1 2012-06-30 Nathan Sidwell <nathan@acm.org>
3 * coverage.c (bbg_file_stamp): New.
4 (read_counts_file): Merge incoming stamp with bbg_file_stamp.
5 (build_info): Write bbg_file_stamp.
6 (coverage_init): Initialize bbg_file_stamp. Read counts file
7 before writing graph header.
8 (coverage_finish): Don't unlink the data file if we can generate a
10 * tree.h (crc32_unsigned): Declare.
11 * tree.c (crc32_unsigned_bits): New, broken out of ...
12 (crc32_byte): ... here. Use it.
13 (crc32_unsigned): New.
15 2012-06-29 Cary Coutant <ccoutant@google.com>
17 * dwarf2out.c (add_pubname_string): Don't check for want_pubnames.
18 (gen_subprogram_die): Don't add pubname if want_pubnames is false.
19 (gen_variable_die): Likewise.
20 (gen_namespace_die): Likewise.
22 2012-06-29 Eric Botcazou <ebotcazou@adacore.com>
24 * tree-eh.c (lower_try_finally_switch): Really put the location of the
25 last statement of the finally block onto the switch.
27 2012-06-29 H.J. Lu <hongjiu.lu@intel.com>
30 * config/i386/gnu-user64.h (WCHAR_TYPE): Use "int" only for
33 2012-06-29 Sterling Augustine <saugustine@google.com>
35 * dwarf2out.c (add_pubname): Add comment.
36 (add_pubtype): Fix indentation.
37 (gen_enumeration_type_die): Likewise.
39 2012-06-29 Jakub Jelinek <jakub@redhat.com>
41 * tree-vect-generic.c (expand_vector_divmod): For even/odd
42 widening multiply, put even always as first argument to
45 2012-06-29 Richard Henderson <rth@redhat.com>
47 * tree-vect-generic.c: Include target.h.
48 (expand_vector_divmod): Use builtin_mul_widen_even/odd if supported.
49 * Makefile.in (tree-vect-generic.o): Update.
51 2012-06-29 Steven Bosscher <steven@gcc.gnu.org>
53 * configure.ac: Remove special gtfiles case for C.
54 * configure: Regenerate.
55 * Makefile.in: Remove C front-end hooks and build hooks that
56 will be picked up from c/Make-lang.in now.
57 Add tree-mudflap to C_COMMON_OBJS.
58 * gengtype.c (files_rules): Adjust gt-files for c/c-decl.c.
59 * config/vms/vms.c: Look for c-tree.h in c/.
60 * doc/gty.texi: Remove reference to c-config-lang.in.
61 * doc/sourcebuild.texi: Document the c/ subdirectory.
63 2012-06-29 Steven Bosscher <steven@gcc.gnu.org>
65 * system.h (CASE_USE_BIT_TESTS): Poison.
66 * stmt.c (CASE_USE_BIT_TESTS): Fold away into its only user ...
67 (expand_switch_using_bit_tests_p): ...here.
68 * doc/tm.texi.in (CASE_USE_BIT_TESTS): Remove documentation.
69 * doc/tm.texi (CASE_USE_BIT_TESTS): Regenerate.
71 2012-06-29 Steven Bosscher <steven@gcc.gnu.org>
73 * system.h (IFCVT_EXTRA_FIELDS): Poison.
74 (IFCVT_INIT_EXTRA_FIELDS): Poison.
75 * basic-block.h (struct ce_if_block): Remove IFCVT_EXTRA_FIELDS.
76 * ifcvt.c (find_if_header): Use IFCVT_MACHDEP_INIT instead of
77 IFCVT_INIT_EXTRA_FIELDS.
78 * gengtype-parse.c (struct_field_seq): Remove obsolete comment.
79 * config/frv/frv.h (IFCVT_INIT_EXTRA_FIELDS): Rename to
81 * config/frv/frv.c (frv_ifcvt_init_extra_fields): Rename to
82 frv_ifcvt_machdep_init.
83 * doc/tm.texi.in (IFCVT_INIT_EXTRA_FIELDS, IFCVT_EXTRA_FIELDS):
85 (IFCVT_MACHDEP_INIT): Document.
86 * doc/tm.texi: Regenerate.
88 2012-06-29 Nick Clifton <nickc@redhat.com>
90 * config/lm32/lm32.c (lm32_compute_frame_size): Fix typo.
92 2012-06-29 Jakub Jelinek <jakub@redhat.com>
94 * tree-vect-stmts.c (vectorizable_operation): Check both
95 VEC_WIDEN_MULT_LO_EXPR and VEC_WIDEN_MULT_HI_EXPR optabs.
96 Verify that operand[0]'s mode is TYPE_MODE (wide_vectype).
98 2012-06-28 Richard Henderson <rth@redhat.com>
100 * doc/generic.texi (MULT_HIGHPART_EXPR): Document it.
102 2012-06-28 Jakub Jelinek <jakub@redhat.com>
104 PR tree-optimization/51581
105 * tree-vect-stmts.c (permute_vec_elements): Add forward decl.
106 (vectorizable_operation): Handle vectorization of MULT_HIGHPART_EXPR
107 also using VEC_WIDEN_MULT_*_EXPR or builtin_mul_widen_* plus
108 VEC_PERM_EXPR if vector MULT_HIGHPART_EXPR isn't supported.
109 * tree-vect-patterns.c (vect_recog_divmod_pattern): Use
110 MULT_HIGHPART_EXPR instead of VEC_WIDEN_MULT_*_EXPR and shifts.
112 PR tree-optimization/53645
113 * tree-vect-generic.c (expand_vector_divmod): Use MULT_HIGHPART_EXPR
114 instead of VEC_WIDEN_MULT_{HI,LO}_EXPR followed by VEC_PERM_EXPR
117 2012-06-28 Georg-Johann Lay <avr@gjlay.de>
120 * config/avr/avr.c (avr_hard_regno_call_part_clobbered): New.
121 * config/avr/avr-protos.h (avr_hard_regno_call_part_clobbered): New.
122 * config/avr/avr.h (HARD_REGNO_CALL_PART_CLOBBERED): Forward to
123 avr_hard_regno_call_part_clobbered.
125 2012-06-28 Richard Guenther <rguenther@suse.de>
128 * expr.c (expand_expr_real_1): Verify if the type is complete
129 before inspecting its size.
131 2012-06-28 Andreas Schwab <schwab@linux-m68k.org>
133 * doc/include/gpl.texi: Remove.
134 * doc/sourcebuild.texi (Texinfo Manuals): Don't mention gpl.texi.
136 2012-06-28 Jakub Jelinek <jakub@redhat.com>
138 PR tree-optimization/53645
139 * tree-vect-generic.c (add_rshift): New function.
140 (expand_vector_divmod): New function.
141 (expand_vector_operation): Use it for vector integer
142 TRUNC_{DIV,MOD}_EXPR by VECTOR_CST.
143 * tree-vect-patterns.c (vect_recog_divmod_pattern): Replace
144 unused lguup variable with dummy_int.
146 2012-06-28 OLivier Hainque <hainque@adacore.com>
148 * expr.c (convert_move): Latch mem integer inputs into a
149 register before expanding a multi-instructions sequence.
151 2012-06-28 Alexandre Oliva <aoliva@redhat.com>,
152 Uros Bizjak <ubizjak@gmail.com>,
153 Jakub Jelinek <jakub@redhat.com>
157 * var-tracking.c (vt_emit_notes): Release loc_exp_dep_pool...
158 (vt_finalize): ... here instead, if needed.
160 2012-06-28 Alexandre Oliva <aoliva@redhat.com>
165 * dce.c (word_dce_process_block): Check whether inserting debug
166 temps are needed even for needed insns.
167 (dce_process_block): Likewise.
168 * df-problems.c (dead_debug_add): Add comment about multi-regs.
169 (dead_debug_insert_temp): Likewise. Don't subreg when we're
170 setting fewer regs than a multi-reg requires.
172 2012-06-27 Richard Henderson <rth@redhat.com>
174 * config/alpha/alpha.c (alpha_dimode_u): New.
175 (alpha_init_builtins): Initialize it, and use it.
176 (alpha_fold_builtin_cmpbge): Use alpha_dimode_u.
177 (alpha_fold_builtin_zapnot, alpha_fold_builtin_insxx): Likewise.
178 (alpha_fold_vector_minmax, alpha_fold_builtin_perr): Likewise.
179 (alpha_fold_builtin_pklb, alpha_fold_builtin_pkwb): Likewise.
180 (alpha_fold_builtin_unpkbl, alpha_fold_builtin_unpkbw): Likewise.
181 (alpha_fold_builtin_cttz, alpha_fold_builtin_ctlz): Likewise.
182 (alpha_fold_builtin_ctpop): Likewise.
183 (alpha_fold_builtin_umulh): Remove.
184 (alpha_fold_builtin): Use MULT_HIGHPART_EXPR for UMULH; fix
185 typo in MAX_ARGS check.
187 2012-06-27 Richard Henderson <rth@redhat.com>
189 * tree.def (MULT_HIGHPART_EXPR): New.
190 * cfgexpand.c (expand_debug_expr): Ignore it.
191 * expr.c (expand_expr_real_2): Handle it.
192 * fold-const.c (int_const_binop_1): Likewise.
193 * optabs.c (optab_for_tree_code): Likewise.
194 * tree-cfg.c (verify_gimple_assign_binary): Likewise.
195 * tree-inline.c (estimate_operator_cost): Likewise.
196 * tree-pretty-print.c (dump_generic_node): Likewise.
197 (op_code_prio, op_symbol_code): Likewise.
198 * tree.c (commutative_tree_code): Likewise. Also handle
199 WIDEN_MULT_EXPR, VEC_WIDEN_MULT_HI_EXPR, VEC_WIDEN_MULT_LO_EXPR.
201 2012-06-27 Richard Henderson <rth@redhat.com>
204 * config/i386/i386.c (ix86_rtx_costs): Fix typo vs UNITS_PER_WORD
205 in 2012-06-23 change. Adjust two other DImode tests as well.
207 2012-06-27 Nick Clifton <nickc@redhat.com>
209 * config/rx/rx.md (comparesi3_extend): Remove = modifier from
212 2012-06-27 Richard Guenther <rguenther@suse.de>
215 * tree-chrec.c (chrec_convert_1): Represent truncation to
216 a type with undefined overflow as truncation to an unsigned
217 type converted to the type with undefined overflow.
218 * tree-scalar-evolution.c (interpret_rhs_expr): For computing
219 the scalar evolution of a truncated widened operation avoid
220 looking at the non-existing evolution of the widened operation
223 2012-06-27 Richard Guenther <rguenther@suse.de>
225 PR tree-optimization/53774
226 * tree-ssa-reassoc.c (get_rank): All default defs have
228 (init_reassoc): Precompute rank for all SSA default defs.
230 2012-06-27 Nick Clifton <nickc@redhat.com>
232 * config/rx/rx.md (simple_return): Use the simple_return rtx.
234 2012-06-26 Richard Henderson <rth@redhat.com>
236 * config/i386/i386.c (ix86_rtx_costs): Use standard_sse_constant_p
237 and don't fall thru from standard_80387_constant_p to the memory
240 2012-06-26 Richard Henderson <rth@redhat.com>
242 * config/i386/i386.c (bdesc_args): Update. Change
243 IX86_BUILTIN_VEC_WIDEN_SMUL_ODD_V4SI to OPTION_MASK_ISA_SSE2.
244 (IX86_BUILTIN_VEC_WIDEN_SMUL_EVEN_V4SI): New.
245 (ix86_builtin_mul_widen_even): Use it.
246 (ix86_builtin_mul_widen_odd): Relax SMUL_ODD from sse4 to sse2.
247 (ix86_expand_mul_widen_evenodd): Handle signed for sse2.
248 * config/i386/sse.md (vec_widen_<s>mult_hi_<V124_AVX2>): Allow
250 (vec_widen_<s>mult_lo_<V124_AVX2>): Likewise.
251 (vec_widen_<s>mult_odd_<VI4_AVX2>): Likewise. Relax from V124_AVX2.
252 (vec_widen_smult_even_v4si): New.
254 2012-06-26 Richard Henderson <rth@redhat.com>
256 * config/i386/sse.md (mul<VI8_AVX2>3): Change from insn_and_split
257 to expander; move guts to ...
258 * config/i386/i386.c (ix86_expand_sse2_mulvxdi3): ... here. Add
259 highparts before shifting up.
260 * config/i386/i386-protos.h: Update.
262 2012-06-26 Steven Bosscher <steven@gcc.gnu.org>
264 * system.h (USE_COMMON_FOR_ONE_ONLY): Poison.
265 * defaults.h (USE_COMMON_FOR_ONE_ONLY): Do not provide default.
266 * config/darwin.h (USE_COMMON_FOR_ONE_ONLY): Do not define.
268 2012-06-26 Alexandre Oliva <aoliva@redhat.com>
270 * var-tracking.c (vt_add_function_parameter): Use a preserved
271 VALUE for the MEM address of an incoming parameter.
273 2012-06-26 Sterling Augustine <saugustine@google.com>
275 * dwarf2out.c (output_pubnames): Add check for DW_TAG_enumerator.
276 (prune_unused_types): Likewise.
278 2012-06-26 Steven Bosscher <steven@gcc.gnu.org>
280 * system.h (UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP,
281 UNALIGNED_LONG_ASM_OP, UNALIGNED_DOUBLE_INT_ASM_OP): Poison.
282 * vmsdbgout.c (UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP,
283 UNALIGNED_LONG_ASM_OP, UNALIGNED_DOUBLE_INT_ASM_OP): Rename to
284 VMS_UNALIGNED_SHORT_ASM_OP, VMS_UNALIGNED_INT_ASM_OP,
285 VMS_UNALIGNED_LONG_ASM_OP, and VMS_UNALIGNED_DOUBLE_INT_ASM_OP.
286 * config/microblaze/microblaze.h (UNALIGNED_SHORT_ASM_OP,
287 UNALIGNED_INT_ASM_OP, UNALIGNED_DOUBLE_INT_ASM_OP): Do not define.
288 * doc/tm.texi.in: Remove UNALIGNED_INT_ASM_OP reference from the
290 * doc/tm.texi: Regenerate.
291 * doc/cpp.texi: Make example for #error generic.
292 * config/frv/frv.h: Fix example text to match tm.texi.
294 2012-06-26 Bill Schmidt <wschmidt@linux.ibm.com>
296 * tree-pass.h (pass_strength_reduction): New decl.
297 * tree-ssa-loop-ivopts.c (initialize_costs): Make non-static.
298 (finalize_costs): Likewise.
299 * timevar.def (TV_TREE_SLSR): New timevar.
300 * gimple-ssa-strength-reduction.c: New.
301 * tree-flow.h (initialize_costs): New decl.
302 (finalize_costs): Likewise.
303 * Makefile.in (tree-ssa-strength-reduction.o): New dependencies.
304 * passes.c (init_optimization_passes): Add pass_strength_reduction.
306 2012-06-26 Matt Turner <mattst88@gmail.com>
308 * doc/extend.texi (__builtin_arm_tinsrb): Add missing second
310 (__builtin_arm_tinsrh): Likewise.
311 (__builtin_arm_tinsrw): Likewise.
312 (__builtin_arm_wsadb): Add missing v2si parameter.
313 (__builtin_arm_wsadh): Likewise.
314 (__builtin_arm_getwcx): Delete.
315 (__builtin_arm_setwcx): Delete.
316 (__builtin_arm_getwcgr0): Add.
317 (__builtin_arm_getwcgr1): Add.
318 (__builtin_arm_getwcgr2): Add.
319 (__builtin_arm_getwcgr3): Add.
320 (__builtin_arm_setwcgr0): Add.
321 (__builtin_arm_setwcgr1): Add.
322 (__builtin_arm_setwcgr2): Add.
323 (__builtin_arm_setwcgr3): Add.
325 2012-06-26 Richard Guenther <rguenther@suse.de>
328 2012-06-21 Richard Guenther <rguenther@suse.de>
330 * tree-inline.c (estimate_num_insns): Estimate call cost for
333 2012-06-26 Steven Bosscher <steven@gcc.gnu.org>
336 * doc/tm.texi.in: Document LOGICAL_OP_NON_SHORT_CIRCUIT.
337 * doc/tm.texi: Regenerate.
339 2012-06-26 Steven Bosscher <steven@gcc.gnu.org>
342 * config/mips/mips.h: Do not define ALL_COP_ADDITIONAL_REGISTER_NAMES.
343 * config/frv/frv.h: Do not define REVERSE_CONDEXEC_PREDICATES_P.
344 * doc/tm.texi.in: Remove documentation for unused target macros
345 ALL_COP_ADDITIONAL_REGISTER_NAMES, DBX_OUTPUT_LBRAC, DBX_OUTPUT_NFUN,
346 DBX_OUTPUT_RBRAC, RANGE_TEST_NON_SHORT_CIRCUIT, REAL_VALUE_TRUNCATE,
347 REVERSE_CONDEXEC_PREDICATES_P, TARGET_ALIGN_ANON_BITFIELDS, and
348 TARGET_NARROW_VOLATILE_BITFIELDS.
349 Document that MD_HANDLE_UNWABI is a macro in libgcc.
350 * doc/tm.texi: Regenerate.
351 * system.h: Poison target macros
352 ALL_COP_ADDITIONAL_REGISTER_NAMES, DBX_OUTPUT_LBRAC, DBX_OUTPUT_NFUN,
353 DBX_OUTPUT_RBRAC, RANGE_TEST_NON_SHORT_CIRCUIT, REAL_VALUE_TRUNCATE,
354 REVERSE_CONDEXEC_PREDICATES_P, TARGET_ALIGN_ANON_BITFIELDS, and
355 TARGET_NARROW_VOLATILE_BITFIELDS
357 2012-06-26 Jan Hubicka <jh@suse.cz>
360 * cgraph.h (varpool_can_remove_if_no_refs): Fix handling of
363 2012-06-26 Dehao Chen <dehao@google.com>
365 * tree-inline.c: (expand_call_inline): Ensure that lexical block's
366 source location is consistant with the call stmt.
368 2012-06-26 Ulrich Weigand <ulrich.weigand@linaro.org>
370 PR tree-optimization/53729
371 PR tree-optimization/53636
372 * tree-vect-slp.c (vect_slp_analyze_bb_1): Delay call to
373 vect_verify_datarefs_alignment until after statements have
374 been marked as relevant/irrelevant.
375 * tree-vect-data-refs.c (vect_verify_datarefs_alignment):
376 Skip irrelevant statements.
377 (vect_enhance_data_refs_alignment): Use STMT_VINFO_RELEVANT_P
378 instead of STMT_VINFO_RELEVANT.
379 (vect_get_data_access_cost): Do not check for supportable
380 alignment before calling vect_get_load_cost/vect_get_store_cost.
381 * tree-vect-stmts.c (vect_get_store_cost): Do not abort when
382 handling unsupported alignment.
383 (vect_get_load_cost): Likewise.
385 2012-06-25 Steven Bosscher <steven@gcc.gnu.org>
387 * config/rl78/rl78.h: Do not undefine DONT_USE_BUILTIN_SETJMP.
388 Do not define JMP_BUF_SIZE.
390 2012-06-26 Jakub Jelinek <jakub@redhat.com>
392 PR tree-optimization/53748
393 * tree-ssa-phiopt.c (conditional_replacement): Only optimize
394 if arg0/arg1 have integral or pointer types.
396 2012-06-25 Richard Henderson <rth@redhat.com>
398 * config/i386/sse.md (sse2_sse4_1): Remove code attr.
399 (<s>dot_prodv4si, <s>dot_prodv8si): Remove
400 (sdot_prodv4si): New; handle only XOP.
402 2012-06-25 Richard Henderson <rth@redhat.com>
404 * config/i386/i386-builtin-types.def (V4UDI, V8USI): New.
405 (V2UDI_FUNC_V4USI_V4USI): New.
406 (V4UDI_FUNC_V8USI_V8USI): New.
407 * config/i386/i386.c (ix86_expand_args_builtin): Handle them.
408 (IX86_BUILTIN_VEC_WIDEN_SMUL_ODD_V4SI): New.
409 (IX86_BUILTIN_VEC_WIDEN_SMUL_ODD_V8SI): New.
410 (IX86_BUILTIN_VEC_WIDEN_UMUL_ODD_V4SI): New.
411 (IX86_BUILTIN_VEC_WIDEN_UMUL_ODD_V8SI): New.
412 (IX86_BUILTIN_VEC_WIDEN_UMUL_EVEN_V4SI): New.
413 (IX86_BUILTIN_VEC_WIDEN_UMUL_EVEN_V8SI): New.
414 (bdesc_args): Add them.
415 (ix86_builtin_mul_widen_even, ix86_builtin_mul_widen_odd): New.
416 (TARGET_VECTORIZE_BUILTIN_MUL_WIDEN_EVEN): New.
417 (TARGET_VECTORIZE_BUILTIN_MUL_WIDEN_ODD): New.
418 (ix86_expand_mul_widen_evenodd): Use xop_pmacsdqh.
419 * config/i386/sse.md (vec_widen_<s>mult_odd_<V124_AVX2>): New.
421 2012-06-25 Richard Henderson <rth@redhat.com>
423 * config/i386.sse.md (mul<VI4_AVX2>3): Use xop_pmacsdd.
425 2012-06-25 Richard Henderson <rth@redhat.com>
427 * config/i386/i386.c (ix86_rtx_costs) [MULT]: Only apply XOP cost
429 (ix86_expand_vec_interleave): New.
430 (ix86_expand_mul_widen_evenodd): New.
431 (ix86_expand_mul_widen_hilo): New.
432 (ix86_expand_sse2_mulv4si3): Use ix86_expand_mul_widen_evenodd.
433 * config/i386/i386.md (u_bool) New code attr.
434 * config/i386/predicates.md
435 (nonimmediate_or_const_vector_operand): Remove.
436 * config/i386/sse.md (mul<VI4_AVX2>3): Don't use it; don't test
438 (vec_widen<s>mult_hi_<VI2_AVX2>): Remove.
439 (vec_widen<s>mult_lo_<VI2_AVX2>): Remove.
440 (vec_widen<s>mult_hi_v8si): Remove.
441 (vec_widen<s>mult_lo_v8si): Remove.
442 (vec_widen_smult_hi_v4si): Remove.
443 (vec_widen_smult_lo_v4si): Remove.
444 (vec_widen_umult_hi_v4si): Remove.
445 (vec_widen_umult_lo_v4si): Remove.
446 (vec_widen_<s>mult_hi_<VI124_AVX2>): New.
447 (vec_widen_<s>mult_lo_<VI124_AVX2>): New.
448 * config/i386/i386-protos.h: Update.
450 2012-06-25 Christophe Lyon <christophe.lyon@st.com>
452 * config/arm/neon.md (UNSPEC_VLD1_DUP): Remove.
453 (neon_vld1_dup): Restrict to VQ operands.
454 (neon_vld1_dupv2di): New, fixes vld1q_dup_s64.
456 2012-06-25 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
457 James Greenhalgh <james.greenhalgh@arm.com>
459 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Add new built-ins.
460 (TARGET_FMA): New macro.
461 (TARGET_ARM_QBIT, TARGET_ARM_SAT): Likewise.
462 (TARGET_ARM_ARCH): Likewise.
463 (TARGET_ARM_ARCH_ISA_THUMB): Likewise.
464 (TARGET_V6M, TARGET_V7M): Likewise.
465 (TARGET_ARM_ARCH_PROFILE): Likewise.
466 (TARGET_ARM_FEATURE_LDREX): Likewise.
467 (TARGET_ARM_FP, TARGET_NEON_FP): Likewise.
468 (ARM_MIN_ENUM_SIZE): Likewise.
469 * config/arm/arm.c (arm_file_start): Refactor appropriately.
470 (base_architecture): New enumeration.
471 (arm_base_arch): New global variable.
472 (processors): Add field base_arch.
473 (ARM_ARCH, ARM_CORE): Adjust accordingly.
474 (arm_option_override): Add initialization of arm_base_arch.
475 * doc/cpp.texi (system-specific predefined macros.): Change.
477 2012-06-25 Jakub Jelinek <jakub@redhat.com>
480 * config/i386/sse.md (sse_loadlps): Use x m x constraints instead
481 of x x x in the vmovlps load alternative.
483 2012-06-25 Richard Sandiford <rdsandiford@googlemail.com>
486 * df.h (dead_debug_add): Remove third argument.
487 * df-problems.c (dead_debug_add): Likewise. Use the REGNO of the
488 REG that we want to replace instead.
489 (dead_debug_insert_temp): Use the REGNO of the reg that we want
490 to replace instead of DF_REF_REGNO. Require there to always be
491 at least one such use. Check for cases where the same location
492 has more than df_ref associated with it.
493 (df_note_bb_compute): Remove third dead_debug_add argument.
494 * dce.c (word_dce_process_block): Likewise.
496 2012-06-25 Steven Bosscher <steven@gcc.gnu.org>
498 * config/v850/v850.c: Remove redundant extern declarations for
499 last_assemble_variable_decl and size_directive_output.
501 * doc/tm.texi.in: Document JMP_BUF_SIZE.
502 * doc/tm.texi: Regenerate.
503 * config/sparc/sparc.h (JMP_BUF_SIZE): Do not define.
504 * config/pa/pa.h (JMP_BUF_SIZE): Likewise.
505 * config/stormy16/stormy16.h: Likewise.
507 * config/picochip/picochip.c: Do not define DONT_USE_BUILTIN_SETJMP.
509 * doc/sourcebuild.texi: Add missing subdirectories.
511 2012-06-25 Tristan Gingold <gingold@adacore.com>
513 * config/i386/i386.h: Fix typo.
515 2012-06-25 Tristan Gingold <gingold@adacore.com>
517 * config/i386/winnt.c (i386_pe_seh_end_prologue): Move code to ...
518 (seh_cfa_adjust_cfa): ... that function.
519 (seh_emit_stackalloc): Do not emit out of range values.
520 * config/i386/i386.md: Delete unused UNSPEC_REG_SAVE,
521 UNSPEC_DEF_CFA constants.
522 * config/i386/i386.h (SEH_MAX_FRAME_SIZE): Define.
523 * config/i386/i386.c (ix86_frame_pointer_required): Required
524 for very large frames on SEH target.
525 (ix86_compute_frame_layout): Save area is before frame pointer
526 on SEH target. Handle very large frames.
527 (ix86_expand_prologue): Likewise.
529 2012-06-24 Steven Bosscher <steven@gcc.gnu.org>
531 * output.h: (current_function_is_leaf,
532 current_function_sp_is_unchanging,
533 current_function_uses_only_leaf_regs): Remove.
534 * function.c (current_function_is_leaf,
535 current_function_sp_is_unchanging,
536 current_function_uses_only_leaf_regs): Remove.
537 (rest_of_handle_check_leaf_regs): Set crtl->uses_only_leaf_regs
538 instead of current_function_uses_only_leaf_regs.
539 * function.h (struct rtl_data): New fields sp_is_unchanging,
540 is_leaf, uses_only_leaf_regs.
541 * resource.c (init_resource_info): Replace current_function_is_leaf,
542 current_function_sp_is_unchanging, and
543 current_function_uses_only_leaf_regs with new crtl fields.
544 * sdbout.c (sdbout_symbol): Likewise.
545 * df-core.c (rest_of_handle_df_initialize): Likewise.
546 * ira.c (ira): Likewise.
547 * final.c (final_start_function): Likewise.
548 * reorg.c (fill_simple_delay_slots): Likewise.
549 * regrename.c (check_new_reg_p): Likewise.
550 * stack-ptr-mod.c (notice_stack_pointer_modification_1): Likewise.
551 (notice_stack_pointer_modification): Likewise.
552 * dbxout.c (dbxout_symbol): Likewise.
553 (dbxout_parms): Likewise.
554 * sel-sched.c (init_regs_for_mode): Likewise.
555 * dwarf2out.c (dbx_reg_number): Likewise.
556 (multiple_reg_loc_descriptor): Likewise.
557 * config/i386/i386.c (ix86_frame_pointer_required): Likewise.
559 (ix86_select_alt_pic_regnum): Likewise.
560 (ix86_compute_frame_layout): Likewise.
561 (ix86_finalize_stack_realign_flags): Likewise.
562 (ix86_expand_epilogue): Likewise.
563 * config/rs6000/rs6000.c (rs6000_stack_info): Likewise.
564 * config/h8300/h8300.c (byte_reg): Likewise.
565 * config/c6x/c6x.c (must_reload_pic_reg_p): Likewise.
566 (c6x_save_reg): Likewise.
567 (c6x_compute_frame_layout): Likewise.
568 * config/pa/pa.c (pa_compute_frame_size): Likewise.
569 (pa_output_function_prologue): Likewise.
570 * config/stormy16/stormy16.c (struct xstormy16_stack_layout): Likewise.
571 * config/sparc/sparc.md (attr "leaf_function"): Likewise.
572 * config/sparc/sparc.c (sparc_initial_elimination_offset): Likewise.
573 (sparc_expand_prologue): Likewise.
574 (sparc_flat_expand_prologue): Likewise.
575 (sparc_asm_function_prologue): Likewise.
576 (sparc_output_mi_thunk): Likewise.
577 (sparc_frame_pointer_required): Likewise.
578 * config/epiphany/epiphany.c (epiphany_compute_function_type):
580 (epiphany_compute_frame_size): Likewise.
581 * config/lm32/lm32.c (lm32_compute_frame_size): Likewise.
582 * config/cris/cris.c (cris_md_asm_clobbers): Likewise.
583 (cris_frame_pointer_required): Likewise.
584 * config/tilepro/tilepro.c (emit_sp_adjust): Likewise.
585 (tilepro_current_function_is_leaf): Likewise.
586 * config/arm/arm.c (arm_compute_save_reg0_reg12_mask): Likewise.
587 * config/pdp11/pdp11.c (pdp11_expand_epilogue): Likewise.
588 * config/ia64/ia64.c (find_gr_spill): Likewise.
589 (ia64_compute_frame_size): Likewise.
590 (ia64_can_eliminate): Likewise.
591 (ia64_initial_elimination_offset): Likewise.
592 * config/m68k/m68k.c (m68k_save_reg): Likewise.
593 (m68k_expand_epilogue): Likewise.
594 * config/rx/rx.c (rx_get_stack_layout): Likewise.
595 * config/tilegx/tilegx.c (tilegx_current_function_is_leaf): Likewise.
596 * config/picochip/picochip.c (picochip_can_eliminate_link_sp_save):
598 (picochip_output_frame_debug): Likewise.
599 * config/sh/sh.c (sh_media_register_for_return): Likewise.
600 (sh_allocate_initial_value): Likewise.
601 (sh_output_mi_thunk): Likewise.
602 * config/microblaze/microblaze.c (microblaze_must_save_register):
604 (compute_frame_size): Likewise.
605 (microblaze_initial_elimination_offset): Likewise.
606 (microblaze_expand_prologue): Likewise.
607 (microblaze_expand_epilogue): Likewise.
608 * config/frv/frv.c (frv_expand_epilogue): Likewise.
609 (frv_frame_pointer_required): Likewise.
610 * config/spu/spu.c (get_pic_reg): Likewise.
611 (direct_return): Likewise.
612 (spu_expand_prologue): Likewise.
613 (spu_expand_epilogue): Likewise.
614 (spu_initial_elimination_offset): Likewise.
615 * config/mips/mips.c (mips_global_pointer): Likewise.
616 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
617 (mips_compute_frame_info): Likewise.
618 * config/mep/mep.c (mep_interrupt_saved_reg): Likewise.
619 (mep_reload_pointer): Likewise.
620 * config/rl78/rl78.c (need_to_save): Likewise.
621 * config/cr16/cr16.c (cr16_compute_save_regs): Likewise.
622 * config/score/score.c (score_compute_frame_size): Likewise.
623 (score_function_prologue): Likewise.
624 * config/bfin/bfin.c (must_save_p): Likewise.
625 (expand_prologue_reg_save): Likewise.
626 (expand_epilogue_reg_restore): Likewise.
627 (bfin_frame_pointer_required): Likewise.
628 (n_regs_saved_by_prologue): Likewise.
629 (add_to_reg): Likewise.
630 (expand_interrupt_handler_prologue): Likewise.
631 (expand_interrupt_handler_epilogue): Likewise.
632 (bfin_expand_prologue): Likewise.
633 * config/avr/avr.c (avr_regs_to_save): Likewise.
634 (avr_prologue_setup_frame): Likewise.
635 (expand_epilogue): Likewise.
636 * config/s390/s390.c (s390_regs_ever_clobbered): Likewise.
637 (s390_register_info): Likewise.
638 (s390_frame_info): Likewise.
639 (s390_init_frame_layout): Likewise.
640 (s390_emit_prologue): Likewise.
643 2012-06-24 Steven Bosscher <steven@gcc.gnu.org>
645 * system.h: Poison ASM_BYTE_OP and ASM_OUTPUT_BYTE.
646 * vmsdbgout: Do not undefine it if defined.
647 Rename local ASM_BYTE_OP definition to VMS_ASM_BYTE_OP.
648 * config/microblaze/microblaze/h: Do no define ASM_BYTE_OP.
649 * config/mep/mep.h: Do not define ASM_OUTPUT_BYTE.
651 2012-06-24 Richard Sandiford <rdsandiford@googlemail.com>
653 * config/mips/mips.c (mips_process_sync_loop): Add missing
656 2012-06-23 Richard Henderson <rth@redhat.com>
659 * config/i386/i386.c (ix86_rtx_costs): Add reasonable costs for
660 V*QImode shifts and multiply.
661 (ix86_expand_vecop_qihi): Support shifts.
662 * config/i386/i386.md (any_shift): New code iterator.
663 * config/i386/sse.md (ashlv16qi3): Merge ...
664 (<any_shiftrt>v16qi3): ... into ...
665 (<any_shift><VI1_AVX2>3): ... here. Use ix86_expand_vecop_qihi
666 to support SSE and AVX.
668 * config/i386/i386.c (ix86_expand_sse_unpack): Split operands[]
669 parameter into src and dest.
670 * config/i386/sse.md (vec_unpacku_hi_<V124_AVX2>): Update call.
671 (vec_unpacks_hi_<V124_AVX2>): Likewise.
672 (vec_unpacku_lo_<V124_AVX2>): Likewise.
673 (vec_unpacks_lo_<V124_AVX2>): Likewise.
674 * config/i386/i386-protos.h: Update.
676 * config/i386/sse.md (mul<VI1_AVX2>3): Change from insn_and_split to
677 pure expander; move expansion code ...
678 * config/i386/i386.c (ix86_expand_vecop_qihi): ... here. New function.
679 * config/i386/i386-protos.h: Update.
681 2012-06-22 Edmar Wienskoski <edmar@freescale.com>
683 * config/rs6000/rs6000.md (define_attr "type"): New type popcnt.
684 (popcntb<mode>2): Add attribute type popcnt.
685 (popcntd<mode>2): Ditto.
686 * config/rs6000/power4.md (define_insn_reservation): Add type popcnt.
687 * config/rs6000/power5.md (define_insn_reservation): Ditto.
688 * config/rs6000/power7.md (define_insn_reservation): Ditto.
689 * config/rs6000/476.md (define_insn_reservation): Ditto.
690 * config/rs6000/power6.md (define_insn_reservation): New
691 reservation for popcnt instructions.
693 2012-06-22 H.J. Lu <hongjiu.lu@intel.com>
695 * doc/invoke.texi: Update -mpreferred-stack-boundary=3 warning.
697 2012-06-22 H.J. Lu <hongjiu.lu@intel.com>
700 * doc/invoke.texi: Add a warning for -mpreferred-stack-boundary=3.
702 * config/i386/i386.c (ix86_option_override_internal): Allow
703 -mpreferred-stack-boundary=3 for 64-bit if SSE is disabled.
705 * config/i386/i386.h (MIN_STACK_BOUNDARY): Set to 64 for 64-bit
708 2012-06-22 Bill Schmidt <wschmidt@linux.ibm.com>
710 * double-int.c (double_int_multiple_of): New function.
711 * double-int.h (double_int_multiple_of): New decl.
712 * tree-ssa-loop-ivopts.c (add_cost, zero_cost): Remove undefs.
713 (mbc_entry_hash): New forward decl.
714 (mbc_entry_eq): Likewise.
715 (zero_cost): Change to no_cost.
716 (mult_costs): New static var.
717 (cost_tables_exist): Likewise.
718 (initialize_costs): New function.
719 (finalize_costs): Likewise.
720 (tree_ssa_iv_optimize_init): Call initialize_costs.
721 (add_cost): Change to add_regs_cost; distinguish costs by speed.
722 (multiply_regs_cost): New function.
723 (add_const_cost): Likewise.
724 (extend_or_trunc_reg_cost): Likewise.
725 (negate_reg_cost): Likewise.
726 (multiply_by_cost): Change to multiply_by_const_cost; distinguish
728 (get_address_cost): Change add_cost to add_regs_cost; change
729 multiply_by_cost to multiply_by_const_cost.
730 (force_expr_to_var_cost): Change zero_cost to no_cost; change
731 add_cost to add_regs_cost; change multiply_by_cost to
732 multiply_by_const_cost.
733 (split_cost): Change zero_cost to no_cost.
734 (ptr_difference_cost): Likewise.
735 (difference_cost): Change zero_cost to no_cost; change multiply_by_cost
736 to multiply_by_const_cost.
737 (get_computation_cost_at): Change add_cost to add_regs_cost; change
738 multiply_by_cost to multiply_by_const_cost.
739 (determine_use_iv_cost_generic): Change zero_cost to no_cost.
740 (determine_iv_cost): Change add_cost to add_regs_cost.
741 (iv_ca_new): Change zero_cost to no_cost.
742 (tree_ssa_iv_optimize_finalize): Call finalize_costs.
743 * tree-ssa-address.c (most_expensive_mult_to_index): Change
744 multiply_by_cost to multiply_by_const_cost.
745 * tree-flow.h (multiply_by_cost): Change to multiply_by_const_cost.
746 (add_regs_cost): New decl.
747 (multiply_regs_cost): Likewise.
748 (add_const_cost): Likewise.
749 (extend_or_trunc_reg_cost): Likewise.
750 (negate_reg_cost): Likewise.
752 2012-06-22 Richard Guenther <rguenther@suse.de>
754 Merge from graphite branch
755 2011-08-10 Sebastian Pop <sebpop@gmail.com>
757 * graphite-sese-to-poly.c (build_scop_drs): Fix memory leak.
759 2012-01-13 Tobias Grosser <tobias@grosser.es>
761 * tree-flow.h (parallelized_function_p): Declare.
762 * tree-parloops.c (parallelized_function_p): Export.
763 * graphite.c (graphite_transform_loops): Do not run graphite on
764 already parallel functions.
766 2012-06-22 Alan Modra <amodra@gmail.com>
768 * config/rs6000/rs6000.c (rs6000_pre_atomic_barrier): Pass in and
769 return mem. Convert to indirect addressing if not indirect or
770 indexed. Adjust all callers.
772 2012-06-22 Richard Guenther <rguenther@suse.de>
774 * gcov-iov.c: Include bconfig.h and system.h.
776 2012-06-22 Andreas Schwab <schwab@linux-m68k.org>
778 * doc/include/texinfo.tex: Update to version 2012-06-05.14.
780 2012-06-22 Richard Guenther <rguenther@suse.de>
782 PR gcov-profile/53744
783 * gcov-iov.c (main): Treat "" and "prerelease" the same.
785 2012-06-22 Eric Botcazou <ebotcazou@adacore.com>
788 * dwarf2out.c (gen_compile_unit_die): Use DW_LANG_Fortran90 as language
789 for GNU Fortran if in strict DWARF2 mode.
791 2012-06-22 Eric Botcazou <ebotcazou@adacore.com>
793 * tree-ssa-live.c (remove_unused_scope_block_p): Remove again
794 DECL_IGNORED_P non-reg vars even if they are used.
796 2012-06-21 Alexandre Oliva <aoliva@redhat.com>
800 * var-tracking.c (vt_get_canonicalize_base): New.
801 (vt_canonicalize_addr, vt_stack_offset_p): New.
802 (vt_canon_true_dep): New.
803 (drop_overlapping_mem_locs): Use vt_canon_true_dep.
804 (clobber_overlaping_mems): Use vt_canonicalize_addr.
806 2012-06-21 Alexandre Oliva <aoliva@redhat.com>
810 * var-tracking.c (vt_initialize): Record initial offset between
811 arg pointer and stack pointer.
813 2012-06-21 Alexandre Oliva <aoliva@redhat.com>
817 * var-tracking.c (vt_init_cfa_base): Drop redundant recording of
820 2012-06-21 Alexandre Oliva <aoliva@redhat.com>
824 * alias.c (memrefs_conflict_p): Improve handling of AND for
827 2012-06-21 Alexandre Oliva <aoliva@redhat.com>
829 * ddg.c (build_intra_loop_deps): Discard deps of nondebug on debug.
831 2012-06-21 Alexandre Oliva <aoliva@redhat.com>
834 * cselib.c (promote_debug_loc): Don't crash on NULL argument.
836 2012-06-21 Meador Inge <meadori@codesourcery.com>
839 * c-decl.c (c_push_function_context): Restore the behavior to reuse
840 the language function allocated for -Wunused-local-typedefs.
841 (c_pop_function_context): If necessary, clear the language function
842 created in c_push_function_context. Always clear out the
843 x_cur_stmt_list field of the restored language function.
845 2012-06-21 Sterling Augustine <saugustine@google.com>
846 Cary Coutant <ccoutant@google.com>
848 * dwarf2out.c (is_cu_die, is_namespace_die, is_class_die,
849 add_AT_pubnames, add_enumerator_pubname, want_pubnames): New functions.
850 (comdat_type_struct): New field 'skeleton_die'.
851 (breakout_comdat_types): Update it.
852 (add_pubname): Rework logic. Call is_class_die, is_cu_die and
853 is_namespace_die. Fix minor style violation. Call want_pubnames.
854 (add_pubname_string): Call want_pubnames.
855 (add_pubtype): Rework logic for calculating type name. Call
856 is_namespace_die. Call want_pubnames.
857 (output_pubnames): Move conditional logic deciding when to produce the
858 section from dwarf2out_finish. Use new skeleton_die field.
859 (base_type_die): Call add_pubtype.
860 (gen_enumeration_type_die): Unconditionally call add_pubtype.
861 (gen_subprogram_die): Adjust calls to add_pubname.
862 (gen_namespace_die): Call add_pubname_string.
863 (dwarf2out_finish): Call add_AT_pubnames; Move logic on when to
864 produce pubnames and pubtypes sections to output_pubnames.
865 * common.opt (-gpubnames): New option.
866 * doc/invoke.texi: Document it.
868 2012-06-21 Steven Bosscher <steven@gcc.gnu.org>
870 * config/m32c/m32c-pragma.c: Remove unnecessary includes.
872 2012-06-21 Michael Matz <matz@suse.de>
875 * builtins.c (get_memory_rtx): Always build an all-aliasing MEM_REF
878 2012-06-21 Richard Guenther <rguenther@suse.de>
880 * tree-inline.c (estimate_num_insns): Estimate call cost for
883 2012-06-20 Rüdiger Sonderfeld <ruediger@c-plusplus.de>
885 * tree.h (DECL_SOURCE_COLUMN): New accessor.
887 2012-06-20 Uros Bizjak <ubizjak@gmail.com>
889 * config/i386/i386.md (SINCOS): New int iterator.
890 (sincos): New int attribute.
891 (*<sincos>xf2_i387): Macroize insn from *{sin,cos}xf2_i387 using
893 (*<sincos>_extend<mode>xf2_i387): Macroize insn from
894 *{sin,cos}_extend<mode>xf2_i387 using SINCOS int iterator.
896 2012-06-20 Uros Bizjak <ubizjak@gmail.com>
898 * config/i386/i386.md (RDFSGSBASE): New int iterator.
900 (fsgs): New int attribute.
901 (rd<fsgs>base<mode>): Macroize insn from rd<fsgs>base<mode> using
902 RDFSGSBASE int iterator.
903 (wr<fsgs>base<mode>): Macroize insn from wr<fsgs>base<mode> using
904 WRFSGSBASE int iterator.
906 2012-06-20 Uros Bizjak <ubizjak@gmail.com>
908 * config/i386/i386.md (<rounding_insn><mode>2): Macroize expander
909 from {floor,ceil,btrunc}<mode>2 using FIST_ROUNDING int iterator.
910 (l<rounding_insn><MODEF:mode><SWI48:mode>2): Macroize expander
911 from l{floor,ceil}<MODEF:mode><SWI48:mode>2 using FIST_ROUNDING
914 2012-06-20 Steven Bosscher <steven@gcc.gnu.org>
916 * system.h: Poison ASM_OUTPUT_IDENT and IDENT_ASM_OP.
918 2012-06-20 Richard Guenther <rguenther@suse.de>
920 PR tree-optimization/30318
921 * tree-vrp.c (range_int_cst_p): Do not reject overflowed
923 (range_int_cst_singleton_p): But explicitely here.
924 (zero_nonzero_bits_from_vr): And here.
925 (extract_range_from_binary_expr_1): Re-implement PLUS_EXPR
926 to cover all cases we can perform arbitrary precision
927 arithmetic with double-ints.
928 (intersect_ranges): Handle adjacent anti-ranges.
930 2012-06-20 Uros Bizjak <ubizjak@gmail.com>
932 * config/i386/i386.md (rounding_insn): New int attribute.
933 (<rounding_insn>xf2): Macroize insn from
934 {floor,ceil,btrunc}xf2 using FRNDINT_ROUNDING int iterator.
935 (l<rounding_insn>xf<mode>2): Rename from l<rounding>xf<mode>2.
937 2012-06-20 Uros Bizjak <ubizjak@gmail.com>
939 * config/i386/i386.md (IEEE_MAXMIN): New int iterator.
940 (ieee_maxmin): New int attribute.
941 (*ieee_s<ieee_maxmin><mode>3): Macroize insn from
942 *ieee_s{max,min}<mode>3 using IEEE_MAXMIN int iterator.
944 2012-06-20 Steven Bosscher <steven@gcc.gnu.org>
946 * config/arm/arm.h (EMIT_EABI_ATTRIBUTE): Remove.
947 * config/arm/arm.c: Do not include c-pragma.h.
948 (arm_emit_eabi_attribute): New function based on EMIT_EABI_ATTRIBUTE.
949 (arm_file_start): Replace uses of EMIT_EABI_ATTRIBUTE with calls
950 to arm_emit_eabi_attribute.
951 * arm-c.c: Do not include output.h.
952 (arm_output_c_attributes): Replace use of EMIT_EABI_ATTRIBUTE with a
953 call to arm_emit_eabi_attribute.
954 * config/arm/arm-protos.h (arm_emit_eabi_attribute): Prototype it.
956 2012-06-20 Richard Guenther <rguenther@suse.de>
958 * tree-vect-data-refs.c (vect_can_force_dr_alignment_p):
959 Allow adjusting alignment of user-aligned decls again.
961 2012-06-20 Steven Bosscher <steven@gcc.gnu.org>
963 * config/rl78/rl78-c.c: Remove unnecessary includes.
965 2012-06-20 Steven Bosscher <steven@gcc.gnu.org>
967 * config/cris/cris.c: Include cgraph.h.
968 (cris_option_override): Do not set non-existing flag_no_gcc_ident.
970 2012-06-19 Maxim Kuvyrkov <maxim@codesourcery.com>
972 * emit-rtl.c (need_atomic_barrier_p): New function.
973 * emit-rtl.h (need_atomic_barrier_p): Declare it.
974 * config/alpha/alpha.c (alpha_{pre,post}_atomic_barrier): Use it.
975 * config/arm/arm.c (arm_{pre,post}_atomic_barrier): Use it.
976 * config/tilegx/tilegx.c (tile_{pre,post}_atomic_barrier): Use it.
977 * config/mips/mips.c (mips_{pre,post}_atomic_barrier_p): Remove.
978 (mips_process_sync_loop): Use generic version instead.
980 2012-06-19 Maxim Kuvyrkov <maxim@codesourcery.com>
982 * config/mips/mips.c (mips_process_sync_loop): Emit cmp result only if
985 2012-06-19 Tom de Vries <vries@codesourcery.com>
986 Maxim Kuvyrkov <maxim@codesourcery.com>
988 * config/mips/constraints.md (ZR): New constraint.
989 * config/mips/predicates.md (mem_noofs_operand): New predicate.
990 * config/mips/mips.c (mips_print_operand): Handle new print modifier.
991 * config/mips/mips.h (TARGET_XLP): Define.
992 (TARGET_SYNC_AFTER_SC): Update.
993 (ISA_HAS_SWAP, ISA_HAS_LDADD): Define.
994 * config/mips/sync.md (atomic_exchange, atomic_fetch_add): Use
995 XLP-specific swap and ldadd patterns.
996 (atomic_exchange_swap, atomic_fetch_add_ldadd): New patterns.
998 2012-06-19 Tom de Vries <vries@codesourcery.com>
999 Maxim Kuvyrkov <maxim@codesourcery.com>
1001 * config/mips/mips.c (mips_emit_pre_atomic_barrier_p,)
1002 (mips_emit_post_atomic_barrier_p): New static functions.
1003 (mips_process_sync_loop): Use them. Emit sync memory barriers in
1004 accordance with memory model semantics. Add return of CMP result for
1006 * config/mips/mips.md: Update comment.
1007 (sync_cmp): New attribute.
1008 (sync_memmodel): New attribute replacing sync_release_barrier.
1009 * config/mips/sync.md (UNSPEC_ATOMIC_COMPARE_AND_SWAP,)
1010 (UNSPEC_ATOMIC_EXCHANGE, UNSPEC_ATOMIC_FETCH_OP): New constants.
1011 (sync_lock_test_and_set, test_and_set_12): Update.
1012 (atomic_compare_and_swap, atomic_exchange, atomic_exchange_llsc,)
1013 (atomic_fetch_add, atomic_fetch_add_llsc): New patterns.
1015 2012-06-19 Joseph Myers <joseph@codesourcery.com>
1017 * config/rs6000/spe.md (*mov_si<mode>_e500_subreg0): Rename to
1018 mov_si<mode>_e500_subreg0.
1019 (*mov_si<mode>_e500_subreg0_elf_low)
1020 (*mov_si<mode>_e500_subreg4_elf_low): New patterns.
1022 2012-06-19 Richard Henderson <rth@redhat.com>
1024 * config/alpha/alpha.c: Include params.h.
1025 (alpha_option_override): Initialize PARAM_L1_CACHE_LINE_SIZE,
1026 PARAM_L1_CACHE_SIZE, PARAM_L2_CACHE_SIZE for the cpu tuning.
1028 2012-06-19 Steven Bosscher <steven@gcc.gnu.org>
1030 * doc/tm.texi.in (TARGET_OBJC_DECLARE_UNRESOLVED_CLASS_REFERENCE,
1031 TARGET_OBJC_DECLARE_CLASS_DEFINITION): Add @hooks.
1032 (ASM_DECLARE_CLASS_REFERENCE, ASM_DECLARE_UNRESOLVED_REFERENCE):
1034 * doc/tm.texi: Regenerate.
1035 * config/darwin.h (ASM_OUTPUT_LABELREF): Remove special case for
1037 * config/darwin-c.c: Include target.h.
1038 (darwin_objc_declare_unresolved_class_reference): New function.
1039 (darwin_objc_declare_class_definition): New function.
1040 (TARGET_OBJC_DECLARE_UNRESOLVED_CLASS_REFERENCE): Define.
1041 (TARGET_OBJC_DECLARE_CLASS_DEFINITION): Define.
1043 2012-06-19 Steven Bosscher <steven@gcc.gnu.org>
1045 * target.def (output_ident): New hook.
1046 * targhooks.h (default_asm_output_ident_directive): Add prototype.
1047 * varasm.c (assemble_asm): Only prefix a tab if the string does not
1048 already start with one.
1049 (default_asm_output_ident_directive): New function to emit
1050 .ident as a top-level asm node while parsing, or directly to
1051 asm_out_file after parsing.
1052 * toplev.c (compile_file): Print a GCC .ident with
1053 targetm.asm_out.output_ident.
1054 * doc/tm.texi.in (ASM_OUTPUT_IDENT): Remove documentation for macro.
1055 (TARGET_ASM_OUTPUT_IDENT): Add @hook for this.
1056 * doc/tm.texi: Update.
1058 * config/elfos.h (ASM_OUTPUT_IDENT, IDENT_ASM_OP): Remove.
1059 (TARGET_ASM_OUTPUT_IDENT): Define.
1060 * config/i386/djgpp.h (IDENT_ASM_OP): Remove.
1061 * config/i386/gas.h (ASM_OUTPUT_IDENT): Remove.
1062 * config/arm/aout.h (ASM_OUTPUT_IDENT): Remove.
1063 * config/sparc/sparc.h (IDENT_ASM_OP): Remove.
1064 (TARGET_ASM_OUTPUT_IDENT): Define.
1065 * config/picochip/picochip.h (IDENT_ASM_OP): Remove.
1066 (TARGET_ASM_OUTPUT_IDENT): Define.
1068 * config/cris/cris-protos.h (cris_asm_output_ident): Add prototype.
1069 * config/cris/cris.c (cris_asm_output_ident): New function.
1070 * config/cris/cris.h (ASM_OUTPUT_IDENT, IDENT_ASM_OP): Remove.
1072 * config/microblaze/microblaze-protos.h (microblaze_asm_output_ident):
1074 * config/microblaze/microblaze.c: Include cgraph.h for add_asm_node.
1075 (microblaze_asm_output_ident): Rewrite to work similar to
1076 default_asm_output_ident_directive for front-end .idents.
1077 * config/microblaze/microblaze.h (ASM_OUTPUT_IDENT): Remove.
1078 (TARGET_ASM_OUTPUT_IDENT): Define.
1080 * config/mips/mips.h (ASM_OUTPUT_IDENT): Remove.
1081 * config/mips/sde.h (IDENT_ASM_OP, ASM_OUTPUT_IDENT): Remove.
1083 * config/rx/rx.c: Include cgraph.h for add_asm_node.
1084 (rx_asm_output_ident): New function, similar to
1085 default_asm_output_ident_directive, but handle AS100 syntax also, so
1086 that #ident also works for rx in AS100 syntax.
1087 (TARGET_ASM_OUTPUT_IDENT): Define.
1088 * config/rx/rx.h (IDENT_ASM_OP): Remove.
1090 * Makefile.in: Fix dependencies for c-family/c-lex.o.
1092 2012-06-19 Uros Bizjak <ubizjak@gmail.com>
1094 * config/i386/i386.md (FIST_ROUNDING): New int iterator.
1095 (rounding): Handle UNSPEC_FIST_{FLOOR,CEIL}.
1097 (*fist<mode>2_<rounding>_1): Macroize insn from
1098 *fist<mode>2_{floor,ceil}_1 using FIST_ROUNDING int iterator.
1099 (fistdi2_<rounding>): Macroize insn from
1100 fistdi2_{floor,ceil} using FIST_ROUNDING int iterator.
1101 (fistdi2_<rounding>_with_temp and splitters): Macroize insn and
1102 corresponding splitters from fistdi2_{floor,ceil} and corresponding
1103 splitters using FIST_ROUNDING int iterator.
1104 (fist<mode>2_<rounding>): Macroize insn from
1105 fist<mode>2_{floor,ceil} using FIST_ROUNDING int iterator.
1106 (fist<mode>2_<rounding>_with_temp and splitters): Macroize insn and
1107 corresponding splitters from fist<mode>2_{floor,ceil} and corresponding
1108 splitters using FIST_ROUNDING int iterator.
1109 (l<rounding>xf<mode>2): Macroize expander from l{floor,ceil}xf<mode>2
1110 using FIST_ROUNDING int iterator.
1112 2012-06-19 Richard Henderson <rth@redhat.com>
1114 * config/i386/i386-protos.h (ix86_expand_sse2_mulv4si3): Declare.
1115 * config/i386/i386.c (ix86_expand_sse2_mulv4si3): New.
1116 * config/i386/predicates.md (nonimmediate_or_const_vector_operand): New.
1117 * config/i386/sse.md (sse2_mulv4si3): Delete.
1118 (mul<VI4_AVX2>3): Use ix86_expand_sse2_mulv4si3 and
1119 nonimmediate_or_const_vector_operand.
1121 2012-06-19 Richard Henderson <rth@redhat.com>
1123 * expmed.c (struct init_expmed_rtl): Split ...
1124 (init_expmed_one_mode): ... out of ...
1125 (init_expmed): ... here. Initialize integer vector modes also.
1126 (synth_mult): Handle integer vector modes.
1127 (choose_mult_variant): Likewise.
1128 (expand_mult_const): Likewise.
1129 (expand_mult): Likewise.
1130 * machmode.h (GET_MODE_UNIT_BITSIZE): New.
1132 2012-06-19 Richard Henderson <rth@redhat.com>
1134 * config/i386/i386.c (ix86_rtx_costs): Handle CONST_VECTOR, and
1135 integral vector modes.
1137 2012-06-19 Uros Bizjak <ubizjak@gmail.com>
1139 * config/i386/i386.md (FRNDINT_ROUNDING): New int iterator.
1140 (rounding): New int attribute.
1142 (frndintxf2_<rounding>): Macroize insn from
1143 frndintxf2_{floor,ceil,trunc} using FRNDINT_ROUNDING int iterator.
1144 (frndintxf2_<rounding>_i387): Macroize insn from
1145 frndintxf2_{floor,ceil,trunc}_i387 using FRNDINT_ROUNDING int iterator.
1147 2012-06-19 Richard Guenther <rguenther@suse.de>
1149 * tree-vrp.c (union_ranges): New function.
1150 (vrp_meet_1): Use union_ranges.
1151 (vrp_meet): Dump what we union and call vrp_meet_1.
1153 2012-06-19 Richard Earnshaw <rearnsha@arm.com>
1155 * arm.md (enum unspec): Delete UNSPEC_SIN and UNSPEC_COS.
1156 (attr type): Remove fmul, ffmul, farith, ffarith, float_em
1157 f_fpa_load, f_fpa_store, f_mem_r, r_mem_f.
1158 (attr write_conflict, attr core_cycles): Update.
1159 * arm-generic.md (r_mem_f_wbuf): Delete reservation.
1161 2012-06-19 Richard Guenther <rguenther@suse.de>
1163 * tree-vrp.c (intersect_ranges): Handle more cases.
1164 (vrp_intersect_ranges): Dump what we intersect and call ...
1165 (vrp_intersect_ranges_1): ... this.
1167 2012-06-19 Richard Guenther <rguenther@suse.de>
1169 PR tree-optimization/53708
1170 * tree-vect-data-refs.c (vect_can_force_dr_alignment_p): Preserve
1171 user-supplied alignment and alignment of decls with the used
1174 2012-06-18 Lawrence Crowl <crowl@google.com>
1176 * timevar.def (TV_PHASE_GENERATE): Rename to TV_PHASE_LATE_ASM.
1177 (TV_PHASE_CGRAPH): Rename to TV_PHASE_OPT_GEN.
1178 (TV_PHASE_STREAM_IN): New.
1179 (TV_PHASE_STREAM_OUT): New.
1180 * timevar.c (validate_phases): New.
1181 (timevar_print): Call validate_phases.
1182 * c-decl.c (c_write_global_declarations): Rename use of TV_PHASE_CGRAPH
1183 to TV_PHASE_OPT_GEN.
1184 * langhooks.c (write_global_declarations): Rename use of
1185 TV_PHASE_CGRAPH to TV_PHASE_OPT_GEN. Use TV_PHASE_DBGINFO instead of
1186 TV_PHASE_CHECK_DBGINFO.
1187 * toplev.c (compile_file): Rename use of TV_PHASE_GENERATE to
1188 TV_PHASE_LATE_ASM. Move start of TV_PHASE_LATE_ASM to after call to
1189 lang_hooks.decls.final_write_globals.
1191 2012-06-18 David Edelshn <dje.gcc@gmail.com>
1193 * config/rs6000/aix52.h (TARGET_EXTRA_BUILTINS): Define as 0.
1195 2012-06-18 Uros Bizjak <ubizjak@gmail.com>
1198 * config/i386/sse.md (*sse4_2_pcmpestr_unaligned): New.
1199 (*sse4_2_pcmpistr_unaligned): New.
1201 2012-06-18 Ian Bolton <ian.bolton@arm.com>
1202 Sameera Deshpande <sameera.deshpande@arm.com>
1203 Greta Yorsh <greta.yorsh@arm.com>
1205 * config/arm/arm-protos.h (arm_output_epilogue): Remove.
1206 * config/arm/arm.c (print_multi_reg): Remove.
1207 (vfp_output_fldmd): Likewise.
1208 (arm_output_epilogue): Likewise.
1209 * config/arm/arm.md (epilogue_insns): Update condition and code.
1211 2012-06-18 Ian Bolton <ian.bolton@arm.com>
1212 Sameera Deshpande <sameera.deshpande@arm.com>
1213 Greta Yorsh <greta.yorsh@arm.com>
1215 * config/arm/arm-protos.h (thumb2_expand_return): New declaration.
1216 * config/arm/arm.c (thumb2_expand_return): New function.
1217 * config/arm/arm.md (return): Update condition and code.
1219 2012-06-18 Ian Bolton <ian.bolton@arm.com>
1220 Sameera Deshpande <sameera.deshpande@arm.com>
1221 Greta Yorsh <greta.yorsh@arm.com>
1223 * config/arm/arm-protos.h (output_return_instruction): New parameter
1224 and int to bool change of parameter types.
1225 * config/arm/arm.c (output_return_instruction): Likewise.
1226 * config/arm/arm.md (arm_simple_return): New pattern.
1227 (arm_return, cond_return, cond_return_inverted): Add new arguments.
1228 * config/arm/thumb2.md (thumb2_return): Update condition and code.
1230 2012-06-18 Ian Bolton <ian.bolton@arm.com>
1231 Sameera Deshpande <sameera.deshpande@arm.com>
1232 Greta Yorsh <greta.yorsh@arm.com>
1234 * config/arm/arm-protos.h (arm_expand_epilogue): New declaration.
1235 * config/arm/arm.c (arm_expand_epilogue): New function.
1236 * config/arm/arm.md (epilogue): Update condition and code.
1237 (sibcall_epilogue): Likewise.
1239 2012-06-18 Ian Bolton <ian.bolton@arm.com>
1240 Sameera Deshpande <sameera.deshpande@arm.com>
1241 Greta Yorsh <greta.yorsh@arm.com>
1243 * config/arm/arm.c (arm_expand_epilogue_apcs_frame): New function.
1244 * config/arm/arm.md (arm_addsi3) Add an alternative.
1246 2012-06-18 Ian Bolton <ian.bolton@arm.com>
1247 Sameera Deshpande <sameera.deshpande@arm.com>
1248 Greta Yorsh <greta.yorsh@arm.com>
1250 * config/arm/arm.md (vfp_pop_multiple_with_writeback) New define_insn.
1251 * config/arm/predicates.md (pop_multiple_fp) New special predicate.
1252 * config/arm/arm.c (arm_emit_vfp_multi_reg_pop): New function.
1254 2012-06-18 Ian Bolton <ian.bolton@arm.com>
1255 Sameera Deshpande <sameera.deshpande@arm.com>
1256 Greta Yorsh <greta.yorsh@arm.com>
1258 * config/arm/arm.md (load_multiple_with_writeback) New define_insn.
1259 (load_multiple, pop_multiple_with_writeback_and_return) Likewise.
1260 (pop_multiple_with_return, ldr_with_return) Likewise.
1261 * config/arm/predicates.md (pop_multiple_return) New special predicate.
1262 * config/arm/arm-protos.h (arm_output_multireg_pop) New declaration.
1263 * config/arm/arm.c (arm_output_multireg_pop) New function.
1264 (arm_emit_multi_reg_pop): New function.
1266 2012-06-18 Greta Yorsh <Greta.Yorsh@arm.com>
1268 * config/arm/arm.c (ldm_stm_operation_p): Require SP
1269 as base register for loads if SP is in the register list.
1271 2012-06-18 Richard Guenther <rguenther@suse.de>
1273 PR tree-optimization/53693
1274 * tree-vect-patterns.c (vect_operation_fits_smaller_type):
1275 Reject operands with more than one use.
1277 2012-06-18 Bill Schmidt <wschmidt@linux.ibm.com>
1279 PR tree-optimization/53703
1280 * tree-ssa-phiopt.c (hoist_adjacent_loads): Skip virtual phis;
1281 correctly set bb_for_def[12].
1283 2012-06-18 Steven Bosscher <steven@gcc.gnu.org>
1285 * config/vax/vax.h (VMS_TARGET): Remove.
1287 2012-06-18 Richard Guenther <rguenther@suse.de>
1289 * tree-vrp.c (extract_range_from_assert): Split out range
1291 (intersect_ranges): New function.
1292 (vrp_intersect_ranges): Likewise.
1294 2012-06-18 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1296 * config/s390/s390.c (s390_gimplify_va_arg): Revert change from
1299 2012-06-18 Tejas Belagod <tejas.belagod@arm.com>
1301 * doc/md.texi: Document int iterators.
1302 * read-rtl.c (ints): New iterator group.
1303 (find_int): Int iterator group callback.
1304 (apply_int_iterator): Likewise.
1305 (apply_iterators): Traverse int iterator table and add all the used
1307 (initialize_iterators): Initialize data structures and callbacks for
1309 (read_rtx): Parse and read mappings for int iterators.
1310 (read_rtx_code): Record int iterator usage.
1312 2012-06-18 Richard Sandiford <rdsandiford@googlemail.com>
1315 * expr.c (expand_expr_addr_expr_1): Convert to tmode before
1316 performing an addition.
1318 2012-06-17 Steven Bosscher <steven@gcc.gnu.org>
1320 * output.h (split_double): Move prototype to rtl.h.
1321 (constructor_static_from_elts_p): Move prototype to tree.c.
1322 * rtl.h (split_double): Moved here from output.h.
1323 * tree.h (constructor_static_from_elts_p): Moved here from output.h.
1324 * final.c (split_double): Move from here ...
1325 * rtlanal.c (split_double): ... to here.
1326 * expr.c: Do not include output.h.
1328 2012-06-17 Steven Bosscher <steven@gcc.gnu.org>
1330 * cfglayout.h: Remove.
1331 * cfglayout.c: Remove.
1332 * function.h (struct function): Remove x_last_location field.
1333 * function.c: Do not include cfglayout.h.
1334 (expand_function_start): Do not call no-op force_next_line_note.
1335 (expand_function_end): Likewise.
1336 * cfgrtl.c: Do not include cfglayout.h. Include gt-cfgrtl.h.
1337 (unlink_insn_chain): Moved here from cfglayout.c.
1338 (skip_insns_after_block, label_for_bb, record_effective_endpoints,
1339 into_cfg_layout_mode, outof_cfg_layout_mode,
1340 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode,
1341 relink_block_chain, fixup_reorder_chain, verify_insn_chain,
1342 fixup_fallthru_exit_predecessor, force_one_exit_fallthru,
1343 cfg_layout_can_duplicate_bb_p, duplicate_insn_chain,
1344 cfg_layout_duplicate_bb, cfg_layout_initialize, break_superblocks,
1345 cfg_layout_finalize): Likewise.
1346 (rtl_can_remove_branch_p): Likewise.
1347 * rtl.h (insn_scope): Move prototype from cfglayout.h here.
1348 (duplicate_insn_chain): Likewise.
1349 (force_next_line_note): Remove prototype.
1350 * emit-rtl.c: Do not include tree-flow.h, egad. Include vecprim.h.
1351 (last_location): Remove #define to emit.x_last_location.
1352 (force_next_line_note): Remove no-op function.
1353 (init_emit): Don't set x_last_location.
1354 (block_locators_locs, block_locators_blocks, locations_locators_locs,
1355 locations_locators_vals, prologue_locator, epilogue_locator,
1356 curr_location, last_location, curr_block, last_block, curr_rtl_loc):
1357 Move POD to here from cfglayout.c.
1358 (insn_locators_alloc, insn_locators_finalize, insn_locators_free,
1359 set_curr_insn_source_location, get_curr_insn_source_location,
1360 set_curr_insn_block, get_curr_insn_block, curr_insn_locator,
1361 locator_scope, insn_scope, locator_location, locator_line, insn_line,
1362 locator_file, insn_file, locator_eq): Move to here from cfglayout.c.
1363 * cfghooks.h: Remove double-include protection.
1364 (can_copy_bbs_p, copy_bbs): Move prototypes from cfglayout.h to here.
1365 * cfghooks.c (can_copy_bbs_p, copy_bbs): Move to here from cfglayout.c.
1366 * final.c: Do not include cfglayout.h.
1367 (choose_inner_scope, change_scope): Move to here from cfglayout.c.
1368 (reemit_insn_block_notes): Likewise. Make static.
1369 * tree-flow.h (tree_could_trap_p, operation_could_trap_helper_p,
1370 operation_could_trap_p, tree_could_throw_p): Move from here...
1371 * tree.h: ... to here.
1372 * gengtype.c (open_base_files): Remove cfglayout.h from the list.
1373 * profile.c: Do not include cfghooks.h.
1374 * cfgloopmanip.c: Do not include cfglayout.h and cfghooks.h.
1375 * modulo-sched.c: Likewise.
1376 * loop-unswitch.c: Do not include cfglayout.h.
1377 * sched-ebb.c: Likewise.
1378 * tracer.c: Likewise.
1380 * tree-vect-loop-manip.c: Likewise.
1381 * loop-init.c: Likewise.
1382 * dwarf2out.c: Likewise.
1383 * hw-doloop.c: Likewise.
1384 * loop-unroll.c: Likewise.
1385 * cfgcleanup.c: Likewise.
1386 * bb-reorder.c: Likewise.
1387 * sched-rgn.c: Likewise.
1388 * tree-cfg.c: Likewise.
1389 * config/alpha/alpha.c: Likewise.
1390 * config/spu/spu.c: Likewise.
1391 * config/sparc/sparc.c: Likewise.
1392 * config/sh/sh.c: Likewise.
1393 * config/c6x/c6x.c: Likewise.
1394 * config/ia64/ia64.c: Likewise.
1395 * config/rs6000/rs6000.c: Likewise.
1396 * config/score/score.c: Likewise.
1397 * config/mips/mips.c: Likewise.
1398 * config/bfin/bfin.c: Likewise.
1399 * Makefile.in (CFGAYOUT_H): Remove, and fixup users.
1400 * config/rs6000/t-rs6000 (rs6000.o): Do not depend on cfglayout.h.
1401 * config/spu/t-spu-elf (spu.o: $): Likewise.
1402 * config/sparc/t-sparc (sparc.o): Do not depend on CFGLAYOUT_H.
1404 2012-06-17 Steven Bosscher <steven@gcc.gnu.org>
1406 * cfgloop.h: Do not include rtl.h.
1407 (enum iv_extend_code): New.
1408 (struct rtx_iv): Use iv_extend_code instead of rtx_code.
1409 * Makefile.in (CFGLOOP_H): Do not depend on RTL_H.
1410 * loop-iv.c (iv_extend_to_rtx_code): New function to translate
1411 an IV_EXTEND_CODE to an RTX_CODE.
1412 (dump_iv_info): Update for rtx_iv field type change.
1413 (iv_constant): Likewise.
1414 (iv_subreg): Likewise.
1415 (iv_extend): Likewise.
1418 (iv_mult): Likewise.
1419 (iv_shift): Likewise.
1420 (get_biv_step_1): Likewise.
1421 (get_biv_step): Likewise.
1422 (iv_analyze_biv): Likewise.
1423 (get_iv_value): Likewise.
1424 (shorten_into_mode): Likewise.
1425 (canonicalize_iv_subregs): Likewise.
1426 * sese.c (sese_build_liveouts): Use MAY_HAVE_DEBUG_STMTS instead
1427 of MAY_HAVE_DEBUG_INSNS.
1428 * tree-ssa-loop-ivopts.c: Include recog.h after expr.h.
1429 * tree-ssa-loop-prefetch.c: Likewise.
1431 2012-06-17 Steven Bosscher <steven@gcc.gnu.org>
1433 * expmed.c (ceil_log2): Move from here...
1434 * hwint.c: ... to here for older GCCs...
1435 * hwint.h: ... and here for newer GCCs.
1436 * rtl.h (ceil_log2): Remove prototype.
1438 * tree-phinodes.c: Do not include rtl.h.
1439 * Makefile.in (tree-phinodes.o): Do not depend on RTL_H.
1441 2012-06-17 Steven Bosscher <steven@gcc.gnu.org>
1443 * config/cris/cris.h (TARGET_ELF): Remove.
1444 (FORCE_EH_FRAME_INFO_IN_DATA_SECTION): Remove.
1445 (CRIS_ASM_OUTPUT_ALIGNED_DECL_COMMON): Simpify using TARGET_ELF==1.
1446 (LOCAL_LABEL_PREFIX): Likewise.
1447 * config/cris/cris.c (cris_target_asm_named_section): Remove.
1448 (cris_option_override): Simpify using TARGET_ELF==1.
1449 (cris_file_start): Likewise.
1450 * config/cris/cris-protos.h (cris_target_asm_named_section): Remove.
1452 2012-06-17 Uros Bizjak <ubizjak@gmail.com>
1454 * config/i386/sse.md (vcvtph2ps): Fix vec_select selector.
1456 2012-06-16 Eric Botcazou <ebotcazou@adacore.com>
1459 * tree-inline.c (initialize_cfun): Copy can_delete_dead_exceptions.
1461 2012-06-15 Easwaran Raman <eraman@google.com>
1463 * passes.c (init_optimization_passes): Remove pass_call_cdce
1464 from its current position and insert after pass_dce.
1466 2012-06-15 Walter Lee <walt@tilera.com>
1468 * config/tilegx/sync.md (atomic_fetch_<fetchop_name><mode>): Fix typo.
1470 2012-06-15 Richard Earnshaw <rearnsha@arm.com>
1472 * arm.c (note_invalid_constants): Don't return a result.
1473 (arm_memory_load_p): Delete function.
1474 (arm_const_double_rtx): Delete iterator variable i;
1475 (fp_immediate_constant): Likewise.
1476 (fp_const_from_val): Likewise.
1478 * arm.c (arm_init_iwmmxt_builtins): Delete void_ftype_void.
1480 2012-06-15 Marc Glisse <marc.glisse@inria.fr>
1483 * c-typeck.c (c_build_vec_perm_expr): Move to c-family/c-common.c.
1484 * c-tree.h (c_build_vec_perm_expr): Move to c-family/c-common.h.
1486 2012-06-15 Georg-Johann Lay <avr@gjlay.de>
1488 * config/avr/avr.c (avr_default_expand_builtin): New function.
1489 (avr_expand_builtin): Use it.
1490 (avr_expand_unop_builtin): Remove.
1491 (avr_expand_binop_builtin): Remove.
1492 (avr_expand_triop_builtin): Remove.
1494 2012-06-15 Michael Matz <matz@suse.de>
1497 * cfgexpand.c (add_alias_set_conflicts): Remove.
1498 (expand_used_vars): Don't call it.
1499 (aggregate_contains_union_type): Remove.
1500 * function.c (n_temp_slots_in_use): New static data.
1501 (make_slot_available, assign_stack_temp_for_type): Update it.
1502 (init_temp_slots): Zero it.
1503 (remove_unused_temp_slot_addresses): Use it for quicker removal.
1504 (remove_unused_temp_slot_addresses_1): Use htab_clear_slot.
1506 2012-06-15 Michael Matz <matz@suse.de>
1508 * gimplify.c (gimplify_compound_literal_expr): Take gimple_test_f
1509 argument, don't emit assign statement if value is directly usable.
1510 (gimplify_expr): Adjust.
1512 2012-06-15 Michael Matz <matz@suse.de>
1514 * gimplify.c (gimplify_modify_expr): Fold generated statements.
1515 * gimple-fold.c (can_refer_decl_in_current_unit_p): Check flag_ltrans.
1517 2012-06-15 Richard Guenther <rguenther@suse.de>
1519 * tree-vrp.c (set_and_canonicalize_value_range): Use canonical
1520 predicates to set VR_UNDEFINED and VR_VARYING. Drop a case
1521 we assert for in set_value_range to VR_VARYING.
1523 2012-06-15 Richard Earnshaw <rearnsha@arm.com>
1525 * arm.md (addsf3, adddf3): Use s_register_operand.
1526 (subsf3, subdf3): Likewise.
1527 (mulsf3, muldf3): Likewise.
1528 (difsf3, divdf3): Likewise.
1529 (movsfcc, movdfcc): Likewise.
1530 * predicates.md (f_register_operand): Delete.
1531 (arm_float_rhs_operand): Delete.
1532 (arm_float_add_operand): Delete.
1533 (arm_float_compare_operand): Use s_register_operand when
1535 (cirrus_register_operand): Delete.
1536 (cirrus_fp_register): Delete.
1537 (cirrus_shift_const): Delete.
1538 (cmpdi_operand): Remove Maverick support.
1539 * constraints.md (f, v, H): Delete constraints.
1540 (G): Update documentation.
1541 * arm.c (fp_consts_inited): Convert to bool.
1542 (strings_fp): Delete.
1543 (values_fp): Delete.
1544 (value_fp0): New variable.
1545 (init_fp_table): Simplify logic.
1546 (arm_const_double_rtx): Likewise.
1547 (fp_immediate_constant): Likewise.
1548 (fp_const_from_val): Likewise.
1549 (neg_const_double_rtx_ok_for_fpa): Delete.
1550 * doc/md.texi (ARM constraints): Update documentation.
1552 2012-06-15 Ulrich Weigand <ulrich.weigand@linaro.org>
1554 PR tree-optimization/53636
1555 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Verify
1556 stride when doing basic-block vectorization.
1558 2012-06-15 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
1560 * tree-vect-generic.c (lower_vec_perm): Propagate vector constants
1563 2012-06-15 Jakub Jelinek <jakub@redhat.com>
1565 * tree-vect-patterns.c (vect_pattern_recog): Don't unnecessarily
1566 allocate and free bbs array for the SLP case.
1568 PR tree-optimization/51581
1569 * expr.h (choose_multiplier): New prototype.
1570 * expmed.c (choose_multiplier): No longer static.
1571 Change multiplier_ptr from rtx * to UHWI *.
1572 (expand_divmod): Adjust callers.
1573 * tree-vect-patterns.c (vect_recog_sdivmod_pow2_pattern): Renamed to...
1574 (vect_recog_divmod_pattern): ... this. Pass bb_vinfo as last
1575 argument to new_stmt_vec_info. Attempt to optimize also divisions
1576 by non-pow2 constants if integer vector division isn't supported.
1577 * tree-vect-stmts.c (vect_analyze_stmt): If node != NULL,
1578 don't look at pattern stmts and sequences.
1580 2012-06-15 Eric Botcazou <ebotcazou@adacore.com>
1583 * common.opt (-fdelete-dead-exceptions): New switch.
1584 * doc/invoke.texi (Code Gen Options): Document it.
1585 * cse.c (count_reg_usage) <CALL_INSN>: Use !insn_nothrow_p in lieu of
1586 insn_could_throw_p predicate. Do not skip an insn that could throw
1587 if dead exceptions can be deleted.
1588 (insn_live_p): Likewise, do not return true in that case.
1589 * dce.c (can_alter_cfg): New flag.
1590 (deletable_insn_p): Do not return false for an insn that can throw if
1591 the CFG can be altered and dead exceptions can be deleted.
1592 (init_dce): Set can_alter_cfg to false for fast DCE, true otherwise.
1593 * dse.c (scan_insn): Use !insn_nothrow_p in lieu of insn_could_throw_
1594 predicate. Do not preserve an insn that could throw if dead exceptions
1596 * function.h (struct function): Add can_delete_dead_exceptions flag.
1597 * function.c (allocate_struct_function): Set it.
1598 * lto-streamer-in.c (input_struct_function_base): Stream it.
1599 * lto-streamer-out.c (input_struct_function_base): Likewise.
1600 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Do not mark a
1601 statement that could throw as necessary if dead exceptions can be
1604 2012-06-14 Maxim Kuvyrkov <maxim@codesourcery.com>
1606 * config/tilegx/sync.md (atomic_fetch_sub<mode>): Fix typo.
1608 2012-06-14 Oleg Endo <olegendo@gcc.gnu.org>
1611 * config/sh/sh.md: Add peephole for swapbsi2.
1612 (*swapbisi2_and_shl8, *swapbhisi2): New insns and splits.
1614 2012-06-14 Uros Bizjak <ubizjak@gmail.com>
1616 * config/i386/i386.md (*zero_extendsidi2): Remove x,x alternative.
1617 (*zero_extendsidi2_rex64): Ditto. Remove isa attribute.
1619 2012-06-14 Jakub Jelinek <jakub@redhat.com>
1622 * config/i386/i386.md (*anddi_1 into *andsi_1_zext splitter): New.
1624 2012-06-14 Richard Earnshaw <rearnsha@arm.com>
1626 * arm.c (arm_cirrus_insn_p): Delete.
1627 (cirrus_reorg): Delete.
1628 (arm_reorg): Don't call cirrus_reorg.
1629 (arm_final_prescan_insn_p): Don't check for cirrus insns.
1630 * arm.md (define_attr "type"): Remove mav_farith and mav_dmult.
1631 (adddi3, subdi3): Remove Maverick support.
1632 (arm_adddi3): Likewise.
1633 (adddi_sesidi_di, adddi_zesidi_di): Likewise.
1634 (addsf3, adddf3): Likewise.
1635 (subsf3, subdf3): Likewise.
1636 (mulsf3, muldf3): Likewise.
1637 (ashldi3, ashrdi3, lshrdi3): Likewise.
1638 (floatsisf2, floatsidf2): Likewise.
1639 (fix_truncsfsi2, fix_truncdfsi2): Likewise.
1640 (arm_movdi, thumb1_movdi_insn): Likewise.
1641 (arm_cmpdi_insn): Likewise.
1642 (cirrus_cmpsf, cirrus_cmpdf, cirrus_cmpdi): Likewise.
1643 (cirrus.md): Don't include.
1644 * cirrus.md: Delete file.
1645 * t-arm (MD_INCLUDES): Remove cirrus.md.
1647 2012-06-14 Eric Botcazou <ebotcazou@adacore.com>
1649 * dwarf2out.c (function_possibly_abstracted_p): New static function.
1650 (gen_subprogram_die): Use it function_possibly_abstracted_p in lieu of
1651 cgraph_function_possibly_inlined_p.
1652 (gen_inlined_subroutine_die): Return if the origin is to be ignored.
1653 (process_scope_var): Do not emit concrete instances of abstracted
1654 nested functions from here.
1655 (gen_decl_die): Emit the abstract instance if the function is possibly
1656 abstracted and not only possibly inlined.
1657 (dwarf2out_finish): Find the first non-abstract parent instance and
1658 attach concrete instances on the limbo list to it.
1660 2012-06-14 Richard Earnshaw <rearnsha@arm.com>
1662 * arm.md (divsf3, divdf3): Remove FPA support.
1663 (negsf2, negdf2): Likewise.
1664 (sqrtsf2, sqrtdf2): Likewise.
1665 (movdfcc): Likewise.
1666 (modsf3, moddf3, movxf): Delete.
1667 (push_fp_multi): Delete.
1668 (fpa.md): Don't include it.
1669 * fpa.md: Delete file.
1670 * t-arm (MD_INCLUDES): Remove fpa.md.
1672 2012-06-14 Bill Schmidt <wschmidt@linux.ibm.com>
1674 * tree-vectorizer.h (vect_get_stmt_cost): Move from tree-vect-stmts.c.
1675 (cost_for_stmt): Remove decl.
1676 (vect_get_single_scalar_iteration_cost): Correct typo in name.
1677 * tree-vect-loop.c (vect_get_cost): Remove.
1678 (vect_get_single_scalar_iteration_cost): Correct typo in name; use
1679 vect_get_stmt_cost rather than vect_get_cost.
1680 (vect_get_known_peeling_cost): Use vect_get_stmt_cost rather than
1682 (vect_estimate_min_profitable_iters): Correct typo in call to
1683 vect_get_single_scalar_iteration_cost; use vect_get_stmt_cost rather
1685 (vect_model_reduction_cost): Use vect_get_stmt_cost rather than
1687 (vect_model_induction_cost): Likewise.
1688 * tree-vect-data-refs.c (vect_peeling_hash_get_lowest_cost): Correct
1689 typo in call to vect_get_single_scalar_iteration_cost.
1690 * tree-vect-stmts.c (vect_get_stmt_cost): Move to tree-vectorizer.h.
1691 (cost_for_stmt): Remove unnecessary function.
1692 * Makefile.in (TREE_VECTORIZER_H): Update dependencies.
1694 2012-06-14 Richard Earnshaw <rearnsha@arm.com>
1696 * arm.opt (mfp=2, mfp=3, mfpe, mfpe=2, mfpe=3): Delete options.
1697 * arm-fpus.def (fpa, fpe2, fpe3, maverick): Delete FPU types.
1698 * arm-tables.opt: Regenerated.
1699 * doc/invoke.texi: Remove references to deleted options.
1701 2012-06-14 Sandeep Kumar Singh <Sandeep.Singh2@kpitcummins.com>
1703 * config/h8300/genmova.sh: Modified to add offset bits of
1704 mova/Sz assembly instruction for memory access.
1705 * config/h8300/h8300.c: Likewise.
1706 * config/h8300/mova.md: Likewise.
1708 2012-06-12 Christian Bruel <christian.bruel@st.com>
1711 * config/sh/sh.c (sh_option_override): Don't force
1712 flag_omit_frame_pointer and maccumulate_outgoing_args.
1713 * config/sh/sh.opt (maccumulate-outgoing-args): Init as Var.
1715 2012-06-14 Richard Guenther <rguenther@suse.de>
1717 * tree-vrp.c (VR_INITIALIZER): New define.
1718 (ranges_from_anti_range): New function.
1719 (extract_range_from_binary_expr_1): Decompose operations on
1720 VR_ANTI_RANGEs to operations on VR_RANGE.
1721 (extract_range_from_unary_expr_1): Likewise.
1722 (extract_range_from_binary_expr_1, extract_range_from_binary_expr,
1723 extract_range_from_unary_expr_1, extract_range_from_unary_expr,
1724 extract_range_from_cond_expr, adjust_range_with_scev,
1725 vrp_visit_assignment_or_call, vrp_visit_phi_node,
1726 simplify_bit_ops_using_ranges): Use VR_INITIALIZER.
1728 2012-06-13 Richard Henderson <rth@redhat.com>
1730 * hwint.h (HOST_WIDEST_INT_C): New.
1731 (HOST_WIDE_INT_C): New.
1732 (HOST_WIDE_INT_1): Use it.
1733 * config/alpha/alpha.c (alpha_trampoline_init): Use it.
1735 2012-06-13 Alexandre Oliva <aoliva@redhat.com>
1738 * var-tracking.c: Include alias.h.
1739 (overlapping_mems): New struct.
1740 (drop_overlapping_mem_locs): New.
1741 (clobber_overlapping_mems): New.
1742 (var_mem_delete_and_set, var_mem_delete): Call it.
1743 (val_bind): Likewise, but only if modified.
1744 (compute_bb_dataflow, emit_notes_in_bb): Call it on MEMs.
1745 * Makefile.in (var-tracking.o): Depend in $(ALIAS_H).
1747 2012-06-13 Alexandre Oliva <aoliva@redhat.com>
1750 * var-tracking.c (loc_exp_dep_pool): New.
1751 (vt_emit_notes): Create and release the pool.
1752 (compute_bb_dataflow): Use value-based locations in MO_VAL_SET.
1753 (emit_notes_in_bb): Likewise.
1754 (loc_exp_dep_insert): Deal with NOT_ONEPART vars.
1755 (notify_dependents_of_changed_value): Likewise.
1756 (notify_dependents_of_resolved_value): Check that NOT_ONEPART
1757 variables don't have a VAR_LOC_DEP_LST.
1758 (emit_note_insn_var_location): Expand NOT_ONEPART locs that are
1759 VALUEs or MEMs of VALUEs.
1761 2012-06-13 Alexandre Oliva <aoliva@redhat.com>
1765 * dce.c (word_dce_process_block): Insert debug temps only if the
1767 (dce_process_block): Likewise, and if debug.used is not empty,
1768 and only after iterating over all DEFs that might mark the insn.
1770 2012-06-13 Alexandre Oliva <aoliva@redhat.com>
1772 * common.opt (ftree-coalesce-inlined-vars): New.
1773 (ftree-coalesce-vars): New.
1774 * doc/invoke.texi: Document them.
1775 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
1778 2012-06-13 Richard Sandiford <rdsandiford@googlemail.com>
1780 * read-rtl.c (mapping): Remove index field. Add current_value field.
1781 Define heap vectors.
1782 (iterator_group): Fix long line. Remove num_builtins field and
1783 uses_iterator fields. Make apply_iterator take a void * parameter.
1784 (iterator_use, atttribute_use): New structures.
1785 (iterator_traverse_data, BELLWETHER_CODE, bellwether_codes): Delete.
1786 (current_iterators, iterator_uses, attribute_uses): New variables.
1787 (uses_mode_iterator_p, uses_code_iterator_p): Delete.
1788 (apply_mode_iterator, apply_code_iterator): Take a void * parameter.
1789 (map_attr_string, apply_iterator_to_string): Remove iterator
1790 and value parameters. Look through all current iterator values
1791 for a matching attribute.
1792 (mode_attr_index, apply_mode_maps): Delete.
1793 (apply_iterator_to_rtx): Replace with...
1794 (copy_rtx_for_iterators): ...this new function.
1795 (uses_iterator_p, apply_iterator_traverse): Delete.
1796 (apply_attribute_uses, add_current_iterators, apply_iterators): New
1798 (add_mapping): Remove index field. Set current_value field.
1799 (initialize_iterators): Don't set num_builtins and uses_iterator_p
1801 (find_iterator): Delete.
1802 (record_iterator_use, record_attribute_use): New functions.
1803 (record_potential_iterator_use): New function.
1804 (check_code_iterator): Remove handling of bellwether codes.
1805 (read_rtx): Remove mode maps. Truncate iterator and attribute uses.
1806 (read_rtx_code, read_nested_rtx, read_rtx_variadic): Remove mode_maps
1807 parameter. Use the first code iterator value instead of the
1808 bellwether_codes array. Use record_potential_iterator_use for modes.
1810 2012-06-13 Oleg Endo <olegendo@gcc.gnu.org>
1813 * config/sh/sh.md (bswapsi2): New expander.
1814 (swapbsi2): New insn.
1816 2012-06-13 H.J. Lu <hongjiu.lu@intel.com>
1819 * config/i386/i386.c (ix86_tune_cost): New variable.
1820 (ix86_option_override_internal): Set ix86_tune_cost. Use
1821 ix86_tune_cost for simultaneous_prefetches, prefetch_block,
1822 l1_cache_size and l2_cache_size.
