1 2012-06-29 Cary Coutant <ccoutant@google.com>
3 * dwarf2out.c (add_pubname_string): Don't check for want_pubnames.
4 (gen_subprogram_die): Don't add pubname if want_pubnames is false.
5 (gen_variable_die): Likewise.
6 (gen_namespace_die): Likewise.
8 2012-06-29 Eric Botcazou <ebotcazou@adacore.com>
10 * tree-eh.c (lower_try_finally_switch): Really put the location of the
11 last statement of the finally block onto the switch.
13 2012-06-29 H.J. Lu <hongjiu.lu@intel.com>
16 * config/i386/gnu-user64.h (WCHAR_TYPE): Use "int" only for
19 2012-06-29 Sterling Augustine <saugustine@google.com>
21 * dwarf2out.c (add_pubname): Add comment.
22 (add_pubtype): Fix indentation.
23 (gen_enumeration_type_die): Likewise.
25 2012-06-29 Jakub Jelinek <jakub@redhat.com>
27 * tree-vect-generic.c (expand_vector_divmod): For even/odd
28 widening multiply, put even always as first argument to
31 2012-06-29 Richard Henderson <rth@redhat.com>
33 * tree-vect-generic.c: Include target.h.
34 (expand_vector_divmod): Use builtin_mul_widen_even/odd if supported.
35 * Makefile.in (tree-vect-generic.o): Update.
37 2012-06-29 Steven Bosscher <steven@gcc.gnu.org>
39 * configure.ac: Remove special gtfiles case for C.
40 * configure: Regenerate.
41 * Makefile.in: Remove C front-end hooks and build hooks that
42 will be picked up from c/Make-lang.in now.
43 Add tree-mudflap to C_COMMON_OBJS.
44 * gengtype.c (files_rules): Adjust gt-files for c/c-decl.c.
45 * config/vms/vms.c: Look for c-tree.h in c/.
46 * doc/gty.texi: Remove reference to c-config-lang.in.
47 * doc/sourcebuild.texi: Document the c/ subdirectory.
49 2012-06-29 Steven Bosscher <steven@gcc.gnu.org>
51 * system.h (CASE_USE_BIT_TESTS): Poison.
52 * stmt.c (CASE_USE_BIT_TESTS): Fold away into its only user ...
53 (expand_switch_using_bit_tests_p): ...here.
54 * doc/tm.texi.in (CASE_USE_BIT_TESTS): Remove documentation.
55 * doc/tm.texi (CASE_USE_BIT_TESTS): Regenerate.
57 2012-06-29 Steven Bosscher <steven@gcc.gnu.org>
59 * system.h (IFCVT_EXTRA_FIELDS): Poison.
60 (IFCVT_INIT_EXTRA_FIELDS): Poison.
61 * basic-block.h (struct ce_if_block): Remove IFCVT_EXTRA_FIELDS.
62 * ifcvt.c (find_if_header): Use IFCVT_MACHDEP_INIT instead of
63 IFCVT_INIT_EXTRA_FIELDS.
64 * gengtype-parse.c (struct_field_seq): Remove obsolete comment.
65 * config/frv/frv.h (IFCVT_INIT_EXTRA_FIELDS): Rename to
67 * config/frv/frv.c (frv_ifcvt_init_extra_fields): Rename to
68 frv_ifcvt_machdep_init.
69 * doc/tm.texi.in (IFCVT_INIT_EXTRA_FIELDS, IFCVT_EXTRA_FIELDS):
71 (IFCVT_MACHDEP_INIT): Document.
72 * doc/tm.texi: Regenerate.
74 2012-06-29 Nick Clifton <nickc@redhat.com>
76 * config/lm32/lm32.c (lm32_compute_frame_size): Fix typo.
78 2012-06-29 Jakub Jelinek <jakub@redhat.com>
80 * tree-vect-stmts.c (vectorizable_operation): Check both
81 VEC_WIDEN_MULT_LO_EXPR and VEC_WIDEN_MULT_HI_EXPR optabs.
82 Verify that operand[0]'s mode is TYPE_MODE (wide_vectype).
84 2012-06-28 Richard Henderson <rth@redhat.com>
86 * doc/generic.texi (MULT_HIGHPART_EXPR): Document it.
88 2012-06-28 Jakub Jelinek <jakub@redhat.com>
90 PR tree-optimization/51581
91 * tree-vect-stmts.c (permute_vec_elements): Add forward decl.
92 (vectorizable_operation): Handle vectorization of MULT_HIGHPART_EXPR
93 also using VEC_WIDEN_MULT_*_EXPR or builtin_mul_widen_* plus
94 VEC_PERM_EXPR if vector MULT_HIGHPART_EXPR isn't supported.
95 * tree-vect-patterns.c (vect_recog_divmod_pattern): Use
96 MULT_HIGHPART_EXPR instead of VEC_WIDEN_MULT_*_EXPR and shifts.
98 PR tree-optimization/53645
99 * tree-vect-generic.c (expand_vector_divmod): Use MULT_HIGHPART_EXPR
100 instead of VEC_WIDEN_MULT_{HI,LO}_EXPR followed by VEC_PERM_EXPR
103 2012-06-28 Georg-Johann Lay <avr@gjlay.de>
106 * config/avr/avr.c (avr_hard_regno_call_part_clobbered): New.
107 * config/avr/avr-protos.h (avr_hard_regno_call_part_clobbered): New.
108 * config/avr/avr.h (HARD_REGNO_CALL_PART_CLOBBERED): Forward to
109 avr_hard_regno_call_part_clobbered.
111 2012-06-28 Richard Guenther <rguenther@suse.de>
114 * expr.c (expand_expr_real_1): Verify if the type is complete
115 before inspecting its size.
117 2012-06-28 Andreas Schwab <schwab@linux-m68k.org>
119 * doc/include/gpl.texi: Remove.
120 * doc/sourcebuild.texi (Texinfo Manuals): Don't mention gpl.texi.
122 2012-06-28 Jakub Jelinek <jakub@redhat.com>
124 PR tree-optimization/53645
125 * tree-vect-generic.c (add_rshift): New function.
126 (expand_vector_divmod): New function.
127 (expand_vector_operation): Use it for vector integer
128 TRUNC_{DIV,MOD}_EXPR by VECTOR_CST.
129 * tree-vect-patterns.c (vect_recog_divmod_pattern): Replace
130 unused lguup variable with dummy_int.
132 2012-06-28 OLivier Hainque <hainque@adacore.com>
134 * expr.c (convert_move): Latch mem integer inputs into a
135 register before expanding a multi-instructions sequence.
