| blob | b94d492f6590d9907f3bfde337af897a06ea36f4 |
1 2013-05-27 Richard Biener <rguenther@suse.de>
3 PR middle-end/57412
4 * omp-low.c (expand_omp_atomic_pipeline): Use the correct latch
5 block for the new loop.
7 2013-05-27 Richard Biener <rguenther@suse.de>
9 PR tree-optimization/57343
10 * tree-ssa-loop-niter.c (number_of_iterations_ne_max): Do not
11 use multiple_of_p if not TYPE_OVERFLOW_UNDEFINED.
12 (number_of_iterations_cond): Do not build the folded tree.
14 2013-05-27 Richard Biener <rguenther@suse.de>
16 Revert
17 PR middle-end/57381
18 * fold-const.c (operand_equal_p): Compare FIELD_DECLs with
19 OEP_CONSTANT_ADDRESS_OF retained.
21 PR tree-optimization/57417
22 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Fix test
23 for unchanged base.
24 (set_ssa_val_to): Compare addresses using
25 get_addr_base_and_unit_offset.
27 2013-05-27 Joern Rennecke <joern.rennecke@embecosm.com>
29 PR rtl-optimization/56833
30 * postreload.c (move2add_record_mode): New function.
31 (move2add_record_sym_value, move2add_valid_value_p): Likewise.
32 (move2add_use_add2_insn): Use move2add_record_sym_value.
33 (move2add_use_add3_insn): Likewise.
34 (reload_cse_move2add): Use move2add_valid_value_p and
35 move2add_record_mode. Invalidate call-clobbered and REG_INC
36 affected regs by setting reg_mode to VOIDmode.
37 (move2add_note_store): Don't pretend the inside of a SUBREG is
38 the actual destination. Invalidate single/leading registers by
39 setting reg_mode to VOIDmode.
40 Use move2add_record_sym_value, move2add_valid_value_p and
41 move2add_record_mode.
43 2013-05-27 Richard Biener <rguenther@suse.de>
45 PR tree-optimization/57396
46 * tree-affine.c (double_int_constant_multiple_p): Properly
47 return false for val == 0 and div != 0.
49 2013-05-25 Richard Sandiford <rdsandiford@googlemail.com>
51 * config/mips/mips.h: Use #elif in preprocessor conditions.
53 2013-05-25 Richard Sandiford <rdsandiford@googlemail.com>
55 PR target/53916
56 * config/mips/constraints.md (kl): New constraint.
57 * config/mips/mips.md (divmod<mode>4, udivmod<mode>4): Delete.
58 (divmod<mode>4_internal): Rename to divmod<mode>4. Use "kl" as the
59 constraint for operand 0. Split after CSE for MIPS16. Emit a move
60 from LO for MIPS16.
61 (udivmod<mode>4_internal): Likewise udivmod<mode>4.
63 2013-05-25 Richard Sandiford <rdsandiford@googlemail.com>
65 PR target/55777
66 * config/mips/mips.c (mips_can_inline_p): New function.
67 (TARGET_CAN_INLINE_P): Define.
69 2013-05-25 Steven Bosscher <steven@gcc.gnu.org>
71 * sched-int.h (ds_t, dw_t): Make unsigned int.
72 Fix documentation that describes how all the ds_t bits are used.
73 Reserve the last bit for delayed-branch scheduling.
74 (BITS_PER_DEP_STATUS): Move to ds_t typedef.
75 (BITS_PER_DEP_WEAK): Fix definition and documentation.
76 (gen_dep_weak_1): Remove prototype.
77 * sched-deps.c (get_dep_weak_1): Make static.
78 * target.def (speculate_insn, needs_block_p, gen_spec_check,
79 get_insn_spec_ds, get_insn_checked_ds): Adjust hook prototypes.
80 * doc/tm.texi: Regenerate.
81 * config/ia64/ia64.c (ia64_needs_block_p): Update prototype.
83 2013-05-24 Steven Bosscher <steven@gcc.gnu.org>
85 PR debug/56950
86 * haifa-sched.c (sched_extend_bb): Ignore DEBUG_INSNs.
88 2013-05-24 Nathan Sidwell <nathan@codesourcery.com>
89 Sandra Loosemore <sandra@codesourcery.com>
91 * config.gcc (powerpc-*): Allow native for with-cpu.
93 2013-05-24 Jeff Law <law@redhat.com>
95 PR tree-optimization/57124
96 * tree-vrp.c (simplify_cond_using_ranges): Only simplify a
97 conversion feeding a condition if the range has an overflow
98 if -fstrict-overflow. Add warnings for when we do make the
99 transformation.
101 2013-05-24 Dehao Chen <dehao@google.com>
103 * gcc/tree-cfg.c (locus_discrim_map): Fix the typo.
104 (locus_discrim_hasher): Likewise.
105 (locus_discrim_hasher::hash): Likewise.
106 (locus_discrim_hasher::equal): Likewise.
108 2013-05-24 Martin Jambor <mjambor@suse.cz>
110 PR tree-optimization/57294
111 * cgraph.h (ipa_record_stmt_references): Declare.
112 * cgraphbuild.c (ipa_record_stmt_references): New function.
113 (build_cgraph_edges): Use ipa_record_stmt_references.
114 (rebuild_cgraph_edges): Likewise.
115 (cgraph_rebuild_references): Likewise.
116 * ipa-prop.c (ipa_modify_call_arguments): Discard references
117 associated with the old statement and build references from the
118 newly built statements.
119 * ipa-ref.c (ipa_remove_stmt_references): New function.
120 * ipa-ref.h (ipa_remove_stmt_references): Declare.
122 2013-05-24 Vladimir Makarov <vmakarov@redhat.com>
124 * lra-constraints.c (emit_spill_move): Use smaller mode for
125 mem-mem moves.
126 (check_and_process_move): Consider mem-reg moves for secondary
127 too.
128 (curr_insn_transform): Don't lose insns emitted before for
129 secondary memory moves.
130 (inherit_in_ebb): Mark defined reg. Add usage only if it is not a
131 reg set up in the current insn.
133 2013-05-24 Dehao Chen <dehao@google.com>
135 * gcc/testsuite/gcc.dg/debug/dwarf2/discriminator.c: New Testcase.
136 * gcc/tree-cfg.c (locus_descrim_hasher::hash): Change discrminator
137 hash function.
138 (locus_descrim_hasher::equal): Likewise.
139 (build_gimple_cfg): New discrminator assignmnet algorithm
140 (make_edges): Likewise.
141 (next_discriminator_for_locus): Likewise.
142 (same_line_p): Likewise.
143 (assign_discriminators): Likewise.
144 (make_cond_expr_edges): Likewise.
145 (make_gimple_switch_edges): Likewise.
146 (make_goto_expr_edges): Likewise.
147 (make_gimple_asm_edges): Likewise.
149 2013-05-24 Ian Bolton <ian.bolton@arm.com>
151 * config/aarch64/aarch64.c (aarch64_print_operand): Change the
152 X format specifier to only display bottom 16 bits.
153 * config/aarch64/aarch64.md (insv_imm<mode>): Allow any size of
154 immediate to match for operand 2, since it will be masked.
156 2013-05-24 Richard Biener <rguenther@suse.de>
158 PR tree-optimization/57287
159 * tree-ssa-uninit.c (compute_uninit_opnds_pos): Disregard
160 all SSA names that occur in abnormal PHIs.
162 2013-05-24 Alexander Ivchenko <alexander.ivchenko@intel.com>
164 PR tree-ssa/57385
165 * tree-ssa-sccvn.c (fully_constant_vn_reference_p): Check
166 that index is not negative.
168 2013-05-24 Eric Botcazou <ebotcazou@adacore.com>
170 PR rtl-optimization/55177
171 * simplify-rtx.c (simplify_unary_operation_1) <NOT>: Deal with BSWAP.
172 (simplify_byte_swapping_operation): New.
173 (simplify_binary_operation_1): Call it for AND, IOR and XOR.
174 (simplify_relational_operation_1): Deal with BSWAP.
176 2013-05-23 Richard Henderson <rth@redhat.com>
178 PR target/56742
179 * config/i386/i386.c (ix86_seh_fixup_eh_fallthru): New.
180 (ix86_reorg): Call it.
182 2013-05-23 Uros Bizjak <ubizjak@gmail.com>
184 PR target/57379
185 * config/alpha/alpha.md (unspec): Add UNSPEC_XFLT_COMPARE.
186 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Construct
187 REG_EQUAL note as UNSPEC_XFLT_COMPARE unspec.
189 2013-05-23 Christian Bruel <christian.bruel@st.com>
191 PR debug/57351
192 * config/arm/arm.c (arm_dwarf_register_span): Do not use dbx number.
194 2013-05-23 Chris Schlumberger-Socha <chris.schlumberger-socha@arm.com>
195 Marcus Shawcroft <marcus.shawcroft@arm.com>
197 * config/aarch64/aarch64.md (*movdi_aarch64): Replace Usa with S.
198 * config/aarch64/constraints.md (Usa): Remove.
199 * doc/md.texi (AArch64 Usa): Remove.
201 2013-05-23 Chris Schlumberger-Socha <chris.schlumberger-socha@arm.com>
202 Marcus Shawcroft <marcus.shawcroft@arm.com>
204 * config/aarch64/aarch64-protos.h (aarch64_mov_operand_p): Define.
205 * config/aarch64/aarch64.c (aarch64_mov_operand_p): Define.
206 * config/aarch64/predicates.md (aarch64_const_address): Remove.
207 (aarch64_mov_operand): Use aarch64_mov_operand_p.
209 2013-05-23 Vidya Praveen <vidyapraveen@arm.com>
211 * config/aarch64/aarch64-simd.md (clzv4si2): Support for CLZ
212 instruction (AdvSIMD).
213 * config/aarch64/aarch64-builtins.c
214 (aarch64_builtin_vectorized_function): Handler for BUILT_IN_CLZ.
215 * config/aarch64/aarch-simd-builtins.def: Entry for CLZ.
217 2013-05-23 Martin Jambor <mjambor@suse.cz>
219 PR middle-end/57347
220 * tree.h (contains_bitfld_component_ref_p): Declare.
221 * tree-sra.c (contains_bitfld_comp_ref_p): Move...
222 * tree.c (contains_bitfld_component_ref_p): ...here. Adjust its
223 caller.
224 * ipa-prop.c (determine_known_aggregate_parts): Check that LHS does
225 not access a bit-field. Assert all final offsets are byte-aligned.
227 2013-05-23 Richard Biener <rguenther@suse.de>
229 PR tree-optimization/57380
230 * tree-ssa-phiprop.c (propagate_with_phi): Do not require at
231 least one invariant or re-used load.
232 * passes.c (init_optimization_passes): Move pass_phiprop before
233 pass_forwprop.
235 2013-05-23 James Greenhalgh <james.greenhalgh@arm.com>
237 * config/aarch64/aarch64-simd.md
238 (aarch64_cm<optab>di): Add clobber of CC_REGNUM to unsplit pattern.
240 2013-05-23 Richard Biener <rguenther@suse.de>
242 PR middle-end/57381
243 * fold-const.c (operand_equal_p): Compare FIELD_DECLs with
244 OEP_CONSTANT_ADDRESS_OF retained.
246 2013-05-23 Jakub Jelinek <jakub@redhat.com>
248 PR middle-end/57344
249 * expmed.c (store_split_bit_field): If op0 is a REG or SUBREG of a REG,
250 don't lower unit. Handle unit not being always BITS_PER_WORD.
252 2013-05-23 Richard Biener <rguenther@suse.de>
254 PR rtl-optimization/57341
255 * ira.c (validate_equiv_mem_from_store): Use anti_dependence
256 instead of true_dependence.
258 2013-05-22 David Malcolm <dmalcolm@redhat.com>
260 * bb-reorder.c (branch_threshold): Make const.
261 (exec_threshold): Ditto.
263 2013-05-22 Michael Meissner <meissner@linux.vnet.ibm.com>
264 Pat Haugen <pthaugen@us.ibm.com>
265 Peter Bergner <bergner@vnet.ibm.com>
267 * doc/extend.texi (PowerPC AltiVec/VSX Built-in Functions): Add
268 documentation for the power8 crypto builtins.
270 * config/rs6000/t-rs6000 (MD_INCLUDES): Add crypto.md.
272 * config/rs6000/rs6000-builtin.def (BU_P8V_AV_1): Add support
273 macros for defining power8 builtin functions.
274 (BU_P8V_AV_2): Likewise.
275 (BU_P8V_AV_P): Likewise.
276 (BU_P8V_VSX_1): Likewise.
277 (BU_P8V_OVERLOAD_1): Likewise.
278 (BU_P8V_OVERLOAD_2): Likewise.
279 (BU_CRYPTO_1): Likewise.
280 (BU_CRYPTO_2): Likewise.
281 (BU_CRYPTO_3): Likewise.
282 (BU_CRYPTO_OVERLOAD_1): Likewise.
283 (BU_CRYPTO_OVERLOAD_2): Likewise.
284 (XSCVSPDP): Fix typo, point to the correct instruction.
285 (VCIPHER): Add power8 crypto builtins.
286 (VCIPHERLAST): Likewise.
287 (VNCIPHER): Likewise.
288 (VNCIPHERLAST): Likewise.
289 (VPMSUMB): Likewise.
290 (VPMSUMH): Likewise.
291 (VPMSUMW): Likewise.
292 (VPERMXOR_V2DI): Likewise.
293 (VPERMXOR_V4SI: Likewise.
294 (VPERMXOR_V8HI: Likewise.
295 (VPERMXOR_V16QI: Likewise.
296 (VSHASIGMAW): Likewise.
297 (VSHASIGMAD): Likewise.
298 (VPMSUM): Likewise.
299 (VPERMXOR): Likewise.
300 (VSHASIGMA): Likewise.
302 * config/rs6000/rs6000-c.c (rs6000_target_modify_macros): Define
303 __CRYPTO__ if the crypto instructions are available.
304 (altivec_overloaded_builtins): Add support for overloaded power8
305 builtins.
307 * config/rs6000/rs6000.c (rs6000_expand_ternop_builtin): Add
308 support for power8 crypto builtins.
309 (builtin_function_type): Likewise.
310 (altivec_init_builtins): Add support for builtins that take vector
311 long long (V2DI) arguments.
313 * config/rs6000/crypto.md: New file, define power8 crypto
314 instructions.
316 2013-05-22 Michael Meissner <meissner@linux.vnet.ibm.com>
317 Pat Haugen <pthaugen@us.ibm.com>
318 Peter Bergner <bergner@vnet.ibm.com>
320 * doc/invoke.texi (Option Summary): Add power8 options.
321 (RS/6000 and PowerPC Options): Likewise.
323 * doc/md.texi (PowerPC and IBM RS6000 constraints): Update to use
324 constraints.md instead of rs6000.h. Reorder w* constraints. Add
325 wm, wn, wr documentation.
327 * gcc/config/rs6000/constraints.md (wm): New constraint for VSX
328 registers if direct move instructions are enabled.
329 (wn): New constraint for no registers.
330 (wq): New constraint for quad word even GPR registers.
331 (wr): New constraint if 64-bit instructions are enabled.
332 (wv): New constraint if power8 vector instructions are enabled.
333 (wQ): New constraint for quad word memory locations.
335 * gcc/config/rs6000/predicates.md (const_0_to_15_operand): New
336 constraint for 0..15 for crypto instructions.
337 (gpc_reg_operand): If VSX allow registers in VSX registers as well
338 as GPR and floating point registers.
339 (int_reg_operand): New predicate to match only GPR registers.
340 (base_reg_operand): New predicate to match base registers.
341 (quad_int_reg_operand): New predicate to match even GPR registers
342 for quad memory operations.
343 (vsx_reg_or_cint_operand): New predicate to allow vector logical
344 operations in both GPR and VSX registers.
345 (quad_memory_operand): New predicate for quad memory operations.
346 (reg_or_indexed_operand): New predicate for direct move support.
348 * gcc/config/rs6000/rs6000-cpus.def (ISA_2_5_MASKS_EMBEDDED):
349 Inherit from ISA_2_4_MASKS, not ISA_2_2_MASKS.
350 (ISA_2_7_MASKS_SERVER): New mask for ISA 2.07 (i.e. power8).
351 (POWERPC_MASKS): Add power8 options.
352 (power8 cpu): Use ISA_2_7_MASKS_SERVER instead of specifying the
353 various options.
355 * gcc/config/rs6000/rs6000-c.c (rs6000_target_modify_macros):
356 Define _ARCH_PWR8 and __POWER8_VECTOR__ for power8.
358 * gcc/config/rs6000/rs6000.opt (-mvsx-timode): Add documentation.
359 (-mpower8-fusion): New power8 options.
360 (-mpower8-fusion-sign): Likewise.
361 (-mpower8-vector): Likewise.
362 (-mcrypto): Likewise.
363 (-mdirect-move): Likewise.
364 (-mquad-memory): Likewise.
366 * gcc/config/rs6000/rs6000.c (power8_cost): Initial definition for
367 power8.
368 (rs6000_hard_regno_mode_ok): Make PTImode only match even GPR
369 registers.
370 (rs6000_debug_reg_print): Print the base register class if -mdebug=reg.
371 (rs6000_debug_vector_unit): Add p8_vector.
372 (rs6000_debug_reg_global): If -mdebug=reg, print power8 constraint
373 definitions. Also print fusion state.
374 (rs6000_init_hard_regno_mode_ok): Set up power8 constraints.
375 (rs6000_builtin_mask_calculate): Add power8 builtin support.
376 (rs6000_option_override_internal): Add support for power8.
377 (rs6000_common_init_builtins): Add debugging for skipped builtins
378 if -mdebug=builtin.
379 (rs6000_adjust_cost): Add power8 support.
380 (rs6000_issue_rate): Likewise.
381 (insn_must_be_first_in_group): Likewise.
382 (insn_must_be_last_in_group): Likewise.
383 (force_new_group): Likewise.
384 (rs6000_register_move_cost): Likewise.
385 (rs6000_opt_masks): Likewise.
387 * config/rs6000/rs6000.h (ASM_CPU_POWER8_SPEC): If we don't have a
388 power8 capable assembler, default to power7 options.
389 (TARGET_DIRECT_MOVE): Likewise.
390 (TARGET_CRYPTO): Likewise.
391 (TARGET_P8_VECTOR): Likewise.
392 (VECTOR_UNIT_P8_VECTOR_P): Define power8 vector support.
393 (VECTOR_UNIT_VSX_OR_P8_VECTOR_P): Likewise.
394 (VECTOR_MEM_P8_VECTOR_P): Likewise.
395 (VECTOR_MEM_VSX_OR_P8_VECTOR_P): Likewise.
396 (VECTOR_MEM_ALTIVEC_OR_VSX_P): Likewise.
397 (TARGET_XSCVDPSPN): Likewise.
398 (TARGET_XSCVSPDPN): Likewsie.
399 (TARGET_SYNC_HI_QI): Likewise.
400 (TARGET_SYNC_TI): Likewise.
401 (MASK_CRYPTO): Likewise.
402 (MASK_DIRECT_MOVE): Likewise.
403 (MASK_P8_FUSION): Likewise.
404 (MASK_P8_VECTOR): Likewise.
405 (REG_ALLOC_ORDER): Move fr13 to be lower in priority so that the TFmode
406 temporary used by some of the direct move instructions to get two FP
407 temporary registers does not force creation of a stack frame.
408 (VLOGICAL_REGNO_P): Allow vector logical operations in GPRs.
409 (MODES_TIEABLE_P): Move the VSX tests above the Altivec tests so
410 that any VSX registers are tieable, even if they are also an
411 Altivec vector mode.
412 (r6000_reg_class_enum): Add wm, wr, wv constraints.
413 (RS6000_BTM_P8_VECTOR): Power8 builtin support.
414 (RS6000_BTM_CRYPTO): Likewise.
415 (RS6000_BTM_COMMON): Likewise.
417 * config/rs6000/rs6000.md (cpu attribute): Add power8.
418 * config/rs6000/rs6000-opts.h (PROCESSOR_POWER8): Likewise.
419 (enum rs6000_vector): Add power8 vector support.
421 2013-05-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
423 PR target/19599
424 PR target/57340
425 * config/arm/arm.c (any_sibcall_uses_r3): Rename to ..
426 (any_sibcall_could_use_r3): this and handle indirect calls.
427 (arm_get_frame_offsets): Rename use of any_sibcall_uses_r3.
429 2013-05-22 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
431 * config/rs6000/rs6000.h (MALLOC_ABI_ALIGNMENT): New #define.
433 2013-05-22 Richard Biener <rguenther@suse.de>
435 PR middle-end/57349
436 * profile.c (branch_prob): Do not split blocks that are
437 abnormally receiving from ECF_RETURNS_TWICE functions.
439 2013-05-22 Richard Sandiford <rsandifo@linux.vnet.ibm.com>
441 * recog.c (offsettable_address_addr_space_p): Fix calculation of
442 address mode. Move pointer mode initialization to the same place.
444 2013-05-22 Michael Zolotukhin <michael.v.zolotukhin@intel.com>
446 * read-rtl.c (copy_rtx_for_iterators): Continue applying iterators
447 while it has any effect.
449 2013-05-21 Easwaran Raman <eraman@google.com>
451 PR tree-optimization/57322
452 * (build_and_add_sum): If a BB is empty, set the UID of the statement
453 added to the BB to be 1.
455 2013-05-21 Jakub Jelinek <jakub@redhat.com>
457 PR tree-optimization/57331
458 * tree-vrp.c (simplify_cond_using_ranges): Don't optimize comparison
459 of conversion from pointer type to integral type with integer.
461 2013-05-21 Martin Jambor <mjambor@suse.cz>
463 PR lto/57289
464 * ipa-prop.c (ipa_read_node_info): Process param_used and
465 controlled_uses in the same order as when writing.
467 2013-05-21 Magnus Granberg <baldrick@free.fr>
469 PR plugins/56754
470 * Makefile.in (PLUGIN_HEADERS): Add $(TARGET_H).
472 2013-05-21 Richard Biener <rguenther@suse.de>
474 PR tree-optimization/57318
475 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Do not
476 estimate stmts with side-effects as likely eliminated.
478 2013-05-21 Richard Biener <rguenther@suse.de>
480 PR tree-optimization/57330
481 * cgraph.c (cgraph_redirect_edge_call_stmt_to_callee): Properly
482 preserve the call stmts fntype.
484 2013-05-21 Richard Biener <rguenther@suse.de>
486 PR tree-optimization/57303
487 * tree-ssa-sink.c (statement_sink_location): Improve killing
488 stmt detection and properly handle self-assignments.
490 2013-05-21 Christian Bruel <christian.bruel@st.com>
492 * dwarf2out.c (multiple_reg_loc_descriptor): Use dbx_reg_number for
493 spanning registers. LEAF_REG_REMAP is supported only for contiguous
494 registers. Set register size out of the PARALLEL loop.
496 2013-05-20 Oleg Endo <olegendo@gcc.gnu.org>
498 PR target/56547
499 * config/sh/sh.md (fmasf4): Remove empty constraints strings.
500 (*fmasf4, *fmasf4_media): New insns.
502 2013-05-19 Richard Sandiford <rdsandiford@googlemail.com>
504 * config/mips/mips.h (BASE_INSN_LENGTH, NOP_INSN_LENGTH): New macros.
505 * config/mips/mips.c (mips_symbol_insns, mips_address_insns)
506 (mips_const_insns, mips_split_const_insns, mips_load_store_insns)
507 (mips_idiv_insns): Update the comments to say that the returned
508 instruction counts are in units of BASE_INSN_LENGTH.
509 (mips_adjust_insn_length): Multiply the mips_load_label_num_insns
510 by BASE_INSN_LENGTH rather than 4. Add the jump separately,
511 using 2 rather than 4 as the length of indirect MIPS16 and
512 microMIPS jumps. Use NOP_INSN_LENGTH rather than 4 as the
513 length of a NOP. Don't divide MIPS16 lengths by 2.
514 (mips16_split_long_branches): Assume a branch is long if the
515 length is greater than 4 rather than 8.
516 * config/mips/mips.md (length): Give MIPS16 lengths directly,
517 rather than multiplying them by 2. Multiply instruction counts
518 by BASE_INSN_LENGTH rather than 4.
519 (*jump_mips16, tls_get_tp_mips16_<mode>)
520 (*tls_get_tp_mips16_call_<mode>): Divide lengths by 2.
522 2013-05-19 Richard Sandiford <rdsandiford@googlemail.com>
524 * config/mips/mips.md (extended_mips16): Remove branch case.
525 (length): Remove duplicated extended_mips16 test.
527 2013-05-19 Richard Sandiford <rdsandiford@googlemail.com>
529 * config/mips/t-sde: Don't build 64-bit microMIPS multilibs.
531 2013-05-18 Richard Sandiford <rdsandiford@googlemail.com>
533 * recog.h (Recog_data): Rename to...
534 (recog_data_d): ...this.
535 (recog_data): Update accordingly.
536 * recog.c (recog_data): Likewise.
537 * reload.c (save_recog_data): Likewise.
538 * config/picochip/picochip.c (picochip_saved_recog_data): Likewise.
539 (picochip_save_recog_data, picochip_restore_recog_data): Likewise.
541 2013-05-17 Julian Brown <julian@codesourcery.com>
543 * gcse.c (compute_ld_motion_mems): If a non-simple MEM is
544 found in a REG_EQUAL note, invalidate it.
546 2013-05-17 Easwaran Raman <eraman@google.com>
548 * tree-ssa-reassoc.c (find_insert_point): New function.
549 (insert_stmt_after): Likewise.
550 (get_def_stmt): Likewise.
551 (ensure_ops_are_available): Likewise.
552 (not_dominated_by): Likewise.
553 (rewrite_expr_tree): Do not move statements beyond what is
554 necessary. Remove call to swap_ops_for_binary_stmt...
555 (reassociate_bb): ... and move it here.
556 (build_and_add_sum): Assign UIDs for new statements.
557 (linearize_expr): Likewise.
558 (do_reassoc): Renumber gimple statement UIDs.
560 2013-05-17 Jan Hubicka <jh@suse.cz>
562 * lto-symtab.c (lto_symtab_merge_cgraph_nodes): Resolve cross module
563 weakrefs.
564 * cgraph.c (dump_cgraph_node): Do not ice on unresolved alias.
565 * cgraphunit.c (handle_alias_pairs): Store target of unresolved
566 weakrefs.
567 (output_weakrefs): Update.
569 2013-05-17 Po-Chun Chang <pchang9@cs.wisc.edu>
570 Martin Jambor <mjambor@suse.cz>
572 PR middle-end/57276
573 * ipa-cp.c (cgraph_edge_brings_all_agg_vals_for_node): Break when a
574 value that corresponds to the given aggval is found in values vector.
576 2013-05-17 Uros Bizjak <ubizjak@gmail.com>
578 * config/i386/driver-i386.c (host_detect_local_cpu): Pass mmx, 3dnow,
579 sse, sse2, sse3, ssse3 and sse4a flags to options.
581 2013-05-17 David Malcolm <dmalcolm@redhat.com>
583 * gengtype-state.c: (s_expr_writer): New class, to handle
584 prettifying of output layout of s-expressions.
585 (state_writer): New class, to write out gtype.state.
586 (state_written_type_count): Move this variable into member data of
587 state_writer.
588 (s_expr_writer::s_expr_writer): New code: constructor for new class
589 (state_writer::state_writer(): ditto
590 (s_expr_writer::write_new_line): New function
591 (s_expr_writer::write_any_indent): ditto
592 (s_expr_writer::begin_s_expr): ditto
593 (s_expr_writer::end_s_expr): ditto
594 (write_state_fileloc): convert to method of state_writer...
595 (state_writer:: write_state_fileloc): ...and use methods of
596 s_expr_writer to write indentation into the gtype.state output file
597 to visually represent the hierarchical structure of the list
598 structures
599 (write_state_fields): ditto, renaming to...
600 (state_writer::write_state_fields)
601 (write_state_a_string): ditto, renaming to...
602 (state_writer::write_state_a_string)
603 (write_state_string_option): ditto, renaming to...
604 (state_writer::write_state_string_option)
605 (write_state_type_option): ditto, renaming to...
606 (state_writer::write_state_type_option)
607 (write_state_nested_option): ditto, renaming to...
608 (state_writer::write_state_nested_option)
609 (write_state_option): ditto, renaming to...
610 (state_writer::write_state_option)
611 (write_state_options): ditto, renaming to...
612 (state_writer::write_state_options)
613 (write_state_lang_bitmap): ditto, renaming to...
614 (state_writer::write_state_lang_bitmap)
615 (write_state_version): ditto, renaming to...
616 (state_writer::write_state_version)
617 (write_state_scalar_type): ditto, renaming to...
618 (state_writer::write_state_scalar_type)
619 (write_state_string_type): ditto, renaming to...
620 (state_writer::write_state_string_type)
621 (write_state_undefined_type): ditto, renaming to...
622 (state_writer::write_state_undefined_type)
623 (write_state_struct_union_type): ditto, renaming to...
624 (state_writer::write_state_struct_union_type)
625 (write_state_struct_type): ditto, renaming to...
626 (state_writer::write_state_struct_type)
627 (write_state_user_struct_type): ditto, renaming to...
628 (state_writer::write_state_user_struct_type)
629 (write_state_lang_struct_type): ditto, renaming to...
630 (state_writer::write_state_lang_struct_type)
631 (write_state_param_struct_type): ditto, renaming to...
632 (state_writer::write_state_param_struct_type)
633 (write_state_pointer_type): ditto, renaming to...
634 (state_writer::write_state_pointer_type)
635 (write_state_array_type): ditto, renaming to...
636 (state_writer::write_state_array_type)
637 (write_state_gc_used): ditto, renaming to...
638 (state_writer::write_state_gc_used)
639 (write_state_common_type_content): ditto, renaming to...
640 (state_writer::write_state_common_type_content)
641 (write_state_type): ditto, renaming to...
642 (state_writer::write_state_type)
643 (write_state_pair_list): ditto, renaming to...
644 (state_writer::write_state_pair_list)
645 (write_state_pair): ditto, renaming to...
646 (state_writer::write_state_pair)
647 (write_state_typedefs): ditto, renaming to...
648 (state_writer::write_state_typedefs)
649 (write_state_structures): ditto, renaming to...
650 (state_writer::write_state_structures)
651 (write_state_param_structs): ditto, renaming to...
652 (state_writer::write_state_param_structs)
653 (write_state_variables): ditto, renaming to...
654 (state_writer::write_state_variables)
655 (write_state_srcdir): ditto, renaming to...
656 (state_writer::write_state_srcdir)
657 (write_state_files_list): ditto, renaming to...
658 (state_writer::write_state_files_list)
659 (write_state_languages): ditto, renaming to...
660 (state_writer::write_state_languages)
661 (write_state): create a state_writer instance and use it when
662 writing out the state file
664 2013-05-17 Mike Stump <mikestump@comcast.net>
666 PR rtl-optimization/57304
667 * web.c (union_match_dups): Ensure that DF_REF_LOC exists before
668 accessing DF_REF_REAL_LOC.
670 2013-05-17 Jakub Jelinek <jakub@redhat.com>
672 PR rtl-optimization/57281
673 PR rtl-optimization/57300
674 * config/i386/i386.md (extendsidi2_1 dead reg splitter): Remove.
675 (extendsidi2_1 peephole2s): Add instead 2 new peephole2s, that undo
676 what the other splitter did if the registers are dead.
678 2013-05-17 Richard Biener <rguenther@suse.de>
680 * tree-ssa-alias.c (stmt_kills_ref_p_1): Properly compare
681 MEM_REF offsets.
683 2013-05-17 Jakub Jelinek <jakub@redhat.com>
685 * gcc.c (SANITIZER_SPEC): Reject -fsanitize=address -fsanitize=thread
686 linking.
688 2013-05-17 Marek Polacek <polacek@redhat.com>
690 * tree-ssa-strlen.c (handle_char_store): Don't invalidate cached
691 length when doing non-zero store of storing '\0' to '\0'.
693 2013-05-17 Jakub Jelinek <jakub@redhat.com>
695 * tree-vect-patterns.c (vect_recog_rotate_pattern): For
696 vect_external_def oprnd1 with loop_vinfo, try to emit
697 optional cast, negation and and stmts on the loop preheader
698 edge instead of into the pattern def seq.
700 PR tree-optimization/57051
701 * fold-const.c (const_binop) <case VEC_LSHIFT_EXPR,
702 case VEC_RSHIFT_EXPR>: Fix BYTES_BIG_ENDIAN handling.
704 2013-05-16 Nick Clifton <nickc@redhat.com>
706 * config/rl78/rl78.c (rl78_attribute_table): Add naked.
707 (rl78_is_naked_func): New function.
708 (rl78_expand_prologue): Skip prologue generation for naked
709 functions.
710 (rl78_expand_epilogue): Skip epilogue generation for naked
711 functions.
712 * doc/extend.texi (naked): Add RL78 to the list of processors
713 that supports this attribute.
715 2013-05-16 Jeff Law <law@redhat.com>
717 * Makefile.in (tree-switch-conversion.o): Depend on $(OPTABS_H).
719 2013-05-16 Uros Bizjak <ubizjak@gmail.com>
721 * config/i386/driver-i386.c (host_detect_local_cpu): Determine
722 cache parameters using detect_caches_amd also for CYRIX,
723 NSC and TM2 signatures.
725 2013-05-16 Uros Bizjak <ubizjak@gmail.com>
726 Dzianis Kahanovich <mahatma@eu.by>
728 PR target/45359
729 PR target/46396
730 * config/i386/driver-i386.c (host_detect_local_cpu): Detect
731 VIA/Centaur processors and determine their cache parameters
732 using detect_caches_amd.
734 2013-05-16 Teresa Johnson <tejohnson@google.com>
736 * cfgrtl.c (verify_hot_cold_block_grouping): Return err.
737 (rtl_verify_edges): New function.
738 (rtl_verify_bb_insns): Ditto.
739 (rtl_verify_bb_pointers): Ditto.
740 (rtl_verify_bb_insn_chain): Ditto.
741 (rtl_verify_fallthru): Ditto.
742 (rtl_verify_bb_layout): Ditto.
743 (rtl_verify_flow_info_1): Outline checks into new functions.
744 (rtl_verify_flow_info): Ditto.
746 2013-05-16 Steve Ellcey <sellcey@imgtec.com>
748 * cfghooks.c (copy_bbs): Add update_dominance argument.
749 * cfghooks.h (copy_bbs): Update prototype.
750 * tree-cfg.c (gimple_duplicate_sese_region):
751 Add update_dominance argument.
752 * tree-flow.h (gimple_duplicate_sese_region): Update prototype.
753 * tree-ssa-loop-ch.c (copy_loop_headers): Update
754 gimple_duplicate_sese_region call.
755 * tree-vect-loop-manip.c (slpeel_tree_duplicate_loop_to_edge_cfg):
756 Update copy_bbs call.
757 * cfgloopmanip.c (duplicate_loop_to_header_edge): Ditto.
758 * trans-mem.c (ipa_uninstrument_transaction): Ditto.
760 2013-05-16 Jakub Jelinek <jakub@redhat.com>
762 * tree-vectorizer.h (NUM_PATTERNS): Increment.
763 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Add
764 vect_recog_rotate_pattern.
765 (vect_recog_rotate_pattern): New function.
767 2013-05-16 Jason Merrill <jason@redhat.com>
769 * Makefile.in (LLINKER): New variable.
770 (mostlyclean): Remove link mutex.
771 * configure.ac: Handle --enable-link-mutex.
772 * lock-and-run.sh: New script.
774 2013-05-16 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
776 PR target/19599
777 * config/arm/arm.c (arm_function_ok_for_sibcall): Add check
778 for NULL decl.
780 2013-05-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
782 * reorg.c (link_cc0_insns): Wrap in #ifdef HAVE_cc0.
784 2013-05-16 Greta Yorsh <Greta.Yorsh@arm.com>
786 * config/arm/arm-protos.h (gen_movmem_ldrd_strd): New declaration.
787 * config/arm/arm.c (next_consecutive_mem): New function.
788 (gen_movmem_ldrd_strd): Likewise.
789 * config/arm/arm.md (movmemqi): Update condition and code.
790 (unaligned_loaddi, unaligned_storedi): New patterns.
792 2013-05-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
794 * config.gcc: Obsolete *-*-solaris2.9*.
795 * doc/install.texi (Specific, *-*-solaris2*): Document it.
797 2013-05-16 Richard Biener <rguenther@suse.de>
799 * passes.c (init_optimization_passes): Move pass_parallelize_loops
800 earlier, after GRAPHITE transforms and IV canonicalization.
802 2013-05-16 Jakub Jelinek <jakub@redhat.com>
804 * omp-low.c (extract_omp_for_data): For collapsed loops,
805 if at least one of the loops is known at compile time to
806 iterate zero times, set count to 0.
807 (expand_omp_regimplify_p): New function.
808 (expand_omp_for_generic): For collapsed loops, if at least
809 one of the loops isn't known to iterate at least once,
810 add runtime check with setting count to 0.
811 (expand_omp_for_static_nochunk, expand_omp_for_static_chunk):
812 For unsigned types if it isn't known at compile time that
813 the loop will iterate at least once, add runtime check to bypass
814 the whole loop if initial condition isn't true.
816 2013-05-16 Nathan Sidwell <nathan@codesourcery.com>
818 * varasm.c (default_use_anchors_for_symbol_p): Use decl_replaceable_p.
820 2013-05-16 Marc Glisse <marc.glisse@inria.fr>
822 PR middle-end/57286
823 * fold-const.c (fold_ternary_loc) <VEC_COND_EXPR>: Disable some
824 transformations to avoid an infinite loop.
826 2013-05-16 Marek Polacek <polacek@redhat.com>
828 * tree-scalar-evolution.c (scev_const_prop): Add more dumps.
830 2013-05-15 Leif Ekblad <leif@rdos.net>
832 * config/i386/i386.c (ix86_decompose_address): Use
833 DEFAULT_TLS_SEG_REG to access TLS segment register.
834 * config/i386/i386.h (DEFAULT_TLS_SEG_REG): New define.
835 * config/i386/rdos.h (DEFAULT_TLS_SEG_REG): Ditto.
836 (TARGET_TLS_DIRECT_SEG_REFS_DEFAULT): Ditto.
838 2013-05-15 Richard Sandiford <rdsandiford@googlemail.com>
840 PR target/57260
841 * config/mips/mips.c (mips_function_ok_for_sibcall): Don't allow
842 sibling calls to functions that would normally be lazily bound,
843 unless $gp is call-clobbered.
845 2013-05-15 Uros Bizjak <ubizjak@gmail.com>
847 * config/i386/i386.c (ix86_option_override_internal): Update
848 processor_alias_table for missing PTA_PRFCHW and PTA_FXSR flags. Add
849 PTA_POPCNT to corei7 entry. Do not enable SSE prefetch on
850 non-SSE 3dNow! targets. Enable TARGET_PRFCHW for TARGET_3DNOW targets.
851 * config/i386/i386.md (prefetch): Enable for TARGET_PRFCHW instead
852 of TARGET_3DNOW.
853 (*prefetch_3dnow): Enable for TARGET_PRFCHW only.
855 2013-05-15 Andreas Schwab <schwab@suse.de>
857 * config/m68k/m68k.md (*rotlhi3_lowpart, *rotlqi3_lowpart): Name
858 for rotlhi3+1 and rotlqi3+1, resp. Fix reference to non-existing
859 third operand.
861 2013-05-15 Teresa Johnson <tejohnson@google.com>
863 * loop-unroll.c (report_unroll_peel): Check decision before
864 emitting unroll/peel message.
866 2013-05-15 Teresa Johnson <tejohnson@google.com>
868 * function.h (has_bb_partition): New rtl_data flag.
869 (bb_reorder_complete): Ditto.
870 * cfgcleanup.c (try_crossjump_to_edge): Check for has_bb_partition
871 instead of flag_reorder_blocks_and_partition.
872 * cfgrtl.c (verify_hot_cold_block_grouping): Moved from bb-reorder.c,
873 with some enhancements.
874 (rtl_verify_flow_info_1): Call verify_hot_cold_block_grouping.
875 * bb-reorder.c (connect_traces): Check for has_bb_partition
876 instead of flag_reorder_blocks_and_partition.
877 (verify_hot_cold_block_grouping): Moved to cfgrtl.c.
878 (reorder_basic_blocks): Set bb_reorder_complete flag, remove call to
879 verify_hot_cold_block_grouping.
880 (partition_hot_cold_basic_blocks): Set has_bb_partition.
882 2013-05-15 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
884 PR target/19599
885 * config/arm/predicates.md (call_insn_operand): New predicate.
886 * config/arm/constraints.md ("Cs", "Ss"): New constraints.
887 * config/arm/arm.md (*call_insn, *call_value_insn): Match only
888 if insn is not a tail call.
889 (*sibcall_insn, *sibcall_value_insn): Adjust for tailcalling through
890 registers.
891 * config/arm/arm.h (enum reg_class): New caller save register class.
892 (REG_CLASS_NAMES): Likewise.
893 (REG_CLASS_CONTENTS): Likewise.
894 * config/arm/arm.c (arm_function_ok_for_sibcall): Allow tailcalling
895 without decls.
897 2013-05-15 Richard Biener <rguenther@suse.de>
899 * tree-vect-loop.c (vect_transform_loop): Use MSG_NOTE instead
900 of MSG_OPTIMIZED_LOCATIONS.
901 * tree-vect-slp.c (vect_make_slp_decision): Likewise.
902 (vect_slp_transform_bb): Indicate location in MSG_OPTIMIZED_LOCATIONS
903 message.
904 * tree-vectorizer.c (vectorize_loops): Use MSG_NOTE instead
905 of MSG_OPTIMIZED_LOCATIONS.
906 (execute_vect_slp): Likewise.
907 * tree-vect-loop-manip.c (vect_do_peeling_for_loop_bound): Likewise.
908 (vect_create_cond_for_alias_checks): Likewise.
909 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Likewise.
910 (vect_recog_widen_mult_pattern): Likewise.
911 (vect_recog_widen_sum_pattern): Likewise.
912 (vect_recog_over_widening_pattern): Likewise.
913 (vect_recog_widen_shift_pattern): Likewise.
914 (vect_recog_vector_vector_shift_pattern): Likewise.
915 (vect_recog_divmod_pattern): Likewise.
916 (vect_recog_mixed_size_cond_pattern): Likewise.
917 (vect_recog_bool_pattern): Likewise.
918 (vect_pattern_recog_1): Likewise.
920 2013-05-15 Martin Jambor <mjambor@suse.cz>
922 * ipa-prop.c (ipa_make_edge_direct_to_target): Redirect calls to
923 non-functions to builtin_unreachable.
924 * ipa-inline-transform.c (inline_call): Do not assert estimates were
925 correct when new direct edges were discovered.
927 2013-05-15 Martin Jambor <mjambor@suse.cz>
929 * ipa-prop.c (ipa_print_node_jump_functions): Print symbol order in
930 header, print symbol order instead of node uid, print more information
931 about indirect edge targets.
932 (ipa_make_edge_direct_to_target): Print symbol order instead of node
933 uids.
934 (ipa_make_edge_direct_to_target): Likewise.
935 (remove_described_reference): Likewise.
936 (propagate_controlled_uses): Likewise.
937 (ipa_print_node_params): Also print symbol order.
938 (ipcp_transform_function): Print symbol order instead of node uids.
939 * cgraph.c (cgraph_redirect_edge_call_stmt_to_callee): Likewise.
940 (cgraph_get_create_real_symbol_node): Likewise.
941 * ipa-cp.c (print_lattice): Likewise.
942 (print_all_lattices): Likewise.
943 (determine_versionability): Likewise.
944 (initialize_node_lattices): Likewise.
945 (estimate_local_effects): Likewise.
946 (update_profiling_info): Likewise.
947 (create_specialized_node): Likewise.
948 (perhaps_add_new_callers): Likewise.
949 (decide_about_value): Likewise.
950 (decide_whether_version_node): Likewise.
951 (identify_dead_nodes): Likewise.
952 * ipa-inline-analysis.c (dump_inline_edge_summary): Likewise.
953 (dump_inline_summary): Likewise.
954 (estimate_node_size_and_time): Likewise.
955 (inline_analyze_function): Likewise.
956 * ipa-inline.c (report_inline_failed_reason): Likewise.
957 (want_early_inline_function_p): Likewise.
958 (edge_badness): Likewise.
959 (update_edge_key): Likewise.
960 (inline_small_functions): Likewise. Add dumping of order to two other
961 dumps.
962 * ipa-pure-const.c (pure_const_read_summary): Print symbol order
963 instead of node uids.
964 (propagate_pure_const): Likewise.
965 (propagate_pure_const): Likewise.
966 * ipa-utils.c (dump_cgraph_node_set): Likewise.
967 * lto-cgraph.c (input_node): Explicitly specify we dump uid.
968 * lto-symtab.c (lto_cgraph_replace_node): Print symbol order instead
969 of node uids.
970 * tree-pretty-print.c (dump_function_header): Likewise.
971 * tree-sra.c (convert_callers_for_node): Dump in traditional format.
972 Print symbol order instead of node uids.
974 2013-05-15 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
976 * config/s390/s390.c (s390_register_move_cost): Don't impose the
977 FPR<->GPR move cost penalty if ldgr/lgdr can be used.
979 2013-05-15 Richard Biener <rguenther@suse.de>
981 PR tree-optimization/57275
982 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence): Fix
983 return value for fail to do runtime alias checks for gather loads.
985 2013-05-15 Jan Hubicka <jh@suse.cz>
987 PR lto/57038
988 PR lto/47375
989 * lto-symtab.c (lto_symtab_symbol_p): Add external symbol;
990 weakrefs are not external.
991 (lto_symtab_merge_decls): Fix thinko when dealing with
992 non-lto_symtab decls.
993 (lto_symtab_merge_cgraph_nodes): Use lto_symtab_symbol_p.
994 (lto_symtab_prevailing_decl): Get int sync with lto_symtab_symbol_p.
995 * varpool.c (dump_varpool_node): Dump more flags.
997 2013-05-15 Ganesh Gopalasubramanian <Ganesh.Gopalasubramanian@amd.com>
999 * config/i386/i386.c (processor_alias_table): Add instruction
1000 FSGSBASE for AMD bdver3 architecture.
1002 2013-05-14 Jakub Jelinek <jakub@redhat.com>
1004 * tree.c (warn_deprecated_use): Print file:line using locus color.
1005 * diagnostic.c (diagnostic_report_current_module): Print file:line
1006 and file:line:column using locus color.
1008 2013-05-14 Mike Stump <mikestump@comcast.net>
1010 * gdbinit.in: Add __null.
1012 2013-05-14 Mike Stump <mikestump@comcast.net>
1014 * recog.h: Rename struct recog_data to Recog_data.
1015 * recog.c: Likewise.
1016 * reload.c (can_reload_into): Likewise.
1017 * config/picochip/picochip.c: Likewise.
1019 2013-05-14 Mike Stump <mikestump@comcast.net>
1021 * web.c (union_match_dups): Also check DF_REF_REAL_LOC.
1023 2013-05-14 Steven Bosscher <steven@gcc.gnu.org>
1025 * resource.h (struct resources): Remove unch_memory member.
1026 (CLEAR_RESOURCE): Don't clear unch_memory.
1027 * resource.c (mark_referenced_resources): Don't set it.
1028 (mark_set_resources): Likewise.
1029 (mark_target_live_regs): Don't clear it.
1030 (init_resource_info): Likewise.
1031 * reorg.c (resource_conflicts_p): Don't compare it.
1032 (redundant_insn): Don't set it.
1034 * rtl.h (next_label, skip_consecutive_labels, link_cc0_insns):
1035 Remove prototypes.
1036 * emit-rtl.c (next_label): Remove unused function.
1037 (skip_consecutive_labels, link_cc0_insns): Move to ...
1038 * reorg.c (skip_consecutive_labels, link_cc0_insns): ... here, the
1039 only place where these functions are used, and make them static.
1041 2013-05-14 Marc Glisse <marc.glisse@inria.fr>
1043 * fold-const.c (fold_negate_expr): Handle vectors.
1044 (fold_truth_not_expr): Make it static.
1045 (fold_invert_truthvalue): New static function.
1046 (invert_truthvalue_loc): Handle vectors. Do not call
1047 fold_truth_not_expr directly.
1048 (fold_unary_loc) <BIT_NOT_EXPR>: Handle comparisons.
1049 <TRUTH_NOT_EXPR>: Do not cast to boolean.
1050 (fold_comparison): Handle vector constants.
1051 (fold_binary_loc) <TRUTH_XOR_EXPR>: Remove redundant code.
1052 (fold_ternary_loc) <VEC_COND_EXPR>: Adapt more COND_EXPR optimizations.
1053 * tree.h (fold_truth_not_expr): Remove declaration.
1055 2013-05-14 James Greenhalgh <james.greenhalgh@arm.com>
1057 * config/aarch64/aarch64-simd.md
1058 (aarch64_vcond_internal<mode>): Rename to...
1059 (aarch64_vcond_internal<mode><mode>): ...This, for integer modes.
1060 (aarch64_vcond_internal<VDQF_COND:mode><VDQF:mode>): ...This for
1061 float modes. Clarify all iterator modes.
1062 (vcond<mode><mode>): Use new name for vcond expanders.
1063 (vcond<v_cmp_result><mode>): Likewise.
1064 (vcondu<mode><mode>: Likewise.
1065 * config/aarch64/iterators.md (VDQF_COND): New.
1067 2013-05-14 Marc Glisse <marc.glisse@inria.fr>
1069 PR bootstrap/57266
1070 * fold-const.c (fold_binary_loc) <shift>: Use an unsigned
1071 variable for the shift amount. Check that we shift by non-negative
1072 amounts.
1074 2013-05-14 Chung-Lin Tang <cltang@codesourcery.com>
1076 PR target/42017
1077 * config/arm/arm.h (EPILOGUE_USES): Only return true
1078 for LR_REGNUM after epilogue_completed.
1080 2013-05-14 Joern Rennecke <joern.rennecke@embecosm.com>
1082 * config/avr/avr.c (avr_encode_section_info): Bail out if the type
1083 is error_mark_node.
1085 2013-05-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1087 PR target/57261
1088 * configure.ac (gcc_cv_ld_as_needed): Disable before Solaris 11
1089 and Solaris 11+/x86 with gld.
1090 * configure: Regenerate.
1092 2013-05-14 Jakub Jelinek <jakub@redhat.com>
1094 * expmed.c (expand_shift_1): Canonicalize rotates by
1095 constant bitsize / 2 to bitsize - 1.
1096 * simplify-rt.x (simplify_binary_operation_1) <case ROTATE,
1097 case ROTATERT>: Likewise.
1099 Revert:
1100 2013-05-10 Jakub Jelinek <jakub@redhat.com>
1102 * config/i386/i386.md (rotateinv): New code attr.
1103 (*<rotate_insn><mode>3_1, *<rotate_insn>si3_1_zext,
1104 *<rotate_insn>qi3_1_slp): Emit rorl %eax instead of
1105 roll $31, %eax, etc.
1107 2013-05-14 Richard Biener <rguenther@suse.de>
1109 PR middle-end/57235
1110 * tree-eh.c (sink_clobbers): Give up for successors with
1111 multiple predecessors and no virtual uses.
1113 2013-05-14 Eric Botcazou <ebotcazou@adacore.com>
1115 * config/sparc/sp64-elf.h (CPP_SUBTARGET_SPEC): Delete.
1116 * config/sparc/openbsd64.h (CPP_SUBTARGET_SPEC): Likewise.
1118 2013-05-14 Jakub Jelinek <jakub@redhat.com>
1120 PR middle-end/57251
1121 * expr.c (expand_expr_real_2) <case WIDEN_MULT_EXPR>: Handle
1122 the case when both op0 and op1 have VOIDmode.
1124 2013-05-14 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
1126 * config/rl78/rl78.md(mulsi3_g13): Add additional 'nop' required
1127 in multiply-accumulate mode.
1129 2013-05-13 Guozhi Wei <carrot@google.com>
1131 * dwarf2asm.c (dw2_output_indirect_constant_1): Mark new decl STATIC.
1133 2013-05-13 Kai Tietz <ktietz@redhat.com>
1135 PR target/56975
1136 * config/i386/cygming.h (TARGET_PECOFF): Define as true.
1137 * config/i386/i386.h (TARGET_PECOFF): Define by default as false.
1138 (PIC_OFFSET_TABLE_REGNUM): Use TARGET_PECOFF.
1139 * config/i386/i386.c (ix86_option_override_internal): Likewise.
1140 (ix86_expand_prologue): Likewise.
1141 (ix86_expand_split_stack_prologue): Likewise.
1142 (legitimate_pic_address_disp_p): Likewise.
1143 (legitimize_pic_address): Likewise.
1144 (legitimize_tls_address): Likewise.
1145 (legitimize_pe_coff_symbol): Likewise.
1146 (output_pic_addr_const): Likewise.
1147 (construct_plt_address): Likewise.
1148 (ix86_expand_call): Likewise.
1149 (x86_output_mi_thunk): Likewise.
1150 (x86_function_profiler): Likewise.
1152 2013-05-13 Sofiane Naci <sofiane.naci@arm.com>
1154 * config/aarch64/aarch64-simd.md (aarch64_simd_mov<mode>): Group
1155 similar switch cases.
1156 (aarch64_simd_mov): Rename to aarch64_split_simd_mov. Update.
1157 (aarch64_simd_mov_to_<mode>low): Delete.
1158 (aarch64_simd_mov_to_<mode>high): Delete.
1159 (move_lo_quad_<mode>): Add w<-r alternative.
1160 (aarch64_simd_move_hi_quad_<mode>): Likewise.
1161 (aarch64_simd_mov_from_*): Update type attribute.
1162 * config/aarch64/aarch64.c (aarch64_split_simd_move): Refacror switch
1163 statement.
1165 2013-05-13 Jan Hubicka <jh@suse.cz>
1167 * mode-switching.c (optimize_mode_switching): Set correct RTL profile.
1168 * config/i386/i386.c (ix86_compute_frame_layout,
1169 ix86_expand_epilogue, emit_i387_cw_initialization,
1170 ix86_expand_vector_move_misalign, ix86_fp_comparison_strategy,
1171 ix86_local_alignment): Fix use of size/speed predicates.
1173 2013-05-13 Jakub Jelinek <jakub@redhat.com>
1175 PR tree-optimization/45216
1176 PR tree-optimization/57157
1177 * tree-ssa-forwprop.c (simplify_rotate): Only recognize
1178 the (-Y) & (B - 1) variant if OP is |.
1179 * expmed.c (expand_shift_1): For rotations by const0_rtx just
1180 return shifted. Use (-op1) & (prec - 1) as other_amount
1181 instead of prec - op1.
1183 2013-05-13 Martin Jambor <mjambor@suse.cz>
1185 PR middle-end/42371
1186 * ipa-prop.h (IPA_UNDESCRIBED_USE): New macro.
1187 (ipa_constant_data): New type.
1188 (ipa_jump_func): Use ipa_constant_data to hold information about
1189 constant jump functions.
1190 (ipa_get_jf_constant): Adjust to jump function type changes.
1191 (ipa_get_jf_constant_rdesc): New function.
1192 (ipa_param_descriptor): New field controlled_uses.
1193 (ipa_get_controlled_uses): New function.
1194 (ipa_set_controlled_uses): Likewise.
1195 * ipa-ref.h (ipa_find_reference): Declare.
1196 * ipa-prop.c (ipa_cst_ref_desc): New type.
1197 (ipa_print_node_jump_functions_for_edge): Adjust for jump function type
1198 changes.
1199 (ipa_set_jf_constant): Likewise. Also create reference descriptions.
1200 New parameter cs. Adjust all callers.
1201 (ipa_analyze_params_uses): Detect uncontrolled and controlled uses.
1202 (remove_described_reference): New function.
1203 (jfunc_rdesc_usable): Likewise.
1204 (try_make_edge_direct_simple_call): Decrement controlled use count,
1205 attempt to remove reference if it hits zero.
1206 (combine_controlled_uses_counters): New function.
1207 (propagate_controlled_uses): Likewise.
1208 (ipa_propagate_indirect_call_infos): Call propagate_controlled_uses.
1209 (ipa_edge_duplication_hook): Duplicate reference descriptions.
1210 (ipa_print_node_params): Print described use counter.
1211 (ipa_write_jump_function): Adjust to jump function type changes.
1212 (ipa_read_jump_function): New parameter CS, pass it to
1213 ipa_set_jf_constant. Adjust caller.
1214 (ipa_write_node_info): Stream controlled use count
1215 (ipa_read_node_info): Likewise.
1216 * cgraph.c (cgraph_mark_address_taken_node): Bail out instead of
1217 asserting.
1218 * ipa-cp.c (ipcp_discover_new_direct_edges): Decrement controlled use
1219 count. Remove cloning-added reference if it reaches zero.
1220 * ipa-ref.c (ipa_find_reference): New function.
1222 2013-05-13 Ganesh Gopalasubramanian <Ganesh.Gopalasubramanian@amd.com>
1224 * config/i386/i386.c (processor_target_table): Modified default
1225 alignment values for AMD BD and BT architectures.
1227 2013-05-13 Marc Glisse <marc.glisse@inria.fr>
1229 * tree-vect-generic.c (uniform_vector_p): Move ...
1230 * tree.c (uniform_vector_p): ... here.
1231 * tree.h (uniform_vector_p): Declare it.
1232 * fold-const.c (fold_binary_loc) <shift>: Turn the second argument
1233 into a scalar.
1235 2013-05-13 Jakub Jelinek <jakub@redhat.com>
1237 PR tree-optimization/57230
1238 * tree-ssa-strlen.c (handle_char_store): Record length for
1239 array store from STRING_CST.
1241 PR tree-optimization/57230
1242 * tree-ssa-strlen.c (handle_char_store): Add missing integer_zerop
1243 check.
1245 2013-05-12 Joern Rennecke <joern.rennecke@embecosm.com>
1247 * config/epiphany/epiphany.c (epiphany_init): Check size of
1248 NUM_MODES_FOR_MODE_SWITCHING.
1249 (epiphany_expand_prologue):
1250 Remove CONFIG_REGNUM initial value handling code.
1251 (epiphany_optimize_mode_switching): Handle EPIPHANY_MSW_ENTITY_CONFIG.
1252 (epiphany_mode_needed, epiphany_mode_entry_exit): Likewise.
1253 (emit_set_fp_mode, epiphany_mode_after): Likewise.
1254 (epiphany_mode_needed) <Handle EPIPHANY_MSW_ENTITY_AND>:
1255 Don't return 1 for FP_MODE_NONE.
1256 * config/epiphany/epiphany.h (NUM_MODES_FOR_MODE_SWITCHING):
1257 Add value for EPIPHANY_MSW_ENTITY_CONFIG.
1258 (EPIPHANY_MSW_ENTITY_CONFIG, EPIPHANY_MSW_ENTITY_NUM): Define.
1259 * config/epiphany/epiphany.md (save_config): New pattern.
1261 2013-05-12 Uros Bizjak <ubizjak@gmail.com>
1263 * config/i386/i386.md (*zero_extendsidi2): Add *x->?r alternative.
1265 2013-05-10 Uros Bizjak <ubizjak@gmail.com>
1267 * config/i386/i386.md (memory): Handle sseishft1.
1268 * config/i386/sse.md (*vec_extractv4si): Remove memory attribute.
1269 (*vec_extractv2di_1): Ditto.
1271 2013-05-10 Vladimir Makarov <vmakarov@redhat.com>
1273 * lra-assigns.c (find_hard_regno_for): Add 1 to the cost of call
1274 saved registers.
1276 2013-05-10 Sebastian Huber <sebastian.huber@embedded-brains.de>
1278 * config/arm/t-rtems-eabi: Remove mthumb/march=armv7 multilib.
1279 Add mthumb/march=armv7-a multilib.
1280 Add mthumb/march=armv7-r multilib.
1281 Add mthumb/march=armv7-a/mfpu=neon/mfloat-abi=hard multilib.
1283 2013-05-10 Ralf Corsépius <ralf.corsepius@rtems.org>
1285 * config/v850/t-rtems: Add more multilibs.
1287 2013-05-10 Richard Biener <rguenther@suse.de>
1289 PR tree-optimization/57214
1290 * tree-ssa-loop-ivcanon.c (propagate_constants_for_unrolling): Do
1291 not propagate from SSA names that occur in abnormal PHI nodes.
1293 2013-05-10 Marc Glisse <marc.glisse@inria.fr>
1295 * stor-layout.c (element_precision): New function.
1296 * machmode.h (element_precision): Declare it.
1297 * tree.c (build_minus_one_cst): New function.
1298 (element_precision): Likewise.
1299 * tree.h (build_minus_one_cst): Declare new function.
1300 (element_precision): Likewise.
1301 * fold-const.c (operand_equal_p): Use element_precision.
1302 (fold_binary_loc): Handle vector types.
1303 * convert.c (convert_to_integer): Use element_precision.
1304 * gimple.c (iterative_hash_canonical_type): Handle complex and vectors
1305 separately.
1307 2013-05-10 Richard Sandiford <rdsandiford@googlemail.com>
1309 * config/mips/mips-protos.h (m16_uimm3_b, m16_simm4_1, m16_nsimm4_1)
1310 (m16_simm5_1, m16_nsimm5_1, m16_uimm5_4, m16_nuimm5_4, m16_simm8_1)
1311 (m16_nsimm8_1, m16_uimm8_1, m16_nuimm8_1, m16_uimm8_m1_1, m16_uimm8_4)
1312 (m16_nuimm8_4, m16_simm8_8, m16_nsimm8_8): Delete.
1313 * config/mips/mips.c (m16_check_op, m16_uimm3_b, m16_simm4_1)
1314 (m16_nsimm4_1, m16_simm5_1, m16_nsimm5_1, m16_uimm5_4, m16_nuimm5_4)
1315 (m16_simm8_1, m16_nsimm8_1, m16_uimm8_1, m16_nuimm8_1, m16_uimm8_m1_1)
1316 (m16_uimm8_4, m16_nuimm8_4, m16_simm8_8, m16_nsimm8_8): Delete.
1317 * config/mips/constraints.md (Udb8, Usb5, Usb8, Usd8, Uub8, Uuw5)
1318 (Uuw8): New constraints.
1319 (Usb4): Move into alphabetical order.
1320 * config/mips/predicates.md (db8_operand, sb5_operand, sb8_operand)
1321 (sd8_operand, ub8_operand, uw8_operand): New predicates.
1322 * config/mips/mips.md (*xor<mode>3, *xor<mode>3_mips16): Name
1323 previously unnamed patterns.
1324 (*add<mode>3_mips16, *xor<mode>3_mips16, *<optab>si3_mips16)
1325 (*ashldi3_mips16, *ashrdi3_mips16, *lshrdi3_mips16)
1326 (*slt<u>_<GPR:mode><GPR2:mode>_mips16)
1327 (*sle<u>_<GPR:mode><GPR2:mode>_mips16): Use constraints instead
1328 of set_attr_alternative/if_then_else. Use extended_mips16 instead
1329 of specific lengths.
1331 2013-05-10 Jakub Jelinek <jakub@redhat.com>
1333 * config/i386/i386.md (rotateinv): New code attr.
1334 (*<rotate_insn><mode>3_1, *<rotate_insn>si3_1_zext,
1335 *<rotate_insn>qi3_1_slp): Emit rorl %eax instead of
1336 roll $31, %eax, etc.
1338 PR tree-optimization/45216
1339 PR tree-optimization/57157
1340 * tree-ssa-forwprop.c (simplify_rotate): New function.
1341 (ssa_forward_propagate_and_combine): Call it.
1343 2013-05-10 Richard Biener <rguenther@suse.de>
1345 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Do not
1346 disable peeling when we version for aliasing.
1347 (vector_alignment_reachable_p): Honor explicit user alignment.
1348 (vect_supportable_dr_alignment): Likewise.
1349 * tree-vect-loop-manip.c (vect_can_advance_ivs_p): Use
1350 STMT_VINFO_LOOP_PHI_EVOLUTION_PART instead of recomputing it.
1351 * tree-vect-loop.c (vect_transform_loop): First apply versioning,
1352 then peeling to arrange for the cost-model check to come first.
1354 2013-05-10 Alan Modra <amodra@gmail.com>
1356 * configure.ac (HAVE_AS_TLS): Swap powerpc64 and powerpc cases.
1357 (HAVE_LD_LARGE_TOC): Don't mention AIX in help text.
1358 * configure: Regenerate.
1360 2013-05-10 Alan Modra <amodra@gmail.com>
1362 PR target/55033
1363 * varasm.c (default_elf_select_section): Move !DECL_P check..
1364 (get_named_section): ..to here before calling get_section_name.
1365 Adjust assertion.
1366 (default_section_type_flags): Add DECL_P check.
1367 * config/i386/winnt.c (i386_pe_section_type_flags): Likewise.
1368 * config/rs6000/rs6000.c (rs6000_xcoff_section_type_flags): Likewise.
1370 2013-05-09 Joern Rennecke <joern.rennecke@embecosm.com>
1372 * config/epiphany/epiphany.c (epiphany_expand_prologue):
1373 When using gen_stack_adjust_str with a register offset, add a
1374 REG_FRAME_RELATED_EXPR note.
1376 2013-05-09 Uros Bizjak <ubizjak@gmail.com>
1378 * config/i386/sse.md (*vec_extractv4si_0_zext): New pattern.
1379 (*vec_extractv4si_zext_mem): Ditto.
1380 (*vec_extractv2di): Add 0->x and x->x alternatives.
1381 * config/i386/mmx.md (*vec_extractv2si_zext_mem): New pattern.
1382 * config/i386/i386.md (*zero_extendsidi2): Add *Yj->?r alternative.
1384 2013-05-09 Jason Merrill <jason@redhat.com>
1386 N3639 C++1y VLA support
1387 * gimplify.c (gimplify_vla_decl): Don't touch an existing
1388 DECL_VALUE_EXPR.
1390 * tree.c (build_constructor_va): New.
1391 * tree.h: Declare it.
1393 2013-05-09 Martin Jambor <mjambor@suse.cz>
1395 PR lto/57084
1396 * gimple-fold.c (canonicalize_constructor_val): Call
1397 cgraph_get_create_real_symbol_node instead of cgraph_get_create_node.
1399 2013-05-09 Jan Hubicka <jh@suse.cz>
1400 Richard Biener <rguenther@suse.de>
1402 PR lto/54095
1403 * symtab.c (symtab_make_decl_local): Do not add private names.
1405 2013-05-09 Jan Hubicka <jh@suse.cz>
1407 PR lto/54095
1408 * symtab.c (insert_to_assembler_name_hash): Handle clones.