1824 2012-06-13 Richard Guenther <rguenther@suse.de>
1826 * tree-vrp.c (vrp_meet): Properly meet equivalent ranges.
1827 Handle meeting two VR_RANGE to an VR_ANTI_RANGE. Implement
1828 all possible meetings of VR_RANGE with VR_ANTI_RANGE and
1829 VR_ANTI_RANGE with VR_ANTI_RANGE.
1831 2012-06-13 Richard Earnshaw <rearnsha@arm.com>
1833 * config.gcc (unsupported): Move obsoleted FPA-based configurations
1835 (obsolete): ... here.
1836 (arm*-*-freebsd*): Remove.
1837 (arm*-*-linux*): Only accept EABI variants. Simplify logic.
1838 (arm*-*-uclinux*): Likewise.
1839 (arm*-*-ecos-elf): Remove.
1840 (arm*-*-rtems*): Remove.
1841 (arm*-*-elf): Remove.
1842 (arm*-wince-pe*): Remove.
1843 (arm, --with-fpu): Remove support for fpa and Maverick variants.
1844 * arm/ecos-elf.h: Delete.
1845 * arm/t-strongarm-elf: Delete.
1846 * arm/rtems-elf.h: Delete.
1847 * arm/wince-pe.h: Delete.
1850 * arm/t-wince-pe: Delete.
1852 2012-06-13 Bill Schmidt <wschmidt@linux.ibm.com>
1854 PR tree-optimization/53647
1855 * tree-ssa-phiopt.c (gate_hoist_loads): Skip transformation for
1856 targets with no defined cache line size.
1858 2012-06-13 Bill Schmidt <wschmidt@linux.ibm.com>
1860 * targhooks.c (default_builtin_vectorized_conversion): Handle
1861 vec_construct, using vectype to base cost on subparts.
1862 * target.h (enum vect_cost_for_stmt): Add vec_construct.
1863 * tree-vect-stmts.c (vect_model_load_cost): Use vec_construct
1864 instead of scalar_to-vec.
1865 * config/spu/spu.c (spu_builtin_vectorization_cost): Handle
1866 vec_construct in same way as default for now.
1867 * config/i386/i386.c (ix86_builtin_vectorization_cost): Likewise.
1868 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost):
1869 Handle vec_construct, including special case for 32-bit loads.
1871 2012-06-13 Xinyu Qi <xyqi@marvell.com>
1873 * config/arm/arm.c (FL_IWMMXT2): New define.
1874 (arm_arch_iwmmxt2): New variable.
1875 (arm_option_override): Enable use of iWMMXt with VFP.
1876 Disable use of iWMMXt with NEON. Disable use of iWMMXt under
1877 Thumb mode. Set arm_arch_iwmmxt2.
1878 (arm_expand_binop_builtin): Accept VOIDmode op.
1879 (enum arm_builtins): Revise built-in fcode.
1880 (IWMMXT2_BUILTIN): New define.
1881 (IWMMXT2_BUILTIN2): Likewise.
1882 (iwmmx2_mbuiltin): Likewise.
1883 (builtin_description bdesc_2arg): Revise built in declaration.
1884 (builtin_description bdesc_1arg): Likewise.
1885 (arm_init_iwmmxt_builtins): Revise built in initialization.
1886 (arm_expand_builtin): Revise built in expansion.
1887 (arm_output_iwmmxt_shift_immediate): New function.
1888 (arm_output_iwmmxt_tinsr): Likewise.
1889 * config/arm/arm-protos.h (arm_output_iwmmxt_shift_immediate): Declare.
1890 (arm_output_iwmmxt_tinsr): Likewise.
1891 * config/arm/iwmmxt.md (WCGR0, WCGR1, WCGR2, WCGR3): New constant.
1892 (iwmmxt_psadbw, iwmmxt_walign, iwmmxt_tmrc, iwmmxt_tmcr): Delete.
1893 (rorv4hi3, rorv2si3, rordi3): Likewise.
1894 (rorv4hi3_di, rorv2si3_di, rordi3_di): Likewise.
1895 (ashrv4hi3_di, ashrv2si3_di, ashrdi3_di): Likewise.
1896 (lshrv4hi3_di, lshrv2si3_di, lshrdi3_di): Likewise.
1897 (ashlv4hi3_di, ashlv2si3_di, ashldi3_di): Likewise.
1898 (iwmmxt_tbcstqi, iwmmxt_tbcsthi, iwmmxt_tbcstsi): Likewise
1899 (*iwmmxt_clrv8qi, *iwmmxt_clrv4hi, *iwmmxt_clrv2si): Likewise.
1900 (tbcstv8qi, tbcstv4hi, tbsctv2si): New pattern.
1901 (iwmmxt_clrv8qi, iwmmxt_clrv4hi, iwmmxt_clrv2si): Likewise.
1902 (*and<mode>3_iwmmxt, *ior<mode>3_iwmmxt, *xor<mode>3_iwmmxt): Likewise.
1903 (ror<mode>3, ror<mode>3_di): Likewise.
1904 (ashr<mode>3_di, lshr<mode>3_di, ashl<mode>3_di): Likewise.
1905 (ashli<mode>3_iwmmxt, iwmmxt_waligni, iwmmxt_walignr): Likewise.
1906 (iwmmxt_walignr0, iwmmxt_walignr1): Likewise.
1907 (iwmmxt_walignr2, iwmmxt_walignr3): Likewise.
1908 (iwmmxt_setwcgr0, iwmmxt_setwcgr1): Likewise.
1909 (iwmmxt_setwcgr2, iwmmxt_setwcgr3): Likewise.
1910 (iwmmxt_getwcgr0, iwmmxt_getwcgr1): Likewise.
1911 (iwmmxt_getwcgr2, iwmmxt_getwcgr3): Likewise.
1912 (All instruction patterns): Add wtype attribute.
1913 (*iwmmxt_arm_movdi, *iwmmxt_movsi_insn): iWMMXt coexist with vfp.
1914 (iwmmxt_uavgrndv8qi3, iwmmxt_uavgrndv4hi3): Revise the pattern.
1915 (iwmmxt_uavgv8qi3, iwmmxt_uavgv4hi3): Likewise.
1916 (ashr<mode>3_iwmmxt, ashl<mode>3_iwmmxt, lshr<mode>3_iwmmxt): Likewise.
1917 (iwmmxt_tinsrb, iwmmxt_tinsrh, iwmmxt_tinsrw):Likewise.
1918 (eqv8qi3, eqv4hi3, eqv2si3, gtuv8qi3): Likewise.
1919 (gtuv4hi3, gtuv2si3, gtv8qi3, gtv4hi3, gtv2si3): Likewise.
1920 (iwmmxt_wunpckihh, iwmmxt_wunpckihw, iwmmxt_wunpckilh): Likewise.
1921 (iwmmxt_wunpckilw, iwmmxt_wunpckehub, iwmmxt_wunpckehuh): Likewise.
1922 (iwmmxt_wunpckehuw, iwmmxt_wunpckehsb, iwmmxt_wunpckehsh): Likewise.
1923 (iwmmxt_wunpckehsw, iwmmxt_wunpckelub, iwmmxt_wunpckeluh): Likewise.
1924 (iwmmxt_wunpckeluw, iwmmxt_wunpckelsb, iwmmxt_wunpckelsh): Likewise.
1925 (iwmmxt_wunpckelsw, iwmmxt_wmadds, iwmmxt_wmaddu): Likewise.
1926 (iwmmxt_wsadb, iwmmxt_wsadh, iwmmxt_wsadbz, iwmmxt_wsadhz): Likewise.
1927 (iwmmxt2.md): Include.
1928 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __IWMMXT2__.
1929 (TARGET_IWMMXT2): New define.
1930 (TARGET_REALLY_IWMMXT2): Likewise.
1931 (arm_arch_iwmmxt2): Declare.
1932 * config/arm/mmintrin.h: Use __IWMMXT__ to enable iWMMXt intrinsics.
1933 Use __IWMMXT2__ to enable iWMMXt2 intrinsics.
1934 Use C name-mangling for intrinsics.
1936 (_mm_cvtsi32_si64, _mm_andnot_si64, _mm_sad_pu8): Revise.
1937 (_mm_sad_pu16, _mm_align_si64, _mm_setwcx, _mm_getwcx): Likewise.
1938 (_m_from_int): Likewise.
1939 (_mm_sada_pu8, _mm_sada_pu16): New intrinsic.
1940 (_mm_alignr0_si64, _mm_alignr1_si64, _mm_alignr2_si64): Likewise.
1941 (_mm_alignr3_si64, _mm_tandcb, _mm_tandch, _mm_tandcw): Likewise.
1942 (_mm_textrcb, _mm_textrch, _mm_textrcw, _mm_torcb): Likewise.
1943 (_mm_torch, _mm_torcw, _mm_tbcst_pi8, _mm_tbcst_pi16): Likewise.
1944 (_mm_tbcst_pi32): Likewise.
1945 (_mm_abs_pi8, _mm_abs_pi16, _mm_abs_pi32): New iWMMXt2 intrinsic.
1946 (_mm_addsubhx_pi16, _mm_absdiff_pu8, _mm_absdiff_pu16): Likewise.
1947 (_mm_absdiff_pu32, _mm_addc_pu16, _mm_addc_pu32): Likewise.
1948 (_mm_avg4_pu8, _mm_avg4r_pu8, _mm_maddx_pi16, _mm_maddx_pu16): Likewise.
1949 (_mm_msub_pi16, _mm_msub_pu16, _mm_mulhi_pi32): Likewise.
1950 (_mm_mulhi_pu32, _mm_mulhir_pi16, _mm_mulhir_pi32): Likewise.
1951 (_mm_mulhir_pu16, _mm_mulhir_pu32, _mm_mullo_pi32): Likewise.
1952 (_mm_qmulm_pi16, _mm_qmulm_pi32, _mm_qmulmr_pi16): Likewise.
1953 (_mm_qmulmr_pi32, _mm_subaddhx_pi16, _mm_addbhusl_pu8): Likewise.
1954 (_mm_addbhusm_pu8, _mm_qmiabb_pi32, _mm_qmiabbn_pi32): Likewise.
1955 (_mm_qmiabt_pi32, _mm_qmiabtn_pi32, _mm_qmiatb_pi32): Likewise.
1956 (_mm_qmiatbn_pi32, _mm_qmiatt_pi32, _mm_qmiattn_pi32): Likewise.
1957 (_mm_wmiabb_si64, _mm_wmiabbn_si64, _mm_wmiabt_si64): Likewise.
1958 (_mm_wmiabtn_si64, _mm_wmiatb_si64, _mm_wmiatbn_si64): Likewise.
1959 (_mm_wmiatt_si64, _mm_wmiattn_si64, _mm_wmiawbb_si64): Likewise.
1960 (_mm_wmiawbbn_si64, _mm_wmiawbt_si64, _mm_wmiawbtn_si64): Likewise.
1961 (_mm_wmiawtb_si64, _mm_wmiawtbn_si64, _mm_wmiawtt_si64): Likewise.
1962 (_mm_wmiawttn_si64, _mm_merge_si64): Likewise.
1963 (_mm_torvscb, _mm_torvsch, _mm_torvscw): Likewise.
1964 (_m_to_int): New define.
1965 * config/arm/arm-cores.def (iwmmxt2): Add FL_IWMMXT2.
1966 * config/arm/arm-arches.def (iwmmxt2): Likewise.
1967 * config/arm/t-arm (MD_INCLUDES): Add marvell-f-iwmmxt.md and
1969 * config/arm/arm.md (marvell-f-iwmmxt.md): Include.
1970 (arch): Add "iwmmxt2".
1971 (arch_enabled): Handle "iwmmxt2".
1972 (wtype): New attribute.
1973 (UNSPEC_WMADDS, UNSPEC_WMADDU): Delete.
1974 (UNSPEC_WALIGNI): New unspec.
1975 * config/arm/predicates.md (imm_or_reg_operand): New predicate.
1976 * config/arm/iterators.md (VMMX2): New mode_iterator.
1977 * config/arm/marvell-f-iwmmxt.md: New file.
1978 * config/arm/iwmmxt2.md: New file.
1980 2012-06-12 Jakub Jelinek <jakub@redhat.com>
1985 * c-decl.c (build_compound_literal): Call c_incomplete_type_error
1986 if type isn't complete.
1988 2012-06-12 Uros Bizjak <ubizjak@gmail.com>
1990 * config/ia64/sync.md (fetchop_name): Change ior attribute to "or".
1992 2012-06-12 Richard Henderson <rth@redhat.com>
1994 * config/rs6000/sync.md (atomic_load, atomic_store): Use INT1 mode
1995 iterator instead of INT.
1997 2012-06-12 Bill Schmidt <wschmidt@linux.ibm.com>
1999 * opts.c: Add -fhoist-adjacent-loads to -O2 and above.
2000 * tree-ssa-phiopt.c (tree_ssa_phiopt_worker): Add argument to forward
2002 (hoist_adjacent_loads, gate_hoist_loads): New forward declarations.
2003 (tree_ssa_phiopt): Call gate_hoist_loads.
2004 (tree_ssa_cs_elim): Add parm to tree_ssa_phiopt_worker call.
2005 (tree_ssa_phiopt_worker): Add do_hoist_loads to formal arg list; call
2006 hoist_adjacent_loads.
2007 (local_mem_dependence): New function.
2008 (hoist_adjacent_loads): Likewise.
2009 (gate_hoist_loads): Likewise.
2010 * common.opt (fhoist-adjacent-loads): New switch.
2011 * Makefile.in (tree-ssa-phiopt.o): Added dependencies.
2013 2012-06-12 Michael Matz <matz@suse.de>
2015 * alias.c (nonoverlapping_component_refs_p): Take two rtx arguments.
2016 (nonoverlapping_memrefs_p): Don't call it here ...
2017 (true_dependence_1): ... but here.
2019 2012-06-12 Richard Guenther <rguenther@suse.de>
2021 * emit-rtl.c (set_mem_attributes_minus_bitpos): Remove dead code.
2022 * alias.c (ao_ref_from_mem): MEM_EXPR is conservative, MEM_OFFSET
2023 and MEM_SIZE only refines it. Reflect that and be less conservative
2024 if either of the latter is not known.
2026 2012-06-12 Jakub Jelinek <jakub@redhat.com>
2028 PR rtl-optimization/53589
2029 * cfgrtl.c (force_nonfallthru_and_redirect): Do asm_goto_edge
2030 discovery even when e->dest != target. If any LABEL_REF points
2031 to e->dest label, redirect it to target's label.
2033 2012-06-12 Chung-Lin Tang <cltang@codesourcery.com>
2035 * config/sh/sh.c (output_stack_adjust): Remove !epilogue_p
2036 condition for generating REG_FRAME_RELATED_EXPR note.
2037 (pop): Add code for generating REG_CFA_RESTORE,
2038 REG_CFA_ADJUST_CFA notes. Set RTX_FRAME_RELATED_P to 1.
2039 (sh_expand_epilogue): Use frame_insn() for FP to SP move.
2040 Set 'frame_p' of calls to output_stack_adjust() to 'true'.
2042 2012-06-11 Richard Henderson <rth@redhat.com>
2044 * config/alpha/alpha.c (HWI_HEX2): Add missing shift.
2045 * vmsdbgout.c (VMS_EPOCH_OFFSET): Add LL suffix.
2047 * config/alpha/alpha.c (alpha_trampoline_init): Split large constants.
2049 2012-06-12 Hans-Peter Nilsson <hp@axis.com>
2051 * doc/tm.texi.in (Addressing Modes) <TARGET_LEGITIMIZE_ADDRESS>:
2052 Mention that this hook needs to be defined for native TLS.
2053 * doc/tm.texi: Regenerate.
2055 2012-06-11 Mike Stump <mikestump@comcast.net>
2057 * emit-rtl.c (init_emit_once): Iterate through the
2058 MODE_PARTIAL_INT modes with MIN_MODE_PARTIAL_INT and
2059 MAX_MODE_PARTIAL_INT, as GET_MODE_WIDER_MODE doesn't step through
2060 all the MIN_MODE_PARTIAL_INT modes anymore.
2062 2012-06-12 Maxim Kuvyrkov <maxim@codesourcery.com>
2064 * gcc/config/mips/mips-tables.opt (xlp): Fix merge typo.
2066 2012-06-11 Roland McGrath <mcgrathr@google.com>
2068 * dwarf2out.c (const_ok_for_output_1): Detect a TLS UNSPEC using
2069 SYMBOL_REF_TLS_MODEL rather than DECL_THREAD_LOCAL_P, in case it's
2070 not a VAR_DECL. Also don't limit it to UNSPECs with exactly one
2073 2012-06-11 Oleg Endo <olegendo@gcc.gnu.org>
2076 * config/sh/sh.md (fmasf4): New expander.
2077 (*macsf3): Rename to fmasf4_i. Adapt to fma pattern.
2078 (mac_media): Rename to fmasf4_media. Adapt to fma pattern.
2079 * config/sh/sh.opt (mfused-madd): Remove.
2080 * config/sh/sh.c (sh_option_override): Remove mfused-madd handling.
2081 (builtin_description bdesc): Remove __builtin_sh_media_FMAC_S.
2082 * config.gcc (sh[123456789lbe]*-*-* | sh-*-*): Add fused-madd.opt
2084 * doc/invoke.texi (SH Options): Update mfused-madd and mno-fused-madd
2087 2012-06-11 Richard Henderson <rth@redhat.com>
2089 * dwarf2cfi.c (scan_trace): Handle annulled branch-taken delay slots.
2091 2012-06-11 Richard Guenther <rguenther@suse.de>
2094 * tree.c (free_lang_data_in_type): Do not clear TYPE_CONTEXT but
2095 replace it with the first non-BLOCK context.
2097 2012-06-11 Richard Guenther <rguenther@suse.de>
2099 * alias.c (aliases_everything_p): Remove.
2100 (DIFFERENT_ALIAS_SETS_P): Likewise.
2101 (true_dependence_1): Use mems_in_disjoint_alias_sets_p directly.
2102 Do not use aliases_everything_p or special-case ANDs. Do not
2103 special-case BLKmode moves.
2104 (may_alias_p): Likewise. Handle BLKmode similar like everywhere
2107 2012-06-09 Hans-Peter Nilsson <hp@axis.com>
2109 Fix CRIS build errors with --enable-build-with-cxx.
2110 * config/cris/cris.c (cris_emit_trap_for_misalignment): Rename
2111 variable "and" to "andop".
2112 * config/cris/sync.md ("atomic_fetch_<atomic_op_name><mode>"): Use
2113 temporary variable for memory model, passing C++-type-correct
2114 parameter type to expand_mem_thread_fence.
2115 ("atomic_compare_and_swap<mode>"): Ditto.
2117 2012-06-09 Richard Henderson <rth@redhat.com>
2120 * cfgcleanup.c (execute_jump): Rename from rest_of_handle_jump2.
2121 (pass_jump): Rename from pass_jump2.
2122 (execute_jump2, pass_jump2): New.
2123 * combine-stack-adj.c (rest_of_handle_stack_adjustments): Don't
2124 perform cfg cleanup here. Move the test of PUSH_ROUNDING
2125 and ACCUMULATE_OUTGOING_ARGS test...
2126 (gate_handle_stack_adjustments): ... here.
2127 * passes.c (init_optimization_passes): Update for pass_jump2 rename.
2128 Place new pass_jump2 after pass_stack_adjustments.
2129 * tree-pass.h (pass_jump): Declare.
2131 2012-06-09 Kenneth Zadeck <zadeck@naturalbridge.com>
2133 * simplify-rtx.c (simplify_const_binary_operation): Fixed shift
2136 2012-06-08 Richard Henderson <rth@redhat.com>
2139 * combine-stack-adj.c (force_move_args_size_note): Add ARGS_SIZE
2140 note to a clobber insn when no other insn is available.
2142 2012-06-08 Georg-Johann Lay <avr@gjlay.de>
2144 * config/avr/avr.c (avr_case_values_threshold): Return 7.
2146 2012-06-07 Andreas Schwab <schwab@linux-m68k.org>
2148 * genhooks.c (main): Set progname.
2149 (emit_documentation): Remove variable found_start, always bail out
2150 when a place is missing.
2151 * doc/tm.texi.in (C++ ABI): Add @hook TARGET_CXX_DECL_MANGLING_CONTEXT.
2153 2012-06-07 Jakub Jelinek <jakub@redhat.com>
2156 * omp-low.c (scan_omp): Change first argument to gimple_seq *,
2157 call walk_gimple_seq_mod instead of walk_gimple_seq.
2158 (scan_sharing_clauses, scan_omp_parallel, scan_omp_task,
2159 scan_omp_for, scan_omp_sections, scan_omp_single,
2160 execute_lower_omp): Adjust callers.
2161 (scan_omp_1_stmt): Likewise. If check_omp_nesting_restrictions
2162 returns false, replace stmt with GIMPLE_NOP.
2163 (check_omp_nesting_restrictions): Instead of issuing warnings,
2164 issue errors and return false if any errors were reported.
2166 2012-06-06 Steven Bosscher <steven@gcc.gnu.org>
2168 * doc/invoke.texi (fconserve-space): Remove documentation.
2170 2012-06-06 Edmar Wienskoski <edmar@freescale.com>
2172 * config/rs6000/rs6000-tables.opt: Regenerated.
2174 2012-06-06 Richard Guenther <rguenther@suse.de>
2176 PR tree-optimization/53081
2177 * tree-data-ref.h (adjacent_store_dr_p): Rename to ...
2178 (adjacent_dr_p): ... this and make it work for reads, too.
2179 * tree-loop-distribution.c (enum partition_kind): Add PKIND_MEMCPY.
2180 (struct partition_s): Change main_stmt to main_dr, add
2181 secondary_dr member.
2182 (build_size_arg_loc): Change to date data-reference and not
2184 (build_addr_arg_loc): New function split out from ...
2185 (generate_memset_builtin): ... here. Use it and simplify.
2186 (generate_memcpy_builtin): New function.
2187 (generate_code_for_partition): Adjust.
2188 (classify_partition): Streamline pattern detection. Detect memcpy.
2189 (ldist_gen): Adjust.
2190 (tree_loop_distribution): Adjust seed statements for memcpy
2193 2012-06-06 Matt Turner <mattst88@gmail.com>
2195 * config/arm/mmintrin.h (_mm_empty): New.
2198 2012-06-06 Richard Sandiford <r.sandiford@uk.ibm.com>
2200 * doc/invoke.texi (sched-pressure-algorithm): Document new --param.
2201 * common.opt (fsched-pressure-algorithm=): Remove.
2202 * flag-types.h (sched_pressure_algorithm): Move to...
2203 * sched-int.h (sched_pressure_algorithm): ...here.
2204 * params.def (sched-pressure-algorithm): New param.
2205 * haifa-sched.c (sched_init): Use it to initialize sched_pressure.
2206 * common/config/s390/s390-common.c (s390_option_optimization_table):
2207 Remove OPT_fsched_pressure_algorithm_ entry.
2208 * config/s390/s390.c (s390_option_override): Set a default value for
2209 PARAM_SCHED_PRESSURE_ALGORITHM.
2211 2012-06-05 Michael Meissner <meissner@linux.vnet.ibm.com>
2214 * config/rs6000/rs6000.c (rs6000_generate_compare): If we are
2215 doing an unsigned compare, make sure the second argument is not a
2217 (rs6000_emit_cmove): Don't allow floating point comparisons when
2218 generating ISEL moves.
2220 2012-06-05 Edmar Wienskoski <edmar@freescale.com>
2222 * config/rs6000/e5500.md: New file.
2223 * config/rs6000/e6500.md: New file.
2224 * config/rs6000/rs6000.c (processor_costs): Add new costs for
2226 (rs6000_option_override_internal): Altivec and Spe options not
2227 allowed with e5500. Spe options not allowed with e6500. Increase
2228 move inline limit for e5500 and e6500. Disable string instructions
2229 for e5500 and e6500. Enable branch targets alignment for e5500 and
2230 e6500. Initialize rs6000_cost for e5500 and e6500.
2231 (rs6000_adjust_cost): Add extra scheduling cycles between compare
2232 and brnach for e5500 and e6500.
2233 (rs6000_issue_rate): Set issue rate for e5500 and e6500.
2234 * config/rs6000/rs6000-cpus.def: Add cpu definitions for e5500 and
2236 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add e5500 and e6500.
2237 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce5500 and
2239 Include e5500.md and e6500.md.
2240 * config/rs6000/rs6000-opt.h (processor_type): Add
2241 PROCESSOR_PPCE5500 and PROCESSOR_PPCE6500.
2242 * config.gcc (cpu_is_64bit): Add new cores e5500, e6500.
2243 (powerpc*-*-*): Add new cores e5500, e6500.
2244 * doc/invoke.texi: (item -mcpu): Add e5500 and e6500 to list of cpus.
2246 2012-06-05 Richard Guenther <rguenther@suse.de>
2248 * tree-vect-data-refs.c (vect_analyze_data_refs): Fix last change.
2250 2012-06-05 H.J. Lu <hongjiu.lu@intel.com>
2253 * config.gcc: Select x32 run-time library if --with-abi={x32|mx32}
2254 is used for x86_64-*-*.
2256 2012-06-05 Richard Guenther <rguenther@suse.de>
2258 PR tree-optimization/30442
2259 * tree-vect-data-refs.c (vect_analyze_data_refs): For basic-block
2260 vectorization stop analysis at the first stmt we cannot compute
2261 a data-reference for instead of giving up completely.
2263 2012-06-05 Richard Guenther <rguenther@suse.de>
2265 * tree-loop-distribution.c (struct partition_s): Add has_writes member.
2266 (partition_alloc): Initialize it.
2267 (partition_has_writes): New function.
2268 (rdg_flag_uses): Adjust.
2269 (rdg_flag_vertex): Likewise.
2270 (rdg_flag_vertex_and_dependent): Likewise.
2271 (rdg_flag_loop_exits): Likewise.
2272 (build_rdg_partition_for_component): Likewise.
2273 (rdg_build_partitions): Likewise.
2275 2012-06-05 Richard Guenther <rguenther@suse.de>
2277 PR tree-optimization/53081
2278 * tree-loop-distribution.c (generate_memset_builtin): Handle all
2279 kinds of byte-sized stores.
2280 (classify_partition): Likewise.
2281 (tree_loop_distribution): Adjust seed statements used for
2282 !flag_tree_loop_distribution.
2284 2012-06-05 Alan Modra <amodra@gmail.com>
2286 * config/rs6000/rs6000.c (ptr_regno_for_savres): Comment.
2287 (rs6000_emit_prologue): Ensure register used for inline saves
2288 of vector regs is not the static chain register. Revise comment.
2290 2012-06-04 Oleg Endo <olegendo@gcc.gnu.org>
2292 * doc/md.texi (Standard Pattern Names For Generation): Document
2295 2012-06-04 H.J. Lu <hongjiu.lu@intel.com>
2298 * config/i386/i386.c (ix86_sched_reorder) Skip debug insns.
2300 2012-06-04 Jason Merrill <jason@redhat.com>
2302 * dwarf2out.c (is_unit_die): New.
2303 (copy_declaration_context, copy_ancestor_tree): Use it.
2304 (copy_decls_walk): Likewise.
2306 2012-06-04 Paolo Carlini <paolo.carlini@oracle.com>
2309 * doc/invoke.texi (Wenum-compare): Update documentation.
2311 2012-06-04 Dodji Seketeli <dodji@redhat.com>
2313 PR preprocessor/53463
2314 * parser.c (cp_parser_assignment_expression): Use the location
2315 for the '=' as the default location for the expression.
2317 2012-06-04 Edmar Wienskoski <edmar@freescale.com>
2320 * config/rs6000/altivec.md (altivec_stvlx): Change machine mode of
2322 (altivec_stvlxl): Ditto.
2323 (altivec_stvrx): Ditto.
2324 (altivec_stvrxl): Ditto.
2326 2012-06-04 Vladimir Makarov <vmakarov@redhat.com>
2328 * ira-int.h (struct target_ira_int): Add member x_ira_uniform_class_p.
2329 (ira_uniform_class_p): New macro.
2331 * ira.c (setup_uniform_class_p): New function.
2332 (setup_allocno_and_important_classes): Call the function.
2333 (print_unform_and_important_classes): New function.
2334 (print_classes): Rename to print_translated_classes.
2335 (ira_debug_allocno_classes): Add call of
2336 print_unform_and_important_classes.
2338 * ira-costs.c (setup_regno_cost_classes_by_aclass): Use uniform
2339 classes instead of pressure classes.
2341 2012-06-04 Aldy Hernandez <aldyh@redhat.com>
2344 * trans-mem.c (expand_block_edges): Do not skip the first
2345 statement when resetting the BB.
2347 2012-06-04 Richard Guenther <rguenther@suse.de>
2349 * tree-data-ref.c (stores_from_loop): Remove.
2350 (stmt_with_adjacent_zero_store_dr_p): Likewise.
2351 (stores_zero_from_loop): Likewise.
2352 * tree-data-ref.h (stores_from_loop, stores_zero_from_loop,
2353 stmt_with_adjacent_zero_store_dr_p, stride_of_unit_type_p): Remove.
2354 (adjacent_store_dr_p): New function.
2355 * tree-loop-distribution.c (generate_memset_builtin): Pass
2356 the RDG, use the already available data-reference.
2357 (generate_code_for_partition): Pass down RDG.
2358 (classify_partition): Inline parts of the former
2359 stmt_with_adjacent_zero_store_dr_p here and use adjacent_store_dr_p.
2360 (ldist_gen): Remember if there was any detected builtin and
2361 do less work if not and flag_tree_loop_distribution is not set.
2362 (tree_loop_distribution): Inline and fuse stores_from_loop
2363 and stores_zero_from_loop here.
2365 2012-06-04 Richard Guenther <rguenther@suse.de>
2368 * dwarf2out.c (dwarf2out_finish): If generating LTO do not
2369 create new assembler names.
2371 2012-06-04 Richard Guenther <rguenther@suse.de>
2373 * tree-data-ref.c (struct rdg_vertex_info): Remove.
2374 (rdg_vertex_for_stmt): Simplify using gimple_uid.
2375 (create_rdg_vertices): Pass loop argument, remove stmt to RDG index
2376 hashtable. Record stmt data-references.
2377 (hash_stmt_vertex_info): Remove.
2378 (eq_stmt_vertex_info): Likewise.
2379 (hash_stmt_vertex_del): Likewise.
2380 (build_empty_rdg): Simplify.
2381 (build_rdg): Adjust.
2382 (free_rdg): Likewise.
2383 (ref_base_address): Remove.
2384 (have_similar_memory_accesses): Likewise.
2385 * tree-data-ref.h (create_rdg_vertices): Remove.
2386 (struct rdg_vertex): Add datarefs member.
2387 (RDGV_DATAREFS): New define.
2388 (RDG_DATAREFS): Likewise.
2389 (have_similar_memory_accesses): Remove.
2390 (rdg_has_similar_memory_accesses): Likewise.
2391 * tree-loop-distribution.c (ref_base_address): Re-implement here.
2392 (similar_memory_accesses): Re-implement using existing data-references.
2393 (tree_loop_distribution): Initialize stmt uids for the stmt to
2395 * tree-vect-loop.c (vect_create_epilog_for_reduction): Only
2396 access stmt vinfo for stmts in loop.
2398 2012-06-04 Andreas Schwab <schwab@linux-m68k.org>
2401 * config/m68k/m68k.md ("tablejump"): Fix check for
2402 CASE_VECTOR_PC_RELATIVE.
2404 2012-06-04 Steven Bosscher <steven@gcc.gnu.org>
2406 * output.h (merge_weak, assemble_alias,
2407 initializer_constant_valid_p,
2408 initializer_constant_valid_for_bitfield_p): Move protos from here...
2409 * tree.h: ... to here.
2410 * cgraphclones.c: Do not include output.h.
2411 * gimplify.c: Likewise.
2412 * reload.c: Likewise.
2413 * recog.c: Likewise.
2414 * tree-ssa-loop-ivopts.c: Likewise.
2415 * tree-switch-conversion.c: Likewise.
2416 * c-parser.c: Likewise.
2417 * c-typeck.c: Likewise.
2418 * Makefile.in: Fix dependencies.
2420 2012-06-04 Georg-Johann Lay <avr@gjlay.de>
2423 * config/avr/avr-stdint.h: New file.
2424 * config.gcc (avr-*-*,tm_file): Use avr/avr-stdint.h instead of
2427 2012-06-04 Jakub Jelinek <jakub@redhat.com>
2429 PR tree-optimization/53550
2430 * tree-ssa-loop-niter.c (number_of_iterations_cond): If type
2431 is POINTER_TYPE_P, use sizetype as step type instead of type.
2433 2012-06-04 Richard Guenther <rguenther@suse.de>
2435 * tree-data-ref.c (have_similar_memory_accesses_1): Remove.
2436 (ref_base_address_1): Likewise.
2437 (remove_similar_memory_refs): Likewise.
2438 * tree-data-ref.h (remove_similar_memory_refs): Remove.
2439 * tree-loop-distribution.c (classify_partition): Do not classify
2440 as builtin if -ftree-loop-distribute-patterns is not enabled.
2441 (fuse_partitions_with_similar_memory_accesses): Inline ...
2442 (ldist_gen): ... here. Fuse all non-builtin partitions if
2443 -ftree-loop-distribution is not enabled. Properly return
2444 the number of created partitions. Do not update SSA form here but ...
2445 (tree_loop_distribution): ... once here for the whole function.
2446 Only walk innermost loops, constrain loops we consider here
2447 further. Do not call remove_similar_memory_refs.
2448 (distribute_loop): Do not check number of loop nodes here.
2450 2012-06-04 Steven Bosscher <steven@gcc.gnu.org>
2452 * Makefile.in (GIMPLE_H): Do not depend on TARGET_H.
2454 2012-06-03 Martin Jambor <mjambor@suse.cz>
2456 * ipa-prop.h (ipa_get_jf_known_type_offset): New function.
2457 (ipa_get_jf_known_type_base_type): Likewise.
2458 (ipa_get_jf_known_type_component_type): Likewise.
2459 (ipa_get_jf_constant): Likewise.
2460 (ipa_get_jf_pass_through_formal_id): Likewise.
2461 (ipa_get_jf_pass_through_operation): Likewise.
2462 (ipa_get_jf_ancestor_offset): Likewise.
2463 (ipa_get_jf_ancestor_type): Likewise.
2464 (ipa_get_jf_ancestor_formal_id): Likewise.
2465 (ipa_get_jf_member_ptr_pfn): Likewise.
2466 * ipa-prop.c (ipa_set_jf_known_type): New function.
2467 (ipa_set_jf_constant): Likewise.
2468 (ipa_set_jf_simple_pass_through): Likewise.
2469 (ipa_set_jf_arith_pass_through): Likewise.
2470 (ipa_set_ancestor_jf): Likewise.
2471 (fill_member_ptr_cst_jump_function): Moved up and renamed to
2472 ipa_set_jf_member_ptr_cst.
2473 (detect_type_change_1): Use the new jump function creation functions.
2474 (compute_complex_assign_jump_func): Likewise.
2475 (compute_complex_ancestor_jump_func): Likewise.
2476 (compute_known_type_jump_func): Likewise.
2477 (compute_scalar_jump_functions): Likewise.
2478 (compute_pass_through_member_ptrs): Likewise.
2479 (determine_cst_member_ptr): Likewise.
2480 (combine_known_type_and_ancestor_jfs): Likewise.
2481 (try_make_edge_direct_simple_call): Likewise.
2482 (try_make_edge_direct_virtual_call): Likewise.
2483 (update_indirect_edges_after_inlining): Likewise.
2484 * ipa-cp.c (ipa_get_jf_pass_through_result): Use jump function
2485 access functions. Incorporat NOP_EXPR and BINFO handling from its
2487 (ipa_get_jf_ancestor_result): Likewise. Incorporate handling BINFOs
2488 which was in its callers.
2489 (ipa_value_from_jfunc): Use jump function access functions. Some
2490 functionality moved to functions above.
2491 (propagate_vals_accross_ancestor): Likewise.
2492 (propagate_vals_accross_pass_through): Use jump function access
2494 (propagate_accross_jump_function): Likewise.
2495 * ipa-inline-analysis.c (remap_edge_change_prob): Use jump function
2497 (inline_merge_summary): Likewise.
2499 2012-06-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2501 * config/pa/pa.h (MAX_PCREL17F_OFFSET): Define.
2502 * config/pa/pa.c (pa_attr_length_millicode_call): Use
2503 MAX_PCREL17F_OFFSET instead of fixed offset.
2504 (pa_attr_length_call): Likewise.
2505 (pa_attr_length_indirect_call): Likewise.
2507 2012-06-03 Oleg Endo <olegendo@gcc.gnu.org>
2510 * config/sh/sh.opt (mfsca, mfsrra): New options.
2511 * config/sh/sh.md (rsqrtsf2): Use TARGET_FPU_ANY and TARGET_FSRRA
2513 (fsca): Use TARGET_FPU_ANY and TARGET_FSCA condition.
2514 (sinssf2, cossf2): Fold expanders to ...
2515 (sincossf3): ... this new expander. Use TARGET_FPU_ANY and
2516 TARGET_FSCA condition.
2517 * config/sh/sh.c (sh_option_override): Handle TARGET_FSRRA and
2519 * doc/invoke.texi (SH Options): Add descriptions for -mfsca,
2520 -mno-fsca, -mfsrra, -mno-fsrra.
2522 2012-06-03 Matt Turner <mattst88@gmail.com>
2524 * config/mips/4600.md (r4700_imul_si): New.
2525 (r4700_imul_di): New.
2526 (r4700_fmul_single): New.
2527 (r4700_fmul_double): New.
2528 * config/mips/mips-cpus.def: Add r4700.
2529 * config/mips/mips.c: Likewise.
2530 * config/mips/mips.md: Likewise.
2531 * config/mips/mips-tables.opt: Regenerate.
2533 2012-06-02 Steven Bosscher <steven@gcc.gnu.org>
2535 * config/sparc/sparc.h (INITIAL_ELIMINATION_OFFSET): Split out to
2536 new function sparc_initial_elimination_offset.
2537 * config/sparc/sparc.c (sparc_initial_elimination_offset): New
2539 * config/sparc/sparc-protos.h (sparc_initial_elimination_offset):
2542 2012-06-02 Kenneth Zadeck <zadeck@naturalbridge.com>
2544 * expmed.c (expand_mult, choose_multiplier): Change
2545 "2 * HOST_BITS_PER_WIDE_INT" to "HOST_BITS_PER_DOUBLE_INT".
2546 * expr.c (convert_modes): Likewise.
2547 * explow.c (plus_constant): Likewise.
2548 * fixed-value.c (fixed_saturate1, fixed_saturate2)
2549 (do_fixed_add, do_fixed_multiply, do_fixed_multiply)
2550 (do_fixed_multiply, do_fixed_multiply, do_fixed_divide)
2551 (do_fixed_divide, do_fixed_divide, do_fixed_divide)
2552 (do_fixed_divide, do_fixed_divide, do_fixed_shift, do_fixed_shift)
2553 (do_fixed_shift, fixed_convert, fixed_convert)
2554 (fixed_convert_from_int, fixed_convert_from_int)
2555 (fixed_convert_from_real): Likewise.
2556 * fold-const.c (fold_convert_const_int_from_fixed, sign_bit_p)
2557 (native_interpret_int, fold_binary_loc, fold_ternary_loc): Likewise.
2558 * varasm.c (output_constructor_bitfield): Likewise.
2559 * tree-vrp.c (register_edge_assert_for_2): Likewise.
2560 * double-int.c (rshift_double, lshift_double): Likewise.
2561 * double-int.h (double_int_fits_in_uhwi_p, double_int, double_int):
2563 * simplify-rtx.c (mode_signbit_p)
2564 (simplify_const_unary_operation, simplify_binary_operation_1)
2565 (simplify_immed_subreg): Likewise.
2566 * builtins.c (c_readstr, fold_builtin_bitop): Likewise.
2567 * tree-vect-generic.c (build_replicated_const): Likewise.
2568 * dbxout.c (stabstr_O): Likewise.
2569 * emit-rtl.c (immed_double_int_const, immed_double_const)
2570 (gen_lowpart_common, init_emit_once): Likewise.
2571 * tree.c (integer_pow2p, tree_log2, tree_floor_log2)
2572 (widest_int_cst_value, upper_bound_in_type): Likewise.
2573 * stor-layout.c (initialize_sizetypes, fixup_signed_type)
2574 (fixup_unsigned_type): Likewise.
2575 * real.c (real_to_integer2, real_from_integer): Likewise.
2576 * dwarf2out.c (size_of_loc_descr, size_of_die, output_die)
2577 (clz_loc_descriptor, mem_loc_descriptor): Likewise.
2579 2012-06-01 Eric Botcazou <ebotcazou@adacore.com>
2582 * fold-const.c (fold_binary_loc): Refine previous change.
2584 2012-06-01 Olivier Hainque <hainque@adacore.com>
2586 * config/rs6000/vxworks.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Restore
2587 the "do {" part of the do-while(0) loop.
2589 2012-06-01 Yuri Rumyantsev <yuri.s.rumyantsev@intel.com>
2591 * config/i386/i386.c (x86_sched_reorder): New function.
2592 Added new function x86_sched_reorder.
2594 2012-06-01 Richard Guenther <rguenther@suse.de>
2596 * tree-loop-distribution.c (stmt_has_scalar_dependences_outside_loop):
2598 (classify_partition): Likewise.
2600 2012-06-01 Richard Guenther <rguenther@suse.de>
2602 * tree-loop-distribution.c (enum partition_kind): New enum.
2603 (struct partition_s): Add kind and main_stmt members.
2604 (partition_alloc): Initialize kind to PKIND_NORMAL.
2605 (partition_builtin_p): New function.
2606 (copy_loop_before): Remove failure path and assert instead.
2607 (generate_loops_for_partition): Likewise.
2608 (generate_memset_zero): Fold into ...
2609 (generate_memset_builtin): ... this.
2610 (classify_partition): New function with code from
2611 can_generate_builtin and generate_builtin.
2612 (generate_builtin): Remove.
2613 (can_generate_builtin): Likewise.
2614 (fuse_partitions_with_similar_memory_accesses): Call
2615 partition_builtin_p instead of can_generate_builtin.
2616 (rdg_build_partitions): Do not call
2617 fuse_partitions_with_similar_memory_accesses here...
2618 (ldist_gen): ... but here after classifying all partitions.
2619 Remove failure path of generate_code_for_partition.
2620 (generate_code_for_partition): Generate code according
2621 to partition classification.
2623 2012-06-01 Manuel López-Ibáñez <manu@gcc.gnu.org>
2624 Jonathan Wakely <jwakely.gcc@gmail.com>
2627 * doc/invoke.texi (Warning Options): Explain purpose and differences
2628 between -Wmissing-prototypes and -Wmissing-declarations.
2630 2012-06-01 Christian Bruel <christian.bruel@st.com>
2632 * gcc.c (save_switch): Add user_p parameter.
2633 (read_specs): Likewise.
2634 (set_specs): Likewise.
2635 (validate_switches): Likewise.
2636 (validate_switches_from_spec): Likewise.
2637 (validate_all_switches): Pass on user_p parameter.
2638 (struct spec_list): Add user_p field.
2639 (struct switchstr): Add known field.
2640 (save_switch): Add known parameter.
2641 (INIT_STATIC_SPEC): Initialize user_p;
2642 (driver_unknown_option_callbac): call save_switch if
2643 OPT_SPECIAL_unknown.
2644 (driver_handle_option): Propagate OPT_specs.
2645 (do_spec_1): Set validated only if known.
2646 (check_live_switch): Likewise.
2647 (validate_switches): Set validated if known or user_spec.
2649 2012-06-01 Hans-Peter Nilsson <hp@axis.com>
2651 Add CRIS atomic patterns for 1, 2, and 4 bytes.
2652 * config/cris/cris.c (cris_emit_trap_for_misalignment): New function.
2653 * config/cris/cris-protos.h: Declare it.
2654 * config/cris/cris.h [!TARGET_DEFAULT, TARGET_CPU_DEFAULT == 32]
2655 (TARGET_DEFAULT): Add alignment by 32.
2656 [!TARGET_DEFAULT, TARGET_CPU_DEFAULT == 10] (TARGET_DEFAULT): New
2657 case, as TARGET_CPU_DEFAULT == 0 but with alignment as for
2658 TARGET_CPU_DEFAULT == 32.
2659 (TARGET_TRAP_UNALIGNED_ATOMIC): New macro.
2660 * config/cris/cris.md: Include sync.md. Avoid allocating specific
2661 numbers by replacing the define_constants for all UNSPECs with the
2662 equivalent define_c_enum construct.
2663 * config/cris/cris.opt (mtrap-unaligned-atomic): New option.
2664 * config/cris/sync.md: New file.
2666 2012-05-31 Matt Turner <mattst88@gmail.com>
2668 * config/mips/4600.md (r4600_imul_si): Rename from r4600_imul.
2669 (r4600_imul_di): New.
2670 (r4600_idiv_si): Rename from r4600_idiv.
2671 (r4600_idiv_di): New.
2673 2012-05-31 Steven Bosscher <steven@gcc.gnu.org>
2675 * output.h (__gcc_host_wide_int__): Move to hwint.h.
2676 (decl_default_tls_model): Move to tree.h
2677 (dump_file): Move to system.h.
2678 (default_stabs_asm_out_destructor, default_stabs_asm_out_constructor,
2679 dbxout_int, dbxout_stabd, dbxout_begin_stabn, dbxout_begin_stabn_sline,
2680 dbxout_begin_empty_stabs, dbxout_begin_simple_stabs,
2681 dbxout_begin_simple_stabs_desc, dbxout_stab_value_zero,
2682 dbxout_stab_value_zero, dbxout_stab_value_label_diff,
2683 dbxout_stab_value_internal_label,
2684 dbxout_stab_value_internal_label_diff): Move from here ...
2685 * dbxout.h: ... to here.
2686 * system.h (dump_file): Moved here from output.h.
2687 * hwint.h (__gcc_host_wide_int__): Moved here from output.h.
2688 * tree.h (decl_default_tls_model): Moved here from output.h.
2689 * varasm.c (default_stabs_asm_out_destructor,
2690 default_stabs_asm_out_constructor): Move from here ...
2691 * dbxout.c: ... to here.
2693 * gcov-dump.c (dump_file): Rename to dump_gcov_file. Update callers.
2695 * collect2.h (dump_file): Rename to dump_ld_file.
2696 * collect2.c: Likewise.
2697 * tlink.c: Likewise.
2699 * alias.c: Do not include output.h.
2700 * auto-inc-dec.c: Likewise.
2701 * bt-load.c: Likewise.
2702 * caller-save.c: Likewise.
2704 * cfgbuild.c: Likewise.
2705 * cfgcleanup.c: Likewise.
2706 * cfglayout.c: Likewise.
2707 * cfgloop.c: Likewise.
2708 * cfgloopanal.c: Likewise.
2709 * cfgloopmanip.c: Likewise.
2710 * cfgrtl.c: Likewise.
2711 * cgraph.c: Likewise.
2712 * cgraphclones.c: Likewise.
2713 * combine-stack-adj.c: Likewise.
2714 * combine.c: Likewise.
2715 * cprop.c: Likewise.
2717 * cselib.c: Likewise.
2718 * dbgcnt.c: Likewise.
2719 * df-problems.c: Likewise.
2720 * df-scan.c: Likewise.
2721 * dojump.c: Likewise.
2722 * fwprop.c: Likewise.
2724 * graph.c: Likewise.
2725 * haifa-sched.c: Likewise.
2726 * hw-doloop.c: Likewise.
2727 * ipa-inline-transform.c: Likewise.
2728 * ipa-pure-const.c: Likewise.
2729 * ipa-reference.c: Likewise.
2730 * ipa-utils.c: Likewise.
2731 * ira-build.c: Likewise.
2732 * ira-emit.c: Likewise.
2734 * loop-doloop.c: Likewise.
2735 * loop-invariant.c: Likewise.
2736 * loop-iv.c: Likewise.
2737 * loop-unroll.c: Likewise.
2738 * loop-unswitch.c: Likewise.
2739 * lto-cgraph.c: Likewise.
2740 * lto-section-in.c: Likewise.
2741 * lto-streamer-in.c: Likewise.
2743 * mode-switching.c: Likewise.
2744 * postreload-gcse.c: Likewise.
2745 * postreload.c: Likewise.
2746 * predict.c: Likewise.
2747 * profile.c: Likewise.
2749 * reg-stack.c: Likewise.
2750 * regcprop.c: Likewise.
2751 * regmove.c: Likewise.
2752 * regstat.c: Likewise.
2753 * reload1.c: Likewise.
2754 * sched-ebb.c: Likewise.
2755 * sel-sched-dump.c: Likewise.
2756 * simplify-rtx.c: Likewise.
2757 * stor-layout.c: Likewise.
2758 * store-motion.c: Likewise.
2759 * tracer.c: Likewise.
2760 * tree-affine.c: Likewise.
2761 * tree-cfg.c: Likewise.
2762 * tree-cfgcleanup.c: Likewise.
2763 * tree-dfa.c: Likewise.
2764 * tree-into-ssa.c: Likewise.
2765 * tree-nomudflap.c: Likewise.
2766 * tree-optimize.c: Likewise.
2767 * tree-pretty-print.c: Likewise.
2768 * tree-profile.c: Likewise.
2769 * tree-ssa-address.c: Likewise.
2770 * tree-ssa-ccp.c: Likewise.
2771 * tree-ssa-copy.c: Likewise.
2772 * tree-ssa-dom.c: Likewise.
2773 * tree-ssa-loop-ch.c: Likewise.
2774 * tree-ssa-loop-im.c: Likewise.
2775 * tree-ssa-loop-manip.c: Likewise.
2776 * tree-ssa-loop-niter.c: Likewise.
2777 * tree-ssa-loop-prefetch.c: Likewise.
2778 * tree-ssa-loop-unswitch.c: Likewise.
2779 * tree-ssa-loop.c: Likewise.
2780 * tree-ssa-propagate.c: Likewise.
2781 * tree-ssa-structalias.c: Likewise.
2782 * tree-ssa-tail-merge.c: Likewise.
2783 * tree-ssa-threadedge.c: Likewise.
2784 * tree-ssa-threadupdate.c: Likewise.
2785 * tree-ssa-uncprop.c: Likewise.
2786 * tree-ssa-uninit.c: Likewise.
2787 * tree-ssa.c: Likewise.
2788 * value-prof.c: Likewise.
2789 * var-tracking.c: Likewise.
2792 * config/m32r/m32r.c: Include dbxout.h.
2793 * config/pa/pa.c: Likewise.
2794 * config/rs6000/rs6000.c: Likewise.
2796 * Makefile.in: Fix dependencies.
2797 * config/rs6000/t-rs5000: Likewise.
2799 2012-05-31 Aldy Hernandez <aldyh@redhat.com>
2801 * tree-ssa-loop-im.c (execute_sm): Do not check flag_tm.
2802 * gimple.h (block_in_transaction): Check for flag_tm.
2804 2012-05-31 Aldy Hernandez <aldyh@redhat.com>
2806 PR tree-optimization/52558
2807 * cfg.c (alloc_aux_for_edge): Fix comment.
2808 (alloc_aux_for_edge): Remove static.
2809 * basic-block.h (alloc_aux_for_edge): Protoize.
2810 * tree-ssa-loop-im.c (execute_sm_if_changed): New.
2811 (execute_sm_if_changed_flag): New.
2812 (execute_sm_if_changed_flag_set): New.
2813 (execute_sm): Do not generate data races unless requested.
2814 (tree_ssa_lim_initialize): Call alloc_aux_for_edges.
2815 (tree_ssa_lim_finalize): Call free_aux_for_edges.
2816 * gimple.h (block_in_transaction): New.
2817 (gimple_in_transaction): Use block_in_transaction.
2819 2012-05-31 Georg-Johann Lay <avr@gjlay.de>
2822 * config/avr/avr.opt (-msp8): Document it.
2823 * doc/invoke.texi (AVR Options): Ditto. And document related
2826 2012-05-31 Diego Novillo <dnovillo@google.com>
2828 * configure.ac (CXX_FOR_BUILD): Define and substitute.
2829 (BUILD_CXXFLAGS): Define and substitute.
2830 * Makefile.in (BUILD_CXXFLAGS): Define.
2831 (CXX_FOR_BUILD): Define.
2832 (COMPILER_FOR_BUILD): Set to CXX_FOR_BUILD if building with C++.
2833 (LINKER_FOR_BUILD): Likewise.
2834 (BUILD_COMPILERFLAGS): Set to BUILD_CXXFLAGS if building with C++.
2835 (BUILD_LINKERFLAGS): Likewise.
2836 * configure: Regenerate.
2838 2012-05-31 Steven Bosscher <steven@gcc.gnu.org>
2840 * Makefile.in: Fix many dependencies.
2841 * tree-profile.c: Don't include regs.h.
2842 * tree-vectorizer.c: Don't include cfglayout.h.
2843 * tree-vect-stmts.c: Likewise.
2844 * tree-vect-slp.c: Likewise.
2845 * tree-vect-loop.c: Likewise.
2846 * reg-stack.c: Likewise.
2847 * tree-ssa-loop-manip.c: Likewise.
2848 * toplev.c: Likewise.
2849 * varasm.c: Don't include cfglayout.h, basic-block.h,
2850 and tree-iterator.h.
2851 * tree-cfgcleanup.c: Don't include cfglayout.h.
2852 * passes.c: Don't include cfglayout.h, dwarf2asm.h,
2853 dwarf2out.h, dbxout.h, sdbout.h, and xcoffout.h.
2854 * cgraphclones.c: Don't include plugin.h.
2856 2012-05-31 Georg-Johann Lay <avr@gjlay.de>
2858 * config/avr/t-avr: Correct avr-mmcu.texi dependencies.
2859 (s-avr-mmcu-texi): Don't sed on gen-avr-mmcu-texi output.
2860 * doc/avr-mmcu.texi (svn:eol-style): Set to native.
2862 2012-05-31 Richard Guenther <rguenther@suse.de>
2864 * tree-loop-distribution.c (struct partition_s): New struct,
2865 typedef and vector type.
2866 (partition_alloc, partition_free): New functions.
2867 (generate_loops_for_partition, generate_builtin,
2868 generate_code_for_partition, rdg_flag_uses, rdg_flag_vertex,
2869 rdg_flag_vertex_and_dependent, rdg_flag_loop_exits,
2870 build_rdg_partition_for_component, can_generate_builtin,
2871 similar_memory_accesses, fuse_partitions_with_similar_memory_accesses,
2872 rdg_build_partitions, dump_rdg_partitions, debug_rdg_partitions,
2873 number_of_rw_in_partition, partition_contains_all_rw,
2874 ldist_gen): Use partition_t instead of bitmap.
2876 2012-05-31 Georg-Johann Lay <avr@gjlay.de>
2878 * config/avr/gen-avr-mmcu-texi.c: Sort MCUs.
2879 * doc/avr-mmcu.texi: Regenerate.
2881 2012-05-31 Richard Guenther <rguenther@suse.de>
2883 * tree-loop-distribution.c (stmt_has_scalar_dependences_outside_loop):
2884 Use FOR_EACH_SSA_DEF_OPERAND.
2885 (generate_builtin): Adjust.
2886 (stmt_generated_in_another_partition): Remove.
2887 (add_scalar_computations_to_partition): Likewise.
2888 (rdg_build_partitions): Do not call
2889 add_scalar_computations_to_partition.
2891 2012-05-31 Eric Botcazou <ebotcazou@adacore.com>
2893 * tree-dfa.c (get_ref_base_and_extent): Compute the offset using
2894 double ints throughout.
2895 * tree-sra.c (build_user_friendly_ref_for_offset) <RECORD_TYPE>:
2896 Check that the position of the field is representable as an integer.
2898 2012-05-31 Richard Guenther <rguenther@suse.de>
2900 * tree-data-ref.c (dr_analyze_innermost): Properly convert
2901 the MEM_REF offset to sizetype.
2903 2012-05-31 Georg-Johann Lay <avr@gjlay.de>
2905 * doc/invoke.texi (AVR Options): Fix typos.
2907 2012-05-31 Hans-Peter Nilsson <hp@axis.com>
2909 * config/cris/cris.h (CC1_SPEC): Pass through all -march=
2911 (ASM_SPEC): Ditto, not just -march=v32, but translate non-v10,
2912 non-v32 into --march=v0_v10.
2914 2012-05-31 Richard Sandiford <rdsandiford@googlemail.com>
2916 * ira-int.h (target_ira_int): Rename x_move_cost to
2917 x_ira_register_move_cost, x_may_move_in_cost to
2918 x_ira_may_move_in_cost and x_may_move_out_cost to
2919 x_ira_may_move_out_cost. Delete the old fields with
2920 those names and also x_ira_max_register_move_cost,
2921 x_ira_max_may_move_in_cost and x_ira_max_may_move_out_cost.
2922 (move_cost, may_move_in_cost, may_move_out_cost)
2923 (ira_max_register_move_cost, ira_max_may_move_in_cost)
2924 (ira_max_may_move_out_cost): Delete.
2925 * ira.c (init_move_cost): Rename to...
2926 (ira_init_register_move_cost): ...this, deleting the old
2927 function with that name. Apply above variable renamings.
2928 Retain asserts for null fields.
2929 (ira_init_once): Don't initialize register move costs here.
2930 (free_register_move_costs): Apply above variable renamings.
2931 Remove code for deleted fields.
2933 2012-05-31 Richard Sandiford <rdsandiford@googlemail.com>
2935 * ira.c (init_move_cost): Adjust choice of subclasses to match
2936 the current ira_init_register_move_cost choice. Use
2937 ira_class_subset_p instead of reg_class_subset_p.
2938 (ira_init_register_move_cost): Assert that move_cost,
2939 may_move_in_cost and may_move_out_cost already hold the desired
2940 values for their ira_* equivalents. For the latter two,
2941 ignore classes that can't store a register of the given mode.
2943 2012-05-31 Richard Sandiford <rdsandiford@googlemail.com>
2945 * ira.c (setup_allocno_and_important_classes): Use
2946 ira_class_hard_regs_num to check whether a class has any
2947 allocatable registers.
2948 (ira_init_register_move_cost): Likewise.
2950 2012-05-31 Richard Sandiford <rdsandiford@googlemail.com>
2952 * ira.c (init_move_cost): Adjust local variable names to match
2953 file conventions. Use ira_assert instead of gcc_assert.
2955 2012-05-31 Richard Sandiford <rdsandiford@googlemail.com>
2957 * regs.h (move_table, move_cost, may_move_in_cost, may_move_out_cost):
2958 Move these definitions and associated target_globals fields to...
2959 * ira-int.h: ...here.
2960 * rtl.h (init_move_cost): Delete.
2961 * reginfo.c (last_mode_for_init_move_cost, init_move_cost): Move to...
2962 * ira.c: ...here, making the latter static.
2964 2012-05-31 Richard Sandiford <rdsandiford@googlemail.com>
2966 * ira-costs.c (copy_cost): Use ira_init_register_move_cost_if_necessary
2967 and ira_register_move_cost instead of init_move_cost and move_cost.
2969 2012-05-31 Richard Sandiford <rdsandiford@googlemail.com>
2971 * ira.h (target_ira): Delete x_ira_available_class_regs.
2972 (ira_available_class_regs): Delete.
2973 * ira.c (setup_available_class_regs): Delete.
2974 (setup_alloc_classes): Don't call it.
2975 (setup_pressure_classes): Use ira_class_hard_regs_num instead of
2976 ira_available_class_regs.
2977 * haifa-sched.c (print_curr_reg_pressure, setup_insn_reg_pressure_info)
2978 (model_spill_cost): Likewise.
2979 * ira-build.c (low_pressure_loop_node_p): Likewise.
2980 * ira-color.c (color_pass): Likewise.
2981 * ira-emit.c (change_loop): Likewise.
2982 * ira-lives.c (inc_register_pressure, dec_register_pressure)
2983 (single_reg_class, ira_implicitly_set_insn_hard_regs)
2984 (process_bb_node_lives): Likewise.
2985 * loop-invariant.c (gain_for_invariant): Likewise.
2987 2012-05-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2990 * config/pa/pa.c (TARGET_SECTION_TYPE_FLAGS): Define.
2991 (pa_section_type_flags): New.
2992 (pa_legitimate_constant_p): Revert previous change.
2994 2012-05-30 Steven Bosscher <steven@gcc.gnu.org>
2996 * ira.c (allocate_initial_values): Make static.
2998 2012-05-30 Uros Bizjak <ubizjak@gmail.com>
3000 * config/i386/i386.c (legitimize_tls_address) <TLS_MODEL_INITIAL_EXEC>:
3001 Generate tls_initial_exec_64_sun only when !TARGET_X32.
3003 2012-05-30 Richard Guenther <rguenther@suse.de>
3006 * fold-const.c (fold_binary_loc): Make sure to call
3007 fold_plusminus_mult_expr with the original sign of operands.
3009 2012-05-30 Steven Bosscher <steven@gcc.gnu.org>
3011 * Makefile.in: Fix many dependencies.
3012 (DWARF2_H): Depend on dwarf2.def.
3013 (RTL_ERROR_H): Depend on rtl-error.h.
3014 (TREE_PRETTY_PRINT_H, GIMPLE_PRETTY_PRINT_H): New. Replace
3015 all gimple-pretty-print.h and tree-pretty-print.h references.
3017 2012-05-30 Marc Glisse <marc.glisse@inria.fr>
3019 * simplify-rtx.c (simplify_binary_operation_1): Optimize shuffle of
3022 2012-05-30 Richard Guenther <rguenther@suse.de>
3025 * tree-emutls.c (gen_emutls_addr): Do not add globals to
3028 2012-05-30 Eric Botcazou <ebotcazou@adacore.com>
3030 * explow.c (probe_stack_range): Restore simple control flow and stop
3031 again when the probe cannot be generated if HAVE_check_stack.
3033 2012-05-30 Jakub Jelinek <jakub@redhat.com>
3035 PR rtl-optimization/53519
3036 * combine.c (simplify_shift_const_1) <case NOT>: Use constm1_rtx
3037 instead of GEN_INT (GET_MODE_MASK (mode)) as second operand of XOR.
3039 2012-05-30 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
3041 * config/arm/arm.c (arm_evpc_neon_vrev): Adjust off by one error.
3043 2012-05-29 Jack Howarth <howarth@bromo.med.uc.edu>
3046 * doc/tm.texi: Update.
3047 * doc/tm.texi.in (SDB and DWARF) <TARGET_FORCE_AT_COMP_DIR>: Add @hook.
3048 * target.def (force_at_comp_dir): New hook.
3049 * config/darwin.h (TARGET_FORCE_AT_COMP_DIR): Define.
3050 * dwarf2out.c (dwarf2out_finish): Check targetm.force_at_comp_dir.
3052 2012-05-29 Jack Howarth <howarth@bromo.med.uc.edu>
3054 * config/darwin.h (STARTFILE_SPEC): Do not use -lbundle1.o when
3056 (DARWIN_DYLIB1_SPEC): Do not use -ldylib1.10.5.o when Darwin >= 10.
3057 (DARWIN_CRT1_SPEC): Use -lcrt1.10.6.o when Darwin >= 10.
3059 2012-05-29 Oleg Endo <olegendo@gcc.gnu.org>
3062 * config/sh/sh.c (sh_option_override): Set TARGET_FMAC if
3063 flag_unsafe_math_optimizations is set.
3064 * doc/invoke.texi (SH Options): Add -mno-fused-madd description.
3065 Update description of -mfused-madd.
3067 2012-05-29 Oleg Endo <olegendo@gcc.gnu.org>
3070 * config/sh/predicates.md (atomic_arith_operand,
3071 atomic_logical_operand): New predicates.
3072 * config/sh/sh.c (sh_option_override): Check atomic options.
3073 * config/sh/sh.h (TARGET_ANY_ATOMIC, UNSUPPORTED_ATOMIC_OPTIONS,
3074 UNSUPPORTED_HARD_ATOMIC_CPU): New macros.
3075 (DRIVER_SELF_SPECS): Use UNSUPPORTED_ATOMIC_OPTIONS and
3076 UNSUPPORTED_HARD_ATOMIC_CPU.
3077 * config/sh/sync.md: Update description comments.
3078 (I12): New mode iterator.
3079 (fetchop_predicate, fetchop_constraint): New code attributes.
3080 (atomic_compare_and_swapsi_hard, atomic_compare_and_swap<mode>_hard,
3081 atomic_exchangesi_hard, atomic_exchange<mode>_hard,
3082 atomic_fetch_<fetchop_name>si_hard,
3083 atomic_fetch_<fetchop_name><mode>_hard,
3084 atomic_fetch_nandsi_hard, atomic_fetch_nand<mode>_hard,
3085 atomic_<fetchop_name>_fetchsi_hard,
3086 atomic_<fetchop_name>_fetch<mode>_hard,
3087 atomic_nand_fetchsi_hard, atomic_nand_fetch<mode>_hard,
3088 atomic_test_and_set_hard): New insns.
3089 (atomic_compare_and_swap<mode>_soft, atomic_exchange<mode>_soft,
3090 atomic_fetch_<fetchop_name><mode>_soft, atomic_fetch_nand<mode>_soft,
3091 atomic_<fetchop_name>_fetch<mode>_soft, atomic_nand_fetch<mode>_soft,
3092 atomic_test_and_set_soft): Use same formatting for the first line of
3093 the asm block as in new insns above.
3094 (atomic_compare_and_swap<mode>, atomic_exchange<mode>,
3095 atomic_fetch_<fetchop_name><mode>, atomic_<fetchop_name>_fetch<mode>,
3096 atomic_test_and_set): Integrate new *_hard insns into expanders.
3097 * config/sh/sh.opt (mhard-atomic): New option.
3098 * doc/invoke.texi (SH Options): Document it.
3100 2012-05-29 Meador Inge <meadori@codesourcery.com>
3102 * c-decl.c (c_push_function_context): Always create a new language
3104 (c_pop_function_context): Clear the language function created in
3105 c_push_function_context.
3107 2012-05-29 Matt Turner <mattst88@gmail.com>
3109 * config/alpha/ev6.md: (define_bypass "ev6_fmul,ev6_fadd"): New.
3110 (define_bypass "ev6_fcmov"): New.
3112 2012-05-29 Steven Bosscher <steven@gcc.gnu.org>
3114 * integrate.c: Remove.
3115 * integrate.h: Remove.
3116 * Makefile.in: Remove make rules for integrate.c and INTEGRATE_H.
3117 * config/arm/t-arm: Remove INTEGRATE_H dependency for target files.
3118 * config/rs6000/t-rs6000: Likewise
3119 * config/spu/t-spu-elf: Likewise.
3120 * function.h (get_hard_reg_initial_val, has_hard_reg_initial_val,
3121 get_hard_reg_initial_reg, emit_initial_value_sets): Move prototypes
3122 from integrate.h to here.
3123 (initial_value_entry): New prototype.
3124 * reload.h (allocate_initial_values): Remove prototype.
3125 * tree.h (set_decl_abstract_flags, set_decl_origin_self): Likewise.
3126 * cse.c (fixed_base_plus_p): Don't handle virtual registers for
3128 * dwarf2out.c (set_decl_origin_self, set_block_origin_self,
3129 set_decl_abstract_flags, set_block_abstract_flags): Move from
3130 integrate.c to here, the only user.
3131 * expmed.c (extract_fixed_bit_field): Remove outdated comment
3133 * function.c: Don't include integrate.h.
3134 (struct initial_value_pair, struct initial_value_struct,
3135 get_hard_reg_initial_val, has_hard_reg_initial_val,
3136 get_hard_reg_initial_reg, emit_initial_value_sets): Move from
3137 integrate.c to here.
3138 (initial_value_entry): New function.
3139 * genemit.c (main): Don't print integrate.h include line.
3140 * ira.c: Don't include integrate.h.
3141 (allocate_initial_values): Move from integrate.c to here.
3142 (ira): Update allocate_initial_values call.
3143 * tree-inline.c: Don't include integrate.h.
3144 (function_attribute_inlinable_p): Moved from integrate.c to here.
3145 * cfgexpand.c: Don't include integrate.h.
3146 * except.c: Likewise.
3147 * langhooks.c: Likewise.
3148 * passes.c: Likewise.
3149 * toplev.c: Likewise.
3150 * config/frv/frv.c: Likewise.
3151 * config/pa/pa.c: Likewise.
3152 * config/spu/spu.c: Likewise.
3153 * config/epiphany/epiphany.c: Likewise.
3154 * config/mep/mep.c: Likewise.
3155 * config/score/score.c: Likewise.
3156 * config/picochip/picochip.c: Likewise.
3157 * config/sh/sh.c: Likewise.
3158 * config/alpha/alpha.c: Likewise.
3159 * config/microblaze/microblaze.c: Likewise.
3160 * config/mips/mips.c: Likewise.
3161 * config/v850/v850.c: Likewise.
3162 * config/mmix/mmix.c: Likewise.
3163 * config/bfin/bfin.c: Likewise.
3164 * config/arm/arm.c: Likewise.
3165 * config/s390/s390.c: Likewise.
3166 * config/m32r/m32r.c: Likewise.
3167 * config/rs6000/rs6000.c: Likewise.
3168 * config/c6x/c6x.c: Include function.h instead of integrate.h.
3169 * config/tilegx/tilegx.c: Likewise.
3170 * config/tilepro/tilepro.c: Likewise.
3172 2012-05-29 Georg-Johann Lay <avr@gjlay.de>
3174 * config/avr/t-avr (s-avr-mmcu-texi): Call
3175 gen-avr-mmcu-texi$(build_exeext) via ./ and don't assume . is in PATH.
3177 2012-05-29 Michael Matz <matz@suse.de>
3179 * rtl.h (assign_stack_temp, assign_stack_temp_for_type,
3180 assign_temp): Remove 'keep' argument.
3181 (mark_temp_addr_taken): Remove prototype.
3182 * tree.h (expand_decl): Remove prototype.
3183 * function.c (struct temp_slot): Remove addr_taken and keep member.
3184 (assign_stack_temp_for_type) Don't initialize above, remove
3186 (assign_stack_temp, assign_temp): Remove keep argument.
3187 (mark_temp_addr_taken): Remove.
3188 (preserve_temp_slots): Remove handling of addr_taken and keep members.
3189 (free_temp_slots): Ditto.
3190 * expr.c (expand_expr_real_1 <COMPOUND_LITERAL_EXPR>): Remove
3192 * stmt.c (expand_asm_operands): Remove dead code.
3193 (expand_decl): Remove.
3194 * c-decl.c (finish_struct): Don't call expand_decl.
3195 * builtins.c (expand_builtin_cexpi): Adjust calls to assign_temp
3196 and assign_stack_temp.
3197 * calls.c (save_fixed_argument_area, initialize_argument_information,
3198 expand_call, emit_library_call_value_1, store_one_arg): Ditto.
3199 * expmed.c (extract_bit_field_1): Ditto.
3200 * expr.c (emit_group_load_1, emit_group_store,
3201 copy_blkmode_from_reg, emit_push_insn, expand_assignment,
3202 store_field, expand_constructor, expand_cond_expr_using_cmove,
3203 expand_expr_real_2, expand_expr_real_1): Ditto.
3204 * stmt.c (expand_asm_operands, expand_return): Ditto.
3206 * function.c (pop_temp_slots): Call free_temp_slots.
3207 * calls.c (store_one_arg): Don't call preserve_temp_slots or
3209 * expr.c (expand_assignment): Don't call free_temp_slots.
3211 * config/arm/arm.c (neon_expand_vector_init): Ditto.
3212 * config/i386/i386.c (ix86_expand_vector_set): Ditto.
3213 (ix86_expand_vector_extract): Ditto.
3214 * config/ia64/ia64.c (spill_xfmode_rfmode_operand,
3215 ia64_expand_movxf_movrf): Ditto.
3216 * config/mips/mips.c (mips_expand_vi_general): Ditto.
3217 * config/mmix/mmix.md (floatdisf2, floatunsdisf2, truncdfsf2,
3218 extendsfdf2): Ditto.
3219 * config/rs6000/rs6000.c (rs6000_expand_vector_init,
3220 rs6000_expand_vector_set, rs6000_expand_vector_extract,
3221 rs6000_allocate_stack_temp): Ditto.
3222 * config/rs6000/rs6000.md (fix_trunctfsi2_fprs): Ditto.
3223 * config/sparc/sparc.c (emit_soft_tfmode_libcall,
3224 sparc_emit_float_lib_cmp, sparc_emit_float_lib_cmp,
3225 sparc_expand_vector_init): Ditto.
3227 2012-05-29 Michael Matz <matz@suse.de>
3229 * c-tree.h (c_expand_decl): Remove prototype.
3231 * expr.c (expand_expr_real_1 <normal_inner_ref>): Don't allocate
3233 (expand_expr_real_1 <COMPOUND_LITERAL_EXPR>): Make unreachable.
3234 * gimple-fold.c (canonicalize_constructor_val): Canonicalize
3235 COMPOUND_LITERAL_EXPR.
3236 * function.c (expand_function_start): Don't call expand_decl,
3237 instead assert that we have RTL assigned.
3238 * tree-ssa-live.c (remove_unused_locals): Clear
3239 nonlocal_goto_save_area if its backing variable is removed.
3240 * stmt.c (expand_asm_operands): Remove handling of non-lvalues
3242 (expand_decl): Assert that this does nothing.
3243 * calls.c (expand_call): Don't call mark_temp_addr_taken.
3245 2012-05-29 Richard Guenther <rguenther@suse.de>
3247 PR tree-optimization/53516
3248 * tree-data-ref.c (stmt_with_adjacent_zero_store_dr_p): Reject
3250 * tree-vect-data-refs.c (vect_analyze_data_refs): Likewise.
3252 2012-05-29 Joseph Myers <joseph@codesourcery.com>
3254 * LANGUAGES: Fix typos.
3255 * Makefile.in: Fix typos.
3256 * alias.c: Fix typos.
3257 * auto-inc-dec.c: Fix typos.
3258 * bb-reorder.c: Fix typos.
3259 * cfgcleanup.c: Fix typos.
3260 * cgraph.c: Fix typos.
3261 * cgraph.h: Fix typos.
3262 * cgraphunit.c: Fix typos.
3263 * collect2-aix.h: Fix typos.
3264 * collect2.c: Fix typos.
3265 * compare-elim.c: Fix typos.
3266 * config/alpha/vms.h: Fix typos.
3267 * config/arm/README-interworking: Fix typos.
3268 * config/arm/arm.c: Fix typos.
3269 * config/arm/iterators.md: Fix typos.
3270 * config/arm/vxworks.h: Fix typos.
3271 * config/avr/avr.c: Fix typos.
3272 * config/avr/avr.h: Fix typos.
3273 * config/avr/avr.md: Fix typos.
3274 * config/avr/builtins.def: Fix typos.
3275 * config/c6x/c6x.c: Fix typos.
3276 * config/cr16/cr16.c: Fix typos.
3277 * config/cr16/cr16.md: Fix typos.
3278 * config/cris/cris.md: Fix typos.
3279 * config/darwin.c: Fix typos.
3280 * config/darwin.opt: Fix typos.
3281 * config/i386/i386-c.c: Fix typos.
3282 * config/i386/i386.c: Fix typos.
3283 * config/ia64/ia64.c: Fix typos.
3284 * config/m68k/cf.md: Fix typos.
3285 * config/mep/mep.c: Fix typos.
3286 * config/microblaze/microblaze.c: Fix typos.
3287 * config/microblaze/microblaze.h: Fix typos.
3288 * config/mn10300/mn10300.c: Fix typos.
3289 * config/mn10300/mn10300.md: Fix typos.
3290 * config/pa/pa.c: Fix typos.
3291 * config/picochip/picochip.h: Fix typos.
3292 * config/rs6000/a2.md: Fix typos.
3293 * config/rs6000/rs6000.c: Fix typos.
3294 * config/rs6000/vector.md: Fix typos.
3295 * config/rx/rx.md: Fix typos.
3296 * config/rx/rx.opt: Fix typos.
3297 * config/s390/2097.md: Fix typos.
3298 * config/s390/s390.c: Fix typos.
3299 * config/s390/s390.h: Fix typos.
3300 * config/sh/sh.c: Fix typos.
3301 * config/sh/sh.md: Fix typos.
3302 * config/sparc/sync.md: Fix typos.
3303 * config/spu/spu.c: Fix typos.
3304 * config/spu/spu.md: Fix typos.
3305 * config/vms/vms.c: Fix typos.
3306 * config/vxworks-dummy.h: Fix typos.
3307 * config/vxworks.h: Fix typos.
3308 * cselib.c: Fix typos.
3309 * df-scan.c: Fix typos.
3311 * doc/extend.texi: Fix typos.
3312 * doc/install.texi: Fix typos.
3313 * doc/invoke.texi: Fix typos.
3314 * doc/md.texi: Fix typos.
3315 * doc/plugins.texi: Fix typos.
3316 * doc/rtl.texi: Fix typos.
3318 * dwarf2asm.c: Fix typos.
3319 * dwarf2out.c: Fix typos.
3320 * except.h: Fix typos.
3321 * expr.c: Fix typos.
3322 * fold-const.c: Fix typos.
3324 * gcse.c: Fix typos.
3325 * genautomata.c: Fix typos.
3326 * gengtype-state.c: Fix typos.
3327 * gengtype.c: Fix typos.
3328 * genhooks.c: Fix typos.
3329 * gimple-fold.c: Fix typos.
3330 * gimple-pretty-print.c: Fix typos.
3331 * gimple.c: Fix typos.
3332 * gimple.h: Fix typos.
3333 * gimplify.c: Fix typos.
3334 * graphite-interchange.c: Fix typos.
3335 * graphite-sese-to-poly.c: Fix typos.
3336 * ifcvt.c: Fix typos.
3337 * input.c: Fix typos.
3338 * ipa-cp.c: Fix typos.
3339 * ipa-inline-analysis.c: Fix typos.
3340 * ipa-inline-transform.c: Fix typos.
3341 * ipa-inline.c: Fix typos.
3342 * ipa-pure-const.c: Fix typos.
3343 * ipa-ref.h: Fix typos.
3344 * ipa-reference.c: Fix typos.
3345 * ipa-utils.c: Fix typos.
3347 * ira-emit.c: Fix typos.
3348 * ira-lives.c: Fix typos.
3349 * lto-streamer.c: Fix typos.
3350 * lto-streamer.h: Fix typos.
3351 * lto-wrapper.c: Fix typos.
3353 * mode-switching.c: Fix typos.
3354 * modulo-sched.c: Fix typos.
3355 * plugin.c: Fix typos.
3356 * postreload.c: Fix typos.
3357 * sched-deps.c: Fix typos.
3358 * sel-sched-ir.c: Fix typos.
3359 * sel-sched-ir.h: Fix typos.
3360 * sel-sched.c: Fix typos.
3361 * sese.c: Fix typos.
3362 * stor-layout.c: Fix typos.
3363 * target-hooks-macros.h: Fix typos.
3364 * target.def: Fix typos.
3365 * trans-mem.c: Fix typos.
3366 * tree-eh.c: Fix typos.
3367 * tree-predcom.c: Fix typos.
3368 * tree-sra.c: Fix typos.
3369 * tree-ssa-address.c: Fix typos.
3370 * tree-ssa-loop-ivopts.c: Fix typos.
3371 * tree-ssa-loop-niter.c: Fix typos.
3372 * tree-ssa-math-opts.c: Fix typos.
3373 * tree-ssa-pre.c: Fix typos.
3374 * tree-ssa-propagate.c: Fix typos.
3375 * tree-ssa-reassoc.c: Fix typos.
3376 * tree-ssa-sccvn.c: Fix typos.
3377 * tree-ssa-ter.c: Fix typos.
3378 * tree-ssa-uninit.c: Fix typos.
3379 * tree-ssanames.c: Fix typos.
3380 * tree-vect-generic.c: Fix typos.
3381 * tree-vect-slp.c: Fix typos.
3382 * tree.c: Fix typos.
3383 * tree.h: Fix typos.
3384 * varasm.c: Fix typos.
3385 * varpool.c: Fix typos.
3387 2012-05-29 Joseph Myers <joseph@codesourcery.com>
3389 * doc/include/texinfo.tex: Update to version 2012-05-16.16.
3391 2012-05-29 Richard Guenther <rguenther@suse.de>
3393 * tree-dfa.c (find_vars_r): Do not call add_referenced_vars
3395 (add_referenced_var_1): Re-organize. Assert we are not
3397 (remove_referenced_var): Likewise.
3398 * varpool.c (add_new_static_var): Use create_tmp_var_raw.
3399 * tree-mudflap.c (execute_mudflap_function_ops): Do not
3400 call add_referenced_var on globals.
3401 * matrix-reorg.c (transform_access_sites): Likewise.
3403 2012-05-29 Steven Bosscher <steven@gcc.gnu.org>
3405 * alias.c (reg_known_value): Make this a VEC.
3406 (reg_known_equiv_p): Make this an sbitmap.
3407 (reg_known_value_size): Remove.
3408 (get_reg_known_value, set_reg_known_value, get_reg_known_equiv_p,
3409 set_reg_known_equiv_p): Update for reg_known_value and
3410 reg_known_value_size data structure change.
3411 (init_alias_analysis, end_alias_analysis): Likewise.
3413 2012-05-29 Jakub Jelinek <jakub@redhat.com>
3416 * input.c (read_line): Use XRESIZEVEC instead of XNEWVEC
3417 to avoid leaking memory. No need to handle memory allocation
3418 failure. Double string_len on each reallocation instead of adding 2.
3419 * gcov.c (read_line): Likewise.
3421 2012-05-29 Hans-Peter Nilsson <hp@axis.com>
3423 * config/cris/cris.h (TARGET_HAS_BREAK, TARGET_TRAP_USING_BREAK8):
3425 * config/cris/cris.md ("trap"): Define, enabled for
3426 TARGET_TRAP_USING_BREAK8.
3427 * config/cris/cris.opt (mtrap-using-break8): New option.
3429 2012-05-28 Paolo Carlini <paolo.carlini@oracle.com>
3432 * doc/invoke.texi: Document -Wmissing-braces not enabled by -Wall
3435 2012-05-28 Hans-Peter Nilsson <hp@axis.com>
3437 * doc/md.texi (stack_protect_test): Remove negation of branch to label.
3438 (Standard Names): Fix typos in documentation of atomic patterns.
3440 2012-05-27 Nathan Sidwell <nathan@acm.org>
3442 * tree.c (build_constructor): Propagate TREE_SIDE_EFFECTS.
3444 2012-05-26 Jason Merrill <jason@redhat.com>
3447 * c-typeck.c (array_to_pointer_conversion): Give -Wc++-compat warning
3448 about array compound literals.
3450 2012-05-26 Eric Botcazou <ebotcazou@adacore.com>
3452 * cfgcleanup.c (try_optimize_cfg): Do not delete forwarder blocks
3453 if CLEANUP_NO_INSN_DEL.
3454 * cfgrtl.c (unique_locus_on_edge_between_p): New function extracted
3455 from cfg_layout_merge_blocks.
3456 (emit_nop_for_unique_locus_between): New function.
3457 (rtl_merge_blocks): Invoke emit_nop_for_unique_locus_between.
3458 (cfg_layout_merge_blocks): Likewise.
3460 2012-05-26 Dimitrios Apostolou <jimis@gmx.net>
3461 Paolo Bonzini <bonzini@gnu.org>
3463 * df-scan.c (df_def_record_1): Assert a parallel must contain an
3464 EXPR_LIST at this point. Receive the LOC and move its extraction...
3465 (df_defs_record): ... here. Change if-else to a switch statement.
3466 (df_find_hard_reg_defs, df_find_hard_reg_defs_1): New.
3467 (df_get_call_refs): Changed defs_generated from bitmap to HARD_REG_SET
3468 and compute it from df_find_hard_reg_defs(). Record DF_REF_BASE
3469 DEFs in REGNO order. Use HARD_REG_SET instead of bitmap for
3470 regs_invalidated_by_call.
3471 (df_insn_refs_collect): Record DF_REF_REGULAR DEFs after
3474 2012-05-25 Eric Botcazou <ebotcazou@adacore.com>
3477 * tree-inline.c (remap_gimple_op_r): Fix handling of FIELD_DECL.
3478 * tree.c (RETURN_TRUE_IF_VAR): Do not return true for PLACEHOLDER_EXPR.
3480 2012-05-25 Michael Meissner <meissner@linux.vnet.ibm.com>
3482 * config/rs6000/t-linux64: Delete the 32-bit multilib that uses
3483 software floating point emulation. No longer build the multilibs
3484 with -mstrict-align.
3486 2012-05-25 Aldy Hernandez <aldyh@redhat.com>
3489 * trans-mem.c (ipa_tm_create_version_alias): Output new_node if
3490 accessed indirectly.
3491 (ipa_tm_create_version): Same.
3493 2012-05-25 Uros Bizjak <ubizjak@gmail.com>
3496 * config/i386/i386.c (ix86_print_operand) <case 'O'>: Print '.' here.
3497 <case 'C', case 'c', case 'F', case 'f'>: Print '.' only for C and c.
3499 2012-05-25 Alexander Ivchenko <alexander.ivchenko@intel.com>
3502 * config/i386/i386.c (ix86_expand_vec_perm): Use correct op.
3503 (ix86_expand_vec_perm): Use int mode instead of float.
3504 (expand_vec_perm_pshufb): Remove handling of useseless type
3507 2012-05-25 Eric Botcazou <ebotcazou@adacore.com>
3510 * config.gcc (i[34567]86-*-mingw* | x86_64-*-mingw*): Set gas and
3511 gnu_ld variables to yes.
3512 * configure.ac (HAVE_GNU_LD): Move to after config.gcc inclusion.
3513 (HAVE_GNU_AS): Likewise.
3514 * config.in: Regenerate.
3515 * configure: Likewise.
3517 2012-05-25 Tristan Gingold <gingold@adacore.com>
3519 * config/i386/i386.c (struct ix86_frame): Remove unused frame field.
3520 (ix86_compute_frame_layout): Fix type of stack_alignment_needed
3521 and preferred_alignment.
3523 2012-05-25 Tristan Gingold <gingold@adacore.com>
3525 * common/config/ia64/ia64-common.c (ia64_except_unwind_info): Fix typo.
3527 2012-05-25 Thomas Schwinge <thomas@codesourcery.com>
3529 * fold-const.c (optimize_bit_field_compare): Abort early in the strict
3530 volatile bitfields case.
3532 2012-05-24 Pat Haugen <pthaugen@us.ibm.com>
3534 * config/rs6000/rs6000.c (rs6000_option_override_internal): Change
3535 rs6000_sched_costly_dep default to true_store_to_load_dep_costly.
3536 (adjacent_mem_locations): Move some code to and call...
3537 (get_memref_parts): ...new function.
3538 (mem_locations_overlap): New function.
3539 (rs6000_adjust_priority): Adjust calls to is_load_insn/is_store_insn.
3540 (is_mem_ref): Rename to...
3541 (find_mem_ref): ...this. Return MEM rtx.
3542 (get_store_dest): Remove function.
3543 (is_load_insn1, is_load_insn, is_store_insn1, is_store_insn): Add
3544 new parameter and adjust calls.
3545 (rs6000_is_costly_dependence): Update calls for extra arg. Make sure
3546 mem refs overlap for true_store_to_load_dep_costly.
3547 (rs6000_sched_reorder2): Update calls for extra arg. Adjust args
3548 passed to adjacent_mem_locations.
3549 (is_costly_group): Walk resolved dependency list.
3550 (force_new_group): Emit group ending nop for Power6/Power7.
3551 * config/rs6000/rs6000.md (UNSPEC_GRP_END_NOP): New enum value.
3552 (group_ending_nop): New define_insn.
3554 2012-05-24 Dodji Seketeli <dodji@redhat.com>
3556 Make unwound macro expansion trace less redundant
3557 * tree-diagnostic.c (maybe_unwind_expanded_macro_loc): Don't print
3558 context of macro definition in the trace, when it's redundant.
3561 2012-05-24 Richard Guenther <rguenther@suse.de>
3564 * tree-profile.c (tree_profiling): Cleanup the CFG if
3565 execute_fixup_cfg requests it.
3567 2012-05-24 Richard Guenther <rguenther@suse.de>
3569 * tree-flow.h (create_var_ann): Remove.
3570 * tree-dfa.c (create_var_ann): Remove and inline into its
3572 (add_referenced_var_1): ... here.
3573 * varpool.c (add_new_static_var): Do not call add_referenced_var
3575 * gimple-fold.c (canonicalize_constructor_val): Likewise.
3576 * tree-switch-conversion.c (build_one_array): Likewise.
3577 * tree-profile.c (gimple_gen_ic_profiler): Likewise.
3578 * tree-flow-inline.h (gimple_referenced_vars): Guard against
3580 * tree-inline.c (remap_gimple_op_r): Likewise. Check
3581 gimple_referenced_vars instead of gimple_in_ssa_p.
3582 (copy_tree_body_r): Likewise.
3583 (setup_one_parameter): Likewise.
3584 (declare_return_variable): Likewise.
3585 (tree_function_versioning): Likewise.
3587 2012-05-24 Jakub Jelinek <jakub@redhat.com>
3589 PR tree-optimization/53465
3590 * tree-vrp.c (extract_range_from_cond_expr): First copy_value_range
3591 vr0 into *vr, then vrp_meet that.
3592 (vrp_meet): If one vr type is VR_UNDEFINED, ensure the result doesn't
3593 have any equivalences.
3594 (vrp_visit_phi_node): Call copy_value_range instead of vrp_meet the
3597 2012-05-24 Jim MacArthur <jim.macarthur@arm.com>
3599 * recog.c (reg_fits_class_p): Check both regno and regno + offset are
3601 * regs.h (in_hard_reg_set_p): Assert that regno is a hard register and
3602 check end_regno - 1 is a hard register.
3604 2012-05-24 Richard Guenther <rguenther@suse.de>
3606 * varpool.c (add_new_static_var): Remove call to create_var_ann.
3607 * tree-ssa-operands.c (create_vop_var): Likewise.
3609 2012-05-24 Richard Guenther <rguenther@suse.de>
3612 * tree-ssa-live.c (remove_unused_scope_block_p): Properly
3614 (remove_unused_locals): Pass global_unused_vars to
3615 remove_unused_scope_block_p. Restore code walking all
3616 referenced vars and pruning them.
3618 2012-05-23 Jan Hubicka <jh@suse.cz>
3620 * tree.h (alias_diag_flags): Remove.
3621 (alias_pair): Remove emitted_diags.
3622 (finish_aliases_1, finish_aliases_2, remove_unreachable_alias_pairs,
3623 symbol_alias_set_t, symbol_alias_set_destroy,
3624 symbol_alias_set_contains, propagate_aliases_backward): Remove.