137 2012-06-28 Alexandre Oliva <aoliva@redhat.com>,
138 Uros Bizjak <ubizjak@gmail.com>,
139 Jakub Jelinek <jakub@redhat.com>
143 * var-tracking.c (vt_emit_notes): Release loc_exp_dep_pool...
144 (vt_finalize): ... here instead, if needed.
146 2012-06-28 Alexandre Oliva <aoliva@redhat.com>
151 * dce.c (word_dce_process_block): Check whether inserting debug
152 temps are needed even for needed insns.
153 (dce_process_block): Likewise.
154 * df-problems.c (dead_debug_add): Add comment about multi-regs.
155 (dead_debug_insert_temp): Likewise. Don't subreg when we're
156 setting fewer regs than a multi-reg requires.
158 2012-06-27 Richard Henderson <rth@redhat.com>
160 * config/alpha/alpha.c (alpha_dimode_u): New.
161 (alpha_init_builtins): Initialize it, and use it.
162 (alpha_fold_builtin_cmpbge): Use alpha_dimode_u.
163 (alpha_fold_builtin_zapnot, alpha_fold_builtin_insxx): Likewise.
164 (alpha_fold_vector_minmax, alpha_fold_builtin_perr): Likewise.
165 (alpha_fold_builtin_pklb, alpha_fold_builtin_pkwb): Likewise.
166 (alpha_fold_builtin_unpkbl, alpha_fold_builtin_unpkbw): Likewise.
167 (alpha_fold_builtin_cttz, alpha_fold_builtin_ctlz): Likewise.
168 (alpha_fold_builtin_ctpop): Likewise.
169 (alpha_fold_builtin_umulh): Remove.
170 (alpha_fold_builtin): Use MULT_HIGHPART_EXPR for UMULH; fix
171 typo in MAX_ARGS check.
173 2012-06-27 Richard Henderson <rth@redhat.com>
175 * tree.def (MULT_HIGHPART_EXPR): New.
176 * cfgexpand.c (expand_debug_expr): Ignore it.
177 * expr.c (expand_expr_real_2): Handle it.
178 * fold-const.c (int_const_binop_1): Likewise.
179 * optabs.c (optab_for_tree_code): Likewise.
180 * tree-cfg.c (verify_gimple_assign_binary): Likewise.
181 * tree-inline.c (estimate_operator_cost): Likewise.
182 * tree-pretty-print.c (dump_generic_node): Likewise.
183 (op_code_prio, op_symbol_code): Likewise.
184 * tree.c (commutative_tree_code): Likewise. Also handle
185 WIDEN_MULT_EXPR, VEC_WIDEN_MULT_HI_EXPR, VEC_WIDEN_MULT_LO_EXPR.
187 2012-06-27 Richard Henderson <rth@redhat.com>
190 * config/i386/i386.c (ix86_rtx_costs): Fix typo vs UNITS_PER_WORD
191 in 2012-06-23 change. Adjust two other DImode tests as well.
193 2012-06-27 Nick Clifton <nickc@redhat.com>
195 * config/rx/rx.md (comparesi3_extend): Remove = modifier from
198 2012-06-27 Richard Guenther <rguenther@suse.de>
201 * tree-chrec.c (chrec_convert_1): Represent truncation to
202 a type with undefined overflow as truncation to an unsigned
203 type converted to the type with undefined overflow.
204 * tree-scalar-evolution.c (interpret_rhs_expr): For computing
205 the scalar evolution of a truncated widened operation avoid
206 looking at the non-existing evolution of the widened operation
209 2012-06-27 Richard Guenther <rguenther@suse.de>
211 PR tree-optimization/53774
212 * tree-ssa-reassoc.c (get_rank): All default defs have
214 (init_reassoc): Precompute rank for all SSA default defs.
216 2012-06-27 Nick Clifton <nickc@redhat.com>
218 * config/rx/rx.md (simple_return): Use the simple_return rtx.
220 2012-06-26 Richard Henderson <rth@redhat.com>
222 * config/i386/i386.c (ix86_rtx_costs): Use standard_sse_constant_p
223 and don't fall thru from standard_80387_constant_p to the memory
226 2012-06-26 Richard Henderson <rth@redhat.com>
228 * config/i386/i386.c (bdesc_args): Update. Change
229 IX86_BUILTIN_VEC_WIDEN_SMUL_ODD_V4SI to OPTION_MASK_ISA_SSE2.
230 (IX86_BUILTIN_VEC_WIDEN_SMUL_EVEN_V4SI): New.
231 (ix86_builtin_mul_widen_even): Use it.
232 (ix86_builtin_mul_widen_odd): Relax SMUL_ODD from sse4 to sse2.
233 (ix86_expand_mul_widen_evenodd): Handle signed for sse2.
234 * config/i386/sse.md (vec_widen_<s>mult_hi_<V124_AVX2>): Allow
236 (vec_widen_<s>mult_lo_<V124_AVX2>): Likewise.
237 (vec_widen_<s>mult_odd_<VI4_AVX2>): Likewise. Relax from V124_AVX2.
238 (vec_widen_smult_even_v4si): New.
240 2012-06-26 Richard Henderson <rth@redhat.com>
242 * config/i386/sse.md (mul<VI8_AVX2>3): Change from insn_and_split
243 to expander; move guts to ...
244 * config/i386/i386.c (ix86_expand_sse2_mulvxdi3): ... here. Add
245 highparts before shifting up.
246 * config/i386/i386-protos.h: Update.
248 2012-06-26 Steven Bosscher <steven@gcc.gnu.org>
250 * system.h (USE_COMMON_FOR_ONE_ONLY): Poison.
251 * defaults.h (USE_COMMON_FOR_ONE_ONLY): Do not provide default.
252 * config/darwin.h (USE_COMMON_FOR_ONE_ONLY): Do not define.
254 2012-06-26 Alexandre Oliva <aoliva@redhat.com>
256 * var-tracking.c (vt_add_function_parameter): Use a preserved
257 VALUE for the MEM address of an incoming parameter.
259 2012-06-26 Sterling Augustine <saugustine@google.com>
261 * dwarf2out.c (output_pubnames): Add check for DW_TAG_enumerator.
262 (prune_unused_types): Likewise.