1409 (unlink_from_assembler_name_hash): Likewise.
1410 (symtab_prevail_in_asm_name_hash, symtab_register_node,
1411 symtab_unregister_node, symtab_initialize_asm_name_hash,
1412 change_decl_assembler_name): Update.
1414 2013-05-09 Sofiane Naci <sofiane.naci@arm.com>
1416 * config/aarch64/aarch64.md: New movtf split.
1417 (*movtf_aarch64): Update.
1418 (aarch64_movdi_tilow): Handle TF modes and rename to
1419 aarch64_movdi_<mode>low.
1420 (aarch64_movdi_tihigh): Handle TF modes and rename to
1421 aarch64_movdi_<mode>high
1422 (aarch64_movtihigh_di): Handle TF modes and rename to
1423 aarch64_mov<mode>high_di
1424 (aarch64_movtilow_di): Handle TF modes and rename to
1425 aarch64_mov<mode>low_di
1426 (aarch64_movtilow_tilow): Remove spurious whitespace.
1427 * config/aarch64/aarch64.c (aarch64_split_128bit_move): Handle TFmode
1428 splits.
1429 (aarch64_print_operand): Update.
1431 2013-05-09 Alan Modra <amodra@gmail.com>
1433 * configure.ac (HAVE_AS_TLS): Enable tests for powerpcle and
1434 powerpc64le.
1435 * configure: Regenerate.
1437 2013-05-08 Uros Bizjak <ubizjak@gmail.com>
1439 * config/i386/mmx.md (*vec_extract* splitters): Simplify post-reload
1440 splitter preparation statements.
1441 * config/i386/sse.md (*vec_extract* splitters): Ditto.
1442 (*avx_vperm_broadcast_<mode>): Use adjust_address instead of
1443 adjust_address_nv.
1445 2013-05-08 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1447 * gimple-ssa-strength-reduction.c (count_candidates): Change
1448 return value to int.
1449 (analyze_candidates_and_replace): Change type of length to int.
1451 2013-05-08 Uros Bizjak <ubizjak@gmail.com>
1453 * config/i386/sse.md (PEXTR_MODE, PEXTR_MODEx): Remove.
1454 (*vec_extract<mode>): Use VI12_128 mode iterator.
1455 (*vec_extract<mode>_mem): Ditto.
1456 (*vec_extract*_mem splitters): Merge splitters using VI_128 mode
1457 attribute.
1459 2013-05-08 Diego Novillo <dnovillo@google.com>
1461 PR bootstrap/54659
1463 Revert:
1464 2012-08-17 Diego Novillo <dnovillo@google.com>
1466 PR bootstrap/54281
1467 * configure.ac: Add libintl.h to AC_CHECK_HEADERS list.
1468 * config.in: Regenerate.
1469 * configure: Regenerate.
1470 * intl.h: Always include libintl.h if HAVE_LIBINTL_H is set.
1472 2013-05-08 Jan Hubicka <jh@suse.cz>
1474 PR lto/54095
1475 * cgraph.c (cgraph_make_node_local_1): Se unique_name.
1476 * cgraph.h (symtab_node_base): Add unique_name.
1477 * lto-cgraph.c (lto_output_node, lto_output_varpool_node,
1478 input_overwrite_node, input_varpool_node): Stream unique_name.
1479 * cgraphclones.c (cgraph_create_virtual_clone,
1480 cgraph_function_versioning): Set unique_name.
1481 * ipa.c (function_and_variable_visibility): Set unique_name.
1483 2013-05-08 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1485 * gimple-ssa-strength-reduction.c (find_phi_def): Revert former "fix."
1486 (alloc_cand_and_find_basis): Restrict conditional candidate
1487 processing to CAND_MULTs.
1489 2013-05-08 Jan Hubicka <jh@suse.cz>
1491 PR lto/54095
1492 lto-symtab.c (lto_symtab_symbol_p): New function.
1493 (lto_symtab_resolve_can_prevail_p, lto_symtab_resolve_symbols,
1494 lto_symtab_resolve_symbols, lto_symtab_merge_decls_2,
1495 lto_symtab_merge_decls_1, lto_symtab_merge_cgraph_nodes_1):
1496 Skip static symbols.
1498 2013-05-08 Paolo Carlini <paolo.carlini@oracle.com>
1500 PR tree-optimization/57200
1501 * tree-ssa-loop-niter.c (do_warn_aggressive_loop_optimizations):
1502 Only call inform if the preceding warning_at returns true.
1504 2013-05-07 Han Shen <shenhan@google.com>
1506 * cfgexpand.c (record_or_union_type_has_array_p): New function.
1507 (expand_used_vars): Add logic handling '-fstack-protector-strong'.
1508 * common.opt (fstack-protector-strong): New option.
1509 * doc/cpp.texi (__SSP_STRONG__): New builtin "__SSP_STRONG__".
1510 * doc/invoke.texi (Optimization Options): Document
1511 "-fstack-protector-strong".
1512 * gcc.c (LINK_SSP_SPEC): Add 'fstack-protector-strong'.
1514 2013-05-06 Steven Bosscher <steven@gcc.gnu.org>
1516 * config/mips/mips.c (mips_machine_reorg2): Return 0.
1518 2013-05-07 Vladimir Makarov <vmakarov@redhat.com>
1520 * ira.c (update_equiv_regs): Add insn having equiv memory even if
1521 it is not lhs of the insn.
1522 (setup_reg_equiv): Remove insn having equiv memory which it is not
1523 lhs of the insn.
1524 * lra-constraints.c (process_address): Try to improve generation
1525 code for address base + disp.
1526 (lra_constraints): Make correct the code for checking insn setting
1527 up backward equivalence. Remove insn only if it is in the init
1528 insn list.
1529 * lra-eliminations.c (update_reg_eliminate): Change return value.
1530 (lra_eliminate): Use the result.
1532 2013-05-07 Uros Bizjak <ubizjak@gmail.com>
1534 * config/i386/sse.md (ssescalarnummask): New mode attribute.
1535 (PEXTR_MODE, PEXTR_MODEx): New mode iterators.
1536 (*vec_extract<mode>): Merge from *sse4_1_pextrb_memory and
1537 *sse4_1_pextrw_memory using PEXTR_MODE mode iterator. Handle
1538 register target operands.
1539 (*vec_extractv8hi_sse2): New pattern.
1540 (*vec_extractv16qi_zext): Rename from *sse4_1_pextrb_<mode>.
1541 (*vec_extractv8hi_zext): Rename from *sse2_pextrw_<mode>.
1542 (*vec_extract<mode>_mem): New insn and split pattern.
1544 2013-05-07 Christophe Lyon <christophe.lyon@linaro.org>
1546 * config/arm/arm.c (arm_asan_shadow_offset): New function.
1547 (TARGET_ASAN_SHADOW_OFFSET): Define.
1548 * config/arm/linux-eabi.h (ASAN_CC1_SPEC): Define.
1549 (LINUX_OR_ANDROID_CC): Add ASAN_CC1_SPEC.
1551 2013-05-07 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1553 * gimple-ssa-strength-reduction.c (MAX_INCR_VEC_LEN): New constant.
1554 (incr_vec_index): Return -1 if increment not found.
1555 (create_add_on_incoming_edge): Assert if increment not found.
1556 (record_increment): Limit number of increments recorded.
1557 (all_phi_incrs_profitable): Return false if an increment not found.
1558 (replace_profitable_candidates): Don't process increments that were
1559 not recorded.
1560 (analyze_candidates_and_replace): Limit size of incr_vec.
1562 2013-05-07 Richard Biener <rguenther@suse.de>
1564 * calls.c (special_function_p): setjmp-like functions are leaf.
1565 * builtins.def (BUILT_IN_SETJMP): setjmp is leaf.
1566 * tree-inline.c (update_ssa_across_abnormal_edges): Remove assert.
1568 2013-05-07 Sofiane Naci <sofiane.naci@arm.com>
1570 * config/aarch64/aarch64-simd.md (*aarch64_simd_mov<mode>): call splitter.
1571 (aarch64_simd_mov<mode>): New expander.
1572 (aarch64_simd_mov_to_<mode>low): New instruction pattern.
1573 (aarch64_simd_mov_to_<mode>high): Likewise.
1574 (aarch64_simd_mov_from_<mode>low): Likewise.
1575 (aarch64_simd_mov_from_<mode>high): Likewise.
1576 (aarch64_dup_lane<mode>): Update.
1577 (aarch64_dup_lanedi): New instruction pattern.
1578 * config/aarch64/aarch64-protos.h (aarch64_split_simd_move): New prototype.
1579 * config/aarch64/aarch64.c (aarch64_split_simd_move): New function.
1581 2013-05-07 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1583 * gimple-ssa-strength-reduction.c (lazy_create_slsr_reg): Remove.
1584 (replace_mult_candidate): Remove unnecessary argument; remove
1585 unnecessary parameter from call to introduce_cast_before_cand.
1586 (replace_unconditional_candidate): Remove unnecessary parameter
1587 from call to replace_mult_candidate.
1588 (replace_conditional_candidate): Likewise.
1589 (insert_initializers): Use make_temp_ssa_name.
1590 (introduce_cast_before_cand): Remove unnecessary argument; use
1591 make_temp_ssa_name.
1592 (replace_one_candidate): Remove unnecessary argument; remove
1593 unnecessary parameter from calls to introduce_cast_before_cand.
1594 (replace_profitable_candidates): Remove unnecessary parameters
1595 from calls to replace_one_candidate.
1597 2013-05-07 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1599 * gimple-ssa-strength-reduction.c (find_phi_def): Don't record a
1600 phi def as possibly hiding a basis for a CAND_ADD whose operands
1601 have been commuted in the analysis.
1602 (alloc_cand_and_find_basis): Add parms to call to find_phi_def.
1604 2013-05-07 Naveen H.S <Naveen.Hurugalawadi@caviumnetworks.com>
1606 * config/aarch64/aarch64.md
1607 (cmp_swp_<optab><ALLX:mode>_shft_<GPI:mode>): Restrict the
1608 shift value between 0-4.
1610 2013-05-07 Richard Biener <rguenther@suse.de>
1612 * double-int.h (rshift): New overload.
1613 * double-int.c (rshift): New function.
1614 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Optimize.
1615 (create_reference_ops_from_ref): Remove.
1616 (vn_reference_insert): Use shared ops for constructing the
1617 reference and copy it.
1619 2013-05-07 Richard Biener <rguenther@suse.de>
1621 PR middle-end/57190
1622 * tree-eh.c (sink_clobbers): Properly propagate
1623 SSA_NAME_OCCURS_IN_ABNORMAL_PHI.
1625 2013-05-07 Jakub Jelinek <jakub@redhat.com>
1627 PR tree-optimization/57149
1628 * tree-ssa-uninit.c (uninit_undefined_value_p): New inline.
1629 (can_skip_redundant_opnd, compute_uninit_opnds_pos,
1630 collect_phi_def_edges, execute_late_warn_uninitialized): Use
1631 uninit_undefined_value_p instead of ssa_undefined_value_p.
1633 PR debug/57184
1634 * expr.c (expand_expr_addr_expr_1): Handle COMPOUND_LITERAL_EXPR
1635 for modifier == EXPAND_INITIALIZER.
1637 2013-05-07 Anton Blanchard <anton@samba.org>
1639 * configure.ac (HAVE_LD_LARGE_TOC): Use correct linker emulation
1640 for powerpc64 little endian.
1641 * configure: Regenerate.
1643 2013-05-06 Graham Stott <grahams@btinternet.com>
1645 * expmed.c (init_expmed_rtl): Remove unused fields reg_fld, plus_fld,
1646 mult_fld, sdiv_fld1, udiv_fld1, sdiv_32_fld1, smod_32_fld1,
1647 wide_mult_fld1, wide_lshr_fld1, shift_fld1, shift_mult_fld1,
1648 shift_add_fld1, shift_sub0_fld1, shift_sub1_fld1.
1650 2013-05-06 Graham Stott <grahams@btinternet.com>
1652 * gensupport.c (add_predicate_code): Also exclude SCRATCH from rtx
1653 codes which allow non-lvalues.
1655 2013-05-06 Marc Glisse <marc.glisse@inria.fr>
1657 * tree.c (integer_all_onesp) <COMPLEX_CST>: Test that both
1658 components are all 1s.
1659 (integer_minus_onep): New function.
1660 * tree.h (integer_minus_onep): Declare it.
1661 * fold-const.c (fold_binary_loc) <MULT_EXPR>: Test
1662 integer_minus_onep instead of integer_all_onesp.
1664 2013-05-06 Oleg Endo <olegendo@gcc.gnu.org>
1666 PR target/52933
1667 * config/sh/sh.md (*cmp_div0s_0, *cmp_div0s_1, *movsicc_div0s): Add
1668 variations of these patterns.
1670 2013-05-06 Uros Bizjak <ubizjak@gmail.com>
1672 * config/i386/i386.md (isa): Add x64_sse4 member.
1673 (enabled): Handle x64_sse4.
1674 (*movdi_internal): Add *x->?r alternative to emit pextrq $0,%xmm,%reg
1675 instruction for 64bit SSE4_1 targets. Update insn attributes.
1676 (*movsi_internal): Add *x->?r alternative to emit pextrd $0,%xmm,%reg
1677 instruction for SSE4_1 targets. Update insn attributes.
1678 * config/i386/sse.md (*vec_extract<ssevecmodelower>_0): Merge
1679 with *sse4_1_pextrd and *sse4_1_pextrq having const_0 selector.
1680 (*vec_extractv2di_1): Merge with *sse4_1_pextrq having
1681 const_1 selector.
1682 (*vec_extractv4si): Rename from *sse4_1_pextrd.
1683 (*vec_extractv4si_zext): Rename from *sse4_1_pextrd_zext.
1684 (*vec_extract<ssevecmodelower>_0 splitters): Merge splitters together.
1686 2013-05-06 Oleg Endo <olegendo@gcc.gnu.org>
1688 PR target/57108
1689 * config/sh/sh.md (tstsi_t_zero_extract_eq): Use QIHISIDI mode iterator.
1691 2013-05-06 Maxim Kuznetsov <maks.kuznetsov@gmail.com>
1693 * final.c (do_assembler_dialects): Don't handle curly braces and
1694 vertical bar escaped by % as dialect delimiters.
1695 (output_asm_insn): Print curly braces and vertical bar if escaped
1696 by % and ASSEMBLER_DIALECT defined.
1697 * doc/tm.texi.in (ASSEMBLER_DIALECT): Document new standard escapes.
1698 * doc/tm.texi: Regenerated.
1700 2013-05-06 Steven Bosscher <steven@gcc.gnu.org>
1702 * config/mips/mips.c: Include tree-pass.h.
1703 (mips_reorg): Split in pre- and post-dbr_schedule parts.
1704 (mips_machine_reorg2): Move mips_reorg post-dbr_schedule parts here.
1705 (pass_mips_machine_reorg2): New machine specific pass.
1706 (insert_pass_mips_machine_reorg2): New pass plugin definition.
1707 (mips_option_override): Register the new pass.
1708 * rtl.h (cleanup_barriers): Remove prototype.
1709 (dbr_schedule): Likewise.
1710 * jump.c (cleanup_barriers): Make static.
1711 * reorg.c (dbr_schedule): Likewise.
1713 2013-05-06 Richard Biener <rguenther@suse.de>
1715 PR tree-optimization/57185
1716 * tree-parloops.c (add_field_for_reduction): Handle anonymous
1717 SSA names properly.
1719 2013-05-06 Uros Bizjak <ubizjak@gmail.com>
1721 PR target/57106
1722 * config/i386/i386.c (add_parameter_dependencies): Add dependence
1723 between "first_arg" and "insn", not "last" and "insn".
1725 2013-05-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1727 * gimple-ssa-strength-reduction.c (slsr_process_phi): Re-enable.
1728 (find_candidates_in_block): Re-enable slsr_process_phi.
1729 (create_phi_basis): Fix double counting of candidate adjustment.
1731 2013-05-06 Richard Biener <rguenther@suse.de>
1733 PR middle-end/57147
1734 * tree-cfg.c (gimple_purge_dead_abnormal_call_edges): If
1735 the edge is also fallthru, preserve it and just clear the
1736 abnormal flag.
1737 * tree-cfgcleanup.c (remove_fallthru_edge): If the edge is
1738 also complex, preserve that and just clear the fallthru flag.
1739 * tree-inline.c (update_ssa_across_abnormal_edges): Also
1740 update virtual operands.
1742 2013-05-06 Alan Modra <amodra@gmail.com>
1744 * config/rs6000/linux.h (DEFAULT_ASM_ENDIAN): Define.
1745 (LINK_OS_LINUX_EMUL): Use ENDIAN_SELECT.
1746 * config/rs6000/linux64.h (DEFAULT_ASM_ENDIAN): Define.
1747 * config/rs6000/sysv4le.h (DEFAULT_ASM_ENDIAN): Define.
1748 (LINK_TARGET_SPEC): Use ENDIAN_SELECT.
1749 * config/rs6000/sysv4.h (DEFAULT_ASM_ENDIAN): Define as -mbig.
1751 2013-05-06 Alan Modra <amodra@gmail.com>
1753 * config/rs6000/sysv4.h (ENDIAN_SELECT): Define, extracted from
1754 (ASM_SPEC): ..here. Emit DEFAULT_ASM_ENDIAN too.
1755 (DEFAULT_ASM_ENDIAN): Define.
1756 (CC1_SPEC, LINK_TARGET_SPEC): Use ENDIAN_SELECT.
1757 * config/rs6000/linux64.h (ASM_SPEC32): Remove endian options.
1758 Update -K PIC clause from sysv4.h.
1759 (ASM_SPEC_COMMON): Use ENDIAN_SELECT.
1760 (LINK_OS_LINUX_EMUL32, LINK_OS_LINUX_EMUL64): Likewise.
1762 2013-05-06 Alan Modra <amodra@gmail.com>
1764 * config/rs6000/rs6000.md (bswapdi 2nd splitter): Don't swap words
1765 twice for little-endian.
1766 (ashrdi3_no_power, ashrdi3): Support little-endian.
1768 2013-05-06 Oleg Endo <olegendo@gcc.gnu.org>
1770 PR target/55303
1771 * config/sh/sh.c (sh_rtx_costs): Handle SMIN and SMAX cases.
1772 * config/sh/sh.md (*clips, uminsi3, *clipu, clipu_one): New insns and
1773 related expanders.
1774 * config/sh/iterators.md (SMIN_SMAX): New code iterator.
1775 * config/sh/predicates.md (arith_reg_or_0_or_1_operand,
1776 clips_min_const_int, clips_max_const_int, clipu_max_const_int):
1777 New predicates.
1779 2013-05-05 Steven Bosscher <steven@gcc.gnu.org>
1780 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1782 * config.gcc (hppa*-*-*): Remove MASK_BIG_SWITCH from CPU default.
1783 * config/pa/pa.opt: Make mbig-switch a no-op.
1784 * config/pa/pa.h (TARGET_DEFAULT): Remove MASK_BIG_SWITCH.
1785 (CASE_VECTOR_MODE): Always return SImode.
1786 (ASM_OUTPUT_ADDR_VEC_ELT, ASM_OUTPUT_ADDR_DIFF_ELT): Remove code
1787 for the !TARGET_BIG_SWITCH case.
1788 * config/pa/pa-linux.h: Likewise.
1789 * config/pa/pa-openbsd.h: Likewise.
1790 * config/pa/pa-hpux.h: Define TARGET_DEFAULT to 0.
1791 * config/pa/pa.md (short_jump): Remove define_insn.
1792 (casesi): Remove code for the !TARGET_BIG_SWITCH case.
1793 (casesi0): Remove define_insn.
1794 (type): Remove btable_branch.
1795 (pa_combine_type): Likewise.
1796 (in_nullified_branch_delay): Likewise.
1797 (in_call_delay): Likewise.
1798 (define_delay): Likewise.
1799 (define_insn_reservation "Z3"): Likewise.
1800 (define_insn_reservation "Z4"): Likewise.
1801 * config/pa/pa.c (pa_reorg): Remove code for !TARGET_BIG_SWITCH.
1802 (pa_adjust_insn_length): Remove adjustment for btable branches.
1803 * doc/invoke.texi (HPPA Options): Delete documentation for mbig-switch
1804 and mno-big-switch
1806 2013-05-05 Uros Bizjak <ubizjak@gmail.com>
1808 * config/i386/sse.md (*vec_extract<ssevecmodelower>_0): Merge
1809 from sse2_stored and *sse2_storeq_rex64 using SWI48 mode iterator.
1810 Add m->r,x alternatives.
1811 (*vec_extract<ssevecmodelower>_0 splitters): Merge V2DI and V4SI
1812 splitters using SWI48x mode iterator.
1813 (*vec_extract_v2di_0_sse): Rename from *sse2_storeq. Disable for
1814 TARGET_64BIT. Add m->x alternative.
1815 (*vec_extractv4si_mem): Rename from *vec_ext_v4si_mem.
1816 Add o->x alternative. Enable for TARGET_SSE.
1817 (sse_storeq): Remove expander.
1818 (*vec_extractv2di_1): Enable for TARGET_SSE. Split alternatives
1819 with memory input operand.
1820 (*vec_extractv2di_1 splitter): New.
1821 (*vec_extractv4sf_mem): Rename from *vec_extract_v4sf_mem.
1822 * config/i386/i386.md (ssevecmodelower): New mode attribute.
1824 2013-05-04 Segher Boessenkool <segher@kernel.crashing.org>
1826 * config/rs6000/rs6000.c (INT_P): Reformat. Delete obsolete comment.
1827 (INT_LOWPART): Delete.
1828 (extract_MB): Adjust.
1829 (extract_ME): Adjust.
1830 (print_operand): Adjust.
1832 2013-05-04 Segher Boessenkool <segher@kernel.crashing.org>
1834 * config/rs6000/predicates.md (reg_or_add_cint_operand,
1835 reg_or_sub_cint_operand): Delete "HOST_BITS_PER_WIDE_INT == 32" case.
1836 (reg_or_logical_cint_operand, easy_fp_constant,
1837 logical_const_operand): Delete "CONST_DOUBLE" case.
1838 * config/rs6000/rs6000.c (num_insns_constant_wide): Delete
1839 "HOST_BITS_PER_WIDE_INT == 64" test.
1840 (num_insns_constant): Ditto. Delete CONST_DOUBLE DImode/VOIDmode case.
1841 (build_mask64_2_operands): Delete "HOST_BITS_PER_WIDE_INT >= 64" test.
1842 (rs6000_emit_set_const): Delete CONST_DOUBLE case.
1843 (rs6000_emit_set_long_const): Delete "HOST_BITS_PER_WIDE_INT >= 64"
1844 test.
1845 (includes_rldic_lshift_p, includes_rldicr_lshift_p): Delete
1846 CONST_DOUBLE DImode/VOIDmode case.
1847 (INT_P, INT_LOWPART): Delete CONST_DOUBLE case.
1848 (print_operand): Delete "HOST_BITS_PER_WIDE_INT == 32" case. Delete
1849 CONST_DOUBLE VOIDmode case.
1850 (output_toc): Delete "HOST_BITS_PER_WIDE_INT == 32" case.
1851 (rs6000_rtx_costs): Delete CONST_DOUBLE DImode/VOIDmode case.
1852 * config/rs6000/rs6000.md (iordi3, xordi3, splitter for these):
1853 Delete CONST_DOUBLE case.
1854 (splitters for mov FMOVE64 const_double): Delete
1855 "HOST_BITS_PER_WIDE_INT == 32" case. Delete
1856 "HOST_BITS_PER_WIDE_INT >= 64" test.
1857 (splitter for mov DI const_int): Delete "HOST_BITS_PER_WIDE_INT == 32"
1858 case.
1859 (mov DI const_double): Delete.
1861 2013-05-04 Jakub Jelinek <jakub@redhat.com>
1863 * combine.c (combine_simplify_rtx) <case SUBREG>: If nonzero_bits
1864 on op shows all bits zero in mode of a lowpart subreg, return zero.
1866 2013-05-03 Michael Meissner <meissner@linux.vnet.ibm.com>
1868 PR target/57150
1869 * config/rs6000/rs6000.h (HARD_REGNO_CALLER_SAVE_MODE): Use DFmode
1870 to save TFmode registers and DImode to save TImode registers for
1871 caller save operations.
1872 (HARD_REGNO_CALL_PART_CLOBBERED): TFmode and TDmode do not need to
1873 mark being partially clobbered since they only use the first
1874 double word.
1876 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): TFmode
1877 and TDmode only use the upper 64-bits of each VSX register.
1879 2013-05-03 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1881 * gimple-ssa-strength-reduction.c (slsr_process_phi): Disable.
1882 (find_candidates_in_block): Disable slsr_process_phi.
1884 2013-05-03 Guozhi Wei <carrot@google.com>
1886 * coverage.c (coverage_obj_init): Move the construction of gcov
1887 constructor to ...
1888 (build_init_ctor): ... here.
1890 2013-05-03 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1892 * gimple-ssa-strength-reduction.c (cand_kind): Add CAND_PHI.
1893 (slsr_cand_d): Redefine def_phi.
1894 (stride_status, phi_adjust_status, count_phis_status): New enums.
1895 (find_phi_def): New.
1896 (find_basis_for_base_expr): New.
1897 (find_basis_for_candidate): Handle hidden bases.
1898 (alloc_cand_and_find_basis): Handle phi candidates.
1899 (slsr_process_phi): New.
1900 (create_mul_ssa_cand): Exclude phi base candidates; use integer_onep.
1901 (create_mul_imm_cand): Likewise.
1902 (create_add_ssa_cand): Exclude phi base candidates.
1903 (create_add_imm_cand): Likewise.
1904 (slsr_process_cast): Likewise.
1905 (slsr_process_copy): Likewise.
1906 (find_candidates_in_block): Handle phi candidates.
1907 (dump_candidate): Likewise.
1908 (unconditional_cands): Delete.
1909 (unconditional_cands_with_known_stride_p): Delete.
1910 (phi_dependent_cand_p): New.
1911 (cand_increment): Handle phi-dependent candidates.
1912 (replace_dependent): Delete.
1913 (replace_mult_candidate): New.
1914 (replace_unconditional_candidate): New.
1915 (incr_vec_index): Move to avoid forward reference.
1916 (create_add_on_incoming_edge): New.
1917 (create_phi_basis): New.
1918 (replace_dependents): Delete.
1919 (replace_conditional_candidate): New.
1920 (phi_add_costs): New.
1921 (replace_uncond_cands_and_profitable_phis): New.
1922 (record_increment): Handle phi adjustments.
1923 (record_phi_increments): New.
1924 (record_increments): Handle phi adjustments.
1925 (phi_incr_cost): New.
1926 (lowest_cost_path): Handle phis.
1927 (total_savings): Likewise.
1928 (analyze_increments): Likewise.
1929 (ncd_with_phi): New.
1930 (ncd_of_cand_and_phis): New.
1931 (nearest_common_dominator_for_cands): Handle phi increments.
1932 (all_phi_incrs_profitable): New.
1933 (replace_profitable_candidates): Handle phi-dependent candidates.
1934 (analyze_candidates_and_replace): Likewise.
1936 2013-05-03 Teresa Johnson <tejohnson@google.com>
1938 PR bootstrap/57154
1939 * sched-rgn.c (compute_dom_prob_ps): Ensure accumulated probabilities
1940 do not exceed REG_BR_PROB_BASE.
1942 2013-05-03 Jeff Law <law@redhat.com>
1944 PR tree-optimization/57144
1945 * tree-vrp.c (simplify_cond_using_ranges): Verify the constant
1946 operand of the condition will bit into the new type when eliminating
1947 a cast feeding a condition.
1949 2013-05-03 Jakub Jelinek <jakub@redhat.com>
1951 PR rtl-optimization/57130
1952 * combine.c (make_compound_operation) <case SUBREG>: Pass SET instead
1953 of COMPARE as in_code to the recursive call if needed.
1955 2013-05-03 Uros Bizjak <ubizjak@gmail.com>
1957 * config/i386/i386.md (isa): Add x64_sse4_noavx and x64_avx members.
1958 (enabled): Handle new members.
1959 * config/i386/sse.md (*vec_concatv2si): Merge from
1960 *vec_concatv2si_sse2 and vec_concatv2si_sse.
1961 (vec_concatv2di): Merge with *vec_concatv2di_rex64.
1963 2013-05-03 Joern Rennecke <joern.rennecke@embecosm.com>
1965 PR tree-optimization/57027
1966 * tree-ssa-math-opts.c (convert_mult_to_fma): When checking
1967 for fnms opportunity, check we got the prerequisite kind
1968 of tree / gimple before using accessor functions.
1970 2013-05-03 Richard Biener <rguenther@suse.de>
1972 * double-int.h (lshift): New overload without precision
1973 and arith argument.
1974 (operator *=, operator +=, operator -=): Move ...
1975 * double-int.c (operator *=, operator +=, operator -=): ... here
1976 and implement more efficiently.
1977 (mul_double_with_sign): Remove.
1978 (lshift_double): Adjust to take unsinged shift argument, push
1979 dispatching code to callers.
1980 (mul_double_wide_with_sign): Add early out for callers that
1981 are not interested in high parts or overflow.
1982 (lshift): New function.
1983 (lshift, rshift, alshift, arshift, llshift, lrshift): Add
1984 dispatch code here.
1985 (lrotate, rrotate): Use logical shifts.
1986 * expr.c (get_inner_reference): Use lshift.
1987 * fixed-value.c (do_fixed_divide): Likewise.
1988 * tree-dfa.c (get_ref_base_and_extent): Likewise.
1989 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Likewise.
1990 (indirect_refs_may_alias_p): Likewise.
1991 (stmt_kills_ref_p_1): Likewise.
1993 2013-05-03 Vidya Praveen <vidyapraveen@arm.com>
1995 * config/aarch64/aarch64-simd.md (simd_fabd): Correct the description.
1997 2013-05-03 Vidya Praveen <vidyapraveen@arm.com>
1999 * config/aarch64/aarch64-simd.md (*fabd_scalar<mode>3): Support
2000 scalar form of FABD instruction.
2002 2013-05-02 Vladimir Makarov <vmakarov@redhat.com>
2004 * lra-constraints.c (process_alt_operands): Add checking alt
2005 number to choose the best alternative.
2007 2013-05-02 Richard Biener <rguenther@suse.de>
2009 * tree-eh.c (cleanup_empty_eh_merge_phis): Remove rename_virts
2010 bitmap and its handling.
2011 (pass_cleanup_eh): Set todo_flags_finish to TODO_verify_ssa.
2013 2013-05-02 Richard Biener <rguenther@suse.de>
2015 PR middle-end/57140
2016 * tree-inline.c (copy_loops): Properly handle removed loops.
2017 (copy_cfg_body): Mark destination loops for fixup if source
2018 loops needed fixup.
2020 2013-05-02 Greta Yorsh <Greta.Yorsh@arm.com>
2022 PR target/56732
2023 * config/arm/arm.c (arm_expand_epilogue): Check really_return before
2024 generating simple_return for naked functions.
2026 2013-05-02 Martin Jambor <mjambor@suse.cz>
2028 PR middle-end/56988
2029 * ipa-prop.h (ipa_agg_replacement_value): New flag by_ref.
2030 * ipa-cp.c (ipa_get_indirect_edge_target_1): Also check that by_ref
2031 flags match.
2032 (find_aggregate_values_for_callers_subset): Fill in the by_ref flag of
2033 ipa_agg_replacement_value structures.
2034 (known_aggs_to_agg_replacement_list): Likewise.
2035 * ipa-prop.c (write_agg_replacement_chain): Stream by_ref flag.
2036 (read_agg_replacement_chain): Likewise.
2037 (ipcp_transform_function): Also check that by_ref flags match.
2039 2013-05-02 Richard Biener <rguenther@suse.de>
2041 * graphds.h (struct graph): Add obstack member.
2042 * graphds.c (new_graph): Initialize obstack and allocate
2043 vertices from it.
2044 (add_edge): Allocate edge from the obstack.
2045 (free_graph): Free the obstack instead of all edges and vertices.
2047 2013-05-02 Teresa Johnson <tejohnson@google.com>
2049 * loop-unswitch.c (unswitch_loop): Use helper routines with rounding
2050 divides.
2051 * cfg.c (update_bb_profile_for_threading): Ditto.
2052 * tree-inline.c (copy_bb): Ditto.
2053 (copy_edges_for_bb): Ditto.
2054 (initialize_cfun): Ditto.
2055 (copy_cfg_body): Ditto.
2056 (expand_call_inline): Ditto.
2057 * ipa-inline-analysis.c (estimate_edge_size_and_time): Ditto.
2058 (estimate_node_size_and_time): Ditto.
2059 (inline_merge_summary): Ditto.
2060 * cgraphclones.c (cgraph_clone_edge): Ditto.
2061 (cgraph_clone_node): Ditto.
2062 * sched-rgn.c (compute_dom_prob_ps): Ditto.
2063 (compute_trg_info): Ditto.
2065 2013-05-02 Ian Bolton <ian.bolton@arm.com>
2067 * config/aarch64/aarch64.md (movsi_aarch64): Only allow to/from
2068 S reg when fp attribute set.
2069 (movdi_aarch64): Only allow to/from D reg when fp attribute set.
2071 2013-05-02 Ian Bolton <ian.bolton@arm.com>
2073 * config/aarch64/aarch64.md (*and_one_cmpl<mode>3_compare0):
2074 New pattern.
2075 (*and_one_cmplsi3_compare0_uxtw): Likewise.
2076 (*and_one_cmpl_<SHIFT:optab><mode>3_compare0): Likewise.
2077 (*and_one_cmpl_<SHIFT:optab>si3_compare0_uxtw): Likewise.
2079 2013-05-02 Richard Biener <rguenther@suse.de>
2081 * tree-scalar-evolution.c (scev_info_hasher): Remove.
2082 (struct instantiate_cache_entry): New type.
2083 (struct instantiate_cache_entry_hasher): New hashtable descriptor.
2084 (struct instantiate_cache_type): New type.
2085 (set_instantiated_value, get_instantiated_value): Remove.
2086 (get_instantiated_value_entry): New function.
2087 (instantiate_scev_name): Use the new cache and adjust.
2088 (instantiate_scev_poly): Adjust.
2089 (instantiate_scev_binary): Likewise.
2090 (instantiate_array_ref): Likewise.
2091 (instantiate_scev_convert): Likewise.
2092 (instantiate_scev_not): Likewise.
2093 (instantiate_scev_3): Likewise.
2094 (instantiate_scev_2): Likewise.
2095 (instantiate_scev_r): Likewise.
2096 (instantiate_scev): Likewise.
2097 (resolve_mixers): Likewise.
2099 2013-05-01 Vladimir Makarov <vmakarov@redhat.com>
2101 PR target/57091
2102 * lra-constraints.c (best_small_class_operands_num): Remove.
2103 (process_alt_operands): Remove small_class_operands_num. Take
2104 small classes operands into losers and only if the operand is not
2105 matched. Modify debugging output.
2106 (curr_insn_transform): Remove best_small_class_operands_num.
2107 Print insn name.
2109 2013-05-01 James Greenhalgh <james.greenhalgh@arm.com>
2111 * config/aarch64/aarch64-builtins.c
2112 (aarch64_gimple_fold_builtin.c): Fold more modes for reduc_splus_.
2113 * config/aarch64/aarch64-simd-builtins.def
2114 (reduc_splus_): Add new modes.
2115 (reduc_uplus_): New.
2116 * config/aarch64/aarch64-simd.md (aarch64_addvv4sf): Remove.
2117 (reduc_uplus_v4sf): Likewise.
2118 (reduc_splus_v4sf): Likewise.
2119 (aarch64_addv<mode>): Likewise.
2120 (reduc_uplus_<mode>): Likewise.
2121 (reduc_splus_<mode>): Likewise.
2122 (aarch64_addvv2di): Likewise.
2123 (reduc_uplus_v2di): Likewise.
2124 (reduc_splus_v2di): Likewise.
2125 (aarch64_addvv2si): Likewise.
2126 (reduc_uplus_v2si): Likewise.
2127 (reduc_splus_v2si): Likewise.
2128 (reduc_<sur>plus_<mode>): New.
2129 (reduc_<sur>plus_v2di): Likewise.
2130 (reduc_<sur>plus_v2si): Likewise.
2131 (reduc_<sur>plus_v4sf): Likewise.
2132 (aarch64_addpv4sf): Likewise.
2133 * config/aarch64/arm_neon.h
2134 (vaddv<q>_<s,u,f><8, 16, 32, 64): Rewrite using builtins.
2135 * config/aarch64/iterators.md (unspec): Remove UNSPEC_ADDV,
2136 add UNSPEC_SADDV, UNSPEC_UADDV.
2137 (SUADDV): New.
2138 (sur): Add UNSPEC_SADDV, UNSPEC_UADDV.
2140 2013-05-01 James Greenhalgh <james.greenhalgh@arm.com>
2142 * config/aarch64/arm_neon.h
2143 (v<max,min><nm><q><v>_<sfu><8, 16, 32, 64>): Rewrite using builtins.
2145 2013-05-01 James Greenhalgh <james.greenhalgh@arm.com>
2147 * config/aarch64/aarch64-builtins
2148 (aarch64_gimple_fold_builtin): Fold reduc_<su><maxmin>_ builtins.
2150 2013-05-01 James Greenhalgh <james.greenhalgh@arm.com>
2152 * config/aarch64/aarch64-simd-builtins.def
2153 (reduc_smax_): New.
2154 (reduc_smin_): Likewise.
2155 (reduc_umax_): Likewise.
2156 (reduc_umin_): Likewise.
2157 (reduc_smax_nan_): Likewise.
2158 (reduc_smin_nan_): Likewise.
2159 (fmax): Remove.
2160 (fmin): Likewise.
2161 (smax): Update for V2SF, V4SF and V2DF modes.
2162 (smin): Likewise.
2163 (smax_nan): New.
2164 (smin_nan): Likewise.
2165 * config/aarch64/aarch64-simd.md (<maxmin><mode>3): Rename to...
2166 (<su><maxmin><mode>3): ...This, refactor.
2167 (s<maxmin><mode>3): New.
2168 (<maxmin_uns><mode>3): Likewise.
2169 (reduc_<maxmin_uns>_<mode>): Refactor.
2170 (reduc_<maxmin_uns>_v4sf): Likewise.
2171 (reduc_<maxmin_uns>_v2si): Likewise.
2172 (aarch64_<fmaxmin><mode>: Remove.
2173 * config/aarch64/arm_neon.h (vmax<q>_f<32,64>): Rewrite to use
2174 new builtin names.
2175 (vmin<q>_f<32,64>): Likewise.
2176 * config/iterators.md (unspec): Add UNSPEC_FMAXNMV, UNSPEC_FMINNMV.
2177 (FMAXMIN): New.
2178 (su): Add mappings for smax, smin, umax, umin.
2179 (maxmin): New.
2180 (FMAXMINV): Add UNSPEC_FMAXNMV, UNSPEC_FMINNMV.
2181 (FMAXMIN): Rename as...
2182 (FMAXMIN_UNS): ...This.
2183 (maxminv): Remove.
2184 (fmaxminv): Likewise.
2185 (fmaxmin): Likewise.
2186 (maxmin_uns): New.
2187 (maxmin_uns_op): Likewise.
2189 2013-05-01 James Greenhalgh <james.greenhalgh@arm.com>
2191 * config/aarch64/arm_neon.h
2192 (vac<ge, gt><sd>_f<32, 64>): Rename to...
2193 (vca<ge, gt><sd>_f<32, 64>): ...this, reimpliment in C.
2194 (vca<ge, gt, lt, le><q>_f<32, 64>): Reimpliment in C.
2196 2013-05-01 James Greenhalgh <james.greenhalgh@arm.com>
2198 * config/aarch64/aarch64-simd.md (*aarch64_fac<optab><mode>): New.
2199 * config/aarch64/iterators.md (FAC_COMPARISONS): New.
2201 2013-05-01 James Greenhalgh <james.greenhalgh@arm.com>
2203 * config/aarch64/aarch64-simd.md
2204 (vcond<mode>_internal): Handle special cases for constant masks.
2205 (vcond<mode><mode>): Allow nonmemory_operands for outcome vectors.
2206 (vcondu<mode><mode>): Likewise.
2207 (vcond<v_cmp_result><mode>): New.
2209 2013-05-01 James Greenhalgh <james.greenhalgh@arm.com>
2211 * config/aarch64/aarch64-builtins.c (BUILTIN_VALLDI): Define.
2212 (aarch64_fold_builtin): Add folding for cm<eq,ge,gt,tst>.
2213 * config/aarch64/aarch64-simd-builtins.def
2214 (cmeq): Update to BUILTIN_VALLDI.
2215 (cmgt): Likewise.
2216 (cmge): Likewise.
2217 (cmle): Likewise.
2218 (cmlt): Likewise.
2219 * config/aarch64/arm_neon.h
2220 (vc<eq, lt, le, gt, ge, tst><z><qsd>_<fpsu><8,16,32,64>): Remap
2221 to builtins or C as appropriate.
2223 2013-05-01 James Greenhalgh <james.greenhalgh@arm.com>
2225 * config/aarch64/aarch64-simd-builtins.def (cmhs): Rename to...
2226 (cmgeu): ...This.
2227 (cmhi): Rename to...
2228 (cmgtu): ...This.
2229 * config/aarch64/aarch64-simd.md
2230 (simd_mode): Add SF.
2231 (aarch64_vcond_internal): Use new names for unsigned comparison insns.
2232 (aarch64_cm<optab><mode>): Rewrite to not use UNSPECs.
2233 * config/aarch64/aarch64.md (*cstore<mode>_neg): Rename to...
2234 (cstore<mode>_neg): ...This.
2235 * config/aarch64/iterators.md
2236 (VALLF): new.
2237 (unspec): Remove UNSPEC_CM<EQ, LE, LT, GE, GT, HS, HI, TST>.
2238 (COMPARISONS): New.
2239 (UCOMPARISONS): Likewise.
2240 (optab): Add missing comparisons.
2241 (n_optab): New.
2242 (cmp_1): Likewise.
2243 (cmp_2): Likewise.
2244 (CMP): Likewise.
2245 (cmp): Remove.
2246 (VCMP_S): Likewise.
2247 (VCMP_U): Likewise.
2248 (V_cmp_result): Add DF, SF modes.
2249 (v_cmp_result): Likewise.
2250 (v): Likewise.
2251 (vmtype): Likewise.
2252 * config/aarch64/predicates.md (aarch64_reg_or_fp_zero): New.
2254 2013-05-01 Greta Yorsh <Greta.Yorsh@arm.com>
2256 * config/arm/thumb2.md (thumb2_smaxsi3,thumb2_sminsi3): Convert
2257 define_insn to define_insn_and_split.
2258 (thumb32_umaxsi3,thumb2_uminsi3): Likewise.
2259 (thumb2_negdi2,thumb2_abssi2,thumb2_neg_abssi2): Likewise.
2260 (thumb2_mov_scc,thumb2_mov_negscc,thumb2_mov_notscc): Likewise.
2261 (thumb2_movsicc_insn,thumb2_and_scc,thumb2_ior_scc): Likewise.
2262 (thumb2_negscc): Likewise.
2264 2013-04-30 Greta Yorsh <Greta.Yorsh@arm.com>
2266 * config/arm/thumb2.md (thumb2_incscc, thumb2_decscc): Delete.
2268 2013-04-30 Greta Yorsh <Greta.Yorsh@arm.com>
2270 * config/arm/thumb2.md: Remove trailing whitespaces.
2272 2013-04-30 Richard Sandiford <rsandifo@linux.vnet.ibm.com>
2274 * explow.c (plus_constant): Pass "mode" to immed_double_int_const.
2275 Use gen_int_mode rather than GEN_INT.
2277 2013-04-30 H.J. Lu <hongjiu.lu@intel.com>
2279 * value-prof.c (stream_in_histogram_value): Remove the strayed
2280 debug_gimple_stmt.
2282 2013-04-30 Richard Biener <rguenther@suse.de>
2284 PR middle-end/57122
2285 * cfghooks.c (split_edge): Properly check for the loop latch edge.
2287 2013-04-30 Richard Biener <rguenther@suse.de>
2289 PR middle-end/57107
2290 * tree-eh.c (sink_clobbers): Preserve virtual SSA form.
2292 2013-04-30 Andrey Belevantsev <abel@ispras.ru>
2294 PR rtl-optimization/56957
2295 PR rtl-optimization/57105
2296 * sel-sched.c (move_op_orig_expr_found): Remove insn_emitted
2297 variable. Use just INSN_UID for determining whether an insn
2298 should be only disconnected from the insn stream.
2299 * sel-sched-ir.h (EXPR_WAS_CHANGED): Remove.
2301 2013-04-30 Jakub Jelinek <jakub@redhat.com>
2303 PR tree-optimization/57104
2304 * tsan.c (instrument_expr): Don't instrument accesses to
2305 DECL_HARD_REGISTER VAR_DECLs.
2307 2013-04-30 Richard Biener <rguenther@suse.de>
2309 * function.h (loops_for_fn): New inline function.
2310 (set_loops_for_fn): Likewise.
2311 * cfgloop.h (place_new_loop): Add struct function parameter.
2312 (get_loop): Likewise.
2313 (get_loops): Likewise.
2314 (number_of_loops): Likewise.
2315 (fel_next): Adjust.
2316 (fel_init): Likewise.
2317 * cfg.c (get_loop_copy): Adjust.
2318 * cfgloop.c (flow_loops_dump): Likewise.
2319 (record_loop_exits): Likewise.
2320 (verify_loop_structure): Likewise.
2321 * cfgloopanal.c (mark_irreducible_loops): Likewise.
2322 (estimate_reg_pressure_cost): Likewise.
2323 (mark_loop_exit_edges): Likewise.
2324 * cfgloopmanip.c (place_new_loop): Likewise.
2325 (add_loop): Likewise.
2326 (duplicate_loop): Likewise.
2327 * graph.c (draw_cfg_nodes): Likewise.
2328 * graphite-clast-to-gimple.c (translate_clast_user): Likewise.
2329 * graphite-sese-to-poly.c (build_scop_scattering): Likewise.
2330 (extract_affine_chrec): Likewise.
2331 (build_scop_iteration_domain): Likewise.
2332 * graphite.c (graphite_initialize): Likewise.
2333 * ira-build.c (create_loop_tree_nodes): Likewise.
2334 (more_one_region_p): Likewise.
2335 (rebuild_regno_allocno_maps): Likewise.
2336 (mark_loops_for_removal): Likewise.
2337 (mark_all_loops_for_removal): Likewise.
2338 (remove_unnecessary_regions): Likewise.
2339 (ira_build): Likewise.
2340 * ira-emit.c (setup_entered_from_non_parent_p): Likewise.
2341 * loop-init.c (fix_loop_structure): Likewise.
2342 (gate_rtl_move_loop_invariants): Likewise.
2343 (gate_rtl_unswitch): Likewise.
2344 (gate_rtl_unroll_and_peel_loops): Likewise.
2345 (rtl_doloop): Likewise.
2346 * lto-streamer-in.c (input_cfg): Likewise.
2347 * lto-streamer-out.c (output_cfg): Likewise.
2348 * modulo-sched.c (sms_schedule): Likewise.
2349 * predict.c (tree_estimate_probability): Likewise.
2350 (tree_estimate_probability_driver): Likewise.
2351 (estimate_loops): Likewise.
2352 * tree-cfg.c (fixup_loop_arrays_after_move): Likewise.
2353 (move_sese_region_to_fn): Likewise.
2354 (debug_loop_num): Likewise.
2355 * tree-chrec.c (chrec_evaluate): Likewise.
2356 (hide_evolution_in_other_loops_than_loop): Likewise.
2357 (chrec_component_in_loop_num): Likewise.
2358 (reset_evolution_in_loop): Likewise.
2359 (evolution_function_is_invariant_rec_p): Likewise.
2360 * tree-if-conv.c (main_tree_if_conversion): Likewise.
2361 * tree-inline.c (copy_loops): Likewise.
2362 (copy_cfg_body): Likewise.
2363 (tree_function_versioning): Likewise.
2364 * tree-loop-distribution.c (rdg_flag_loop_exits): Likewise.
2365 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
2366 Likewise.
2367 (add_to_evolution_1): Likewise.
2368 (scev_const_prop): Likewise.
2369 * tree-scalar-evolution.h (get_chrec_loop): Likewise.
2370 * tree-ssa-loop-ch.c (copy_loop_headers): Likewise.
2371 * tree-ssa-loop-im.c (analyze_memory_references): Likewise.
2372 (tree_ssa_lim_initialize): Likewise.
2373 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa): Likewise.
2374 (verify_loop_closed_ssa): Likewise.
2375 * tree-ssa-loop.c (tree_ssa_loop_init): Likewise.
2376 (tree_ssa_loop_im): Likewise.
2377 (tree_ssa_loop_unswitch): Likewise.
2378 (tree_vectorize): Likewise.
2379 (check_data_deps): Likewise.
2380 (tree_ssa_loop_ivcanon): Likewise.
2381 (tree_ssa_loop_bounds): Likewise.
2382 (tree_complete_unroll): Likewise.
2383 (tree_complete_unroll_inner): Likewise.
2384 (tree_parallelize_loops): Likewise.
2385 (tree_ssa_loop_prefetch): Likewise.
2386 (tree_ssa_loop_ivopts): Likewise.
2387 * tree-ssa.c (execute_update_addresses_taken): Liekwise.
2388 * tree-vectorizer.c (vectorize_loops): Likewise.
2390 2013-04-29 Mike Frysinger <vapier@gentoo.org>
2392 * config/arm/bpabi.h (EABI_LINK_SPEC): Define.
2393 (BPABI_LINK_SPEC): Use new EABI_LINK_SPEC.
2394 * config/arm/linux-eabi.h (LINK_SPEC): Replace BE8_LINK_SPEC
2395 with EABI_LINK_SPEC.
2397 2013-04-29 Uros Bizjak <ubizjak@gmail.com>
2399 PR target/44578
2400 * config/i386/i386.md (*zero_extendsidi2): Add "!" to m->?*y
2401 alternative.
2403 2013-04-29 Vladimir Makarov <vmakarov@redhat.com>
2405 PR target/57097
2406 * lra-constraints.c (process_alt_operands): Discourage a bit more
2407 using memory for pseudos. Print cost dump for alternatives.
2408 Modify cost values for conflicts with early clobbers.
2409 (curr_insn_transform): Spill pseudos reassigned to NO_REGS.
2411 2013-04-29 Uros Bizjak <ubizjak@gmail.com>
2413 PR target/57098
2414 * config/i386/i386.c (ix86_expand_vec_perm): Validize constant memory.
2416 2013-04-29 Ian Bolton <ian.bolton@arm.com>
2418 * config/aarch64/aarch64.md (movsi_aarch64): Support LDR/STR
2419 from/to S register.
2420 (movdi_aarch64): Support LDR/STR from/to D register.
2422 2013-04-29 Ian Bolton <ian.bolton@arm.com>
2424 * common/config/aarch64/aarch64-common.c: Enable REE pass at O2
2425 or higher by default.
2427 2013-04-29 Richard Biener <rguenther@suse.de>
2429 PR middle-end/57075
2430 * tree-inline.c (copy_edges_for_bb): Still split the bbs,
2431 even if not adding abnormal edges for calls that can make
2432 abnormal gotos.
2434 2013-04-29 Richard Biener <rguenther@suse.de>
2436 PR middle-end/57103
2437 * tree-cfg.c (move_stmt_op): Fix condition under which to update
2438 TREE_BLOCK.
2439 (move_stmt_r): Remove redundant checking.
2441 2013-04-29 Teresa Johnson <tejohnson@google.com>
2443 PR bootstrap/57077
2444 * basic-block.h (apply_scale): New function.
2445 (apply_probability): Use apply_scale.
2446 * gimple-streamer-in.c (input_bb): Ditto.
2447 * lto-streamer-in.c (input_cfg): Ditto.
2448 * lto-cgraph.c (merge_profile_summaries): Ditto.
2449 * tree-optimize.c (execute_fixup_cfg): Ditto.
2450 * tree-inline.c (copy_bb): Update comment to use apply_scale.
2451 (copy_edges_for_bb): Ditto.
2452 (copy_cfg_body): Ditto.
2454 2013-04-29 Tom de Vries <tom@codesourcery.com>
2456 * tree-ssa-tail-merge.c (find_same_succ_bb): Skip loop latch bbs.
2457 (replace_block_by): Don't set LOOPS_NEED_FIXUP.
2458 (tail_merge_optimize): Handle current_loops == NULL.
2460 2013-04-26 Jeff Law <law@redhat.com>
2462 * tree-vrp.c (range_fits_type_p): Move to earlier point in file.
2463 (simplify_cond_using_ranges): Generalize code to simplify
2464 COND_EXPRs where one argument is a constant and the other
2465 is an SSA_NAME created by an integral type conversion.
2467 2013-04-29 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2469 * config/arm/arm.md (store_minmaxsi): Use only when
2470 optimize_insn_for_size_p.
2472 2013-04-29 Christian Bruel <christian.bruel@st.com>
2474 PR target/57108
2475 * sh.md (tstsi_t_zero_extract_eq): Set mode for operand 0.
2477 2013-04-29 Richard Biener <rguenther@suse.de>
2479 PR middle-end/57089
2480 * omp-low.c (expand_omp_taskreg): If the parent function had a broken
2481 loop tree make sure to schedule a fixup for the child as well.
2482 (expand_omp_for_generic): Properly add loops.
2483 (expand_omp_for_static_nochunk): Likewise.
2484 (expand_omp_for_static_chunk): Likewise.
2485 (expand_omp_for): For the degenerate case fixup loops.
2486 (expand_omp_sections): Fix default bb placement in loops.
2487 (expand_omp_atomic_pipeline): Properly add loops.
2489 2013-04-29 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2491 * predict.c: Fix typo in comment above #define PROB_VERY_UNLIKELY.
2493 2013-04-29 Tom de Vries <tom@codesourcery.com>
2495 * tree-ssa-tail-merge.c: Update header comment.
2497 2013-04-29 James Greenhalgh <james.greenhalgh@arm.com>
2499 * config/aarch64/arm_neon.h
2500 (vcvt<sd>_f<32,64>_s<32,64>): Rewrite in C.
2501 (vcvt<q>_f<32,64>_s<32,64>): Rewrite using builtins.
2502 (vcvt_<high_>_f<32,64>_f<32,64>): Likewise.
2503 (vcvt<qsd>_<su><32,64>_f<32,64>): Likewise.
2504 (vcvta<qsd>_<su><32,64>_f<32,64>): Likewise.
2505 (vcvtm<qsd>_<su><32,64>_f<32,64>): Likewise.
2506 (vcvtn<qsd>_<su><32,64>_f<32,64>): Likewise.
2507 (vcvtp<qsd>_<su><32,64>_f<32,64>): Likewise.
2509 2013-04-29 James Greenhalgh <james.greenhalgh@arm.com>
2511 * config/aarch64/aarch64-simd.md
2512 (<optab><VDQF:mode><fcvt_target>2): New, maps to fix, fixuns.
2513 (<fix_trunc_optab><VDQF:mode><fcvt_target>2): New, maps to
2514 fix_trunc, fixuns_trunc.
2515 (ftrunc<VDQF:mode>2): New.
2516 * config/aarch64/iterators.md (optab): Add fix, fixuns.
2517 (fix_trunc_optab): New.
2519 2013-04-29 James Greenhalgh <james.greenhalgh@arm.com>
2521 * config/aarch64/aarch64-builtins.c
2522 (aarch64_builtin_vectorized_function): Vectorize over ifloorf,
2523 iceilf, lround, iroundf.
2525 2013-04-29 Uros Bizjak <ubizjak@gmail.com>
2527 PR target/54349
2528 * config/i386/i386.h (enum ix86_tune_indices)
2529 <X86_TUNE_INTER_UNIT_MOVES_TO_VEC, X86_TUNE_INTER_UNIT_MOVES_FROM_VEC>:
2530 New, split from X86_TUNE_INTER_UNIT_MOVES.
2531 <X86_TUNE_INTER_UNIT_MOVES>: Remove.
2532 (TARGET_INTER_UNIT_MOVES_TO_VEC): New define.
2533 (TARGET_INTER_UNIT_MOVES_FROM_VEC): Ditto.
2534 (TARGET_INTER_UNIT_MOVES): Remove.
2535 * config/i386/i386.c (initial_ix86_tune_features): Update.
2536 Disable X86_TUNE_INTER_UNIT_MOVES_FROM_VEC for m_ATHLON_K8 only.
2537 (ix86_expand_convert_uns_didf_sse): Use
2538 TARGET_INTER_UNIT_MOVES_TO_VEC instead of TARGET_INTER_UNIT_MOVES.
2539 (ix86_expand_vector_init_one_nonzero): Ditto.
2540 (ix86_expand_vector_init_interleave): Ditto.
2541 (inline_secondary_memory_needed): Return true for moves from SSE class
2542 registers for !TARGET_INTER_UNIT_MOVES_FROM_VEC targets and for moves
2543 to SSE class registers for !TARGET_INTER_UNIT_MOVES_TO_VEC targets.
2544 * config/i386/constraints.md (Yi, Ym): Depend on
2545 TARGET_INTER_UNIT_MOVES_TO_VEC.
2546 (Yj, Yn): New constraints.
2547 * config/i386/i386.md (*movdi_internal): Change constraints of
2548 operand 1 from Yi to Yj and from Ym to Yn.
2549 (*movsi_internal): Ditto.
2550 (*movdf_internal): Ditto.
2551 (*movsf_internal): Ditto.
2552 (*float<SWI48x:mode><X87MODEF:mode>2_1): Use
2553 TARGET_INTER_UNIT_MOVES_TO_VEC instead of TARGET_INTER_UNIT_MOVES.
2554 (*float<SWI48x:mode><X87MODEF:mode>2_1 splitters): Ditto.
2555 (floatdi<X87MODEF:mode>2_i387_with_xmm): Ditto.
2556 (floatdi<X87MODEF:mode>2_i387_with_xmm splitters): Ditto.
2557 * config/i386/sse.md (movdi_to_sse): Ditto.
2558 (sse2_stored): Change constraint of operand 1 from Yi to Yj.
2559 Use TARGET_INTER_UNIT_MOVES_FROM_VEC instead of
2560 TARGET_INTER_UNIT_MOVES.
2561 (sse_storeq_rex64): Change constraint of operand 1 from Yi to Yj.
2562 (sse_storeq_rex64 splitter): Use TARGET_INTER_UNIT_MOVES_FROM_VEC
2563 instead of TARGET_INTER_UNIT_MOVES.
2564 * config/i386/mmx.md (*mov<mode>_internal): Change constraint of
2565 operand 1 from Yi to Yj and from Ym to Yn.
2567 2013-04-29 James Greenhalgh <james.greenhalgh@arm.com>
2569 * config/aarch64/aarch64-simd-builtins.def (vec_unpacks_hi_): New.
2570 (float_truncate_hi_): Likewise.
2571 (float_extend_lo_): Likewise.
2572 (float_truncate_lo_): Likewise.
2573 * config/aarch64/aarch64-simd.md (vec_unpacks_lo_v4sf): New.
2574 (aarch64_float_extend_lo_v2df): Likewise.
2575 (vec_unpacks_hi_v4sf): Likewise.
2576 (aarch64_float_truncate_lo_v2sf): Likewise.
2577 (aarch64_float_truncate_hi_v4sf): Likewise.
2578 (vec_pack_trunc_v2df): Likewise.
2579 (vec_pack_trunc_df): Likewise.
2581 2013-04-29 James Greenhalgh <james.greenhalgh@arm.com>
2583 * config/aarch64/aarch64-builtins.c
2584 (aarch64_fold_builtin): Fold float conversions.
2585 * config/aarch64/aarch64-simd-builtins.def
2586 (floatv2si, floatv4si, floatv2di): New.
2587 (floatunsv2si, floatunsv4si, floatunsv2di): Likewise.
2588 * config/aarch64/aarch64-simd.md
2589 (<optab><fcvt_target><VDQF:mode>2): New, expands to float and floatuns.
2590 * config/aarch64/iterators.md (FLOATUORS): New.
2591 (optab): Add float, floatuns.
2592 (su_optab): Likewise.
2594 2013-04-29 James Greenhalgh <james.greenhalgh@arm.com>
2596 * config/aarch64/aarch64-builtins.c
2597 (aarch64_builtin_vectorized_function): Use new names for
2598 fcvt builtins.
2599 * config/aarch64/aarch64-simd-builtins.def (fcvtzs): Split as...
2600 (lbtruncv2sf, lbtruncv4sf, lbtruncv2df): ...This.
2601 (fcvtzu): Split as...
2602 (lbtruncuv2sf, lbtruncuv4sf, lbtruncuv2df): ...This.
2603 (fcvtas): Split as...
2604 (lroundv2sf, lroundv4sf, lroundv2df, lroundsf, lrounddf): ...This.
2605 (fcvtau): Split as...
2606 (lrounduv2sf, lrounduv4sf, lrounduv2df, lroundusf, lroundudf): ...This.
2607 (fcvtps): Split as...
2608 (lceilv2sf, lceilv4sf, lceilv2df): ...This.
2609 (fcvtpu): Split as...
2610 (lceiluv2sf, lceiluv4sf, lceiluv2df, lceilusf, lceiludf): ...This.
2611 (fcvtms): Split as...
2612 (lfloorv2sf, lfloorv4sf, lfloorv2df): ...This.
2613 (fcvtmu): Split as...
2614 (lflooruv2sf, lflooruv4sf, lflooruv2df, lfloorusf, lfloorudf): ...This.
2615 (lfrintnv2sf, lfrintnv4sf, lfrintnv2df, lfrintnsf, lfrintndf): New.
2616 (lfrintnuv2sf, lfrintnuv4sf, lfrintnuv2df): Likewise.
2617 (lfrintnusf, lfrintnudf): Likewise.
2618 * config/aarch64/aarch64-simd.md
2619 (l<fcvt_pattern><su_optab><fcvt_target><VDQF:mode>2): Convert to
2620 define_insn.
2621 (aarch64_fcvt<frint_suffix><su><mode>): Remove.
2622 * config/aarch64/iterators.md (FCVT): Include UNSPEC_FRINTN.
2623 (fcvt_pattern): Likewise.
2625 2013-04-29 James Greenhalgh <james.greenhalgh@arm.com>
2627 * config/aarch64/aarch64-simd.md
2628 (l<fcvt_pattern><su_optab><fcvt_target><VDQF:mode>2): Rename to...
2629 (l<fcvt_pattern><su_optab><VDQF:mode><fcvt_target>2): ... This.
2631 2013-04-29 James Greenhalgh <james.greenhalgh@arm.com>
2633 * config/aarch64/arm_neon.h (vrndq<a,m,n,p>_f<32, 64>): Rename to...
2634 (vrnd<a,m,n,p>q_f<32, 64>): ...This, implement using builtin.
2635 (vrnd<a,m,n,p>_f32): Implement using builtins.
2636 (vrnd<i,x><q>_f<32, 64>): New.
2638 2013-04-29 James Greenhalgh <james.greenhalgh@arm.com>
2640 * config/aarch64/aarch64-builtins.c
2641 (aarch64_builtin_vectorized_function): Fold to standard pattern names.
2642 * config/aarch64/aarch64-simd-builtins.def (frintn): New.
2643 (frintz): Rename to...
2644 (btrunc): ...this.
2645 (frintp): Rename to...
2646 (ceil): ...this.
2647 (frintm): Rename to...
2648 (floor): ...this.
2649 (frinti): Rename to...
2650 (nearbyint): ...this.
2651 (frintx): Rename to...
2652 (rint): ...this.
2653 (frinta): Rename to...
2654 (round): ...this.
2655 * config/aarch64/aarch64-simd.md
2656 (aarch64_frint<frint_suffix><mode>): Delete.
2657 (<frint_pattern><mode>2): Convert to insn.
2658 * config/aarch64/aarch64.md (unspec): Add UNSPEC_FRINTN.
2659 * config/aarch64/iterators.md (FRINT): Add UNSPEC_FRINTN.
2660 (frint_pattern): Likewise.
2661 (frint_suffix): Likewise.
2663 2013-04-29 Richard Biener <rguenther@suse.de>
2665 PR tree-optimization/57081
2666 * loop-init.c: Include tree-flow.h.
2667 (loop_optimizer_finalize): Free number of iteration estimates.
2668 * Makefile.in (loop-init.o): Add $(TREE_FLOW_H) dependency.
2670 2013-04-29 Jakub Jelinek <jakub@redhat.com>
2672 PR tree-optimization/57083
2673 * tree-vrp.c (extract_range_from_binary_expr_1): For LSHIFT_EXPR with
2674 non-singleton shift count range, zero extend low_bound for uns case.
2676 * config/i386/predicates.md (general_vector_operand): New predicate.
2677 * config/i386/i386.c (const_vector_equal_evenodd_p): New function.
2678 (ix86_expand_mul_widen_evenodd): Force op1 resp. op2 into register
2679 if they aren't nonimmediate operands. If their original values
2680 satisfy const_vector_equal_evenodd_p, don't shift them.
2681 * config/i386/sse.md (mul<mode>3): Use general_vector_operand
2682 predicates. For the SSE4.1 case force operands[{1,2}] into registers
2683 if not nonimmediate_operand.
2684 (vec_widen_smult_even_v4si): Use nonimmediate_operand predicates
2685 instead of register_operand.
2686 (vec_widen_<s>mult_odd_<mode>): Use general_vector_operand predicates.
2688 2013-04-28 Eric Botcazou <ebotcazou@adacore.com>
2690 * stor-layout.c (finalize_size_functions): Allocate a structure and
2691 reset cfun before dumping the functions.
2693 2013-04-27 Jakub Jelinek <jakub@redhat.com>
2695 * config/i386/i386.c (ix86_expand_call): Make cregs_size unsigned.
2697 PR target/56866
2698 * config/i386/i386.c (ix86_expand_mul_widen_evenodd): Don't
2699 use xop_pmacsdqh if uns_p.
2700 * config/i386/sse.md (xop_rotr<mode>3): Fix up computation of
2701 the immediate rotate count.
2703 2013-04-26 Vladimir Makarov <vmakarov@redhat.com>
2705 * rtl.h (struct rtx_def): Add comment for field jump.
2706 (LRA_SUBREG_P): New macro.
2707 * recog.c (register_operand): Check LRA_SUBREG_P.
2708 * lra.c (lra): Add note at the end of RTL code. Align non-empty
2709 stack frame.
2710 * lra-spills.c (lra_spill): Align stack after spilling pseudos.
2711 (lra_final_code_change): Skip subreg change for operators.