3625 * toplev.c (compile_file): Do not call finish_aliases_2
3626 * cgraphunit.c (cgraph_process_new_functions): Do not call
3628 (handle_alias_pairs): Output diagnostics about aliases to externals.
3629 (assemble_thunks_and_aliases): Use do_assemble_alias.
3630 (output_weakrefs): Likewise.
3631 (finalize_compilation_unit): Do not call finish_aliases_1.
3632 * ipa.c (symtab_remove_unreachable_nodes): De not call
3633 remove_unreachable_alias_pairs.
3634 * varasm.c (do_assemble_alias): Export.
3635 (symbol_alias_set_create, symbol_alias_set_destroy,
3636 symbol_alias_set_contains, symbol_alias_set_insert,
3637 propagate_aliases_forward, propagate_aliases_backward,
3638 propagate_aliases_backward, trivially_visible_alias,
3639 trivially_defined_alias, remove_unreachable_alias_pairs,
3640 finish_aliases_1, finish_aliases_2, assemble_alias): Remove.
3641 * output.h (do_assemble_alias): Declare.
3642 * varpool.c (varpool_remove_unreferenced_decls): Do not call
3645 2012-05-23 Martin Jambor <mjambor@suse.cz>
3647 * ipa-inline-analysis.c (inline_merge_summary): Free operand_map.
3649 2012-05-23 Eric Botcazou <ebotcazou@adacore.com>
3651 * gimple.c (gimple_types_compatible_p_1) <ARRAY_TYPE>: Remove bogus
3653 (gimple_canonical_types_compatible_p) <ARRAY_TYPE>: Likewise.
3654 (iterative_hash_gimple_type): Adjust comment.
3655 (iterative_hash_canonical_type): Likewise. Hash the bounds of the
3656 domain for an array type instead of the domain type itself.
3658 2012-05-23 Richard Guenther <rguenther@suse.de>
3660 PR tree-optimization/53438
3661 * tree-sra.c (analyze_access_subtree): Correct bitfield exclusion.
3663 2012-05-23 Georg-Johann Lay <avr@gjlay.de>
3666 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Don't inhibit .p2align 1.
3667 * config/avr/elf.h (ASM_OUTPUT_BEFORE_CASE_LABEL): Use
3670 2012-05-23 Richard Guenther <rguenther@suse.de>
3672 * tree-dfa.c (add_referenced_var_1): Do not add global vars.
3673 * tree-ssa-live.c (mark_all_vars_used_1): Handle global vars
3674 via the global_unused_vars bitmap.
3675 (remove_unused_locals): Handle global vars in local-decls via
3676 a global_unused_vars bitmap instead of the used flag in the
3677 var annotation. Simplify global variable handling and removal.
3679 2012-05-22 Jan Hubicka <jh@suse.cz>
3682 * tree-ssa-structalias.c (create_variable_info_for): Skip constructors
3683 from other partitions.
3685 2012-05-22 Jan Hubicka <jh@suse.cz>
3688 * symtab.c (symtab_register_node): Fix ordering issue.
3690 2012-05-22 Steven Drake <sbd@NetBSD.org>
3692 * gcc.c (do_spec_1): Add %M spec token to output multilib_os_dir.
3694 2012-05-22 David Edelsohn <dje.gcc@gmail.com>
3696 * config/rs6000/rs6000.c (rs6000_aix_asm_output_dwarf_table_ref):
3697 Use strip_name_encoding target hook.
3699 2012-05-22 Richard Guenther <rguenther@suse.de>
3701 * tree.h (VAR_DECL_IS_VIRTUAL_OPERAND): New.
3702 (init_function_for_compilation): Remove.
3703 * tree-dfa.c (find_vars_r): Take struct function argument.
3704 (find_referenced_vars_in): Adjust.
3705 * tree-ssa-operands.c (clobber_stats): Remove.
3706 (create_vop_var): Take struct function argument. Mark
3707 virtual operand with VAR_DECL_IS_VIRTUAL_OPERAND.
3708 (init_ssa_operands): Take struct function argument.
3709 (fini_ssa_operands): Do not dump dead stats.
3710 * tree-ssa-operands.h (init_ssa_operands): Take struct function
3712 * cgraphunit.c (init_lowered_empty_function): Adjust.
3713 * lto-streamer-in.c (input_cfg): Likewise.
3714 * tree-inline.c (initialize_cfun): Likewise.
3715 * tree-into-ssa.c (rewrite_into_ssa): Likewise.
3716 * omp-low.c (expand_omp_taskreg): Likewise. Avoid switching cfun.
3717 * gimple.c (is_gimple_reg): Optimize the SSA_NAME case,
3718 virtual operands are not registers.
3720 2012-05-22 Richard Guenther <rguenther@suse.de>
3722 * tree-cfg.c (verify_gimple_assign_unary): Fix typo in previous commit.
3724 2012-05-22 Richard Guenther <rguenther@suse.de>
3727 * tree-inline.c (setup_one_parameter): Create a dummy init
3728 statement for unused parameters when not optimizing.
3730 2012-05-22 Richard Guenther <rguenther@suse.de>
3732 * tree-flow.h (add_referenced_var_1): Declare.
3733 (add_referenced_var): Define.
3734 * tree-dfa.c (referenced_var_check_and_insert): Avoid one hash lookup.
3735 (add_referenced_var): Rename to ...
3736 (add_referenced_var_1): ... this. Take struct function argument.
3738 2012-05-22 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
3741 * config/arm/arm-protos.h (arm_validize_comparison): Declare.
3742 * config/arm/arm.c (arm_validize_comparison): Define.
3743 * config/arm/arm.md ("cbranchsi4"): Cleanup expansion and use
3744 arm_validize_comparison.
3745 ("cbranchdi4"): Likewise.
3746 ("cstoredi4"): Likewise.
3747 ("movsicc"): Likewise.
3748 ("movsfcc"): Likewise.
3749 ("movdfcc"): Likewise.
3751 2012-05-22 Dimitrios Apostolou <jimis@gmx.net>
3753 * df-scan.c (df_scan_alloc): Round up allocation pools size, reduce
3754 the mw_reg_pool size.
3756 2012-05-22 Paolo Bonzini <bonzini@gnu.org>
3758 PR tree-optimization/53336
3759 * tree-cfg.c (verify_gimple_assign_unary): Allow conversion from
3760 non-integer integral types to offset type and vice versa.
3762 2012-05-22 Alan Modra <amodra@gmail.com>
3764 * config/rs6000/aix.h (FP_SAVE_INLINE, GP_SAVE_INLINE): Delete.
3765 * config/rs6000/darwin.h (FP_SAVE_INLINE, GP_SAVE_INLINE): Delete.
3766 * config/rs6000/sysv4.h (FP_SAVE_INLINE, GP_SAVE_INLINE,
3767 V_SAVE_INLINE): Delete.
3768 * config/rs6000/rs6000.c (V_SAVE_INLINE): Delete.
3769 (rs6000_savres_strategy): Reimplement GP/FP/V_SAVE_INLINE logic.
3770 For ELF targets, use out-of-line restores for -Os and any number
3771 of regs if the restore exits, and out-of-line gp save for two or
3772 more regs. Use save_reg_p to test for holes in reg restore set.
3773 Replace "#if" with "if".
3775 2012-05-22 Alan Modra <amodra@gmail.com>
3777 * config/rs6000/rs6000.c (save_reg_p): New function.
3778 (first_reg_to_save, first_fp_reg_to_save): Use it here.
3779 (first_altivec_reg_to_save, restore_saved_cr): Likewise.
3780 (emit_frame_save): Use gen_frame_store.
3781 (gen_frame_mem_offset): Correct SPE condition requiring reg+reg.
3782 (rs6000_emit_prologue): Use save_reg_p. Use gen_frame_store for
3784 (rs6000_emit_epilogue): Use save_reg_p. Use gen_frame_load for
3785 vrsave, toc, gp and fp restores.
3787 2012-05-22 Alan Modra <amodra@gmail.com>
3789 * config/rs6000/rs6000.c: Delete unnecessary forward declarations.
3790 Move those with ATTRIBUTE_UNUSED to immediately before definitions.
3791 Move function pointer variables after forward declarations.
3792 (rs6000_builtin_support_vector_misalignment): Make static.
3793 (rs6000_legitimate_address_p, rs6000_gimplify_va_arg): Likewise.
3794 (rs6000_function_value, rs6000_can_eliminate): Likewise.
3796 2012-05-21 Bernd Schmidt <bernds@codesourcery.com>
3798 PR rtl-optimization/53373
3799 * caller-save.c (save_call_clobbered_regs): Look into a possible
3800 PARALLEL manually rather than using single_set on a call insn.
3802 2012-05-21 Jakub Jelinek <jakub@redhat.com>
3804 PR tree-optimization/53436
3805 * omp-low.c (omp_build_component_ref): New function.
3806 (build_receiver_ref, build_sender_ref, create_task_copyfn): Use it.
3808 2012-05-21 Uros Bizjak <ubizjak@gmail.com>
3810 * config/i386/i386.c (put_condition_code): Change "reverse" and "fp"
3812 (ix86_print_operand) <case 'O'>: Look at mode size of the operand.
3813 Do not print '.' here. Output operand lossage error for unhandled
3818 <case 'z'>: Hardcode "code" argument into error strings.
3820 <case 'D'>: Merge AVX and non-AVX codes.
3821 <case 'C', case 'c', case 'F', case 'f'>: Merge. Fix error string.
3822 Update call to put_condition_code.
3824 2012-05-21 Andreas Schwab <schwab@linux-m68k.org>
3826 * config/m68k/m68k.md (*clzsi2_cf): Renamed from clzsi2. Call
3828 (clzsi2): New expander.
3829 (*clzsi2_68k): New insn.
3830 * config/m68k/m68k.h: Update comment about CLZ_DEFINED_VALUE_AT_ZERO.
3832 2012-05-21 Aldy Hernandez <aldyh@redhat.com>
3834 * gimple.h (gimple_set_in_transaction): Remove.
3835 (gimple_in_transaction): Look in BB instead.
3836 (gimple_statement_base): Remove in_transaction field.
3837 * basic-block.h (enum bb_flags): Add BB_IN_TRANSACTION.
3838 * trans-mem.c (compute_transaction_bits): Place transaction bit
3839 information into basic blocks.
3841 2012-05-21 Andreas Schwab <schwab@linux-m68k.org>
3843 * expr.c (get_def_for_expr_class): Define only if
3844 HAVE_conditional_move.
3845 (convert_tree_comp_to_rtx): Likewise.
3847 2012-05-21 Uros Bizjak <ubizjak@gmail.com>
3850 * config/i386/i386.md (ffs<mode>2): Generate CCCmode compare
3852 (ffssi2_no_cmove): Ditto.
3853 (*ffs<mode>_1): Remove insn pattern.
3854 (*tzcnt<mode>_1): New insn pattern.
3855 (*bsf<mode>1): Ditto.
3857 2012-05-21 Richard Guenther <rguenther@suse.de>
3859 * tree-dfa.c (add_referenced_var): Do not walk DECL_INITIAL for
3860 more referenced vars.
3861 * tree-ssa-live.c (mark_all_vars_used_1): Only set the used
3862 flag on variables that have a var-annotation.
3864 2012-05-21 Joseph Myers <joseph@codesourcery.com>
3867 * c-typeck.c (build_conditional_expr): Remove C_MAYBE_CONST_EXPR
3868 from folded operands before wrapping another around the
3869 conditional expression.
3871 2012-05-21 Jakub Jelinek <jakub@redhat.com>
3873 PR tree-optimization/53366
3874 * tree-vect-slp.c (vect_supported_load_permutation_p): Don't shortcut
3875 tests if complex_numbers == 2, but there are non-complex number loads
3878 PR tree-optimization/53409
3879 * tree-vect-loop.c (vect_analyze_loop_operations): Don't check
3880 vinfo_for_stmt (op_def_stmt) if op_def_stmt isn't inside loop.
3882 PR tree-optimization/53410
3883 * fold-const.c (fold_binary_loc): Use build_zero_cst (type)
3884 instead of build_int_cst (type, 0) where vector types might be
3885 involved. Instead of build_int_cst (type, 1) convert the original
3886 integer_onep argument to the desired type.
3888 2012-05-21 Michael Matz <matz@suse.de>
3890 * genattrtab.c (attr_rtx_cost): Move earlier, start with cost being 1.
3891 (simplify_test_exp): Handle one more case of distributive law,
3892 decrease cost threshold.
3893 (tests_attr_p, get_attr_order): New functions.
3894 (optimize_attrs): Use topological order, inline only cheap values.
3895 (write_attr_set): Reset our_known_true after some time.
3897 2012-05-21 H.J. Lu <hongjiu.lu@intel.com>
3900 * config/i386/i386.c (type_natural_mode): Warn passing SSE
3901 vector argument without SSE enabled changes the ABI.
3903 2012-05-21 Richard Guenther <rguenther@suse.de>
3905 PR tree-optimization/53408
3906 * tree-vect-loop.c (vectorizable_induction): Properly check
3907 the restriction that we cannot handle induction results from
3908 the inner loop outside of the outer loop.
3910 2012-05-21 H.J. Lu <hongjiu.lu@intel.com>
3913 * config/i386/i386.md (UNSPEC_RDRAND): Renamed to ...
3914 (UNSPECV_RDRAND): This.
3915 (rdrand<mode>_1): Updated.
3917 2012-05-21 Richard Guenther <rguenther@suse.de>
3919 * tree-loop-distribution.c (can_generate_builtin): Reject
3922 2012-05-21 Chung-Lin Tang <cltang@codesourcery.com>
3924 * Makefile.in (options.c): Add options.h to included header
3927 2012-05-21 Razya Ladelsky <razya@il.ibm.com>
3929 * tree-parloops.c : Add myself to contributors, update
3930 TODO list, add link to wiki.
3932 2012-05-21 Alan Modra <amodra@gmail.com>
3934 * config/rs6000/predicates.md (input_operand): Don't match
3935 constant pool addresses. Remove label_ref, high and plus from
3936 match_code list. Remove redundant CONSTANT_P test.
3937 (splat_input_operand): Similarly update match_code list.
3938 (small_toc_ref): New predicate.
3939 * config/rs6000/rs6000-protos.h (toc_relative_expr_p): Update prototype.
3940 * config/rs6000/rs6000.c (tocrel_base, tocrel_offset): Make const.
3941 (legitimate_constant_pool_address_p): Move TARGET_TOC test and
3942 register checks to..
3943 (toc_relative_expr_p): ..here. Add "strict" param. Match new rtl
3944 generated by create_TOC_reference.
3945 (rs6000_legitimize_address): Update cerate_TOC_reference call.
3946 (rs6000_delegitimize_address): Handle new rtl for toc refs.
3947 (rs6000_cannot_force_const_mem, rs6000_find_base_term): Likewise.
3948 (use_toc_relative_ref): New function, split out from..
3949 (rs6000_emit_move): ..here. Remove redundant tests. Update
3950 create_TOC_reference calls.
3951 (rs6000_legitimize_reload_address): Formatting. Handle splitting
3952 of medium/large model toc addresses. Use use_toc_relative_ref.
3953 (print_operand): Formatting, style. Adjust for toc changes.
3954 (print_operand_address): Likewise.
3955 (rs6000_output_addr_const_extra): Likewise.
3956 (create_TOC_reference): Put TOC_REGISTER in UNSPEC_TOCREL rather
3957 than a PLUS. Use this formulation for both high and low part
3958 of -mcmodel=medium/large toc reference too. Before reload,
3959 always use the small model formulation.
3960 * config/rs6000/rs6000.md (tls_gd, tls_gd_high): Similarly avoid
3961 a PLUS in high part of addresses here.
3962 (tls_ld, tls_ld_high, tls_got_dtprel, tls_got_dtprel_high): Likewise.
3963 (tls_got_tprel, tls_got_tprel_high, largetoc_high): Likewise.
3964 (largetoc_high, largetoc_low): Move earlier. Cope when no
3966 (largetoc_high_plus): New insn.
3967 (movsi_internal1, movsi_internal1_single, movsf_softfloat,
3968 movdi_mfpgpr, movdi_internal64): Don't handle 'R' constraint here..
3969 (tocref): ..instead do so here, new insn and split.
3971 2012-05-20 H.J. Lu <hongjiu.lu@intel.com>
3973 * config/i386/driver-i386.c (host_detect_local_cpu): Support
3974 RDRND, F16C and FSGSBASE.
3976 2012-05-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3978 PR rtl-optimzation/53373
3979 * config/pa/pa.md (call_symref_pic): Don't expose PIC register save in
3980 call pattern. Update split patterns.
3981 (call_symref_64bit, call_reg_pic, call_reg_64bit, call_val_symref_pic,
3982 call_val_symref_64bit, call_val_reg_pic, call_val_reg_64bit): Likewise.
3984 2012-05-20 Razya Ladelsky <razya@il.ibm.com>
3986 * tree-parloops.c (gen_parallel_loop): Change many_iterations_cond
3989 2012-05-18 Jan Hubicka <jh@suse.cz>
3991 * cgraphunit.c (handle_alias_pairs): Declare; free alias_pairs
3992 (cgraph_process_new_functions): Process also aliases.
3993 * lto-streamer-out.c (struct sets): Remove.
3994 (trivally_defined_alias): Remove.
3995 (output_alias_pair_p): Remove.
3996 (output_unreferenced_globals): Remove.
3997 (produce_symtab); Do not handle alias pairs.
3998 (produce_asm_for_decls): Likewise.
3999 * lto-streamer-in.c (input_alias_pairs): Remove.
4000 (lto_read_body): Do not input alias pairs.
4001 (lto_input_constructors_and_inits): Remove.
4003 2012-05-18 Jan Hubicka <jh@suse.cz>
4005 * cgraphunit.c (handle_alias_pairs): Cleanup; handle all types of
4008 2012-05-18 Jan Hubicka <jh@suse.cz>
4010 * cgraphbuild.c (record_reference): Update.
4011 * lto-cgraph.c (lto_output_varpool_node): External vars
4012 are not in other partition even if they are not output
4013 in current partition.
4014 * gimple-fold.c (can_refer_decl_in_current_unit_p): Take FROM_DECL
4016 (canonicalize_constructor_val): Take FROM_DECL argument.
4017 (fold_ctor_reference, fold_string_cst_ctor_reference,
4018 fold_array_ctor_reference, fold_nonarray_ctor_reference,
4019 fold_ctor_reference): Likewise.
4020 (fold_const_aggregate_ref_1, gimple_get_virt_method_for_binfo): Update.
4021 * gimple.h (gimple_fold_builtin): Likewise.
4023 2012-05-18 Olivier Hainque <hainque@adacore.com>
4025 * Makefile.in (FLAGS_TO_PASS): Pass $(libexecsubdir) instead of
4026 $(libsubdir) as libexecsubdir.
4028 2012-05-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4030 * config/rs6000/rs6000.c (print_operand): Revise code that unsafely
4031 relied on signed overflow behavior.
4033 2012-05-18 Richard Guenther <rguenther@suse.de>
4035 PR tree-optimization/53346
4036 * tree-loop-distribution.c (ldist_gen): Make sure to apply
4037 builtin transform even when only a single partition with
4038 all reads/writes exists.
4040 2012-05-18 Richard Guenther <rguenther@suse.de>
4042 PR tree-optimization/53390
4043 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Ignore
4046 2012-05-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4048 * tree-ssa-reassoc.c (bip_map): Remove decl.
4049 (completely_remove_stmt): Remove function.
4050 (remove_def_if_absorbed_call): Remove function.
4051 (remove_visited_stmt_chain): Remove __builtin_powi handling.
4052 (possibly_move_powi): Remove function.
4053 (rewrite_expr_tree): Remove calls to possibly_move_powi.
4054 (rewrite_expr_tree_parallel): Likewise.
4055 (attempt_builtin_powi): Build multiplies explicitly rather than
4056 relying on the ops vector and rank system.
4057 (transform_stmt_to_copy): New function.
4058 (transform_stmt_to_multiply): Likewise.
4059 (reassociate_bb): Handle leftover operations after __builtin_powi
4060 optimization; build a final multiply if necessary.
4062 2012-05-18 Jan Hubicka <jh@suse.cz>
4064 * cgraphunit.c (varpool_finalize_decl): Allow external decls.
4065 (mark_functions_to_output): Fix sanity check.
4066 * ipa.c (function_and_variable_visibility): Remove TREE_STATIC check.
4068 2012-05-18 Richard Guenther <rguenther@suse.de>
4070 * tree-flow.h (mark_symbols_for_renaming): Remove.
4071 * tree-dfa.c (mark_symbols_for_renaming): Likewise.
4072 * tree-inline.c (copy_edges_for_bb): Do not mark symbols for renaming.
4073 (copy_debug_stmt): Likewise.
4074 (expand_call_inline): Likewise.
4075 (declare_return_variable): Mark the return variable for renaming
4078 2012-05-18 Andrew Stubbs <ams@codesourcery.com>
4080 * config/arm/arm-protos.h (arm_emit_coreregs_64bit_shift): New
4082 * config/arm/arm.c (arm_emit_coreregs_64bit_shift): New function.
4083 * config/arm/arm.md (ashldi3): Use arm_emit_coreregs_64bit_shift.
4084 (ashrdi3,lshrdi3): Likewise.
4085 (arm_cond_branch): Remove '*' to enable gen_arm_cond_branch.
4087 2012-05-18 Meador Inge <meadori@codesourcery.com>
4089 PR rtl-optimization/53352
4090 * cse.c (equiv_constant): Ignore paradoxical subregs.
4092 2012-05-17 Steven Bosscher <steven@gcc.gnu.org>
4094 PR rtl-optimization/53125
4095 * regstat.c (regstat_bb_compute_ri): Take new local_live_last_luid
4096 argument. Simplify calculation of REG_LIVE_LENGTH for regnos that
4097 die in the basic block. Correctly top off REG_FREQ and
4098 REG_FREQ_CALLS_CROSSED.
4100 (regstat_compute_ri): Allocate and free local_live_last_luid.
4102 (regstat_bb_compute_calls_crossed): Correctly top off
4103 REG_FREQ_CALLS_CROSSED.
4105 2012-05-17 Jan Hubicka <jh@suse.cz>
4107 * lto-symtab.c (lto_symtab_resolve_symbols): Preffer decl with
4108 constructor over decl without.
4109 * cgraph.c (cgraph_remove_node): Clear also body of unanalyzed nodes.
4110 * cgraph.h (varpool_can_remove_if_no_refs): Handle external correctly.
4111 * cgraphunit.c (process_function_and_variable_attributes): Finalize
4113 (mark_functions_to_output): Also accept bodies for functions with
4115 (output_in_order): Skip external vars.
4116 * lto-cgraph.c (lto_output_node): External functions are never in other
4118 (lto_output_varpool_node): Likewise.
4119 * lto-streamer-out.c (lto_write_tree): Always use error_mark_nodes for
4120 forgotten initializers.
4121 * ipa.c (process_references): Handle external vars.
4122 (symtab_remove_unreachable_nodes): Update to handle external vars.
4123 (varpool_externally_visible_p): External vars are externally visible.
4124 * gimple-fold.c (can_refer_decl_in_current_unit_p): Update.
4125 * varpool.c (varpool_remove_node): Remove constructor.
4126 (decide_is_variable_needed): Handle externals.
4127 (varpool_remove_unreferenced_decls): Likewise.
4129 2012-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
4131 * opts.c (common_handle_option): -pedantic-errors enables -Wpedantic.
4132 (enable_warning_as_error): Do not special case Wuninitialized.
4133 * optc-gen.awk: Add sanity checks.
4135 2012-05-17 Jan Hubicka <jh@suse.cz>
4137 * ipa-reference.c (is_proper_for_analysis): Do not check flags
4138 that might change as result of global optimization.
4139 (analyze_function): Do not check analyzed and externally_visible
4140 flags; be happy about address dereferences.
4141 (propagate): Prune all_module_statics so it really contains just
4142 statics; prune all the local summaries.
4143 (ipa_reference_write_optimization_summary): Simplify.
4145 2012-05-17 Kwok Cheung Yeung <kcy@codesourcery.com>
4147 * config/m68k/m68k-devices.def: Add 51ag, 51je, 51jf, 51jg, 51mm, 51qm.
4148 * config/m68k/m68k-tables.opt: Regenerated.
4149 * doc/invoke.texi (M680x0 Options): Document.
4151 2012-05-16 Dave Boutcher <daveboutcher@gmail.com>
4152 Patrick Marlier <patrick.marlier@gmail.com>
4154 * trans-mem.c (ipa_tm_transform_clone): Transform functions with
4157 2012-05-16 H.J. Lu <hongjiu.lu@intel.com>
4159 * configure: Regenerated.
4161 2012-05-16 Andrew Pinski <apinski@cavium.com>
4163 * gimple-fold.c (get_maxval_strlen): Move COND_EXPR handling under
4166 2012-05-16 David S. Miller <davem@davemloft.net>
4168 * jump.c (delete_related_insns): If we remove a CALL, make sure
4169 we delete it's NOTE_INSN_CALL_ARG_LOCATION note too.
4171 2012-05-16 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4173 PR tree-optimization/53217
4174 * tree-ssa-reassoc.c (bip_map): New static variable.
4175 (possibly_move_powi): Move feeding multiplies with __builtin_powi call.
4176 (attempt_builtin_powi): Save feeding multiplies on a stack.
4177 (reassociate_bb): Create and destroy bip_map.
4179 2012-05-16 Olivier Hainque <hainque@adacore.com>
4181 * Makefile.in (install-no-fixedincludes): New target, former toplevel
4182 gcc-no-fixedincludes. Stash "include-fixed" in addition to "include".
4183 Add comments and improve stamp preservation across the whole sequence.
4184 (stmp-int-hdrs): Use move-if-change + cp -p to setup fix_dir/limits.h.
4186 2012-05-16 Richard Guenther <rguenther@suse.de>
4188 * tree-inline.c (insert_init_stmt): Do not call
4189 mark_symbols_for_renaming.
4190 (setup_one_parameter): Avoid initializing unused parameters.
4191 (declare_return_variable): Properly handle DECL_BY_REFERENCE
4192 return vars in SSA form.
4194 2012-05-16 Richard Guenther <rguenther@suse.de>
4196 * tree-flow.h (get_virtual_var): Remove.
4197 * tree-dfa.c (get_virtual_var): Likewise.
4199 2012-05-16 Richard Guenther <rguenther@suse.de>
4201 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1):
4202 Remove set-only bitmap of new names.
4203 (slpeel_tree_peel_loop_to_edge): Likewise. Do not set
4205 * tree-flow.h (ssa_names_to_replace): Remove.
4206 * tree-into-ssa.c (ssa_names_to_replace): Likewise.
4208 2012-05-16 Richard Guenther <rguenther@suse.de>
4210 PR tree-optimization/53364
4211 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Properly
4212 detect a view-conversion of the decl.
4214 2012-05-16 Dodji Seketeli <dodji@redhat.com>
4216 PR preprocessor/7263
4217 * c-tree.h (enum c_declspec_word): Declare new enum.
4218 (struct c_declspecs::locations): New member.
4219 (declspecs_add_qual, declspecs_add_scspec)
4220 (declspecs_add_addrspace, declspecs_add_alignas): Take a new
4222 * c-decl.c (build_null_declspecs): Initialize the new struct
4223 c_declspecs::locations member.
4224 (declspecs_add_addrspace): Take a location parameter for the
4225 address space. Store it onto declaration specifiers.
4226 (declspecs_add_qual): Likewise, take a location parameter for the
4228 (declspecs_add_type): Likewise, take a location parameter for the
4230 (declspecs_add_scspec): Likewise, take a location parameter for
4231 the storage class specifier.
4232 (declspecs_add_attrs): Likewise, take a location parameter for the
4234 (declspecs_add_alignas): Likewise, take a location parameter for
4236 (finish_declspecs): For diagnostics, use the location of the
4237 relevant declspec, instead of the global input_location.
4238 * c-parser.c (c_parser_parameter_declaration): Pass the precise
4239 virtual location of the declspec to the declspecs-setters.
4240 (c_parser_declspecs): Likewise. Avoid calling c_parser_peek_token
4243 2012-05-16 Igor Zamyatin <igor.zamyatin@intel.com>
4245 * configure.ac: Stack protector enabling for Android targets.
4246 * configure: Regenerate.
4248 2012-05-16 Richard Sandiford <r.sandiford@uk.ibm.com>
4250 * ira.c (pseudo_move_insn): Delete.
4251 (find_moveable_pseudos): Don't set it.
4252 (move_unallocated_pseudos): Use DF_REG_DEF_CHAIN to find
4253 the definitions of the original pseudo. Delete all of them.
4255 2012-05-16 Olivier Hainque <hainque@adacore.com>
4257 * config/rs6000/rs6000-opts.h (enum processor_type): Add
4259 * config/rs6000/rs6000-cpus.def: Reference it for cpu="8548".
4260 * config/rs6000/rs6000.md (cpu attribute definition): Add ppc8548.
4261 * config/rs6000/8540.md: indicate that the units/patterns apply to
4264 * config/rs6000/rs6000.c (rs6000_option_override_internal): Rename
4265 default_cpu into implicit_cpu, conveying what --with-cpu was passed at
4266 configure time. Treat implicit_cpu as have_CPU. Pick defaults for SPE
4267 related flags, check that what is queried is supported by the selected
4268 configuration. Rework the single/double_float and MASK_STRING resets to
4269 hit for all the E500 cores (854x + E500MC variants). Select the ppc8540
4270 costs for PROCESSOR_PPC8548 as well.
4271 (rs6000_issue_rate): case CPU_PPC8548 together with CPU_PPC8540.
4272 (rs6000_use_sched_lookahead): Likewise, rewriting function as a case
4273 statement instead of a sequence of ifs.
4275 * config/rs6000/rs6000.h (TARGET_E500): Remove.
4276 (TARGET_NO_LWSYNC): Adjust accordingly.
4277 * config/rs6000/e500.h (TARGET_E500): Remove.
4278 (CHECK_E500_OPTIONS): Adjust accordingly.
4279 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove.
4280 (TARGET_DEFAULT): Reformat definition to match the one in linuxspe.h.
4281 * config/rs6000/linuxspe.h: Likewise.
4282 * config/rs6000/vxworks.h: Remove bogus TARGET_E500 overrides and
4283 superfluous comments.
4284 * config/rs6000/e500-double.h: Remove.
4286 * config.gcc (pick a default with_cpu): For powerpc*-*-*spe*,
4287 default to with_cpu=8548 if --enable-e500-double, and to 8540
4289 (set misc flags section): For powerpc*|rs6000*, remove inclusion
4290 of e500-double.h for --enable-e500-double.
4292 2012-05-16 Olivier Hainque <hainque@adacore.com>
4294 * Makefile.in (s-header-vars): Resort to -n instead of trailing
4295 -e d in sed invocation.
4297 2012-05-16 Hans-Peter Nilsson <hp@axis.com>
4299 * doc/tm.texi.in (Type Layout) <SIZE_TYPE>: Update reference to
4301 * doc/tm.texi: Regenerate.
4303 2012-05-15 Paolo Carlini <paolo.carlini@oracle.com>
4305 * tree.h (EXPR_LOCATION): Use CAN_HAVE_LOCATION_P.
4307 2012-05-15 Jakub Jelinek <jakub@redhat.com>
4310 * config/i386/i386.md (*addqi_2 peephole with QImode addition): Check
4311 that operands[2] is either immediate, or q_regs_operand.
4313 2012-05-15 Richard Guenther <rguenther@suse.de>
4315 * cgraphunit.c (thunk_adjust): Use make_rename_temp.
4316 (assemble_thunk): Likewise. Manually rename and register
4319 2012-05-15 Richard Guenther <rguenther@suse.de>
4321 PR tree-optimization/53355
4322 * tree-vrp.c (extract_range_from_binary_expr_1): Handle LSHIFT_EXPRs
4325 2012-05-15 Tristan Gingold <gingold@adacore.com>
4327 * tree-ssa-strlen.c (get_string_length): Convert lhs if needed.
4329 2012-05-15 Richard Guenther <rguenther@suse.de>
4331 * gimple.c (gimple_set_modified): Move ...
4332 * gimple.h (gimple_set_modified): ... here.
4334 2012-05-15 Tristan Gingold <gingold@adacore.com>
4336 * ira-color.c (move_spill_restore): Add a guard.
4338 2012-05-15 Tristan Gingold <gingold@adacore.com>
4340 * config/ia64/ia64.c (ia64_emit_probe_stack_range): Adjust calls to
4343 2012-05-15 Eric Botcazou <ebotcazou@adacore.com>
4345 * gimplify.c (gimplify_init_constructor): Do a block move for very
4346 small objects as well.
4348 2012-05-15 Bernd Schmidt <bernds@codesourcery.com>
4350 * ira.c (find_moveable_pseudos): Skip registers whose
4351 DF_REG_EQ_USE_COUNT is nonzero.
4353 2012-05-15 Kenneth Zadeck <zadeck@naturalbridge.com>
4355 * doc/md.texi (fma): Define to only be applicable for single rounding.
4357 2012-05-14 Uros Bizjak <ubizjak@gmail.com>
4360 * config/i386/i386.c (ix86_expand_special_args_builtin): Always
4361 generate target register for "load" class builtins.
4364 2010-10-22 Uros Bizjak <ubizjak@gmail.com>
4367 * config/i386/sse.md (*avx_movu<ssemodesuffix><avxmodesuffix>):
4368 Rename from avx_movu<ssemodesuffix><avxmodesuffix>.
4369 (avx_movu<ssemodesuffix><avxmodesuffix>): New expander.
4370 (*<sse>_movu<ssemodesuffix>): Rename from <sse>_movu<ssemodesuffix>.
4371 (<sse>_movu<ssemodesuffix>): New expander.
4372 (*avx_movdqu<avxmodesuffix>): Rename from avx_movdqu<avxmodesuffix>.
4373 (avx_movdqu<avxmodesuffix>): New expander.
4374 (*sse2_movdqu): Rename from sse2_movdqu.
4375 (sse2_movdqu): New expander.
4377 2012-05-14 Marc Glisse <marc.glisse@inria.fr>
4380 * config/i386/i386.c (ix86_expand_vec_perm_const): Move code to ...
4381 (canonicalize_perm): ... new function.
4382 (expand_vec_perm_2vperm2f128_vshuf): New function.
4383 (ix86_expand_vec_perm_const_1): Call it.
4385 2012-05-14 Andrew Pinski <apinski@cavium.com>
4386 H.J. Lu <hongjiu.lu@intel.com>
4387 Jakub Jelinek <jakub@redhat.com>
4390 * config/i386/i386.md (xbegin_1): Use + in constraint and match_dup.
4393 2012-05-14 Jakub Jelinek <jakub@redhat.com>
4395 * dwarf2out.c (dwarf2out_define, dwarf2out_undef): Treat
4396 lineno 1 the same as lineno 0 before first start file directive.
4397 (optimize_macinfo_range): Likewise.
4399 * dwarf2out.c (have_macinfo): Define.
4400 (dwarf2out_finish): Don't emit DW_AT_GNU_macros or DW_AT_macro_info
4401 attribute, don't force empty compilation unit and don't emit any
4402 .debug_macinfo/.debug_macro section if macinfo_table is empty.
4404 2012-05-14 Georg-Johann Lay <avr@gjlay.de>
4407 * config/avr/avr.c (avr_const_address_lo16): Remove.
4408 (avr_assemble_integer): Print ".byte lo8(x)",
4409 ".byte hi8(x)", ".byte hh8(x)" instead of emit an assembler
4410 .warning if 3-byte address is assembled.
4411 * doc/extend.texi (AVR Named Address Spaces): Document that
4412 binutils 2.23 is needed to assemble 3-byte addresses.
4414 2012-05-14 Richard Guenther <rguenther@suse.de>
4416 * tree-vect-data-refs.c (vect_setup_realignment): Remove
4417 call to mark_symbols_for_renaming.
4418 (vect_permute_load_chain): Likewise.
4419 * tree-vect-loop.c (vect_is_slp_reduction): Update stmt
4420 instead of calling mark_symbols_for_renaming.
4421 * tree-vect-stmts.c (read_vector_array): Remove call to
4422 mark_symbols_for_renaming.
4423 (write_vector_array): Likewise.
4424 (vectorizable_call): Likewise.
4425 (vectorizable_store): Likewise.
4426 (vectorizable_load): Likewise.
4427 * matrix-reorg.c (transform_allocation_sites): Likewise.
4428 * tree-ssa-pre.c (create_expression_by_pieces): Likewise.
4429 (create_expression_by_pieces): Likewise.
4431 2012-05-14 Richard Guenther <rguenther@suse.de>
4433 * gimplify.c (gimple_regimplify_operands): Only mark the LHS
4434 of statements for renaming.
4435 (force_gimple_operand_1): Likewise, consistently for both
4436 calls to force_gimple_operand and force_gimple_operand_gsi.
4438 2012-05-14 Richard Guenther <rguenther@suse.de>
4440 * tree-dfa.c (make_rename_temp): Be forgiving if not in SSA form.
4441 * omp-low.c (expand_omp_taskreg): Properly conditionalize call
4443 (expand_omp_for): Likewise.
4444 (expand_omp_for_generic): Adjust conditional add to referenced vars.
4445 Use make_rename_temp for temporaries that should be rewritten into
4447 (expand_omp_for_static_nochunk): Likewise.
4448 (expand_omp_atomic_pipeline): Likewise.
4450 2012-05-14 Richard Guenther <rguenther@suse.de>
4452 PR tree-optimization/53331
4453 * tree-vect-data-refs.c (vect_verify_datarefs_alignment): Ignore
4455 * tree-vect-stmts.c (vect_model_load_cost): Handle strided loads.
4457 2012-05-14 Manuel López-Ibáñez <manu@gcc.gnu.org>
4460 * doc/options.texi: (LangEnabledBy): Document it.
4461 * optc-gen.awk: Handle LangEnabledBy.
4462 * opth-gen.awk: Generate declaration for lang-specific functions.
4463 * opt-read.awk: Record lang numbers.
4464 * opt-functions.awk (flag_set_p): Ignore the arguments of flags.
4465 (lang_sanitized_name): New.
4467 2012-05-14 Bernd Schmidt <bernds@codesourcery.com>
4469 * attribs.c (decl_attributes): Avoid emitting a warning if
4471 * doc/rtl.texi (CALL_INSN_FUNCTION_USAGE): Use lowercase for rtx
4472 codes. Document meaning of sets inside CALL_INSN_FUNCTION_USAGE.
4473 * builtin-attrs.def (DEF_ATTR_FOR_STRING): Define. Use it to
4474 define a string "1".
4475 (ATTR_RET1_NOTHROW_NONNULL_LEAF): New attr definition.
4476 * builtins.def (BUILT_IN_MEMCPY, BUILT_IN_MEMMOVE, BUILT_IN_MEMSET,
4477 BUILT_IN_STRCPY): Use it for these functions.
4478 * postreload.c (reload_combine): Deal with SETs inside
4479 CALL_INSN_FUNCTION_USAGE.
4480 * caller-save.c (setup_save_areas, save_call_clobbered_regs):
4481 Look for REG_RETURNED notes and use a cheap restore if possible.
4482 * ira-int.h (struct ira_allocno): New member cheap_calls_crossed_num.
4483 (ALLOCNO_CHEAP_CALLS_CROSSED_NUM): New macro.
4484 * ira-build.c (ira_create_allocno, create_cap_allocno,
4485 propagate_allocno_info, propagate_some_info_from_allocno,
4486 copy_info_to_removed_store_destination, ira_flattening): Handle it.
4487 * ira-lives.c (pseudo_regno_single_word_and_live_p,
4488 find_call_crossed_cheap_reg): New static functions.
4489 (process_bb_node_lives): Look for SETs in CALL_INSN_FUNCTION_USAGE,
4490 and set ALLOCNO_CHEAP_CALLS_CROSSED_NUM if possible. Also make
4491 a REG_RETURNED note in that case.
4492 * ira.c (setup_reg_renumber): Change assert to allow cases where
4493 allocnos only cross calls for which they are cheap to restore.
4494 * ira-costs.c (ira_tune_allocno_costs): Compare
4495 ALLOCNO_CALLS_CROSSED_NUM to ALLOCNO_CHEAP_CALLS_CROSSED_NUM rather
4497 * reg-notes.def (REG_RETURNED): New note.
4498 * cse.c (cse_insn): Likewise.
4499 * sched-deps.c (sched_analyze_insn): Likewise.
4500 * expr.c (init_block_move_fn): Set a "fn spec" attribute.
4501 * calls.c (decl_return_flags): New static function.
4502 (expand_call): Generate a SET in CALL_INSN_FUNCTION_USAGE for
4503 functions that return one of their arguments.
4504 * regcprop.c (struct kill_set_value_data): New.
4505 (kill_set_value): Interpret data as a pointer to such a struct.
4506 Do nothing if the caller wants the register to be ignored.
4507 (copyprop_hardreg_forward_1): Handle SETs in CALL_INSN_FUNCTION_USAGE.
4509 2012-05-14 Richard Guenther <rguenther@suse.de>
4511 PR tree-optimization/53340
4512 * tree-ssa-pre.c (op_valid_in_sets): Fix error in last commit.
4514 2012-05-14 Richard Guenther <rguenther@suse.de>
4516 * gimplify.c (gimplify_expr): Remove odd code.
4518 2012-05-14 Eric Botcazou <ebotcazou@adacore.com>
4520 * stor-layout.c (bit_from_pos): Distribute conversion to bitsizetype
4521 into a PLUS_EXPR byte offset.
4523 * tree-ssa-pre.c (can_value_number_call): Delete.
4524 (compute_avail): Skip all statements with side effects.
4525 <GIMPLE_CALL>: Skip calls to internal functions.
4527 2012-05-13 Steven Bosscher <steven@gcc.gnu.org>
4529 * config/pa/pa.md: Use define_c_enum for "unspec" and "unspecv".
4531 2012-05-13 Manuel López-Ibáñez <manu@gcc.gnu.org>
4533 * common.opt (Wtype-limits): Use EnabledBy.
4535 2012-05-13 Uros Bizjak <ubizjak@gmail.com>
4537 * config/i386/i386.md (*pushtf): Enable for TARGET_SSE.
4538 (pushtf splitter): Ditto.
4540 (*movtf_internal): Ditto. Use V4SFmode for !TARGET_SSE2.
4541 (<code>tf2): Enable for TARGET_SSE.
4542 (*absnegtf2_sse): Ditto.
4543 (copysign<mode>3): Enable TFmode for TARGET_SSE.
4544 (copysign<mode>3_const): Ditto.
4545 (copysign<mode>3_var): Ditto.
4546 * config/i386/sse.md (<code>tf3): Enable for TARGET_SSE.
4547 (*andnottf3): Ditto. Use V4SFmode for !TARGET_SSE2.
4548 (*<code>tf3): Ditto.
4549 * config/i386/i386.c (struct builtin_description bdesc_args)
4550 <IX86_BUILTIN_FABSQ>: Enable for TARGET_SSE.
4551 <IX86_BUILTIN_COPYSIGNQ>: Ditto.
4552 (ix86_expand_builtin) <IX86_BUILTIN_FABSQ, IX86_BUILTIN_COPYSIGNQ>:
4553 Emit a normal call if SSE isn't available.
4555 2012-05-13 Uros Bizjak <ubizjak@gmail.com>
4557 * config/i386/sse.md (<sse>_andnot<mode>3): Handle
4558 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL.
4559 (<code><mode>3): Ditto.
4560 (*andnot<mode>3): Ditto.
4561 (*andnottf3): Ditto.
4562 (*<code><mode>3): Ditto.
4565 2012-05-13 Manuel López-Ibáñez <manu@gcc.gnu.org>
4567 * optc-gen.awk: Error instead of warning for conflicting help.
4569 2012-05-12 Jason Merrill <jason@redhat.com>
4572 * dwarf2out.c (build_local_stub): Prefer DW_AT_signature for
4575 2012-05-12 Eric Botcazou <ebotcazou@adacore.com>
4577 * function.c (requires_stack_frame_p): If the function can throw
4578 non-call exceptions, return true if the insn can throw internally.
4580 2012-05-12 Paolo Carlini <paolo.carlini@oracle.com>
4582 * doc/generic.texi: Rename TYPE_PTRMEM_P to TYPE_PTRDATAMEM_P.
4584 2012-05-12 Uros Bizjak <ubizjak@gmail.com>
4586 * config/alpha/alpha.c (alpha_emit_conditional_branch): Handle
4587 ORDERED and UNORDERED conditions.
4589 2012-05-11 Richard Guenther <rguenther@suse.de>
4591 * tree-flow.h (referenced_var_check_and_insert): Remove.
4592 (find_new_referenced_vars): Likewise.
4593 * tree-dfa.c (referenced_var_check_and_insert): Make static.
4594 (find_new_referenced_vars_1, find_new_referenced_vars): Remove.
4595 * tree-inline.c (copy_bb): Use find_referenced_vars_in
4596 instead of find_new_referenced_vars.
4597 * gimple-fold.c (gimplify_and_update_call_from_tree): Likewise.
4599 2012-05-11 Richard Guenther <rguenther@suse.de>
4601 * tree-pass.h (pass_rest_of_compilation,
4602 pass_all_optimizations, pass_postreload, pass_all_early_optimizations):
4604 * passes.c (pass_all_optimizations, pass_postreload,
4605 pass_all_early_optimizations): Make static.
4606 (pass_rest_of_compilation): Likewise. Make it an RTL_PASS.
4607 * tree-phinodes.c (init_phinodes, fini_phinodes): Remove.
4608 * tree-ssa.c (init_tree_ssa): Do not call init_phinodes.
4609 (delete_tree_ssa): Do not call fini_phinodes.
4610 * tree-flow.h (init_phinodes, fini_phinodes): Remove.
4612 2012-05-11 Manuel López-Ibáñez <manu@gcc.gnu.org>
4615 * doc/options.texi (EnabledBy): Document
4616 * opts.c: Include opts.h and options.h before tm.h.
4617 (finish_options): Do not handle some sub-options here...
4618 (common_handle_option): ... instead call common_handle_option_auto
4620 * optc-gen.awk: Handle EnabledBy.
4621 * opth-gen.awk: Declare common_handle_option_auto.
4622 * common.opt (Wuninitialized): Use EnabledBy. Delete Init.
4623 (Wmaybe-uninitialized): Likewise.
4624 (Wunused-but-set-variable): Likewise.
4625 (Wunused-function): Likewise.
4626 (Wunused-label): Likewise.
4627 (Wunused-value): Likewise.
4628 (Wunused-variable): Likewise.
4629 * opt-read.awk: Create opt_numbers array.
4631 2012-05-11 Richard Guenther <rguenther@suse.de>
4633 PR tree-optimization/53295
4634 * tree-data-ref.h (stride_of_unit_type_p): Handle non-constant
4636 * tree-data-ref.c (dr_analyze_innermost): Allow non-constant
4637 strides when analyzing data-references in a loop context.
4638 * tree-vect-data-refs.c (vect_mark_for_runtime_alias_test): Reject
4639 non-constant strides for now.
4640 (vect_enhance_data_refs_alignment): Ignore data references
4641 that are strided loads.
4642 (vect_analyze_data_ref_access): Handle non-constant strides.
4643 (vect_check_strided_load): Verify the data-reference is a load.
4644 (vect_analyze_data_refs): Restructure to make strided load
4645 support not dependent on gather support.
4646 * tree-vect-stmts.c (vectorizable_load): Avoid useless work
4647 when doing strided or gather loads.
4648 * tree-vect-loop-manip.c (vect_vfa_segment_size): Use
4649 integer_zerop to compare stride with zero.
4651 2012-05-11 H.J. Lu <hongjiu.lu@intel.com>
4653 * config/i386/driver-i386.c (host_detect_local_cpu): Support RTM.
4655 2012-05-11 Jan Hubicka <jh@suse.cz>
4658 * varpool.c (varpool_assemble_decl): Also output constat pool entries
4659 that output_constant_pool missed.
4661 2012-05-11 Mingjie Xing <mingjie.xing@gmail.com>
4663 * config/mips/t-vxworks: Change MUTLILIB_EXTRA_OPTS to
4664 MULTILIB_EXTRA_OPTS.
4666 2012-05-11 Uros Bizjak <ubizjak@gmail.com>
4669 * config/i386/i386.md (xtest): Use NE condition in ix86_expand_setcc.
4671 2012-05-11 Uros Bizjak <ubizjak@gmail.com>
4673 * config/i386/i386.md (*movti_internal_rex64): Avoid MOVAPS size
4674 optimization for TARGET_AVX.
4675 (*movti_internal_sse): Ditto.
4676 (*movdi_internal_rex64): Handle TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL.
4677 (*movdi_internal): Ditto.
4678 (*movsi_internal): Ditto.
4679 (*movtf_internal): Avoid MOVAPS size optimization for TARGET_AVX.
4680 (*movdf_internal_rex64): Ditto.
4681 (*movfd_internal): Ditto.
4682 (*movsf_internal): Ditto.
4683 * config/i386/sse.md (mov<mode>): Handle TARGET_SSE_LOAD0_BY_PXOR.
4685 2012-05-10 Eric Botcazou <ebotcazou@adacore.com>
4687 * dwarf2out.c (add_byte_size_attribute) <RECORD_TYPE>: Handle variable
4688 reference as size attribute.
4690 2012-05-10 Eric Botcazou <ebotcazou@adacore.com>
4691 Tristan Gingold <gingold@adacore.com>
4693 * doc/md.texi (Standard Names): Document probe_stack_address.
4694 * explow.c (emit_stack_probe): Handle probe_stack_address.
4695 * config/ia64/ia64.md (UNSPECV_PROBE_STACK_ADDRESS): New constant.
4696 (UNSPECV_PROBE_STACK_RANGE): Likewise.
4697 (probe_stack_address): New insn.
4698 (probe_stack_range): Likewise.
4699 * config/ia64/ia64.c: Include common/common-target.h.
4700 (ia64_compute_frame_size): Mark r2 and r3 as used if static stack
4701 checking is enabled.
4702 (ia64_emit_probe_stack_range): New function.
4703 (output_probe_stack_range): Likewise.
4704 (ia64_expand_prologue): Invoke ia64_emit_probe_stack_range if static
4705 builtin stack checking is enabled.
4706 (rtx_needs_barrier) <UNSPEC_VOLATILE>: Handle UNSPECV_PROBE_STACK_RANGE
4707 and UNSPECV_PROBE_STACK_ADDRESS.
4708 (unknown_for_bundling_p): New predicate.
4709 (group_barrier_needed): Use important_for_bundling_p.
4710 (ia64_dfa_new_cycle): Use unknown_for_bundling_p.
4711 (issue_nops_and_insn): Likewise.
4712 (bundling): Likewise.
4713 (final_emit_insn_group_barriers): Likewise.
4714 * config/ia64/ia64-protos.h (output_probe_stack_range): Declare.
4715 * config/ia64/hpux.h (STACK_CHECK_STATIC_BUILTIN): Define.
4716 (STACK_CHECK_PROTECT): Likewise.
4717 * config/ia64/linux.h (STACK_CHECK_STATIC_BUILTIN): Likewise.
4719 2012-05-10 Jan Hubicka <jh@suse.cz>
4721 * ipa-inline.c (update_all_callee_keys): Remove.
4722 (inline_small_functions): Simplify priority updating.
4724 2012-05-10 Jan Hubicka <jh@suse.cz>
4726 * ipa.c (symtab_remove_unreachable_nodes): Fix marking of clones.
4728 2012-05-10 Jan Hubicka <jh@suse.cz>
4730 * cgraph.h (cgraph_remove_unreachable_nodes): Rename to ...
4731 (symtab_remove_unreachable_nodes): ... this one.
4732 * ipa-cp.c (ipcp_driver): Do not remove unreachable nodes.
4733 * cgraphunit.c (ipa_passes): Update.
4734 * cgraphclones.c (cgraph_materialize_all_clones): Update.
4735 * cgraph.c (cgraph_release_function_body): Only turn initial
4736 into error mark when initial was previously set.
4737 * ipa-inline.c (ipa_inline): Update.
4738 * ipa.c: Include ipa-inline.h
4739 (enqueue_cgraph_node, enqueue_varpool_node): Remove.
4740 (enqueue_node): New function.
4741 (process_references): Update.
4742 (symtab_remove_unreachable_nodes): Cleanup.
4743 * passes.c (execute_todo, execute_one_pass): Update.
4745 2012-05-10 Vladimir Makarov <vmakarov@redhat.com>
4747 PR rtl-optimization/53125
4748 * ira.c (ira): Call find_moveable_pseudos and
4749 move_unallocated_pseudos if only ira_conflicts_p is true.
4751 2012-05-10 Uros Bizjak <ubizjak@gmail.com>
4753 * config/i386/i386.md (*movoi_internal_avx): Handle
4754 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL and TARGET_SSE_TYPELESS_STORES.
4755 (*movti_internal_rex64): Handle TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL.
4756 (*movti_internal_sse): Ditto.
4757 (*movtf_internal): Ditto.
4758 * config/i386/sse.md (ssePSmode): New mode attribute.
4759 (*move<mode>_internal): Use ssePSmode.
4760 (*<sse>_movu<ssemodesuffix><avxsizesuffix>): Ditto.
4761 (*<sse2>_movdqu<avxsizesuffix>): Ditto.
4762 * config/i386/i386.c (standard_sse_constant_opcode): Do not handle
4763 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL here.
4765 2012-05-10 Eric Botcazou <ebotcazou@adacore.com>
4767 * gimplify.c (gimplify_decl_expr): For a TYPE_DECL, also gimplify the
4768 DECL_ORIGINAL_TYPE if it is present.
4770 2012-05-10 Nick Clifton <nickc@redhat.com>
4773 * config/m32c/bitops.md (bset_qi): Change operand 2 from having
4774 a "0" constraint to being a (match_dup 0).
4776 2012-05-10 Richard Guenther <rguenther@suse.de>
4778 * stor-layout.c (byte_from_pos): Amend comment.
4780 2012-05-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4782 * doc/extend.texi (X86 Built-in Functions, __builtin_cpu_init):
4783 Document requirement to call in constructors.
4785 * config/i386/i386.c: Update comments for i386-cpuinfo.c name change.
4787 2012-05-10 Richard Guenther <rguenther@suse.de>
4789 * tree.h (TYPE_IS_SIZETYPE): Remove.
4790 * fold-const.c (int_const_binop_1): Remove TYPE_IS_SIZETYPE use.
4791 (extract_muldiv_1): Likewise.
4792 * gimple.c (gtc_visit): Likewise.
4793 (gimple_types_compatible_p): Likewise.
4794 (iterative_hash_canonical_type): Likewise.
4795 (gimple_canonical_types_compatible_p): Likewise.
4796 * gimplify.c (gimplify_one_sizepos): Likewise.
4797 * print-tree.c (print_node): Likewise.
4798 * stor-layout.c (initialize_sizetypes): Do not set TYPE_IS_SIZETYPE.
4800 2012-05-09 Uros Bizjak <ubizjak@gmail.com>
4803 * config/i386/sse.md (vec_widen_smult_hi_v4si): Expand using
4804 xop_pmacsdqh insn pattern instead of xop_mulv2div2di3_high.
4805 (vec_widen_smult_lo_v4si): Expand using xop_pmacsdql insn pattern
4806 instead of xop_mulv2div2di3_low.
4807 (xop_p<macs>dql): Fix vec_select selector.
4808 (xop_p<macs>dqh): Ditto.
4809 (xop_mulv2div2di3_low): Remove insn_and_split pattern.
4810 (xop_mulv2div2di3_high): Ditto.
4812 2012-05-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
4815 * diagnostic.h (diagnostic_context): Add last_location.
4816 * diagnostic.c (diagnostic_initialize): Initialize it.
4817 (diagnostic_show_locus): Use it.
4819 2012-05-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
4821 * doc/extend.texi (Function Attributes): Point xref to section
4824 2012-05-09 Uros Bizjak <ubizjak@gmail.com>
4826 * config/i386/i386.c (*movdf_internal_rex64): Remove
4827 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL handling from asm output code.
4828 Calculate "mode" attribute according to
4829 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL flag.
4830 (*movdf_internal): Ditto.
4832 2012-05-09 Uros Bizjak <ubizjak@gmail.com>
4835 * config/i386/i386.c (ix86_expand_vector_move_misalign): Do not handle
4836 128 bit vectors specially for TARGET_AVX. Emit sse2_movupd and
4837 sse_movupd RTXes for TARGET_AVX, TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL
4838 or when optimizing for size.
4839 * config/i386/sse.md (*mov<mode>_internal): Remove
4840 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL handling from asm output code.
4841 Calculate "mode" attribute according to optimize_function_for_size_p
4842 and TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL flag.
4843 (*<sse>_movu<ssemodesuffix><avxsizesuffix>): Choose asm template
4844 depending on the mode of the instruction. Calculate "mode" attribute
4845 according to optimize_function_for_size_p, TARGET_SSE_TYPELESS_STORES
4846 and TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL flags.
4847 (*<sse2>_movdqu<avxsizesuffix>): Ditto.
4849 2012-05-09 Georg-Johann Lay <avr@gjlay.de>
4852 * config/avr/elf.h (ASM_DECLARE_FUNCTION_NAME): Remove.
4853 * config/avr/avr-protos.h (avr_asm_declare_function_name): Remove.
4854 * config/avr/avr.h (struct machine_function): Add attributes_checked_p.
4855 * config/avr/avr.c (avr_asm_declare_function_name): Remove.
4856 (expand_prologue): Move initialization of cfun->machine->is_naked,
4857 is_interrupt, is_signal, is_OS_task, is_OS_main from here to...
4858 (avr_set_current_function): ...this new static function.
4859 (TARGET_SET_CURRENT_FUNCTION): New define.
4860 (avr_function_ok_for_sibcall): Use cfun->machine->is_* instead of
4861 checking attributes of current_function_decl.
4862 (avr_regs_to_save): Ditto.
4863 (signal_function_p): Rename to avr_signal_function_p.
4864 (interrupt_function_p): Rename to avr_interrupt_function_p.
4866 * doc/extend.texi (Function Attributes): Better explanation of
4867 'interrupt' and 'signal' for AVR. Move 'ifunc' down to establish
4870 2012-05-09 Michael Matz <matz@suse.de>
4872 PR tree-optimization/53185
4873 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Disable
4874 peeling when we see strided loads.
4876 2012-05-09 Matthias Klose <doko@ubuntu.com>
4878 * gcc-ar.c (main): Don't check for execute bits for the plugin.
4880 2012-05-09 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
4882 * tree-ssa-loop-ivopts.c (add_autoinc_candidates, get_address_cost):
4883 Replace use of HAVE_{POST/PRE}_{INCREMENT/DECREMENT} with
4884 USE_{LOAD/STORE}_{PRE/POST}_{INCREMENT/DECREMENT} appropriately.
4885 * config/arm/arm.h (ARM_AUTOINC_VALID_FOR_MODE_P): New.
4886 (USE_LOAD_POST_INCREMENT): Define.
4887 (USE_LOAD_PRE_INCREMENT): Define.
4888 (USE_LOAD_POST_DECREMENT): Define.
4889 (USE_LOAD_PRE_DECREMENT): Define.
4890 (USE_STORE_PRE_DECREMENT): Define.
4891 (USE_STORE_PRE_INCREMENT): Define.
4892 (USE_STORE_POST_DECREMENT): Define.
4893 (USE_STORE_POST_INCREMENT): Define.
4894 (arm_auto_incmodes): Add enumeration.
4895 * config/arm/arm-protos.h (arm_autoinc_modes_ok_p): Declare.
4896 * config/arm/arm.c (arm_autoinc_modes_ok_p): Define.
4898 2012-05-09 Jakub Jelinek <jakub@redhat.com>
4900 PR tree-optimization/53226
4901 * tree-ssa-forwprop.c (ssa_forward_propagate_and_combine): Remove
4902 prev and prev_initialized vars, gimple_set_plf (stmt, GF_PLF_1, false)
4903 before processing it and gimple_set_plf (stmt, GF_PLF_1, true) if it
4904 doesn't need to be revisited, look for earliest stmt with
4905 !gimple_plf (stmt, GF_PLF_1) if something changed.
4907 2012-05-09 Terry Guo <terry.guo@arm.com>
4909 * genmultilib: Update copyright dates.
4910 * doc/fragments.texi: Ditto.
4912 2012-05-09 Terry Guo <terry.guo@arm.com>
4914 * Makefile.in (s-mlib): Add new argument MULTILIB_REQUIRED.
4915 * genmultilib (MULTILIB_REQUIRED): New.
4916 * doc/fragments.texi: Document the MULTILIB_REQUIRED.
4918 2012-05-09 Richard Guenther <rguenther@suse.de>
4920 * tree-vectorizer.h (vect_loop_versioning): Adjust prototype.
4921 (vect_do_peeling_for_loop_bound): Likewise.
4922 (vect_do_peeling_for_alignment): Likewise.
4923 * tree-vect-loop-manip.c (conservative_cost_threshold): Remove.
4924 (vect_do_peeling_for_loop_bound): Get check_profitability and
4925 threshold as parameters.
4926 (vect_do_peeling_for_alignment): Likewise.
4927 (vect_loop_versioning): Likewise.
4928 * tree-vect-loop.c (vect_transform_loop): Compute check_profitability
4929 and threshold here. Control where to put the check here.
4931 2012-05-09 Richard Sandiford <rdsandiford@googlemail.com>
4934 * dwarf2out.h (get_address_mode): Move declaration to...
4936 * dwarf2out.c (get_address_mode): Move definition to...
4937 * rtlanal.c: ...here.
4938 * var-tracking.c (get_address_mode): Delete.
4939 * combine.c (find_split_point): Use get_address_mode instead of
4940 targetm.addr_space.address_mode.
4941 * cselib.c (cselib_record_sets): Likewise.
4942 * dse.c (canon_address, record_store): Likewise.
4943 * emit-rtl.c (adjust_address_1, offset_address): Likewise.
4944 * expr.c (move_by_pieces, emit_block_move_via_loop, store_by_pieces)
4945 (store_by_pieces_1, expand_assignment, store_expr, store_constructor)
4946 (expand_expr_real_1): Likewise.
4947 * ifcvt.c (noce_try_cmove_arith): Likewise.
4948 * optabs.c (maybe_legitimize_operand_same_code): Likewise.
4949 * reload.c (find_reloads): Likewise.
4950 * sched-deps.c (sched_analyze_1, sched_analyze_2): Likewise.
4951 * sel-sched-dump.c (debug_mem_addr_value): Likewise.
4953 2012-05-09 Maciej W. Rozycki <macro@codesourcery.com>
4955 * config/mips/mips.c (mips16_gp_pseudo_reg): Remove line
4956 information from the instruction produced.
4958 2012-05-09 Richard Guenther <rguenther@suse.de>
4960 * stor-layout.c (bit_from_pos): Document.
4961 (byte_from_pos): Likewise. Optimize.
4962 (pos_from_bit): Likewise.
4963 (normalize_offset): Use pos_from_bit instead of replicating it.
4965 2012-05-09 Alan Modra <amodra@gmail.com>
4968 * config/rs6000/rs6000.c (gen_frame_set): New function.
4969 (gen_frame_load, gen_frame_store): New functions.
4970 (rs6000_savres_rtx): Use the above.
4971 (rs6000_emit_epilogue, rs6000_emit_prologue): Here too.
4972 Correct mode used for CR2 in save/restore_world patterns.
4973 Don't emit instructions for eh_return frame unwind reg info.
4975 2012-05-08 Jan Hubicka <jh@suse.cz>
4977 * cgraphbuild.c (build_cgraph_edges): Do not finalize vars
4979 * cgraph.h (varpool_can_remove_if_no_refs): Vars with VALUE_EXPR
4981 * toplev.c (wrapup_global_declaration_2): Vars with VALUE_EXPR
4983 (compile_file): Do not output variables.
4984 * cgraphbuild.c (varpool_finalize_decl): When var is finalized late,
4986 * langhooks.c: Include timevar.h
4987 (write_global_declarations): Finalize compilation unit after wrapup;
4988 set timevars correctly.
4989 * passes.c (rest_of_decl_compilation): Decls with VALUE_EXPR needs
4990 not to be added to varpool.
4991 * varpool.c (varpool_assemble_decl): Sanity check that we are called
4992 only on cases where it makes sense; skip constant pool and value expr
4995 2012-05-08 David S. Miller <davem@davemloft.net>
4997 * config/sparc/linux.h (LINK_SPEC): Don't pass "-Y" option.
4998 * config/sparc/linux64.h (LINK_ARCH32_SPEC): Likewise.
4999 * config/sparc/linux64.h (LINK_ARCH64_SPEC): Likewise.
5001 2012-05-08 Richard Sandiford <rdsandiford@googlemail.com>
5003 PR rtl-optimization/53278
5004 * lower-subreg.c (decompose_multiword_subregs): Remove left-over
5005 speed_p code from earlier patch.
5007 2012-05-08 Oleg Endo <olegendo@gcc.gnu.org>
5010 * config/sh/sh.md (*branch_true, *branch_false): New insns.
5012 2012-05-08 Teresa Johnson <tejohnson@google.com>
5014 * gcov-io.h (__gcov_reset, __gcov_dump): Declare.
5015 * doc/gcov.texi: Add note on using __gcov_reset and __gcov_dump.
5017 2012-05-08 Jan Hubicka <jh@suse.cz>
5019 * cgraph.c (cgraph_call_edge_duplication_hooks): Export.
5020 (cgraph_create_node_1): Rename to ...
5021 (cgraph_create_empty_node): ... this one; export.
5022 (cgraph_create_node): Update.
5023 (cgraph_set_call_stmt_including_clones): Move to cgraphclones.c
5024 (cgraph_create_edge_including_clones): Likewise.
5025 (cgraph_find_replacement_node): Likewise.
5026 (cgraph_clone_edge): Likewise.
5027 (cgraph_clone_node): Likewise.
5028 (clone_function_name): Likewise.
5029 (cgraph_create_virtual_clone): Likewise.
5030 (cgraph_remove_node_and_inline_clones): Likewise.
5031 (cgraph_redirect_edge_call_stmt_to_callee): Move here from cgraphunit.c
5032 * cgraph.h: Reorder declarations so they match file of origin.
5033 (cgraph_create_empty_node): Declare.
5034 * cgraphunit.c (update_call_expr): Move to cgraphclones.c
5035 (cgraph_copy_node_for_versioning): Likewise.
5036 (cgraph_function_versioning): Likewise.
5037 (cgraph_materialize_clone): Likewise.
5038 (cgraph_redirect_edge_call_stmt_to_callee): Likewise.
5039 (cgraph_materialize_all_clones): Likewise.
5040 * cgraphclones.c: New file.
5041 * Makefile.in: Update for cgraphclones.
5043 2012-05-08 Uros Bizjak <ubizjak@gmail.com>
5046 * config/i386/i386.c (ix86_set_reg_reg_cost): New function.
5047 (ix86_rtx_costs): Handle SET.
5049 2012-05-08 Michael Matz <matz@suse.de>
5051 * basic-block.h (struct rtl_bb_info): Remove visited member and
5052 move head_ member to ...
5053 (struct basic_block_def.basic_block_il_dependent): ... the new
5054 member x, replacing but containing old member rtl.
5055 (enum bb_flags): New BB_VISITED flag.
5056 (BB_HEADER, BB_FOOTER): New macros.
5058 * jump.c (mark_all_labels): Adjust.
5059 * cfgcleanup.c (try_optimize_cfg): Adjust.
5060 * cfglayout.c (record_effective_endpoints): Adjust.
5061 (relink_block_chain): Ditto (and don't fiddle with visited).
5062 (fixup_reorder_chain): Adjust.
5063 (fixup_fallthru_exit_predecessor): Ditto.
5064 (cfg_layout_duplicate_bb): Ditto.
5065 * combine.c (update_cfg_for_uncondjump): Adjust.
5066 * bb-reorder.c (struct bbro_basic_block_data_def): Add visited member.
5067 (bb_visited_trace): New accessor.
5068 (mark_bb_visited): Move in front.
5069 (rotate_loop): Use bb_visited_trace.
5070 (find_traces_1_round): Ditto.
5071 (emit_barrier_after): Ditto.
5072 (copy_bb): Ditto, and initialize visited on resize.
5073 (reorder_basic_blocks): Initize visited member.
5074 (duplicate_computed_gotos): Clear bb flags at start, use
5077 * cfgrtl.c (try_redirect_by_replacing_jump): Adjust.
5078 (rtl_verify_flow_info_1): Ditto.
5079 (cfg_layout_split_block): Ditto.
5080 (cfg_layout_delete_block): Ditto.
5081 (cfg_layout_merge_blocks): Ditto.
5082 (init_rtl_bb_info): Adjust and initialize il.x.head_ member.
5084 2012-05-08 Hans-Peter Nilsson <hp@axis.com>
5087 * config/cris/cris.c (cris_normal_notice_update_cc): For TARGET_V32,
5088 when a constant source operand matches an "I" constraint, the "no
5089 CC0 change" applies to a register-destination only, not a
5090 strict_low_part-destination.
5092 2012-05-08 Richard Guenther <rguenther@suse.de>
5094 * fold-const.c (fold_binary_loc): Fold (X * CST1) & CST2
5095 to zero or to (X * CST1) & CST2' when CST1 has trailing zeros.
5097 2012-05-08 Georg-Johann Lay <avr@gjlay.de>
5099 * Makefile.in (TEXI_GCC_FILES): Add avr-mmcu.texi.
5101 * doc/avr-mmcu.texi: New auto-generated file.
5102 * doc/invoke.texi (AVR Options): Include avr-mmcu.texi in order
5103 to document all valid -mmcu= arguments.
5105 * config/avr/avr.h (arch_info_s): New struct definition.
5106 * config/avr/avr-devices.c (avr_texinfo): New variable.
5107 * config/avr/gen-avr-mmcu-texi.c: New file.
5108 * config/avr/t-avr: New rules and dependencies to build avr-mmcu.texi.
5110 2012-05-08 Dehao Chen <dehao@google.com>
5112 * predict.c (find_qualified_ssa_name): New.
5113 (find_ssa_name_in_expr): New.
5114 (find_ssa_name_in_assign_stmt): New.
5115 (is_comparison_with_loop_invariant_p): New.
5116 (is_bound_expr_similar): New.
5117 (predict_iv_comparison): New.
5118 (predict_loops): Add heuristic for loop-nested branches that compare an
5119 induction variable to a loop bound variable.
5120 * predict.def (PRED_LOOP_IV_COMPARE): New macro.
5122 2012-05-08 Uros Bizjak <ubizjak@gmail.com>
5124 * config/i386/i386.c (has_dispatch): Use TARGET_BDVER1 and
5125 TARGET_BDVER2 defines where appropriate.
5127 2012-05-07 Eric Botcazou <ebotcazou@adacore.com>
5129 * configure.ac (PLUGIN_LD): Rename into...
5130 (PLUGIN_LD_SUFFIX): ...this and strip the target_alias triplet.
5131 * config.in: Regenerate.
5132 * configure: Likewise.
5133 * collect2.c (main): Set plugin_ld_suffix to PLUGIN_LD_SUFFIX.
5135 2012-05-07 Eric Botcazou <ebotcazou@adacore.com>
5137 * tree-dfa.c (get_ref_base_and_extent) <ARRAY_REF>: Do the offset
5138 computation using the precision of the index type.
5139 * gimple-fold.c (fold_const_aggregate_ref_1) <ARRAY_REF>: Likewise.
5140 (fold_array_ctor_reference): Do index computations in the index type.
5142 2012-05-07 Georg-Johann Lay <avr@gjlay.de>
5144 * config/avr/avr.c (avr_prologue_setup_frame): Fix mode passed
5145 down to plus_constant.
5146 (expand_epilogue): Ditto.
5148 2012-05-07 Steven Bosscher <steven@gcc.gnu.org>
5150 * postreload.c (reload_cse_regs): Make static.
5151 * reload.h (reload_cse_regs): Remove prototype.
5153 2012-05-07 Richard Henderson <rth@redhat.com>
5155 * config/alpha/alpha.md (clear_cache): New pattern.
5157 2012-05-07 Steven Bosscher <steven@gcc.gnu.org>
5160 * gimplify.c (preprocess_case_label_vec_for_gimple): If low or high
5161 is folded to a type boundary value, verify that the resulting case
5162 label is still a care range.
5164 2012-05-07 Uros Bizjak <ubizjak@gmail.com>
5166 * config/i386/i386.md (ctz<mode>2): Emit rep;bsf
5167 only for TARGET_GENERIC, when not optimizing for size.
5168 (*ffs<mode>_1): Ditto.
5170 2012-05-07 Steven Bosscher <steven@gcc.gnu.org>
5172 * tree-cfg.c (verify_gimple_switch): Tighten checks.
5174 2012-05-07 Jakub Jelinek <jakub@redhat.com>
5176 PR tree-optimization/53239
5177 * tree-vrp.c (get_value_range): Set VR of SSA_NAME_IS_DEFAULT_DEF
5178 of DECL_BY_REFERENCE RESULT_DECL to nonnull.
5180 2012-05-07 Richard Guenther <rguenther@suse.de>
5182 PR tree-optimization/53195
5183 * tree-inline.c (setup_one_parameter): Properly add referenced
5184 vars from the parameters new known value.
5186 2012-05-07 Steven Bosscher <steven@gcc.gnu.org>
5188 * config/m68k/m68k.c (m68k_sched_branch_type): Remove.
5189 (sched_branch_type): Remove.
5190 (m68k_sched_md_init_global): Don't allocate it.
5191 (m68k_sched_md_finish_global): Don't free it.
5192 * config/m68k/m68k.h (m68k_sched_branch_type): Remove prototype.
5193 * config/m68k/m68k.md: Set the type of insns using
5194 m68k_sched_branch_type to bcc directly.
5196 2012-05-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5198 * config/sol2.c (solaris_override_options): New function.
5199 * config/sol2-protos.h (solaris_override_options): Declare.
5200 * config/sol2.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
5202 2012-05-07 Richard Guenther <rguenther@suse.de>
5204 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Return
5205 whether we failed to compute data dependences.
5206 (loop_prefetch_arrays): Fail if we failed.
5208 2012-05-07 Uros Bizjak <ubizjak@gmail.com>
5209 Paolo Bonzini <bonzini@gnu.org>
5211 * config/i386/i386.md (ctz<mode>2): Emit rep;bsf even for !TARGET_BMI.
5212 Emit bsf when optimizing for size.
5213 (*ffs<mode>_1): Ditto.
5215 2012-05-07 Oleg Endo <olegendo@gcc.gnu.org>
5218 * config/sh/sh.c (sh_rtx_costs): Handle SET.
5220 2012-05-06 Uros Bizjak <ubizjak@gmail.com>
5223 * config/i386/i386.md (swap<mode>): Rename from *swap<mode>.
5224 (bswapdi2): Split from bswap<mode>2. Use nonnimediate_operand
5225 predicate for operand 1. Force operand 1 to register for TARGET_BSWAP.
5227 (*bswapdi2_doubleword): New insn pattern.
5228 (*bswap<mode>2): Rename from *bswap<mode>2_1.
5230 2012-05-06 Richard Sandiford <rdsandiford@googlemail.com>
5232 * config/mips/mips.c (mips_set_reg_reg_piece_cost): New function.
5233 (mips_set_reg_reg_cost): Likewise.
5234 (mips_rtx_costs): Handle SET.
5236 2012-05-06 Richard Sandiford <rdsandiford@googlemail.com>
5238 * lower-subreg.c (shift_cost): Use set_src_cost, avoiding the SET.
5239 (compute_costs): Likewise for the zero extension. Use set_rtx_cost
5240 to compute the cost of moves. Set the mode of the target register.
5242 2012-05-05 Richard Sandiford <rdsandiford@googlemail.com>
5244 * rtl.h (plus_constant, plus_constant_mode): Merge into a single
5245 plus_constant function.
5246 * explow.c (plus_constant, plus_constant_mode): Likewise. Assert
5247 that the mode is sensible.
5248 (use_anchored_address, round_push, allocate_dynamic_stack_space)
5249 (probe_stack_range, anti_adjust_stack_and_probe): Update calls to
5252 * alias.c (canon_rtx): Likewise.
5253 (init_alias_analysis): Likewise.
5254 * builtins.c (expand_builtin_return_addr)
5255 (expand_builtin_setjmp_setup, expand_builtin_longjmp)
5256 (expand_builtin_nonlocal_goto, expand_builtin_update_setjmp_buf)
5257 (expand_builtin_apply_args_1, expand_builtin_apply, expand_movstr)
5258 (expand_builtin_stpcpy): Likewise.
5259 * calls.c (save_fixed_argument_area, restore_fixed_argument_area)
5260 (compute_argument_addresses, internal_arg_pointer_based_exp)
5261 (expand_call, emit_library_call_value_1): Likewise.
5262 * cfgexpand.c (expand_one_stack_var_at, expand_debug_expr): Likewise.
5263 * combine-stack-adj.c (try_apply_stack_adjustment): Likewise.
5264 * combine.c (combine_simplify_rtx, force_to_mode): Likewise.
5265 * cse.c (insert_const_anchor, find_reg_offset_for_const)
5266 (use_related_value, fold_rtx): Likewise.
5267 * cselib.c (cselib_subst_to_values): Likewise.
5268 * dse.c (record_store, check_mem_read_rtx): Likewise.
5269 * dwarf2out.c (rtl_for_decl_location, gen_variable_die): Likewise.
5270 * emit-rtl.c (adjust_address_1): Likewise.
5271 * except.c (sjlj_emit_function_enter)
5272 (expand_builtin_extract_return_addr)
5273 (expand_builtin_frob_return_addr): Likewise.
5274 * expmed.c (expand_divmod): Likewise.
5275 * expr.c (move_by_pieces, store_by_pieces, store_by_pieces_1)
5276 (emit_move_resolve_push, push_block, emit_push_insn, store_expr)
5277 (expand_expr_addr_expr_1, expand_expr_real_1): Likewise.
5278 * function.c (assign_stack_local_1)
5279 (instantiate_virtual_regs_in_rtx): Likewise.
5280 * optabs.c (prepare_cmp_insn): Likewise.
5281 * recog.c (offsettable_address_addr_space_p): Likewise.
5282 * reload.c (find_reloads_address, form_sum)
5283 (find_reloads_subreg_address): Likewise.
5284 * reload1.c (init_reload, eliminate_regs_1)
5285 (eliminate_regs_in_insn): Likewise.
5286 * simplify-rtx.c (simplify_unary_operation_1)
5287 (simplify_binary_operation_1, simplify_plus_minus): Likewise.
5288 * var-tracking.c (compute_cfa_pointer, prepare_call_arguments)
5289 (vt_add_function_parameter): Likewise.
5291 * config/alpha/alpha.h (EH_RETURN_HANDLER_RTX): Likewise.
5292 * config/alpha/vms.h (EH_RETURN_HANDLER_RTX): Likewise.
5293 * config/alpha/alpha.c (alpha_legitimize_address_1)
5294 (get_unaligned_address, alpha_expand_unaligned_load)
5295 (alpha_expand_unaligned_store, alpha_expand_unaligned_load_words)
5296 (alpha_expand_unaligned_store_words, alpha_expand_block_clear)
5297 (alpha_expand_builtin_establish_vms_condition_handler)
5298 (alpha_setup_incoming_varargs, emit_frame_store_1)
5299 (alpha_expand_prologue, alpha_expand_epilogue)
5300 (alpha_use_linkage): Likewise.
5301 * config/alpha/alpha.md: Likewise.
5303 * config/arm/arm.c (arm_trampoline_init, legitimize_pic_address)
5304 (arm_load_pic_register, arm_pic_static_addr, arm_legitimize_address)
5305 (thumb_legitimize_address, arm_gen_load_multiple_1)
5306 (arm_gen_store_multiple_1, arm_gen_multiple_op, gen_ldm_seq)
5307 (gen_stm_seq, gen_const_stm_seq, arm_block_move_unaligned_straight)
5308 (arm_block_move_unaligned_loop, arm_gen_movmemqi, arm_reload_in_hi)
5309 (arm_reload_out_hi, arm_reorg, vfp_emit_fstmd, emit_multi_reg_push)
5310 (emit_sfm, thumb_set_frame_pointer, arm_expand_prologue)
5311 (thumb1_emit_multi_reg_push, thumb1_expand_prologue)
5312 (thumb_expand_movmemqi, arm_set_return_address)
5313 (thumb_set_return_address): Likewise.
5314 * config/arm/arm.md: Likewise.
5316 * config/avr/avr.c (avr_incoming_return_addr_rtx)
5317 (avr_prologue_setup_frame, expand_epilogue)
5318 (avr_const_address_lo16): Likewise.
5320 * config/bfin/bfin.h (EH_RETURN_HANDLER_RTX): Likewise.
5321 * config/bfin/bfin.c (setup_incoming_varargs, bfin_load_pic_reg)
5322 (bfin_expand_prologue, bfin_trampoline_init, bfin_expand_call)
5323 (bfin_output_mi_thunk): Likewise.
5325 * config/c6x/c6x.c (c6x_initialize_trampoline)
5326 (c6x_output_mi_thunk): Likewise.
5328 * config/cr16/cr16.h (EH_RETURN_HANDLER_RTX): Likewise.
5329 * config/cr16/cr16.c (cr16_create_dwarf_for_multi_push): Likewise.
5331 * config/cris/cris.c (cris_return_addr_rtx, cris_split_movdx)
5332 (cris_expand_prologue, cris_expand_epilogue, cris_gen_movem_load)
5333 (cris_emit_movem_store, cris_trampoline_init): Likewise.
5334 * config/cris/cris.md: Likewise.
5336 * config/darwin.c (machopic_indirect_data_reference)
5337 (machopic_legitimize_pic_address): Likewise.
5339 * config/epiphany/epiphany.c (epiphany_emit_save_restore)
5340 (epiphany_expand_prologue, epiphany_expand_epilogue)
5341 (epiphany_trampoline_init): Likewise.
5342 * config/epiphany/epiphany.md: Likewise.
5344 * config/fr30/fr30.c (fr30_move_double): Likewise.
5346 * config/frv/frv.c (frv_dwarf_store, frv_expand_prologue)
5347 (frv_expand_block_move, frv_expand_block_clear, frv_return_addr_rtx)
5348 (frv_index_memory, unspec_got_name, frv_find_base_term)
5349 (frv_output_dwarf_dtprel): Likewise.
5351 * config/h8300/h8300.c (h8300_push_pop, h8300_return_addr_rtx)
5352 (h8300_swap_into_er6, h8300_swap_out_of_er6): Likewise.
5354 * config/i386/i386.h (RETURN_ADDR_RTX): Likewise.
5355 * config/i386/i386.c (setup_incoming_varargs_64)
5356 (setup_incoming_varargs_ms_64, choose_baseaddr)
5357 (ix86_emit_save_reg_using_mov, ix86_adjust_stack_and_probe)
5358 (ix86_emit_probe_stack_range, ix86_expand_prologue)
5359 (ix86_emit_restore_reg_using_pop, ix86_emit_leave)
5360 (ix86_expand_epilogue, legitimize_pic_address, ix86_legitimize_address)
5361 (ix86_split_long_move, ix86_expand_movmem, ix86_expand_setmem)
5362 (ix86_static_chain, ix86_trampoline_init, x86_this_parameter)
5363 (x86_output_mi_thunk): Likewise.
5364 * config/i386/i386.md: Likewise.
5366 * config/ia64/ia64.c (ia64_expand_load_address)
5367 (ia64_expand_tls_address, ia64_expand_move, ia64_split_tmode)
5368 (do_spill, ia64_trampoline_init): Likewise.
5370 * config/iq2000/iq2000.c (iq2000_va_start)
5371 (iq2000_emit_frame_related_store, iq2000_expand_prologue)
5372 (iq2000_expand_eh_return, iq2000_setup_incoming_varargs)
5373 (iq2000_print_operand, iq2000_legitimize_address): Likewise.
5375 * config/lm32/lm32.c (lm32_setup_incoming_varargs): Likewise.
5377 * config/m32c/m32c.c (m32c_return_addr_rtx)
5378 (m32c_expand_insv): Likewise.
5380 * config/m32r/m32r.c (m32r_setup_incoming_varargs)
5381 (m32r_legitimize_pic_address, m32r_print_operand)
5382 (m32r_print_operand_address): Likewise.
5384 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Likewise.
5385 * config/m68k/m68k.h (RETURN_ADDR_RTX): Likewise.
5386 (EH_RETURN_HANDLER_RTX): Likewise.
5387 * config/m68k/m68k.c (m68k_emit_movem, m68k_expand_prologue)
5388 (m68k_expand_epilogue, legitimize_pic_address)
5389 (m68k_output_mi_thunk): Likewise.
5390 * config/m68k/m68k.md: Likewise.
5392 * config/mcore/mcore.c (mcore_expand_prolog): Likewise.
5393 (mcore_expand_epilog): Likewise.
5394 * config/mcore/mcore.md: Likewise.
5396 * config/mep/mep.c (mep_allocate_initial_value)
5397 (mep_expand_prologue, mep_expand_epilogue): Likewise.
5399 * config/microblaze/microblaze.c (double_memory_operand)
5400 (microblaze_block_move_loop): Likewise.
5402 * config/mips/mips.c (mips_strip_unspec_address, mips_add_offset)
5403 (mips_setup_incoming_varargs, mips_va_start, mips_block_move_loop)
5404 (mips_print_operand, mips16e_save_restore_reg, mips_save_restore_reg)
5405 (mips_expand_prologue, mips_epilogue_set_cfa)
5406 (mips_expand_epilogue): Likewise.
5407 * config/mips/mips.md: Likewise.
5409 * config/mmix/mmix.c (mmix_dynamic_chain_address, mmix_return_addr_rtx)
5410 (mmix_expand_prologue, mmix_expand_epilogue): Likewise.
5412 * config/mn10300/mn10300.c (mn10300_gen_multiple_store)
5413 (mn10300_builtin_saveregs, mn10300_trampoline_init): Likewise.
5415 * config/moxie/moxie.h (INCOMING_RETURN_ADDR_RTX): Likewise.
5416 (EH_RETURN_HANDLER_RTX): Likewise.
5417 * config/moxie/moxie.c (moxie_static_chain): Likewise.
5419 * config/pa/pa.c (legitimize_pic_address, hppa_legitimize_address)
5420 (store_reg, set_reg_plus_d, pa_expand_prologue, load_reg)
5421 (pa_return_addr_rtx, hppa_builtin_saveregs)
5422 (pa_trampoline_init): Likewise.
5423 * config/pa/pa.md: Likewise.
5425 * config/pdp11/pdp11.c (pdp11_expand_epilogue): Likewise.
5427 * config/picochip/picochip.c (picochip_static_chain): Likewise.
5429 * config/rs6000/rs6000.h (RS6000_SAVE_TOC): Likewise.
5430 * config/rs6000/rs6000.c (rs6000_legitimize_address)
5431 (setup_incoming_varargs, print_operand, rs6000_return_addr)
5432 (rs6000_emit_eh_reg_restore, rs6000_emit_probe_stack_range)
5433 (rs6000_emit_epilogue)
5434 (rs6000_machopic_legitimize_pic_address): Likewise.
5436 * config/rx/rx.c (gen_rx_rtsd_vector, gen_rx_popm_vector): Likewise.
5438 * config/s390/s390.h (INITIAL_FRAME_ADDRESS_RTX): Likewise.
5439 (DYNAMIC_CHAIN_ADDRESS): Likewise.
5440 * config/s390/s390.c (s390_decompose_address, legitimize_pic_address)
5441 (s390_delegitimize_address, print_operand, annotate_constant_pool_refs)
5442 (replace_constant_pool_ref, s390_return_addr_rtx, s390_back_chain_rtx)
5443 (save_fpr, restore_fpr, save_gprs, restore_gprs, s390_emit_prologue)
5444 (s390_emit_epilogue, s390_function_profiler): Likewise.
5445 * config/s390/s390.md: Likewise.
5447 * config/score/score.c (score_add_offset, score_prologue): Likewise.
5449 * config/sh/sh.c (expand_block_move, push_regs, sh_builtin_saveregs)
5450 (sh_output_mi_thunk): Likewise.
5451 * config/sh/sh.md: Likewise.
5453 * config/sparc/sparc.h (DYNAMIC_CHAIN_ADDRESS, FRAME_ADDR_RTX)
5454 (RETURN_ADDR_RTX, INCOMING_RETURN_ADDR_RTX): Likewise.
5455 * config/sparc/sparc.c (sparc_legitimize_pic_address)
5456 (sparc_emit_probe_stack_range, emit_save_or_restore_regs)
5457 (emit_window_save, sparc_flat_expand_prologue, sparc_struct_value_rtx)
5458 (emit_and_preserve): Likewise.
5459 * config/sparc/sparc.md: Likewise.
5461 * config/spu/spu.h (DYNAMIC_CHAIN_ADDRESS): Likewise.
5462 * config/spu/spu.c (spu_expand_insv, spu_machine_dependent_reorg)
5463 (spu_setup_incoming_varargs, ea_load_store_inline)
5464 (spu_expand_load): Likewise.
5466 * config/stormy16/stormy16.c (xstormy16_expand_prologue)
5467 (combine_bnp): Likewise.
5469 * config/tilegx/tilegx.h (DYNAMIC_CHAIN_ADDRESS): Likewise.
5470 * config/tilegx/tilegx.c (tilegx_setup_incoming_varargs)
5471 (tilegx_expand_unaligned_load, tilegx_trampoline_init): Likewise.
5473 * config/tilepro/tilepro.h (DYNAMIC_CHAIN_ADDRESS): Likewise.
5474 * config/tilepro/tilepro.c (tilepro_setup_incoming_varargs)
5475 (tilepro_expand_unaligned_load, tilepro_trampoline_init): Likewise.
5477 * config/v850/v850.c (expand_prologue, expand_epilogue): Likewise.
5478 * config/v850/v850.md: Likewise.
5480 * config/vax/elf.h (EH_RETURN_STACKADJ_RTX): Likewise.
5481 (EH_RETURN_HANDLER_RTX): Likewise.
5482 * config/vax/vax.h (DYNAMIC_CHAIN_ADDRESS, RETURN_ADDR_RTX): Likewise.
5483 * config/vax/vax.c (vax_add_reg_cfa_offset, vax_expand_prologue)
5484 (print_operand_address, vax_trampoline_init): Likewise.
5486 * config/xtensa/xtensa.c (xtensa_expand_prologue, xtensa_return_addr)
5487 (xtensa_function_value_regno_p): Likewise.
5489 2012-05-04 Andrew Pinski <apinski@cavium.com>
5491 * expr.c (get_def_for_expr_class): New function.
5492 (convert_tree_comp_to_rtx): New function.