264 2012-06-26 Steven Bosscher <steven@gcc.gnu.org>
266 * system.h (UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP,
267 UNALIGNED_LONG_ASM_OP, UNALIGNED_DOUBLE_INT_ASM_OP): Poison.
268 * vmsdbgout.c (UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP,
269 UNALIGNED_LONG_ASM_OP, UNALIGNED_DOUBLE_INT_ASM_OP): Rename to
270 VMS_UNALIGNED_SHORT_ASM_OP, VMS_UNALIGNED_INT_ASM_OP,
271 VMS_UNALIGNED_LONG_ASM_OP, and VMS_UNALIGNED_DOUBLE_INT_ASM_OP.
272 * config/microblaze/microblaze.h (UNALIGNED_SHORT_ASM_OP,
273 UNALIGNED_INT_ASM_OP, UNALIGNED_DOUBLE_INT_ASM_OP): Do not define.
274 * doc/tm.texi.in: Remove UNALIGNED_INT_ASM_OP reference from the
276 * doc/tm.texi: Regenerate.
277 * doc/cpp.texi: Make example for #error generic.
278 * config/frv/frv.h: Fix example text to match tm.texi.
280 2012-06-26 Bill Schmidt <wschmidt@linux.ibm.com>
282 * tree-pass.h (pass_strength_reduction): New decl.
283 * tree-ssa-loop-ivopts.c (initialize_costs): Make non-static.
284 (finalize_costs): Likewise.
285 * timevar.def (TV_TREE_SLSR): New timevar.
286 * gimple-ssa-strength-reduction.c: New.
287 * tree-flow.h (initialize_costs): New decl.
288 (finalize_costs): Likewise.
289 * Makefile.in (tree-ssa-strength-reduction.o): New dependencies.
290 * passes.c (init_optimization_passes): Add pass_strength_reduction.
292 2012-06-26 Matt Turner <mattst88@gmail.com>
294 * doc/extend.texi (__builtin_arm_tinsrb): Add missing second
296 (__builtin_arm_tinsrh): Likewise.
297 (__builtin_arm_tinsrw): Likewise.
298 (__builtin_arm_wsadb): Add missing v2si parameter.
299 (__builtin_arm_wsadh): Likewise.
300 (__builtin_arm_getwcx): Delete.
301 (__builtin_arm_setwcx): Delete.
302 (__builtin_arm_getwcgr0): Add.
303 (__builtin_arm_getwcgr1): Add.
304 (__builtin_arm_getwcgr2): Add.
305 (__builtin_arm_getwcgr3): Add.
306 (__builtin_arm_setwcgr0): Add.
307 (__builtin_arm_setwcgr1): Add.
308 (__builtin_arm_setwcgr2): Add.
309 (__builtin_arm_setwcgr3): Add.
311 2012-06-26 Richard Guenther <rguenther@suse.de>
314 2012-06-21 Richard Guenther <rguenther@suse.de>
316 * tree-inline.c (estimate_num_insns): Estimate call cost for
319 2012-06-26 Steven Bosscher <steven@gcc.gnu.org>
322 * doc/tm.texi.in: Document LOGICAL_OP_NON_SHORT_CIRCUIT.
323 * doc/tm.texi: Regenerate.
325 2012-06-26 Steven Bosscher <steven@gcc.gnu.org>
328 * config/mips/mips.h: Do not define ALL_COP_ADDITIONAL_REGISTER_NAMES.
329 * config/frv/frv.h: Do not define REVERSE_CONDEXEC_PREDICATES_P.
330 * doc/tm.texi.in: Remove documentation for unused target macros
331 ALL_COP_ADDITIONAL_REGISTER_NAMES, DBX_OUTPUT_LBRAC, DBX_OUTPUT_NFUN,
332 DBX_OUTPUT_RBRAC, RANGE_TEST_NON_SHORT_CIRCUIT, REAL_VALUE_TRUNCATE,
333 REVERSE_CONDEXEC_PREDICATES_P, TARGET_ALIGN_ANON_BITFIELDS, and
334 TARGET_NARROW_VOLATILE_BITFIELDS.
335 Document that MD_HANDLE_UNWABI is a macro in libgcc.
336 * doc/tm.texi: Regenerate.
337 * system.h: Poison target macros
338 ALL_COP_ADDITIONAL_REGISTER_NAMES, DBX_OUTPUT_LBRAC, DBX_OUTPUT_NFUN,
339 DBX_OUTPUT_RBRAC, RANGE_TEST_NON_SHORT_CIRCUIT, REAL_VALUE_TRUNCATE,
340 REVERSE_CONDEXEC_PREDICATES_P, TARGET_ALIGN_ANON_BITFIELDS, and
341 TARGET_NARROW_VOLATILE_BITFIELDS
343 2012-06-26 Jan Hubicka <jh@suse.cz>
346 * cgraph.h (varpool_can_remove_if_no_refs): Fix handling of
349 2012-06-26 Dehao Chen <dehao@google.com>
351 * tree-inline.c: (expand_call_inline): Ensure that lexical block's
352 source location is consistant with the call stmt.
354 2012-06-26 Ulrich Weigand <ulrich.weigand@linaro.org>
356 PR tree-optimization/53729
357 PR tree-optimization/53636
358 * tree-vect-slp.c (vect_slp_analyze_bb_1): Delay call to
359 vect_verify_datarefs_alignment until after statements have
360 been marked as relevant/irrelevant.
361 * tree-vect-data-refs.c (vect_verify_datarefs_alignment):
362 Skip irrelevant statements.
363 (vect_enhance_data_refs_alignment): Use STMT_VINFO_RELEVANT_P
364 instead of STMT_VINFO_RELEVANT.
365 (vect_get_data_access_cost): Do not check for supportable
366 alignment before calling vect_get_load_cost/vect_get_store_cost.
367 * tree-vect-stmts.c (vect_get_store_cost): Do not abort when
368 handling unsupported alignment.
369 (vect_get_load_cost): Likewise.
371 2012-06-25 Steven Bosscher <steven@gcc.gnu.org>
373 * config/rl78/rl78.h: Do not undefine DONT_USE_BUILTIN_SETJMP.
374 Do not define JMP_BUF_SIZE.
376 2012-06-26 Jakub Jelinek <jakub@redhat.com>
378 PR tree-optimization/53748
379 * tree-ssa-phiopt.c (conditional_replacement): Only optimize
380 if arg0/arg1 have integral or pointer types.
382 2012-06-25 Richard Henderson <rth@redhat.com>
384 * config/i386/sse.md (sse2_sse4_1): Remove code attr.
385 (<s>dot_prodv4si, <s>dot_prodv8si): Remove
386 (sdot_prodv4si): New; handle only XOP.
