1 2012-10-23 Joseph Myers <joseph@codesourcery.com>
3 * config.gcc (*-*-linux* | frv-*-*linux* | *-*-kfreebsd*-gnu |
4 *-*-knetbsd*-gnu | *-*-gnu* | *-*-kopensolaris*-gnu): Use
5 glibc-c.o in c_target_objs and cxx_target_objs. Use t-glibc in
6 tmake_file. Set target_has_targetcm.
7 (tilegx-*-linux*, tilepro-*-linux*): Append to c_target_objs and
8 cxx_target_objs rather than overriding previous value.
9 * config/glibc-c.c, config/t-glibc: New.
10 * doc/tm.texi.in (TARGET_C_PREINCLUDE): New @hook.
11 * doc/tm.texi: Regenerate.
12 * hooks.c (hook_constcharptr_void_null): New.
13 * hooks.h (hook_constcharptr_void_null): Declare.
15 2012-10-23 Eric Botcazou <ebotcazou@adacore.com>
17 * config/mips/linux-common.h (STACK_CHECK_STATIC_BUILTIN): Define.
18 (STACK_CHECK_PROTECT): Likewise.
19 * config/mips/mips.h (MIPS_PROLOGUE_TEMP2_REGNUM): Likewise.
20 (MIPS_PROLOGUE_TEMP2): Likewise.
21 * config/mips/mips-protos.h (mips_output_probe_stack_range): Declare.
22 * config/mips/mips.c: Include common/common-target.h.
23 (mips_emit_probe_stack_range): New function.
24 (mips_output_probe_stack_range): Likewise.
25 (mips_expand_prologue): Invoke mips_emit_probe_stack_range if static
26 builtin stack checking is enabled.
27 * config/mips/mips.md (UNSPEC_PROBE_STACK_RANGE): New constant.
28 (probe_stack_range_<P:mode>): New insn.
30 2012-10-23 Marc Glisse <marc.glisse@inria.fr>
32 * tree-ssa-forwprop.c (forward_propagate_into_cond): Handle vectors.
33 * fold-const.c (fold_relational_const): Handle VECTOR_CST.
34 * doc/generic.texi (VEC_COND_EXPR): Document current policy.
36 2012-10-23 Jan Hubicka <jh@suse.cz>
39 * tree-ssa-loop-niter.c (record_estimate): Do not try to lower
40 the bound of non-is_exit statements.
41 (maybe_lower_iteration_bound): Do it here.
42 (estimate_numbers_of_iterations_loop): Call it.
44 2012-10-23 Jan Hubicka <jh@suse.cz>
47 * cfgloopmanip.c (fix_bb_placements): Add loop_closed_ssa_invalidated;
48 track basic blocks that moved out of their loops.
50 (remove_path): Update.
51 (fix_loop_placements): Update.
52 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Add
53 loop_closed_ssa_invalidated parameter; pass it around.
54 (canonicalize_loop_induction_variables): Update loop closed
56 (tree_unroll_loops_completely): Likewise; do irred update out of
57 the outer loop; verify that SSA form is closed.
58 * cfgloop.h (unrloop): Update.
60 2012-10-23 Terry Guo <terry.guo@arm.com>
63 * config/arm/arm.c (thumb1_expand_prologue): Don't push high regs with
66 2012-10-23 Hans-Peter Nilsson <hp@bitrange.com>
70 * stmt.c (expand_nl_goto_receiver): Remove almost-copy of
71 expand_builtin_setjmp_receiver.
72 (expand_label): Adjust, call expand_builtin_setjmp_receiver
73 with NULL for the label parameter.
74 * builtins.c (expand_builtin_setjmp_receiver): Don't clobber
75 the frame-pointer. Adjust comments.
76 [HAVE_builtin_setjmp_receiver]: Emit builtin_setjmp_receiver
77 only if LABEL is non-NULL.
79 2012-10-22 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
81 PR tree-optimization/55008
82 * gimple-ssa-strength-reduction.c (find_basis_for_candidate): Don't
83 allow a candidate to be a basis for itself under another interpretation.
85 2012-10-22 Sharad Singhai <singhai@google.com>
87 * dumpfile.c (dump_phase_enabled_p): Renamed dump_enabled_p. Update
89 (dump_enabled_p): A new function to check if any of the dump files
91 (dump_kind_p): Remove check for current_function_decl. Add check for
92 dumpfile and alt_dump_file.
93 * dumpfile.h: Add declaration of dump_enabled_p.
95 2012-10-22 Richard Biener <rguenther@suse.de>
98 * tree-streamer-in.c (unpack_ts_int_cst_value_fields): Remove
101 2012-10-22 Uros Bizjak <ubizjak@gmail.com>
103 * config/i386/i386.c (memory_address_length): Assert that non-null
104 base or index RTXes are registers. Do not check for REG RTXes.
105 Determine addr32 prefix using SImode_address_operand or
106 from original base and index RTXes. Simplify code.
108 2012-10-22 Richard Biener <rguenther@suse.de>
110 PR tree-optimization/55011
111 * tree-vrp.c (update_value_range): For invalid lattice transitions
114 2012-10-22 Julian Brown <julian@codesourcery.com>
116 * config/arm/arm.h (CANNOT_CHANGE_MODE_CLASS): Avoid subreg'ing
117 VFP D registers in big-endian mode.
119 2012-10-22 Georg-Johann Lay <avr@gjlay.de>
121 * doc/invoke.texi (AVR Options): Document __AVR_ARCH__.
122 Note __AVR_<device>__ is not defined for cores.
123 Don't point to --help=target.
125 2012-10-22 Sameera Deshpande <sameera.deshpande@arm.com>
126 Greta Yorsh <Greta.Yorsh@arm.com>
128 * config/arm/arm.c (thumb2_emit_ldrd_pop): New function.
129 (arm_expand_epilogue): Use the new function.
131 2012-10-22 Sameera Deshpande <sameera.deshpande@arm.com>
132 Greta Yorsh <Greta.Yorsh@arm.com>
134 * config/arm/arm.c (thumb2_emit_strd_push): New function.
135 (arm_expand_prologue): Use the new function.
137 2012-10-22 Sameera Deshpande <sameera.deshpande@arm.com>
138 Greta Yorsh <Greta.Yorsh@arm.com>
140 * config/arm/arm-protos.h (offset_ok_for_ldrd_strd): New declaration.
141 (operands_ok_ldrd_strd): Likewise.
142 * config/arm/arm.c (offset_ok_for_ldrd_strd): New function.
143 (operands_ok_ldrd_strd): Likewise.
144 * config/arm/arm.md (thumb2_ldrd, thumb2_ldrd_base): New patterns.
145 (thumb2_ldrd_base_neg): Likewise.
146 (thumb2_strd, thumb2_strd_base, thumb_strd_base_neg): Likewise.
147 * predicates.md (ldrd_strd_offset_operand): New predicate.
148 * config/arm/constraints.md (Do): New constraint.
150 2012-10-22 Hans-Peter Nilsson <hp@bitrange.com>
152 * config/mmix/mmix.md ("nonlocal_goto_receiver"): Refer to the
153 frame-pointer as an operand.
154 ("*nonlocal_goto_receiver_expanded"): Ditto. Use
155 mmix_output_register_setting instead of naked output_asm_insn for
156 the offset from the frame-pointer to the saved rO.
157 * config/mmix/mmix.c (mmix_output_register_setting): Emit NEGU for
159 * config/mmix/predicates.md ("frame_pointer_operand"): New.
160 * config/mmix/constraints.md ("Yf"): New.
162 * stmt.c (expand_nl_goto_receiver): Remove almost-copy of
163 expand_builtin_setjmp_receiver.
164 (expand_label): Adjust, call expand_builtin_setjmp_receiver
165 with NULL for the label parameter.
166 * builtins.c (expand_builtin_setjmp_receiver): Don't clobber
167 the frame-pointer. Adjust comments.
168 [HAVE_builtin_setjmp_receiver]: Emit builtin_setjmp_receiver
169 only if LABEL is non-NULL.
171 2012-10-21 Uros Bizjak <ubizjak@gmail.com>
173 * config/i386/i386-protos.h (memory_address_length): Add new bool
174 argument. Update all uses.
175 * config/i386/i386.c (memory_address_length): If not LEA insn, then
176 add length of addr32 prefix based on mode of base or index register.
177 (ix86_attr_length_address_default) <TYPE_LEA>: Do not handle SImode
178 addresses here. Update call to memory_address_length.
179 (ix86_print_address_operand): Use SImode_address_operand predicate.
180 * config/i386/predicates.md (SImode_address_operand): New.
181 * config/i386/i386.md (lea<mode>): Use SImode_address_operand
182 to calculate "mode" attribute. Use SImode_address_operand predicate
183 instead of open-coding accepted RTX codes.
185 2012-10-21 Joern Rennecke <joern.rennecke@embecosm.com>
187 * rtl.def (ADDR_DIFF_VEC): Fix comment typo.
189 2012-10-21 Eric Botcazou <ebotcazou@adacore.com>
191 PR rtl-optimization/44194
192 * calls.c (expand_call): Allow sibling calls in the PARALLEL case.
194 2012-10-21 Tobias Burnus <burnus@net-b.de>
197 * Makefile.in (TARGET_SYSTEM_ROOT_DEFINE): New.
199 2012-10-21 Chung-Lin Tang <cltang@codesourcery.com>
201 * config/xtensa/xtensa.c (xtensa_expand_builtin): Remove unused 'arg'
204 2012-10-20 Eric Botcazou <ebotcazou@adacore.com>
206 PR rtl-optimization/54315
207 * calls.c (expand_call): Don't deal specifically with BLKmode values
208 returned in naked registers.
209 * expr.h (copy_blkmode_from_reg): Adjust prototype.
210 * expr.c (copy_blkmode_from_reg): Rename first parameter into
211 TARGET and make it required. Assert that SRCREG hasn't BLKmode.
212 Add a couple of short-circuits for common cases and be prepared
213 for sub-word registers.
214 (expand_assignment): Call copy_blkmode_from_reg for BLKmode values
215 returned in naked registers.
216 (store_expr): Likewise.
217 (store_field): Likewise.
219 2012-10-20 Jan Hubicka <jh@suse.cz>
221 * loop-unroll.c (decide_unroll_constant_iterations): Don't
222 perform unrolling for loops with low iterations bounds or estimates.
224 2012-10-20 Jan Hubicka <jh@suse.cz>
226 * loop-iv.c (iv_number_of_iterations): Record the upper bound
227 only if there are no further conditions on it.
229 2012-10-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
233 * opts.c (finish_options): Remove explicit handling from here.
235 2012-10-20 Joern Rennecke <joern.rennecke@embecosm.com>
236 Richard Sandiford <rdsandiford@googlemail.com>
238 * emit-rtl.c (copy_delay_slot_insn): New function.
239 * emit-rtl.h (copy_delay_slot_insn): Declare.
240 * reorg.c: Include "emit-rtl.h".
241 (steal_delay_list_from_target): Use copy_delay_slot_insn.
242 (fill_slots_from_thread, fill_simple_delay_slots): Likewise.
244 * final.c (shorten_branches): When optimizing, start with small
245 length and increase from there, and don't decrease lengths.
247 2012-10-19 Jan Hubicka <jh@suse.cz>
249 * builtins.def (BUILT_IN_UNREACHABLE): Make
250 ATTR_CONST_NORETURN_NOTHROW_LEAF_LIST.
251 * builtin-attrs.def (ATTR_CONST_NORETURN_NOTHROW_LEAF_LIST): Define.
253 2012-10-19 Michael Meissner <meissner@linux.vnet.ibm.com>
254 Dominique Dhumieres <dominiq@lps.ens.fr>
256 * config/rs6000/rs6000-cpus.def (POWERPC_MASKS): Don't assume
257 OPTION_MASK_STRICT_ALIGN is defined.
258 (MASK_STRICT_ALIGN): If OPTION_MASK_STRICT_ALIGN is not defined,
259 define this to 0 for the 3 ports that use it.
261 * config/rs6000/rs6000.c (OPTION_MASK_STRICT_ALIGN): Don't do
262 check for ports not having -mstrict-align here, move test to
264 (MASK_STRICT_ALIGN): Likewise.
265 (rs6000_debug_reg_global): Print out correct target flag words if
268 2012-10-19 Marek Polacek <polacek@redhat.com>
271 * fold-const.c (fold_sign_changed_comparison): Punt if folding
272 pointer/non-pointer comparison.
274 2012-10-19 Greta Yorsh <Greta.Yorsh@arm.com>
276 * doc/sourcebuild.texi (Effective-Target Keywords): Document
277 new effective target keyword arm_prefer_ldrd_strd.
279 2012-10-19 Richard Guenther <rguenther@suse.de>
281 PR tree-optimization/54981
282 * tree-loop-distribution.c (ssa_name_has_uses_outside_loop_p):
283 Do not consider debug stmts as uses.
285 2012-10-19 Richard Biener <rguenther@suse.de>
287 PR tree-optimization/54976
288 * tree-vect-stmts.c (get_vectype_for_scalar_type_and_size):
289 Robustify against odd inner_mode inputs.
291 2012-10-19 Zhenqiang Chen <zhenqiang.chen@linaro.org>
294 * config/arm/arm.c (arm_expand_compare_and_swap): Use SImode to make
295 sure the mode is correct when falling through from above cases.
297 2012-10-19 Bin Cheng <bin.cheng@arm.com>
299 * common.opt (flag_ira_hoist_pressure): New.
300 * doc/invoke.texi (-fira-hoist-pressure): Describe.
301 * ira-costs.c (ira_set_pseudo_classes): New parameter.
302 * ira.h: Update copyright dates.
303 (ira_set_pseudo_classes): Update prototype.
304 * haifa-sched.c (sched_init): Update call.
305 * ira.c (ira): Update call.
306 * regmove.c: Update copyright dates.
307 (regmove_optimize): Update call.
308 * loop-invariant.c: Update copyright dates.
309 (move_loop_invariants): Update call.
310 * gcse.c: (struct bb_data): New structure.
311 (BB_DATA): New macro.
312 (curr_bb, curr_reg_pressure): New static variables.
313 (should_hoist_expr_to_dom): Rename from hoist_expr_reaches_here_p.
314 Change parameter expr_index to expr.
315 New parameters pressure_class, nregs and hoisted_bbs.
316 Use reg pressure to determine the distance expr can be hoisted.
317 (hoist_code): Use reg pressure to direct the hoist process.
318 (get_regno_pressure_class, get_pressure_class_and_nregs)
319 (change_pressure, calculate_bb_reg_pressure): New.
320 (one_code_hoisting_pass): Calculate register pressure. Allocate
323 2012-10-19 Bin Cheng <bin.cheng@arm.com>
325 * gcse.c: Update copyright dates.
326 (hoist_expr_reaches_here_p): Change parameter type from char *
329 2012-10-19 Sebastian Huber <sebastian.huber@embedded-brains.de>
332 (arm*-*-eabi* | arm*-*-symbianelf* | arm*-*-rtemseabi*): Rename
333 "arm*-*-rtemseabi*" to "arm*-*-rtems*".
335 2012-10-19 Alan Modra <amodra@gmail.com>
337 * configure.ac (HAVE_LD_NO_DOT_SYMS): Set if using gold.
338 (HAVE_LD_LARGE_TOC): Likewise.
339 * configure: Regenerate.
341 2012-10-19 Alan Modra <amodra@gmail.com>
343 * config/rs6000/predicates.md (splat_input_operand): Don't call
344 input_operand for MEMs. Instead check for volatile and call
345 memory_address_addr_space_p with modified mode.
347 2012-10-18 Uros Bizjak <ubizjak@gmail.com>
349 * config/i386/i386.md (rdpmc): Remove expander.
352 (rdpmc): Rename from *rdpmc.
353 (rdpmc_rex64): Rename from *rdpmc_rex64.
354 (rdtsc): Rename from *rdtsc.
355 (rdtsc_rex64): Rename from *rdtsc_rex64.
356 (rdtscp): Rename from *rdtscp.
357 (rdtscp_rex64): Rename from *rdtscp_rex64.
359 * config/i386/i386.c (struct builtin_description bdesc_special_args)
360 <IX86_BUILTIN_RDTSC>: Use CODE_FOR_NOTHING.
361 <IX86_BUILTIN_RDTSCP>: Ditto.
362 (struct builtin_description bdesc__args) <IX86_BUILTIN_RDPMC>: Ditto.
363 (ix86_expand_builtin) <IX86_BUILTIN_{RDPMC,RDTSC,RDTSCP}>: Handle here.
365 2012-10-18 Jan-Benedict Glaw <jbglaw@lug-owl.de>
367 * config/sh/sh.c: Fix comment to silence warning.
369 2012-10-18 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
370 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
371 Sameera Deshpande <sameera.deshpande@arm.com>
373 * config/arm/cortex-a15-neon.md: New file.
374 * config/arm/cortex-a15.md (cortex_a15_call): Adjust reservation.
375 (cortex_a15_load1): Likewise.
376 (cortex_a15_load3): Likewise.
377 (cortex_a15_store1): Likewise.
378 (cortex_a15_store3): Likewise.
379 (cortex-a15-neon.md): Include.
381 2012-10-18 Segher Boessenkool <segher@kernel.crashing.org>
383 * config/rs6000/altivec.md (altivec_lvsl, altivec_lvsr): Add mode.
384 (altivec_vsumsws_nomode): Delete.
385 (reduc_splus_<mode>, reduc_uplus_<mode>): Call gen_altivec_vsumsws
386 instead of gen_altivec_vsumsws_nomode.
387 (altivec_lvlx, altivec_lvlxl, altivec_lvrx, altivec_lvrxl): Add mode.
388 * config/rs6000/rs6000.md (probe_stack): Rename to...
389 (probe_stack_<mode>): ... this. Add mode. Change pattern to
390 use std instead of stw when appropriate.
391 (probe_stack): New expander.
392 (move_from_CR_ov_bit): Add mode.
393 (splitter for compare_plus_ne0_<mode>, splitter for
394 compare_plus_ne0_<mode>_1): Remove constraints.
395 * config/rs6000/sync.md (loadsync): Rename to...
396 (loadsync_<mode>): ... this. Add mode.
397 (atomic_load<mode>): Adjust.
399 2012-10-18 Eric Botcazou <ebotcazou@adacore.com>
401 * loop-invariant.c: Include target.h.
402 (check_dependency): Return false for an uninitialized argument register
403 that is likely to be spilled.
404 * Makefile.in (loop-invariant.o): Add $(TARGET_H).
406 2012-10-18 Eric Botcazou <ebotcazou@adacore.com>
408 * except.c (sjlj_emit_function_enter): Remove unused variable.
410 2012-10-18 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
411 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
413 * config/arm/arm.c (neon_builtin_data): Add vfma and vfms builtins.
414 * config/arm/neon-docgen.ml (intrinsic_groups): Add
415 fused-multiply-* groups.
416 * config/neon-gen.ml (print_feature_test_start): New function.
417 (print_feature_test_end): Likewise.
418 (print_variant): Print feature test macros.
419 * config/arm/neon-testgen.ml (emit_prologue): Allow different
420 tests to require different effective targets.
421 (effective_target): New function.
422 (test_intrinsic): Specify correct effective targets.
423 * gcc/config/arm/neon.md (fma<VCVTF:mode>4_intrinsic): New pattern.
424 (fmsub<VCVTF:mode>4_intrinsic): Likewise.
425 (neon_vfma<VCVFT:mode>): New expand.
426 (neon_vfms<VCVFT:mode>): Likewise.
427 * config/neon.ml (opcode): Add Vfma and Vfms.
428 (features): Add Requires_feature.
429 (ops): Add VFMA and VFMS intrinsics.
430 * config/arm/arm_neon.h: Regenerate.
431 * doc/arm-neon-intrinsics.texi: Likewise.
433 2012-10-18 Richard Guenther <rguenther@suse.de>
435 * lto-streamer.h (enum LTO_tags): Add LTO_integer_cst.
436 * lto-streamer-in.c (lto_input_tree): Use it.
437 * lto-streamer-out.c (lto_output_tree): Likewise, for
438 !TREE_OVERFLOW integer constants only.
439 * tree-streamer-in.c (unpack_ts_int_cst_value_fields): New function.
440 (unpack_value_fields): Call it.
441 (streamer_read_integer_cst): Simplify.
442 * tree-streamer-out.c (pack_ts_int_cst_value_fields): New function.
443 (streamer_pack_tree_bitfields): Call it.
444 (streamer_write_integer_cst): Adjust.
446 2012-10-18 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
447 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
449 * config.gcc: Add support for ARMv8 for arm*-*-* targets.
450 * config/arm/arm-arches.def: Add armv8-a
451 * config/arm/arm-fpus.def: Add fp-armv8, neon-fp-armv8,
452 crypto-neon-fp-armv8. Add crypto field.
453 * config/arm/arm-tables.opt: Regenerate.
454 * config/arm/arm.c (FL_FOR_ARCH8A): Likewise.
455 (arm_arch8): New global variable.
456 (ARM_FPU): Add crypto parameter.
457 (arm_option_override): Set arm_arch8, update comments.
458 * config/arm/arm.h (TARGET_CRYPTO): New macro.
459 (arm_fpu_desc): Add crypto field.
460 (base_architecture): Add ARMv8 entry.
461 (arm_arch8): New variable declaration.
462 * config/arm/bpabi.h: ARMv8 supports BE8.
463 * doc/invoke.texi: Document ARMv8 options.
465 2012-10-17 Aldy Hernandez <aldyh@redhat.com>
468 * trans-mem.c (diagnose_tm_1_op): Allow volatiles inside relaxed
471 2012-10-17 Aldy Hernandez <aldyh@redhat.com>
473 PR rtl-optimization/54900
474 * ifcvt.c (noce_can_store_speculate_p): Call
475 memory_must_be_modified_in_insn_p.
476 * alias.c (memory_must_be_modified_in_insn_p): New.
477 (set_dest_equal_p): New.
478 * rtl.h (memory_must_be_modified_in_p): Protoize.
480 2012-10-17 Michael Meissner <meissner@linux.vnet.ibm.com>
482 * config/rs6000/rs6000.opt (rs6000_isa_flags): New flag word to
483 replace target_flags that gives us 63 possible switches.
484 (x_rs6000_isa_flags): Save area for rs6000_isa_flags.
485 (x_rs6000_isa_flags_explicit): Save area for rs6000_isa_flags_explicit.
486 (rs6000_target_flags_explicit): Delete in favor of
487 x_rs6000_isa_flags_explicit.
488 (-mpowerpc64): Change all switches that used to be in target_flags
489 to now be in rs6000_isa_flags. In using rs6000_isa_flags, the
490 options machinary will generate names of the form OPITON_<xxx>
491 instead of TARGET_<xxx> and OPTION_MASK_<xxx> instead of MASK_<xxx>.
492 (-mpowerpc-gpopt): Likewise.
493 (-mpowerpc-gfxopt): Likewise.
495 (-mpopcntb): Likewise.
498 (-mmfpgpr): Likewise.
499 (-maltivec): Likewise.
500 (-mhard-dfp): Likewise.
503 (-mmultiple): Likewise.
504 (-mstring): Likewise.
505 (-msoft-float): Likewise.
506 (-mhard-float): Likewise.
507 (-mpopcntd): Likewise.
509 (-mno-update): Likewise.
510 (-mupdate): Likewise.
511 (-mrecip-precision): Likewise.
512 (-mminimal-toc): Likewise.
514 * config/rs6000/aix64.opt (-maix64): Likewise.
516 * config/rs6000/sysv4.opt (-mstrict-align): Likewise.
517 (-mrelocatable): Likewise.
518 (-mlittle-endian): Likewise.
519 (-mlittle): Likewise.
520 (-mbig-endian): LIkewise.
525 * config/rs6000/darwin.opt (-m64): Likewise.
528 * config/rs6000/rs6000-cpus.def (ISA_2_1_MASKS): Move the various
529 masks used in rs6000.c here, since they are more logically in this
530 file. Convert from being enums to just #defines, since the types
531 of these masks is now HOST_WIDE_INT instead of int. For
532 POWERPC_MASKS, add MASK_SOFT_FLOAT, since the only use case or'ed
533 in the mask. Change the use in rs6000.c not to do the OR of
535 (ISA_2_1_MASKS): Likewise.
536 (ISA_2_2_MASKS): Likewise.
537 (ISA_2_4_MASKS): Likewise.
538 (ISA_2_5_MASKS_EMBEDDED): Likewise.
539 (ISA_2_5_MASKS_SERVER): Likewise.
540 (POWERPC_7400_MASK): Likewise.
541 (POWERPC_MASKS): Likewise.
542 * config/rs6000/rs6000.c (ISA_2_1_MASKS): Likewise.
543 (ISA_2_1_MASKS): Likewise.
544 (ISA_2_2_MASKS): Likewise.
545 (ISA_2_4_MASKS): Likewise.
546 (ISA_2_5_MASKS_EMBEDDED): Likewise.
547 (ISA_2_5_MASKS_SERVER): Likewise.
548 (POWERPC_7400_MASK): Likewise.
549 (POWERPC_MASKS): Likewise.
550 (rs6000_option_override_internal): Likewise.
552 * config/rs6000/rs6000.c (darwin_rs6000_override_options): Change
553 all uses of target_flags to rs6000_isa_flags. Change all uses of
554 target_flags_explicit to rs6000_isa_flags_explicit. Change the
555 use of MASK_<xxx> to OPTION_MASK_<xxx> that options.h defines when
556 we use a secondary flags word. Save/restore/print the new flags
557 word when switching contexts with different target attributes.
558 (rs6000_option_override_internal): Likewise.
559 (rs6000_darwin_file_start): Likewise.
560 (rs6000_opt_masks): Likewise.
561 (rs6000_inner_target_options): Likewise.
562 (rs6000_pragma_target_parse): Likewise.
563 (rs6000_set_current_function): Likewise.
564 (rs6000_function_specific_save): Likewise.
565 (rs6000_function_specific_restore): Likewise.
566 (rs6000_function_specific_print): Likewise.
567 (rs6000_can_inline_p): Likewise.
568 * config/rs6000/rs6000-c.c (rs6000_target_modify_macros): Likewise.
569 (rs6000_cpu_cpp_builtins): Likewise.
570 * common/config/rs6000/rs6000-driver.c (rs6000_handle_option):
573 * config/rs6000/rs6000.h (MASK_ALTIVEC): In moving to using
574 Var(...) for all of the isa switches, the options machinery now
575 uses OPTION_MASK_<xxx> instead of MASK_<xxx> for the mask name.
576 Use #define to map the old name into the new name. For switches
577 that are defined in aix64.opt, sysv4.opt, and darwin.opt, only do
578 the definition if those switches were defined.
579 (MASK_ALTIVEC): Likewise.
580 (MASK_CMPB): Likewise.
581 (MASK_DFP): Likewise.
582 (MASK_DLMZB): Likewise.
583 (MASK_EABI): Likewise.
584 (MASK_FPRND): Likewise.
585 (MASK_HARD_FLOAT): Likewise.
586 (MASK_ISEL): Likewise.
587 (MASK_MFCRF): Likewise.
588 (MASK_MFPGPR): Likewise.
589 (MASK_MULHW): Likewise.
590 (MASK_MULTIPLE): Likewise.
591 (MASK_NO_UPDATE): Likewise.
592 (MASK_POPCNTB): Likewise.
593 (MASK_POPCNTD): Likewise.
594 (MASK_PPC_GFXOPT): Likewise.
595 (MASK_PPC_GPOPT): Likewise.
596 (MASK_RECIP_PRECISION): Likewise.
597 (MASK_SOFT_FLOAT): Likewise.
598 (MASK_STRICT_ALIGN): Likewise.
599 (MASK_STRING): Likewise.
600 (MASK_UPDATE): Likewise.
601 (MASK_VSX): Likewise.
602 (MASK_POWERPC64): Likewise.
603 (MASK_64BIT): Likewise.
604 (MASK_RELOCATABLE): Likewise.
605 (MASK_LITTLE_ENDIAN): Likewise.
606 (MASK_MINIMAL_TOC): Likewise.
607 (MASK_REGNAMES): Likewise.
608 (MASK_PROTOTYPE): Likewise.
609 (rs6000_isa_flags_explicit): Define in terms of the
610 global_options_set structure.
612 * gcc/config/rs6000/aix43.h (SUBTARGET_OVERRIDE_OPTIONS):
613 Change use of target_flags to rs6000_isa_flags, target_flags_explicit
614 to rs6000_isa_flags_explicit, and MASK_<xxx> to OPTION_MASK_<xxx>.
615 * gcc/config/rs6000/aix51.h (SUBTARGET_OVERRIDE_OPTIONS): Likewise.
616 * gcc/config/rs6000/aix52.h (SUBTARGET_OVERRIDE_OPTIONS): Likewise.
617 * gcc/config/rs6000/aix53.h (SUBTARGET_OVERRIDE_OPTIONS): Likewise.
618 * gcc/config/rs6000/aix61.h (SUBTARGET_OVERRIDE_OPTIONS): Likewise.
619 * gcc/config/rs6000/freebsd64.h (RELOCATABLE_NEEDS_FIXUP): Likewise.
620 (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
621 * gcc/config/rs6000/freebsd.h (RELOCATABLE_NEEDS_FIXUP): Likewise.
622 * gcc/config/rs6000/linux64.h (RELOCATABLE_NEEDS_FIXUP): Likewise.
623 (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
624 (OPTION_LITTLE_ENDIAN): Likewise.
625 (OPTION_RELOCATABLE): Likewise.
626 (OPTION_EABI): Likewise.
627 (OPTION_PROTOTYPE): Likewise.
628 * gcc/config/rs6000/linux.h (RELOCATABLE_NEEDS_FIXUP): Likewise.
629 * gcc/config/rs6000/option-defaults.h (OPTION_MASK_64BIT): Likewise.
630 (OPT_ARCH32): Likewise.
631 (OPT_ARCH64): Likewise.
632 * gcc/config/rs6000/sysv4.h (TARGET_TOC): Likewise.
633 (SUBTARGET_OVERRIDE_OPTIONS): Likewise.
634 (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
635 (TARGET_OS_SYSV_CPP_BUILTINS): Likewise.
637 * config/rs6000/t-rs6000 (rs6000.o): Add rs6000-cpus.def as a
640 2012-10-17 Jan Hubicka <jh@suse.cz>
642 * cfgloopmanip.c (copy_loop_info): New function.
643 (duplicate_loop): Use it.
644 (loop_version): Use it.
645 * loop-unswitch.c (unswitch_loop): Use it.
646 * cfgloop.h (copy_loop_info): Declare.
648 2012-10-17 Jan Hubicka <jh@suse.cz>
650 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Add edge_to_cancel
651 parameter and use it to estimate code optimized out in the final
653 (loop_edge_to_cancel): New function.
654 (try_unroll_loop_completely): New IRRED_IVALIDATED parameter;
655 handle unrolling loops with bounds given via max_loop_iteratins;
656 handle unrolling non-inner loops when code size shrinks;
657 tidy dump output; when the last iteration loop still stays
658 as loop in the CFG forcongly redirect the latch to
659 __builtin_unreachable.
660 (canonicalize_loop_induction_variables): Add irred_invlaidated
661 parameter; record niter bound derrived; dump
662 max_loop_iterations bounds; call try_unroll_loop_completely
663 even if no niter bound is given.
664 (canonicalize_induction_variables): Handle irred_invalidated.
665 (tree_unroll_loops_completely): Handle non-innermost loops;
666 handle irred_invalidated.
667 * cfgloop.h (unlop): Declare.
668 * cfgloopmanip.c (unloop): Export.
669 * tree.c (build_common_builtin_nodes): Build BULTIN_UNREACHABLE.
671 2012-10-17 Michael Meissner <meissner@linux.vnet.ibm.com>
673 * opth-gen.awk (TARGET_* generation): Always generate TARGET_<xxx>
674 for Mask options, whether they use Var(...) or not.
676 * config/linux-android.h (ANDROID_TARGET_OS_CPP_BUILTINS): Use
677 TARGET_<xxx> instead of OPTION_<xxx>.
678 * config/i386/i386.h (TARGET_64BIT): Likewise.
679 (TARGET_MMX): Likewise.
680 (TARGET_3DNOW): Likewise.
681 (TARGET_3DNOW_A): Likewise.
682 (TARGET_SSE): Likewise.
683 (TARGET_SSE2): Likewise.
684 (TARGET_SSE3): Likewise.
685 (TARGET_SSSE3): Likewise.
686 (TARGET_SSE4_1): Likewise.
687 (TARGET_SSE4_2): Likewise.
688 (TARGET_AVX): Likewise.
689 (TARGET_AVX2): Likewise.
690 (TARGET_FMA): Likewise.
691 (TARGET_SSE4A): Likewise.
692 (TARGET_FMA4): Likewise.
693 (TARGET_XOP): Likewise.
694 (TARGET_LWP): Likewise.
695 (TARGET_ROUND): Likewise.
696 (TARGET_ABM): Likewise.
697 (TARGET_BMI): Likewise.
698 (TARGET_BMI2): Likewise.
699 (TARGET_LZCNT): Likewise.
700 (TARGET_TBM): Likewise.
701 (TARGET_POPCNT): Likewise.
702 (TARGET_SAHF): Likewise.
703 (TARGET_MOVBE): Likewise.
704 (TARGET_CRC32): Likewise.
705 (TARGET_AES): Likewise.
706 (TARGET_PCLMUL): Likewise.
707 (TARGET_CMPXCHG16B): Likewise.
708 (TARGET_FSGSBASE): Likewise.
709 (TARGET_RDRND): Likewise.
710 (TARGET_F16C): Likewise.
711 (TARGET_RTM ): Likewise.
712 (TARGET_HLE): Likewise.
713 (TARGET_RDSEED): Likewise.
714 (TARGET_PRFCHW): Likewise.
715 (TARGET_ADX): Likewise.
716 (TARGET_64BIT): Likewise.
717 (TARGET_MMX): Likewise.
718 (TARGET_3DNOW): Likewise.
719 (TARGET_3DNOW_A): Likewise.
720 (TARGET_SSE): Likewise.
721 (TARGET_SSE2): Likewise.
722 (TARGET_SSE3): Likewise.
723 (TARGET_SSSE3): Likewise.
724 (TARGET_SSE4_1): Likewise.
725 (TARGET_SSE4_2): Likewise.
726 (TARGET_AVX): Likewise.
727 (TARGET_AVX2): Likewise.
728 (TARGET_FMA): Likewise.
729 (TARGET_SSE4A): Likewise.
730 (TARGET_FMA4): Likewise.
731 (TARGET_XOP): Likewise.
732 (TARGET_LWP): Likewise.
733 (TARGET_ROUND): Likewise.
734 (TARGET_ABM): Likewise.
735 (TARGET_BMI): Likewise.
736 (TARGET_BMI2): Likewise.
737 (TARGET_LZCNT): Likewise.
738 (TARGET_TBM): Likewise.
739 (TARGET_POPCNT): Likewise.
740 (TARGET_SAHF): Likewise.
741 (TARGET_MOVBE): Likewise.
742 (TARGET_CRC32): Likewise.
743 (TARGET_AES): Likewise.
744 (TARGET_PCLMUL): Likewise.
745 (TARGET_CMPXCHG16B): Likewise.
746 (TARGET_FSGSBASE): Likewise.
747 (TARGET_RDRND): Likewise.
748 (TARGET_F16C): Likewise.
749 (TARGET_RTM): Likewise.
750 (TARGET_HLE): Likewise.
751 (TARGET_RDSEED): Likewise.
752 (TARGET_PRFCHW): Likewise.
753 (TARGET_ADX): Likewise.
754 (TARGET_LP64): Likewise.
755 (TARGET_X32): Likewise.
756 (TARGET_ISA_ROUND): Likewise.
757 * config/i386/darwin.h (TARGET_64BIT): Likewise.
759 * doc/options.texi (Mask): Update documentation to specify only
760 TARGET_<xxx> is generated.
762 2012-10-17 Greta Yorsh <Greta.Yorsh@arm.com>
764 * config/arm/arm.md (UNSPEC_PROLOGUE_USE): Rename this...
765 (UNSPEC_REGISTER_USE): ... to this.
766 (prologue_use): Rename this...
767 (force_register_use): ... to this and update output assembly.
768 (epilogue) Rename gen_prologue_use to gen_force_register_use.
769 * config/arm/arm.c (arm_expand_prologue): Likewise.
770 (thumb1_expand_epilogue): Likewise.
771 (arm_expand_epilogue): Likewise.
772 (arm_expand_epilogue): Likewise.
774 2012-10-17 Georg-Johann Lay <avr@gjlay.de>
776 * config/avr/avr-arch.h (avr_extra_arch_macro): Remove prototype.
777 * config/avr/avr.c (avr_extra_arch_macro): Remove variable.
778 (avr_option_override): Remove setting of avr_extra_arch_macro.
779 * config/avr/avr-c.c (avr_extra_arch_macro): Replace with
780 avr_current_device->macro.
782 2012-10-17 Richard Biener <rguenther@suse.de>
784 * tree-streamer-out.c (write_ts_decl_common_tree_pointers):
785 Do not write TREE_CHAIN of PARM_DECLs.
786 (write_ts_decl_non_common_tree_pointers): Instead stream
787 the DECL_ARGUMENTS chain.
788 * tree-streamer-in.c (lto_input_ts_decl_common_tree_pointers):
789 Do not read TREE_CHAIN of PARM_DECLs.
790 (lto_input_ts_decl_non_common_tree_pointes): Instead read
791 the DECL_ARGUMENTS as chain.
793 2012-10-17 Steven Bosscher <steven@gcc.gnu.org>
795 * config/iq2000/iq2000.h (call_used_regs): Remove definition.
797 2012-10-16 Eric Botcazou <ebotcazou@adacore.com>
799 PR rtl-optimization/54870
800 * tree.h (TREE_ADDRESSABLE): Document special usage on SSA_NAME.
801 * cfgexpand.c (update_alias_info_with_stack_vars ): Set it on the
802 SSA_NAME pointer that points to a partition if there is at least
803 one variable with it set in the partition.
804 * dse.c (local_variable_can_escape): New predicate.
805 (can_escape): Call it.
806 * gimplify.c (mark_addressable): If this is a partitioned decl, also
807 mark the SSA_NAME pointer that points to a partition.
809 2012-10-16 Steven Bosscher <steven@gcc.gnu.org>
811 * df-problems.c (df_kill_notes): Split up in two functions.
812 (df_remove_dead_and_unused_notes): New function, first half of
813 df_kill notes to remove all REG_DEAD and REG_UNUSED notes.
814 (df_remove_dead_eq_notes): New function, second half of df_kill_notes
815 to remove REG_EQUAL and REG_EQUIV notes referring to dead registers.
816 (df_note_bb_compute): Call df_remove_dead_and_unused_notes instead
817 of df_kill_notes. Call df_remove_dead_eq_notes after processing insn.
819 * web.c (web): Re-add DF_RD_PRUNE_DEAD_DEFS;
821 2012-10-16 Ian Lance Taylor <iant@google.com>
823 * doc/extend.texi (Return Address): Change
824 __builtin_extract_return_address to
825 __builtin_extract_return_addr.
827 2012-10-16 Steven Bosscher <steven@gcc.gnu.org>
829 * rtl.h (get_call_rtx_from): New prototype.
830 * rtlanal.c (get_call_rtx_from): New function.
831 * calls.c (emit_call_1): Use it.
832 * dse.c (scan_insn): Likewise
833 * dwarf2out.c (dwarf2out_var_location): Likewise.
834 * sched-deps.c (call_may_noreturn_p): Likewise.
835 * var-tracking.c (prepare_call_arguments): Likewise.
836 * config/sh/sh.c (sh_adjust_cost): Likewise.
838 2012-10-16 Tom de Vries <tom@codesourcery.com>
840 * expr.c (move_by_pieces, move_by_pieces_ninsns, can_store_by_pieces)
841 (store_by_pieces_1): Don't enter loop when no more data is left.
843 2012-10-16 Joern Rennecke <joern.rennecke@embecosm.com>
845 * loop-doloop.c (doloop_modify): Pass doloop_end pattern to
847 (doloop_optimize): Pass flag to indicate if loop is entered at top
849 * config/arm/thumb2.md (doloop_end): Accept extra operand.
850 * config/bfin/bfin.md (doloop_end): Likewise.
851 * config/c6x/c6x.md (doloop_end): Likewise.
852 * config/ia64/ia64.md (doloop_end): Likewise.
853 * config/mep/mep.md (doloop_begin, doloop_end): Likewise.
854 * config/rs6000/rs6000.md (doloop_end): Likewise.
855 * config/s390/s390.md (doloop_end): Likewise.
856 * config/sh/sh.md (doloop_end): Likewise.
857 * config/spu/spu.md (doloop_end): Likewise.
858 * config/tilegx/tilegx.md (doloop_end): Likewise.
859 * config/tilepro/tilepro.md (doloop_end): Likewise.
860 * doc/md.texi (doloop_end): Document new operand.
861 * basic-block.h (contains_no_active_insn_p): Declare.
862 * cfgrtl.c (contains_no_active_insn_p): New function, factored
864 (forwarder_block_p): ... here.
866 2012-10-16 Manuel López-Ibáñez <manu@gcc.gnu.org>
870 * doc/options.texi (EnabledBy): Document new form.
871 * optc-gen.awk: Handle new form of EnabledBy.
872 * common.opt (Wunused-but-set-parameter): Use EnabledBy.
873 (Wunused-parameter): Likewise.
874 * opts.c (finish_options): Do not handle them explicitly.
875 * opt-functions.awk (search_var_name): New.
877 2012-10-16 Manuel López-Ibáñez <manu@gcc.gnu.org>
881 * optc-gen.awk: Handle new form of LangEnabledBy.
882 * opts.c (set_Wstrict_aliasing): Declare here. Make static.
883 * common.opt (Wstrict-aliasing=,Wstrict-overflow=): Do not use Init.
884 * doc/options.texi (LangEnabledBy): Document new form.
885 * flags.h (set_Wstrict_aliasing): Do not declare.
887 2012-10-16 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
889 * reload.c (find_reloads_subreg_address): Remove FORCE_REPLACE
890 parameter. Always replace normal subreg with memory reference
891 whenever possible. Return NULL otherwise.
892 (find_reloads_toplev): Always call find_reloads_subreg_address
893 for subregs of registers equivalent to a memory location.
894 Only recurse further if find_reloads_subreg_address fails.
895 (find_reloads_address_1): Only call find_reloads_subreg_address
896 for subregs of registers equivalent to a memory location.
897 Properly handle failure of find_reloads_subreg_address.
899 2012-10-16 Jakub Jelinek <jakub@redhat.com>
902 * rtl.h: Document jump flag on VALUE.
903 * cselib.h (cselib_set_value_sp_based,
904 cselib_sp_based_value_p): New prototypes.
905 * alias.c (find_base_term): For cselib_sp_based_value_p
906 return static_reg_base_value[STACK_POINTER_REGNUM].
907 * cselib.c (SP_BASED_VALUE_P): Define.
908 (cselib_set_value_sp_based, cselib_sp_based_value_p): New functions.
909 * var-tracking.c (add_stores): Call cselib_set_value_sp_based
910 for not yet preserved VALUEs of sp on sp assignments if
911 hard_frame_pointer_adjustment != -1.
912 (vt_initialize): When setting hard_frame_pointer_adjustment,
913 disassociate sp from its previous value and call
914 cselib_set_value_sp_based on a new VALUE created for sp.
916 PR tree-optimization/54889
917 * tree-vect-stmts.c (vectorizable_load): Add VIEW_CONVERT_EXPR if
918 ARRAY_REF newref doesn't have compatible type with vectype element
919 type, use vectype element type for MEM_REF.
921 2012-10-16 Steven Bosscher <steven@gcc.gnu.org>
923 * combine.c (record_dead_and_set_regs): Iterate over hard register set
924 with a hard_reg_set_iterator.
925 * cse.c (invalidate_for_call): Likewise.
926 * gcse.c (compute_hash_table_work): Likewise.
927 * loop-iv.c (simplify_using_initial_values): Likewise.
928 * postreload-gcse.c (record_opr_changes): Likewise.
929 * regcprop.c (copyprop_hardreg_forward_1): Likewise.
930 * var-tracking.c (dataflow_set_clear_at_call): Likewise.
932 2012-10-15 Easwaran Raman <eraman@google.com>
934 * optabs.c (emit_cmp_and_jump_insn_1): Add a new parameter to
935 specificy the probability of taking the jump.
936 (emit_cmp_and_jump_insns): Likewise.
937 (expand_compare_and_swap_loop): Make the jump predicted not taken.
938 * dojump.c (do_compare_rtx_and_jump): Remove the code attaching
939 REG_BR_PROB note and pass probability to emit_cmp_and_jump_insns.
940 * cfgbuild.c (compute_outgoing_frequencies): Do not guess outgoing
941 probabilities for branches with more than two successors.
942 * expr.c (emit_block_move_via_loop): Predict the loop backedge loop
944 (try_casesi): Pass the probability of jumping to the default label.
945 (try_tablejump): Likewise.
946 (do_tablejump): Likewise.
947 * expr.h (try_tablejump): Add a new parameter.
948 (try_casesi): Likewise.
949 (emit_cmp_and_jump_insns): Add probability as default parameter with a
951 * except.c (sjlj_emit_function_enter): Pass probability to
952 emit_cmp_and_jump_insns.
953 * stmt.c (case_node): Add new fields PROB and SUBTREE_PROB.
954 (do_jump_if_equal): Pass probability for REG_BR_PROB note.
955 (add_case_node): Pass estimated probability of jumping to the case
957 (emit_case_decision_tree): Pass default_prob to emit_case_nodes.
958 (get_outgoing_edge_probs): New function.
959 (conditional_probability): Likewise.
960 (reset_out_edges_aux): Likewise.
961 (compute_cases_per_edge): Likewise.
962 (emit_case_dispatch_table): Update probabilities of edges coming out
963 of the switch statement.
964 (expand_case): Compute and propagate default edge probability to
965 emit_case_dispatch_table.
966 (expand_sjlj_dispatch_table): Update calls to add_case_node and
967 emit_case_dispatch_table.
968 (balance_case_nodes): Update subtree_prob values.
969 (emit_case_nodes): Compute edge probabilities and add pass them to
970 emit_cmp_and_jump_insns.
972 2012-10-15 Oleg Endo <olegendo@gcc.gnu.org>
975 * config/sh/sh-protos.h (set_of_reg): New struct.
976 (sh_find_set_of_reg, sh_is_logical_t_store_expr,
977 sh_try_omit_signzero_extend): Declare...
978 * config/sh/sh.c (sh_find_set_of_reg, sh_is_logical_t_store_expr,
979 sh_try_omit_signzero_extend): ...these new functions.
980 * config/sh/sh.md (*logical_op_t): New insn_and_split.
981 (*zero_extend<mode>si2_compact): Use sh_try_omit_signzero_extend
983 (*extend<mode>si2_compact_reg): Convert to insn_and_split.
984 Use sh_try_omit_signzero_extend in splitter.
985 (*mov<mode>_reg_reg): Disallow t_reg_operand as operand 1.
986 (*cbranch_t): Rewrite combine part in splitter using new
987 sh_find_set_of_reg function.
989 2012-10-15 Oleg Endo <olegendo@gcc.gnu.org>
992 * config/sh/sh.c (sh_find_base_reg_disp): Stop searching insns when
993 hitting a call insn if GBR is marked as call used.
994 * config/sh/iterators.md (QIHISIDI): New mode iterator.
995 * config/sh/predicates.md (gbr_address_mem): New predicate.
996 * config/sh/sh.md (*movdi_gbr_load, *movdi_gbr_store): New
997 insn_and_split. Use QIHISIDI instead of QIHISI in unnamed GBR
1000 2012-10-15 Oleg Endo <olegendo@gcc.gnu.org>
1002 * config/sh/sh.c: Update function attribute comments.
1003 * doc/extend.texi (function_vector): Rephrase SH2A specific part.
1004 (nosave_low_regs, renesas, trapa_handler): Document SH specific
1006 (sp_switch, trap_exit): Add to index.
1008 2012-10-15 Matthias Klose <doko@ubuntu.com>
1010 * config.gcc: Match arm*-*-linux-* for ARM Linux/GNU.
1011 * doc/install.texi: Use arm-*-*linux-* instead of arm-*-*linux-gnueabi.
1013 2012-10-15 Uros Bizjak <ubizjak@gmail.com>
1015 * config/i386/sse.md (UNSPEC_MOVU): Remove.
1016 (UNSPEC_LOADU): New.
1017 (UNSPEC_STOREU): Ditto.
1018 (<sse>_movu<ssemodesuffix><avxsizesuffix>): Split to ...
1019 (<sse>_loadu<ssemodesuffix><avxsizesuffix>): ... this and ...
1020 (<sse>_storeu<ssemodesuffix><avxsizesuffix>) ... this.
1021 (<sse2>_movdqu<avxsizesuffix>): Split to ...
1022 (<sse2>_loaddqu<avxsizesuffix>): ... this and ...
1023 (<sse2>_storedqu<avxsizesuffix>): ... this.
1024 (*sse4_2_pcmpestr_unaligned): Update.
1025 (*sse4_2_pcmpistr_unaligned): Ditto.
1027 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign): Use
1028 gen_avx_load{dqu,ups,upd}256 to load from unaligned memory and
1029 gen_avx_store{dqu,ups,upd}256 to store to unaligned memory.
1030 (ix86_expand_vector_move_misalign): Use gen_sse_loadups or
1031 gen_sse2_load{dqu,upd} to load from unaligned memory and
1032 gen_sse_loadups or gen_sse2_store{dqu,upd}256 to store to
1034 (struct builtin_description bdesc_spec) <IX86_BUILTIN_LOADUPS>:
1035 Use CODE_FOR_sse_loadups.
1036 <IX86_BUILTIN_LOADUPD>: Use CODE_FOR_sse2_loadupd.
1037 <IX86_BUILTIN_LOADDQU>: Use CODE_FOR_sse2_loaddqu.
1038 <IX86_BUILTIN_STOREUPS>: Use CODE_FOR_sse_storeups.
1039 <IX86_BUILTIN_STOREUPD>: Use CODE_FOR_sse2_storeupd.
1040 <IX86_BUILTIN_STOREDQU>: Use CODE_FOR_sse2_storedqu.
1041 <IX86_BUILTIN_LOADUPS256>: Use CODE_FOR_avx_loadups256.
1042 <IX86_BUILTIN_LOADUPD256>: Use CODE_FOR_avx_loadupd256.
1043 <IX86_BUILTIN_LOADDQU256>: Use CODE_FOR_avx_loaddqu256.
1044 <IX86_BUILTIN_STOREUPS256>: Use CODE_FOR_avx_storeups256.
1045 <IX86_BUILTIN_STOREUPD256>: Use CODE_FOR_avx_storeupd256.
1046 <IX86_BUILTIN_STOREDQU256>: Use CODE_FOR_avx_storedqu256.
1048 2012-10-15 Dodji Seketeli <dodji@redhat.com>
1050 * alias.c: Cleanup comments.
1052 2012-10-15 Marc Glisse <marc.glisse@inria.fr>
1054 PR tree-optimization/54915
1055 * tree-ssa-forwprop.c (simplify_vector_constructor): Check
1058 2012-10-15 Richard Biener <rguenther@suse.de>
1060 * data-streamer.h (bp_pack_string_with_length): New function.
1061 (bp_pack_string): Likewise.
1062 (bp_unpack_indexed_string): Likewise.
1063 (bp_unpack_string): Likewise.
1064 * data-streamer-out.c (bp_pack_string_with_length): Likewise.
1065 (bp_pack_string): Likewise.
1066 * data-streamer-in.c (bp_unpack_indexed_string): Likewise.
1067 (bp_unpack_string): Likewise.
1068 * tree-streamer-out.c (pack_ts_translation_unit_decl_value_fields):
1069 Pack TRANSLATION_UNIT_LANGUAGE here, not ...
1070 (write_ts_translation_unit_decl_tree_pointers): ... here. Remove.
1071 (streamer_pack_tree_bitfields): Adjust.
1072 (streamer_write_tree_body): Likewise.
1073 * tree-streamer-in.c (unpack_ts_translation_unit_decl_value_fields):
1074 Unpack TRANSLATION_UNIT_LANGUAGE here, not ...
1075 (lto_input_ts_translation_unit_decl_tree_pointers): ... here. Remove.
1076 (unpack_value_fields): Adjust.
1077 (streamer_read_tree_body): Likewise.
1079 2012-10-15 J"orn Rennecke <joern.rennecke@arc.com>
1081 * genoutput.c (process_template): Process '*' in '@' alternatives.
1082 * doc/md.texi (node Output Statement): Provide example for the above.
1084 2012-10-15 Richard Guenther <rguenther@suse.de>
1086 PR tree-optimization/54920
1087 * tree-ssa-pre.c (create_expression_by_pieces): Properly
1088 allocate temporary storage for all NARY elements.
1090 2012-10-15 Joern Rennecke <joern.rennecke@embecosm.com>
1092 * web.c (union_match_dups): Properly handle OP_INOUT match_dups.
1094 2012-10-15 Eric Botcazou <ebotcazou@adacore.com>
1096 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Do not unnecessarily
1097 copy the object in the MEM_P case.
1099 2012-10-15 Richard Guenther <rguenther@suse.de>
1101 * tree-streamer-out.c (streamer_pack_tree_bitfields): Back
1102 BINFO_BASE_ACCESSES and CONSTRUCTOR lengths here.
1103 (streamer_write_chain): Write TREE_CHAIN as null-terminated list.
1104 (write_ts_exp_tree_pointers): Adjust.
1105 (write_ts_binfo_tree_pointers): Likewise.
1106 (write_ts_constructor_tree_pointers): Likewise.
1107 * tree-streamer-in.c (streamer_read_chain): Read TREE_CHAIN as
1108 null-terminated list.
1109 (unpack_value_fields): Unpack BINFO_BASE_ACCESSES and
1110 CONSTRUCTOR lengths and materialize the arrays.
1111 (lto_input_ts_exp_tree_pointers): Adjust.
1112 (lto_input_ts_binfo_tree_pointers): Likewise.
1113 (lto_input_ts_constructor_tree_pointers): Likewise.
1115 2012-10-14 Hans-Peter Nilsson <hp@bitrange.com>
1117 * config/mmix/mmix.c (mmix_opposite_regno): Handle the
1118 return-value register too.
1120 2012-10-14 Steven Bosscher <steven@gcc.gnu.org>
1122 PR rtl-optimization/38711
1123 * df.h (df_get_live_out, df_get_live_in): Make static inline functions.
1124 * df-problems.c (df_get_live_out, df_get_live_in): Moved to df.h.
1125 * ira-lives.c (process_bb_node_lives): Use df_get_live_out instead of
1127 * ira-build.c (create_bb_allocnos): Likewise.
1128 (create_loop_allocnos): Likewise, and use df_get_live_in instead of
1130 * ira-emit.c (generate_edge_moves): Likewise.
1131 (add_ranges_and_copies): Likewise.
1132 * ira-color.c (ira_loop_edge_freq): Use df_get_live_out instead of
1133 DF_LR_OUT, and df_get_live_in instead of DF_LR_IN.
1134 * ira.c (mark_elimination): Update DF_LR and DF_LIVE.
1135 (build_insn_chain): Use df_get_live_out instead of DF_LR_OUT.
1136 (do_reload): Remove the DF_LIVE problem for -O1.
1138 2012-10-14 Steven Bosscher <steven@gcc.gnu.org>
1140 PR rtl-optimization/54919
1141 * loop-unroll.c (struct var_to_expand): Remove accum_pos field.
1142 (analyze_insn_to_expand_var): Do not record accum_pos.
1143 (expand_var_during_unrolling): Use validate_replace_rtx_group to
1144 perform replacement of all references to SET_DEST (set) with the
1145 new register, including references in REG_EQUAL notes.
1146 (insert_var_expansion_initialization): Insert initializatio insns
1147 at the bottom of the pre-header of the loop.
1149 2012-10-14 Jan Hubicka <jh@suse.cz>
1151 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop): Do not
1152 predict loops with multiple exits realistically.
1153 * cfgloopanal.c (single_likely_exit): New function.
1155 2012-10-14 Uros Bizjak <ubizjak@gmail.com>
1157 * config/alpha/alpha.md: Remove empty predicates and/or constraints.
1158 * config/alpha/sync.md: Ditto.
1160 2012-10-13 Uros Bizjak <ubizjak@gmail.com>
1162 * config/alpha/alpha.md (I24MODE): New mode iterator.
1163 (any_divmod): New code iterator.
1164 (<code>si3): Macroize expander from {div,mod,udiv,umod}si3 using
1165 any_divmod code iterator.
1166 (<code>si3): Macroize expander from {div,mod,udiv,umod}di3 using
1167 any_divmod code iterator.
1168 (extendqi<mode>2): Macroize insn from extendqi{hi,si}2 using
1169 I24MODE mode iterator.
1170 (unaligned_store<mode>): Macroize expander from unaligned_store{qi,hi}
1171 using I12MODE mode iterator.
1172 (mov<mode>): Macroize expander from mov{qi,hi} using
1173 I12MODE mode iterator.
1175 2012-10-13 Eric Botcazou <ebotcazou@adacore.com>
1177 PR rtl-optimization/54871
1178 * loop-iv.c (simplify_using_initial_values): When scanning previous
1179 basic blocks, prune the recorded conditions if the current insn was
1180 not used to make a replacement.
1182 * loop-unroll.c (decide_unroll_constant_iterations): Clean up message.
1183 (unroll_loop_constant_iterations): Clarify head comment.
1184 (decide_unroll_runtime_iterations): Clean up message.
1185 (unroll_loop_runtime_iterations): Clarify head comment.
1186 (decide_peel_simple): Clean up message.
1187 (peel_loop_simple): Clarify head comment.
1188 (decide_unroll_stupid): Clean up message.
1189 (unroll_loop_stupid): Clarify head comment.
1191 2012-10-13 Andreas Schwab <schwab@linux-m68k.org>
1193 PR gcov-profile/44728
1194 * gcov.c (create_file_names): When stripping extension only look
1197 2012-10-13 Jan Hubicka <jh@suse.cz>
1199 * loop-iv.c (determine_max_iter): Fix handling of AND.
1200 (iv_number_of_iterations): Record upper bounds as unsigned
1203 2012-10-13 Steven Bosscher <steven@gcc.gnu.org>
1205 * ira.c (ira): Set current_loops to &ira_loops before recording
1206 loop exits. Release recorded exits and loops early.
1208 2012-10-13 Chung-Lin Tang <cltang@codesourcery.com>
1210 * builtins.c (expand_builtin_set_thread_pointer): Use
1211 create_input_operand() instead of create_fixed_operand().
1213 2012-10-13 Uros Bizjak <ubizjak@gmail.com>
1215 * config/alpha/alpha.md (FMODE): New mode iterator.
1216 (modesuffix): Handle SF and DF modes.
1217 (opmode): New mode attribute.
1218 (abs<mode>2): Macroize insn from abs{sf,df}2 using FMODE mode iterator.
1219 (*nabs<mode>2): Macroize insn from *nabs{sf,df}2 using
1220 FMODE mode iterator.
1221 (neg<mode>2): Macroize insn from neg{sf,df}2 using FMODE mode iterator.
1222 (copysign<mode>3): Macroize insn from copysign{sf,df}3 using
1223 FMODE mode iterator.
1224 (*ncopysign<mode>3): Macroize insn from *ncopysign{sf,df}3 using
1225 FMODE mode iterator.
1226 (*add<mode>3_ieee): Macroize insn from *add{sf,df}_ieee using
1227 FMODE mode iterator.
1228 (add<mode>3): Macroize insn from add{sf,df}3 using FMODE mode iterator.
1229 (*sub<mode>3_ieee): Macroize insn from *sub{sf,df}3_ieee using
1230 FMODE mode iterator.
1231 (sub<mode>3): Macroize insn from sub{sf,df}3 using FMODE mode iterator.
1232 (*mul<mode>3_ieee): Macroize insn from *mul{sf,df}3_ieee using
1233 FMODE mode iterator.
1234 (mul<mode>3): Macroize insn from mul{sf,df}3 using FMODE mode iterator.
1235 (*div<mode>3_ieee): Macroize insn from *div{sf,df}3_ieee using
1236 FMODE mode iterator.
1237 (div<mode>3): Macroize insn from div{sf,df}3 using FMODE mode iterator.
1238 (*sqrt<mode>2_ieee): Macroize insn from *sqrt{sf,df}2_ieee using
1239 FMODE mode iterator.
1240 (sqrt<mode>2): Macroize insn from sqrt{sf,df}2
1241 using FMODE mode iterator.
1242 (*mov<mode>cc_internal): Macroize insn from *mov{sf,df}cc_internal
1243 using FMODE mode iterator.
1244 (mov<mode>cc): Macroize expander from mov{sf,df}cc
1245 using FMODE mode iterator.
1247 2012-10-12 Oleg Endo <olegendo@gcc.gnu.org>
1250 * config/sh/sh.md: Correct define_delay for return insns.
1251 (*movsi_pop): Delete.
1253 2012-10-12 Oleg Endo <olegendo@gcc.gnu.org>
1256 * config/sh/sh.c (sh_fsca_sf2int, sh_fsca_int2sf): Fix swapped
1258 * config/sh/predicates.md (fpul_operand): Add comment.
1259 (fpul_fsca_operand, fsca_scale_factor): New predicates.
1260 * config/sh/sh.md (fsca): Move below sincossf3 expander. Convert to
1261 insn_and_split. Use fpul_fsca_operand and fsca_scale_factor
1262 predicates. Simplify fpul operand in splitter.
1264 2012-10-12 Jan Hubicka <jh@suse.cz>
1266 * tree-ssa-threadupdate.c (def_split_header_continue_p): Do not
1269 2012-10-12 Jan Hubicka <jh@suse.cz>
1271 * web.c (web_main): Do not set DF_RD_PRUNE_DEAD_DEFS flag.
1273 2012-10-12 Aaron Gray <aaronngray.lists@gmail.com>
1274 Diego Novillo <dnovillo@google.com>
1276 * gengtype-lex.l: Support for C++ single line comments.
1277 Support for classes.
1278 (CXX_KEYWORD): New. Support C++ keywords inline, public,
1279 protected, private, template, operator, friend, &, ~.
1280 (TYPEDEF): New. Support typedef.
1281 * gengtype-parser.c: updated 'token_names[]'
1282 (direct_declarator): Add support for parsing functions and ctors.
1284 2012-10-12 Diego Novillo <dnovillo@google.com>
1286 * doc/gty.texi: Document C++ limitations in gengtype.
1287 * gengtype-lex.l (CID): Rename from ID.
1288 (ID): Include scoping '::' as part of the identifier name.
1289 * gengtype-parse.c (token_names): Update.
1290 (token_value_format): Update.
1291 (consume_until_eos): Rename from consume_until_semi.
1292 Remove unused argument IMMEDIATE. Update all callers.
1293 Also consider '}' as a finalizer.
1294 (consume_until_comma_or_eos): Rename from
1295 consume_until_comma_or_semi.
1296 Remove unused argument IMMEDIATE. Update all callers.
1297 Also consider '}' as a finalizer.
1298 (direct_declarator): Add documentation on ctor support.
1299 Add argument IN_STRUCT.
1300 If the token following ID is a '(', consider ID a
1301 function and return NULL.
1302 If the token following '(' is not a '*', and IN_STRUCT is true,
1303 conclude that this is a ctor and return NULL.
1304 If the token is IGNORABLE_CXX_KEYWORD, return NULL.
1305 (inner_declarator): Add argument IN_STRUCT.
1307 (declarator): Add argument IN_STRUCT with default value false.
1309 (type): Document argument NESTED.
1310 Skip over C++ inheritance specifiers.
1311 If a token TYPEDEF is found, emit an error.
1312 If an enum is found inside a class/structure, emit an error.
1313 (typedefs, structures, param_structs, variables): Initialize.
1314 (new_structure): Do not complain about duplicate
1315 structures if S has a line location set.
1316 * gengtype-state.c (write_state_type): Remove default handler.
1317 Add handler for TYPE_NONE.
1318 (read_state_scalar_char_type):
1319 * gengtype.c: Fix spacing.
1320 * gengtype.h (enum gty_token): Add name. Add token
1321 IGNORABLE_CXX_KEYWORD.
1323 2012-10-12 Chung-Lin Tang <cltang@codesourcery.com>
1325 * config/arm/arm.md (get_thread_pointersi): Moved to place with
1326 other TLS related patterns.
1328 2012-10-12 Richard Biener <rguenther@suse.de>
1330 * tree-streamer-out.c (pack_ts_target_option): Rename from ...
1331 (write_ts_target_option): ... this.
1332 (pack_ts_optimization): Rename from ...
1333 (write_ts_optimization): ... this.
1334 (streamer_pack_tree_bitfields): Pack them in the bitfield section ...
1335 (streamer_write_tree_body): ... not here.
1336 * tree-streamer-in.c (unpack_ts_target_option): Rename from ...
1337 (lto_input_ts_target_option): ... this.
1338 (unpack_ts_optimization): Rename from ...
1339 (lto_input_ts_optimization): ... this.
1340 (unpack_value_fields): Unpack them from the bitfield section ...
1341 (streamer_read_tree_body): ... not from here.
1343 2012-10-12 Uros Bizjak <ubizjak@gmail.com>
1345 * config/alpha/alpha.md (vecmodesuffix): New mode attribute.
1346 (modesuffix): Handle V8QI and V4HI modes.
1347 (any_maxmin): New code iterator.
1348 (maxmin): New code attribute.
1349 (<code><mode>3): Macroize insn from {smax,smin,umax,umin}{qi,hi}3
1350 using any_maxmin code iterator and I12MODE mode iterator.
1351 (<code><mode>3): Macroize insn from {smax,smin,umax,umin}{v8qi,v4hi}3
1352 using any_maxmin code iterator and VEC12 mode iterator.
1354 2012-10-12 Marc Glisse <marc.glisse@inria.fr>
1356 * optabs.c (vector_compare_rtx): Change prototype.
1357 (expand_vec_cond_expr): Handle VEC_COND_EXPR whose first operand
1358 is not a comparison.
1359 * gimplify.c (gimplify_expr): Handle VEC_COND_EXPR.
1361 2012-10-12 Richard Biener <rguenther@suse.de>
1363 PR tree-optimization/54894
1364 * tree-vect-stmts.c (get_vectype_for_scalar_type_and_size):
1365 Handle over-aligned scalar types properly.
1367 2012-10-12 Oleg Endo <olegendo@gcc.gnu.org>
1370 * config/sh/sh.c (bdesc): Remove thread pointer built-ins.
1371 * config/sh/sh.md (get_thread_pointer, set_thread_pointer): Append mode
1374 2012-10-12 Oleg Endo <olegendo@gcc.gnu.org>
1377 * config/sh/sh.md (negsi_cond, negdi_cond, stack_protect_test): Remove
1378 get_t_reg_rtx when invoking gen_branch_true or gen_branch_false.
1379 (*zero_extend<mode>si2_compact): Convert to insn_and_split. Convert
1380 zero extensions of T bit stores to reg moves in splitter. Remove
1381 obsolete unnamed peephole2 that caught zero extensions after negc T bit
1383 (*branch_true_eq, *branch_false_ne): Delete.
1384 (branch_true, branch_false): Convert insn to expander. Move actual
1386 (*cbranch_t): ...this new insn_and_split. Try to find preceding
1387 redundant T bit stores and tests and combine them with the conditional
1388 branch if possible in the splitter.
1389 (movrt_xor, *movt_movrt): New insn_and_split.
1390 * config/sh/predicates.md (cbranch_treg_value): New predicate.
1391 * config/sh/sh-protos.h (sh_eval_treg_value): Forward declare...
1392 * config/sh/sh.c (sh_eval_treg_value): ...this new function.
1393 (expand_cbranchsi4, expand_cbranchdi4): Remove get_t_reg_rtx
1394 when invoking gen_branch_true or gen_branch_false.
1396 2012-10-11 Uros Bizjak <ubizjak@gmail.com>
1398 * config/alpha/alpha.md (IMODE): New mode iterator.
1401 (modesuffix): Handle QI and HI modes.
1402 (zero_extendqi<mode>2): Macroize insn from zero_extendqi{hi,si,di}2
1403 using I248MODE mode iterator.
1404 (zero_extendhi<mode>2): Macroize insn from zero_extendhi{si,di}2
1405 using I48MODE mode iterator.
1406 (andnot<mode>3): Macroize insn from andnot{si,di}3 using
1407 I48MODE mode iterator.
1408 (ins<modesuffix>l_const): Macroize insn from ins{b,w,l}l_const
1409 using I248MODE mode iterator.
1410 (ins<modesuffix>l): Macroize insn from ins{b,w,l}l
1411 using I248MODE mode iterator.
1412 (*mov<mode>cc_internal): Macroize insn from
1413 *mov{qi,hi,si,di}cc_internal using IMODE mode iterator.
1414 (*mov<mode>cc_lbc): Macroize insn from
1415 *mov{qi,hi,si,di}cc_lbc using IMODE mode iterator.
1416 (*mov<mode>cc_lbs): Macroize insn from
1417 *mov{qi,hi,si,di}cc_lbs using IMODE mode iterator.
1418 (mov<mode>cc): Macroize expander from mov{si,di}cc
1419 using I48MODE mode iterator.
1421 2012-10-11 Steven Bosscher <steven@gcc.gnu.org>
1423 * ira-build.c (ira_loop_tree_body_rev_postorder): New function.
1424 (ira_traverse_loop_tree): Traverse a loop's basic blocks in
1425 reverse post-order of the reversed control-flow direction.
1426 * ira-conflicts.c (ira_build_conflicts): Pass add_copies as
1427 the pre-order function to ira_traverse_loop_tree to preserve
1428 the existing semantics.
1430 * ira-lives.c (remove_some_program_points_and_update_live_ranges):
1431 Squeeze out live range chain elements if their program points are
1434 2012-10-11 Jakub Jelinek <jakub@redhat.com>
1436 * tree.def (REDUC_PLUS_EXPR): Fix up comment.
1438 * fold-const.c (fold_unary_loc): Handle REDUC_MIN_EXPR,
1439 REDUC_MAX_EXPR and REDUC_PLUS_EXPR.
1441 2012-10-11 James Lemke <jwlemke@codesourcery.com>
1443 * config/rs6000/predicates.md (zero_fp_constant): Fix comment.
1444 * config/rs6000/rs6000.md (return_pred): Fix null return.
1445 * config/rs6000/rs6000.c (rs6000_emit_set_const): Fix indentation.
1446 (print_operand): Make FALLTHRU obvious.
1447 (output_cbranch): Correct comment.
1449 2012-10-11 Uros Bizjak <ubizjak@gmail.com>
1451 * config/alpha/alpha.md (DWI): New mode attribute.
1452 (*sadd<modesuffix>): Macroize insn from *saddl and *saddq using
1453 I48MODE mode iterator.
1454 (addv<mode>3): Macroize insn from addvsi3 and addvdi3 using
1455 I48MODE mode iterator.
1456 (neg<mode>2): Macroize insn from negsi2 and negdi2 using
1457 I48MODE mode iterator.
1458 (negv<mode>2): Macroize insn from negvsi2 and negvdi2 using
1459 I48MODE mode iterator.
1460 (sub<mode>3): Macroize insn from subsi3 and subdi3 using
1461 I48MODE mode iterator.
1462 (*ssub<modesuffix>): Macroize insn from *ssubl and *ssubq using
1463 I48MODE mode iterator.
1464 (subv<mode>3): Macroize insn from subvsi3 and subvdi3 using
1465 I48MODE mode iterator.
1466 (mul<mode>3): Macroize insn from mulsi3 and muldi3 using
1467 I48MODE mode iterator.
1468 (mulv<mode>3): Macroize insn from mulvsi3 and mulvdi3 using
1469 I48MODE mode iterator.
1470 (*iornot<mode>3): Macroize insn from *iornotsi3 and *iornotdi3 using
1471 I48MODE mode iterator.
1472 (*xornot<mode>3): Macroize insn from *xornotsi3 and *xornotdi3 using
1473 I48MODE mode iterator.
1475 2012-10-11 Jason Merrill <jason@redhat.com>
1477 * configure.ac (gcc_cv_as_aix_ref): Fix typo.
1478 * configure: Regenerate.
1480 2012-10-11 Chung-Lin Tang <cltang@codesourcery.com>
1482 * builtins.c (expand_builtin_thread_pointer): New.
1483 (expand_builtin_set_thread_pointer): New.
1484 (expand_builtin): Add BUILT_IN_THREAD_POINTER,
1485 BUILT_IN_SET_THREAD_POINTER expand cases.
1486 * builtins.def (BUILT_IN_THREAD_POINTER):
1487 New __builtin_thread_pointer builtin.
1488 (BUILT_IN_SET_THREAD_POINTER):
1489 New __builtin_set_thread_pointer builtin.
1490 * optabs.def (get_thread_pointer,set_thread_pointer):
1492 * doc/md.texi (Standard Names): Document get_thread_pointer and
1493 set_thread_pointer patterns.
1494 * config/alpha/alpha.md (get_thread_pointerdi): Rename from load_tp.
1495 (set_thread_pointerdi): Rename from set_tp.
1496 * config/alpha/alpha.c (alpha_legitimize_address_1): Change
1497 gen_load_tp calls to gen_get_thread_pointerdi.
1498 (alpha_builtin): Remove ALPHA_BUILTIN_THREAD_POINTER,
1499 ALPHA_BUILTIN_SET_THREAD_POINTER.
1500 (code_for_builtin): Remove CODE_FOR_load_tp, CODE_FOR_set_tp.
1501 (alpha_init_builtins): Remove __builtin_thread_pointer,
1502 __builtin_set_thread_pointer machine-specific builtins.
1503 (alpha_expand_builtin_thread_pointer): Add hook function for
1504 TARGET_EXPAND_BUILTIN_THREAD_POINTER.
1505 (alpha_expand_builtin_set_thread_pointer): Add hook function for
1506 TARGET_EXPAND_BUILTIN_SET_THREAD_POINTER.
1507 (alpha_fold_builtin): Remove ALPHA_BUILTIN_THREAD_POINTER,
1508 ALPHA_BUILTIN_SET_THREAD_POINTER cases.
1509 * config/arm/arm.md (get_thread_pointersi): New pattern.
1510 * config/arm/arm-protos.h (arm_load_tp): Add extern declaration.
1511 * config/arm/arm.c (arm_load_tp): Remove static.
1512 (arm_builtins): Remove ARM_BUILTIN_THREAD_POINTER.
1513 (arm_init_tls_builtins): Remove function.
1514 (arm_init_builtins): Remove call to arm_init_tls_builtins().
1515 (arm_expand_builtin): Remove ARM_BUILTIN_THREAD_POINTER case.
1516 * config/mips/mips.md (get_thread_pointer<mode>): New pattern.
1517 * config/mips/mips-protos.h (mips_expand_thread_pointer):
1518 Add extern declaration.
1519 * config/mips/mips.c (mips_expand_thread_pointer):
1520 Renamed from mips_get_tp.
1521 (mips_get_tp): New stub calling mips_expand_thread_pointer.
1522 * config/s390/s390.c (s390_builtin,code_for_builtin_64,
1523 code_for_builtin_31,s390_init_builtins,s390_expand_builtin): Remove.
1524 * config/s390/s390.md (get_tp_64,get_tp_31,set_tp_64,set_tp_31):
1526 (get_thread_pointer<mode>,set_thread_pointer<mode>):
1527 New, adapted from removed patterns.
1528 * config/xtensa/xtensa.md (get_thread_pointersi):
1529 Renamed from load_tp.
1530 (set_thread_pointersi): Renamed from set_tp.
1531 * config/xtensa/xtensa.c (xtensa_legitimize_tls_address):
1532 Change gen_load_tp calls to gen_get_thread_pointersi.
1533 (xtensa_builtin): Remove XTENSA_BUILTIN_THREAD_POINTER and
1534 XTENSA_BUILTIN_SET_THREAD_POINTER.
1535 (xtensa_init_builtins): Remove __builtin_thread_pointer,
1536 __builtin_set_thread_pointer machine-specific builtins.
1537 (xtensa_fold_builtin): Remove XTENSA_BUILTIN_THREAD_POINTER,
1538 XTENSA_BUILTIN_SET_THREAD_POINTER cases.
1539 (xtensa_expand_builtin): Remove XTENSA_BUILTIN_THREAD_POINTER,
1540 XTENSA_BUILTIN_SET_THREAD_POINTER cases.
1542 2012-10-11 Marc Glisse <marc.glisse@inria.fr>
1544 * doc/extend.texi (Vector Extensions): C++ improvements.
1545 * doc/generic.texi (LSHIFT_EXPR, RSHIFT_EXPR): Mixed vector-scalar.
1546 (LT_EXPR, LE_EXPR, GT_EXPR, GE_EXPR, EQ_EXPR, NE_EXPR): Specify
1548 (VEC_COND_EXPR): Document it.
1550 2012-10-11 Terry Guo <terry.guo@arm.com>
1552 * config/arm/arm.c (arm_arch6m): New variable to denote armv6-m
1554 * config/arm/arm.h (TARGET_HAVE_DMB): The armv6-m also has DMB
1557 2012-10-11 Hans-Peter Nilsson <hp@bitrange.com>
1560 * configure.ac (out-of-tree linker .hidden support) Set to "no"
1561 for mmix-knuth-mmixware.
1562 * configure: Regenerate.
1564 * configure.ac (gcc_cv_as_comdat_group_group): Default to no.
1565 * configure: Regenerate.
1567 * acinclude.m4 (_gcc_COMPUTE_GAS_VERSION): Allow a single
1568 character to quote the VERSION= contents. Sanity-check contents.
1569 * configure.ac ("what linker to use" ld version extraction): Ditto.
1570 * configure: Regenerate.
1572 2012-10-10 Segher Boessenkool <segher@kernel.crashing.org>
1574 * config/rs6000/rs6000.h (PRINT_OPERAND_PUNCT_VALID_P): Delete '.'.
1576 2012-10-10 Jakub Jelinek <jakub@redhat.com>
1578 PR tree-optimization/54877
1579 * tree-vect-loop.c (vect_is_simple_reduction_1): For MINUS_EXPR
1580 use make_ssa_name instead of copy_ssa_name.
1582 2012-10-10 Richard Biener <rguenther@suse.de>
1584 * lto-streamer-in.c (lto_input_location_bitpack): Rename to ...
1585 (lto_input_location): ... this. Kill original.
1586 (input_eh_region): Adjust.
1587 (input_struct_function_base): Likewise.
1588 (lto_read_tree): Likewise.
1589 * lto-streamer-out.c (lto_output_location_bitpack): Rename to ...
1590 (lto_output_location): ... this. Kill original.
1591 (lto_write_tree): Adjust.
1592 (output_eh_region): Likewise.
1593 (output_struct_function_base): Likewise.
1594 * lto-streamer.c (lto_streamer_hooks_init): Initialize location hooks.
1595 * lto-streamer.h (lto_input_location): Adjust prototype.
1596 (lto_output_location): Likewise.
1597 * streamer-hooks.h (struct streamer_hooks): Adjust prototype
1598 of input_location and output_location hooks.
1599 (stream_input_location): New define.
1600 (stream_output_location): Likewise.
1601 * tree-streamer-in.c (unpack_ts_block_value_fields): Adjust.
1602 (unpack_value_fields): Likewise.
1603 (streamer_read_tree_bitfields): Likewise.
1604 (lto_input_ts_decl_minimal_tree_pointers): Likewise.
1605 (lto_input_ts_exp_tree_pointers): Likewise.
1606 (lto_input_ts_block_tree_pointers): Likewise.
1607 * tree-streamer-out.c (pack_ts_block_value_fields): Adjust.
1608 (streamer_pack_tree_bitfields): Likewise.
1609 (write_ts_decl_minimal_tree_pointers): Likewise.
1610 (write_ts_exp_tree_pointers): Likewise.
1611 (write_ts_block_tree_pointers): Likewise.
1612 * gimple-streamer-in.c (input_phi): Adjust.
1613 (input_gimple_stmt): Likewise.
1614 * gimple-streamer-out.c (output_phi): Adjust.
1615 (output_gimple_stmt): Likewise.
1616 * tree-streamer.h (streamer_read_tree_bitfields): Adjust prototype.
1617 (streamer_pack_tree_bitfields): Likewise.
1619 2012-10-10 Michael Meissner <meissner@linux.vnet.ibm.com>
1621 * config/rs6000/rs6000.c (altivec_expand_dst_builtin): Fix signed
1622 vs. unsigned warnings by using enum type for function code.
1623 (paired_expand_builtin): Likewise.
1624 (spe_expand_builtin): Likewise.
1626 * config/rs6000/rs6000-c.c (rs6000_target_modify_macros): Change
1627 builtin mask, target flags masks type to HOST_WIDE_INT in
1628 preparation for growing the number of ISA switches from 31 to 63.
1630 * config/rs6000/rs6000.opt (rs6000_builtin_mask): Make mask type
1633 * config/rs6000/rs6000.c (struct builtin_description): Make
1634 builtin mask field HOST_WIDE_INT. Make target flags field
1635 HOST_WIDE_INT in preparation for growing the # of ISA switches.
1636 (struct rs6000_builtin_info_type): Likewise.
1637 (struct rs6000_ptt): Likewise.
1638 (rs6000_builtin_mask_calculate): Likewise.
1639 (rs6000_invalid_builtin): Likewise.
1640 (rs6000_builtin_decl): Likewise.
1641 (rs6000_common_init_builtins): Likewise.
1642 (rs6000_darwin_file_start): Likewise.
1643 (rs6000_final_prescan_insn): Likewise.
1644 (rs6000_inner_target_options): Likewise.
1645 (build_target_option_node): Likewise.
1646 (rs6000_function_specific_print): Likewise.
1647 (DEBUG_FMT_W): New format for printing HOST_WIDE_INT in hex.
1649 * config/rs6000/rs6000-protos.h (rs6000_builtin_mask_calculate):
1650 Make target flags, builtin masks arguments/return values
1651 HOST_WIDE_INT in preparation for growing the number of ISA from 31
1653 (rs6000_target_modify_macros): Likewise.
1654 (rs6000_target_modify_macros_ptr): Likewise.
1656 * config/rs6000/rs6000.c (DEBUG_FMT_ID): Move "-32s" to a separate
1657 define and change DEBUG_FMT_<x> to use it.
1658 (DEBUG_FMT_D): Likewise.
1659 (DEBUG_FMT_S): Likewise.
1660 (DEBUG_FMT_X): Delete, no longer used.
1661 (DEBUG_FMT_W): Likewise.
1662 (DEBUG_FMT_WX): New debug format for printing options in a
1664 (rs6000_debug_reg_global): If -mdebug=reg, print all of the
1665 options in target_flags and target_flags_explicit. Print the
1666 default options for -mcpu=<xxx>, -mtune=<xxx>, and the default
1667 options. Adjust printing out the builtin options.
1668 (rs6000_option_override_internal): Change printing the builtin
1669 options to use rs6000_print_builtin_options.
1670 (rs6000_function_specific_print): Change to use
1671 rs6000_print_isa_options to print ISA flags.
1672 (rs6000_print_options_internal): New function for expanded
1673 -mdebug=reg option printing to print both the ISA options, and the
1674 builtins that are enabled.
1675 (rs6000_print_isa_options): New function to print the ISA options.
1676 (rs6000_print_builtin_options): New function to print the builtin
1679 2012-10-10 Jakub Jelinek <jakub@redhat.com>
1682 * config/i386/bdver1.md (bdver1-mult): Remove.
1685 * combine.c (count_rtxs): Use RTX_BIN_ARITH resp. RTX_COMM_ARITH
1686 instead of '2' resp. 'c' for GET_RTX_CLASS comparisons.
1689 * simplify-rtx.c (simplify_truncation): Compare UINTVAL instead of
1690 INTVAL of second argument with precision resp. op_precision.
1692 2012-10-10 Dodji Seketeli <dodji@redhat.com>
1694 PR middle-end/54860 - Make sure attributes hash table is created
1695 * attribs.c (register_scoped_attributes): Ensure the attribute
1696 hash table is created.
1698 2012-10-10 Ganesh Gopalasubramanian <Ganesh.Gopalasubramanian@amd.com>
1701 * config/i386/bdver1.md (bdver1_int): Automaton has been
1702 split to reduce state transitions.
1704 2012-10-10 Richard Biener <rguenther@suse.de>
1707 * ipa-prop.c (prune_expression_for_jf_1): New function.
1708 (prune_expression_for_jf): Clear EXPR_LOCATION for all
1709 sub-expressions as well.
1711 2012-10-10 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1713 * config.gcc: Enable zEC12 for with-arch and with-tune
1715 * common/config/s390/s390-common.c (processor_flags_table): Add
1717 * config/s390/2827.md: New file.
1718 * config/s390/s390-opts.h (enum processor_type): Add
1719 PROCESSOR_2827_ZEC12.
1720 * config/s390/s390.h (enum processor_flags): Add PF_ZEC12.
1721 (TARGET_CPU_ZEC12, TARGET_ZEC12): New macro definitions.
1722 * config/s390/s390.c (zEC12_cost): New definition.
1723 (s390_option_override): Set costs for zEC12.
1724 Set parameter defaults for zEC12.
1725 (legitimate_reload_fp_constant_p): Adjust comment.
1726 (preferred_la_operand_p): Adjust comment.
1727 (s390_expand_insv): Generate insv pattern without CC clobber for zEC12.
1728 (s390_adjust_priority): Add zEC12 check.
1729 (s390_issue_rate): Return 2 for zEC12.
1730 (s390_reorg): Enable code optimizations for zEC12.
1731 (s390_sched_reorder): Reorder insns according to OOO attributes.
1732 (s390_get_sched_attrmask): New function.
1733 (s390_sched_score): New function.
1734 (s390_sched_variable_issue): Update s390_sched_state.
1735 (s390_sched_init): Reset s390_sched_state.
1736 (s390_loop_unroll_adjust): Enable for zEC12.
1737 * config/s390/s390.opt: Add zEC12 processor type value.
1738 * config/s390/s390.md: Enable mnemonic attribute.
1739 (attr cpu, cpu_facility): Add zEC12.
1741 ("*insv<mode>_zEC12", "*insv<mode>_zEC12_noshift")
1742 ("*load_and_trap<mode>"): New insn definition.
1743 ("*cmp_and_trap_unsigned_int<mode>"): Add clt and clgt.
1745 2012-10-09 David S. Miller <davem@davemloft.net>
1747 * config/sparc/sparc.md (type attribute): Add new types 'visl'
1748 (VIS logical operation), 'vismv' (VIS move), and 'pdistn'. Rename
1749 'fgm_pdist' to 'pdist'.
1750 (*movsi_insn): Use vismv and visl.
1751 (*movdi_insn_sp64): Likewise.
1752 (*movsf_insn): Likewise.
1753 (*movdf_insn_sp64): Likewise.
1754 (*mov<VM32:mode>_insn): Likewise, use 'fsrc2s' instead of 'fsrc1s'.
1755 (*mov<VM64:mode>_insn_sp64): Likewise, use 'fsrc2s'
1756 instead of 'fsrc1s'.
1757 (*mov<VM64:mode>_insn_sp32): Likewise, use 'fsrc2s'
1758 instead of 'fsrc1s'.
1759 (VIS logical instructions): Mark as visl.
1760 (pdist_vis): Use 'pdist'.
1761 (pditsn<mode>_vis): Use 'pdistn'.
1762 * config/sparc/ultra1_2.md: Adjust for new VIS attribute types.
1763 * config/sparc/ultra3.md: Likewise.
1764 * config/sparc/niagara.md: Likewise.
1765 * config/sparc/niagara2.md: Likewise.
1766 * config/sparc/niagara4.md: Add cpu units "n4_slot2" and
1767 "n4_load_store" for special store scheduling. Use them in load
1768 and store reservations. Integer divide and multiply can only
1769 issue in slot-1. Represent 1-cycle VIS moves and 3-cycle VIS
1772 2012-10-10 Dehao Chen <dehao@google.com>
1774 * tree-eh.c (lower_try_finally_onedest): Set correct location for
1776 * gimplify.c (gimplify_expr): Set correct location for TRY stmt.
1778 2012-10-10 Oleg Endo <olegendo@gcc.gnu.org>
1781 * config/sh/sh.md (extv, extzv): Check that operands[3] is zero,
1782 regardless of the endianness.
1784 2012-10-09 Lawrence Crowl <crowl@google.com>
1786 * Makefile.in (fold-const.o): Add depencence on hash-table.h.
1789 * fold-const.c (fold_checksum_tree): Change to new
1790 type-safe hash table.
1791 * (print_fold_checksum): Likewise.
1792 * cfg.c (var bb_original): Likewise.
1793 * (var bb_copy): Likewise.
1794 * (var loop_copy): Likewise.
1795 * hash-table.h (template hash_table): Constify parameters for find...
1796 and remove_elt... member functions.
1797 (hash_table::empty) Correct size expression.
1798 (hash_table::clear_slot) Correct deleted entry assignment.
1799 * dse.c (var rtx_group_table): Change to new type-safe hash table.
1801 2012-10-09 Steven Bosscher <steven@gcc.gnu.org>
1803 * basic-block. (profile_record): New struct, moved from passes.c.
1804 * cfghooks.h (struct cfg_hooks) <account_profile_record>: New hook.
1805 (account_profile_record): New prototype.
1806 * cfghooks.c (account_profile_record): New function.
1807 * tree-cfg.c (gimple_account_profile_record): New function
1808 (gimple_cfg_hooks): Add it.
1809 * cfgrtl.c (rtl_account_profile_record): New function
1810 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hooks): Add it.
1811 * passes.c (check_profile_consistency): Simplify. Move IR-dependent
1812 code around using cfghooks machinery.
1814 2012-10-09 Oleg Endo <olegendo@gcc.gnu.org>
1817 * doc/extend.texi (Target Builtins): Add SH built-in section.
1818 Document __builtin_thread_pointer and __builtin_set_thread_pointer.
1820 2012-10-09 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
1823 * tree-ssa-loop-prefetch.c (gather_memory_references_ref):
1824 Perform non constant step prefetching in inner loop, only
1825 when it is invariant in the entire loop nest.
1826 * tree-ssa-loop-prefetch.c (dump_mem_details): New function to dump
1827 base, step and delta values of memeory reference analysed for
1829 * tree-ssa-loop-prefetch.c (dump_mem_ref): Call dump_mem_details
1830 to print base, step and delta values of memory reference.
1831 * cfgloop.h (loop_outermost): New function that returns outermost
1832 loop for a given loop in a loop nest.
1834 2012-10-09 Richard Guenther <rguenther@suse.de>
1837 * cfgexpand.c (expand_debug_source_expr): Move checking
1838 code conditional on a found decl_debug_args vector.
1840 2012-10-09 Richard Guenther <rguenther@suse.de>
1842 * tree-streamer.c (streamer_tree_cache_get): Move ...
1843 * tree-streamer.h (streamer_tree_cache_get): ... here as inline.
1845 2012-10-09 Jan Hubicka <jh@suse.cz>
1847 * loop-unroll.c (unroll_loop_constant_iterations): Add
1848 update of loop->nb_iterations_upper_bound I missed in my previous
1849 commit; use TRUNC_DIV_EXPR instead of FLOOR_DIV_EXPR to divide
1851 (decide_unroll_runtime_iterations): Avoid overflow.
1852 (unroll_loop_runtime_iterations): Use TRUNC_DIV_EXPR instead of
1853 FLOOR_DIV_EXPR to update iteration bounds.
1854 (decide_peel_simple): Avoid integer overflow when deciding
1855 on number of peelings.
1856 (decide_unroll_stupid): Likewise.
1858 2012-10-09 Tobias Burnus <burnus@net-b.de>
1860 * lto-cgraph.c (input_node_opt_summary): Remove unused code.
1861 * lto-opts.c (append_to_collect_gcc_options): Fix condition.
1862 * lto-symtab.c (lto_cgraph_replace_node): Don't xstrdup string
1863 which is passed to fprintf.
1865 2012-10-09 Paolo Carlini <paolo.carlini@oracle.com>
1868 * tree.h: Add EXPR_LOC_OR_LOC.
1870 2012-10-09 Nick Clifton <nickc@redhat.com>
1872 PR rtl-optimization/54739
1873 * config/mcore/mcore.md: (anddi3, iordi3, xordi3): Delete patterns.
1876 * config/mcore/mcore.c (mcore_output_movedouble): Fix typo.
1878 2012-10-09 Marc Glisse <marc.glisse@inria.fr>
1881 * fold-const.c (fold_binary_loc): Use build_zero_cst instead of
1882 build_int_cst for a potential vector.
1884 2012-10-08 Uros Bizjak <ubizjak@gmail.com>
1886 * config/i386/atom.md (atom_sse_4): Merge atom_sse_attr attibutes.
1887 (atom_sse_5): Ditto.
1889 2012-10-08 Marc Glisse <marc.glisse@inria.fr>
1892 * config/i386/i386.md (type attribute): Add sseadd1.
1893 (unit attribute): Add support for sseadd1.
1894 (memory attribute): Likewise.
1895 * config/i386/athlon.md: Likewise.
1896 * config/i386/core2.md: Likewise.
1897 * config/i386/atom.md: Likewise.
1898 * config/i386/ppro.md: Likewise.
1899 * config/i386/bdver1.md: Likewise.
1900 * config/i386/sse.md (sse3_h<plusminus_insn>v2df3): Split into...
1901 (sse3_haddv2df3): ... expander.
1902 (*sse3_haddv2df3): ... define_insn. Accept permuted operands.
1903 (sse3_hsubv2df3): ... define_insn.
1904 (*sse3_haddv2df3_low): New define_insn.
1905 (*sse3_hsubv2df3_low): New define_insn.
1907 2012-10-08 Jan Hubicka <jh@suse.cz>
1909 * loop-unswitch.c (unswitch_single_loop): Use
1910 estimated_loop_iterations_int to prevent unswitching when loop
1911 is known to not roll.
1912 * tree-ssa-loop-niter.c (estimated_loop_iterations): Do not segfault
1913 when SCEV is not initialized.
1914 (max_loop_iterations): Likewise.
1915 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Use
1916 estimated_loop_iterations_int to prevent unswithcing when
1917 loop is known to not roll.
1918 * tree-scalar-evolution.c (scev_initialized_p): New function.
1919 * tree-scalar-evolution.h (scev_initialized_p): Likewise.
1920 * loop-unroll.c (decide_peel_once_rolling): Use
1921 max_loop_iterations_int.
1922 (unroll_loop_constant_iterations): Update
1923 nb_iterations_upper_bound and nb_iterations_estimate.
1924 (decide_unroll_runtime_iterations): Use
1925 estimated_loop_iterations or max_loop_iterations;
1926 (unroll_loop_runtime_iterations): fix profile updating.
1927 (decide_peel_simple): Use estimated_loop_iterations
1928 and max_loop_iterations.
1929 (decide_unroll_stupid): Use estimated_loop_iterations
1930 ad max_loop_iterations.
1931 * loop-doloop.c (doloop_modify): Use max_loop_iterations_int.
1932 (doloop_optimize): Likewise.
1933 * loop-iv.c (iv_number_of_iterations): Use record_niter_bound.
1934 (find_simple_exit): Likewise.
1935 * cfgloop.h (struct niter_desc): Remove niter_max.
1937 2012-10-08 Marek Polacek <polacek@redhat.com>
1940 * var-tracking.c (vt_add_function_parameter): Use condition instead
1943 2012-10-08 Dehao Chen <dehao@google.com>
1945 * predict.c (predict_loops): Predict for short-circuit conditions.
1946 (predict_extra_loop_exits): New Function.
1948 2012-10-08 Steven Bosscher <steven@gcc.gnu.org>
1950 * bitmap.h (bitmap_and_into): Update prototype.
1951 * bitmap.c (bitmap_and_into): Return true if the target bitmap
1952 changed, false otherwise.
1954 * df.h (df_dump_insn_problem_function): New function type.
1955 (struct df_problem): Add two functions, to dump just before and
1957 (DF_RD_PRUNE_DEAD_DEFS): New changable flag.
1958 (df_dump_insn_top, df_dump_insn_bottom): New prototypes.
1959 * df-core (df_dump_region): Use dump_bb.
1960 (df_dump_bb_problem_data): New function.
1961 (df_dump_top, df_dump_bottom): Rewrite using df_dump_bb_problem_data.
1962 (df_dump_insn_problem_data): New function.
1963 (df_dump_insn_top, df_dump_insn_bottom): New functions.
1964 * df-scan.c (problem_SCAN): Add NULL fields for new members.
1965 * df-problems.c (df_rd_local_compute): Ignore hard registers if
1966 DF_NO_HARD_REGS is in effect.
1967 (df_rd_transfer_function): If DF_RD_PRUNE_DEAD_DEFS is in effect,
1968 prune reaching defs using the LR problem.
1969 (df_rd_start_dump): Fix dumping of DEFs map.
1970 (df_rd_dump_defs_set): New function.
1971 (df_rd_top_dump, df_rd_bottom_dump): Use it.
1972 (problem_RD): Add NULL fields for new members.
1973 (problem_LR, problem_LIVE): Likewise.
1974 (df_chain_bb_dump): New function.
1975 (df_chain_top_dump): Dump only for artificial DEFs and USEs,
1976 using df_chain_bb_dump.
1977 (df_chain_bottom_dump): Likewise.
1978 (df_chain_insn_top_dump, df_chain_insn_bottom_dump): New functions.
1979 (problem_CHAIN): Add them as new members.
1980 (problem_WORD_LR, problem_NOTE): Add NULL fields for new members.
1981 (problem_MD): Likewise.
1982 * cfgrtl.c (rtl_dump_bb): Use df_dump_insn_top and df_dump_insn_bottom.
1983 (print_rtl_with_bb): Likewise.
1985 * dce.c (init_dce): Use DF_RD_PRUNE_DEAD_DEFS.
1986 * loop-invariant.c (find_defs): Likewise.
1987 * loop-iv.c (iv_analysis_loop_init): Likewise.
1988 * ree.c (find_and_remove_re): Likewise.
1989 * web.c (web_main): Likewise.
1991 2012-10-08 Jason Merrill <jason@redhat.com>
1993 * config/rs6000/rs6000.c (rs6000_code_end): Protect the use of
1994 ASM_WEAKEN_DECL with #if RS6000_WEAK.
1996 2012-10-08 Richard Guenther <rguenther@suse.de>
1998 PR tree-optimization/54825
1999 * tree-ssa-sccvn.c (vn_nary_length_from_stmt): Handle BIT_FIELD_REF.
2000 (init_vn_nary_op_from_stmt): Likewise.
2001 * tree-ssa-pre.c (compute_avail): Use vn_nary_op_lookup_stmt.
2002 * tree-ssa-sccvn.h (sizeof_vn_nary_op): Avoid overflow.
2004 2012-10-08 Richard Guenther <rguenther@suse.de>
2006 * tree-ssa-pre.c (postorder_num): New global.
2007 (compute_antic): Initialize all blocks and adjust for
2009 (my_rev_post_order_compute): Remove.
2010 (init_pre): Use inverted_post_order_compute.
2012 2012-10-08 Bernd Schmidt <bernds@codesourcery.com>
2014 * sched-int.h (schedule_block): Adjust declaration.
2015 * sched-rgn.c (bb_state_array, bb_state): New static variables.
2016 (sched_rgn_init): Initialize them.
2017 (sched_rgn_free): Free them.
2018 (schedule_region): Save scheduling state for future blocks, and
2019 pass such state to schedule_block.
2020 * params.def (PARAM_SCHED_STATE_EDGE_PROB_CUTOFF): New.
2021 * doc/invoke.texi (--param): Document it.
2022 * haifa-sched.c (schedule_block): New arg init_state. Use it to
2023 initialize state if nonnull. All callers changed.
2024 Call advance_one_cycle after scheduling.
2026 2012-10-08 Georg-Johann Lay <avr@gjlay.de>
2029 * doc/invoke.texi (AVR Options): Remove -mshort-calls.
2030 * config/avr/avr.opt (-mshort-calls): Remove option.
2031 * config/avr/avr.h (AVR_HAVE_JMP_CALL): Don't depend on
2034 2012-10-08 Oleg Endo <olegendo@gcc.gnu.org>
2037 * config/sh/sh.md (one_cmplsi2): Make insn_and_split. Add manual
2038 combine matching for an insn sequence where a ge:SI pattern
2041 2012-10-08 Dodji Seketeli <dodji@redhat.com>
2043 PR c++/53528 C++11 attribute support
2044 * plugin.h (register_scoped_attributes): Declare new function.
2045 * tree.h (enu attribute_flags::ATTR_FLAG_CXX_11): New flag.
2046 (lookup_scoped_attribute_spec, cxx_11_attribute_p)
2047 (get_attribute_name, get_attribute_namespace): Declare new functions.
2048 (struct attribute_spec): Remove const qualifier from the members.
2049 * tree.c (comp_type_attributes, private_lookup_attribute)
2050 (lookup_ident_attribute, remove_attribute, merge_attribute)
2051 (attribute_hash_list, attribute_list_contained): Use
2053 * attribs.c (decl_attributes): Don't crash on error_mark_node.
2054 Forbid c++11 attributes appertaining to type-specifiers.
2055 (attribute_hash): Remove global variable.
2056 (attributes_table): New global variable.
2057 (find_attribute_namespace, register_scoped_attribute): New static
2059 (register_scoped_attributes, lookup_scoped_attribute_spec)
2060 (cxx11_attribute_p, get_attribute_name, get_attribute_namespace):
2061 New public functions.
2062 (init_attributes): Register all the GNU attributes into the "gnu"
2064 (register_attribute): Use register_scoped_attribute to register
2065 the attribute into the "gnu" namespace.
2066 (lookup_attribute_spec): Use lookup_scoped_attribute_spec to
2067 lookup the attribute in the "gnu" namespace.
2068 (decl_attributes): Use new get_attribute_namespace and
2069 lookup_scoped_attribute_spec to consider attribute namespaces when
2070 looking up attributes. When operating in c++-11 mode, pass flag
2071 ATTR_FLAG_CXX11 to the spec handler.
2073 2012-10-08 Georg-Johann Lay <avr@gjlay.de>
2076 * config/avr/avr.md (*add<mode>3, add<mode>3, addpsi3): Make
2077 constraint alternative "r,0,r" slighly more expensive.
2078 (sub<mode>3, andqi3, andhi3, andpsi3, andsi3): Ditto.
2079 (iorqi3, iorhi3, iorpsi3, iorsi3): Ditto.
2080 (xorhi3, xorpsi3, xorsi3): Ditto.
2082 2012-10-08 Oleg Endo <olegendo@gcc.gnu.org>
2085 * config/sh/sh.md (*mov<mode>_gbr_load, *mov<mode>_gbr_store): New
2086 insns and accompanying unnamed splits.
2087 * config/sh/predicates.md (general_movsrc_operand,
2088 general_movdst_operand): Reject GBR addresses.
2089 * config/sh/sh-protos.h (sh_find_equiv_gbr_addr): New declaration.
2090 * config/sh/sh.c (sh_address_cost, sh_legitimate_address_p,
2091 sh_secondary_reload): Handle GBR addresses.
2092 (base_reg_disp): New class.
2093 (sh_find_base_reg_disp, sh_find_equiv_gbr_addr): New functions.
2095 2012-10-08 Hans-Peter Nilsson <hp@bitrange.com>
2097 * config/mmix/mmix.c (mmix_output_octa): Don't assume
2098 HOST_WIDEST_INT_PRINT_HEX starts with "0x". Instead use
2099 HOST_WIDE_INT_PRINT_HEX_PURE, falling back to
2100 HOST_WIDEST_INT_PRINT_UNSIGNED.
2102 2012-10-07 Richard Sandiford <rdsandiford@googlemail.com>
2104 * machmode.h (GET_MODE_UNIT_PRECISION): New macro.
2105 * simplify-rtx.c (simplify_truncation): New function,
2106 extracted from simplify_subreg and (in small part) from
2107 simplify_unary_operation_1.
2108 (simplify_unary_operation_1) <TRUNCATE>: Use it. Remove sign bit
2109 test for !TRULY_NOOP_TRUNCATION_MODES_P.
2110 (simplify_subreg): Use simplify_truncate for lowpart subregs
2111 where both the inner and outer modes are scalar integers.
2112 * config/mips/mips.c (mips_truncated_op_cost): New function.
2113 (mips_rtx_costs): Adjust test for BADDU.
2114 * config/mips/mips.md (*baddu_di<mode>): Push truncates to operands.
2116 2012-10-07 Jan Hubicka <jh@suse.cz>
2118 * ipa-inline-analysis.c (do_estimate_edge_time): Return actual
2119 time spent by the inlined sequence.
2120 (do_estimate_edge_growth): Rename to ...
2121 (do_estimate_edge_time): ... this one; return size of inlined sequence.
2122 * ipa-inline.h (do_estimate_edge_size): New.
2123 (do_estimate_edge_growth): Remove.
2124 (estimate_edge_size): New function.
2125 (estimate_edge_growth): Use it.
2127 2012-10-07 Jan Hubicka <jh@suse.cz>
2129 * lto-cgraph.c (lto_symtab_encoder_new): New parameter FOR_INPUT.
2130 (lto_symtab_encoder_delete): Update.
2131 (lto_symtab_encoder_encode): Update.
2132 (compute_ltrans_boundary): Update.
2133 (input_symtab): Update.
2134 * lto-streamer.h (lto_symtab_encoder_new): Update.
2136 2012-10-07 Richard Sandiford <rdsandiford@googlemail.com>
2138 * config/mips/mips-protos.h (mips_split_type): New enum.
2139 (mips_split_64bit_move_p, mips_split_doubleword_move): Delete.
2140 (mips_split_move_p, mips_split_move, mips_split_move_insn_p)
2141 (mips_split_move_insn): Declare.
2142 * config/mips/mips.c (mips_tuning_info): New variable.
2143 (mips_load_store_insns): Use mips_split_move_insn_p instead of
2144 mips_split_64bit_move_p.
2145 (mips_emit_move_or_split, mips_mult_move_p): New functions.
2146 (mips_split_64bit_move_p): Rename to...
2147 (mips_split_move_p): ...this and take a mips_split_type argument.
2148 Generalize to all moves. Call mips_mult_move_p.
2149 (mips_split_doubleword_move): Rename to...
2150 (mips_split_move): ...this and take a mips_split_type argument.
2151 Assert that mips_split_move_p holds.
2152 (mips_insn_split_type, mips_split_move_insn_p, mips_split_move_insn):
2154 (mips_output_move): Use mips_split_move_p instead of
2155 mips_split_64bit_move_p. Handle MULT $0, $0 moves.
2156 (mips_save_reg): Use mips_emit_move_or_split.
2157 (mips_sim_reset): Assign to curr_state. Call targetm.sched.init
2159 (mips_sim_init): Call targetm.sched.init_dfa_pre_cycle_insn and
2160 targetm.sched.init_dfa_post_cycle_insn, if defined.
2161 (mips_sim_next_cycle): Assign to curr_state. Use advance_state
2162 instead of state_transition.
2163 (mips_sim_issue_insn): Assign to curr_state. Use
2164 targetm.sched.variable_issue to see how many more insns can be issued.
2165 (mips_seq_time, mips_mult_zero_zero_cost)
2166 (mips_set_fast_mult_zero_zero_p, mips_set_tuning_info)
2167 (mips_expand_to_rtl_hook): New functions.
2168 (TARGET_EXPAND_TO_RTL_HOOK): Define.
2169 * config/mips/mips.md (move_type): Add imul.
2170 (type): Map imul move_types to imul.
2171 (*movdi_32bit, *movti): Add imul alternatives.
2172 Use mips_split_move_insn_p and mips_split_move_insn instead of
2173 mips_split_64bit_move_p and mips_split_doubleword_move in move
2176 2012-10-06 Segher Boessenkool <segher@kernel.crashing.org>
2178 * config/rs6000/rs6000.c (print_operand) ['A']: Delete.
2180 2012-10-06 Paolo Carlini <paolo.carlini@oracle.com>
2183 * ginclude/stdint-wrap.h: In C++11 if __STDC_HOSTED__ define
2184 __STDC_LIMIT_MACROS and __STDC_CONSTANT_MACROS.
2185 * ginclude/stdint-gcc.h: In C++11 unconditionally define
2186 limit and constant macros.
2188 2012-10-06 Paolo Carlini <paolo.carlini@oracle.com>
2191 * ginclude/stddef.h: In C++11 mode declare nullptr_t in the global
2194 2012-10-06 Jan Hubicka <jh@suse.cz>
2198 * lto-streamer-out.c (produce_symtab): Cleanup; drop v1 API hack.
2200 2012-10-06 Dehao Chen <dehao@google.com>
2203 * gimple-low.c (lower_stmt): Set the block for call args.
2205 2012-10-06 Jan Hubicka <jh@suse.cz>
2207 * doc/invoke.texi (-fprofile-report): Document.
2208 * common.opt (-fprofile-report): New option.
2209 * toplev.c (finalize): Call dump_profile_report.
2210 * toplev.h (profile_report): Declare.
2211 * passes.c (profile_record): New static var.
2212 (check_profile_consistency): New function.
2213 (dump_profile_record): New function.
2214 (execute_one_ipa_transform_pass): Call check_profile_consistency.
2215 (execute_one_pass): Likewise.
2217 2012-10-06 Jan Hubicka <jh@suse.cz>
2220 * lto-streamer.h (lto_symtab_register_decl, lto_symtab_get_resolution,
2221 lto_mark_nothrow_fndecl, lto_fixup_nothrow_decls): Remove.
2222 * lto-symtab.c (lto_symtab_register_decl): Remove.
2224 2012-10-06 Andreas Schwab <schwab@linux-m68k.org>
2226 PR rtl-optimization/54739
2227 * config/m68k/m68k.md (anddi3, iordi3, xordi3, one_cmpldi2): Remove.
2229 2012-10-06 Oleg Endo <olegendo@gcc.gnu.org>
2232 * config/sh/sh.md (define_constants): Add UNSPECV_GBR.
2233 (get_thread_pointer, set_thread_pointer): New expanders.
2234 (load_gbr): Rename to store_gbr. Remove GBR_REG use.
2235 (store_gbr): New insn.
2236 * config/sh/sh.c (prepare_move_operands): Use gen_store_gbr instead of
2237 gen_load_gbr in TLS_MODEL_LOCAL_EXEC case.
2238 (sh1_builtin_p): New function.
2239 (signature_args): Add SH_BLTIN_VP.
2240 (bdesc): Add __builtin_thread_pointer and __builtin_set_thread_pointer.
2242 2012-10-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2244 PR rtl-optimization/54739
2245 * config/pa/pa.md: Remove DImode and, not and, ior and xor patterns
2246 for 32-bit targets. Adjust expanders.
2248 * config/pa/pa.md: Adjust unamed HImode add insn pattern.
2250 2012-10-05 Oleg Endo <olegendo@gcc.gnu.org>
2252 * config/sh/sh.c (builtin_description): Add is_enabled member.
2253 (shmedia_builtin_p): New function.
2254 (bdesc): Use shmedia_builtin_p for existing built-ins.
2255 (sh_media_init_builtins, sh_init_builtins): Merge into single function
2256 sh_init_builtins. Add is_enabled checking. Move variable declarations
2257 to where they are actually used.
2258 (sh_media_builtin_decl, sh_builtin_decl): Merge into single function
2259 sh_builtin_decl. Add is_enabled checking.
2260 (sh_expand_builtin): Move variable declarations to where they are
2263 2012-10-05 Jakub Jelinek <jakub@redhat.com>
2265 * tree-inline.c (expand_call_inline): Move VAR_DECLs with
2266 PARM_DECL origins from remapped DECL_INITIAL's BLOCK_VARS
2267 into id->block's BLOCK_VARS.
2270 * ipa-split.c (split_function): Add debug args and debug source
2271 and normal stmts for args_to_skip which are gimple regs.
2272 * tree-inline.c (copy_debug_stmt): When inlining, adjust source
2273 debug bind stmts to debug binds of corresponding DEBUG_EXPR_DECL.
2275 2012-10-05 Georg-Johann Lay <avr@gjlay.de>
2277 * config/avr/avr.md: Fix indentations of insn C snippets.
2279 2012-10-05 Richard Guenther <rguenther@suse.de>
2282 * tree-ssa-live.c (clear_unused_block_pointer_1): Look at
2283 DECL_DEBUG_EXPR again.
2285 2012-10-05 Jan Hubicka <jh@suse.cz>
2286 Jakub Jelinek <jakub@redhat.com>
2288 PR tree-optimization/33763
2289 * tree-inline.c (expand_call_inline): Silently ignore always_inline
2290 attribute for redefined extern inline functions.
2292 2012-10-04 Jan Hubicka <jh@suse.cz>
2294 * tree-vectorizer.h (vect_estimate_min_profitable_iters): Remove.
2295 * tree-vect-loop.c (vect_estimate_min_profitable_iters): Declare here.
2296 (vect_analyze_loop_operations): Use loop count estimate to rule out
2297 unprofitable vectorization.
2298 (vect_estimate_min_profitable_iters): Return
2299 ret_min_profitable_estimate.
2301 2012-10-05 Jakub Jelinek <jakub@redhat.com>
2303 PR tree-optimization/54810
2304 * tree-vrp.c (register_edge_assert_for_2): Handle
2305 NAME = (unsigned) NAME2; if (NAME cmp CST) for
2306 narrowing casts to unsigned integral type like
2307 NAME = NAME2 & CST2; if (NAME cmp CST) where CST2
2308 is the max value of the unsigned integral type.
2310 2012-10-04 Jeff Law <law@redhat.com>
2313 * config/h8300/h8300.c (h8300_rtx_costs): Fix typo in CONST_INT case.
2315 2012-10-04 Jason Merrill <jason@redhat.com>
2317 * config/rs6000/rs6000.c (rs6000_code_end): Protect the use of
2318 ASM_WEAKEN_DECL with #if RS6000_WEAK.
2320 2012-10-04 Basile Starynkevitch <basile@starynkevitch.net>
2322 * gengtype.c (walk_type): Emit mark_hook when inside a
2323 struct of a union member.
2325 2012-10-04 Georg-Johann Lay <avr@gjlay.de>
2327 * config/avr/predicates.md (flash_operand): New predicate.
2328 * config/avr/avr.md (reload_in<mode>): Use it in operand 1 instead
2331 2012-10-04 Tobias Burnus <burnus@net-b.de>
2333 * gcc.c (record_temp_file, add_sysrooted_prefix, process_command,
2334 do_self_spec, compare_debug_dump_opt_spec_function): Plug memleaks.
2335 (do_spec_1): Ditto, fix out-of-bound access.
2336 * opts.c (common_handle_option): Plug memleak.
2338 2012-10-04 Jason Merrill <jason@redhat.com>
2340 * config/darwin.c (darwin_assemble_visibility): Treat
2341 VISIBILITY_INTERNAL as hidden.
2343 * config/darwin-c.c (find_subframework_file): Add missing const.
2344 (framework_construct_pathname): Likewise.
2346 2012-10-04 Florian Weimer <fweimer@redhat.com>
2348 * doc/cpp.texi (Pragmas): Document #pragma GCC warning, #pragma
2351 2012-10-04 Richard Guenther <rguenther@suse.de>
2354 * tree-ssa-pre.c (do_pre): Make sure to update virtual SSA form before
2355 cleaning up the CFG.
2357 2012-10-04 Richard Guenther <rguenther@suse.de>
2360 * tree-streamer-out.c (write_ts_block_tree_pointers): For
2361 inlined functions outer scopes write the ultimate origin
2362 as BLOCK_ABSTRACT_ORIGIN and BLOCK_SOURCE_LOCATION.
2363 Do not stream the fragment chains.
2364 * tree-streamer-in.c (lto_input_ts_block_tree_pointers): Likewise.
2365 * dwarf2out.c (gen_subprogram_die): Handle NULL DECL_INITIAL.
2366 (dwarf2out_decl): Always output DECL_ABSTRACT function decls.
2368 2012-10-04 Arnaud Charlet <charlet@adacore.com>
2370 * dumpfile.h, dumpfile.c: Remove TDI_ada.
2372 2012-10-04 Yuri Rumyantsev <ysrumyan@gmail.com>
2374 * config/i386/i386.c (ix86_dep_by_shift_count_body) : Add
2375 check on reload_completed since it can be invoked before
2376 register allocation phase in pre-reload schedule.
2377 (ia32_multipass_dfa_lookahead) : Do not use dfa_lookahead for
2378 pre-reload schedule to save compile time.
2379 (ix86_sched_reorder) : Do not perform ready list reordering for
2380 pre-reload schedule to save compile time.
2381 (insn_is_function_arg) : New function. Returns true if lhs of insn is
2382 HW function argument register.
2383 (add_parameter_dependencies) : New function. Add output dependencies
2384 for chain of function adjacent arguments if only there is a move to
2385 likely spilled HW registers. Return first argument if at least one
2386 dependence was added or NULL otherwise.
2387 (avoid_func_arg_motion) : New function. Add output or anti dependency
2388 from insn to first_arg to restrict code motion.
2389 (add_dependee_for_func_arg) : New function. Avoid cross block motion of
2390 function argument through adding dependency from the first non-jump
2392 (ix86_dependencies_evaluation_hook) : New function. Hook for
2393 pre-reload schedule: avoid motion of function arguments passed in
2394 likely spilled HW registers.
2395 (ix86_adjust_priority) : New function. Hook for pre-reload schedule:
2396 set priority of moves from likely spilled HW registers to maximum to
2397 schedule them as soon as possible.
2398 (ix86_sched_init_global): Do not perform multipass scheduling for
2399 pre-reload schedule to save compile time.
2401 2012-10-04 Uros Bizjak <ubizjak@gmail.com>
2403 * configure.ac (noexception_flags): Add -fasynchronous-unwind-tables.
2404 * configure: Regenerate.
2406 2012-10-04 Kaz Kojima <kkojima@gcc.gnu.org>
2408 * config/sh/sh.c (sh_can_use_simple_return_p): Return false for
2409 SHmedia and SHcompact using call cookie.
2410 * config/sh/sh.md (epilogue): Emit non-inlined return insns for
2411 SHmedia and SHcompact using call cookie.
2413 2012-10-03 Oleg Endo <olegendo@gcc.gnu.org>
2416 * config/sh/sh.md (*mov_t_msb_neg): New insn and two accompanying
2417 unnamed split patterns.
2419 2012-10-03 Oleg Endo <olegendo@gcc.gnu.org>
2422 * config/sh/sh.c (parse_validate_atomic_model_option): Handle name
2423 strings in sh_atomic_model.
2424 * config/sh/sh.h (TARGET_CPU_CPP_BUILTINS): Move macro implementation
2426 * config/sh/sh-c.c (sh_cpu_cpp_builtins): ... this new function.
2427 Add __SH1__ and __SH2__ defines. Add __SH_ATOMIC_MODEL_*__ define.
2428 * config/sh/sh-protos.h (sh_atomic_model): Add name and cdef_name
2430 (sh_cpu_cpp_builtins): Declare new function.
2432 2012-10-03 Dehao Chen <dehao@google.com>
2435 * tree-cfg.c (move_block_to_fn): Update lexical block for phi_args.
2437 2012-10-03 Vladimir Makarov <vmakarov@redhat.com>
2439 * reginfo.c (max_regno_since_last_resize): New.
2440 (reg_preferred_class, reg_alternate_class): Add assert.
2441 (allocate_reg_info): Initialize allocated reg info.
2442 (resize_reg_info): Make bigger reg_info and initialize new memory.
2443 (reginfo_init): Initialize max_regno_since_last_resize.
2444 (setup_reg_classes): Change assert.
2446 2012-10-03 Andrew W. Nosenko <andrew.w.nosenko@gmail.com>
2448 * config/i386/driver-i386.c (host_detect_local_cpu): Fix logic
2449 in SSE and YMM state support check for -march=native.
2451 2012-10-03 Nick Clifton <nickc@redhat.com>
2453 * config/rx/rx.c (struct decl_chain): New local structure.
2454 (warned_decls): New local variable. Contains a stack of decls for
2455 which warnings have been issued.
2456 (add_warned_decl): Adds a decl to the stack.
2457 (already_warned): Returns true if a given decl is on the stack.
2458 (rx_set_current_function): Issue a warning if multiple fast
2459 interrupt handlers are defined.
2460 * config/rx/rx.opt (mwarn-multiple-fast-interrupts): New option.
2461 * doc/invoke.texi: Document the option.
2463 2012-10-03 Mark Kettenis <kettenis@openbsd.org>
2465 * config.gcc (*-*-openbsd4.[3-9]|*-*-openbsd[5-9]*): Set
2466 default_use_cxa_atexit to yes.
2468 2012-10-03 Jakub Jelinek <jakub@redhat.com>
2470 PR rtl-optimization/54792
2471 * sched-deps.c (find_modifiable_mems): Scan also TAIL insn.
2473 2012-10-02 H.J. Lu <hongjiu.lu@intel.com>
2476 * doc/invoke.texi: Document -mprefer-avx128.
2478 2012-10-02 Andrew Pinski <apinski@cavium.com>
2480 * simplify-rtx.c (simplify_unary_operation_1 <case TRUNCATE>):
2481 Don't optimize a truncate of a mem if it is a vector mode.
2483 2012-10-02 Alexandre Oliva <aoliva@redhat.com>
2486 * Makefile.in (VALTRACK_H): Add hash-table.h.
2487 * valtrack.h: Include hash-table.h.
2488 (struct dead_debug_global_entry): New.
2489 (struct dead_debug_hash_descr): New.
2490 (struct dead_debug_global): New.
2491 (struct dead_debug): Rename to...
2492 (struct dead_debug_local): ... this. Adjust all uses.
2493 (dead_debug_global_init, dead_debug_global_finish): New.
2494 (dead_debug_init): Rename to...
2495 (dead_debug_local_init): ... this. Adjust all callers.
2496 (dead_debug_finish): Rename to...
2497 (dead_debug_local_finish): ... this. Adjust all callers.
2498 * valtrack.c (dead_debug_global_init): New.
2499 (dead_debug_init): Rename to...
2500 (dead_debug_local_init): ... this. Take global parameter.
2501 Save it and initialize used bitmap from it.
2502 (dead_debug_global_find, dead_debug_global_insert): New.
2503 (dead_debug_global_replace_temp): New.
2504 (dead_debug_promote_uses): New.
2505 (dead_debug_finish): Rename to...
2506 (dead_debug_local_finish): ... this. Promote remaining uses.
2507 (dead_debug_global_finish): New.
2508 (dead_debug_add): Try to replace global temps first.
2509 (dead_debug_insert_temp): Support global replacements.
2510 * dce.c (word_dce_process_block, dce_process_block): Add
2511 global_debug parameter. Pass it on.
2512 (fast_dce): Initialize, pass on and finalize global_debug.
2513 * df-problems.c (df_set_unused_notes_for_mw): Adjusted.
2514 (df_create_unused_notes, df_note_bb_compute): Likewise.
2515 (df_note_compute): Justify local-only dead debug analysis.
2517 2012-10-02 Alexandre Oliva <aoliva@redhat.com>
2520 * dwarf2out.c (value_format): Use block4 for dw_val_class_loc
2523 2012-10-02 Alexandre Oliva <aoliva@redhat.com>
2526 * var-tracking.c (vt_add_function_parameter): Bail if
2529 2012-10-02 H.J. Lu <hongjiu.lu@intel.com>
2532 * config/i386/driver-i386.c (XCR_XFEATURE_ENABLED_MASK): New.
2533 (XSTATE_FP): Likewise.
2534 (XSTATE_SSE): Likewise.
2535 (XSTATE_YMM): Likewise.
2536 (host_detect_local_cpu): Disable AVX, AVX2, FMA, FMA4 and XOP if
2537 SSE and YMM states aren't supported.
2539 2012-10-02 Richard Sandiford <rdsandiford@googlemail.com>
2541 * config/mips/mips.md (*baddu_si_eb, *baddu_si_el): Merge into...
2542 (*baddu_si): ...this new pattern.
2544 2012-10-02 Richard Sandiford <rdsandiford@googlemail.com>
2546 * ira-int.h (target_ira_int): Add x_ira_useful_class_mode_regs.
2547 (ira_useful_class_mode_regs): New macro.
2548 * ira.c (clarify_prohibited_class_mode_regs): Set up
2549 ira_useful_class_mode_regs.
2550 * ira-color.c (setup_profitable_hard_regs): Use it to initialise
2551 profitable_hard_regs.
2553 2012-10-02 Richard Sandiford <rdsandiford@googlemail.com>
2555 * ira.h (target_ira): Add x_ira_class_singleton.
2556 (ira_class_singleton): New macro.
2557 * ira.c (setup_prohibited_class_mode_regs): Set up ira_class_singleton.
2558 * ira-build.c (update_conflict_hard_reg_costs): Use
2559 ira_class_singleton to check for classes with a single
2560 allocatable register.
2561 * ira-lives.c (ira_implicitly_set_insn_hard_regs): Likewise.
2562 (single_reg_class): Likewise. When more than one class is specified,
2563 check whether they have the same singleton register.
2564 (process_single_reg_class_operands): Require single_reg_class
2565 to return NO_REGS or a class with a single allocatable register.
2566 Obtain that register from ira_class_singleton.
2568 2012-10-02 Michael Meissner <meissner@linux.vnet.ibm.com>
2570 * config/rs6000/rs6000.c (rs6000_option_override_internal): If
2571 -mcpu=<xxx> is not specified and the compiler is not configured
2572 using --with-cpu=<xxx>, use the bits from the TARGET_DEFAULT to
2573 set the initial options.
2575 2012-10-02 Sharad Singhai <singhai@google.com>
2578 * tree-vect-stmts.c (vectorizable_operation): Add missing return.
2580 2012-10-02 David Edelsohn <dje.gcc@gmail.com>
2582 * config/rs6000/rs6000.c (rs6000_option_override_internal): Do not
2583 set TARGET_ALTIVEC_VRSAVE for TARGET_ELF.
2584 (rs6000_stack_info): Only set vrsave_mask if TARGET_ALTIVEC_VRSAVE.
2586 2012-10-02 Jakub Jelinek <jakub@redhat.com>
2588 PR tree-optimization/54713
2589 * expr.c (categorize_ctor_elements_1): Don't assume purpose is
2591 * tree-cfg.c (verify_gimple_assign_single): Add verification of
2592 vector CONSTRUCTORs.
2593 * tree-ssa-sccvn.c (vn_reference_lookup_3): For VECTOR_TYPE
2594 CONSTRUCTORs, don't do anything if element type is VECTOR_TYPE,
2595 and don't check index.
2596 * tree-vect-slp.c (vect_get_constant_vectors): VIEW_CONVERT_EXPR ctor
2597 elements first if their type isn't compatible with vector element type.
2599 2012-10-02 Eric Botcazou <ebotcazou@adacore.com>
2601 * tree.h (DECL_NONLOCAL_FRAME): New macro.
2602 * tree-nested.c (get_frame_type): Set DECL_NONLOCAL_FRAME.
2603 * tree-streamer-in.c (unpack_ts_decl_common_value_fields): Stream in
2604 DECL_NONLOCAL_FRAME flag.
2605 * tree-streamer-out.c (pack_ts_decl_common_value_fields): Stream out
2606 DECL_NONLOCAL_FRAME flag.
2608 2012-10-02 Marc Glisse <marc.glisse@inria.fr>
2610 * tree-ssa-forwprop.c (forward_propagate_into_cond): Don't use
2611 boolean_type_node for vectors.
2613 2012-10-01 Michael Meissner <meissner@linux.vnet.ibm.com>
2615 * config/rs6000/rs6000.c (toplevel): Include dumpfile.h.
2616 (rs6000_density_test): Rework to accommodate 09-30 change by
2619 * config/rs6000/t-rs6000 (rs6000.o): Add dumpfile.h dependency.
2621 2012-10-01 Dehao Chen <dehao@google.com>
2624 * tree-vect-loop-manip.c (slpeel_make_loop_iterate_ntimes): Use
2625 LOCATION_LOCUS to compare with UNKNOWN_LOCATION.
2626 (slpeel_tree_peel_loop_to_edge): Likewise.
2627 * tree-vectorizer.c (vectorize_loops): Likewise.
2629 2012-10-01 Andrew MacLeod <amacleod@redhat.com>
2632 * optabs.c (expand_atomic_fetch_op_no_fallback): New. Factored code
2633 from expand_atomic_fetch_op.
2634 (expand_atomic_fetch_op): Try atomic_{add|sub} operations in terms of
2635 the other one if direct opcode fails.
2637 2012-10-01 Uros Bizjak <ubizjak@gmail.com>
2639 PR rtl-optimization/54457
2640 * simplify-rtx.c (simplify_subreg):
2641 Simplify (subreg:M (op:N ((x:N) (y:N)), 0)
2642 to (op:M (subreg:M (x:N) 0) (subreg:M (x:N) 0)), where
2643 the outer subreg is effectively a truncation to the original mode M.
2645 2012-10-01 Richard Guenther <rguenther@suse.de>
2647 * builtins.def (ATTR_MATHFN_FPROUNDING): Do not use no-vops
2648 with -frounding-math.
2649 * builtin-attrs.def (ATTR_PURE_NOTHROW_NOVOPS_LIST): Remove.
2650 (ATTR_PURE_NOTHROW_NOVOPS_LEAF_LIST): Likewise.
2652 2012-10-01 Eric Botcazou <ebotcazou@adacore.com>
2654 * tree.h (copy_mem_ref_info): Delete.
2655 * tree-ssa-address.c (copy_mem_ref_info): Likewise.
2656 (maybe_fold_tmr): Copy flags manually.
2657 * tree-ssa-loop-im.c (simple_mem_ref_in_stmt): Rewrite.
2659 2012-10-01 Marc Glisse <marc.glisse@inria.fr>
2661 * simplify-rtx.c (simplify_binary_operation_1) <VEC_SELECT>:
2662 Detect the identity.
2663 <VEC_CONCAT>: Handle VEC_SELECTs from the same vector.
2665 2012-10-01 Oleg Endo <olegendo@gcc.gnu.org>
2668 * config/sh/sh.opt (matomic-model): New option.
2669 (msoft-atomic): Mark as deprecated and alias to
2670 matomic-model=soft-gusa.
2671 (mhard-atomic): Delete.
2672 * config/sh/predicates.md (gbr_displacement): New predicate.
2673 * config/sh/sh-protos.h (sh_atomic_model): New struct.
2674 (selected_atomic_model): New declaration.
2675 (TARGET_ATOMIC_ANY, TARGET_ATOMIC_STRICT, TARGET_ATOMIC_SOFT_GUSA,
2676 TARGET_ATOMIC_HARD_LLCS, TARGET_ATOMIC_SOFT_TCB,
2677 TARGET_ATOMIC_SOFT_TCB_GBR_OFFSET_RTX, TARGET_ATOMIC_SOFT_IMASK):
2679 * config/sh/linux.h (SUBTARGET_OVERRIDE_OPTIONS): Adapt setting to
2680 default atomic model.
2681 * config/sh/sh.c (selected_atomic_model_): New global variable.
2682 (selected_atomic_model, parse_validate_atomic_model_option): New
2684 (sh_option_override): Replace atomic selection checks with call to
2685 parse_validate_atomic_model_option.
2686 * config/sh/sh.h (TARGET_ANY_ATOMIC, UNSUPPORTED_ATOMIC_OPTIONS,
2687 UNSUPPORTED_HARD_ATOMIC_CPU): Delete.
2688 (DRIVER_SELF_SPECS): Remove atomic checks.
2689 config/sh/sync.md: Update documentation comments.
2690 (atomic_compare_and_swap<mode>, atomic_exchange<mode>,
2691 atomic_fetch_<fetchop_name><mode>, atomic_fetch_nand<mode>,
2692 atomic_<fetchop_name>_fetch<mode>, atomic_nand_fetch<mode>): Use
2693 TARGET_ATOMIC_ANY as condition. Add TARGET_ATOMIC_STRICT check for
2694 SH4A case. Handle new TARGET_ATOMIC_SOFT_TCB and
2695 TARGET_ATOMIC_SOFT_IMASK cases.
2696 (atomic_test_and_set): Handle new TARGET_ATOMIC_SOFT_TCB and
2697 TARGET_ATOMIC_SOFT_IMASK cases.
2698 (atomic_compare_and_swapsi_hard, atomic_exchangesi_hard,
2699 atomic_fetch_<fetchop_name>si_hard, atomic_fetch_nandsi_hard,
2700 atomic_<fetchop_name>_fetchsi_hard, atomic_nand_fetchsi_hard):
2701 Add TARGET_ATOMIC_STRICT check.
2702 (atomic_compare_and_swap<mode>_hard, atomic_exchange<mode>_hard,
2703 atomic_fetch_<fetchop_name><mode>_hard, atomic_fetch_nand<mode>_hard,
2704 atomic_<fetchop_name>_fetch<mode>_hard, atomic_nand_fetch<mode>_hard,
2705 atomic_test_and_set_hard): Use TARGET_ATOMIC_HARD_LLCS condition.
2706 (atomic_compare_and_swap<mode>_soft, atomic_exchange<mode>_soft,
2707 atomic_fetch_<fetchop_name><mode>_soft, atomic_fetch_nand<mode>_soft,
2708 atomic_<fetchop_name>_fetch<mode>_soft, atomic_nand_fetch<mode>_soft,
2709 atomic_test_and_set_soft): Append _gusa to the insn names and use
2710 TARGET_ATOMIC_SOFT_GUSA as condition.
2711 (atomic_compare_and_swap<mode>_soft_tcb,
2712 atomic_exchange<mode>_soft_tcb,
2713 atomic_fetch_<fetchop_name><mode>_soft_tcb,
2714 atomic_fetch_nand<mode>_soft_tcb,
2715 atomic_<fetchop_name>_fetch<mode>_soft_tcb,
2716 atomic_nand_fetch<mode>_soft_tcb, atomic_test_and_set_soft_tcb):
2718 (atomic_compare_and_swap<mode>_soft_imask,
2719 atomic_exchange<mode>_soft_imask,
2720 atomic_fetch_<fetchop_name><mode>_soft_imask,
2721 atomic_fetch_nand<mode>_soft_imask,
2722 atomic_<fetchop_name>_fetch<mode>_soft_imask,
2723 atomic_nand_fetch<mode>_soft_imask, atomic_test_and_set_soft_imask):
2725 * doc/invoke.texi (SH Options): Document new matomic-model option.
2726 Remove msoft-atomic and mhard-atomic options.
2728 2012-10-01 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2731 * config/s390/s390.c (s390_option_override): Add missing break.
2733 2012-09-30 Sharad Singhai <singhai@google.com>
2735 * dumpfile.c: New file with parts moved from tree-dump.c.
2736 (pflags): New variable.
2738 (alt_dump_file): Ditto.
2739 (dump_files): Update to include additional fields.
2740 (struct dump_option_value_info): Add additional entries.
2741 (get_dump_file_name): Use command line filename if available.
2742 (dump_open_alternate_stream): New function.
2744 (dump_gimple_stmt): Ditto.
2745 (dump_gimple_stmt_loc): Ditto.
2746 (dump_generic_expr): Ditto.
2747 (dump_generic_expr_loc): Ditto.
2748 (dump_printf): Ditto.
2749 (dump_printf_loc): Ditto.
2750 (dump_start): Ditto.
2751 (dump_finish): Ditto.
2752 (dump_begin): Ditto.
2753 (dump_enabled_p): Return true if either of the dump types is enabled.
2754 (dump_initialized_p): Return true if either type of dump is
2756 (dump_end): Do not close standard streams.
2757 (dump_enable_all): Handle filenames for regular dumps.
2758 (dump_switch_p_1): Handle command-line dump filenames.
2759 (opt_info_enable_all): New function.
2760 (opt_info_switch_p_1): Ditto.
2761 (opt_info_switch_p): Ditto.
2762 (dump_kind_p): Ditto.
2763 (dump_basic_block): Ditto.
2764 (dump_combine_total_stats): Ditto.
2765 (dump_remap_tree_vectorizer_verbose): Ditto.
2766 * gimple-pretty-print.h: Rename dump_gimple_stmt to
2767 pp_gimple_stmt_1. All callers updated.
2769 2012-09-30 Sharad Singhai <singhai@google.com>
2771 * doc/invoke.texi: Add documentation for the new -fopt-info option.
2772 * tree-dump.c: Move general dump file related functionality into
2773 dumpfile.c. Remove unneeded headers.
2774 * tree-dump.h: Move function declarations into dumpfile.h.
2775 * dumpfile.h: Include "line-map.h". Add defines for MSG flags.
2776 (struct dump_file_info): Move here from tree-dump.c. Rename flags
2777 to pflags, state to pstate, stream to pstream, filename to
2778 pfilename. All callers updated. Add alt_flags, alt_state,
2779 alt_filenmae, alt_stream.
2780 * tree-vectorizer.c: Include "dumpfile.h". Remove vect_dump.
2781 (vect_set_dump_settings): Remove.
2782 (vect_print_dump_info): Ditto.
2783 * tree-vectorizer.h: Remove declaration of vect_dump and
2784 vect_print_dump_info.
2785 * tree-vect-loop.c: Include "dumpfile.h". Use new dump style.
2786 * tree-vect-data-refs.c: Ditto.
2787 * tree-vect-stmts.c: Ditto.
2788 * tree-vect-slp.c: Ditto.
2789 * tree-vect-patterns.c: Ditto.
2790 * tree-vect-loop-manip.c: Ditto.
2791 * opts.c (vect_set_verbosity_level): Remove.
2792 (common_handle_option): Handle -fopt-info flag. Deprecate
2793 -ftree-vectorizer-verbose.
2794 * tree-parloops.c (gather_scalar_reductions): Remove reference to
2796 * flag-types.h: Remove vect_verbosity_levels.
2797 * common.opt: Add -fopt-info. Deprecate -ftree-vectorizer-verbose.
2798 * opts-global.c (dump_remap_tree_vectorizer_verbose): New function.
2799 (handle_common_deferred_options): Handle -fopt-info and
2800 -ftree-vectorizer-verbose.
2801 * Makefile.in: Add dumpfile.o.
2802 (tree-dump.o): Update dependencies.
2803 (tree-vect-loop.o): Ditto.
2804 (tree-vect-loop-manip.o): Ditto.
2805 (tree-vect-slp.o): Ditto.
2806 (tree-vect-stmts.o): Ditto.
2807 (tree-vectorizer.o): Ditto.
2809 * passes.c (finish_optimization_passes): Instead of using
2810 dump_begin/dump_end, use dump_start/dump_finish. Do not use dump_file.
2811 (pass_init_dump_file): Ditto.
2813 2012-09-30 Joern Rennecke <joern.rennecke@embecosm.com>
2815 PR rtl-optimization/38449:
2816 * hooks.c (hook_bool_const_rtx_const_rtx_true): New function.
2817 * hooks.h (hook_bool_const_rtx_const_rtx_true): Declare.
2818 * target.def: Merge in definitions and documentation for
2819 TARGET_CAN_FOLLOW_JUMP.
2820 * doc/tm.texi.in: Add documentation locations for the above.
2821 * doc/tm.texi: Regenerate.
2822 * reorg.c (follow_jumps): New parameters jump and crossing.
2823 Changed all callers.
2825 2012-09-30 Eric Botcazou <ebotcazou@adacore.com>
2827 * reorg.c (relax_delay_slots): Use delay_insn consistently.
2829 * config/sparc/sparc.c (gen_stack_pointer_dec): Delete.
2830 (sparc_expand_epilogue): Use gen_stack_pointer_inc and adjust.
2831 (sparc_flat_expand_epilogue): Likewise.
2832 (emit_and_preserve): Likewise.
2833 (sparc_fold_builtin): Fix thinko in latest change.
2835 2012-09-30 Andreas Schwab <schwab@linux-m68k.org>
2837 * config/m68k/m68k.md: Add names to bitfield insert and extract
2839 (*insv_8_16_reg): Remove constraints and conditions that assume
2840 that operand 0 could be a MEM.
2841 (*extzv_8_16_reg, *extv_8_16_reg): Likewise, for operand 1.
2843 2012-09-30 Jan Hubicka <jh@suse.cz>
2845 * cfgloop.c (scale_loop_profile): Move to...
2846 * cfgloopmanip.c (scale_loop_profile): .. here; use
2847 scale_loop_frequencies.
2848 (loopify): Use RDIV.
2850 2012-09-28 Jan Hubicka <jh@suse.cz>
2852 * tree-call-cdce.c (shrink_wrap_one_built_in_call): Update profile.
2854 2012-09-28 Jan Hubicka <jh@suse.cz>
2856 * function.c (dup_block_and_redirect): Update profile.
2858 2012-09-29 Andreas Tobler <andreast@fgznet.ch>
2860 * config.gcc: Replace 'host' with 'target' when configuring for
2861 powerpc64*-*-freebsd.
2863 2012-09-29 Marc Glisse <marc.glisse@inria.fr>
2865 * tree.c (truth_type_for): New function.
2866 * tree.h (truth_type_for): Declare.
2867 * gimple-fold.c (and_comparisons_1): Call it.
2868 (or_comparisons_1): Likewise.
2869 * tree-ssa-forwprop.c (forward_propagate_into_cond): Don't use
2870 boolean_type_node for vectors.
2872 2012-09-28 Jan Hubicka <jh@suse.cz>
2874 * basic-block.h (RDIV): Define.
2875 (EDGE_FREQUENCY): Simplify.
2876 (check_probability, combine_probabilities, apply_probability,
2877 inverse_probability): New.
2878 * cfgloop.c (scale_loop_profile): New function.
2879 * cfgloop.h (scale_loop_profile): Declare.
2880 (slpeel_add_loop_guard): Add probability parameter.
2881 (set_prologue_iterations): Add probability parameter.
2882 (slpeel_tree_peel_loop_to_edge): Add bound1 and bound2 parameters;
2883 update probabilities correctly.
2884 (vect_do_peeling_for_alignment, vect_gen_niters_for_prolog_loop): New.
2886 2012-09-20 Bernd Schmidt <bernds@codesourcery.com>
2889 * sched-deps.c (parse_add_or_inc): Remove MINUS handling. Take
2890 STACK_GROWS_DOWNWARD into account.
2892 2012-09-28 Jakub Jelinek <jakub@redhat.com>
2895 * config/i386/predicates.md (nonimmediate_or_const_vector_operand):
2897 * config/i386/i386.c (ix86_expand_vector_logical_operator): New
2899 * config/i386/i386-protos.h (ix86_expand_vector_logical_operator): New
2901 * config/i386/sse.md (<code><mode>3 VI logic): Use it.
2903 PR tree-optimization/54713
2904 * fold-const.c (vec_cst_ctor_to_array): Give up if vector CONSTRUCTOR
2905 has vector elements.
2906 (fold_ternary_loc) <case BIT_FIELD_REF>: Likewise.
2907 * tree-vect-generic.c (vector_element): Don't rely on CONSTRUCTOR elts
2908 indexes. Use BIT_FIELD_REF if CONSTRUCTOR has vector elements.
2909 (lower_vec_perm): Use NULL_TREE CONSTRUCTOR indexes.
2911 2012-09-28 Georg-Johann Lay <avr@gjlay.de>
2913 * config/avr/avr.md (adjust_len): Add lpm.
2914 (reload_in<mode>): Use avr_out_lpm for output. Use "lpm" for
2916 * config/avr/avr-protos.h (avr_out_lpm): New prototype.
2917 * config/avr/avr.c (avr_out_lpm): Make global.
2918 (adjust_insn_length): Handle ADJUST_LEN_LPM.
2920 2012-09-28 Richard Guenther <rguenther@suse.de>
2923 * lto-streamer-out.c (tree_is_indexable): Make PARM_DECLs global.
2924 (lto_output_tree_ref): Handle references to them.
2925 (output_function): Do not output function arguments again.
2926 * lto-streamer-in.c (input_function): Do not input arguments
2927 again, nor overwrite them.
2929 2012-09-28 Richard Guenther <rguenther@suse.de>
2931 * cgraph.h (symtab_node_base): Re-order and pack fields.
2933 2012-09-28 Georg-Johann Lay <avr@gjlay.de>
2935 * config/avr/avr.c (avr_pgm_check_var_decl): Fix non-error diagnostic.
2937 2012-09-28 Georg-Johann Lay <avr@gjlay.de>
2939 PR rtl-optimization/52543
2940 * config/avr/avr.c (avr_mode_dependent_address_p): Return true for
2941 all non-generic address spaces.
2942 (TARGET_SECONDARY_RELOAD): New hook define to...
2943 (avr_secondary_reload): ...this new static function.
2944 * config/avr/avr.md (reload_in<mode>): New insns.
2946 Undo r185605 (mostly):
2947 * config/avr/avr-protos.h (avr_load_lpm): Remove.
2948 * config/avr/avr.c (avr_load_libgcc_p): Don't restrict to __flash
2950 (avr_out_lpm): Also handle loads > 1 byte.
2951 (avr_load_lpm): Remove.
2952 (avr_find_unused_d_reg): New static function.
2953 (avr_out_lpm_no_lpmx): New static function.
2954 (adjust_insn_length): Remove ADJUST_LEN_LOAD_LPM.
2955 * config/avr/avr.md (unspec): Remove UNSPEC_LPM.
2956 (load_<mode>_libgcc): Use MEM instead of UNSPEC_LPM.
2957 (load_<mode>, load_<mode>_clobber): Remove.
2958 (mov<mode>): For multi-byte move from non-generic
2959 16-bit address spaces: Expand to *mov<mode> again.
2960 (load<mode>_libgcc): New expander.
2961 (split-lpmx): Remove split.
2963 2012-09-27 Dehao Chen <dehao@google.com>
2965 * tree.h (tree_constructor): Remove IS_UNKNOWN_LOCATION.
2966 (extern void protected_set_expr_location): Likewise.
2967 (function_args_iter_next): Likewise.
2968 (inlined_function_outer_scope_p): Likewise.
2969 * input.h (IS_UNKNOWN_LOCATION): Likewise.
2970 * fold-const.c (expr_location_or): Likewise.
2971 * lto-cgraph.c (output_node_opt_summary): Likewise.
2972 * dwarf2out.c (add_src_coords_attributes): Likewise.
2973 * tree-eh.c (lower_try_finally_dup_block): Likewise.
2974 * profile.c (branch_prob):
2975 * cfgexpand.c (expand_gimple_cond): Likewise.
2976 (expand_gimple_basic_block): Likewise.
2977 (construct_exit_block): Likewise.
2978 (gimple_expand_cfg): Likewise.
2979 * cfgcleanup.c (try_forward_edges): Likewise.
2980 * tree-ssa-live.c (remove_unused_scope_block_p): Likewise.
2981 (dump_scope_block): Likewise.
2982 * ipa-prop.c (ipa_write_jump_function): Likewise.
2983 * rtl.h (extern void rtl_check_failed_flag): Likewise.
2984 * gimple.h (gimple_set_location): Likewise.
2985 (gimple_has_location): Likewise.
2986 * cfgrtl.c (unique_locus_on_edge_between_p): Likewise.
2987 (force_nonfallthru_and_redirect): Likewise.
2988 (fixup_reorder_chain): Likewise.
2989 (cfg_layout_merge_blocks): Likewise.
2991 2012-09-27 Meador Inge <meadori@codesourcery.com>
2993 * gcc-ar.c (main): Handle the returning of the sub-process error
2996 2012-09-27 Ulrich Weigand <ulrich.weigand@linaro.org>
2998 * lower-subreg.c (enum classify_move_insn): Rename
2999 SIMPLE_PSEUDO_REG_MOVE to DECOMPOSABLE_SIMPLE_MOVE.
3000 (find_decomposable_subregs): Update.
3001 (decompose_multiword_subregs): Add DECOMPOSE_COPIES parameter.
3002 Only mark pseudo-to-pseudo copies as DECOMPOSABLE_SIMPLE_MOVE
3003 if that parameter is true.
3004 (rest_of_handle_lower_subreg): Call decompose_multiword_subregs
3005 with DECOMPOSE_COPIES false.
3006 (rest_of_handle_lower_subreg2): Call decompose_multiword_subregs
3007 with DECOMPOSE_COPIES true.
3009 2012-09-27 Marek Polacek <polacek@redhat.com>
3011 * doc/gcov.texi (Gcov Data Files): Fix a typo.
3013 2012-09-27 Jakub Jelinek <jakub@redhat.com>
3016 * simplify-rtx.c (simplify_binary_operation_1): Perform
3017 (x - (x & y)) -> (x & ~y) optimization only for integral modes.
3019 2012-09-27 Marc Glisse <marc.glisse@inria.fr>
3023 * doc/extend.texi (Vector Extensions): C++ improvements.
3024 Power of 2 size requirement.
3026 2012-09-27 Richard Guenther <rguenther@suse.de>
3029 * lto-symtab.c (resolution_guessed_p): Remove.
3030 (set_resolution_guessed): Likewise.
3031 (lto_symtab_register_decl): Remove assert.
3032 (lto_symtab_resolve_symbols): Do not alter symbol resolutions
3033 and return the prevailing symbol, checking for multiple prevailing
3035 (lto_symtab_merge_decls_1): Use the result from
3036 lto_symtab_resolve_symbols. Do not alter symbol resolutions.
3038 2012-09-26 Steve Ellcey <sellcey@mips.com>
3041 * doc/install.texi: Fix example.
3043 2012-09-26 Dehao Chen <dehao@google.com>
3045 * tree-ssa-live.c (clear_unused_block_pointer): Use explicitit (void)
3046 for function parameter.
3047 (remove_unused_locals): Don't use LOCATION_BLOCK if it is NULL.
3049 2012-09-26 Oleg Endo <olegendo@gcc.gnu.org>
3051 * doc/extend.texi (bswap Builtins): Change signed types to unsigned
3054 2012-09-26 Ian Lance Taylor <iant@google.com>
3056 * diagnostic.c (bt_callback): Cast pc when calling fprintf.
3058 2012-09-26 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3060 PR tree-optimization/54674
3061 * gimple-ssa-strength-reduction.c (analyze_increments): Don't
3062 introduce a multiplication with a pointer operand.
3064 2012-09-26 Georg-Johann Lay <avr@gjlay.de>
3067 * doc/tm.texi.in (TARGET_MODE_DEPENDENT_ADDRESS_P): Document new
3068 parameter addrspace.
3069 * doc/tm.texi: Regenerate.
3070 * target.def (mode_dependent_address_p): Add addr_space_t parameter.
3071 * targhooks.h (default_mode_dependent_address_p): Ditto.
3072 * targhooks.c (default_mode_dependent_address_p): Ditto.
3073 * expr.c (convert_move): Pass address space to
3074 mode_dependent_address_p.
3075 * combine.c (combine_simplify_rtx): Ditto.
3076 (make_extraction): Ditto.
3077 (simplify_shift_const_1): Ditto.
3078 (gen_lowpart_for_combine): Ditto.
3079 * lower-subreg.c (simple_move_operand): Ditto.
3080 * recog.c (simplify_while_replacing): Ditto.
3081 (offsettable_address_addr_space_p): Ditto.
3082 (mode_dependent_address_p): Ditto.
3083 * simplify-rtx.c (simplify_unary_operation_1): Ditto.
3084 (simplify_subreg): Ditto.
3085 * config/m68k/m68k.md: Ditto.
3086 * config/vax/vax.md: Ditto.
3087 * config/vax/constraints.md (Q): Ditto.
3088 * config/vax/predicates.md (indexed_memory_operand): Ditto.
3089 * config/alpha/alpha.c (alpha_mode_dependent_address_p): Add
3090 unused addr_space_t parameter.
3091 * config/avr/avr.c (avr_mode_dependent_address_p): Ditto.
3092 * config/h8300/h8300.c (h8300_mode_dependent_address_p): Ditto.
3093 * config/m32r/m32r.c (m32r_mode_dependent_address_p): Ditto.
3094 * config/rs6000/rs6000.c (rs6000_mode_dependent_address_p): Ditto.
3095 * config/rx/rx.c (rx_mode_dependent_address_p): Ditto.
3096 * config/sparc/sparc.c (sparc_mode_dependent_address_p): Ditto.
3097 * config/stormy16/stormy16.c (xstormy16_mode_dependent_address_p):
3099 * config/vax/vax.c (vax_mode_dependent_address_p): Ditto.
3100 * config/xtensa/xtensa.c (xtensa_mode_dependent_address_p): Ditto.
3102 2012-09-26 Christophe Lyon <christophe.lyon@linaro.org>
3104 * tree-ssa-math-opts.c (bswap_stats): Add found_16bit field.
3105 (execute_optimize_bswap): Add support for builtin_bswap16.
3107 2012-09-26 Richard Guenther <rguenther@suse.de>
3109 * tree.h (DECL_IS_BUILTIN): Compare LOCATION_LOCUS.
3111 2012-09-26 Ian Lance Taylor <iant@google.com>
3113 * diagnostic.c: Include "demangle.h" and "backtrace.h".
3114 (bt_stop): New static array.
3115 (bt_callback, bt_err_callback): New static functions.
3116 (diagnostic_action_after_output): Call backtrace_full for DK_ICE.
3117 * Makefile.in (BACKTRACE): New variable.
3118 (BACKTRACEINC, LIBBACKTRACE): New variables.
3119 (BACKTRACE_H): New variable.
3120 (LIBDEPS, LIBS): Add $(LIBBACKTRACE).
3121 (INCLUDES): Add $(BACKTRACEINC).
3122 (diagnostic.o): Depend upon $(DEMANGLE_H) and $(BACKTRACE_H).
3124 2012-09-25 Segher Boessenkool <segher@kernel.crashing.org>
3128 * config/rs6000/rs6000.md (ne0si): Remove unnecessary
3129 earlyclobber. Merge with...
3132 (plus_ne0si): Merge with...
3133 (plus_ne0di): ... to...
3134 (plus_ne0_<mode>): New.
3135 (compare_plus_ne0si): Merge with...
3136 (compare_plus_ne0di)... to...
3137 (compare_plus_ne0_<mode>): New.
3138 (compare_plus_ne0_<mode>_1): New.
3139 (plus_ne0si_compare): Merge with...
3140 (plus_ne0di_compare)... to...
3141 (plus_ne0_<mode>_compare): New.
3143 2012-09-25 Oleg Endo <olegendo@gcc.gnu.org>
3146 * config/sh/constraints.md (Jhb): New constraint.
3147 * config/sh/predicates.md (negt_reg_shl31_operand): New predicate.
3148 * config/sh/sh.md (rotrsi3): New expander.
3149 (rotrsi3_1, *rotrsi3_1, *rotlsi3_1): New insns.
3150 (rotlsi3, rotlhi3): Use const_int_operand predicate instead of
3151 immediate_operand and remove CONST_INT_P checks in expansion code.
3152 (*rotcr): Cleanup variable usage. Handle preceding nott insn. Add
3153 split with swapped operands.
3154 (*rotcr_neg_t, *movt_msb, *negt_msb): New insns and splits.
3156 2012-09-25 Aldy Hernandez <aldyh@redhat.com>
3159 * trans-mem.c (expand_call_tm): Handle late built built-ins.
3161 2012-09-25 Georg-Johann Lay <avr@gjlay.de>
3164 * config/avr/avr-log.c (avr_double_int_pop_digit): Rewrite using
3165 double_int::udivmod.
3167 2012-09-25 Georg-Johann Lay <avr@gjlay.de>
3169 * config/avr/avr.c (avr_set_current_function): Check cfun->machine
3172 2012-09-25 Georg-Johann Lay <avr@gjlay.de>
3175 * config/avr/t-avr: Use ALL_COMPILERFLAGS instead of ALL_CFLAGS
3176 for sources compiled with COMPILER.
3178 2012-09-25 Richard Guenther <rguenther@suse.de>
3181 * lto-symtab.c (lto_symtab_merge_cgraph_nodes_1): Do not merge
3182 cgraph nodes for builtins.
3184 2012-09-25 Jakub Jelinek <jakub@redhat.com>
3186 PR tree-optimization/54676
3187 * tree-vrp.c (set_and_canonicalize_value_range): Handle
3188 one bit precision properly.
3191 * configure.ac (CFLAGS, CXXFLAGS): Remove -Ofast or -Og properly.
3192 * configure: Regenerated.
3194 2012-09-25 Georg-Johann Lay <avr@gjlay.de>
3197 * config/avr/avr.c (avr_map_decompose): Use double_int::from_uhwi
3198 instead of uhwi_to_double_int.
3200 2012-09-25 Richard Guenther <rguenther@suse.de>
3202 * lto-symtab.c (lto_symtab_merge_decls_1): Properly merge
3205 2012-09-25 Richard Guenther <rguenther@suse.de>
3207 PR tree-optimization/53663
3208 * tree-ssa-sccvn.c (vn_reference_lookup_3): Conditional
3209 native encode/interpret translation on VN_WALKREWRITE.
3211 2012-09-24 Dehao Chen <dehao@google.com>
3213 * tree-cfg.c (move_stmt_op): Reset the expr block only when necessary.
3214 (move_block_to_fn): Reset the edge's goto block even
3215 when the goto locus is unknown.
3217 2012-09-24 Lawrence Crowl <crowl@google.com>
3219 * double-int.h (double_int::from_pair): New.
3220 (double_int::wide_mul_with_sign): New.
3221 (double_int::sub_with_overflow): New.
3222 (double_int::neg_with_overflow): New.
3223 (double_int::divmod_with_overflow): New.
3224 (shwi_to_double_int): Remove.
3225 (uhwi_to_double_int): Remove.
3226 (double_int_to_shwi): Remove.
3227 (double_int_to_uhwi): Remove.
3228 (double_int_fits_in_uhwi_p): Remove.
3229 (double_int_fits_in_shwi_p): Remove.
3230 (double_int_fits_in_hwi_p): Remove.
3231 (double_int_mul): Remove.
3232 (double_int_mul_with_sign): Remove.
3233 (double_int_add): Remove.
3234 (double_int_sub): Remove.
3235 (double_int_neg): Remove.
3236 (double_int_div): Remove.
3237 (double_int_sdiv): Remove.
3238 (double_int_udiv): Remove.
3239 (double_int_mod): Remove.
3240 (double_int_smod): Remove.
3241 (double_int_umod): Remove.
3242 (double_int_divmod): Remove.
3243 (double_int_sdivmod): Remove.
3244 (double_int_udivmod): Remove.
3245 (double_int_multiple_of): Remove.
3246 (double_int_setbit): Remove.
3247 (double_int_ctz): Remove.
3248 (double_int_not): Remove.
3249 (double_int_ior): Remove.
3250 (double_int_and): Remove.
3251 (double_int_and_not): Remove.
3252 (double_int_xor): Remove.
3253 (double_int_lshift): Remove.
3254 (double_int_rshift): Remove.
3255 (double_int_lrotate): Remove.
3256 (double_int_rrotate): Remove.
3257 (double_int_negative_p): Remove.
3258 (double_int_cmp): Remove.
3259 (double_int_scmp): Remove.
3260 (double_int_ucmp): Remove.
3261 (double_int_max): Remove.
3262 (double_int_smax): Remove.
3263 (double_int_umax): Remove.
3264 (double_int_min): Remove.
3265 (double_int_smin): Remove.
3266 (double_int_umin): Remove.
3267 (double_int_ext): Remove.
3268 (double_int_sext): Remove.
3269 (double_int_zext): Remove.
3270 (double_int_mask): Remove.
3271 (double_int_max_value): Remove.
3272 (double_int_min_value): Remove.
3273 (double_int_zero_p): Remove.
3274 (double_int_one_p): Remove.
3275 (double_int_minus_one_p): Remove.
3276 (double_int_equal_p): Remove.
3277 (double_int_popcount): Remove.
3278 (extern add_double_with_sign): Remove.
3279 (#define add_double): Remove.
3280 (extern neg_double): Remove.
3281 (extern mul_double_with_sign): Remove.
3282 (extern mul_double_wide_with_sign): Remove.
3283 (#define mul_double): Remove.
3284 (extern lshift_double): Remove.
3285 (extern div_and_round_double): Remove.
3286 * double-int.c (add_double_with_sign): Make static.
3287 (#defined add_double): Localized from header.
3288 (neg_double): Make static.
3289 (mul_double_with_sign): Make static.
3290 (mul_double_wide_with_sign): Make static.
3291 (#defined mul_double): Localized from header.
3292 (lshift_double): Make static.
3293 (div_and_round_double): Make static.
3294 (double_int::wide_mul_with_sign): New.
3295 (double_int::sub_with_overflow): New.
3296 (double_int::neg_with_overflow): New.
3297 (double_int::divmod_with_overflow): New.
3298 * emit-rtl.c (init_emit_once): Change to new double_int API.
3299 * explow.c (plus_constant): Likewise.
3300 * expmed.c (choose_multiplier): Likewise.
3301 * fold-const.c (#define OVERFLOW_SUM_SIGN): Remove.
3302 (int_const_binop_1): Change to new double_int API.
3303 (fold_div_compare): Likewise.
3304 (maybe_canonicalize_comparison): Likewise.
3305 (pointer_may_wrap_p): Likewise.
3306 (fold_negate_const): Likewise.
3307 (fold_abs_const): Likewise.
3308 * simplify-rtx.c (simplify_const_unary_operation): Likewise.
3309 (simplify_const_binary_operation): Likewise.
3310 * tree-chrec.c (tree_fold_binomial): Likewise.
3311 * tree-vrp.c (extract_range_from_binary_expr_1): Likewise.
3312 * config/sparc/sparc.c (sparc_fold_builtin): Likewise.
3313 * config/avr/avr.c (avr_double_int_push_digit): Likewise.
3314 (avr_map): Likewise.
3315 (avr_map_decompose): Likewise.
3316 (avr_out_insert_bits): Likewise.
3318 2012-09-24 Janis Johnson <janisjo@codesourcery.com>
3320 * doc/sourcebuild.texi (Selectors): Document the use of target
3321 and xfail used together.
3323 2012-09-24 Richard Guenther <rguenther@suse.de>
3326 * tree-ssa-live.c (clear_unused_block_pointer_1): Do not
3327 handle DECL_DEBUG_EXPR_IS_FROM here...
3328 (clear_unused_block_pointer): ... but here when walking all
3331 2012-09-24 Richard Guenther <rguenther@suse.de>
3333 PR tree-optimization/54684
3334 * tree-ssa-ccp.c (optimize_unreachable): Properly update stmts.
3336 2012-09-24 Marc Glisse <marc.glisse@inria.fr>
3338 * tree-ssa-forwprop.c: Include tree-ssa-propagate.h.
3339 (simplify_bitfield_ref): Handle constructors.
3340 * Makefile.in (tree-ssa-forwprop.o): Depend on tree-ssa-propagate.h.
3342 2012-09-24 Richard Guenther <rguenther@suse.de>
3344 * tree-ssa-pre.c (bitmap_find_leader, create_expression_by_pieces,
3345 find_or_generate_expression): Remove dominating stmt argument.
3346 (find_leader_in_sets, phi_translate_1, bitmap_find_leader,
3347 create_component_ref_by_pieces_1, create_component_ref_by_pieces,
3348 do_regular_insertion, do_partial_partial_insertion): Adjust.
3349 (compute_avail): Do not set uids.
3351 2012-09-24 Eric Botcazou <ebotcazou@adacore.com>
3353 * tree-streamer-in.c (unpack_ts_type_common_value_fields): Stream in
3354 TYPE_NONALIASED_COMPONENT flag.
3355 * tree-streamer-out.c (pack_ts_type_common_value_fields): Stream out
3356 TYPE_NONALIASED_COMPONENT flag.
3358 2012-09-24 Jia Liu <proljc@gmail.com>
3360 * doc/lto.texi: Separate sections.
3361 * doc/plugins.texi: Likewise.
3363 2012-09-24 Richard Guenther <rguenther@suse.de>
3366 * gimple.c (gimple_copy): Properly mark the copy modified
3367 if SSA operands are present.
3369 2012-09-23 Eric Botcazou <ebotcazou@adacore.com>
3371 PR tree-optimization/54669
3372 * tree-ssa-loop-ivcanon.c (propagate_into_all_uses): Invoke
3373 maybe_clean_or_replace_eh_stmt on the modified use statements.
3375 2012-09-23 Marc Glisse <marc.glisse@inria.fr>
3377 * expr.c (do_store_flag): Remove duplicated code.
3379 2012-09-22 Segher Boessenkool <segher@kernel.crashing.org>
3381 * config/rs6000/predicates.md (altivec_register_operand,
3382 vsx_register_operand, vfloat_operand, vint_operand,
3383 vlogical_operand, gpc_reg_operand, cc_reg_operand,
3384 cc_reg_not_cr0_operand, cc_reg_not_micro_cr0_operand):
3385 If op is a SUBREG, consider its SUBREG_REG instead.
3387 2012-09-22 Uros Bizjak <ubizjak@gmail.com>
3389 * optabs.c (prepare_cmp_insn): Expand comparison of the result
3390 of memcmp through generic comparison expansion code.
3392 2012-09-21 Anthony Green <green@moxielogic.com>
3394 * config/moxie/moxie.opt: Add -mno-crt0 option.
3395 * config/moxie/moxie.h (STARTFILE_SPEC): Handle -mno-crt0 option.
3396 * doc/invoke.texi (Option Summary): Document -mno-crt0 option.
3398 2012-09-21 Jack Howarth <howarth@bromo.med.uc.edu>
3401 * Makefile.in (lto-symtab.o): Remove gt-lto-symtab.h dependency.
3403 2012-09-21 Dehao Chen <dehao@google.com>
3406 * tree-eh.c (lower_try_finally_dup_block): Set the correct block for
3407 stmts in the duplicated EH block.
3409 2012-09-21 Richard Guenther <rguenther@suse.de>
3411 PR tree-optimization/54647
3412 * tree-ssa-pre.c (compute_avail): Do not put COND_EXPR
3413 or VEC_COND_EXPR into EXP_GEN again.
3415 2012-09-21 Jakub Jelinek <jakub@redhat.com>
3417 PR tree-optimization/54629
3418 * tree-loop-distribution.c (classify_partition): Free loop nest only
3419 after freeing ddr. Free ddr and loop nest also if successful.
3421 2012-09-21 Matthias Klose <doko@ubuntu.com>
3423 * config/arm/arm.c (arm_mangle_type): Don't warn anymore that
3424 4.4 has changed the `va_list' mangling.
3426 2012-09-21 Eric Botcazou <ebotcazou@adacore.com>
3428 PR rtl-optimization/54290
3429 PR rtl-optimization/54644
3430 * reload1.c (choose_reload_regs): Fix thinko in previous change.
3432 2012-09-20 Segher Boessenkool <segher@kernel.crashing.org>
3434 * config/rs6000/rs6000.md (define_split for plus_eqsi):
3437 2012-09-20 Eric Botcazou <ebotcazou@adacore.com>
3439 * reload1.c (choose_reload_regs): Add missing #ifdef/#endif pair.
3441 2012-09-20 Bernd Schmidt <bernds@codesourcery.com>
3444 * haifa-sched.c (schedule_block): Skip find_modifiable_mems if using
3445 SCHED_PRESSURE_MODEL.
3447 2012-09-20 Joern Rennecke <joern.rennecke@embecosm.com>
3449 * rtlanal.c (dead_or_set_regno_p): Fix COND_EXEC handling.
3451 2012-09-20 Marek Polacek <polacek@redhat.com>
3453 * tree-ssa-operands.c (get_expr_operands): Merge identical cases.
3455 2012-09-20 Marek Polacek <polacek@redhat.com>
3457 * tree-ssa-threadupdate.c (mark_threaded_blocks): Don't cast XNEWVEC's
3459 (create_edge_and_update_destination_phis): Likewise.
3461 2012-09-20 Martin Jambor <mjambor@suse.cz>
3463 * function.c (push_cfun): Check old current_function_decl matches
3464 old cfun, set new current_function_decl to the decl of the new cfun.
3465 (push_struct_function): Likewise.
3466 (pop_cfun): Likewise.
3467 (allocate_struct_function): Move call to
3468 invoke_set_current_function_hook to the end of the function.
3469 * cfgexpand.c (estimated_stack_frame_size): Do not set and restore
3470 current_function_decl.
3471 * cgraph.c (cgraph_release_function_body): Likewise.
3472 * cgraphunit.c (cgraph_process_new_functions): Likewise.
3473 (cgraph_add_new_function): Likewise.
3474 (cgraph_analyze_function): Likewise.
3475 (assemble_thunk): Set cfun to NULL at the end.
3476 (expand_function): Move call to set_cfun downwards.
3477 * gimple-low.c (record_vars_into): Only check current_function_decl
3478 before possibly doing push_cfun.
3479 * gimplify.c (gimplify_function_tree): Do not set and restore
3480 current_function_decl.
3481 * ipa-inline-analysis.c (compute_inline_parameters): Likewise.
3482 (inline_analyze_function): Likewise.
3483 * ipa-prop.c (ipa_analyze_node): Likewise.
3484 * ipa-pure-const.c (analyze_function): Likewise.
3485 * lto-streamer-in.c (lto_input_function_body): Do not set
3486 current_function_decl.
3487 * lto-streamer-out.c (output_function): Do not set and restore
3488 current_function_decl.
3489 * omp-low.c (finalize_task_copyfn): Likewise.
3490 (expand_omp_taskreg): Likewise.
3491 (create_task_copyfn): Likewise, move push_cfun up quite a bit.
3492 * passes.c (dump_passes): Do not set and restore current_function_decl.
3493 (do_per_function): Likewise.
3494 (do_per_function_toporder): Likewise.
3495 * trans-mem.c (ipa_tm_scan_irr_function): Likewise.
3496 (ipa_tm_transform_transaction): Likewise.
3497 (ipa_tm_transform_clone): Likewise.
3498 (ipa_tm_execute): Likewise.
3499 * tree-emutls.c (lower_emutls_function_body): Likewise.
3500 * tree-inline.c (initialize_cfun): Do not call pop_cfun.
3501 (tree_function_versioning): Do not call push_cfun, do not set and
3502 restore current_function_decl. Remove assert checking consistency of
3503 cfun and current_function_decl.
3504 * tree-profile.c (tree_profiling): Do not set and restore
3505 current_function_decl.
3506 * tree-sra.c (convert_callers_for_node): Do not set
3507 current_function_decl.
3508 (convert_callers): Do not restore current_function_decl.
3509 (modify_function): Do not set current_function_decl.
3510 * tree-ssa-structalias.c (ipa_pta_execute): Do not set and restore
3511 current_function_decl.
3513 2012-09-20 Diego Novillo <dnovillo@google.com>
3516 * config/vxworks.c (vxworks_emutls_var_init): Update for new
3517 VEC_quick_push interface.
3519 2012-09-20 Richard Guenther <rguenther@suse.de>
3521 PR tree-optimization/54634
3522 * tree-data-ref.c (get_references_in_stmt): For now give
3523 up for pure functions.
3525 2012-09-20 Chen Wei-Ren <chenwj@iis.sinica.edu.tw>
3527 * doc/lto.texi: Correct typo.
3529 2012-09-19 Dehao Chen <dehao@google.com>
3531 * config/s390/s390.c (s390_chunkify_start): Replacing INSN_LOCATOR.
3532 * config/spu/spu.c (emit_nop_for_insn): Likewise.
3534 (spu_emit_branch_hint): Likewise.
3535 (insert_hbrp_for_ilb_runout): Likewise.
3536 * config/mep/mep.c (mep_make_bundle): Likewise.
3537 (mep_bundle_insns): Likewise.
3538 * config/sh/sh.c (gen_block_redirect): Likewise.
3539 * config/c6x/c6x.c (gen_one_bundle): Likewise.
3540 * config/rs6000/rs6000.c (rs6000_final_prescan_insn): Likewise.
3541 * config/picochip/picochip.c (picochip_reorg): Likewise.
3542 * config/arm/arm.c (require_pic_register): Likewise.
3543 * config/mips/mips.c (mips16_gp_pseudo_reg): Likewise.
3544 * config/bfin/bfin.c (gen_one_bundle): Likewise.
3546 2012-09-19 Mark Kettenis <kettenis@openbsd.org>
3548 * config.gcc (hppa*-*-openbsd*): New target.
3549 * config/pa/pa-openbsd.h: New file.
3550 * config/pa/pa32-openbsd.h: New file.
3551 * config/host-openbsd.c: Update copyright year.
3552 (TRY_EXCEPT_VM_SPACE): Define for OpenBSD/hppa.
3554 2012-09-19 Martin Jambor <mjambor@suse.cz>
3556 * ipa-prop.c (prune_expression_for_jf): New function.
3557 (ipa_set_jf_constant): Use it.
3558 (ipa_set_jf_arith_pass_through): Likewise.
3559 (determine_known_aggregate_parts): Likewise.
3561 2012-09-19 Steve Ellcey <sellcey@mips.com>
3563 * config.gcc (mips*-mti-elf*): New target.
3564 * config/mips/mti-elf.h: New file.
3565 * config/mips/t-mti-elf: New file.
3567 2012-09-19 Dehao Chen <dehao@google.com>
3569 * toplev.c (general_init): Init block_locations.
3570 * tree.c (tree_set_block): New.
3571 (tree_block): Change to use LOCATION_BLOCK.
3572 * tree.h (TREE_SET_BLOCK): New.
3573 * final.c (reemit_insn_block_notes): Change to use LOCATION_BLOCK.
3574 (final_start_function): Likewise.
3575 * input.c (expand_location_1): Likewise.
3576 * input.h (LOCATION_LOCUS): New.
3577 (LOCATION_BLOCK): New.
3578 (IS_UNKNOWN_LOCATION): New.
3579 * fold-const.c (expr_location_or): Change to use new location.
3580 * reorg.c (emit_delay_sequence): Likewise.
3581 (try_merge_delay_insns): Likewise.
3582 * modulo-sched.c (dump_insn_location): Likewise.
3583 * lto-streamer-out.c (lto_output_location_bitpack): Likewise.
3584 * lto-cgraph.c (output_node_opt_summary): Likewise.
3585 * jump.c (rtx_renumbered_equal_p): Likewise.
3586 * ifcvt.c (noce_try_move): Likewise.
3587 (noce_try_store_flag): Likewise.
3588 (noce_try_store_flag_constants): Likewise.
3589 (noce_try_addcc): Likewise.
3590 (noce_try_store_flag_mask): Likewise.
3591 (noce_try_cmove): Likewise.
3592 (noce_try_cmove_arith): Likewise.
3593 (noce_try_minmax): Likewise.
3594 (noce_try_abs): Likewise.
3595 (noce_try_sign_mask): Likewise.
3596 (noce_try_bitop): Likewise.
3597 (noce_process_if_block): Likewise.
3598 (cond_move_process_if_block): Likewise.
3599 (find_cond_trap): Likewise.
3600 * ipa-prop.c (ipa_set_jf_constant): Likewise.
3601 (ipa_write_jump_function): Likewise.
3602 * dwarf2out.c (add_src_coords_attributes): Likewise.
3603 * expr.c (expand_expr_real): Likewise.
3604 * tree-parloops.c (create_loop_fn): Likewise.
3605 * recog.c (peep2_attempt): Likewise.
3606 * function.c (free_after_compilation): Likewise.
3607 (expand_function_end): Likewise.
3608 (set_insn_locations): Likewise.
3609 (thread_prologue_and_epilogue_insns): Likewise.
3610 * print-rtl.c (print_rtx): Likewise.
3611 * profile.c (branch_prob): Likewise.
3612 * trans-mem.c (ipa_tm_scan_irr_block): Likewise.
3613 * gimplify.c (gimplify_call_expr): Likewise.
3614 * except.c (duplicate_eh_regions_1): Likewise.
3615 * emit-rtl.c (try_split): Likewise.
3616 (make_insn_raw): Likewise.
3617 (make_debug_insn_raw): Likewise.
3618 (make_jump_insn_raw): Likewise.
3619 (make_call_insn_raw): Likewise.
3620 (emit_pattern_after_setloc): Likewise.
3621 (emit_pattern_after): Likewise.
3622 (emit_debug_insn_after): Likewise.
3623 (emit_pattern_before): Likewise.
3624 (emit_insn_before_setloc): Likewise.
3625 (emit_jump_insn_before): Likewise.
3626 (emit_call_insn_before_setloc): Likewise.
3627 (emit_call_insn_before): Likeise.
3628 (emit_debug_insn_before_setloc): Likewise.
3629 (emit_copy_of_insn_after): Likewise.
3630 (insn_locators_alloc): Remove.
3631 (insn_locators_finalize): Remove.
3632 (insn_locators_free): Remove.
3633 (set_curr_insn_source_location): Remove.
3634 (get_curr_insn_source_location): Remove.
3635 (set_curr_insn_block): Remove.
3636 (get_curr_insn_block): Remove.
3637 (locator_scope): Remove.
3638 (insn_scope): Change to use new location.
3639 (locator_location): Remove.
3640 (insn_line): Change to use new location.
3641 (locator_file): Remove.
3642 (insn_file): Change to use new location.
3643 (locator_eq): Remove.
3644 (insn_locations_init): New.
3645 (insn_locations_finalize): New.
3646 (set_curr_insn_location): New.
3647 (curr_insn_location): New.
3648 * cfgexpand.c (gimple_assign_rhs_to_tree): Change to use new location.
3649 (expand_gimple_cond): Likewise.
3650 (expand_call_stmt): Likewise.
3651 (expand_gimple_stmt_1): Likewise.
3652 (expand_gimple_basic_block): Likewise.
3653 (construct_exit_block): Likewise.
3654 (gimple_expand_cfg): Likewise.
3655 * cfgcleanup.c (try_forward_edges): Likewise.
3656 * tree-ssa-live.c (remove_unused_scope_block_p): Likewise.
3657 (dump_scope_block): Likewise.
3658 (remove_unused_locals): Likewise.
3659 * rtl.c (rtx_equal_p_cb): Likewise.
3660 (rtx_equal_p): Likewise.
3661 * rtl.h (XUINT): New.
3662 (INSN_LOCATOR): Remove.