2712 * lra-eliminations.c (eliminate_regs_in_insn): Make return earlier
2713 if there are no operand changes.
2714 * lra-constraints.c (curr_insn_set): New.
2715 (match_reload): Set LRA_SUBREG_P.
2716 (emit_spill_move): Ditto.
2717 (check_and_process_move): Use curr_insn_set. Process only single
2718 set insns. Don't initialize sec_mem_p and change_p.
2719 (simplify_operand_subreg): Use LRA_SUBREG_P.
2720 (reg_in_class_p): New function.
2721 (process_alt_operands): Use it. Use #if HAVE_ATTR_enabled instead
2722 of #ifdef. Add code to remove cycling.
2723 (process_address): Check EXTRA_CONSTRAINT_STR. Process even if
2724 non-null disp. Reload inner instead of disp when base and index
2725 are null. Try to put lo_sum into register.
2726 (EBB_PROBABILITY_CUTOFF): Redefine probability in percents.
2727 (check_and_process_move): Move code for move cost check to
2728 simple_move_p. Remove equiv_substitution.
2729 (simple_move_p): New function.
2730 (curr_insn_transform): Initialize sec_mem_p and change_p. Set up
2731 curr_insn_set. Call check_and_process_move only for single set
2732 insns. Use the new function. Move call of check_and_process_move
2733 after operand equiv substitution and address process.
2735 2013-04-26 Jakub Jelinek <jakub@redhat.com>
2737 PR go/57045
2738 * tree-ssa-uninit.c (compute_uninit_opnds_pos): In functions
2739 with nonlocal goto receivers or returns twice calls, ignore
2740 unininitialized values from abnormal edges to nl goto receiver
2741 or returns twice call.
2743 2013-04-26 Jakub Jelinek <jakub@redhat.com>
2745 PR tree-optimization/57051
2746 * fold-const.c (const_binop): Handle VEC_LSHIFT_EXPR
2747 and VEC_RSHIFT_EXPR if shift count is a multiple of element
2748 bitsize.
2750 2013-04-26 Richard Biener <rguenther@suse.de>
2752 * omp-low.c (finalize_task_copyfn): Do not drop PROP_loops.
2753 (expand_omp_taskreg): Likewise. Mark loops for fixup.
2754 * tree-cfg.c (move_block_to_fn): Remap loop fathers.
2755 (fixup_loop_arrays_after_move): New function.
2756 (move_sese_region_to_fn): Properly outline the loop tree parts
2757 of the SESE region.
2759 2013-04-26 Uros Bizjak <ubizjak@gmail.com>
2761 * config/i386/i386.md (type, unit): Fix long lines.
2763 2013-04-26 Richard Biener <rguenther@suse.de>
2765 * Makefile.in (lto-streamer-in.o): Add $(CFGLOOP_H) dependency.
2766 (lto-streamer-out.o): Likewise.
2767 * cfgloop.c (init_loops_structure): Export, add struct function
2768 argument and adjust.
2769 (flow_loops_find): Adjust.
2770 * cfgloop.h (enum loop_estimation): Add EST_LAST.
2771 (init_loops_structure): Declare.
2772 * lto-streamer-in.c: Include cfgloop.h.
2773 (input_cfg): Input the loop tree.
2774 * lto-streamer-out.c: Include cfgloop.h.
2775 (output_cfg): Output the loop tree.
2776 (output_struct_function_base): Do not drop PROP_loops.
2778 2013-03-26 Richard Biener <rguenther@suse.de>
2780 * tree-cfg.c (execute_build_cfg): Build the loop tree.
2781 (pass_build_cfg): Provide PROP_loops.
2782 (move_sese_region_to_fn): Remove loops that are outlined into fn
2783 for now.
2784 * tree-inline.c: Include cfgloop.h.
2785 (initialize_cfun): Do not drop PROP_loops.
2786 (copy_loops): New function.
2787 (copy_cfg_body): Copy loop structure.
2788 (tree_function_versioning): Initialize destination loop tree.
2789 * tree-ssa-loop.c (pass_tree_loop_init): Do not provide PROP_loops.
2790 (pass_parallelize_loops): Do IL verification.
2791 * loop-init.c (loop_optimizer_init): Fixup loops if required.
2792 * tree-optimize.c (execute_fixup_cfg): If we need to cleanup
2793 the CFG make sure we fixup loops as well.
2794 * tree-ssa-tail-merge.c: Include cfgloop.h.
2795 (replace_block_by): When merging loop latches mark loops for fixup.
2796 * lto-streamer-out.c (output_struct_function_base): Drop
2797 PROP_loops for now.
2798 * tree-ssa-phiopt.c: Include tree-scalar-evolution.h.
2799 (tree_ssa_cs_elim): Initialize the loop optimizer and SCEV.
2800 * ipa-split.c: Include cfgloop.h.
2801 (split_function): Add the new return block to the loop tree root.
2802 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Return
2803 whether we have removed the forwarder block.
2804 (merge_phi_nodes): If we removed a forwarder mark loops for fixup.
2805 * cfgloop.h (place_new_loop): Declare.
2806 * cfgloopmanip.c (place_new_loop): Export.
2807 * Makefile.in (asan.o): Add $(CFGLOOP_H) dependency.
2808 (tree-switch-conversion.o): Likewise.
2809 (tree-complex.o): Likewise.
2810 (tree-inline.o): Likewise.
2811 (tree-ssa-tailmerge.o): Likewise.
2812 (ipa-split.o): Likewise.
2813 (tree-ssa-phiopt.o): Add $(SCEV_H) dependency.
2814 (tree-ssa-copy.o): Likewise.
2815 * tree-switch-conversion.c: Include cfgloop.h
2816 (process_switch): If we emit a bit-test cascade, schedule loops
2817 for fixup.
2818 * tree-complex.c: Include cfgloop.h.
2819 (expand_complex_div_wide): Properly add new basic-blocks to loops.
2820 * asan.c: Include cfgloop.h.
2821 (create_cond_insert_point): Properly add new basic-blocks to
2822 loops, schedule loop fixup.
2823 * cfgloop.c (verify_loop_structure): Check that looks are not
2824 marked for fixup.
2825 * omp-low.c (expand_parallel_call): Properly add new basic-blocks
2826 to loops.
2827 (expand_omp_for_generic): Likewise.
2828 (expand_omp_sections): Likewise.
2829 (expand_omp_atomic_pipeline): Schedule loops for fixup.
2830 * tree-ssa-copy.c: Include tree-scalar-evolution.h.
2831 (fini_copy_prop): Disable DCE in substitute_and_fold if SCEV
2832 is initialized, not when loops are present.
2833 * tree-parloops.c (parallelize_loops): Remove checking here.
2834 * passes.c (init_optimization_passes): Schedule a copy-propagation
2835 pass before complete unrolling of inner loops.
2837 2013-04-26 Jakub Jelinek <jakub@redhat.com>
2839 * Makefile.in (toplev.o): Depend on diagnostic-color.h.
2840 * diagnostic-color.c (should_colorize): Remove _WIN32 version.
2841 (colorize_init): Add argument to _WIN32 version.
2842 * toplev.c: Include diagnostic-color.h.
2843 (process_options): Default to -fdiagnostics-color=auto if
2844 GCC_COLORS env var is in the environment.
2845 * common.opt (fdiagnostics-color=): Add Var and Init.
2846 * doc/invoke.texi (-fdiagnostics-color=): Document that if GCC_COLORS
2847 env var is in the environment, the default is auto rather than never.
2849 * diagnostic.h (file_name_as_prefix): Add context argument.
2850 * diagnostic.c (file_name_as_prefix): Likewise. Colorize
2851 the string as locus.
2852 * langhooks.c (lhd_print_error_function): Adjust caller.
2854 2013-04-25 Lawrence Crowl <crowl@google.com>
2856 * var-tracking.c (shared_hash_def::htab):
2857 Change type to hash_table. Update dependent calls and types.
2859 2013-04-25 Lawrence Crowl <crowl@google.com>
2861 * Makefile.in: Update as needed below.
2863 * alloc-pool.c (static hash_table <alloc_pool_hasher> alloc_pool_hash):
2864 Move declaration to after the type's method definitons.
2866 * attribs.c (htab_t scoped_attributes::attribute_hash):
2867 Change type to hash_table. Update dependent calls and types.
2869 * bitmap.c (htab_t bitmap_desc_hash):
2870 Change type to hash_table. Update dependent calls and types.
2872 * cselib.c (htab_t cselib_hash_table):
2873 Change type to hash_table. Update dependent calls and types.
2875 * data-streamer.h (struct string_slot): Move to lto-streamer.h.
2876 (hash_string_slot_node): Move implementation into lto-streamer.h
2877 struct string_slot_hasher.
2878 (eq_string_slot_node): Likewise.
2880 * data-streamer-out.c: Update output_block::string_hash_table
2881 dependent calls and types.
2883 * dwarf2cfi.c (htab_t trace_index):
2884 Change type to hash_table. Update dependent calls and types.
2886 * dwarf2out.c (htab_t break_out_includes::cu_hash_table):
2887 Change type to hash_table. Update dependent calls and types.
2888 (htab_t copy_decls_for_unworthy_types::decl_table): Likewise.
2889 (htab_t optimize_external_refs::map): Likewise.
2890 (htab_t output_comp_unit::extern_map): Likewise.
2891 (htab_t output_comdat_type_unit::extern_map): Likewise.
2892 (htab_t output_macinfo::macinfo_htab): Likewise.
2893 (htab_t optimize_location_lists::htab): Likewise.
2894 (htab_t dwarf2out_finish::comdat_type_table): Likewise.
2896 * except.c (htab_t ehspec_hash_type):
2897 Change type to hash_table. Update dependent calls and types.
2898 (assign_filter_values::ttypes): Likewise.
2899 (assign_filter_values::ehspec): Likewise.
2900 (sjlj_assign_call_site_values::ar_hash): Likewise.
2901 (convert_to_eh_region_ranges::ar_hash): Likewise.
2903 * gcse.c (htab_t pre_ldst_table):
2904 Change type to hash_table. Update dependent calls and types.
2906 * ggc-common.c (htab_t saving_htab):
2907 Change type to hash_table. Update dependent calls and types.
2908 (htab_t loc_hash): Likewise.
2909 (htab_t ptr_hash): Likewise.
2910 (call_count): Rename ggc_call_count.
2911 (call_alloc): Rename ggc_call_alloc.
2912 (loc_descriptor): Rename make_loc_descriptor.
2913 (add_statistics): Rename ggc_add_statistics.
2915 * ggc-common.c (saving_htab):
2916 Change type to hash_table. Update dependent calls and types.
2918 * gimple.h (struct gimplify_ctx): Move to gimplify-ctx.h.
2919 (push_gimplify_context): Likewise.
2920 (pop_gimplify_context): Likewise.
2921 (struct gimple_temp_hash_elt): Added.
2922 (struct gimplify_hasher): Likewise.
2923 (struct gimplify_ctx.temp_htab):
2924 Change type to hash_table. Update dependent calls and types.
2926 * gimple-fold.c: Include gimplify-ctx.h.
2928 * gimple-ssa-strength-reduction.c (htab_t base_cand_map):
2929 Change type to hash_table. Update dependent calls and types.
2930 (base_cand_dump_callback): Rename to ssa_base_cand_dump_callback to
2931 avoid potential global name collision.
2933 * gimplify.c: Include gimplify-ctx.h.
2934 (struct gimple_temp_hash_elt): Move to gimplify-ctx.h.
2935 (htab_t gimplify_ctx::temp_htab):
2936 Update dependent calls and types for new type hash_table.
2937 (gimple_tree_hash): Move into gimplify_hasher in gimplify-ctx.h.
2938 (gimple_tree_eq): Move into gimplify_hasher in gimplify-ctx.h.
2940 * gimplify-ctx.h: New.
2941 (struct gimple_temp_hash_elt): Move from gimplify.c.
2942 (class gimplify_hasher): New.
2943 (struct gimplify_ctx): Move from gimple.h.
2944 (htab_t gimplify_ctx::temp_htab):
2945 Change type to hash_table. Update dependent calls and types.
2947 * graphite-clast-to-gimple.c: Include graphite-htab.h.
2948 (htab_t ivs_params::newivs_index):
2949 Change type to hash_table. Update dependent calls and types.
2950 (htab_t ivs_params::params_index): Likewise.
2951 (htab_t print_generated_program::params_index): Likewise.
2952 (htab_t gloog::newivs_index): Likewise.
2953 (htab_t gloog::params_index): Likewise.
2955 * graphite.c: Include graphite-htab.h.
2956 4htab_t graphite_transform_loops::bb_pbb_mapping):
2957 Change type to hash_table. Update dependent calls and types.
2959 * graphite-clast-to-gimple.h: (extern gloog) Move to graphite-htab.h.
2960 (bb_pbb_map_hash): Fold into bb_pbb_htab_type in graphite-htab.h.
2961 (eq_bb_pbb_map): Fold into bb_pbb_htab_type in graphite-htab.h.
2963 * graphite-dependences.c: Include graphite-htab.h.
2964 (loop_is_parallel_p): Change hash table type of parameter.
2966 * graphite-htab.h: New.
2967 (typedef hash_table <bb_pbb_hasher> bb_pbb_htab_type): New.
2968 (extern find_pbb_via_hash): Move from graphite-poly.h.
2969 (extern loop_is_parallel_p): Move from graphite-poly.h.
2970 (extern get_loop_body_pbbs): Move from graphite-poly.h.
2972 * graphite-poly.h (extern find_pbb_via_hash): Move to graphite-htab.h.
2973 (extern loop_is_parallel_p): Move to graphite-htab.h.
2974 (extern get_loop_body_pbbs): Move to graphite-htab.h.
2976 * haifa-sched.c (htab_t delay_htab):
2977 Change type to hash_table. Update dependent calls and types.
2978 (htab_t delay_htab_i2): Likewise.
2980 * ira-color.c (htab_t allocno_hard_regs_htab):
2981 Change type to hash_table. Update dependent calls and types.
2983 * ira-costs.c (htab_t cost_classes_htab):
2984 Change type to hash_table. Update dependent calls and types.
2986 * loop-invariant.c (htab_t merge_identical_invariants::eq):
2987 Change type to hash_table. Update dependent calls and types.
2989 * loop-iv.c (htab_t bivs):
2990 Change type to hash_table. Update dependent calls and types.
2992 * loop-unroll.c (htab_t opt_info::insns_to_split):
2993 Change type to hash_table. Update dependent calls and types.
2994 (htab_t opt_info::insns_with_var_to_expand): Likewise.
2996 * lto-streamer.h (struct string_slot): Move from data-streamer.h
2997 (struct string_slot_hasher): New.
2998 (htab_t output_block::string_hash_table):
2999 Change type to hash_table. Update dependent calls and types.
3001 * lto-streamer-in.c (freeing_string_slot_hasher): New.
3002 (htab_t file_name_hash_table):
3003 Change type to hash_table. Update dependent calls and types.
3005 * lto-streamer-out.c: Update output_block::string_hash_table dependent
3006 calls and types.
3008 * lto-streamer.c (htab_t tree_htab):
3009 Change type to hash_table. Update dependent calls and types.
3011 * omp-low.c: Include gimplify-ctx.h.
3013 * passes.c (htab_t name_to_pass_map):
3014 Change type to hash_table. Update dependent calls and types.
3015 (pass_traverse): Rename to passes_pass_traverse.
3017 * plugin.c (htab_t event_tab):
3018 Change type to hash_table. Update dependent calls and types.
3020 * postreload-gcse.c (htab_t expr_table):
3021 Change type to hash_table. Update dependent calls and types.
3022 (dump_hash_table_entry): Rename dump_expr_hash_table_entry.
3024 * sese.c (debug_rename_map_1): Make extern.
3025 (htab_t copy_bb_and_scalar_dependences::rename_map):
3026 Change type to hash_table. Update dependent calls and types.
3028 * sese.h (extern debug_rename_map): Move to .c file.
3030 * store-motion.c (htab_t store_motion_mems_table):
3031 Change type to hash_table. Update dependent calls and types.
3033 * trans-mem.c (htab_t tm_new_mem_hash):
3034 Change type to hash_table. Update dependent calls and types.
3036 * tree-browser.c (htab_t TB_up_ht):
3037 Change type to hash_table. Update dependent calls and types.
3039 * tree-cfg.c (htab_t discriminator_per_locus):
3040 Change type to hash_table. Update dependent calls and types.
3042 * tree-complex.c: Include tree-hasher.h
3043 (htab_t complex_variable_components):
3044 Change type to hash_table. Update dependent calls and types.
3046 * tree-eh.c (htab_t finally_tree):
3047 Change type to hash_table. Update dependent calls and types.
3049 * tree-flow.h (extern int_tree_map_hash): Moved into tree-hasher
3050 struct int_tree_hasher.
3051 (extern int_tree_map_eq): Likewise.
3052 (uid_decl_map_hash): Removed.
3053 (extern decl_tree_map_eq): Likewise.
3055 * tree-hasher.h: New.
3056 (struct int_tree_hasher): New.
3057 (typedef int_tree_htab_type): New.
3059 * tree-inline.c: Include gimplify-ctx.h.
3061 * tree-mudflap.c: Include gimplify-ctx.h.
3063 * tree-parloops.c: Include tree-hasher.h.
3064 (htab_t eliminate_local_variables_stmt::decl_address):
3065 Change type to hash_table. Update dependent calls and types.
3066 (htab_t separate_decls_in_region::decl_copies): Likewise.
3068 * tree-scalar-evolution.c (htab_t resolve_mixers::cache):
3069 Change type to hash_table. Update dependent calls and types.
3071 * tree-sra.c (candidates):
3072 Change type to hash_table. Update dependent calls and types.
3074 * tree-ssa.c (int_tree_map_eq): Moved into struct int_tree_hasher
3075 in tree-flow.h.
3076 (int_tree_map_hash): Likewise.
3078 * tree-ssa-dom.c (htab_t avail_exprs):
3079 Change type to hash_table. Update dependent calls and types.
3081 * tree-ssa-live.c (var_map_base_init::tree_to_index):
3082 Change type to hash_table. Update dependent calls and types.
3084 * tree-ssa-loop-ivopts.c (struct ivopts_data.inv_expr_tab):
3085 Change type to hash_table. Update dependent calls and types.
3087 * tree-ssa-phiopt.c (seen_ssa_names):
3088 Change type to hash_table. Update dependent calls and types.
3090 * tree-ssa-strlen.c (decl_to_stridxlist_htab):
3091 Change type to hash_table. Update dependent calls and types.
3093 * tree-ssa-uncprop.c (equiv):
3094 Change type to hash_table. Update dependent calls and types.
3096 2013-04-25 Jakub Jelinek <jakub@redhat.com>
3098 PR rtl-optimization/57003
3099 * regcprop.c (copyprop_hardreg_forward_1): If ksvd.ignore_set_reg,
3100 call note_stores with kill_clobbered_value callback again after
3101 killing regs_invalidated_by_call.
3103 2013-04-25 James Greenhalgh <james.greenhalgh@arm.com>
3105 * config/aarch64/aarch64-simd.md
3106 (aarch64_simd_bsl<mode>_internal): Rewrite RTL to not use UNSPEC_BSL.
3107 (aarch64_simd_bsl<mode>): Likewise.
3108 * config/aarch64/iterators.md (unspec): Remove UNSPEC_BSL.
3110 2013-04-25 Marek Polacek <polacek@redhat.com>
3112 PR tree-optimization/57066
3113 * builtins.c (fold_builtin_logb): Return +Inf for -Inf.
3115 2013-04-25 James Greenhalgh <jame.greenhalgh@arm.com>
3117 * config/aarch64/aarch64-simd.md (neg<mode>2): Use VDQ iterator.
3119 2013-04-25 James Greenhalgh <james.greenhalgh@arm.com>
3121 * config/aarch64/aarch64-builtins.c
3122 (aarch64_fold_builtin): New.
3123 * config/aarch64/aarch64-protos.h (aarch64_fold_builtin): New.
3124 * config/aarch64/aarch64.c (TARGET_FOLD_BUILTIN): Define.
3125 * config/aarch64/aarch64-simd-builtins.def (abs): New.
3126 * config/aarch64/arm_neon.h
3127 (vabs<q>_<f32, 64>): Implement using __builtin_aarch64_fabs.
3129 2013-04-25 James Greenhalgh <james.greenhalgh@arm.com>
3130 Tejas Belagod <tejas.belagod@arm.com>
3132 * config/aarch64/aarch64-builtins.c
3133 (aarch64_gimple_fold_builtin): New.
3134 * config/aarch64/aarch64-protos.h (aarch64_gimple_fold_builtin): New.
3135 * config/aarch64/aarch64-simd-builtins.def (addv): New.
3136 * config/aarch64/aarch64-simd.md (addpv4sf): New.
3137 (addvv4sf): Update.
3138 * config/aarch64/aarch64.c (TARGET_GIMPLE_FOLD_BUILTIN): Define.
3140 2013-04-25 Naveen H.S <Naveen.Hurugalawadi@caviumnetworks.com>
3142 * config/aarch64/aarch64.md
3143 (*cmp_swp_<optab><ALLX:mode>_shft_<GPI:mode>): New pattern.
3145 2013-04-25 Naveen H.S <Naveen.Hurugalawadi@caviumnetworks.com>
3147 * config/aarch64/aarch64.md (*ngc<mode>): New pattern.
3148 (*ngcsi_uxtw): New pattern.
3150 2013-04-25 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3151 Julian Brown <julian@codesourcery.com>
3153 * config/arm/arm.c (neon_builtin_type_mode): Add T_V4HF.
3154 (TB_DREG): Add T_V4HF.
3155 (v4hf_UP): New macro.
3156 (neon_itype): Add NEON_FLOAT_WIDEN, NEON_FLOAT_NARROW.
3157 (arm_init_neon_builtins): Handle NEON_FLOAT_WIDEN, NEON_FLOAT_NARROW.
3158 Handle initialisation of V4HF. Adjust initialisation of reinterpret
3159 built-ins.
3160 (arm_expand_neon_builtin): Handle NEON_FLOAT_WIDEN, NEON_FLOAT_NARROW.
3161 (arm_vector_mode_supported_p): Handle V4HF.
3162 (arm_mangle_map): Handle V4HFmode.
3163 * config/arm/arm.h (VALID_NEON_DREG_MODE): Add V4HF.
3164 * config/arm/arm_neon_builtins.def: Add entries for
3165 vcvtv4hfv4sf, vcvtv4sfv4hf.
3166 * config/arm/neon.md (neon_vcvtv4sfv4hf): New pattern.
3167 (neon_vcvtv4hfv4sf): Likewise.
3168 * config/arm/neon-gen.ml: Handle half-precision floating point
3169 features.
3170 * config/arm/neon-testgen.ml: Handle Requires_FP_bit feature.
3171 * config/arm/arm_neon.h: Regenerate.
3172 * config/arm/neon.ml (type elts): Add F16.
3173 (type vectype): Add T_float16x4, T_floatHF.
3174 (type vecmode): Add V4HF.
3175 (type features): Add Requires_FP_bit feature.
3176 (elt_width): Handle F16.
3177 (elt_class): Likewise.
3178 (elt_of_class_width): Likewise.
3179 (mode_of_elt): Refactor.
3180 (type_for_elt): Handle F16, fix error messages.
3181 (vectype_size): Handle T_float16x4.
3182 (vcvt_sh): New function.
3183 (ops): Add entries for vcvt_f16_f32, vcvt_f32_f16.
3184 (string_of_vectype): Handle T_floatHF, T_float16, T_float16x4.
3185 (string_of_mode): Handle V4HF.
3186 * doc/arm-neon-intrinsics.texi: Regenerate.
3188 2013-04-25 James Greenhalgh <james.greenhalgh@arm.com>
3190 * config/aarch64/aarch64.c (aarch64_print_operand): Fix asm_fprintf
3191 format specifier in 'X' case.
3193 2013-04-25 Alan Modra <amodra@gmail.com>
3195 PR target/57052
3196 * config/rs6000/rs6000.md (rotlsi3_internal7): Rename to
3197 rotlsi3_internal7le and condition on !BYTES_BIG_ENDIAN.
3198 (rotlsi3_internal8be): New BYTES_BIG_ENDIAN insn.
3199 Repeat for many other rotate/shift and mask patterns using subregs.
3200 Name lshiftrt insns.
3201 (ashrdisi3_noppc64): Rename to ashrdisi3_noppc64be and condition
3202 on WORDS_BIG_ENDIAN.
3204 2013-04-25 Alan Modra <amodra@gmail.com>
3206 * config.gcc: Support little-endian powerpc-linux targets.
3207 * config/rs6000/linux.h (LINK_OS_LINUX_EMUL): Define.
3208 (LINK_OS_LINUX_SPEC): Define.
3209 * config/rs6000/linuxspe.h (TARGET_DEFAULT):
3210 Preserve MASK_LITTLE_ENDIAN.
3211 * config/rs6000/default64.h (TARGET_DEFAULT): Likewise.
3212 * config/rs6000/linuxaltivec.h (TARGET_DEFAULT): Likewise.
3213 * config/rs6000/linux64.h (OPTION_LITTLE_ENDIAN): Don't zero.
3214 (LINK_OS_LINUX_EMUL32, LINK_OS_LINUX_EMUL64): Define.
3215 (LINK_OS_LINUX_SPEC32, LINK_OS_LINUX_SPEC64): Use above.
3216 * config/rs6000/rs6000.c (output_toc): Don't use .tc for TARGET_ELF.
3217 Correct fp word order for little-endian. Don't shift toc entries
3218 smaller than a word for little-endian.
3219 * config/rs6000/rs6000.md (bswaphi2, bswapsi2 split): Comment.
3220 (bswapdi2 splits): Correct low-part subreg for little-endian.
3221 Remove wrong BYTES_BIG_ENDIAN tests, and rename vars to remove
3222 low/high where such is correct only for be.
3223 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Allow
3224 little-endian for -mcall-aixdesc.
3226 2013-04-25 Alan Modra <amodra@gmail.com>
3228 * config/rs6000/rs6000.c (rs6000_secondary_reload_inner): Use
3229 replace_equiv_address_nv.
3231 2013-04-25 Alan Modra <amodra@gmail.com>
3233 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Tidy.
3235 2013-04-24 Vladimir Makarov <vmakarov@redhat.com>
3237 Revert:
3238 2013-04-24 Vladimir Makarov <vmakarov@redhat.com>
3239 * rtl.h (struct rtx_def): ...
3241 2013-04-24 Vladimir Makarov <vmakarov@redhat.com>
3243 PR rtl-optimizations/57046
3244 * lra-constraints (split_reg): Set up lra_risky_transformations_p
3245 for multi-reg splits.
3247 2013-04-24 H.J. Lu <hongjiu.lu@intel.com>
3249 * config/i386/x86-64.h (ASM_SPEC): Support -mx32.
3251 2013-04-24 Sterling Augustine <saugustine@google.com>
3253 * dwarf2out.c (skeleton_debug_str_hash, add_skeleton_AT_string)
3254 (comp_dir_string, debug_str_dwo_section): New.
3255 (DEBUG_STR_DWO_SECTION): Rename to ...
3256 (DEBUG_DWO_STR_SECTION): ... this.
3257 (DEBUG_NORM_STR_SECTION): Delete.
3258 (DEBUG_STR_SECTION, DEBUG_STR_SECTION_FLAGS): Edit definitions.
3259 (DEBUG_STR_DWO_SECTION_FLAGS): New.
3260 (find_AT_string): Move most logic to ...
3261 (find_AT_string_in_table): ... here. New.
3262 (add_top_level_skeleton_die_attrs): Call comp_dir_string and
3263 add_skeleton_AT_string. Delete logic.
3264 (output_skeleton_debug_sections): Remove call to
3265 add_top_level_skeleton_die_attrs.
3266 (add_comp_dir_attribute): Move logic to comp_dir_string.
3267 (dwarf2out_init): Initialize debug_str_dwo_section.
3268 (output_indirect_string): Call find_string_form.
3269 (output_indirect_strings): Rewrite.
3270 (prune_unused_types): Empty skeleton_debug_str_hash.
3271 Call get_skeleton_type_unit and add_top_level_skeleton_die_attrs.
3272 (dwarf2out_finish): Call output_indirect_strings.
3274 2013-04-24 Paolo Carlini <paolo.carlini@oracle.com>
3276 * doc/cpp.texi: Remove __GXX_EXPERIMENTAL_CXX1Y__.
3278 2013-04-24 Vladimir Makarov <vmakarov@redhat.com>
3280 * rtl.h (struct rtx_def): Add comment for field jump.
3281 (LRA_SUBREG_P): New macro.
3282 * recog.c (register_operand): Check LRA_SUBREG_P.
3283 * lra.c (lra): Add note at the end of RTL code. Align non-empty
3284 stack frame.
3285 * lra-spills.c (lra_spill): Align stack after spilling pseudos.
3286 (lra_final_code_change): Skip subreg change for operators.
3287 * lra-eliminations.c (eliminate_regs_in_insn): Make return earlier
3288 if there are no operand changes.
3289 * lra-constraints.c (curr_insn_set): New.
3290 (match_reload): Set LRA_SUBREG_P.
3291 (emit_spill_move): Ditto.
3292 (check_and_process_move): Use curr_insn_set. Process only single
3293 set insns. Don't initialize sec_mem_p and change_p.
3294 (simplify_operand_subreg): Use LRA_SUBREG_P.
3295 (reg_in_class_p): New function.
3296 (process_alt_operands): Use it. Use #if HAVE_ATTR_enabled instead
3297 of #ifdef. Add code to remove cycling.
3298 (process_address): Check EXTRA_CONSTRAINT_STR. Process even if
3299 non-null disp. Reload inner instead of disp when base and index
3300 are null. Try to put lo_sum into register.
3301 (EBB_PROBABILITY_CUTOFF): Redefine probability in percents.
3302 (check_and_process_move): Move code for move cost check to
3303 simple_move_p. Remove equiv_substitution.
3304 (simple_move_p): New function.
3305 (curr_insn_transform): Initialize sec_mem_p and change_p. Set up
3306 curr_insn_set. Call check_and_process_move only for single set
3307 insns. Use the new function. Move call of check_and_process_move
3308 after operand equiv substitution and address process.
3310 2013-04-24 James Greenhalgh <james.greenhalgh@arm.com>
3312 * config/aarch64/arm_neon.h (vld1<q>_lane*): Fix constraints.
3313 (vld1<q>_dup_<sufp><8, 16, 32, 64>): Likewise.
3314 (vld1<q>_<sufp><8, 16, 32, 64>): Likewise.
3316 2013-04-24 Paolo Carlini <paolo.carlini@oracle.com>
3318 * doc/cpp.texi: Document __GXX_EXPERIMENTAL_CXX1Y__.
3320 2013-04-24 Marek Polacek <polacek@redhat.com>
3322 * tree-scalar-evolution.h (analyze_scalar_evolution): Remove.
3323 * tree-scalar-evolution.c (get_exit_conditions_rec): Likewise.
3324 (select_loops_exit_conditions): Likewise.
3325 (number_of_iterations_for_all_loops): Likewise.
3326 (analyze_scalar_evolution_for_all_loop_phi_nodes): Likewise.
3327 (scev_analysis): Likewise.
3329 2013-04-02 Catherine Moore <clm@codesourcery.com>
3330 Chao-ying Fu <fu@mips.com>
3332 * config/mips/micromips.md (jraddiusp): New pattern.
3333 * config/mips/mips.c (mips_expand_epilogue): Use the JRADDIUSP
3334 instruction if possible.
3336 2013-04-24 Alan Modra <amodra@gmail.com>
3338 * config/rs6000/driver-rs6000.c (elf_dcachebsize): Fix comment pasto.
3340 2013-04-24 Julian Brown <julian@codesourcery.com>
3341 Chung-Lin Tang <cltang@codesourcery.com>
3343 * dwarf2out.c (gen_enumeration_type_die): Fix HOST_BITS_PER_WIDE_INT
3344 dependency behavior in enumeration type DIE generation. Add TODO note
3345 to comments about future DW_FORM_sdata/udata re-work of related code.
3347 2013-04-23 Lawrence Crowl <crowl@google.com>
3349 * Makefile.in: Update as needed below.
3351 * hash-table.h (class hash_table):
3352 Correct many methods with parameter types compare_type to the correct
3353 value_type. (Correct code was unlikely to notice the change.)
3354 (hash_table::elements_with_deleted) New.
3355 (class hashtable::iterator): New.
3356 (hashtable::begin()): New.
3357 (hashtable::end()): New.
3358 (FOR_EACH_HASH_TABLE_ELEMENT): New.
3360 * statistics.c (statistics_hashes):
3361 Change type to hash_table. Update dependent calls and types.
3363 * tree-into-ssa.c (var_infos):
3364 Change type to hash_table. Update dependent calls and types.
3366 * tree-ssa-coalesce.c (struct coalesce_list_d.list):
3367 Change type to hash_table. Update dependent calls and types.
3369 * tree-ssa-loop-im.c (struct mem_ref.refs):
3370 Change type to hash_table. Update dependent calls and types.
3372 * tree-ssa-reassoc.c (undistribute_ops_list::ctable):
3373 Change type to hash_table. Update dependent calls and types.
3375 * tree-ssa-sccvn.c (vn_tables_s::nary):
3376 Change type to hash_table. Update dependent calls and types.
3377 (vn_tables_s::phis): Likewise.
3378 (vn_tables_s::references): Likewise.
3380 * tree-ssa-sccvn.h (vn_nary_op_eq): Update parameter and return types.
3381 (vn_reference_eq): Update parameter and return types.
3383 * tree-ssa-structalias.c (pointer_equiv_class_table):
3384 Change type to hash_table. Update dependent calls and types.
3385 (location_equiv_class_table): Likewise.
3387 * tree-vect-data-refs.c: Consequential changes for making
3388 peeling a hash_table.
3390 * tree-vect-loop.c (new_loop_vec_info): Dependent hash_table update.
3391 (destroy_loop_vec_info): Dependent hash_table update.
3393 * tree-vectorizer.h (peeling_htab):
3394 Change type to hash_table. Update dependent calls and types.
3396 2013-04-23 Shiva Chen <shiva0217@gmail.com>
3398 * lra-assigns.c (find_hard_regno_for): Use lra_reg_val_equal_p
3399 to check the register content is equal or not.
3400 * lra-constraints.c (match_reload): Use lra_assign_reg_val
3401 to assign register content record.
3402 * lra-eliminations.c (update_reg_eliminate): Use
3403 lra_update_reg_val_offset to update register content offset.
3404 * lra-int.h (struct lra_reg): Add offset member.
3405 (lra_reg_val_equal_p): New static inline function.
3406 (lra_update_reg_val_offset): New static inline function.
3407 (lra_assign_reg_val): New static inline function.
3408 * lra.c (lra_create_new_reg): Use lra_assign_reg_val
3409 to assign register content record.
3410 (initialize_lra_reg_info_element): Initial offset to zero.
3412 2013-04-23 Catherine Moore <clm@codesourcery.com>
3414 * config/mips/mips.md (*movhi_internal, *movqi_internal): New
3415 operands. Record compression.
3417 2013-04-23 Xinliang David Li <davidxl@google.com>
3419 * cfghhooks.c (dump_bb_for_graph): Support 'slim' graph dump.
3421 2013-04-23 Richard Biener <rguenther@suse.de>
3423 PR middle-end/57036
3424 * tree-inline.c (copy_edges_for_bb): Add can_make_abnormal_goto
3425 parameter, only add abnormal goto edges from the copied body
3426 if the call could perform abnormal gotos.
3427 (copy_cfg_body): Adjust.
3429 2013-04-23 Sofiane Naci <sofiane.naci@arm.com>
3431 * config/aarch64/aarch64.md (*mov<mode>_aarch64): Add simd attribute.
3433 2013-04-23 Andreas Schwab <schwab@linux-m68k.org>
3435 * coretypes.h (gimple_stmt_iterator): Add struct to make
3436 compatible with C.
3438 2013-04-23 Richard Biener <rguenther@suse.de>
3440 PR tree-optimization/57026
3441 * tree-vrp.c (simplify_conversion_using_ranges): Do not propagate
3442 from SSA names occuring in abnormal PHI nodes.
3444 2013-04-22 Andi Kleen <ak@linux.intel.com>
3446 * lto/lto.c (print_lto_report_1): Fix LTO report names.
3448 2013-04-22 Andi Kleen <ak@linux.intel.com>
3450 * lto/lto.c (print_lto_report_1): Declare early.
3451 (read_cgraph_and_symbols): Call print_lto_report_1 early.
3453 2013-04-22 Andi Kleen <ak@linux.intel.com>
3455 * common.opt (-flto-report-wpa): Add.
3456 * doc/invoke.texi (-flto-report-wpa): Add.
3457 * lto/lto.c (do_whole_program_analysis): Check for lto-report-wpa.
3458 (lto_main): dito.
3460 2013-04-22 Xinliang David Li <davidxl@google.com>
3462 * graph.c (draw_cfg_node_succ_edges): Add branch probility as label.
3463 * cfghhooks.c (dump_bb_for_graph): Dump profile count and frquency.
3464 * Makefile.in: New dependency
3466 David Daney <ddaney.cavm@gmail.com>
3468 * configure.ac (gcc_cv_as_micromips_support): Use the
3469 --fatal-warnings option.
3470 * configure: Regenerate.
3472 2013-04-22 Marek Polacek <polacek@redhat.com>
3474 PR sanitizer/56990
3475 * tsan.c (instrument_expr): Don't instrument expression
3476 in case its size is zero.
3478 2013-04-22 Uros Bizjak <ubizjak@gmail.com>
3480 PR target/57032
3481 Revert:
3482 2013-03-17 Uros Bizjak <ubizjak@gmail.com>
3484 * config/alpha/alpha.c (TARGET_LRA_P): New define.
3486 2013-04-22 James Greenhalgh <james.greenhalgh@arm.com>
3488 * coretypes.h (gimple_stmt_iterator_d): Forward declare.
3489 (gimple_stmt_iterator): New typedef.
3490 * gimple.h (gimple_stmt_iterator): Rename to...
3491 (gimple_stmt_iterator_d): ... This.
3492 * doc/tm.texi.in (TARGET_FOLD_BUILTIN): Detail restriction that
3493 trees be valid for GIMPLE and GENERIC.
3494 (TARGET_GIMPLE_FOLD_BUILTIN): New.
3495 * gimple-fold.c (gimple_fold_call): Call target hook
3496 gimple_fold_builtin.
3497 * hooks.c (hook_bool_gsiptr_false): New.
3498 * hooks.h (hook_bool_gsiptr_false): New.
3499 * target.def (fold_stmt): New.
3500 * doc/tm.texi: Regenerate.
3502 2013-04-22 Vladimir Makarov <vmakarov@redhat.com>
3504 PR target/57018
3505 * lra-eliminations.c (mark_not_eliminable): Prevent elimination of
3506 a set sp if no stack realignment.
3508 2013-04-22 Nick Clifton <nickc@redhat.com>
3510 * config.gcc (tilegx-linux): Extend extra_objs rather than
3511 overwriting it.
3512 (tilepro-linux): Likewise.
3514 2013-04-22 James Greenhalgh <james.greenhalgh@arm.com>
3516 * config/aarch64/aarch64-builtins.c
3517 (CF): Remove.
3518 (CF0, CF1, CF2, CF3, CF4, CF10): New.
3519 (VAR<1-12>): Add MAP parameter.
3520 (BUILTIN_*): Likewise.
3521 * config/aarch64/aarch64-simd-builtins.def: Set MAP parameter.
3522 * config/aarch64/aarch64-simd.md (aarch64_sshl_n<mode>): Remove.
3523 (aarch64_ushl_n<mode>): Likewise.
3524 (aarch64_sshr_n<mode>): Likewise.
3525 (aarch64_ushr_n<mode>): Likewise.
3526 (aarch64_<maxmin><mode>): Likewise.
3527 (aarch64_sqrt<mode>): Likewise.
3528 * config/aarch64/arm_neon.h (vshl<q>_n_*): Use new builtin names.
3529 (vshr<q>_n_*): Likewise.
3531 2013-04-22 James Greenhalgh <james.greenhalgh@arm.com>
3533 * config/aarch64/aarch64-builtins.c
3534 (aarch64_simd_builtin_type_mode): Handle SF types.
3535 (sf_UP): Define.
3536 (BUILTIN_GPF): Define.
3537 (aarch64_init_simd_builtins): Handle SF types.
3538 * config/aarch64/aarch64-simd-builtins.def (frecpe): Add support.
3539 (frecps): Likewise.
3540 (frecpx): Likewise.
3541 * config/aarch64/aarch64-simd.md
3542 (simd_types): Update simd_frcp<esx> to simd_frecp<esx>.
3543 (aarch64_frecpe<mode>): New.
3544 (aarch64_frecps<mode>): Likewise.
3545 * config/aarch64/aarch64.md (unspec): Add UNSPEC_FRECP<ESX>.
3546 (v8type): Add frecp<esx>.
3547 (aarch64_frecp<FRECP:frecp_suffix><mode>): New.
3548 (aarch64_frecps<mode>): Likewise.
3549 * config/aarch64/iterators.md (FRECP): New.
3550 (frecp_suffix): Likewise.
3551 * config/aarch64/arm_neon.h
3552 (vrecp<esx><qsd>_<fd><32, 64>): Convert to using builtins.
3554 2013-04-22 Christian Bruel <christian.bruel@st.com>
3556 PR target/56995
3557 * config/sh/sh.h (enum reg_class): Remove DF_HI_REGS.
3558 (REG_CLASS_NAMES): Idem.
3559 (REG_CLASS_CONTENTS): Idem.
3560 (REGCLASS_HAS_FP_REG): Idem.
3561 * config/sh/sh.c (sh_cannot_change_mode_class): Idem.
3562 (sh_conditional_register_usage): Idem.
3564 2013-04-21 Jeff Law <law@redhat.com>
3566 * tree-ssa-forwprop.c (simplify_conversion_from_bitmask): New function.
3567 (ssa_forward_propagate_and_combine): Use it.
3569 2013-04-19 Vladimir Makarov <vmakarov@redhat.com>
3571 * lra.c: Update the flow chart diagram.
3573 2013-04-19 Vladimir Makarov <vmakarov@redhat.com>
3575 PR rtl-optimization/56847
3576 * lra-constraints.c (process_alt_operands): Discourage alternative
3577 with non-matche doffsettable memory constraint fro memory with
3578 known offset.
3580 2013-04-19 Richard Biener <rguenther@suse.de>
3582 PR tree-optimization/56982
3583 * builtins.def (BUILT_IN_LONGJMP): longjmp is not a leaf
3584 function.
3585 * gimplify.c (gimplify_call_expr): Notice special calls.
3586 (gimplify_modify_expr): Likewise.
3587 * tree-cfg.c (make_abnormal_goto_edges): Handle setjmp-like
3588 abnormal control flow receivers.
3589 (call_can_make_abnormal_goto): Handle cfun->calls_setjmp
3590 in the same way as cfun->has_nonlocal_labels.
3591 (gimple_purge_dead_abnormal_call_edges): Likewise.
3592 (stmt_starts_bb_p): Make setjmp-like abnormal control flow
3593 receivers start a basic-block.
3595 2013-04-19 Richard Biener <rguenther@suse.de>
3597 * tree-vectorizer.h (struct _slp_instance): Move load_permutation
3598 member ...
3599 (struct _slp_tree): ... here. Make it a vector of unsigned ints.
3600 (SLP_INSTANCE_LOAD_PERMUTATION): Remove.
3601 (SLP_TREE_LOAD_PERMUTATION): Add.
3602 (vect_transform_slp_perm_load): Adjust prototype.
3603 * tree-vect-slp.c (vect_free_slp_tree): Adjust.
3604 (vect_free_slp_instance): Likewise.
3605 (vect_create_new_slp_node): Likewise.
3606 (vect_supported_slp_permutation_p): Remove.
3607 (vect_slp_rearrange_stmts): Adjust.
3608 (vect_supported_load_permutation_p): Likewise. Inline
3609 vect_supported_slp_permutation_p here.
3610 (vect_analyze_slp_instance): Compute load permutations per
3611 slp node instead of per instance.
3612 (vect_get_slp_defs): Adjust.
3613 (vect_transform_slp_perm_load): Likewise.
3614 (vect_schedule_slp_instance): Remove redundant code.
3615 (vect_schedule_slp): Remove hack for PR56270, add it ...
3616 * tree-vect-stmts.c (vectorizable_load): ... here, do not
3617 CSE loads for SLP. Adjust.
3619 2013-04-19 Greta Yorsh <Greta.Yorsh@arm.com>
3621 * config/arm/arm.c (load_multiple_sequence, ldm_stm_operation_p): Fix
3622 spelling in two comments.
3624 2013-04-19 Greta Yorsh <Greta.Yorsh@arm.com>
3626 PR target/56797
3627 * config/arm/arm.c (load_multiple_sequence): Require SP
3628 as base register for loads if SP is in the register list.
3630 2013-04-19 Martin Jambor <mjambor@suse.cz>
3632 PR tree-optimization/56718
3633 * ipa-cp.c (ipa_value_from_known_type_jfunc): Moved...
3634 * ipa-prop.c (ipa_binfo_from_known_type_jfunc): ...here, renamed
3635 and made public. Adjusted all callers.
3636 (ipa_intraprocedural_devirtualization): New function.
3637 * ipa-prop.h (ipa_binfo_from_known_type_jfunc): Declare.
3638 (ipa_intraprocedural_devirtualization): Likewise.
3639 * Makefile.in (tree-ssa-pre.o): Add ipa-prop.h to dependencies.
3641 2013-04-19 Richard Biener <rguenther@suse.de>
3643 PR tree-optimization/57000
3644 * tree-ssa-reassoc.c (pass_reassoc): Add TODO_update_ssa_only_virtuals.
3646 2013-04-19 Terry Guo <terry.guo@arm.com>
3648 * config/arm/cortex-m4-fpu.md (cortex_m4_v): Delete cpu unit.
3649 Replace with ...
3650 (cortex_m4_v_a, cortex_m4_v_b): ... new cpu units.
3651 (cortex_m4_v, cortex_m4_exa_va, cortex_m4_exb_vb): New reservations.
3652 (cortex_m4_fmacs): Use new reservations.
3653 (cortex_m4_f_load, cortex_m4_f_store): Likewise.
3655 2013-04-18 Vladimir Makarov <vmakarov@redhat.com>
3657 PR rtl-optimization/56999
3658 * lra-coalesce.c (coalescable_pseudo_p): Remove 2nd parameter and
3659 related code.
3660 (lra_coalesce): Remove split_origin_bitmap and related code.
3661 * lra.c (lra): Coalesce after undoing inheritance. Recreate live
3662 ranges if necessary.
3664 2013-04-18 Uros Bizjak <ubizjak@gmail.com>
3666 * config/i386/i386.c (x86_64_ms_sysv_extra_clobbered_registers):
3667 New array.
3668 (ix86_expand_call): Remove clobbered_registers array and use
3669 x86_64_ms_sysv_extra_clobbered_registers instead.
3670 * config/i386/i386.h (x86_64_ms_sysv_extra_clobbered_registers):
3671 Declare here.
3672 * config/i386/predicates.md (call_rex64_ms_sysv_operation): New
3673 predicate.
3674 * config/i386/i386.md (*call_rex64_ms_sysv): Use
3675 call_rex64_ms_sysv_operation predicate. Remove explicit clobbers.
3676 (*call_value_rex64_ms_sysv): Ditto.
3678 2013-04-18 Cary Coutant <ccoutant@google.com>
3680 * dwarf2out.c (output_pubnames): Check die_perennial_p of
3681 parent instead of die_mark.
3683 2013-04-18 Diego Novillo <dnovillo@google.com>
3685 * gimple.c (create_gimple_tmp): New.
3686 (get_expr_type): New.
3687 (build_assign): New.
3688 (build_type_cast): New.
3689 * gimple.h (enum ssa_mode): Define.
3690 (gimple_seq_set_location): New.
3691 * asan.c (build_check_stmt): Change some gimple_build_* calls
3692 to use build_assign and build_type_cast.
3694 2013-04-18 Richard Biener <rguenther@suse.de>
3696 * tree-vect-data-refs.c (vect_analyze_group_access): Properly
3697 handle negative step. Remove redundant checks.
3698 (vect_create_data_ref_ptr): Avoid ICEs with non-constant steps.
3699 * tree-vect-stmts.c (vectorizable_load): Instead of asserting
3700 for negative step and grouped loads fail to vectorize.
3702 2013-04-18 Steven Bosscher <steven@gcc.gnu.org>
3704 * emit-rtl.c (reset_insn_used_flags): New function.
3705 (reset_all_used_flags): Use it.
3706 (verify_insn_sharing): New function.
3707 (verify_rtl_sharing): Fix verification for SEQUENCEs.
3709 2013-04-18 Jakub Jelinek <jakub@redhat.com>
3711 PR tree-optimization/56984
3712 * tree-vrp.c (register_edge_assert_for_2): For (x >> M) < N
3713 and (x >> M) >= N don't register any assertion if N << M is the
3714 minimum value.
3716 2013-04-18 Steven Bosscher <steven@gcc.gnu.org>
3718 * lower-subreg.c (resolve_simple_move): If called self-recursive,
3719 do not delete_insn insns that have not yet been emitted, only
3720 unlink them with remove_insn.
3721 * df-scan.c (df_insn_delete): Revert r197492.
3723 2013-04-17 Steven Bosscher <steven@gcc.gnu.org>
3725 * emit-rtl.c (link_insn_into_chain): Handle chaining of SEQUENCEs.
3726 * reorg.c (emit_delay_sequence): Simplify with emit-rtl API.
3728 2013-04-17 Greta Yorsh <Greta.Yorsh@arm.com>
3730 * config/arm/arm.md (movsicc_insn): Convert define_insn into
3731 define_insn_and_split.
3732 (and_scc,ior_scc,negscc): Likewise.
3733 (cmpsi2_addneg, subsi3_compare): Convert to named patterns.
3735 2013-04-17 Greta Yorsh <Greta.Yorsh@arm.com>
3737 * config/arm/arm.c (use_return_insn): Return 0 for targets that
3738 can benefit from using a sequence of LDRD instructions in epilogue
3739 instead of a single LDM instruction.
3741 2013-04-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
3743 PR 45688
3744 * doc/extend.texi: Fix typo.
3746 2013-04-17 Richard Biener <rguenther@suse.de>
3748 * tree-vect-slp.c (vect_build_slp_tree_1): Split out from ...
3749 (vect_build_slp_tree): ... here.
3750 (vect_build_slp_tree_1): Compute which stmts of the SLP group
3751 match. Remove special-casing of mismatched complex loads.
3752 (vect_build_slp_tree): Based on the result from vect_build_slp_tree_1
3753 re-try the match with swapped commutative operands.
3754 (vect_supported_load_permutation_p): Remove special-casing of
3755 mismatched complex loads.
3756 (vect_analyze_slp_instance): Adjust.
3758 2013-04-17 Richard Biener <rguenther@suse.de>
3760 PR rtl-optimization/56921
3761 * cfgloop.h (struct loop): Add simple_loop_desc member.
3762 (struct niter_desc): Mark with GTY(()).
3763 (simple_loop_desc): Do not use aux field but simple_loop_desc.
3764 * loop-iv.c (get_simple_loop_desc): Likewise.
3765 (free_simple_loop_desc): Likewise.
3767 Revert
3768 2013-04-16 Richard Biener <rguenther@suse.de>
3770 PR rtl-optimization/56921
3771 * loop-init.c (pass_rtl_move_loop_invariants): Add
3772 TODO_do_not_ggc_collect to todo_flags_finish.
3773 (pass_rtl_unswitch): Same.
3774 (pass_rtl_unroll_and_peel_loops): Same.
3775 (pass_rtl_doloop): Same.
3777 2013-04-17 Eric Botcazou <ebotcazou@adacore.com>
3779 * tree-ssa-alias.c (nonoverlapping_component_refs_of_decl_p): New.
3780 (decl_refs_may_alias_p): Add REF1 and REF2 parameters.
3781 Use nonoverlapping_component_refs_of_decl_p to disambiguate component
3782 references.
3783 (refs_may_alias_p_1): Adjust call to decl_refs_may_alias_p.
3784 * tree-streamer.c (record_common_node): Adjust reference in comment.
3786 2013-04-17 Terry Guo <terry.guo@arm.com>
3788 * config/arm/cortex-m4.md: Add a new bypass.
3790 2013-04-16 Naveen H.S <Naveen.Hurugalawadi@caviumnetworks.com>
3792 * config/aarch64/aarch64.md (*adds_<optab><mode>_multp2):
3793 New pattern.
3794 (*subs_<optab><mode>_multp2): New pattern.
3795 (*adds_<optab><ALLX:mode>_<GPI:mode>): New pattern.
3796 (*subs_<optab><ALLX:mode>_<GPI:mode>): New pattern.
3798 2013-04-16 Naveen H.S <Naveen.Hurugalawadi@caviumnetworks.com>
3800 * config/aarch64/aarch64.md (*adds_mul_imm_<mode>): New pattern.
3801 (*subs_mul_imm_<mode>): New pattern.
3803 2013-04-16 David Edelsohn <dje.gcc@gmail.com>
3805 PR target/56948
3806 * config/rs6000/vsx.md (vsx_mov<mode>): Add j->r alternative.
3807 (vsx_movti_64bit): Change j->wa to O->wa. Add n->r alternative.
3808 (vsx_movti_32bit): Change j->wa to O->wa.
3810 2013-04-16 Richard Biener <rguenther@suse.de>
3812 PR rtl-optimization/56921
3813 * loop-init.c (pass_rtl_move_loop_invariants): Add
3814 TODO_do_not_ggc_collect to todo_flags_finish.
3815 (pass_rtl_unswitch): Same.
3816 (pass_rtl_unroll_and_peel_loops): Same.
3817 (pass_rtl_doloop): Same.
3819 2013-04-16 Greta Yorsh <Greta.Yorsh@arm.com>
3821 * config/arm/arm.c (emit_multi_reg_push): New declaration
3822 for an existing function.
3823 (arm_emit_strd_push): New function.
3824 (arm_expand_prologue): Used here.
3825 (arm_emit_ldrd_pop): New function.
3826 (arm_expand_epilogue): Used here.
3827 (arm_get_frame_offsets): Update condition.
3828 (arm_emit_multi_reg_pop): Add a special case for load of a single
3829 register with writeback.
3831 2013-04-16 Uros Bizjak <ubizjak@gmail.com>
3833 * doc/invoke.texi (i386 Option): Reword -mstack-protector-guard
3834 description.
3836 2013-04-16 Richard Biener <rguenther@suse.de>
3838 PR tree-optimization/56756
3839 * tree-ssa-loop-im.c (struct first_mem_ref_loc_1): New functor.
3840 (first_mem_ref_loc): New.
3841 (execute_sm): Place the load temporarily before a previous
3842 access instead of in the latch edge to ensure its SSA dependencies
3843 are defined at points dominating the load.
3845 2013-04-16 Steven Bosscher <steven@gcc.gnu.org>
3847 * cfgrtl.c (cfg_layout_merge_blocks): Revert r184005, implement
3848 correct fix by moving header and footer insn to the footer of
3849 the merged basic block. Clear BB_END of the merged-away block.
3851 PR middle-end/43631
3852 * emit-rtl.c (make_note_raw): New function.
3853 (link_insn_into_chain): New static inline function.
3854 (add_insn): Use it.
3855 (add_insn_before, add_insn_after): Factor insn chain linking code...
3856 (add_insn_before_nobb, add_insn_after_nobb): ...here, new functions
3857 using link_insn_into_chain.
3858 (note_outside_basic_block_p): New helper function for emit_note_after
3859 and emit_note_before.
3860 (emit_note_after): Use nobb variant of add_insn_after if the note
3861 should not be contained in a basic block.
3862 (emit_note_before): Use nobb variant of add_insn_before if the note
3863 should not be contained in a basic block.
3864 (emit_note_copy): Use make_note_raw.
3865 (emit_note): Likewise.
3866 * bb-reorder.c (insert_section_boundary_note): Remove hack to set
3867 BLOCK_FOR_INSN to NULL manually for NOTE_INSN_SWITCH_TEXT_SECTIONS.
3868 * jump.c (cleanup_barriers): Use reorder_insns_nobb to avoid making
3869 the moved barrier the tail of the basic block it follows.
3870 * var-tracking.c (pass_variable_tracking): Add TODO_verify_flow.
3872 2013-04-15 Jakub Jelinek <jakub@redhat.com>
3874 PR tree-optimization/56962
3875 * gimple-ssa-strength-reduction.c (record_increment): Only set
3876 initializer if gimple_assign_rhs_code is {,POINTER_}PLUS_EXPR and
3877 either rhs1 or rhs2 is equal to c->base_expr.
3879 2013-04-15 Richard Biener <rguenther@suse.de>
3881 PR tree-optimization/56933
3882 * tree-vectorizer.h (struct _stmt_vec_info): Remove read_write_dep
3883 member.
3884 (GROUP_READ_WRITE_DEPENDENCE): Remove.
3885 (STMT_VINFO_GROUP_READ_WRITE_DEPENDENCE): Likewise.
3886 * tree-vect-data-refs.c (vect_analyze_group_access): Move
3887 dependence check ...
3888 vect_analyze_data_ref_dependence (vect_analyze_data_ref_dependence):
3889 ... here.
3890 * tree-vect-stmts.c (new_stmt_vec_info): Do not initialize
3891 GROUP_READ_WRITE_DEPENDENCE.
3893 2013-04-15 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3895 * emit-rtl.c (reset_all_used_flags): New function.
3896 (verify_rtl_sharing): Call reset_all_used_flags before and after
3897 performing the checks.
3899 2013-04-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3901 * config/arm/arm.c (const_ok_for_dimode_op): Handle AND case.
3902 * config/arm/arm.md (*anddi3_insn): Change to insn_and_split.
3903 * config/arm/constraints.md (De): New constraint.
3904 * config/arm/neon.md (anddi3_neon): Delete.
3905 (neon_vand<mode>): Expand to standard anddi3 pattern.
3906 * config/arm/predicates.md (imm_for_neon_inv_logic_operand):
3907 Move earlier in the file.
3908 (neon_inv_logic_op2): Likewise.
3909 (arm_anddi_operand_neon): New predicate.
3911 2013-04-15 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3913 * configure.ac (gcc_cv_ld_as_needed): Set
3914 gcc_cv_ld_as_needed_option, gcc_cv_no_as_needed_option.
3915 Use -z ignore, -z record on *-*-solaris2*.
3916 (HAVE_LD_AS_NEEDED): Update comment.
3917 (LD_AS_NEEDED_OPTION, LD_NO_AS_NEEDED_OPTION): Define.
3918 * configure: Regenerate.
3919 * config.in: Regenerate.
3920 * gcc.c (init_gcc_specs) [USE_LD_AS_NEEDED]: Use
3921 LD_AS_NEEDED_OPTION, LD_NO_AS_NEEDED_OPTION.
3922 * config/sol2.h [HAVE_LD_AS_NEEDED] (USE_LD_AS_NEEDED): Define.
3923 * doc/tm.texi.in (USE_LD_AS_NEEDED): Allow for --as-needed
3924 equivalents. Fix markup.
3925 * doc/tm.texi: Regenerate.
3927 2013-04-15 Andrew Hsieh <andrewhsieh.google.com>
3929 * config/i386/i386.opt: New option mstack-protector-guard=.
3930 * config/i386/i386-opts.h: Add enum stack_protector_guard.
3931 * config/i386/i386.h: Define TARGET_SSP_GLOBAL_GUARD and
3932 TARGET_SSP_TLS_GUARD.
3933 * config/i386/i386.c (ix86_option_override_internal): Set
3934 ix86_stack_protector_guard.
3935 * config/i386/i386.md (stack_protect_set): Enable for
3936 TARGET_SSP_TLS_GUARD only.
3937 (stack_protect_set_<mode>): Ditto.
3938 (stack_protect_test): Ditto.
3939 (stack_protect_test_<mode>): Ditto.
3940 * doc/invoke.texi (i386 Option): Document.
3942 2013-04-15 Eric Botcazou <ebotcazou@adacore.com>
3944 PR target/56890
3945 * config/sparc/sparc.c (enum sparc_mode_class): Add H_MODE value.
3946 (S_MODES): Set H_MODE bit.
3947 (SF_MODES): Set only S_MODE and SF_MODE bits.
3948 (DF_MODES): Set SF_MODES and only D_MODE and DF_MODE bits.
3949 (sparc_init_modes) <MODE_INT>: Set H_MODE bit for sub-word modes.
3950 <MODE_VECTOR_INT>: Do not set SF_MODE for sub-word modes.
3951 <MODE_FLOAT>: Likewise.
3953 2013-04-15 Joey Ye <joey.ye@arm.com>
3955 * config/arm/arm.c (thumb_far_jump_used_p): Fix typo in comments.
3957 2013-04-15 Joey Ye <joey.ye@arm.com>
3959 * config/arm/arm.c (thumb1_final_prescan_insn): Assert lr save
3960 for real far jump.
3961 (thumb_far_jump_used_p): Count instruction size and set
3962 far_jump_used.
3964 2013-04-14 Eric Botcazou <ebotcazou@adacore.com>
3966 * reorg.c (fill_simple_delay_slots): Reindent block of code.
3967 * resource.c (mark_target_live_regs): Reformat conditional block.
3969 2013-04-13 Steven Bosscher <steven@gcc.gnu.org>
3971 * sched-deps.c (deps_analyze_insn): Do not check for EH_REGION insn
3972 notes, they are emitted only just before final.
3973 * sched-int.h: Include insn-attr.h before checking INSN_SCHEDULING.
3975 2013-04-13 Steven Bosscher <steven@gcc.gnu.org>
3977 * emit-rtl.c (remove_insn): Do not call df_insn_delete here.
3978 * cfgrtl.c (delete_insn): Call it here instead.
3979 * lra-spills.c (lra_final_code_change): Use delete_insn.
3980 * haifa-sched.c (sched_remove_insn): Likewise.
3981 * sel-sched-ir.c (return_nop_to_pool): Clear INSN_DELETED_P for nops
3982 returning to the nop pool.
3983 (sel_remove_insn): Simplify the only_disconnect case via remove_insn,
3984 use delete_insn for definitive removal. Clear BLOCK_FOR_INSN.
3986 2013-04-12 Steven Bosscher <steven@gcc.gnu.org>
3988 * doc/tm.texi.in (LOOP_ALIGN): Remove loop note references.
3989 * doc/tm.texi: Regenerated.
3991 2013-04-12 Uros Bizjak <ubizjak@gmail.com>
3993 * config/i386/i386.c (ix86_hard_regno_mode_ok): Use ANY_QI_REGNO_P in
3994 QImode checks.
3996 2013-04-12 Steven Bosscher <steven@gcc.gnu.org>
3998 * df-core.c (df_find_def): Compare register numbers.
3999 (df_find_use): Likewise.
4001 2013-04-12 Vladimir Makarov <vmakarov@redhat.com>
4003 PR target/56903
4004 * config/i386/i386.c (ix86_hard_regno_mode_ok): Add
4005 lra_in_progress for return.
4007 2013-04-12 Greta Yorsh <Greta.Yorsh@arm.com>
4009 * config/arm/arm.md (mov_scc,mov_negscc,mov_notscc): Convert
4010 define_insn into define_insn_and_split and emit movsicc patterns.
4012 2013-04-12 Greta Yorsh <Greta.Yorsh@arm.com>
4014 * config/arm/arm.c (gen_operands_ldrd_strd): Initialize "base".
4016 2013-04-12 Richard Biener <rguenther@suse.de>
4018 * tree-pass.h (TODO_do_not_ggc_collect): New.
4019 * passes.c (execute_one_ipa_transform_pass): Honor
4020 TODO_do_not_ggc_collect.
4021 (execute_one_pass): Likewise.
4023 Revert
4024 2013-04-10 Richard Biener <rguenther@suse.de>
4026 * passes.c (init_optimization_passes): Remove reload pass.
4027 * ira.c (do_reload): Merge into ...
4028 (ira): ... this.
4029 (rest_of_handle_reload): Remove.
4030 (pass_reload): Likewise.
4031 * config/i386/i386.c (ix86_option_override): Refer to ira instead
4032 of reload for vzeroupper pass placement.
4034 2013-04-12 Jakub Jelinek <jakub@redhat.com>
4036 PR tree-optimization/56918
4037 PR tree-optimization/56920
4038 * fold-const.c (int_const_binop_1): Use op1.mul_with_sign (op2, ...)
4039 instead of op1 - op2. Pass 2 * TYPE_PRECISION (type) as second
4040 argument to rshift method. For 2 * HOST_BITS_PER_WIDE_INT precision
4041 use wide_mul_with_sign method.
4043 2013-04-12 Richard Biener <rguenther@suse.de>
4045 * gimple.c (is_gimple_constant): Vector CONSTRUCTORs should
4046 not be considered a gimple constant.
4048 2013-04-12 Marc Glisse <marc.glisse@inria.fr>
4050 * fold-const.c (const_binop): Handle vector shifts by a scalar.
4051 (fold_binary_loc): Call const_binop also for mixed vector-scalar
4052 operations.
4054 2013-04-12 Manuel López-Ibáñez <manu@gcc.gnu.org>
4055 Jakub Jelinek <jakub@redhat.com>
4057 * opts.c: Include diagnostic-color.h.
4058 (common_handle_option): Handle OPT_fdiagnostics_color_.
4059 * Makefile.in (OBJS-libcommon): Add diagnostic-color.o.
4060 (diagnostic.o, opts.o, pretty-print.o): Depend on diagnostic-color.h.
4061 (diagnostic-color.o): New.
4062 * common.opt (fdiagnostics-color, fdiagnostics-color=): New options.
4063 (diagnostic_color_rule): New enum.
4064 * dwarf2out.c (gen_producer_string): Don't print -fdiagnostics-color*.
4065 * langhooks.c (lhd_print_error_function): Add %r "locus" and %R around
4066 the location string.
4067 * diagnostic.def: Add 3rd argument to DEFINE_DIAGNOSTIC_KIND macros,
4068 either NULL, or color kind.
4069 * diagnostic-color.c: New file.
4070 * diagnostic-color.h: New file.
4071 * diagnostic-core.h (DEFINE_DIAGNOSTIC_KIND): Adjust macro for 3
4072 arguments.
4073 * doc/invoke.texi (-fdiagnostics-color): Document.
4074 * pretty-print.h (pp_show_color): Define.
4075 (struct pretty_print_info): Add show_color field.
4076 * diagnostic.c: Include diagnostic-color.h.
4077 (diagnostic_build_prefix): Adjust for 3 argument DEFINE_DIAGNOSTIC_KIND
4078 macros. Colorize error:, warning: etc. strings and also the location
4079 string.