388 2012-06-25 Richard Henderson <rth@redhat.com>
390 * config/i386/i386-builtin-types.def (V4UDI, V8USI): New.
391 (V2UDI_FUNC_V4USI_V4USI): New.
392 (V4UDI_FUNC_V8USI_V8USI): New.
393 * config/i386/i386.c (ix86_expand_args_builtin): Handle them.
394 (IX86_BUILTIN_VEC_WIDEN_SMUL_ODD_V4SI): New.
395 (IX86_BUILTIN_VEC_WIDEN_SMUL_ODD_V8SI): New.
396 (IX86_BUILTIN_VEC_WIDEN_UMUL_ODD_V4SI): New.
397 (IX86_BUILTIN_VEC_WIDEN_UMUL_ODD_V8SI): New.
398 (IX86_BUILTIN_VEC_WIDEN_UMUL_EVEN_V4SI): New.
399 (IX86_BUILTIN_VEC_WIDEN_UMUL_EVEN_V8SI): New.
400 (bdesc_args): Add them.
401 (ix86_builtin_mul_widen_even, ix86_builtin_mul_widen_odd): New.
402 (TARGET_VECTORIZE_BUILTIN_MUL_WIDEN_EVEN): New.
403 (TARGET_VECTORIZE_BUILTIN_MUL_WIDEN_ODD): New.
404 (ix86_expand_mul_widen_evenodd): Use xop_pmacsdqh.
405 * config/i386/sse.md (vec_widen_<s>mult_odd_<V124_AVX2>): New.
407 2012-06-25 Richard Henderson <rth@redhat.com>
409 * config/i386.sse.md (mul<VI4_AVX2>3): Use xop_pmacsdd.
411 2012-06-25 Richard Henderson <rth@redhat.com>
413 * config/i386/i386.c (ix86_rtx_costs) [MULT]: Only apply XOP cost
415 (ix86_expand_vec_interleave): New.
416 (ix86_expand_mul_widen_evenodd): New.
417 (ix86_expand_mul_widen_hilo): New.
418 (ix86_expand_sse2_mulv4si3): Use ix86_expand_mul_widen_evenodd.
419 * config/i386/i386.md (u_bool) New code attr.
420 * config/i386/predicates.md
421 (nonimmediate_or_const_vector_operand): Remove.
422 * config/i386/sse.md (mul<VI4_AVX2>3): Don't use it; don't test
424 (vec_widen<s>mult_hi_<VI2_AVX2>): Remove.
425 (vec_widen<s>mult_lo_<VI2_AVX2>): Remove.
426 (vec_widen<s>mult_hi_v8si): Remove.
427 (vec_widen<s>mult_lo_v8si): Remove.
428 (vec_widen_smult_hi_v4si): Remove.
429 (vec_widen_smult_lo_v4si): Remove.
430 (vec_widen_umult_hi_v4si): Remove.
431 (vec_widen_umult_lo_v4si): Remove.
432 (vec_widen_<s>mult_hi_<VI124_AVX2>): New.
433 (vec_widen_<s>mult_lo_<VI124_AVX2>): New.
434 * config/i386/i386-protos.h: Update.
436 2012-06-25 Christophe Lyon <christophe.lyon@st.com>
438 * config/arm/neon.md (UNSPEC_VLD1_DUP): Remove.
439 (neon_vld1_dup): Restrict to VQ operands.
440 (neon_vld1_dupv2di): New, fixes vld1q_dup_s64.
442 2012-06-25 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
443 James Greenhalgh <james.greenhalgh@arm.com>
445 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Add new built-ins.
446 (TARGET_FMA): New macro.
447 (TARGET_ARM_QBIT, TARGET_ARM_SAT): Likewise.
448 (TARGET_ARM_ARCH): Likewise.
449 (TARGET_ARM_ARCH_ISA_THUMB): Likewise.
450 (TARGET_V6M, TARGET_V7M): Likewise.
451 (TARGET_ARM_ARCH_PROFILE): Likewise.
452 (TARGET_ARM_FEATURE_LDREX): Likewise.
453 (TARGET_ARM_FP, TARGET_NEON_FP): Likewise.
454 (ARM_MIN_ENUM_SIZE): Likewise.
455 * config/arm/arm.c (arm_file_start): Refactor appropriately.
456 (base_architecture): New enumeration.
457 (arm_base_arch): New global variable.
458 (processors): Add field base_arch.
459 (ARM_ARCH, ARM_CORE): Adjust accordingly.
460 (arm_option_override): Add initialization of arm_base_arch.
461 * doc/cpp.texi (system-specific predefined macros.): Change.
463 2012-06-25 Jakub Jelinek <jakub@redhat.com>
466 * config/i386/sse.md (sse_loadlps): Use x m x constraints instead
467 of x x x in the vmovlps load alternative.
469 2012-06-25 Richard Sandiford <rdsandiford@googlemail.com>
472 * df.h (dead_debug_add): Remove third argument.
473 * df-problems.c (dead_debug_add): Likewise. Use the REGNO of the
474 REG that we want to replace instead.
475 (dead_debug_insert_temp): Use the REGNO of the reg that we want
476 to replace instead of DF_REF_REGNO. Require there to always be
477 at least one such use. Check for cases where the same location
478 has more than df_ref associated with it.
479 (df_note_bb_compute): Remove third dead_debug_add argument.
480 * dce.c (word_dce_process_block): Likewise.
482 2012-06-25 Steven Bosscher <steven@gcc.gnu.org>
484 * config/v850/v850.c: Remove redundant extern declarations for
485 last_assemble_variable_decl and size_directive_output.
487 * doc/tm.texi.in: Document JMP_BUF_SIZE.
488 * doc/tm.texi: Regenerate.
489 * config/sparc/sparc.h (JMP_BUF_SIZE): Do not define.
490 * config/pa/pa.h (JMP_BUF_SIZE): Likewise.
491 * config/stormy16/stormy16.h: Likewise.
493 * config/picochip/picochip.c: Do not define DONT_USE_BUILTIN_SETJMP.
495 * doc/sourcebuild.texi: Add missing subdirectories.
497 2012-06-25 Tristan Gingold <gingold@adacore.com>
499 * config/i386/i386.h: Fix typo.
501 2012-06-25 Tristan Gingold <gingold@adacore.com>
503 * config/i386/winnt.c (i386_pe_seh_end_prologue): Move code to ...
504 (seh_cfa_adjust_cfa): ... that function.
505 (seh_emit_stackalloc): Do not emit out of range values.