5493 (expand_cond_expr_using_cmove): New function.
5494 (expand_expr_real_2 <case COND_EXPR>): Call
5495 expand_cond_expr_using_cmove first and return if it succeeds.
5496 Remove the check for HAVE_conditional_move since we should have
5497 already converted it to a conditional move.
5498 * config/i386/i386.c (ix86_expand_int_movcc): Disallow comparison
5499 modes of DImode for 32bits and TImode.
5501 2012-05-04 Steven Bosscher <steven@gcc.gnu.org>
5504 * read-md.c (fprint_md_ptr_loc, fprint_c_condition): New functions.
5505 (print_md_ptr_loc, print_c_condition): Use them.
5506 * read-md.h (fprint_md_ptr_loc, fprint_c_condition): New prototypes.
5507 * genattrtab.c (attr_file_name, dfa_file_name, latency_file_name,
5508 attr_file, dfa_file, latency_file): New global variables.
5509 (write_attr_valueq, write_attr_set, write_attr_case, write_attr_value,
5510 write_upcase, write_indent, write_length_unit_log, write_test_expr,
5511 write_attr_get, write_insn_cases, write_eligible_delay,
5512 write_const_num_delay_slots): Accept FILE pointer and toss it around.
5514 (write_header, open_outfile, handle_arg): New funcions.
5515 (make_automaton_attrs): Write prototypes as extern to the output
5517 (main): Use init_rtx_reader_args_cb with handle_arg to take 3 file
5518 names from the command line. Open the output files and write out
5519 internal functions for DFA functions to dfa_file_name, insn latency
5520 functions to latency_file_name, and everything else to attr_file.
5521 * Makefile.in (OBJS): Add insn-dfatab.o and insn-latencytab.o.
5522 (BACKEND): Build libbackend first.
5523 (MOSTLYCLEANFILES): Add insn-dfatab.c and insn-latencytab.c.
5524 (.PRECIOUS): Likewise.
5525 (insn-dfatab.o): New rule.
5526 (insn-latencytab.o): New rule.
5527 (simple_rtl_generated_c): Do not include insn-attrtab.c.
5528 (s-attrtab): New rule.
5530 2012-05-04 Steven Bosscher <steven@gcc.gnu.org>
5532 * rtl.def (ATTR_FLAG): Remove probability indicating flags.
5533 * genattr.c (main): Remove ATTR_FLAG_likely, ATTR_FLAG_unlikely,
5534 ATTR_FLAG_very_likely, and ATTR_FLAG_very_unlikely.
5535 * reorg.c (get_jump_flags): Do not set the removed flags.
5537 * doc/md.texi (attr_flag): Update for abovementioned changes.
5539 2012-05-04 Uros Bizjak <ubizjak@gmail.com>
5542 * config/i386/i386.h (X86_ARCH_CMOV): Rename from X86_ARCH_CMOVE.
5543 (TARGET_CMOV): Rename from TARGET_CMOVE.
5544 (TARGET_CMOVE): New define.
5545 * config/i386/i386.c (ix86_option_override_internal): Use TARGET_CMOV.
5546 Do not set TARGET_CMOVE here.
5548 2012-05-04 Dodji Seketeli <dodji@redhat.com>
5550 Enable -Wunused-local-typedefs when -Wall or -Wunused is on
5551 * opts.c (finish_options): Activate -Wunused-local-typedefs if
5552 -Wunused is activated.
5553 * doc/invoke.texi: Update blurb of -Wunused-local-typedefs.
5555 2012-05-04 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5557 * config/s390/s390.md (*movmem_short, *clrmem_short)
5558 (*cmpmem_short): Move the mode check from the insn condition to
5561 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
5563 PR tree-optimization/52633
5564 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Swap order of
5565 vect_recog_widen_shift_pattern and vect_recog_over_widening_pattern.
5566 (vect_recog_over_widening_pattern): Remove handling of code that was
5567 already detected as over-widening pattern. Remove special handling
5568 of "unsigned" cases. Instead, support general case of conversion
5569 of the shift result to another type.
5571 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
5573 * tree-vect-patterns.c (vect_single_imm_use): New function.
5574 (vect_recog_widen_mult_pattern): Use it instead of open-coding loop.
5575 (vect_recog_over_widening_pattern): Likewise.
5576 (vect_recog_widen_shift_pattern): Likewise.
5578 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
5580 * tree-vect-patterns.c (vect_same_loop_or_bb_p): New function.
5581 (vect_handle_widen_op_by_const): Use it instead of open-coding test.
5582 (vect_recog_widen_mult_pattern): Likewise.
5583 (vect_operation_fits_smaller_type): Likewise.
5584 (vect_recog_over_widening_pattern): Likewise.
5585 (vect_recog_widen_shift_pattern): Add to vect_same_loop_or_bb_p test.
5587 2012-05-04 Richard Guenther <rguenther@suse.de>
5590 * lto-wrapper.c (merge_and_complain): Complain about mismatches
5591 of -freg-struct-return and -fpcc-struct-return.
5592 (run_gcc): Pass through -freg-struct-return and -fpcc-struct-return
5593 from the input file options and ignore those from the link
5596 2012-05-04 Richard Guenther <rguenther@suse.de>
5598 PR tree-optimization/53168
5599 * tree-ssa-pre.c (phi_translate_1): Only handle type-punned
5600 memory reads when the result is a constant we can pun.
5602 2012-05-04 Richard Guenther <rguenther@suse.de>
5604 * common.opt (flto-report): Do not mark as Optimization.
5606 2012-05-04 Eric Botcazou <ebotcazou@adacore.com>
5609 * recog.c (constrain_operands): If extra constraints are present, also
5610 accept pseudo-registers with equivalent memory locations during reload.
5612 2012-05-04 Olivier Hainque <hainque@adacore.com>
5614 * collect2.c (may_unlink_output_file): New global.
5615 (maybe_unlink): Honor it.
5616 * collect2.h: Add extern for it.
5617 * tlink.c (do_tlink): Set it to true if the link succeeded.
5619 2012-05-04 Olivier Hainque <hainque@adacore.com>
5621 * gcc.c (eval_spec_function): Finalize/restore the current string
5622 obstack state as part of the context push/pop operations.
5624 2012-05-04 Bin Cheng <bin.cheng@arm.com>
5626 PR rtl-optimization/52804
5627 * reload1.c (reload_reg_reaches_end_p): Check whether successor
5628 reload with type RELOAD_FOR_INPUT_ADDRESS kills reload register
5629 of current one with type RELOAD_FOR_INPADDR_ADDRESS.
5630 Same stands for reloads with type RELOAD_FOR_OUTPUT_ADDRESS and
5631 RELOAD_FOR_OUTADDR_ADDRESS.
5633 2012-05-04 Manuel López-Ibáñez <manu@gcc.gnu.org>
5636 * tree-diagnostic.c (maybe_unwind_expanded_macro_loc): Show caret
5637 for macro expansion.
5639 2012-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
5641 * flags.h (flag_permissive): Do not declare.
5642 * diagnostic.c (diagnostic_report_diagnostic): Handle fpermissive
5644 * toplev.c (flag_permissive): Do not define.
5645 * c-tree.h (system_header_p): Delete unused.
5647 2012-05-03 David S. Miller <davem@davemloft.net>
5650 * config/sparc/sparc.c (emit_soft_tfmode_libcall): If we pass a
5651 MEM directly into a libcall, mark it's MEM_EXPR as addressable.
5652 (sparc_emit_float_lib_cmp): Likewise.
5654 2012-05-03 Michael Meissner <meissner@linux.vnet.ibm.com>
5657 * config/rs6000/rs6000.md (bswapdi splitters): If
5658 -mavoid-indexed-addresses (or -mcpu=power6 which sets it by
5659 default) is used, generate an alternate sequence that does not
5660 depend on using indexed addressing.
5662 2012-05-03 Jason Merrill <jason@redhat.com>
5664 * gengtype.c (write_types): Fix warning message.
5665 (write_local): Likewise.
5667 2012-05-02 Jason Merrill <jason@redhat.com>
5669 * dwarf2out.c (struct external_ref, build_local_stub): New.
5670 (hash_external_ref, external_ref_eq, lookup_external_ref): New.
5671 (optimize_external_refs, optimize_external_refs_1): New.
5672 (change_AT_die_ref): New.
5673 (clone_as_declaration): Add DW_AT_signature when cloning a declaration.
5674 (build_abbrev_table): Take the external refs hashtable.
5675 (output_comp_unit): Get it from optimize_external_refs and pass it in.
5677 2012-05-03 Jan Hubicka <jh@suse.cz>
5680 * tree-emutls.c (new_emutls_decl): Fix handling of aliases.
5682 2012-05-03 Jan Hubicka <jh@suse.cz>
5685 * ipa.c (cgraph_remove_unreachable_nodes): Fix handling of clones.
5687 2012-05-03 Jason Merrill <jason@redhat.com>
5689 * dwarf2out.c (die_struct): Add comdat_type_p flag. Use it instead of
5690 use_debug_types to discriminate the die_id union.
5691 (print_die, assign_symbol_names, copy_decls_walk): Likewise.
5692 (build_abbrev_table, output_die): Likewise.
5693 (prune_unused_types_walk_attribs): Likewise.
5694 (generate_type_signature, copy_declaration_context): Set it.
5695 (remove_child_or_replace_with_skeleton): Set it.
5696 (dwarf2out_start_source_file, dwarf2out_end_source_file): Don't
5697 check use_debug_types.
5698 (dwarf2out_finish): Do break_out_includes after .debug_types.
5700 2012-05-03 Jason Merrill <jason@redhat.com>
5702 * dwarf2out.c (modified_type_die): Use scope_die_for.
5703 (gen_type_die_with_usage, dwarf2out_finish): Likewise.
5704 (uses_local_type_r, uses_local_type): New.
5705 (scope_die_for): Keep a type that uses a local type in local scope.
5706 Use get_context_die for namespace and type scope.
5708 2012-05-03 Jason Merrill <jason@redhat.com>
5710 * config/i386/i386.c (ix86_code_end): Set DECL_IGNORED_P on the
5712 * dwarf2out.c (output_aranges): Skip DECL_IGNORED_P functions.
5713 (dwarf2out_finish): Likewise.
5715 2012-05-03 Martin Jambor <mjambor@suse.cz>
5717 * builtins.c (get_object_alignment_1): Return whether we can determine
5718 the alignment or conservatively assume byte alignment. Return the
5719 alignment by reference. Use get_pointer_alignment_1 for dereference
5721 (get_pointer_alignment_1): Return whether we can determine the
5722 alignment or conservatively assume byte alignment. Return the
5723 alignment by reference. Use get_ptr_info_alignment to get SSA name
5725 (get_object_alignment): Update call to get_object_alignment_1.
5726 (get_object_or_type_alignment): Likewise, fall back to type alignment
5727 only when it returned false.
5728 (get_pointer_alignment): Update call to get_pointer_alignment_1.
5729 * fold-const.c (get_pointer_modulus_and_residue): Update call to
5730 get_object_alignment_1.
5731 * ipa-prop.c (ipa_modify_call_arguments): Update call to
5732 get_pointer_alignment_1.
5733 * tree-sra.c (build_ref_for_offset): Likewise, fall back to the type
5734 of MEM_REF or TARGET_MEM_REF only when it returns false.
5735 * tree-ssa-ccp.c (get_value_from_alignment): Update call to
5736 get_object_alignment_1.
5737 (ccp_finalize): Use set_ptr_info_alignment.
5738 * tree.h (get_object_alignment_1): Update declaration.
5739 (get_pointer_alignment_1): Likewise.
5740 * gimple-pretty-print.c (dump_gimple_phi): Use get_ptr_info_alignment.
5741 (dump_gimple_stmt): Likewise.
5742 * tree-flow.h (ptr_info_def): Updated comments of fields align and
5744 (get_ptr_info_alignment): Declared.
5745 (mark_ptr_info_alignment_unknown): Likewise.
5746 (set_ptr_info_alignment): Likewise.
5747 (adjust_ptr_info_misalignment): Likewise.
5748 * tree-ssa-address.c (copy_ref_info): Use new access functions to get
5749 and set alignment of SSA names.
5750 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Call
5751 mark_ptr_info_alignment_unknown.
5752 * tree-ssanames.c (get_ptr_info_alignment): New function.
5753 (mark_ptr_info_alignment_unknown): Likewise.
5754 (set_ptr_info_alignment): Likewise.
5755 (adjust_ptr_info_misalignment): Likewise.
5756 (get_ptr_info): Call mark_ptr_info_alignment_unknown.
5757 * tree-vect-data-refs.c (vect_create_addr_base_for_vector_ref):
5759 (bump_vector_ptr): Likewise.
5760 * tree-vect-stmts.c (create_array_ref): Use set_ptr_info_alignment.
5761 (vectorizable_store): Likewise.
5762 (vectorizable_load): Likewise.
5764 2012-05-03 Michael Matz <matz@suse.de>
5766 * basic-block.h (struct rtl_bb_info, struct gimple_bb_info): Move
5767 in front of basic_block_def.
5768 (struct basic_block_def): Make il.gimple the full struct, not a
5770 (__assert_gimple_bb_smaller_rtl_bb): Asserting typedef.
5772 * cfgexpand.c (expand_gimple_basic_block): Clear all il.gimple members.
5773 * gimple-iterator.c (gimple_stmt_iterator): Don't special case
5774 NULL il.gimple, which can't happen anymore.
5775 * gimple.h (bb_seq): il.gimple can't be NULL.
5776 (bb_seq_add): Ditto.
5777 (set_bb_seq): Adjust.
5778 (gsi_start_bb, gsi_last_bb): Tidy.
5779 * lto-streamer-in.c (make_new_block): Don't zero members that
5780 are zeroed already, don't allocate a gimple_bb_info.
5781 * tree-cfg.c (create_bb): Don't allocate a gimple_bb_info.
5782 (remove_bb): Clear all il.gimple members.
5783 (gimple_verify_flow_info): Adjust for flat il.gimple.
5784 * tree-flow-inline.h (phi_nodes, phi_nodes_ptr, set_phi_nodes): Adjust.
5786 * coretypes.h (const_gimple_seq): Remove typedef.
5787 * gimple.h (gimple_seq_first): Take gimple_seq.
5788 (gimple_seq_first_stmt): Ditto.
5789 (gimple_seq_last): Ditto.
5790 (gimple_seq_last_stmt): Ditto.
5791 (gimple_seq_empty_p): Ditto.
5793 2012-05-03 Richard Guenther <rguenther@suse.de>
5795 * tree-ssa-pre.c (valid_in_sets): Remove checking of trapping
5797 (prune_clobbered_mems): Do it here. Do not uselessly sort expressions.
5798 (compute_avail): Do not add possibly trapping operations to
5799 EXP_GEN if they might not be executed in the block.
5801 2012-05-03 Uros Bizjak <ubizjak@gmail.com>
5803 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Remove.
5805 2012-05-03 Steven Bosscher <steven@gcc.gnu.org>
5807 * tree-switch-conversion.c (gen_inbound_check): Free post-dominance
5808 information as early as possible. Update dominance info instead of
5811 2012-05-03 Richard Guenther <rguenther@suse.de>
5813 * tree-ssa-pre.c (debug_bitmap_sets_for): New function.
5814 (union_contains_value): Remove.
5815 (vro_valid_in_sets): Likewise.
5816 (op_valid_in_sets): New function.
5817 (valid_in_sets): Use op_valid_in_sets.
5818 (insert_into_preds_of_block): Move dumping ...
5819 (do_regular_insertion): ... here.
5820 (do_partial_partial_insertion): ... and here. Dump that
5821 we've found a partial partial redundancy.
5822 (insert): Dump the current insert iteration.
5824 2012-05-03 Jakub Jelinek <jakub@redhat.com>
5827 * gcc-ar.c (main): If GCC_EXEC_PREFIX is set in env,
5828 append program name to it and pass that as first argument
5829 to make_relative_prefix. Always pass standard_libexec_prefix
5830 as last argument to make_relative_prefix. If
5831 make_relative_prefix returns NULL, fall back to
5832 standard_libexec_prefix.
5835 * tree-predcom.c (remove_stmt): Call reset_debug_uses on stmts being
5839 * config/arm/arm.c (arm_select_cc_mode): If x has MODE_CC class
5840 mode, return that mode.
5843 * config/i386/i386-c.c (ix86_target_macros_internal): Don't
5844 define __ATOMIC_HLE_* macros here.
5845 (ix86_target_macros): But here, using cpp_define_formatted.
5847 2012-05-03 Richard Guenther <rguenther@suse.de>
5849 PR tree-optimization/53144
5850 * tree-ssa-sccvn.c (vn_reference_lookup_or_insert_constant_for_pieces):
5852 (vn_reference_lookup_or_insert_for_pieces): ... this. Properly deal
5853 with SSA name values.
5854 (vn_reference_lookup_3): Adjust callers.
5856 2012-05-03 Ganesh Gopalasubramanian <Ganesh.Gopalasubramanian@amd.com>
5858 * config/i386/driver-i386.c (host_detect_local_cpu): Reset
5859 has_fma4 for AMD processors with both fma3 and fma4 support.
5861 2012-05-03 Kirill Yukhin <kirill.yukhin@intel.com>
5864 * config/i386/driver-i386.c (host_detect_local_cpu): Add space to
5867 2012-05-03 Michael Matz <matz@suse.de>
5870 * tree-ssa-dse.c (dse_optimize_stmt): Take pointer to iterator.
5871 (dse_enter_block): Properly iterate the whole sequence even
5872 if the last statement was removed.
5874 2012-05-02 Steven Bosscher <steven@gcc.gnu.org>
5876 * config/alpha/vms.h (SUBTARGET_OVERRIDE_OPTIONS): For pic code,
5877 unset flag_jump_tables.
5878 * stmt.c (expand_case): Remove special flag_pic case conditional
5879 on ASM_OUTPUT_ADDR_DIFF_ELT not being defined.
5881 2012-05-02 Ulrich Weigand <ulrich.weigand@linaro.org>
5883 * common/config/s390/s390-common.c (s390_option_optimization_table):
5884 Enable -fsched-pressure using -fsched-pressure-algorithm=model by
5885 default when optimizing.
5887 2012-05-02 Martin Jambor <mjambor@suse.cz>
5890 * dwarf2out.c (dwarf2out_decl): Only lookup die representing context
5891 of a variable when the contect is a function.
5893 2012-05-02 Michael Matz <matz@suse.de>
5895 * coretypes.h (gimple_seq, const_gimple_seq): Typedef as gimple.
5896 * gimple.h (struct gimple_seq_node_d, struct gimple_seq_d): Remove.
5897 (const_gimple_seq_node): Remove.
5898 (gimple_seq_node): Typedef as gimple.
5899 (struct gimple_statement_base): Add next and prev members,
5900 adjust all WORD markers in using structs.
5901 (union gimple_statement_d): Link via gsbase.next field for GC and PCH.
5902 (gimple_seq_first, gimple_seq_first_stmt, gimple_seq_last,
5903 gimple_seq_last_stmt): Adjust as gimple_seq, gimple_seq_node and
5904 gimple are the same.
5905 (gimple_seq_set_last, gimple_seq_set_first): Don't allocate
5907 (gimple_init_singleton): New function.
5908 (gsi_start_1, gsi_last_1, gsi_end_p, gsi_one_before_end_p): Adjust.
5909 (gsi_next, gsi_prev): Adjust, handle prev cyclic list correctly.
5911 (gsi_stmt_ptr): Remove.
5912 (enum gimple_alloc_kind): Remove gimple_alloc_kind_seq member.
5914 * gimple-iterator.c (update_bb_for_stmts): Take last parameter
5915 again, adjust for above changes.
5916 (update_call_edge_frequencies): Adjust for above changes.
5917 (gsi_insert_seq_nodes_before): Rewrite for new data structure.
5918 (gsi_insert_seq_nodes_after): Ditto.
5919 (gsi_split_seq_after): Ditto.
5920 (gsi_set_stmt): Ditto.
5921 (gsi_split_seq_before): Ditto.
5922 (gsi_remove): Ditto.
5923 (gsi_insert_seq_before_without_update): Don't free sequence.
5924 (gsi_insert_seq_after_without_update): Ditto.
5925 (gsi_replace): Assert some more invariants.
5926 (gsi_insert_before_without_update, gsi_insert_after_without_update):
5928 (gsi_for_stmt): Don't search for stmt.
5929 (gsi_insert_on_edge_immediate): Tidy.
5931 * gimple.c (gimple_alloc_k): Remove "sequences".
5932 (gimple_seq_cache): Remove.
5933 (gimple_alloc_stat): Make stmt a singleton sequence.
5934 (gimple_seq_alloc, gimple_seq_free): Remove.
5935 (gimple_assign_set_rhs_with_ops_1): Ensure new stmt is a singleton.
5936 (gimple_copy): Ditto.
5937 * gimplify.c (gimplify_cleanup_point_expr): Use gsi_set_stmt,
5938 create iterator from correct sequence.
5939 * tree-phinodes.c (make_phi_node): Make stmt a singleton.
5941 2012-05-02 Michael Matz <matz@suse.de>
5943 * gimple.h (gimple_stmt_iterator <seq>): Make it be pointer to
5945 (gimple_seq_set_last, gimple_seq_set_first): Take pointer to
5946 sequence, lazily allocate it.
5947 (bb_seq_addr): New function.
5948 (gsi_start_1): Rename from gsi_start, but take pointer to sequence.
5949 (gsi_start): Macro to wrap gsi_start_1 taking pointer of argument.
5950 (gsi_none): New function.
5951 (gsi_start_bb): Adjust.
5952 (gsi_last_1): Rename from gsi_last, but take pointer to sequence.
5953 (gsi_last): Macro to wrap gsi_last_1 taking pointer of argument.
5954 (gsi_last_bb): Adjust.
5956 * tree-flow-inline.h (phi_nodes_ptr): New function.
5958 * gimple-iterator.c (gsi_insert_seq_nodes_before): Adjust to
5959 datastructure and interface change.
5960 (gsi_insert_seq_before_without_update): Ditto.
5961 (gsi_insert_seq_nodes_after): Ditto.
5962 (gsi_insert_seq_after_without_update): Ditto.
5963 (gsi_split_seq_after): Ditto, don't use gimple_seq_alloc.
5964 (gsi_split_seq_before): Ditto.
5965 (gsi_start_phis): Adjust.
5966 * tree-vect-loop.c (vect_determine_vectorization_factor): Use gsi_none.
5967 (vect_transform_loop): Ditto.
5968 * gimple.c (gimple_seq_add_stmt, gimple_seq_add_seq,
5969 gimple_seq_copy): Don't use gimple_seq_alloc.
5970 * gimplify.c (gimple_seq_add_stmt_without_update): Ditto.
5971 (gimplify_seq_add_seq): Ditto.
5972 * lto-streamer-in.c (make_new_block): Ditto.
5973 * tree-cfg.c (create_bb): Ditto.
5974 * tree-sra.c (initialize_parameter_reductions): Ditto.
5976 2012-05-02 Michael Matz <matz@suse.de>
5978 * gimple.h (gimple_seq_first, gimple_seq_first_stmt, gimple_seq_last,
5979 gimple_seq_last_stmt, gimple_seq_set_last, gimple_seq_set_first,
5980 gimple_seq_empty_p, gimple_seq_alloc_with_stmt, bb_seq,
5981 set_bb_seq): Move down to after gimple_statement_d definition.
5983 2012-05-02 Michael Matz <matz@suse.de>
5985 * gimple-fold.c (gimplify_and_update_call_from_tree): Use
5986 gsi_replace_with_seq, instead of inserting itself.
5987 * gimple-iterator.c (gsi_replace_with_seq): New function.
5988 * tree-ssa-forwprop.c (forward_propagate_comparison): Take
5989 iterator instead of statement, advance it.
5990 (ssa_forward_propagate_and_combine): Adjust call to above.
5992 2012-05-02 Michael Matz <matz@suse.de>
5994 * tree-phinodes.c (add_phi_node_to_bb): Tidy, don't use
5996 * omp-low.c (finalize_task_copyfn): Don't use gimple_seq_alloc.
5997 * tree-nested.c (walk_gimple_omp_for): Ditto.
5998 * trans-mem.c (lower_transaction): Ditto.
5999 * tree-eh.c (do_return_redirection): Ditto.
6000 (do_goto_redirection): Ditto.
6001 (lower_try_finally_switch): Ditto.
6002 * gimplify.c (gimplify_stmt): Ditto.
6003 (gimplify_scan_omp_clauses): Ditto.
6004 (gimplify_omp_for): Ditto.
6005 (gimplify_function_tree): Ditto.
6006 * gimple-fold.c (gimplify_and_update_call_from_tree): Ditto.
6007 * tree-mudflap.c (mf_decl_cache_locals): Ditto.
6008 (mf_build_check_statement_for): Ditto.
6009 (mx_register_decls): Ditto.
6010 * graphite-sese-to-poly.c (remove_invariant_phi): Ditto,
6011 and don't use itertors to append.
6012 (insert_stmts): Ditto.
6013 (insert_out_of_ssa_copy): Ditto.
6014 (insert_out_of_ssa_copy_on_edge): Ditto.
6016 2012-05-02 Michael Matz <matz@suse.de>
6018 * gimple.h (gimple_bind_body_ptr): New function.
6019 (gimple_bind_body): Use it.
6020 (gimple_catch_handler): Use gimple_catch_handler_ptr.
6021 (gimple_eh_filter_failure_ptr): New function.
6022 (gimple_eh_filter_failure): Use it.
6023 (gimple_eh_else_n_body_ptr): New function.
6024 (gimple_eh_else_n_body): Use it.
6025 (gimple_eh_else_e_body_ptr): New function.
6026 (gimple_eh_else_e_body): Use it.
6027 (gimple_try_eval_ptr): New function.
6028 (gimple_try_eval): Use it.
6029 (gimple_try_cleanup_ptr): New function.
6030 (gimple_try_cleanup): Use it.
6031 (gimple_wce_cleanup_ptr): New function.
6032 (gimple_wce_cleanup): Use it.
6033 (gimple_omp_body_ptr): New function.
6034 (gimple_omp_body): Use it.
6035 (gimple_omp_for_pre_body_ptr): New function.
6036 (gimple_omp_for_pre_body): Use it.
6037 (gimple_transaction_body_ptr): New function.
6038 (gimple_transaction_body): Use it.
6039 (gsi_split_seq_before): Adjust to return nothing and take pointer
6041 (gsi_set_stmt): Declare.
6042 (gsi_replace_with_seq): Declare.
6043 (walk_gimple_seq_mod): Declare.
6044 * function.h (struct function <gimple_body>): Use typedef gimple_seq.
6046 * gimple-iterator.c (gsi_set_stmt): New function.
6047 (gsi_split_seq_before): Return new sequence via pointer argument.
6048 (gsi_replace): Use gsi_set_stmt.
6050 * tree-ssa-loop-im.c (move_computations_stmt): First remove
6052 * tree-complex.c (update_complex_components_on_edge): Don't copy gsi.
6053 * tree-phinodes.c (resize_phi_node): Don't resize stmt in-place,
6055 (reserve_phi_args_for_new_edge): Change call to above,
6058 * omp-low.c (lower_omp): Change prototype to take pointer to sequence.
6059 (lower_rec_input_clauses): Use gimple_seq_add_seq instead of
6060 iterators. Adjust call to lower_omp.
6061 (lower_lastprivate_clauses): Adjust call to lower_omp.
6062 (lower_reduction_clauses): Ditto.
6063 (expand_omp_taskreg): Nullify non-cfg body of child_fn.
6064 (lower_omp_sections): Don't explicitely count sequence length,
6065 nullify lowered bodies earlier, ensure stmts are part of only
6066 one sequence, adjust call to lower_omp.
6067 (lower_omp_single): Ensure stmts are part of only one sequence,
6068 adjust call to lower_omp.
6069 (lower_omp_master): Ditto.
6070 (lower_omp_ordered): Ditto.
6071 (lower_omp_critical): Ditto.
6072 (lower_omp_for): Ditto.
6073 (lower_omp_taskreg): Ditto, tidy.
6074 (lower_omp_1): Adjust calls to lower_omp.
6075 (execute_lower_omp): Ditto.
6076 (lower_omp): Adjust to take pointer to sequence.
6077 (diagnose_sb_2): Use walk_gimple_seq_mod.
6078 (diagnose_omp_structured_block_errors): Ditto and set possibly
6079 changed function body.
6080 * gimple-low.c (lower_function_body): Set function body after
6082 (lower_sequence): Adjust to take pointer to sequence.
6083 (lower_omp_directive): Ensure stmt isn't put twice into the
6084 sequence, adjust call to lower_sequence.
6085 (lower_stmt): Adjust calls to lower_sequence.
6086 (lower_gimple_bind): Ditto.
6087 (gimple_try_catch_may_fallthru): Call gsi_start with lvalue.
6088 * tree-nested.c (walk_body): Take pointer to sequence, use
6089 walk_gimple_seq_mod.
6090 (walk_function): Adjust call to walk_body, set possibly changed body.
6091 (walk_gimple_omp_for): Adjust calls to walk_body.
6092 (convert_nonlocal_omp_clauses): Ditto.
6093 (convert_nonlocal_reference_stmt): Ditto.
6094 (convert_local_omp_clauses): Ditto.
6095 (convert_local_reference_stmt): Ditto.
6096 (convert_tramp_reference_stmt): Ditto.
6097 (convert_gimple_call): Ditto.
6098 (convert_nl_goto_reference): Use local iterator copy.
6099 * gimple.c (walk_gimple_seq_mod): Renamed from walk_gimple_seq,
6100 but taking pointer to sequence, ensure gsi_start is called with
6102 (walk_gimple_seq): New wrapper around walk_gimple_seq_mod,
6103 asserting that the sequence head didn't change.
6104 (walk_gimple_stmt): Replace all calls to walk_gimple_seq with
6105 walk_gimple_seq_mod.
6106 * trans-mem.c (lower_transaction): Use walk_gimple_seq_mod.
6107 (execute_lower_tm): Ditto, and set possibly changed body.
6108 * tree-eh.c (lower_eh_constructs_1): Take pointer to sequence,
6109 call gsi_start with that lvalue.
6110 (replace_goto_queue_stmt_list): Ditto.
6111 (replace_goto_queue_1): Adjust calls to replace_goto_queue_stmt_list.
6112 (replace_goto_queue): Ditto.
6113 (lower_try_finally_nofallthru): Adjust calls to lower_eh_constructs_1.
6114 (lower_try_finally_onedest): Ditto.
6115 (lower_try_finally_copy): Ditto.
6116 (lower_try_finally_switch): Ditto.
6117 (lower_try_finally): Ditto.
6118 (lower_eh_filter): Ditto.
6119 (lower_eh_must_not_throw): Ditto.
6120 (lower_cleanup): Ditto.
6121 (lower_eh_constructs_2): Ditto.
6122 (lower_catch): Ditto, and ensure gsi_start is called with lvalue.
6123 (lower_eh_constructs): Adjust calls to lower_eh_constructs_1, and
6124 set possibly changed body.
6125 (optimize_double_finally): Call gsi_start with lvalue.
6127 * tree-cfg.c (make_blocks): Adjust call to gsi_split_seq_before.
6128 (gimple_split_block): Ditto.
6129 (gimple_merge_blocks): Use gsi_start_phis.
6130 (move_stmt_r): Use walk_gimple_seq_mod.
6131 * tree-ssa-dse.c (dse_enter_block): Use gsi_last_bb.
6132 * cgraphbuild.c (build_cgraph_edges): Use gsi_start_phis.
6133 (rebuild_cgraph_edges): Ditto.
6134 (cgraph_rebuild_references): Ditto.
6135 * ipa-prop.c (ipa_analyze_params_uses): Ditto.
6136 * tree-inline.c (copy_phis_for_bb): Ditto.
6137 * tree-ssa-dce.c: Ditto.
6139 * cgraphunit.c (cgraph_analyze_function): Use gimple_has_body_p.
6141 2012-05-02 Kirill Yukhin <kirill.yukhin@intel.com>
6142 Andi Kleen <ak@linux.intel.com>
6144 * coretypes.h (MEMMODEL_MASK): New.
6145 * builtins.c (get_memmodel): Add val. Call target.memmodel_check
6146 and return new variable.
6147 (expand_builtin_atomic_exchange): Mask memmodel values.
6148 (expand_builtin_atomic_compare_exchange): Ditto.
6149 (expand_builtin_atomic_load): Ditto.
6150 (expand_builtin_atomic_store): Ditto.
6151 (expand_builtin_atomic_clear): Ditto.
6152 * doc/extend.texi: Mention port-dependent memory model flags.
6153 * config/i386/cpuid.h (bit_HLE): New.
6154 * config/i386/driver-i386.c (host_detect_local_cpu): Detect
6156 * config/i386/i386-protos.h (ix86_generate_hle_prefix): New.
6157 * config/i386/i386-c.c (ix86_target_macros_internal): Set HLE defines.
6158 (ix86_target_string)<-mhle>: New.
6159 (ix86_valid_target_attribute_inner_p) <OPT_mhle>: Ditto.
6160 * config/i386/i386.c (ix86_target_string) <OPTION_MASK_ISA_HLE>: New.
6161 (ix86_valid_target_attribute_inner_p) <OPT_mhle>: Ditto.
6162 (ix86_option_override_internal) <PTA_HLE>: New switch, set it
6163 enabled for generic, generic64 and core-avx2.
6164 (ix86_print_operand): Generate HLE lock prefixes.
6165 (ix86_memmodel_check): New.
6166 (TARGET_MEMMODEL_CHECK): Ditto.
6167 * config/i386/i386.h (OPTION_ISA_HLE): Ditto.
6168 (IX86_HLE_ACQUIRE): Ditto.
6169 (IX86_HLE_RELEASE): Ditto.
6170 * config/i386/i386.h (ix86_generate_hle_prefix): Ditto.
6171 * config/i386/i386.opt (mhle): Ditto.
6172 * config/i386/sync.md(atomic_compare_and_swap<mode>): Pass
6173 success model to instruction emitter.
6174 (atomic_fetch_add<mode>): Ditto.
6175 (atomic_exchange<mode>): Ditto.
6176 (atomic_add<mode>): Ditto.
6177 (atomic_sub<mode>): Ditto.
6178 (atomic_<code><mode>): Ditto.
6179 (*atomic_compare_and_swap_doubledi_pic): Ditto.
6180 (atomic_compare_and_swap_single<mode>): Define and use argument
6182 (atomic_compare_and_swap_double<mode>): Ditto.
6183 * configure.ac: Check if assembler support HLE prefixes.
6184 * configure: Regenerate.
6187 2012-05-02 Steven Bosscher <steven@gcc.gnu.org>
6190 * gimplify.c (preprocess_case_label_vec_for_gimple): New function,
6192 (gimplify_switch_expr): ... here.
6193 * gimple.h (preprocess_case_label_vec_for_gimple): Add prototype.
6194 * tree-ssa-forwprop.c (simplify_gimple_switch_label_vec): New function
6195 to clean up case labels with values outside the index type range.
6196 (simplify_gimple_switch): Call it if something changed.
6197 Remove strange and unnecessary assert.
6199 2012-05-02 Richard Guenther <rguenther@suse.de>
6201 * fold-const.c (div_if_zero_remainder): sizetypes no longer
6203 (int_const_binop_1): New worker for int_const_binop with
6204 overflowable parameter. Pass it through to force_fit_type_double.
6205 (int_const_binop): Wrap around int_const_binop_1 with overflowable
6207 (size_binop_loc): Call int_const_binop_1 with overflowable equal
6208 to minus one, forcing overflow detection for even unsigned types.
6209 (extract_muldiv_1): Remove bogus TYPE_IS_SIZETYPE special-casing.
6210 (fold_binary_loc): Call try_move_mult_to_index with signed offset.
6211 * stor-layout.c (initialize_sizetypes): sizetypes no longer
6213 (layout_type): For zero-sized arrays ignore overflow on the
6215 * tree-ssa-ccp.c (bit_value_unop_1): Likewise.
6216 (bit_value_binop_1): Likewise.
6217 * tree.c (double_int_to_tree): Likewise.
6218 (double_int_fits_to_tree_p): Likewise.
6219 (force_fit_type_double): Likewise.
6220 (host_integerp): Likewise.
6221 (int_fits_type_p): Likewise.
6222 * varasm.c (output_constructor_regular_field): Sign-extend the
6223 field-offset to cater for negative offsets produced by the Ada
6225 * omp-low.c (extract_omp_for_data): Convert the loop step to
6226 signed for pointer adjustments.
6228 2012-05-02 Richard Guenther <rguenther@suse.de>
6230 * tree.c (valid_constant_size_p): New function.
6231 * tree.h (valid_constant_size_p): Declare.
6232 * cfgexpand.c (expand_one_var): Adjust check for too large
6233 variables by using valid_constant_size_p.
6234 * varasm.c (assemble_variable): Likewise.
6236 * c-decl.c (grokdeclarator): Properly check for sizes that
6237 cover more than half of the address-space.
6239 2012-05-02 Jakub Jelinek <jakub@redhat.com>
6241 PR tree-optimization/53163
6242 * tree-ssa-phiopt.c (cond_if_else_store_replacement): Don't ignore
6243 return value from compute_all_dependences.
6245 PR rtl-optimization/53160
6246 * ree.c (combine_reaching_defs): Handle the case where cand->insn
6247 has been modified by ree pass already.
6249 2012-05-01 Ian Lance Taylor <iant@google.com>
6252 * c-decl.c (build_compound_literal): Make the decl readonly if it
6253 an array of a readonly type.
6254 * gimplify.c (gimplify_compound_literal_expr): Add fallback
6255 parameter. Change all callers. If the decl is not addressable
6256 and is not an l-value, make it readonly.
6258 2012-05-01 Bernd Schmidt <bernds@codesourcery.com>
6260 * ira.c (allocated_reg_info_size): New static variable.
6261 (expand_reg_info): Manage it. Call
6262 setup_preferred_alternate_classes_for_new_pseudos.
6263 (ira): Don't do it here. Remove local allocated_reg_info_size,
6264 set the global before calling find_moveable_pseudos.
6265 (find_moveable_pseudos): Call expand_reg_info rather than
6268 2012-05-01 Richard Henderson <rth@redhat.com>
6270 * common.opt (fsync-libcalls): New.
6271 * doc/invoke.texi: Document it.
6272 * optabs.c (init_sync_libfuncs): Honor it.
6274 2012-05-01 Kenneth Zadeck <zadeck@naturalbridge.com>
6275 Richard Sandiford <r.sandiford@uk.ibm.com>
6277 PR rtl-optimization/52543
6278 * Makefile.in (lower-subreg.o, target-globals.o): Depend on
6280 * lower-subreg.h: New file.
6281 * target-globals.h (this_target_lower_subreg): Declare.
6282 (target_globals): Add lower_subreg;
6283 (restore_target_globals): Restore this_target_lower_subreg.
6284 * target-globals.c: Include it.
6285 (default_target_globals): Add default_target_lower_subreg.
6286 (save_target_globals): Initialize target_lower_subreg.
6287 * rtl.h (init_lower_subreg): Added declaration.
6288 * toplev.c (backend_init_target): Call initializer for lower-subreg
6290 * lower-subreg.c (LOG_COSTS, FORCE_LOWERING): New macros.
6291 (default_target_lower_subreg): New variable.
6292 (this_target_lower_subreg): Likewise.
6293 (twice_word_mode, choices): New macros.
6294 (shift_cost, compute_splitting_shift, compute_costs)
6295 (init_lower_subreg): New functions.
6296 (resolve_simple_move): Add speed_p argument. Check choices.
6297 (find_pseudo_copy): Don't check the mode size here.
6298 (resolve_simple_move): Assert the mode size.
6299 (find_decomposable_shift_zext): Add speed_p argument and return
6300 a bool. Check choices.
6301 (resolve_shift_zext): Add comment.
6302 (dump_shift_choices, dump_choices): New functions.
6303 (decompose_multiword_subregs): Dump list of profitable
6304 transformations. Add code to skip non profitable transformations.
6305 Update calls to simple_move and find_decomposable_shift_zext.
6307 2012-05-01 Ian Bolton <ian.bolton@arm.com>
6308 Sameera Deshpande <sameera.deshpande@arm.com>
6309 Greta Yorsh <greta.yorsh@arm.com>
6311 * config/arm/arm-protos.h (thumb_unexpanded_epilogue): Rename to...
6312 (thumb1_unexpanded_epilogue): ...this.
6313 * config/arm/arm.c (thumb_unexpanded_epilogue): Rename to...
6314 (thumb1_unexpanded_epilogue): ...this.
6315 * config/arm/arm.md (thumb_unexpanded_epilogue): Rename to...
6316 (thumb1_unexpanded_epilogue): ...this.
6318 2012-05-01 Richard Earnshaw <rearnsha@arm.com>
6320 * arm/linux-eabi.h (GLIBC_DYNAMIC_LINKER_DEFAULT): Avoid ifdef
6321 comparing enumeration values. Update comments.
6323 2012-05-01 Alan Modra <amodra@gmail.com>
6326 * config/rs6000/rs6000.c (load_lr_save, restore_saved_lr,
6327 load_cr_save, add_crlr_cfa_restore): New functions.
6328 (rs6000_restore_saved_cr): Rename to..
6329 (restore_saved_cr): ..this. Add cfa_restore notes for cr.
6330 (rs6000_emit_epilogue): Use new functions. Adjust condition
6331 for emitting lr and cr cfa_restore. Emit cfa_restores for fp
6332 regs when using out-of-line restore only when shrink wrapping.
6334 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
6337 * ipa-prop.c (ipa_print_node_jump_functions): Wrap multiple
6338 calls to cgraph_node_name in xstrdup.
6339 (ipa_make_edge_direct_to_target): Ditto.
6340 * cgraph.c (dump_cgraph_node): Ditto.
6341 * tree-sra.c (convert_callers_for_node): Ditto.
6342 * lto-symtab.c (lto_cgraph_replace_node): Ditto.
6343 * ipa-cp.c (perhaps_add_new_callers): Ditto.
6344 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Ditto.
6345 (cgraph_materialize_all_clones): Ditto.
6346 * ipa-inline.c (report_inline_failed_reason): Ditto.
6347 (want_early_inline_function_p): Ditto.
6348 (edge_badness): Ditto.
6349 (update_edge_key): Ditto.
6350 (flatten_function): Ditto.
6351 (ipa_inline): Ditto.
6352 (inline_always_inline_functions): Ditto.
6353 (early_inline_small_functions): Ditto.
6355 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
6358 * config/i386/i386.md (*umul<mode><dwi>3_1): Switch places of
6359 constraints 0 and 1.
6361 012-04-30 Jan Hubicka <jh@suse.cz>
6363 * cgraph.c (ld_plugin_symbol_resolution_names): Move to symtab.c
6364 (cgraph_asm_nodes, cgraph_asm_last_node): Move to cgraphunit.c
6365 (cgraph_add_to_same_comdat_group): Remove.
6366 (cgraph_add_asm_node): Move to cgraphunit.c.
6367 (cgraph_make_decl_local): Move to symtab.c
6368 (cgraph_make_node_local_1): Update.
6369 (cgraph_can_remove_if_no_direct_calls_and): Update.
6370 (used_from_object_file_p): Update.
6371 (resolution_used_from_other_file_p): Move to symtab.c
6372 (cgraph_used_from_object_file_p): move to symtab.c
6373 (verify_cgraph_node): Verify same comdat groups.
6374 * cgraph.h (cgraph_asm_node): Rename to ...
6375 (asm_node): ... this one.
6376 (cgraph_asm_nodes): Rename to ...
6377 (asm_nodes): ... this one.
6378 (symtab_add_to_same_comdat_group): New function.
6379 (symtab_dissolve_same_comdat_group_list): New function.
6380 (symtab_used_from_object_file_p): Declare.
6381 (symtab_make_decl_local): Declare.
6382 (cgraph_add_to_same_comdat_group): Remove.
6383 (cgraph_add_asm_node): Remove.
6384 (cgraph_used_from_object_file_p, varpool_used_from_object_file_p):
6386 (cgraph_finalize_compilation_unit): Rename to ...
6387 (finalize_compilation_unit): ... this one.
6388 (cgraph_optimize): Rename to ....
6389 (compile): ... this one.
6390 (add_asm_node): Declare.
6391 (fixup_same_cpp_alias_visibility): Declare.
6392 (cgraph_make_decl_local): Remove.
6393 (varpool_assemble_pending_decls): Rename to ...
6394 (varpool_output_variables): ... this one.
6395 (varpool_remove_unreferenced_decls): Remove.
6396 * ipa-inline-transform.c (clone_inlined_nodes): Dissolve comdat groups.
6397 (preserve_function_body_p): Make static.
6398 * toplev.c (compile_file): Update comments; update.
6399 * cgraphunit.c: Update comments.
6400 (cgraph_expand_all_functions): Rename to ...
6401 (expand_all_functions): ... this one; update.
6402 (cgraph_mark_functions_to_output): Rename to ...
6403 (mark_functions_to_output): ... this one; cleanup.
6404 (cgraph_output_pending_asms): Remove prototype.
6405 (asm_nodes, asm_last_node): New static vars.
6406 (cgraph_process_new_functions): Update.
6407 (cgraph_reset_node): Cleanup; add comment.
6408 (cgraph_add_new_function): Update.
6409 (cgraph_output_pending_asms): Rename to ...
6410 (output_asm_statements): ... this one.
6411 (add_asm_node): New function.
6412 (fixup_same_cpp_alias_visibility): New function based on code
6413 in cgraph_analyze_function.
6414 (cgraph_analyze_function): Use it.
6415 (cgraph_order_sort): Update.
6416 (cgraph_output_in_order): Update.
6417 (cgraph_function_versioning): Update.
6418 (cgraph_optimize): Rename to ...
6419 (compile): ... this one; initialize streamer hooks here.
6420 (cgraph_finalize_compilation_unit): Rename to ...
6421 (finalize_compilation_unit): ... this one; do not initialize streamer
6423 * lto-streamer-out.c (lto_output_toplevel_asms): Update.
6424 * dwarf2out.c: Update ocmment.
6425 * optimize.c (maybe_clone_body): Use symtab_add_to_same_comdat_group.
6426 * method.c (use_thunk): Likewise.
6427 * semantics.c (maybe_add_lambda_conv_op): Likewise.
6428 * decl2.c (maybe_emit_vtables): Likewise.
6429 (cp_write_global_declarations): Use finalize_compilation_unit.
6430 * parser.c (cp_parser_asm_definition): Use add_asm_node.
6431 * lto-streamer-in.c (lto_input_toplevel_asms): Use add_asm_node
6432 * c-decl.c (c_write_global_declarations): Use
6433 finalize_compilation_unit.
6434 * langhooks.c (write_global_declarations): Update.
6435 * ipa.c (cgraph_externally_visible_p): Update.
6436 (dissolve_same_comdat_group_list): Remove.
6437 (function_and_variable_visibility): Update.
6438 * symtab.c: Inlcude lto-streamer.h and rtl.h
6439 (ld_plugin_symbol_resolution_names): New.
6440 (symtab_add_to_same_comdat_group): New.
6441 (symtab_dissolve_same_comdat_group_list): New.
6442 (resolution_used_from_other_file_p): Move here from cgraph.c
6443 (symtab_used_from_object_file_p): New.
6444 (symtab_make_decl_local): New.
6445 * passes.c (register_pass): Update comments.
6446 * c-parser.c (c_parser_asm_definition): Update.
6447 * varpool.c (varpool_analyze_node): Use
6448 fixup_same_cpp_alias_visibility.
6449 (varpool_remove_unreferenced_decls): Make static.
6450 (varpool_assemble_pending_decls): Rename to ...
6451 (varpool_output_variables): ... this one; call
6452 varpool_remove_unreferenced_decls.
6453 (varpool_used_from_object_file_p): Remove.
6455 2012-04-30 Marc Glisse <marc.glisse@inria.fr>
6458 * c-typeck.c (build_array_ref): Call
6459 convert_vector_to_pointer_for_subscript.
6460 * doc/extend.texi (Vector Extensions): Subscripting not just for C.
6462 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
6464 * config/i386/i386.md (and<mode>3): Change runtime operand mode checks
6465 to compile-time "mode == <MODE>mode" checks.
6466 (and splitter): Ditto.
6468 2012-04-30 Richard Henderson <rth@redhat.com>
6470 * config/arm/arm.md (UNSPEC_LL): New.
6471 * config/arm/sync.md (atomic_loaddi, atomic_loaddi_1): New.
6472 (arm_load_exclusivedi): Use %H0.
6474 2012-04-30 Jason Merrill <jason@redhat.com>
6476 * dwarf2out.c (comdat_symbol_id): Add const.
6477 (union die_symbol_or_type_node): Add const to die_symbol.
6478 (output_die_symbol, output_die, output_comp_unit): Adjust.
6480 2012-04-30 Andrew Stubbs <ams@codesourcery.com>
6482 * config/arm/arm.md (negdi2): Use gen_negdi2_neon.
6483 * config/arm/neon.md (negdi2_neon): New insn.
6484 Also add splitters for core and NEON registers.
6486 2012-04-30 Andrew Stubbs <ams@codesourcery.com>
6488 * config/arm/arm.c (neon_valid_immediate): Allow const_int.
6489 (arm_print_operand): Add 'x' format.
6490 * config/arm/constraints.md (Dn): Allow const_int.
6491 * config/arm/neon.md (neon_mov<mode>): Use VDX to allow DImode.
6492 Use 'x' format to print constants.
6493 * config/arm/predicates.md (imm_for_neon_mov_operand): Allow const_int.
6494 * config/arm/vfp.md (movdi_vfp): Disable for const_int when neon
6496 (movdi_vfp_cortexa8): Likewise.
6498 2012-04-30 Ian Bolton <ian.bolton@arm.com>
6499 Sameera Deshpande <sameera.deshpande@arm.com>
6500 Greta Yorsh <greta.yorsh@arm.com>
6502 * config/arm/arm-protos.h (ldm_stm_operation_p): New declaration.
6503 * config/arm/arm.c (ldm_stm_operation_p): New function.
6504 * config/arm/predicates.md (load_multiple_operation): Update predicate.
6505 (store_multiple_operation): Likewise.
6507 * config/arm/arm-protos.h (ldm_stm_operation_p): New parameters.
6508 * config/arm/arm.c (ldm_stm_operation_p): New parameters.
6509 * config/arm/predicates.md (load_multiple_operation): Add arguments.
6510 (store_multiple_operation): Likewise.
6512 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
6514 * config/i386/i386.md (and<mode>3): Expand masking operations with
6515 0xff, 0xffff or 0xffffffff immediates to corresponding zero_extend RTX.
6516 (and splitter): Split to DImode zero_extend RTX for DImode operand[0].
6518 2012-04-30 Dodji Seketeli <dodji@redhat.com>
6520 Add -Wvarargs option
6521 * builtins.c (fold_builtin_next_arg): Use OPT_Wvarargs as an
6522 argument for the various warning_at calls.
6523 * docs/invoke.texi: Update the documentation.
6525 2012-04-30 Dodji Seketeli <dodji@redhat.com>
6527 Switch -ftrack-macro-expansion=2 on by default.
6528 * docs/cppopts.texi: Adjust for enabling -ftrack-macro-expansion=2
6531 Fix va_start related location
6532 * builtins.c (fold_builtin_next_arg): Unwinds to the first
6533 location in real source code.
6535 Make conversion warnings work on NULL with -ftrack-macro-expansion
6536 * input.h (expansion_point_location_if_in_system_header): Declare
6538 * input.c (expansion_point_location_if_in_system_header): Define it.
6540 Fix -Wuninitialized for -ftrack-macro-expansion
6541 * tree-ssa.c (warn_uninit): Use the spelling location of the variable
6542 declaration. Use linemap_location_before_p for source locations.
6544 Strip "<built-in>" loc from displayed expansion context
6545 * input.c (expand_location_1): When expanding to spelling location
6546 in a context of a macro expansion, skip reserved system header
6547 locations. Update comments. * tree-diagnostic.c
6548 (maybe_unwind_expanded_macro_loc): Likewise.
6550 Make expand_location resolve to locus in main source file
6551 * input.c (expand_location_1): New. Takes a parameter to choose
6552 whether to resolve the location to spelling or expansion point.
6553 Was factorized from ...
6554 (expand_location): ... here.
6555 (expand_location_to_spelling_point): New. Implemented in terms of
6557 * diagnostic.c (diagnostic_build_prefix): Use the new
6558 expand_location_to_spelling_point instead of expand_location.
6560 Fix PCH crash on GTYed pointer-to-scalar field of a struct
6561 * gengtype.c (write_types_process_field): Force second argument of
6562 the call to the PCH object hierarchy walker to be 'x'.
6564 2012-04-30 Eric Botcazou <ebotcazou@adacore.com>
6566 * config/i386/i386.c (ix86_handle_struct_attribute): Use the proper
6567 predicate to discriminate types.
6569 2012-04-30 Manuel López-Ibáñez <manu@gcc.gnu.org>
6571 * doc/invoke.texi (Wmissing-format-attribute): Document as an
6572 alias of Wsuggest-attribute=format.
6573 * c-typeck.c (convert_for_assignment): Replace
6574 Wmissing-format-attribute with Wsuggest-attribute=format.
6575 (digest_init): Likewise.
6577 2012-04-29 Manuel López-Ibáñez <manu@gcc.gnu.org>
6579 * opts.c (finish_options): Do not handle -Wmissing-noreturn here.
6580 * common.opt (Wmissing-noreturn): Alias of
6581 -Wsuggest-attribute=noreturn.
6583 2012-04-29 Hans-Peter Nilsson <hp@axis.com>
6586 * config/cris/cris.md (andqu): New peephole2.
6587 (andu): Tweak head comment.
6589 2012-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
6590 Steven Bosscher <steven@gcc.gnu.org>
6591 Maxim Kuvyrkov <maxim@codesourcery.com>
6593 PR tree-optimization/38785
6594 * common.opt (ftree-partial-pre): New option.
6595 * doc/invoke.texi: Document it.
6596 * opts.c (default_options_table): Initialize flag_tree_partial_pre.
6597 * tree-ssa-pre.c (do_partial_partial_insertion): Insert only if it will
6599 (execute_pre): Use flag_tree_partial_pre.
6601 2012-04-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6604 * config/pa/pa.c (pa_legitimate_constant_p): Don't put function labels
6607 2012-04-27 Ollie Wild <aaw@google.com>
6609 * doc/invoke.texi (Wliteral-suffix): Document new option.
6611 2012-04-27 Tom Tromey <tromey@redhat.com>
6613 * dwarf2out.c (dwarf_stack_op_name): Use get_DW_OP_name.
6614 (dwarf_tag_name): Use get_DW_TAG_name.
6615 (dwarf_attr_name): Use get_DW_AT_name.
6616 (dwarf_form_name): Use get_DW_FORM_name.
6617 * dwarf2cfi.c (dwarf_cfi_name): Use get_DW_CFA_name.
6619 2012-04-27 Paolo Bonzini <bonzini@gnu.org>
6621 * tree-ssa-phiopt.c (conditional_replacement): Replace PHIs whose
6622 arguments are -1 and 0, by negating the result of the conditional.
6624 2012-04-27 Paolo Bonzini <bonzini@gnu.org>
6627 * config/i386/i386.md (x86_mov<mode>cc_0_m1_neg): Add clobber.
6629 2012-04-27 Richard Guenther <rguenther@suse.de>
6631 * tree-flow.h (is_hidden_global_store): Remove.
6632 * tree-ssa-sink.c (is_hidden_global_store): Likewise.
6633 * tree-ssa-alias.h (ref_may_alias_global_p): Declare.
6634 (stmt_may_clobber_global_p): Likewise.
6635 * tree-ssa-alias.c (ref_may_alias_global_p): New function.
6636 (stmt_may_clobber_global_p): Likewise.
6637 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Call
6638 stmt_may_clobber_global_p.
6639 * tree-ssa-dse.c (dse_possible_dead_store_p): Likewise.
6641 2012-04-27 Steven Bosscher <steven@gcc.gnu.org>
6643 * cfg.c (disconnect_src): Do df_mark_solutions_dirty in the right
6646 * tree-switch-conversion.c (struct switch_conv_info): Add range_max,
6647 reorganize some fields and update comments. Rename bit_test_uniq
6648 and bit_test_count to uniq resp. count. Remove bit_test_bb.
6649 (collect_switch_conv_info): New function, collects info about a
6650 GIMPLE_SWITCH into a struct switch_conv_info.
6651 (check_range): Simplify to use pre-recorded info. Fix think-o in
6652 range-branch ratio check.
6653 (check_process_case): Remove function.
6654 (check_all_empty_except_final): New function, verifies that all
6655 non-final basic blocks are empty.
6656 (process_switch): Simplify to use pre-recorded info. Call
6657 collect_switch_conv_info to do that. Assert that degenerate switch
6658 statements have been cleaned up.
6660 2012-04-27 Marc Glisse <marc.glisse@inria.fr>
6663 * tree-ssa-forwprop.c (combine_conversions): Handle INT->FP->INT.
6665 2012-04-25 Manuel López-Ibáñez <manu@gcc.gnu.org>
6668 * c-typeck.c (pop_init_level): Use %qD instead of %qT.
6670 2012-04-27 Tom de Vries <tom@codesourcery.com>
6672 PR tree-optimization/51879
6673 * tree-ssa-sccvn.h (struct vn_reference_s): Add result_vdef field.
6674 * tree-ssa-sccvn.c (mark_use_processed): New function, factored out
6676 (defs_to_varying): ... here. Don't set use_processed.
6677 (visit_reference_op_call): Handle gimple_vdef.
6678 Handle case that lhs is NULL_TREE.
6679 (visit_use): Use mark_use_processed. Handle calls with side-effect
6680 using visit_reference_op_call.
6682 2012-04-26 Richard Sandiford <richard.sandiford@linaro.org>
6684 * sched-deps.c (fixup_sched_groups): Rename to...
6685 (chain_to_prev_insn): ...this.
6686 (chain_to_prev_insn_p): New function.
6687 (deps_analyze_insn): Use it instead of SCHED_GROUP_P.
6689 2012-04-26 Richard Sandiford <richard.sandiford@linaro.org>
6691 * sched-int.h (_haifa_insn_data): Move priority_status.
6693 (INSN_MODEL_INDEX): New macro.
6694 * haifa-sched.c (insn_delay): New function.
6695 (sched_regno_pressure_class): Update commentary.
6696 (mark_regno_birth_or_death): Pass the liveness bitmap and
6697 pressure array as arguments, instead of using curr_reg_live and
6698 curr_reg_pressure. Only update the pressure if the bit in the
6699 liveness set has changed.
6700 (initiate_reg_pressure_info): Always trust the live-in set for
6701 SCHED_PRESSURE_MODEL.
6702 (initiate_bb_reg_pressure_info): Update call to
6703 mark_regno_birth_or_death.
6704 (dep_list_size): Take the list as argument.
6705 (calculate_reg_deaths): New function, extracted from...
6706 (setup_insn_reg_pressure_info): ...here.
6707 (MODEL_BAR): New macro.
6708 (model_pressure_data, model_insn_info, model_pressure_limit)
6709 (model_pressure_group): New structures.
6710 (model_schedule, model_worklist, model_insns, model_num_insns)
6711 (model_curr_point, model_before_pressure, model_next_priority):
6713 (MODEL_PRESSURE_DATA, MODEL_MAX_PRESSURE, MODEL_REF_PRESSURE)
6714 (MODEL_INSN_INFO, MODEL_INSN): New macros.
6715 (model_index, model_update_limit_points_in_group): New functions.
6716 (model_update_limit_points, model_last_use_except): Likewise.
6717 (model_start_update_pressure, model_update_pressure): Likewise.
6718 (model_recompute, model_spill_cost, model_excess_group_cost): Likewise.
6719 (model_excess_cost, model_dump_pressure_points): Likewise.
6720 (model_set_excess_costs): Likewise.
6721 (rank_for_schedule): Extend SCHED_PRIORITY_WEIGHTED ordering to
6722 SCHED_PRIORITY_MODEL. Use insn_delay. Use the order in the model
6723 schedule as an alternative tie-breaker. Update the call to
6725 (ready_sort): Call model_set_excess_costs.
6726 (update_register_pressure): Update call to mark_regno_birth_or_death.
6727 Rely on that function to check liveness rather than doing it here.
6728 (model_classify_pressure, model_order_p, model_add_to_worklist_at)
6729 (model_remove_from_worklist, model_add_to_worklist, model_promote_insn)
6730 (model_add_to_schedule, model_analyze_insns, model_init_pressure_group)
6731 (model_record_pressure, model_record_pressures): New functions.
6732 (model_record_final_pressures, model_add_successors_to_worklist)
6733 (model_promote_predecessors, model_choose_insn): Likewise.
6734 (model_reset_queue_indices, model_dump_pressure_summary): Likewise.
6735 (model_start_schedule, model_finalize_pressure_group): Likewise.
6736 (model_end_schedule): Likewise.
6737 (schedule_insn): Say when we're scheduling the next instruction
6738 in the model schedule.
6739 (schedule_insn): Handle SCHED_PRESSURE_MODEL.
6740 (queue_to_ready): Do not add instructions that are
6741 MAX_SCHED_READY_INSNS beyond the current point of the model schedule.
6742 Always allow the next instruction in the model schedule to be added.
6743 (debug_ready_list): Print the INSN_REG_PRESSURE_EXCESS_COST_CHANGE
6744 and delay for SCHED_PRESSURE_MODEL too.
6745 (prune_ready_list): Extend SCHED_PRIORITY_WEIGHTED handling to
6746 SCHED_PRIORITY_MODEL, but also take the DFA into account.
6747 (schedule_block): Call model_start_schedule and model_end_schedule.
6748 Extend SCHED_PRIORITY_WEIGHTED stall handling to SCHED_PRIORITY_MODEL.
6749 (sched_init): Extend INSN_REG_PRESSURE_EXCESS_COST_CHANGE handling
6750 to SCHED_PRESSURE_MODEL, but don't allocate saved_reg_live or
6752 (sched_finish): Update accordingly.
6753 (fix_tick_ready): Extend INSN_REG_PRESSURE_EXCESS_COST_CHANGE handling
6754 to SCHED_PRESSURE_MODEL.
6755 (add_jump_dependencies): Update call to dep_list_size.
6756 (haifa_finish_h_i_d): Fix leak of max_reg_pressure.
6757 (haifa_init_insn): Extend INSN_REG_PRESSURE_EXCESS_COST_CHANGE handling
6758 to SCHED_PRESSURE_MODEL.
6759 * sched-deps.c (init_insn_reg_pressure_info): Likewise, but don't
6760 allocate INSN_MAX_REG_PRESSURE for SCHED_PRESSURE_MODEL.
6761 (sched_analyze_insn): Extend INSN_REG_PRESSURE_EXCESS_COST_CHANGE
6762 handling to SCHED_PRESSURE_MODEL.
6764 2012-04-26 Richard Sandiford <richard.sandiford@linaro.org>
6766 * common.opt (fsched-pressure-algorithm=): New option.
6767 * flag-types.h (sched_pressure_algorithm): New enum.
6768 * sched-int.h (sched_pressure_p): Replace with...
6769 (sched_pressure): ...this new variable.
6770 * haifa-sched.c (sched_pressure_p): Replace with...
6771 (sched_pressure): ...this new variable.
6772 (sched_regno_pressure_class, rank_for_schedule, ready_sort)
6773 (update_reg_and_insn_max_reg_pressure, schedule_insn)
6774 (debug_ready_list, prune_ready_list, schedule_block, sched_init)
6775 (sched_finish, fix_tick_ready, haifa_init_insn): Update accordingly.
6776 * sched-deps.c (init_insn_reg_pressure_info): Likewise.
6777 (sched_analyze_insn): Likewise.
6778 * sched-rgn.c (schedule_region): Likewise.
6779 * config/m68k/m68k.c (m68k_sched_variable_issue): Likewise.
6781 2012-04-26 Bernd Schmidt <bernds@codesourcery.com>
6783 * PR middle-end/52997
6784 * ira.c (find_moveable_pseudos): Call resize_reg_info.
6787 * machmode.h (CLASS_HAS_WIDER_MODES_P): True for MODE_PARTIAL_INT.
6788 * expr.c (convert_move): Honor unsignedp when extending partial int
6790 * genmodes.c (complete_mode): Don't clear component field of partial
6792 (emit_mode_inner): Don't emit it however.
6793 (calc_wider_mode): Partial int modes widen to their component.
6795 2012-04-26 David S. Miller <davem@davemloft.net>
6797 * config/sparc/niagara4.md: New file.
6798 * config/sparc/sparc.md: Include it.
6799 * config/sparc/sparc.c (niagara4_costs): New processor costs.
6800 (sparc_option_override): Use it.
6801 (sparc_use_sched_lookahead): Return 2 for niagara4.
6802 (sparc_issue_rate): Likewise.
6804 * config/sparc/sparc.md (attr type): Delete 'fgm_cmp'.
6805 (fpack16_vis, fpackfix_vis, fpack32_vis): Set type to fgm_pack.
6806 (fmul8x16_vis, fmul8x16au_vis, fmul8x16al_vis, fmul8sux16_vis,
6807 fmul8ulx16_vis, fmuld8sux16_vis, fmuld8ulx16_vis): Set type to fgm_mul.
6808 (alignaddrsi_vis, alignaddrdi_vis, alignaddrlsi_vis,
6809 alignaddrldi_vis): Set type to gsr.
6810 (pdist_vis, pdistn<mode>_vis): Set type to fgm_pdsit.
6811 (fcmp<code><GCM:gcm_name><P:mode>_vis, cmask8<P:mode>_vis,
6812 cmask16<P:mode>_vis, cmask32<P:mode>_vis, fchksm16_vis,
6813 v<vis3_shift_patname><mode>3, fmean16_vis,
6814 fp<plusminus_insn>64_vis, <vis3_addsub_ss_patname><mode>3,
6815 fucmp<code>8<P:mode>_vis): Set type to fga.
6816 * config/sparc/ultra1_2.md: Remove refrences to fgm_cmp.
6817 * config/sparc/niagara.md: Likewise.
6818 * config/sparc/niagara2.md: Likewise.
6819 * config/sparc/ultra3.md: Likewise, and fix type matching for
6820 us3_ialuX reservation.
6822 2012-04-26 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6824 * reload.c (find_reloads): Change the loop nesting when trying an
6825 alternative with swapped operands.
6827 2012-04-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
6829 * tree-diagnostic.c (maybe_unwind_expanded_macro_loc): Fix
6830 comment. Delete unused parameter first_exp_point_map.
6831 (virt_loc_aware_diagnostic_finalizer): Update call.
6833 2012-04-26 Michael Hope <michael.hope@linaro.org>
6834 Richard Earnshaw <rearnsha@arm.com>
6836 * config/arm/linux-eabi.h (GLIBC_DYNAMIC_LINKER_SOFT_FLOAT): Define.
6837 (GLIBC_DYNAMIC_LINKER_HARD_FLOAT): Define.
6838 (GLIBC_DYNAMIC_LINKER_DEFAULT): Define.
6839 (GLIBC_DYNAMIC_LINKER): Redefine to use the hard float path.
6841 2012-04-25 Sriraman Tallam <tmsriram@google.com>
6843 * doc/extend.texi: Document avx2 support.
6844 * config/i386/i386.c (fold_builtin_cpu): Add avx2.
6846 2012-04-26 Hans-Peter Nilsson <hp@axis.com>
6849 * config/cris/cris.md ("*andhi_lowpart_v32")
6850 ("*andqi_lowpart_v32"): Change first input-only operand from
6851 a (match_operand ...) to (match_dup 0). Drop alternatives with
6852 const_int-matching constraints for redundancy.
6853 ("*andhi_lowpart_non_v32", "*andqi_lowpart_non_v32"): Ditto. Drop
6854 three-operand alternative.
6856 2012-04-25 Jakub Jelinek <jakub@redhat.com>
6859 * config/i386/i386.md (and<mode>3): For andq $0xffffffff, reg
6860 instead expand it as zero extension.
6862 2012-04-25 H.J. Lu <hongjiu.lu@intel.com>
6865 * dwarf2out.c (dbx_reg_number): Assert return value != INVALID_REGNUM.
6867 2012-04-25 Jakub Jelinek <jakub@redhat.com>
6869 * common.opt (flag_debug_types_section): Default to 0.
6870 (dwarf_version): Default to 4.
6871 (dwarf_record_gcc_switches): Default to 1.
6872 (dwarf_strict): Default to 0.
6873 * toplev.c (process_options): Don't handle dwarf_strict
6874 or dwarf_version here.
6875 * config/vxworks.c (vxworks_override_options): Don't
6876 test whether dwarf_strict or dwarf_version are negative,
6877 instead test !global_options_set.x_dwarf_*.
6878 * config/darwin.c (darwin_override_options): Default to
6880 * doc/invoke.texi: Note that -gdwarf-4, -grecord-gcc-switches
6881 and -fno-debug-types-section are now the default.
6883 2012-04-25 Jan Hubicka <jh@suse.cz>
6885 * cgraphunit.c: Update toplevel comment.
6886 (tree_rest_of_compilation): Merge into cgraph_expand_function.
6887 (cgraph_analyze_function): Make static.
6888 (cgraph_decide_is_function_needed): Make static.
6889 (cgraph_add_new_function): Use expand_function instead of
6890 rest_of_compilation.
6891 (clone_of_p, verify_edge_count_and_frequency, cgraph_debug_gimple_stmt,
6892 verify_edge_corresponds_to_fndecl, verify_cgraph_node, verify_cgraph):
6894 (cgraph_inline_p): Remove.
6895 (cgraph_preserve_function_body_p): Move to ipa-inline-transform.
6896 (init_cgraph): Add comment.
6897 * cgraphbuild.c (record_reference, mark_address, mark_load,
6898 mark_store): Do not call analyze_expr hook.
6899 * cgraph.c: Update toplevel comment.
6900 (clone_of_p, verify_edge_count_and_frequency, cgraph_debug_gimple_stmt,
6901 verify_edge_corresponds_to_fndecl, verify_cgraph_node, verify_cgraph):
6902 Move fere from cgraphunit.c
6903 (cgraph_mark_force_output_node): Move to cgraph.h
6904 * cgraph.h: Reorder so the comments match the function placement.
6905 (cgraph_analyze_function, cgraph_decide_is_function_needed): Remove.
6906 (cgraph_mark_force_output_node): Move here from cgraph.c
6907 * tree.c (free_lang_data): Do not clear analyze_expr hook.
6908 * ipa-inline-transform.c (preserve_function_body_p): New function.
6909 (inline_transform): Update.
6910 * langhooks.c (lhd_callgraph_analyze_expr): Remove.
6911 * langhooks.h (lang_hooks_for_callgraph): Remove.
6912 (lang_hooks): Remove callgraph.
6913 * tree-inline.c (expand_call_inline): Do not use cgraph_inline_p.
6914 * varpool.c: Remove out of date comment.
6915 * langhooks-def.h (lhd_callgraph_analyze_expr): Remove.
6916 (LANG_HOOKS_CALLGRAPH_ANALYZE_EXPR): Remove.
6918 2012-04-25 Jan Hubicka <jh@suse.cz>
6921 * cgraphunit.c (referred_to_p): Move ahead in file to avoid
6922 forward declaration.
6923 (cgraph_finalize_function): Finalize them here.
6924 * symtab.c (dump_symtab): Dump ctors and dtors.
6926 2012-04-25 Jakub Jelinek <jakub@redhat.com>
6929 * stor-layout.c (get_best_mode): Don't return mode with bitsize
6930 larger than maxbits. Don't compute maxbits modulo align.
6931 Also check that unit bytes long store at bitpos / unit * unit
6932 doesn't affect bits beyond bitregion_end.
6933 * expmed.c (store_bit_field_1): Avoid trying insv if OP_MODE MEM
6934 would not fit into bitregion_start ... bitregion_end + 1 bit region.
6935 (store_split_bit_field): Decrease unit close to end of bitregion_end
6936 if access is restricted in order to avoid mutual recursion.
6938 PR tree-optimization/53058
6939 * double-int.h (double_int_max_value, double_int_min_value): New
6941 * double-int.c (double_int_max_value, double_int_min_value): New
6943 * tree-vrp.c (register_edge_assert_for_2): Compare mask for LE_EXPR
6944 or GT_EXPR with double_int_max_value instead of double_int_mask.
6946 2012-04-25 Richard Guenther <rguenther@suse.de>
6948 * tree-vectorizer.h (vect_loop_versioning): Adjust prototype.
6949 * tree-vect-loop.c (vect_transform_loop): Adjust.
6950 * tree-vect-loop-manip.c (vect_do_peeling_for_loop_bound): Record
6951 the maximum number of iterations for the epilogue loop.
6952 (vect_loop_versioning): Remove case re-using the peeled epilogue loop.
6954 2012-04-25 Jakub Jelinek <jakub@redhat.com>
6957 * c-typeck.c (set_nonincremental_init,
6958 set_nonincremental_init_from_string): Pass true instead of false
6959 as IMPLICIT to add_pending_init.
6961 2012-04-25 Manuel López-Ibáñez <manu@gcc.gnu.org>
6963 * c-typeck.c (pop_init_level): Improve diagnostics.
6965 2012-04-25 Uros Bizjak <ubizjak@gmail.com>
6967 * compare-elim.c (try_eliminate_compare): Also handle operands with
6968 implicit extensions.
6970 2012-04-25 Alan Modra <amodra@gmail.com>
6972 * config/rs6000/rs6000 (SAVE_INLINE_VRS, REST_INLINE_VRS,
6973 V_SAVE_INLINE, SAVRES_LR, SAVRES_SAVE, SAVRES_REG,
6974 SAVRES_GPR, SAVRES_FPR, SAVRES_VR): Define.
6975 (no_global_regs_above): Delete.
6976 (no_global_regs): New function.
6977 (rs6000_savres_strategy): Handle vector regs. Use proper lr_save_p
6978 value for load multiple test.
6979 (savres_routine_syms): Increase size.
6980 (rs6000_savres_routine_name, rs6000_savres_routine_sym,
6981 ptr_regno_for_savres, rs6000_emit_savres_rtx): Pass in int selector
6982 rather than a number of boolean flags. Update all callers.
6983 (rs6000_savres_routine_name): Generate vector save/restore names.
6984 (rs6000_savres_routine_sym): Handle vector regs. Delete forward decl.
6985 (ptr_regno_for_savres, rs6000_emit_savres_rtx): Likewise.
6986 (rs6000_emit_prologue): Delete saving_FPRs_inline, saving_GPRs_inline
6987 and using_store_multiple. Expand uses. Don't always use r11 as
6988 frame reg when needed for out-of-line saves. Set up initial offset
6989 for out-of-line vector saves when buying stack frame. Handle pointer
6990 reg setup for out-of-line fp save. Emit call to out-of-line vector
6991 save function. Choose r11 or r12 for vrsave reg when available for
6993 (rs6000_output_function_prologue): Don't emit .extern for ELF.
6994 (rs6000_emit_epilogue): Choose a better frame reg when restoring
6995 from back-chain to suit out-of-line vector restore functions. Emit
6996 call to out-of-line vector restore function. Adjust register used
6997 for cr restore. Tweak pointer register setup for gpr restore.
6998 * config/rs6000/rs6000.h (FIRST_SAVED_GP_REGNO): Take into account
7000 * config/rs6000/sysv4.h (FP_SAVE_INLINE, GP_SAVE_INLINE): Simplify.
7001 (V_SAVE_INLINE): Define.
7002 * config/rs6000/altivec.md (save_vregs_*, restore_vregs_*): New insns.
7004 2012-04-25 Alan Modra <amodra@gmail.com>
7006 * config/rs6000/rs6000.c (rs6000_savres_strategy): Allow
7007 out-of-line save/restore for large frames. Don't disable
7008 out-of-line saves on ABI_AIX when using static chain reg.
7009 (rs6000_emit_prologue): Adjust cr_save_regno on ABI_AIX to not
7010 clobber static chain reg, and tweak for out-of-line gpr saves
7013 2012-04-25 Alan Modra <amodra@gmail.com>
7015 * config/rs6000/rs6000.c (START_USE, END_USE, NOT_INUSE): Define.
7016 (rs6000_emit_prologue): Use the above to catch register overlap.
7018 2012-04-25 Alan Modra <amodra@gmail.com>
7020 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete forward
7021 decl. Move logic selecting update reg to callers. Update all callers.
7022 (rs6000_emit_allocate_stack): Add copy_off param.
7023 (emit_frame_save): Don't handle reg+reg addressing.
7024 (ptr_regno_for_savres): New function, extracted from..
7025 (rs6000_emit_savres_rtx): ..here. Add lr_offset param.
7026 (rs6000_emit_prologue): Generate frame_ptr_rtx as we need it.
7027 Set frame_reg_rtx to r11 whenever r11 is needed, and merge
7028 frame offset adjustment for out-of-line save with copy from sp.
7029 Simplify condition controlling whether cr is saved early or
7030 late. Use ptr_regno_for_savres to verify correct reg is set
7031 up for out-of-line saves. Pass the actual pointer reg used to
7032 rs6000_emit_savres_rtx so rtl matches insns in out-of-line
7033 function. Rearrange spe vars so code is similar to that
7034 elsewhere in this function. Don't update frame_off when spe
7035 save code will restore r11. Use emit_frame_save for spe and
7036 gpr saves. Consolidate darwin out-of-line gpr setup with that
7037 for other abis. Don't assume frame_offset is zero and frame
7038 reg is sp when setting up altivec reg saves, and calculate
7039 exact offset requirement.
7040 (rs6000_emit_epilogue): Use HOST_WIDE_INT for frame_off. Tidy
7041 spe restore code. Consolidate darwin out-of-line gpr setup
7042 with that for other abis.
7044 2012-04-25 Alan Modra <amodra@gmail.com>
7046 * config/rs6000/rs6000.c (rs6000_frame_related): Don't emit a
7047 REG_FRAME_RELATED_EXPR note when the instruction exactly matches
7049 (emit_frame_save): Delete frame_ptr param. Rename total_size to
7051 (rs6000_emit_prologue): Add sp_off. Update rs6000_frame_related
7052 and emit_frame_save calls. Cope with possibly missing note.
7054 2012-04-24 Sriraman Tallam <tmsriram@google.com>
7056 * config/i386/i386.c (build_processor_model_struct): New function.
7057 (make_var_decl): New function.
7058 (fold_builtin_cpu): New function.
7059 (ix86_fold_builtin): New function.
7060 (make_cpu_type_builtin): New function.
7061 (ix86_init_platform_type_builtins): New function.
7062 (ix86_expand_builtin): Expand new builtins by folding them.
7063 (ix86_init_builtins): Make new builtins to detect CPU type.
7064 (TARGET_FOLD_BUILTIN): New macro.
7065 (IX86_BUILTIN_CPU_INIT): New enum value.
7066 (IX86_BUILTIN_CPU_IS): New enum value.
7067 (IX86_BUILTIN_CPU_SUPPORTS): New enum value.
7068 * config/i386/i386-builtin-types.def: New function type.
7069 * testsuite/gcc.target/builtin_target.c: New testcase.
7070 * doc/extend.texi: Document builtins.
7072 2012-04-24 Olivier Hainque <hainque@adacore.com>
7074 * common.opt (gdwarf-): Initialize dwarf_version to -1 instead of 2.
7075 * toplev.c (process_options): Default to dwarf_version 2.
7076 * config/vxworks.c (vxworks_override_options): Default to strict-dwarf
7077 and dwarf_version 2.
7079 2012-04-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
7081 * tree-pretty-print.h (default_tree_printer): Do not declare.
7082 * tree-diagnostic.c: Include tree-pretty-print.h, tree-pass.h and
7084 (default_tree_diagnostic_starter): Make static.
7085 (default_tree_printer): Move to here. Make static.
7086 (tree_diagnostics_defaults): New.
7087 * tree-diagnostic.h (default_tree_diagnostic_starter): Do not declare.
7088 * tree.c (free_lang_data): Use tree_diagnostics_defaults.
7089 * toplev.c: Do not include tree-pass.h.
7090 (default_tree_printer): Move from here.
7091 (general_init): Use tree_diagnostics_defaults.
7093 2012-04-24 Chao-ying Fu <fu@mips.com>
7095 * config.gcc (mips64*-*-linux*): Append mips/linux-common.h to tm_file.
7096 (mips*-*-linux*): Append mips/linux-common.h to tm_file.
7097 * config/mips/gnu-user.h
7098 (SUBTARGET_CC1_SPEC): Use GNU_USER_TARGET_CC1_SPEC directly.
7099 (GNU_USER_TARGET_LINK_SPEC): New define.
7100 (LINK_SPEC): Use GNU_USER_TARGET_LINK_SPEC.
7101 (LIB_SPEC): Use GNU_USER_TARGET_LIB_SPEC directly.
7102 (GNU_USER_TARGET_MATHFILE_SPEC): New define.
7103 (ENDFILE_SPEC): Use GNU_USER_TARGET_MATHFILE_SPEC and
7104 GNU_USER_TARGET_ENDFILE_SPEC.
7105 * config/mips/gnu-user64.h (LIB_SPEC): Remove.
7106 (GNU_USER_TARGET_LINK_SPEC): New define.
7107 (LINK_SPEC): Use GNU_USER_TARGET_LINK_SPEC.
7108 * config/mips/linux-common.h: New file.
7110 2012-04-24 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7113 * config/rs6000/rs6000-c.c (fully_fold_convert): New function.
7114 (altivec_build_resolved_builtin): Call fully_fold_convert.
7116 2012-04-24 Georg-Johann Lay <avr@gjlay.de>
7119 * config/avr/avr.h (HARD_REGNO_CALL_PART_CLOBBERED): New hook define.
7121 2012-04-24 Richard Guenther <rguenther@suse.de>
7123 PR tree-optimization/53085
7124 * tree-ssa-pre.c (eliminate): Do not eliminate volatile redundant
7127 2012-04-24 Richard Guenther <rguenther@suse.de>
7129 * tree-if-conv.c (main_tree_if_conversion): Move bb under
7132 2012-04-24 Jim Meyering <meyering@redhat.com>
7134 * genattrtab.c (gen_attr): Avoid NULL-deref after diagnosing
7135 absence of an define_enum call.
7137 2012-04-24 Richard Guenther <rguenther@suse.de>
7139 * tree-vect-loop-manip.c (vect_do_peeling_for_loop_bound): If
7140 the epilogue loop is not re-used as unvectorized version
7141 record the its maximum number of iterations.
7143 2012-04-24 Andrew Pinski <apinski@cavium.com>
7145 * tree-ssa-forwprop.c (simplify_bitwise_binary):
7146 Don't directly use def1/def2.
7148 2012-04-24 Richard Guenther <rguenther@suse.de>
7150 PR tree-optimization/53098
7151 * tree-vect-loop.c (vect_analyze_loop_operations): Fixup
7154 2012-04-24 Andrew Pinski <apinski@cavium.com>
7157 * tree-ssa-forwprop.c (defcodefor_name): New function.
7158 (simplify_bitwise_binary): Use defcodefor_name instead of manually
7159 Simplify "( X | Y) & X" to X and "( X & Y) | X" to X.
7160 Simplify "(~X | Y) & X" to "X & Y" and
7161 "(~X & Y) | X" to "X | Y".
7163 2012-04-24 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7165 * recog.c (insn_invalid_p): Add IN_GROUP parameter and use
7166 validate_change to add clobbers if IN_GROUP is nonzero.
7167 (verify_changes): Call insn_invalid_p with IN_GROUP set to true.
7168 * recog.h (insn_invalid_p): Add IN_GROUP parameter to function
7170 * gcse.c (process_insert_insn): Call insn_invalid_p with IN_GROUP
7172 * config/s390/s390.c (insn_invalid_p): Likewise.
7174 2012-04-24 Jakub Jelinek <jakub@redhat.com>
7177 * varasm.c (compute_reloc_for_constant): Handle ADDR_EXPR of MEM_REF.
7178 (output_addressed_constants): Likewise.
7181 * varasm.c (get_section): Don't ICE for section conflicts with
7182 built-in section kinds.
7184 2012-04-23 DJ Delorie <dj@redhat.com>
7186 * config/s390/s390.h (LINK_SPEC): Remove, no longer needed.
7187 (LIBSTDCXX): Change to CPP2.
7189 2012-04-23 H.J. Lu <hongjiu.lu@intel.com>
7192 * opth-gen.awk: Check if MASK_ and TARGET_ macros are defined for
7195 2012-04-23 Uros Bizjak <ubizjak@gmail.com>
7197 * config/i386/i386.md (*add<mode>_2): Add r/r/0 alternative.
7198 (*addsi_2_zext): Ditto.
7199 (*add<mode>_3): Ditto.
7200 (*addsi_3_zext): Ditto.
7201 (*add<mode>_5): Ditto.
7203 2012-04-23 Andrew Pinski <apinski@cavium.com>
7205 * tree-ssa-forwprop.c (simplify_bitwise_binary): Simplify (A & B) OP0
7206 (C & B) to (A OP0) & B.
7208 2012-04-23 Martin Jambor <mjambor@suse.cz>
7210 * expr.c (expand_expr_real_1): Remove setting parent's alias set for
7211 temporaries created for a bitfield (reverting revision 122014).
7213 2012-04-23 Richard Guenther <rguenther@suse.de>
7215 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Gimplify
7216 the condition using is_gimple_condexpr and avoid the not necessary
7218 (set_prologue_iterations): Likewise.
7219 (vect_loop_versioning): Likewise.
7221 2012-04-23 Richard Guenther <rguenther@suse.de>
7223 PR tree-optimization/53070
7224 * tree-if-conv.c (combine_blocks): Free predicates in all blocks.
7225 (main_tree_if_conversion): Verify we succeeded in that.
7227 2012-04-23 Jan Hubicka <jh@suse.cz>
7229 * lto-symtab.c (lto_cgraph_replace_node): Do not call
7230 mark_reahcable_node.
7231 * cgraph.c (cgraph_remove_node): Do not clear reachable.
7232 (cgraph_mark_reachable_node): Remove.
7233 (cgraph_mark_force_output_node): Do not set reachable.
7234 (dump_cgraph_node): Do not dump reachable.
7235 (cgraph_create_virtual_clone): Do not set reachable.
7236 * cgraph.h (cgraph_node): Remove reachable flag.
7237 (varpool_node): Remove reachable flag.
7238 (cgraph_mark_if_needed): Remove.
7239 (cgraph_mark_reachable_node): Remove.
7240 * tree-emutls.c (ipa_lower_emutls): Do not check reachable.
7241 * cgraphunit.c (cgraph_finalize_function): Do not mark node as
7243 (cgraph_add_new_function): Likewise.
7244 (cgraph_mark_if_needed): Remove.
7245 (cgraph_analyze_function): Do not set target as reachable.
7246 (process_function_and_variable_attributes): Do not care about
7248 (cgraph_analyze_functions): Do not set reachable flags.
7249 (cgraph_mark_functions_to_output): Do not check reachability.
7250 (cgraph_copy_node_for_versioning): Do not set reachable flag.
7251 (dbxout_expand_expr): Update.
7252 * c-decl.c (merge_decls): Do not track changed externs.
7253 * ipa.c: Include pointer-set.h
7254 (enqueue_cgraph_node): Use reachable pointer set.
7255 (process_references): Likewise.
7256 (cgraph_remove_unreachable_nodes): Likewise.
7257 (whole_program_function_and_variable_visibility): Do not recompute
7259 * trans-mem.c (ipa_tm_execute): Do not check reachable flag.
7261 2012-04-23 Georg-Johann Lay <avr@gjlay.de>
7263 * doc/extend.texi (AVR Named Address Spaces): Fix typos.
7265 2012-04-23 Richard Guenther <rguenther@suse.de>
7268 * c-typeck.c (build_binary_op): Fix typo.
7270 2012-04-23 Jakub Jelinek <jakub@redhat.com>
7272 PR tree-optimizations/52891
7273 * tree-vect-patterns.c (adjust_bool_pattern): Use
7274 build_nonstandard_type even if rhs1 has unsigned INTEGER_TYPE,
7275 but with non-standard precision.
7277 2012-04-22 Jan Hubicka <jh@suse.cz>
7279 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Bail out at NULL
7282 2012-04-22 Jan Hubicka <jh@suse.cz>
7284 * lto-symtab.c (lto_varpool_replace_node): Do not merge needed flags.
7285 * cgraphbuild.c (record_reference, record_type_list, mark_address,
7286 mark_load, mark_store): Do not mark varpool nodes as needed.
7287 * cgraph.c (cgraph_new_nodes): Remove.
7288 (cgraph_create_function_alias): Do not mark nodes as reachable.
7289 (cgraph_add_thunk): Likewise.
7290 (cgraph_mark_reachable_node): Do not manage the queue.
7291 * cgraph.h (cgraph_node): Remove next_needed.
7292 (varpool_nodes_queue): Remove next_needed and prev_needed.
7293 (x_cgraph_nodes_queue, x_cgraph_nodes_queue, cgraph_new_nodes): Remove.
7294 (cgraph_new_nodes): Declare.
7295 (x_varpool_nodes_queue, varpool_nodes_queue); Remove.
7296 (varpool_analyze_pending_decls): Remove.
7297 (varpool_analyze_node): New.
7298 (varpool_mark_needed_node): Remove.
7299 (varpool_first_variable, varpool_next_variable): New inlines.
7300 (varpool_first_static_initializer, varpool_next_static_initializer):
7302 (FOR_EACH_STATIC_VARIABLE): Remove unused walker.
7303 (varpool_first_defined_variable): New inline.
7304 (varpool_next_defined_variable): New inline
7305 (FOR_EACH_VARIABLE): Reimplement.
7306 (FOR_EACH_DEFINED_VARIABLE): Reimplement.
7307 * toplev.c (wrapup_global_declaration_2): Use analyzed instead of
7309 * cgraphunit.c (cgraph_new_nodes): Declare here.
7310 (enqueue_node): New function.
7311 (cgraph_process_new_functions): update for new
7312 node set; when constructing cgraph enqueue node for processing.
7313 (cgraph_add_new_function): Use new node set.
7314 (process_function_and_variable_attributes): Do not set varpool needed
7316 (referred_to_p): New function.
7317 (varpool_finalize_decl): Move here from varpool.c; enqueue needed node
7318 when varpool is in construction.
7319 (cgraph_analyze_functions): Rewrite.
7320 (cgraph_expand_all_functions): Update.
7321 (cgraph_output_in_order): Do not analyze pending decls; do not set
7323 (cgraph_optimize): Do not analyze pending decls.
7324 * lto-cgraph.c (input_varpool_node): Clear analyzed flag for objects
7325 in other partition; do not mark node as needed.
7326 * dwarf2out.c (reference_to_unused): Use analyzed flag.
7327 (premark_types_used_by_global_vars_helper): Likewise.