4080 (diagnostic_show_locus): Colorize the caret line.
4081 * pretty-print.c: Include diagnostic-color.h.
4082 (pp_base_format): Handle %r and %R format specifiers. Colorize strings
4083 inside of %< %> quotes or quoted through q format modifier.
4085 2013-04-12 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4087 * ifcvt.c (end_ifcvt_sequence): Mark a and b for unsharing as well.
4089 2013-04-11 Naveen H.S <Naveen.Hurugalawadi@caviumnetworks.com>
4091 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Allow NEG
4092 code in CC_NZ mode.
4093 * config/aarch64/aarch64.md (*neg_<shift><mode>3_compare0): New
4094 pattern.
4096 2013-04-11 Marek Polacek <polacek@redhat.com>
4098 PR tree-optimization/48184
4099 * params.def (PARAM_ALIGN_THRESHOLD): Increase the minimum value to 1.
4101 2013-04-11 Eric Botcazou <ebotcazou@adacore.com>
4103 * stor-layout.c (skip_simple_constant_arithmetic): Move to...
4104 * tree.c (skip_simple_constant_arithmetic): ...here and make public.
4105 (skip_simple_arithmetic): Tidy up.
4106 * tree.h (skip_simple_constant_arithmetic): Declare.
4108 2013-04-11 Naveen H.S <Naveen.Hurugalawadi@caviumnetworks.com>
4110 * config/aarch64/aarch64.h (REVERSIBLE_CC_MODE): Define.
4112 2013-04-11 Richard Biener <rguenther@suse.de>
4114 * tree-vect-loop.c (get_initial_def_for_induction): Properly
4115 generate vector constants.
4117 2013-04-11 Richard Biener <rguenther@suse.de>
4119 PR tree-optimization/56878
4120 * tree-flow.h (outermost_invariant_loop_for_expr): Declare.
4121 * tree-ssa-loop-ivopts.c (outermost_invariant_loop_for_expr):
4122 New function.
4123 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
4124 Prefer to align the DR with the most invariant base address.
4126 2013-04-11 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
4128 * opts.c (common_handle_option): Fix formatting and add FALLTHRU
4129 comment.
4131 2013-04-11 James Greenhalgh <james.greenhalgh@arm.com>
4133 * config/aarch64/aarch64-simd.md (aarch64_vcond_internal): Fix
4134 floating-point vector comparisons against 0.
4136 2013-04-11 Jakub Jelinek <jakub@redhat.com>
4138 PR tree-optimization/56899
4139 * fold-const.c (extract_muldiv_1): Apply distributive law
4140 only if TYPE_OVERFLOW_WRAPS (ctype).
4142 2013-04-11 Bin Cheng <bin.cheng@arm.com>
4144 PR target/56124
4145 * ira-costs.c (scan_one_insn): Check whether the source rtx of
4146 loading has side effect.
4148 2013-04-10 Steven Bosscher <steven@gcc.gnu.org>
4150 * config/sparc/sparc.c: Include tree-pass.h.
4151 (TARGET_MACHINE_DEPENDENT_REORG): Do not redefine.
4152 (sparc_reorg): Rename to sparc_do_work_around_errata. Move to
4153 head of file. Change return type. Split off gate function.
4154 (sparc_gate_work_around_errata): New function.
4155 (pass_work_around_errata): New pass definition.
4156 (insert_pass_work_around_errata) New pass insert definition to
4157 insert pass_work_around_errata just after delayed-branch scheduling.
4158 (sparc_option_override): Insert the pass.
4159 * config/sparc/t-sparc (sparc.o): Add TREE_PASS_H dependence.
4161 2013-04-10 David S. Miller <davem@davemloft.net>
4163 * config/sparc/sparc.h (ASM_CPU_SPEC): Pass -Av8 if -mcpu=supersparc
4164 or -mcpu=hypersparc.
4166 * target.def (cstore_mode): New hook.
4167 * target.h: Include insn-codes.h
4168 * targhooks.c: Likewise.
4169 (default_cstore_mode): New function.
4170 * targhooks.h: Declare it.
4171 * doc/tm.texi.in: New hook slot for TARGET_CSTORE_MODE.
4172 * doc/tm.texi: Rebuild.
4173 * expmed.c (emit_cstore): Obtain cstore boolean result mode using
4174 target hook, rather than inspecting the insn_data.
4175 * config/sparc/sparc.c (sparc_cstore_mode): New function.
4176 (TARGET_CSTORE_MODE): Redefine.
4177 (emit_scc_insn): When TARGET_ARCH64, emit new 64-bit boolean
4178 result patterns.
4179 * config/sparc/predicates.md (cstore_result_operand): New special
4180 predicate.
4181 * config/sparc/sparc.md (cstoresi4, cstoredi4, cstore<F:mode>4):
4182 Use it for operand 0.
4183 (*seqsi_special): Rewrite using 'P' mode iterator on operand 0.
4184 (*snesi_special): Likewise.
4185 (*snesi_zero): Likewise.
4186 (*seqsi_zero): Likewise.
4187 (*sltu_insn): Likewise.
4188 (*sgeu_insn): Likewise.
4189 (*seqdi_special): Make operand 0 and comparison operation be of
4190 DImode.
4191 (*snedi_special): Likewise.
4192 (*snedi_special_vis3): Likewise.
4193 (*neg_snesi_zero): Rename to *neg_snesisi_zero.
4194 (*neg_snesi_sign_extend): Rename to *neg_snesidi_zero.
4195 (*snesi_zero_extend): Delete, covered by 'P' mode iterator.
4196 (*neg_seqsi_zero): Rename to *neg_seqsisi_zero.
4197 (*neg_seqsi_sign_extend): Rename to *neg_seqsidi_zero.
4198 (*seqsi_zero_extend): Delete, covered by 'P' mode iterator.
4199 (*sltu_extend_sp64): Likewise.
4200 (*neg_sltu_insn): Rename to *neg_sltusi_insn.
4201 (*neg_sltu_extend_sp64): Rename to *neg_sltudi_insn.
4202 (*sgeu_extend_sp64): Delete, covered by 'P' mode iterator.
4203 (*neg_sgeu_insn): Rename to *neg_sgeusi_insn.
4204 (*neg_sgeu_extend_sp64): Rename to *neg_sgeudi_insn.
4206 2013-04-10 Yufeng Zhang <yufeng.zhang@arm.com>
4208 * config/aarch64/aarch64.c (aarch64_print_extension): New function.
4209 (aarch64_start_file): Use the new function.
4211 2013-04-10 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
4212 Jason Merrill <jason@redhat.com>
4214 * common.opt: Add -gdwarf.
4215 * opts.c (common_handle_option): Handle it.
4216 * gcc.c (ASM_DEBUG_SPEC): Don't expect "-2" for DWARF.
4218 2013-04-10 Richard Biener <rguenther@suse.de>
4220 * passes.c (execute_todo): Do not call ggc_collect conditional here.
4221 (execute_one_ipa_transform_pass): But unconditionally here.
4222 (execute_one_pass): And here.
4223 (init_optimization_passes): Remove reload pass.
4224 * tree-pass.h (TODO_ggc_collect): Remove.
4225 (pass_reload): Likewise.
4226 * ira.c (do_reload): Merge into ...
4227 (ira): ... this.
4228 (rest_of_handle_reload): Remove.
4229 (pass_reload): Likewise.
4230 * config/i386/i386.c (ix86_option_override): Refer to ira instead
4231 of reload for vzeroupper pass placement.
4232 * <everywhere>: Remove TODO_ggc_collect from todo_flags_start
4233 and todo_flags_finish of all passes.
4235 2013-04-10 Richard Biener <rguenther@suse.de>
4237 * tree-vectorizer.h (struct _slp_oprnd_info): Remove
4238 first_const_oprnd field, rename first_def_type to first_op_type.
4239 * tree-vect-slp.c (vect_create_oprnd_info): Adjust.
4240 (vect_get_and_check_slp_defs): Always use the type of the
4241 operand. Allow mixed vect_external_def, vect_constant_def types.
4242 (vect_get_constant_vectors): Handle mixed vect_external_def,
4243 vect_constant_def types.
4245 2013-04-10 Joern Rennecke <joern.rennecke@embecosm.com>
4247 PR tree-optimization/55524
4248 * tree-ssa-math-opts.c
4249 (convert_mult_to_fma): Don't use an fms construct
4250 when we don't have an fms operation, but fnma, and it looks
4251 likely that we'll be able to use the latter.
4253 2013-04-10 Zhouyi Zhou <yizhouzhou@ict.ac.cn>
4255 * cif-code.def (OVERWRITABLE): Correct the comment for overwritable
4256 function.
4257 * ipa-inline.c (can_inline_edge_p): Let dump mechanism report the
4258 inline fail caused by overwritable functions.
4260 2013-04-10 Chung-Ju Wu <jasonwucj@gmail.com>
4262 * combine.c (simplify_compare_const): Use GET_MODE_MASK to filter out
4263 unnecessary bits in the constant power of two case.
4265 2013-04-10 Richard Biener <rguenther@suse.de>
4267 * tree-vect-slp.c (vect_get_and_check_slp_defs): Remove
4268 broken code swapping operands.
4269 (vect_build_slp_tree): Do not compute load permutations here.
4270 (vect_analyze_slp_instance): Compute load permutations here,
4271 after building the SLP tree.
4273 2013-04-09 Christian Bruel <christian.bruel@st.com>
4275 * config/sh/sh.md (barrier_align): Use next/prev_active_insn instead
4276 of next/prev_real_insn.
4278 2013-04-09 Jan Hubicka <jh@suse.cz>
4280 * ipa.c (cgraph_externally_visible_p, varpool_externally_visible_p):
4281 Drop aliased parameter.
4282 (function_and_variable_visibility): Do not handle alias pairs.
4283 * cgraph.c (varpool_externally_visible_p): Update prototype.
4284 * varpool.c (varpool_add_new_variable): Update.
4286 2013-04-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4288 * config/arm/arm.md (minmax_arithsi_non_canon): New pattern.
4290 2013-04-09 Steven Bosscher <steven@gcc.gnu.org>
4292 * sched-vis.c (print_pattern): Print SEQUENCE of insns as insns.
4294 * config/sparc/sparc.md: Use define_c_enum for "unspec" and "unspecv".
4296 2013-04-09 Marek Polacek <polacek@redhat.com>
4298 PR tree-optimization/48762
4299 * params.def (PARAM_MAX_CSE_INSNS): Increase the minimum value to 1.
4301 2013-04-09 Richard Biener <rguenther@suse.de>
4303 * tree-vect-slp.c (vect_get_and_check_slp_defs): Remove code
4304 dealing with cost.
4305 (vect_build_slp_tree): Likewise.
4306 (vect_analyze_slp_cost_1, vect_analyze_slp_cost): New functions
4307 calculating the cost of a SLP instance.
4308 (vect_analyze_slp_instance): Use it from here, after building
4309 the SLP tree.
4311 2013-04-09 Jakub Jelinek <jakub@redhat.com>
4313 PR middle-end/56883
4314 * omp-low.c (expand_omp_for_generic, expand_omp_for_static_nochunk,
4315 expand_omp_for_static_chunk): Use simple_p = true in
4316 force_gimple_operand_gsi calls when assigning to addressable decls.
4318 2013-04-09 Jeff Law <law@redhat.com>
4320 * tree-vrp.c (simplify_cond_using_ranges): Simplify test of boolean
4321 when the boolean was created by converting a wider object which
4322 had a boolean range.
4324 2013-04-09 Richard Biener <rguenther@suse.de>
4326 * tree-vectorizer.h (slp_void_p): Remove.
4327 (slp_tree): Typedef before _slp_tree declaration.
4328 (struct _slp_tree): Use a vector of slp_tree as children.
4329 (vect_get_place_in_interleaving_chain): Remove.
4330 * tree-vect-data-refs.c (vect_get_place_in_interleaving_chain):
4331 Move ...
4332 * tree-vect-slp.c (vect_get_place_in_interleaving_chain): ... here
4333 and make static.
4334 (vect_free_slp_tree, vect_print_slp_tree, vect_mark_slp_stmts,
4335 vect_mark_slp_stmts_relevant, vect_slp_rearrange_stmts,
4336 vect_detect_hybrid_slp_stmts, vect_slp_analyze_node_operations,
4337 vect_schedule_slp_instance, vect_remove_slp_scalar_calls):
4338 Use slp_node instead of slp_void_p and adjust.
4340 2013-04-09 Richard Biener <rguenther@suse.de>
4342 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa): Avoid
4343 work that is not necessary.
4345 2013-04-09 Jakub Jelinek <jakub@redhat.com>
4347 PR tree-optimization/56854
4348 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't
4349 forward into clobber stmts if it would change MEM_REF lhs into
4350 non-MEM_REF.
4352 2013-04-09 Maxim Kuvyrkov <maxim@kugelworks.com>
4354 * tree.c (type_hash_lookup, type_hash_add): Make static.
4355 * tree.h (type_hash_lookup, type_hash_add): Remove global declarations.
4357 2013-04-09 Richard Biener <rguenther@suse.de>
4359 * tree.h (unsave_expr_now): Remove.
4360 * tree-inline.c (mark_local_for_remap_r): Remove.
4361 (unsave_expr_1): Likewise.
4362 (unsave_r): Likewise.
4363 (unsave_expr_now): Likewise.
4364 * tree-ssa-copy.c (replace_exp_1): Use unshare_expr.
4365 (propagate_tree_value): Likewise.
4367 2013-04-08 Steven Bosscher <steven@gcc.gnu.org>
4369 * doc/rtl.texi (sequence): Rewrite documentation to match the
4370 current use of SEQUENCE rtl objects.
4371 * rtl.def (SEQUENCE): Likewise.
4373 * doc/rtl.texi (NOTE_INSN_EH_REGION_BEG, NOTE_INSN_EH_REGION_END):
4374 Update documentation.
4375 (NOTE_INSN_LOOP_BEG, NOTE_INSN_LOOP_END, NOTE_INSN_LOOP_CONT,
4376 NOTE_INSN_LOOP_VTOP): Remove documentation for non-existing notes.
4378 * reg-notes.def (REG_EH_CONTEXT): Remove unused note.
4380 2013-04-08 Teresa Johnson <tejohnson@google.com>
4382 * basic-block.h (GCOV_COMPUTE_SCALE): Define.
4383 * ipa-inline-analysis.c (param_change_prob): Use helper rounding divide
4384 methods.
4385 (estimate_edge_size_and_time): Add comment to suggest using rounding
4386 methods.
4387 (estimate_node_size_and_time): Ditto.
4388 (remap_edge_change_prob): Use helper rounding divide methods.
4389 * value-prof.c (gimple_divmod_fixed_value_transform): Ditto.
4390 (gimple_mod_pow2_value_transform): Ditto.
4391 (gimple_mod_subtract_transform): Ditto.
4392 (gimple_ic_transform): Ditto.
4393 (gimple_stringops_transform): Ditto.
4394 * stmt.c (conditional_probability): Ditto.
4395 (emit_case_dispatch_table): Ditto.
4396 * lto-cgraph.c (merge_profile_summaries): Ditto.
4397 * tree-optimize.c (execute_fixup_cfg): Ditto.
4398 * cfgcleanup.c (try_forward_edges): Ditto.
4399 * cfgloopmanip.c (scale_loop_profile): Ditto.
4400 (loopify): Ditto.
4401 (duplicate_loop_to_header_edge): Ditto.
4402 (lv_adjust_loop_entry_edge): Ditto.
4403 * tree-vect-loop.c (vect_transform_loop): Ditto.
4404 * profile.c (compute_branch_probabilities): Ditto.
4405 * cfgbuild.c (compute_outgoing_frequencies): Ditto.
4406 * lto-streamer-in.c (input_cfg): Ditto.
4407 * gimple-streamer-in.c (input_bb): Ditto.
4408 * ipa-cp.c (update_profiling_info): Ditto.
4409 (update_specialized_profile): Ditto.
4410 * tree-vect-loop-manip.c (slpeel_tree_peel_loop_to_edge): Ditto.
4411 * cfg.c (update_bb_profile_for_threading): Add comment to suggest using
4412 rounding methods.
4413 * sched-rgn.c (compute_dom_prob_ps): Ditto.
4414 (compute_trg_info): Ditto.
4415 * cfgrtl.c (force_nonfallthru_and_redirect): Ditto.
4416 (purge_dead_edges): Ditto.
4417 * loop-unswitch.c (unswitch_loop): Ditto.
4418 * cgraphclones.c (cgraph_clone_edge): Ditto.
4419 (cgraph_clone_node): Ditto.
4420 * tree-inline.c (copy_bb): Ditto.
4421 (copy_edges_for_bb): Ditto.
4422 (initialize_cfun): Ditto.
4423 (copy_cfg_body): Ditto.
4424 (expand_call_inline): Ditto.
4426 2013-04-08 Kai Tietz <ktietz@redhat.com>
4428 * config/i386/cygwin.h (EXTRA_OS_CPP_BUILTINS): Replaced
4429 TARGET_CYGWIN64 by TARGET_64BIT.
4431 2013-04-08 Joern Rennecke <joern.rennecke@embecosm.com>
4433 * config/epiphany/epiphany.md (GPR_1): New constant.
4434 (define_expand "mov<mode>cc): FAIL if gen_compare_reg returned 0.
4435 * config/epiphany/epiphany.c (gen_compare_reg):
4436 For flag_finite_math_only, avoid swapping operands when r0 and/or r1
4437 is already in place.
4438 Use GPR_0 / GPR_1 instead of 0/1 for r0/r1 register numbers.
4439 Don't require being called during rtl expansion; If y operlaps r0,
4440 return 0.
4441 (epiphany_compute_frame_size, epiphany_expand_prologue): Use GPR_1.
4442 (epiphany_expand_epilogue): Likewise.
4444 * config/epiphany/epiphany.c (epiphany_select_cc_mode):
4445 Don't use CC_FPmode for ORDERED / UNORDERED.
4446 * config/epiphany/epiphany.md (cmpsf_ord): Make pattern unconditional.
4448 * config/epiphany/constraints.md (CnL): New constraint.
4449 * config/epiphany/epiphany.md (addsi3_i): Add r/r/CnL alternative.
4450 * config/epiphany/predicates.md (add_operand): Allow 1024.
4452 * config/epiphany/epiphany.md (logical_op): New code iterator.
4453 (op_mnc): New code attribute.
4454 (<op_mnc>_f, mov_f, cstoresi4): New patterns.
4455 (mov_f+1, mov_f+2): New peephole2 patterns.
4457 * config/epiphany/epiphany.md (mov_f+2): New peephole2 pattern.
4458 (cstoresi4): Also allow re-use of zero result when doing a NE
4459 comparison to a non-zero operand.
4460 Use (clobber (scratch)) for first insn if the gpr output is not needed.
4462 * config/epiphany/epiphany.md (<insn_opname>v2si3):
4463 Use gen_addsi3_i / gen_subsi3_i.
4465 2013-04-08 Jakub Jelinek <jakub@redhat.com>
4467 PR c++/34949
4468 PR c++/50243
4469 * tree-eh.c (optimize_clobbers): Only remove clobbers if bb doesn't
4470 contain anything but clobbers, at most one __builtin_stack_restore,
4471 optionally debug stmts and final resx, and if it has at least one
4472 incoming EH edge. Don't check for SSA_NAME on LHS of a clobber.
4473 (sink_clobbers): Don't check for SSA_NAME on LHS of a clobber.
4474 Instead of moving clobbers with MEM_REF LHS with SSA_NAME address
4475 which isn't defaut definition, remove them.
4476 (unsplit_eh, cleanup_empty_eh): Use single_{pred,succ}_{p,edge}
4477 instead of EDGE_COUNT comparisons or EDGE_{PRED,SUCC}.
4478 * tree-ssa-ccp.c (execute_fold_all_builtins): Remove clobbers
4479 with MEM_REF LHS with SSA_NAME address.
4481 2013-04-08 Jeff Law <law@redhat.com>
4483 * gimple.c (canonicalize_cond_expr_cond): Rewrite x ^ y into x != y.
4485 2013-04-08 Richard Biener <rguenther@suse.de>
4487 * gimple-pretty-print.c (debug_gimple_stmt): Do not print
4488 extra newline.
4489 * tree-vect-loop.c (vect_determine_vectorization_factor): Dump
4490 determined vector type.
4491 (vect_analyze_data_refs): Likewise.
4492 (vect_get_new_vect_var): Adjust.
4493 (vect_create_destination_var): Preserve SSA name versions.
4494 * tree-vect-stmts.c (get_vectype_for_scalar_type_and_size): Do
4495 not dump anything here.
4497 2013-04-08 Joern Rennecke <joern.rennecke@embecosm.com>
4499 * config/epiphany/epiphany.h (struct GTY (()) machine_function):
4500 Add member lr_slot_known.
4501 * config/epiphany/epiphany.md (reload_insi_ra): Compute lr_slot_offs
4502 if necessary.
4503 * config/epiphany/epiphany.c (epiphany_compute_frame_size):
4504 Remove code that sets lr_slot_offset according to what a previous
4505 version of epiphany_emit_save_restore used to do.
4506 (epiphany_emit_save_restore): When doing an lr save or restore,
4507 set/verify lr_slot_known and lr_slot_offset.
4509 2013-04-08 Xinyu Qi <xyqi@marvell.com>
4511 PR target/54338
4512 * config/arm/arm.h (REG_CLASS_CONTENTS): Include IWMMXT_GR_REGS
4513 in ALL_REGS.
4515 2013-04-08 Richard Biener <rguenther@suse.de>
4517 * alias.c (find_base_term): Fix thinko in previous change.
4519 2013-04-08 Jakub Jelinek <jakub@redhat.com>
4521 * tree-loop-distribution.c (const_with_all_bytes_same): New function.
4522 (generate_memset_builtin): Only handle integer_all_onesp as -1 val if
4523 TYPE_PRECISION is equal to mode bitsize. Use const_with_all_bytes_same
4524 if possible to compute val.
4525 (classify_partition): Verify CONSTRUCTOR doesn't have any elts.
4526 For QImode integers don't require anything about precision. Use
4527 const_with_all_bytes_same to find out if the constant doesn't have
4528 repeated bytes in it.
4530 2013-04-08 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4532 * config/s390/s390.c (s390_expand_insv): Only accept insertions
4533 within mode size.
4535 2013-04-08 Marek Polacek <polacek@redhat.com>
4537 PR rtl-optimization/48182
4538 * params.def (PARAM_MIN_CROSSJUMP_INSNS): Increase the minimum
4539 value to 1.
4541 2013-04-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4543 PR target/55487
4544 * config/pa/pa.c (legitimize_pic_address): Before incrementing label
4545 nuses, make sure we have a label.
4547 2013-04-05 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4549 PR target/56843
4550 * config/rs6000/rs6000.c (rs6000_emit_swdiv_high_precision): Remove.
4551 (rs6000_emit_swdiv_low_precision): Remove.
4552 (rs6000_emit_swdiv): Rewrite to handle between one and four
4553 iterations of Newton-Raphson generally; modify required number of
4554 iterations for some cases.
4555 * config/rs6000/rs6000.h (RS6000_RECIP_HIGH_PRECISION_P): Remove.
4557 2013-04-05 Steven Bosscher <steven@gcc.gnu.org>
4559 * bb-reorder.c (fix_crossing_unconditional_branches): Remove a
4560 set-but-unused variable.
4562 * cgraph.c (cgraph_release_function_body): Clear cfun->cfg to make
4563 basic blocks of released function bodies garbage-collectable.
4565 * ree.c (find_and_remove_re): Do not call df_finish_pass here.
4566 (struct rtl_opt_pass): Add TODO_df_finish.
4568 * rtl.def (DEFINE_SUBST, DEFINE_SUBST_ATTR): Add documentation.
4570 2013-04-05 Greta Yorsh <Greta.Yorsh@arm.com>
4572 * config/arm/constraints.md (q): New constraint.
4573 * config/arm/ldrdstrd.md: New file.
4574 * config/arm/arm.md (ldrdstrd.md) New include.
4575 (arm_movdi): Use "q" instead of "r" constraint
4576 for double-word memory access.
4577 (movdf_soft_insn): Likewise.
4578 * config/arm/vfp.md (movdi_vfp): Likewise.
4579 * config/arm/t-arm (MD_INCLUDES): Add ldrdstrd.md.
4580 * config/arm/arm-protos.h (gen_operands_ldrd_strd): New declaration.
4581 * config/arm/arm.c (gen_operands_ldrd_strd): New function.
4582 (mem_ok_for_ldrd_strd): Likewise.
4583 (output_move_double): Update assertion.
4585 2013-04-05 Greta Yorsh <Greta.Yorsh@arm.com>
4587 * config/arm/arm.md: Comment on splitting Thumb1 patterns.
4589 2013-04-05 Greta Yorsh <Greta.Yorsh@arm.com>
4591 * config/arm/arm.md (arm_smax_insn): Convert define_insn into
4592 define_insn_and_split.
4593 (arm_smin_insn,arm_umaxsi3,arm_uminsi3): Likewise.
4595 2013-04-05 Greta Yorsh <Greta.Yorsh@arm.com>
4597 * config/arm/arm.md (arm_ashldi3_1bit): Convert define_insn into
4598 define_insn_and_split.
4599 (arm_ashrdi3_1bit,arm_lshrdi3_1bit): Likewise.
4600 (shiftsi3_compare): New pattern.
4601 (rrx): New pattern.
4602 * config/arm/unspecs.md (UNSPEC_RRX): New.
4604 2013-04-05 Greta Yorsh <Greta.Yorsh@arm.com>
4606 * config/arm/arm.md (negdi_extendsidi): New pattern.
4607 (negdi_zero_extendsidi): Likewise.
4609 2013-04-05 Greta Yorsh <Greta.Yorsh@arm.com>
4611 * config/arm/arm.md (andsi_iorsi3_notsi): Convert define_insn into
4612 define_insn_and_split.
4613 (arm_negdi2,arm_abssi2,arm_neg_abssi2): Likewise.
4614 (arm_cmpdi_insn,arm_cmpdi_unsigned): Likewise.
4616 2013-04-05 Greta Yorsh <Greta.Yorsh@arm.com>
4618 * config/arm/arm.md (arm_subdi3): Convert define_insn into
4619 define_insn_and_split.
4620 (subdi_di_zesidi,subdi_di_sesidi): Likewise.
4621 (subdi_zesidi_di,subdi_sesidi_di,subdi_zesidi_zesidi): Likewise.
4623 2013-04-05 Greta Yorsh <Greta.Yorsh@arm.com>
4625 * config/arm/arm.md (subsi3_carryin): New pattern.
4626 (subsi3_carryin_const): Likewise.
4627 (subsi3_carryin_compare,subsi3_carryin_compare_const): Likewise.
4628 (subsi3_carryin_shift,rsbsi3_carryin_shift): Likewise.
4630 2013-04-05 Greta Yorsh <Greta.Yorsh@arm.com>
4632 * config/arm/arm.md (incscc,arm_incscc,decscc,arm_decscc): Delete.
4634 2013-04-05 Greta Yorsh <Greta.Yorsh@arm.com>
4636 * config/arm/arm.md (addsi3_carryin_<optab>): Set attribute predicable.
4637 (addsi3_carryin_alt2_<optab>,addsi3_carryin_shift_<optab>): Likewise.
4639 2013-04-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4641 * config/arm/arm.c (arm_expand_builtin): Change fcode
4642 type to unsigned int.
4644 2013-04-05 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4646 * doc/invoke.texi (ARM Options): Document cortex-a53 support.
4648 2013-04-04 Ian Lance Taylor <iant@google.com>
4650 * doc/standards.texi (Standards): The Go frontend supports the Go 1
4651 language standard.
4653 2013-04-04 Steven Bosscher <steven@gcc.gnu.org>
4655 PR middle-end/56729
4656 * df-scan.c (df_insn_delete): Disable failing assert.
4658 2013-04-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4660 * config/arm/arm-protos.h (arm_builtin_vectorized_function):
4661 New function prototype.
4662 * config/arm/arm.c (TARGET_VECTORIZE_BUILTINS): Define.
4663 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Likewise.
4664 (arm_builtin_vectorized_function): New function.
4666 2013-04-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4668 * config/arm/arm_neon_builtins.def: New file.
4669 * config/arm/arm.c (neon_builtin_data): Move contents to
4670 arm_neon_builtins.def.
4671 (enum arm_builtins): Include neon builtin definitions.
4672 (ARM_BUILTIN_NEON_BASE): Move from enum to macro.
4673 * config/arm/t-arm (arm.o): Add dependency on arm_neon_builtins.def.
4675 2013-04-04 Marek Polacek <polacek@redhat.com>
4677 PR tree-optimization/48186
4678 * predict.c (maybe_hot_frequency_p): Return false if
4679 HOT_BB_FREQUENCY_FRACTION is 0.
4680 (cgraph_maybe_hot_edge_p): Likewise.
4682 2013-04-04 Richard Biener <rguenther@suse.de>
4684 PR tree-optimization/56826
4685 * tree-vect-slp.c (vect_build_slp_tree): Compute ncopies
4686 more accurately.
4688 2013-04-04 Richard Biener <rguenther@suse.de>
4690 PR tree-optimization/56213
4691 * tree-vect-data-refs.c (vect_check_strided_load): Remove.
4692 (vect_analyze_data_refs): Allow all non-nested loads as strided loads.
4694 2013-04-04 Richard Biener <rguenther@suse.de>
4696 PR tree-optimization/56837
4697 * tree-loop-distribution.c (classify_partition): For non-zero
4698 values require that the value has the same precision as its
4699 mode to be useful as memset value.
4701 2013-04-03 Nick Clifton <nickc@redhat.com>
4703 * config/v850/v850e3v5.md (fmasf4): Use fmaf.s on E3V5 architectures.
4704 (fmssf4): Use fmsf.s on E3V5 architectures.
4705 (fnmasf4): Use fnmaf.s on E3V5 architectures.
4706 (fnmssf4): Use fnmsf.s on E3V5 architectures.
4708 2013-04-03 Jeff Law <law@redhat.com>
4710 * Makefile.in (lra-constraints.o): Depend on $(OPTABS_H).
4711 (lra-eliminations.o): Likewise.
4713 2013-04-03 Teresa Johnson <tejohnson@google.com>
4715 * gcov-io.c (compute_working_sets): Moved most of body of old
4716 compute_working_sets here from profile.c.
4717 * gcov-io.h (NUM_GCOV_WORKING_SETS): Moved here from profile.c.
4718 (gcov_working_set_t): Moved typedef here from basic-block.h
4719 (compute_working_set): Declare.
4720 * profile.c (NUM_GCOV_WORKING_SETS): Moved to gcov-io.h.
4721 (get_working_sets): Renamed from compute_working_set,
4722 replace most of body with call to new compute_working_sets.
4723 (get_exec_counts): Replace call to compute_working_sets
4724 to get_working_sets.
4725 * profile.h (get_working_sets): Renamed from compute_working_set.
4726 * lto-cgraph.c (input_symtab): Replace call to compute_working_sets
4727 to get_working_sets.
4728 * basic-block.h (gcov_working_set_t): Moved to gcov-io.h.
4729 * gcov-dump.c (dump_working_sets): New function.
4731 2013-04-03 Kenneth Zadeck <zadeck@naturalbridge.com>
4733 * hwint.c (sext_hwi, zext_hwi): New functions.
4734 * hwint.h (HOST_BITS_PER_HALF_WIDE_INT, HOST_HALF_WIDE_INT,
4735 HOST_HALF_WIDE_INT_PRINT, HOST_HALF_WIDE_INT_PRINT_C,
4736 HOST_HALF_WIDE_INT_PRINT_DEC, HOST_HALF_WIDE_INT_PRINT_DEC_C,
4737 HOST_HALF_WIDE_INT_PRINT_UNSIGNED, HOST_HALF_WIDE_INT_PRINT_HEX,
4738 HOST_HALF_WIDE_INT_PRINT_HEX_PURE): New symbols.
4739 (sext_hwi, zext_hwi): New functions.
4741 2013-04-03 Jeff Law <law@redhat.com>
4743 PR tree-optimization/56799
4744 * tree-ssa-dom.c (record_equivalences_from_incoming_edge): Bring
4745 back test for widening conversion erroneously dropped in prior change.
4747 2013-04-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4749 PR target/56809
4750 * config/aarch64/aarch64.c (is_jump_table): Use next_active_insn
4751 instead of next_real_insn.
4753 2013-04-03 Marek Polacek <polacek@redhat.com>
4755 PR sanitizer/55702
4756 * tsan.c (instrument_func_exit): Allow BUILT_IN_RETURN functions.
4758 2013-04-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4760 PR target/56809
4761 * config/arm/arm.c (is_jump_table): Use next_active_insn instead of
4762 next_real_insn.
4763 (thumb1_output_casesi): Likewise.
4764 (thumb2_output_casesi): Likewise.
4766 2013-04-03 Richard Biener <rguenther@suse.de>
4768 PR tree-optimization/56817
4769 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely):
4770 Split out ...
4771 (tree_unroll_loops_completely_1): ... new function to manually
4772 walk the loop tree, properly defering outer loops of unrolled
4773 loops to later iterations.
4775 2013-04-03 Marc Glisse <marc.glisse@inria.fr>
4777 * tree-vect-stmts.c (vectorizable_store): Accept BIT_FIELD_REF.
4778 (vectorizable_load): Likewise.
4779 * tree-vect-slp.c (vect_build_slp_tree): Likewise.
4780 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Handle VECTOR_TYPE.
4782 2013-04-03 Marc Glisse <marc.glisse@inria.fr>
4784 * tree-flow-inline.h (get_addr_base_and_unit_offset_1): Handle
4785 BIT_FIELD_REF.
4787 2013-04-03 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4789 * config/spu/spu.c (emit_nop_for_insn): Handle JUMP_TABLE_DATA.
4791 2013-04-03 Bin Cheng <bin.cheng@arm.com>
4793 * rtl.h (AUTO_INC_DEC): Fix typo of HAVE_POST_MODIFY_DISP.
4795 2013-04-03 Marc Glisse <marc.glisse@inria.fr>
4797 PR tree-optimization/56790
4798 * fold-const.c (fold_ternary_loc) <VEC_COND_EXPR>: Add constant
4799 folding.
4801 2013-04-03 Marc Glisse <marc.glisse@inria.fr>
4803 * simplify-rtx.c (simplify_binary_operation_1) <VEC_SELECT>:
4804 Handle VEC_MERGE.
4805 (simplify_ternary_operation) <VEC_MERGE>: Use unsigned HOST_WIDE_INT
4806 for masks. Test for side effects. Handle nested VEC_MERGE. Handle
4807 equal arguments.
4809 2013-04-03 Jakub Jelinek <jakub@redhat.com>
4811 PR c/19449
4812 * tree.h (force_folding_builtin_constant_p): New decl.
4813 * builtins.c (force_folding_builtin_constant_p): New variable.
4814 (fold_builtin_constant_p): Fold immediately also if
4815 force_folding_builtin_constant_p.
4817 2013-04-03 Richard Biener <rguenther@suse.de>
4819 PR tree-optimization/56812
4820 * tree-vect-data-refs.c (vect_slp_analyze_data_ref_dependence):
4821 DRs of the same interleaving chain are independent.
4823 2013-04-02 Jason Merrill <jason@redhat.com>
4825 * gdbinit.in (pbb): Use debug fn.
4827 2013-04-02 Lawrence Crowl <crowl@google.com>
4829 * sese.h (struct ivtype_map_elt_s): Remove unused.
4830 (extern debug_ivtype_map): Remove unused.
4831 (extern eq_ivtype_map_elts): Remove unused.
4832 * sese.c (debug_ivtype_map): Removed unused.
4833 (debug_ivtype_map_1): Removed unused.
4834 (debug_ivtype_elt): Remove unused.
4835 (eq_ivtype_map_elts): Remove unused.
4838 2013-04-02 Kai Tietz <ktietz@redhat.com>
4840 PR target/52790
4841 * config/i386/cygming.h (SUB_TARGET_RECORD_STUB): New sub-target macro.
4842 * config/i386/i386-protos.h (i386_pe_record_stub): Add new prototype.
4843 * config/i386/i386.c (legitimize_pe_coff_extern_decl): New static
4844 function.
4845 (legitimize_pe_coff_symbol): Likewise.
4846 (is_imported_p): New helper-function.
4847 (ix86_option_override_internal): Make MEDIUM_PIC the default code-model
4848 for Windows x64 targets.
4849 (ix86_expand_prologue): Optimize for pe-coff targets.
4850 (ix86_expand_split_stack_prologue): Adjust for pe-coff targets.
4851 (legitimate_pic_address_disp_p): Adjust for x64 pe-coff to support
4852 medium/large code-model.
4853 (legitimize_pic_address): Likewise.
4854 (legitimize_tls_address): Likewise.
4855 (ix86_expand_call): Likewise.
4856 (x86_output_mi_thunk): Likewise.
4857 (get_dllimport_decl): Add new beimport argument.
4858 (construct_plt_address): Don't assert for x64 pe-coff targets.
4859 * config/i386/i386.h (PIC_OFFSET_TABLE_REGNUM): Adjust for x64 pe-coff
4860 targets.
4861 (SYMBOL_FLAG_STUBVAR): New macro.
4862 (SYMBOL_REF_STUBVAR_P): Likewise.
4863 * config/i386/winnt.c (stub_list): New structure.
4864 (stub_head): New local variable.
4865 (i386_pe_record_stub): New function.
4866 (i386_pe_file_end): Emit refptr-stubs.
4868 2013-04-02 Jakub Jelinek <jakub@redhat.com>
4870 PR rtl-optimization/56745
4871 * ifcvt.c (cond_exec_find_if_block): Don't try to optimize
4872 if then_bb has no successors and else_bb is EXIT_BLOCK_PTR.
4874 PR c++/34949
4875 * tree-ssa-alias.c (stmt_kills_ref_p_1): If base != ref->base
4876 and both of them are MEM_REFs, just compare first argument for
4877 equality and attempt to deal even with differing offsets.
4879 PR c++/34949
4880 * tree-cfg.c (verify_gimple_assign_single): Allow lhs
4881 of gimple_clobber_p to be MEM_REF.
4882 * gimplify.c (gimplify_modify_expr): Gimplify *to_p of
4883 an assignment from TREE_CLOBBER_P. Allow it to be MEM_REF
4884 after gimplification.
4885 * asan.c (get_mem_ref_of_assignment): Don't instrument
4886 gimple_clobber_p stmts.
4887 * tree-ssa-dse.c (dse_optimize_stmt): Allow DSE of
4888 gimple_clobber_p stmt if they have MEM_REF lhs and
4889 are dead because of another gimple_clobber_p stmt.
4890 * tree-ssa-live.c (clear_unused_block_pointer): Treat
4891 gimple_clobber_p stmts like debug stmts.
4892 (remove_unused_locals): Remove clobbers with MEM_REF lhs
4893 that refer to unused VAR_DECLs or uninitialized values.
4894 * tree-sra.c (sra_ipa_reset_debug_stmts): Also remove
4895 gimple_clobber_p stmts if they refer to removed parameters.
4896 (get_repl_default_def_ssa_name, sra_ipa_modify_expr): Fix up
4897 formatting.
4899 2013-04-02 Uros Bizjak <ubizjak@gmail.com>
4901 * config/i386/i386.md (*testqi_ext_3): Merge with *testqi_ext_3_rex64
4902 using SWI48 mode attribute.
4904 2013-04-02 Wei Mi <wmi@google.com>
4906 * config/i386/i386.c (ix86_rtx_costs): Set proper rtx cost for
4907 ashl<mode>3_mask, *<shift_insn><mode>3_mask and
4908 *<rotate_insn><mode>3_mask in i386.md.
4910 2013-04-02 Alexander Ivchenko <alexander.ivchenko@intel.com>
4912 * config.gcc (arm*-*-linux-*): Remove duplicate t-linux-android.
4914 2013-04-02 Richard Biener <rguenther@suse.de>
4916 PR tree-optimization/56778
4917 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
4918 Runtime alias tests are not supported for gather loads.
4919 * tree-vect-loop-manip.c (vect_loop_versioning): Insert
4920 stmts referenced from SSA operands before updating SSA form.
4922 2013-04-02 Ian Caulfield <ian.caulfield@arm.com>
4923 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4925 * config/arm/arm-arches.def (armv8-a): Default to cortex-a53.
4926 * config/arm/t-arm (MD_INCLUDES): Depend on cortex-a53.md.
4927 * config/arm/cortex-a53.md: New file.
4928 * config/arm/bpabi.h (BE8_LINK_SPEC): Handle cortex-a53.
4929 * config/arm/arm.md (generic_sched, generic_vfp): Handle cortex-a53.
4930 * config/arm/arm.c (arm_issue_rate): Likewise.
4931 * config/arm/arm-tune.md: Regenerate
4932 * config/arm/arm-tables.opt: Regenerate.
4933 * config/arm/arm-cores.def: Add cortex-a53.
4935 2013-04-02 Zhenqiang Chen <zhenqiang.chen@arm.com>
4937 * config/arm/uclinux-elf.h: Add %L to LINK_GCC_C_SEQUENCE_SPEC for
4938 non-static link.
4940 2013-04-02 Sofiane Naci <sofiane.naci@arm.com>
4942 * config/aarch64/aarch64.md (*mov<mode>_aarch64): Add variants for
4943 scalar load/store operations using B/H registers.
4944 (*zero_extend<SHORT:mode><GPI:mode>2_aarch64): Likewise.
4946 2013-04-02 Sofiane Naci <sofiane.naci@arm.com>
4948 * config/aarch64/aarch64.md (*mov<mode>_aarch64): Add alternatives for
4949 scalar move.
4950 * config/aarch64/aarch64.c
4951 (aarch64_simd_scalar_immediate_valid_for_move): New.
4952 * config/aarch64/aarch64-protos.h
4953 (aarch64_simd_scalar_immediate_valid_for_move): New.
4954 * config/aarch64/constraints.md (Dh, Dq): New.
4955 * config/aarch64/iterators.md (hq): New.
4957 2013-04-02 Eric Botcazou <ebotcazou@adacore.com>
4959 * reorg.c (get_branch_condition): Deal with conditional returns.
4960 (fill_simple_delay_slots): Remove dead code dealing with jumps.
4962 2013-04-01 Wei Mi <wmi@google.com>
4964 * config/i386/i386.md (*ashl<mode>3_mask): Rewrite as define_insn.
4965 Truncate operand 2 using %b asm operand modifier.
4966 (*<shift_insn><mode>3_mask): Ditto.
4967 (*<rotate_insn><mode>3_mask): Ditto.
4969 2013-04-01 Steven Bosscher <steven@gcc.gnu.org>
4971 PR middle-end/56798
4972 * cfgbuild.c (inside_basic_block_p): Restore check broken at r197234.
4974 2013-03-31 Kaz Kojima <kkojima@gcc.gnu.org>
4976 * config/sh/sh.md (casesi_worker_1): Use next_active_insn instead
4977 of next_real_insn.
4978 (casesi_worker_2, casesi_shift_media, casesi_load_media): Likewise.
4980 2013-03-30 Lawrence Crowl <crowl@google.com>
4982 * dse.c (clear_alias_sets): Remove never set.
4983 (disqualified_clear_alias_sets): Remove never set.
4984 (clear_alias_mode_pool): Remove never set.
4985 (dse_step0): Remove condition that is never true.
4986 (canon_address): Remove condition that is never true.
4987 (dse_step7): Remove condition that is never true.
4988 (rest_of_handle_dse): Remove condition that is never true.
4989 (rest_of_handle_dse::did_global): Remove never read from above.
4990 (dse_step2_spill): Remove never called from above.
4991 (dse_step5_spill): Remove never called from above.
4993 2013-03-30 Steven Bosscher <steven@gcc.gnu.org>
4995 * doc/md.texi (Standard Names) <casesi>: Update documentation for
4996 JUMP_TABLE_DATA changes.
4997 * doc/tm.texi.in (Dispatch Tables) <ASM_OUTPUT_CASE_LABEL>: Likewise.
4998 * doc/rtl.texi (Flags) <INSN_DELETED_P, SCHED_GROUP_P>: Likewise.
4999 (Insns) <jump_table_data>: New entry.
5000 * doc/tm.texi: Regenerate.
5002 * cfgrtl.c (fixup_reorder_chain): Do not emit barriers to BB_FOOTER.
5004 * postreload-gcse.c (bb_has_well_behaved_predecessors): Correct test
5005 for table jump at the end of a basic block using tablejump_p.
5006 * targhooks.c (default_invalid_within_doloop): Likewise.
5007 * config/rs6000/rs6000.c (TARGET_INVALID_WITHIN_DOLOOP): Remove
5008 target hook implementation that is identical to the default hook.
5009 (rs6000_invalid_within_doloop): Remove.
5011 * bb-reorder.c (fix_crossing_unconditional_branches): Remove set but
5012 unused variable from tablejump_p call.
5014 * rtl.def (JUMP_TABLE_DATA): New RTX_INSN object.
5015 * rtl.h (RTX_PREV, RTX_NEXT): Adjust for new JUMP_TABLE_DATA.
5016 (INSN_DELETED_P): Likewise.
5017 (emit_jump_table_data): New prototype.
5018 * gengtype.c (adjust_field_rtx_def): Handle JUMP_TABLE_DATA fields
5019 after 4th as unused.
5020 * print-rtl.c (print_rtl): Handle JUMP_TABLE_DATA.
5021 * sched-vis.c (print_insn): Likewise.
5022 * emit-rtl.c (active_insn_p): Consider JUMP_TABLE_DATA an active
5023 insn for compatibility with back ends that use next_active_insn to
5024 identify jump table data.
5025 (set_insn_deleted): Remove no longer useful JUMP_TABLE_DATA_P check.
5026 (remove_insn): Likewise.
5027 (emit_insn): Do not accept JUMP_TABLE_DATA objects in insn chains
5028 to be emitted.
5029 (emit_debug_insn, emit_jump_insn, emit_call_insn, emit_label): Idem.
5030 (emit_jump_table_data): New function.
5032 * cfgbuild.c (inside_basic_block_p): A JUMP_INSN is always inside a
5033 basic block, a JUMP_TABLE_DATA never is.
5034 (control_flow_insn_p): JUMP_TABLE_DATA is not a control flow insn.
5035 * cfgrtl.c (duplicate_insn_chain): Split handling of JUMP_TABLE_DATA
5036 off from code handling real insns.
5037 * final.c (get_attr_length_1): Simplify for JUMP_INSNs.
5038 * function.c (instantiate_virtual_regs): Remove JUMP_TABLE_DATA_P
5039 test, now redundant because JUMP_TABLE_DATA is not an INSN_P insn.
5040 * gcse.c (insert_insn_end_basic_block): Likewise, JUMP_TABLE_DATA_P
5041 is not a NONDEBUG_INSN_P.
5042 * ira-costs.c (scan_one_insn): Likewise.
5043 * jump.c (mark_all_labels): Likewise.
5044 (mark_jump_label_1): Likewise.
5045 * lra-eliminations.c (eliminate_regs_in_insn): Likewise.
5046 * lra.c (get_insn_freq): Expect all insns reaching here to be in
5047 a basic block.
5048 (check_rtl): Remove JUMP_TABLE_DATA_P test, not a NONDEBUG_INSN_P insn.
5049 * predict.c (expensive_function_p): Use FOR_BB_INSNS.
5050 * reload1.c (calculate_needs_all_insns): Call set_label_offsets for
5051 JUMP_TABLE_DATA_P insns.
5052 (calculate_elim_costs_all_insns): Likewise.
5053 (set_label_offsets): Recurse on the PATTERN of JUMP_TABLE_DATA insns.
5054 (elimination_costs_in_insn): Remove redundant JUMP_TABLE_DATA_P test.
5055 (delete_output_reload): Code style fixups.
5056 * reorg.c (dbr_schedule): Move JUMP_TABLE_DATA_P up to avoid setting
5057 insn flags on this non-insn.
5058 * sched-rgn.c (add_branch_dependences): Treat JUMP_TABLE_DATA insns
5059 as scheduling barriers, for pre-change compatibility.
5060 * stmt.c (emit_case_dispatch_table): Emit jump table data not as
5061 JUMP_INSN objects but instead as JUMP_TABLE_DATA objects.
5063 * config/alpha/alpha.c (alpha_does_function_need_gp): Remove
5064 redundant JUMP_TABLE_DATA_P test.
5065 * config/arm/arm.c (thumb_far_jump_used_p): Likewise.
5066 * config/frv/frv.c (frv_function_contains_far_jump): Likewise.
5067 (frv_for_each_packet): Likewise.
5068 * config/i386/i386.c (min_insn_size): Likewise.
5069 (ix86_avoid_jump_mispredicts): Likewise.
5070 * config/m32r/m32r.c (m32r_is_insn): Likewise.
5071 * config/mep/mep.c (mep_reorg_erepeat): Likewise.
5072 * config/mips/mips.c (USEFUL_INSN_P): Likewise.
5073 (mips16_insn_length): Robustify.
5074 (mips_has_long_branch_p): Remove redundant JUMP_TABLE_DATA_P test.
5075 (mips16_split_long_branches): Likewise.
5076 * config/pa/pa.c (pa_combine_instructions): Likewise.
5077 * config/rs6000/rs6000.c (get_next_active_insn): Treat
5078 JUMP_TABLE_DATA objects as active insns, like in active_insn_p.
5079 * config/s390/s390.c (s390_chunkify_start): Treat JUMP_TABLE_DATA
5080 as contributing to pool range lengths.
5081 * config/sh/sh.c (find_barrier): Restore check for ADDR_DIFF_VEC.
5082 Remove redundant JUMP_TABLE_DATA_P test.
5083 (sh_loop_align): Likewise.
5084 (split_branches): Likewise.
5085 (sh_insn_length_adjustment): Likewise.
5086 * config/spu/spu.c (get_branch_target): Likewise.
5088 2013-03-29 Jan Hubicka <jh@suse.cz>
5090 * lto-cgraph.c (output_profile_summary, input_profile_summary): Use
5091 gcov streaming; stream hot bb threshold to ltrans.
5092 * predict.c (get_hot_bb_threshold): Break out from ....
5093 (maybe_hot_count_p): ... here.
5094 (set_hot_bb_threshold): New function.
5095 * lto-section-in.c (lto_section_name): Add profile.
5096 * profile.h (get_hot_bb_threshold, set_hot_bb_threshold): Declare.
5097 * ipa.c: Include hash-table.h, tree-inline.h, profile.h, lto-streamer.h
5098 and data-streamer.h
5099 (histogram_entry): New structure.
5100 (histogram, histogram_pool): New global vars.
5101 (histogram_hash): New structure.
5102 (histogram_hash::hash): New method.
5103 (histogram_hash::equal): Likewise.
5104 (account_time_size): New function.
5105 (cmp_counts): New function.
5106 (dump_histogram): New function.
5107 (ipa_profile_generate_summary): New function.
5108 (ipa_profile_write_summary): New function.
5109 (ipa_profile_read_summary): New function.
5110 (ipa_profile): Decide on threshold.
5111 (pass_ipa_profile): Add ipa_profile_write_summary and
5112 ipa_profile_read_summary.
5113 * Makefile.in (ipa.o): Update dependencies.
5114 * lto-streamer.h (LTO_section_ipa_profile): New section.
5116 2013-03-29 Gabriel Dos Reis <gdr@integrable-solutions.net>
5118 * tree.h (VAR_P): New.
5120 2013-03-29 Paolo Carlini <paolo.carlini@oracle.com>
5122 PR lto/56777
5123 * doc/invoke.texi ([-fwhole-program]): Fix typo.
5125 2013-03-29 Steven Bosscher <steven@gcc.gnu.org>
5127 * cfgbuild.c (inside_basic_block_p): Use JUMP_TABLE_DATA_P in lieu
5128 of tests for JUMP_P and a ADDR_DIFF_VEC or ADDR_VEC pattern.
5129 (control_flow_insn_p): Likewise.
5130 * cfgrtl.c (duplicate_insn_chain): Likewise.
5131 * final.c (get_attr_length_1): Likewise.
5132 (shorten_branches): Likewise.
5133 (final_scan_insn): Likewise.
5134 * function.c (instantiate_virtual_regs): Likewise.
5135 * gcse.c (insert_insn_end_basic_block): Likewise.
5136 * ira-costs.c (scan_one_insn): Likewise.
5137 * lra-eliminations.c (eliminate_regs_in_insn): Likewise.
5138 * lra.c (check_rtl): Likewise.
5139 * reload1.c (elimination_costs_in_insn): Likewise.
5140 * reorg.c (follow_jumps): Likewise.
5142 * config/arm/arm.c (is_jump_table): Use JUMP_TABLE_DATA_P in lieu
5143 of tests for JUMP_P and a ADDR_DIFF_VEC or ADDR_VEC pattern.
5144 (thumb_far_jump_used_p): Likewise.
5145 * config/bfin/bfin.c (workaround_rts_anomaly): Likewise.
5146 (workaround_speculation): Likewise.
5147 (add_sched_insns_for_speculation): Likewise.
5148 * config/c6x/c6x.c (reorg_emit_nops): Likewise.
5149 * config/frv/frv.c (frv_function_contains_far_jump): Likewise.
5150 (frv_for_each_packet): Likewise.
5151 * config/i386/i386.c (ix86_avoid_jump_mispredicts): Likewise.
5152 * config/ia64/ia64.c (emit_all_insn_group_barriers): Likewise.
5153 (final_emit_insn_group_barriers): Likewise.
5154 * config/m32r/m32r.c (m32r_is_insn): Likewise.
5155 * config/mips/mips.c (USEFUL_INSN_P): Likewise.
5156 (mips16_insn_length): Likewise.
5157 * config/pa/pa.c (pa_reorg): Likewise.
5158 (pa_combine_instructions): Likewise.
5159 * config/rs6000/rs6000.c (rs6000_invalid_within_doloop): Likewise.
5160 * config/sh/sh.c (fixup_addr_diff_vecs): Likewise.
5161 (sh_reorg): Likewise.
5162 (split_branches): Likewise.
5163 * config/spu/spu.c (get_branch_target): Likewise.
5165 * config/s390/s390.c (s390_chunkify_start): Simplify logic using
5166 JUMP_TABLE_DATA_P.
5168 2013-03-29 Kirill Yukhin <kirill.yukhin@intel.com>
5170 * config/i386/avx2intrin.h (_mm256_broadcastsi128_si256):
5171 Fix declaration name.
5173 2013-03-28 Lawrence Crowl <crowl@google.com>
5175 * graphds.h (struct graph.indicies): Remove unused.
5176 * graphite-poly.h (struct graph.original_pddrs): Remove unused.
5177 (SCOP_ORIGINAL_PDDRS): Remove unused.
5178 * sese.h (extern insert_loop_close_phis): Removed unused.
5179 (extern insert_guard_phis): Removed unused.
5180 (extern ivtype_map_elt_info): Removed unused.
5181 (new_ivtype_map_elt): Removed unused.
5182 * sese.c (ivtype_map_elt_info): Removed unused.
5184 2013-03-28 Lawrence Crowl <crowl@google.com>
5186 * Makefile.in: Add several missing include dependences.
5187 (DUMPFILE_H): New.
5188 (test-dump.o): New. This object is not added to any executable,
5189 but is present for ad-hoc testing.
5190 * bitmap.c
5191 (debug (const bitmap_head_def &)): New.
5192 (debug (const bitmap_head_def *)): New.
5193 * bitmap.h
5194 (extern debug (const bitmap_head_def &)): New.
5195 (extern debug (const bitmap_head_def *)): New.
5196 * cfg.c
5197 (debug (edge_def &)): New.
5198 (debug (edge_def *)): New.
5199 * cfghooks.c
5200 (debug (basic_block_def &)): New.
5201 (debug (basic_block_def *)): New.
5202 * dumpfile.h
5203 (dump_node (const_tree, int, FILE *)): Correct source file.
5204 * dwarf2out.c
5205 (debug (die_struct &)): New.
5206 (debug (die_struct *)): New.
5207 * dwarf2out.h
5208 (extern debug (die_struct &)): New.
5209 (extern debug (die_struct *)): New.
5210 * gimple-pretty-print.c
5211 (debug (gimple_statement_d &)): New.
5212 (debug (gimple_statement_d *)): New.
5213 * gimple-pretty-print.h
5214 (extern debug (gimple_statement_d &)): New.
5215 (extern debug (gimple_statement_d *)): New.
5216 * ira-build.c
5217 (debug (ira_allocno_copy &)): New.
5218 (debug (ira_allocno_copy *)): New.
5219 (debug (ira_allocno &)): New.
5220 (debug (ira_allocno *)): New.
5221 * ira-int.h
5222 (extern debug (ira_allocno_copy &)): New.
5223 (extern debug (ira_allocno_copy *)): New.
5224 (extern debug (ira_allocno &)): New.
5225 (extern debug (ira_allocno *)): New.
5226 * ira-lives.c
5227 (debug (live_range &)): New.
5228 (debug (live_range *)): New.
5229 * lra-int.h
5230 (debug (lra_live_range &)): New.
5231 (debug (lra_live_range *)): New.
5232 * lra-lives.c
5233 (debug (lra_live_range &)): New.
5234 (debug (lra_live_range *)): New.
5235 * omega.c
5236 (debug (omega_pb_d &)): New.
5237 (debug (omega_pb_d *)): New.
5238 * omega.h
5239 (extern debug (omega_pb_d &)): New.
5240 (extern debug (omega_pb_d *)): New.
5241 * print-rtl.c
5242 (debug (const rtx_def &)): New.
5243 (debug (const rtx_def *)): New.
5244 * print-tree.c
5245 (debug_tree (tree): Move within file.
5246 (debug_raw (const tree_node &)): New.
5247 (debug_raw (const tree_node *)): New.
5248 (dump_tree_via_hooks (const tree_node *, int)): New.
5249 (debug (const tree_node &)): New.
5250 (debug (const tree_node *)): New.
5251 (debug_verbose (const tree_node &)): New.
5252 (debug_verbose (const tree_node *)): New.
5253 (debug_head (const tree_node &)): New.
5254 (debug_head (const tree_node *)): New.
5255 (debug_body (const tree_node &)): New.
5256 (debug_body (const tree_node *)): New.
5257 (debug_vec_tree (tree): Move and reimplement in terms of dump.
5258 (debug (vec<tree, va_gc> &)): New.
5259 (debug (vec<tree, va_gc> *)): New.
5260 * rtl.h
5261 (extern debug (const rtx_def &)): New.
5262 (extern debug (const rtx_def *)): New.
5263 * sbitmap.c
5264 (debug_raw (simple_bitmap_def &)): New.
5265 (debug_raw (simple_bitmap_def *)): New.
5266 (debug (simple_bitmap_def &)): New.
5267 (debug (simple_bitmap_def *)): New.
5268 * sbitmap.h
5269 (extern debug (simple_bitmap_def &)): New.
5270 (extern debug (simple_bitmap_def *)): New.
5271 (extern debug_raw (simple_bitmap_def &)): New.
5272 (extern debug_raw (simple_bitmap_def *)): New.
5273 * sel-sched-dump.c
5274 (debug (vinsn_def &)): New.
5275 (debug (vinsn_def *)): New.
5276 (debug_verbose (vinsn_def &)): New.
5277 (debug_verbose (vinsn_def *)): New.
5278 (debug (expr_def &)): New.
5279 (debug (expr_def *)): New.
5280 (debug_verbose (expr_def &)): New.
5281 (debug_verbose (expr_def *)): New.
5282 (debug (vec<rtx> &)): New.
5283 (debug (vec<rtx> *)): New.
5284 * sel-sched-dump.h
5285 (extern debug (vinsn_def &)): New.
5286 (extern debug (vinsn_def *)): New.
5287 (extern debug_verbose (vinsn_def &)): New.
5288 (extern debug_verbose (vinsn_def *)): New.
5289 (extern debug (expr_def &)): New.
5290 (extern debug (expr_def *)): New.
5291 (extern debug_verbose (expr_def &)): New.
5292 (extern debug_verbose (expr_def *)): New.
5293 (extern debug (vec<rtx> &)): New.
5294 (extern debug (vec<rtx> *)): New.
5295 * sel-sched-ir.h
5296 (_list_iter_cond_expr): Make inline instead of static.
5297 * sreal.c
5298 (debug (sreal &)): New.
5299 (debug (sreal *)): New.
5300 * sreal.h
5301 (extern debug (sreal &)): New.
5302 (extern debug (sreal *)): New.
5303 * tree.h
5304 (extern debug_raw (const tree_node &)): New.
5305 (extern debug_raw (const tree_node *)): New.
5306 (extern debug (const tree_node &)): New.
5307 (extern debug (const tree_node *)): New.
5308 (extern debug_verbose (const tree_node &)): New.
5309 (extern debug_verbose (const tree_node *)): New.
5310 (extern debug_head (const tree_node &)): New.
5311 (extern debug_head (const tree_node *)): New.
5312 (extern debug_body (const tree_node &)): New.
5313 (extern debug_body (const tree_node *)): New.
5314 (extern debug (vec<tree, va_gc> &)): New.
5315 (extern debug (vec<tree, va_gc> *)): New.
5316 * tree-cfg.c
5317 (debug (struct loop &)): New.
5318 (debug (struct loop *)): New.
5319 (debug_verbose (struct loop &)): New.
5320 (debug_verbose (struct loop *)): New.
5321 * tree-dump.c: Add header dependence.
5322 * tree-flow.h
5323 (extern debug (struct loop &)): New.
5324 (extern debug (struct loop *)): New.
5325 (extern debug_verbose (struct loop &)): New.
5326 (extern debug_verbose (struct loop *)): New.
5327 * tree-data-ref.c
5328 (debug (data_reference &)): New.
5329 (debug (data_reference *)): New.
5330 (debug (vec<data_reference_p> &)): New.
5331 (debug (vec<data_reference_p> *)): New.
5332 (debug (vec<ddr_p> &)): New.
5333 (debug (vec<ddr_p> *)): New.
5334 * tree-data-ref.h
5335 (extern debug (data_reference &)): New.
5336 (extern debug (data_reference *)): New.
5337 (extern debug (vec<data_reference_p> &)): New.
5338 (extern debug (vec<data_reference_p> *)): New.
5339 (extern debug (vec<ddr_p> &)): New.
5340 (extern debug (vec<ddr_p> *)): New.
5341 * tree-ssa-alias.c
5342 (debug (pt_solution &)): New.
5343 (debug (pt_solution *)): New.
5344 * tree-ssa-alias.h
5345 (extern debug (pt_solution &)): New.
5346 (extern debug (pt_solution *)): New.
5347 * tree-ssa-alias.c
5348 (debug (_var_map &)): New.
5349 (debug (_var_map *)): New.
5350 (debug (tree_live_info_d &)): New.
5351 (debug (tree_live_info_d *)): New.
5352 * tree-ssa-alias.h
5353 (extern debug (_var_map &)): New.
5354 (extern debug (_var_map *)): New.
5355 (extern debug (tree_live_info_d &)): New.
5356 (extern debug (tree_live_info_d *)): New.
5358 2013-03-28 Jan Hubicka <jh@suse.cz>
5360 * lto-cgraph.c (merge_profile_summaries): Fix overflows.
5362 2013-03-28 Ian Bolton <ian.bolton@arm.com>
5364 * config/aarch64/aarch64.md (aarch64_can_eliminate): Keep frame
5365 record only when desired or required.
5367 2013-03-28 Uros Bizjak <ubizjak@gmail.com>
5369 * config/i386/i386.md (*vec_extract2vdi_1): Merge with
5370 *vec_extractv2di_1_rex64. Use x64 isa attribute.
5372 2013-03-28 Naveen H.S <Naveen.Hurugalawadi@caviumnetworks.com>
5374 * config/aarch64/aarch64.md (*and<mode>3_compare0): New pattern.
5375 (*andsi3_compare0_uxtw): New pattern.
5376 (*and_<SHIFT:optab><mode>3_compare0): New pattern.
5377 (*and_<SHIFT:optab>si3_compare0_uxtw): New pattern.
5379 2013-03-28 Jan Hubicka <jh@suse.cz>
5381 * data-streamer-in.c (streamer_read_gcov_count): New function.
5382 * gimple-streamer-out.c: Include value-prof.h.
5383 (output_gimple_stmt): Output histogram.
5384 (output_bb): Use streamer_write_gcov_count.
5385 * value-prof.c: Include data-streamer.h
5386 (dump_histogram_value): Add HIST_TYPE_MAX.
5387 (stream_out_histogram_value): New function.
5388 (stream_in_histogram_value): New function.
5389 * value-prof.h (enum hist_type): Add HIST_TYPE_MAX.
5390 (stream_out_histogram_value, stream_in_histogram_value): Declare.
5391 * data-streamer-out.c (streamer_write_gcov_count): New function.
5392 (streamer_write_gcov_count_stream): New function.
5393 * lto-cgraph.c (lto_output_edge): Update counter streaming.
5394 (lto_output_node): Likewise.
5395 (input_node, input_edge): Likewise.
5396 * lto-streamer-out.c (output_cfg): Update streaming.
5397 * lto-streamer-in.c (input_cfg): Likewise.
5398 * data-streamer.h (streamer_write_gcov_count,
5399 streamer_write_gcov_count_stream, streamer_read_gcov_count): Declare.
5400 * gimple-streamer-in.c: Include value-prof.h
5401 (input_gimple_stmt): Input histograms.
5402 (input_bb): Update profile streaming.
5404 2013-03-28 Kenneth Zadeck <zadeck@naturalbridge.com>
5406 * genmodes.c (emit_max_int): New function.
5407 (emit_insn_modes_h): Added call to emit_max_function.
5408 * doc/rtl.texi (MAX_BITSIZE_MODE_ANY_INT, MAX_BITSIZE_MODE_ANY_MODE):
5409 Added doc.
5410 * machmode.def: Fixed comment.
5412 2013-03-28 Kenneth Zadeck <zadeck@naturalbridge.com>
5414 * combine.c (try_combine): Removed useless assert.
5415 * cselib.c (rtx_equal_for_cselib_1): Removed unnecessary parens.
5417 2013-03-28 Marek Polacek <polacek@redhat.com>
5418 Richard Biener <rguenther@suse.de>
5420 PR tree-optimization/56695
5421 * tree-vect-stmts.c (vectorizable_condition): Unconditionally
5422 build signed result of a vector comparison.
5423 * tree-cfg.c (verify_gimple_comparison): Check that a result
5424 of a vector comparison has signed type.
5426 2013-03-28 Richard Biener <rguenther@suse.de>
5428 PR tree-optimization/37021
5429 * tree-vect-slp.c (vect_build_slp_tree): When not unrolling
5430 do not restrict gaps between groups.