506 * config/i386/i386.md: Delete unused UNSPEC_REG_SAVE,
507 UNSPEC_DEF_CFA constants.
508 * config/i386/i386.h (SEH_MAX_FRAME_SIZE): Define.
509 * config/i386/i386.c (ix86_frame_pointer_required): Required
510 for very large frames on SEH target.
511 (ix86_compute_frame_layout): Save area is before frame pointer
512 on SEH target. Handle very large frames.
513 (ix86_expand_prologue): Likewise.
515 2012-06-24 Steven Bosscher <steven@gcc.gnu.org>
517 * output.h: (current_function_is_leaf,
518 current_function_sp_is_unchanging,
519 current_function_uses_only_leaf_regs): Remove.
520 * function.c (current_function_is_leaf,
521 current_function_sp_is_unchanging,
522 current_function_uses_only_leaf_regs): Remove.
523 (rest_of_handle_check_leaf_regs): Set crtl->uses_only_leaf_regs
524 instead of current_function_uses_only_leaf_regs.
525 * function.h (struct rtl_data): New fields sp_is_unchanging,
526 is_leaf, uses_only_leaf_regs.
527 * resource.c (init_resource_info): Replace current_function_is_leaf,
528 current_function_sp_is_unchanging, and
529 current_function_uses_only_leaf_regs with new crtl fields.
530 * sdbout.c (sdbout_symbol): Likewise.
531 * df-core.c (rest_of_handle_df_initialize): Likewise.
532 * ira.c (ira): Likewise.
533 * final.c (final_start_function): Likewise.
534 * reorg.c (fill_simple_delay_slots): Likewise.
535 * regrename.c (check_new_reg_p): Likewise.
536 * stack-ptr-mod.c (notice_stack_pointer_modification_1): Likewise.
537 (notice_stack_pointer_modification): Likewise.
538 * dbxout.c (dbxout_symbol): Likewise.
539 (dbxout_parms): Likewise.
540 * sel-sched.c (init_regs_for_mode): Likewise.
541 * dwarf2out.c (dbx_reg_number): Likewise.
542 (multiple_reg_loc_descriptor): Likewise.
543 * config/i386/i386.c (ix86_frame_pointer_required): Likewise.
545 (ix86_select_alt_pic_regnum): Likewise.
546 (ix86_compute_frame_layout): Likewise.
547 (ix86_finalize_stack_realign_flags): Likewise.
548 (ix86_expand_epilogue): Likewise.
549 * config/rs6000/rs6000.c (rs6000_stack_info): Likewise.
550 * config/h8300/h8300.c (byte_reg): Likewise.
551 * config/c6x/c6x.c (must_reload_pic_reg_p): Likewise.
552 (c6x_save_reg): Likewise.
553 (c6x_compute_frame_layout): Likewise.
554 * config/pa/pa.c (pa_compute_frame_size): Likewise.
555 (pa_output_function_prologue): Likewise.
556 * config/stormy16/stormy16.c (struct xstormy16_stack_layout): Likewise.
557 * config/sparc/sparc.md (attr "leaf_function"): Likewise.
558 * config/sparc/sparc.c (sparc_initial_elimination_offset): Likewise.
559 (sparc_expand_prologue): Likewise.
560 (sparc_flat_expand_prologue): Likewise.
561 (sparc_asm_function_prologue): Likewise.
562 (sparc_output_mi_thunk): Likewise.
563 (sparc_frame_pointer_required): Likewise.
564 * config/epiphany/epiphany.c (epiphany_compute_function_type):
566 (epiphany_compute_frame_size): Likewise.
567 * config/lm32/lm32.c (lm32_compute_frame_size): Likewise.
568 * config/cris/cris.c (cris_md_asm_clobbers): Likewise.
569 (cris_frame_pointer_required): Likewise.
570 * config/tilepro/tilepro.c (emit_sp_adjust): Likewise.
571 (tilepro_current_function_is_leaf): Likewise.
572 * config/arm/arm.c (arm_compute_save_reg0_reg12_mask): Likewise.
573 * config/pdp11/pdp11.c (pdp11_expand_epilogue): Likewise.
574 * config/ia64/ia64.c (find_gr_spill): Likewise.
575 (ia64_compute_frame_size): Likewise.
576 (ia64_can_eliminate): Likewise.
577 (ia64_initial_elimination_offset): Likewise.
578 * config/m68k/m68k.c (m68k_save_reg): Likewise.
579 (m68k_expand_epilogue): Likewise.
580 * config/rx/rx.c (rx_get_stack_layout): Likewise.
581 * config/tilegx/tilegx.c (tilegx_current_function_is_leaf): Likewise.
582 * config/picochip/picochip.c (picochip_can_eliminate_link_sp_save):
584 (picochip_output_frame_debug): Likewise.
585 * config/sh/sh.c (sh_media_register_for_return): Likewise.
586 (sh_allocate_initial_value): Likewise.
587 (sh_output_mi_thunk): Likewise.
588 * config/microblaze/microblaze.c (microblaze_must_save_register):
590 (compute_frame_size): Likewise.
591 (microblaze_initial_elimination_offset): Likewise.
592 (microblaze_expand_prologue): Likewise.
593 (microblaze_expand_epilogue): Likewise.
594 * config/frv/frv.c (frv_expand_epilogue): Likewise.
595 (frv_frame_pointer_required): Likewise.
596 * config/spu/spu.c (get_pic_reg): Likewise.
597 (direct_return): Likewise.
598 (spu_expand_prologue): Likewise.
599 (spu_expand_epilogue): Likewise.
600 (spu_initial_elimination_offset): Likewise.
601 * config/mips/mips.c (mips_global_pointer): Likewise.
602 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
603 (mips_compute_frame_info): Likewise.
604 * config/mep/mep.c (mep_interrupt_saved_reg): Likewise.
605 (mep_reload_pointer): Likewise.
606 * config/rl78/rl78.c (need_to_save): Likewise.
607 * config/cr16/cr16.c (cr16_compute_save_regs): Likewise.
608 * config/score/score.c (score_compute_frame_size): Likewise.
609 (score_function_prologue): Likewise.
610 * config/bfin/bfin.c (must_save_p): Likewise.
611 (expand_prologue_reg_save): Likewise.
612 (expand_epilogue_reg_restore): Likewise.
613 (bfin_frame_pointer_required): Likewise.
614 (n_regs_saved_by_prologue): Likewise.
615 (add_to_reg): Likewise.
616 (expand_interrupt_handler_prologue): Likewise.
617 (expand_interrupt_handler_epilogue): Likewise.
618 (bfin_expand_prologue): Likewise.