3663 (CURR_INSN_LOCATION): Remove.
3664 (INSN_LOCATION): New.
3665 (INSN_HAS_LOCATION): New.
3666 * tree-inline.c (remap_gimple_op_r): Change to use new location.
3667 (copy_tree_body_r): Likewise.
3668 (copy_phis_for_bb): Likewise.
3669 (expand_call_inline): Likewise.
3670 * tree-streamer-in.c (lto_input_ts_exp_tree_pointers): Likewise.
3671 * tree-streamer-out.c (write_ts_decl_minimal_tree_pointers): Likewise.
3672 * gimple-streamer-out.c (output_gimple_stmt): Likewise.
3673 * combine.c (try_combine): Likewise.
3674 * tree-outof-ssa.c (set_location_for_edge): Likewise.
3675 (insert_partition_copy_on_edge): Likewise.
3676 (insert_value_copy_on_edge): Likewise.
3677 (insert_rtx_to_part_on_edge): Likewise.
3678 (insert_part_to_rtx_on_edge): Likewise.
3679 * basic-block.h (edge_def): Remove field.
3680 * gimple.h (gimple_statement_base): Remove field.
3681 (gimple_bb): Change to use new location.
3682 (gimple_set_block): Likewise.
3683 (gimple_has_location): Likewise.
3684 * tree-cfg.c (make_cond_expr_edges): Likewise.
3685 (make_goto_expr_edges): Likewise.
3686 (gimple_can_merge_blocks_p): Likewise.
3687 (move_stmt_op): Likewise.
3688 (move_block_to_fn): Likewise.
3689 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Likewise.
3690 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
3691 * config/i386/i386.c (x86_output_mi_thunk): Likewise.
3692 * config/tilegx/tilegx.c (tilegx_output_mi_thunk): Likewise.
3693 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
3694 * config/ia64/ia64.c (ia64_output_mi_thunk): Likewise.
3695 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
3696 * config/score/score.c (score_output_mi_thunk): Likewise.
3697 * config/tilepro/tilepro.c (tilepro_asm_output_mi_thunk): Likewise.
3698 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
3699 * cfgrtl.c (unique_locus_on_edge_between_p): Likewise.
3700 (unique_locus_on_edge_between_p): Likewise.
3701 (emit_nop_for_unique_locus_between): Likewise.
3702 (force_nonfallthru_and_redirect): Likewise.
3703 (fixup_reorder_chain): Likewise.
3704 (cfg_layout_merge_blocks): Likewise.
3705 * stmt.c (emit_case_nodes): Likewise.
3707 2012-09-19 Bernd Schmidt <bernds@codesourcery.com>
3709 * dbgcnt.def (sched_breakdep): New counter.
3710 * haifa-sched.c (update_insn_after_change): New static function,
3711 broken out of haifa_change_pattern.
3712 (haifa_change_pattern): Call it.
3713 (dep_t heap vecs): Declare.
3714 (INSN_COST): Define earlier.
3715 (next_cycle_replace_deps, next_cycle_apply): New static variables.
3716 (apply_replacement): New static function.
3717 (recompute_todo_spec): New argument FOR_BACKTRACK. All callers
3718 changed. Handle DEP_REPLACE deps.
3719 (contributes_to_priority_p): False for replaceable deps.
3720 (must_restore_pattern_p, restore_pattern): New static functions.
3721 (schedule_insn): Use them. Apply replacements for broken deps.
3722 (struct haifa_saved_data): Add new fields to keep track of
3724 (save_backtrack_point): Initialize them.
3725 (undo_replacements_for_backtrack): New static function.
3726 (restore_last_backtrack_point, free_topmost_backtrack_point):
3727 Use it and keep track of replacements.
3728 (perform_replacements_new_cycle, undo_all_replacements): New static
3730 (schedule_block): Call these two as necessary. Call
3731 find_modifiable_mems.
3732 (try_ready): Tweak the assert. Check for DEP_POSTPONED.
3733 * sched-deps.c: Include "emit-rtl.h".
3734 (init_dep_1): Initialize DEP_NONREG, DEP_MULTIPLE and DEP_REPLACE.
3735 (dep_spec_p): True for DEP_REPLACE deps.
3736 (mark_as_hard): New static variable.
3737 (update_dep): Update DEP_NONREG and DEP_MULTIPLE.
3738 (add_dependence_list): New argument hard. All callers changed. Set
3739 and clear mark_as_hard around function body.
3740 (add_dependence_list_and_free): Likewise.
3741 (haifa_note_mem_dep): Set DEP_NONREG.
3742 (haifa_note_dep): Likewise if mark_as_hard is true.
3743 (sched_analyze_insn): Switch loop with if statement testing for
3745 (struct mem_inc_info): New.
3746 (attempt_change, parse_add_or_inc, find_inc, find_mem): New static
3748 (find_modifiable_mems): New function.
3749 * sched-int.h (struct dep_replacement): New.
3750 (struct _dep): Add replace, nonreg and multiple fields. Make type and
3752 (UNKNOWN_DEP_COST): Change to match the bitfield.
3753 (DEP_NONREG, DEP_MULTIPLE, DEP_REPLACE): New macros.
3754 (DEP_POSTPONED): New macro.
3755 (DEP_CANCELLED): Renumber.
3756 (find_modifiable_mems): Declare.
3757 (enum SCHED_FLAGS): Add DONT_BREAK_DEPENDENCIES.
3758 * sched-rgn.c (init_ready_list): Set TODO_SPEC here.
3759 (new_ready): Don't set HARD_DEP, use DEP_POSTPONED.
3760 (debug_dependencies): Dump DEP_NONREG and DEP_MULTIPLE.
3761 * Makefile.in (sched-deps.o): Update dependencies.
3762 * config/c6x/c6x.c (in_hwloop): New static variable.
3763 (c6x_set_sched_flags): If it is true, add DONT_BREAK_DEPENDENCIES.
3764 (hwloop_optimize): Set and clear it around preliminary scheduling pass.
3766 2012-09-19 Tulio Magno Quites Machado Filho <tuliom@linux.vnet.ibm.com>
3768 * config/rs6000/rs6000-builtin.def: Add __builtin_ppc_get_timebase
3769 and __builtin_ppc_mftb.
3770 * config/rs6000/rs6000.c (rs6000_expand_zeroop_builtin): New function
3771 to expand an expression that calls a built-in without arguments.
3772 (rs6000_expand_builtin): Add __builtin_ppc_get_timebase and
3774 (rs6000_init_builtins): Likewise.
3775 * config/rs6000/rs6000.md (rs6000_get_timebase): New pattern.
3776 (rs6000_get_timebase_ppc32): New pattern.
3777 (rs6000_mftb_<mode>): New pattern.
3779 * doc/extend.texi (PowerPC Built-in Functions): New section.
3780 (PowerPC AltiVec/VSX Built-in Functions): Move some built-ins
3781 unrelated to Altivec/VSX to the new section.
3783 2012-09-19 David Edelsohn <dje.gcc@gmail.com>
3785 * rs6000.md (mac*): Remove extra spaces.
3788 2012-09-19 Oleg Endo <olegendo@gcc.gnu.org>
3791 * config/sh/predicates.md (arith_reg_or_t_reg_operand): New predicate.
3792 * config/sh/sh.md (*rotcr): Use arith_reg_or_t_reg_operand predicate.
3793 Handle the case where one of the operands is T_REG.
3794 Add new pattern to handle MSB extraction.
3796 2012-09-19 Oleg Endo <olegendo@gcc.gnu.org>
3799 * config/sh/sh.md (*addc): Add pattern to handle one bit left shifts.
3801 2012-09-19 Oleg Endo <olegendo@gcc.gnu.org>
3803 * config/sh/sh.md (prologue, epilogue): Use braced strings.
3805 2012-09-19 Eric Botcazou <ebotcazou@adacore.com>
3807 PR rtl-optimization/54290
3808 * reload1.c (choose_reload_regs): Also take into account secondary MEMs
3809 to remove address replacements for inherited reloads.
3810 (replaced_subreg): Move around.
3812 2012-09-19 David Edelsohn <dje.gcc@gmail.com>
3814 * config/rs6000/aix61.h (TARGET_DEFAULT): Add MASK_PPC_GPOPT,
3815 MASK_PPC_GFXOPT, and MASK_MFCRF.
3817 2012-09-19 Richard Guenther <rguenther@suse.de>
3819 * passes.c (init_optimization_passes): For -Og move
3820 pass_object_sizes inbetween CCP and copyprop.
3822 2012-09-19 Richard Guenther <rguenther@suse.de>
3824 * tree-ssa-forwprop.c (get_prop_source_stmt): Simplify.
3826 2012-09-19 Jan Hubicka <jh@suse.cz>
3828 * symtab.c (insert_to_assembler_name_hash): Do not insert
3830 (unlink_from_assembler_name_hash): NULL out pointers of unlinked var.
3831 (symtab_prevail_in_asm_name_hash): New.
3832 (symtab_initialize_asm_name_hash): Break out from ...
3833 (symtab_node_for_asm): ... here.
3834 (dump_symtab_base): Dump LTO file data.
3835 (verify_symtab_base): Register vars are not in symtab.
3836 * cgraph.h (symtab_initialize_asm_name_hash,
3837 symtab_prevail_in_asm_name_hash): New functions.
3838 (symtab_real_symbol_p): New inline.
3839 * lto-symtab.c: Do not include gt-lto-symtab.h.
3840 (lto_symtab_entry_def): Remove.
3841 (lto_symtab_entry_t): Remove.
3842 (lto_symtab_identifiers): Remove.
3843 (lto_symtab_free): Remove.
3844 (lto_symtab_entry_hash): Remove.
3845 (lto_symtab_entry_eq): Remove.
3846 (lto_symtab_entry_marked_p): Remove.
3847 (lto_symtab_maybe_init_hash_table): Remove.
3848 (resolution_guessed_p, set_resolution_guessed): New functions.
3849 (lto_symtab_register_decl): Only set resolution info.
3850 (lto_symtab_get, lto_symtab_get_resolution): Remove.
3851 (lto_symtab_merge): Reorg to work across symtab; do nothing if decls
3853 (lto_symtab_resolve_replaceable_p): Reorg to work on symtab.
3854 (lto_symtab_resolve_can_prevail_p): Likewise; only real symbols can
3856 (lto_symtab_resolve_symbols): Reorg to work on symtab.
3857 (lto_symtab_merge_decls_2): Likewise.
3858 (lto_symtab_merge_decls_1): Likewise; add debug dumps.
3859 (lto_symtab_merge_decls): Likewise; do not merge at ltrans stage.
3860 (lto_symtab_merge_cgraph_nodes_1): Reorg to work on symtab.
3861 (lto_symtab_merge_cgraph_nodes): Likewise; do not merge at ltrans
3863 (lto_symtab_prevailing_decl): Rewrite to lookup into symtab.
3864 * lto-streaer.h (lto_symtab_free): Remove.
3865 * lto-cgraph.c (add_references): Cleanup.
3866 * varpool.c (varpool_assemble_decl): Skip hard regs.
3868 2012-09-19 Richard Guenther <rguenther@suse.de>
3871 * common/common-target.h (OPT_LEVELS_1_PLUS_NOT_DEBUG): Add.
3873 2012-09-19 Richard Guenther <rguenther@suse.de>
3876 * common.opt (optimize_debug): New variable.
3877 (Og): New optimization level.
3878 * doc/invoke.texi (Og): Document.
3879 * opts.c (maybe_default_option): Add debug parameter.
3880 (maybe_default_options): Likewise.
3881 (default_options_optimization): Handle -Og.
3882 (common_handle_option): Likewise.
3883 * passes.c (gate_all_optimizations): Do not run with -Og.
3884 (gate_all_optimizations_g): New gate, run with -Og.
3885 (pass_all_optimizations_g): New container pass, run with -Og.
3886 (init_optimization_passes): Schedule pass_all_optimizations_g
3887 alongside pass_all_optimizations.
3889 2012-09-19 Richard Guenther <rguenther@suse.de>
3891 PR tree-optimization/54132
3892 * tree-loop-distribution.c (classify_partition): Properly
3893 check dependences for memmove.
3894 * tree-data-ref.h (compute_affine_dependence): Declare.
3895 * tree-data-ref.c (compute_affine_dependence): Export.
3897 2012-09-19 Zhenqiang Chen <zhenqiang.chen@arm.com>
3900 * bb-reorder.c (connect_better_edge_p): New added.
3901 (find_traces_1_round): When optimizing for size, ignore edge frequency
3902 and probability, and handle all in one round.
3903 (bb_to_key): Use bb->index as key when optimizing for size.
3904 (better_edge_p): The bb with smaller index is better when optimizing
3906 (connect_traces): When optimizing for size, connect block n with
3907 block n + 1; connect trace m with trace m + 1 if falling through.
3908 (gate_handle_reorder_blocks): Enable bbro when optimizing for -Os.
3910 2012-09-19 Bin Cheng <bin.cheng@arm.com>
3912 * fold-const.c (fold_truth_andor): Remove duplicated check on
3915 2012-09-18 Eric Botcazou <ebotcazou@adacore.com>
3918 * expr.c (store_field): Handle a PARALLEL in more cases.
3920 2012-09-18 Segher Boessenkool <segher@kernel.crashing.org>
3922 * config/rs6000/rs6000.md (sminsi3, smaxsi3, uminsi3, umaxsi3): Delete.
3923 (abssi2, abs<mode>2_isel, nabs<mode>2_isel, abssi2_nopower,
3924 nabs_nopower): Delete.
3925 (absdi2, absdi2_internal, nabsdi2): Delete.
3926 (smindi3, smaxdi3, umindi3, umaxdi3): Delete.
3928 2012-09-18 Georg-Johann Lay <avr@gjlay.de>
3930 * config/avr/avr.md: Tidy up empty "". Fix C code indentation.
3931 * config/avr/avr-fixed.md: Ditto.
3933 2012-09-18 Maciej W. Rozycki <macro@codesourcery.com>
3935 * config/rs6000/rs6000.c (print_operand) <'c'>: Remove.
3936 * config/rs6000/spe.md: Remove a leftover comment.
3938 2012-09-18 Jakub Jelinek <jakub@redhat.com>
3941 * config/i386/i386.c (ix86_rtx_costs): Limit > UNITS_PER_WORD
3942 AND/IOR/XOR cost calculation to MODE_INT class modes.
3944 2012-09-18 Thomas Quinot <quinot@adacore.com>
3946 * doc/invoke.texi: Document -fada-spec-parent.
3948 2012-09-18 Jakub Jelinek <jakub@redhat.com>
3950 PR tree-optimization/54610
3951 * tree-ssa-forwprop.c: Include optabs.h. Don't include
3953 (simplify_vector_constructor): Don't use vect_gen_perm_mask,
3954 instead create the mask constant here.
3955 * Makefile.in (tree-ssa-forwprop.o): Depend on $(OPTABS_H).
3956 Don't depend on $(TREE_VECTORIZER_H).
3958 2012-09-18 Florian Weimer <fweimer@redhat.com>
3960 * Makefile.in (BASIC_BLOCK_H): Add cfg-flags.def.
3962 2012-09-18 Richard Guenther <rguenther@suse.de>
3964 * statistics.h (CXX_MEM_STAT_INFO): New define.
3965 * gimple.h (gimple_build_assign_with_ops_stat,
3966 gimple_build_assign_with_ops, gimple_build_assign_with_ops3):
3967 Turn into an overload of the function gimple_build_assign_with_ops.
3968 * gimple.c (gimple_build_assign_with_ops_stat): Rename to ...
3969 (gimple_build_assign_with_ops): ... this.
3970 * tree-ssa-loop-im.c (move_computations_stmt): Adjust.
3971 * tree-ssa-math-opts.c (convert_mult_to_fma): Likewise.
3972 * tree-vect-data-refs.c (vect_permute_store_chain): Likewise.
3973 (vect_permute_load_chain): Likewise.
3974 * tree-vect-generic.c (expand_vector_divmod): Likewise.
3975 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Likewise.
3976 (vect_recog_divmod_pattern): Likewise.
3977 (vect_recog_mixed_size_cond_pattern): Likewise.
3978 (adjust_bool_pattern): Likewise.
3979 * tree-vect-slp.c (vect_create_mask_and_perm): Likewise.
3980 * tree-vect-stmts.c (vectorizable_operation): Likewise.
3981 (permute_vec_elements): Likewise.
3982 (vectorizable_load): Likewise.
3984 2012-09-17 Paul Koning <ni1d@arrl.net>
3986 * doc/invoke.text (-feliminate-unused-debug-types): Update to
3987 reflect that this is enabled by default.
3989 2012-09-17 Ben Cheng <bccheng@google.com
3991 * config/arm/linux-elf.h (LINUX_TARGET_LINK_SPEC): Suppress the
3992 dynamic linker commands for statically linked programs.
3994 2012-09-17 Ulrich Weigand <ulrich.weigand@linaro.org>
3996 * config/arm/arm.c (arm_rtx_costs_1): Handle vec_extract and vec_set
3998 * config/arm/arm.md ("vec_set<mode>_internal"): Support memory source
3999 operands, implemented via vld1 instruction.
4000 ("vec_extract<mode>"): Support memory destination operands, implemented
4001 via vst1 instruction.
4002 ("neon_vst1_lane<mode>"): Use UNSPEC_VST1_LANE instead of vec_select.
4003 * config/arm/predicates.md ("neon_lane_number"): Remove.
4005 2012-09-17 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
4006 Ulrich Weigand <ulrich.weigand@linaro.org>
4008 * config/arm/arm.c (output_move_neon): Update comment.
4009 Use vld1.64/vst1.64 instead of vldm/vstm where possible.
4010 (neon_vector_mem_operand): Support double-word modes.
4011 * config/arm/neon.md (*neon_mov VD): Call output_move_neon
4012 instead of output_move_vfp. Change constraint from Uv to Un.
4014 2012-09-17 Richard Guenther <rguenther@suse.de>
4017 * tree-streamer-in.c (unpack_ts_real_cst_value_fields): Use ggc'ed
4018 FIXED_VALUE_TYPE instead of struct fixed_value.
4020 2012-09-17 Georg-Johann Lay <avr@gjlay.de>
4022 * config/avr/avr.c (CONST_FIXED_P): Remove define.
4023 * config/avr/avr.md (add<mode>3): Use CONST_FIXED_P.
4025 2012-09-17 Georg-Johann Lay <avr@gjlay.de>
4028 * config.gcc (tm_file,avr): Add avr/avr-arch.h.
4029 * config/avr/t-avr (gen-avr-mmcu-texi): Use CC_FOR_BUILD to
4030 compile. Don't depend on TM_H. Use CFLAGS_FOR_BUILD.
4031 * config/avr/avr.h (avr_arch, base_arch_s, mcu_type_s): Source out
4033 * config/avr/avr-arch.h: ...this new file.
4034 * config/avr/gen-avr-mmcu-texi.c: Include avr-arch.h, stdio.h,
4036 * comparator: Make letters smaller than digits.
4037 * config/avr/avr-devices.c: Don't include headers if used in
4038 gen-avr-mmcu-texi.c.
4039 * doc/avr-mmcu.texi: Regenerate.
4041 2012-09-17 Georg-Johann Lay <avr@gjlay.de>
4043 * rtl.h (CONST_FIXED_P): New predicate macro.
4045 2012-09-17 Eric Botcazou <ebotcazou@adacore.com>
4047 * tree-cfgcleanup. (cleanup_control_expr_graph) <GIMPLE_COND>: Remove
4048 code doing propagation from degenerate PHI nodes.
4049 * tree-ssa-loop-ivcanon.c (propagate_into_all_uses): New function.
4050 (propagate_constants_for_unrolling): Likewise.
4051 (tree_unroll_loops_completely): If the current loop has been unrolled
4052 and its father isn't the entire function, propagate constants within
4053 the new basic blocks by means of propagate_constants_for_unrolling.
4055 2012-09-17 Jakub Jelinek <jakub@redhat.com>
4057 PR tree-optimization/54563
4058 * tree-ssa-math-opts.c (execute_cse_sincos): Call
4059 gimple_purge_dead_eh_edges if last call has been changed.
4061 2012-09-17 Georg-Johann Lay <avr@gjlay.de>
4064 * config/avr/avr.c (avr_out_plus_symbol): Fix typo if PLUS and PSImode.
4065 (avr_out_plus_1): Remove log comments from assembler output.
4067 2012-09-17 Ruben Buchatskiy <ruben@ispras.ru>
4069 * config/arm/vfp.md (*thumb2_movdf_vfp): Require one of the operands
4072 2012-09-16 Richard Sandiford <rdsandiford@googlemail.com>
4074 * calls.c (expand_call): Use emit_group_move for PARALLEL->PARALLEL
4077 2012-09-15 Tom de Vries <tom@codesourcery.com>
4079 * tree-vrp.c (extract_range_from_binary_expr_1): Fix bug in handling of
4080 LSHIFT_EXPR with shift range. Handle more LSHIFT_EXPR cases with shift
4083 2012-09-15 Georg-Johann Lay <avr@gjlay.de>
4086 * config/avr/avr-fixed.md (ALL2S, ALL4S, ALL24S, ALL124S,
4087 ALL124U): New mode iterators.
4088 (<code_stdname><mode>3): New insns for SS_PLUS, SS_MINUS.
4089 (<code_stdname><mode>3): New insns for US_PLUS, US_MINUS.
4090 (usneg<mode>2): New insns.
4091 (<code_stdname><mode>2): New expanders for SS_NEG, SS_ABS.
4092 (*<code_stdname><mode>2): New insns for SS_NEG, SS_ABS.
4093 * config/avr/avr-dimode.md (ALL8U, ALL8S): New mode iterators.
4094 (avr_out_plus64, avr_out_minus64): Use avr_out_plus instead.
4095 (<code_stdname><mode>3): New expanders for SS_PLUS, SS_MINUS.
4096 (<code_stdname><mode>3): New expanders for US_PLUS, US_MINUS.
4097 (<code_stdname><mode>3_insn): New insns.
4098 (<code_stdname><mode>3_const_insn): New insns.
4099 * config/avr/avr.md (cc): Add: plus. Remove: out_plus,
4100 out_plus_noclobber, minus.
4101 (length): Add: plus. Remove: out_plus, out_plus_noclobber,
4102 plus64, minus, minus64.
4103 (abelian): New code_attr.
4104 (code_stdname): Handle: ss_plus, ss_minus, ss_neg, ss_abs,
4105 us_plus, us_minus, us_neg.
4106 (*add<mode>3, add<mode>3_clobber, add<mode>3, addpsi3, sub<mode>3):
4107 Use avr_out_plus to output.
4108 * config/avr/avr-protos.h (avr_out_plus): Change prototype.
4109 (avr_out_plus_noclobber, avr_out_minus): Remove.
4110 (avr_out_plus64, avr_out_minus64): Remove.
4111 * config/avr/avr.c (avr_out_plus_1): Add new default arguments
4112 code_sat, sign. Saturate after operation if code_sat != UNKNOWN.
4113 (avr_out_plus_symbol): New static function.
4114 (avr_out_plus): Rewrite.
4115 (adjust_insn_length): Handle: ADJUST_LEN_PLUS. Remove handling
4116 of: ADJUST_LEN_OUT_PLUS, ADJUST_LEN_PLUS64, ADJUST_LEN_MINUS,
4117 ADJUST_LEN_MINUS64, ADJUST_LEN_OUT_PLUS_NOCLOBBER.
4118 (notice_update_cc): Handle: CC_PLUS. Remove handling of: CC_MINUS,
4119 CC_OUT_PLUS, CC_OUT_PLUS_NOCLOBBER
4120 (avr_out_plus_noclobber, avr_out_minus): Remove.
4121 (avr_out_plus64, avr_out_minus64): Remove.
4122 (avr_print_operand): Print raw REGNO if 'r' is used with REG.
4124 2012-09-15 Oleg Endo <olegendo@gcc.gnu.org>
4126 * config/sh/sh.c (sh_rtx_costs): Add handling of MEM, SIGN_EXTEND,
4127 ZERO_EXTEND and PARALLEL cases.
4128 (sh_address_cost): Correct rtx parsing and tweak cost estimations.
4130 2012-09-14 Sandra Loosemore <sandra@codesourcery.com>
4132 * doc/tm.texi.in (Stack Arguments): Update obsolete references
4133 to current_function_outgoing_args_size.
4134 (Function Entry): Likewise for current_function_pops_args,
4135 current_function_pretend_args_size,
4136 current_function_outgoing_args_size, and
4137 current_function_epilogue_delay_list.
4138 (Misc): Fix garbled sentence referencing nonexistent
4139 current_function_leaf_function.
4140 * doc/tm.texi: Regenerated.
4142 2012-09-14 Dehao Chen <dehao@google.com>
4144 * tree-eh.c (goto_queue_node): New field.
4145 (record_in_goto_queue): New parameter.
4146 (record_in_goto_queue_label): New parameter.
4147 (lower_try_finally_dup_block): New parameter.
4148 (maybe_record_in_goto_queue): Update source location.
4149 (lower_try_finally_copy): Likewise.
4150 (honor_protect_cleanup_actions): Likewise.
4151 * gimplify.c (gimplify_expr): Reset the location to unknown.
4153 2012-09-14 David Edelsohn <dje.gcc@gmail.com>
4155 * configure: Regenerated.
4157 2012-09-14 Walter Lee <walt@tilera.com>
4159 * doc/invoke.texi (Option Summary): fix typesetting for -mcpu
4160 option for TILEPro and TILE-Gx.
4161 (TILE-Gx Options): Fix grammar and spellings in documentation for
4164 2012-09-14 Marc Glisse <marc.glisse@inria.fr>
4167 * fold-const.c (fold_unary_loc): Disable for VECTOR_TYPE.
4168 (fold_binary_loc): Likewise.
4169 * gimple-fold.c (and_comparisons_1): Handle VECTOR_TYPE.
4170 (or_comparisons_1): Likewise.
4172 2012-09-14 Richard Earnshaw <rearnsha@arm.com>
4175 PR rtl-optimization/54540
4176 * reload.c (find_dummy_reload): Don't use OUT as a reload reg
4177 for IN if it overlaps a fixed register.
4179 2012-09-14 Eric Botcazou <ebotcazou@adacore.com>
4181 PR rtl-optimization/44194
4182 * calls.c (expand_call): In the PARALLEL case, copy the return value
4183 into pseudos instead of spilling it onto the stack.
4184 * emit-rtl.c (adjust_address_1): Rename ADJUST into ADJUST_ADDRESS and
4185 add new ADJUST_OBJECT parameter.
4186 If ADJUST_OBJECT is set, drop the underlying object if it cannot be
4187 proved that the adjusted memory access is still within its bounds.
4188 (adjust_automodify_address_1): Adjust call to adjust_address_1.
4189 (widen_memory_access): Likewise.
4190 * expmed.c (store_bit_field_1): Call adjust_bitfield_address instead
4191 of adjust_address. Do not drop the underlying object of a MEM.
4192 (store_fixed_bit_field): Likewise.
4193 (extract_bit_field_1): Likewise. Fix oversight in recursion.
4194 (extract_fixed_bit_field): Likewise.
4195 * expr.h (adjust_address_1): Adjust prototype.
4196 (adjust_address): Adjust call to adjust_address_1.
4197 (adjust_address_nv): Likewise.
4198 (adjust_bitfield_address): New macro.
4199 (adjust_bitfield_address_nv): Likewise.
4200 * expr.c (expand_assignment): Handle a PARALLEL in more cases.
4201 (store_expr): Likewise.
4202 (store_field): Likewise.
4204 * dse.c: Fix typos in the head comment.
4206 2012-09-14 Christian Bruel <christian.bruel@st.com>
4209 * config/sh/sh-protos.h (sh_need_epilogue): Delete.
4210 (sh_can_use_simple_return_p): Declare.
4211 * config/sh/sh.c (sh_can_use_simple_return_p): Define.
4212 (sh_need_epilogue, sh_need_epilogue_known): Delete.
4213 (sh_output_function_epilogue): Remove sh_need_epilogue_known.
4214 * config/sh/sh.md (simple_return, return): Define.
4215 (epilogue): Use inline return rtl.
4216 (sh_expand_epilogue): Cleanup parameters boolean type.
4217 * config/sh/iterators.md (any_return): New iterator.
4219 2012-09-14 Christian Bruel <christian.bruel@st.com>
4221 * config/sh/predicates.md (t_reg_operand): Check REG_P for SUBREG.
4222 * config/sh/sh.c (sequence_insn_p): Check INSNP_P for SEQUENCE.
4224 2012-09-14 Jakub Jelinek <jakub@redhat.com>
4227 * config/i386/sse.md (fmai_vmfmadd_<mode>): Use (match_dup 1)
4228 instead of (match_dup 0) as second argument to vec_merge.
4229 (*fmai_fmadd_<mode>, *fmai_fmsub_<mode>): Likewise.
4230 Remove third alternative.
4231 (*fmai_fnmadd_<mode>, *fmai_fnmsub_<mode>): Likewise. Negate
4232 operand 2 instead of operand 1, but put it as first argument of fma.
4233 * config/i386/fmaintrin.h (_mm_fnmadd_sd, _mm_fnmadd_ss,
4234 _mm_fnmsub_sd, _mm_fnmsub_ss): Negate the second argument instead
4237 2012-09-14 Richard Guenther <rguenther@suse.de>
4239 PR tree-optimization/54565
4240 * passes.c (init_optimization_passes): Adjust comments.
4241 (execute_function_todo): Do not execute execute_update_addresses_taken
4242 before processing TODO_rebuild_alias.
4243 * tree-ssa-ccp.c (do_ssa_ccp): Schedule TODO_update_address_taken.
4245 2012-09-14 Richard Guenther <rguenther@suse.de>
4247 * tree-vrp.c (register_new_assert_for): Simplify for backward walk.
4248 (find_assert_locations_1): Walk the basic-block backwards, properly
4249 add/prune from live. Use live for asserts derived from stmts.
4251 2012-09-14 Marc Glisse <marc.glisse@inria.fr>
4253 * tree-ssa-forwprop.c (simplify_bitfield_ref): Call
4254 get_prop_source_stmt.
4255 (simplify_permutation): Likewise.
4256 (simplify_vector_constructor): Likewise.
4258 2012-09-14 Richard Guenther <rguenther@suse.de>
4260 * builtin-types.def (BT_FN_CONST_STRING): Add.
4261 * builtins.def (BUILT_IN_FILE, BUILT_IN_FUNCTION,
4262 BUILT_IN_LINE): New builtins.
4263 * gimplify.c (gimplify_call_expr): Expand them.
4264 * doc/extend.texi (__builtin_LINE, __builtin_FUNCTION,
4265 __builtin_FILE): Document.
4267 2012-09-13 Anthony Green <green@moxielogic.com>
4269 * config/moxie/moxie.h (LINK_SPEC): Add bi-endian support.
4270 (MULTILIB_DEFAULTS): Define.
4272 (BYTES_BIG_ENDIAN, WORDS_BIG_ENDIAN): Add bi-endian support.
4273 (TARGET_CPU_CPP_BUILTINS): Add __MOXIE_LITTLE_ENDIAN__ and
4274 __MOXIE_BIG_ENDIAN__.
4275 * config/moxie/t-moxie (MULTILIB_DIRNAMES, MULTILIB_OPTIONS): Define.
4276 * config/moxie/moxie.opt: New file.
4277 * doc/invoke.texi (Moxie Options): Add section documenting -mel
4280 2012-09-13 Paolo Carlini <paolo.carlini@oracle.com>
4281 Manuel López-Ibáñez <manu@gcc.gnu.org>
4284 * doc/invoke.texi ([Winit-self]): Document as enabled by -Wall in C++.
4286 2012-09-13 Eric Botcazou <ebotcazou@adacore.com>
4288 * config/sparc/predicates.md (input_operand): Do not consider TImode
4289 constants as 1-instruction integer constants.
4290 Use register_or_zero_operand instead of register_operand and tidy up.
4291 * config/sparc/sparc.md (movti): New expander.
4292 (movti_insn_sp64): New instruction.
4293 (movti_insn_sp64_hq): Likewise.
4294 (TImode splitters): New splitters.
4295 * config/sparc/sparc.c (sparc_expand_move) <TImode>: New case.
4296 (sparc_legitimate_address_p): Return 0 for REG+REG in TImode.
4298 * config/sparc/sparc-protos.h (arith_double_4096_operand): Delete.
4299 (arith_4096_operand): Likewise.
4300 (zero_operand): Likewise.
4301 (fp_zero_operand): Likewise.
4302 (reg_or_0_operand): Likewise.
4304 2012-09-13 Jakub Jelinek <jakub@redhat.com>
4306 * configure.ac (CXXFLAGS): Remove -O2 when not bootstrapping.
4307 * configure: Regenerated.
4309 2012-08-13 Uros Bizjak <ubizjak@gmail.com>
4311 * config/i386/i386.md (prefetch): Do not assert mode of operand 0.
4312 (*prefetch_sse_<mode>): Do not set mode of address_operand predicate.
4314 (*prefetch_sse): ... this.
4315 (*prefetch_3dnow_<mode>): Do not set mode of address_operand predicate.
4317 (*prefetch_3dnow): ... this.
4319 2012-09-13 Steven Bosscher <steven@gcc.gnu.org>
4321 * ipa-pure-const.c (state_from_flags, local_pure_const): Use
4322 current_function_name instead of lang_hooks.decl_printable_name.
4324 * function.h (fndecl_name): New prototype.
4325 * function.c (fndecl_name): New function.
4326 * vecir.h (cgraph_node_p): New standard IR VEC type.
4327 * trans-mem.c (cgraph_node_p): No need anymore to define it here.
4328 * ipa-utils.h (ipa_get_nodes_in_cycle): New prototype.
4329 * ipa-utils.c (ipa_get_nodes_in_cycle): New function.
4330 * ipa-reference.c: Don't include langhooks.h, and certainly not twice.
4331 Fix many formatting issues (long lines, short lines, spacing, etc.).
4332 (get_static_name): Use fndecl_name.
4333 (dump_static_vars_set_to_file): New function split out from propagate.
4334 (union_static_var_sets): New function, union two sets and collapse
4335 to all_module_statics as quickly as possible.
4336 (intersect_static_var_sets): New function, similar to above.
4337 (copy_static_var_set): Renamed from copy_global_bitmap and rewritten
4338 to allocate a copy on the same bitmap_obstack as the source set.
4339 (propagate_bits): Simplify, and clarify by using union_static_var_sets.
4340 (generate_summary): Remove bm_temp. Print UID of promotable globals.
4341 (read_write_all_from_decl): Use pass-by-reference, bless C++.
4342 (get_read_write_all_from_node): New function, split out from propagate.
4343 (propagate): Simplify and clarify with helper functions. Use
4344 ipa_get_nodes_in_cycle to walk all nodes in a reduced node.
4345 (ipa_reference_read_optimization_summary): Use fndecl_name instead of
4346 lang_hooks.decl_printable_name.
4348 * rtl.h (print_rtl_single_with_indent): New prototype.
4349 * print-rtl.c (print_rtl_single_with_indent): New function.
4350 * cfghooks.h (empty_block_p, split_block_before_cond_jump): New hooks.
4351 * cfghooks.c (empty_block_p, split_block_before_cond_jump): Implement.
4352 * cfgrtl.c (rtl_block_empty_p, rtl_split_block_before_cond_jump):
4353 Implement RTL specific hooks.
4354 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hooks): Register the new hooks.
4355 * tree-cfg.c (gimple_empty_block_p,
4356 gimple_split_block_before_cond_jump): Implement GIMPLE specific hooks.
4357 (gimple_cfg_hooks): Register the new hooks.
4358 * tree-ssa-phiopt.c (empty_block_p): Remove in favor of new hook.
4360 2012-09-13 Richard Guenther <rguenther@suse.de>
4362 * tree-ssa-sccvn.h (enum vn_kind): New.
4363 (vn_get_stmt_kind): Likewise.
4364 * tree-ssa-sccvn.c (vn_get_stmt_kind): New function, adjust
4366 (visit_use): Use it.
4367 * tree-ssa-pre.c (compute_avail): Likewise, simplify further.
4369 2012-09-13 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
4371 * config/i386/i386.c (processor_alias_table): Enable PTA_PRFCHW
4372 for targets bdver1, bdver2, btver1 and btver2.
4374 2012-09-13 Christophe Lyon <christophe.lyon@linaro.org>
4375 Richard Earnshaw <rearnsha@arm.com>
4377 * config/arm/arm.md (arm_rev): Factorize thumb1, thumb2 and arm
4378 variants for rev instruction..
4379 (thumb1_rev): Delete pattern.
4380 (arm_revsh): New pattern to support builtin_bswap16.
4381 (arm_rev16, bswaphi2): Likewise.
4383 2012-09-12 Teresa Johnson <tejohnson@google.com>
4385 PR gcov-profile/54487
4386 * configure.ac (HOST_HAS_F_SETLKW): Set based on compile
4387 test using F_SETLKW with fcntl.
4388 * configure, config.in: Regenerate.
4390 2012-09-12 Jan Hubicka <jh@suse.cz>
4393 * ipa-inline-analysis.c (dump_inline_hints): Dump loop stride.
4394 (set_hint_predicate): New function.
4395 (reset_inline_summary): Reset loop stride.
4396 (remap_predicate_after_duplication): New function.
4397 (remap_hint_predicate_after_duplication): New function.
4398 (inline_node_duplication_hook): Update.
4399 (dump_inline_summary): Dump stride summaries.
4400 (estimate_function_body_sizes): Compute strides.
4401 (remap_hint_predicate): New function.
4402 (inline_merge_summary): Use it.
4403 (inline_read_section): Read stride.
4404 (inline_write_summary): Write stride.
4405 * ipa-inline.c (want_inline_small_function_p): Handle strides.
4406 (edge_badness): Likewise.
4407 * ipa-inline.h (inline_hints_vals): Add stride hint.
4408 (inline_summary): Update stride.
4410 2012-09-12 Uros Bizjak <ubizjak@gmail.com>
4412 * config/i386/i386.c (x86_prefetch_sse): Change to unsigned char.
4413 * config/i386/i386.h (x86_prefetch_sse): Ditto.
4415 2012-09-12 H.J. Lu <hongjiu.lu@intel.com>
4418 * config/i386/predicates.md (x86_64_immediate_operand): Allow
4419 negative offset for UNSPEC_DTPOFF/UNSPEC_NTPOFF.
4421 2012-09-12 Jan Hubicka <jh@suse.cz>
4423 * common.opt (flto-partition): Add "max".
4424 * invoke.texi (flto-partition): Document "max"
4426 2012-09-12 Ganesh Gopalasubramanian <Ganesh.Gopalasubramanian@amd.com>
4428 * config/i386/i386.md : Comments on fma4 instruction selection
4429 reflect requirement on register pressure based cost model.
4431 * config/i386/driver-i386.c (host_detect_local_cpu): fma4
4432 flag is set-reset as informed by the cpuid flag.
4434 * config/i386/i386.c (processor_alias_table): fma4
4435 flag is enabled for bdver2.
4437 2012-09-12 Richard Guenther <rguenther@suse.de>
4439 PR tree-optimization/54489
4440 * tree-ssa-pre.c: Include domwalk.h.
4442 (sccvn_valnum_from_value_id): New function.
4443 (debug_bitmap_sets_for): Simplify.
4444 (get_representative_for): Properly initialize the SCCVN valnum.
4445 (create_expression_by_pieces): Likewise.
4446 (insert_into_preds_of_block): Likewise.
4447 (can_PRE_operation): Remove.
4448 (make_values_for_phi): Simplify.
4449 (compute_avail): Likewise.
4450 (do_SCCVN_insertion): Remove.
4451 (eliminate_avail, eliminate_push_avail, eliminate_insert):
4453 (eliminate): Split and perform a domwalk.
4454 (eliminate_bb): Former eliminate part that is now dom-enter.
4455 (eliminate_leave_block): New function.
4456 (fini_eliminate): Likewise.
4457 (init_pre): Simplify.
4458 (fini_pre): Likewise.
4459 (execute_pre): Fold into do_pre and do_fre.
4460 (do_pre): Consume execute_pre.
4462 * Makefile.in (tree-ssa-pre.o): Add domwalk.h dependency.
4464 2012-09-12 Diego Novillo <dnovillo@google.com>
4466 * vec.h: Remove compatibility notes for previous distinction
4467 between vectors of objects and vectors of pointers.
4469 2012-09-12 Christian Bruel <christian.bruel@st.com>
4471 * config/sh/newlib.h (NO_IMPLICIT_EXTERN_C): Define.
4473 2012-09-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4475 * rtl.h (FFS, FLOAT, ABS, PC): Don't undef.
4476 * system.h (FFS, FLOAT, ABS, PC): Undef.
4478 2012-09-12 Richard Guenther <rguenther@suse.de>
4481 * common.opt (finline): Mark with Optimization.
4483 2012-09-12 Jakub Jelinek <jakub@redhat.com>
4485 * config.gcc: Obsolete picochip-*.
4487 2012-09-12 Nathan Froyd <froydnj@gcc.gnu.org>
4488 Hans-Peter Nilsson <hp@bitrange.com>
4490 * config/mmix/mmix.h (MMIX_REG_OK_STRICT): Delete.
4491 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P): Delete.
4492 (CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
4493 * config/mmix/mmix-protos.h (mmix_intval): Declare.
4494 (mmix_const_ok_for_letter_p, mmix_extra_constraint): Delete.
4495 (mmix_const_double_ok_for_letter_p): Delete.
4496 * config/mmix/constraints.md: New file.
4497 * config/mmix/mmix.md: Include it.
4498 (iordi3): Fix typo; use "I" instead of undefined "H" constraint.
4499 ("*call_real"): Update comment about not using the "p" constraint.
4500 * config/mmix/predicates.md (mmix_reg_or_8bit_operand): Use
4501 satisfies_constraint_I.
4502 (mmix_address_operand): New predicate.
4503 (mmix_symbolic_or_address_operand): Use it instead of address_operand.
4504 * config/mmix/mmix.c: #include tm-constrs.h.
4505 (mmix_intval): Delete declaration. Make non-static.
4506 (mmix_const_ok_for_letter_p, mmix_extra_constraint): Delete.
4507 (mmix_const_double_ok_for_letter_p): Delete.
4508 (mmix_legitimate_address_p): Use satisfies_constraint_I.
4509 (mmix_print_operand_address): Likewise.
4510 (mmix_emit_sp_add): Adjust to use insn_const_int_ok_for_constraint
4511 when matching "L" constraint.
4513 2012-09-11 Steven Bosscher <steven@gcc.gnu.org>
4515 * tree.h (expand_case): Move prototype ...
4516 * expr.h (expand_case): ...here.
4517 (expand_sjlj_dispatch_table): New prototype.
4518 * stmt.c: Include pointer-set.h instead of bitmap.h.
4519 (expand_case): Use a pointer set instead of a bitmap for
4520 already-seen labels. Fold label values here.
4521 (add_case_node): Don't fold label values here.
4522 (expand_sjlj_dispatch_table): New function.
4523 * except.c (sjlj_emit_dispatch_table): Use it.
4525 2012-09-11 Marc Glisse <marc.glisse@inria.fr>
4527 * tree-ssa-forwprop.c (simplify_vector_constructor): New function.
4528 (ssa_forward_propagate_and_combine): Call it.
4530 2012-09-11 Diego Novillo <dnovillo@google.com>
4532 * var-tracking.c (vt_add_function_parameter): Adjust for VEC changes.
4534 2012-09-11 Dominique Dhumieres <dominiq@lps.ens.fr>
4536 * config/darwin.c (darwin_asm_named_section): Adjust for VEC changes.
4537 (darwin_asm_dwarf_section): Likewise.
4539 2012-09-11 Martin Jambor <mjambor@suse.cz>
4541 * dwarf2out.c (dwarf2out_abstract_function): Do not change cfun.
4542 (premark_used_types): New parameter fun, use it instead of cfun.
4543 (gen_subprogram_die): Use DECL_STRUCT_FUNCTION (decl) instead of cfun,
4544 also pass it to premark_used_types.
4546 2012-09-11 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4548 * doc/sourcebuild.texi (arm_neon_v2_ok): Adjust command line.
4550 2012-09-11 Tobias Burnus <burnus@net-b.de>
4552 * doc/sourcebuild.texi (arm_neon_v2_ok): Fix @anchor.
4554 2012-09-11 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4555 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
4557 * config/arm/neon.md (fma<VCVTF:mode>4): New pattern.
4558 (*fmsub<VCVTF:mode>4): Likewise.
4559 * doc/sourcebuild.texi (arm_neon_v2_ok, arm_neon_v2_hw): Document it.
4561 2012-09-11 Aldy Hernandez <aldyh@redhat.com>
4564 * tree-ssa-loop-im.c (execute_sm_if_changed_flag_set): Only set
4567 2012-09-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4569 PR tree-optimization/55492
4570 * doc/invoke.texi (max-slsr-cand-scan): New description.
4571 * gimple-ssa-strength-reduction.c (find_basis_for_candidate): Limit
4572 the time spent searching for a basis.
4573 * params.def (PARAM_MAX_SLSR_CANDIDATE_SCAN): New param.
4575 2012-09-11 Richard Guenther <rguenther@suse.de>
4577 * gimple.h (gimple_register_type): Remove.
4578 (print_gimple_types_stats): Adjust prototype.
4579 * lto-streamer.h (print_lto_report): Likewise.
4580 * lto-streamer.c (print_lto_report): Adjust.
4581 * gimple.c (gimple_types, type_hash_cache, enum gtc_mode,
4582 struct type_pair_d, lookup_type_pair, struct sccs,
4583 next_dfs_num, gtc_next_dfs_num, struct gimple_type_leader_entry_s,
4584 gimple_type_leader, gimple_lookup_type_leader, compare_type_names_p,
4585 gtc_visit, gimple_types_compatible_p_1, gimple_types_compatible_p,
4586 visit, iterative_hash_name, struct type_hash_pair,
4587 type_hash_pair_compare, iterative_hash_gimple_type, gimple_type_hash,
4588 gimple_type_eq, gimple_register_type_1, gimple_register_type):
4590 (print_gimple_types_stats): Adjust.
4591 (free_gimple_type_tables): Likewise.
4593 2012-09-11 Richard Guenther <rguenther@suse.de>
4595 * graphite-scop-detection.c (move_sd_regions): Adjust for VEC changes.
4596 (scopdet_basic_block_info): Likewise.
4597 (build_scops_1): Likewise.
4598 (limit_scops): Likewise.
4600 2012-09-11 Richard Guenther <rguenther@suse.de>
4603 * gimple.c (get_base_address): Do not return NULL_TREE apart
4604 from for WITH_SIZE_EXPR.
4605 * gimple-fold.c (canonicalize_constructor_val): Do not call
4606 get_base_address when not necessary.
4608 2012-09-10 Andrew Pinski <apinski@cavium.com>
4611 * trans-mem.c (thread_private_new_memory): Handle COND_EXPR also.
4613 2012-09-10 Maxim Kuvyrkov <maxim@codesourcery.com>
4615 * config/m68k/m68k.c (m68k_sched_dfa_post_advance_cycle): Support
4616 starting scheduling from a pre-existing state.
4618 2012-09-10 Diego Novillo <dnovillo@google.com>
4620 * vec.h (vec_t::quick_push): Remove overload that accepts 'T *'.
4622 (vec_t::safe_push): Likewise.
4623 (vec_t::quick_insert): Likewise.
4624 (vec_t::lower_bound): Likewise.
4625 (vec_t::safe_insert): Likewise.
4626 (vec_t::replace): Change second argument to 'T &'.
4628 2012-09-10 Maciej W. Rozycki <macro@codesourcery.com>
4630 * config/rs6000/rs6000.md: Move a splitter next to its insn.
4632 2012-09-10 Oleg Endo <olegendo@gcc.gnu.org>
4635 * config/sh/sh.h (SH_DYNAMIC_SHIFT_COST): Set always to 1 if
4636 dynamic shifts are available.
4637 (SHIFT_COUNT_TRUNCATED): Always define to 0. Correct comment.
4638 * config/sh/sh.c (ashl_lshr_seq, ext_ashl_lshr_seq): Add comments.
4639 * config/sh/predicates.md (shift_count_operand): Allow
4640 arith_reg_operand even if TARGET_DYNSHIFT is false.
4641 * config/sh/sh.md (ashlsi3, lshrsi3): Expand library call patterns
4643 (ashlsi3_d_call, lshrsi3_d_call): New insns.
4645 2012-09-10 Richard Sandiford <rdsandiford@googlemail.com>
4647 * ira.c (setup_pressure_classes): Handle synonymous classes.
4649 2012-09-10 Marc Glisse <marc.glisse@inria.fr>
4651 * tree-ssa-forwprop.c (simplify_bitfield_ref): New function.
4652 (ssa_forward_propagate_and_combine): Call it.
4654 2012-09-10 Steve Ellcey <sellcey@mips.com>
4656 * config.gcc: Add mips*-mti-linux* target
4657 Handle with_synci like other options.
4658 * config/mips/gnu-user64.h (LINUX64_DRIVER_SELF_SPECS): New.
4659 (DRIVER_SELF_SPECS): Define in terms of LINUX64_DRIVER_SELF_SPECS.
4660 * config/mips/mips.h (MIPS_ISA_SYNCI_SPEC): New.
4661 * config/mips/mti-linux.h: New file.
4662 * config/mips/t-mti-linux: New file.
4664 2012-09-10 Marc Glisse <marc.glisse@inria.fr>
4666 * tree-ssa-forwprop.c (simplify_permutation): Handle CONSTRUCTOR.
4668 2012-09-10 Martin Jambor <mjambor@suse.cz>
4670 * params.def (PARAM_IPA_MAX_AGG_ITEMS): New parameter.
4671 * ipa-prop.c: Include params.h.
4672 (IPA_MAX_AFF_JF_ITEMS): Removed.
4673 (determine_known_aggregate_parts): Use param value of
4674 PARAM_IPA_MAX_AGG_ITEMS instead of IPA_MAX_AFF_JF_ITEMS.
4675 * Makefile.in (ipa-prop.o): Add PARAMS_H dependency.
4677 2012-09-10 Richard Guenther <rguenther@suse.de>
4679 PR tree-optimization/54520
4680 * tree-ssa-threadupdate.c (def_split_header_continue_p):
4681 Properly consider sub-loops.
4683 2012-09-10 Richard Henderson <rth@redhat.com>
4685 * config/alpha/predicates.md (small_symbolic_operand): Disallow
4688 2012-09-10 Georg-Johann Lay <avr@gjlay.de>
4691 * config/avr/avr-mcus.def (at90usb1287): Set LIBRARY_NAME to "usb1287".
4693 2012-09-10 Jan Hubicka <jh@suse.cz>
4695 * lto-cgraph.c (compute_ltrans_boundary): Do not care about aliases.
4696 * symtab.c (symtab_make_decl_local): Remove user defined visibility
4697 when making symbol local.
4699 2012-09-09 Mark Kettenis <kettenis@gnu.org>
4701 * config/openbsd-stdint.h (INTMAX_TYPE, UINTMAX_TYPE): Define.
4703 2012-09-09 Jan Hubicka <jh@suse.cz>
4705 * passes.c (ipa_write_summaries_1): Set state;
4706 do not call compute_ltrans_boundary.
4707 (ipa_write_optimization_summaries): Likewise.
4708 (ipa_write_summaries): compute_ltrans_boundary here.
4709 * lto-streamer.h (lto_symtab_encoder_d): NODES are allocated in heap.
4710 (compute_ltrans_boundary): Update prototype.
4712 2012-09-09 Ulrich Drepper <drepper@gmail.com>
4714 * config/i386/cpuid.h: Define signature_*_e[bcd]x macros for
4715 matching results of level 0 calls to __cpuid to processor
4717 * config/i386/driver-i386.c (vendor_signatures): Removed.
4718 (processor_signatures): Removed.
4719 (host_detect_local_cpu): Replace uses of now-removed SIG_*
4720 constants with the new signature_*_ebx constants.
4722 2012-09-08 Jan Hubicka <jh@suse.cz>
4724 Replace cgraph_node_set and varpool_node_set by symtab_node_encoder
4726 * tree-pass.h (cgraph_node_set_def, varpool_node_set_def): Remove
4727 forward declaration.
4728 (lto_symtab_encoder_d): Forward declare.
4729 (ipa_write_optimization_summaries): Update.
4730 * lto-cgraph.c (lto_symtab_encoder_new): Do not initialize
4731 body, initializer and in_partition.
4732 (lto_symtab_encoder_delete): Update.
4733 (lto_symtab_encoder_encode): Update.
4734 (lto_symtab_encoder_lookup): Move inline.
4735 (lto_symtab_encoder_delete_node): New function.
4736 (lto_symtab_encoder_encode_body_p, lto_set_symtab_encoder_encode_body,
4737 lto_symtab_encoder_encode_initializer_p,
4738 lto_set_symtab_encoder_encode_initializer,
4739 lto_symtab_encoder_in_partition_p,
4740 lto_symtab_encoder_in_partition_p): Update.
4741 (compute_ltrans_boundary): Take encoder as an input.
4742 * passes.c (ipa_write_summaries_1): Update.
4743 (ipa_write_summaries_1): Update.
4744 (ipa_write_summaries): Update.
4745 (ipa_write_optimization_summaries): Update.
4746 * lto-streamer.c (print_lto_report): Report number of cgraph nodes.
4747 * lto-streamer.h (lto_stats_d): Replace num_output_cgraph_nodes by
4748 num_output_symtab_nodes.
4749 (lto_encoder_entry): New structure.
4750 (struct lto_symtab_encoder_d): Reorg.
4751 (lto_symtab_encoder_delete_node): Declare.
4752 (lto_symtab_encoder_lookup): Bring inline.
4753 (compute_ltrans_boundary): Update.
4754 (lto_symtab_encoder_size): Update.
4755 (lsei_node, lsei_cgraph_node, lsei_varpool_node): Update.
4756 (lto_symtab_encoder_deref): Update.
4758 2012-09-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4760 * config/pa/pa.c (hppa_rtx_costs): Update costs for large
4763 2012-09-08 Andi Kleen <ak@linux.intel.com>
4765 * gcc/lto/lto.c (do_whole_program_analysis): Fix last broken patch.
4767 2012-09-08 Andi Kleen <ak@linux.intel.com>
4769 * gcc/common.opt (-fmem-report-wpa): Add
4770 * gcc/doc/invoke.texi (-fmem-report-wpa): Document.
4771 * gcc/lto/lto.c (do_whole_program_analysis): Run mem_report
4772 when mem_report_wpa is set.
4774 2012-09-07 Anthony Green <green@moxielogic.com>
4776 * config/moxie/moxie.c (moxie_expand_prologue): Optimize prologue
4777 for functions with large static stack requirements.
4778 (moxie_expand_epilogue): Use $r12 instead of $r5 for pulling saved
4779 values off of the stack.
4781 2012-09-07 Nick Clifton <nickc@redhat.com>
4783 * config/v850/v850.h (DBX_DEBUGGING_INFO): Define.
4784 (ASM_GENERATE_INTERNAL_LABEL): Define if not already provided.
4785 * config/v850/v850.c (compute_register_save_size): Always include
4787 (increment_stack): New function - emits insns to increment or
4788 decrement the stack pointer.
4789 (expand_prologue, expand_epilogue): Use it.
4790 (expand_prologue): Set the function stack size, if requested.
4791 (v850_debug_unwind_info): New function.
4792 (TARGET_DEBUG_UNWIND_INFO): Define.
4794 2012-09-07 Richard Earnshaw <rearnsha@arm.com>
4797 * tree-ssa-math-opts.c (widening_mult_conversion_strippable_p):
4798 Sign-extension of a zero-extended value can be simplified to
4799 just zero-extension.
4801 2012-09-07 Richard Guenther <rguenther@suse.de>
4804 * tree-ssa-structalias.c (handle_rhs_call): Properly clobber
4805 EAF_NOESCAPED arguments. Transitively close non-EAF_DIRECT
4806 arguments separately.
4808 2012-09-07 Steven Bosscher <steven@gcc.gnu.org>
4810 * bitmap.c (bitmap_last_set_bit): Rewrite to return the correct bit.
4812 * graphite.c (print_global_statistics): Use EDGE_COUNT instead
4814 (print_graphite_scop_statistics): Likewise.
4815 * graphite-scop-detection.c (get_bb_type): Use single_succ_p.
4816 (print_graphite_scop_statistics): Use EDGE_COUNT, not VEC_length.
4817 (canonicalize_loop_closed_ssa): Use single_pred_p.
4819 * alias.c (reg_seen): Make this an sbitmap.
4820 (record_set, init_alias_analysis): Update.
4822 * tree-ssa-coalesce.c (ssa_conflicts_dump): Fix dumping.
4824 2012-09-07 Tom de Vries <tom@codesourcery.com>
4826 PR tree-optimization/53986
4827 * tree-vrp.c (extract_range_from_multiplicative_op_1): Allow
4829 (extract_range_from_binary_expr_1): Handle LSHIFT with constant
4830 range as shift amount.
4832 2012-09-07 Segher Boessenkool <segher@kernel.crashing.org>
4834 * config/rs6000/aix43.h (RS6000_CALL_GLUE): Delete.
4835 * config/rs6000/aix51.h (RS6000_CALL_GLUE): Delete.
4836 * config/rs6000/aix52.h (RS6000_CALL_GLUE): Delete.
4837 * config/rs6000/aix53.h (RS6000_CALL_GLUE): Delete.
4838 * config/rs6000/aix61.h (RS6000_CALL_GLUE): Delete.
4839 * config/rs6000/freebsd64.h (RS6000_CALL_GLUE): Delete.
4840 * config/rs6000/linux64.h (RS6000_CALL_GLUE): Delete.
4841 * config/rs6000/rs6000.c (print_operand) ['.']: Delete.
4842 * config/rs6000/rs6000.h (RS6000_CALL_GLUE): Delete.
4843 * config/rs6000/rs6000.md (tls_gd_aix<TLSmode:tls_abi_suffix>):
4844 Replace %. with nop.
4845 (tls_gd_call_aix<TLSmode:tls_abi_suffix>): Ditto.
4846 (tls_ld_aix<TLSmode:tls_abi_suffix>): Ditto.
4847 (tls_ld_call_aix<TLSmode:tls_abi_suffix>): Ditto.
4848 (call_nonlocal_aix32): Ditto.
4849 (call_nonlocal_aix64): Ditto.
4850 (call_value_nonlocal_aix32): Ditto.
4851 (call_value_nonlocal_aix64): Ditto.
4853 2012-09-06 Andi Kleen <ak@linux.intel.com>
4855 * doc/invoke.texi (-ffat-lto-objects): Clarify that gcc-ar
4856 et.al. should be used.
4858 2012-09-06 Andi Kleen <ak@linux.intel.com>
4860 * gcc/lto-streamer.h (res_pair): Add.
4861 (lto_file_decl_data): Replace resolutions with respairs.
4863 * gcc/lto/lto.c (lto_resolution_read): Remove max_index. Add rp.
4864 Initialize respairs.
4865 (lto_file_finalize): Set up resolutions vector lazily from respairs.
4867 2012-09-06 Lawrence Crowl <crowl@google.com>
4869 * double-int.h (double_int::operator &=): New.
4870 (double_int::operator ^=): New.
4871 (double_int::operator |=): New.
4872 (double_int::mul_with_sign): Modify overflow parameter to bool*.
4873 (double_int::add_with_sign): New.
4874 (double_int::ule): New.
4875 (double_int::sle): New.
4876 (binary double_int::operator *): Remove parameter name.
4877 (binary double_int::operator +): Likewise.
4878 (binary double_int::operator -): Likewise.
4879 (binary double_int::operator &): Likewise.
4880 (double_int::operator |): Likewise.
4881 (double_int::operator ^): Likewise.
4882 (double_int::and_not): Likewise.
4883 (double_int::from_shwi): Tidy formatting.
4884 (double_int::from_uhwi): Likewise.
4885 (double_int::from_uhwi): Likewise.
4886 * double-int.c (double_int::mul_with_sign): Modify overflow parameter
4888 (double_int::add_with_sign): New.
4889 (double_int::ule): New.
4890 (double_int::sle): New.
4891 * builtins.c: Modify to use the new double_int interface.
4892 * cgraph.c: Likewise.
4893 * combine.c: Likewise.
4894 * dwarf2out.c: Likewise.
4895 * emit-rtl.c: Likewise.
4896 * expmed.c: Likewise.
4898 * fixed-value.c: Likewise.
4899 * fold-const.c: Likewise.
4900 * gimple-fold.c: Likewise.
4901 * gimple-ssa-strength-reduction.c: Likewise.
4902 * gimplify-rtx.c: Likewise.
4903 * ipa-prop.c: Likewise.
4904 * loop-iv.c: Likewise.
4905 * optabs.c: Likewise.
4906 * stor-layout.c: Likewise.
4907 * tree-affine.c: Likewise.
4908 * tree-cfg.c: Likewise.
4909 * tree-dfa.c: Likewise.
4910 * tree-flow-inline.h: Likewise.
4911 * tree-object-size.c: Likewise.
4912 * tree-predcom.c: Likewise.
4913 * tree-pretty-print.c: Likewise.
4914 * tree-sra.c: Likewise.
4915 * tree-ssa-address.c: Likewise.
4916 * tree-ssa-alias.c: Likewise.
4917 * tree-ssa-ccp.c: Likewise.
4918 * tree-ssa-forwprop.c: Likewise.
4919 * tree-ssa-loop-ivopts.c: Likewise.
4920 * tree-ssa-loop-niter.c: Likewise.
4921 * tree-ssa-phiopt.c: Likewise.
4922 * tree-ssa-pre.c: Likewise.
4923 * tree-ssa-sccvn: Likewise.
4924 * tree-ssa-structalias.c: Likewise.
4925 * tree-ssa.c: Likewise.
4926 * tree-switch-conversion.c: Likewise.
4927 * tree-vect-loop-manip.c: Likewise.
4928 * tree-vrp.c: Likewise.
4931 * varasm.c: Likewise.
4933 2012-09-06 Uros Bizjak <ubizjak@gmail.com>
4935 * configure.ac (hle prefixes): Remove .code64 directive.
4936 * configure: Regenerated.
4938 2012-09-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4940 * config/arm/arm.c: Use CONST_INT_P, CONST_DOUBLE_P, REG_P, MEM_P,
4941 LABEL_P, JUMP_P, CALL_P, NOTE_P, BARRIER_P consistently.
4942 * config/arm/arm.h: Use REG_P, MEM_P consistently.
4943 * config/arm/arm.md: Use CONST_INT_P, REG_P, MEM_P, CONST_DOUBLE_P
4945 * config/arm/neon.md: Use REG_P consistently.
4946 * config/arm/predicates.md: Use CONST_INT_P, REG_P, MEM_P consistently.
4947 * config/arm/thumb2.md: Use CONST_INT_P, REG_P consistently.
4948 * config/arm/vec-common.md: Use REG_P consistently.
4950 2012-09-06 Richard Guenther <rguenther@suse.de>
4952 PR tree-optimization/54498
4953 * tree-ssa-alias.h (get_continuation_for_phi): Add flag to
4954 abort when reaching an already visited region.
4955 * tree-ssa-alias.c (maybe_skip_until): Likewise. And do it.
4956 (get_continuation_for_phi_1): Likewise.
4957 (walk_non_aliased_vuses): When we translated the reference,
4958 abort when we re-visit a region.
4959 * tree-ssa-pre.c (translate_vuse_through_block): Adjust.
4961 2012-09-06 David Edelsohn <dje.gcc@gmail.com>
4963 * config/rs6000/rs6000.c (rs6000_xcoff_asm_named_section): Add TLS
4965 * config/rs6000/rs6000.c (rs6000_debug_address_cost): Add new
4966 arguments to TARGET_ADDRESS_COST call.
4968 2012-09-06 Richard Guenther <rguenther@suse.de>
4970 * tree.h (MOVE_NONTEMPORAL): Remove.
4971 * tree-pretty-print.c (dump_generic_node): Remove
4972 MOVE_NONTEMPORAL handling.
4973 * expr.c (expand_expr_real_1): Likewise.
4975 2012-09-06 Richard Guenther <rguenther@suse.de>
4977 * passes.c (execute_function_todo): Call compute_may_aliases
4978 only if flag_tree_pta is set.
4980 2012-09-06 Andrew Pinski <apinski@cavium.com>
4983 * tree-inline.c (remap_gimple_op_r): Copy TREE_SIDE_EFFECTS also.
4985 2012-09-06 Jakub Jelinek <jakub@redhat.com>
4987 PR rtl-optimization/54455
4988 * sel-sched-ir.c (maybe_tidy_empty_bb): Give up if previous fallthru
4989 bb ends up with asm goto referencing bb's label.
4991 2012-09-06 Chen Liqin <liqin.gcc@gmail.com>
4993 * config/score/score.c: Remove TARGET_LEGITIMIZE_ADDRESS define and
4994 score_legitimize_address function, use compiler default code instead.
4996 2012-09-05 Jan Hubicka <jh@suse.cz>
4998 * ipa-inline.c (want_inline_small_function_p): Use
4999 INLINE_HINT_loop_iterations hint.
5001 2012-09-05 Andrew Pinski <apinski@cavium.com>
5003 * optabs.c (emit_conditional_add): Correct comment about the arguments.
5004 Remove code which might swap op2 and op3 since they cannot be swapped.
5005 * doc/md.texi (add@var{mode}cc): Fix document about how the arguments
5008 2012-09-05 Oleg Endo <olegendo@gcc.gnu.org>
5010 * hooks.c (hook_int_rtx_mode_as_bool_0): New function.
5011 * hooks.h (hook_int_rtx_mode_as_bool_0): Declare it.
5012 * output.h (default_address_cost): Add machine_mode and address space
5014 * target.def (address_cost): Likewise.
5015 * rtlanal.c (address_cost): Pass mode and address space to target hook.
5016 (default_address_cost): Add unnamed machine_mode and address space
5018 * doc/tm.texi: Regenerate.
5019 * config/alpha/alpha.c (TARGET_ADDRESS_COST): Use
5020 hook_int_rtx_mode_as_bool_0 instead of hook_int_rtx_bool_0.
5021 * config/arm/arm.c (arm_address_cost): Add machine_mode and address
5023 * config/avr/avr.c (avr_address_cost): Likewise.
5024 * config/bfin/bfin.c (bfin_address_cost): Likewise.
5025 * config/cr16/cr16.c (cr16_address_cost): Likewise.
5026 * config/cris/cris.c (cris_address_cost): Likewise.
5027 * config/epiphany/epiphany.c (epiphany_address_cost): Likewise.
5028 * config/i386/i386.c (ix86_address_cost): Likewise.
5029 * config/ia64/ia64.c (TARGET_ADDRESS_COST): Use
5030 hook_int_rtx_mode_as_bool_0 instead of hook_int_rtx_bool_0.
5031 * config/iq2000/iq2000.c (iq2000_address_cost): Add machine_mode and
5032 address space arguments. Pass them on in recursive invocation.
5033 * config/lm32/lm32.c (TARGET_ADDRESS_COST): Use
5034 hook_int_rtx_mode_as_bool_0 instead of hook_int_rtx_bool_0.
5035 * config/m32c/m32c.c (m32c_address_cost): Add machine_mode and address
5037 * config/m32r/m32r.c (TARGET_ADDRESS_COST): Use
5038 hook_int_rtx_mode_as_bool_0 instead of hook_int_rtx_bool_0.
5039 * config/mcore/mcore.c (TARGET_ADDRESS_COST): Likewise.
5040 * config/mep/mep.c (mep_address_cost): Add machine_mode and address
5042 * config/microblaze/microblaze.c (microblaze_address_cost): Likewise.
5043 * config/mips/mips.c (mips_address_cost): Likewise.
5044 * config/mmix/mmix.c (TARGET_ADDRESS_COST): Use
5045 hook_int_rtx_mode_as_bool_0 instead of hook_int_rtx_bool_0.
5046 * config/mn10300/mn10300.c (mn10300_address_cost): Add machine_mode and
5047 address space arguments.
5048 (mn10300_rtx_costs): Pass GET_MODE (x) and MEM_ADDR_SPACE (x) to
5049 mn10300_address_cost.
5050 * config/pa/pa.c (hppa_address_cost): Add machine_mode and address
5052 * config/rs6000/rs6000.c (rs6000_debug_address_cost): Likewise.
5053 (TARGET_ADDRESS_COST): Use hook_int_rtx_mode_as_bool_0 instead of
5054 hook_int_rtx_bool_0.
5055 * config/rx/rx.c (rx_address_cost): Add machine_mode and address
5057 * config/s390/s390.c (s390_address_cost): Likewise.
5058 * config/score/score-protos.h (score_address_cost): Likewise.
5059 * config/score/score.c (score_address_cost): Likewise.
5060 * config/sh/sh.c (sh_address_cost): Likewise.
5061 * config/sparc/sparc.c (TARGET_ADDRESS_COST): Use
5062 hook_int_rtx_mode_as_bool_0 instead of hook_int_rtx_bool_0.
5063 * config/spu/spu.c (TARGET_ADDRESS_COST): Likewise.
5064 * config/stormy16/stormy16.c (xstormy16_address_cost): Add machine_mode
5065 and address space arguments.
5066 * config/v850/v850.c (TARGET_ADDRESS_COST): Use
5067 hook_int_rtx_mode_as_bool_0 instead of hook_int_rtx_bool_0.
5068 * config/vax/vax.c (vax_address_cost): Add machine_mode and address
5070 * config/xtensa/xtensa (TARGET_ADDRESS_COST): Use
5071 hook_int_rtx_mode_as_bool_0 instead of hook_int_rtx_bool_0.
5073 2012-09-05 Diego Novillo <dnovillo@google.com>
5076 * vec.h (vec_t::lower_bound): Fix spelling of LESSTHAN argument.
5078 2012-09-05 Jakub Jelinek <jakub@redhat.com>
5081 * builtins.c (fold_builtin_strspn, fold_builtin_strcspn): Use
5082 build_int_cst with size_type_node instead of size_int.
5084 2012-09-05 Uros Bizjak <ubizjak@gmail.com>
5086 * config/i386/sse.md (<sse4_1>_blendv<ssemodesuffix><avxsizesuffix>):
5087 Use register_operand instead of reg_not_xmm0_operand{,_maybe_avx}.
5088 Use nonimmediate_operand instead of
5089 nonimm_not_xmm0_operand{,_maybe_avx}.
5090 (<sse4_1_avx2>_pblendvb): Ditto.
5091 (sse4_2_pcmpestr): Ditto.
5092 (*sse4_2_pcmpestr_unaligned): Ditto.
5093 (sse4_2_pcmpistr): Ditto.
5094 (*sse4_2_pcmpistr_unaligned): Ditto.
5095 * config/i386/predicates.md (reg_not_xmm0_operand): Remove predicate.
5096 (nonimm_not_xmm0_operand): Ditto.
5097 (nonimm_not_xmm0_operand_maybe_avx): Ditto.
5098 (nonimm_not_xmm0_operand_maybe_avx): Ditto.
5099 * config/i386/i386.md (rdpmc): Do not force operand 1 into ecx.
5101 2012-09-05 Eric Botcazou <ebotcazou@adacore.com>
5103 * bb-reorder.c: Clarify a few points in the head comment and fix
5104 long lines in other comments.
5105 (find_traces): Fix long line.
5106 (find_traces_1_round): Likewise.
5107 (better_edge_p): Likewise.
5108 (connect_traces): Likewise.
5109 (duplicate_computed_gotos): Likewise.
5110 (find_rarely_executed_basic_blocks_and_cr): Remove trailing spaces.
5111 (fix_up_fall_thru_edges): Fix formatting.
5113 2012-09-05 Richard Guenther <rguenther@suse.de>
5115 PR tree-optimization/46590
5116 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Do not
5117 update SSA form here.
5118 (canonicalize_induction_variables): Assert we do not need to
5120 (tree_unroll_loops_completely): Update SSA form here.
5121 * tree-ssa-loop-manip.c (gimple_duplicate_loop_to_header_edge):
5122 Do not verify loop-closed SSA form if SSA form is not up-to-date.
5124 2012-09-05 Georg-Johann Lay <avr@gjlay.de>
5127 * config.gcc (tm_file,target=avr-*-*): Add avr/avrlibc.h if
5128 not configured --with-avrlibc=no.
5129 (tm_defines,target=avr-*-*): Add WITH_AVRLIBC if not configured
5131 * config/avr/avrlibc.h: New file.
5132 * config/avr/avr-c.c: Build-in define __WITH_AVRLIBC__ if
5133 not configured --with-avrlibc=no.
5134 * doc/invoke.texi (AVR Built-in Macros): Document __WITH_AVRLIBC__
5136 2012-09-04 Teresa Johnson <tejohnson@google.com>
5138 * gcov-io.c (gcov_write_summary): Write out non-zero histogram
5139 entries to function summary along with an occupancy bit vector.
5140 (gcov_read_summary): Read in the histogram entries.
5141 (gcov_histo_index): New function.
5142 (void gcov_histogram_merge): Ditto.
5143 * gcov-io.h (gcov_type_unsigned): New type.
5144 (struct gcov_bucket_type): Ditto.
5145 (struct gcov_ctr_summary): Include histogram.
5146 (GCOV_TAG_SUMMARY_LENGTH): Update to include histogram entries.
5147 (GCOV_HISTOGRAM_SIZE): New macro.
5148 (GCOV_HISTOGRAM_BITVECTOR_SIZE): Ditto.
5149 * profile.c (NUM_GCOV_WORKING_SETS): Ditto.
5150 (gcov_working_sets): New global variable.
5151 (compute_working_sets): New function.
5152 (find_working_set): Ditto.
5153 (get_exec_counts): Invoke compute_working_sets.
5154 * coverage.c (read_counts_file): Merge histograms, and
5155 fix bug with accessing summary info for non-summable counters.
5156 * basic-block.h (gcov_type_unsigned): New type.
5157 (struct gcov_working_set_info): Ditto.
5158 (find_working_set): Declare.
5159 * gcov-dump.c (tag_summary): Dump out histogram.
5161 2012-09-04 Diego Novillo <dnovillo@google.com>
5164 * vec.h (vec_t::embedded_init): Move default argument value
5165 to function declaration.
5167 2012-09-04 Eric Botcazou <ebotcazou@adacore.com>
5169 * bb-reorder.c (gate_handle_reorder_blocks): Move around.
5170 (rest_of_handle_reorder_blocks): Likewise.
5171 (pass_reorder_blocks): Likewise.
5172 (gate_handle_partition_blocks): Likewise.
5174 2012-09-04 Eric Botcazou <ebotcazou@adacore.com>
5176 PR rtl-optimization/54456
5177 * sched-rgn.c (gate_handle_sched): Return 1 only if optimize > 0.
5179 2012-09-04 Diego Novillo <dnovillo@google.com>
5182 * vec.h (vec_t::alloc): Remove explicit type specification
5184 (vec_t::copy): Likewise.
5185 (vec_t::reserve): Likewise.
5186 (vec_t::reserve_exact): Likewise.
5187 (vec_t::safe_splice): Likewise.
5188 (vec_t::safe_push): Likewise.
5189 (vec_t::safe_grow): Likewise.
5190 (vec_t::safe_grow_cleared): Likewise.
5191 (vec_t::safe_insert): Likewise.
5193 2012-09-04 Richard Henderson <rth@redhat.com>
5195 * alias.c (read_dependence): Return true for ALIAS_SET_MEMORY_BARRIER.
5197 2012-09-04 Richard Guenther <rguenther@suse.de>
5199 * tree-ssa-pre.c (value_expressions): Make it a vector of
5200 bitmaps containing expression IDs.
5201 (add_to_value): Adjust.
5202 (sorted_array_from_bitmap_set): Likewise.
5203 (bitmap_set_replace_value): Likewise.
5204 (print_value_expressions): Likewise.
5205 (get_constant_for_value_id): Likewise.
5206 (get_representative_for): Likewise.
5207 (phi_translate_1): Likewise.
5208 (bitmap_find_leader): Likewise.
5209 (find_or_generate_expression): Likewise.
5210 (do_regular_insertion): Likewise.
5211 (init_pre): Likewise.
5212 (fini_pre): Likewise.
5214 2012-09-04 Diego Novillo <dnovillo@google.com>
5217 * vec.h (vec_t::copy): Add cast in call to reserve_exact.
5219 2012-09-04 Richard Guenther <rguenther@suse.de>
5221 * tree-ssa-pre.c (add_to_exp_gen): Adjust.
5222 (make_values_for_phi): Do not add to PHI_GEN for FRE.
5223 (compute_avail): Stop processing after adding all defs to
5225 (init_pre): Do not allocate not needed bitmap sets for FRE.
5227 2012-09-04 Diego Novillo <dnovillo@google.com>
5229 Rewrite VEC_* functions as member functions of vec_t.
5231 * vec.h: Update documentation.
5232 (ALONE_VEC_CHECK_INFO): Define.
5233 (ALONE_VEC_CHECK_DECL): Define.
5234 (ALONE_VEC_CHECK_PASS): Define.
5235 (struct vec_prefix): Rename field NUM to NUM_.
5236 Rename field ALLOC to ALLOC_.
5238 (struct vec_t): Rename field PREFIX to PREFIX_.
5239 Rename field VEC to VEC_.
5241 (vec_t::length): Rename from VEC_length_1. Update all users.
5242 (vec_t::empty): Rename from VEC_empty_1. Update all users.
5243 (vec_t::address): Rename from VEC_address_1. Update all users.
5245 (vec_t::last): Rename from VEC_last_1. Update all users.
5246 (vec_t::operator[]): Rename from VEC_index_1. Update all users.
5247 (vec_t::iterate): Rename from VEC_iterate_1. Update all users.
5248 (vec_t::embedded_size): Rename from VEC_embedded_size_1.
5250 (vec_t::embedded_init): Rename from VEC_embedded_init_1.
5252 (vec_t::alloc): Rename from VEC_alloc_1. Update all users.
5253 (vec_t::free): Rename from VEC_free_1. Update all users.
5254 (vec_t::copy): Rename from VEC_copy_1. Update all users.
5255 (vec_t::space): Rename from VEC_space_1. Update all users.
5256 (vec_t::reserve): Rename from VEC_reserve_1. Update all users.
5257 (vec_t::reserve_exact): Rename from VEC_reserve_exact_1.
5259 (vec_t::splice): Rename from VEC_splice_1. Update all users.
5260 (vec_t::safe_splice): Rename from VEC_safe_splice_1. Update all users.
5261 (vec_t::quick_push): Rename from VEC_quick_push_1. Update all users.
5262 (vec_t::safe_push): Rename from VEC_safe_push_1. Update all users.
5263 (vec_t::pop): Rename from VEC_pop_1. Update all users.
5264 (vec_t::truncate): Rename from VEC_truncate_1. Update all users.
5265 (vec_t::safe_grow): Rename from VEC_safe_grow_1. Update all users.
5266 (vec_t::safe_grow_cleared): Rename from VEC_safe_grow_cleared_1.
5268 (vec_t::replace): Rename from VEC_replace_1. Update all users.
5269 (vec_t::quick_insert): Rename from VEC_quick_insert_1.
5271 (vec_t::safe_insert): Rename from VEC_safe_insert_1. Update all users.
5272 (vec_t::ordered_remove): Rename from VEC_ordered_remove_1.
5274 (vec_t::unordered_remove): Rename from VEC_unordered_remove_1.
5276 (vec_t::block_remove): Rename from VEC_block_remove_1. Update all users.
5277 (vec_t::lower_bound): Rename from VEC_lower_bound_1. Update all users.
5279 2012-09-04 Steven Bosscher <steven@gcc.gnu.org>
5281 * gimple.h (gimple_build_switch): Remove.
5282 (gimple_build_switch_vec): Promote to the new gimple_build_switch.
5283 (gimple_switch_default_label): Assert the default case label is
5284 really a default case label.
5285 (gimple_switch_set_default_label): Likewise.
5286 * gimple.c (gimple_build_switch_nlabels): Make sure a default label
5287 is passed in, and simplify accordingly.
5288 (gimple_build_switch): Removed.
5289 (gimple_build_switch_vec): Rename to gimple_build_switch.
5290 * gimplify.c (gimplify_switch_expr): Update gimple_build_switch use.
5291 * gimple-pretty-print.c (dump_gimple_switch): Do not accept a NULL
5293 * stmt.c (expand_case): Simplify using the fact that every GIMPLE
5294 switch must have a default case.
5295 * tree-cfg.c (group_case_labels_stmt): Likewise.
5296 (verify_gimple_switch): Use gimple_switch_label in verifier to get
5297 the label at index 0, and verify that it is a valid default case.
5298 * except.c (sjlj_emit_dispatch_table): Rewrite construction of the
5299 switch for dispatching.
5300 * tree-eh.c (lower_try_finally_switch): Update gimple_build_switch use.
5301 (lower_eh_dispatch): Likewise.
5302 * tree-vrp.c (execute_vrp): Use gimple_switch_label to get the case
5303 label at index 0 before turning it into a default case label.
5304 * omp-low.c (expand_omp_sections): Update gimple_build_switch use.
5305 * tree-switch-conversion.c (emit_case_bit_tests): Get the default case
5306 label using gimple_switch_default_label.
5307 (collect_switch_conv_info): Likewise.
5308 (process_switch): Likewise.
5309 * doc/gimple.texi: Update documentation of gimple_build_switch.
5311 2012-09-04 Georg-Johann Lay <avr@gjlay.de>
5314 * config/avr/avr.c (avr_expand_delay_cycles): Mask operand with
5317 2012-09-04 Bin Cheng <bin.cheng@arm.com>
5320 * config/arm/arm.c (thumb1_extra_regs_pushed): Handle return value
5321 of size less than 4 bytes by using macro ARM_NUM_INTS.
5322 (thumb1_unexpanded_epilogue): Use macro ARM_NUM_INTS.
5324 2012-09-04 Richard Guenther <rguenther@suse.de>
5326 PR tree-optimization/54458
5327 * tree-ssa-threadupdate.c (thread_through_loop_header): If we
5328 turn the loop into one with multiple latches mark it so.
5330 2012-09-04 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
5333 * config/avr/avr.c (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): New
5335 (avr_allocate_stack_slots_for_args): ...this new static function.
5337 2012-09-04 Christophe Lyon <christophe.lyon@linaro.org>
5339 * config/arm/arm.c (arm_expand_builtin): Replace gen_rtx_CONST_INT
5341 (arm_emit_coreregs_64bit_shift): Likewise.
5343 2012-09-04 Christophe Lyon <christophe.lyon@linaro.org>
5345 * config/arm/arm.c (arm_evpc_neon_vext): New function.
5346 (arm_expand_vec_perm_const_1): Add call to arm_evpc_neon_vext.
5348 2012-09-04 Oleg Endo <olegendo@gcc.gnu.org>
5351 * config/sh/sh.c (prepare_cbranch_operands): Pull out comparison
5352 canonicalization code into...
5353 * (sh_canonicalize_comparison): This new function.
5354 * config/sh/sh-protos.h: Declare it.
5355 * config/sh/sh.h: Use it in new macro CANONICALIZE_COMPARISON.
5356 * config/sh/sh.md (cbranchsi4): Remove TARGET_CBRANCHDI4 check and
5357 always invoke expand_cbranchsi4.
5359 2012-09-03 Andi Kleen <ak@linux.intel.com>
5361 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Initialize
5364 2012-09-03 Andrew Pinski <apinski@cavium.com>
5367 * tree-if-conv.c (constant_or_ssa_name): New function.
5368 (fold_build_cond_expr): New function.
5369 (predicate_scalar_phi): Use fold_build_cond_expr instead of build3.
5370 (predicate_mem_writes): Likewise.
5372 2012-09-03 Marc Glisse <marc.glisse@inria.fr>
5374 * fold-const.c (fold_ternary_loc): Constant-propagate after
5375 removing dead operands.
5377 2012-09-03 Michael Matz <matz@suse.de>
5379 PR tree-optimization/46590
5380 * tree-cfg.c (gimple_duplicate_sese_region): Don't update
5382 * tree-ssa-loop-ch.c (copy_loop_headers): ... but here.
5384 2012-09-03 Sandra Loosemore <sandra@codesourcery.com>
5386 * doc/invoke.texi: Fix numerous typos and punctuation/grammatical
5387 errors throughout the file. Re-word some awkward sentences and
5390 2012-09-03 Richard Guenther <rguenther@suse.de>
5392 PR tree-optimization/54362
5393 * tree-ssa-structalias.c (find_func_aliases): Handle COND_EXPR.
5395 2012-09-03 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5397 * config/s390/s390.c (s390_loadrelative_operand_p): New function.
5398 (s390_check_qrst_address, print_operand_address): Use
5399 s390_loadrelative_operand_p instead of s390_symref_operand_p.
5400 (s390_check_symref_alignment): Accept pointer size alignment for
5402 (legitimize_pic_address): Use load relative on z10 or later.
5404 2012-09-03 Jakub Jelinek <jakub@redhat.com>
5407 * valtrack.c (dead_debug_insert_temp): Drop non-reg uses
5410 2012-09-03 Joseph Myers <joseph@codesourcery.com>
5412 * common.opt (--no-sysroot-suffix): New driver option.
5413 * doc/invoke.texi (--no-sysroot-suffix): Document.
5414 * gcc.c (driver_handle_option): Handle --no-sysroot-suffix as not
5415 needing spec processing.
5416 (main): Do not process sysroot suffixes if no_sysroot_suffix.
5418 2012-09-02 Oleg Endo <olegendo@gcc.gnu.org>
5421 * common/config/sh/sh-common.c: Update copyright years.
5422 (sh_option_init_struct): Delete.
5423 (TARGET_OPTION_INIT_STRUCT): Likewise.
5425 2012-09-02 Oleg Endo <olegendo@gcc.gnu.org>
5428 * config/sh/sh.md (cmpgeusi_t): Remove N alternative.
5429 Check operands[1] in split condition instead of operands[0].
5432 2012-09-02 Mark Kettenis <kettenis@openbsd.org>
5434 * config.gcc (x86_64-*-openbsd*): New target.
5435 * config.host (*-*-openbsd*): New target.
5436 * config/openbsd.h (TARGET_C99_FUNCTIONS): Define.
5437 * config/i386/openbsdelf.h: Remove some superfluous defines and
5438 group things together in a more logical fashion.
5439 (DBX_REGISTER_NUMBER): Provide a
5440 definition that works on both 32-bit and 64-bit targets.
5441 (WCHAR_TYPE_SIZE): Hardcode as 32.
5442 (NO_DOLLAR_IN_LABEL): Remove undef.
5443 (TARGET_DEFAULT): Remove.
5444 (SET_ASM_OP): Remove.
5445 (DEFAULT_PCC_STRUCT_RETURN): Undef first to prevent warning.
5446 (ASM_OUTPUT_MAX_SKIP_ALIGN): Synch with x86-64.h
5447 (DWARF2_UNWIND_INFO): Remove define.
5448 (HAVE_ENABLE_EXECUTE_STACK): Define.
5449 * config/host-openbsd.c: New file.
5450 * config/t-openbsd (USER_H): Add EXTRA_HEADERS.
5451 * config/x-openbsd: New file.
5453 2012-09-02 Oleg Endo <olegendo@gcc.gnu.org>
5455 * config/sh/sh.md (*extend<mode>si2_compact_mem_disp): Pass iterated
5456 mode to sh_legitimate_index_p instead of QImode.
5458 2012-09-02 Eric Botcazou <ebotcazou@adacore.com>
5460 PR rtl-optimization/54369
5461 * config/mips/mips.c (mips_reorg): Invoke cleanup_barriers before
5462 calling dbr_schedule.
5463 * config/sparc/sparc.c (sparc_reorg): Likewise.
5465 2012-09-01 Jakub Jelinek <jakub@redhat.com>
5468 * config/i386/i386.md (*mov<mode>_insv_1_rex64, *movsi_insv_1): If
5469 operands[1] is CONST_INT_P, convert it to QImode before printing.
5471 2012-09-01 Andrew Pinski <apinski@cavium.com>
5473 * simplify-rtx.c (simplify_unary_operation_1 <case TRUNCATE>):
5474 A truncate of a memory is just loading the low part of the memory.
5476 2012-09-01 Uros Bizjak <ubizjak@gmail.com>
5480 * config/i386/i386.c (ix86_legitimate_combined_insn): New function.
5481 (TARGET_LEGITIMATE_COMBINED_INSN): New macro.
5483 2012-09-01 Uros Bizjak <ubizjak@gmail.com>
5485 * target.def (legitimate_combined_insn): New target hook.
5486 * doc/tm.texi.in (TARGET_LEGITIMATE_COMBINED_INSN): New hook.
5487 * doc/tm.texi: Regenerated.
5488 * combine.c (recog_for_combine): Call targetm.legitimate_combined_insn
5489 to allow targets to reject combined insn.
5490 * hooks.h (hook_bool_rtx_true): New.
5491 * hooks.c (hook_bool_rtx_true): Ditto.
5493 2012-08-31 Martin Jambor <mjambor@suse.cz>
5495 * ipa-inline-analysis.c (estimate_function_body_sizes): Allocate
5496 nonconstant_names after calculate_dominance_info and
5497 loop_optimizer_init.
5499 2012-08-31 Greta Yorsh <Greta.Yorsh@arm.com>
5501 * config/arm/arm.c (arm_expand_epilogue): Remove unused variable
5504 2012-08-31 Martin Jambor <mjambor@suse.cz>
5507 * ipa-inline-analysis.c (remap_predicate): Fix the offset_map
5510 2012-08-31 Martin Jambor <mjambor@suse.cz>
5512 * ipa-inline-analysis.c (phi_result_unknown_predicate): New function.
5513 (predicate_for_phi_result): Likewise.
5514 (estimate_function_body_sizes): Use the above two functions.
5516 2012-08-31 Martin Jambor <mjambor@suse.cz>
5519 * ipa-inline-analysis.c (estimate_function_body_sizes): Compute
5520 dominance info and loops whenever optimizing.
5522 2012-08-29 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5523 Richard Earnshaw <richard.earnshaw@arm.com>
5526 * config/arm/arm.c (neon_dereference_pointer): Adjust nelems by
5527 element size. Use elem_type from the formal parameter. New parameter
5529 (neon_expand_args): Adjust call to neon_dereference_pointer.
5531 2012-08-29 Steven Bosscher <steven@gcc.gnu.org>
5533 * cfg.c (dump_bb_info): Print a newline if there were no edges to dump.
5535 2012-08-29 Chung-Lin Tang <cltang@codesourcery.com>
5538 * config/mips/t-linux64 (MULTILIB_OSDIRNAMES): Change to use
5539 mapping style, add ../lib/mips16.
5540 (MULTILIB_OPTIONS,MULTILIB_DIRNAMES): Add mips16.
5541 (MULTILIB_EXCLUSIONS): Exclude mips16 when not -mabi=32.
5543 2012-08-29 Richard Sandiford <rdsandiford@googlemail.com>
5545 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_synci
5548 2012-08-29 Oleg Endo <olegendo@gcc.gnu.org>
5550 * config/sh/sh.opt (menable-tas): Rename to mtas.
5551 * doc/invoke.texi (SH options): Likewise.
5552 * config/sh/sync.md: Update comments.
5554 2012-08-29 Oleg Endo <olegendo@gcc.gnu.org>
5556 * config/sh/iterators.md: New file.
5557 * config/sh/sync.md (I124, I12, i124suffix): Delete. Replace usage
5558 with new iterators QIHISI, QIHI, bw, bwl respectively throughout
5560 * config/sh/sh.md: Include new file iterators.md.
5561 (zero_extendhisi2, zero_extendqisi2): Fold into zero_extend<mode>si2.
5562 (*zero_extendhisi2_compact, *zero_extendqisi2_compact): Fold into
5563 *zero_extend<mode>si2_compact.
5564 (*zero_extendqisi2_disp_mem, zero_extendhisi2_disp_mem): Fold into
5565 *zero_extend<mode>si2_disp_mem.
5566 (extendhisi2, extendqisi2): Fold into extend<mode>si2.
5567 (*extendqisi2_compact_reg, *extendhisi2_compact_reg): Fold into
5568 *extend<mode>si2_compact_reg.
5569 (*extendqisi2_compact_mem_disp, *extendhisi2_compact_mem_disp): Fold
5570 into *extend<mode>si2_compact_mem_disp.
5571 (*extendqisi2_compact_snd, *extendhisi2_compact_snd): Fold into
5572 *extend<mode>si2_compact_snd.
5573 (*movsi_index_disp, *movhi_index_disp): Fold with iterators and rename
5574 to *movsi_index_disp_load, *movhi_index_disp_load,
5575 *mov<mode>_index_disp_store.
5576 (*movqi_reg_reg, *movhi_reg_reg): Fold into *mov<mode>_reg_reg.
5577 (*movqi_store_mem_disp04, *movhi_store_mem_disp05): Fold into
5578 *mov<mode>_store_mem_disp04.
5579 (*movqi_store_mem_disp12, *movhi_store_mem_disp13): Fold into
5580 *mov<mode>_store_mem_disp12.
5581 (*movqi_load_mem_disp, *movhi_load_mem_disp): Fold into
5582 *mov<mode>_load_mem_disp04 and *mov<mode>_load_mem_disp12.
5584 2012-08-29 Martin Jambor <mjambor@suse.cz>
5586 * ipa-inline.h (estimate_edge_hints): Call do_estimate_edge_hints, not
5587 do_estimate_edge_time.
5589 2012-08-29 Chung-Lin Tang <cltang@codesourcery.com>
5591 * config/mips/mips.h (CRT_CALL_STATIC_FUNCTION): Add nomips16 asm
5592 directives, remove #ifndef __mips16 guards.
5593 * config/mips/t-linux64 (MULTILIB_OSDIRNAMES): Change to use
5594 mapping style, add ../lib/mips16.
5595 (MULTILIB_OPTIONS,MULTILIB_DIRNAMES): Add mips16.
5596 (MULTILIB_EXCLUSIONS): Exclude mips16 when not -mabi=32.
5598 2012-08-28 Walter Lee <walt@tilera.com>
5599 * confg/tilegx/tilegx.md: Fix code style.
5600 (*zero_extendsidi_truncdisi): Fix typo.
5601 * config/tilegx/tilegx.c: Fix code style.
5602 (tilegx_function_profiler): Fix typo.
5604 2012-08-28 Walter Lee <walt@tilera.com>
5606 * doc/invoke.texi: Document -mcmodel=small, -mcmodel=large.
5607 * config/tilegx/tilegx.h: Include config/tilegx/tilegx-opts.h.
5608 (CRT_CALL_STATIC_FUNCTION): Define.
5609 * config/tilegx/predicates.md (const_last_symbolic_operand):
5610 Handle UNSPEC_HW2_LAST_PCREL, UNSPEC_HW1_LAST_PLT_PCREL, and
5611 UNSPEC_HW2_LAST_PLT_PCREL.
5612 (const_symbolic_operand): Handle UNSPEC_HW1_PCREL,
5613 UNSPEC_HW0_PLT_PCREL, and UNSPEC_HW1_PLT_PCREL.
5614 * config/tilegx/tilegx.md (UNSPEC_MOV_LARGE_PCREL_STEP4): Define,
5615 and renumber the constants that follow.
5616 (UNSPEC_HW1_PCREL): Ditto.
5617 (UNSPEC_HW2_LAST_PCREL): Ditto.
5618 (UNSPEC_HW0_PLT_PCREL): Define.
5619 (UNSPEC_HW1_PLT_PCREL): Define.
5620 (UNSPEC_HW1_LAST_PLT_PCREL): Define.
5621 (UNSPEC_HW2_LAST_PLT_PCREL): Define.
5622 (mov_large_pcrel_step1): Define.
5623 (mov_large_pcrel_step2): Define.
5624 (mov_large_pcrel_step3): Define.
5625 (mov_large_pcrel_step4): Define.
5626 (mov_plt_pcrel_step1): Define.
5627 (mov_plt_pcrel_step2): Define.
5628 (mov_plt_pcrel_step3): Define.
5629 (mov_plt_pcrel_step1_32bit): Define.
5630 (mov_plt_pcrel_step2_32bit): Define.
5631 (call): Handle tilegx_cmodel == CM_LARGE, CM_LARGE_PIC.
5632 (call_value): Ditto.
5633 * config/tilegx/tilegx.opt: Include config/tilegx/tilegx-opts.h.
5634 (mcmodel): New option.
5635 (enum cmodel): Define.
5638 * config/tilegx/tilegx-opts.h: New file.
5639 * config/tilegx/tilegx-protos.h (tilegx_compute_pcrel_address):
5641 (tilegx_compute_pcrel_plt_address): Declare.
5642 * config/tilegx/tilegx.c (tilegx_option_override): Handle
5644 (tilegx_function_ok_for_sibcall): Ditto.
5645 (compute_pcrel_address): Rename to tilegx_compute_pcrel_address,
5646 and don't declare static. Handle tilegx_cmodel.
5647 (tilegx_compute_pcrel_plt_address): Define.
5648 (tilegx_legitimize_pic_address): Rename calls to
5649 compute_pcrel_address.
5650 (tilegx_delegitimize_address): Handle UNSPEC_HW1_PCREL,
5651 UNSPEC_HW2_LAST_PCREL, UNSPEC_HW0_PLT_PCREL, UNSPEC_HW1_PLT_PCREL,
5652 UNSPEC_HW1_LAST_PLT_PCREL, UNSPEC_HW2_LAST_PLT_PCREL.
5653 (load_pic_register): Rename call to compute_pcrel_address.
5654 (tilegx_print_operand): Handle UNSPEC_HW1_PCREL,
5655 UNSPEC_HW2_LAST_PCREL, UNSPEC_HW0_PLT_PCREL, UNSPEC_HW1_PLT_PCREL,
5656 UNSPEC_HW1_LAST_PLT_PCREL, UNSPEC_HW2_LAST_PLT_PCREL.
5658 2012-08-27 Maxim Kuvyrkov <maxim@codesourcery.com>
5660 * sched-deps.c (add_dependence_list_and_free): Simplify.
5661 (flush_pending_list_and_free): Fix a hack that was fixing a hack. Free
5662 lists when add_dependence_list_and_free doesn't free them.
5664 2012-08-27 Uros Bizjak <ubizjak@gmail.com>
5667 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): Return
5668 true for TARGET_64BIT or !flag_pic.
5669 * config/i386/sync.md (*atomic_compare_and_swap_doubledi_pic): Remove.
5670 (atomic_compare_and_swap_double<mode>): Change operand 2 predicate
5671 to cmpxchg8b_pic_memory_operand. Use DWIH mode iterator.
5672 Add insn constraint. Conditionally emit xchg asm insns.
5673 (atomic_compare_and_swap<mode>): Update calls. Check only
5674 cmpxchg8b_pic_memory_operand in memory address fixup.
5676 (CASHMODE): Rename from DCASHMODE.
5677 (doublemodesuffix): Update modes.
5678 (regprefix): New mode attribute.
5680 (unspecv) <UNSPECV_CMPXCHG_{1,2,3,4}>: Remove.
5681 <UNSPECV_CMPXCHG>: New constant.
5682 (atomic_compare_and_swap<mode>_1): Rename from
5683 atomic_compare_and_swap_single<mode>. Update calls and
5684 unspec_volatile constants.
5685 (atomic_compare_and_swap<mode>_doubleword): Rename from
5686 atomic_compare_and_swap_double<mode>. Update calls and
5687 unspec_volatile constants.
5689 2012-08-27 Walter Lee <walt@tilera.com>
5691 * doc/md.texi (TILE-Gx): Fix typo.
5693 2012-08-27 Walter Lee <walt@tilera.com>
5695 * config/tilegx/tilegx.c (tilegx_function_profiler): Fix typo.
5696 * config/tilepro/tilepro.c (tilepro_function_profiler): Ditto.
5698 2012-08-27 Walter Lee <walt@tilera.com>
5700 * config/tilegx/tilegx.md (*bfins): Rename to insn_bfins.
5701 (insn_bfins): Delete.
5703 2012-08-27 Walter Lee <walt@tilera.com>
5705 * config/tilegx/sync.md (atomic_compare_and_swap_bare<mode>,
5706 atomic_exchange_bare<mode>,
5707 atomic_fetch_<fetchop_name>_bare<mode>): Set type to X1_remote.
5708 * config/tilegx/tilegx-generic.md (X1_remote): New
5710 * config/tilegx/tilegx.md (type): Add X1_remove.
5711 (insn_cmpexch<four_if_si>, insn_exch<four_if_si>,
5712 insn_fetchadd<four_if_si>, insn_fetchaddgez<four_if_si>,
5713 insn_fetchand<four_if_si>, insn_fetchor<four_if_si>): Set type to
5716 2012-08-27 Andreas Schwab <schwab@linux-m68k.org>
5718 * gdbinit.in: Fix syntax of skip command.
5720 2012-08-27 Richard Sandiford <rdsandiford@googlemail.com>
5722 * config/mips/mips.c (mips_pic_call_symbol_from_set): Check for
5723 SYMBOL_REF SET_SRCs.
5725 2012-08-27 Richard Sandiford <rdsandiford@googlemail.com>
5727 * config/mips/mips.c (vr4130_align_insns): Don't simulate
5728 ghost instructions. Assert that the required instructions exist.
5730 2012-08-26 Richard Sandiford <rdsandiford@googlemail.com>
5732 * config/mips/mips.h (AVOID_CCMODE_COPIES): Update rationale for
5734 * config/mips/mips.c (machine_function): Add next_fcc.
5735 (mips_output_move): Remove handling of fcc moves.
5736 (mips_allocate_fcc): New function.
5737 (mips_emit_compare, mips_expand_vcondv2sf): Use it.
5738 (mips_hard_regno_mode_ok_p): Restrict CCmode to ST registers.
5739 Remove special case for CCmode reloads.
5740 (mips_expand_builtin_compare_1): Use mips_allocate_fcc and treat
5741 the result a fixed operand.
5742 * config/mips/mips.md (move_type): Remove lui_movf.
5743 (type, length): Remove references to it.
5744 (movcc, reload_incc, reload_outcc): Delete.
5746 2012-08-26 Richard Sandiford <rdsandiford@googlemail.com>
5748 * config/mips/mips.c (mips_has_long_branch_p): New function,
5750 (mips_expand_ghost_gp_insns): ...here. Look inside sequences.
5752 2012-08-26 Richard Sandiford <rdsandiford@googlemail.com>
5754 * config/mips/mips.c (r10k_safe_mem_expr_p): Use get_inner_reference.
5756 2012-08-26 Richard Sandiford <rdsandiford@googlemail.com>
5758 * config/mips/mips.c (mips_rtx_costs): Add costs for CINS.
5760 2012-08-26 Richard Sandiford <rdsandiford@googlemail.com>
5762 * config/mips/mips.c (mips_rtx_costs): Add missing COSTS_N_INSNS
5763 to the size cost of multiplication.
5765 2012-08-26 Gerald Pfeifer <gerald@pfeifer.com>
5767 * doc/install.texi (Specific): Clarify what needs to be added to
5770 2012-08-26 Gerald Pfeifer <gerald@pfeifer.com>
5772 * doc/tm.texi.in (Misc): Move descriptions of NO_DOLLAR_IN_LABEL
5773 and NO_DOT_IN_LABEL from here...
5774 (Label Output): ...to here.
5775 * doc/tm.texi: Regenerate.
5777 2012-08-26 Gerald Pfeifer <gerald@pfeifer.com>
5779 * doc/invoke.texi (C++ Dialect Options): Add missing space.
5781 2012-08-25 Eric Botcazou <ebotcazou@adacore.com>
5783 PR rtl-optimization/54088
5784 * jump.c (delete_related_insns): Robustify latest change.
5786 2012-08-25 Ricardo Catalinas Jiménez <jimenezrick@gmail.com>
5788 * doc/extend.texi (__atomic Builtins): Remove space before comma.
5790 2012-08-25 Richard Sandiford <rdsandiford@googlemail.com>
5791 Andrew Pinski <apinski@cavium.com>
5793 * config/mips/mips.h (CASE_VECTOR_MODE): For not
5794 TARGET_MIPS16_SHORT_JUMP_TABLES use ptr_mode.
5795 (CASE_VECTOR_SHORTEN_MODE): Likewise.
5797 2012-08-25 Uros Bizjak <ubizjak@gmail.com>
5799 * config/i386/i386.h (FP_REG_P): Remove macro.
5800 (FP_REGNO_P): Ditto.
5801 (HARD_REGNO_NREGS): Use STACK_REGNO_P instead of FP_REGNO_P.
5802 (HARD_REGNO_NREGS_HAS_PADDING): Ditto.
5803 (ANY_FP_REGNO_P): Ditto.
5804 (HARD_REGNO_RENAME_OK): Use STACK_REGNO_P.
5805 * config/i386/i386.c (output_387_ffreep): Use STACK_REGNO_P
5806 instead of FP_REGNO_P.
5807 (ix86_hard_regno_mode_ok): Ditto.
5808 * config/i386/predicates.md (fp_register_operand): Ditto.
5809 (register_and_not_fp_reg_operand): Ditto.
5810 * config/i386/sync.md (atomic_loaddi_fpu): Use STACK_REG_P instead
5813 * reg-stack.c (get_true_reg): Use STACK_REG_P instead of FP_REG_P.
5815 2012-08-24 Jason Merrill <jason@redhat.com>
5817 * print-tree.c (print_node): Don't check TREE_LANG_FLAG_*
5818 on TREE_VEC or SSA_NAME.
5820 2012-08-24 Jakub Jelinek <jakub@redhat.com>
5823 * gimplify.c (optimize_compound_literals_in_ctor): Only recurse
5824 if init is a CONSTRUCTOR.
5826 2012-08-24 Steven Bosscher <steven@gcc.gnu.org>
5828 * tree-ssa-live.c (dump_var_map): Do not dump the partition
5829 map of virtual operands.
5831 2012-08-24 Yuri Rumyantsev <ysrumyan@gmail.com>
5833 * config/i386/i386.c (ia32_multipass_dfa_lookahead) : Add
5834 case for Atom processor.
5836 2012-08-24 Simon Baldwin <simonb@google.com>
5838 * dwarf2out.c (gen_producer_string): Omit command line switch if
5839 CL_NO_DWARF_RECORD flag set.
5840 * opts.h (CL_NO_DWARF_RECORD): New.
5841 * opt-functions.awk (switch_flags): Add NoDWARFRecord.
5842 * doc/options.texi: Document NoDWARFRecord option flag.
5844 2012-08-24 H.J. Lu <hongjiu.lu@intel.com>
5847 * dwarf2out.c (mem_loc_descriptor): Allow arg_pointer_rtx and
5848 frame_pointer_rtx for based_loc_descr.
5850 2012-08-24 Martin Jambor <mjambor@suse.cz>
5852 * predict.c (maybe_hot_frequency_p): New parameter fun. Use its decl
5853 instead of current_function_decl, use profile_status_for_function and
5854 ENTRY_BLOCK_PTR_FOR_FUNCTION with fun instead of their cfun variants.
5855 (maybe_hot_count_p): New parameter fun, use
5856 profile_status_for_function instead of its cfun_variant.
5857 (maybe_hot_bb_p): New parameter fun, checking-assert it, pass it to
5859 (maybe_hot_edge_p): Pass cfun to maybe_hot_count_p and
5860 maybe_hot_frequency_p.
5861 (probably_never_executed_bb_p): New parameter fun, use its decl
5862 instead of current_function_decl.
5863 (optimize_bb_for_size_p): Pass cfun to maybe_hot_bb_p.
5864 (rtl_profile_for_bb): Likewise.
5865 (compute_function_frequency): Pass cfun to maybe_hot_bb_p and
5866 probably_never_executed_bb_p.
5867 * tree-ssa-operands.c (ssa_operands_active): New operator fun. Use it
5869 (update_stmt_operands): Pass cfun as an argument of
5870 ssa_operands_active.
5871 (swap_tree_operands): Likewise.
5872 * gimple-iterator.c (update_modified_stmt): Likewise.
5873 (update_modified_stmts): Likewise.
5874 * tree-flow-inline.h (delink_stmt_imm_use): Likewise.
5875 * tree-ssa.c (delete_tree_ssa): Likewise.
5876 * bb-reorder.c (bb_to_key): Pass cfun to probably_never_executed_bb_p.
5877 (push_to_next_round_p): Likewise.
5878 (find_rarely_executed_basic_blocks_and_crossing_edges ): Likewise.
5879 * cfg.c: Inlude tree.h.
5880 (check_bb_profile): Use profile_status_for_function,
5881 EXIT_BLOCK_PTR_FOR_FUNCTION and ENTRY_BLOCK_PTR_FOR_FUNCTION with
5882 DECL_STRUCT_FUNCTION (current_function_decl) instead of their cfun
5884 (dump_bb_info): Pass DECL_STRUCT_FUNCTION (current_function_decl) to
5885 maybe_hot_bb_p and probably_never_executed_bb_p.
5886 * gimple-pretty-print.c (gimple_dump_bb_buff): Checking-assert that
5887 DECL_STRUCT_FUNCTION (current_function_decl) is not NULL. Pass it to
5888 dump_histograms_for_stmt.
5889 (dump_gimple_mem_ops): Pass
5890 DECL_STRUCT_FUNCTION (current_function_decl)
5891 as an argument to dump_gimple_mem_ops.
5892 * tree-cfg.c (dump_function_to_file): Rename parameter fn to fndecl.
5893 Do not change cfun. Change and restore current_function_decl.
5894 * Makefile.in (cfg.o): Include TREE_H in dependencies.
5896 2012-08-24 Georg-Johann Lay <avr@gjlay.de>
5899 * avr-modes.def (HA, SA, DA, TA, UTA): Adjust modes.
5900 * avr/avr-fixed.md: New file.
5901 * avr/avr.md: Include it.
5903 (adjust_len): Add: minus, minus64, ufract, sfract.
5904 (ALL1, ALL2, ALL4, ORDERED234): New mode iterators.
5905 (MOVMODE): Add: QQ, UQQ, HQ, UHQ, HA, UHA, SQ, USQ, SA, USA.
5906 (MPUSH): Add: HQ, UHQ, HA, UHA, SQ, USQ, SA, USA.
5907 (pushqi1, xload8_A, xload_8, movqi_insn, *reload_inqi, addqi3,
5908 subqi3, ashlqi3, *ashlqi3, ashrqi3, lshrqi3, *lshrqi3, *cmpqi,
5909 cbranchqi4, *cpse.eq): Generalize to handle all 8-bit modes in ALL1.
5910 (*movhi, reload_inhi, addhi3, *addhi3, addhi3_clobber, subhi3,
5911 ashlhi3, *ashlhi3_const, ashrhi3, *ashirhi3_const, lshrhi3,
5912 *lshrhi3_const, *cmphi, cbranchhi4): Generalize to handle all
5913 16-bit modes in ALL2.
5914 (subhi3, casesi, strlenhi): Add clobber when expanding minus:HI.
5915 (*movsi, *reload_insi, addsi3, subsi3, ashlsi3, *ashlsi3_const,
5916 ashrsi3, *ashrhi3_const, *ashrsi3_const, lshrsi3, *lshrsi3_const,
5917 *reversed_tstsi, *cmpsi, cbranchsi4): Generalize to handle all
5918 32-bit modes in ALL4.
5919 * avr-dimode.md (ALL8): New mode iterator.
5920 (adddi3, adddi3_insn, adddi3_const_insn, subdi3, subdi3_insn,
5921 subdi3_const_insn, cbranchdi4, compare_di2,
5922 compare_const_di2, ashrdi3, lshrdi3, rotldi3, ashldi3_insn,
5923 ashrdi3_insn, lshrdi3_insn, rotldi3_insn): Generalize to handle
5924 all 64-bit modes in ALL8.
5925 * config/avr/avr-protos.h (avr_to_int_mode): New prototype.
5926 (avr_out_fract, avr_out_minus, avr_out_minus64): New prototypes.
5927 * config/avr/avr.c (TARGET_FIXED_POINT_SUPPORTED_P): Define to...
5928 (avr_fixed_point_supported_p): ...this new static function.
5929 (TARGET_BUILD_BUILTIN_VA_LIST): Define to...
5930 (avr_build_builtin_va_list): ...this new static function.
5931 (avr_adjust_type_node): New static function.
5932 (avr_scalar_mode_supported_p): Allow if ALL_FIXED_POINT_MODE_P.
5933 (avr_builtin_setjmp_frame_value): Use gen_subhi3 and return new
5934 pseudo instead of gen_rtx_MINUS.
5935 (avr_print_operand, avr_operand_rtx_cost): Handle: CONST_FIXED.
5936 (notice_update_cc): Handle: CC_MINUS.
5937 (output_movqi): Generalize to handle respective fixed-point modes.
5938 (output_movhi, output_movsisf, avr_2word_insn_p): Ditto.
5939 (avr_out_compare, avr_out_plus_1): Also handle fixed-point modes.
5940 (avr_assemble_integer): Ditto.
5941 (output_reload_in_const, output_reload_insisf): Ditto.
5942 (avr_compare_pattern): Skip all modes > 4 bytes.
5943 (avr_2word_insn_p): Skip movuqq_insn, movqq_insn.
5944 (avr_out_fract, avr_out_minus, avr_out_minus64): New functions.
5945 (avr_to_int_mode): New function.
5946 (adjust_insn_length): Handle: ADJUST_LEN_SFRACT,
5947 ADJUST_LEN_UFRACT, ADJUST_LEN_MINUS, ADJUST_LEN_MINUS64.
5948 * config/avr/predicates.md (const0_operand): Allow const_fixed.
5949 (const_operand, const_or_immediate_operand): New.
5950 (nonmemory_or_const_operand): New.
5951 * config/avr/constraints.md (Ynn, Y00, Y01, Y02, Ym1, Ym2, YIJ):
5953 * config/avr/avr.h (LONG_LONG_ACCUM_TYPE_SIZE): Define.
5955 2012-08-23 Kenneth Zadeck <zadeck@naturalbridge.com>
5957 * alias.c (rtx_equal_for_memref_p): Convert constant cases.
5958 * combine.c (find_single_use_1, mark_used_regs_combine): Convert
5960 * cse.c (exp_equiv_p, canon_reg, fold_rtx, cse_process_notes_1,
5961 count_reg_usage): Convert constant cases.
5962 * cselib.c (cselib_expand_value_rtx_1): Convert to CASE_CONST_ANY.
5963 (cselib_subst_to_values): Convert constant cases.
5964 * df-scan.c (df_uses_record): Ditto.
5965 * dse.c (const_or_frame_p): Convert case statements to explicit
5966 if-then-else using mode classes.
5967 * emit-rtl.c (verify_rtx_sharing, copy_insn_1): Convert constant cases.
5968 * explow.c (convert_memory_address_addr_space): Ditto.
5969 * gcse.c (want_to_gcse_p, oprs_unchanged_p, compute_transp): Ditto.
5970 * genattrtab.c (attr_copy_rtx, clear_struct_flag): Ditto.
5971 * ira.c (equiv_init_varies_p, contains_replace_regs,
5972 memref_referenced_p, rtx_moveable_p): Ditto.
5973 * jump.c (mark_jump_label_1): Remove constant cases.
5974 (rtx_renumbered_equal_p): Convert to CASE_CONST_UNIQUE.
5975 * loop-invariant.c (check_maybe_invariant, hash_invariant_expr_1,
5976 invariant_expr_equal_p): Convert to CASE_CONST_ANY.
5977 * postreload-gcse.c (oprs_unchanged_p): Convert constant cases.
5978 * reginfo.c (reg_scan_mark_refs): Ditto.
5979 * regrename.c (scan_rtx): Ditto.
5980 * reload1.c (eliminate_regs_1, elimination_effects,
5981 scan_paradoxical_subregs): Ditto.
5982 * reload.c (operands_match_p, subst_reg_equivs): Ditto.
5983 * resource.c (mark_referenced_resources, mark_set_resources): Ditto.
5984 * rtlanal.c (rtx_unstable_p, rtx_varies_p, count_occurrences)
5985 (reg_mentioned_p, modified_between_p, modified_in_p)
5986 (volatile_insn_p, volatile_refs_p, side_effects_p, may_trap_p_1,
5987 inequality_comparisons_p, computed_jump_p_1): Ditto.
5988 * rtl.c (copy_rtx, rtx_equal_p_cb, rtx_equal_p): Ditto.
5989 * sched-deps.c (sched_analyze_2): Ditto.
5990 * valtrack.c (cleanup_auto_inc_dec): Ditto.
5991 * rtl.h: (CASE_CONST_SCALAR_INT, CASE_CONST_UNIQUE,
5992 CASE_CONST_ANY): New macros.
5994 2012-08-23 Julian Brown <julian@codesourcery.com>
5995 Sandra Loosemore <sandra@codesourcery.com>
5997 * config/mips/mips.md
5998 (UNSPEC_CASESI_DISPATCH): New.
5999 (MIPS16_T_REGNUM): New constant.
6000 (tablejump): Don't use for MIPS16_SHORT_JUMP_TABLES.
6002 (casesi_internal_mips16_<mode>): New.
6003 * config/mips/mips.c (mips16_split_long_branches): Adjust test
6004 to ignore casesi jump tables.
6005 * config/mips/mips.h (TARGET_MIPS16_SHORT_JUMP_TABLES): Update
6007 (CASE_VECTOR_MODE): Use SImode unconditionally.
6008 (CASE_VECTOR_SHORTEN_MODE): Define.
6009 (ASM_OUTPUT_ADDR_DIFF_ELT): Output word-sized addr_diff_elts
6010 when necessary for MIPS16_SHORT_JUMP_TABLES.
6012 2012-08-23 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6014 * config/rs6000/rs6000.c (rs6000_density_test): Free loop body.
6016 2012-08-23 H.J. Lu <hongjiu.lu@intel.com>
6019 * doc/invoke.texi: Add -da and remove -dm.
6021 2012-08-23 Richard Guenther <rguenther@suse.de>
6023 * tree-vect-stmts.c (vect_finish_stmt_generation): Update
6026 2012-08-23 Jakub Jelinek <jakub@redhat.com>
6028 * tree.c (copy_node_stat): Clear DECL_STRUCT_FUNCTION.
6030 2012-08-23 Mingjie Xing <mingjie.xing@gmail.com>
6032 * doc/gty.texi: Fix typo.
6034 2012-08-23 Richard Guenther <rguenther@suse.de>
6036 * tree-ssa-loop-manip.c (add_exit_phis_var): Allow virtual operands.
6037 (find_uses_to_rename_use): Likewise.
6038 (find_uses_to_rename_bb): Likewise.
6039 (find_uses_to_rename_stmt): Walk over all operands.
6041 2012-08-22 Oleg Endo <olegendo@gcc.gnu.org>
6044 * config/sh/predicates (p27_rshift_count_operand,
6045 not_p27_rshift_count_operand): New predicates.
6046 * config/sh/sh.c (sh_ashlsi_clobbers_t_reg_p,
6047 sh_lshrsi_clobbers_t_reg_p, sh_dynamicalize_shift_p): Handle special
6048 case when shift amount is 31.
6049 (gen_ashift): Emit gen_shlr instead of gen_lshrsi3_m.
6050 * config/sh/sh.md (ashlsi3_d): Set type to 'dyn_shift' instead
6052 (ashlsi_c): Rename to shll. Adapt calls to gen_ashlsi_c throughout
6054 (lshrsi3): Remove clobber from expander. Use shift_count_operand
6055 instead of nonmemory_operand predicate for second operand. Add
6056 handling of case lshrsi3_n_clobbers_t.
6057 (lshrsi3_k): Use p27_rshift_count_operand for second operand.
6058 (lshrsi3_d): Make insn_and_split. Split dynamic shift to constant
6059 shift sequences if beneficial.
6060 (lshrsi3_n): Make insn_and_split. Split constant shift sequence to
6061 dynamic shift if beneficial.
6062 (lshrsi3_n_clobbers_t): New insn_and_split.
6063 (lshrsi3_m): Delete.
6065 2012-08-22 Steven Bosscher <steven@gcc.gnu.org>
6067 * tracer.c (mark_bb_seen): Use SBITMAP_SIZE.
6069 * alias.c (MAX_ALIAS_LOOP_PASSES): Update comment with rationale,
6070 or rather a lack thereof.
6071 (init_alias_analysis): Propagate the latest information across
6072 the CFG in topological order to propagate as far as possible in
6073 each iteration. Ignore debug insns.
6075 2012-08-22 H.J. Lu <hongjiu.lu@intel.com>
6077 * doc/invoke.texi: Document -mlong-double-64/-mlong-double-80.
6079 * config/i386/i386.c (flag_opts): Add -mlong-double-64.
6080 (TARGET_HAS_BIONIC): Default long double to 64-bit for Bionic.
6082 * config/i386/i386.h (LONG_DOUBLE_TYPE_SIZE): Use 64 if
6083 TARGET_LONG_DOUBLE_64 is true.
6084 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): New macro.
6085 (WIDEST_HARDWARE_FP_SIZE): Defined to 80.
6087 * config/i386/i386.opt (mlong-double-80): New option.
6088 (mlong-double-64): Likewise.
6090 * config/i386/i386-c.c (ix86_target_macros): Define
6091 __LONG_DOUBLE_64__ for TARGET_LONG_DOUBLE_64.
6093 2012-08-22 H.J. Lu <hongjiu.lu@intel.com>
6096 * config/i386/i386.c (ix86_split_to_parts): Replace
6097 REAL_VALUE_TO_TARGET_LONG_DOUBLE with real_to_target.
6099 2012-08-22 Richard Guenther <rguenther@suse.de>
6101 * tree-vectorizer.c (vectorize_loops): Do not call
6102 mark_virtual_operands_for_renaming.
6103 * tree-vect-slp.c (vect_slp_transform_bb): Likewise.
6104 Do not update SSA form here.
6106 2012-08-22 Dodji Seketeli <dodji@redhat.com>
6108 * tree.h (TREE_NOTHROW): Use the base.nothrow_flag.
6110 2012-08-22 Richard Guenther <rguenther@suse.de>
6112 PR tree-optimization/46590
6113 * tree-ssa-alias.h (get_continuation_for_phi): Add alias query
6114 counter output argument.
6115 (walk_non_aliased_vuses): Add alias query counter argument
6116 to the walker callback.
6117 * tree-ssa-alias.c (maybe_skip_until): Add alias query counter
6118 output argument and count alias queries.
6119 (get_continuation_for_phi_1): Likewise.
6120 (get_continuation_for_phi): Likewise.
6121 (walk_non_aliased_vuses): Add alias query counter argument
6122 to the walker callback and allow it to abort the walk by
6124 * tree-ssa-pre.c (translate_vuse_through_block): Adjust.
6125 * tree-ssa-sccvn.c (vn_reference_lookup_2): Add alias query
6126 counter parmeter, abort walk if that is bigger than
6127 --param sccvn-max-alias-queries-per-access.
6128 * params.def (sccvn-max-alias-queries-per-access): New param.
6129 * doc/invoke.texi (sccvn-max-alias-queries-per-access): Document.
6131 2012-08-22 Richard Guenther <rguenther@suse.de>
6133 * tree-ssa-loop-ch.c (copy_loop_headers): Remove redundant checking.
6134 * tree-into-ssa.c (initialize_flags_in_bb): Use gcc_checking_assert
6135 instead of gcc_assert.
6136 (mark_block_for_update): Likewise.
6137 (add_new_name_mapping): Likewise.
6138 (mark_def_sites): Likewise.
6139 (insert_phi_nodes_for): Likewise.
6140 (rewrite_debug_stmt_uses): Likewise.
6141 (rewrite_stmt): Likewise.
6142 (maybe_register_def): Likewise.
6143 (rewrite_update_phi_arguments): Likewise.
6144 (rewrite_update_enter_block): Likewise.
6145 (mark_def_interesting): Likewise.
6146 (prepare_def_site_for): Likewise.
6147 (insert_updated_phi_nodes_for): Likewise.
6149 2012-08-22 Jakub Jelinek <jakub@redhat.com>
6151 * tree-vect-loop.c (vect_transform_loop): Initialize
6152 check_profitability to false.
6154 * tree-predcom.c (try_combine_chains): Free the worklist vector
6157 2012-08-22 Marc Glisse <marc.glisse@inria.fr>
6159 PR tree-optimization/54317
6160 * tree-vrp.c (extract_range_from_binary_expr_1): Test for
6161 double_int overflow.
6164 2012-08-22 Jakub Jelinek <jakub@redhat.com>
6166 * tree-vrp.c (find_assert_locations): Skip also edges
6167 from the entry block.
6169 * tree-vect-loop-manip.c (slpeel_make_loop_iterate_ntimes): Call
6170 free_stmt_vec_info on orig_cond after gsi_removing it.
6171 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Always
6172 free body_cost_vec vector.
6173 (vect_analyze_data_refs): If gather is unsuccessful,
6175 * tree-inline.c (tree_function_versioning): Free
6176 old_transforms_to_apply vector.
6178 2012-08-22 Steven Bosscher <steven@gcc.gnu.org>
6180 * tree-ssa-coalesce.c (struct ssa_conflicts_d): Make contents
6181 of this a VEC and add a bitmap obstack.
6182 (ssa_conflicts_new): Allocate the obstack and grow the VEC cleared
6184 (ssa_conflicts_delete): Free the VEC and release the obstack.
6185 (ssa_conflicts_test_p, ssa_conflicts_test_p, ssa_conflicts_add_one,
6186 ssa_conflicts_merge, ssa_conflicts_dump): Update for above changes.
6187 (truct live_track_d): Add another bitmap obstack here.
6188 (new_live_track): Initialize it and use it for all bitmaps.
6189 (delete_live_track): Don't free the bitmaps one at a time, just
6190 release the obstack.
6191 (create_outofssa_var_map): Fix to conform to GCC code style rules.
6193 2012-08-21 Nathan Froyd <froydnj@gcc.gnu.org>
6195 * config/m32c/constraints.md: New file.
6196 * config/m32c/t-m32c (MD_FILES): Add constraints.
6197 * config/m32c/m32c-protos.h (m32c_const_ok_for_constraint_p): Delete.
6198 (m32c_extra_address_constraint, m32c_extra_memory_constraint): Delete.
6199 (m32c_reg_class_from_constraint): Delete.
6200 (m32c_extra_constraint_p, m32c_extra_constraint_p2): Delete.
6201 (m32c_matches_constraint_p): Declare.
6202 * config/m32c/m32c.h (CONSTRAINT_LEN): Delete.
6203 (REG_CLASS_FROM_CONSTRAINT): Delete.
6204 (CONST_OK_FOR_CONSTRAINT_P): Delete.
6205 (CONST_DOUBLE_OK_FOR_CONSTRAINT_P): Delete.
6206 (EXTRA_CONSTRAINT_STR): Delete.
6207 (EXTRA_MEMORY_CONSTRAINT, EXTRA_ADDRESS_CONSTRAINT): Delete.
6208 * config/m32c/m32c.c: Include tm-constrs.h
6209 (m32c_reg_class_from_constraint): Delete.
6210 (m32c_const_ok_for_constraint_p): Delete.
6211 (m32c_extra_constraint_p2): Rename to...
6212 (m32c_matches_constraint_p): ...this. Make it return bool. Tweak
6214 (m32c_extra_constraint_p): Delete.
6215 (m32c_extra_address_constraint, m32c_extra_memory_constraint): Delete.
6216 (m32c_split_move): Use satisfies_constraint_Ss.
6217 * config/m32c/predicates.md (memsym_operand): Use
6218 satisfies_constraint_Si.
6219 (memimmed_operand): Use satisfies_constraint_Sp.
6220 (m32c_psi_scale, m32c_1bit8_operand): Use satisfies_constraint_Ilb.
6221 (m32c_1bit16_operand): Use satisfies_constraint_Ilw.
6222 (m32c_1mask8_operand): Use satisfies_constraint_ImB.
6223 (m32c_1mask16_operand): Use satisfies_constraint_Imw.
6225 2012-08-21 Nathan Froyd <froydnj@gcc.gnu.org>
6227 * config/mep/mep.h (REG_CLASS_FROM_CONSTRAINT): Delete.
6228 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
6229 (CONSTRAINT_LEN, EXTRA_CONSTRAINT): Delete.
6230 * config/mep/mep.c (mep_reg_class_from_constraint): Delete.
6231 (mep_const_ok_for_letter_p, mep_extra_constraint): Delete.
6232 * config/mep/mep-protos.h (mep_reg_class_from_constraint): Delete.
6233 (mep_const_ok_for_letter_p, mep_extra_constraint): Delete.
6235 2012-08-21 Oleg Endo <olegendo@gcc.gnu.org>
6237 * config/sh/sh.md (cmpeqdi_t, cmpgtdi_t, cmpgedi_t, cmpgeudi_t,
6238 cmpgtudi_t, *movsicc_t_false, *movsicc_t_true, divsi_inv20, negsi_cond,
6239 truncdihi2, ic_invalidate_line_i, ic_invalidate_line_sh4a,
6240 ic_invalidate_line_media, movdf_i4, calli_pcrel, call_valuei,
6241 call_valuei_pcrel, sibcalli_pcrel, sibcall_compact,
6242 sibcall_valuei_pcrel, sibcall_value_compact, casesi_worker_1,
6243 casesi_worker_2, bandreg_m2a, borreg_m2a, bxorreg_m2a, sp_switch_1,
6244 sp_switch_2, stack_protect_set_si, stack_protect_set_si_media,
6245 stack_protect_set_di_media, stack_protect_test_si,
6246 stack_protect_test_si_media, stack_protect_test_di_media): Convert to
6247 multi-line asm output strings.
6248 (divsi_inv_qitable, divsi_inv_hitable): Use single-alternative asm
6250 (*andsi3_bclr, rotldi3_mextr, rotrdi3_mextr, calli,
6251 call_valuei_tbr_rel, movml_push_banked, movml_pop_banked, bclr_m2a,
6252 bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a, bldsign_m2a,
6253 bld_reg, *bld_regqi, band_m2a, bor_m2a, bxor_m2a, mextr_rl, *mextr_lr):
6254 Use tab char instead of '\\t'.
6255 (iordi3): Use braced string.
6256 (*movsi_pop): Use tab chars instead of spaces.
6258 2012-08-21 Oleg Endo <olegendo@gcc.gnu.org>
6261 * config/sh/sh.md (*movhi_index_disp): Add support for SH2A
6264 2012-08-21 H.J. Lu <hongjiu.lu@intel.com>
6267 * df-scan.c (df_bb_verify): Restore df_free_collection_rec call
6268 inside the insn traversal loop.
6270 * vec.h (vec_reserve): Remove the stack allocation check.
6272 2012-08-21 Marc Glisse <marc.glisse@inria.fr>
6274 * fold-const.c (fold_ternary_loc): Detect identity permutations.
6275 Canonicalize permutations more.
6276 * tree-ssa-forwprop.c (is_combined_permutation_identity): New function.
6277 (simplify_permutation): Likewise.
6278 (ssa_forward_propagate_and_combine): Call it.
6280 2012-08-21 Richard Guenther <rguenther@suse.de>
6282 * tree-ssa-loop-im.c (tree_ssa_lim_finalize): Properly free
6283 the affine expansion cache.
6284 * tree-ssa-dom.c (free_expr_hash_elt_contents): New function,
6286 (free_expr_hash_elt): ... this one.
6287 (record_cond): Properly free a not needed hashtable element.
6288 (lookup_avail_expr): Likewise.
6289 * tree-into-ssa.c (init_ssa_renamer): Specify a free function
6290 for the var_infos hashtable.
6291 (update_ssa): Likewise.
6293 2012-08-21 Richard Guenther <rguenther@suse.de>
6295 * alloc-pool.c (pool_alloc): Fix valgrind annotation.
6296 * tree.h: Fix typo and complete flags documentation.
6298 2012-08-21 Richard Guenther <rguenther@suse.de>
6300 * tree.h (struct tree_base): Add union to make it possible to
6301 re-use the upper 4 bytes for tree codes that do not need as
6302 many flags as others. Move visited and default_def_flag to
6303 common bits section in exchange for saturating_flag and
6304 unsigned_flag. Add SSA name version and tree vec length
6306 (struct tree_vec): Remove length field here.
6307 (struct tree_ssa_name): Remove version field here.
6309 2012-08-20 Jan Hubicka <jh@suse.cz>
6312 * ipa-inline.c (want_inline_small_function_p): Take loop_iterations
6314 (edge_badness): Likewise.
6315 * ipa-inline.h (inline_hints_vals): Add INLINE_HINT_loop_iterations.
6316 (inline_summary): Add loop_iterations.
6317 * ipa-inline-analysis.c: Include tree-scalar-evolution.h.
6318 (dump_inline_hints): Dump loop_iterations.
6319 (reset_inline_summary): Free loop_iterations.
6320 (inline_node_duplication_hook): Update loop_iterations.
6321 (dump_inline_summary): Dump loop_iterations.
6322 (will_be_nonconstant_expr_predicate): New function.
6323 (estimate_function_body_sizes): Analyze loops.
6324 (estimate_node_size_and_time): Set hint loop_iterations.
6325 (inline_merge_summary): Merge loop iterations.
6326 (inline_read_section): Stream in loop_iterations.
6327 (inline_write_summary): Stream out loop_iterations.
6329 2012-08-20 Oleg Endo <olegendo@gcc.gnu.org>
6332 * config/sh/sh.md (rotcr, *rotcr, shar, shlr): New insns and splits.
6333 (ashrdi3_k, lshrdi3_k): Rewrite as insn_and_split.
6334 * config/sh/sh.c (sh_lshrsi_clobbers_t_reg_p): New function.
6335 * config/sh/sh-protos.h (sh_lshrsi_clobbers_t_reg_p): Declare it.
6337 2012-08-20 Oleg Endo <olegendo@gcc.gnu.org>
6340 * config/sh/sh.md (*cset_zero): New insns.
6342 2012-08-20 Mark Wielaard <mjw@redhat.com>
6344 * dwarf2out.h (enum dw_val_class): Add dw_val_class_high_pc.
6345 * dwarf2out.c (dw_val_equal_p): Handle dw_val_class_high_pc.
6346 (add_AT_low_high_pc): New function.
6347 (AT_lbl): Handle dw_val_class_high_pc.
6348 (print_die): Likewise.
6349 (attr_checksum): Likewise.
6350 (attr_checksum_ordered): Likewise.
6351 (same_dw_val_p): Likewise.
6352 (size_of_die): Likewise.
6353 (value_format): Likewise.
6354 (output_die): Likewise.
6355 (gen_subprogram_die): Use add_AT_low_high_pc.
6356 (add_high_low_attributes): Likewise.
6357 (dwarf2out_finish): Likewise.
6359 2012-08-20 Jakub Jelinek <jakub@redhat.com>
6361 PR rtl-optimization/54294
6362 * fwprop.c (all_uses_available_at): Ignore debug insns in between
6363 def_insn and target_insn when checking whether the shortcut is
6366 2012-08-20 Eric Botcazou <ebotcazou@adacore.com>
6368 * config/sparc/sparc.h (MAX_FIXED_MODE_SIZE): Define.
6370 2012-08-20 Patrick Marlier <patrick.marlier@gmail.com>
6373 * omp-low.c (lower_omp_1): Handle GIMPLE_TRANSACTION.
6375 2012-08-20 Richard Earnshaw <rearnsha@arm.com>
6378 * tree-ssa-math-opts.c (is_widening_mult_rhs_p): Delete rhs_code
6379 declaration and setter.
6381 2012-08-20 Richard Earnshaw <rearnsha@arm.com>
6384 * tree-ssa-math-opts.c (widening_mult_conversion_strippable_p):
6386 (is_widening_mult_rhs_p): Use it.
6388 2012-08-20 Joseph Myers <joseph@codesourcery.com>
6390 * configure.ac (ffs): Check for declaration.
6391 * configure, config.in: Regenerate.
6393 2012-08-20 Richard Guenther <rguenther@suse.de>
6395 * tree-flow.h (register_new_name_mapping): Remove.
6396 * tree-into-ssa.c (register_new_name_mapping): Likewise.
6397 (add_new_name_mapping): Do not push/pop timevar here.
6398 (create_new_def_for): Instead do it here. Initialize
6399 update-ssa here, handle a NULL def.
6400 * tree-vrp.c (build_assert_expr_for): Use create_new_def_for.
6402 2012-08-20 Richard Guenther <rguenther@suse.de>
6404 PR tree-optimization/54327
6405 * gimple-fold.c (get_maxval_strlen): Do not walk use-def chains
6406 if the use is registered for SSA update.
6408 2012-08-20 Jakub Jelinek <jakub@redhat.com>
6410 PR tree-optimization/54321
6411 * tree-ssa-forwprop.c (simplify_builtin_call): Pass 0 instead of 1
6412 as second argument to tree_low_cst call on val2.
6414 2012-08-20 Richard Guenther <rguenther@suse.de>
6416 * gimple.h (gimple_statement_base): Annotate with GTY chain_next.
6418 2012-08-20 Richard Guenther <rguenther@suse.de>
6421 * genoutput.c (note_constraint): Properly use CONST_CAST.
6423 2012-08-19 Nick Clifton <nickc@redhat.com>
6426 * config/arm/mmintrin.h: Remove spurious #endif.
6428 2012-08-18 Jan-Benedict Glaw <jbglaw@lug-owl.de>
6430 * config/avr/avr-log.c (avr_log_vadump): Properly use
6431 int-promoted enum values.
6432 * config/avr/avr.h (struct mcu_type_s): Change `arch' from
6433 int to enum avr_arch.
6434 * config/avr/gen-avr-mmcu-texi.c (main): Use correct initializer.
6436 2012-08-18 Jan Hubicka <jh@suse.cz>
6439 * ipa-inline.c (want_inline_small_function_p): Bypass
6440 inline limits for hinted functions.
6441 (edge_badness): Dump hints; decrease badness for hinted funcitons.
6442 * ipa-inline.h (enum inline_hints_vals): New enum.
6443 (inline_hints): New type.
6444 (edge_growth_cache_entry): Add hints.
6445 (dump_inline_summary): Update.
6446 (dump_inline_hints): Declare.
6447 (do_estimate_edge_hints): Declare.
6448 (estimate_edge_hints): New inline function.
6449 (reset_edge_growth_cache): Update.
6450 * predict.c (cgraph_maybe_hot_edge_p): Do not ice on indirect edges.
6451 * ipa-inline-analysis.c (dump_inline_hints): New function.
6452 (estimate_edge_devirt_benefit): Return true when function should be
6454 (estimate_calls_size_and_time): New hints argument; set it when
6455 devritualization happens.
6456 (estimate_node_size_and_time): New hints argument.
6457 (do_estimate_edge_time): Cache hints.
6458 (do_estimate_edge_growth): Update.
6459 (do_estimate_edge_hints): New function
6461 2012-08-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6464 * expmed.c (expand_mult): Skip synth_mult for negative coefficients
6465 if the mode is larger than a wide int and it is too costly to multiply
6466 by a positive multiplier and negate the result.
6468 2012-08-18 Steven Bosscher <steven@gcc.gnu.org>
6470 * sparseset.c (sparseset_alloc): Use non-clearing allocation. Tell
6471 valgrind not to worry about reading from unitialized memory.
6473 2012-08-18 Steven Bosscher <steven@gcc.gnu.org>
6476 * dse.c (dse_step7): Don't free kill_on_calls bitmap, it is
6477 freed when its obstack is release.
6479 2012-08-18 Andrew Pinski <pinskia@gmail.com>
6481 * alloc-pool.c (pool_alloc): Add valgrind markers.
6482 (pool_free): Likewise.
6484 2012-08-17 Walter Lee <walt@tilera.com>
6486 * config/tilegx/feedback.h (FEEDBACK_ENTER_EXPLICIT): Define.
6487 (FEEDBACK_ENTER): Define.
6488 (FEEDBACK_REENTER): Define.
6489 (FEEDBACK_ENTRY): Define.
6490 * config/tilepro/feedback.h: (FEEDBACK_ENTER_EXPLICIT): Define.
6491 (FEEDBACK_ENTER): Define.
6492 (FEEDBACK_REENTER): Define.
6493 (FEEDBACK_ENTRY): Define.
6495 2012-08-17 H.J. Lu <hongjiu.lu@intel.com>
6496 Gary Funck <gary@intrepid.com>
6499 * config/i386/i386.c (ix86_member_type_forces_blk): New function.
6500 (TARGET_MEMBER_TYPE_FORCES_BLK): New macro.
6502 * config/i386/i386.h (MAX_FIXED_MODE_SIZE): New macro.
6504 2012-08-17 Marc Glisse <marc.glisse@inria.fr>
6506 * simplify-rtx.c (simplify_binary_operation_1): Optimize shuffle of
6509 2012-08-17 H.J. Lu <hongjiu.lu@intel.com>
6511 * stor-layout.c (compute_record_mode): Replace
6512 MEMBER_TYPE_FORCES_BLK with targetm.member_type_forces_blk.
6513 (layout_type): Likewise.
6515 * system.h: Poison MEMBER_TYPE_FORCES_BLK.
6517 * target.def (member_type_forces_blk): New target hook.
6519 * targhooks.c (default_member_type_forces_blk): New.
6520 * targhooks.h (default_member_type_forces_blk): Likewise.
6522 * doc/tm.texi.in (MEMBER_TYPE_FORCES_BLK): Removed.
6523 (TARGET_MEMBER_TYPE_FORCES_BLK): New hook.
6524 * doc/tm.texi: Regenerated.
6526 * config/ia64/hpux.h (MEMBER_TYPE_FORCES_BLK): Removed.
6528 * config/ia64/ia64.c (ia64_member_type_forces_blk): New function.
6529 (TARGET_MEMBER_TYPE_FORCES_BLK): New macro.
6531 * config/rs6000/rs6000.c (TARGET_MEMBER_TYPE_FORCES_BLK): New macro.
6532 (rs6000_member_type_forces_blk): New function.
6534 * config/rs6000/rs6000.h (MEMBER_TYPE_FORCES_BLK): Removed.
6536 * config/xtensa/xtensa.c (xtensa_member_type_forces_blk): New function.
6537 (TARGET_MEMBER_TYPE_FORCES_BLK): New macro.
6539 * config/xtensa/xtensa.h (MEMBER_TYPE_FORCES_BLK): Removed.
6541 2012-08-17 Diego Novillo <dnovillo@google.com>
6544 * configure.ac: Add libintl.h to AC_CHECK_HEADERS list.
6545 * config.in: Regenerate.
6546 * configure: Regenerate.
6547 * intl.h: Always include libintl.h if HAVE_LIBINTL_H is set.
6549 2012-08-17 Richard Guenther <rguenther@suse.de>
6551 * bitmap.h (struct bitmap_element_def): GTY annotate next/prev.
6552 (struct bitmap_head_def): GTY skip current field.
6554 2012-08-17 Steven Bosscher <steven@gcc.gnu.org>
6557 * tree-ssa-loop-im.c (lim_bitmap_obstack): New bitmap_obstack.
6558 (memref_free): Don't free the bitmaps individually here.
6559 (mem_ref_alloc): Allocate the bitmaps on the new bitmap obstack.
6560 (analyze_memory_references): Likewise.
6561 (tree_ssa_lim_initialize): Initialize the new bitmap obstack.
6562 (tree_ssa_lim_finalize): Release it.
6563 * dse.c (dse_bitmap_obstack): New bitmap obstack.
6564 (dse_obstack): New obstack.
6565 (get_group_info): Allocate the bitmaps on the new bitmap obstack.
6566 (dse_step0): Allocate the scratch bitmap on reg_obstack. Initialize
6567 the new bitmap obstack and normal obstack. Use XNEWVEC for bb_table.
6568 (record_store): Allocate regs_set on reg_obstack.
6569 (dse_step1): Allocate regs_live on reg_obstack.
6570 (dse_step2_init): Allocate offset_map_n and offset_map_p on the new
6572 (dse_step3_scan): Allocate bitmaps on the new bitmap obstack.
6573 (dse_step3): Likewise.
6574 (dse_confluence_0): Likewise.
6575 (dse_confluence_n): Likewise.
6576 (dse_transfer_function): Likewise.
6577 (dse_step7): Destroy the new obstacks, and everything allocated on
6578 them, in one big sweep.
6579 (rest_of_handle_dse): Update.
6580 * cfgexpand.c (stack_var_bitmap_obstack): New bitmap obstack.
6581 (add_stack_var_conflict): Allocate bitmaps on it.
6582 (add_scope_conflicts_1): Likewise.
6583 (add_scope_conflicts): Likewise.
6584 (update_alias_info_with_stack_vars): Likewise.
6585 (init_vars_expansion): Move TREE_USED fiddling expand_used_vars.
6586 Initialize the new bitmap obstack.
6587 (fini_vars_expansion): Release it.
6588 (estimated_stack_frame_size): Use init_vars_expansion to set things up
6589 and always clean up at the end.
6590 (expand_used_vars): Do the TREE_USED trickery here. Always call
6591 fini_vars_expansion.
6592 * tree-ssa-live.h (struct tree_live_info_d): Make livein and liveout
6593 arrays of bitmap_head to avoid one indirection per bitmap access.
6594 (live_on_entry, live_on_exit, live_var_map, live_merge_and_clear,
6595 make_live_on_entry): Update.
6596 * tree-ssa-live.c (partition_view_bitmap): Don't double-free 'used'.
6597 (liveness_bitmap_obstack): New bitmap obstack.
6598 (remove_unused_locals): Use it to allocate all bitmaps on. Update
6599 for livein/liveout changes in tree-ssa-live.h.
6600 (delete_tree_live_info): Release the bitmap obstack.
6601 (loe_visit_block, live_worklist, set_var_live_on_entry,
6602 calculate_live_on_exit, dump_live_info): Update.
6603 (calculate_live_ranges): Initialize the bitmap.
6604 * tree-ssa-ter.c (ter_bitmap_obstack): New bitmap obstack.
6605 (new_temp_expr_table): Allocate bitmap on it.
6606 (make_dependent_on_partition, add_to_partition_kill_list,
6607 add_dependence, process_replaceable): Likewise.
6608 (find_replaceable_exprs): Initialize and release the new obstack here.
6609 * df-problems.c (df_lr_add_problem): Allocate persistent bitmap
6610 for out_of_date_transfer_functions on df_bitmap_obstack.
6611 (df_live_add_problem): Likewise.
6612 (df_chain_add_problem): Likewise.
6613 (df_word_lr_add_problem): Likewise.
6615 2012-08-17 Nick Clifton <nickc@redhat.com>
6617 * config/fr30/fr30.md (cbranchsi4): Remove mode from comparison.
6618 (branch_true): Likewise.
6619 (branch_false): Likewise.
6621 * config/mcore/mcore.md (cbranchsi4): Remove mode from comparison.
6623 * config/iq2000/iq2000.md (cbranchsi4): Remove mode from
6624 comparison and label.
6625 (branch_zero): Likewise.
6626 (branch_zero_inverted): Likewise.
6627 (branch_equality): Likewise.
6628 (branch_equality_inverted): Likewise.
6629 (extend-and-compare): Disable until reload issues can be resolved.
6630 * config/iq2000/iq2000.c (gen_conditional_branch): Use VOIDmode
6632 (iq2000_function_arg_advance): Remove CONST_CAST2.
6634 * config/mep/t-mep (mep-pragma.o): Use $(COMPILER) to compile
6637 2012-08-17 Georg-Johann Lay <avr@gjlay.de>
6639 * config/avr/t-avr (gen-avr-mmcu-texi): Use $(CC) to compile
6640 gen-avr-mmcu-texi.c.
6642 2012-08-17 Richard Earnshaw <rearnsha@arm.com>
6644 * arm.md (arm_addsi3): New variant for Thumb2 16-bit ADD instruction.
6645 * arm.c (thumb2_reorg): Don't convert an ADD instruction that's
6648 2012-08-17 Richard Guenther <rguenther@suse.de>
6650 * hash-table.h (class hash_table): Use a descriptor template
6651 argument instead of decomposed element type and support functions.
6652 (struct pointer_hash): New generic typed pointer-hash.
6653 (struct typed_free_remove, struct typed_noop_remove): Generic
6654 hash_table support pieces.
6655 * coverage.c (struct counts_entry): Add hash_table support members.
6656 * tree-ssa-ccp.c (gimple_htab): Use pointer_hash.
6657 * tree-ssa-coalesce.c (struct ssa_name_var_hash): New generic
6658 SSA name by SSA_NAME_VAR hash.
6659 (coalesce_ssa_name): Use it.
6660 * tree-ssa-pre.c (struct pre_expr_d): Add hash_table support.
6661 (expression_to_id): Adjust.
6662 (struct expr_pred_trans_d): Add hash_table support.
6663 (phi_translate_table): Adjust.
6664 (phi_trans_lookup): Likewise.
6665 (phi_trans_add): Likewise.
6666 (do_regular_insertion): Likewise.
6667 * tree-ssa-tail-merge.c (struct same_succ_def): Add hash_table support.
6668 (same_succ_htab): Adjust.
6669 (find_same_succ_bb): Likewise.
6670 (find_same_succ): Likewise.
6671 (update_worklist): Likewise.
6672 * tree-ssa-threadupdate.c (struct redirection_data): Add hash_table
6674 (redirection_data): Adjust.
6676 2012-08-17 Richard Guenther <rguenther@suse.de>
6678 * params.def (integer-share-limit): Decrease from 256 to 251,
6681 2012-08-17 Richard Guenther <rguenther@suse.de>
6683 * tree-sra.c (modify_function): Free redirect_callers vector.
6684 * ipa-split.c (split_function): Free args_to_pass vector.
6685 * tree-vect-data-refs.c (vect_peeling_hash_get_lowest_cost): Free
6686 body_cost_vec properly.
6687 (vect_enhance_data_refs_alignment): Likewise.
6688 * tree-vect-stmts.c (vectorizable_operation): Do not pre-allocate
6690 (new_stmt_vec_info): Do not pre-allocate STMT_VINFO_SAME_ALIGN_REFS.
6691 * tree-vect-slp.c (vect_free_slp_instance): Free the instance.
6692 (vect_analyze_slp_instance): Free everything.
6693 (destroy_bb_vec_info): Free the SLP instances.
6695 2012-08-17 Iain Sandoe <iain@codesourcery.com>
6697 * config/rs6000/rs6000.c (macho_branch_islands): Adjust for changes
6700 2012-08-17 Jakub Jelinek <jakub@redhat.com>
6702 * doc/invoke.texi (-Wsizeof-pointer-memaccess): Document.
6704 2012-08-16 Sandra Loosemore <sandra@codesourcery.com>
6706 * config/mips/mips-dsp.md (mips_dpau_h_qbl, mips_dpau_h_qbr)
6707 (mips_dpsu_h_qbl, mips_dpsu_h_qbr, mips_dpaq_s_w_ph)
6708 (mips_dpsq_s_w_ph, mips_mulsaq_s_w_ph, mips_dpaq_sa_l_w)
6709 (mips_dpsq_sa_l_w, mips_maq_s_w_phl, mips_maq_s_w_phr)
6710 (mips_maq_sa_w_phl, mips_maq_sa_w_phr): Add accum_in attribute.
6712 2012-08-16 Oleg Endo <olegendo@gcc.gnu.org>
6715 * config/sh/sh.md (addc): Add commutative modifier.
6716 (*addc, *minus_plus_one, *subc, *negc): New insns and splits.
6718 2012-08-16 Oleg Endo <olegendo@gcc.gnu.org>
6721 * config/sh/sh.md (*movsi_index_disp, *movhi_index_disp): Handle
6722 potential T_REG clobber. Convert zero extending split to
6725 2012-08-16 Oleg Endo <olegendo@gcc.gnu.org>
6728 * config/sh/sh.md (ashlsi3_d): Do not split if it would result
6729 in a T_REG clobber. Correct comment.
6730 (ashlsi3_n): Correct comment.
6732 2012-08-16 Hans-Peter Nilsson <hp@axis.com>
6735 * optabs.c (expand_atomic_fetch_op): Save and restore code when
6736 retrying after failed attempt.
6738 2012-08-16 Yuri Rumyantsev <ysrumyan@gmail.com>
6740 * config/i386/i386-protos.h (ix86_split_lea_for_addr) : Add
6741 additional argument.
6742 * config/i386/i386.md (ix86_split_lea_for_addr) : Add
6743 additional argument curr_insn.
6744 * config/i386/i386.c (ix86_split_lea_for_addr): Load base or index
6745 register first, depending on their defintion distances.
6746 (ix86_lea_outperforms): Prefer LEA only if split cost exceeds
6748 (find_nearest_reg-def): New function. Find register with
6751 2012-08-16 Walter Lee <walt@tilera.com>
6753 * config.gcc (tilegx-*-linux*): Add feedback.h.
6754 (tilepro-*-linux*): Likewise.
6755 * config/tilegx/feedback.h: New file.
6756 * config/tilepro/feedback.h: New file.
6758 2012-08-16 Diego Novillo <dnovillo@google.com>
6763 * double-int.h: Move including of gmp.h ...
6764 * system.h: ... here.
6765 * realmpfr.h: Do not include gmp.h.
6766 * tree-ssa-loop-niter.c: Do not include gmp.h.
6768 2012-08-16 Segher Boessenkool <segher@kernel.crashing.org>
6770 * config/rs6000/darwin.h (TARGET_IEEE_QUAD): Fix comment.
6772 2012-08-16 Richard Guenther <rguenther@suse.de>
6775 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Free the
6777 * ipa-pure-const.c (analyze_function): Use FOR_EACH_LOOP_BREAK.
6778 * cfgloop.h (FOR_EACH_LOOP_BREAK): Fix.
6779 * tree-ssa-structalias.c (handle_lhs_call): Properly free rhsc.
6780 * tree-into-ssa.c (get_ssa_name_ann): Allocate info only when needed.
6781 * tree-ssa-loop-im.c (analyze_memory_references): Adjust.
6782 (tree_ssa_lim_finalize): Free all mem_refs.
6783 * tree-ssa-sccvn.c (extract_and_process_scc_for_name): Free
6784 scc when bailing out.
6785 * modulo-sched.c (sms_schedule): Use FOR_EACH_LOOP_BREAK.
6786 * ira-build.c (loop_with_complex_edge_p): Free loop exit vector.
6787 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): Use
6788 FOR_EACH_LOOP_BREAK.
6790 2012-08-16 Diego Novillo <dnovillo@google.com>
6793 * double-int.h: Move including of gmp.h ...
6794 * system.h: ... here.
6795 * realmpfr.h: Do not include gmp.h.
6796 * tree-ssa-loop-niter.c: Do not include gmp.h.
6798 2012-08-16 Steven Bosscher <steven@gcc.gnu.org>
6801 * tree-flow.h (compute_global_livein): Remove prototype.
6802 * tree-into-ssa.c (compute_global_livein): Remove function.
6803 * tree-ssa-loop-manip.c: Include gimple-pretty-print.h.
6804 (find_sibling_superloop): New function.
6805 (compute_live_loop_exits): New function.
6806 (add_exit_phis_edge): Rename to add_exit_phi. Do not allow
6807 inserting a PHI in a block that is not a loop exit for VAR.
6808 Add dumping if TDF_DETAILS.
6809 (add_exit_phis_var): Rewrite.
6810 (add_exit_phis): Update.
6811 (get_loops_exits): Rewrite to return an array of per-loop exits
6812 rather than one bitmap with all loop exits.
6813 (find_uses_to_rename_bb): Ignore virtual PHI nodes.
6814 (rewrite_into_loop_closed_ssa): Update.
6816 2012-08-16 Nick Clifton <nickc@redhat.com>
6818 * config/i386/i386elf.h (ASM_OUTPUT_ASCII): Cast _ascii_bytes
6819 before passing it to ASM_OUTPUT_LIMITED_STRING.
6821 * config/bfin/bfin.c (hwloop_optimize): Fix use of VEC_last macro.
6823 * config/avr/t-avr: Replace occurrences of $(CC) with $(COMPILER).
6824 * config/avr/avr.c (avr_legitimize_reload_address): Add casts
6825 for reload_type enums.
6826 (DEF_BUILTIN): Cast the icode to enum insn_code.
6828 2012-08-15 Segher Boessenkool <segher@kernel.crashing.org>
6830 * config/rs6000/aix43.h (ASM_CPU_SPEC): Use %(asm_default)
6832 * config/rs6000/aix51.h (ASM_CPU_SPEC): Ditto.
6834 2012-08-15 Segher Boessenkool <segher@kernel.crashing.org>
6836 * config/rs6000/aix43.h (TARGET_DEFAULT): Delete MASK_NEW_MNEMONICS.
6837 (RS6000_CALL_GLUE): Adjust for single assembler syntax.
6838 * config/rs6000/aix51.h (TARGET_DEFAULT, RS6000_CALL_GLUE): Ditto.
6839 * config/rs6000/aix52.h (TARGET_DEFAULT, RS6000_CALL_GLUE): Ditto.
6840 * config/rs6000/aix53.h (TARGET_DEFAULT, RS6000_CALL_GLUE): Ditto.
6841 * config/rs6000/aix61.h (TARGET_DEFAULT, RS6000_CALL_GLUE): Ditto.
6842 * config/rs6000/darwin.h (TARGET_DEFAULT): Ditto.
6843 * config/rs6000/darwin.md (whole file): Adjust to single
6845 * config/rs6000/darwin64.h (TARGET_DEFAULT): Delete MASK_NEW_MNEMONICS.
6846 * config/rs6000/default64.h (TARGET_DEFAULT): Ditto.
6847 * config/rs6000/dfp.md: (whole file): Adjust to single
6849 * config/rs6000/eabi.h (TARGET_DEFAULT): Delete MASK_NEW_MNEMONICS.
6850 * config/rs6000/eabialtivec.h (TARGET_DEFAULT): Ditto.
6851 * config/rs6000/eabispe.h (TARGET_DEFAULT): Ditto.
6852 * config/rs6000/linuxaltivec.h (TARGET_DEFAULT): Ditto.
6853 * config/rs6000/linuxspe.h (TARGET_DEFAULT): Ditto.
6854 * config/rs6000/rs6000-cpus.def (whole file): Delete POWERPC_BASE_MASK.
6855 * config/rs6000/rs6000-tables.opt: Regenerate.
6856 * config/rs6000/rs6000.c (POWERPC_BASE_MASK): Delete.
6857 (num_insns_constant_wide): Adjust comments.
6858 (whole file): Adjust to single assembler syntax.
6859 (output_cbranch): Adjust comment.
6860 * config/rs6000/rs6000.h (ASSEMBLER_DIALECT): Delete.
6861 * config/rs6000/rs6000.md: (whole file): Adjust to single
6863 * config/rs6000/rs6000.opt (mnew-mnemonics): Delete.
6864 (mold-mnemonics): Delete.
6865 * config/rs6000/spe.md: (whole file): Adjust to single
6867 * config/rs6000/sync.md: (whole file): Adjust to single
6869 * config/rs6000/sysv4.h (TARGET_DEFAULT): Delete MASK_NEW_MNEMONICS.
6870 (ASM_OUTPUT_REG_PUSH): Adjust.
6871 (ASM_OUTPUT_REG_POP): Adjust.
6872 * config/rs6000/sysv4le.h (TARGET_DEFAULT): Delete MASK_NEW_MNEMONICS.
6873 * config/rs6000/vsx.md: (whole file): Adjust to single
6875 * config/rs6000/vxworks.h (TARGET_DEFAULT): Delete MASK_NEW_MNEMONICS.
6876 * doc/invoke.texi: Adjust documentation to reflect the
6877 removal of -mnew-mnemonics and -mold-mnemonics.
6879 2012-08-15 Segher Boessenkool <segher@kernel.crashing.org>
6881 * common/config/rs6000/rs6000-common.c (rs6000_handle_option):
6882 Delete handling for -mno-powerpc and -mpowerpc.
6883 * config/rs6000/aix43.h (ASM_CPU_SPEC): Similar.
6884 (ASM_DEFAULT_SPEC): Use -mppc instead of -mcom.
6885 * config/rs6000/aix51.h (ASM_CPU_SPEC, ASM_DEFAULT_SPEC): Ditto.
6886 * config/rs6000/aix52.h (TARGET_DEFAULT): Delete MASK_POWERPC.
6887 * config/rs6000/aix53.h (TARGET_DEFAULT): Ditto.
6888 * config/rs6000/aix61.h (TARGET_DEFAULT): Ditto.
6889 * config/rs6000/darwin.h (TARGET_DEFAULT): Ditto.
6890 * config/rs6000/darwin64.h (TARGET_DEFAULT): Ditto.
6891 * config/rs6000/default64.h (TARGET_DEFAULT): Ditto.
6892 * config/rs6000/driver-rs6000.c (asm_names): Delete handling
6893 for -mcpu=common and -mpowerpc.
6894 * config/rs6000/eabi.h (TARGET_DEFAULT): Delete MASK_POWERPC.
6895 * config/rs6000/eabialtivec.h (TARGET_DEFAULT): Ditto.
6896 * config/rs6000/eabispe.h (TARGET_DEFAULT): Ditto.
6897 * config/rs6000/linuxaltivec.h (TARGET_DEFAULT): Ditto.
6898 * config/rs6000/linuxspe.h (TARGET_DEFAULT): Ditto.
6899 * config/rs6000/rs6000-builtin.def (RS6000_BUILTIN_CFSTRING):
6900 Use RS6000_BTM_ALWAYS instead of RS6000_BTM_POWERPC.
6901 * config/rs6000/rs6000-c.c (rs6000_target_modify_macros): Adjust.
6902 (rs6000_cpu_cpp_builtins): Adjust.
6903 * config/rs6000/rs6000.c (POWERPC_BASE_MASK): Delete MASK_POWERPC.
6904 (rs6000_builtin_mask_calculate): Adjust.
6905 (rs6000_emit_move): Delete code for ! TARGET_POWERPC.
6906 (rs6000_init_libfuncs): Ditto.
6907 (rs6000_output_function_prologue): Ditto.
6908 (rs6000_opt_masks): Delete MASK_POWERPC.
6909 (rs6000_builtin_mask_names): Delete RS6000_BTM_POWERPC.
6910 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Delete handling for -mpowerpc.
6911 (RS6000_BTM_POWERPC): Delete.
6912 (RS6000_BTM_COMMON): Delete RS6000_BTM_POWERPC.
6913 * config/rs6000/rs6000.md (extendqisi2 patterns): Adjust for
6914 TARGET_POWERPC always on.
6915 (extendqihi2 patterns): Similar.
6916 (various unnamed subtract patterns): Similar.
6917 (bswaphi2 patterns): Similar.
6918 (divmodsi4): Similar.
6919 (udiv<GPR:mode>3): Similar.
6920 (div<GPR:mode>3 patterns): Similar.
6921 (udivmodsi4): Similar.
6924 (divss_call): Delete.
6925 (divus_call): Delete.
6926 (quoss_call): Delete.
6927 (quous_call): Delete.
6928 (insvsi patterns): Adjust.
6929 (addsf3 patterns): Adjust.
6930 (subsf3 patterns): Adjust.
6931 (mulsf3 patterns): Adjust.
6932 (divsf3 patterns): Adjust.
6933 (*fmasf4_fpr): Adjust.
6934 (*fmssf4_fpr): Adjust.
6935 (*nfmasf4_fpr): Adjust.
6936 (*nfmssf4_fpr): Adjust.
6937 (*floatunssidf2_internal): Adjust.
6938 (fix_trunc<SFDF:mode>si2_internal): Adjust.
6939 (fctiwz_<SFDF:mode>): Adjust.
6940 (mulsidi3 patterns): Adjust.
6941 (smulsi3_highpart patterns): Adjust.
6942 (umulsi3_highpart patterns): Adjust.
6943 (fix_trunctfsi2 patterns): Adjust.
6945 * config/rs6000/rs6000.opt (mpowerpc): Replace by stub option.
6946 (mno-powerpc): Delete.
6947 * config/rs6000/sync.md (load_locked<ATOMIC:mode>): Adjust.
6948 (store_conditional<ATOMIC:mode>): Adjust.
6949 (atomic_compare_and_swap<ATOMIC:mode>): Adjust.
6950 (atomic_exchange<ATOMIC:mode>): Adjust.
6951 (atomic_<fetchop_name><ATOMIC:mode>): Adjust.
6952 (atomic_nand<ATOMIC:mode>): Adjust.
6953 (atomic_fetch_<fetchop_name><ATOMIC:mode>): Adjust.
6954 (atomic_fetch_nand<ATOMIC:mode>): Adjust.
6955 (atomic_<fetchop_name>_fetch<ATOMIC:mode>): Adjust.
6956 (atomic_nand_fetch<ATOMIC:mode>): Adjust.
6957 * config/rs6000/sysv4.h (TARGET_DEFAULT): Delete MASK_POWERPC.
6958 * config/rs6000/sysv4le.h (TARGET_DEFAULT): Ditto.
6959 * config/rs6000/vxworks.h (TARGET_DEFAULT): Ditto.
6960 * doc/invoke.texi: Adjust documentation.
6962 2012-08-15 Segher Boessenkool <segher@kernel.crashing.org>
6964 * config/rs6000/rs6000.h (RS6000_BTM_ALWAYS): New.
6966 2012-08-15 Segher Boessenkool <segher@kernel.crashing.org>
6968 * config/rs6000/aix52.h (ASM_CPU_SPEC): Fix typo.
6969 * config/rs6000/aix53.h (ASM_CPU_SPEC): Ditto.
6970 * config/rs6000/aix61.h (ASM_CPU_SPEC): Ditto.
6971 * config/rs6000/driver-rs6000.c (asm_names): Ditto.
6973 2012-08-15 Segher Boessenkool <segher@kernel.crashing.org>
6976 * config/rs6000/driver-rs6000.c (asm_names): Use %(asm_default)
6978 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Ditto.
6980 2012-08-15 Sandra Loosemore <sandra@codesourcery.com>
6981 Maxim Kuvyrkov <maxim@codesourcery.com>
6982 Julian Brown <julian@codesourcery.com>
6983 MIPS Technologies, Inc.
6985 * config/mips/mips.md (dspmac, dspmacsat, accext, accmod, dspalu)
6986 (dspalusat): Add insn types.
6987 * config/mips/mips-dsp.md (add<DSPV:mode>3)
6988 (mips_add<DSP:dspfmt1>_s_<DSP:dspfmt2>)
6989 (sub<DSPV:mode>3, mips_sub<DSP:dspfmt1>_s_<DSP:dspfmt2>, mips_addsc)
6990 (mips_addwc, mips_modsub, mips_raddu_w_qb, mips_absq_s_<DSPQ:dspfmt2>)
6991 (mips_precrq_qb_ph, mips_precrq_ph_w, mips_precrq_rs_ph_w)
6992 (mips_precrqu_s_qb_ph, mips_preceq_w_phl, mips_preceq_w_phr)
6993 (mips_precequ_ph_qbl, mips_precequ_ph_qbr, mips_precequ_ph_qbla)
6994 (mips_precequ_ph_qbra, mips_preceu_ph_qbl, mips_preceu_ph_qbr)
6995 (mips_preceu_ph_qbla, mips_preceu_ph_qbra, mips_shll_<DSPV:dspfmt2>)
6996 (mips_shll_s_<DSPQ:dspfmt2>, mips_shll_s_<DSPQ:dspfmt2>, mips_shrl_qb)
6997 (mips_shra_ph, mips_shra_r_<DSPQ:dspfmt2>, mips_bitrev, mips_insv)
6998 (mips_repl_qb, mips_repl_ph)
6999 (mips_cmp<DSPV:dspfmt1_1>_eq_<DSPV:dspfmt2>)
7000 (mips_cmp<DSPV:dspfmt1_1>_lt_<DSPV:dspfmt2>)
7001 (mips_cmp<DSPV:dspfmt1_1>_le_<DSPV:dspfmt2>, mips_cmpgu_eq_qb)
7002 (mips_cmpgu_lt_qb, mips_cmpgu_le_qb, mips_pick_<DSPV:dspfmt2>)
7003 (mips_packrl_ph, mips_wrdsp, mips_rddsp): Change type to dspalu.
7004 (mips_dpau_h_qbl, mips_dpau_h_qbr, mips_dpsu_h_qbl, mips_dpsu_h_qbr)
7005 (mips_dpaq_s_w_ph, mips_dpsq_s_w_ph, mips_mulsaq_s_w_ph)
7006 (mips_maq_s_w_phl, mips_maq_s_w_phr, mips_maq_sa_w_phr): Set type to
7008 (mips_dpaq_sa_l_w, mips_dpsq_sa_l_w, mips_maq_sa_w_phl): Set type to
7010 (mips_extr_w, mips_extr_r_w, mips_extr_rs_w, mips_extp, mips_extpdp):
7012 (mips_shilo, mips_mthlip): Set type to accmod.
7013 * config/mips/mips-dspr2.md (mips_absq_s_qb, mips_addu_s_ph)
7014 (mips_adduh_r_qb): Set type to dspalusat.
7015 (mips_addu_ph, mips_adduh_qb, mips_append, mips_balign)
7016 (mips_cmpgdu_eq_qb, mips_cmpgdu_lt_qb, mips_cmpgdu_le_qb)
7017 (mips_precr_qb_ph, mips_precr_sra_ph_w, mips_precr_sra_r_ph_w)
7018 (mips_prepend, mips_shra_qb, mips_shra_r_qb, mips_shrl_ph)
7019 (mips_subu_ph, mips_subuh_qb, mips_subuh_r_qb, mips_addqh_ph)
7020 (mips_addqh_r_ph, mips_addqh_w, mips_addqh_r_w, mips_subqh_ph)
7021 (mips_subqh_r_ph, mips_subqh_w, mips_subqh_r_w): Set type to dspalu.
7022 (mips_dpa_w_ph, mips_dps_w_ph, mips_mulsa_w_ph, mips_dpax_w_ph)
7023 (mips_dpsx_w_ph, mips_dpaqx_s_w_ph, mips_dpsqx_s_w_ph): Set type to
7024 dspmac. Set accum_in attribute.
7025 (mips_subu_s_ph): Set type to dspalusat.
7026 (mips_dpaqx_sa_w_ph, mips_dpsqx_sa_w_ph): Set type to dspmacsat.
7027 Set accum_in attribute.
7028 * config/mips/mips-protos.h (mips_dspalu_bypass_p): Add prototype.
7029 * config/mips/mips.c (dspalu_bypass_table): New.
7030 (mips_dspalu_bypass_p): New.
7031 * config/mips/24k.md (r24k_dsp_alu, r24k_dsp_mac, r24k_dsp_mac_sat)
7032 (r24k_dsp_acc_ext, r24k_dsp_acc_mod): New insn reservations.
7033 (r24k_int_mult, r24k_int_mthilo, r24k_dsp_mac, r24k_dsp_mac_sat)
7034 (r24k_dsp_acc_ext, r24k_dsp_acc_mod, r24k_dsp_alu): New bypasses.
7035 * config/mips/74k.md (r74k_dsp_alu, r74k_dsp_alu_sat, r74k_dsp_mac)
7036 (r74k_dsp_mac_sat, r74k_dsp_acc_ext, r74k_dsp_acc_mod): New insn
7038 (r74k_dsp_mac, r74k_dsp_mac_sat, r74k_int_mult, r74k_int_mul3)
7039 (r74k_dsp_mac, r74k_dsp_mac_sat): New bypasses.
7041 2012-08-15 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7043 * config/spu/spu.c: Include "cfgloop.h".
7044 (spu_machine_dependent_reorg): Call loop_optimizer_init and
7045 loop_optimizer_finalize. Use bb_loop_depth instead of loop_depth.
7046 Directly compare loop_father values where appropriate.
7047 * config/spu/t-spu-elf (spu.o): Update dependencies.
7049 2012-08-15 H.J. Lu <hongjiu.lu@intel.com>
7051 * Makefile.in (tree-cfg.o): Also depend on $(TARGET_H).
7053 2012-08-15 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7055 PR tree-optimization/54245
7056 * gimple-ssa-strength-reduction.c (legal_cast_p_1): New function.
7057 (legal_cast_p): Split out logic to legal_cast_p_1.
7058 (analyze_increments): Avoid introducing multiplies in smaller types.
7060 2012-08-15 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7062 PR tree-optimization/54240
7063 * tree-ssa-phiopt.c (hoist_adjacent_loads): Correct test for
7064 existence of conditional move with given mode.
7066 2012-08-15 Richard Guenther <rguenther@suse.de>
7068 * double-int.h (double_int::from_unsigned): Rename to ...
7069 (double_int::from_uhwi): ... this.
7070 (double_int::from_signed): Rename to ...
7071 (double_int::from_shwi): ... this.
7072 (double_int::to_signed): Rename to ...
7073 (double_int::to_shwi): ... this.
7074 (double_int::to_unsigned): Rename to ...
7075 (double_int::to_uhwi): ... this.
7076 (double_int::fits_unsigned): Rename to ...
7077 (double_int::fits_uhwi): ... this.
7078 (double_int::fits_signed): Rename to ...
7079 (double_int::fits_shwi): ... this.
7080 (double_int::fits): Rename to ...
7081 (double_int::fits_hwi): ... this.
7082 * double-int.c: Likewise.
7084 2012-08-15 Steven Bosscher <steven@gcc.gnu.org>
7086 * timevar.def (TV_VARPOOL, TV_WHOPR_WPA_LTRANS_EXEC, TV_LIFE,
7087 TV_LIFE_UPDATE, TV_DF_UREC, TV_INLINE_HEURISTICS,
7088 TV_TREE_LINEAR_TRANSFORM, TV_TREE_LOOP_INIT, TV_TREE_LOOP_FINI,
7089 TV_VPT, TV_LOCAL_ALLOC, TV_GLOBAL_ALLOC, TV_SEQABSTR): Remove.
7090 (TV_IPA_INLINING, TV_FLATTEN_INLINING, TV_EARLY_INLINING,
7091 TV_INLINE_PARAMETERS, TV_LOOP_INIT, TV_LOOP_FINI): New.
7092 * timevar.c (timevar_print): Make printing width of timevar names
7093 more flexible, but enforce maximum length.
7094 * ipa-inline.c (pass_early_inline): Use TV_EARLY_INLINING.
7095 (pass_ipa_inline): Use TV_IPA_INLINING.
7096 * ipa-inline-analysis.c (pass_inline_parameters): Use
7097 TV_INLINE_HEURISTICS.
7098 * tree-ssa-loop.c (pass_tree_loop_init): No timevar for wrapper pass.
7099 (pass_tree_loop_done): Likewise.
7100 * final.c (pass_shorten_branches): Use TV_SHORTEN_BRANCH.
7101 * loop-init.c (loop_optimizer_init): Push/pop TV_LOOP_INIT.
7102 (loop_optimizer_finalize): Push/pop TV_LOOP_FINI.
7104 2012-08-15 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
7106 * config/arm/neon.md (neon_vaba<mode> VDQIW): Canonicalize operands.
7107 (neon_vabal<mode> VDQIW): Likewise.
7109 2012-08-15 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
7112 * config/arm/neon.md (vec_set<mode>_internal VD,VQ): Do not
7113 mark as predicable. Adjust asm template.
7114 (vec_setv2di_internal): Likewise.
7115 (vec_extract<mode> VD, VQ): Likewise.
7116 (vec_extractv2di): Likewise.
7117 (neon_vget_lane<mode>_sext_internal VD, VQ): Likewise.
7118 (neon_vset_lane<mode>_sext_internal VD, VQ): Likewise.
7119 (neon_vdup_n<mode> VX, V32): Likewise.
7120 (neon_vdup_nv2di): Likewise.
7122 2012-08-14 Maxim Kuvyrkov <maxim@codesourcery.com>
7124 * config/mips/mips.md (define_attr accum_in): New instruction
7125 attribute. Set it for imadd and fmadd patterns.
7126 * config/mips/mips.c (mips_linked_madd_p): Use accum_in to extract
7127 accumulator register.
7129 2012-08-14 Diego Novillo <dnovillo@google.com>
7131 Merge from cxx-conversion branch. Configury.
7133 * configure.ac (CXX_FOR_BUILD): Define and substitute.
7134 (BUILD_CXXFLAGS): Define.
7135 Remove all handlers of ENABLE_BUILD_WITH_CXX.
7136 Force all build to be with C++.
7137 * Makefile.in (BUILD_CXXFLAGS): Use it.
7138 Remove all handlers of ENABLE_BUILD_WITH_CXX.
7139 * configure: Regenerate.
7140 * config.in: Regenerate.
7141 * doc/install.texi: Remove documentation for --enable-build-with-cxx
7142 and --enable-build-poststage1-with-cxx.
7144 2012-08-14 Diego Novillo <dnovillo@google.com>
7146 Merge from cxx-conversion branch. Re-implement VEC in C++.
7148 * vec.c (vec_heap_free): Convert into a template function.
7149 (vec_gc_o_reserve_1): Make extern.
7150 (vec_gc_p_reserve): Remove.
7151 (vec_gc_p_reserve_exact): Remove.
7152 (vec_gc_o_reserve): Remove.
7153 (vec_gc_o_reserve_exact): Remove.
7154 (vec_heap_o_reserve_1): Make extern.
7155 (vec_heap_p_reserve): Remove.
7156 (vec_heap_p_reserve_exact): Remove.
7157 (vec_heap_o_reserve): Remove.
7158 (vec_heap_o_reserve_exact): Remove.
7159 (vec_stack_p_reserve): Remove.
7160 (vec_stack_p_reserve_exact): Remove.
7161 * vec.h (VEC_CHECK_INFO, VEC_CHECK_DECL, VEC_CHECK_PASS, VEC_ASSERT,
7162 VEC_ASSERT_FAIL, vec_assert_fail): Move earlier in the file.
7163 (VEC): Define to vec_t<T>.
7164 (vec_allocation_t): Define.
7165 (struct vec_prefix): Move earlier in the file.
7166 (vec_t<T>): New template.