5431 * tree-vect-stmts.c (vectorizable_load): Properly account for
5432 a gap between groups.
5434 2013-03-28 Eric Botcazou <ebotcazou@adacore.com>
5436 * toplev.c (process_options): Do not disable -fomit-frame-pointer on a
5437 general basis if unwind info is requested and ACCUMULATE_OUTGOING_ARGS
5438 is not enabled.
5440 2013-03-27 Gerald Pfeifer <gerald@pfeifer.com>
5442 * doc/invoke.texi (AVR Options): Tweak link for AVR-LibC user manual.
5443 * doc/extend.texi (Named Address Spaces): Ditto.
5444 (Variable Attributes): Ditto.
5446 2013-03-27 Kai Tietz <ktietz@redhat.com>
5448 * config.build: Add support for cygwin x64 target.
5449 * config.gcc: Likewise.
5450 * config.host: Likewise.
5451 * configure.ac: Likewise
5452 * configure: Regenerated.
5454 2013-03-27 Kai Tietz <ktietz@redhat.com>
5456 * config/i386/cygwin-stdint.h: Add support for cygwin x64 target.
5457 * config/i386/t-cygwin-w64: New file.
5458 * config/i386/cygwin-w64.h: New file.
5459 * config/i386/cygwin.h (EXTRA_OS_CPP_BUILTINS): Extend
5460 and add support for x64-cygwin target.
5461 (CPP_SPEC): Likewise.
5462 (CXX_WRAP_SPEC_LIST): Undefine before define.
5463 (LIBGCJ_SONAME): Use 15 as version.
5465 2013-03-27 Richard Biener <rguenther@suse.de>
5467 PR tree-optimization/56716
5468 * tree-ssa-structalias.c (perform_var_substitution): Adjust
5469 dumping for ref nodes.
5471 2013-03-27 Martin Jambor <mjambor@suse.cz>
5473 PR tree-optimization/55334
5474 * ipa-cp.c (initialize_node_lattices): Allow IPA-CP through and to
5475 restricted pointers to arrays.
5477 2013-03-27 Gabriel Dos Reis <gdr@integrable-solutions.net>
5479 * Makefile.in (.SUFFIXES): Add .cc.
5480 (.c.o): Apply same recipe for implicit rule .cc.o.
5482 2013-03-27 Richard Biener <rguenther@suse.de>
5484 PR tree-optimization/37021
5485 * tree-vect-data-refs.c (vect_check_strided_load): Allow
5486 REALPART/IMAGPART_EXPRs around the supported refs.
5487 * tree-ssa-structalias.c (find_func_aliases): Assume that
5488 floating-point values are not used to transfer pointers.
5490 2013-03-27 Alexander Ivchenko <alexander.ivchenko@intel.com>
5492 * target.def (TARGET_HAS_IFUNC_P): New target hook.
5493 * doc/tm.texi.in (TARGET_HAS_IFUNC_P): New.
5494 * doc/tm.texi: Regenerate.
5495 * targhooks.h (default_has_ifunc_p): New.
5496 * targhooks.c (default_has_ifunc_p): Ditto.
5497 * config/linux-protos.h: New file.
5498 * config/linux-android.h (TARGET_HAS_IFUNC_P): Using version of
5499 this hook for linux which disables support of indirect functions in
5500 android.
5501 * config/linux-android.c: New file.
5502 * config/t-linux-android.c: Ditto.
5503 * config.gcc: Added new object file linux-android.o.
5504 * config/i386/i386.c (ix86_get_function_versions_dispatcher):
5505 Using TARGET_HAS_IFUNC hook instead of HAVE_GNU_INDIRECT_FUNCTION.
5506 * varasm.c (do_assemble_alias): Likewise.
5507 * configure.ac: Define HAVE_GNU_INDIRECT_FUNCTION as zero if the target
5508 doesn't support indirect functions.
5509 * configure: Regenerate.
5511 2013-03-27 Bin Cheng <bin.cheng@arm.com>
5513 PR target/56102
5514 * config/arm/arm.c (thumb1_rtx_costs, thumb1_size_rtx_costs): Fix
5515 rtx costs for SET/ASHIFT/ASHIFTRT/LSHIFTRT/ROTATERT patterns with
5516 mult-word mode.
5518 2013-03-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5520 * config/s390/s390.h (TARGET_FLT_EVAL_METHOD): Define.
5522 2013-03-27 Terry Guo <terry.guo@arm.com>
5524 * config/arm/arm-cores.def: Added core cortex-r7.
5525 * config/arm/arm-tune.md: Regenerated.
5526 * config/arm/arm-tables.opt: Regenerated.
5527 * doc/invoke.texi: Added entry for core cortex-r7.
5529 2013-03-27 Walter Lee <walt@tilera.com>
5531 * config/tilegx/tilegx.c (tilegx_expand_prologue): Avoid
5532 double-decrement of next_scratch_regno.
5534 2013-03-27 Walter Lee <walt@tilera.com>
5536 * config/tilegx/tilegx.md (insn_v1mulu): Fix predicates on
5537 input operands.
5538 (insn_v1mulus): Ditto.
5539 (insn_v2muls): Ditto.
5541 2013-03-27 Walter Lee <walt@tilera.com>
5543 * config/tilegx/tilegx.h (ASM_OUTPUT_ADDR_VEC_ELT): Delete extra tab.
5544 (ASM_OUTPUT_ADDR_DIFF_ELT): Ditto.
5546 2013-03-27 Walter Lee <walt@tilera.com>
5548 * config/tilegx/tilegx.md (*sibcall_insn): Fix type atribute for jr.
5549 (*sibcall_value): Ditto.
5551 2013-03-27 Walter Lee <walt@tilera.com>
5553 * config/tilegx/tilegx.md (insn_mnz_<mode>): Replaced by ...
5554 (insn_mnz_v8qi): ... this ...
5555 (insn_mnz_v4hi): ... and this. Replace (const_int 0) with the
5556 vector equivalent.
5557 (insn_v<n>mnz): Replaced by ...
5558 (insn_v1mnz): ... this ...
5559 (insn_v2mnz): ... and this. Replace (const_int 0) with the vector
5560 equivalent.
5561 (insn_mz_<mode>): Replaced by ...
5562 (insn_mz_v8qi): ... this ...
5563 (insn_mz_v4hi): ... and this. Replace (const_int 0) with the
5564 vector equivalent.
5565 (insn_v<n>mz): Replaced by ...
5566 (insn_v1mz): ... this ...
5567 (insn_v2mz): ... and this. Replace (const_int 0) with the vector
5568 equivalent.
5570 2013-03-26 Eric Botcazou <ebotcazou@adacore.com>
5572 * doc/invoke.texi (SPARC options): Remove -mlittle-endian.
5574 2013-03-26 Roland McGrath <mcgrathr@google.com>
5576 * config/arm/arm.c (arm_print_operand: case 'w'): Use fputs rather
5577 than fprintf with a non-constant, non-format string.
5579 2013-03-26 Uros Bizjak <ubizjak@gmail.com>
5581 * config/i386/i386.md (*cmpqi_ext_1): Merge with *cmpqi_ext_1_rex64
5582 using nox64 isa attribute. Use nonimmediate_x86nomem_operand as
5583 operand 0 predicate.
5584 (*cmpqi_ext_3): Merge with *cmpqi_ext_3_rex64 using nox64 isa
5585 attribute. Use general_x64nomem_operand as operand 1 predicate.
5586 (*movqi_extv_1): Merge with *movqi_extv_1_rex64 using nox64 isa
5587 attribute. Use nonimmediate_x64nomem_operand as operand 0 predicate.
5588 (*movqi_extzv_2): Merge with *movqi_extzv_2_rex64 using nox64 isa
5589 attribute. Use nonimmediate_x64nomem_operand as operand 0 predicate.
5590 (mov<mode>_insv_1): Remove expander. Merge insn with
5591 movsi_insv_1 using SWI48 mode iterator and nox64 isa attribute.
5592 Use general_x64nomem_operand as operand 1 predicate.
5593 (addqi_ext_1): Merge with *addqi_ext_1_rex64 using nox64 isa attribute.
5594 (*testqi_ext_1): Merge with *testqi_ext_1_rex64 using nox64 isa
5595 attribute. Use nonimmediate_x64nomem_operand as operand 1 predicate.
5596 (*andqi_ext_1): Merge with *andqi_ext_1_rex64 using nox64 isa
5597 attribute. Use nonimmediate_x64nomem_operand as operand 2 predicate.
5598 (*<code>qi_ext_1): Merge with *<code>qi_ext_1_rex64 using nox64 isa
5599 attribute. Use nonimmediate_x64nomem_operand as operand 1 predicate.
5600 (*xorqi_cc_ext_1): Merge with *xorqi_cc_ext_1_rex64 using nox64
5601 isa attribute. Use general_x64nomem_operand as operand 2 predicate.
5602 * config/i386/predicates.md (nonimmediate_x64nomem_operand): New.
5603 (general_x64nomem_operand): Ditto.
5605 2013-03-26 Sebastian Huber <sebastian.huber@embedded-brains.de>
5607 * config/rtems.opt: Add -pthread option.
5609 2013-03-26 Richard Biener <rguenther@suse.de>
5611 * alias.c (find_base_term): Avoid redundant and not used recursion.
5612 (base_alias_check): Get the initial base term from the caller.
5613 (true_dependence_1): Compute and pass base terms to base_alias_check.
5614 (write_dependence_p): Likewise.
5615 (may_alias_p): Likewise.
5617 2013-03-26 Sofiane Naci <sofiane.naci@arm.com>
5619 * config/aarch64/aarch64.c (aarch64_classify_address): Support
5620 PC-relative load in SI modes and above only.
5622 2013-03-26 Xinyu Qi <xyqi@marvell.com>
5624 * config/arm/arm.h (FIRST_IWMMXT_GR_REGNUM): Add comment.
5625 * config/arm/iwmmxt.md (WCGR0): Update.
5626 (WCGR1, WCGR2, WCGR3): Likewise.
5628 2013-03-26 Uros Bizjak <ubizjak@gmail.com>
5630 * config/i386/i386.md (*movdfcc_1): Merge with *movdfcc_1_rex64.
5631 Use x64 and nox64 isa attributes.
5633 2013-03-26 Richard Biener <rguenther@suse.de>
5635 * emit-rtl.c (set_mem_attributes_minus_bitpos): Remove
5636 alignment computations and rely on get_object_alignment_1
5637 for the !TYPE_P case.
5638 Commonize DECL/COMPONENT_REF handling in the ARRAY_REF path.
5640 2013-03-26 Walter Lee <walt@tilera.com>
5642 * config/tilegx/tilegx.h (PROFILE_BEFORE_PROLOGUE): Define.
5643 * config/tilegx/tilepro.h (PROFILE_BEFORE_PROLOGUE): Define.
5645 2013-03-25 Jeff Law <law@redhat.com>
5647 * tree-ssa-dom.c (record_equivalences_from_incoming_edge): Add missing
5648 check for INTEGRAL_TYPE_P that was missing due to checking in
5649 wrong version of prior patch.
5651 2013-03-25 Walter Lee <walt@tilera.com>
5653 * config/tilegx/tilegx-builtins.h (enum tilegx_builtin): Add
5654 TILEGX_INSN_SHUFFLEBYTES1.
5655 * config/tilegx/tilegx.c (tilegx_builtin_info): Add entry for
5656 shufflebytes1.
5657 (tilegx_builtins): Ditto.
5658 * config/tilegx/tilegx.md (insn_shufflebytes1): New pattern.
5660 2013-03-25 Walter Lee <walt@tilera.com>
5662 * config/tilegx/tilegx.md (floatsisf2): New pattern.
5663 (floatunssisf2): New pattern.
5664 (floatsidf2): New pattern.
5665 (floatunssidf2): New pattern.
5667 2013-03-25 Walter Lee <walt@tilera.com>
5669 * config/tilegx/tilegx.c (expand_set_cint64_one_inst): Inline
5670 tests for constraint J, K, N, P.
5672 2013-03-25 Walter Lee <walt@tilera.com>
5674 * config/tilegx/tilegx.c (tilegx_asm_preferred_eh_data_format):
5675 Use indirect/pcrel encoding.
5676 * config/tilepro/tilepro.c (tilepro_asm_preferred_eh_data_format):
5677 Ditto.
5679 2013-03-25 Steve Ellcey <sellcey@mips.com>
5681 * config/mips/mmips-cpus.def (74kc, 74kf2_1, 74kf, 74kf, 74kf1_1,
5682 74kfx, 74kx, 74kf3_2): Add PTF_AVOID_IMADD.
5683 * config/mips/mips.c (mips_option_override): Set IMADD default.
5684 * config/mips/mips.h (PTF_AVOID_IMADD): New.
5685 (ISA_HAS_MADD_MSUB): Remove MIPS16 check.
5686 (GENERATE_MADD_MSUB): Remove TUNE_74K check, add MIPS16 check.
5687 * config/mips/mips.md (mimadd): New flag for integer madd/msub.
5688 * doc/invoke.texi (-mimadd/-mno-imadd): New.
5690 2013-03-25 Jeff Law <law@redhat.com>
5692 * tree-ssa-dom.c (record_equivalences_from_incoming_edge): Rework
5693 slightly to avoid creating and folding useless trees. Simplify
5694 slightly by restricting to INTEGER_CSTs and using int_fits_type_p.
5696 2013-03-25 Uros Bizjak <ubizjak@gmail.com>
5698 * config/i386/i386.md (*zero_extendsidi2): Merge with
5699 *zero_extendsidi2_rex64. Use x64 and nox64 isa attributes.
5700 * config/i386/predicates.md (x86_64_zext_operand): Rename from
5701 x86_64_zext_general_operand. Use nonimmediate_operand on 32bit
5702 targets. Clarify comment.
5704 2013-03-25 Martin Jambor <mjambor@suse.cz>
5706 * ipa-prop.c (ipa_write_jump_function): Stream simple and aritmetic
5707 pass-through jump functions differently.
5708 (ipa_read_jump_function): Likewise. Also use setter functions to set
5709 up jump functions.
5711 2013-03-25 Martin Jambor <mjambor@suse.cz>
5713 * ipa-cp.c (ipa_get_indirect_edge_target): Renamed to
5714 ipa_get_indirect_edge_target_1, added parameter agg_reps and ability to
5715 process it.
5716 (ipa_get_indirect_edge_target): New function.
5717 (devirtualization_time_bonus): New parameter known_aggs, pass it to
5718 ipa_get_indirect_edge_target. Update all callers.
5719 (ipcp_discover_new_direct_edges): New parameter aggvals. Pass it to
5720 ipa_get_indirect_edge_target_1 instead of calling
5721 ipa_get_indirect_edge_target.
5722 (create_specialized_node): Pass aggvlas to
5723 ipcp_discover_new_direct_edges.
5725 2013-03-25 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5727 * config/arm/arm.md (f_sels, f_seld): New types.
5728 (*cmov<mode>): New pattern.
5729 * config/arm/predicates.md (arm_vsel_comparison_operator): New
5730 predicate.
5732 2013-03-25 Kai Tietz <ktietz@redhat.com>
5734 * config/i386/xm-mingw32.h (__USE_MINGW_ANSI_STDIO): Enable
5735 POSIX-printf for mingw-hosted builds.
5737 2013-03-25 Richard Biener <rguenther@suse.de>
5739 PR middle-end/56694
5740 * tree-eh.c (lower_eh_must_not_throw): Strip BLOCKs from the
5741 must-not-throw stmt location.
5743 2013-03-25 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5745 * config/arm/arm.c (arm_emit_load_exclusive): Add acq parameter.
5746 Emit load-acquire versions when acq is true.
5747 (arm_emit_store_exclusive): Add rel parameter.
5748 Emit store-release versions when rel is true.
5749 (arm_split_compare_and_swap): Use acquire-release instructions
5750 instead.
5751 of barriers when appropriate.
5752 (arm_split_atomic_op): Likewise.
5753 * config/arm/arm.h (TARGET_HAVE_LDACQ): New macro.
5754 * config/arm/unspecs.md (VUNSPEC_LAX): New unspec.
5755 (VUNSPEC_SLX): Likewise.
5756 (VUNSPEC_LDA): Likewise.
5757 (VUNSPEC_STL): Likewise.
5758 * config/arm/sync.md (atomic_load<mode>): New pattern.
5759 (atomic_store<mode>): Likewise.
5760 (arm_load_acquire_exclusive<mode>): Likewise.
5761 (arm_load_acquire_exclusivesi): Likewise.
5762 (arm_load_acquire_exclusivedi): Likewise.
5763 (arm_store_release_exclusive<mode>): Likewise.
5765 2013-03-25 Catherine Moore <clm@codesourcery.com>
5767 * config/mips/constraints.md (u, Udb7 Uead, Uean, Uesp, Uib3,
5768 Uuw6, Usb4, ZS, ZT, ZU, ZV, ZW): New constraints.
5769 * config/mip/predicates.md (lwsp_swsp_operand,
5770 lw16_sw16_operand, lhu16_sh16_operand, lbu16_operand,
5771 sb16_operand, db4_operand, db7_operand, ib3_operand,
5772 sb4_operand, ub4_operand, uh4_operand, uw4_operand,
5773 uw5_operand, uw6_operand, addiur2_operand, addiusp_operand,
5774 andi16_operand): New predicates.
5775 * config/mips/mips.md (compression): New attribute.
5776 (enabled): New attribute.
5777 (length): Consider compression in computing length.
5778 (shift_compression): New code attribute.
5779 (*add<mode>3): New operands. Record compression.
5780 (sub<mode>3): Likewise.
5781 (one_cmpl<mode>2): Likewise.
5782 (*and<mode>3): Likewise.
5783 (*ior<mode>3): Likewise.
5784 (unnamed pattern for xor): Likewise.
5785 (*zero_extend<SHORT:mode><GPR:mode>2): Likewise.
5786 (*<optab><mode>3): Likewise.
5787 (*mov<mode>_internal: Likewise.
5788 * config/mips/mips-protos.h (mips_signed_immediate_p): New.
5789 (mips_unsigned_immediate_p): New.
5790 (umips_lwsp_swsp_address_p): New.
5791 (m16_based_address_p): New.
5792 * config/mips/mips-protos.h (mips_signed_immediate_p): New prototype.
5793 (mips_unsigned_immediate_p): New prototype.
5794 (lwsp_swsp_address_p): New prototype.
5795 (m16_based_address_p): New prototype.
5796 * config/mips/mips.c (mips_unsigned_immediate_p): New function.
5797 (mips_signed_immediate_p): New function.
5798 (m16_based_address_p): New function.
5799 (lwsp_swsp_address_p): New function.
5800 (mips_print_operand_punctuation): Recognize short delay slot insns
5801 for microMIPS.add<mode>3"
5803 2013-03-25 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5805 PR target/56720
5806 * config/arm/iterators.md (v_cmp_result): New mode attribute.
5807 * config/arm/neon.md (vcond<mode><mode>): Handle unordered cases.
5809 2013-03-25 Richard Biener <rguenther@suse.de>
5811 PR tree-optimization/56689
5812 * tree-vrp.c (execute_vrp): Mark loops for fixup if we removed
5813 any edge.
5815 2013-03-25 Richard Biener <rguenther@suse.de>
5817 * tree-ssa-loop-im.c (struct mem_ref): Use bitmap_head instead
5818 of bitmap.
5819 (memory_references): Likewise.
5820 (outermost_indep_loop, mem_ref_alloc, mark_ref_stored,
5821 gather_mem_refs_stmt, record_dep_loop, ref_indep_loop_p_1,
5822 ref_indep_loop_p_2, find_refs_for_sm): Adjust.
5823 (gather_mem_refs_in_loops): Fold into ...
5824 (analyze_memory_references): ... this. Move initialization
5825 to tree_ssa_lim_initialize.
5826 (fill_always_executed_in): Rename to ...
5827 (fill_always_executed_in_1): ... this.
5828 (fill_always_executed_in): Move contains_call computation to
5829 this new function from ...
5830 (tree_ssa_lim_initialize): ... here.
5831 (tree_ssa_lim): Call fill_always_executed_in.
5833 2013-03-25 Eric Botcazou <ebotcazou@adacore.com>
5835 * postreload.c (reload_combine): Fix code detecting returns.
5837 2013-03-25 Eric Botcazou <ebotcazou@adacore.com>
5839 * function.c (emit_use_return_register_into_block): On cc0 targets,
5840 do not emit the sequence between cc0 setter and user.
5842 2013-03-25 Kai Tietz <ktietz@redhat.com>
5844 * config/i386/predicates.md (local_symbolic_operand): Interpret
5845 dll-imported symbols as none-local.
5847 2013-03-25 Richard Biener <rguenther@suse.de>
5849 * tree-ssa-loop-im.c (struct depend): Remove.
5850 (struct lim_aux_data): Make depends a vec of gimples.
5851 (free_lim_aux_data): Adjust.
5852 (add_dependency): Likewise.
5853 (set_level): Likewise.
5855 2013-03-25 Richard Biener <rguenther@suse.de>
5857 PR middle-end/56434
5858 * calls.c (expand_call): Use MALLOC_ABI_ALIGNMENT to annotate
5859 the pointer returned by calls with ECF_MALLOC set.
5861 2013-03-24 Uros Bizjak <ubizjak@gmail.com>
5863 * config/i386/mmx.md (mov<mode>): Add ?!Ym,r and r,?!Ym alternatives.
5865 2013-03-24 Uros Bizjak <ubizjak@gmail.com>
5867 * config/i386/mmx.md (mov<mode>): Merge with movv2sf expander
5868 using MMXMODE mode iterator.
5869 (*move<mode>_internal): Merge with *movv2sf_internal and
5870 *movv2sf_internal_rex64 using MMXMODE mode iterator.
5872 2013-03-23 Steven Bosscher <steven@gcc.gnu.org>
5874 * gcse.c (oprs_unchanged_p): Respect flag_gcse_lm.
5875 (record_last_mem_set_info): Likewise.
5877 * df-core.c (rest_of_handle_df_initialize): Use XCNEWVEC instead
5878 of XNEWVEC followed by memset.
5879 (df_worklist_dataflow): Use XNEWVEC instead of xmalloc with a cast.
5881 2013-03-23 Steven Bosscher <steven@gcc.gnu.org>
5883 * config/avr/avr.c, config/bfin/bfin.c, config/c6x/c6x.c,
5884 config/epiphany/epiphany.c, config/frv/frv.c, config/ia64/ia64.c,
5885 config/iq2000/iq2000.c, config/mcore/mcore.c, config/mep/mep.c,
5886 config/mmix/mmix.c, config/pa/pa.c, config/rs6000/rs6000.c,
5887 config/s390/s390.c, config/sparc/sparc.c, config/spu/spu.c,
5888 config/stormy16/stormy16.c, config/v850/v850.c, config/xtensa/xtensa.c,
5889 dwarf2out.c, hw-doloop.c, resource.c, rtl.h : Where applicable, use
5890 the predicates NOTE_P, NONJUMP_INSN_P, JUMP_P, CALL_P, LABEL_P, and
5891 BARRIER_P instead of GET_CODE.
5893 2013-03-23 Eric Botcazou <ebotcazou@adacore.com>
5895 * config/sparc/sparc.c (sparc_emit_probe_stack_range): Fix small
5896 inaccuracy in the probing code.
5898 * config/sparc/sparc.md (ctrapsi4): Add predicate for operand #3.
5899 (ctrapdi4): Likewise.
5901 2013-03-23 Eric Botcazou <ebotcazou@adacore.com>
5903 * calls.c (expand_call): Add missing guard to code handling return
5904 of non-BLKmode structures in MSB.
5905 * function.c (expand_function_end): Likewise.
5907 2013-03-23 Eric Botcazou <ebotcazou@adacore.com>
5909 * combine.c (try_combine): Adjust comment. Do not add the set of
5910 insn #0 if the destination indirectly is set or dies in insn #2.
5911 Tidy up code to distribute a new note.
5913 2013-03-22 Uros Bizjak <ubizjak@gmail.com>
5915 * config/i386/i386.md (*movdi_internal): Set prefix_rex attribute
5916 also for alternatives 16 and 17.
5918 2013-03-22 Uros Bizjak <ubizjak@gmail.com>
5920 * config/i386/sse.md (*mov<mode>_internal): Merge with
5921 *mov<mode>_internal_rex64. Use x64 and nox64 isa attributes.
5922 Emit insn template depending on type attribute. Use
5923 HAVE_AS_IX86_INTERUNIT_MOVQ to handle broken assemblers that require
5924 movd instead of movq mnemonic for interunit moves. Rewrite mode
5925 attribute calculation. Remove unit attribute calculation.
5926 Set prefix attribute to maybe_vex for sselog1 and ssemov types.
5927 Set prefix_data16 attribute for DImode ssemov types.
5928 Use Ym instead of y for SSE-MMX conversion alternatives.
5929 Reorder operand constraints.
5931 2013-03-22 Steven Bosscher <steven@gcc.gnu.org>
5933 * df.h (df_insn_delete): Adjust prototype.
5934 * emit-rtl.c (remove_insn): Pass a basic block to df_insn_delete
5935 and let it decide whether mark the basic block dirty.
5936 (set_insn_deleted): Only pass INSN_P insns to df_insn_delete.
5937 * df-scan.c (df_insn_info_delete): New helper function, split
5938 off from df_insn_delete.
5939 (df_scan_free_bb_info): Use it.
5940 (df_insn_rescan, df_insn_rescan_all, df_process_deferred_rescans):
5941 Likewise.
5942 (df_insn_delete): Likewise. Take insn rtx as argument. Verify
5943 that the insn is actually an insn and it has a non-NULL basic block.
5944 Do not mark basic block dirty if only deleting a DEBUG_INSN.
5946 2013-03-22 Richard Biener <rguenther@suse.de>
5948 * tree-ssa-loop-im.c (struct mem_ref): Remove indep_ref and
5949 dep_ref members.
5950 (mem_ref_alloc): Do not allocate them.
5951 (refs_independent_p): Do not query or maintain a cache.
5953 2013-03-22 Richard Biener <rguenther@suse.de>
5955 * tree-ssa-loop-im.c (memory_references): Drop all_refs_in_loop.
5956 (gather_mem_refs_in_loops): Do not compute it.
5957 (analyze_memory_references): Do not allocate it.
5958 (tree_ssa_lim_finalize): Do not free it.
5959 (for_all_locs_in_loop): Do not query all_refs_in_loop.
5961 2013-03-22 Richard Biener <rguenther@suse.de>
5963 * is-a.h (as_a): Use gcc_checking_assert.
5965 2013-03-22 Ian Bolton <ian.bolton@arm.com>
5967 * config/aarch64/aarch64.c (aarch64_print_operand): New
5968 format specifier for printing a constant in hex.
5969 * config/aarch64/aarch64.md (insv_imm<mode>): Use the X
5970 format specifier for printing second operand.
5972 2013-03-22 Richard Biener <rguenther@suse.de>
5974 * tree-ssa-loop-im.c (memory_references): Add refs_stored_in_loop
5975 bitmaps.
5976 (gather_mem_refs_in_loops): Perform store accumulation here.
5977 (create_vop_ref_mapping_loop): Remove.
5978 (create_vop_ref_mapping): Likewise.
5979 (analyze_memory_references): Initialize refs_stored_in_loop.
5980 (LOOP_DEP_BIT): New define to map to bits in (in)dep_loop bitmaps.
5981 (record_indep_loop): Remove.
5982 (record_dep_loop): New function.
5983 (ref_indep_loop_p_1): Adjust to only walk over references
5984 in the loop, not its subloops.
5985 (ref_indep_loop_p): Rename to ...
5986 (ref_indep_loop_p_2): ... this and recurse over the loop tree,
5987 maintaining a more fine-grained cache.
5988 (ref_indep_loop_p): Wrap ref_indep_loop_p_2.
5989 (tree_ssa_lim_finalize): Free refs_stored_in_loop.
5991 2013-03-22 Richard Biener <rguenther@suse.de>
5993 * tree-ssa-loop-im.c (struct mem_ref_locs): Remove.
5994 (struct mem_ref): Make accesses_in_loop a vec of a vec of
5995 aggregate mem_ref_loc.
5996 (free_mem_ref_locs): Inline into ...
5997 (memref_free): ... this and adjust.
5998 (mem_ref_alloc): Adjust.
5999 (mem_ref_locs_alloc): Remove.
6000 (record_mem_ref_loc): Adjust.
6001 (get_all_locs_in_loop): Rewrite into ...
6002 (for_all_locs_in_loop): ... this iterator.
6003 (rewrite_mem_ref_loc): New functor.
6004 (rewrite_mem_refs): Use for_all_locs_in_loop.
6005 (sm_set_flag_if_changed): New functor.
6006 (execute_sm_if_changed_flag_set): Use for_all_locs_in_loop.
6007 (ref_always_accessed): New functor.
6008 (ref_always_accessed_p): Use for_all_locs_in_loop.
6010 2013-03-21 Marc Glisse <marc.glisse@inria.fr>
6012 * tree-pass.h (PROP_gimple_lvec): New.
6013 * passes.c (dump_properties): Handle PROP_gimple_lvec.
6014 (init_optimization_passes): Move pass_lower_vector.
6015 * tree-vect-generic.c (gate_expand_vector_operations_ssa): Test
6016 PROP_gimple_lvec.
6017 (pass_lower_vector): Provide PROP_gimple_lvec.
6018 (pass_lower_vector_ssa): Likewise.
6019 * cfgexpand.c (pass_expand): Require PROP_gimple_lvec.
6021 2013-03-21 Mark Wielaard <mjw@redhat.com>
6023 * dwarf2out.c (size_of_aranges): Skip DECL_IGNORED_P functions.
6025 2013-03-21 Uros Bizjak <ubizjak@gmail.com>
6027 * config/i386/i386.md (*movdi_internal): Disparage slightly
6028 all MMX moves to/from memory. Use Yi instead of x for SSE-MMX
6029 conversion alternatives.
6031 2013-03-21 Jakub Jelinek <jakub@redhat.com>
6033 PR middle-end/48087
6034 * diagnostic.def (DK_WERROR): New kind.
6035 * diagnostic.h (werrorcount): Define.
6036 * diagnostic.c (diagnostic_report_diagnostic): For DK_WARNING
6037 promoted to DK_ERROR, increment DK_WERROR counter instead of
6038 DK_ERROR counter.
6039 * toplev.c (toplev_main): Call print_ignored_options even if
6040 just werrorcount is non-zero. Exit with FATAL_EXIT_CODE
6041 even if just werrorcount is non-zero.
6043 PR debug/55608
6044 * dwarf2out.c (tree_add_const_value_attribute): Call ggc_free (array)
6045 on failure.
6046 (resolve_one_addr): Fail if referenced STRING_CST hasn't been written.
6047 (string_cst_pool_decl): New function.
6048 (optimize_one_addr_into_implicit_ptr): New function.
6049 (resolve_addr_in_expr): Optimize DWARF location expression
6050 DW_OP_addr DW_OP_stack_value where DW_OP_addr refers to some variable
6051 which doesn't live in memory, but has DW_AT_location or
6052 DW_AT_const_value, or refers to a string literal, into
6053 DW_OP_GNU_implicit_pointer.
6054 (optimize_location_into_implicit_ptr): New function.
6055 (resolve_addr): If removing DW_AT_location of a variable because
6056 it was DW_OP_addr of address of the variable, but the variable doesn't
6057 live in memory, try to emit const value attribute for the initializer.
6059 2013-03-21 Marc Glisse <marc.glisse@inria.fr>
6061 * tree.h (VECTOR_TYPE_P): New macro.
6062 (VECTOR_INTEGER_TYPE_P, VECTOR_FLOAT_TYPE_P, FLOAT_TYPE_P,
6063 TYPE_MODE): Use it.
6064 * fold-const.c (fold_cond_expr_with_comparison): Use build_zero_cst.
6065 VEC_COND_EXPR cannot be lvalues.
6066 (fold_ternary_loc) <VEC_COND_EXPR>: Merge with the COND_EXPR case.
6068 2013-03-21 Marc Glisse <marc.glisse@inria.fr>
6070 * simplify-rtx.c (simplify_binary_operation_1) <VEC_CONCAT>:
6071 Restrict the transformation to equal modes.
6073 2013-03-21 Richard Biener <rguenther@suse.de>
6075 PR tree-optimization/39326
6076 * tree-ssa-loop-im.c (UNANALYZABLE_MEM_ID): New define.
6077 (MEM_ANALYZABLE): Adjust.
6078 (record_mem_ref_loc): Move bitmap ops ...
6079 (gather_mem_refs_stmt): ... here. Use the shared mem-ref for
6080 unanalyzable refs, do not record locations for it.
6081 (analyze_memory_references): Allocate ref zero as shared
6082 unanalyzable ref.
6083 (refs_independent_p): Do not test for unanalyzed mems here.
6084 (ref_indep_loop_p_1): Special-case disambiguation against
6085 the unanalyzed ref.
6086 (ref_indep_loop_p): Assert we are not queried for the unanalyzed mem.
6088 2013-03-21 Christophe Lyon <christophe.lyon@linaro.org>
6090 * config/arm/arm-protos.h (tune_params): Add
6091 prefer_neon_for_64bits field.
6092 * config/arm/arm.c (prefer_neon_for_64bits): New variable.
6093 (arm_slowmul_tune): Default prefer_neon_for_64bits to false.
6094 (arm_fastmul_tune, arm_strongarm_tune, arm_xscale_tune): Ditto.
6095 (arm_9e_tune, arm_v6t2_tune, arm_cortex_tune): Ditto.
6096 (arm_cortex_a15_tune, arm_cortex_a5_tune): Ditto.
6097 (arm_cortex_a9_tune, arm_v6m_tune, arm_fa726te_tune): Ditto.
6098 (arm_option_override): Handle -mneon-for-64bits new option.
6099 * config/arm/arm.h (TARGET_PREFER_NEON_64BITS): New macro.
6100 (prefer_neon_for_64bits): Declare new variable.
6101 * config/arm/arm.md (arch): Rename neon_onlya8 and neon_nota8 to
6102 avoid_neon_for_64bits and neon_for_64bits. Remove onlya8 and nota8.
6103 (arch_enabled): Handle new arch types. Remove support for onlya8
6104 and nota8.
6105 (one_cmpldi2): Use new arch names.
6106 (zero_extend<mode>di2, extend<mode>di2): Ditto.
6107 * config/arm/arm.opt (mneon-for-64bits): Add option.
6108 * config/arm/neon.md (adddi3_neon, subdi3_neon, iordi3_neon)
6109 (anddi3_neon, xordi3_neon, ashldi3_neon, <shift>di3_neon): Use
6110 neon_for_64bits instead of nota8 and avoid_neon_for_64bits instead
6111 of onlya8.
6112 * doc/invoke.texi (-mneon-for-64bits): Document.
6114 2013-03-21 Richard Biener <rguenther@suse.de>
6116 PR tree-optimization/39326
6117 * tree-ssa-loop-im.c (bb_loop_postorder): New global static.
6118 (sort_bbs_in_loop_postorder_cmp): New function.
6119 (gather_mem_refs_in_loops): Assign mem-ref IDs in loop postorder.
6121 2013-03-21 Richard Biener <rguenther@suse.de>
6123 * tree-vect-data-refs.c (vect_update_interleaving_chain): Remove.
6124 (vect_insert_into_interleaving_chain): Likewise.
6125 (vect_drs_dependent_in_basic_block): Inline ...
6126 (vect_slp_analyze_data_ref_dependence): ... here. New function,
6127 split out from ...
6128 (vect_analyze_data_ref_dependence): ... here. Simplify.
6129 (vect_check_interleaving): Simplify.
6130 (vect_analyze_data_ref_dependences): Likewise. Split out ...
6131 (vect_slp_analyze_data_ref_dependences): ... this new function.
6132 (dr_group_sort_cmp): New function.
6133 (vect_analyze_data_ref_accesses): Compute data-reference groups
6134 here instead of in vect_analyze_data_ref_dependence. Use
6135 a more efficient algorithm.
6136 * tree-vect-slp.c (vect_slp_analyze_bb_1): Use
6137 vect_slp_analyze_data_ref_dependences. Call
6138 vect_analyze_data_ref_accesses earlier.
6139 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
6140 * tree-vectorizer.h (vect_analyze_data_ref_dependences): Adjust.
6141 (vect_slp_analyze_data_ref_dependences): New prototype.
6143 2013-03-21 Richard Biener <rguenther@suse.de>
6145 * tree-ssa-loop-im.c (can_sm_ref_p): Do not test whether
6146 ref is stored in the loop.
6147 (find_refs_for_sm): Walk only over all stores.
6148 (store_motion_loop): Allocate from lim_bitmap_obstack.
6149 (store_motion): Likewise.
6151 2013-03-21 Richard Biener <rguenther@suse.de>
6153 * tree-vect-loop-manip.c (slpeel_tree_peel_loop_to_edge):
6154 Update virtual SSA form.
6156 2013-03-21 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6158 * configure.ac (gcc_cv_ld_eh_frame_ciev3): New test.
6159 * configure: Regenerate.
6160 * config.in: Regenerate.
6161 * config/sol2.c (solaris_override_options): Only enforce DWARF 2
6162 if !HAVE_LD_EH_FRAME_CIEV3.
6164 2013-03-21 Richard Biener <rguenther@suse.de>
6166 * tree-cfg.c (verify_expr_no_block): New function.
6167 (verify_expr_location_1): Verify that neither DECL_DEBUG_EXPR
6168 nor DECL_VALUE_EXPR have locations with associated blocks.
6169 * tree-ssa-live.c (clear_unused_block_pointer_1): Remove.
6170 (clear_unused_block_pointer): Remove code dealing with
6171 blocks in DECL_DEBUG_EXPR locations.
6173 2013-03-21 Richard Biener <rguenther@suse.de>
6175 * tree.h (DECL_DEBUG_EXPR_IS_FROM): Rename to ...
6176 (DECL_HAS_DEBUG_EXPR_P): ... this. Guard properly.
6177 * tree.c (copy_node_stat): Do not copy DECL_HAS_DEBUG_EXPR_P.
6178 * dwarf2out.c (add_var_loc_to_decl): Use DECL_HAS_DEBUG_EXPR_P
6179 instead of DECL_DEBUG_EXPR_IS_FROM.
6180 * gimplify.c (gimplify_modify_expr): Likewise.
6181 * tree-cfg.c (verify_expr_location_1): Likewise.
6182 * tree-complex.c (create_one_component_var): Likewise.
6183 * tree-sra.c (create_access_replacement): Likewise.
6184 * tree-ssa-live.c (clear_unused_block_pointer_1): Likewise.
6185 (clear_unused_block_pointer): Likewise.
6186 * tree-streamer-in.c (unpack_ts_decl_common_value_fields): Likewise.
6187 * tree-streamer-out.c (pack_ts_decl_common_value_fields): Likewise.
6188 * var-tracking.c (var_debug_decl): Likewise.
6189 (track_expr_p): Likewise.
6190 * tree-inline.c (add_local_variables): Likewise. Set
6191 DECL_HAS_DEBUG_EXPR_P after copying it.
6192 * tree-diagnostic.c (default_tree_printer): Use DECL_HAS_DEBUG_EXPR_P
6193 instead of DECL_DEBUG_EXPR_IS_FROM. Guard properly.
6195 2013-03-21 Uros Bizjak <ubizjak@gmail.com>
6197 PR bootstrap/56656
6198 * configure.ac (HAVE_AS_IX86_INTERUNIT_MOVQ): New test.
6199 * configure: Regenerate.
6200 * config.in: Regenerate.
6201 * config/i386/i386.md (*movdf_internal): Use
6202 HAVE_AS_IX86_INTERUNIT_MOVQ to handle broken assemblers that require
6203 movd instead of movq mnemonic for interunit moves.
6204 (*movdi_internal): Ditto.
6206 2013-03-21 Naveen H.S <Naveen.Hurugalawadi@caviumnetworks.com>
6208 * config/aarch64/aarch64-simd.md (simd_fabd): New Attribute.
6209 (abd<mode>_3): New pattern.
6210 (aba<mode>_3): New pattern.
6211 (fabd<mode>_3): New pattern.
6213 2013-03-21 Naveen H.S <Naveen.Hurugalawadi@caviumnetworks.com>
6215 * config/aarch64/aarch64-elf.h (REGISTER_PREFIX): Remove.
6216 * config/aarch64/aarch64.c (aarch64_print_operand): Remove all
6217 occurrence of REGISTER_PREFIX as its empty string.
6219 2013-03-20 Jeff Law <law@redhat.com>
6221 * tree-ssa-dom.c (record_equivalences_from_incoming_edge): Record
6222 addititional equivalences for equality comparisons between an SSA_NAME
6223 and a constant where the SSA_NAME was set from a widening conversion.
6225 2013-03-20 Walter Lee <walt@tilera.com>
6227 * config/tilegx/sync.md (atomic_test_and_set): New pattern.
6229 2013-03-20 Uros Bizjak <ubizjak@gmail.com>
6231 * config/i386/i386.md (*movoi_internal_avx): Emit insn template
6232 depending on type attribute.
6233 (*movti_internal): Ditto.
6234 (*movtf_internal): Ditto.
6235 (*movxf_internal): Ditto.
6236 (*movdf_internal): Ditto.
6237 (*movsf_internal): Ditto.
6239 2013-03-20 Uros Bizjak <ubizjak@gmail.com>
6241 * config/i386/i386.md (*movti_internal): Set prefix attribute to
6242 maybe_vex for sselog1 and ssemov types.
6243 (*movdi_internal): Reorder operand constraints.
6244 (*movsi_internal): Ditto. Set prefix attribute to
6245 maybe_vex for sselog1 and ssemov types.
6246 (*movtf_internal): Set prefix attribute to maybe_vex
6247 for sselog1 and ssemov types.
6248 (*movdf_internal): Ditto. Set prefix_data16 attribute for
6249 DImode ssemov types. Reorder operand constraints.
6250 (*movsf_internal): Set type of alternatives 3,4 to imov. Set prefix
6251 attribute to maybe_vex for sselog1 and ssemov types. Set prefix_data16
6252 attribute for SImode ssemov types. Reorder operand constraints.
6254 2013-03-20 Martin Jambor <mjambor@suse.cz>
6256 * params.def (PARAM_IPA_CP_ARRAY_INDEX_HINT_BONUS): New parameter.
6257 * ipa-cp.c (hint_time_bonus): Add abonus for known array indices.
6259 2013-03-20 Pat Haugen <pthaugen@us.ibm.com>
6261 * config/rs6000/predicates.md (indexed_address, update_address_mem
6262 update_indexed_address_mem): New predicates.
6263 * config/rs6000/vsx.md (vsx_extract_<mode>_zero): Set correct "type"
6264 attribute for load/store instructions.
6265 * config/rs6000/dfp.md (movsd_store): Likewise.
6266 (movsd_load): Likewise.
6267 * config/rs6000/rs6000.md (zero_extend<mode>di2_internal1): Likewise.
6268 (unnamed HI->DI extend define_insn): Likewise.
6269 (unnamed SI->DI extend define_insn): Likewise.
6270 (unnamed QI->SI extend define_insn): Likewise.
6271 (unnamed QI->HI extend define_insn): Likewise.
6272 (unnamed HI->SI extend define_insn): Likewise.
6273 (unnamed HI->SI extend define_insn): Likewise.
6274 (extendsfdf2_fpr): Likewise.
6275 (movsi_internal1): Likewise.
6276 (movsi_internal1_single): Likewise.
6277 (movhi_internal): Likewise.
6278 (movqi_internal): Likewise.
6279 (movcc_internal1): Correct mnemonic for stw insn. Set correct "type"
6280 attribute for load/store instructions.
6281 (mov<mode>_hardfloat): Set correct "type" attribute for load/store
6282 instructions.
6283 (mov<mode>_softfloat): Likewise.
6284 (mov<mode>_hardfloat32): Likewise.
6285 (mov<mode>_hardfloat64): Likewise.
6286 (mov<mode>_softfloat64): Likewise.
6287 (movdi_internal32): Likewise.
6288 (movdi_internal64): Likewise.
6289 (probe_stack_<mode>): Likewise.
6291 2013-03-20 Michael Meissner <meissner@linux.vnet.ibm.com>
6293 * config/rs6000/vector.md (VEC_R): Add 32-bit integer, binary
6294 floating point, and decimal floating point to reload iterator.
6296 * config/rs6000/constraints.md (wl constraint): New constraints to
6297 return FLOAT_REGS if certain options are used to reduce the number
6298 of separate patterns that exist in the file.
6299 (wx constraint): Likewise.
6300 (wz constraint): Likewise.
6302 * config/rs6000/rs6000.c (rs6000_debug_reg_global): If
6303 -mdebug=reg, print wg, wl, wx, and wz constraints.
6304 (rs6000_init_hard_regno_mode_ok): Initialize new constraints.
6305 Initialize the reload functions for 64-bit binary/decimal floating
6306 point types.
6307 (reg_offset_addressing_ok_p): If we are on a power7 or later, use
6308 LFIWZX and STFIWX to load/store 32-bit decimal types, and don't
6309 create the buffer on the stack to overcome not having a 32-bit
6310 load and store.
6311 (rs6000_emit_move): Likewise.
6312 (rs6000_secondary_memory_needed_rtx): Likewise.
6313 (rs6000_alloc_sdmode_stack_slot): Likewise.
6314 (rs6000_preferred_reload_class): On VSX, we can create SFmode 0.0f
6315 via xxlxor, just like DFmode 0.0.
6317 * config/rs6000/rs6000.h (TARGET_NO_SDMODE_STACK): New macro,
6318 define as 1 if we are running on a power7 or newer.
6319 (enum r6000_reg_class_enum): Add new constraints.
6321 * config/rs6000/dfp.md (movsd): Delete, combine with binary
6322 floating point moves in rs6000.md. Combine power6x (mfpgpr) moves
6323 with other moves by using conditional constraits (wg). Use LFIWZX
6324 and STFIWX for loading SDmode on power7. Use xxlxor to create 0.0f.
6325 (movsd splitter): Likewise.
6326 (movsd_hardfloat): Likewise.
6327 (movsd_softfloat): Likewise.
6329 * config/rs6000/rs6000.md (FMOVE32): New iterators to combine
6330 binary and decimal floating point moves.
6331 (fmove_ok): New attributes to combine binary and decimal floating
6332 point moves, and to combine power6x (mfpgpr) moves along normal
6333 floating moves.
6334 (real_value_to_target): Likewise.
6335 (f32_lr): Likewise.
6336 (f32_lm): Likewise.
6337 (f32_li): Likewise.
6338 (f32_sr): Likewise.
6339 (f32_sm): Likewise.
6340 (f32_si): Likewise.
6341 (movsf): Combine binary and decimal floating point moves. Combine
6342 power6x (mfpgpr) moves with other moves by using conditional
6343 constraits (wg). Use LFIWZX and STFIWX for loading SDmode on power7.
6344 (mov<mode> for SFmode/SDmode); Likewise.
6345 (SFmode/SDmode splitters): Likewise.
6346 (movsf_hardfloat): Likewise.
6347 (mov<mode>_hardfloat for SFmode/SDmode): Likewise.
6348 (movsf_softfloat): Likewise.
6349 (mov<mode>_softfloat for SFmode/SDmode): Likewise.
6351 * doc/md.texi (PowerPC and IBM RS6000 constraints): Document wl,
6352 wx and wz constraints.
6354 * config/rs6000/constraints.md (wg constraint): New constraint to
6355 return FLOAT_REGS if -mmfpgpr (power6x) was used.
6357 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Add wg
6358 constraint.
6360 * config/rs6000/rs6000.c (rs6000_debug_reg_global): If
6361 -mdebug=reg, print wg, wl, wx, and wz constraints.
6362 (rs6000_init_hard_regno_mode_ok): Initialize new constraints.
6363 Initialize the reload functions for 64-bit binary/decimal floating
6364 point types.
6365 (reg_offset_addressing_ok_p): If we are on a power7 or later, use
6366 LFIWZX and STFIWX to load/store 32-bit decimal types, and don't
6367 create the buffer on the stack to overcome not having a 32-bit
6368 load and store.
6369 (rs6000_emit_move): Likewise.
6370 (rs6000_secondary_memory_needed_rtx): Likewise.
6371 (rs6000_alloc_sdmode_stack_slot): Likewise.
6372 (rs6000_preferred_reload_class): On VSX, we can create SFmode 0.0f
6373 via xxlxor, just like DFmode 0.0.
6375 * config/rs6000/dfp.md (movdd): Delete, combine with binary
6376 floating point moves in rs6000.md. Combine power6x (mfpgpr) moves
6377 with other moves by using conditional constraits (wg). Use LFIWZX
6378 and STFIWX for loading SDmode on power7.
6379 (movdd splitters): Likewise.
6380 (movdd_hardfloat32): Likewise.
6381 (movdd_softfloat32): Likewise.
6382 (movdd_hardfloat64_mfpgpr): Likewise.
6383 (movdd_hardfloat64): Likewise.
6384 (movdd_softfloat64): Likewise.
6386 * config/rs6000/rs6000.md (FMOVE64): New iterators to combine
6387 64-bit binary and decimal floating point moves.
6388 (FMOVE64X): Likewise.
6389 (movdf): Combine 64-bit binary and decimal floating point moves.
6390 Combine power6x (mfpgpr) moves with other moves by using
6391 conditional constraits (wg).
6392 (mov<mode> for DFmode/DDmode): Likewise.
6393 (DFmode/DDmode splitters): Likewise.
6394 (movdf_hardfloat32): Likewise.
6395 (mov<mode>_hardfloat32 for DFmode/DDmode): Likewise.
6396 (movdf_softfloat32): Likewise.
6397 (movdf_hardfloat64_mfpgpr): Likewise.
6398 (movdf_hardfloat64): Likewise.
6399 (mov<mode>_hardfloat64 for DFmode/DDmode): Likewise.
6400 (movdf_softfloat64): Likewise.
6401 (mov<mode>_softfloat64 for DFmode/DDmode): Likewise.
6402 (reload_<mode>_load): Move to later in the file so they aren't in
6403 the middle of the floating point move insns.
6404 (reload_<mode>_store): Likewise.
6406 * doc/md.texi (PowerPC and IBM RS6000 constraints): Document wg
6407 constraint.
6409 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Print out wg
6410 constraint if -mdebug=reg.
6411 (rs6000_initi_hard_regno_mode_ok): Enable wg constraint if -mfpgpr.
6412 Enable using dd reload support if needed.
6414 * config/rs6000/dfp.md (movtd): Delete, combine with 128-bit
6415 binary and decimal floating point moves in rs6000.md.
6416 (movtd_internal): Likewise.
6418 * config/rs6000/rs6000.md (FMOVE128): Combine 128-bit binary and
6419 decimal floating point moves.
6420 (movtf): Likewise.
6421 (movtf_internal): Likewise.
6422 (mov<mode>_internal, TDmode/TFmode): Likewise.
6423 (movtf_softfloat): Likewise.
6424 (mov<mode>_softfloat, TDmode/TFmode): Likewise.
6426 * config/rs6000/rs6000.md (movdi_mfpgpr): Delete, combine with
6427 movdi_internal64, using wg constraint for move direct operations.
6428 (movdi_internal64): Likewise.
6430 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Print
6431 MODES_TIEABLE_P for selected modes. Print the numerical value of
6432 the various virtual registers. Use GPR/FPR first/last values,
6433 instead of hard coding the register numbers. Print which modes
6434 have reload functions registered.
6435 (rs6000_option_override_internal): If -mdebug=reg, trace the options
6436 settings before/after setting cpu, target and subtarget settings.
6437 (rs6000_secondary_reload_trace): Improve the RTL dump for -mdebug=addr
6438 and for secondary reload failures in rs6000_secondary_reload_inner.
6439 (rs6000_secondary_reload_fail): Likewise.
6440 (rs6000_secondary_reload_inner): Likewise.
6442 * config/rs6000/rs6000.md (FIRST_GPR_REGNO): Add convenience
6443 macros for first/last GPR and FPR registers.
6444 (LAST_GPR_REGNO): Likewise.
6445 (FIRST_FPR_REGNO): Likewise.
6446 (LAST_FPR_REGNO): Likewise.
6448 * config/rs6000/vector.md (mul<mode>3): Use the combined macro
6449 VECTOR_UNIT_ALTIVEC_OR_VSX_P instead of separate calls to
6450 VECTOR_UNIT_ALTIVEC_P and VECTOR_UNIT_VSX_P.
6451 (vcond<mode><mode>): Likewise.
6452 (vcondu<mode><mode>): Likewise.
6453 (vector_gtu<mode>): Likewise.
6454 (vector_gte<mode>): Likewise.
6455 (xor<mode>3): Don't allow logical operations on TImode in 32-bit
6456 to prevent the compiler from converting DImode operations to TImode.
6457 (ior<mode>3): Likewise.
6458 (and<mode>3): Likewise.
6459 (one_cmpl<mode>2): Likewise.
6460 (nor<mode>3): Likewise.
6461 (andc<mode>3): Likewise.
6463 * config/rs6000/constraints.md (wt constraint): New constraint
6464 that returns VSX_REGS if TImode is allowed in VSX registers.
6466 * config/rs6000/predicates.md (easy_fp_constant): 0.0f is an easy
6467 constant under VSX.
6469 * config/rs6000/rs6000-modes.def (PTImode): Define, PTImode is
6470 similar to TImode, but it is restricted to being in the GPRs.
6472 * config/rs6000/rs6000.opt (-mvsx-timode): New switch to allow
6473 TImode to occupy a single VSX register.
6475 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Default to
6476 -mvsx-timode for power7/power8.
6477 (power7 cpu): Likewise.
6478 (power8 cpu): Likewise.
6480 * config/rs6000/rs6000.c (rs6000_hard_regno_nregs_internal): Make
6481 sure that TFmode/TDmode take up two registers if they are ever
6482 allowed in the upper VSX registers.
6483 (rs6000_hard_regno_mode_ok): If -mvsx-timode, allow TImode in VSX
6484 registers.
6485 (rs6000_init_hard_regno_mode_ok): Likewise.
6486 (rs6000_debug_reg_global): Add debugging for PTImode and wt
6487 constraint. Print if LRA is turned on.
6488 (rs6000_option_override_internal): Give an error if -mvsx-timode
6489 and VSX is not enabled.
6490 (invalid_e500_subreg): Handle PTImode, restricting it to GPRs. If
6491 -mvsx-timode, restrict TImode to reg+reg addressing, and PTImode
6492 to reg+offset addressing. Use PTImode when checking offset
6493 addresses for validity.
6494 (reg_offset_addressing_ok_p): Likewise.
6495 (rs6000_legitimate_offset_address_p): Likewise.
6496 (rs6000_legitimize_address): Likewise.
6497 (rs6000_legitimize_reload_address): Likewise.
6498 (rs6000_legitimate_address_p): Likewise.
6499 (rs6000_eliminate_indexed_memrefs): Likewise.
6500 (rs6000_emit_move): Likewise.
6501 (rs6000_secondary_reload): Likewise.
6502 (rs6000_secondary_reload_inner): Handle PTImode. Allow 64-bit
6503 reloads to fpr registers to continue to use reg+offset addressing,
6504 but 64-bit reloads to altivec registers need reg+reg addressing.
6505 Drop test for PRE_MODIFY, since VSX loads/stores no longer support
6506 it. Treat LO_SUM like a PLUS operation.
6507 (rs6000_secondary_reload_class): If type is 64-bit, prefer to use
6508 FLOAT_REGS instead of VSX_RGS to allow use of reg+offset addressing.
6509 (rs6000_cannot_change_mode_class): Do not allow TImode in VSX
6510 registers to share a register with a smaller sized type, since VSX
6511 puts scalars in the upper 64-bits.
6512 (print_operand): Add support for PTImode.
6513 (rs6000_register_move_cost): Use VECTOR_MEM_VSX_P instead of
6514 VECTOR_UNIT_VSX_P to catch types that can be loaded in VSX
6515 registers, but don't have arithmetic support.
6516 (rs6000_memory_move_cost): Add test for VSX.
6517 (rs6000_opt_masks): Add -mvsx-timode.
6519 * config/rs6000/vsx.md (VSm): Change to use 64-bit aligned moves
6520 for TImode.
6521 (VSs): Likewise.
6522 (VSr): Use wt constraint for TImode.
6523 (VSv): Drop TImode support.
6524 (vsx_movti): Delete, replace with versions for 32-bit and 64-bit.
6525 (vsx_movti_64bit): Likewise.
6526 (vsx_movti_32bit): Likewise.
6527 (vec_store_<mode>): Use VSX iterator instead of vector iterator.
6528 (vsx_and<mode>3): Delete use of '?' constraint on inputs, just put
6529 one '?' on the appropriate output constraint. Do not allow TImode
6530 logical operations on 32-bit systems.
6531 (vsx_ior<mode>3): Likewise.
6532 (vsx_xor<mode>3): Likewise.
6533 (vsx_one_cmpl<mode>2): Likewise.
6534 (vsx_nor<mode>3): Likewise.
6535 (vsx_andc<mode>3): Likewise.
6536 (vsx_concat_<mode>): Likewise.
6537 (vsx_xxpermdi_<mode>): Fix thinko for non V2DF/V2DI modes.
6539 * config/rs6000/rs6000.h (MASK_VSX_TIMODE): Map from
6540 OPTION_MASK_VSX_TIMODE.
6541 (enum rs6000_reg_class_enum): Add RS6000_CONSTRAINT_wt.
6542 (STACK_SAVEAREA_MODE): Use PTImode instead of TImode.
6544 * config/rs6000/rs6000.md (INT mode attribute): Add PTImode.
6545 (TI2 iterator): New iterator for TImode, PTImode.
6546 (wd mode attribute): Add values for vector types.
6547 (movti_string): Replace TI move operations with operations for TImode
6548 and PTImode. Add support for TImode being allowed in VSX registers.
6549 (mov<mode>_string, TImode/PTImode): Likewise.
6550 (movti_ppc64): Likewise.
6551 (mov<mode>_ppc64, TImode/PTImode): Likewise.
6552 (TI mode splitters): Likewise.
6554 * doc/md.texi (PowerPC and IBM RS6000 constraints): Document wt
6555 constraint.
6557 2013-03-20 Marc Glisse <marc.glisse@inria.fr>
6559 PR tree-optimization/56355
6560 * fold-const.c (tree_binary_nonnegative_warnv_p) <MULT_EXPR>:
6561 Also handle integers with undefined overflow.
6563 2013-03-20 Catherine Moore <clm@codesourcery.com>
6564 Maciej W. Rozycki <macro@codesourcery.com>
6565 Tom de Vries <tom@codesourcery.com>
6566 Nathan Sidwell <nathan@codesourcery.com>
6567 Iain Sandoe <iain@codesourcery.com>
6568 Nathan Froyd <froydnj@codesourcery.com>
6569 Chao-ying Fu <fu@mips.com>
6571 * doc/extend.texi: (micromips, nomicromips, nocompression):
6572 Document new function attributes.
6573 * doc/invoke.texi (minterlink-compressed, mmicromips,
6574 m14k, m14ke, m14kec): Document new options.
6575 (minterlink-mips16): Update documentation.
6576 * doc/md.texi (ZC, ZD): Document new constraints.
6577 * configure.ac (gcc_cv_as_micromips): Check if linker
6578 supports the .set micromips directive.
6579 * configure: Regenerate.
6580 * config.in: Regenerate.
6581 * config/mips/mips-tables.opt: Regenerate.
6582 * config/mips/micromips.md: New file.
6583 * constraints.md (ZC, ZD): New constraints.
6584 * config/mips/predicates.md (movep_src_register): New predicate.
6585 (movep_src_operand): New predicate.
6586 (non_volatile_mem_operand): New predicate.
6587 * config/mips/mips.md (multimem): New type.
6588 (length): Differentiate between 17-bit and 18-bit branch offsets.
6589 (MOVEP1, MOVEP2): New mode iterator.
6590 (mov_<load>l): Use ZC constraint.
6591 (mov_<load>r): Likewise.
6592 (mov_<store>l): Likewise.
6593 (mov_<store>r): Likewise.
6594 (*branch_equality<mode>_inverted): Add microMIPS support.
6595 (*branch_equality<mode>): Likewise.
6596 (*jump_absolute): Likewise.
6597 (indirect_jump_<mode>): Likewise.
6598 (tablejump_<mode>): Likewise.
6599 (<optab>_internal): Likewise.
6600 (sibcall_internal): Likewise.
6601 (sibcall_value_internal): Likewise.
6602 (prefetch): Use constraint ZD.
6603 * config/mips/mips.opt (minterlink-compressed): New option.
6604 (minterlink-mips16): Now an alias for minterlink-compressed.
6605 (mmicromips): New option.
6606 * config/mips/sync.md (sync_compare_and_swap<mode>): Use ZR constraint.
6607 (compare_and_swap_12): Likewise.
6608 (sync_add<mode>): Likewise.
6609 (sync_<optab>_12): Likewise.
6610 (sync_old_<optab>_12): Likewise.
6611 (sync_new_<optab>_12): Likewise.
6612 (sync_nand_12): Likewise.
6613 (sync_old_nand_12): Likewise.
6614 (sync_new_nand_12): Likewise.
6615 (sync_sub<mode>): Likewise.
6616 (sync_old_add<mode>): Likewise.
6617 (sync_old_sub<mode>): Likewise.
6618 (sync_new_add<mode>): Likewise.
6619 (sync_new_sub<mode>): Likewise.
6620 (sync_<optab><mode>): Likewise.
6621 (sync_old_<optab><mode>): Likewise.
6622 (sync_new_<optab><mode>): Likewise.
6623 (sync_nand<mode>): Likewise.
6624 (sync_old_nand<mode>): Likewise.
6625 (sync_new_nand<mode>): Likewise.
6626 (sync_lock_test_and_set<mode>): Likewise.
6627 (test_and_set_12): Likewise.
6628 (atomic_compare_and_swap<mode>): Likewise.
6629 (atomic_exchange<mode>_llsc): Likewise.
6630 (atomic_fetch_add<mode>_llsc): Likewise.
6631 * config/mips/mips-cpus.def (m14kc, m14k): New processors.
6632 * config/mips/mips-protos.h (umips_output_save_restore): New prototype.
6633 (umips_save_restore_pattern_p): Likewise.
6634 (umips_load_store_pair_p): Likewise.
6635 (umips_output_load_store_pair): Likewise.
6636 (umips_movep_target_p): Likewise.
6637 (umips_12bit_offset_address_p): Likewise.
6638 * config/mips/mips.c (MIPS_MAX_FIRST_STEP): Update for microMIPS.
6639 (mips_base_mips16): Rename this...
6640 (mips_base_compression_flags): ...to this. Update all uses.
6641 (mips_attribute_table): Add micromips, nomicromips and nocompression.
6642 (mips_mips16_decl_p): Delete.
6643 (mips_nomips16_decl_p): Delete.
6644 (mips_get_compress_on_flags): New function.
6645 (mips_get_compress_off_flags): New function.
6646 (mips_get_compress_mode): New function.
6647 (mips_get_compress_on_name): New function.
6648 (mips_get_compress_off_name): New function.
6649 (mips_insert_attributes): Support multiple compression types.
6650 (mips_merge_decl_attributes): Likewise.
6651 (umips_12bit_offset_address_p): New function.
6652 (mips_start_function_definition): Emit .set micromips directive.
6653 (mips_call_may_need_jalx_p): New function.
6654 (mips_function_ok_for_sibcall): Add microMIPS support.
6655 (mips_print_operand_punctuation): Support short delay slots and
6656 compact jumps.
6657 (umips_swm_mask, umips_swm_encoding): New.
6658 (umips_build_save_restore): New function.
6659 (mips_for_each_saved_gpr_and_fpr): Add microMIPS support.
6660 (was_mips16_p): Remove.
6661 (old_compression_mode): New.
6662 (mips_set_compression_mode): New function.
6663 (mips_set_current_function): Add microMIPS support.
6664 (mips_option_override): Likewise.
6665 (umips_save_restore_pattern_p): New function.
6666 (umips_output_save_restore): New function.
6667 (umips_load_store_pair_p_1): New function.
6668 (umips_load_store_pair_p): New function.
6669 (umips_output_load_store_pair_1): New function.
6670 (umips_output_load_store_pair): New function.
6671 (umips_movep_target_p) New function.
6672 (mips_prepare_pch_save): Add microMIPS support.
6673 * config/mips/mips.h (TARGET_COMPRESSION): New.
6674 (TARGET_CPU_CPP_BUILTINS): Update macro
6675 to use new compression flags and to support microMIPS.
6676 (MIPS_ISA_LEVEL_SPEC): Add m14k processors.
6677 (MIPS_ARCH_FLOAT_SPEC): Likewise.
6678 (ISA_HAS_LWXS): Include TARGET_MICROMIPS.
6679 (ISA_HAS_LOAD_DELAY): Exclude TARGET_MICROMIPS.
6680 (ASM_SPEC): Support mmicromips and mno-micromips.
6681 (M16STORE_REG_P): New macro.
6682 (MIPS_CALL): Support TARGET_MICROMIPS.
6683 (MICROMIPS_J): New macro.
6684 (mips_base_mips16): Rename this...
6685 (mips_base_compression_flags): ...to this.
6686 (UMIPS_12BIT_OFFSET_P): New macro.
6687 * config/mips/t-sde: (MULTILIB_OPTIONS): Add microMIPS.
6688 (MULTILIB_DIRNAMES): Likewise.
6689 2013-03-20 Richard Biener <rguenther@suse.de>
6691 PR tree-optimization/56661
6692 * tree-ssa-sccvn.c (visit_use): Only value-number calls if
6693 the result does not have to be distinct.
6695 2013-03-20 Richard Biener <rguenther@suse.de>
6697 * tree-inline.c (copy_tree_body_r): Sync MEM_REF code with
6698 remap_gimple_op_r.
6700 2013-03-20 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6701 Steven Bosscher <steven@gcc.gnu.org>
6703 PR rtl-optimization/56605
6704 * loop-iv.c (implies_p): Handle equal RTXs and subregs.
6706 2013-03-20 Uros Bizjak <ubizjak@gmail.com>
6708 PR bootstrap/56656
6709 * config/i386/i386.md (*movdi_internal): Handle broken assemblers
6710 that require movd instead of movq.
6712 2013-03-20 Richard Biener <rguenther@suse.de>
6714 * tree-ssa-structalias.c (struct variable_info): Add pointer
6715 to the first field of an aggregate with sub-vars. Make
6716 this and the pointer to the next subfield its ID.
6717 (vi_next): New function.
6718 (nothing_id, anything_id, readonly_id, escaped_id, nonlocal_id,
6719 storedanything_id, integer_id): Increment by one.
6720 (new_var_info, get_call_vi, lookup_call_clobber_vi,
6721 get_call_clobber_vi): Adjust.