619 * config/avr/avr.c (avr_regs_to_save): Likewise.
620 (avr_prologue_setup_frame): Likewise.
621 (expand_epilogue): Likewise.
622 * config/s390/s390.c (s390_regs_ever_clobbered): Likewise.
623 (s390_register_info): Likewise.
624 (s390_frame_info): Likewise.
625 (s390_init_frame_layout): Likewise.
626 (s390_emit_prologue): Likewise.
629 2012-06-24 Steven Bosscher <steven@gcc.gnu.org>
631 * system.h: Poison ASM_BYTE_OP and ASM_OUTPUT_BYTE.
632 * vmsdbgout: Do not undefine it if defined.
633 Rename local ASM_BYTE_OP definition to VMS_ASM_BYTE_OP.
634 * config/microblaze/microblaze/h: Do no define ASM_BYTE_OP.
635 * config/mep/mep.h: Do not define ASM_OUTPUT_BYTE.
637 2012-06-24 Richard Sandiford <rdsandiford@googlemail.com>
639 * config/mips/mips.c (mips_process_sync_loop): Add missing
642 2012-06-23 Richard Henderson <rth@redhat.com>
645 * config/i386/i386.c (ix86_rtx_costs): Add reasonable costs for
646 V*QImode shifts and multiply.
647 (ix86_expand_vecop_qihi): Support shifts.
648 * config/i386/i386.md (any_shift): New code iterator.
649 * config/i386/sse.md (ashlv16qi3): Merge ...
650 (<any_shiftrt>v16qi3): ... into ...
651 (<any_shift><VI1_AVX2>3): ... here. Use ix86_expand_vecop_qihi
652 to support SSE and AVX.
654 * config/i386/i386.c (ix86_expand_sse_unpack): Split operands[]
655 parameter into src and dest.
656 * config/i386/sse.md (vec_unpacku_hi_<V124_AVX2>): Update call.
657 (vec_unpacks_hi_<V124_AVX2>): Likewise.
658 (vec_unpacku_lo_<V124_AVX2>): Likewise.
659 (vec_unpacks_lo_<V124_AVX2>): Likewise.
660 * config/i386/i386-protos.h: Update.
662 * config/i386/sse.md (mul<VI1_AVX2>3): Change from insn_and_split to
663 pure expander; move expansion code ...
664 * config/i386/i386.c (ix86_expand_vecop_qihi): ... here. New function.
665 * config/i386/i386-protos.h: Update.
667 2012-06-22 Edmar Wienskoski <edmar@freescale.com>
669 * config/rs6000/rs6000.md (define_attr "type"): New type popcnt.
670 (popcntb<mode>2): Add attribute type popcnt.
671 (popcntd<mode>2): Ditto.
672 * config/rs6000/power4.md (define_insn_reservation): Add type popcnt.
673 * config/rs6000/power5.md (define_insn_reservation): Ditto.
674 * config/rs6000/power7.md (define_insn_reservation): Ditto.
675 * config/rs6000/476.md (define_insn_reservation): Ditto.
676 * config/rs6000/power6.md (define_insn_reservation): New
677 reservation for popcnt instructions.
679 2012-06-22 H.J. Lu <hongjiu.lu@intel.com>
681 * doc/invoke.texi: Update -mpreferred-stack-boundary=3 warning.
683 2012-06-22 H.J. Lu <hongjiu.lu@intel.com>
686 * doc/invoke.texi: Add a warning for -mpreferred-stack-boundary=3.
688 * config/i386/i386.c (ix86_option_override_internal): Allow
689 -mpreferred-stack-boundary=3 for 64-bit if SSE is disabled.
691 * config/i386/i386.h (MIN_STACK_BOUNDARY): Set to 64 for 64-bit
694 2012-06-22 Bill Schmidt <wschmidt@linux.ibm.com>
696 * double-int.c (double_int_multiple_of): New function.
697 * double-int.h (double_int_multiple_of): New decl.
698 * tree-ssa-loop-ivopts.c (add_cost, zero_cost): Remove undefs.
699 (mbc_entry_hash): New forward decl.
700 (mbc_entry_eq): Likewise.
701 (zero_cost): Change to no_cost.
702 (mult_costs): New static var.
703 (cost_tables_exist): Likewise.
704 (initialize_costs): New function.
705 (finalize_costs): Likewise.
706 (tree_ssa_iv_optimize_init): Call initialize_costs.
707 (add_cost): Change to add_regs_cost; distinguish costs by speed.
708 (multiply_regs_cost): New function.
709 (add_const_cost): Likewise.
710 (extend_or_trunc_reg_cost): Likewise.
711 (negate_reg_cost): Likewise.
712 (multiply_by_cost): Change to multiply_by_const_cost; distinguish
714 (get_address_cost): Change add_cost to add_regs_cost; change
715 multiply_by_cost to multiply_by_const_cost.
716 (force_expr_to_var_cost): Change zero_cost to no_cost; change
717 add_cost to add_regs_cost; change multiply_by_cost to
718 multiply_by_const_cost.
719 (split_cost): Change zero_cost to no_cost.
720 (ptr_difference_cost): Likewise.
721 (difference_cost): Change zero_cost to no_cost; change multiply_by_cost
722 to multiply_by_const_cost.
723 (get_computation_cost_at): Change add_cost to add_regs_cost; change
724 multiply_by_cost to multiply_by_const_cost.
725 (determine_use_iv_cost_generic): Change zero_cost to no_cost.
726 (determine_iv_cost): Change add_cost to add_regs_cost.
727 (iv_ca_new): Change zero_cost to no_cost.
728 (tree_ssa_iv_optimize_finalize): Call finalize_costs.
729 * tree-ssa-address.c (most_expensive_mult_to_index): Change
730 multiply_by_cost to multiply_by_const_cost.
731 * tree-flow.h (multiply_by_cost): Change to multiply_by_const_cost.
732 (add_regs_cost): New decl.
733 (multiply_regs_cost): Likewise.
734 (add_const_cost): Likewise.
735 (extend_or_trunc_reg_cost): Likewise.
736 (negate_reg_cost): Likewise.
738 2012-06-22 Richard Guenther <rguenther@suse.de>
740 Merge from graphite branch
741 2011-08-10 Sebastian Pop <sebpop@gmail.com>
743 * graphite-sese-to-poly.c (build_scop_drs): Fix memory leak.
745 2012-01-13 Tobias Grosser <tobias@grosser.es>
747 * tree-flow.h (parallelized_function_p): Declare.