7328 * ipa.c (process_references): Do not call varpool_mark_needed_node.
7329 (cgraph_remove_unreachable_nodes): Do not rely on varpool and
7331 (function_and_variable_visibility): Do not mark node as needed.
7332 (whole_program_function_and_variable_visibility): Likewise.
7333 * Makefile.in (gt-varpool.h): No longer needed.
7334 * passes.c (execute_one_pass, execute_ipa_pass_list): Update.
7335 (ipa_write_summaries): Do not use needed flag.
7336 * varpool.c: Do not include gt-varpool.h
7337 (x_varpool_nodes_queue, x_varpool_last_needed_node,
7338 x_varpool_last_needed_node, x_varpool_first_unanalyzed_node,
7339 x_varpool_first_unanalyzed_node, varpool_assembled_nodes_queue):
7341 (varpool_remove_node): Do not update the lists.
7342 (dump_varpool_node): Do not dump needed flag.
7343 (varpool_enqueue_needed_node): Remove.
7344 (varpool_mark_needed_node): Remove.
7345 (varpool_reset_queue): Remove.
7346 (varpool_finalize_decl): Move to cgraphunit.c
7347 (varpool_analyze_node): New functions based on former
7348 varpool_analyze_pending_decls.
7349 (varpool_analyze_pending_decls): Remove.
7350 (varpool_assemble_decl): Do not update the lists.
7351 (enqueue_node): New function.
7352 (varpool_remove_unreferenced_decls): Rewrite.
7353 (varpool_empty_needed_queue): Remove.
7354 (add_new_static_var): Do not mark node as needed.
7355 (varpool_create_variable_alias): Handle expansion state
7357 * except.c (output_ttype): Do not mark node as needed.
7358 * varasm.c (mark_decl_referenced): Do not use mark_needed_node.
7359 * tree-profile.c (init_ic_make_global_vars, init_ic_make_global_vars):
7361 * tree-switch-conversion.c (build_one_array): Likewise.
7363 2012-04-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
7366 * doc/invoke.texi (pedantic): Rename to Wpedantic.
7367 * common.opt (Wpedantic): New.
7368 (pedantic): Alias Wpedantic.
7369 * diagnostic.c (warning_at): Likewise.
7370 * c-decl.c (diagnose_mismatched_decls): Likewise.
7371 (build_array_declarator): Likewise.
7372 (mark_forward_parm_decls):
7373 (check_bitfield_type_and_width): Likewise.
7374 (grokdeclarator): Likewise.
7375 (grokfield): Likewise.
7376 (finish_struct): Likewise.
7377 (build_enumerator): Likewise.
7378 (store_parm_decls_oldstyle): Likewise.
7379 (declspecs_add_qual): Likewise.
7380 (declspecs_add_type): Likewise.
7381 (finish_declspecs): Likewise.
7382 * c-typeck.c (composite_type): Likewise.
7383 (comp_target_types): Likewise.
7384 (build_array_ref): Likewise.
7385 (pointer_diff): Likewise.
7386 (build_unary_op): Likewise.
7387 (build_conditional_expr): Likewise.
7388 (build_c_cast): Likewise.
7389 (convert_for_assignment): Likewise.
7390 (maybe_warn_string_init): Likewise.
7391 (digest_init): Likewise.
7392 (pop_init_level): Likewise.
7393 (set_init_index): Likewise.
7394 (c_finish_goto_label): Likewise.
7395 (c_finish_return): Likewise.
7396 (do_case): Likewise.
7397 (build_binary_op): Likewise.
7398 * c-parser.c (static): Likewise.
7399 (c_parser_external_declaration): Likewise.
7400 (c_parser_declaration_or_fndef): Likewise.
7401 (c_parser_static_assert_declaration_no_se): Likewise.
7402 (c_parser_enum_specifier): Likewise.
7403 (c_parser_struct_or_union_specifier): Likewise.
7404 (c_parser_struct_declaration): Likewise.
7405 (c_parser_alignas_specifier): Likewise.
7406 (c_parser_braced_init): Likewise.
7407 (c_parser_initelt): Likewise.
7408 (c_parser_compound_statement_nostart): Likewise.
7409 (c_parser_conditional_expression): Likewise.
7410 (c_parser_alignof_expression): Likewise.
7411 (c_parser_postfix_expression): Likewise.
7412 (c_parser_postfix_expression_after_paren_): Likewise.
7413 (c_parser_objc_class_instance_variables): Likewise.
7414 (c_parser_objc_method_definition): Likewise.
7415 (c_parser_objc_methodprotolist): Likewise.
7417 2012-04-22 Ian Lance Taylor <iant@google.com>
7419 * godump.c (go_output_typedef): Dump size of structs.
7421 2012-04-22 Razya Ladelsky <razya@il.ibm.com>
7423 Correcting transform_to_exit_first_loop + fix to PR46886
7424 * tree-parloops.c (transform_to_exit_first_loop): Remove
7425 setting of number of iterations according to the loop pattern.
7426 Duplicate from entry to exit->src instead of loop->latch.
7427 (pallelize_loops): Remove the condition preventing do-while loops.
7428 * tree-cfg.c (bool bb_in_region_p): New.
7429 (gimple_duplicate_sese_tail): Adjust duplication of the the subloops.
7430 Adjust redirection of the duplicated iteration.
7432 2012-04-21 Richard Sandiford <rdsandiford@googlemail.com>
7435 * rtl.def (ADDRESS): Use "i" rather than "w".
7436 * rtl.h (find_base_term): Delete.
7437 (may_be_sp_based_p): Declare.
7438 * rtl.c (rtx_code_size): Remove ADDRESS special case.
7439 * alias.h (UNIQUE_BASE_VALUE_SP, UNIQUE_BASE_VALUE_ARGP)
7440 (UNIQUE_BASE_VALUE_FP, UNIQUE_BASE_VALUE_HFP): Move to...
7442 (find_base_term): Make static.
7443 (may_be_sp_based_p): New function.
7444 * dse.c (record_store): Use it.
7445 * store-motion.c (store_killed_in_insn): Likewise.
7447 2012-04-21 Richard Sandiford <rdsandiford@googlemail.com>
7449 * fold-const.c (fold_checksum_tree): Fix VECTOR_CST case.
7451 2012-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
7454 * c-typeck.c (inform_declaration): New.
7455 (build_function_call_vec): Do not pretty-print
7456 expressions when caret is enabled.
7457 (convert_arguments): Use inform_declaration.
7459 2012-04-20 Jim Meyering <meyering@redhat.com>
7461 * genmodes.c (make_complex_modes): Don't truncate a mode name of
7462 length 7 or more when prepending a "C". Suggested by Richard Guenther.
7464 2012-04-20 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7466 PR rtl-optimization/44214
7467 * fold-const.c (exact_inverse): New function.
7468 (fold_binary_loc): Fold vector and complex division by constant into
7469 multiply by recripocal with flag_reciprocal_math; fold vector division
7470 by constant into multiply by reciprocal with exact inverse.
7472 2012-04-20 Jan Hubicka <jh@suse.cz>
7474 * lto-symtab.c (lto_cgraph_replace_node): Merge needed instead of
7476 * cgraph.c (cgraph_add_thunk): Use mark_reachable_node.
7477 (cgraph_remove_node): Update.
7478 (cgraph_mark_needed_node): Remove.
7479 (cgraph_mark_force_output_node): New.
7480 (dump_cgraph_node): Do not dump needed flag.
7481 (cgraph_node_cannot_be_local_p_1): Update.
7482 (cgraph_can_remove_if_no_direct_calls_and_refs): Update.
7483 * cgraph.h (symtab_node_base): Add force_output flag.
7484 (cgraph_node): Remove needed flag.
7485 (varpool_node): Remove force_output flag.
7486 (cgraph_mark_needed_node): Remove.
7487 (cgraph_mark_force_output_node): New.
7488 (cgraph_only_called_directly_or_aliased_p,
7489 varpool_can_remove_if_no_refs, varpool_all_refs_explicit_p): Update.
7490 * ipa-cp.c (ipcp_generate_summary): Remove out of date assert.
7491 * cgraphunit.c (cgraph_decide_is_function_needed): rewrite.
7492 (cgraph_add_new_function): Update.
7493 (cgraph_mark_if_needed): Update.
7494 (verify_cgraph_node): Update.
7495 (cgraph_analyze_function): Alias target is reachable.
7496 (process_function_and_variable_attributes): Update: externally_visible
7497 flag makes function reachable.
7498 (cgraph_analyze_functions): Update dumping.
7499 * lto-cgraph.c (lto_output_node, lto_output_varpool_node,
7500 input_overwrite_node, input_varpool_node): Update streaming.
7501 * lto-streamer-out.c (produce_symtab): Use force_output.
7502 * ipa.c (process_references): Weakrefs must be processed.
7503 (cgraph_remove_unreachable_nodes): Likewise; update for new
7505 (varpool_externally_visible_p): Weakrefs are externally visible
7506 even if they are not.
7507 (function_and_variable_visibility): Update; when processing alias
7508 pair force the targets to be output.
7509 (whole_program_function_and_variable_visility): Use
7510 mark_reachable_node.
7511 * trans-mem.c (ipa_tm_mark_needed_node): Remove
7512 (ipa_tm_mark_force_output_node): New function.
7513 (ipa_tm_create_version_alias, ipa_tm_create_version): Update.
7514 * gimple-fold.c (can_refer_decl_in_current_unit_p): Be lax about
7516 * varasm.c (mark_decl_referenced): Update.
7517 (find_decl_and_mark_needed): Remove.
7518 (find_decl): New function.
7519 (weak_finish, finish_aliases_1, assemble_alias): Update; do not mark
7520 alias targets as needed.
7521 (dump_tm_clone_pairs): Update.
7522 * tree-inline.c (copy_bb): Update check.
7523 * symtab.c (dump_symtab_base): Dump force_output.
7524 * tree-ssa-structalias.c (ipa_pta_execute): Use force_output.
7525 * passes.c (execute_todo): Fix dumping.
7526 * varpool.c (decide_is_variable_needed, varpool_finalize_decl): Update.
7527 (varpool_analyze_pending_decls): Alias target is reachable.
7528 (varpool_create_variable_alias): Finalize weakrefs.
7530 2012-04-20 Jakub Jelinek <jakub@redhat.com>
7533 * alias.h (UNIQUE_BASE_VALUE_SP, UNIQUE_BASE_VALUE_ARGP,
7534 UNIQUE_BASE_VALUE_FP, UNIQUE_BASE_VALUE_HFP): Define.
7535 * alias.c (init_alias_targets): Use UNIQUE_BASE_VALUE_*
7536 macros instead of constants.
7537 * dse.c (record_store): Check for SP ADDRESS by comparing
7538 XWINT to UNIQUE_BASE_VALUE_SP instead of expecting
7539 XEXP to be stack_pointer_rtx.
7541 2012-04-20 Richard Guenther <rguenther@suse.de>
7543 * tree-ssa-copy.c (propagate_tree_value_into_stmt): Use
7544 update_call_from_tree when propagating into a call.
7546 2012-04-20 Alan Modra <amodra@gmail.com>
7548 * config/rs6000/rs6000.c (rs6000_emit_savres_rtx): Formatting.
7549 (rs6000_emit_prologue, rs6000_emit_epilogue): Likewise. Rename
7550 sp_offset to frame_off. Move world save code earlier.
7552 2012-04-20 Richard Guenther <rguenther@suse.de>
7554 PR tree-optimization/53050
7555 * tree-ssa-forwprop.c (ssa_forward_propagate_and_combine):
7556 Do only one transform on COND_EXPRs at the same time.
7558 2012-04-19 Jan Hubicka <jh@suse.cz>
7560 * symtab.c (dump_symtab_base): Revert accidental checkin.
7562 2012-04-20 Alan Modra <amodra@gmail.com>
7565 * config/rs6000/rs6000.c (rs6000_savres_strategy): When using
7566 static chain, set REST_INLINE_FPRS too.
7568 2012-04-20 Thomas Schwinge <thomas@codesourcery.com>
7570 * tree-dump.c (dequeue_and_dump) <BIT_FIELD_REF>: Dump the three child
7573 2012-04-20 Richard Guenther <rguenther@suse.de>
7575 * tree-vect-loop.c (vect_analyze_loop_operations): Do not vectorize
7576 loops that can never run more often than the vectorization factor.
7578 2012-04-19 Jan Hubicka <jh@suse.cz>
7580 * symtab.c (dump_symtab_base): Fix dumping of asm lists.
7582 2012-04-19 David Edelsohn <dje.gcc@gmail.com>
7584 * config/rs6000/sync.md (fetchop_name): Change ior attribute to "or".
7586 2012-04-19 Jim Meyering <meyering@redhat.com>
7588 * genmodes.c (make_complex_modes): Avoid unnecessary use of strncpy.
7589 We verified above that the string(including trailing NUL) fits in buf,
7592 2012-04-19 Richard Guenther <rguenther@suse.de>
7594 * symtab.c (dump_symtab_base): Use TREE_STRING_POINTER
7595 for dumping DECL_SECTION_NAME.
7597 2012-04-19 Michael Matz <matz@suse.de>
7600 * tree.h (VECTOR_CST_NELTS): Use part number of types again.
7601 (struct tree_vector): Adjust GTY length.
7602 * tree.c (make_vector_stat): Don't set VECTOR_CST_NELTS.
7604 * gengtype.c (struct walk_type_data): Add in_record_p and loopcounter
7606 (walk_type, <TYPE_POINTER, TYPE_ARRAY>): Handle case where our
7607 caller emitted the length calulation already.
7608 (walk_type, <TYPE_UNION, TYPE_STRUCT>): Emit length calculations
7609 before handling any of the fields for structs.
7611 2012-04-19 Richard Guenther <rguenther@suse.de>
7613 PR tree-optimization/53031
7614 * tree-vrp.c (adjust_range_with_scev): Revert back to
7615 using max_loop_iterations.
7617 2012-04-19 Michael Matz <matz@suse.de>
7619 * diagnostic.c (emit_diagnostic): Move va_end call after user
7621 (warning, warning_at, pedwarn, permerror): Ditto.
7623 2012-04-19 Richard Guenther <rguenther@suse.de>
7625 * ira-int.h (ira_allocno_object_iter_cond): Avoid out-of-bound
7628 2012-04-19 Georg-Johann Lay <avr@gjlay.de>
7631 * config/avr/avr.c (avr_out_load_psi): Fix assembler template for
7632 the case *(X+const).
7634 2012-04-19 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
7636 * config/arm/sync.md (sync_optab): Change ior attribute to "or".
7638 2012-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
7641 * stmt.c (warn_if_unused_value): Skip NOP_EXPR.
7642 * convert.c (convert_to_integer): Don't set TREE_NO_WARNING.
7644 2012-04-19 Richard Guenther <rguenther@suse.de>
7646 PR rtl-optimization/44688
7647 * loop-iv.c (determine_max_iter): Only return max_iter.
7648 (iv_number_of_iterations): Also use the recorded loop bound
7649 on the maximum number of iterations.
7650 * loop-unroll.c (decide_unroll_runtime_iterations): Use
7651 max_iter to avoid unrolling loops that do not roll.
7652 (decide_unroll_stupid): Likewise.
7654 2012-04-18 Steven Bosscher <steven@gcc.gnu.org>
7656 * targhooks.c (default_case_values_threshold): Fix code style nit.
7658 * stmt.c (add_case_node, expand_case): Move logic to remove/reduce
7659 case range and type folding from here...
7660 * gimplify.c (gimplify_switch_expr): ... to here. Expect NULL_TREE
7661 type, as documented in tree.def.
7663 2012-04-18 Jan Hubicka <jh@suse.cz>
7665 * cgraph.h (verify_symtab, verify_symtab_node, verify_symtab_base):
7667 * cgraphunit.c (verify_cgraph_node): Verify symtab base; do not verify
7668 cgraph hash and same comdat groups.
7669 (cgraph_optimize): Verify symbol table.
7670 * ipa.c (cgraph_remove_unreachable_nodes): Verify symbol table.
7671 (dissolve_same_comdat_group_list): Work on symtab nodes.
7672 (function_and_variable_visibility): Dissolve variable same comdat group
7674 * symtab.c: Include timevar.h
7675 (verify_symtab_base, verify_symtab_node, verify_symtab): New functions.
7677 2012-04-18 Steven Bosscher <steven@gcc.gnu.org>
7679 * tree-switch-conversion.c (info): Remove global pass info.
7680 (check_range, check_process_case, check_final_bb, create_temp_arrays,
7681 free_temp_arrays, gather_default_values, build_constructors,
7682 array_value_type, build_one_array, build_arrays, gen_def_assigns,
7683 fix_phi_nodes, gen_inbound_check): Pass info around from ...
7684 (process_switch): ... here. Unify message format. Return a const
7685 char pointer to the failure reason message.
7686 (do_switchconv): Unify message format. Update process_switch usage.
7688 * tree.def (CASE_LABEL_EXPR): Fix documentation, mention all operands.
7689 * tree-cfg.c (edge_to_cases): Fix documentation.
7691 2012-04-18 Uros Bizjak <ubizjak@gmail.com>
7693 * config/alpha/sync.md (fetchop_name): Change ior attribute to "or".
7695 2012-04-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7697 PR tree-optimization/52976
7698 * tree-ssa-reassoc.c (add_to_ops_vec_max_rank): Delete.
7699 (possibly_move_powi): New function.
7700 (rewrite_expr_tree): Call possibly_move_powi.
7701 (rewrite_expr_tree_parallel): Likewise.
7702 (attempt_builtin_powi): Change call of add_to_ops_vec_max_rank to
7703 call add_to_ops_vec instead.
7705 2012-04-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7707 PR tree-optimization/52976
7708 * tree-ssa-reassoc.c (stmt_is_power_of_op): New function.
7709 (decrement_power): Likewise.
7710 (propagate_op_to_single_use): Likewise.
7711 (zero_one_operation): Handle __builtin_pow* calls in linearized
7712 expression trees; factor logic into propagate_op_to_single_use.
7713 (undistribute_ops_list): Allow operands with repeat counts > 1.
7715 2012-04-18 Richard Guenther <rguenther@suse.de>
7717 PR tree-optimization/44688
7718 * cfgloop.h (record_niter_bound): Declare.
7719 * tree-ssa-loop-niter.c (record_niter_bound): Export.
7720 Update the estimation with the upper bound here...
7721 (estimate_numbers_of_iterations_loop): ... instead of here.
7722 Do not forcefully reset a recorded upper bound.
7723 * tree-vect-loop-manip.c (vect_do_peeling_for_alignment):
7724 Record the maximum number of loop iterations of the prologue loop.
7726 2012-04-18 Jan Hubicka <jh@suse.cz>
7728 * lto-symtab.c (lto_cgraph_replace_node): Update.
7729 * cgraphbuild.c (record_reference, record_type_list,
7730 record_eh_tables, mark_address, mark_load, mark_store): Update.
7731 * cgraph.c (cgraph_same_body_alias, dump_cgraph_node,
7732 cgraph_create_virtual_clone, cgraph_for_node_thunks_and_aliases):
7734 * cgraph.h (symtab_node_def, symtab_node, const_symtab_node): Remove.
7735 (cgraph_alias_aliased_node, varpool_alias_aliased_node): Update.
7736 * reload.c: Fix typo in comment.
7737 * rtlanal.c: Likewise.
7738 * tree-emultls.c (gen_emutls_addr): Update.
7739 * ipa-reference.c (analyze_function): Update.
7740 * cgraphunit.c (cgraph_analyze_function,
7741 cgraph_process_same_body_aliases, assemble_thunks_and_aliases):
7743 * ipa-ref.c (ipa_record_reference): Reorg to avoid reference types.
7744 (ipa_remove_reference): Likewise.
7745 (ipa_remove_all_refering): Rename to ...
7746 (ipa_remove_all_referring): ... this one; update.
7747 (ipa_dump_references): Update.
7748 (ipa_dump_referring): Update.
7749 (ipa_clone_references): Update.
7750 (ipa_clone_refering): Rename to ...
7751 (ipa_clone_referring): ... this one; update.
7752 (ipa_ref_cannot_lead_to_return): Update.
7753 (ipa_ref_has_aliases_p): Update.
7754 * ipa-ref.h (symtab_node_def, symtab_node, const_symtab_node): New
7756 (ipa_ref_type): Remove.
7757 (ipa_ref_ptr_u): Remove.
7758 (ipa_ref): Remove referencing, refered, refered_index, refering_type
7759 and refered_type; add referring, referred and referred_index.
7760 (ipa_ref_list): Rename refering to referring.
7761 (ipa_record_reference, ipa_remove_all_referring, ipa_dump_referring,
7762 ipa_clone_references, ipa_clone_referring): Update prototypes.
7763 * lto-cgraph.c (referenced_from_other_partition_p): Update.
7764 (lto_output_ref): Update.
7765 (add_references): Update.
7766 (input_varpool_node): Update.
7767 (input_refs): Update.
7768 * ipa-ref-inline.h (ipa_ref_node): Update.
7769 (ipa_ref_varpool_node): Update.
7770 (ipa_ref_referring_node): Update.
7771 (ipa_ref_referring_varpool_node): Update.
7772 (ipa_ref_referring_ref_list): Update.
7773 (ipa_ref_referred_ref_list): Update.
7774 (ipa_ref_list_first_referring): Update.
7775 (ipa_empty_ref_list): Update.
7776 (ipa_ref_list_refering_iterate): Rename to ...
7777 (ipa_ref_list_referring_iterate): ... this one.
7778 * cse.c: Update comment.
7779 * ipa-utils.c (ipa_reverse_postorder): Update.
7780 * tree-ssa-alias.c: Update.
7781 * ipa-inline.c (reset_edge_caches): Update.
7782 (update_caller_keys): Update.
7783 * ipa-inline.h: Update comments.
7784 * jump.c: Update comment.
7785 * alias.c: Likewise.
7786 * ipa.c (process_references): Update.
7787 (cgraph_remove_unreachable_nodes): Likewise.
7788 (ipa_discover_readonly_nonaddressable_var): Likewise.
7789 (cgraph_address_taken_from_non_vtable_p): Likewise.
7790 * trans-mem.c (ipa_tm_execute): Update.
7791 * simplify-rtx.c: Fix comment.
7792 * rtl.c: Fix comment.
7793 * symtab.c (symtab_unregister_node): Update.
7794 * varpool.c (dump_varpool_node): Update.
7795 (varpool_analyze_pending_decls): Update.
7796 (assemble_aliases): Update.
7797 (varpool_for_node_and_aliases): Update.
7799 2012-04-18 Richard Guenther <rguenther@suse.de>
7801 * cfgloop.h (estimate_numbers_of_iterations_loop): Remove
7802 use_undefined_p parameter.
7803 * tree-flow.h (estimate_numbers_of_iterations): Likewise.
7804 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop):
7806 (estimate_numbers_of_iterations): Likewise.
7807 (estimated_loop_iterations): Adjust.
7808 (max_loop_iterations): Likewise.
7809 (scev_probably_wraps_p): Likewise.
7810 * tree-ssa-loop.c (tree_ssa_loop_bounds): Likewise.
7811 * tree-vrp.c (adjust_range_with_scev): Use max_stmt_executions,
7812 not max_loop_iterations.
7813 (execute_vrp): Remove explicit number of iterations estimation.
7815 2012-04-18 Enkovich Ilya <ilya.enkovich@intel.com>
7817 * config/i386/linux-common.h: New.
7819 * config.gcc: Add i386/linux-common.h before
7820 all i386/linux.h and i386/linux64.h usages.
7822 * config/i386/gnu-user.h (GNU_USER_TARGET_LINK_SPEC): New.
7823 (LINK_SPEC): Use GNU_USER_TARGET_LINK_SPEC.
7824 * config/i386/gnu-user64.h: Likewise.
7826 * config/i386/gnu-user.common.h (GNU_USER_TARGET_CC1_SPEC): New.
7827 (CC1_SPEC): Use GNU_USER_TARGET_CC1_SPEC.
7828 (GNU_USER_TARGET_MATHFILE_SPEC): New.
7829 (ENDFILE_SPEC): Use GNU_USER_TARGET_MATHFILE_SPEC.
7831 2012-04-18 Jan Hubicka <jh@suse.cz>
7833 * cgraph.c (cgraph_node_name): Remove.
7834 (dump_cgraph_node): Use dump_symtab_base; reformat.
7835 * cgraph.h (symtab_node_asm_name, symtab_node_name, dump_symtab,
7836 debug_symtab, dump_symtab_node, debug_symtab_node, dump_symtab_base):
7838 (cgraph_node_name, varpool_node_name): Remove.
7839 (cgraph_node_asm_name, varpool_node_asm_name,
7840 cgraph_node_name, varpool_node_name): New.
7841 * tree-pass.h (TODO_dump_cgraph): Rename to ...
7842 (TODO_dump_symtab): ... this one.
7843 * ipa-cp (pass_ipa_cp): Update.
7844 * ia-reference.c (generate_summary, read_write_all_from_decl,
7845 propagate, ipa_reference_read_optimization_summary): Update.
7846 * cgraphunit.c (cgraph_analyze_functions): Update.
7847 (cgraph_optimize): Update.
7848 * ipa-ref.c (ipa_dump_references): Update.
7849 (ipa_dump_refering): Update.
7850 * ipa-inline.c (pass_ipa_inline): Update.
7851 * matrix-reorg.c (pass_ipa_matrix_reorg): Update.
7852 * ipa.c (pass_ipa_function_visibility,
7853 pass_ipa_whole_program_visibility): Update.
7854 * tree-sra.c (pass_early_ipa_sra): Update.
7855 * symtab.c: Include langhooks.h
7856 (symtab_node_asm_name): New.
7857 (symtab_node_name): New.
7858 (symtab_type_names): New static var.
7859 (dump_symtab_base): New.
7860 (dump_symtab_node, dump_symtab): New.
7861 (debug_symtab_node, debug_symtab): New.
7862 * tree-ssa-structalias.c: Dump symbol table.
7863 * pases.c (execute_todo): Handle TODO_dump_symtab instead
7864 of TODO_dump_cgraph.
7865 * varpoo.c (varpool_node_name): Remove.
7866 (dump_varpool_node): Use dump_symtab_base; reformat.
7868 2012-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
7870 * doc/invoke.texi (Language Independent Options): @item should be
7873 2012-04-17 Richard Sandiford <rdsandiford@googlemail.com>
7876 * rtl.c (rtx_code_size): Handle ADDRESS.
7878 2012-04-17 Tom de Vries <tom@codesourcery.com>
7880 * tree-iterator.c (append_to_statement_list_1): Handle case that *list_p
7883 2012-04-17 Uros Bizjak <ubizjak@gmail.com>
7886 * config/i386/sync.md (atomic_<code><mode>): Rename to
7887 atomic_<logic><mode>.
7889 2012-04-17 Richard Sandiford <rdsandiford@googlemail.com>
7891 * rtl.def (ADDRESS): Turn operand into a HOST_WIDE_INT.
7892 * alias.c (reg_base_value): Expand and update comment.
7893 (arg_base_value): New variable.
7894 (unique_id): Move up file.
7895 (unique_base_value, unique_base_value_p, known_base_value_p): New.
7896 (find_base_value): Use arg_base_value and known_base_value_p.
7897 (record_set): Document REG_NOALIAS handling. Use unique_base_value.
7898 (find_base_term): Use known_base_value_p.
7899 (base_alias_check): Use unique_base_value_p.
7900 (init_alias_target): Initialize arg_base_value. Use unique_base_value.
7901 (init_alias_analysis): Use 1 as the first id for REG_NOALIAS bases.
7903 2012-04-17 Pat Haugen <pthaugen@us.ibm.com>
7905 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Remove DImode.
7907 2012-04-17 Michael Matz <matz@suse.de>
7909 PR tree-optimization/18437
7910 * tree-vectorizer.h (_stmt_vec_info.stride_load_p): New member.
7911 (STMT_VINFO_STRIDE_LOAD_P): New accessor.
7912 (vect_check_strided_load): Declare.
7913 * tree-vect-data-refs.c (vect_check_strided_load): New function.
7914 (vect_analyze_data_refs): Use it to accept strided loads.
7915 * tree-vect-stmts.c (vectorizable_load): Ditto and handle them.
7917 2012-04-17 Richard Guenther <rguenther@suse.de>
7920 * tree-eh.c (cleanup_empty_eh_merge_phis): Properly discard
7921 loops when redirecting an entry or latch edge.
7923 2012-04-17 Bernd Schmidt <bernds@codesourcery.com>
7925 * sel-sched.c (sel_global_init): Revert previous change.
7927 2012-04-17 Richard Guenther <rguenther@suse.de>
7929 * tree-flow.h (array_at_struct_end_p): Move declaration ...
7930 * tree.h (array_at_struct_end_p): ... here.
7931 * tree-ssa-loop-niter.c (array_at_struct_end_p): Move ...
7932 * expr.c (array_at_struct_end_p): ... here. Rewrite.
7934 2012-04-17 Steven Bosscher <steven@gcc.gnu.org>
7936 * stmt.c (cost_table_, use_cost_table, cost_table_initialize,
7937 COST_TABLE): Remove.
7938 (estimate_case_costs): Remove.
7939 (expand_case): Do not call estimate_case_costs
7940 to set use_cost_table.
7941 (balance_case_nodes): Do not use use_cost_table.
7943 2012-04-16 Jan Hubicka <jh@suse.cz>
7945 * cgraph.c (cgraph_hash, assembler_name_hash): Remove.
7946 (hash_node, eq_node): Remove.
7947 (cgraph_create_node): Do not handle hashtable.
7948 (cgraph_get_node): Remove.
7949 (cgraph_insert_node_to_hashtable): Remove.
7950 (hash_node_by_assembler_name): Remove.
7951 (eq_assembler_name): Remove.
7952 (cgraph_node_for_asm): Rewrite.
7953 (cgraph_find_replacement_node): Break out from ...
7954 (cgraph_remove_node): ... here; do not maintain hashtables.
7955 (change_decl_assembler_name): Remove.
7956 (cgraph_clone_node): Do not maintain hashtables.
7957 * cgraph.h (const_symtab_node): New typedef.
7958 (cgraph_insert_node_to_hashtable): Remove.
7959 (symtab_get_node, symtab_node_for_asm,
7960 symtab_insert_node_to_hashtable): Declare.
7961 (cgraph_find_replacement_node): Declare.
7962 (cgraph_get_node, varpool_get_node): Turn into inlines.
7963 (cgraph, varpool): Work sanely on NULL pointers.
7964 (FOR_EACH_SYMBOL): New walker.
7965 * ipa-inline-transform.c (save_inline_function_body): Use
7966 symtab_insert_node_to_hashtable.
7967 * symtab.c: Include ggc.h and diagnostics.h
7968 (symtab_hash, assembler_name_hash): New static vars;
7969 (hash_node, eq_node, hash_node_by_assembler_name,
7970 eq_assembler_name, insert_to_assembler_name_hash,
7971 unlink_from_assembler_name_hash): New.
7972 (symtab_register_node): Update hashtables.
7973 (symtab_insert_node_to_hashtable): New.
7974 (symtab_unregister_node): Update hashtables.
7975 (symtab_get_node): New.
7976 (symtab_node_for_asm): New.
7977 (change_decl_assembler_name): New.
7978 * Makefile.in (symtab.o): Needs GTY.
7979 * varpool.c (varpool_hash): Remove.
7980 (hash_varpool_node, eq_varpool_node, varpool_get_node): Remove.
7981 (varpool_node): Rewrite using varpool_get_node.
7982 (varpool_remove_node): DO not maintain hashtables.
7983 (varpool_node_for_asm): Rewrite.
7985 2012-04-16 Sandra Loosemore <sandra@codesourcery.com>
7987 * doc/invoke.texi: Copy-edit to put verbs in the present tense
7988 when describing the current behavior of GCC.
7990 2012-04-16 Richard Sandiford <rdsandiford@googlemail.com>
7992 * genemit.c (gen_exp): Remove ADDRESS handling.
7993 * genoutput.c (scan_operands): Likewise.
7994 * genpeep.c (match_rtx): Likewise.
7995 * genrecog.c (add_to_sequence): Likewise.
7997 2012-04-16 David Edelsohn <dje.gcc@gmail.com>
7999 * doc/install.texi (Specific, *-ibm-aix*): Update assembler bug status.
8001 2012-04-16 Martin Jambor <mjambor@suse.cz>
8003 * tree-sra.c (build_ref_for_model): Create COMPONENT_REFs only for
8006 2012-04-16 Ulrich Weigand <ulrich.weigand@linaro.org>
8009 * config/arm/arm.c (arm_print_operand): Fix invalid alignment
8010 hints for 'A' operand types.
8012 2012-04-16 Jan Hubicka <jh@suse.cz>
8014 * cgraph.h (symtab_node_base): Add next and previous pointers.
8015 (cgraph_node): Remove next and preivous pointers.
8016 (varpool_node): Likewise; remove next/previous GTY marker;
8017 it is not type safe.
8018 (symtab_node_def): Update GTY marker
8019 (x_cgraph_nodes, cgraph_nodes): Remove.
8020 (symtab_nodes): New function.
8021 (cgraph_order): Rename to ...
8022 (symtab_order): ... this one.
8023 (symtab_register_node, symtab_unregister_node, symtab_remove_node):
8025 (x_varpool_nodes, varpool_nodes): Remove.
8026 (FOR_EACH_STATIC_VARIABLE): Update.
8027 (symtab_function_p, symtab_variable_p): New function.
8028 (FOR_EACH_VARIABLE): Update.
8029 (varpool_first_variable, varpool_next_variable): New functions.
8030 (FOR_EACH_VARIABLE): Update.
8031 (cgraph_first_defined_function): Update.
8032 (cgraph_next_defined_function, cgraph_next_defined_function): Update.
8033 (FOR_EACH_DEFINED_FUNCTION, FOR_EACH_FUNCTION): Update.
8034 (cgraph_first_function, cgraph_next_function): New.
8035 (FOR_EACH_FUNCTION): Update.
8036 (cgraph_first_function_with_gimple_body,
8037 cgraph_next_function_with_gimple_body): Update.
8038 * symtab.c: New file.
8039 * cgraph.c: Update copyright dates.
8040 (x_cgraph_nodes, cgraph_order): Remove.
8041 (NEXT_FREE_NODE): Update.
8042 (SET_NEXT_FREE_NODE): New.
8043 (cgraph_create_node_1): Remove common code.
8044 (cgraph_create_node): Remove common code; call symtab_register_node.
8045 (cgraph_remove_node): Remove common code; call symtab_unregister-node.
8046 (cgraph_add_asm_node): Update.
8047 (cgraph_clone_node): Register new node.
8048 * cgraphunit.c (process_function_and_variable_attributes): Update.
8049 (cgraph_analyze_functions): Update.
8050 (cgraph_analyze_functions): Update.
8051 (cgraph_output_in_order): Update.
8052 * lto-cgraph.c (input_node, input_varpool_node, input_cgraph_1):
8054 * ipa-inline.c (recursive_inlining): Update.
8055 * lto-streamer-in.c (lto_input_toplevel_asms): Update.
8056 * ipa.c (cgraph_remove_unreachable_nodes): Update.
8057 * Makefile.in: Add symtab.o
8058 * varpool.c (x_varpool_nodes): Remove
8059 (varpool_node): Remove common code; call symtab_register_node.
8060 (varpool_remove_node): Remove common code; call symtab_unregister_node.
8062 2012-04-16 Richard Guenther <rguenther@suse.de>
8065 * tree.h (VECTOR_CST_NELTS): Adjust.
8066 (struct tree_vector): Add explicit length field.
8067 (make_vector_stat): Declare.
8068 (make_vector): Define.
8069 * tree.c (make_vector_stat): New function.
8070 (build_vector_stat): Use it.
8071 * tree-streamer-in.c (streamer_alloc_tree): Likewise.
8073 2012-04-16 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8075 PR tree-optimization/52976
8076 * tree-ssa-reassoc.c (add_to_ops_vec_max_rank): New function.
8077 (undistribute_ops_list): Ops with repeat counts aren't eligible for
8079 (attempt_builtin_powi): Call add_to_ops_vec_max_rank.
8081 2012-04-16 Jan Hubicka <jh@suse.cz>
8083 * cgraph.h (FOR_EACH_VARIABLE, FOR_EACH_VARIABLE, FOR_EACH_FUNCTION):
8085 * lto-symtab.c (lto_symtab_merge_cgraph_nodes): Use FOR_EACH
8086 walkers to walk cgraph and varpool.
8087 * cgraph.c (cgraph_node_for_asm): Likewise.
8088 (dump_cgraph): Likewise.
8089 * value-prof.c (init_node_map): Likewise.
8090 * tree.c (free_lang_data_in_cgraph): Likewise.
8091 * tree-emutls.c: (ipa_lower_emutls): Likewise.
8092 * ipa-reference.c (generate_summary, propagate): Likewise.
8093 * cgraphunit.c (verify_cgraph, cgraph_process_same_body_aliases,
8094 cgraph_mark_functions_to_output, cgraph_output_in_order,
8095 output_weakrefs, cgraph_materialize_all_clones,
8096 cgraph_optimize): Likewise.
8097 * lto-cgraph.c (merge_profile_summaries): Likewise.
8098 (input_cgraph): Likewise.
8099 * ipa-pure-const.c (generate_summary): Likewise.
8100 (propagate): Likwise.
8101 * ipa-utils.c (ipa_reduced_postorder): Likewise.
8102 (ipa_free_postorder_info): Likewise.
8103 (ipa_reverse_postorder): Likewise.
8104 * ipa-inline.c (ipa_inline): Likewise.
8105 * matrix-reorg.c (find_matrices_decl): Likewise.
8106 (matrix_reorg): Likewise.
8107 * tree-vectorizer.c (increase_alignment): Likewise.
8108 * ipa.c (cgraph_remove_unreachable_nodes): Likewise.
8109 (function_and_variable_visibility): Likewise.
8110 (whole_program_function_and_variable_visibility): Likewise.
8111 (ipa_cdtor_merge): Likewise.
8112 * trans-mem.c (ipa_tm_execute): Likewise.
8113 * ipa-inline-analysis.c (dump_inline_summaries): Likewise.
8114 * ipa-prop.c (ipa_print_all_jump_functions): Likewise.
8115 (ipa_print_all_params): Likewise.
8116 (ipa_update_after_lto_read): Likewise.
8117 * tree-profie.c (tree_profiling): Likewise.
8118 * tree-ssa-structalias.c (ipa_pta_execute): Likewise.
8119 * passes.c (dump_passes): Likewise.
8120 (do_per_function): Likewise.
8121 (ipa_write_summaries): Likewise.
8122 * varpool.c (dump_varpool): Likewise.
8123 (varpool_node_for_asm): Likewise.
8124 (varpool_assemble_pending_decls): Likewise.
8126 2012-04-16 Richard Guenther <rguenther@suse.de>
8128 PR tree-optimization/52975
8129 * tree-if-conv.c (predicate_bbs): Do not simplify inverted
8130 condition but always mark it with TRUTH_NOT_EXPR.
8132 2012-04-16 Richard Guenther <rguenther@suse.de>
8134 PR tree-optimization/52975
8135 * tree-ssa-forwprop.c (combine_cond_exprs): New function.
8136 (ssa_forward_propagate_and_combine): Call it for COND_EXPRs
8137 and VEC_COND_EXPRs. Also combine into VEC_COND_EXPRs condition.
8138 * fold-const.c (operand_equal_p): Handle TARGET_MEM_REF.
8140 2012-04-14 Uros Bizjak <ubizjak@gmail.com>
8142 * config/i386/sse.md (ssse3_plusminus): New code iterator.
8143 (avx2_ph<plusminus_mnemonic>wv16hi3): Macroize insn from
8144 avx2_ph{add,adds,sub,subs}wv16hi3 using ssse3_plusminus code iterator.
8145 (ssse3_ph<plusminus_mnemonic>wv8hi3): Macroize insn from
8146 ssse3_ph{add,adds,sub,subs}wv8hi3 using ssse3_plusminus code iterator.
8147 (ssse3_ph<plusminus_mnemonic>wv4hi3): Macroize insn from
8148 ssse3_ph{add,adds,sub,subs}wv4hi3 using ssse3_plusminus code iterator.
8150 (avx2_ph<plusminus_mnemonic>dv8si3): Macroize insn from
8151 avx2_ph{add,adds,sub,subs}dv8si3 using plusminus code iterator.
8152 (ssse3_ph<plusminus_mnemonic>dv4si3): Macroize insn from
8153 ssse3_ph{add,adds,sub,subs}dv4si3 using plusminus code iterator.
8154 (ssse3_ph<plusminus_mnemonic>dv2si3): Macroize insn from
8155 ssse3_ph{add,adds,sub,subs}dv2si3 using plusminus code iterator.
8157 (xop_plus): New code iterator.
8158 (macs): New code attribute.
8160 (xop_p<macs><ssemodesuffix><ssemodesuffix>): Macroize insn from
8161 xop_pmacs{,s}{ww,dd} using xop_plus code iterator and VI24_128 mode
8163 (xop_p<macs>dql): Macroize insn from xop_pmacs{,s}dql using
8164 xop_plus code iterator.
8165 (xop_p<macs>dqh): Macroize insn from xop_pmacs{,s}dqh using
8166 xop_plus code iterator.
8167 (xop_p<macs>wd): Macroize insn from xop_pmacs{,s}wd using
8168 xop_plus code iterator.
8169 (xop_p<madcs>wd): Macroize insn from xop_pmadcs{,s}wd using
8170 xop_plus code iterator.
8172 (xop_phadd<u>bw): Macroize insn from xop_phadd{,u}bw usign
8173 any_extend code iterator.
8174 (xop_phadd<u>bd): Macroize insn from xop_phadd{,u}bd usign
8175 any_extend code iterator.
8176 (xop_phadd<u>bq): Macroize insn from xop_phadd{,u}bq usign
8177 any_extend code iterator.
8178 (xop_phadd<u>wd): Macroize insn from xop_phadd{,u}wd usign
8179 any_extend code iterator.
8180 (xop_phadd<u>wq): Macroize insn from xop_phadd{,u}wq usign
8181 any_extend code iterator.
8182 (xop_phadd<u>dq): Macroize insn from xop_phadd{,u}dq usign
8183 any_extend code iterator.
8185 2012-04-14 Tom de Vries <tom@codesourcery.com>
8187 * cfgcleanup.c (try_optimize_cfg): Replace call to delete_insn_chain by
8188 call to delete_insn. Remove code to reorder BASIC_BLOCK note and
8189 DELETED_LABEL note, and move it to ...
8190 * cfgrtl.c (delete_insn): ... here. Change return type to void.
8191 (delete_insn_and_edges): Likewise.
8192 (delete_insn_chain): Handle new return type of delete_insn. Delete
8193 chain backwards rather than forwards.
8194 * rtl.h (delete_insn, delete_insn_and_edges): Change return type to
8196 * cfglayout.c (fixup_reorder_chain): Delete unused label.
8198 2012-04-14 Jan Hubicka <jh@suse.cz>
8200 * cgraph.h: Update copyrights;
8201 (symtab_node): Turn to union typedef.
8202 (symtab_node_base): New structure.
8203 (symtab_type): Add SYMTAB_SYMBOL tag.
8204 (cgraph_node): Annotate some pinters with nested_ptr.
8205 (varpool_node): Likewise.
8206 (cgraph_local_info): Remove lto_file_data
8207 and externally_visible.
8208 (cgraph_node): Remove decl; same_comdat_group list;
8209 aux; ref_list; order; address_taken; reachable_from_other_parittion,
8210 in_other_partition; resolution.
8211 (varpool_node): Remove decl; same_comdat_group;
8212 ref_list; lto_file_data; aux; order; resolution; externally_visible;
8213 used_from_other_partition; in_other_partition.
8214 (symtab_node_def): New union.
8215 (cgraph, varpool): Update.
8216 (varpool_first_static_initializer, varpool_next_static_initializer,
8217 cgraph_only_called_directly_or_aliased_p,
8218 varpool_can_remove_if_no_refs, varpool_can_remove_if_no_refs,
8219 varpool_all_refs_explicit_p, cgraph_alias_aliased_node,
8220 varpool_alias_aliased_node, cgraph_edge_recursive_p): Update
8222 * cgraph.c: Likewise.
8223 (cgraph_hash, assembler_name_hash): Turn into symtab_node.
8224 * cgraphbuild.c: Likewise.
8225 * lto-symtab.c: Likewise.
8226 * c-gimplify.c: Likewise.
8227 * value-prof.c: Likewise.
8229 * ipa-cp.c: Likewise.
8230 * tree-emutls.c: Likewise.
8231 * ipa-inline-transform.c: Likwise.
8232 * ipa-reference.c: Likewise.
8233 * cgraphunit.c: Likewise.
8234 * ipa-ref.c: Likewise.
8235 * lto-cgraph.c: Likewise.
8236 * ipa-ref-inline.h: Likewise.
8237 * ipa-pure-const.c: Likewise.
8238 * lto-streamer-out.c: Likewise.
8239 * ipa-utils.c: Likewise.
8240 * ipa-inline.c: Likewise.
8241 * matrix-reorg.c: Likewise.
8242 * tree-eh.c: Likewise.
8243 * tree-vectorizer.c: Likewise.
8244 * ipa-split.c: Likewise.
8246 * trans-mem.c: Likewise.
8247 * ipa-inline-analysis.c: Likewise.
8248 * gimplify.c: Likewise.
8249 * cfgexpand.c: Likewise.
8250 * tree-sra.c: Likewise.
8251 * ipa-prop.c: Likewise.
8252 * varasm.c: Likewise.
8253 * tree-nested.c: Likewise.
8254 * tree-inline.c: Likewise.
8255 * tree-profile.c: Likewise.
8256 * tree-ssa-structalias.c: Likewise.
8257 * passes.c: Likewise.
8258 * varpool.c: Likewise.
8260 2012-04-14 Tom de Vries <tom@codesourcery.com>
8262 * tree-ssa-tail-merge.c (stmt_local_def): New function, factored out of
8263 same_succ_hash, with local_def inlined. Use SINGLE_SSA_DEF_OPERAND.
8264 Use FOR_EACH_IMM_USE_FAST instead of FOR_EACH_IMM_USE_STMT. Remove use
8266 (gsi_advance_fw_nondebug_nonlocal): New function.
8267 (local_def): Removed function.
8268 (same_succ_hash): Use stmt_local_def.
8269 (same_succ_equal): Use gsi_advance_fw_nondebug_nonlocal.
8270 (gsi_advance_bw_nondebug_nonlocal): Use stmt_local_def.
8272 2012-04-13 H.J. Lu <hongjiu.lu@intel.com>
8274 * config/i386/i386-c.c (ix86_target_macros): Define _ILP32
8275 and __ILP32__ for x32.
8277 2012-04-13 Martin Jambor <mjambor@suse.cz>
8280 * gimple-fold.c (gimple_get_virt_method_for_binfo): Bail out if
8281 fold_ctor_reference returns a zero constant.
8283 2012-04-13 Enkovich Ilya <ilya.enkovich@intel.com>
8285 * config.gcc: Add i386/gnu-user-common.h before all
8286 i386/gnu-user.h and i386/gnu-user64.h usages.
8288 * config/i386/gnu-user-common.h: New.
8290 * config/i386/gnu-user.h (CPP_SPEC): Moved to gnu-user-common.h.
8291 (CC1_SPEC): Likewise.
8292 (ENDFILE_SPEC): Likewise.
8293 (DEFAULT_PCC_STRUCT_RETURN): Likewise.
8294 (TARGET_TLS_DIRECT_SEG_REFS_DEFAULT): Likewise.
8295 (TARGET_OS_CPP_BUILTINS): Likewise.
8296 (LIBGCC2_HAS_TF_MODE): Likewise.
8297 (LIBGCC2_TF_CEXT): Likewise.
8298 (TF_SIZE): Likewise.
8299 (TARGET_ASM_FILE_END): Likewise.
8300 (STACK_CHECK_MOVING_SP): Likewise.
8301 (STACK_CHECK_STATIC_BUILTIN): Likewise.
8302 * config/i386/gnu-user64.h: Likewise.
8304 2012-04-13 Martin Jambor <mjambor@suse.cz>
8306 * expr.c (expand_expr_real_1): Pass type, not the expression, to
8307 set_mem_attributes for a memory temporary. Do not call the function
8308 for the memory temporary created for a bitfield.
8310 2012-04-13 Alexandre Oliva <aoliva@redhat.com>
8313 * df.h (enum debug_temp_where): New.
8314 (dead_debug_init, dead_debug_finish) Declare.
8315 (dead_debug_add, dead_debug_insert_temp): Declare.
8316 (struct dead_debug_use, struct dead_debug): Moved from...
8317 * df-problems.c: ... here.
8318 (df_set_unused_notes_for_mw): Bind debug uses of unused regno
8320 (df_create_unused_note): Likewise.
8321 (df_set_dead_notes_for_mw): Move comment where it belongs.
8322 (dead_debug_init): Export.
8323 (dead_debug_reset_uses): New, factored out of...
8324 (dead_debug_finish): ...this. Export.
8325 (dead_debug_reset): Remove.
8326 (dead_debug_add): Export.
8327 (dead_debug_insert_before): Rename to...
8328 (dead_debug_insert_temp): ... this. Add where argument. Export.
8329 Locate stored value for BEFORE_WITH_VALUE. Avoid repeat inserts.
8330 Return insertion count.
8331 (df_note_bb_compute): Adjust.
8332 * dce.c (word_dce_process_block): Adjust dead debug uses.
8333 (dce_process_block): Likewise.
8335 2012-04-13 Alexandre Oliva <aoliva@redhat.com>
8337 * df-problems.c (df_note_bb_compute): Do not take note of
8338 debug uses for whose REGs we won't emit DEAD or UNUSED notes.
8340 2012-04-13 Alexandre Oliva <aoliva@redhat.com>
8343 * var-tracking.c (expand_depth): New type.
8344 (onepart_aux, expand_loc_callback_data): Change depth type to it.
8345 (loc_exp_dep_alloc): Adjust initializer.
8346 (update_depth): Use new type. Add entryvals.
8347 (vt_expand_var_loc_chain): Take note of expansions with
8348 ENTRY_VALUEs, but don't accept them right away. Run an optional
8349 second pass accepting the minimum ENTRY_VALUE count found in the
8351 (vt_expand_loc_callback, INIT_ELCD): Adjust.
8353 2012-04-13 Tom de Vries <tom@codesourcery.com>
8355 * tree-ssa-tail-merge.c (gsi_advance_bw_nondebug_nonlocal): Add
8356 parameters vuse and vuse_escaped.
8357 (find_duplicate): Init vuse1, vuse2 and vuse_escaped. Pass to
8358 gsi_advance_bw_nondebug_nonlocal. Return if vuse_escaped and
8361 2012-04-13 Richard Guenther <rguenther@suse.de>
8363 PR tree-optimization/52969
8364 * tree-if-conv.c (predicate_mem_writes): Properly gimplify
8365 the condition for the COND_EXPR and handle predicate negation
8366 by swapping the COND_EXPR arms.
8368 2012-04-13 Nick Clifton <nickc@redhat.com>
8370 * config/rl78/rl78.c (rl78_devirt_pass): Remove use of
8371 TODO_dump_func flag.
8373 2012-04-13 Andrey Belevantsev <abel@ispras.ru>
8375 PR rtl-optimization/52203
8376 PR rtl-optimization/52715
8378 Revert the 2012-03-07 fix for PR 52203.
8379 * sel-sched.c (reset_sched_cycles_in_current_ebb): Check that
8380 the insn does not modify DFA right before issuing, adjust
8381 issue_rate accordingly.
8383 2012-04-13 Richard Guenther <rguenther@suse.de>
8386 * c-typeck.c (pointer_diff): Remove bogus assert.
8388 2012-04-13 Richard Guenther <rguenther@suse.de>
8391 * convert.c (convert_to_pointer): Remove special-casing of zero.
8393 2012-04-13 Joey Ye <joey.ye@arm.com>
8395 * config/arm/constraints.md (Pe): New constraint.
8396 * config/arm/arm.md: New split for imm 256-510.
8398 2012-04-13 Terry Guo <terry.guo@arm.com>
8400 * config/arm/arm-cores.def: Added core cortex-m0plus.
8401 * config/arm/arm-tune.md: Regenerated.
8402 * config/arm/arm-tables.opt: Regenerated.
8403 * doc/invoke.texi: Added entry for cpu ARM cortex-m0plus.
8405 2012-04-13 Alan Modra <amodra@gmail.com>
8408 * config/rs6000/rs6000.c (rs6000_emit_stack_tie): Rewrite with
8409 tie regs on destination of sets. Delete forward declaration.
8410 (rs6000_emit_stack_reset): Update rs6000_emit_stack_tie calls.
8411 (rs6000_emit_prologue): Likewise.
8412 (rs6000_emit_epilogue): Likewise. Use in place of gen_frame_tie
8414 (is_mem_ref): Use tie_operand to recognise stack ties.
8415 * config/rs6000/predicates.md (tie_operand): New.
8416 * config/rs6000/rs6000.md (restore_stack_block): Generate new
8418 (restore_stack_nonlocal): Likewise.
8419 (stack_tie): Update.
8420 (frame_tie): Delete.
8422 2012-04-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8424 * tree-ssa-reassoc.c (attempt_builtin_powi_stats): Change %ld to
8425 HOST_WIDE_INT_PRINT_DEC in format strings.
8427 2012-04-12 Uros Bizjak <ubizjak@gmail.com>
8430 * config/i386/avx2intrin.h (_mm256_permutevar8x32_ps): Change second
8431 argument type to __m256i. Update call to __builtin_ia32_permvarsf256.
8432 * config/i386/sse.md (UNSPEC_VPERMVAR): New.
8433 (UNSPEC_VPERMSI, UNSPEC_VPERMSF): Remove.
8434 (avx2_permvarv8sf, avx2_permvarv8si): Switch operands 1 and 2.
8435 (avx2_permvar<mode>): Macroize insn from avx2_permvarv8sf and
8436 avx2_permvarv8si using VI4F_256 mode iterator.
8437 * config/i386/i386.c (bdesc_args) <__builtin_ia32_permvarsf256>:
8438 Update builtin type to V8SF_FTYPE_V8SF_V8SI.
8439 (ix86_expand_vec_perm): Update calls to gen_avx2_permvarv8si and
8440 gen_avx2_permvarv8sf.
8441 (expand_vec_perm_pshufb): Ditto.
8443 2012-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
8446 * config/rs6000/rs6000.h (TARGET_FCFID): Add TARGET_PPC_GPOPT to
8447 the list of options to enable the FCFID instruction.
8448 (TARGET_EXTRA_BUILTINS): Adjust comment.
8450 2012-04-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8452 PR tree-optimization/18589
8453 * tree-ssa-reassoc.c (reassociate_stats): Add two fields.
8454 (operand_entry): Add count field.
8455 (add_repeat_to_ops_vec): New function.
8456 (completely_remove_stmt): Likewise.
8457 (remove_def_if_absorbed_call): Likewise.
8458 (remove_visited_stmt_chain): Remove feeding builtin pow/powi calls.
8459 (acceptable_pow_call): New function.
8460 (linearize_expr_tree): Look for builtin pow/powi calls and add operand
8461 entries with repeat counts when found.
8462 (repeat_factor_d): New struct and associated typedefs.
8463 (repeat_factor_vec): New static vector variable.
8464 (compare_repeat_factors): New function.
8465 (get_reassoc_pow_ssa_name): Likewise.
8466 (attempt_builtin_powi): Likewise.
8467 (reassociate_bb): Call attempt_builtin_powi.
8468 (fini_reassoc): Two new calls to statistics_counter_event.
8470 2012-04-12 Richard Guenther <rguenther@suse.de>
8472 * Makefile.in (cgraphunit.o): Add $(EXCEPT_H) dependency.
8473 * cgraph.h (tree_rest_of_compilation): Remove.
8474 * cgraph.c (cgraph_add_new_function): Move ...
8475 * cgraphunit.c (cgraph_add_new_function): ... here.
8476 (tree_rest_of_compilation): Make static.
8477 (cgraph_expand_function): Do not set cgraph_function_flags_ready.
8478 * tree-optimize.c (gate_all_optimizations, pass_all_optimizations,
8479 gate_all_early_local_passes, execute_all_early_local_passes,
8480 pass_early_local_passes, gate_all_early_optimizations,
8481 pass_all_early_optimizations): Move ...
8482 * passes.c (gate_all_optimizations, pass_all_optimizations,
8483 gate_all_early_local_passes, execute_all_early_local_passes,
8484 pass_early_local_passes, gate_all_early_optimizations,
8485 pass_all_early_optimizations): ... here.
8486 * tree-optimize.c (execute_free_datastructures): Remove.
8487 * tree-flow.h (execute_free_datastructures): Remove.
8488 * tree-optimize.c (execute_init_datastructures,
8489 pass_init_datastructures): Move ...
8490 * tree-ssa.c (execute_init_datastructures,
8491 pass_init_datastructures): ... here.
8492 * cfgexpand.c (gimple_expand_cfg): Inline-expand call to
8493 execute_free_datastructures.
8495 2012-04-12 Bernd Schmidt <bernds@codesourcery.com>
8497 * dbgcnt.def (ira_move): New counter.
8498 * ira-int.h (ira_create_new_reg): Declare function.
8499 (first_moveable_pseudo, last_moveable_pseudo): Declare variables.
8500 * ira-emit.c (ira_create_new_reg): Renamed from craete_new_reg and
8501 no longer static. All callers changed.
8502 * ira.c: Include "dbgcnt.h".
8503 (rtx_moveable_p, insn_dominated_by_p, find_moveable_pseudos,
8504 move_unallocated_pseudos): New static functions.
8505 (first_moveable_pseudo, last_moveable_pseudo): New global variables.
8506 (pseudo_replaced_reg, pseudo_move_insn): New static variables.
8507 (ira): Call find_moveable_pseudos and move_unallocated_pseudos.
8508 * ira-costs.c (find_costs_and_classes): Assign a memory cost of zero
8509 to the pseudos generated in find_moveable_pseudos.
8510 * Makefile.in (ira.o): Add $(DBGCNT_H).
8512 2012-04-12 Richard Guenther <rguenther@suse.de>
8514 PR tree-optimization/52943
8515 * tree-chrec.h (chrec_is_positive): Remove.
8516 * tree-scalar-evolution.c (chrec_is_positive): Move ...
8517 * tree-data-ref.c (chrec_is_positive): ... here. Make static.
8518 Return false for a constant zero instead of negative.
8519 (analyze_siv_subscript_cst_affine): Handle zero difference
8520 in the initial condition explicitely.
8522 2012-04-12 Richard Guenther <rguenther@suse.de>
8524 * tree-parloops.c (parallelize_loops): Also consult the upper
8525 bound for the number of iterations.
8526 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
8527 (loop_prefetch_arrays): Likewise.
8529 2012-04-12 Richard Guenther <rguenther@suse.de>
8531 * cfgloop.h (estimated_loop_iterations_int): Ditch
8532 'conservative' parameter.
8533 (max_stmt_executions_int): Likewise.
8534 (estimated_loop_iterations): Likewise.
8535 (max_stmt_executions): Likewise.
8536 (max_loop_iterations): Declare.
8537 (max_loop_iterations_int): Likewise.
8538 (estimated_stmt_executions): Likewise.
8539 (estimated_stmt_executions_int): Likewise.
8540 * tree-ssa-loop-niter.c (estimated_loop_iterations):
8542 (max_loop_iterations): ... this.
8543 (estimated_loop_iterations_int): Split parts to ...
8544 (max_loop_iterations_int): ... this.
8545 (max_stmt_executions_int): Split parts to ...
8546 (estimated_stmt_executions_int): ... this.
8547 (max_stmt_executions): Split parts to ...
8548 (estimated_stmt_executions): ... this.
8549 * graphite-sese-to-poly.c (build_loop_iteration_domains): Adjust.
8550 * predict.c (predict_loops): Likewise.
8551 * tree-data-ref.c (max_stmt_executions_tree): Likewise.
8552 (analyze_siv_subscript_cst_affine): Likewise.
8553 (compute_overlap_steps_for_affine_1_2): Likewise.
8554 (analyze_subscript_affine_affine): Likewise.
8555 (init_omega_for_ddr_1): Likewise.
8556 * tree-parloops.c (parallelize_loops): Likewise.
8557 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
8558 (may_eliminate_iv): Likewise.
8559 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
8560 (loop_prefetch_arrays): Likewise.
8561 * tree-vrp.c (adjust_range_with_scev): Likewise.
8563 2012-04-12 Oleg Endo <olegendo@gcc.gnu.org>
8565 * config/sh/sh.h (RETURN_ADDR_RTX): Use NULL_RTX instead of 0.
8566 * config/sh/sh.c (INSN_REGMODE_WEIGHT, CURR_REGMODE_PRESSURE):
8568 (dump_table): Use bool type for need_align and have_df variables.
8569 (find_barrier, sfunc_uses_reg): Use NULL_RTX instead of 0.
8570 (regs_used): Remove register modifier.
8571 (barrier_align): Move variables slot, credit, jump_to_next
8572 into if block above for loop. Use bool type for jump_to_next.
8573 (sh_function_arg): Use NULL_RTX instead of 0.
8575 2012-04-11 Andreas Schwab <schwab@linux-m68k.org>
8577 * config/m68k/m68k.md (rotrhi3+1): Name it rotrhi_lowpart.
8578 (bswapsi2): New expander.
8580 2012-04-11 H.J. Lu <hongjiu.lu@intel.com>
8582 * config/host-linux.c (TRY_EMPTY_VM_SPACE): Defined to
8583 0x60000000 if __x86_64 is defined and __LP64__ isn't defined.
8585 2012-04-11 H.J. Lu <hongjiu.lu@intel.com>
8587 PR rtl-optimization/52876
8588 * emit-rtl.c (set_reg_attrs_from_value): Handle arbitrary value.
8589 Don't call mark_reg_pointer for incompatible pointer sign extension.
8591 * reginfo.c (reg_scan_mark_refs): Call set_reg_attrs_from_value
8594 2012-04-11 Bernd Schmidt <bernds@codesourcery.com>
8596 * fold-const.c (fold_unary_loc): Use GET_MODE_PRECISION for
8597 comparisons against TYPE_PRECISION.
8598 * tree-ssa-forwprop.c (combine_conversions): Likewise.
8600 2012-04-11 Xinliang David Li <davidxl@google.com>
8602 * tree-passes.h: Remove TODO_dump_func.
8603 * tree-ssa-tail-merge.c (tail_merge_optimize): Remove TODO_dump_func.
8604 * trans-mem.c: Remove TODO_dump_func.
8605 * ira.c: Remove TODO_dump_func.
8607 2012-04-11 H.J. Lu <hongjiu.lu@intel.com>
8609 * config/i386/i386.c (ix86_option_override_internal): Check
8610 SUBTARGET_OVERRIDE_OPTIONS and SUBSUBTARGET_OVERRIDE_OPTIONS
8611 after TARGET_64BIT is updated.
8613 2012-04-11 Oleg Endo <olegendo@gcc.gnu.org>
8615 * config/sh/sh.h: Remove old secondary reload code.
8617 2012-04-11 Oleg Endo <olegendo@gcc.gnu.org>
8619 * config/sh/sh.c (SCHED_REORDER): Merge macro into ...
8620 (ready_reorder): ... this function.
8622 2012-04-11 Bernd Schmidt <bernds@codesourcery.com>
8624 * sel-sched.c (sel_global_init): Swap order of sched_rgn_init and
8627 * haifa-sched.c (prune_ready_list): Rework handling of SCHED_GROUP_P
8628 insns so that no other insn is queued for a time before them.
8630 * config/c6x/c6x.md (load_got_gotoff): Set op_pattern attribute to
8633 2012-04-11 Richard Guenther <rguenther@suse.de>
8636 * tree-chrec.c (evolution_function_is_invariant_rec_p): Properly
8637 consider loop nesting.
8638 (evolution_function_is_univariate_p): Properly check the remainder
8641 2012-04-11 Richard Guenther <rguenther@suse.de>
8644 * except.c (sjlj_emit_dispatch_table): Properly update loop structure.
8646 2012-04-11 Nick Clifton <nickc@redhat.com>
8648 * config/rl78/rl78.c (rl78_expand_prologue): Set stack use
8649 information, if requested.
8651 * config/rx/rx.c (rx_expand_prologue): Likewise.
8653 2012-04-11 Peter Bergner <bergner@vnet.ibm.com>
8654 Michael Matz <matz@suse.de>
8657 * rtlanal.c (unsigned_reg_p): New function.
8658 Update copyright notice dates.
8659 * rtl.h (unsigned_reg_p): Prototype it.
8660 Update copyright notice dates.
8661 * config/rs6000/rs6000.c (rs6000_generate_compare): Use it.
8663 * expr.c (expand_expr_real_1): Set register attributes.
8664 * stmt.c (expand_case): Likewise.
8666 2012-04-11 Oleg Endo <olegendo@gcc.gnu.org>
8669 * config/sh/sh-protos.h (sh_legitimate_index_p): Add new arguments
8670 consider_sh2a and allow_zero.
8671 * config/sh/sh.c (sh_legitimate_index_p): Likewise.
8672 (disp_addr_displacement): New function.
8673 (sh_address_cost): Use disp_addr_displacement function instead
8674 of DISP_ADDR_OFFSET.
8675 (sh_legitimate_address_p): Adapt to changed
8676 sh_legitimate_index_p declaration.
8677 (sh_find_mov_disp_adjust): Remove HImode check.
8678 (sh_secondary_reload): Add HImode case. Use satisfies_constraint_Sdd,
8679 disp_addr_displacement and max_mov_insn_displacement.
8680 (max_mov_insn_displacement): Remove HImode check.
8681 * config/sh/sh.h (CONST_OK_FOR_K04, CONST_OK_FOR_K12,
8682 DISP_ADDR_P, DISP_ADDR_OFFSET): Remove.
8683 * config/sh/constraints.md (K05, K13): New constraints.
8684 (K12): Correct comment.
8685 (Sdd): Do not use DISP_ADDR_P macro.
8686 (Snd, Sbw): Use satisfies_constraint_Sdd.
8687 * config/sh/sh.md (extendhisi2): Remove constraints from expander.
8688 (*extendhisi2_compact, movhi_i): Remove.
8689 (*extendhisi2_compact_reg, *extendhisi2_compact_mem_disp,
8690 *extendhisi2_compact_mem_disp, *extendhisi2_compact_snd,
8691 *movhi_reg_reg, *movhi_store_mem_disp05, *movhi_store_mem_disp13,
8692 *movhi_load_mem_disp, *movhi_load_mem_disp, *movhi): New insns.
8693 (*extendqisi2_compact_mem_disp, *extendqisi2_compact_mem_disp,
8694 *movqi_store_mem_disp04, *movqi_store_mem_disp12, *movqi_load_mem_disp,
8695 *movqi_load_mem_disp): Use sh_legitimate_index_p instead of
8697 Add new peepholes for HImode displacement addressing.
8699 2012-04-11 Oleg Endo <olegendo@gcc.gnu.org>
8701 * config/sh/sh.h (SIDI_OFF): Remove.
8702 * config/sh/sh.md: Use gen_highpart and gen_lowpart to access
8703 DImode subregs instead of gen_rtx_REG or simplifly_gen_subreg
8706 2012-04-11 Eric Botcazou <ebotcazou@adacore.com>
8709 * doc/extend.texi (Other Builtins): Document __builtin_bswap16.
8710 (PowerPC AltiVec/VSX Built-in Functions): Remove it.
8711 * doc/md.texi (Standard Names): Add bswap.
8712 * builtin-types.def (BT_UINT16): New primitive type.
8713 (BT_FN_UINT16_UINT16): New function type.
8714 * builtins.def (BUILT_IN_BSWAP16): New.
8715 * builtins.c (expand_builtin_bswap): Add TARGET_MODE argument.
8716 (expand_builtin) <BUILT_IN_BSWAP16>: New case. Pass TARGET_MODE to
8717 expand_builtin_bswap.
8718 (fold_builtin_bswap): Add BUILT_IN_BSWAP16 case.
8719 (fold_builtin_1): Likewise.
8720 (is_inexpensive_builtin): Likewise.
8721 * optabs.c (expand_unop): Deal with bswap in HImode specially. Add
8722 missing bits for bswap to libcall code.
8723 * tree.c (build_common_tree_nodes): Build uint16_type_node.
8724 * tree.h (enum tree_index): Add TI_UINT16_TYPE.
8725 (uint16_type_node): New define.
8726 * config/rs6000/rs6000-builtin.def (RS6000_BUILTIN_BSWAP_HI): Delete.
8727 * config/rs6000/rs6000.c (rs6000_expand_builtin): Remove handling of
8729 (rs6000_init_builtins): Likewise.
8730 * config/rs6000/rs6000.md (bswaphi2): Add TARGET_POWERPC predicate.
8732 2012-04-11 Tristan Gingold <gingold@adacore.com>
8734 * doc/extend.texi (Type Attributes): Move paragraph.
8736 2012-04-11 Manuel López-Ibáñez <manu@gcc.gnu.org>
8739 * diagnostic.h (show_caret): Declare.
8740 (caret_max_width): Declare.
8741 (diagnostic_show_locus): Declare.
8742 * diagnostic.c (diagnostic_initialize): Initialize to false.
8743 (diagnostic_show_locus): New.
8744 (diagnostic_report_diagnostic): Call it.
8745 (getenv_columns): New.
8747 (diagnostic_set_caret_max_width): New.
8748 * input.c (read_line): New.
8749 (location_get_source_line): New.
8750 * input.h (location_get_source_line): Declare.
8751 * toplev.c (general_init): Initialize show_caret from options.
8752 * dwarf2out.c (gen_producer_string): Handle fdiagnostics-show-caret.
8753 * opts.c (common_handle_option): Likewise.
8754 * pretty-print.h (pp_get_prefix): New.
8755 (pp_base_get_prefix): New.
8756 * common.opt (fdiagnostics-show-caret): New option.
8757 * doc/invoke.texi (fdiagnostics-show-caret): Document it.
8759 2012-04-11 Richard Guenther <rguenther@suse.de>
8761 PR rtl-optimization/52881
8762 * ifcvt.c (find_if_case_2): Avoid speculating loop latches.
8764 2012-04-11 Richard Guenther <rguenther@suse.de>
8766 PR tree-optimization/52912
8767 * tree-ssa-threadupdate.c (thread_block): Tell the cfg
8768 manipulation code we are threading through a loop header
8769 to an exit destination.
8771 2012-04-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
8773 * tree.h (warn_if_unused_value): Move declaration from here.
8774 * stmt.c (warn_if_unused_value): Move definition from here.
8776 2012-04-10 Michael Matz <matz@suse.de>
8778 * tree-vectorizer.h (_loop_vec_info.strided_stores): Rename to
8780 (LOOP_VINFO_STRIDED_STORES): Rename to LOOP_VINFO_GROUPED_STORES.
8781 (struce _bb_vec_info.strided_stores): Rename to grouped_stores.
8782 (BB_VINFO_STRIDED_STORES): Rename to BB_VINFO_GROUPED_STORES.
8783 (STMT_VINFO_STRIDED_ACCESS): Rename to STMT_VINFO_GROUPED_ACCESS.
8784 (vect_strided_store_supported): Rename to vect_grouped_store_supported.
8785 (vect_strided_load_supported): Rename to vect_grouped_load_supported.
8786 (vect_transform_strided_load): Rename to vect_transform_grouped_load.
8787 (vect_record_strided_load_vectors): Rename to
8788 vect_record_grouped_load_vectors.
8789 * tree-vect-data-refs.c (vect_update_misalignment_for_peel):
8790 Rename use of above macros.
8791 (vect_verify_datarefs_alignment): Ditto.
8792 (vector_alignment_reachable_p): Ditto.
8793 (vect_peeling_hash_get_lowest_cost): Ditto.
8794 (vect_enhance_data_refs_alignment): Ditto.
8795 (vect_analyze_group_access): Ditto and rename stride to groupsize.
8796 (vect_analyze_data_ref_access): Rename "strided" to "grouped".
8797 (vect_strided_store_supported): Rename to vect_grouped_store_supported.
8798 (vect_strided_load_supported): Rename to vect_grouped_load_supported.
8799 (vect_transform_strided_load): Rename to vect_transform_grouped_load.
8800 (vect_record_strided_load_vectors): Rename to
8801 vect_record_grouped_load_vectors.
8802 * tree-vect-loop.c (new_loop_vec_info): Rename use of above macros.
8803 (destroy_loop_vec_info): Ditto.
8804 (vect_transform_loop): Ditto and rename strided_store to grouped_store.
8805 * tree-vect-slp.c (vect_build_slp_tree): Rename use of above macros.
8806 (vect_analyze_slp): Ditto.
8807 (new_bb_vec_info): Ditto.
8808 (destroy_bb_vec_info): Ditto.
8809 (vect_schedule_slp_instance): Ditto and rename strided_store to
8811 * tree-vect-stmts.c (vect_cost_strided_group_size): Rename to
8812 vect_cost_group_size.
8813 (vect_model_store_cost): Rename use of above macros and call
8814 to vect_cost_strided_group_size.
8815 (vect_model_load_cost): Ditto.
8816 (vectorizable_store): Ditto, rename strided_store to grouped_store
8817 and calls to renamed tree-vectorizer.h functions.
8818 (vectorizable_load): Ditto.
8819 (vect_transform_stmt): Rename use of above macros and strided_store
8822 2012-04-10 Jan Hubicka <jh@suse.cz>
8824 * cgraph.h: Remove misledaing comment on ipa-ref.h.
8825 (symtab_type): New enum.
8826 (symtab_node): New structure.
8827 (cgraph_node, varpool_node): Add symbol base type.
8828 (cgraph, varpool): New accestor functions.
8829 * cgraph.c (cgraph_create_node_1): Set symbol type.
8830 * varpool.c (varpool_node): Set symbol type.
8832 2012-04-10 Ulrich Weigand <ulrich.weigand@linaro.org>
8833 Richard Sandiford <rdsandiford@googlemail.com>
8835 * fwprop.c (propagate_rtx): Also set PR_CAN_APPEAR for subregs.
8837 2012-04-10 Richard Guenther <rguenther@suse.de>
8840 * gimple-low.c (gimple_check_call_args): Properly account for
8841 compatible aggregate types.
8843 2012-04-10 Richard Guenther <rguenther@suse.de>
8845 * toplev.h (tree_rest_of_compilation): Remove.
8846 * tree-optimize.c (tree_rest_of_compilation): Likewise.
8847 * cgraph.h (tree_rest_of_compilation): Declare.
8848 * tree-optimize.c (tree_rest_of_compilation): Move ...
8849 * cgraphunit.c (tree_rest_of_compilation): ... here.
8850 * cgraph.c (cgraph_add_new_function): Adjust.
8851 * Makefile.in (tree-optimize.o): Adjust.
8852 (cgraphunit.o): Likewise.
8854 2012-04-10 Ulrich Weigand <ulrich.weigand@linaro.org>
8856 PR tree-optimization/52870
8857 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Verify that
8858 presumed pattern statement is within the same loop or basic block.
8860 2012-04-10 Tristan Gingold <gingold@adacore.com>
8862 * gengtype.c (main): Make uintptr_t a known type.
8864 2012-04-10 Richard Guenther <rguenther@suse.de>
8866 * tree-pass.h (tree_lowering_passes): Remove.
8867 * tree-optimize.c (tree_lowering_passes): Remove.
8868 * cgraph.c (cgraph_add_new_function): Inline relevant parts
8869 of tree_lowering_passes, avoid redundant call of early local passes.
8870 * cgraphunit.c (cgraph_lower_function): Fold into ...
8871 (cgraph_analyze_function): ... its single caller. Inline
8872 relevant parts of tree_lowering_passes.
8874 2012-04-09 H.J. Lu <hongjiu.lu@intel.com>
8877 * config/pa/pa.opt: Remove SIO and GNU_LD.
8879 2012-04-09 Jan Hubicka <jh@suse.cz>
8884 * lto-cgraph.c (compute_ltrans_boundary): When alias is in the
8885 boundary, add its target too.
8886 * lto.c (add_references_to_partition): Add also aliased nodes.
8887 (add_cgraph_node_to_partition,
8888 add_varpool_node_to_partition): Work on nodes, not functions/variables;
8889 when adding alias, add also the aliased object.
8891 2012-04-09 Uros Bizjak <ubizjak@gmail.com>
8894 * config/i386/predicates.md (x86_64_zext_general_operand): Prevent
8895 VOIDmode immediate operands.
8896 * config/i386/constraints.md (Wz): New constraint.
8897 * config/i386/i386.md (*zero_extendsidi2_rex64): Use Wz instead of Z.
8899 2012-04-09 Eric Botcazou <ebotcazou@adacore.com>
8902 * config/sparc/sparc.c (sparc_file_end): Set TREE_PUBLIC explicitly on
8903 the DECL generated for the special GOT helper.
8905 2012-04-09 Oleg Endo <olegendo@gcc.gnu.org>
8907 * config/sh/constraints.md: Update list of constraints in
8909 (Sr0): Remove unused memory constraint.
8911 2012-04-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
8913 * tree-pretty-print.h: Update comment.
8915 2012-04-08 Oleg Endo <olegendo@gcc.gnu.org>
8917 * config/sh/sh.md: Use braced string notation where applicable.
8918 (*prefetch_i4, prefetch_m2a): Merge into ...
8919 (*prefetch): ... this new insn.
8921 2012-04-07 Oleg Endo <olegendo@gcc.gnu.org>
8923 * config/sh/sh.h (high_life_started): Remove
8924 * config/sh/predicates.md (general_movdst_operand): Use
8925 'reload_in_progress' instead of 'high_life_started'.
8926 * config/sh/sh.md (divsi_inv_call, *divsi_inv_call_combine,
8927 divsi_inv_fp): Likewise.
8929 2012-04-07 Oleg Endo <olegendo@gcc.gnu.org>
8931 * config/sh/sh-protos.h (prepare_move_operands): Return void
8933 * config/sh/sh.c (prepare_move_operands): Likewise.
8934 * config/sh/sh.md: Remove return value checks of prepare_move_operands.
8936 2012-04-07 Oleg Endo <olegendo@gcc.gnu.org>
8938 * config/sh/sh-protos.h (fp_int_operand, symbol_ref_operand,
8939 general_movsrc_operand, general_movdst_operand, arith_reg_operand,
8940 fp_arith_reg_operand, arith_operand, arith_reg_or_0_operand,
8941 logical_operand, fpscr_operand, fpul_operand, expand_fp_branch,
8942 commutative_float_operator, noncommutative_float_operator,
8943 sh_handle_pragma): Remove.
8945 2012-04-06 Sandra Loosemore <sandra@codesourcery.com>
8947 * doc/invoke.texi: Clean up Texinfo markup throughout the file.
8948 Use @option markup on command-line options. Use @samp markup on
8949 literal keywords to options. Use @code markup on code fragments.
8950 Use other markup in preference to quotation marks in the text.
8951 Add markup to some passages without any.
8953 2012-04-06 Mike Stump <mikestump@comcast.net>
8955 * gimple-fold.c (gimple_fold_stmt_to_constant_1): Avoid warning.
8957 2012-04-06 Oleg Endo <olegendo@gcc.gnu.org>
8959 * config/sh/sh.c (hi_const): Remove.
8960 (find_barrier, sh_reorg): Use satisfies_constraint_I16 instead
8963 2012-04-06 Oleg Endo <olegendo@gcc.gnu.org>
8965 * config/sh/sh-protos.h (sh_expand_t_scc): Change return type from int
8967 * config/sh/sh.c (sh_expand_t_scc): Likewise.
8968 * config/sh/sh.md (cstoresi4, cstoredi4): Remove GET_CODE checks before
8969 calling sh_expand_t_scc.
8971 2012-04-06 Oleg Endo <olegendo@gcc.gnu.org>
8973 * config/sh/sh-protos.h (fp_zero_operand, fp_one_operand,
8974 nonpic_symbol_mentioned_p, expand_block_move, expand_ashiftrt,
8975 sh_dynamicalize_shift_p, gen_shl_and, gen_shl_sext, system_reg_operand,
8976 reg_unused_after, sh_can_redirect_branch, sh_need_epilogue, fldi_ok,
8977 sh_hard_regno_rename_ok, sh_cfun_interrupt_handler_p,
8978 sh_cfun_resbank_handler_p, sh_attr_renesas_p, sh_cfun_attr_renesas_p,
8979 check_use_sfunc_addr, sh_contains_memref_p, sh_loads_bankedreg_p,
8980 sh2a_is_function_vector_call): Use bool as return type.
8981 (sh_pass_in_reg_p): Remove.
8982 * config/sh/sh.c (broken_move, mova_p, noncall_uses_reg, high_pressure,
8983 flow_dependent_p, sh2a_function_vector_p, expand_block_move,
8984 expand_ashiftrt, sh_dynamicalize_shift_p, gen_shl_and, gen_shl_sext,
8985 sh_need_epilogue, sh2a_is_function_vector_call, sh_attr_renesas_p,
8986 sh_cfun_attr_renesas_p, sh_cfun_interrupt_handler_p,
8987 sh_cfun_resbank_handler_p, system_reg_operand, fp_zero_operand,
8988 fp_one_operand, fldi_ok, reg_unused_after, sh_can_redirect_branch,
8989 sh_hard_regno_rename_ok, check_use_sfunc_addr, sh_contains_memref_p,
8990 sh_loads_bankedreg_p): Use bool as return type.
8991 (nonpic_symbol_mentioned_p): Use bool as return type. Remove
8992 'register' modifier.
8994 2012-04-06 Matt Turner <mattst88@gmail.com>
8996 * doc/install.texi: Correct typo "-mno-lsc" -> "-mno-llsc".
8998 2012-04-06 Eric Botcazou <ebotcazou@adacore.com>
9000 * config/ia64/ia64.c (ia64_load_pair_ok): Return 0 if the second member
9001 of the destination isn't also a FP_REGS register.
9003 2012-04-05 Teresa Johnson <tejohnson@google.com>
9004 H.J. Lu <hongjiu.lu@intel.com>
9006 * config/i386/i386.h (ix86_tune_indices): Add X86_TUNE_LCP_STALL.
9007 * config/i386/i386.md (move immediate to memory peephole2):
9008 Add cases for HImode move when LCP stall avoidance is needed.
9009 * config/i386/i386.c (initial_ix86_tune_features): Initialize
9010 X86_TUNE_LCP_STALL entry.
9012 2012-04-05 Uros Bizjak <ubizjak@gmail.com>
9015 * config/i386/i386.c (ix86_decompose_address): Allow VOIDmode
9016 CONST_INT operands, zero-extended with AND.
9018 2012-04-05 Oleg Endo <olegendo@gcc.gnu.org>
9021 * config/sh/sh.c (sh_find_mov_disp_adjust): Take machine_mode as the
9022 first argument instead of mode size. Move displacement calculations
9024 (mov_insn_size, max_mov_insn_displacement, mov_insn_alignment_mask):
9025 ... these new functions.
9026 (disp_adjust): Remove max_mov_disp field.
9027 (sh_legitimate_index_p): Use max_mov_insn_displacement and
9028 mov_insn_alignment_mask.
9029 (sh_address_cost): Use max_mov_insn_displacement.
9031 2012-04-05 Andrew Stubbs <ams@codesourcery.com>
9033 * config/arm/arm.md (arch): Add neon_onlya8 and neon_nota8.
9034 (arch_enabled): Handle new arch types.
9035 (one_cmpldi2): Add NEON support.
9037 2012-04-05 Richard Guenther <rguenther@suse.de>
9039 * gimple.c (walk_gimple_op): Compute val_only for the LHS
9040 of an assigment in the canonical way, avoiding is_gimple_mem_rhs.
9041 (is_gimple_mem_rhs, is_gimple_reg_rhs, is_gimple_stmt): Move ...
9042 * gimplify.c (is_gimple_mem_rhs, is_gimple_reg_rhs, is_gimple_stmt):
9043 ... here and make static.
9044 * gimple.h (is_gimple_mem_rhs, is_gimple_reg_rhs, is_gimple_stmt):
9047 2012-04-05 Richard Guenther <rguenther@suse.de>
9049 * tree-ssa-dse.c (dse_optimize_stmt): Remember the stmt
9050 basic-block before removing it.
9052 2012-04-05 Richard Guenther <rguenther@suse.de>
9054 * tree-ssanames.c (release_dead_ssa_names): Compact the SSA
9055 version namespace as we release the freelist.
9057 2012-04-05 Richard Guenther <rguenther@suse.de>
9059 * tree-nrv.c (tree_nrv): Release VDEFs.
9060 * tree-sra.c (sra_modify_constructor_assign): Likewise.
9061 (sra_modify_assign): Likewise.
9062 * tree-vect-stmts.c (vect_remove_stores): Likewise.
9063 * tree-vect-loop.c (vect_transform_loop): Likewise.
9064 * tree-ssa-dom.c (optimize_stmt): Likewise.
9065 * tree-vect-slp.c (vect_schedule_slp): Likewise.
9066 * tree-ssa-math-opts.c (execute_cse_sincos): Likewise.
9068 2012-04-05 Richard Guenther <rguenther@suse.de>
9070 * gimple-iterator.c (gsi_remove): Return whether EH edges need to be
9072 * gimple.h (gsi_remove): Adjust.
9073 * tree-ssa-operands.c (unlink_stmt_vdef): Optimize.
9074 * tree-ssa-dom.c (optimize_stmt): Use gsi_remove result.
9075 * tree-ssa-dse.c (dse_optimize_stmt): Likewise.
9076 * tree-ssa-forwprop.c (remove_prop_source_from_use): Likewise.
9077 * tree-ssa-math-opts.c (execute_optimize_widening_mul): Likewise.
9078 * tree-ssa-pre.c (eliminate): Likewise.
9080 2012-04-04 Mike Stump <mikestump@comcast.net>
9082 * doc/rtl.texi (const_double): Document as sign-extending.
9083 * expmed.c (expand_mult): Ensure we don't use shift incorrectly.
9084 * emit-rtl.c (immed_double_int_const): Refine to state the
9086 * simplify-rtx.c (mode_signbit_p): Add a fixme for wider than
9087 CONST_DOUBLE integers.
9088 (simplify_const_unary_operation, UNSIGNED_FLOAT): Ensure no
9089 negative values are converted. Fix conversions bigger than
9090 HOST_BITS_PER_WIDE_INT.
9091 (simplify_binary_operation_1): Ensure we don't use shift incorrectly.
9092 (simplify_immed_subreg): Sign-extend CONST_DOUBLEs.
9093 * explow.c (plus_constant_mode): Add.
9094 (plus_constant): Implement with plus_constant_mode.
9095 * rtl.h (plus_constant_mode): Add.
9097 2012-04-04 Richard Guenther <rguenther@suse.de>
9099 PR tree-optimization/52808
9100 * tracer.c (tail_duplicate): Do not tail-duplicate loop header blocks.
9101 * Makefile.in (tracer.o): Depend on $(CFGLOOP_H).
9103 2012-04-04 Tristan Gingold <gingold@adacore.com>
9105 * expr.c (expand_expr_real_2): Handle larger sizetype in
9108 2012-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
9110 * config/sh/t-sh (MULTILIB_MATCHES): Match m2a-single-only
9111 to m2a-single instead of m2e.
9113 2012-04-03 Eric Botcazou <ebotcazou@adacore.com>
9115 * expr.c (get_bit_range): Add OFFSET parameter and adjust BITPOS.
9116 Change type of BITOFFSET to signed. Make sure the lower bound of
9117 the computed range is non-negative by adjusting OFFSET and BITPOS.
9118 (expand_assignment): Adjust call to get_bit_range.
9120 2012-04-03 Sandeep Kumar Singh <Sandeep.Singh2@kpitcummins.com>
9122 * h8300/h8300.c (h8300_current_function_monitor_function_p):
9123 New function. Added to check monitor functions.
9124 (h8300_option_override): Modified to generate error/warning
9125 messages for invalid combinations of different command line
9127 * h8300/h8300.md: Generate 'rte' for monitor functions. Do not
9128 save EXR on stack for monitor function in case of H8S target
9129 when "-mno-exr" is passed.
9130 * h8300/h8300-protos.h (h8300_current_function_monitor_function_p):
9132 * doc/invoke.texi: Document H8S options.
9134 2012-04-03 Tristan Gingold <gingold@adacore.com>
9136 * configure.ac: Use GCC_AC_FUNC_MMAP_BLACKLIST instead
9137 of gcc_AC_FUNC_MMAP_BLACKLIST.
9138 * acinclude.m4 (gcc_AC_FUNC_MMAP_BLACKLIST): Remove.
9139 * Makefile.in (aclocal_deps): Add mmap.m4.
9140 * configure: Regenerate.
9141 * aclocal.m4: Regenerate.
9143 2012-04-03 Richard Guenther <rguenther@suse.de>
9145 PR tree-optimization/52808
9146 * tracer.c (tail_duplicate): Return whether we have duplicated
9148 (tracer): If we have duplicated any block, cleanup the CFG.
9149 * cfghooks.c (duplicate_block): If we duplicated a loop
9150 header but not its loop, destroy the loop because it now has
9152 * tree-ssa-threadupdate.c (thread_through_loop_header): Tell
9153 the cfg manipulation routines we are not creating a multiple
9156 2012-04-03 Tristan Gingold <gingold@adacore.com>
9158 * config/vms/vms-c.c (vms_pragma_nomember_alignment): Handle
9160 (vms_c_common_override_options): Allow parameterless variadic
9163 2012-04-03 Jakub Jelinek <jakub@redhat.com>
9165 PR tree-optimization/52835
9166 * tree-data-ref.c (build_rdg): Return NULL if
9167 compute_data_dependences_for_loop failed.
9169 2012-04-03 Eric Botcazou <ebotcazou@adacore.com>
9171 * varasm.c (initializer_constant_valid_for_bitfield_p): Return true
9172 for REAL_CST as well.
9173 (output_constructor): Use RECORD_OR_UNION_TYPE_P predicate.
9174 In the bitfield case, if the value is a REAL_CST, convert it first to
9177 2012-04-02 H.J. Lu <hongjiu.lu@intel.com>
9179 * config.gcc: Use i386/biarchx32.h instead of i386/biarch64.h
9180 for --with-abi={x32|mx32} or --with-multilib-list=mx32.
9181 (supported_defaults): Add abi for i[34567]86-*-* and x86_64-*-*.
9183 * config/i386/biarchx32.h: New.
9185 2012-04-02 Anatoly Sokolov <aesok@post.ru>
9187 * config/arm/arm.h (PREFERRED_RELOAD_CLASS): Remove.
9188 * config/arm/arm.c (TARGET_PREFERRED_RELOAD_CLASS): Define.
9189 (arm_preferred_reload_class): New function.
9191 2012-04-02 Richard Guenther <rguenther@suse.de>
9193 PR tree-optimization/52756
9194 * tree-ssa-threadupdate.c (def_split_header_continue_p): New function.