6722 (solution_set_expand): Simplify and speedup.
6723 (solution_set_add): Inline into ...
6724 (set_union_with_increment): ... this. Adjust accordingly.
6725 (do_sd_constraint): Likewise.
6726 (do_ds_constraint): Likewise.
6727 (do_complex_constraint): Simplify.
6728 (build_pred_graph): Adjust.
6729 (solve_graph): Likewise. Simplify and speedup.
6730 (get_constraint_for_ssa_var, get_constraint_for_ptr_offset,
6731 get_constraint_for_component_ref, get_constraint_for_1,
6732 first_vi_for_offset, first_or_preceding_vi_for_offset,
6733 create_function_info_for, create_variable_info_for_1,
6734 create_variable_info_for, intra_create_variable_infos): Adjust.
6735 (init_base_vars): Push NULL for ID zero.
6736 (compute_points_to_sets): Adjust.
6738 2013-03-20 Richard Biener <rguenther@suse.de>
6740 * cfgloop.c (verify_loop_structure): Streamline and avoid
6741 ICEing on corrupt loop tree.
6742 * graph.c (draw_cfg_nodes_for_loop): Avoid ICEing on corrupt
6743 loop tree.
6745 2013-03-20 Richard Biener <rguenther@suse.de>
6747 * tree-vect-loop-manip.c (slpeel_can_duplicate_loop_p): Do not
6748 check whether an SSA update is needed.
6750 2013-03-20 Richard Sandiford <rdsandiford@googlemail.com>
6752 * config/mips/constraints.md (T): Rename to...
6753 (Yf): ...this.
6754 (U): Rename to...
6755 (Yd): ...this.
6756 * config/mips/mips.md (*movdi_64bit, *movdi_64bit_mips16)
6757 (*mov<mode>_internal, *mov<mode>_mips16): Update accordingly.
6759 2013-03-19 Ian Bolton <ian.bolton@arm.com>
6761 * config/aarch64/aarch64.md (*sub<mode>3_carryin): New pattern.
6762 (*subsi3_carryin_uxtw): Likewise.
6764 2013-03-19 Ian Bolton <ian.bolton@arm.com>
6766 * config/aarch64/aarch64.md (*ror<mode>3_insn): New pattern.
6767 (*rorsi3_insn_uxtw): Likewise.
6769 2013-03-19 Ian Bolton <ian.bolton@arm.com>
6771 * config/aarch64/aarch64.md (*extr<mode>5_insn): New pattern.
6772 (*extrsi5_insn_uxtw): Likewise.
6774 2013-03-19 Richard Biener <rguenther@suse.de>
6776 PR tree-optimization/56273
6777 * passes.c (init_optimization_passes): Move second VRP after DOM.
6779 2013-03-19 Uros Bizjak <ubizjak@gmail.com>
6781 * config/i386/i386.md (*movti_internal): Merge from
6782 *movti_internal_rex64 and *movti_internal_sse. Use x64 isa attribute.
6783 (*movdi_internal): Merge with *movdi_internal_rex64. Use x64 and
6784 nox64 isa attributes.
6786 2013-03-18 Richard Biener <rguenther@suse.de>
6788 * tree-ssa-structalias.c (find): Use gcc_checking_assert.
6789 (unite): Likewise.
6790 (merge_node_constraints): Likewise.
6791 (build_succ_graph): Likewise.
6792 (valid_graph_edge): Inline into single caller.
6793 (unify_nodes): Likewise. Use bitmap_set_bit return value
6794 and cache varinfo.
6795 (scc_visit): Fix formatting and variable use.
6796 (do_sd_constraint): Use gcc_checking_assert.
6797 (do_ds_constraint): Likewise.
6798 (do_complex_constraint): Likewise.
6799 (condense_visit): Likewise. Cleanup.
6800 (dump_pred_graph): New function.
6801 (perform_var_substitution): Dump the pred-graph before
6802 variable substitution.
6803 (find_equivalent_node): Use gcc_checking_assert.
6804 (rewrite_constraints): Guard checking loop with ENABLE_CHECKING.
6806 2013-03-18 Richard Biener <rguenther@suse.de>
6808 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
6809 Remove cond_expr_stmt_list argument and do not gimplify the
6810 built expression.
6811 (vect_loop_versioning): Adjust.
6812 * tree-vect-data-refs.c (vect_create_addr_base_for_vector_ref):
6813 Cleanup to use less temporaries.
6814 (vect_create_data_ref_ptr): Cleanup.
6816 2013-03-18 Jakub Jelinek <jakub@redhat.com>
6818 PR tree-optimization/56635
6819 * fold-const.c (operand_equal_p): For MEM_REF and TARGET_MEM_REF,
6820 require types_compatible_p types.
6822 2013-03-18 Nick Clifton <nickc@redhat.com>
6824 * config/stormy16/stormy16.c (xstormy16_expand_prologue): Remove
6825 spurious backslash.
6827 * config/mn10300/mn10300.c (mn10300_get_live_callee_saved_regs):
6828 Add missing line to comment describing function.
6830 2013-03-18 Richard Biener <rguenther@suse.de>
6832 PR tree-optimization/56210
6833 * tree-ssa-structalias.c (find_func_aliases_for_builtin_call):
6834 Handle string / character search functions.
6835 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Likewise.
6837 2013-03-18 Richard Biener <rguenther@suse.de>
6839 PR middle-end/56483
6840 * cfgexpand.c (expand_gimple_cond): Inline gimple_cond_single_var_p
6841 and implement properly.
6842 * gimple.h (gimple_cond_single_var_p): Remove.
6844 2013-03-18 Richard Biener <rguenther@suse.de>
6846 * tree-data-ref.h (find_data_references_in_loop): Declare.
6847 * tree-data-ref.c (get_references_in_stmt): Use a stack
6848 vector pre-allocated in the callers.
6849 (find_data_references_in_stmt): Adjust.
6850 (graphite_find_data_references_in_stmt): Likewise.
6851 (create_rdg_vertices): Likewise.
6852 (find_data_references_in_loop): Export.
6853 * tree-vect-data-refs.c (vect_analyze_data_ref_dependences):
6854 Compute dependences here...
6855 (vect_analyze_data_refs): ...not here. When we encounter
6856 a non-vectorizable data reference in basic-block vectorization
6857 truncate the data reference vector. Do not bother to
6858 fixup data-dependence information for gather loads.
6859 * tree-vect-slp.c (vect_slp_analyze_bb_1): Check the number
6860 of data references, as reported.
6862 2013-03-18 Richard Biener <rguenther@suse.de>
6864 PR tree-optimization/3713
6865 * tree-ssa-sccvn.c (visit_copy): Simplify. Always propagate
6866 has_constants and expr.
6867 (stmt_has_constants): Properly valueize SSA names when deciding
6868 whether the stmt has constants.
6870 2013-03-18 Richard Biener <rguenther@suse.de>
6872 * tree-ssa-loop-manip.c (find_uses_to_rename): Do not scan the
6873 whole function when there is nothing to do.
6874 * tree-ssa-loop.c (pass_vectorize): Remove TODO_update_ssa.
6875 * tree-vectorizer.c (vectorize_loops): Update virtual and
6876 loop-closed SSA once.
6877 * tree-vect-loop.c (vect_transform_loop): Do not update SSA here.
6879 2013-03-18 Richard Biener <rguenther@suse.de>
6881 PR middle-end/56113
6882 * domwalk.c (bb_postorder): New global static.
6883 (cmp_bb_postorder): New function.
6884 (walk_dominator_tree): Replace scheme imposing an order for
6885 visiting dominator sons by one sorting them at the time they
6886 are pushed on the stack.
6888 2013-03-18 Richard Biener <rguenther@suse.de>
6890 PR tree-optimization/39326
6891 * tree-ssa-loop-im.c (refs_independent_p): Exploit symmetry.
6892 (struct mem_ref): Replace mem member with ao_ref typed member.
6893 (MEM_ANALYZABLE): Adjust.
6894 (memref_eq): Likewise.
6895 (mem_ref_alloc): Likewise.
6896 (gather_mem_refs_stmt): Likewise.
6897 (mem_refs_may_alias_p): Use the ao_ref to query the alias oracle.
6898 (execute_sm_if_changed_flag_set): Adjust.
6899 (execute_sm): Likewise.
6900 (ref_always_accessed_p): Likewise.
6901 (refs_independent_p): Likewise.
6902 (can_sm_ref_p): Likewise.
6904 2013-03-18 Jakub Jelinek <jakub@redhat.com>
6906 PR c/56566
6907 * tree.c (tree_int_cst_min_precision): For integer_zerop (value)
6908 return 1 even for !unsignedp.
6910 2013-03-17 Uros Bizjak <ubizjak@gmail.com>
6912 * config/i386/i386.md (isa): Add x64 and nox64.
6913 (enabled): Define x64 for TARGET_64BIT and nox64 for !TARGET_64BIT.
6914 (*pushtf): Enable *roF alternative for x64 isa only.
6915 (*pushxf): Merge with *pushxf_nointeger. Use Yx*r constraint. Set
6916 mode attribute of integer alternatives to DImode for TARGET_64BIT.
6917 (*pushdf): Merge with *pushdf_rex64. Use x64 and nox64 isa attributes.
6918 (*movtf_internal): Merge from *movtf_internal_rex64 and
6919 *movtf_internal_sse. Use x64 and nox64 isa attributes.
6920 (*movxf_internal): Merge with *movxf_internal_rex64. Use x64 and
6921 nox64 isa attributes.
6922 (*movdf_internal): Merge with *movdf_internal_rex64. Use x64 and
6923 nox64 isa attributes.
6924 * config/i386/constraints.md (Yd): Do not set for TARGET_64BIT.
6926 2013-03-17 Uros Bizjak <ubizjak@gmail.com>
6928 * config/alpha/alpha.c (TARGET_LRA_P): New define.
6930 2013-03-17 Jakub Jelinek <jakub@redhat.com>
6932 PR target/56640
6933 * config/arm/arm.h (REG_CLASS_NAMES): Add "SFP_REG" and "AFP_REG"
6934 class names. Remove trailing comma after "ALL_REGS".
6936 2013-03-16 Jan Hubicka <jh@suse.cz>
6938 * cgraph.h (cgraph_get_create_real_symbol_node): Declare.
6939 * cgraph.c (cgraph_get_create_real_symbol_node): New function.
6940 * cgrpahbuild.c: Use cgraph_get_create_real_symbol_node instead
6941 of cgraph_get_create_node.
6942 * ipa-prop.c (ipa_make_edge_direct_to_target): Likewise.
6944 2013-03-16 Jason Merrill <jason@redhat.com>
6946 PR debug/49090
6947 * dwarf2out.c (gen_generic_params_dies): Indicate default arguments
6948 with DW_AT_default_value.
6950 2013-03-16 Jakub Jelinek <jakub@redhat.com>
6952 * BASE-VER: Set to 4.9.0.
6954 2013-03-14 Andi Kleen <ak@linux.intel.com>
6956 PR target/56619
6957 * doc/extend.texi: Document __ATOMIC_HLE_ACQUIRE,
6958 __ATOMIC_HLE_RELEASE. Document __builtin_ia32 TSX intrincs.
6959 Document _x* TSX intrinsics.
6961 2013-03-14 Edgar E. Iglesias <edgar.iglesias@xilinx.com>
6962 David Holsgrove <david.holsgrove@xilinx.com>
6964 * configure.ac: Add MicroBlaze TLS support detection.
6965 * configure: Regenerate.
6966 * config/microblaze/microblaze-protos.h
6967 (microblaze_cannot_force_const_mem, microblaze_tls_referenced_p,
6968 symbol_mentioned_p, label_mentioned_p): Add prototypes.
6969 * config/microblaze/microblaze.c (microblaze_address_type): Add
6970 ADDRESS_TLS and tls_reloc address types.
6971 (microblaze_address_info): Add tls_reloc.
6972 (TARGET_HAVE_TLS): Define.
6973 (get_tls_get_addr, microblaze_tls_symbol_p, microblaze_tls_operand_p_1,
6974 microblaze_tls_referenced_p, microblaze_cannot_force_const_mem,
6975 symbol_mentioned_p, label_mentioned_p, tls_mentioned_p,
6976 load_tls_operand, microblaze_call_tls_get_addr,
6977 microblaze_legitimize_tls_address): New functions.
6978 (microblaze_classify_unspec): Handle UNSPEC_TLS.
6979 (get_base_reg): Use microblaze_tls_symbol_p.
6980 (microblaze_classify_address): Handle TLS.
6981 (microblaze_legitimate_pic_operand): Use symbol_mentioned_p,
6982 label_mentioned_p and microblaze_tls_referenced_p.
6983 (microblaze_legitimize_address): Handle TLS.
6984 (microblaze_address_insns): Handle ADDRESS_TLS.
6985 (pic_address_needs_scratch): Handle TLS.
6986 (print_operand_address): Handle TLS.
6987 (microblaze_expand_prologue): Check TLS_NEEDS_GOT.
6988 (microblaze_expand_move): Handle TLS.
6989 (microblaze_legitimate_constant_p): Check
6990 microblaze_cannot_force_const_mem and microblaze_tls_symbol_p.
6991 (TARGET_CANNOT_FORCE_CONST_MEM): Define.
6992 * config/microblaze/microblaze.h (TLS_NEEDS_GOT): Define
6993 (PIC_OFFSET_TABLE_REGNUM): Set.
6994 * config/microblaze/linux.h (TLS_NEEDS_GOT): Define.
6995 * config/microblaze/microblaze.md (UNSPEC_TLS): Define.
6996 (addsi3, movsi_internal2, movdf_internal): Update constraints
6997 * config/microblaze/predicates.md (arith_plus_operand): Define
6998 (move_operand): Redefine as move_src_operand,
6999 check microblaze_tls_referenced_p.
7001 2013-03-14 Ian Bolton <ian.bolton@arm.com>
7003 * config/aarch64/aarch64.md: (*and<mode>3nr_compare0): Use CC_NZ.
7004 (*and_<SHIFT:optab><mode>3nr_compare0): Likewise.
7006 2013-03-14 Ian Bolton <ian.bolton@arm.com>
7008 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Return correct
7009 CC mode for AND.
7011 2013-03-14 Jakub Jelinek <jakub@redhat.com>
7013 PR tree-optimization/53265
7014 * common.opt (Waggressive-loop-optimizations): New option.
7015 * tree-ssa-loop-niter.c: Include tree-pass.h.
7016 (do_warn_aggressive_loop_optimizations): New function.
7017 (record_estimate): Call it. Don't add !is_exit bounds to loop->bounds
7018 if number_of_latch_executions returned constant.
7019 (estimate_numbers_of_iterations_loop): Call number_of_latch_executions
7020 early. If number_of_latch_executions returned constant, set
7021 nb_iterations_upper_bound back to it.
7022 * cfgloop.h (struct loop): Add warned_aggressive_loop_optimizations
7023 field.
7024 * Makefile.in (tree-ssa-loop-niter.o): Depend on $(TREE_PASS_H).
7025 * doc/invoke.texi (-Wno-aggressive-loop-optimizations): Document.
7027 * config/aarch64/t-aarch64-linux (MULTARCH_DIRNAME): Remove.
7028 (MULTILIB_OSDIRNAMES): Set.
7029 * genmultilib: If defaultosdirname doesn't start with :: , set
7030 defaultosdirname2 instead, clear it and emit two . multilib_raw
7031 entries instead of just one.
7033 2013-03-14 Kaz Kojima <kkojima@gcc.gnu.org>
7035 * config/sh/linux.h (TARGET_DEFAULT): Remove MASK_USERMODE.
7036 (SUBTARGET_OVERRIDE_OPTIONS): Set TARGET_USERMODE as default.
7037 * config/sh/netbsd-elf.h (TARGET_DEFAULT): Remove MASK_USERMODE.
7038 (SUBTARGET_OVERRIDE_OPTIONS): New.
7040 2013-03-13 Oleg Endo <olegendo@gcc.gnu.org>
7042 PR target/49880
7043 * config/sh/sh.opt (FPU_SINGLE_ONLY): New mask.
7044 (musermode): Convert to Var(TARGET_USERMODE).
7045 * config/sh/sh.h (SELECT_SH2A_SINGLE_ONLY, SELECT_SH4_SINGLE_ONLY,
7046 MASK_ARCH): Add MASK_FPU_SINGLE_ONLY.
7047 * config/sh/sh.c (sh_option_override): Use
7048 TARGET_FPU_DOUBLE || TARGET_FPU_SINGLE_ONLY for call-fp case.
7049 * config/sh/sh.md (udivsi3_i1, divsi3_i1): Remove ! TARGET_SH4
7050 condition.
7051 (udivsi3_i4, divsi3_i4): Use TARGET_FPU_DOUBLE condition instead of
7052 TARGET_SH4.
7053 (udivsi3_i4_single, divsi3_i4_single): Use
7054 TARGET_FPU_SINGLE_ONLY || TARGET_FPU_DOUBLE instead of TARGET_HARD_SH4.
7056 2013-03-13 Dave Korn <dave.korn.cygwin@....>
7058 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): Make shared libgcc the
7059 default setting.
7061 2013-03-13 Richard Biener <rguenther@suse.de>
7063 PR tree-optimization/56608
7064 * tree-vect-slp.c (vect_schedule_slp): Do not remove scalar
7065 calls when vectorizing basic-blocks.
7067 2013-03-13 Jakub Jelinek <jakub@redhat.com>
7069 PR plugins/45078
7070 * config.gcc: On arm, mips, sh and sparc add vxworks-dummy.h to
7071 tm_file.
7073 2013-03-12 Jakub Jelinek <jakub@redhat.com>
7075 * doc/invoke.texi (-Waddr-space-convert): Move into the table earlier.
7077 2013-03-11 Jan Hubicka <jh@suse.cz>
7079 PR lto/56557
7080 * lto-streamer-out.c (output_symbol_p): Skip references from
7081 constructors of external variables.
7083 2013-03-11 Jan Hubicka <jh@suse.cz>
7085 PR middle-end/56571
7086 * valtrack.c (cleanup_auto_inc_dec): Unshare clobbers originating
7087 from pseudos.
7088 * emit-rtl.c (verify_rtx_sharing): Likewise.
7089 (copy_insn_1): Likewise.
7090 * rtl.c (copy_rtx): Likewise.
7092 2013-03-11 Georg-Johann Lay <avr@gjlay.de>
7094 PR target/56591
7095 * config/avr/avr.c (avr_print_operand): Add space after '%c' in
7096 output_operand_lossage message.
7098 2013-03-11 Richard Earnshaw <rearnsha@arm.com>
7100 PR target/56470
7101 * arm.c (shift_op): Validate RTL pattern on the fly.
7102 (arm_print_operand, case 'S'): Don't use shift_operator to validate
7103 the RTL.
7105 2013-03-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7107 PR target/56347
7108 * config/pa/pa.md (call_value): Check for calls to powf and direct to
7109 new call patterns that clobber %fr12.
7110 (call_val_powf, call_val_powf_pic, call_val_powf_64bit): New insn,
7111 split and postreload patterns.
7112 * config/pa/pa.c (pa_conditional_register_usage): Revert marking
7113 registers %fr12 and %fr12R as call used.
7115 2013-03-09 Steven Bosscher <steven@gcc.gnu.org>
7117 * dse.c (delete_dead_store_insn): Respect TDF_DETAILS.
7118 (canon_address, record_store, replace_read, check_mem_read_rtx,
7119 scan_insn, dse_step1, dse_step2_init, dse_step2_spill,
7120 dse_step4, dse_step5_nospill, dse_step5_spill, dse_step6,
7121 rest_of_handle_dse): Likewise.
7123 2013-03-09 Richard Sandiford <rdsandiford@googlemail.com>
7125 PR middle-end/56524
7126 * tree.h (tree_optimization_option): Rename target_optabs to optabs.
7127 Add base_optabs.
7128 (TREE_OPTIMIZATION_OPTABS): Update after previous field change.
7129 (TREE_OPTIMIZATION_BASE_OPTABS): New macro.
7130 (save_optabs_if_changed): Replace with...
7131 (init_tree_optimization_optabs): ...this.
7132 * optabs.c (save_optabs_if_changed): Rename to...
7133 (init_tree_optimization_optabs): ...this. Take the optimization node
7134 as argument. Do nothing if the base optabs are already correct.
7135 Reuse the existing TREE_OPTIMIZATION_OPTABS memory if we need
7136 to recompute optabs.
7137 * function.h (function): Remove optabs field.
7138 * function.c (invoke_set_current_function_hook): Call
7139 init_tree_optimization_optabs. Use the result to initialize
7140 this_fn_optabs.
7142 2013-02-27 Aldy Hernandez <aldyh@redhat.com>
7144 * trans-mem.c (expand_transaction): Do not set PR_INSTRUMENTEDCODE
7145 if GTMA_HAS_NO_INSTRUMENTATION.
7146 (generate_tm_state): Keep GTMA_HAS_NO_INSTRUMENTATION bit.
7147 (ipa_tm_transform_transaction): Set GTMA_HAS_NO_INSTRUMENTATION.
7148 * gimple.h (GTMA_HAS_NO_INSTRUMENTATION): Define.
7149 * gimple-pretty-print.c (dump_gimple_transaction): Handle
7150 GTMA_HAS_NO_INSTRUMENTATION.
7152 2013-03-08 Jakub Jelinek <jakub@redhat.com>
7154 * config/gnu-user.h (LIBTSAN_EARLY_SPEC): Don't link against
7155 libasan_preinit.o.
7157 2013-03-08 Marek Polacek <polacek@redhat.com>
7158 Jakub Jelinek <jakub@redhat.com>
7160 PR tree-optimization/56478
7161 * predict.c (is_comparison_with_loop_invariant_p): Change the
7162 type of loop_step to tree.
7163 (predict_loops): Adjust.
7164 (predict_iv_comparison): Perform the computations on double_ints.
7166 2013-03-08 Richard Biener <rguenther@suse.de>
7168 PR tree-optimization/56570
7169 * tree-cfg.c (verify_expr_location_1): Verify locations for
7170 DECL_DEBUG_EXPR.
7171 * tree-sra.c (create_access_replacement): Strip locations
7172 from DECL_DEBUG_EXPRs.
7174 2013-03-08 Richard Biener <rguenther@suse.de>
7176 * tree-inline.c (expand_call_inline): Do not associate
7177 a BLOCK with the location in BLOCK_SOURCE_LOCATION.
7178 * tree-cfg.c (verify_location): Verify BLOCK_SOURCE_LOCATION.
7180 2013-03-08 Richard Biener <rguenther@suse.de>
7182 * tree-ssa-ter.c (is_replaceable_p): Do not TER across location
7183 or block changes with -Og. Fix for location / block encoding
7184 changes and PHI arguments with locations.
7186 2013-03-07 Steven Bosscher <steven@gcc.gnu.org>
7188 * bitmap.c (struct bitmap_descriptor_d): Use unsigned HOST_WIDEST_INT
7189 for all counters.
7190 (struct output_info): Likewise.
7191 (register_overhead): Remove bad gcc_assert.
7192 (bitmap_find_bit): If there is only a single bitmap element, do not
7193 count a miss as a search.
7194 (print_statistics): Update for counter type changes.
7195 (dump_bitmap_statistics): Likewise. Print headers such that they
7196 are properly lined up with the printed counters.
7198 2013-03-07 Jakub Jelinek <jakub@redhat.com>
7200 PR tree-optimization/56559
7201 * tree-ssa-reassoc.c (zero_one_operation): When looking at rhs2,
7202 check that it has only a single use.
7204 2013-03-07 Richard Biener <rguenther@suse.de>
7206 * doc/invoke.texi (fwhole-program): Discourage use in combination
7207 with -flto.
7209 2013-03-06 Jakub Jelinek <jakub@redhat.com>
7211 * config/arm/t-arm (TM_H, OPTIONS_H_EXTRA): Add arm-cores.def.
7213 PR tree-optimization/56539
7214 * tree-tailcall.c (adjust_return_value_with_ops): Use GSI_SAME_STMT
7215 instead of GSI_CONTINUE_LINKING as last argument to
7216 force_gimple_operand_gsi. Adjust function comment.
7218 * config/aarch64/t-aarch64 (TM_H, OPTIONS_H_EXTRA): Add
7219 aarch64-cores.def.
7221 PR middle-end/56548
7222 * expr.c (expand_cond_expr_using_cmove): When expanding cmove in
7223 promoted mode, convert the result back to the original mode.
7225 2013-03-06 Richard Biener <rguenther@suse.de>
7227 PR middle-end/56294
7228 * tree-into-ssa.c (insert_phi_nodes_for): Add dumping.
7229 (insert_updated_phi_nodes_compare_uids): New function.
7230 (update_ssa): Sort symbols_to_rename after UID before
7231 traversing it to insert PHI nodes.
7233 2013-03-06 Richard Biener <rguenther@suse.de>
7235 PR middle-end/50494
7236 * tree-vect-data-refs.c (vect_can_force_dr_alignment_p):
7237 Do not adjust alignment of DECL_IN_CONSTANT_POOL decls.
7239 Revert
7240 2013-02-13 Richard Biener <rguenther@suse.de>
7242 PR lto/50494
7243 * varasm.c (output_constant_def_1): Get the decl representing
7244 the constant as argument.
7245 (output_constant_def): Wrap output_constant_def_1.
7246 (make_decl_rtl): Use output_constant_def_1 with the decl
7247 representing the constant.
7248 (build_constant_desc): Optionally re-use a decl already
7249 representing the constant.
7250 (tree_output_constant_def): Adjust.
7252 2013-03-06 Joey Ye <joey.ye@arm.com>
7254 PR lto/50293
7255 * gcc.c (convert_white_space): New function.
7256 (main): Handles white space in function name.
7258 2013-03-06 Oleg Endo <olegendo@gcc.gnu.org>
7260 PR target/56529
7261 * config/sh/sh.c (sh_option_override): Check for TARGET_DYNSHIFT
7262 instead of TARGET_SH2 for call-table case. Do not set sh_div_strategy
7263 to SH_DIV_CALL_TABLE for TARGET_SH2.
7264 * config.gcc (sh_multilibs): Add m2 and m2a to sh*-*-linux* multilib
7265 list.
7266 * doc/invoke.texi (SH options): Document mdiv= call-div1, call-fp,
7267 call-table options.
7269 2013-03-05 Sterling Augustine <saugustine@google.com>
7270 Cary Coutant <ccoutant@google.com>
7272 PR debug/55364
7273 * dwarf2out.c (resolve_addr): Don't call
7274 remove_loc_list_addr_table_entries a second time for the same
7275 expression.
7277 2013-03-05 Jakub Jelinek <jakub@redhat.com>
7279 PR debug/56510
7280 * cfgexpand.c (expand_debug_parm_decl): Call copy_rtx on incoming.
7281 (avoid_complex_debug_insns): New function.
7282 (expand_debug_locations): Call it.
7284 PR rtl-optimization/56484
7285 * ifcvt.c (noce_process_if_block): If else_bb is NULL, avoid extending
7286 lifetimes of hard registers on small register class machines.
7288 2013-03-05 David Holsgrove <david.holsgrove@xilinx.com>
7290 * config/microblaze/microblaze-protos.h: Rename
7291 microblaze_is_interrupt_handler to microblaze_is_interrupt_variant.
7292 * config/microblaze/microblaze.c (microblaze_attribute_table): Add
7293 fast_interrupt.
7294 (microblaze_fast_interrupt_function_p): New function.
7295 (microblaze_is_interrupt_handler): Rename to
7296 microblaze_is_interrupt_variant and add fast_interrupt check.
7297 (microblaze_must_save_register): Use microblaze_is_interrupt_variant.
7298 (save_restore_insns): Likewise.
7299 (compute_frame_size): Likewise.
7300 (microblaze_function_prologue): Add FAST_INTERRUPT_NAME.
7301 (microblaze_globalize_label): Likewise.
7302 * config/microblaze/microblaze.h: Define FAST_INTERRUPT_NAME.
7303 * config/microblaze/microblaze.md: Use wrapper
7304 microblaze_is_interrupt_variant.
7306 2013-03-05 Kai Tietz <ktietz@redhat.com>
7308 * sdbout.c (sdbout_one_type): Switch to current function's section
7309 supporting cold/hot.
7311 2013-03-05 David Holsgrove <david.holsgrove@xilinx.com>
7313 * doc/invoke.texi (MicroBlaze): Add -mbig-endian, -mlittle-endian,
7314 -mxl-reorder.
7316 2013-03-05 Jakub Jelinek <jakub@redhat.com>
7318 PR middle-end/56461
7319 * ggc-common.c (gt_pch_save): For ENABLE_VALGRIND_CHECKING,
7320 if VALGRIND_GET_VBITS is defined, temporarily make object
7321 memory all defined, and restore previous valgrind addressability
7322 and definability afterwards. Free this_object at the end.
7324 PR middle-end/56461
7325 * lra.c (lra): Call lra_clear_live_ranges if live_p,
7326 right before calling lra_create_live_ranges, also call it
7327 when clearing live_p. Only call lra_clear_live_ranges
7328 at the end if live_p.
7330 PR middle-end/56461
7331 * sched-deps.c (delete_dep_node): Free DEP_REPLACE.
7333 2013-03-05 Richard Biener <rguenther@suse.de>
7335 PR tree-optimization/56521
7336 * tree-ssa-sccvn.c (set_value_id_for_result): Always initialize
7337 value-id.
7339 2013-03-05 Steven Bosscher <steven@gcc.gnu.org>
7341 PR c++/55135
7342 * except.h (remove_unreachable_eh_regions): New prototype.
7343 * except.c (remove_eh_handler_splicer): New function, split out
7344 of remove_eh_handler.
7345 (remove_eh_handler): Use remove_eh_handler_splicer. Add comment
7346 warning about running it on many EH regions one at a time.
7347 (remove_unreachable_eh_regions_worker): New function, walk the
7348 EH tree in depth-first order and remove non-marked regions.
7349 (remove_unreachable_eh_regions): New function.
7350 * tree-eh.c (mark_reachable_handlers): New function, split out
7351 from remove_unreachable_handlers.
7352 (remove_unreachable_handlers): Use mark_reachable_handlers and
7353 remove_unreachable_eh_regions.
7354 (remove_unreachable_handlers_no_lp): Use mark_reachable_handlers
7355 and remove_unreachable_eh_regions.
7357 2013-03-05 Richard Biener <rguenther@suse.de>
7359 PR middle-end/56525
7360 * loop-init.c (fix_loop_structure): Remove loops in two stages,
7361 not freeing them until the end.
7363 2013-03-05 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7365 * config/s390/s390.h: Define DWARF2_ASM_LINE_DEBUG_INFO.
7367 2013-03-05 Richard Biener <rguenther@suse.de>
7369 PR tree-optimization/56270
7370 * tree-vect-slp.c (vect_schedule_slp): Clear vectorized stmts
7371 of loads after scheduling an SLP instance.
7373 2013-03-05 Jakub Jelinek <jakub@redhat.com>
7375 * Makefile.in (dg_target_exps): Add aarch64.exp, epiphany.exp and
7376 tic6x.exp.
7377 (check_gcc_parallelize): Run guality.exp as a separate job from
7378 vect.exp with unsorted.exp and $(dg_target_exps) separately from
7379 struct-layout-1.exp with stackalign.exp.
7381 * alias.c (init_alias_analysis): Clear reg_known_equiv_p bitmap.
7383 PR middle-end/56461
7384 * tree-vect-slp.c (vect_supported_load_permutation_p): Free
7385 load_index sbitmap even if some bit in it isn't set.
7387 PR middle-end/56461
7388 * tree-ssa-loop-niter.c (bb_queue): Remove typedef.
7389 (discover_iteration_bound_by_body_walk): Change queues to
7390 vec<vec<basic_block> > and queue to vec<basic_block>. Fix up
7391 spelling in comment. Call safe_push on queues[bound_index] directly.
7392 Release queues[queue_index] in every iteration unconditionally.
7393 Release bounds vector.
7395 PR middle-end/56461
7396 * tree-vect-stmts.c (free_stmt_vec_info_vec): Call
7397 free_stmt_vec_info on any left-over stmt_vec_info in the vector.
7398 * tree-vect-loop.c (vect_create_epilog_for_reduction): Release
7399 inner_phis vector.
7401 2013-03-05 Richard Biener <rguenther@suse.de>
7403 PR lto/56515
7404 * tree-inline.c (remap_blocks_to_null): New function.
7405 (expand_call_inline): When expanding a call stmt without
7406 an associated block inline remap all callee blocks to NULL.
7408 2013-03-05 Jakub Jelinek <jakub@redhat.com>
7410 PR rtl-optimization/56494
7411 * simplify-rtx.c (simplify_truncation): If C is narrower than A,
7412 optimize (truncate:A (subreg:B (truncate:C X) 0)) into
7413 (subreg:A (truncate:C X) 0) instead of (truncate:A X).
7415 PR middle-end/56461
7416 * sel-sched-ir.c (free_sched_pools): Release
7417 succs_info_pool.stack[succs_info_pool.max_top] vectors too
7418 if succs_info_pool.max_top isn't -1.
7420 PR bootstrap/56509
7421 * opts.c (opts_obstack, opts_concat): Moved to...
7422 * opts-common.c (opts_obstack, opts_concat): ... here.
7424 2013-03-04 Jakub Jelinek <jakub@redhat.com>
7426 PR middle-end/56461
7427 * diagnostic.c (diagnostic_append_note): Save and restore old prefix.
7429 2013-03-04 Martin Jambor <mjambor@suse.cz>
7431 * tree-dfa.c (get_or_create_ssa_default_def): Use parameter fn in
7432 all appropriate places.
7434 2013-01-04 Eric Botcazou <ebotcazou@adacore.com>
7436 PR tree-optimization/56424
7437 * ipa-split.c (split_function): Do not set the RSO flag if result is
7438 not by reference and its type is a register type.
7440 2013-03-04 David Holsgrove <david.holsgrove@xilinx.com>
7442 * config/microblaze/microblaze.c (microblaze_valid_pic_const): New
7443 (microblaze_legitimate_pic_operand): Likewise
7444 * config/microblaze/microblaze.h (LEGITIMATE_PIC_OPERAND_P): calls
7445 new function microblaze_legitimate_pic_operand
7446 * config/microblaze/microblaze-protos.h
7447 (microblaze_legitimate_pic_operand): Declare.
7449 2013-03-04 Edgar E. Iglesias <edgar.iglesias@gmail.com>
7451 * config/microblaze/predicates.md (call_insn_simple_operand):
7452 New predicate for supported rtx code types.
7453 * config/microblaze/microblaze.md (call_internal1): Use
7454 call_insn_simple_operand predicate.
7456 2013-03-04 Jakub Jelinek <jakub@redhat.com>
7458 PR middle-end/56461
7459 * tree-loop-distribution.c (ldist_gen): Call partition_free after each
7460 partitions.ordered_remove.
7462 PR middle-end/56461
7463 * tree-vect-stmts.c (vectorizable_conversion): Don't call
7464 vec_oprnds0.create (1) for modifier == NONE.
7466 PR middle-end/56461
7467 * tree-vect-stmts.c (vectorizable_shift): Don't call create methods
7468 on vec_oprnds0 or vec_oprnds1 before loop, only call it on
7469 vec_oprnds1 right before pushing anything to it for
7470 scalar_shift_arg.
7472 PR middle-end/56461
7473 * tree-vect-loop.c (destroy_loop_vec_info): For !clean_stmts, just
7474 set nbbs to 0 instead of having separate code path.
7475 (vect_analyze_loop_form): Call destroy_loop_vec_info with true
7476 instead of false as last argument if returning NULL.
7478 2013-03-03 Sandra Loosemore <sandra@codesourcery.com>
7480 * target.def (TARGET_OPTION_VALID_ATTRIBUTE_P): Update comments;
7481 the attribute is now called "target" instead of "option".
7482 (TARGET_OPTION_PRAGMA_PARSE): Likewise, for the pragma.
7483 * doc/tm.texi.in (Target Attributes): Likewise document the correct
7484 attribute/pragma name for TARGET_OPTION_VALID_P and
7485 TARGET_OPTION_PRAGMA_PARSE. Also copy-edit and correct markup.
7486 * doc/tm.texi: Regenerated.
7488 2013-03-02 David Holsgrove <david.holsgrove@xilinx.com>
7490 * config/microblaze/microblaze.c:
7491 Check mcpu, pcmp requirement and set TARGET_REORDER to 0 if not met.
7492 * config/microblaze/microblaze.h: Add -mxl-reorder to
7493 DRIVER_SELF_SPECS.
7494 * config/microblaze/microblaze.md: New bswapsi2 and bswaphi2.
7495 instructions emitted if TARGET_REORDER.
7496 * config/microblaze/microblaze.opt: New option -mxl-reorder set to 1
7497 or 0 for -m/-mno case, but initialises as 2 to detect default use case
7498 separately.
7500 2013-03-01 Xinliang David Li <davidxl@google.com>
7502 * tree-ssa-uninit.c (compute_control_dep_chain): Limit post-dom
7503 walk length.
7505 2013-03-01 Jakub Jelinek <jakub@redhat.com>
7507 PR middle-end/56461
7508 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Release path
7509 vector even when returning true. Fix up function comment formatting.
7511 PR middle-end/56461
7512 * ira-build.c (ira_loop_nodes_count): New variable.
7513 (create_loop_tree_nodes): Initialize it.
7514 (finish_loop_tree_nodes): Use it instead of looking at current_loops.
7516 PR middle-end/56461
7517 * tree-vect-data-refs.c (vect_permute_store_chain): Avoid using copy
7518 method on dr_chain and result_chain.
7519 * tree-vect-stmts.c (vectorizable_store): Only call
7520 result_chain.create if j == 0.
7522 PR middle-end/56461
7523 * tree-vect-stmts.c (vect_create_vectorized_promotion_stmts): Call
7524 vec_oprnds0->release (); rather than vec_oprnds0->truncate (0)
7525 before overwriting it.
7527 2013-03-01 Tobias Burnus <burnus@net-b.de>
7529 * doc/extended.texi (C Extensions): Change order in @menu
7530 to match @node.
7531 (Other MIPS Built-in Functions): Move last MIPS entry before
7532 "picoChip Built-in Functions".
7533 (SH Built-in Functions): Move after RX Built-in Functions.
7534 * doc/gcc.texi (Introduction): Change order in @menu
7535 to match @node.
7536 * doc/md.texi (Constraints): Ditto.
7537 * gty.texi (Type Information): Ditto.
7538 (User-provided marking routines for template types): Make
7539 subsection.
7540 * doc/invoke.texi (AArch64 Options): Move before
7541 "Adapteva Epiphany Options".
7543 2013-02-28 Konstantin Serebryany <konstantin.s.serebryany@gmail.com>
7544 Jakub Jelinek <jakub@redhat.com>
7546 PR sanitizer/56454
7547 * asan.c (gate_asan): Lookup no_sanitize_address instead of
7548 no_address_safety_analysis attribute.
7549 * doc/extend.texi (no_address_safety_attribute): Rename to
7550 no_sanitize_address attribute, mention no_address_safety_analysis
7551 attribute as deprecated alias.
7553 2013-02-28 Jakub Jelinek <jakub@redhat.com>
7555 PR middle-end/56461
7556 * tree-vectorizer.h (vect_get_slp_defs): Change 3rd argument
7557 type to vec<vec<tree> > *.
7558 * tree-vect-slp.c (vect_get_slp_defs): Likewise. Change vec_defs
7559 to be vec<tree> instead of vec<tree> *, set vec_defs
7560 to vNULL and call vec_defs.create (number_of_vects), adjust other
7561 uses of vec_defs.
7562 * tree-vect-stmts.c (vect_get_vec_defs, vectorizable_call,
7563 vectorizable_condition): Adjust vect_get_slp_defs callers.
7565 2013-02-28 James Greenhalgh <james.greenhalgh@arm.com>
7567 * config/aarch64/aarch64.c
7568 (aarch64_float_const_representable): Remove unused variable.
7570 2013-02-28 James Greenhalgh <james.greenhalgh@arm.com>
7572 * config/aarch64/aarch64.c (aarch64_mangle_type): Make static.
7574 2013-02-28 James Greenhalgh <james.greenhalgh@arm.com>
7576 * config/aarch64/aarch64-builtins.c
7577 (aarch64_init_simd_builtins): Make static.
7579 2013-02-28 James Greenhalgh <james.greenhalgh@arm.com>
7581 * config/aarch64/aarch64.c
7582 (aarch64_simd_make_constant): Make static.
7584 2013-02-28 Martin Jambor <mjambor@suse.cz>
7586 * tree-sra.c (load_assign_lhs_subreplacements): Do not put replacements
7587 with no initialization to the RHS of debug statements.
7589 2013-02-28 Martin Jambor <mjambor@suse.cz>
7591 PR tree-optimization/56294
7592 * tree-sra.c (analyze_access_subtree): Create replacement declarations.
7593 Adjust dumping.
7594 (get_access_replacement): Do not call create_access_replacement.
7595 Assert a replacement exists.
7596 (get_repl_default_def_ssa_name): Create the replacement declaration
7597 itself.
7599 2013-02-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7601 * config/arm/arm.c (arm_output_mi_thunk): Call final_start_function and
7602 final_end_function.
7604 2013-02-28 Marek Polacek <polacek@redhat.com>
7606 PR rtl-optimization/56466
7607 * loop-unroll.c (unroll_and_peel_loops): Call fix_loop_structure
7608 if we're changing a loop.
7609 (peel_loops_completely): Likewise.
7611 2013-02-28 Paolo Carlini <paolo.carlini@oracle.com>
7613 PR c++/55813
7614 * doc/invoke.texi ([-Wctor-dtor-privacy]): Complete.
7616 2013-02-28 Georg-Johann Lay <avr@gjlay.de>
7618 PR target/56445
7619 * config/avr/avr.c (avr_init_builtins): Use 'n' instead of empty
7620 macro parameters with: FX_FTYPE_FX, FX_FTYPE_FX_INT, INT_FTYPE_FX,
7621 INTX_FTYPE_FX, FX_FTYPE_INTX.
7622 * config/avr/builtins.def: Adjust respective DEF_BUILTIN.
7624 2013-02-28 Georg-Johann Lay <avr@gjlay.de>
7626 * avr/avr-mcus.def (ata5272, ata5505, attiny1634, ata6285)
7627 (ata6286, atmega8a, atmega48pa, ata5790, ata5790n, ata5795)
7628 (atmega164pa, atmega165pa, atmega168pa, atmega16hva, atmega16hvb)
7629 (atmega16hvbrevb, atmega16m1, atmega16u4, atmega26hvg, atmega32a)
7630 (atmega32a, atmega3250pa, atmega3290pa, atmega32c1, atmega32m1)
7631 (atmega32u4, atmega32u6, atmega64a, atmega6490a, atmega6490p)
7632 (atmega64c1, atmega64m1, atmega64rfa2, atmega64rfr2, atmega32hvb)
7633 (atmega32hvbrevb, atmega16hva2, atmega48hvf, at90pwm161)
7634 (atmega128a, atmega1284, atmxt112sl, atmxt224, atmxt224e)
7635 (atmxt336s, atxmega16a4u, atxmega16c4, atxmega32a4u, atxmega32c4)
7636 (atxmega32e5, atxmega64a3u, atxmega64a4u, atxmega64b1, atxmega64b3)
7637 (atxmega64c3, atxmega64d4, atxmega128a3u, atxmega128b1)
7638 (atxmega128b3, atxmega128c3, atxmega128d4, atmxt540s, atmxt540sreva)
7639 (atxmega192a3u, atxmega192c3, atxmega256a3u, atxmega256c3)
7640 (atxmega384c3, atxmega384d3, atxmega128a4u): New AVR_MCU.
7641 (avrxmega6): Increase max flash segments from 5 to 6.
7642 * config/avr/t-multilib: Regenerate.
7643 * config/avr/avr-tables.opt: Regenerate.
7644 * doc/avr-mmcu.texi: Regenerate.
7646 2013-02-28 Georg-Johann Lay <avr@gjlay.de>
7648 * config/avr/avr.h (device_to_arch): Rename to device_to_ld.
7649 (avr_device_to_arch): Rename to avr_device_to_ld.
7650 (avr_device_to_as): New prototype.
7651 (EXTRA_SPEC_FUNCTIONS): Add device_to_as.
7652 (ASM_SPEC): Use device_to_as to get -mmcu= and -mno-skip-bug=.
7653 * config/avr/driver-avr.c (avr_device_to_as): New.
7654 (avr_device_to_arch): Rename to avr_device_to_ld.
7656 2013-02-27 Jakub Jelinek <jakub@redhat.com>
7658 PR middle-end/56461
7659 * tree-vect-data-refs.c (vect_permute_load_chain): Avoid using copy
7660 method on dr_chain and result_chain.
7662 PR middle-end/56461
7663 * tree-ssa-loop-niter.c (maybe_lower_iteration_bound): Call
7664 pointer_set_destroy on not_executed_last_iteration.
7666 PR middle-end/56461
7667 * tree-vect-loop.c (vectorizable_reduction): Release vect_defs vector.
7669 PR middle-end/56461
7670 * ipa-pure-const.c (propagate): Use FOR_EACH_FUNCTION instead of
7671 FOR_EACH_DEFINED_FUNCTION when freeing state.
7673 PR middle-end/56461
7674 * df-scan.c (df_insn_delete): Use df_scan_free_mws_vec before
7675 pool_free.
7676 (df_insn_rescan_debug_internal): Use df_scan_free_mws_vec before
7677 overwriting it.
7679 PR middle-end/56461
7680 * ipa-cp.c (decide_whether_version_node): Call vec_free on
7681 known_aggs[i].items and release known_aggs vector.
7683 PR middle-end/56461
7684 * ipa-reference.c (propagate): Free node_info even for alias nodes.
7686 2013-02-27 Edgar E. Iglesias <edgar.iglesias@gmail.com>
7688 * config/microblaze/microblaze.c (microblaze_emit_compare):
7689 Use xor for EQ/NE comparisions.
7690 * config/microblaze/microblaze.md (cstoresf4): Add constraints
7691 (cbranchsf4): Adjust operator to comparison_operator.
7693 2013-02-27 Jakub Jelinek <jakub@redhat.com>
7695 PR middle-end/56461
7696 * tree-flow.h (edge_var_map_vector): Change into va_heap, vl_embed
7697 vector.
7698 * tree-ssa.c (redirect_edge_var_map_add): Use vec_safe_reserve and
7699 vec_safe_push, always update *slot.
7700 (redirect_edge_var_map_clear): Use vec_free.
7701 (redirect_edge_var_map_dup): Use vec_safe_copy and vec_safe_reserve.
7702 (free_var_map_entry): Use vec_free.
7703 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Use
7704 FOR_EACH_VEC_SAFE_ELT instead of FOR_EACH_VEC_ELT.
7706 2013-02-27 Andrey Belevantsev <abel@ispras.ru>
7708 PR middle-end/45472
7709 * sel-sched-ir.c (merge_expr): Also change vinsn of merged expr
7710 when the may_trap_p bit of the exprs being merged differs.
7711 Reorder tests for speculativeness in the logical and operator.
7713 2013-02-27 Jakub Jelinek <jakub@redhat.com>
7715 * incpath.c (add_standard_paths): Use reconcat instead of concat
7716 where appropriate and avoid leaking memory.
7718 * opts.h: Include obstack.h.
7719 (opts_concat): New prototype.
7720 (opts_obstack): New declaration.
7721 * opts.c (opts_concat): New function.
7722 (opts_obstack): New variable.
7723 (init_options_struct): Call gcc_init_obstack on opts_obstack.
7724 (finish_options): Use opts_concat instead of concat
7725 and XOBNEWVEC instead of XNEWVEC.
7726 * opts-common.c (generate_canonical_option, decode_cmdline_option,
7727 generate_option): Likewise.
7728 * Makefile.in (OPTS_H): Depend on $(OBSTACK_H).
7729 * lto-wrapper.c (main): Call gcc_init_obstack on opts_obstack.
7731 PR target/56455
7732 * stmt.c (expand_switch_as_decision_tree_p): If flag_pic
7733 and ASM_OUTPUT_ADDR_DIFF_ELT isn't defined, return true.
7735 2013-02-26 Jakub Jelinek <jakub@redhat.com>
7737 PR middle-end/56461
7738 * lra-spills.c (lra_spill): Free spill_hard_reg at the end.
7740 2013-02-26 Joern Rennecke <joern.rennecke@embecosm.com>
7742 * config/arm/arm.c (const_ok_for_dimode_op): Back out last change.
7743 (arm_block_move_unaligned_straight): Likewise.
7744 (arm_adjust_block_mem): Likewise.
7746 2013-02-26 Joern Rennecke <joern.rennecke@embecosm.com>
7748 PR target/48901
7749 * config/lm32/lm32.c (gen_int_relational): Remove unused variables
7750 temp, cond and label.
7751 * config/lm32/lm32.md (ashlsi3): Remove unused variable one.
7753 PR target/52500
7754 * config/c6x/c6x.c (dbx_register_map): Change to unsigned.
7755 * config/c6x/c6x.h (dbx_register_map): Update declaration.
7757 PR target/52501
7758 * config/cr16/cr16-protos.h: Move end of RTX_CODE guard below end
7759 of prologue/epilogue functions.
7761 PR target/52550
7762 * config/tilegx/tilegx.c (tilegx_expand_prologue):
7763 Remove unused variable cfa_offset.
7764 * config/tilepro/tilepro.c (tilepro_expand_prologue): Likewise.
7766 PR target/54639
7767 * config/mn10300/mn10300.c (mn10300_expand_epilogue): Avoid offset
7768 type promotion to unsigned.
7770 PR target/54640
7771 * config/arm/arm.c (const_ok_for_dimode_op): Make code consistent
7772 for HOST_WIDE_INT of 32 bit / same size as int.
7773 (arm_block_move_unaligned_straight): Likewise.
7774 (arm_adjust_block_mem): Likewise.
7776 PR target/54662
7777 * config/mep/t-mep (mep-pragma.o): Use ALL_COMPILERFLAGS instead of
7778 ALL_CFLAGS.
7780 2013-02-26 Marek Polacek <polacek@redhat.com>
7782 PR tree-optimization/56426
7783 * tree-ssa-loop.c (tree_ssa_loop_init): Always call scev_initialize.
7785 2013-02-26 Richard Biener <rguenther@suse.de>
7787 PR target/56444
7788 * config/mn10300/mn10300.c (mn10300_scan_for_setlb_lcc): Remove
7789 unused variable loops.
7791 2013-02-26 Jakub Jelinek <jakub@redhat.com>
7793 PR tree-optimization/56448
7794 * fold-const.c (operand_equal_p) <case tcc_reference>: Don't look at
7795 TREE_SIDE_EFFECTS if flags contain OEP_CONSTANT_ADDRESS_OF.
7796 Clear OEP_CONSTANT_ADDRESS_OF from flags before recursing on second or
7797 later operands of the references, or even first operand for
7798 INDIRECT_REF, TARGET_MEM_REF or MEM_REF.
7800 PR tree-optimization/56443
7801 * tree-vect-stmts.c (get_vectype_for_scalar_type_and_size): For
7802 overaligned types, pass TYPE_UNSIGNED (scalar_type) as second argument
7803 to type_for_mode langhook.
7805 2013-02-25 Matt Turner <mattst88@gmail.com>
7807 * doc/invoke.texi: Document r4700.
7809 2013-02-25 Richard Biener <rguenther@suse.de>
7811 PR tree-optimization/56175
7812 * tree-ssa-forwprop.c (hoist_conversion_for_bitop_p): New predicate,
7813 split out from ...
7814 (simplify_bitwise_binary): ... here. Also guard the conversion
7815 of (type) X op CST to (type) (X op ((type-x) CST)) with it.
7817 2013-02-25 Catherine Moore <clm@codesourcery.com>
7819 Revert:
7820 2013-02-24 Catherine Moore <clm@codesourcery.com>
7821 Maciej W. Rozycki <macro@codesourcery.com>
7822 Tom de Vries <tom@codesourcery.com>
7823 Nathan Sidwell <nathan@codesourcery.com>
7824 Iain Sandoe <iain@codesourcery.com>
7825 Nathan Froyd <froydnj@codesourcery.com>
7826 Chao-ying Fu <fu@mips.com>
7828 * doc/extend.texi: (micromips, nomicromips, nocompression):
7829 Document new function attributes.
7830 * doc/invoke.texi (minterlink-compressed, mmicromips,
7831 m14k, m14ke, m14kec): Document new options.
7832 (minterlink-mips16): Update documentation.
7833 * doc/md.texi (ZC, ZD): Document new constraints.
7834 * configure.ac (gcc_cv_as_micromips): Check if linker
7835 supports the .set micromips directive.
7836 * configure: Regenerate.
7837 * config.in: Regenerate.
7838 * config/mips/mips-tables.opt: Regenerate.
7839 * config/mips/micromips.md: New file.
7840 * constraints.md (ZC, AD): New constraints.
7841 * config/mips/predicates.md (movep_src_register): New predicate.
7842 (movep_src_operand): New predicate.
7843 (non_volatile_mem_operand): New predicate.
7844 * config/mips/mips.md (multimem): New type.
7845 (length): Differentiate between 17-bit and 18-bit branch offsets.
7846 (MOVEP1, MOVEP2): New mode iterator.
7847 (mov_<load>l): Use ZC constraint.
7848 (mov_<load>r): Likewise.
7849 (mov_<store>l): Likewise.
7850 (mov_<store>r): Likewise.
7851 (*branch_equality<mode>_inverted): Add microMIPS support.
7852 (*branch_equality<mode>): Likewise.
7853 (*jump_absolute): Likewise.
7854 (indirect_jump_<mode>): Likewise.
7855 (tablejump_<mode>): Likewise.
7856 (<optab>_internal): Likewise.
7857 (sibcall_internal): Likewise.
7858 (sibcall_value_internal): Likewise.
7859 (prefetch): Use constraint ZD.
7860 * config/mips/mips.opt (minterlink-compressed): New option.
7861 (minterlink-mips16): Now an alias for minterlink-compressed.
7862 (mmicromips): New option.
7863 * config/mips/sync.md (sync_compare_and_swap<mode>): Use ZR constraint.
7864 (compare_and_swap_12): Likewise.
7865 (sync_add<mode>): Likewise.
7866 (sync_<optab>_12): Likewise.
7867 (sync_old_<optab>_12): Likewise.
7868 (sync_new_<optab>_12): Likewise.
7869 (sync_nand_12): Likewise.
7870 (sync_old_nand_12): Likewise.
7871 (sync_new_nand_12): Likewise.
7872 (sync_sub<mode>): Likewise.
7873 (sync_old_add<mode>): Likewise.
7874 (sync_old_sub<mode>): Likewise.
7875 (sync_new_add<mode>): Likewise.
7876 (sync_new_sub<mode>): Likewise.
7877 (sync_<optab><mode>): Likewise.
7878 (sync_old_<optab><mode>): Likewise.
7879 (sync_new_<optab><mode>): Likewise.
7880 (sync_nand<mode>): Likewise.
7881 (sync_old_nand<mode>): Likewise.
7882 (sync_new_nand<mode>): Likewise.
7883 (sync_lock_test_and_set<mode>): Likewise.
7884 (test_and_set_12): Likewise.
7885 (atomic_compare_and_swap<mode>): Likewise.
7886 (atomic_exchange<mode>_llsc): Likewise.
7887 (atomic_fetch_add<mode>_llsc): Likewise.
7888 * config/mips/mips-cpus.def (m14kc, m14k): New processors.
7889 * config/mips/mips-protos.h (umips_output_save_restore): New prototype.
7890 (umips_save_restore_pattern_p): Likewise.
7891 (umips_load_store_pair_p): Likewise.
7892 (umips_output_load_store_pair): Likewise.
7893 (umips_movep_target_p): Likewise.
7894 (umips_12bit_offset_address_p): Likewise.
7895 * config/mips/mips.c (MIPS_MAX_FIRST_STEP): Update for microMIPS.
7896 (mips_base_mips16): Rename this...
7897 (mips_base_compression_flags): ...to this. Update all uses.
7898 (mips_attribute_table): Add micromips, nomicromips and nocompression.
7899 (mips_mips16_decl_p): Delete.
7900 (mips_nomips16_decl_p): Delete.
7901 (mips_get_compress_on_flags): New function.
7902 (mips_get_compress_off_flags): New function.
7903 (mips_get_compress_mode): New function.
7904 (mips_get_compress_on_name): New function.
7905 (mips_get_compress_off_name): New function.
7906 (mips_insert_attributes): Support multiple compression types.
7907 (mips_merge_decl_attributes): Likewise.
7908 (umips_12bit_offset_address_p): New function.
7909 (mips_start_function_definition): Emit .set micromips directive.
7910 (mips_call_may_need_jalx_p): New function.
7911 (mips_function_ok_for_sibcall): Add microMIPS support.
7912 (mips_print_operand_punctuation): Support short delay slots and
7913 compact jumps.
7914 (umips_swm_mask, umips_swm_encoding): New.
7915 (umips_build_save_restore): New function.
7916 (mips_for_each_saved_gpr_and_fpr): Add microMIPS support.
7917 (was_mips16_p): Remove.
7918 (old_compression_mode): New.
7919 (mips_set_compression_mode): New function.
7920 (mips_set_current_function): Add microMIPS support.
7921 (mips_option_override): Likewise.
7922 (umips_save_restore_pattern_p): New function.
7923 (umips_output_save_restore): New function.
7924 (umips_load_store_pair_p_1): New function.
7925 (umips_load_store_pair_p): New function.
7926 (umips_output_load_store_pair_1): New function.
7927 (umips_output_load_store_pair): New function.
7928 (umips_movep_target_p) New function.
7929 (mips_prepare_pch_save): Add microMIPS support.
7930 * config/mips/mips.h (TARGET_COMPRESSION): New.
7931 (TARGET_CPU_CPP_BUILTINS): Update macro
7932 to use new compression flags and to support microMIPS.
7933 (MIPS_ISA_LEVEL_SPEC): Add m14k processors.
7934 (MIPS_ARCH_FLOAT_SPEC): Likewise.
7935 (ISA_HAS_LWXS): Include TARGET_MICROMIPS.
7936 (ISA_HAS_LOAD_DELAY): Exclude TARGET_MICROMIPS.
7937 (ASM_SPEC): Support mmicromips and mno-micromips.
7938 (M16STORE_REG_P): New macro.
7939 (MIPS_CALL): Support TARGET_MICROMIPS.
7940 (MICROMIPS_J): New macro.
7941 (mips_base_mips16): Rename this...
7942 (mips_base_compression_flags): ...to this.
7943 (UMIPS_12BIT_OFFSET_P): New macro.
7944 * config/mips/t-sde: (MULTILIB_OPTIONS): Add microMIPS.
7945 (MULTILIB_DIRNAMES): Likewise.
7947 2013-02-25 Tom de Vries <tom@codesourcery.com>
7949 PR rtl-optimization/56131
7950 * insn-notes.def (INSN_NOTE_BASIC_BLOCK): Update comment.
7951 * cfgrtl.c (delete_insn): Don't reorder NOTE_INSN_DELETED_LABEL and
7952 NOTE_INSN_BASIC_BLOCK if BLOCK_FOR_INSN == NULL.
7954 2013-02-25 Tobias Burnus <burnus@net-b.de>
7956 * doc/invoke.texi (-fsanitize=): Move from optimization
7957 to debugging options.
7959 2013-02-25 Andrey Belevantsev <abel@ispras.ru>
7961 * sched-deps.c (sched_analyze_insn): Fix typo in comment.
7963 2013-02-25 Andrey Belevantsev <abel@ispras.ru>
7964 Alexander Monakov <amonakov@ispras.ru>
7966 PR middle-end/56077
7967 * sched-deps.c (sched_analyze_insn): When reg_pending_barrier,
7968 flush pending lists also on non-jumps. Adjust comment.
7970 2013-02-24 Catherine Moore <clm@codesourcery.com>
7971 Maciej W. Rozycki <macro@codesourcery.com>
7972 Tom de Vries <tom@codesourcery.com>
7973 Nathan Sidwell <nathan@codesourcery.com>
7974 Iain Sandoe <iain@codesourcery.com>
7975 Nathan Froyd <froydnj@codesourcery.com>
7976 Chao-ying Fu <fu@mips.com>
7978 * doc/extend.texi: (micromips, nomicromips, nocompression):
7979 Document new function attributes.
7980 * doc/invoke.texi (minterlink-compressed, mmicromips,
7981 m14k, m14ke, m14kec): Document new options.
7982 (minterlink-mips16): Update documentation.
7983 * doc/md.texi (ZC, ZD): Document new constraints.
7984 * configure.ac (gcc_cv_as_micromips): Check if linker
7985 supports the .set micromips directive.
7986 * configure: Regenerate.
7987 * config.in: Regenerate.
7988 * config/mips/mips-tables.opt: Regenerate.
7989 * config/mips/micromips.md: New file.
7990 * constraints.md (ZC, AD): New constraints.
7991 * config/mips/predicates.md (movep_src_register): New predicate.
7992 (movep_src_operand): New predicate.
7993 (non_volatile_mem_operand): New predicate.
7994 * config/mips/mips.md (multimem): New type.
7995 (length): Differentiate between 17-bit and 18-bit branch offsets.
7996 (MOVEP1, MOVEP2): New mode iterator.
7997 (mov_<load>l): Use ZC constraint.
7998 (mov_<load>r): Likewise.
7999 (mov_<store>l): Likewise.
8000 (mov_<store>r): Likewise.
8001 (*branch_equality<mode>_inverted): Add microMIPS support.
8002 (*branch_equality<mode>): Likewise.
8003 (*jump_absolute): Likewise.
8004 (indirect_jump_<mode>): Likewise.
8005 (tablejump_<mode>): Likewise.
8006 (<optab>_internal): Likewise.
8007 (sibcall_internal): Likewise.
8008 (sibcall_value_internal): Likewise.
8009 (prefetch): Use constraint ZD.
8010 * config/mips/mips.opt (minterlink-compressed): New option.
8011 (minterlink-mips16): Now an alias for minterlink-compressed.
8012 (mmicromips): New option.
8013 * config/mips/sync.md (sync_compare_and_swap<mode>): Use ZR constraint.
8014 (compare_and_swap_12): Likewise.
8015 (sync_add<mode>): Likewise.
8016 (sync_<optab>_12): Likewise.
8017 (sync_old_<optab>_12): Likewise.
8018 (sync_new_<optab>_12): Likewise.
8019 (sync_nand_12): Likewise.
8020 (sync_old_nand_12): Likewise.
8021 (sync_new_nand_12): Likewise.
8022 (sync_sub<mode>): Likewise.
8023 (sync_old_add<mode>): Likewise.
8024 (sync_old_sub<mode>): Likewise.
8025 (sync_new_add<mode>): Likewise.
8026 (sync_new_sub<mode>): Likewise.
8027 (sync_<optab><mode>): Likewise.
8028 (sync_old_<optab><mode>): Likewise.
8029 (sync_new_<optab><mode>): Likewise.
8030 (sync_nand<mode>): Likewise.
8031 (sync_old_nand<mode>): Likewise.
8032 (sync_new_nand<mode>): Likewise.
8033 (sync_lock_test_and_set<mode>): Likewise.
8034 (test_and_set_12): Likewise.
8035 (atomic_compare_and_swap<mode>): Likewise.
8036 (atomic_exchange<mode>_llsc): Likewise.
8037 (atomic_fetch_add<mode>_llsc): Likewise.
8038 * config/mips/mips-cpus.def (m14kc, m14k): New processors.
8039 * config/mips/mips-protos.h (umips_output_save_restore): New prototype.
8040 (umips_save_restore_pattern_p): Likewise.
8041 (umips_load_store_pair_p): Likewise.
8042 (umips_output_load_store_pair): Likewise.
8043 (umips_movep_target_p): Likewise.
8044 (umips_12bit_offset_address_p): Likewise.
8045 * config/mips/mips.c (MIPS_MAX_FIRST_STEP): Update for microMIPS.
8046 (mips_base_mips16): Rename this...
8047 (mips_base_compression_flags): ...to this. Update all uses.
8048 (mips_attribute_table): Add micromips, nomicromips and nocompression.
8049 (mips_mips16_decl_p): Delete.
8050 (mips_nomips16_decl_p): Delete.
8051 (mips_get_compress_on_flags): New function.
8052 (mips_get_compress_off_flags): New function.
8053 (mips_get_compress_mode): New function.
8054 (mips_get_compress_on_name): New function.
8055 (mips_get_compress_off_name): New function.
8056 (mips_insert_attributes): Support multiple compression types.
8057 (mips_merge_decl_attributes): Likewise.
8058 (umips_12bit_offset_address_p): New function.
8059 (mips_start_function_definition): Emit .set micromips directive.
8060 (mips_call_may_need_jalx_p): New function.
8061 (mips_function_ok_for_sibcall): Add microMIPS support.
8062 (mips_print_operand_punctuation): Support short delay slots and
8063 compact jumps.
8064 (umips_swm_mask, umips_swm_encoding): New.
8065 (umips_build_save_restore): New function.
8066 (mips_for_each_saved_gpr_and_fpr): Add microMIPS support.
8067 (was_mips16_p): Remove.
8068 (old_compression_mode): New.
8069 (mips_set_compression_mode): New function.
8070 (mips_set_current_function): Add microMIPS support.
8071 (mips_option_override): Likewise.
8072 (umips_save_restore_pattern_p): New function.
8073 (umips_output_save_restore): New function.
8074 (umips_load_store_pair_p_1): New function.
8075 (umips_load_store_pair_p): New function.
8076 (umips_output_load_store_pair_1): New function.
8077 (umips_output_load_store_pair): New function.
8078 (umips_movep_target_p) New function.
8079 (mips_prepare_pch_save): Add microMIPS support.
8080 * config/mips/mips.h (TARGET_COMPRESSION): New.
8081 (TARGET_CPU_CPP_BUILTINS): Update macro
8082 to use new compression flags and to support microMIPS.
8083 (MIPS_ISA_LEVEL_SPEC): Add m14k processors.
8084 (MIPS_ARCH_FLOAT_SPEC): Likewise.
8085 (ISA_HAS_LWXS): Include TARGET_MICROMIPS.
8086 (ISA_HAS_LOAD_DELAY): Exclude TARGET_MICROMIPS.
8087 (ASM_SPEC): Support mmicromips and mno-micromips.
8088 (M16STORE_REG_P): New macro.
8089 (MIPS_CALL): Support TARGET_MICROMIPS.
8090 (MICROMIPS_J): New macro.
8091 (mips_base_mips16): Rename this...
8092 (mips_base_compression_flags): ...to this.
8093 (UMIPS_12BIT_OFFSET_P): New macro.