7167 (DEF_VEC_I, DEF_VECL_ALLOC_I, DEF_VEC_P, DEF_VEC_ALLOC_P,
7168 DEF_VEC_O, DEF_VEC_ALLOC_P, DEF_VEC_O, DEF_VEC_ALLOC_O,
7169 DEF_VEC_ALLOC_P_STACK, DEF_VEC_ALLOC_O_STACK,
7170 DEF_VEC_ALLOC_I_STACK): Expand to 'struct vec_swallow_trailing_semi'.
7171 (DEF_VEC_A): Provide template instantiations for
7172 GC/PCH markers that do not traverse the vector.
7173 (vec_stack_p_reserve): Remove.
7174 (vec_stack_p_reserve_exact): Remove.
7175 (vec_stack_p_reserve_exact_1): Remove.
7176 (vec_stack_o_reserve): Remove.
7177 (vec_stack_o_reserve_exact): Remove.
7178 (vec_stack_free): Re-write as a template function.
7179 (vec_reserve): New template function.
7180 (vec_reserve_exact): New template function.
7181 (vec_heap_free): New template function if GATHER_STATISTICS is
7182 defined. Otherwise, macro that expands to free().
7183 (VEC_length_1): New template function.
7184 (VEC_length): Call it.
7185 (VEC_empty_1): New template function.
7186 (VEC_empty): Call it.
7187 (VEC_address_1): New template function.
7188 (VEC_address): Call it.
7189 (VEC_last_1): New template function.
7190 (VEC_last): Call it. Change return type to T&.
7191 Change all users that used VEC_Os.
7192 (VEC_index_1): New template function.
7193 (VEC_index): Call it. Return a T& instead of a T*.
7194 Update all callers that were using VEC_O before.
7195 (VEC_iterate_1): New template function.
7196 (VEC_iterate): Call it.
7197 (VEC_embedded_size_1): New template function.
7198 (VEC_embedded_size): Call it.
7199 (VEC_embedded_init_1): New template function.
7200 (VEC_embedded_init): Call it.
7201 (VEC_alloc_1): New template function.
7202 (VEC_alloc): Call it. If A is 'stack', call XALLOCAVAR to
7204 (VEC_free_1): New template function.
7205 (VEC_free): Call it.
7206 (VEC_copy_1): New template function.
7207 (VEC_copy): Call it.
7208 (VEC_space_1): New template function
7209 (VEC_space): Call it.
7210 (VEC_reserve_1): New template function.
7211 (VEC_reserve): Call it.
7212 (VEC_reserve_exact_1): New template function.
7213 (VEC_reserve_exact): Call it.
7214 (VEC_splice_1): New template function.
7215 (VEC_splice): Call it.
7216 (VEC_safe_splice_1): New template function.
7217 (VEC_safe_splice): Call it.
7218 (VEC_quick_push_1): New template function. Create two overloads, one
7219 accepting T, the other accepting T *. Update all callers
7220 where T and T * are ambiguous.
7221 (VEC_quick_push): Call it.
7222 (VEC_safe_push_1): New template function. Create two overloads, one
7223 accepting T, the other accepting T *. Update all callers
7224 where T and T * are ambiguous.
7225 (VEC_safe_push): Call it.
7226 (VEC_pop_1): New template function.
7228 (VEC_truncate_1): New template function.
7229 (VEC_truncate): Call it.
7230 (VEC_safe_grow_1): New template function.
7231 (VEC_safe_grow): Call it.
7232 (VEC_safe_grow_cleared_1): New template function.
7233 (VEC_safe_grow_cleared): Call it.
7234 (VEC_replace_1): New template function.
7235 (VEC_replace): Call it. Always accept T instead of T*.
7236 Update all callers that used VEC_Os.
7237 (VEC_quick_insert_1): New template function.
7238 (VEC_quick_insert): Call it.
7239 (VEC_safe_insert_1): New template function.
7240 (VEC_safe_insert): Call it.
7241 (VEC_ordered_remove_1): New template function.
7242 (VEC_ordered_remove): Call it.
7243 (VEC_unordered_remove_1): New template function.
7244 (VEC_unordered_remove): Call it.
7245 (VEC_block_remove_1): New template function.
7246 (VEC_block_remove): Call it.
7247 (VEC_lower_bound_1): New template function.
7248 (VEC_lower_bound): Call it.
7250 (DEF_VEC_FUNC_P): Remove.
7251 (DEF_VEC_ALLOC_FUNC_P): Remove.
7252 (DEF_VEC_NONALLOC_FUNCS_P): Remove.
7253 (DEF_VEC_FUNC_O): Remove.
7254 (DEF_VEC_ALLOC_FUNC_O): Remove.
7255 (DEF_VEC_NONALLOC_FUNCS_O): Remove.
7256 (DEF_VEC_ALLOC_FUNC_I): Remove.
7257 (DEF_VEC_NONALLOC_FUNCS_I): Remove.
7258 (DEF_VEC_ALLOC_FUNC_P_STACK): Remove.
7259 (DEF_VEC_ALLOC_FUNC_O_STACK): Remove.
7260 (DEF_VEC_ALLOC_FUNC_I_STACK): Remove.
7261 (vec_reserve_exact): New template function.
7263 * gengtype-lex.l (DEF_VEC_ALLOC_[IOP]/{EOID}): Remove.
7264 * gengtype-parse.c (token_names): Remove DEF_VEC_ALLOC_[IOP].
7265 (typedef_name): Emit vec_t<C1> instead of VEC_C1_C2.
7266 (def_vec_alloc): Remove. Update all callers.
7267 * gengtype.c (filter_type_name): New.
7268 (output_mangled_typename): Call it.
7269 (write_func_for_structure): Likewise.
7270 (write_types): Likewise.
7271 (write_root): Likewise.
7272 (write_typed_alloc_def): Likewise.
7273 (note_def_vec): Emit vec_t<TYPE_NAME> instead of VEC_TYPE_NAME_base.
7274 (note_def_vec_alloc): Remove.
7275 * gengtype.h (note_def_vec_alloc): Remove.
7276 (DEFVEC_ALLOC): Remove token code.
7278 * df-scan.c (df_bb_verify): Remove call to df_free_collection_rec
7279 inside the insn traversal loop.
7280 * gimplify.c (gimplify_compound_lval): Rename STACK to EXPR_STACK.
7281 * ipa-inline.c (inline_small_functions): Rename HEAP to EDGE_HEAP.
7282 * reg-stack.c (stack): Rename to STACK_PTR. Update all users.
7283 * tree-vrp.c (stack): Rename to EQUIV_STACK. Update all users.
7285 * config/bfin/bfin.c (hwloop_optimize): Update some calls to
7286 VEC_* for vectors of non-pointers.
7287 * config/c6x/c6x.c (try_rename_operands): Likewise.
7288 (reshuffle_units): Likewise.
7289 * config/mips/mips.c (mips_multi_start): Likewise.
7290 (mips_multi_add): Likewise.
7291 (mips_multi_copy_insn): Likewise.
7292 (mips_multi_set_operand): Likewise.
7293 * hw-doloop.c (discover_loop): Likewise.
7294 (discover_loops): Likewise.
7295 (reorg_loops): Likewise.
7297 2012-08-14 Diego Novillo <dnovillo@google.com>
7299 Merge from cxx-conversion branch. C++ support in gengtype.
7301 * coretypes.h (gt_pointer_operator): Move from ...
7303 * doc/gty.texi: Document support for C++ templates and
7304 user-provided markers.
7305 * gcc/gengtype-lex.l: Update copyright year.
7306 Remove support for recognizing DEF_VEC_O, DEF_VEC_P and DEFVEC_I.
7307 * gengtype-parse.c: Update copyright year.
7308 (token_names): Remove DEF_VEC_O, DEF_VEC_P and DEF_VEC_I.
7309 (require_template_declaration): New.
7310 (typedef_name): Call it.
7311 (type): Replace IS_UNION with KIND. Replace all users.
7312 (def_vec): Remove. Update all users.
7313 * gengtype-state.c (type_lineloc): Handle TYPE_USER_STRUCT.
7314 (write_state_user_struct_type): New.
7315 (write_state_type): Call it.
7316 (read_state_user_struct_type): New.
7317 (read_state_type): Call it.
7318 * gengtype.c: Update copyright year.
7319 (dump_pair): Move declaration to the top.
7320 (dump_type): Likewise.
7321 (dump_type_list): Likewise.
7322 (dbgprint_count_type_at): Handle TYPE_USER_STRUCT.
7323 (create_user_defined_type): New.
7324 (resolve_typedef): Call it.
7325 (new_structure): Replace argument ISUNION with KIND.
7326 Change users to refer to KIND directly.
7328 (find_structure): Likewise.
7329 (set_gc_used_type): Handle TYPE_USER_STRUCT.
7330 (create_file): Update HDR to include new copyright year.
7331 (struct walk_type_data): Add field IN_PTR_FIELD.
7332 (output_mangled_typename): Handle TYPE_USER_STRUCT.
7333 (walk_type): Set D->IN_PTR_FIELD when walking a TYPE_POINTER.
7334 Clear it afterwards.
7335 Handle TYPE_USER_STRUCT.
7336 (write_types_process_field): Handle TYPE_USER_STRUCT.
7337 (get_type_specifier): Move earlier in the file.
7338 (write_type_decl): New.
7339 (write_marker_function_name): New.
7340 (write_user_func_for_structure_ptr): New.
7341 (write_user_func_for_structure_body): New.
7342 (write_user_marking_functions): New.
7343 (write_func_for_structure): Call write_marker_function_name
7344 and write_type_decl.
7345 Do not call walk_type for TYPE_USER_STRUCT. Emit a call to the user
7347 Call write_user_marking_functions on TYPE_USER_STRUCTs.
7348 (write_types_local_user_process_field): New.
7349 (write_pch_user_walking_for_structure_body): New.
7350 (write_pch_user_walking_functions): New.
7351 (write_types_local_process_field): Handle TYPE_USER_STRUCT.
7352 (write_local_func_for_structure): Do not call walk_type for
7353 TYPE_USER_STRUCT. Instead, emit the call to gt_pch_nx directly.
7354 Call write_pch_user_walking_functions for TYPE_USER_STRUCTs.
7355 (write_root): Handle TYPE_USER_STRUCT.
7356 (vec_prefix_type): Remove. Update all users.
7357 (note_def_vec): Remove. Update all users.
7358 (dump_typekind): Handle TYPE_USER_STRUCT.
7359 (dump_type): Initialize SEEN_TYPES, if needed.
7360 Handle TYPE_USER_STRUCT.
7361 (dump_everything): Do not initialize SEEN_TYPES.
7362 * gengtype.h: Update copyright year.
7363 (enum typekind): Add TYPE_USER_STRUCT.
7364 (union_or_struct_p): Rename from UNION_OR_STRUCT_P.
7365 Convert into function.
7366 Add an overload taking const_type_p.
7368 (new_structure): Change second field to type enum typekind.
7370 (find_structure): Likewise.
7371 (note_def_vec): Remove.
7372 (DEFVEC_OP): Remove.
7374 * ggc-page.c (gt_ggc_mx): Add entry points for marking
7375 'const char *&', 'unsigned char *&' and 'unsigned char&'.
7376 * ggc-zone.c (gt_ggc_mx): Add entry points for marking
7377 'const char *&' and 'unsigned char *&'.
7378 * stringpool.c (gt_pch_nx): Add entry points for marking
7379 'const char *&', 'unsigned char *&' and 'unsigned char&'.
7380 Add an entry point for the overload taking arguments 'unsigned char
7381 *', 'gt_pointer_operator' and 'void *'.
7382 * vec.h (struct vec_prefix): Remove GTY marker.
7383 (struct vec_t): Remove GTY((length)) attribute from field 'vec'.
7384 (gt_ggc_mx (vec_t<T> *)): New template function.
7385 (gt_pch_nx (vec_t<T> *)): New template function.
7386 (gt_pch_nx (vec_t<T *> *, gt_pointer_operator, void *)): New template
7388 (gt_pch_nx (vec_t<T> *, gt_pointer_operator, void *)): New template
7391 * basic-block.h (struct edge_def): Mark GTY((user)).
7392 Remove all GTY markers from fields.
7393 (gt_ggc_mx): Declare.
7394 (gt_pch_nx): Declare.
7395 * tree-cfg.c (gt_ggc_mx): New.
7398 * gengtype-lex.l (USER_GTY): Add pattern for "user".
7399 * gengtype-parse.c (option): Handle USER_GTY.
7402 If the keyword 'user' is used, do not walk the fields
7404 * gengtype.h (USER_GTY): Add.
7405 * doc/gty.texi: Update.
7407 2012-08-14 Lawrence Crowl <crowl@google.com>
7409 Merge cxx-conversion branch. Implement C++ hash table.
7411 * hash-table.h: New. Implementation borrowed from libiberty/hashtab.c.
7412 * hash-table.c: Likewise.
7413 * tree-ssa-tail-merge.c: Include hash-table.h instead of hashtab.h.
7414 (static htab_t same_succ_htab): Change type to hash_table;
7415 move specification of helper functions from create call to declaration.
7416 Change users to invoke member functions.
7417 (same_succ_print_traverse): Make extern ssa_.... Change callers.
7418 Remove void* casting.
7419 (same_succ_hash): Likewise.
7420 (same_succ_equal): Likewise.
7421 (same_succ_delete): Likewise.
7422 * tree-ssa-threadupdate.c: Include hash-table.h.
7423 (struct local_info): Rename to ssa_local_info_t to avoid overloading
7424 the type name local_info with the variable name local_info.
7425 (static htab_t redirection_data): Change type to hash_table.
7426 Move specification of helper functions from create call to declaration.
7427 Change users to invoke member functions.
7428 (redirection_data_hash): Make extern ssa_.... Change callers.
7429 Remove void* casting.
7430 (redirection_data_eq): Likewise.
7431 (fix_duplicate_block_edges): Likewise.
7432 (create_duplicates): Likewise.
7433 (fixup_template_block): Likewise.
7434 (redirect_edges): Likewise.
7435 (lookup_redirection_data): Change types associated with the hash table
7436 from void* to their actual type. Remove unnecessary casts.
7437 * tree-ssa-ccp.c: Include hash-table.h.
7438 (typedef gimple_htab): New. Uses hash_table. Replace specific uses
7439 of htab_t with gimple_htab. Change users to invoke member functions.
7440 Move specification of helper functions from create call to declaration.
7441 * tree-ssa-coalesce.c: Include hash-table.h instead of hashtab.h.
7442 (hash_ssa_name_by_var): Make extern. Remove void* casting.
7443 (eq_ssa_name_by_var): Likewise.
7444 (coalesce_ssa_name): Change type of local static htab_t ssa_name_hash
7445 to hash_table. Change users to invoke member functions.
7446 Move specification of helper functions from create call to declaration.
7447 * coverage.c: Include hash-table.h instead of hashtab.h.
7448 (static htab_t counts_hash): Change type to hash_table;
7449 move specification of helper functions from create call to declaration.
7450 Change users to invoke member functions.
7451 (htab_counts_entry_hash): Make extern. Rename with coverage_... instead
7452 of htab_... Remove void* casting.
7453 (htab_counts_entry_eq): Likewise.
7454 (htab_counts_entry_del): Likewise.
7455 * tree-ssa-pre.c: Include hash-table.h instead of hashtab.h.
7456 (static htab_t expression_to_id): Change type to hash_table.
7457 Move specification of helper functions from create call to declaration.
7458 Change users to invoke member functions.
7459 (static htab_t phi_translate_table): Likewise.
7460 (pre_expr_eq): Make extern ssa_.... Change callers.
7461 Remove void* casting.
7462 (pre_expr_hash): Likewise.
7463 (expr_pred_trans_hash): Likewise.
7464 (expr_pred_trans_eq): Likewise.
7465 (alloc_expression_id): Change types associated with the hash table
7466 from void* to their actual type. Remove unnecessary casts.
7467 (lookup_expression_id): Likewise.
7468 (phi_trans_lookup): Likewise.
7469 (phi_trans_add): Likewise.
7470 * stringpool.c: Rename uses of libcpp typedef hash_table to
7472 * Makefile.in: Add hash-table.o to OBJS-libcommon-target.
7473 Add $(HASH_TABLE_H). Add new dependences on $(HASH_TABLE_H).
7475 2012-08-14 Lawrence Crowl <crowl@google.com>
7477 Merge from cxx-conversion branch. Re-write double_int in C++.
7480 (typedef double_int): Change to struct (POD).
7481 (double_int::make): New overloads for int to double-int conversion.
7482 (double_int::mask): New.
7483 (double_int::max_value): New.
7484 (double_int::min_value): New.
7485 (double_int::operator ++): New.
7486 (double_int::operator --): New.
7487 (double_int::operator *=): New.
7488 (double_int::operator +=): New.
7489 (double_int::operator -=): New.
7490 (double_int::to_signed): New.
7491 (double_int::to_unsigned): New.
7492 (double_int::fits_unsigned): New.
7493 (double_int::fits_signed): New.
7494 (double_int::fits): New.
7495 (double_int::trailing_zeros): New.
7496 (double_int::popcount): New.
7497 (double_int::multiple_of): New.
7498 (double_int::set_bit): New.
7499 (double_int::mul_with_sign): New.
7500 (double_int::operator * (binary)): New.
7501 (double_int::operator + (binary)): New.
7502 (double_int::operator - (binary)): New.
7503 (double_int::operator - (unary)): New.
7504 (double_int::operator ~ (unary)): New.
7505 (double_int::operator & (binary)): New.
7506 (double_int::operator | (binary)): New.
7507 (double_int::operator ^ (binary)): New.
7508 (double_int::and_not): New.
7509 (double_int::lshift): New.
7510 (double_int::rshift): New.
7511 (double_int::alshift): New.
7512 (double_int::arshift): New.
7513 (double_int::llshift): New.
7514 (double_int::lrshift): New.
7515 (double_int::lrotate): New.
7516 (double_int::rrotate): New.
7517 (double_int::div): New.
7518 (double_int::sdiv): New.
7519 (double_int::udiv): New.
7520 (double_int::mod): New.
7521 (double_int::smod): New.
7522 (double_int::umod): New.
7523 (double_int::divmod): New.
7524 (double_int::sdivmod): New.
7525 (double_int::udivmod): New.
7526 (double_int::ext): New.
7527 (double_int::zext): New.
7528 (double_int::sext): New.
7529 (double_int::is_zero): New.
7530 (double_int::is_one): New.
7531 (double_int::is_minus_one): New.
7532 (double_int::is_negative): New.
7533 (double_int::cmp): New.
7534 (double_int::ucmp): New.
7535 (double_int::scmp): New.
7536 (double_int::ult): New.
7537 (double_int::ugt): New.
7538 (double_int::slt): New.
7539 (double_int::sgt): New.
7540 (double_int::max): New.
7541 (double_int::smax): New.
7542 (double_int::umax): New.
7543 (double_int::min): New.
7544 (double_int::smin): New.
7545 (double_int::umin): New.
7546 (double_int::operator ==): New.
7547 (double_int::operator !=): New.
7548 (shwi_to_double_int): Change implementation to use member function.
7549 (double_int_minus_one): Likewise.
7550 (double_int_zero): Likewise.
7551 (double_int_one): Likewise.
7552 (double_int_two): Likewise.
7553 (double_int_ten): Likewise.
7554 (uhwi_to_double_int): Likewise.
7555 (double_int_to_shwi): Likewise.
7556 (double_int_to_uhwi): Likewise.
7557 (double_int_fits_in_uhwi_p): Likewise.
7558 (double_int_fits_in_shwi_p): Likewise.
7559 (double_int_fits_in_hwi_p): Likewise.
7560 (double_int_mul): Likewise.
7561 (double_int_mul_with_sign): Likewise.
7562 (double_int_add): Likewise.
7563 (double_int_sub): Likewise.
7564 (double_int_neg): Likewise.
7565 (double_int_div): Likewise.
7566 (double_int_sdiv): Likewise.
7567 (double_int_udiv): Likewise.
7568 (double_int_mod): Likewise.
7569 (double_int_smod): Likewise.
7570 (double_int_umod): Likewise.
7571 (double_int_divmod): Likewise.
7572 (double_int_sdivmod): Likewise.
7573 (double_int_udivmod): Likewise.
7574 (double_int_multiple_of): Likewise.
7575 (double_int_setbit): Likewise.
7576 (double_int_ctz): Likewise.
7577 (double_int_not): Likewise.
7578 (double_int_ior): Likewise.
7579 (double_int_and): Likewise.
7580 (double_int_and_not): Likewise.
7581 (double_int_xor): Likewise.
7582 (double_int_lshift): Likewise.
7583 (double_int_rshift): Likewise.
7584 (double_int_lrotate): Likewise.
7585 (double_int_rrotate): Likewise.
7586 (double_int_cmp): Likewise.
7587 (double_int_scmp): Likewise.
7588 (double_int_ucmp): Likewise.
7589 (double_int_max): Likewise.
7590 (double_int_smax): Likewise.
7591 (double_int_umax): Likewise.
7592 (double_int_min): Likewise.
7593 (double_int_smin): Likewise.
7594 (double_int_umin): Likewise.
7595 (double_int_ext): Likewise.
7596 (double_int_sext): Likewise.
7597 (double_int_zext): Likewise.
7598 (double_int_mask): Likewise.
7599 (double_int_max_value): Likewise.
7600 (double_int_min_value): Likewise.
7601 (double_int_zero_p): Likewise.
7602 (double_int_one_p): Likewise.
7603 (double_int_minus_one_p): Likewise.
7604 (double_int_equal_p): Likewise.
7605 (double_int_popcount): Likewise.
7607 (double_int_mask): Reuse implementation for double_int::mask.
7608 (double_int_max_value): Likewise.
7609 (double_int_min_value): Likewise.
7610 (double_int_ext): Likewise.
7611 (double_int_zext): Likewise.
7612 (double_int_sext): Likewise.
7613 (double_int_mul_with_sign): Likewise.
7614 (double_int_divmod): Likewise.
7615 (double_int_sdivmod): Likewise.
7616 (double_int_udivmod): Likewise.
7617 (double_int_div): Likewise.
7618 (double_int_sdiv): Likewise.
7619 (double_int_udiv): Likewise.
7620 (double_int_mod): Likewise.
7621 (double_int_smod): Likewise.
7622 (double_int_umod): Likewise.
7623 (double_int_multiple_of): Likewise.
7624 (double_int_lshift): Likewise.
7625 (double_int_rshift): Likewise.
7626 (double_int_lrotate): Likewise.
7627 (double_int_rrotate): Likewise.
7628 (double_int_cmp): Likewise.
7629 (double_int_ucmp): Likewise.
7630 (double_int_scmp): Likewise.
7631 (double_int_max): Likewise.
7632 (double_int_smax): Likewise.
7633 (double_int_umax): Likewise.
7634 (double_int_min): Likewise.
7635 (double_int_smin): Likewise.
7636 (double_int_umin): Likewise.
7637 (double_int_min): Likewise.
7638 (double_int_min): Likewise.
7639 (double_int_min): Likewise.
7640 (double_int_min): Likewise.
7641 (double_int_min): Likewise.
7642 (double_int_min): Likewise.
7643 (double_int::alshift): New.
7644 (double_int::arshift): New.
7645 (double_int::llshift): New.
7646 (double_int::lrshift): New.
7647 (double_int::ult): New.
7648 (double_int::ugt): New.
7649 (double_int::slt): New.
7650 (double_int::sgt): New.
7651 (double_int_setbit): Reuse implementation for double_int::set_bit,
7652 which avoids a name conflict with a macro.
7653 (double_int_double_int_ctz): Reuse implementation for
7654 double_int::trailing_zeros.
7655 (double_int_fits_in_shwi_p): Reuse implementation for
7656 double_int::fits_signed.
7657 (double_int_fits_in_hwi_p): Reuse implementation for double_int::fits.
7658 (double_int_mul): Reuse implementation for binary
7659 double_int::operator *.
7660 (double_int_add): Likewise.
7661 (double_int_sub): Likewise.
7662 (double_int_neg): Reuse implementation for unary
7663 double_int::operator -.
7664 (double_int_max_value): Likewise.
7665 * fixed-value.c: Change to use member functions introduced above.
7667 2012-08-14 Lawrence Crowl <crowl@google.com>
7669 Merge cxx-conversion branch. Support tree macro calling from gdb.
7671 * tree.h (tree_check): New.
7672 (TREE_CHECK): Use inline function above instead of __extension__.
7673 (tree_not_check): New.
7674 (TREE_NOT_CHECK): Use inline function above instead of __extension__.
7676 (TREE_CHECK2): Use inline function above instead of __extension__.
7677 (tree_not_check2): New.
7678 (TREE_NOT_CHECK2): Use inline function above instead of __extension__.
7680 (TREE_CHECK3): Use inline function above instead of __extension__.
7681 (tree_not_check3): New.
7682 (TREE_NOT_CHECK3): Use inline function above instead of __extension__.
7684 (TREE_CHECK4): Use inline function above instead of __extension__.
7685 (tree_not_check4): New.
7686 (TREE_NOT_CHECK4): Use inline function above instead of __extension__.
7688 (TREE_CHECK5): Use inline function above instead of __extension__.
7689 (tree_not_check5): New.
7690 (TREE_NOT_CHECK5): Use inline function above instead of __extension__.
7691 (contains_struct_check): New.
7692 (CONTAINS_STRUCT_CHECK): Use inline function above instead of
7694 (tree_class_check): New.
7695 (TREE_CLASS_CHECK): Use inline function above instead of __extension__.
7696 (tree_range_check): New.
7697 (TREE_RANGE_CHECK): Use inline function above instead of __extension__.
7698 (omp_clause_subcode_check): New.
7699 (OMP_CLAUSE_SUBCODE_CHECK): Use inline function above instead of
7701 (omp_clause_range_check): New.
7702 (OMP_CLAUSE_RANGE_CHECK): Use inline function above instead of
7705 (EXPR_CHECK): Use inline function above instead of __extension__.
7706 (non_type_check): New.
7707 (NON_TYPE_CHECK): Use inline function above instead of __extension__.
7708 (tree_vec_elt_check): New.
7709 (TREE_VEC_ELT_CHECK): Use inline function above instead of
7711 (omp_clause_elt_check): New.
7712 (OMP_CLAUSE_ELT_CHECK): Use inline function above instead of
7714 (tree_operand_check): New.
7715 (TREE_OPERAND_CHECK): Use inline function above instead of
7717 (tree_operand_check_code): New.
7718 (TREE_OPERAND_CHECK_CODE): Use inline function above instead of
7720 (TREE_CHAIN): Simplify implementation.
7721 (TREE_TYPE): Simplify implementation.
7722 (tree_operand_length): Move for compilation dependences.
7723 * gdbinit.in: (macro define __FILE__): New.
7724 (macro define __LINE__): New.
7725 (skip "tree.h"): New.
7727 2012-08-14 Oleg Endo <olegendo@gcc.gnu.org>
7730 * config/sh/sh.md (cmp_div0s_0, cmp_div0s_1, *cmp_div0s_0,
7731 *cmp_div0s_1, *cbranch_div0s, *movsicc_div0s): New insns.
7732 * config/sh/sh.c (sh_rtx_costs): Handle div0s patterns.
7734 2012-08-14 Oleg Endo <olegendo@gcc.gnu.org>
7737 * config/sh/constraints.md (Sra): New constraint.
7738 * config/sh/predicates.md (simple_mem_operand,
7739 displacement_mem_operand, zero_extend_movu_operand): New predicates.
7740 (zero_extend_operand): Check zero_extend_movu_operand for SH2A.
7741 * config/sh/sh.md (*zero_extendqisi2_disp_mem,
7742 *zero_extendhisi2_disp_mem): Add new insns and two new related
7745 2012-08-14 Steven Bosscher <steven@gcc.gnu.org>
7747 * graphite-scop-detection.c (create_sese_edges): Compute dominance
7748 info before trying to fix loop structure.
7749 * cfgloopmanip.c (fix_loop_structure): Require fast DOM queries.
7750 * tree-cfgcleanup.c (repair_loop_structures): Likewise.
7751 * cfgloop.c (verify_loop_structure): Verify loop fathers.
7753 * dominance.c (init_dom_info): Use gcc_checking_assert, not gcc_assert.
7754 (dom_convert_dir_to_idx, compute_dom_fast_query,
7755 get_immediate_dominator, set_immediate_dominator, get_dominated_by,
7756 redirect_immediate_dominators, nearest_common_dominator,
7757 (dominated_by_p, bb_dom_dfs_in, bb_dom_dfs_out, recompute_dominator,
7758 iterate_fix_dominators, add_to_dominance_info,
7759 delete_from_dominance_info): Likewise.
7761 2012-08-14 Richard Guenther <rguenther@suse.de>
7763 * cfgexpand.c (expand_used_vars): Use virtual_operand_p.
7764 * gimple-pretty-print.c (dump_phi_nodes): Likewise.
7765 * gimple-streamer-out.c (output_bb): Likewise.
7766 * graphite-sese-to-poly.c (scalar_close_phi_node_p): Likewise.
7767 (rewrite_reductions_out_of_ssa): Likewise.
7768 (rewrite_commutative_reductions_out_of_ss): Likewise.
7769 * ipa-split.c (verify_non_ssa_vars): Likewise.
7770 (consider_split): Likewise.
7771 (visit_bb): Likewise.
7772 (split_function): Likewise.
7773 * lto-streamer-out.c (output_ssa_names): Likewise.
7774 * sese.c (rename_uses): Likewise.
7775 * tree-cfg.c (replace_uses_by): Likewise.
7776 (gimple_merge_blocks): Likewise.
7777 (gimple_cfg2dot): Likewise.
7778 (verify_gimple_phi): Likewise.
7779 (replace_ssa_name): Likewise.
7780 (move_block_to_fn): Likewise.
7781 * tree-eh.c (cleanup_empty_eh_merge_phis): Likewise.
7782 * tree-if-conv.c (if_convertible_phi_p): Likewise.
7783 (predicate_scalar_phi): Likewise.
7784 * tree-inline.c (update_ssa_across_abnormal_edges): Likewise.
7785 (copy_phis_for_bb): Likewise.
7786 * tree-loop-distribution.c (generate_loops_for_partition): Likewise.
7787 (destroy_loop): Likewise.
7788 * tree-outof-ssa.c (eliminate_useless_phis): Likewise.
7789 (insert_backedge_copies): Likewise.
7790 * tree-parloops.c (transform_to_exit_first_loop): Likewise.
7791 (gather_scalar_reductions): Likewise.
7792 (try_create_reduction_list): Likewise.
7793 * tree-scalar-evolution.c (analyze_scalar_evolution_for_all_loop_ph):
7795 (scev_const_prop): Likewise.
7796 * tree-ssa-ccp.c (debug_lattice_value): Likewise.
7797 (get_default_value): Likewise.
7798 (ccp_initialize): Likewise.
7799 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
7800 * tree-ssa-copy.c (may_propagate_copy): Likewise.
7801 (init_copy_prop): Likewise.
7802 * tree-ssa-dce.c (propagate_necessity): Likewise.
7803 (remove_dead_phis): Likewise.
7804 (forward_edge_to_pdom): Likewise.
7805 (eliminate_unnecessary_stmts): Likewise.
7806 * tree-ssa-live.c (partition_view_init): Likewise.
7807 (remove_unused_locals): Likewise.
7808 (register_ssa_partition_check): Likewise.
7809 * tree-ssa-loop-im.c (movement_possibility): Likewise.
7810 (move_computations_stmt): Likewise.
7811 * tree-ssa-loop-ivopts.c (determine_biv_step): Likewise.
7812 (record_invariant): Likewise.
7813 (find_interesting_uses_outside): Likewise.
7814 (determine_set_costs): Likewise.
7815 * tree-ssa-loop-manip.c (add_exit_phis_var): Likewise.
7816 (find_uses_to_rename_use): Likewise.
7817 (check_loop_closed_ssa_use): Likewise.
7818 (rewrite_phi_with_iv): Likewise.
7819 (canonicalize_loop_ivs): Likewise.
7820 * tree-ssa-math-opts.c (execute_cse_reciprocals): Likewise.
7821 * tree-ssa-phiopt.c (hoist_adjacent_loads): Likewise.
7822 * tree-ssa-pre.c (make_values_for_phi): Likewise.
7823 (compute_avail): Likewise.
7824 (eliminate): Likewise.
7825 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
7826 * tree-ssa-reassoc.c (phi_rank): Likewise.
7827 * tree-ssa-strlen.c (strlen_enter_block): Likewise.
7828 * tree-ssa-structalias.c (compute_points_to_sets): Likewise.
7829 (ipa_pta_execute): Likewise.
7830 * tree-ssa-tail-merge.c (same_succ_hash): Likewise.
7831 (release_last_vdef): Likewise.
7832 (same_phi_alternatives_1): Likewise.
7833 (bb_has_non_vop_phi): Likewise.
7834 (vop_phi): Likewise.
7835 * tree-ssa-threadedge.c (record_temporary_equivalences_from_phis):
7837 * tree-ssa-uninit.c (warn_uninitialized_phi): Likewise.
7838 (execute_late_warn_uninitialized): Likewise.
7839 * tree-ssa.c (verify_ssa_name): Likewise.
7840 (verify_phi_args): Likewise.
7841 (verify_ssa): Likewise.
7842 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
7843 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1):
7845 (slpeel_tree_peel_loop_to_edge): Likewise.
7846 (vect_can_advance_ivs_p): Likewise.
7847 (vect_update_ivs_after_vectorizer): Likewise.
7848 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Likewise.
7849 * tree-vrp.c (remove_range_assertions): Likewise.
7850 * value-prof.c (gimple_divmod_values_to_profile): Likewise.
7852 2012-08-14 Richard Guenther <rguenther@suse.de>
7854 PR tree-optimization/54146
7855 * tree-ssa-pre.c (do_regular_insertion): Use a VEC
7856 indexed by pred edge index for avail.
7857 (do_partial_partial_insertion): Likewise.
7858 (insert_into_preds_of_block): Adjust.
7860 2012-08-14 Richard Guenther <rguenther@suse.de>
7862 * gimplify.c (create_tmp_from_val): Mark temporary with
7863 DECL_GIMPLE_REG_P here ...
7864 (internal_get_tmp_var): ... instead of here. If we go into
7865 SSA create an SSA name instead of a VAR_DECL.
7866 (gimplify_modify_expr): Do not create SSA names here, assert
7867 we already got them.
7868 (force_gimple_operand_1): Create an SSA name if we go into SSA.
7869 * sese.c (rename_uses): Simplify.
7871 2012-08-14 Richard Guenther <rguenther@suse.de>
7873 * tree-into-ssa.c: Include diagnostic-core.h.
7874 * Makefile.in (tree-into-ssa.o): Adjust.
7876 2012-08-14 Richard Guenther <rguenther@suse.de>
7878 * tree-into-ssa.c (update_ssa): Verify we do not rename
7879 symbols that are already partly in SSA form.
7881 2012-08-14 Jakub Jelinek <jakub@redhat.com>
7884 PR rtl-optimization/53495
7885 * ira.c (ira): Move delete_trivially_dead_insns call before
7886 find_moveable_pseudos call.
7888 2012-08-13 Steven Bosscher <steven@gcc.gnu.org>
7890 * tree-ssa-pre.c (do_regular_insertion): Add FIXME markers at points
7891 of potentially huge memset overhead.
7892 (do_partial_partial_insertion): Likewise.
7893 * cfgexpand.c (gimple_expand_cfg): Use XCNEWVEC instead of xcalloc.
7894 * tree-vrp.c (find_assert_locations): Use XNEWVEC instead of XCNEWVEC
7895 for arrays to be filled by pre_and_rev_post_order_compute. Allocate
7896 the right number of slots, not that number plus NUM_FIXED_BLOCKS.
7897 * tree-ssa-reassoc.c (init_reassoc): Likewise.
7898 * cfganal.c (dfs_enumerate_from): Use XNEWVEC instead of XCNEWVEC for
7899 array used as stack.
7900 * tree-ssa-sccvn.c (init_scc_vn): Use XNEWVEC instead of XCNEWVEC for
7901 arrays to be filled by pre_and_rev_post_order_compute.
7902 * cfgloopmanip.c (find_path): Use XNEWVEC instead of XCNEWVEC for
7903 array to be filled by dfs_enumerate_from.
7904 (remove_path): Likewise.
7905 (duplicate_loop_to_header_edge): Use XNEWVEC instead of XCNEWVEC for
7906 array of loops that is filled on the next lines.
7907 * cfgloop.c (get_loop_body): Use XNEWVEC instead of XCNEWVEC for
7908 array of basic blocks to be returned.
7909 (get_loop_body_in_dom_order): Likewise.
7910 (get_loop_body_in_bfs_order): Likewise.
7911 * tree-ssa-loop-manip.c (loop_renamer_obstack): New static obstack
7912 for all bitmaps used for rewriting into loop-closed SSA form.
7913 (add_exit_phis_var): Allocate the def bitmap on it. Clear the livein
7914 bitmap at the end to release a lot of memory.
7915 (add_exit_phis): Allocate the exits bitmap on the new obstack.
7916 (get_loops_exits): Allocate the exits bitmap on the new obstack.
7917 (find_uses_to_rename_use): Allocate a use_blocks bitmap if ver is
7918 seen for the first time.
7919 (find_uses_to_rename): Add "???" for why the whole function must
7920 be re-scanned if changed_bbs is empty.
7921 (rewrite_into_loop_closed_ssa): Allocate bitmaps on the new obstack.
7922 Use XNEWVEC to allocate the use_blocks array. Initialize the new
7923 obstack, and free it at the end. Remove loop over all SSA names.
7924 (check_loop_closed_ssa_stmt): Look only at SSA_OP_USE operands.
7925 * tree-cfg.c (move_sese_region_to_fn): Use XNEWVEC instead of
7926 xcalloc to allocate edge_pred and edge_flag arrays.
7928 2012-08-13 Uros Bizjak <ubizjak@gmail.com>
7930 * config/i386/i386.h (FIXED_REGISTERS): Do not mark REX registers here.
7931 (CALL_USED_REGISTERS): Use bitmaps to mark call-used registers
7933 (enum reg_class): Move CLOBBERED_REGS just before GENERAL_REGS.
7934 (REG_CLASS_NAMES): Update.
7935 (REG_CLASS_CONTENTS): Update. Clear CLOBBERED_REGS members.
7936 * config/i386/i386.c (ix86_conditional_register_usage): Disable
7937 REX registers on 32bit targets. Handle bitmaps from
7938 CALL_USED_REGISTERS initializer. Calculate CLOBBERED_REGS register
7939 set from GENERAL_REGS also for 32bit targets. Do not change call
7940 used register set for TARGET_64BIT_MS_ABI separately.
7942 2012-08-13 Richard Guenther <rguenther@suse.de>
7944 * basic-block.h (struct basic_block): Remove loop_depth
7945 member, move flags and index members next to each other.
7946 * cfgloop.h (bb_loop_depth): New inline function.
7947 * cfghooks.c (split_block): Do not set loop_depth.
7948 (duplicate_block): Likewise.
7949 * cfgloop.c (flow_loop_nodes_find): Likewise.
7950 (flow_loops_find): Likewise.
7951 (add_bb_to_loop): Likewise.
7952 (remove_bb_from_loops): Likewise.
7953 * cfgrtl.c (force_nonfallthru_and_redirect): Likewise.
7954 * gimple-streamer-in.c (input_bb): Do not stream loop_depth.
7955 * gimple-streamer-out.c (output_bb): Likewise.
7956 * bt-load.c: Include cfgloop.h.
7957 (migrate_btr_defs): Use bb_loop_depth.
7958 * cfg.c (dump_bb_info): Likewise.
7959 * final.c (compute_alignments): Likewise.
7960 * ira.c (update_equiv_regs): Likewise.
7961 * tree-ssa-copy.c (init_copy_prop): Likewise.
7962 * tree-ssa-dom.c (loop_depth_of_name): Likewise.
7963 * tree-ssa-forwprop.c: Include cfgloop.h.
7964 (forward_propagate_addr_expr): Use bb_loop_depth.
7965 * tree-ssa-pre.c (insert_into_preds_of_block): Likewise.
7966 * tree-ssa-sink.c (select_best_block): Likewise.
7967 * ipa-inline-analysis.c: Include cfgloop.h.
7968 (estimate_function_body_sizes): Use bb_loop_depth.
7969 * Makefile.in (tree-ssa-forwprop.o): Depend on $(CFGLOOP_H).
7970 (ipa-inline-analysis.o): Likewise.
7971 (bt-load.o): Likewise.
7973 2012-08-13 Ganesh Gopalasubramanian <Ganesh.Gopalasubramanian@amd.com>
7974 Jakub Jelinek <jakub@redhat.com>
7977 * config/i386/driver-i386.c (host_detect_local_cpu): Test bit_PRFCHW
7978 bit of CPUID 0x80000001 %ecx instead of CPUID 7 %ecx.
7979 * config/i386/cpuid.h (bits_PRFCHW): Move definition to CPUID
7980 0x80000001 %ecx flags.
7982 2012-08-13 Richard Guenther <rguenther@suse.de>
7984 * tree-cfg.c (print_loop): Avoid ICEing for loops marked for
7985 removal and loops with multiple latches.
7987 2012-08-13 Jakub Jelinek <jakub@redhat.com>
7990 * tree.c (integer_pow2p): Avoid undefined signed overflows.
7991 * simplify-rtx.c (neg_const_int): Likewise.
7992 * expr.c (fixup_args_size_notes): Likewise.
7993 * stor-layout.c (set_min_and_max_values_for_integral_type): Likewise.
7994 * double-int.c (mul_double_wide_with_sign): Likewise.
7995 (double_int_mask): Likewise.
7996 * tree-ssa-loop-ivopts.c (get_address_cost): Likewise.
7998 2012-08-13 Richard Guenther <rguenther@suse.de>
8000 PR tree-optimization/54200
8001 * tree-ssa-copyrename.c (rename_ssa_copies): Do not add
8002 PHI results to another partition if not all PHI arguments
8003 have the same partition.
8005 2012-08-12 Jan Hubicka <jh@suse.cz>
8007 * tree-pass.h (write_summary, write_optimization_summary): Remove
8008 set and vset arguments.
8009 * ipa-cp.c (ipcp_write_summary): Remove set and vset arugments.
8010 (write_node_summary_p): Likewise; use the encoder.
8011 (ipa_reference_write_optimization_summary): Likewise.
8012 * lto-cgraph.c (output_cgraph_opt_summary): Use encoder.
8013 (lto_symtab_encoder_new): Initialize in_partition field.
8014 (lto_symtab_encoder_delete): Destroy in_partition field.
8015 (LCC_NOT_FOUND): Move to lto-streamer.h
8016 (lto_symtab_encoder_deref): Likewise.
8017 (lto_symtab_encoder_in_partition_p,
8018 lto_set_symtab_encoder_in_partition): New functions.
8019 (referenced_from_other_partition_p): Rewrite to use encoder.
8020 (reachable_from_other_partition_p): Likewise.
8021 (referenced_from_this_partition_p): Likewise.
8022 (reachable_from_this_partition_p): Likewise.
8023 (lto_output_node): Likewise.
8024 (lto_output_varpool_node): Likewise.
8025 (output_refs): Likewise.
8026 (compute_ltrans_boundary): Initialize in_partition fileds of
8028 (output_symtab): Likewise.
8029 (input_refs): Match the changes in output_refs.
8030 (output_cgraph_opt_summary_p): Remove set argument.
8031 (output_node_opt_summary): Replace set by encoder.
8032 (output_cgraph_opt_summary): Remove set argument; use
8034 * ipa-pure-const.c (pure_const_write_summary): Remove set and vset
8035 arguments; use the encoder.
8036 * lto-streamer-out.c (lto_output): Remove set and vset argument; use
8038 (produce_symtab): Likewise.
8039 * ipa-inline.h (inline_write_summary): Remove set and vset arguments.
8040 * ipa-inline-analysis.c (inline_write_summary): Likewise.
8041 * ipa-prop.c (ipa_prop_write_jump_functions): Remove set argument;
8043 * ipa-prop.h (ipa_prop_write_jump_functions): Likewise.
8044 * passes.c (ipa_write_summaries_2): Remove set and vset arguments.
8045 (ipa_write_summaries_1): Update.
8046 (ipa_write_optimization_summaries_1): Likewise.
8047 (ipa_write_optimization_summaries): Likewise.
8048 * lto-streamer.h (lto_symtab_encoder_t): Add in_partition.
8049 (lto_symtab_encoder_iterator): New type.
8050 (lto_symtab_encoder_deref): Make inline.
8051 (output_symtab, referenced_from_other_partition_p,
8052 reachable_from_other_partition_p, referenced_from_this_partition_p,
8053 reachable_from_this_partition_p): Update.
8054 (lsei_end_p, lsei_next, lsei_node, lsei_cgraph_node,
8055 lsei_varpool_node): New inline functions.
8056 (LCC_NOT_FOUND): New macro.
8057 (lto_symtab_encoder_deref, lsei_start, lsei_next_in_partition,
8058 lsei_start_in_partition, lsei_next_function_in_partition,
8059 lsei_start_function_in_partition, lsei_next_variable_in_partition,
8060 lsei_start_variable_in_partition): New inline functions.
8062 2012-08-12 Oleg Endo <olegendo@gcc.gnu.org>
8064 * config/sh/sh.md (prefetch): Simplify expander. Fix condition to
8066 (*prefetch_media): Move insn below expander.
8067 (*prefetch): Fix condition to allow SH3.
8069 2012-08-12 Oleg Endo <olegendo@gcc.gnu.org>
8072 * config/sh/sh.md: Add splits for inverted compare and branch
8074 (*cmpeqsi_t): New insn.
8075 (cmpgtsi_t, cmpgesi_t): Swap r and N alternatives.
8076 (cmpgeusi_t): Use satisfies_constraint_Z. Emit sett insn in
8077 replacement insn list and not in the preparation statements.
8078 (clrt, sett): Add mt_group attribute.
8080 2012-08-12 Marc Glisse <marc.glisse@inria.fr>
8083 * gimple-pretty-print.c (dump_ternary_rhs): Handle 4 arguments.
8085 2012-08-12 Oleg Endo <olegendo@gcc.gnu.org>
8088 * config/sh/predicates.md (mem_index_disp_operand): Check for
8089 arith_reg_operand instead of REG_P.
8091 2012-08-11 Bernd Schmidt <bernds@codesourcery.com>
8093 * reload1.c (replaced_subreg, gen_reload): Add
8094 SECONDARY_MEMORY_NEEDED ifdefs as necessary.
8096 2012-08-11 Jan Hubicka <jh@suse.cz>
8098 * lto-section-in.c (lto_section_name): Do not use "symtab" as part of
8099 symtab_node sectoin name; it confuses plugin.
8101 2012-08-11 Uros Bizjak <ubizjak@gmail.com>
8103 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Shift DECL_UID
8104 index in the va_list_vars bitmap by num_ssa_names.
8106 2012-08-11 Uros Bizjak <ubizjak@gmail.com>
8108 * config/i386/sse.md (xop integer multiply/add insns): Use
8109 register_operand for operand 3 predicate.
8110 (xop_phadd<u>bq): Fix vec_select selectors.
8112 2012-08-11 Martin Jambor <mjambor@suse.cz>
8115 * ipa-inline.h (condition): New fields offset, agg_contents and by_ref.
8116 * ipa-inline-analysis.c (agg_position_info): New type.
8117 (add_condition): New parameter aggpos, also store agg_contents, by_ref
8119 (dump_condition): Also dump aggregate conditions.
8120 (evaluate_conditions_for_known_args): Also handle aggregate
8121 conditions. New parameter known_aggs.
8122 (evaluate_properties_for_edge): Gather known aggregate contents.
8123 (inline_node_duplication_hook): Pass NULL known_aggs to
8124 evaluate_conditions_for_known_args.
8125 (unmodified_parm): Split into unmodified_parm and unmodified_parm_1.
8126 (unmodified_parm_or_parm_agg_item): New function.
8127 (set_cond_stmt_execution_predicate): Handle values passed in
8129 (set_switch_stmt_execution_predicate): Likewise.
8130 (will_be_nonconstant_predicate): Likewise.
8131 (estimate_edge_devirt_benefit): Pass new parameter known_aggs to
8132 ipa_get_indirect_edge_target.
8133 (estimate_calls_size_and_time): New parameter known_aggs, pass it
8134 recrsively to itself and to estimate_edge_devirt_benefit.
8135 (estimate_node_size_and_time): New vector known_aggs, pass it o
8136 functions which need it.
8137 (remap_predicate): New parameter offset_map, use it to remap aggregate
8139 (remap_edge_summaries): New parameter offset_map, pass it recursively
8140 to itself and to remap_predicate.
8141 (inline_merge_summary): Also create and populate vector offset_map.
8142 (do_estimate_edge_time): New vector of known aggregate contents,
8143 passed to functions which need it.
8144 (inline_read_section): Stream new fields of condition.
8145 (inline_write_summary): Likewise.
8146 * ipa-cp.c (ipa_get_indirect_edge_target): Also examine the aggregate
8147 contents. Let all local callers pass NULL for known_aggs.
8149 2012-08-11 Jan Hubicka <jh@suse.cz>
8151 * lto-cgraph.c (output_cgraph): Rename to ...
8152 (output_symtab): ... this one. Update for LTO_section_symtab_nodes.
8153 (input_cgraph): Rename to ...
8154 (input_symtab): ... this one. Update for LTO_section_symtab_nodes.
8155 * lto-streamer-out.c (create_output_block): Do not set
8157 (produce_asm): Likewise.
8158 (lto_output_toplevel_asms): Likewise.
8159 (produce_asm_for_decls): Likewise.
8160 (lto_output): Use output_symtab.
8161 * lto-section-in.c (lto_section_name): Update.
8162 * lto-section-out.c (lto_destroy_simple_output_block): Remove
8164 * lto-streamer.h (enum lto_section_type): Remove LTO_section_varpool;
8165 rename LTO_section_cgraph to LTO_section_symtab_nodes.
8166 (struct lto_header): Remove section_type.
8168 2012-08-11 Jan Hubicka <jh@suse.cz>
8170 * cgraph.h (vector types for symtab_node): Add.
8171 * ipa-reference.c (ipa_reference_write_optimization_summary): Update
8172 for new symtab encoder.
8173 (ipa_reference_read_optimization_summary): Likewise.
8174 * lto-cgraph.c (output_varpool): Remove.
8175 (input_cgraph_opt_summary): Take symtab nodes vector as argument.
8176 (LTO_cgraph_tags): Rename to ...
8177 (LTO_symtab_tags): ... this one; add LTO_symtab_variable.
8178 (lto_cgraph_encoder_new): Rename to ...
8179 (lto_symtab_encoder_new): ... this on.
8180 (lto_cgraph_encoder_encode): Rename to ...
8181 (lto_symtab_encoder_encode): ... this one.
8182 (lto_cgraph_encoder_delete): Rename to ...
8183 (lto_symtab_encoder_delete): ... this one.
8184 (lto_cgraph_encoder_deref): Rename to ...
8185 (lto_symtab_encoder_deref): ... this one.
8186 (lto_cgraph_encoder_encode_body_p): Rename to ...
8187 (lto_symtab_encoder_encode_body_p): ... this one.
8188 (lto_varpool_encoder_new, lto_varpool_encoder_delete,
8189 lto_varpool_encoder_encode, lto_varpool_encoder_lookup,
8190 lto_varpool_encoder_deref): Remove.
8191 (lto_varpool_encoder_encode_initializer_p): Rename to ...
8192 (lto_symtab_encoder_encode_initializer_p): ... this one.
8193 (lto_set_varpool_encoder_encode_initializer): Rename to ...
8194 (lto_set_symtab_encoder_encode_initializer): ... this one.
8195 (lto_output_edge): Update.
8196 (lto_output_node): Update.
8197 (lto_output_varpool_node): Update; stream out LTO_symtab_variable tag.
8198 (lto_output_ref): Drop varpool_encoder; update.
8199 (add_node_to): Update.
8200 (add_references): Update.
8201 (output_outgoing_cgraph_edges): Update.
8202 (output_refs): Update.
8203 (compute_ltrans_boundary): Update.
8204 (output_cgraph): Update; output varpools too.
8205 (input_overwrite_node): Update.
8206 (output_varpool): Remove.
8207 (input_node): Update.
8208 (input_ref): Update.
8209 (input_edge): Update.
8210 (input_cgraph_1): Update; input varpool too; unify fixup code.
8211 (input_varpool_1): Remove.
8212 (input_refs): Update.
8213 (input_cgraph): Update.
8214 (output_node_opt_summary): Update.
8215 (input_cgraph_opt_section): Update.
8216 (input_cgraph_opt_summary): Update.
8217 * ipa-pure-const.c (pure_const_write_summary): Update.
8218 (pure_const_read_summary): Update.
8219 * lto-streamer-out.c (lto_write_tree): Update.
8220 (lto_output): Likewise.
8221 (produce_symtab): Update.
8222 (produce_asm_for_decls): Update.
8223 * ipa-inline-analysis.c (inline_read_section): Update.
8224 (inline_write_summary): Update.
8225 * ipa-prop.c (ipa_write_node_info): Update.
8226 (ipa_prop_read_section): Update.
8227 * lto-streamer.h (lto_cgraph_encoder_d): Rename to ...
8228 (lto_symtab_encoder_d): ... this one; add initializer.
8229 (lto_cgraph_encoder_t): Rename to ...
8230 (lto_symtab_encoder_t): ... this one.
8231 (lto_cgraph_encoder_size): Rename to ...
8232 (lto_symtab_encoder_size): ... this one.
8233 (lto_varpool_encoder_d): ... remove.
8234 (lto_varpool_encoder_t): Remove.
8235 (lto_out_decl_state): Remove cgraph_node_encoder, varpool_node_encoder
8236 add symtab_node_encoder.
8237 (lto_file_decl_data): Likewise.
8238 (lto_cgraph_encoder_deref, lto_cgraph_encoder_lookup,
8239 lto_cgraph_encoder_new, lto_cgraph_encoder_encode,
8240 lto_cgraph_encoder_delete, lto_cgraph_encoder_encode_body_p,
8241 lto_varpool_encoder_encode_body_p, lto_varpool_encoder_deref,
8242 lto_varpool_encoder_lookup, lto_varpool_encoder_new,
8243 lto_varpool_encoder_encode, lto_varpool_encoder_delete,
8244 lto_varpool_encoder_encode_initializer_p): Remove.
8245 (lto_symtab_encoder_deref, lto_symtab_encoder_lookup,
8246 lto_symtab_encoder_t, lto_symtab_encoder_encode,
8247 lto_symtab_encoder_delete, lto_symtab_encoder_encode_body_p,
8248 lto_symtab_encoder_encode_initializer_p): New.
8250 2012-08-11 Uros Bizjak <ubizjak@gmail.com>
8252 * config/i386/i386.md (isa): Add fma and fma4.
8253 (enabled): Handle fma and fma4.
8254 * config/i386/sse.md (*fma_fmadd_<mode>): Merge *fma4_fmadd_<mode>.
8255 (*fma_fmsub_<mode>): Merge *fma4_fmsub_<mode>.
8256 (*fma_fnmadd_<mode>): Merge *fma4_fnmadd_<mode>.
8257 (*fma_fnmsub_<mode>): Merge *fma4_fnmsub_<mode>.
8258 (*fma_fmaddsub_<mode>): Merge *fma4_fmaddsub_<mode>.
8259 (*fma_fmsubadd_<mode>): Merge *fma4_fmsubadd_<mode>.
8261 2012-08-10 Uros Bizjak <ubizjak@gmail.com>
8263 * config/i386/sse.md (*fma_fmadd_<mode>, *fma_fmsub_<mode>,
8264 *fma_fnmadd_<mode>, *fma_fnmsub_<mode>, *fma_fmaddsub_<mode>,
8265 *fma_fmsubadd_<mode>): Move FMA3 insn patterns before FMA4 patterns.
8267 2012-08-10 Uros Bizjak <ubizjak@gmail.com>
8269 * config/i386/i386.md (simple LEA peephole2s): Add zero-extend
8270 variants of PLUS and MULT simple LEA patterns. Disable PLUS
8271 patterns for TARGET_OPT_AGU.
8273 2012-08-10 Richard Guenther <rguenther@suse.de>
8275 * Makefile.in (OBJS): Remove matrix-reorg.o.
8276 (matrix-reorg.o): Remove dependence rule.
8277 (GTFILES): Remove matrix-reorg.c.
8278 * matrix-reorg.c: Remove.
8279 * passes.c (init_optimization_passes): Do not schedule
8280 pass_ipa_matrix_reorg.
8281 * tree-pass.h (pass_ipa_matrix_reorg): Remove.
8282 * common.opt (fipa-matrix-reorg): Stub out.
8283 * doc/invoke.texi (fipa-matrix-reorg): Remove documentation.
8285 2012-08-10 Richard Guenther <rguenther@suse.de>
8288 * fold-const.c (fold_ternary_loc): Do not reverse the mask
8289 when canonicalizing it when folding VEC_PERM_EXPR.
8291 2012-08-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8294 * gimple-ssa-strength-reduction.c (analyze_candidates_and_replace):
8295 Use cand_type to determine whether pointer arithmetic will be generated.
8297 2012-08-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8299 * doc/sourcebuild.texi: Document long_neq_int effective target.
8301 2012-08-10 Richard Guenther <rguenther@suse.de>
8303 PR tree-optimization/54109
8304 * tree-ssa-forwprop.c
8305 (forward_propagate_addr_into_variable_array_index): Remove.
8306 (forward_propagate_addr_expr_1): Adjust.
8308 2012-08-10 Richard Guenther <rguenther@suse.de>
8310 * tree-cfg.c (dump_function_to_file): Make sure to dump
8311 anonymous SSA names when there are no local decls.
8313 2012-08-10 Steven Bosscher <steven@gcc.gnu.org>
8315 * tree-ssa-pre.c (alloc_expression_id): Fix use of VEC_reserve.
8316 * tree-into-ssa.c (get_ssa_name_ann): Likewise.
8317 (mark_phi_for_rewrite): Likewise.
8318 (compute_global_livein): Use VEC_reserve outside the innermost
8319 loop and VEC_quick_push instead of VEC_safe_push in that loop.
8320 (update_ssa): Re-organize to avoid unnecessary sbitmap_zero'ing
8321 of new_ssa_names and old_ssa_names. Allocate phis_to_rewrite to
8322 the correct initial size.
8324 2012-08-10 Richard Guenther <rguenther@suse.de>
8326 * tree-ssa-pre.c (pretemp, storetemp, prephitemp): Remove.
8327 (need_creation): Remove.
8328 (get_representative_for): Use anonymous named SSA names.
8329 (create_expression_by_pieces): Likewise.
8330 (insert_into_preds_of_block): Likewise.
8331 (init_pre): Do not init removed vars.
8332 (fini_pre): Do not free need_creation.
8333 * tree-ssa-forwprop.c (simplify_bitwise_binary): Use anonymous
8335 * tree-ssa-loop-manip.c (create_iv): Likewise.
8336 * value-prof.c (gimple_divmod_fixed_value): Likewise.
8337 (gimple_mod_pow2): Likewise.
8338 (gimple_mod_subtract): Likewise.
8339 (gimple_ic): Likewise.
8340 (gimple_stringop_fixed_value): Likewise.
8341 * tree-ssa-phiopt.c (condstoretemp): Remove.
8342 (tree_ssa_phiopt_worker): Use anonymous named SSA names.
8343 (conditional_replacement): Likewise.
8344 (abs_replacement): Likewise.
8345 (cond_store_replacement): Likewise.
8346 (cond_if_else_store_replacement_1): Likewise.
8347 * tree-ssa-loop-im.c (rewrite_reciprocal): Likewise.
8348 (rewrite_bittest): Likewise.
8349 * tree-ssa-reassoc.c (build_and_add_sum): Get type from callers
8350 and build anonymous SSA names.
8351 (undistribute_ops_list): Adjust.
8352 (eliminate_redundant_comparison): Use anonymous SSA names.
8353 (rewrite_expr_tree_parallel): Likewise.
8354 (get_reassoc_pow_ssa_name): Remove.
8355 (attempt_builtin_powi): Adjust.
8356 (reassociate_bb): Likewise.
8357 * tree-ssa-strlen.c (get_string_length): Use anonymous SSA names.
8358 * tree-switch-conversion.c (emit_case_bit_tests): Likewise.
8359 (build_arrays): Likewise.
8360 * tree-tailcall.c (adjust_return_value_with_ops): Likewise.
8361 (create_tailcall_accumulator): Likewise.
8362 * tree-vect-generic.c (expand_vector_divmod): Likewise.
8363 * tree-profile.c (gcov_type_tmp_var): Remove.
8364 (gimple_init_edge_profiler): Do not initialize it and use anonymous
8366 (gimple_gen_ic_profiler): Likewise.
8367 (tree_profiling): Adjust.
8368 * tree-sra.c (build_ref_for_offset): Use anonymous SSA names.
8369 * tree-ssa-math-opts.c (execute_cse_sincos_1): Likewise.
8370 (powi_as_mults_1): Likewise.
8371 (powi_as_mults): Likewise.
8372 (build_and_insert_call): Adjust.
8373 (build_and_insert_binop): Likewise.
8374 (build_and_insert_ref): Likewise.
8375 (build_and_insert_cast): Likewise.
8376 (gimple_expand_builtin_pow): Likewise.
8377 (gimple_expand_builtin_cabs): Likewise.
8378 (execute_optimize_bswap): Use anonymous SSA names.
8379 (convert_mult_to_widen): Likewise.
8380 (convert_plusminus_to_widen): Likewise.
8381 * tree-ssa-phiprop.c (phiprop_insert_phi): Likewise.
8382 * tree-ssa-propagate.c (update_call_from_tree): Likewise.
8383 * tree-if-conv.c (ifc_temp_var): Likewise.
8384 * tree-loop-distribution.c (generate_memset_builtin): Likewise.
8385 * tree-parloops.c (take_address_of): Likewise.
8386 * tree-vect-data-refs.c (vect_permute_store_chain): Likewise.
8387 (vect_permute_load_chain): Likewise.
8388 * tree-vect-loop-manip.c (vect_create_cond_for_align_checks): Likewise.
8389 * tree-vect-patterns.c (vect_recog_temp_ssa_var): Likewise.
8390 (vect_handle_widen_op_by_const): Likewise.
8391 (vect_operation_fits_smaller_type): Likewise.
8392 (vect_recog_over_widening_pattern): Likewise.
8393 * tree-vect-stmts.c (vect_init_vector): Likewise.
8394 * tree-vrp.c (simplify_truth_ops_using_ranges): Likewise.
8395 (simplify_float_conversion_using_ranges): Likewise.
8397 2012-08-10 Michael Zolotukhin <michael.v.zolotukhin@intel.com>
8399 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Fix
8400 target mask of __builtin_ia32_rdseed_di_step builtin.
8402 2012-08-10 Richard Guenther <rguenther@suse.de>
8404 PR tree-optimization/54027
8405 * tree-vrp.c (extract_range_from_binary_expr_1): Merge RSHIFT_EXPR
8406 and LSHIFT_EXPR handling, force -fwrapv for the multiplication used
8407 to handle LSHIFT_EXPR with a constant.
8409 2012-08-10 Richard Guenther <rguenther@suse.de>
8411 * tree.h (SSA_NAME_VAR): Return NULL_TREE if an IDENTIFIER_NODE
8413 (SSA_NAME_IDENTIFIER): Return the IDENTIFIER_NODE of the SSA_NAME
8414 or its SSA_NAME_VAR.
8415 (SET_SSA_NAME_VAR_OR_IDENTIFIER): New setter.
8416 * tree-ssanames.c (make_ssa_name_fn): Handle creating anonymous
8417 SSA names by passing a type instead of a variable decl.
8418 (release_ssa_name): Use SET_SSA_NAME_VAR_OR_IDENTIFIER.
8419 (copy_ssa_name_fn): Handle anonymous SSA names.
8420 (replace_ssa_name_symbol): Use SET_SSA_NAME_VAR_OR_IDENTIFIER.
8421 * tree-flow-inline.h (make_temp_ssa_name): New inline function.
8422 * tree-pretty-print.c (dump_generic_node): Use SSA_NAME_IDENTIFIER,
8423 dump SSA names without a name as <anon>.
8424 * cfgexpand.c (expand_used_vars): Assing anonymous SSA names we are
8425 going to expand a decl.
8426 (gimple_expand_cfg): Assign all SSA names of a partition the
8427 decl we created for its leader.
8428 * tree-ssa.c (target_for_debug_bind): Handle SSA_NAMEs.
8429 (verify_ssa_name): Handle anonymous SSA names.
8430 (verify_def): Likewise.
8431 * tree-predcom.c (eliminate_temp_copies): Likewise.
8432 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Likewise.
8433 * tree-ssa-live.c (var_map_base_init): Compute conflicts for
8434 anonymous SSA names with the same type.
8435 (mark_all_vars_used_1): Handle anonymous SSA names.
8436 (verify_live_on_entry): Likewise.
8437 * tree-ssa-coalesce.c (abnormal_corrupt): Remove.
8438 (create_outofssa_var_map): Adjust with respect to conflicts we
8439 compute for anonymous SSA names. Do not restrict abnormal
8441 (coalesce_partitions): Do not restrict abnormal coalescing.
8442 Assert we only ever coalesce variables we computed conflicts for.
8443 * tree-ssa-ter.c (process_replaceable): Do not restrict TER
8445 * expr.c (expand_expr_real_1): Handle anonymous SSA names
8446 expanded from IVOPTs by creating a raw REG here.
8447 * tree-cfg.c (replace_ssa_name): Handle anonymous SSA names.
8448 (dump_function_to_file): Dump anonymous SSA names alongside
8449 with their types in the variable list.
8450 (verify_gimple_return): Guard use of SSA_NAME_VAR.
8451 * tree-into-ssa.c (mark_for_renaming): Handle a NULL symbol.
8452 (rewrite_into_ssa): Make SSA names anonymous.
8453 * tree-ssa-structalias.c (alias_get_name): Rewrite.
8454 * tree-ssa-uninit.c (ssa_undefined_value_p): Handle anonymous
8456 (warn_uninitialized_phi): Likewise.
8457 * tree-ssa-loop-ivopts.c (prepare_decl_rtl): Defer expanding
8458 anonymous SSA names to the expander.
8459 (determine_iv_cost): Anonymous SSA names are artificial.
8460 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop):
8461 Handle anonymous SSA names.
8462 * lto-streamer-out.c (output_ssa_names): Stream SSA_NAME_VAR
8463 or if NULL, the type of the SSA name.
8464 * tree-inline.c (remap_ssa_name): Handle anonymous SSA names,
8465 remap names as anonymous where appropriate.
8466 (insert_init_stmt): Pass SSA names down to insert_init_debug_bind.
8467 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Adjust
8468 according to what we create conflicts for in out-of-SSA
8470 * tree-parloops.c (separate_decls_in_region_name): Handle
8471 anonymous SSA names.
8472 (add_field_for_name): Likewise.
8473 * tree.c (get_name): Handle SSA names.
8474 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Defer to get_name for
8476 * tree-vect-loop-manip.c (adjust_debug_stmts): Use
8478 * tree-sra.c (create_access_replacement): Give up generating
8479 a DECL_DEBUG_EXPR for SSA names in the memory reference.
8480 (replace_removed_params_ssa_names): Guard use of SSA_NAME_VAR.
8481 * tree-complex.c (get_component_ssa_name): Handle anonymous
8483 (set_component_ssa_name): Likewise.
8484 * tree-ssa-sccvn.c (visit_reference_op_load): Likewise.
8485 * tree-object-size.c (collect_object_sizes_for): Handle
8486 uninitialized SSA names properly.
8487 * ipa-inline-analysis.c (eliminated_by_inlining_prob): Guard use of
8489 * ipa-split.c (test_nonssa_use): Likewise.
8490 (consider_split): Likewise.
8491 (mark_nonssa_use): Likewise.
8493 2012-08-09 Jan Hubicka <jh@suse.cz>
8496 * ipa-inline-transform.c (inline_call): Add UPDATE_OVERALL_SUMMARY
8497 parameter; honnor it.
8498 * ipa-inline.c (recursive_inlining): Update call
8500 (inline_small_functions): Likewise.
8501 (ipa_inline): Likewise.
8502 (inline_always_inline_functions): Likewise.
8503 (early_inline_small_functions): Likewise.
8504 (flatten_function): Do separate update of summary info.
8505 * ipa-inline.h (inline_update_overall_summary): Declare.
8506 (inline_call): Update.
8507 * ipa-inline-analysis.c (inline_merge_summary): Break out
8508 updating code to ...
8509 (inline_update_overall_summary): Likewise.
8511 2012-08-09 Richard Henderson <rth@redhat.com>
8513 * config/s390/s390.c (s390_expand_insv): Use VOIDmode in gen_rtx_SET.
8515 * config/s390/s390.c (s390_expand_cs_hqi): Copy val to a temp before
8516 performing the compare for the restart loop.
8518 2012-08-09 DJ Delorie <dj@redhat.com>
8520 * config/rl78/rl78.c (rl78_alloc_physical_registers): Check for
8521 SET before extracting SET_SRC.
8522 (rl78_remove_unused_sets): Check for REG before extractnig REGNO.
8524 2012-08-09 Oleg Endo <olegendo@gcc.gnu.org>
8527 * config/sh/sh-protos (shift_insns_rtx): Delete.
8528 (sh_ashlsi_clobbers_t_reg_p): Add.
8529 * config/sh/sh.c (shift_insns, shift_amounts, ext_shift_insns,
8530 ext_shift_amounts): Merge arrays of ints to array of structs.
8531 Adapt usage of arrays throughout the file.
8532 (shift_insns_rtx): Delete unused function.
8533 (sh_ashlsi_clobbers_t_reg_p): New function.
8534 * config/sh/sh.md (ashlsi3): Emit ashlsi3_n_clobbers_t insn if the
8535 final shift sequence will clobber T_REG.
8536 (ashlsi3_n): Split only if the final shift sequence will not
8538 (ashlsi3_n_clobbers_t): New insn_and_split.
8540 2012-08-09 Steven Bosscher <steven@gcc.gnu.org>
8542 * calls.c (mem_overlaps_already_clobbered_arg_p): Use SBITMAP_SIZE
8543 instead of looking at sbitmap n_bits member directly.
8544 * gcse.c (hoist_code): Likewise.
8545 * sched-rgn.c (split_edges): Likewise.
8546 * tree-into-ssa.c (is_old_name, is_new_name, add_new_name_mapping,
8547 update_ssa): Likewise.
8549 2012-08-09 Uros Bizjak <ubizjak@gmail.com>
8551 * config/i386/i386.h (LIMIT_RELOAD_CLASS): Return preferred
8552 single unit register class for classes that contain registers form
8554 (REG_CLASS_CONTENTS): Add missing "frame" register to FLOAT_INT_REGS,
8555 INT_SSE_REGS and FLOAT_INT_SSE_REGS register classes.
8557 2012-08-09 Martin Jambor <mjambor@suse.cz>
8559 * cgraph.h (cgraph_indirect_call_info): Field anc_offse renamd to
8560 offset, updated all users. New field agg_contents.
8561 * ipa-prop.h (jump_func_type): Removed IPA_JF_CONST_MEMBER_PTR.
8562 (ipa_pass_through_data): New field agg_preserved.
8563 (ipa_ancestor_jf_data): Likewise.
8564 (ipa_member_ptr_cst): Removed.
8565 (ipa_agg_jf_item): New type.
8566 (ipa_agg_jump_function): Likewise.
8567 (ipa_jump_func): New field agg. Removed field member_cst.
8568 (ipa_get_jf_pass_through_agg_preserved): New function.
8569 (ipa_get_jf_ancestor_agg_preserved): Likewise.
8570 (ipa_get_jf_member_ptr_pfn): Removed.
8571 (ipa_find_agg_cst_for_param): Declare.
8572 (ipa_load_from_parm_agg): Likewise.
8573 * ipa-prop.c (param_analysis_info): Fields modified and
8574 visited_statements rename to parm_modified and parm_visited_statements
8575 respectively, added fields ref_modified, ref_visited_statements,
8576 pt_modified and pt_visited_statements.
8577 (ipa_print_node_jump_functions_for_edge): Do not dump const member
8578 functions. Dump agg_preserved flags and aggregate jump functions.
8579 (ipa_set_jf_simple_pass_through): Set also agg_preserved.
8580 (ipa_set_ancestor_jf): Likewise.
8581 (ipa_set_jf_arith_pass_through): Clear agg_preserved.
8582 (ipa_set_jf_member_ptr_cst): Removed.
8583 (is_parm_modified_before_stmt): Logic reversed, renamed to
8584 parm_preserved_before_stmt_p. Cache visited bitmap only for
8585 naked DECL parameters. All callers updated.
8586 (load_from_unmodified_param): Allow NULL parms_ainfo.
8587 (parm_ref_data_preserved_p): New function.
8588 (parm_ref_data_pass_through_p): Likewise.
8589 (ipa_load_from_parm_agg_1): Likewise.
8590 (ipa_load_from_parm_agg): Likewise.
8591 (compute_complex_assign_jump_func): Check if aggregate contents are
8593 (compute_complex_ancestor_jump_func): Likewise.
8594 (compute_scalar_jump_functions): Removed.
8595 (type_like_member_ptr_p): Also check field position are known and sane.
8596 (compute_pass_through_member_ptrs): Removed.
8597 (determine_cst_member_ptr): Likewise.
8598 (ipa_known_agg_contents_list): New type.
8599 (determine_known_aggregate_parts): New function.
8600 (compute_cst_member_ptr_arguments): Removed.
8601 (ipa_compute_jump_functions_for_edge): Compute all kinds of jump
8602 functions (scalar, aggregate and member pointer).
8603 (ipa_get_member_ptr_load_param): Incorporate into
8604 ipa_get_stmt_member_ptr_load_param, also pass back an offset.
8605 (ipa_note_param_call): Clear agg_contents.
8606 (ipa_analyze_indirect_call_uses): Also look for simple pointers loaded
8607 from aggregates. In such cases, store offset of the called field.
8608 (ipa_analyze_node): Initialize new fields of param_analysis_info.
8609 (update_jump_functions_after_inlining): Handle aggregate contents.
8610 (ipa_find_agg_cst_for_param): New function.
8611 (try_make_edge_direct_simple_call): Handle called aggregate values.
8612 (update_indirect_edges_after_inlining): Make sure aggregate preserving
8613 jump functions comply with type compatibility requirements.
8614 (ipa_edge_duplication_hook): Copy also aggregate jump functions.
8615 (ipa_write_jump_function): Stream agg_preserved flags and aggregate
8616 jump functions. Do not stream member pointer constant jump functions.
8617 (ipa_read_jump_function): Likewise.
8618 (ipa_write_indirect_edge_info): Stream new cgraph_indirect_call_info
8620 (ipa_read_indirect_edge_info): Likewise.
8622 2012-08-09 Oleg Endo <olegendo@gcc.gnu.org>
8625 * config/sh/predicates.md (mem_index_disp_operand): New predicate.
8626 * config/sh/sh.md (*movsi_index_disp): Rewrite insns to use the new
8627 mem_index_disp_operand predicate.
8629 2012-08-09 Oleg Endo <olegendo@gcc.gnu.org>
8632 * config/sh/sh.md: Add negc extu sequence peephole.
8633 (movrt, movnegt, movrt_negc, nott): Use t_reg_operand predicate.
8634 (*movrt_negc): New insn.
8635 * config/sh/sync.md (atomic_test_and_set): Pass gen_t_reg_rtx to
8637 * config/sh/sh.c (expand_cbranchsi4, sh_emit_scc_to_t,
8638 sh_emit_compare_and_branch, sh_emit_compare_and_set): Use
8640 (sh_expand_t_scc): Pass gen_t_reg_rtx to gen_movnegt.
8642 2012-08-09 Oleg Endo <olegendo@gcc.gnu.org>
8645 * config/sh/sh.md (*extendqisi2_compact_reg, *extendhisi2_compact_reg):
8646 Use arith_reg_operand predicate instead of register_operand.
8647 * config/sh/predicates.md (movsrc_no_disp_mem_operand): Accept
8650 2012-08-09 Uros Bizjak <ubizjak@gmail.com>
8652 * config/alpha/alpha.c (alpha_pad_noreturn): Rename to ...
8653 (alpha_pad_function_end): ... this. Also insert NOP between
8654 sibling call and GP load.
8655 (alpha_reorg): Update call to alpha_pad_function_end. Expand comment.
8657 2012-08-09 Michael Zolotukhin <michael.v.zolotukhin@intel.com>
8659 * config/i386/adxintrin.h: Remove guarding __ADX__ check.
8660 * config/i386/x86intrin.h: Likewise.
8661 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Remove
8662 OPTION_MASK_ISA_ADX from needed options for
8663 __builtin_ia32_addcarryx_u32 and __builtin_ia32_addcarryx_u64.
8664 (ix86_expand_builtin): Use add<mode>3_carry in expanding of
8665 IX86_BUILTIN_ADDCARRYX32 and IX86_BUILTIN_ADDCARRYX64.
8667 2012-08-09 Andrey Belevantsev <abel@ispras.ru>
8669 PR rtl-optimization/53701
8670 * sel-sched.c (vinsn_vec_has_expr_p): Clarify function comment.
8671 Process not only expr's vinsns but all old vinsns from expr's
8673 (update_and_record_unavailable_insns): Clarify comment.
8675 2012-08-09 Bernd Schmidt <bernds@codesourcery.com>
8677 * reload.c (find_valid_class_1): New static function.
8678 (push_reload): Use it when reloading a SYMBOL_REG as the inner
8679 of a subreg. Keep better track of needed classes for the
8680 secondary memory case.
8681 * config/i386/i386.h (LIMIT_RELOAD_CLASS): Limit INT_SSE_REGS to
8683 * reload1.c (replaced_subreg): New static function.
8684 (gen_reload): Use it when deciding whether to use secondary
8687 2012-08-09 Richard Guenther <rguenther@suse.de>
8689 * tree.h (SSA_VAR_P): Simplify.
8690 * tree-ssanames.c (make_ssa_name_fn): Strengthen assert.
8691 * fold-const.c (fold_comparison): Check for default def first
8692 before checking for PARM_DECL.
8693 * tree-complex.c (get_component_ssa_name): Likewise.
8694 * tree-inline.c (remap_ssa_name): Likewise.
8695 * tree-ssa-loop-ivopts.c (parm_decl_cost): Likewise.
8696 * tree-ssa-structalias.c (get_fi_for_callee): Likewise.
8697 (find_what_p_points_to): Likewise.
8698 * tree-ssa-operands.c (add_stmt_operand): Simplify.
8700 2012-08-08 Joseph Myers <joseph@codesourcery.com>
8702 * simplify-rtx.c (simplify_binary_operation_1): Do not simplify
8703 IOR to a constant if one operand has side effects.
8705 2012-08-08 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8707 * builtins.c (expand_builtin_atomic_compare_exchange): Pass old
8708 value operand as MEM to expand_atomic_compare_and_swap.
8710 * config/s390/s390.md ("atomic_compare_and_swap<mode>"): Accept
8711 nonimmediate_operand for old value; generate load and store if
8713 * config/s390/s390.c (s390_expand_cs_hqi): Accept any operand
8716 2012-08-08 Steven Bosscher <steven@gcc.gnu.org>
8719 * gimpify.c (gimplify_body): Only verify_gimple_in_seq with
8721 * tree-ssa-loop-manip.c (add_exit_phis_var): Assert that var is
8722 a gimple_reg if checking is enabled.
8723 (find_uses_to_rename_stmt): Only look at non-virtual USE operands.
8724 * tree-into-ssa (compute_global_livein): Change the worklist
8725 type from an array to a VEC.
8727 2012-08-08 Richard Guenther <rguenther@suse.de>
8729 * tree-ssa-operands.h (virtual_operand_p): Declare.
8730 * tree-ssa-operands.c (virtual_operand_p): New predicate.
8731 * gimple.c (is_gimple_reg): Use virtual_operand_p.
8732 * tree-into-ssa.c (prepare_block_for_update): Likewise.
8733 * tree-vect-loop-manip.c (adjust_debug_stmts): Likewise.
8735 2012-08-08 Richard Guenther <rguenther@suse.de>
8737 * tree-call-cdce.c (check_pow): Simplify.
8738 (gen_conditions_for_pow_int_base): Likewise.
8739 * tree-ssa-dom.c (propagate_rhs_into_lhs): Do not handle
8740 virtual operands here.
8741 * tree-ssa-operands.c (get_name_decl): Remove unused function.
8742 * gimplify.c (gimple_regimplify_operands): Remove dead code.
8743 * tree-vrp.c (get_value_range): Move SSA_NAME_VAR access.
8744 * tree-parloops.c (create_phi_for_local_result): Use copy_ssa_name.
8745 * value-prof.c (gimple_ic): Use duplicate_ssa_name.
8746 (gimple_stringop_fixed_value): Likewise.
8747 * tree.c (needs_to_live_in_memory): Remove SSA name handling.
8748 * tree-stdarg.c (find_va_list_reference): Store SSA_NAME_VERSIONs
8749 in the bitmap alongside shifted DECL_UIDs.
8750 (va_list_counter_struct_op): Likewise.
8751 (va_list_ptr_read): Likewise.
8752 (va_list_ptr_write): Likewise.
8753 (check_va_list_escapes): Likewise.
8754 (check_all_va_list_escapes): Likewise.
8755 (execute_optimize_stdarg): Likewise.
8756 * tree-outof-ssa.c (insert_backedge_copies): Use copy_ssa_name.
8758 2012-08-08 Richard Sandiford <rdsandiford@googlemail.com>
8759 H.J. Lu <hongjiu.lu@intel.com>
8761 PR rtl-optimization/54157
8762 * combine.c (gen_lowpart_for_combine): Don't return identity
8763 for CONST or symbolic reference.
8765 2012-08-08 Michael Zolotukhin <michael.v.zolotukhin@intel.com>
8767 * common/config/i386/i386-common.c (OPTION_MASK_ISA_ADX_SET): New.
8768 (OPTION_MASK_ISA_ADX_UNSET): Likewise.
8769 (ix86_handle_option): Handle madx option.
8770 * config.gcc (i[34567]86-*-*): Add adxintrin.h.
8771 (x86_64-*-*): Likewise.
8772 * config/i386/adxintrin.h: New header.
8773 * config/i386/driver-i386.c (host_detect_local_cpu): Detect ADCX/ADOX
8775 * config/i386/i386-builtin-types.def
8776 (UCHAR_FTYPE_UCHAR_UINT_UINT_PUNSIGNED): New function type.
8777 (UCHAR_FTYPE_UCHAR_ULONGLONG_ULONGLONG_PULONGLONG): Likewise.
8778 * config/i386/i386-c.c: Define __ADX__ if needed.
8779 * config/i386/i386.c (ix86_target_string): Define -madx option.
8781 (ix86_option_override_internal): Handle new option.
8782 (ix86_valid_target_attribute_inner_p): Add OPT_madx.
8783 (ix86_builtins): Add IX86_BUILTIN_ADDCARRYX32,
8784 IX86_BUILTIN_ADDCARRYX64.
8785 (ix86_init_mmx_sse_builtins): Define corresponding built-ins.
8786 (ix86_expand_builtin): Handle these built-ins.
8787 (ix86_expand_args_builtin): Handle new function types.
8788 * config/i386/i386.h (TARGET_ADX): New.
8789 * config/i386/i386.md (adcx<mode>3): New define_insn.
8790 * config/i386/i386.opt (madx): New.
8791 * config/i386/x86intrin.h: Include adxintrin.h.
8793 2012-08-08 Nick Clifton <nickc@redhat.com>
8795 * config/rl78/rl78.c: Include tree-pass.h.
8797 2012-08-08 Steven Bosscher <steven@gcc.gnu.org>
8800 * ira.c (init_live_subregs): Take live_subregs_used as a bitmap.
8801 (build_insn_chain): Make live_subregs_used a bitmap.
8802 Use SBITMAP_SIZE to ignore the paradoxical bytes of subregs.
8803 Use sbitmap_free to free the live_subreg sbitmaps.
8806 * ifcvt.c: Include pointer-set.h.
8807 (cond_move_process_if_block): Change type of then_regs and
8808 else_regs from alloca'd array to pointer_sets.
8809 (check_cond_move_block): Update for this change.
8810 (cond_move_convert_if_block): Likewise.
8811 * Makefile.in: Fix dependencies for ifcvt.o.
8813 2012-08-07 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8815 * gimple-ssa-strength-reduction.c (struct incr_info_d): New struct.
8816 (incr_vec): New static var.
8817 (incr_vec_len): Likewise.
8818 (address_arithmetic_p): Likewise.
8819 (stmt_cost): Remove dead assignment.
8820 (dump_incr_vec): New function.
8821 (cand_abs_increment): Likewise.
8822 (lazy_create_slsr_reg): Likewise.
8823 (incr_vec_index): Likewise.
8824 (count_candidates): Likewise.
8825 (record_increment): Likewise.
8826 (record_increments): Likewise.
8827 (unreplaced_cand_in_tree): Likewise.
8828 (optimize_cands_for_speed_p): Likewise.
8829 (lowest_cost_path): Likewise.
8830 (total_savings): Likewise.
8831 (analyze_increments): Likewise.
8832 (ncd_for_two_cands): Likewise.
8833 (nearest_common_dominator_for_cands): Likewise.
8834 (profitable_increment_p): Likewise.
8835 (insert_initializers): Likewise.
8836 (introduce_cast_before_cand): Likewise.
8837 (replace_rhs_if_not_dup): Likewise.
8838 (replace_one_candidate): Likewise.
8839 (replace_profitable_candidates): Likewise.
8840 (analyze_candidates_and_replace): Handle candidates with SSA-name
8843 2012-08-07 Steven Bosscher <steven@gcc.gnu.org>
8845 * cfg.c (debug_bb): Do not set TDF_BLOCKS.
8846 * cfghooks.c (dump_bb): Honor ~TDF_BLOCKS.
8847 * pretty-print.c (pp_base_flush): Do not add a newline, and do not
8848 clear pp_needs_newline.
8849 * pretty-print.h (pp_newline_and_flush): New macro with the behavior
8850 of pp_base_flush before the above change.
8851 * langhooks.c (lhd_print_error_function): Use pp_newline_and_flush
8852 instead of pp_flush.
8853 * diagnostic.c (diagnostic_finish): Likewise.
8854 (diagnostic_report_diagnostic): Likewise.
8855 (verbatim): Likewise.
8856 (error_recursion): Likewise.
8857 * tree-pretty-print.c (print_generic_stmt): Likewise.
8858 (print_generic_stmt_indented): LIkewise.
8859 * gimple-pretty-print.c (print_gimple_stmt): Likewise.
8860 (print_gimple_seq): Likewise.
8861 (gimple_dump_bb_buff): Likewise.
8863 2012-08-07 Uros Bizjak <ubizjak@gmail.com>
8866 * var-tracking.c (var_lowpart): Exit early for matched modes.
8868 2012-08-07 Richard Henderson <rth@redhat.com>
8870 * config/s390/s390.c (s390_emit_compare_and_swap): Update for
8871 atomic_compare_and_swapsi_internal name change.
8872 (s390_expand_insv): Try RISBG last, not requiring operands in
8873 registers but forcing them there. Try a limited form of ICM.
8874 (s390_two_part_insv): New.
8875 (s390_expand_cs_hqi): Use it. Update for atomic optabs.
8876 * config/s390/s390.md (UNSPEC_MOVA): New.
8877 (TDSI): Remove mode iterator.
8878 (DGPR, DINT, TDI): New mode iterators.
8879 (td): New mode attribute.
8880 (mem_signal_fence): New.
8881 (mem_thread_fence): Rename from memory_barrier; update for model arg.
8882 (mem_thread_fence_1): Rename from *memory_barrier.
8883 (atomic_load<DINT>, atomic_store<DINT>): New expanders.
8884 (atomic_loaddi_1, atomic_loadti_1): New.
8885 (atomic_storedi_1, atomic_storeti_1): New.
8886 (sync_compare_and_swap<TDSI>, sync_compare_and_swap<HQI>): Remove.
8887 (atomic_compare_and_swap<DGPR>, atomic_compare_and_swap<HQI>): New.
8888 (atomic_compare_and_swap<DGPR>_internal): New.
8889 (*sync_compare_and_swap<DW>, *sync_compare_and_swap<GPR>): Remove.
8890 (*atomic_compare_and_swap<TDI>_1): New.
8891 (*atomic_compare_and_swapdi_2, *atomic_compare_and_swapsi_3): New.
8892 (sync_<ATOMIC_Z196><GPR>, sync_old_<ATOMIC_Z196><GPR>): Remove.
8893 (atomic_fetch_<ATOMIC_Z196><GPR>): New.
8894 (atomic_fetch_<ATOMC_Z196><GPR>_iaf): New.
8895 (sync_<ATOMIC><HQI>, sync_old_<ATOMIC><HQI>): Remove.
8896 (sync_new_<ATOMIC><HQI>): Remove.
8897 (atomic_<ATOMIC><HQI>, atomic_fetch_<ATOMIC><HQI>): New.
8898 (atomic_<ATOMIC>_fetch<HQI>): New.
8899 (sync_lock_test_and_set<HQI>): Remove.
8900 (atomic_exchange<HQI>): New.
8902 2012-08-07 Paul Brook <paul@codesourcery.com>
8903 Sandra Loosemore <sandra@codesourcery.com>
8905 * except.c (switch_to_exception_section): Place tables for
8906 DECL_ONE_ONLY functions in comdat groups.
8908 2012-08-07 Richard Guenther <rguenther@suse.de>
8910 * tree-flow.h (copy_ssa_name_fn): New function.
8911 (duplicate_ssa_name_fn): Likewise.
8912 * tree-flow-inline.h (copy_ssa_name): New function.
8913 (duplicate_ssa_name): Likewise.
8914 * tree-ssanames.c (copy_ssa_name_fn): New function.
8915 (duplicate_ssa_name): Rename to ...
8916 (duplicate_ssa_name_fn): ... this and adjust.
8917 * tree-tailcall.c (update_accumulator_with_ops): Use copy_ssa_name.
8918 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1):
8920 (slpeel_update_phi_nodes_for_guard2): Likewise.
8921 (slpeel_tree_peel_loop_to_edge): Likewise.
8922 (vect_loop_versioning): Likewise.
8923 * tree-parloops.c (transform_to_exit_first_loop): Likewise.
8924 (create_parallel_loop): Likewise.
8925 * ipa-split.c (split_function): Likewise.
8926 * tree-vect-loop.c (vect_is_simple_reduction_1): Likewise.
8927 (vect_create_epilog_for_reduction): Likewise.
8928 * tree-vect-data-refs.c (bump_vector_ptr): Likewise.
8929 (vect_setup_realignment): Likewise.
8930 * tree-vect-stmts.c (vectorizable_load): Likewise.
8931 * tree-switch-conversion.c (build_one_array): Likewise.
8932 (gen_def_assigns): Likewise.
8933 * tree-cfg.c (gimple_make_forwarder_block): Likewise.
8934 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Call
8935 create_zero_dim_array with the SSA name.
8936 (rewrite_phi_out_of_ssa): Likewise.
8937 (rewrite_cross_bb_scalar_dependence): Likewise. Use copy_ssa_name.
8939 2012-08-07 Richard Guenther <rguenther@suse.de>
8941 * tree-dfa.c (set_ssa_default_def): Clear the SSA_NAME_DEFAULT_DEF
8942 bit of the old name when we clear the slot.
8943 * tree-ssa-live.c (remove_unused_locals): Release any default
8944 def associated with an unused var.
8945 * tree-ssa-copy.c (may_propagate_copy_into_asm): Always return true.
8947 2012-08-07 Richard Guenther <rguenther@suse.de>
8949 * tree-into-ssa.c (rewrite_stmt): Remove clobbers for variables
8950 we rewrite into SSA form.
8951 (rewrite_enter_block): Adjust.
8952 * gimple-iterator.c (gsi_replace): Also allow replacement with
8953 a stmt without a lhs.
8954 * tree-ssa-live.c (remove_unused_locals): Remove code handling
8955 clobbers of SSA names.
8956 * tree-nested.c (convert_local_reference_stmt): Remove clobbers
8957 for variables we access through the local chain.
8958 * tree-cfg.c (verify_gimple_assign_single): Verify clobbers
8959 clobber full decls only.
8961 2012-08-07 Richard Guenther <rguenther@suse.de>
8963 * gimple.h (gimple_phi_set_result): Adjust SSA_NAME_DEF_STMT.
8964 * tree-phinodes.c (make_phi_node): Allow a NULL var.
8965 * tree-into-ssa.c (insert_phi_nodes_for): Simplify.
8966 * tree-complex.c (update_phi_components): Likewise.
8967 * tree-ssa-loop-manip.c (create_iv): Likewise.
8968 (add_exit_phis_edge): Likewise.
8969 (split_loop_exit_edge): Likewise.
8970 (tree_transform_and_unroll_loop): Likewise.
8971 * value-prof.c (gimple_ic): Likewise.
8972 (gimple_stringop_fixed_value): Likewise.
8973 * tree-tailcall.c (tree_optimize_tail_calls_1): Likewise.
8974 * omp-low.c (expand_parallel_call): Likewise.
8975 (expand_omp_for_static_chunk): Likewise.
8976 (expand_omp_atomic_pipeline): Likewise.
8977 * tree-parloops.c (create_phi_for_local_result): Likewise.
8978 (transform_to_exit_first_loop): Likewise.
8979 * tree-vect-data-refs.c (vect_setup_realignment): Likewise.
8980 * graphite-scop-detection.c (canonicalize_loop_closed_ssa): Likewise.
8981 * tree-predcom.c (initialize_root_vars): Likewise.
8982 (initialize_root_vars_lm): Likewise.
8983 * sese.c (sese_add_exit_phis_edge): Likewise.
8984 * gimple-streamer-in.c (input_phi): Likewise.
8985 * tree-inline.c (copy_phis_for_bb): Likewise.
8986 * tree-ssa-phiprop.c (phiprop_insert_phi): Likewise.
8987 * tree-cfg.c (gimple_make_forwarder_block): Likewise.
8988 (gimple_duplicate_bb): Likewise.
8990 2012-08-07 Nick Clifton <nickc@redhat.com>
8992 * config/mn10300/mn10300.c (mn10300_expand_prologue): Report
8993 stack usage if requested.
8995 2012-08-06 Cary Coutant <ccoutant@google.com>
8997 * cgraphunit.c (assemble_thunk): Add source line info.
8998 * final.c (final): Check for non-null cfg pointer.
9000 2012-08-06 Sandra Loosemore <sandra@codesourcery.com>
9001 Maxim Kuvyrkov <maxim@codesourcery.com>
9002 Julian Brown <julian@codesourcery.com>
9004 * config/mips/24k.md (r24k_unknown_store): Delete special handling
9006 (r24k_int_load, r24k_int_arith, r24k_int_mul3, r24k_int_mfhilo)
9007 (r24k_int_cop, r24k_int_multi)
9008 (r24kf2_1_fcvt_f2i, r24kf2_1_fxfer)
9009 (r24kf1_1_fcvt_f2i, r24kf1_1_fxfer): Use mips_store_data_bypass_p
9010 instead of store_data_bypass_p.
9011 * config/mips/74k.md (r74k_int_store): Delete special handling for
9013 (r74k_int_load, r74k_int_logical, r74k_int_arith, r74k_int_cmove):
9014 Use mips_store_data_bypass_p instead of store_data_bypass_p.
9016 2012-08-06 Marc Glisse <marc.glisse@inria.fr>
9018 PR tree-optimization/51938
9019 PR tree-optimization/52005
9020 * tree-ssa-ifcombine.c (ifcombine_ifandif): New parameters for
9021 inverted conditions.
9022 (ifcombine_iforif): Remove, merge code into ifcombine_ifandif.
9023 (tree_ssa_ifcombine_bb): Update calls to the above. Detect !a&&b
9026 2012-08-06 Olivier Hainque <hainque@adacore.com>
9028 * tree-emutls.c (new_emutls_decl): When a var_section is requested by
9029 the target, attach the new decl to that, not to the template section.
9031 2012-08-06 Tom de Vries <tom@codesourcery.com>
9033 * tree-switch-conversion.c (emit_case_bit_tests): Generate MINUS_EXPR in
9036 2012-08-05 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
9038 * doc/invoke.texi: Document AMD btver2.
9039 * doc/extend.texi: Document AMD btver1 and btver2.
9041 2012-08-04 Sandra Loosemore <sandra@codesourcery.com>
9042 Richard Sandiford <rdsandiford@googlemail.com>
9044 * config/mips/mips.c (mips_option_override): Check -fpic
9045 for compatibility with -mabicalls and ABI.
9047 2012-08-04 Catherine Moore <clm@codesourcery.com>
9048 Sandra Loosemore <sandra@codesourcery.com>
9050 * config/mips/xlr.md (ir_xlr_alu_clz): New insn_reservation.
9051 (ir_xlr_alu): Remove clz.
9052 * config/mips/mips-cpus.def (xlr): Set PTF_AVOID_BRANCHLIKELY.
9054 2012-08-04 Richard Earnshaw <rearnsha@arm.com>
9056 * arm.c (arm_gen_constant): Use SImode when preparing operands for
9059 2012-08-04 Uros Bizjak <ubizjak@gmail.com>
9061 * config/i386/i386.h (QI_REGNO_P): New define.
9062 (ANY_QI_REGNO_P): Ditto.
9063 (GENERAL_REGNO_P): Use IN_RANGE macro.
9064 (QI_REG_P): Use QI_REGNO_P.
9065 (ANY_QI_REG_P): Use GENERAL_REGNO_P and QI_REGNO_P.
9066 (HARD_REGNO_CALLER_SAVE_MODE): Use QI_REGNO_P.
9067 * config/i386/i386.c (ix86_hard_regno_mode_ok): Ditto.
9068 (x86_extended_QIreg_mentioned_p): Ditto. Also check if
9069 register is a general register.
9071 2012-08-03 Uros Bizjak <ubizjak@gmail.com>
9073 * config/i386/sync.md (*atomic_fetch_add_cmp<mode>): Use
9074 incdec_operand predicate to return INC or DEC insn mnemonic.
9075 Add %K operand modifier.
9076 (atomic_add<mode>): Use incdec_operand predicate to
9077 return INC or DEC insn mnemonic.
9078 (atomic_dec<mode>): Ditto.
9080 2012-08-03 Michael Matz <matz@suse.de>
9082 PR tree-optimization/54146
9083 * cfgexpand.c (add_scope_conflicts_1): Use bitmap_ior_into.
9084 (add_scope_conflicts): Iterate in RPO order.
9085 (add_stack_protection_conflicts): Iterate over the other triangle.
9086 (fini_vars_expansion): Clear stack_vars_sorted.
9088 2012-08-03 Marc Glisse <marc.glisse@inria.fr>
9090 PR tree-optimization/30318
9091 * double-int.c (mul_double_wide_with_sign): New function.
9092 (mul_double_with_sign): Call the new function.
9093 * double-int.h (mul_double_wide_with_sign): Declare the new function.
9094 * tree-vrp.c (extract_range_from_binary_expr_1) [MULT_EXPR]:
9095 Handle integer types that wrap on overflow.
9096 (quad_int_cmp): New helper function.
9097 (quad_int_pair_sort): Likewise.
9099 2012-08-03 Richard Guenther <rguenther@suse.de>
9101 * tree-vect-loop-manip.c (vect_can_advance_ivs_p): Query
9102 is_gimple_reg on the SSA name, not its variable.
9103 (vect_update_ivs_after_vectorizer): Likewise.
9104 * tree-ssa-copyrename.c (rename_ssa_copies): Likewise.
9105 * tree-if-conv.c (if_convertible_phi_p): Likewise.
9106 (predicate_scalar_phi): Likewise.
9107 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Likewise.
9108 (vect_analyze_scalar_cycles_1): Likewise.
9109 * tree-ssa-live.c (register_ssa_partition_check): Likewise.
9110 * tree-outof-ssa.c (eliminate_useless_phis): Likewise.
9111 * tree-ssa-reassoc.c (phi_rank): Likewise.
9112 * tree-parloops.c (separate_decls_in_region_name): Use
9113 replace_ssa_name_symbol.
9114 * tree-predcom.c (base_names_in_chain_on): Likewise.
9115 * matrix-reorg.c (update_type_size): Query the type of the SSA name,
9117 * gimple-ssa-strength-reduction.c (create_mul_ssa_cand): Likewise.
9118 (create_mul_imm_cand): Likewise.
9119 (create_add_ssa_cand): Likewise.
9120 (create_add_imm_cand): Likewise.
9121 (slsr_process_add): Likewise.
9122 * tree-inline.c (remap_ssa_name): Do not set the type of the
9124 * tree-ssa-structalias.c (get_constraint_for_ssa_var): Clarify assert.
9125 Check for default def first.
9127 2012-08-04 Steven Bosscher <steven@gcc.gnu.org>
9129 * cfgrtl.c (print_rtl_with_bb): Do not print a newline between insns.
9131 * sched-vis.c (print_pattern): Handle SEQUENCE also.
9133 2012-08-02 Richard Henderson <rth@redhat.com>
9137 * function.h (struct rtl_data): Add max_dynamic_stack_alignment.
9138 * cfgexpand.c (gimple_expand_cfg): Initialise it.
9139 * explow.c (allocate_dynamic_stack_space): Set it. Simplify
9140 alignment requirements given the known alignment of dynamic_offset.
9141 * function.c (instantiate_virtual_regs): Align dtnamic_offset.
9143 2012-08-02 Kenneth Zadeck <zadeck@naturalbridge.com>
9145 * cfgexpand.c (expand_debug_locations): Encapsulate test for
9146 CONST_DOUBLE in macro.
9147 * combine.c (try_combine, gen_lowpart_for_combine): Ditto.
9148 * cprop.c (implicit_set_cond_p): Ditto.
9149 * cselib.c (rtx_equal_for_cselib_1): Ditto.
9150 * expmed.c (expand_mult): Ditto.
9151 * expr.c (convert_modes): Ditto.
9152 * ira-costs.c (record_reg_classes): Ditto.
9153 * ira-lives.c (single_reg_class): Ditto.
9154 * optabs.c (expand_copysign_absneg, expand_copysign): Ditto.
9155 * print-rtl.c (print_rtx): Ditto.
9156 * recog.c (simplify_while_replacing, const_double_operand)
9157 (asm_operand_ok, constrain_operands): Ditto.
9158 * reg-stack.c (subst_stack_regs_pat): Ditto.
9159 * reload.c (find_reloads, find_equiv_reg): Ditto.
9160 * rtlanal.c (replace_rtx): Remove test.
9161 * rtlanal.c (constant_pool_constant_p, split_double): Encapsulate
9162 test for CONST_DOUBLE in macro.
9163 * simplify-rtx.c (mode_signbit_p, avoid_constant_pool_reference)
9164 (simplify_unary_operation_1, simplify_const_unary_operation)
9165 (simplify_binary_operation_1, simplify_const_binary_operation)
9166 (simplify_relational_operation_1)
9167 (simplify_const_relational_operations)
9168 (implify_subreg): Ditto.
9169 * varasm.c (output_constant_pool_2): Ditto.
9170 * rtl.h (CONST_DOUBLE_AS_INT_P, CONST_DOUBLE_AS_FLOAT_P): New macros.
9171 * rtl.def (CONST_DOUBLE): Updated comments.
9173 2012-08-02 Richard Sandiford <rdsandiford@googlemail.com>
9176 * config/mips/mips-protos.h (mips_strip_unspec_address): Declare.
9177 * config/mips/mips.c (mips_strip_unspec_address): Make extern.
9178 (mips16_rewrite_pool_constant): Make a copy of the pool constant
9179 before adding to a PC-relative table.
9180 (mips16_lay_out_constants): Add a SPLIT_P parameter.
9181 (mips16_load_branch_target, mips16_split_long_branches): New functions.
9182 (mips_reorg): Update call to mips16_lay_out_constants.
9183 Call mips16_split_long_branches.
9184 * config/mips/predicates.md (pc_or_label_operand): Delete.
9185 * config/mips/mips.md (length): Add a calculation for MIPS16 branches.
9186 Move the extended_mips16 handling further down.
9187 (*branch_equality<mode>_mips16): Replace use pc_or_label_operand
9188 with explicit label_ref and pc. Follow the usual operand numbering.
9189 (*branch_equality<mode>_mips16_inverted): New pattern.
9190 (*jump_mips16): Add length attribute.
9191 (indirect_jump_and_restore_<mode>): New pattern.
9192 (consttable_int): Call mips_strip_unspec_address on the operand.
9194 2012-08-02 Richard Sandiford <rdsandiford@googlemail.com>
9196 * recog.c (split_insn): Copy the original SET_SRC before using
9199 2012-08-02 Richard Sandiford <rdsandiford@googlemail.com>
9201 * reorg.c (dbr_schedule): Delete REG_BR_PRED loop.
9203 2012-08-02 Marc Glisse <marc.glisse@inria.fr>
9205 PR tree-optimization/53805
9206 * fold-const.c (invert_tree_comparison): Invert ORDERED_EXPR and
9207 UNORDERED_EXPR even for trapping floating point.
9209 2012-08-02 H.J. Lu <hongjiu.lu@intel.com>
9213 * ipa-inline-analysis.c (inline_free_summary): Return if
9214 inline_edge_summary_vec is NULL.
9216 * ipa-split.c (execute_split_functions): Check if a function
9217 is inlinable only if inline_edge_summary_vec != NULL.
9219 * ipa.c (symtab_remove_unreachable_nodes): Restore
9220 cgraph_propagate_frequency call when something was changed.
9221 (free_inline_summary): New function.
9222 (pass_ipa_free_inline_summary): New pass.
9224 * passes.c (init_optimization_passes): Add
9225 pass_ipa_free_inline_summary before pass_ipa_tree_profile.
9227 * timevar.def (TV_IPA_FREE_INLINE_SUMMARY): New.
9229 * tree-pass.h (pass_ipa_free_inline_summary): New.
9231 2012-08-02 Richard Earnshaw <rearnsha@arm.com>
9233 * arm.c (arm_gen_constant): Use UBFX for some AND operations when
9236 2012-08-02 Richard Guenther <rguenther@suse.de>
9238 * tree-into-ssa.c (struct common_info_d): New struct.
9239 (struct var_info_d, struct ssa_name_info): Use it.
9240 (get_ssa_name_ann): Adjust.
9241 (get_phi_state, set_phi_state): Remove.
9242 (get_common_info): New function.
9243 (get_current_def, set_current_def): Adjust.
9244 (get_def_blocks_for): Take a common info as param.
9245 (set_def_block): Call get_common_info once.
9246 (set_livein_block): Likewise.
9247 (find_def_blocks_for): Adjust.
9248 (insert_phi_nodes): Likewise.
9249 (register_new_def): Call get_common_info once.
9250 (get_reaching_def): Likewise.
9251 (rewrite_debug_stmt_uses): Likewise.
9252 (rewrite_leave_block): Likewise.
9253 (dump_currdefs): Likewise.
9254 (debug_var_infos_r): Adjust.
9255 (register_new_update_single): Call get_common_info once.
9256 (maybe_replace_use_in_debug_stmt): Likewise.
9257 (rewrite_update_leave_block): Likewise.
9258 (mark_use_interesting): Adjust.
9259 (create_new_def_for): Likewise.
9260 (update_ssa): Likewise.
9262 2012-08-02 Michael Matz <matz@suse.de>
9264 * tree-ssa-live.c (set_is_used): Return a bool.
9265 (mark_all_vars_used): Don't take data argument.
9266 (mark_all_vars_used_1): Adjust calls to above, merge handling
9267 of local and global vars.
9268 (remove_unused_scope_block_p): Don't take global_unused_vars,
9269 merge handling of local and global vars.
9270 (remove_unused_locals): Don't allocate/fill/pass global_unused_vars,
9271 use is_used_p for local and global vars.
9273 2012-08-02 Richard Guenther <rguenther@suse.de>
9275 * tree-flow.h (make_rename_temp): Remove.
9276 * tree-dfa.c (make_rename_temp): Likewise.
9277 * cgraphunit.c (thunk_adjust, assemble_thunk): Use create_tmp_reg
9278 instead of make_rename_temp.
9279 * omp-low.c (expand_omp_for_generic, expand_omp_for_static_nochunk,
9280 expand_omp_atomic_pipeline): Likewise.
9281 * trans-mem.c (tm_log_emit_save_or_restores, build_tm_load,
9282 build_tm_store, expand_call_tm, expand_transaction,
9283 ipa_tm_insert_gettmclone_call): Likewise.
9284 * tree-complex.c (expand_complex_div_wide): Likewise.
9285 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
9287 * tree-ssa-loop-im.c (execute_sm_if_changed_flag_set, execute_sm):
9289 * tree-ssa-math-opts.c (insert_reciprocals): Likewise.
9290 * value-prof.c (gimple_divmod_fixed_value, gimple_mod_pow2,
9291 gimple_mod_subtract): Likewise.
9293 2012-08-02 Richard Guenther <rguenther@suse.de>
9295 * tree-flow.h (set_default_def): Rename to ...
9296 (set_ssa_default_def): ... this. Take a struct function argument.
9297 (gimple_default_def): Rename to ...
9298 (ssa_default_def): ... this.
9299 (get_or_create_ssa_default_def): New function.
9300 * tree-dfa.c: Likewise.
9301 (dump_variable): Adjust.
9302 * ipa-prop.c (ipa_analyze_params_uses): Adjust, properly check
9303 for used parameters.
9304 * ipa-split.c (consider_split): Adjust, avoid repeated default-def
9306 (split_function): Likewise.
9307 * lto-streamer-in.c (input_ssa_names): Adjust.
9308 * omp-low.c (expand_omp_taskreg): Likewise.
9309 * tree-cfg.c (replace_ssa_name): Adjust, no need to push/pop cfun.
9310 * tree-complex.c (init_parameter_lattice_values): Adjust.
9311 (get_component_ssa_name): Likewise.
9312 (update_parameter_components): Likewise.
9313 * tree-inline.c (remap_ssa_name): Likewise.
9314 (setup_one_parameter): Likewise.
9315 (initialize_inlined_parameters): Likewise.
9316 (declare_return_variable): Likewise.
9317 (expand_call_inline): Likewise.
9318 (tree_function_versioning): Likewise.
9319 * tree-into-ssa.c (get_default_def_for): Remove.
9320 (get_reaching_def): Use get_or_create_ssa_default_def instead.
9321 * tree-predcom.c (replace_ref_with): Adjust.
9322 * tree-sra.c (get_repl_default_def_ssa_name): Likewise.
9323 (is_unused_scalar_param): Likewise.
9324 (ptr_parm_has_direct_uses): Likewise.
9325 (sra_ipa_reset_debug_stmts): Likewise.
9326 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust.
9327 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Likewise.
9328 * tree-ssa-live.c (verify_live_on_entry): Likewise.
9329 * tree-ssa-math-opts.c (execute_cse_reciprocals): Likewise,
9330 avoid repeated default def lookups.
9331 * tree-ssa-sccvn.c (run_scc_vn): Likewise.
9332 * tree-tailcall.c (arg_needs_copy_p): Adjust.
9333 (tree_optimize_tail_calls_1): Likewise.
9335 2012-08-02 Richard Guenther <rguenther@suse.de>
9337 PR tree-optimization/50672
9339 2012-08-01 Richard Guenther <rguenther@suse.de>
9341 * tree-ssa-tail-merge.c (release_last_vdef): Remove.
9342 (replace_block_by): Adjust.
9344 2012-08-02 Richard Guenther <rguenther@suse.de>
9346 * tree-dfa.c (referenced_var_lookup): Remove.
9347 (find_referenced_vars): Remove.
9348 (pass_referenced_vars): Likewise.
9349 (make_rename_temp): Do not add referenced vars.
9350 (dump_referenced_vars): Remove.
9351 (debug_referenced_vars): Likewise.
9352 (dump_dfa_stats): Do not dump referenced var stats.
9353 (find_vars_r): Remove.
9354 (find_referenced_vars_in): Likewise.
9355 (referenced_var_check_and_insert): Likewise.
9356 (add_referenced_var_1): Likewise.
9357 (remove_referenced_var): Likewise.
9358 * tree-flow.h (referenced_var_lookup): Likewise.
9359 (struct gimple_df): Remove referenced_vars member.
9360 (typedef referenced_var_iterator): Remove.
9361 (FOR_EACH_REFERENCED_VAR): Likewise.
9362 (num_referenced_vars): Likewise.
9363 (debug_referenced_vars, dump_referenced_vars): Likewise.
9364 (add_referenced_var_1, add_referenced_var): Likewise.
9365 (remove_referenced_var): Likewise.
9366 (find_referenced_vars_in): Likewise.
9367 * tree-flow-inline.h (gimple_referenced_vars): Remove.
9368 (first_referenced_var): Likewise.
9369 (end_referenced_vars_p): Likewise.
9370 (next_referenced_var): Likewise.
9371 * cfgexpand.c (update_alias_info_with_stack_vars): Remove assert.
9372 * gimple-pretty-print.c (pp_points_to_solution): Dump UIDs
9374 * tree-into-ssa.c (dump_decl_set): Likewise.
9375 (pass_build_ssa): Do not require PROP_referenced_vars.
9376 * tree-ssa.c (target_for_debug_bind): Virtual operands are
9377 not suitable, but all register type vars are.
9378 (init_tree_ssa): Do not allocate referenced vars.
9379 (delete_tree_ssa): Do not free referenced vars.
9380 * cgraphunit.c (init_lowered_empty_function): Do not set
9381 PROP_referenced_vars.
9382 (assemble_thunk): Do not add referenced vars.
9383 * gimple-fold.c (canonicalize_constructor_val): Likewise.
9384 (gimplify_and_update_call_from_tree): Likewise.
9385 * gimple-streamer-in.c (input_bb): Likewise.
9386 * passes.c (init_optimization_passes): Do not run
9387 pass_referenced_vars.
9388 (dump_properties): Do not dump PROP_referenced_vars.
9389 * tree-inline.c (remap_decl): Do not add referenced vars.
9390 (remap_gimple_op_r): Likewise.
9391 (copy_tree_body_r): Likewise.
9392 (copy_bb): Likewise.
9393 (setup_one_parameter): Likewise.
9394 (declare_return_variable): Likewise.
9395 (copy_decl_for_dup_finish): Likewise.
9396 (copy_arguments_for_versioning): Likewise.
9397 (tree_function_versioning): Likewise.
9398 * tree-pass.h (PROP_referenced_vars): Remove.
9399 (pass_referenced_vars): Likewise.
9400 * tree-profile.c (gimple_gen_edge_profiler): Do not add
9402 (gimple_gen_interval_profiler): Likewise.
9403 (gimple_gen_pow2_profiler): Likewise.
9404 (gimple_gen_one_value_profiler): Likewise.
9405 (gimple_gen_ic_profiler): Likewise.
9406 (gimple_gen_average_profiler): Likewise.
9407 (gimple_gen_ior_profiler): Likewise.
9408 * tree-ssa-live.c (remove_unused_locals): Do not touch referenced vars.
9409 * tree-cfg.c (replace_ssa_name): Do not add referenced vars.
9410 (move_stmt_op): Likewise.
9411 * tree-ssa-operands.c (create_vop_var): Likewise.
9412 * gimple-low.c (record_vars_into): Likewise.
9413 * gimplify.c (gimple_regimplify_operands): Likewise.
9414 (force_gimple_operand_1): Likewise.
9415 * omp-low.c (expand_omp_for_generic): Likewise.
9416 (expand_omp_for_static_chunk): Likewise.
9417 (expand_omp_atomic_pipeline): Likewise.
9418 * graphite-clast-to-gimple.c (graphite_create_new_loop): Likewise.
9419 (translate_clast_assignment): Likewise.
9420 * graphite-sese-to-poly.c (create_zero_dim_array): Likewise.
9421 (handle_scalar_deps_crossing_scop_limits): Likewise.
9422 * ipa-prop.c (ipa_modify_formal_parameters): Likewise.
9423 * ipa-split.c (split_function): Likewise.
9424 * matrix-reorg.c (transform_access_sites): Likewise.
9425 * trans-mem.c (tm_log_add): Likewise.
9426 (ipa_tm_insert_gettmclone_call): Likewise.
9427 * tree-complex.c (create_one_component_var): Likewise.
9428 * tree-if-conv.c (ifc_temp_var): Likewise.
9429 * tree-parloops.c (take_address_of): Likewise.
9430 (initialize_reductions): Likewise.
9431 (separate_decls_in_region_name): Likewise.
9432 (create_call_for_reduction_1): Likewise.
9433 (separate_decls_in_region): Likewise.
9434 * tree-predcom.c (predcom_tmp_var): Likewise.
9435 (reassociate_to_the_same_stmt): Likewise.
9436 * tree-sra.c (build_ref_for_offset): Likewise.
9437 (create_access_replacement): Likewise.
9438 (get_replaced_param_substitute): Likewise.
9439 (sra_ipa_reset_debug_stmts): Likewise.
9440 * tree-ssa-loop-im.c (rewrite_reciprocal): Likewise.
9441 (rewrite_bittest): Likewise.
9442 * tree-ssa-loop-ivopts.c (create_new_iv): Likewise.
9443 * tree-ssa-loop-manip.c (create_iv): Likewise.
9444 (tree_transform_and_unroll_loop): Likewise.
9445 * tree-ssa-math-opts.c (powi_as_mults): Likewise.
9446 (build_and_insert_call): Likewise.
9447 (gimple_expand_builtin_cabs): Likewise.
9448 (execute_optimize_bswap): Likewise.
9449 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
9450 (abs_replacement): Likewise.
9451 (cond_store_replacement): Likewise.
9452 (cond_if_else_store_replacement_1): Likewise.
9453 * tree-ssa-phiprop.c (phiprop_insert_phi): Likewise.
9454 * tree-ssa-pre.c (get_representative_for): Likewise.
9455 (create_expression_by_pieces): Likewise.
9456 (insert_into_preds_of_block): Likewise.
9457 * tree-ssa-propagate.c (update_call_from_tree): Likewise.
9458 * tree-ssa-reassoc.c (undistribute_ops_list): Likewise.
9459 (eliminate_redundant_comparison): Likewise.
9460 (rewrite_expr_tree_parallel): Likewise.
9461 (get_reassoc_pow_ssa_name): Likewise.
9462 * tree-ssa-strlen.c (get_string_length): Likewise.
9463 * tree-switch-conversion.c (emit_case_bit_tests): Likewise.
9464 (build_arrays): Likewise.
9465 * tree-tailcall.c (adjust_return_value_with_ops): Likewise.
9466 (create_tailcall_accumulator): Likewise.
9467 * tree-vect-data-refs.c (vect_get_new_vect_var): Likewise.
9468 (vect_create_addr_base_for_vector_ref): Likewise.
9469 (vect_permute_store_chain): Likewise.
9470 (vect_permute_load_chain): Likewise.
9471 * tree-vect-generic.c (expand_vector_divmod): Likewise.
9472 * tree-vect-loop-manip.c (set_prologue_iterations): Likewise.
9473 (vect_build_loop_niters): Likewise.
9474 (vect_generate_tmps_on_preheader): Likewise.
9475 (vect_update_ivs_after_vectorizer): Likewise.
9476 (vect_gen_niters_for_prolog_loop): Likewise.
9477 (vect_do_peeling_for_alignment): Likewise.
9478 (vect_create_cond_for_align_checks): Likewise.
9479 * tree-vect-patterns.c (vect_recog_temp_ssa_var): Likewise.
9480 (vect_handle_widen_op_by_const): Likewise.
9481 (vect_operation_fits_smaller_type): Likewise.
9482 (vect_recog_over_widening_pattern): Likewise.
9483 * tree-vect-stmts.c (vect_init_vector): Likewise.
9485 2012-08-01 Alexandre Oliva <aoliva@redhat.com>
9488 * valtrack.c (dead_debug_insert_temp): Use cleanup_auto_inc_dec.
9490 2012-08-01 Alexandre Oliva <aoliva@redhat.com>
9493 * valtrack.c (cleanup_auto_inc_dec): Implement unconditionally,
9494 falling back to copy_rtx on non-autoinc machines.
9495 (propagate_for_debug_subst): Always use cleanup_auto_inc_dec.
9497 2012-08-01 Alexandre Oliva <aoliva@redhat.com>
9500 * valtrack.h, valtrack.c: New.
9501 * Makefile.in (VALTRACK_H): New.
9502 (OBJS): Add valtrack.o.
9504 (cselib.o, dce.o, df-problems.o, combine.o): Add VALTRACK_H.
9505 * combine.c: Include valtrack.h.
9506 (make_compound_operation): Publish.
9507 (cleanup_auto_inc_dec): Move to valtrack.c.
9508 (struct rtx_subst_pair, propagate_for_debug_subst): Likewise.
9509 (propagate_for_debug): Likewise. Add this_basic_block parameter.
9511 * cselib.c: Include valtrack.h.
9513 * df-problems.c: Likewise.
9514 (dead_debug_init, dead_debug_reset_uses): Move to valtrack.c.
9515 (dead_debug_finish, dead_debug_add): Likewise.
9516 (dead_debug_insert_temp): Likewise.
9517 * df.h (struct dead_debug_use): Move to valtrack.h.
9518 (struct dead_debug, enum debug_temp_where): Likewise.
9519 (dead_debug_init, dead_debug_reset_uses): Move to valtrack.h.
9520 (dead_debug_finish, dead_debug_add): Likewise.
9521 (dead_debug_insert_temp): Likewise.
9522 * rtl.h (make_compound_operation): Declare.
9524 2012-08-01 Catherine Moore <clm@codesourcery.com>
9525 Sandra Loosemore <sandra@codesourcery.com>
9527 * config/mips/mips-cpus.def (34kn): New.
9528 * config/mips/mips.h (MIPS_ARCH_FLOAT_SPEC): Add 34kn.
9529 (BASE_DRIVER_SELF_SPECS): Do not imply -mdsp for the 34kn.
9530 * config/mips/mips-tables.opt: Regenerate.
9531 * doc/invoke.texi (MIPS Options): Document -march=34kn.
9533 2012-08-01 Richard Henderson <rth@redhat.com>
9535 * expmed.h (NUM_MODE_PARTIAL_INT): New.
9536 (NUM_MODE_VECTOR_INT, NUM_MODE_IP_INT, NUM_MODE_IPV_INT): New.
9537 (struct expmed_op_cheap): Size one array on NUM_MODE_IPV_INT.
9538 (struct expmed_op_costs): Likewise.
9539 (struct target_expmed): Size x_convert_cost on NUM_MODE_IP_INT.
9540 (expmed_mode_index): New.
9541 (expmed_op_cheap_ptr, expmed_op_cost_ptr): Use expmed_mode_index.
9542 (convert_cost_ptr): Likewise.
9543 * expmed.c (struct init_expmed_rtl): Rename convert to trunc.
9544 (init_expmed_one_conv): Split out from ...
9545 (init_expmed_one_mode): ... here. Iterate conversions over
9546 partial integer modes too.
9547 (init_expmed): Iterate over partial integer modes too.
9549 2012-08-01 Richard Henderson <rth@redhat.com>
9551 * config/m32c/m32c.c (TARGET_INIT_LIBFUNCS): Remove.
9552 (m32c_init_libfuncs): Remove.
9553 * config/m32c/cond.md (cstore<QHPSI>4_16): Rename from cstore<QHPSI>4.
9554 (cstore<QHPSI>4): New expander.
9556 2012-08-01 Richard Guenther <rguenther@suse.de>
9558 * tree-flow-inline.h (referenced_var): Remove.
9559 * tree-ssa-coalesce.c (create_outofssa_var_map): Remove duplicate
9561 * tree-sra.c (candidates): New global hashtable.
9562 (candidate): New function.
9563 (sra_initialize): Initialize candidates.
9564 (sra_deinitialize): Free candidates.
9565 (disqualify_candidate): Remove candidate from candidates.
9566 (maybe_add_sra_candidate): New function.
9567 (find_var_candidates): Walk over all local decls and parameters,
9568 add candidates to candidates hashtable.
9569 (find_param_candidates): Add candidates to candidates hashtable.
9570 (analyze_all_variable_accesses): Use candidate instead of
9573 2012-08-01 Tom de Vries <tom@codesourcery.com>
9575 * tree-vrp.c (find_case_label_ranges): New function.
9576 (vrp_visit_switch_stmt, simplify_switch_using_ranges): Use
9577 find_case_label_ranges instead of find_case_label_range. Handle second
9580 2012-08-01 Michael Matz <matz@suse.de>
9582 * tree-complex.c (init_parameter_lattice_values): Don't call var_ann.
9583 * tree-dfa.c (struct dfa_stats_d): Remove num_var_anns member.
9584 (dump_dfa_stats): Don't dump stats about var anns.
9585 (collect_dfa_stats): Don't collect them.
9586 (add_referenced_var_1): Don't set var annotation pointers.
9587 (remove_referenced_var): Ditto, and only remove it it's in the
9590 * tree-flow-inline.h (var_ann): Remove.
9591 * tree-flow.h (struct var_ann_d, var_ann_t): Remove.
9593 * tree-inline.c (remapped_type): Remove.
9594 (can_be_nonlocal): Most variable will be considered live here,
9595 return false earlier.
9596 (remap_decls): Don't call var_ann, all variables will be considered
9598 (copy_debug_stmt): Ditto, and use is_global_var.
9600 * tree-into-ssa.c (rewrite_debug_stmt_uses): Use get_current_def to
9601 determine if a variable was referred to, not var_ann.
9602 * tree-ssa-live.c (remove_unused_scope_block_p): Don't check var_ann.
9603 (remove_unused_locals): Ditto.
9604 * tree-ssa.c (delete_tree_ssa): Don't free/clear var ann pointers.
9605 * tree-tailcall.c (arg_needs_copy_p): Don't check var_ann.
9606 * tree.c (copy_node_stat): Don't clear var ann pointer.
9607 * tree.h (tree_result_decl, tree_parm_decl, tree_var_decl): Remove
9609 (DECL_VAR_ANN_PTR): Remove.
9611 2012-08-01 Michael Matz <matz@suse.de>
9613 * tree-flow.h (struct var_ann_d): Rename used member.
9614 (set_is_used): Don't declare.
9615 * tree-flow-inline.h (clear_is_used): Remove.
9616 (set_is_used, is_used_p): Move to ...
9617 * tree-ssa-live.c (set_is_used, is_used_p): ... here, and use
9619 (usedvars): New bitmap.
9620 (dump_scope_block): Don't dump unusedness.
9621 (remove_unused_locals): Allocate and free usedvars.
9622 * tree-nrv.c (tree_nrv): Don't clear used flags here.
9624 2012-08-01 Michael Matz <matz@suse.de>
9626 * tree-flow.h (struct var_ann_d): Remove base_var_processed and
9628 * tree-ssa-live.h (struct _var_map): Remove basevars member.
9629 (VAR_ANN_BASE_INDEX): Remove.
9630 * tree-ssa-live.c (var_map_base_init): Use a hash table instead
9631 of var annotation to compress index space. Don't deal with above
9633 (var_map_base_fini): Don't free basevars.
9634 (init_var_map): Don't clear basevars.
9636 2012-08-01 Bill Schmidt <wschmidt@linux.ibm.com>
9638 * gimple-ssa-strength-reduction.c (struct slsr_cand_d): Change
9639 base_name to base_expr.
9640 (struct cand_chain_d): Likewise.
9641 (base_cand_hash): Likewise.
9642 (base_cand_eq): Likewise.
9643 (record_potential_basis): Likewise.
9644 (alloc_cand_and_find_basis): Likewise.
9645 (create_mul_ssa_cand): Likewise.
9646 (create_mul_imm_cand): Likewise.
9647 (create_add_ssa_cand): Likewise.
9648 (create_add_imm_cand): Likewise.
9649 (slsr_process_cast): Likewise.
9650 (slsr_process_copy): Likewise.
9651 (dump_candidate): Likewise.
9652 (base_cand_dump_callback): Likewise.
9653 (unconditional_cands_with_known_stride_p): Likewise.
9654 (cand_increment): Likewise.
9656 2012-08-01 Bill Schmidt <wschmidt@linux.ibm.com>
9658 PR tree-optimization/46556
9659 * gimple-ssa-strength-reduction.c (enum cand_kind): Add CAND_REF.
9660 (base_cand_map): Change to hash table.
9661 (base_cand_hash): New function.
9662 (base_cand_free): Likewise.
9663 (base_cand_eq): Likewise.
9664 (lookup_cand): Change base_cand_map to hash table.
9665 (find_basis_for_candidate): Likewise.
9666 (base_cand_from_table): Exclude CAND_REF.
9667 (restructure_reference): New function.
9668 (slsr_process_ref): Likewise.
9669 (find_candidates_in_block): Call slsr_process_ref.
9670 (dump_candidate): Handle CAND_REF.
9671 (base_cand_dump_callback): New function.
9672 (dump_cand_chains): Change base_cand_map to hash table.
9673 (replace_ref): New function.
9674 (replace_refs): Likewise.
9675 (analyze_candidates_and_replace): Call replace_refs.
9676 (execute_strength_reduction): Change base_cand_map to hash table.
9678 2012-08-01 Uros Bizjak <ubizjak@gmail.com>
9680 * config/i386/i386.c (ix86_address_subreg_operand): Reject
9682 (ix86_print_operand_address): Assert that parts.base and parts.index
9683 are non-NULL after call to simplify_subreg.
9685 2012-08-01 Richard Guenther <rguenther@suse.de>
9687 * doc/tree-ssa.texi: Remove pieces mentioning mark_sym_for_renaming.
9689 2012-08-01 Richard Guenther <rguenther@suse.de>
9691 * graphite-clast-to-gimple.c (translate_clast_user): Rename
9693 * sese.c (graphite_copy_stmts_from_block): Do not rename virtual
9695 * tree-call-cdce.c (tree_call_cdce): Use
9696 mark_virtual_operands_for_renaming.
9697 * tree-eh.c (sink_clobbers): Simplify.
9698 * tree-flow.h (mark_sym_for_renaming): Remove.
9699 (mark_virtual_operands_for_renaming): New function.
9700 * tree-if-conv.c (tree_if_conversion): Use
9701 mark_virtual_operands_for_renaming.
9702 * tree-inline.c (update_ssa_across_abnormal_edges): Likewise.
9703 * tree-into-ssa.c (mark_sym_for_renaming): Remove.
9704 (mark_virtual_operands_for_renaming): New function.
9705 * tree-loop-distribution.c (tree_loop_distribution): Use
9706 mark_virtual_operands_for_renaming.
9707 * tree-ssa-dce.c (mark_virtual_operand_for_renaming): Do not
9708 update stmts, use mark_virtual_operands_for_renaming.
9709 * tree-ssa-tail-merge.c (release_last_vdef): Remove.
9710 (replace_block_by): Adjust.
9711 (tail_merge_optimize): Use mark_virtual_operands_for_renaming.
9712 * tree-tailcall.c (tree_optimize_tail_calls_1): Use
9713 mark_virtual_operands_for_renaming.
9714 * tree-vect-slp.c (vect_slp_transform_bb): Likewise.
9715 * tree-vectorizer.c (vectorize_loops): Likewise.
9717 2012-08-01 Richard Guenther <rguenther@suse.de>
9719 * tree-flow.h (struct gimple_df): Remove syms_to_rename member,
9720 add ssa_renaming_needed and rename_vops flags.
9721 (SYMS_TO_RENAME): Remove.
9722 (symbol_marked_for_renaming): Likewise.
9723 (mark_virtual_ops_for_renaming): Likewise.
9724 * tree-into-ssa.c (symbols_to_rename_set, symbols_to_rename):
9726 (mark_for_renaming, marked_for_renaming): New functions.
9727 (symbol_marked_for_renaming): Remove.
9728 (dump_currdefs): Adjust.
9729 (maybe_replace_use): Likewise.
9730 (maybe_replace_use_in_debug_stmt): Likewise.
9731 (maybe_register_def): Likewise.
9732 (rewrite_update_phi_arguments): Likewise.
9733 (rewrite_update_enter_block): Likewise.
9734 (fini_ssa_renamer): Clear update SSA status here ...
9735 (delete_update_ssa): ... not here. Free rename set.
9736 (prepare_block_for_update): Compute which decls need renaming.
9737 (dump_update_ssa): Adjust.
9738 (mark_sym_for_renaming): Adjust update SSA status for virtuals.
9739 (need_ssa_update_p): Adjust.
9740 (insert_updated_phi_nodes_for): Likewise.
9741 (update_ssa): Likewise.
9742 * tree-ssa-operands.c (finalize_ssa_defs): Adjust update SSA status
9743 for virtual and real operands.
9744 (finalize_ssa_uses): Likewise.
9745 * tree-ssanames.c (init_ssanames): Adjust.
9746 * tree-ssa.c (maybe_rewrite_mem_ref_base, maybe_optimize_var,
9747 execute_update_addresses_taken): Add bitmap to keep track of which
9748 candidates are suitable for rewriting and later renaming by SSA update.
9749 * matrix-reorg.c (transform_access_sites): Do not rename all defs.
9750 * tree-dfa.c (make_rename_temp): Do not mark real operands for
9752 * cgraphunit.c (assemble_thunk): Likewise.
9753 * gimplify.c (gimple_regimplify_operands): Likewise.
9754 (force_gimple_operand_1): Likewise.
9755 * ipa-prop.c (ipa_modify_formal_parameters): Likewise.
9756 * tree-inline.c (declare_return_variable): Likewise.
9757 * tree-parloops.c (separate_decls_in_region_stmt): Do not call
9758 mark_virtual_ops_for_renaming.
9759 (create_stores_for_reduction): Likewise.
9760 (create_loads_and_stores_for_name): Likewise.
9761 * tree-predcom.c (mark_virtual_ops_for_renaming): Remove.
9762 (initialize_root_vars_lm): Do not call mark_virtual_ops_for_renaming.
9763 (execute_load_motion): Likewise.
9764 (remove_stmt): Likewise.
9765 (execute_pred_commoning_chain): Likewise.
9766 * tree-sra.c (create_access_replacement): Do not rename real operands.
9767 (get_unrenamed_access_replacement): Unify with ...
9768 (get_access_replacement): ... this.
9769 (get_repl_default_def_ssa_name): Adjust.
9770 * tree-ssa-loop-im.c (move_computations_stmt): Manually update
9772 (rewrite_mem_ref_loc): Do not call mark_virtual_ops_for_renaming.
9773 * tree-ssa-loop-prefetch.c (emit_mfence_after_loop): Likewise.
9775 2012-07-31 DJ Delorie <dj@redhat.com>
9777 * config/s390/s390.c (s390_option_override): Disable DWARF 3/4
9778 extensions for TPF, unless specifically selected.
9780 2012-08-01 Alan Modra <amodra@gmail.com>
9783 * config/rs6000/rs6000.c (mem_operand_gpr): Don't limit range
9784 of lo_sum offsets. Comment. Assert mode at least word size
9785 rather than bypassing powerpc64 word offset check.
9787 2012-07-31 Bill Schmidt <wschmidt@linux.ibm.com>
9789 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Revise
9790 costs for vec_perm and vec_promote_demote down to more natural values.
9791 (struct _rs6000_cost_data): New data structure.
9792 (rs6000_density_test): New function.
9793 (rs6000_init_cost): Change to use rs6000_cost_data.
9794 (rs6000_add_stmt_cost): Likewise.
9795 (rs6000_finish_cost): Perform density test when vectorizing a loop.
9797 2012-07-31 Steven Bosscher <steven@gcc.gnu.org>
9799 * sched-vis.c (print_exp): Handle FMA explicitly. Simplify handling
9800 of RTX_UNARY function-like operations. Print unknown expression
9801 RTX classes as pseudo-functions.
9802 (print_pattern): Simplify return pattern printing.
9803 (dump_insn_slim): Print the value of notes as a pattern for proper
9804 printing of CFA notes.
9806 2012-07-31 Dehao Chen <dehao@google.com>
9808 * predict.c (tree_estimate_probability_driver): Normalize the
9809 loop when initializing the loop optimizer.
9811 2012-07-31 Richard Guenther <rguenther@suse.de>
9813 * tree-flow.h (struct var_ann_d): Remove need_phi_state
9814 and current_def members.
9815 * tree-into-ssa.c (struct def_blocks_d): Remove var member.
9816 (def_blocks): Remove.
9817 (struct var_info_d): New.
9818 (var_infos): New hashtable.
9819 (struct ssa_name_info): Add def_blocks member.
9820 (get_ssa_name_ann): Adjust.
9821 (get_var_info): New function.
9822 (get_phi_state, set_phi_state, get_current_def,
9823 set_current_def, get_def_blocks_for, find_def_blocks_for): Adjust.
9824 (insert_phi_nodes_compare_def_blocks): Rename to ...
9825 (insert_phi_nodes_compare_var_infos): ... this and adjust.
9826 (insert_phi_nodes): Adjust.
9827 (dump_tree_ssa, dump_tree_ssa_stats): Adjust.
9828 (def_blocks_hash, def_blocks_eq, def_blocks_free): Remove.
9829 (debug_def_blocks_r): Rename to ...
9830 (debug_var_infos_r): ... this and adjust.
9831 (var_info_hash): New function.
9832 (var_info_eq): Likewise.
9833 (rewrite_blocks): Adjust.
9834 (init_ssa_renamer): Likewise.
9835 (fini_ssa_renamer): Likewise.
9836 (delete_update_ssa): Likewise.
9837 (update_ssa): Likewise.
9838 * tree-ssanames.c (release_dead_ssa_names): Do not clear current defs.
9840 2012-07-31 Bill Schmidt <wschmidt@linux.ibm.com>
9842 PR tree-optimization/53773
9843 * tree-vectorizer.h (struct _loop_vec_info): Add operands_swapped.
9844 (LOOP_VINFO_OPERANDS_SWAPPED): New macro.
9845 * tree-vect-loop.c (new_loop_vec_info): Initialize
9846 LOOP_VINFO_OPERANDS_SWAPPED field.
9847 (destroy_loop_vec_info): Restore canonical form.
9848 (vect_is_slp_reduction): Set LOOP_VINFO_OPERANDS_SWAPPED field.
9849 (vect_is_simple_reduction_1): Likewise.
9851 2012-07-31 Steven Bosscher <steven@gcc.gnu.org>
9853 * sched-vis.c (dump_insn_slim): Print print_rtx_head at the
9854 start of each new line.
9855 * final.c (final_scan_insn): If the final dump is requested as
9856 slim RTL, dump slim RTL to the assembly file also.
9858 2012-07-31 Andrey Belevantsev <abel@ispras.ru>
9862 * sel-sched-ir.c (has_dependence_note_reg_use): Clarify comment.
9865 2011-08-04 Sergey Grechanik <mouseentity@ispras.ru>
9867 * sel-sched-ir.c (has_dependence_note_reg_use): Call ds_full_merge
9868 only if producer writes to the register given by regno.
9870 2012-07-31 Nick Clifton <nickc@redhat.com>
9872 * config/stormy16/stormy16.c (xstormy16_expand_prologue): Add
9873 support for reporting stack usage.
9875 * config/frv/frv.c (QUAD): Fix typo.
9876 (frv_expand_prologue): Report stack usage.
9878 2012-07-31 Steven Bosscher <steven@gcc.gnu.org>
9881 * gengtype.c (struct walk_type_data): Add have_this_obj field.
9882 (walk_type): For functions that take a this_obj argument and
9883 that process fields with a GTY((length)) argument, write the
9884 test that write_types_local_process_field will write also at the
9885 head of the loop, effectively unswitching the loop.
9886 (write_func_for_structure, write_local_func_for_structure): Clear
9887 have_this_obj before calling walk_type.
9888 (write_local_func_for_structure): Set have_this_obj before walk_type.
9889 (write_array): Set have_this_obj for output of local pointer walking
9890 functions but not for marker functions.
9891 (write_types_local_process_field): Assert have_this_obj is set.
9893 * rtl.h (simplify_using_condition): Adjust prototype using bitmap
9896 2012-07-30 Nathan Froyd <froydnj@gcc.gnu.org>
9899 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
9900 * targhooks.c (default_mode_dependent_address_p): Delete code
9901 for GO_IF_MODE_DEPENDENT_ADDRESS.
9902 * system.h (GO_IF_MODE_DEPENDENT_ADDRESS): Poison.
9903 * doc/tm.texi.in (GO_IF_MODE_DEPENDENT_ADDRESS): Delete documention.
9904 * doc/tm.texi: Regenerate.
9905 * config/alpha.h (GO_IF_MODE_DEPENDENT_ADDRESS): Move code to...
9906 * config/alpha.c (alpha_mode_dependent_address_p): ...here. New
9908 (TARGET_MODE_DEPENDENT_ADDRESS_P): Define.
9909 * config/cr16/cr16.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
9910 * config/mep/mep.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
9911 * config/vax/vax-protos.h (vax_mode_dependent_address_p): Delete.
9912 * config/vax/vax.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
9913 * config/vax/vax.c (vax_mode_dependent_address_p): Make static.
9915 (TARGET_MODE_DEPENDENT_ADDRESS_P): Define.
9917 2012-07-30 Nathan Froyd <froydnj@gcc.gnu.org>
9919 * expmed.h (NUM_MODE_VECTOR_INT): Define.
9920 (struct expmed_op_cheap, struct expmed_op_costs): New structures.
9921 (struct target_expmed): Convert x_mul_highpart_cost and
9922 x_mul_widen_cost fields to be indexed by integer modes.
9923 Convert x_sdiv_pow2_cheap and x_smod_pow2_cheap fields to be
9924 of type struct expmed_op_cheap. Convert other cost fields to be
9925 of type struct_expmed_op_costs.
9926 (mul_widen_cost_ptr, mul_highpart_cost_ptr): Adjust for new
9927 indexing of respective fields.
9928 (expmed_op_cheap_ptr): New function.
9929 (sdiv_pow2_cheap_ptr, smod_pow2_cheap_ptr): Call it.
9930 (expmed_op_cost_ptr): New function.
9931 (add_cost_ptr, neg_cost_ptr, shift_cost_ptr, shiftadd_cost_ptr,
9932 shiftsub0_cost_ptr, shiftsub1_cost_ptr, mul_cost_ptr,
9933 sdiv_cost_ptr, udiv_cost_ptr): Call it.
9935 2012-07-30 Sandra Loosemore <sandra@codesourcery.com>
9936 Julian Brown <julian@codesourcery.com>
9938 * doc/invoke.texi (MIPS Options): Document -mno-float.
9939 * config/mips/mips.h (MIPS_ARCH_FLOAT_SPEC): Make it know
9942 2012-07-30 Joseph Myers <joseph@codesourcery.com>
9944 * doc/sourcebuild.texi (Subdirectories): Document common subdirectory.
9946 2012-07-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9949 * expmed.c (expand_mult): Skip synth_mult for constant double op1 except
9950 for special cases. Don't initialize coeff and is_neg.
9952 2012-07-30 Ulrich Weigand <ulrich.weigand@linaro.org>
9953 Richard Earnshaw <rearnsha@arm.com>
9955 * target.def (vector_alignment): New target hook.
9956 * doc/tm.texi.in (TARGET_VECTOR_ALIGNMENT): Document new hook.
9957 * doc/tm.texi: Regenerate.
9958 * targhooks.c (default_vector_alignment): New function.
9959 * targhooks.h (default_vector_alignment): Add prototype.
9960 * stor-layout.c (layout_type): Use targetm.vector_alignment.
9961 * config/arm/arm.c (arm_vector_alignment): New function.
9962 (TARGET_VECTOR_ALIGNMENT): Define.
9964 * tree-vect-data-refs.c (vect_update_misalignment_for_peel): Use
9965 vector type alignment instead of size.
9966 * tree-vect-loop-manip.c (vect_do_peeling_for_loop_bound): Use
9967 element type size directly instead of computing it from alignment.
9968 Fix variable naming and comment.
9970 2012-07-30 Kirill Yukhin <kirill.yukhin@intel.com>
9971 Michael Zolotukhin <michael.v.zolotukhin@intel.com>
9973 * common/config/i386/i386-common.c (OPTION_MASK_ISA_RDSEED_SET): New.
9974 (OPTION_MASK_ISA_RDSEED_UNSET): Likewise.
9975 (ix86_handle_option): Handle mrdseed option.
9976 * config.gcc (i[34567]86-*-*): Add rdseedintrin.h.
9977 (x86_64-*-*): Likewise.
9978 * config/i386/prfchwintrin.h: New header.
9979 * config/i386/cpuid.h (bit_RDSEED): New.
9980 * config/i386/driver-i386.c (host_detect_local_cpu): Detect
9982 * config/i386/i386-c.c: Define __RDSEED__ if needed.
9983 * config/i386/i386.c (ix86_target_string): Define -mrdseed option.
9985 (ix86_option_override_internal): Handle new option.
9986 (ix86_valid_target_attribute_inner_p): Add OPT_mrdseed.
9987 (ix86_builtins): Add enum entries for RDSEED* builtins.
9988 (ix86_init_mmx_sse_builtins): Define new builtins.
9989 (ix86_expand_builtin): Expand RDSEED* builtins.
9990 * config/i386/i386.h (TARGET_RDSEED): New.
9991 * config/i386/i386.md (rdseed<mode>_1): New.
9992 * config/i386/i386.opt (mrdseed): New.
9993 * config/i386/x86intrin.h: Include rdseedintrin.h.
9995 2012-07-30 Richard Guenther <rguenther@suse.de>
9997 * tree-into-ssa.c (mark_def_sites): Also process virtual operands.
9998 (rewrite_stmt): Likewise.
9999 (rewrite_enter_block): Likewise.
10000 (pass_build_ssa): Do not update virtual SSA form during TODO.
10001 (mark_symbol_for_renaming): Do nothing if we are not in SSA form.
10002 * lto-streamer-in.c (lto_read_body): Set in_ssa_p earlier.
10004 2012-07-30 Oleg Endo <olegendo@gcc.gnu.org>
10007 * config/gcc/sh/sh.md (*movsi_index_disp, *movhi_index_disp): New
10010 2012-07-30 Oleg Endo <olegendo@gcc.gnu.org>
10013 * config/sh/sh.md (mov_neg_si_t): Move to Scc instructions section.
10014 Use t_reg_operand predicate. Add split for negated case.
10015 (ashrsi2_31): Pass get_t_reg_rtx to gen_mov_neg_si_t.
10016 * config/sh/sh.c (expand_ashiftrt): Likewise.
10018 2012-07-30 Oleg Endo <olegendo@gcc.gnu.org>
10021 * config/sh/sh.md (ashlsi3_d): Invoke gen_shifty_op directly instead
10022 of trying to emit ashlsi3_n.
10024 2012-07-30 Laurynas Biveinis <laurynas.biveinis@gmail.com>
10025 Steven Bosscher <steven@gcc.gnu.org>
10027 * gengtype.c (adjust_field_type): Diagnose duplicate "length"
10028 option applications and option being applied to arrays of atomic types.
10029 (walk_type): Allow "atomic" option on strings too.
10030 * dwarf2out.h (struct dw_vec_struct): Use the "atomic" GTY option
10031 for the array field.
10032 * vec.h: Describe the atomic object "A" type of the macros in
10033 the header comment.
10034 (VEC_T_GTY_ATOMIC, DEF_VEC_A, DEF_VEC_ALLOC_A): Define.
10035 * emit-rtl.c (locations_locators_vals): use the atomic object vector.
10036 * doc/gty.texi: Clarify that GTY option "length" is only for
10037 arrays of non-atomic objects. Fix typo in the description of the
10040 2012-07-27 Uros Bizjak <ubizjak@gmail.com>
10042 * config/i386/i386.c (ix86_avoid_lea_for_addr): Handle
10043 zero-extended addresses. Return false if the address has less
10044 than two components.
10045 (ix86_split_lea_for_addr): Unconditionally convert target and
10046 all address operands to requested mode.
10047 * config/i386/i386.md (*lea<mode>): Recover operands from curr_insn.
10048 Pass SImode to ix86_split_lea_for_addr when splitting zero-extended
10050 (zero-extended add splitter): New splitter to conditionally split
10051 non-destructive adds.
10052 (*zero_extendsidi2_rex64): Conditionally emit leal instead of movl.
10054 2012-07-28 Alan Modra <amodra@gmail.com>
10057 * config/rs6000/rs6000.c (rs6000_secondary_reload): Limit 32-bit
10058 multi-gpr reload to cases where predicate passes. Do the same for
10059 64-bit multi-gpr reload.
10061 2012-07-27 Nathan Froyd <froydnj@gcc.gnu.org>
10063 * expmed.h (alg_hash, alg_hash_used_p, sdiv_pow2_cheap,
10064 smod_pow2_cheap, zero_cost, add_cost, neg_cost, shift_cost)
10065 shiftadd_cost, shiftsub0_cost, shiftsub1_cost, mul_cost,
10066 sdiv_cost, udiv_cost, mul_widen_cost, mul_highpart_cost): Delete
10067 macro definitions and re-purpose as inline functions.
10068 (alg_hash_entry_ptr, set_alg_hash_used_p, sdiv_pow2_cheap_ptr,
10069 set_sdiv_pow2_cheap, smod_pow2_cheap_ptr, set_smod_pow2_cheap,
10070 zero_cost_ptr, set_zero_cost, add_cost_ptr, set_add_cost,
10071 neg_cost_ptr, set_neg_cost, shift_cost_ptr, set_shift_cost,
10072 shiftadd_cost_ptr, set_shiftadd_cost, shiftsub0_cost_ptr,
10073 set_shiftsub0_cost, shiftsub1_cost_ptr, set_shiftsub1_cost,
10074 mul_cost_ptr, set_mul_cost, sdiv_cost_ptr, set_sdiv_cost,
10075 udiv_cost_ptr, set_udiv_cost, mul_widen_cost_ptr,
10076 set_mul_widen_cost, mul_highpart_cost_ptr, set_mul_highpart_cost):
10078 (convert_cost_ptr): New function, split out from...
10079 (set_convert_cost, convert_cost): ...here.
10080 * expmed.c, tree-ssa-loop-ivopts.c: Update for new functions.
10081 * gimple-ssa-strength-reduction.c: Likewise.
10083 2012-07-20 Ryan Mansfield <rmansfield@qnx.com>
10085 * gcc.c (main): Move GCC_DRIVER_HOST_INITIALIZATION after
10086 diagnostic_initialize.
10088 2012-07-27 Oleg Endo <olegendo@gcc.gnu.org>
10091 * config/sh/sh.c (shiftcosts): Remove case where first operand
10092 is a const_int. Move COSTS_N_INSNS usage into caller ...
10093 (sh_rtx_costs) ... here. Return false when shiftcosts cannot be
10094 calculated instead of MAX_COST.
10096 2012-07-27 Richard Guenther <rguenther@suse.de>
10098 * tree-cfg.c (gimple_can_merge_blocks_p): Do more fine-grained
10099 check whether SSA form is not up-to-date.
10100 * tree-flow.h (name_mappings_registered_p): Remove.
10101 * tree-into-ssa.c (struct repl_map_d): Remove.
10102 (repl_tbl): Likewise.
10103 (struct ssa_name_info): Add repl_set member.
10104 (update_ssa_obstack): New static global.
10105 (get_ssa_name_ann): Initialize repl_set.
10106 (clear_ssa_name_info): Assert age did not wrap.
10107 (repl_map_hash, repl_map_eq, repl_map_free): Remove.
10108 (names_replaced_by): Adjust.
10109 (add_to_repl_tbl): Likewise.
10110 (dump_tree_ssa_stats): Likewise.
10111 (init_update_ssa): Initialize update_ssa_obstack.
10112 (delete_update_ssa): Free update_ssa_obstack.
10113 (name_mappings_registered_p): Remove.
10114 (update_ssa): Adjust.
10116 2012-07-27 Segher Boessenkool <segher@kernel.crashing.org>
10118 * config/rs6000/constraints.md: Delete "q" constraint.
10119 * config/rs6000/dfp.md (movsd_hardfloat, movsd_softfloat):
10120 Delete the "q" alternative.
10121 * config/rs6000/predicates.md (gpc_reg_operand): Adjust.
10122 * config/rs6000/rs6000.c (rs6000_debug_reg_global)
10123 (rs6000_init_hard_regno_mode_ok, rs6000_dbx_register_number):
10124 adjust to MQ_REGNO removal.
10125 * config/rs6000/rs6000.h (FIRST_PSEUDO_REGISTER): Adjust
10127 (REG_ALLOC_ORDER): Adjust comment. Remove MQ from alloc order.
10128 (enum reg_class): Adjust comment. Delete MQ_REGS.
10129 (REG_CLASS_CONTENTS): Adjust.
10130 (REGISTER_NAMES, ADDITIONAL_REGISTER_NAMES): Adjust comment.
10131 * config/rs6000/rs6000.md: Delete MQ_REGNO.
10132 (movsi_internal1, movsi_internal1_single, movhi_internal,
10133 movqi_internal, movcc_internal1, movsf_hardfloat,
10134 movsf_softfloat): Delete the "q" alternative.
10135 (ctr<mode>_internal1, ctr<mode>_internal2, ctr<mode>_internal5,
10136 ctr<mode>_internal6): Delete "q" constraint.
10138 2012-07-27 Richard Guenther <rguenther@suse.de>
10140 * tree-into-ssa.c (def_blocks_p): New typedef.
10141 (insert_phi_nodes_compare_def_blocks): New function.
10142 (insert_phi_nodes): Do not walk over referenced vars, instead
10143 walk over recorded def_blocks, record relevant ones and sort
10144 them to avoid repeated hashtable lookups.
10146 2012-07-27 Richard Guenther <rguenther@suse.de>
10148 * doc/invoke.texi (min-virtual-mappings, virtual-mappings-ratio):
10149 Remove param documentation.
10150 * params.def (PARAM_MIN_VIRTUAL_MAPPINGS,
10151 PARAM_VIRTUAL_MAPPINGS_TO_SYMS_RATIO): Remove.
10152 * tree-flow.h (mark_set_for_renaming): Remove.
10153 * tree-into-ssa.c (struct update_ssa_stats_d): Remove.
10154 (add_new_name_mapping): Remove bookkeeping code.
10155 (dump_update_ssa): Remove stats dumping code.
10156 (init_update_ssa): Remove stats allocation code.
10157 (delete_update_ssa): Remove stats freeing code.
10158 (mark_set_for_renaming): Remove.
10159 (switch_virtuals_to_full_rewrite_p): Likewise.
10160 (switch_virtuals_to_full_rewrite): Likewise.
10161 (update_ssa): Do not call switch_virtuals_to_full_rewrite.
10163 2012-07-27 Marek Polacek <polacek@redhat.com>
10165 * cgraphunit.c: Rename varpool_finalize_variable to
10166 varpool_finalize_decl in a comment.
10168 2012-07-27 Segher Boessenkool <segher@kernel.crashing.org>
10170 * common/config/rs6000/rs6000-common.c (rs6000_handle_option):
10171 Delete code for -mno-power, -mpower, and -mpower2.
10172 * config/rs6000/aix43.h (NON_POWERPC_MASKS): Delete.
10173 (SUBTARGET_OVERRIDE_OPTIONS): Delete check for POWER together
10175 (ASM_CPU_SPEC): Delete support for POWER and POWER2.
10176 * config/rs6000/aix51.h (NON_POWERPC_MASKS): Delete.
10177 (SUBTARGET_OVERRIDE_OPTIONS): Delete check for POWER together
10179 (ASM_CPU_SPEC): Delete support for POWER and POWER2.
10180 * config/rs6000/aix52.h (NON_POWERPC_MASKS): Delete.
10181 (SUBTARGET_OVERRIDE_OPTIONS): Delete check for POWER together
10183 (TARGET_POWER): Delete.
10184 * config/rs6000/aix53.h (NON_POWERPC_MASKS): Delete.
10185 (SUBTARGET_OVERRIDE_OPTIONS): Delete check for POWER together
10187 (TARGET_POWER): Delete.
10188 * config/rs6000/aix61.h (NON_POWERPC_MASKS): Delete.
10189 (SUBTARGET_OVERRIDE_OPTIONS): Delete check for POWER together
10191 (TARGET_POWER): Delete.
10192 * config/rs6000/darwin.h (TARGET_POWER): Delete.
10193 * config/rs6000/driver-rs6000.c (struct asm_names): Delete
10194 support for -mpower, -mpower2, and -mno-power.
10195 * config/rs6000/rs6000-c.c (rs6000_target_modify_macros):
10197 (rs6000_cpu_cpp_builtins): Likewise.
10198 * config/rs6000/rs6000-cpus.def: Likewise.
10199 * config/rs6000/rs6000-tables.opt: Regenerate.
10200 * config/rs6000/rs6000.c (POWER_MASKS): Delete.
10201 (rs6000_option_override_internal): Adjust.
10202 (rs6000_conditional_register_usage): Adjust.
10203 (rs6000_emit_move): Adjust.
10204 (rs6000_common_init_builtins): Adjust.
10205 (rs6000_init_libfuncs): Adjust.
10206 (rs6000_output_function_prologue): Adjust.
10207 (rs6000_adjust_cost): Adjust.
10208 (struct rs6000_opt_masks): Delete MASK_POWER and MASK_POWER2.
10209 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Delete support for
10211 (TARGET_DEFAULT): Adjust.
10212 (PROCESSOR_POWER): Delete.
10213 (SHIFT_COUNT_TRUNCATED): Adjust.
10214 * config/rs6000/rs6000.md (extendqisi2): Delete POWER support.
10215 (extendqisi2_power): Delete.
10216 (extendqisi2_no_power): Adjust.
10217 (extendqihi2, extendqihi2_power, extendqihi2_no_power):
10219 (sminsi3, smaxsi3, uminsi3, umaxsi3): Adjust.
10220 (anonymous doz insn patterns): Delete.
10222 (abssi2_power): Delete.
10223 (abssi2_nopower): Adjust.
10224 (nabs_power, nabs_nopower): Likewise.
10225 (mulsi3, mulsi3_mq, mulsi3_no_mq, mulsi3_mq_internal1):
10226 Likewise. Delete anonymous post-reload splitter.
10227 (mulsi3_no_mq_internal1): rename to...
10228 (mulsi3_internal1): New define_insn.
10229 (mulsi3_mq_internal2, mulsi3_no_mq_internal2, mulsi3_internal2):
10231 (divmodsi4, divmodsi4_internal, udiv<mode>3, udivsi3_mq,
10232 udivsi3_no_mq, udivsi3, div<mode>3, divsi3_mq, div<mode>3_no_mq,
10233 udivmodsi4_normal, udivmodsi4_tests, udivmodsi4): Likewise.
10234 (mulh_call, mull_call, divss_call, divus_call, quoss_call,
10235 quous_call): Likewise.
10236 (maskir_internal1, maskir_internal2, maskir_internal3,
10237 maskir_internal4, maskir_internal5, maskir_internal6,
10238 maskir_internal7, maskir_internal8): Delete.
10239 (ashlsi3, ashlsi3_power, ashlsi3_no_power): Adjust.
10240 (anonymous sl insn patterns): Delete.
10241 (lshrsi3, lshrsi3_power, lshrsi3_no_power): Adjust.
10242 (lshrsi3_64): Adjust.
10243 (anonymous sr insn patterns): Delete.
10244 (anonymous rrib insn patterns): Delete.
10245 (ashrsi3, ashrsi3_power, ashrsi3_no_power): Adjust.
10246 (anonymous sra insn patterns): Delete.
10247 (sqrtsf2, sqrtdf2, sqrtdf2_fpr): Adjust.
10248 (fix_trunc<mode>si2, fix_trunc<mode>si2_internal,
10249 fctiwz_<mode>): Adjust.
10250 (mulsidi3, mulsidi3_mq, mulsidi3_no_mq, umulsidi3, umulsidi3_mq,
10251 umulsidi3_no_mq, smulsi3_highpart, smulsi3_highpart_mq,
10252 smulsi3_highpart_no_mq, umulsi3_highpart, umulsi3_highpart_mq,
10253 umulsi3_highpart_no_mq): Adjust.
10254 (ashldi3_power, lshrdi3_power, ashrdi3_power): Delete.
10255 (ashrdi3_no_power, ashldi3, ashldi3_internal1,
10256 lshrdi3_internal1): Adjust.
10257 (fix_trunctfsi2, fix_trunctfsi2_fprs): Adjust.
10258 (movti_power): Delete.
10259 (movti_string): Adjust.
10260 (stmsi8, stmsi7, stmsi6, stmsi5, stmsi4, stmsi3): Adjust.
10261 (stmsi8_power, stmsi7_power, stmsi6_power, stmsi5_power,
10262 stmsi4_power, stmsi3_power): Delete.
10263 (anonymous movmemsi insn patterns): Adjust.
10264 (lfq_power2, stfq_power2): Delete.
10265 (eq<mode>, eq<mode>_compare): Adjust.
10266 (eqsi_power): Delete.
10268 (anonymous le, lt, ge, gt insn patterns): Delete.
10269 * config/rs6000/rs6000.opt (mpower, mno-power, mpower2): Delete.
10270 * config/rs6000/sysv4.h (TARGET_POWER): Delete.
10271 * config/rs6000/t-aix43 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
10272 MULTILIB_MATCHES): Adjust.
10273 * doc/invoke.texi (RS/6000 and PowerPC Options): Delete
10274 -mpower, -mno-power, -mpower2, -mno-power2 documentation.
10275 Delete -mcpu=power and -mcpu=power2 documentation.
10277 2012-07-27 Segher Boessenkool <segher@kernel.crashing.org>
10279 * config/rs6000/601.md: New file.
10280 * config/rs6000/aix43.h (ASM_CPU_SPEC): Delete support for
10282 * config/rs6000/aix51.h (ASM_CPU_SPEC): Likewise.
10283 * config/rs6000/driver-rs6000.c (detect_processor_aix,
10284 struct asm_names): Likewise.
10285 * config/rs6000/rios1.md: Delete file.
10286 * config/rs6000/rios2.md: Delete file.
10287 * config/rs6000/rs6000-cpus.def: Delete definitions for RIOS
10289 * config/rs6000/rs6000-opts.h (enum processor_type): Delete
10290 PROCESSOR_RIOS1 and PROCESSOR_RIOS2.
10291 * config/rs6000/rs6000-tables.opt: Regenerated.
10292 * config/rs6000/rs6000.c (struct rios1_cost, struct rios2_cost):
10294 (rs6000_option_override_internal): Delete support for RIOS CPUs.
10295 (rs6000_conditional_register_usage): Adjust comment.
10296 (rs6000_issue_rate):Delete support for RIOS CPUs.
10297 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Delete support for
10299 (PROCESSOR_POWER): Change to PROCESSOR_PPC601.
10300 (PROCESSOR_DEFAULT): Change to PROCESSOR_PPC603.
10301 * config/rs6000/rs6000.md (define_attr "cpu"): Delete rios1
10303 (include "rios1.md", include "rios2.md"): Delete.
10304 (include "601.md"): New.
10305 * config/rs6000/rs6000.opt (enum rs6000_cpu): Default to
10307 * config/rs6000/t-aix43 (MULTILIB_MATCHES): Delete support
10309 * config/rs6000/t-rs6000 (MD_INCLUDES): Delete rios1.md and
10310 rios2.md . Add 601.md .
10312 2012-07-26 Richard Henderson <rth@redhat.com>
10314 * doc/extend.texi (attribute): Document hot/cold for labels.
10315 * predict.c (tree_estimate_probability_bb): Handle hot/cold
10316 attributes on user labels.
10317 * predict.def (PRED_HOT_LABEL, PRED_COLD_LABEL): New.
10319 2012-07-26 Andrew Jenner <andrew@codesourcery.com>
10320 Sandra Loosemore <sandra@codesourcery.com>
10322 * cse.c (find_comparison_args): Check for cycles of any length.
10324 2012-07-26 Nick Clifton <nickc@redhat.com>
10326 * config/mn10300/mn10300.c (REG_SAVE_BYTES): Delete.
10327 (mn10300_get_live_callee_saved_regs): If requested return a count
10328 of the number of bytes in the mask.
10329 (mn10300_expand_prologue): Add argument to invocation of
10330 mn10300_get_live_callee_regs.
10331 (mn10300_expand_epilogue): Compute reg_save_bytes by calling
10332 mn10300_get_live_callee_saved_regs.
10333 (mn10300_initial_offset): Likewise.
10334 * config/mn10300/mn10300-protos.h (mn10300_get_live_callee_saved_regs):
10336 * config/mn10300/mn10300.md (return_ret): Add argument to
10337 invocation of mn10300_get_live_callee_saved_regs.
10339 2012-07-26 Steven Bosscher <steven@gcc.gnu.org>
10341 PR regression/54084
10342 * sel-sched-ir.c (cmp_v_in_regset_pool): Clarify logic, fix
10343 pointer difference check.
10345 2012-07-26 Bill Schmidt <wschmidt@linux.ibm.com>
10347 * tree-ssa-loop-ivopts.c (mbc_entry_hash): Remove.
10348 (mbc_entry_eq): Likewise.
10349 (mult_costs): Likewise.
10350 (cost_tables_exist): Likewise.
10351 (initialize_costs): Likewise.
10352 (finalize_costs): Likewise.
10353 (tree_ssa_iv_optimize_init): Remove call to initialize_costs.
10354 (add_regs_cost): Remove.
10355 (multiply_regs_cost): Likewise.
10356 (add_const_cost): Likewise.
10357 (extend_or_trunc_reg_cost): Likewise.
10358 (negate_reg_cost): Likewise.
10359 (struct mbc_entry): Likewise.
10360 (multiply_by_const_cost): Likewise.
10361 (get_address_cost): Change add_regs_cost calls to add_cost lookups;
10362 change multiply_by_const_cost to mult_by_coeff_cost.
10363 (force_expr_to_var_cost): Likewise.
10364 (difference_cost): Change multiply_by_const_cost to mult_by_coeff_cost.
10365 (get_computation_cost_at): Change add_regs_cost calls to add_cost
10366 lookups; change multiply_by_const_cost to mult_by_coeff_cost.
10367 (determine_iv_cost): Change add_regs_cost calls to add_cost lookups.
10368 (tree_ssa_iv_optimize_finalize): Remove call to finalize_costs.
10369 * tree-ssa-address.c (expmed.h): New #include.
10370 (most_expensive_mult_to_index): Change multiply_by_const_cost to
10371 mult_by_coeff_cost.
10372 * gimple-ssa-strength-reduction.c (expmed.h): New #include.
10373 (stmt_cost): Change to use mult_by_coeff_cost, mul_cost, add_cost,
10374 neg_cost, and convert_cost instead of IVOPTS interfaces.
10375 (execute_strength_reduction): Remove calls to initialize_costs and
10377 * expmed.c (struct init_expmed_rtl): Add convert rtx_def.
10378 (init_expmed_one_mode): Initialize convert rtx_def; initialize
10379 x_convert_cost for related modes.
10380 (mult_by_coeff_cost): New function.
10381 * expmed.h (NUM_MODE_INT): New #define.
10382 (struct target_expmed): Add x_convert_cost matrix.
10383 (set_convert_cost): New inline function.
10384 (convert_cost): Likewise.
10385 (mult_by_coeff_cost): New extern decl.
10386 * tree-flow.h (initialize_costs): Remove decl.
10387 (finalize_costs): Likewise.
10388 (multiply_by_const_cost): Likewise.
10389 (add_regs_cost): Likewise.
10390 (multiply_regs_cost): Likewise.
10391 (add_const_cost): Likewise.
10392 (extend_or_trunc_reg_cost): Likewise.
10393 (negate_reg_cost): Likewise.
10394 * Makefile.in (gimple-ssa-strength-reduction.o): Update dependencies.
10395 (tree-ssa-address.o): Update dependencies.
10397 2012-07-26 Steven Bosscher <steven@gcc.gnu.org>
10399 * bitmap.h: Add explanation of sparse set as linked-list bitmap.
10400 * sbitmap.h: Add explanation about non-sparse sets as simple bitmap.
10401 (TEST_BIT): Make a static inline function for stronger type checking.
10402 (SET_BIT): Don't handle sbitmaps with popcount.
10403 (RESET_BIT): Likewise.
10404 (SET_BIT_WITH_POPCOUNT): New, like SET_BIT but with popcount.
10405 (RESET_BIT_WITH_POPCOUNT): New, like RESET_BIT but with popcount.
10406 * ebitmap.c (ebitmap_clear_bit): Use SET_BIT_WITH_POPCOUNT and
10407 RESET_BIT_WITH_POPCOUNT on wordmask bitmaps.
10408 (ebitmap_set_bit, ebitmap_and_into, ebitmap_and, ebitmap_ior_into,
10409 ebitmap_and_compl_into, ebitmap_and_compl): Likewise.
10410 * sparseset.h: Add explanation of sparse set representation.
10412 2012-07-26 Richard Guenther <rguenther@suse.de>
10414 PR tree-optimization/54098
10415 * tree-vrp.c (vrp_visit_phi_node): Iterate once more if the
10416 original range was UNDEFINED.
10418 2012-07-26 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
10420 * config/arm/neon.ml (ops): Fix regexp for vld1Q_dups64 and
10421 vld1Q_dupu64 tests.
10423 2012-07-26 Oleg Endo <olegendo@gcc.gnu.org>
10426 * config/sh/sh.opt (mzdcbranch): New option.
10427 * doc/invoke.texi: Document it.
10428 * config/sh/sh.md (negsi_cond): Use TARGET_ZDCBRANCH as condition
10429 instead of TARGET_HARD_SH4.
10430 * config/sh/sh.c (sh_option_override): Set TARGET_ZDCBRANCH as default
10431 for TARGET_HARD_SH4.
10433 2012-07-25 Oleg Endo <olegendo@gcc.gnu.org>
10436 * config/sh/predicates.md (shift_count_operand): Handle not-SHMEDIA
10438 (p27_shift_count_operand, not_p27_shift_count_operand): New predicates.
10439 * config/sh/sh.md (ashlsi3): Remove parallel and T_REG clobber
10440 from expander. Do not emit shift insn for not-SHMEDIA case.
10441 (ashlsi3_std): Replace with ...
10442 (ashlsi3_k, ashlsi3_d): ... these new insns.
10443 * config/sh/sh.c (gen_ashift): Make static. Add sanity checks.
10444 Emit ashlsi3_k insn instead of ashlsi3_std in ASHIFT case.
10445 (gen_ashift_hi): Make static.
10446 * config/sh/sh-protos.h (gen_ashift, gen_ashift_hi): Remove forward
10449 2012-07-25 Bharathi Seshadri <bseshadr@cisco.com>
10450 Jim Wilson <jimwilso@cisco.com>
10452 * config/arm/bpabi.h (BE8_LINK_SPEC): Set according to
10453 TARGET_BIG_ENDIAN_DEFAULT.
10455 2012-07-25 Eric Botcazou <ebotcazou@adacore.com>
10457 * gimple-low.c (lower_try_catch): New function.
10458 (lower_stmt) <GIMPLE_TRY>: Use it to lower GIMPLE_TRY_CATCH.
10459 <GIMPLE_CATCH>: Delete.
10460 <GIMPLE_EH_FILTER>: Likewise.
10462 2012-07-25 Eric Botcazou <ebotcazou@adacore.com>
10464 * expr.c (expand_expr_real_1): Do not expand operand #1 and #2
10465 of BIT_FIELD_REF for ignored results.
10466 * fold-const.c (fold_ternary_loc) <BIT_FIELD_REF>: Check that the
10467 CONSTRUCTOR has vector type before using vector accessors on it.
10468 * gimplify.c (gimplify_compound_lval): Do not gimplify operand #1 and
10469 #2 of BIT_FIELD_REF.
10470 (gimplify_expr) <BIT_FIELD_REF>: Likewise.
10471 * tree-nested.c (convert_nonlocal_reference_op) <BIT_FIELD_REF>: Do
10472 not process operand #1 and #2.
10473 (convert_local_reference_op): Likewise.
10474 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Remove superfluous
10476 <BIT_FIELD_REF>: Reuse operand #1 and #2 directly.
10477 * tree.c (stabilize_reference) <BIT_FIELD_REF>: Do not stabilize
10479 (UPDATE_FLAGS): Do not consider operand #2 of BIT_FIELD_REF.
10480 (build6_stat): Delete.
10481 * tree.h (build6_stat, build6, build6_stat_loc, build6_loc): Likewise.
10483 2012-07-25 Marc Glisse <marc.glisse@inria.fr>
10485 PR tree-optimization/30318
10486 * tree-vrp.c (extract_range_from_binary_expr_1) [PLUS_EXPR]:
10488 [MINUS_EXPR]: Merge with PLUS_EXPR.
10490 2012-07-25 Sandra Loosemore <sandra@codesourcery.com>
10491 Paul Brook <paul@codesourcery.com>
10494 * target.def (warn_func_return): New hook.
10495 * doc/tm.texi.in (TARGET_WARN_FUNC_RETURN): New hook.
10496 * doc/tm.texi: Regenerate.
10497 * doc/sourcebuild.texi (Effective-Target Keywords): Document
10499 * ipa-pure-const.c (warn_function_noreturn): Check
10500 targetm.warn_func_return.
10501 * tree-cfg.c (execute_warn_function_return): Likewise.
10502 * config/spu/spu.c (spu_warn_func_return): New.
10503 (TARGET_WARN_FUNC_RETURN): Define.
10504 * config/rx/rx.c (rx_warn_func_return): New.
10505 (TARGET_WARN_FUNC_RETURN): Define.
10506 * config/avr/avr.c (avr_warn_func_return): New.
10507 (TARGET_WARN_FUNC_RETURN): Define.
10508 * config/arm/arm.c (arm_warn_func_return): New.
10509 (TARGET_WARN_FUNC_RETURN): Define.
10510 * config/mcore/mcore.c (mcore_warn_func_return): New.
10511 (TARGET_WARN_FUNC_RETURN): Define.
10512 (saved_warn_return_type, saved_warn_return_type_count): Remove.
10513 (mcore_reorg, mcore_handle_naked_attribute): Remove warn_return hack.
10515 2012-07-25 Siddhesh Poyarekar <siddhesh@redhat.com>
10517 * final.c [ASSEMBLER_DIALECT](do_assembler_dialects): New
10518 function to implement assembler dialects.
10519 (output_asm_insn): Use do_assembler_dialects.
10520 (asm_fprintf): Likewise.
10522 2012-07-25 Richard Henderson <rth@redhat.com>
10525 * libfuncs.h: Don't include optabs.h.
10526 (struct libfunc_entry): Use "int" for op, mode1, mode2 members.
10527 * optabs.c (hash_libfunc): Don't cast members to int.
10528 * Makefile.in (LIBFUNCS_H): Don't include OPTABS_H.
10530 2012-07-25 Dodji Seketeli <dodji@redhat.com>
10532 * basic-block.c: Fix typo in comment.
10534 2012-07-25 Kirill Yukhin <kirill.yukhin@intel.com>
10535 Michael Zolotukhin <michael.v.zolotukhin@intel.com>
10537 * common/config/i386/i386-common.c (OPTION_MASK_ISA_PRFCHW_SET): New.
10538 (OPTION_MASK_ISA_PRFCHW_UNSET): Likewise.
10539 (ix86_handle_option): Handle mprfchw option.
10540 * config.gcc (i[34567]86-*-*): Add prfchwintrin.h.
10541 (x86_64-*-*): Likewise.
10542 * config/i386/prfchwintrin.h: New header.
10543 * config/i386/cpuid.h (bit_PRFCHW): New.
10544 (bit_BMI): Formatting fix.
10545 (bit_HLE): Likewise.
10546 (bit_RTM): Likewise.
10547 * config/i386/driver-i386.c (host_detect_local_cpu): Detect
10549 * config/i386/i386-c.c: Define __PRFCHW__ if needed.
10550 * config/i386/i386.c (ix86_target_string): Define
10551 -mprfchw option. Formatting fixes.
10552 (PTA_HLE): Formatting fix.
10554 (ix86_option_override_internal): Handle new option.
10555 (ix86_valid_target_attribute_inner_p): Add OPT_mprfchw.
10556 * config/i386/i386.h (TARGET_PRFCHW): New.
10557 * config/i386/i386.md (prefetch): Enable for TARGET_PRFCHW.
10558 * config/i386/i386.opt (mprfchw): New.
10559 * config/i386/mm3dnow.h: Move _m_prefetchw from here to prfchwintrin.h.
10560 * config/i386/x86intrin.h: Include prfchwintrin.h.
10562 2012-07-25 Sergey Melnikov <sergey.melnikov@intel.com>
10564 * config/i386/i386.md (stack_protect_set): Disable the pattern
10565 for Android since Android libc (bionic) does not provide random
10566 value for stack protection guard at gs:0x14. Guard value
10567 will be provided from external symbol (default implementation).
10568 (stack_protect_set_<mode>): Likewise.
10569 (stack_protect_test): Likewise.
10570 (stack_protect_test_<mode>): Likewise.
10571 * gcc/defaults.h: Define macro TARGET_HAS_BIONIC to 0 - target does
10572 not have Bionic by default
10573 * config/linux.h: Redefine macro TARGET_HAS_BIONIC to (OPTION_BIONIC)
10574 Macro OPTION_BIONIC is defined in this file and provides Bionic
10575 accessibility status
10577 2012-07-25 Steven Bosscher <steven@gcc.gnu.org>
10579 * gimple-pretty-print.c (gimple_dump_bb_buff): Call pp_flush.
10581 2012-07-25 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
10584 * config.gcc (i[34567]86-*-linux* | ...): Add btver2.
10585 (case ${target}): Add btver2.
10586 * config/i386/driver-i386.c (host_detect_local_cpu): Let
10587 -march=native recognize btver2 processors.
10588 * config/i386/i386-c.c (ix86_target_macros_internal): Add
10589 btver2 def_and_undef
10590 * config/i386/i386.c (struct processor_costs btver2_cost): New
10592 (m_BTVER2): New definition.
10593 (m_AMD_MULTIPLE): Includes m_BTVER2.
10594 (initial_ix86_tune_features): Add btver2 tune.
10595 (processor_target_table): Add btver2 entry.
10596 (static const char *const cpu_names): Add btver2 entry.
10597 (software_prefetching_beneficial_p): Add btver2.
10598 (ix86_option_override_internal): Add btver2 instruction sets.