9195 (thread_through_loop_header): After threading through the loop latch
9196 remove the split part from the loop and clear further threading
9197 opportunities that would create a multiple entry loop.
9199 2012-04-02 Richard Guenther <rguenther@suse.de>
9201 PR rtl-optimization/52800
9202 * cprop.c (execute_rtl_cprop): Call cleanup_cfg with
9203 CLEANUP_CFG_CHANGED.
9205 2012-04-02 Richard Guenther <rguenther@suse.de>
9208 * loop-init.c (gate_handle_loop2): Destroy loops here if
9209 we don't enter RTL loop optimizers.
9211 2012-04-02 Uros Bizjak <ubizjak@gmail.com>
9214 2012-03-29 Richard Guenther <rguenther@suse.de>
9216 * rtl.h (extended_count): Remove.
9217 * combine.c (extended_count): Remove.
9219 2012-04-02 Dodji Seketeli <dodji@redhat.com>
9222 * pt.c (more_specialized_fn): Don't apply decay conversion to
9223 types of function parameters.
9225 2012-04-02 Tristan Gingold <gingold@adacore.com>
9227 * ggc-page.c (PAGE_L1_SIZE, PAGE_L2_SIZE, LOOKUP_L1, LOOKUP_L2)
9228 (ggc_allocated_p, lookup_page_table_entry, set_page_table_entry)
9229 (alloc_page, init_ggc, clear_marks, struct ggc_pch_data)
9230 (ggc_pch_this_base): Use uintptr_t instead of size_t.
9232 2012-03-31 H.J. Lu <hongjiu.lu@intel.com>
9235 * config/i386/i386.c (ix86_option_override_internal): Don't
9236 check TARGET_64BIT if TARGET_64BIT_DEFAULT is false.
9238 2012-03-31 Eric Botcazou <ebotcazou@adacore.com>
9240 * tree-cfg.c (call_can_make_abnormal_goto): New predicate.
9241 (stmt_can_make_abnormal_goto): Use it.
9242 (is_ctrl_altering_stmt): Likewise.
9244 2012-03-30 Naveen H.S <naveen.S@kpitcummins.com>
9245 Kaz Kojima <kkojima@gcc.gnu.org>
9247 * config/sh/sh.c (push_regs): Skip banked registers when
9248 resbank attribute is specified.
9249 (sh_expand_epilogue): Likewise.
9251 2012-03-30 Richard Henderson <rth@redhat.com>
9254 * combine-stack-adj.c (prev_active_insn_bb): New.
9255 (next_active_insn_bb): New.
9256 (force_move_args_size_note): New.
9257 (combine_stack_adjustments_for_block): Use it.
9259 2012-03-30 Richard Henderson <rth@redhat.com>
9261 * config/i386/i386.c (struct expand_vec_perm_d): Add one_operand_p.
9262 (ix86_expand_vector_init_duplicate): Initialize it.
9263 (expand_vec_perm_palignr): Likewise.
9264 (ix86_expand_vec_perm_const): Likewise.
9265 (ix86_vectorize_vec_perm_const_ok): Likewise.
9266 (expand_vec_perm_blend): Use it.
9267 (expand_vec_perm_vpermil): Likewise.
9268 (expand_vec_perm_pshufb): Likewise.
9269 (expand_vec_perm_1): Likewise.
9270 (expand_vec_perm_pshuflw_pshufhw): Likewise.
9271 (expand_vec_perm_interleave2): Likewise.
9272 (expand_vec_perm_vpermq_perm_1): Likewise.
9273 (expand_vec_perm_vperm2f128): Likewise.
9274 (expand_vec_perm_interleave3): Likewise.
9275 (expand_vec_perm_vperm2f128_vblend): Likewise.
9276 (expand_vec_perm_vpshufb2_vpermq): Likewise.
9277 (expand_vec_perm_vpshufb2_vpermq_even_odd): Likewise,.
9278 (expand_vec_perm_broadcast): Likewise.
9279 (expand_vec_perm_vpshufb4_vpermq2): Likewise.
9281 2012-03-30 Richard Henderson <rth@redhat.com>
9283 * dwarf2out.c (gen_variable_die): Initialize off.
9285 2012-03-30 Tristan Gingold <gingold@adacore.com>
9287 * config/vms/vms-f.c: New file.
9288 * config/vms/t-vms (vms-f.o): New rule.
9289 * config.gcc (*-*-*vms*): Define fortran_target_objs.
9291 2012-03-30 Richard Guenther <rguenther@suse.de>
9293 PR tree-optimization/52754
9294 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
9295 propagate arbitrary addresses into really plain dereferences.
9297 2012-03-30 Richard Guenther <rguenther@suse.de>
9300 * except.c (emit_to_new_bb_before): Move loop updating ...
9301 (dw2_build_landing_pads): ... here. Use a proper block for
9302 querying the loop father.
9304 2012-03-30 Tristan Gingold <gingold@adacore.com>
9306 * config/ia64/ia64.c (ia64_section_type_flags): Remove
9307 common_object attribute handling.
9308 (SECTION_VMS_OVERLAY): Remove
9309 (ia64_vms_common_object_attribute): Replace abort with an assert.
9310 Do not set DECL_SECTION_NAME.
9311 (ia64_vms_output_aligned_decl_common): Handle common_object
9313 (ia64_vms_elf_asm_named_section): Remove.
9314 * config/ia64/vms.h (TARGET_ASM_NAMED_SECTION): Remove.
9316 2012-03-30 Richard Guenther <rguenther@suse.de>
9319 * double-int.c (rshift_double): Remove not needed cast.
9321 2012-03-30 Richard Guenther <rguenther@suse.de>
9323 * tree-affine.h (print_aff): Remove.
9324 * tree-affine.c (print_aff): Make static.
9325 * tree-data-ref.h (access_matrix_get_index_for_parameter): Remove.
9326 (get_references_in_stmt): Likewise.
9327 (print_direction_vector): Likewise.
9328 (print_dir_vectors): Likewise.
9329 (print_dist_vectors): Likewise.
9330 (dump_subscript): Likewise.
9331 (dump_ddrs): Likewise.
9332 (dump_dist_dir_vectors): Likewise.
9333 (dump_data_references): Likewise.
9334 (dump_data_dependence_relation): Likewise.
9335 (dump_data_dependence_direction): Likewise.
9336 (dump_rdg_vertex): Likewise.
9337 (dump_rdg_component): Likewise.
9338 (debug_ddrs): Declare.
9339 (struct data_ref_loc_d): Move ...
9340 * tree-data-ref.c (struct data_ref_loc_d): ... here.
9341 (get_references_in_stmt): Make static.
9342 (dump_data_references): Likewise.
9343 (dump_subscript): Likewise.
9344 (print_direction_vector): Likewise.
9345 (print_dir_vectors): Likewise.
9346 (print_dist_vectors): Likewise.
9347 (dump_data_dependence_relation): Likewise.
9348 (dump_dist_dir_vectors): Likewise.
9349 (dump_ddrs): Likewise.
9350 (dump_rdg_vertex): Likewise.
9351 (dump_rdg_component): Likewise.
9352 (debug_ddrs): New function.
9353 (access_matrix_get_index_for_parameter): Remove.
9355 2012-03-30 Tristan Gingold <gingold@adacore.com>
9357 * config/vms/vms.c (VMS_CRTL_FLOAT32): Rename.
9358 (VMS_CRTL_FLOAT64, VMS_CRTL_FLOAT64_VAXD): New.
9359 (VMS_CRTL_FLOAT128, VMS_CRTL_DPML, VMS_CRTL_NODMPL)
9360 (VMS_CRTL_32ONLY, VMS_CRTL_G_MASK, VMS_CRTL_G_NONE)
9361 (VMS_CRTL_GA, VMS_CRTL_GL, VMS_CRTL_FLOATV2): New.
9362 (vms_patch_builtins): Handle new flags
9363 * config/vms/vms-crtlmap.map: Completed using nm on
9364 c and math system libraries.
9365 * config/vms/make-crtlmap.awk: Handle any number of flags.
9367 2012-03-30 Martin Jambor <mjambor@suse.cz>
9369 * tree-ssa-ccp.c (insert_clobbers_for_var): Do not assert that there
9370 is a builtin_stack_save in a dominating BB.
9372 2012-03-29 Uros Bizjak <ubizjak@gmail.com>
9374 * config/i386/sse.md (avx_h<plusminus_insn>v4df3): Fix results
9375 crossing 128bit lane boundary.
9377 2012-03-29 Vladimir Makarov <vmakarov@redhat.com>
9379 * ira-color.c (setup_left_conflict_sizes_p): Process all
9380 conflicting objects.
9382 2012-03-29 Jakub Jelinek <jakub@redhat.com>
9384 PR tree-optimization/52760
9385 * tree-vect-slp.c (vect_get_constant_vectors): Convert constant_p
9386 shift count for {L,R}{SHIFT,ROTATE}_EXPR to TREE_TYPE (vector_type).
9388 2012-03-29 Richard Guenther <rguenther@suse.de>
9390 * cgraph.h (cgraph_materialize_all_clones): Remove.
9391 (reset_inline_failed): Likewise.
9392 * cgraphunit.c (cgraph_materialize_all_clones): Make static.
9393 * cgraphbuild.c (reset_inline_failed): Remove.
9394 * rtl.h (cse_main): Remove.
9395 (extended_count): Likewise.
9396 * cse.c (dump_class): Mark as DEBUG_FUNCTION.
9397 (cse_main): Make static.
9398 * combine.c (extended_count): Remove.
9399 (dump_combine_stats): Mark as DEBUG_FUNCTION.
9400 * basic-block.h (reorder_basic_blocks): Remove.
9401 * bb-reorder.c (reorder_basic_blocks): Make static.
9402 * Makefile.in (dse.o): Remove dse.h dependency.
9404 * dse.c (gate_dse): Remove.
9405 (clear_alias_mode_eq): Likewise.
9406 (clear_alias_mode_hash): Likewise.
9407 (dse_record_singleton_alias_set): Likewise.
9408 (dse_invalidate_singleton_alias_set): Likewise.
9410 2012-03-29 H.J. Lu <hongjiu.lu@intel.com>
9412 * config/linux-android.h (ANDROID_STARTFILE_SPEC): Use
9413 crtbegin_so%O%s for -shared.
9414 (ANDROID_ENDFILE_SPEC): Use crtend_so%O%s for -shared.
9416 2012-03-29 Richard Guenther <rguenther@suse.de>
9418 * tree-flow.h (struct pre_expr_d): Remove forward declaration.
9419 (add_to_value): Remove.
9420 (print_value_expressions): Likewise.
9421 * tree-ssa-pre.c (add_to_value): Make static.
9422 (print_value_expressions): Likewise.
9423 * gimple.h (gimple_adjust_this_by_delta): Remove.
9424 * gimple-fold.c (gimple_adjust_this_by_delta): Likewise.
9426 2012-03-29 Richard Guenther <rguenther@suse.de>
9429 * double-int.h (rshift_double): Remove.
9430 * double-int.c (lshift_double): Use absu_hwi to make count positive.
9431 (rshift_double): Make static, take unsigned count argument,
9432 remove handling of negative count argument.
9433 (double_int_rshift): Dispatch to lshift_double.
9435 2012-03-28 H.J. Lu <hongjiu.lu@intel.com>
9437 * config/i386/biarch64.h (TARGET_64BIT_DEFAULT): Add
9440 * config/i386/gnu-user64.h (SPEC_64): Support TARGET_BI_ARCH == 2.
9441 (SPEC_X32): Likewise.
9442 (MULTILIB_DEFAULTS): Likewise.
9444 * config/i386/i386.c (isa_opts): Remove -m64.
9445 (ix86_target_string): Properly handle -m32/-m64/-mx32.
9446 (ix86_option_override_internal): Properly
9447 set OPTION_MASK_ISA_64BIT and OPTION_MASK_ISA_X32 as well as
9448 handle -m32, -m64 and -mx32.
9450 * config/i386/i386.h (TARGET_X32): Replace OPTION_ISA_X32
9451 with OPTION_ABI_X32. Moved after TARGET_LP64.
9452 (TARGET_LP64): Changed to OPTION_ABI_64.
9454 * config/i386/i386.opt (m64): Replace ISA_64BIT with ABI_64.
9455 (mx32): Replace ISA_X32 with ABI_X32.
9457 2012-03-28 Eric Botcazou <ebotcazou@adacore.com>
9459 * tree.c (tree_size) <VECTOR_CST>: New case.
9461 2012-03-28 Uros Bizjak <ubizjak@gmail.com>
9463 * config/i386/i386.c (ix86_modes_tieable_p): Handle 32bit AVX modes.
9464 (ix86_expand_vector_move_misalign): Remove un-needed gen_lowpart calls.
9466 2012-03-28 Jakub Jelinek <jakub@redhat.com>
9469 * tree-ssa-ccp.c (optimize_stdarg_builtin): Optimize
9470 __builtin_va_start to __builtin_next_arg if the latter is
9471 builtin_decl_explicit_p rather than when it is not.
9474 * tree-vect-generic.c (vector_element): Perform multiplication
9475 for pos in bitsizetype type instead of idx type.
9477 2012-03-28 Richard Guenther <rguenther@suse.de>
9479 * loop-init.c (loop_optimizer_init): If loops are preserved
9480 perform incremental initialization of required loop features.
9481 (loop_optimizer_finalize): If loops are to be preserved only
9482 clean up optional loop features.
9483 (rtl_loop_done): Forcefully free loops here.
9484 * cgraph.c (cgraph_release_function_body): Forcefully free loops.
9485 * cfgexpand.c (expand_gimple_cond): Properly add new basic-blocks
9487 (construct_init_block): Likewise.
9488 (construct_exit_block): Likewise.
9489 (gimple_expand_cfg): Clear LOOP_CLOSED_SSA loop state. Cleanup
9490 the CFG after expanding.
9491 * cfgloop.c (verify_loop_structure): Calculate or verify dominators.
9492 If we needed to calculate them, free them afterwards.
9493 * tree-pass.h (PROP_loops): New define.
9494 * tree-ssa-loop.c (pass_tree_loop_init): Provide PROP_loops.
9495 * basic-block.h (CLEANUP_CFG_CHANGED): New.
9496 * cfgcleanup.c (merge_blocks_move): Protect loop latches.
9497 (cleanup_cfg): If we did something and have loops around, fix them up.
9498 * cse.c (rest_of_handle_cse_after_global_opts): Call cleanup_cfg
9499 with CLEANUP_CFG_CHANGED.
9500 * cfghooks.c (merge_blocks): If we merge a loop header into
9501 its predecessor, update the loop structure.
9502 (duplicate_block): If we copy a loop latch, adjust loop state
9503 to note we may have multiple latches.
9504 (delete_basic_block): Mark loops for fixup if we remove a loop.
9505 * cfganal.c (forwarder_block_p): Protect loop latches, headers
9507 * cfgrtl.c (rtl_can_merge_blocks): Protect loop latches.
9508 (cfg_layout_can_merge_blocks_p): Likewise.
9509 * cprop.c (bypass_block): If we create a loop with multiple
9510 entries, mark it for removal.
9511 * except.c (emit_to_new_bb_before): Add the new basic-block
9513 * tree-eh.c (lower_resx): Likewise.
9514 * omp-low.c (finalize_task_copyfn): Do not copy PROP_loops.
9515 (expand_omp_taskreg): Likewise.
9516 * tree-inline.c (initialize_cfun): Likewise.
9517 * tree-mudflap.c (add_bb_to_loop): Prototype.
9518 (mf_build_check_statement_for): Properly add new basic-blocks
9520 * tree-ssa-threadupdate.c (thread_block): Mark loops for fixup
9521 if we remove a loop.
9522 (thread_through_loop_header): Likewise.
9523 * trans-mem.c (tm_log_emit_save_or_restores): Properly add
9524 new basic-blocks to existing loops.
9525 (expand_transaction): Likewise.
9526 * Makefile.in (except.o): Add $(CFGLOOP_H).
9528 (cgraph.o): Likewise.
9529 (cprop.o): Likewise.
9530 (cfgexpand.o): Likewise.
9531 (cfganal.o): Likewise.
9532 (trans-mem.o): Likewise.
9533 (tree-eh.o): Likewise.
9535 2012-03-28 Georg-Johann Lay <avr@gjlay.de>
9538 * config/avr/avr.c (TARGET_BUILTIN_DECL): New define.
9539 (avr_builtin_decl): New static function.
9540 (struct avr_builtin_description, avr_bdesc): Move up.
9541 Add GTY marker. Add field fndecl. Remove redundant field id.
9542 (avr_init_builtins): Initialize avr_bdesc[ID].fndecl.
9543 (avr_expand_builtin): Code cleanup because .id is removed.
9545 2012-03-28 Georg-Johann Lay <avr@gjlay.de>
9548 * config.gcc (tm_file): Remove avr/multilib.h.
9550 * doc/invoke.texi (AVR Options): Adjust documentation of -mtiny-stack.
9552 * config/avr/genmultilib.awk: Remove code to generate multilib.h.
9553 (BEGIN): Use -msp8 as multilib option instead of -mtiny-stack.
9554 * config/avr/t-avr: Remove generation of multilib.h.
9555 * config/avr/t-multilib: Regenerate.
9556 * config/avr/multilib.h: Remove.
9557 * config/avr/avr.opt (-msp8): New option.
9558 (avr_sp8): New variable.
9559 * config/avr/driver-avr.c (avr_device_to_sp8): New function.
9560 * config/avr/avr.h (AVR_HAVE_SPH): New define.
9561 (AVR_HAVE_8BIT_SP): Also set by avr_sp8 i.e. -msp8.
9562 (avr_device_to_sp8): New prototype.
9563 (EXTRA_SPEC_FUNCTIONS): Add { "device_to_sp8", avr_device_to_sp8 }
9564 (DRIVER_SELF_SPECS): New define.
9565 * config/avr/avr-c.c (avr_cpu_cpp_builtins): New built-in defines:
9566 __AVR_SP8__, __AVR_HAVE_SPH__.
9567 * config/avr/avr.c (output_movhi): Use AVR_HAVE_SPH instead of
9568 AVR_HAVE_8BIT_SP to decide if SP_H is present.
9569 (avr_file_start): Ditto.
9571 2012-03-28 Jakub Jelinek <jakub@redhat.com>
9574 * config/i386/sse.md (sse2_loadlpd splitter): Use offset 0
9575 instead of 8 in adjust_address.
9577 2012-03-27 Aurelien Buhrig <aurelien.buhrig.gcc@gmail.com>
9580 * expmed.c (store_bit_field_1): Fix wordnum value for big-endian
9583 2012-03-27 Oleg Endo <olegendo@gcc.gnu.org>
9586 * config/sh/sh.c (sh_legitimize_address, sh_legitimize_reload_address):
9587 Rearrange conditional logic. Move displacement address calculations
9589 (sh_find_mov_disp_adjust): ... this new function.
9591 2012-03-27 H.J. Lu <hongjiu.lu@intel.com>
9593 * config/arm/arm.opt (mapcs): Remove MaskExists.
9594 * config/cris/linux.opt (mno-gotplt): Likewise.
9595 * config/i386/i386.opt (mhard-float): Likewise.
9597 (mno-sse4): Likewise.
9598 * config/m68k/m68k.opt (mhard-float): Likewise.
9599 * config/mep/mep.op (mcop32): Likewise.
9600 * config/pa/pa-hpux.opt (msio): Likewise.
9601 * config/pa/pa64-hpux.opt (mgnu-ld): Likewise.
9602 * config/picochip/picochip.opt (mlittle): Likewise.
9603 * config/sh/sh.opt (mrenesas): Likewise.
9604 * config/sparc/long-double-switch.opt (mlong-double-128): Likewise.
9605 * config/sparc/sparc.opt (mhard-float): Likewise.
9606 * config/v850/v850.opt (mv850es): Likewise.
9607 * config/vax/vax.opt (mg-float): Likewise.
9609 2012-03-27 Martin Jambor <mjambor@suse.cz>
9612 * tree-sra.c (sra_modify_assign): Do not call
9613 load_assign_lhs_subreplacements when working with an unscalarizable
9616 2012-03-27 Uros Bizjak <ubizjak@gmail.com>
9619 * config/i386/i386-protos.h (ix86_legitimize_reload_address):
9621 * config/i386/i386.h (LEGITIMIZE_RELOAD_ADDRESS): New define.
9622 * config/i386/i386.c: Include reload.h.
9623 (ix86_legitimize_reload_address): New function.
9625 2012-03-27 H.J. Lu <hongjiu.lu@intel.com>
9627 * opth-gen.awk: Allocated a bit for Mask and InverseMask if it
9628 hasn't been allocated. Define a target macro for Mask and
9629 InverseMask if it hasn't been defined. Remove MaskExists handling.
9631 * doc/options.texi: Remove MaskExists.
9633 2012-03-27 Chung-Lin Tang <cltang@codesourcery.com>
9636 * config/sh/sh.c (find_barrier): Add equality check of last_got
9637 to avoid going above orig insn. Update comments.
9639 2012-03-27 Richard Guenther <rguenther@suse.de>
9642 * fold-const.c (try_move_mult_to_index): Handle &x.array more
9645 2012-03-27 Eric Botcazou <ebotcazou@adacore.com>
9647 * expmed.c (store_bit_field): Assert that BITREGION_START is a multiple
9648 of a unit before computing the offset in units.
9649 * expr.c (get_bit_range): Return the null range if the enclosing record
9650 is part of a larger bit field.
9652 2012-03-27 Tristan Gingold <gingold@adacore.com>
9654 * config/ia64/vms.h (CASE_VECTOR_MODE): Define.
9655 * config/ia64/ia64.md: Remove mode in template.
9656 Sign extend operand in expand_simple_binop.
9657 * config/ia64/ia64.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use
9658 CASE_VECTOR_MODE instead of TARGET_ILP32.
9659 (ADDR_VEC_ALIGN): Make it depends on CASE_VECTOR_MODE.
9661 2012-03-26 Steven Bosscher <steven@gcc.gnu.org>
9663 * varasm.c (assemble_external): #if 0 out the new assert from the
9664 previous commit, it breaks the Java and Go front ends.
9666 2012-03-26 Steven Bosscher <steven@gcc.gnu.org>
9668 * toplev.c (check_global_declaration_1): Do not call assemble_external.
9669 * expr.c (emit_block_move_libcall_fn): Likewise.
9670 (clear_storage_libcall_fn): Likewise.
9671 (expand_expr_addr_expr_1): Likewise.
9672 (expand_expr_real_1): Likewise.
9673 * calls.c (rtx_for_function_call): Likewise.
9675 * varasm.c (assemble_external): Assert this function is only called
9676 during or after expanding to RTL.
9678 2012-03-26 Martin Jambor <mjambor@suse.cz>
9680 PR tree-optimization/50052
9681 * tree-sra.c (tree_non_aligned_mem_p): Removed.
9682 (tree_non_aligned_mem_for_access_p): Likewise.
9683 (build_accesses_from_assign): Removed strict alignment requirements
9685 (access_precludes_ipa_sra_p): Likewise.
9687 2012-03-26 Richard Guenther <rguenther@suse.de>
9689 PR tree-optimization/52701
9690 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Always
9691 compute and set the evolution part of PHI nodes.
9693 2012-03-26 Richard Guenther <rguenther@suse.de>
9695 PR tree-optimization/52721
9696 * tree-vect-stmts.c (vect_init_vector): Handle scalars.
9698 2012-03-26 Ulrich Weigand <ulrich.weigand@linaro.org>
9700 PR tree-optimization/52686
9701 * tree-vect-data-refs.c (vect_get_smallest_scalar_type): Handle
9704 2012-03-26 Tristan Gingold <gingold@adacore.com>
9706 * config/alpha/vms.h (LINK_SPEC): Simplify.
9707 (STARTFILE_SPEC): Remove -mvms-return-codes handling.
9708 (NAME__MAIN, SYMBOL__MAIN): Remove.
9709 (VMS_DEBUG_MAIN_POINTER): Remove.
9710 * config/ia64/vms.h: Likewise.
9711 * config/alpha/alpha.c (alpha_start_function): Move vms_debug_main
9712 code to vms.c. Call vms_start_function.
9713 * config/ia64/ia64.c (ia64_start_function): Likewise.
9714 * config/vms/vms-protos.h (vms_start_function): Declare.
9715 * config/vms/vms.c (vms_start_function): New function.
9716 * config/vms/vms.h (MATH_LIBRARY): Define.
9717 (VMS_DEBUG_MAIN_POINTER): Define.
9719 2012-03-26 Eric Botcazou <ebotcazou@adacore.com>
9721 PR rtl-optimization/52629
9722 * reload1.c (count_pseudo): Short-circuit common case.
9723 (count_spilled_pseudo): Return early for pseudos without hard regs.
9724 Assert that the pseudo has got a hard reg before manipulating it.
9726 2012-03-24 Jan Hubicka <jh@suse.cz>
9729 * varpool.c (varpool_finalize_decl): Handle toplevel_reorder here.
9730 (decide_is_variable_needed): Do not handle toplevel reorder here.
9731 * cgraph.h (varpool_can_remove_if_no_refs): Likewise.
9732 * ipa.c (cgraph_remove_unreachable_nodes): Remove unreachable vars
9735 2012-03-24 Eric Botcazou <ebotcazou@adacore.com>
9737 * expr.c (optimize_bitfield_assignment_op) <BIT_IOR_EXPR>: Use str_mode
9738 and str_bitsize instead of more convoluted expressions.
9740 2012-03-24 Eric Botcazou <ebotcazou@adacore.com>
9743 * config/sparc/sparc.h (ASM_CPU_SPEC): Pass -Av8 if -mcpu=leon.
9745 2012-03-24 Eric Botcazou <ebotcazou@adacore.com>
9748 * config/sparc/sparc.c (sparc_handle_vis_mul8x16): Fix pasto.
9750 2012-03-23 Martin Jambor <mjambor@suse.cz>
9752 * tree-sra.c (build_accesses_from_assign): Remove FIXME comment.
9754 2012-03-23 Richard Guenther <rguenther@suse.de>
9756 PR tree-optimization/52678
9757 * tree-vectorizer.h (struct _stmt_vec_info): Add
9758 loop_phi_evolution_part member.
9759 (STMT_VINFO_LOOP_PHI_EVOLUTION_PART): New define.
9760 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Initialize
9761 STMT_VINFO_LOOP_PHI_EVOLUTION_PART.
9762 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
9763 Use the cached evolution part and the PHI nodes value from
9764 the loop preheader edge instead of re-analyzing the evolution.
9766 2012-03-22 Maxim Kuvyrkov <maxim@codesourcery.com>
9768 * config/mips/mips-tables.opt: Update.
9769 * config/mips/mips.md (processor): Add xlp.
9770 * config/mips/mips-cpus.def: Add xlp.
9771 * config/mips/mips.c (mips_rtx_cost_data): Add costs for XLP, copy from
9773 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Handle xlp.
9774 * doc/invoke.texi: Mention XLP.
9776 2012-03-22 Jakub Jelinek <jakub@redhat.com>
9779 * tree-nested.c (convert_tramp_reference_stmt): Call declare_vars
9780 on any new_local_var_chain vars declared during recursing on
9781 GIMPLE_OMP_PARALLEL or GIMPLE_OMP_TASK body.
9783 2012-03-22 Uros Bizjak <ubizjak@gmail.com>
9785 * config/alpha/alpha.h (ASM_OUTPUT_ALIGN): Move to config/alpha/elf.h
9786 (ASM_OUTPUT_SKIP): Move to config/alpha/vms.h
9787 (ASM_OUTPUT_LOCAL): Ditto.
9788 (ASM_OUTPUT_COMMON): Remove.
9789 * config/alpha/elf.h (ASM_OUTPUT_DEF_FROM_DECLS): Use ASM_OUTPUT_DEF.
9790 * config/alpha/vms.h (ASM_OUTPUT_ALIGN): Do not undefine before define.
9792 2012-03-22 Jan Hubicka <jh@suse.cz>
9795 * cgraph.c (cgraph_remove_node_and_inline_clones): Add FORBIDDEN_NODE
9797 * cgraph.h (cgraph_remove_node_and_inline_clones): Update prototype.
9798 * ipa-inline-transform.c (save_inline_function_body): Remove
9799 copied clone if needed.
9800 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Update.
9802 2012-03-22 Richard Guenther <rguenther@suse.de>
9805 * fold-const.c (fold_ternary_loc): Fix typo.
9807 2012-03-22 Georg-Johann Lay <avr@gjlay.de>
9810 * config/avr/avr.md (unspec): Remove UNSPEC_MEMORY_BARRIER.
9811 (unspecv): Add UNSPECV_MEMORY_BARRIER.
9812 (cli_sei): Use unspec_volatile instead of unspec for memory barrier.
9813 (delay_cycles_1, delay_cycles_2): Ditto.
9814 (delay_cycles_3, delay_cycles_4): Ditto.
9815 (nopv, *nopv): Ditto.
9816 (sleep, *sleep): Ditto.
9819 2012-03-22 Richard Guenther <rguenther@suse.de>
9821 PR tree-optimization/52548
9822 * tree-ssa-pre.c (valid_in_sets): Remove handling of invalidation
9823 because of clobbers.
9824 (prune_clobbered_mems): New function.
9825 (compute_antic_aux): Use it to prune ANTIC_OUT.
9826 (compute_partial_antic_aux): Use it to prune PA_IN.
9827 (compute_avail): Only insert expressions into EXP_GEN that are not
9828 invalidated when translated up to the beginning of the block.
9830 2012-03-22 Richard Guenther <rguenther@suse.de>
9832 PR tree-optimization/52638
9833 * tree-vect-stmts.c (vect_init_vector_1): New function, split
9835 (vect_init_vector): ... here. Handle scalar vector inits.
9836 (vect_get_vec_def_for_operand): Adjust.
9837 (vectorizable_load): Likewise.
9839 2012-03-22 Uros Bizjak <ubizjak@gmail.com>
9841 * config.gcc (alpha*-*-linux*): Add elfos.h to tm_file.
9842 (alpha*-*-freebsd*): Ditto.
9843 (alpha*-*-netbsd*): Ditto.
9844 (alpha*-*-openbsd*): Ditto.
9845 * config/alpha/elf.h (OBJECT_FORMAT_ELF): Remove.
9846 (DWARF2_DEBUGGING_INFO): Remove.
9847 (PREFERRED_DEBUGGING_TYPE): Remove.
9848 (ASM_FINAL_SPEC): Remove.
9849 (IDENT_ASM_OP): Remove.
9850 (ASM_OUTPUT_IDENT): Remove.
9851 (SKIP_ASM_OP): Remove.
9852 (ASM_OUTPUT_SKIP): Remove.
9853 (ALIGN_ASM_OP): Remove.
9854 (ASM_OUTPUT_BEFORE_CASE_LABEL): Remove.
9855 (ASM_OUTPUT_CASE_LABEL): Remove.
9856 (ASM_OUTPUT_EXTERNAL_LIBCALL): Remove.
9857 (COMMON_ASM_OP): Remove.
9858 (ASM_OUTPUT_ALIGNED_COMMON): Remove.
9859 (ASCII_DATA_ASM_OP): Remove.
9860 (READONLY_DATA_SECTION_ASM_OP): Remove.
9861 (INIT_SECTION_ASM_OP): Remove.
9862 (FINI_SECTION_ASM_OP): Remove.
9863 (ASM_SECTION_START_OP): Remove.
9864 (ASM_OUTPUT_SECTION_START_FILE): Remove.
9865 (TARGET_ASM_NAMED_SECTION): Remove.
9866 (TARGET_ASM_SELECT_SECTION): Remove.
9867 (MAKE_DECL_ONE_ONLY): Remove.
9868 (TYPE_ASM_OP): Remove.
9869 (SIZE_ASM_OP): Remove.
9870 (ASM_WEAKEN_LABEL): Remove.
9871 (TYPE_OPERAND_FMT): Remove.
9872 (ASM_DECLARE_RESULT): Remove.
9873 (ASM_DECLARE_OBJECT_NAME): Remove.
9874 (ASM_FINISH_DECLARE_OBJECT): Remove.
9875 (ELF_ASCII_ESCAPES): Remove.
9876 (ELF_STRING_LIMIT): Remove.
9877 (STRING_ASM_OP): Remove.
9878 (ASM_OUTPUT_EXTERNAL): Remove.
9879 (TARGET_ASM_FILE_START_FILE_DIRECTIVE): Redefine to false.
9880 * config/alpha/alpha.h (PCC_BITFIELD_TYPE_MATTERS): Undefine
9882 (ASM_DECLARE_FUNCTION_NAME): Ditto.
9883 (ASM_DECLARE_FUNCTION_SIZE): Ditto.
9884 (ASM_GENERATE_INTERNAL_LABEL): Ditto.
9885 (ASM_OUTPUT_SKIP): Ditto.
9886 (READONLY_DATA_SECTION_ASM_OP): Remove.
9887 (USER_LABEL_PREFIX): Remove.
9888 (ASM_OUTPUT_ASCII): Remove.
9889 (ASM_OUTPUT_CASE_LABEL): Remove.
9890 (NO_DOLLAR_IN_LABEL): Undefine.
9892 2012-03-22 Richard Guenther <rguenther@suse.de>
9894 PR tree-optimization/52459
9895 * tree-ssa-pre.c (inhibit_phi_insertion): Do not inhibit
9896 PHI insertion for calls.
9898 2012-03-21 Steven Bosscher <steven@gcc.gnu.org>
9900 * cse.c (invalidate_from_sets_and_clobbers, try_back_substitute_reg,
9901 find_sets_in_insn, canonicalize_insn): Split out from ...
9902 (cse_insn): ... here.
9903 (invalidate_from_clobbers): Take an insn instead of the pattern.
9905 2012-03-21 Oleg Endo <olegendo@gcc.gnu.org>
9908 * config/sh/sh-protos.h (sh_fsca_df2int): Remove.
9909 * config/sh/sh.c (sh_fsca_df2int_rtx, sh_fsca_df2int): Remove.
9910 * config/sh/sh.md (sindf2, cosdf2): Remove.
9912 2012-03-21 Kaz Kojima <kkojima@gcc.gnu.org>
9915 * config/sh/sh.c (sh_expand_prologue): Emit blockage at the end of
9916 prologue for unwinder and profiler.
9918 2012-03-21 Andreas Tobler <andreast@fgznet.ch>
9920 * configure.ac (HAVE_LD_NO_DOT_SYMBOLS): Add powerpc64-*-freebsd*.
9921 Introduce emul_name to select the right linker emulation for
9922 powerpc64-*-freebsd*.
9923 * configure: Regenerate.
9924 * config.gcc: Add bits to support powerpc64-*-freebsd*.
9925 * config/rs6000/freebsd.h (POWERPC_FREEBSD): Define.
9926 * config/rs6000/freebsd64.h: New file.
9927 * config/rs6000/rs6000.c (rs6000_option_override_internal): Use
9929 (rs6000_savres_strategy): Likewise.
9930 (rs6000_savres_routine_name): Likewise.
9931 (rs6000_elf_file_end): Likewise.
9932 * config/rs6000/t-freebsd64: New file.
9933 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Set the
9934 rs6000_current_abi for 64-bit FreeBSD to ABI_AIX.
9936 * config/rs6000/freebsd64.h: Remove duplicated entries from last
9938 * config/rs6000/t-freebsd64: Likewise.
9940 2012-03-21 Georg-Johann Lay <avr@gjlay.de>
9942 PR rtl-optimization/52543
9944 * config/avr/avr-protos.h (avr_load_lpm): New prototype.
9945 * config/avr/avr.c (avr_mode_dependent_address_p): New function.
9946 (TARGET_MODE_DEPENDENT_ADDRESS_P): New define.
9947 (avr_load_libgcc_p): Restrict to __flash loads.
9948 (avr_out_lpm): Only handle 1-byte loads from __flash.
9949 (avr_load_lpm): New function.
9950 (avr_find_unused_d_reg): Remove.
9951 (avr_out_lpm_no_lpmx): Remove.
9952 (adjust_insn_length): Handle ADJUST_LEN_LOAD_LPM.
9953 * config/avr/avr.md (unspec): Add UNSPEC_LPM.
9954 (load_<mode>_libgcc): Use UNSPEC_LPM instead of MEM.
9955 (load_<mode>, load_<mode>_clobber): New insns.
9956 (mov<mode>): For multi-byte move from non-generic
9957 16-bit address spaces: Expand to load_<mode> resp.
9958 load_<mode>_clobber.
9959 (load<mode>_libgcc): Remove expander.
9960 (split-lpmx): Remove split.
9962 2012-03-21 Richard Earnshaw <rearnsha@arm.com>
9964 * neon.md (neon_vget_lanev2di): Use gen_lowpart and gen_highpart.
9965 * config/arm/neon.ml (Fixed_return_reg): Renamed to fixed_vector_reg.
9966 All callers changed.
9967 (Fixed_core_reg): New feature.
9968 (Vget_lane [sizes S64 and U64]): Add Fixed_core_reg. Allow fmrrd in
9970 * neon-testgen.ml: Handle Fixed_core_reg.
9972 2012-03-21 Andrew Stubbs <ams@codesourcery.com>
9974 * config/arm/arm.c (thumb2_reorg): Add complete support
9975 for 16-bit instructions.
9976 * config/arm/thumb2.md: Delete obsolete flag-clobbering peepholes.
9978 2012-03-21 Richard Guenther <rguenther@suse.de>
9980 PR tree-optimizer/52636
9981 * tree-vect-slp.c (vect_get_constant_vectors): Convert constants
9982 to the appropriate type.
9984 2012-03-21 Richard Guenther <rguenther@suse.de>
9986 * Makefile.in (cfgexpand.o): Add $(REGS_H) and $(INTEGRATE_H)
9988 * cfgexpand.c (gimple_expand_cfg): Fold in pass_init_function,
9989 pass_jump, pass_initial_value_sets and pass_unshare_all_rtl.
9990 * passes.c (init_optimization_passes): Remove pass_init_function,
9991 pass_jump, pass_initial_value_sets and pass_unshare_all_rtl.
9992 * tree-pass.h (pass_init_function): Remove.
9993 (pass_jump): Remove.
9994 (pass_initial_value_sets): Remove.
9995 (pass_unshare_all_rtl): Remove.
9996 * integrate.c (pass_initial_value_sets): Remove.
9997 * emit-rtl.c (pass_unshare_all_rtl): Remove.
9998 * tree.h (init_function_for_compilation): Remove.
9999 * function.c (init_function_for_compilation): Remove.
10000 (pass_init_function): Remove.
10001 * cfgcleanup.c (rest_of_handle_jump): Remove.
10002 (pass_jump): Remove.
10004 2012-03-20 Jason Merrill <jason@redhat.com>
10006 * tree-streamer-in.c (streamer_alloc_tree): Call
10007 ggc_alloc_zone_cleared_tree_node instead of
10008 ggc_alloc_zone_cleared_tree_node_stat.
10010 2012-03-20 Jonathan Wakely <jwakely.gcc@gmail.com>
10012 * doc/extend.texi (Template Instantiation): Remove anachronisms.
10014 2012-03-20 Jakub Jelinek <jakub@redhat.com>
10017 * config/i386/i386.c (expand_vec_perm_vperm2f128): New function.
10018 (ix86_expand_vec_perm_const_1): Call it.
10020 * config/i386/i386.c (vselect_insn): New variable.
10021 (init_vselect_insn): New function.
10022 (expand_vselect, expand_vselect_insn): Add testing_p argument.
10023 Call init_vselect_insn if vselect_insn is NULL. Adjust
10024 PATTERN (vselect_insn), instead of creating a new insn each time,
10025 only emit a copy of it if not testing and recog has been successful.
10026 (expand_vec_perm_pshufb, expand_vec_perm_1,
10027 expand_vec_perm_pshuflw_pshufhw, expand_vec_perm_broadcast_1): Adjust
10031 * config/i386/i386.md ("isa" attribute): Add avx2 and noavx2.
10032 ("enabled" attribute): Handle avx2 and noavx2 isas.
10033 * config/i386/sse.md (avx2_vec_dupv8sf_1, avx2_pbroadcast<mode>_1):
10035 (vec_dup<mode>): Add avx2 =x,x alternative.
10036 (vec_dup<mode> splitter): Don't split if TARGET_AVX2.
10037 (*avx_vperm_broadcast_<mode>): Don't split V4DFmode if TARGET_AVX2.
10038 For TARGET_AVX2, V8SFmode and elt == 0 split into vbroadcastss.
10039 * config/i386/i386.c (expand_vec_perm_pshufb): Emit also vpermps
10041 (expand_vec_perm_1): For broadcasts, use avx2_pbroadcast<mode>_1
10042 if possible, handle also V8SFmode.
10044 2012-03-20 Richard Earnshaw <rearnsha@arm.com>
10046 * arm/predicates.md (zero_operand, reg_or_zero_operand): New predicates.
10047 * arm/neon.md (neon_vceq<mode>, neon_vcge<mode>): Use
10048 reg_or_zero_operand predicate.
10049 (neon_vcle<mode>, neon_vclt<mode>): Use zero_operand predicate.
10051 2012-03-20 Jakub Jelinek <jakub@redhat.com>
10053 * config/i386/i386.c (ix86_decompose_address) <case ZERO_EXTEND>:
10054 If operand isn't UNSPEC, return 0.
10056 2012-03-20 Richard Guenther <rguenther@suse.de>
10058 * tree-pass.h (pass_rtl_eh): Remove.
10059 * except.c (gate_handle_eh): Likewise.
10060 (rest_of_handle_eh): Likewise.
10061 (pass_rtl_eh): Likewise.
10062 (finish_eh_generation): Export.
10063 * except.h (finish_eh_generation): Declare.
10064 * passes.c (init_optimization_passes): Remove pass_rtl_eh.
10065 * cfgexpand.c (gimple_expand_cfg): Call finish_eh_generation
10066 after expanding stack alignment. Instead of compacting blocks
10069 2012-03-20 Richard Guenther <rguenther@suse.de>
10071 * stor-layout.c (finish_bitfield_representative): Fallback
10072 to conservative maximum size if the padding up to the next
10073 field cannot be computed as a constant.
10074 (finish_bitfield_layout): If we cannot compute the distance
10075 between the start of the bitfield representative and the
10076 bitfield member start a new representative.
10077 * expr.c (get_bit_range): The distance between the start of
10078 the bitfield representative and the bitfield member is zero
10079 if the field offsets are not constants.
10081 2012-03-20 Tristan Gingold <gingold@adacore.com>
10083 * tree.h (enum size_type_kind): Add stk_ prefix to constants,
10084 convert in lowercase.
10085 (sizetype_tab, sizetype, bitsizetype, ssizetype, sbitsizetype)
10086 (size_int, ssize_int, bitsize_int, sbitsize_int): Adjust.
10087 * stor-layout.c (sizetype_tab): Adjust.
10088 (initialize_sizetypes): Use SIZETYPE instead of SIZE_TYPE.
10089 * tree-streamer.c (preload_common_nodes): Use stk_type_kind_last
10090 instead of type_kind_last.
10091 * tree-scalar-evolution.c (interpret_rhs_expr): Use size_int
10092 instead of size_int_kind.
10093 * doc/tm.texi.in (Type Layout): Document SIZETYPE.
10094 * doc/tm.texi: Regenerate.
10095 * defaults.h (SIZETYPE): Provide a default value.
10096 * config/vms/vms.h (SIZE_TYPE): Define as "unsigned int".
10097 (SIZETYPE): Define.
10099 2012-03-20 Oleg Endo <olegendo@gcc.gnu.org>
10101 * config/sh/sh.md: Use braced string notation where applicable.
10103 2012-03-19 Uros Bizjak <ubizjak@gmail.com>
10105 * config/i386/i386.md (allocate_stack): Simplify.
10107 2012-03-19 Uros Bizjak <ubizjak@gmail.com>
10109 * builtins.c (expand_builtin_cexpi): Use copy_addr_to_reg instead of
10110 copy_to_mode_reg (Pmode, ...).
10111 (expand_builtin_frame_address): Ditto.
10112 * expr.c (emit_block_move_via_libcall): Ditto.
10113 (set_storage_via_libcall): Ditto.
10115 * config/i386/i386.c (ix86_expand_movmem): Ditto.
10116 (ix86_expand_setmem): Ditto.
10117 (ix86_trampoline_init): DItto.
10118 * config/i386/i386.md (cmpstrnsi): Ditto.
10120 2012-03-19 Sandra Loosemore <sandra@codesourcery.com>
10122 * config/sh/sh.opt (madjust-unroll): Mark as ignored/obsolete.
10123 * config/sh/sh.h (TARGET_OPT_DEFAULT): Don't use MASK_ADJUST_UNROLL.
10124 * doc/invoke.texi (Option Summary): Remove -madjust-unroll.
10125 (SH Options): Likewise.
10127 2012-03-19 Uros Bizjak <ubizjak@gmail.com>
10129 * config/i386/i386.c (get_thread_pointer): Add tp_mode argument.
10130 Generate ZERO_EXTEND in place if GET_MODE (tp) != tp_mode.
10131 (legitimize_tls_address) <TLS_MODEL_INITIAL_EXEC>: Always generate
10132 DImode UNSPEC_GOTNTPOFF references on TARGET_64BIT.
10133 (ix86_decompose_address): Allow zero extended UNSPEC_TP references.
10136 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
10138 * config/i386/i386.h (TARGET_TLS_INDIRECT_SEG_REFS): New.
10139 * config/i386/i386.c (ix86_decompose_address): Use
10140 TARGET_TLS_INDIRECT_SEG_REFS to prevent %fs:(%reg) addresses.
10141 (legitimize_tls_address): Use TARGET_TLS_INDIRECT_SEG_REFS to load
10142 thread pointer to a register.
10145 2012-03-10 H.J. Lu <hongjiu.lu@intel.com>
10147 * config/i386/i386.c (ix86_decompose_address): Disallow fs:(reg)
10148 if Pmode != word_mode.
10149 (legitimize_tls_address): Call gen_tls_initial_exec_x32 if
10150 Pmode == SImode for TARGET_X32.
10152 * config/i386/i386.md (UNSPEC_TLS_IE_X32): New.
10153 (tls_initial_exec_x32): Likewise.
10155 2012-03-19 Oleg Endo <olegendo@gcc.gnu.org>
10158 * config/sh/sh.h (CONST_OK_FOR_K04, CONST_OK_FOR_K12, DISP_ADDR_P,
10159 DISP_ADDR_OFFSET): New macros.
10160 * config/sh/sh.c (sh_address_cost): Add SH2A special case.
10161 (sh_legitimate_index_p): Allow QImode displacements for non-SH2A.
10162 (sh_legitimize_address): Add QImode displacement handling.
10163 (sh_cannot_change_mode_class): Disallow GENERAL_REGS for SFmode
10165 (sh_secondary_reload): Add QImode displacement handling.
10166 * config/sh/predicates.md (movsrc_no_disp_mem_operand): New predicate.
10167 * config/sh/constraints.md (K04, Snd, Sdd): New constraints.
10168 * config/sh/sh.md (extendqisi2): Remove constraints from expander.
10169 (*extendqisi2_compact): Rename to *extendqisi2_compact_reg, restrict
10170 to register operands only.
10171 (*extendqisi2_compact_mem_disp, *extendqisi2_compact_snd): New insns.
10172 (extendqihi2): Change insn to expander.
10173 (*extendqihi2_compact_reg): New insn.
10174 (movqi_i, movqi): Replace with ...
10175 (movqi, *movqi_reg_reg, *movqi_store_mem_disp12,
10176 *movqi_load_mem_disp, *movqi_load_mem_disp): ... these.
10177 Add new peepholes for QImode displacement addressing.
10179 2012-03-19 Paolo Carlini <paolo.carlini@oracle.com>
10182 * doc/invoke.texi: Document -Wuseless-cast.
10184 2012-03-19 Eric Botcazou <ebotcazou@adacore.com>
10186 * tree.def (REALPART_EXPR, IMAGPART_EXPR, VIEW_CONVERT_EXPR): Move.
10187 * tree.h (handled_component_p): Reorder cases.
10188 * dwarf2out.c (loc_list_for_address_of_addr_expr_of_indirect_ref): Do
10189 not initialize unsignedp.
10190 (loc_list_from_tree): Likewise.
10191 (fortran_common): Likewise.
10192 * simplify-rtx.c (delegitimize_mem_from_attrs): Likewise.
10194 2012-03-19 Uros Bizjak <ubizjak@gmail.com>
10196 * config/i386/i386.c (ix86_expand_prologue) <CM_LARGE_PIC>: Use Pmode
10197 mode consistently. Use ix86_gen_add3. Assert that Pmode == DImode.
10198 (ix86_expand_split_stack_prologue): Use ix86_gen_add3.
10199 (ix86_split_long_move): Ditto.
10200 (legitimize_tls_address): Use ix86_gen_sub3.
10201 (construct_plt_address): Assert that Pmode == DImode.
10203 2012-03-18 Uros Bizjak <ubizjak@gmail.com>
10205 * config/i386/i386.md: Remove empty predicates and/or constraints.
10206 * config/i386/sync.md: Ditto.
10207 * config/i386/sse.md: Ditto.
10208 * config/i386/mmx.md: Ditto.
10209 * config/i386/pentium.md: Ditto.
10210 * config/i386/athlon.md: Ditto.
10212 2012-03-16 Richard Guenther <rguenther@suse.de>
10214 PR tree-optimization/52603
10215 * tree-vect-data-refs.c (vect_can_force_dr_alignment_p): Clarify
10219 2012-03-14 Richard Guenther <rguenther@suse.de>
10221 PR tree-optimization/52571
10222 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Move
10223 flag_section_anchors check ...
10224 (vect_can_force_dr_alignment_p): ... here.
10226 2012-03-16 Martin Jambor <mjambor@suse.cz>
10228 * expr.c (expand_expr_real_1): Handle misaligned scalar reads from
10229 memory through MEM_REFs by calling extract_bit_field.
10231 2012-03-16 Richard Guenther <rguenther@suse.de>
10233 * fold-const.c (native_interpret_expr): Also support POINTER_TYPE
10234 and REFERENCE_TYPE interpretations.
10235 (can_native_interpret_type_p): New function.
10236 (fold_ternary_loc): Use native encode/interpret to fold
10237 BIT_FIELD_REFs of constants.
10239 2012-03-16 Richard Guenther <rguenther@suse.de>
10241 PR middle-end/52584
10242 * fold-const.c (fold_ternary_loc): Fold vector typed BIT_FIELD_REFs
10243 of vector constants and constructors.
10245 2012-03-16 Richard Guenther <rguenther@suse.de>
10247 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Use
10248 VIEW_CONVERT_EXPR to convert constants.
10249 (vect_is_simple_use): Treat all constants as vec_constant_def.
10251 2012-03-16 Richard Guenther <rguenther@suse.de>
10252 Kai Tietz <ktietz@redhat.com>
10254 PR middle-end/48814
10255 * gimplify.c (gimplify_self_mod_expr): Evaluate postfix
10256 side-effects completely in the pre-queue and use a temporary
10259 2012-03-16 Richard Guenther <rguenther@suse.de>
10261 * stor-layout.c (finish_bitfield_representative): Fall back
10262 to the conservative maximum size if we cannot compute the
10263 size of the tail padding.
10265 2012-03-16 Tristan Gingold <gingold@adacore.com>
10267 * config/vms/vms.h (TARGET_OS_CPP_BUILTINS): Define
10268 __CRTL_VER and __VMS_VER.
10269 * config/vms/vms-protos.h: Declare vms_c_get_crtl_ver
10270 and vms_c_get_vms_ver.
10271 * config/vms/vms-c.c (vms_c_get_crtl_ver, vms_c_get_vms_ver): New
10273 * config/alpha/vms.h (VMS_DEFAULT_CRTL_VER)
10274 (VMS_DEFAULT_VMS_VER): Define.
10275 * config/ia64/vms.h (VMS_DEFAULT_CRTL_VER)
10276 (VMS_DEFAULT_VMS_VER): Define.
10278 2012-03-16 Richard Guenther <rguenther@suse.de>
10280 * tree-vect-loop.c (get_initial_def_for_induction): Use
10281 build_constructor directly.
10282 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Use
10283 build_vector_from_val.
10284 * tree.c (build_vector_from_val): Avoid creating a constructor
10285 first when we want a constant vector.
10287 2012-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
10289 * doc/install.texi (Specific, *-*-solaris2*): Improve wording.
10291 2012-03-16 Richard Guenther <rguenther@suse.de>
10293 * tree.h (TREE_VECTOR_CST_ELTS): Remove.
10294 (VECTOR_CST_NELTS, VECTOR_CST_ELTS, VECTOR_CST_ELT): New defines.
10295 (struct tree_vector): Remove elements member, add variable size
10297 (build_vector_stat): Declare.
10298 (build_vector): Define in terms of build_vector_stat.
10299 * tree.c (build_vector): Rename to ...
10300 (build_vector_stat): ... this. Take array of trees as parameter.
10301 (build_vector_from_ctor): Adjust.
10302 (integer_zerop, integer_onep, integer_all_onesp, iterative_hash_expr,
10303 initializer_zerop): Adjust.
10304 * cfgexpand.c (expand_debug_expr): Likewise.
10305 * expr.c (categorize_ctor_elements_1, expand_expr_real_1,
10306 const_vector_from_tree): Likewise.
10307 * fold-const.c (const_binop, operand_equal_p, native_encode_vector,
10308 native_interpret_vector, fold_unary_loc, vec_cst_ctor_to_array,
10309 fold_vec_perm, fold_binary_loc, fold_ternary_loc): Likewise.
10310 * tree-streamer-in.c (streamer_alloc_tree): Handle TS_VECTOR.
10311 (lto_input_ts_vector_tree_pointers): Adjust.
10312 * tree-streamer-out.c (streamer_write_tree_header): Handle TS_VECTOR.
10313 (write_ts_vector_tree_pointers): Adjust.
10314 * varasm.c (const_hash_1, compare_constant, copy_constant,
10315 output_constant): Adjust.
10316 * gimple-fold.c (gimple_fold_stmt_to_constant_1): Adjust.
10317 * print-tree.c (print_node): Adjust.
10318 * tree-pretty-print.c (dump_generic_node): Adjust.
10319 * tree-vect-generic.c (uniform_vector_p, vector_element,
10320 lower_vec_perm): Adjust.
10321 * tree-vect-loop.c (get_initial_def_for_reduction): Adjust.
10322 * tree-vect-slp.c (vect_get_constant_vectors,
10323 vect_transform_slp_perm_load): Adjust.
10324 * tree-vect-stmts.c (vect_gen_perm_mask): Adjust.
10325 * expmed.c (make_tree): Adjust.
10326 * config/i386/i386.c (ix86_expand_builtin): Adjust.
10327 * config/sparc/sparc.c (sparc_handle_vis_mul8x16): Adjust interface
10328 and implementation.
10329 (sparc_fold_builtin): Adjust.
10331 2012-03-16 Tristan Gingold <gingold@adacore.com>
10333 * config.gcc (*-*-*vms*): Define use_gcc_stdint and tm_file.
10334 * config/vms/vms-stdint.h: New file.
10336 2012-03-16 Tristan Gingold <gingold@adacore.com>
10338 * config.host (alpha64-dec-*vms*, alpha*-dec-*vms*)
10339 (ia64-hp-*vms*): Replaced by ...
10340 (*-*-*vms*): ... This new entry.
10342 2012-03-15 Jakub Jelinek <jakub@redhat.com>
10345 * config/i386/i386.c (expand_vec_perm_vperm2f128_vblend): New function.
10346 (ix86_expand_vec_perm_const_1): Use it.
10349 * config/i386/sse.md (UNSPEC_VPERMDF): Remove.
10350 (avx2_permv4df): Remove.
10351 (avx2_permv4di): Macroize into...
10352 (avx2_perm<mode>): ... this using VI8F_256 iterator.
10353 (avx2_permv4di_1): Macroize into...
10354 (avx2_perm<mode>_1): ... this using VI8F_256 iterator.
10356 2012-03-15 Ulrich Weigand <ulrich.weigand@linaro.org>
10358 * combine.c (apply_distributive_law): Do not distribute SUBREG.
10360 2012-03-15 Ira Rosen <irar@il.ibm.com>
10361 Ulrich Weigand <ulrich.weigand@linaro.org>
10363 * tree-vect-patterns.c (widened_name_p): Rename to ...
10364 (type_conversion_p): ... this. Add new argument to determine
10365 if it's a promotion or demotion operation. Check for
10366 CONVERT_EXPR_CODE_P instead of NOP_EXPR.
10367 (vect_recog_dot_prod_pattern): Call type_conversion_p instead
10369 (vect_recog_widen_mult_pattern, vect_recog_widen_sum_pattern,
10370 vect_operation_fits_smaller_type, vect_recog_widen_shift_pattern):
10372 (vect_recog_mixed_size_cond_pattern): Likewise and allow
10373 non-constant then and else clauses.
10375 2012-03-15 Ira Rosen <irar@il.ibm.com>
10376 Ulrich Weigand <ulrich.weigand@linaro.org>
10378 * tree-vectorizer.h (vect_pattern_recog): Add new argument.
10379 * tree-vect-loop.c (vect_analyze_loop_2): Update call to
10380 vect_pattern_recog.
10381 * tree-vect-patterns.c (widened_name_p): Pass basic block
10382 info to vect_is_simple_use.
10383 (vect_recog_dot_prod_pattern): Fail for basic blocks.
10384 (vect_recog_widen_sum_pattern): Likewise.
10385 (vect_handle_widen_op_by_const): Support basic blocks.
10386 (vect_operation_fits_smaller_type,
10387 vect_recog_over_widening_pattern): Likewise.
10388 (vect_recog_vector_vector_shift_pattern): Support basic blocks.
10389 Update call to vect_is_simple_use.
10390 (vect_recog_mixed_size_cond_pattern): Support basic blocks.
10392 (check_bool_pattern): Add an argument, update call to
10393 vect_is_simple_use and the recursive calls.
10394 (vect_recog_bool_pattern): Update relevant function calls.
10396 (vect_mark_pattern_stmts): Update calls to new_stmt_vec_info.
10397 (vect_pattern_recog_1): Check for reduction only in loops.
10398 (vect_pattern_recog): Add new argument. Support basic blocks.
10399 * tree-vect-stmts.c (vectorizable_conversion): Pass basic block
10400 info to vect_is_simple_use_1.
10401 * tree-vect-slp.c (vect_get_and_check_slp_defs): Support basic blocks.
10402 (vect_slp_analyze_bb_1): Call vect_pattern_recog.
10404 2012-03-15 Jakub Jelinek <jakub@redhat.com>
10405 Andrew Pinski <apinski@cavium.com>
10407 PR middle-end/52592
10408 * builtins.c (expand_builtin_int_roundingfn_2): If expanding
10409 BUILT_IN_IR{INT,OUND}* using optab fails, emit lr{int,ound}*
10410 calls instead of __builtin_ir{int,ound}*.
10412 2012-03-15 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
10414 * doc/sourcebuild.texi (cleanup-modules, keep-modules): Update
10417 2012-03-15 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
10419 * config.gcc (target_type_format_char): New. Document it. Set it for
10421 * configure.ac (gnu_unique_option): Use target_type_format_char
10422 in test. Comment rationale.
10423 * configure: Regenerate .
10425 2012-03-15 Jakub Jelinek <jakub@redhat.com>
10427 PR tree-optimization/52267
10428 * tree-vrp.c (masked_increment): New function.
10429 (register_edge_assert_for_2): Derive ASSERT_EXPRs
10430 from (X & CST1) cmp CST2 tests.
10432 2012-03-15 Richard Guenther <rguenther@suse.de>
10434 PR middle-end/52580
10435 * tree-data-ref.c (subscript_dependence_tester_1): Check
10436 all dimensions for non-conflicting access functions.
10438 2012-03-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
10441 * doc/invoke.texi [C++ Language Options]: Document
10442 -ftemplate-backtrace-limit.
10444 2012-03-15 Tristan Gingold <gingold@adacore.com>
10446 * c-parser.c (c_parser_parameter_declaration): Handle #pragma
10447 before a parameter.
10449 2012-03-15 Tristan Gingold <gingold@adacore.com>
10451 * dwarf2out.c (gen_subprogram_die): Require dwarf unwinding to
10452 use DW_OP_call_frame_cfa.
10454 2012-03-14 H.J. Lu <hongjiu.lu@intel.com>
10457 * config/i386/i386-opts.h (pmode): New.
10459 * config/i386/i386.c (ix86_option_override_internal): Properly
10460 check and set ix86_pmode.
10462 * config/i386/i386.h (Pmode): Check ix86_pmode instead of TARGET_64BIT.
10464 * config/i386/i386.opt (maddress-mode=): New.
10466 * doc/invoke.texi: Document -maddress-mode=short|long for x86.
10468 2012-03-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
10470 * dwarf2cfi.c (def_cfa_0): Remove MIPS_DEBUGGING_INFO handling.
10471 (dwarf2out_do_cfi_asm): Likewise.
10472 * dwarf2out.c (output_call_frame_info): Remove MIPS_DEBUGGING_INFO
10474 (add_data_member_location_attribute): Likewise.
10475 (gen_array_type_die): Likewise.
10476 (gen_subprogram_die): Likewise.
10477 (gen_producer_string): Likewise.
10478 * sdbout.c (sdbout_begin_prologue): Declare unconditionally.
10479 Remove MIPS_DEBUGGING_INFO handling.
10480 (sdb_debug_hooks): Likewise.
10481 (sdbout_begin_block): Likewise.
10482 (sdbout_end_block): Likewise.
10483 (sdbout_begin_prologue): Likewise.
10484 (sdbout_start_source_file): Likewise.
10485 (sdbout_end_source_file): Likewise.
10486 (sdbout_init): Likewise.
10487 * system.h (MIPS_DEBUGGING_INFO): Poison.
10489 2012-03-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
10491 * config/alpha/alpha.c [HAVE_STAMP_H]: Remove.
10492 (alpha_file_start) [MS_STAMP]: Remove.
10494 * config/alpha/elf.h (TARGET_GAS): Remove.
10495 * config/alpha/freebsd.h (TARGET_DEFAULT): Remove.
10496 * config/alpha/linux.h (TARGET_DEFAULT): Remove.
10497 * config/alpha/netbsd.h (TARGET_DEFAULT): Remove.
10498 * config/alpha/vms.h (TARGET_DEFAULT): Remove.
10499 * config.gcc (alpha*-*-linux*): Remove target_cpu_default.
10500 (alpha*-*-freebsd*): Likewise.
10501 (alpha*-*-netbsd*): Likewise.
10502 (alpha*-*-openbsd*): Likewise.
10503 (alpha*-*-*): Remove target_cpu_default2.
10504 * config/alpha/alpha.c (alpha_output_filename): Remove !TARGET_GAS
10506 * config/alpha/alpha.h (TARGET_AS_CAN_SUBTRACT_LABELS): Remove.
10507 (TARGET_AS_SLASH_BEFORE_SUFFIX): Remove.
10508 * config/alpha/alpha.c (print_operand): Always assume
10509 TARGET_AS_SLASH_BEFORE_SUFFIX.
10510 * config/alpha/alpha.md ("*builtin_setjmp_receiver_er_sl_1"):
10511 Remove TARGET_AS_CAN_SUBTRACT_LABELS.
10512 ("*builtin_setjmp_receiver_er_1"): Remove.
10513 * config/alpha/alpha.opt (malpha-as): Remove.
10515 * doc/invoke.texi (Option Summary, DEC Alpha Options): Remove
10517 Remove DEC Unix reference.
10519 * config/alpha/alpha.h (OBJECT_FORMAT_COFF): Remove.
10520 (EXTENDED_COFF): Remove.
10521 * config/alpha/elf.h (OBJECT_FORMAT_COFF): Don't undef.
10522 (EXTENDED_COFF): Don't undef.
10523 * config/alpha/alpha.c (alpha_file_start): Always assume
10525 Don't set targetm.asm_file_start_file_directive.
10526 [!OBJECT_FORMAT_ELF]: Remove.
10527 (TARGET_ASM_FILE_START_FILE_DIRECTIVE): Remove.
10529 * config/alpha/alpha.h (SDB_DEBUGGING_INFO): Remove.
10530 (DBX_DEBUGGING_INFO): Remove.
10531 (MIPS_DEBUGGING_INFO): Remove.
10532 (PREFERRED_DEBUGGING_TYPE): Remove.
10533 (DBX_OUTPUT_SOURCE_LINE): Remove.
10534 (SDB_OUTPUT_SOURCE_LINE): Remove.
10535 (DBX_CONTIN_LENGTH): Remove.
10536 (NO_DBX_FUNCTION_END): Remove.
10537 (ASM_STABS_OP): Remove.
10538 (ASM_STABN_OP): Remove.
10539 (ASM_STABD_OP): Remove.
10540 (SDB_ALLOW_FORWARD_REFERENCES): Remove.
10541 (SDB_ALLOW_UNKNOWN_REFERENCES): Remove.
10542 (PUT_SDB_DEF): Remove.
10543 (PUT_SDB_PLAIN_DEF): Remove.
10544 (PUT_SDB_TYPE): Remove.
10545 (sdb_label_count): Remove.
10546 (PUT_SDB_BLOCK_START): Remove.
10547 (PUT_SDB_BLOCK_END): Remove.
10548 (PUT_SDB_FUNCTION_START): Remove.
10549 (PUT_SDB_FUNCTION_END): Remove.
10550 (PUT_SDB_EPILOGUE_END): Remove.
10551 * config/alpha/elf.h (SDB_DEBUGGING_INFO): Don't undef.
10552 (MIPS_DEBUGGING_INFO): Don't undef.
10553 (DBX_DEBUGGING_INFO): Don't undef.
10554 * config/alpha/vms.h (SDB_DEBUGGING_INFO): Don't undef.
10555 (MIPS_DEBUGGING_INFO): Don't undef.
10556 (DBX_DEBUGGING_INFO): Don't undef.
10557 * config/alpha/freebsd.h (DBX_CONTIN_CHAR): Remove.
10558 * config/alpha/alpha.c (alpha_option_override): Remove SDB_DEBUG
10560 (alpha_start_function): Likewise.
10561 (sdb_label_count): Remove.
10562 (alpha_output_filename): Remove DBX_DEBUG handling.
10563 (alpha_file_start): Likewise.
10565 2012-03-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
10567 * config.gcc (enable_obsolete): Remove *-*-solaris2.8*.
10568 (*-*-solaris2.[0-8], *-*-solaris2.[0-8].*): Mark unsupported.
10569 (i[34567]86-*-solaris2*, x86_64-*-solaris2.1[0-9]*): Remove
10571 * configure.ac (gcc_cv_ld_hidden): Remove *-*-solaris2.8*.
10572 (ld_tls_support): Remove Solaris 8 references.
10573 (lwp_dir, lwp_spec): Remove support for alternate thread library.
10574 * acinclude.m4 (gcc_cv_initfini_array): Remove *-*-solaris2.* tests.
10575 * configure: Regenerate.
10576 * config.in: Regenerate.
10578 * config/sol2.h (LINK_SPEC): Remove LIB_THREAD_LDFLAGS_SPEC.
10579 * config/i386/sol2.h: Remove Solaris 8 references.
10581 * doc/install.texi (Specific, i?86-*-solaris2.[89]): Rename to ...
10582 (i?86-*-solaris2.9): ... this.
10583 Remove Solaris 8 references.
10584 (Specific, *-*-solaris2*): Document Solaris 8 removal.
10585 Remove Solaris 8 references.
10587 2012-03-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
10589 * config.gcc (enable_obsolete): Remove mips-sgi-irix6.5.
10590 (mips-sgi-irix6.5*): Remove.
10591 * config.host (mips-sgi-irix*): Remove.
10592 * configure.ac (enable_fixed_point): Remove mips*-sgi-irix*.
10593 (set_have_as_tls): Remove *-*-irix6*.
10594 (gcc_cv_ld_static_dynamic): Remove mips-sgi-irix6*.
10595 * configure: Regenerate.
10597 * config/mips/iris6.h: Remove.
10598 * config/mips/iris6.opt: Remove.
10599 * config/mips/t-irix6: Remove.
10601 * config/mips/mips.h (TARGET_GPWORD): Remove IRIX 6 N64 handling.
10602 (TARGET_IRIX6): Remove.
10603 (TARGET_CPU_CPP_BUILTINS): Remove IRIX 6 handling.
10604 Don't define LANGUAGE_C, _LANGUAGE_C for Objective-C.
10605 * config/mips/mips.c (mips_build_builtin_va_list): Remove IRIX 6
10607 (mips_file_start): Likewise.
10608 * config/mips/mips-protos.h (irix_asm_output_align): Remove.
10610 * config/mips/driver-native.c [__sgi__]: Remove.
10611 (host_detect_local_cpu) [__sgi__]: Remove.
10613 * config/mips/gnu-user.h: Remove iris5.h reference.
10615 * config/mips/mips-modes.def: Remove IRIX 6 reference.
10616 * config/mips/gnu-user64.h (MIPS_TFMODE_FORMAT): Remove.
10617 * config/mips/mips.c (mips_option_override) [MIPS_TFMODE_FORMAT]:
10620 * gcc.c (main): Move asm_debug initialization ...
10621 (asm_debug): ... here.
10623 * ginclude/stddef.h (__STDDEF_H__): Don't define.
10625 * defaults.h (LINK_ELIMINATE_DUPLICATE_LDIRECTORIES): Remove.
10626 * system.h (LINK_ELIMINATE_DUPLICATE_LDIRECTORIES): Poison.
10627 * collect2.c [LINK_ELIMINATE_DUPLICATE_LDIRECTORIES]: Remove.
10628 (main) [LINK_ELIMINATE_DUPLICATE_LDIRECTORIES]: Remove.
10629 [LINK_ELIMINATE_DUPLICATE_LDIRECTORIES] (is_in_args): Remove.
10630 * doc/tm.texi.in (Driver, LINK_ELIMINATE_DUPLICATE_LDIRECTORIES):
10632 * doc/tm.texi: Regenerate.
10634 * doc/invoke.texi (Debugging Options, -gdwarf-<version>): Remove
10636 (MIPS Options, -march): Remove IRIX reference.
10637 * doc/install.texi (Binaries, SGI IRIX): Remove.
10638 (Specific, mips-sgi-irix6): Document IRIX 6.5 removal, remove rest
10640 * doc/trouble.texi (Interoperation): Remove -lgl_s handling.
10642 2012-03-14 Martin Jambor <mjambor@suse.cz>
10644 * expr.c (expand_assignment): Use expand_expr with EXPAND_WRITE
10645 when expanding MEM_REFs, MEM_TARGET_REFs and handled_component bases.
10646 (expand_expr_real_1): Do not handle misalignment if modifier is
10649 2012-03-14 Richard Guenther <rguenther@suse.de>
10651 PR middle-end/52584
10652 * tree-vect-generic.c (type_for_widest_vector_mode): Take
10653 element type instead of mode, use build_vector_type_for_mode
10654 instead of the langhook, build a vector of proper signedness.
10655 (expand_vector_operations_1): Adjust.
10657 2012-03-14 Richard Guenther <rguenther@suse.de>
10659 PR middle-end/52582
10660 * gimple-fold.c (canonicalize_constructor_val): Make sure we have
10661 a cgraph node for a FUNCTION_DECL that comes from a constructor.
10662 (gimple_get_virt_method_for_binfo): Likewise.
10664 2012-03-14 Richard Guenther <rguenther@suse.de>
10666 PR tree-optimization/52571
10667 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Move
10668 flag_section_anchors check ...
10669 (vect_can_force_dr_alignment_p): ... here. Do not re-align
10670 DECL_COMMON variables.
10672 2012-03-14 Richard Guenther <rguenther@suse.de>
10674 * tree.h (DECL_BIT_FIELD_REPRESENTATIVE): New define.
10675 * stor-layout.c (start_bitfield_representative): New function.
10676 (finish_bitfield_representative): Likewise.
10677 (finish_bitfield_layout): Likewise.
10678 (finish_record_layout): Call finish_bitfield_layout.
10679 * tree.c (free_lang_data_in_decl): Only free DECL_QUALIFIER
10680 for QUAL_UNION_TYPE fields.
10681 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
10682 Stream DECL_BIT_FIELD_REPRESENTATIVE.
10683 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
10685 PR middle-end/52080
10686 PR middle-end/52097
10687 PR middle-end/48124
10688 * expr.c (get_bit_range): Unconditionally extract bitrange
10689 from DECL_BIT_FIELD_REPRESENTATIVE.
10690 (expand_assignment): Adjust call to get_bit_range.
10692 2012-03-14 Richard Guenther <rguenther@suse.de>
10694 PR middle-end/52578
10695 * fold-const.c (fold_unary_loc): Fold (T1)(T2)x to (T1)x if
10696 the outermost conversion is a sign-change only.
10697 (fold_binary_loc): Disregard widening and sign-changing
10698 conversions when we determine if two variables are equal
10700 * tree-ssa-forwprop.c (combine_conversions): Fold (T1)(T2)x to
10701 (T1)x if the outermost conversion is a sign-change only.
10703 2012-03-14 Uros Bizjak <ubizjak@gmail.com>
10706 2012-03-14 Uros Bizjak <ubizjak@gmail.com>
10708 * config/i386/predicates.md (constant_call_address_operand): Declare
10709 as special predicate. Update all uses.
10711 2012-03-13 Jakub Jelinek <jakub@redhat.com>
10714 * c-parser.c (c_parser_postfix_expression)
10715 <case RID_BUILTIN_SHUFFLE>: Call mark_exp_read on argument values.
10717 * config/i386/smmintrin.h: Avoid /* within a comment.
10718 * config/i386/nmmintrin.h: Likewise.
10720 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
10722 * config/i386/i386.md (xbegin): Remove constraint from expander.
10724 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
10726 * config/i386/predicates.md (constant_call_address_operand): Declare
10727 as special predicate. Update all uses.
10728 * config/i386/i386.md: Remove mode from constant_call_address_operand
10730 * config/i386/i386.c (ix86_output_call_insn): Call
10731 constant_call_address_operand with VOIDmode.
10733 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
10735 * config/i386/i386.c (ix86_decompose_address): Handle subregs of
10736 AND zero extended address correctly.
10738 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
10740 * config/i386/predicates.md (tls_symbolic_operand): Declare as
10742 (tls_modbase_operand): Ditto.
10743 * config/i386/i386.md: Remove mode from tls_symbolic_operand and
10744 tls_modbase_operand predicates.
10746 2012-03-13 Martin Jambor <mjambor@suse.cz>
10748 * expr.c (expand_assignment): Handle misaligned scalar writes to
10749 memory through top-level MEM_REFs by calling store_bit_field.
10751 2012-03-13 Richard Guenther <rguenther@suse.de>
10753 PR middle-end/52134
10754 * fold-const.c (fold_binary_loc): Fold (X * Y) & -(1 << CST) to X * Y
10755 if Y is a constant multiple of 1 << CST.
10757 2012-03-13 Georg-Johann Lay <avr@gjlay.de>
10760 * config/avr/avr.c (avr_prologue_setup_frame): Cut down stack
10761 offset (size) to a value the insns can deal with.
10762 (expand_epilogue): Ditto.
10764 2012-03-13 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
10766 * config/arm/neon.ml (ops): Fixup expected instructions for
10767 unsigned vector compares.
10769 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
10771 * config/i386/i386.c (ix86_decompose_address): Prevent %fs:(%reg)
10772 addresses only when %reg is not in word mode.
10774 2012-03-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
10776 * config/microblaze/microblaze.md: Fix typo.
10777 * tree-if-conv.c: Likewise.
10778 * tree-vect-patterns.c: Likewise.
10780 2012-03-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
10782 * config.gcc (extra_passes): Remove.
10783 * configure.ac (extra_passes): Don't substitute.
10784 * configure: Regenerate.
10785 * Makefile.in (EXTRA_PASSES): Remove.
10786 (GCC_PASSES): Remove $(EXTRA_PASSES).
10787 (MOSTLYCLEANFILES): Likewise.
10788 (native): Likewise.
10789 (install-common): Likewise.
10791 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
10793 * config/i386/i386.h (TARGET_TLS_INDIRECT_SEG_REFS): New.
10794 * config/i386/i386.c (ix86_decompose_address): Use
10795 TARGET_TLS_INDIRECT_SEG_REFS to prevent %fs:(%reg) addresses.
10796 (legitimize_tls_address): Use TARGET_TLS_INDIRECT_SEG_REFS to load
10797 thread pointer to a register.
10799 2012-03-12 H.J. Lu <hongjiu.lu@intel.com>
10801 * config/i386/i386.md (*tls_global_dynamic_64_<mode>): Remove :P
10802 on tls_symbolic_operand.
10803 (tls_global_dynamic_64_<mode>): Likewise.
10805 2012-03-12 Georg-Johann Lay <avr@gjlay.de>
10808 * output.h (SECTION_EXCLUDE, SECTION_MACH_DEP): Don't use
10809 SECTION_MACH_DEP reserved bits for SECTION_EXCLUDE.
10811 2012-03-12 Georg-Johann Lay <avr@gjlay.de>
10814 * config/avr/avr.c (avr_mode_code_base_reg_class): Change return
10815 type from reg_class_t to enum reg_class.
10816 * config/avr/avr-protos.h (avr_mode_code_base_reg_class): Ditto.
10818 2012-03-12 Andrew Pinski <apinski@cavium.com>
10820 * tree-ssa-phiopt.c (single_non_singleton_phi_for_edges): New function.
10821 (tree_ssa_phiopt_worker): Use single_non_singleton_phi_for_edges.
10822 (value_replacement): Likewise.
10823 (empty_block_p): Check also if the PHIs for the block are empty.
10825 2012-03-12 Georg-Johann Lay <avr@gjlay.de>
10828 * config/avr/avr.c (avr_out_movmem): Fix typo in output template
10829 for the case ADDR_SPACE_FLASH and AVR_HAVE_LPMX introduced in
10830 r184615 from 2012-02-28.
10832 2012-03-12 H.J. Lu <hongjiu.lu@intel.com>
10834 * config/i386/i386.c (ix86_gen_tls_global_dynamic_64): New.
10835 (ix86_gen_tls_local_dynamic_base_64): Likewise.
10836 (ix86_option_override_internal): Set ix86_gen_tls_global_dynamic_64
10837 and ix86_gen_tls_local_dynamic_base_64.
10838 (legitimize_tls_address): Use ix86_gen_tls_global_dynamic_64 and
10839 ix86_gen_tls_local_dynamic_base_64.
10841 * config/i386/i386.md (*tls_global_dynamic_64): Renamed to ...
10842 (*tls_global_dynamic_64_<mode>): This.
10843 (tls_global_dynamic_64): Renamed to ...
10844 (tls_global_dynamic_64_<mode>): This.
10845 (*tls_local_dynamic_base_64): Renamed to ...
10846 (*tls_local_dynamic_base_64_<mode>): This.
10847 (tls_local_dynamic_base_64): Renamed to ...
10848 (tls_local_dynamic_base_64_<mode>): This.
10850 2012-03-12 H.J. Lu <hongjiu.lu@intel.com>
10852 * config/i386/i386.c (ix86_option_override_internal): Properly
10853 set ix86_gen_leave and ix86_gen_monitor. Check Pmode == DImode,
10854 instead of TARGET_64BIT, to set ix86_gen_add3, ix86_gen_sub3,
10855 ix86_gen_one_cmpl2, ix86_gen_andsp, ix86_gen_allocate_stack_worker,
10856 ix86_gen_adjust_stack_and_probe and ix86_gen_probe_stack_range.
10858 * config/i386/sse.md (sse3_monitor64): Renamed to ...
10859 (sse3_monitor64_<mode>): This.
10861 2012-03-12 Tristan Gingold <gingold@adacore.com>
10863 * config/ia64/ia64.c (ia64_function_arg_1): Move code around.
10864 (ia64_function_arg_advance): Ditto.
10866 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
10868 * config.gcc (mips*-*-openbsd*): Remove.
10869 * config/mips/openbsd.h: Remove.
10870 * config/mips/sdb.h: Remove.
10872 * config/mips/mips.h (SDB_OUTPUT_SOURCE_LINE): Remove.
10873 * config/mips/mips.c (sdb_label_count): Remove.
10874 (mips_debugger_offset): Remove #if 0 code.
10875 (mips_output_function_prologue) [SDB_DEBUGGING_INFO]: Remove.
10876 * config/mips/sde.h (SDB_DEBUGGING_INFO): Don't undef.
10878 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
10880 * doc/install.texi (Specific, i?86-*-solaris2.[89]): Update
10881 binutils reference.
10882 (Specific, i?86-*-solaris2.10): Remove GCC 4.0 reference.
10883 Update binutils references.
10884 (Specific, *-*-solaris2*): Mention bundled GCC in Solaris 10 and 11.
10885 Update binutils reference.
10886 Update Sun as/GNU ld caveat.
10887 Document binutils largefile requirement for LTO plugin.
10888 Remove reference to alternate libpthread.
10890 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
10892 * config.gcc (alpha*-dec-osf5.1*): Remove.
10893 * config.host (alpha*-dec-osf*): Remove.
10894 * configure.ac (*-*-osf*): Remove.
10895 (alpha*-dec-osf*): Remove.
10896 * configure: Regenerate.
10898 * config/alpha/host-osf.c, config/alpha/osf5.h, config/alpha/osf5.opt,
10899 config/alpha/va_list.h, config/alpha/x-osf: Remove.
10901 * config/alpha/alpha.h (TARGET_LD_BUGGY_LDGP): Remove.
10902 * config/alpha/alpha.c (struct machine_function): Update comment.
10903 (alpha_start_function): Remove Tru64 UNIX as handling for
10905 * config/alpha/alpha.md ("exception_receiver"): Remove
10906 TARGET_LD_BUGGY_LDGP.
10907 ("*exception_receiver_2"): Likewise.
10908 * except.c (finish_eh_generation): Remove Tru64 reference.
10909 * ginclude/stdarg.h [_HIDDEN_VA_LIST]: Don't undef _VA_LIST.
10910 * system.h (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Poison.
10911 * target.def (handle_pragma_extern_prefix): Remove.
10913 * Makefile.in (mips-tfile.o-warn): Remove.
10914 (ALL_HOST_BACKEND_OBJS): Remove mips-tfile.o, mips-tdump.o.
10915 (mips-tfile, mips-tfile.o, mips-tdump, mips-tdump.o): Remove.
10916 * mips-tdump.c, mips-tfile.c: Remove.
10918 * doc/extend.texi (Symbol-Renaming Pragmas): Remove #pragma
10920 * doc/install.texi (Binaries): Remove Tru64 UNIX reference.
10921 (Specific, alpha*-dec-osf5.1): Note removal.
10922 * doc/tm.texi.in (Misc, TARGET_HANDLE_PRAGMA_EXTERN_PREFIX):
10924 * doc/tm.texi: Regenerate.
10925 * doc/trouble.texi (Cross-Compiler Problems): Remove.
10927 2012-03-12 Richard Guenther <rguenther@suse.de>
10929 * config/arm/arm.c (neon_dereference_pointer): Do not call
10930 covert during RTL expansion.
10932 2012-03-12 Tristan Gingold <gingold@adacore.com>
10934 * doc/invoke.texi (VMS Options): Merge Alpha/VMS and IA-64/VMS
10935 Options. Mention -mpointer-size.
10937 2012-03-12 Richard Guenther <rguenther@suse.de>
10939 * config/alpha/alpha.c (alpha_gimplify_va_arg): Use
10940 build_nonstandard_integer_type.
10942 2012-03-12 Richard Guenther <rguenther@suse.de>
10944 * tree.c (signed_or_unsigned_type_for): Use
10945 build_nonstandard_integer_type.
10946 (signed_type_for): Adjust documentation.
10947 (unsigned_type_for): Likewise.
10948 * tree-pretty-print.c (dump_generic_node): Use standard names
10949 for non-standard integer types if available.
10951 2012-03-12 Tristan Gingold <gingold@adacore.com>
10953 * config/vms/vms.opt: Add vms-opts.h header.
10954 (mmalloc64): Use flag_vms_malloc64 flag instead of MALLOC64
10956 (-mvms-return-codes): Document.
10957 (-mpointer-size): New option.
10958 (vms_pointer_size): Add enumeration.
10959 * config/vms/vms-opts.h: New file.
10960 * config/vms/vms.h (TARGET_OS_CPP_BUILTINS): Define
10961 __INITIAL_POINTER_SIZE.
10962 (POINTER_SIZE, SIZE_TYPE, PTRDIFF_TYPE): Adjust definition.
10963 (C_COMMON_OVERRIDE_OPTIONS): Define.
10964 (DWARF2_ADDR_SIZE): Define.
10965 * config/vms/vms.c (vms_patch_builtins): Adjust condition.
10966 * config/vms/vms-protos.h (vms_c_common_override_options):
10968 * config/vms/vms-c.c (vms_pragma_pointer_size): Ignore pragma
10969 if -mno-pointer-size.
10970 (vms_c_common_override_options): New function.
10971 * config/ia64/vms.h (TARGET_DEFAULT): Remove MASK_MALLOC64.
10972 * config/alpha/vms.h (TARGET_DEFAULT): Remove MASK_MALLOC64.
10973 (MALLOC_ABI_ALIGNMENT): Use flag_vms_malloc64
10974 and flag_vms_pointer_size.
10975 (MASK_RETURN_ADDR): Set according to flag_vms_pointer_size.
10976 * config.gcc (*-*-*vms*): Define xm_file.
10977 (alpha*-dec-*vms*): Do not define xm_file.
10978 (alpha64-dec-*vms*): Remove.
10979 (ia64-hp-*vms*): Do not define xm_file. Simplify tm_file
10982 2012-03-12 Jakub Jelinek <jakub@redhat.com>
10984 PR tree-optimization/51721
10985 * tree-vrp.c (register_edge_assert_for_2): Add asserts for unsvar
10986 if (int) unsvar cmp CST.
10988 2012-03-12 Richard Guenther <rguenther@suse.de>
10990 * tree-sra.c (create_access_replacement): Only rename the replacement
10991 if we can rewrite it into SSA form. Properly mark register typed
10992 replacements that we cannot rewrite with TREE_ADDRESSABLE.
10993 * tree-cfg.c (verify_expr): Fix BIT_FIELD_REF verification
10994 for aggregate or BLKmode results.
10996 2012-03-12 Jakub Jelinek <jakub@redhat.com>
10998 PR tree-optimization/52533
10999 * tree-vrp.c (register_edge_assert_for_2): Use double_int
11000 type for mask, only handle shifts by non-zero in-range
11001 shift count, for LE_EXPR and GT_EXPR if new_val is
11002 maximum, don't add the assertion.
11004 2012-02-12 Kirill Yukhin <kirill.yukhin@intel.com>
11006 * doc/invoke.texi: Document -mrtm option.
11007 * common/config/i386/i386-common.c (OPTION_MASK_ISA_RTM_SET): New.
11008 (OPTION_MASK_ISA_RTM_UNSET): Ditto.
11009 (ix86_handle_option): Handle OPT_mrtm.
11010 * config.gcc (i[34567]86-*-*): Add rtmintrin.h and
11012 (x86_64-*-*): Ditto.
11013 * i386-builtin-types.def (INT_FTYPE_VOID): New.
11014 * config/i386/i386-c.c (ix86_target_macros_internal): Define
11016 (ix86_target_string): Define -mrtm option.
11018 (ix86_option_override_internal): Extend "corei7-avx" with RTM option.
11020 (ix86_valid_target_attribute_inner_p): Add OPT_mrtm.
11021 (ix86_builtins): Add IX86_BUILTIN_XBEGIN, IX86_BUILTIN_XEND,
11022 IX86_BUILTIN_XTEST.
11023 (bdesc_special_args): Ditto.
11024 (ix86_init_mmx_sse_builtins): Add IX86_BUILTIN_XABORT.
11025 (ix86_expand_special_args_builtin): Handle new built-in type.
11026 (ix86_expand_builtin): Handle XABORT instruction.
11027 * config/i386/i386.h (TARGET_RTM): New.
11028 * config/i386/i386.md (UNSPECV_XBEGIN): New.
11029 (UNSPECV_XEND): Ditto.
11030 (UNSPECV_XABORT): Ditto.
11031 (UNSPECV_XTEST): Ditto.
11038 * config/i386/i386.opt (mrtm): New.
11039 * config/i386/immintrin.h: Include rtmintrin.h and xtestintrin.h.
11040 * config/i386/rtmintrin.h: New header.
11041 * config/i386/xtestintrin.h: Ditto.
11043 2012-03-12 Tristan Gingold <gingold@adacore.com>
11045 * ginclude/stddef.h: Adjust previous patch.
11046 Use __VMS__ instead of VMS.
11048 2012-03-12 Uros Bizjak <ubizjak@gmail.com>
11050 * config/i386/i386.md (setcc + movzbl to xor + setcc peephole2):
11051 Also convert sequences with CC setting arithmetic instruction.
11053 2012-03-11 Sandra Loosemore <sandra@codesourcery.com>
11055 * doc/invoke.texi (Option Summary): Move -no-integrated-cpp
11056 from C Language Options to Preprocessor Options.
11057 (C Dialect Options): Move -no-integrated-cpp documentation
11059 (Preprocessor Options): ...to here. Rewrite the description
11060 so it makes more sense, and remove discussion of merging front ends.
11062 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
11064 * config/i386/i386.c (ix86_expand_movmem): Use word_mode for size
11066 (ix86_expand_setmem): Likewise.
11068 2012-03-11 Uros Bizjak <ubizjak@gmail.com>
11070 * config/i386/i386.c (ix86_zero_extend_to_Pmode): Rewrite using
11073 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
11075 * config/i386/i386.c (ix86_trampoline_init): Use movl for 64bit if
11076 ptr_mode == SImode. Replace DImode with Pmode or ptr_mode.
11078 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
11080 * config/i386/i386.c (x86_this_parameter): Replace DImode with Pmode.
11082 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
11084 * config/i386/i386.md (lwp_slwpcb): Check Pmode instead of
11087 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
11088 Uros Bizjak <ubizjak@gmail.com>
11090 * config/i386/predicates.md (call_insn_operand): Allow
11091 constant_call_address_operand in Pmode only.
11092 (sibcall_insn_operand): Ditto.
11093 * config/i386/i386.md (*call): Use W mode iterator instead of P mode.
11094 (*call_vzeroupper): Ditto.
11096 (*sibcall_vzeroupper): Ditto.
11097 (*call_value): Ditto.
11098 (*call_value_vzeroupper): Ditto.
11099 (*sibcall_value): Ditto.
11100 (*sibcall_value_vzeroupper): Ditto.
11101 (*indirect_jump): Ditto.
11102 (*tablejump_1): Ditto.
11103 (indirect_jump): Convert memory address to word mode for TARGET_X32.
11104 (tablejump): Ditto.