8094 * config/mips/t-sde: (MULTILIB_OPTIONS): Add microMIPS.
8095 (MULTILIB_DIRNAMES): Likewise.
8097 2013-02-24 Jakub Jelinek <jakub@redhat.com>
8099 PR target/52555
8100 * target-globals.c (save_target_globals): For init_reg_sets and
8101 target_reinit remporarily set this_fn_optabs to this_target_optabs.
8103 2013-02-22 James Grennahlgh <james.greenhalgh@arm.com>
8105 * config/aarch64/aarch64-simd-builtins.def: Add copyright header.
8106 * config/aarch64/t-aarch64
8107 (aarch64-builtins.o): Depend on aarch64-simd-builtins.def.
8109 2013-02-22 Vladimir Makarov <vmakarov@redhat.com>
8111 PR inline-asm/56148
8112 * lra-constraints.c (process_alt_operands): Reload operand
8113 conflicting with earlier clobber only if no more other conflicting
8114 operands.
8116 2013-02-22 Jakub Jelinek <jakub@redhat.com>
8118 PR sanitizer/56393
8119 * config/gnu-user.h (LIBASAN_EARLY_SPEC): Link in libasan_preinit.o
8120 if not linking a shared library.
8122 2013-02-22 Seth LaForge <sethml@google.com>
8124 * config.gcc (arm*-*-eabi*): Treat arm*eb as big-endian.
8126 2013-02-22 Greta Yorsh <Greta.Yorsh@arm.com>
8128 * config/arm/arm.md (split for extendsidi): Update condition.
8129 (zero_extend<mode>di2,extend<mode>di2): Add an alternative.
8130 * config/arm/iterators.md (qhs_extenddi_cstr): Likewise.
8131 (qhs_zextenddi_cstr): Likewise.
8133 2013-02-21 Jakub Jelinek <jakub@redhat.com>
8135 PR middle-end/56420
8136 * expmed.c (EXACT_POWER_OF_2_OR_ZERO_P): Do subtraction in uhwi, to
8137 avoid signed wrapping.
8138 (expand_mult): Handle properly multiplication by
8139 ((dword_type) -1) << (BITS_PER_WORD - 1). Improve multiplication by
8140 ((dword_type) 1) << (BITS_PER_WORD - 1). Avoid undefined behavior
8141 in the compiler if coeff is HOST_WIDE_INT_MIN.
8142 (expand_divmod): Don't make ext_op1 static, change it's type to
8143 uhwi. Avoid undefined behavior in -INTVAL (op1).
8145 PR rtl-optimization/50339
8146 * lower-subreg.h (struct lower_subreg_choices): Add splitting_ashiftrt
8147 field.
8148 * lower-subreg.c (compute_splitting_shift): Handle ASHIFTRT.
8149 (compute_costs): Call compute_splitting_shift also for ASHIFTRT
8150 into splitting_ashiftrt field.
8151 (find_decomposable_shift_zext, resolve_shift_zext): Handle also
8152 ASHIFTRT.
8153 (dump_choices): Fix up printing LSHIFTRT choices, print ASHIFTRT
8154 choices.
8156 2013-02-20 Aldy Hernandez <aldyh@redhat.com>
8158 PR middle-end/56108
8159 * trans-mem.c (execute_tm_mark): Do not expand transactions that
8160 are sure to go irrevocable.
8162 2013-02-21 Hans-Peter Nilsson <hp@axis.com>
8164 * doc/rtl.texi (vec_concat, vec_duplicate): Mention that
8165 scalars are valid operands.
8167 2013-02-21 Martin Jambor <mjambor@suse.cz>
8169 PR tree-optimization/56310
8170 * ipa-cp.c (agg_replacements_to_vector): New parameter index, copy
8171 only matching indices and non-negative final offsets.
8172 (intersect_aggregates_with_edge): Pass src_idx to
8173 agg_replacements_to_vector. Pass src_idx insstead of index to
8174 intersect_with_agg_replacements.
8176 2013-02-21 Martin Jambor <mjambor@suse.cz>
8178 * ipa-cp.c (good_cloning_opportunity_p): Dump the real threshold
8179 instead of hard-wired defaults.
8181 2013-02-21 Maciej W. Rozycki <macro@codesourcery.com>
8183 * doc/invoke.texi (MIPS Options): Update documentation of the
8184 floating-point multiply-accumulate instruction restrictions.
8186 2013-02-21 Kostya Serebryany <kcc@google.com>
8188 * config/i386/i386.c (ix86_asan_shadow_offset): Use 0x7fff8000 as
8189 asan_shadow_offset on x86_64 linux.
8191 2013-02-21 Richard Biener <rguenther@suse.de>
8193 PR tree-optimization/56415
8194 Revert
8195 2013-02-11 Richard Biener <rguenther@suse.de>
8197 PR tree-optimization/56273
8198 * tree-vrp.c (simplify_cond_using_ranges): Disable for the
8199 first VRP run.
8201 2013-02-21 Jakub Jelinek <jakub@redhat.com>
8203 PR bootstrap/56258
8204 * doc/invoke.texi (-fdump-rtl-pro_and_epilogue): Use @item
8205 instead of @itemx.
8207 PR inline-asm/56405
8208 * expr.c (expand_expr_real_1) <case TARGET_MEM_REF, MEM_REF>: Don't
8209 use movmisalign or extract_bit_field for EXPAND_MEMORY modifier.
8211 2013-02-20 Jan Hubicka <jh@suse.cz>
8213 PR tree-optimization/56265
8214 * ipa-prop.c (ipa_make_edge_direct_to_target): Fixup callgraph
8215 when target is referenced for first time.
8217 2013-02-20 Richard Biener <rguenther@suse.de>
8219 * tree-call-cdce.c (tree_call_cdce): Do not remove unused locals.
8220 * tree-ssa-forwprop.c (ssa_forward_propagate_and_combine): Likewise.
8221 * tree-ssa-dce.c (perform_tree_ssa_dce): Likewise.
8222 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Do
8223 not return anything.
8224 (rename_ssa_copies): Do not remove unused locals.
8225 * tree-ssa-ccp.c (do_ssa_ccp): Likewise.
8226 * tree-ssanames.c (pass_release_ssa_names): Remove unused locals first.
8227 * passes.c (execute_function_todo): Do not schedule unused locals
8228 removal if cleanup_tree_cfg did something.
8229 * tree-ssa-live.c (remove_unused_locals): Dump statistics
8230 about the number of removed locals.
8232 2013-02-20 Richard Biener <rguenther@suse.de>
8234 PR tree-optimization/56398
8235 * tree-vect-loop-manip.c (adjust_debug_stmts): Skip SSA default defs.
8237 2013-02-20 Martin Jambor <mjambor@suse.cz>
8239 PR tree-optimization/55334
8240 * ipa-cp.c (initialize_node_lattices): Disable IPA-CP through and to
8241 restricted pointers to arrays.
8243 2013-02-20 Richard Biener <rguenther@suse.de>
8244 Jakub Jelinek <jakub@redhat.com>
8246 PR tree-optimization/56396
8247 * tree-ssa-ccp.c (n_const_val): New static variable.
8248 (get_value): Return NULL for SSA names we don't have a lattice
8249 entry for.
8250 (ccp_initialize): Initialize n_const_val.
8251 * tree-ssa-copy.c (n_copy_of): New static variable.
8252 (init_copy_prop): Initialize n_copy_of.
8253 (get_value): Return NULL_TREE for SSA names we don't have a
8254 lattice entry for.
8256 2013-02-20 Martin Jambor <mjambor@suse.cz>
8258 * ipa-cp.c (initialize_node_lattices): Fix dumping condition.
8260 2013-02-20 Richard Biener <rguenther@suse.de>
8262 * genpreds.c (write_lookup_constraint): Do not compare first
8263 letter of the constraint again.
8265 2013-02-20 Richard Biener <rguenther@suse.de>
8267 * tree-ssa-loop-ivopts.c (alloc_use_cost_map): Use bitmap_count_bits
8268 and ceil_log2.
8269 (get_use_iv_cost): Terminate hashtable walk when coming across
8270 an empty entry.
8272 2013-02-20 Igor Zamyatin <igor.zamyatin@intel.com>
8274 * config/i386/i386.c (initial_ix86_tune_features): Turn on fp
8275 reassociation for avx2 targets.
8277 2012-02-19 Edgar E. Iglesias <edgar.iglesias@gmail.com>
8279 * config/microblaze/microblaze.c: microblaze_has_clz = 0
8280 Add version check for v8.10.a to enable microblaze_has_clz
8281 * config/microblaze/microblaze.h: Add TARGET_HAS_CLZ as combined
8282 version and TARGET_PATTERN_COMPARE check
8283 * config/microblaze/microblaze.md: New clzsi2 instruction
8285 2012-02-19 Edgar E. Iglesias <edgar.iglesias@gmail.com>
8287 * config/microblaze/microblaze.md (call_value_intern): Check symbol is
8288 function before branching.
8290 2012-02-19 Andrey Belevantsev <abel@ispras.ru>
8292 * sel-sched-dump.c (dump_insn_rtx_flags): Explicitly set
8293 DUMP_INSN_RTX_UID.
8294 (dump_insn_rtx_1): Pass PATTERN (insn) to str_pattern_slim.
8296 2012-02-19 Andrey Belevantsev <abel@ispras.ru>
8298 PR middle-end/55889
8299 * sel-sched.c: Include ira.h.
8300 (implicit_clobber_conflict_p): New function.
8301 (moveup_expr): Use it.
8302 * Makefile.in (sel-sched.o): Depend on ira.h.
8304 2013-02-19 Richard Biener <rguenther@suse.de>
8306 PR tree-optimization/56384
8307 * tree-ssa-sccvn.h (struct vn_phi_s): Add type member.
8308 (vn_hash_type): Split out from ...
8309 (vn_hash_constant_with_type): ... here.
8310 * tree-ssa-sccvn.c (vn_phi_compute_hash): Use vn_hash_type.
8311 (vn_phi_eq): Compare types from vn_phi_s structure.
8312 (vn_phi_lookup): Populate vn_phi_s type.
8313 (vn_phi_insert): Likewise.
8315 2013-02-19 Jakub Jelinek <jakub@redhat.com>
8317 PR tree-optimization/56350
8318 * tree-vect-loop.c (vectorizable_reduction): If orig_stmt, return false
8319 if haven't found reduction or nested cycle operand, rather than
8320 asserting we must find it.
8322 PR tree-optimization/56381
8323 * tree-ssa-pre.c (create_expression_by_pieces): Fix up last argument
8324 to fold_build3.
8326 2013-02-18 Aldy Hernandez <aldyh@redhat.com>
8327 Jakub Jelinek <jakub@redhat.com>
8329 PR target/52555
8330 * genopinit.c (raw_optab_handler): Use this_fn_optabs.
8331 (swap_optab_enable): Same.
8332 (init_all_optabs): Use argument instead of global.
8333 * tree.h (struct tree_optimization_option): New field target_optabs.
8334 * expr.h (init_all_optabs): Add argument to prototype.
8335 (TREE_OPTIMIZATION_OPTABS): New.
8336 (save_optabs_if_changed): Protoize.
8337 * optabs.h: Declare this_fn_optabs.
8338 * optabs.c (save_optabs_if_changed): New.
8339 Declare this_fn_optabs.
8340 (init_optabs): Add argument to init_all_optabs() call.
8341 * function.c (invoke_set_current_function_hook): Handle per
8342 function optabs.
8343 * function.h (struct function): New field optabs.
8344 * config/mips/mips.c (mips_set_mips16_mode): Handle when
8345 optimization_current_node has changed.
8346 * target-globals.h (save_target_globals_default_opts): Protoize.
8347 * target-globals.c (save_target_globals_default_opts): New.
8349 2013-02-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8351 PR target/56347
8352 * config/pa/pa.c (pa_conditional_register_usage): On HP-UX, mark
8353 registers %fr12 and %fr12R as call used.
8355 PR target/56214
8356 * config/pa/predicates.md (base14_operand): Except for BLKmode, QImode
8357 and HImode, require all displacements to be an integer multiple of
8358 their mode size.
8359 * config/pa/pa.c (pa_legitimate_address_p): For REG+BASE addresses,
8360 only allow QImode and HImode when reload is in progress and strict is
8361 true. Likewise for symbolic addresses. Use base14_operand to check
8362 displacements in REG+BASE addresses.
8364 2013-02-18 Richard Biener <rguenther@suse.de>
8366 PR tree-optimization/56366
8367 * tree-vect-loop.c (get_initial_def_for_induction): Properly
8368 handle sign-conversion of outer-loop initial induction value.
8370 2013-02-18 Richard Biener <rguenther@suse.de>
8372 PR middle-end/56349
8373 * cfghooks.c (merge_blocks): If we merge a latch into another
8374 block adjust references to it.
8375 * cfgloop.c (flow_loops_find): Reset latch before recomputing it.
8376 (verify_loop_structure): Verify that a recorded latch is in fact
8377 a latch.
8379 2013-02-18 Richard Biener <rguenther@suse.de>
8381 PR tree-optimization/56321
8382 * tree-ssa-reassoc.c (propagate_op_to_single_use): Properly
8383 order SSA name release and virtual operand unlinking.
8385 2013-02-17 Edgar E. Iglesias <edgar.iglesias@gmail.com>
8387 * config/microblaze/microblaze.md (save_stack_block): Define.
8388 (restore_stack_block): Likewise.
8390 2013-02-16 Edgar E. Iglesias <edgar.iglesias@gmail.com>
8392 * config/microblaze/linux.h (TARGET_SUPPORTS_PIC): Define as 1.
8393 * config/microblaze/microblaze.h (TARGET_SUPPORTS_PIC): Define as 1.
8394 * config/microblaze/microblaze.c (microblaze_option_override):
8395 Bail out early for PIC modes when target does not support PIC.
8397 2013-02-16 Edgar E. Iglesias <edgar.iglesias@gmail.com>
8399 * config/microblaze/microblaze.c (microblaze_asm_trampoline_template):
8400 Replace with a microblaze version.
8401 (microblaze_trampoline_init): Adapt for microblaze.
8402 * config/microblaze/microblaze.h (TRAMPOLINE_SIZE): Adapt for
8403 microblaze.
8405 2013-02-16 Jakub Jelinek <jakub@redhat.com>
8406 Dodji Seketeli <dodji@redhat.com>
8408 PR asan/56330
8409 * asan.c (get_mem_refs_of_builtin_call): White space and style cleanup.
8410 (instrument_mem_region_access): Do not forget to always put
8411 instrumentation of the of 'base' and 'base + len' in a "if (len !=
8412 0) statement, even for cases where either 'base' or 'base + len'
8413 are not instrumented -- because they have been previously
8414 instrumented. Simplify the logic by putting all the statements
8415 instrument 'base + len' inside a sequence, and then insert that
8416 sequence right before the current insertion point. Then, to
8417 instrument 'base + len', just get an iterator on that statement.
8418 And do not forget to update the pointer to iterator the function
8419 received as argument.
8421 2013-02-15 Vladimir Makarov <vmakarov@redhat.com>
8423 PR rtl-optimization/56348
8424 * lra-assigns.c (reload_pseudo_compare_func): Prefer bigger pseudos.
8426 2013-02-15 Steven Bosscher <steven@gcc.gnu.org>
8428 * graph.c (start_graph_dump): Print dumpfile base as digraph label.
8429 (clean_graph_dump_file): Pass base to start_graph_dump.
8431 2013-02-14 Richard Henderson <rth@redhat.com>
8433 PR target/55941
8434 * lower-subreg.c (simple_move): Check dest mode instead of src mode.
8436 2013-02-14 Steven Bosscher <steven@gcc.gnu.org>
8438 * collect2-aix.h: Define F_LOADONLY.
8440 2013-02-14 Richard Biener <rguenther@suse.de>
8442 PR lto/50494
8443 * varasm.c (output_constant_def_1): Get the decl representing
8444 the constant as argument.
8445 (output_constant_def): Wrap output_constant_def_1.
8446 (make_decl_rtl): Use output_constant_def_1 with the decl
8447 representing the constant.
8448 (build_constant_desc): Optionally re-use a decl already
8449 representing the constant.
8450 (tree_output_constant_def): Adjust.
8452 2013-02-14 Dodji Seketeli <dodji@redhat.com>
8454 Fix an asan crash
8455 * asan.c (instrument_builtin_call): Really put the length of the
8456 second source argument into src1_len.
8458 2013-02-13 Jakub Jelinek <jakub@redhat.com>
8460 * asan.c (create_cond_insert_point): Add create_then_fallthru_edge
8461 argument. If it is false, don't create edge from then_bb to
8462 fallthru_bb.
8463 (insert_if_then_before_iter): Pass true to it.
8464 (build_check_stmt): Pass false to it.
8465 (transform_statements): Flush hash table only on extended basic
8466 block boundaries, rather than at the beginning of every bb.
8467 Don't flush hash table on nonfreeing_call_p calls.
8468 * tree-flow.h (nonfreeing_call_p): New prototype.
8469 * tree-ssa-phiopt.c (nonfreeing_call_p): No longer static.
8471 2013-02-13 David S. Miller <davem@davemloft.net>
8473 * expmed.c (expand_shift_1): Only strip scalar integer subregs.
8475 2013-02-13 Vladimir Makarov <vmakarov@redhat.com>
8477 PR target/56184
8478 * ira.c (max_regno_before_ira): Move from ...
8479 (ira): ... here.
8480 (fix_reg_equiv_init): Use max_regno_before_ira instead of
8481 vec_safe_length.
8483 2013-02-13 Jakub Jelinek <jakub@redhat.com>
8485 * config/i386/i386.c (ix86_asan_shadow_offset): Revert last change.
8487 2013-02-13 Richard Biener <rguenther@suse.de>
8489 PR lto/56295
8490 * gimple-streamer-out.c (output_gimple_stmt): Undo wrapping
8491 globals in MEM_REFs.
8493 2013-02-13 Richard Biener <rguenther@suse.de>
8495 * loop-init.c (loop_optimizer_init): Clear loop state when
8496 re-initializing preserved loops.
8497 * loop-unswitch.c (unswitch_single_loop): Return whether
8498 we unswitched the loop. Do not verify loop state here.
8499 (unswitch_loops): When we unswitched a loop discover new loops.
8501 2013-02-13 Kostya Serebryany <kcc@google.com>
8503 * config/i386/i386.c: Use 0x7fff8000 as asan_shadow_offset
8504 on x86_64 linux.
8505 * sanitizer.def: Rename __asan_init to __asan_init_v1.
8507 2013-02-12 Dodji Seketeli <dodji@redhat.com>
8509 Avoid instrumenting duplicated memory access in the same basic block
8510 * Makefile.in (asan.o): Add new dependency on hash-table.h
8511 * asan.c (struct asan_mem_ref, struct mem_ref_hasher): New types.
8512 (asan_mem_ref_init, asan_mem_ref_get_end, get_mem_ref_hash_table)
8513 (has_stmt_been_instrumented_p, empty_mem_ref_hash_table)
8514 (free_mem_ref_resources, has_mem_ref_been_instrumented)
8515 (has_stmt_been_instrumented_p, update_mem_ref_hash_table)
8516 (get_mem_ref_of_assignment): New functions.
8517 (get_mem_refs_of_builtin_call): Extract from
8518 instrument_builtin_call and tweak a little bit to make it fit with
8519 the new signature.
8520 (instrument_builtin_call): Use the new
8521 get_mem_refs_of_builtin_call. Use gimple_call_builtin_p instead
8522 of is_gimple_builtin_call.
8523 (instrument_derefs, instrument_mem_region_access): Insert the
8524 instrumented memory reference into the hash table.
8525 (maybe_instrument_assignment): Renamed instrument_assignment into
8526 this, and change it to advance the iterator when instrumentation
8527 actually happened and return true in that case. This makes it
8528 homogeneous with maybe_instrument_assignment, and thus give a
8529 chance to callers to be more 'regular'.
8530 (transform_statements): Clear the memory reference hash table
8531 whenever we enter a new BB, when we cross a function call, or when
8532 we are done transforming statements. Use
8533 maybe_instrument_assignment instead of instrumentation. No more
8534 need to special case maybe_instrument_assignment and advance the
8535 iterator after calling it; it's now handled just like
8536 maybe_instrument_call. Update comment.
8538 2013-02-13 Richard Biener <rguenther@suse.de>
8540 * config/mn10300/mn10300.c (mn10300_scan_for_setlb_lcc):
8541 Fix loop discovery code.
8543 2013-02-12 Vladimir Makarov <vmakarov@redhat.com>
8545 PR inline-asm/56148
8546 * lra-constraints.c (process_alt_operands): Match early clobber
8547 operand with itself. Check conflicts with earlyclobber only if
8548 the operand is not reloaded. Prefer to reload conflicting operand
8549 if earlyclobber and matching operands are the same.
8551 2013-02-12 Richard Biener <rguenther@suse.de>
8553 PR lto/56297
8554 * lto-streamer-out.c (write_symbol): Do not output symbols
8555 for hard register variables.
8557 2013-02-12 Georg-Johann Lay <avr@gjlay.de>
8559 PR target/54222
8560 * config/avr/avr-dimode.md (umulsidi3, mulsidi3): New expanders.
8561 (umulsidi3_insn, mulsidi3_insn): New insns.
8563 2013-02-12 Christophe Lyon <christophe.lyon@linaro.org>
8565 * config/arm/arm-protos.h (struct cpu_vec_costs): New struct type.
8566 (struct tune_params): Add vec_costs field.
8567 * config/arm/arm.c (arm_builtin_vectorization_cost)
8568 (arm_add_stmt_cost): New functions.
8569 (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST)
8570 (TARGET_VECTORIZE_ADD_STMT_COST): Define.
8571 (arm_default_vec_cost): New struct of type cpu_vec_costs.
8572 (arm_slowmul_tune, arm_fastmul_tune, arm_strongarm_tune)
8573 (arm_xscale_tune, arm_9e_tune, arm_v6t2_tune, arm_cortex_tune)
8574 (arm_cortex_a15_tune, arm_cortex_a5_tune, arm_cortex_a9_tune)
8575 (arm_v6m_tune, arm_fa726te_tune): Define new vec_costs field.
8577 2013-02-12 Richard Biener <rguenther@suse.de>
8579 PR lto/56295
8580 * gimple-streamer-in.c (input_gimple_stmt): Strip MEM_REFs off
8581 decls again if possible.
8583 2013-02-12 Richard Biener <rguenther@suse.de>
8585 PR middle-end/56288
8586 * tree-ssa.c (verify_ssa_name): Fix check, move
8587 SSA_NAME_IN_FREE_LIST check up.
8589 2013-02-12 Jakub Jelinek <jakub@redhat.com>
8590 Steven Bosscher <steven@gcc.gnu.org>
8592 PR rtl-optimization/56151
8593 * optabs.c (add_equal_note): Don't return 0 if target is a MEM,
8594 equal to op0 or op1, and last_insn pattern is CODE operation
8595 with MEM dest and one of the operands matches that MEM.
8597 2013-02-11 Sriraman Tallam <tmsriramgoogle.com>
8599 * doc/extend.texi: Document Function Multiversioning and "default"
8600 parameter string to target attribute.
8601 * config/i386/i386.c (get_builtin_code_for_version): Return 0 if
8602 target attribute parameter is "default".
8603 (ix86_compare_version_priority): Remove checks for target attribute.
8604 (ix86_mangle_function_version_assembler_name): Change error to sorry.
8605 Remove check for target attribute equal to NULL. Add assert.
8606 (ix86_generate_version_dispatcher_body): Change error to sorry.
8608 2013-02-11 Iain Sandoe <iain@codesourcery.com>
8609 Jack Howarth <howarth@bromo.med.uc.edu>
8610 Patrick Marlier <patrick.marlier@gmail.com>
8612 PR libitm/55693
8613 * config/darwin.h: Replace ENDFILE_SPEC with TM_DESTRUCTOR and
8614 define ENDFILE_SPEC as TM_DESTRUCTOR.
8615 * config/i386/darwin.h (ENDFILE_SPEC): Use TM_DESTRUCTOR.
8617 2013-02-11 Alexander Potapenko <glider@google.com>
8618 Jack Howarth <howarth@bromo.med.uc.edu>
8619 Jakub Jelinek <jakub@redhat.com>
8621 PR sanitizer/55617
8622 * config/darwin.c (cdtor_record): Rename ctor_record.
8623 (sort_cdtor_records): Rename sort_ctor_records.
8624 (finalize_dtors): New routine to sort destructors by
8625 priority before use in assemble_integer.
8626 (machopic_asm_out_destructor): Use finalize_dtors if needed.
8628 2013-02-11 Uros Bizjak <ubizjak@gmail.com>
8630 PR rtl-optimization/56275
8631 * simplify-rtx.c (avoid_constant_pool_reference): Check that
8632 offset is non-negative and less than cmode size before
8633 calling simplify_subreg.
8635 2013-02-11 Richard Biener <rguenther@suse.de>
8637 PR tree-optimization/56264
8638 * cfgloop.h (fix_loop_structure): Adjust prototype.
8639 * loop-init.c (fix_loop_structure): Return the number of
8640 newly discovered loops.
8641 * tree-cfgcleanup.c (repair_loop_structures): When new loops
8642 are discovered, do a full loop-closed SSA rewrite.
8644 2013-02-11 Richard Biener <rguenther@suse.de>
8646 PR tree-optimization/56273
8647 * tree-vrp.c (simplify_cond_using_ranges): Disable for the
8648 first VRP run.
8649 (check_array_ref): Fix missing newline in dumps.
8650 (search_for_addr_array): Likewise.
8652 2013-02-09 David Edelsohn <dje.gcc@gmail.com>
8654 * config/rs6000/aix61.h (OS_MISSING_ALTIVEC): Undefine.
8656 2013-02-09 Jakub Jelinek <jakub@redhat.com>
8658 PR target/56256
8659 * config/rs6000/rs6000.h (ASSEMBLER_DIALECT): Define.
8661 2013-02-08 Vladimir Makarov <vmakarov@redhat.com>
8663 PR rtl-optimization/56246
8664 * lra-constraints.c (simplify_operand_subreg): Try to reuse
8665 reload pseudo.
8666 * lra.c (lra): Clear lra_optional_reload_pseudos only when all
8667 constraints are satisfied.
8669 2013-02-08 Jeff Law <law@redhat.com>
8671 PR debug/53948
8672 * emit-rtl.c (reg_is_parm_p): New function.
8673 * regs.h (reg_is_parm_p): New prototype.
8674 * ira-conflicts.c (ira_build_conflicts): Allow parameters in
8675 callee-clobbered registers.
8677 2013-02-08 Michael Meissner <meissner@linux.vnet.ibm.com>
8679 PR target/56043
8680 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_libmass):
8681 If there is no implicit builtin declaration, just return NULL.
8683 2013-02-08 Uros Bizjak <ubizjak@gmail.com>
8685 * config/i386/sse.md (FMAMODEM): New mode iterator.
8686 (fma<mode>4, fms<mode>4, fnma<mode>4, fnms<mode>4): Use FMAMODEM
8687 mode iterator. Do not use TARGET_SSE_MATH in insn constraint.
8689 2013-02-08 Uros Bizjak <ubizjak@gmail.com>
8691 * config/i386/gnu-user.h (TARGET_CAN_SPLIT_STACK): Define only
8692 when HAVE_GAS_CFI_PERSONALITY_DIRECTIVE is set.
8693 * config/i386/gnu-user64.h (TARGET_CAN_SPLIT_STACK): Ditto.
8695 2013-02-08 Edgar E. Iglesias <edgar.iglesias@gmail.com>
8697 * config.gcc (microblaze*-linux*): Add TARGET_BIG_ENDIAN_DEFAULT.
8698 (microblaze*-*-elf): Likewise.
8699 * config/microblaze/linux.h: Add -mbig-endian / -mlittle-endian to
8700 LINK_SPEC.
8701 * config/microblaze/microblaze-c.c: Add builtin defines for
8702 _LITTLE_ENDIAN and _BIG_ENDIAN.
8703 * config/microblaze/microblaze.h: Add TARGET_ENDIAN_DEFAULT and
8704 add to TARGET_DEFAULT flags.
8705 Expand ASM_SPEC and LINK_SPEC.
8706 Update BYTES_BIG_ENDIAN and WORDS_BIG_ENDIAN.
8707 * config/microblaze/microblaze.md: Update extendsidi2 and
8708 movdi_internal instructions to use low-order / high-order reg
8709 print_operands.
8710 * config/microblaze/microblaze.opt: Add mbig-endian and mlittle-endian
8711 options and inversemask / mask of LITTLE_ENDIAN.
8712 * config/microblaze/t-microblaze: Expand multilib options to
8713 include mlittle-endian (le) and update exceptions patterns.
8715 2013-02-08 Jakub Jelinek <jakub@redhat.com>
8717 PR rtl-optimization/56195
8718 * lra-constraints.c (get_reload_reg): Don't reuse regs
8719 if they have smaller mode than requested, if they have
8720 wider mode than requested, try to return a SUBREG.
8722 PR tree-optimization/56250
8723 * fold-const.c (extract_muldiv_1) <case NEGATE_EXPR>: Don't optimize
8724 if type is unsigned and code isn't MULT_EXPR.
8726 2013-02-08 Georg-Johann Lay <avr@gjlay.de>
8728 PR tree-optimization/56064
8729 * fixed-value.c (fixed_from_double_int): Sign/zero extend payload
8730 bits according to mode.
8731 * fixed-value.h (fixed_from_double_int)
8732 (const_fixed_from_double_int): Adjust comments.
8734 2013-02-08 Richard Biener <rguenther@suse.de>
8736 PR lto/56231
8737 * lto-streamer.h (struct data_in): Remove current_file, current_line
8738 and current_col members.
8739 * lto-streamer-out.c (lto_output_location): Stream changed bits
8740 en-block for efficiency.
8741 * lto-streamer-in.c (clear_line_info): Remove.
8742 (lto_input_location): Cache current file, line and column
8743 globally via local statics. Read changed bits en-block.
8744 (input_function): Do not call clear_line_info.
8745 (lto_read_body): Likewise.
8746 (lto_input_toplevel_asms): Likewise.
8748 2013-02-08 Michael Matz <matz@suse.de>
8750 PR tree-optimization/52448
8751 * tree-ssa-phiopt.c (struct name_to_bb): Add phase member.
8752 (nt_call_phase): New static.
8753 (add_or_mark_expr): Only mark accesses with newer phase than any
8754 call seen.
8755 (nonfreeing_call_p): New.
8756 (nt_init_block): Update nt_call_phase, mark blocks as visited.
8757 (nt_fini_block): Keep blocks marked as visited.
8758 (get_non_trapping): Initialize nt_call_phase, and reset aux pointer.
8760 2013-02-08 Richard Biener <rguenther@suse.de>
8762 * ira.c (ira): Free broken dominator information.
8764 2013-02-08 Uros Bizjak <ubizjak@gmail.com>
8766 * config/i386/i386.c (ix86_spill_class): Use INTEGER_CLASS_P macro.
8768 2013-02-08 Marek Polacek <polacek@redhat.com>
8770 * cfgloop.c (verify_loop_structure): Add more checking of headers.
8772 2013-02-08 Richard Biener <rguenther@suse.de>
8774 PR middle-end/56181
8775 * cfgloop.h (flow_loops_find): Adjust.
8776 (bb_loop_header_p): Declare.
8777 * cfgloop.c (bb_loop_header_p): New function split out from ...
8778 (flow_loops_find): ... here. Adjust function signature,
8779 support incremental loop structure update.
8780 (verify_loop_structure): Cleanup. Verify a loop is a loop.
8781 * cfgloopmanip.c (fix_loop_structure): Move ...
8782 * loop-init.c (fix_loop_structure): ... here.
8783 (apply_loop_flags): Split out from ...
8784 (loop_optimizer_init): ... here.
8785 (fix_loop_structure): Use apply_loop_flags. Use flow_loops_find
8786 in incremental mode, only remove dead loops here.
8788 2013-02-08 Georg-Johann Lay <avr@gjlay.de>
8790 PR target/54222
8791 * config/avr/avr.md (unspec) <UNSPEC_ROUND>: Add.
8792 * config/avr/avr-fixed.md (ALL4QA, ALL124QA): New mode iterators.
8793 (round<mode>3, round<mode>3_const): New expanders for fixed-mode.
8794 (*round<mode>3.libgcc): New insns for fixed-modes.
8795 * config/avr/builtins.def (ABSxx): Use a non-NULL LIBNAME.
8796 (ROUNDxx, COUNTLSxx, BITSxx, xxBITS): New DEF_BUILTINs.
8797 (ROUNDFX, COUNTLSFX, ABSFX): New DEF_BUILTINs.
8798 * config/avr/stdfix.h (absFX, bitsFX, FXbits): Remove inline
8799 implementations. Define to __builtin_avr_absFX,
8800 __builtin_avr_bitsFX, __builtin_avr_FXbits, respectively.
8801 (roundFX, countlsFX): Define to __builtin_avr_roundFX,
8802 __builtin_avr_countlsFX, respectively.
8803 * config/avr/avr-c.c (target.h): Include it.
8804 (enum avr_builtin_id): New enum.
8805 (avr_resolve_overloaded_builtin): New static function.
8806 (avr_register_target_pragmas): Use it to set
8807 targetm.resolve_overloaded_builtin.
8808 * config/avr/avr.c (avr_init_builtins): Supply myriads of local
8809 tree nodes used by DEF_BUILTIN.
8810 (avr_expand_builtin) <AVR_BUILTIN_ROUNDxx>: Sanity-check them.
8811 (avr_fold_builtin) <AVR_BUILTIN_BITSxx>: Fold to VIEW_COVERT_EXPR.
8812 <AVR_BUILTIN_xxBITS>: Same.
8814 2013-02-08 Richard Biener <rguenther@suse.de>
8816 * cfgloop.c (verify_loop_structure): Properly handle
8817 a loop exiting to another loop header.
8818 * ira-int.h (ira_loops): Remove.
8819 * ira.c (ira_loops): Remove.
8820 (ira): Use loop_optimizer_init and loop_optimizer_finalize.
8821 (do_reload): Use loop_optimizer_finalize.
8822 * ira-build.c (create_loop_tree_nodes): Use get_loops and
8823 number_of_loops to access the loop tree.
8824 (more_one_region_p): Likewise.
8825 (finish_loop_tree_nodes): Likewise.
8826 (rebuild_regno_allocno_maps): Likewise.
8827 (mark_loops_for_removal): Likewise.
8828 (mark_all_loops_for_removal): Likewise.
8829 (remove_unnecessary_regions): Likewise.
8830 (ira_build): Likewise.
8831 * ira-emit.c (setup_entered_from_non_parent_p): Likewise.
8833 2013-02-08 Richard Biener <rguenther@suse.de>
8835 * Makefile.in (tree-tailcall.o): Add $(CFGLOOP_H) dependency.
8836 * ipa-pure-const.c (analyze_function): Avoid calling
8837 mark_irreducible_loops twice.
8838 * tree-tailcall.c (tree_optimize_tail_calls_1): Mark loops for fixup.
8840 2013-02-07 David S. Miller <davem@davemloft.net>
8842 * dwarf2out.c (based_loc_descr): Perform leaf register remapping
8843 on 'reg'.
8844 * var-tracking.c (vt_add_function_parameter): Test the presence of
8845 HAVE_window_save properly and do not remap argument registers when
8846 we have a leaf function.
8848 2013-02-07 Uros Bizjak <ubizjak@gmail.com>
8850 PR bootstrap/56227
8851 * ggc-page.c (ggc_print_statistics): Use HOST_LONG_LONG_FORMAT
8852 instead of "ll".
8853 * config/i386/i386.c (ix86_print_operand): Ditto.
8855 2013-02-07 Vladimir Makarov <vmakarov@redhat.com>
8857 * lra-constraints.c (process_alt_operands): Fix recently added comment.
8859 2013-02-07 Vladimir Makarov <vmakarov@redhat.com>
8861 PR rtl-optimization/56225
8862 * lra-constraints.c (process_alt_operands): Check that reload hard
8863 reg can hold value for strict_low_part.
8865 2013-02-07 Jakub Jelinek <jakub@redhat.com>
8867 PR debug/56154
8868 * dwarf2out.c (dwarf2_debug_hooks): Set end_function hook to
8869 dwarf2out_end_function.
8870 (in_first_function_p, maybe_at_text_label_p,
8871 first_loclabel_num_not_at_text_label): New variables.
8872 (dwarf2out_var_location): In the first function find out
8873 lowest loclabel_num N where .LVLN is known not to be equal to .Ltext0.
8874 (find_empty_loc_ranges_at_text_label, dwarf2out_end_function): New
8875 functions.
8877 2013-02-07 Eric Botcazou <ebotcazou@adacore.com>
8879 PR rtl-optimization/56178
8880 * cse.c (cse_insn): Do not create a REG_EQUAL note if the source is a
8881 SUBREG of a register. Tidy up related block of code.
8882 * fwprop.c (forward_propagate_and_simplify): Do not create a REG_EQUAL
8883 note if the source is a register or a SUBREG of a register.
8885 2013-02-07 Jakub Jelinek <jakub@redhat.com>
8887 PR target/56228
8888 * config/rs6000/rs6000.md (ptrm): New mode attr.
8889 (call_indirect_aix<ptrsize>, call_indirect_aix<ptrsize>_nor11,
8890 call_value_indirect_aix<pttrsize>,
8891 call_value_indirect_aix<pttrsize>_nor11): Use <ptrm> instead of
8892 m in constraints.
8894 2013-02-07 Michael Haubenwallner <michael.haubenwallner@salomon.at>
8896 * collect2.c (main): Set aix64_flag for -G and -bsvr4 too, disable
8897 if -bnortl. Convert to strcmp and strncmp.
8899 2013-02-07 Alan Modra <amodra@gmail.com>
8901 PR target/54009
8902 * config/rs6000/rs6000.c (mem_operand_gpr): Check that LO_SUM
8903 addresses won't wrap when offsetting.
8904 (rs6000_secondary_reload): Provide secondary reloads needed for
8905 wrapping LO_SUM addresses.
8907 2013-02-06 Thomas Schwinge <thomas@codesourcery.com>
8909 * config/gnu.h (GNU_USER_TARGET_OS_CPP_BUILTINS): Never define
8910 MACH, just __MACH__.
8912 2013-02-06 Richard Biener <rguenther@suse.de>
8914 * tracer.c (tracer): Mark loops with LOOPS_NEED_FIXUP
8915 instead of calling fix_loop_structure.
8917 2013-02-06 Jakub Jelinek <jakub@redhat.com>
8919 PR middle-end/56217
8920 * omp-low.c (use_pointer_for_field): Return false if
8921 lower_send_shared_vars doesn't generate any copy-out code.
8923 2013-02-06 Tom de Vries <tom@codesourcery.com>
8925 PR rtl-optimization/56131
8926 * cfgrtl.c (delete_insn): Use NOTE_BASIC_BLOCK instead of BLOCK_FOR_INSN
8927 to get the bb of a NOTE_INSN_BASIC_BLOCK. Handle the case that the bb
8928 of the label is NULL. Add comment.
8930 2013-02-05 Jakub Jelinek <jakub@redhat.com>
8932 * tree.h (struct tree_decl_with_vis): Remove thread_local field.
8934 PR sanitizer/55374
8935 * config/gnu-user.h (LIBTSAN_EARLY_SPEC): Define.
8936 (STATIC_LIBTSAN_LIBS): Likewise.
8937 * gcc.c (ADD_STATIC_LIBTSAN_LIBS, LIBTSAN_EARLY_SPEC): Define.
8938 (LIBTSAN_SPEC): Add ADD_STATIC_LIBTSAN_LIBS, if LIBTSAN_EARLY_SPEC
8939 is defined, don't add anything else beyond that.
8940 (SANITIZER_EARLY_SPEC, SANITIZER_SPEC): Define.
8941 (LINK_COMMAND_SPEC): Use them.
8943 PR tree-optimization/56205
8944 * tree-stdarg.c (check_all_va_list_escapes): Return true if
8945 there are any PHI nodes that set non-va_list_escape_vars SSA_NAME
8946 and some va_list_escape_vars SSA_NAME appears in some PHI argument.
8948 2013-02-05 Richard Biener <rguenther@suse.de>
8950 PR tree-optimization/53342
8951 PR tree-optimization/53185
8952 * tree-vectorizer.h (vect_check_strided_load): Remove.
8953 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Do
8954 not disallow peeling for vectorized strided loads.
8955 (vect_check_strided_load): Make static and simplify.
8956 (vect_analyze_data_refs): Adjust.
8957 * tree-vect-stmts.c (vectorizable_load): Handle peeled loops
8958 correctly when vectorizing strided loads.
8960 2013-02-05 Richard Biener <rguenther@suse.de>
8962 * doc/install.texi: Refer to ISL, not PPL.
8964 2013-02-05 Jan Hubicka <jh@suse.cz>
8966 PR tree-optimization/55789
8967 * params.def (PARAM_EARLY_INLINER_MAX_ITERATIONS): Drop to 1.
8969 2013-02-05 Jan Hubicka <jh@suse.cz>
8971 PR tree-optimization/55789
8972 * cgraphclones.c (cgraph_remove_node_and_inline_clones): Remove
8973 the dead call anyway.
8975 2013-02-05 Eric Botcazou <ebotcazou@adacore.com>
8977 PR sanitizer/55374
8978 * config/gnu-user.h (LIBASAN_EARLY_SPEC): Add missing guard.
8980 2013-02-04 Alexander Potapenko <glider@google.com>
8981 Jack Howarth <howarth@bromo.med.uc.edu>
8982 Jakub Jelinek <jakub@redhat.com>
8984 PR sanitizer/55617
8985 * config/darwin.c (sort_ctor_records): Stabilized qsort
8986 on constructor priority by using original position.
8987 (finalize_ctors): New routine to sort constructors by
8988 priority before use in assemble_integer.
8989 (machopic_asm_out_constructor): Use finalize_ctors if needed.
8991 2013-02-04 Jakub Jelinek <jakub@redhat.com>
8993 PR libstdc++/54314
8994 * config/i386/winnt.c (i386_pe_assemble_visibility): Don't warn
8995 about visibility on artificial decls.
8996 * config/sol2.c (solaris_assemble_visibility): Likewise.
8998 2013-02-04 Kai Tietz <ktietz@redhat.com>
9000 PR target/56186
9001 * config/i386/i386.c (function_value_ms_64): Add additional valtype
9002 argument and improve checking of return-argument types for 16-byte
9003 modes.
9004 (ix86_function_value_1): Add additional valtype argument on call
9005 of function_value_64.
9006 (return_in_memory_ms_64): Sync 16-byte sized mode handling with
9007 handling infunction_value_64 function.
9009 2013-02-04 Matthew Gretton-Dann <matthew.gretton-dann@linaro.org>
9011 * reload.c (subst_reloads): Fix DEBUG_RELOAD build issue.
9013 2013-02-04 Richard Biener <rguenther@suse.de>
9015 PR tree-optimization/56188
9016 * tree-ssa-structalias.c (label_visit): Consider case with
9017 initially non-empty points-to set.
9018 (perform_var_substitution): Dump node mapping and clean up.
9020 2013-02-04 Richard Guenther <rguenther@suse.de>
9022 PR lto/56168
9023 * lto-symtab.c (lto_symtab_merge_decls_1): Make non-builtin
9024 node prevail as last resort.
9025 (lto_symtab_merge_decls): Remove guard on LTRANS here.
9026 (lto_symtab_prevailing_decl): Builtins are their own prevailing decl.
9028 2013-02-04 Richard Biener <rguenther@suse.de>
9030 PR tree-optimization/56113
9031 * tree-ssa-structalias.c (equiv_class_lookup, equiv_class_add):
9032 Merge into ...
9033 (equiv_class_lookup_or_add): ... this.
9034 (label_visit): Adjust and fix error in previous patch.
9035 (perform_var_substitution): Adjust.
9037 2013-02-03 Oleg Endo <olegendo@gcc.gnu.org>
9039 * config/sh/divtab.c: Fix formatting and comments throughout the file.
9040 * config/sh/sh4-300.md: Likewise.
9041 * config/sh/sh4a.md: Likewise.
9042 * config/sh/constraints.md: Likewise.
9043 * config/sh/sh.md: Likewise.
9044 * config/sh/netbsd-elf.h: Likewise.
9045 * config/sh/predicates.md: Likewise.
9046 * config/sh/sh-protos.h: Likewise.
9047 * config/sh/ushmedia.h: Likewise.
9048 * config/sh/linux.h: Likewise.
9049 * config/sh/sh.c: Likewise.
9050 * config/sh/superh.h: Likewise.
9051 * config/sh/elf.h: Likewise.
9052 * config/sh/sh4.md: Likewise.
9053 * config/sh/sh.h: Likewise.
9055 2013-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9057 * config/pa/constraints.md: Adjust unused letters. Change "T"
9058 constraint to match_test floating_point_store_memory_operand().
9059 * config/pa/predicates.md (reg_plus_base_memory_operand): New.
9060 (base14_operand): New.
9061 (floating_point_store_memory_operand): New.
9062 (integer_store_memory_operand): Revise to use base14_operand and
9063 reg_plus_base_memory_operand.
9064 (move_dest_operand): Allow symbolic_memory_operands.
9065 (symbolic_memory_operand): Check for LO_SOM.
9066 (symbolic_operand): Change default case to break.
9067 * config/pa/pa.md: Remove unamed DFmode and SFmode patterns to force
9068 CONST_DOUBLE values to be reloaded by putting them into memory when
9069 the destination is a floating point register.
9070 (movdf): Remove code to handle CONST_DOUBLE.
9071 (movsf): Likewise.
9072 (reload_indf_r1): New.
9073 (reload_insf_r1): New.
9074 Consistently use "Q" and "T" constraints with integer and floating
9075 point move instructions, respectively.
9076 (movdi): Remove FAIL.
9077 Change predicate for source operand unamed DImode move from
9078 general_operand to move_src_operand.
9079 (umulsidi3): Change predicate for destination operand to
9080 register_operand.
9081 Likewise for similar unamed patterns.
9082 * config/pa/pa-protos.h (pa_legitimize_reload_address): Declare.
9083 * config/pa/pa.c (pa_symbolic_expression_p): Remove extra parenthesis.
9084 (hppa_legitimize_address): Simplify mask calculation.
9085 (pa_emit_move_sequence): Revised handling of secondary reloads from
9086 REG+D addresses for floating point loads and stores. Directly handle
9087 loading CONST0_RTX (mode) to a floating point register.
9088 (pa_secondary_reload): Handle reloading DF and SFmode constant values
9089 to floating point registers. Don't restrict secondary reloads to
9090 floating point registers to integer modes. Revise some comments and
9091 cleanup some code.
9092 (TARGET_LEGITIMATE_ADDRESS_P): Define.
9093 (pa_legitimate_address_p): New.
9094 (pa_legitimize_reload_address): New.
9095 * config/pa/pa.h (STRICT_REG_OK_FOR_INDEX_P): New.
9096 (STRICT_REG_OK_FOR_BASE_P): New.
9097 (GO_IF_LEGITIMATE_ADDRESS): Delete. Update some related comments.
9098 (LEGITIMIZE_RELOAD_ADDRESS): Revise to use pa_legitimize_reload_address.
9100 2013-02-03 David Edelsohn <dje.gcc@gmail.com>
9101 Andrew Dixie <andrewd@gentrack.com>
9103 * collect2.c (GCC_CHECK_HDR): Do not scan objects with F_LOADONLY
9104 flag set.
9106 2013-02-03 Richard Sandiford <rdsandiford@googlemail.com>
9108 * expmed.c (extract_bit_field_1): Pass the full width of the
9109 structure to get_best_reg_extraction_insn.
9111 2013-02-01 David Edelsohn <dje.gcc@gmail.com>
9113 PR target/54601
9114 * configure.ac (use_cxa_atexit): Add AIX.
9115 * configure: Regenerate.
9117 * config/rs6000/aix61.h (STARTFILE_SPEC): Add crtcxa.o.
9119 2013-02-01 Jakub Jelinek <jakub@redhat.com>
9121 PR debug/54793
9122 * final.c (need_profile_function): New variable.
9123 (final_start_function): Drop ATTRIBUTE_UNUSED from first argument.
9124 If first of NOTE_INSN_BASIC_BLOCK or NOTE_INSN_FUNCTION_BEG
9125 is only preceeded by NOTE_INSN_VAR_LOCATION or NOTE_INSN_DELETED
9126 notes, targetm.asm_out.function_prologue doesn't emit anything,
9127 HAVE_prologue and profiler should be emitted before prologue,
9128 set need_profile_function instead of emitting it.
9129 (final_scan_insn): If need_profile_function, emit
9130 profile_function on the first NOTE_INSN_BASIC_BLOCK or
9131 NOTE_INSN_FUNCTION_BEG note.
9133 2013-02-01 Richard Henderson <rth@redhat.com>
9135 * config/rs6000/rs6000.md (smulditi3): New.
9136 (umulditi3): New.
9138 * config/alpha/alpha.md (umulditi3): New.
9140 2013-02-01 David Edelsohn <dje.gcc@gmail.com>
9142 * config/rs6000/xcoff.h (ASM_OUTPUT_ALIGNED_COMMON): Use floor_log2.
9143 (ASM_OUTPUT_ALIGNED_LOCAL): New.
9145 2013-02-01 Richard Biener <rguenther@suse.de>
9147 PR tree-optimization/56113
9148 * tree-ssa-structalias.c (label_visit): Reduce work for
9149 single-predecessor nodes.
9151 2013-02-01 Eric Botcazou <ebotcazou@adacore.com>
9153 * fold-const.c (make_range_step) <TRUTH_NOT_EXPR>: Bail out if the
9154 range isn't testing for zero.
9156 2013-01-31 Steven Bosscher <steven@gcc.gnu.org>
9158 PR middle-end/56113
9159 * fwprop.c (fwprop_init): Set up loops without CFG modifications.
9161 2013-01-31 Hiroyuki Ono <hiroyuki.ono.jc@renesas.com>
9162 Nick Clifton <nickc@redhat.com>
9164 * config/v850/constraints.md (Q): Define as a memory constraint.
9165 * config/v850/predicates.md (label_ref_operand): New predicate.
9166 (e3v5_shift_operand): New predicate.
9167 (ior_operator): New predicate.
9168 * config/v850/t-v850: Add e3v5 multilib.
9169 * config/v850/v850-protos.h (v850_adjust_insn_length): Prototype.
9170 (v850_gen_movdi): Prototype.
9171 * config/v850/v850.c: Add support for e3v5 architecture.
9172 Rename all uses of TARGET_V850E || TARGET_V850E2_ALL to
9173 TARGET_V850E_UP.
9174 (construct_save_jarl): Add e3v5 long JARL support.
9175 (v850_adjust_insn_length): New function. Adjust length of call
9176 insns when using e3v5 instructions.
9177 (v850_gen_movdi): New function: Generate instructions to move a
9178 DImode value.
9179 * config/v850/v850.h (TARGET_CPU_v850e3v5): Define.
9180 (CPP_SPEC): Define __v850e3v5__ as appropriate.
9181 (TARGET_USE_FPU): Enable for e3v5.
9182 (CONST_OK_FOR_W): New macro.
9183 (ADJUST_INSN_LENGTH): Define.
9184 * config/v850/v850.md (UNSPEC_LOOP): Define.
9185 (attr cpu): Add v850e3v5.
9186 Rename all uses of TARGET_V850E2 to TARGET_V850E2V3_UP.
9187 (movdi): New pattern.
9188 (movdi_internal): New pattern.
9189 (cbranchsf4): Conditionalize on TARGET_USE_FPU.
9190 (cbranchdf4): Conditionalize on TARGET_USE_FPU.
9191 (cstoresf4): Likewise.
9192 (cstoredf4): Likewise.
9193 (insv): New pattern.
9194 (rotlso3_a): New pattern.
9195 (rotlsi3_b): New pattern
9196 (rotlsi3_v850e3v5): New pattern.
9197 (doloop_begin): New pattern.
9198 (fix_loop_counter): New pattern.
9199 (doloop_end): New pattern.
9200 (branch_normal): Add e3v5 long branch support.
9201 (branch_invert): Likewise.
9202 (branch_z_normal): Likewise.
9203 (branch_z_invert): Likewise.
9204 (branch_nz_normal): Likewise.
9205 (branch_nz_invert): Likewise.
9206 (call_internal_short): Add e3v5 register-indirect JARL support.
9207 (call_internal_long): Likewise.
9208 (call_value_internal_short): Likewise.
9209 (call_value_internal_long): Likewise.
9210 * config/v850/v850.opt (mv850e3v5, mv850e2v4): New options.
9211 (mloop): New option.
9212 * config.gcc: Add support for configuring v840e3v5 target.
9213 * doc/invoke.texi: Document new v850 specific command line options.
9215 2013-01-31 Paul Koning <ni1d@arrl.net>
9217 PR debug/55059
9218 PR debug/54508
9219 * dwarf2out.c (prune_unused_types_mark): Mark all of parent's
9220 children if parent is a class.
9221 (prune_unused_types_prune): Don't add DW_AT_declaration.
9223 2013-01-31 Richard Biener <rguenther@suse.de>
9225 PR tree-optimization/56157
9226 * tree-vect-slp.c (vect_get_slp_defs): More thoroughly try to
9227 match up operand with SLP child.
9229 2013-01-31 Jason Merrill <jason@redhat.com>
9231 PR debug/54410
9232 * dwarf2out.c (gen_struct_or_union_type_die): Always schedule template
9233 parameters the first time.
9234 (gen_scheduled_generic_parms_dies): Check completeness here.
9236 2013-01-31 Richard Biener <rguenther@suse.de>
9238 PR middle-end/53073
9239 * common.opt (faggressive-loop-optimizations): New flag,
9240 enabled by default.
9241 * doc/invoke.texi (faggressive-loop-optimizations): Document.
9242 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop): Guard
9243 infer_loop_bounds_from_undefined by it.
9245 2013-01-31 Richard Biener <rguenther@suse.de>
9247 PR tree-optimization/56150
9248 * tree-ssa-loop-manip.c (find_uses_to_rename_stmt): Do not
9249 visit virtual operands.
9250 (find_uses_to_rename_bb): Likewise.
9252 2013-01-31 Richard Biener <rguenther@suse.de>
9254 PR tree-optimization/56150
9255 * tree-ssa-tail-merge.c (gimple_equal_p): Properly handle
9256 mixed store non-store stmts.
9258 2013-01-30 Jakub Jelinek <jakub@redhat.com>
9260 PR sanitizer/55374
9261 * gcc.c (LIBASAN_SPEC): Define just to ADD_STATIC_LIBASAN_LIBS if
9262 LIBASAN_EARLY_SPEC is defined.
9263 (LIBASAN_EARLY_SPEC): Define to empty string if not already defined.
9264 (LINK_COMMAND_SPEC): Add LIBASAN_EARLY_SPEC for -fsanitize=address,
9265 before %o.
9266 * config/gnu-user.h (LIBASAN_EARLY_SPEC): Define.
9268 PR c++/55742
9269 * config/i386/i386.c (ix86_valid_target_attribute_inner_p): Diagnose
9270 invalid args instead of ICEing on it.
9271 (ix86_valid_target_attribute_tree): Return error_mark_node if
9272 ix86_valid_target_attribute_inner_p failed.
9273 (ix86_valid_target_attribute_p): Return false only if
9274 ix86_valid_target_attribute_tree returned error_mark_node. Allow
9275 target("default") attribute.
9276 (sorted_attr_string): Change argument from const char * to tree,
9277 merge in all target attribute arguments rather than just one.
9278 Formatting fix. Use XNEWVEC instead of xmalloc and XDELETEVEC
9279 instead of free. Avoid using strcat.
9280 (ix86_mangle_function_version_assembler_name): Mangle
9281 target("default") as if no target attribute is present. Adjust
9282 sorted_attr_string caller. Avoid leaking memory. Use XNEWVEC
9283 instead of xmalloc and XDELETEVEC instead of free.
9284 (ix86_function_versions): Don't return true if one of the decls
9285 doesn't have target attribute. If they don't and one of the decls
9286 is DECL_FUNCTION_VERSIONED, report an error. Adjust
9287 sorted_attr_string caller. Use XDELETEVEC instead of free.
9288 (ix86_supports_function_versions): Remove.
9289 (make_name): Fix up formatting.
9290 (make_dispatcher_decl): Remove resolver_name and its initialization.
9291 Avoid leaking memory.
9292 (is_function_default_version): Return true if there is
9293 target("default") attribute rather than no target attribute at all.
9294 (make_resolver_func): Avoid leaking memory.
9295 (ix86_generate_version_dispatcher_body): Likewise.
9296 (TARGET_OPTION_SUPPORTS_FUNCTION_VERSIONS): Remove.
9297 * target.def (supports_function_versions): Remove.
9298 * doc/tm.texi.in (SUPPORTS_FUNCTION_VERSIONS): Remove.
9299 * doc/tm.texi: Regenerated.
9301 2013-01-30 Vladimir Makarov <vmakarov@redhat.com>
9303 PR rtl-optimization/56144
9304 * lra-constraints.c (get_reload_reg): Don't reuse reload pseudo
9305 for values with side effects.
9307 2013-01-30 Richard Biener <rguenther@suse.de>
9309 * sparseset.h (sparseset_bit_p): Use gcc_checking_assert.
9310 (sparseset_pop): Likewise.
9311 * cfganal.c (compute_idf): Likewise. Increase work-stack size
9312 to be able to use quick_push in the worker loop.
9314 2013-01-30 Marek Polacek <polacek@redhat.com>
9316 * cfgcleanup.c (cleanup_cfg): Don't mark affected BBs.
9318 2013-01-30 Richard Biener <rguenther@suse.de>
9320 PR lto/56147
9321 * lto-symtab.c (lto_symtab_merge_decls_1): Guard DECL_BUILT_IN check.
9323 2013-01-30 Georg-Johann Lay <avr@gjlay.de>
9325 PR tree-optimization/56064
9326 * fixed-value.c (fixed_from_double_int): New function.
9327 * fixed-value.h (fixed_from_double_int): New prototype.
9328 (const_fixed_from_double_int): New static inline function.
9329 * fold-const.c (native_interpret_fixed): New static function.
9330 (native_interpret_expr) <FIXED_POINT_TYPE>: Use it.
9331 (can_native_interpret_type_p) <FIXED_POINT_TYPE>: Return true.
9332 (native_encode_fixed): New static function.
9333 (native_encode_expr) <FIXED_CST>: Use it.
9334 (native_interpret_int): Move double_int worker code to...
9335 * double-int.c (double_int::from_buffer): ...this new static method.
9336 * double-int.h (double_int::from_buffer): Prototype it.
9338 2013-01-30 Richard Biener <rguenther@suse.de>
9340 * tree-ssa-structalias.c (final_solutions, final_solutions_obstack):
9341 New pointer-map and obstack.
9342 (init_alias_vars): Allocate pointer-map and obstack.
9343 (delete_points_to_sets): Free them.
9344 (find_what_var_points_to): Cache result.
9345 (find_what_p_points_to): Adjust for changed interface of
9346 find_what_var_points_to.
9347 (compute_points_to_sets): Likewise.
9348 (ipa_pta_execute): Likewise.
9350 2013-01-30 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
9352 * configure.ac (HAVE_AS_SPARC_NOBITS): New test.
9353 * configure: Regenerate.
9354 * config.in: Regenerate.
9355 * config/sparc/sparc.c (sparc_solaris_elf_asm_named_section): Emit
9356 #nobits/#progbits if supported.
9358 2013-01-29 Oleg Endo <olegendo@gcc.gnu.org>
9360 PR target/56121
9361 * config/sh/sh.md (bclr_m2a, bset_m2a, bst_m2a, bld_m2a, bldsign_m2a,
9362 bld_reg, *bld_regqi, band_m2a, bandreg_m2a, bor_m2a, borreg_m2a,
9363 bxor_m2a, bxorreg_m2a): Add satisfies_constraint_K03 condition.
9365 2013-01-29 Greta Yorsh <Greta.Yorsh@arm.com>
9367 * config/arm/cortex-a7.md (cortex_a7_neon, cortex_a7_all): Remove.
9368 (cortex_a7_idiv): Use cortex_a7_both instead of cortex_a7_all.
9370 2013-01-29 Greta Yorsh <Greta.Yorsh@arm.com>
9372 * config/arm/arm.c (cortexa7_younger): Return true for TYPE_CALL.
9373 * config/arm/cortex-a7.md (cortex_a7_call): Update required units.
9375 2013-01-29 Greta Yorsh <Greta.Yorsh@arm.com>
9377 * config/arm/arm-protos.h (arm_mac_accumulator_is_result): New
9378 declaration.
9379 * config/arm/arm.c (arm_mac_accumulator_is_result): New function.
9380 * config/arm/cortex-a7.md: New bypasses using
9381 arm_mac_accumulator_is_result.
9383 2013-01-29 Greta Yorsh <Greta.Yorsh@arm.com>
9385 * config/arm/cortex-a7.md (cortex_a7_neon_mul): New reservation.
9386 (cortex_a7_neon_mla): Likewise.
9387 (cortex_a7_fpfmad): New reservation.
9388 (cortex_a7_fpmacs): Use ffmas and update required units.
9389 (cortex_a7_fpmuld): Update required units and latency.
9390 (cortex_a7_fpmacd): Likewise.
9391 (cortex_a7_fdivs, cortex_a7_fdivd): Likewise.
9392 (cortex_a7_neon). Likewise.
9393 (bypass) Update participating units.
9395 2013-01-29 Greta Yorsh <Greta.Yorsh@arm.com>
9397 * config/arm/arm.md (type): Add ffmas and ffmad to "type" attribute.
9398 * config/arm/vfp.md (fma,fmsub,fnmsub,fnmadd): Change type
9399 from fmac to ffma.
9400 * config/arm/vfp11.md (vfp_farith): Use ffmas.
9401 (vfp_fmul): Use ffmad.
9402 * config/arm/cortex-r4f.md (cortex_r4_fmacs): Use ffmas.
9403 (cortex_r4_fmacd): Use ffmad.
9404 * config/arm/cortex-m4-fpu.md (cortex_m4_fmacs): Use ffmas.
9405 * config/arm/cortex-a9.md (cortex_a9_fmacs): Use ffmas.
9406 (cortex_a9_fmacd): Use ffmad.
9407 * config/arm/cortex-a8-neon.md (cortex_a8_vfp_macs): Use ffmas.
9408 (cortex_a8_vfp_macd): Use ffmad.
9409 * config/arm/cortex-a5.md (cortex_a5_fpmacs): Use ffmas.
9410 (cortex_a5_fpmacd): Use ffmad.
9411 * config/arm/cortex-a15-neon.md (cortex_a15_vfp_macs) Use ffmas.
9412 (cortex_a15_vfp_macd): Use ffmad.
9413 * config/arm/arm1020e.md (v10_fmul): Use ffmas and ffmad.
9415 2013-01-29 Jason Merrill <jason@redhat.com>
9417 PR libstdc++/54314
9418 * varasm.c (default_assemble_visibility): Don't warn about
9419 visibility on artificial decls.
9421 2013-01-29 Richard Biener <rguenther@suse.de>
9423 PR tree-optimization/56113
9424 * tree-ssa-structalias.c (equiv_class_lookup): Also return
9425 the bitmap leader.
9426 (label_visit): Free duplicate bitmaps and record the leader instead.
9427 (perform_var_substitution): Adjust.
9429 2013-01-29 Richard Biener <rguenther@suse.de>
9431 PR tree-optimization/55270
9432 * tree-ssa-dom.c (eliminate_degenerate_phis): If we changed
9433 the CFG, schedule loops for fixup.
9435 2013-01-29 Nick Clifton <nickc@redhat.com>
9437 * config/rl78/rl78.c (rl78_regno_mode_code_ok_for_base_p): Allow
9438 SP_REG.
9440 2013-01-28 Leif Ekblad <leif@rdos.net>
9442 * config.gcc (i[34567]86-*-rdos*, x86_64-*-rdos*): New targets.
9443 * config/i386/i386.h (TARGET_RDOS): New macro.
9444 (DEFAULT_LARGE_SECTION_THRESHOLD): New macro.
9445 * config/i386/i386.c (ix86_option_override_internal): For 64bit
9446 TARGET_RDOS, set ix86_cmodel to CM_MEDIUM_PIC and flag_pic to 1.
9447 * config/i386/i386.opt (mlarge-data-threshold): Initialize to
9448 DEFAULT_LARGE_SECTION_THRESHOLD.
9449 * config/i386/i386.md (R14_REG, R15_REG): New constants.
9450 * config/i386/rdos.h: New file.
9451 * config/i386/rdos64.h: New file.
9453 2013-01-28 Bernd Schmidt <bernds@codesourcery.com>
9455 PR other/54814
9456 * reload.c (find_valid_class_1): Use in_hard_reg_set_p instead of
9457 TEST_HARD_REG_BIT.
9459 2013-01-28 Jakub Jelinek <jakub@redhat.com>
9461 PR rtl-optimization/56117
9462 * sched-deps.c (sched_analyze_2) <case PREFETCH>: For use_cselib
9463 call cselib_lookup_from_insn on the MEM before calling
9464 add_insn_mem_dependence.
9466 2013-01-28 Richard Biener <rguenther@suse.de>
9468 * tree-inline.c (remap_gimple_stmt): Do not assing a BLOCK
9469 to a stmt that didn't have one.
9470 (copy_phis_for_bb): Likewise for PHI arguments.
9471 (copy_debug_stmt): Likewise for debug stmts.
9473 2013-01-28 Richard Biener <rguenther@suse.de>
9475 PR tree-optimization/56034
9476 * tree-loop-distribution.c (enum partition_kind): Add PKIND_REDUCTION.
9477 (partition_builtin_p): Adjust.
9478 (generate_code_for_partition): Handle PKIND_REDUCTION. Assert
9479 it is the last partition.
9480 (rdg_flag_uses): Check SSA_NAME_IS_DEFAULT_DEF before looking
9481 up the vertex for the definition.
9482 (classify_partition): Classify whether a partition is a
9483 PKIND_REDUCTION, thus has uses outside of the loop.
9484 (ldist_gen): Inherit PKIND_REDUCTION when merging partitions.
9485 Merge all PKIND_REDUCTION partitions into the last partition.
9486 (tree_loop_distribution): Seed partitions from reductions as well.
9488 2013-01-28 Jakub Jelinek <jakub@redhat.com>
9490 PR tree-optimization/56125
9491 * tree-ssa-math-opts.c (gimple_expand_builtin_pow): Don't optimize
9492 pow(x,c) into sqrt(x) * powi(x, n/2) or
9493 1.0 / (sqrt(x) * powi(x, abs(n/2))) if c is an integer or when
9494 optimizing for size.