10599 (ix86_issue_rate): Add btver2.
10600 (ix86_adjust_cost): Add btver2.
10601 * config/i386/i386.h (TARGET_BTVER2): New definition.
10602 (enum target_cpu_default): Add TARGET_CPU_DEFAULT_btver2.
10603 (enum processor_type): Add PROCESSOR_BTVER2.
10604 * config/i386/i386.md (define_attr "cpu"): Add btver2.
10606 2012-07-24 Bill Schmidt <wschmidt@linux.ibm.com>
10608 * doc/tm.texi: Regenerate.
10609 * targhooks.c (default_init_cost): Add prologue and epilogue costs.
10610 (default_add_stmt_cost): Likewise; also handle NULL stmt_info.
10611 (default_finish_cost): Add prologue and epilogue costs.
10612 * targhooks.h (default_add_stmt_cost): Change parameter list.
10613 (default_finish_cost): Likewise.
10614 * target.def (init_cost): Change documentation string.
10615 (add_stmt_cost): Change documentation string and parameter list.
10616 (finish_cost): Likewise.
10617 * target.h (vect_cost_model_location): New enum.
10618 * tree-vectorizer.h (struct _slp_tree): Remove cost substruct.
10619 (struct _slp_instance): Remove cost substruct; rename stmt_cost_vec
10621 (SLP_INSTANCE_OUTSIDE_OF_LOOP_COST): Remove.
10622 (SLP_INSTANCE_STMT_COST_VEC): Rename to SLP_INSTANCE_BODY_COST_VEC.
10623 (SLP_TREE_OUTSIDE_OF_LOOP_COST): Remove.
10624 (struct _vect_peel_extended_info): Rename stmt_cost_vec to
10626 (struct _stmt_vec_info): Remove cost substruct.
10627 (STMT_VINFO_OUTSIDE_OF_LOOP_COST): Remove.
10628 (stmt_vinfo_set_outside_of_loop_cost): Remove.
10629 (builtin_vectorization_cost): New function.
10630 (vect_get_stmt_cost): Change to use builtin_vectorization_cost.
10631 (add_stmt_cost): Change parameter list.
10632 (finish_cost): Likewise.
10633 (vect_model_simple_cost): Likewise.
10634 (vect_model_store_cost): Likewise.
10635 (vect_model_load_cost): Likewise.
10636 (record_stmt_cost): Likewise.
10637 (vect_get_load_cost): Likewise.
10638 (vect_get_known_peeling_cost): Likewise.
10639 * tree-vect-loop.c (vect_get_known_peeling_cost): Change parameter
10640 list; call record_stmt_cost for prologue and epilogue costs.
10641 (vect_estimate_min_profitable_iters): Call add_stmt_cost for
10642 prologue and epilogue costs; remove computation of vec_outside_cost;
10643 return vec_prologue_cost and vec_epilogue_cost from finish_cost.
10644 (vect_model_reduction_cost): Revise call to add_stmt_cost for body
10645 costs; call add_stmt_cost for prologue and epilogue costs.
10646 (vect_model_induction_cost): Revise call to add_stmt_cost for body
10647 costs; call add_stmt_cost for prologue costs.
10648 * tree-vect-data-refs.c (vect_get_data_access_cost): Change parameter
10649 list for function and arguments for calls to vect_get_load_cost and
10650 vect_get_store_cost.
10651 (vect_peeling_hash_get_lowest_cost): Change argument list for calls to
10652 vect_get_data_access_cost and vect_get_known_peeling_cost; use
10653 temporary vectors prologue_cost_vec and epilogue_cost_vec for the
10654 latter call and discard their results; rename stmt_cost_vec to
10655 body_cost_vec; correct possible storage leak for body_cost_vec.
10656 (vect_peeling_hash_choose_best_peeling): Rename stmt_cost_vec to
10658 (vect_enhance_data_refs_alignment): Rename stmt_cost_vec to
10659 body_cost_vec; add extra dummy parameter on calls to
10660 vect_get_data_access_cost; tolerate null si->stmt; add vect_body to
10661 argument list on call to add_stmt_cost.
10662 * tree-vect-stmts.c (record_stmt_cost): Change parameter list;
10663 rename stmt_cost_vec to body_cost_vec; tolerate null stmt_info; call
10664 builtin_vectorization_cost; add "where" parameter on call to
10666 (vect_model_simple_cost): Change parameter list; call record_stmt_cost
10667 for prologue costs; remove call to stmt_vinfo_set_outside_of_loop_cost;
10668 rename stmt_cost_vec to body_cost_vec.
10669 (vect_model_promotion_demotion_cost): Add vect_body argument to call
10670 to add_stmt_cost; call add_stmt_cost for prologue costs; remove call
10671 to stmt_vinfo_set_outside_of_loop_cost.
10672 (vect_model_store_cost): Change parameter list; call record_stmt_cost
10673 for prologue costs; add vect_body argument to call to record_stmt_cost;
10674 rename stmt_cost_vec to body_cost_vec; remove call to
10675 stmt_vinfo_set_outside_of_loop_cost.
10676 (vect_get_store_cost): Rename stmt_cost_vec to body_cost_vec; add
10677 vect_body argument to calls to record_stmt_cost.
10678 (vect_model_load_cost): Change parameter list; rename stmt_cost_vec to
10679 body_cost_vec; add vect_body argument to calls to record_stmt_cost;
10680 remove call to stmt_vinfo_set_outside_of_loop_cost.
10681 (vect_get_load_cost): Change parameter list; rename stmt_cost_vec to
10682 body_cost_vec; add vect_body argument to calls to record_stmt_cost;
10683 call record_stmt_cost for prologue costs.
10684 (vectorizable_store): Change argument list for call to
10685 vect_model_store_cost.
10686 (vectorizable_load): Change argument list for call to
10687 vect_model_load_cost.
10688 (new_stmt_vec_info): Remove assignment to
10689 STMT_VINFO_OUTSIDE_OF_LOOP_COST.
10690 * config/spu/spu.c (spu_init_cost): Add prologue and epilogue costs.
10691 (spu_add_stmt_cost): Likewise; also handle NULL stmt_info.
10692 (spu_finish_cost): Add prologue and epilogue costs.
10693 * config/i386/i386.c (i386_init_cost): Add prologue and epilogue costs.
10694 (i386_add_stmt_cost): Likewise; also handle NULL stmt_info.
10695 (i386_finish_cost): Add prologue and epilogue costs.
10696 * config/rs6000/rs6000.c (rs6000_init_cost): Add prologue and epilogue
10698 (rs6000_add_stmt_cost): Likewise; also handle NULL stmt_info.
10699 (rs6000_finish_cost): Add prologue and epilogue costs.
10700 * tree-vect-slp.c (vect_free_slp_instance): Rename
10701 SLP_INSTANCE_STMT_COST_VEC to SLP_INSTANCE_BODY_COST_VEC.
10702 (vect_create_new_slp_node): Remove assignment to
10703 SLP_TREE_OUTSIDE_OF_LOOP_COST.
10704 (vect_get_and_check_slp_defs): Change parameter list; change argument
10705 lists to calls to vect_model_store_cost and vect_model_simple_cost.
10706 (vect_build_slp_tree): Change parameter list; change argument lists
10707 to calls to vect_model_load_cost, vect_get_and_check_slp_defs, and
10708 recursive self-calls; remove setting of outside_cost from
10709 SLP_TREE_OUTSIDE_OF_LOOP_COST; add vect_body argument to call to
10711 (vect_analyze_slp_instance): Rename stmt_cost_vec to body_cost_vec;
10712 rename SLP_INSTANCE_STMT_COST_VEC to SLP_INSTANCE_BODY_COST_VEC;
10713 remove assignment to SLP_INSTANCE_OUTSIDE_OF_LOOP_COST; record SLP
10715 (vect_bb_vectorization_profitable_p): Rename stmt_cost_vec to
10716 body_cost_vec; handle null ci->stmt; add vect_body argument to call
10717 to add_stmt_cost; simplify calls to targetm.vectorize.
10718 builtin_vectorization_cost; return vec_prologue_cost and
10719 vec_epilogue_cost from finish_cost.
10720 (vect_update_slp_costs_according_to_vf): Rename stmt_cost_vec to
10721 body_cost_vec; add vect_body argument to call to add_stmt_cost.
10723 2012-07-24 Richard Henderson <rth@redhat.com>
10725 * system.h (FIXUNS_TRUNC_LIKE_FIX_TRUNC): Poison.
10726 * config/cris/cris.h (FIXUNS_TRUNC_LIKE_FIX_TRUNC): Remove.
10727 * config/h8300/h8300.h (FIXUNS_TRUNC_LIKE_FIX_TRUNC): Remove.
10728 * config/mn10300/mn10300.h (FIXUNS_TRUNC_LIKE_FIX_TRUNC): Remove.
10729 * config/rs6000/rs6000.h (FIXUNS_TRUNC_LIKE_FIX_TRUNC): Remove
10731 * config/v850/v850.h (FIXUNS_TRUNC_LIKE_FIX_TRUNC): Remove.
10732 * config/v850/v850.md (fixuns_truncsfsi2, fixuns_truncdfsi2): New.
10733 (fix_truncsfsi2, fix_truncdfsi2): Avoid double FIX.
10734 * config/vax/vax.h (FIXUNS_TRUNC_LIKE_FIX_TRUNC): Remove.
10735 * config/vax/vax.md (fixuns_trunc<VAXfp><VAXint>): New.
10736 * doc/tm.texi.in (FIXUNS_TRUNC_LIKE_FIX_TRUNC): Remove.
10737 * doc/tm.texi: Rebuild.
10739 2012-07-24 Richard Henderson <rth@redhat.com>
10741 * optabs.def: New file.
10742 * Makefile.in (OPTABS_H): Add insn-opinit.h.
10743 (MOSTLYCLEANFILES): Likewise.
10744 (insn-opinit.o): Remove reload.h
10745 (simple_rtl_generated_c): Remove insn-opinit.c.
10746 (s-opinit): New rule.
10747 (build/genopinit.o): Add optabs.def.
10748 * genopinit.c (rtx_upname): New.
10749 (optabs): Extract to optabs.def
10750 (enum optab_tag, struct optab_def_d, optabs): New.
10751 (struct pattern_d, patterns): New.
10752 (match_pattern): Split out from ...
10753 (gen_insn): ... here. Push matches on patterns vec.
10754 (pattern_cmp, optab_kind_cmp, optab_rcode_cmp): New.
10755 (header_file_name, source_file_name, handle_arg): New.
10756 (open_outfile): New.
10757 (main): Sort and emit new tables. Generate lookup_handler,
10758 raw_optab_handler, swap_optab_enable.
10759 * libfuncs.h (libfunc_entry): Change "size_t optab" to "optab op".
10760 * optabs.c (code_to_optab_): Remove.
10761 (hash_libfunc): Update for optab name change.
10762 (eq_libfunc): Likewise.
10763 (convert_optab_libfunc): Update computation of optab member;
10764 use the new convlib_def table.
10765 (optab_libfunc): Similarly.
10766 (set_optab_libfunc, set_conv_libfunc): Likewise.
10767 (sign_expand_binop): Use swap_optab_enable instead of fake optabs.
10768 (init_insn_codes, init_optab, init_optabv, init_convert_optab): Remove.
10769 (init_optabs): Don't call them; export the data to optabs.def.
10770 (gen_int_libfunc, gen_fp_libfunc): Export non-static.
10771 (gen_fixed_libfunc, gen_signed_fixed_libfunc): Likewise.
10772 (gen_unsigned_fixed_libfunc, gen_int_fp_libfunc): Likewise.
10773 (gen_intv_fp_libfunc, gen_int_fp_fixed_libfunc): Likewise.
10774 (gen_int_fp_signed_fixed_libfunc, gen_int_fixed_libfunc): Likewise.
10775 (gen_int_signed_fixed_libfunc): Likewise.
10776 (gen_int_unsigned_fixed_libfunc): Likewise.
10777 (gen_interclass_conv_libfunc, gen_int_to_fp_conv_libfunc): Likewise.
10778 (gen_ufloat_conv_libfunc): Likewise.
10779 (gen_int_to_fp_nondecimal_conv_libfunc): Likewise.
10780 (gen_fp_to_int_conv_libfunc, gen_intraclass_conv_libfunc): Likewise.
10781 (gen_trunc_conv_libfunc, gen_extend_conv_libfunc): Likewise.
10782 (gen_fract_conv_libfunc, gen_fractuns_conv_libfunc): Likewise.
10783 (gen_satfract_conv_libfunc, gen_satfractuns_conv_libfunc): Likewise.
10784 (debug_optab_libfuncs): Update for optab representation change.
10785 * optabs.h: Include insn-opinit.h.
10786 (optab, convert_optab, direct_optab): New typedefs.
10787 (struct optab_handlers, struct widening_optab_handlers): Remove.
10788 (struct optab_libcall_d): Rename from optab_d; remove code_,
10789 handlers, widening members.
10790 (struct convert_optab_libcall_d): Rename from convert_optab_d;
10791 remove code_ and handlers members.
10792 (enum optab_index, enum convert_optab_index): Remove.
10793 (enum direct_optab_index): Remove.
10794 (code_to_optab_): Fix array range.
10795 (optab_to_code): Covert to inline function.
10796 (optab_to_code_, convlib_def, normlib_def): Declare.
10797 (raw_optab_handler, swap_optab_enable): Declare.
10798 (unknown_optab): Remove; export to optabs.def
10799 (ssadd_optab, usadd_optab, sssub_optab, ussub_optab, ssmul_optab,
10800 usmul_optab, ssdiv_optab, usdiv_optab, ssneg_optab, usneg_optab,
10801 ssashl_optab, usashl_optab, add_optab, sub_optab, smul_optab,
10802 addv_optab, subv_optab, smul_highpart_optab, umul_highpart_optab,
10803 smul_widen_optab, umul_widen_optab, usmul_widen_optab,
10804 smadd_widen_optab, umadd_widen_optab, ssmadd_widen_optab,
10805 usmadd_widen_optab, smsub_widen_optab, umsub_widen_optab,
10806 ssmsub_widen_optab, usmsub_widen_optab, sdiv_optab, smulv_optab,
10807 sdivv_optab, sdivmod_optab, udiv_optab, udivmod_optab, smod_optab,
10808 umod_optab, fmod_optab, remainder_optab, ftrunc_optab, and_optab,
10809 ior_optab, xor_optab, ashl_optab, lshr_optab, ashr_optab, rotl_optab,
10810 rotr_optab, vashl_optab, vlshr_optab, vashr_optab, vrotl_optab,
10811 vrotr_optab, smin_optab, smax_optab, umin_optab, umax_optab, pow_optab,
10812 atan2_optab, fma_optab, fms_optab, fnma_optab, fnms_optab, mov_optab,
10813 movstrict_optab, movmisalign_optab, storent_optab, neg_optab,
10814 negv_optab, abs_optab, absv_optab, one_cmpl_optab, bswap_optab,
10815 ffs_optab, clz_optab, ctz_optab, clrsb_optab, popcount_optab,
10816 parity_optab, sqrt_optab, sincos_optab, sin_optab, asin_optab,
10817 cos_optab, acos_optab, exp_optab, exp10_optab, exp2_optab, expm1_optab,
10818 ldexp_optab, scalb_optab, significand_optab, logb_optab, ilogb_optab,
10819 log_optab, log10_optab, log2_optab, log1p_optab, floor_optab,
10820 ceil_optab, btrunc_optab, round_optab, nearbyint_optab, rint_optab,
10821 tan_optab, atan_optab, copysign_optab, signbit_optab, isinf_optab,
10822 cmp_optab, ucmp_optab, eq_optab, ne_optab, gt_optab, ge_optab,
10823 lt_optab, le_optab, unord_optab, strlen_optab, cbranch_optab,
10824 cmov_optab, cstore_optab, ctrap_optab, push_optab, addcc_optab,
10825 reduc_smax_optab, reduc_umax_optab, reduc_smin_optab, reduc_umin_optab,
10826 reduc_splus_optab, reduc_uplus_optab, ssum_widen_optab,
10827 usum_widen_optab, sdot_prod_optab, udot_prod_optab, vec_set_optab,
10828 vec_extract_optab, vec_init_optab, vec_shl_optab, vec_shr_optab,
10829 vec_realign_load_optab, vec_widen_umult_hi_optab,
10830 vec_widen_umult_lo_optab, vec_widen_smult_hi_optab,
10831 vec_widen_smult_lo_optab, vec_widen_umult_even_optab,
10832 vec_widen_umult_odd_optab, vec_widen_smult_even_optab,
10833 vec_widen_smult_odd_optab, vec_widen_ushiftl_hi_optab,
10834 vec_widen_ushiftl_lo_optab, vec_widen_sshiftl_hi_optab,
10835 vec_widen_sshiftl_lo_optab, vec_unpacks_hi_optab, vec_unpacks_lo_optab,
10836 vec_unpacku_hi_optab, vec_unpacku_lo_optab, vec_unpacks_float_hi_optab,
10837 vec_unpacks_float_lo_optab, vec_unpacku_float_hi_optab,
10838 vec_unpacku_float_lo_optab, vec_pack_trunc_optab, vec_pack_ssat_optab,
10839 vec_pack_usat_optab, vec_pack_sfix_trunc_optab,
10840 vec_pack_ufix_trunc_optab, powi_optab, sync_compare_and_swap_optab,
10841 sync_lock_test_and_set_optab, sync_old_add_optab, sync_old_sub_optab,
10842 sync_old_ior_optab, sync_old_and_optab, sync_old_xor_optab,
10843 sync_old_nand_optab, sync_new_add_optab, sync_new_sub_optab,
10844 sync_new_ior_optab, sync_new_and_optab, sync_new_xor_optab,
10845 sync_new_nand_optab, sext_optab, zext_optab, trunc_optab, sfix_optab,
10846 ufix_optab, sfixtrunc_optab, ufixtrunc_optab, sfloat_optab,
10847 ufloat_optab, lrint_optab, lround_optab, lfloor_optab, lceil_optab,
10848 fract_optab, fractuns_optab, satfract_optab, satfractuns_optab,
10849 vec_load_lanes_optab, vec_store_lanes_optab, vcond_optab, vcondu_optab,
10850 movcc_optab, reload_in_optab, reload_out_optab, movmem_optab,
10851 setmem_optab, cmpstr_optab, cmpstrn_optab, cmpmem_optab,
10852 sync_lock_release_optab, sync_add_optab, sync_sub_optab,
10853 sync_ior_optab, sync_and_optab, sync_xor_optab, sync_nand_optab,
10854 atomic_exchange_optab, atomic_compare_and_swap_optab,
10855 atomic_load_optab, atomic_store_optab, atomic_add_fetch_optab,
10856 atomic_sub_fetch_optab, atomic_and_fetch_optab,
10857 atomic_nand_fetch_optab, atomic_xor_fetch_optab, atomic_or_fetch_optab,
10858 atomic_fetch_add_optab, atomic_fetch_sub_optab, atomic_fetch_and_optab,
10859 atomic_fetch_nand_optab, atomic_fetch_xor_optab, atomic_fetch_or_optab,
10860 atomic_add_optab, atomic_sub_optab, atomic_and_optab,
10861 atomic_nand_optab, atomic_xor_optab, atomic_or_optab,
10862 atomic_always_lock_free_optab, atomic_is_lock_free_optab,
10863 atomic_thread_fence_optab, atomic_signal_fence_optab,
10864 vec_perm_optab, vec_perm_const_optab): Likewise.
10865 (struct target_optabs): Remove x_optab_table, x_convert_optab_table,
10866 and x_direct_optab_table members; add pat_enable.
10867 (optab_table, convert_optab_table, direct_optab_table): Remove.
10868 (optab_handler): Use raw_optab_handler.
10869 (widening_optab_handler, convert_optab_handler): Likewise.
10870 (set_optab_handler, set_widening_optab_handler): Remove.
10871 (set_convert_optab_handler, set_direct_optab_handler): Remove.
10872 (direct_optab_handler): Defer to optab_handler.
10873 * rtl.h (NON_GENERATOR_NUM_RTX_CODE): New.
10875 2012-07-24 Jason Merrill <jason@redhat.com>
10877 * bitmap.c (bitmap_descriptor): Adjust order of parameters to
10878 match MEM_STAT_DECL.
10879 * statistics.h (ALONE_FINAL_MEM_STAT_DECL): Correct typo.
10881 2012-07-24 Richard Henderson <rth@redhat.com>
10883 * optabs.h (struct optab_d): Rename code member to code_.
10884 (struct convert_optab_h): Likewise.
10885 (code_to_optab_): Rename from code_to_optab.
10886 (code_to_optab, optab_to_code): New.
10887 * dojump.c (do_compare_rtx_and_jump): Use code_to_optab.
10888 * ifcvt.c (noce_emit_move_insn): Likewise.
10889 * optabs.c (simplify_expand_binop): Use optab_to_code.
10890 (expand_simple_binop, shift_optab_p, commutative_optab_p): Likewise.
10891 (avoid_expensive_constant, expand_binop_directly): Likewise.
10892 (expand_binop, expand_simple_unop, expand_unop_direct): Likewise.
10893 (expand_unop, prepare_float_lib_cmp, expand_fixed_convert): Likewise.
10894 (have_insn_for, debug_optab_libfuncs): Likewise.
10895 (init_optab, init_optabv, init_convert_optab): Update for optab
10896 member name change.
10898 * libfuncs.h: Include optabs.h.
10899 * dwarf2out.c, lto-streamer.in.c: Don't include libfuncs.h.
10900 * Makefile.in (LIBFUNCS_H): Add OPTABS_H.
10901 (lto-streamer-in.o, dwarf2out.o): Update deps.
10903 * optabs.h (unknown_optab): New.
10904 * builtins.c (interclass_mathfn_icode): Use it.
10905 * dojump.c (do_compare_rtx_and_jump): Likewise.
10906 * optabs.c (optab_for_tree_code, expand_binop): Likewise.
10907 * tree-vect-generic.c (add_rshift, expand_vector_divmod): Likewise.
10908 (expand_vector_operations_1): Likewise.
10909 * tree-vect-patterns.c (vect_recog_divmod_pattern): Likewise.
10910 * tree-vect-stmts.c (supportable_narrowing_operation): Likewise.
10912 2012-07-24 Steven Bosscher <steven@gcc.gnu.org>
10914 * alloc-pool.c (create_alloc_pool): Fix ENABLE_CHECKING check.
10916 2012-07-24 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
10919 * config/arm/arm.c (arm_print_operand_address): Remove superfluous
10921 * config/arm/neon.md ("neon_vld3_lane<mode>":VD): Remove alignment
10923 ("neon_vld3_lane<mode>":VMQ): Likewise.
10924 ("neon_vld3_dup<mode>":VDX): Likewise.
10925 ("neon_vst3_lane<mode>":VD): Likewise.
10926 ("neon_vst3_lane<mode>":VMQ): Likewise.
10928 2012-07-24 Roland McGrath <mcgrathr@google.com>
10930 * arm.c (arm_get_frame_offsets): Don't use fixed regs for
10931 stack alignment padding.
10933 2012-07-24 Uros Bizjak <ubizjak@gmail.com>
10936 * config/i386/i386.c (ix86_legitimate_address_p): Move check for
10937 negative constant address for TARGET_X32 ...
10938 (ix86_decompose_address): ... here. Reject constant addresses
10939 that don't satisfy x86_64_immediate_operand predicate.
10941 2012-07-24 Julian Brown <julian@codesourcery.com>
10943 * doc/sourcebuild.texi (arm_hf_eabi): Document effective-target check.
10945 2012-07-24 Steven Bosscher <steven@gcc.gnu.org>
10947 * sbitmap.h (SBITMAP_ELT_BITS): Use "1u" trick as for BITMAP_WORD_BITS.
10948 Move test to check that there is a popcount function for the the number
10949 of bits in SBITMAP_ELT_BITS to sbitmap.c.
10950 * sbitmap.c: Test SBITMAP_ELT_BITS, not HOST_BITS_PER_WIDEST_FAST_INT.
10951 MEM_STAT_INFO): Define in terms of their ALONE counterparts.
10953 * configure.ac (GATHER_STATISTICS): Always define, non-zero if enabled.
10954 * configure: Regenerate.
10955 * statistics.h (GATHER_STATISTICS): Error out if it is not defined.
10956 (GCC_MEM_STAT_ARGUMENTS): New define.
10957 (ALONE_MEM_STAT_DECL): Define in terms of GCC_MEM_STAT_ARGUMENTS.
10958 (ALONE_FINAL_MEM_STAT_DECL, ALONE_FINAL_PASS_MEM_STAT): New defines.
10959 (MEM_STAT_DECL, FINAL_MEM_STAT_DECL, PASS_MEM_STAT,
10960 FINAL_PASS_MEM_STAT): Define.
10961 * ggc-internal.h (ggc_record_overhead): Use FINAL_MEM_STAT_DECL.
10962 * ggc.h (ggc_record_overhead, ggc_free_overhead,
10963 ggc_prune_overhead_list): Remove internal prototypes, they are defined
10964 already in ggc-internal.h.
10965 * ggc-common.c (struct loc_descriptor): Remove #ifdef GATHER_STATISTICS
10967 (add_statistics): Likewise.
10968 (dump_ggc_loc_statistics): Likewise. Return if GATHER_STATISTICS is 0.
10969 * ggc-zone.c (struct page_entry): Remove #ifdef GATHER_STATISTICS
10970 wrappers around "survived" and "stats" members.
10971 (alloc_large_page): Always initialize survived.
10972 (ggc_internal_alloc_zone_stat): Likewise.
10973 Remove #ifdef GATHER_STATISTICS wrappers. Record overhead if
10974 GATHER_STATISTICS is non-0.
10975 (ggc_free): Convert #ifdef GATHER_STATISTICS to if-code.
10976 (sweep_pages): Always increase survived.
10977 (ggc_collect_1): Convert #ifdef GATHER_STATISTICS to if-code.
10978 (calculate_average_page_survival): Always define.
10979 (ggc_collect): Convert #ifdef GATHER_STATISTICS to if-code.
10980 (ggc_print_statistics): Likewise.
10981 (ggc_pch_read): Likewise.
10982 * ggc-page.c (struct globals): Always define "stats" member.
10983 (ggc_internal_alloc_stat): Convert #ifdef GATHER_STATISTICS to if-code.
10984 (ggc_free): Likewise.
10985 (ggc_collec): Likewise.
10986 (ggc_print_statistics): Likewise.
10987 * bitmap.h (struct bitmap_head_def): Always define "desc" member.
10988 (bitmap_initialize_stat): Convert #ifdef GATHER_STATISTICS to if-code.
10989 * gimple.h (enum gimple_alloc_kind): Always define.
10990 (gimple_alloc_kind): Likewise.
10991 * tree-flow.h (phinodes_print_statistics): Always define.
10992 (ssanames_print_statistics): Likewise.
10993 * vec.h (vec_heap_free): Always define.
10994 (VEC_stack_alloc): Define if GATHER_STATISTICS is non-0.
10995 * alloc-pool.c (alloc_pool_descriptor): Always define.
10996 (create_alloc_pool): Convert #ifdef GATHER_STATISTICS to if-code.
10997 (empty_alloc_pool): Likewise.
10998 (pool_alloc): Likewise.
10999 (pool_free): Likewise.
11000 (dump_alloc_pool_statistics): Likewise.
11001 (print_statistics): Always define.
11002 * bitmap.c (struct bitmap_descriptor): Always define.
11003 (bitmap_register): Pass ALONE_FINAL_PASS_MEM_STAT.
11004 (register_overhead): Always define.
11005 (bitmap_element_free): Convert #ifdef GATHER_STATISTICS to if-code.
11006 (bitmap_element_allocate): Likewise.
11007 (bitmap_elt_clear_from): Likewise.
11008 (bitmap_obstack_alloc_stat): Likewise.
11009 (bitmap_gc_alloc_stat): Likewise.
11010 (bitmap_obstack_free): Likewise.
11011 (bitmap_find_bit): Likewise.
11012 (bitmap_ior_and_into): Likewise.
11013 (bitmap_print): Likewise.
11014 (dump_bitmap_statistics): Likewise. Return if GATHER_STATISTICS is 0.
11015 * gimple.c (gimple_alloc_counts, gimple_alloc_sizes): Always define.
11016 (gimple_alloc_kind_names): Likewise.
11017 (gimple_alloc_stat): Convert #ifdef GATHER_STATISTICS to if-code.
11018 (dump_gimple_statistics): Likewise. Return if GATHER_STATISTICS is 0.
11019 * rtl.c (rtx_alloc_counts, rtx_alloc_sizes, rtvec_alloc_counts,
11020 rtvec_alloc_sizes): Always define.
11021 (rvec_alloc): Convert #ifdef GATHER_STATISTICS to if-code.
11022 (rtx_alloc_stat): Likewise.
11023 (dump_rtx_statistics): Likewise. Return if GATHER_STATISTICS is 0.
11024 * tree.c (_obstack_allocated_p, tree_code_counts, tree_node_counts,
11025 tree_node_sizes, tree_node_kind_names): Always define.
11026 (record_node_allocation_statistics): Convert #ifdef GATHER_STATISTICS
11028 (type_hash_canon): Likewise.
11029 (dump_tree_statistics): Likewise.
11030 * tree-ssanames.c (ssa_name_nodes_reused, ssa_name_nodes_created):
11032 (ssanames_print_statistics): Likewise.
11033 (make_ssa_name_fn): Convert #ifdef GATHER_STATISTICS to if-code.
11034 * tree-phinodes.c (phi_nodes_reused, phi_nodes_created): Always define.
11035 (phinodes_print_statistics): Likewise.
11036 (allocate_phi_node): Convert #ifdef GATHER_STATISTICS to if-code.
11037 * vec.c (struct vec_descriptor): Always define.
11038 (hash_descriptor, eq_descriptor, ptr_hash_entry, hash_ptr, eq_ptr,
11039 vec_descriptor, rester_overhead, free_overhead): Likewise.
11040 (cmp_statistic): Likewise.
11041 (vec_heap_free): Convert #ifdef GATHER_STATISTICS to if-code.
11042 (vec_heap_o_reserve_1): Likewise.
11043 (dump_vec_loc_statistics): Likewise.
11045 2012-07-24 Richard Guenther <rguenther@suse.de>
11047 PR tree-optimization/53616
11048 * tree-loop-distribution.c (ldist_gen): Do not change
11049 partition ordering when merging partitions.
11051 2012-07-24 Alan Modra <amodra@gmail.com>
11055 * config/rs6000/constraints.md (Y): Use mem_operand_gpr.
11056 * config/rs6000/predicates.md (word_offset_memref_operand): Delete.
11057 Adjust all rs6000_legitimate_offset_address_p calls.
11058 * config/rs6000/rs6000-protos.h (mem_operand_gpr): Declare.
11059 (rs6000_secondary_reload_gpr): Declare.
11060 (rs6000_legitimate_offset_address_p): Update prototype.
11061 (rs6000_offsettable_memref_p): Delete.
11062 (rs6000_secondary_reload_ppc64): Delete.
11063 * config/rs6000/rs6000.c (address_offset): New function.
11064 (mem_operand_gpr): Likewise.
11065 (rs6000_legitimate_offset_address_p): Add worst_case param. When
11066 not worst_case assume class of regs with least restrictive offsets.
11068 (legitimate_lo_sum_address_p): Simplify register mode tests.
11069 (rs6000_legitimize_address): Likewise. Assume best case offset
11070 addressing. Combine ELF and MACHO lo_sum code.
11071 (rs6000_mode_dependent_address): Correct offset addressing limits.
11072 (rs6000_offsettable_memref_p): Make static, add reg_mode param.
11073 Use reg_mode to help rs6000_legitimate_offset_address_p.
11074 (rs6000_secondary_reload): Use address_offset. Handle 32-bit multi
11075 gpr load/store when offset too large.
11076 (rs6000_secondary_reload_gpr): Renamed rs6000_secondary_reload_ppc64.
11077 (rs6000_split_multireg_move): Adjust rs6000_offsettable_memref_p calls.
11078 * config/rs6000/rs6000.md (movdf_hardfloat32): Use 'Y' constraint
11079 for gpr load/store. Order alternatives as r->Y,Y->r,r->r and
11080 d->m,m->d,d->d. Correct size of gpr load/store.
11081 (movdf_softfloat32): Use 'Y' constraint for gpr load/store. Order
11083 (movti_ppc64): Likewise.
11084 (movdi_internal32): Likewise. Also disparage fprs.
11085 (movdi_mfpgpr, movdi_internal64): Likewise.
11086 (movtf_internal): Use 'm' for fpr load/store. Order alternatives.
11087 (movtf_softfloat): Order alternatives.
11088 (extenddftf2_internal): Use 'm' and 'Y' for store.
11089 (movti_power, movti_string): Use 'Y' for gpr load/store. Order.
11090 (stack_protect_setdi, stack_protect_testdi): Likewise.
11091 (movdf_hardfloat64_mfpgpr, movdf_hardfloat64): Order alternatives.
11092 (movdf_softfloat64): Likewise.
11093 (reload_<mode>_store): Adjust reload_di_store to provide
11094 reload_si_store as well.
11095 (reload_<mode>_load): Likewise.
11097 2012-07-23 Oleg Endo <olegendo@gcc.gnu.org>
11100 * config/sh/predicates.md (general_movsrc_operand,
11101 general_movdst_operand): Reject T_REG.
11102 * config/sh/sh.md (*extendqisi2_compact_reg, *extendhisi2_compact_reg,
11103 movsi_i, movsi_ie, movsi_i_lowpart, *movqi_reg_reg, *movhi_reg_reg):
11104 Remove T_REG alternatives.
11105 (*negtstsi): New insn.
11107 2012-07-23 Oleg Endo <olegendo@gcc.gnu.org>
11110 * config/sh/sh.md (mulsf3_ie): Delete.
11111 (mulsf3_i4): Rename to mulsf3_i.
11112 (mulsf3): Emit mulsf3_i insn.
11114 2012-07-23 Oleg Endo <olegendo@gcc.gnu.org>
11116 * config/sh/sh.md (addc1, subc1): Delete.
11117 (adddi3_compact): Use addc instead of addc1.
11118 (subdi3_compact): Use subc instead of subc1.
11120 2012-07-23 Uros Bizjak <ubizjak@gmail.com>
11122 * config/i386/i386-protos.h (ix86_lea_outperforms): Remove prototype.
11123 * config/i386/i386.c (ix86_lea_outperforms): Make static. Make
11124 split_cost argument signed.
11125 (ix86_avoid_lea_for_add): Cleanup.
11126 (ix86_use_lea_for_mov): Use INVALID_REGNUM instead of -1.
11127 (ix86_avoid_lea_for_addr): Ditto. Make split_cost signed.
11128 Use gen_lowpart instead of gen_rtx_SUBREG. Cleanup.
11130 2012-07-23 Ulrich Weigand <ulrich.weigand@linaro.org>
11132 * config/arm/arm.c (arm_reorg): Ensure all insns are split.
11134 2012-07-23 Uros Bizjak <ubizjak@gmail.com>
11137 * config/i386/i386.md (*lea): Add asserts to detect invalid addresses.
11138 * config/i386/i386.c (ix86_print_operand_address): Ditto.
11139 (ix86_decompose_address): Allow (zero_extend:DI (subreg:SI (...)))
11140 addresses. Prevent zero extensions of CONST_INT operands.
11142 2012-07-23 Steven Bosscher <steven@gcc.gnu.org>
11144 * sbitmap.h (struct int_list): Remove.
11145 (sbitmap_intersect_of_predsucc, sbitmap_union_of_predsucc):
11146 Remove prototypes of non-existing function.
11147 (sbitmap_intersect_of_predecessors, sbitmap_intersect_of_successors,
11148 sbitmap_union_of_predecessors, sbitmap_union_of_successors): Remove
11150 (sbitmap_intersection_of_succs, sbitmap_intersection_of_preds,
11151 sbitmap_union_of_succs, sbitmap_union_of_preds): Move prototypes to...
11152 * basic-block.h: ... here.
11153 * sbitmap.c: Do not include basic-block.h.
11154 (sbitmap_intersection_of_succs, sbitmap_intersection_of_preds,
11155 sbitmap_union_of_succs, sbitmap_union_of_preds): Move functions to...
11156 * cfganal.c: ... here.
11157 * bt-load.c (compute_out, link_btr_uses): Update for above changes.
11158 * gcse.c (compute_code_hoist_vbeinout): Likewise.
11159 * lcm.c (compute_antinout_edge, compute_available): Likewise.
11160 * Makefile.in: Fix sbitmap.o dependencies.
11162 2012-07-23 Jan-Benedict Glaw <jbglaw@lug-owl.de>
11163 Nick Clifton <nickc@redhat.com>
11165 * config/frv/frv-protos.h (frv_ifcvt_machdep_init): Prototype.
11166 * config/frv/frv.c (frv_ifcvt_machdep_init): Change type of
11167 (unused) parameter to void *.
11169 2012-07-23 Richard Guenther <rguenther@suse.de>
11171 * tree-ssa-alias.c (dump_alias_info): Walk over local decls
11172 instead of referenced vars.
11174 2012-07-23 Steven Bosscher <steven@gcc.gnu.org>
11176 * coverage.c: Refer to "notes file" instead of "graph file"
11177 in all comments. Explain history of bbg prefix.
11178 * gcov-io.h: Likewise.
11179 * gcov.c: Likewise.
11180 (find_source): Likewise in fnotice.
11181 (read_graph_file): Likewise.
11182 (read_count_file): Likewise.
11183 * doc/gcov.texi: Document -fprofile-dir flag. Add "notes file"
11184 and "data file" explicitly in the explanation of the files.
11186 2012-07-22 Steven Bosscher <steven@gcc.gnu.org>
11188 PR tree-optimization/53881
11189 * tree-cfg.c (group_case_labels_stmt): Look up the basic block
11190 for each label and compare them instead of labels.
11192 2012-07-22 Steven Bosscher <steven@gcc.gnu.org>
11194 * opts.c (common_handle_option): Do not set
11195 flag_value_profile_transformations for -fprofile-generate.
11196 * profile.c (instrument_values): Use COUNTER_FOR_HIST_TYPE.
11197 (BB_TO_GCOV_INDEX): Remove.
11198 (output_location): Don't use it.
11199 (branch_prob): Likewise. Don't fiddle with the index of
11200 ENTRY_BLOCK_PTR and EXIT_BLOCK_PTR. Use clear_aux_for_blocks.
11201 (find_spanning_tree):
11202 * gcov.c (struct function_info): Document that blocks 0 and 1
11203 are the entry resp. exit blocks in gcov, too, like in GCC itself.
11204 (solve_flow_graph): Use ENTRY_BLOCK and EXIT_BLOCK for special
11205 blocks identification.
11206 (output_lines): Likewise.
11207 * value-prof.c (gimple_value_profile_transformations): Do not
11208 test flag_value_profile_transformations again.
11209 (gimple_ic_transform): Take a gimple_stmt_iterator like all other
11210 transformation functions.
11211 (gimple_values_to_profile):
11212 Don't test flag_value_profile_transformations
11213 * tree-profile.c (tree_profiling): Assert that the cgraph is in
11214 the CGRAPH_STATE_IPA_SSA state.
11215 Do not set, or look at, after_tree_profile.
11216 * function.h (struct function): Remove after_tree_profile bit.
11217 * omp-low.c (expand_omp_taskreg): Don't set after_tree_profile.
11218 * tree-inline.c (initialize_cfun): Don't copy it.
11219 * lto-streamer-out.c (output_struct_function_base): Don't stream it.
11220 * lto-streamer-in.c (input_struct_function_base): Likewise.
11222 2012-07-22 Oleg Endo <olegendo@gcc.gnu.org>
11224 * config/sh/sh.h (TARGET_DYNSHIFT): New macro.
11225 (SH_DYNAMIC_SHIFT_COST): Use it.
11226 * config/sh/sh.c (expand_ashiftrt, shl_sext_kind): Likewise.
11227 (sh_dynamicalize_shift_p): Add TARGET_DYNSHIFT condition.
11228 Add sanity check for input value. Add function description.
11229 * config/sh/sh.md (ashlsi3, ashlsi3_std, ashrsi3_d, lshrsi3,
11230 lshrsi3_d): Use TARGET_DYNSHIFT.
11232 2012-07-22 Oleg Endo <olegendo@gcc.gnu.org>
11234 * config/sh/sh.md (negc): Delete expander.
11235 (*negc): Rename insn to negc.
11237 2012-07-22 Uros Bizjak <ubizjak@gmail.com>
11240 * config/i386/i386.md (*lea): New insn pattern.
11242 (*lea<mode>_2): Ditto.
11243 (*lea_{3,4,5,6}_zext): Ditto.
11244 * config/i386/predicates.md (lea_address_operand): Do not reject
11245 zero-extended address operands.
11246 * config/i386/constraints.md (j): Remove address constraint.
11247 * config/i386/i386.c (ix86_decompose_address): Allow SImode subreg
11249 (ix86_print_operand_address): Handle SImode subreg of an address.
11250 (ix86_avoid_lea_for_addr): Reject zero-extended addresses for now.
11252 2012-07-22 Hans-Peter Nilsson <hp@axis.com>
11254 Emit executable-stack note correctly for CRIS targets.
11255 * config/cris/cris.c (cris_file_end): New function.
11256 (TARGET_ASM_FILE_END): Define.
11258 2012-07-22 Chung-Lin Tang <cltang@codesourcery.com>
11259 Maxim Kuvyrkov <maxim@codesourcery.com>
11260 NetLogic Microsystems Inc.
11262 * config/mips/mips.c (mips_issue_rate): Handle XLP.
11263 * config/mips/mips.md: Include xlp.md.
11264 * config/mips/xlp.md: New file.
11266 2012-07-21 Steven Bosscher <steven@gcc.gnu.org>
11268 PR gcov-profile/32543
11269 * profile.c (branch_prob): Update total_num_edges_instrumented and
11270 report the number of edges to instrument.
11272 2012-07-21 Oleg Endo <olegendo@gcc.gnu.org>
11274 * config/sh/sh.md: Correct comment regarding clrt and sett insns.
11276 2012-07-21 Andrew Pinski <apinski@cavium.com>
11278 * config/mips/mips.md (*popcountdi2_trunc): New pattern
11279 to handle popcount of a truncation.
11281 2012-07-21 Andrew Pinski <apinski@cavium.com>
11283 * config/mips/mips-protos.h (mips_expand_ext_as_unaligned_load):
11284 Add a bool argument.
11285 * config/mips/mips.c (mips_block_move_straight): Update call to
11286 mips_expand_ext_as_unaligned_load.
11287 (mips_expand_ext_as_unaligned_load): Add unsigned_p argument.
11288 Accept DImode dest when the width is that of SImode.
11289 * config/mips/mips.md (extv): Update call to
11290 mips_expand_ext_as_unaligned_load.
11293 2012-07-21 Andrew Pinski <apinski@cavium.com>
11295 * config/mips/mips.c (mips_get_unaligned_mem): Copy *op after calling
11298 2012-07-20 Maxim Kuvyrkov <maxim@codesourcery.com>
11300 * config/mips/mips.md (define_attr sync_*): Move before "type".
11301 (define_attr "type"): New values "atomic" and "syncloop".
11302 * config/mips/sync.md (atomic_exchange<mode>, atomic_fetch_add<mode>):
11303 Set "type" attribute.
11304 * config/mips/generic.md (generic_atomic, generic_syncloop):
11306 * gcc/config/mips/10000.md, gcc/config/mips/20kc.md,
11307 * gcc/config/mips/24k.md, gcc/config/mips/4130.md,
11308 * gcc/config/mips/4k.md, gcc/config/mips/5400.md,
11309 * gcc/config/mips/5500.md, gcc/config/mips/5k.md,
11310 * gcc/config/mips/7000.md, gcc/config/mips/74k.md,
11311 * gcc/config/mips/9000.md, gcc/config/mips/loongson2ef.md,
11312 * gcc/config/mips/loongson3a.md, gcc/config/mips/octeon.md,
11313 * gcc/config/mips/sb1.md, gcc/config/mips/sr71k.md,
11314 * gcc/config/mips/xlr.md: Handle "atomic" and "syncloop" types.
11316 2012-07-20 Oleg Endo <olegendo@gcc.gnu.org>
11318 * config/sh/sh.md: Group and sort shift related patterns.
11319 (ashlsi3_n, *ashlhi3_n, lshrsi3_n): Remove length attributes.
11321 2012-07-20 Hans-Peter Nilsson <hp@axis.com>
11323 * config/cris/cris.c (cris_asm_output_ident): Remove unused
11324 local variables section_asm_op, size, buf.
11326 2012-07-20 Pat Haugen <pthaugen@us.ibm.com>
11327 Steven Bosscher <steven@gcc.gnu.org>
11329 * config/rs6000/power4.md (power4-store-update): Fix reservation.
11330 (power4-three): Likewise.
11332 2012-07-20 Sameera Deshpande <sameera.deshpande@arm.com>
11333 Greta Yorsh <Greta.Yorsh@arm.com>
11335 * config/arm/arm.c (arm_cortex_a15_tune): New tune.
11336 * config/arm/arm-cores.def (cortex-a15): Use it.
11338 2012-07-20 Sameera Deshpande <sameera.deshpande@arm.com>
11339 Greta Yorsh <Greta.Yorsh@arm.com>
11341 * config/arm/arm-protos.h (tune_params): Add prefer_ldrd_strd.
11342 * config/arm/arm.c (arm_slowmul_tune): Initialize it.
11343 (arm_fastmul_tune, arm_strongarm_tune): Likewise.
11344 (arm_xscale_tune, arm_9e_tune, arm_v6t2_tune): Likewise.
11345 (arm_cortex_tune, arm_cortex_a5_tune, arm_cortex_a9_tune): Likewise.
11346 (arm_fa726te_tune): Likewise.
11348 2012-07-20 Richard Guenther <rguenther@suse.de>
11350 * tree-dfa.c (collect_dfa_stats): Simplify.
11351 * tree-ssa-structalias.c (compute_may_aliases): Do not dump
11353 * cfgexpand.c (estimated_stack_frame_size): Walk over local
11354 decls instead of referenced vars.
11355 * tree-ssa.c (delete_tree_ssa): Simplify.
11356 * tree-tailcall.c (find_tail_calls): Walk over local decls
11357 instead of referenced vars.
11358 (add_virtual_phis): Remove.
11359 (tree_optimize_tail_calls_1): Instead mark the virtual operand
11362 2012-07-20 Steven Bosscher <steven@gcc.gnu.org>
11364 * basic-block.h (BB_FLAGS_TO_PRESERVE): New define.
11365 (brief_dump_cfg): Update prototype to take flags argument.
11366 (check_bb_profile): Remove prototype.
11367 * tracer.c (tracer): Update brief_dump_cfg calls.
11368 * cfghooks.c (dump_bb): Do not pass TDF_COMMENT to dump_bb_info.
11369 Call dump_bb_info before and after the cfghook dump_bb. Terminate
11370 the dump with a newline.
11371 (dump_flow_info): Do not call check_bb_profile.
11372 * cfg.c (clear_bb_flags): Update using BB_FLAGS_TO_PRESERVE.
11373 (check_bb_profile): Make static. Take indent and flags arguments.
11374 (dump_bb_info): Always dump loop depth. With TDF_DETAILS, call
11375 check_bb_profile. Print one edge per line.
11376 (brief_dump_cfg): Take a flags argument, and filter out
11377 TDF_COMMENT and TDF_DETAILS.
11378 * pretty-print.c (pp_base_newline): Set pp_needs_newline to false.
11379 * gimple-pretty-print.c (dump_gimple_bb_header): Do not use
11380 dump_bb_info here, it is already called from dump_bb. Idem for
11382 (dump_gimple_bb_footer): Likewise.
11383 (gimple_dump_bb_buff): Call pp_flush after dump_gimple_stmt to
11384 avoid broken dumps for statement histograms.
11385 (gimple_dump_bb): Handle ENTRY_BLOCK and EXIT_BLOCK. Do
11386 not call pp_flush here, the buffer should be empty.
11387 * sched-rgn.c (debug_region): Pass TDF_BLOCKS to dump_bb.
11388 * sched-vis.c (debug_bb_slim): Likewise.
11389 * tree-cfg.c (remove_bb): Pass dump_flags to dump_bb.
11390 (gimple_debug_bb): Pass TDF_BLOCKS to dump_bb.
11391 (gimple_dump_cfg): Do brief_dump_cfg with TDF_COMMENT.
11392 (dump_function_to_file): Do not call check_bb_profile on
11393 ENTRY_BLOCK and EXIT_BLOCK, check_bb_profile doesn't handle them.
11394 Use dump_bb instead of gimple_dump_bb.
11395 (print_loops_bb): Use dump_bb instead of gimple_dump_bb.
11396 * passes.c (execute_function_dump): Always call print_rtl_with_bb
11398 * cfgrtl.c (print_rtl_with_bb): Handle printing without an up-to-date
11399 CFG. With TDF_BLOCKS and TDF_DETAILS, do DF dumps at the top and
11400 bottom of each basic block.
11402 2012-07-20 Richard Guenther <rguenther@suse.de>
11404 PR tree-optimization/54031
11405 * tree-ssa-ccp.c (get_value_from_alignment): Use
11406 get_pointer_alignment_1.
11408 2012-07-20 Richard Guenther <rguenther@suse.de>
11410 * tree-inline.c (add_local_variables): Remove check_var_ann
11411 parameter and dead code.
11412 (expand_call_inline): Adjust.
11413 (tree_function_versioning): Likewise.
11415 2012-07-20 Jakub Jelinek <jakub@redhat.com>
11418 * tree-vrp.c (nonnull_arg_p): Handle all nonnull attributes instead
11419 of just the first one.
11421 2012-07-20 Richard Guenther <rguenther@suse.de>
11423 * builtins.c (get_object_alignment_2): Correct offset handling
11424 when using type alignment of a MEM_REF kind base.
11426 2012-07-20 Kirill Yukhin <kirill.yukhin@intel.com>
11429 * config/i386/lzcntintrin.h (_lzcnt_u32): New.
11430 (_lzcnt_u64): Ditto.
11432 2012-07-19 Eric Botcazou <ebotcazou@adacore.com>
11434 * config/sparc/sparc.md (adddi3_insn_sp32): Add earlyclobber.
11436 2012-07-19 Eric Botcazou <ebotcazou@adacore.com>
11438 * tree-ssa-forwprop.c (combine_conversions): Punt if the RHS of the
11439 defining statement is a SSA name that occurs in abnormal PHIs.
11441 2012-07-19 Eric Botcazou <ebotcazou@adacore.com>
11443 * gimple-fold.c (canonicalize_constructor_val): Strip only useless type
11446 2012-07-19 Jakub Jelinek <jakub@redhat.com>
11448 PR rtl-optimization/53942
11449 * function.c (assign_parm_setup_reg): Avoid zero/sign extension
11450 directly from likely spilled non-fixed hard registers, move them
11453 2012-07-19 Steve Ellcey <sellcey@mips.com>
11455 * config/mips/mips.c (mips_set_mips16_mode): Clear SYNCI_MASK in
11458 2012-07-19 Jason Merrill <jason@redhat.com>
11461 * dwarf2out.c (get_die_parent): New.
11462 (generate_type_signature): Use it.
11464 2012-07-19 Richard Henderson <rth@redhat.com>
11466 * config/ia64/vect.md (smulv4hi3_highpart): New.
11467 (umulv4hi3_highpart): New.
11468 (vec_widen_smult_even_v4hi): Rename from pmpy2_even.
11469 (vec_widen_smult_odd_v4hi): Rename from pmpy2_odd.
11470 (udot_prodv8qi, sdot_prodv8qi): Remove.
11471 (sdot_prodv4hi, udot_prodv4hi): Remove.
11472 * config/ia64/ia64.c (ia64_expand_dot_prod_v8qi): Remove.
11473 * config/ia64/ia64-protos.h: Update.
11475 * tree-vect-patterns.c (vect_recog_divmod_pattern): Do not require
11476 vectors larger than UNITS_PER_WORD.
11478 * expr.c (store_constructor): Initialize icode with CODE_FOR_nothing.
11479 * tree-vect-stmts.c (vectorizable_operation): Use LAST_INSN_CODE for
11480 dummy != CODE_FOR_nothing value.
11482 2012-07-19 Uros Bizjak <ubizjak@gmail.com>
11484 * doc/tm.texi.in (MODE_AFTER): Add entity as the first macro argument.
11485 * doc/tm.texi: Regenerate.
11486 * mode-switching.c (optimize_mode_switching): Update MODE_AFTER call.
11487 * config/sh/sh.h (MODE_AFTER): Update.
11488 * config/epiphany/epiphany.h (MODE_AFTER): Update.
11490 2012-07-19 Jakub Jelinek <jakub@redhat.com>
11492 PR middle-end/54017
11493 * tree-cfgcleanup.c (cleanup_omp_return): Remove.
11494 (cleanup_tree_cfg_bb): Don't call it.
11495 * omp-low.c (expand_omp_sections): Fix up the !exit_reachable case
11498 2012-07-19 Christian Bruel <christian.bruel@st.com>
11501 * config/sh/sh.c (gen_far_branch): Set JUMP_LABEL for return jumps.
11503 2012-07-19 Richard Guenther <rguenther@suse.de>
11504 Eric Botcazou <ebotcazou@adacore.com>
11506 * tree-ssa-ccp.c (valid_lattice_transition): Clarify comment
11507 about transition from invariant to known bits.
11508 (likely_value): Addresses with UNDEFINED components are UNDEFINED.
11510 2012-07-19 Richard Guenther <rguenther@suse.de>
11512 PR tree-optimization/53970
11513 * tree-vect-data-refs.c (not_size_aligned): Avoid sign-compare warning.
11515 2012-07-19 Tristan Gingold <gingold@adacore.com>
11516 Richard Henderson <rth@redhat.com>
11518 * opts.c (finish_options): Handle UI_SEH.
11519 * expr.c (build_personality_function): Handle UI_SEH.
11520 * dwarf2out.c (dwarf2out_begin_prologue): Handle UI_SEH.
11521 * coretypes.h (unwind_info_type): Add UI_SEH.
11522 * config/i386/winnt.c (i386_pe_seh_emit_except_personality):
11524 (i386_pe_seh_init_sections): Likewise.
11525 * config/i386/cygming.h (TARGET_ASM_EMIT_EXCEPT_PERSONALITY): Define.
11526 (TARGET_ASM_INIT_SECTIONS): Define.
11527 * common/config/i386/i386-common.c (TARGET_EXCEPT_UNWIND_INFO): Define.
11528 (i386_except_unwind_info): New function.
11530 2012-07-18 Maciej W. Rozycki <macro@codesourcery.com>
11531 Chao-ying Fu <fu@mips.com>
11533 * config/mips/mips.opt (mmcu): New option.
11534 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
11535 _mips_mcu when TARGET_MCU.
11536 (ASM_SPEC): Pass mcu options to the assembler.
11537 * doc/invoke.texi (MIPS Options): Document -mmcu and -mno-mcu.
11539 2012-07-18 Ralf Corsépius <ralf.corsepius@rtems.org>
11541 * config.gcc (v850-*-rtems*): New target.
11542 * config/v850/rtems.h: New.
11543 * config/v850/t-rtems: New.
11545 2012-07-18 Bill Schmidt <wschmidt@linux.ibm.com>
11547 * doc/invoke.texi: Add -fhoist-adjacent-loads and -ftree-slsr to list
11548 of flags controlling optimization; add -ftree-slsr to list of flags
11549 enabled by default at -O; add -fhoist-adjacent-loads to list of flags
11550 enabled by default at -O2; add -fvect-cost-model to list of flags
11551 enabled by default at -O3; document -fhoist-adjacent-loads and
11553 * opts.c (default_option): Make -ftree-slsr default at -O1 and above.
11554 * gimple-ssa-strength-reduction.c (gate_strength_reduction): Use
11556 * common.opt: Add -ftree-slsr with flag_tree_slsr.
11558 2012-07-18 Jie Zhang <jzhang918@gmail.com>
11559 Julian Brown <julian@codesourcery.com>
11561 * config/arm/arm.c (arm_rtx_costs_1): Adjust cost for CONST_VECTOR.
11562 (arm_size_rtx_costs): Likewise.
11563 (neon_valid_immediate): Add a case for double 0.0.
11565 2012-07-18 Andrew Stubbs <ams@codesourcery.com>
11566 Mark Shinwell <shinwell@codesourcery.com>
11567 Julian Brown <julian@codesourcery.com>
11569 * config/arm/vfp.md (*arm_movsi_vfp, *thumb2_movsi_vfp)
11570 (*movdi_vfp_cortexa8, *movsf_vfp, *thumb2_movsf_vfp)
11571 (*movdf_vfp, *thumb2_movdf_vfp, *movsfcc_vfp)
11572 (*thumb2_movsfcc_vfp, *movdfcc_vfp, *thumb2_movdfcc_vfp): Add
11574 * config/arm/arm.md (neon_type): Update comment.
11576 2012-07-18 Richard Guenther <rguenther@suse.de>
11578 PR tree-optimization/53970
11579 * tree.h (contains_packed_reference): Remove.
11580 * expr.c (contains_packed_reference): Likewise.
11581 * tree-vect-data-refs.c (not_size_aligned): New function.
11582 (vector_alignment_reachable_p): Use it.
11583 (vect_supportable_dr_alignment): Likewise.
11585 2012-07-18 Richard Guenther <rguenther@suse.de>
11587 * tree.h (get_object_or_type_alignment): Remove.
11588 * builtins.c (get_object_alignment_2): New function copied from
11589 get_object_alignment_1. Take extra argument to indicate whether
11590 we take the address of EXP. Rework to use type alignment information
11591 if not, and return whether the result is an approximation or not.
11592 (get_object_alignment_1): Wrap around get_object_alignment_2.
11593 (get_pointer_alignment_1): Call get_object_alignment_2 indicating
11594 we take the address.
11595 (get_object_or_type_alignment): Remove.
11596 * expr.c (expand_assignment): Call get_object_alignment.
11597 (expand_expr_real_1): Likewise.
11599 2012-07-18 Nick Clifton <nickc@redhat.com>
11601 * doc/invoke.texi (ARM Options): Document -munaligned-access.
11603 2012-07-18 Oleg Endo <olegendo@gcc.gnu.org>
11605 * config/sh/sh.md (mulsidi3, umulsidi3): Remove constraints in
11606 expander. Use arith_reg_dest predicate.
11607 (rotldi3, rotrdi3): Remove constraints in expander.
11608 (adddi3_compact, subdi3_compact, mulsidi3_compact, umulsidi3_compact,
11609 ashlsi3_n, *ashlhi3_n, ashrsi2_16, ashrsi2_31, lshrsi3_n): Convert to
11612 2012-07-18 Oleg Endo <olegendo@gcc.gnu.org>
11615 * config/sh/sh.opt (mieee): Use Var instead of Mask. Correct
11617 * config/sh/sh.c (sh_option_override): Do not change
11618 flag_finite_math_only. Set TARGET_IEEE to complement of
11619 flag_finite_math_only.
11620 * doc/invoke.texi (SH options): Add mno-ieee. Correct description
11621 of mieee and mno-ieee behavior.
11623 2012-07-18 Steven Bosscher <steven@gcc.gnu.org>
11625 * graphite-poly.c (print_pbb_body): Fixup dump_bb call.
11627 2012-07-18 Steven Bosscher <steven@gcc.gnu.org>
11629 * dumpfile.h (TDF_COMMENT): New define.
11630 * basic-block.h (EDGE_FALLTHRU, EDGE_ABNORMAL, EDGE_ABNORMAL_CALL,
11631 EDGE_EH, EDGE_FAKE, EDGE_DFS_BACK, EDGE_CAN_FALLTHRU,
11632 EDGE_IRREDUCIBLE_LOOP, EDGE_SIBCALL, EDGE_LOOP_EXIT, EDGE_TRUE_VALUE,
11633 EDGE_FALSE_VALUE, EDGE_EXECUTABLE, EDGE_CROSSING, EDGE_PRESERVE):
11634 Move to new file cfg-flags.h.
11635 (enum cfg_edge_flags): New enum, using cfg-flags.h.
11636 (EDGE_ALL_FLAGS): Compute value automatically.
11637 (BB_NEW, BB_REACHABLE, BB_IRREDUCIBLE_LOOP, BB_SUPERBLOCK,
11638 BB_DISABLE_SCHEDULE, BB_HOT_PARTITION, BB_COLD_PARTITION,
11639 BB_DUPLICATED, BB_NON_LOCAL_GOTO_TARGET, BB_RTL,
11640 BB_FORWARDER_BLOCK, BB_NONTHREADABLE_BLOCK, BB_MODIFIED, BB_VISITED,
11641 BB_IN_TRANSACTION): Move to new file cfg-flags.h.
11642 (enum bb_flags): Rename to cfg_bb_flags. Use cfg-flags.h.
11643 (BB_ALL_FLAGS): New, compute value automatically.
11644 (dump_bb_info): Update prototype.
11645 (dump_edge_info): Update prototype.
11646 * cfg-flags.h: New file.
11647 * cfg.c (dump_edge_info): Take flags argument. Be verbose only if
11648 TDF_DETAILS and not TDF_SLIM. Include cfg-flags.h for bitnames.
11649 Check that the edge flags are within the range of EDGE_ALL_FLAGS.
11650 (debug_bb): Update dump_bb call.
11651 (dump_cfg_bb_info): Remove.
11652 (dump_bb_info): New function. Use cfg-flags.h for bitnames.
11653 Adjust verbosity using TDF_* flags. Check that the basic block flags
11654 are within the range of BB_ALL_FLAGS.
11655 (brief_dump_cfg): Use dump_bb_info instead of dump_cfg_bb_info.
11656 * cfghooks.h (struct cfghooks): Update dump_bb hook, take a FILE
11657 first for consistency with other dump functions.
11658 (dump_bb): Update prototype accordingly.
11659 * cfghooks.c: Include dumpfile.h.
11660 (verify_flow_info): Update dump_edge_info calls.
11661 (dump_bb): Take a flags argument and pass it around.
11662 Use dump_bb_info to dump common information about a basic block.
11663 (dump_flow_info): Moved here from cfgrtl.c. Make IL agnostic.
11664 (debug_flow_info): Moved here from cfgrtl.c.
11665 * profile.c (is_edge_inconsistent): Update dump_bb calls.
11666 * loop-invariant.c (find_defs): Update print_rtl_with_bb call.
11667 * rtl.h (debug_bb_n_slim, debug_bb_slim, print_rtl_slim,
11668 print_rtl_slim_with_bb): Remove prototypes.
11669 (dump_insn_slim): Adjust prototype to take a const_rtx.
11670 (print_rtl_with_bb): Adjust prototype.
11671 * sched-rgn.c (debug_region): Use dump_bb instead of debug_bb_n_slim.
11672 * sched-vis.c (dump_insn_slim): Take a const_rtx.
11673 (debug_insn_slim): Prototype here near DEBUG_FUNCTION marker.
11674 (print_rtl_slim_with_bb): Remove.
11675 (print_rtl_slim): Rename to debug_rtl_slim. Print only insn info,
11676 not basic block info (print_rtl_with_bb with TDF_SLIM should be used
11677 for that. Prototype here near DEBUG_FUNCTION marker.
11678 (debug_bb_slim): Prototype here near DEBUG_FUNCTION marker.
11680 (debug_bb_n_slim): Prototype here near DEBUG_FUNCTION marker.
11681 * tree-cfg.c (gimple_can_merge_blocks_p): Use EDGE_COMPLEX.
11682 (remove_bb): Update dump_bb call.
11683 (gimple_debug_bb): Use dump_bb.
11684 (dump_function_to_file): Update gimple_dump_bb call.
11685 (print_loops_bb): Likewise.
11686 * tree-flow.h (gimple_dump_bb): Update prototype.
11687 * gimple-pretty-print.c (dump_bb_header): Rename to
11688 dump_gimple_bb_header. Write to a stream instead of a pretty
11689 printer. Use dump_bb_info to dump basic block info.
11690 (dump_bb_end): Rename to dump_gimple_bb_footer. Write to a
11691 stream instead of a pretty printer. Use dump_bb_info.
11692 (gimple_dump_bb_buff): Do not call dump_bb_header and dump_bb_end.
11693 (gimple_dump_bb): Do it here with dump_gimple_bb_header and
11694 dump_gimple_bb_footer.
11695 * cfgrtl.c (rtl_dump_bb): Update prototype. Only dump DF if the
11696 dump flags have TDF_DETAILS. Use dump_insn_slim if TDF_SLIM.
11697 (print_rtl_with_bb): Take a flags argument and pass it around.
11698 Use dump_insn_slim if TDF_SLIM.
11699 (dump_bb_info): Removed and re-incarnated in cfg.c.
11700 (dump_flow_info): Moved to cfghooks.c.
11701 (debug_flow_info): Moved to cfghooks.c.
11702 * passes.c (execute_function_dump): Unconditionally use
11703 print_rtl_with_bb for RTL dumps, now that it understands TDF_SLIM.
11704 * final.c (dump_basic_block_info): Update dump_edge_info calls.
11705 * tree-vrp.c (dump_asserts_for): Likewise.
11706 * ifcvt.c (if_convert): Unconditionally use print_rtl_with_bb.
11707 * tree-if-conv.c (if_convertible_bb_p): Don't look at
11708 EDGE_ABNORMAL_CALL, it has no meaning in the GIMPLE world.
11709 * trans-mem.c (make_tm_edge): Don't set EDGE_ABNORMAL_CALL,
11710 for the same reason.
11711 * config/rl78/rl78.c (rl78_reorg): Update print_rtl_with_bb calls.
11713 2012-07-17 Richard Guenther <rguenther@suse.de>
11715 * tree-vect-data-refs.c (vect_get_new_vect_var): Add referenced
11716 vars here, use create_tmp_reg where appropriate.
11717 (vect_create_addr_base_for_vector_ref): Do not add referenced
11718 vars here, use create_tmp_reg where appropriate.
11719 (vect_create_data_ref_ptr): Likewise.
11720 (vect_create_destination_var): Likewise.
11721 (vect_permute_store_chain): Likewise.
11722 (vect_permute_load_chain): Likewise.
11723 * tree-vect-loop-manip.c (vect_create_cond_for_align_checks):
11725 * tree-vect-loop.c (get_initial_def_for_induction): Likewise.
11726 * tree-vect-patterns.c (vect_recog_temp_ssa_var): Likewise.
11727 (vect_handle_widen_op_by_const): Likewise.
11728 * tree-vect-stmts.c (vect_init_vector): Likewise.
11729 (vectorizable_load): Likewise.
11731 2012-07-17 Tom de Vries <tom@codesourcery.com>
11733 * hwint.c: Fix loop range.
11735 2012-07-17 Tom de Vries <tom@codesourcery.com>
11737 * double-int.h (double_int_popcount): New inline function.
11738 * hwint.c (popcount_hwi): New function.
11739 * hwint.h (popcount_hwi): Declare function. New inline function.
11741 2012-07-17 Richard Henderson <rth@redhat.com>
11743 * tree-vect-stmts.c (supportable_widening_operation): Remove decl
11745 (vectorizable_conversion): Update supportable_widening_operation call.
11746 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Likewise.
11747 (vect_recog_widen_shift_pattern): Likewise.
11748 * tree-vectorizer.h: Update decl.
11750 2012-07-17 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
11751 Ulrich Weigand <ulrich.weigand@linaro.org>
11753 * common/config/arm/arm-common.c (arm_option_optimization_table):
11754 Enable -fsched-pressure by default while optimizing.
11755 * config/arm/arm.c (arm_option_override): Use the alternate scheduler
11756 pressure algorithm by default.
11758 2012-07-16 Oleg Endo <olegendo@gcc.gnu.org>
11760 * config/sh/sh.h (CONST_OK_FOR_I06): Delete.
11761 (CONST_OK_FOR_I10): Move macro to ...
11762 * config/sh/sh.c: ... here.
11763 (sh_legitimate_index_p): Use satisfies_constraint_I06 instead of
11766 2012-07-16 Oleg Endo <olegendo@gcc.gnu.org>
11768 * config/sh/sh.md: Delete mov related define_peephole patterns.
11770 2012-07-16 Jonathan Wakely <jwakely.gcc@gmail.com>
11773 * doc/install.texi (Installing GCC): Refer to instructions for
11774 released versions. Fix hyphenation.
11776 2012-07-16 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
11778 * config/spu/spu.c (targetm): Move to bottom of file.
11779 (spu_attribute_table): Likewise.
11780 (spu_option_override, spu_init_builtins, spu_builtin_decl,
11781 spu_scalar_mode_supported_p, spu_vector_mode_supported_p,
11782 spu_legitimate_address_p, spu_addr_space_legitimate_address_p,
11783 adjust_operand, get_pic_reg, need_to_save_reg, frame_emit_store,
11784 frame_emit_load, frame_emit_add_imm, emit_nop_for_insn,
11785 insn_clobbers_hbr, spu_emit_branch_hint, spu_emit_vector_compare,
11786 get_branch_target, spu_machine_dependent_reorg, spu_sched_issue_rate,
11787 spu_sched_variable_issue, spu_sched_adjust_cost, spu_sched_init_global,
11788 spu_sched_init, spu_sched_reorder, spu_handle_fndecl_attribute,
11789 spu_handle_vector_attribute, spu_pass_by_reference, spu_function_arg,
11790 spu_function_arg_advance, spu_build_builtin_va_list, spu_va_start,
11791 spu_gimplify_va_arg_expr, store_with_one_insn_p, reg_aligned_for_addr,
11792 spu_assemble_integer, spu_asm_globalize_label, spu_rtx_costs,
11793 spu_function_ok_for_sibcall, spu_init_libfuncs, spu_return_in_memory,
11794 spu_encode_section_info, spu_legitimize_address,
11795 spu_addr_space_legitimize_address, spu_builtin_mask_for_load,
11796 spu_builtin_vectorization_cost, spu_vector_alignment_reachable,
11797 spu_addr_space_pointer_mode, spu_addr_space_address_mode,
11798 spu_addr_space_subset_p, spu_addr_space_convert, spu_sms_res_mii,
11799 spu_section_type_flags, spu_select_section, spu_unique_section,
11800 spu_trampoline_init, spu_conditional_register_usage,
11801 spu_ref_may_alias_errno, spu_output_mi_thunk, spu_unwind_word_mode,
11802 spu_libgcc_cmp_return_mode, spu_libgcc_shift_count_mode,
11803 spu_setup_incoming_varargs): Remove prototypes.
11804 (spu_legitimize_address): Add "static" to definition.
11806 2012-07-16 Jakub Jelinek <jakub@redhat.com>
11808 * config/i386/rtmintrin.h (_xabort): Remove trailing semicolon.
11810 2012-07-16 Ulrich Weigand <ulrich.weigand@linaro.org>
11812 * tree-ssa-ccp.c (optimize_unreachable): Check gsi_end_p
11813 before calling gsi_stmt.
11815 2012-07-16 Kirill Yukhin <kirill.yukhin@intel.com>
11818 2012-07-16 Sergey Melnikov <sergey.melnikov@intel.com>
11820 * config/i386/i386.md (stack_protect_set): Disable the pattern
11821 for Android since Android libc (bionic) does not provide random
11822 value for stack protection guard at gs:0x14. Guard value
11823 will be provided from external symbol (default implementation).
11824 (stack_protect_set_<mode>): Likewise.
11825 (stack_protect_test): Likewise.
11826 (stack_protect_test_<mode>): Likewise.
11828 2012-07-16 H.J. Lu <hongjiu.lu@intel.com>
11830 PR middle-end/53959
11832 * gimple.c (gimple_types_compatible_p_1): Restore type attribute
11835 2012-07-16 Bill Schmidt <wschmidt@linux.ibm.com>
11837 * opts.c (default_option): Add -fvect-cost-model to default options
11840 2012-07-16 Steven Bosscher <steven@gcc.gnu.org>
11842 * graphite-clast-to-gimple.c, graphite-dependences.c,
11843 graphite-sese-to-poly.c: Include tree-pass.h instead of dumpfile.h
11844 for pass TODO flags.
11845 * Makefile.in: Fix dependencies.
11847 2012-07-16 Steven Bosscher <steven@gcc.gnu.org>
11849 * haifa-sched.c (init_before_recovery): Do not set EDGE_CAN_FALLTHRU.
11850 * cfgrtl.c (force_nonfallthru_and_redirect): Likewise.
11852 * function.c (stack_protect_epilogue): Use expand_call to expand
11853 targetm.stack_protect_fail.
11854 * stmt.c (expand_expr_stmt): Remove now-unused function.
11855 * tree.h (expand_expr_stmt): Remove prototype.
11856 * doc/tm.texi.in (TARGET_STACK_PROTECT_FAIL): Document that this
11857 hook must return a CALL_EXPR.
11858 * doc/tm.texi: Regenerate.
11860 * emit-rtl.c (emit_label_before): Do not allow the same label
11861 to be emitted twice.
11862 (emit_label_after): Likewise.
11863 (emit_label): Likewise.
11865 * flags.h (TYPE_OVERFLOW_WRAPS, TYPE_OVERFLOW_UNDEFINED,
11866 TYPE_OVERFLOW_TRAPS, POINTER_TYPE_OVERFLOW_UNDEFINED): Move to tree.h.
11867 * tree.h (TYPE_OVERFLOW_WRAPS, TYPE_OVERFLOW_UNDEFINED,
11868 TYPE_OVERFLOW_TRAPS, POINTER_TYPE_OVERFLOW_UNDEFINED): New home.
11870 2012-07-16 Steven Bosscher <steven@gcc.gnu.org>
11872 * system.h (dump_file): Do not define.
11873 * tree-pass.h: Include dumpfile.h, which is a new file containing...
11874 (enum tree_dump_index, TDF_*, get_dump_file_name, dump_enabled_p,
11875 dump_initialized_p, dump_begin, dump_end, dump_node, dump_switch_p,
11876 dump_flag_name, dump_file, dump_flags, dump_file_name,
11877 get_dump_file_info, struct dump_file_info): all of this, moved to...
11878 * dumpfile.h: Here, new file.
11879 * tree-dump.h: Include dumpfile.h, but not tree-pass.h.
11880 (dump_stmt): Remove prototype for C++ specific function.
11881 (dump_enumerated_decls): Move prototype from here...
11882 * tree-flow.h (dump_enumerated_decls): ... to here.
11883 (get_ref_base_and_extent) Move prototype from here ...
11884 * tree.h (get_ref_base_and_extent) ... to here.
11885 * tree-ssa-live.c: Do not inclde tree-pretty-print.h, because
11886 gimple-pretty-print.h is enough. Do not include tree-dump.h,
11887 include timevar.h and dumpfile.h instead.
11888 (struct numbered_tree_d, compare_decls_by_uid,
11889 dump_enumerated_decls_push, dump_enumerated_decls): Move from here ...
11890 * tree-dfa.c:(struct numbered_tree_d, compare_decls_by_uid,
11891 dump_enumerated_decls_push, dump_enumerated_decls):... to here.
11892 Do not include timevar.h.
11893 * tree.c: Do not include timevar.h.
11894 * tree-cfg.c: Do not include langhooks.h, tree-pretty-print.h, and
11896 (dump_cfg_stats): Use current_function_name.
11897 (gimple_cfg2vcg): Likewise.
11898 (dump_function_to_file): Likewise.
11899 * df-scan.c: Do not include tree-pass.h and timevar.h.
11900 Include dumpfile.h.
11901 (df_entry_block_bitmap_verify, df_exit_block_bitmap_verify): Do not
11902 use print_current_pass.
11903 * df-problems.c: Include dumpfile.h.
11904 Always define REG_DEAD_DEBUGGING, avoid #ifdef code, because it
11905 leads to errors in the code not selected.
11906 (df_note_compute): Do not print_rtl_with_bb here. Fix compilation
11907 bug if REG_DEAD_DEBUGGING is not 0, get_insns is not available here.
11908 * lcm.c: Include dumpfile.h.
11909 Remove obsolete include of insn-attr.h.
11910 * dojump.c (do_compare_rtx_and_jump): Remove failure printing for
11911 missing probability notes.
11912 * stmt.c: Include dumpfile.h.
11913 (emit_case_decision_tree): Re-enable printing expand details only
11915 * alias.c, auto-inc-dec.c, bb-reorder.c, caller-save.c, cfg.c,
11916 cfgcleanup.c, cfgexpand.c, cfgloop.c, cfgloopmanip.c, cgraph.c,
11917 cgraphclones.c, cgraphunit.c, combine.c, combine-stack-adj.c,
11918 coverage.c, cprop.c, cse.c, cselib.c, dbgcnt.c, dce.c, df-core.c,
11919 dse.c, dwarf2out.c, emit-rtl.c, except.c, expr.c, final.c,
11920 function.c, fwprop.c, gcse.c, gimple-fold.c,
11921 gimple-pretty-print.c, gimple-ssa-strength-reduction.c,
11922 gimplify.c, graphite-blocking.c, graphite-clast-to-gimple.c,
11923 graphite-dependences.c, graphite-interchange.c,
11924 graphite-optimize-isl.c, graphite-poly.c,
11925 graphite-sese-to-poly.c, haifa-sched.c, hw-doloop.c, ifcvt.c,
11926 ipa.c, ipa-cp.c, ipa-inline-analysis.c, ipa-inline.c,
11927 ipa-inline-transform.c, ipa-prop.c, ipa-pure-const.c,
11928 ipa-reference.c, ipa-split.c, ipa-utils.c, ira.c, ira-emit.c,
11929 jump.c, loop-doloop.c, loop-init.c, loop-invariant.c, loop-iv.c,
11930 loop-unroll.c, loop-unswitch.c, lower-subreg.c,
11931 lto-section-out.c, lto-streamer-in.c, matrix-reorg.c, mcf.c,
11932 mode-switching.c, modulo-sched.c, omega.c, omp-low.c, passes.c,
11933 plugin.c, postreload.c, postreload-gcse.c, predict.c, print-rtl.c,
11934 print-tree.c, profile.c, recog.c, ree.c, regcprop.c, reginfo.c,
11935 regmove.c, regrename.c, reg-stack.c, reload1.c, reorg.c,
11936 sched-rgn.c, sched-vis.c, sel-sched.c, sel-sched-ir.c,
11937 store-motion.c, tracer.c, trans-mem.c, tree-affine.c,
11938 tree-call-cdce.c, tree-cfgcleanup.c, tree-chrec.c,
11939 tree-data-ref.c, tree-diagnostic.c, tree-dump.c,
11940 tree-eh.c, tree-flow-inline.h, tree-if-conv.c, tree-into-ssa.c,
11941 tree-mudflap.c, tree-nrv.c, tree-object-size.c,
11942 tree-optimize.c, tree-outof-ssa.c, tree-predcom.c,
11943 tree-pretty-print.c, tree-profile.c, tree-scalar-evolution.c,
11944 tree-sra.c, tree-ssa-address.c, tree-ssa-alias.c, tree-ssa.c,
11945 tree-ssa-ccp.c, tree-ssa-coalesce.c, tree-ssa-copy.c,
11946 tree-ssa-copyrename.c,, tree-ssa-dce.c, tree-ssa-dom.c,
11947 tree-ssa-dse.c, tree-ssa-forwprop.c, tree-ssa-ifcombine.c,
11948 tree-ssa-loop.c, tree-ssa-loop-ch.c, tree-ssa-loop-im.c,
11949 tree-ssa-loop-ivcanon.c, tree-ssa-loop-ivopts.c,
11950 tree-ssa-loop-manip.c, tree-ssa-loop-niter.c,
11951 tree-ssa-loop-prefetch.c, tree-ssa-loop-unswitch.c,
11952 tree-ssa-math-opts.c, tree-ssa-operands.c, tree-ssa-phiopt.c,
11953 tree-ssa-phiprop.c, tree-ssa-pre.c, tree-ssa-propagate.c,
11954 tree-ssa-reassoc.c, tree-ssa-sccvn.c, tree-ssa-sink.c,
11955 tree-ssa-structalias.c, tree-ssa-tail-merge.c, tree-ssa-ter.c,
11956 tree-ssa-threadedge.c, tree-ssa-threadupdate.c,
11957 tree-ssa-uncprop.c, tree-ssa-uninit.c,
11958 tree-switch-conversion.c, tree-tailcall.c,
11959 tree-vect-data-refs.c, tree-vect-loop.c,
11960 tree-vect-loop-manip.c, tree-vectorizer.c,
11961 tree-vect-patterns.c, tree-vect-slp.c, tree-vect-stmts.c,
11962 tree-vrp.c, value-prof.c, var-tracking.c, web.c: Include tree-pass.h
11963 only if needed. If tree-pass.h is included, do not include timevar.h
11964 and dumpfile.h. If tree-pass.h is not included but dump_file, or
11965 dump_flags, or the TDF_* flags are used, include dumpfile.h.
11966 If gimple-pretty-print.h is included, don't include
11967 tree-pretty-print.h. Remove assorted unnecessary includes.
11969 * config/mn10300/mn10300.c, config/c6x/c6x.c, config/ia64/ia64.c,
11970 config/arm/arm.c, config/bfin/bfin.c, config/frv/frv.c,
11971 config/spu/spu.c, config/mep/mep.c, config/i386/i386.c:
11972 Include dumpfile.h.
11973 * config/rl78/rl78.c: Include dumpfile.h instead of tree-pass.h.
11974 * arm/t-arm, avr/t-avr, i386/t-i386, ia64/t-ia64, mep/t-mep,
11975 spu/t-spu-elf: Fix dependencies.
11977 2012-07-16 Dehao Chen <dehao@google.com>
11980 2012-07-10 Dehao Chen <dehao@google.com>
11982 * tree.h (phi_arg_d): New field.
11983 * tree-flow-inline.h (gimple_phi_arg_block): New function.
11984 (gimple_phi_arg_block_from_edge): New function.
11985 (gimple_phi_arg_set_block): New function.
11986 (gimple_phi_arg_has_block): New function.
11987 (redirect_edge_var_map_block): New function.
11988 * tree-flow.h (_edge_var_map): New field.
11989 * tree-ssa-live.c (remove_unused_locals): Mark phi_arg's block as used.
11990 * tree-eh.c (cleanup_empty_eh_merge_phis): Add block debug info for
11991 redirect_edge_var_map_add.
11992 * tree-outof-ssa.c (_elim_graph): New field.
11993 (insert_partition_copy_on_edge): New parameter.
11994 (insert_value_copy_on_edge): New parameter.
11995 (insert_rtx_to_part_on_edge): New parameter.
11996 (insert_part_to_rtx_on_edge): New parameter.
11997 (elim_graph_add_edge): New parameter.
11998 (elim_graph_remove_succ_edge): New parameter.
11999 (FOR_EACH_ELIM_GRAPH_SUCC): New parameter.
12000 (FOR_EACH_ELIM_GRAPH_PRED): New parameter.
12001 (new_elim_graph): Add block debug info.
12002 (clear_elim_graph): Likewise.
12003 (delete_elim_graph): Likewise.
12004 (elim_graph_add_node): Likewise.
12005 (elim_graph_add_edge): Likewise.
12006 (elim_graph_remove_succ_edge): Likewise.
12007 (eliminate_build): Likewise.
12008 (elim_forward): Likewise.
12009 (elim_unvisited_predecessor): Likewise.
12010 (elim_backward): Likewise.
12011 (elim_create): Likewise.
12012 (eliminate_phi): Likewise.
12013 (insert_backedge_copies): Likewise.
12014 * tree-into-ssa.c (insert_phi_nodes_for): Add block debug info for
12016 (rewrite_add_phi_arguments): Likewise.
12017 * tree-ssa-loop-im.c (execute_sm_if_changed): Likewise.
12018 * tree-ssa-tail-merge.c (replace_block_by): Likewise.
12019 * tree-ssa-threadupdate.c (copy_phi_args): Likewise.
12020 * tree-loop-distribution.c (update_phis_for_loop_copy): Likewise.
12021 * tree-ssa-loop-manip.c (create_iv): Likewise.
12022 (add_exit_phis_edge): Likewise.
12023 (split_loop_exit_edge): Likewise.
12024 (copy_phi_node_args): Likewise.
12025 (tree_transform_and_unroll_loop): Likewise.
12026 * value-prof.c (gimple_ic): Likewise.
12027 (gimple_stringop_fixed_value): Likewise.
12028 * tree-tailcall.c (add_successor_phi_arg): Likewise.
12029 (eliminate_tail_call): Likewise.
12030 (create_tailcall_accumulator): Likewise.
12031 (tree_optimize_tail_calls_1): Likewise.
12032 * tree-phinodes.c (add_phi_arg): Likewise.
12033 (make_phi_node): Likewise.
12034 (resize_phi_node): Likewise.
12035 (remove_phi_arg_num): Likewise.
12036 * omp-low.c (expand_parallel_call): Likewise.
12037 (expand_omp_for_static_chunk): Likewise.
12038 * tree-vect-loop-manip.c (slpeel_update_phis_for_duplicate_loop):
12040 (slpeel_update_phi_nodes_for_guard1): Likewise.
12041 (slpeel_update_phi_nodes_for_guard2): Likewise.
12042 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
12043 (set_prologue_iterations): Likewise.
12044 (slpeel_tree_peel_loop_to_edge): Likewise.
12045 (vect_loop_versioning): Likewise.
12046 * tree-parloops.c (create_phi_for_local_result): Likewise.
12047 (transform_to_exit_first_loop): Likewise.
12048 (create_parallel_loop): Likewise.
12049 * ipa-split.c (split_function): Likewise.
12050 * tree-vect-loop.c (get_initial_def_for_induction): Likewise.
12051 (vect_create_epilog_for_reduction): Likewise.
12052 * tree-vect-data-refs.c (vect_setup_realignment): Likewise.
12053 * graphite-scop-detection.c (canonicalize_loop_closed_ssa): Likewise.
12054 * tree-ssa-phiopt.c (cond_store_replacement): Likewise.
12055 (cond_if_else_store_replacement_1): Likewise.
12056 * tree-cfgcleanup.c (remove_forwarder_block): Likewise.
12057 (remove_forwarder_block_with_phi): Likewise.
12058 * tree-ssa-pre.c (insert_into_preds_of_block): Likewise.
12059 * tree-predcom.c (initialize_root_vars): Likewise.
12060 (initialize_root_vars_lm): Likewise.
12061 * sese.c (sese_add_exit_phis_edge): Likewise.
12062 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
12063 * tree-ssa.c (flush_pending_stmts): Likewise.
12064 (redirect_edge_var_map_add): Likewise.
12065 (ssa_redirect_edge): Likewise.
12066 * gimple-streamer-in.c (input_phi): Likewise.
12067 * tree-vect-stmts.c (vectorizable_load): Likewise.
12068 * tree-inline.c (copy_phis_for_bb): Likewise.
12069 * tree-ssa-phiprop.c (phiprop_insert_phi): Likewise.
12070 * tree-switch-conversion.c (fix_phi_nodes): Likewise.
12071 * tree-cfg.c (reinstall_phi_args): Likewise.
12072 (gimple_make_forwarder_block): Likewise.
12073 (add_phi_args_after_copy_edge): Likewise.
12074 (gimple_duplicate_sese_tail): Likewise.
12076 2012-07-16 Sergey Melnikov <sergey.melnikov@intel.com>
12078 * config/i386/i386.md (stack_protect_set): Disable the pattern
12079 for Android since Android libc (bionic) does not provide random
12080 value for stack protection guard at gs:0x14. Guard value
12081 will be provided from external symbol (default implementation).
12082 (stack_protect_set_<mode>): Likewise.
12083 (stack_protect_test): Likewise.
12084 (stack_protect_test_<mode>): Likewise.
12086 2012-07-16 Hans-Peter Nilsson <hp@axis.com>
12088 * config/cris/cris-protos.h (cris_legitimate_address_p): Declare.
12089 * config/cris/cris.h (CONSTANT_ADDRESS_P): Define in terms of
12090 CONSTANT_P and cris_legitimate_address_p.
12091 * config/cris/cris.c (cris_legitimate_address_p): Make non-static.
12092 (cris_preferred_reload_class): Don't return GENERAL_REGS as
12093 preferred to MOF_SRP_REGS.
12095 * config/cris/cris.c (cris_init_libfuncs): Handle initialization
12096 of library functions for basic atomic compare-and-swap.
12097 * config/cris/cris.h (TARGET_ATOMICS_MAY_CALL_LIBFUNCS): New macro.
12098 * config/cris/cris.opt (munaligned-atomic-may-use-library): New option.
12099 * config/cris/sync.md ("atomic_fetch_<atomic_op_name><mode>")
12100 ("cris_atomic_fetch_<atomic_op_name><mode>_1")
12101 ("atomic_compare_and_swap<mode>")
12102 ("cris_atomic_compare_and_swap<mode>_1"): Make conditional on
12103 TARGET_ATOMICS_MAY_CALL_LIBFUNCS for sizes larger than byte.
12104 * config/cris/cris.c (cris_print_operand) <case 'P', 'q'>: New cases.
12105 * config/cris/sync.md (atomic_op_op_cnstr): New code_attr.
12106 (atomic_op_op_pred): Ditto.
12107 (atomic_op_mnem_pre_op2): Renamed from atomic_op_mnem_pre; to
12108 reflect the change to include %2 in expansion. All callers changed.
12109 (qm3): New mode_attr.
12110 ("atomic_fetch_<atomic_op_name><mode>"): Use <atomic_op_op_pred>
12111 as predicate for operand 2.
12112 ("cris_atomic_fetch_<atomic_op_name><mode>_1"): Update FIXME. Use
12113 "<atomic_op_op_pred>" "<atomic_op_op_cnstr>" for predicate and
12114 constraint for operand 2.
12115 ("atomic_compare_and_swap<mode>"): Add FIXME. Change predicate to
12116 nonmemory_operand for operand 3.
12117 ("cris_atomic_compare_and_swap<mode>_1"): Change operand 3 to
12118 exclude memory. Improve emitted sync code for v10 and v32. Use
12119 <qm3> instead of <m> for size designator for cmp.
12120 ("atomic_compare_and_swap<mode>"): Change predicate to
12121 nonmemory_operand for operand 3. Add FIXME.
12122 ("cris_atomic_compare_and_swap<mode>_1"): Change predicates and
12123 constraints for operand 3 to exclude memory.
12124 ("atomic_fetch_<atomic_op_name><mode>")
12125 ("atomic_compare_and_swap<mode>"): Gate expand_mem_thread_fence
12126 calls on result of call to need_atomic_barrier_p.
12128 2012-07-15 Richard Sandiford <rdsandiford@googlemail.com>
12130 * config/mips/mips.md (move_type): Replace mfhilo and mthilo
12131 with mflo and mtlo.
12132 (type): Split mfhilo into mfhi and mflo. Split mthilo into mthi
12133 and mtlo. Adjust move_type->type mapping.
12134 (may_clobber_hilo): Split mthilo into mthi and mtlo.
12135 (*movdi_32bit, *movdi_32bit_mips16, *movdi_64bit, *movdi_64bit_mips16)
12136 (*mov<mode>_internal, *mov<mode>_mips16, *movhi_internal)
12137 (*movhi_mips16, *movqi_internal, *movqi_mips16): Use mtlo and mflo
12138 instead of mthilo and mfhilo.
12139 (mfhi<GPR:mode>_<HILO:mode>): Use mfhi instead of mfhilo.
12140 (mthi<GPR:mode>_<HILO:mode>): Use mthi instead of mthilo.
12141 * config/mips/mips-dsp.md (mips_extr_w, mips_extr_r_w, mips_extr_rs_w)
12142 (mips_extr_s_h, mips_extp, mips_extpdp, mips_shilo, mips_mthlip):
12143 Use mflo instead of mfhilo.
12144 * config/mips/10000.md (r10k_arith): Split mthilo.
12145 (r10k_mfhi, r10k_mflo): Use mfhi and mflo directly.
12146 * config/mips/sb1.md (ir_sb1_mfhi, ir_sb1_mflo): Likewise.
12147 (ir_sb1_mthilo): Split mthilo into mthi and mtlo.
12148 * config/mips/20kc.md (r20kc_imthilo, r20kc_imfhilo): Split
12150 * config/mips/24k.md (r24k_int_mfhilo, r24k_int_mthilo): Likewise.
12151 * config/mips/4130.md (vr4130_class, vr4130_mfhilo, vr4130_mthilo):
12153 * config/mips/4k.md (r4k_int_mthilo, r4k_int_mfhilo): Likewise.
12154 * config/mips/5400.md (ir_vr54_hilo): Likewise.
12155 * config/mips/5500.md (ir_vr55_mthilo, ir_vr55_mfhilo): Likewise.
12156 * config/mips/5k.md (r5k_int_mthilo, r5k_int_mfhilo): Likewise.
12157 * config/mips/7000.md (rm7_mthilo, rm7_mfhilo): Likewise.
12158 * config/mips/74k.md (r74k_int_mfhilo, r74k_int_mthilo): Likewise.
12159 * config/mips/9000.md (rm9k_mfhilo, rm9k_mthilo): Likewise.
12160 * config/mips/generic.md (generic_hilo): Likewise.
12161 * config/mips/loongson2ef.md (ls2_alu): Likewise.
12162 * config/mips/loongson3a.md (ls3a_mfhilo): Likewise.
12163 * config/mips/octeon.md (octeon_imul_o1, octeon_imul_o2)
12164 (octeon_mfhilo_o1, octeon_mfhilo_o2): Likewise.
12165 * config/mips/sr71k.md (ir_sr70_hilo): Likewise.
12166 * config/mips/xlr.md (xlr_hilo): Likewise.
12168 2012-07-14 Andrew Stubbs <ams@codesourcery.com>
12169 Sandra Loosemore <sandra@codesourcery.com>
12171 * config/sh/sh.h (SH_ASM_SPEC): Add spaces between options.
12173 2012-07-14 Uros Bizjak <ubizjak@gmail.com>
12175 * config/i386/i386.c (ix86_set_reg_reg_cost): Enable TFmode/TCmode
12178 2012-07-14 Steven Bosscher <steven@gcc.gnu.org>
12180 * toplev.c (init_asm_output): Open asm_out_file in 'w' mode.
12182 2012-07-13 Bill Schmidt <wschmidt@linux.ibm.com>
12185 * config/spu/spu.c (spu_init_cost): Mark static.
12186 (spu_add_stmt_cost): Likewise.
12187 (spu_finish_cost): Likewise.
12188 (spu_destroy_cost_data): Likewise.
12189 * config/i386/i386.c (ix86_init_cost): Mark static.
12190 (ix86_add_stmt_cost): Likewise.
12191 (ix86_finish_cost): Likewise.
12192 (ix86_destroy_cost_data): Likewise.
12193 * config/rs6000/rs6000.c (rs6000_init_cost): Mark static.
12194 (rs6000_add_stmt_cost): Likewise.
12195 (rs6000_finish_cost): Likewise.
12196 (rs6000_destroy_cost_data): Likewise.
12198 2012-07-13 Steven Bosscher <steven@gcc.gnu.org>
12200 * ggc.h (ggc_internal_alloc_stat, ggc_alloc_typed_stat,
12201 ggc_internal_cleared_alloc_stat, ggc_cleared_alloc_htab_ignore_args,
12202 ggc_cleared_alloc_ptr_array_two_args, ggc_splay_alloc): Add
12204 * alloc-pool.h (pool_alloc): Likewise.
12206 * final.c (final): Do not loop to find max_uid.
12208 2012-07-13 Steven Bosscher <steven@gcc.gnu.org>
12210 * emit-rtl.c (make_debug_insn_raw, make_jump_insn_raw): Make static.
12211 * rtl.h (make_debug_insn_raw, make_jump_insn_raw): Remove prototypes.
12213 2012-07-13 Richard Guenther <rguenther@suse.de>
12215 PR tree-optimization/53907
12216 * tree-ssa-forwprop.c (associate_pointerplus): New function.
12217 (ssa_forward_propagate_and_combine): Call it.
12219 2012-07-13 Richard Guenther <rguenther@suse.de>
12221 PR tree-optimization/53922
12222 * tree-vrp.c (value_inside_range): Change prototype to take
12223 min/max instead of value-range.
12224 (range_includes_zero_p): Likewise. Return the result from
12225 value_inside_range.
12226 (extract_range_from_binary_expr_1): Adjust to handle dont-know
12227 return value from range_includes_zero_p.
12228 (extract_range_from_unary_expr_1): Likewise.
12229 (compare_range_with_value): Likewise.
12230 (vrp_meet_1): Likewise.
12232 2012-07-13 Bill Schmidt <wschmidt@linux.ibm.com>
12234 * doc/tm.texi: Regenerate.
12235 * doc/tm.texi.in (TARGET_VECTORIZE_INIT_COST): New hook.
12236 (TARGET_VECTORIZE_ADD_STMT_COST): Likewise.
12237 (TARGET_VECTORIZE_FINISH_COST): Likewise.
12238 (TARGET_VECTORIZE_DESTROY_COST_DATA): Likewise.
12239 * targhooks.c (default_init_cost): New function.
12240 (default_add_stmt_cost): Likewise.
12241 (default_finish_cost): Likewise.
12242 (default_destroy_cost_data): Likewise.
12243 * targhooks.h (default_init_cost): New decl.
12244 (default_add_stmt_cost): Likewise.
12245 (default_finish_cost): Likewise.
12246 (default_destroy_cost_data): Likewise.
12247 * target.def (init_cost): New DEFHOOK.
12248 (add_stmt_cost): Likewise.
12249 (finish_cost): Likewise.
12250 (destroy_cost_data): Likewise.
12251 * target.h (struct _stmt_vec_info): New extern decl.
12252 (stmt_vectype): Likewise.
12253 (stmt_in_inner_loop_p): Likewise.
12254 * tree-vectorizer.h (stmt_info_for_cost): New struct/typedef.
12255 (stmt_vector_for_cost): New VEC/typedef.
12256 (add_stmt_info_to_vec): New function.
12257 (struct _slp_tree): Remove cost.inside_of_loop field.
12258 (struct _slp_instance): Remove cost.inside_of_loop field; add
12259 stmt_cost_vec field.
12260 (SLP_INSTANCE_INSIDE_OF_LOOP_COST): Remove macro.
12261 (SLP_INSTANCE_STMT_COST_VEC): New accessor macro.
12262 (SLP_TREE_INSIDE_OF_LOOP_COST): Remove macro.
12263 (struct _vect_peel_extended_info): Add stmt_cost_vec field.
12264 (struct _loop_vec_info): Add target_cost_data field.
12265 (LOOP_VINFO_TARGET_COST_DATA): New accessor macro.
12266 (struct _bb_vec_info): Add target_cost_data field.
12267 (BB_VINFO_TARGET_COST_DATA): New accessor macro.
12268 (struct _stmt_vec_info): Remove cost.inside_of_loop field.
12269 (STMT_VINFO_INSIDE_OF_LOOP_COST): Remove macro.
12270 (stmt_vinfo_set_inside_of_loop_cost): Remove function.
12271 (init_cost): New function.
12272 (add_stmt_cost): Likewise.
12273 (finish_cost): Likewise.
12274 (destroy_cost_data): Likewise.
12275 (vect_model_simple_cost): Change parameter list.
12276 (vect_model_store_cost): Likewise.
12277 (vect_model_load_cost): Likewise.
12278 (record_stmt_cost): New extern decl.
12279 (vect_get_load_cost): Change parameter list.
12280 (vect_get_store_cost): Likewise.
12281 * tree-vect-loop.c (new_loop_vec_info): Call init_cost.
12282 (destroy_loop_vec_info): Call destroy_cost_data.
12283 (vect_estimate_min_profitable_iters): Remove old calculation of
12284 inside costs; call finish_cost instead.
12285 (vect_model_reduction_cost): Call add_stmt_cost instead of old
12286 inside-costs calculation.
12287 (vect_model_induction_cost): Likewise.
12288 * tree-vect-data-refs.c (vect_get_data_access_cost): Change to
12289 return a stmt_vector_for_cost; modify calls to vect_get_load_cost
12290 and vect_get_store_cost to obtain the value to return.
12291 (vect_peeling_hash_get_lowest_cost): Obtain a stmt_cost_vec from
12292 vect_get_data_access_cost and store it in the minimum peeling
12294 (vect_peeling_hash_choose_best_peeling): Change the parameter list
12295 to add a (stmt_vector_for_cost *) output parameter, and set its value.
12296 (vect_enhance_data_refs_alignment): Ignore the new return value from
12297 calls to vect_get_data_access_cost; obtain stmt_cost_vec from
12298 vect_peeling_hash_choose_best_peeling and pass its contents to the
12300 * tree-vect-stmts.c (stmt_vectype): New function.
12301 (stmt_in_inner_loop_p): Likewise.
12302 (record_stmt_cost): Likewise.
12303 (vect_model_simple_cost): Add stmt_cost_vec parameter; call
12304 record_stmt_cost instead of old calculation; don't call
12305 stmt_vinfo_set_inside_of_loop_cost.
12306 (vect_model_promotion_demotion_cost): Call add_stmt_cost instead of
12307 old calculation; don't call stmt_vinfo_set_inside_of_loop_cost.
12308 (vect_model_store_cost): Add stmt_cost_vec parameter; call
12309 record_stmt_cost instead of old calculation; add stmt_cost_vec
12310 parameter to vect_get_store_cost call; don't call
12311 stmt_vinfo_set_inside_of_loop_cost.
12312 (vect_get_store_cost): Add stmt_cost_vec parameter; call
12313 record_stmt_cost instead of old calculation.
12314 (vect_model_load_cost): Add stmt_cost_vec parameter; call
12315 record_stmt_cost instead of old calculation; add stmt_cost_vec
12316 parameter to vect_get_load_cost call; don't call
12317 stmt_vinfo_set_inside_of_loop_cost.
12318 (vect_get_load_cost): Add stmt_cost_vec parameter; call
12319 record_stmt_cost instead of old calculation.
12320 (vectorizable_call): Add NULL parameter to vect_model_simple_cost call.
12321 (vectorizable_conversion): Likewise.
12322 (vectorizable_assignment): Likewise.
12323 (vectorizable_shift): Likewise.
12324 (vectorizable_operation): Likewise.
12325 (vectorizable_store): Add NULL parameter to vect_model_store_cost call.
12326 (vectorizable_load): Add NULL parameter to vect_model_load_cost call.
12327 (new_stmt_vec_info): Don't set STMT_VINFO_INSIDE_OF_LOOP_COST.
12328 * config/spu/spu.c (TARGET_VECTORIZE_INIT_COST): New macro def.
12329 (TARGET_VECTORIZE_ADD_STMT_COST): Likewise.
12330 (TARGET_VECTORIZE_FINISH_COST): Likewise.
12331 (TARGET_VECTORIZE_DESTROY_COST_DATA): Likewise.
12332 (spu_init_cost): New function.
12333 (spu_add_stmt_cost): Likewise.
12334 (spu_finish_cost): Likewise.
12335 (spu_destroy_cost_data): Likewise.
12336 * config/i386/i386.c (ix86_init_cost): New function.
12337 (ix86_add_stmt_cost): Likewise.
12338 (ix86_finish_cost): Likewise.
12339 (ix86_destroy_cost_data): Likewise.
12340 (TARGET_VECTORIZE_INIT_COST): New macro def.
12341 (TARGET_VECTORIZE_ADD_STMT_COST): Likewise.
12342 (TARGET_VECTORIZE_FINISH_COST): Likewise.
12343 (TARGET_VECTORIZE_DESTROY_COST_DATA): Likewise.
12344 * config/rs6000/rs6000.c (TARGET_VECTORIZE_INIT_COST): New macro def.
12345 (TARGET_VECTORIZE_ADD_STMT_COST): Likewise.
12346 (TARGET_VECTORIZE_FINISH_COST): Likewise.
12347 (TARGET_VECTORIZE_DESTROY_COST_DATA): Likewise.
12348 (rs6000_init_cost): New function.
12349 (rs6000_add_stmt_cost): Likewise.
12350 (rs6000_finish_cost): Likewise.
12351 (rs6000_destroy_cost_data): Likewise.
12352 * tree-vect-slp.c (vect_free_slp_instance): Free stmt_cost_vec.
12353 (vect_create_new_slp_node): Don't set SLP_TREE_INSIDE_OF_LOOP_COST.
12354 (vect_get_and_check_slp_defs): Add stmt_cost_vec parameter; add
12355 stmt_cost_vec parameter to vect_model_store_cost and
12356 vect_model_simple_cost calls.
12357 (vect_build_slp_tree): Remove inside_cost parameter; add stmt_cost_vec
12358 parameter; add stmt_cost_vec parameter to vect_get_and_check_slp_defs,
12359 vect_model_load_cost, and recursive vect_build_slp_tree calls; prevent
12360 calculating cost more than once for loads; remove inside_cost
12361 parameter from recursive vect_build_slp_tree calls; call
12362 record_stmt_cost instead of old calculation.
12363 (vect_analyze_slp_instance): Allocate stmt_cost_vec and save it with
12364 the instance; free it on premature exit; remove inside_cost parameter
12365 from vect_build_slp_tree call; add stmt_cost_vec parameter to
12366 vect_build_slp_tree call; don't set SLP_INSTANCE_INSIDE_OF_LOOP_COST.
12367 (new_bb_vec_info): Call init_cost.
12368 (destroy_bb_vec_info): Call destroy_cost_data.
12369 (vect_bb_vectorization_profitable_p): Call add_stmt_cost for each
12370 statement recorded with an SLP instance; call finish_cost instead of
12371 the old calculation.
12372 (vect_update_slp_costs_according_to_vf): Record statement costs from
12373 SLP instances, multiplying by the appropriate number of copies; don't
12374 update SLP_INSTANCE_INSIDE_OF_LOOP_COST.
12376 2012-07-13 Richard Guenther <rguenther@suse.de>
12378 PR middle-end/53937
12379 * builtins.c (get_pointer_alignment_1): Handle constant
12382 2012-07-13 Richard Sandiford <rdsandiford@googlemail.com>
12383 Steven Bosscher <steven@gcc.gnu.org>
12384 Bernd Schmidt <bernds@codesourcery.com>
12386 PR rtl-optimization/53908
12387 * df-problems.c (can_move_insns_across): When doing
12388 memory-reference book-keeping, handle call insns.
12390 2012-07-13 Richard Guenther <rguenther@suse.de>
12392 * gimple.c (gimple_types_compatible_p_1): Remove redundant
12393 type attribute comparisons.
12394 (gimple_canonical_types_compatible_p): Likewise.
12396 2012-07-12 Hans-Peter Nilsson <hp@axis.com>
12398 PR rtl-optimization/53176
12399 * rtlanal.c (rtx_cost): Adjust default cost for X with a
12400 UNITS_PER_WORD factor for all X according to the size of
12401 its mode, not just for SUBREGs with untieable modes.
12402 Handle SET. Use factor * factor for MULT, DIV, UDIV,
12405 2012-07-12 Uros Bizjak <ubizjak@gmail.com>
12407 * config/i386/i386.md (QImode and HImode cmove splitters): Merge
12408 QImode and HImode splitters. Use ix86_comparison_operator.
12409 Explicitly match FLAGS_REG.
12410 (DFmode cmove splitter): Explicitly match FLAGS_REG.
12412 2012-07-11 Steven Bosscher <steven@gcc.gnu.org>
12414 * expr.h (can_move_by_pieces): Move prototype from here ...
12415 * tree.h (can_move_by_pieces): ... to here.
12416 * optabs.h (set_widening_optab_handler): Use XCNEW.
12417 * gimplify.c: Do not include expr.h.
12419 * toplev.c: Do not include dwarf2out.h.
12420 * config/ia64/ia64.c: Likewise.
12421 * config/sparc/sparc.c: Likewise.
12422 * config/sparc/t-sparc (sparc.o): Fix dependencies.
12424 * Makefile.in (toplev.o): Fix dependencies
12425 (c-family/c-gimplify.o): Likewise.
12426 (c-family/c-common.o): Likewise.
12428 2012-07-11 Steven Bosscher <steven@gcc.gnu.org>
12430 * basic-block.h (struct edge_def): Use basic_block instead of
12432 * cfgloop.h (struct loop_exit, struct loop): Likewise.
12433 * gengenrtl.c (type_from_format): Likewise. Also for 'tree'
12434 instead of union tree_node *.
12435 * rtl.h (union rtunion_def, emit_insn_before_noloc,
12436 emit_insn_after_noloc, add_insn_before, add_insn_after,
12437 debug_bb_slim): Likewise.
12438 * tree-inline.h (struct copy_body_data): Likewise.
12439 * sched-rgn.c (dump_region_dot): Likewise.
12440 * gimple.h (struct gimple_statement_base, gimple_set_bb,
12441 gsi_move_to_bb_end): Likewise.
12442 * sched-vis.c (debug_bb_slim): Likewise.
12443 (debug_bb_n_slim): Likewise.
12444 * config/mn10300/mn10300.c (mn10300_insert_setlb_lcc): Likewise.
12445 (mn10300_block_contains_call):
12447 2012-07-11 Greta Yorsh <Greta.Yorsh@arm.com>
12450 * config/arm/arm.c (arm_early_load_addr_dep): Handle new
12453 2012-07-11 Jonathan Wakely <jwakely.gcc@gmail.com>
12455 * doc/extend.texi (Namespace Association): Alter cautionary text.
12457 2012-07-10 Oleg Endo <olegendo@gcc.gnu.org>
12460 * config/sh/sh.md: Remove displacement addresssing related splits.
12462 2012-07-10 Xinliang David Li <davidxl@google.com>
12464 * doc/invoke.texi: New option documented.
12465 * flag-types.h: New enum type.
12466 * gimplify.c (gimplify_bind_expr): Control
12467 clobber generation with new option.
12468 (gimplify_target_expr): Ditto.
12469 * common.opt: New option.
12471 2012-07-10 Julian Brown <julian@codesourcery.com>
12473 * config/arm/arm.md (movsi): Don't split symbol refs here.
12474 (define_split): New.
12476 2012-07-10 Andreas Schwab <schwab@linux-m68k.org>
12479 * config/m68k/m68k.c (m68k_epilogue_uses): New.
12480 * config/m68k/m68k.h (EPILOGUE_USES): Use it.
12481 * config/m68k/m68k-protos.h (m68k_epilogue_uses): Add prototype.
12483 2012-07-10 Richard Henderson <rth@redhat.com>
12485 * target.def (builtin_mul_widen_even, builtin_mul_widen_odd): Remove.
12486 * system.h (TARGET_VECTORIZE_BUILTIN_MUL_WIDEN_EVEN): Poison.
12487 (TARGET_VECTORIZE_BUILTIN_MUL_WIDEN_ODD): Poison.
12488 * config/i386/i386.c (IX86_BUILTIN_VEC_WIDEN_SMUL_ODD_V4SI): Remove.
12489 (IX86_BUILTIN_VEC_WIDEN_SMUL_ODD_V8SI): Remove.
12490 (IX86_BUILTIN_VEC_WIDEN_UMUL_ODD_V4SI): Remove.
12491 (IX86_BUILTIN_VEC_WIDEN_UMUL_ODD_V8SI): Remove.
12492 (IX86_BUILTIN_VEC_WIDEN_SMUL_EVEN_V4SI): Remove.
12493 (IX86_BUILTIN_VEC_WIDEN_UMUL_EVEN_V4SI): Remove.
12494 (IX86_BUILTIN_VEC_WIDEN_UMUL_EVEN_V8SI): Remove.
12495 (bdesc_args): Remove entries to match.
12496 (ix86_builtin_mul_widen_even, ix86_builtin_mul_widen_odd): Remove.
12497 (TARGET_VECTORIZE_BUILTIN_MUL_WIDEN_EVEN): Remove.
12498 (TARGET_VECTORIZE_BUILTIN_MUL_WIDEN_ODD): Remove.
12499 * config/rs6000/rs6000.c (rs6000_builtin_mul_widen_even): Remove.
12500 (rs6000_builtin_mul_widen_odd): Remove.
12501 (TARGET_VECTORIZE_BUILTIN_MUL_WIDEN_EVEN): Remove.
12502 (TARGET_VECTORIZE_BUILTIN_MUL_WIDEN_ODD): Remove.
12503 * config/spu/spu.c (spu_builtin_mul_widen_even): Remove.
12504 (spu_builtin_mul_widen_odd): Remove.
12505 (TARGET_VECTORIZE_BUILTIN_MUL_WIDEN_EVEN): Remove.
12506 (TARGET_VECTORIZE_BUILTIN_MUL_WIDEN_ODD): Remove.
12507 * doc/tm.texi.in: Don't document the removed hooks.
12509 * tree-vect-stmts.c (supportable_widening_operation): Expand
12510 WIDEN_MULT_EXPR via VEC_WIDEN_MULT_EVEN/ODD_EXPR if possible.
12512 * expmed.c (expmed_mult_highpart): Rename from expand_mult_highpart.
12513 (expmed_mult_highpart_optab): Rename from expand_mult_highpart_optab.
12514 * optabs.c (can_mult_highpart_p): New.
12515 (expand_mult_highpart): New.
12516 * expr.c (expand_expr_real_2) [MULT_HIGHPART_EXPR): Use it.
12517 * tree-vect-generic.c (expand_vector_operations_1): Don't expand
12518 by pieces if can_mult_highpart_p.
12519 (expand_vector_divmod): Use can_mult_highpart_p and always
12520 generate MULT_HIGHPART_EXPR.
12521 * tree-vect-patterns.c (vect_recog_divmod_pattern): Likewise.
12522 * tree-vect-stmts.c (vectorizable_operation): Likewise.
12524 * config/spu/spu-builtins.md (spu_mpy): Move to spu.md.
12525 (spu_mpyu, spu_mpyhhu, spu_mpyhh): Likewise.
12526 * config/spu/spu.md (vec_widen_smult_odd_v8hi): Rename from spu_mpy.
12527 (vec_widen_umult_odd_v8hi): Rename from spu_mpyu.
12528 (vec_widen_smult_even_v8hi): Rename from spu_mpyhh.
12529 (vec_widen_umult_even_v8hi): Rename from spu_mpyhhu.
12530 * config/spu/spu-builtins.def: Update pattern names to match.
12532 * config/rs6000/altivec.md (vec_widen_umult_even_v16qi): Rename
12533 from altivec_vmuleub.
12534 (vec_widen_smult_even_v16qi): Rename from altivec_vmulesb.
12535 (vec_widen_umult_even_v8hi): Rename from altivec_vmuleuh.
12536 (vec_widen_smult_even_v8hi): Rename from altivec_vmulesh.
12537 (vec_widen_umult_odd_v16qi): Rename from altivec_vmuloub.
12538 (vec_widen_smult_odd_v16qi): Rename from altivec_vmulosb.
12539 (vec_widen_umult_odd_v8hi): Rename from altivec_vmulouh.
12540 (vec_widen_smult_odd_v8hi): Rename from altivec_vmulosh.
12541 * config/rs6000/rs6000-builtin.def: Update pattern names to match.
12543 * config/i386/sse.md (vec_widen_umult_even_v8si): Rename from
12544 avx2_umulv4siv4di3.
12545 (vec_widen_umult_even_v4si): Rename from sse2_umulv2siv2di3.
12546 (vec_widen_smult_even_v8si): Rename from avx2_mulv4siv4di3.
12547 (mulv4si3): Remove XOP test shadowed by SSE4 test.
12548 * config/i386/i386.c (bdesc_args): Update pattern names.
12549 (ix86_expand_sse2_mulvxdi3): Likewise.
12550 (ix86_expand_mul_widen_evenodd): Likewise. Remove XOP test
12551 shadowed by SSE4 test.
12553 * tree.def (VEC_WIDEN_MULT_EVEN_EXPR, VEC_WIDEN_MULT_ODD_EXPR): New.
12554 * cfgexpand.c (expand_debug_expr): Handle them.
12555 * expr.c (expand_expr_real_2): Likewise.
12556 * fold-const.c (fold_binary_loc): Likewise.
12557 * gimple-pretty-print.c (dump_binary_rhs): Likewise.
12558 * optabs.c (optab_for_tree_code): Likewise.
12559 * tree-cfg.c (verify_gimple_assign_binary): Likewise.
12560 * tree-inline.c (estimate_operator_cost): Likewise.
12561 * tree-pretty-print.c (dump_generic_node): Likewise.
12562 * tree.c (commutative_tree_code): Likewise.
12563 * tree-vect-generic.c (expand_vector_operations_1): Likewise.
12564 Handle type change before looking up optab.
12565 * optabs.h (OTI_vec_widen_umult_even, OTI_vec_widen_umult_odd): New.
12566 (OTI_vec_widen_smult_even, OTI_vec_widen_smult_odd): New.
12567 (vec_widen_umult_even_optab, vec_widen_umult_odd_optab): New.
12568 (vec_widen_smult_even_optab, vec_widen_smult_odd_optab): New.
12569 * genopinit.c (optabs): Initialize them.
12570 * doc/md.texi: Document them.
12572 2012-07-10 Dehao Chen <dehao@google.com>
12574 * tree.h (phi_arg_d): New field.
12575 * tree-flow-inline.h (gimple_phi_arg_block): New function.
12576 (gimple_phi_arg_block_from_edge): New function.
12577 (gimple_phi_arg_set_block): New function.
12578 (gimple_phi_arg_has_block): New function.
12579 (redirect_edge_var_map_block): New function.
12580 * tree-flow.h (_edge_var_map): New field.
12581 * tree-ssa-live.c (remove_unused_locals): Mark phi_arg's block as used.
12582 * tree-eh.c (cleanup_empty_eh_merge_phis): Add block debug info for
12583 redirect_edge_var_map_add.
12584 * tree-outof-ssa.c (_elim_graph): New field.
12585 (insert_partition_copy_on_edge): New parameter.
12586 (insert_value_copy_on_edge): New parameter.
12587 (insert_rtx_to_part_on_edge): New parameter.
12588 (insert_part_to_rtx_on_edge): New parameter.
12589 (elim_graph_add_edge): New parameter.
12590 (elim_graph_remove_succ_edge): New parameter.
12591 (FOR_EACH_ELIM_GRAPH_SUCC): New parameter.
12592 (FOR_EACH_ELIM_GRAPH_PRED): New parameter.
12593 (new_elim_graph): Add block debug info.
12594 (clear_elim_graph): Likewise.
12595 (delete_elim_graph): Likewise.
12596 (elim_graph_add_node): Likewise.
12597 (elim_graph_add_edge): Likewise.
12598 (elim_graph_remove_succ_edge): Likewise.
12599 (eliminate_build): Likewise.
12600 (elim_forward): Likewise.
12601 (elim_unvisited_predecessor): Likewise.
12602 (elim_backward): Likewise.
12603 (elim_create): Likewise.
12604 (eliminate_phi): Likewise.
12605 (insert_backedge_copies): Likewise.
12606 * tree-into-ssa.c (insert_phi_nodes_for): Add block debug info for
12608 (rewrite_add_phi_arguments): Likewise.
12609 * tree-ssa-loop-im.c (execute_sm_if_changed): Likewise.
12610 * tree-ssa-tail-merge.c (replace_block_by): Likewise.
12611 * tree-ssa-threadupdate.c (copy_phi_args): Likewise.
12612 * tree-loop-distribution.c (update_phis_for_loop_copy): Likewise.
12613 * tree-ssa-loop-manip.c (create_iv): Likewise.
12614 (add_exit_phis_edge): Likewise.
12615 (split_loop_exit_edge): Likewise.
12616 (copy_phi_node_args): Likewise.
12617 (tree_transform_and_unroll_loop): Likewise.
12618 * value-prof.c (gimple_ic): Likewise.
12619 (gimple_stringop_fixed_value): Likewise.
12620 * tree-tailcall.c (add_successor_phi_arg): Likewise.
12621 (eliminate_tail_call): Likewise.
12622 (create_tailcall_accumulator): Likewise.
12623 (tree_optimize_tail_calls_1): Likewise.
12624 * tree-phinodes.c (add_phi_arg): Likewise.
12625 (make_phi_node): Likewise.
12626 (resize_phi_node): Likewise.
12627 (remove_phi_arg_num): Likewise.
12628 * omp-low.c (expand_parallel_call): Likewise.
12629 (expand_omp_for_static_chunk): Likewise.
12630 * tree-vect-loop-manip.c (slpeel_update_phis_for_duplicate_loop):
12632 (slpeel_update_phi_nodes_for_guard1): Likewise.
12633 (slpeel_update_phi_nodes_for_guard2): Likewise.
12634 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
12635 (set_prologue_iterations): Likewise.
12636 (slpeel_tree_peel_loop_to_edge): Likewise.
12637 (vect_loop_versioning): Likewise.
12638 * tree-parloops.c (create_phi_for_local_result): Likewise.
12639 (transform_to_exit_first_loop): Likewise.
12640 (create_parallel_loop): Likewise.
12641 * ipa-split.c (split_function): Likewise.
12642 * tree-vect-loop.c (get_initial_def_for_induction): Likewise.
12643 (vect_create_epilog_for_reduction): Likewise.
12644 * tree-vect-data-refs.c (vect_setup_realignment): Likewise.
12645 * graphite-scop-detection.c (canonicalize_loop_closed_ssa): Likewise.
12646 * tree-ssa-phiopt.c (cond_store_replacement): Likewise.
12647 (cond_if_else_store_replacement_1): Likewise.
12648 * tree-cfgcleanup.c (remove_forwarder_block): Likewise.
12649 (remove_forwarder_block_with_phi): Likewise.
12650 * tree-ssa-pre.c (insert_into_preds_of_block): Likewise.
12651 * tree-predcom.c (initialize_root_vars): Likewise.
12652 (initialize_root_vars_lm): Likewise.
12653 * sese.c (sese_add_exit_phis_edge): Likewise.
12654 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
12655 * tree-ssa.c (flush_pending_stmts): Likewise.
12656 (redirect_edge_var_map_add): Likewise.
12657 (ssa_redirect_edge): Likewise.
12658 * gimple-streamer-in.c (input_phi): Likewise.
12659 * tree-vect-stmts.c (vectorizable_load): Likewise.
12660 * tree-inline.c (copy_phis_for_bb): Likewise.
12661 * tree-ssa-phiprop.c (phiprop_insert_phi): Likewise.
12662 * tree-switch-conversion.c (fix_phi_nodes): Likewise.
12663 * tree-cfg.c (reinstall_phi_args): Likewise.
12664 (gimple_make_forwarder_block): Likewise.
12665 (add_phi_args_after_copy_edge): Likewise.
12666 (gimple_duplicate_sese_tail): Likewise.
12668 2012-07-09 Oleg Endo <olegendo@gcc.gnu.org>
12671 * config/sh/sh.c (sequence_insn_p): New function.
12672 (find_barrier, sh_insn_length_adjustment): Use it.
12674 2012-07-09 Iain Sandoe <iain@codesourcery.com>
12677 * config/i386/i386.c (ix86_fold_builtin): Call SUBTARGET_FOLD_BUILTIN
12679 * config/darwin.h: Rename TARGET_FOLD_BUILTIN to
12680 SUBTARGET_FOLD_BUILTIN.
12681 * config/rs6000/darwin.h: Map TARGET_FOLD_BUILTIN onto
12682 SUBTARGET_FOLD_BUILTIN.
12684 2012-07-09 Iain Sandoe <iain@codesourcery.com>
12686 * config/darwin.h (SUBTARGET_C_COMMON_OVERRIDE_OPTIONS): Move NeXT
12687 runtime exceptions model setting from here ...
12688 * config/darwin.c (darwin_override_options): ... to here.
12690 2012-07-09 Steven Bosscher <steven@gcc.gnu.org>
12692 PR tree-optimization/53887
12693 * tree-cfg.c (group_case_labels_stmt): Make non-static.
12694 * tree-flow.h (group_case_labels_stmt): Add prototype.
12695 * tree-switch-conversion.c (process_switch): Use group_case_labels_stmt
12696 to pre-process every switch.
12698 2012-07-09 Jason Merrill <jason@redhat.com>
12701 * tree.c (type_contains_placeholder_1): Handle NULLPTR_TYPE.
12702 (type_hash_eq): Likewise.
12704 2012-07-09 Tom de Vries <tom@codesourcery.com>
12705 Richard Guenther <rguenther@suse.de>
12707 * tree-ssa-ccp.c (optimize_unreachable): New function.
12708 (execute_fold_all_builtins): Use optimize_unreachable to optimize
12709 BUILT_IN_UNREACHABLE. Don't optimize after BUILT_IN_UNREACHABLE.
12711 2012-07-09 Richard Guenther <rguenther@suse.de>
12714 * graphite-optimize-isl.c: Make sure CU is not empty.
12716 2012-07-09 Steven Bosscher <steven@gcc.gnu.org>
12718 * gensupport.c (init_rtx_reader_args_cb): Start counting code
12719 generating patterns from 1 to free up 0 for CODE_FOR_nothing.
12720 * gencodes.c (main): Give CODE_FOR_nothing the value 0. Add
12721 the LAST_INSN_CODE marker at the end.
12722 * genoutput.c (nothing): New static struct data.
12723 (idata): Initialize to ¬hing.
12724 (idata_end): Initialize to ¬hing.next.
12725 (init_insn_for_nothing): New function to create dummy 'nothing' insn.
12727 * genpeep.c (insn_code_number): Remove global variable.
12728 (gen_peephole): Take it as an argument instead.
12729 (main): Take insn_code_number from read_md_rtx.
12730 * optabs.h: Revert r161809:
12731 (optab_handlers): Change type of insn_code back to insn_code.
12732 (optab_handler, widening_optab_handler, set_optab_handler,
12733 set_widening_optab_handler, convert_optab_handler,
12734 set_convert_optab_handler, direct_optab_handler,
12735 set_direct_optab_handler): Remove int casts.
12736 Revert to treating the insn_code field as "insn_code".
12738 2012-07-08 Oleg Endo <olegendo@gcc.gnu.org>
12740 * config/sh/sh.md (*return_i): Move trap_exit attribute check to ...
12741 * config/sh/sh.c (sh_cfun_trap_exit_p): ... this new function.
12742 * config/sh/sh-protos.h: Declare it.
12744 2012-07-08 Steven Bosscher <steven@gcc.gnu.org>
12746 * mcf.c: Do not include tm.h, tree.h, and langhooks.h.
12747 (dump_fixup_graph): Use current_function_name.
12748 (adjust_cfg_counts): Likewise.
12749 * ira-conflicts.c: Do not include tree.h.
12750 (ira_build_conflicts): Use REG_USERVAR_P instead of DECL_ARTIFICIAL.
12752 2012-07-08 Oleg Endo <olegendo@gcc.gnu.org>
12755 * config/sh/sh.md (*branch_true_eq, *branch_false_ne, nott): New insns.
12757 2012-07-08 Steven Bosscher <steven@gcc.gnu.org>
12759 * basic-block.h: Re-group most prototypes per file.
12760 (struct edge_list): Remove num_blocks field.
12761 (dump_bb_info): Adjust prototypes.
12762 (dump_reg_info): Move prototype to regs.h.
12763 * function.h: Do not include tree.h.
12764 Include vec.h, vecir.h, input.h and machmode.h to compensate.
12765 (function_name): New prototype.
12766 * gimple.h: Include tree.h to compensate for basic-block.h change.
12767 * langhooks.h: Note that tree.h is only necessary for enum tree_code.
12768 * regs.h (dump_reg_info): Prototype here.
12769 * regset.h: Adjust file reference in comment.
12770 (debug_regset): Remove prototype.
12771 * rtl.h: Include flags.h for flag_var_tracking_assignments.
12772 (MAY_HAVE_DEBUG_INSNS): Define as flag_var_tracking_assignments
12773 instead of no-longer-available tree.h's MAY_HAVE_DEBUG_STMTS.
12774 (dump_reg_info, dump_flow_info): Remove prototypes.
12775 * bb-reorder.c (set_edge_can_fallthru_flag): Move from cfganal.c
12776 to here, the only user. Make static.
12777 (reorder_basic_blocks): Call dump_reg_info before dump_flow_info.
12778 * cfg.c: Do not include tm.h, tree.h, rtl.h, hard-reg-set.h, regs.h,
12779 flags.h, function.h, except.h, diagnostic-core.h, tm_p.h, timevar.h,
12780 tree-pass.h, cfgloop.h, and tree-flow.h.
12781 Include basic-block.h, the first header I'd expect to be included.
12782 (reg_obstack): Move to df-core.c.
12783 (free_edge): Remove bogus ATTRIBUTE_UNUSED.
12784 (remove_edge_raw): Do not call tree-ssa's redirect_edge_var_map_clear.
12785 (redirect_edge_succ_nodup): Move to cfghooks.c.
12786 (dump_regset, debug_regset): Move to df-core.c.
12787 (dump_bb_info): Move to cfgrtl.c.
12788 (dump_reg_info): Move to regstat.c.
12789 (dump_flow_info): Move to cfgrtl.c.
12790 (debug_flow_info): Likewise.
12791 (dump_edge_info): Do not look at cfun, a CFG without cfun is nonsense.
12792 * cfganal.c: Do not include tm.h, rtl.h, obstack.h, hard-reg-set.h,
12793 insn-config.h, recog.h, diagnostic-core.h, tm_p.h, and cfgloop.h.
12794 (flow_active_insn_p, forwarder_block_p, can_fallthru,
12795 could_fall_through): Move to cfgrtl.c.
12796 (set_edge_can_fallthru_flag): Moved to bb-reorder.c.
12797 (create_edge_list): Do not set edge_list's removed num_blocks.
12798 (print_edge_list): Look at n_basic_blocks instead of num_blocks.
12799 (flow_nodes_print): Remove.
12800 (flow_edge_list_print): Remove.
12801 (inverted_post_order_compute): Use FOR_ALL_BB.
12802 * cfgrtl.c (dump_flow_info): Moved from cfg.c.
12803 Do not call dump_reg_info.
12804 (debug_flow_info): Moved from cfg.c
12805 (dump_bb_info): Moved from cfg.c. Take 'verbose' argument
12806 to avoid looking at TDF_* flags from tree-pass.h.
12807 (flow_active_insn_p, forwarder_block_p, can_fallthru,
12808 could_fall_through): Moved from cfganal.c.
12809 (print_rtl_with_bb): Adjust dump_bb_info calls.
12810 * cfghooks.c (redirect_edge_succ_nodup): Moved from cfg.c.
12811 (remove_edge): Call redirect_edge_var_map_clear if IR_GIMPLE.
12812 (cfgcleanup.c): Look at MAY_HAVE_DEBUG_INSNS, not MAY_HAVE_DEBUG_STMTS.
12813 * cselib.c: Include tree.h with a FIXME.
12814 * df-core.c (reg_obstack): Moved from cfg.c.
12815 (dump_regset): Likewise.
12816 (debug_regset): Likewise. Make a DEBUG_FUNCTION.
12817 * final.c (compute_alignments): Call dump_reg_info before
12819 * function.c (function_name): New function.
12820 (current_function_name): Use it.
12821 * ifcvt.c (rest_of_handle_if_conversion): Call dump_reg_info before
12823 * ira-conflicts.c: Include tree.h with a note.
12824 * regstat.c (dump_reg_info): Moved here from cfg.c.
12825 * loop-init.c: Include regs.h instead of hard-reg-set.h.
12826 (rtl_loop_init): Call dump_reg_info before dump_flow_info.
12827 (rtl_loop_done): Likewise.
12828 * mcf.c: Include tree.h before langhooks.h.
12829 * predict.c (maybe_hot_count_p): Assert we have cfun.
12830 (probably_never_executed_bb_p): Likewise.
12831 * profile.c (compute_branch_probabilities): Use gimple_dump_cfg
12832 instead of dump_flow_info.
12833 * sched-deps.c: Include tree.h with a FIXME.
12834 (call_may_noreturn_p): Add FIXME note why this function has to
12835 look at function decls instead of function decl flags.
12836 * sched-vis.c: Include tree.h with a FIXME.
12837 (print_rtl_slim): Adjust dump_bb_info uses.
12838 * statistics.c (statistics_fini_pass_2): Use current_function_name
12839 to avoid including tree.h.
12840 (statistics_counter_event): Use function_name for the same reason.
12841 (statistics_histogram_event): Likewise.
12842 * tracer.c (tracer): Remove bogus gcc_assert. Use brief_dump_cfg
12843 instead of dump_flow_info.
12844 * var-tracking.c (variable_tracking_main_1): Call dump_reg_info
12845 before dump_flow_info.
12846 * doc/cfg.texi: Update CFG documentation.
12847 * Makefile.in (RTL_H): Depend on FLAGS_H.
12848 (GIMPLE_H): Depend on TREE_H.
12849 (FUNCTION_H): Depend on VEC_H, vecir.h, INPUT_H and MACHMODE_H,
12850 but no longer on TREE_H.
12851 (C_COMMON_H): Depend on TREE_H.
12852 (cselib.o, cse.o, cfganal.o, loop-init.o, ira-conflicts.o,
12853 sched-deps.o, sched-vis.o): Fixup dependencies.
12855 2012-07-08 Steven Bosscher <steven@gcc.gnu.org>
12857 * alias.h: Do not include coretypes.h in header files.
12858 * cppbuiltin.h: Likewise.
12859 * double-int.h: Likewise.
12860 * gimple-fold.h: Likewise.
12861 * flags.h: Likewise.
12862 * tree-ssa-alias.h: Likewise.
12863 * gengtype.h (obstack_chunk_alloc, obstack_chunk_free,
12864 OBSTACK_CHUNK_SIZE): Define here to avoid dependency on coretypes.h.
12865 * Makefile.in (RTL_BASE_H): Depend on coretypes.h.
12866 (TREE_H): Likewise.
12867 (ALIAS_H): Do not depend on coretypes.h.
12868 (FLAGS_H): Likewise.
12869 (realmpfr.o): Depend on coretypes.h.
12871 2012-07-08 Steven Bosscher <steven@gcc.gnu.org>
12873 * Makefile.in (gengtype-lex.o, gengtype-parse.o, gengtype-state.o,
12874 gengtype.o): Add -DGENERATOR_FILE manually for host gengtype objects.
12876 2012-07-07 Richard Earnshaw <rearnsha@arm.com>
12878 * arm.h (TARGET_CPU_CPP_BUILTINS): Remove Maverick support.
12879 (TARGET_FPA): Delete definition.
12880 (TARGET_MAVERICK): Likewise.
12881 (TARGET_FPA_EMU2): Likewise.
12882 (arm_fp_model): Remove FPA and Maverick models.
12883 (arm_arch_cirrus): Delete declaration.
12884 (FLOAT_WORDS_BIG_ENDIAN): Delete definition.
12885 (FIXED_REGISTERS): Remove FPA and Maverick support. Reorganize.
12886 (CALL_USED_REGISTERS): Likewise.
12887 (FIRST_FPA_REGNUM, LAST_FPA_REGNUM): Delete definition.
12888 (FIRST_VFP_REGNUM): Renumbered.
12889 (D7_VFP_REGNUM): Chain definition.
12890 (LAST_LO_VFP_REGNUM): Likewise.
12891 (FIRST_HI_VFP_REGNUM): Likewise.
12892 (LAST_HI_VFP_REGNUM): Likewise.
12893 (FIRST_IWMMXT_GR_REGNUM): Likewise.
12894 (LAST_IWMMXT_GR_REGNUM): Likewise.
12895 (FIRST_IWMMXT_REGNUM): Likewise.
12896 (LAST_IWMMXT_REGNUM): Likewise.
12897 (FRAME_POINTER_REGNUM): Renumbered.
12898 (ARG_POINTER_REGNUM): Renumbered.
12899 (FIRST_PSEUDO_REGISTER): Remove FPA and Maverick registers.
12900 (FIRST_CIRRUS_FP_REGNUM, LAST_CIRRUS_FP_REGNUM): Delete definitions.
12901 (HARD_REGNO_REGNUM): Remove FPA support.
12902 (REG_ALLOC_ORDER): Remove FPA and Maverick registers. Reorganize.
12903 (reg_class): Likewise.
12904 (REG_CLASS_NAMES): Likewise.
12905 (REG_CLASS_CONTENTS): Likewise.
12906 (CANNOT_CHANGE_MODE_CLASS): Never true. Update comment.
12907 (SECONDARY_INPUT_RELOAD_CLASS): Remove Maverick support.
12908 (CLASS_MAX_NREGS): Remove FPA and Maverick support.
12909 * aout.h (REGISTER_NAMES): Remove FPA and Maverick registers.
12910 Reorganize. Use AAPCS preferred names.
12911 (ADDITIONAL_REGISTER_NAMES): Remove aliases for Maverick. Update
12913 (OVERLAPPING_REGISTER_NAMES): Update register numbering.
12914 * arm.c (FL_CIRRUS): Delete definition.
12915 (arm_arch_cirrus): Delete variable.
12916 (arm_float_words_big_endian): Delete function.
12917 (cirrus_memory_offset): Delete function.
12918 (output_mov_long_double_fpa_from_arm): Delete function.
12919 (output_mov_long_double_arm_from_fpa): Delete function.
12920 (output_mov_double_fpa_from_arm): Delete function.
12921 (output_mov_double_arm_from_fpa): Delete function.
12922 (emit_sfm): Delete function.
12923 (maybe_get_arm_condition_code): Update comment.
12924 (arm_file_start): Always use softvfp for softfloat systems.
12925 (thumb_core_reg_alloc_order): Adjust for updated register allocation.
12926 (arm_option_override): Remove FPA and Maverick support. Always
12927 default to vfp as the fallback FPU format.
12928 (use_return_insn): Remove FPA support.
12929 (arm_get_frame_offsets): Likewise.
12930 (arm_save_coproc_regs): Likewise.
12931 (arm_canonicalize_comparison): Remove Maverick support.
12932 (arm_select_cc_mode): Likewise.
12933 (arm_gen_compare_reg): Likewise.
12934 (arm_print_operand): Likewise.
12935 (arm_libcall_value_1): Remove FPA and Maverick support.
12936 (arm_function_value_regno_p): Likewise.
12937 (arm_apply_result_size): Likewise.
12938 (arm_legitimate_index_p): Likewise.
12939 (thumb2_legitimate_index_p): Likewise.
12940 (legitimize_reload_address): Likewise.
12941 (arm_register_move_cost): Likewise.
12942 (arm_hard_regno_mode_ok): Likewise.
12943 (arm_regno_class): Likewise.
12944 (arm_dbx_register_number): Likewise.
12945 (arm_emit_unwind_sequence): Likewise.
12946 (arm_conditional_register_usage): Likewise.
12947 * arm-protos.h (neg_const_double_rtx_ok_for_fpa): Remove declaration.
12948 (cirrus_memory_offset): Likewise.
12949 (output_move_long_double_fpa_from_arm): Likewise.
12950 (output_move_long_double_arm_from_fpa): Likewise.
12951 (output_move_double_fpa_from_arm): Likewise.
12952 (output_move_double_arm_from_fpa): Likewise.
12953 (arm_float_words_big_endian): Likewise.
12954 * arm.md (CC_REGNUM): Renumbered.
12955 (VFPCC_REGNUM): Moved here. Renumbered.
12956 (FPA_F0_REGNUM, FPA_F7_REGNUM): Delete.
12957 (attr fpu): Remove FPA and Maverick support.
12958 * vfp.md (VFPCC_REGNUM): Delete. Moved to arm.md.
12959 * arm-cores.def (ep9312): Remove Maverick support.
12960 * arm-arches.def (ep9312): Delete architecture.
12961 * arm-tables.opt: Regenerated.
12963 * arm/linux-elf.h (FPUTYPE_DEFAULT): Set to vfp.
12965 2012-07-07 Steven Bosscher <steven@gcc.gnu.org>
12967 PR tree-optimization/53881
12968 * tree-switch-conversion.c (emit_case_bit_tests): Do not rely on
12969 comparing labels to establish uniqueness of a switch case target,
12970 use the CFG instead.
12972 2012-07-07 Ulrich Weigand <ulrich.weigand@linaro.org>
12974 * combine.c (force_to_mode) [LSHIFTRT]: Avoid undefined behaviour
12975 due to negative shift amount.
12977 2012-07-07 Hans-Peter Nilsson <hp@axis.com>
12979 Fix configure test for "stack protector support in target C library".
12980 * configure.ac (test_prefix, test_exec_prefix): Move setting from
12981 inside sysroot handling to before and outside it.
12982 * configure: Regenerate.
12984 2012-07-06 Kai Tietz <ktietz@redhat.com>
12987 * config/i386/mingw32.h (NATIVE_SYSTEM_HEADER_DIR): Define it always
12988 as "/mingw/include".
12990 2012-07-06 Alexandre Oliva <aoliva@redhat.com>
12993 * var-tracking.c (vt_add_function_parameter): Convert
12994 internal_arg_pointer into arg_pointer-based address even
12997 2012-07-06 Alexandre Oilva <aoliva@redhat.com>
12999 PR rtl-optimization/53827
13002 * alias.c (memrefs_conflict_p): Adjust offset and size by the
13003 same amount for alignment ANDs.
13005 2012-07-06 Tom de Vries <tom@codesourcery.com>
13007 PR tree-optimization/51879
13008 * tree-ssa-sccvn.c (copy_reference_ops_from_call)
13009 (visit_reference_op_call): Handle case that lhs is not an SSA_NAME.
13010 (visit_use): Also call visit_reference_op_call for calls with a vdef.
13012 2012-07-06 Tom de Vries <tom@codesourcery.com>
13014 PR tree-optimization/52009
13015 * tree-ssa-tail-merge.c (gimple_equal_p): For GIMPLE_ASSIGN, compare
13016 value numbers of gimple_vdef.
13017 * tree-ssa-sccvn.h (vn_reference_insert): Add vdef parameter to
13019 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle MODIFY_EXPR.
13020 (vn_reference_insert): Add and handle vdef parameter.
13021 (visit_reference_op_load): Add argument to vn_reference_insert call.
13022 (visit_reference_op_store): Find value number of vdef of store. Insert
13023 value number of vdef of store.
13025 2012-07-06 Uros Bizjak <ubizjak@gmail.com>
13027 * config/i386/i386.md (simple lea to add peephole): Also transform
13028 RTXes where second PLUS operand matches output.
13030 2012-07-06 Uros Bizjak <ubizjak@gmail.com>
13032 * config/i386/i386.c (construct_plt_address): Make static.
13033 * config/i386/i386-protos.h (construct_plt_address): Remove.
13035 2012-07-06 Nick Clifton <nickc@redhat.com>
13037 * config/mn10300/mn10300.c (mn10300_encode_section_info): Call
13038 default_encode_section_info.
13040 2012-07-06 Uros Bizjak <ubizjak@gmail.com>
13043 * config/i386/i386.c (x86_output_mi_thunk): For CM_LARGE_PIC model,
13044 emit PIC sequence for fnaddr symbol reference in advance.
13046 2012-07-06 Eric Botcazou <ebotcazou@adacore.com>
13049 2012-06-14 Eric Botcazou <ebotcazou@adacore.com>
13051 * dwarf2out.c (function_possibly_abstracted_p): New static function.
13052 (gen_subprogram_die): Use it function_possibly_abstracted_p in lieu of
13053 cgraph_function_possibly_inlined_p.
13054 (gen_inlined_subroutine_die): Return if the origin is to be ignored.
13055 (process_scope_var): Do not emit concrete instances of abstracted
13056 nested functions from here.
13057 (gen_decl_die): Emit the abstract instance if the function is possibly
13058 abstracted and not only possibly inlined.
13059 (dwarf2out_finish): Find the first non-abstract parent instance and
13060 attach concrete instances on the limbo list to it.
13062 2012-07-05 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
13063 Julian Brown <julian@codesourcery.com>
13067 * config/arm/neon-gen.ml (return_by_ptr): Delete.
13068 (print_function): Handle empty strings.
13069 (return): Delete use of return_by_ptr.
13070 (mask_shape_for_shuffle): New function.
13071 (mask_elems): Likewise.
13072 (shuffle_fn): Likewise.
13073 (params): Simplify and remove use of return_by_ptr.
13074 (get_shuffle): New function.
13075 (print_variant): Update.
13076 * config/arm/neon.ml (rev_elems): New function.
13077 (permute_range): Likewise.
13078 (zip_range): Likewise.
13079 (uzip_range): Likewise.
13080 (trn_range): Likewise.
13081 (zip_elems): Likewise.
13082 (uzip_elems): Likewise.
13083 (trn_elems): Likewise.
13084 (features): New enumeration Use_shuffle. Delete ReturnPtr.
13087 (ops): Update entries for Vrev64, Vrev32, Vrev16, Vtr, Vzip, Vuzp.
13088 * config/arm/arm_neon.h: Regenerate.
13090 2012-07-05 Richard Guenther <rguenther@suse.de>
13092 * tree-pretty-print.c (dump_generic_node): Properly test
13093 the result of exact_log2.
13095 2012-07-05 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
13097 * config/s390/s390-protos.h (s390_expand_movmem)
13098 (s390_expand_cmpmem): Add return value.
13099 * config/s390/s390.c (s390_expand_movmem, s390_expand_cmpmem):
13100 Return FALSE to use the library function in some cases.
13101 * config/s390/s390.md (movmem, cmpmem): Evaluate return value of C
13104 2012-07-05 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
13106 * config.gcc: Enable ifunc attribute by default on s390 and s390x.
13108 2012-07-05 Steven Bosscher <steven@gcc.gnu.org>
13110 * expr.c (try_casesi): Remove bogus ATTRIBUTE_UNUSED markers.
13111 * stmt.c (dump_case_nodes): New.
13112 (expand_case): Split out code generation parts into new functions.
13113 (expand_switch_as_decision_tree_p): Split out from expand_case.
13114 (emit_case_decision_tree): Likewise.
13115 (emit_case_dispatch_table): Likewise.
13117 2012-07-05 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
13119 * config/arm/iterators.md (SDF): New mode iterator.
13120 (V_if_elem): Add support for SF and DF modes.
13122 (F_constraint): New mode iterator attribute.
13123 (F_fma_type): Likewise.
13124 config/arm/vfp.md (fma<SDF:mode>4): New pattern.
13125 (*fmsub<SDF:mode>4): Likewise.
13126 (*fmnsub<SDF:mode>4): Likewise.
13127 (*fmnadd<SDF:mode>4): Likewise.
13129 2012-07-04 Uros Bizjak <ubizjak@gmail.com>
13131 * expmed.c (expand_mult): Initialize coeff and is_neg.
13133 2012-07-04 Oleg Endo <olegendo@gcc.gnu.org>
13135 * config/sh/predicates.md (zero_extend_operand): New predicate.
13136 * config/sh/sh.md (zero_extendhisi2): Simplify by using new
13137 zero_extend_operand predicate.
13138 (zero_extendqisi2): Likewise.
13140 2012-07-04 Uros Bizjak <ubizjak@gmail.com>
13142 PR middle-end/53321
13143 * ipa.c (symtab_remove_unreachable_nodes): Partially revert r187375
13144 to not call cgraph_propagate_frequency if something was changed.
13146 2012-07-04 Richard Guenther <rguenther@suse.de>
13148 PR middle-end/53433
13149 * gimple-fold.c (get_base_constructor): Do not return an
13150 error_mark_node DECL_INITIAL.
13152 2012-07-04 Richard Guenther <rguenther@suse.de>
13154 PR tree-optimization/53844
13155 * tree-ssa-dse.c (dse_possible_dead_store_p): Properly handle
13156 the loop virtual PHI.
13158 2012-07-04 Richard Guenther <rguenther@suse.de>
13160 PR tree-optimization/53849
13161 * tree-cfg.c (move_stmt_op): Only call add_referenced_var
13162 for duplicated locals. Use add_referenced_var_1 to avoid
13163 pushing/popping cfun.
13165 2012-07-04 Kai Tietz <ktietz@redhat.com>
13167 * config/i386/winnt.c (i386_pe_reloc_rw_mask): New function.
13168 * config/i386/i386-protos.h (i386_pe_reloc_rw_mask): Add
13170 * config/i386/cygming.h (TARGET_ASM_RELOC_RW_MASK): Define
13171 as i386_pe_reloc_rw_mask.
13173 2012-07-04 Richard Guenther <rguenther@suse.de>
13175 * tree.c (find_decls_types_r): Handle TYPE_CONTEXT the same
13176 as in free_lang_data_in_type.
13178 2012-07-04 Tobias Grosser <tobias@grosser.es>
13179 Michael Matz <matz@suse.de>
13181 * Makefile.in (OBJS): Add graphite-optimize-isl.o.
13182 (graphite-optimize-isl.o): Add dependencies.
13183 * common.opt (floop-nest-optimize): New flag.
13184 * doc/invoke.texi (floop-nest-optimize): Document.
13185 * graphite-dependences.c (compute_deps): Export.
13186 * graphite-poly.h (compute_deps): Declare.
13187 * graphite-optimize-isl.c: New file.
13188 * graphite-poly.c (apply_poly_transforms): Run the loop
13190 * tree-ssa-loop.c (gate_graphite_transforms): Enable graphite
13191 if -floop-nest-optimize is enabled.
13193 2012-07-03 Oleg Endo <olegendo@gcc.gnu.org>
13195 * config/sh/predicates.md (logical_and_operand): New predicate.
13196 * config/sh/constraints.md (Jmb, Jmw): New constraints.
13197 * config/sh/sh.md (andsi3): Move expander above insns. Add handling
13198 of 0xFFFF constant. Use logical_and_operand predicate and
13199 satisfies_constraint_Jmb, satisfies_constraint_Jmw.
13200 (*andsi3_compact): Make it an insn_and_split. Use
13201 logical_and_operand predicate. Add Jmb,Jmw alternatives.
13203 2012-07-03 Jason Merrill <jason@redhat.com>
13206 * tree.c (build_zero_cst): Handle NULLPTR_TYPE.
13208 2012-07-03 Nick Clifton <nickc@redhat.com>
13210 * config/mep/mep.c (mep_reorg_regmove): Use
13211 next_nonnote_non_debug_insn to advance to the next insn. Do not
13212 expect delete_insn to return an rtx.
13214 2012-07-03 Richard Guenther <rguenther@suse.de>
13216 * doc/install.texi (CLooG): Clarify how CLooG needs to be
13217 configured and that it needs to be built against ISL 0.10.
13219 2012-07-03 Uros Bizjak <ubizjak@gmail.com>
13221 * config/i386/i386.c (ix86_option_override_internal): Fix wrong
13222 code model string in the error message.
13224 2012-07-03 Uros Bizjak <ubizjak@gmail.com>
13227 * config/i386/i386.c (x86_output_mi_thunk): Check if fnaddr satisfies
13228 sibcall_insn_operand. Move it to a temporary register if not.
13230 2012-07-03 Andreas Schwab <schwab@linux-m68k.org>
13233 * config/m68k/m68k.c (m68k_option_override): Reset stack_limit_rtx
13236 2012-07-03 Uros Bizjak <ubizjak@gmail.com>
13238 * config/i386/xmmintrin.h (_mm_sfence): Use __builtin_ia32_pause.
13240 2012-07-03 Roland McGrath <mcgrathr@google.com>
13242 * configure.ac (HAVE_AS_IX86_REP_LOCK_PREFIX): Also require that the
13243 assembler accept 'rep bsf ...', 'rep bsr ...', 'rep ret' and 'rep nop'.
13244 * configure: Regenerated.
13245 * config/i386/i386.md (simple_return_internal_long): Use %;
13246 (ctz<mode>2): Likewise.
13247 (*pause): Likewise.
13249 2012-07-02 Oleg Endo <olegendo@gcc.gnu.org>
13252 * config/sh/predicates.md (t_reg_operand, negt_reg_operand): New
13254 * config/sh/sh-protos.h (get_t_reg_rtx): New prototype.
13255 * config/sh/sh.c (get_t_reg_rtx): New function. Use it when invoking
13256 gen_branch_true and gen_branch_false.
13257 * config/sh/sh.md: Use get_t_reg_rtx when invoking gen_branch_true and
13259 (branch_true, branch_false): Use t_reg_operand predicate.
13260 (*branch_true, *branch_false): Delete.
13261 (movt): Use t_reg_operand predicate.
13262 (*negnegt): Use negt_reg_operand predicate and fold little and big
13264 (*movtt): Use t_reg_operand and fold little and big endian variants.
13265 (*movt_qi): Delete.
13267 2012-07-02 Steven Bosscher <steven@gcc.gnu.org>
13269 * stmt.c (emit_case_bit_tests): Remove.
13270 (expand_case): Remove expand_switch_using_bit_tests_p code.
13271 * tree-switch-conversion.c (hoist_edge_and_branch_if_true): New.
13272 (MAX_CASE_BIT_TESTS): Moved from stmt.c to here.
13273 (lshift_cheap_p): Likewise.
13274 (expand_switch_using_bit_tests_p): Likewise.
13275 (struct case_bit_test): Likewise.
13276 (case_bit_test_cmp): Likewise.
13277 (emit_case_bit_tests): New implementation for GIMPLE.
13278 (gen_inbound_check): Do not release post-dominator info here.
13279 (process_switch): Reorder code. Expand as bit tests if it
13281 (do_switchconv): Release post-dominator info here if something changed.
13282 (struct gimple_opt_pass): Verify more.
13283 * tree.h (expand_switch_using_bit_tests_p): Remove prototype.
13285 2012-07-02 Martin Jambor <mjambor@suse.cz>
13287 PR middle-end/38474
13288 * ipa-prop.c (compute_known_type_jump_func): Put BINFO check before a
13289 dynamic type change check.
13291 2012-07-02 Richard Guenther <rguenther@suse.de>
13292 Michael Matz <matz@suse.de>
13293 Tobias Grosser <tobias@grosser.es>
13294 Sebastian Pop <sebpop@gmail.com>
13296 * Makefile.in: Remove PPL flags in favor of ISL ones.
13297 (BACKENDLIBS): Remove PPL libs.
13298 (INCLUDES): Remove PPL includes in favor of ISL ones.
13299 (graphite-clast-to-gimple.o): Remove graphite-dependences.h and
13300 graphite-cloog-compat.h dependencies.
13301 (graphite-dependences.o): Likewise.
13302 (graphite-poly.o): Likewise.
13303 * configure.ac: Declare ISL vars instead of PPL ones.
13304 * configure: Regenerated.
13305 * doc/install.texi: Replace PPL requirement documentation with ISL one.
13306 * graphite-blocking.c: Remove PPL code, add ISL equivalent.
13307 * graphite-clast-to-gimple.c: Likewise.
13308 * graphite-dependences.c: Likewise.
13309 * graphite-interchange.c: Likewise.
13310 * graphite-poly.h: Likewise.
13311 * graphite-poly.c: Likewise.
13312 * graphite-sese-to-poly.c: Likewise.
13313 * graphite.c: Likewise.
13314 * graphite-scop-detection.c: Re-arrange includes.
13315 * graphite-cloog-util.c: Remove.
13316 * graphite-cloog-util.h: Likewise.
13317 * graphite-ppl.h: Likewise.
13318 * graphite-ppl.c: Likewise.
13319 * graphite-dependences.h: Likewise.
13321 2012-07-02 Richard Guenther <rguenther@suse.de>
13323 Merge from graphite branch
13324 2011-07-21 Tobias Grosser <tobias@grosser.es>
13326 * Makefile.in (graphite-clast-to-gimple.o, graphite-cloog-util.o):
13327 Remove graphite-cloog-util.h.
13328 * graphite-clast-to-gimple.c (gcc_type_for_iv_of_clast_loop,
13329 build_iv_mapping, translate_clast_user, translate_clast,
13330 free_scattering, initialize_cloog_names, build_cloog_prog,
13331 create_params_index): Do not use old compatibility functions.
13332 (clast_name_to_index, set_cloog_options): Remove code for legacy cloog.
13333 * graphite-cloog-util.c (openscop_print_cloog_matrix): Do not use old
13334 compatibility functions.
13335 (new_Cloog_Scattering_from_ppl_Polyhedron): Remove code for legacy
13337 * graphite-cloog-util.h: Remove include of graphite-cloog-util.h.
13338 * graphite.c (graphite.c): Do not call outdated cloog_initialize() and
13340 * graphite-cloog-compat.h: Remove.
13342 2011-08-09 Tobias Grosser <tobias@grosser.es>
13344 * graphite-clast-to-gimple.c (new_clast_name_index): Store a copy
13345 of the string, no just a reference.
13346 (clast_name_index): Add a new field, that specifies if we need to free
13348 (free_clast_name_index): If necessary, free the name string.
13349 (clast_name_index_elt_info): Calculate the hash based on the string
13350 content, not the memory location it is stored in.
13351 (clast_name_to_level): Specify that we do not need to free the name.
13352 (clast_name_to_index): Dito.
13353 (clast_name_to_lb_ub): Dito.
13354 (eq_clast_name_indexes): Compare the strings, not their base pointers.
13355 (free_scattering): Removed.
13356 (initialize_cloog_names): Renamed to add_names_to_union_domain().
13357 (add_names_to_union_domain): Changed to work on a union_domain,
13358 instead of a CloogNames structure.
13359 (build_cloog_prog): Removed.
13360 (build_cloog_union_domain): New.
13361 (generate_cloog_input): New.
13362 (scop_to_clast): Use CloogInput instead of CloogProgram.
13363 (print_generated_program): Adapt to new scop_to_clast() and do not
13364 print the CloogProgram any more.
13365 (create_params_index): Removed, functionality integrated in
13366 add_names_to_union_domain().
13367 (gloog): Adapt to new scop_to_clast().
13368 * graphite-clast-to-gimple.h (scop_to_clast): Remove.
13370 2012-01-11 Tobias Grosser <tobias@grosser.es>
13372 * graphite-clast-to-gimple.c (clast_name_to_index,
13373 clast_name_to_lb_ub, clast_name_to_gcc): Change types.
13374 (clast_to_gcc_expression): Add clast_expr_name as a new
13375 case. Do not assume a clast_expr_term points always to a
13377 (type_for_clast_term): Do not assume a clast_expr_term points always to
13379 (type_for_clast_name): New.
13380 (type_for_clast_expr): Add clast_expr_name as a new case.
13382 2011-08-03 Sebastian Pop <sebpop@gmail.com>
13384 * graphite-cloog-util.c (new_Cloog_Domain_from_ppl_Polyhedron,
13385 new_Cloog_Scattering_from_ppl_Polyhedron,
13386 new_Cloog_Domain_from_ppl_Pointset_Powerset): Remove ATTRIBUTE_UNUSED.
13388 2012-07-02 Jakub Jelinek <jakub@redhat.com>
13390 PR tree-optimization/53645
13391 * tree-vect-generic.c (expand_vector_divmod): Use TYPE_MODE (type)
13392 instead of TYPE_MODE (wider_type) as can_vec_perm_p argument.
13394 2012-07-01 Wei Guozhi <carrot@google.com>
13397 * config/arm/arm-protos.h (const_ok_for_dimode_op): New prototype.
13398 * config/arm/arm.c (const_ok_for_dimode_op): New function.
13399 * config/arm/constraints.md (Dd): New constraint.
13400 * config/arm/predicates.md (arm_adddi_operand): New predicate.
13401 * config/arm/arm.md (adddi3): Extend it to handle constants.
13402 (arm_adddi3): Likewise.
13403 (addsi3_carryin_<optab>): Extend it to handle sbc case.
13404 (addsi3_carryin_alt2_<optab>): Likewise.
13405 * config/arm/neon.md (adddi3_neon): Extend it to handle constants.
13407 2012-06-30 Nathan Sidwell <nathan@acm.org>
13409 * coverage.c (bbg_file_stamp): New.
13410 (read_counts_file): Merge incoming stamp with bbg_file_stamp.
13411 (build_info): Write bbg_file_stamp.
13412 (coverage_init): Initialize bbg_file_stamp. Read counts file
13413 before writing graph header.
13414 (coverage_finish): Don't unlink the data file if we can generate a
13416 * tree.h (crc32_unsigned): Declare.
13417 * tree.c (crc32_unsigned_bits): New, broken out of ...
13418 (crc32_byte): ... here. Use it.
13419 (crc32_unsigned): New.
13421 2012-06-29 Cary Coutant <ccoutant@google.com>
13423 * dwarf2out.c (add_pubname_string): Don't check for want_pubnames.
13424 (gen_subprogram_die): Don't add pubname if want_pubnames is false.
13425 (gen_variable_die): Likewise.
13426 (gen_namespace_die): Likewise.
13428 2012-06-29 Eric Botcazou <ebotcazou@adacore.com>
13430 * tree-eh.c (lower_try_finally_switch): Really put the location of the
13431 last statement of the finally block onto the switch.
13433 2012-06-29 H.J. Lu <hongjiu.lu@intel.com>
13436 * config/i386/gnu-user64.h (WCHAR_TYPE): Use "int" only for
13439 2012-06-29 Sterling Augustine <saugustine@google.com>
13441 * dwarf2out.c (add_pubname): Add comment.
13442 (add_pubtype): Fix indentation.
13443 (gen_enumeration_type_die): Likewise.
13445 2012-06-29 Jakub Jelinek <jakub@redhat.com>
13447 * tree-vect-generic.c (expand_vector_divmod): For even/odd
13448 widening multiply, put even always as first argument to VEC_PERM_EXPR.
13450 2012-06-29 Richard Henderson <rth@redhat.com>
13452 * tree-vect-generic.c: Include target.h.
13453 (expand_vector_divmod): Use builtin_mul_widen_even/odd if supported.
13454 * Makefile.in (tree-vect-generic.o): Update.
13456 2012-06-29 Steven Bosscher <steven@gcc.gnu.org>
13458 * configure.ac: Remove special gtfiles case for C.
13459 * configure: Regenerate.
13460 * Makefile.in: Remove C front-end hooks and build hooks that
13461 will be picked up from c/Make-lang.in now.
13462 Add tree-mudflap to C_COMMON_OBJS.
13463 * gengtype.c (files_rules): Adjust gt-files for c/c-decl.c.
13464 * config/vms/vms.c: Look for c-tree.h in c/.
13465 * doc/gty.texi: Remove reference to c-config-lang.in.
13466 * doc/sourcebuild.texi: Document the c/ subdirectory.
13468 2012-06-29 Steven Bosscher <steven@gcc.gnu.org>
13470 * system.h (CASE_USE_BIT_TESTS): Poison.
13471 * stmt.c (CASE_USE_BIT_TESTS): Fold away into its only user ...
13472 (expand_switch_using_bit_tests_p): ...here.
13473 * doc/tm.texi.in (CASE_USE_BIT_TESTS): Remove documentation.
13474 * doc/tm.texi (CASE_USE_BIT_TESTS): Regenerate.
13476 2012-06-29 Steven Bosscher <steven@gcc.gnu.org>
13478 * system.h (IFCVT_EXTRA_FIELDS): Poison.
13479 (IFCVT_INIT_EXTRA_FIELDS): Poison.
13480 * basic-block.h (struct ce_if_block): Remove IFCVT_EXTRA_FIELDS.
13481 * ifcvt.c (find_if_header): Use IFCVT_MACHDEP_INIT instead of
13482 IFCVT_INIT_EXTRA_FIELDS.
13483 * gengtype-parse.c (struct_field_seq): Remove obsolete comment.
13484 * config/frv/frv.h (IFCVT_INIT_EXTRA_FIELDS): Rename to
13485 IFCVT_MACHDEP_INIT.
13486 * config/frv/frv.c (frv_ifcvt_init_extra_fields): Rename to
13487 frv_ifcvt_machdep_init.
13488 * doc/tm.texi.in (IFCVT_INIT_EXTRA_FIELDS, IFCVT_EXTRA_FIELDS):
13489 Remove documentation.
13490 (IFCVT_MACHDEP_INIT): Document.
13491 * doc/tm.texi: Regenerate.
13493 2012-06-29 Nick Clifton <nickc@redhat.com>
13495 * config/lm32/lm32.c (lm32_compute_frame_size): Fix typo.
13497 2012-06-29 Jakub Jelinek <jakub@redhat.com>
13499 * tree-vect-stmts.c (vectorizable_operation): Check both
13500 VEC_WIDEN_MULT_LO_EXPR and VEC_WIDEN_MULT_HI_EXPR optabs.
13501 Verify that operand[0]'s mode is TYPE_MODE (wide_vectype).
13503 2012-06-28 Richard Henderson <rth@redhat.com>
13505 * doc/generic.texi (MULT_HIGHPART_EXPR): Document it.
13507 2012-06-28 Jakub Jelinek <jakub@redhat.com>
13509 PR tree-optimization/51581
13510 * tree-vect-stmts.c (permute_vec_elements): Add forward decl.
13511 (vectorizable_operation): Handle vectorization of MULT_HIGHPART_EXPR
13512 also using VEC_WIDEN_MULT_*_EXPR or builtin_mul_widen_* plus
13513 VEC_PERM_EXPR if vector MULT_HIGHPART_EXPR isn't supported.
13514 * tree-vect-patterns.c (vect_recog_divmod_pattern): Use
13515 MULT_HIGHPART_EXPR instead of VEC_WIDEN_MULT_*_EXPR and shifts.
13517 PR tree-optimization/53645
13518 * tree-vect-generic.c (expand_vector_divmod): Use MULT_HIGHPART_EXPR
13519 instead of VEC_WIDEN_MULT_{HI,LO}_EXPR followed by VEC_PERM_EXPR
13522 2012-06-28 Georg-Johann Lay <avr@gjlay.de>
13525 * config/avr/avr.c (avr_hard_regno_call_part_clobbered): New.
13526 * config/avr/avr-protos.h (avr_hard_regno_call_part_clobbered): New.
13527 * config/avr/avr.h (HARD_REGNO_CALL_PART_CLOBBERED): Forward to
13528 avr_hard_regno_call_part_clobbered.
13530 2012-06-28 Richard Guenther <rguenther@suse.de>
13532 PR middle-end/53790
13533 * expr.c (expand_expr_real_1): Verify if the type is complete
13534 before inspecting its size.
13536 2012-06-28 Andreas Schwab <schwab@linux-m68k.org>
13538 * doc/include/gpl.texi: Remove.
13539 * doc/sourcebuild.texi (Texinfo Manuals): Don't mention gpl.texi.
13541 2012-06-28 Jakub Jelinek <jakub@redhat.com>
13543 PR tree-optimization/53645
13544 * tree-vect-generic.c (add_rshift): New function.
13545 (expand_vector_divmod): New function.
13546 (expand_vector_operation): Use it for vector integer
13547 TRUNC_{DIV,MOD}_EXPR by VECTOR_CST.
13548 * tree-vect-patterns.c (vect_recog_divmod_pattern): Replace
13549 unused lguup variable with dummy_int.
13551 2012-06-28 OLivier Hainque <hainque@adacore.com>
13553 * expr.c (convert_move): Latch mem integer inputs into a
13554 register before expanding a multi-instructions sequence.
13556 2012-06-28 Alexandre Oliva <aoliva@redhat.com>
13557 Uros Bizjak <ubizjak@gmail.com>
13558 Jakub Jelinek <jakub@redhat.com>
13562 * var-tracking.c (vt_emit_notes): Release loc_exp_dep_pool...
13563 (vt_finalize): ... here instead, if needed.
13565 2012-06-28 Alexandre Oliva <aoliva@redhat.com>
13570 * dce.c (word_dce_process_block): Check whether inserting debug
13571 temps are needed even for needed insns.
13572 (dce_process_block): Likewise.
13573 * df-problems.c (dead_debug_add): Add comment about multi-regs.
13574 (dead_debug_insert_temp): Likewise. Don't subreg when we're
13575 setting fewer regs than a multi-reg requires.
13577 2012-06-27 Richard Henderson <rth@redhat.com>
13579 * config/alpha/alpha.c (alpha_dimode_u): New.
13580 (alpha_init_builtins): Initialize it, and use it.
13581 (alpha_fold_builtin_cmpbge): Use alpha_dimode_u.
13582 (alpha_fold_builtin_zapnot, alpha_fold_builtin_insxx): Likewise.
13583 (alpha_fold_vector_minmax, alpha_fold_builtin_perr): Likewise.
13584 (alpha_fold_builtin_pklb, alpha_fold_builtin_pkwb): Likewise.
13585 (alpha_fold_builtin_unpkbl, alpha_fold_builtin_unpkbw): Likewise.
13586 (alpha_fold_builtin_cttz, alpha_fold_builtin_ctlz): Likewise.
13587 (alpha_fold_builtin_ctpop): Likewise.
13588 (alpha_fold_builtin_umulh): Remove.
13589 (alpha_fold_builtin): Use MULT_HIGHPART_EXPR for UMULH; fix
13590 typo in MAX_ARGS check.
13592 2012-06-27 Richard Henderson <rth@redhat.com>
13594 * tree.def (MULT_HIGHPART_EXPR): New.
13595 * cfgexpand.c (expand_debug_expr): Ignore it.
13596 * expr.c (expand_expr_real_2): Handle it.
13597 * fold-const.c (int_const_binop_1): Likewise.
13598 * optabs.c (optab_for_tree_code): Likewise.
13599 * tree-cfg.c (verify_gimple_assign_binary): Likewise.
13600 * tree-inline.c (estimate_operator_cost): Likewise.
13601 * tree-pretty-print.c (dump_generic_node): Likewise.
13602 (op_code_prio, op_symbol_code): Likewise.
13603 * tree.c (commutative_tree_code): Likewise. Also handle
13604 WIDEN_MULT_EXPR, VEC_WIDEN_MULT_HI_EXPR, VEC_WIDEN_MULT_LO_EXPR.
13606 2012-06-27 Richard Henderson <rth@redhat.com>
13609 * config/i386/i386.c (ix86_rtx_costs): Fix typo vs UNITS_PER_WORD
13610 in 2012-06-23 change. Adjust two other DImode tests as well.
13612 2012-06-27 Nick Clifton <nickc@redhat.com>
13614 * config/rx/rx.md (comparesi3_extend): Remove = modifier from
13617 2012-06-27 Richard Guenther <rguenther@suse.de>
13619 PR middle-end/53676
13620 * tree-chrec.c (chrec_convert_1): Represent truncation to
13621 a type with undefined overflow as truncation to an unsigned
13622 type converted to the type with undefined overflow.
13623 * tree-scalar-evolution.c (interpret_rhs_expr): For computing
13624 the scalar evolution of a truncated widened operation avoid
13625 looking at the non-existing evolution of the widened operation
13628 2012-06-27 Richard Guenther <rguenther@suse.de>
13630 PR tree-optimization/53774
13631 * tree-ssa-reassoc.c (get_rank): All default defs have
13633 (init_reassoc): Precompute rank for all SSA default defs.
13635 2012-06-27 Nick Clifton <nickc@redhat.com>
13637 * config/rx/rx.md (simple_return): Use the simple_return rtx.
13639 2012-06-26 Richard Henderson <rth@redhat.com>
13641 * config/i386/i386.c (ix86_rtx_costs): Use standard_sse_constant_p
13642 and don't fall thru from standard_80387_constant_p to the memory
13645 2012-06-26 Richard Henderson <rth@redhat.com>
13647 * config/i386/i386.c (bdesc_args): Update. Change
13648 IX86_BUILTIN_VEC_WIDEN_SMUL_ODD_V4SI to OPTION_MASK_ISA_SSE2.
13649 (IX86_BUILTIN_VEC_WIDEN_SMUL_EVEN_V4SI): New.
13650 (ix86_builtin_mul_widen_even): Use it.
13651 (ix86_builtin_mul_widen_odd): Relax SMUL_ODD from sse4 to sse2.
13652 (ix86_expand_mul_widen_evenodd): Handle signed for sse2.
13653 * config/i386/sse.md (vec_widen_<s>mult_hi_<V124_AVX2>): Allow
13655 (vec_widen_<s>mult_lo_<V124_AVX2>): Likewise.
13656 (vec_widen_<s>mult_odd_<VI4_AVX2>): Likewise. Relax from V124_AVX2.
13657 (vec_widen_smult_even_v4si): New.
13659 2012-06-26 Richard Henderson <rth@redhat.com>
13661 * config/i386/sse.md (mul<VI8_AVX2>3): Change from insn_and_split
13662 to expander; move guts to ...
13663 * config/i386/i386.c (ix86_expand_sse2_mulvxdi3): ... here. Add
13664 highparts before shifting up.
13665 * config/i386/i386-protos.h: Update.
13667 2012-06-26 Steven Bosscher <steven@gcc.gnu.org>
13669 * system.h (USE_COMMON_FOR_ONE_ONLY): Poison.
13670 * defaults.h (USE_COMMON_FOR_ONE_ONLY): Do not provide default.
13671 * config/darwin.h (USE_COMMON_FOR_ONE_ONLY): Do not define.
13673 2012-06-26 Alexandre Oliva <aoliva@redhat.com>
13675 * var-tracking.c (vt_add_function_parameter): Use a preserved
13676 VALUE for the MEM address of an incoming parameter.
13678 2012-06-26 Sterling Augustine <saugustine@google.com>
13680 * dwarf2out.c (output_pubnames): Add check for DW_TAG_enumerator.
13681 (prune_unused_types): Likewise.
13683 2012-06-26 Steven Bosscher <steven@gcc.gnu.org>
13685 * system.h (UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP,
13686 UNALIGNED_LONG_ASM_OP, UNALIGNED_DOUBLE_INT_ASM_OP): Poison.
13687 * vmsdbgout.c (UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP,
13688 UNALIGNED_LONG_ASM_OP, UNALIGNED_DOUBLE_INT_ASM_OP): Rename to
13689 VMS_UNALIGNED_SHORT_ASM_OP, VMS_UNALIGNED_INT_ASM_OP,
13690 VMS_UNALIGNED_LONG_ASM_OP, and VMS_UNALIGNED_DOUBLE_INT_ASM_OP.
13691 * config/microblaze/microblaze.h (UNALIGNED_SHORT_ASM_OP,
13692 UNALIGNED_INT_ASM_OP, UNALIGNED_DOUBLE_INT_ASM_OP): Do not define.
13693 * doc/tm.texi.in: Remove UNALIGNED_INT_ASM_OP reference from the
13695 * doc/tm.texi: Regenerate.
13696 * doc/cpp.texi: Make example for #error generic.
13697 * config/frv/frv.h: Fix example text to match tm.texi.
13699 2012-06-26 Bill Schmidt <wschmidt@linux.ibm.com>
13701 * tree-pass.h (pass_strength_reduction): New decl.
13702 * tree-ssa-loop-ivopts.c (initialize_costs): Make non-static.
13703 (finalize_costs): Likewise.
13704 * timevar.def (TV_TREE_SLSR): New timevar.
13705 * gimple-ssa-strength-reduction.c: New.
13706 * tree-flow.h (initialize_costs): New decl.
13707 (finalize_costs): Likewise.
13708 * Makefile.in (tree-ssa-strength-reduction.o): New dependencies.
13709 * passes.c (init_optimization_passes): Add pass_strength_reduction.
13711 2012-06-26 Matt Turner <mattst88@gmail.com>
13713 * doc/extend.texi (__builtin_arm_tinsrb): Add missing second parameter.
13714 (__builtin_arm_tinsrh): Likewise.
13715 (__builtin_arm_tinsrw): Likewise.
13716 (__builtin_arm_wsadb): Add missing v2si parameter.
13717 (__builtin_arm_wsadh): Likewise.
13718 (__builtin_arm_getwcx): Delete.
13719 (__builtin_arm_setwcx): Delete.
13720 (__builtin_arm_getwcgr0): Add.
13721 (__builtin_arm_getwcgr1): Add.
13722 (__builtin_arm_getwcgr2): Add.
13723 (__builtin_arm_getwcgr3): Add.
13724 (__builtin_arm_setwcgr0): Add.
13725 (__builtin_arm_setwcgr1): Add.
13726 (__builtin_arm_setwcgr2): Add.
13727 (__builtin_arm_setwcgr3): Add.
13729 2012-06-26 Richard Guenther <rguenther@suse.de>
13732 2012-06-21 Richard Guenther <rguenther@suse.de>
13734 * tree-inline.c (estimate_num_insns): Estimate call cost for
13735 tailcalls properly.
13737 2012-06-26 Steven Bosscher <steven@gcc.gnu.org>
13740 * doc/tm.texi.in: Document LOGICAL_OP_NON_SHORT_CIRCUIT.
13741 * doc/tm.texi: Regenerate.
13743 2012-06-26 Steven Bosscher <steven@gcc.gnu.org>
13746 * config/mips/mips.h: Do not define ALL_COP_ADDITIONAL_REGISTER_NAMES.
13747 * config/frv/frv.h: Do not define REVERSE_CONDEXEC_PREDICATES_P.
13748 * doc/tm.texi.in: Remove documentation for unused target macros
13749 ALL_COP_ADDITIONAL_REGISTER_NAMES, DBX_OUTPUT_LBRAC, DBX_OUTPUT_NFUN,
13750 DBX_OUTPUT_RBRAC, RANGE_TEST_NON_SHORT_CIRCUIT, REAL_VALUE_TRUNCATE,
13751 REVERSE_CONDEXEC_PREDICATES_P, TARGET_ALIGN_ANON_BITFIELDS, and
13752 TARGET_NARROW_VOLATILE_BITFIELDS.
13753 Document that MD_HANDLE_UNWABI is a macro in libgcc.
13754 * doc/tm.texi: Regenerate.
13755 * system.h: Poison target macros
13756 ALL_COP_ADDITIONAL_REGISTER_NAMES, DBX_OUTPUT_LBRAC, DBX_OUTPUT_NFUN,
13757 DBX_OUTPUT_RBRAC, RANGE_TEST_NON_SHORT_CIRCUIT, REAL_VALUE_TRUNCATE,
13758 REVERSE_CONDEXEC_PREDICATES_P, TARGET_ALIGN_ANON_BITFIELDS, and
13759 TARGET_NARROW_VOLATILE_BITFIELDS
13761 2012-06-26 Jan Hubicka <jh@suse.cz>
13764 * cgraph.h (varpool_can_remove_if_no_refs): Fix handling of
13767 2012-06-26 Dehao Chen <dehao@google.com>
13769 * tree-inline.c: (expand_call_inline): Ensure that lexical block's
13770 source location is consistant with the call stmt.