748 * tree-parloops.c (parallelized_function_p): Export.
749 * graphite.c (graphite_transform_loops): Do not run graphite on
750 already parallel functions.
752 2012-06-22 Alan Modra <amodra@gmail.com>
754 * config/rs6000/rs6000.c (rs6000_pre_atomic_barrier): Pass in and
755 return mem. Convert to indirect addressing if not indirect or
756 indexed. Adjust all callers.
758 2012-06-22 Richard Guenther <rguenther@suse.de>
760 * gcov-iov.c: Include bconfig.h and system.h.
762 2012-06-22 Andreas Schwab <schwab@linux-m68k.org>
764 * doc/include/texinfo.tex: Update to version 2012-06-05.14.
766 2012-06-22 Richard Guenther <rguenther@suse.de>
768 PR gcov-profile/53744
769 * gcov-iov.c (main): Treat "" and "prerelease" the same.
771 2012-06-22 Eric Botcazou <ebotcazou@adacore.com>
774 * dwarf2out.c (gen_compile_unit_die): Use DW_LANG_Fortran90 as language
775 for GNU Fortran if in strict DWARF2 mode.
777 2012-06-22 Eric Botcazou <ebotcazou@adacore.com>
779 * tree-ssa-live.c (remove_unused_scope_block_p): Remove again
780 DECL_IGNORED_P non-reg vars even if they are used.
782 2012-06-21 Alexandre Oliva <aoliva@redhat.com>
786 * var-tracking.c (vt_get_canonicalize_base): New.
787 (vt_canonicalize_addr, vt_stack_offset_p): New.
788 (vt_canon_true_dep): New.
789 (drop_overlapping_mem_locs): Use vt_canon_true_dep.
790 (clobber_overlaping_mems): Use vt_canonicalize_addr.
792 2012-06-21 Alexandre Oliva <aoliva@redhat.com>
796 * var-tracking.c (vt_initialize): Record initial offset between
797 arg pointer and stack pointer.
799 2012-06-21 Alexandre Oliva <aoliva@redhat.com>
803 * var-tracking.c (vt_init_cfa_base): Drop redundant recording of
806 2012-06-21 Alexandre Oliva <aoliva@redhat.com>
810 * alias.c (memrefs_conflict_p): Improve handling of AND for
813 2012-06-21 Alexandre Oliva <aoliva@redhat.com>
815 * ddg.c (build_intra_loop_deps): Discard deps of nondebug on debug.
817 2012-06-21 Alexandre Oliva <aoliva@redhat.com>
820 * cselib.c (promote_debug_loc): Don't crash on NULL argument.
822 2012-06-21 Meador Inge <meadori@codesourcery.com>
825 * c-decl.c (c_push_function_context): Restore the behavior to reuse
826 the language function allocated for -Wunused-local-typedefs.
827 (c_pop_function_context): If necessary, clear the language function
828 created in c_push_function_context. Always clear out the
829 x_cur_stmt_list field of the restored language function.
831 2012-06-21 Sterling Augustine <saugustine@google.com>
832 Cary Coutant <ccoutant@google.com>
834 * dwarf2out.c (is_cu_die, is_namespace_die, is_class_die,
835 add_AT_pubnames, add_enumerator_pubname, want_pubnames): New functions.
836 (comdat_type_struct): New field 'skeleton_die'.
837 (breakout_comdat_types): Update it.
838 (add_pubname): Rework logic. Call is_class_die, is_cu_die and
839 is_namespace_die. Fix minor style violation. Call want_pubnames.
840 (add_pubname_string): Call want_pubnames.
841 (add_pubtype): Rework logic for calculating type name. Call
842 is_namespace_die. Call want_pubnames.
843 (output_pubnames): Move conditional logic deciding when to produce the
844 section from dwarf2out_finish. Use new skeleton_die field.
845 (base_type_die): Call add_pubtype.
846 (gen_enumeration_type_die): Unconditionally call add_pubtype.
847 (gen_subprogram_die): Adjust calls to add_pubname.
848 (gen_namespace_die): Call add_pubname_string.
849 (dwarf2out_finish): Call add_AT_pubnames; Move logic on when to
850 produce pubnames and pubtypes sections to output_pubnames.
851 * common.opt (-gpubnames): New option.
852 * doc/invoke.texi: Document it.
854 2012-06-21 Steven Bosscher <steven@gcc.gnu.org>
856 * config/m32c/m32c-pragma.c: Remove unnecessary includes.
858 2012-06-21 Michael Matz <matz@suse.de>
861 * builtins.c (get_memory_rtx): Always build an all-aliasing MEM_REF
864 2012-06-21 Richard Guenther <rguenther@suse.de>
866 * tree-inline.c (estimate_num_insns): Estimate call cost for
869 2012-06-20 Rüdiger Sonderfeld <ruediger@c-plusplus.de>
871 * tree.h (DECL_SOURCE_COLUMN): New accessor.
873 2012-06-20 Uros Bizjak <ubizjak@gmail.com>
875 * config/i386/i386.md (SINCOS): New int iterator.
876 (sincos): New int attribute.
877 (*<sincos>xf2_i387): Macroize insn from *{sin,cos}xf2_i387 using
879 (*<sincos>_extend<mode>xf2_i387): Macroize insn from
880 *{sin,cos}_extend<mode>xf2_i387 using SINCOS int iterator.
882 2012-06-20 Uros Bizjak <ubizjak@gmail.com>
884 * config/i386/i386.md (RDFSGSBASE): New int iterator.
886 (fsgs): New int attribute.
887 (rd<fsgs>base<mode>): Macroize insn from rd<fsgs>base<mode> using
888 RDFSGSBASE int iterator.
889 (wr<fsgs>base<mode>): Macroize insn from wr<fsgs>base<mode> using
890 WRFSGSBASE int iterator.
892 2012-06-20 Uros Bizjak <ubizjak@gmail.com>
894 * config/i386/i386.md (<rounding_insn><mode>2): Macroize expander
895 from {floor,ceil,btrunc}<mode>2 using FIST_ROUNDING int iterator.
896 (l<rounding_insn><MODEF:mode><SWI48:mode>2): Macroize expander
897 from l{floor,ceil}<MODEF:mode><SWI48:mode>2 using FIST_ROUNDING
900 2012-06-20 Steven Bosscher <steven@gcc.gnu.org>
902 * system.h: Poison ASM_OUTPUT_IDENT and IDENT_ASM_OP.