11105 * config/i386/i386.c (ix86_expand_call): Convert indirect operands
11108 2012-03-11 Oleg Endo <olegendo@gcc.gnu.org>
11111 * config/sh/sh.md (movnegt): Expand into respective insns immediately.
11112 Use movrt_negc instead of negc pattern for non-SH2A.
11113 (*movnegt): Remove.
11114 (*movrt_negc, *negnegt, *movtt, *movt_qi): New insns and splits.
11116 2012-03-10 H.J. Lu <hongjiu.lu@intel.com>
11118 * config/i386/i386.c (ix86_decompose_address): Disallow fs:(reg)
11119 if Pmode != word_mode.
11120 (legitimize_tls_address): Call gen_tls_initial_exec_x32 if
11121 Pmode == SImode for TARGET_X32.
11123 * config/i386/i386.md (UNSPEC_TLS_IE_X32): New.
11124 (tls_initial_exec_x32): Likewise.
11126 2012-03-10 Chung-Lin Tang <cltang@codesourcery.com>
11128 PR rtl-optimization/52528
11129 * combine.c (can_combine_p): Add setting of subst_low_luid
11130 before call to expand_field_assignment().
11132 2012-03-09 Sandra Loosemore <sandra@codesourcery.com>
11134 * doc/invoke.texi: Use correct names/markup for "GCC", "GDB", "ld",
11135 and related program names.
11137 2012-03-09 Sandra Loosemore <sandra@codesourcery.com>
11139 * doc/invoke.texi: Use correct names for "DWARF", "stabs", and "ELF".
11141 2012-03-09 Uros Bizjak <ubizjak@gmail.com>
11144 * config/i386/i386.c (ix86_print_operand): Handle 'E' operand modifier.
11145 (ix86_print_operand_address): Handle UNSPEC_LEA_ADDR. Do not fallback
11146 to set code to 'q'.
11147 * config/i386/i386.md (UNSPEC_LEA_ADDR): New unspec.
11148 (*movdi_internal_rex64): Use %E operand modifier for lea.
11149 (*movsi_internal): Ditto.
11151 (*lea<mode>_2): Ditto.
11152 (*lea_{3,4,5,6}_zext): Ditto.
11153 (*tls_global_dynamic_32_gnu): Ditto.
11154 (*tls_global_dynamic_64): Ditto.
11155 (*tls_dynamic_gnu2_lea_32): Ditto.
11156 (*tls_dynamic_gnu2_lea_64): Ditto.
11157 (pro_epilogue_adjust_stack_<mode>_add): Ditto.
11159 2012-03-09 Michael Meissner <meissner@linux.vnet.ibm.com>
11161 * config/rs6000/linux64.h (OPTION_TARGET_CPU_DEFAULT): Do not
11162 redefine to be NULL if the current bit-size is different from the
11163 configured bit-size.
11165 * config/rs6000/rs6000.c (rs6000_option_override_internal): If the
11166 cpu is defaulted, use PROCESSOR_DEFAULT and PROCESSOR_DEFAULT64 to
11167 set the default tuning. Add asserts to make sure the cpu and tune
11168 indexes are defined. Fix tests for cpu/tune index to use >= 0 to
11169 test whether the index is set, instead of > 0.
11170 (rs6000_file_start): Do not reset the default cpu if the current
11171 bit-size is different from the configured bit-size.
11173 2012-03-09 Tristan Gingold <gingold@adacore.com>
11175 * config/vms/vms-crtlmap.map: Add comments.
11176 Add entries needed to build Ada RTS.
11178 2012-03-09 Tristan Gingold <gingold@adacore.com>
11180 * ginclude/stddef.h: Do not define __size_t on VMS.
11182 2012-03-09 Tristan Gingold <gingold@adacore.com>
11184 * c-tree.h (c_default_pointer_mode): New variable.
11185 * c-decl.c (c_default_pointer_mode): New variable.
11186 (c_build_pointer_type): New function.
11187 (grokdeclarator): Call c_build_pointer_type instead
11188 of build_pointer_type.
11190 * config/vms/vms-c.c: Include c-tree.h
11191 (saved_pointer_mode): New variable.
11192 (handle_pragma_pointer_size): New function.
11193 (vms_pragma_pointer_size, vms_pragma_required_pointer_size): Likewise.
11194 (vms_c_register_pragma): Register __pointer_size and
11195 __required_pointer_size pragmas.
11197 2012-03-09 Tristan Gingold <gingold@adacore.com>
11199 * config/vms/vms-c.c (vms_construct_include_filename): New function.
11200 (vms_c_register_includes): Reference it.
11202 2012-03-09 Andrew Pinski <apinski@cavium.com>
11204 PR middle-end/51988
11205 * tree-ssa-phiopt.c: Include tree-pretty-print.h for
11206 print_generic_expr.
11207 (tree_ssa_phiopt_worker): Go through all the PHIs for
11208 value_replacement instead of just the singleton one.
11209 (value_replacement): Change return type to int. Return 0 instead of
11211 Allow the middle basic block to contain more than just the defining
11213 Handle non empty middle basic blocks.
11214 * Makefile.in (tree-ssa-phiopt.o): Add tree-pretty-print.h.
11216 2012-03-09 Jiangning Liu <jiangning.liu@arm.com>
11218 * tree-scalar-evolution (interpret_rhs_expr): generate chrec for
11219 array reference and component reference.
11220 (analyze_scalar_evolution_for_address_of): New.
11222 2012-03-08 Jie Zhang <jzhang918@gmail.com>
11225 * config/bfin/bfin.c (hwloop_optimize): Fix unused variable warnings.
11226 (hwloop_pattern_reg): Fix set but not used warning.
11227 (bfin_reorg_loops): Remove unused parameter.
11228 (bfin_reorg): Update use of bfin_reorg_loops.
11230 2012-03-08 H.J. Lu <hongjiu.lu@intel.com>
11232 * config/i386/i386.c (setup_incoming_varargs_64): Use word_mode
11233 with integer parameters in registers.
11234 (gen_push): Push register in word_mode instead of Pmode.
11235 (ix86_emit_save_regs): Likewise.
11236 (ix86_emit_save_regs_using_mov): Save integer registers in word_mode.
11237 (gen_pop): Pop register in word_mode instead of Pmode.
11238 (ix86_emit_restore_regs_using_pop): Likewise.
11239 (ix86_expand_prologue): Replace Pmode with word_mode for push
11240 immediate. Use ix86_gen_pro_epilogue_adjust_stack. Save and
11241 restore RAX and R10 in word_mode.
11242 (ix86_emit_restore_regs_using_mov): Restore integer registers
11244 (ix86_expand_split_stack_prologue): Save R10_REG and restore in
11246 (ix86_split_to_parts): Use word_mode with PUT_MODE for push.
11247 (ix86_split_long_move): Likewise.
11249 * config/i386/i386.md (W): New.
11250 (*push<mode>2_prologue): Replace :P with :W.
11251 (*pop<mode>1): Likewise.
11252 (*pop<mode>1_epilogue): Likewise.
11253 (push/pop peephole2): Use word_mode scratch registers.
11255 2012-03-08 Uros Bizjak <ubizjak@gmail.com>
11257 * config/i386/predicates.md (indirect_branch_operand): Simplify.
11259 2012-03-08 Georg-Johann Lay <avr@gjlay.de>
11261 * config/avr/avr.md (*addhi3, addhi3_clobber): Add "w" alternative
11262 for constants in [-63,63].
11264 2012-03-08 Uros Bizjak <ubizjak@gmail.com>
11268 2012-03-04 H.J. Lu <hongjiu.lu@intel.com>
11270 * config/i386/i386.c (ix86_print_operand_address): Only handle
11271 zero-extended DImode addresses.
11273 2012-03-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
11275 * configure.ac (gcc_cv_as_ix86_tlsldmplt): Add label.
11276 * configure: Regenerate.
11278 2012-03-08 Georg-Johann Lay <avr@gjlay.de>
11281 * config/avr/avr.c (avr_mem_clobber): New static function.
11282 (avr_expand_delay_cycles): Add memory clobber operand to
11283 delay_cycles_1, delay_cycles_2, delay_cycles_3, delay_cycles_4.
11284 * config/avr/avr.md (unspec): Add UNSPEC_MEMORY_BARRIER.
11285 (enable_interrupt, disable_interrupt): New expander.
11286 (nopv, sleep, wdr): New expanders.
11287 (delay_cycles_1): Add memory clobber.
11288 (delay_cycles_2): Add memory clobber.
11289 (delay_cycles_3): Add memory clobber.
11290 (delay_cycles_4): Add memory clobber.
11291 (cli_sei): New insn from former "enable_interrupt",
11292 "disable_interrupt" with memory clobber.
11293 (*wdt): New insn from former "wdt" with memory clobber.
11294 (*nopv): Similar, but for "nopv".
11295 (*sleep): Similar, but for "sleep".
11297 2012-03-07 Oleg Endo <olegendo@gcc.gnu.org>
11298 Kaz Kojima <kkojima@gcc.gnu.org>
11301 * config/sh/sh.opt (msoft-atomic): Use Var instead of Mask.
11302 * config/sh/linux.h (TARGET_DEFAULT): Remove MASK_SOFT_ATOMIC.
11303 (SUBTARGET_OVERRIDE_OPTIONS): Define.
11305 2012-03-07 Uros Bizjak <ubizjak@gmail.com>
11307 * config/i386/predicates.md (x86_64_zext_general_operand): New.
11308 * config/i386/i386.md (*zero_extendsidi2_rex64): Change operand 1
11309 predicate to x86_64_zext_general_operand. Accept "Z" constraint.
11311 2012-03-07 Walter Lee <walt@tilera.com>
11313 * config/tilegx/tilegx.c (tilegx_expand_prologue): Don't generate
11314 REG_CFA_* notes for the stack pointer.
11315 (tilegx_expand_epilogue): Restore stack pointer by adjusting it by
11316 EH_RETURN_STACKADJ_RTX.
11317 * config/tilepro/tilepro.c (tilepro_expand_prologue): Don't
11318 generate REG_CFA_* notes for the stack pointer.
11319 (tilepro_expand_epilogue): Restore stack pointer by adjusting it
11320 by EH_RETURN_STACKADJ_RTX.
11322 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
11324 * doc/invoke.texi (AVR Built-in Macros): Correct condition for
11325 when __AVR_3_BYTE_PC__ is defined.
11327 2012-03-07 Uros Bizjak <ubizjak@gmail.com>
11329 * config/i386/i386.c (ix86_print_operand_punct_valid_p): Add '^'.
11330 (ix86_print_operand): Handle '^'.
11331 * config/i386/i386.md (*strmovdi_rex_1): Macroize memory operands
11332 using P mode iterator. Add %^ to asm template to conditionally emit
11334 (*rep_movdi_rex64): Ditto.
11335 (*strsetdi_rex_1): Ditto.
11336 (*rep_stosdi_rex64): Ditto.
11337 (*strmov{si,hi,qi}_1): Add %^ to asm template to
11338 conditionally emit addr32 prefix.
11339 (*rep_mov{si,qi}): Ditto.
11340 (*strset{si,hi,qi}): Ditto.
11341 (*rep_stos{si,qi}): Ditto.
11342 (*cmpstrnqi_nz_1): Ditto.
11343 (*cmpstrnqi_1): Ditto.
11344 (*strlenqi_1): Ditto.
11346 2012-03-07 H.J. Lu <hongjiu.lu@intel.com>
11348 * config/i386/i386.c (function_value_64): Return pointers in
11349 word_mode instead of Pmode.
11350 (ix86_promote_function_mode): Likewise.
11352 2012-03-07 Richard Guenther <rguenther@suse.de>
11354 * coverage.c (get_gcov_type): Use type_for_mode.
11355 (get_gcov_unsigned_t): Likewise.
11356 * expr.c (store_constructor): Use type_for_mode.
11357 (try_casesi): Likewise.
11358 * tree-ssa-loop-ivopts.c (add_standard_iv_candidates_for_size): Remove.
11359 (add_standard_iv_candidates): Use standard type trees.
11360 * dojump.c (do_jump): Remove dead code.
11362 2012-03-07 Richard Guenther <rguenther@suse.de>
11364 * c-typeck.c (pointer_diff): Use c_common_type_for_size.
11366 2012-03-07 Richard Guenther <rguenther@suse.de>
11368 * convert.c (strip_float_extensions): Move ...
11369 * tree.c (strip_float_extensions): ... here.
11371 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
11374 * config/avr/avr.md (xload<mode>_A): Add R22... to register footprint.
11376 2012-03-07 Richard Guenther <rguenther@suse.de>
11378 * omp-low.c (extract_omp_for_data): Use signed_type_for.
11379 (expand_omp_for_generic): Likewise.
11380 (expand_omp_for_static_nochunk): Likewise.
11381 (expand_omp_for_static_chunk): Likewise.
11382 * tree-vect-stmts.c (vect_gen_perm_mask): Use type_for_mode.
11383 * tree-vect-slp.c (vect_transform_slp_perm_load): Likewise.
11384 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop):
11385 Use unsigned_type_for.
11386 (vect_create_cond_for_align_checks): Use signed_type_for.
11388 2012-03-07 Andrey Belevantsev <abel@ispras.ru>
11390 PR rtl-optimization/52203
11391 * sel-sched.c (estimate_insn_cost): New parameter pempty. Adjust
11392 all callers to pass NULL except ...
11393 (reset_sched_cycles_in_current_ebb): ... here, save the value
11394 in new variable 'empty'. Increase issue_rate only for
11397 2012-03-07 Ralf Corsépius <ralf.corsepius@rtems.org>
11400 * Makefile.in: Let install-gcc-ar depend on installdirs,
11401 gcc-ar$(exeext), gcc-nm$(exeext), gcc-ranlib$(exeext).
11402 Don't double canonicalize if cross-compiling.
11404 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
11407 * gcc/config/avr/avr.c (expand_epilogue): Fix order of restoration
11408 to: RAMPZ, RAMPY, RAMPX, RAMPD.
11409 (expand_prologue): Only clear RAMPZ if it has effect on RAM-read.
11411 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
11414 * config/avr/avr.c (avr_out_xload): Don't read unintentionally
11416 * config/avr/avr.md (xload_8): Adjust insn length.
11418 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
11421 * gcc/config/avr/avr.c (avr_out_lpm): Clear RAMPZ after usage
11422 if RAMPZ affects reading from RAM.
11424 2012-03-07 Richard Guenther <rguenther@suse.de>
11428 * doc/invoke.texi (Precompiled Headers): Remove sentence that
11429 suggests you can include PCHs from inside another header.
11431 2012-03-07 Richard Sandiford <rdsandiford@googlemail.com>
11433 PR middle-end/52515
11434 * rtl.h (pc_rtx, cc0_rtx, ret_rtx, simple_return_rtx): Add GTY markers.
11436 2012-03-07 Kai Tietz <ktietz@redhat.com>
11438 * doc/invoke.texi (fwritable-relocated-rdata): Document
11439 new Cygwin/MinGW target option.
11440 * config/i386/winnt.c (i386_pe_unique_section): Ignore
11441 reloc if flag -fwritable-relocated-rdata is not set.
11442 (i386_pe_section_type_flags): Likewise.
11443 * config/i386/cygming.opt (fwritable-relocated-rdata):
11444 Add new flag variable flag_writable_rel_rdata.
11446 2012-03-07 Richard Guenther <rguenther@suse.de>
11448 * tree-ssa-math-opts.c (convert_mult_to_widen): Check actual
11449 precision against gimple constraints.
11451 2012-03-06 Richard Sandiford <rdsandiford@googlemail.com>
11453 PR middle-end/52372
11454 * rtl.h (pc_rtx, ret_rtx, simple_return_rtx, cc0_rtx): Redefine as
11456 (GR_PC, GR_CC0, GR_RETURN, GR_SIMPLE_RETURN): Delete.
11457 * emit-rtl.c (pc_rtx, ret_rtx, simple_return_rtx, cc0_rtx): New
11459 (init_emit_regs): Move associated initialization to...
11460 (init_emit_once): ...here.
11462 2012-03-06 Richard Henderson <rth@redhat.com>
11464 * config/m68k/m68k.h (ISA_HAS_TAS): New.
11465 * config/m68k/sync.md (atomic_test_and_set): Use it.
11466 (atomic_test_and_set_1): Likewise.
11468 2012-03-06 Michael Meissner <meissner@linux.vnet.ibm.com>
11471 * config/rs6000/vector.md (vector_uneq<mode>): Add support for
11472 UNEQ, LTGT, ORDERED, and UNORDERED IEEE vector comparisons.
11473 (vector_ltgt<mode>): Likewise.
11474 (vector_ordered<mode>): Likewise.
11475 (vector_unordered<mode>): Likewise.
11476 * config/rs6000/rs6000.c (rs6000_emit_vector_compare_inner): Likewise.
11478 2012-03-06 Aldy Hernandez <aldyh@redhat.com>
11480 * trans-mem.c: New typedef for tm_region_p.
11481 Define vector types for tm_region_p.
11482 (tm_region_init): Replace region_worklist to a vector called
11485 2012-03-06 Richard Guenther <rguenther@suse.de>
11487 * fold-const.c (build_fold_addr_expr_with_type_loc): Fold
11488 MEM_REF with constant pointer operand.
11490 2012-03-06 Richard Guenther <rguenther@suse.de>
11492 PR middle-end/52493
11493 * tree-ssa-alias.c (ptr_derefs_may_alias_p): Robustify.
11495 2012-03-06 Tristan Gingold <gingold@adacore.com>
11497 * config/vms/vms-c.c (vms_pragma_nomember_alignment): Handle octaword.
11498 (external_model_kind): Improve documentation.
11499 (vms_pragma_extern_model): Handle relaxed_redef.
11500 (vms_c_register_pragma): Allow expansion for nomember_alignment.
11502 2012-03-06 Georg-Johann Lay <avr@gjlay.de>
11504 * doc/invoke.texi (AVR Options): -mmcu=: Document the XMEGA cores.
11505 Explain RAMPD, RAMPX, RAMPDY, RAMPZ usage by avr-gcc.
11506 Some more notes on EIND usage and reorder EIND subsection.
11508 2012-03-06 Tristan Gingold <gingold@adacore.com>
11510 * config/vms/vms.c (VMS_CRTL_LDBL): Rename from VMS_CRTL_PRNTF.
11511 * config/vms/vms-crtlmap.map: Rename PRNTF to LDBL.
11513 2012-03-06 Tristan Gingold <gingold@adacore.com>
11515 * config/vms/t-vmsnative (version): Define.
11516 * config/vms/t-vms (STMP_FIXPROTO, STMP_FIXINC, version): Remove.
11518 2012-03-06 Andrey Belevantsev <abel@ispras.ru>
11520 PR rtl-optimization/52250
11521 * sel-sched-ir.c (maybe_tidy_empty_bb): Try harder to find a bb
11522 to put note list into. Unconditionally call move_bb_info.
11523 (move_bb_info): Do not assert the blocks being in the same region,
11524 just drop the note list if they are not.
11526 2012-03-06 Oleg Endo <olegendo@gcc.gnu.org>
11529 * config/sh/sh.c (sh_expand_t_scc): Remove SH2A special case
11530 and use unified expansion logic.
11531 * config/sh/sh.md (xorsi3_movrt): Rename to movrt. Move
11532 closer to the existing movt insn.
11533 (negc): Rename insn to *negc. Add new expander.
11534 (movnegt): Use xor pattern for T bit negation. Reserve helper
11535 constant for negc pattern.
11536 (*movnegt): New insn and splitter.
11538 2012-03-05 Bernd Schmidt <bernds@codesourcery.com>
11540 * c-typeck.c (pointer_diff): Check for POINTER_PLUS_EXPR, not
11543 2012-03-05 Richard Henderson <rth@redhat.com>
11545 * genemit.c (main): Include "target.h" in insn-emit.c.
11546 * Makefile.in (insn-emit.o): Depend on TARGET_H.
11547 * config/sh/sync.md (atomic_test_and_set): Reference
11548 targetm.atomic_test_and_set_trueval instead of
11549 TARGET_ATOMIC_TEST_AND_SET_TRUEVAL.
11551 2012-03-05 Joern Rennecke <joern.rennecke@embecosm.com>
11553 * config/epiphany/epiphany.c (epiphany_function_value_regno_p):
11556 2012-03-05 Steven Bosscher <steven@gcc.gnu.org>
11558 * langhooks.c (add_builtin_type): New function.
11559 * langhooks.h (add_builtin_type): Export it.
11560 * config/mep/mep.c (mep_init_builtins): Use it.
11561 * config/rs6000/rs6000.c (rs6000_init_builtins): Use it.
11563 2012-03-05 Jakub Jelinek <jakub@redhat.com>
11566 * tree.h (BLOCK_SAME_RANGE): Define.
11567 * function.c (block_fragments_nreverse): Clear BLOCK_SAME_RANGE
11568 if BLOCK_FRAGMENT_CHAIN is non-NULL, but has it cleared.
11569 Also clear BLOCK_SAME_RANGE if fragment chain's supercontext fragment
11570 isn't equal to supercontext fragment's fragment chain.
11571 Adjust BLOCK_SUPERCONTEXT to point to supercontext fragment's
11573 (blocks_nreverse_all): Likewise.
11574 (reorder_blocks_1): Compute BLOCK_SAME_RANGE bits. Set
11575 BLOCK_SUPERCONTEXT to supercontext fragment instead of
11576 supercontext fragment's fragment origin.
11577 * dwarf2out.c (add_high_low_attributes): If stmt has the same
11578 range as its parent (or parents thereof etc.), use the parent's
11579 DW_AT_ranges value instead of creating a new .debug_ranges range.
11581 2012-03-05 Richard Henderson <rth@redhat.com>
11584 Revert: 2011-11-26 Richard Henderson <rth@redhat.com>
11585 * omp-low.c (expand_omp_atomic): Assume anything aligned to
11586 BIGGEST_ALIGNMENT is aligned.
11588 2012-03-05 Richard Henderson <rth@redhat.com>
11590 * config/sh/sh.h (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): Move...
11591 * config/sh/sh.c: ... here.
11593 2012-03-05 Richard Henderson <rth@redhat.com>
11596 * config/m68k/sync.md (atomic_test_and_set): Use expand_simple_unop
11597 instead of calling negqi2 directly.
11599 2012-03-05 Aldy Hernandez <aldyh@redhat.com>
11601 PR middle-end/52463
11602 * trans-mem.c (tm_region_init): Use last_basic_block.
11604 2012-03-05 Oleg Endo <olegendo@gcc.gnu.org>
11606 * config/sh/sh.h (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New hook.
11607 * config/sh/sync.md (atomic_test_and_set): New expander.
11608 (tasb, atomic_test_and_set_soft): New insns.
11609 * config/sh/sh.opt (menable-tas): New option.
11610 * doc/invoke.texi (SH Options): Document it.
11612 2012-03-05 Richard Guenther <rguenther@suse.de>
11614 * cfgloop.c (verify_loop_structure): Verify dominators before
11616 * graphite-clast-to-gimple.c (graphite_verify): Do not verify
11617 dominators from here.
11618 * graphite-scop-detection.c (create_sese_edges): Likewise.
11619 * loop-doloop.c (doloop_optimize_loops): Likewise.
11620 * loop-init.c (loop_optimizer_init): Likewise.
11621 * loop-unroll.c (unroll_and_peel_loops): Likewise.
11622 * loop-unswitch.c (unswitch_loops): Likewise.
11623 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Likewise.
11624 * tree-parloops.c (parallelize_loops): Likewise. Verify
11625 only when checking is enabled.
11626 * tree-loop-distribution.c (tree_loop_distribution): Likewise.
11628 2012-03-05 Bernd Schmidt <bernds@codesourcery.com>
11630 * genautomata.c (parse_automata_opt): New static function.
11631 (initiate_automaton_gen): Remove all option handling code. Remove
11632 argc argument. All callers changed.
11633 (main): Call init_rtx_reader_args_cb with the new function as argument.
11635 2012-03-05 Richard Guenther <rguenther@suse.de>
11637 * cfgexpand.c (gimple_expand_cfg): Free dominator info.
11638 * tree-if-conv.c (combine_blocks): Free post-dominator info
11640 * tree-parloops.c (create_parallel_loop): Free and re-compute
11641 dominator info after breaking it.
11643 2012-03-05 Richard Guenther <rguenther@suse.de>
11645 PR middle-end/52353
11646 * optabs.h (trapv_unoptab_p): New function.
11647 (trapv_binoptab_p): Likewise.
11648 * optabs.c (expand_binop): Use emit_libcall_block_1 with
11649 a proper equiv_may_trap argument.
11650 (expand_unop): Likewise.
11651 (emit_libcall_block_1): Take extra argument whether the
11652 instruction may trap. Renamed from ...
11653 (emit_libcall_block): ... this. New wrapper.
11655 2012-03-05 Jakub Jelinek <jakub@redhat.com>
11657 PR tree-optimization/51721
11658 * tree-vrp.c (register_edge_assert_for_2): If comparing
11659 lhs of right shift by constant with an integer constant,
11660 add ASSERT_EXPRs for the rhs1 of the right shift.
11662 * cfgrtl.c (cfg_layout_merge_blocks): Cleanup.
11664 2012-03-05 Richard Guenther <rguenther@suse.de>
11666 * tree.c (integer_zerop): Handle VECTOR_CSTs.
11667 (integer_onep): Likewise.
11668 (integer_all_onesp): Likewise.
11670 2012-03-05 Georg-Johann Lay <avr@gjlay.de>
11672 * config/avr/avr.md (*umaddqihi4.2): New insn-and-split.
11674 2012-03-04 H.J. Lu <hongjiu.lu@intel.com>
11676 * config/i386/i386.c (pro_epilogue_adjust_stack): Check Pmode
11677 instead of TARGET_64BIT.
11679 2012-03-04 H.J. Lu <hongjiu.lu@intel.com>
11681 * config/i386/i386.c (ix86_expand_prologue): Check Pmode to set
11684 2012-03-04 H.J. Lu <hongjiu.lu@intel.com>
11686 * config/i386/i386.c (ix86_print_operand_address): Only handle
11687 zero-extended DImode addresses.
11689 2012-03-04 Uros Bizjak <ubizjak@gmail.com>
11691 * config/i386/i386.c (ix86_print_operand) <case '+'>: Declare
11692 taken and cputaken as bool.
11694 2012-03-04 Uros Bizjak <ubizjak@gmail.com>
11696 * config/i386/constraints.md (Ya): New internal constraint.
11697 * config/i386/i386.md (zero_extendsidi2): Remove expansion.
11698 (*zero_extendsidi2_rex64): Add x,x alternative.
11699 (*zero_extendsidi2): Ditto. Add o,0 alternative.
11700 Remove flags reg clobber. Adjust corresponding splits.
11701 (zero_extend<mode>si2): Macroize expander from zero_extendhisi2 and
11702 zero_extendqisi2 expanders using SWI12 mode iterator.
11703 (zero_extend<mode>si2_and): Macroize insn from
11704 zero_extendhisi2_and and zero_extendqisi2_and. Merge corresponding
11706 (*zero_extend<mode>si2): Macroize insn from
11707 *zero_extendhisi2_movzbl and *zero_extendqisi2_movzbl.
11708 (*zero_extend*2_movzbl_and): Remove insn patterns.
11709 (zero_extendqihi2_and): Merge corresponding splitter.
11710 (*zero_extendqihi2): Rename from *zero_extendqihi2_movzbl.
11711 (*zero_extend*2_movzbl_and): Remove insn patterns.
11712 (*anddi_1): Split TYPE_IMOVX instructions.
11713 (*andsi_1): Use Ya for alternative 2. Split TYPE_IMOVX instructions.
11715 (and->zext splitter): Add splitter pattern.
11716 (zero extend with andsi3 splitter): Adjust zero_extend pattern.
11718 2012-03-04 Sandra Loosemore <sandra@codesourcery.com>
11720 * doc/invoke.texi (C++ Dialect Options): Minor copy-edits to
11722 (Debugging Options): Likewise.
11723 (Optimize Options): Likewise.
11724 (i386 and x86-64 Options): Discuss -march before -mtune, consistently
11725 with other architectures. Use official processor names with correct
11726 spelling/capitalization. Fix formatting and grammar issues.
11727 (i386 and x86-64 Windows Options): Similar cleanup here.
11729 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
11731 * config/sh/sh.md (abssi2): Add TARGET_SH1 condition.
11733 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
11735 * config/sh/sh.c (sh_dwarf_register_span): Don't apply
11736 DBX_REGISTER_NUMBER.
11738 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
11740 * config/sh/sh.c (shiftcosts): Return MAX_COST when the first
11741 operand is CONST_INT. Take COSTS_N_INSNS into account.
11742 (sh_rtx_costs): Don't apply COSTS_N_INSNS to the return value
11745 2012-03-02 Richard Henderson <rth@redhat.com>
11747 * optabs.c (expand_atomic_test_and_set): Honor
11748 atomic_test_and_set_trueval even when atomic_test_and_set
11749 optab is not in use.
11751 2012-03-02 Kaz Kojima <kkojima@gcc.gnu.org>
11755 * config/sh/sh.c (sh_register_move_cost): Increase cost between
11756 GENERAL_REGS and FP_REGS for SImode.
11758 2012-03-02 Oleg Endo <olegendo@gcc.gnu.org>
11761 * config/sh/sh.md (negdi2): Add TARGET_SH1 condition.
11762 (absdi2): New expander.
11763 (*absdi2, *negabsdi2, negdi_cond): New insns and splits.
11765 2012-03-02 Oleg Endo <olegendo@gcc.gnu.org>
11767 * config/sh/sync.md (atomic_exchange<mode>): New expander.
11768 (atomic_exchange<mode>_soft): New insn.
11770 2012-03-02 Oleg Endo <olegendo@gcc.gnu.org>
11772 * config/sh/sync.md: Update copyright notice dates.
11773 (atomic_compare_and_swap<mode>): Use SImode for return value instead
11775 (atomic_compare_and_swap<mode>_soft): Likewise.
11777 2012-03-02 Oleg Endo <olegendo@gcc.gnu.org>
11780 * config/sh/sh.h (LOOP_ALIGN): Move logic to sh_loop_align.
11781 * config/sh/sh.c: Update copyright notice dates.
11782 (sh_loop_align): Add logic from LOOP_ALIGN. Don't disable loop
11783 alignment for TARGET_HARD_SH4.
11784 (sh_option_override): Reduce default function alignment. Set
11785 loop alignment to 4 bytes when not optimizing for size.
11787 2012-03-02 Maxim Kuvyrkov <maxim@codesourcery.com>
11789 PR middle-end/50335
11790 * doc/invoke.texi (floop-flatten): Remove.
11791 * toplev.c (process_options): Remove references to flag_loop_flatten.
11792 * tree-ssa-loop.c (gate_graphite_transform): Same.
11793 * common.opt (floop-flatten): Obsolete.
11794 * graphite-poly.c (apply_poly_transforms): Remove reference to
11796 * Makefile.in (graphite-flattening.o): Remove.
11797 * graphite-flattening.c: Remove.
11799 2012-03-02 Uros Bizjak <ubizjak@gmail.com>
11801 * compare-elim.c (find_comparisons_in_bb): Eliminate only compares
11802 having mode compatible with the mode of previous compare. Substitute
11803 compare mode of previous compare with the mode, compatible
11804 with eliminated and previous compare.
11806 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
11808 * config/rs6000/dfp.md (floatdidd2): New define_insn.
11810 2012-03-02 Uros Bizjak <ubizjak@gmail.com>
11812 * config/i386/i386.c (ix86_cc_modes_compatible): Declare CCZmode
11813 compatible with CCGOCmode and CCGCmode.
11815 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
11817 * config/rs6000/vsx.md (vsx_set_<mode>): Reorder operands.
11819 2012-03-02 Ulrich Weigand <ulrich.weigand@linaro.org>
11821 * config/arm/arm.c (arm_sat_operator_match): New function.
11822 * config/arm/arm-protos.h (arm_sat_operator_match): Add prototype.
11823 * config/arm/arm.md ("insn" attribute): Add "sat" value.
11824 ("SAT", "SATrev"): New code iterators.
11825 ("SATlo", "SAThi"): New code iterator attributes.
11826 ("*satsi_<SAT:code>"): New pattern.
11827 ("*satsi_<SAT:code>_shift"): Likewise.
11828 * config/arm/arm-fixed.md ("arm_ssatsihi_shift"): Add "insn"
11829 and "shift" attributes.
11830 ("arm_usatsihi"): Add "insn" attribute.
11831 * config/arm/predicates.md (sat_shift_operator): Allow multiplication
11832 by powers of two. Do not allow shift by 32.
11834 2012-03-02 Uros Bizjak <ubizjak@gmail.com>
11837 * config/i386/i386.c (construct_container): Use gen_reg_or_parallel
11838 to pass the argument in the register of "natural" mode.
11840 2012-03-02 Richard Guenther <rguenther@suse.de>
11842 PR tree-optimization/52406
11843 * tree-data-ref.h: Update documentation about DR_BASE_OBJECT.
11844 (struct indices): Add unconstrained_base member.
11845 (struct dr_alias): Remove unused vops member.
11846 (DR_UNCONSTRAINED_BASE): New define.
11847 * tree-data-ref.c (dr_analyze_indices): For COMPONENT_REFs
11848 add indices to allow their disambiguation. Make DR_BASE_OBJECT
11849 be an artificial access that covers the whole indexed object,
11850 or mark it with DR_UNCONSTRAINED_BASE if we cannot do so. Canonicalize
11851 plain decl base-objects to their MEM_REF variant.
11852 (dr_may_alias_p): When the base-object of either data reference
11853 has unknown size use only points-to information.
11854 (compute_affine_dependence): Make dumps easier to read and
11856 * tree-vect-data-ref.c (vector_alignment_reachable_p): Use
11857 DR_REF when looking for packed references.
11858 (vect_supportable_dr_alignment): Likewise.
11860 2012-03-02 Greta Yorsh <Greta.Yorsh@arm.com>
11862 * config/arm/arm-ldmstm.ml (write_ldm_commutative_peephole):
11863 Improve conditions for peepholes of loads followed by commutative
11865 * config/arm/ldmstm.md: Regenerated.
11867 2012-03-02 Richard Guenther <rguenther@suse.de>
11869 * BASE-VER: Set to 4.8.0.
11871 2012-03-01 Richard Earnshaw <rearnsha@arm.com>
11873 * config.gcc (obsolete): Add all ARM targets using the FPA.
11874 (with_fpu): Obsolete selection of the FPA or Maverick on ARM.
11875 * doc/install.texi: Avoid references to obsolete ARM ports.
11877 2012-03-01 Joern Rennecke <joern.rennecke@embecosm.com>
11879 * config/epiphany/epiphany.md (movmisalign<mode>): New patterns.
11881 2012-03-01 Jeremy Bennett <jeremy.bennett@embecosm.com>
11882 Joern Rennecke <joern.rennecke@embecosm.com>
11884 * doc/extend.texi: Expand and update information on interrupt
11885 attribute for Epiphany.
11887 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
11889 * config/sh/sh-protos.h: Update copyright notice dates.
11890 * config/sh/sh.h: Likewise.
11891 * config/sh/sh.md: Likewise.
11892 * config/sh/constraints.md: Likewise.
11893 * config/sh/predicates.md: Likewise.
11895 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
11897 * config/sh/sh-protos.h (tertiary_reload_operand): Remove dead function.
11898 * config/sh/sh.c (tertiary_reload_operand): Likewise.
11900 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
11902 * config/sh/constraints.md: Fix comment typo.
11904 2012-03-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11907 * config/pa/pa.md (zvdep_imm32): Change type of variable x from int to
11908 unsigned HOST_WIDE_INT.
11909 (zvdep_imm64): Likewise.
11910 (vdepi_ior): Change type of variable x from int to HOST_WIDE_INT.
11911 (vdepi_and): Likewise.
11912 Likewise for unamed 64-bit patterns.
11913 * config/pa/predicates.md (lhs_lshift_cint_operand): Update comment.
11915 2012-03-01 Alexandre Oliva <aoliva@redhat.com>
11918 PR rtl-optimization/52417
11919 * cselib.c (cselib_any_perm_equivs): New variable.
11920 (cselib_reset_table): Check that it's not set when not
11921 preserving constants.
11922 (cselib_add_permanent_equiv): Set it.
11923 (cselib_have_permanent_equivalences): New.
11924 (cselib_init, cselib_finish): Reset it.
11925 * cselib.h (cselib_have_permanent_equivalences): Declare.
11926 * alias.c (get_addr): Restore earlier behavior when there
11927 aren't permanent equivalences.
11929 2012-03-01 Steven Bosscher <steven@gcc.gnu.org>
11931 * config/mn10300/mn10300-modes.def: Fix copyright notice.
11932 * config/v850/v850-modes.def: Fix copyright notice.
11934 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
11936 * doc/extend.texi (AVR Built-in Functions): Document
11937 __builtin_avr_flash_segment.
11939 * config/avr/builtins.def (__builtin_avr_flash_segment): New entry.
11940 * config/avr/avr.md (flash_segment, flash_segment1): New expanders.
11941 (*split.flash_segment): New insn-and-split.
11942 * config/avr/avr.c (avr_init_builtins): Add local variables:
11943 const_memx_void_node, const_memx_ptr_type_node,
11944 char_ftype_const_memx_ptr.
11946 2012-03-01 Jakub Jelinek <jakub@redhat.com>
11948 PR tree-optimization/52445
11949 * tree-ssa-phiopt.c (struct name_to_bb): Remove ssa_name field,
11950 add ssa_name_ver, offset and size fields and change store field
11952 (name_to_bb_hash, name_to_bb_eq): Adjust for the above changes.
11953 (add_or_mark_expr): Likewise. Only consider previous stores
11954 with the same size and offset.
11955 (nt_init_block): Only look at gimple_assign_single_p stmts,
11956 doesn't look at rhs2.
11958 2012-03-01 Richard Guenther <rguenther@suse.de>
11960 PR middle-end/52443
11961 * tree-cfg.c (verify_gimple_assign_unary): Allow any
11962 conversions from integral types to pointer types.
11964 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
11966 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Restore built-in
11967 defines for __UINT24_MAX__, __INT24_MAX__, __INT24_MIN__
11968 unintentionally removed in r184616.
11970 2012-03-01 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
11972 * doc/invoke.texi: Document AMD bdver2 and remove mentioning
11975 2012-02-29 Jakub Jelinek <jakub@redhat.com>
11976 Uros Bizjak <ubizjak@gmail.com>
11979 * config/i386/sse.md (vec_set<mode>_0): Swap "*r" and "fF"
11980 alternatives, add "e" constraint to the new last alternative
11981 and ! to last 3 alternatives.
11983 2012-02-29 Eric Botcazou <ebotcazou@adacore.com>
11985 * dwarf2out.c (modified_type_die): Set DW_AT_GNAT_descriptive_type and
11986 DW_AT_artificial attributes at the end of the processing.
11987 (gen_array_type_die): Likewise.
11988 (gen_enumeration_type_die): Likewise.
11989 (gen_struct_or_union_type_die): Likewise.
11990 (add_gnat_descriptive_type_attribute): Do not suppress debug info for
11993 2012-02-29 Jakub Jelinek <jakub@redhat.com>
11995 PR middle-end/52419
11996 * expr.c (expand_assignment): If doing misaligned store that doesn't
11997 cover all mode bits, perform a RMW cycle.
11999 PR tree-optimization/52429
12000 * tree-parloops.c (separate_decls_in_region_debug): Return early
12001 if var is LABEL_DECL.
12003 2012-02-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
12005 PR tree-optimization/52424
12006 * tree-ssa-dom.c (dom_opt_leave_block): Push a marker before
12007 calling dom_thread_across_edge.
12009 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
12011 * config/avr/avr.c: Move definition of TARGET macros to end of file.
12013 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
12015 * config/avr/avr-protos.h (avr_output_bld): Remove unused prototype.
12016 * config/avr/avr.c (avr_output_bld): Remove unused function.
12017 (avr_out_sbxx_branch): Use "%T" to print bit position.
12019 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
12021 * config/avr/avr.md: Untabify.
12023 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
12025 * config/avr/avr.md (eqne): New code iterator.
12026 (*dec-and-branchsi): Use it in text peephole's condition.
12027 (*dec-and-branchhi): Ditto.
12028 (*dec-and-branchqi): Ditto.
12030 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
12033 * config/avr/avr.h (ASM_SPEC): Add -mno-skip-bug if we know that
12034 the device does not have the skip-bug.
12036 2012-02-29 Oleg Endo <olegendo@gcc.gnu.org>
12038 * doc/invoke.texi (-msoft-atomic): Add more detailed description.
12039 (-mbranch-cost, -mcbranchdi -mcmpeqdi -mfused-madd
12040 -mpretend-cmove): New.
12042 2012-02-29 Jakub Jelinek <jakub@redhat.com>
12045 * df.h (struct df_d): Adjust comment that hard_regs_live_count
12046 doesn't count DEBUG_INSN refs.
12047 * df-scan.c (df_ref_create_structure): Don't set DF_HARD_REG_LIVE
12048 for DEBUG_INSN refs.
12050 2012-02-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
12054 2012-02-20 Richard Guenther <rguenther@suse.de>
12055 PR tree-optimization/52298
12056 * tree-vect-stmts.c (vectorizable_load): Properly use
12057 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing outer loops.
12059 2012-02-28 Aldy Hernandez <aldyh@redhat.com>
12061 PR middle-end/51752
12062 * gimple.h (gimple_in_transaction): New.
12063 (gimple_set_in_transaction): New.
12064 (struct gimple_statement_base): Add in_transaction field.
12065 * tree-ssa-loop-im.c: (movement_possibility): Restrict movement of
12067 (tree_ssa_lim_initialize): Compute transaction bits.
12068 * tree.h (compute_transaction_bits): Protoize.
12069 * trans-mem.c (tm_region_init): Use the heap to store BB
12071 (compute_transaction_bits): New.
12073 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
12075 * gcc.c (display_help): Document --help=common and sort entries
12078 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
12080 * doc/install.texi: Document check-$LANG specific shortcuts
12082 2012-02-28 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
12085 * config/arm/arm.c (neon_builtin_data): Add entries for vcgeu
12087 * config/arm/arm_neon.h: Regenerate.
12088 * config/arm/neon.md (unspec): Add UNSPEC_VCGEU, and UNSPEC_VCGTU.
12089 (neon_vcgeu): New insn.
12090 (neon_vcgtu): Likewise.
12091 * config/arm/neon.ml (s_8_32, u_8_32): New lists.
12092 (ops): Unsigned comparison intrinsics call a different builtin.
12094 2012-02-28 Richard Guenther <rguenther@suse.de>
12097 * config/i386/i386.c (ix86_expand_vector_set): Fix element
12098 ordering for the VEC_CONCAT for two element vectors for
12099 V2SFmode, V2SImode and V2DImode.
12101 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
12104 * config.gcc (arm*-*-linux*): Use an unambiguous pattern for
12105 detecting big-endian triplets.
12107 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
12109 * arm.c (aapcs_vfp_is_call_or_return_candidate): Only use the machine
12110 mode if there is no type information available.
12112 2012-02-28 Thomas Koenig <tkoenig@gcc.gnu.org>
12114 PR tree-optimization/53207
12115 * doc/invoke.texi: Document as experimental and relying on graphite.
12117 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
12119 * config/avr/avr-devices.c (avr_mcu_type): Adjust NULL part
12120 of initializer to changes from r184614.
12122 2012-02-28 Richard Guenther <rguenther@suse.de>
12124 PR tree-optimization/52395
12125 * tree-sra.c (build_ref_for_offset): Also look at the base
12126 TYPE_ALIGN when figuring out the alignment of the replacement.
12128 2012-02-28 Richard Guenther <rguenther@suse.de>
12130 PR tree-optimization/52402
12131 * ipa-prop.c (ipa_modify_call_arguments): Properly use
12132 mis-aligned types when creating the accesses at the call site.
12134 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
12136 * config/avr/builtins.def: New file.
12137 * config/avr/t-avr (avr.o, avr-c.o): Depend on it.
12138 * config/avr/avr.c (enum avr_builtin_id): Use it.
12139 (avr_init_builtins): Use it. And use avr_bdesc.
12140 (bdesc_1arg): Remove.
12141 (bdesc_2arg): Remove.
12142 (bdesc_3arg): Remove.
12143 (struct avr_builtin_description): Add field n_args.
12144 (avr_bdesc): New static variable using builtins.def.
12145 (avr_expand_builtin): Use it.
12146 Don't call avr_expand_delay_cycles if op0 is not CONST_INT.
12147 (avr_fold_builtin): Fold AVR_BUILTIN_SWAP.
12148 Don't fold AVR_BUILTIN_INSERT_BITS if arg0 is not INTEGER_CST.
12150 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
12153 * config/avr/avr.md (movmem_<mode>): Replace match_operand that
12154 match only one single hard register with respective hard reg rtx.
12155 (movmemx_<mode>): Ditto.
12156 * config/avr/avr.c (avr_emit_movmemhi): Adapt expanding to new
12157 insn anatomy of movmem[x]_<mode>.
12158 (avr_out_movmem): Same for printing assembler and operand usage.
12160 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
12164 * doc/extend.texi (AVR Named Address Spaces): No more try to fix
12165 address spaces located outside of device flash.
12167 * config/avr/avr.h (base_arch_s): Remove field n_segments.
12168 (mcu_type_s): Add field n_flash.
12169 * config/avr/avr-devices.c (avr_arch_types): Remove .n_segments.
12170 Set .have_elpm and .have_elpmx to 1 for avrxmega4 and avrxmega5.
12171 (AVR_MCU): Add N_FLASH argument.
12172 * config/avr/avr-mcus.def (AVR_MCU): Add initializer for .n_flash.
12173 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Only define built-in
12174 macro __FLASH<n> if that address space makes sense for the device.
12175 * config/avr/avr.c (avr_out_lpm): Don't try to fix address spaces
12176 outside of target flash.
12177 (avr_asm_named_section): Ditto.
12178 (avr_asm_select_section): Ditto.
12179 (avr_addr_space_convert): Ditto.
12180 (avr_emit_movmemhi): Ditto.
12181 (avr_nonconst_pointer_addrspace, avr_pgm_check_var_decl): Error if
12182 address space is outside of device flash.
12183 (avr_insert_attributes): Ditto.
12184 (avr_xload_libgcc_p): Use avr_current_device->n_flash instead of
12185 avr_current_arch->n_segments.
12187 2012-02-27 H.J. Lu <hongjiu.lu@intel.com>
12190 * config/i386/i386.md (*movabs<mode>_1): Enable only for TARGET_LP64.
12191 (*movabs<mode>_2): Likewise.
12193 2012-02-27 Jakub Jelinek <jakub@redhat.com>
12196 * config/arm/neon.md (vashr<mode>3, vlshr<mode>3): Use
12197 s_register_operand in the test instead of REG_P. Don't call
12198 gen_reg_rtx if it won't be used.
12200 PR tree-optimization/52376
12201 * ipa-split.c (split_function): Ignore CLOBBER stmts.
12203 2012-02-27 Stuart Henderson <shenders@gcc.gnu.org>
12205 * ifcvt.c (noce_get_condition): Check condition variable is not
12206 small_register_classes_for_mode_p before accepting.
12208 2012-02-27 Uros Bizjak <ubizjak@gmail.com>
12210 * config/i386/i386.md (*movabs<mode>_1): Fix operand 1 constraints.
12212 2012-02-27 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
12215 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
12216 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
12218 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
12220 2012-02-27 Oleg Endo <olegendo@gcc.gnu.org>
12222 * config/sh/sh.h: Delete dead GO_IF_LEGITIMATE_INDEX macro.
12224 2012-02-26 Oleg Endo <olegendo@gcc.gnu.org>
12226 * config/sh/predicates.md: Remove blank lines.
12227 * config/sh/sh.c: Fix typos in comments.
12228 * config/sh/constraints.md: Likewise.
12229 * config/sh/sh.md: Remove blank lines.
12230 Fix typos in comments. Use ;; as comment characters.
12232 2012-02-26 Walter Lee <walt@tilera.com>
12234 * config/tilegx/tilegx.c (match_pcrel_step2): Fix instruction pattern.
12235 (replace_mov_pcrel_step2): Ditto.
12237 2012-02-25 Alexandre Oliva <aoliva@redhat.com>
12240 * alias.c (refs_newer_value_cb, refs_newer_value_p): New.
12241 (get_addr): Walk canonical value's locs. Avoid returning VALUEs
12242 and locs that reference values newer than the non-canonical value
12243 at hand. Return the canonical value as a worst case.
12244 (memrefs_conflict_p): Walk canonical value's locs.
12247 * cselib.c (preserve_only_constants): Rename to...
12248 (preserve_constants_and_equivs): ... this. Split out...
12249 (invariant_or_equiv_p): ... this. Preserve plus expressions
12250 of other preserved expressions too.
12251 (cselib_reset_table): Adjust.
12252 * var-tracking.c (reverse_op): Use canonical value to build
12255 2012-02-23 Kai Tietz <ktietz@redhat.com>
12257 * config/i386/i386.c (ix86_delegitimize_address): Handle
12258 UNSPEC_PCREL plus displacement.
12260 2012-02-24 Georg-Johann Lay <avr@gjlay.de>
12263 * config/avr/avr.c (avr_out_movhi_mr_r_xmega): Use base
12264 to test for unusedness in st X addressing.
12266 2012-02-24 Richard Guenther <rguenther@suse.de>
12268 PR middle-end/52361
12269 * gimple.c (walk_gimple_op): Use predicates with less redundant tests.
12270 (is_gimple_reg_type): Move inline ...
12271 * gimple.h (is_gimple_reg_type): ... here.
12273 2012-02-24 Richard Guenther <rguenther@suse.de>
12275 PR middle-end/52361
12276 * passes.c (execute_function_todo): When verifying SSA form
12277 verify gimple form first.
12278 * tree-ssa.c (verify_ssa): Do not verify gimple form here.
12280 2012-02-24 Richard Guenther <rguenther@suse.de>
12282 PR middle-end/52355
12283 * fold-const.c (fold_addr_of_array_ref_difference): New function.
12284 (fold_binary_loc): Use it to extend the existing &a[i] - &a[j] folding.
12286 2012-02-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
12288 * tree-if-conv (predicate_scalar_phi): Commentary typo fix.
12290 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
12292 * tree-phinodes.c (make_phi_node): Mark static.
12293 * tree-flow.h (make_phi_node): Remove extern decl.
12294 * doc/gimple.texi (make_phi_node): Remove documentation.
12296 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
12298 * tree-into-ssa (update_ssa): Avoid trailing whitespace in dump_file.
12299 * tree-ssa-sccvn.c (print_scc): Ditto.
12301 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
12303 * doc/passes.texi (Full redundancy elimination): Fix typo.
12305 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
12307 * doc/invoke.texi (-fdse, -fdce): Remove duplicate entries.
12309 2012-02-23 Eric Botcazou <ebotcazou@adacore.com>
12312 * haifa-sched.c (rank_for_schedule): Stabilize sort for debug insns.
12314 2012-02-23 Uros Bizjak <ubizjak@gmail.com>
12317 * c-decl.c (start_function): Exit early if decl1 is not FUNTION_DECL.
12319 2012-02-23 Georg-Johann Lay <avr@gjlay.de>
12321 * config/avr/avr.md (code_stdname): Add ior, xor.
12322 (xior): New code iterator.
12323 (*<code_stdname><mode>qi.byte0): Use xior instead of ior.
12324 (*<code_stdname><mode>qi.byte1-3): Ditto.
12326 2012-02-23 Jakub Jelinek <jakub@redhat.com>
12328 PR tree-optimization/52019
12329 * ipa-split.c (find_return_bb, find_retval, visit_bb): Ignore
12332 2012-02-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
12334 * acinclude.m4: Use HAVE_INITFINI_ARRAY_SUPPORT instead of
12335 HAVE_INITFINI_ARRAY to work around namespace pollution in
12336 certain versions of newlib system headers.
12337 * config.in: Regenerate.
12338 * configure: Regenerate.
12339 * config/initfini-array.h: Use HAVE_INITFINI_ARRAY_SUPPORT
12340 instead of HAVE_INITFINI_ARRAY.
12342 2012-02-22 Uros Bizjak <ubizjak@gmail.com>
12345 * config/i386/i386.c (ix86_print_operand) <case 'H'>: Error out if x
12346 is not offsettable memory reference.
12348 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
12351 * config/avr/avr.c (avr_asm_output_aligned_decl_common): Skip
12352 setting avr_need_clear_bss_p for __gnu_lto* symbols.
12354 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
12356 * config/avr/avr.h (avr_accumulate_outgoing_args): Return int.
12357 * config/avr/avr.c (avr_accumulate_outgoing_args): Return int.
12359 2012-02-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
12361 * configure.ac (LIB_TLS_SPEC): Enforce use of alternate thread
12362 library on Solaris 8 even without TLS support.
12363 * configure: Regenerate.
12365 2012-02-22 Richard Guenther <rguenther@suse.de>
12367 PR middle-end/52329
12368 * gimple-fold.c (fold_stmt_1): Also canonicalize ADDR_EXPRs
12369 for GIMPLE_DEBUG stmts.
12371 2012-02-22 Martin Jambor <mjambor@suse.cz>
12373 PR middle-end/51782
12374 * emit-rtl.c (set_mem_attributes_minus_bitpos): Set address space
12375 according to the base object.
12377 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
12379 PR rtl-optimization/50063
12380 * config/avr/avr.md (movhi_sp_r): Handle -1 (unknown IRQ state)
12381 and 2 (8-bit SP) in operand 2.
12382 * config/avr/avr.c (avr_prologue_setup_frame): Adjust prologue
12383 setup to use movhi_sp_r instead of vanilla move to write SP.
12384 Adjust REG_CFA notes to superseed unspec.
12385 (expand_epilogue): Adjust epilogue setup to use movhi_sp_r instead
12387 As function body might contain CLI or SEI: Use irq_state 0 (IRQ
12388 known to be off) only with TARGET_NO_INTERRUPTS. Never use
12389 irq_state 1 (IRQ known to be on) here.
12391 2012-02-21 Bernd Schmidt <bernds@codesourcery.com>
12393 * ira.c (check_allocation): Use REG_WORDS_BIG_ENDIAN, not
12395 * ira-color.c (setup_profitable_hard_regs, check_hard_reg_p,
12396 assign_hard_reg): Likewise.
12398 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
12400 * config/avr/avr.md (neghi2): Remove "!d,0" alternative. Tweak "r,0".
12402 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
12404 * config/avr/avr.md
12405 (*dec-and-branchhi!=-1.d.clobber): New text peephole.
12406 (*dec-and-branchhi!=-1.l.clobber): New text peephole.
12408 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
12410 * config/avr/avr-protos.h (avr_accumulate_outgoing_args): Move
12411 prototype from here to...
12412 * config/avr/avr.h: ...here.
12414 2012-02-21 Richard Earnshaw <rearnsha@arm.com>
12417 * thumb2.md (thumb2_shiftsi3_short): Split register and
12418 immediate shifts. For register shifts tie operands 0 and 1.
12419 (peephole2 for above): Check that register-controlled shifts
12420 have suitably tied operands.
12422 2012-02-21 Quentin Neill <quentin.neill@amd.com>
12425 * config/i386/bdver1.md (bdver1_call, bdver1_push,
12426 bdver1_pop, bdver1_leave, bdver1_lea, bdver1_imul_DI, bdver1_imul,
12427 bdver1_imul_mem_DI, bdver1_imul_mem, bdver1_idiv, bdver1_idiv_mem,
12428 bdver1_str, bdver1_idirect, bdver1_ivector, bdver1_idirect_loadmov,
12429 bdver1_idirect_load, bdver1_ivector_load, bdver1_idirect_movstore,
12430 bdver1_idirect_both, bdver1_ivector_both, bdver1_idirect_store,
12431 bdver1_ivector_store, bdver1_fldxf, bdver1_fld, bdver1_fstxf,
12432 bdver1_fst, bdver1_fist, bdver1_fmov_bdver1, bdver1_fadd_load,
12433 bdver1_fadd, bdver1_fmul_load, bdver1_fmul, bdver1_fsgn,
12434 bdver1_fdiv_load, bdver1_fdiv, bdver1_fpspc_load, bdver1_fpspc,
12435 bdver1_fcmov_load, bdver1_fcmov, bdver1_fcomi_load,
12436 bdver1_fcomi, bdver1_fcom_load, bdver1_fcom,
12437 bdver1_fxch, bdver1_ssevector_avx128_unaligned_load,
12438 bdver1_ssevector_avx256_unaligned_load,
12439 bdver1_ssevector_sse128_unaligned_load,
12440 bdver1_ssevector_avx128_load, bdver1_ssevector_avx256_load,
12441 bdver1_ssevector_sse128_load, bdver1_ssescalar_movq_load,
12442 bdver1_ssescalar_vmovss_load, bdver1_ssescalar_sse128_load,
12443 bdver1_mmxsse_load, bdver1_sse_store_avx256, bdver1_sse_store,
12444 bdver1_mmxsse_store_short, bdver1_ssevector_avx256,
12445 bdver1_movss_movsd, bdver1_mmxssemov, bdver1_sselog_load_256,
12446 bdver1_sselog_256, bdver1_sselog_load, bdver1_sselog,
12447 bdver1_ssecmp_load, bdver1_ssecmp, bdver1_ssecomi_load,
12448 bdver1_ssecomi, bdver1_vcvtX2Y_avx256_load, bdver1_vcvtX2Y_avx256,
12449 bdver1_ssecvt_cvtss2sd_load, bdver1_ssecvt_cvtss2sd,
12450 bdver1_sseicvt_cvtsi2sd_load, bdver1_sseicvt_cvtsi2sd,
12451 bdver1_ssecvt_cvtpd2ps_load, bdver1_ssecvt_cvtpd2ps,
12452 bdver1_ssecvt_cvtdq2ps_load, bdver1_ssecvt_cvtdq2ps,
12453 bdver1_ssecvt_cvtdq2pd_load, bdver1_ssecvt_cvtdq2pd,
12454 bdver1_ssecvt_cvtps2pd_load, bdver1_ssecvt_cvtps2pd,
12455 bdver1_ssecvt_cvtsX2si_load, bdver1_ssecvt_cvtsX2si,
12456 bdver1_ssecvt_cvtpd2pi_load, bdver1_ssecvt_cvtpd2pi,
12457 bdver1_ssecvt_cvtpd2dq_load, bdver1_ssecvt_cvtpd2dq,
12458 bdver1_ssecvt_cvtps2pi_load, bdver1_ssecvt_cvtps2pi,
12459 bdver1_ssemuladd_load_256, bdver1_ssemuladd_256,
12460 bdver1_ssemuladd_load, bdver1_ssemuladd, bdver1_sseimul_load,
12461 bdver1_sseimul, bdver1_sseiadd_load, bdver1_sseiadd,
12462 bdver1_ssediv_double_load_256, bdver1_ssediv_double_256,
12463 bdver1_ssediv_single_load_256, bdver1_ssediv_single_256,
12464 bdver1_ssediv_double_load, bdver1_ssediv_double,
12465 bdver1_ssediv_single_load, bdver1_ssediv_single, bdver1_sseins):
12466 Add "bdver2" attribute.
12468 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
12470 * config/s390/s390.c (s390_option_override): Make -mhard-dfp the
12471 default if possible and not specified otherwise.
12473 2012-02-21 Richard Guenther <rguenther@suse.de>
12475 PR middle-end/52314
12476 * gimplify.c (create_tmp_from_val): Use the main variant type
12477 for the type of the temporary we create.
12479 2012-02-21 Richard Guenther <rguenther@suse.de>
12481 PR tree-optimization/52324
12482 * gimplify.c (gimplify_expr): When re-gimplifying expressions
12483 do not gimplify a MEM_REF address operand if it is already
12486 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
12488 * config/s390/s390.md ("fixuns_trunc<mode>si2"): Replace
12489 TARGET_HARD_FLOAT with TARGET_HARD_DFP.
12491 2012-02-21 Richard Guenther <rguenther@suse.de>
12493 * tree-vect-stmts.c (vectorizable_load): Use pre-computed
12494 nested_in_vect_loop.
12496 2012-02-21 Jakub Jelinek <jakub@redhat.com>
12498 PR tree-optimization/52318
12499 * gimple-fold.c (gimplify_and_update_call_from_tree): Add
12500 vdef also to non-pure/const call stmts in the sequence.
12502 2012-02-21 Tristan Gingold <gingold@adacore.com>
12504 * config/vms/vms-ld.c (main): Fix IDENTIFICATION padding.
12506 2012-02-20 David S. Miller <davem@davemloft.net>
12508 * config/sparc/sparc.md (load_pcrel_sym<P:mode>): Explain why we
12509 don't use the "rd %pc" instruction on v9 for PIC register loads.
12511 2012-02-20 Aldy Hernandez <aldyh@redhat.com>
12513 PR middle-end/52141
12514 * trans-mem.c (ipa_tm_scan_irr_block): Error out on GIMPLE_ASM's
12515 in a transaction safe function.
12517 2012-02-20 Kai Tietz <ktietz@redhat.com>
12520 * stor-layout.c (place_field): Handle desired_align for
12523 2012-02-20 Richard Guenther <rguenther@suse.de>
12525 PR tree-optimization/52298
12526 * tree-vect-stmts.c (vectorizable_store): Properly use
12527 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing
12529 (vectorizable_load): Likewise.
12530 * tree-vect-data-refs.c (vect_analyze_data_ref_access):
12531 Access DR_STEP after ensuring it is not NULL.
12533 2012-02-20 Jakub Jelinek <jakub@redhat.com>
12535 PR tree-optimization/52286
12536 * fold-const.c (fold_binary_loc): For (X & C1) | C2
12537 optimization use double_int_to_tree instead of build_int_cst_wide,
12538 rewrite to use double_int vars.
12540 2012-02-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
12543 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): Require gcc_SUN_LD_VERSION.
12545 Remove -e 0 from $gcc_cv_ld invocation.
12546 Only use __GLIBC_PREREQ if defined.
12547 Enable on Solaris since Solaris 8 patch.
12548 (gcc_SUN_LD_VERSION): New macro.
12549 * configure.ac (ld_ver) <*-*-solaris2*>: Refer to
12550 gcc_SUN_LD_VERSION for version number format.
12551 * configure: Regenerate.
12552 * varasm.c (get_elf_initfini_array_priority_section): Set
12553 SECTION_NOTYPE for non-default priority.
12554 Use get_section instead of get_unnamed_section to emit
12555 .init_array/.fini_array with default priority.
12557 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
12559 * config/mips/mips.c (mips_need_mips16_rdhwr_p): New variable.
12560 (mips_get_tp): Set it. Record that __mips16_rdhwr binds locally.
12561 (mips_start_unique_function, mips_output_mips16_rdhwr)
12562 (mips_code_end): New functions.
12563 (TARGET_ASM_CODE_END): Define.
12565 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
12567 * config/mips/mips.c (mips16_build_call_stub): Add CFI information
12568 to stubs with non-sibling calls.
12570 2012-02-18 Sandra Loosemore <sandra@codesourcery.com>
12572 * doc/invoke.texi (-fira-* options): Copy-edit.
12573 (ira-* parameters): Copy-edit.
12575 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
12577 * doc/invoke.texi: Minor copy-edits to bring into conformance with
12578 GCC coding conventions.
12580 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
12582 * doc/invoke.texi: Consistently hyphenate "big-endian"/"little-endian"
12583 when used as adjectives.
12585 2012-02-16 Sandra Loosemore <sandra@codesourcery.com>
12587 * doc/invoke.texi: Clean up "that"/"which" confusion.
12589 2012-02-17 Steven Bosscher <steven@gcc.gnu.org>
12591 * system.h: Poison SMALL_REGISTER_CLASSES
12592 * config/rl78/rl78.h: Replace SMALL_REGISTER_CLASSES with hook.
12593 * config/rx/rx.h: Remove SMALL_REGISTER_CLASSES.
12595 2012-02-16 Jakub Jelinek <jakub@redhat.com>
12597 PR tree-optimization/52285
12598 * tree-tailcall.c (find_tail_calls): Ignore gimple_clobber_p stmts
12599 when deciding if a call is a tail call or tail recursion.
12601 2012-02-16 Kai Tietz <ktietz@redhat.com>
12603 * config/i386/i386.c (legitimate_pic_address_disp_p): Allow
12604 interger-constant displacement for UNSPEC_PCREL.
12606 2012-02-16 Jakub Jelinek <jakub@redhat.com>
12608 PR rtl-optimization/52208
12609 * ira-costs.c (scan_one_insn): Don't decrease mem_cost
12610 for MEMs with REG_EQUIV, if the MEM isn't general_operand.
12612 PR tree-optimization/52255
12613 * tree-vect-loop-manip.c (slpeel_tree_peel_loop_to_edge): If
12614 loop->header has virtual PHI, but exit_e->dest doesn't, add
12615 virtual PHI to exit_e->dest and adjust all uses after the loop.
12618 * dwarf2out.c (copy_decls_walk): Fill in *slot before traversing
12619 children with clone_tree_hash, not after it.
12621 2012-02-16 Iain Sandoe <iains@gcc.gnu.org>
12623 * config/darwin.h (ASM_OUTPUT_LABELREF): Add user label prefix for
12624 extended identifiers.
12626 2012-02-16 Jakub Jelinek <jakub@redhat.com>
12628 PR middle-end/51929
12629 * cgraphunit.c (verify_edge_corresponds_to_fndecl): If node is
12630 a same_body_alias, also test whether e->callee isn't a former
12631 or current clone of the decl this is a same body alias of.
12633 PR translation/52264
12634 * cgraphunit.c (verify_cgraph_node): Fix a typo.
12636 2012-02-15 Sandra Loosemore <sandra@codesourcery.com>
12638 * doc/invoke.texi: Clean up "n-bit/byte/word" modifiers.
12640 2012-02-15 Michael Meissner <meissner@linux.vnet.ibm.com>
12643 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Use
12644 force_reg instead of copy_to_reg for better optimization. Force
12645 non-register or memory operands into a register.
12647 2012-02-15 Andrew MacLeod <amacleod@redhat.com>
12649 * extend.texi: Reserve upper bits of memory model for future use.
12651 2012-01-15 Georg-Johann Lay <avr@gjlay.de>
12652 Anatoly Sokolov <aesok@post.ru>
12653 Eric Weddington <eric.weddington@atmel.com>
12656 * config/avr/avr-devices.c (avr_arch_types): Add avrxmega2,
12657 avrxmega4, avrxmega5, avrxmega6, avrxmega7.
12658 Rewrite initializers for .macro.
12659 * config/avr/avr-mcus.def (AVR_MCU): Add known MCUs:
12660 avrxmega2: atxmega16a4, atxmega16d4, atxmega16x1, atxmega32a4
12661 atxmega32d4, atxmega32x1.
12662 avrxmega4: atxmega64a3, atxmega64d3.
12663 avrxmega5: atxmega64a1, atxmega64a1u.
12664 avrxmega6: atxmega128a3, atxmega128d3, atxmega192a3, atxmega192d3,
12665 atxmega256a3, atxmega256a3b, atxmega256a3bu, atxmega256d3.
12666 avrxmega7: atxmega128a1, atxmega128a1u.
12667 * config/avr/avr.h (enum avr_arch): Add: ARCH_AVRXMEGA2,
12668 ARCH_AVRXMEGA4, ARCH_AVRXMEGA5, ARCH_AVRXMEGA6, ARCH_AVRXMEGA7.
12669 (struct base_arch_s): Rename reserved to xmega_p.
12670 Rename reserved2 to have_rampd.
12671 (AVR_XMEGA): New define.
12672 (AVR_HAVE_RAMPD, AVR_HAVE_RAMPX, AVR_HAVE_RAMPY): New defines.
12673 (AVR_HAVE_RAMPZ): Change definition to fit xmega.
12674 * config/avr/predicates.md (io_address_operand): Take into
12675 account SFR offset.
12676 (low_io_address_operand): Ditto.
12677 (high_io_address_operand): Ditto.
12678 * config/avr/avr.md (isa): Add alternatives no_xmega, xmega.
12679 (enabled, movhi_sp_r): Use them.
12680 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use
12681 cpp_define_formatted to built-in define __AVR_ARCH__.
12682 (__AVR_XMEGA__): New built-in define.
12683 (__AVR_HAVE_RAMPD__): New built-in define.
12684 (__AVR_HAVE_RAMPX__): New built-in define.
12685 (__AVR_HAVE_RAMPY__): New built-in define.
12686 (__AVR_HAVE_RAMPZ__): Change condition when to built-in define it.
12688 * config/avr/avr.c (avr_addr_t): Add ccp, rampd, rampx, rampy.
12689 (avr_option_override): Initialize them.
12690 (sreg_rtx, rampd_rtx, rampx_rtx, rampy_rtx): New GTY rtx.
12691 (avr_init_expanders): Initialize them. No more block several calls.
12692 (emit_push_sfr): New static function.
12693 (avr_prologue_setup_frame): Use it to push SREG, RAMPD/X/Y/Z as needed.
12695 (expand_epilogue): Handle AVR_XMEGA. Pop RAMPD/X/Y/Z as needed.
12696 (avr_print_operand): Print addreeses as symbols for
12697 RAMPX, RAMPY, RAMPD, CCP.
12698 (output_movhi): Handle AVR_XMEGA when writing to SP.
12699 (avr_out_movhi_mr_r_xmega): New static function.
12700 (out_movhi_mr_r): Forward to avr_out_movhi_mr_r_xmega for AVR_XMEGA.
12701 (avr_file_start): Print symbol defines for __RAMPX__, __RAMPY__,
12702 __RAMPD__, __CCP__ as needed.
12704 * config/avr/multilib.h: Regenerate.
12705 * config/avr/t-multilib: Regenerate.
12706 * config/avr/avr-tables.opt: Regenerate.
12708 2012-02-15 Tobias Grosser <grosser@fim.uni-passau.de>
12710 PR tree-optimization/50561
12711 * graphite-flattening.c (lst_project_loop): Do not
12712 remove old scattering dimensions after flattening.
12713 (lst_do_flatten): Likewise.
12715 2012-02-15 Georg-Johann Lay <avr@gjlay.de>
12717 * doc/extend.texi (AVR Built-in Functions): Remove doc for
12718 __builtin_avr_map8, __builtin_avr_map16.
12719 Document __builtin_avr_insert_bits.
12721 * config/avr/avr.md (map_bitsqi, map_bitshi): Remove.
12722 (insert_bits): New insn.
12723 (adjust_len.map_bits): Rename to insert_bits.
12724 (UNSPEC_MAP_BITS): Rename to UNSPEC_INSERT_BITS.
12725 * avr-protos.h (avr_out_map_bits): Remove.
12726 (avr_out_insert_bits, avr_has_nibble_0xf): New.
12727 * config/avr/constraints.md (Cxf,C0f): New.
12728 * config/avr/avr.c (avr_cpu_cpp_builtins): Remove built-in
12729 defines __BUILTIN_AVR_MAP8, __BUILTIN_AVR_MAP16.
12730 New built-in define __BUILTIN_AVR_INSERT_BITS.
12731 * config/avr/avr.c (TARGET_FOLD_BUILTIN): New define.
12732 (enum avr_builtin_id): Add AVR_BUILTIN_INSERT_BITS.
12733 (avr_move_bits): Rewrite.
12734 (avr_fold_builtin, avr_map_metric, avr_map_decompose): New static
12736 (avr_map_op_t): New typedef.
12737 (avr_map_op): New static variable.
12738 (avr_out_insert_bits, avr_has_nibble_0xf): New functions.
12739 (adjust_insn_length): Handle ADJUST_LEN_INSERT_BITS.
12740 (avr_init_builtins): Add definition for __builtin_avr_insert_bits.
12741 (bdesc_3arg, avr_expand_triop_builtin): New.
12742 (avr_expand_builtin): Use them. And handle AVR_BUILTIN_INSERT_BITS.
12743 (avr_revert_map, avr_swap_map, avr_id_map, avr_sig_map): Remove.
12744 (avr_map_hamming_byte, avr_map_hamming_nonstrict): Remove.
12745 (avr_map_equal_p, avr_map_sig_p): Remove.
12746 (avr_out_swap_bits, avr_out_revert_bits, avr_out_map_bits): Remove.
12747 (bdesc_2arg): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
12748 (adjust_insn_length): Remove handling for ADJUST_LEN_MAP_BITS.
12749 (enum avr_builtin_id): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
12750 (avr_init_builtins): Remove __builtin_avr_map8, __builtin_avr_map16.
12751 (avr_expand_builtin): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
12753 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
12755 * config/c6x/c6x.md (reserve_cycles): New attribute.
12756 * config/c6x/c6x.c (c6x_sched_reorder_1): Ensure insns we predicate
12757 don't reserve functional units after the branch occurs.
12759 2012-02-14 Aldy Hernandez <aldyh@redhat.com>
12761 PR middle-end/52142
12762 * ipa-inline.c (can_inline_edge_p): Do not inline tm_pure
12763 functions into non-tm_pure functions.
12765 2012-02-14 Eric Botcazou <ebotcazou@adacore.com>
12768 * gimple.c (iterative_hash_gimple_type): Use RECORD_OR_UNION_TYPE_P.
12769 (iterative_hash_canonical_type): Likewise.
12770 * tree-ssa-pre.c (fini_pre): Clean up the CFG only after purging all
12773 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
12775 * haifa-sched.c (prune_ready_list): Ensure that if there is a
12776 sched-group insn, it either remains alone or the entire list is pruned.
12778 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
12780 * doc/install.texi (Prerequisites): Fix grammar.
12781 (Configuration): Likewise.
12783 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
12785 * doc/install.texi (Prerequisites): Suggest building GMP, MPFR and
12786 MPC as part of GCC before describing configuring with --with-gmp etc.
12787 (Installing GCC: Configuration): --with-gmp etc. aren't needed if
12788 sources are present.
12790 2012-02-14 Jakub Jelinek <jakub@redhat.com>
12793 * dwarf2out.c (clone_tree_hash): New function.
12794 (copy_decls_walk): Use it instead of clone_tree.
12796 2012-02-14 Richard Guenther <rguenther@suse.de>
12798 PR tree-optimization/52244
12799 PR tree-optimization/51528
12800 * tree-sra.c (analyze_access_subtree): Only create INTEGER_TYPE
12801 replacements for integral types.
12803 2012-02-14 Walter Lee <walt@tilera.com>
12805 * config.gcc: Handle tilegx and tilepro.
12806 * configure.ac (gcc_cv_as_dwarf2_debug_line): Enable test for
12807 tilegx and tilepro.
12808 Add HAVE_AS_TLS check for tilegx and tilepro.
12809 * configure: Regenerate.
12810 * doc/contrib.texi: Add Mat Hostetter and self.
12811 * doc/extend.texi (TILE-Gx Built-in Functions): New node.
12812 Document instruction intrinsics and network accessing intrinsics.
12813 (TILEPro Built-in Functions): New node. Document instruction
12814 intrinsics and network accessing intrinsics.
12815 * doc/install.texi (Specific, tilegx-*-linux*): Document it.
12816 (Specific, tilepro-*-linux*): Likewise.
12817 * doc/invoke.texi (TILE-Gx Options): New section.
12818 (TILEPro Options): New section.
12819 * doc/md.texi (TILE-Gx): New section.
12820 (TILEPro): New section.
12821 * common/config/tilegx/tilegx-common.c: New file.
12822 * common/config/tilepro/tilepro-common.c: New file.
12823 * config/tilegx/constraints.md: New file.
12824 * config/tilegx/linux.h: New file.
12825 * config/tilegx/mul-tables.c: New file.
12826 * config/tilegx/predicates.md: New file.
12827 * config/tilegx/sync.md: New file.
12828 * config/tilegx/t-tilegx: New file.
12829 * config/tilegx/tilegx-builtins.h: New file.
12830 * config/tilegx/tilegx-c.c: New file.
12831 * config/tilegx/tilegx-generic.md: New file.
12832 * config/tilegx/tilegx-modes.def: New file.
12833 * config/tilegx/tilegx-multiply.h: New file.
12834 * config/tilegx/tilegx-protos.h: New file.
12835 * config/tilegx/tilegx.c: New file.
12836 * config/tilegx/tilegx.h: New file.
12837 * config/tilegx/tilegx.md: New file.
12838 * config/tilegx/tilegx.opt: New file.
12839 * config/tilepro/constraints.md: New file.
12840 * config/tilepro/gen-mul-tables.cc: New file.
12841 * config/tilepro/linux.h: New file.
12842 * config/tilepro/mul-tables.c: New file.
12843 * config/tilepro/predicates.md: New file.
12844 * config/tilepro/t-tilepro: New file.
12845 * config/tilepro/tilepro-builtins.h: New file.
12846 * config/tilepro/tilepro-c.c: New file.
12847 * config/tilepro/tilepro-generic.md: New file.
12848 * config/tilepro/tilepro-modes.def: New file.
12849 * config/tilepro/tilepro-multiply.h: New file.
12850 * config/tilepro/tilepro-protos.h: New file.
12851 * config/tilepro/tilepro.c: New file.
12852 * config/tilepro/tilepro.h: New file.
12853 * config/tilepro/tilepro.md: New file.
12854 * config/tilepro/tilepro.opt: New file.
12856 2012-02-14 Jakub Jelinek <jakub@redhat.com>
12858 PR tree-optimization/52210
12859 * tree-vect-slp.c (vect_get_and_check_slp_defs): Call
12860 vect_model_simple_cost with two entry vect_def_type array instead
12861 of an address of dt.
12863 2012-02-14 Richard Guenther <rguenther@suse.de>
12866 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
12867 Do not stream DECL_QUALIFIER.
12868 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
12869 * tree.c (free_lang_data_in_decl): Free DECL_QUALIFIER.
12870 (find_decls_types_r): Do not walk DECL_QUALIFIER.
12872 2012-02-14 Jakub Jelinek <jakub@redhat.com>
12875 * c-decl.c (merge_decls): Copy DECL_USER_ALIGN bit from olddecl to
12878 2012-02-13 Jakub Jelinek <jakub@redhat.com>
12881 * cselib.h (cselib_subst_to_values_from_insn): New prototype.
12882 * cselib.c (cselib_subst_to_values_from_insn): New function.
12883 * sched-deps.c (add_insn_mem_dependence,
12884 sched_analyze_1, sched_analyze_2): Use it.
12886 2012-02-13 Jan Hubicka <jh@suse.cz>
12888 PR middle-end/52214
12889 * predict.c (predict_paths_for_bb): Fix thinko in prevoius patch.
12891 2012-02-13 Eric Botcazou <ebotcazou@adacore.com>
12893 * gcc.c (LINK_COMMAND_SPEC): Deal with -fgnu-tm.
12894 (GTM_SELF_SPECS): Define if not already defined.
12895 (driver_self_specs): Add GTM_SELF_SPECS.
12896 * config/darwin.h (LINK_COMMAND_SPEC_A): Deal with -fgnu-tm.
12897 (GTM_SELF_SPECS): Define.
12898 * config/i386/cygwin.h (GTM_SELF_SPECS): Likewise.
12899 * config/i386/mingw32.h (GTM_SELF_SPECS): Likewise.
12901 2012-02-13 Jakub Jelinek <jakub@redhat.com>
12903 * cselib.c (expand_loc): Return sp, fp, hfp or cfa base reg right
12906 * cselib.c (dump_cselib_val): Don't assume l->setting_insn is non-NULL.
12908 PR middle-end/52230
12909 * omp-low.c (expand_omp_for): If a static schedule without chunk size
12910 has NULL region->cont, force fd.chunk_size to be integer_zero_node.
12912 2012-02-13 Andrew MacLeod <amacleod@redhat.com>
12915 * doc/extend.texi : Fix another __atomic_compare_exchange typo.
12917 2012-02-13 Richard Guenther <rguenther@suse.de>
12919 PR translation/52211
12920 * passes.c (enable_disable_pass): Fix typo.
12922 2012-02-13 Jakub Jelinek <jakub@redhat.com>
12924 PR middle-end/52209
12925 * expr.c (expand_expr_real_2) <case BIT_NOT_EXPR>: Only expand using
12926 XOR for reduce_bit_field if type is unsigned.
12928 2012-02-12 Eric Botcazou <ebotcazou@adacore.com>
12930 * config/sparc/sparc.h (CANNOT_CHANGE_MODE_CLASS): In 64-bit mode,
12931 disallow changes from SFmode to mode with different size in FP regs.
12933 2012-02-12 Robert Millan <rmh@gnu.org>
12934 Gerald Pfeifer <gerald@pfeifer.com>
12936 * ginclude/stddef.h [__FreeBSD_kernel__] (__size_t): Do not define.
12939 2012-02-11 Richard Sandiford <rdsandiford@googlemail.com>
12941 PR rtl-optimization/52175
12942 * reorg.c (fill_slots_from_thread): Don't apply add/sub optimization
12943 to frame-related instructions.
12945 2012-02-10 Jason Merrill <jason@redhat.com>
12948 * tlink.c (demangled_hash_entry): Change mangled to a VEC.
12949 (demangle_new_symbols): Fill it.
12950 (scan_linker_output): Walk it.
12951 (start_tweaking): Split out from scan_linker_output.
12952 (maybe_tweak): Update sym->chosen.
12953 * Makefile.in (COLLECT2_OBJS): Add vec.o and gcc-none.o
12955 2012-02-11 Jakub Jelinek <jakub@redhat.com>
12958 * reg-stack.c (subst_stack_regs_in_debug_insn): Don't use get_true_reg.
12960 2012-02-11 Uros Bizjak <ubizjak@gmail.com>
12962 * compare-elim.c (find_comparisons_in_bb): Eliminate only compares
12963 having the same mode as previous compare.
12965 2012-02-10 Eric Botcazou <ebotcazou@adacore.com>
12967 * config/sparc/sparc.c (sparc_flat_expand_prologue): Use emit_use.
12968 * config/sparc/sparc.md (UNSPECV_GOTO): Delete.
12969 (nonlocal_goto_internal): Likewise.
12970 (nonlocal_goto): Emit a use and an indirect jump directly.
12972 2012-02-10 Andrew MacLeod <amacleod@redhat.com>
12975 * doc/extend.texi : Update comments for __atomic_compare_exchange and
12976 __atomic_{is,always}_lock_free.
12978 2012-02-10 Uros Bizjak <ubizjak@gmail.com>
12981 * config/i386/i386.c (ix86_legitimate_address_p): Disallow
12982 negative constant address for TARGET_X32.
12984 2012-02-10 Richard Henderson <rth@redhat.com>
12986 * tree-ssa-dce.c (propagate_necessity): Handle GIMPLE_TRANSACTION.
12987 * tree-ssa-operands.c (parse_ssa_operands): Add virtual operands
12988 for GIMPLE_TRANSACTION. Tidy if's into a switch.
12990 2012-02-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
12991 Ira Rosen <irar@il.ibm.com>
12993 PR tree-optimization/50031
12994 * targhooks.c (default_builtin_vectorization_cost): Handle
12995 vec_promote_demote.
12996 * target.h (enum vect_cost_for_stmt): Add vec_promote_demote.
12997 * tree-vect-loop.c (vect_get_single_scalar_iteraion_cost): Handle
12998 all types of reduction and pattern statements.
12999 (vect_estimate_min_profitable_iters): Likewise.
13000 * tree-vect-stmts.c (vect_model_promotion_demotion_cost): New function.
13001 (vect_get_load_cost): Use vec_perm for permutations; add dump logic
13002 for explicit realigns.
13003 (vectorizable_conversion): Call vect_model_promotion_demotion_cost.
13004 * config/spu/spu.c (spu_builtin_vectorization_cost): Handle
13005 vec_promote_demote.
13006 * config/i386/i386.c (ix86_builtin_vectorization_cost): Likewise.
13007 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Update
13008 vec_perm for VSX and handle vec_promote_demote.
13010 2012-02-10 Jakub Jelinek <jakub@redhat.com>
13012 PR middle-end/52177
13013 * builtins.c (fold_builtin_atomic_always_lock_free,
13014 expand_builtin_atomic_always_lock_free,
13015 fold_builtin_atomic_is_lock_free, expand_builtin_atomic_is_lock_free):
13016 Return and/or test boolean_true_node/boolean_false_node instead of
13017 integer_one_node/integer_zero_node.
13019 2012-02-10 Jan Hubicka <jh@suse.cz>
13021 PR middle-end/48600
13022 * predict.c (predict_paths_for_bb): Prevent looping.
13023 (predict_paths_leading_to_edge, predict_paths_leading_to): Update.
13025 2012-02-10 Roman Zhuykov <zhroma@ispras.ru>
13027 * config/arm/arm.c (output_move_double): In one case properly
13028 count number of instructions that will be emitted.
13030 2012-02-10 Richard Guenther <rguenther@suse.de>
13032 PR translation/52193
13033 * cgraphunit.c (cgraph_mark_functions_to_output): Fix typo.
13035 2012-02-09 Peter Bergner <bergner@vnet.ibm.com>
13037 PR middle-end/52140
13038 * dojump.c (do_compare_rtx_and_jump): Use SCALAR_FLOAT_MODE_P.
13040 2012-02-09 Jakub Jelinek <jakub@redhat.com>
13043 * var-tracking.c (emit_note_insn_var_location): If
13044 EMIT_NOTE_BEFORE_INSN and insn is NOTE_INSN_CALL_ARG_LOCATION,
13045 emit it before next non-NOTE_INSN_CALL_ARG_LOCATION
13046 non-NOTE_DURING_CALL_P insn.
13048 2012-02-09 Bin Cheng <bin.cheng@arm.com>
13050 PR middle-end/51867
13051 * builtins.c (expand_builtin): Don't check DECL_ASSEMBLER_NAME_SET_P.
13053 2012-02-08 Magnus Granberg <zorry@gentoo.org>
13056 * gcc.c (switch_matches) Support switches with separated form,
13059 2012-02-08 Georg-Johann Lay <avr@gjlay.de>
13061 * config/avr/avr.md (SREG_ADDR): Remove constant definition.
13063 (RAMPZ_ADDR): Ditto.
13064 * config/avr/avr.c (avr_addr_t): New typedef.
13065 (avr_addr): New struct to hold RAM address of SPL, SPH, RAMPZ, SREG.
13066 (avr_init_expanders): Initialize it.
13067 (expand_prologue): Use avr_addr instead of RAMPZ_ADDR, SP_ADDR,
13069 (expand_epilogue): Ditto.
13070 (avr_print_operand): Ditto.
13071 (avr_file_start): Ditto.
13072 (avr_emit_movmemhi): Ditto.
13074 2012-02-08 Richard Guenther <rguenther@suse.de>
13076 PR tree-optimization/46886
13077 * tree-flow.h (do_while_loop_p): Declare.
13078 * tree-ssa-loop-ch.c (do_while_loop_p): Export.
13079 * tree-parloops.c (parallelize_loops): Only parallelize do-while loops.
13081 2012-02-08 Andrew MacLeod <amacleod@redhat.com>
13083 * optabs.c (expand_atomic_load): Do not assume compare_and_swap will
13084 always succeed for integers larger than a native word.
13086 2012-02-08 Richard Guenther <rguenther@suse.de>
13088 PR rtl-optimization/52170
13089 * simplify-rtx.c (simplify_plus_minus): Use CONSTM1_RTX to
13090 properly handle integer vector modes.
13092 2012-02-08 Jakub Jelinek <jakub@redhat.com>
13094 PR gcov-profile/52150
13095 * coverage.c: Include target.h.
13096 (build_var): Call targetm.strip_name_encoding on the assembler name.
13097 Change one _ into . or $ if the target allows it.
13098 * Makefile.in (coverage.o): Depend on $(TARGET_H).
13100 PR rtl-optimization/52139
13101 * cfgrtl.c (cfg_layout_merge_blocks): If BB_END
13102 is a BARRIER after emit_insn_after_noloc, move BB_END
13103 to the last non-BARRIER insn before it.
13105 2012-02-07 Richard Sandiford <rdsandiford@googlemail.com>
13107 PR middle-end/24306
13108 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): New function.
13109 (mips_gimplify_va_arg_expr): Call it instead of
13110 std_gimplify_va_arg_expr.
13112 2012-02-07 Michael Meissner <meissner@linux.vnet.ibm.com>
13114 * config/rs6000/rs6000.c (rs6000_trampoline_init): Fix error
13115 message for -mno-pointers-to-nested-function.
13117 2012-02-07 Eric Botcazou <ebotcazou@adacore.com>
13119 PR middle-end/51994
13120 * expr.c (get_inner_reference): If there is an offset, add a negative
13121 bit position to it (if any).
13123 2012-02-07 Jakub Jelinek <jakub@redhat.com>
13125 PR rtl-optimization/52060
13126 * combine.c (try_combine): Add i0src_copy and i0src_copy2 variables,
13127 copy i1src to i1src_copy whenever added_sets_2 && i1_feeds_i2_n already
13128 before i1dest -> i1src substitution in newpat, copy i0src to i0src_copy
13129 and/or i0src_copy2 when needed.
13131 2012-02-07 Jakub Jelinek <jakub@redhat.com>
13133 * gcc.c (main): Don't look for lto-wrapper or lto-wrapper
13134 or LTOPLUGINSONAME if have_c.
13136 * config/freebsd-spec.h: Add comment about what macros can be defined
13138 (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): Don't define here.
13139 * config/freebsd.h (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): But
13142 2012-02-07 Richard Guenther <rguenther@suse.de>
13144 * gimple-pretty-print.c (dump_gimple_phi): Avoid excessive
13145 newline in -alias dumps.
13147 2012-02-07 Kai Tietz <ktietz@redhat.com>
13148 Dave Korn <dave.korn.cygwin@gmail.com>
13151 * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition):
13152 Take care that typinfo gets dllexport-attribute.
13154 2012-02-07 Jakub Jelinek <jakub@redhat.com>
13156 PR middle-end/52074
13157 * expr.c (expand_expr_addr_expr_1): For CONSTANT_CLASS_P or CONST_DECL
13158 if modifier < EXPAND_SUM call force_operand on the result.
13160 2012-02-07 Joern Rennecke <joern.rennecke@embecosm.com>
13162 * config/epiphany/epiphany.h (ASM_DECLARE_FUNCTION_SIZE): Redefine,
13163 adding __forwarder_dst__ prefix if a forwarder_section attribute is
13165 (epiphany_function_type): Replace types for specific interrupts with
13166 EPIPHANY_FUNCTION_INTERRUPT.
13167 (EPIPHANY_INTERRUPT_P): Update.
13168 * config/epiphany/epiphany.c (epiphany_handle_forwarder_attribute):
13169 New static function.
13170 (epiphany_attribute_table) <interrupt>: min_len is 0, max_len is 9.
13171 <disinterrupt>: Affects type identity.
13172 (epiphany_handle_interrupt_attribute): Handle variable number of
13174 (epiphany_compute_function_type): Update for new
13175 epiphany_function_type definition.