13772 2012-06-26 Ulrich Weigand <ulrich.weigand@linaro.org>
13774 PR tree-optimization/53729
13775 PR tree-optimization/53636
13776 * tree-vect-slp.c (vect_slp_analyze_bb_1): Delay call to
13777 vect_verify_datarefs_alignment until after statements have
13778 been marked as relevant/irrelevant.
13779 * tree-vect-data-refs.c (vect_verify_datarefs_alignment):
13780 Skip irrelevant statements.
13781 (vect_enhance_data_refs_alignment): Use STMT_VINFO_RELEVANT_P
13782 instead of STMT_VINFO_RELEVANT.
13783 (vect_get_data_access_cost): Do not check for supportable
13784 alignment before calling vect_get_load_cost/vect_get_store_cost.
13785 * tree-vect-stmts.c (vect_get_store_cost): Do not abort when
13786 handling unsupported alignment.
13787 (vect_get_load_cost): Likewise.
13789 2012-06-25 Steven Bosscher <steven@gcc.gnu.org>
13791 * config/rl78/rl78.h: Do not undefine DONT_USE_BUILTIN_SETJMP.
13792 Do not define JMP_BUF_SIZE.
13794 2012-06-26 Jakub Jelinek <jakub@redhat.com>
13796 PR tree-optimization/53748
13797 * tree-ssa-phiopt.c (conditional_replacement): Only optimize
13798 if arg0/arg1 have integral or pointer types.
13800 2012-06-25 Richard Henderson <rth@redhat.com>
13802 * config/i386/sse.md (sse2_sse4_1): Remove code attr.
13803 (<s>dot_prodv4si, <s>dot_prodv8si): Remove
13804 (sdot_prodv4si): New; handle only XOP.
13806 2012-06-25 Richard Henderson <rth@redhat.com>
13808 * config/i386/i386-builtin-types.def (V4UDI, V8USI): New.
13809 (V2UDI_FUNC_V4USI_V4USI): New.
13810 (V4UDI_FUNC_V8USI_V8USI): New.
13811 * config/i386/i386.c (ix86_expand_args_builtin): Handle them.
13812 (IX86_BUILTIN_VEC_WIDEN_SMUL_ODD_V4SI): New.
13813 (IX86_BUILTIN_VEC_WIDEN_SMUL_ODD_V8SI): New.
13814 (IX86_BUILTIN_VEC_WIDEN_UMUL_ODD_V4SI): New.
13815 (IX86_BUILTIN_VEC_WIDEN_UMUL_ODD_V8SI): New.
13816 (IX86_BUILTIN_VEC_WIDEN_UMUL_EVEN_V4SI): New.
13817 (IX86_BUILTIN_VEC_WIDEN_UMUL_EVEN_V8SI): New.
13818 (bdesc_args): Add them.
13819 (ix86_builtin_mul_widen_even, ix86_builtin_mul_widen_odd): New.
13820 (TARGET_VECTORIZE_BUILTIN_MUL_WIDEN_EVEN): New.
13821 (TARGET_VECTORIZE_BUILTIN_MUL_WIDEN_ODD): New.
13822 (ix86_expand_mul_widen_evenodd): Use xop_pmacsdqh.
13823 * config/i386/sse.md (vec_widen_<s>mult_odd_<V124_AVX2>): New.
13825 2012-06-25 Richard Henderson <rth@redhat.com>
13827 * config/i386.sse.md (mul<VI4_AVX2>3): Use xop_pmacsdd.
13829 2012-06-25 Richard Henderson <rth@redhat.com>
13831 * config/i386/i386.c (ix86_rtx_costs) [MULT]: Only apply XOP cost
13833 (ix86_expand_vec_interleave): New.
13834 (ix86_expand_mul_widen_evenodd): New.
13835 (ix86_expand_mul_widen_hilo): New.
13836 (ix86_expand_sse2_mulv4si3): Use ix86_expand_mul_widen_evenodd.
13837 * config/i386/i386.md (u_bool) New code attr.
13838 * config/i386/predicates.md
13839 (nonimmediate_or_const_vector_operand): Remove.
13840 * config/i386/sse.md (mul<VI4_AVX2>3): Don't use it; don't test
13841 both AVX and SSE4_1.
13842 (vec_widen<s>mult_hi_<VI2_AVX2>): Remove.
13843 (vec_widen<s>mult_lo_<VI2_AVX2>): Remove.
13844 (vec_widen<s>mult_hi_v8si): Remove.
13845 (vec_widen<s>mult_lo_v8si): Remove.
13846 (vec_widen_smult_hi_v4si): Remove.
13847 (vec_widen_smult_lo_v4si): Remove.
13848 (vec_widen_umult_hi_v4si): Remove.
13849 (vec_widen_umult_lo_v4si): Remove.
13850 (vec_widen_<s>mult_hi_<VI124_AVX2>): New.
13851 (vec_widen_<s>mult_lo_<VI124_AVX2>): New.
13852 * config/i386/i386-protos.h: Update.
13854 2012-06-25 Christophe Lyon <christophe.lyon@st.com>
13856 * config/arm/neon.md (UNSPEC_VLD1_DUP): Remove.
13857 (neon_vld1_dup): Restrict to VQ operands.
13858 (neon_vld1_dupv2di): New, fixes vld1q_dup_s64.
13860 2012-06-25 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
13861 James Greenhalgh <james.greenhalgh@arm.com>
13863 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Add new built-ins.
13864 (TARGET_FMA): New macro.
13865 (TARGET_ARM_QBIT, TARGET_ARM_SAT): Likewise.
13866 (TARGET_ARM_ARCH): Likewise.
13867 (TARGET_ARM_ARCH_ISA_THUMB): Likewise.
13868 (TARGET_V6M, TARGET_V7M): Likewise.
13869 (TARGET_ARM_ARCH_PROFILE): Likewise.
13870 (TARGET_ARM_FEATURE_LDREX): Likewise.
13871 (TARGET_ARM_FP, TARGET_NEON_FP): Likewise.
13872 (ARM_MIN_ENUM_SIZE): Likewise.
13873 * config/arm/arm.c (arm_file_start): Refactor appropriately.
13874 (base_architecture): New enumeration.
13875 (arm_base_arch): New global variable.
13876 (processors): Add field base_arch.
13877 (ARM_ARCH, ARM_CORE): Adjust accordingly.
13878 (arm_option_override): Add initialization of arm_base_arch.
13879 * doc/cpp.texi (system-specific predefined macros.): Change.
13881 2012-06-25 Jakub Jelinek <jakub@redhat.com>
13884 * config/i386/sse.md (sse_loadlps): Use x m x constraints instead
13885 of x x x in the vmovlps load alternative.
13887 2012-06-25 Richard Sandiford <rdsandiford@googlemail.com>
13890 * df.h (dead_debug_add): Remove third argument.
13891 * df-problems.c (dead_debug_add): Likewise. Use the REGNO of the
13892 REG that we want to replace instead.
13893 (dead_debug_insert_temp): Use the REGNO of the reg that we want
13894 to replace instead of DF_REF_REGNO. Require there to always be
13895 at least one such use. Check for cases where the same location
13896 has more than df_ref associated with it.
13897 (df_note_bb_compute): Remove third dead_debug_add argument.
13898 * dce.c (word_dce_process_block): Likewise.
13900 2012-06-25 Steven Bosscher <steven@gcc.gnu.org>
13902 * config/v850/v850.c: Remove redundant extern declarations for
13903 last_assemble_variable_decl and size_directive_output.
13905 * doc/tm.texi.in: Document JMP_BUF_SIZE.
13906 * doc/tm.texi: Regenerate.
13907 * config/sparc/sparc.h (JMP_BUF_SIZE): Do not define.
13908 * config/pa/pa.h (JMP_BUF_SIZE): Likewise.
13909 * config/stormy16/stormy16.h: Likewise.
13911 * config/picochip/picochip.c: Do not define DONT_USE_BUILTIN_SETJMP.
13913 * doc/sourcebuild.texi: Add missing subdirectories.
13915 2012-06-25 Tristan Gingold <gingold@adacore.com>
13917 * config/i386/i386.h: Fix typo.
13919 2012-06-25 Tristan Gingold <gingold@adacore.com>
13921 * config/i386/winnt.c (i386_pe_seh_end_prologue): Move code to ...
13922 (seh_cfa_adjust_cfa): ... that function.
13923 (seh_emit_stackalloc): Do not emit out of range values.
13924 * config/i386/i386.md: Delete unused UNSPEC_REG_SAVE,
13925 UNSPEC_DEF_CFA constants.
13926 * config/i386/i386.h (SEH_MAX_FRAME_SIZE): Define.
13927 * config/i386/i386.c (ix86_frame_pointer_required): Required
13928 for very large frames on SEH target.
13929 (ix86_compute_frame_layout): Save area is before frame pointer
13930 on SEH target. Handle very large frames.
13931 (ix86_expand_prologue): Likewise.
13933 2012-06-24 Steven Bosscher <steven@gcc.gnu.org>
13935 * output.h: (current_function_is_leaf,
13936 current_function_sp_is_unchanging,
13937 current_function_uses_only_leaf_regs): Remove.
13938 * function.c (current_function_is_leaf,
13939 current_function_sp_is_unchanging,
13940 current_function_uses_only_leaf_regs): Remove.
13941 (rest_of_handle_check_leaf_regs): Set crtl->uses_only_leaf_regs
13942 instead of current_function_uses_only_leaf_regs.
13943 * function.h (struct rtl_data): New fields sp_is_unchanging,
13944 is_leaf, uses_only_leaf_regs.
13945 * resource.c (init_resource_info): Replace current_function_is_leaf,
13946 current_function_sp_is_unchanging, and
13947 current_function_uses_only_leaf_regs with new crtl fields.
13948 * sdbout.c (sdbout_symbol): Likewise.
13949 * df-core.c (rest_of_handle_df_initialize): Likewise.
13950 * ira.c (ira): Likewise.
13951 * final.c (final_start_function): Likewise.
13952 * reorg.c (fill_simple_delay_slots): Likewise.
13953 * regrename.c (check_new_reg_p): Likewise.
13954 * stack-ptr-mod.c (notice_stack_pointer_modification_1): Likewise.
13955 (notice_stack_pointer_modification): Likewise.
13956 * dbxout.c (dbxout_symbol): Likewise.
13957 (dbxout_parms): Likewise.
13958 * sel-sched.c (init_regs_for_mode): Likewise.
13959 * dwarf2out.c (dbx_reg_number): Likewise.
13960 (multiple_reg_loc_descriptor): Likewise.
13961 * config/i386/i386.c (ix86_frame_pointer_required): Likewise.
13962 (gen_pop): Likewise.
13963 (ix86_select_alt_pic_regnum): Likewise.
13964 (ix86_compute_frame_layout): Likewise.
13965 (ix86_finalize_stack_realign_flags): Likewise.
13966 (ix86_expand_epilogue): Likewise.
13967 * config/rs6000/rs6000.c (rs6000_stack_info): Likewise.
13968 * config/h8300/h8300.c (byte_reg): Likewise.
13969 * config/c6x/c6x.c (must_reload_pic_reg_p): Likewise.
13970 (c6x_save_reg): Likewise.
13971 (c6x_compute_frame_layout): Likewise.
13972 * config/pa/pa.c (pa_compute_frame_size): Likewise.
13973 (pa_output_function_prologue): Likewise.
13974 * config/stormy16/stormy16.c (struct xstormy16_stack_layout): Likewise.
13975 * config/sparc/sparc.md (attr "leaf_function"): Likewise.
13976 * config/sparc/sparc.c (sparc_initial_elimination_offset): Likewise.
13977 (sparc_expand_prologue): Likewise.
13978 (sparc_flat_expand_prologue): Likewise.
13979 (sparc_asm_function_prologue): Likewise.
13980 (sparc_output_mi_thunk): Likewise.
13981 (sparc_frame_pointer_required): Likewise.
13982 * config/epiphany/epiphany.c (epiphany_compute_function_type):
13984 (epiphany_compute_frame_size): Likewise.
13985 * config/lm32/lm32.c (lm32_compute_frame_size): Likewise.
13986 * config/cris/cris.c (cris_md_asm_clobbers): Likewise.
13987 (cris_frame_pointer_required): Likewise.
13988 * config/tilepro/tilepro.c (emit_sp_adjust): Likewise.
13989 (tilepro_current_function_is_leaf): Likewise.
13990 * config/arm/arm.c (arm_compute_save_reg0_reg12_mask): Likewise.
13991 * config/pdp11/pdp11.c (pdp11_expand_epilogue): Likewise.
13992 * config/ia64/ia64.c (find_gr_spill): Likewise.
13993 (ia64_compute_frame_size): Likewise.
13994 (ia64_can_eliminate): Likewise.
13995 (ia64_initial_elimination_offset): Likewise.
13996 * config/m68k/m68k.c (m68k_save_reg): Likewise.
13997 (m68k_expand_epilogue): Likewise.
13998 * config/rx/rx.c (rx_get_stack_layout): Likewise.
13999 * config/tilegx/tilegx.c (tilegx_current_function_is_leaf): Likewise.
14000 * config/picochip/picochip.c (picochip_can_eliminate_link_sp_save):
14002 (picochip_output_frame_debug): Likewise.
14003 * config/sh/sh.c (sh_media_register_for_return): Likewise.
14004 (sh_allocate_initial_value): Likewise.
14005 (sh_output_mi_thunk): Likewise.
14006 * config/microblaze/microblaze.c (microblaze_must_save_register):
14008 (compute_frame_size): Likewise.
14009 (microblaze_initial_elimination_offset): Likewise.
14010 (microblaze_expand_prologue): Likewise.
14011 (microblaze_expand_epilogue): Likewise.
14012 * config/frv/frv.c (frv_expand_epilogue): Likewise.
14013 (frv_frame_pointer_required): Likewise.
14014 * config/spu/spu.c (get_pic_reg): Likewise.
14015 (direct_return): Likewise.
14016 (spu_expand_prologue): Likewise.
14017 (spu_expand_epilogue): Likewise.
14018 (spu_initial_elimination_offset): Likewise.
14019 * config/mips/mips.c (mips_global_pointer): Likewise.
14020 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
14021 (mips_compute_frame_info): Likewise.
14022 * config/mep/mep.c (mep_interrupt_saved_reg): Likewise.
14023 (mep_reload_pointer): Likewise.
14024 * config/rl78/rl78.c (need_to_save): Likewise.
14025 * config/cr16/cr16.c (cr16_compute_save_regs): Likewise.
14026 * config/score/score.c (score_compute_frame_size): Likewise.
14027 (score_function_prologue): Likewise.
14028 * config/bfin/bfin.c (must_save_p): Likewise.
14029 (expand_prologue_reg_save): Likewise.
14030 (expand_epilogue_reg_restore): Likewise.
14031 (bfin_frame_pointer_required): Likewise.
14032 (n_regs_saved_by_prologue): Likewise.
14033 (add_to_reg): Likewise.
14034 (expand_interrupt_handler_prologue): Likewise.
14035 (expand_interrupt_handler_epilogue): Likewise.
14036 (bfin_expand_prologue): Likewise.
14037 * config/avr/avr.c (avr_regs_to_save): Likewise.
14038 (avr_prologue_setup_frame): Likewise.
14039 (expand_epilogue): Likewise.
14040 * config/s390/s390.c (s390_regs_ever_clobbered): Likewise.
14041 (s390_register_info): Likewise.
14042 (s390_frame_info): Likewise.
14043 (s390_init_frame_layout): Likewise.
14044 (s390_emit_prologue): Likewise.
14047 2012-06-24 Steven Bosscher <steven@gcc.gnu.org>
14049 * system.h: Poison ASM_BYTE_OP and ASM_OUTPUT_BYTE.
14050 * vmsdbgout: Do not undefine it if defined.
14051 Rename local ASM_BYTE_OP definition to VMS_ASM_BYTE_OP.
14052 * config/microblaze/microblaze/h: Do no define ASM_BYTE_OP.
14053 * config/mep/mep.h: Do not define ASM_OUTPUT_BYTE.
14055 2012-06-24 Richard Sandiford <rdsandiford@googlemail.com>
14057 * config/mips/mips.c (mips_process_sync_loop): Add missing enum cast.
14059 2012-06-23 Richard Henderson <rth@redhat.com>
14062 * config/i386/i386.c (ix86_rtx_costs): Add reasonable costs for
14063 V*QImode shifts and multiply.
14064 (ix86_expand_vecop_qihi): Support shifts.
14065 * config/i386/i386.md (any_shift): New code iterator.
14066 * config/i386/sse.md (ashlv16qi3): Merge ...
14067 (<any_shiftrt>v16qi3): ... into ...
14068 (<any_shift><VI1_AVX2>3): ... here. Use ix86_expand_vecop_qihi
14069 to support SSE and AVX.
14071 * config/i386/i386.c (ix86_expand_sse_unpack): Split operands[]
14072 parameter into src and dest.
14073 * config/i386/sse.md (vec_unpacku_hi_<V124_AVX2>): Update call.
14074 (vec_unpacks_hi_<V124_AVX2>): Likewise.
14075 (vec_unpacku_lo_<V124_AVX2>): Likewise.
14076 (vec_unpacks_lo_<V124_AVX2>): Likewise.
14077 * config/i386/i386-protos.h: Update.
14079 * config/i386/sse.md (mul<VI1_AVX2>3): Change from insn_and_split to
14080 pure expander; move expansion code ...
14081 * config/i386/i386.c (ix86_expand_vecop_qihi): ... here. New function.
14082 * config/i386/i386-protos.h: Update.
14084 2012-06-22 Edmar Wienskoski <edmar@freescale.com>
14086 * config/rs6000/rs6000.md (define_attr "type"): New type popcnt.
14087 (popcntb<mode>2): Add attribute type popcnt.
14088 (popcntd<mode>2): Ditto.
14089 * config/rs6000/power4.md (define_insn_reservation): Add type popcnt.
14090 * config/rs6000/power5.md (define_insn_reservation): Ditto.
14091 * config/rs6000/power7.md (define_insn_reservation): Ditto.
14092 * config/rs6000/476.md (define_insn_reservation): Ditto.
14093 * config/rs6000/power6.md (define_insn_reservation): New
14094 reservation for popcnt instructions.
14096 2012-06-22 H.J. Lu <hongjiu.lu@intel.com>
14098 * doc/invoke.texi: Update -mpreferred-stack-boundary=3 warning.
14100 2012-06-22 H.J. Lu <hongjiu.lu@intel.com>
14103 * doc/invoke.texi: Add a warning for -mpreferred-stack-boundary=3.
14105 * config/i386/i386.c (ix86_option_override_internal): Allow
14106 -mpreferred-stack-boundary=3 for 64-bit if SSE is disabled.
14108 * config/i386/i386.h (MIN_STACK_BOUNDARY): Set to 64 for 64-bit
14109 if SSE is disabled.
14111 2012-06-22 Bill Schmidt <wschmidt@linux.ibm.com>
14113 * double-int.c (double_int_multiple_of): New function.
14114 * double-int.h (double_int_multiple_of): New decl.
14115 * tree-ssa-loop-ivopts.c (add_cost, zero_cost): Remove undefs.
14116 (mbc_entry_hash): New forward decl.
14117 (mbc_entry_eq): Likewise.
14118 (zero_cost): Change to no_cost.
14119 (mult_costs): New static var.
14120 (cost_tables_exist): Likewise.
14121 (initialize_costs): New function.
14122 (finalize_costs): Likewise.
14123 (tree_ssa_iv_optimize_init): Call initialize_costs.
14124 (add_cost): Change to add_regs_cost; distinguish costs by speed.
14125 (multiply_regs_cost): New function.
14126 (add_const_cost): Likewise.
14127 (extend_or_trunc_reg_cost): Likewise.
14128 (negate_reg_cost): Likewise.
14129 (multiply_by_cost): Change to multiply_by_const_cost; distinguish
14131 (get_address_cost): Change add_cost to add_regs_cost; change
14132 multiply_by_cost to multiply_by_const_cost.
14133 (force_expr_to_var_cost): Change zero_cost to no_cost; change
14134 add_cost to add_regs_cost; change multiply_by_cost to
14135 multiply_by_const_cost.
14136 (split_cost): Change zero_cost to no_cost.
14137 (ptr_difference_cost): Likewise.
14138 (difference_cost): Change zero_cost to no_cost; change multiply_by_cost
14139 to multiply_by_const_cost.
14140 (get_computation_cost_at): Change add_cost to add_regs_cost; change
14141 multiply_by_cost to multiply_by_const_cost.
14142 (determine_use_iv_cost_generic): Change zero_cost to no_cost.
14143 (determine_iv_cost): Change add_cost to add_regs_cost.
14144 (iv_ca_new): Change zero_cost to no_cost.
14145 (tree_ssa_iv_optimize_finalize): Call finalize_costs.
14146 * tree-ssa-address.c (most_expensive_mult_to_index): Change
14147 multiply_by_cost to multiply_by_const_cost.
14148 * tree-flow.h (multiply_by_cost): Change to multiply_by_const_cost.
14149 (add_regs_cost): New decl.
14150 (multiply_regs_cost): Likewise.
14151 (add_const_cost): Likewise.
14152 (extend_or_trunc_reg_cost): Likewise.
14153 (negate_reg_cost): Likewise.
14155 2012-06-22 Richard Guenther <rguenther@suse.de>
14157 Merge from graphite branch
14158 2011-08-10 Sebastian Pop <sebpop@gmail.com>
14160 * graphite-sese-to-poly.c (build_scop_drs): Fix memory leak.
14162 2012-01-13 Tobias Grosser <tobias@grosser.es>
14164 * tree-flow.h (parallelized_function_p): Declare.
14165 * tree-parloops.c (parallelized_function_p): Export.
14166 * graphite.c (graphite_transform_loops): Do not run graphite on
14167 already parallel functions.
14169 2012-06-22 Alan Modra <amodra@gmail.com>
14171 * config/rs6000/rs6000.c (rs6000_pre_atomic_barrier): Pass in and
14172 return mem. Convert to indirect addressing if not indirect or
14173 indexed. Adjust all callers.
14175 2012-06-22 Richard Guenther <rguenther@suse.de>
14177 * gcov-iov.c: Include bconfig.h and system.h.
14179 2012-06-22 Andreas Schwab <schwab@linux-m68k.org>
14181 * doc/include/texinfo.tex: Update to version 2012-06-05.14.
14183 2012-06-22 Richard Guenther <rguenther@suse.de>
14185 PR gcov-profile/53744
14186 * gcov-iov.c (main): Treat "" and "prerelease" the same.
14188 2012-06-22 Eric Botcazou <ebotcazou@adacore.com>
14191 * dwarf2out.c (gen_compile_unit_die): Use DW_LANG_Fortran90 as language
14192 for GNU Fortran if in strict DWARF2 mode.
14194 2012-06-22 Eric Botcazou <ebotcazou@adacore.com>
14196 * tree-ssa-live.c (remove_unused_scope_block_p): Remove again
14197 DECL_IGNORED_P non-reg vars even if they are used.
14199 2012-06-21 Alexandre Oliva <aoliva@redhat.com>
14203 * var-tracking.c (vt_get_canonicalize_base): New.
14204 (vt_canonicalize_addr, vt_stack_offset_p): New.
14205 (vt_canon_true_dep): New.
14206 (drop_overlapping_mem_locs): Use vt_canon_true_dep.
14207 (clobber_overlaping_mems): Use vt_canonicalize_addr.
14209 2012-06-21 Alexandre Oliva <aoliva@redhat.com>
14213 * var-tracking.c (vt_initialize): Record initial offset between
14214 arg pointer and stack pointer.
14216 2012-06-21 Alexandre Oliva <aoliva@redhat.com>
14220 * var-tracking.c (vt_init_cfa_base): Drop redundant recording of
14223 2012-06-21 Alexandre Oliva <aoliva@redhat.com>
14227 * alias.c (memrefs_conflict_p): Improve handling of AND for alignment.
14229 2012-06-21 Alexandre Oliva <aoliva@redhat.com>
14231 * ddg.c (build_intra_loop_deps): Discard deps of nondebug on debug.
14233 2012-06-21 Alexandre Oliva <aoliva@redhat.com>
14236 * cselib.c (promote_debug_loc): Don't crash on NULL argument.
14238 2012-06-21 Meador Inge <meadori@codesourcery.com>
14241 * c-decl.c (c_push_function_context): Restore the behavior to reuse
14242 the language function allocated for -Wunused-local-typedefs.
14243 (c_pop_function_context): If necessary, clear the language function
14244 created in c_push_function_context. Always clear out the
14245 x_cur_stmt_list field of the restored language function.
14247 2012-06-21 Sterling Augustine <saugustine@google.com>
14248 Cary Coutant <ccoutant@google.com>
14250 * dwarf2out.c (is_cu_die, is_namespace_die, is_class_die,
14251 add_AT_pubnames, add_enumerator_pubname, want_pubnames): New functions.
14252 (comdat_type_struct): New field 'skeleton_die'.
14253 (breakout_comdat_types): Update it.
14254 (add_pubname): Rework logic. Call is_class_die, is_cu_die and
14255 is_namespace_die. Fix minor style violation. Call want_pubnames.
14256 (add_pubname_string): Call want_pubnames.
14257 (add_pubtype): Rework logic for calculating type name. Call
14258 is_namespace_die. Call want_pubnames.
14259 (output_pubnames): Move conditional logic deciding when to produce the
14260 section from dwarf2out_finish. Use new skeleton_die field.
14261 (base_type_die): Call add_pubtype.
14262 (gen_enumeration_type_die): Unconditionally call add_pubtype.
14263 (gen_subprogram_die): Adjust calls to add_pubname.
14264 (gen_namespace_die): Call add_pubname_string.
14265 (dwarf2out_finish): Call add_AT_pubnames; Move logic on when to
14266 produce pubnames and pubtypes sections to output_pubnames.
14267 * common.opt (-gpubnames): New option.
14268 * doc/invoke.texi: Document it.
14270 2012-06-21 Steven Bosscher <steven@gcc.gnu.org>
14272 * config/m32c/m32c-pragma.c: Remove unnecessary includes.
14274 2012-06-21 Michael Matz <matz@suse.de>
14276 PR middle-end/53688
14277 * builtins.c (get_memory_rtx): Always build an all-aliasing MEM_REF
14280 2012-06-21 Richard Guenther <rguenther@suse.de>
14282 * tree-inline.c (estimate_num_insns): Estimate call cost for
14283 tailcalls properly.
14285 2012-06-20 Rüdiger Sonderfeld <ruediger@c-plusplus.de>
14287 * tree.h (DECL_SOURCE_COLUMN): New accessor.
14289 2012-06-20 Uros Bizjak <ubizjak@gmail.com>
14291 * config/i386/i386.md (SINCOS): New int iterator.
14292 (sincos): New int attribute.
14293 (*<sincos>xf2_i387): Macroize insn from *{sin,cos}xf2_i387 using
14294 SINCOS int iterator.
14295 (*<sincos>_extend<mode>xf2_i387): Macroize insn from
14296 *{sin,cos}_extend<mode>xf2_i387 using SINCOS int iterator.
14298 2012-06-20 Uros Bizjak <ubizjak@gmail.com>
14300 * config/i386/i386.md (RDFSGSBASE): New int iterator.
14301 (WRFSGSBASE): Ditto.
14302 (fsgs): New int attribute.
14303 (rd<fsgs>base<mode>): Macroize insn from rd<fsgs>base<mode> using
14304 RDFSGSBASE int iterator.
14305 (wr<fsgs>base<mode>): Macroize insn from wr<fsgs>base<mode> using
14306 WRFSGSBASE int iterator.
14308 2012-06-20 Uros Bizjak <ubizjak@gmail.com>
14310 * config/i386/i386.md (<rounding_insn><mode>2): Macroize expander
14311 from {floor,ceil,btrunc}<mode>2 using FIST_ROUNDING int iterator.
14312 (l<rounding_insn><MODEF:mode><SWI48:mode>2): Macroize expander
14313 from l{floor,ceil}<MODEF:mode><SWI48:mode>2 using FIST_ROUNDING
14316 2012-06-20 Steven Bosscher <steven@gcc.gnu.org>
14318 * system.h: Poison ASM_OUTPUT_IDENT and IDENT_ASM_OP.
14320 2012-06-20 Richard Guenther <rguenther@suse.de>
14322 PR tree-optimization/30318
14323 * tree-vrp.c (range_int_cst_p): Do not reject overflowed
14325 (range_int_cst_singleton_p): But explicitely here.
14326 (zero_nonzero_bits_from_vr): And here.
14327 (extract_range_from_binary_expr_1): Re-implement PLUS_EXPR
14328 to cover all cases we can perform arbitrary precision
14329 arithmetic with double-ints.
14330 (intersect_ranges): Handle adjacent anti-ranges.
14332 2012-06-20 Uros Bizjak <ubizjak@gmail.com>
14334 * config/i386/i386.md (rounding_insn): New int attribute.
14335 (<rounding_insn>xf2): Macroize insn from
14336 {floor,ceil,btrunc}xf2 using FRNDINT_ROUNDING int iterator.
14337 (l<rounding_insn>xf<mode>2): Rename from l<rounding>xf<mode>2.
14339 2012-06-20 Uros Bizjak <ubizjak@gmail.com>
14341 * config/i386/i386.md (IEEE_MAXMIN): New int iterator.
14342 (ieee_maxmin): New int attribute.
14343 (*ieee_s<ieee_maxmin><mode>3): Macroize insn from
14344 *ieee_s{max,min}<mode>3 using IEEE_MAXMIN int iterator.
14346 2012-06-20 Steven Bosscher <steven@gcc.gnu.org>
14348 * config/arm/arm.h (EMIT_EABI_ATTRIBUTE): Remove.
14349 * config/arm/arm.c: Do not include c-pragma.h.
14350 (arm_emit_eabi_attribute): New function based on EMIT_EABI_ATTRIBUTE.
14351 (arm_file_start): Replace uses of EMIT_EABI_ATTRIBUTE with calls
14352 to arm_emit_eabi_attribute.
14353 * arm-c.c: Do not include output.h.
14354 (arm_output_c_attributes): Replace use of EMIT_EABI_ATTRIBUTE with a
14355 call to arm_emit_eabi_attribute.
14356 * config/arm/arm-protos.h (arm_emit_eabi_attribute): Prototype it.
14358 2012-06-20 Richard Guenther <rguenther@suse.de>
14360 * tree-vect-data-refs.c (vect_can_force_dr_alignment_p):
14361 Allow adjusting alignment of user-aligned decls again.
14363 2012-06-20 Steven Bosscher <steven@gcc.gnu.org>
14365 * config/rl78/rl78-c.c: Remove unnecessary includes.
14367 2012-06-20 Steven Bosscher <steven@gcc.gnu.org>
14369 * config/cris/cris.c: Include cgraph.h.
14370 (cris_option_override): Do not set non-existing flag_no_gcc_ident.
14372 2012-06-19 Maxim Kuvyrkov <maxim@codesourcery.com>
14374 * emit-rtl.c (need_atomic_barrier_p): New function.
14375 * emit-rtl.h (need_atomic_barrier_p): Declare it.
14376 * config/alpha/alpha.c (alpha_{pre,post}_atomic_barrier): Use it.
14377 * config/arm/arm.c (arm_{pre,post}_atomic_barrier): Use it.
14378 * config/tilegx/tilegx.c (tile_{pre,post}_atomic_barrier): Use it.
14379 * config/mips/mips.c (mips_{pre,post}_atomic_barrier_p): Remove.
14380 (mips_process_sync_loop): Use generic version instead.
14382 2012-06-19 Maxim Kuvyrkov <maxim@codesourcery.com>
14384 * config/mips/mips.c (mips_process_sync_loop): Emit cmp result only if
14387 2012-06-19 Tom de Vries <vries@codesourcery.com>
14388 Maxim Kuvyrkov <maxim@codesourcery.com>
14390 * config/mips/constraints.md (ZR): New constraint.
14391 * config/mips/predicates.md (mem_noofs_operand): New predicate.
14392 * config/mips/mips.c (mips_print_operand): Handle new print modifier.
14393 * config/mips/mips.h (TARGET_XLP): Define.
14394 (TARGET_SYNC_AFTER_SC): Update.
14395 (ISA_HAS_SWAP, ISA_HAS_LDADD): Define.
14396 * config/mips/sync.md (atomic_exchange, atomic_fetch_add): Use
14397 XLP-specific swap and ldadd patterns.
14398 (atomic_exchange_swap, atomic_fetch_add_ldadd): New patterns.
14400 2012-06-19 Tom de Vries <vries@codesourcery.com>
14401 Maxim Kuvyrkov <maxim@codesourcery.com>
14403 * config/mips/mips.c (mips_emit_pre_atomic_barrier_p,)
14404 (mips_emit_post_atomic_barrier_p): New static functions.
14405 (mips_process_sync_loop): Use them. Emit sync memory barriers in
14406 accordance with memory model semantics. Add return of CMP result for
14408 * config/mips/mips.md: Update comment.
14409 (sync_cmp): New attribute.
14410 (sync_memmodel): New attribute replacing sync_release_barrier.
14411 * config/mips/sync.md (UNSPEC_ATOMIC_COMPARE_AND_SWAP,)
14412 (UNSPEC_ATOMIC_EXCHANGE, UNSPEC_ATOMIC_FETCH_OP): New constants.
14413 (sync_lock_test_and_set, test_and_set_12): Update.
14414 (atomic_compare_and_swap, atomic_exchange, atomic_exchange_llsc,)
14415 (atomic_fetch_add, atomic_fetch_add_llsc): New patterns.
14417 2012-06-19 Joseph Myers <joseph@codesourcery.com>
14419 * config/rs6000/spe.md (*mov_si<mode>_e500_subreg0): Rename to
14420 mov_si<mode>_e500_subreg0.
14421 (*mov_si<mode>_e500_subreg0_elf_low)
14422 (*mov_si<mode>_e500_subreg4_elf_low): New patterns.
14424 2012-06-19 Richard Henderson <rth@redhat.com>
14426 * config/alpha/alpha.c: Include params.h.
14427 (alpha_option_override): Initialize PARAM_L1_CACHE_LINE_SIZE,
14428 PARAM_L1_CACHE_SIZE, PARAM_L2_CACHE_SIZE for the cpu tuning.
14430 2012-06-19 Steven Bosscher <steven@gcc.gnu.org>
14432 * doc/tm.texi.in (TARGET_OBJC_DECLARE_UNRESOLVED_CLASS_REFERENCE,
14433 TARGET_OBJC_DECLARE_CLASS_DEFINITION): Add @hooks.
14434 (ASM_DECLARE_CLASS_REFERENCE, ASM_DECLARE_UNRESOLVED_REFERENCE):
14436 * doc/tm.texi: Regenerate.
14437 * config/darwin.h (ASM_OUTPUT_LABELREF): Remove special case for
14438 .objc_class_name_*.
14439 * config/darwin-c.c: Include target.h.
14440 (darwin_objc_declare_unresolved_class_reference): New function.
14441 (darwin_objc_declare_class_definition): New function.
14442 (TARGET_OBJC_DECLARE_UNRESOLVED_CLASS_REFERENCE): Define.
14443 (TARGET_OBJC_DECLARE_CLASS_DEFINITION): Define.
14445 2012-06-19 Steven Bosscher <steven@gcc.gnu.org>
14447 * target.def (output_ident): New hook.
14448 * targhooks.h (default_asm_output_ident_directive): Add prototype.
14449 * varasm.c (assemble_asm): Only prefix a tab if the string does not
14450 already start with one.
14451 (default_asm_output_ident_directive): New function to emit
14452 .ident as a top-level asm node while parsing, or directly to
14453 asm_out_file after parsing.
14454 * toplev.c (compile_file): Print a GCC .ident with
14455 targetm.asm_out.output_ident.
14456 * doc/tm.texi.in (ASM_OUTPUT_IDENT): Remove documentation for macro.
14457 (TARGET_ASM_OUTPUT_IDENT): Add @hook for this.
14458 * doc/tm.texi: Update.
14460 * config/elfos.h (ASM_OUTPUT_IDENT, IDENT_ASM_OP): Remove.
14461 (TARGET_ASM_OUTPUT_IDENT): Define.
14462 * config/i386/djgpp.h (IDENT_ASM_OP): Remove.
14463 * config/i386/gas.h (ASM_OUTPUT_IDENT): Remove.
14464 * config/arm/aout.h (ASM_OUTPUT_IDENT): Remove.
14465 * config/sparc/sparc.h (IDENT_ASM_OP): Remove.
14466 (TARGET_ASM_OUTPUT_IDENT): Define.
14467 * config/picochip/picochip.h (IDENT_ASM_OP): Remove.
14468 (TARGET_ASM_OUTPUT_IDENT): Define.
14470 * config/cris/cris-protos.h (cris_asm_output_ident): Add prototype.
14471 * config/cris/cris.c (cris_asm_output_ident): New function.
14472 * config/cris/cris.h (ASM_OUTPUT_IDENT, IDENT_ASM_OP): Remove.
14474 * config/microblaze/microblaze-protos.h (microblaze_asm_output_ident):
14476 * config/microblaze/microblaze.c: Include cgraph.h for add_asm_node.
14477 (microblaze_asm_output_ident): Rewrite to work similar to
14478 default_asm_output_ident_directive for front-end .idents.
14479 * config/microblaze/microblaze.h (ASM_OUTPUT_IDENT): Remove.
14480 (TARGET_ASM_OUTPUT_IDENT): Define.
14482 * config/mips/mips.h (ASM_OUTPUT_IDENT): Remove.
14483 * config/mips/sde.h (IDENT_ASM_OP, ASM_OUTPUT_IDENT): Remove.
14485 * config/rx/rx.c: Include cgraph.h for add_asm_node.
14486 (rx_asm_output_ident): New function, similar to
14487 default_asm_output_ident_directive, but handle AS100 syntax also, so
14488 that #ident also works for rx in AS100 syntax.
14489 (TARGET_ASM_OUTPUT_IDENT): Define.
14490 * config/rx/rx.h (IDENT_ASM_OP): Remove.
14492 * Makefile.in: Fix dependencies for c-family/c-lex.o.
14494 2012-06-19 Uros Bizjak <ubizjak@gmail.com>
14496 * config/i386/i386.md (FIST_ROUNDING): New int iterator.
14497 (rounding): Handle UNSPEC_FIST_{FLOOR,CEIL}.
14499 (*fist<mode>2_<rounding>_1): Macroize insn from
14500 *fist<mode>2_{floor,ceil}_1 using FIST_ROUNDING int iterator.
14501 (fistdi2_<rounding>): Macroize insn from
14502 fistdi2_{floor,ceil} using FIST_ROUNDING int iterator.
14503 (fistdi2_<rounding>_with_temp and splitters): Macroize insn and
14504 corresponding splitters from fistdi2_{floor,ceil} and corresponding
14505 splitters using FIST_ROUNDING int iterator.
14506 (fist<mode>2_<rounding>): Macroize insn from
14507 fist<mode>2_{floor,ceil} using FIST_ROUNDING int iterator.
14508 (fist<mode>2_<rounding>_with_temp and splitters): Macroize insn and
14509 corresponding splitters from fist<mode>2_{floor,ceil} and corresponding
14510 splitters using FIST_ROUNDING int iterator.
14511 (l<rounding>xf<mode>2): Macroize expander from l{floor,ceil}xf<mode>2
14512 using FIST_ROUNDING int iterator.
14514 2012-06-19 Richard Henderson <rth@redhat.com>
14516 * config/i386/i386-protos.h (ix86_expand_sse2_mulv4si3): Declare.
14517 * config/i386/i386.c (ix86_expand_sse2_mulv4si3): New.
14518 * config/i386/predicates.md (nonimmediate_or_const_vector_operand): New.
14519 * config/i386/sse.md (sse2_mulv4si3): Delete.
14520 (mul<VI4_AVX2>3): Use ix86_expand_sse2_mulv4si3 and
14521 nonimmediate_or_const_vector_operand.
14523 2012-06-19 Richard Henderson <rth@redhat.com>
14525 * expmed.c (struct init_expmed_rtl): Split ...
14526 (init_expmed_one_mode): ... out of ...
14527 (init_expmed): ... here. Initialize integer vector modes also.
14528 (synth_mult): Handle integer vector modes.
14529 (choose_mult_variant): Likewise.
14530 (expand_mult_const): Likewise.
14531 (expand_mult): Likewise.
14532 * machmode.h (GET_MODE_UNIT_BITSIZE): New.
14534 2012-06-19 Richard Henderson <rth@redhat.com>
14536 * config/i386/i386.c (ix86_rtx_costs): Handle CONST_VECTOR, and
14537 integral vector modes.
14539 2012-06-19 Uros Bizjak <ubizjak@gmail.com>
14541 * config/i386/i386.md (FRNDINT_ROUNDING): New int iterator.
14542 (rounding): New int attribute.
14544 (frndintxf2_<rounding>): Macroize insn from
14545 frndintxf2_{floor,ceil,trunc} using FRNDINT_ROUNDING int iterator.
14546 (frndintxf2_<rounding>_i387): Macroize insn from
14547 frndintxf2_{floor,ceil,trunc}_i387 using FRNDINT_ROUNDING int iterator.
14549 2012-06-19 Richard Guenther <rguenther@suse.de>
14551 * tree-vrp.c (union_ranges): New function.
14552 (vrp_meet_1): Use union_ranges.
14553 (vrp_meet): Dump what we union and call vrp_meet_1.
14555 2012-06-19 Richard Earnshaw <rearnsha@arm.com>
14557 * arm.md (enum unspec): Delete UNSPEC_SIN and UNSPEC_COS.
14558 (attr type): Remove fmul, ffmul, farith, ffarith, float_em
14559 f_fpa_load, f_fpa_store, f_mem_r, r_mem_f.
14560 (attr write_conflict, attr core_cycles): Update.
14561 * arm-generic.md (r_mem_f_wbuf): Delete reservation.
14563 2012-06-19 Richard Guenther <rguenther@suse.de>
14565 * tree-vrp.c (intersect_ranges): Handle more cases.
14566 (vrp_intersect_ranges): Dump what we intersect and call ...
14567 (vrp_intersect_ranges_1): ... this.
14569 2012-06-19 Richard Guenther <rguenther@suse.de>
14571 PR tree-optimization/53708
14572 * tree-vect-data-refs.c (vect_can_force_dr_alignment_p): Preserve
14573 user-supplied alignment and alignment of decls with the used
14576 2012-06-18 Lawrence Crowl <crowl@google.com>
14578 * timevar.def (TV_PHASE_GENERATE): Rename to TV_PHASE_LATE_ASM.
14579 (TV_PHASE_CGRAPH): Rename to TV_PHASE_OPT_GEN.
14580 (TV_PHASE_STREAM_IN): New.
14581 (TV_PHASE_STREAM_OUT): New.
14582 * timevar.c (validate_phases): New.
14583 (timevar_print): Call validate_phases.
14584 * c-decl.c (c_write_global_declarations): Rename use of TV_PHASE_CGRAPH
14585 to TV_PHASE_OPT_GEN.
14586 * langhooks.c (write_global_declarations): Rename use of
14587 TV_PHASE_CGRAPH to TV_PHASE_OPT_GEN. Use TV_PHASE_DBGINFO instead of
14588 TV_PHASE_CHECK_DBGINFO.
14589 * toplev.c (compile_file): Rename use of TV_PHASE_GENERATE to
14590 TV_PHASE_LATE_ASM. Move start of TV_PHASE_LATE_ASM to after call to
14591 lang_hooks.decls.final_write_globals.
14593 2012-06-18 David Edelshn <dje.gcc@gmail.com>
14595 * config/rs6000/aix52.h (TARGET_EXTRA_BUILTINS): Define as 0.
14597 2012-06-18 Uros Bizjak <ubizjak@gmail.com>
14600 * config/i386/sse.md (*sse4_2_pcmpestr_unaligned): New.
14601 (*sse4_2_pcmpistr_unaligned): New.
14603 2012-06-18 Ian Bolton <ian.bolton@arm.com>
14604 Sameera Deshpande <sameera.deshpande@arm.com>
14605 Greta Yorsh <greta.yorsh@arm.com>
14607 * config/arm/arm-protos.h (arm_output_epilogue): Remove.
14608 * config/arm/arm.c (print_multi_reg): Remove.
14609 (vfp_output_fldmd): Likewise.
14610 (arm_output_epilogue): Likewise.
14611 * config/arm/arm.md (epilogue_insns): Update condition and code.
14613 2012-06-18 Ian Bolton <ian.bolton@arm.com>
14614 Sameera Deshpande <sameera.deshpande@arm.com>
14615 Greta Yorsh <greta.yorsh@arm.com>
14617 * config/arm/arm-protos.h (thumb2_expand_return): New declaration.
14618 * config/arm/arm.c (thumb2_expand_return): New function.
14619 * config/arm/arm.md (return): Update condition and code.
14621 2012-06-18 Ian Bolton <ian.bolton@arm.com>
14622 Sameera Deshpande <sameera.deshpande@arm.com>
14623 Greta Yorsh <greta.yorsh@arm.com>
14625 * config/arm/arm-protos.h (output_return_instruction): New parameter
14626 and int to bool change of parameter types.
14627 * config/arm/arm.c (output_return_instruction): Likewise.
14628 * config/arm/arm.md (arm_simple_return): New pattern.
14629 (arm_return, cond_return, cond_return_inverted): Add new arguments.
14630 * config/arm/thumb2.md (thumb2_return): Update condition and code.
14632 2012-06-18 Ian Bolton <ian.bolton@arm.com>
14633 Sameera Deshpande <sameera.deshpande@arm.com>
14634 Greta Yorsh <greta.yorsh@arm.com>
14636 * config/arm/arm-protos.h (arm_expand_epilogue): New declaration.
14637 * config/arm/arm.c (arm_expand_epilogue): New function.
14638 * config/arm/arm.md (epilogue): Update condition and code.
14639 (sibcall_epilogue): Likewise.
14641 2012-06-18 Ian Bolton <ian.bolton@arm.com>
14642 Sameera Deshpande <sameera.deshpande@arm.com>
14643 Greta Yorsh <greta.yorsh@arm.com>
14645 * config/arm/arm.c (arm_expand_epilogue_apcs_frame): New function.
14646 * config/arm/arm.md (arm_addsi3) Add an alternative.
14648 2012-06-18 Ian Bolton <ian.bolton@arm.com>
14649 Sameera Deshpande <sameera.deshpande@arm.com>
14650 Greta Yorsh <greta.yorsh@arm.com>
14652 * config/arm/arm.md (vfp_pop_multiple_with_writeback) New define_insn.
14653 * config/arm/predicates.md (pop_multiple_fp) New special predicate.
14654 * config/arm/arm.c (arm_emit_vfp_multi_reg_pop): New function.
14656 2012-06-18 Ian Bolton <ian.bolton@arm.com>
14657 Sameera Deshpande <sameera.deshpande@arm.com>
14658 Greta Yorsh <greta.yorsh@arm.com>
14660 * config/arm/arm.md (load_multiple_with_writeback) New define_insn.
14661 (load_multiple, pop_multiple_with_writeback_and_return) Likewise.
14662 (pop_multiple_with_return, ldr_with_return) Likewise.
14663 * config/arm/predicates.md (pop_multiple_return) New special predicate.
14664 * config/arm/arm-protos.h (arm_output_multireg_pop) New declaration.
14665 * config/arm/arm.c (arm_output_multireg_pop) New function.
14666 (arm_emit_multi_reg_pop): New function.
14668 2012-06-18 Greta Yorsh <Greta.Yorsh@arm.com>
14670 * config/arm/arm.c (ldm_stm_operation_p): Require SP
14671 as base register for loads if SP is in the register list.
14673 2012-06-18 Richard Guenther <rguenther@suse.de>
14675 PR tree-optimization/53693
14676 * tree-vect-patterns.c (vect_operation_fits_smaller_type):
14677 Reject operands with more than one use.
14679 2012-06-18 Bill Schmidt <wschmidt@linux.ibm.com>
14681 PR tree-optimization/53703
14682 * tree-ssa-phiopt.c (hoist_adjacent_loads): Skip virtual phis;
14683 correctly set bb_for_def[12].
14685 2012-06-18 Steven Bosscher <steven@gcc.gnu.org>
14687 * config/vax/vax.h (VMS_TARGET): Remove.
14689 2012-06-18 Richard Guenther <rguenther@suse.de>
14691 * tree-vrp.c (extract_range_from_assert): Split out range
14693 (intersect_ranges): New function.
14694 (vrp_intersect_ranges): Likewise.
14696 2012-06-18 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
14698 * config/s390/s390.c (s390_gimplify_va_arg): Revert change from
14701 2012-06-18 Tejas Belagod <tejas.belagod@arm.com>
14703 * doc/md.texi: Document int iterators.
14704 * read-rtl.c (ints): New iterator group.
14705 (find_int): Int iterator group callback.
14706 (apply_int_iterator): Likewise.
14707 (apply_iterators): Traverse int iterator table and add all the used
14709 (initialize_iterators): Initialize data structures and callbacks for
14711 (read_rtx): Parse and read mappings for int iterators.
14712 (read_rtx_code): Record int iterator usage.
14714 2012-06-18 Richard Sandiford <rdsandiford@googlemail.com>
14716 PR middle-end/53698
14717 * expr.c (expand_expr_addr_expr_1): Convert to tmode before
14718 performing an addition.
14720 2012-06-17 Steven Bosscher <steven@gcc.gnu.org>
14722 * output.h (split_double): Move prototype to rtl.h.
14723 (constructor_static_from_elts_p): Move prototype to tree.c.
14724 * rtl.h (split_double): Moved here from output.h.
14725 * tree.h (constructor_static_from_elts_p): Moved here from output.h.
14726 * final.c (split_double): Move from here ...
14727 * rtlanal.c (split_double): ... to here.
14728 * expr.c: Do not include output.h.
14730 2012-06-17 Steven Bosscher <steven@gcc.gnu.org>
14732 * cfglayout.h: Remove.
14733 * cfglayout.c: Remove.
14734 * function.h (struct function): Remove x_last_location field.
14735 * function.c: Do not include cfglayout.h.
14736 (expand_function_start): Do not call no-op force_next_line_note.
14737 (expand_function_end): Likewise.
14738 * cfgrtl.c: Do not include cfglayout.h. Include gt-cfgrtl.h.
14739 (unlink_insn_chain): Moved here from cfglayout.c.
14740 (skip_insns_after_block, label_for_bb, record_effective_endpoints,
14741 into_cfg_layout_mode, outof_cfg_layout_mode,
14742 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode,
14743 relink_block_chain, fixup_reorder_chain, verify_insn_chain,
14744 fixup_fallthru_exit_predecessor, force_one_exit_fallthru,
14745 cfg_layout_can_duplicate_bb_p, duplicate_insn_chain,
14746 cfg_layout_duplicate_bb, cfg_layout_initialize, break_superblocks,
14747 cfg_layout_finalize): Likewise.
14748 (rtl_can_remove_branch_p): Likewise.
14749 * rtl.h (insn_scope): Move prototype from cfglayout.h here.
14750 (duplicate_insn_chain): Likewise.
14751 (force_next_line_note): Remove prototype.
14752 * emit-rtl.c: Do not include tree-flow.h, egad. Include vecprim.h.
14753 (last_location): Remove #define to emit.x_last_location.
14754 (force_next_line_note): Remove no-op function.
14755 (init_emit): Don't set x_last_location.
14756 (block_locators_locs, block_locators_blocks, locations_locators_locs,
14757 locations_locators_vals, prologue_locator, epilogue_locator,
14758 curr_location, last_location, curr_block, last_block, curr_rtl_loc):
14759 Move POD to here from cfglayout.c.
14760 (insn_locators_alloc, insn_locators_finalize, insn_locators_free,
14761 set_curr_insn_source_location, get_curr_insn_source_location,
14762 set_curr_insn_block, get_curr_insn_block, curr_insn_locator,
14763 locator_scope, insn_scope, locator_location, locator_line, insn_line,
14764 locator_file, insn_file, locator_eq): Move to here from cfglayout.c.
14765 * cfghooks.h: Remove double-include protection.
14766 (can_copy_bbs_p, copy_bbs): Move prototypes from cfglayout.h to here.
14767 * cfghooks.c (can_copy_bbs_p, copy_bbs): Move to here from cfglayout.c.
14768 * final.c: Do not include cfglayout.h.
14769 (choose_inner_scope, change_scope): Move to here from cfglayout.c.
14770 (reemit_insn_block_notes): Likewise. Make static.
14771 * tree-flow.h (tree_could_trap_p, operation_could_trap_helper_p,
14772 operation_could_trap_p, tree_could_throw_p): Move from here...
14773 * tree.h: ... to here.
14774 * gengtype.c (open_base_files): Remove cfglayout.h from the list.
14775 * profile.c: Do not include cfghooks.h.
14776 * cfgloopmanip.c: Do not include cfglayout.h and cfghooks.h.
14777 * modulo-sched.c: Likewise.
14778 * loop-unswitch.c: Do not include cfglayout.h.
14779 * sched-ebb.c: Likewise.
14780 * tracer.c: Likewise.
14782 * tree-vect-loop-manip.c: Likewise.
14783 * loop-init.c: Likewise.
14784 * dwarf2out.c: Likewise.
14785 * hw-doloop.c: Likewise.
14786 * loop-unroll.c: Likewise.
14787 * cfgcleanup.c: Likewise.
14788 * bb-reorder.c: Likewise.
14789 * sched-rgn.c: Likewise.
14790 * tree-cfg.c: Likewise.
14791 * config/alpha/alpha.c: Likewise.
14792 * config/spu/spu.c: Likewise.
14793 * config/sparc/sparc.c: Likewise.
14794 * config/sh/sh.c: Likewise.
14795 * config/c6x/c6x.c: Likewise.
14796 * config/ia64/ia64.c: Likewise.
14797 * config/rs6000/rs6000.c: Likewise.
14798 * config/score/score.c: Likewise.
14799 * config/mips/mips.c: Likewise.
14800 * config/bfin/bfin.c: Likewise.
14801 * Makefile.in (CFGAYOUT_H): Remove, and fixup users.
14802 * config/rs6000/t-rs6000 (rs6000.o): Do not depend on cfglayout.h.
14803 * config/spu/t-spu-elf (spu.o: $): Likewise.
14804 * config/sparc/t-sparc (sparc.o): Do not depend on CFGLAYOUT_H.
14806 2012-06-17 Steven Bosscher <steven@gcc.gnu.org>
14808 * cfgloop.h: Do not include rtl.h.
14809 (enum iv_extend_code): New.
14810 (struct rtx_iv): Use iv_extend_code instead of rtx_code.
14811 * Makefile.in (CFGLOOP_H): Do not depend on RTL_H.
14812 * loop-iv.c (iv_extend_to_rtx_code): New function to translate
14813 an IV_EXTEND_CODE to an RTX_CODE.
14814 (dump_iv_info): Update for rtx_iv field type change.
14815 (iv_constant): Likewise.
14816 (iv_subreg): Likewise.
14817 (iv_extend): Likewise.
14818 (iv_neg): Likewise.
14819 (iv_add): Likewise.
14820 (iv_mult): Likewise.
14821 (iv_shift): Likewise.
14822 (get_biv_step_1): Likewise.
14823 (get_biv_step): Likewise.
14824 (iv_analyze_biv): Likewise.
14825 (get_iv_value): Likewise.
14826 (shorten_into_mode): Likewise.
14827 (canonicalize_iv_subregs): Likewise.
14828 * sese.c (sese_build_liveouts): Use MAY_HAVE_DEBUG_STMTS instead
14829 of MAY_HAVE_DEBUG_INSNS.
14830 * tree-ssa-loop-ivopts.c: Include recog.h after expr.h.
14831 * tree-ssa-loop-prefetch.c: Likewise.
14833 2012-06-17 Steven Bosscher <steven@gcc.gnu.org>
14835 * expmed.c (ceil_log2): Move from here...
14836 * hwint.c: ... to here for older GCCs...
14837 * hwint.h: ... and here for newer GCCs.
14838 * rtl.h (ceil_log2): Remove prototype.
14840 * tree-phinodes.c: Do not include rtl.h.
14841 * Makefile.in (tree-phinodes.o): Do not depend on RTL_H.
14843 2012-06-17 Steven Bosscher <steven@gcc.gnu.org>
14845 * config/cris/cris.h (TARGET_ELF): Remove.
14846 (FORCE_EH_FRAME_INFO_IN_DATA_SECTION): Remove.
14847 (CRIS_ASM_OUTPUT_ALIGNED_DECL_COMMON): Simpify using TARGET_ELF==1.
14848 (LOCAL_LABEL_PREFIX): Likewise.
14849 * config/cris/cris.c (cris_target_asm_named_section): Remove.
14850 (cris_option_override): Simpify using TARGET_ELF==1.
14851 (cris_file_start): Likewise.
14852 * config/cris/cris-protos.h (cris_target_asm_named_section): Remove.
14854 2012-06-17 Uros Bizjak <ubizjak@gmail.com>
14856 * config/i386/sse.md (vcvtph2ps): Fix vec_select selector.
14858 2012-06-16 Eric Botcazou <ebotcazou@adacore.com>
14860 PR middle-end/53590
14861 * tree-inline.c (initialize_cfun): Copy can_delete_dead_exceptions.
14863 2012-06-15 Easwaran Raman <eraman@google.com>
14865 * passes.c (init_optimization_passes): Remove pass_call_cdce
14866 from its current position and insert after pass_dce.
14868 2012-06-15 Walter Lee <walt@tilera.com>
14870 * config/tilegx/sync.md (atomic_fetch_<fetchop_name><mode>): Fix typo.
14872 2012-06-15 Richard Earnshaw <rearnsha@arm.com>
14874 * arm.c (note_invalid_constants): Don't return a result.
14875 (arm_memory_load_p): Delete function.
14876 (arm_const_double_rtx): Delete iterator variable i;
14877 (fp_immediate_constant): Likewise.
14878 (fp_const_from_val): Likewise.
14880 * arm.c (arm_init_iwmmxt_builtins): Delete void_ftype_void.
14882 2012-06-15 Marc Glisse <marc.glisse@inria.fr>
14885 * c-typeck.c (c_build_vec_perm_expr): Move to c-family/c-common.c.
14886 * c-tree.h (c_build_vec_perm_expr): Move to c-family/c-common.h.
14888 2012-06-15 Georg-Johann Lay <avr@gjlay.de>
14890 * config/avr/avr.c (avr_default_expand_builtin): New function.
14891 (avr_expand_builtin): Use it.
14892 (avr_expand_unop_builtin): Remove.
14893 (avr_expand_binop_builtin): Remove.
14894 (avr_expand_triop_builtin): Remove.
14896 2012-06-15 Michael Matz <matz@suse.de>
14898 PR middle-end/38474
14899 * cfgexpand.c (add_alias_set_conflicts): Remove.
14900 (expand_used_vars): Don't call it.
14901 (aggregate_contains_union_type): Remove.
14902 * function.c (n_temp_slots_in_use): New static data.
14903 (make_slot_available, assign_stack_temp_for_type): Update it.
14904 (init_temp_slots): Zero it.
14905 (remove_unused_temp_slot_addresses): Use it for quicker removal.
14906 (remove_unused_temp_slot_addresses_1): Use htab_clear_slot.
14908 2012-06-15 Michael Matz <matz@suse.de>
14910 * gimplify.c (gimplify_compound_literal_expr): Take gimple_test_f
14911 argument, don't emit assign statement if value is directly usable.
14912 (gimplify_expr): Adjust.
14914 2012-06-15 Michael Matz <matz@suse.de>
14916 * gimplify.c (gimplify_modify_expr): Fold generated statements.
14917 * gimple-fold.c (can_refer_decl_in_current_unit_p): Check flag_ltrans.
14919 2012-06-15 Richard Guenther <rguenther@suse.de>
14921 * tree-vrp.c (set_and_canonicalize_value_range): Use canonical
14922 predicates to set VR_UNDEFINED and VR_VARYING. Drop a case
14923 we assert for in set_value_range to VR_VARYING.
14925 2012-06-15 Richard Earnshaw <rearnsha@arm.com>
14927 * arm.md (addsf3, adddf3): Use s_register_operand.
14928 (subsf3, subdf3): Likewise.
14929 (mulsf3, muldf3): Likewise.
14930 (difsf3, divdf3): Likewise.
14931 (movsfcc, movdfcc): Likewise.
14932 * predicates.md (f_register_operand): Delete.
14933 (arm_float_rhs_operand): Delete.
14934 (arm_float_add_operand): Delete.
14935 (arm_float_compare_operand): Use s_register_operand when
14937 (cirrus_register_operand): Delete.
14938 (cirrus_fp_register): Delete.
14939 (cirrus_shift_const): Delete.
14940 (cmpdi_operand): Remove Maverick support.
14941 * constraints.md (f, v, H): Delete constraints.
14942 (G): Update documentation.
14943 * arm.c (fp_consts_inited): Convert to bool.
14944 (strings_fp): Delete.
14945 (values_fp): Delete.
14946 (value_fp0): New variable.
14947 (init_fp_table): Simplify logic.
14948 (arm_const_double_rtx): Likewise.
14949 (fp_immediate_constant): Likewise.
14950 (fp_const_from_val): Likewise.
14951 (neg_const_double_rtx_ok_for_fpa): Delete.
14952 * doc/md.texi (ARM constraints): Update documentation.
14954 2012-06-15 Ulrich Weigand <ulrich.weigand@linaro.org>
14956 PR tree-optimization/53636
14957 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Verify
14958 stride when doing basic-block vectorization.
14960 2012-06-15 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
14962 * tree-vect-generic.c (lower_vec_perm): Propagate vector constants
14963 into VEC_PERM_EXPR.
14965 2012-06-15 Jakub Jelinek <jakub@redhat.com>
14967 * tree-vect-patterns.c (vect_pattern_recog): Don't unnecessarily
14968 allocate and free bbs array for the SLP case.
14970 PR tree-optimization/51581
14971 * expr.h (choose_multiplier): New prototype.
14972 * expmed.c (choose_multiplier): No longer static.
14973 Change multiplier_ptr from rtx * to UHWI *.
14974 (expand_divmod): Adjust callers.
14975 * tree-vect-patterns.c (vect_recog_sdivmod_pow2_pattern): Renamed to...
14976 (vect_recog_divmod_pattern): ... this. Pass bb_vinfo as last
14977 argument to new_stmt_vec_info. Attempt to optimize also divisions
14978 by non-pow2 constants if integer vector division isn't supported.
14979 * tree-vect-stmts.c (vect_analyze_stmt): If node != NULL,
14980 don't look at pattern stmts and sequences.
14982 2012-06-15 Eric Botcazou <ebotcazou@adacore.com>
14984 PR middle-end/53590
14985 * common.opt (-fdelete-dead-exceptions): New switch.
14986 * doc/invoke.texi (Code Gen Options): Document it.
14987 * cse.c (count_reg_usage) <CALL_INSN>: Use !insn_nothrow_p in lieu of
14988 insn_could_throw_p predicate. Do not skip an insn that could throw
14989 if dead exceptions can be deleted.
14990 (insn_live_p): Likewise, do not return true in that case.
14991 * dce.c (can_alter_cfg): New flag.
14992 (deletable_insn_p): Do not return false for an insn that can throw if
14993 the CFG can be altered and dead exceptions can be deleted.
14994 (init_dce): Set can_alter_cfg to false for fast DCE, true otherwise.
14995 * dse.c (scan_insn): Use !insn_nothrow_p in lieu of insn_could_throw_
14996 predicate. Do not preserve an insn that could throw if dead exceptions
14998 * function.h (struct function): Add can_delete_dead_exceptions flag.
14999 * function.c (allocate_struct_function): Set it.
15000 * lto-streamer-in.c (input_struct_function_base): Stream it.
15001 * lto-streamer-out.c (input_struct_function_base): Likewise.
15002 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Do not mark a
15003 statement that could throw as necessary if dead exceptions can be
15006 2012-06-14 Maxim Kuvyrkov <maxim@codesourcery.com>
15008 * config/tilegx/sync.md (atomic_fetch_sub<mode>): Fix typo.
15010 2012-06-14 Oleg Endo <olegendo@gcc.gnu.org>
15013 * config/sh/sh.md: Add peephole for swapbsi2.
15014 (*swapbisi2_and_shl8, *swapbhisi2): New insns and splits.
15016 2012-06-14 Uros Bizjak <ubizjak@gmail.com>
15018 * config/i386/i386.md (*zero_extendsidi2): Remove x,x alternative.
15019 (*zero_extendsidi2_rex64): Ditto. Remove isa attribute.
15021 2012-06-14 Jakub Jelinek <jakub@redhat.com>
15024 * config/i386/i386.md (*anddi_1 into *andsi_1_zext splitter): New.
15026 2012-06-14 Richard Earnshaw <rearnsha@arm.com>
15028 * arm.c (arm_cirrus_insn_p): Delete.
15029 (cirrus_reorg): Delete.
15030 (arm_reorg): Don't call cirrus_reorg.
15031 (arm_final_prescan_insn_p): Don't check for cirrus insns.
15032 * arm.md (define_attr "type"): Remove mav_farith and mav_dmult.
15033 (adddi3, subdi3): Remove Maverick support.
15034 (arm_adddi3): Likewise.
15035 (adddi_sesidi_di, adddi_zesidi_di): Likewise.
15036 (addsf3, adddf3): Likewise.
15037 (subsf3, subdf3): Likewise.
15038 (mulsf3, muldf3): Likewise.
15039 (ashldi3, ashrdi3, lshrdi3): Likewise.
15040 (floatsisf2, floatsidf2): Likewise.
15041 (fix_truncsfsi2, fix_truncdfsi2): Likewise.
15042 (arm_movdi, thumb1_movdi_insn): Likewise.
15043 (arm_cmpdi_insn): Likewise.
15044 (cirrus_cmpsf, cirrus_cmpdf, cirrus_cmpdi): Likewise.
15045 (cirrus.md): Don't include.
15046 * cirrus.md: Delete file.
15047 * t-arm (MD_INCLUDES): Remove cirrus.md.
15049 2012-06-14 Eric Botcazou <ebotcazou@adacore.com>
15051 * dwarf2out.c (function_possibly_abstracted_p): New static function.
15052 (gen_subprogram_die): Use it function_possibly_abstracted_p in lieu of
15053 cgraph_function_possibly_inlined_p.
15054 (gen_inlined_subroutine_die): Return if the origin is to be ignored.
15055 (process_scope_var): Do not emit concrete instances of abstracted
15056 nested functions from here.
15057 (gen_decl_die): Emit the abstract instance if the function is possibly
15058 abstracted and not only possibly inlined.
15059 (dwarf2out_finish): Find the first non-abstract parent instance and
15060 attach concrete instances on the limbo list to it.
15062 2012-06-14 Richard Earnshaw <rearnsha@arm.com>
15064 * arm.md (divsf3, divdf3): Remove FPA support.
15065 (negsf2, negdf2): Likewise.
15066 (sqrtsf2, sqrtdf2): Likewise.
15067 (movdfcc): Likewise.
15068 (modsf3, moddf3, movxf): Delete.
15069 (push_fp_multi): Delete.
15070 (fpa.md): Don't include it.
15071 * fpa.md: Delete file.
15072 * t-arm (MD_INCLUDES): Remove fpa.md.
15074 2012-06-14 Bill Schmidt <wschmidt@linux.ibm.com>
15076 * tree-vectorizer.h (vect_get_stmt_cost): Move from tree-vect-stmts.c.
15077 (cost_for_stmt): Remove decl.
15078 (vect_get_single_scalar_iteration_cost): Correct typo in name.
15079 * tree-vect-loop.c (vect_get_cost): Remove.
15080 (vect_get_single_scalar_iteration_cost): Correct typo in name; use
15081 vect_get_stmt_cost rather than vect_get_cost.
15082 (vect_get_known_peeling_cost): Use vect_get_stmt_cost rather than
15084 (vect_estimate_min_profitable_iters): Correct typo in call to
15085 vect_get_single_scalar_iteration_cost; use vect_get_stmt_cost rather
15086 than vect_get_cost.
15087 (vect_model_reduction_cost): Use vect_get_stmt_cost rather than
15089 (vect_model_induction_cost): Likewise.
15090 * tree-vect-data-refs.c (vect_peeling_hash_get_lowest_cost): Correct
15091 typo in call to vect_get_single_scalar_iteration_cost.
15092 * tree-vect-stmts.c (vect_get_stmt_cost): Move to tree-vectorizer.h.
15093 (cost_for_stmt): Remove unnecessary function.
15094 * Makefile.in (TREE_VECTORIZER_H): Update dependencies.
15096 2012-06-14 Richard Earnshaw <rearnsha@arm.com>
15098 * arm.opt (mfp=2, mfp=3, mfpe, mfpe=2, mfpe=3): Delete options.
15099 * arm-fpus.def (fpa, fpe2, fpe3, maverick): Delete FPU types.
15100 * arm-tables.opt: Regenerated.
15101 * doc/invoke.texi: Remove references to deleted options.
15103 2012-06-14 Sandeep Kumar Singh <Sandeep.Singh2@kpitcummins.com>
15105 * config/h8300/genmova.sh: Modified to add offset bits of
15106 mova/Sz assembly instruction for memory access.
15107 * config/h8300/h8300.c: Likewise.
15108 * config/h8300/mova.md: Likewise.
15110 2012-06-12 Christian Bruel <christian.bruel@st.com>
15113 * config/sh/sh.c (sh_option_override): Don't force
15114 flag_omit_frame_pointer and maccumulate_outgoing_args.
15115 * config/sh/sh.opt (maccumulate-outgoing-args): Init as Var.
15117 2012-06-14 Richard Guenther <rguenther@suse.de>
15119 * tree-vrp.c (VR_INITIALIZER): New define.
15120 (ranges_from_anti_range): New function.
15121 (extract_range_from_binary_expr_1): Decompose operations on
15122 VR_ANTI_RANGEs to operations on VR_RANGE.
15123 (extract_range_from_unary_expr_1): Likewise.
15124 (extract_range_from_binary_expr_1, extract_range_from_binary_expr,
15125 extract_range_from_unary_expr_1, extract_range_from_unary_expr,
15126 extract_range_from_cond_expr, adjust_range_with_scev,
15127 vrp_visit_assignment_or_call, vrp_visit_phi_node,
15128 simplify_bit_ops_using_ranges): Use VR_INITIALIZER.
15130 2012-06-13 Richard Henderson <rth@redhat.com>
15132 * hwint.h (HOST_WIDEST_INT_C): New.
15133 (HOST_WIDE_INT_C): New.
15134 (HOST_WIDE_INT_1): Use it.
15135 * config/alpha/alpha.c (alpha_trampoline_init): Use it.
15137 2012-06-13 Alexandre Oliva <aoliva@redhat.com>
15140 * var-tracking.c: Include alias.h.
15141 (overlapping_mems): New struct.
15142 (drop_overlapping_mem_locs): New.
15143 (clobber_overlapping_mems): New.
15144 (var_mem_delete_and_set, var_mem_delete): Call it.
15145 (val_bind): Likewise, but only if modified.
15146 (compute_bb_dataflow, emit_notes_in_bb): Call it on MEMs.
15147 * Makefile.in (var-tracking.o): Depend in $(ALIAS_H).
15149 2012-06-13 Alexandre Oliva <aoliva@redhat.com>
15152 * var-tracking.c (loc_exp_dep_pool): New.
15153 (vt_emit_notes): Create and release the pool.
15154 (compute_bb_dataflow): Use value-based locations in MO_VAL_SET.
15155 (emit_notes_in_bb): Likewise.
15156 (loc_exp_dep_insert): Deal with NOT_ONEPART vars.
15157 (notify_dependents_of_changed_value): Likewise.
15158 (notify_dependents_of_resolved_value): Check that NOT_ONEPART
15159 variables don't have a VAR_LOC_DEP_LST.
15160 (emit_note_insn_var_location): Expand NOT_ONEPART locs that are
15161 VALUEs or MEMs of VALUEs.
15163 2012-06-13 Alexandre Oliva <aoliva@redhat.com>
15167 * dce.c (word_dce_process_block): Insert debug temps only if the
15168 insn is not marked.
15169 (dce_process_block): Likewise, and if debug.used is not empty,
15170 and only after iterating over all DEFs that might mark the insn.
15172 2012-06-13 Alexandre Oliva <aoliva@redhat.com>
15174 * common.opt (ftree-coalesce-inlined-vars): New.
15175 (ftree-coalesce-vars): New.
15176 * doc/invoke.texi: Document them.
15177 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
15180 2012-06-13 Richard Sandiford <rdsandiford@googlemail.com>
15182 * read-rtl.c (mapping): Remove index field. Add current_value field.
15183 Define heap vectors.
15184 (iterator_group): Fix long line. Remove num_builtins field and
15185 uses_iterator fields. Make apply_iterator take a void * parameter.
15186 (iterator_use, atttribute_use): New structures.
15187 (iterator_traverse_data, BELLWETHER_CODE, bellwether_codes): Delete.
15188 (current_iterators, iterator_uses, attribute_uses): New variables.
15189 (uses_mode_iterator_p, uses_code_iterator_p): Delete.
15190 (apply_mode_iterator, apply_code_iterator): Take a void * parameter.
15191 (map_attr_string, apply_iterator_to_string): Remove iterator
15192 and value parameters. Look through all current iterator values
15193 for a matching attribute.
15194 (mode_attr_index, apply_mode_maps): Delete.
15195 (apply_iterator_to_rtx): Replace with...
15196 (copy_rtx_for_iterators): ...this new function.
15197 (uses_iterator_p, apply_iterator_traverse): Delete.
15198 (apply_attribute_uses, add_current_iterators, apply_iterators): New
15200 (add_mapping): Remove index field. Set current_value field.
15201 (initialize_iterators): Don't set num_builtins and uses_iterator_p
15203 (find_iterator): Delete.
15204 (record_iterator_use, record_attribute_use): New functions.
15205 (record_potential_iterator_use): New function.
15206 (check_code_iterator): Remove handling of bellwether codes.
15207 (read_rtx): Remove mode maps. Truncate iterator and attribute uses.
15208 (read_rtx_code, read_nested_rtx, read_rtx_variadic): Remove mode_maps
15209 parameter. Use the first code iterator value instead of the
15210 bellwether_codes array. Use record_potential_iterator_use for modes.
15212 2012-06-13 Oleg Endo <olegendo@gcc.gnu.org>
15215 * config/sh/sh.md (bswapsi2): New expander.
15216 (swapbsi2): New insn.
15218 2012-06-13 H.J. Lu <hongjiu.lu@intel.com>
15221 * config/i386/i386.c (ix86_tune_cost): New variable.
15222 (ix86_option_override_internal): Set ix86_tune_cost. Use
15223 ix86_tune_cost for simultaneous_prefetches, prefetch_block,
15224 l1_cache_size and l2_cache_size.
15226 2012-06-13 Richard Guenther <rguenther@suse.de>
15228 * tree-vrp.c (vrp_meet): Properly meet equivalent ranges.
15229 Handle meeting two VR_RANGE to an VR_ANTI_RANGE. Implement
15230 all possible meetings of VR_RANGE with VR_ANTI_RANGE and
15231 VR_ANTI_RANGE with VR_ANTI_RANGE.
15233 2012-06-13 Richard Earnshaw <rearnsha@arm.com>
15235 * config.gcc (unsupported): Move obsoleted FPA-based configurations
15237 (obsolete): ... here.
15238 (arm*-*-freebsd*): Remove.
15239 (arm*-*-linux*): Only accept EABI variants. Simplify logic.
15240 (arm*-*-uclinux*): Likewise.
15241 (arm*-*-ecos-elf): Remove.
15242 (arm*-*-rtems*): Remove.
15243 (arm*-*-elf): Remove.
15244 (arm*-wince-pe*): Remove.
15245 (arm, --with-fpu): Remove support for fpa and Maverick variants.
15246 * arm/ecos-elf.h: Delete.
15247 * arm/t-strongarm-elf: Delete.
15248 * arm/rtems-elf.h: Delete.
15249 * arm/wince-pe.h: Delete.
15250 * arm/pe.c: Delete.
15251 * arm/pe.h: Delete.
15252 * arm/t-wince-pe: Delete.
15254 2012-06-13 Bill Schmidt <wschmidt@linux.ibm.com>
15256 PR tree-optimization/53647
15257 * tree-ssa-phiopt.c (gate_hoist_loads): Skip transformation for
15258 targets with no defined cache line size.
15260 2012-06-13 Bill Schmidt <wschmidt@linux.ibm.com>
15262 * targhooks.c (default_builtin_vectorized_conversion): Handle
15263 vec_construct, using vectype to base cost on subparts.
15264 * target.h (enum vect_cost_for_stmt): Add vec_construct.
15265 * tree-vect-stmts.c (vect_model_load_cost): Use vec_construct
15266 instead of scalar_to-vec.
15267 * config/spu/spu.c (spu_builtin_vectorization_cost): Handle
15268 vec_construct in same way as default for now.
15269 * config/i386/i386.c (ix86_builtin_vectorization_cost): Likewise.
15270 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost):
15271 Handle vec_construct, including special case for 32-bit loads.
15273 2012-06-13 Xinyu Qi <xyqi@marvell.com>
15275 * config/arm/arm.c (FL_IWMMXT2): New define.
15276 (arm_arch_iwmmxt2): New variable.
15277 (arm_option_override): Enable use of iWMMXt with VFP.
15278 Disable use of iWMMXt with NEON. Disable use of iWMMXt under
15279 Thumb mode. Set arm_arch_iwmmxt2.
15280 (arm_expand_binop_builtin): Accept VOIDmode op.
15281 (enum arm_builtins): Revise built-in fcode.
15282 (IWMMXT2_BUILTIN): New define.
15283 (IWMMXT2_BUILTIN2): Likewise.
15284 (iwmmx2_mbuiltin): Likewise.
15285 (builtin_description bdesc_2arg): Revise built in declaration.
15286 (builtin_description bdesc_1arg): Likewise.
15287 (arm_init_iwmmxt_builtins): Revise built in initialization.
15288 (arm_expand_builtin): Revise built in expansion.
15289 (arm_output_iwmmxt_shift_immediate): New function.
15290 (arm_output_iwmmxt_tinsr): Likewise.
15291 * config/arm/arm-protos.h (arm_output_iwmmxt_shift_immediate): Declare.
15292 (arm_output_iwmmxt_tinsr): Likewise.
15293 * config/arm/iwmmxt.md (WCGR0, WCGR1, WCGR2, WCGR3): New constant.
15294 (iwmmxt_psadbw, iwmmxt_walign, iwmmxt_tmrc, iwmmxt_tmcr): Delete.
15295 (rorv4hi3, rorv2si3, rordi3): Likewise.
15296 (rorv4hi3_di, rorv2si3_di, rordi3_di): Likewise.
15297 (ashrv4hi3_di, ashrv2si3_di, ashrdi3_di): Likewise.
15298 (lshrv4hi3_di, lshrv2si3_di, lshrdi3_di): Likewise.
15299 (ashlv4hi3_di, ashlv2si3_di, ashldi3_di): Likewise.
15300 (iwmmxt_tbcstqi, iwmmxt_tbcsthi, iwmmxt_tbcstsi): Likewise
15301 (*iwmmxt_clrv8qi, *iwmmxt_clrv4hi, *iwmmxt_clrv2si): Likewise.
15302 (tbcstv8qi, tbcstv4hi, tbsctv2si): New pattern.
15303 (iwmmxt_clrv8qi, iwmmxt_clrv4hi, iwmmxt_clrv2si): Likewise.
15304 (*and<mode>3_iwmmxt, *ior<mode>3_iwmmxt, *xor<mode>3_iwmmxt): Likewise.
15305 (ror<mode>3, ror<mode>3_di): Likewise.
15306 (ashr<mode>3_di, lshr<mode>3_di, ashl<mode>3_di): Likewise.
15307 (ashli<mode>3_iwmmxt, iwmmxt_waligni, iwmmxt_walignr): Likewise.
15308 (iwmmxt_walignr0, iwmmxt_walignr1): Likewise.
15309 (iwmmxt_walignr2, iwmmxt_walignr3): Likewise.
15310 (iwmmxt_setwcgr0, iwmmxt_setwcgr1): Likewise.
15311 (iwmmxt_setwcgr2, iwmmxt_setwcgr3): Likewise.
15312 (iwmmxt_getwcgr0, iwmmxt_getwcgr1): Likewise.
15313 (iwmmxt_getwcgr2, iwmmxt_getwcgr3): Likewise.
15314 (All instruction patterns): Add wtype attribute.
15315 (*iwmmxt_arm_movdi, *iwmmxt_movsi_insn): iWMMXt coexist with vfp.
15316 (iwmmxt_uavgrndv8qi3, iwmmxt_uavgrndv4hi3): Revise the pattern.
15317 (iwmmxt_uavgv8qi3, iwmmxt_uavgv4hi3): Likewise.
15318 (ashr<mode>3_iwmmxt, ashl<mode>3_iwmmxt, lshr<mode>3_iwmmxt): Likewise.
15319 (iwmmxt_tinsrb, iwmmxt_tinsrh, iwmmxt_tinsrw):Likewise.
15320 (eqv8qi3, eqv4hi3, eqv2si3, gtuv8qi3): Likewise.
15321 (gtuv4hi3, gtuv2si3, gtv8qi3, gtv4hi3, gtv2si3): Likewise.
15322 (iwmmxt_wunpckihh, iwmmxt_wunpckihw, iwmmxt_wunpckilh): Likewise.
15323 (iwmmxt_wunpckilw, iwmmxt_wunpckehub, iwmmxt_wunpckehuh): Likewise.
15324 (iwmmxt_wunpckehuw, iwmmxt_wunpckehsb, iwmmxt_wunpckehsh): Likewise.
15325 (iwmmxt_wunpckehsw, iwmmxt_wunpckelub, iwmmxt_wunpckeluh): Likewise.
15326 (iwmmxt_wunpckeluw, iwmmxt_wunpckelsb, iwmmxt_wunpckelsh): Likewise.
15327 (iwmmxt_wunpckelsw, iwmmxt_wmadds, iwmmxt_wmaddu): Likewise.
15328 (iwmmxt_wsadb, iwmmxt_wsadh, iwmmxt_wsadbz, iwmmxt_wsadhz): Likewise.
15329 (iwmmxt2.md): Include.
15330 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __IWMMXT2__.
15331 (TARGET_IWMMXT2): New define.
15332 (TARGET_REALLY_IWMMXT2): Likewise.
15333 (arm_arch_iwmmxt2): Declare.
15334 * config/arm/mmintrin.h: Use __IWMMXT__ to enable iWMMXt intrinsics.
15335 Use __IWMMXT2__ to enable iWMMXt2 intrinsics.
15336 Use C name-mangling for intrinsics.
15337 (__v8qi): Redefine.
15338 (_mm_cvtsi32_si64, _mm_andnot_si64, _mm_sad_pu8): Revise.
15339 (_mm_sad_pu16, _mm_align_si64, _mm_setwcx, _mm_getwcx): Likewise.
15340 (_m_from_int): Likewise.
15341 (_mm_sada_pu8, _mm_sada_pu16): New intrinsic.
15342 (_mm_alignr0_si64, _mm_alignr1_si64, _mm_alignr2_si64): Likewise.
15343 (_mm_alignr3_si64, _mm_tandcb, _mm_tandch, _mm_tandcw): Likewise.
15344 (_mm_textrcb, _mm_textrch, _mm_textrcw, _mm_torcb): Likewise.
15345 (_mm_torch, _mm_torcw, _mm_tbcst_pi8, _mm_tbcst_pi16): Likewise.
15346 (_mm_tbcst_pi32): Likewise.
15347 (_mm_abs_pi8, _mm_abs_pi16, _mm_abs_pi32): New iWMMXt2 intrinsic.
15348 (_mm_addsubhx_pi16, _mm_absdiff_pu8, _mm_absdiff_pu16): Likewise.
15349 (_mm_absdiff_pu32, _mm_addc_pu16, _mm_addc_pu32): Likewise.
15350 (_mm_avg4_pu8, _mm_avg4r_pu8, _mm_maddx_pi16, _mm_maddx_pu16): Likewise.
15351 (_mm_msub_pi16, _mm_msub_pu16, _mm_mulhi_pi32): Likewise.
15352 (_mm_mulhi_pu32, _mm_mulhir_pi16, _mm_mulhir_pi32): Likewise.
15353 (_mm_mulhir_pu16, _mm_mulhir_pu32, _mm_mullo_pi32): Likewise.
15354 (_mm_qmulm_pi16, _mm_qmulm_pi32, _mm_qmulmr_pi16): Likewise.
15355 (_mm_qmulmr_pi32, _mm_subaddhx_pi16, _mm_addbhusl_pu8): Likewise.
15356 (_mm_addbhusm_pu8, _mm_qmiabb_pi32, _mm_qmiabbn_pi32): Likewise.
15357 (_mm_qmiabt_pi32, _mm_qmiabtn_pi32, _mm_qmiatb_pi32): Likewise.
15358 (_mm_qmiatbn_pi32, _mm_qmiatt_pi32, _mm_qmiattn_pi32): Likewise.
15359 (_mm_wmiabb_si64, _mm_wmiabbn_si64, _mm_wmiabt_si64): Likewise.
15360 (_mm_wmiabtn_si64, _mm_wmiatb_si64, _mm_wmiatbn_si64): Likewise.
15361 (_mm_wmiatt_si64, _mm_wmiattn_si64, _mm_wmiawbb_si64): Likewise.
15362 (_mm_wmiawbbn_si64, _mm_wmiawbt_si64, _mm_wmiawbtn_si64): Likewise.
15363 (_mm_wmiawtb_si64, _mm_wmiawtbn_si64, _mm_wmiawtt_si64): Likewise.
15364 (_mm_wmiawttn_si64, _mm_merge_si64): Likewise.
15365 (_mm_torvscb, _mm_torvsch, _mm_torvscw): Likewise.
15366 (_m_to_int): New define.
15367 * config/arm/arm-cores.def (iwmmxt2): Add FL_IWMMXT2.
15368 * config/arm/arm-arches.def (iwmmxt2): Likewise.
15369 * config/arm/t-arm (MD_INCLUDES): Add marvell-f-iwmmxt.md and
15371 * config/arm/arm.md (marvell-f-iwmmxt.md): Include.
15372 (arch): Add "iwmmxt2".
15373 (arch_enabled): Handle "iwmmxt2".
15374 (wtype): New attribute.
15375 (UNSPEC_WMADDS, UNSPEC_WMADDU): Delete.
15376 (UNSPEC_WALIGNI): New unspec.
15377 * config/arm/predicates.md (imm_or_reg_operand): New predicate.
15378 * config/arm/iterators.md (VMMX2): New mode_iterator.
15379 * config/arm/marvell-f-iwmmxt.md: New file.
15380 * config/arm/iwmmxt2.md: New file.
15382 2012-06-12 Jakub Jelinek <jakub@redhat.com>
15387 * c-decl.c (build_compound_literal): Call c_incomplete_type_error
15388 if type isn't complete.
15390 2012-06-12 Uros Bizjak <ubizjak@gmail.com>
15392 * config/ia64/sync.md (fetchop_name): Change ior attribute to "or".
15394 2012-06-12 Richard Henderson <rth@redhat.com>
15396 * config/rs6000/sync.md (atomic_load, atomic_store): Use INT1 mode
15397 iterator instead of INT.
15399 2012-06-12 Bill Schmidt <wschmidt@linux.ibm.com>
15401 * opts.c: Add -fhoist-adjacent-loads to -O2 and above.
15402 * tree-ssa-phiopt.c (tree_ssa_phiopt_worker): Add argument to forward
15404 (hoist_adjacent_loads, gate_hoist_loads): New forward declarations.
15405 (tree_ssa_phiopt): Call gate_hoist_loads.
15406 (tree_ssa_cs_elim): Add parm to tree_ssa_phiopt_worker call.
15407 (tree_ssa_phiopt_worker): Add do_hoist_loads to formal arg list; call
15408 hoist_adjacent_loads.
15409 (local_mem_dependence): New function.
15410 (hoist_adjacent_loads): Likewise.
15411 (gate_hoist_loads): Likewise.
15412 * common.opt (fhoist-adjacent-loads): New switch.
15413 * Makefile.in (tree-ssa-phiopt.o): Added dependencies.
15415 2012-06-12 Michael Matz <matz@suse.de>
15417 * alias.c (nonoverlapping_component_refs_p): Take two rtx arguments.
15418 (nonoverlapping_memrefs_p): Don't call it here ...
15419 (true_dependence_1): ... but here.
15421 2012-06-12 Richard Guenther <rguenther@suse.de>
15423 * emit-rtl.c (set_mem_attributes_minus_bitpos): Remove dead code.
15424 * alias.c (ao_ref_from_mem): MEM_EXPR is conservative, MEM_OFFSET
15425 and MEM_SIZE only refines it. Reflect that and be less conservative
15426 if either of the latter is not known.
15428 2012-06-12 Jakub Jelinek <jakub@redhat.com>
15430 PR rtl-optimization/53589
15431 * cfgrtl.c (force_nonfallthru_and_redirect): Do asm_goto_edge
15432 discovery even when e->dest != target. If any LABEL_REF points
15433 to e->dest label, redirect it to target's label.
15435 2012-06-12 Chung-Lin Tang <cltang@codesourcery.com>
15437 * config/sh/sh.c (output_stack_adjust): Remove !epilogue_p
15438 condition for generating REG_FRAME_RELATED_EXPR note.
15439 (pop): Add code for generating REG_CFA_RESTORE,
15440 REG_CFA_ADJUST_CFA notes. Set RTX_FRAME_RELATED_P to 1.
15441 (sh_expand_epilogue): Use frame_insn() for FP to SP move.
15442 Set 'frame_p' of calls to output_stack_adjust() to 'true'.
15444 2012-06-11 Richard Henderson <rth@redhat.com>
15446 * config/alpha/alpha.c (HWI_HEX2): Add missing shift.
15447 * vmsdbgout.c (VMS_EPOCH_OFFSET): Add LL suffix.
15449 * config/alpha/alpha.c (alpha_trampoline_init): Split large constants.
15451 2012-06-12 Hans-Peter Nilsson <hp@axis.com>
15453 * doc/tm.texi.in (Addressing Modes) <TARGET_LEGITIMIZE_ADDRESS>:
15454 Mention that this hook needs to be defined for native TLS.
15455 * doc/tm.texi: Regenerate.
15457 2012-06-11 Mike Stump <mikestump@comcast.net>
15459 * emit-rtl.c (init_emit_once): Iterate through the
15460 MODE_PARTIAL_INT modes with MIN_MODE_PARTIAL_INT and
15461 MAX_MODE_PARTIAL_INT, as GET_MODE_WIDER_MODE doesn't step through
15462 all the MIN_MODE_PARTIAL_INT modes anymore.
15464 2012-06-12 Maxim Kuvyrkov <maxim@codesourcery.com>
15466 * gcc/config/mips/mips-tables.opt (xlp): Fix merge typo.
15468 2012-06-11 Roland McGrath <mcgrathr@google.com>
15470 * dwarf2out.c (const_ok_for_output_1): Detect a TLS UNSPEC using
15471 SYMBOL_REF_TLS_MODEL rather than DECL_THREAD_LOCAL_P, in case it's
15472 not a VAR_DECL. Also don't limit it to UNSPECs with exactly one
15475 2012-06-11 Oleg Endo <olegendo@gcc.gnu.org>
15478 * config/sh/sh.md (fmasf4): New expander.
15479 (*macsf3): Rename to fmasf4_i. Adapt to fma pattern.
15480 (mac_media): Rename to fmasf4_media. Adapt to fma pattern.
15481 * config/sh/sh.opt (mfused-madd): Remove.
15482 * config/sh/sh.c (sh_option_override): Remove mfused-madd handling.
15483 (builtin_description bdesc): Remove __builtin_sh_media_FMAC_S.
15484 * config.gcc (sh[123456789lbe]*-*-* | sh-*-*): Add fused-madd.opt
15486 * doc/invoke.texi (SH Options): Update mfused-madd and mno-fused-madd
15489 2012-06-11 Richard Henderson <rth@redhat.com>
15491 * dwarf2cfi.c (scan_trace): Handle annulled branch-taken delay slots.
15493 2012-06-11 Richard Guenther <rguenther@suse.de>
15495 PR middle-end/53470
15496 * tree.c (free_lang_data_in_type): Do not clear TYPE_CONTEXT but
15497 replace it with the first non-BLOCK context.
15499 2012-06-11 Richard Guenther <rguenther@suse.de>
15501 * alias.c (aliases_everything_p): Remove.
15502 (DIFFERENT_ALIAS_SETS_P): Likewise.
15503 (true_dependence_1): Use mems_in_disjoint_alias_sets_p directly.
15504 Do not use aliases_everything_p or special-case ANDs. Do not
15505 special-case BLKmode moves.
15506 (may_alias_p): Likewise. Handle BLKmode similar like everywhere
15509 2012-06-09 Hans-Peter Nilsson <hp@axis.com>
15511 Fix CRIS build errors with --enable-build-with-cxx.
15512 * config/cris/cris.c (cris_emit_trap_for_misalignment): Rename
15513 variable "and" to "andop".
15514 * config/cris/sync.md ("atomic_fetch_<atomic_op_name><mode>"): Use
15515 temporary variable for memory model, passing C++-type-correct
15516 parameter type to expand_mem_thread_fence.
15517 ("atomic_compare_and_swap<mode>"): Ditto.
15519 2012-06-09 Richard Henderson <rth@redhat.com>
15522 * cfgcleanup.c (execute_jump): Rename from rest_of_handle_jump2.
15523 (pass_jump): Rename from pass_jump2.
15524 (execute_jump2, pass_jump2): New.
15525 * combine-stack-adj.c (rest_of_handle_stack_adjustments): Don't
15526 perform cfg cleanup here. Move the test of PUSH_ROUNDING
15527 and ACCUMULATE_OUTGOING_ARGS test...
15528 (gate_handle_stack_adjustments): ... here.
15529 * passes.c (init_optimization_passes): Update for pass_jump2 rename.
15530 Place new pass_jump2 after pass_stack_adjustments.
15531 * tree-pass.h (pass_jump): Declare.
15533 2012-06-09 Kenneth Zadeck <zadeck@naturalbridge.com>
15535 * simplify-rtx.c (simplify_const_binary_operation): Fixed shift
15538 2012-06-08 Richard Henderson <rth@redhat.com>
15541 * combine-stack-adj.c (force_move_args_size_note): Add ARGS_SIZE
15542 note to a clobber insn when no other insn is available.
15544 2012-06-08 Georg-Johann Lay <avr@gjlay.de>
15546 * config/avr/avr.c (avr_case_values_threshold): Return 7.
15548 2012-06-07 Andreas Schwab <schwab@linux-m68k.org>
15550 * genhooks.c (main): Set progname.
15551 (emit_documentation): Remove variable found_start, always bail out
15552 when a place is missing.
15553 * doc/tm.texi.in (C++ ABI): Add @hook TARGET_CXX_DECL_MANGLING_CONTEXT.
15555 2012-06-07 Jakub Jelinek <jakub@redhat.com>
15557 PR middle-end/53580
15558 * omp-low.c (scan_omp): Change first argument to gimple_seq *,
15559 call walk_gimple_seq_mod instead of walk_gimple_seq.
15560 (scan_sharing_clauses, scan_omp_parallel, scan_omp_task,
15561 scan_omp_for, scan_omp_sections, scan_omp_single,
15562 execute_lower_omp): Adjust callers.
15563 (scan_omp_1_stmt): Likewise. If check_omp_nesting_restrictions
15564 returns false, replace stmt with GIMPLE_NOP.
15565 (check_omp_nesting_restrictions): Instead of issuing warnings,
15566 issue errors and return false if any errors were reported.
15568 2012-06-06 Steven Bosscher <steven@gcc.gnu.org>
15570 * doc/invoke.texi (fconserve-space): Remove documentation.
15572 2012-06-06 Edmar Wienskoski <edmar@freescale.com>
15574 * config/rs6000/rs6000-tables.opt: Regenerated.
15576 2012-06-06 Richard Guenther <rguenther@suse.de>
15578 PR tree-optimization/53081
15579 * tree-data-ref.h (adjacent_store_dr_p): Rename to ...
15580 (adjacent_dr_p): ... this and make it work for reads, too.
15581 * tree-loop-distribution.c (enum partition_kind): Add PKIND_MEMCPY.
15582 (struct partition_s): Change main_stmt to main_dr, add
15583 secondary_dr member.
15584 (build_size_arg_loc): Change to date data-reference and not
15586 (build_addr_arg_loc): New function split out from ...
15587 (generate_memset_builtin): ... here. Use it and simplify.
15588 (generate_memcpy_builtin): New function.
15589 (generate_code_for_partition): Adjust.
15590 (classify_partition): Streamline pattern detection. Detect memcpy.
15591 (ldist_gen): Adjust.
15592 (tree_loop_distribution): Adjust seed statements for memcpy
15595 2012-06-06 Matt Turner <mattst88@gmail.com>
15597 * config/arm/mmintrin.h (_mm_empty): New.
15600 2012-06-06 Richard Sandiford <r.sandiford@uk.ibm.com>
15602 * doc/invoke.texi (sched-pressure-algorithm): Document new --param.
15603 * common.opt (fsched-pressure-algorithm=): Remove.
15604 * flag-types.h (sched_pressure_algorithm): Move to...
15605 * sched-int.h (sched_pressure_algorithm): ...here.
15606 * params.def (sched-pressure-algorithm): New param.
15607 * haifa-sched.c (sched_init): Use it to initialize sched_pressure.
15608 * common/config/s390/s390-common.c (s390_option_optimization_table):
15609 Remove OPT_fsched_pressure_algorithm_ entry.
15610 * config/s390/s390.c (s390_option_override): Set a default value for
15611 PARAM_SCHED_PRESSURE_ALGORITHM.
15613 2012-06-05 Michael Meissner <meissner@linux.vnet.ibm.com>
15616 * config/rs6000/rs6000.c (rs6000_generate_compare): If we are
15617 doing an unsigned compare, make sure the second argument is not a
15619 (rs6000_emit_cmove): Don't allow floating point comparisons when
15620 generating ISEL moves.
15622 2012-06-05 Edmar Wienskoski <edmar@freescale.com>
15624 * config/rs6000/e5500.md: New file.
15625 * config/rs6000/e6500.md: New file.
15626 * config/rs6000/rs6000.c (processor_costs): Add new costs for
15628 (rs6000_option_override_internal): Altivec and Spe options not
15629 allowed with e5500. Spe options not allowed with e6500. Increase
15630 move inline limit for e5500 and e6500. Disable string instructions
15631 for e5500 and e6500. Enable branch targets alignment for e5500 and
15632 e6500. Initialize rs6000_cost for e5500 and e6500.
15633 (rs6000_adjust_cost): Add extra scheduling cycles between compare
15634 and brnach for e5500 and e6500.
15635 (rs6000_issue_rate): Set issue rate for e5500 and e6500.
15636 * config/rs6000/rs6000-cpus.def: Add cpu definitions for e5500 and
15638 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add e5500 and e6500.
15639 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce5500 and
15641 Include e5500.md and e6500.md.
15642 * config/rs6000/rs6000-opt.h (processor_type): Add
15643 PROCESSOR_PPCE5500 and PROCESSOR_PPCE6500.
15644 * config.gcc (cpu_is_64bit): Add new cores e5500, e6500.
15645 (powerpc*-*-*): Add new cores e5500, e6500.
15646 * doc/invoke.texi: (item -mcpu): Add e5500 and e6500 to list of cpus.
15648 2012-06-05 Richard Guenther <rguenther@suse.de>
15650 * tree-vect-data-refs.c (vect_analyze_data_refs): Fix last change.
15652 2012-06-05 H.J. Lu <hongjiu.lu@intel.com>
15655 * config.gcc: Select x32 run-time library if --with-abi={x32|mx32}
15656 is used for x86_64-*-*.
15658 2012-06-05 Richard Guenther <rguenther@suse.de>
15660 PR tree-optimization/30442
15661 * tree-vect-data-refs.c (vect_analyze_data_refs): For basic-block
15662 vectorization stop analysis at the first stmt we cannot compute
15663 a data-reference for instead of giving up completely.
15665 2012-06-05 Richard Guenther <rguenther@suse.de>
15667 * tree-loop-distribution.c (struct partition_s): Add has_writes member.
15668 (partition_alloc): Initialize it.
15669 (partition_has_writes): New function.
15670 (rdg_flag_uses): Adjust.
15671 (rdg_flag_vertex): Likewise.
15672 (rdg_flag_vertex_and_dependent): Likewise.
15673 (rdg_flag_loop_exits): Likewise.
15674 (build_rdg_partition_for_component): Likewise.
15675 (rdg_build_partitions): Likewise.
15677 2012-06-05 Richard Guenther <rguenther@suse.de>
15679 PR tree-optimization/53081
15680 * tree-loop-distribution.c (generate_memset_builtin): Handle all
15681 kinds of byte-sized stores.
15682 (classify_partition): Likewise.
15683 (tree_loop_distribution): Adjust seed statements used for
15684 !flag_tree_loop_distribution.
15686 2012-06-05 Alan Modra <amodra@gmail.com>
15688 * config/rs6000/rs6000.c (ptr_regno_for_savres): Comment.
15689 (rs6000_emit_prologue): Ensure register used for inline saves
15690 of vector regs is not the static chain register. Revise comment.
15692 2012-06-04 Oleg Endo <olegendo@gcc.gnu.org>
15694 * doc/md.texi (Standard Pattern Names For Generation): Document
15697 2012-06-04 H.J. Lu <hongjiu.lu@intel.com>
15700 * config/i386/i386.c (ix86_sched_reorder) Skip debug insns.
15702 2012-06-04 Jason Merrill <jason@redhat.com>
15704 * dwarf2out.c (is_unit_die): New.
15705 (copy_declaration_context, copy_ancestor_tree): Use it.
15706 (copy_decls_walk): Likewise.
15708 2012-06-04 Paolo Carlini <paolo.carlini@oracle.com>
15711 * doc/invoke.texi (Wenum-compare): Update documentation.
15713 2012-06-04 Dodji Seketeli <dodji@redhat.com>
15715 PR preprocessor/53463
15716 * parser.c (cp_parser_assignment_expression): Use the location
15717 for the '=' as the default location for the expression.
15719 2012-06-04 Edmar Wienskoski <edmar@freescale.com>
15722 * config/rs6000/altivec.md (altivec_stvlx): Change machine mode of
15724 (altivec_stvlxl): Ditto.
15725 (altivec_stvrx): Ditto.
15726 (altivec_stvrxl): Ditto.
15728 2012-06-04 Vladimir Makarov <vmakarov@redhat.com>
15730 * ira-int.h (struct target_ira_int): Add member x_ira_uniform_class_p.
15731 (ira_uniform_class_p): New macro.
15733 * ira.c (setup_uniform_class_p): New function.
15734 (setup_allocno_and_important_classes): Call the function.
15735 (print_unform_and_important_classes): New function.
15736 (print_classes): Rename to print_translated_classes.
15737 (ira_debug_allocno_classes): Add call of
15738 print_unform_and_important_classes.
15740 * ira-costs.c (setup_regno_cost_classes_by_aclass): Use uniform
15741 classes instead of pressure classes.
15743 2012-06-04 Aldy Hernandez <aldyh@redhat.com>
15745 PR middle-end/47530
15746 * trans-mem.c (expand_block_edges): Do not skip the first
15747 statement when resetting the BB.
15749 2012-06-04 Richard Guenther <rguenther@suse.de>
15751 * tree-data-ref.c (stores_from_loop): Remove.
15752 (stmt_with_adjacent_zero_store_dr_p): Likewise.
15753 (stores_zero_from_loop): Likewise.
15754 * tree-data-ref.h (stores_from_loop, stores_zero_from_loop,
15755 stmt_with_adjacent_zero_store_dr_p, stride_of_unit_type_p): Remove.
15756 (adjacent_store_dr_p): New function.
15757 * tree-loop-distribution.c (generate_memset_builtin): Pass
15758 the RDG, use the already available data-reference.
15759 (generate_code_for_partition): Pass down RDG.
15760 (classify_partition): Inline parts of the former
15761 stmt_with_adjacent_zero_store_dr_p here and use adjacent_store_dr_p.
15762 (ldist_gen): Remember if there was any detected builtin and
15763 do less work if not and flag_tree_loop_distribution is not set.
15764 (tree_loop_distribution): Inline and fuse stores_from_loop
15765 and stores_zero_from_loop here.
15767 2012-06-04 Richard Guenther <rguenther@suse.de>
15769 PR middle-end/53471
15770 * dwarf2out.c (dwarf2out_finish): If generating LTO do not
15771 create new assembler names.
15773 2012-06-04 Richard Guenther <rguenther@suse.de>
15775 * tree-data-ref.c (struct rdg_vertex_info): Remove.
15776 (rdg_vertex_for_stmt): Simplify using gimple_uid.
15777 (create_rdg_vertices): Pass loop argument, remove stmt to RDG index
15778 hashtable. Record stmt data-references.
15779 (hash_stmt_vertex_info): Remove.
15780 (eq_stmt_vertex_info): Likewise.
15781 (hash_stmt_vertex_del): Likewise.
15782 (build_empty_rdg): Simplify.
15783 (build_rdg): Adjust.
15784 (free_rdg): Likewise.
15785 (ref_base_address): Remove.
15786 (have_similar_memory_accesses): Likewise.
15787 * tree-data-ref.h (create_rdg_vertices): Remove.
15788 (struct rdg_vertex): Add datarefs member.
15789 (RDGV_DATAREFS): New define.
15790 (RDG_DATAREFS): Likewise.
15791 (have_similar_memory_accesses): Remove.
15792 (rdg_has_similar_memory_accesses): Likewise.
15793 * tree-loop-distribution.c (ref_base_address): Re-implement here.
15794 (similar_memory_accesses): Re-implement using existing data-references.
15795 (tree_loop_distribution): Initialize stmt uids for the stmt to
15797 * tree-vect-loop.c (vect_create_epilog_for_reduction): Only
15798 access stmt vinfo for stmts in loop.
15800 2012-06-04 Andreas Schwab <schwab@linux-m68k.org>
15803 * config/m68k/m68k.md ("tablejump"): Fix check for
15804 CASE_VECTOR_PC_RELATIVE.
15806 2012-06-04 Steven Bosscher <steven@gcc.gnu.org>
15808 * output.h (merge_weak, assemble_alias,
15809 initializer_constant_valid_p,
15810 initializer_constant_valid_for_bitfield_p): Move protos from here...
15811 * tree.h: ... to here.
15812 * cgraphclones.c: Do not include output.h.
15813 * gimplify.c: Likewise.
15814 * reload.c: Likewise.
15815 * recog.c: Likewise.
15816 * tree-ssa-loop-ivopts.c: Likewise.
15817 * tree-switch-conversion.c: Likewise.
15818 * c-parser.c: Likewise.
15819 * c-typeck.c: Likewise.
15820 * Makefile.in: Fix dependencies.
15822 2012-06-04 Georg-Johann Lay <avr@gjlay.de>
15825 * config/avr/avr-stdint.h: New file.
15826 * config.gcc (avr-*-*,tm_file): Use avr/avr-stdint.h instead of
15829 2012-06-04 Jakub Jelinek <jakub@redhat.com>
15831 PR tree-optimization/53550
15832 * tree-ssa-loop-niter.c (number_of_iterations_cond): If type
15833 is POINTER_TYPE_P, use sizetype as step type instead of type.
15835 2012-06-04 Richard Guenther <rguenther@suse.de>
15837 * tree-data-ref.c (have_similar_memory_accesses_1): Remove.
15838 (ref_base_address_1): Likewise.
15839 (remove_similar_memory_refs): Likewise.
15840 * tree-data-ref.h (remove_similar_memory_refs): Remove.
15841 * tree-loop-distribution.c (classify_partition): Do not classify
15842 as builtin if -ftree-loop-distribute-patterns is not enabled.
15843 (fuse_partitions_with_similar_memory_accesses): Inline ...
15844 (ldist_gen): ... here. Fuse all non-builtin partitions if
15845 -ftree-loop-distribution is not enabled. Properly return
15846 the number of created partitions. Do not update SSA form here but ...
15847 (tree_loop_distribution): ... once here for the whole function.
15848 Only walk innermost loops, constrain loops we consider here
15849 further. Do not call remove_similar_memory_refs.
15850 (distribute_loop): Do not check number of loop nodes here.
15852 2012-06-04 Steven Bosscher <steven@gcc.gnu.org>
15854 * Makefile.in (GIMPLE_H): Do not depend on TARGET_H.
15856 2012-06-03 Martin Jambor <mjambor@suse.cz>
15858 * ipa-prop.h (ipa_get_jf_known_type_offset): New function.
15859 (ipa_get_jf_known_type_base_type): Likewise.
15860 (ipa_get_jf_known_type_component_type): Likewise.
15861 (ipa_get_jf_constant): Likewise.
15862 (ipa_get_jf_pass_through_formal_id): Likewise.
15863 (ipa_get_jf_pass_through_operation): Likewise.
15864 (ipa_get_jf_ancestor_offset): Likewise.
15865 (ipa_get_jf_ancestor_type): Likewise.
15866 (ipa_get_jf_ancestor_formal_id): Likewise.
15867 (ipa_get_jf_member_ptr_pfn): Likewise.
15868 * ipa-prop.c (ipa_set_jf_known_type): New function.
15869 (ipa_set_jf_constant): Likewise.
15870 (ipa_set_jf_simple_pass_through): Likewise.
15871 (ipa_set_jf_arith_pass_through): Likewise.
15872 (ipa_set_ancestor_jf): Likewise.
15873 (fill_member_ptr_cst_jump_function): Moved up and renamed to
15874 ipa_set_jf_member_ptr_cst.
15875 (detect_type_change_1): Use the new jump function creation functions.
15876 (compute_complex_assign_jump_func): Likewise.
15877 (compute_complex_ancestor_jump_func): Likewise.
15878 (compute_known_type_jump_func): Likewise.
15879 (compute_scalar_jump_functions): Likewise.
15880 (compute_pass_through_member_ptrs): Likewise.
15881 (determine_cst_member_ptr): Likewise.
15882 (combine_known_type_and_ancestor_jfs): Likewise.
15883 (try_make_edge_direct_simple_call): Likewise.
15884 (try_make_edge_direct_virtual_call): Likewise.
15885 (update_indirect_edges_after_inlining): Likewise.
15886 * ipa-cp.c (ipa_get_jf_pass_through_result): Use jump function
15887 access functions. Incorporat NOP_EXPR and BINFO handling from its
15889 (ipa_get_jf_ancestor_result): Likewise. Incorporate handling BINFOs
15890 which was in its callers.
15891 (ipa_value_from_jfunc): Use jump function access functions. Some
15892 functionality moved to functions above.
15893 (propagate_vals_accross_ancestor): Likewise.
15894 (propagate_vals_accross_pass_through): Use jump function access
15896 (propagate_accross_jump_function): Likewise.
15897 * ipa-inline-analysis.c (remap_edge_change_prob): Use jump function
15899 (inline_merge_summary): Likewise.
15901 2012-06-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15903 * config/pa/pa.h (MAX_PCREL17F_OFFSET): Define.
15904 * config/pa/pa.c (pa_attr_length_millicode_call): Use
15905 MAX_PCREL17F_OFFSET instead of fixed offset.
15906 (pa_attr_length_call): Likewise.
15907 (pa_attr_length_indirect_call): Likewise.
15909 2012-06-03 Oleg Endo <olegendo@gcc.gnu.org>
15912 * config/sh/sh.opt (mfsca, mfsrra): New options.
15913 * config/sh/sh.md (rsqrtsf2): Use TARGET_FPU_ANY and TARGET_FSRRA
15915 (fsca): Use TARGET_FPU_ANY and TARGET_FSCA condition.
15916 (sinssf2, cossf2): Fold expanders to ...
15917 (sincossf3): ... this new expander. Use TARGET_FPU_ANY and
15918 TARGET_FSCA condition.
15919 * config/sh/sh.c (sh_option_override): Handle TARGET_FSRRA and
15921 * doc/invoke.texi (SH Options): Add descriptions for -mfsca,
15922 -mno-fsca, -mfsrra, -mno-fsrra.
15924 2012-06-03 Matt Turner <mattst88@gmail.com>
15926 * config/mips/4600.md (r4700_imul_si): New.
15927 (r4700_imul_di): New.
15928 (r4700_fmul_single): New.
15929 (r4700_fmul_double): New.
15930 * config/mips/mips-cpus.def: Add r4700.
15931 * config/mips/mips.c: Likewise.
15932 * config/mips/mips.md: Likewise.
15933 * config/mips/mips-tables.opt: Regenerate.
15935 2012-06-02 Steven Bosscher <steven@gcc.gnu.org>
15937 * config/sparc/sparc.h (INITIAL_ELIMINATION_OFFSET): Split out to
15938 new function sparc_initial_elimination_offset.
15939 * config/sparc/sparc.c (sparc_initial_elimination_offset): New
15941 * config/sparc/sparc-protos.h (sparc_initial_elimination_offset):
15944 2012-06-02 Kenneth Zadeck <zadeck@naturalbridge.com>
15946 * expmed.c (expand_mult, choose_multiplier): Change
15947 "2 * HOST_BITS_PER_WIDE_INT" to "HOST_BITS_PER_DOUBLE_INT".
15948 * expr.c (convert_modes): Likewise.
15949 * explow.c (plus_constant): Likewise.
15950 * fixed-value.c (fixed_saturate1, fixed_saturate2)
15951 (do_fixed_add, do_fixed_multiply, do_fixed_multiply)
15952 (do_fixed_multiply, do_fixed_multiply, do_fixed_divide)
15953 (do_fixed_divide, do_fixed_divide, do_fixed_divide)
15954 (do_fixed_divide, do_fixed_divide, do_fixed_shift, do_fixed_shift)
15955 (do_fixed_shift, fixed_convert, fixed_convert)
15956 (fixed_convert_from_int, fixed_convert_from_int)
15957 (fixed_convert_from_real): Likewise.
15958 * fold-const.c (fold_convert_const_int_from_fixed, sign_bit_p)
15959 (native_interpret_int, fold_binary_loc, fold_ternary_loc): Likewise.
15960 * varasm.c (output_constructor_bitfield): Likewise.
15961 * tree-vrp.c (register_edge_assert_for_2): Likewise.
15962 * double-int.c (rshift_double, lshift_double): Likewise.
15963 * double-int.h (double_int_fits_in_uhwi_p, double_int, double_int):
15965 * simplify-rtx.c (mode_signbit_p)
15966 (simplify_const_unary_operation, simplify_binary_operation_1)
15967 (simplify_immed_subreg): Likewise.
15968 * builtins.c (c_readstr, fold_builtin_bitop): Likewise.
15969 * tree-vect-generic.c (build_replicated_const): Likewise.
15970 * dbxout.c (stabstr_O): Likewise.
15971 * emit-rtl.c (immed_double_int_const, immed_double_const)
15972 (gen_lowpart_common, init_emit_once): Likewise.
15973 * tree.c (integer_pow2p, tree_log2, tree_floor_log2)
15974 (widest_int_cst_value, upper_bound_in_type): Likewise.
15975 * stor-layout.c (initialize_sizetypes, fixup_signed_type)
15976 (fixup_unsigned_type): Likewise.
15977 * real.c (real_to_integer2, real_from_integer): Likewise.
15978 * dwarf2out.c (size_of_loc_descr, size_of_die, output_die)
15979 (clz_loc_descriptor, mem_loc_descriptor): Likewise.
15981 2012-06-01 Eric Botcazou <ebotcazou@adacore.com>
15983 PR middle-end/53501
15984 * fold-const.c (fold_binary_loc): Refine previous change.
15986 2012-06-01 Olivier Hainque <hainque@adacore.com>
15988 * config/rs6000/vxworks.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Restore
15989 the "do {" part of the do-while(0) loop.
15991 2012-06-01 Yuri Rumyantsev <yuri.s.rumyantsev@intel.com>
15993 * config/i386/i386.c (x86_sched_reorder): New function.
15994 Added new function x86_sched_reorder.
15996 2012-06-01 Richard Guenther <rguenther@suse.de>
15998 * tree-loop-distribution.c (stmt_has_scalar_dependences_outside_loop):
16000 (classify_partition): Likewise.
16002 2012-06-01 Richard Guenther <rguenther@suse.de>
16004 * tree-loop-distribution.c (enum partition_kind): New enum.
16005 (struct partition_s): Add kind and main_stmt members.
16006 (partition_alloc): Initialize kind to PKIND_NORMAL.
16007 (partition_builtin_p): New function.
16008 (copy_loop_before): Remove failure path and assert instead.
16009 (generate_loops_for_partition): Likewise.
16010 (generate_memset_zero): Fold into ...
16011 (generate_memset_builtin): ... this.
16012 (classify_partition): New function with code from
16013 can_generate_builtin and generate_builtin.
16014 (generate_builtin): Remove.
16015 (can_generate_builtin): Likewise.
16016 (fuse_partitions_with_similar_memory_accesses): Call
16017 partition_builtin_p instead of can_generate_builtin.
16018 (rdg_build_partitions): Do not call
16019 fuse_partitions_with_similar_memory_accesses here...
16020 (ldist_gen): ... but here after classifying all partitions.
16021 Remove failure path of generate_code_for_partition.
16022 (generate_code_for_partition): Generate code according
16023 to partition classification.
16025 2012-06-01 Manuel López-Ibáñez <manu@gcc.gnu.org>
16026 Jonathan Wakely <jwakely.gcc@gmail.com>
16029 * doc/invoke.texi (Warning Options): Explain purpose and differences
16030 between -Wmissing-prototypes and -Wmissing-declarations.
16032 2012-06-01 Christian Bruel <christian.bruel@st.com>
16034 * gcc.c (save_switch): Add user_p parameter.
16035 (read_specs): Likewise.
16036 (set_specs): Likewise.
16037 (validate_switches): Likewise.
16038 (validate_switches_from_spec): Likewise.
16039 (validate_all_switches): Pass on user_p parameter.
16040 (struct spec_list): Add user_p field.
16041 (struct switchstr): Add known field.
16042 (save_switch): Add known parameter.
16043 (INIT_STATIC_SPEC): Initialize user_p;
16044 (driver_unknown_option_callbac): call save_switch if
16045 OPT_SPECIAL_unknown.
16046 (driver_handle_option): Propagate OPT_specs.
16047 (do_spec_1): Set validated only if known.
16048 (check_live_switch): Likewise.
16049 (validate_switches): Set validated if known or user_spec.
16051 2012-06-01 Hans-Peter Nilsson <hp@axis.com>
16053 Add CRIS atomic patterns for 1, 2, and 4 bytes.
16054 * config/cris/cris.c (cris_emit_trap_for_misalignment): New function.
16055 * config/cris/cris-protos.h: Declare it.
16056 * config/cris/cris.h [!TARGET_DEFAULT, TARGET_CPU_DEFAULT == 32]
16057 (TARGET_DEFAULT): Add alignment by 32.
16058 [!TARGET_DEFAULT, TARGET_CPU_DEFAULT == 10] (TARGET_DEFAULT): New
16059 case, as TARGET_CPU_DEFAULT == 0 but with alignment as for
16060 TARGET_CPU_DEFAULT == 32.
16061 (TARGET_TRAP_UNALIGNED_ATOMIC): New macro.
16062 * config/cris/cris.md: Include sync.md. Avoid allocating specific
16063 numbers by replacing the define_constants for all UNSPECs with the
16064 equivalent define_c_enum construct.
16065 * config/cris/cris.opt (mtrap-unaligned-atomic): New option.
16066 * config/cris/sync.md: New file.
16068 2012-05-31 Matt Turner <mattst88@gmail.com>
16070 * config/mips/4600.md (r4600_imul_si): Rename from r4600_imul.
16071 (r4600_imul_di): New.
16072 (r4600_idiv_si): Rename from r4600_idiv.
16073 (r4600_idiv_di): New.
16075 2012-05-31 Steven Bosscher <steven@gcc.gnu.org>
16077 * output.h (__gcc_host_wide_int__): Move to hwint.h.
16078 (decl_default_tls_model): Move to tree.h
16079 (dump_file): Move to system.h.
16080 (default_stabs_asm_out_destructor, default_stabs_asm_out_constructor,
16081 dbxout_int, dbxout_stabd, dbxout_begin_stabn, dbxout_begin_stabn_sline,
16082 dbxout_begin_empty_stabs, dbxout_begin_simple_stabs,
16083 dbxout_begin_simple_stabs_desc, dbxout_stab_value_zero,
16084 dbxout_stab_value_zero, dbxout_stab_value_label_diff,
16085 dbxout_stab_value_internal_label,
16086 dbxout_stab_value_internal_label_diff): Move from here ...
16087 * dbxout.h: ... to here.
16088 * system.h (dump_file): Moved here from output.h.
16089 * hwint.h (__gcc_host_wide_int__): Moved here from output.h.
16090 * tree.h (decl_default_tls_model): Moved here from output.h.
16091 * varasm.c (default_stabs_asm_out_destructor,
16092 default_stabs_asm_out_constructor): Move from here ...
16093 * dbxout.c: ... to here.
16095 * gcov-dump.c (dump_file): Rename to dump_gcov_file. Update callers.
16097 * collect2.h (dump_file): Rename to dump_ld_file.
16098 * collect2.c: Likewise.
16099 * tlink.c: Likewise.
16101 * alias.c: Do not include output.h.
16102 * auto-inc-dec.c: Likewise.
16103 * bt-load.c: Likewise.
16104 * caller-save.c: Likewise.
16106 * cfgbuild.c: Likewise.
16107 * cfgcleanup.c: Likewise.
16108 * cfglayout.c: Likewise.
16109 * cfgloop.c: Likewise.
16110 * cfgloopanal.c: Likewise.
16111 * cfgloopmanip.c: Likewise.
16112 * cfgrtl.c: Likewise.
16113 * cgraph.c: Likewise.
16114 * cgraphclones.c: Likewise.
16115 * combine-stack-adj.c: Likewise.
16116 * combine.c: Likewise.
16117 * cprop.c: Likewise.
16119 * cselib.c: Likewise.
16120 * dbgcnt.c: Likewise.
16121 * df-problems.c: Likewise.
16122 * df-scan.c: Likewise.
16123 * dojump.c: Likewise.
16124 * fwprop.c: Likewise.
16125 * gcse.c: Likewise.
16126 * graph.c: Likewise.
16127 * haifa-sched.c: Likewise.
16128 * hw-doloop.c: Likewise.
16129 * ipa-inline-transform.c: Likewise.
16130 * ipa-pure-const.c: Likewise.
16131 * ipa-reference.c: Likewise.
16132 * ipa-utils.c: Likewise.
16133 * ira-build.c: Likewise.
16134 * ira-emit.c: Likewise.
16136 * loop-doloop.c: Likewise.
16137 * loop-invariant.c: Likewise.
16138 * loop-iv.c: Likewise.
16139 * loop-unroll.c: Likewise.
16140 * loop-unswitch.c: Likewise.
16141 * lto-cgraph.c: Likewise.
16142 * lto-section-in.c: Likewise.
16143 * lto-streamer-in.c: Likewise.
16145 * mode-switching.c: Likewise.
16146 * postreload-gcse.c: Likewise.
16147 * postreload.c: Likewise.
16148 * predict.c: Likewise.
16149 * profile.c: Likewise.
16151 * reg-stack.c: Likewise.
16152 * regcprop.c: Likewise.
16153 * regmove.c: Likewise.
16154 * regstat.c: Likewise.
16155 * reload1.c: Likewise.
16156 * sched-ebb.c: Likewise.
16157 * sel-sched-dump.c: Likewise.
16158 * simplify-rtx.c: Likewise.
16159 * stor-layout.c: Likewise.
16160 * store-motion.c: Likewise.
16161 * tracer.c: Likewise.
16162 * tree-affine.c: Likewise.
16163 * tree-cfg.c: Likewise.
16164 * tree-cfgcleanup.c: Likewise.
16165 * tree-dfa.c: Likewise.
16166 * tree-into-ssa.c: Likewise.
16167 * tree-nomudflap.c: Likewise.
16168 * tree-optimize.c: Likewise.
16169 * tree-pretty-print.c: Likewise.
16170 * tree-profile.c: Likewise.
16171 * tree-ssa-address.c: Likewise.
16172 * tree-ssa-ccp.c: Likewise.
16173 * tree-ssa-copy.c: Likewise.
16174 * tree-ssa-dom.c: Likewise.
16175 * tree-ssa-loop-ch.c: Likewise.
16176 * tree-ssa-loop-im.c: Likewise.
16177 * tree-ssa-loop-manip.c: Likewise.
16178 * tree-ssa-loop-niter.c: Likewise.
16179 * tree-ssa-loop-prefetch.c: Likewise.
16180 * tree-ssa-loop-unswitch.c: Likewise.
16181 * tree-ssa-loop.c: Likewise.
16182 * tree-ssa-propagate.c: Likewise.
16183 * tree-ssa-structalias.c: Likewise.
16184 * tree-ssa-tail-merge.c: Likewise.
16185 * tree-ssa-threadedge.c: Likewise.
16186 * tree-ssa-threadupdate.c: Likewise.
16187 * tree-ssa-uncprop.c: Likewise.
16188 * tree-ssa-uninit.c: Likewise.
16189 * tree-ssa.c: Likewise.
16190 * value-prof.c: Likewise.
16191 * var-tracking.c: Likewise.
16194 * config/m32r/m32r.c: Include dbxout.h.
16195 * config/pa/pa.c: Likewise.
16196 * config/rs6000/rs6000.c: Likewise.
16198 * Makefile.in: Fix dependencies.
16199 * config/rs6000/t-rs5000: Likewise.
16201 2012-05-31 Aldy Hernandez <aldyh@redhat.com>
16203 * tree-ssa-loop-im.c (execute_sm): Do not check flag_tm.
16204 * gimple.h (block_in_transaction): Check for flag_tm.
16206 2012-05-31 Aldy Hernandez <aldyh@redhat.com>
16208 PR tree-optimization/52558
16209 * cfg.c (alloc_aux_for_edge): Fix comment.
16210 (alloc_aux_for_edge): Remove static.
16211 * basic-block.h (alloc_aux_for_edge): Protoize.
16212 * tree-ssa-loop-im.c (execute_sm_if_changed): New.
16213 (execute_sm_if_changed_flag): New.
16214 (execute_sm_if_changed_flag_set): New.
16215 (execute_sm): Do not generate data races unless requested.
16216 (tree_ssa_lim_initialize): Call alloc_aux_for_edges.
16217 (tree_ssa_lim_finalize): Call free_aux_for_edges.
16218 * gimple.h (block_in_transaction): New.
16219 (gimple_in_transaction): Use block_in_transaction.
16221 2012-05-31 Georg-Johann Lay <avr@gjlay.de>
16224 * config/avr/avr.opt (-msp8): Document it.
16225 * doc/invoke.texi (AVR Options): Ditto. And document related
16228 2012-05-31 Diego Novillo <dnovillo@google.com>
16230 * configure.ac (CXX_FOR_BUILD): Define and substitute.
16231 (BUILD_CXXFLAGS): Define and substitute.
16232 * Makefile.in (BUILD_CXXFLAGS): Define.
16233 (CXX_FOR_BUILD): Define.
16234 (COMPILER_FOR_BUILD): Set to CXX_FOR_BUILD if building with C++.
16235 (LINKER_FOR_BUILD): Likewise.
16236 (BUILD_COMPILERFLAGS): Set to BUILD_CXXFLAGS if building with C++.
16237 (BUILD_LINKERFLAGS): Likewise.
16238 * configure: Regenerate.
16240 2012-05-31 Steven Bosscher <steven@gcc.gnu.org>
16242 * Makefile.in: Fix many dependencies.
16243 * tree-profile.c: Don't include regs.h.
16244 * tree-vectorizer.c: Don't include cfglayout.h.
16245 * tree-vect-stmts.c: Likewise.
16246 * tree-vect-slp.c: Likewise.
16247 * tree-vect-loop.c: Likewise.
16248 * reg-stack.c: Likewise.
16249 * tree-ssa-loop-manip.c: Likewise.
16250 * toplev.c: Likewise.
16251 * varasm.c: Don't include cfglayout.h, basic-block.h,
16252 and tree-iterator.h.
16253 * tree-cfgcleanup.c: Don't include cfglayout.h.
16254 * passes.c: Don't include cfglayout.h, dwarf2asm.h,
16255 dwarf2out.h, dbxout.h, sdbout.h, and xcoffout.h.
16256 * cgraphclones.c: Don't include plugin.h.
16258 2012-05-31 Georg-Johann Lay <avr@gjlay.de>
16260 * config/avr/t-avr: Correct avr-mmcu.texi dependencies.
16261 (s-avr-mmcu-texi): Don't sed on gen-avr-mmcu-texi output.
16262 * doc/avr-mmcu.texi (svn:eol-style): Set to native.
16264 2012-05-31 Richard Guenther <rguenther@suse.de>
16266 * tree-loop-distribution.c (struct partition_s): New struct,
16267 typedef and vector type.
16268 (partition_alloc, partition_free): New functions.
16269 (generate_loops_for_partition, generate_builtin,
16270 generate_code_for_partition, rdg_flag_uses, rdg_flag_vertex,
16271 rdg_flag_vertex_and_dependent, rdg_flag_loop_exits,
16272 build_rdg_partition_for_component, can_generate_builtin,
16273 similar_memory_accesses, fuse_partitions_with_similar_memory_accesses,
16274 rdg_build_partitions, dump_rdg_partitions, debug_rdg_partitions,
16275 number_of_rw_in_partition, partition_contains_all_rw,
16276 ldist_gen): Use partition_t instead of bitmap.
16278 2012-05-31 Georg-Johann Lay <avr@gjlay.de>
16280 * config/avr/gen-avr-mmcu-texi.c: Sort MCUs.
16281 * doc/avr-mmcu.texi: Regenerate.
16283 2012-05-31 Richard Guenther <rguenther@suse.de>
16285 * tree-loop-distribution.c (stmt_has_scalar_dependences_outside_loop):
16286 Use FOR_EACH_SSA_DEF_OPERAND.
16287 (generate_builtin): Adjust.
16288 (stmt_generated_in_another_partition): Remove.
16289 (add_scalar_computations_to_partition): Likewise.
16290 (rdg_build_partitions): Do not call
16291 add_scalar_computations_to_partition.
16293 2012-05-31 Eric Botcazou <ebotcazou@adacore.com>
16295 * tree-dfa.c (get_ref_base_and_extent): Compute the offset using
16296 double ints throughout.
16297 * tree-sra.c (build_user_friendly_ref_for_offset) <RECORD_TYPE>:
16298 Check that the position of the field is representable as an integer.
16300 2012-05-31 Richard Guenther <rguenther@suse.de>
16302 * tree-data-ref.c (dr_analyze_innermost): Properly convert
16303 the MEM_REF offset to sizetype.
16305 2012-05-31 Georg-Johann Lay <avr@gjlay.de>
16307 * doc/invoke.texi (AVR Options): Fix typos.
16309 2012-05-31 Hans-Peter Nilsson <hp@axis.com>
16311 * config/cris/cris.h (CC1_SPEC): Pass through all -march=
16312 and -mcpu= options.
16313 (ASM_SPEC): Ditto, not just -march=v32, but translate non-v10,
16314 non-v32 into --march=v0_v10.
16316 2012-05-31 Richard Sandiford <rdsandiford@googlemail.com>
16318 * ira-int.h (target_ira_int): Rename x_move_cost to
16319 x_ira_register_move_cost, x_may_move_in_cost to
16320 x_ira_may_move_in_cost and x_may_move_out_cost to
16321 x_ira_may_move_out_cost. Delete the old fields with
16322 those names and also x_ira_max_register_move_cost,
16323 x_ira_max_may_move_in_cost and x_ira_max_may_move_out_cost.
16324 (move_cost, may_move_in_cost, may_move_out_cost)
16325 (ira_max_register_move_cost, ira_max_may_move_in_cost)
16326 (ira_max_may_move_out_cost): Delete.
16327 * ira.c (init_move_cost): Rename to...
16328 (ira_init_register_move_cost): ...this, deleting the old
16329 function with that name. Apply above variable renamings.
16330 Retain asserts for null fields.
16331 (ira_init_once): Don't initialize register move costs here.
16332 (free_register_move_costs): Apply above variable renamings.
16333 Remove code for deleted fields.
16335 2012-05-31 Richard Sandiford <rdsandiford@googlemail.com>
16337 * ira.c (init_move_cost): Adjust choice of subclasses to match
16338 the current ira_init_register_move_cost choice. Use
16339 ira_class_subset_p instead of reg_class_subset_p.
16340 (ira_init_register_move_cost): Assert that move_cost,
16341 may_move_in_cost and may_move_out_cost already hold the desired
16342 values for their ira_* equivalents. For the latter two,
16343 ignore classes that can't store a register of the given mode.
16345 2012-05-31 Richard Sandiford <rdsandiford@googlemail.com>
16347 * ira.c (setup_allocno_and_important_classes): Use
16348 ira_class_hard_regs_num to check whether a class has any
16349 allocatable registers.
16350 (ira_init_register_move_cost): Likewise.
16352 2012-05-31 Richard Sandiford <rdsandiford@googlemail.com>
16354 * ira.c (init_move_cost): Adjust local variable names to match
16355 file conventions. Use ira_assert instead of gcc_assert.
16357 2012-05-31 Richard Sandiford <rdsandiford@googlemail.com>
16359 * regs.h (move_table, move_cost, may_move_in_cost, may_move_out_cost):
16360 Move these definitions and associated target_globals fields to...
16361 * ira-int.h: ...here.
16362 * rtl.h (init_move_cost): Delete.
16363 * reginfo.c (last_mode_for_init_move_cost, init_move_cost): Move to...
16364 * ira.c: ...here, making the latter static.
16366 2012-05-31 Richard Sandiford <rdsandiford@googlemail.com>
16368 * ira-costs.c (copy_cost): Use ira_init_register_move_cost_if_necessary
16369 and ira_register_move_cost instead of init_move_cost and move_cost.
16371 2012-05-31 Richard Sandiford <rdsandiford@googlemail.com>
16373 * ira.h (target_ira): Delete x_ira_available_class_regs.
16374 (ira_available_class_regs): Delete.
16375 * ira.c (setup_available_class_regs): Delete.
16376 (setup_alloc_classes): Don't call it.
16377 (setup_pressure_classes): Use ira_class_hard_regs_num instead of
16378 ira_available_class_regs.
16379 * haifa-sched.c (print_curr_reg_pressure, setup_insn_reg_pressure_info)
16380 (model_spill_cost): Likewise.
16381 * ira-build.c (low_pressure_loop_node_p): Likewise.
16382 * ira-color.c (color_pass): Likewise.
16383 * ira-emit.c (change_loop): Likewise.
16384 * ira-lives.c (inc_register_pressure, dec_register_pressure)
16385 (single_reg_class, ira_implicitly_set_insn_hard_regs)
16386 (process_bb_node_lives): Likewise.
16387 * loop-invariant.c (gain_for_invariant): Likewise.
16389 2012-05-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16392 * config/pa/pa.c (TARGET_SECTION_TYPE_FLAGS): Define.
16393 (pa_section_type_flags): New.
16394 (pa_legitimate_constant_p): Revert previous change.
16396 2012-05-30 Steven Bosscher <steven@gcc.gnu.org>
16398 * ira.c (allocate_initial_values): Make static.
16400 2012-05-30 Uros Bizjak <ubizjak@gmail.com>
16402 * config/i386/i386.c (legitimize_tls_address) <TLS_MODEL_INITIAL_EXEC>:
16403 Generate tls_initial_exec_64_sun only when !TARGET_X32.
16405 2012-05-30 Richard Guenther <rguenther@suse.de>
16407 PR middle-end/53501
16408 * fold-const.c (fold_binary_loc): Make sure to call
16409 fold_plusminus_mult_expr with the original sign of operands.
16411 2012-05-30 Steven Bosscher <steven@gcc.gnu.org>
16413 * Makefile.in: Fix many dependencies.
16414 (DWARF2_H): Depend on dwarf2.def.
16415 (RTL_ERROR_H): Depend on rtl-error.h.
16416 (TREE_PRETTY_PRINT_H, GIMPLE_PRETTY_PRINT_H): New. Replace
16417 all gimple-pretty-print.h and tree-pretty-print.h references.
16419 2012-05-30 Marc Glisse <marc.glisse@inria.fr>
16421 * simplify-rtx.c (simplify_binary_operation_1): Optimize shuffle of
16424 2012-05-30 Richard Guenther <rguenther@suse.de>
16426 PR middle-end/53522
16427 * tree-emutls.c (gen_emutls_addr): Do not add globals to
16430 2012-05-30 Eric Botcazou <ebotcazou@adacore.com>
16432 * explow.c (probe_stack_range): Restore simple control flow and stop
16433 again when the probe cannot be generated if HAVE_check_stack.
16435 2012-05-30 Jakub Jelinek <jakub@redhat.com>
16437 PR rtl-optimization/53519
16438 * combine.c (simplify_shift_const_1) <case NOT>: Use constm1_rtx
16439 instead of GEN_INT (GET_MODE_MASK (mode)) as second operand of XOR.
16441 2012-05-30 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
16443 * config/arm/arm.c (arm_evpc_neon_vrev): Adjust off by one error.
16445 2012-05-29 Jack Howarth <howarth@bromo.med.uc.edu>
16448 * doc/tm.texi: Update.
16449 * doc/tm.texi.in (SDB and DWARF) <TARGET_FORCE_AT_COMP_DIR>: Add @hook.
16450 * target.def (force_at_comp_dir): New hook.
16451 * config/darwin.h (TARGET_FORCE_AT_COMP_DIR): Define.
16452 * dwarf2out.c (dwarf2out_finish): Check targetm.force_at_comp_dir.
16454 2012-05-29 Jack Howarth <howarth@bromo.med.uc.edu>
16456 * config/darwin.h (STARTFILE_SPEC): Do not use -lbundle1.o when
16458 (DARWIN_DYLIB1_SPEC): Do not use -ldylib1.10.5.o when Darwin >= 10.
16459 (DARWIN_CRT1_SPEC): Use -lcrt1.10.6.o when Darwin >= 10.
16461 2012-05-29 Oleg Endo <olegendo@gcc.gnu.org>
16464 * config/sh/sh.c (sh_option_override): Set TARGET_FMAC if
16465 flag_unsafe_math_optimizations is set.
16466 * doc/invoke.texi (SH Options): Add -mno-fused-madd description.
16467 Update description of -mfused-madd.
16469 2012-05-29 Oleg Endo <olegendo@gcc.gnu.org>
16472 * config/sh/predicates.md (atomic_arith_operand,
16473 atomic_logical_operand): New predicates.
16474 * config/sh/sh.c (sh_option_override): Check atomic options.
16475 * config/sh/sh.h (TARGET_ANY_ATOMIC, UNSUPPORTED_ATOMIC_OPTIONS,
16476 UNSUPPORTED_HARD_ATOMIC_CPU): New macros.
16477 (DRIVER_SELF_SPECS): Use UNSUPPORTED_ATOMIC_OPTIONS and
16478 UNSUPPORTED_HARD_ATOMIC_CPU.
16479 * config/sh/sync.md: Update description comments.
16480 (I12): New mode iterator.
16481 (fetchop_predicate, fetchop_constraint): New code attributes.
16482 (atomic_compare_and_swapsi_hard, atomic_compare_and_swap<mode>_hard,
16483 atomic_exchangesi_hard, atomic_exchange<mode>_hard,
16484 atomic_fetch_<fetchop_name>si_hard,
16485 atomic_fetch_<fetchop_name><mode>_hard,
16486 atomic_fetch_nandsi_hard, atomic_fetch_nand<mode>_hard,
16487 atomic_<fetchop_name>_fetchsi_hard,
16488 atomic_<fetchop_name>_fetch<mode>_hard,
16489 atomic_nand_fetchsi_hard, atomic_nand_fetch<mode>_hard,
16490 atomic_test_and_set_hard): New insns.
16491 (atomic_compare_and_swap<mode>_soft, atomic_exchange<mode>_soft,
16492 atomic_fetch_<fetchop_name><mode>_soft, atomic_fetch_nand<mode>_soft,
16493 atomic_<fetchop_name>_fetch<mode>_soft, atomic_nand_fetch<mode>_soft,
16494 atomic_test_and_set_soft): Use same formatting for the first line of
16495 the asm block as in new insns above.
16496 (atomic_compare_and_swap<mode>, atomic_exchange<mode>,
16497 atomic_fetch_<fetchop_name><mode>, atomic_<fetchop_name>_fetch<mode>,
16498 atomic_test_and_set): Integrate new *_hard insns into expanders.
16499 * config/sh/sh.opt (mhard-atomic): New option.
16500 * doc/invoke.texi (SH Options): Document it.
16502 2012-05-29 Meador Inge <meadori@codesourcery.com>
16504 * c-decl.c (c_push_function_context): Always create a new language
16506 (c_pop_function_context): Clear the language function created in
16507 c_push_function_context.
16509 2012-05-29 Matt Turner <mattst88@gmail.com>
16511 * config/alpha/ev6.md: (define_bypass "ev6_fmul,ev6_fadd"): New.
16512 (define_bypass "ev6_fcmov"): New.
16514 2012-05-29 Steven Bosscher <steven@gcc.gnu.org>
16516 * integrate.c: Remove.
16517 * integrate.h: Remove.
16518 * Makefile.in: Remove make rules for integrate.c and INTEGRATE_H.
16519 * config/arm/t-arm: Remove INTEGRATE_H dependency for target files.
16520 * config/rs6000/t-rs6000: Likewise
16521 * config/spu/t-spu-elf: Likewise.
16522 * function.h (get_hard_reg_initial_val, has_hard_reg_initial_val,
16523 get_hard_reg_initial_reg, emit_initial_value_sets): Move prototypes
16524 from integrate.h to here.
16525 (initial_value_entry): New prototype.
16526 * reload.h (allocate_initial_values): Remove prototype.
16527 * tree.h (set_decl_abstract_flags, set_decl_origin_self): Likewise.
16528 * cse.c (fixed_base_plus_p): Don't handle virtual registers for
16530 * dwarf2out.c (set_decl_origin_self, set_block_origin_self,
16531 set_decl_abstract_flags, set_block_abstract_flags): Move from
16532 integrate.c to here, the only user.
16533 * expmed.c (extract_fixed_bit_field): Remove outdated comment
16535 * function.c: Don't include integrate.h.
16536 (struct initial_value_pair, struct initial_value_struct,
16537 get_hard_reg_initial_val, has_hard_reg_initial_val,
16538 get_hard_reg_initial_reg, emit_initial_value_sets): Move from
16539 integrate.c to here.
16540 (initial_value_entry): New function.
16541 * genemit.c (main): Don't print integrate.h include line.
16542 * ira.c: Don't include integrate.h.
16543 (allocate_initial_values): Move from integrate.c to here.
16544 (ira): Update allocate_initial_values call.
16545 * tree-inline.c: Don't include integrate.h.
16546 (function_attribute_inlinable_p): Moved from integrate.c to here.
16547 * cfgexpand.c: Don't include integrate.h.
16548 * except.c: Likewise.
16549 * langhooks.c: Likewise.
16550 * passes.c: Likewise.
16551 * toplev.c: Likewise.
16552 * config/frv/frv.c: Likewise.
16553 * config/pa/pa.c: Likewise.
16554 * config/spu/spu.c: Likewise.
16555 * config/epiphany/epiphany.c: Likewise.
16556 * config/mep/mep.c: Likewise.
16557 * config/score/score.c: Likewise.
16558 * config/picochip/picochip.c: Likewise.
16559 * config/sh/sh.c: Likewise.
16560 * config/alpha/alpha.c: Likewise.
16561 * config/microblaze/microblaze.c: Likewise.
16562 * config/mips/mips.c: Likewise.
16563 * config/v850/v850.c: Likewise.
16564 * config/mmix/mmix.c: Likewise.
16565 * config/bfin/bfin.c: Likewise.
16566 * config/arm/arm.c: Likewise.
16567 * config/s390/s390.c: Likewise.
16568 * config/m32r/m32r.c: Likewise.
16569 * config/rs6000/rs6000.c: Likewise.
16570 * config/c6x/c6x.c: Include function.h instead of integrate.h.
16571 * config/tilegx/tilegx.c: Likewise.
16572 * config/tilepro/tilepro.c: Likewise.
16574 2012-05-29 Georg-Johann Lay <avr@gjlay.de>
16576 * config/avr/t-avr (s-avr-mmcu-texi): Call
16577 gen-avr-mmcu-texi$(build_exeext) via ./ and don't assume . is in PATH.
16579 2012-05-29 Michael Matz <matz@suse.de>
16581 * rtl.h (assign_stack_temp, assign_stack_temp_for_type,
16582 assign_temp): Remove 'keep' argument.
16583 (mark_temp_addr_taken): Remove prototype.
16584 * tree.h (expand_decl): Remove prototype.
16585 * function.c (struct temp_slot): Remove addr_taken and keep member.
16586 (assign_stack_temp_for_type) Don't initialize above, remove
16588 (assign_stack_temp, assign_temp): Remove keep argument.
16589 (mark_temp_addr_taken): Remove.
16590 (preserve_temp_slots): Remove handling of addr_taken and keep members.
16591 (free_temp_slots): Ditto.
16592 * expr.c (expand_expr_real_1 <COMPOUND_LITERAL_EXPR>): Remove
16594 * stmt.c (expand_asm_operands): Remove dead code.
16595 (expand_decl): Remove.
16596 * c-decl.c (finish_struct): Don't call expand_decl.
16597 * builtins.c (expand_builtin_cexpi): Adjust calls to assign_temp
16598 and assign_stack_temp.
16599 * calls.c (save_fixed_argument_area, initialize_argument_information,
16600 expand_call, emit_library_call_value_1, store_one_arg): Ditto.
16601 * expmed.c (extract_bit_field_1): Ditto.
16602 * expr.c (emit_group_load_1, emit_group_store,
16603 copy_blkmode_from_reg, emit_push_insn, expand_assignment,
16604 store_field, expand_constructor, expand_cond_expr_using_cmove,
16605 expand_expr_real_2, expand_expr_real_1): Ditto.
16606 * stmt.c (expand_asm_operands, expand_return): Ditto.
16608 * function.c (pop_temp_slots): Call free_temp_slots.
16609 * calls.c (store_one_arg): Don't call preserve_temp_slots or
16611 * expr.c (expand_assignment): Don't call free_temp_slots.
16613 * config/arm/arm.c (neon_expand_vector_init): Ditto.
16614 * config/i386/i386.c (ix86_expand_vector_set): Ditto.
16615 (ix86_expand_vector_extract): Ditto.
16616 * config/ia64/ia64.c (spill_xfmode_rfmode_operand,
16617 ia64_expand_movxf_movrf): Ditto.
16618 * config/mips/mips.c (mips_expand_vi_general): Ditto.
16619 * config/mmix/mmix.md (floatdisf2, floatunsdisf2, truncdfsf2,
16620 extendsfdf2): Ditto.
16621 * config/rs6000/rs6000.c (rs6000_expand_vector_init,
16622 rs6000_expand_vector_set, rs6000_expand_vector_extract,
16623 rs6000_allocate_stack_temp): Ditto.
16624 * config/rs6000/rs6000.md (fix_trunctfsi2_fprs): Ditto.
16625 * config/sparc/sparc.c (emit_soft_tfmode_libcall,
16626 sparc_emit_float_lib_cmp, sparc_emit_float_lib_cmp,
16627 sparc_expand_vector_init): Ditto.
16629 2012-05-29 Michael Matz <matz@suse.de>
16631 * c-tree.h (c_expand_decl): Remove prototype.
16633 * expr.c (expand_expr_real_1 <normal_inner_ref>): Don't allocate
16635 (expand_expr_real_1 <COMPOUND_LITERAL_EXPR>): Make unreachable.
16636 * gimple-fold.c (canonicalize_constructor_val): Canonicalize
16637 COMPOUND_LITERAL_EXPR.
16638 * function.c (expand_function_start): Don't call expand_decl,
16639 instead assert that we have RTL assigned.
16640 * tree-ssa-live.c (remove_unused_locals): Clear
16641 nonlocal_goto_save_area if its backing variable is removed.
16642 * stmt.c (expand_asm_operands): Remove handling of non-lvalues
16644 (expand_decl): Assert that this does nothing.
16645 * calls.c (expand_call): Don't call mark_temp_addr_taken.
16647 2012-05-29 Richard Guenther <rguenther@suse.de>
16649 PR tree-optimization/53516
16650 * tree-data-ref.c (stmt_with_adjacent_zero_store_dr_p): Reject
16652 * tree-vect-data-refs.c (vect_analyze_data_refs): Likewise.
16654 2012-05-29 Joseph Myers <joseph@codesourcery.com>
16656 * LANGUAGES: Fix typos.
16657 * Makefile.in: Fix typos.
16658 * alias.c: Fix typos.
16659 * auto-inc-dec.c: Fix typos.
16660 * bb-reorder.c: Fix typos.
16661 * cfgcleanup.c: Fix typos.
16662 * cgraph.c: Fix typos.
16663 * cgraph.h: Fix typos.
16664 * cgraphunit.c: Fix typos.
16665 * collect2-aix.h: Fix typos.
16666 * collect2.c: Fix typos.
16667 * compare-elim.c: Fix typos.
16668 * config/alpha/vms.h: Fix typos.
16669 * config/arm/README-interworking: Fix typos.
16670 * config/arm/arm.c: Fix typos.
16671 * config/arm/iterators.md: Fix typos.
16672 * config/arm/vxworks.h: Fix typos.
16673 * config/avr/avr.c: Fix typos.
16674 * config/avr/avr.h: Fix typos.
16675 * config/avr/avr.md: Fix typos.
16676 * config/avr/builtins.def: Fix typos.
16677 * config/c6x/c6x.c: Fix typos.
16678 * config/cr16/cr16.c: Fix typos.
16679 * config/cr16/cr16.md: Fix typos.
16680 * config/cris/cris.md: Fix typos.
16681 * config/darwin.c: Fix typos.
16682 * config/darwin.opt: Fix typos.
16683 * config/i386/i386-c.c: Fix typos.
16684 * config/i386/i386.c: Fix typos.
16685 * config/ia64/ia64.c: Fix typos.
16686 * config/m68k/cf.md: Fix typos.
16687 * config/mep/mep.c: Fix typos.
16688 * config/microblaze/microblaze.c: Fix typos.
16689 * config/microblaze/microblaze.h: Fix typos.
16690 * config/mn10300/mn10300.c: Fix typos.
16691 * config/mn10300/mn10300.md: Fix typos.
16692 * config/pa/pa.c: Fix typos.
16693 * config/picochip/picochip.h: Fix typos.
16694 * config/rs6000/a2.md: Fix typos.
16695 * config/rs6000/rs6000.c: Fix typos.
16696 * config/rs6000/vector.md: Fix typos.
16697 * config/rx/rx.md: Fix typos.
16698 * config/rx/rx.opt: Fix typos.
16699 * config/s390/2097.md: Fix typos.
16700 * config/s390/s390.c: Fix typos.
16701 * config/s390/s390.h: Fix typos.
16702 * config/sh/sh.c: Fix typos.
16703 * config/sh/sh.md: Fix typos.
16704 * config/sparc/sync.md: Fix typos.
16705 * config/spu/spu.c: Fix typos.
16706 * config/spu/spu.md: Fix typos.
16707 * config/vms/vms.c: Fix typos.
16708 * config/vxworks-dummy.h: Fix typos.
16709 * config/vxworks.h: Fix typos.
16710 * cselib.c: Fix typos.
16711 * df-scan.c: Fix typos.
16713 * doc/extend.texi: Fix typos.
16714 * doc/install.texi: Fix typos.
16715 * doc/invoke.texi: Fix typos.
16716 * doc/md.texi: Fix typos.
16717 * doc/plugins.texi: Fix typos.
16718 * doc/rtl.texi: Fix typos.
16719 * dse.c: Fix typos.
16720 * dwarf2asm.c: Fix typos.
16721 * dwarf2out.c: Fix typos.
16722 * except.h: Fix typos.
16723 * expr.c: Fix typos.
16724 * fold-const.c: Fix typos.
16725 * gcc.c: Fix typos.
16726 * gcse.c: Fix typos.
16727 * genautomata.c: Fix typos.
16728 * gengtype-state.c: Fix typos.
16729 * gengtype.c: Fix typos.
16730 * genhooks.c: Fix typos.
16731 * gimple-fold.c: Fix typos.
16732 * gimple-pretty-print.c: Fix typos.
16733 * gimple.c: Fix typos.
16734 * gimple.h: Fix typos.
16735 * gimplify.c: Fix typos.
16736 * graphite-interchange.c: Fix typos.
16737 * graphite-sese-to-poly.c: Fix typos.
16738 * ifcvt.c: Fix typos.
16739 * input.c: Fix typos.
16740 * ipa-cp.c: Fix typos.
16741 * ipa-inline-analysis.c: Fix typos.
16742 * ipa-inline-transform.c: Fix typos.
16743 * ipa-inline.c: Fix typos.
16744 * ipa-pure-const.c: Fix typos.
16745 * ipa-ref.h: Fix typos.
16746 * ipa-reference.c: Fix typos.
16747 * ipa-utils.c: Fix typos.
16748 * ipa.c: Fix typos.
16749 * ira-emit.c: Fix typos.
16750 * ira-lives.c: Fix typos.
16751 * lto-streamer.c: Fix typos.
16752 * lto-streamer.h: Fix typos.
16753 * lto-wrapper.c: Fix typos.
16754 * mcf.c: Fix typos.
16755 * mode-switching.c: Fix typos.
16756 * modulo-sched.c: Fix typos.
16757 * plugin.c: Fix typos.
16758 * postreload.c: Fix typos.
16759 * sched-deps.c: Fix typos.
16760 * sel-sched-ir.c: Fix typos.
16761 * sel-sched-ir.h: Fix typos.
16762 * sel-sched.c: Fix typos.
16763 * sese.c: Fix typos.
16764 * stor-layout.c: Fix typos.
16765 * target-hooks-macros.h: Fix typos.
16766 * target.def: Fix typos.
16767 * trans-mem.c: Fix typos.
16768 * tree-eh.c: Fix typos.
16769 * tree-predcom.c: Fix typos.
16770 * tree-sra.c: Fix typos.
16771 * tree-ssa-address.c: Fix typos.
16772 * tree-ssa-loop-ivopts.c: Fix typos.
16773 * tree-ssa-loop-niter.c: Fix typos.
16774 * tree-ssa-math-opts.c: Fix typos.
16775 * tree-ssa-pre.c: Fix typos.
16776 * tree-ssa-propagate.c: Fix typos.
16777 * tree-ssa-reassoc.c: Fix typos.
16778 * tree-ssa-sccvn.c: Fix typos.
16779 * tree-ssa-ter.c: Fix typos.
16780 * tree-ssa-uninit.c: Fix typos.
16781 * tree-ssanames.c: Fix typos.
16782 * tree-vect-generic.c: Fix typos.
16783 * tree-vect-slp.c: Fix typos.
16784 * tree.c: Fix typos.
16785 * tree.h: Fix typos.
16786 * varasm.c: Fix typos.
16787 * varpool.c: Fix typos.
16789 2012-05-29 Joseph Myers <joseph@codesourcery.com>
16791 * doc/include/texinfo.tex: Update to version 2012-05-16.16.
16793 2012-05-29 Richard Guenther <rguenther@suse.de>
16795 * tree-dfa.c (find_vars_r): Do not call add_referenced_vars
16797 (add_referenced_var_1): Re-organize. Assert we are not
16798 called for globals.
16799 (remove_referenced_var): Likewise.
16800 * varpool.c (add_new_static_var): Use create_tmp_var_raw.
16801 * tree-mudflap.c (execute_mudflap_function_ops): Do not
16802 call add_referenced_var on globals.
16803 * matrix-reorg.c (transform_access_sites): Likewise.
16805 2012-05-29 Steven Bosscher <steven@gcc.gnu.org>
16807 * alias.c (reg_known_value): Make this a VEC.
16808 (reg_known_equiv_p): Make this an sbitmap.
16809 (reg_known_value_size): Remove.
16810 (get_reg_known_value, set_reg_known_value, get_reg_known_equiv_p,
16811 set_reg_known_equiv_p): Update for reg_known_value and
16812 reg_known_value_size data structure change.
16813 (init_alias_analysis, end_alias_analysis): Likewise.
16815 2012-05-29 Jakub Jelinek <jakub@redhat.com>
16817 PR middle-end/53510
16818 * input.c (read_line): Use XRESIZEVEC instead of XNEWVEC
16819 to avoid leaking memory. No need to handle memory allocation
16820 failure. Double string_len on each reallocation instead of adding 2.
16821 * gcov.c (read_line): Likewise.
16823 2012-05-29 Hans-Peter Nilsson <hp@axis.com>
16825 * config/cris/cris.h (TARGET_HAS_BREAK, TARGET_TRAP_USING_BREAK8):
16827 * config/cris/cris.md ("trap"): Define, enabled for
16828 TARGET_TRAP_USING_BREAK8.
16829 * config/cris/cris.opt (mtrap-using-break8): New option.
16831 2012-05-28 Paolo Carlini <paolo.carlini@oracle.com>
16834 * doc/invoke.texi: Document -Wmissing-braces not enabled by -Wall
16837 2012-05-28 Hans-Peter Nilsson <hp@axis.com>
16839 * doc/md.texi (stack_protect_test): Remove negation of branch to label.
16840 (Standard Names): Fix typos in documentation of atomic patterns.
16842 2012-05-27 Nathan Sidwell <nathan@acm.org>
16844 * tree.c (build_constructor): Propagate TREE_SIDE_EFFECTS.
16846 2012-05-26 Jason Merrill <jason@redhat.com>
16849 * c-typeck.c (array_to_pointer_conversion): Give -Wc++-compat warning
16850 about array compound literals.
16852 2012-05-26 Eric Botcazou <ebotcazou@adacore.com>
16854 * cfgcleanup.c (try_optimize_cfg): Do not delete forwarder blocks
16855 if CLEANUP_NO_INSN_DEL.
16856 * cfgrtl.c (unique_locus_on_edge_between_p): New function extracted
16857 from cfg_layout_merge_blocks.
16858 (emit_nop_for_unique_locus_between): New function.
16859 (rtl_merge_blocks): Invoke emit_nop_for_unique_locus_between.
16860 (cfg_layout_merge_blocks): Likewise.
16862 2012-05-26 Dimitrios Apostolou <jimis@gmx.net>
16863 Paolo Bonzini <bonzini@gnu.org>
16865 * df-scan.c (df_def_record_1): Assert a parallel must contain an
16866 EXPR_LIST at this point. Receive the LOC and move its extraction...
16867 (df_defs_record): ... here. Change if-else to a switch statement.
16868 (df_find_hard_reg_defs, df_find_hard_reg_defs_1): New.
16869 (df_get_call_refs): Changed defs_generated from bitmap to HARD_REG_SET
16870 and compute it from df_find_hard_reg_defs(). Record DF_REF_BASE
16871 DEFs in REGNO order. Use HARD_REG_SET instead of bitmap for
16872 regs_invalidated_by_call.
16873 (df_insn_refs_collect): Record DF_REF_REGULAR DEFs after
16874 df_get_call_refs().
16876 2012-05-25 Eric Botcazou <ebotcazou@adacore.com>
16879 * tree-inline.c (remap_gimple_op_r): Fix handling of FIELD_DECL.
16880 * tree.c (RETURN_TRUE_IF_VAR): Do not return true for PLACEHOLDER_EXPR.
16882 2012-05-25 Michael Meissner <meissner@linux.vnet.ibm.com>
16884 * config/rs6000/t-linux64: Delete the 32-bit multilib that uses
16885 software floating point emulation. No longer build the multilibs
16886 with -mstrict-align.
16888 2012-05-25 Aldy Hernandez <aldyh@redhat.com>
16890 PR middle-end/53008
16891 * trans-mem.c (ipa_tm_create_version_alias): Output new_node if
16892 accessed indirectly.
16893 (ipa_tm_create_version): Same.
16895 2012-05-25 Uros Bizjak <ubizjak@gmail.com>
16898 * config/i386/i386.c (ix86_print_operand) <case 'O'>: Print '.' here.
16899 <case 'C', case 'c', case 'F', case 'f'>: Print '.' only for C and c.
16901 2012-05-25 Alexander Ivchenko <alexander.ivchenko@intel.com>
16904 * config/i386/i386.c (ix86_expand_vec_perm): Use correct op.
16905 (ix86_expand_vec_perm): Use int mode instead of float.
16906 (expand_vec_perm_pshufb): Remove handling of useseless type
16909 2012-05-25 Eric Botcazou <ebotcazou@adacore.com>
16912 * config.gcc (i[34567]86-*-mingw* | x86_64-*-mingw*): Set gas and
16913 gnu_ld variables to yes.
16914 * configure.ac (HAVE_GNU_LD): Move to after config.gcc inclusion.
16915 (HAVE_GNU_AS): Likewise.
16916 * config.in: Regenerate.
16917 * configure: Likewise.
16919 2012-05-25 Tristan Gingold <gingold@adacore.com>
16921 * config/i386/i386.c (struct ix86_frame): Remove unused frame field.
16922 (ix86_compute_frame_layout): Fix type of stack_alignment_needed
16923 and preferred_alignment.
16925 2012-05-25 Tristan Gingold <gingold@adacore.com>
16927 * common/config/ia64/ia64-common.c (ia64_except_unwind_info): Fix typo.
16929 2012-05-25 Thomas Schwinge <thomas@codesourcery.com>
16931 * fold-const.c (optimize_bit_field_compare): Abort early in the strict
16932 volatile bitfields case.
16934 2012-05-24 Pat Haugen <pthaugen@us.ibm.com>
16936 * config/rs6000/rs6000.c (rs6000_option_override_internal): Change
16937 rs6000_sched_costly_dep default to true_store_to_load_dep_costly.
16938 (adjacent_mem_locations): Move some code to and call...
16939 (get_memref_parts): ...new function.
16940 (mem_locations_overlap): New function.
16941 (rs6000_adjust_priority): Adjust calls to is_load_insn/is_store_insn.
16942 (is_mem_ref): Rename to...
16943 (find_mem_ref): ...this. Return MEM rtx.
16944 (get_store_dest): Remove function.
16945 (is_load_insn1, is_load_insn, is_store_insn1, is_store_insn): Add
16946 new parameter and adjust calls.
16947 (rs6000_is_costly_dependence): Update calls for extra arg. Make sure
16948 mem refs overlap for true_store_to_load_dep_costly.
16949 (rs6000_sched_reorder2): Update calls for extra arg. Adjust args
16950 passed to adjacent_mem_locations.
16951 (is_costly_group): Walk resolved dependency list.
16952 (force_new_group): Emit group ending nop for Power6/Power7.
16953 * config/rs6000/rs6000.md (UNSPEC_GRP_END_NOP): New enum value.
16954 (group_ending_nop): New define_insn.
16956 2012-05-24 Dodji Seketeli <dodji@redhat.com>
16958 Make unwound macro expansion trace less redundant
16959 * tree-diagnostic.c (maybe_unwind_expanded_macro_loc): Don't print
16960 context of macro definition in the trace, when it's redundant.
16963 2012-05-24 Richard Guenther <rguenther@suse.de>
16965 PR middle-end/53460
16966 * tree-profile.c (tree_profiling): Cleanup the CFG if
16967 execute_fixup_cfg requests it.
16969 2012-05-24 Richard Guenther <rguenther@suse.de>
16971 * tree-flow.h (create_var_ann): Remove.
16972 * tree-dfa.c (create_var_ann): Remove and inline into its
16974 (add_referenced_var_1): ... here.
16975 * varpool.c (add_new_static_var): Do not call add_referenced_var
16977 * gimple-fold.c (canonicalize_constructor_val): Likewise.
16978 * tree-switch-conversion.c (build_one_array): Likewise.
16979 * tree-profile.c (gimple_gen_ic_profiler): Likewise.
16980 * tree-flow-inline.h (gimple_referenced_vars): Guard against
16982 * tree-inline.c (remap_gimple_op_r): Likewise. Check
16983 gimple_referenced_vars instead of gimple_in_ssa_p.
16984 (copy_tree_body_r): Likewise.
16985 (setup_one_parameter): Likewise.
16986 (declare_return_variable): Likewise.
16987 (tree_function_versioning): Likewise.
16989 2012-05-24 Jakub Jelinek <jakub@redhat.com>
16991 PR tree-optimization/53465
16992 * tree-vrp.c (extract_range_from_cond_expr): First copy_value_range
16993 vr0 into *vr, then vrp_meet that.
16994 (vrp_meet): If one vr type is VR_UNDEFINED, ensure the result doesn't
16995 have any equivalences.
16996 (vrp_visit_phi_node): Call copy_value_range instead of vrp_meet the
16999 2012-05-24 Jim MacArthur <jim.macarthur@arm.com>
17001 * recog.c (reg_fits_class_p): Check both regno and regno + offset are
17003 * regs.h (in_hard_reg_set_p): Assert that regno is a hard register and
17004 check end_regno - 1 is a hard register.
17006 2012-05-24 Richard Guenther <rguenther@suse.de>
17008 * varpool.c (add_new_static_var): Remove call to create_var_ann.
17009 * tree-ssa-operands.c (create_vop_var): Likewise.
17011 2012-05-24 Richard Guenther <rguenther@suse.de>
17014 * tree-ssa-live.c (remove_unused_scope_block_p): Properly
17016 (remove_unused_locals): Pass global_unused_vars to
17017 remove_unused_scope_block_p. Restore code walking all
17018 referenced vars and pruning them.
17020 2012-05-23 Jan Hubicka <jh@suse.cz>
17022 * tree.h (alias_diag_flags): Remove.
17023 (alias_pair): Remove emitted_diags.
17024 (finish_aliases_1, finish_aliases_2, remove_unreachable_alias_pairs,
17025 symbol_alias_set_t, symbol_alias_set_destroy,
17026 symbol_alias_set_contains, propagate_aliases_backward): Remove.
17027 * toplev.c (compile_file): Do not call finish_aliases_2
17028 * cgraphunit.c (cgraph_process_new_functions): Do not call
17030 (handle_alias_pairs): Output diagnostics about aliases to externals.
17031 (assemble_thunks_and_aliases): Use do_assemble_alias.
17032 (output_weakrefs): Likewise.
17033 (finalize_compilation_unit): Do not call finish_aliases_1.
17034 * ipa.c (symtab_remove_unreachable_nodes): De not call
17035 remove_unreachable_alias_pairs.
17036 * varasm.c (do_assemble_alias): Export.
17037 (symbol_alias_set_create, symbol_alias_set_destroy,
17038 symbol_alias_set_contains, symbol_alias_set_insert,
17039 propagate_aliases_forward, propagate_aliases_backward,
17040 propagate_aliases_backward, trivially_visible_alias,
17041 trivially_defined_alias, remove_unreachable_alias_pairs,
17042 finish_aliases_1, finish_aliases_2, assemble_alias): Remove.
17043 * output.h (do_assemble_alias): Declare.
17044 * varpool.c (varpool_remove_unreferenced_decls): Do not call
17047 2012-05-23 Martin Jambor <mjambor@suse.cz>
17049 * ipa-inline-analysis.c (inline_merge_summary): Free operand_map.
17051 2012-05-23 Eric Botcazou <ebotcazou@adacore.com>
17053 * gimple.c (gimple_types_compatible_p_1) <ARRAY_TYPE>: Remove bogus
17055 (gimple_canonical_types_compatible_p) <ARRAY_TYPE>: Likewise.
17056 (iterative_hash_gimple_type): Adjust comment.
17057 (iterative_hash_canonical_type): Likewise. Hash the bounds of the
17058 domain for an array type instead of the domain type itself.
17060 2012-05-23 Richard Guenther <rguenther@suse.de>
17062 PR tree-optimization/53438
17063 * tree-sra.c (analyze_access_subtree): Correct bitfield exclusion.
17065 2012-05-23 Georg-Johann Lay <avr@gjlay.de>
17068 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Don't inhibit .p2align 1.
17069 * config/avr/elf.h (ASM_OUTPUT_BEFORE_CASE_LABEL): Use
17072 2012-05-23 Richard Guenther <rguenther@suse.de>
17074 * tree-dfa.c (add_referenced_var_1): Do not add global vars.
17075 * tree-ssa-live.c (mark_all_vars_used_1): Handle global vars
17076 via the global_unused_vars bitmap.
17077 (remove_unused_locals): Handle global vars in local-decls via
17078 a global_unused_vars bitmap instead of the used flag in the
17079 var annotation. Simplify global variable handling and removal.
17081 2012-05-22 Jan Hubicka <jh@suse.cz>
17083 PR middle-end/53426
17084 * tree-ssa-structalias.c (create_variable_info_for): Skip constructors
17085 from other partitions.
17087 2012-05-22 Jan Hubicka <jh@suse.cz>
17089 PR middle-end/53161
17090 * symtab.c (symtab_register_node): Fix ordering issue.
17092 2012-05-22 Steven Drake <sbd@NetBSD.org>
17094 * gcc.c (do_spec_1): Add %M spec token to output multilib_os_dir.
17096 2012-05-22 David Edelsohn <dje.gcc@gmail.com>
17098 * config/rs6000/rs6000.c (rs6000_aix_asm_output_dwarf_table_ref):
17099 Use strip_name_encoding target hook.
17101 2012-05-22 Richard Guenther <rguenther@suse.de>
17103 * tree.h (VAR_DECL_IS_VIRTUAL_OPERAND): New.
17104 (init_function_for_compilation): Remove.
17105 * tree-dfa.c (find_vars_r): Take struct function argument.
17106 (find_referenced_vars_in): Adjust.
17107 * tree-ssa-operands.c (clobber_stats): Remove.
17108 (create_vop_var): Take struct function argument. Mark
17109 virtual operand with VAR_DECL_IS_VIRTUAL_OPERAND.
17110 (init_ssa_operands): Take struct function argument.
17111 (fini_ssa_operands): Do not dump dead stats.
17112 * tree-ssa-operands.h (init_ssa_operands): Take struct function
17114 * cgraphunit.c (init_lowered_empty_function): Adjust.
17115 * lto-streamer-in.c (input_cfg): Likewise.
17116 * tree-inline.c (initialize_cfun): Likewise.
17117 * tree-into-ssa.c (rewrite_into_ssa): Likewise.
17118 * omp-low.c (expand_omp_taskreg): Likewise. Avoid switching cfun.
17119 * gimple.c (is_gimple_reg): Optimize the SSA_NAME case,
17120 virtual operands are not registers.
17122 2012-05-22 Richard Guenther <rguenther@suse.de>
17124 * tree-cfg.c (verify_gimple_assign_unary): Fix typo in previous commit.
17126 2012-05-22 Richard Guenther <rguenther@suse.de>
17128 PR middle-end/53437
17129 * tree-inline.c (setup_one_parameter): Create a dummy init
17130 statement for unused parameters when not optimizing.
17132 2012-05-22 Richard Guenther <rguenther@suse.de>
17134 * tree-flow.h (add_referenced_var_1): Declare.
17135 (add_referenced_var): Define.
17136 * tree-dfa.c (referenced_var_check_and_insert): Avoid one hash lookup.
17137 (add_referenced_var): Rename to ...
17138 (add_referenced_var_1): ... this. Take struct function argument.
17140 2012-05-22 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
17143 * config/arm/arm-protos.h (arm_validize_comparison): Declare.
17144 * config/arm/arm.c (arm_validize_comparison): Define.
17145 * config/arm/arm.md ("cbranchsi4"): Cleanup expansion and use
17146 arm_validize_comparison.
17147 ("cbranchdi4"): Likewise.
17148 ("cstoredi4"): Likewise.
17149 ("movsicc"): Likewise.
17150 ("movsfcc"): Likewise.
17151 ("movdfcc"): Likewise.
17153 2012-05-22 Dimitrios Apostolou <jimis@gmx.net>
17155 * df-scan.c (df_scan_alloc): Round up allocation pools size, reduce
17156 the mw_reg_pool size.
17158 2012-05-22 Paolo Bonzini <bonzini@gnu.org>
17160 PR tree-optimization/53336
17161 * tree-cfg.c (verify_gimple_assign_unary): Allow conversion from
17162 non-integer integral types to offset type and vice versa.
17164 2012-05-22 Alan Modra <amodra@gmail.com>
17166 * config/rs6000/aix.h (FP_SAVE_INLINE, GP_SAVE_INLINE): Delete.
17167 * config/rs6000/darwin.h (FP_SAVE_INLINE, GP_SAVE_INLINE): Delete.
17168 * config/rs6000/sysv4.h (FP_SAVE_INLINE, GP_SAVE_INLINE,
17169 V_SAVE_INLINE): Delete.
17170 * config/rs6000/rs6000.c (V_SAVE_INLINE): Delete.
17171 (rs6000_savres_strategy): Reimplement GP/FP/V_SAVE_INLINE logic.
17172 For ELF targets, use out-of-line restores for -Os and any number
17173 of regs if the restore exits, and out-of-line gp save for two or
17174 more regs. Use save_reg_p to test for holes in reg restore set.
17175 Replace "#if" with "if".
17177 2012-05-22 Alan Modra <amodra@gmail.com>
17179 * config/rs6000/rs6000.c (save_reg_p): New function.
17180 (first_reg_to_save, first_fp_reg_to_save): Use it here.
17181 (first_altivec_reg_to_save, restore_saved_cr): Likewise.
17182 (emit_frame_save): Use gen_frame_store.
17183 (gen_frame_mem_offset): Correct SPE condition requiring reg+reg.
17184 (rs6000_emit_prologue): Use save_reg_p. Use gen_frame_store for
17186 (rs6000_emit_epilogue): Use save_reg_p. Use gen_frame_load for
17187 vrsave, toc, gp and fp restores.
17189 2012-05-22 Alan Modra <amodra@gmail.com>
17191 * config/rs6000/rs6000.c: Delete unnecessary forward declarations.
17192 Move those with ATTRIBUTE_UNUSED to immediately before definitions.
17193 Move function pointer variables after forward declarations.
17194 (rs6000_builtin_support_vector_misalignment): Make static.
17195 (rs6000_legitimate_address_p, rs6000_gimplify_va_arg): Likewise.
17196 (rs6000_function_value, rs6000_can_eliminate): Likewise.
17198 2012-05-21 Bernd Schmidt <bernds@codesourcery.com>
17200 PR rtl-optimization/53373
17201 * caller-save.c (save_call_clobbered_regs): Look into a possible
17202 PARALLEL manually rather than using single_set on a call insn.
17204 2012-05-21 Jakub Jelinek <jakub@redhat.com>
17206 PR tree-optimization/53436
17207 * omp-low.c (omp_build_component_ref): New function.
17208 (build_receiver_ref, build_sender_ref, create_task_copyfn): Use it.
17210 2012-05-21 Uros Bizjak <ubizjak@gmail.com>
17212 * config/i386/i386.c (put_condition_code): Change "reverse" and "fp"
17214 (ix86_print_operand) <case 'O'>: Look at mode size of the operand.
17215 Do not print '.' here. Output operand lossage error for unhandled
17220 <case 'z'>: Hardcode "code" argument into error strings.
17222 <case 'D'>: Merge AVX and non-AVX codes.
17223 <case 'C', case 'c', case 'F', case 'f'>: Merge. Fix error string.
17224 Update call to put_condition_code.
17226 2012-05-21 Andreas Schwab <schwab@linux-m68k.org>
17228 * config/m68k/m68k.md (*clzsi2_cf): Renamed from clzsi2. Call
17230 (clzsi2): New expander.
17231 (*clzsi2_68k): New insn.
17232 * config/m68k/m68k.h: Update comment about CLZ_DEFINED_VALUE_AT_ZERO.
17234 2012-05-21 Aldy Hernandez <aldyh@redhat.com>
17236 * gimple.h (gimple_set_in_transaction): Remove.
17237 (gimple_in_transaction): Look in BB instead.
17238 (gimple_statement_base): Remove in_transaction field.
17239 * basic-block.h (enum bb_flags): Add BB_IN_TRANSACTION.
17240 * trans-mem.c (compute_transaction_bits): Place transaction bit
17241 information into basic blocks.
17243 2012-05-21 Andreas Schwab <schwab@linux-m68k.org>
17245 * expr.c (get_def_for_expr_class): Define only if
17246 HAVE_conditional_move.
17247 (convert_tree_comp_to_rtx): Likewise.
17249 2012-05-21 Uros Bizjak <ubizjak@gmail.com>
17252 * config/i386/i386.md (ffs<mode>2): Generate CCCmode compare
17254 (ffssi2_no_cmove): Ditto.
17255 (*ffs<mode>_1): Remove insn pattern.
17256 (*tzcnt<mode>_1): New insn pattern.
17257 (*bsf<mode>1): Ditto.
17259 2012-05-21 Richard Guenther <rguenther@suse.de>
17261 * tree-dfa.c (add_referenced_var): Do not walk DECL_INITIAL for
17262 more referenced vars.
17263 * tree-ssa-live.c (mark_all_vars_used_1): Only set the used
17264 flag on variables that have a var-annotation.
17266 2012-05-21 Joseph Myers <joseph@codesourcery.com>
17269 * c-typeck.c (build_conditional_expr): Remove C_MAYBE_CONST_EXPR
17270 from folded operands before wrapping another around the
17271 conditional expression.
17273 2012-05-21 Jakub Jelinek <jakub@redhat.com>
17275 PR tree-optimization/53366
17276 * tree-vect-slp.c (vect_supported_load_permutation_p): Don't shortcut
17277 tests if complex_numbers == 2, but there are non-complex number loads
17280 PR tree-optimization/53409
17281 * tree-vect-loop.c (vect_analyze_loop_operations): Don't check
17282 vinfo_for_stmt (op_def_stmt) if op_def_stmt isn't inside loop.
17284 PR tree-optimization/53410
17285 * fold-const.c (fold_binary_loc): Use build_zero_cst (type)
17286 instead of build_int_cst (type, 0) where vector types might be
17287 involved. Instead of build_int_cst (type, 1) convert the original
17288 integer_onep argument to the desired type.