9495 Don't optimize pow(x,c) into powi(x, n/3) * powi(cbrt(x), n%3) or
9496 1.0 / (powi(x, abs(n)/3) * powi(cbrt(x), abs(n)%3)) if 2c is an
9497 integer.
9499 PR tree-optimization/56094
9500 * gimplify.c (force_gimple_operand_1): Temporarily set input_location
9501 to UNKNOWN_LOCATION while gimplifying expr.
9503 2013-01-27 Uros Bizjak <ubizjak@gmail.com>
9505 PR target/56114
9506 * config/i386/i386.md (*movabs<mode>_1): Add square brackets around
9507 operand 0 in movabs insn template for -masm=intel asm alternative.
9508 (*movabs<mode>_2): Ditto for operand 1.
9510 2013-01-26 David Holsgrove <david.holsgrove@xilinx.com>
9512 PR target/54663
9513 * config.gcc (microblaze*-linux*): Add tmake_file to allow building
9514 of microblaze-c.o
9516 2013-01-26 Edgar E. Iglesias <edgar.iglesias@gmail.com>
9518 * config.gcc (microblaze*-*-*): Rename microblaze*-*-elf, update
9519 tm_file.
9521 2013-01-25 Naveen H.S <Naveen.Hurugalawadi@caviumnetworks.com>
9523 * config/aarch64/aarch64.c (TARGET_FIXED_CONDITION_CODE_REGS):
9524 Undef to avoid warning.
9526 2013-01-25 Michael Haubenwallner <michael.haubenwallner@salomon.at>
9528 * configure.ac (gcc_cv_ld_static_dynamic): Define for AIX native ld.
9529 * configure: Regenerate.
9531 2013-01-25 Jakub Jelinek <jakub@redhat.com>
9533 PR tree-optimization/56098
9534 * tree-ssa-phiopt.c (nt_init_block): Don't call add_or_mark_expr
9535 for stmts with volatile ops.
9536 (cond_store_replacement): Don't optimize if assign has volatile ops.
9537 (cond_if_else_store_replacement_1): Don't optimize if either
9538 then_assign or else_assign have volatile ops.
9539 (hoist_adjacent_loads): Don't optimize if either def1 or def2 have
9540 volatile ops.
9542 2013-01-25 Georg-Johann Lay <avr@gjlay.de>
9544 * doc/invoke.texi (AVR Built-in Macros): Document __XMEGA__.
9546 2013-01-25 Georg-Johann Lay <avr@gjlay.de>
9548 * doc/extend.texi (Example of asm with clobbered asm reg): Fix
9549 missing ':' in asm example.
9551 2013-01-25 Tejas Belagod <tejas.belagod@arm.com>
9553 * config/aarch64/aarch64-simd-builtins.def: Separate sq<r>dmulh_lane
9554 entries into lane and laneq entries.
9555 * config/aarch64/aarch64-simd.md (aarch64_sq<r>dmulh_lane<mode>):
9556 Remove AdvSIMD scalar modes.
9557 (aarch64_sq<r>dmulh_laneq<mode>): New.
9558 (aarch64_sq<r>dmulh_lane<mode>): New RTL pattern for Scalar AdvSIMD
9559 modes.
9560 * config/aarch64/arm_neon.h: Fix all the vq<r>dmulh_lane* intrinsics'
9561 builtin implementations to relfect changes in RTL in aarch64-simd.md.
9562 * config/aarch64/iterators.md (VCOND): New.
9563 (VCONQ): New.
9565 2013-01-25 Georg-Johann Lay <avr@gjlay.de>
9567 PR target/54222
9568 * config/avr/builtins.def (DEF_BUILTIN): Add LIBNAME argument.
9569 Add NULL LIBNAME argument to existing definitions.
9570 (ABSHR, ABSR, ABSLR, ABSLLR, ABSHK, ABSK, ABSLK, ABSLLK): New.
9571 * config/avr/avr-c.c (DEF_BUILTIN): Add LIBNAME argument.
9572 * config/avr/avr.c (DEF_BUILTIN): Same.
9573 (avr_init_builtins): Pass down LIBNAME to add_builtin_function.
9574 (avr_expand_builtin): Expand to a vanilla call if a libgcc
9575 implementation is available (DECL_ASSEMBLER_NAME is set).
9576 (avr_fold_absfx): New static function.
9577 (avr_fold_builtin): Use it to handle: AVR_BUILTIN_ABSHR,
9578 AVR_BUILTIN_ABSR, AVR_BUILTIN_ABSLR, AVR_BUILTIN_ABSLLR,
9579 AVR_BUILTIN_ABSHK, AVR_BUILTIN_ABSK, AVR_BUILTIN_ABSLK,
9580 AVR_BUILTIN_ABSLLK.
9581 * config/avr/stdfix.h (abshr, absr, abslr, absllr)
9582 (abshk, absk, abslk, absllk): Provide as static inline functions.
9584 2013-01-25 Marek Polacek <polacek@redhat.com>
9586 PR tree-optimization/56035
9587 * cfgloopmanip.c (fix_loop_structure): Remove redundant condition.
9589 2012-01-24 Uros Bizjak <ubizjak@gmail.com>
9591 * config/i386/i386.md (*movti_internal_rex64): Add (o,e) alternative.
9592 (*movtf_internal_rex64): Add (!o,C) alternative
9593 (*movxf_internal_rex64): Ditto.
9594 (*movdf_internal_rex64): Add (?r,C) and (?m,C) alternatives.
9596 2013-01-24 Shenghou Ma <minux.ma@gmail.com>
9598 * doc/invoke.texi: fix typo.
9599 * doc/objc.texi: fix typo.
9601 2013-01-24 Richard Sandiford <rdsandiford@googlemail.com>
9603 * config/mips/mips.md (*and<mode>3_mips16): Use the "W" constraint
9604 for the first two alternatives.
9606 2013-01-24 Diego Novillo <dnovillo@google.com>
9608 * Makefile.in (GGC): Remove. Replace all instances with ggc-page.o.
9609 (ggc-zone.o): Remove.
9610 * configure.ac: Remove option --with-gc.
9611 * configure: Re-generate.
9612 * doc/install.texi: Remove documentation for --with-gc.
9613 * gengtype.c (write_enum_defn): Remove. Update all users.
9614 (write_Types_process_field): Remove generation of gt_e_* argument.
9615 (output_type_enum): Remove. Update all users.
9616 (write_enum_defn): Remove. Update all users.
9617 (enum alloc_zone): Remove. Update all users.
9618 (write_splay_tree_allocator_def): Remove generation of gt_e_* argument.
9619 * ggc-common.c (ggc_splay_alloc): Remove first argument.
9620 Update all callers.
9621 (struct ptr_data): Remove field TYPE. Update all users.
9622 (gt_pch_note_object): Remove argument TYPE. Update all users.
9623 * ggc-internal.h (ggc_pch_alloc_object): Remove last argument.
9624 Update all users.
9625 * ggc-none.c (ggc_alloc_typed_stat): Remove.
9626 (struct alloc_zone): Remove.
9627 (ggc_internal_alloc_zone_stat): Remove.
9628 (ggc_internal_cleared_alloc_zone_stat): Remove.
9629 * ggc-page.c (ggc_alloc_typed_stat): Remove.
9630 (ggc_pch_count_object): Remove last argument. Update all users.
9631 (ggc_pch_alloc_object): Remove last argument. Update all users.
9632 (struct alloc_zone): Remove.
9633 * ggc-zone.c: Remove.
9634 * ggc.h (gt_pch_note_object): Remove last argument. Update all users.
9635 (struct alloc_zone): Remove.
9636 (ggc_alloc_typed_stat): Remove.
9637 (ggc_alloc_typed): Remove.
9638 (ggc_splay_alloc): Remove first argument.
9639 (rtl_zone): Remove. Update all users.
9640 (tree_zone): Remove. Update all users.
9641 (tree_id_zone): Remove. Update all users.
9642 (ggc_internal_zone_alloc_stat): Remove. Update all users.
9643 (ggc_internal_zone_cleared_alloc_stat): Remove. Update all users.
9644 (ggc_internal_zone_vec_alloc_stat): Remove. Update all users.
9645 * tree-ssanames.c: Remove references to zone allocator in comments.
9647 2013-01-24 Georg-Johann Lay <avr@gjlay.de>
9649 * config/avr/avr.c (avr_out_fract): Make register numbers that
9650 might be outside of source operand signed.
9652 2013-01-24 Uros Bizjak <ubizjak@gmail.com>
9654 * config/i386/constraints.md (Yf): New constraint.
9655 * config/i386/i386.md (*movdf_internal_rex64): Use Yf*f instead
9656 of f constraint to conditionaly disable x87 register preferences.
9657 (*movdf_internal): Ditto.
9658 (*movsf_internal): Ditto.
9660 2013-01-24 Steven Bosscher <steven@gcc.gnu.org>
9662 PR inline-asm/55934
9663 * lra-assigns.c (assign_by_spills): Throw away the pattern of asms
9664 that have operands with impossible constraints.
9665 Add a FIXME for a speed-up opportunity.
9666 * lra-constraints.c (process_alt_operands): Verify that a class
9667 selected from constraints on asms is valid for the operand mode.
9668 (curr_insn_transform): Remove incorrect comment.
9670 2013-01-23 David Edelsohn <dje.gcc@gmail.com>
9672 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Check that
9673 TOC operand is a valid symbol ref in the constant pool.
9675 2013-01-23 Edgar E. Iglesias <edgar.iglesias@gmail.com>
9677 * config/microblaze/linux.h: Add TARGET_OS_CPP_BUILTINS
9679 2013-01-23 Georg-Johann Lay <avr@gjlay.de>
9681 PR target/54222
9682 * config/avr/stdfix.h: New file.
9683 * t-avr (stdfix-gcc.h): New rule to build it.
9684 (EXTRA_HEADERS): Set it to install stdfix.h, stdfix-gcc.h.
9686 2013-01-23 Kostya Serebryany <kcc@google.com>
9688 * config/darwin.h: remove dependency on
9689 CoreFoundation (asan on Mac OS).
9691 2013-01-23 Jakub Jelinek <jakub@redhat.com>
9693 PR target/49069
9694 * config/arm/arm.md (cbranchdi4, cstoredi4): Use s_register_operand
9695 instead of cmpdi_operand for first comparison operand.
9696 Don't assert that comparison operands aren't both constants.
9698 2013-01-22 Jonathan Wakely <jwakely.gcc@gmail.com>
9700 * doc/install.texi (Downloading the Source): Update references to
9701 downloading separate components.
9703 2013-01-22 Jonathan Wakely <jwakely.gcc@gmail.com>
9705 * doc/extend.texi (__int128): Improve grammar.
9707 2013-01-22 Uros Bizjak <ubizjak@gmail.com>
9709 PR target/56028
9710 * config/i386/i386.md (*movti_internal_rex64): Change (o,riF)
9711 alternative to (o,r).
9712 (*movdi_internal_rex64): Remove (!o,n) alternative.
9713 (DImode immediate->memory splitter): Remove.
9714 (DImode immediate->memory peephole2): Remove.
9715 (movtf): Enable for TARGET_64BIT || TARGET_SSE.
9716 (*movtf_internal_rex64): Rename from *movtf_internal. Change (!o,F*r)
9717 alternative to (!o,*r).
9718 (*movtf_internal_sse): New pattern.
9719 (*movxf_internal_rex64): New pattern.
9720 (*movxf_internal): Disable for TARGET_64BIT.
9721 (*movdf_internal_rex64): Remove (!o,F) alternative.
9723 2013-01-22 Jakub Jelinek <jakub@redhat.com>
9725 PR middle-end/56074
9726 * dumpfile.c (dump_loc): Only print loc if LOCATION_LOCUS (loc)
9727 isn't UNKNOWN_LOCATION nor BUILTINS_LOCATION.
9728 * tree-vect-loop-manip.c (find_loop_location): Also ignore
9729 stmt locations where LOCATION_LOCUS of the stmt location is
9730 UNKNOWN_LOCATION or BUILTINS_LOCATION.
9732 PR target/55686
9733 * config/i386/i386.md (UNSPEC_STOS): New.
9734 (strset_singleop, *strsetdi_rex_1, *strsetsi_1, *strsethi_1,
9735 *strsetqi_1): Add UNSPEC_STOS.
9737 2013-01-22 Paolo Carlini <paolo.carlini@oracle.com>
9739 PR c++/56067
9740 * doc/invoke.texi: Remove left over -Wsynth example.
9742 2013-01-21 Jakub Jelinek <jakub@redhat.com>
9744 PR tree-optimization/56051
9745 * fold-const.c (fold_binary_loc): Don't fold
9746 X < (cast) (1 << Y) into (X >> Y) != 0 if cast is either
9747 a narrowing conversion, or widening conversion from signed
9748 to unsigned.
9750 2013-01-21 Uros Bizjak <ubizjak@gmail.com>
9752 PR rtl-optimization/56023
9753 * haifa-sched.c (fix_inter_tick): Do not update ticks of instructions,
9754 dependent on debug instruction.
9756 2013-01-21 Martin Jambor <mjambor@suse.cz>
9758 PR middle-end/56022
9759 * function.c (allocate_struct_function): Call
9760 invoke_set_current_function_hook earlier.
9762 2013-01-21 Jakub Jelinek <jakub@redhat.com>
9764 * reload1.c (init_reload): Only initialize reload_obstack
9765 during the first call.
9767 2013-01-21 Marek Polacek <polacek@redhat.com>
9769 * cfgloop.c (verify_loop_structure): Fix up grammar.
9771 2013-01-21 Yi-Hsiu Hsu <ahsu@marvell.com>
9773 * config/arm/marvell-pj4.md (pj4_shift_conds, pj4_alu_shift,
9774 pj4_alu_shift_conds, pj4_shift): Handle simple_alu_shift.
9776 2013-01-21 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9778 PR target/56058
9779 * config/arm/marvell-pj4.md: Update copyright year.
9780 Fix up use of alu to alu_reg and simple_alu_imm.
9782 2013-01-21 Uros Bizjak <ubizjak@gmail.com>
9784 * config/i386/i386.md (enabled): Do not disable fma4 for TARGET_FMA.
9786 2013-01-20 Vladimir Makarov <vmakarov@redhat.com>
9788 PR target/55433
9789 * lra-constraints.c (curr_insn_transform): Don't reuse original
9790 insn for secondary memory move when memory mode should be different.
9792 2013-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9794 * config/pa/pa.md (atomic_loaddi, atomic_loaddi_1, atomic_storedi,
9795 atomic_storedi_1): New patterns.
9797 2013-01-20 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
9799 btver2 pipeline descriptions.
9800 * config/i386/i386.c: Enable CPU_BTVER2 to use btver2 pipeline
9801 descriptions.
9802 * config/i386/i386.md (btver2_decode): New type attributes.
9803 * config/i386/sse.md (btver2_decode, btver2_sse_attr): New
9804 type attributes.
9805 * config/i386/btver2.md: New file describing btver2 pipelines.
9807 2013-01-19 Andrew Pinski <apinski@cavium.com>
9809 PR tree-optimization/52631
9810 * tree-ssa-sccvn (visit_use): Before looking up the original
9811 statement, try looking up the simplified expression.
9813 2013-01-19 Anthony Green <green@moxielogic.com>
9815 * config/moxie/moxie.c (moxie_expand_prologue): Set
9816 current_function_static_stack_size.
9818 2013-01-18 Jakub Jelinek <jakub@redhat.com>
9820 PR tree-optimization/56029
9821 * tree-phinodes.c (reserve_phi_args_for_new_edge): Set
9822 gimple_phi_arg_location for the new arg to UNKNOWN_LOCATION.
9824 2013-01-18 Sharad Singhai <singhai@google.com>
9826 PR tree-optimization/55995
9827 * dumpfile.c (dump_loc): Print location only if available.
9828 * tree-vectorizer.c (increase_alignment): Intialize vect_location.
9830 2013-01-18 Vladimir Makarov <vmakarov@redhat.com>
9832 PR target/55433
9833 * lra-constraints.c (curr_insn_transform): Reuse original insn for
9834 secondary memory move.
9835 (inherit_reload_reg): Use rclass instead of cl for
9836 check_secondary_memory_needed_p.
9838 2013-01-18 Jakub Jelinek <jakub@redhat.com>
9840 PR middle-end/56015
9841 * expr.c (expand_expr_real_2) <case COMPLEX_EXPR>: Handle
9842 the case where writing real complex part of target modifies op1.
9844 2013-01-18 James Greenhalgh <james.greenhalgh@arm.com>
9846 * config/aarch64/aarch64-simd.md
9847 (aarch64_vcond_internal<mode>): Handle unordered cases.
9848 * config/aarch64/iterators.md (v_cmp_result): New.
9850 2013-01-18 Yi-Hsiu Hsu <ahsu@marvell.com>
9851 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9853 * config/arm/marvell-pj4.md: New file.
9854 * config/arm/arm.c (arm_issue_rate): Add marvell_pj4.
9855 * config/arm/arm.md (generic_sched): Add marvell_pj4.
9856 (generic_vfp): Likewise.
9857 * config/arm/arm-cores.def: Add marvell-pj4.
9858 * config/arm/arm-tune.md: Regenerate.
9859 * config/arm/arm-tables.opt: Regenerate.
9860 * config/arm/bpabi.h (BE8_LINK_SPEC): Add marvell_pj4.
9861 * doc/invoke.texi: Document marvell-pj4.
9863 2013-01-18 Tejas Belagod <tejas.belagod@arm.com>
9865 * config/aarch64/arm_neon.h: Map scalar types to standard types.
9867 2013-01-18 Alexandre Oliva <aoliva@redhat.com>
9869 PR debug/54114
9870 PR debug/54402
9871 PR debug/49888
9872 * var-tracking.c (negative_power_of_two_p): New.
9873 (global_get_addr_cache, local_get_addr_cache): New.
9874 (get_addr_from_global_cache, get_addr_from_local_cache): New.
9875 (vt_canonicalize_addr): Rewrite using the above. Adjust the
9876 heading comment.
9877 (vt_stack_offset_p): Remove.
9878 (vt_canon_true_dep): Always canonicalize loc's address.
9879 (clobber_overlapping_mems): Make sure we have a MEM.
9880 (local_get_addr_clear_given_value): New.
9881 (val_reset): Clear local cached entries.
9882 (compute_bb_dataflow): Create and release the local cache.
9883 Disable duplicate MEMs clobbering.
9884 (emit_notes_in_bb): Clobber MEMs likewise.
9885 (vt_emit_notes): Create and release the local cache.
9886 (vt_initialize, vt_finalize): Create and release the global
9887 cache, respectively.
9888 * alias.c (rtx_equal_for_memref_p): Compare operands of ENTRY_VALUEs.
9890 2013-01-18 Alexandre Oliva <aoliva@redhat.com>
9892 PR libmudflap/53359
9893 * tree-mudflap.c (mudflap_finish_file): Skip deferred decls
9894 not found in the symtab.
9896 2013-01-18 Alexandre Oliva <aoliva@redhat.com>
9898 PR debug/56006
9899 PR rtl-optimization/55547
9900 PR rtl-optimization/53827
9901 PR debug/53671
9902 PR debug/49888
9903 * alias.c (offset_overlap_p): New, factored out of...
9904 (memrefs_conflict_p): ... this. Use absolute sizes. Retain
9905 the conservative special case for symbolic constants. Don't
9906 adjust zero sizes on alignment.
9908 2013-01-18 Bernd Schmidt <bernds@codesourcery.com>
9910 PR rtl-optimization/52573
9911 * regrename.c (build_def_use): Ignore REG_DEAD notes if there is a
9912 REG_UNUSED for the same register.
9914 2013-01-17 Richard Biener <rguenther@suse.de>
9915 Marek Polacek <polacek@redhat.com>
9917 PR rtl-optimization/55833
9918 * loop-unswitch.c (unswitch_loops): Move loop verification...
9919 (unswitch_single_loop): ...here. Call mark_irreducible_loops.
9920 * cfgloopmanip.c (fix_loop_placement): Add IRRED_INVALIDATED parameter.
9921 Set it to true when we're removing a loop from hierarchy tree in
9922 an irreducible region.
9923 (fix_bb_placements): Adjust caller.
9924 (fix_loop_placements): Likewise.
9926 2013-01-17 Georg-Johann Lay <avr@gjlay.de>
9928 * config/avr/builtins.def (DEF_BUILTIN): Factor out
9929 "__builtin_avr_" from NAME, turn NAME to an uppercase identifier.
9930 Factor out 'CODE_FOR_' from ICODE, use 'nothing' instead of '-1'.
9931 Remove ID. Adjust comments.
9932 * config/avr/avr-c.c (avr_builtin_name): Remove.
9933 (avr_cpu_cpp_builtins): Use DEF_BUILTIN instead of for-loop.
9934 * config/avr/avr.c (avr_tolower): New static function.
9935 (DEF_BUILTIN): Remove parameter ID. Prefix ICODE by 'CODE_FOR_'.
9936 Stringify NAME, prefix it with "__builtin_avr_" and lowercase it.
9937 (avr_expand_builtin): Assert insn_code != CODE_FOR_nothing for
9938 default expansion.
9940 2013-01-17 Jan Hubicka <jh@suse.cz>
9942 PR tree-optimization/55273
9943 * loop-iv.c (iv_number_of_iterations): Consider zero iteration case.
9945 2013-01-17 Uros Bizjak <ubizjak@gmail.com>
9947 PR target/55981
9948 * config/i386/sync.md (atomic_store<mode>): Always generate SWImode
9949 store through atomic_store<mode>_1.
9950 (atomic_store<mode>_1): Macroize insn using SWI mode iterator.
9952 2013-01-17 Martin Jambor <mjambor@suse.cz>
9954 PR tree-optimizations/55264
9955 * ipa-inline-transform.c (can_remove_node_now_p_1): Never return true
9956 for virtual methods.
9957 * ipa.c (symtab_remove_unreachable_nodes): Never return true for
9958 virtual methods before inlining is over.
9959 * cgraph.h (cgraph_only_called_directly_or_aliased_p): Return false for
9960 virtual functions.
9961 * cgraphclones.c (cgraph_create_virtual_clone): Mark clones as
9962 non-virtual.
9964 2013-01-16 Vladimir Makarov <vmakarov@redhat.com>
9966 PR rtl-optimization/56005
9967 * sched-deps.c (sched_analyze_2): Check deps->readonly for adding
9968 pending reads for prefetch.
9970 2013-01-16 Ian Bolton <ian.bolton@arm.com>
9972 * config/aarch64/aarch64.md
9973 (*cstoresi_neg_uxtw): New pattern.
9974 (*cmovsi_insn_uxtw): New pattern.
9975 (*<optab>si3_uxtw): New pattern.
9976 (*<LOGICAL:optab>_<SHIFT:optab>si3_uxtw): New pattern.
9977 (*<optab>si3_insn_uxtw): New pattern.
9978 (*bswapsi2_uxtw): New pattern.
9980 2013-01-16 Richard Biener <rguenther@suse.de>
9982 * tree-inline.c (tree_function_versioning): Remove set but
9983 never used variable.
9985 2013-01-16 Richard Biener <rguenther@suse.de>
9987 PR tree-optimization/55964
9988 * tree-flow.h (rename_variables_in_loop): Remove.
9989 (rename_variables_in_bb): Likewise.
9990 * tree-loop-distribution.c (update_phis_for_loop_copy): Remove.
9991 (copy_loop_before): Adjust and delete update-ssa status.
9992 * tree-vect-loop-manip.c (rename_variables_in_bb): Make static.
9993 (rename_variables_in_bb): Likewise. Properly walk over predecessors.
9994 (rename_variables_in_loop): Remove.
9995 (slpeel_update_phis_for_duplicate_loop): Likewise.
9996 (slpeel_tree_duplicate_loop_to_edge_cfg): Handle nested loops,
9997 use available cfg machinery instead of duplicating it.
9998 Update PHI nodes and perform poor-mans SSA update here.
9999 (slpeel_tree_peel_loop_to_edge): Adjust.
10001 2013-01-16 Richard Biener <rguenther@suse.de>
10003 PR tree-optimization/54767
10004 PR tree-optimization/53465
10005 * tree-vrp.c (vrp_meet_1): Revert original fix for PR53465.
10006 (vrp_visit_phi_node): For PHI arguments coming via backedges
10007 drop all symbolical range information.
10008 (execute_vrp): Compute backedges.
10010 2013-01-16 Richard Biener <rguenther@suse.de>
10012 * doc/install.texi: Update CLooG and ISL requirements to
10013 0.18.0 and 0.11.1.
10015 2013-01-16 Christian Bruel <christian.bruel@st.com>
10017 PR target/55301
10018 * config/sh/sh.c (sh_expand_prologue): Postpone new_stack mem symbol.
10019 (broken_move): Handle UNSPECV_SP_SWITCH_B.
10020 * config/sh/sh.md (sp_switch_1): Use set (reg:SI SP_REG).
10022 2013-01-16 DJ Delorie <dj@redhat.com>
10024 * config/sh/sh.md (UNSPECV_SP_SWITCH_B): New.
10025 (UNSPECV_SP_SWITCH_E): New.
10026 (sp_switch_1): Change to an unspec.
10027 (sp_switch_2): Change to an unspec. Don't use post-inc when we
10028 replace $r15.
10030 2013-01-16 Uros Bizjak <ubizjak@gmail.com>
10032 * emit-rtl.c (need_atomic_barrier_p): Mask memory model argument
10033 with MEMMODEL_MASK before comparing with MEMMODEL_* memory types.
10034 * optabs.c (maybe_emit_sync_lock_test_and_set): Ditto.
10035 (expand_mem_thread_fence): Ditto.
10036 (expand_mem_signal_fence): Ditto.
10037 (expand_atomic_load): Ditto.
10038 (expand_atomic_store): Ditto.
10040 2013-01-16 Alexandre Oliva <aoliva@redhat.com>
10042 PR rtl-optimization/55547
10043 PR rtl-optimization/53827
10044 PR debug/53671
10045 PR debug/49888
10046 * alias.c (memrefs_conflict_p): Set sizes to negative after
10047 AND adjustments.
10049 2013-01-15 Jakub Jelinek <jakub@redhat.com>
10051 PR target/55940
10052 * function.c (thread_prologue_and_epilogue_insns): Always
10053 add crtl->drap_reg to set_up_by_prologue.set, even if
10054 stack_realign_drap is false.
10056 2013-01-15 Jan-Benedict Glaw <jbglaw@lug-owl.de>
10058 * config/vax/vax.md (add<mode>3, sub<mode>3, mul<mode>3, div<mode>3,
10059 and<mode>3, *and<mode>_const_int, ior<mode>3, xor<mode>3, ashrsi3,
10060 *call): Fix indention.
10062 2013-01-15 Tom de Vries <tom@codesourcery.com>
10064 PR target/55876
10065 * optabs.c (widen_operand): Use gen_lowpart instead of gen_rtx_SUBREG.
10066 Update comment.
10068 2013-01-15 Vladimir Makarov <vmakarov@redhat.com>
10070 PR rtl-optimization/55153
10071 * sched-deps.c (sched_analyze_2): Add pending reads for prefetch.
10073 2013-01-15 Martin Jambor <mjambor@suse.cz>
10075 PR tree-optimization/55920
10076 * tree-sra.c (analyze_access_subtree): Do not mark non-removable
10077 accesses as grp_to_be_debug_replaced.
10079 2013-01-15 Jakub Jelinek <jakub@redhat.com>
10081 PR tree-optimization/55920
10082 * tree-sra.c (sra_modify_assign): If for lacc->grp_to_be_debug_replaced
10083 there is non-useless type conversion needed from debug rhs to lhs,
10084 use build_debug_ref_for_model and/or VIEW_CONVERT_EXPR.
10086 2013-01-15 Joseph Myers <joseph@codesourcery.com>
10087 Mikael Pettersson <mikpe@it.uu.se>
10089 PR target/43961
10090 * config/arm/arm.h (ADDR_VEC_ALIGN): Align SImode jump tables for
10091 Thumb.
10092 (ASM_OUTPUT_CASE_LABEL): Remove.
10093 (ASM_OUTPUT_BEFORE_CASE_LABEL): Define to empty.
10094 * final.c (shorten_branches): Update alignment of labels before
10095 jump tables if CASE_VECTOR_SHORTEN_MODE.
10097 2013-01-15 Richard Biener <rguenther@suse.de>
10099 PR bootstrap/55961
10100 * system.h: Do not include gmp.h for building host tools.
10102 2013-01-15 Richard Biener <rguenther@suse.de>
10104 PR middle-end/55882
10105 * emit-rtl.c (set_mem_attributes_minus_bitpos): Correctly
10106 account for bitpos when computing alignment.
10108 2013-01-15 Vladimir Yakovlev <vladimir.b.yakovlev@intel.com>
10110 * config/i386/i386-c.c (ix86_target_macros_internal): New case.
10111 (ix86_target_macros_internal): Likewise.
10113 * config/i386/i386.c (m_CORE2I7): Removed.
10114 (m_CORE_HASWELL): New macro.
10115 (m_CORE_ALL): Likewise.
10116 (initial_ix86_tune_features): m_CORE2I7 is replaced by m_CORE_ALL.
10117 (initial_ix86_arch_features): Likewise.
10118 (processor_target_table): Initializations for Core avx2.
10119 (cpu_names): New names "core-avx2".
10120 (ix86_option_override_internal): Changed PROCESSOR_COREI7 by
10121 PROCESSOR_CORE_HASWELL.
10122 (ix86_issue_rate): New case.
10123 (ia32_multipass_dfa_lookahead): Likewise.
10124 (ix86_sched_init_global): Likewise.
10126 * config/i386/i386.h (TARGET_HASWELL): New macro.
10127 (target_cpu_default): New TARGET_CPU_DEFAULT_haswell.
10128 (processor_type): New PROCESSOR_HASWELL.
10130 2013-01-15 Jakub Jelinek <jakub@redhat.com>
10132 PR tree-optimization/55955
10133 * tree-vect-loop.c (vectorizable_reduction): Give up early on
10134 *SHIFT_EXPR and *ROTATE_EXPR codes.
10136 PR tree-optimization/48766
10137 * opts.c (common_handle_option): For -fwrapv disable -ftrapv, for
10138 -ftrapv disable -fwrapv.
10140 2013-01-14 Georg-Johann Lay <avr@gjlay.de>
10142 PR target/55974
10143 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Define __FLASH
10144 etc. to 1 and not to __flash.
10145 Use LL suffix for __INT24_MAX__ with -mint8.
10146 Use ULL suffix for __UINT24_MAX__ with -mint8.
10148 2013-01-14 Georg-Johann Lay <avr@gjlay.de>
10150 * config/avr/avr-arch.h
10151 (struct base_arch_s): Use typedef avr_arch_t instead.
10152 (struct arch_info_s): Use typedef avr_arch_info_t instead.
10153 (struct mcu_type_s): Use typedef avr_mcu_t instead.
10154 * config/avr/avr.c: Same.
10155 * config/avr/avr-devices.c: Same.
10156 * config/avr/driver-avr.c: Same.
10157 * config/avr/gen-avr-mmcu-texi.c: Same.
10158 * config/avr/avr-mcus.def: Adjust comment.
10160 2013-01-14 Tejas Belagod <tejas.belagod@arm.com>
10162 * config/aarch64/aarch64-simd.md (*aarch64_simd_ld1r<mode>): New.
10163 * config/aarch64/iterators.md (VALLDI): New.
10165 2013-01-14 Uros Bizjak <ubizjak@gmail.com>
10166 Andi Kleen <ak@linux.intel.com>
10168 PR target/55948
10169 * config/i386/sync.md (atomic_store<mode>_1): New pattern.
10170 (atomic_store<mode>): Call atomic_store<mode>_1 for IX86_HLE_RELEASE
10171 memmodel flag.
10173 2013-01-14 Georg-Johann Lay <avr@gjlay.de>
10175 * config/avr/avr-stdint.h: Remove trailing blanks.
10176 * config/avr/avr-log.h: Same.
10177 * config/avr/avr-arch.h: Same.
10178 * config/avr/avr-devices.c: Same.
10179 * config/avr/avr-dimode.md: Same.
10180 * config/avr/predicates.md: Same.
10181 * config/avr/avr-c.c: Same. And fix typo.
10183 * config/avr/avr-protos.h: Same. And:
10184 (function_arg_regno_p): Rename to avr_function_arg_regno_p.
10185 (init_cumulative_args): Rename to avr_init_cumulative_args.
10186 (expand_prologue): Rename to avr_expand_prologue.
10187 (expand_epilogue): Rename to avr_expand_epilogue.
10188 (adjust_insn_length): Rename to avr_adjust_insn_length.
10189 (notice_update_cc): Rename to avr_notice_update_cc.
10190 (final_prescan_insn): Rename to avr_final_prescan_insn.
10191 * config/avr/avr.c: Same.
10192 * config/avr/avr.h: Same.
10193 * config/avr/avr.md: Remove trailing blanks.
10194 (prologue): Use avr_expand_prologue.
10195 (epilogue, sibcall_epilogue): Use avr_expand_epilogue.
10197 2013-01-14 Richard Biener <rguenther@suse.de>
10199 * tree-cfg.c (verify_expr_location, verify_expr_location_1,
10200 verify_location, collect_subblocks): New functions.
10201 (verify_gimple_in_cfg): Verify that locations only reference
10202 BLOCKs in the functions BLOCK tree.
10204 2013-01-14 Richard Biener <rguenther@suse.de>
10206 * tree-cfgcleanup.c (remove_forwarder_block): Unshare propagated
10207 PHI argument.
10208 * graphite-sese-to-poly.c (insert_out_of_ssa_copy): Properly
10209 unshare reference.
10210 (insert_out_of_ssa_copy_on_edge): Likewise.
10211 (rewrite_close_phi_out_of_ssa): Likewise.
10212 * tree-ssa.c (insert_debug_temp_for_var_def): Properly unshare
10213 debug expressions.
10214 * tree-ssa-pre.c (insert_into_preds_of_block): Properly unshare
10215 propagated constants.
10216 * tree-cfg.c (tree_node_can_be_shared): Handled component-refs
10217 can not be shared.
10219 2013-01-14 Georg-Johann Lay <avr@gjlay.de>
10221 * config/avr/avr-modes.def: Add GPL copyright notice.
10223 2013-01-13 Uros Bizjak <ubizjak@gmail.com>
10225 * config/i386/sync.md (mem_thread_fence): Mask operands[0] with
10226 MEMMODEL_MASK to determine memory model.
10227 (atomic_store<mode>): Ditto from operands[2].
10228 * config/i386/i386.c (ix86_memmodel_check): Declare "strong" as bool.
10230 2013-01-13 Jakub Jelinek <jakub@redhat.com>
10232 PR fortran/55935
10233 * gimple-fold.c (get_symbol_constant_value): Call unshare_expr.
10234 (fold_gimple_assign): Don't call unshare_expr here.
10235 (fold_ctor_reference): Call unshare_expr.
10237 2013-01-13 Terry Guo <terry.guo@arm.com>
10239 * Makefile.in (s-mlib): New argument MULTILIB_REUSE.
10240 * doc/fragments.texi: Document MULTILIB_REUSE.
10241 * gcc.c (multilib_reuse): New internal spec.
10242 (set_multilib_dir): Also search multilib from multilib_reuse.
10243 * genmultilib (tmpmultilib3): Refactor code.
10244 (tmpmultilib4): Ditto.
10245 (multilib_reuse): New multilib argument.
10247 2013-01-13 Richard Sandiford <rdsandiford@googlemail.com>
10249 * Makefile.in: Update copyright.
10251 2013-01-12 Tom de Vries <tom@codesourcery.com>
10253 PR middle-end/55890
10254 * calls.c (expand_call): Check if arg_nr is valid.
10256 2013-01-11 Michael Meissner <meissner@linux.vnet.ibm.com>
10258 * doc/extend.texi (X86 Built-in Functions): Add whitespace in
10259 __builtin_ia32_paddb256 and __builtin_ia32_pavgb256
10260 documentation. Add missing '__' in front of
10261 __builtin_ia32_packssdw256.
10263 2013-01-11 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
10265 PR target/55719
10266 * config/s390/s390.c (s390_preferred_reload_class): Do not return
10267 NO_REGS for larl operands.
10268 (s390_reload_larl_operand): Use s390_load_address instead of
10269 emit_move_insn.
10271 2013-01-11 Richard Biener <rguenther@suse.de>
10273 * tree-cfg.c (verify_node_sharing_1): Split out from ...
10274 (verify_node_sharing): ... here.
10275 (verify_gimple_in_cfg): Use verify_node_sharing_1 for walk_tree.
10277 2013-01-11 Eric Botcazou <ebotcazou@adacore.com>
10279 * configure.ac (Tree checking): Set TREECHECKING to yes if enabled.
10280 Substitute TREECHECKING.
10281 * configure: Regenerate.
10282 * Makefile.in (TREECHECKING): New.
10284 2013-01-11 Richard Guenther <rguenther@suse.de>
10286 PR tree-optimization/44061
10287 * tree-vrp.c (extract_range_basic): Compute zero as
10288 value-range for __builtin_constant_p of function parameters.
10290 2013-01-10 Richard Sandiford <rdsandiford@googlemail.com>
10292 Update copyright years.
10294 2013-01-10 Vladimir Makarov <vmakarov@redhat.com>
10296 PR rtl-optimization/55672
10297 * lra-eliminations.c (mark_not_eliminable): Permit addition with
10298 const to be eliminable.
10300 2013-01-10 David Edelsohn <dje.gcc@gmail.com>
10302 * configure.ac (HAVE_AS_TLS): Add check for powerpc-ibm-aix.
10303 * configure: Regenerate.
10305 2013-01-10 Richard Biener <rguenther@suse.de>
10307 * builtins.c (expand_builtin_init_trampoline): Use set_mem_attributes.
10309 2013-01-10 Richard Biener <rguenther@suse.de>
10311 PR bootstrap/55792
10312 * tree-into-ssa.c (rewrite_add_phi_arguments): Do not set
10313 locations for virtual PHI arguments.
10314 (rewrite_update_phi_arguments): Likewise.
10316 2013-01-10 Joel Sherrill <joel.sherrill@OARcorp.com>
10318 * config/v850/rtems.h (ASM_SPEC): Pass -m8byte-align and -mgcc-abi
10319 on to assembler.
10321 2013-01-10 Jakub Jelinek <jakub@redhat.com>
10323 PR tree-optimization/55921
10324 * tree-complex.c (expand_complex_asm): New function.
10325 (expand_complex_operations_1): Call it for GIMPLE_ASM.
10327 2013-01-10 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
10329 PR target/55718
10330 * config/s390/s390.c (s390_symref_operand_p)
10331 (s390_loadrelative_operand_p): Merge the two functions.
10332 (s390_check_qrst_address, print_operand_address): Add parameters
10333 to s390_loadrelative_operand_p invokation.
10334 (s390_check_symref_alignment): Use s390_loadrelative_operand_p.
10335 (s390_reload_larl_operand, s390_secondary_reload): Use
10336 s390_loadrelative_operand_p instead of s390_symref_operand_p.
10337 (legitimize_pic_address): Handle @GOTENT and @PLT + addend.
10339 2013-01-09 Mike Stump <mikestump@comcast.net>
10341 * dse.c (record_store): Remove unnecessary assert.
10343 2013-01-09 Jan Hubicka <jh@suse.cz>
10345 PR tree-optimization/55569
10346 * cfgloopmanip.c (scale_loop_profile): Make ITERATION_BOUND gcov_type.
10347 * cfgloop.h (scale_loop_profile): Likewise.
10349 2013-01-09 Jan Hubicka <jh@suse.cz>
10351 PR lto/45375
10352 * ipa-inline.c (ipa_inline): Remove extern inlines and virtual
10353 functions.
10354 * cgraphclones.c (cgraph_clone_node): Cpoy also LTO file data.
10356 2013-01-09 Richard Sandiford <rdsandiford@googlemail.com>
10358 PR middle-end/55114
10359 * expr.h (maybe_emit_group_store): Declare.
10360 * expr.c (maybe_emit_group_store): New function.
10361 * builtins.c (expand_builtin_int_roundingfn): Call it.
10362 (expand_builtin_int_roundingfn_2): Likewise.
10364 2013-01-09 Vladimir Makarov <vmakarov@redhat.com>
10366 PR rtl-optimization/55829
10367 * lra-constraints.c (match_reload): Add code for absent output.
10368 (curr_insn_transform): Add code for reloads of matched inputs
10369 without output.
10371 2013-01-09 Uros Bizjak <ubizjak@gmail.com>
10373 * config/i386/sse.md (*vec_interleave_highv2df): Change mode
10374 attribute of movddup insn to DF.
10375 (*vec_interleave_lowv2df): Ditto.
10376 (vec_dupv2df): Ditto.
10378 2013-01-09 Jan Hubicka <jh@suse.cz>
10380 PR tree-optimiation/55875
10381 * tree-ssa-loop-niter.c (number_of_iterations_cond): Add
10382 EVERY_ITERATION parameter.
10383 (number_of_iterations_exit): Check if exit is executed every iteration.
10384 (idx_infer_loop_bounds): Similarly here.
10385 (n_of_executions_at_most): Simplify
10386 to only test for cases where statement is dominated by the
10387 particular bound; handle correctly the "postdominance" test.
10388 (scev_probably_wraps_p): Use max loop iterations info
10389 as a global bound first.
10391 2013-01-09 Nguyen Duy Dat <dat.nguyen.yn@rvc.renesas.com>
10392 Nick Clifton <nickc@redhat.com>
10394 * config/v850/v850.md (cbranchsf4): New pattern.
10395 (cstoresf4): New pattern.
10396 (cbranchdf4): New pattern.
10397 (cstoredf4): New pattern.
10398 (movsicc): Disallow floating point comparisons.
10399 (cmpsf_le_insn): Fix order of operators.
10400 (cmpsf_lt_insn): Likewise.
10401 (cmpsf_eq_insn): Likewise.
10402 (cmpdf_le_insn): Likewise.
10403 (cmpdf_lt_insn): Likewise.
10404 (cmpdf_eq_insn): Likewise.
10405 (cmpsf_ge_insn): Use LE comparison.
10406 (cmpdf_ge_insn): Likewise.
10407 (cmpsf_gt_insn): Use LT comparison.
10408 (cmpdf_gt_insn): Likewise.
10409 (cmpsf_ne_insn): Delete pattern.
10410 (cmpdf_ne_insn): Delete pattern.
10411 * config/v850/v850.c (v850_gen_float_compare): Use
10412 gen_cmpdf_eq_insn for NE comparison.
10413 (v850_float_z_comparison_operator)
10414 (v850_float_nz_comparison_operator): Move from here ...
10415 * config/v850/predicates.md: ... to here. Move GT and GE
10416 comparisons into v850_float_z_comparison_operator.
10417 * config/v850/v850-protos.h (v850_float_z_comparison_operator):
10418 Delete prototype.
10419 (v850_float_nz_comparison_operator): Likewise.
10421 2013-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10423 * config/pa/pa.c (pa_emit_move_sequence): Replace calls to gen_insv
10424 with calls to gen_insvsi/gen_insvdi.
10426 2013-01-09 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
10428 * config/i386/i386.c (initial_ix86_tune_features): Set up
10429 X86_TUNE_AVX128_OPTIMAL for m_BTVER2.
10431 2013-01-09 Steven Bosscher <steven@gcc.gnu.org>
10432 Jakub Jelinek <jakub@redhat.com>
10434 PR tree-optimization/48189
10435 * predict.c (predict_loops): If max is 0, don't call compare_tree_int.
10436 If nitercst is 0, don't predict the exit edge.
10438 2013-01-08 Naveen H.S <Naveen.Hurugalawadi@caviumnetworks.com>
10440 * config/aarch64/aarch64.c (aarch64_print_operand): Replace %r
10441 in asm_fprintf with reg_names.
10442 (aarch64_print_operand_address): Likewise.
10443 (aarch64_return_addr): Likewise.
10444 * config/aarch64/aarch64.h (ASM_FPRINTF_EXTENSIONS): Remove.
10446 2013-01-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10448 * config/pa/pa.h (VAL_U6_BITS_P): Define.
10449 (INT_U6_BITS): Likewise.
10450 * config/pa/predicates.md (uint6_operand): New predicate.
10451 (shift5_operand, shift6_operand): Likewise.
10452 * config/pa/pa.md (lshrsi3, rotrsi3): Use shift5_operand instead of
10453 arith32_operand.
10454 (lshrdi3): Use shift6_operand.
10455 (shrpsi4, shrpdi4): New insn patterns.
10456 (extzv): Delete expander.
10457 (extzvsi, extzvdi): New expanders. Use uint5_operand and uint6_operand
10458 predicates in unamed zero extract patterns. Tighten common constraint.
10459 (extv): Delete expander.
10460 (extvsi, extvdi): New expanders. Use uint5_operand and uint6_operand
10461 predicates in unamed sign extract patterns. Tighten common constraint.
10462 (insv): Delete expander.
10463 (insvsi, insvdi): New expanders. Use uint5_operand and uint6_operand
10464 predicates in unamed insert patterns. Tighten common constraint.
10465 Change uint32_operand predicate to uint6_operand predicate in unamed
10466 DImode pattern to insert constant values of type 1...1xxxx.
10468 2013-01-04 Jan Hubicka <jh@suse.cz>
10470 PR tree-optimization/55823
10471 * ipa-prop.c (update_indirect_edges_after_inlining): Fix ordering
10472 issue.
10474 2013-01-08 Jakub Jelinek <jakub@redhat.com>
10475 Uros Bizjak <ubizjak@gmail.com>
10477 PR rtl-optimization/55845
10478 * df-problems.c (can_move_insns_across): Stop scanning at
10479 volatile_insn_p source instruction or give up if
10480 across_from .. across_to range contains any volatile_insn_p
10481 instructions.
10483 2013-01-08 Tejas Belagod <tejas.belagod@arm.com>
10485 * config/aarch64/aarch64-simd.md (vec_init<mode>): New.
10486 * config/aarch64/aarch64-protos.h (aarch64_expand_vector_init):
10487 Declare.
10488 * config/aarch64/aarch64.c (aarch64_simd_dup_constant,
10489 aarch64_simd_make_constant, aarch64_expand_vector_init): New.
10491 2013-01-08 Jakub Jelinek <jakub@redhat.com>
10493 PR fortran/55341
10494 * asan.c (asan_clear_shadow): New function.
10495 (asan_emit_stack_protection): Use it.
10497 2013-01-08 Tejas Belagod <tejas.belagod@arm.com>
10499 * config/aarch64/aarch64-simd.md (aarch64_simd_vec_<su>mult_lo_<mode>,
10500 aarch64_simd_vec_<su>mult_hi_<mode>): Separate instruction and operand
10501 with tab instead of space.
10503 2013-01-08 Nick Clifton <nickc@redhat.com>
10505 * config/rl78/rl78.c (rl78_expand_prologue): Always select
10506 register bank 0 at the start of an interrupt handler.
10507 * config/rl78/rl78.md (mulsi3_g13): Correct values for MDBL and
10508 MDBH registers.
10510 2013-01-08 James Greenhalgh <james.greenhalgh@arm.com>
10512 * config/aarch64/aarch64-simd.md
10513 (aarch64_simd_bsl<mode>_internal): Add floating-point modes.
10514 (aarch64_simd_bsl): Likewise.
10515 (aarch64_vcond_internal<mode>): Likewise.
10516 (vcond<mode><mode>): Likewise.
10517 (aarch64_cm<cmp><mode>): Fix constraints, add new modes.
10518 * config/aarch64/iterators.md (V_cmp_result): Add V2DF.
10520 2013-01-08 James Greenhalgh <james.greenhalgh@arm.com>
10522 * config/aarch64/aarch64-builtins.c
10523 (aarch64_builtin_vectorized_function): Handle sqrt, sqrtf.
10525 2013-01-08 Martin Jambor <mjambor@suse.cz>
10527 PR debug/55579
10528 * tree-sra.c (analyze_access_subtree): Return true also after
10529 potentially creating a debug-only replacement.
10531 2013-01-08 Jakub Jelinek <jakub@redhat.com>
10533 PR middle-end/55890
10534 * tree-ssa-ccp.c (evaluate_stmt): Use gimple_call_builtin_p.
10536 PR tree-optimization/54120
10537 * tree-vrp.c (range_fits_type_p): Don't allow
10538 src_precision < precision from signed vr to unsigned_p
10539 if vr->min or vr->max is negative.
10540 (simplify_float_conversion_using_ranges): Test can_float_p
10541 against CODE_FOR_nothing.
10543 2013-01-08 Jakub Jelinek <jakub@redhat.com>
10544 Richard Biener <rguenther@suse.de>
10546 PR middle-end/55851
10547 * fold-const.c (int_binop_types_match_p): Allow all INTEGRAL_TYPE_P
10548 types instead of just INTEGER_TYPE types.
10550 2013-01-07 Mark Kettenis <kettenis@openbsd.org>
10552 * config/i386/openbsdelf.h (LIBGCC2_HAS_TF_MODE, LIBGCC2_TF_CEXT,
10553 TF_SIZE): Define.
10555 2013-01-07 Steve Ellcey <sellcey@mips.com>
10557 PR target/42661
10558 * config/mips/mips.opt: Change mad to mmad to match documentation.
10560 2013-01-07 Georg-Johann Lay <avr@gjlay.de>
10562 PR target/55897
10563 * doc/extend.texi (AVR Named Address Spaces): __memx goes into
10564 .progmemx.data now.
10566 2013-01-07 Georg-Johann Lay <avr@gjlay.de>
10568 PR target/55897
10569 * config/avr/avr.h (ADDR_SPACE_COUNT): New enum.
10570 (avr_addrspace_t): Add .section_name field.
10571 * config/avr/avr.c (progmem_section): Use ADDR_SPACE_COUNT as
10572 array size.
10573 (avr_addrspace): Same. Initialize .section_name. Remove last
10574 NULL entry. Put __memx into .progmemx.data.
10575 (progmem_section_prefix): Remove.
10576 (avr_asm_init_sections): No need to initialize progmem_section.
10577 (avr_asm_named_section): Use avr_addrspace[].section_name to get
10578 section name prefix.
10579 (avr_asm_select_section): Ditto. And use get_unnamed_section to
10580 retrieve the progmem section.
10581 * avr-c.c (avr_cpu_cpp_builtins): Use ADDR_SPACE_COUNT as loop
10582 boundary to run over avr_addrspace[].
10583 (avr_register_target_pragmas): Ditto.
10585 2013-01-06 Jakub Jelinek <jakub@redhat.com>
10587 * varasm.c (output_constant_def_contents): For asan_protect_global
10588 protected strings, adjust DECL_ALIGN if needed, before testing for
10589 anchored symbols.
10590 (place_block_symbol): Adjust size for asan protected STRING_CSTs if
10591 TREE_CONSTANT_POOL_ADDRESS_P. Increase alignment for asan protected
10592 normal decls.
10593 (output_object_block): For asan protected decls, emit asan padding
10594 after their contents.
10595 * asan.c (asan_protect_global): Don't check TREE_ASM_WRITTEN here.
10596 (asan_finish_file): Test it here instead.
10598 2013-01-07 Nick Clifton <nickc@redhat.com>
10599 Matthias Klose <doko@debian.org>
10600 Doug Kwan <dougkwan@google.com>
10601 H.J. Lu <hongjiu.lu@intel.com>
10603 PR driver/55470
10604 * collect2.c (main): Support -fuse-ld=bfd and -fuse-ld=gold.
10606 * common.opt: Add fuse-ld=bfd and fuse-ld=gold.
10608 * gcc.c (LINK_COMMAND_SPEC): Pass -fuse-ld=* to collect2.
10610 * opts.c (comman_handle_option): Ignore -fuse-ld=bfd and -fuse-ld=gold.
10612 * doc/invoke.texi: Document -fuse-ld=bfd and -fuse-ld=gold.
10614 2013-01-07 Georg-Johann Lay <avr@gjlay.de>
10616 PR target/54461
10617 * doc/install.texi (Cross-Compiler-Specific Options): Document
10618 --with-avrlibc.
10620 2013-01-07 Tejas Belagod <tejas.belagod@arm.com>
10622 * config/aarch64/arm_neon.h (vmovn_high_is16, vmovn_high_s32,
10623 vmovn_high_s64, vmovn_high_u16, vmovn_high_u32, vmovn_high_u64,
10624 vqmovn_high_s16, vqmovn_high_s32, vqmovn_high_s64, vqmovn_high_u16,
10625 vqmovn_high_u32, vqmovn_high_u64, vqmovun_high_s16, vqmovun_high_s32,
10626 vqmovun_high_s64): Fix source operand number and update copyright.
10628 2013-01-07 Richard Biener <rguenther@suse.de>
10630 PR middle-end/55890
10631 * gimple.h (gimple_call_builtin_p): New overload.
10632 * gimple.c (validate_call): New function.
10633 (gimple_call_builtin_p): Likewise.
10634 * tree-ssa-structalias.c (find_func_aliases_for_builtin_call):
10635 Use gimple_call_builtin_p.
10636 (find_func_clobbers): Likewise.
10637 * tree-ssa-strlen.c (adjust_last_stmt): Likewise.
10638 (strlen_optimize_stmt): Likewise.
10640 2013-01-07 James Greenhalgh <james.greenhalgh@arm.com>
10642 * config/aarch64/arm_neon.h (vld1_dup_*): Make argument const.
10643 (vld1q_dup_*): Likewise.
10644 (vld1_*): Likewise.
10645 (vld1q_*): Likewise.
10646 (vld1_lane_*): Likewise.
10647 (vld1q_lane_*): Likewise.
10649 2013-01-07 Richard Biener <rguenther@suse.de>
10651 * lto-streamer.h (LTO_minor_version): Bump to 2.
10653 2013-01-07 James Greenhalgh <james.greenhalgh@arm.com>
10655 * config/aarch64/aarch64-protos.h
10656 (aarch64_const_double_zero_rtx_p): Rename to...
10657 (aarch64_float_const_zero_rtx_p): ...this.
10658 (aarch64_float_const_representable_p): New.
10659 (aarch64_output_simd_mov_immediate): Likewise.
10660 * config/aarch64/aarch64-simd.md (*aarch64_simd_mov<mode>): Refactor
10661 move immediate case.
10662 * config/aarch64/aarch64.c
10663 (aarch64_const_double_zero_rtx_p): Rename to...
10664 (aarch64_float_const_zero_rtx_p): ...this.
10665 (aarch64_print_operand): Allow printing of new constants.
10666 (aarch64_valid_floating_const): New.
10667 (aarch64_legitimate_constant_p): Check for valid floating-point
10668 constants.
10669 (aarch64_simd_valid_immediate): Likewise.
10670 (aarch64_vect_float_const_representable_p): New.
10671 (aarch64_float_const_representable_p): Likewise.
10672 (aarch64_simd_imm_zero_p): Also allow for floating-point 0.0.
10673 (aarch64_output_simd_mov_immediate): New.
10674 * config/aarch64/aarch64.md (*movsf_aarch64): Add new alternative.
10675 (*movdf_aarch64): Likewise.
10676 * config/aarch64/constraints.md (Ufc): New.
10677 (Y): call aarch64_float_const_zero_rtx.
10678 * config/aarch64/predicates.md (aarch64_fp_compare_operand): New.
10680 2013-01-07 Richard Biener <rguenther@suse.de>
10682 PR tree-optimization/55888
10683 PR tree-optimization/55862
10684 * tree-ssa-pre.c (phi_translate_1): Revert previous change.
10685 (valid_in_sets): Check if a NAME has a leader in AVAIL_OUT,
10686 not if it is contained therein.
10688 2013-01-07 Georg-Johann Lay <avr@gjlay.de>
10690 * config/avr/t-avr: Typo.
10692 2013-01-07 Georg-Johann Lay <avr@gjlay.de>
10694 PR55243
10695 * config/avr/t-avr: Don't automatically rebuild
10696 $(srcdir)/config/avr/t-multilib
10697 $(srcdir)/config/avr/avr-tables.opt
10698 $(srcdir)/doc/avr-mmcu.texi
10699 (avr-mcus): New phony target to build them on request.
10700 (s-avr-mlib, s-avr-mmcu-texi): Remove.
10701 * avr/avr-mcus.def: Adjust comments.
10703 2013-01-07 Uros Bizjak <ubizjak@gmail.com>
10705 * config/i386/i386.c (DEFAULT_PCC_STRUCT_RETURN): Remove.
10707 2013-01-06 Richard Sandiford <rdsandiford@googlemail.com>
10709 * file-find.c, file-find.h, realmpfr.c: Add FSF as copyright holder.
10711 2013-01-06 Richard Sandiford <rdsandiford@googlemail.com>
10713 * config/tilepro/gen-mul-tables.cc: Put copyright on one line.
10715 2013-01-05 David Edelsohn <dje.gcc@gmail.com>
10717 * config/rs6000/aix53.h (LIB_SPEC): Add -lpthreads when compiling
10718 to generate profiling.
10719 * config/rs6000/aix64.h (LIB_SPEC): Same.
10721 2013-01-04 Andrew Pinski <apinski@cavium.com>
10723 * config/aarch64/aarch64.c (aarch64_fixed_condition_code_regs):
10724 New function.
10725 (TARGET_FIXED_CONDITION_CODE_REGS): Define.
10727 2013-01-04 Uros Bizjak <ubizjak@gmail.com>
10729 * config/i386/i386.c (ix86_legitimize_address): Call convert_to_mode
10730 unconditionally.
10731 (ix86_expand_move): Ditto.
10732 (ix86_zero_extend_to_Pmode): Ditto.
10733 (ix86_expand_call): Ditto.
10734 (ix86_expand_special_args_builtin): Ditto.
10735 (ix86_expand_builtin): Ditto.
10737 2013-01-04 Richard Biener <rguenther@suse.de>
10739 PR tree-optimization/55862
10740 * tree-ssa-pre.c (phi_translate_1): Valueize SSA names after
10741 translating them through PHI nodes.
10743 2013-01-04 Martin Jambor <mjambor@suse.cz>
10745 PR tree-optimization/55755
10746 * tree-sra.c (sra_modify_assign): Do not check that an access has no
10747 children when trying to avoid producing a VIEW_CONVERT_EXPR.
10749 2013-01-04 Marek Polacek <polacek@redhat.com>
10751 PR middle-end/55859
10752 * opts.c (default_options_optimization): Clarify error message.
10754 2013-01-04 Richard Biener <rguenther@suse.de>
10756 PR middle-end/55863
10757 * fold-const.c (split_tree): Undo -X - 1 to ~X folding for
10758 reassociation.
10760 2013-01-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10762 PR target/53789
10763 * config/pa/pa.md (movsi): Revert previous change.
10764 * config/pa/pa.c (pa_legitimate_constant_p): Reject all TLS symbol
10765 references.
10767 2013-01-03 Richard Henderson <rth@redhat.com>
10769 * config/i386/i386.c (ix86_expand_move): Always assign to op1
10770 after eliminating TLS symbols.
10772 2013-01-03 Marc Glisse <marc.glisse@inria.fr>
10774 PR bootstrap/50167
10775 * graphite-interchange.c (pdr_stride_in_loop): Use gmp_fprintf.
10776 * graphite-poly.c (debug_gmp_value): Likewise.
10778 2013-01-03 Uros Bizjak <ubizjak@gmail.com>
10780 PR target/55712
10781 * config/i386/i386-c.c (ix86_target_macros_internal): Depending on
10782 selected code model, define __code_mode_small__, __code_model_medium__,
10783 __code_model_large__, __code_model_32__ or __code_model_kernel__.
10784 * config/i386/cpuid.h (__cpuid, __cpuid_count) [__i386__]: Prefix
10785 xchg temporary register with %k. Declare temporary register as
10786 early clobbered.
10787 [__x86_64__]: For medium and large code models, preserve %rbx register.
10789 2013-01-03 Richard Biener <rguenther@suse.de>
10791 * tree-data-ref.c (dump_conflict_function): Use less vertical spacing.
10792 (dump_subscript): Adjust.
10793 (finalize_ddr_dependent): Do not dump redundant info.
10794 (analyze_siv_subscript): Adjust.
10795 (subscript_dependence_tester): Likewise.
10796 (compute_affine_dependence): Likewise.
10798 2013-01-03 Richard Biener <rguenther@suse.de>
10800 Revert
10801 2013-01-03 Richard Biener <rguenther@suse.de>
10803 PR tree-optimization/55857
10804 * tree-vect-stmts.c (vectorizable_load): Do not setup
10805 re-alignment for invariant loads.
10807 2013-01-02 Richard Biener <rguenther@suse.de>
10809 * tree-vect-stmts.c (vectorizable_load): When vectorizing an
10810 invariant load do not generate a vector load from the scalar location.
10812 2013-01-03 Richard Biener <rguenther@suse.de>
10814 * tree-vect-loop.c (vect_analyze_loop_form): Clarify reason
10815 for not vectorizing.
10816 * tree-vect-data-refs.c (vect_create_addr_base_for_vector_ref): Do
10817 not build INDIRECT_REFs, call get_name once only.
10818 (vect_create_data_ref_ptr): Likewise. Dump base object kind
10819 based on DR_BASE_OBJECT, not DR_BASE_ADDRESS.
10821 2013-01-03 Richard Biener <rguenther@suse.de>
10823 PR tree-optimization/55857
10824 * tree-vect-stmts.c (vectorizable_load): Do not setup
10825 re-alignment for invariant loads.
10827 2013-01-03 Richard Biener <rguenther@suse.de>
10829 PR lto/55848
10830 * lto-symtab.c (lto_symtab_merge_decls_1): As last resort, always
10831 prefer a built-in decl.
10833 2013-01-03 Jakub Jelinek <jakub@redhat.com>
10835 * gcc.c (process_command): Update copyright notice dates.
10836 * gcov.c (print_version): Likewise.
10837 * gcov-dump.c (print_version): Likewise.
10839 PR rtl-optimization/55838
10840 * loop-iv.c (iv_number_of_iterations): Call lowpart_subreg on
10841 iv0.step, iv1.step and step.
10843 2013-01-03 Jakub Jelinek <jakub@redhat.com>
10844 Marc Glisse <marc.glisse@inria.fr>
10846 PR tree-optimization/55832
10847 * fold-const.c (fold_binary_loc): For ABS_EXPR<x> >= 0 and
10848 ABS_EXPR<x> < 0 folding use constant_boolean_node instead of
10849 integer_{one,zero}_node.
10851 2013-01-03 Jakub Jelinek <jakub@redhat.com>
10853 PR debug/54402
10854 * params.def (PARAM_MAX_VARTRACK_REVERSE_OP_SIZE): New param.
10855 * var-tracking.c (reverse_op): Don't add reverse ops to
10856 VALUEs that have already
10857 PARAM_VALUE (PARAM_MAX_VARTRACK_REVERSE_OP_SIZE) or longer locs list.
10859 2013-01-02 Gerald Pfeifer <gerald@pfeifer.com>
10861 * doc/contrib.texi: Note years as release manager for Mark Mitchell.
10863 2013-01-02 Teresa Johnson <tejohnson@google.com>
10865 * dumpfile.c (dump_loc): Print filename with location.
10866 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Use
10867 new location_t parameter to emit complete unroll message with
10868 new dump framework.
10869 (canonicalize_loop_induction_variables): Compute loops location
10870 and pass to try_unroll_loop_completely.
10871 * loop-unroll.c (report_unroll_peel): New function.
10872 (peel_loops_completely): Use new dump format with location
10873 for main dumpfile message, and invoke report_unroll_peel on success.
10874 (decide_unrolling_and_peeling): Ditto.
10875 (decide_peel_once_rolling): Remove old dumpfile message subsumed
10876 by report_unroll_peel.
10877 (decide_peel_completely): Ditto.
10878 (decide_unroll_constant_iterations): Ditto.
10879 (decide_unroll_runtime_iterations): Ditto.
10880 (decide_peel_simple): Ditto.
10881 (decide_unroll_stupid): Ditto.
10882 * cfgloop.c (get_loop_location): New function.
10883 * cfgloop.h (get_loop_location): Declare.
10885 2013-01-02 Sriraman Tallam <tmsriram@google.com>
10887 * config/i386/i386.c (fold_builtin_cpu): Remove unnecessary checks for
10888 NULL.
10890 2013-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10892 PR middle-end/55198
10893 * expr.c (expand_expr_real_1): Don't use bitfield extraction for non
10894 BLKmode objects when EXPAND_MEMORY is specified.
10896 2013-01-02 Sriraman Tallam <tmsriram@google.com>
10898 * config/i386/i386.c (ix86_get_function_versions_dispatcher): Fix bug
10899 in loop predicate.
10900 (fold_builtin_cpu): Do not share cpu model decls across statements.
10902 2013-01-02 Jason Merrill <jason@redhat.com>
10904 PR c++/55804
10905 * tree.c (build_array_type_1): Revert earlier change.
10907 2013-01-02 Yufeng Zhang <yufeng.zhang@arm.com>
10909 * config/aarch64/aarch64-cores.def: Add entries for "cortex-a53" and
10910 "cortex-a57".
10911 * config/aarch64/aarch64-tune.md: Re-generate.
10913 2013-01-02 Richard Biener <rguenther@suse.de>
10915 * tree-vect-stmts.c (vectorizable_load): When vectorizing an
10916 invariant load do not generate a vector load from the scalar location.
10918 2013-01-02 Richard Biener <rguenther@suse.de>
10920 PR bootstrap/55784
10921 * configure.ac: Add $GMPINC to CFLAGS/CXXFLAGS.
10922 * configure: Regenerate.
10924 2013-01-02 Richard Sandiford <rdsandiford@googlemail.com>
10926 * builtins.c (expand_builtin_mathfn, expand_builtin_mathfn_2)
10927 (expand_builtin_mathfn_ternary, expand_builtin_mathfn_3)
10928 (expand_builtin_int_roundingfn_2): Keep the original target around
10929 for the fallback case.
10931 2013-01-02 Richard Sandiford <rdsandiford@googlemail.com>
10933 * tree-vrp.c (range_fits_type_p): Require the MSB of the double_int
10934 to be clear for sign changes.
10936 2013-01-01 Jan Hubicka <jh@suse.cz>
10938 * ipa-inline-analysis.c: Fix formatting.
10940 2013-01-01 Jakub Jelinek <jakub@redhat.com>
10942 PR tree-optimization/55831
10943 * tree-vect-loop.c (get_initial_def_for_induction): Use
10944 gsi_after_labels instead of gsi_start_bb.
10945 \f
10946 Copyright (C) 2013 Free Software Foundation, Inc.
10948 Copying and distribution of this file, with or without modification,
10949 are permitted in any medium without royalty provided the copyright
10950 notice and this notice are preserved.