13176 (epiphany_expand_prologue): Don't save (reg:DI GPR_0) for interrupt
13177 handlers with a longcall forwarder.
13178 (epiphany_start_function): Handle multiple interrupt arguments and/or
13179 forwarder_section attribute.
13181 * config/epiphany/epiphany.h (LIB_SPEC): Link libc again after
13184 2012-02-07 Alan Modra <amodra@gmail.com>
13187 * config/rs6000/rs6000.c (rs6000_emit_move): Don't create DImode
13190 2012-02-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
13192 PR tree-optimization/50969
13193 * tree-vect-stmts.c (vect_model_store_cost): Correct statement cost to
13194 use vec_perm rather than vector_stmt.
13195 (vect_model_load_cost): Likewise.
13196 * config/i386/i386.c (ix86_builtin_vectorization_cost): Change cost of
13197 vec_perm to be the same as other vector statements.
13198 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Revise
13199 cost of vec_perm for TARGET_VSX.
13201 2012-02-06 Richard Guenther <rguenther@suse.de>
13203 PR tree-optimization/52115
13204 * tree-sra.c (access_has_replacements_p): New function.
13205 (sra_modify_assign): Use it to decide whether a use is uninitialized.
13207 2012-02-06 Patrick Marlier <patrick.marlier@gmail.com>
13209 PR middle-end/52047
13210 * trans-mem.c (expand_call_tm): Add an assertion.
13211 * calls.c (flags_from_decl_or_type): Add ECF_TM_PURE to 'no vops'
13214 2012-02-06 Richard Guenther <rguenther@suse.de>
13216 PR tree-optimization/50955
13217 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Artificially
13218 raise cost of expressions that replace an address with an
13219 expression based on a different pointer.
13221 2012-02-06 Jakub Jelinek <jakub@redhat.com>
13224 * calls.c (mem_overlaps_already_clobbered_arg_p): If val is
13225 CONST_INT_P, subtract resp. add crtl->args.pretend_args_size to it.
13227 2012-02-06 Jonathan Wakely <jwakely.gcc@gmail.com>
13230 * doc/invoke.texi (C++ Dialect Options): Use @option markup for
13231 -Weffc++ and specify guidelines come from second edition.
13233 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
13235 * config/mips/mips.md (sibcall_internal, sibcall_value_internal)
13236 (sibcall_value_multiple_internal, call_split, call_internal_direct)
13237 (call_direct_split, call_value_split, call_value_internal_direct)
13238 (call_value_direct_split, call_value_multiple_split): Use jal and
13239 jal_macro attributes.
13241 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
13243 * reload1.c (reload_regs_reach_end_p): Replace with...
13244 (reload_reg_rtx_reaches_end_p): ...this function.
13245 (new_spill_reg_store): Update commentary.
13246 (emit_input_reload_insns): Don't clear new_spill_reg_store here.
13247 (emit_output_reload_insns): Check reload_reg_rtx_reaches_end_p
13248 before setting new_spill_reg_store.
13249 (emit_reload_insns): Use a separate loop to clear new_spill_reg_store.
13250 Use reload_reg_rtx_reaches_end_p instead of reload_regs_reach_end_p.
13251 Also use reload_reg_rtx_reaches_end_p when reading new_spill_reg_store
13252 for non-spill reload registers.
13254 2012-02-05 Ira Rosen <irar@il.ibm.com>
13256 PR tree-optimization/52091
13257 * tree-vectorizer.h (vect_is_simple_use): Add an argument.
13258 (vect_is_simple_use_1): Likewise.
13259 * tree-vect-loop.c (vectorizable_reduction): Update calls
13260 to vect_is_simple_use_1 and vect_is_simple_use.
13261 (vectorizable_live_operation): Likewise.
13262 * tree-vect-patterns.c (widened_name_p,
13263 vect_recog_vector_vector_shift_pattern, check_bool_pattern): Likewise.
13264 * tree-vect-stmts.c (process_use, vect_get_vec_def_for_operand,
13265 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
13266 vectorizable_shift,vectorizable_operation, vectorizable_store,
13267 vectorizable_load): Likewise.
13268 (vect_is_simple_cond): Add an argument, pass it to
13269 vect_is_simple_use_1.
13270 (vectorizable_condition): Update calls to vect_is_simple_cond,
13271 vect_is_simple_use.
13272 (vect_is_simple_use): Add an argument, the statement in which
13273 OPERAND is used. Check that if OPERAND's def stmt is a double
13274 reduction phi node, the use is a phi node too.
13275 (vect_is_simple_use_1): Add an argument, pass it to
13276 vect_is_simple_use.
13277 * tree-vect-slp.c (vect_get_and_check_slp_defs): Update a call
13278 to vect_is_simple_use.
13280 2012-02-04 Jakub Jelinek <jakub@redhat.com>
13282 PR rtl-optimization/52095
13283 * modulo-sched.c (dump_insn_locator): New function.
13284 (loop_canon_p, sms_schedule): Use it.
13286 PR rtl-optimization/52113
13287 * lower-subreg.c (decompose_multiword_subregs): Call recog_memoized
13288 even for decomposable shift/zext insns.
13290 2012-02-03 Jakub Jelinek <jakub@redhat.com>
13291 Zdenek Dvorak <ook@ucw.cz>
13293 PR rtl-optimization/52092
13294 * loop-unswitch.c (unswitch_single_loop): Call copy_rtx_if_shared
13295 on get_iv_value result.
13297 2012-02-02 Andrew Pinski <apinski@cavium.com>
13299 PR middle-end/47982
13300 PR middle-end/43967
13301 * doc/libgcc.texi (__udivmoddi4/__udivmodti4): Fix documentation typo.
13303 2012-02-02 Jakub Jelinek <jakub@redhat.com>
13305 PR middle-end/48071
13306 * diagnostic.c (diagnostic_finish): Remove trailing newlines.
13308 2012-02-02 Vladimir Makarov <vmakarov@redhat.com>
13310 PR rtl-optimization/49800
13311 * haifa-sched.c (sched_init): Call regstat_init_n_sets_and_refs.
13312 (sched_finish): Call regstat_free_n_sets_and_refs.
13314 2012-02-02 Jia Liu <proljc@gmail.com>
13316 * config/mips/mips-dspr2.md (mips_prepend): Mask operand 3 rather
13319 2012-02-02 Jan Hubicka <jh@suse.cz>
13320 Tom de Vries <tom@codesourcery.com>
13322 PR middle-end/51998
13323 * cgraphunit.c (cgraph_analyze_function): Break cyclic aliases.
13324 * varpool.c (varpool_analyze_pending_decls): Likewise.
13326 2012-02-02 Sumanth G <sumanth.gundapaneni@kpitcummins.com>
13327 Jayant R Sonar <jayant.sonar@kpitcummins.com>
13329 * config.gcc: Add cr16-* support.
13331 * doc/extend.texi: Document cr16 extensions.
13332 * doc/install.texi: Document cr16 install.
13333 * doc/invoke.texi: Document cr16 options.
13334 * doc/md.texi: Document cr16 constraints.
13336 * common/config/cr16/cr16-common.c: New file.
13337 * config/cr16/cr16.c: New file.
13338 * config/cr16/cr16.h: New file.
13339 * config/cr16/cr16.md: New file.
13340 * config/cr16/cr16.opt: New file.
13341 * config/cr16/cr16-protos.h: New file.
13342 * config/cr16/predicates.md: New file.
13343 * config/cr16/constraints.md: New file.
13344 * config/cr16/t-cr16: New file.
13346 2012-02-02 Jakub Jelinek <jakub@redhat.com>
13349 * config/i386/i386.md (*addqi_2 peephole with SImode addition): Check
13350 that operands[2] is either immediate, or q_regs_operand.
13352 PR tree-optimization/52073
13353 * tree-vect-stmts.c (vect_mark_relevant): When checking uses of
13354 a pattern stmt for pattern uses, ignore uses outside of the loop.
13356 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
13358 * config/avr/avr.c: Resolve all AS1 and AS2 macros.
13359 * config/avr/avr.h (AS1, AS2, AS2C, AS3): Remove.
13360 (OUT_AS1, OUT_AS2): Remove.
13362 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
13364 PR rtl-optimization/51374
13365 * combine.c (can_combine_p): Don't allow volatile_refs_p insns
13366 to cross other volatile_refs_p insns.
13368 2012-02-01 Richard Guenther <rguenther@suse.de>
13370 * doc/invoke.texi (fno-inline): Clarify documentation.
13371 (finline-small-functions): Likewise.
13372 (finline-functions): Likewise.
13373 * common.opt (finline): Adjust comment and documentation.
13374 (finline-small-functions): Clarify documentation.
13375 (finline-functions): Likewise.
13376 (finline-functions-called-once): Likewise.
13378 2012-02-01 Tristan Gingold <gingold@adacore.com>
13380 * c-typeck.c (composite_type): Keep mode for pointers.
13382 2012-01-31 Richard Sandiford <rdsandiford@googlemail.com>
13384 * function.h (regno_reg_rtx): Adjust comment.
13385 * reginfo.c (init_reg_modes_target): Only use the previous mode
13386 if it fits within one register. Remove MIPS comment.
13388 2012-01-31 Jakub Jelinek <jakub@redhat.com>
13391 * combine.c (do_SUBST_LINK, SUBST_LINK): Guard with #ifndef HAVE_cc0.
13393 2012-01-31 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
13395 * config/s390/s390.md ("*ashr<mode>3_and"): Add missing z196 flag
13396 to srak instruction.
13398 2012-01-31 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
13400 * config/arm/thumb2.md (thumb2_mov_notscc): Use MVN for true condition.
13402 2012-01-31 Jakub Jelinek <jakub@redhat.com>
13407 * ipa-prop.c (detect_type_change_1): Call ao_ref_init.
13409 2012-01-31 Richard Guenther <rguenther@suse.de>
13411 PR tree-optimization/51528
13412 * tree-sra.c (sra_modify_assign): Avoid copy-in/out for aggregate
13415 2012-01-31 Jakub Jelinek <jakub@redhat.com>
13420 * ree.c (add_removable_extension): Change def_map argument
13421 to unsigned *, store in def_map 1 + offset into *insn_list vector
13422 instead of pointers into the vector.
13423 (find_removable_extensions): Adjust caller.
13425 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
13427 * config/avr/avr.md: Resolve all AS1 and AS2 macros.
13428 Transform all "* quoted-c-code" to { c-code }.
13429 Remove redundant test for "optimize" in combine patterns.
13430 Move (include "avr-dimode.md") to end of file.
13432 2012-01-30 Bin Cheng <bin.cheng@arm.com>
13435 * config/arm/arm.c (arm_libcall_uses_aapcs_base): Use correct ABI
13436 for __aeabi_d2iz/__aeabi_d2uiz with hard-float.
13438 2012-01-30 Richard Guenther <rguenther@suse.de>
13440 PR tree-optimization/52028
13441 * tree-loop-distribution.c (ldist_gen): Properly update
13444 2012-01-30 Jakub Jelinek <jakub@redhat.com>
13447 * dwarf2out.c (dwarf2out_switch_text_section): Don't call
13448 set_cur_line_info_table if not emitting debug info.
13450 PR tree-optimization/52046
13451 * tree-vect-patterns.c (check_bool_pattern): Give up if
13452 a comparison could throw.
13455 * tree-ssa-tail-merge.c (local_def): Ignore debug uses.
13457 2012-01-30 Richard Guenther <rguenther@suse.de>
13459 PR tree-optimization/52045
13460 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Update
13461 SSA form if cfgcleanup did anything.
13463 2012-01-30 Richard Guenther <rguenther@suse.de>
13465 PR tree-optimization/52045
13466 * ipa-inline-transform.c (inline_transform): Call execute_fixup_cfg
13467 before computing final todo.
13469 2012-01-30 Richard Guenther <rguenther@suse.de>
13471 PR tree-optimization/51528
13472 * tree-sra.c (sra_modify_assign): Re-factor in preparation
13475 2012-01-30 Paolo Bonzini <bonzini@gnu.org>
13477 * df-problems.c (df_kill_notes): Check that the use refers
13478 to the note under examination.
13480 2012-01-30 Eric Botcazou <ebotcazou@adacore.com>
13483 * config/sparc/sparc.c (vector_init_fpmerge): Remove INNER_MODE
13484 parameter and use short-lived pseudos.
13485 (vector_init_faligndata): Remove INNER_MODE parameter and use loop.
13486 (sparc_expand_vector_init): Const-ify local variables and adjust
13487 calls to above functions.
13489 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
13491 * config/avr/avr.c (out_movqi_mr_r): Fix length computation.
13493 2012-01-29 Sandra Loosemore <sandra@codesourcery.com>
13495 * doc/invoke.texi: Make usage of "compile time" and
13496 "run time"/"runtime" consistent throughout the file.
13498 2012-01-29 Uros Bizjak <ubizjak@gmail.com>
13500 * config/alpha/alpha.c (alpha_option_override): Default to
13501 full IEEE compliance mode for Go language.
13503 2012-01-29 Tijl Coosemans <tijl@coosemans.org>
13505 * config/freebsd-spec.h [TARGET_LIBC_PROVIDES_SSP]
13506 (LINK_SSP_SPEC): Define.
13508 2012-01-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13511 * config/pa/pa.c (pa_return_addr_rtx): Add support for PA2.0 export
13514 2012-01-28 Sandra Loosemore <sandra@codesourcery.com>
13516 * doc/invoke.texi: Correct hyphenation of "floating point",
13517 "double precision", and related terminology throughout the file.
13519 2012-01-28 Jakub Jelinek <jakub@redhat.com>
13522 * config/arm/arm.md (pic_add_dot_plus_eight peephole2): Use
13523 arm_general_register_operand predicate for operand 2 instead of
13526 2012-01-27 Ian Lance Taylor <iant@google.com>
13529 * builtins.def (BUILT_IN_INIT_HEAP_TRAMPOLINE): Define.
13530 * builtins.c (expand_builtin_init_trampoline): Add onstack
13531 parameter. Change caller.
13532 (expand_builtin): Handle BUILT_IN_INIT_HEAP_TRAMPOLINE.
13533 * tree.c (build_common_builtin_nodes): Declare
13534 __builtin_init_heap_trampoline.
13536 2012-01-27 Georg-Johann Lay <avr@gjlay.de>
13538 * config/avr/avr-protos.h (lpm_reg_rtx, lpm_addr_reg_rtx,
13539 tmp_reg_rtx, zero_reg_rtx, all_regs_rtx, rampz_rtx): Make global.
13540 * config/avr/avr.c: Ditto.
13541 (avr_regnames): Remove because unused.
13542 * config/avr/avr.md (*cpse.ne): New peephole.
13543 (*cpse.eq): New peephole from former cpse peepholes.
13545 2012-01-27 Michael Eager <eager@eagercon.com>
13547 * config/microblaze.c (microblaze_emit_compare): Correct
13548 test after pcmp instruction.
13550 2012-01-27 Richard Guenther <rguenther@suse.de>
13552 PR tree-optimization/52020
13553 * tree-sra.c (sra_modify_assign): Do not transform clobbers.
13555 2012-01-27 Richard Guenther <rguenther@suse.de>
13557 * ipa-pure-const.c (check_stmt): Clobbers do not make a
13558 function non-const/pure.
13560 2012-01-27 Richard Guenther <rguenther@suse.de>
13562 PR tree-optimization/50444
13563 * tree-sra.c (build_ref_for_offset): Properly adjust the
13564 MEM_REF type for unaligned accesses.
13566 2012-01-27 Richard Guenther <rguenther@suse.de>
13568 PR tree-optimization/50444
13569 * expr.c (mem_ref_refers_to_non_mem_p): New function.
13570 (expand_assignment): Use it. Properly handle misaligned
13571 bases when expanding stores to component references.
13572 (expand_expr_real_1): Use mem_ref_refers_to_non_mem_p and
13573 refactor that case.
13575 2012-01-27 Andrey Belevantsev <abel@ispras.ru>
13577 PR middle-end/51389
13578 * Makefile.in (tree-data-ref.o): Depend on $(PARAMS_H).
13579 * tree-data-ref.h (find_data_references_in_loop): Remove declaration.
13580 * tree-data-ref.c (find_data_references_in_loop): Make static.
13581 (compute_all_dependences): Change return type to bool. Bail out
13582 for too many datarefs in a loop. Move the hunk resetting the data
13583 dependences vector from ...
13584 (compute_data_dependences_for_loop): ... here. Account for
13585 compute_all_dependences returning false.
13586 (compute_data_dependences_for_bb): Likewise.
13587 * params.def (PARAM_LOOP_MAX_DATAREFS_FOR_DATADEPS): New param.
13588 * doc/invoke.texi (loop-max-datarefs-for-datadeps): Document it.
13590 2012-01-27 Richard Guenther <rguenther@suse.de>
13592 PR middle-end/51959
13593 * expr.c (store_field): Use the alias-set of the scratch memory
13596 2012-01-27 Tom de Vries <tom@codesourcery.com>
13598 PR tree-optimization/51990
13599 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
13601 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Same.
13603 2012-01-27 Jakub Jelinek <jakub@redhat.com>
13606 * var-tracking.c (reverse_op): Don't add any reverse operation
13607 if V already has any constant locations.
13609 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
13611 * doc/invoke.texi: Correct usage of "command line" (noun)
13612 vs "command-line" (adjective) throughout.
13614 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
13616 * doc/invoke.texi (Language Independent Options): Move
13617 -Wcoverage-mismatch blurb from here....
13618 (Warning Options): ...to here.
13620 2012-01-27 Peter Bergner <bergner@vnet.ibm.com>
13622 * config/rs6000/rs6000.c (rs6000_option_override_internal):
13623 Set rs6000_always_hint to false for 476.
13625 2012-01-27 Matthias Klose <doko@ubuntu.com>
13627 * gcc.c (add_sysrooted_prefix): Remove trailing dir separator from
13629 * incpath.c (add_standard_paths): Likewise.
13631 2012-01-27 Richard Henderson <rth@redhat.com>
13633 * config/m68k/m68k.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
13634 * config/m68k/sync.md (atomic_test_and_set): Rename from
13635 sync_test_and_setqi and adjust the operands.
13636 (atomic_test_and_set_1): Rename from sync_test_and_setqi_1
13637 and unconditionally enable.
13639 2012-01-27 Richard Henderson <rth@redhat.com>
13641 * config/sparc/sparc.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
13642 * config/sparc/sync.md (atomic_test_and_set): Only handle QImode.
13643 (ldstub): Rename from ldstubqi.
13644 (ldstub<I24MODE>): Remove.
13646 2012-01-27 Richard Henderson <rth@redhat.com>
13648 * target.def (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
13649 * c-cppbuiltin.c (cpp_atomic_builtins): Define
13650 __GCC_ATOMIC_TEST_AND_SET_TRUEVAL.
13651 * doc/tm.texi.in (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): Add doc hook.
13652 * doc/tm.texi: Rebuild.
13654 2012-01-27 Richard Henderson <rth@redhat.com>
13656 * optabs.c (gen_atomic_test_and_set): Remove default.
13657 (maybe_emit_atomic_test_and_set): Use maybe_expand_insn.
13659 2012-01-26 Jakub Jelinek <jakub@redhat.com>
13661 PR rtl-optimization/51978
13662 * ree.c (make_defs_and_copies_lists): Change set_pat type to const_rtx.
13663 (combine_reaching_defs): Likewise.
13664 (struct re_info): Remove.
13665 (add_removable_extension): Remove x and data arguments,
13666 add insn, insn_list and def_map. Use the arguments directly
13667 instead of using struct re_info.
13668 (find_removable_extensions): Don't call add_removable_extension
13669 through note_stores, instead just call it with single_set
13670 result if non-NULL.
13671 (find_and_remove_re): Pass curr_cand->expr instead of
13672 PATTERN (curr_cand->insn) as set_pat argument to combine_reaching_defs.
13674 2012-01-26 Michael Matz <matz@suse.de>
13676 PR tree-optimization/46590
13677 * cfgexpand.c: Revert last change (r183305).
13678 * gimplify.c (gimplify_bind_expr): Add clobbers for all non-gimple
13680 * tree-eh.c (cleanup_empty_eh): Try to optimize clobbers before
13681 checking for emptiness.
13683 2012-01-26 Jakub Jelinek <jakub@redhat.com>
13685 PR middle-end/51895
13686 * expr.c (expand_expr_real_1): Handle BLKmode MEM_REF of
13687 non-addressable non-BLKmode base correctly.
13689 2012-01-26 Michael Matz <matz@suse.de>
13691 PR tree-optimization/48794
13692 * tree-eh.c (remove_unreachable_handlers_no_lp): Don't remove
13693 regions referenced from RESX/EH_DISPATCH.
13695 2012-01-26 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
13697 * config/s390/s390.h: Make BRANCH_COST an option.
13698 * config/s390/s390.opt: New option -mbranch-cost.
13700 2012-01-26 Richard Henderson <rth@redhat.com>
13702 Revert 2012-01-24 change:
13703 * trans-mem.c (requires_barrier): Do not instrument thread local
13704 variables and emit save/restore for them.
13706 2012-01-25 Jakub Jelinek <jakub@redhat.com>
13708 PR middle-end/51986
13709 * sched-deps.c (sched_get_condition_with_rev_uncached): Don't test
13712 2012-01-25 Richard Sandiford <rdsandiford@googlemail.com>
13714 * config/mips/mips.c (mips_small_data_pattern_1): Don't process
13717 2012-01-25 Georg-Johann Lay <avr@gjlay.de>
13720 Rename __pgm to __flash.
13721 Rename __pgm1 to __flash1.
13722 Rename __pgm2 to __flash2.
13723 Rename __pgm3 to __flash3.
13724 Rename __pgm4 to __flash4.
13725 Rename __pgm5 to __flash5.
13726 Rename __pgmx to __memx.
13727 * doc/extend.texi (AVR Named Address Spaces)
13728 Rename address space names as indicated above.
13729 * config/avr/avr.c (avr_addrspace): Ditto.
13731 * config/avr/avr-protos.h
13732 (avr_mem_pgmx_p): Rename to avr_mem_memx_p.
13733 (avr_mem_pgm_p): Rename to avr_mem_flash_p.
13734 * config/avr/predicates.md: Ditto.
13735 * config/avr/avr.c Ditto, and
13736 (avr_decl_pgmx_p): Rename to avr_decl_memx_p.
13737 (avr_decl_pgm_p): Rename to avr_decl_flash_p.
13739 * config/avr/avr.h (ADDR_SPACE_PGM): Rename to ADDR_SPACE_FLASH.
13740 (ADDR_SPACE_PGM1): Rename to ADDR_SPACE_FLASH1.
13741 (ADDR_SPACE_PGM2): Rename to ADDR_SPACE_FLASH2.
13742 (ADDR_SPACE_PGM3): Rename to ADDR_SPACE_FLASH3.
13743 (ADDR_SPACE_PGM4): Rename to ADDR_SPACE_FLASH4.
13744 (ADDR_SPACE_PGM5): Rename to ADDR_SPACE_FLASH5.
13745 (ADDR_SPACE_PGMX): Rename to ADDR_SPACE_MEMX.
13746 * config/avr/avr.c: Ditto.
13747 * config/avr/avr.md: Ditto.
13749 2012-01-25 Jason Merrill <jason@redhat.com>
13752 * tree.c (find_decls_types_in_node): Walk gimple_call_fntype.
13754 2012-01-25 Jakub Jelinek <jakub@redhat.com>
13756 PR tree-optimization/51987
13757 * tree-data-ref.c (get_references_in_stmt): Handle references in
13758 non-volatile GIMPLE_ASM.
13760 2012-01-25 Richard Guenther <rguenther@suse.de>
13762 * tree-ssa-sccvn.c (vn_reference_eq): Also compare if both
13763 bases are dereferenced.
13765 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
13767 PR rtl-optimization/48374
13768 * sel-sched-ir.h (get_all_loop_exits): Check for zero successors.
13770 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
13772 * tree-predcom.c (tree_predictive_commoning_loop): Bail out when
13773 compute_data_dependences_for_loop returns false.
13774 * tree-parloops.c (loop_parallel_p): Likewise.
13776 2012-01-25 Richard Guenther <rguenther@suse.de>
13778 * tree.h (get_pointer_alignment_1): Declare.
13779 * builtins.c (get_pointer_alignment_1): New function.
13780 (get_pointer_alignment): Use it.
13782 2012-01-25 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
13784 PR rtl-optimization/48308
13785 * combine.c (enum undo_kind): Add UNDO_LINKS.
13786 (struct undo): Add member l to other_contents and where.
13787 (do_SUBST_LINK): New.
13789 (try_combine): Handle LOG_LINKS for the dummy i1 case.
13790 (undo_all): Handle UNDO_LINKS.
13792 2012-01-25 Richard Henderson <rth@redhat.com>
13794 * optabs.c (maybe_emit_atomic_test_and_set): Allow non-QImode
13797 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
13799 * optabs.c (gen_atomic_test_and_set): Use each argument.
13801 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
13803 * config/mips/mips-ps-3d.md (mips_addr_ps, reduc_splus_v2sf)
13804 (mips_cvt_pw_ps, mips_cvt_ps_pw, mips_mulr_ps, mips_cabs_cond_<fmt>)
13805 (mips_cabs_cond_4s, mips_cabs_cond_ps, bc1any4t, bc1any4f, bc1any2t)
13806 (bc1any2f, mips_rsqrt1_<fmt>, mips_rsqrt2_<fmt>, mips_recip1_<fmt>)
13807 (mips_recip2_<fmt>): Require TARGET_MIPS3D rather than
13808 TARGET_PAIRED_SINGLE_FLOAT.
13810 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
13812 * doc/rtl.texi (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
13813 (in_struct, return_val): Remove MEM documentation.
13814 * rtl.h (rtx_def): Remove MEM meanings from in_struct and return_val.
13815 (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
13816 (MEM_COPY_ATTRIBUTES): Remove references to MEM_IN_STRUCT_P
13818 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
13819 * cfgexpand.c (add_alias_set_conflicts): Likewise.
13820 * expr.c (store_field): Likewise.
13821 * function.c (assign_stack_temp_for_type): Likewise.
13822 * ifcvt.c (noce_try_cmove_arith): Likewise.
13823 * reload1.c (reload): Likewise.
13824 * config/alpha/alpha.c (alpha_set_memflags_1): Likewise.
13825 (alpha_set_memflags): Likewise.
13826 * config/m32c/m32c.c (m32c_immd_dbl_mov): Nullify.
13828 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
13830 * rtl.h (true_dependence, canon_true_dependence): Remove varies
13832 * alias.c (fixed_scalar_and_varying_struct_p): Delete.
13833 (true_dependence_1, write_dependence_p, may_alias_p): Don't call it.
13834 (true_dependence_1, true_dependence, canon_true_dependence): Remove
13836 * cselib.c (cselib_rtx_varies_p): Delete.
13837 (cselib_invalidate_mem): Update call to canon_true_dependence.
13838 * dse.c (record_store, check_mem_read_rtx): Likewise.
13839 (scan_reads_nospill): Likewise.
13840 * cse.c (check_dependence): Likewise.
13841 (cse_rtx_varies_p): Delete.
13842 * expr.c (safe_from_p): Update call to true_dependence.
13843 * ira.c (validate_equiv_mem_from_store): Likewise.
13844 (memref_referenced_p): Likewise.
13845 * postreload-gcse.c (find_mem_conflicts): Likewise.
13846 * sched-deps.c (sched_analyze_2): Likewise.
13847 * store-motion.c (load_kills_store): Likewise.
13848 * config/frv/frv.c (frv_registers_conflict_p_1): Likewise.
13849 * gcse.c (mems_conflict_for_gcse_p): Likewise.
13850 (compute_transp): Update call to canon_true_dependence.
13852 2012-01-25 Richard Henderson <rth@redhat.com>
13854 * optabs.c (CODE_FOR_atomic_test_and_set): Provide default.
13855 (maybe_emit_atomic_test_and_set): New.
13856 (expand_sync_lock_test_and_set): Use it.
13857 (expand_atomic_test_and_set): Likewise.
13858 * doc/extend.texi (__atomic_test_and_set): Adjust the docs to match
13859 the implementation; clarify implementation defined details.
13860 * doc/md.texi (atomic_test_and_set): Document.
13862 2012-01-25 Richard Henderson <rth@redhat.com>
13864 * config/sparc/predicates.md (zero_or_v7_operand): Use match_code.
13866 2012-01-25 Richard Henderson <rth@redhat.com>
13869 * config/arm/arm.c (neon_split_vcombine): Emit deleted note
13870 to effect no-op split.
13872 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
13875 * builtin-types.def: (BT_CONST_DOUBLE_PTR): New.
13876 (BT_FN_VOID_PTR_CONST_PTR_SIZE): New.
13877 (BT_FN_VOID_PTR_INT_SIZE): New.
13878 (BT_FN_UINT_UINT_VAR): Remove.
13879 (BT_FN_UINT32_UINT32_VAR): New.
13880 (BT_FN_DOUBLE_VPTR): Remove.
13881 (BT_FN_DOUBLE_CONST_DOUBLE_PTR): New.
13883 * gtm-builtins.def (_ITM_abortTransaction): Set return type to void.
13884 (_ITM_changeTransactionMode): Same.
13885 (_ITM_memmoveRtWt): Change return type to void.
13886 (_ITM_memcpyRtWt): Same.
13887 (_ITM_memsetW): Same.
13888 (_ITM_RaRD): Change types to double.
13893 * builtins.def (DEF_TM_BUILTIN): Set BOTH_P to true.
13895 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
13896 Patrick Marlier <patrick.marlier@gmail.com>
13898 * trans-mem.c (requires_barrier): Do not instrument thread local
13899 variables and emit save/restore for them.
13901 2012-01-24 Jason Merrill <jason@redhat.com>
13904 * cgraphunit.c (cgraph_decide_is_function_needed): Don't always
13905 output static aliases.
13907 2012-01-24 Jakub Jelinek <jakub@redhat.com>
13910 * common.opt (-pie, -shared, pie, shared): Change from Common to
13912 * gcc.c (display_help): Display help for -pie and -shared.
13914 2012-01-24 Georg-Johann Lay <avr@gjlay.de>
13917 * doc/extend.texi (AVR Named Address Spaces): Move sample code up.
13918 Remove note on size/offset limitation.
13919 (AVR Variable Attributes): Add example how to read data located
13920 with progmem. Refer to named address spaces.
13921 * doc/invoke.texi (AVR Options): Fix typo.
13923 2012-01-24 Richard Guenther <rguenther@suse.de>
13925 Forward-port to trunk
13926 2010-09-21 Jakub Jelinek <jakub@redhat.com>
13928 PR middle-end/45678
13929 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: If
13930 op0 isn't sufficiently aligned and there is movmisalignM
13931 insn for mode, use it to load op0 into a temporary register.
13933 2012-01-24 Jakub Jelinek <jakub@redhat.com>
13936 * target.def (const_not_ok_for_debug_p): New hook.
13937 * doc/tm.texi.in (TARGET_CONST_NOT_OK_FOR_DEBUG_P): New hook
13939 * doc/tm.texi: Regenerated.
13940 * dwarf2out.c (const_ok_for_output_1): If
13941 targetm.const_not_ok_for_debug_p returns true, fail.
13942 * config/rs6000/rs6000.c (rs6000_const_not_ok_for_debug_p): New
13944 (TARGET_CONST_NOT_OK_FOR_DEBUG_P): Redefine.
13946 2012-01-23 Kai Tietz <ktietz@redhat.com>
13949 * config/i386/predicates.md (symbolic_operand): Allow
13950 UNSPEC_PCREL as PIC expression for lea.
13951 * config/i386/winnt.c (i386_pe_binds_local_p): Reworked.
13952 * config/i386/i386.c (ix86_delegitimize_address): Handle
13953 UNSPEC_PCREL for none-MEM, too.
13955 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
13957 * trans-mem.c (ipa_tm_create_version): Set externally_visible.
13958 (ipa_tm_create_version_alias): Same.
13960 2012-01-23 Uros Bizjak <ubizjak@gmail.com>
13963 * builtin-types.def (BT_FN_UINT_UINT_VAR): New.
13964 * gtm-builtins.def (BUILT_IN_TM_START): Declare as BT_FN_UINT_UINT_VAR.
13966 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
13967 Patrick Marlier <patrick.marlier@gmail.com>
13968 Iain Sandoe <developer@sandoe-acoustics.co.uk>
13971 * lto-wrapper.c (run_gcc): Pass the LTO section name to
13972 simple_object_start_read.
13974 2012-01-23 Richard Guenther <rguenther@suse.de>
13977 PR tree-optimization/51895
13978 * tree-sra.c (decide_one_param_reduction): Avoid sub-optimal
13979 parameter decomposition into BLKmode components.
13981 2012-01-23 Eric Botcazou <ebotcazou@adacore.com>
13983 * tree-ssa-structalias.c (intra_create_variable_infos): Do not create
13984 fake variables for restrict-qualified pointers whose pointed-to type
13985 contains a placeholder.
13987 2012-01-23 Richard Guenther <rguenther@suse.de>
13989 PR tree-optimization/51949
13990 * ipa-split.c (execute_split_functions): Do not split malloc functions.
13992 2012-01-23 Jakub Jelinek <jakub@redhat.com>
13994 PR rtl-optimization/51933
13995 * ree.c (transform_ifelse): Return true right away if dstreg is
13996 already wider or equal to cand->mode.
13997 (enum ext_modified_kind, struct ext_modified, ext_state): New types.
13998 (make_defs_and_copies_lists): Remove defs_list and copies_list
13999 arguments, add state argument, just truncate state->work_list
14000 instead of always allocating and freeing the vector. Assert that
14001 get_defs succeeds instead of returning 2. Changed return type to bool.
14002 (merge_def_and_ext): Add state argument. If SET_DEST doesn't
14003 have ext_src_mode, see if it has been modified already with the
14004 right kind of extension and has been extended before from the
14005 ext_src_mode. If SET_DEST is already wider or equal to cand->mode,
14006 just return true. Remember the original mode in state->modified array.
14007 (combine_reaching_defs): Add state argument. Don't allocate and
14008 free here def_list, copied_list and vec vectors, instead just
14009 VEC_truncate the vectors in *state. Don't handle outcome == 2 here.
14010 (find_and_remove_re): Set DF_DEFER_INSN_RESCAN df flag.
14011 Add state variable, clear vectors in it, initialize state.modified
14012 if needed. Free all the vectors at the end and state.modified too.
14013 Don't skip a candidate if the extension expression has been modified.
14015 2012-01-22 Douglas B Rupp <rupp@gnat.com>
14018 * config.gcc: (i[34567]86-*-interix3*): Remove from obsolete
14019 configurations. Change triplet to i[34567]86-*-interix[3-9]*.
14020 (extra_options) interix.opt -> i386/interix.opt"
14021 (extra_objs):Add winnt-stubs.o
14022 * configure.ac: Add interix to target_os .comm on PE check.
14023 * configure: Regenerate.
14024 * config/interix3.h: Delete and move bits to..
14025 * config/interix.h: Delete and move bits to..
14026 * config/i386/i386-interix3.h: Delete and move bits to..
14027 * config/i386/i386-interix.h: ..here.
14028 (TARGET_CPU_DEFAULT): Remove redefinition.
14029 (TARGET_ASM_CONSTRUCTOR): Undefine.
14030 (SUBTARGET_SWITCHES): Define for ms-bitfields.
14031 (TARGET_OS_CPP_BUILTINS): Remove __OPENNT. Add __declspec.
14032 (PTRDIFF_TYPE): Define.
14033 (LONG_DOUBLE_TYPE_SIZE): Define.
14034 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Define.
14035 (SUBTARGET_OVERRIDE_OPTIONS): Remove.
14036 (TARGET_SECTION_TYPE_FLAGS): Define.
14037 (ASM_DECLARE_FUNCTION_NAME): Define.
14038 (ASM_OUTPUT_EXTERNAL): Define.
14039 (ASM_OUTPUT_EXTERNAL_LIBCALL): Define.
14040 (ASM_OUTPUT_ALIGNED_BSS): Define.
14041 (PCC_BITFIELD_TYPE_MATTERS): Define.
14042 (USE_CONST_SECTION): Define.
14043 (SUBTARGET_ENCODE_SECTION_INFO): Remove.
14044 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
14045 (SUPPORTS_ONE_ONLY): Remove.
14046 (I386_PE_STRIP_ENCODING): Define.
14047 * config/interix.opt: Delete and move bits to..
14048 * config/i386/interix.opt: ..here. New.
14049 (mpe-aligned-commons): Add.
14050 * config/i386/t-interix: Add copyright header.
14051 (winnt-stubs.o): Add rule.
14053 2012-01-22 Jason Merrill <jason@redhat.com>
14056 * varpool.c (varpool_analyze_pending_decls): Copy DECL_EXTERNAL
14057 for extra name aliases.
14059 2012-01-22 Eric Botcazou <ebotcazou@adacore.com>
14061 PR rtl-optimization/51924
14062 * ree.c (combine_set_extension): Improve debugging message.
14063 (combine_reaching_defs): Likewise.
14064 (get_defs): Rename confusingly named variable.
14065 (find_and_remove_re): Skip a candidate if the extension expression has
14068 2012-01-21 Robert Millan <rmh@gnu.org>
14069 Gerald Pfeifer <gerald@pfeifer.com>
14071 * config/kfreebsd-gnu.h (GNU_USER_DYNAMIC_LINKERX32): New macro.
14072 (GNU_USER_DYNAMIC_LINKER): Adjust indentation.
14074 2012-01-20 Jakub Jelinek <jakub@redhat.com>
14076 PR tree-optimization/51914
14077 * tree-vect-stmts.c (vectorizable_conversion): For
14078 cvt_type && modifier == WIDEN, put temporary with cvt_type
14079 at the beginning of vec_dsts and set vec_dest to temporary
14082 2012-01-20 Eric Botcazou <ebotcazou@adacore.com>
14084 * cfgrtl.c (rtl_dump_bb): Do not dump insns for {ENTRY|EXIT}_BLOCK.
14086 2012-01-20 Tijl Coosemans <tijl@coosemans.org>
14088 * config/i386/i386.c: Fix checks for !TARGET_MACHO.
14089 * config/rs6000/rs6000.c: Likewise.
14091 2012-01-20 Jakub Jelinek <jakub@redhat.com>
14094 * config/arm/arm.c (arm_count_output_move_double_insns): Call
14095 output_move_double on a copy of operands array.
14097 2012-01-20 Cary Coutant <ccoutant@google.com>
14098 Dodji Seketeli <dodji@redhat.com>
14101 * dwarf2out.c (copy_declaration_context): Return ref to parent
14102 of declaration DIE, if necessary.
14103 (remove_child_or_replace_with_skeleton): Add new parameter; update
14104 caller. Place skeleton DIE under parent DIE of original declaration.
14105 Move call to copy_declaration_context to here ...
14106 (break_out_comdat_types): ... from here.
14108 2012-01-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
14110 PR rtl-optimization/51856
14111 * reload.c (find_reloads_subreg_address): Set the address_reloaded
14114 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
14117 * config/arm/arm.c (arm_print_operand): Correct output of alignment
14118 hints for neon loads and stores.
14120 2012-01-20 Georg-Johann Lay <avr@gjlay.de>
14124 * doc/extend.texi (Named Address Spaces): Split into subsections.
14125 (AVR Named Address Spaces): New subsection.
14126 (M32C Named Address Spaces): New subsection.
14127 (RL78 Named Address Spaces): New subsection.
14128 (SPU Named Address Spaces): New subsection.
14129 (Variable Attributes): New anchor "AVR Variable Attributes".
14130 (AVR Variable Attributes): Rewrite and avoid wording
14131 "address space" in this context.
14132 * doc/invoke.texi (AVR Options): Rewrite and add documentation
14133 for -maccumulate-args, -mbranch-cost=, -mrelax, -mshort-calls.
14134 (AVR Built-in Macros): New subsubsection therein.
14135 * doc/md.texi (AVR constraints): Remove "C04", "R".
14137 2012-01-20 Richard Guenther <rguenther@suse.de>
14139 PR tree-optimization/51903
14140 * tree-ssa-pre.c (eliminate): Properly purging of EH edges
14141 when removing stmts.
14143 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
14146 * config/arm/arm.c (arm_load_pic_register): Use
14147 gen_pic_load_addr_unified. Delete calls to gen_pic_load_addr_32bit
14148 , gen_pic_add_dot_plus_eight and gen_pic_add_dot_plus_four.
14149 (arm_pic_static_addr): Likewise.
14150 (arm_rtx_costs_1): Adjust cost for UNSPEC_PIC_UNIFIED.
14151 (arm_note_pic_base): Handle UNSPEC_PIC_UNIFIED.
14152 * config/arm/arm.md (UNSPEC_PIC_UNIFIED): Define.
14153 (pic_load_addr_unified): New.
14155 2012-01-20 Andrey Belevantsev <abel@ispras.ru>
14158 * function.c (instantiate_virtual_regs_in_insn): Use
14159 delete_insn_and_edges when removing a wrong asm insn.
14161 2012-01-19 Vladimir Makarov <vmakarov@redhat.com>
14163 PR rtl-optimization/40761
14164 * ira-int.h (struct ira_loop_tree_node): Add comment for member loop.
14165 Add new member loop_num.
14166 (IRA_LOOP_NODE_BY_INDEX): Modify the check.
14167 (ira_build): Remove the parameter.
14169 * ira.c (ira_print_disposition): Use loop_num instead of loop->num.
14170 (ira.c): Do not build CFG loops for one region allocation. Remove
14171 argument from ira_build call.
14173 * ira-build.c (init_loop_tree_node): New function.
14174 (create_loop_tree_nodes): Use it. Separate the case when CFG
14175 loops are not built.
14176 (more_one_region_p): Check current_loops.
14177 (finish_loop_tree_nodes): Separate the case when CFG loops are not
14179 (add_loop_to_tree): Process loop equal to NULL too.
14180 (form_loop_tree): Separate the case when CFG loops are not built.
14181 Use explicitly number for the root.
14182 (rebuild_regno_allocno_maps, create_loop_tree_node_allocnos): Add
14184 (ira_print_expanded_allocno, loop_compare_func): Use loop_num
14185 instead of loop->num.
14186 (mark_loops_for_removal): Ditto. Use loop_num instead of loop->num.
14187 (mark_all_loops_for_removal): Ditto.
14188 (remove_unnecessary_regions): Separate the case when CFG loops
14190 (ira_build): Remove the parameter. Use explicit number of regions
14191 when CFG loops are not built.
14193 * ira-color.c (print_loop_title): Separate the case for the root node.
14194 Use loop_num instead of loop->num.
14195 (move_spill_restore): Use loop_num instead of loop->num.
14197 * ira-emit.c (setup_entered_from_non_parent_p): Add an assertion.
14198 (change_loop): Ditto.
14199 (change_loop): Use loop_num instead of loop->num.
14201 * ira-lives.c (process_bb_node_lives): Ditto.
14203 * ira-costs.c (print_allocno_costs, find_costs_and_classes): Ditto.
14205 * ira-conflicts.c (print_allocno_conflicts): Ditto.
14207 2012-01-19 Jakub Jelinek <jakub@redhat.com>
14209 PR libmudflap/40778
14210 * tree-mudflap.c (mf_artificial): New function.
14211 (execute_mudflap_function_ops, execute_mudflap_function_decls,
14212 mx_register_decls, mudflap_enqueue_decl): Use it.
14215 * config/arm/neon.md (*neon_vswp<mode>): Fix up operand
14216 numbers in the insn pattern.
14218 2012-01-19 Michael Matz <matz@suse.de>
14220 PR tree-optimization/46590
14221 * cfgexpand.c (add_scope_conflicts_1): New old_conflicts argument,
14222 use it in remembering which conflicts we already created.
14223 (add_scope_conflicts): Adjust call to above, (de)allocate helper
14226 2012-01-19 Aldy Hernandez <aldyh@redhat.com>
14229 * lto-wrapper.c (run_gcc): Pass -fgnu_tm on.
14230 (merge_and_complain): Same.
14232 2012-01-19 Jakub Jelinek <jakub@redhat.com>
14235 * config/initfini-array.h: Guard content of the header
14236 with #ifdef HAVE_INITFINI_ARRAY.
14237 * configure.ac: Move gcc_AC_INITFINI_ARRAY much later into the file.
14238 Add initfini-array.h to tm_file here.
14239 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): For non-ia64 do a linker test.
14240 * config.gcc: Don't add initfini-array.h to tm_file here.
14241 * configure: Regenerated.
14243 2012-01-19 Andrey Belevantsev <abel@ispras.ru>
14245 PR rtl-optimization/51505
14246 * df-problems.c (df_kill_notes): New parameter live. Update comment.
14247 Remove REG_EQUAL/REG_EQUIV notes referring to dead registers.
14248 (df_note_bb_compute): Update the call to df_kill_notes.
14250 2012-01-18 Aldy Hernandez <aldyh@redhat.com>
14252 * trans-mem.c (requires_barrier): Remove call to is_global_var.
14254 2012-01-18 Richard Guenther <rguenther@suse.de>
14256 * tree-ssa.c (useless_type_conversion_p): Remove special-casing
14257 of conversions to void *.
14259 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
14260 Richard Sandiford <rdsandiford@googlemail.com>
14262 PR middle-end/50325
14263 PR middle-end/51192
14264 * optabs.h (simplify_expand_binop): Declare.
14265 * optabs.c (simplify_expand_binop): Make global.
14266 * expmed.c (store_bit_field_1): Use simplify_expand_binop on big
14267 endian targets if the source cannot be exactly covered by word
14270 2012-01-17 Jakub Jelinek <jakub@redhat.com>
14273 * hard-reg-set.h (struct hard_reg_set_container): New type.
14274 * target.h (struct hard_reg_set_container): Forward declare.
14275 * target.def (set_up_by_prologue): New target hook.
14276 * doc/tm.texi.in (TARGET_SET_UP_BY_PROLOGUE): Document it.
14277 * doc/tm.texi: Regenerated.
14278 * function.c (thread_prologue_and_epilogue_insns): Change
14279 set_up_by_prologue HARD_REG_SET into struct hard_reg_set_container.
14280 Call targetm.set_up_by_prologue on it.
14281 * config/rs6000/rs6000.c (rs6000_set_up_by_prologue): New function.
14282 (TARGET_SET_UP_BY_PROLOGUE): Redefine to it.
14284 2012-01-17 Nick Clifton <nickc@redhat.com>
14286 * config/rx/rx.c (rx_can_use_simple_return): New function.
14287 * config/rx/rx-protos.h (rx_can_use_simple_return): Prototype.
14288 * config/rx/rx.md (return): Predicate on rx_can_use_simple_return.
14290 2012-01-17 Richard Guenther <rguenther@suse.de>
14292 PR middle-end/51782
14293 * expr.c (expand_assignment): Take address-space information
14294 from the address operand of MEM_REF and TARGET_MEM_REF.
14295 (expand_expr_real_1): Likewise.
14297 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
14299 * ira.c (do_reload): Make sure ira_dump_file is re-set if no
14300 reload dump is requested.
14302 2012-01-17 Aldy Hernandez <aldyh@redhat.com>
14305 * trans-mem.c (requires_barrier): Call may_be_aliased.
14307 2012-01-17 Jakub Jelinek <jakub@redhat.com>
14309 PR tree-optimization/51877
14310 * tree-ssa-tail-merge.c (gimple_equal_p): Don't return true whenever
14311 call arguments and fndecls compare equal, instead return false if they
14312 don't. Return true only if lhs1 and lhs2 are either both NULL, or
14313 both SSA_NAMEs that are valueized the same, or they satisfy
14316 2012-01-17 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
14318 * configure.ac (gcc_cv_target_dl_iterate_phdr): Only check on
14320 * configure: Regenerate.
14322 2012-01-16 Jan Hubicka <jh@suse.cz>
14326 * convert.c (convert_to_integer): Use fold_convert for
14327 converting an INTEGER_CST to integer type.
14329 2012-01-16 Jason Merrill <jason@redhat.com>
14332 * vec.c (vec_gc_o_reserve_1): Use ggc_round_alloc_size.
14334 2012-01-16 Jakub Jelinek <jakub@redhat.com>
14337 * config/s390/s390.c (s390_chunkify_start): Don't skip
14338 call insns followed by NOTE_INSN_CALL_ARG_LOCATION note. Skip
14339 NOTE_INSN_VAR_LOCATION and NOTE_INSN_CALL_ARG_LOCATION notes.
14340 If insn is followed by NOTE_INSN_VAR_LOCATION or
14341 NOTE_INSN_CALL_ARG_LOCATION notes, insert jump after all those notes.
14342 Don't use location of note insns.
14344 PR tree-optimization/51865
14345 * tree-inline.c (tree_function_versioning): Call remap_decl
14346 on DECL_RESULT whenever it has VOID_TYPE_P type.
14348 2012-01-15 Richard Sandiford <rdsandiford@googlemail.com>
14350 * config/mips/mips.c (mips16_build_call_stub): Don't use a stub
14351 for calls to locally-binding MIPS16 functions if only the return
14352 type uses float regs.
14354 2012-01-15 Chung-Lin Tang <cltang@codesourcery.com>
14355 Richard Sandiford <rdsandiford@googlemail.com>
14357 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): Delete.
14358 (SYMBOL_32_HIGH): Likewise.
14359 (mips_output_tls_reloc_directive): Declare.
14360 * config/mips/mips.h (PIC_FUNCTION_ADDR_REGNUM): Move to mips.md.
14361 (mips_use_pcrel_pool_p, mips_lo_relocs, mips_hi_relocs): Declare.
14362 * config/mips/mips.c (mips_use_pcrel_pool_p): New variable.
14363 (mips_lo_relocs, mips_hi_relocs): Make extern.
14364 (mips16_stub_function): Move up file.
14365 (mips_classify_symbol): Remove SYMBOL_FORCE_TO_MEM handling.
14366 (mips_symbolic_constant_p): Likewise. Remove SYMBOL_32_HIGH too.
14367 (mips_symbol_insns_1): Likewise. Check mips_use_pcrel_pool_p.
14368 (mips_cannot_force_const_mem): Use mips_use_pcrel_pool_p instead of
14369 SYMBOL_FORCE_TO_MEM. Only check mips_tls_symbol_ref_1 if it's false.
14370 (mips_get_tp): Add MIPS16 support.
14371 (mips_legitimize_tls_address): Remove MIPS16 sorry().
14372 Generalize DTPREL and TPREL handling.
14373 (mips_init_relocs): Initialize mips_use_pcrel_pool_p.
14374 Add MIPS16 TLS support.
14375 (mips_output_tls_reloc_directive): New function.
14376 (mips16_rewrite_pool_refs): Ignore UNSPEC_TLS_GET_TPs.
14377 * config/mips/predicates.md (symbolic_operand_with_high)
14378 (tls_reloc_operand): New predicates.
14379 (force_to_mem_operand): Use mips_use_pcrel_pool_p.
14380 * config/mips/mips.md (UNSPEC_UNSHIFTED_HIGH): New unspec.
14381 (PIC_FUNCTION_ADDR_REGNUM): Moved from mips.h.
14382 (*unshifted_high): New instruction. Use it for MIPS16 high splitter.
14383 (consttable_tls_reloc, tls_get_tp_mips16_<mode>): New patterns.
14384 (*tls_get_tp_mips16_call_<mode>): Likewise.
14386 2012-01-15 Uros Bizjak <ubizjak@gmail.com>
14388 PR rtl-optimization/51821
14389 * recog.c (peep2_find_free_register): Determine clobbered registers
14392 2012-01-14 Denis Chertykov <chertykov@gmail.com>
14395 * config/avr/avr-protos.h: Revert change of 2012-01-09.
14396 * config/avr/avr.c: Likewise.
14397 * config/avr/avr.h: Likewise.
14399 2012-01-13 Ian Lance Taylor <iant@google.com>
14402 * tree.h (TYPE_QUALS): Add cast to int.
14403 (TYPE_QUALS_NO_ADDR_SPACE): Likewise.
14405 2012-01-13 Ian Lance Taylor <iant@google.com>
14407 * ipa-cp.c (ipa_get_indirect_edge_target): Add typecasts when
14408 comparing param_index to VEC_length result.
14410 2012-01-13 Steven Bosscher <steven@gcc.gnu.org>
14412 * c-decl.c: Do not include tree-mudflap.h
14413 * tree-optimize.c: Likewise.
14414 * Makefile.in: Update dependencies.
14416 2012-01-13 Richard Guenther <rguenther@suse.de>
14419 * gimplify.c (gimplify_modify_expr_rhs): For calls with a
14420 variable-sized result always use RSO.
14422 2012-01-12 DJ Delorie <dj@redhat.com>
14424 * cfgexpand.c (convert_debug_memory_address): Allow any valid
14425 pointer type, not just the default pointer type.
14427 2012-01-09 Richard Henderson <rth@redhat.com>
14428 Denis Chertykov <chertykov@gmail.com>
14431 * config/avr/avr-protos.h (avr_hard_regno_nregs): Declare.
14432 * config/avr/avr.c (avr_can_eliminate): Simplify.
14433 (avr_initial_elimination_offset): Likewise.
14434 (avr_prologue_setup_frame): Use hard_frame_pointer_rtx.
14435 (expand_epilogue): Likewise.
14436 (avr_legitimize_address): Gut.
14437 (avr_legitimize_reload_address): Use hard_frame_pointer_rtx.
14438 (avr_hard_regno_nregs): New.
14439 (avr_hard_regno_ok): Allow only Pmode for arg and frame_pointers.
14440 (avr_regno_mode_code_ok_for_base_b): Handle arg and frame pointers.
14441 * config/avr/avr.h (FIXED_REGISTERS): Adjust arg pointer,
14442 add soft frame pointer.
14443 (CALL_USED_REGISTERS): Likewise.
14444 (REG_CLASS_CONTENTS): Likewise.
14445 (REGISTER_NAMES): Likewise.
14446 (HARD_REGNO_NREGS): Use avr_hard_regno_nregs.
14447 (HARD_FRAME_POINTER_REGNUM): New.
14448 (FRAME_POINTER_REGNUM): Use soft frame pointer.
14449 (ELIMINABLE_REGS): Eliminate from the soft frame pointer,
14450 remove the HARD_FRAME_POINTER self-elimination.
14452 2012-01-12 Georg-Johann Lay <avr@gjlay.de>
14455 * config/avr/avr.c (avr_encode_section_info): Test for absence of
14456 DECL_EXTERNAL when checking for initializers of progmem variables.
14458 2012-01-12 Ira Rosen <irar@il.ibm.com>
14460 PR tree-optimization/51799
14461 * tree-vect-patterns.c (vect_recog_over_widening_pattern): Check
14462 that the last operation is a type demotion.
14464 2012-01-12 Uros Bizjak <ubizjak@gmail.com>
14466 * config/i386/i386.md (*zero_extendsidi2_rex64): Correct movl template.
14467 (x86_shift<mode>_adj_1): Remove operand constraint from operand 3.
14469 2012-01-11 Jakub Jelinek <jakub@redhat.com>
14472 * combine.c (distribute_notes): If i3 is a noreturn call,
14473 allow old_size to be equal to args_size and make sure the
14474 noreturn call gets REG_ARGS_SIZE note.
14475 * expr.c (fixup_args_size_notes): Put REG_ARGS_SIZE notes
14476 on noreturn calls even when the delta is 0.
14478 2012-01-11 Nathan Sidwell <nathan@acm.org>
14480 * gcov.c (STRING_SIZE): Remove.
14481 (generate_results): Erase annotations for source files with no
14482 coverage information.
14484 (output_lines): Use it.
14486 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
14488 * gimple.h (gimplify_body): Remove first argument.
14489 * gimplify.c (copy_if_shared): Add DATA argument. Do not create the
14490 pointer set here, instead just pass DATA to walk_tree.
14491 (unshare_body): Remove BODY_P argument and adjust. Create the pointer
14492 set here and invoke copy_if_shared on the size trees of DECL_RESULT.
14493 (unvisit_body): Likewise, but with unmark_visited.
14494 (gimplify_body): Remove BODY_P argument and adjust.
14495 (gimplify_function_tree): Adjust call to gimplify_body.
14496 * omp-low.c (finalize_task_copyfn): Likewise.
14498 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
14500 * tree.h (build_function_decl_skip_args): Add boolean parameter.
14501 (build_function_type_skip_args): Delete.
14502 * tree.c (build_function_type_skip_args): Make static and add
14503 SKIP_RETURN parameter. Fix thinko in the handling of variants.
14504 (build_function_decl_skip_args): Add SKIP_RETURN parameter and
14505 pass it to build_function_type_skip_args.
14506 * cgraph.h (cgraph_function_versioning): Add boolean parameter.
14507 (tree_function_versioning): Likewise.
14508 * cgraph.c (cgraph_create_virtual_clone): Adjust call to
14509 build_function_decl_skip_args.
14510 * cgraphunit.c (cgraph_function_versioning): Add SKIP_RETURN parameter
14511 and pass it to build_function_decl_skip_args/tree_function_versioning.
14512 (cgraph_materialize_clone): Adjust call to tree_function_versioning.
14513 * ipa-inline-transform.c (save_inline_function_body): Likewise.
14514 * trans-mem.c (ipa_tm_create_version): Likewise.
14515 * tree-sra.c (modify_function): Ditto for cgraph_function_versioning.
14516 * tree-inline.c (declare_return_variable): Remove always-true test.
14517 (tree_function_versioning): Add SKIP_RETURN parameter. If the function
14518 returns non-void and SKIP_RETURN, create a void-typed RESULT_DECL.
14519 * ipa-split.c (split_function): Skip the return value for the split
14520 part if it doesn't return.
14522 2012-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
14524 PR tree-optimization/49642
14525 * ipa-split.c (forbidden_dominators): New variable.
14526 (check_forbidden_calls): New function.
14527 (dominated_by_forbidden): Likewise.
14528 (consider_split): Check for forbidden dominators.
14529 (execute_split_functions): Initialize and free forbidden
14530 dominators info; call check_forbidden_calls.
14532 2012-01-11 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
14534 * config/arm/arm.md (mov_notscc): Use MVN for false condition.
14536 2012-01-11 Nick Clifton <nickc@redhat.com>
14538 * config/rx/rx.md (return): Define pattern.
14540 2012-01-11 Richard Guenther <rguenther@suse.de>
14542 * doc/extend.texi (malloc attribute): Adjust according to
14545 2012-01-10 Aldy Hernandez <aldyh@redhat.com>
14546 Patrick Marlier <patrick.marlier@gmail.com>
14548 PR middle-end/51516
14549 * trans-mem.c (get_cg_data): Traverse aliases if requested.
14550 (ipa_tm_scan_calls_block): Update parameters to get_cg_data.
14551 (ipa_tm_note_irrevocable): Same.
14552 (ipa_tm_scan_irr_block): Same.
14553 (ipa_tm_decrement_clone_counts): Same.
14554 (ipa_tm_scan_irr_function): Same.
14555 (ipa_tm_create_version_alias): Same.
14556 (ipa_tm_create_version): Same.
14557 (ipa_tm_transform_calls_redirect): Same.
14558 (ipa_tm_transform_calls): Same.
14559 (ipa_tm_transform_transaction): Same.
14560 (ipa_tm_execute): Same.
14562 2012-01-10 Richard Guenther <rguenther@suse.de>
14564 PR middle-end/51806
14565 * opts.c (common_handle_option): Handle -Werror.
14567 2012-01-10 Andreas Schwab <schwab@linux-m68k.org>
14569 * config/m68k/sync.md ("atomic_compare_and_swap<mode>_1"): Fix
14572 2012-01-10 Jason Merrill <jason@redhat.com>
14574 * doc/invoke.texi (C++ Dialect Options): Update -fabi-version=6
14577 2012-01-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
14579 * configure.ac (gcc_cv_as_ix86_tlsgdplt): Check if linker
14580 supports R_386_TLS_GD_PLT reloc.
14581 (gcc_cv_as_ix86_tlsldmplt): Check if linker
14582 supports R_386_TLS_LDM_PLT reloc.
14583 * configure: Regenerate.
14584 * config.in: Regenerate.
14586 2012-01-10 Georg-Johann Lay <avr@gjlay.de>
14589 Extend __pgmx semantics to linearize memory.
14590 * config/avr/avr.md (mov<mode>): Use avr_xload_libgcc_p to
14591 determine if code comes inline or from libgcc.
14592 (MOVMEM_r_d:HI): Add "w" to constraint for better preference.
14593 (movmem_qi, movmem_qi): Set constraint #2 to "n".
14594 (movmem_qi_elpm, movmem_hi_elpm): Remove insns.
14595 (movmemx_qi, movmemx_hi): New insns.
14596 (xload_<mode>_libgcc): Rewrite to new insn condition.
14597 (xload_<mode>): Remove insns.
14598 * config/avr/avr.c (avr_out_xload): Rewrite: Only need to handle
14599 cases that don't satisfy avr_xload_libgcc_p().
14600 (avr_addr_space_convert): Allow converting in any direction.
14601 (avr_addr_space_subset_p): Return always true.
14602 (avr_xload_libgcc_p): Rewrite to fit new __pgmx semantics.
14603 (avr_emit_movmemhi): Ditto.
14604 (avr_out_lpm): No need to handle ADDR_SPACE_PGMX any more.
14605 (avr_out_movmem): Ditto.
14606 (AVR_SYMBOL_FLAG_PROGMEM): New macro.
14607 (AVR_SYMBOL_SET_ADDR_SPACE): New macro.
14608 (AVR_SYMBOL_GET_ADDR_SPACE): New macro.
14609 (avr_encode_section_info): Encode 'progmem' in symbol flags.
14610 (output_reload_in_const): Don't zero-extend any 24-bit symbols.
14612 2012-01-10 Richard Guenther <rguenther@suse.de>
14614 PR tree-optimization/50913
14615 * graphite-scop-detection.c (stmt_has_simple_data_refs_p):
14616 Require data-refs to be representable by Graphite with respect
14619 2012-01-10 Uros Bizjak <ubizjak@gmail.com>
14621 * config/i386/constraints.md ("L"): Return true for 0xffffffff.
14622 * config/i386/i386.c (*anddi_1): Emit AND with 0xffffffff as MOV.
14624 2012-01-10 Tom de Vries <tom@codesourcery.com>
14626 PR rtl-optimization/51271
14627 * dwarf2cfi.c (scan_trace): Save and restore cur_row->reg_save when
14628 handling annulled branch.
14630 2012-01-10 Richard Henderson <rth@redhat.com>
14632 * config/arm/arm.c (arm_vectorize_vec_perm_const_ok,
14633 TARGET_VECTORIZE_VEC_PERM_CONST_OK, neon_split_vcombine, MAX_VECT_LEN,
14634 struct expand_vec_perm_d, arm_expand_vec_perm_1, arm_expand_vec_perm,
14635 arm_evpc_neon_vuzp, arm_evpc_neon_vzip, arm_evpc_neon_vrev,
14636 arm_evpc_neon_vtrn, arm_evpc_neon_vtbl, arm_expand_vec_perm_const_1,
14637 arm_expand_vec_perm_const): New.
14638 * config/arm/arm-protos.h: Update.
14639 * config/arm/neon.md (UNSPEC_VCONCAT): New.
14640 (*neon_vswp<VDQX>): New.
14641 (neon_vcombine<VDX>): Use neon_split_vcombine.
14642 (neon_vtbl1v16qi, neon_vtbl2v16qi, neon_vcombinev16qi): New.
14643 * config/arm/vec-common.md (vec_perm_const<VALL>): New.
14644 (vec_perm<VE>): New.
14646 2012-01-10 Richard Henderson <rth@redhat.com>
14648 * config/arm/arm.c (arm_gen_compare_reg): Add scratch argument;
14649 use it if reload_completed.
14650 (arm_legitimize_sync_memory, arm_emit, arm_insn_count, arm_count,
14651 arm_output_asm_insn, arm_process_output_memory_barrier,
14652 arm_output_memory_barrier, arm_ldrex_suffix, arm_output_ldrex,
14653 arm_output_strex, arm_output_it, arm_output_op2, arm_output_op3,
14654 arm_output_sync_loop, arm_get_sync_operand, FETCH_SYNC_OPERAND,
14655 arm_process_output_sync_insn, arm_output_sync_insn,
14656 arm_sync_loop_insns, arm_call_generator, arm_expand_sync): Remove.
14657 (arm_pre_atomic_barrier, arm_post_atomic_barrier): New.
14658 (arm_emit_load_exclusive, arm_emit_store_exclusive): New.
14659 (emit_unlikely_jump): New.
14660 (arm_expand_compare_and_swap, arm_split_compare_and_swap): New.
14661 (arm_split_atomic_op): New.
14662 * config/arm/arm-protos.h: Update.
14663 * config/arm/arm.h (enum arm_sync_generator_tag): Remove.
14664 (struct arm_sync_generator): Remove.
14665 * config/arm/arm.md (VUNSPEC_SYNC_COMPARE_AND_SWAP, VUNSPEC_SYNC_LOCK,
14666 VUNSPEC_SYNC_OP, VUNSPEC_SYNC_NEW_OP, VUNSPEC_SYNC_OLD_OP): Remove.
14667 (VUNSPEC_ATOMIC_CAS, VUNSPEC_ATOMIC_XCHG, VUNSPEC_ATOMIC_OP): New.
14668 (VUNSPEC_LL, VUNSPEC_SC): New.
14669 (sync_result, sync_memory, sync_required_value, sync_new_value,
14670 sync_t1, sync_t2, sync_release_barrier, sync_op): Remove.
14671 (attr length): Don't use arm_sync_loop_insns.
14672 (cbranch_cc, cstore_cc): Update call to arm_gen_compare_reg.
14673 (movsfcc, movdfcc): Likewise.
14674 * config/arm/constraints.md (Ua): New.
14675 * config/arm/prediates.md (mem_noofs_operand): New.
14676 (sync_compare_and_swap<QHSD>, sync_lock_test_and_set<QHSD>): Remove.
14677 (sync_clobber, sync_t2_reqd): Remove.
14678 (sync_<syncop><QHSD>, sync_nand<QHSD>): Remove.
14679 (sync_new_<syncop><QHSD>, sync_new_nand<QHSD>): Remove.
14680 (sync_old_<syncop><QHSD>, sync_old_nand<QHSD>): Remove.
14681 (arm_sync_compare_and_swap<SIDI>): Remove.
14682 (arm_sync_compare_and_swap<NARROW>): Remove.
14683 (arm_sync_lock_test_and_set<SIDI>): Remove.
14684 (arm_sync_lock_test_and_set<NARROW>): Remove.
14685 (arm_sync_new_<syncop><SIDI>): Remove.
14686 (arm_sync_new_<syncop><NARROW>): Remove.
14687 (arm_sync_new_nand<SIDI>): Remove.
14688 (arm_sync_new_nand<NARROW>): Remove.
14689 (arm_sync_old_<syncop><SIDI>): Remove.
14690 (arm_sync_old_<syncop><NARROW>): Remove.
14691 (arm_sync_old_nand<SIDI>): Remove.
14692 (arm_sync_old_nand<NARROW>): Remove.
14693 (*memory_barrier): Merge arm_output_memory_barrier.
14694 (atomic_compare_and_swap<QHSD>): New.
14695 (atomic_compare_and_swap<NARROW>_1): New.
14696 (atomic_compare_and_swap<SIDI>_1): New.
14697 (atomic_exchange<QHSD>): New.
14698 (cas_cmp_operand, cas_cmp_str): New.
14699 (atomic_op_operand, atomic_op_str): New.
14700 (atomic_<syncop><QHSD>, atomic_nand<QHSD>): New.
14701 (atomic_fetch_<syncop><QHSD>, atomic_fetch_nand<QHSD>): New.
14702 (atomic_<syncop>_fetch<QHSD>, atomic_nand_fetch<QHSD>): New.
14703 (arm_load_exclusive<NARROW>): New.
14704 (arm_load_exclusivesi, arm_load_exclusivedi): New.
14705 (arm_store_exclusive<QHSD>): New.
14707 2012-01-09 Michael Meissner <meissner@linux.vnet.ibm.com>
14709 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add DF
14710 reload patterns if -mvsx-scalar-memory.
14712 * config/rs6000/vsx.md (vsx_xscvspdp): Allow xscvspdp to be
14713 generated, even -mno-vsx-scalar-double was used.
14714 (vsx_xscvdpsp_scalar): Likewise.
14715 (vsx_xscvspdp_scalar2): Likewise.
14717 2012-01-09 Tom de Vries <tom@codesourcery.com>
14718 Andrew Pinski <apinski@cavium.com>
14721 * reorg.c (fill_slots_from_thread): Don't speculate
14722 frame-related insns.
14724 2012-01-09 Richard Sandiford <rdsandiford@googlemail.com>
14726 * sched-int.h (bb_note): Move to...
14727 * basic-block.h: ...here.
14728 * haifa-sched.c (bb_note): Move to...
14729 * cfgrtl.c: ...here.
14730 * function.c (next_block_for_reg): New function.
14731 (move_insn_for_shrink_wrap): Likewise.
14732 (prepare_shrink_wrap): Rewrite to use the above.
14734 2012-01-09 Aldy Hernandez <aldyh@redhat.com>
14736 * gimple.c (is_gimple_non_addressable): Remove.
14737 * gimple.h: Remove is_gimple_non_addressable.
14738 * gimplify.c (gimplify_modify_expr_rhs): Use is_gimple_reg instead of
14739 is_gimple_non_addressable.
14740 * trans-mem.c (expand_assign_tm): Same.
14742 2012-01-09 Richard Guenther <rguenther@suse.de>
14744 PR tree-optimization/51775
14745 * tree-ssa-sccvn.c (visit_use): Value-number throwing stmts.
14746 * tree-ssa-pre.c (eliminate): Properly fixup EH info.
14748 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
14750 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
14752 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
14754 2012-01-09 Richard Guenther <rguenther@suse.de>
14756 * tree-streamer-out.c (write_ts_optimization): Fix spelling.
14758 2012-01-08 Jan Hubicka <jh@suse.cz>
14760 PR tree-optimize/51680
14761 * ipa-inline-analyss.c (evaluate_properties_for_edge): Fix condition
14762 on when known_vals needs to be computed; cleanup.
14764 2012-01-08 Jan Hubicka <jh@suse.cz>
14766 PR tree-optimize/51694
14767 * ipa-cp.c (ipa_get_indirect_edge_target): Add bounds checks.
14769 2012-01-08 Jonathan Wakely <jwakely.gcc@gmail.com>
14771 * doc/cpp.texi (Predefined Macros): __STRICT_ANSI__ is defined
14772 for -std=c++98 and -std=c++11 too.
14774 2012-01-08 Chung-Lin Tang <cltang@codesourcery.com>
14776 * cfgloop.c (cancel_loop): Add free() of bbs array.
14778 2012-01-07 Jan Hubicka <jh@suse.cz>
14780 PR tree-optimization/51600
14781 * ipa-inline-analysis.c (estimate_edge_devirt_benefit): Disable code
14782 that benefits small functions.
14784 2012-01-07 Jan Hubicka <jh@suse.cz>
14786 * ipa-inline.c (want_inline_small_function_p): Fix formating.
14788 2012-01-07 Jan Hubicka <jh@suse.cz>
14790 PR tree-optimization/51680
14791 * ipa-inline.c (want_inline_small_function_p): Be more lax on functions
14792 whose inlining reduce unit size.
14794 2012-01-07 Alexandre Oliva <aoliva@redhat.com>
14797 * cselib.c (new_elt_loc_list): Promote addr_list to canonical node.
14798 Add canonical node to containing_mem chain after the non-canonical
14799 one, even if there weren't any locs to propagate.
14800 (remove_useless_values): Keep only canonical values.
14801 (add_mem_for_addr, cselib_lookup_mem): Canonicalize addr.
14802 (cselib_invalidate_mem): Likewise. Ensure v is canonical, and
14803 canonicalize mem_chain elements that are not discarded.
14805 2012-01-06 Jakub Jelinek <jakub@redhat.com>
14808 * cgraphunit.c (cgraph_optimize): Call output_weakrefs
14809 before emitting functions.
14811 PR gcov-profile/50127
14812 * bb-reorder.c (partition_hot_cold_basic_blocks): Call
14813 clear_aux_for_blocks.
14815 2012-01-06 Alexandre Oliva <aoliva@redhat.com>
14818 * cselib.c (cselib_hash_rtx): Hash incoming VALUEs too.
14820 2012-01-06 Arnaud Charlet <charlet@adacore.com>
14822 * c-decl.c (ext_block): Moved up.
14823 (collect_all_refs, for_each_global_decl): Take ext_block into account.
14825 2012-01-06 Han Shen <shenhan@google.com>
14827 Translate built-in include paths for sysroot.
14828 * Makefile.in (gcc_gxx_include_dir_add_sysroot): New.
14829 (PREPROCESSOR_DEFINES): Define GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT.
14831 * cppdefault.c (cpp_include_defaults): Replace hard coded "0" with
14832 GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT for "add_sysroot" field.
14834 * configure.ac (AC_SUBST): Add gcc_gxx_include_dir_add_sysroot to
14835 control whether sysroot should be prepended to gxx include dir.
14837 * configure: Regenerate.
14839 2012-01-06 Torvald Riegel <triegel@redhat.com>
14841 PR rtl-optimization/51771
14842 * builtin-attrs.def (ATTR_RETURNS_TWICE, ATTR_TM_NOTHROW_RT_LIST): New.
14843 * gtm-builtins.def (BUILT_IN_TM_START): Add returns-twice attrib.
14845 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
14847 PR tree-optimization/51315
14848 * tree-sra.c (tree_non_aligned_mem_for_access_p): New predicate.
14849 (build_accesses_from_assign): Use it instead of tree_non_aligned_mem_p.
14851 2012-01-05 Uros Bizjak <ubizjak@gmail.com>
14854 * config/ia64/ia64.c (expand_vec_perm_shrp): Use correct operands
14855 for shrp pattern. Correctly handle and fixup shift variable.
14856 Return false when shift > nelt for BYTES_BIG_ENDIAN target.
14858 2012-01-05 Jakub Jelinek <jakub@redhat.com>
14861 * calls.c (emit_call_1): For noreturn calls force a REG_ARGS_SIZE
14862 note when !ACCUMULATE_OUTGOING_ARGS.
14864 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
14866 * tree-vrp.c (extract_range_from_binary_expr_1): Remove duplicated
14868 (extract_range_from_unary_expr_1): Avoid useless computations.
14870 2012-01-05 Jakub Jelinek <jakub@redhat.com>
14872 PR rtl-optimization/51767
14873 * cfgrtl.c (force_nonfallthru_and_redirect): Force addition
14874 of jump_block and add an extra edge for degenerated asm gotos.
14876 PR middle-end/51768
14877 * stmt.c (check_unique_operand_names): Don't ICE during error
14878 reporting if i is from labels chain.
14880 PR middle-end/44777
14881 * profile.c (branch_prob): Split bbs that have exit edge
14882 and need a fake entry edge too.
14884 2012-01-05 Jan Hubicka <jh@suse.cz>
14886 PR middle-end/49710
14887 * cfgloopmanip.c (remove_path): Walk loop hiearchy upwards when
14890 2012-01-05 Richard Guenther <rguenther@suse.de>
14893 * tree-streamer-out.c (write_ts_optimization): New function.
14894 (streamer_write_tree_body): Call it.
14895 * tree-streamer-in.c (lto_input_ts_optimization): New function.
14896 (streamer_read_tree_body): Call it.
14897 * lto-streamer-out.c (lto_is_streamable): Handle OPTIMIZATION_NODE.
14899 2012-01-05 Jakub Jelinek <jakub@redhat.com>
14901 PR middle-end/51761
14902 * gimple.h (struct gimplify_ctx): Add in_cleanup_point_expr field.
14903 * gimplify.c (gimplify_cleanup_point_expr): Save and set
14904 in_cleanup_point_expr before gimplify_stmt call and restore it
14906 (gimplify_target_expr): Don't add {CLOBBER} cleanup if
14907 in_cleanup_point_expr is false.
14909 2012-01-05 Richard Guenther <rguenther@suse.de>
14911 PR middle-end/51764
14912 * common.opt (Wmudflap, fmudflap, fmudflapth, fmudflapir): Move
14914 * toplev.c (process_options): Reject combining mudflap and LTO.
14915 * tree-nomudflap.c (nogo): Use sorry instead of internal_error.
14917 2012-01-05 Richard Guenther <rguenther@suse.de>
14919 PR tree-optimization/51760
14920 * tree-ssa-ccp.c (likely_value): Drop UNDEFINED to CONSTANT,
14922 (bit_value_unop): Handle UNDEFINED operands.
14923 (bit_value_binop): Likewise.
14925 2012-01-05 Georg-Johann Lay <avr@gjlay.de>
14927 * config/avr/avr.c (avr_replace_prefix): Remove.
14928 (avr_asm_named_section): Use ACONCAT instead of avr_replace_prefix.
14929 (avr_asm_function_rodata_section): Ditto.
14930 (avr_asm_select_section): Ditto.
14932 2012-01-05 Marcus Shawcroft <marcus.shawcroft@arm.com>
14934 * reload.c (find_reloads): Adjust LABEL_NUSES on REG_LABEL_OPERAND
14937 2012-01-05 Jakub Jelinek <jakub@redhat.com>
14940 * tree-cfg.c (need_fake_edge_p): Return true also for noreturn
14941 calls that have any non-fake successor edges.
14944 * var-tracking.c (add_stores): For COND_EXEC allow oval to be NULL.
14946 2012-01-04 Eric Botcazou <ebotcazou@adacore.com>
14948 PR tree-optimization/51624
14949 * tree-sra.c (build_ref_for_model): When replicating a chain of
14950 COMPONENT_REFs, stop as soon as the offset would become negative.
14952 2012-01-04 Jakub Jelinek <jakub@redhat.com>
14955 * dwarf2out.c (output_loc_list): For now drop >= 64KB expressions
14956 in .debug_loc on the floor.
14958 2012-01-04 Andrew Pinski <apinski@cavium.com>
14960 * doc/invoke.texi (-march=@var{arch}): Add octeon+ and octeon2.
14962 2012-01-04 Andrew Pinski <apinski@cavium.com>
14963 Adam Nemet <anemet@caviumnetworks.com>
14965 * config/mips/mips.md (size): Add SI and DI.
14966 (SIZE): New mode attribute.
14967 (U): New code attribute.
14968 * config/mips/mips-dsp.md (mips_lbux): Use gen_mips_lbux_extsi.
14969 (mips_lbux_<mode>): Delete.
14970 (mips_l<SHORT:size><u>x_ext<GPR:mode>_<P:mode>): New pattern.
14971 (mips_lhx): Use gen_mips_lhx_extsi.
14972 (mips_lhx_<mode>): Delete.
14973 (mips_lwx): Delete.
14974 (mips_l<size>x): New expand.
14975 (mips_lwx_<mode>): Delete.
14976 (mips_l<GPR:size>x_<P:mode>): New pattern.
14977 (*mips_lw<u>x_<P:mode>_ext): Likewise.
14978 * config/mips/mips-ftypes.def: Add DI f(POINTER, SI) function type.
14979 * config/mips/mips.c (mips_lx_address_p): New function.
14980 (mips_rtx_costs <case MEM>): Call mips_lx_address_p.
14981 (dsp64): New availability predicate.
14982 (mips_builtins): Add an entry for __builtin_mips_ldx.
14983 * config/mips/mips.h (ISA_HAS_LBX): New define.
14984 (ISA_HAS_LBUX): Likewise.
14985 (ISA_HAS_LHX): Likewise.
14986 (ISA_HAS_LHUX): Likewise.
14987 (ISA_HAS_LWX): Likewise.
14988 (ISA_HAS_LWUX): Likewise.
14989 (ISA_HAS_LDX): Likewise.
14990 * doc/extend.texi (__builtin_mips_ldx): Document.
14992 2012-01-04 Tristan Gingold <gingold@adacore.com>
14994 * config/vms/xm-vms.h (HOST_LONG_FORMAT, HOST_PTR_PRINTF): Define
14995 when long pointers are used.
14996 * config.build (*-*-*vms*): Handle all OpenVMS targets.
14997 (alpha64-dec-*vms*, alpha*-dec-*vms*)
14998 (ia64-hp-*vms*): Remove.
14999 * config/vms/xm-vms64.h: Delete.
15001 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
15003 PR middle-end/51472
15004 * trans-mem.c (expand_assign_tm): Handle TM_MEMMOVE loads correctly.
15006 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
15008 * opts.c (finish_options): Remove duplicate sorry.
15010 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
15012 PR middle-end/51696
15013 * trans-mem.c (diagnose_tm_1): Display indirect calls with no name
15016 2012-01-04 Richard Guenther <rguenther@suse.de>
15018 PR middle-end/51750
15019 * tree.c (size_low_cst): New function.
15020 * tree.h (size_low_cst): Declare.
15021 * fold-const.c (fold_comparison): Use it to extract the low
15022 part of the POINTER_PLUS_EXPR offset.
15024 2012-01-04 Georg-Johann Lay <avr@gjlay.de>
15026 Fix clearing ZERO_REG
15027 * config/avr/avr.md (cc): Add alternative "ldi".
15028 (movqi_insn): Use it in cc attribute.
15029 * config/avr/avr.c (notice_update_cc): Handle CC_LDI.
15030 (output_reload_in_const): Use CLR to move 0 to ZERO_REG.
15031 (output_reload_insisf): Use ZERO_REG to pre-clear register.
15033 2012-01-04 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
15035 * configure: Regenerate.
15037 2012-01-04 Richard Guenther <rguenther@suse.de>
15039 PR tree-optimization/49651
15040 * tree-ssa-structalias.c (type_can_have_subvars): New function.
15041 (var_can_have_subvars): Use it.
15042 (get_constraint_for_1): Only consider subfields if there can be any.
15044 2012-01-03 Jakub Jelinek <jakub@redhat.com>
15047 * cselib.c (new_elt_loc_list): When moving locs from one cselib_val
15048 to its new canonical_cselib_val and the cselib_val was in
15049 first_containing_mem chain, but the canonical_cselib_val was not,
15050 add the latter into the chain.
15051 (cselib_invalidate_mem): Compare canonical_cselib_val of
15052 addr_list chain elt with v.
15055 * dwarf2out.c (dwarf2out_start_source_file, dwarf2out_define,
15056 dwarf2out_undef): Allocate e.info using ggc_strdup instead
15058 (output_macinfo_op): Don't ggc_strdup fd->filename.
15059 (optimize_macinfo_range): Allocate grp_name using XALLOCAVEC,
15060 then ggc_strdup it. Don't free inc->info or cur->info.
15061 (output_macinfo): Don't free ref->info or file->info.
15063 2012-01-03 Ira Rosen <irar@il.ibm.com>
15065 PR tree-optimization/51269
15066 * tree-vect-loop-manip.c (set_prologue_iterations): Make
15067 first_niters a pointer.
15068 (slpeel_tree_peel_loop_to_edge): Likewise.
15069 (vect_do_peeling_for_loop_bound): Update call to
15070 slpeel_tree_peel_loop_to_edge.
15071 (vect_gen_niters_for_prolog_loop): Don't compute wide_prolog_niters
15072 here. Remove it from the parameters list.
15073 (vect_do_peeling_for_alignment): Update calls and compute
15074 wide_prolog_niters.
15076 2012-01-03 Richard Guenther <rguenther@suse.de>
15078 PR tree-optimization/51070
15079 * tree-loop-distribution.c (stmt_has_scalar_dependences_outside_loop):
15080 Properly handle calls.
15082 2012-01-03 Richard Guenther <rguenther@suse.de>
15084 PR tree-optimization/51692
15085 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not remove
15086 the LHS of allocation stmts.
15088 2012-01-03 Olivier Hainque <hainque@adacore.com>
15090 * system.h: Prior to #define, #undef fopen and freopen unconditionally.
15092 2012-01-03 Olivier Hainque <hainque@adacore.com>
15094 * collect2.c (main): In AIX specific computations for vector
15095 insertions, use CONST_CAST2 to cast from char ** to const char **.
15097 2012-01-03 Richard Guenther <rguenther@suse.de>
15100 * dwarf2out.c (dwarf2out_finish): Always create a DIE for
15101 the context of a limbo DIE when it does not already exist.
15103 2012-01-03 Jakub Jelinek <jakub@redhat.com>
15105 PR tree-optimization/51719
15106 * value-prof.c (gimple_ic): When indirect call isn't noreturn,
15107 but direct call is, clear direct call's lhs and don't add fallthrough
15108 edge from dcall_bb to join_bb and PHIs.
15110 2012-01-03 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
15112 * config/s390/s390.md ("*cmp<mode>_ccs"): Fix comment mentioning
15113 the instructions emitted by the pattern.
15114 ("*TDC_insn_<mode>"): Add comment.
15116 2012-01-03 Richard Guenther <rguenther@suse.de>
15118 PR middle-end/51730
15119 * fold-const.c (fold_comparison): Properly canonicalize
15120 tree offset and HOST_WIDE_INT bit position.
15122 2012-01-02 Uros Bizjak <ubizjak@gmail.com>
15124 * config/ia64/ia64.c (expand_vec_perm_broadcast): Use correct
15125 operands for extzv pattern.
15127 2012-01-02 Jakub Jelinek <jakub@redhat.com>
15130 * cselib.c (add_mem_for_addr): Call canonical_cselib_val
15133 2012-01-02 Sandra Loosemore <sandra@codesourcery.com>
15135 * doc/invoke.texi (-flto and related options): Copy-edit.
15137 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
15139 * config/mips/mips.md (loadgp_newabi_<mode>): Add missing earlyclobber.
15141 2012-01-02 Jakub Jelinek <jakub@redhat.com>
15143 * config/i386/sse.md (*avx2_gatherdi<mode>_3, *avx2_gatherdi<mode>_4):
15146 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
15148 * expr.h (move_by_pieces_ninsns): Declare.
15149 * expr.c (move_by_pieces_ninsns): Make external.
15150 * config/mips/mips-protos.h (mips_move_by_pieces_p): Declare.
15151 (mips_store_by_pieces_p): Likewise.
15152 * config/mips/mips.h (MOVE_BY_PIECES_P): Call mips_move_by_pieces_p.
15153 (STORE_BY_PIECES_P): Likewise mips_store_by_pieces_p.
15154 * config/mips/mips.c (mips_move_by_pieces_p): New function.
15155 (mips_store_by_pieces_p): Likewise.
15157 2012-01-02 Jakub Jelinek <jakub@redhat.com>
15159 * passes.c (register_one_dump_file): Free full_name.
15161 * reload1.c (reload): Don't allocate reg_max_ref_width here.
15162 (calculate_elim_costs_all_insns): Free offsets_at and
15163 offsets_known_at at the end and clear the pointers.
15165 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
15167 * config/avr/avr.opt (-mbranch-cost): Fix double definition of
15168 this option introduced in r180739.
15170 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
15173 * config.gcc (tm_file target=avr]): Add avr/avr-multilib.h
15174 (tmake_file target=avr): Add avr/t-multilib.
15176 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use AVR_HAVE_8BIT_SP
15177 to built-in define __AVR_HAVE_8BIT_SP__, __AVR_HAVE_16BIT_SP__.
15178 * config/avr/genmultilib.awk: New file.
15179 * config/avr/t-multilib: New auto-generated file.
15180 * config/avr/multilib.h: New auto-generated file.
15181 * config/avr/t-avr (AVR_MCUS): New variable.
15182 (genopt.sh): Use it.
15183 (s-mlib): Depend on t-multilib.
15184 (t-multilib, multilib.h): New dependencies.
15185 (s-avr-mlib): New rule to build t-multilib, multilib.h from AVR_MCUS.
15186 (MULTILIB_OPTIONS): Remove.
15187 (MULTILIB_MATCHES): Remove.
15188 (MULTILIB_DIRNAMES): Remove.
15189 (MULTILIB_EXCEPTIONS): Remove:
15190 * config/avr/genopt.sh: Don't use hard coded file name;
15191 pass AVR_MCUS from t-avr instead.
15193 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
15195 * config/avr/avr.c (avr_out_ashrpsi3): Fix "case 31" to "case 23".
15197 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
15199 Implement light-weight DImode support.
15200 * config/avr/avr-dimode.md: New file.
15201 * config/avr/avr.md: Include it.
15202 (adjust_len): Add plus64, compare64.
15203 (HIDI): Remove code iterator.
15204 (code_stdname): New code attribute.
15205 (rotx, rotsmode): Remove DI.
15206 (rotl<mode>3, *rotw<mode>, *rotb<mode>): Use HISI instead of HIDI
15208 * config/avr/avr-protos.h (avr_have_dimode): New.
15209 (avr_out_plus64, avr_out_compare64): New.
15210 * config/avr/avr.c (avr_out_compare): Handle DImode.
15211 (avr_have_dimode): New variable definition and initialization.
15212 (avr_out_compare64, avr_out_plus64): New functions.
15213 (avr_out_plus_1): Use simplify_unary_operation to negate xval.
15214 (adjust_insn_length): Handle ADJUST_LEN_COMPARE64, ADJUST_LEN_PLUS64.
15215 (avr_compare_pattern): Skip DImode comparisons.
15217 2012-01-02 Revital Eres <revital.eres@linaro.org>
15219 * ddg.c (def_has_ccmode_p): New function.
15220 (add_cross_iteration_register_deps,
15221 create_ddg_dep_from_intra_loop_link): Call it.
15223 2012-01-02 Richard Guenther <rguenther@suse.de>
15226 * invoke.texi (fassociative-math): Remove spurious paranthesis.
15228 2012-01-01 Jakub Jelinek <jakub@redhat.com>
15230 * gcc.c (process_command): Update copyright notice dates.
15231 * gcov.c (print_version): Likewise.
15232 * gcov-dump.c (print_version): Likewise.
15233 * mips-tfile.c (main): Likewise.
15234 * mips-tdump.c (main): Likewise.
15236 2012-01-01 Ira Rosen <irar@il.ibm.com>
15238 PR tree-optimization/51704
15239 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Check that
15240 a use is inside the basic block or loop before accessing its vect info.
15242 2012-01-01 Jan Hubicka <jhjh@suse.cz>
15244 PR rtl-optimization/51069
15245 * cfgloopmanip.c (remove_path): Removing path making irreducible
15246 region unconditional makes BB part of the region.
15248 2012-01-01 Jakub Jelinek <jakub@redhat.com>
15250 PR tree-optimization/51683
15251 * tree-ssa-propagate.c (substitute_and_fold): Don't optimize away
15252 calls with side-effects.
15253 * tree-ssa-ccp.c (ccp_fold_stmt): Likewise.
15255 Copyright (C) 2012 Free Software Foundation, Inc.
15257 Copying and distribution of this file, with or without modification,
15258 are permitted in any medium without royalty provided the copyright
15259 notice and this notice are preserved.