17290 2012-05-21 Michael Matz <matz@suse.de>
17292 * genattrtab.c (attr_rtx_cost): Move earlier, start with cost being 1.
17293 (simplify_test_exp): Handle one more case of distributive law,
17294 decrease cost threshold.
17295 (tests_attr_p, get_attr_order): New functions.
17296 (optimize_attrs): Use topological order, inline only cheap values.
17297 (write_attr_set): Reset our_known_true after some time.
17299 2012-05-21 H.J. Lu <hongjiu.lu@intel.com>
17302 * config/i386/i386.c (type_natural_mode): Warn passing SSE
17303 vector argument without SSE enabled changes the ABI.
17305 2012-05-21 Richard Guenther <rguenther@suse.de>
17307 PR tree-optimization/53408
17308 * tree-vect-loop.c (vectorizable_induction): Properly check
17309 the restriction that we cannot handle induction results from
17310 the inner loop outside of the outer loop.
17312 2012-05-21 H.J. Lu <hongjiu.lu@intel.com>
17315 * config/i386/i386.md (UNSPEC_RDRAND): Renamed to ...
17316 (UNSPECV_RDRAND): This.
17317 (rdrand<mode>_1): Updated.
17319 2012-05-21 Richard Guenther <rguenther@suse.de>
17321 * tree-loop-distribution.c (can_generate_builtin): Reject
17324 2012-05-21 Chung-Lin Tang <cltang@codesourcery.com>
17326 * Makefile.in (options.c): Add options.h to included header
17327 files, before tm.h.
17329 2012-05-21 Razya Ladelsky <razya@il.ibm.com>
17331 * tree-parloops.c : Add myself to contributors, update
17332 TODO list, add link to wiki.
17334 2012-05-21 Alan Modra <amodra@gmail.com>
17336 * config/rs6000/predicates.md (input_operand): Don't match
17337 constant pool addresses. Remove label_ref, high and plus from
17338 match_code list. Remove redundant CONSTANT_P test.
17339 (splat_input_operand): Similarly update match_code list.
17340 (small_toc_ref): New predicate.
17341 * config/rs6000/rs6000-protos.h (toc_relative_expr_p): Update prototype.
17342 * config/rs6000/rs6000.c (tocrel_base, tocrel_offset): Make const.
17343 (legitimate_constant_pool_address_p): Move TARGET_TOC test and
17344 register checks to..
17345 (toc_relative_expr_p): ..here. Add "strict" param. Match new rtl
17346 generated by create_TOC_reference.
17347 (rs6000_legitimize_address): Update cerate_TOC_reference call.
17348 (rs6000_delegitimize_address): Handle new rtl for toc refs.
17349 (rs6000_cannot_force_const_mem, rs6000_find_base_term): Likewise.
17350 (use_toc_relative_ref): New function, split out from..
17351 (rs6000_emit_move): ..here. Remove redundant tests. Update
17352 create_TOC_reference calls.
17353 (rs6000_legitimize_reload_address): Formatting. Handle splitting
17354 of medium/large model toc addresses. Use use_toc_relative_ref.
17355 (print_operand): Formatting, style. Adjust for toc changes.
17356 (print_operand_address): Likewise.
17357 (rs6000_output_addr_const_extra): Likewise.
17358 (create_TOC_reference): Put TOC_REGISTER in UNSPEC_TOCREL rather
17359 than a PLUS. Use this formulation for both high and low part
17360 of -mcmodel=medium/large toc reference too. Before reload,
17361 always use the small model formulation.
17362 * config/rs6000/rs6000.md (tls_gd, tls_gd_high): Similarly avoid
17363 a PLUS in high part of addresses here.
17364 (tls_ld, tls_ld_high, tls_got_dtprel, tls_got_dtprel_high): Likewise.
17365 (tls_got_tprel, tls_got_tprel_high, largetoc_high): Likewise.
17366 (largetoc_high, largetoc_low): Move earlier. Cope when no
17367 base reg available.
17368 (largetoc_high_plus): New insn.
17369 (movsi_internal1, movsi_internal1_single, movsf_softfloat,
17370 movdi_mfpgpr, movdi_internal64): Don't handle 'R' constraint here..
17371 (tocref): ..instead do so here, new insn and split.
17373 2012-05-20 H.J. Lu <hongjiu.lu@intel.com>
17375 * config/i386/driver-i386.c (host_detect_local_cpu): Support
17376 RDRND, F16C and FSGSBASE.
17378 2012-05-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17380 PR rtl-optimzation/53373
17381 * config/pa/pa.md (call_symref_pic): Don't expose PIC register save in
17382 call pattern. Update split patterns.
17383 (call_symref_64bit, call_reg_pic, call_reg_64bit, call_val_symref_pic,
17384 call_val_symref_64bit, call_val_reg_pic, call_val_reg_64bit): Likewise.
17386 2012-05-20 Razya Ladelsky <razya@il.ibm.com>
17388 * tree-parloops.c (gen_parallel_loop): Change many_iterations_cond
17391 2012-05-18 Jan Hubicka <jh@suse.cz>
17393 * cgraphunit.c (handle_alias_pairs): Declare; free alias_pairs
17394 (cgraph_process_new_functions): Process also aliases.
17395 * lto-streamer-out.c (struct sets): Remove.
17396 (trivally_defined_alias): Remove.
17397 (output_alias_pair_p): Remove.
17398 (output_unreferenced_globals): Remove.
17399 (produce_symtab); Do not handle alias pairs.
17400 (produce_asm_for_decls): Likewise.
17401 * lto-streamer-in.c (input_alias_pairs): Remove.
17402 (lto_read_body): Do not input alias pairs.
17403 (lto_input_constructors_and_inits): Remove.
17405 2012-05-18 Jan Hubicka <jh@suse.cz>
17407 * cgraphunit.c (handle_alias_pairs): Cleanup; handle all types of
17410 2012-05-18 Jan Hubicka <jh@suse.cz>
17412 * cgraphbuild.c (record_reference): Update.
17413 * lto-cgraph.c (lto_output_varpool_node): External vars
17414 are not in other partition even if they are not output
17415 in current partition.
17416 * gimple-fold.c (can_refer_decl_in_current_unit_p): Take FROM_DECL
17418 (canonicalize_constructor_val): Take FROM_DECL argument.
17419 (fold_ctor_reference, fold_string_cst_ctor_reference,
17420 fold_array_ctor_reference, fold_nonarray_ctor_reference,
17421 fold_ctor_reference): Likewise.
17422 (fold_const_aggregate_ref_1, gimple_get_virt_method_for_binfo): Update.
17423 * gimple.h (gimple_fold_builtin): Likewise.
17425 2012-05-18 Olivier Hainque <hainque@adacore.com>
17427 * Makefile.in (FLAGS_TO_PASS): Pass $(libexecsubdir) instead of
17428 $(libsubdir) as libexecsubdir.
17430 2012-05-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
17432 * config/rs6000/rs6000.c (print_operand): Revise code that unsafely
17433 relied on signed overflow behavior.
17435 2012-05-18 Richard Guenther <rguenther@suse.de>
17437 PR tree-optimization/53346
17438 * tree-loop-distribution.c (ldist_gen): Make sure to apply
17439 builtin transform even when only a single partition with
17440 all reads/writes exists.
17442 2012-05-18 Richard Guenther <rguenther@suse.de>
17444 PR tree-optimization/53390
17445 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Ignore
17448 2012-05-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
17450 * tree-ssa-reassoc.c (bip_map): Remove decl.
17451 (completely_remove_stmt): Remove function.
17452 (remove_def_if_absorbed_call): Remove function.
17453 (remove_visited_stmt_chain): Remove __builtin_powi handling.
17454 (possibly_move_powi): Remove function.
17455 (rewrite_expr_tree): Remove calls to possibly_move_powi.
17456 (rewrite_expr_tree_parallel): Likewise.
17457 (attempt_builtin_powi): Build multiplies explicitly rather than
17458 relying on the ops vector and rank system.
17459 (transform_stmt_to_copy): New function.
17460 (transform_stmt_to_multiply): Likewise.
17461 (reassociate_bb): Handle leftover operations after __builtin_powi
17462 optimization; build a final multiply if necessary.
17464 2012-05-18 Jan Hubicka <jh@suse.cz>
17466 * cgraphunit.c (varpool_finalize_decl): Allow external decls.
17467 (mark_functions_to_output): Fix sanity check.
17468 * ipa.c (function_and_variable_visibility): Remove TREE_STATIC check.
17470 2012-05-18 Richard Guenther <rguenther@suse.de>
17472 * tree-flow.h (mark_symbols_for_renaming): Remove.
17473 * tree-dfa.c (mark_symbols_for_renaming): Likewise.
17474 * tree-inline.c (copy_edges_for_bb): Do not mark symbols for renaming.
17475 (copy_debug_stmt): Likewise.
17476 (expand_call_inline): Likewise.
17477 (declare_return_variable): Mark the return variable for renaming
17480 2012-05-18 Andrew Stubbs <ams@codesourcery.com>
17482 * config/arm/arm-protos.h (arm_emit_coreregs_64bit_shift): New
17484 * config/arm/arm.c (arm_emit_coreregs_64bit_shift): New function.
17485 * config/arm/arm.md (ashldi3): Use arm_emit_coreregs_64bit_shift.
17486 (ashrdi3,lshrdi3): Likewise.
17487 (arm_cond_branch): Remove '*' to enable gen_arm_cond_branch.
17489 2012-05-18 Meador Inge <meadori@codesourcery.com>
17491 PR rtl-optimization/53352
17492 * cse.c (equiv_constant): Ignore paradoxical subregs.
17494 2012-05-17 Steven Bosscher <steven@gcc.gnu.org>
17496 PR rtl-optimization/53125
17497 * regstat.c (regstat_bb_compute_ri): Take new local_live_last_luid
17498 argument. Simplify calculation of REG_LIVE_LENGTH for regnos that
17499 die in the basic block. Correctly top off REG_FREQ and
17500 REG_FREQ_CALLS_CROSSED.
17502 (regstat_compute_ri): Allocate and free local_live_last_luid.
17504 (regstat_bb_compute_calls_crossed): Correctly top off
17505 REG_FREQ_CALLS_CROSSED.
17507 2012-05-17 Jan Hubicka <jh@suse.cz>
17509 * lto-symtab.c (lto_symtab_resolve_symbols): Preffer decl with
17510 constructor over decl without.
17511 * cgraph.c (cgraph_remove_node): Clear also body of unanalyzed nodes.
17512 * cgraph.h (varpool_can_remove_if_no_refs): Handle external correctly.
17513 * cgraphunit.c (process_function_and_variable_attributes): Finalize
17515 (mark_functions_to_output): Also accept bodies for functions with
17517 (output_in_order): Skip external vars.
17518 * lto-cgraph.c (lto_output_node): External functions are never in other
17520 (lto_output_varpool_node): Likewise.
17521 * lto-streamer-out.c (lto_write_tree): Always use error_mark_nodes for
17522 forgotten initializers.
17523 * ipa.c (process_references): Handle external vars.
17524 (symtab_remove_unreachable_nodes): Update to handle external vars.
17525 (varpool_externally_visible_p): External vars are externally visible.
17526 * gimple-fold.c (can_refer_decl_in_current_unit_p): Update.
17527 * varpool.c (varpool_remove_node): Remove constructor.
17528 (decide_is_variable_needed): Handle externals.
17529 (varpool_remove_unreferenced_decls): Likewise.
17531 2012-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
17533 * opts.c (common_handle_option): -pedantic-errors enables -Wpedantic.
17534 (enable_warning_as_error): Do not special case Wuninitialized.
17535 * optc-gen.awk: Add sanity checks.
17537 2012-05-17 Jan Hubicka <jh@suse.cz>
17539 * ipa-reference.c (is_proper_for_analysis): Do not check flags
17540 that might change as result of global optimization.
17541 (analyze_function): Do not check analyzed and externally_visible
17542 flags; be happy about address dereferences.
17543 (propagate): Prune all_module_statics so it really contains just
17544 statics; prune all the local summaries.
17545 (ipa_reference_write_optimization_summary): Simplify.
17547 2012-05-17 Kwok Cheung Yeung <kcy@codesourcery.com>
17549 * config/m68k/m68k-devices.def: Add 51ag, 51je, 51jf, 51jg, 51mm, 51qm.
17550 * config/m68k/m68k-tables.opt: Regenerated.
17551 * doc/invoke.texi (M680x0 Options): Document.
17553 2012-05-16 Dave Boutcher <daveboutcher@gmail.com>
17554 Patrick Marlier <patrick.marlier@gmail.com>
17556 * trans-mem.c (ipa_tm_transform_clone): Transform functions with
17559 2012-05-16 H.J. Lu <hongjiu.lu@intel.com>
17561 * configure: Regenerated.
17563 2012-05-16 Andrew Pinski <apinski@cavium.com>
17565 * gimple-fold.c (get_maxval_strlen): Move COND_EXPR handling under
17568 2012-05-16 David S. Miller <davem@davemloft.net>
17570 * jump.c (delete_related_insns): If we remove a CALL, make sure
17571 we delete it's NOTE_INSN_CALL_ARG_LOCATION note too.
17573 2012-05-16 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
17575 PR tree-optimization/53217
17576 * tree-ssa-reassoc.c (bip_map): New static variable.
17577 (possibly_move_powi): Move feeding multiplies with __builtin_powi call.
17578 (attempt_builtin_powi): Save feeding multiplies on a stack.
17579 (reassociate_bb): Create and destroy bip_map.
17581 2012-05-16 Olivier Hainque <hainque@adacore.com>
17583 * Makefile.in (install-no-fixedincludes): New target, former toplevel
17584 gcc-no-fixedincludes. Stash "include-fixed" in addition to "include".
17585 Add comments and improve stamp preservation across the whole sequence.
17586 (stmp-int-hdrs): Use move-if-change + cp -p to setup fix_dir/limits.h.
17588 2012-05-16 Richard Guenther <rguenther@suse.de>
17590 * tree-inline.c (insert_init_stmt): Do not call
17591 mark_symbols_for_renaming.
17592 (setup_one_parameter): Avoid initializing unused parameters.
17593 (declare_return_variable): Properly handle DECL_BY_REFERENCE
17594 return vars in SSA form.
17596 2012-05-16 Richard Guenther <rguenther@suse.de>
17598 * tree-flow.h (get_virtual_var): Remove.
17599 * tree-dfa.c (get_virtual_var): Likewise.
17601 2012-05-16 Richard Guenther <rguenther@suse.de>
17603 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1):
17604 Remove set-only bitmap of new names.
17605 (slpeel_tree_peel_loop_to_edge): Likewise. Do not set
17607 * tree-flow.h (ssa_names_to_replace): Remove.
17608 * tree-into-ssa.c (ssa_names_to_replace): Likewise.
17610 2012-05-16 Richard Guenther <rguenther@suse.de>
17612 PR tree-optimization/53364
17613 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Properly
17614 detect a view-conversion of the decl.
17616 2012-05-16 Dodji Seketeli <dodji@redhat.com>
17618 PR preprocessor/7263
17619 * c-tree.h (enum c_declspec_word): Declare new enum.
17620 (struct c_declspecs::locations): New member.
17621 (declspecs_add_qual, declspecs_add_scspec)
17622 (declspecs_add_addrspace, declspecs_add_alignas): Take a new
17623 location parameter.
17624 * c-decl.c (build_null_declspecs): Initialize the new struct
17625 c_declspecs::locations member.
17626 (declspecs_add_addrspace): Take a location parameter for the
17627 address space. Store it onto declaration specifiers.
17628 (declspecs_add_qual): Likewise, take a location parameter for the
17630 (declspecs_add_type): Likewise, take a location parameter for the
17632 (declspecs_add_scspec): Likewise, take a location parameter for
17633 the storage class specifier.
17634 (declspecs_add_attrs): Likewise, take a location parameter for the
17636 (declspecs_add_alignas): Likewise, take a location parameter for
17638 (finish_declspecs): For diagnostics, use the location of the
17639 relevant declspec, instead of the global input_location.
17640 * c-parser.c (c_parser_parameter_declaration): Pass the precise
17641 virtual location of the declspec to the declspecs-setters.
17642 (c_parser_declspecs): Likewise. Avoid calling c_parser_peek_token
17645 2012-05-16 Igor Zamyatin <igor.zamyatin@intel.com>
17647 * configure.ac: Stack protector enabling for Android targets.
17648 * configure: Regenerate.
17650 2012-05-16 Richard Sandiford <r.sandiford@uk.ibm.com>
17652 * ira.c (pseudo_move_insn): Delete.
17653 (find_moveable_pseudos): Don't set it.
17654 (move_unallocated_pseudos): Use DF_REG_DEF_CHAIN to find
17655 the definitions of the original pseudo. Delete all of them.
17657 2012-05-16 Olivier Hainque <hainque@adacore.com>
17659 * config/rs6000/rs6000-opts.h (enum processor_type): Add
17661 * config/rs6000/rs6000-cpus.def: Reference it for cpu="8548".
17662 * config/rs6000/rs6000.md (cpu attribute definition): Add ppc8548.
17663 * config/rs6000/8540.md: indicate that the units/patterns apply to
17666 * config/rs6000/rs6000.c (rs6000_option_override_internal): Rename
17667 default_cpu into implicit_cpu, conveying what --with-cpu was passed at
17668 configure time. Treat implicit_cpu as have_CPU. Pick defaults for SPE
17669 related flags, check that what is queried is supported by the selected
17670 configuration. Rework the single/double_float and MASK_STRING resets to
17671 hit for all the E500 cores (854x + E500MC variants). Select the ppc8540
17672 costs for PROCESSOR_PPC8548 as well.
17673 (rs6000_issue_rate): case CPU_PPC8548 together with CPU_PPC8540.
17674 (rs6000_use_sched_lookahead): Likewise, rewriting function as a case
17675 statement instead of a sequence of ifs.
17677 * config/rs6000/rs6000.h (TARGET_E500): Remove.
17678 (TARGET_NO_LWSYNC): Adjust accordingly.
17679 * config/rs6000/e500.h (TARGET_E500): Remove.
17680 (CHECK_E500_OPTIONS): Adjust accordingly.
17681 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove.
17682 (TARGET_DEFAULT): Reformat definition to match the one in linuxspe.h.
17683 * config/rs6000/linuxspe.h: Likewise.
17684 * config/rs6000/vxworks.h: Remove bogus TARGET_E500 overrides and
17685 superfluous comments.
17686 * config/rs6000/e500-double.h: Remove.
17688 * config.gcc (pick a default with_cpu): For powerpc*-*-*spe*,
17689 default to with_cpu=8548 if --enable-e500-double, and to 8540
17691 (set misc flags section): For powerpc*|rs6000*, remove inclusion
17692 of e500-double.h for --enable-e500-double.
17694 2012-05-16 Olivier Hainque <hainque@adacore.com>
17696 * Makefile.in (s-header-vars): Resort to -n instead of trailing
17697 -e d in sed invocation.
17699 2012-05-16 Hans-Peter Nilsson <hp@axis.com>
17701 * doc/tm.texi.in (Type Layout) <SIZE_TYPE>: Update reference to
17703 * doc/tm.texi: Regenerate.
17705 2012-05-15 Paolo Carlini <paolo.carlini@oracle.com>
17707 * tree.h (EXPR_LOCATION): Use CAN_HAVE_LOCATION_P.
17709 2012-05-15 Jakub Jelinek <jakub@redhat.com>
17712 * config/i386/i386.md (*addqi_2 peephole with QImode addition): Check
17713 that operands[2] is either immediate, or q_regs_operand.
17715 2012-05-15 Richard Guenther <rguenther@suse.de>
17717 * cgraphunit.c (thunk_adjust): Use make_rename_temp.
17718 (assemble_thunk): Likewise. Manually rename and register
17719 function arguments.
17721 2012-05-15 Richard Guenther <rguenther@suse.de>
17723 PR tree-optimization/53355
17724 * tree-vrp.c (extract_range_from_binary_expr_1): Handle LSHIFT_EXPRs
17727 2012-05-15 Tristan Gingold <gingold@adacore.com>
17729 * tree-ssa-strlen.c (get_string_length): Convert lhs if needed.
17731 2012-05-15 Richard Guenther <rguenther@suse.de>
17733 * gimple.c (gimple_set_modified): Move ...
17734 * gimple.h (gimple_set_modified): ... here.
17736 2012-05-15 Tristan Gingold <gingold@adacore.com>
17738 * ira-color.c (move_spill_restore): Add a guard.
17740 2012-05-15 Tristan Gingold <gingold@adacore.com>
17742 * config/ia64/ia64.c (ia64_emit_probe_stack_range): Adjust calls to
17745 2012-05-15 Eric Botcazou <ebotcazou@adacore.com>
17747 * gimplify.c (gimplify_init_constructor): Do a block move for very
17748 small objects as well.
17750 2012-05-15 Bernd Schmidt <bernds@codesourcery.com>
17752 * ira.c (find_moveable_pseudos): Skip registers whose
17753 DF_REG_EQ_USE_COUNT is nonzero.
17755 2012-05-15 Kenneth Zadeck <zadeck@naturalbridge.com>
17757 * doc/md.texi (fma): Define to only be applicable for single rounding.
17759 2012-05-14 Uros Bizjak <ubizjak@gmail.com>
17762 * config/i386/i386.c (ix86_expand_special_args_builtin): Always
17763 generate target register for "load" class builtins.
17766 2010-10-22 Uros Bizjak <ubizjak@gmail.com>
17769 * config/i386/sse.md (*avx_movu<ssemodesuffix><avxmodesuffix>):
17770 Rename from avx_movu<ssemodesuffix><avxmodesuffix>.
17771 (avx_movu<ssemodesuffix><avxmodesuffix>): New expander.
17772 (*<sse>_movu<ssemodesuffix>): Rename from <sse>_movu<ssemodesuffix>.
17773 (<sse>_movu<ssemodesuffix>): New expander.
17774 (*avx_movdqu<avxmodesuffix>): Rename from avx_movdqu<avxmodesuffix>.
17775 (avx_movdqu<avxmodesuffix>): New expander.
17776 (*sse2_movdqu): Rename from sse2_movdqu.
17777 (sse2_movdqu): New expander.
17779 2012-05-14 Marc Glisse <marc.glisse@inria.fr>
17782 * config/i386/i386.c (ix86_expand_vec_perm_const): Move code to ...
17783 (canonicalize_perm): ... new function.
17784 (expand_vec_perm_2vperm2f128_vshuf): New function.
17785 (ix86_expand_vec_perm_const_1): Call it.
17787 2012-05-14 Andrew Pinski <apinski@cavium.com>
17788 H.J. Lu <hongjiu.lu@intel.com>
17789 Jakub Jelinek <jakub@redhat.com>
17792 * config/i386/i386.md (xbegin_1): Use + in constraint and match_dup.
17795 2012-05-14 Jakub Jelinek <jakub@redhat.com>
17797 * dwarf2out.c (dwarf2out_define, dwarf2out_undef): Treat
17798 lineno 1 the same as lineno 0 before first start file directive.
17799 (optimize_macinfo_range): Likewise.
17801 * dwarf2out.c (have_macinfo): Define.
17802 (dwarf2out_finish): Don't emit DW_AT_GNU_macros or DW_AT_macro_info
17803 attribute, don't force empty compilation unit and don't emit any
17804 .debug_macinfo/.debug_macro section if macinfo_table is empty.
17806 2012-05-14 Georg-Johann Lay <avr@gjlay.de>
17809 * config/avr/avr.c (avr_const_address_lo16): Remove.
17810 (avr_assemble_integer): Print ".byte lo8(x)",
17811 ".byte hi8(x)", ".byte hh8(x)" instead of emit an assembler
17812 .warning if 3-byte address is assembled.
17813 * doc/extend.texi (AVR Named Address Spaces): Document that
17814 binutils 2.23 is needed to assemble 3-byte addresses.
17816 2012-05-14 Richard Guenther <rguenther@suse.de>
17818 * tree-vect-data-refs.c (vect_setup_realignment): Remove
17819 call to mark_symbols_for_renaming.
17820 (vect_permute_load_chain): Likewise.
17821 * tree-vect-loop.c (vect_is_slp_reduction): Update stmt
17822 instead of calling mark_symbols_for_renaming.
17823 * tree-vect-stmts.c (read_vector_array): Remove call to
17824 mark_symbols_for_renaming.
17825 (write_vector_array): Likewise.
17826 (vectorizable_call): Likewise.
17827 (vectorizable_store): Likewise.
17828 (vectorizable_load): Likewise.
17829 * matrix-reorg.c (transform_allocation_sites): Likewise.
17830 * tree-ssa-pre.c (create_expression_by_pieces): Likewise.
17831 (create_expression_by_pieces): Likewise.
17833 2012-05-14 Richard Guenther <rguenther@suse.de>
17835 * gimplify.c (gimple_regimplify_operands): Only mark the LHS
17836 of statements for renaming.
17837 (force_gimple_operand_1): Likewise, consistently for both
17838 calls to force_gimple_operand and force_gimple_operand_gsi.
17840 2012-05-14 Richard Guenther <rguenther@suse.de>
17842 * tree-dfa.c (make_rename_temp): Be forgiving if not in SSA form.
17843 * omp-low.c (expand_omp_taskreg): Properly conditionalize call
17845 (expand_omp_for): Likewise.
17846 (expand_omp_for_generic): Adjust conditional add to referenced vars.
17847 Use make_rename_temp for temporaries that should be rewritten into
17849 (expand_omp_for_static_nochunk): Likewise.
17850 (expand_omp_atomic_pipeline): Likewise.
17852 2012-05-14 Richard Guenther <rguenther@suse.de>
17854 PR tree-optimization/53331
17855 * tree-vect-data-refs.c (vect_verify_datarefs_alignment): Ignore
17857 * tree-vect-stmts.c (vect_model_load_cost): Handle strided loads.
17859 2012-05-14 Manuel López-Ibáñez <manu@gcc.gnu.org>
17862 * doc/options.texi: (LangEnabledBy): Document it.
17863 * optc-gen.awk: Handle LangEnabledBy.
17864 * opth-gen.awk: Generate declaration for lang-specific functions.
17865 * opt-read.awk: Record lang numbers.
17866 * opt-functions.awk (flag_set_p): Ignore the arguments of flags.
17867 (lang_sanitized_name): New.
17869 2012-05-14 Bernd Schmidt <bernds@codesourcery.com>
17871 * attribs.c (decl_attributes): Avoid emitting a warning if
17872 ATTR_FLAG_BUILT_IN.
17873 * doc/rtl.texi (CALL_INSN_FUNCTION_USAGE): Use lowercase for rtx
17874 codes. Document meaning of sets inside CALL_INSN_FUNCTION_USAGE.
17875 * builtin-attrs.def (DEF_ATTR_FOR_STRING): Define. Use it to
17876 define a string "1".
17877 (ATTR_RET1_NOTHROW_NONNULL_LEAF): New attr definition.
17878 * builtins.def (BUILT_IN_MEMCPY, BUILT_IN_MEMMOVE, BUILT_IN_MEMSET,
17879 BUILT_IN_STRCPY): Use it for these functions.
17880 * postreload.c (reload_combine): Deal with SETs inside
17881 CALL_INSN_FUNCTION_USAGE.
17882 * caller-save.c (setup_save_areas, save_call_clobbered_regs):
17883 Look for REG_RETURNED notes and use a cheap restore if possible.
17884 * ira-int.h (struct ira_allocno): New member cheap_calls_crossed_num.
17885 (ALLOCNO_CHEAP_CALLS_CROSSED_NUM): New macro.
17886 * ira-build.c (ira_create_allocno, create_cap_allocno,
17887 propagate_allocno_info, propagate_some_info_from_allocno,
17888 copy_info_to_removed_store_destination, ira_flattening): Handle it.
17889 * ira-lives.c (pseudo_regno_single_word_and_live_p,
17890 find_call_crossed_cheap_reg): New static functions.
17891 (process_bb_node_lives): Look for SETs in CALL_INSN_FUNCTION_USAGE,
17892 and set ALLOCNO_CHEAP_CALLS_CROSSED_NUM if possible. Also make
17893 a REG_RETURNED note in that case.
17894 * ira.c (setup_reg_renumber): Change assert to allow cases where
17895 allocnos only cross calls for which they are cheap to restore.
17896 * ira-costs.c (ira_tune_allocno_costs): Compare
17897 ALLOCNO_CALLS_CROSSED_NUM to ALLOCNO_CHEAP_CALLS_CROSSED_NUM rather
17899 * reg-notes.def (REG_RETURNED): New note.
17900 * cse.c (cse_insn): Likewise.
17901 * sched-deps.c (sched_analyze_insn): Likewise.
17902 * expr.c (init_block_move_fn): Set a "fn spec" attribute.
17903 * calls.c (decl_return_flags): New static function.
17904 (expand_call): Generate a SET in CALL_INSN_FUNCTION_USAGE for
17905 functions that return one of their arguments.
17906 * regcprop.c (struct kill_set_value_data): New.
17907 (kill_set_value): Interpret data as a pointer to such a struct.
17908 Do nothing if the caller wants the register to be ignored.
17909 (copyprop_hardreg_forward_1): Handle SETs in CALL_INSN_FUNCTION_USAGE.
17911 2012-05-14 Richard Guenther <rguenther@suse.de>
17913 PR tree-optimization/53340
17914 * tree-ssa-pre.c (op_valid_in_sets): Fix error in last commit.
17916 2012-05-14 Richard Guenther <rguenther@suse.de>
17918 * gimplify.c (gimplify_expr): Remove odd code.
17920 2012-05-14 Eric Botcazou <ebotcazou@adacore.com>
17922 * stor-layout.c (bit_from_pos): Distribute conversion to bitsizetype
17923 into a PLUS_EXPR byte offset.
17925 * tree-ssa-pre.c (can_value_number_call): Delete.
17926 (compute_avail): Skip all statements with side effects.
17927 <GIMPLE_CALL>: Skip calls to internal functions.
17929 2012-05-13 Steven Bosscher <steven@gcc.gnu.org>
17931 * config/pa/pa.md: Use define_c_enum for "unspec" and "unspecv".
17933 2012-05-13 Manuel López-Ibáñez <manu@gcc.gnu.org>
17935 * common.opt (Wtype-limits): Use EnabledBy.
17937 2012-05-13 Uros Bizjak <ubizjak@gmail.com>
17939 * config/i386/i386.md (*pushtf): Enable for TARGET_SSE.
17940 (pushtf splitter): Ditto.
17942 (*movtf_internal): Ditto. Use V4SFmode for !TARGET_SSE2.
17943 (<code>tf2): Enable for TARGET_SSE.
17944 (*absnegtf2_sse): Ditto.
17945 (copysign<mode>3): Enable TFmode for TARGET_SSE.
17946 (copysign<mode>3_const): Ditto.
17947 (copysign<mode>3_var): Ditto.
17948 * config/i386/sse.md (<code>tf3): Enable for TARGET_SSE.
17949 (*andnottf3): Ditto. Use V4SFmode for !TARGET_SSE2.
17950 (*<code>tf3): Ditto.
17951 * config/i386/i386.c (struct builtin_description bdesc_args)
17952 <IX86_BUILTIN_FABSQ>: Enable for TARGET_SSE.
17953 <IX86_BUILTIN_COPYSIGNQ>: Ditto.
17954 (ix86_expand_builtin) <IX86_BUILTIN_FABSQ, IX86_BUILTIN_COPYSIGNQ>:
17955 Emit a normal call if SSE isn't available.
17957 2012-05-13 Uros Bizjak <ubizjak@gmail.com>
17959 * config/i386/sse.md (<sse>_andnot<mode>3): Handle
17960 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL.
17961 (<code><mode>3): Ditto.
17962 (*andnot<mode>3): Ditto.
17963 (*andnottf3): Ditto.
17964 (*<code><mode>3): Ditto.
17965 (<code>tf3): Ditto.
17967 2012-05-13 Manuel López-Ibáñez <manu@gcc.gnu.org>
17969 * optc-gen.awk: Error instead of warning for conflicting help.
17971 2012-05-12 Jason Merrill <jason@redhat.com>
17974 * dwarf2out.c (build_local_stub): Prefer DW_AT_signature for
17977 2012-05-12 Eric Botcazou <ebotcazou@adacore.com>
17979 * function.c (requires_stack_frame_p): If the function can throw
17980 non-call exceptions, return true if the insn can throw internally.
17982 2012-05-12 Paolo Carlini <paolo.carlini@oracle.com>
17984 * doc/generic.texi: Rename TYPE_PTRMEM_P to TYPE_PTRDATAMEM_P.
17986 2012-05-12 Uros Bizjak <ubizjak@gmail.com>
17988 * config/alpha/alpha.c (alpha_emit_conditional_branch): Handle
17989 ORDERED and UNORDERED conditions.
17991 2012-05-11 Richard Guenther <rguenther@suse.de>
17993 * tree-flow.h (referenced_var_check_and_insert): Remove.
17994 (find_new_referenced_vars): Likewise.
17995 * tree-dfa.c (referenced_var_check_and_insert): Make static.
17996 (find_new_referenced_vars_1, find_new_referenced_vars): Remove.
17997 * tree-inline.c (copy_bb): Use find_referenced_vars_in
17998 instead of find_new_referenced_vars.
17999 * gimple-fold.c (gimplify_and_update_call_from_tree): Likewise.
18001 2012-05-11 Richard Guenther <rguenther@suse.de>
18003 * tree-pass.h (pass_rest_of_compilation,
18004 pass_all_optimizations, pass_postreload, pass_all_early_optimizations):
18006 * passes.c (pass_all_optimizations, pass_postreload,
18007 pass_all_early_optimizations): Make static.
18008 (pass_rest_of_compilation): Likewise. Make it an RTL_PASS.
18009 * tree-phinodes.c (init_phinodes, fini_phinodes): Remove.
18010 * tree-ssa.c (init_tree_ssa): Do not call init_phinodes.
18011 (delete_tree_ssa): Do not call fini_phinodes.
18012 * tree-flow.h (init_phinodes, fini_phinodes): Remove.
18014 2012-05-11 Manuel López-Ibáñez <manu@gcc.gnu.org>
18017 * doc/options.texi (EnabledBy): Document
18018 * opts.c: Include opts.h and options.h before tm.h.
18019 (finish_options): Do not handle some sub-options here...
18020 (common_handle_option): ... instead call common_handle_option_auto
18022 * optc-gen.awk: Handle EnabledBy.
18023 * opth-gen.awk: Declare common_handle_option_auto.
18024 * common.opt (Wuninitialized): Use EnabledBy. Delete Init.
18025 (Wmaybe-uninitialized): Likewise.
18026 (Wunused-but-set-variable): Likewise.
18027 (Wunused-function): Likewise.
18028 (Wunused-label): Likewise.
18029 (Wunused-value): Likewise.
18030 (Wunused-variable): Likewise.
18031 * opt-read.awk: Create opt_numbers array.
18033 2012-05-11 Richard Guenther <rguenther@suse.de>
18035 PR tree-optimization/53295
18036 * tree-data-ref.h (stride_of_unit_type_p): Handle non-constant
18038 * tree-data-ref.c (dr_analyze_innermost): Allow non-constant
18039 strides when analyzing data-references in a loop context.
18040 * tree-vect-data-refs.c (vect_mark_for_runtime_alias_test): Reject
18041 non-constant strides for now.
18042 (vect_enhance_data_refs_alignment): Ignore data references
18043 that are strided loads.
18044 (vect_analyze_data_ref_access): Handle non-constant strides.
18045 (vect_check_strided_load): Verify the data-reference is a load.
18046 (vect_analyze_data_refs): Restructure to make strided load
18047 support not dependent on gather support.
18048 * tree-vect-stmts.c (vectorizable_load): Avoid useless work
18049 when doing strided or gather loads.
18050 * tree-vect-loop-manip.c (vect_vfa_segment_size): Use
18051 integer_zerop to compare stride with zero.
18053 2012-05-11 H.J. Lu <hongjiu.lu@intel.com>
18055 * config/i386/driver-i386.c (host_detect_local_cpu): Support RTM.
18057 2012-05-11 Jan Hubicka <jh@suse.cz>
18060 * varpool.c (varpool_assemble_decl): Also output constat pool entries
18061 that output_constant_pool missed.
18063 2012-05-11 Mingjie Xing <mingjie.xing@gmail.com>
18065 * config/mips/t-vxworks: Change MUTLILIB_EXTRA_OPTS to
18066 MULTILIB_EXTRA_OPTS.
18068 2012-05-11 Uros Bizjak <ubizjak@gmail.com>
18071 * config/i386/i386.md (xtest): Use NE condition in ix86_expand_setcc.
18073 2012-05-11 Uros Bizjak <ubizjak@gmail.com>
18075 * config/i386/i386.md (*movti_internal_rex64): Avoid MOVAPS size
18076 optimization for TARGET_AVX.
18077 (*movti_internal_sse): Ditto.
18078 (*movdi_internal_rex64): Handle TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL.
18079 (*movdi_internal): Ditto.
18080 (*movsi_internal): Ditto.
18081 (*movtf_internal): Avoid MOVAPS size optimization for TARGET_AVX.
18082 (*movdf_internal_rex64): Ditto.
18083 (*movfd_internal): Ditto.
18084 (*movsf_internal): Ditto.
18085 * config/i386/sse.md (mov<mode>): Handle TARGET_SSE_LOAD0_BY_PXOR.
18087 2012-05-10 Eric Botcazou <ebotcazou@adacore.com>
18089 * dwarf2out.c (add_byte_size_attribute) <RECORD_TYPE>: Handle variable
18090 reference as size attribute.
18092 2012-05-10 Eric Botcazou <ebotcazou@adacore.com>
18093 Tristan Gingold <gingold@adacore.com>
18095 * doc/md.texi (Standard Names): Document probe_stack_address.
18096 * explow.c (emit_stack_probe): Handle probe_stack_address.
18097 * config/ia64/ia64.md (UNSPECV_PROBE_STACK_ADDRESS): New constant.
18098 (UNSPECV_PROBE_STACK_RANGE): Likewise.
18099 (probe_stack_address): New insn.
18100 (probe_stack_range): Likewise.
18101 * config/ia64/ia64.c: Include common/common-target.h.
18102 (ia64_compute_frame_size): Mark r2 and r3 as used if static stack
18103 checking is enabled.
18104 (ia64_emit_probe_stack_range): New function.
18105 (output_probe_stack_range): Likewise.
18106 (ia64_expand_prologue): Invoke ia64_emit_probe_stack_range if static
18107 builtin stack checking is enabled.
18108 (rtx_needs_barrier) <UNSPEC_VOLATILE>: Handle UNSPECV_PROBE_STACK_RANGE
18109 and UNSPECV_PROBE_STACK_ADDRESS.
18110 (unknown_for_bundling_p): New predicate.
18111 (group_barrier_needed): Use important_for_bundling_p.
18112 (ia64_dfa_new_cycle): Use unknown_for_bundling_p.
18113 (issue_nops_and_insn): Likewise.
18114 (bundling): Likewise.
18115 (final_emit_insn_group_barriers): Likewise.
18116 * config/ia64/ia64-protos.h (output_probe_stack_range): Declare.
18117 * config/ia64/hpux.h (STACK_CHECK_STATIC_BUILTIN): Define.
18118 (STACK_CHECK_PROTECT): Likewise.
18119 * config/ia64/linux.h (STACK_CHECK_STATIC_BUILTIN): Likewise.
18121 2012-05-10 Jan Hubicka <jh@suse.cz>
18123 * ipa-inline.c (update_all_callee_keys): Remove.
18124 (inline_small_functions): Simplify priority updating.
18126 2012-05-10 Jan Hubicka <jh@suse.cz>
18128 * ipa.c (symtab_remove_unreachable_nodes): Fix marking of clones.
18130 2012-05-10 Jan Hubicka <jh@suse.cz>
18132 * cgraph.h (cgraph_remove_unreachable_nodes): Rename to ...
18133 (symtab_remove_unreachable_nodes): ... this one.
18134 * ipa-cp.c (ipcp_driver): Do not remove unreachable nodes.
18135 * cgraphunit.c (ipa_passes): Update.
18136 * cgraphclones.c (cgraph_materialize_all_clones): Update.
18137 * cgraph.c (cgraph_release_function_body): Only turn initial
18138 into error mark when initial was previously set.
18139 * ipa-inline.c (ipa_inline): Update.
18140 * ipa.c: Include ipa-inline.h
18141 (enqueue_cgraph_node, enqueue_varpool_node): Remove.
18142 (enqueue_node): New function.
18143 (process_references): Update.
18144 (symtab_remove_unreachable_nodes): Cleanup.
18145 * passes.c (execute_todo, execute_one_pass): Update.
18147 2012-05-10 Vladimir Makarov <vmakarov@redhat.com>
18149 PR rtl-optimization/53125
18150 * ira.c (ira): Call find_moveable_pseudos and
18151 move_unallocated_pseudos if only ira_conflicts_p is true.
18153 2012-05-10 Uros Bizjak <ubizjak@gmail.com>
18155 * config/i386/i386.md (*movoi_internal_avx): Handle
18156 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL and TARGET_SSE_TYPELESS_STORES.
18157 (*movti_internal_rex64): Handle TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL.
18158 (*movti_internal_sse): Ditto.
18159 (*movtf_internal): Ditto.
18160 * config/i386/sse.md (ssePSmode): New mode attribute.
18161 (*move<mode>_internal): Use ssePSmode.
18162 (*<sse>_movu<ssemodesuffix><avxsizesuffix>): Ditto.
18163 (*<sse2>_movdqu<avxsizesuffix>): Ditto.
18164 * config/i386/i386.c (standard_sse_constant_opcode): Do not handle
18165 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL here.
18167 2012-05-10 Eric Botcazou <ebotcazou@adacore.com>
18169 * gimplify.c (gimplify_decl_expr): For a TYPE_DECL, also gimplify the
18170 DECL_ORIGINAL_TYPE if it is present.
18172 2012-05-10 Nick Clifton <nickc@redhat.com>
18175 * config/m32c/bitops.md (bset_qi): Change operand 2 from having
18176 a "0" constraint to being a (match_dup 0).
18178 2012-05-10 Richard Guenther <rguenther@suse.de>
18180 * stor-layout.c (byte_from_pos): Amend comment.
18182 2012-05-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
18184 * doc/extend.texi (X86 Built-in Functions, __builtin_cpu_init):
18185 Document requirement to call in constructors.
18187 * config/i386/i386.c: Update comments for i386-cpuinfo.c name change.
18189 2012-05-10 Richard Guenther <rguenther@suse.de>
18191 * tree.h (TYPE_IS_SIZETYPE): Remove.
18192 * fold-const.c (int_const_binop_1): Remove TYPE_IS_SIZETYPE use.
18193 (extract_muldiv_1): Likewise.
18194 * gimple.c (gtc_visit): Likewise.
18195 (gimple_types_compatible_p): Likewise.
18196 (iterative_hash_canonical_type): Likewise.
18197 (gimple_canonical_types_compatible_p): Likewise.
18198 * gimplify.c (gimplify_one_sizepos): Likewise.
18199 * print-tree.c (print_node): Likewise.
18200 * stor-layout.c (initialize_sizetypes): Do not set TYPE_IS_SIZETYPE.
18202 2012-05-09 Uros Bizjak <ubizjak@gmail.com>
18205 * config/i386/sse.md (vec_widen_smult_hi_v4si): Expand using
18206 xop_pmacsdqh insn pattern instead of xop_mulv2div2di3_high.
18207 (vec_widen_smult_lo_v4si): Expand using xop_pmacsdql insn pattern
18208 instead of xop_mulv2div2di3_low.
18209 (xop_p<macs>dql): Fix vec_select selector.
18210 (xop_p<macs>dqh): Ditto.
18211 (xop_mulv2div2di3_low): Remove insn_and_split pattern.
18212 (xop_mulv2div2di3_high): Ditto.
18214 2012-05-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
18217 * diagnostic.h (diagnostic_context): Add last_location.
18218 * diagnostic.c (diagnostic_initialize): Initialize it.
18219 (diagnostic_show_locus): Use it.
18221 2012-05-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
18223 * doc/extend.texi (Function Attributes): Point xref to section
18226 2012-05-09 Uros Bizjak <ubizjak@gmail.com>
18228 * config/i386/i386.c (*movdf_internal_rex64): Remove
18229 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL handling from asm output code.
18230 Calculate "mode" attribute according to
18231 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL flag.
18232 (*movdf_internal): Ditto.
18234 2012-05-09 Uros Bizjak <ubizjak@gmail.com>
18237 * config/i386/i386.c (ix86_expand_vector_move_misalign): Do not handle
18238 128 bit vectors specially for TARGET_AVX. Emit sse2_movupd and
18239 sse_movupd RTXes for TARGET_AVX, TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL
18240 or when optimizing for size.
18241 * config/i386/sse.md (*mov<mode>_internal): Remove
18242 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL handling from asm output code.
18243 Calculate "mode" attribute according to optimize_function_for_size_p
18244 and TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL flag.
18245 (*<sse>_movu<ssemodesuffix><avxsizesuffix>): Choose asm template
18246 depending on the mode of the instruction. Calculate "mode" attribute
18247 according to optimize_function_for_size_p, TARGET_SSE_TYPELESS_STORES
18248 and TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL flags.
18249 (*<sse2>_movdqu<avxsizesuffix>): Ditto.
18251 2012-05-09 Georg-Johann Lay <avr@gjlay.de>
18254 * config/avr/elf.h (ASM_DECLARE_FUNCTION_NAME): Remove.
18255 * config/avr/avr-protos.h (avr_asm_declare_function_name): Remove.
18256 * config/avr/avr.h (struct machine_function): Add attributes_checked_p.
18257 * config/avr/avr.c (avr_asm_declare_function_name): Remove.
18258 (expand_prologue): Move initialization of cfun->machine->is_naked,
18259 is_interrupt, is_signal, is_OS_task, is_OS_main from here to...
18260 (avr_set_current_function): ...this new static function.
18261 (TARGET_SET_CURRENT_FUNCTION): New define.
18262 (avr_function_ok_for_sibcall): Use cfun->machine->is_* instead of
18263 checking attributes of current_function_decl.
18264 (avr_regs_to_save): Ditto.
18265 (signal_function_p): Rename to avr_signal_function_p.
18266 (interrupt_function_p): Rename to avr_interrupt_function_p.
18268 * doc/extend.texi (Function Attributes): Better explanation of
18269 'interrupt' and 'signal' for AVR. Move 'ifunc' down to establish
18270 alphabetical order.
18272 2012-05-09 Michael Matz <matz@suse.de>
18274 PR tree-optimization/53185
18275 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Disable
18276 peeling when we see strided loads.
18278 2012-05-09 Matthias Klose <doko@ubuntu.com>
18280 * gcc-ar.c (main): Don't check for execute bits for the plugin.
18282 2012-05-09 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
18284 * tree-ssa-loop-ivopts.c (add_autoinc_candidates, get_address_cost):
18285 Replace use of HAVE_{POST/PRE}_{INCREMENT/DECREMENT} with
18286 USE_{LOAD/STORE}_{PRE/POST}_{INCREMENT/DECREMENT} appropriately.
18287 * config/arm/arm.h (ARM_AUTOINC_VALID_FOR_MODE_P): New.
18288 (USE_LOAD_POST_INCREMENT): Define.
18289 (USE_LOAD_PRE_INCREMENT): Define.
18290 (USE_LOAD_POST_DECREMENT): Define.
18291 (USE_LOAD_PRE_DECREMENT): Define.
18292 (USE_STORE_PRE_DECREMENT): Define.
18293 (USE_STORE_PRE_INCREMENT): Define.
18294 (USE_STORE_POST_DECREMENT): Define.
18295 (USE_STORE_POST_INCREMENT): Define.
18296 (arm_auto_incmodes): Add enumeration.
18297 * config/arm/arm-protos.h (arm_autoinc_modes_ok_p): Declare.
18298 * config/arm/arm.c (arm_autoinc_modes_ok_p): Define.
18300 2012-05-09 Jakub Jelinek <jakub@redhat.com>
18302 PR tree-optimization/53226
18303 * tree-ssa-forwprop.c (ssa_forward_propagate_and_combine): Remove
18304 prev and prev_initialized vars, gimple_set_plf (stmt, GF_PLF_1, false)
18305 before processing it and gimple_set_plf (stmt, GF_PLF_1, true) if it
18306 doesn't need to be revisited, look for earliest stmt with
18307 !gimple_plf (stmt, GF_PLF_1) if something changed.
18309 2012-05-09 Terry Guo <terry.guo@arm.com>
18311 * genmultilib: Update copyright dates.
18312 * doc/fragments.texi: Ditto.
18314 2012-05-09 Terry Guo <terry.guo@arm.com>
18316 * Makefile.in (s-mlib): Add new argument MULTILIB_REQUIRED.
18317 * genmultilib (MULTILIB_REQUIRED): New.
18318 * doc/fragments.texi: Document the MULTILIB_REQUIRED.
18320 2012-05-09 Richard Guenther <rguenther@suse.de>
18322 * tree-vectorizer.h (vect_loop_versioning): Adjust prototype.
18323 (vect_do_peeling_for_loop_bound): Likewise.
18324 (vect_do_peeling_for_alignment): Likewise.
18325 * tree-vect-loop-manip.c (conservative_cost_threshold): Remove.
18326 (vect_do_peeling_for_loop_bound): Get check_profitability and
18327 threshold as parameters.
18328 (vect_do_peeling_for_alignment): Likewise.
18329 (vect_loop_versioning): Likewise.
18330 * tree-vect-loop.c (vect_transform_loop): Compute check_profitability
18331 and threshold here. Control where to put the check here.
18333 2012-05-09 Richard Sandiford <rdsandiford@googlemail.com>
18335 PR middle-end/53249
18336 * dwarf2out.h (get_address_mode): Move declaration to...
18338 * dwarf2out.c (get_address_mode): Move definition to...
18339 * rtlanal.c: ...here.
18340 * var-tracking.c (get_address_mode): Delete.
18341 * combine.c (find_split_point): Use get_address_mode instead of
18342 targetm.addr_space.address_mode.
18343 * cselib.c (cselib_record_sets): Likewise.
18344 * dse.c (canon_address, record_store): Likewise.
18345 * emit-rtl.c (adjust_address_1, offset_address): Likewise.
18346 * expr.c (move_by_pieces, emit_block_move_via_loop, store_by_pieces)
18347 (store_by_pieces_1, expand_assignment, store_expr, store_constructor)
18348 (expand_expr_real_1): Likewise.
18349 * ifcvt.c (noce_try_cmove_arith): Likewise.
18350 * optabs.c (maybe_legitimize_operand_same_code): Likewise.
18351 * reload.c (find_reloads): Likewise.
18352 * sched-deps.c (sched_analyze_1, sched_analyze_2): Likewise.
18353 * sel-sched-dump.c (debug_mem_addr_value): Likewise.
18355 2012-05-09 Maciej W. Rozycki <macro@codesourcery.com>
18357 * config/mips/mips.c (mips16_gp_pseudo_reg): Remove line
18358 information from the instruction produced.
18360 2012-05-09 Richard Guenther <rguenther@suse.de>
18362 * stor-layout.c (bit_from_pos): Document.
18363 (byte_from_pos): Likewise. Optimize.
18364 (pos_from_bit): Likewise.
18365 (normalize_offset): Use pos_from_bit instead of replicating it.
18367 2012-05-09 Alan Modra <amodra@gmail.com>
18370 * config/rs6000/rs6000.c (gen_frame_set): New function.
18371 (gen_frame_load, gen_frame_store): New functions.
18372 (rs6000_savres_rtx): Use the above.
18373 (rs6000_emit_epilogue, rs6000_emit_prologue): Here too.
18374 Correct mode used for CR2 in save/restore_world patterns.
18375 Don't emit instructions for eh_return frame unwind reg info.
18377 2012-05-08 Jan Hubicka <jh@suse.cz>
18379 * cgraphbuild.c (build_cgraph_edges): Do not finalize vars
18381 * cgraph.h (varpool_can_remove_if_no_refs): Vars with VALUE_EXPR
18383 * toplev.c (wrapup_global_declaration_2): Vars with VALUE_EXPR
18385 (compile_file): Do not output variables.
18386 * cgraphbuild.c (varpool_finalize_decl): When var is finalized late,
18388 * langhooks.c: Include timevar.h
18389 (write_global_declarations): Finalize compilation unit after wrapup;
18390 set timevars correctly.
18391 * passes.c (rest_of_decl_compilation): Decls with VALUE_EXPR needs
18392 not to be added to varpool.
18393 * varpool.c (varpool_assemble_decl): Sanity check that we are called
18394 only on cases where it makes sense; skip constant pool and value expr
18397 2012-05-08 David S. Miller <davem@davemloft.net>
18399 * config/sparc/linux.h (LINK_SPEC): Don't pass "-Y" option.
18400 * config/sparc/linux64.h (LINK_ARCH32_SPEC): Likewise.
18401 * config/sparc/linux64.h (LINK_ARCH64_SPEC): Likewise.
18403 2012-05-08 Richard Sandiford <rdsandiford@googlemail.com>
18405 PR rtl-optimization/53278
18406 * lower-subreg.c (decompose_multiword_subregs): Remove left-over
18407 speed_p code from earlier patch.
18409 2012-05-08 Oleg Endo <olegendo@gcc.gnu.org>
18412 * config/sh/sh.md (*branch_true, *branch_false): New insns.
18414 2012-05-08 Teresa Johnson <tejohnson@google.com>
18416 * gcov-io.h (__gcov_reset, __gcov_dump): Declare.
18417 * doc/gcov.texi: Add note on using __gcov_reset and __gcov_dump.
18419 2012-05-08 Jan Hubicka <jh@suse.cz>
18421 * cgraph.c (cgraph_call_edge_duplication_hooks): Export.
18422 (cgraph_create_node_1): Rename to ...
18423 (cgraph_create_empty_node): ... this one; export.
18424 (cgraph_create_node): Update.
18425 (cgraph_set_call_stmt_including_clones): Move to cgraphclones.c
18426 (cgraph_create_edge_including_clones): Likewise.
18427 (cgraph_find_replacement_node): Likewise.
18428 (cgraph_clone_edge): Likewise.
18429 (cgraph_clone_node): Likewise.
18430 (clone_function_name): Likewise.
18431 (cgraph_create_virtual_clone): Likewise.
18432 (cgraph_remove_node_and_inline_clones): Likewise.
18433 (cgraph_redirect_edge_call_stmt_to_callee): Move here from cgraphunit.c
18434 * cgraph.h: Reorder declarations so they match file of origin.
18435 (cgraph_create_empty_node): Declare.
18436 * cgraphunit.c (update_call_expr): Move to cgraphclones.c
18437 (cgraph_copy_node_for_versioning): Likewise.
18438 (cgraph_function_versioning): Likewise.
18439 (cgraph_materialize_clone): Likewise.
18440 (cgraph_redirect_edge_call_stmt_to_callee): Likewise.
18441 (cgraph_materialize_all_clones): Likewise.
18442 * cgraphclones.c: New file.
18443 * Makefile.in: Update for cgraphclones.
18445 2012-05-08 Uros Bizjak <ubizjak@gmail.com>
18448 * config/i386/i386.c (ix86_set_reg_reg_cost): New function.
18449 (ix86_rtx_costs): Handle SET.
18451 2012-05-08 Michael Matz <matz@suse.de>
18453 * basic-block.h (struct rtl_bb_info): Remove visited member and
18454 move head_ member to ...
18455 (struct basic_block_def.basic_block_il_dependent): ... the new
18456 member x, replacing but containing old member rtl.
18457 (enum bb_flags): New BB_VISITED flag.
18458 (BB_HEADER, BB_FOOTER): New macros.
18460 * jump.c (mark_all_labels): Adjust.
18461 * cfgcleanup.c (try_optimize_cfg): Adjust.
18462 * cfglayout.c (record_effective_endpoints): Adjust.
18463 (relink_block_chain): Ditto (and don't fiddle with visited).
18464 (fixup_reorder_chain): Adjust.
18465 (fixup_fallthru_exit_predecessor): Ditto.
18466 (cfg_layout_duplicate_bb): Ditto.
18467 * combine.c (update_cfg_for_uncondjump): Adjust.
18468 * bb-reorder.c (struct bbro_basic_block_data_def): Add visited member.
18469 (bb_visited_trace): New accessor.
18470 (mark_bb_visited): Move in front.
18471 (rotate_loop): Use bb_visited_trace.
18472 (find_traces_1_round): Ditto.
18473 (emit_barrier_after): Ditto.
18474 (copy_bb): Ditto, and initialize visited on resize.
18475 (reorder_basic_blocks): Initize visited member.
18476 (duplicate_computed_gotos): Clear bb flags at start, use
18479 * cfgrtl.c (try_redirect_by_replacing_jump): Adjust.
18480 (rtl_verify_flow_info_1): Ditto.
18481 (cfg_layout_split_block): Ditto.
18482 (cfg_layout_delete_block): Ditto.
18483 (cfg_layout_merge_blocks): Ditto.
18484 (init_rtl_bb_info): Adjust and initialize il.x.head_ member.
18486 2012-05-08 Hans-Peter Nilsson <hp@axis.com>
18489 * config/cris/cris.c (cris_normal_notice_update_cc): For TARGET_V32,
18490 when a constant source operand matches an "I" constraint, the "no
18491 CC0 change" applies to a register-destination only, not a
18492 strict_low_part-destination.
18494 2012-05-08 Richard Guenther <rguenther@suse.de>
18496 * fold-const.c (fold_binary_loc): Fold (X * CST1) & CST2
18497 to zero or to (X * CST1) & CST2' when CST1 has trailing zeros.
18499 2012-05-08 Georg-Johann Lay <avr@gjlay.de>
18501 * Makefile.in (TEXI_GCC_FILES): Add avr-mmcu.texi.
18503 * doc/avr-mmcu.texi: New auto-generated file.
18504 * doc/invoke.texi (AVR Options): Include avr-mmcu.texi in order
18505 to document all valid -mmcu= arguments.
18507 * config/avr/avr.h (arch_info_s): New struct definition.
18508 * config/avr/avr-devices.c (avr_texinfo): New variable.
18509 * config/avr/gen-avr-mmcu-texi.c: New file.
18510 * config/avr/t-avr: New rules and dependencies to build avr-mmcu.texi.
18512 2012-05-08 Dehao Chen <dehao@google.com>
18514 * predict.c (find_qualified_ssa_name): New.
18515 (find_ssa_name_in_expr): New.
18516 (find_ssa_name_in_assign_stmt): New.
18517 (is_comparison_with_loop_invariant_p): New.
18518 (is_bound_expr_similar): New.
18519 (predict_iv_comparison): New.
18520 (predict_loops): Add heuristic for loop-nested branches that compare an
18521 induction variable to a loop bound variable.
18522 * predict.def (PRED_LOOP_IV_COMPARE): New macro.
18524 2012-05-08 Uros Bizjak <ubizjak@gmail.com>
18526 * config/i386/i386.c (has_dispatch): Use TARGET_BDVER1 and
18527 TARGET_BDVER2 defines where appropriate.
18529 2012-05-07 Eric Botcazou <ebotcazou@adacore.com>
18531 * configure.ac (PLUGIN_LD): Rename into...
18532 (PLUGIN_LD_SUFFIX): ...this and strip the target_alias triplet.
18533 * config.in: Regenerate.
18534 * configure: Likewise.
18535 * collect2.c (main): Set plugin_ld_suffix to PLUGIN_LD_SUFFIX.
18537 2012-05-07 Eric Botcazou <ebotcazou@adacore.com>
18539 * tree-dfa.c (get_ref_base_and_extent) <ARRAY_REF>: Do the offset
18540 computation using the precision of the index type.
18541 * gimple-fold.c (fold_const_aggregate_ref_1) <ARRAY_REF>: Likewise.
18542 (fold_array_ctor_reference): Do index computations in the index type.
18544 2012-05-07 Georg-Johann Lay <avr@gjlay.de>
18546 * config/avr/avr.c (avr_prologue_setup_frame): Fix mode passed
18547 down to plus_constant.
18548 (expand_epilogue): Ditto.
18550 2012-05-07 Steven Bosscher <steven@gcc.gnu.org>
18552 * postreload.c (reload_cse_regs): Make static.
18553 * reload.h (reload_cse_regs): Remove prototype.
18555 2012-05-07 Richard Henderson <rth@redhat.com>
18557 * config/alpha/alpha.md (clear_cache): New pattern.
18559 2012-05-07 Steven Bosscher <steven@gcc.gnu.org>
18561 PR middle-end/53245
18562 * gimplify.c (preprocess_case_label_vec_for_gimple): If low or high
18563 is folded to a type boundary value, verify that the resulting case
18564 label is still a care range.
18566 2012-05-07 Uros Bizjak <ubizjak@gmail.com>
18568 * config/i386/i386.md (ctz<mode>2): Emit rep;bsf
18569 only for TARGET_GENERIC, when not optimizing for size.
18570 (*ffs<mode>_1): Ditto.
18572 2012-05-07 Steven Bosscher <steven@gcc.gnu.org>
18574 * tree-cfg.c (verify_gimple_switch): Tighten checks.
18576 2012-05-07 Jakub Jelinek <jakub@redhat.com>
18578 PR tree-optimization/53239
18579 * tree-vrp.c (get_value_range): Set VR of SSA_NAME_IS_DEFAULT_DEF
18580 of DECL_BY_REFERENCE RESULT_DECL to nonnull.
18582 2012-05-07 Richard Guenther <rguenther@suse.de>
18584 PR tree-optimization/53195
18585 * tree-inline.c (setup_one_parameter): Properly add referenced
18586 vars from the parameters new known value.
18588 2012-05-07 Steven Bosscher <steven@gcc.gnu.org>
18590 * config/m68k/m68k.c (m68k_sched_branch_type): Remove.
18591 (sched_branch_type): Remove.
18592 (m68k_sched_md_init_global): Don't allocate it.
18593 (m68k_sched_md_finish_global): Don't free it.
18594 * config/m68k/m68k.h (m68k_sched_branch_type): Remove prototype.
18595 * config/m68k/m68k.md: Set the type of insns using
18596 m68k_sched_branch_type to bcc directly.
18598 2012-05-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
18600 * config/sol2.c (solaris_override_options): New function.
18601 * config/sol2-protos.h (solaris_override_options): Declare.
18602 * config/sol2.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
18604 2012-05-07 Richard Guenther <rguenther@suse.de>
18606 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Return
18607 whether we failed to compute data dependences.
18608 (loop_prefetch_arrays): Fail if we failed.
18610 2012-05-07 Uros Bizjak <ubizjak@gmail.com>
18611 Paolo Bonzini <bonzini@gnu.org>
18613 * config/i386/i386.md (ctz<mode>2): Emit rep;bsf even for !TARGET_BMI.
18614 Emit bsf when optimizing for size.
18615 (*ffs<mode>_1): Ditto.
18617 2012-05-07 Oleg Endo <olegendo@gcc.gnu.org>
18620 * config/sh/sh.c (sh_rtx_costs): Handle SET.
18622 2012-05-06 Uros Bizjak <ubizjak@gmail.com>
18625 * config/i386/i386.md (swap<mode>): Rename from *swap<mode>.
18626 (bswapdi2): Split from bswap<mode>2. Use nonnimediate_operand
18627 predicate for operand 1. Force operand 1 to register for TARGET_BSWAP.
18629 (*bswapdi2_doubleword): New insn pattern.
18630 (*bswap<mode>2): Rename from *bswap<mode>2_1.
18632 2012-05-06 Richard Sandiford <rdsandiford@googlemail.com>
18634 * config/mips/mips.c (mips_set_reg_reg_piece_cost): New function.
18635 (mips_set_reg_reg_cost): Likewise.
18636 (mips_rtx_costs): Handle SET.
18638 2012-05-06 Richard Sandiford <rdsandiford@googlemail.com>
18640 * lower-subreg.c (shift_cost): Use set_src_cost, avoiding the SET.
18641 (compute_costs): Likewise for the zero extension. Use set_rtx_cost
18642 to compute the cost of moves. Set the mode of the target register.
18644 2012-05-05 Richard Sandiford <rdsandiford@googlemail.com>
18646 * rtl.h (plus_constant, plus_constant_mode): Merge into a single
18647 plus_constant function.
18648 * explow.c (plus_constant, plus_constant_mode): Likewise. Assert
18649 that the mode is sensible.
18650 (use_anchored_address, round_push, allocate_dynamic_stack_space)
18651 (probe_stack_range, anti_adjust_stack_and_probe): Update calls to
18654 * alias.c (canon_rtx): Likewise.
18655 (init_alias_analysis): Likewise.
18656 * builtins.c (expand_builtin_return_addr)
18657 (expand_builtin_setjmp_setup, expand_builtin_longjmp)
18658 (expand_builtin_nonlocal_goto, expand_builtin_update_setjmp_buf)
18659 (expand_builtin_apply_args_1, expand_builtin_apply, expand_movstr)
18660 (expand_builtin_stpcpy): Likewise.
18661 * calls.c (save_fixed_argument_area, restore_fixed_argument_area)
18662 (compute_argument_addresses, internal_arg_pointer_based_exp)
18663 (expand_call, emit_library_call_value_1): Likewise.
18664 * cfgexpand.c (expand_one_stack_var_at, expand_debug_expr): Likewise.
18665 * combine-stack-adj.c (try_apply_stack_adjustment): Likewise.
18666 * combine.c (combine_simplify_rtx, force_to_mode): Likewise.
18667 * cse.c (insert_const_anchor, find_reg_offset_for_const)
18668 (use_related_value, fold_rtx): Likewise.
18669 * cselib.c (cselib_subst_to_values): Likewise.
18670 * dse.c (record_store, check_mem_read_rtx): Likewise.
18671 * dwarf2out.c (rtl_for_decl_location, gen_variable_die): Likewise.
18672 * emit-rtl.c (adjust_address_1): Likewise.
18673 * except.c (sjlj_emit_function_enter)
18674 (expand_builtin_extract_return_addr)
18675 (expand_builtin_frob_return_addr): Likewise.
18676 * expmed.c (expand_divmod): Likewise.
18677 * expr.c (move_by_pieces, store_by_pieces, store_by_pieces_1)
18678 (emit_move_resolve_push, push_block, emit_push_insn, store_expr)
18679 (expand_expr_addr_expr_1, expand_expr_real_1): Likewise.
18680 * function.c (assign_stack_local_1)
18681 (instantiate_virtual_regs_in_rtx): Likewise.
18682 * optabs.c (prepare_cmp_insn): Likewise.
18683 * recog.c (offsettable_address_addr_space_p): Likewise.
18684 * reload.c (find_reloads_address, form_sum)
18685 (find_reloads_subreg_address): Likewise.
18686 * reload1.c (init_reload, eliminate_regs_1)
18687 (eliminate_regs_in_insn): Likewise.
18688 * simplify-rtx.c (simplify_unary_operation_1)
18689 (simplify_binary_operation_1, simplify_plus_minus): Likewise.
18690 * var-tracking.c (compute_cfa_pointer, prepare_call_arguments)
18691 (vt_add_function_parameter): Likewise.
18693 * config/alpha/alpha.h (EH_RETURN_HANDLER_RTX): Likewise.
18694 * config/alpha/vms.h (EH_RETURN_HANDLER_RTX): Likewise.
18695 * config/alpha/alpha.c (alpha_legitimize_address_1)
18696 (get_unaligned_address, alpha_expand_unaligned_load)
18697 (alpha_expand_unaligned_store, alpha_expand_unaligned_load_words)
18698 (alpha_expand_unaligned_store_words, alpha_expand_block_clear)
18699 (alpha_expand_builtin_establish_vms_condition_handler)
18700 (alpha_setup_incoming_varargs, emit_frame_store_1)
18701 (alpha_expand_prologue, alpha_expand_epilogue)
18702 (alpha_use_linkage): Likewise.
18703 * config/alpha/alpha.md: Likewise.
18705 * config/arm/arm.c (arm_trampoline_init, legitimize_pic_address)
18706 (arm_load_pic_register, arm_pic_static_addr, arm_legitimize_address)
18707 (thumb_legitimize_address, arm_gen_load_multiple_1)
18708 (arm_gen_store_multiple_1, arm_gen_multiple_op, gen_ldm_seq)
18709 (gen_stm_seq, gen_const_stm_seq, arm_block_move_unaligned_straight)
18710 (arm_block_move_unaligned_loop, arm_gen_movmemqi, arm_reload_in_hi)
18711 (arm_reload_out_hi, arm_reorg, vfp_emit_fstmd, emit_multi_reg_push)
18712 (emit_sfm, thumb_set_frame_pointer, arm_expand_prologue)
18713 (thumb1_emit_multi_reg_push, thumb1_expand_prologue)
18714 (thumb_expand_movmemqi, arm_set_return_address)
18715 (thumb_set_return_address): Likewise.
18716 * config/arm/arm.md: Likewise.
18718 * config/avr/avr.c (avr_incoming_return_addr_rtx)
18719 (avr_prologue_setup_frame, expand_epilogue)
18720 (avr_const_address_lo16): Likewise.
18722 * config/bfin/bfin.h (EH_RETURN_HANDLER_RTX): Likewise.
18723 * config/bfin/bfin.c (setup_incoming_varargs, bfin_load_pic_reg)
18724 (bfin_expand_prologue, bfin_trampoline_init, bfin_expand_call)
18725 (bfin_output_mi_thunk): Likewise.
18727 * config/c6x/c6x.c (c6x_initialize_trampoline)
18728 (c6x_output_mi_thunk): Likewise.
18730 * config/cr16/cr16.h (EH_RETURN_HANDLER_RTX): Likewise.
18731 * config/cr16/cr16.c (cr16_create_dwarf_for_multi_push): Likewise.
18733 * config/cris/cris.c (cris_return_addr_rtx, cris_split_movdx)
18734 (cris_expand_prologue, cris_expand_epilogue, cris_gen_movem_load)
18735 (cris_emit_movem_store, cris_trampoline_init): Likewise.
18736 * config/cris/cris.md: Likewise.
18738 * config/darwin.c (machopic_indirect_data_reference)
18739 (machopic_legitimize_pic_address): Likewise.
18741 * config/epiphany/epiphany.c (epiphany_emit_save_restore)
18742 (epiphany_expand_prologue, epiphany_expand_epilogue)
18743 (epiphany_trampoline_init): Likewise.
18744 * config/epiphany/epiphany.md: Likewise.
18746 * config/fr30/fr30.c (fr30_move_double): Likewise.
18748 * config/frv/frv.c (frv_dwarf_store, frv_expand_prologue)
18749 (frv_expand_block_move, frv_expand_block_clear, frv_return_addr_rtx)
18750 (frv_index_memory, unspec_got_name, frv_find_base_term)
18751 (frv_output_dwarf_dtprel): Likewise.
18753 * config/h8300/h8300.c (h8300_push_pop, h8300_return_addr_rtx)
18754 (h8300_swap_into_er6, h8300_swap_out_of_er6): Likewise.
18756 * config/i386/i386.h (RETURN_ADDR_RTX): Likewise.
18757 * config/i386/i386.c (setup_incoming_varargs_64)
18758 (setup_incoming_varargs_ms_64, choose_baseaddr)
18759 (ix86_emit_save_reg_using_mov, ix86_adjust_stack_and_probe)
18760 (ix86_emit_probe_stack_range, ix86_expand_prologue)
18761 (ix86_emit_restore_reg_using_pop, ix86_emit_leave)
18762 (ix86_expand_epilogue, legitimize_pic_address, ix86_legitimize_address)
18763 (ix86_split_long_move, ix86_expand_movmem, ix86_expand_setmem)
18764 (ix86_static_chain, ix86_trampoline_init, x86_this_parameter)
18765 (x86_output_mi_thunk): Likewise.
18766 * config/i386/i386.md: Likewise.
18768 * config/ia64/ia64.c (ia64_expand_load_address)
18769 (ia64_expand_tls_address, ia64_expand_move, ia64_split_tmode)
18770 (do_spill, ia64_trampoline_init): Likewise.
18772 * config/iq2000/iq2000.c (iq2000_va_start)
18773 (iq2000_emit_frame_related_store, iq2000_expand_prologue)
18774 (iq2000_expand_eh_return, iq2000_setup_incoming_varargs)
18775 (iq2000_print_operand, iq2000_legitimize_address): Likewise.
18777 * config/lm32/lm32.c (lm32_setup_incoming_varargs): Likewise.
18779 * config/m32c/m32c.c (m32c_return_addr_rtx)
18780 (m32c_expand_insv): Likewise.
18782 * config/m32r/m32r.c (m32r_setup_incoming_varargs)
18783 (m32r_legitimize_pic_address, m32r_print_operand)
18784 (m32r_print_operand_address): Likewise.
18786 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Likewise.
18787 * config/m68k/m68k.h (RETURN_ADDR_RTX): Likewise.
18788 (EH_RETURN_HANDLER_RTX): Likewise.
18789 * config/m68k/m68k.c (m68k_emit_movem, m68k_expand_prologue)
18790 (m68k_expand_epilogue, legitimize_pic_address)
18791 (m68k_output_mi_thunk): Likewise.
18792 * config/m68k/m68k.md: Likewise.
18794 * config/mcore/mcore.c (mcore_expand_prolog): Likewise.
18795 (mcore_expand_epilog): Likewise.
18796 * config/mcore/mcore.md: Likewise.
18798 * config/mep/mep.c (mep_allocate_initial_value)
18799 (mep_expand_prologue, mep_expand_epilogue): Likewise.
18801 * config/microblaze/microblaze.c (double_memory_operand)
18802 (microblaze_block_move_loop): Likewise.
18804 * config/mips/mips.c (mips_strip_unspec_address, mips_add_offset)
18805 (mips_setup_incoming_varargs, mips_va_start, mips_block_move_loop)
18806 (mips_print_operand, mips16e_save_restore_reg, mips_save_restore_reg)
18807 (mips_expand_prologue, mips_epilogue_set_cfa)
18808 (mips_expand_epilogue): Likewise.
18809 * config/mips/mips.md: Likewise.
18811 * config/mmix/mmix.c (mmix_dynamic_chain_address, mmix_return_addr_rtx)
18812 (mmix_expand_prologue, mmix_expand_epilogue): Likewise.
18814 * config/mn10300/mn10300.c (mn10300_gen_multiple_store)
18815 (mn10300_builtin_saveregs, mn10300_trampoline_init): Likewise.
18817 * config/moxie/moxie.h (INCOMING_RETURN_ADDR_RTX): Likewise.
18818 (EH_RETURN_HANDLER_RTX): Likewise.
18819 * config/moxie/moxie.c (moxie_static_chain): Likewise.
18821 * config/pa/pa.c (legitimize_pic_address, hppa_legitimize_address)
18822 (store_reg, set_reg_plus_d, pa_expand_prologue, load_reg)
18823 (pa_return_addr_rtx, hppa_builtin_saveregs)
18824 (pa_trampoline_init): Likewise.
18825 * config/pa/pa.md: Likewise.
18827 * config/pdp11/pdp11.c (pdp11_expand_epilogue): Likewise.
18829 * config/picochip/picochip.c (picochip_static_chain): Likewise.
18831 * config/rs6000/rs6000.h (RS6000_SAVE_TOC): Likewise.
18832 * config/rs6000/rs6000.c (rs6000_legitimize_address)
18833 (setup_incoming_varargs, print_operand, rs6000_return_addr)
18834 (rs6000_emit_eh_reg_restore, rs6000_emit_probe_stack_range)
18835 (rs6000_emit_epilogue)
18836 (rs6000_machopic_legitimize_pic_address): Likewise.
18838 * config/rx/rx.c (gen_rx_rtsd_vector, gen_rx_popm_vector): Likewise.
18840 * config/s390/s390.h (INITIAL_FRAME_ADDRESS_RTX): Likewise.
18841 (DYNAMIC_CHAIN_ADDRESS): Likewise.
18842 * config/s390/s390.c (s390_decompose_address, legitimize_pic_address)
18843 (s390_delegitimize_address, print_operand, annotate_constant_pool_refs)
18844 (replace_constant_pool_ref, s390_return_addr_rtx, s390_back_chain_rtx)
18845 (save_fpr, restore_fpr, save_gprs, restore_gprs, s390_emit_prologue)
18846 (s390_emit_epilogue, s390_function_profiler): Likewise.
18847 * config/s390/s390.md: Likewise.
18849 * config/score/score.c (score_add_offset, score_prologue): Likewise.
18851 * config/sh/sh.c (expand_block_move, push_regs, sh_builtin_saveregs)
18852 (sh_output_mi_thunk): Likewise.
18853 * config/sh/sh.md: Likewise.
18855 * config/sparc/sparc.h (DYNAMIC_CHAIN_ADDRESS, FRAME_ADDR_RTX)
18856 (RETURN_ADDR_RTX, INCOMING_RETURN_ADDR_RTX): Likewise.
18857 * config/sparc/sparc.c (sparc_legitimize_pic_address)
18858 (sparc_emit_probe_stack_range, emit_save_or_restore_regs)
18859 (emit_window_save, sparc_flat_expand_prologue, sparc_struct_value_rtx)
18860 (emit_and_preserve): Likewise.
18861 * config/sparc/sparc.md: Likewise.
18863 * config/spu/spu.h (DYNAMIC_CHAIN_ADDRESS): Likewise.
18864 * config/spu/spu.c (spu_expand_insv, spu_machine_dependent_reorg)
18865 (spu_setup_incoming_varargs, ea_load_store_inline)
18866 (spu_expand_load): Likewise.
18868 * config/stormy16/stormy16.c (xstormy16_expand_prologue)
18869 (combine_bnp): Likewise.
18871 * config/tilegx/tilegx.h (DYNAMIC_CHAIN_ADDRESS): Likewise.
18872 * config/tilegx/tilegx.c (tilegx_setup_incoming_varargs)
18873 (tilegx_expand_unaligned_load, tilegx_trampoline_init): Likewise.
18875 * config/tilepro/tilepro.h (DYNAMIC_CHAIN_ADDRESS): Likewise.
18876 * config/tilepro/tilepro.c (tilepro_setup_incoming_varargs)
18877 (tilepro_expand_unaligned_load, tilepro_trampoline_init): Likewise.
18879 * config/v850/v850.c (expand_prologue, expand_epilogue): Likewise.
18880 * config/v850/v850.md: Likewise.
18882 * config/vax/elf.h (EH_RETURN_STACKADJ_RTX): Likewise.
18883 (EH_RETURN_HANDLER_RTX): Likewise.
18884 * config/vax/vax.h (DYNAMIC_CHAIN_ADDRESS, RETURN_ADDR_RTX): Likewise.
18885 * config/vax/vax.c (vax_add_reg_cfa_offset, vax_expand_prologue)
18886 (print_operand_address, vax_trampoline_init): Likewise.
18888 * config/xtensa/xtensa.c (xtensa_expand_prologue, xtensa_return_addr)
18889 (xtensa_function_value_regno_p): Likewise.
18891 2012-05-04 Andrew Pinski <apinski@cavium.com>
18893 * expr.c (get_def_for_expr_class): New function.
18894 (convert_tree_comp_to_rtx): New function.
18895 (expand_cond_expr_using_cmove): New function.
18896 (expand_expr_real_2 <case COND_EXPR>): Call
18897 expand_cond_expr_using_cmove first and return if it succeeds.
18898 Remove the check for HAVE_conditional_move since we should have
18899 already converted it to a conditional move.
18900 * config/i386/i386.c (ix86_expand_int_movcc): Disallow comparison
18901 modes of DImode for 32bits and TImode.
18903 2012-05-04 Steven Bosscher <steven@gcc.gnu.org>
18906 * read-md.c (fprint_md_ptr_loc, fprint_c_condition): New functions.
18907 (print_md_ptr_loc, print_c_condition): Use them.
18908 * read-md.h (fprint_md_ptr_loc, fprint_c_condition): New prototypes.
18909 * genattrtab.c (attr_file_name, dfa_file_name, latency_file_name,
18910 attr_file, dfa_file, latency_file): New global variables.
18911 (write_attr_valueq, write_attr_set, write_attr_case, write_attr_value,
18912 write_upcase, write_indent, write_length_unit_log, write_test_expr,
18913 write_attr_get, write_insn_cases, write_eligible_delay,
18914 write_const_num_delay_slots): Accept FILE pointer and toss it around.
18915 Update all callers.
18916 (write_header, open_outfile, handle_arg): New funcions.
18917 (make_automaton_attrs): Write prototypes as extern to the output
18919 (main): Use init_rtx_reader_args_cb with handle_arg to take 3 file
18920 names from the command line. Open the output files and write out
18921 internal functions for DFA functions to dfa_file_name, insn latency
18922 functions to latency_file_name, and everything else to attr_file.
18923 * Makefile.in (OBJS): Add insn-dfatab.o and insn-latencytab.o.
18924 (BACKEND): Build libbackend first.
18925 (MOSTLYCLEANFILES): Add insn-dfatab.c and insn-latencytab.c.
18926 (.PRECIOUS): Likewise.
18927 (insn-dfatab.o): New rule.
18928 (insn-latencytab.o): New rule.
18929 (simple_rtl_generated_c): Do not include insn-attrtab.c.
18930 (s-attrtab): New rule.
18932 2012-05-04 Steven Bosscher <steven@gcc.gnu.org>
18934 * rtl.def (ATTR_FLAG): Remove probability indicating flags.
18935 * genattr.c (main): Remove ATTR_FLAG_likely, ATTR_FLAG_unlikely,
18936 ATTR_FLAG_very_likely, and ATTR_FLAG_very_unlikely.
18937 * reorg.c (get_jump_flags): Do not set the removed flags.
18939 * doc/md.texi (attr_flag): Update for abovementioned changes.
18941 2012-05-04 Uros Bizjak <ubizjak@gmail.com>
18944 * config/i386/i386.h (X86_ARCH_CMOV): Rename from X86_ARCH_CMOVE.
18945 (TARGET_CMOV): Rename from TARGET_CMOVE.
18946 (TARGET_CMOVE): New define.
18947 * config/i386/i386.c (ix86_option_override_internal): Use TARGET_CMOV.
18948 Do not set TARGET_CMOVE here.
18950 2012-05-04 Dodji Seketeli <dodji@redhat.com>
18952 Enable -Wunused-local-typedefs when -Wall or -Wunused is on
18953 * opts.c (finish_options): Activate -Wunused-local-typedefs if
18954 -Wunused is activated.
18955 * doc/invoke.texi: Update blurb of -Wunused-local-typedefs.
18957 2012-05-04 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
18959 * config/s390/s390.md (*movmem_short, *clrmem_short)
18960 (*cmpmem_short): Move the mode check from the insn condition to
18963 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
18965 PR tree-optimization/52633
18966 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Swap order of
18967 vect_recog_widen_shift_pattern and vect_recog_over_widening_pattern.
18968 (vect_recog_over_widening_pattern): Remove handling of code that was
18969 already detected as over-widening pattern. Remove special handling
18970 of "unsigned" cases. Instead, support general case of conversion
18971 of the shift result to another type.
18973 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
18975 * tree-vect-patterns.c (vect_single_imm_use): New function.
18976 (vect_recog_widen_mult_pattern): Use it instead of open-coding loop.
18977 (vect_recog_over_widening_pattern): Likewise.
18978 (vect_recog_widen_shift_pattern): Likewise.
18980 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
18982 * tree-vect-patterns.c (vect_same_loop_or_bb_p): New function.
18983 (vect_handle_widen_op_by_const): Use it instead of open-coding test.
18984 (vect_recog_widen_mult_pattern): Likewise.
18985 (vect_operation_fits_smaller_type): Likewise.
18986 (vect_recog_over_widening_pattern): Likewise.
18987 (vect_recog_widen_shift_pattern): Add to vect_same_loop_or_bb_p test.
18989 2012-05-04 Richard Guenther <rguenther@suse.de>
18992 * lto-wrapper.c (merge_and_complain): Complain about mismatches
18993 of -freg-struct-return and -fpcc-struct-return.
18994 (run_gcc): Pass through -freg-struct-return and -fpcc-struct-return
18995 from the input file options and ignore those from the link
18998 2012-05-04 Richard Guenther <rguenther@suse.de>
19000 PR tree-optimization/53168
19001 * tree-ssa-pre.c (phi_translate_1): Only handle type-punned
19002 memory reads when the result is a constant we can pun.
19004 2012-05-04 Richard Guenther <rguenther@suse.de>
19006 * common.opt (flto-report): Do not mark as Optimization.
19008 2012-05-04 Eric Botcazou <ebotcazou@adacore.com>
19011 * recog.c (constrain_operands): If extra constraints are present, also
19012 accept pseudo-registers with equivalent memory locations during reload.
19014 2012-05-04 Olivier Hainque <hainque@adacore.com>
19016 * collect2.c (may_unlink_output_file): New global.
19017 (maybe_unlink): Honor it.
19018 * collect2.h: Add extern for it.
19019 * tlink.c (do_tlink): Set it to true if the link succeeded.
19021 2012-05-04 Olivier Hainque <hainque@adacore.com>
19023 * gcc.c (eval_spec_function): Finalize/restore the current string
19024 obstack state as part of the context push/pop operations.
19026 2012-05-04 Bin Cheng <bin.cheng@arm.com>
19028 PR rtl-optimization/52804
19029 * reload1.c (reload_reg_reaches_end_p): Check whether successor
19030 reload with type RELOAD_FOR_INPUT_ADDRESS kills reload register
19031 of current one with type RELOAD_FOR_INPADDR_ADDRESS.
19032 Same stands for reloads with type RELOAD_FOR_OUTPUT_ADDRESS and
19033 RELOAD_FOR_OUTADDR_ADDRESS.
19035 2012-05-04 Manuel López-Ibáñez <manu@gcc.gnu.org>
19038 * tree-diagnostic.c (maybe_unwind_expanded_macro_loc): Show caret
19039 for macro expansion.
19041 2012-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
19043 * flags.h (flag_permissive): Do not declare.
19044 * diagnostic.c (diagnostic_report_diagnostic): Handle fpermissive
19046 * toplev.c (flag_permissive): Do not define.
19047 * c-tree.h (system_header_p): Delete unused.
19049 2012-05-03 David S. Miller <davem@davemloft.net>
19052 * config/sparc/sparc.c (emit_soft_tfmode_libcall): If we pass a
19053 MEM directly into a libcall, mark it's MEM_EXPR as addressable.
19054 (sparc_emit_float_lib_cmp): Likewise.
19056 2012-05-03 Michael Meissner <meissner@linux.vnet.ibm.com>
19059 * config/rs6000/rs6000.md (bswapdi splitters): If
19060 -mavoid-indexed-addresses (or -mcpu=power6 which sets it by
19061 default) is used, generate an alternate sequence that does not
19062 depend on using indexed addressing.
19064 2012-05-03 Jason Merrill <jason@redhat.com>
19066 * gengtype.c (write_types): Fix warning message.
19067 (write_local): Likewise.
19069 2012-05-02 Jason Merrill <jason@redhat.com>
19071 * dwarf2out.c (struct external_ref, build_local_stub): New.
19072 (hash_external_ref, external_ref_eq, lookup_external_ref): New.
19073 (optimize_external_refs, optimize_external_refs_1): New.
19074 (change_AT_die_ref): New.
19075 (clone_as_declaration): Add DW_AT_signature when cloning a declaration.
19076 (build_abbrev_table): Take the external refs hashtable.
19077 (output_comp_unit): Get it from optimize_external_refs and pass it in.
19079 2012-05-03 Jan Hubicka <jh@suse.cz>
19081 PR middle-end/53093
19082 * tree-emutls.c (new_emutls_decl): Fix handling of aliases.
19084 2012-05-03 Jan Hubicka <jh@suse.cz>
19086 PR middle-end/53106
19087 * ipa.c (cgraph_remove_unreachable_nodes): Fix handling of clones.
19089 2012-05-03 Jason Merrill <jason@redhat.com>
19091 * dwarf2out.c (die_struct): Add comdat_type_p flag. Use it instead of
19092 use_debug_types to discriminate the die_id union.
19093 (print_die, assign_symbol_names, copy_decls_walk): Likewise.
19094 (build_abbrev_table, output_die): Likewise.
19095 (prune_unused_types_walk_attribs): Likewise.
19096 (generate_type_signature, copy_declaration_context): Set it.
19097 (remove_child_or_replace_with_skeleton): Set it.
19098 (dwarf2out_start_source_file, dwarf2out_end_source_file): Don't
19099 check use_debug_types.
19100 (dwarf2out_finish): Do break_out_includes after .debug_types.
19102 2012-05-03 Jason Merrill <jason@redhat.com>
19104 * dwarf2out.c (modified_type_die): Use scope_die_for.
19105 (gen_type_die_with_usage, dwarf2out_finish): Likewise.
19106 (uses_local_type_r, uses_local_type): New.
19107 (scope_die_for): Keep a type that uses a local type in local scope.
19108 Use get_context_die for namespace and type scope.
19110 2012-05-03 Jason Merrill <jason@redhat.com>
19112 * config/i386/i386.c (ix86_code_end): Set DECL_IGNORED_P on the
19114 * dwarf2out.c (output_aranges): Skip DECL_IGNORED_P functions.
19115 (dwarf2out_finish): Likewise.
19117 2012-05-03 Martin Jambor <mjambor@suse.cz>
19119 * builtins.c (get_object_alignment_1): Return whether we can determine
19120 the alignment or conservatively assume byte alignment. Return the
19121 alignment by reference. Use get_pointer_alignment_1 for dereference
19123 (get_pointer_alignment_1): Return whether we can determine the
19124 alignment or conservatively assume byte alignment. Return the
19125 alignment by reference. Use get_ptr_info_alignment to get SSA name
19127 (get_object_alignment): Update call to get_object_alignment_1.
19128 (get_object_or_type_alignment): Likewise, fall back to type alignment
19129 only when it returned false.
19130 (get_pointer_alignment): Update call to get_pointer_alignment_1.
19131 * fold-const.c (get_pointer_modulus_and_residue): Update call to
19132 get_object_alignment_1.
19133 * ipa-prop.c (ipa_modify_call_arguments): Update call to
19134 get_pointer_alignment_1.
19135 * tree-sra.c (build_ref_for_offset): Likewise, fall back to the type
19136 of MEM_REF or TARGET_MEM_REF only when it returns false.
19137 * tree-ssa-ccp.c (get_value_from_alignment): Update call to
19138 get_object_alignment_1.
19139 (ccp_finalize): Use set_ptr_info_alignment.
19140 * tree.h (get_object_alignment_1): Update declaration.
19141 (get_pointer_alignment_1): Likewise.
19142 * gimple-pretty-print.c (dump_gimple_phi): Use get_ptr_info_alignment.
19143 (dump_gimple_stmt): Likewise.
19144 * tree-flow.h (ptr_info_def): Updated comments of fields align and
19146 (get_ptr_info_alignment): Declared.
19147 (mark_ptr_info_alignment_unknown): Likewise.
19148 (set_ptr_info_alignment): Likewise.
19149 (adjust_ptr_info_misalignment): Likewise.
19150 * tree-ssa-address.c (copy_ref_info): Use new access functions to get
19151 and set alignment of SSA names.
19152 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Call
19153 mark_ptr_info_alignment_unknown.
19154 * tree-ssanames.c (get_ptr_info_alignment): New function.
19155 (mark_ptr_info_alignment_unknown): Likewise.
19156 (set_ptr_info_alignment): Likewise.
19157 (adjust_ptr_info_misalignment): Likewise.
19158 (get_ptr_info): Call mark_ptr_info_alignment_unknown.
19159 * tree-vect-data-refs.c (vect_create_addr_base_for_vector_ref):
19161 (bump_vector_ptr): Likewise.
19162 * tree-vect-stmts.c (create_array_ref): Use set_ptr_info_alignment.
19163 (vectorizable_store): Likewise.
19164 (vectorizable_load): Likewise.
19166 2012-05-03 Michael Matz <matz@suse.de>
19168 * basic-block.h (struct rtl_bb_info, struct gimple_bb_info): Move
19169 in front of basic_block_def.
19170 (struct basic_block_def): Make il.gimple the full struct, not a
19172 (__assert_gimple_bb_smaller_rtl_bb): Asserting typedef.
19174 * cfgexpand.c (expand_gimple_basic_block): Clear all il.gimple members.
19175 * gimple-iterator.c (gimple_stmt_iterator): Don't special case
19176 NULL il.gimple, which can't happen anymore.
19177 * gimple.h (bb_seq): il.gimple can't be NULL.
19178 (bb_seq_add): Ditto.
19179 (set_bb_seq): Adjust.
19180 (gsi_start_bb, gsi_last_bb): Tidy.
19181 * lto-streamer-in.c (make_new_block): Don't zero members that
19182 are zeroed already, don't allocate a gimple_bb_info.
19183 * tree-cfg.c (create_bb): Don't allocate a gimple_bb_info.
19184 (remove_bb): Clear all il.gimple members.
19185 (gimple_verify_flow_info): Adjust for flat il.gimple.
19186 * tree-flow-inline.h (phi_nodes, phi_nodes_ptr, set_phi_nodes): Adjust.
19188 * coretypes.h (const_gimple_seq): Remove typedef.
19189 * gimple.h (gimple_seq_first): Take gimple_seq.
19190 (gimple_seq_first_stmt): Ditto.
19191 (gimple_seq_last): Ditto.
19192 (gimple_seq_last_stmt): Ditto.
19193 (gimple_seq_empty_p): Ditto.
19195 2012-05-03 Richard Guenther <rguenther@suse.de>
19197 * tree-ssa-pre.c (valid_in_sets): Remove checking of trapping
19199 (prune_clobbered_mems): Do it here. Do not uselessly sort expressions.
19200 (compute_avail): Do not add possibly trapping operations to
19201 EXP_GEN if they might not be executed in the block.
19203 2012-05-03 Uros Bizjak <ubizjak@gmail.com>
19205 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Remove.
19207 2012-05-03 Steven Bosscher <steven@gcc.gnu.org>
19209 * tree-switch-conversion.c (gen_inbound_check): Free post-dominance
19210 information as early as possible. Update dominance info instead of
19213 2012-05-03 Richard Guenther <rguenther@suse.de>
19215 * tree-ssa-pre.c (debug_bitmap_sets_for): New function.
19216 (union_contains_value): Remove.
19217 (vro_valid_in_sets): Likewise.
19218 (op_valid_in_sets): New function.
19219 (valid_in_sets): Use op_valid_in_sets.
19220 (insert_into_preds_of_block): Move dumping ...
19221 (do_regular_insertion): ... here.
19222 (do_partial_partial_insertion): ... and here. Dump that
19223 we've found a partial partial redundancy.
19224 (insert): Dump the current insert iteration.
19226 2012-05-03 Jakub Jelinek <jakub@redhat.com>
19229 * gcc-ar.c (main): If GCC_EXEC_PREFIX is set in env,
19230 append program name to it and pass that as first argument
19231 to make_relative_prefix. Always pass standard_libexec_prefix
19232 as last argument to make_relative_prefix. If
19233 make_relative_prefix returns NULL, fall back to
19234 standard_libexec_prefix.
19237 * tree-predcom.c (remove_stmt): Call reset_debug_uses on stmts being
19241 * config/arm/arm.c (arm_select_cc_mode): If x has MODE_CC class
19242 mode, return that mode.
19245 * config/i386/i386-c.c (ix86_target_macros_internal): Don't
19246 define __ATOMIC_HLE_* macros here.
19247 (ix86_target_macros): But here, using cpp_define_formatted.
19249 2012-05-03 Richard Guenther <rguenther@suse.de>
19251 PR tree-optimization/53144
19252 * tree-ssa-sccvn.c (vn_reference_lookup_or_insert_constant_for_pieces):
19254 (vn_reference_lookup_or_insert_for_pieces): ... this. Properly deal
19255 with SSA name values.
19256 (vn_reference_lookup_3): Adjust callers.
19258 2012-05-03 Ganesh Gopalasubramanian <Ganesh.Gopalasubramanian@amd.com>
19260 * config/i386/driver-i386.c (host_detect_local_cpu): Reset
19261 has_fma4 for AMD processors with both fma3 and fma4 support.
19263 2012-05-03 Kirill Yukhin <kirill.yukhin@intel.com>
19266 * config/i386/driver-i386.c (host_detect_local_cpu): Add space to
19269 2012-05-03 Michael Matz <matz@suse.de>
19272 * tree-ssa-dse.c (dse_optimize_stmt): Take pointer to iterator.
19273 (dse_enter_block): Properly iterate the whole sequence even
19274 if the last statement was removed.
19276 2012-05-02 Steven Bosscher <steven@gcc.gnu.org>
19278 * config/alpha/vms.h (SUBTARGET_OVERRIDE_OPTIONS): For pic code,
19279 unset flag_jump_tables.
19280 * stmt.c (expand_case): Remove special flag_pic case conditional
19281 on ASM_OUTPUT_ADDR_DIFF_ELT not being defined.
19283 2012-05-02 Ulrich Weigand <ulrich.weigand@linaro.org>
19285 * common/config/s390/s390-common.c (s390_option_optimization_table):
19286 Enable -fsched-pressure using -fsched-pressure-algorithm=model by
19287 default when optimizing.
19289 2012-05-02 Martin Jambor <mjambor@suse.cz>
19292 * dwarf2out.c (dwarf2out_decl): Only lookup die representing context
19293 of a variable when the contect is a function.
19295 2012-05-02 Michael Matz <matz@suse.de>
19297 * coretypes.h (gimple_seq, const_gimple_seq): Typedef as gimple.
19298 * gimple.h (struct gimple_seq_node_d, struct gimple_seq_d): Remove.
19299 (const_gimple_seq_node): Remove.
19300 (gimple_seq_node): Typedef as gimple.
19301 (struct gimple_statement_base): Add next and prev members,
19302 adjust all WORD markers in using structs.
19303 (union gimple_statement_d): Link via gsbase.next field for GC and PCH.
19304 (gimple_seq_first, gimple_seq_first_stmt, gimple_seq_last,
19305 gimple_seq_last_stmt): Adjust as gimple_seq, gimple_seq_node and
19306 gimple are the same.
19307 (gimple_seq_set_last, gimple_seq_set_first): Don't allocate
19308 gimple_seq, adjust.
19309 (gimple_init_singleton): New function.
19310 (gsi_start_1, gsi_last_1, gsi_end_p, gsi_one_before_end_p): Adjust.
19311 (gsi_next, gsi_prev): Adjust, handle prev cyclic list correctly.
19312 (gsi_stmt): Adjust.
19313 (gsi_stmt_ptr): Remove.
19314 (enum gimple_alloc_kind): Remove gimple_alloc_kind_seq member.
19316 * gimple-iterator.c (update_bb_for_stmts): Take last parameter
19317 again, adjust for above changes.
19318 (update_call_edge_frequencies): Adjust for above changes.
19319 (gsi_insert_seq_nodes_before): Rewrite for new data structure.
19320 (gsi_insert_seq_nodes_after): Ditto.
19321 (gsi_split_seq_after): Ditto.
19322 (gsi_set_stmt): Ditto.
19323 (gsi_split_seq_before): Ditto.
19324 (gsi_remove): Ditto.
19325 (gsi_insert_seq_before_without_update): Don't free sequence.
19326 (gsi_insert_seq_after_without_update): Ditto.
19327 (gsi_replace): Assert some more invariants.
19328 (gsi_insert_before_without_update, gsi_insert_after_without_update):
19330 (gsi_for_stmt): Don't search for stmt.
19331 (gsi_insert_on_edge_immediate): Tidy.
19333 * gimple.c (gimple_alloc_k): Remove "sequences".
19334 (gimple_seq_cache): Remove.
19335 (gimple_alloc_stat): Make stmt a singleton sequence.
19336 (gimple_seq_alloc, gimple_seq_free): Remove.
19337 (gimple_assign_set_rhs_with_ops_1): Ensure new stmt is a singleton.
19338 (gimple_copy): Ditto.
19339 * gimplify.c (gimplify_cleanup_point_expr): Use gsi_set_stmt,
19340 create iterator from correct sequence.
19341 * tree-phinodes.c (make_phi_node): Make stmt a singleton.
19343 2012-05-02 Michael Matz <matz@suse.de>
19345 * gimple.h (gimple_stmt_iterator <seq>): Make it be pointer to
19347 (gimple_seq_set_last, gimple_seq_set_first): Take pointer to
19348 sequence, lazily allocate it.
19349 (bb_seq_addr): New function.
19350 (gsi_start_1): Rename from gsi_start, but take pointer to sequence.
19351 (gsi_start): Macro to wrap gsi_start_1 taking pointer of argument.
19352 (gsi_none): New function.
19353 (gsi_start_bb): Adjust.
19354 (gsi_last_1): Rename from gsi_last, but take pointer to sequence.
19355 (gsi_last): Macro to wrap gsi_last_1 taking pointer of argument.
19356 (gsi_last_bb): Adjust.
19358 * tree-flow-inline.h (phi_nodes_ptr): New function.
19360 * gimple-iterator.c (gsi_insert_seq_nodes_before): Adjust to
19361 datastructure and interface change.
19362 (gsi_insert_seq_before_without_update): Ditto.
19363 (gsi_insert_seq_nodes_after): Ditto.
19364 (gsi_insert_seq_after_without_update): Ditto.
19365 (gsi_split_seq_after): Ditto, don't use gimple_seq_alloc.
19366 (gsi_split_seq_before): Ditto.
19367 (gsi_start_phis): Adjust.
19368 * tree-vect-loop.c (vect_determine_vectorization_factor): Use gsi_none.
19369 (vect_transform_loop): Ditto.
19370 * gimple.c (gimple_seq_add_stmt, gimple_seq_add_seq,
19371 gimple_seq_copy): Don't use gimple_seq_alloc.
19372 * gimplify.c (gimple_seq_add_stmt_without_update): Ditto.
19373 (gimplify_seq_add_seq): Ditto.
19374 * lto-streamer-in.c (make_new_block): Ditto.
19375 * tree-cfg.c (create_bb): Ditto.
19376 * tree-sra.c (initialize_parameter_reductions): Ditto.
19378 2012-05-02 Michael Matz <matz@suse.de>
19380 * gimple.h (gimple_seq_first, gimple_seq_first_stmt, gimple_seq_last,
19381 gimple_seq_last_stmt, gimple_seq_set_last, gimple_seq_set_first,
19382 gimple_seq_empty_p, gimple_seq_alloc_with_stmt, bb_seq,
19383 set_bb_seq): Move down to after gimple_statement_d definition.
19385 2012-05-02 Michael Matz <matz@suse.de>
19387 * gimple-fold.c (gimplify_and_update_call_from_tree): Use
19388 gsi_replace_with_seq, instead of inserting itself.
19389 * gimple-iterator.c (gsi_replace_with_seq): New function.
19390 * tree-ssa-forwprop.c (forward_propagate_comparison): Take
19391 iterator instead of statement, advance it.
19392 (ssa_forward_propagate_and_combine): Adjust call to above.
19394 2012-05-02 Michael Matz <matz@suse.de>
19396 * tree-phinodes.c (add_phi_node_to_bb): Tidy, don't use
19398 * omp-low.c (finalize_task_copyfn): Don't use gimple_seq_alloc.
19399 * tree-nested.c (walk_gimple_omp_for): Ditto.
19400 * trans-mem.c (lower_transaction): Ditto.
19401 * tree-eh.c (do_return_redirection): Ditto.
19402 (do_goto_redirection): Ditto.
19403 (lower_try_finally_switch): Ditto.
19404 * gimplify.c (gimplify_stmt): Ditto.
19405 (gimplify_scan_omp_clauses): Ditto.
19406 (gimplify_omp_for): Ditto.
19407 (gimplify_function_tree): Ditto.
19408 * gimple-fold.c (gimplify_and_update_call_from_tree): Ditto.
19409 * tree-mudflap.c (mf_decl_cache_locals): Ditto.
19410 (mf_build_check_statement_for): Ditto.
19411 (mx_register_decls): Ditto.
19412 * graphite-sese-to-poly.c (remove_invariant_phi): Ditto,
19413 and don't use itertors to append.
19414 (insert_stmts): Ditto.
19415 (insert_out_of_ssa_copy): Ditto.
19416 (insert_out_of_ssa_copy_on_edge): Ditto.
19418 2012-05-02 Michael Matz <matz@suse.de>
19420 * gimple.h (gimple_bind_body_ptr): New function.
19421 (gimple_bind_body): Use it.
19422 (gimple_catch_handler): Use gimple_catch_handler_ptr.
19423 (gimple_eh_filter_failure_ptr): New function.
19424 (gimple_eh_filter_failure): Use it.
19425 (gimple_eh_else_n_body_ptr): New function.
19426 (gimple_eh_else_n_body): Use it.
19427 (gimple_eh_else_e_body_ptr): New function.
19428 (gimple_eh_else_e_body): Use it.
19429 (gimple_try_eval_ptr): New function.
19430 (gimple_try_eval): Use it.
19431 (gimple_try_cleanup_ptr): New function.
19432 (gimple_try_cleanup): Use it.
19433 (gimple_wce_cleanup_ptr): New function.
19434 (gimple_wce_cleanup): Use it.
19435 (gimple_omp_body_ptr): New function.
19436 (gimple_omp_body): Use it.
19437 (gimple_omp_for_pre_body_ptr): New function.
19438 (gimple_omp_for_pre_body): Use it.
19439 (gimple_transaction_body_ptr): New function.
19440 (gimple_transaction_body): Use it.
19441 (gsi_split_seq_before): Adjust to return nothing and take pointer
19443 (gsi_set_stmt): Declare.
19444 (gsi_replace_with_seq): Declare.
19445 (walk_gimple_seq_mod): Declare.
19446 * function.h (struct function <gimple_body>): Use typedef gimple_seq.
19448 * gimple-iterator.c (gsi_set_stmt): New function.
19449 (gsi_split_seq_before): Return new sequence via pointer argument.
19450 (gsi_replace): Use gsi_set_stmt.
19452 * tree-ssa-loop-im.c (move_computations_stmt): First remove
19454 * tree-complex.c (update_complex_components_on_edge): Don't copy gsi.
19455 * tree-phinodes.c (resize_phi_node): Don't resize stmt in-place,
19457 (reserve_phi_args_for_new_edge): Change call to above,
19460 * omp-low.c (lower_omp): Change prototype to take pointer to sequence.
19461 (lower_rec_input_clauses): Use gimple_seq_add_seq instead of
19462 iterators. Adjust call to lower_omp.
19463 (lower_lastprivate_clauses): Adjust call to lower_omp.
19464 (lower_reduction_clauses): Ditto.
19465 (expand_omp_taskreg): Nullify non-cfg body of child_fn.
19466 (lower_omp_sections): Don't explicitely count sequence length,
19467 nullify lowered bodies earlier, ensure stmts are part of only
19468 one sequence, adjust call to lower_omp.
19469 (lower_omp_single): Ensure stmts are part of only one sequence,
19470 adjust call to lower_omp.
19471 (lower_omp_master): Ditto.
19472 (lower_omp_ordered): Ditto.
19473 (lower_omp_critical): Ditto.
19474 (lower_omp_for): Ditto.
19475 (lower_omp_taskreg): Ditto, tidy.
19476 (lower_omp_1): Adjust calls to lower_omp.
19477 (execute_lower_omp): Ditto.
19478 (lower_omp): Adjust to take pointer to sequence.
19479 (diagnose_sb_2): Use walk_gimple_seq_mod.
19480 (diagnose_omp_structured_block_errors): Ditto and set possibly
19481 changed function body.
19482 * gimple-low.c (lower_function_body): Set function body after
19484 (lower_sequence): Adjust to take pointer to sequence.
19485 (lower_omp_directive): Ensure stmt isn't put twice into the
19486 sequence, adjust call to lower_sequence.
19487 (lower_stmt): Adjust calls to lower_sequence.
19488 (lower_gimple_bind): Ditto.
19489 (gimple_try_catch_may_fallthru): Call gsi_start with lvalue.
19490 * tree-nested.c (walk_body): Take pointer to sequence, use
19491 walk_gimple_seq_mod.
19492 (walk_function): Adjust call to walk_body, set possibly changed body.
19493 (walk_gimple_omp_for): Adjust calls to walk_body.
19494 (convert_nonlocal_omp_clauses): Ditto.
19495 (convert_nonlocal_reference_stmt): Ditto.
19496 (convert_local_omp_clauses): Ditto.
19497 (convert_local_reference_stmt): Ditto.
19498 (convert_tramp_reference_stmt): Ditto.
19499 (convert_gimple_call): Ditto.
19500 (convert_nl_goto_reference): Use local iterator copy.
19501 * gimple.c (walk_gimple_seq_mod): Renamed from walk_gimple_seq,
19502 but taking pointer to sequence, ensure gsi_start is called with
19504 (walk_gimple_seq): New wrapper around walk_gimple_seq_mod,
19505 asserting that the sequence head didn't change.
19506 (walk_gimple_stmt): Replace all calls to walk_gimple_seq with
19507 walk_gimple_seq_mod.
19508 * trans-mem.c (lower_transaction): Use walk_gimple_seq_mod.
19509 (execute_lower_tm): Ditto, and set possibly changed body.
19510 * tree-eh.c (lower_eh_constructs_1): Take pointer to sequence,
19511 call gsi_start with that lvalue.
19512 (replace_goto_queue_stmt_list): Ditto.
19513 (replace_goto_queue_1): Adjust calls to replace_goto_queue_stmt_list.
19514 (replace_goto_queue): Ditto.
19515 (lower_try_finally_nofallthru): Adjust calls to lower_eh_constructs_1.
19516 (lower_try_finally_onedest): Ditto.
19517 (lower_try_finally_copy): Ditto.
19518 (lower_try_finally_switch): Ditto.
19519 (lower_try_finally): Ditto.
19520 (lower_eh_filter): Ditto.
19521 (lower_eh_must_not_throw): Ditto.
19522 (lower_cleanup): Ditto.
19523 (lower_eh_constructs_2): Ditto.
19524 (lower_catch): Ditto, and ensure gsi_start is called with lvalue.
19525 (lower_eh_constructs): Adjust calls to lower_eh_constructs_1, and
19526 set possibly changed body.
19527 (optimize_double_finally): Call gsi_start with lvalue.
19529 * tree-cfg.c (make_blocks): Adjust call to gsi_split_seq_before.
19530 (gimple_split_block): Ditto.
19531 (gimple_merge_blocks): Use gsi_start_phis.
19532 (move_stmt_r): Use walk_gimple_seq_mod.
19533 * tree-ssa-dse.c (dse_enter_block): Use gsi_last_bb.
19534 * cgraphbuild.c (build_cgraph_edges): Use gsi_start_phis.
19535 (rebuild_cgraph_edges): Ditto.
19536 (cgraph_rebuild_references): Ditto.
19537 * ipa-prop.c (ipa_analyze_params_uses): Ditto.
19538 * tree-inline.c (copy_phis_for_bb): Ditto.
19539 * tree-ssa-dce.c: Ditto.
19541 * cgraphunit.c (cgraph_analyze_function): Use gimple_has_body_p.
19543 2012-05-02 Kirill Yukhin <kirill.yukhin@intel.com>
19544 Andi Kleen <ak@linux.intel.com>
19546 * coretypes.h (MEMMODEL_MASK): New.
19547 * builtins.c (get_memmodel): Add val. Call target.memmodel_check
19548 and return new variable.
19549 (expand_builtin_atomic_exchange): Mask memmodel values.
19550 (expand_builtin_atomic_compare_exchange): Ditto.
19551 (expand_builtin_atomic_load): Ditto.
19552 (expand_builtin_atomic_store): Ditto.
19553 (expand_builtin_atomic_clear): Ditto.
19554 * doc/extend.texi: Mention port-dependent memory model flags.
19555 * config/i386/cpuid.h (bit_HLE): New.
19556 * config/i386/driver-i386.c (host_detect_local_cpu): Detect
19558 * config/i386/i386-protos.h (ix86_generate_hle_prefix): New.
19559 * config/i386/i386-c.c (ix86_target_macros_internal): Set HLE defines.
19560 (ix86_target_string)<-mhle>: New.
19561 (ix86_valid_target_attribute_inner_p) <OPT_mhle>: Ditto.
19562 * config/i386/i386.c (ix86_target_string) <OPTION_MASK_ISA_HLE>: New.
19563 (ix86_valid_target_attribute_inner_p) <OPT_mhle>: Ditto.
19564 (ix86_option_override_internal) <PTA_HLE>: New switch, set it
19565 enabled for generic, generic64 and core-avx2.
19566 (ix86_print_operand): Generate HLE lock prefixes.
19567 (ix86_memmodel_check): New.
19568 (TARGET_MEMMODEL_CHECK): Ditto.
19569 * config/i386/i386.h (OPTION_ISA_HLE): Ditto.
19570 (IX86_HLE_ACQUIRE): Ditto.
19571 (IX86_HLE_RELEASE): Ditto.
19572 * config/i386/i386.h (ix86_generate_hle_prefix): Ditto.
19573 * config/i386/i386.opt (mhle): Ditto.
19574 * config/i386/sync.md(atomic_compare_and_swap<mode>): Pass
19575 success model to instruction emitter.
19576 (atomic_fetch_add<mode>): Ditto.
19577 (atomic_exchange<mode>): Ditto.
19578 (atomic_add<mode>): Ditto.
19579 (atomic_sub<mode>): Ditto.
19580 (atomic_<code><mode>): Ditto.
19581 (*atomic_compare_and_swap_doubledi_pic): Ditto.
19582 (atomic_compare_and_swap_single<mode>): Define and use argument
19584 (atomic_compare_and_swap_double<mode>): Ditto.
19585 * configure.ac: Check if assembler support HLE prefixes.
19586 * configure: Regenerate.
19587 * config.in: Ditto.
19589 2012-05-02 Steven Bosscher <steven@gcc.gnu.org>
19591 PR middle-end/53153
19592 * gimplify.c (preprocess_case_label_vec_for_gimple): New function,
19594 (gimplify_switch_expr): ... here.
19595 * gimple.h (preprocess_case_label_vec_for_gimple): Add prototype.
19596 * tree-ssa-forwprop.c (simplify_gimple_switch_label_vec): New function
19597 to clean up case labels with values outside the index type range.
19598 (simplify_gimple_switch): Call it if something changed.
19599 Remove strange and unnecessary assert.
19601 2012-05-02 Richard Guenther <rguenther@suse.de>
19603 * fold-const.c (div_if_zero_remainder): sizetypes no longer
19605 (int_const_binop_1): New worker for int_const_binop with
19606 overflowable parameter. Pass it through to force_fit_type_double.
19607 (int_const_binop): Wrap around int_const_binop_1 with overflowable
19609 (size_binop_loc): Call int_const_binop_1 with overflowable equal
19610 to minus one, forcing overflow detection for even unsigned types.
19611 (extract_muldiv_1): Remove bogus TYPE_IS_SIZETYPE special-casing.
19612 (fold_binary_loc): Call try_move_mult_to_index with signed offset.
19613 * stor-layout.c (initialize_sizetypes): sizetypes no longer
19615 (layout_type): For zero-sized arrays ignore overflow on the
19617 * tree-ssa-ccp.c (bit_value_unop_1): Likewise.
19618 (bit_value_binop_1): Likewise.
19619 * tree.c (double_int_to_tree): Likewise.
19620 (double_int_fits_to_tree_p): Likewise.
19621 (force_fit_type_double): Likewise.
19622 (host_integerp): Likewise.
19623 (int_fits_type_p): Likewise.
19624 * varasm.c (output_constructor_regular_field): Sign-extend the
19625 field-offset to cater for negative offsets produced by the Ada
19627 * omp-low.c (extract_omp_for_data): Convert the loop step to
19628 signed for pointer adjustments.
19630 2012-05-02 Richard Guenther <rguenther@suse.de>
19632 * tree.c (valid_constant_size_p): New function.
19633 * tree.h (valid_constant_size_p): Declare.
19634 * cfgexpand.c (expand_one_var): Adjust check for too large
19635 variables by using valid_constant_size_p.
19636 * varasm.c (assemble_variable): Likewise.
19638 * c-decl.c (grokdeclarator): Properly check for sizes that
19639 cover more than half of the address-space.
19641 2012-05-02 Jakub Jelinek <jakub@redhat.com>
19643 PR tree-optimization/53163
19644 * tree-ssa-phiopt.c (cond_if_else_store_replacement): Don't ignore
19645 return value from compute_all_dependences.
19647 PR rtl-optimization/53160
19648 * ree.c (combine_reaching_defs): Handle the case where cand->insn
19649 has been modified by ree pass already.
19651 2012-05-01 Ian Lance Taylor <iant@google.com>
19654 * c-decl.c (build_compound_literal): Make the decl readonly if it
19655 an array of a readonly type.
19656 * gimplify.c (gimplify_compound_literal_expr): Add fallback
19657 parameter. Change all callers. If the decl is not addressable
19658 and is not an l-value, make it readonly.
19660 2012-05-01 Bernd Schmidt <bernds@codesourcery.com>
19662 * ira.c (allocated_reg_info_size): New static variable.
19663 (expand_reg_info): Manage it. Call
19664 setup_preferred_alternate_classes_for_new_pseudos.
19665 (ira): Don't do it here. Remove local allocated_reg_info_size,
19666 set the global before calling find_moveable_pseudos.
19667 (find_moveable_pseudos): Call expand_reg_info rather than
19670 2012-05-01 Richard Henderson <rth@redhat.com>
19672 * common.opt (fsync-libcalls): New.
19673 * doc/invoke.texi: Document it.
19674 * optabs.c (init_sync_libfuncs): Honor it.
19676 2012-05-01 Kenneth Zadeck <zadeck@naturalbridge.com>
19677 Richard Sandiford <r.sandiford@uk.ibm.com>
19679 PR rtl-optimization/52543
19680 * Makefile.in (lower-subreg.o, target-globals.o): Depend on
19682 * lower-subreg.h: New file.
19683 * target-globals.h (this_target_lower_subreg): Declare.
19684 (target_globals): Add lower_subreg;
19685 (restore_target_globals): Restore this_target_lower_subreg.
19686 * target-globals.c: Include it.
19687 (default_target_globals): Add default_target_lower_subreg.
19688 (save_target_globals): Initialize target_lower_subreg.
19689 * rtl.h (init_lower_subreg): Added declaration.
19690 * toplev.c (backend_init_target): Call initializer for lower-subreg
19692 * lower-subreg.c (LOG_COSTS, FORCE_LOWERING): New macros.
19693 (default_target_lower_subreg): New variable.
19694 (this_target_lower_subreg): Likewise.
19695 (twice_word_mode, choices): New macros.
19696 (shift_cost, compute_splitting_shift, compute_costs)
19697 (init_lower_subreg): New functions.
19698 (resolve_simple_move): Add speed_p argument. Check choices.
19699 (find_pseudo_copy): Don't check the mode size here.
19700 (resolve_simple_move): Assert the mode size.
19701 (find_decomposable_shift_zext): Add speed_p argument and return
19702 a bool. Check choices.
19703 (resolve_shift_zext): Add comment.
19704 (dump_shift_choices, dump_choices): New functions.
19705 (decompose_multiword_subregs): Dump list of profitable
19706 transformations. Add code to skip non profitable transformations.
19707 Update calls to simple_move and find_decomposable_shift_zext.
19709 2012-05-01 Ian Bolton <ian.bolton@arm.com>
19710 Sameera Deshpande <sameera.deshpande@arm.com>
19711 Greta Yorsh <greta.yorsh@arm.com>
19713 * config/arm/arm-protos.h (thumb_unexpanded_epilogue): Rename to...
19714 (thumb1_unexpanded_epilogue): ...this.
19715 * config/arm/arm.c (thumb_unexpanded_epilogue): Rename to...
19716 (thumb1_unexpanded_epilogue): ...this.
19717 * config/arm/arm.md (thumb_unexpanded_epilogue): Rename to...
19718 (thumb1_unexpanded_epilogue): ...this.
19720 2012-05-01 Richard Earnshaw <rearnsha@arm.com>
19722 * arm/linux-eabi.h (GLIBC_DYNAMIC_LINKER_DEFAULT): Avoid ifdef
19723 comparing enumeration values. Update comments.
19725 2012-05-01 Alan Modra <amodra@gmail.com>
19728 * config/rs6000/rs6000.c (load_lr_save, restore_saved_lr,
19729 load_cr_save, add_crlr_cfa_restore): New functions.
19730 (rs6000_restore_saved_cr): Rename to..
19731 (restore_saved_cr): ..this. Add cfa_restore notes for cr.
19732 (rs6000_emit_epilogue): Use new functions. Adjust condition
19733 for emitting lr and cr cfa_restore. Emit cfa_restores for fp
19734 regs when using out-of-line restore only when shrink wrapping.
19736 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
19738 PR middle-end/53136
19739 * ipa-prop.c (ipa_print_node_jump_functions): Wrap multiple
19740 calls to cgraph_node_name in xstrdup.
19741 (ipa_make_edge_direct_to_target): Ditto.
19742 * cgraph.c (dump_cgraph_node): Ditto.
19743 * tree-sra.c (convert_callers_for_node): Ditto.
19744 * lto-symtab.c (lto_cgraph_replace_node): Ditto.
19745 * ipa-cp.c (perhaps_add_new_callers): Ditto.
19746 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Ditto.
19747 (cgraph_materialize_all_clones): Ditto.
19748 * ipa-inline.c (report_inline_failed_reason): Ditto.
19749 (want_early_inline_function_p): Ditto.
19750 (edge_badness): Ditto.
19751 (update_edge_key): Ditto.
19752 (flatten_function): Ditto.
19753 (ipa_inline): Ditto.
19754 (inline_always_inline_functions): Ditto.
19755 (early_inline_small_functions): Ditto.
19757 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
19760 * config/i386/i386.md (*umul<mode><dwi>3_1): Switch places of
19761 constraints 0 and 1.
19763 012-04-30 Jan Hubicka <jh@suse.cz>
19765 * cgraph.c (ld_plugin_symbol_resolution_names): Move to symtab.c
19766 (cgraph_asm_nodes, cgraph_asm_last_node): Move to cgraphunit.c
19767 (cgraph_add_to_same_comdat_group): Remove.
19768 (cgraph_add_asm_node): Move to cgraphunit.c.
19769 (cgraph_make_decl_local): Move to symtab.c
19770 (cgraph_make_node_local_1): Update.
19771 (cgraph_can_remove_if_no_direct_calls_and): Update.
19772 (used_from_object_file_p): Update.
19773 (resolution_used_from_other_file_p): Move to symtab.c
19774 (cgraph_used_from_object_file_p): move to symtab.c
19775 (verify_cgraph_node): Verify same comdat groups.
19776 * cgraph.h (cgraph_asm_node): Rename to ...
19777 (asm_node): ... this one.
19778 (cgraph_asm_nodes): Rename to ...
19779 (asm_nodes): ... this one.
19780 (symtab_add_to_same_comdat_group): New function.
19781 (symtab_dissolve_same_comdat_group_list): New function.
19782 (symtab_used_from_object_file_p): Declare.
19783 (symtab_make_decl_local): Declare.
19784 (cgraph_add_to_same_comdat_group): Remove.
19785 (cgraph_add_asm_node): Remove.
19786 (cgraph_used_from_object_file_p, varpool_used_from_object_file_p):
19788 (cgraph_finalize_compilation_unit): Rename to ...
19789 (finalize_compilation_unit): ... this one.
19790 (cgraph_optimize): Rename to ....
19791 (compile): ... this one.
19792 (add_asm_node): Declare.
19793 (fixup_same_cpp_alias_visibility): Declare.
19794 (cgraph_make_decl_local): Remove.
19795 (varpool_assemble_pending_decls): Rename to ...
19796 (varpool_output_variables): ... this one.
19797 (varpool_remove_unreferenced_decls): Remove.
19798 * ipa-inline-transform.c (clone_inlined_nodes): Dissolve comdat groups.
19799 (preserve_function_body_p): Make static.
19800 * toplev.c (compile_file): Update comments; update.
19801 * cgraphunit.c: Update comments.
19802 (cgraph_expand_all_functions): Rename to ...
19803 (expand_all_functions): ... this one; update.
19804 (cgraph_mark_functions_to_output): Rename to ...
19805 (mark_functions_to_output): ... this one; cleanup.
19806 (cgraph_output_pending_asms): Remove prototype.
19807 (asm_nodes, asm_last_node): New static vars.
19808 (cgraph_process_new_functions): Update.
19809 (cgraph_reset_node): Cleanup; add comment.
19810 (cgraph_add_new_function): Update.
19811 (cgraph_output_pending_asms): Rename to ...
19812 (output_asm_statements): ... this one.
19813 (add_asm_node): New function.
19814 (fixup_same_cpp_alias_visibility): New function based on code
19815 in cgraph_analyze_function.
19816 (cgraph_analyze_function): Use it.
19817 (cgraph_order_sort): Update.
19818 (cgraph_output_in_order): Update.
19819 (cgraph_function_versioning): Update.
19820 (cgraph_optimize): Rename to ...
19821 (compile): ... this one; initialize streamer hooks here.
19822 (cgraph_finalize_compilation_unit): Rename to ...
19823 (finalize_compilation_unit): ... this one; do not initialize streamer
19825 * lto-streamer-out.c (lto_output_toplevel_asms): Update.
19826 * dwarf2out.c: Update ocmment.
19827 * optimize.c (maybe_clone_body): Use symtab_add_to_same_comdat_group.
19828 * method.c (use_thunk): Likewise.
19829 * semantics.c (maybe_add_lambda_conv_op): Likewise.
19830 * decl2.c (maybe_emit_vtables): Likewise.
19831 (cp_write_global_declarations): Use finalize_compilation_unit.
19832 * parser.c (cp_parser_asm_definition): Use add_asm_node.
19833 * lto-streamer-in.c (lto_input_toplevel_asms): Use add_asm_node
19834 * c-decl.c (c_write_global_declarations): Use
19835 finalize_compilation_unit.
19836 * langhooks.c (write_global_declarations): Update.
19837 * ipa.c (cgraph_externally_visible_p): Update.
19838 (dissolve_same_comdat_group_list): Remove.
19839 (function_and_variable_visibility): Update.
19840 * symtab.c: Inlcude lto-streamer.h and rtl.h
19841 (ld_plugin_symbol_resolution_names): New.
19842 (symtab_add_to_same_comdat_group): New.
19843 (symtab_dissolve_same_comdat_group_list): New.
19844 (resolution_used_from_other_file_p): Move here from cgraph.c
19845 (symtab_used_from_object_file_p): New.
19846 (symtab_make_decl_local): New.
19847 * passes.c (register_pass): Update comments.
19848 * c-parser.c (c_parser_asm_definition): Update.
19849 * varpool.c (varpool_analyze_node): Use
19850 fixup_same_cpp_alias_visibility.
19851 (varpool_remove_unreferenced_decls): Make static.
19852 (varpool_assemble_pending_decls): Rename to ...
19853 (varpool_output_variables): ... this one; call
19854 varpool_remove_unreferenced_decls.
19855 (varpool_used_from_object_file_p): Remove.
19857 2012-04-30 Marc Glisse <marc.glisse@inria.fr>
19860 * c-typeck.c (build_array_ref): Call
19861 convert_vector_to_pointer_for_subscript.
19862 * doc/extend.texi (Vector Extensions): Subscripting not just for C.
19864 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
19866 * config/i386/i386.md (and<mode>3): Change runtime operand mode checks
19867 to compile-time "mode == <MODE>mode" checks.
19868 (and splitter): Ditto.
19870 2012-04-30 Richard Henderson <rth@redhat.com>
19872 * config/arm/arm.md (UNSPEC_LL): New.
19873 * config/arm/sync.md (atomic_loaddi, atomic_loaddi_1): New.
19874 (arm_load_exclusivedi): Use %H0.
19876 2012-04-30 Jason Merrill <jason@redhat.com>
19878 * dwarf2out.c (comdat_symbol_id): Add const.
19879 (union die_symbol_or_type_node): Add const to die_symbol.
19880 (output_die_symbol, output_die, output_comp_unit): Adjust.
19882 2012-04-30 Andrew Stubbs <ams@codesourcery.com>
19884 * config/arm/arm.md (negdi2): Use gen_negdi2_neon.
19885 * config/arm/neon.md (negdi2_neon): New insn.
19886 Also add splitters for core and NEON registers.
19888 2012-04-30 Andrew Stubbs <ams@codesourcery.com>
19890 * config/arm/arm.c (neon_valid_immediate): Allow const_int.
19891 (arm_print_operand): Add 'x' format.
19892 * config/arm/constraints.md (Dn): Allow const_int.
19893 * config/arm/neon.md (neon_mov<mode>): Use VDX to allow DImode.
19894 Use 'x' format to print constants.
19895 * config/arm/predicates.md (imm_for_neon_mov_operand): Allow const_int.
19896 * config/arm/vfp.md (movdi_vfp): Disable for const_int when neon
19898 (movdi_vfp_cortexa8): Likewise.
19900 2012-04-30 Ian Bolton <ian.bolton@arm.com>
19901 Sameera Deshpande <sameera.deshpande@arm.com>
19902 Greta Yorsh <greta.yorsh@arm.com>
19904 * config/arm/arm-protos.h (ldm_stm_operation_p): New declaration.
19905 * config/arm/arm.c (ldm_stm_operation_p): New function.
19906 * config/arm/predicates.md (load_multiple_operation): Update predicate.
19907 (store_multiple_operation): Likewise.
19909 * config/arm/arm-protos.h (ldm_stm_operation_p): New parameters.
19910 * config/arm/arm.c (ldm_stm_operation_p): New parameters.
19911 * config/arm/predicates.md (load_multiple_operation): Add arguments.
19912 (store_multiple_operation): Likewise.
19914 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
19916 * config/i386/i386.md (and<mode>3): Expand masking operations with
19917 0xff, 0xffff or 0xffffffff immediates to corresponding zero_extend RTX.
19918 (and splitter): Split to DImode zero_extend RTX for DImode operand[0].
19920 2012-04-30 Dodji Seketeli <dodji@redhat.com>
19922 Add -Wvarargs option
19923 * builtins.c (fold_builtin_next_arg): Use OPT_Wvarargs as an
19924 argument for the various warning_at calls.
19925 * docs/invoke.texi: Update the documentation.
19927 2012-04-30 Dodji Seketeli <dodji@redhat.com>
19929 Switch -ftrack-macro-expansion=2 on by default.
19930 * docs/cppopts.texi: Adjust for enabling -ftrack-macro-expansion=2
19933 Fix va_start related location
19934 * builtins.c (fold_builtin_next_arg): Unwinds to the first
19935 location in real source code.
19937 Make conversion warnings work on NULL with -ftrack-macro-expansion
19938 * input.h (expansion_point_location_if_in_system_header): Declare
19940 * input.c (expansion_point_location_if_in_system_header): Define it.
19942 Fix -Wuninitialized for -ftrack-macro-expansion
19943 * tree-ssa.c (warn_uninit): Use the spelling location of the variable
19944 declaration. Use linemap_location_before_p for source locations.
19946 Strip "<built-in>" loc from displayed expansion context
19947 * input.c (expand_location_1): When expanding to spelling location
19948 in a context of a macro expansion, skip reserved system header
19949 locations. Update comments. * tree-diagnostic.c
19950 (maybe_unwind_expanded_macro_loc): Likewise.
19952 Make expand_location resolve to locus in main source file
19953 * input.c (expand_location_1): New. Takes a parameter to choose
19954 whether to resolve the location to spelling or expansion point.
19955 Was factorized from ...
19956 (expand_location): ... here.
19957 (expand_location_to_spelling_point): New. Implemented in terms of
19959 * diagnostic.c (diagnostic_build_prefix): Use the new
19960 expand_location_to_spelling_point instead of expand_location.
19962 Fix PCH crash on GTYed pointer-to-scalar field of a struct
19963 * gengtype.c (write_types_process_field): Force second argument of
19964 the call to the PCH object hierarchy walker to be 'x'.
19966 2012-04-30 Eric Botcazou <ebotcazou@adacore.com>
19968 * config/i386/i386.c (ix86_handle_struct_attribute): Use the proper
19969 predicate to discriminate types.
19971 2012-04-30 Manuel López-Ibáñez <manu@gcc.gnu.org>
19973 * doc/invoke.texi (Wmissing-format-attribute): Document as an
19974 alias of Wsuggest-attribute=format.
19975 * c-typeck.c (convert_for_assignment): Replace
19976 Wmissing-format-attribute with Wsuggest-attribute=format.
19977 (digest_init): Likewise.
19979 2012-04-29 Manuel López-Ibáñez <manu@gcc.gnu.org>
19981 * opts.c (finish_options): Do not handle -Wmissing-noreturn here.
19982 * common.opt (Wmissing-noreturn): Alias of
19983 -Wsuggest-attribute=noreturn.
19985 2012-04-29 Hans-Peter Nilsson <hp@axis.com>
19988 * config/cris/cris.md (andqu): New peephole2.
19989 (andu): Tweak head comment.
19991 2012-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
19992 Steven Bosscher <steven@gcc.gnu.org>
19993 Maxim Kuvyrkov <maxim@codesourcery.com>
19995 PR tree-optimization/38785
19996 * common.opt (ftree-partial-pre): New option.
19997 * doc/invoke.texi: Document it.
19998 * opts.c (default_options_table): Initialize flag_tree_partial_pre.
19999 * tree-ssa-pre.c (do_partial_partial_insertion): Insert only if it will
20000 benefit speed path.
20001 (execute_pre): Use flag_tree_partial_pre.
20003 2012-04-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20006 * config/pa/pa.c (pa_legitimate_constant_p): Don't put function labels
20009 2012-04-27 Ollie Wild <aaw@google.com>
20011 * doc/invoke.texi (Wliteral-suffix): Document new option.
20013 2012-04-27 Tom Tromey <tromey@redhat.com>
20015 * dwarf2out.c (dwarf_stack_op_name): Use get_DW_OP_name.
20016 (dwarf_tag_name): Use get_DW_TAG_name.
20017 (dwarf_attr_name): Use get_DW_AT_name.
20018 (dwarf_form_name): Use get_DW_FORM_name.
20019 * dwarf2cfi.c (dwarf_cfi_name): Use get_DW_CFA_name.
20021 2012-04-27 Paolo Bonzini <bonzini@gnu.org>
20023 * tree-ssa-phiopt.c (conditional_replacement): Replace PHIs whose
20024 arguments are -1 and 0, by negating the result of the conditional.
20026 2012-04-27 Paolo Bonzini <bonzini@gnu.org>
20029 * config/i386/i386.md (x86_mov<mode>cc_0_m1_neg): Add clobber.
20031 2012-04-27 Richard Guenther <rguenther@suse.de>
20033 * tree-flow.h (is_hidden_global_store): Remove.
20034 * tree-ssa-sink.c (is_hidden_global_store): Likewise.
20035 * tree-ssa-alias.h (ref_may_alias_global_p): Declare.
20036 (stmt_may_clobber_global_p): Likewise.
20037 * tree-ssa-alias.c (ref_may_alias_global_p): New function.
20038 (stmt_may_clobber_global_p): Likewise.
20039 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Call
20040 stmt_may_clobber_global_p.
20041 * tree-ssa-dse.c (dse_possible_dead_store_p): Likewise.
20043 2012-04-27 Steven Bosscher <steven@gcc.gnu.org>
20045 * cfg.c (disconnect_src): Do df_mark_solutions_dirty in the right
20048 * tree-switch-conversion.c (struct switch_conv_info): Add range_max,
20049 reorganize some fields and update comments. Rename bit_test_uniq
20050 and bit_test_count to uniq resp. count. Remove bit_test_bb.
20051 (collect_switch_conv_info): New function, collects info about a
20052 GIMPLE_SWITCH into a struct switch_conv_info.
20053 (check_range): Simplify to use pre-recorded info. Fix think-o in
20054 range-branch ratio check.
20055 (check_process_case): Remove function.
20056 (check_all_empty_except_final): New function, verifies that all
20057 non-final basic blocks are empty.
20058 (process_switch): Simplify to use pre-recorded info. Call
20059 collect_switch_conv_info to do that. Assert that degenerate switch
20060 statements have been cleaned up.
20062 2012-04-27 Marc Glisse <marc.glisse@inria.fr>
20064 PR middle-end/27139
20065 * tree-ssa-forwprop.c (combine_conversions): Handle INT->FP->INT.
20067 2012-04-25 Manuel López-Ibáñez <manu@gcc.gnu.org>
20070 * c-typeck.c (pop_init_level): Use %qD instead of %qT.
20072 2012-04-27 Tom de Vries <tom@codesourcery.com>
20074 PR tree-optimization/51879
20075 * tree-ssa-sccvn.h (struct vn_reference_s): Add result_vdef field.
20076 * tree-ssa-sccvn.c (mark_use_processed): New function, factored out
20078 (defs_to_varying): ... here. Don't set use_processed.
20079 (visit_reference_op_call): Handle gimple_vdef.
20080 Handle case that lhs is NULL_TREE.
20081 (visit_use): Use mark_use_processed. Handle calls with side-effect
20082 using visit_reference_op_call.
20084 2012-04-26 Richard Sandiford <richard.sandiford@linaro.org>
20086 * sched-deps.c (fixup_sched_groups): Rename to...
20087 (chain_to_prev_insn): ...this.
20088 (chain_to_prev_insn_p): New function.
20089 (deps_analyze_insn): Use it instead of SCHED_GROUP_P.
20091 2012-04-26 Richard Sandiford <richard.sandiford@linaro.org>
20093 * sched-int.h (_haifa_insn_data): Move priority_status.
20095 (INSN_MODEL_INDEX): New macro.
20096 * haifa-sched.c (insn_delay): New function.
20097 (sched_regno_pressure_class): Update commentary.
20098 (mark_regno_birth_or_death): Pass the liveness bitmap and
20099 pressure array as arguments, instead of using curr_reg_live and
20100 curr_reg_pressure. Only update the pressure if the bit in the
20101 liveness set has changed.
20102 (initiate_reg_pressure_info): Always trust the live-in set for
20103 SCHED_PRESSURE_MODEL.
20104 (initiate_bb_reg_pressure_info): Update call to
20105 mark_regno_birth_or_death.
20106 (dep_list_size): Take the list as argument.
20107 (calculate_reg_deaths): New function, extracted from...
20108 (setup_insn_reg_pressure_info): ...here.
20109 (MODEL_BAR): New macro.
20110 (model_pressure_data, model_insn_info, model_pressure_limit)
20111 (model_pressure_group): New structures.
20112 (model_schedule, model_worklist, model_insns, model_num_insns)
20113 (model_curr_point, model_before_pressure, model_next_priority):
20115 (MODEL_PRESSURE_DATA, MODEL_MAX_PRESSURE, MODEL_REF_PRESSURE)
20116 (MODEL_INSN_INFO, MODEL_INSN): New macros.
20117 (model_index, model_update_limit_points_in_group): New functions.
20118 (model_update_limit_points, model_last_use_except): Likewise.
20119 (model_start_update_pressure, model_update_pressure): Likewise.
20120 (model_recompute, model_spill_cost, model_excess_group_cost): Likewise.
20121 (model_excess_cost, model_dump_pressure_points): Likewise.
20122 (model_set_excess_costs): Likewise.
20123 (rank_for_schedule): Extend SCHED_PRIORITY_WEIGHTED ordering to
20124 SCHED_PRIORITY_MODEL. Use insn_delay. Use the order in the model
20125 schedule as an alternative tie-breaker. Update the call to
20127 (ready_sort): Call model_set_excess_costs.
20128 (update_register_pressure): Update call to mark_regno_birth_or_death.
20129 Rely on that function to check liveness rather than doing it here.
20130 (model_classify_pressure, model_order_p, model_add_to_worklist_at)
20131 (model_remove_from_worklist, model_add_to_worklist, model_promote_insn)
20132 (model_add_to_schedule, model_analyze_insns, model_init_pressure_group)
20133 (model_record_pressure, model_record_pressures): New functions.
20134 (model_record_final_pressures, model_add_successors_to_worklist)
20135 (model_promote_predecessors, model_choose_insn): Likewise.
20136 (model_reset_queue_indices, model_dump_pressure_summary): Likewise.
20137 (model_start_schedule, model_finalize_pressure_group): Likewise.
20138 (model_end_schedule): Likewise.
20139 (schedule_insn): Say when we're scheduling the next instruction
20140 in the model schedule.
20141 (schedule_insn): Handle SCHED_PRESSURE_MODEL.
20142 (queue_to_ready): Do not add instructions that are
20143 MAX_SCHED_READY_INSNS beyond the current point of the model schedule.
20144 Always allow the next instruction in the model schedule to be added.
20145 (debug_ready_list): Print the INSN_REG_PRESSURE_EXCESS_COST_CHANGE
20146 and delay for SCHED_PRESSURE_MODEL too.
20147 (prune_ready_list): Extend SCHED_PRIORITY_WEIGHTED handling to
20148 SCHED_PRIORITY_MODEL, but also take the DFA into account.
20149 (schedule_block): Call model_start_schedule and model_end_schedule.
20150 Extend SCHED_PRIORITY_WEIGHTED stall handling to SCHED_PRIORITY_MODEL.
20151 (sched_init): Extend INSN_REG_PRESSURE_EXCESS_COST_CHANGE handling
20152 to SCHED_PRESSURE_MODEL, but don't allocate saved_reg_live or
20154 (sched_finish): Update accordingly.
20155 (fix_tick_ready): Extend INSN_REG_PRESSURE_EXCESS_COST_CHANGE handling
20156 to SCHED_PRESSURE_MODEL.
20157 (add_jump_dependencies): Update call to dep_list_size.
20158 (haifa_finish_h_i_d): Fix leak of max_reg_pressure.
20159 (haifa_init_insn): Extend INSN_REG_PRESSURE_EXCESS_COST_CHANGE handling
20160 to SCHED_PRESSURE_MODEL.
20161 * sched-deps.c (init_insn_reg_pressure_info): Likewise, but don't
20162 allocate INSN_MAX_REG_PRESSURE for SCHED_PRESSURE_MODEL.
20163 (sched_analyze_insn): Extend INSN_REG_PRESSURE_EXCESS_COST_CHANGE
20164 handling to SCHED_PRESSURE_MODEL.
20166 2012-04-26 Richard Sandiford <richard.sandiford@linaro.org>
20168 * common.opt (fsched-pressure-algorithm=): New option.
20169 * flag-types.h (sched_pressure_algorithm): New enum.
20170 * sched-int.h (sched_pressure_p): Replace with...
20171 (sched_pressure): ...this new variable.
20172 * haifa-sched.c (sched_pressure_p): Replace with...
20173 (sched_pressure): ...this new variable.
20174 (sched_regno_pressure_class, rank_for_schedule, ready_sort)
20175 (update_reg_and_insn_max_reg_pressure, schedule_insn)
20176 (debug_ready_list, prune_ready_list, schedule_block, sched_init)
20177 (sched_finish, fix_tick_ready, haifa_init_insn): Update accordingly.
20178 * sched-deps.c (init_insn_reg_pressure_info): Likewise.
20179 (sched_analyze_insn): Likewise.
20180 * sched-rgn.c (schedule_region): Likewise.
20181 * config/m68k/m68k.c (m68k_sched_variable_issue): Likewise.
20183 2012-04-26 Bernd Schmidt <bernds@codesourcery.com>
20185 PR middle-end/52997
20186 * ira.c (find_moveable_pseudos): Call resize_reg_info.
20188 PR middle-end/52940
20189 * machmode.h (CLASS_HAS_WIDER_MODES_P): True for MODE_PARTIAL_INT.
20190 * expr.c (convert_move): Honor unsignedp when extending partial int
20192 * genmodes.c (complete_mode): Don't clear component field of partial
20194 (emit_mode_inner): Don't emit it however.
20195 (calc_wider_mode): Partial int modes widen to their component.
20197 2012-04-26 David S. Miller <davem@davemloft.net>
20199 * config/sparc/niagara4.md: New file.
20200 * config/sparc/sparc.md: Include it.
20201 * config/sparc/sparc.c (niagara4_costs): New processor costs.
20202 (sparc_option_override): Use it.
20203 (sparc_use_sched_lookahead): Return 2 for niagara4.
20204 (sparc_issue_rate): Likewise.
20206 * config/sparc/sparc.md (attr type): Delete 'fgm_cmp'.
20207 (fpack16_vis, fpackfix_vis, fpack32_vis): Set type to fgm_pack.
20208 (fmul8x16_vis, fmul8x16au_vis, fmul8x16al_vis, fmul8sux16_vis,
20209 fmul8ulx16_vis, fmuld8sux16_vis, fmuld8ulx16_vis): Set type to fgm_mul.
20210 (alignaddrsi_vis, alignaddrdi_vis, alignaddrlsi_vis,
20211 alignaddrldi_vis): Set type to gsr.
20212 (pdist_vis, pdistn<mode>_vis): Set type to fgm_pdsit.
20213 (fcmp<code><GCM:gcm_name><P:mode>_vis, cmask8<P:mode>_vis,
20214 cmask16<P:mode>_vis, cmask32<P:mode>_vis, fchksm16_vis,
20215 v<vis3_shift_patname><mode>3, fmean16_vis,
20216 fp<plusminus_insn>64_vis, <vis3_addsub_ss_patname><mode>3,
20217 fucmp<code>8<P:mode>_vis): Set type to fga.
20218 * config/sparc/ultra1_2.md: Remove refrences to fgm_cmp.
20219 * config/sparc/niagara.md: Likewise.
20220 * config/sparc/niagara2.md: Likewise.
20221 * config/sparc/ultra3.md: Likewise, and fix type matching for
20222 us3_ialuX reservation.
20224 2012-04-26 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
20226 * reload.c (find_reloads): Change the loop nesting when trying an
20227 alternative with swapped operands.
20229 2012-04-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
20231 * tree-diagnostic.c (maybe_unwind_expanded_macro_loc): Fix
20232 comment. Delete unused parameter first_exp_point_map.
20233 (virt_loc_aware_diagnostic_finalizer): Update call.
20235 2012-04-26 Michael Hope <michael.hope@linaro.org>
20236 Richard Earnshaw <rearnsha@arm.com>
20238 * config/arm/linux-eabi.h (GLIBC_DYNAMIC_LINKER_SOFT_FLOAT): Define.
20239 (GLIBC_DYNAMIC_LINKER_HARD_FLOAT): Define.
20240 (GLIBC_DYNAMIC_LINKER_DEFAULT): Define.
20241 (GLIBC_DYNAMIC_LINKER): Redefine to use the hard float path.
20243 2012-04-25 Sriraman Tallam <tmsriram@google.com>
20245 * doc/extend.texi: Document avx2 support.
20246 * config/i386/i386.c (fold_builtin_cpu): Add avx2.
20248 2012-04-26 Hans-Peter Nilsson <hp@axis.com>
20251 * config/cris/cris.md ("*andhi_lowpart_v32")
20252 ("*andqi_lowpart_v32"): Change first input-only operand from
20253 a (match_operand ...) to (match_dup 0). Drop alternatives with
20254 const_int-matching constraints for redundancy.
20255 ("*andhi_lowpart_non_v32", "*andqi_lowpart_non_v32"): Ditto. Drop
20256 three-operand alternative.
20258 2012-04-25 Jakub Jelinek <jakub@redhat.com>
20261 * config/i386/i386.md (and<mode>3): For andq $0xffffffff, reg
20262 instead expand it as zero extension.
20264 2012-04-25 H.J. Lu <hongjiu.lu@intel.com>
20267 * dwarf2out.c (dbx_reg_number): Assert return value != INVALID_REGNUM.
20269 2012-04-25 Jakub Jelinek <jakub@redhat.com>
20271 * common.opt (flag_debug_types_section): Default to 0.
20272 (dwarf_version): Default to 4.
20273 (dwarf_record_gcc_switches): Default to 1.
20274 (dwarf_strict): Default to 0.
20275 * toplev.c (process_options): Don't handle dwarf_strict
20276 or dwarf_version here.
20277 * config/vxworks.c (vxworks_override_options): Don't
20278 test whether dwarf_strict or dwarf_version are negative,
20279 instead test !global_options_set.x_dwarf_*.
20280 * config/darwin.c (darwin_override_options): Default to
20282 * doc/invoke.texi: Note that -gdwarf-4, -grecord-gcc-switches
20283 and -fno-debug-types-section are now the default.
20285 2012-04-25 Jan Hubicka <jh@suse.cz>
20287 * cgraphunit.c: Update toplevel comment.
20288 (tree_rest_of_compilation): Merge into cgraph_expand_function.
20289 (cgraph_analyze_function): Make static.
20290 (cgraph_decide_is_function_needed): Make static.
20291 (cgraph_add_new_function): Use expand_function instead of
20292 rest_of_compilation.
20293 (clone_of_p, verify_edge_count_and_frequency, cgraph_debug_gimple_stmt,
20294 verify_edge_corresponds_to_fndecl, verify_cgraph_node, verify_cgraph):
20296 (cgraph_inline_p): Remove.
20297 (cgraph_preserve_function_body_p): Move to ipa-inline-transform.
20298 (init_cgraph): Add comment.
20299 * cgraphbuild.c (record_reference, mark_address, mark_load,
20300 mark_store): Do not call analyze_expr hook.
20301 * cgraph.c: Update toplevel comment.
20302 (clone_of_p, verify_edge_count_and_frequency, cgraph_debug_gimple_stmt,
20303 verify_edge_corresponds_to_fndecl, verify_cgraph_node, verify_cgraph):
20304 Move fere from cgraphunit.c
20305 (cgraph_mark_force_output_node): Move to cgraph.h
20306 * cgraph.h: Reorder so the comments match the function placement.
20307 (cgraph_analyze_function, cgraph_decide_is_function_needed): Remove.
20308 (cgraph_mark_force_output_node): Move here from cgraph.c
20309 * tree.c (free_lang_data): Do not clear analyze_expr hook.
20310 * ipa-inline-transform.c (preserve_function_body_p): New function.
20311 (inline_transform): Update.
20312 * langhooks.c (lhd_callgraph_analyze_expr): Remove.
20313 * langhooks.h (lang_hooks_for_callgraph): Remove.
20314 (lang_hooks): Remove callgraph.
20315 * tree-inline.c (expand_call_inline): Do not use cgraph_inline_p.
20316 * varpool.c: Remove out of date comment.
20317 * langhooks-def.h (lhd_callgraph_analyze_expr): Remove.
20318 (LANG_HOOKS_CALLGRAPH_ANALYZE_EXPR): Remove.
20320 2012-04-25 Jan Hubicka <jh@suse.cz>
20322 PR middle-end/53089
20323 * cgraphunit.c (referred_to_p): Move ahead in file to avoid
20324 forward declaration.
20325 (cgraph_finalize_function): Finalize them here.
20326 * symtab.c (dump_symtab): Dump ctors and dtors.
20328 2012-04-25 Jakub Jelinek <jakub@redhat.com>
20330 PR middle-end/52979
20331 * stor-layout.c (get_best_mode): Don't return mode with bitsize
20332 larger than maxbits. Don't compute maxbits modulo align.
20333 Also check that unit bytes long store at bitpos / unit * unit
20334 doesn't affect bits beyond bitregion_end.
20335 * expmed.c (store_bit_field_1): Avoid trying insv if OP_MODE MEM
20336 would not fit into bitregion_start ... bitregion_end + 1 bit region.
20337 (store_split_bit_field): Decrease unit close to end of bitregion_end
20338 if access is restricted in order to avoid mutual recursion.
20340 PR tree-optimization/53058
20341 * double-int.h (double_int_max_value, double_int_min_value): New
20343 * double-int.c (double_int_max_value, double_int_min_value): New
20345 * tree-vrp.c (register_edge_assert_for_2): Compare mask for LE_EXPR
20346 or GT_EXPR with double_int_max_value instead of double_int_mask.
20348 2012-04-25 Richard Guenther <rguenther@suse.de>
20350 * tree-vectorizer.h (vect_loop_versioning): Adjust prototype.
20351 * tree-vect-loop.c (vect_transform_loop): Adjust.
20352 * tree-vect-loop-manip.c (vect_do_peeling_for_loop_bound): Record
20353 the maximum number of iterations for the epilogue loop.
20354 (vect_loop_versioning): Remove case re-using the peeled epilogue loop.
20356 2012-04-25 Jakub Jelinek <jakub@redhat.com>
20359 * c-typeck.c (set_nonincremental_init,
20360 set_nonincremental_init_from_string): Pass true instead of false
20361 as IMPLICIT to add_pending_init.
20363 2012-04-25 Manuel López-Ibáñez <manu@gcc.gnu.org>
20365 * c-typeck.c (pop_init_level): Improve diagnostics.
20367 2012-04-25 Uros Bizjak <ubizjak@gmail.com>
20369 * compare-elim.c (try_eliminate_compare): Also handle operands with
20370 implicit extensions.
20372 2012-04-25 Alan Modra <amodra@gmail.com>
20374 * config/rs6000/rs6000 (SAVE_INLINE_VRS, REST_INLINE_VRS,
20375 V_SAVE_INLINE, SAVRES_LR, SAVRES_SAVE, SAVRES_REG,
20376 SAVRES_GPR, SAVRES_FPR, SAVRES_VR): Define.
20377 (no_global_regs_above): Delete.
20378 (no_global_regs): New function.
20379 (rs6000_savres_strategy): Handle vector regs. Use proper lr_save_p
20380 value for load multiple test.
20381 (savres_routine_syms): Increase size.
20382 (rs6000_savres_routine_name, rs6000_savres_routine_sym,
20383 ptr_regno_for_savres, rs6000_emit_savres_rtx): Pass in int selector
20384 rather than a number of boolean flags. Update all callers.
20385 (rs6000_savres_routine_name): Generate vector save/restore names.
20386 (rs6000_savres_routine_sym): Handle vector regs. Delete forward decl.
20387 (ptr_regno_for_savres, rs6000_emit_savres_rtx): Likewise.
20388 (rs6000_emit_prologue): Delete saving_FPRs_inline, saving_GPRs_inline
20389 and using_store_multiple. Expand uses. Don't always use r11 as
20390 frame reg when needed for out-of-line saves. Set up initial offset
20391 for out-of-line vector saves when buying stack frame. Handle pointer
20392 reg setup for out-of-line fp save. Emit call to out-of-line vector
20393 save function. Choose r11 or r12 for vrsave reg when available for
20395 (rs6000_output_function_prologue): Don't emit .extern for ELF.
20396 (rs6000_emit_epilogue): Choose a better frame reg when restoring
20397 from back-chain to suit out-of-line vector restore functions. Emit
20398 call to out-of-line vector restore function. Adjust register used
20399 for cr restore. Tweak pointer register setup for gpr restore.
20400 * config/rs6000/rs6000.h (FIRST_SAVED_GP_REGNO): Take into account
20402 * config/rs6000/sysv4.h (FP_SAVE_INLINE, GP_SAVE_INLINE): Simplify.
20403 (V_SAVE_INLINE): Define.
20404 * config/rs6000/altivec.md (save_vregs_*, restore_vregs_*): New insns.
20406 2012-04-25 Alan Modra <amodra@gmail.com>
20408 * config/rs6000/rs6000.c (rs6000_savres_strategy): Allow
20409 out-of-line save/restore for large frames. Don't disable
20410 out-of-line saves on ABI_AIX when using static chain reg.
20411 (rs6000_emit_prologue): Adjust cr_save_regno on ABI_AIX to not
20412 clobber static chain reg, and tweak for out-of-line gpr saves
20415 2012-04-25 Alan Modra <amodra@gmail.com>
20417 * config/rs6000/rs6000.c (START_USE, END_USE, NOT_INUSE): Define.
20418 (rs6000_emit_prologue): Use the above to catch register overlap.
20420 2012-04-25 Alan Modra <amodra@gmail.com>
20422 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete forward
20423 decl. Move logic selecting update reg to callers. Update all callers.
20424 (rs6000_emit_allocate_stack): Add copy_off param.
20425 (emit_frame_save): Don't handle reg+reg addressing.
20426 (ptr_regno_for_savres): New function, extracted from..
20427 (rs6000_emit_savres_rtx): ..here. Add lr_offset param.
20428 (rs6000_emit_prologue): Generate frame_ptr_rtx as we need it.
20429 Set frame_reg_rtx to r11 whenever r11 is needed, and merge
20430 frame offset adjustment for out-of-line save with copy from sp.
20431 Simplify condition controlling whether cr is saved early or
20432 late. Use ptr_regno_for_savres to verify correct reg is set
20433 up for out-of-line saves. Pass the actual pointer reg used to
20434 rs6000_emit_savres_rtx so rtl matches insns in out-of-line
20435 function. Rearrange spe vars so code is similar to that
20436 elsewhere in this function. Don't update frame_off when spe
20437 save code will restore r11. Use emit_frame_save for spe and
20438 gpr saves. Consolidate darwin out-of-line gpr setup with that
20439 for other abis. Don't assume frame_offset is zero and frame
20440 reg is sp when setting up altivec reg saves, and calculate
20441 exact offset requirement.
20442 (rs6000_emit_epilogue): Use HOST_WIDE_INT for frame_off. Tidy
20443 spe restore code. Consolidate darwin out-of-line gpr setup
20444 with that for other abis.
20446 2012-04-25 Alan Modra <amodra@gmail.com>
20448 * config/rs6000/rs6000.c (rs6000_frame_related): Don't emit a
20449 REG_FRAME_RELATED_EXPR note when the instruction exactly matches
20451 (emit_frame_save): Delete frame_ptr param. Rename total_size to
20453 (rs6000_emit_prologue): Add sp_off. Update rs6000_frame_related
20454 and emit_frame_save calls. Cope with possibly missing note.
20456 2012-04-24 Sriraman Tallam <tmsriram@google.com>
20458 * config/i386/i386.c (build_processor_model_struct): New function.
20459 (make_var_decl): New function.
20460 (fold_builtin_cpu): New function.
20461 (ix86_fold_builtin): New function.
20462 (make_cpu_type_builtin): New function.
20463 (ix86_init_platform_type_builtins): New function.
20464 (ix86_expand_builtin): Expand new builtins by folding them.
20465 (ix86_init_builtins): Make new builtins to detect CPU type.
20466 (TARGET_FOLD_BUILTIN): New macro.
20467 (IX86_BUILTIN_CPU_INIT): New enum value.
20468 (IX86_BUILTIN_CPU_IS): New enum value.
20469 (IX86_BUILTIN_CPU_SUPPORTS): New enum value.
20470 * config/i386/i386-builtin-types.def: New function type.
20471 * doc/extend.texi: Document builtins.
20473 2012-04-24 Olivier Hainque <hainque@adacore.com>
20475 * common.opt (gdwarf-): Initialize dwarf_version to -1 instead of 2.
20476 * toplev.c (process_options): Default to dwarf_version 2.
20477 * config/vxworks.c (vxworks_override_options): Default to strict-dwarf
20478 and dwarf_version 2.
20480 2012-04-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
20482 * tree-pretty-print.h (default_tree_printer): Do not declare.
20483 * tree-diagnostic.c: Include tree-pretty-print.h, tree-pass.h and
20485 (default_tree_diagnostic_starter): Make static.
20486 (default_tree_printer): Move to here. Make static.
20487 (tree_diagnostics_defaults): New.
20488 * tree-diagnostic.h (default_tree_diagnostic_starter): Do not declare.
20489 * tree.c (free_lang_data): Use tree_diagnostics_defaults.
20490 * toplev.c: Do not include tree-pass.h.
20491 (default_tree_printer): Move from here.
20492 (general_init): Use tree_diagnostics_defaults.
20494 2012-04-24 Chao-ying Fu <fu@mips.com>
20496 * config.gcc (mips64*-*-linux*): Append mips/linux-common.h to tm_file.
20497 (mips*-*-linux*): Append mips/linux-common.h to tm_file.
20498 * config/mips/gnu-user.h
20499 (SUBTARGET_CC1_SPEC): Use GNU_USER_TARGET_CC1_SPEC directly.
20500 (GNU_USER_TARGET_LINK_SPEC): New define.
20501 (LINK_SPEC): Use GNU_USER_TARGET_LINK_SPEC.
20502 (LIB_SPEC): Use GNU_USER_TARGET_LIB_SPEC directly.
20503 (GNU_USER_TARGET_MATHFILE_SPEC): New define.
20504 (ENDFILE_SPEC): Use GNU_USER_TARGET_MATHFILE_SPEC and
20505 GNU_USER_TARGET_ENDFILE_SPEC.
20506 * config/mips/gnu-user64.h (LIB_SPEC): Remove.
20507 (GNU_USER_TARGET_LINK_SPEC): New define.
20508 (LINK_SPEC): Use GNU_USER_TARGET_LINK_SPEC.
20509 * config/mips/linux-common.h: New file.
20511 2012-04-24 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
20514 * config/rs6000/rs6000-c.c (fully_fold_convert): New function.
20515 (altivec_build_resolved_builtin): Call fully_fold_convert.
20517 2012-04-24 Georg-Johann Lay <avr@gjlay.de>
20520 * config/avr/avr.h (HARD_REGNO_CALL_PART_CLOBBERED): New hook define.
20522 2012-04-24 Richard Guenther <rguenther@suse.de>
20524 PR tree-optimization/53085
20525 * tree-ssa-pre.c (eliminate): Do not eliminate volatile redundant
20528 2012-04-24 Richard Guenther <rguenther@suse.de>
20530 * tree-if-conv.c (main_tree_if_conversion): Move bb under
20533 2012-04-24 Jim Meyering <meyering@redhat.com>
20535 * genattrtab.c (gen_attr): Avoid NULL-deref after diagnosing
20536 absence of an define_enum call.
20538 2012-04-24 Richard Guenther <rguenther@suse.de>
20540 * tree-vect-loop-manip.c (vect_do_peeling_for_loop_bound): If
20541 the epilogue loop is not re-used as unvectorized version
20542 record the its maximum number of iterations.
20544 2012-04-24 Andrew Pinski <apinski@cavium.com>
20546 * tree-ssa-forwprop.c (simplify_bitwise_binary):
20547 Don't directly use def1/def2.
20549 2012-04-24 Richard Guenther <rguenther@suse.de>
20551 PR tree-optimization/53098
20552 * tree-vect-loop.c (vect_analyze_loop_operations): Fixup
20555 2012-04-24 Andrew Pinski <apinski@cavium.com>
20558 * tree-ssa-forwprop.c (defcodefor_name): New function.
20559 (simplify_bitwise_binary): Use defcodefor_name instead of manually
20560 Simplify "( X | Y) & X" to X and "( X & Y) | X" to X.
20561 Simplify "(~X | Y) & X" to "X & Y" and
20562 "(~X & Y) | X" to "X | Y".
20564 2012-04-24 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
20566 * recog.c (insn_invalid_p): Add IN_GROUP parameter and use
20567 validate_change to add clobbers if IN_GROUP is nonzero.
20568 (verify_changes): Call insn_invalid_p with IN_GROUP set to true.
20569 * recog.h (insn_invalid_p): Add IN_GROUP parameter to function
20571 * gcse.c (process_insert_insn): Call insn_invalid_p with IN_GROUP
20573 * config/s390/s390.c (insn_invalid_p): Likewise.
20575 2012-04-24 Jakub Jelinek <jakub@redhat.com>
20577 PR middle-end/53084
20578 * varasm.c (compute_reloc_for_constant): Handle ADDR_EXPR of MEM_REF.
20579 (output_addressed_constants): Likewise.
20581 PR middle-end/52999
20582 * varasm.c (get_section): Don't ICE for section conflicts with
20583 built-in section kinds.
20585 2012-04-23 DJ Delorie <dj@redhat.com>
20587 * config/s390/s390.h (LINK_SPEC): Remove, no longer needed.
20588 (LIBSTDCXX): Change to CPP2.
20590 2012-04-23 H.J. Lu <hongjiu.lu@intel.com>
20593 * opth-gen.awk: Check if MASK_ and TARGET_ macros are defined for
20596 2012-04-23 Uros Bizjak <ubizjak@gmail.com>
20598 * config/i386/i386.md (*add<mode>_2): Add r/r/0 alternative.
20599 (*addsi_2_zext): Ditto.
20600 (*add<mode>_3): Ditto.
20601 (*addsi_3_zext): Ditto.
20602 (*add<mode>_5): Ditto.
20604 2012-04-23 Andrew Pinski <apinski@cavium.com>
20606 * tree-ssa-forwprop.c (simplify_bitwise_binary): Simplify (A & B) OP0
20607 (C & B) to (A OP0) & B.
20609 2012-04-23 Martin Jambor <mjambor@suse.cz>
20611 * expr.c (expand_expr_real_1): Remove setting parent's alias set for
20612 temporaries created for a bitfield (reverting revision 122014).
20614 2012-04-23 Richard Guenther <rguenther@suse.de>
20616 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Gimplify
20617 the condition using is_gimple_condexpr and avoid the not necessary
20619 (set_prologue_iterations): Likewise.
20620 (vect_loop_versioning): Likewise.
20622 2012-04-23 Richard Guenther <rguenther@suse.de>
20624 PR tree-optimization/53070
20625 * tree-if-conv.c (combine_blocks): Free predicates in all blocks.
20626 (main_tree_if_conversion): Verify we succeeded in that.
20628 2012-04-23 Jan Hubicka <jh@suse.cz>
20630 * lto-symtab.c (lto_cgraph_replace_node): Do not call
20631 mark_reahcable_node.
20632 * cgraph.c (cgraph_remove_node): Do not clear reachable.
20633 (cgraph_mark_reachable_node): Remove.
20634 (cgraph_mark_force_output_node): Do not set reachable.
20635 (dump_cgraph_node): Do not dump reachable.
20636 (cgraph_create_virtual_clone): Do not set reachable.
20637 * cgraph.h (cgraph_node): Remove reachable flag.
20638 (varpool_node): Remove reachable flag.
20639 (cgraph_mark_if_needed): Remove.
20640 (cgraph_mark_reachable_node): Remove.
20641 * tree-emutls.c (ipa_lower_emutls): Do not check reachable.
20642 * cgraphunit.c (cgraph_finalize_function): Do not mark node as
20644 (cgraph_add_new_function): Likewise.
20645 (cgraph_mark_if_needed): Remove.
20646 (cgraph_analyze_function): Do not set target as reachable.
20647 (process_function_and_variable_attributes): Do not care about
20649 (cgraph_analyze_functions): Do not set reachable flags.
20650 (cgraph_mark_functions_to_output): Do not check reachability.
20651 (cgraph_copy_node_for_versioning): Do not set reachable flag.
20652 (dbxout_expand_expr): Update.
20653 * c-decl.c (merge_decls): Do not track changed externs.
20654 * ipa.c: Include pointer-set.h
20655 (enqueue_cgraph_node): Use reachable pointer set.
20656 (process_references): Likewise.
20657 (cgraph_remove_unreachable_nodes): Likewise.
20658 (whole_program_function_and_variable_visibility): Do not recompute
20660 * trans-mem.c (ipa_tm_execute): Do not check reachable flag.
20662 2012-04-23 Georg-Johann Lay <avr@gjlay.de>
20664 * doc/extend.texi (AVR Named Address Spaces): Fix typos.
20666 2012-04-23 Richard Guenther <rguenther@suse.de>
20669 * c-typeck.c (build_binary_op): Fix typo.
20671 2012-04-23 Jakub Jelinek <jakub@redhat.com>
20673 PR tree-optimizations/52891
20674 * tree-vect-patterns.c (adjust_bool_pattern): Use
20675 build_nonstandard_type even if rhs1 has unsigned INTEGER_TYPE,
20676 but with non-standard precision.
20678 2012-04-22 Jan Hubicka <jh@suse.cz>
20680 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Bail out at NULL
20683 2012-04-22 Jan Hubicka <jh@suse.cz>
20685 * lto-symtab.c (lto_varpool_replace_node): Do not merge needed flags.
20686 * cgraphbuild.c (record_reference, record_type_list, mark_address,
20687 mark_load, mark_store): Do not mark varpool nodes as needed.
20688 * cgraph.c (cgraph_new_nodes): Remove.
20689 (cgraph_create_function_alias): Do not mark nodes as reachable.
20690 (cgraph_add_thunk): Likewise.
20691 (cgraph_mark_reachable_node): Do not manage the queue.
20692 * cgraph.h (cgraph_node): Remove next_needed.
20693 (varpool_nodes_queue): Remove next_needed and prev_needed.
20694 (x_cgraph_nodes_queue, x_cgraph_nodes_queue, cgraph_new_nodes): Remove.
20695 (cgraph_new_nodes): Declare.
20696 (x_varpool_nodes_queue, varpool_nodes_queue); Remove.
20697 (varpool_analyze_pending_decls): Remove.
20698 (varpool_analyze_node): New.
20699 (varpool_mark_needed_node): Remove.
20700 (varpool_first_variable, varpool_next_variable): New inlines.
20701 (varpool_first_static_initializer, varpool_next_static_initializer):
20703 (FOR_EACH_STATIC_VARIABLE): Remove unused walker.
20704 (varpool_first_defined_variable): New inline.
20705 (varpool_next_defined_variable): New inline
20706 (FOR_EACH_VARIABLE): Reimplement.
20707 (FOR_EACH_DEFINED_VARIABLE): Reimplement.
20708 * toplev.c (wrapup_global_declaration_2): Use analyzed instead of
20710 * cgraphunit.c (cgraph_new_nodes): Declare here.
20711 (enqueue_node): New function.
20712 (cgraph_process_new_functions): update for new
20713 node set; when constructing cgraph enqueue node for processing.
20714 (cgraph_add_new_function): Use new node set.
20715 (process_function_and_variable_attributes): Do not set varpool needed
20717 (referred_to_p): New function.
20718 (varpool_finalize_decl): Move here from varpool.c; enqueue needed node
20719 when varpool is in construction.
20720 (cgraph_analyze_functions): Rewrite.
20721 (cgraph_expand_all_functions): Update.
20722 (cgraph_output_in_order): Do not analyze pending decls; do not set
20724 (cgraph_optimize): Do not analyze pending decls.
20725 * lto-cgraph.c (input_varpool_node): Clear analyzed flag for objects
20726 in other partition; do not mark node as needed.
20727 * dwarf2out.c (reference_to_unused): Use analyzed flag.
20728 (premark_types_used_by_global_vars_helper): Likewise.
20729 * ipa.c (process_references): Do not call varpool_mark_needed_node.
20730 (cgraph_remove_unreachable_nodes): Do not rely on varpool and
20732 (function_and_variable_visibility): Do not mark node as needed.
20733 (whole_program_function_and_variable_visibility): Likewise.
20734 * Makefile.in (gt-varpool.h): No longer needed.
20735 * passes.c (execute_one_pass, execute_ipa_pass_list): Update.
20736 (ipa_write_summaries): Do not use needed flag.
20737 * varpool.c: Do not include gt-varpool.h
20738 (x_varpool_nodes_queue, x_varpool_last_needed_node,
20739 x_varpool_last_needed_node, x_varpool_first_unanalyzed_node,
20740 x_varpool_first_unanalyzed_node, varpool_assembled_nodes_queue):
20742 (varpool_remove_node): Do not update the lists.
20743 (dump_varpool_node): Do not dump needed flag.
20744 (varpool_enqueue_needed_node): Remove.
20745 (varpool_mark_needed_node): Remove.
20746 (varpool_reset_queue): Remove.
20747 (varpool_finalize_decl): Move to cgraphunit.c
20748 (varpool_analyze_node): New functions based on former
20749 varpool_analyze_pending_decls.
20750 (varpool_analyze_pending_decls): Remove.
20751 (varpool_assemble_decl): Do not update the lists.
20752 (enqueue_node): New function.
20753 (varpool_remove_unreferenced_decls): Rewrite.
20754 (varpool_empty_needed_queue): Remove.
20755 (add_new_static_var): Do not mark node as needed.
20756 (varpool_create_variable_alias): Handle expansion state
20758 * except.c (output_ttype): Do not mark node as needed.
20759 * varasm.c (mark_decl_referenced): Do not use mark_needed_node.
20760 * tree-profile.c (init_ic_make_global_vars, init_ic_make_global_vars):
20762 * tree-switch-conversion.c (build_one_array): Likewise.
20764 2012-04-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
20767 * doc/invoke.texi (pedantic): Rename to Wpedantic.
20768 * common.opt (Wpedantic): New.
20769 (pedantic): Alias Wpedantic.
20770 * diagnostic.c (warning_at): Likewise.
20771 * c-decl.c (diagnose_mismatched_decls): Likewise.
20772 (build_array_declarator): Likewise.
20773 (mark_forward_parm_decls):
20774 (check_bitfield_type_and_width): Likewise.
20775 (grokdeclarator): Likewise.
20776 (grokfield): Likewise.
20777 (finish_struct): Likewise.
20778 (build_enumerator): Likewise.
20779 (store_parm_decls_oldstyle): Likewise.
20780 (declspecs_add_qual): Likewise.
20781 (declspecs_add_type): Likewise.
20782 (finish_declspecs): Likewise.
20783 * c-typeck.c (composite_type): Likewise.
20784 (comp_target_types): Likewise.
20785 (build_array_ref): Likewise.
20786 (pointer_diff): Likewise.
20787 (build_unary_op): Likewise.
20788 (build_conditional_expr): Likewise.
20789 (build_c_cast): Likewise.
20790 (convert_for_assignment): Likewise.
20791 (maybe_warn_string_init): Likewise.
20792 (digest_init): Likewise.
20793 (pop_init_level): Likewise.
20794 (set_init_index): Likewise.
20795 (c_finish_goto_label): Likewise.
20796 (c_finish_return): Likewise.
20797 (do_case): Likewise.
20798 (build_binary_op): Likewise.
20799 * c-parser.c (static): Likewise.
20800 (c_parser_external_declaration): Likewise.
20801 (c_parser_declaration_or_fndef): Likewise.
20802 (c_parser_static_assert_declaration_no_se): Likewise.
20803 (c_parser_enum_specifier): Likewise.
20804 (c_parser_struct_or_union_specifier): Likewise.
20805 (c_parser_struct_declaration): Likewise.
20806 (c_parser_alignas_specifier): Likewise.
20807 (c_parser_braced_init): Likewise.
20808 (c_parser_initelt): Likewise.
20809 (c_parser_compound_statement_nostart): Likewise.
20810 (c_parser_conditional_expression): Likewise.
20811 (c_parser_alignof_expression): Likewise.
20812 (c_parser_postfix_expression): Likewise.
20813 (c_parser_postfix_expression_after_paren_): Likewise.
20814 (c_parser_objc_class_instance_variables): Likewise.
20815 (c_parser_objc_method_definition): Likewise.
20816 (c_parser_objc_methodprotolist): Likewise.
20818 2012-04-22 Ian Lance Taylor <iant@google.com>
20820 * godump.c (go_output_typedef): Dump size of structs.
20822 2012-04-22 Razya Ladelsky <razya@il.ibm.com>
20824 Correcting transform_to_exit_first_loop + fix to PR46886
20825 * tree-parloops.c (transform_to_exit_first_loop): Remove
20826 setting of number of iterations according to the loop pattern.
20827 Duplicate from entry to exit->src instead of loop->latch.
20828 (pallelize_loops): Remove the condition preventing do-while loops.
20829 * tree-cfg.c (bool bb_in_region_p): New.
20830 (gimple_duplicate_sese_tail): Adjust duplication of the the subloops.
20831 Adjust redirection of the duplicated iteration.
20833 2012-04-21 Richard Sandiford <rdsandiford@googlemail.com>
20836 * rtl.def (ADDRESS): Use "i" rather than "w".
20837 * rtl.h (find_base_term): Delete.
20838 (may_be_sp_based_p): Declare.
20839 * rtl.c (rtx_code_size): Remove ADDRESS special case.
20840 * alias.h (UNIQUE_BASE_VALUE_SP, UNIQUE_BASE_VALUE_ARGP)
20841 (UNIQUE_BASE_VALUE_FP, UNIQUE_BASE_VALUE_HFP): Move to...
20842 * alias.c: ...here.
20843 (find_base_term): Make static.
20844 (may_be_sp_based_p): New function.
20845 * dse.c (record_store): Use it.
20846 * store-motion.c (store_killed_in_insn): Likewise.
20848 2012-04-21 Richard Sandiford <rdsandiford@googlemail.com>
20850 * fold-const.c (fold_checksum_tree): Fix VECTOR_CST case.
20852 2012-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
20855 * c-typeck.c (inform_declaration): New.
20856 (build_function_call_vec): Do not pretty-print
20857 expressions when caret is enabled.
20858 (convert_arguments): Use inform_declaration.
20860 2012-04-20 Jim Meyering <meyering@redhat.com>
20862 * genmodes.c (make_complex_modes): Don't truncate a mode name of
20863 length 7 or more when prepending a "C". Suggested by Richard Guenther.
20865 2012-04-20 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
20867 PR rtl-optimization/44214
20868 * fold-const.c (exact_inverse): New function.
20869 (fold_binary_loc): Fold vector and complex division by constant into
20870 multiply by recripocal with flag_reciprocal_math; fold vector division
20871 by constant into multiply by reciprocal with exact inverse.
20873 2012-04-20 Jan Hubicka <jh@suse.cz>
20875 * lto-symtab.c (lto_cgraph_replace_node): Merge needed instead of
20877 * cgraph.c (cgraph_add_thunk): Use mark_reachable_node.
20878 (cgraph_remove_node): Update.
20879 (cgraph_mark_needed_node): Remove.
20880 (cgraph_mark_force_output_node): New.
20881 (dump_cgraph_node): Do not dump needed flag.
20882 (cgraph_node_cannot_be_local_p_1): Update.
20883 (cgraph_can_remove_if_no_direct_calls_and_refs): Update.
20884 * cgraph.h (symtab_node_base): Add force_output flag.
20885 (cgraph_node): Remove needed flag.
20886 (varpool_node): Remove force_output flag.
20887 (cgraph_mark_needed_node): Remove.
20888 (cgraph_mark_force_output_node): New.
20889 (cgraph_only_called_directly_or_aliased_p,
20890 varpool_can_remove_if_no_refs, varpool_all_refs_explicit_p): Update.
20891 * ipa-cp.c (ipcp_generate_summary): Remove out of date assert.
20892 * cgraphunit.c (cgraph_decide_is_function_needed): rewrite.
20893 (cgraph_add_new_function): Update.
20894 (cgraph_mark_if_needed): Update.
20895 (verify_cgraph_node): Update.
20896 (cgraph_analyze_function): Alias target is reachable.
20897 (process_function_and_variable_attributes): Update: externally_visible
20898 flag makes function reachable.
20899 (cgraph_analyze_functions): Update dumping.
20900 * lto-cgraph.c (lto_output_node, lto_output_varpool_node,
20901 input_overwrite_node, input_varpool_node): Update streaming.
20902 * lto-streamer-out.c (produce_symtab): Use force_output.
20903 * ipa.c (process_references): Weakrefs must be processed.
20904 (cgraph_remove_unreachable_nodes): Likewise; update for new
20906 (varpool_externally_visible_p): Weakrefs are externally visible
20907 even if they are not.
20908 (function_and_variable_visibility): Update; when processing alias
20909 pair force the targets to be output.
20910 (whole_program_function_and_variable_visility): Use
20911 mark_reachable_node.
20912 * trans-mem.c (ipa_tm_mark_needed_node): Remove
20913 (ipa_tm_mark_force_output_node): New function.
20914 (ipa_tm_create_version_alias, ipa_tm_create_version): Update.
20915 * gimple-fold.c (can_refer_decl_in_current_unit_p): Be lax about
20917 * varasm.c (mark_decl_referenced): Update.
20918 (find_decl_and_mark_needed): Remove.
20919 (find_decl): New function.
20920 (weak_finish, finish_aliases_1, assemble_alias): Update; do not mark
20921 alias targets as needed.
20922 (dump_tm_clone_pairs): Update.
20923 * tree-inline.c (copy_bb): Update check.
20924 * symtab.c (dump_symtab_base): Dump force_output.
20925 * tree-ssa-structalias.c (ipa_pta_execute): Use force_output.
20926 * passes.c (execute_todo): Fix dumping.
20927 * varpool.c (decide_is_variable_needed, varpool_finalize_decl): Update.
20928 (varpool_analyze_pending_decls): Alias target is reachable.
20929 (varpool_create_variable_alias): Finalize weakrefs.
20931 2012-04-20 Jakub Jelinek <jakub@redhat.com>
20934 * alias.h (UNIQUE_BASE_VALUE_SP, UNIQUE_BASE_VALUE_ARGP,
20935 UNIQUE_BASE_VALUE_FP, UNIQUE_BASE_VALUE_HFP): Define.
20936 * alias.c (init_alias_targets): Use UNIQUE_BASE_VALUE_*
20937 macros instead of constants.
20938 * dse.c (record_store): Check for SP ADDRESS by comparing
20939 XWINT to UNIQUE_BASE_VALUE_SP instead of expecting
20940 XEXP to be stack_pointer_rtx.
20942 2012-04-20 Richard Guenther <rguenther@suse.de>
20944 * tree-ssa-copy.c (propagate_tree_value_into_stmt): Use
20945 update_call_from_tree when propagating into a call.
20947 2012-04-20 Alan Modra <amodra@gmail.com>
20949 * config/rs6000/rs6000.c (rs6000_emit_savres_rtx): Formatting.
20950 (rs6000_emit_prologue, rs6000_emit_epilogue): Likewise. Rename
20951 sp_offset to frame_off. Move world save code earlier.
20953 2012-04-20 Richard Guenther <rguenther@suse.de>
20955 PR tree-optimization/53050
20956 * tree-ssa-forwprop.c (ssa_forward_propagate_and_combine):
20957 Do only one transform on COND_EXPRs at the same time.
20959 2012-04-19 Jan Hubicka <jh@suse.cz>
20961 * symtab.c (dump_symtab_base): Revert accidental checkin.
20963 2012-04-20 Alan Modra <amodra@gmail.com>
20966 * config/rs6000/rs6000.c (rs6000_savres_strategy): When using
20967 static chain, set REST_INLINE_FPRS too.
20969 2012-04-20 Thomas Schwinge <thomas@codesourcery.com>
20971 * tree-dump.c (dequeue_and_dump) <BIT_FIELD_REF>: Dump the three child
20974 2012-04-20 Richard Guenther <rguenther@suse.de>
20976 * tree-vect-loop.c (vect_analyze_loop_operations): Do not vectorize
20977 loops that can never run more often than the vectorization factor.
20979 2012-04-19 Jan Hubicka <jh@suse.cz>
20981 * symtab.c (dump_symtab_base): Fix dumping of asm lists.
20983 2012-04-19 David Edelsohn <dje.gcc@gmail.com>
20985 * config/rs6000/sync.md (fetchop_name): Change ior attribute to "or".
20987 2012-04-19 Jim Meyering <meyering@redhat.com>
20989 * genmodes.c (make_complex_modes): Avoid unnecessary use of strncpy.
20990 We verified above that the string(including trailing NUL) fits in buf,
20991 so just use memcpy.
20993 2012-04-19 Richard Guenther <rguenther@suse.de>
20995 * symtab.c (dump_symtab_base): Use TREE_STRING_POINTER
20996 for dumping DECL_SECTION_NAME.
20998 2012-04-19 Michael Matz <matz@suse.de>
21000 PR middle-end/52977
21001 * tree.h (VECTOR_CST_NELTS): Use part number of types again.
21002 (struct tree_vector): Adjust GTY length.
21003 * tree.c (make_vector_stat): Don't set VECTOR_CST_NELTS.
21005 * gengtype.c (struct walk_type_data): Add in_record_p and loopcounter
21007 (walk_type, <TYPE_POINTER, TYPE_ARRAY>): Handle case where our
21008 caller emitted the length calulation already.
21009 (walk_type, <TYPE_UNION, TYPE_STRUCT>): Emit length calculations
21010 before handling any of the fields for structs.
21012 2012-04-19 Richard Guenther <rguenther@suse.de>
21014 PR tree-optimization/53031
21015 * tree-vrp.c (adjust_range_with_scev): Revert back to
21016 using max_loop_iterations.
21018 2012-04-19 Michael Matz <matz@suse.de>
21020 * diagnostic.c (emit_diagnostic): Move va_end call after user
21022 (warning, warning_at, pedwarn, permerror): Ditto.
21024 2012-04-19 Richard Guenther <rguenther@suse.de>
21026 * ira-int.h (ira_allocno_object_iter_cond): Avoid out-of-bound
21029 2012-04-19 Georg-Johann Lay <avr@gjlay.de>
21032 * config/avr/avr.c (avr_out_load_psi): Fix assembler template for
21033 the case *(X+const).
21035 2012-04-19 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
21037 * config/arm/sync.md (sync_optab): Change ior attribute to "or".
21039 2012-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
21042 * stmt.c (warn_if_unused_value): Skip NOP_EXPR.
21043 * convert.c (convert_to_integer): Don't set TREE_NO_WARNING.
21045 2012-04-19 Richard Guenther <rguenther@suse.de>
21047 PR rtl-optimization/44688
21048 * loop-iv.c (determine_max_iter): Only return max_iter.
21049 (iv_number_of_iterations): Also use the recorded loop bound
21050 on the maximum number of iterations.
21051 * loop-unroll.c (decide_unroll_runtime_iterations): Use
21052 max_iter to avoid unrolling loops that do not roll.
21053 (decide_unroll_stupid): Likewise.
21055 2012-04-18 Steven Bosscher <steven@gcc.gnu.org>
21057 * targhooks.c (default_case_values_threshold): Fix code style nit.
21059 * stmt.c (add_case_node, expand_case): Move logic to remove/reduce
21060 case range and type folding from here...
21061 * gimplify.c (gimplify_switch_expr): ... to here. Expect NULL_TREE
21062 type, as documented in tree.def.
21064 2012-04-18 Jan Hubicka <jh@suse.cz>
21066 * cgraph.h (verify_symtab, verify_symtab_node, verify_symtab_base):
21068 * cgraphunit.c (verify_cgraph_node): Verify symtab base; do not verify
21069 cgraph hash and same comdat groups.
21070 (cgraph_optimize): Verify symbol table.
21071 * ipa.c (cgraph_remove_unreachable_nodes): Verify symbol table.
21072 (dissolve_same_comdat_group_list): Work on symtab nodes.
21073 (function_and_variable_visibility): Dissolve variable same comdat group
21075 * symtab.c: Include timevar.h
21076 (verify_symtab_base, verify_symtab_node, verify_symtab): New functions.
21078 2012-04-18 Steven Bosscher <steven@gcc.gnu.org>
21080 * tree-switch-conversion.c (info): Remove global pass info.
21081 (check_range, check_process_case, check_final_bb, create_temp_arrays,
21082 free_temp_arrays, gather_default_values, build_constructors,
21083 array_value_type, build_one_array, build_arrays, gen_def_assigns,
21084 fix_phi_nodes, gen_inbound_check): Pass info around from ...
21085 (process_switch): ... here. Unify message format. Return a const
21086 char pointer to the failure reason message.
21087 (do_switchconv): Unify message format. Update process_switch usage.
21089 * tree.def (CASE_LABEL_EXPR): Fix documentation, mention all operands.
21090 * tree-cfg.c (edge_to_cases): Fix documentation.
21092 2012-04-18 Uros Bizjak <ubizjak@gmail.com>
21094 * config/alpha/sync.md (fetchop_name): Change ior attribute to "or".
21096 2012-04-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
21098 PR tree-optimization/52976
21099 * tree-ssa-reassoc.c (add_to_ops_vec_max_rank): Delete.
21100 (possibly_move_powi): New function.
21101 (rewrite_expr_tree): Call possibly_move_powi.
21102 (rewrite_expr_tree_parallel): Likewise.
21103 (attempt_builtin_powi): Change call of add_to_ops_vec_max_rank to
21104 call add_to_ops_vec instead.
21106 2012-04-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
21108 PR tree-optimization/52976
21109 * tree-ssa-reassoc.c (stmt_is_power_of_op): New function.
21110 (decrement_power): Likewise.
21111 (propagate_op_to_single_use): Likewise.
21112 (zero_one_operation): Handle __builtin_pow* calls in linearized
21113 expression trees; factor logic into propagate_op_to_single_use.
21114 (undistribute_ops_list): Allow operands with repeat counts > 1.
21116 2012-04-18 Richard Guenther <rguenther@suse.de>
21118 PR tree-optimization/44688
21119 * cfgloop.h (record_niter_bound): Declare.
21120 * tree-ssa-loop-niter.c (record_niter_bound): Export.
21121 Update the estimation with the upper bound here...
21122 (estimate_numbers_of_iterations_loop): ... instead of here.
21123 Do not forcefully reset a recorded upper bound.
21124 * tree-vect-loop-manip.c (vect_do_peeling_for_alignment):
21125 Record the maximum number of loop iterations of the prologue loop.
21127 2012-04-18 Jan Hubicka <jh@suse.cz>
21129 * lto-symtab.c (lto_cgraph_replace_node): Update.
21130 * cgraphbuild.c (record_reference, record_type_list,
21131 record_eh_tables, mark_address, mark_load, mark_store): Update.
21132 * cgraph.c (cgraph_same_body_alias, dump_cgraph_node,
21133 cgraph_create_virtual_clone, cgraph_for_node_thunks_and_aliases):
21135 * cgraph.h (symtab_node_def, symtab_node, const_symtab_node): Remove.
21136 (cgraph_alias_aliased_node, varpool_alias_aliased_node): Update.
21137 * reload.c: Fix typo in comment.
21138 * rtlanal.c: Likewise.
21139 * tree-emultls.c (gen_emutls_addr): Update.
21140 * ipa-reference.c (analyze_function): Update.
21141 * cgraphunit.c (cgraph_analyze_function,
21142 cgraph_process_same_body_aliases, assemble_thunks_and_aliases):
21144 * ipa-ref.c (ipa_record_reference): Reorg to avoid reference types.
21145 (ipa_remove_reference): Likewise.
21146 (ipa_remove_all_refering): Rename to ...
21147 (ipa_remove_all_referring): ... this one; update.
21148 (ipa_dump_references): Update.
21149 (ipa_dump_referring): Update.
21150 (ipa_clone_references): Update.
21151 (ipa_clone_refering): Rename to ...
21152 (ipa_clone_referring): ... this one; update.
21153 (ipa_ref_cannot_lead_to_return): Update.
21154 (ipa_ref_has_aliases_p): Update.
21155 * ipa-ref.h (symtab_node_def, symtab_node, const_symtab_node): New
21157 (ipa_ref_type): Remove.
21158 (ipa_ref_ptr_u): Remove.
21159 (ipa_ref): Remove referencing, refered, refered_index, refering_type
21160 and refered_type; add referring, referred and referred_index.
21161 (ipa_ref_list): Rename refering to referring.
21162 (ipa_record_reference, ipa_remove_all_referring, ipa_dump_referring,
21163 ipa_clone_references, ipa_clone_referring): Update prototypes.
21164 * lto-cgraph.c (referenced_from_other_partition_p): Update.
21165 (lto_output_ref): Update.
21166 (add_references): Update.
21167 (input_varpool_node): Update.
21168 (input_refs): Update.
21169 * ipa-ref-inline.h (ipa_ref_node): Update.
21170 (ipa_ref_varpool_node): Update.
21171 (ipa_ref_referring_node): Update.
21172 (ipa_ref_referring_varpool_node): Update.
21173 (ipa_ref_referring_ref_list): Update.
21174 (ipa_ref_referred_ref_list): Update.
21175 (ipa_ref_list_first_referring): Update.
21176 (ipa_empty_ref_list): Update.
21177 (ipa_ref_list_refering_iterate): Rename to ...
21178 (ipa_ref_list_referring_iterate): ... this one.
21179 * cse.c: Update comment.
21180 * ipa-utils.c (ipa_reverse_postorder): Update.
21181 * tree-ssa-alias.c: Update.
21182 * ipa-inline.c (reset_edge_caches): Update.
21183 (update_caller_keys): Update.
21184 * ipa-inline.h: Update comments.
21185 * jump.c: Update comment.
21186 * alias.c: Likewise.
21187 * ipa.c (process_references): Update.
21188 (cgraph_remove_unreachable_nodes): Likewise.
21189 (ipa_discover_readonly_nonaddressable_var): Likewise.
21190 (cgraph_address_taken_from_non_vtable_p): Likewise.
21191 * trans-mem.c (ipa_tm_execute): Update.
21192 * simplify-rtx.c: Fix comment.
21193 * rtl.c: Fix comment.
21194 * symtab.c (symtab_unregister_node): Update.
21195 * varpool.c (dump_varpool_node): Update.
21196 (varpool_analyze_pending_decls): Update.
21197 (assemble_aliases): Update.
21198 (varpool_for_node_and_aliases): Update.
21200 2012-04-18 Richard Guenther <rguenther@suse.de>
21202 * cfgloop.h (estimate_numbers_of_iterations_loop): Remove
21203 use_undefined_p parameter.
21204 * tree-flow.h (estimate_numbers_of_iterations): Likewise.
21205 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop):
21207 (estimate_numbers_of_iterations): Likewise.
21208 (estimated_loop_iterations): Adjust.
21209 (max_loop_iterations): Likewise.
21210 (scev_probably_wraps_p): Likewise.
21211 * tree-ssa-loop.c (tree_ssa_loop_bounds): Likewise.
21212 * tree-vrp.c (adjust_range_with_scev): Use max_stmt_executions,
21213 not max_loop_iterations.
21214 (execute_vrp): Remove explicit number of iterations estimation.
21216 2012-04-18 Enkovich Ilya <ilya.enkovich@intel.com>
21218 * config/i386/linux-common.h: New.
21220 * config.gcc: Add i386/linux-common.h before
21221 all i386/linux.h and i386/linux64.h usages.
21223 * config/i386/gnu-user.h (GNU_USER_TARGET_LINK_SPEC): New.
21224 (LINK_SPEC): Use GNU_USER_TARGET_LINK_SPEC.
21225 * config/i386/gnu-user64.h: Likewise.
21227 * config/i386/gnu-user.common.h (GNU_USER_TARGET_CC1_SPEC): New.
21228 (CC1_SPEC): Use GNU_USER_TARGET_CC1_SPEC.
21229 (GNU_USER_TARGET_MATHFILE_SPEC): New.
21230 (ENDFILE_SPEC): Use GNU_USER_TARGET_MATHFILE_SPEC.
21232 2012-04-18 Jan Hubicka <jh@suse.cz>
21234 * cgraph.c (cgraph_node_name): Remove.
21235 (dump_cgraph_node): Use dump_symtab_base; reformat.
21236 * cgraph.h (symtab_node_asm_name, symtab_node_name, dump_symtab,
21237 debug_symtab, dump_symtab_node, debug_symtab_node, dump_symtab_base):
21239 (cgraph_node_name, varpool_node_name): Remove.
21240 (cgraph_node_asm_name, varpool_node_asm_name,
21241 cgraph_node_name, varpool_node_name): New.
21242 * tree-pass.h (TODO_dump_cgraph): Rename to ...
21243 (TODO_dump_symtab): ... this one.
21244 * ipa-cp (pass_ipa_cp): Update.
21245 * ia-reference.c (generate_summary, read_write_all_from_decl,
21246 propagate, ipa_reference_read_optimization_summary): Update.
21247 * cgraphunit.c (cgraph_analyze_functions): Update.
21248 (cgraph_optimize): Update.
21249 * ipa-ref.c (ipa_dump_references): Update.
21250 (ipa_dump_refering): Update.
21251 * ipa-inline.c (pass_ipa_inline): Update.
21252 * matrix-reorg.c (pass_ipa_matrix_reorg): Update.
21253 * ipa.c (pass_ipa_function_visibility,
21254 pass_ipa_whole_program_visibility): Update.
21255 * tree-sra.c (pass_early_ipa_sra): Update.
21256 * symtab.c: Include langhooks.h
21257 (symtab_node_asm_name): New.
21258 (symtab_node_name): New.
21259 (symtab_type_names): New static var.
21260 (dump_symtab_base): New.
21261 (dump_symtab_node, dump_symtab): New.
21262 (debug_symtab_node, debug_symtab): New.
21263 * tree-ssa-structalias.c: Dump symbol table.
21264 * pases.c (execute_todo): Handle TODO_dump_symtab instead
21265 of TODO_dump_cgraph.
21266 * varpoo.c (varpool_node_name): Remove.
21267 (dump_varpool_node): Use dump_symtab_base; reformat.
21269 2012-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
21271 * doc/invoke.texi (Language Independent Options): @item should be
21274 2012-04-17 Richard Sandiford <rdsandiford@googlemail.com>
21277 * rtl.c (rtx_code_size): Handle ADDRESS.
21279 2012-04-17 Tom de Vries <tom@codesourcery.com>
21281 * tree-iterator.c (append_to_statement_list_1): Handle case that *list_p
21282 is not a STMT_LIST.
21284 2012-04-17 Uros Bizjak <ubizjak@gmail.com>
21287 * config/i386/sync.md (atomic_<code><mode>): Rename to
21288 atomic_<logic><mode>.
21290 2012-04-17 Richard Sandiford <rdsandiford@googlemail.com>
21292 * rtl.def (ADDRESS): Turn operand into a HOST_WIDE_INT.
21293 * alias.c (reg_base_value): Expand and update comment.
21294 (arg_base_value): New variable.
21295 (unique_id): Move up file.
21296 (unique_base_value, unique_base_value_p, known_base_value_p): New.
21297 (find_base_value): Use arg_base_value and known_base_value_p.
21298 (record_set): Document REG_NOALIAS handling. Use unique_base_value.
21299 (find_base_term): Use known_base_value_p.
21300 (base_alias_check): Use unique_base_value_p.
21301 (init_alias_target): Initialize arg_base_value. Use unique_base_value.
21302 (init_alias_analysis): Use 1 as the first id for REG_NOALIAS bases.
21304 2012-04-17 Pat Haugen <pthaugen@us.ibm.com>
21306 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Remove DImode.
21308 2012-04-17 Michael Matz <matz@suse.de>
21310 PR tree-optimization/18437
21311 * tree-vectorizer.h (_stmt_vec_info.stride_load_p): New member.
21312 (STMT_VINFO_STRIDE_LOAD_P): New accessor.
21313 (vect_check_strided_load): Declare.
21314 * tree-vect-data-refs.c (vect_check_strided_load): New function.
21315 (vect_analyze_data_refs): Use it to accept strided loads.
21316 * tree-vect-stmts.c (vectorizable_load): Ditto and handle them.
21318 2012-04-17 Richard Guenther <rguenther@suse.de>
21320 PR middle-end/53011
21321 * tree-eh.c (cleanup_empty_eh_merge_phis): Properly discard
21322 loops when redirecting an entry or latch edge.
21324 2012-04-17 Bernd Schmidt <bernds@codesourcery.com>
21326 * sel-sched.c (sel_global_init): Revert previous change.
21328 2012-04-17 Richard Guenther <rguenther@suse.de>
21330 * tree-flow.h (array_at_struct_end_p): Move declaration ...
21331 * tree.h (array_at_struct_end_p): ... here.
21332 * tree-ssa-loop-niter.c (array_at_struct_end_p): Move ...
21333 * expr.c (array_at_struct_end_p): ... here. Rewrite.
21335 2012-04-17 Steven Bosscher <steven@gcc.gnu.org>
21337 * stmt.c (cost_table_, use_cost_table, cost_table_initialize,
21338 COST_TABLE): Remove.
21339 (estimate_case_costs): Remove.
21340 (expand_case): Do not call estimate_case_costs
21341 to set use_cost_table.
21342 (balance_case_nodes): Do not use use_cost_table.
21344 2012-04-16 Jan Hubicka <jh@suse.cz>
21346 * cgraph.c (cgraph_hash, assembler_name_hash): Remove.
21347 (hash_node, eq_node): Remove.
21348 (cgraph_create_node): Do not handle hashtable.
21349 (cgraph_get_node): Remove.
21350 (cgraph_insert_node_to_hashtable): Remove.
21351 (hash_node_by_assembler_name): Remove.
21352 (eq_assembler_name): Remove.
21353 (cgraph_node_for_asm): Rewrite.
21354 (cgraph_find_replacement_node): Break out from ...
21355 (cgraph_remove_node): ... here; do not maintain hashtables.
21356 (change_decl_assembler_name): Remove.
21357 (cgraph_clone_node): Do not maintain hashtables.
21358 * cgraph.h (const_symtab_node): New typedef.
21359 (cgraph_insert_node_to_hashtable): Remove.
21360 (symtab_get_node, symtab_node_for_asm,
21361 symtab_insert_node_to_hashtable): Declare.
21362 (cgraph_find_replacement_node): Declare.
21363 (cgraph_get_node, varpool_get_node): Turn into inlines.
21364 (cgraph, varpool): Work sanely on NULL pointers.
21365 (FOR_EACH_SYMBOL): New walker.
21366 * ipa-inline-transform.c (save_inline_function_body): Use
21367 symtab_insert_node_to_hashtable.
21368 * symtab.c: Include ggc.h and diagnostics.h
21369 (symtab_hash, assembler_name_hash): New static vars;
21370 (hash_node, eq_node, hash_node_by_assembler_name,
21371 eq_assembler_name, insert_to_assembler_name_hash,
21372 unlink_from_assembler_name_hash): New.
21373 (symtab_register_node): Update hashtables.
21374 (symtab_insert_node_to_hashtable): New.
21375 (symtab_unregister_node): Update hashtables.
21376 (symtab_get_node): New.
21377 (symtab_node_for_asm): New.
21378 (change_decl_assembler_name): New.
21379 * Makefile.in (symtab.o): Needs GTY.
21380 * varpool.c (varpool_hash): Remove.
21381 (hash_varpool_node, eq_varpool_node, varpool_get_node): Remove.
21382 (varpool_node): Rewrite using varpool_get_node.
21383 (varpool_remove_node): DO not maintain hashtables.
21384 (varpool_node_for_asm): Rewrite.
21386 2012-04-16 Sandra Loosemore <sandra@codesourcery.com>
21388 * doc/invoke.texi: Copy-edit to put verbs in the present tense
21389 when describing the current behavior of GCC.
21391 2012-04-16 Richard Sandiford <rdsandiford@googlemail.com>
21393 * genemit.c (gen_exp): Remove ADDRESS handling.
21394 * genoutput.c (scan_operands): Likewise.
21395 * genpeep.c (match_rtx): Likewise.
21396 * genrecog.c (add_to_sequence): Likewise.
21398 2012-04-16 David Edelsohn <dje.gcc@gmail.com>
21400 * doc/install.texi (Specific, *-ibm-aix*): Update assembler bug status.
21402 2012-04-16 Martin Jambor <mjambor@suse.cz>
21404 * tree-sra.c (build_ref_for_model): Create COMPONENT_REFs only for
21407 2012-04-16 Ulrich Weigand <ulrich.weigand@linaro.org>
21410 * config/arm/arm.c (arm_print_operand): Fix invalid alignment
21411 hints for 'A' operand types.
21413 2012-04-16 Jan Hubicka <jh@suse.cz>
21415 * cgraph.h (symtab_node_base): Add next and previous pointers.
21416 (cgraph_node): Remove next and preivous pointers.
21417 (varpool_node): Likewise; remove next/previous GTY marker;
21418 it is not type safe.
21419 (symtab_node_def): Update GTY marker
21420 (x_cgraph_nodes, cgraph_nodes): Remove.
21421 (symtab_nodes): New function.
21422 (cgraph_order): Rename to ...
21423 (symtab_order): ... this one.
21424 (symtab_register_node, symtab_unregister_node, symtab_remove_node):
21426 (x_varpool_nodes, varpool_nodes): Remove.
21427 (FOR_EACH_STATIC_VARIABLE): Update.
21428 (symtab_function_p, symtab_variable_p): New function.
21429 (FOR_EACH_VARIABLE): Update.
21430 (varpool_first_variable, varpool_next_variable): New functions.
21431 (FOR_EACH_VARIABLE): Update.
21432 (cgraph_first_defined_function): Update.
21433 (cgraph_next_defined_function, cgraph_next_defined_function): Update.
21434 (FOR_EACH_DEFINED_FUNCTION, FOR_EACH_FUNCTION): Update.
21435 (cgraph_first_function, cgraph_next_function): New.
21436 (FOR_EACH_FUNCTION): Update.
21437 (cgraph_first_function_with_gimple_body,
21438 cgraph_next_function_with_gimple_body): Update.
21439 * symtab.c: New file.
21440 * cgraph.c: Update copyright dates.
21441 (x_cgraph_nodes, cgraph_order): Remove.
21442 (NEXT_FREE_NODE): Update.
21443 (SET_NEXT_FREE_NODE): New.
21444 (cgraph_create_node_1): Remove common code.
21445 (cgraph_create_node): Remove common code; call symtab_register_node.
21446 (cgraph_remove_node): Remove common code; call symtab_unregister-node.
21447 (cgraph_add_asm_node): Update.
21448 (cgraph_clone_node): Register new node.
21449 * cgraphunit.c (process_function_and_variable_attributes): Update.
21450 (cgraph_analyze_functions): Update.
21451 (cgraph_analyze_functions): Update.
21452 (cgraph_output_in_order): Update.
21453 * lto-cgraph.c (input_node, input_varpool_node, input_cgraph_1):
21455 * ipa-inline.c (recursive_inlining): Update.
21456 * lto-streamer-in.c (lto_input_toplevel_asms): Update.
21457 * ipa.c (cgraph_remove_unreachable_nodes): Update.
21458 * Makefile.in: Add symtab.o
21459 * varpool.c (x_varpool_nodes): Remove
21460 (varpool_node): Remove common code; call symtab_register_node.
21461 (varpool_remove_node): Remove common code; call symtab_unregister_node.
21463 2012-04-16 Richard Guenther <rguenther@suse.de>
21465 PR middle-end/52977
21466 * tree.h (VECTOR_CST_NELTS): Adjust.
21467 (struct tree_vector): Add explicit length field.
21468 (make_vector_stat): Declare.
21469 (make_vector): Define.
21470 * tree.c (make_vector_stat): New function.
21471 (build_vector_stat): Use it.
21472 * tree-streamer-in.c (streamer_alloc_tree): Likewise.
21474 2012-04-16 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
21476 PR tree-optimization/52976
21477 * tree-ssa-reassoc.c (add_to_ops_vec_max_rank): New function.
21478 (undistribute_ops_list): Ops with repeat counts aren't eligible for
21480 (attempt_builtin_powi): Call add_to_ops_vec_max_rank.
21482 2012-04-16 Jan Hubicka <jh@suse.cz>
21484 * cgraph.h (FOR_EACH_VARIABLE, FOR_EACH_VARIABLE, FOR_EACH_FUNCTION):
21486 * lto-symtab.c (lto_symtab_merge_cgraph_nodes): Use FOR_EACH
21487 walkers to walk cgraph and varpool.
21488 * cgraph.c (cgraph_node_for_asm): Likewise.
21489 (dump_cgraph): Likewise.
21490 * value-prof.c (init_node_map): Likewise.
21491 * tree.c (free_lang_data_in_cgraph): Likewise.
21492 * tree-emutls.c: (ipa_lower_emutls): Likewise.
21493 * ipa-reference.c (generate_summary, propagate): Likewise.
21494 * cgraphunit.c (verify_cgraph, cgraph_process_same_body_aliases,
21495 cgraph_mark_functions_to_output, cgraph_output_in_order,
21496 output_weakrefs, cgraph_materialize_all_clones,
21497 cgraph_optimize): Likewise.
21498 * lto-cgraph.c (merge_profile_summaries): Likewise.
21499 (input_cgraph): Likewise.
21500 * ipa-pure-const.c (generate_summary): Likewise.
21501 (propagate): Likwise.
21502 * ipa-utils.c (ipa_reduced_postorder): Likewise.
21503 (ipa_free_postorder_info): Likewise.
21504 (ipa_reverse_postorder): Likewise.
21505 * ipa-inline.c (ipa_inline): Likewise.
21506 * matrix-reorg.c (find_matrices_decl): Likewise.
21507 (matrix_reorg): Likewise.
21508 * tree-vectorizer.c (increase_alignment): Likewise.
21509 * ipa.c (cgraph_remove_unreachable_nodes): Likewise.
21510 (function_and_variable_visibility): Likewise.
21511 (whole_program_function_and_variable_visibility): Likewise.
21512 (ipa_cdtor_merge): Likewise.
21513 * trans-mem.c (ipa_tm_execute): Likewise.
21514 * ipa-inline-analysis.c (dump_inline_summaries): Likewise.
21515 * ipa-prop.c (ipa_print_all_jump_functions): Likewise.
21516 (ipa_print_all_params): Likewise.
21517 (ipa_update_after_lto_read): Likewise.
21518 * tree-profie.c (tree_profiling): Likewise.
21519 * tree-ssa-structalias.c (ipa_pta_execute): Likewise.
21520 * passes.c (dump_passes): Likewise.
21521 (do_per_function): Likewise.
21522 (ipa_write_summaries): Likewise.
21523 * varpool.c (dump_varpool): Likewise.
21524 (varpool_node_for_asm): Likewise.
21525 (varpool_assemble_pending_decls): Likewise.
21527 2012-04-16 Richard Guenther <rguenther@suse.de>
21529 PR tree-optimization/52975
21530 * tree-if-conv.c (predicate_bbs): Do not simplify inverted
21531 condition but always mark it with TRUTH_NOT_EXPR.
21533 2012-04-16 Richard Guenther <rguenther@suse.de>
21535 PR tree-optimization/52975
21536 * tree-ssa-forwprop.c (combine_cond_exprs): New function.
21537 (ssa_forward_propagate_and_combine): Call it for COND_EXPRs
21538 and VEC_COND_EXPRs. Also combine into VEC_COND_EXPRs condition.
21539 * fold-const.c (operand_equal_p): Handle TARGET_MEM_REF.
21541 2012-04-14 Uros Bizjak <ubizjak@gmail.com>
21543 * config/i386/sse.md (ssse3_plusminus): New code iterator.
21544 (avx2_ph<plusminus_mnemonic>wv16hi3): Macroize insn from
21545 avx2_ph{add,adds,sub,subs}wv16hi3 using ssse3_plusminus code iterator.
21546 (ssse3_ph<plusminus_mnemonic>wv8hi3): Macroize insn from
21547 ssse3_ph{add,adds,sub,subs}wv8hi3 using ssse3_plusminus code iterator.
21548 (ssse3_ph<plusminus_mnemonic>wv4hi3): Macroize insn from
21549 ssse3_ph{add,adds,sub,subs}wv4hi3 using ssse3_plusminus code iterator.
21551 (avx2_ph<plusminus_mnemonic>dv8si3): Macroize insn from
21552 avx2_ph{add,adds,sub,subs}dv8si3 using plusminus code iterator.
21553 (ssse3_ph<plusminus_mnemonic>dv4si3): Macroize insn from
21554 ssse3_ph{add,adds,sub,subs}dv4si3 using plusminus code iterator.
21555 (ssse3_ph<plusminus_mnemonic>dv2si3): Macroize insn from
21556 ssse3_ph{add,adds,sub,subs}dv2si3 using plusminus code iterator.
21558 (xop_plus): New code iterator.
21559 (macs): New code attribute.
21561 (xop_p<macs><ssemodesuffix><ssemodesuffix>): Macroize insn from
21562 xop_pmacs{,s}{ww,dd} using xop_plus code iterator and VI24_128 mode
21564 (xop_p<macs>dql): Macroize insn from xop_pmacs{,s}dql using
21565 xop_plus code iterator.
21566 (xop_p<macs>dqh): Macroize insn from xop_pmacs{,s}dqh using
21567 xop_plus code iterator.
21568 (xop_p<macs>wd): Macroize insn from xop_pmacs{,s}wd using
21569 xop_plus code iterator.
21570 (xop_p<madcs>wd): Macroize insn from xop_pmadcs{,s}wd using
21571 xop_plus code iterator.
21573 (xop_phadd<u>bw): Macroize insn from xop_phadd{,u}bw usign
21574 any_extend code iterator.
21575 (xop_phadd<u>bd): Macroize insn from xop_phadd{,u}bd usign
21576 any_extend code iterator.
21577 (xop_phadd<u>bq): Macroize insn from xop_phadd{,u}bq usign
21578 any_extend code iterator.
21579 (xop_phadd<u>wd): Macroize insn from xop_phadd{,u}wd usign
21580 any_extend code iterator.
21581 (xop_phadd<u>wq): Macroize insn from xop_phadd{,u}wq usign
21582 any_extend code iterator.
21583 (xop_phadd<u>dq): Macroize insn from xop_phadd{,u}dq usign
21584 any_extend code iterator.
21586 2012-04-14 Tom de Vries <tom@codesourcery.com>
21588 * cfgcleanup.c (try_optimize_cfg): Replace call to delete_insn_chain by
21589 call to delete_insn. Remove code to reorder BASIC_BLOCK note and
21590 DELETED_LABEL note, and move it to ...
21591 * cfgrtl.c (delete_insn): ... here. Change return type to void.
21592 (delete_insn_and_edges): Likewise.
21593 (delete_insn_chain): Handle new return type of delete_insn. Delete
21594 chain backwards rather than forwards.
21595 * rtl.h (delete_insn, delete_insn_and_edges): Change return type to
21597 * cfglayout.c (fixup_reorder_chain): Delete unused label.
21599 2012-04-14 Jan Hubicka <jh@suse.cz>
21601 * cgraph.h: Update copyrights;
21602 (symtab_node): Turn to union typedef.
21603 (symtab_node_base): New structure.
21604 (symtab_type): Add SYMTAB_SYMBOL tag.
21605 (cgraph_node): Annotate some pinters with nested_ptr.
21606 (varpool_node): Likewise.
21607 (cgraph_local_info): Remove lto_file_data
21608 and externally_visible.
21609 (cgraph_node): Remove decl; same_comdat_group list;
21610 aux; ref_list; order; address_taken; reachable_from_other_parittion,
21611 in_other_partition; resolution.
21612 (varpool_node): Remove decl; same_comdat_group;
21613 ref_list; lto_file_data; aux; order; resolution; externally_visible;
21614 used_from_other_partition; in_other_partition.
21615 (symtab_node_def): New union.
21616 (cgraph, varpool): Update.
21617 (varpool_first_static_initializer, varpool_next_static_initializer,
21618 cgraph_only_called_directly_or_aliased_p,
21619 varpool_can_remove_if_no_refs, varpool_can_remove_if_no_refs,
21620 varpool_all_refs_explicit_p, cgraph_alias_aliased_node,
21621 varpool_alias_aliased_node, cgraph_edge_recursive_p): Update
21623 * cgraph.c: Likewise.
21624 (cgraph_hash, assembler_name_hash): Turn into symtab_node.
21625 * cgraphbuild.c: Likewise.
21626 * lto-symtab.c: Likewise.
21627 * c-gimplify.c: Likewise.
21628 * value-prof.c: Likewise.
21629 * tree.c: Likewise.
21630 * ipa-cp.c: Likewise.
21631 * tree-emutls.c: Likewise.
21632 * ipa-inline-transform.c: Likwise.
21633 * ipa-reference.c: Likewise.
21634 * cgraphunit.c: Likewise.
21635 * ipa-ref.c: Likewise.
21636 * lto-cgraph.c: Likewise.
21637 * ipa-ref-inline.h: Likewise.
21638 * ipa-pure-const.c: Likewise.
21639 * lto-streamer-out.c: Likewise.
21640 * ipa-utils.c: Likewise.
21641 * ipa-inline.c: Likewise.
21642 * matrix-reorg.c: Likewise.
21643 * tree-eh.c: Likewise.
21644 * tree-vectorizer.c: Likewise.
21645 * ipa-split.c: Likewise.
21647 * trans-mem.c: Likewise.
21648 * ipa-inline-analysis.c: Likewise.
21649 * gimplify.c: Likewise.
21650 * cfgexpand.c: Likewise.
21651 * tree-sra.c: Likewise.
21652 * ipa-prop.c: Likewise.
21653 * varasm.c: Likewise.
21654 * tree-nested.c: Likewise.
21655 * tree-inline.c: Likewise.
21656 * tree-profile.c: Likewise.
21657 * tree-ssa-structalias.c: Likewise.
21658 * passes.c: Likewise.
21659 * varpool.c: Likewise.
21661 2012-04-14 Tom de Vries <tom@codesourcery.com>
21663 * tree-ssa-tail-merge.c (stmt_local_def): New function, factored out of
21664 same_succ_hash, with local_def inlined. Use SINGLE_SSA_DEF_OPERAND.
21665 Use FOR_EACH_IMM_USE_FAST instead of FOR_EACH_IMM_USE_STMT. Remove use
21667 (gsi_advance_fw_nondebug_nonlocal): New function.
21668 (local_def): Removed function.
21669 (same_succ_hash): Use stmt_local_def.
21670 (same_succ_equal): Use gsi_advance_fw_nondebug_nonlocal.
21671 (gsi_advance_bw_nondebug_nonlocal): Use stmt_local_def.
21673 2012-04-13 H.J. Lu <hongjiu.lu@intel.com>
21675 * config/i386/i386-c.c (ix86_target_macros): Define _ILP32
21676 and __ILP32__ for x32.
21678 2012-04-13 Martin Jambor <mjambor@suse.cz>
21680 PR middle-end/52939
21681 * gimple-fold.c (gimple_get_virt_method_for_binfo): Bail out if
21682 fold_ctor_reference returns a zero constant.
21684 2012-04-13 Enkovich Ilya <ilya.enkovich@intel.com>
21686 * config.gcc: Add i386/gnu-user-common.h before all
21687 i386/gnu-user.h and i386/gnu-user64.h usages.
21689 * config/i386/gnu-user-common.h: New.
21691 * config/i386/gnu-user.h (CPP_SPEC): Moved to gnu-user-common.h.
21692 (CC1_SPEC): Likewise.
21693 (ENDFILE_SPEC): Likewise.
21694 (DEFAULT_PCC_STRUCT_RETURN): Likewise.
21695 (TARGET_TLS_DIRECT_SEG_REFS_DEFAULT): Likewise.
21696 (TARGET_OS_CPP_BUILTINS): Likewise.
21697 (LIBGCC2_HAS_TF_MODE): Likewise.
21698 (LIBGCC2_TF_CEXT): Likewise.
21699 (TF_SIZE): Likewise.
21700 (TARGET_ASM_FILE_END): Likewise.
21701 (STACK_CHECK_MOVING_SP): Likewise.
21702 (STACK_CHECK_STATIC_BUILTIN): Likewise.
21703 * config/i386/gnu-user64.h: Likewise.
21705 2012-04-13 Martin Jambor <mjambor@suse.cz>
21707 * expr.c (expand_expr_real_1): Pass type, not the expression, to
21708 set_mem_attributes for a memory temporary. Do not call the function
21709 for the memory temporary created for a bitfield.
21711 2012-04-13 Alexandre Oliva <aoliva@redhat.com>
21714 * df.h (enum debug_temp_where): New.
21715 (dead_debug_init, dead_debug_finish) Declare.
21716 (dead_debug_add, dead_debug_insert_temp): Declare.
21717 (struct dead_debug_use, struct dead_debug): Moved from...
21718 * df-problems.c: ... here.
21719 (df_set_unused_notes_for_mw): Bind debug uses of unused regno
21721 (df_create_unused_note): Likewise.
21722 (df_set_dead_notes_for_mw): Move comment where it belongs.
21723 (dead_debug_init): Export.
21724 (dead_debug_reset_uses): New, factored out of...
21725 (dead_debug_finish): ...this. Export.
21726 (dead_debug_reset): Remove.
21727 (dead_debug_add): Export.
21728 (dead_debug_insert_before): Rename to...
21729 (dead_debug_insert_temp): ... this. Add where argument. Export.
21730 Locate stored value for BEFORE_WITH_VALUE. Avoid repeat inserts.
21731 Return insertion count.
21732 (df_note_bb_compute): Adjust.
21733 * dce.c (word_dce_process_block): Adjust dead debug uses.
21734 (dce_process_block): Likewise.
21736 2012-04-13 Alexandre Oliva <aoliva@redhat.com>
21738 * df-problems.c (df_note_bb_compute): Do not take note of
21739 debug uses for whose REGs we won't emit DEAD or UNUSED notes.
21741 2012-04-13 Alexandre Oliva <aoliva@redhat.com>
21744 * var-tracking.c (expand_depth): New type.
21745 (onepart_aux, expand_loc_callback_data): Change depth type to it.
21746 (loc_exp_dep_alloc): Adjust initializer.
21747 (update_depth): Use new type. Add entryvals.
21748 (vt_expand_var_loc_chain): Take note of expansions with
21749 ENTRY_VALUEs, but don't accept them right away. Run an optional
21750 second pass accepting the minimum ENTRY_VALUE count found in the
21752 (vt_expand_loc_callback, INIT_ELCD): Adjust.
21754 2012-04-13 Tom de Vries <tom@codesourcery.com>
21756 * tree-ssa-tail-merge.c (gsi_advance_bw_nondebug_nonlocal): Add
21757 parameters vuse and vuse_escaped.
21758 (find_duplicate): Init vuse1, vuse2 and vuse_escaped. Pass to
21759 gsi_advance_bw_nondebug_nonlocal. Return if vuse_escaped and
21762 2012-04-13 Richard Guenther <rguenther@suse.de>
21764 PR tree-optimization/52969
21765 * tree-if-conv.c (predicate_mem_writes): Properly gimplify
21766 the condition for the COND_EXPR and handle predicate negation
21767 by swapping the COND_EXPR arms.
21769 2012-04-13 Nick Clifton <nickc@redhat.com>
21771 * config/rl78/rl78.c (rl78_devirt_pass): Remove use of
21772 TODO_dump_func flag.
21774 2012-04-13 Andrey Belevantsev <abel@ispras.ru>
21776 PR rtl-optimization/52203
21777 PR rtl-optimization/52715
21779 Revert the 2012-03-07 fix for PR 52203.
21780 * sel-sched.c (reset_sched_cycles_in_current_ebb): Check that
21781 the insn does not modify DFA right before issuing, adjust
21782 issue_rate accordingly.
21784 2012-04-13 Richard Guenther <rguenther@suse.de>
21787 * c-typeck.c (pointer_diff): Remove bogus assert.
21789 2012-04-13 Richard Guenther <rguenther@suse.de>
21792 * convert.c (convert_to_pointer): Remove special-casing of zero.
21794 2012-04-13 Joey Ye <joey.ye@arm.com>
21796 * config/arm/constraints.md (Pe): New constraint.
21797 * config/arm/arm.md: New split for imm 256-510.
21799 2012-04-13 Terry Guo <terry.guo@arm.com>
21801 * config/arm/arm-cores.def: Added core cortex-m0plus.
21802 * config/arm/arm-tune.md: Regenerated.
21803 * config/arm/arm-tables.opt: Regenerated.
21804 * doc/invoke.texi: Added entry for cpu ARM cortex-m0plus.
21806 2012-04-13 Alan Modra <amodra@gmail.com>
21809 * config/rs6000/rs6000.c (rs6000_emit_stack_tie): Rewrite with
21810 tie regs on destination of sets. Delete forward declaration.
21811 (rs6000_emit_stack_reset): Update rs6000_emit_stack_tie calls.
21812 (rs6000_emit_prologue): Likewise.
21813 (rs6000_emit_epilogue): Likewise. Use in place of gen_frame_tie
21815 (is_mem_ref): Use tie_operand to recognise stack ties.
21816 * config/rs6000/predicates.md (tie_operand): New.
21817 * config/rs6000/rs6000.md (restore_stack_block): Generate new
21819 (restore_stack_nonlocal): Likewise.
21820 (stack_tie): Update.
21821 (frame_tie): Delete.
21823 2012-04-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
21825 * tree-ssa-reassoc.c (attempt_builtin_powi_stats): Change %ld to
21826 HOST_WIDE_INT_PRINT_DEC in format strings.
21828 2012-04-12 Uros Bizjak <ubizjak@gmail.com>
21831 * config/i386/avx2intrin.h (_mm256_permutevar8x32_ps): Change second
21832 argument type to __m256i. Update call to __builtin_ia32_permvarsf256.
21833 * config/i386/sse.md (UNSPEC_VPERMVAR): New.
21834 (UNSPEC_VPERMSI, UNSPEC_VPERMSF): Remove.
21835 (avx2_permvarv8sf, avx2_permvarv8si): Switch operands 1 and 2.
21836 (avx2_permvar<mode>): Macroize insn from avx2_permvarv8sf and
21837 avx2_permvarv8si using VI4F_256 mode iterator.
21838 * config/i386/i386.c (bdesc_args) <__builtin_ia32_permvarsf256>:
21839 Update builtin type to V8SF_FTYPE_V8SF_V8SI.
21840 (ix86_expand_vec_perm): Update calls to gen_avx2_permvarv8si and
21841 gen_avx2_permvarv8sf.
21842 (expand_vec_perm_pshufb): Ditto.
21844 2012-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
21847 * config/rs6000/rs6000.h (TARGET_FCFID): Add TARGET_PPC_GPOPT to
21848 the list of options to enable the FCFID instruction.
21849 (TARGET_EXTRA_BUILTINS): Adjust comment.
21851 2012-04-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
21853 PR tree-optimization/18589
21854 * tree-ssa-reassoc.c (reassociate_stats): Add two fields.
21855 (operand_entry): Add count field.
21856 (add_repeat_to_ops_vec): New function.
21857 (completely_remove_stmt): Likewise.
21858 (remove_def_if_absorbed_call): Likewise.
21859 (remove_visited_stmt_chain): Remove feeding builtin pow/powi calls.
21860 (acceptable_pow_call): New function.
21861 (linearize_expr_tree): Look for builtin pow/powi calls and add operand
21862 entries with repeat counts when found.
21863 (repeat_factor_d): New struct and associated typedefs.
21864 (repeat_factor_vec): New static vector variable.
21865 (compare_repeat_factors): New function.
21866 (get_reassoc_pow_ssa_name): Likewise.
21867 (attempt_builtin_powi): Likewise.
21868 (reassociate_bb): Call attempt_builtin_powi.
21869 (fini_reassoc): Two new calls to statistics_counter_event.
21871 2012-04-12 Richard Guenther <rguenther@suse.de>
21873 * Makefile.in (cgraphunit.o): Add $(EXCEPT_H) dependency.
21874 * cgraph.h (tree_rest_of_compilation): Remove.
21875 * cgraph.c (cgraph_add_new_function): Move ...
21876 * cgraphunit.c (cgraph_add_new_function): ... here.
21877 (tree_rest_of_compilation): Make static.
21878 (cgraph_expand_function): Do not set cgraph_function_flags_ready.
21879 * tree-optimize.c (gate_all_optimizations, pass_all_optimizations,
21880 gate_all_early_local_passes, execute_all_early_local_passes,
21881 pass_early_local_passes, gate_all_early_optimizations,
21882 pass_all_early_optimizations): Move ...
21883 * passes.c (gate_all_optimizations, pass_all_optimizations,
21884 gate_all_early_local_passes, execute_all_early_local_passes,
21885 pass_early_local_passes, gate_all_early_optimizations,
21886 pass_all_early_optimizations): ... here.
21887 * tree-optimize.c (execute_free_datastructures): Remove.
21888 * tree-flow.h (execute_free_datastructures): Remove.
21889 * tree-optimize.c (execute_init_datastructures,
21890 pass_init_datastructures): Move ...
21891 * tree-ssa.c (execute_init_datastructures,
21892 pass_init_datastructures): ... here.
21893 * cfgexpand.c (gimple_expand_cfg): Inline-expand call to
21894 execute_free_datastructures.
21896 2012-04-12 Bernd Schmidt <bernds@codesourcery.com>
21898 * dbgcnt.def (ira_move): New counter.
21899 * ira-int.h (ira_create_new_reg): Declare function.
21900 (first_moveable_pseudo, last_moveable_pseudo): Declare variables.
21901 * ira-emit.c (ira_create_new_reg): Renamed from craete_new_reg and
21902 no longer static. All callers changed.
21903 * ira.c: Include "dbgcnt.h".
21904 (rtx_moveable_p, insn_dominated_by_p, find_moveable_pseudos,
21905 move_unallocated_pseudos): New static functions.
21906 (first_moveable_pseudo, last_moveable_pseudo): New global variables.
21907 (pseudo_replaced_reg, pseudo_move_insn): New static variables.
21908 (ira): Call find_moveable_pseudos and move_unallocated_pseudos.
21909 * ira-costs.c (find_costs_and_classes): Assign a memory cost of zero
21910 to the pseudos generated in find_moveable_pseudos.
21911 * Makefile.in (ira.o): Add $(DBGCNT_H).
21913 2012-04-12 Richard Guenther <rguenther@suse.de>
21915 PR tree-optimization/52943
21916 * tree-chrec.h (chrec_is_positive): Remove.
21917 * tree-scalar-evolution.c (chrec_is_positive): Move ...
21918 * tree-data-ref.c (chrec_is_positive): ... here. Make static.
21919 Return false for a constant zero instead of negative.
21920 (analyze_siv_subscript_cst_affine): Handle zero difference
21921 in the initial condition explicitely.
21923 2012-04-12 Richard Guenther <rguenther@suse.de>
21925 * tree-parloops.c (parallelize_loops): Also consult the upper
21926 bound for the number of iterations.
21927 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
21928 (loop_prefetch_arrays): Likewise.
21930 2012-04-12 Richard Guenther <rguenther@suse.de>
21932 * cfgloop.h (estimated_loop_iterations_int): Ditch
21933 'conservative' parameter.
21934 (max_stmt_executions_int): Likewise.
21935 (estimated_loop_iterations): Likewise.
21936 (max_stmt_executions): Likewise.
21937 (max_loop_iterations): Declare.
21938 (max_loop_iterations_int): Likewise.
21939 (estimated_stmt_executions): Likewise.
21940 (estimated_stmt_executions_int): Likewise.
21941 * tree-ssa-loop-niter.c (estimated_loop_iterations):
21943 (max_loop_iterations): ... this.
21944 (estimated_loop_iterations_int): Split parts to ...
21945 (max_loop_iterations_int): ... this.
21946 (max_stmt_executions_int): Split parts to ...
21947 (estimated_stmt_executions_int): ... this.
21948 (max_stmt_executions): Split parts to ...
21949 (estimated_stmt_executions): ... this.
21950 * graphite-sese-to-poly.c (build_loop_iteration_domains): Adjust.
21951 * predict.c (predict_loops): Likewise.
21952 * tree-data-ref.c (max_stmt_executions_tree): Likewise.
21953 (analyze_siv_subscript_cst_affine): Likewise.
21954 (compute_overlap_steps_for_affine_1_2): Likewise.
21955 (analyze_subscript_affine_affine): Likewise.
21956 (init_omega_for_ddr_1): Likewise.
21957 * tree-parloops.c (parallelize_loops): Likewise.
21958 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
21959 (may_eliminate_iv): Likewise.
21960 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
21961 (loop_prefetch_arrays): Likewise.
21962 * tree-vrp.c (adjust_range_with_scev): Likewise.
21964 2012-04-12 Oleg Endo <olegendo@gcc.gnu.org>
21966 * config/sh/sh.h (RETURN_ADDR_RTX): Use NULL_RTX instead of 0.
21967 * config/sh/sh.c (INSN_REGMODE_WEIGHT, CURR_REGMODE_PRESSURE):
21969 (dump_table): Use bool type for need_align and have_df variables.
21970 (find_barrier, sfunc_uses_reg): Use NULL_RTX instead of 0.
21971 (regs_used): Remove register modifier.
21972 (barrier_align): Move variables slot, credit, jump_to_next
21973 into if block above for loop. Use bool type for jump_to_next.
21974 (sh_function_arg): Use NULL_RTX instead of 0.
21976 2012-04-11 Andreas Schwab <schwab@linux-m68k.org>
21978 * config/m68k/m68k.md (rotrhi3+1): Name it rotrhi_lowpart.
21979 (bswapsi2): New expander.
21981 2012-04-11 H.J. Lu <hongjiu.lu@intel.com>
21983 * config/host-linux.c (TRY_EMPTY_VM_SPACE): Defined to
21984 0x60000000 if __x86_64 is defined and __LP64__ isn't defined.
21986 2012-04-11 H.J. Lu <hongjiu.lu@intel.com>
21988 PR rtl-optimization/52876
21989 * emit-rtl.c (set_reg_attrs_from_value): Handle arbitrary value.
21990 Don't call mark_reg_pointer for incompatible pointer sign extension.
21992 * reginfo.c (reg_scan_mark_refs): Call set_reg_attrs_from_value
21995 2012-04-11 Bernd Schmidt <bernds@codesourcery.com>
21997 * fold-const.c (fold_unary_loc): Use GET_MODE_PRECISION for
21998 comparisons against TYPE_PRECISION.
21999 * tree-ssa-forwprop.c (combine_conversions): Likewise.
22001 2012-04-11 Xinliang David Li <davidxl@google.com>
22003 * tree-passes.h: Remove TODO_dump_func.
22004 * tree-ssa-tail-merge.c (tail_merge_optimize): Remove TODO_dump_func.
22005 * trans-mem.c: Remove TODO_dump_func.
22006 * ira.c: Remove TODO_dump_func.
22008 2012-04-11 H.J. Lu <hongjiu.lu@intel.com>
22010 * config/i386/i386.c (ix86_option_override_internal): Check
22011 SUBTARGET_OVERRIDE_OPTIONS and SUBSUBTARGET_OVERRIDE_OPTIONS
22012 after TARGET_64BIT is updated.
22014 2012-04-11 Oleg Endo <olegendo@gcc.gnu.org>
22016 * config/sh/sh.h: Remove old secondary reload code.
22018 2012-04-11 Oleg Endo <olegendo@gcc.gnu.org>
22020 * config/sh/sh.c (SCHED_REORDER): Merge macro into ...
22021 (ready_reorder): ... this function.
22023 2012-04-11 Bernd Schmidt <bernds@codesourcery.com>
22025 * sel-sched.c (sel_global_init): Swap order of sched_rgn_init and
22028 * haifa-sched.c (prune_ready_list): Rework handling of SCHED_GROUP_P
22029 insns so that no other insn is queued for a time before them.
22031 * config/c6x/c6x.md (load_got_gotoff): Set op_pattern attribute to
22034 2012-04-11 Richard Guenther <rguenther@suse.de>
22036 PR middle-end/52621
22037 * tree-chrec.c (evolution_function_is_invariant_rec_p): Properly
22038 consider loop nesting.
22039 (evolution_function_is_univariate_p): Properly check the remainder
22042 2012-04-11 Richard Guenther <rguenther@suse.de>
22044 PR middle-end/52918
22045 * except.c (sjlj_emit_dispatch_table): Properly update loop structure.
22047 2012-04-11 Nick Clifton <nickc@redhat.com>
22049 * config/rl78/rl78.c (rl78_expand_prologue): Set stack use
22050 information, if requested.
22052 * config/rx/rx.c (rx_expand_prologue): Likewise.
22054 2012-04-11 Peter Bergner <bergner@vnet.ibm.com>
22055 Michael Matz <matz@suse.de>
22058 * rtlanal.c (unsigned_reg_p): New function.
22059 Update copyright notice dates.
22060 * rtl.h (unsigned_reg_p): Prototype it.
22061 Update copyright notice dates.
22062 * config/rs6000/rs6000.c (rs6000_generate_compare): Use it.
22064 * expr.c (expand_expr_real_1): Set register attributes.
22065 * stmt.c (expand_case): Likewise.
22067 2012-04-11 Oleg Endo <olegendo@gcc.gnu.org>
22070 * config/sh/sh-protos.h (sh_legitimate_index_p): Add new arguments
22071 consider_sh2a and allow_zero.
22072 * config/sh/sh.c (sh_legitimate_index_p): Likewise.
22073 (disp_addr_displacement): New function.
22074 (sh_address_cost): Use disp_addr_displacement function instead
22075 of DISP_ADDR_OFFSET.
22076 (sh_legitimate_address_p): Adapt to changed
22077 sh_legitimate_index_p declaration.
22078 (sh_find_mov_disp_adjust): Remove HImode check.
22079 (sh_secondary_reload): Add HImode case. Use satisfies_constraint_Sdd,
22080 disp_addr_displacement and max_mov_insn_displacement.
22081 (max_mov_insn_displacement): Remove HImode check.
22082 * config/sh/sh.h (CONST_OK_FOR_K04, CONST_OK_FOR_K12,
22083 DISP_ADDR_P, DISP_ADDR_OFFSET): Remove.
22084 * config/sh/constraints.md (K05, K13): New constraints.
22085 (K12): Correct comment.
22086 (Sdd): Do not use DISP_ADDR_P macro.
22087 (Snd, Sbw): Use satisfies_constraint_Sdd.
22088 * config/sh/sh.md (extendhisi2): Remove constraints from expander.
22089 (*extendhisi2_compact, movhi_i): Remove.
22090 (*extendhisi2_compact_reg, *extendhisi2_compact_mem_disp,
22091 *extendhisi2_compact_mem_disp, *extendhisi2_compact_snd,
22092 *movhi_reg_reg, *movhi_store_mem_disp05, *movhi_store_mem_disp13,
22093 *movhi_load_mem_disp, *movhi_load_mem_disp, *movhi): New insns.
22094 (*extendqisi2_compact_mem_disp, *extendqisi2_compact_mem_disp,
22095 *movqi_store_mem_disp04, *movqi_store_mem_disp12, *movqi_load_mem_disp,
22096 *movqi_load_mem_disp): Use sh_legitimate_index_p instead of
22098 Add new peepholes for HImode displacement addressing.
22100 2012-04-11 Oleg Endo <olegendo@gcc.gnu.org>
22102 * config/sh/sh.h (SIDI_OFF): Remove.
22103 * config/sh/sh.md: Use gen_highpart and gen_lowpart to access
22104 DImode subregs instead of gen_rtx_REG or simplifly_gen_subreg
22105 or operand_subword.
22107 2012-04-11 Eric Botcazou <ebotcazou@adacore.com>
22110 * doc/extend.texi (Other Builtins): Document __builtin_bswap16.
22111 (PowerPC AltiVec/VSX Built-in Functions): Remove it.
22112 * doc/md.texi (Standard Names): Add bswap.
22113 * builtin-types.def (BT_UINT16): New primitive type.
22114 (BT_FN_UINT16_UINT16): New function type.
22115 * builtins.def (BUILT_IN_BSWAP16): New.
22116 * builtins.c (expand_builtin_bswap): Add TARGET_MODE argument.
22117 (expand_builtin) <BUILT_IN_BSWAP16>: New case. Pass TARGET_MODE to
22118 expand_builtin_bswap.
22119 (fold_builtin_bswap): Add BUILT_IN_BSWAP16 case.
22120 (fold_builtin_1): Likewise.
22121 (is_inexpensive_builtin): Likewise.
22122 * optabs.c (expand_unop): Deal with bswap in HImode specially. Add
22123 missing bits for bswap to libcall code.
22124 * tree.c (build_common_tree_nodes): Build uint16_type_node.
22125 * tree.h (enum tree_index): Add TI_UINT16_TYPE.
22126 (uint16_type_node): New define.
22127 * config/rs6000/rs6000-builtin.def (RS6000_BUILTIN_BSWAP_HI): Delete.
22128 * config/rs6000/rs6000.c (rs6000_expand_builtin): Remove handling of
22130 (rs6000_init_builtins): Likewise.
22131 * config/rs6000/rs6000.md (bswaphi2): Add TARGET_POWERPC predicate.
22133 2012-04-11 Tristan Gingold <gingold@adacore.com>
22135 * doc/extend.texi (Type Attributes): Move paragraph.
22137 2012-04-11 Manuel López-Ibáñez <manu@gcc.gnu.org>
22140 * diagnostic.h (show_caret): Declare.
22141 (caret_max_width): Declare.
22142 (diagnostic_show_locus): Declare.
22143 * diagnostic.c (diagnostic_initialize): Initialize to false.
22144 (diagnostic_show_locus): New.
22145 (diagnostic_report_diagnostic): Call it.
22146 (getenv_columns): New.
22147 (adjust_line): New.
22148 (diagnostic_set_caret_max_width): New.
22149 * input.c (read_line): New.
22150 (location_get_source_line): New.
22151 * input.h (location_get_source_line): Declare.
22152 * toplev.c (general_init): Initialize show_caret from options.
22153 * dwarf2out.c (gen_producer_string): Handle fdiagnostics-show-caret.
22154 * opts.c (common_handle_option): Likewise.
22155 * pretty-print.h (pp_get_prefix): New.
22156 (pp_base_get_prefix): New.
22157 * common.opt (fdiagnostics-show-caret): New option.
22158 * doc/invoke.texi (fdiagnostics-show-caret): Document it.
22160 2012-04-11 Richard Guenther <rguenther@suse.de>
22162 PR rtl-optimization/52881
22163 * ifcvt.c (find_if_case_2): Avoid speculating loop latches.
22165 2012-04-11 Richard Guenther <rguenther@suse.de>
22167 PR tree-optimization/52912
22168 * tree-ssa-threadupdate.c (thread_block): Tell the cfg
22169 manipulation code we are threading through a loop header
22170 to an exit destination.
22172 2012-04-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
22174 * tree.h (warn_if_unused_value): Move declaration from here.
22175 * stmt.c (warn_if_unused_value): Move definition from here.
22177 2012-04-10 Michael Matz <matz@suse.de>
22179 * tree-vectorizer.h (_loop_vec_info.strided_stores): Rename to
22181 (LOOP_VINFO_STRIDED_STORES): Rename to LOOP_VINFO_GROUPED_STORES.
22182 (struce _bb_vec_info.strided_stores): Rename to grouped_stores.
22183 (BB_VINFO_STRIDED_STORES): Rename to BB_VINFO_GROUPED_STORES.
22184 (STMT_VINFO_STRIDED_ACCESS): Rename to STMT_VINFO_GROUPED_ACCESS.
22185 (vect_strided_store_supported): Rename to vect_grouped_store_supported.
22186 (vect_strided_load_supported): Rename to vect_grouped_load_supported.
22187 (vect_transform_strided_load): Rename to vect_transform_grouped_load.
22188 (vect_record_strided_load_vectors): Rename to
22189 vect_record_grouped_load_vectors.
22190 * tree-vect-data-refs.c (vect_update_misalignment_for_peel):
22191 Rename use of above macros.
22192 (vect_verify_datarefs_alignment): Ditto.
22193 (vector_alignment_reachable_p): Ditto.
22194 (vect_peeling_hash_get_lowest_cost): Ditto.
22195 (vect_enhance_data_refs_alignment): Ditto.
22196 (vect_analyze_group_access): Ditto and rename stride to groupsize.
22197 (vect_analyze_data_ref_access): Rename "strided" to "grouped".
22198 (vect_strided_store_supported): Rename to vect_grouped_store_supported.
22199 (vect_strided_load_supported): Rename to vect_grouped_load_supported.
22200 (vect_transform_strided_load): Rename to vect_transform_grouped_load.
22201 (vect_record_strided_load_vectors): Rename to
22202 vect_record_grouped_load_vectors.
22203 * tree-vect-loop.c (new_loop_vec_info): Rename use of above macros.
22204 (destroy_loop_vec_info): Ditto.
22205 (vect_transform_loop): Ditto and rename strided_store to grouped_store.
22206 * tree-vect-slp.c (vect_build_slp_tree): Rename use of above macros.
22207 (vect_analyze_slp): Ditto.
22208 (new_bb_vec_info): Ditto.
22209 (destroy_bb_vec_info): Ditto.
22210 (vect_schedule_slp_instance): Ditto and rename strided_store to
22212 * tree-vect-stmts.c (vect_cost_strided_group_size): Rename to
22213 vect_cost_group_size.
22214 (vect_model_store_cost): Rename use of above macros and call
22215 to vect_cost_strided_group_size.
22216 (vect_model_load_cost): Ditto.
22217 (vectorizable_store): Ditto, rename strided_store to grouped_store
22218 and calls to renamed tree-vectorizer.h functions.
22219 (vectorizable_load): Ditto.
22220 (vect_transform_stmt): Rename use of above macros and strided_store
22223 2012-04-10 Jan Hubicka <jh@suse.cz>
22225 * cgraph.h: Remove misledaing comment on ipa-ref.h.
22226 (symtab_type): New enum.
22227 (symtab_node): New structure.
22228 (cgraph_node, varpool_node): Add symbol base type.
22229 (cgraph, varpool): New accestor functions.
22230 * cgraph.c (cgraph_create_node_1): Set symbol type.
22231 * varpool.c (varpool_node): Set symbol type.
22233 2012-04-10 Ulrich Weigand <ulrich.weigand@linaro.org>
22234 Richard Sandiford <rdsandiford@googlemail.com>
22236 * fwprop.c (propagate_rtx): Also set PR_CAN_APPEAR for subregs.
22238 2012-04-10 Richard Guenther <rguenther@suse.de>
22240 PR middle-end/52888
22241 * gimple-low.c (gimple_check_call_args): Properly account for
22242 compatible aggregate types.
22244 2012-04-10 Richard Guenther <rguenther@suse.de>
22246 * toplev.h (tree_rest_of_compilation): Remove.
22247 * tree-optimize.c (tree_rest_of_compilation): Likewise.
22248 * cgraph.h (tree_rest_of_compilation): Declare.
22249 * tree-optimize.c (tree_rest_of_compilation): Move ...
22250 * cgraphunit.c (tree_rest_of_compilation): ... here.
22251 * cgraph.c (cgraph_add_new_function): Adjust.
22252 * Makefile.in (tree-optimize.o): Adjust.
22253 (cgraphunit.o): Likewise.
22255 2012-04-10 Ulrich Weigand <ulrich.weigand@linaro.org>
22257 PR tree-optimization/52870
22258 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Verify that
22259 presumed pattern statement is within the same loop or basic block.
22261 2012-04-10 Tristan Gingold <gingold@adacore.com>
22263 * gengtype.c (main): Make uintptr_t a known type.
22265 2012-04-10 Richard Guenther <rguenther@suse.de>
22267 * tree-pass.h (tree_lowering_passes): Remove.
22268 * tree-optimize.c (tree_lowering_passes): Remove.
22269 * cgraph.c (cgraph_add_new_function): Inline relevant parts
22270 of tree_lowering_passes, avoid redundant call of early local passes.
22271 * cgraphunit.c (cgraph_lower_function): Fold into ...
22272 (cgraph_analyze_function): ... its single caller. Inline
22273 relevant parts of tree_lowering_passes.
22275 2012-04-09 H.J. Lu <hongjiu.lu@intel.com>
22278 * config/pa/pa.opt: Remove SIO and GNU_LD.
22280 2012-04-09 Jan Hubicka <jh@suse.cz>
22285 * lto-cgraph.c (compute_ltrans_boundary): When alias is in the
22286 boundary, add its target too.
22287 * lto.c (add_references_to_partition): Add also aliased nodes.
22288 (add_cgraph_node_to_partition,
22289 add_varpool_node_to_partition): Work on nodes, not functions/variables;
22290 when adding alias, add also the aliased object.
22292 2012-04-09 Uros Bizjak <ubizjak@gmail.com>
22295 * config/i386/predicates.md (x86_64_zext_general_operand): Prevent
22296 VOIDmode immediate operands.
22297 * config/i386/constraints.md (Wz): New constraint.
22298 * config/i386/i386.md (*zero_extendsidi2_rex64): Use Wz instead of Z.
22300 2012-04-09 Eric Botcazou <ebotcazou@adacore.com>
22303 * config/sparc/sparc.c (sparc_file_end): Set TREE_PUBLIC explicitly on
22304 the DECL generated for the special GOT helper.
22306 2012-04-09 Oleg Endo <olegendo@gcc.gnu.org>
22308 * config/sh/constraints.md: Update list of constraints in
22310 (Sr0): Remove unused memory constraint.
22312 2012-04-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
22314 * tree-pretty-print.h: Update comment.
22316 2012-04-08 Oleg Endo <olegendo@gcc.gnu.org>
22318 * config/sh/sh.md: Use braced string notation where applicable.
22319 (*prefetch_i4, prefetch_m2a): Merge into ...
22320 (*prefetch): ... this new insn.
22322 2012-04-07 Oleg Endo <olegendo@gcc.gnu.org>
22324 * config/sh/sh.h (high_life_started): Remove
22325 * config/sh/predicates.md (general_movdst_operand): Use
22326 'reload_in_progress' instead of 'high_life_started'.
22327 * config/sh/sh.md (divsi_inv_call, *divsi_inv_call_combine,
22328 divsi_inv_fp): Likewise.
22330 2012-04-07 Oleg Endo <olegendo@gcc.gnu.org>
22332 * config/sh/sh-protos.h (prepare_move_operands): Return void
22334 * config/sh/sh.c (prepare_move_operands): Likewise.
22335 * config/sh/sh.md: Remove return value checks of prepare_move_operands.
22337 2012-04-07 Oleg Endo <olegendo@gcc.gnu.org>
22339 * config/sh/sh-protos.h (fp_int_operand, symbol_ref_operand,
22340 general_movsrc_operand, general_movdst_operand, arith_reg_operand,
22341 fp_arith_reg_operand, arith_operand, arith_reg_or_0_operand,
22342 logical_operand, fpscr_operand, fpul_operand, expand_fp_branch,
22343 commutative_float_operator, noncommutative_float_operator,
22344 sh_handle_pragma): Remove.
22346 2012-04-06 Sandra Loosemore <sandra@codesourcery.com>
22348 * doc/invoke.texi: Clean up Texinfo markup throughout the file.
22349 Use @option markup on command-line options. Use @samp markup on
22350 literal keywords to options. Use @code markup on code fragments.
22351 Use other markup in preference to quotation marks in the text.
22352 Add markup to some passages without any.
22354 2012-04-06 Mike Stump <mikestump@comcast.net>
22356 * gimple-fold.c (gimple_fold_stmt_to_constant_1): Avoid warning.
22358 2012-04-06 Oleg Endo <olegendo@gcc.gnu.org>
22360 * config/sh/sh.c (hi_const): Remove.
22361 (find_barrier, sh_reorg): Use satisfies_constraint_I16 instead
22364 2012-04-06 Oleg Endo <olegendo@gcc.gnu.org>
22366 * config/sh/sh-protos.h (sh_expand_t_scc): Change return type from int
22368 * config/sh/sh.c (sh_expand_t_scc): Likewise.
22369 * config/sh/sh.md (cstoresi4, cstoredi4): Remove GET_CODE checks before
22370 calling sh_expand_t_scc.
22372 2012-04-06 Oleg Endo <olegendo@gcc.gnu.org>
22374 * config/sh/sh-protos.h (fp_zero_operand, fp_one_operand,
22375 nonpic_symbol_mentioned_p, expand_block_move, expand_ashiftrt,
22376 sh_dynamicalize_shift_p, gen_shl_and, gen_shl_sext, system_reg_operand,
22377 reg_unused_after, sh_can_redirect_branch, sh_need_epilogue, fldi_ok,
22378 sh_hard_regno_rename_ok, sh_cfun_interrupt_handler_p,
22379 sh_cfun_resbank_handler_p, sh_attr_renesas_p, sh_cfun_attr_renesas_p,
22380 check_use_sfunc_addr, sh_contains_memref_p, sh_loads_bankedreg_p,
22381 sh2a_is_function_vector_call): Use bool as return type.
22382 (sh_pass_in_reg_p): Remove.
22383 * config/sh/sh.c (broken_move, mova_p, noncall_uses_reg, high_pressure,
22384 flow_dependent_p, sh2a_function_vector_p, expand_block_move,
22385 expand_ashiftrt, sh_dynamicalize_shift_p, gen_shl_and, gen_shl_sext,
22386 sh_need_epilogue, sh2a_is_function_vector_call, sh_attr_renesas_p,
22387 sh_cfun_attr_renesas_p, sh_cfun_interrupt_handler_p,
22388 sh_cfun_resbank_handler_p, system_reg_operand, fp_zero_operand,
22389 fp_one_operand, fldi_ok, reg_unused_after, sh_can_redirect_branch,
22390 sh_hard_regno_rename_ok, check_use_sfunc_addr, sh_contains_memref_p,
22391 sh_loads_bankedreg_p): Use bool as return type.
22392 (nonpic_symbol_mentioned_p): Use bool as return type. Remove
22393 'register' modifier.
22395 2012-04-06 Matt Turner <mattst88@gmail.com>
22397 * doc/install.texi: Correct typo "-mno-lsc" -> "-mno-llsc".
22399 2012-04-06 Eric Botcazou <ebotcazou@adacore.com>
22401 * config/ia64/ia64.c (ia64_load_pair_ok): Return 0 if the second member
22402 of the destination isn't also a FP_REGS register.
22404 2012-04-05 Teresa Johnson <tejohnson@google.com>
22405 H.J. Lu <hongjiu.lu@intel.com>
22407 * config/i386/i386.h (ix86_tune_indices): Add X86_TUNE_LCP_STALL.
22408 * config/i386/i386.md (move immediate to memory peephole2):
22409 Add cases for HImode move when LCP stall avoidance is needed.
22410 * config/i386/i386.c (initial_ix86_tune_features): Initialize
22411 X86_TUNE_LCP_STALL entry.
22413 2012-04-05 Uros Bizjak <ubizjak@gmail.com>
22416 * config/i386/i386.c (ix86_decompose_address): Allow VOIDmode
22417 CONST_INT operands, zero-extended with AND.
22419 2012-04-05 Oleg Endo <olegendo@gcc.gnu.org>
22422 * config/sh/sh.c (sh_find_mov_disp_adjust): Take machine_mode as the
22423 first argument instead of mode size. Move displacement calculations
22425 (mov_insn_size, max_mov_insn_displacement, mov_insn_alignment_mask):
22426 ... these new functions.
22427 (disp_adjust): Remove max_mov_disp field.
22428 (sh_legitimate_index_p): Use max_mov_insn_displacement and
22429 mov_insn_alignment_mask.
22430 (sh_address_cost): Use max_mov_insn_displacement.
22432 2012-04-05 Andrew Stubbs <ams@codesourcery.com>
22434 * config/arm/arm.md (arch): Add neon_onlya8 and neon_nota8.
22435 (arch_enabled): Handle new arch types.
22436 (one_cmpldi2): Add NEON support.
22438 2012-04-05 Richard Guenther <rguenther@suse.de>
22440 * gimple.c (walk_gimple_op): Compute val_only for the LHS
22441 of an assigment in the canonical way, avoiding is_gimple_mem_rhs.
22442 (is_gimple_mem_rhs, is_gimple_reg_rhs, is_gimple_stmt): Move ...
22443 * gimplify.c (is_gimple_mem_rhs, is_gimple_reg_rhs, is_gimple_stmt):
22444 ... here and make static.
22445 * gimple.h (is_gimple_mem_rhs, is_gimple_reg_rhs, is_gimple_stmt):
22448 2012-04-05 Richard Guenther <rguenther@suse.de>
22450 * tree-ssa-dse.c (dse_optimize_stmt): Remember the stmt
22451 basic-block before removing it.
22453 2012-04-05 Richard Guenther <rguenther@suse.de>
22455 * tree-ssanames.c (release_dead_ssa_names): Compact the SSA
22456 version namespace as we release the freelist.
22458 2012-04-05 Richard Guenther <rguenther@suse.de>
22460 * tree-nrv.c (tree_nrv): Release VDEFs.
22461 * tree-sra.c (sra_modify_constructor_assign): Likewise.
22462 (sra_modify_assign): Likewise.
22463 * tree-vect-stmts.c (vect_remove_stores): Likewise.
22464 * tree-vect-loop.c (vect_transform_loop): Likewise.
22465 * tree-ssa-dom.c (optimize_stmt): Likewise.
22466 * tree-vect-slp.c (vect_schedule_slp): Likewise.
22467 * tree-ssa-math-opts.c (execute_cse_sincos): Likewise.
22469 2012-04-05 Richard Guenther <rguenther@suse.de>
22471 * gimple-iterator.c (gsi_remove): Return whether EH edges need to be
22473 * gimple.h (gsi_remove): Adjust.
22474 * tree-ssa-operands.c (unlink_stmt_vdef): Optimize.
22475 * tree-ssa-dom.c (optimize_stmt): Use gsi_remove result.
22476 * tree-ssa-dse.c (dse_optimize_stmt): Likewise.
22477 * tree-ssa-forwprop.c (remove_prop_source_from_use): Likewise.
22478 * tree-ssa-math-opts.c (execute_optimize_widening_mul): Likewise.
22479 * tree-ssa-pre.c (eliminate): Likewise.
22481 2012-04-04 Mike Stump <mikestump@comcast.net>
22483 * doc/rtl.texi (const_double): Document as sign-extending.
22484 * expmed.c (expand_mult): Ensure we don't use shift incorrectly.
22485 * emit-rtl.c (immed_double_int_const): Refine to state the
22487 * simplify-rtx.c (mode_signbit_p): Add a fixme for wider than
22488 CONST_DOUBLE integers.
22489 (simplify_const_unary_operation, UNSIGNED_FLOAT): Ensure no
22490 negative values are converted. Fix conversions bigger than
22491 HOST_BITS_PER_WIDE_INT.
22492 (simplify_binary_operation_1): Ensure we don't use shift incorrectly.
22493 (simplify_immed_subreg): Sign-extend CONST_DOUBLEs.
22494 * explow.c (plus_constant_mode): Add.
22495 (plus_constant): Implement with plus_constant_mode.
22496 * rtl.h (plus_constant_mode): Add.
22498 2012-04-04 Richard Guenther <rguenther@suse.de>
22500 PR tree-optimization/52808
22501 * tracer.c (tail_duplicate): Do not tail-duplicate loop header blocks.
22502 * Makefile.in (tracer.o): Depend on $(CFGLOOP_H).
22504 2012-04-04 Tristan Gingold <gingold@adacore.com>
22506 * expr.c (expand_expr_real_2): Handle larger sizetype in
22509 2012-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
22511 * config/sh/t-sh (MULTILIB_MATCHES): Match m2a-single-only
22512 to m2a-single instead of m2e.
22514 2012-04-03 Eric Botcazou <ebotcazou@adacore.com>
22516 * expr.c (get_bit_range): Add OFFSET parameter and adjust BITPOS.
22517 Change type of BITOFFSET to signed. Make sure the lower bound of
22518 the computed range is non-negative by adjusting OFFSET and BITPOS.
22519 (expand_assignment): Adjust call to get_bit_range.
22521 2012-04-03 Sandeep Kumar Singh <Sandeep.Singh2@kpitcummins.com>
22523 * h8300/h8300.c (h8300_current_function_monitor_function_p):
22524 New function. Added to check monitor functions.
22525 (h8300_option_override): Modified to generate error/warning
22526 messages for invalid combinations of different command line
22528 * h8300/h8300.md: Generate 'rte' for monitor functions. Do not
22529 save EXR on stack for monitor function in case of H8S target
22530 when "-mno-exr" is passed.
22531 * h8300/h8300-protos.h (h8300_current_function_monitor_function_p):
22533 * doc/invoke.texi: Document H8S options.
22535 2012-04-03 Tristan Gingold <gingold@adacore.com>
22537 * configure.ac: Use GCC_AC_FUNC_MMAP_BLACKLIST instead
22538 of gcc_AC_FUNC_MMAP_BLACKLIST.
22539 * acinclude.m4 (gcc_AC_FUNC_MMAP_BLACKLIST): Remove.
22540 * Makefile.in (aclocal_deps): Add mmap.m4.
22541 * configure: Regenerate.
22542 * aclocal.m4: Regenerate.
22544 2012-04-03 Richard Guenther <rguenther@suse.de>
22546 PR tree-optimization/52808
22547 * tracer.c (tail_duplicate): Return whether we have duplicated
22549 (tracer): If we have duplicated any block, cleanup the CFG.
22550 * cfghooks.c (duplicate_block): If we duplicated a loop
22551 header but not its loop, destroy the loop because it now has
22553 * tree-ssa-threadupdate.c (thread_through_loop_header): Tell
22554 the cfg manipulation routines we are not creating a multiple
22557 2012-04-03 Tristan Gingold <gingold@adacore.com>
22559 * config/vms/vms-c.c (vms_pragma_nomember_alignment): Handle
22561 (vms_c_common_override_options): Allow parameterless variadic
22564 2012-04-03 Jakub Jelinek <jakub@redhat.com>
22566 PR tree-optimization/52835
22567 * tree-data-ref.c (build_rdg): Return NULL if
22568 compute_data_dependences_for_loop failed.
22570 2012-04-03 Eric Botcazou <ebotcazou@adacore.com>
22572 * varasm.c (initializer_constant_valid_for_bitfield_p): Return true
22573 for REAL_CST as well.
22574 (output_constructor): Use RECORD_OR_UNION_TYPE_P predicate.
22575 In the bitfield case, if the value is a REAL_CST, convert it first to
22578 2012-04-02 H.J. Lu <hongjiu.lu@intel.com>
22580 * config.gcc: Use i386/biarchx32.h instead of i386/biarch64.h
22581 for --with-abi={x32|mx32} or --with-multilib-list=mx32.
22582 (supported_defaults): Add abi for i[34567]86-*-* and x86_64-*-*.
22584 * config/i386/biarchx32.h: New.
22586 2012-04-02 Anatoly Sokolov <aesok@post.ru>
22588 * config/arm/arm.h (PREFERRED_RELOAD_CLASS): Remove.
22589 * config/arm/arm.c (TARGET_PREFERRED_RELOAD_CLASS): Define.
22590 (arm_preferred_reload_class): New function.
22592 2012-04-02 Richard Guenther <rguenther@suse.de>
22594 PR tree-optimization/52756
22595 * tree-ssa-threadupdate.c (def_split_header_continue_p): New function.
22596 (thread_through_loop_header): After threading through the loop latch
22597 remove the split part from the loop and clear further threading
22598 opportunities that would create a multiple entry loop.
22600 2012-04-02 Richard Guenther <rguenther@suse.de>
22602 PR rtl-optimization/52800
22603 * cprop.c (execute_rtl_cprop): Call cleanup_cfg with
22604 CLEANUP_CFG_CHANGED.
22606 2012-04-02 Richard Guenther <rguenther@suse.de>
22608 PR middle-end/52803
22609 * loop-init.c (gate_handle_loop2): Destroy loops here if
22610 we don't enter RTL loop optimizers.
22612 2012-04-02 Uros Bizjak <ubizjak@gmail.com>
22615 2012-03-29 Richard Guenther <rguenther@suse.de>
22617 * rtl.h (extended_count): Remove.
22618 * combine.c (extended_count): Remove.
22620 2012-04-02 Dodji Seketeli <dodji@redhat.com>
22623 * pt.c (more_specialized_fn): Don't apply decay conversion to
22624 types of function parameters.
22626 2012-04-02 Tristan Gingold <gingold@adacore.com>
22628 * ggc-page.c (PAGE_L1_SIZE, PAGE_L2_SIZE, LOOKUP_L1, LOOKUP_L2)
22629 (ggc_allocated_p, lookup_page_table_entry, set_page_table_entry)
22630 (alloc_page, init_ggc, clear_marks, struct ggc_pch_data)
22631 (ggc_pch_this_base): Use uintptr_t instead of size_t.
22633 2012-03-31 H.J. Lu <hongjiu.lu@intel.com>
22636 * config/i386/i386.c (ix86_option_override_internal): Don't
22637 check TARGET_64BIT if TARGET_64BIT_DEFAULT is false.
22639 2012-03-31 Eric Botcazou <ebotcazou@adacore.com>
22641 * tree-cfg.c (call_can_make_abnormal_goto): New predicate.
22642 (stmt_can_make_abnormal_goto): Use it.
22643 (is_ctrl_altering_stmt): Likewise.
22645 2012-03-30 Naveen H.S <naveen.S@kpitcummins.com>
22646 Kaz Kojima <kkojima@gcc.gnu.org>
22648 * config/sh/sh.c (push_regs): Skip banked registers when
22649 resbank attribute is specified.
22650 (sh_expand_epilogue): Likewise.
22652 2012-03-30 Richard Henderson <rth@redhat.com>
22655 * combine-stack-adj.c (prev_active_insn_bb): New.
22656 (next_active_insn_bb): New.
22657 (force_move_args_size_note): New.
22658 (combine_stack_adjustments_for_block): Use it.
22660 2012-03-30 Richard Henderson <rth@redhat.com>
22662 * config/i386/i386.c (struct expand_vec_perm_d): Add one_operand_p.
22663 (ix86_expand_vector_init_duplicate): Initialize it.
22664 (expand_vec_perm_palignr): Likewise.
22665 (ix86_expand_vec_perm_const): Likewise.
22666 (ix86_vectorize_vec_perm_const_ok): Likewise.
22667 (expand_vec_perm_blend): Use it.
22668 (expand_vec_perm_vpermil): Likewise.
22669 (expand_vec_perm_pshufb): Likewise.
22670 (expand_vec_perm_1): Likewise.
22671 (expand_vec_perm_pshuflw_pshufhw): Likewise.
22672 (expand_vec_perm_interleave2): Likewise.
22673 (expand_vec_perm_vpermq_perm_1): Likewise.
22674 (expand_vec_perm_vperm2f128): Likewise.
22675 (expand_vec_perm_interleave3): Likewise.
22676 (expand_vec_perm_vperm2f128_vblend): Likewise.
22677 (expand_vec_perm_vpshufb2_vpermq): Likewise.
22678 (expand_vec_perm_vpshufb2_vpermq_even_odd): Likewise,.
22679 (expand_vec_perm_broadcast): Likewise.
22680 (expand_vec_perm_vpshufb4_vpermq2): Likewise.
22682 2012-03-30 Richard Henderson <rth@redhat.com>
22684 * dwarf2out.c (gen_variable_die): Initialize off.
22686 2012-03-30 Tristan Gingold <gingold@adacore.com>
22688 * config/vms/vms-f.c: New file.
22689 * config/vms/t-vms (vms-f.o): New rule.
22690 * config.gcc (*-*-*vms*): Define fortran_target_objs.
22692 2012-03-30 Richard Guenther <rguenther@suse.de>
22694 PR tree-optimization/52754
22695 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
22696 propagate arbitrary addresses into really plain dereferences.
22698 2012-03-30 Richard Guenther <rguenther@suse.de>
22700 PR middle-end/52772
22701 * except.c (emit_to_new_bb_before): Move loop updating ...
22702 (dw2_build_landing_pads): ... here. Use a proper block for
22703 querying the loop father.
22705 2012-03-30 Tristan Gingold <gingold@adacore.com>
22707 * config/ia64/ia64.c (ia64_section_type_flags): Remove
22708 common_object attribute handling.
22709 (SECTION_VMS_OVERLAY): Remove
22710 (ia64_vms_common_object_attribute): Replace abort with an assert.
22711 Do not set DECL_SECTION_NAME.
22712 (ia64_vms_output_aligned_decl_common): Handle common_object
22714 (ia64_vms_elf_asm_named_section): Remove.
22715 * config/ia64/vms.h (TARGET_ASM_NAMED_SECTION): Remove.
22717 2012-03-30 Richard Guenther <rguenther@suse.de>
22719 PR middle-end/52786
22720 * double-int.c (rshift_double): Remove not needed cast.
22722 2012-03-30 Richard Guenther <rguenther@suse.de>
22724 * tree-affine.h (print_aff): Remove.
22725 * tree-affine.c (print_aff): Make static.
22726 * tree-data-ref.h (access_matrix_get_index_for_parameter): Remove.
22727 (get_references_in_stmt): Likewise.
22728 (print_direction_vector): Likewise.
22729 (print_dir_vectors): Likewise.
22730 (print_dist_vectors): Likewise.
22731 (dump_subscript): Likewise.
22732 (dump_ddrs): Likewise.
22733 (dump_dist_dir_vectors): Likewise.
22734 (dump_data_references): Likewise.
22735 (dump_data_dependence_relation): Likewise.
22736 (dump_data_dependence_direction): Likewise.
22737 (dump_rdg_vertex): Likewise.
22738 (dump_rdg_component): Likewise.
22739 (debug_ddrs): Declare.
22740 (struct data_ref_loc_d): Move ...
22741 * tree-data-ref.c (struct data_ref_loc_d): ... here.
22742 (get_references_in_stmt): Make static.
22743 (dump_data_references): Likewise.
22744 (dump_subscript): Likewise.
22745 (print_direction_vector): Likewise.
22746 (print_dir_vectors): Likewise.
22747 (print_dist_vectors): Likewise.
22748 (dump_data_dependence_relation): Likewise.
22749 (dump_dist_dir_vectors): Likewise.
22750 (dump_ddrs): Likewise.
22751 (dump_rdg_vertex): Likewise.
22752 (dump_rdg_component): Likewise.
22753 (debug_ddrs): New function.
22754 (access_matrix_get_index_for_parameter): Remove.
22756 2012-03-30 Tristan Gingold <gingold@adacore.com>
22758 * config/vms/vms.c (VMS_CRTL_FLOAT32): Rename.
22759 (VMS_CRTL_FLOAT64, VMS_CRTL_FLOAT64_VAXD): New.
22760 (VMS_CRTL_FLOAT128, VMS_CRTL_DPML, VMS_CRTL_NODMPL)
22761 (VMS_CRTL_32ONLY, VMS_CRTL_G_MASK, VMS_CRTL_G_NONE)
22762 (VMS_CRTL_GA, VMS_CRTL_GL, VMS_CRTL_FLOATV2): New.
22763 (vms_patch_builtins): Handle new flags
22764 * config/vms/vms-crtlmap.map: Completed using nm on
22765 c and math system libraries.
22766 * config/vms/make-crtlmap.awk: Handle any number of flags.
22768 2012-03-30 Martin Jambor <mjambor@suse.cz>
22770 * tree-ssa-ccp.c (insert_clobbers_for_var): Do not assert that there
22771 is a builtin_stack_save in a dominating BB.
22773 2012-03-29 Uros Bizjak <ubizjak@gmail.com>
22775 * config/i386/sse.md (avx_h<plusminus_insn>v4df3): Fix results
22776 crossing 128bit lane boundary.
22778 2012-03-29 Vladimir Makarov <vmakarov@redhat.com>
22780 * ira-color.c (setup_left_conflict_sizes_p): Process all
22781 conflicting objects.
22783 2012-03-29 Jakub Jelinek <jakub@redhat.com>
22785 PR tree-optimization/52760
22786 * tree-vect-slp.c (vect_get_constant_vectors): Convert constant_p
22787 shift count for {L,R}{SHIFT,ROTATE}_EXPR to TREE_TYPE (vector_type).
22789 2012-03-29 Richard Guenther <rguenther@suse.de>
22791 * cgraph.h (cgraph_materialize_all_clones): Remove.
22792 (reset_inline_failed): Likewise.
22793 * cgraphunit.c (cgraph_materialize_all_clones): Make static.
22794 * cgraphbuild.c (reset_inline_failed): Remove.
22795 * rtl.h (cse_main): Remove.
22796 (extended_count): Likewise.
22797 * cse.c (dump_class): Mark as DEBUG_FUNCTION.
22798 (cse_main): Make static.
22799 * combine.c (extended_count): Remove.
22800 (dump_combine_stats): Mark as DEBUG_FUNCTION.
22801 * basic-block.h (reorder_basic_blocks): Remove.
22802 * bb-reorder.c (reorder_basic_blocks): Make static.
22803 * Makefile.in (dse.o): Remove dse.h dependency.
22805 * dse.c (gate_dse): Remove.
22806 (clear_alias_mode_eq): Likewise.
22807 (clear_alias_mode_hash): Likewise.
22808 (dse_record_singleton_alias_set): Likewise.
22809 (dse_invalidate_singleton_alias_set): Likewise.
22811 2012-03-29 H.J. Lu <hongjiu.lu@intel.com>
22813 * config/linux-android.h (ANDROID_STARTFILE_SPEC): Use
22814 crtbegin_so%O%s for -shared.
22815 (ANDROID_ENDFILE_SPEC): Use crtend_so%O%s for -shared.
22817 2012-03-29 Richard Guenther <rguenther@suse.de>
22819 * tree-flow.h (struct pre_expr_d): Remove forward declaration.
22820 (add_to_value): Remove.
22821 (print_value_expressions): Likewise.
22822 * tree-ssa-pre.c (add_to_value): Make static.
22823 (print_value_expressions): Likewise.
22824 * gimple.h (gimple_adjust_this_by_delta): Remove.
22825 * gimple-fold.c (gimple_adjust_this_by_delta): Likewise.
22827 2012-03-29 Richard Guenther <rguenther@suse.de>
22829 PR middle-end/50708
22830 * double-int.h (rshift_double): Remove.
22831 * double-int.c (lshift_double): Use absu_hwi to make count positive.
22832 (rshift_double): Make static, take unsigned count argument,
22833 remove handling of negative count argument.
22834 (double_int_rshift): Dispatch to lshift_double.
22836 2012-03-28 H.J. Lu <hongjiu.lu@intel.com>
22838 * config/i386/biarch64.h (TARGET_64BIT_DEFAULT): Add
22839 OPTION_MASK_ABI_64.
22841 * config/i386/gnu-user64.h (SPEC_64): Support TARGET_BI_ARCH == 2.
22842 (SPEC_X32): Likewise.
22843 (MULTILIB_DEFAULTS): Likewise.
22845 * config/i386/i386.c (isa_opts): Remove -m64.
22846 (ix86_target_string): Properly handle -m32/-m64/-mx32.
22847 (ix86_option_override_internal): Properly
22848 set OPTION_MASK_ISA_64BIT and OPTION_MASK_ISA_X32 as well as
22849 handle -m32, -m64 and -mx32.
22851 * config/i386/i386.h (TARGET_X32): Replace OPTION_ISA_X32
22852 with OPTION_ABI_X32. Moved after TARGET_LP64.
22853 (TARGET_LP64): Changed to OPTION_ABI_64.
22855 * config/i386/i386.opt (m64): Replace ISA_64BIT with ABI_64.
22856 (mx32): Replace ISA_X32 with ABI_X32.
22858 2012-03-28 Eric Botcazou <ebotcazou@adacore.com>
22860 * tree.c (tree_size) <VECTOR_CST>: New case.
22862 2012-03-28 Uros Bizjak <ubizjak@gmail.com>
22864 * config/i386/i386.c (ix86_modes_tieable_p): Handle 32bit AVX modes.
22865 (ix86_expand_vector_move_misalign): Remove un-needed gen_lowpart calls.
22867 2012-03-28 Jakub Jelinek <jakub@redhat.com>
22869 PR middle-end/52691
22870 * tree-ssa-ccp.c (optimize_stdarg_builtin): Optimize
22871 __builtin_va_start to __builtin_next_arg if the latter is
22872 builtin_decl_explicit_p rather than when it is not.
22874 PR middle-end/52750
22875 * tree-vect-generic.c (vector_element): Perform multiplication
22876 for pos in bitsizetype type instead of idx type.
22878 2012-03-28 Richard Guenther <rguenther@suse.de>
22880 * loop-init.c (loop_optimizer_init): If loops are preserved
22881 perform incremental initialization of required loop features.
22882 (loop_optimizer_finalize): If loops are to be preserved only
22883 clean up optional loop features.
22884 (rtl_loop_done): Forcefully free loops here.
22885 * cgraph.c (cgraph_release_function_body): Forcefully free loops.
22886 * cfgexpand.c (expand_gimple_cond): Properly add new basic-blocks
22888 (construct_init_block): Likewise.
22889 (construct_exit_block): Likewise.
22890 (gimple_expand_cfg): Clear LOOP_CLOSED_SSA loop state. Cleanup
22891 the CFG after expanding.
22892 * cfgloop.c (verify_loop_structure): Calculate or verify dominators.
22893 If we needed to calculate them, free them afterwards.
22894 * tree-pass.h (PROP_loops): New define.
22895 * tree-ssa-loop.c (pass_tree_loop_init): Provide PROP_loops.
22896 * basic-block.h (CLEANUP_CFG_CHANGED): New.
22897 * cfgcleanup.c (merge_blocks_move): Protect loop latches.
22898 (cleanup_cfg): If we did something and have loops around, fix them up.
22899 * cse.c (rest_of_handle_cse_after_global_opts): Call cleanup_cfg
22900 with CLEANUP_CFG_CHANGED.
22901 * cfghooks.c (merge_blocks): If we merge a loop header into
22902 its predecessor, update the loop structure.
22903 (duplicate_block): If we copy a loop latch, adjust loop state
22904 to note we may have multiple latches.
22905 (delete_basic_block): Mark loops for fixup if we remove a loop.
22906 * cfganal.c (forwarder_block_p): Protect loop latches, headers
22908 * cfgrtl.c (rtl_can_merge_blocks): Protect loop latches.
22909 (cfg_layout_can_merge_blocks_p): Likewise.
22910 * cprop.c (bypass_block): If we create a loop with multiple
22911 entries, mark it for removal.
22912 * except.c (emit_to_new_bb_before): Add the new basic-block
22914 * tree-eh.c (lower_resx): Likewise.
22915 * omp-low.c (finalize_task_copyfn): Do not copy PROP_loops.
22916 (expand_omp_taskreg): Likewise.
22917 * tree-inline.c (initialize_cfun): Likewise.
22918 * tree-mudflap.c (add_bb_to_loop): Prototype.
22919 (mf_build_check_statement_for): Properly add new basic-blocks
22921 * tree-ssa-threadupdate.c (thread_block): Mark loops for fixup
22922 if we remove a loop.
22923 (thread_through_loop_header): Likewise.
22924 * trans-mem.c (tm_log_emit_save_or_restores): Properly add
22925 new basic-blocks to existing loops.
22926 (expand_transaction): Likewise.
22927 * Makefile.in (except.o): Add $(CFGLOOP_H).
22928 (expr.o): Likewise.
22929 (cgraph.o): Likewise.
22930 (cprop.o): Likewise.
22931 (cfgexpand.o): Likewise.
22932 (cfganal.o): Likewise.
22933 (trans-mem.o): Likewise.
22934 (tree-eh.o): Likewise.
22936 2012-03-28 Georg-Johann Lay <avr@gjlay.de>
22939 * config/avr/avr.c (TARGET_BUILTIN_DECL): New define.
22940 (avr_builtin_decl): New static function.
22941 (struct avr_builtin_description, avr_bdesc): Move up.
22942 Add GTY marker. Add field fndecl. Remove redundant field id.
22943 (avr_init_builtins): Initialize avr_bdesc[ID].fndecl.
22944 (avr_expand_builtin): Code cleanup because .id is removed.
22946 2012-03-28 Georg-Johann Lay <avr@gjlay.de>
22949 * config.gcc (tm_file): Remove avr/multilib.h.
22951 * doc/invoke.texi (AVR Options): Adjust documentation of -mtiny-stack.
22953 * config/avr/genmultilib.awk: Remove code to generate multilib.h.
22954 (BEGIN): Use -msp8 as multilib option instead of -mtiny-stack.
22955 * config/avr/t-avr: Remove generation of multilib.h.
22956 * config/avr/t-multilib: Regenerate.
22957 * config/avr/multilib.h: Remove.
22958 * config/avr/avr.opt (-msp8): New option.
22959 (avr_sp8): New variable.
22960 * config/avr/driver-avr.c (avr_device_to_sp8): New function.
22961 * config/avr/avr.h (AVR_HAVE_SPH): New define.
22962 (AVR_HAVE_8BIT_SP): Also set by avr_sp8 i.e. -msp8.
22963 (avr_device_to_sp8): New prototype.
22964 (EXTRA_SPEC_FUNCTIONS): Add { "device_to_sp8", avr_device_to_sp8 }
22965 (DRIVER_SELF_SPECS): New define.
22966 * config/avr/avr-c.c (avr_cpu_cpp_builtins): New built-in defines:
22967 __AVR_SP8__, __AVR_HAVE_SPH__.
22968 * config/avr/avr.c (output_movhi): Use AVR_HAVE_SPH instead of
22969 AVR_HAVE_8BIT_SP to decide if SP_H is present.
22970 (avr_file_start): Ditto.
22972 2012-03-28 Jakub Jelinek <jakub@redhat.com>
22975 * config/i386/sse.md (sse2_loadlpd splitter): Use offset 0
22976 instead of 8 in adjust_address.
22978 2012-03-27 Aurelien Buhrig <aurelien.buhrig.gcc@gmail.com>
22980 PR middle-end/51893
22981 * expmed.c (store_bit_field_1): Fix wordnum value for big-endian
22984 2012-03-27 Oleg Endo <olegendo@gcc.gnu.org>
22987 * config/sh/sh.c (sh_legitimize_address, sh_legitimize_reload_address):
22988 Rearrange conditional logic. Move displacement address calculations
22990 (sh_find_mov_disp_adjust): ... this new function.
22992 2012-03-27 H.J. Lu <hongjiu.lu@intel.com>
22994 * config/arm/arm.opt (mapcs): Remove MaskExists.
22995 * config/cris/linux.opt (mno-gotplt): Likewise.
22996 * config/i386/i386.opt (mhard-float): Likewise.
22998 (mno-sse4): Likewise.
22999 * config/m68k/m68k.opt (mhard-float): Likewise.
23000 * config/mep/mep.op (mcop32): Likewise.
23001 * config/pa/pa-hpux.opt (msio): Likewise.
23002 * config/pa/pa64-hpux.opt (mgnu-ld): Likewise.
23003 * config/picochip/picochip.opt (mlittle): Likewise.
23004 * config/sh/sh.opt (mrenesas): Likewise.
23005 * config/sparc/long-double-switch.opt (mlong-double-128): Likewise.
23006 * config/sparc/sparc.opt (mhard-float): Likewise.
23007 * config/v850/v850.opt (mv850es): Likewise.
23008 * config/vax/vax.opt (mg-float): Likewise.
23010 2012-03-27 Martin Jambor <mjambor@suse.cz>
23012 PR middle-end/52693
23013 * tree-sra.c (sra_modify_assign): Do not call
23014 load_assign_lhs_subreplacements when working with an unscalarizable
23017 2012-03-27 Uros Bizjak <ubizjak@gmail.com>
23020 * config/i386/i386-protos.h (ix86_legitimize_reload_address):
23022 * config/i386/i386.h (LEGITIMIZE_RELOAD_ADDRESS): New define.
23023 * config/i386/i386.c: Include reload.h.
23024 (ix86_legitimize_reload_address): New function.
23026 2012-03-27 H.J. Lu <hongjiu.lu@intel.com>
23028 * opth-gen.awk: Allocated a bit for Mask and InverseMask if it
23029 hasn't been allocated. Define a target macro for Mask and
23030 InverseMask if it hasn't been defined. Remove MaskExists handling.
23032 * doc/options.texi: Remove MaskExists.
23034 2012-03-27 Chung-Lin Tang <cltang@codesourcery.com>
23037 * config/sh/sh.c (find_barrier): Add equality check of last_got
23038 to avoid going above orig insn. Update comments.
23040 2012-03-27 Richard Guenther <rguenther@suse.de>
23042 PR middle-end/52720
23043 * fold-const.c (try_move_mult_to_index): Handle &x.array more
23046 2012-03-27 Eric Botcazou <ebotcazou@adacore.com>
23048 * expmed.c (store_bit_field): Assert that BITREGION_START is a multiple
23049 of a unit before computing the offset in units.
23050 * expr.c (get_bit_range): Return the null range if the enclosing record
23051 is part of a larger bit field.
23053 2012-03-27 Tristan Gingold <gingold@adacore.com>
23055 * config/ia64/vms.h (CASE_VECTOR_MODE): Define.
23056 * config/ia64/ia64.md: Remove mode in template.
23057 Sign extend operand in expand_simple_binop.
23058 * config/ia64/ia64.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use
23059 CASE_VECTOR_MODE instead of TARGET_ILP32.
23060 (ADDR_VEC_ALIGN): Make it depends on CASE_VECTOR_MODE.
23062 2012-03-26 Steven Bosscher <steven@gcc.gnu.org>
23064 * varasm.c (assemble_external): #if 0 out the new assert from the
23065 previous commit, it breaks the Java and Go front ends.
23067 2012-03-26 Steven Bosscher <steven@gcc.gnu.org>
23069 * toplev.c (check_global_declaration_1): Do not call assemble_external.
23070 * expr.c (emit_block_move_libcall_fn): Likewise.
23071 (clear_storage_libcall_fn): Likewise.
23072 (expand_expr_addr_expr_1): Likewise.
23073 (expand_expr_real_1): Likewise.
23074 * calls.c (rtx_for_function_call): Likewise.
23076 * varasm.c (assemble_external): Assert this function is only called
23077 during or after expanding to RTL.
23079 2012-03-26 Martin Jambor <mjambor@suse.cz>
23081 PR tree-optimization/50052
23082 * tree-sra.c (tree_non_aligned_mem_p): Removed.
23083 (tree_non_aligned_mem_for_access_p): Likewise.
23084 (build_accesses_from_assign): Removed strict alignment requirements
23086 (access_precludes_ipa_sra_p): Likewise.
23088 2012-03-26 Richard Guenther <rguenther@suse.de>
23090 PR tree-optimization/52701
23091 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Always
23092 compute and set the evolution part of PHI nodes.
23094 2012-03-26 Richard Guenther <rguenther@suse.de>
23096 PR tree-optimization/52721
23097 * tree-vect-stmts.c (vect_init_vector): Handle scalars.
23099 2012-03-26 Ulrich Weigand <ulrich.weigand@linaro.org>
23101 PR tree-optimization/52686
23102 * tree-vect-data-refs.c (vect_get_smallest_scalar_type): Handle
23105 2012-03-26 Tristan Gingold <gingold@adacore.com>
23107 * config/alpha/vms.h (LINK_SPEC): Simplify.
23108 (STARTFILE_SPEC): Remove -mvms-return-codes handling.
23109 (NAME__MAIN, SYMBOL__MAIN): Remove.
23110 (VMS_DEBUG_MAIN_POINTER): Remove.
23111 * config/ia64/vms.h: Likewise.
23112 * config/alpha/alpha.c (alpha_start_function): Move vms_debug_main
23113 code to vms.c. Call vms_start_function.
23114 * config/ia64/ia64.c (ia64_start_function): Likewise.
23115 * config/vms/vms-protos.h (vms_start_function): Declare.
23116 * config/vms/vms.c (vms_start_function): New function.
23117 * config/vms/vms.h (MATH_LIBRARY): Define.
23118 (VMS_DEBUG_MAIN_POINTER): Define.
23120 2012-03-26 Eric Botcazou <ebotcazou@adacore.com>
23122 PR rtl-optimization/52629
23123 * reload1.c (count_pseudo): Short-circuit common case.
23124 (count_spilled_pseudo): Return early for pseudos without hard regs.
23125 Assert that the pseudo has got a hard reg before manipulating it.
23127 2012-03-24 Jan Hubicka <jh@suse.cz>
23130 * varpool.c (varpool_finalize_decl): Handle toplevel_reorder here.
23131 (decide_is_variable_needed): Do not handle toplevel reorder here.
23132 * cgraph.h (varpool_can_remove_if_no_refs): Likewise.
23133 * ipa.c (cgraph_remove_unreachable_nodes): Remove unreachable vars
23136 2012-03-24 Eric Botcazou <ebotcazou@adacore.com>
23138 * expr.c (optimize_bitfield_assignment_op) <BIT_IOR_EXPR>: Use str_mode
23139 and str_bitsize instead of more convoluted expressions.
23141 2012-03-24 Eric Botcazou <ebotcazou@adacore.com>
23144 * config/sparc/sparc.h (ASM_CPU_SPEC): Pass -Av8 if -mcpu=leon.
23146 2012-03-24 Eric Botcazou <ebotcazou@adacore.com>
23149 * config/sparc/sparc.c (sparc_handle_vis_mul8x16): Fix pasto.
23151 2012-03-23 Martin Jambor <mjambor@suse.cz>
23153 * tree-sra.c (build_accesses_from_assign): Remove FIXME comment.
23155 2012-03-23 Richard Guenther <rguenther@suse.de>
23157 PR tree-optimization/52678
23158 * tree-vectorizer.h (struct _stmt_vec_info): Add
23159 loop_phi_evolution_part member.
23160 (STMT_VINFO_LOOP_PHI_EVOLUTION_PART): New define.
23161 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Initialize
23162 STMT_VINFO_LOOP_PHI_EVOLUTION_PART.
23163 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
23164 Use the cached evolution part and the PHI nodes value from
23165 the loop preheader edge instead of re-analyzing the evolution.
23167 2012-03-22 Maxim Kuvyrkov <maxim@codesourcery.com>
23169 * config/mips/mips-tables.opt: Update.
23170 * config/mips/mips.md (processor): Add xlp.
23171 * config/mips/mips-cpus.def: Add xlp.
23172 * config/mips/mips.c (mips_rtx_cost_data): Add costs for XLP, copy from
23174 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Handle xlp.
23175 * doc/invoke.texi: Mention XLP.
23177 2012-03-22 Jakub Jelinek <jakub@redhat.com>
23179 PR middle-end/52547
23180 * tree-nested.c (convert_tramp_reference_stmt): Call declare_vars
23181 on any new_local_var_chain vars declared during recursing on
23182 GIMPLE_OMP_PARALLEL or GIMPLE_OMP_TASK body.
23184 2012-03-22 Uros Bizjak <ubizjak@gmail.com>
23186 * config/alpha/alpha.h (ASM_OUTPUT_ALIGN): Move to config/alpha/elf.h
23187 (ASM_OUTPUT_SKIP): Move to config/alpha/vms.h
23188 (ASM_OUTPUT_LOCAL): Ditto.
23189 (ASM_OUTPUT_COMMON): Remove.
23190 * config/alpha/elf.h (ASM_OUTPUT_DEF_FROM_DECLS): Use ASM_OUTPUT_DEF.
23191 * config/alpha/vms.h (ASM_OUTPUT_ALIGN): Do not undefine before define.
23193 2012-03-22 Jan Hubicka <jh@suse.cz>
23195 PR middle-end/51737
23196 * cgraph.c (cgraph_remove_node_and_inline_clones): Add FORBIDDEN_NODE
23198 * cgraph.h (cgraph_remove_node_and_inline_clones): Update prototype.
23199 * ipa-inline-transform.c (save_inline_function_body): Remove
23200 copied clone if needed.
23201 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Update.
23203 2012-03-22 Richard Guenther <rguenther@suse.de>
23205 PR middle-end/52666
23206 * fold-const.c (fold_ternary_loc): Fix typo.
23208 2012-03-22 Georg-Johann Lay <avr@gjlay.de>
23211 * config/avr/avr.md (unspec): Remove UNSPEC_MEMORY_BARRIER.
23212 (unspecv): Add UNSPECV_MEMORY_BARRIER.
23213 (cli_sei): Use unspec_volatile instead of unspec for memory barrier.
23214 (delay_cycles_1, delay_cycles_2): Ditto.
23215 (delay_cycles_3, delay_cycles_4): Ditto.
23216 (nopv, *nopv): Ditto.
23217 (sleep, *sleep): Ditto.
23218 (wdr, *wdr): Ditto.
23220 2012-03-22 Richard Guenther <rguenther@suse.de>
23222 PR tree-optimization/52548
23223 * tree-ssa-pre.c (valid_in_sets): Remove handling of invalidation
23224 because of clobbers.
23225 (prune_clobbered_mems): New function.
23226 (compute_antic_aux): Use it to prune ANTIC_OUT.
23227 (compute_partial_antic_aux): Use it to prune PA_IN.
23228 (compute_avail): Only insert expressions into EXP_GEN that are not
23229 invalidated when translated up to the beginning of the block.
23231 2012-03-22 Richard Guenther <rguenther@suse.de>
23233 PR tree-optimization/52638
23234 * tree-vect-stmts.c (vect_init_vector_1): New function, split
23236 (vect_init_vector): ... here. Handle scalar vector inits.
23237 (vect_get_vec_def_for_operand): Adjust.
23238 (vectorizable_load): Likewise.
23240 2012-03-22 Uros Bizjak <ubizjak@gmail.com>
23242 * config.gcc (alpha*-*-linux*): Add elfos.h to tm_file.
23243 (alpha*-*-freebsd*): Ditto.
23244 (alpha*-*-netbsd*): Ditto.
23245 (alpha*-*-openbsd*): Ditto.
23246 * config/alpha/elf.h (OBJECT_FORMAT_ELF): Remove.
23247 (DWARF2_DEBUGGING_INFO): Remove.
23248 (PREFERRED_DEBUGGING_TYPE): Remove.
23249 (ASM_FINAL_SPEC): Remove.
23250 (IDENT_ASM_OP): Remove.
23251 (ASM_OUTPUT_IDENT): Remove.
23252 (SKIP_ASM_OP): Remove.
23253 (ASM_OUTPUT_SKIP): Remove.
23254 (ALIGN_ASM_OP): Remove.
23255 (ASM_OUTPUT_BEFORE_CASE_LABEL): Remove.
23256 (ASM_OUTPUT_CASE_LABEL): Remove.
23257 (ASM_OUTPUT_EXTERNAL_LIBCALL): Remove.
23258 (COMMON_ASM_OP): Remove.
23259 (ASM_OUTPUT_ALIGNED_COMMON): Remove.
23260 (ASCII_DATA_ASM_OP): Remove.
23261 (READONLY_DATA_SECTION_ASM_OP): Remove.
23262 (INIT_SECTION_ASM_OP): Remove.
23263 (FINI_SECTION_ASM_OP): Remove.
23264 (ASM_SECTION_START_OP): Remove.
23265 (ASM_OUTPUT_SECTION_START_FILE): Remove.
23266 (TARGET_ASM_NAMED_SECTION): Remove.
23267 (TARGET_ASM_SELECT_SECTION): Remove.
23268 (MAKE_DECL_ONE_ONLY): Remove.
23269 (TYPE_ASM_OP): Remove.
23270 (SIZE_ASM_OP): Remove.
23271 (ASM_WEAKEN_LABEL): Remove.
23272 (TYPE_OPERAND_FMT): Remove.
23273 (ASM_DECLARE_RESULT): Remove.
23274 (ASM_DECLARE_OBJECT_NAME): Remove.
23275 (ASM_FINISH_DECLARE_OBJECT): Remove.
23276 (ELF_ASCII_ESCAPES): Remove.
23277 (ELF_STRING_LIMIT): Remove.
23278 (STRING_ASM_OP): Remove.
23279 (ASM_OUTPUT_EXTERNAL): Remove.
23280 (TARGET_ASM_FILE_START_FILE_DIRECTIVE): Redefine to false.
23281 * config/alpha/alpha.h (PCC_BITFIELD_TYPE_MATTERS): Undefine
23283 (ASM_DECLARE_FUNCTION_NAME): Ditto.
23284 (ASM_DECLARE_FUNCTION_SIZE): Ditto.
23285 (ASM_GENERATE_INTERNAL_LABEL): Ditto.
23286 (ASM_OUTPUT_SKIP): Ditto.
23287 (READONLY_DATA_SECTION_ASM_OP): Remove.
23288 (USER_LABEL_PREFIX): Remove.
23289 (ASM_OUTPUT_ASCII): Remove.
23290 (ASM_OUTPUT_CASE_LABEL): Remove.
23291 (NO_DOLLAR_IN_LABEL): Undefine.
23293 2012-03-22 Richard Guenther <rguenther@suse.de>
23295 PR tree-optimization/52459
23296 * tree-ssa-pre.c (inhibit_phi_insertion): Do not inhibit
23297 PHI insertion for calls.
23299 2012-03-21 Steven Bosscher <steven@gcc.gnu.org>
23301 * cse.c (invalidate_from_sets_and_clobbers, try_back_substitute_reg,
23302 find_sets_in_insn, canonicalize_insn): Split out from ...
23303 (cse_insn): ... here.
23304 (invalidate_from_clobbers): Take an insn instead of the pattern.
23306 2012-03-21 Oleg Endo <olegendo@gcc.gnu.org>
23309 * config/sh/sh-protos.h (sh_fsca_df2int): Remove.
23310 * config/sh/sh.c (sh_fsca_df2int_rtx, sh_fsca_df2int): Remove.
23311 * config/sh/sh.md (sindf2, cosdf2): Remove.
23313 2012-03-21 Kaz Kojima <kkojima@gcc.gnu.org>
23316 * config/sh/sh.c (sh_expand_prologue): Emit blockage at the end of
23317 prologue for unwinder and profiler.
23319 2012-03-21 Andreas Tobler <andreast@fgznet.ch>
23321 * configure.ac (HAVE_LD_NO_DOT_SYMBOLS): Add powerpc64-*-freebsd*.
23322 Introduce emul_name to select the right linker emulation for
23323 powerpc64-*-freebsd*.
23324 * configure: Regenerate.
23325 * config.gcc: Add bits to support powerpc64-*-freebsd*.
23326 * config/rs6000/freebsd.h (POWERPC_FREEBSD): Define.
23327 * config/rs6000/freebsd64.h: New file.
23328 * config/rs6000/rs6000.c (rs6000_option_override_internal): Use
23330 (rs6000_savres_strategy): Likewise.
23331 (rs6000_savres_routine_name): Likewise.
23332 (rs6000_elf_file_end): Likewise.
23333 * config/rs6000/t-freebsd64: New file.
23334 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Set the
23335 rs6000_current_abi for 64-bit FreeBSD to ABI_AIX.
23337 * config/rs6000/freebsd64.h: Remove duplicated entries from last
23339 * config/rs6000/t-freebsd64: Likewise.
23341 2012-03-21 Georg-Johann Lay <avr@gjlay.de>
23343 PR rtl-optimization/52543
23345 * config/avr/avr-protos.h (avr_load_lpm): New prototype.
23346 * config/avr/avr.c (avr_mode_dependent_address_p): New function.
23347 (TARGET_MODE_DEPENDENT_ADDRESS_P): New define.
23348 (avr_load_libgcc_p): Restrict to __flash loads.
23349 (avr_out_lpm): Only handle 1-byte loads from __flash.
23350 (avr_load_lpm): New function.
23351 (avr_find_unused_d_reg): Remove.
23352 (avr_out_lpm_no_lpmx): Remove.
23353 (adjust_insn_length): Handle ADJUST_LEN_LOAD_LPM.
23354 * config/avr/avr.md (unspec): Add UNSPEC_LPM.
23355 (load_<mode>_libgcc): Use UNSPEC_LPM instead of MEM.
23356 (load_<mode>, load_<mode>_clobber): New insns.
23357 (mov<mode>): For multi-byte move from non-generic
23358 16-bit address spaces: Expand to load_<mode> resp.
23359 load_<mode>_clobber.
23360 (load<mode>_libgcc): Remove expander.
23361 (split-lpmx): Remove split.
23363 2012-03-21 Richard Earnshaw <rearnsha@arm.com>
23365 * neon.md (neon_vget_lanev2di): Use gen_lowpart and gen_highpart.
23366 * config/arm/neon.ml (Fixed_return_reg): Renamed to fixed_vector_reg.
23367 All callers changed.
23368 (Fixed_core_reg): New feature.
23369 (Vget_lane [sizes S64 and U64]): Add Fixed_core_reg. Allow fmrrd in
23371 * neon-testgen.ml: Handle Fixed_core_reg.
23373 2012-03-21 Andrew Stubbs <ams@codesourcery.com>
23375 * config/arm/arm.c (thumb2_reorg): Add complete support
23376 for 16-bit instructions.
23377 * config/arm/thumb2.md: Delete obsolete flag-clobbering peepholes.
23379 2012-03-21 Richard Guenther <rguenther@suse.de>
23381 PR tree-optimizer/52636
23382 * tree-vect-slp.c (vect_get_constant_vectors): Convert constants
23383 to the appropriate type.
23385 2012-03-21 Richard Guenther <rguenther@suse.de>
23387 * Makefile.in (cfgexpand.o): Add $(REGS_H) and $(INTEGRATE_H)
23389 * cfgexpand.c (gimple_expand_cfg): Fold in pass_init_function,
23390 pass_jump, pass_initial_value_sets and pass_unshare_all_rtl.
23391 * passes.c (init_optimization_passes): Remove pass_init_function,
23392 pass_jump, pass_initial_value_sets and pass_unshare_all_rtl.
23393 * tree-pass.h (pass_init_function): Remove.
23394 (pass_jump): Remove.
23395 (pass_initial_value_sets): Remove.
23396 (pass_unshare_all_rtl): Remove.
23397 * integrate.c (pass_initial_value_sets): Remove.
23398 * emit-rtl.c (pass_unshare_all_rtl): Remove.
23399 * tree.h (init_function_for_compilation): Remove.
23400 * function.c (init_function_for_compilation): Remove.
23401 (pass_init_function): Remove.
23402 * cfgcleanup.c (rest_of_handle_jump): Remove.
23403 (pass_jump): Remove.
23405 2012-03-20 Jason Merrill <jason@redhat.com>
23407 * tree-streamer-in.c (streamer_alloc_tree): Call
23408 ggc_alloc_zone_cleared_tree_node instead of
23409 ggc_alloc_zone_cleared_tree_node_stat.
23411 2012-03-20 Jonathan Wakely <jwakely.gcc@gmail.com>
23413 * doc/extend.texi (Template Instantiation): Remove anachronisms.
23415 2012-03-20 Jakub Jelinek <jakub@redhat.com>
23418 * config/i386/i386.c (expand_vec_perm_vperm2f128): New function.
23419 (ix86_expand_vec_perm_const_1): Call it.
23421 * config/i386/i386.c (vselect_insn): New variable.
23422 (init_vselect_insn): New function.
23423 (expand_vselect, expand_vselect_insn): Add testing_p argument.
23424 Call init_vselect_insn if vselect_insn is NULL. Adjust
23425 PATTERN (vselect_insn), instead of creating a new insn each time,
23426 only emit a copy of it if not testing and recog has been successful.
23427 (expand_vec_perm_pshufb, expand_vec_perm_1,
23428 expand_vec_perm_pshuflw_pshufhw, expand_vec_perm_broadcast_1): Adjust
23432 * config/i386/i386.md ("isa" attribute): Add avx2 and noavx2.
23433 ("enabled" attribute): Handle avx2 and noavx2 isas.
23434 * config/i386/sse.md (avx2_vec_dupv8sf_1, avx2_pbroadcast<mode>_1):
23436 (vec_dup<mode>): Add avx2 =x,x alternative.
23437 (vec_dup<mode> splitter): Don't split if TARGET_AVX2.
23438 (*avx_vperm_broadcast_<mode>): Don't split V4DFmode if TARGET_AVX2.
23439 For TARGET_AVX2, V8SFmode and elt == 0 split into vbroadcastss.
23440 * config/i386/i386.c (expand_vec_perm_pshufb): Emit also vpermps
23442 (expand_vec_perm_1): For broadcasts, use avx2_pbroadcast<mode>_1
23443 if possible, handle also V8SFmode.
23445 2012-03-20 Richard Earnshaw <rearnsha@arm.com>
23447 * arm/predicates.md (zero_operand, reg_or_zero_operand): New predicates.
23448 * arm/neon.md (neon_vceq<mode>, neon_vcge<mode>): Use
23449 reg_or_zero_operand predicate.
23450 (neon_vcle<mode>, neon_vclt<mode>): Use zero_operand predicate.
23452 2012-03-20 Jakub Jelinek <jakub@redhat.com>
23454 * config/i386/i386.c (ix86_decompose_address) <case ZERO_EXTEND>:
23455 If operand isn't UNSPEC, return 0.
23457 2012-03-20 Richard Guenther <rguenther@suse.de>
23459 * tree-pass.h (pass_rtl_eh): Remove.
23460 * except.c (gate_handle_eh): Likewise.
23461 (rest_of_handle_eh): Likewise.
23462 (pass_rtl_eh): Likewise.
23463 (finish_eh_generation): Export.
23464 * except.h (finish_eh_generation): Declare.
23465 * passes.c (init_optimization_passes): Remove pass_rtl_eh.
23466 * cfgexpand.c (gimple_expand_cfg): Call finish_eh_generation
23467 after expanding stack alignment. Instead of compacting blocks
23470 2012-03-20 Richard Guenther <rguenther@suse.de>
23472 * stor-layout.c (finish_bitfield_representative): Fallback
23473 to conservative maximum size if the padding up to the next
23474 field cannot be computed as a constant.
23475 (finish_bitfield_layout): If we cannot compute the distance
23476 between the start of the bitfield representative and the
23477 bitfield member start a new representative.
23478 * expr.c (get_bit_range): The distance between the start of
23479 the bitfield representative and the bitfield member is zero
23480 if the field offsets are not constants.
23482 2012-03-20 Tristan Gingold <gingold@adacore.com>
23484 * tree.h (enum size_type_kind): Add stk_ prefix to constants,
23485 convert in lowercase.
23486 (sizetype_tab, sizetype, bitsizetype, ssizetype, sbitsizetype)
23487 (size_int, ssize_int, bitsize_int, sbitsize_int): Adjust.
23488 * stor-layout.c (sizetype_tab): Adjust.
23489 (initialize_sizetypes): Use SIZETYPE instead of SIZE_TYPE.
23490 * tree-streamer.c (preload_common_nodes): Use stk_type_kind_last
23491 instead of type_kind_last.
23492 * tree-scalar-evolution.c (interpret_rhs_expr): Use size_int
23493 instead of size_int_kind.
23494 * doc/tm.texi.in (Type Layout): Document SIZETYPE.
23495 * doc/tm.texi: Regenerate.
23496 * defaults.h (SIZETYPE): Provide a default value.
23497 * config/vms/vms.h (SIZE_TYPE): Define as "unsigned int".
23498 (SIZETYPE): Define.
23500 2012-03-20 Oleg Endo <olegendo@gcc.gnu.org>
23502 * config/sh/sh.md: Use braced string notation where applicable.
23504 2012-03-19 Uros Bizjak <ubizjak@gmail.com>
23506 * config/i386/i386.md (allocate_stack): Simplify.
23508 2012-03-19 Uros Bizjak <ubizjak@gmail.com>
23510 * builtins.c (expand_builtin_cexpi): Use copy_addr_to_reg instead of
23511 copy_to_mode_reg (Pmode, ...).
23512 (expand_builtin_frame_address): Ditto.
23513 * expr.c (emit_block_move_via_libcall): Ditto.
23514 (set_storage_via_libcall): Ditto.
23516 * config/i386/i386.c (ix86_expand_movmem): Ditto.
23517 (ix86_expand_setmem): Ditto.
23518 (ix86_trampoline_init): DItto.
23519 * config/i386/i386.md (cmpstrnsi): Ditto.
23521 2012-03-19 Sandra Loosemore <sandra@codesourcery.com>
23523 * config/sh/sh.opt (madjust-unroll): Mark as ignored/obsolete.
23524 * config/sh/sh.h (TARGET_OPT_DEFAULT): Don't use MASK_ADJUST_UNROLL.
23525 * doc/invoke.texi (Option Summary): Remove -madjust-unroll.
23526 (SH Options): Likewise.
23528 2012-03-19 Uros Bizjak <ubizjak@gmail.com>
23530 * config/i386/i386.c (get_thread_pointer): Add tp_mode argument.
23531 Generate ZERO_EXTEND in place if GET_MODE (tp) != tp_mode.
23532 (legitimize_tls_address) <TLS_MODEL_INITIAL_EXEC>: Always generate
23533 DImode UNSPEC_GOTNTPOFF references on TARGET_64BIT.
23534 (ix86_decompose_address): Allow zero extended UNSPEC_TP references.
23537 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
23539 * config/i386/i386.h (TARGET_TLS_INDIRECT_SEG_REFS): New.
23540 * config/i386/i386.c (ix86_decompose_address): Use
23541 TARGET_TLS_INDIRECT_SEG_REFS to prevent %fs:(%reg) addresses.
23542 (legitimize_tls_address): Use TARGET_TLS_INDIRECT_SEG_REFS to load
23543 thread pointer to a register.
23546 2012-03-10 H.J. Lu <hongjiu.lu@intel.com>
23548 * config/i386/i386.c (ix86_decompose_address): Disallow fs:(reg)
23549 if Pmode != word_mode.
23550 (legitimize_tls_address): Call gen_tls_initial_exec_x32 if
23551 Pmode == SImode for TARGET_X32.
23553 * config/i386/i386.md (UNSPEC_TLS_IE_X32): New.
23554 (tls_initial_exec_x32): Likewise.
23556 2012-03-19 Oleg Endo <olegendo@gcc.gnu.org>
23559 * config/sh/sh.h (CONST_OK_FOR_K04, CONST_OK_FOR_K12, DISP_ADDR_P,
23560 DISP_ADDR_OFFSET): New macros.
23561 * config/sh/sh.c (sh_address_cost): Add SH2A special case.
23562 (sh_legitimate_index_p): Allow QImode displacements for non-SH2A.
23563 (sh_legitimize_address): Add QImode displacement handling.
23564 (sh_cannot_change_mode_class): Disallow GENERAL_REGS for SFmode
23566 (sh_secondary_reload): Add QImode displacement handling.
23567 * config/sh/predicates.md (movsrc_no_disp_mem_operand): New predicate.
23568 * config/sh/constraints.md (K04, Snd, Sdd): New constraints.
23569 * config/sh/sh.md (extendqisi2): Remove constraints from expander.
23570 (*extendqisi2_compact): Rename to *extendqisi2_compact_reg, restrict
23571 to register operands only.
23572 (*extendqisi2_compact_mem_disp, *extendqisi2_compact_snd): New insns.
23573 (extendqihi2): Change insn to expander.
23574 (*extendqihi2_compact_reg): New insn.
23575 (movqi_i, movqi): Replace with ...
23576 (movqi, *movqi_reg_reg, *movqi_store_mem_disp12,
23577 *movqi_load_mem_disp, *movqi_load_mem_disp): ... these.
23578 Add new peepholes for QImode displacement addressing.
23580 2012-03-19 Paolo Carlini <paolo.carlini@oracle.com>
23583 * doc/invoke.texi: Document -Wuseless-cast.
23585 2012-03-19 Eric Botcazou <ebotcazou@adacore.com>
23587 * tree.def (REALPART_EXPR, IMAGPART_EXPR, VIEW_CONVERT_EXPR): Move.
23588 * tree.h (handled_component_p): Reorder cases.
23589 * dwarf2out.c (loc_list_for_address_of_addr_expr_of_indirect_ref): Do
23590 not initialize unsignedp.
23591 (loc_list_from_tree): Likewise.
23592 (fortran_common): Likewise.
23593 * simplify-rtx.c (delegitimize_mem_from_attrs): Likewise.
23595 2012-03-19 Uros Bizjak <ubizjak@gmail.com>
23597 * config/i386/i386.c (ix86_expand_prologue) <CM_LARGE_PIC>: Use Pmode
23598 mode consistently. Use ix86_gen_add3. Assert that Pmode == DImode.
23599 (ix86_expand_split_stack_prologue): Use ix86_gen_add3.
23600 (ix86_split_long_move): Ditto.
23601 (legitimize_tls_address): Use ix86_gen_sub3.
23602 (construct_plt_address): Assert that Pmode == DImode.
23604 2012-03-18 Uros Bizjak <ubizjak@gmail.com>
23606 * config/i386/i386.md: Remove empty predicates and/or constraints.
23607 * config/i386/sync.md: Ditto.
23608 * config/i386/sse.md: Ditto.
23609 * config/i386/mmx.md: Ditto.
23610 * config/i386/pentium.md: Ditto.
23611 * config/i386/athlon.md: Ditto.
23613 2012-03-16 Richard Guenther <rguenther@suse.de>
23615 PR tree-optimization/52603
23616 * tree-vect-data-refs.c (vect_can_force_dr_alignment_p): Clarify
23620 2012-03-14 Richard Guenther <rguenther@suse.de>
23622 PR tree-optimization/52571
23623 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Move
23624 flag_section_anchors check ...
23625 (vect_can_force_dr_alignment_p): ... here.
23627 2012-03-16 Martin Jambor <mjambor@suse.cz>
23629 * expr.c (expand_expr_real_1): Handle misaligned scalar reads from
23630 memory through MEM_REFs by calling extract_bit_field.
23632 2012-03-16 Richard Guenther <rguenther@suse.de>
23634 * fold-const.c (native_interpret_expr): Also support POINTER_TYPE
23635 and REFERENCE_TYPE interpretations.
23636 (can_native_interpret_type_p): New function.
23637 (fold_ternary_loc): Use native encode/interpret to fold
23638 BIT_FIELD_REFs of constants.
23640 2012-03-16 Richard Guenther <rguenther@suse.de>
23642 PR middle-end/52584
23643 * fold-const.c (fold_ternary_loc): Fold vector typed BIT_FIELD_REFs
23644 of vector constants and constructors.
23646 2012-03-16 Richard Guenther <rguenther@suse.de>
23648 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Use
23649 VIEW_CONVERT_EXPR to convert constants.
23650 (vect_is_simple_use): Treat all constants as vec_constant_def.
23652 2012-03-16 Richard Guenther <rguenther@suse.de>
23653 Kai Tietz <ktietz@redhat.com>
23655 PR middle-end/48814
23656 * gimplify.c (gimplify_self_mod_expr): Evaluate postfix
23657 side-effects completely in the pre-queue and use a temporary
23660 2012-03-16 Richard Guenther <rguenther@suse.de>
23662 * stor-layout.c (finish_bitfield_representative): Fall back
23663 to the conservative maximum size if we cannot compute the
23664 size of the tail padding.
23666 2012-03-16 Tristan Gingold <gingold@adacore.com>
23668 * config/vms/vms.h (TARGET_OS_CPP_BUILTINS): Define
23669 __CRTL_VER and __VMS_VER.
23670 * config/vms/vms-protos.h: Declare vms_c_get_crtl_ver
23671 and vms_c_get_vms_ver.
23672 * config/vms/vms-c.c (vms_c_get_crtl_ver, vms_c_get_vms_ver): New
23674 * config/alpha/vms.h (VMS_DEFAULT_CRTL_VER)
23675 (VMS_DEFAULT_VMS_VER): Define.
23676 * config/ia64/vms.h (VMS_DEFAULT_CRTL_VER)
23677 (VMS_DEFAULT_VMS_VER): Define.
23679 2012-03-16 Richard Guenther <rguenther@suse.de>
23681 * tree-vect-loop.c (get_initial_def_for_induction): Use
23682 build_constructor directly.
23683 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Use
23684 build_vector_from_val.
23685 * tree.c (build_vector_from_val): Avoid creating a constructor
23686 first when we want a constant vector.
23688 2012-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
23690 * doc/install.texi (Specific, *-*-solaris2*): Improve wording.
23692 2012-03-16 Richard Guenther <rguenther@suse.de>
23694 * tree.h (TREE_VECTOR_CST_ELTS): Remove.
23695 (VECTOR_CST_NELTS, VECTOR_CST_ELTS, VECTOR_CST_ELT): New defines.
23696 (struct tree_vector): Remove elements member, add variable size
23698 (build_vector_stat): Declare.
23699 (build_vector): Define in terms of build_vector_stat.
23700 * tree.c (build_vector): Rename to ...
23701 (build_vector_stat): ... this. Take array of trees as parameter.
23702 (build_vector_from_ctor): Adjust.
23703 (integer_zerop, integer_onep, integer_all_onesp, iterative_hash_expr,
23704 initializer_zerop): Adjust.
23705 * cfgexpand.c (expand_debug_expr): Likewise.
23706 * expr.c (categorize_ctor_elements_1, expand_expr_real_1,
23707 const_vector_from_tree): Likewise.
23708 * fold-const.c (const_binop, operand_equal_p, native_encode_vector,
23709 native_interpret_vector, fold_unary_loc, vec_cst_ctor_to_array,
23710 fold_vec_perm, fold_binary_loc, fold_ternary_loc): Likewise.
23711 * tree-streamer-in.c (streamer_alloc_tree): Handle TS_VECTOR.
23712 (lto_input_ts_vector_tree_pointers): Adjust.
23713 * tree-streamer-out.c (streamer_write_tree_header): Handle TS_VECTOR.
23714 (write_ts_vector_tree_pointers): Adjust.
23715 * varasm.c (const_hash_1, compare_constant, copy_constant,
23716 output_constant): Adjust.
23717 * gimple-fold.c (gimple_fold_stmt_to_constant_1): Adjust.
23718 * print-tree.c (print_node): Adjust.
23719 * tree-pretty-print.c (dump_generic_node): Adjust.
23720 * tree-vect-generic.c (uniform_vector_p, vector_element,
23721 lower_vec_perm): Adjust.
23722 * tree-vect-loop.c (get_initial_def_for_reduction): Adjust.
23723 * tree-vect-slp.c (vect_get_constant_vectors,
23724 vect_transform_slp_perm_load): Adjust.
23725 * tree-vect-stmts.c (vect_gen_perm_mask): Adjust.
23726 * expmed.c (make_tree): Adjust.
23727 * config/i386/i386.c (ix86_expand_builtin): Adjust.
23728 * config/sparc/sparc.c (sparc_handle_vis_mul8x16): Adjust interface
23729 and implementation.
23730 (sparc_fold_builtin): Adjust.
23732 2012-03-16 Tristan Gingold <gingold@adacore.com>
23734 * config.gcc (*-*-*vms*): Define use_gcc_stdint and tm_file.
23735 * config/vms/vms-stdint.h: New file.
23737 2012-03-16 Tristan Gingold <gingold@adacore.com>
23739 * config.host (alpha64-dec-*vms*, alpha*-dec-*vms*)
23740 (ia64-hp-*vms*): Replaced by ...
23741 (*-*-*vms*): ... This new entry.
23743 2012-03-15 Jakub Jelinek <jakub@redhat.com>
23746 * config/i386/i386.c (expand_vec_perm_vperm2f128_vblend): New function.
23747 (ix86_expand_vec_perm_const_1): Use it.
23750 * config/i386/sse.md (UNSPEC_VPERMDF): Remove.
23751 (avx2_permv4df): Remove.
23752 (avx2_permv4di): Macroize into...
23753 (avx2_perm<mode>): ... this using VI8F_256 iterator.
23754 (avx2_permv4di_1): Macroize into...
23755 (avx2_perm<mode>_1): ... this using VI8F_256 iterator.
23757 2012-03-15 Ulrich Weigand <ulrich.weigand@linaro.org>
23759 * combine.c (apply_distributive_law): Do not distribute SUBREG.
23761 2012-03-15 Ira Rosen <irar@il.ibm.com>
23762 Ulrich Weigand <ulrich.weigand@linaro.org>
23764 * tree-vect-patterns.c (widened_name_p): Rename to ...
23765 (type_conversion_p): ... this. Add new argument to determine
23766 if it's a promotion or demotion operation. Check for
23767 CONVERT_EXPR_CODE_P instead of NOP_EXPR.
23768 (vect_recog_dot_prod_pattern): Call type_conversion_p instead
23770 (vect_recog_widen_mult_pattern, vect_recog_widen_sum_pattern,
23771 vect_operation_fits_smaller_type, vect_recog_widen_shift_pattern):
23773 (vect_recog_mixed_size_cond_pattern): Likewise and allow
23774 non-constant then and else clauses.
23776 2012-03-15 Ira Rosen <irar@il.ibm.com>
23777 Ulrich Weigand <ulrich.weigand@linaro.org>
23779 * tree-vectorizer.h (vect_pattern_recog): Add new argument.
23780 * tree-vect-loop.c (vect_analyze_loop_2): Update call to
23781 vect_pattern_recog.
23782 * tree-vect-patterns.c (widened_name_p): Pass basic block
23783 info to vect_is_simple_use.
23784 (vect_recog_dot_prod_pattern): Fail for basic blocks.
23785 (vect_recog_widen_sum_pattern): Likewise.
23786 (vect_handle_widen_op_by_const): Support basic blocks.
23787 (vect_operation_fits_smaller_type,
23788 vect_recog_over_widening_pattern): Likewise.
23789 (vect_recog_vector_vector_shift_pattern): Support basic blocks.
23790 Update call to vect_is_simple_use.
23791 (vect_recog_mixed_size_cond_pattern): Support basic blocks.
23793 (check_bool_pattern): Add an argument, update call to
23794 vect_is_simple_use and the recursive calls.
23795 (vect_recog_bool_pattern): Update relevant function calls.
23797 (vect_mark_pattern_stmts): Update calls to new_stmt_vec_info.
23798 (vect_pattern_recog_1): Check for reduction only in loops.
23799 (vect_pattern_recog): Add new argument. Support basic blocks.
23800 * tree-vect-stmts.c (vectorizable_conversion): Pass basic block
23801 info to vect_is_simple_use_1.
23802 * tree-vect-slp.c (vect_get_and_check_slp_defs): Support basic blocks.
23803 (vect_slp_analyze_bb_1): Call vect_pattern_recog.
23805 2012-03-15 Jakub Jelinek <jakub@redhat.com>
23806 Andrew Pinski <apinski@cavium.com>
23808 PR middle-end/52592
23809 * builtins.c (expand_builtin_int_roundingfn_2): If expanding
23810 BUILT_IN_IR{INT,OUND}* using optab fails, emit lr{int,ound}*
23811 calls instead of __builtin_ir{int,ound}*.
23813 2012-03-15 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
23815 * doc/sourcebuild.texi (cleanup-modules, keep-modules): Update
23818 2012-03-15 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
23820 * config.gcc (target_type_format_char): New. Document it. Set it for
23822 * configure.ac (gnu_unique_option): Use target_type_format_char
23823 in test. Comment rationale.
23824 * configure: Regenerate .
23826 2012-03-15 Jakub Jelinek <jakub@redhat.com>
23828 PR tree-optimization/52267
23829 * tree-vrp.c (masked_increment): New function.
23830 (register_edge_assert_for_2): Derive ASSERT_EXPRs
23831 from (X & CST1) cmp CST2 tests.
23833 2012-03-15 Richard Guenther <rguenther@suse.de>
23835 PR middle-end/52580
23836 * tree-data-ref.c (subscript_dependence_tester_1): Check
23837 all dimensions for non-conflicting access functions.
23839 2012-03-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
23842 * doc/invoke.texi [C++ Language Options]: Document
23843 -ftemplate-backtrace-limit.
23845 2012-03-15 Tristan Gingold <gingold@adacore.com>
23847 * c-parser.c (c_parser_parameter_declaration): Handle #pragma
23848 before a parameter.
23850 2012-03-15 Tristan Gingold <gingold@adacore.com>
23852 * dwarf2out.c (gen_subprogram_die): Require dwarf unwinding to
23853 use DW_OP_call_frame_cfa.
23855 2012-03-14 H.J. Lu <hongjiu.lu@intel.com>
23858 * config/i386/i386-opts.h (pmode): New.
23860 * config/i386/i386.c (ix86_option_override_internal): Properly
23861 check and set ix86_pmode.
23863 * config/i386/i386.h (Pmode): Check ix86_pmode instead of TARGET_64BIT.
23865 * config/i386/i386.opt (maddress-mode=): New.
23867 * doc/invoke.texi: Document -maddress-mode=short|long for x86.
23869 2012-03-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
23871 * dwarf2cfi.c (def_cfa_0): Remove MIPS_DEBUGGING_INFO handling.
23872 (dwarf2out_do_cfi_asm): Likewise.
23873 * dwarf2out.c (output_call_frame_info): Remove MIPS_DEBUGGING_INFO
23875 (add_data_member_location_attribute): Likewise.
23876 (gen_array_type_die): Likewise.
23877 (gen_subprogram_die): Likewise.
23878 (gen_producer_string): Likewise.
23879 * sdbout.c (sdbout_begin_prologue): Declare unconditionally.
23880 Remove MIPS_DEBUGGING_INFO handling.
23881 (sdb_debug_hooks): Likewise.
23882 (sdbout_begin_block): Likewise.
23883 (sdbout_end_block): Likewise.
23884 (sdbout_begin_prologue): Likewise.
23885 (sdbout_start_source_file): Likewise.
23886 (sdbout_end_source_file): Likewise.
23887 (sdbout_init): Likewise.
23888 * system.h (MIPS_DEBUGGING_INFO): Poison.
23890 2012-03-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
23892 * config/alpha/alpha.c [HAVE_STAMP_H]: Remove.
23893 (alpha_file_start) [MS_STAMP]: Remove.
23895 * config/alpha/elf.h (TARGET_GAS): Remove.
23896 * config/alpha/freebsd.h (TARGET_DEFAULT): Remove.
23897 * config/alpha/linux.h (TARGET_DEFAULT): Remove.
23898 * config/alpha/netbsd.h (TARGET_DEFAULT): Remove.
23899 * config/alpha/vms.h (TARGET_DEFAULT): Remove.
23900 * config.gcc (alpha*-*-linux*): Remove target_cpu_default.
23901 (alpha*-*-freebsd*): Likewise.
23902 (alpha*-*-netbsd*): Likewise.
23903 (alpha*-*-openbsd*): Likewise.
23904 (alpha*-*-*): Remove target_cpu_default2.
23905 * config/alpha/alpha.c (alpha_output_filename): Remove !TARGET_GAS
23907 * config/alpha/alpha.h (TARGET_AS_CAN_SUBTRACT_LABELS): Remove.
23908 (TARGET_AS_SLASH_BEFORE_SUFFIX): Remove.
23909 * config/alpha/alpha.c (print_operand): Always assume
23910 TARGET_AS_SLASH_BEFORE_SUFFIX.
23911 * config/alpha/alpha.md ("*builtin_setjmp_receiver_er_sl_1"):
23912 Remove TARGET_AS_CAN_SUBTRACT_LABELS.
23913 ("*builtin_setjmp_receiver_er_1"): Remove.
23914 * config/alpha/alpha.opt (malpha-as): Remove.
23916 * doc/invoke.texi (Option Summary, DEC Alpha Options): Remove
23918 Remove DEC Unix reference.
23920 * config/alpha/alpha.h (OBJECT_FORMAT_COFF): Remove.
23921 (EXTENDED_COFF): Remove.
23922 * config/alpha/elf.h (OBJECT_FORMAT_COFF): Don't undef.
23923 (EXTENDED_COFF): Don't undef.
23924 * config/alpha/alpha.c (alpha_file_start): Always assume
23926 Don't set targetm.asm_file_start_file_directive.
23927 [!OBJECT_FORMAT_ELF]: Remove.
23928 (TARGET_ASM_FILE_START_FILE_DIRECTIVE): Remove.
23930 * config/alpha/alpha.h (SDB_DEBUGGING_INFO): Remove.
23931 (DBX_DEBUGGING_INFO): Remove.
23932 (MIPS_DEBUGGING_INFO): Remove.
23933 (PREFERRED_DEBUGGING_TYPE): Remove.
23934 (DBX_OUTPUT_SOURCE_LINE): Remove.
23935 (SDB_OUTPUT_SOURCE_LINE): Remove.
23936 (DBX_CONTIN_LENGTH): Remove.
23937 (NO_DBX_FUNCTION_END): Remove.
23938 (ASM_STABS_OP): Remove.
23939 (ASM_STABN_OP): Remove.
23940 (ASM_STABD_OP): Remove.
23941 (SDB_ALLOW_FORWARD_REFERENCES): Remove.
23942 (SDB_ALLOW_UNKNOWN_REFERENCES): Remove.
23943 (PUT_SDB_DEF): Remove.
23944 (PUT_SDB_PLAIN_DEF): Remove.
23945 (PUT_SDB_TYPE): Remove.
23946 (sdb_label_count): Remove.
23947 (PUT_SDB_BLOCK_START): Remove.
23948 (PUT_SDB_BLOCK_END): Remove.
23949 (PUT_SDB_FUNCTION_START): Remove.
23950 (PUT_SDB_FUNCTION_END): Remove.
23951 (PUT_SDB_EPILOGUE_END): Remove.
23952 * config/alpha/elf.h (SDB_DEBUGGING_INFO): Don't undef.
23953 (MIPS_DEBUGGING_INFO): Don't undef.
23954 (DBX_DEBUGGING_INFO): Don't undef.
23955 * config/alpha/vms.h (SDB_DEBUGGING_INFO): Don't undef.
23956 (MIPS_DEBUGGING_INFO): Don't undef.
23957 (DBX_DEBUGGING_INFO): Don't undef.
23958 * config/alpha/freebsd.h (DBX_CONTIN_CHAR): Remove.
23959 * config/alpha/alpha.c (alpha_option_override): Remove SDB_DEBUG
23961 (alpha_start_function): Likewise.
23962 (sdb_label_count): Remove.
23963 (alpha_output_filename): Remove DBX_DEBUG handling.
23964 (alpha_file_start): Likewise.
23966 2012-03-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
23968 * config.gcc (enable_obsolete): Remove *-*-solaris2.8*.
23969 (*-*-solaris2.[0-8], *-*-solaris2.[0-8].*): Mark unsupported.
23970 (i[34567]86-*-solaris2*, x86_64-*-solaris2.1[0-9]*): Remove
23972 * configure.ac (gcc_cv_ld_hidden): Remove *-*-solaris2.8*.
23973 (ld_tls_support): Remove Solaris 8 references.
23974 (lwp_dir, lwp_spec): Remove support for alternate thread library.
23975 * acinclude.m4 (gcc_cv_initfini_array): Remove *-*-solaris2.* tests.
23976 * configure: Regenerate.
23977 * config.in: Regenerate.
23979 * config/sol2.h (LINK_SPEC): Remove LIB_THREAD_LDFLAGS_SPEC.
23980 * config/i386/sol2.h: Remove Solaris 8 references.
23982 * doc/install.texi (Specific, i?86-*-solaris2.[89]): Rename to ...
23983 (i?86-*-solaris2.9): ... this.
23984 Remove Solaris 8 references.
23985 (Specific, *-*-solaris2*): Document Solaris 8 removal.
23986 Remove Solaris 8 references.
23988 2012-03-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
23990 * config.gcc (enable_obsolete): Remove mips-sgi-irix6.5.
23991 (mips-sgi-irix6.5*): Remove.
23992 * config.host (mips-sgi-irix*): Remove.
23993 * configure.ac (enable_fixed_point): Remove mips*-sgi-irix*.
23994 (set_have_as_tls): Remove *-*-irix6*.
23995 (gcc_cv_ld_static_dynamic): Remove mips-sgi-irix6*.
23996 * configure: Regenerate.
23998 * config/mips/iris6.h: Remove.
23999 * config/mips/iris6.opt: Remove.
24000 * config/mips/t-irix6: Remove.
24002 * config/mips/mips.h (TARGET_GPWORD): Remove IRIX 6 N64 handling.
24003 (TARGET_IRIX6): Remove.
24004 (TARGET_CPU_CPP_BUILTINS): Remove IRIX 6 handling.
24005 Don't define LANGUAGE_C, _LANGUAGE_C for Objective-C.
24006 * config/mips/mips.c (mips_build_builtin_va_list): Remove IRIX 6
24008 (mips_file_start): Likewise.
24009 * config/mips/mips-protos.h (irix_asm_output_align): Remove.
24011 * config/mips/driver-native.c [__sgi__]: Remove.
24012 (host_detect_local_cpu) [__sgi__]: Remove.
24014 * config/mips/gnu-user.h: Remove iris5.h reference.
24016 * config/mips/mips-modes.def: Remove IRIX 6 reference.
24017 * config/mips/gnu-user64.h (MIPS_TFMODE_FORMAT): Remove.
24018 * config/mips/mips.c (mips_option_override) [MIPS_TFMODE_FORMAT]:
24021 * gcc.c (main): Move asm_debug initialization ...
24022 (asm_debug): ... here.
24024 * ginclude/stddef.h (__STDDEF_H__): Don't define.
24026 * defaults.h (LINK_ELIMINATE_DUPLICATE_LDIRECTORIES): Remove.
24027 * system.h (LINK_ELIMINATE_DUPLICATE_LDIRECTORIES): Poison.
24028 * collect2.c [LINK_ELIMINATE_DUPLICATE_LDIRECTORIES]: Remove.
24029 (main) [LINK_ELIMINATE_DUPLICATE_LDIRECTORIES]: Remove.
24030 [LINK_ELIMINATE_DUPLICATE_LDIRECTORIES] (is_in_args): Remove.
24031 * doc/tm.texi.in (Driver, LINK_ELIMINATE_DUPLICATE_LDIRECTORIES):
24033 * doc/tm.texi: Regenerate.
24035 * doc/invoke.texi (Debugging Options, -gdwarf-<version>): Remove
24037 (MIPS Options, -march): Remove IRIX reference.
24038 * doc/install.texi (Binaries, SGI IRIX): Remove.
24039 (Specific, mips-sgi-irix6): Document IRIX 6.5 removal, remove rest
24041 * doc/trouble.texi (Interoperation): Remove -lgl_s handling.
24043 2012-03-14 Martin Jambor <mjambor@suse.cz>
24045 * expr.c (expand_assignment): Use expand_expr with EXPAND_WRITE
24046 when expanding MEM_REFs, MEM_TARGET_REFs and handled_component bases.
24047 (expand_expr_real_1): Do not handle misalignment if modifier is
24050 2012-03-14 Richard Guenther <rguenther@suse.de>
24052 PR middle-end/52584
24053 * tree-vect-generic.c (type_for_widest_vector_mode): Take
24054 element type instead of mode, use build_vector_type_for_mode
24055 instead of the langhook, build a vector of proper signedness.
24056 (expand_vector_operations_1): Adjust.
24058 2012-03-14 Richard Guenther <rguenther@suse.de>
24060 PR middle-end/52582
24061 * gimple-fold.c (canonicalize_constructor_val): Make sure we have
24062 a cgraph node for a FUNCTION_DECL that comes from a constructor.
24063 (gimple_get_virt_method_for_binfo): Likewise.
24065 2012-03-14 Richard Guenther <rguenther@suse.de>
24067 PR tree-optimization/52571
24068 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Move
24069 flag_section_anchors check ...
24070 (vect_can_force_dr_alignment_p): ... here. Do not re-align
24071 DECL_COMMON variables.
24073 2012-03-14 Richard Guenther <rguenther@suse.de>
24075 * tree.h (DECL_BIT_FIELD_REPRESENTATIVE): New define.
24076 * stor-layout.c (start_bitfield_representative): New function.
24077 (finish_bitfield_representative): Likewise.
24078 (finish_bitfield_layout): Likewise.
24079 (finish_record_layout): Call finish_bitfield_layout.
24080 * tree.c (free_lang_data_in_decl): Only free DECL_QUALIFIER
24081 for QUAL_UNION_TYPE fields.
24082 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
24083 Stream DECL_BIT_FIELD_REPRESENTATIVE.
24084 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
24086 PR middle-end/52080
24087 PR middle-end/52097
24088 PR middle-end/48124
24089 * expr.c (get_bit_range): Unconditionally extract bitrange
24090 from DECL_BIT_FIELD_REPRESENTATIVE.
24091 (expand_assignment): Adjust call to get_bit_range.
24093 2012-03-14 Richard Guenther <rguenther@suse.de>
24095 PR middle-end/52578
24096 * fold-const.c (fold_unary_loc): Fold (T1)(T2)x to (T1)x if
24097 the outermost conversion is a sign-change only.
24098 (fold_binary_loc): Disregard widening and sign-changing
24099 conversions when we determine if two variables are equal
24101 * tree-ssa-forwprop.c (combine_conversions): Fold (T1)(T2)x to
24102 (T1)x if the outermost conversion is a sign-change only.
24104 2012-03-14 Uros Bizjak <ubizjak@gmail.com>
24107 2012-03-14 Uros Bizjak <ubizjak@gmail.com>
24109 * config/i386/predicates.md (constant_call_address_operand): Declare
24110 as special predicate. Update all uses.
24112 2012-03-13 Jakub Jelinek <jakub@redhat.com>
24115 * c-parser.c (c_parser_postfix_expression)
24116 <case RID_BUILTIN_SHUFFLE>: Call mark_exp_read on argument values.
24118 * config/i386/smmintrin.h: Avoid /* within a comment.
24119 * config/i386/nmmintrin.h: Likewise.
24121 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
24123 * config/i386/i386.md (xbegin): Remove constraint from expander.
24125 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
24127 * config/i386/predicates.md (constant_call_address_operand): Declare
24128 as special predicate. Update all uses.
24129 * config/i386/i386.md: Remove mode from constant_call_address_operand
24131 * config/i386/i386.c (ix86_output_call_insn): Call
24132 constant_call_address_operand with VOIDmode.
24134 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
24136 * config/i386/i386.c (ix86_decompose_address): Handle subregs of
24137 AND zero extended address correctly.
24139 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
24141 * config/i386/predicates.md (tls_symbolic_operand): Declare as
24143 (tls_modbase_operand): Ditto.
24144 * config/i386/i386.md: Remove mode from tls_symbolic_operand and
24145 tls_modbase_operand predicates.
24147 2012-03-13 Martin Jambor <mjambor@suse.cz>
24149 * expr.c (expand_assignment): Handle misaligned scalar writes to
24150 memory through top-level MEM_REFs by calling store_bit_field.
24152 2012-03-13 Richard Guenther <rguenther@suse.de>
24154 PR middle-end/52134
24155 * fold-const.c (fold_binary_loc): Fold (X * Y) & -(1 << CST) to X * Y
24156 if Y is a constant multiple of 1 << CST.
24158 2012-03-13 Georg-Johann Lay <avr@gjlay.de>
24161 * config/avr/avr.c (avr_prologue_setup_frame): Cut down stack
24162 offset (size) to a value the insns can deal with.
24163 (expand_epilogue): Ditto.
24165 2012-03-13 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
24167 * config/arm/neon.ml (ops): Fixup expected instructions for
24168 unsigned vector compares.
24170 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
24172 * config/i386/i386.c (ix86_decompose_address): Prevent %fs:(%reg)
24173 addresses only when %reg is not in word mode.
24175 2012-03-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
24177 * config/microblaze/microblaze.md: Fix typo.
24178 * tree-if-conv.c: Likewise.
24179 * tree-vect-patterns.c: Likewise.
24181 2012-03-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
24183 * config.gcc (extra_passes): Remove.
24184 * configure.ac (extra_passes): Don't substitute.
24185 * configure: Regenerate.
24186 * Makefile.in (EXTRA_PASSES): Remove.
24187 (GCC_PASSES): Remove $(EXTRA_PASSES).
24188 (MOSTLYCLEANFILES): Likewise.
24189 (native): Likewise.
24190 (install-common): Likewise.
24192 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
24194 * config/i386/i386.h (TARGET_TLS_INDIRECT_SEG_REFS): New.
24195 * config/i386/i386.c (ix86_decompose_address): Use
24196 TARGET_TLS_INDIRECT_SEG_REFS to prevent %fs:(%reg) addresses.
24197 (legitimize_tls_address): Use TARGET_TLS_INDIRECT_SEG_REFS to load
24198 thread pointer to a register.
24200 2012-03-12 H.J. Lu <hongjiu.lu@intel.com>
24202 * config/i386/i386.md (*tls_global_dynamic_64_<mode>): Remove :P
24203 on tls_symbolic_operand.
24204 (tls_global_dynamic_64_<mode>): Likewise.
24206 2012-03-12 Georg-Johann Lay <avr@gjlay.de>
24209 * output.h (SECTION_EXCLUDE, SECTION_MACH_DEP): Don't use
24210 SECTION_MACH_DEP reserved bits for SECTION_EXCLUDE.
24212 2012-03-12 Georg-Johann Lay <avr@gjlay.de>
24215 * config/avr/avr.c (avr_mode_code_base_reg_class): Change return
24216 type from reg_class_t to enum reg_class.
24217 * config/avr/avr-protos.h (avr_mode_code_base_reg_class): Ditto.
24219 2012-03-12 Andrew Pinski <apinski@cavium.com>
24221 * tree-ssa-phiopt.c (single_non_singleton_phi_for_edges): New function.
24222 (tree_ssa_phiopt_worker): Use single_non_singleton_phi_for_edges.
24223 (value_replacement): Likewise.
24224 (empty_block_p): Check also if the PHIs for the block are empty.
24226 2012-03-12 Georg-Johann Lay <avr@gjlay.de>
24229 * config/avr/avr.c (avr_out_movmem): Fix typo in output template
24230 for the case ADDR_SPACE_FLASH and AVR_HAVE_LPMX introduced in
24231 r184615 from 2012-02-28.
24233 2012-03-12 H.J. Lu <hongjiu.lu@intel.com>
24235 * config/i386/i386.c (ix86_gen_tls_global_dynamic_64): New.
24236 (ix86_gen_tls_local_dynamic_base_64): Likewise.
24237 (ix86_option_override_internal): Set ix86_gen_tls_global_dynamic_64
24238 and ix86_gen_tls_local_dynamic_base_64.
24239 (legitimize_tls_address): Use ix86_gen_tls_global_dynamic_64 and
24240 ix86_gen_tls_local_dynamic_base_64.
24242 * config/i386/i386.md (*tls_global_dynamic_64): Renamed to ...
24243 (*tls_global_dynamic_64_<mode>): This.
24244 (tls_global_dynamic_64): Renamed to ...
24245 (tls_global_dynamic_64_<mode>): This.
24246 (*tls_local_dynamic_base_64): Renamed to ...
24247 (*tls_local_dynamic_base_64_<mode>): This.
24248 (tls_local_dynamic_base_64): Renamed to ...
24249 (tls_local_dynamic_base_64_<mode>): This.
24251 2012-03-12 H.J. Lu <hongjiu.lu@intel.com>
24253 * config/i386/i386.c (ix86_option_override_internal): Properly
24254 set ix86_gen_leave and ix86_gen_monitor. Check Pmode == DImode,
24255 instead of TARGET_64BIT, to set ix86_gen_add3, ix86_gen_sub3,
24256 ix86_gen_one_cmpl2, ix86_gen_andsp, ix86_gen_allocate_stack_worker,
24257 ix86_gen_adjust_stack_and_probe and ix86_gen_probe_stack_range.
24259 * config/i386/sse.md (sse3_monitor64): Renamed to ...
24260 (sse3_monitor64_<mode>): This.
24262 2012-03-12 Tristan Gingold <gingold@adacore.com>
24264 * config/ia64/ia64.c (ia64_function_arg_1): Move code around.
24265 (ia64_function_arg_advance): Ditto.
24267 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
24269 * config.gcc (mips*-*-openbsd*): Remove.
24270 * config/mips/openbsd.h: Remove.
24271 * config/mips/sdb.h: Remove.
24273 * config/mips/mips.h (SDB_OUTPUT_SOURCE_LINE): Remove.
24274 * config/mips/mips.c (sdb_label_count): Remove.
24275 (mips_debugger_offset): Remove #if 0 code.
24276 (mips_output_function_prologue) [SDB_DEBUGGING_INFO]: Remove.
24277 * config/mips/sde.h (SDB_DEBUGGING_INFO): Don't undef.
24279 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
24281 * doc/install.texi (Specific, i?86-*-solaris2.[89]): Update
24282 binutils reference.
24283 (Specific, i?86-*-solaris2.10): Remove GCC 4.0 reference.
24284 Update binutils references.
24285 (Specific, *-*-solaris2*): Mention bundled GCC in Solaris 10 and 11.
24286 Update binutils reference.
24287 Update Sun as/GNU ld caveat.
24288 Document binutils largefile requirement for LTO plugin.
24289 Remove reference to alternate libpthread.
24291 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
24293 * config.gcc (alpha*-dec-osf5.1*): Remove.
24294 * config.host (alpha*-dec-osf*): Remove.
24295 * configure.ac (*-*-osf*): Remove.
24296 (alpha*-dec-osf*): Remove.
24297 * configure: Regenerate.
24299 * config/alpha/host-osf.c, config/alpha/osf5.h, config/alpha/osf5.opt,
24300 config/alpha/va_list.h, config/alpha/x-osf: Remove.
24302 * config/alpha/alpha.h (TARGET_LD_BUGGY_LDGP): Remove.
24303 * config/alpha/alpha.c (struct machine_function): Update comment.
24304 (alpha_start_function): Remove Tru64 UNIX as handling for
24306 * config/alpha/alpha.md ("exception_receiver"): Remove
24307 TARGET_LD_BUGGY_LDGP.
24308 ("*exception_receiver_2"): Likewise.
24309 * except.c (finish_eh_generation): Remove Tru64 reference.
24310 * ginclude/stdarg.h [_HIDDEN_VA_LIST]: Don't undef _VA_LIST.
24311 * system.h (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Poison.
24312 * target.def (handle_pragma_extern_prefix): Remove.
24314 * Makefile.in (mips-tfile.o-warn): Remove.
24315 (ALL_HOST_BACKEND_OBJS): Remove mips-tfile.o, mips-tdump.o.
24316 (mips-tfile, mips-tfile.o, mips-tdump, mips-tdump.o): Remove.
24317 * mips-tdump.c, mips-tfile.c: Remove.
24319 * doc/extend.texi (Symbol-Renaming Pragmas): Remove #pragma
24321 * doc/install.texi (Binaries): Remove Tru64 UNIX reference.
24322 (Specific, alpha*-dec-osf5.1): Note removal.
24323 * doc/tm.texi.in (Misc, TARGET_HANDLE_PRAGMA_EXTERN_PREFIX):
24325 * doc/tm.texi: Regenerate.
24326 * doc/trouble.texi (Cross-Compiler Problems): Remove.
24328 2012-03-12 Richard Guenther <rguenther@suse.de>
24330 * config/arm/arm.c (neon_dereference_pointer): Do not call
24331 covert during RTL expansion.
24333 2012-03-12 Tristan Gingold <gingold@adacore.com>
24335 * doc/invoke.texi (VMS Options): Merge Alpha/VMS and IA-64/VMS
24336 Options. Mention -mpointer-size.
24338 2012-03-12 Richard Guenther <rguenther@suse.de>
24340 * config/alpha/alpha.c (alpha_gimplify_va_arg): Use
24341 build_nonstandard_integer_type.
24343 2012-03-12 Richard Guenther <rguenther@suse.de>
24345 * tree.c (signed_or_unsigned_type_for): Use
24346 build_nonstandard_integer_type.
24347 (signed_type_for): Adjust documentation.
24348 (unsigned_type_for): Likewise.
24349 * tree-pretty-print.c (dump_generic_node): Use standard names
24350 for non-standard integer types if available.
24352 2012-03-12 Tristan Gingold <gingold@adacore.com>
24354 * config/vms/vms.opt: Add vms-opts.h header.
24355 (mmalloc64): Use flag_vms_malloc64 flag instead of MALLOC64
24357 (-mvms-return-codes): Document.
24358 (-mpointer-size): New option.
24359 (vms_pointer_size): Add enumeration.
24360 * config/vms/vms-opts.h: New file.
24361 * config/vms/vms.h (TARGET_OS_CPP_BUILTINS): Define
24362 __INITIAL_POINTER_SIZE.
24363 (POINTER_SIZE, SIZE_TYPE, PTRDIFF_TYPE): Adjust definition.
24364 (C_COMMON_OVERRIDE_OPTIONS): Define.
24365 (DWARF2_ADDR_SIZE): Define.
24366 * config/vms/vms.c (vms_patch_builtins): Adjust condition.
24367 * config/vms/vms-protos.h (vms_c_common_override_options):
24369 * config/vms/vms-c.c (vms_pragma_pointer_size): Ignore pragma
24370 if -mno-pointer-size.
24371 (vms_c_common_override_options): New function.
24372 * config/ia64/vms.h (TARGET_DEFAULT): Remove MASK_MALLOC64.
24373 * config/alpha/vms.h (TARGET_DEFAULT): Remove MASK_MALLOC64.
24374 (MALLOC_ABI_ALIGNMENT): Use flag_vms_malloc64
24375 and flag_vms_pointer_size.
24376 (MASK_RETURN_ADDR): Set according to flag_vms_pointer_size.
24377 * config.gcc (*-*-*vms*): Define xm_file.
24378 (alpha*-dec-*vms*): Do not define xm_file.
24379 (alpha64-dec-*vms*): Remove.
24380 (ia64-hp-*vms*): Do not define xm_file. Simplify tm_file
24383 2012-03-12 Jakub Jelinek <jakub@redhat.com>
24385 PR tree-optimization/51721
24386 * tree-vrp.c (register_edge_assert_for_2): Add asserts for unsvar
24387 if (int) unsvar cmp CST.
24389 2012-03-12 Richard Guenther <rguenther@suse.de>
24391 * tree-sra.c (create_access_replacement): Only rename the replacement
24392 if we can rewrite it into SSA form. Properly mark register typed
24393 replacements that we cannot rewrite with TREE_ADDRESSABLE.
24394 * tree-cfg.c (verify_expr): Fix BIT_FIELD_REF verification
24395 for aggregate or BLKmode results.
24397 2012-03-12 Jakub Jelinek <jakub@redhat.com>
24399 PR tree-optimization/52533
24400 * tree-vrp.c (register_edge_assert_for_2): Use double_int
24401 type for mask, only handle shifts by non-zero in-range
24402 shift count, for LE_EXPR and GT_EXPR if new_val is
24403 maximum, don't add the assertion.
24405 2012-02-12 Kirill Yukhin <kirill.yukhin@intel.com>
24407 * doc/invoke.texi: Document -mrtm option.
24408 * common/config/i386/i386-common.c (OPTION_MASK_ISA_RTM_SET): New.
24409 (OPTION_MASK_ISA_RTM_UNSET): Ditto.
24410 (ix86_handle_option): Handle OPT_mrtm.
24411 * config.gcc (i[34567]86-*-*): Add rtmintrin.h and
24413 (x86_64-*-*): Ditto.
24414 * i386-builtin-types.def (INT_FTYPE_VOID): New.
24415 * config/i386/i386-c.c (ix86_target_macros_internal): Define
24417 (ix86_target_string): Define -mrtm option.
24419 (ix86_option_override_internal): Extend "corei7-avx" with RTM option.
24421 (ix86_valid_target_attribute_inner_p): Add OPT_mrtm.
24422 (ix86_builtins): Add IX86_BUILTIN_XBEGIN, IX86_BUILTIN_XEND,
24423 IX86_BUILTIN_XTEST.
24424 (bdesc_special_args): Ditto.
24425 (ix86_init_mmx_sse_builtins): Add IX86_BUILTIN_XABORT.
24426 (ix86_expand_special_args_builtin): Handle new built-in type.
24427 (ix86_expand_builtin): Handle XABORT instruction.
24428 * config/i386/i386.h (TARGET_RTM): New.
24429 * config/i386/i386.md (UNSPECV_XBEGIN): New.
24430 (UNSPECV_XEND): Ditto.
24431 (UNSPECV_XABORT): Ditto.
24432 (UNSPECV_XTEST): Ditto.
24439 * config/i386/i386.opt (mrtm): New.
24440 * config/i386/immintrin.h: Include rtmintrin.h and xtestintrin.h.
24441 * config/i386/rtmintrin.h: New header.
24442 * config/i386/xtestintrin.h: Ditto.
24444 2012-03-12 Tristan Gingold <gingold@adacore.com>
24446 * ginclude/stddef.h: Adjust previous patch.
24447 Use __VMS__ instead of VMS.
24449 2012-03-12 Uros Bizjak <ubizjak@gmail.com>
24451 * config/i386/i386.md (setcc + movzbl to xor + setcc peephole2):
24452 Also convert sequences with CC setting arithmetic instruction.
24454 2012-03-11 Sandra Loosemore <sandra@codesourcery.com>
24456 * doc/invoke.texi (Option Summary): Move -no-integrated-cpp
24457 from C Language Options to Preprocessor Options.
24458 (C Dialect Options): Move -no-integrated-cpp documentation
24460 (Preprocessor Options): ...to here. Rewrite the description
24461 so it makes more sense, and remove discussion of merging front ends.
24463 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
24465 * config/i386/i386.c (ix86_expand_movmem): Use word_mode for size
24467 (ix86_expand_setmem): Likewise.
24469 2012-03-11 Uros Bizjak <ubizjak@gmail.com>
24471 * config/i386/i386.c (ix86_zero_extend_to_Pmode): Rewrite using
24474 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
24476 * config/i386/i386.c (ix86_trampoline_init): Use movl for 64bit if
24477 ptr_mode == SImode. Replace DImode with Pmode or ptr_mode.
24479 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
24481 * config/i386/i386.c (x86_this_parameter): Replace DImode with Pmode.
24483 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
24485 * config/i386/i386.md (lwp_slwpcb): Check Pmode instead of
24488 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
24489 Uros Bizjak <ubizjak@gmail.com>
24491 * config/i386/predicates.md (call_insn_operand): Allow
24492 constant_call_address_operand in Pmode only.
24493 (sibcall_insn_operand): Ditto.
24494 * config/i386/i386.md (*call): Use W mode iterator instead of P mode.
24495 (*call_vzeroupper): Ditto.
24497 (*sibcall_vzeroupper): Ditto.
24498 (*call_value): Ditto.
24499 (*call_value_vzeroupper): Ditto.
24500 (*sibcall_value): Ditto.
24501 (*sibcall_value_vzeroupper): Ditto.
24502 (*indirect_jump): Ditto.
24503 (*tablejump_1): Ditto.
24504 (indirect_jump): Convert memory address to word mode for TARGET_X32.
24505 (tablejump): Ditto.
24506 * config/i386/i386.c (ix86_expand_call): Convert indirect operands
24509 2012-03-11 Oleg Endo <olegendo@gcc.gnu.org>
24512 * config/sh/sh.md (movnegt): Expand into respective insns immediately.
24513 Use movrt_negc instead of negc pattern for non-SH2A.
24514 (*movnegt): Remove.
24515 (*movrt_negc, *negnegt, *movtt, *movt_qi): New insns and splits.
24517 2012-03-10 H.J. Lu <hongjiu.lu@intel.com>
24519 * config/i386/i386.c (ix86_decompose_address): Disallow fs:(reg)
24520 if Pmode != word_mode.
24521 (legitimize_tls_address): Call gen_tls_initial_exec_x32 if
24522 Pmode == SImode for TARGET_X32.
24524 * config/i386/i386.md (UNSPEC_TLS_IE_X32): New.
24525 (tls_initial_exec_x32): Likewise.
24527 2012-03-10 Chung-Lin Tang <cltang@codesourcery.com>
24529 PR rtl-optimization/52528
24530 * combine.c (can_combine_p): Add setting of subst_low_luid
24531 before call to expand_field_assignment().
24533 2012-03-09 Sandra Loosemore <sandra@codesourcery.com>
24535 * doc/invoke.texi: Use correct names/markup for "GCC", "GDB", "ld",
24536 and related program names.
24538 2012-03-09 Sandra Loosemore <sandra@codesourcery.com>
24540 * doc/invoke.texi: Use correct names for "DWARF", "stabs", and "ELF".
24542 2012-03-09 Uros Bizjak <ubizjak@gmail.com>
24545 * config/i386/i386.c (ix86_print_operand): Handle 'E' operand modifier.
24546 (ix86_print_operand_address): Handle UNSPEC_LEA_ADDR. Do not fallback
24547 to set code to 'q'.
24548 * config/i386/i386.md (UNSPEC_LEA_ADDR): New unspec.
24549 (*movdi_internal_rex64): Use %E operand modifier for lea.
24550 (*movsi_internal): Ditto.
24552 (*lea<mode>_2): Ditto.
24553 (*lea_{3,4,5,6}_zext): Ditto.
24554 (*tls_global_dynamic_32_gnu): Ditto.
24555 (*tls_global_dynamic_64): Ditto.
24556 (*tls_dynamic_gnu2_lea_32): Ditto.
24557 (*tls_dynamic_gnu2_lea_64): Ditto.
24558 (pro_epilogue_adjust_stack_<mode>_add): Ditto.
24560 2012-03-09 Michael Meissner <meissner@linux.vnet.ibm.com>
24562 * config/rs6000/linux64.h (OPTION_TARGET_CPU_DEFAULT): Do not
24563 redefine to be NULL if the current bit-size is different from the
24564 configured bit-size.
24566 * config/rs6000/rs6000.c (rs6000_option_override_internal): If the
24567 cpu is defaulted, use PROCESSOR_DEFAULT and PROCESSOR_DEFAULT64 to
24568 set the default tuning. Add asserts to make sure the cpu and tune
24569 indexes are defined. Fix tests for cpu/tune index to use >= 0 to
24570 test whether the index is set, instead of > 0.
24571 (rs6000_file_start): Do not reset the default cpu if the current
24572 bit-size is different from the configured bit-size.
24574 2012-03-09 Tristan Gingold <gingold@adacore.com>
24576 * config/vms/vms-crtlmap.map: Add comments.
24577 Add entries needed to build Ada RTS.
24579 2012-03-09 Tristan Gingold <gingold@adacore.com>
24581 * ginclude/stddef.h: Do not define __size_t on VMS.
24583 2012-03-09 Tristan Gingold <gingold@adacore.com>
24585 * c-tree.h (c_default_pointer_mode): New variable.
24586 * c-decl.c (c_default_pointer_mode): New variable.
24587 (c_build_pointer_type): New function.
24588 (grokdeclarator): Call c_build_pointer_type instead
24589 of build_pointer_type.
24591 * config/vms/vms-c.c: Include c-tree.h
24592 (saved_pointer_mode): New variable.
24593 (handle_pragma_pointer_size): New function.
24594 (vms_pragma_pointer_size, vms_pragma_required_pointer_size): Likewise.
24595 (vms_c_register_pragma): Register __pointer_size and
24596 __required_pointer_size pragmas.
24598 2012-03-09 Tristan Gingold <gingold@adacore.com>
24600 * config/vms/vms-c.c (vms_construct_include_filename): New function.
24601 (vms_c_register_includes): Reference it.
24603 2012-03-09 Andrew Pinski <apinski@cavium.com>
24605 PR middle-end/51988
24606 * tree-ssa-phiopt.c: Include tree-pretty-print.h for
24607 print_generic_expr.
24608 (tree_ssa_phiopt_worker): Go through all the PHIs for
24609 value_replacement instead of just the singleton one.
24610 (value_replacement): Change return type to int. Return 0 instead of
24612 Allow the middle basic block to contain more than just the defining
24614 Handle non empty middle basic blocks.
24615 * Makefile.in (tree-ssa-phiopt.o): Add tree-pretty-print.h.
24617 2012-03-09 Jiangning Liu <jiangning.liu@arm.com>
24619 * tree-scalar-evolution (interpret_rhs_expr): generate chrec for
24620 array reference and component reference.
24621 (analyze_scalar_evolution_for_address_of): New.
24623 2012-03-08 Jie Zhang <jzhang918@gmail.com>
24626 * config/bfin/bfin.c (hwloop_optimize): Fix unused variable warnings.
24627 (hwloop_pattern_reg): Fix set but not used warning.
24628 (bfin_reorg_loops): Remove unused parameter.
24629 (bfin_reorg): Update use of bfin_reorg_loops.
24631 2012-03-08 H.J. Lu <hongjiu.lu@intel.com>
24633 * config/i386/i386.c (setup_incoming_varargs_64): Use word_mode
24634 with integer parameters in registers.
24635 (gen_push): Push register in word_mode instead of Pmode.
24636 (ix86_emit_save_regs): Likewise.
24637 (ix86_emit_save_regs_using_mov): Save integer registers in word_mode.
24638 (gen_pop): Pop register in word_mode instead of Pmode.
24639 (ix86_emit_restore_regs_using_pop): Likewise.
24640 (ix86_expand_prologue): Replace Pmode with word_mode for push
24641 immediate. Use ix86_gen_pro_epilogue_adjust_stack. Save and
24642 restore RAX and R10 in word_mode.
24643 (ix86_emit_restore_regs_using_mov): Restore integer registers
24645 (ix86_expand_split_stack_prologue): Save R10_REG and restore in
24647 (ix86_split_to_parts): Use word_mode with PUT_MODE for push.
24648 (ix86_split_long_move): Likewise.
24650 * config/i386/i386.md (W): New.
24651 (*push<mode>2_prologue): Replace :P with :W.
24652 (*pop<mode>1): Likewise.
24653 (*pop<mode>1_epilogue): Likewise.
24654 (push/pop peephole2): Use word_mode scratch registers.
24656 2012-03-08 Uros Bizjak <ubizjak@gmail.com>
24658 * config/i386/predicates.md (indirect_branch_operand): Simplify.
24660 2012-03-08 Georg-Johann Lay <avr@gjlay.de>
24662 * config/avr/avr.md (*addhi3, addhi3_clobber): Add "w" alternative
24663 for constants in [-63,63].
24665 2012-03-08 Uros Bizjak <ubizjak@gmail.com>
24669 2012-03-04 H.J. Lu <hongjiu.lu@intel.com>
24671 * config/i386/i386.c (ix86_print_operand_address): Only handle
24672 zero-extended DImode addresses.
24674 2012-03-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
24676 * configure.ac (gcc_cv_as_ix86_tlsldmplt): Add label.
24677 * configure: Regenerate.
24679 2012-03-08 Georg-Johann Lay <avr@gjlay.de>
24682 * config/avr/avr.c (avr_mem_clobber): New static function.
24683 (avr_expand_delay_cycles): Add memory clobber operand to
24684 delay_cycles_1, delay_cycles_2, delay_cycles_3, delay_cycles_4.
24685 * config/avr/avr.md (unspec): Add UNSPEC_MEMORY_BARRIER.
24686 (enable_interrupt, disable_interrupt): New expander.
24687 (nopv, sleep, wdr): New expanders.
24688 (delay_cycles_1): Add memory clobber.
24689 (delay_cycles_2): Add memory clobber.
24690 (delay_cycles_3): Add memory clobber.
24691 (delay_cycles_4): Add memory clobber.
24692 (cli_sei): New insn from former "enable_interrupt",
24693 "disable_interrupt" with memory clobber.
24694 (*wdt): New insn from former "wdt" with memory clobber.
24695 (*nopv): Similar, but for "nopv".
24696 (*sleep): Similar, but for "sleep".
24698 2012-03-07 Oleg Endo <olegendo@gcc.gnu.org>
24699 Kaz Kojima <kkojima@gcc.gnu.org>
24702 * config/sh/sh.opt (msoft-atomic): Use Var instead of Mask.
24703 * config/sh/linux.h (TARGET_DEFAULT): Remove MASK_SOFT_ATOMIC.
24704 (SUBTARGET_OVERRIDE_OPTIONS): Define.
24706 2012-03-07 Uros Bizjak <ubizjak@gmail.com>
24708 * config/i386/predicates.md (x86_64_zext_general_operand): New.
24709 * config/i386/i386.md (*zero_extendsidi2_rex64): Change operand 1
24710 predicate to x86_64_zext_general_operand. Accept "Z" constraint.
24712 2012-03-07 Walter Lee <walt@tilera.com>
24714 * config/tilegx/tilegx.c (tilegx_expand_prologue): Don't generate
24715 REG_CFA_* notes for the stack pointer.
24716 (tilegx_expand_epilogue): Restore stack pointer by adjusting it by
24717 EH_RETURN_STACKADJ_RTX.
24718 * config/tilepro/tilepro.c (tilepro_expand_prologue): Don't
24719 generate REG_CFA_* notes for the stack pointer.
24720 (tilepro_expand_epilogue): Restore stack pointer by adjusting it
24721 by EH_RETURN_STACKADJ_RTX.
24723 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
24725 * doc/invoke.texi (AVR Built-in Macros): Correct condition for
24726 when __AVR_3_BYTE_PC__ is defined.
24728 2012-03-07 Uros Bizjak <ubizjak@gmail.com>
24730 * config/i386/i386.c (ix86_print_operand_punct_valid_p): Add '^'.
24731 (ix86_print_operand): Handle '^'.
24732 * config/i386/i386.md (*strmovdi_rex_1): Macroize memory operands
24733 using P mode iterator. Add %^ to asm template to conditionally emit
24735 (*rep_movdi_rex64): Ditto.
24736 (*strsetdi_rex_1): Ditto.
24737 (*rep_stosdi_rex64): Ditto.
24738 (*strmov{si,hi,qi}_1): Add %^ to asm template to
24739 conditionally emit addr32 prefix.
24740 (*rep_mov{si,qi}): Ditto.
24741 (*strset{si,hi,qi}): Ditto.
24742 (*rep_stos{si,qi}): Ditto.
24743 (*cmpstrnqi_nz_1): Ditto.
24744 (*cmpstrnqi_1): Ditto.
24745 (*strlenqi_1): Ditto.
24747 2012-03-07 H.J. Lu <hongjiu.lu@intel.com>
24749 * config/i386/i386.c (function_value_64): Return pointers in
24750 word_mode instead of Pmode.
24751 (ix86_promote_function_mode): Likewise.
24753 2012-03-07 Richard Guenther <rguenther@suse.de>
24755 * coverage.c (get_gcov_type): Use type_for_mode.
24756 (get_gcov_unsigned_t): Likewise.
24757 * expr.c (store_constructor): Use type_for_mode.
24758 (try_casesi): Likewise.
24759 * tree-ssa-loop-ivopts.c (add_standard_iv_candidates_for_size): Remove.
24760 (add_standard_iv_candidates): Use standard type trees.
24761 * dojump.c (do_jump): Remove dead code.
24763 2012-03-07 Richard Guenther <rguenther@suse.de>
24765 * c-typeck.c (pointer_diff): Use c_common_type_for_size.
24767 2012-03-07 Richard Guenther <rguenther@suse.de>
24769 * convert.c (strip_float_extensions): Move ...
24770 * tree.c (strip_float_extensions): ... here.
24772 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
24775 * config/avr/avr.md (xload<mode>_A): Add R22... to register footprint.
24777 2012-03-07 Richard Guenther <rguenther@suse.de>
24779 * omp-low.c (extract_omp_for_data): Use signed_type_for.
24780 (expand_omp_for_generic): Likewise.
24781 (expand_omp_for_static_nochunk): Likewise.
24782 (expand_omp_for_static_chunk): Likewise.
24783 * tree-vect-stmts.c (vect_gen_perm_mask): Use type_for_mode.
24784 * tree-vect-slp.c (vect_transform_slp_perm_load): Likewise.
24785 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop):
24786 Use unsigned_type_for.
24787 (vect_create_cond_for_align_checks): Use signed_type_for.
24789 2012-03-07 Andrey Belevantsev <abel@ispras.ru>
24791 PR rtl-optimization/52203
24792 * sel-sched.c (estimate_insn_cost): New parameter pempty. Adjust
24793 all callers to pass NULL except ...
24794 (reset_sched_cycles_in_current_ebb): ... here, save the value
24795 in new variable 'empty'. Increase issue_rate only for
24798 2012-03-07 Ralf Corsépius <ralf.corsepius@rtems.org>
24801 * Makefile.in: Let install-gcc-ar depend on installdirs,
24802 gcc-ar$(exeext), gcc-nm$(exeext), gcc-ranlib$(exeext).
24803 Don't double canonicalize if cross-compiling.
24805 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
24808 * gcc/config/avr/avr.c (expand_epilogue): Fix order of restoration
24809 to: RAMPZ, RAMPY, RAMPX, RAMPD.
24810 (expand_prologue): Only clear RAMPZ if it has effect on RAM-read.
24812 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
24815 * config/avr/avr.c (avr_out_xload): Don't read unintentionally
24817 * config/avr/avr.md (xload_8): Adjust insn length.
24819 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
24822 * gcc/config/avr/avr.c (avr_out_lpm): Clear RAMPZ after usage
24823 if RAMPZ affects reading from RAM.
24825 2012-03-07 Richard Guenther <rguenther@suse.de>
24829 * doc/invoke.texi (Precompiled Headers): Remove sentence that
24830 suggests you can include PCHs from inside another header.
24832 2012-03-07 Richard Sandiford <rdsandiford@googlemail.com>
24834 PR middle-end/52515
24835 * rtl.h (pc_rtx, cc0_rtx, ret_rtx, simple_return_rtx): Add GTY markers.
24837 2012-03-07 Kai Tietz <ktietz@redhat.com>
24839 * doc/invoke.texi (fwritable-relocated-rdata): Document
24840 new Cygwin/MinGW target option.
24841 * config/i386/winnt.c (i386_pe_unique_section): Ignore
24842 reloc if flag -fwritable-relocated-rdata is not set.
24843 (i386_pe_section_type_flags): Likewise.
24844 * config/i386/cygming.opt (fwritable-relocated-rdata):
24845 Add new flag variable flag_writable_rel_rdata.
24847 2012-03-07 Richard Guenther <rguenther@suse.de>
24849 * tree-ssa-math-opts.c (convert_mult_to_widen): Check actual
24850 precision against gimple constraints.
24852 2012-03-06 Richard Sandiford <rdsandiford@googlemail.com>
24854 PR middle-end/52372
24855 * rtl.h (pc_rtx, ret_rtx, simple_return_rtx, cc0_rtx): Redefine as
24857 (GR_PC, GR_CC0, GR_RETURN, GR_SIMPLE_RETURN): Delete.
24858 * emit-rtl.c (pc_rtx, ret_rtx, simple_return_rtx, cc0_rtx): New
24860 (init_emit_regs): Move associated initialization to...
24861 (init_emit_once): ...here.
24863 2012-03-06 Richard Henderson <rth@redhat.com>
24865 * config/m68k/m68k.h (ISA_HAS_TAS): New.
24866 * config/m68k/sync.md (atomic_test_and_set): Use it.
24867 (atomic_test_and_set_1): Likewise.
24869 2012-03-06 Michael Meissner <meissner@linux.vnet.ibm.com>
24872 * config/rs6000/vector.md (vector_uneq<mode>): Add support for
24873 UNEQ, LTGT, ORDERED, and UNORDERED IEEE vector comparisons.
24874 (vector_ltgt<mode>): Likewise.
24875 (vector_ordered<mode>): Likewise.
24876 (vector_unordered<mode>): Likewise.
24877 * config/rs6000/rs6000.c (rs6000_emit_vector_compare_inner): Likewise.
24879 2012-03-06 Aldy Hernandez <aldyh@redhat.com>
24881 * trans-mem.c: New typedef for tm_region_p.
24882 Define vector types for tm_region_p.
24883 (tm_region_init): Replace region_worklist to a vector called
24886 2012-03-06 Richard Guenther <rguenther@suse.de>
24888 * fold-const.c (build_fold_addr_expr_with_type_loc): Fold
24889 MEM_REF with constant pointer operand.
24891 2012-03-06 Richard Guenther <rguenther@suse.de>
24893 PR middle-end/52493
24894 * tree-ssa-alias.c (ptr_derefs_may_alias_p): Robustify.
24896 2012-03-06 Tristan Gingold <gingold@adacore.com>
24898 * config/vms/vms-c.c (vms_pragma_nomember_alignment): Handle octaword.
24899 (external_model_kind): Improve documentation.
24900 (vms_pragma_extern_model): Handle relaxed_redef.
24901 (vms_c_register_pragma): Allow expansion for nomember_alignment.
24903 2012-03-06 Georg-Johann Lay <avr@gjlay.de>
24905 * doc/invoke.texi (AVR Options): -mmcu=: Document the XMEGA cores.
24906 Explain RAMPD, RAMPX, RAMPDY, RAMPZ usage by avr-gcc.
24907 Some more notes on EIND usage and reorder EIND subsection.
24909 2012-03-06 Tristan Gingold <gingold@adacore.com>
24911 * config/vms/vms.c (VMS_CRTL_LDBL): Rename from VMS_CRTL_PRNTF.
24912 * config/vms/vms-crtlmap.map: Rename PRNTF to LDBL.
24914 2012-03-06 Tristan Gingold <gingold@adacore.com>
24916 * config/vms/t-vmsnative (version): Define.
24917 * config/vms/t-vms (STMP_FIXPROTO, STMP_FIXINC, version): Remove.
24919 2012-03-06 Andrey Belevantsev <abel@ispras.ru>
24921 PR rtl-optimization/52250
24922 * sel-sched-ir.c (maybe_tidy_empty_bb): Try harder to find a bb
24923 to put note list into. Unconditionally call move_bb_info.
24924 (move_bb_info): Do not assert the blocks being in the same region,
24925 just drop the note list if they are not.
24927 2012-03-06 Oleg Endo <olegendo@gcc.gnu.org>
24930 * config/sh/sh.c (sh_expand_t_scc): Remove SH2A special case
24931 and use unified expansion logic.
24932 * config/sh/sh.md (xorsi3_movrt): Rename to movrt. Move
24933 closer to the existing movt insn.
24934 (negc): Rename insn to *negc. Add new expander.
24935 (movnegt): Use xor pattern for T bit negation. Reserve helper
24936 constant for negc pattern.
24937 (*movnegt): New insn and splitter.
24939 2012-03-05 Bernd Schmidt <bernds@codesourcery.com>
24941 * c-typeck.c (pointer_diff): Check for POINTER_PLUS_EXPR, not
24944 2012-03-05 Richard Henderson <rth@redhat.com>
24946 * genemit.c (main): Include "target.h" in insn-emit.c.
24947 * Makefile.in (insn-emit.o): Depend on TARGET_H.
24948 * config/sh/sync.md (atomic_test_and_set): Reference
24949 targetm.atomic_test_and_set_trueval instead of
24950 TARGET_ATOMIC_TEST_AND_SET_TRUEVAL.
24952 2012-03-05 Joern Rennecke <joern.rennecke@embecosm.com>
24954 * config/epiphany/epiphany.c (epiphany_function_value_regno_p):
24957 2012-03-05 Steven Bosscher <steven@gcc.gnu.org>
24959 * langhooks.c (add_builtin_type): New function.
24960 * langhooks.h (add_builtin_type): Export it.
24961 * config/mep/mep.c (mep_init_builtins): Use it.
24962 * config/rs6000/rs6000.c (rs6000_init_builtins): Use it.
24964 2012-03-05 Jakub Jelinek <jakub@redhat.com>
24967 * tree.h (BLOCK_SAME_RANGE): Define.
24968 * function.c (block_fragments_nreverse): Clear BLOCK_SAME_RANGE
24969 if BLOCK_FRAGMENT_CHAIN is non-NULL, but has it cleared.
24970 Also clear BLOCK_SAME_RANGE if fragment chain's supercontext fragment
24971 isn't equal to supercontext fragment's fragment chain.
24972 Adjust BLOCK_SUPERCONTEXT to point to supercontext fragment's
24974 (blocks_nreverse_all): Likewise.
24975 (reorder_blocks_1): Compute BLOCK_SAME_RANGE bits. Set
24976 BLOCK_SUPERCONTEXT to supercontext fragment instead of
24977 supercontext fragment's fragment origin.
24978 * dwarf2out.c (add_high_low_attributes): If stmt has the same
24979 range as its parent (or parents thereof etc.), use the parent's
24980 DW_AT_ranges value instead of creating a new .debug_ranges range.
24982 2012-03-05 Richard Henderson <rth@redhat.com>
24985 Revert: 2011-11-26 Richard Henderson <rth@redhat.com>
24986 * omp-low.c (expand_omp_atomic): Assume anything aligned to
24987 BIGGEST_ALIGNMENT is aligned.
24989 2012-03-05 Richard Henderson <rth@redhat.com>
24991 * config/sh/sh.h (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): Move...
24992 * config/sh/sh.c: ... here.
24994 2012-03-05 Richard Henderson <rth@redhat.com>
24997 * config/m68k/sync.md (atomic_test_and_set): Use expand_simple_unop
24998 instead of calling negqi2 directly.
25000 2012-03-05 Aldy Hernandez <aldyh@redhat.com>
25002 PR middle-end/52463
25003 * trans-mem.c (tm_region_init): Use last_basic_block.
25005 2012-03-05 Oleg Endo <olegendo@gcc.gnu.org>
25007 * config/sh/sh.h (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New hook.
25008 * config/sh/sync.md (atomic_test_and_set): New expander.
25009 (tasb, atomic_test_and_set_soft): New insns.
25010 * config/sh/sh.opt (menable-tas): New option.
25011 * doc/invoke.texi (SH Options): Document it.
25013 2012-03-05 Richard Guenther <rguenther@suse.de>
25015 * cfgloop.c (verify_loop_structure): Verify dominators before
25017 * graphite-clast-to-gimple.c (graphite_verify): Do not verify
25018 dominators from here.
25019 * graphite-scop-detection.c (create_sese_edges): Likewise.
25020 * loop-doloop.c (doloop_optimize_loops): Likewise.
25021 * loop-init.c (loop_optimizer_init): Likewise.
25022 * loop-unroll.c (unroll_and_peel_loops): Likewise.
25023 * loop-unswitch.c (unswitch_loops): Likewise.
25024 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Likewise.
25025 * tree-parloops.c (parallelize_loops): Likewise. Verify
25026 only when checking is enabled.
25027 * tree-loop-distribution.c (tree_loop_distribution): Likewise.
25029 2012-03-05 Bernd Schmidt <bernds@codesourcery.com>
25031 * genautomata.c (parse_automata_opt): New static function.
25032 (initiate_automaton_gen): Remove all option handling code. Remove
25033 argc argument. All callers changed.
25034 (main): Call init_rtx_reader_args_cb with the new function as argument.
25036 2012-03-05 Richard Guenther <rguenther@suse.de>
25038 * cfgexpand.c (gimple_expand_cfg): Free dominator info.
25039 * tree-if-conv.c (combine_blocks): Free post-dominator info
25041 * tree-parloops.c (create_parallel_loop): Free and re-compute
25042 dominator info after breaking it.
25044 2012-03-05 Richard Guenther <rguenther@suse.de>
25046 PR middle-end/52353
25047 * optabs.h (trapv_unoptab_p): New function.
25048 (trapv_binoptab_p): Likewise.
25049 * optabs.c (expand_binop): Use emit_libcall_block_1 with
25050 a proper equiv_may_trap argument.
25051 (expand_unop): Likewise.
25052 (emit_libcall_block_1): Take extra argument whether the
25053 instruction may trap. Renamed from ...
25054 (emit_libcall_block): ... this. New wrapper.
25056 2012-03-05 Jakub Jelinek <jakub@redhat.com>
25058 PR tree-optimization/51721
25059 * tree-vrp.c (register_edge_assert_for_2): If comparing
25060 lhs of right shift by constant with an integer constant,
25061 add ASSERT_EXPRs for the rhs1 of the right shift.
25063 * cfgrtl.c (cfg_layout_merge_blocks): Cleanup.
25065 2012-03-05 Richard Guenther <rguenther@suse.de>
25067 * tree.c (integer_zerop): Handle VECTOR_CSTs.
25068 (integer_onep): Likewise.
25069 (integer_all_onesp): Likewise.
25071 2012-03-05 Georg-Johann Lay <avr@gjlay.de>
25073 * config/avr/avr.md (*umaddqihi4.2): New insn-and-split.
25075 2012-03-04 H.J. Lu <hongjiu.lu@intel.com>
25077 * config/i386/i386.c (pro_epilogue_adjust_stack): Check Pmode
25078 instead of TARGET_64BIT.
25080 2012-03-04 H.J. Lu <hongjiu.lu@intel.com>
25082 * config/i386/i386.c (ix86_expand_prologue): Check Pmode to set
25085 2012-03-04 H.J. Lu <hongjiu.lu@intel.com>
25087 * config/i386/i386.c (ix86_print_operand_address): Only handle
25088 zero-extended DImode addresses.
25090 2012-03-04 Uros Bizjak <ubizjak@gmail.com>
25092 * config/i386/i386.c (ix86_print_operand) <case '+'>: Declare
25093 taken and cputaken as bool.
25095 2012-03-04 Uros Bizjak <ubizjak@gmail.com>
25097 * config/i386/constraints.md (Ya): New internal constraint.
25098 * config/i386/i386.md (zero_extendsidi2): Remove expansion.
25099 (*zero_extendsidi2_rex64): Add x,x alternative.
25100 (*zero_extendsidi2): Ditto. Add o,0 alternative.
25101 Remove flags reg clobber. Adjust corresponding splits.
25102 (zero_extend<mode>si2): Macroize expander from zero_extendhisi2 and
25103 zero_extendqisi2 expanders using SWI12 mode iterator.
25104 (zero_extend<mode>si2_and): Macroize insn from
25105 zero_extendhisi2_and and zero_extendqisi2_and. Merge corresponding
25107 (*zero_extend<mode>si2): Macroize insn from
25108 *zero_extendhisi2_movzbl and *zero_extendqisi2_movzbl.
25109 (*zero_extend*2_movzbl_and): Remove insn patterns.
25110 (zero_extendqihi2_and): Merge corresponding splitter.
25111 (*zero_extendqihi2): Rename from *zero_extendqihi2_movzbl.
25112 (*zero_extend*2_movzbl_and): Remove insn patterns.
25113 (*anddi_1): Split TYPE_IMOVX instructions.
25114 (*andsi_1): Use Ya for alternative 2. Split TYPE_IMOVX instructions.
25116 (and->zext splitter): Add splitter pattern.
25117 (zero extend with andsi3 splitter): Adjust zero_extend pattern.
25119 2012-03-04 Sandra Loosemore <sandra@codesourcery.com>
25121 * doc/invoke.texi (C++ Dialect Options): Minor copy-edits to
25123 (Debugging Options): Likewise.
25124 (Optimize Options): Likewise.
25125 (i386 and x86-64 Options): Discuss -march before -mtune, consistently
25126 with other architectures. Use official processor names with correct
25127 spelling/capitalization. Fix formatting and grammar issues.
25128 (i386 and x86-64 Windows Options): Similar cleanup here.
25130 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
25132 * config/sh/sh.md (abssi2): Add TARGET_SH1 condition.
25134 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
25136 * config/sh/sh.c (sh_dwarf_register_span): Don't apply
25137 DBX_REGISTER_NUMBER.
25139 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
25141 * config/sh/sh.c (shiftcosts): Return MAX_COST when the first
25142 operand is CONST_INT. Take COSTS_N_INSNS into account.
25143 (sh_rtx_costs): Don't apply COSTS_N_INSNS to the return value
25146 2012-03-02 Richard Henderson <rth@redhat.com>
25148 * optabs.c (expand_atomic_test_and_set): Honor
25149 atomic_test_and_set_trueval even when atomic_test_and_set
25150 optab is not in use.
25152 2012-03-02 Kaz Kojima <kkojima@gcc.gnu.org>
25156 * config/sh/sh.c (sh_register_move_cost): Increase cost between
25157 GENERAL_REGS and FP_REGS for SImode.
25159 2012-03-02 Oleg Endo <olegendo@gcc.gnu.org>
25162 * config/sh/sh.md (negdi2): Add TARGET_SH1 condition.
25163 (absdi2): New expander.
25164 (*absdi2, *negabsdi2, negdi_cond): New insns and splits.
25166 2012-03-02 Oleg Endo <olegendo@gcc.gnu.org>
25168 * config/sh/sync.md (atomic_exchange<mode>): New expander.
25169 (atomic_exchange<mode>_soft): New insn.
25171 2012-03-02 Oleg Endo <olegendo@gcc.gnu.org>
25173 * config/sh/sync.md: Update copyright notice dates.
25174 (atomic_compare_and_swap<mode>): Use SImode for return value instead
25176 (atomic_compare_and_swap<mode>_soft): Likewise.
25178 2012-03-02 Oleg Endo <olegendo@gcc.gnu.org>
25181 * config/sh/sh.h (LOOP_ALIGN): Move logic to sh_loop_align.
25182 * config/sh/sh.c: Update copyright notice dates.
25183 (sh_loop_align): Add logic from LOOP_ALIGN. Don't disable loop
25184 alignment for TARGET_HARD_SH4.
25185 (sh_option_override): Reduce default function alignment. Set
25186 loop alignment to 4 bytes when not optimizing for size.
25188 2012-03-02 Maxim Kuvyrkov <maxim@codesourcery.com>
25190 PR middle-end/50335
25191 * doc/invoke.texi (floop-flatten): Remove.
25192 * toplev.c (process_options): Remove references to flag_loop_flatten.
25193 * tree-ssa-loop.c (gate_graphite_transform): Same.
25194 * common.opt (floop-flatten): Obsolete.
25195 * graphite-poly.c (apply_poly_transforms): Remove reference to
25197 * Makefile.in (graphite-flattening.o): Remove.
25198 * graphite-flattening.c: Remove.
25200 2012-03-02 Uros Bizjak <ubizjak@gmail.com>
25202 * compare-elim.c (find_comparisons_in_bb): Eliminate only compares
25203 having mode compatible with the mode of previous compare. Substitute
25204 compare mode of previous compare with the mode, compatible
25205 with eliminated and previous compare.
25207 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
25209 * config/rs6000/dfp.md (floatdidd2): New define_insn.
25211 2012-03-02 Uros Bizjak <ubizjak@gmail.com>
25213 * config/i386/i386.c (ix86_cc_modes_compatible): Declare CCZmode
25214 compatible with CCGOCmode and CCGCmode.
25216 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
25218 * config/rs6000/vsx.md (vsx_set_<mode>): Reorder operands.
25220 2012-03-02 Ulrich Weigand <ulrich.weigand@linaro.org>
25222 * config/arm/arm.c (arm_sat_operator_match): New function.
25223 * config/arm/arm-protos.h (arm_sat_operator_match): Add prototype.
25224 * config/arm/arm.md ("insn" attribute): Add "sat" value.
25225 ("SAT", "SATrev"): New code iterators.
25226 ("SATlo", "SAThi"): New code iterator attributes.
25227 ("*satsi_<SAT:code>"): New pattern.
25228 ("*satsi_<SAT:code>_shift"): Likewise.
25229 * config/arm/arm-fixed.md ("arm_ssatsihi_shift"): Add "insn"
25230 and "shift" attributes.
25231 ("arm_usatsihi"): Add "insn" attribute.
25232 * config/arm/predicates.md (sat_shift_operator): Allow multiplication
25233 by powers of two. Do not allow shift by 32.
25235 2012-03-02 Uros Bizjak <ubizjak@gmail.com>
25238 * config/i386/i386.c (construct_container): Use gen_reg_or_parallel
25239 to pass the argument in the register of "natural" mode.
25241 2012-03-02 Richard Guenther <rguenther@suse.de>
25243 PR tree-optimization/52406
25244 * tree-data-ref.h: Update documentation about DR_BASE_OBJECT.
25245 (struct indices): Add unconstrained_base member.
25246 (struct dr_alias): Remove unused vops member.
25247 (DR_UNCONSTRAINED_BASE): New define.
25248 * tree-data-ref.c (dr_analyze_indices): For COMPONENT_REFs
25249 add indices to allow their disambiguation. Make DR_BASE_OBJECT
25250 be an artificial access that covers the whole indexed object,
25251 or mark it with DR_UNCONSTRAINED_BASE if we cannot do so. Canonicalize
25252 plain decl base-objects to their MEM_REF variant.
25253 (dr_may_alias_p): When the base-object of either data reference
25254 has unknown size use only points-to information.
25255 (compute_affine_dependence): Make dumps easier to read and
25257 * tree-vect-data-ref.c (vector_alignment_reachable_p): Use
25258 DR_REF when looking for packed references.
25259 (vect_supportable_dr_alignment): Likewise.
25261 2012-03-02 Greta Yorsh <Greta.Yorsh@arm.com>
25263 * config/arm/arm-ldmstm.ml (write_ldm_commutative_peephole):
25264 Improve conditions for peepholes of loads followed by commutative
25266 * config/arm/ldmstm.md: Regenerated.
25268 2012-03-02 Richard Guenther <rguenther@suse.de>
25270 * BASE-VER: Set to 4.8.0.
25272 2012-03-01 Richard Earnshaw <rearnsha@arm.com>
25274 * config.gcc (obsolete): Add all ARM targets using the FPA.
25275 (with_fpu): Obsolete selection of the FPA or Maverick on ARM.
25276 * doc/install.texi: Avoid references to obsolete ARM ports.
25278 2012-03-01 Joern Rennecke <joern.rennecke@embecosm.com>
25280 * config/epiphany/epiphany.md (movmisalign<mode>): New patterns.
25282 2012-03-01 Jeremy Bennett <jeremy.bennett@embecosm.com>
25283 Joern Rennecke <joern.rennecke@embecosm.com>
25285 * doc/extend.texi: Expand and update information on interrupt
25286 attribute for Epiphany.
25288 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
25290 * config/sh/sh-protos.h: Update copyright notice dates.
25291 * config/sh/sh.h: Likewise.
25292 * config/sh/sh.md: Likewise.
25293 * config/sh/constraints.md: Likewise.
25294 * config/sh/predicates.md: Likewise.
25296 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
25298 * config/sh/sh-protos.h (tertiary_reload_operand): Remove dead function.
25299 * config/sh/sh.c (tertiary_reload_operand): Likewise.
25301 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
25303 * config/sh/constraints.md: Fix comment typo.
25305 2012-03-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
25308 * config/pa/pa.md (zvdep_imm32): Change type of variable x from int to
25309 unsigned HOST_WIDE_INT.
25310 (zvdep_imm64): Likewise.
25311 (vdepi_ior): Change type of variable x from int to HOST_WIDE_INT.
25312 (vdepi_and): Likewise.
25313 Likewise for unamed 64-bit patterns.
25314 * config/pa/predicates.md (lhs_lshift_cint_operand): Update comment.
25316 2012-03-01 Alexandre Oliva <aoliva@redhat.com>
25319 PR rtl-optimization/52417
25320 * cselib.c (cselib_any_perm_equivs): New variable.
25321 (cselib_reset_table): Check that it's not set when not
25322 preserving constants.
25323 (cselib_add_permanent_equiv): Set it.
25324 (cselib_have_permanent_equivalences): New.
25325 (cselib_init, cselib_finish): Reset it.
25326 * cselib.h (cselib_have_permanent_equivalences): Declare.
25327 * alias.c (get_addr): Restore earlier behavior when there
25328 aren't permanent equivalences.
25330 2012-03-01 Steven Bosscher <steven@gcc.gnu.org>
25332 * config/mn10300/mn10300-modes.def: Fix copyright notice.
25333 * config/v850/v850-modes.def: Fix copyright notice.
25335 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
25337 * doc/extend.texi (AVR Built-in Functions): Document
25338 __builtin_avr_flash_segment.
25340 * config/avr/builtins.def (__builtin_avr_flash_segment): New entry.
25341 * config/avr/avr.md (flash_segment, flash_segment1): New expanders.
25342 (*split.flash_segment): New insn-and-split.
25343 * config/avr/avr.c (avr_init_builtins): Add local variables:
25344 const_memx_void_node, const_memx_ptr_type_node,
25345 char_ftype_const_memx_ptr.
25347 2012-03-01 Jakub Jelinek <jakub@redhat.com>
25349 PR tree-optimization/52445
25350 * tree-ssa-phiopt.c (struct name_to_bb): Remove ssa_name field,
25351 add ssa_name_ver, offset and size fields and change store field
25353 (name_to_bb_hash, name_to_bb_eq): Adjust for the above changes.
25354 (add_or_mark_expr): Likewise. Only consider previous stores
25355 with the same size and offset.
25356 (nt_init_block): Only look at gimple_assign_single_p stmts,
25357 doesn't look at rhs2.
25359 2012-03-01 Richard Guenther <rguenther@suse.de>
25361 PR middle-end/52443
25362 * tree-cfg.c (verify_gimple_assign_unary): Allow any
25363 conversions from integral types to pointer types.
25365 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
25367 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Restore built-in
25368 defines for __UINT24_MAX__, __INT24_MAX__, __INT24_MIN__
25369 unintentionally removed in r184616.
25371 2012-03-01 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
25373 * doc/invoke.texi: Document AMD bdver2 and remove mentioning
25376 2012-02-29 Jakub Jelinek <jakub@redhat.com>
25377 Uros Bizjak <ubizjak@gmail.com>
25380 * config/i386/sse.md (vec_set<mode>_0): Swap "*r" and "fF"
25381 alternatives, add "e" constraint to the new last alternative
25382 and ! to last 3 alternatives.
25384 2012-02-29 Eric Botcazou <ebotcazou@adacore.com>
25386 * dwarf2out.c (modified_type_die): Set DW_AT_GNAT_descriptive_type and
25387 DW_AT_artificial attributes at the end of the processing.
25388 (gen_array_type_die): Likewise.
25389 (gen_enumeration_type_die): Likewise.
25390 (gen_struct_or_union_type_die): Likewise.
25391 (add_gnat_descriptive_type_attribute): Do not suppress debug info for
25394 2012-02-29 Jakub Jelinek <jakub@redhat.com>
25396 PR middle-end/52419
25397 * expr.c (expand_assignment): If doing misaligned store that doesn't
25398 cover all mode bits, perform a RMW cycle.
25400 PR tree-optimization/52429
25401 * tree-parloops.c (separate_decls_in_region_debug): Return early
25402 if var is LABEL_DECL.
25404 2012-02-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
25406 PR tree-optimization/52424
25407 * tree-ssa-dom.c (dom_opt_leave_block): Push a marker before
25408 calling dom_thread_across_edge.
25410 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
25412 * config/avr/avr.c: Move definition of TARGET macros to end of file.
25414 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
25416 * config/avr/avr-protos.h (avr_output_bld): Remove unused prototype.
25417 * config/avr/avr.c (avr_output_bld): Remove unused function.
25418 (avr_out_sbxx_branch): Use "%T" to print bit position.
25420 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
25422 * config/avr/avr.md: Untabify.
25424 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
25426 * config/avr/avr.md (eqne): New code iterator.
25427 (*dec-and-branchsi): Use it in text peephole's condition.
25428 (*dec-and-branchhi): Ditto.
25429 (*dec-and-branchqi): Ditto.
25431 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
25434 * config/avr/avr.h (ASM_SPEC): Add -mno-skip-bug if we know that
25435 the device does not have the skip-bug.
25437 2012-02-29 Oleg Endo <olegendo@gcc.gnu.org>
25439 * doc/invoke.texi (-msoft-atomic): Add more detailed description.
25440 (-mbranch-cost, -mcbranchdi -mcmpeqdi -mfused-madd
25441 -mpretend-cmove): New.
25443 2012-02-29 Jakub Jelinek <jakub@redhat.com>
25446 * df.h (struct df_d): Adjust comment that hard_regs_live_count
25447 doesn't count DEBUG_INSN refs.
25448 * df-scan.c (df_ref_create_structure): Don't set DF_HARD_REG_LIVE
25449 for DEBUG_INSN refs.
25451 2012-02-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
25455 2012-02-20 Richard Guenther <rguenther@suse.de>
25456 PR tree-optimization/52298
25457 * tree-vect-stmts.c (vectorizable_load): Properly use
25458 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing outer loops.
25460 2012-02-28 Aldy Hernandez <aldyh@redhat.com>
25462 PR middle-end/51752
25463 * gimple.h (gimple_in_transaction): New.
25464 (gimple_set_in_transaction): New.
25465 (struct gimple_statement_base): Add in_transaction field.
25466 * tree-ssa-loop-im.c: (movement_possibility): Restrict movement of
25468 (tree_ssa_lim_initialize): Compute transaction bits.
25469 * tree.h (compute_transaction_bits): Protoize.
25470 * trans-mem.c (tm_region_init): Use the heap to store BB
25472 (compute_transaction_bits): New.
25474 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
25476 * gcc.c (display_help): Document --help=common and sort entries
25479 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
25481 * doc/install.texi: Document check-$LANG specific shortcuts
25483 2012-02-28 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
25486 * config/arm/arm.c (neon_builtin_data): Add entries for vcgeu
25488 * config/arm/arm_neon.h: Regenerate.
25489 * config/arm/neon.md (unspec): Add UNSPEC_VCGEU, and UNSPEC_VCGTU.
25490 (neon_vcgeu): New insn.
25491 (neon_vcgtu): Likewise.
25492 * config/arm/neon.ml (s_8_32, u_8_32): New lists.
25493 (ops): Unsigned comparison intrinsics call a different builtin.
25495 2012-02-28 Richard Guenther <rguenther@suse.de>
25498 * config/i386/i386.c (ix86_expand_vector_set): Fix element
25499 ordering for the VEC_CONCAT for two element vectors for
25500 V2SFmode, V2SImode and V2DImode.
25502 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
25505 * config.gcc (arm*-*-linux*): Use an unambiguous pattern for
25506 detecting big-endian triplets.
25508 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
25510 * arm.c (aapcs_vfp_is_call_or_return_candidate): Only use the machine
25511 mode if there is no type information available.
25513 2012-02-28 Thomas Koenig <tkoenig@gcc.gnu.org>
25515 PR tree-optimization/53207
25516 * doc/invoke.texi: Document as experimental and relying on graphite.
25518 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
25520 * config/avr/avr-devices.c (avr_mcu_type): Adjust NULL part
25521 of initializer to changes from r184614.
25523 2012-02-28 Richard Guenther <rguenther@suse.de>
25525 PR tree-optimization/52395
25526 * tree-sra.c (build_ref_for_offset): Also look at the base
25527 TYPE_ALIGN when figuring out the alignment of the replacement.
25529 2012-02-28 Richard Guenther <rguenther@suse.de>
25531 PR tree-optimization/52402
25532 * ipa-prop.c (ipa_modify_call_arguments): Properly use
25533 mis-aligned types when creating the accesses at the call site.
25535 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
25537 * config/avr/builtins.def: New file.
25538 * config/avr/t-avr (avr.o, avr-c.o): Depend on it.
25539 * config/avr/avr.c (enum avr_builtin_id): Use it.
25540 (avr_init_builtins): Use it. And use avr_bdesc.
25541 (bdesc_1arg): Remove.
25542 (bdesc_2arg): Remove.
25543 (bdesc_3arg): Remove.
25544 (struct avr_builtin_description): Add field n_args.
25545 (avr_bdesc): New static variable using builtins.def.
25546 (avr_expand_builtin): Use it.
25547 Don't call avr_expand_delay_cycles if op0 is not CONST_INT.
25548 (avr_fold_builtin): Fold AVR_BUILTIN_SWAP.
25549 Don't fold AVR_BUILTIN_INSERT_BITS if arg0 is not INTEGER_CST.
25551 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
25554 * config/avr/avr.md (movmem_<mode>): Replace match_operand that
25555 match only one single hard register with respective hard reg rtx.
25556 (movmemx_<mode>): Ditto.
25557 * config/avr/avr.c (avr_emit_movmemhi): Adapt expanding to new
25558 insn anatomy of movmem[x]_<mode>.
25559 (avr_out_movmem): Same for printing assembler and operand usage.
25561 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
25565 * doc/extend.texi (AVR Named Address Spaces): No more try to fix
25566 address spaces located outside of device flash.
25568 * config/avr/avr.h (base_arch_s): Remove field n_segments.
25569 (mcu_type_s): Add field n_flash.
25570 * config/avr/avr-devices.c (avr_arch_types): Remove .n_segments.
25571 Set .have_elpm and .have_elpmx to 1 for avrxmega4 and avrxmega5.
25572 (AVR_MCU): Add N_FLASH argument.
25573 * config/avr/avr-mcus.def (AVR_MCU): Add initializer for .n_flash.
25574 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Only define built-in
25575 macro __FLASH<n> if that address space makes sense for the device.
25576 * config/avr/avr.c (avr_out_lpm): Don't try to fix address spaces
25577 outside of target flash.
25578 (avr_asm_named_section): Ditto.
25579 (avr_asm_select_section): Ditto.
25580 (avr_addr_space_convert): Ditto.
25581 (avr_emit_movmemhi): Ditto.
25582 (avr_nonconst_pointer_addrspace, avr_pgm_check_var_decl): Error if
25583 address space is outside of device flash.
25584 (avr_insert_attributes): Ditto.
25585 (avr_xload_libgcc_p): Use avr_current_device->n_flash instead of
25586 avr_current_arch->n_segments.
25588 2012-02-27 H.J. Lu <hongjiu.lu@intel.com>
25591 * config/i386/i386.md (*movabs<mode>_1): Enable only for TARGET_LP64.
25592 (*movabs<mode>_2): Likewise.
25594 2012-02-27 Jakub Jelinek <jakub@redhat.com>
25597 * config/arm/neon.md (vashr<mode>3, vlshr<mode>3): Use
25598 s_register_operand in the test instead of REG_P. Don't call
25599 gen_reg_rtx if it won't be used.
25601 PR tree-optimization/52376
25602 * ipa-split.c (split_function): Ignore CLOBBER stmts.
25604 2012-02-27 Stuart Henderson <shenders@gcc.gnu.org>
25606 * ifcvt.c (noce_get_condition): Check condition variable is not
25607 small_register_classes_for_mode_p before accepting.
25609 2012-02-27 Uros Bizjak <ubizjak@gmail.com>
25611 * config/i386/i386.md (*movabs<mode>_1): Fix operand 1 constraints.
25613 2012-02-27 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
25616 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
25617 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
25619 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
25621 2012-02-27 Oleg Endo <olegendo@gcc.gnu.org>
25623 * config/sh/sh.h: Delete dead GO_IF_LEGITIMATE_INDEX macro.
25625 2012-02-26 Oleg Endo <olegendo@gcc.gnu.org>
25627 * config/sh/predicates.md: Remove blank lines.
25628 * config/sh/sh.c: Fix typos in comments.
25629 * config/sh/constraints.md: Likewise.
25630 * config/sh/sh.md: Remove blank lines.
25631 Fix typos in comments. Use ;; as comment characters.
25633 2012-02-26 Walter Lee <walt@tilera.com>
25635 * config/tilegx/tilegx.c (match_pcrel_step2): Fix instruction pattern.
25636 (replace_mov_pcrel_step2): Ditto.
25638 2012-02-25 Alexandre Oliva <aoliva@redhat.com>
25641 * alias.c (refs_newer_value_cb, refs_newer_value_p): New.
25642 (get_addr): Walk canonical value's locs. Avoid returning VALUEs
25643 and locs that reference values newer than the non-canonical value
25644 at hand. Return the canonical value as a worst case.
25645 (memrefs_conflict_p): Walk canonical value's locs.
25648 * cselib.c (preserve_only_constants): Rename to...
25649 (preserve_constants_and_equivs): ... this. Split out...
25650 (invariant_or_equiv_p): ... this. Preserve plus expressions
25651 of other preserved expressions too.
25652 (cselib_reset_table): Adjust.
25653 * var-tracking.c (reverse_op): Use canonical value to build
25656 2012-02-23 Kai Tietz <ktietz@redhat.com>
25658 * config/i386/i386.c (ix86_delegitimize_address): Handle
25659 UNSPEC_PCREL plus displacement.
25661 2012-02-24 Georg-Johann Lay <avr@gjlay.de>
25664 * config/avr/avr.c (avr_out_movhi_mr_r_xmega): Use base
25665 to test for unusedness in st X addressing.
25667 2012-02-24 Richard Guenther <rguenther@suse.de>
25669 PR middle-end/52361
25670 * gimple.c (walk_gimple_op): Use predicates with less redundant tests.
25671 (is_gimple_reg_type): Move inline ...
25672 * gimple.h (is_gimple_reg_type): ... here.
25674 2012-02-24 Richard Guenther <rguenther@suse.de>
25676 PR middle-end/52361
25677 * passes.c (execute_function_todo): When verifying SSA form
25678 verify gimple form first.
25679 * tree-ssa.c (verify_ssa): Do not verify gimple form here.
25681 2012-02-24 Richard Guenther <rguenther@suse.de>
25683 PR middle-end/52355
25684 * fold-const.c (fold_addr_of_array_ref_difference): New function.
25685 (fold_binary_loc): Use it to extend the existing &a[i] - &a[j] folding.
25687 2012-02-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
25689 * tree-if-conv (predicate_scalar_phi): Commentary typo fix.
25691 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
25693 * tree-phinodes.c (make_phi_node): Mark static.
25694 * tree-flow.h (make_phi_node): Remove extern decl.
25695 * doc/gimple.texi (make_phi_node): Remove documentation.
25697 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
25699 * tree-into-ssa (update_ssa): Avoid trailing whitespace in dump_file.
25700 * tree-ssa-sccvn.c (print_scc): Ditto.
25702 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
25704 * doc/passes.texi (Full redundancy elimination): Fix typo.
25706 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
25708 * doc/invoke.texi (-fdse, -fdce): Remove duplicate entries.
25710 2012-02-23 Eric Botcazou <ebotcazou@adacore.com>
25713 * haifa-sched.c (rank_for_schedule): Stabilize sort for debug insns.
25715 2012-02-23 Uros Bizjak <ubizjak@gmail.com>
25718 * c-decl.c (start_function): Exit early if decl1 is not FUNTION_DECL.
25720 2012-02-23 Georg-Johann Lay <avr@gjlay.de>
25722 * config/avr/avr.md (code_stdname): Add ior, xor.
25723 (xior): New code iterator.
25724 (*<code_stdname><mode>qi.byte0): Use xior instead of ior.
25725 (*<code_stdname><mode>qi.byte1-3): Ditto.
25727 2012-02-23 Jakub Jelinek <jakub@redhat.com>
25729 PR tree-optimization/52019
25730 * ipa-split.c (find_return_bb, find_retval, visit_bb): Ignore
25733 2012-02-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
25735 * acinclude.m4: Use HAVE_INITFINI_ARRAY_SUPPORT instead of
25736 HAVE_INITFINI_ARRAY to work around namespace pollution in
25737 certain versions of newlib system headers.
25738 * config.in: Regenerate.
25739 * configure: Regenerate.
25740 * config/initfini-array.h: Use HAVE_INITFINI_ARRAY_SUPPORT
25741 instead of HAVE_INITFINI_ARRAY.
25743 2012-02-22 Uros Bizjak <ubizjak@gmail.com>
25746 * config/i386/i386.c (ix86_print_operand) <case 'H'>: Error out if x
25747 is not offsettable memory reference.
25749 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
25752 * config/avr/avr.c (avr_asm_output_aligned_decl_common): Skip
25753 setting avr_need_clear_bss_p for __gnu_lto* symbols.
25755 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
25757 * config/avr/avr.h (avr_accumulate_outgoing_args): Return int.
25758 * config/avr/avr.c (avr_accumulate_outgoing_args): Return int.
25760 2012-02-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
25762 * configure.ac (LIB_TLS_SPEC): Enforce use of alternate thread
25763 library on Solaris 8 even without TLS support.
25764 * configure: Regenerate.
25766 2012-02-22 Richard Guenther <rguenther@suse.de>
25768 PR middle-end/52329
25769 * gimple-fold.c (fold_stmt_1): Also canonicalize ADDR_EXPRs
25770 for GIMPLE_DEBUG stmts.
25772 2012-02-22 Martin Jambor <mjambor@suse.cz>
25774 PR middle-end/51782
25775 * emit-rtl.c (set_mem_attributes_minus_bitpos): Set address space
25776 according to the base object.
25778 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
25780 PR rtl-optimization/50063
25781 * config/avr/avr.md (movhi_sp_r): Handle -1 (unknown IRQ state)
25782 and 2 (8-bit SP) in operand 2.
25783 * config/avr/avr.c (avr_prologue_setup_frame): Adjust prologue
25784 setup to use movhi_sp_r instead of vanilla move to write SP.
25785 Adjust REG_CFA notes to superseed unspec.
25786 (expand_epilogue): Adjust epilogue setup to use movhi_sp_r instead
25788 As function body might contain CLI or SEI: Use irq_state 0 (IRQ
25789 known to be off) only with TARGET_NO_INTERRUPTS. Never use
25790 irq_state 1 (IRQ known to be on) here.
25792 2012-02-21 Bernd Schmidt <bernds@codesourcery.com>
25794 * ira.c (check_allocation): Use REG_WORDS_BIG_ENDIAN, not
25796 * ira-color.c (setup_profitable_hard_regs, check_hard_reg_p,
25797 assign_hard_reg): Likewise.
25799 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
25801 * config/avr/avr.md (neghi2): Remove "!d,0" alternative. Tweak "r,0".
25803 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
25805 * config/avr/avr.md
25806 (*dec-and-branchhi!=-1.d.clobber): New text peephole.
25807 (*dec-and-branchhi!=-1.l.clobber): New text peephole.
25809 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
25811 * config/avr/avr-protos.h (avr_accumulate_outgoing_args): Move
25812 prototype from here to...
25813 * config/avr/avr.h: ...here.
25815 2012-02-21 Richard Earnshaw <rearnsha@arm.com>
25818 * thumb2.md (thumb2_shiftsi3_short): Split register and
25819 immediate shifts. For register shifts tie operands 0 and 1.
25820 (peephole2 for above): Check that register-controlled shifts
25821 have suitably tied operands.
25823 2012-02-21 Quentin Neill <quentin.neill@amd.com>
25826 * config/i386/bdver1.md (bdver1_call, bdver1_push,
25827 bdver1_pop, bdver1_leave, bdver1_lea, bdver1_imul_DI, bdver1_imul,
25828 bdver1_imul_mem_DI, bdver1_imul_mem, bdver1_idiv, bdver1_idiv_mem,
25829 bdver1_str, bdver1_idirect, bdver1_ivector, bdver1_idirect_loadmov,
25830 bdver1_idirect_load, bdver1_ivector_load, bdver1_idirect_movstore,
25831 bdver1_idirect_both, bdver1_ivector_both, bdver1_idirect_store,
25832 bdver1_ivector_store, bdver1_fldxf, bdver1_fld, bdver1_fstxf,
25833 bdver1_fst, bdver1_fist, bdver1_fmov_bdver1, bdver1_fadd_load,
25834 bdver1_fadd, bdver1_fmul_load, bdver1_fmul, bdver1_fsgn,
25835 bdver1_fdiv_load, bdver1_fdiv, bdver1_fpspc_load, bdver1_fpspc,
25836 bdver1_fcmov_load, bdver1_fcmov, bdver1_fcomi_load,
25837 bdver1_fcomi, bdver1_fcom_load, bdver1_fcom,
25838 bdver1_fxch, bdver1_ssevector_avx128_unaligned_load,
25839 bdver1_ssevector_avx256_unaligned_load,
25840 bdver1_ssevector_sse128_unaligned_load,
25841 bdver1_ssevector_avx128_load, bdver1_ssevector_avx256_load,
25842 bdver1_ssevector_sse128_load, bdver1_ssescalar_movq_load,
25843 bdver1_ssescalar_vmovss_load, bdver1_ssescalar_sse128_load,
25844 bdver1_mmxsse_load, bdver1_sse_store_avx256, bdver1_sse_store,
25845 bdver1_mmxsse_store_short, bdver1_ssevector_avx256,
25846 bdver1_movss_movsd, bdver1_mmxssemov, bdver1_sselog_load_256,
25847 bdver1_sselog_256, bdver1_sselog_load, bdver1_sselog,
25848 bdver1_ssecmp_load, bdver1_ssecmp, bdver1_ssecomi_load,
25849 bdver1_ssecomi, bdver1_vcvtX2Y_avx256_load, bdver1_vcvtX2Y_avx256,
25850 bdver1_ssecvt_cvtss2sd_load, bdver1_ssecvt_cvtss2sd,
25851 bdver1_sseicvt_cvtsi2sd_load, bdver1_sseicvt_cvtsi2sd,
25852 bdver1_ssecvt_cvtpd2ps_load, bdver1_ssecvt_cvtpd2ps,
25853 bdver1_ssecvt_cvtdq2ps_load, bdver1_ssecvt_cvtdq2ps,
25854 bdver1_ssecvt_cvtdq2pd_load, bdver1_ssecvt_cvtdq2pd,
25855 bdver1_ssecvt_cvtps2pd_load, bdver1_ssecvt_cvtps2pd,
25856 bdver1_ssecvt_cvtsX2si_load, bdver1_ssecvt_cvtsX2si,
25857 bdver1_ssecvt_cvtpd2pi_load, bdver1_ssecvt_cvtpd2pi,
25858 bdver1_ssecvt_cvtpd2dq_load, bdver1_ssecvt_cvtpd2dq,
25859 bdver1_ssecvt_cvtps2pi_load, bdver1_ssecvt_cvtps2pi,
25860 bdver1_ssemuladd_load_256, bdver1_ssemuladd_256,
25861 bdver1_ssemuladd_load, bdver1_ssemuladd, bdver1_sseimul_load,
25862 bdver1_sseimul, bdver1_sseiadd_load, bdver1_sseiadd,
25863 bdver1_ssediv_double_load_256, bdver1_ssediv_double_256,
25864 bdver1_ssediv_single_load_256, bdver1_ssediv_single_256,
25865 bdver1_ssediv_double_load, bdver1_ssediv_double,
25866 bdver1_ssediv_single_load, bdver1_ssediv_single, bdver1_sseins):
25867 Add "bdver2" attribute.
25869 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
25871 * config/s390/s390.c (s390_option_override): Make -mhard-dfp the
25872 default if possible and not specified otherwise.
25874 2012-02-21 Richard Guenther <rguenther@suse.de>
25876 PR middle-end/52314
25877 * gimplify.c (create_tmp_from_val): Use the main variant type
25878 for the type of the temporary we create.
25880 2012-02-21 Richard Guenther <rguenther@suse.de>
25882 PR tree-optimization/52324
25883 * gimplify.c (gimplify_expr): When re-gimplifying expressions
25884 do not gimplify a MEM_REF address operand if it is already
25887 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
25889 * config/s390/s390.md ("fixuns_trunc<mode>si2"): Replace
25890 TARGET_HARD_FLOAT with TARGET_HARD_DFP.
25892 2012-02-21 Richard Guenther <rguenther@suse.de>
25894 * tree-vect-stmts.c (vectorizable_load): Use pre-computed
25895 nested_in_vect_loop.
25897 2012-02-21 Jakub Jelinek <jakub@redhat.com>
25899 PR tree-optimization/52318
25900 * gimple-fold.c (gimplify_and_update_call_from_tree): Add
25901 vdef also to non-pure/const call stmts in the sequence.
25903 2012-02-21 Tristan Gingold <gingold@adacore.com>
25905 * config/vms/vms-ld.c (main): Fix IDENTIFICATION padding.
25907 2012-02-20 David S. Miller <davem@davemloft.net>
25909 * config/sparc/sparc.md (load_pcrel_sym<P:mode>): Explain why we
25910 don't use the "rd %pc" instruction on v9 for PIC register loads.
25912 2012-02-20 Aldy Hernandez <aldyh@redhat.com>
25914 PR middle-end/52141
25915 * trans-mem.c (ipa_tm_scan_irr_block): Error out on GIMPLE_ASM's
25916 in a transaction safe function.
25918 2012-02-20 Kai Tietz <ktietz@redhat.com>
25921 * stor-layout.c (place_field): Handle desired_align for
25924 2012-02-20 Richard Guenther <rguenther@suse.de>
25926 PR tree-optimization/52298
25927 * tree-vect-stmts.c (vectorizable_store): Properly use
25928 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing
25930 (vectorizable_load): Likewise.
25931 * tree-vect-data-refs.c (vect_analyze_data_ref_access):
25932 Access DR_STEP after ensuring it is not NULL.
25934 2012-02-20 Jakub Jelinek <jakub@redhat.com>
25936 PR tree-optimization/52286
25937 * fold-const.c (fold_binary_loc): For (X & C1) | C2
25938 optimization use double_int_to_tree instead of build_int_cst_wide,
25939 rewrite to use double_int vars.
25941 2012-02-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
25944 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): Require gcc_SUN_LD_VERSION.
25946 Remove -e 0 from $gcc_cv_ld invocation.
25947 Only use __GLIBC_PREREQ if defined.
25948 Enable on Solaris since Solaris 8 patch.
25949 (gcc_SUN_LD_VERSION): New macro.
25950 * configure.ac (ld_ver) <*-*-solaris2*>: Refer to
25951 gcc_SUN_LD_VERSION for version number format.
25952 * configure: Regenerate.
25953 * varasm.c (get_elf_initfini_array_priority_section): Set
25954 SECTION_NOTYPE for non-default priority.
25955 Use get_section instead of get_unnamed_section to emit
25956 .init_array/.fini_array with default priority.
25958 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
25960 * config/mips/mips.c (mips_need_mips16_rdhwr_p): New variable.
25961 (mips_get_tp): Set it. Record that __mips16_rdhwr binds locally.
25962 (mips_start_unique_function, mips_output_mips16_rdhwr)
25963 (mips_code_end): New functions.
25964 (TARGET_ASM_CODE_END): Define.
25966 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
25968 * config/mips/mips.c (mips16_build_call_stub): Add CFI information
25969 to stubs with non-sibling calls.
25971 2012-02-18 Sandra Loosemore <sandra@codesourcery.com>
25973 * doc/invoke.texi (-fira-* options): Copy-edit.
25974 (ira-* parameters): Copy-edit.
25976 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
25978 * doc/invoke.texi: Minor copy-edits to bring into conformance with
25979 GCC coding conventions.
25981 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
25983 * doc/invoke.texi: Consistently hyphenate "big-endian"/"little-endian"
25984 when used as adjectives.
25986 2012-02-16 Sandra Loosemore <sandra@codesourcery.com>
25988 * doc/invoke.texi: Clean up "that"/"which" confusion.
25990 2012-02-17 Steven Bosscher <steven@gcc.gnu.org>
25992 * system.h: Poison SMALL_REGISTER_CLASSES
25993 * config/rl78/rl78.h: Replace SMALL_REGISTER_CLASSES with hook.
25994 * config/rx/rx.h: Remove SMALL_REGISTER_CLASSES.
25996 2012-02-16 Jakub Jelinek <jakub@redhat.com>
25998 PR tree-optimization/52285
25999 * tree-tailcall.c (find_tail_calls): Ignore gimple_clobber_p stmts
26000 when deciding if a call is a tail call or tail recursion.
26002 2012-02-16 Kai Tietz <ktietz@redhat.com>
26004 * config/i386/i386.c (legitimate_pic_address_disp_p): Allow
26005 interger-constant displacement for UNSPEC_PCREL.
26007 2012-02-16 Jakub Jelinek <jakub@redhat.com>
26009 PR rtl-optimization/52208
26010 * ira-costs.c (scan_one_insn): Don't decrease mem_cost
26011 for MEMs with REG_EQUIV, if the MEM isn't general_operand.
26013 PR tree-optimization/52255
26014 * tree-vect-loop-manip.c (slpeel_tree_peel_loop_to_edge): If
26015 loop->header has virtual PHI, but exit_e->dest doesn't, add
26016 virtual PHI to exit_e->dest and adjust all uses after the loop.
26019 * dwarf2out.c (copy_decls_walk): Fill in *slot before traversing
26020 children with clone_tree_hash, not after it.
26022 2012-02-16 Iain Sandoe <iains@gcc.gnu.org>
26024 * config/darwin.h (ASM_OUTPUT_LABELREF): Add user label prefix for
26025 extended identifiers.
26027 2012-02-16 Jakub Jelinek <jakub@redhat.com>
26029 PR middle-end/51929
26030 * cgraphunit.c (verify_edge_corresponds_to_fndecl): If node is
26031 a same_body_alias, also test whether e->callee isn't a former
26032 or current clone of the decl this is a same body alias of.
26034 PR translation/52264
26035 * cgraphunit.c (verify_cgraph_node): Fix a typo.
26037 2012-02-15 Sandra Loosemore <sandra@codesourcery.com>
26039 * doc/invoke.texi: Clean up "n-bit/byte/word" modifiers.
26041 2012-02-15 Michael Meissner <meissner@linux.vnet.ibm.com>
26044 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Use
26045 force_reg instead of copy_to_reg for better optimization. Force
26046 non-register or memory operands into a register.
26048 2012-02-15 Andrew MacLeod <amacleod@redhat.com>
26050 * extend.texi: Reserve upper bits of memory model for future use.
26052 2012-01-15 Georg-Johann Lay <avr@gjlay.de>
26053 Anatoly Sokolov <aesok@post.ru>
26054 Eric Weddington <eric.weddington@atmel.com>
26057 * config/avr/avr-devices.c (avr_arch_types): Add avrxmega2,
26058 avrxmega4, avrxmega5, avrxmega6, avrxmega7.
26059 Rewrite initializers for .macro.
26060 * config/avr/avr-mcus.def (AVR_MCU): Add known MCUs:
26061 avrxmega2: atxmega16a4, atxmega16d4, atxmega16x1, atxmega32a4
26062 atxmega32d4, atxmega32x1.
26063 avrxmega4: atxmega64a3, atxmega64d3.
26064 avrxmega5: atxmega64a1, atxmega64a1u.
26065 avrxmega6: atxmega128a3, atxmega128d3, atxmega192a3, atxmega192d3,
26066 atxmega256a3, atxmega256a3b, atxmega256a3bu, atxmega256d3.
26067 avrxmega7: atxmega128a1, atxmega128a1u.
26068 * config/avr/avr.h (enum avr_arch): Add: ARCH_AVRXMEGA2,
26069 ARCH_AVRXMEGA4, ARCH_AVRXMEGA5, ARCH_AVRXMEGA6, ARCH_AVRXMEGA7.
26070 (struct base_arch_s): Rename reserved to xmega_p.
26071 Rename reserved2 to have_rampd.
26072 (AVR_XMEGA): New define.
26073 (AVR_HAVE_RAMPD, AVR_HAVE_RAMPX, AVR_HAVE_RAMPY): New defines.
26074 (AVR_HAVE_RAMPZ): Change definition to fit xmega.
26075 * config/avr/predicates.md (io_address_operand): Take into
26076 account SFR offset.
26077 (low_io_address_operand): Ditto.
26078 (high_io_address_operand): Ditto.
26079 * config/avr/avr.md (isa): Add alternatives no_xmega, xmega.
26080 (enabled, movhi_sp_r): Use them.
26081 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use
26082 cpp_define_formatted to built-in define __AVR_ARCH__.
26083 (__AVR_XMEGA__): New built-in define.
26084 (__AVR_HAVE_RAMPD__): New built-in define.
26085 (__AVR_HAVE_RAMPX__): New built-in define.
26086 (__AVR_HAVE_RAMPY__): New built-in define.
26087 (__AVR_HAVE_RAMPZ__): Change condition when to built-in define it.
26089 * config/avr/avr.c (avr_addr_t): Add ccp, rampd, rampx, rampy.
26090 (avr_option_override): Initialize them.
26091 (sreg_rtx, rampd_rtx, rampx_rtx, rampy_rtx): New GTY rtx.
26092 (avr_init_expanders): Initialize them. No more block several calls.
26093 (emit_push_sfr): New static function.
26094 (avr_prologue_setup_frame): Use it to push SREG, RAMPD/X/Y/Z as needed.
26096 (expand_epilogue): Handle AVR_XMEGA. Pop RAMPD/X/Y/Z as needed.
26097 (avr_print_operand): Print addreeses as symbols for
26098 RAMPX, RAMPY, RAMPD, CCP.
26099 (output_movhi): Handle AVR_XMEGA when writing to SP.
26100 (avr_out_movhi_mr_r_xmega): New static function.
26101 (out_movhi_mr_r): Forward to avr_out_movhi_mr_r_xmega for AVR_XMEGA.
26102 (avr_file_start): Print symbol defines for __RAMPX__, __RAMPY__,
26103 __RAMPD__, __CCP__ as needed.
26105 * config/avr/multilib.h: Regenerate.
26106 * config/avr/t-multilib: Regenerate.
26107 * config/avr/avr-tables.opt: Regenerate.
26109 2012-02-15 Tobias Grosser <grosser@fim.uni-passau.de>
26111 PR tree-optimization/50561
26112 * graphite-flattening.c (lst_project_loop): Do not
26113 remove old scattering dimensions after flattening.
26114 (lst_do_flatten): Likewise.
26116 2012-02-15 Georg-Johann Lay <avr@gjlay.de>
26118 * doc/extend.texi (AVR Built-in Functions): Remove doc for
26119 __builtin_avr_map8, __builtin_avr_map16.
26120 Document __builtin_avr_insert_bits.
26122 * config/avr/avr.md (map_bitsqi, map_bitshi): Remove.
26123 (insert_bits): New insn.
26124 (adjust_len.map_bits): Rename to insert_bits.
26125 (UNSPEC_MAP_BITS): Rename to UNSPEC_INSERT_BITS.
26126 * avr-protos.h (avr_out_map_bits): Remove.
26127 (avr_out_insert_bits, avr_has_nibble_0xf): New.
26128 * config/avr/constraints.md (Cxf,C0f): New.
26129 * config/avr/avr.c (avr_cpu_cpp_builtins): Remove built-in
26130 defines __BUILTIN_AVR_MAP8, __BUILTIN_AVR_MAP16.
26131 New built-in define __BUILTIN_AVR_INSERT_BITS.
26132 * config/avr/avr.c (TARGET_FOLD_BUILTIN): New define.
26133 (enum avr_builtin_id): Add AVR_BUILTIN_INSERT_BITS.
26134 (avr_move_bits): Rewrite.
26135 (avr_fold_builtin, avr_map_metric, avr_map_decompose): New static
26137 (avr_map_op_t): New typedef.
26138 (avr_map_op): New static variable.
26139 (avr_out_insert_bits, avr_has_nibble_0xf): New functions.
26140 (adjust_insn_length): Handle ADJUST_LEN_INSERT_BITS.
26141 (avr_init_builtins): Add definition for __builtin_avr_insert_bits.
26142 (bdesc_3arg, avr_expand_triop_builtin): New.
26143 (avr_expand_builtin): Use them. And handle AVR_BUILTIN_INSERT_BITS.
26144 (avr_revert_map, avr_swap_map, avr_id_map, avr_sig_map): Remove.
26145 (avr_map_hamming_byte, avr_map_hamming_nonstrict): Remove.
26146 (avr_map_equal_p, avr_map_sig_p): Remove.
26147 (avr_out_swap_bits, avr_out_revert_bits, avr_out_map_bits): Remove.
26148 (bdesc_2arg): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
26149 (adjust_insn_length): Remove handling for ADJUST_LEN_MAP_BITS.
26150 (enum avr_builtin_id): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
26151 (avr_init_builtins): Remove __builtin_avr_map8, __builtin_avr_map16.
26152 (avr_expand_builtin): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
26154 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
26156 * config/c6x/c6x.md (reserve_cycles): New attribute.
26157 * config/c6x/c6x.c (c6x_sched_reorder_1): Ensure insns we predicate
26158 don't reserve functional units after the branch occurs.
26160 2012-02-14 Aldy Hernandez <aldyh@redhat.com>
26162 PR middle-end/52142
26163 * ipa-inline.c (can_inline_edge_p): Do not inline tm_pure
26164 functions into non-tm_pure functions.
26166 2012-02-14 Eric Botcazou <ebotcazou@adacore.com>
26169 * gimple.c (iterative_hash_gimple_type): Use RECORD_OR_UNION_TYPE_P.
26170 (iterative_hash_canonical_type): Likewise.
26171 * tree-ssa-pre.c (fini_pre): Clean up the CFG only after purging all
26174 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
26176 * haifa-sched.c (prune_ready_list): Ensure that if there is a
26177 sched-group insn, it either remains alone or the entire list is pruned.
26179 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
26181 * doc/install.texi (Prerequisites): Fix grammar.
26182 (Configuration): Likewise.
26184 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
26186 * doc/install.texi (Prerequisites): Suggest building GMP, MPFR and
26187 MPC as part of GCC before describing configuring with --with-gmp etc.
26188 (Installing GCC: Configuration): --with-gmp etc. aren't needed if
26189 sources are present.
26191 2012-02-14 Jakub Jelinek <jakub@redhat.com>
26194 * dwarf2out.c (clone_tree_hash): New function.
26195 (copy_decls_walk): Use it instead of clone_tree.
26197 2012-02-14 Richard Guenther <rguenther@suse.de>
26199 PR tree-optimization/52244
26200 PR tree-optimization/51528
26201 * tree-sra.c (analyze_access_subtree): Only create INTEGER_TYPE
26202 replacements for integral types.
26204 2012-02-14 Walter Lee <walt@tilera.com>
26206 * config.gcc: Handle tilegx and tilepro.
26207 * configure.ac (gcc_cv_as_dwarf2_debug_line): Enable test for
26208 tilegx and tilepro.
26209 Add HAVE_AS_TLS check for tilegx and tilepro.
26210 * configure: Regenerate.
26211 * doc/contrib.texi: Add Mat Hostetter and self.
26212 * doc/extend.texi (TILE-Gx Built-in Functions): New node.
26213 Document instruction intrinsics and network accessing intrinsics.
26214 (TILEPro Built-in Functions): New node. Document instruction
26215 intrinsics and network accessing intrinsics.
26216 * doc/install.texi (Specific, tilegx-*-linux*): Document it.
26217 (Specific, tilepro-*-linux*): Likewise.
26218 * doc/invoke.texi (TILE-Gx Options): New section.
26219 (TILEPro Options): New section.
26220 * doc/md.texi (TILE-Gx): New section.
26221 (TILEPro): New section.
26222 * common/config/tilegx/tilegx-common.c: New file.
26223 * common/config/tilepro/tilepro-common.c: New file.
26224 * config/tilegx/constraints.md: New file.
26225 * config/tilegx/linux.h: New file.
26226 * config/tilegx/mul-tables.c: New file.
26227 * config/tilegx/predicates.md: New file.
26228 * config/tilegx/sync.md: New file.
26229 * config/tilegx/t-tilegx: New file.
26230 * config/tilegx/tilegx-builtins.h: New file.
26231 * config/tilegx/tilegx-c.c: New file.
26232 * config/tilegx/tilegx-generic.md: New file.
26233 * config/tilegx/tilegx-modes.def: New file.
26234 * config/tilegx/tilegx-multiply.h: New file.
26235 * config/tilegx/tilegx-protos.h: New file.
26236 * config/tilegx/tilegx.c: New file.
26237 * config/tilegx/tilegx.h: New file.
26238 * config/tilegx/tilegx.md: New file.
26239 * config/tilegx/tilegx.opt: New file.
26240 * config/tilepro/constraints.md: New file.
26241 * config/tilepro/gen-mul-tables.cc: New file.
26242 * config/tilepro/linux.h: New file.
26243 * config/tilepro/mul-tables.c: New file.
26244 * config/tilepro/predicates.md: New file.
26245 * config/tilepro/t-tilepro: New file.
26246 * config/tilepro/tilepro-builtins.h: New file.
26247 * config/tilepro/tilepro-c.c: New file.
26248 * config/tilepro/tilepro-generic.md: New file.
26249 * config/tilepro/tilepro-modes.def: New file.
26250 * config/tilepro/tilepro-multiply.h: New file.
26251 * config/tilepro/tilepro-protos.h: New file.
26252 * config/tilepro/tilepro.c: New file.
26253 * config/tilepro/tilepro.h: New file.
26254 * config/tilepro/tilepro.md: New file.
26255 * config/tilepro/tilepro.opt: New file.
26257 2012-02-14 Jakub Jelinek <jakub@redhat.com>
26259 PR tree-optimization/52210
26260 * tree-vect-slp.c (vect_get_and_check_slp_defs): Call
26261 vect_model_simple_cost with two entry vect_def_type array instead
26262 of an address of dt.
26264 2012-02-14 Richard Guenther <rguenther@suse.de>
26267 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
26268 Do not stream DECL_QUALIFIER.
26269 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
26270 * tree.c (free_lang_data_in_decl): Free DECL_QUALIFIER.
26271 (find_decls_types_r): Do not walk DECL_QUALIFIER.
26273 2012-02-14 Jakub Jelinek <jakub@redhat.com>
26276 * c-decl.c (merge_decls): Copy DECL_USER_ALIGN bit from olddecl to
26279 2012-02-13 Jakub Jelinek <jakub@redhat.com>
26282 * cselib.h (cselib_subst_to_values_from_insn): New prototype.
26283 * cselib.c (cselib_subst_to_values_from_insn): New function.
26284 * sched-deps.c (add_insn_mem_dependence,
26285 sched_analyze_1, sched_analyze_2): Use it.
26287 2012-02-13 Jan Hubicka <jh@suse.cz>
26289 PR middle-end/52214
26290 * predict.c (predict_paths_for_bb): Fix thinko in prevoius patch.
26292 2012-02-13 Eric Botcazou <ebotcazou@adacore.com>
26294 * gcc.c (LINK_COMMAND_SPEC): Deal with -fgnu-tm.
26295 (GTM_SELF_SPECS): Define if not already defined.
26296 (driver_self_specs): Add GTM_SELF_SPECS.
26297 * config/darwin.h (LINK_COMMAND_SPEC_A): Deal with -fgnu-tm.
26298 (GTM_SELF_SPECS): Define.
26299 * config/i386/cygwin.h (GTM_SELF_SPECS): Likewise.
26300 * config/i386/mingw32.h (GTM_SELF_SPECS): Likewise.
26302 2012-02-13 Jakub Jelinek <jakub@redhat.com>
26304 * cselib.c (expand_loc): Return sp, fp, hfp or cfa base reg right
26307 * cselib.c (dump_cselib_val): Don't assume l->setting_insn is non-NULL.
26309 PR middle-end/52230
26310 * omp-low.c (expand_omp_for): If a static schedule without chunk size
26311 has NULL region->cont, force fd.chunk_size to be integer_zero_node.
26313 2012-02-13 Andrew MacLeod <amacleod@redhat.com>
26316 * doc/extend.texi : Fix another __atomic_compare_exchange typo.
26318 2012-02-13 Richard Guenther <rguenther@suse.de>
26320 PR translation/52211
26321 * passes.c (enable_disable_pass): Fix typo.
26323 2012-02-13 Jakub Jelinek <jakub@redhat.com>
26325 PR middle-end/52209
26326 * expr.c (expand_expr_real_2) <case BIT_NOT_EXPR>: Only expand using
26327 XOR for reduce_bit_field if type is unsigned.
26329 2012-02-12 Eric Botcazou <ebotcazou@adacore.com>
26331 * config/sparc/sparc.h (CANNOT_CHANGE_MODE_CLASS): In 64-bit mode,
26332 disallow changes from SFmode to mode with different size in FP regs.
26334 2012-02-12 Robert Millan <rmh@gnu.org>
26335 Gerald Pfeifer <gerald@pfeifer.com>
26337 * ginclude/stddef.h [__FreeBSD_kernel__] (__size_t): Do not define.
26340 2012-02-11 Richard Sandiford <rdsandiford@googlemail.com>
26342 PR rtl-optimization/52175
26343 * reorg.c (fill_slots_from_thread): Don't apply add/sub optimization
26344 to frame-related instructions.
26346 2012-02-10 Jason Merrill <jason@redhat.com>
26349 * tlink.c (demangled_hash_entry): Change mangled to a VEC.
26350 (demangle_new_symbols): Fill it.
26351 (scan_linker_output): Walk it.
26352 (start_tweaking): Split out from scan_linker_output.
26353 (maybe_tweak): Update sym->chosen.
26354 * Makefile.in (COLLECT2_OBJS): Add vec.o and gcc-none.o
26356 2012-02-11 Jakub Jelinek <jakub@redhat.com>
26359 * reg-stack.c (subst_stack_regs_in_debug_insn): Don't use get_true_reg.
26361 2012-02-11 Uros Bizjak <ubizjak@gmail.com>
26363 * compare-elim.c (find_comparisons_in_bb): Eliminate only compares
26364 having the same mode as previous compare.
26366 2012-02-10 Eric Botcazou <ebotcazou@adacore.com>
26368 * config/sparc/sparc.c (sparc_flat_expand_prologue): Use emit_use.
26369 * config/sparc/sparc.md (UNSPECV_GOTO): Delete.
26370 (nonlocal_goto_internal): Likewise.
26371 (nonlocal_goto): Emit a use and an indirect jump directly.
26373 2012-02-10 Andrew MacLeod <amacleod@redhat.com>
26376 * doc/extend.texi : Update comments for __atomic_compare_exchange and
26377 __atomic_{is,always}_lock_free.
26379 2012-02-10 Uros Bizjak <ubizjak@gmail.com>
26382 * config/i386/i386.c (ix86_legitimate_address_p): Disallow
26383 negative constant address for TARGET_X32.
26385 2012-02-10 Richard Henderson <rth@redhat.com>
26387 * tree-ssa-dce.c (propagate_necessity): Handle GIMPLE_TRANSACTION.
26388 * tree-ssa-operands.c (parse_ssa_operands): Add virtual operands
26389 for GIMPLE_TRANSACTION. Tidy if's into a switch.
26391 2012-02-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
26392 Ira Rosen <irar@il.ibm.com>
26394 PR tree-optimization/50031
26395 * targhooks.c (default_builtin_vectorization_cost): Handle
26396 vec_promote_demote.
26397 * target.h (enum vect_cost_for_stmt): Add vec_promote_demote.
26398 * tree-vect-loop.c (vect_get_single_scalar_iteraion_cost): Handle
26399 all types of reduction and pattern statements.
26400 (vect_estimate_min_profitable_iters): Likewise.
26401 * tree-vect-stmts.c (vect_model_promotion_demotion_cost): New function.
26402 (vect_get_load_cost): Use vec_perm for permutations; add dump logic
26403 for explicit realigns.
26404 (vectorizable_conversion): Call vect_model_promotion_demotion_cost.
26405 * config/spu/spu.c (spu_builtin_vectorization_cost): Handle
26406 vec_promote_demote.
26407 * config/i386/i386.c (ix86_builtin_vectorization_cost): Likewise.
26408 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Update
26409 vec_perm for VSX and handle vec_promote_demote.
26411 2012-02-10 Jakub Jelinek <jakub@redhat.com>
26413 PR middle-end/52177
26414 * builtins.c (fold_builtin_atomic_always_lock_free,
26415 expand_builtin_atomic_always_lock_free,
26416 fold_builtin_atomic_is_lock_free, expand_builtin_atomic_is_lock_free):
26417 Return and/or test boolean_true_node/boolean_false_node instead of
26418 integer_one_node/integer_zero_node.
26420 2012-02-10 Jan Hubicka <jh@suse.cz>
26422 PR middle-end/48600
26423 * predict.c (predict_paths_for_bb): Prevent looping.
26424 (predict_paths_leading_to_edge, predict_paths_leading_to): Update.
26426 2012-02-10 Roman Zhuykov <zhroma@ispras.ru>
26428 * config/arm/arm.c (output_move_double): In one case properly
26429 count number of instructions that will be emitted.
26431 2012-02-10 Richard Guenther <rguenther@suse.de>
26433 PR translation/52193
26434 * cgraphunit.c (cgraph_mark_functions_to_output): Fix typo.
26436 2012-02-09 Peter Bergner <bergner@vnet.ibm.com>
26438 PR middle-end/52140
26439 * dojump.c (do_compare_rtx_and_jump): Use SCALAR_FLOAT_MODE_P.
26441 2012-02-09 Jakub Jelinek <jakub@redhat.com>
26444 * var-tracking.c (emit_note_insn_var_location): If
26445 EMIT_NOTE_BEFORE_INSN and insn is NOTE_INSN_CALL_ARG_LOCATION,
26446 emit it before next non-NOTE_INSN_CALL_ARG_LOCATION
26447 non-NOTE_DURING_CALL_P insn.
26449 2012-02-09 Bin Cheng <bin.cheng@arm.com>
26451 PR middle-end/51867
26452 * builtins.c (expand_builtin): Don't check DECL_ASSEMBLER_NAME_SET_P.
26454 2012-02-08 Magnus Granberg <zorry@gentoo.org>
26457 * gcc.c (switch_matches) Support switches with separated form,
26460 2012-02-08 Georg-Johann Lay <avr@gjlay.de>
26462 * config/avr/avr.md (SREG_ADDR): Remove constant definition.
26464 (RAMPZ_ADDR): Ditto.
26465 * config/avr/avr.c (avr_addr_t): New typedef.
26466 (avr_addr): New struct to hold RAM address of SPL, SPH, RAMPZ, SREG.
26467 (avr_init_expanders): Initialize it.
26468 (expand_prologue): Use avr_addr instead of RAMPZ_ADDR, SP_ADDR,
26470 (expand_epilogue): Ditto.
26471 (avr_print_operand): Ditto.
26472 (avr_file_start): Ditto.
26473 (avr_emit_movmemhi): Ditto.
26475 2012-02-08 Richard Guenther <rguenther@suse.de>
26477 PR tree-optimization/46886
26478 * tree-flow.h (do_while_loop_p): Declare.
26479 * tree-ssa-loop-ch.c (do_while_loop_p): Export.
26480 * tree-parloops.c (parallelize_loops): Only parallelize do-while loops.
26482 2012-02-08 Andrew MacLeod <amacleod@redhat.com>
26484 * optabs.c (expand_atomic_load): Do not assume compare_and_swap will
26485 always succeed for integers larger than a native word.
26487 2012-02-08 Richard Guenther <rguenther@suse.de>
26489 PR rtl-optimization/52170
26490 * simplify-rtx.c (simplify_plus_minus): Use CONSTM1_RTX to
26491 properly handle integer vector modes.
26493 2012-02-08 Jakub Jelinek <jakub@redhat.com>
26495 PR gcov-profile/52150
26496 * coverage.c: Include target.h.
26497 (build_var): Call targetm.strip_name_encoding on the assembler name.
26498 Change one _ into . or $ if the target allows it.
26499 * Makefile.in (coverage.o): Depend on $(TARGET_H).
26501 PR rtl-optimization/52139
26502 * cfgrtl.c (cfg_layout_merge_blocks): If BB_END
26503 is a BARRIER after emit_insn_after_noloc, move BB_END
26504 to the last non-BARRIER insn before it.
26506 2012-02-07 Richard Sandiford <rdsandiford@googlemail.com>
26508 PR middle-end/24306
26509 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): New function.
26510 (mips_gimplify_va_arg_expr): Call it instead of
26511 std_gimplify_va_arg_expr.
26513 2012-02-07 Michael Meissner <meissner@linux.vnet.ibm.com>
26515 * config/rs6000/rs6000.c (rs6000_trampoline_init): Fix error
26516 message for -mno-pointers-to-nested-function.
26518 2012-02-07 Eric Botcazou <ebotcazou@adacore.com>
26520 PR middle-end/51994
26521 * expr.c (get_inner_reference): If there is an offset, add a negative
26522 bit position to it (if any).
26524 2012-02-07 Jakub Jelinek <jakub@redhat.com>
26526 PR rtl-optimization/52060
26527 * combine.c (try_combine): Add i0src_copy and i0src_copy2 variables,
26528 copy i1src to i1src_copy whenever added_sets_2 && i1_feeds_i2_n already
26529 before i1dest -> i1src substitution in newpat, copy i0src to i0src_copy
26530 and/or i0src_copy2 when needed.
26532 2012-02-07 Jakub Jelinek <jakub@redhat.com>
26534 * gcc.c (main): Don't look for lto-wrapper or lto-wrapper
26535 or LTOPLUGINSONAME if have_c.
26537 * config/freebsd-spec.h: Add comment about what macros can be defined
26539 (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): Don't define here.
26540 * config/freebsd.h (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): But
26543 2012-02-07 Richard Guenther <rguenther@suse.de>
26545 * gimple-pretty-print.c (dump_gimple_phi): Avoid excessive
26546 newline in -alias dumps.
26548 2012-02-07 Kai Tietz <ktietz@redhat.com>
26549 Dave Korn <dave.korn.cygwin@gmail.com>
26552 * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition):
26553 Take care that typinfo gets dllexport-attribute.
26555 2012-02-07 Jakub Jelinek <jakub@redhat.com>
26557 PR middle-end/52074
26558 * expr.c (expand_expr_addr_expr_1): For CONSTANT_CLASS_P or CONST_DECL
26559 if modifier < EXPAND_SUM call force_operand on the result.
26561 2012-02-07 Joern Rennecke <joern.rennecke@embecosm.com>
26563 * config/epiphany/epiphany.h (ASM_DECLARE_FUNCTION_SIZE): Redefine,
26564 adding __forwarder_dst__ prefix if a forwarder_section attribute is
26566 (epiphany_function_type): Replace types for specific interrupts with
26567 EPIPHANY_FUNCTION_INTERRUPT.
26568 (EPIPHANY_INTERRUPT_P): Update.
26569 * config/epiphany/epiphany.c (epiphany_handle_forwarder_attribute):
26570 New static function.
26571 (epiphany_attribute_table) <interrupt>: min_len is 0, max_len is 9.
26572 <disinterrupt>: Affects type identity.
26573 (epiphany_handle_interrupt_attribute): Handle variable number of
26575 (epiphany_compute_function_type): Update for new
26576 epiphany_function_type definition.
26577 (epiphany_expand_prologue): Don't save (reg:DI GPR_0) for interrupt
26578 handlers with a longcall forwarder.
26579 (epiphany_start_function): Handle multiple interrupt arguments and/or
26580 forwarder_section attribute.
26582 * config/epiphany/epiphany.h (LIB_SPEC): Link libc again after
26585 2012-02-07 Alan Modra <amodra@gmail.com>
26588 * config/rs6000/rs6000.c (rs6000_emit_move): Don't create DImode
26591 2012-02-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
26593 PR tree-optimization/50969
26594 * tree-vect-stmts.c (vect_model_store_cost): Correct statement cost to
26595 use vec_perm rather than vector_stmt.
26596 (vect_model_load_cost): Likewise.
26597 * config/i386/i386.c (ix86_builtin_vectorization_cost): Change cost of
26598 vec_perm to be the same as other vector statements.
26599 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Revise
26600 cost of vec_perm for TARGET_VSX.
26602 2012-02-06 Richard Guenther <rguenther@suse.de>
26604 PR tree-optimization/52115
26605 * tree-sra.c (access_has_replacements_p): New function.
26606 (sra_modify_assign): Use it to decide whether a use is uninitialized.
26608 2012-02-06 Patrick Marlier <patrick.marlier@gmail.com>
26610 PR middle-end/52047
26611 * trans-mem.c (expand_call_tm): Add an assertion.
26612 * calls.c (flags_from_decl_or_type): Add ECF_TM_PURE to 'no vops'
26615 2012-02-06 Richard Guenther <rguenther@suse.de>
26617 PR tree-optimization/50955
26618 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Artificially
26619 raise cost of expressions that replace an address with an
26620 expression based on a different pointer.
26622 2012-02-06 Jakub Jelinek <jakub@redhat.com>
26625 * calls.c (mem_overlaps_already_clobbered_arg_p): If val is
26626 CONST_INT_P, subtract resp. add crtl->args.pretend_args_size to it.
26628 2012-02-06 Jonathan Wakely <jwakely.gcc@gmail.com>
26631 * doc/invoke.texi (C++ Dialect Options): Use @option markup for
26632 -Weffc++ and specify guidelines come from second edition.
26634 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
26636 * config/mips/mips.md (sibcall_internal, sibcall_value_internal)
26637 (sibcall_value_multiple_internal, call_split, call_internal_direct)
26638 (call_direct_split, call_value_split, call_value_internal_direct)
26639 (call_value_direct_split, call_value_multiple_split): Use jal and
26640 jal_macro attributes.
26642 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
26644 * reload1.c (reload_regs_reach_end_p): Replace with...
26645 (reload_reg_rtx_reaches_end_p): ...this function.
26646 (new_spill_reg_store): Update commentary.
26647 (emit_input_reload_insns): Don't clear new_spill_reg_store here.
26648 (emit_output_reload_insns): Check reload_reg_rtx_reaches_end_p
26649 before setting new_spill_reg_store.
26650 (emit_reload_insns): Use a separate loop to clear new_spill_reg_store.
26651 Use reload_reg_rtx_reaches_end_p instead of reload_regs_reach_end_p.
26652 Also use reload_reg_rtx_reaches_end_p when reading new_spill_reg_store
26653 for non-spill reload registers.
26655 2012-02-05 Ira Rosen <irar@il.ibm.com>
26657 PR tree-optimization/52091
26658 * tree-vectorizer.h (vect_is_simple_use): Add an argument.
26659 (vect_is_simple_use_1): Likewise.
26660 * tree-vect-loop.c (vectorizable_reduction): Update calls
26661 to vect_is_simple_use_1 and vect_is_simple_use.
26662 (vectorizable_live_operation): Likewise.
26663 * tree-vect-patterns.c (widened_name_p,
26664 vect_recog_vector_vector_shift_pattern, check_bool_pattern): Likewise.
26665 * tree-vect-stmts.c (process_use, vect_get_vec_def_for_operand,
26666 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
26667 vectorizable_shift,vectorizable_operation, vectorizable_store,
26668 vectorizable_load): Likewise.
26669 (vect_is_simple_cond): Add an argument, pass it to
26670 vect_is_simple_use_1.
26671 (vectorizable_condition): Update calls to vect_is_simple_cond,
26672 vect_is_simple_use.
26673 (vect_is_simple_use): Add an argument, the statement in which
26674 OPERAND is used. Check that if OPERAND's def stmt is a double
26675 reduction phi node, the use is a phi node too.
26676 (vect_is_simple_use_1): Add an argument, pass it to
26677 vect_is_simple_use.
26678 * tree-vect-slp.c (vect_get_and_check_slp_defs): Update a call
26679 to vect_is_simple_use.
26681 2012-02-04 Jakub Jelinek <jakub@redhat.com>
26683 PR rtl-optimization/52095
26684 * modulo-sched.c (dump_insn_locator): New function.
26685 (loop_canon_p, sms_schedule): Use it.
26687 PR rtl-optimization/52113
26688 * lower-subreg.c (decompose_multiword_subregs): Call recog_memoized
26689 even for decomposable shift/zext insns.
26691 2012-02-03 Jakub Jelinek <jakub@redhat.com>
26692 Zdenek Dvorak <ook@ucw.cz>
26694 PR rtl-optimization/52092
26695 * loop-unswitch.c (unswitch_single_loop): Call copy_rtx_if_shared
26696 on get_iv_value result.
26698 2012-02-02 Andrew Pinski <apinski@cavium.com>
26700 PR middle-end/47982
26701 PR middle-end/43967
26702 * doc/libgcc.texi (__udivmoddi4/__udivmodti4): Fix documentation typo.
26704 2012-02-02 Jakub Jelinek <jakub@redhat.com>
26706 PR middle-end/48071
26707 * diagnostic.c (diagnostic_finish): Remove trailing newlines.
26709 2012-02-02 Vladimir Makarov <vmakarov@redhat.com>
26711 PR rtl-optimization/49800
26712 * haifa-sched.c (sched_init): Call regstat_init_n_sets_and_refs.
26713 (sched_finish): Call regstat_free_n_sets_and_refs.
26715 2012-02-02 Jia Liu <proljc@gmail.com>
26717 * config/mips/mips-dspr2.md (mips_prepend): Mask operand 3 rather
26720 2012-02-02 Jan Hubicka <jh@suse.cz>
26721 Tom de Vries <tom@codesourcery.com>
26723 PR middle-end/51998
26724 * cgraphunit.c (cgraph_analyze_function): Break cyclic aliases.
26725 * varpool.c (varpool_analyze_pending_decls): Likewise.
26727 2012-02-02 Sumanth G <sumanth.gundapaneni@kpitcummins.com>
26728 Jayant R Sonar <jayant.sonar@kpitcummins.com>
26730 * config.gcc: Add cr16-* support.
26732 * doc/extend.texi: Document cr16 extensions.
26733 * doc/install.texi: Document cr16 install.
26734 * doc/invoke.texi: Document cr16 options.
26735 * doc/md.texi: Document cr16 constraints.
26737 * common/config/cr16/cr16-common.c: New file.
26738 * config/cr16/cr16.c: New file.
26739 * config/cr16/cr16.h: New file.
26740 * config/cr16/cr16.md: New file.
26741 * config/cr16/cr16.opt: New file.
26742 * config/cr16/cr16-protos.h: New file.
26743 * config/cr16/predicates.md: New file.
26744 * config/cr16/constraints.md: New file.
26745 * config/cr16/t-cr16: New file.
26747 2012-02-02 Jakub Jelinek <jakub@redhat.com>
26750 * config/i386/i386.md (*addqi_2 peephole with SImode addition): Check
26751 that operands[2] is either immediate, or q_regs_operand.
26753 PR tree-optimization/52073
26754 * tree-vect-stmts.c (vect_mark_relevant): When checking uses of
26755 a pattern stmt for pattern uses, ignore uses outside of the loop.
26757 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
26759 * config/avr/avr.c: Resolve all AS1 and AS2 macros.
26760 * config/avr/avr.h (AS1, AS2, AS2C, AS3): Remove.
26761 (OUT_AS1, OUT_AS2): Remove.
26763 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
26765 PR rtl-optimization/51374
26766 * combine.c (can_combine_p): Don't allow volatile_refs_p insns
26767 to cross other volatile_refs_p insns.
26769 2012-02-01 Richard Guenther <rguenther@suse.de>
26771 * doc/invoke.texi (fno-inline): Clarify documentation.
26772 (finline-small-functions): Likewise.
26773 (finline-functions): Likewise.
26774 * common.opt (finline): Adjust comment and documentation.
26775 (finline-small-functions): Clarify documentation.
26776 (finline-functions): Likewise.
26777 (finline-functions-called-once): Likewise.
26779 2012-02-01 Tristan Gingold <gingold@adacore.com>
26781 * c-typeck.c (composite_type): Keep mode for pointers.
26783 2012-01-31 Richard Sandiford <rdsandiford@googlemail.com>
26785 * function.h (regno_reg_rtx): Adjust comment.
26786 * reginfo.c (init_reg_modes_target): Only use the previous mode
26787 if it fits within one register. Remove MIPS comment.
26789 2012-01-31 Jakub Jelinek <jakub@redhat.com>
26792 * combine.c (do_SUBST_LINK, SUBST_LINK): Guard with #ifndef HAVE_cc0.
26794 2012-01-31 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
26796 * config/s390/s390.md ("*ashr<mode>3_and"): Add missing z196 flag
26797 to srak instruction.
26799 2012-01-31 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
26801 * config/arm/thumb2.md (thumb2_mov_notscc): Use MVN for true condition.
26803 2012-01-31 Jakub Jelinek <jakub@redhat.com>
26808 * ipa-prop.c (detect_type_change_1): Call ao_ref_init.
26810 2012-01-31 Richard Guenther <rguenther@suse.de>
26812 PR tree-optimization/51528
26813 * tree-sra.c (sra_modify_assign): Avoid copy-in/out for aggregate
26816 2012-01-31 Jakub Jelinek <jakub@redhat.com>
26821 * ree.c (add_removable_extension): Change def_map argument
26822 to unsigned *, store in def_map 1 + offset into *insn_list vector
26823 instead of pointers into the vector.
26824 (find_removable_extensions): Adjust caller.
26826 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
26828 * config/avr/avr.md: Resolve all AS1 and AS2 macros.
26829 Transform all "* quoted-c-code" to { c-code }.
26830 Remove redundant test for "optimize" in combine patterns.
26831 Move (include "avr-dimode.md") to end of file.
26833 2012-01-30 Bin Cheng <bin.cheng@arm.com>
26836 * config/arm/arm.c (arm_libcall_uses_aapcs_base): Use correct ABI
26837 for __aeabi_d2iz/__aeabi_d2uiz with hard-float.
26839 2012-01-30 Richard Guenther <rguenther@suse.de>
26841 PR tree-optimization/52028
26842 * tree-loop-distribution.c (ldist_gen): Properly update
26845 2012-01-30 Jakub Jelinek <jakub@redhat.com>
26848 * dwarf2out.c (dwarf2out_switch_text_section): Don't call
26849 set_cur_line_info_table if not emitting debug info.
26851 PR tree-optimization/52046
26852 * tree-vect-patterns.c (check_bool_pattern): Give up if
26853 a comparison could throw.
26856 * tree-ssa-tail-merge.c (local_def): Ignore debug uses.
26858 2012-01-30 Richard Guenther <rguenther@suse.de>
26860 PR tree-optimization/52045
26861 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Update
26862 SSA form if cfgcleanup did anything.
26864 2012-01-30 Richard Guenther <rguenther@suse.de>
26866 PR tree-optimization/52045
26867 * ipa-inline-transform.c (inline_transform): Call execute_fixup_cfg
26868 before computing final todo.
26870 2012-01-30 Richard Guenther <rguenther@suse.de>
26872 PR tree-optimization/51528
26873 * tree-sra.c (sra_modify_assign): Re-factor in preparation
26876 2012-01-30 Paolo Bonzini <bonzini@gnu.org>
26878 * df-problems.c (df_kill_notes): Check that the use refers
26879 to the note under examination.
26881 2012-01-30 Eric Botcazou <ebotcazou@adacore.com>
26884 * config/sparc/sparc.c (vector_init_fpmerge): Remove INNER_MODE
26885 parameter and use short-lived pseudos.
26886 (vector_init_faligndata): Remove INNER_MODE parameter and use loop.
26887 (sparc_expand_vector_init): Const-ify local variables and adjust
26888 calls to above functions.
26890 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
26892 * config/avr/avr.c (out_movqi_mr_r): Fix length computation.
26894 2012-01-29 Sandra Loosemore <sandra@codesourcery.com>
26896 * doc/invoke.texi: Make usage of "compile time" and
26897 "run time"/"runtime" consistent throughout the file.
26899 2012-01-29 Uros Bizjak <ubizjak@gmail.com>
26901 * config/alpha/alpha.c (alpha_option_override): Default to
26902 full IEEE compliance mode for Go language.
26904 2012-01-29 Tijl Coosemans <tijl@coosemans.org>
26906 * config/freebsd-spec.h [TARGET_LIBC_PROVIDES_SSP]
26907 (LINK_SSP_SPEC): Define.
26909 2012-01-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
26912 * config/pa/pa.c (pa_return_addr_rtx): Add support for PA2.0 export
26915 2012-01-28 Sandra Loosemore <sandra@codesourcery.com>
26917 * doc/invoke.texi: Correct hyphenation of "floating point",
26918 "double precision", and related terminology throughout the file.
26920 2012-01-28 Jakub Jelinek <jakub@redhat.com>
26923 * config/arm/arm.md (pic_add_dot_plus_eight peephole2): Use
26924 arm_general_register_operand predicate for operand 2 instead of
26927 2012-01-27 Ian Lance Taylor <iant@google.com>
26930 * builtins.def (BUILT_IN_INIT_HEAP_TRAMPOLINE): Define.
26931 * builtins.c (expand_builtin_init_trampoline): Add onstack
26932 parameter. Change caller.
26933 (expand_builtin): Handle BUILT_IN_INIT_HEAP_TRAMPOLINE.
26934 * tree.c (build_common_builtin_nodes): Declare
26935 __builtin_init_heap_trampoline.
26937 2012-01-27 Georg-Johann Lay <avr@gjlay.de>
26939 * config/avr/avr-protos.h (lpm_reg_rtx, lpm_addr_reg_rtx,
26940 tmp_reg_rtx, zero_reg_rtx, all_regs_rtx, rampz_rtx): Make global.
26941 * config/avr/avr.c: Ditto.
26942 (avr_regnames): Remove because unused.
26943 * config/avr/avr.md (*cpse.ne): New peephole.
26944 (*cpse.eq): New peephole from former cpse peepholes.
26946 2012-01-27 Michael Eager <eager@eagercon.com>
26948 * config/microblaze.c (microblaze_emit_compare): Correct
26949 test after pcmp instruction.
26951 2012-01-27 Richard Guenther <rguenther@suse.de>
26953 PR tree-optimization/52020
26954 * tree-sra.c (sra_modify_assign): Do not transform clobbers.
26956 2012-01-27 Richard Guenther <rguenther@suse.de>
26958 * ipa-pure-const.c (check_stmt): Clobbers do not make a
26959 function non-const/pure.
26961 2012-01-27 Richard Guenther <rguenther@suse.de>
26963 PR tree-optimization/50444
26964 * tree-sra.c (build_ref_for_offset): Properly adjust the
26965 MEM_REF type for unaligned accesses.
26967 2012-01-27 Richard Guenther <rguenther@suse.de>
26969 PR tree-optimization/50444
26970 * expr.c (mem_ref_refers_to_non_mem_p): New function.
26971 (expand_assignment): Use it. Properly handle misaligned
26972 bases when expanding stores to component references.
26973 (expand_expr_real_1): Use mem_ref_refers_to_non_mem_p and
26974 refactor that case.
26976 2012-01-27 Andrey Belevantsev <abel@ispras.ru>
26978 PR middle-end/51389
26979 * Makefile.in (tree-data-ref.o): Depend on $(PARAMS_H).
26980 * tree-data-ref.h (find_data_references_in_loop): Remove declaration.
26981 * tree-data-ref.c (find_data_references_in_loop): Make static.
26982 (compute_all_dependences): Change return type to bool. Bail out
26983 for too many datarefs in a loop. Move the hunk resetting the data
26984 dependences vector from ...
26985 (compute_data_dependences_for_loop): ... here. Account for
26986 compute_all_dependences returning false.
26987 (compute_data_dependences_for_bb): Likewise.
26988 * params.def (PARAM_LOOP_MAX_DATAREFS_FOR_DATADEPS): New param.
26989 * doc/invoke.texi (loop-max-datarefs-for-datadeps): Document it.
26991 2012-01-27 Richard Guenther <rguenther@suse.de>
26993 PR middle-end/51959
26994 * expr.c (store_field): Use the alias-set of the scratch memory
26997 2012-01-27 Tom de Vries <tom@codesourcery.com>
26999 PR tree-optimization/51990
27000 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
27002 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Same.
27004 2012-01-27 Jakub Jelinek <jakub@redhat.com>
27007 * var-tracking.c (reverse_op): Don't add any reverse operation
27008 if V already has any constant locations.
27010 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
27012 * doc/invoke.texi: Correct usage of "command line" (noun)
27013 vs "command-line" (adjective) throughout.
27015 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
27017 * doc/invoke.texi (Language Independent Options): Move
27018 -Wcoverage-mismatch blurb from here....
27019 (Warning Options): ...to here.
27021 2012-01-27 Peter Bergner <bergner@vnet.ibm.com>
27023 * config/rs6000/rs6000.c (rs6000_option_override_internal):
27024 Set rs6000_always_hint to false for 476.
27026 2012-01-27 Matthias Klose <doko@ubuntu.com>
27028 * gcc.c (add_sysrooted_prefix): Remove trailing dir separator from
27030 * incpath.c (add_standard_paths): Likewise.
27032 2012-01-27 Richard Henderson <rth@redhat.com>
27034 * config/m68k/m68k.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
27035 * config/m68k/sync.md (atomic_test_and_set): Rename from
27036 sync_test_and_setqi and adjust the operands.
27037 (atomic_test_and_set_1): Rename from sync_test_and_setqi_1
27038 and unconditionally enable.
27040 2012-01-27 Richard Henderson <rth@redhat.com>
27042 * config/sparc/sparc.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
27043 * config/sparc/sync.md (atomic_test_and_set): Only handle QImode.
27044 (ldstub): Rename from ldstubqi.
27045 (ldstub<I24MODE>): Remove.
27047 2012-01-27 Richard Henderson <rth@redhat.com>
27049 * target.def (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
27050 * c-cppbuiltin.c (cpp_atomic_builtins): Define
27051 __GCC_ATOMIC_TEST_AND_SET_TRUEVAL.
27052 * doc/tm.texi.in (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): Add doc hook.
27053 * doc/tm.texi: Rebuild.
27055 2012-01-27 Richard Henderson <rth@redhat.com>
27057 * optabs.c (gen_atomic_test_and_set): Remove default.
27058 (maybe_emit_atomic_test_and_set): Use maybe_expand_insn.
27060 2012-01-26 Jakub Jelinek <jakub@redhat.com>
27062 PR rtl-optimization/51978
27063 * ree.c (make_defs_and_copies_lists): Change set_pat type to const_rtx.
27064 (combine_reaching_defs): Likewise.
27065 (struct re_info): Remove.
27066 (add_removable_extension): Remove x and data arguments,
27067 add insn, insn_list and def_map. Use the arguments directly
27068 instead of using struct re_info.
27069 (find_removable_extensions): Don't call add_removable_extension
27070 through note_stores, instead just call it with single_set
27071 result if non-NULL.
27072 (find_and_remove_re): Pass curr_cand->expr instead of
27073 PATTERN (curr_cand->insn) as set_pat argument to combine_reaching_defs.
27075 2012-01-26 Michael Matz <matz@suse.de>
27077 PR tree-optimization/46590
27078 * cfgexpand.c: Revert last change (r183305).
27079 * gimplify.c (gimplify_bind_expr): Add clobbers for all non-gimple
27081 * tree-eh.c (cleanup_empty_eh): Try to optimize clobbers before
27082 checking for emptiness.
27084 2012-01-26 Jakub Jelinek <jakub@redhat.com>
27086 PR middle-end/51895
27087 * expr.c (expand_expr_real_1): Handle BLKmode MEM_REF of
27088 non-addressable non-BLKmode base correctly.
27090 2012-01-26 Michael Matz <matz@suse.de>
27092 PR tree-optimization/48794
27093 * tree-eh.c (remove_unreachable_handlers_no_lp): Don't remove
27094 regions referenced from RESX/EH_DISPATCH.
27096 2012-01-26 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
27098 * config/s390/s390.h: Make BRANCH_COST an option.
27099 * config/s390/s390.opt: New option -mbranch-cost.
27101 2012-01-26 Richard Henderson <rth@redhat.com>
27103 Revert 2012-01-24 change:
27104 * trans-mem.c (requires_barrier): Do not instrument thread local
27105 variables and emit save/restore for them.
27107 2012-01-25 Jakub Jelinek <jakub@redhat.com>
27109 PR middle-end/51986
27110 * sched-deps.c (sched_get_condition_with_rev_uncached): Don't test
27113 2012-01-25 Richard Sandiford <rdsandiford@googlemail.com>
27115 * config/mips/mips.c (mips_small_data_pattern_1): Don't process
27118 2012-01-25 Georg-Johann Lay <avr@gjlay.de>
27121 Rename __pgm to __flash.
27122 Rename __pgm1 to __flash1.
27123 Rename __pgm2 to __flash2.
27124 Rename __pgm3 to __flash3.
27125 Rename __pgm4 to __flash4.
27126 Rename __pgm5 to __flash5.
27127 Rename __pgmx to __memx.
27128 * doc/extend.texi (AVR Named Address Spaces)
27129 Rename address space names as indicated above.
27130 * config/avr/avr.c (avr_addrspace): Ditto.
27132 * config/avr/avr-protos.h
27133 (avr_mem_pgmx_p): Rename to avr_mem_memx_p.
27134 (avr_mem_pgm_p): Rename to avr_mem_flash_p.
27135 * config/avr/predicates.md: Ditto.
27136 * config/avr/avr.c Ditto, and
27137 (avr_decl_pgmx_p): Rename to avr_decl_memx_p.
27138 (avr_decl_pgm_p): Rename to avr_decl_flash_p.
27140 * config/avr/avr.h (ADDR_SPACE_PGM): Rename to ADDR_SPACE_FLASH.
27141 (ADDR_SPACE_PGM1): Rename to ADDR_SPACE_FLASH1.
27142 (ADDR_SPACE_PGM2): Rename to ADDR_SPACE_FLASH2.
27143 (ADDR_SPACE_PGM3): Rename to ADDR_SPACE_FLASH3.
27144 (ADDR_SPACE_PGM4): Rename to ADDR_SPACE_FLASH4.
27145 (ADDR_SPACE_PGM5): Rename to ADDR_SPACE_FLASH5.
27146 (ADDR_SPACE_PGMX): Rename to ADDR_SPACE_MEMX.
27147 * config/avr/avr.c: Ditto.
27148 * config/avr/avr.md: Ditto.
27150 2012-01-25 Jason Merrill <jason@redhat.com>
27153 * tree.c (find_decls_types_in_node): Walk gimple_call_fntype.
27155 2012-01-25 Jakub Jelinek <jakub@redhat.com>
27157 PR tree-optimization/51987
27158 * tree-data-ref.c (get_references_in_stmt): Handle references in
27159 non-volatile GIMPLE_ASM.
27161 2012-01-25 Richard Guenther <rguenther@suse.de>
27163 * tree-ssa-sccvn.c (vn_reference_eq): Also compare if both
27164 bases are dereferenced.
27166 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
27168 PR rtl-optimization/48374
27169 * sel-sched-ir.h (get_all_loop_exits): Check for zero successors.
27171 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
27173 * tree-predcom.c (tree_predictive_commoning_loop): Bail out when
27174 compute_data_dependences_for_loop returns false.
27175 * tree-parloops.c (loop_parallel_p): Likewise.
27177 2012-01-25 Richard Guenther <rguenther@suse.de>
27179 * tree.h (get_pointer_alignment_1): Declare.
27180 * builtins.c (get_pointer_alignment_1): New function.
27181 (get_pointer_alignment): Use it.
27183 2012-01-25 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
27185 PR rtl-optimization/48308
27186 * combine.c (enum undo_kind): Add UNDO_LINKS.
27187 (struct undo): Add member l to other_contents and where.
27188 (do_SUBST_LINK): New.
27190 (try_combine): Handle LOG_LINKS for the dummy i1 case.
27191 (undo_all): Handle UNDO_LINKS.
27193 2012-01-25 Richard Henderson <rth@redhat.com>
27195 * optabs.c (maybe_emit_atomic_test_and_set): Allow non-QImode
27198 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
27200 * optabs.c (gen_atomic_test_and_set): Use each argument.
27202 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
27204 * config/mips/mips-ps-3d.md (mips_addr_ps, reduc_splus_v2sf)
27205 (mips_cvt_pw_ps, mips_cvt_ps_pw, mips_mulr_ps, mips_cabs_cond_<fmt>)
27206 (mips_cabs_cond_4s, mips_cabs_cond_ps, bc1any4t, bc1any4f, bc1any2t)
27207 (bc1any2f, mips_rsqrt1_<fmt>, mips_rsqrt2_<fmt>, mips_recip1_<fmt>)
27208 (mips_recip2_<fmt>): Require TARGET_MIPS3D rather than
27209 TARGET_PAIRED_SINGLE_FLOAT.
27211 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
27213 * doc/rtl.texi (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
27214 (in_struct, return_val): Remove MEM documentation.
27215 * rtl.h (rtx_def): Remove MEM meanings from in_struct and return_val.
27216 (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
27217 (MEM_COPY_ATTRIBUTES): Remove references to MEM_IN_STRUCT_P
27219 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
27220 * cfgexpand.c (add_alias_set_conflicts): Likewise.
27221 * expr.c (store_field): Likewise.
27222 * function.c (assign_stack_temp_for_type): Likewise.
27223 * ifcvt.c (noce_try_cmove_arith): Likewise.
27224 * reload1.c (reload): Likewise.
27225 * config/alpha/alpha.c (alpha_set_memflags_1): Likewise.
27226 (alpha_set_memflags): Likewise.
27227 * config/m32c/m32c.c (m32c_immd_dbl_mov): Nullify.
27229 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
27231 * rtl.h (true_dependence, canon_true_dependence): Remove varies
27233 * alias.c (fixed_scalar_and_varying_struct_p): Delete.
27234 (true_dependence_1, write_dependence_p, may_alias_p): Don't call it.
27235 (true_dependence_1, true_dependence, canon_true_dependence): Remove
27237 * cselib.c (cselib_rtx_varies_p): Delete.
27238 (cselib_invalidate_mem): Update call to canon_true_dependence.
27239 * dse.c (record_store, check_mem_read_rtx): Likewise.
27240 (scan_reads_nospill): Likewise.
27241 * cse.c (check_dependence): Likewise.
27242 (cse_rtx_varies_p): Delete.
27243 * expr.c (safe_from_p): Update call to true_dependence.
27244 * ira.c (validate_equiv_mem_from_store): Likewise.
27245 (memref_referenced_p): Likewise.
27246 * postreload-gcse.c (find_mem_conflicts): Likewise.
27247 * sched-deps.c (sched_analyze_2): Likewise.
27248 * store-motion.c (load_kills_store): Likewise.
27249 * config/frv/frv.c (frv_registers_conflict_p_1): Likewise.
27250 * gcse.c (mems_conflict_for_gcse_p): Likewise.
27251 (compute_transp): Update call to canon_true_dependence.
27253 2012-01-25 Richard Henderson <rth@redhat.com>
27255 * optabs.c (CODE_FOR_atomic_test_and_set): Provide default.
27256 (maybe_emit_atomic_test_and_set): New.
27257 (expand_sync_lock_test_and_set): Use it.
27258 (expand_atomic_test_and_set): Likewise.
27259 * doc/extend.texi (__atomic_test_and_set): Adjust the docs to match
27260 the implementation; clarify implementation defined details.
27261 * doc/md.texi (atomic_test_and_set): Document.
27263 2012-01-25 Richard Henderson <rth@redhat.com>
27265 * config/sparc/predicates.md (zero_or_v7_operand): Use match_code.
27267 2012-01-25 Richard Henderson <rth@redhat.com>
27270 * config/arm/arm.c (neon_split_vcombine): Emit deleted note
27271 to effect no-op split.
27273 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
27276 * builtin-types.def: (BT_CONST_DOUBLE_PTR): New.
27277 (BT_FN_VOID_PTR_CONST_PTR_SIZE): New.
27278 (BT_FN_VOID_PTR_INT_SIZE): New.
27279 (BT_FN_UINT_UINT_VAR): Remove.
27280 (BT_FN_UINT32_UINT32_VAR): New.
27281 (BT_FN_DOUBLE_VPTR): Remove.
27282 (BT_FN_DOUBLE_CONST_DOUBLE_PTR): New.
27284 * gtm-builtins.def (_ITM_abortTransaction): Set return type to void.
27285 (_ITM_changeTransactionMode): Same.
27286 (_ITM_memmoveRtWt): Change return type to void.
27287 (_ITM_memcpyRtWt): Same.
27288 (_ITM_memsetW): Same.
27289 (_ITM_RaRD): Change types to double.
27294 * builtins.def (DEF_TM_BUILTIN): Set BOTH_P to true.
27296 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
27297 Patrick Marlier <patrick.marlier@gmail.com>
27299 * trans-mem.c (requires_barrier): Do not instrument thread local
27300 variables and emit save/restore for them.
27302 2012-01-24 Jason Merrill <jason@redhat.com>
27305 * cgraphunit.c (cgraph_decide_is_function_needed): Don't always
27306 output static aliases.
27308 2012-01-24 Jakub Jelinek <jakub@redhat.com>
27311 * common.opt (-pie, -shared, pie, shared): Change from Common to
27313 * gcc.c (display_help): Display help for -pie and -shared.
27315 2012-01-24 Georg-Johann Lay <avr@gjlay.de>
27318 * doc/extend.texi (AVR Named Address Spaces): Move sample code up.
27319 Remove note on size/offset limitation.
27320 (AVR Variable Attributes): Add example how to read data located
27321 with progmem. Refer to named address spaces.
27322 * doc/invoke.texi (AVR Options): Fix typo.
27324 2012-01-24 Richard Guenther <rguenther@suse.de>
27326 Forward-port to trunk
27327 2010-09-21 Jakub Jelinek <jakub@redhat.com>
27329 PR middle-end/45678
27330 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: If
27331 op0 isn't sufficiently aligned and there is movmisalignM
27332 insn for mode, use it to load op0 into a temporary register.
27334 2012-01-24 Jakub Jelinek <jakub@redhat.com>
27337 * target.def (const_not_ok_for_debug_p): New hook.
27338 * doc/tm.texi.in (TARGET_CONST_NOT_OK_FOR_DEBUG_P): New hook
27340 * doc/tm.texi: Regenerated.
27341 * dwarf2out.c (const_ok_for_output_1): If
27342 targetm.const_not_ok_for_debug_p returns true, fail.
27343 * config/rs6000/rs6000.c (rs6000_const_not_ok_for_debug_p): New
27345 (TARGET_CONST_NOT_OK_FOR_DEBUG_P): Redefine.
27347 2012-01-23 Kai Tietz <ktietz@redhat.com>
27350 * config/i386/predicates.md (symbolic_operand): Allow
27351 UNSPEC_PCREL as PIC expression for lea.
27352 * config/i386/winnt.c (i386_pe_binds_local_p): Reworked.
27353 * config/i386/i386.c (ix86_delegitimize_address): Handle
27354 UNSPEC_PCREL for none-MEM, too.
27356 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
27358 * trans-mem.c (ipa_tm_create_version): Set externally_visible.
27359 (ipa_tm_create_version_alias): Same.
27361 2012-01-23 Uros Bizjak <ubizjak@gmail.com>
27364 * builtin-types.def (BT_FN_UINT_UINT_VAR): New.
27365 * gtm-builtins.def (BUILT_IN_TM_START): Declare as BT_FN_UINT_UINT_VAR.
27367 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
27368 Patrick Marlier <patrick.marlier@gmail.com>
27369 Iain Sandoe <developer@sandoe-acoustics.co.uk>
27372 * lto-wrapper.c (run_gcc): Pass the LTO section name to
27373 simple_object_start_read.
27375 2012-01-23 Richard Guenther <rguenther@suse.de>
27378 PR tree-optimization/51895
27379 * tree-sra.c (decide_one_param_reduction): Avoid sub-optimal
27380 parameter decomposition into BLKmode components.
27382 2012-01-23 Eric Botcazou <ebotcazou@adacore.com>
27384 * tree-ssa-structalias.c (intra_create_variable_infos): Do not create
27385 fake variables for restrict-qualified pointers whose pointed-to type
27386 contains a placeholder.
27388 2012-01-23 Richard Guenther <rguenther@suse.de>
27390 PR tree-optimization/51949
27391 * ipa-split.c (execute_split_functions): Do not split malloc functions.
27393 2012-01-23 Jakub Jelinek <jakub@redhat.com>
27395 PR rtl-optimization/51933
27396 * ree.c (transform_ifelse): Return true right away if dstreg is
27397 already wider or equal to cand->mode.
27398 (enum ext_modified_kind, struct ext_modified, ext_state): New types.
27399 (make_defs_and_copies_lists): Remove defs_list and copies_list
27400 arguments, add state argument, just truncate state->work_list
27401 instead of always allocating and freeing the vector. Assert that
27402 get_defs succeeds instead of returning 2. Changed return type to bool.
27403 (merge_def_and_ext): Add state argument. If SET_DEST doesn't
27404 have ext_src_mode, see if it has been modified already with the
27405 right kind of extension and has been extended before from the
27406 ext_src_mode. If SET_DEST is already wider or equal to cand->mode,
27407 just return true. Remember the original mode in state->modified array.
27408 (combine_reaching_defs): Add state argument. Don't allocate and
27409 free here def_list, copied_list and vec vectors, instead just
27410 VEC_truncate the vectors in *state. Don't handle outcome == 2 here.
27411 (find_and_remove_re): Set DF_DEFER_INSN_RESCAN df flag.
27412 Add state variable, clear vectors in it, initialize state.modified
27413 if needed. Free all the vectors at the end and state.modified too.
27414 Don't skip a candidate if the extension expression has been modified.
27416 2012-01-22 Douglas B Rupp <rupp@gnat.com>
27419 * config.gcc: (i[34567]86-*-interix3*): Remove from obsolete
27420 configurations. Change triplet to i[34567]86-*-interix[3-9]*.
27421 (extra_options) interix.opt -> i386/interix.opt"
27422 (extra_objs):Add winnt-stubs.o
27423 * configure.ac: Add interix to target_os .comm on PE check.
27424 * configure: Regenerate.
27425 * config/interix3.h: Delete and move bits to..
27426 * config/interix.h: Delete and move bits to..
27427 * config/i386/i386-interix3.h: Delete and move bits to..
27428 * config/i386/i386-interix.h: ..here.
27429 (TARGET_CPU_DEFAULT): Remove redefinition.
27430 (TARGET_ASM_CONSTRUCTOR): Undefine.
27431 (SUBTARGET_SWITCHES): Define for ms-bitfields.
27432 (TARGET_OS_CPP_BUILTINS): Remove __OPENNT. Add __declspec.
27433 (PTRDIFF_TYPE): Define.
27434 (LONG_DOUBLE_TYPE_SIZE): Define.
27435 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Define.
27436 (SUBTARGET_OVERRIDE_OPTIONS): Remove.
27437 (TARGET_SECTION_TYPE_FLAGS): Define.
27438 (ASM_DECLARE_FUNCTION_NAME): Define.
27439 (ASM_OUTPUT_EXTERNAL): Define.
27440 (ASM_OUTPUT_EXTERNAL_LIBCALL): Define.
27441 (ASM_OUTPUT_ALIGNED_BSS): Define.
27442 (PCC_BITFIELD_TYPE_MATTERS): Define.
27443 (USE_CONST_SECTION): Define.
27444 (SUBTARGET_ENCODE_SECTION_INFO): Remove.
27445 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
27446 (SUPPORTS_ONE_ONLY): Remove.
27447 (I386_PE_STRIP_ENCODING): Define.
27448 * config/interix.opt: Delete and move bits to..
27449 * config/i386/interix.opt: ..here. New.
27450 (mpe-aligned-commons): Add.
27451 * config/i386/t-interix: Add copyright header.
27452 (winnt-stubs.o): Add rule.
27454 2012-01-22 Jason Merrill <jason@redhat.com>
27457 * varpool.c (varpool_analyze_pending_decls): Copy DECL_EXTERNAL
27458 for extra name aliases.
27460 2012-01-22 Eric Botcazou <ebotcazou@adacore.com>
27462 PR rtl-optimization/51924
27463 * ree.c (combine_set_extension): Improve debugging message.
27464 (combine_reaching_defs): Likewise.
27465 (get_defs): Rename confusingly named variable.
27466 (find_and_remove_re): Skip a candidate if the extension expression has
27469 2012-01-21 Robert Millan <rmh@gnu.org>
27470 Gerald Pfeifer <gerald@pfeifer.com>
27472 * config/kfreebsd-gnu.h (GNU_USER_DYNAMIC_LINKERX32): New macro.
27473 (GNU_USER_DYNAMIC_LINKER): Adjust indentation.
27475 2012-01-20 Jakub Jelinek <jakub@redhat.com>
27477 PR tree-optimization/51914
27478 * tree-vect-stmts.c (vectorizable_conversion): For
27479 cvt_type && modifier == WIDEN, put temporary with cvt_type
27480 at the beginning of vec_dsts and set vec_dest to temporary
27483 2012-01-20 Eric Botcazou <ebotcazou@adacore.com>
27485 * cfgrtl.c (rtl_dump_bb): Do not dump insns for {ENTRY|EXIT}_BLOCK.
27487 2012-01-20 Tijl Coosemans <tijl@coosemans.org>
27489 * config/i386/i386.c: Fix checks for !TARGET_MACHO.
27490 * config/rs6000/rs6000.c: Likewise.
27492 2012-01-20 Jakub Jelinek <jakub@redhat.com>
27495 * config/arm/arm.c (arm_count_output_move_double_insns): Call
27496 output_move_double on a copy of operands array.
27498 2012-01-20 Cary Coutant <ccoutant@google.com>
27499 Dodji Seketeli <dodji@redhat.com>
27502 * dwarf2out.c (copy_declaration_context): Return ref to parent
27503 of declaration DIE, if necessary.
27504 (remove_child_or_replace_with_skeleton): Add new parameter; update
27505 caller. Place skeleton DIE under parent DIE of original declaration.
27506 Move call to copy_declaration_context to here ...
27507 (break_out_comdat_types): ... from here.
27509 2012-01-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
27511 PR rtl-optimization/51856
27512 * reload.c (find_reloads_subreg_address): Set the address_reloaded
27515 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
27518 * config/arm/arm.c (arm_print_operand): Correct output of alignment
27519 hints for neon loads and stores.
27521 2012-01-20 Georg-Johann Lay <avr@gjlay.de>
27525 * doc/extend.texi (Named Address Spaces): Split into subsections.
27526 (AVR Named Address Spaces): New subsection.
27527 (M32C Named Address Spaces): New subsection.
27528 (RL78 Named Address Spaces): New subsection.
27529 (SPU Named Address Spaces): New subsection.
27530 (Variable Attributes): New anchor "AVR Variable Attributes".
27531 (AVR Variable Attributes): Rewrite and avoid wording
27532 "address space" in this context.
27533 * doc/invoke.texi (AVR Options): Rewrite and add documentation
27534 for -maccumulate-args, -mbranch-cost=, -mrelax, -mshort-calls.
27535 (AVR Built-in Macros): New subsubsection therein.
27536 * doc/md.texi (AVR constraints): Remove "C04", "R".
27538 2012-01-20 Richard Guenther <rguenther@suse.de>
27540 PR tree-optimization/51903
27541 * tree-ssa-pre.c (eliminate): Properly purging of EH edges
27542 when removing stmts.
27544 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
27547 * config/arm/arm.c (arm_load_pic_register): Use
27548 gen_pic_load_addr_unified. Delete calls to gen_pic_load_addr_32bit
27549 , gen_pic_add_dot_plus_eight and gen_pic_add_dot_plus_four.
27550 (arm_pic_static_addr): Likewise.
27551 (arm_rtx_costs_1): Adjust cost for UNSPEC_PIC_UNIFIED.
27552 (arm_note_pic_base): Handle UNSPEC_PIC_UNIFIED.
27553 * config/arm/arm.md (UNSPEC_PIC_UNIFIED): Define.
27554 (pic_load_addr_unified): New.
27556 2012-01-20 Andrey Belevantsev <abel@ispras.ru>
27559 * function.c (instantiate_virtual_regs_in_insn): Use
27560 delete_insn_and_edges when removing a wrong asm insn.
27562 2012-01-19 Vladimir Makarov <vmakarov@redhat.com>
27564 PR rtl-optimization/40761
27565 * ira-int.h (struct ira_loop_tree_node): Add comment for member loop.
27566 Add new member loop_num.
27567 (IRA_LOOP_NODE_BY_INDEX): Modify the check.
27568 (ira_build): Remove the parameter.
27570 * ira.c (ira_print_disposition): Use loop_num instead of loop->num.
27571 (ira.c): Do not build CFG loops for one region allocation. Remove
27572 argument from ira_build call.
27574 * ira-build.c (init_loop_tree_node): New function.
27575 (create_loop_tree_nodes): Use it. Separate the case when CFG
27576 loops are not built.
27577 (more_one_region_p): Check current_loops.
27578 (finish_loop_tree_nodes): Separate the case when CFG loops are not
27580 (add_loop_to_tree): Process loop equal to NULL too.
27581 (form_loop_tree): Separate the case when CFG loops are not built.
27582 Use explicitly number for the root.
27583 (rebuild_regno_allocno_maps, create_loop_tree_node_allocnos): Add
27585 (ira_print_expanded_allocno, loop_compare_func): Use loop_num
27586 instead of loop->num.
27587 (mark_loops_for_removal): Ditto. Use loop_num instead of loop->num.
27588 (mark_all_loops_for_removal): Ditto.
27589 (remove_unnecessary_regions): Separate the case when CFG loops
27591 (ira_build): Remove the parameter. Use explicit number of regions
27592 when CFG loops are not built.
27594 * ira-color.c (print_loop_title): Separate the case for the root node.
27595 Use loop_num instead of loop->num.
27596 (move_spill_restore): Use loop_num instead of loop->num.
27598 * ira-emit.c (setup_entered_from_non_parent_p): Add an assertion.
27599 (change_loop): Ditto.
27600 (change_loop): Use loop_num instead of loop->num.
27602 * ira-lives.c (process_bb_node_lives): Ditto.
27604 * ira-costs.c (print_allocno_costs, find_costs_and_classes): Ditto.
27606 * ira-conflicts.c (print_allocno_conflicts): Ditto.
27608 2012-01-19 Jakub Jelinek <jakub@redhat.com>
27610 PR libmudflap/40778
27611 * tree-mudflap.c (mf_artificial): New function.
27612 (execute_mudflap_function_ops, execute_mudflap_function_decls,
27613 mx_register_decls, mudflap_enqueue_decl): Use it.
27616 * config/arm/neon.md (*neon_vswp<mode>): Fix up operand
27617 numbers in the insn pattern.
27619 2012-01-19 Michael Matz <matz@suse.de>
27621 PR tree-optimization/46590
27622 * cfgexpand.c (add_scope_conflicts_1): New old_conflicts argument,
27623 use it in remembering which conflicts we already created.
27624 (add_scope_conflicts): Adjust call to above, (de)allocate helper
27627 2012-01-19 Aldy Hernandez <aldyh@redhat.com>
27630 * lto-wrapper.c (run_gcc): Pass -fgnu_tm on.
27631 (merge_and_complain): Same.
27633 2012-01-19 Jakub Jelinek <jakub@redhat.com>
27636 * config/initfini-array.h: Guard content of the header
27637 with #ifdef HAVE_INITFINI_ARRAY.
27638 * configure.ac: Move gcc_AC_INITFINI_ARRAY much later into the file.
27639 Add initfini-array.h to tm_file here.
27640 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): For non-ia64 do a linker test.
27641 * config.gcc: Don't add initfini-array.h to tm_file here.
27642 * configure: Regenerated.
27644 2012-01-19 Andrey Belevantsev <abel@ispras.ru>
27646 PR rtl-optimization/51505
27647 * df-problems.c (df_kill_notes): New parameter live. Update comment.
27648 Remove REG_EQUAL/REG_EQUIV notes referring to dead registers.
27649 (df_note_bb_compute): Update the call to df_kill_notes.
27651 2012-01-18 Aldy Hernandez <aldyh@redhat.com>
27653 * trans-mem.c (requires_barrier): Remove call to is_global_var.
27655 2012-01-18 Richard Guenther <rguenther@suse.de>
27657 * tree-ssa.c (useless_type_conversion_p): Remove special-casing
27658 of conversions to void *.
27660 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
27661 Richard Sandiford <rdsandiford@googlemail.com>
27663 PR middle-end/50325
27664 PR middle-end/51192
27665 * optabs.h (simplify_expand_binop): Declare.
27666 * optabs.c (simplify_expand_binop): Make global.
27667 * expmed.c (store_bit_field_1): Use simplify_expand_binop on big
27668 endian targets if the source cannot be exactly covered by word
27671 2012-01-17 Jakub Jelinek <jakub@redhat.com>
27674 * hard-reg-set.h (struct hard_reg_set_container): New type.
27675 * target.h (struct hard_reg_set_container): Forward declare.
27676 * target.def (set_up_by_prologue): New target hook.
27677 * doc/tm.texi.in (TARGET_SET_UP_BY_PROLOGUE): Document it.
27678 * doc/tm.texi: Regenerated.
27679 * function.c (thread_prologue_and_epilogue_insns): Change
27680 set_up_by_prologue HARD_REG_SET into struct hard_reg_set_container.
27681 Call targetm.set_up_by_prologue on it.
27682 * config/rs6000/rs6000.c (rs6000_set_up_by_prologue): New function.
27683 (TARGET_SET_UP_BY_PROLOGUE): Redefine to it.
27685 2012-01-17 Nick Clifton <nickc@redhat.com>
27687 * config/rx/rx.c (rx_can_use_simple_return): New function.
27688 * config/rx/rx-protos.h (rx_can_use_simple_return): Prototype.
27689 * config/rx/rx.md (return): Predicate on rx_can_use_simple_return.
27691 2012-01-17 Richard Guenther <rguenther@suse.de>
27693 PR middle-end/51782
27694 * expr.c (expand_assignment): Take address-space information
27695 from the address operand of MEM_REF and TARGET_MEM_REF.
27696 (expand_expr_real_1): Likewise.
27698 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
27700 * ira.c (do_reload): Make sure ira_dump_file is re-set if no
27701 reload dump is requested.
27703 2012-01-17 Aldy Hernandez <aldyh@redhat.com>
27706 * trans-mem.c (requires_barrier): Call may_be_aliased.
27708 2012-01-17 Jakub Jelinek <jakub@redhat.com>
27710 PR tree-optimization/51877
27711 * tree-ssa-tail-merge.c (gimple_equal_p): Don't return true whenever
27712 call arguments and fndecls compare equal, instead return false if they
27713 don't. Return true only if lhs1 and lhs2 are either both NULL, or
27714 both SSA_NAMEs that are valueized the same, or they satisfy
27717 2012-01-17 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
27719 * configure.ac (gcc_cv_target_dl_iterate_phdr): Only check on
27721 * configure: Regenerate.
27723 2012-01-16 Jan Hubicka <jh@suse.cz>
27727 * convert.c (convert_to_integer): Use fold_convert for
27728 converting an INTEGER_CST to integer type.
27730 2012-01-16 Jason Merrill <jason@redhat.com>
27733 * vec.c (vec_gc_o_reserve_1): Use ggc_round_alloc_size.
27735 2012-01-16 Jakub Jelinek <jakub@redhat.com>
27738 * config/s390/s390.c (s390_chunkify_start): Don't skip
27739 call insns followed by NOTE_INSN_CALL_ARG_LOCATION note. Skip
27740 NOTE_INSN_VAR_LOCATION and NOTE_INSN_CALL_ARG_LOCATION notes.
27741 If insn is followed by NOTE_INSN_VAR_LOCATION or
27742 NOTE_INSN_CALL_ARG_LOCATION notes, insert jump after all those notes.
27743 Don't use location of note insns.
27745 PR tree-optimization/51865
27746 * tree-inline.c (tree_function_versioning): Call remap_decl
27747 on DECL_RESULT whenever it has VOID_TYPE_P type.
27749 2012-01-15 Richard Sandiford <rdsandiford@googlemail.com>
27751 * config/mips/mips.c (mips16_build_call_stub): Don't use a stub
27752 for calls to locally-binding MIPS16 functions if only the return
27753 type uses float regs.
27755 2012-01-15 Chung-Lin Tang <cltang@codesourcery.com>
27756 Richard Sandiford <rdsandiford@googlemail.com>
27758 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): Delete.
27759 (SYMBOL_32_HIGH): Likewise.
27760 (mips_output_tls_reloc_directive): Declare.
27761 * config/mips/mips.h (PIC_FUNCTION_ADDR_REGNUM): Move to mips.md.
27762 (mips_use_pcrel_pool_p, mips_lo_relocs, mips_hi_relocs): Declare.
27763 * config/mips/mips.c (mips_use_pcrel_pool_p): New variable.
27764 (mips_lo_relocs, mips_hi_relocs): Make extern.
27765 (mips16_stub_function): Move up file.
27766 (mips_classify_symbol): Remove SYMBOL_FORCE_TO_MEM handling.
27767 (mips_symbolic_constant_p): Likewise. Remove SYMBOL_32_HIGH too.
27768 (mips_symbol_insns_1): Likewise. Check mips_use_pcrel_pool_p.
27769 (mips_cannot_force_const_mem): Use mips_use_pcrel_pool_p instead of
27770 SYMBOL_FORCE_TO_MEM. Only check mips_tls_symbol_ref_1 if it's false.
27771 (mips_get_tp): Add MIPS16 support.
27772 (mips_legitimize_tls_address): Remove MIPS16 sorry().
27773 Generalize DTPREL and TPREL handling.
27774 (mips_init_relocs): Initialize mips_use_pcrel_pool_p.
27775 Add MIPS16 TLS support.
27776 (mips_output_tls_reloc_directive): New function.
27777 (mips16_rewrite_pool_refs): Ignore UNSPEC_TLS_GET_TPs.
27778 * config/mips/predicates.md (symbolic_operand_with_high)
27779 (tls_reloc_operand): New predicates.
27780 (force_to_mem_operand): Use mips_use_pcrel_pool_p.
27781 * config/mips/mips.md (UNSPEC_UNSHIFTED_HIGH): New unspec.
27782 (PIC_FUNCTION_ADDR_REGNUM): Moved from mips.h.
27783 (*unshifted_high): New instruction. Use it for MIPS16 high splitter.
27784 (consttable_tls_reloc, tls_get_tp_mips16_<mode>): New patterns.
27785 (*tls_get_tp_mips16_call_<mode>): Likewise.
27787 2012-01-15 Uros Bizjak <ubizjak@gmail.com>
27789 PR rtl-optimization/51821
27790 * recog.c (peep2_find_free_register): Determine clobbered registers
27793 2012-01-14 Denis Chertykov <chertykov@gmail.com>
27796 * config/avr/avr-protos.h: Revert change of 2012-01-09.
27797 * config/avr/avr.c: Likewise.
27798 * config/avr/avr.h: Likewise.
27800 2012-01-13 Ian Lance Taylor <iant@google.com>
27803 * tree.h (TYPE_QUALS): Add cast to int.
27804 (TYPE_QUALS_NO_ADDR_SPACE): Likewise.
27806 2012-01-13 Ian Lance Taylor <iant@google.com>
27808 * ipa-cp.c (ipa_get_indirect_edge_target): Add typecasts when
27809 comparing param_index to VEC_length result.
27811 2012-01-13 Steven Bosscher <steven@gcc.gnu.org>
27813 * c-decl.c: Do not include tree-mudflap.h
27814 * tree-optimize.c: Likewise.
27815 * Makefile.in: Update dependencies.
27817 2012-01-13 Richard Guenther <rguenther@suse.de>
27820 * gimplify.c (gimplify_modify_expr_rhs): For calls with a
27821 variable-sized result always use RSO.
27823 2012-01-12 DJ Delorie <dj@redhat.com>
27825 * cfgexpand.c (convert_debug_memory_address): Allow any valid
27826 pointer type, not just the default pointer type.
27828 2012-01-09 Richard Henderson <rth@redhat.com>
27829 Denis Chertykov <chertykov@gmail.com>
27832 * config/avr/avr-protos.h (avr_hard_regno_nregs): Declare.
27833 * config/avr/avr.c (avr_can_eliminate): Simplify.
27834 (avr_initial_elimination_offset): Likewise.
27835 (avr_prologue_setup_frame): Use hard_frame_pointer_rtx.
27836 (expand_epilogue): Likewise.
27837 (avr_legitimize_address): Gut.
27838 (avr_legitimize_reload_address): Use hard_frame_pointer_rtx.
27839 (avr_hard_regno_nregs): New.
27840 (avr_hard_regno_ok): Allow only Pmode for arg and frame_pointers.
27841 (avr_regno_mode_code_ok_for_base_b): Handle arg and frame pointers.
27842 * config/avr/avr.h (FIXED_REGISTERS): Adjust arg pointer,
27843 add soft frame pointer.
27844 (CALL_USED_REGISTERS): Likewise.
27845 (REG_CLASS_CONTENTS): Likewise.
27846 (REGISTER_NAMES): Likewise.
27847 (HARD_REGNO_NREGS): Use avr_hard_regno_nregs.
27848 (HARD_FRAME_POINTER_REGNUM): New.
27849 (FRAME_POINTER_REGNUM): Use soft frame pointer.
27850 (ELIMINABLE_REGS): Eliminate from the soft frame pointer,
27851 remove the HARD_FRAME_POINTER self-elimination.
27853 2012-01-12 Georg-Johann Lay <avr@gjlay.de>
27856 * config/avr/avr.c (avr_encode_section_info): Test for absence of
27857 DECL_EXTERNAL when checking for initializers of progmem variables.
27859 2012-01-12 Ira Rosen <irar@il.ibm.com>
27861 PR tree-optimization/51799
27862 * tree-vect-patterns.c (vect_recog_over_widening_pattern): Check
27863 that the last operation is a type demotion.
27865 2012-01-12 Uros Bizjak <ubizjak@gmail.com>
27867 * config/i386/i386.md (*zero_extendsidi2_rex64): Correct movl template.
27868 (x86_shift<mode>_adj_1): Remove operand constraint from operand 3.
27870 2012-01-11 Jakub Jelinek <jakub@redhat.com>
27873 * combine.c (distribute_notes): If i3 is a noreturn call,
27874 allow old_size to be equal to args_size and make sure the
27875 noreturn call gets REG_ARGS_SIZE note.
27876 * expr.c (fixup_args_size_notes): Put REG_ARGS_SIZE notes
27877 on noreturn calls even when the delta is 0.
27879 2012-01-11 Nathan Sidwell <nathan@acm.org>
27881 * gcov.c (STRING_SIZE): Remove.
27882 (generate_results): Erase annotations for source files with no
27883 coverage information.
27885 (output_lines): Use it.
27887 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
27889 * gimple.h (gimplify_body): Remove first argument.
27890 * gimplify.c (copy_if_shared): Add DATA argument. Do not create the
27891 pointer set here, instead just pass DATA to walk_tree.
27892 (unshare_body): Remove BODY_P argument and adjust. Create the pointer
27893 set here and invoke copy_if_shared on the size trees of DECL_RESULT.
27894 (unvisit_body): Likewise, but with unmark_visited.
27895 (gimplify_body): Remove BODY_P argument and adjust.
27896 (gimplify_function_tree): Adjust call to gimplify_body.
27897 * omp-low.c (finalize_task_copyfn): Likewise.
27899 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
27901 * tree.h (build_function_decl_skip_args): Add boolean parameter.
27902 (build_function_type_skip_args): Delete.
27903 * tree.c (build_function_type_skip_args): Make static and add
27904 SKIP_RETURN parameter. Fix thinko in the handling of variants.
27905 (build_function_decl_skip_args): Add SKIP_RETURN parameter and
27906 pass it to build_function_type_skip_args.
27907 * cgraph.h (cgraph_function_versioning): Add boolean parameter.
27908 (tree_function_versioning): Likewise.
27909 * cgraph.c (cgraph_create_virtual_clone): Adjust call to
27910 build_function_decl_skip_args.
27911 * cgraphunit.c (cgraph_function_versioning): Add SKIP_RETURN parameter
27912 and pass it to build_function_decl_skip_args/tree_function_versioning.
27913 (cgraph_materialize_clone): Adjust call to tree_function_versioning.
27914 * ipa-inline-transform.c (save_inline_function_body): Likewise.
27915 * trans-mem.c (ipa_tm_create_version): Likewise.
27916 * tree-sra.c (modify_function): Ditto for cgraph_function_versioning.
27917 * tree-inline.c (declare_return_variable): Remove always-true test.
27918 (tree_function_versioning): Add SKIP_RETURN parameter. If the function
27919 returns non-void and SKIP_RETURN, create a void-typed RESULT_DECL.
27920 * ipa-split.c (split_function): Skip the return value for the split
27921 part if it doesn't return.
27923 2012-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
27925 PR tree-optimization/49642
27926 * ipa-split.c (forbidden_dominators): New variable.
27927 (check_forbidden_calls): New function.
27928 (dominated_by_forbidden): Likewise.
27929 (consider_split): Check for forbidden dominators.
27930 (execute_split_functions): Initialize and free forbidden
27931 dominators info; call check_forbidden_calls.
27933 2012-01-11 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
27935 * config/arm/arm.md (mov_notscc): Use MVN for false condition.
27937 2012-01-11 Nick Clifton <nickc@redhat.com>
27939 * config/rx/rx.md (return): Define pattern.
27941 2012-01-11 Richard Guenther <rguenther@suse.de>
27943 * doc/extend.texi (malloc attribute): Adjust according to
27946 2012-01-10 Aldy Hernandez <aldyh@redhat.com>
27947 Patrick Marlier <patrick.marlier@gmail.com>
27949 PR middle-end/51516
27950 * trans-mem.c (get_cg_data): Traverse aliases if requested.
27951 (ipa_tm_scan_calls_block): Update parameters to get_cg_data.
27952 (ipa_tm_note_irrevocable): Same.
27953 (ipa_tm_scan_irr_block): Same.
27954 (ipa_tm_decrement_clone_counts): Same.
27955 (ipa_tm_scan_irr_function): Same.
27956 (ipa_tm_create_version_alias): Same.
27957 (ipa_tm_create_version): Same.
27958 (ipa_tm_transform_calls_redirect): Same.
27959 (ipa_tm_transform_calls): Same.
27960 (ipa_tm_transform_transaction): Same.
27961 (ipa_tm_execute): Same.
27963 2012-01-10 Richard Guenther <rguenther@suse.de>
27965 PR middle-end/51806
27966 * opts.c (common_handle_option): Handle -Werror.
27968 2012-01-10 Andreas Schwab <schwab@linux-m68k.org>
27970 * config/m68k/sync.md ("atomic_compare_and_swap<mode>_1"): Fix
27973 2012-01-10 Jason Merrill <jason@redhat.com>
27975 * doc/invoke.texi (C++ Dialect Options): Update -fabi-version=6
27978 2012-01-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
27980 * configure.ac (gcc_cv_as_ix86_tlsgdplt): Check if linker
27981 supports R_386_TLS_GD_PLT reloc.
27982 (gcc_cv_as_ix86_tlsldmplt): Check if linker
27983 supports R_386_TLS_LDM_PLT reloc.
27984 * configure: Regenerate.
27985 * config.in: Regenerate.
27987 2012-01-10 Georg-Johann Lay <avr@gjlay.de>
27990 Extend __pgmx semantics to linearize memory.
27991 * config/avr/avr.md (mov<mode>): Use avr_xload_libgcc_p to
27992 determine if code comes inline or from libgcc.
27993 (MOVMEM_r_d:HI): Add "w" to constraint for better preference.
27994 (movmem_qi, movmem_qi): Set constraint #2 to "n".
27995 (movmem_qi_elpm, movmem_hi_elpm): Remove insns.
27996 (movmemx_qi, movmemx_hi): New insns.
27997 (xload_<mode>_libgcc): Rewrite to new insn condition.
27998 (xload_<mode>): Remove insns.
27999 * config/avr/avr.c (avr_out_xload): Rewrite: Only need to handle
28000 cases that don't satisfy avr_xload_libgcc_p().
28001 (avr_addr_space_convert): Allow converting in any direction.
28002 (avr_addr_space_subset_p): Return always true.
28003 (avr_xload_libgcc_p): Rewrite to fit new __pgmx semantics.
28004 (avr_emit_movmemhi): Ditto.
28005 (avr_out_lpm): No need to handle ADDR_SPACE_PGMX any more.
28006 (avr_out_movmem): Ditto.
28007 (AVR_SYMBOL_FLAG_PROGMEM): New macro.
28008 (AVR_SYMBOL_SET_ADDR_SPACE): New macro.
28009 (AVR_SYMBOL_GET_ADDR_SPACE): New macro.
28010 (avr_encode_section_info): Encode 'progmem' in symbol flags.
28011 (output_reload_in_const): Don't zero-extend any 24-bit symbols.
28013 2012-01-10 Richard Guenther <rguenther@suse.de>
28015 PR tree-optimization/50913
28016 * graphite-scop-detection.c (stmt_has_simple_data_refs_p):
28017 Require data-refs to be representable by Graphite with respect
28020 2012-01-10 Uros Bizjak <ubizjak@gmail.com>
28022 * config/i386/constraints.md ("L"): Return true for 0xffffffff.
28023 * config/i386/i386.c (*anddi_1): Emit AND with 0xffffffff as MOV.
28025 2012-01-10 Tom de Vries <tom@codesourcery.com>
28027 PR rtl-optimization/51271
28028 * dwarf2cfi.c (scan_trace): Save and restore cur_row->reg_save when
28029 handling annulled branch.
28031 2012-01-10 Richard Henderson <rth@redhat.com>
28033 * config/arm/arm.c (arm_vectorize_vec_perm_const_ok,
28034 TARGET_VECTORIZE_VEC_PERM_CONST_OK, neon_split_vcombine, MAX_VECT_LEN,
28035 struct expand_vec_perm_d, arm_expand_vec_perm_1, arm_expand_vec_perm,
28036 arm_evpc_neon_vuzp, arm_evpc_neon_vzip, arm_evpc_neon_vrev,
28037 arm_evpc_neon_vtrn, arm_evpc_neon_vtbl, arm_expand_vec_perm_const_1,
28038 arm_expand_vec_perm_const): New.
28039 * config/arm/arm-protos.h: Update.
28040 * config/arm/neon.md (UNSPEC_VCONCAT): New.
28041 (*neon_vswp<VDQX>): New.
28042 (neon_vcombine<VDX>): Use neon_split_vcombine.
28043 (neon_vtbl1v16qi, neon_vtbl2v16qi, neon_vcombinev16qi): New.
28044 * config/arm/vec-common.md (vec_perm_const<VALL>): New.
28045 (vec_perm<VE>): New.
28047 2012-01-10 Richard Henderson <rth@redhat.com>
28049 * config/arm/arm.c (arm_gen_compare_reg): Add scratch argument;
28050 use it if reload_completed.
28051 (arm_legitimize_sync_memory, arm_emit, arm_insn_count, arm_count,
28052 arm_output_asm_insn, arm_process_output_memory_barrier,
28053 arm_output_memory_barrier, arm_ldrex_suffix, arm_output_ldrex,
28054 arm_output_strex, arm_output_it, arm_output_op2, arm_output_op3,
28055 arm_output_sync_loop, arm_get_sync_operand, FETCH_SYNC_OPERAND,
28056 arm_process_output_sync_insn, arm_output_sync_insn,
28057 arm_sync_loop_insns, arm_call_generator, arm_expand_sync): Remove.
28058 (arm_pre_atomic_barrier, arm_post_atomic_barrier): New.
28059 (arm_emit_load_exclusive, arm_emit_store_exclusive): New.
28060 (emit_unlikely_jump): New.
28061 (arm_expand_compare_and_swap, arm_split_compare_and_swap): New.
28062 (arm_split_atomic_op): New.
28063 * config/arm/arm-protos.h: Update.
28064 * config/arm/arm.h (enum arm_sync_generator_tag): Remove.
28065 (struct arm_sync_generator): Remove.
28066 * config/arm/arm.md (VUNSPEC_SYNC_COMPARE_AND_SWAP, VUNSPEC_SYNC_LOCK,
28067 VUNSPEC_SYNC_OP, VUNSPEC_SYNC_NEW_OP, VUNSPEC_SYNC_OLD_OP): Remove.
28068 (VUNSPEC_ATOMIC_CAS, VUNSPEC_ATOMIC_XCHG, VUNSPEC_ATOMIC_OP): New.
28069 (VUNSPEC_LL, VUNSPEC_SC): New.
28070 (sync_result, sync_memory, sync_required_value, sync_new_value,
28071 sync_t1, sync_t2, sync_release_barrier, sync_op): Remove.
28072 (attr length): Don't use arm_sync_loop_insns.
28073 (cbranch_cc, cstore_cc): Update call to arm_gen_compare_reg.
28074 (movsfcc, movdfcc): Likewise.
28075 * config/arm/constraints.md (Ua): New.
28076 * config/arm/prediates.md (mem_noofs_operand): New.
28077 (sync_compare_and_swap<QHSD>, sync_lock_test_and_set<QHSD>): Remove.
28078 (sync_clobber, sync_t2_reqd): Remove.
28079 (sync_<syncop><QHSD>, sync_nand<QHSD>): Remove.
28080 (sync_new_<syncop><QHSD>, sync_new_nand<QHSD>): Remove.
28081 (sync_old_<syncop><QHSD>, sync_old_nand<QHSD>): Remove.
28082 (arm_sync_compare_and_swap<SIDI>): Remove.
28083 (arm_sync_compare_and_swap<NARROW>): Remove.
28084 (arm_sync_lock_test_and_set<SIDI>): Remove.
28085 (arm_sync_lock_test_and_set<NARROW>): Remove.
28086 (arm_sync_new_<syncop><SIDI>): Remove.
28087 (arm_sync_new_<syncop><NARROW>): Remove.
28088 (arm_sync_new_nand<SIDI>): Remove.
28089 (arm_sync_new_nand<NARROW>): Remove.
28090 (arm_sync_old_<syncop><SIDI>): Remove.
28091 (arm_sync_old_<syncop><NARROW>): Remove.
28092 (arm_sync_old_nand<SIDI>): Remove.
28093 (arm_sync_old_nand<NARROW>): Remove.
28094 (*memory_barrier): Merge arm_output_memory_barrier.
28095 (atomic_compare_and_swap<QHSD>): New.
28096 (atomic_compare_and_swap<NARROW>_1): New.
28097 (atomic_compare_and_swap<SIDI>_1): New.
28098 (atomic_exchange<QHSD>): New.
28099 (cas_cmp_operand, cas_cmp_str): New.
28100 (atomic_op_operand, atomic_op_str): New.
28101 (atomic_<syncop><QHSD>, atomic_nand<QHSD>): New.
28102 (atomic_fetch_<syncop><QHSD>, atomic_fetch_nand<QHSD>): New.
28103 (atomic_<syncop>_fetch<QHSD>, atomic_nand_fetch<QHSD>): New.
28104 (arm_load_exclusive<NARROW>): New.
28105 (arm_load_exclusivesi, arm_load_exclusivedi): New.
28106 (arm_store_exclusive<QHSD>): New.
28108 2012-01-09 Michael Meissner <meissner@linux.vnet.ibm.com>
28110 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add DF
28111 reload patterns if -mvsx-scalar-memory.
28113 * config/rs6000/vsx.md (vsx_xscvspdp): Allow xscvspdp to be
28114 generated, even -mno-vsx-scalar-double was used.
28115 (vsx_xscvdpsp_scalar): Likewise.
28116 (vsx_xscvspdp_scalar2): Likewise.
28118 2012-01-09 Tom de Vries <tom@codesourcery.com>
28119 Andrew Pinski <apinski@cavium.com>
28122 * reorg.c (fill_slots_from_thread): Don't speculate
28123 frame-related insns.
28125 2012-01-09 Richard Sandiford <rdsandiford@googlemail.com>
28127 * sched-int.h (bb_note): Move to...
28128 * basic-block.h: ...here.
28129 * haifa-sched.c (bb_note): Move to...
28130 * cfgrtl.c: ...here.
28131 * function.c (next_block_for_reg): New function.
28132 (move_insn_for_shrink_wrap): Likewise.
28133 (prepare_shrink_wrap): Rewrite to use the above.
28135 2012-01-09 Aldy Hernandez <aldyh@redhat.com>
28137 * gimple.c (is_gimple_non_addressable): Remove.
28138 * gimple.h: Remove is_gimple_non_addressable.
28139 * gimplify.c (gimplify_modify_expr_rhs): Use is_gimple_reg instead of
28140 is_gimple_non_addressable.
28141 * trans-mem.c (expand_assign_tm): Same.
28143 2012-01-09 Richard Guenther <rguenther@suse.de>
28145 PR tree-optimization/51775
28146 * tree-ssa-sccvn.c (visit_use): Value-number throwing stmts.
28147 * tree-ssa-pre.c (eliminate): Properly fixup EH info.
28149 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
28151 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
28153 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
28155 2012-01-09 Richard Guenther <rguenther@suse.de>
28157 * tree-streamer-out.c (write_ts_optimization): Fix spelling.
28159 2012-01-08 Jan Hubicka <jh@suse.cz>
28161 PR tree-optimize/51680
28162 * ipa-inline-analyss.c (evaluate_properties_for_edge): Fix condition
28163 on when known_vals needs to be computed; cleanup.
28165 2012-01-08 Jan Hubicka <jh@suse.cz>
28167 PR tree-optimize/51694
28168 * ipa-cp.c (ipa_get_indirect_edge_target): Add bounds checks.
28170 2012-01-08 Jonathan Wakely <jwakely.gcc@gmail.com>
28172 * doc/cpp.texi (Predefined Macros): __STRICT_ANSI__ is defined
28173 for -std=c++98 and -std=c++11 too.
28175 2012-01-08 Chung-Lin Tang <cltang@codesourcery.com>
28177 * cfgloop.c (cancel_loop): Add free() of bbs array.
28179 2012-01-07 Jan Hubicka <jh@suse.cz>
28181 PR tree-optimization/51600
28182 * ipa-inline-analysis.c (estimate_edge_devirt_benefit): Disable code
28183 that benefits small functions.
28185 2012-01-07 Jan Hubicka <jh@suse.cz>
28187 * ipa-inline.c (want_inline_small_function_p): Fix formating.
28189 2012-01-07 Jan Hubicka <jh@suse.cz>
28191 PR tree-optimization/51680
28192 * ipa-inline.c (want_inline_small_function_p): Be more lax on functions
28193 whose inlining reduce unit size.
28195 2012-01-07 Alexandre Oliva <aoliva@redhat.com>
28198 * cselib.c (new_elt_loc_list): Promote addr_list to canonical node.
28199 Add canonical node to containing_mem chain after the non-canonical
28200 one, even if there weren't any locs to propagate.
28201 (remove_useless_values): Keep only canonical values.
28202 (add_mem_for_addr, cselib_lookup_mem): Canonicalize addr.
28203 (cselib_invalidate_mem): Likewise. Ensure v is canonical, and
28204 canonicalize mem_chain elements that are not discarded.
28206 2012-01-06 Jakub Jelinek <jakub@redhat.com>
28209 * cgraphunit.c (cgraph_optimize): Call output_weakrefs
28210 before emitting functions.
28212 PR gcov-profile/50127
28213 * bb-reorder.c (partition_hot_cold_basic_blocks): Call
28214 clear_aux_for_blocks.
28216 2012-01-06 Alexandre Oliva <aoliva@redhat.com>
28219 * cselib.c (cselib_hash_rtx): Hash incoming VALUEs too.
28221 2012-01-06 Arnaud Charlet <charlet@adacore.com>
28223 * c-decl.c (ext_block): Moved up.
28224 (collect_all_refs, for_each_global_decl): Take ext_block into account.
28226 2012-01-06 Han Shen <shenhan@google.com>
28228 Translate built-in include paths for sysroot.
28229 * Makefile.in (gcc_gxx_include_dir_add_sysroot): New.
28230 (PREPROCESSOR_DEFINES): Define GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT.
28232 * cppdefault.c (cpp_include_defaults): Replace hard coded "0" with
28233 GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT for "add_sysroot" field.
28235 * configure.ac (AC_SUBST): Add gcc_gxx_include_dir_add_sysroot to
28236 control whether sysroot should be prepended to gxx include dir.
28238 * configure: Regenerate.
28240 2012-01-06 Torvald Riegel <triegel@redhat.com>
28242 PR rtl-optimization/51771
28243 * builtin-attrs.def (ATTR_RETURNS_TWICE, ATTR_TM_NOTHROW_RT_LIST): New.
28244 * gtm-builtins.def (BUILT_IN_TM_START): Add returns-twice attrib.
28246 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
28248 PR tree-optimization/51315
28249 * tree-sra.c (tree_non_aligned_mem_for_access_p): New predicate.
28250 (build_accesses_from_assign): Use it instead of tree_non_aligned_mem_p.
28252 2012-01-05 Uros Bizjak <ubizjak@gmail.com>
28255 * config/ia64/ia64.c (expand_vec_perm_shrp): Use correct operands
28256 for shrp pattern. Correctly handle and fixup shift variable.
28257 Return false when shift > nelt for BYTES_BIG_ENDIAN target.
28259 2012-01-05 Jakub Jelinek <jakub@redhat.com>
28262 * calls.c (emit_call_1): For noreturn calls force a REG_ARGS_SIZE
28263 note when !ACCUMULATE_OUTGOING_ARGS.
28265 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
28267 * tree-vrp.c (extract_range_from_binary_expr_1): Remove duplicated
28269 (extract_range_from_unary_expr_1): Avoid useless computations.
28271 2012-01-05 Jakub Jelinek <jakub@redhat.com>
28273 PR rtl-optimization/51767
28274 * cfgrtl.c (force_nonfallthru_and_redirect): Force addition
28275 of jump_block and add an extra edge for degenerated asm gotos.
28277 PR middle-end/51768
28278 * stmt.c (check_unique_operand_names): Don't ICE during error
28279 reporting if i is from labels chain.
28281 PR middle-end/44777
28282 * profile.c (branch_prob): Split bbs that have exit edge
28283 and need a fake entry edge too.
28285 2012-01-05 Jan Hubicka <jh@suse.cz>
28287 PR middle-end/49710
28288 * cfgloopmanip.c (remove_path): Walk loop hiearchy upwards when
28291 2012-01-05 Richard Guenther <rguenther@suse.de>
28294 * tree-streamer-out.c (write_ts_optimization): New function.
28295 (streamer_write_tree_body): Call it.
28296 * tree-streamer-in.c (lto_input_ts_optimization): New function.
28297 (streamer_read_tree_body): Call it.
28298 * lto-streamer-out.c (lto_is_streamable): Handle OPTIMIZATION_NODE.
28300 2012-01-05 Jakub Jelinek <jakub@redhat.com>
28302 PR middle-end/51761
28303 * gimple.h (struct gimplify_ctx): Add in_cleanup_point_expr field.
28304 * gimplify.c (gimplify_cleanup_point_expr): Save and set
28305 in_cleanup_point_expr before gimplify_stmt call and restore it
28307 (gimplify_target_expr): Don't add {CLOBBER} cleanup if
28308 in_cleanup_point_expr is false.
28310 2012-01-05 Richard Guenther <rguenther@suse.de>
28312 PR middle-end/51764
28313 * common.opt (Wmudflap, fmudflap, fmudflapth, fmudflapir): Move
28315 * toplev.c (process_options): Reject combining mudflap and LTO.
28316 * tree-nomudflap.c (nogo): Use sorry instead of internal_error.
28318 2012-01-05 Richard Guenther <rguenther@suse.de>
28320 PR tree-optimization/51760
28321 * tree-ssa-ccp.c (likely_value): Drop UNDEFINED to CONSTANT,
28323 (bit_value_unop): Handle UNDEFINED operands.
28324 (bit_value_binop): Likewise.
28326 2012-01-05 Georg-Johann Lay <avr@gjlay.de>
28328 * config/avr/avr.c (avr_replace_prefix): Remove.
28329 (avr_asm_named_section): Use ACONCAT instead of avr_replace_prefix.
28330 (avr_asm_function_rodata_section): Ditto.
28331 (avr_asm_select_section): Ditto.
28333 2012-01-05 Marcus Shawcroft <marcus.shawcroft@arm.com>
28335 * reload.c (find_reloads): Adjust LABEL_NUSES on REG_LABEL_OPERAND
28338 2012-01-05 Jakub Jelinek <jakub@redhat.com>
28341 * tree-cfg.c (need_fake_edge_p): Return true also for noreturn
28342 calls that have any non-fake successor edges.
28345 * var-tracking.c (add_stores): For COND_EXEC allow oval to be NULL.
28347 2012-01-04 Eric Botcazou <ebotcazou@adacore.com>
28349 PR tree-optimization/51624
28350 * tree-sra.c (build_ref_for_model): When replicating a chain of
28351 COMPONENT_REFs, stop as soon as the offset would become negative.
28353 2012-01-04 Jakub Jelinek <jakub@redhat.com>
28356 * dwarf2out.c (output_loc_list): For now drop >= 64KB expressions
28357 in .debug_loc on the floor.
28359 2012-01-04 Andrew Pinski <apinski@cavium.com>
28361 * doc/invoke.texi (-march=@var{arch}): Add octeon+ and octeon2.
28363 2012-01-04 Andrew Pinski <apinski@cavium.com>
28364 Adam Nemet <anemet@caviumnetworks.com>
28366 * config/mips/mips.md (size): Add SI and DI.
28367 (SIZE): New mode attribute.
28368 (U): New code attribute.
28369 * config/mips/mips-dsp.md (mips_lbux): Use gen_mips_lbux_extsi.
28370 (mips_lbux_<mode>): Delete.
28371 (mips_l<SHORT:size><u>x_ext<GPR:mode>_<P:mode>): New pattern.
28372 (mips_lhx): Use gen_mips_lhx_extsi.
28373 (mips_lhx_<mode>): Delete.
28374 (mips_lwx): Delete.
28375 (mips_l<size>x): New expand.
28376 (mips_lwx_<mode>): Delete.
28377 (mips_l<GPR:size>x_<P:mode>): New pattern.
28378 (*mips_lw<u>x_<P:mode>_ext): Likewise.
28379 * config/mips/mips-ftypes.def: Add DI f(POINTER, SI) function type.
28380 * config/mips/mips.c (mips_lx_address_p): New function.
28381 (mips_rtx_costs <case MEM>): Call mips_lx_address_p.
28382 (dsp64): New availability predicate.
28383 (mips_builtins): Add an entry for __builtin_mips_ldx.
28384 * config/mips/mips.h (ISA_HAS_LBX): New define.
28385 (ISA_HAS_LBUX): Likewise.
28386 (ISA_HAS_LHX): Likewise.
28387 (ISA_HAS_LHUX): Likewise.
28388 (ISA_HAS_LWX): Likewise.
28389 (ISA_HAS_LWUX): Likewise.
28390 (ISA_HAS_LDX): Likewise.
28391 * doc/extend.texi (__builtin_mips_ldx): Document.
28393 2012-01-04 Tristan Gingold <gingold@adacore.com>
28395 * config/vms/xm-vms.h (HOST_LONG_FORMAT, HOST_PTR_PRINTF): Define
28396 when long pointers are used.
28397 * config.build (*-*-*vms*): Handle all OpenVMS targets.
28398 (alpha64-dec-*vms*, alpha*-dec-*vms*)
28399 (ia64-hp-*vms*): Remove.
28400 * config/vms/xm-vms64.h: Delete.
28402 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
28404 PR middle-end/51472
28405 * trans-mem.c (expand_assign_tm): Handle TM_MEMMOVE loads correctly.
28407 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
28409 * opts.c (finish_options): Remove duplicate sorry.
28411 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
28413 PR middle-end/51696
28414 * trans-mem.c (diagnose_tm_1): Display indirect calls with no name
28417 2012-01-04 Richard Guenther <rguenther@suse.de>
28419 PR middle-end/51750
28420 * tree.c (size_low_cst): New function.
28421 * tree.h (size_low_cst): Declare.
28422 * fold-const.c (fold_comparison): Use it to extract the low
28423 part of the POINTER_PLUS_EXPR offset.
28425 2012-01-04 Georg-Johann Lay <avr@gjlay.de>
28427 Fix clearing ZERO_REG
28428 * config/avr/avr.md (cc): Add alternative "ldi".
28429 (movqi_insn): Use it in cc attribute.
28430 * config/avr/avr.c (notice_update_cc): Handle CC_LDI.
28431 (output_reload_in_const): Use CLR to move 0 to ZERO_REG.
28432 (output_reload_insisf): Use ZERO_REG to pre-clear register.
28434 2012-01-04 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
28436 * configure: Regenerate.
28438 2012-01-04 Richard Guenther <rguenther@suse.de>
28440 PR tree-optimization/49651
28441 * tree-ssa-structalias.c (type_can_have_subvars): New function.
28442 (var_can_have_subvars): Use it.
28443 (get_constraint_for_1): Only consider subfields if there can be any.
28445 2012-01-03 Jakub Jelinek <jakub@redhat.com>
28448 * cselib.c (new_elt_loc_list): When moving locs from one cselib_val
28449 to its new canonical_cselib_val and the cselib_val was in
28450 first_containing_mem chain, but the canonical_cselib_val was not,
28451 add the latter into the chain.
28452 (cselib_invalidate_mem): Compare canonical_cselib_val of
28453 addr_list chain elt with v.
28456 * dwarf2out.c (dwarf2out_start_source_file, dwarf2out_define,
28457 dwarf2out_undef): Allocate e.info using ggc_strdup instead
28459 (output_macinfo_op): Don't ggc_strdup fd->filename.
28460 (optimize_macinfo_range): Allocate grp_name using XALLOCAVEC,
28461 then ggc_strdup it. Don't free inc->info or cur->info.
28462 (output_macinfo): Don't free ref->info or file->info.
28464 2012-01-03 Ira Rosen <irar@il.ibm.com>
28466 PR tree-optimization/51269
28467 * tree-vect-loop-manip.c (set_prologue_iterations): Make
28468 first_niters a pointer.
28469 (slpeel_tree_peel_loop_to_edge): Likewise.
28470 (vect_do_peeling_for_loop_bound): Update call to
28471 slpeel_tree_peel_loop_to_edge.
28472 (vect_gen_niters_for_prolog_loop): Don't compute wide_prolog_niters
28473 here. Remove it from the parameters list.
28474 (vect_do_peeling_for_alignment): Update calls and compute
28475 wide_prolog_niters.
28477 2012-01-03 Richard Guenther <rguenther@suse.de>
28479 PR tree-optimization/51070
28480 * tree-loop-distribution.c (stmt_has_scalar_dependences_outside_loop):
28481 Properly handle calls.
28483 2012-01-03 Richard Guenther <rguenther@suse.de>
28485 PR tree-optimization/51692
28486 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not remove
28487 the LHS of allocation stmts.
28489 2012-01-03 Olivier Hainque <hainque@adacore.com>
28491 * system.h: Prior to #define, #undef fopen and freopen unconditionally.
28493 2012-01-03 Olivier Hainque <hainque@adacore.com>
28495 * collect2.c (main): In AIX specific computations for vector
28496 insertions, use CONST_CAST2 to cast from char ** to const char **.
28498 2012-01-03 Richard Guenther <rguenther@suse.de>
28501 * dwarf2out.c (dwarf2out_finish): Always create a DIE for
28502 the context of a limbo DIE when it does not already exist.
28504 2012-01-03 Jakub Jelinek <jakub@redhat.com>
28506 PR tree-optimization/51719
28507 * value-prof.c (gimple_ic): When indirect call isn't noreturn,
28508 but direct call is, clear direct call's lhs and don't add fallthrough
28509 edge from dcall_bb to join_bb and PHIs.
28511 2012-01-03 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
28513 * config/s390/s390.md ("*cmp<mode>_ccs"): Fix comment mentioning
28514 the instructions emitted by the pattern.
28515 ("*TDC_insn_<mode>"): Add comment.
28517 2012-01-03 Richard Guenther <rguenther@suse.de>
28519 PR middle-end/51730
28520 * fold-const.c (fold_comparison): Properly canonicalize
28521 tree offset and HOST_WIDE_INT bit position.
28523 2012-01-02 Uros Bizjak <ubizjak@gmail.com>
28525 * config/ia64/ia64.c (expand_vec_perm_broadcast): Use correct
28526 operands for extzv pattern.
28528 2012-01-02 Jakub Jelinek <jakub@redhat.com>
28531 * cselib.c (add_mem_for_addr): Call canonical_cselib_val
28534 2012-01-02 Sandra Loosemore <sandra@codesourcery.com>
28536 * doc/invoke.texi (-flto and related options): Copy-edit.
28538 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
28540 * config/mips/mips.md (loadgp_newabi_<mode>): Add missing earlyclobber.
28542 2012-01-02 Jakub Jelinek <jakub@redhat.com>
28544 * config/i386/sse.md (*avx2_gatherdi<mode>_3, *avx2_gatherdi<mode>_4):
28547 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
28549 * expr.h (move_by_pieces_ninsns): Declare.
28550 * expr.c (move_by_pieces_ninsns): Make external.
28551 * config/mips/mips-protos.h (mips_move_by_pieces_p): Declare.
28552 (mips_store_by_pieces_p): Likewise.
28553 * config/mips/mips.h (MOVE_BY_PIECES_P): Call mips_move_by_pieces_p.
28554 (STORE_BY_PIECES_P): Likewise mips_store_by_pieces_p.
28555 * config/mips/mips.c (mips_move_by_pieces_p): New function.
28556 (mips_store_by_pieces_p): Likewise.
28558 2012-01-02 Jakub Jelinek <jakub@redhat.com>
28560 * passes.c (register_one_dump_file): Free full_name.
28562 * reload1.c (reload): Don't allocate reg_max_ref_width here.
28563 (calculate_elim_costs_all_insns): Free offsets_at and
28564 offsets_known_at at the end and clear the pointers.
28566 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
28568 * config/avr/avr.opt (-mbranch-cost): Fix double definition of
28569 this option introduced in r180739.
28571 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
28574 * config.gcc (tm_file target=avr]): Add avr/avr-multilib.h
28575 (tmake_file target=avr): Add avr/t-multilib.
28577 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use AVR_HAVE_8BIT_SP
28578 to built-in define __AVR_HAVE_8BIT_SP__, __AVR_HAVE_16BIT_SP__.
28579 * config/avr/genmultilib.awk: New file.
28580 * config/avr/t-multilib: New auto-generated file.
28581 * config/avr/multilib.h: New auto-generated file.
28582 * config/avr/t-avr (AVR_MCUS): New variable.
28583 (genopt.sh): Use it.
28584 (s-mlib): Depend on t-multilib.
28585 (t-multilib, multilib.h): New dependencies.
28586 (s-avr-mlib): New rule to build t-multilib, multilib.h from AVR_MCUS.
28587 (MULTILIB_OPTIONS): Remove.
28588 (MULTILIB_MATCHES): Remove.
28589 (MULTILIB_DIRNAMES): Remove.
28590 (MULTILIB_EXCEPTIONS): Remove:
28591 * config/avr/genopt.sh: Don't use hard coded file name;
28592 pass AVR_MCUS from t-avr instead.
28594 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
28596 * config/avr/avr.c (avr_out_ashrpsi3): Fix "case 31" to "case 23".
28598 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
28600 Implement light-weight DImode support.
28601 * config/avr/avr-dimode.md: New file.
28602 * config/avr/avr.md: Include it.
28603 (adjust_len): Add plus64, compare64.
28604 (HIDI): Remove code iterator.
28605 (code_stdname): New code attribute.
28606 (rotx, rotsmode): Remove DI.
28607 (rotl<mode>3, *rotw<mode>, *rotb<mode>): Use HISI instead of HIDI
28609 * config/avr/avr-protos.h (avr_have_dimode): New.
28610 (avr_out_plus64, avr_out_compare64): New.
28611 * config/avr/avr.c (avr_out_compare): Handle DImode.
28612 (avr_have_dimode): New variable definition and initialization.
28613 (avr_out_compare64, avr_out_plus64): New functions.
28614 (avr_out_plus_1): Use simplify_unary_operation to negate xval.
28615 (adjust_insn_length): Handle ADJUST_LEN_COMPARE64, ADJUST_LEN_PLUS64.
28616 (avr_compare_pattern): Skip DImode comparisons.
28618 2012-01-02 Revital Eres <revital.eres@linaro.org>
28620 * ddg.c (def_has_ccmode_p): New function.
28621 (add_cross_iteration_register_deps,
28622 create_ddg_dep_from_intra_loop_link): Call it.
28624 2012-01-02 Richard Guenther <rguenther@suse.de>
28627 * invoke.texi (fassociative-math): Remove spurious paranthesis.
28629 2012-01-01 Jakub Jelinek <jakub@redhat.com>
28631 * gcc.c (process_command): Update copyright notice dates.
28632 * gcov.c (print_version): Likewise.
28633 * gcov-dump.c (print_version): Likewise.
28634 * mips-tfile.c (main): Likewise.
28635 * mips-tdump.c (main): Likewise.
28637 2012-01-01 Ira Rosen <irar@il.ibm.com>
28639 PR tree-optimization/51704
28640 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Check that
28641 a use is inside the basic block or loop before accessing its vect info.
28643 2012-01-01 Jan Hubicka <jhjh@suse.cz>
28645 PR rtl-optimization/51069
28646 * cfgloopmanip.c (remove_path): Removing path making irreducible
28647 region unconditional makes BB part of the region.
28649 2012-01-01 Jakub Jelinek <jakub@redhat.com>
28651 PR tree-optimization/51683
28652 * tree-ssa-propagate.c (substitute_and_fold): Don't optimize away
28653 calls with side-effects.
28654 * tree-ssa-ccp.c (ccp_fold_stmt): Likewise.
28656 Copyright (C) 2012 Free Software Foundation, Inc.
28658 Copying and distribution of this file, with or without modification,
28659 are permitted in any medium without royalty provided the copyright
28660 notice and this notice are preserved.