904 2012-06-20 Richard Guenther <rguenther@suse.de>
906 PR tree-optimization/30318
907 * tree-vrp.c (range_int_cst_p): Do not reject overflowed
909 (range_int_cst_singleton_p): But explicitely here.
910 (zero_nonzero_bits_from_vr): And here.
911 (extract_range_from_binary_expr_1): Re-implement PLUS_EXPR
912 to cover all cases we can perform arbitrary precision
913 arithmetic with double-ints.
914 (intersect_ranges): Handle adjacent anti-ranges.
916 2012-06-20 Uros Bizjak <ubizjak@gmail.com>
918 * config/i386/i386.md (rounding_insn): New int attribute.
919 (<rounding_insn>xf2): Macroize insn from
920 {floor,ceil,btrunc}xf2 using FRNDINT_ROUNDING int iterator.
921 (l<rounding_insn>xf<mode>2): Rename from l<rounding>xf<mode>2.
923 2012-06-20 Uros Bizjak <ubizjak@gmail.com>
925 * config/i386/i386.md (IEEE_MAXMIN): New int iterator.
926 (ieee_maxmin): New int attribute.
927 (*ieee_s<ieee_maxmin><mode>3): Macroize insn from
928 *ieee_s{max,min}<mode>3 using IEEE_MAXMIN int iterator.
930 2012-06-20 Steven Bosscher <steven@gcc.gnu.org>
932 * config/arm/arm.h (EMIT_EABI_ATTRIBUTE): Remove.
933 * config/arm/arm.c: Do not include c-pragma.h.
934 (arm_emit_eabi_attribute): New function based on EMIT_EABI_ATTRIBUTE.
935 (arm_file_start): Replace uses of EMIT_EABI_ATTRIBUTE with calls
936 to arm_emit_eabi_attribute.
937 * arm-c.c: Do not include output.h.
938 (arm_output_c_attributes): Replace use of EMIT_EABI_ATTRIBUTE with a
939 call to arm_emit_eabi_attribute.
940 * config/arm/arm-protos.h (arm_emit_eabi_attribute): Prototype it.
942 2012-06-20 Richard Guenther <rguenther@suse.de>
944 * tree-vect-data-refs.c (vect_can_force_dr_alignment_p):
945 Allow adjusting alignment of user-aligned decls again.
947 2012-06-20 Steven Bosscher <steven@gcc.gnu.org>
949 * config/rl78/rl78-c.c: Remove unnecessary includes.
951 2012-06-20 Steven Bosscher <steven@gcc.gnu.org>
953 * config/cris/cris.c: Include cgraph.h.
954 (cris_option_override): Do not set non-existing flag_no_gcc_ident.
956 2012-06-19 Maxim Kuvyrkov <maxim@codesourcery.com>
958 * emit-rtl.c (need_atomic_barrier_p): New function.
959 * emit-rtl.h (need_atomic_barrier_p): Declare it.
960 * config/alpha/alpha.c (alpha_{pre,post}_atomic_barrier): Use it.
961 * config/arm/arm.c (arm_{pre,post}_atomic_barrier): Use it.
962 * config/tilegx/tilegx.c (tile_{pre,post}_atomic_barrier): Use it.
963 * config/mips/mips.c (mips_{pre,post}_atomic_barrier_p): Remove.
964 (mips_process_sync_loop): Use generic version instead.
966 2012-06-19 Maxim Kuvyrkov <maxim@codesourcery.com>
968 * config/mips/mips.c (mips_process_sync_loop): Emit cmp result only if
971 2012-06-19 Tom de Vries <vries@codesourcery.com>
972 Maxim Kuvyrkov <maxim@codesourcery.com>
974 * config/mips/constraints.md (ZR): New constraint.
975 * config/mips/predicates.md (mem_noofs_operand): New predicate.
976 * config/mips/mips.c (mips_print_operand): Handle new print modifier.
977 * config/mips/mips.h (TARGET_XLP): Define.
978 (TARGET_SYNC_AFTER_SC): Update.
979 (ISA_HAS_SWAP, ISA_HAS_LDADD): Define.
980 * config/mips/sync.md (atomic_exchange, atomic_fetch_add): Use
981 XLP-specific swap and ldadd patterns.
982 (atomic_exchange_swap, atomic_fetch_add_ldadd): New patterns.
984 2012-06-19 Tom de Vries <vries@codesourcery.com>
985 Maxim Kuvyrkov <maxim@codesourcery.com>
987 * config/mips/mips.c (mips_emit_pre_atomic_barrier_p,)
988 (mips_emit_post_atomic_barrier_p): New static functions.
989 (mips_process_sync_loop): Use them. Emit sync memory barriers in
990 accordance with memory model semantics. Add return of CMP result for
992 * config/mips/mips.md: Update comment.
993 (sync_cmp): New attribute.
994 (sync_memmodel): New attribute replacing sync_release_barrier.
995 * config/mips/sync.md (UNSPEC_ATOMIC_COMPARE_AND_SWAP,)
996 (UNSPEC_ATOMIC_EXCHANGE, UNSPEC_ATOMIC_FETCH_OP): New constants.
997 (sync_lock_test_and_set, test_and_set_12): Update.
998 (atomic_compare_and_swap, atomic_exchange, atomic_exchange_llsc,)
999 (atomic_fetch_add, atomic_fetch_add_llsc): New patterns.
1001 2012-06-19 Joseph Myers <joseph@codesourcery.com>
1003 * config/rs6000/spe.md (*mov_si<mode>_e500_subreg0): Rename to
1004 mov_si<mode>_e500_subreg0.
1005 (*mov_si<mode>_e500_subreg0_elf_low)
1006 (*mov_si<mode>_e500_subreg4_elf_low): New patterns.
1008 2012-06-19 Richard Henderson <rth@redhat.com>
1010 * config/alpha/alpha.c: Include params.h.
1011 (alpha_option_override): Initialize PARAM_L1_CACHE_LINE_SIZE,
1012 PARAM_L1_CACHE_SIZE, PARAM_L2_CACHE_SIZE for the cpu tuning.
1014 2012-06-19 Steven Bosscher <steven@gcc.gnu.org>
1016 * doc/tm.texi.in (TARGET_OBJC_DECLARE_UNRESOLVED_CLASS_REFERENCE,
1017 TARGET_OBJC_DECLARE_CLASS_DEFINITION): Add @hooks.
1018 (ASM_DECLARE_CLASS_REFERENCE, ASM_DECLARE_UNRESOLVED_REFERENCE):
1020 * doc/tm.texi: Regenerate.
1021 * config/darwin.h (ASM_OUTPUT_LABELREF): Remove special case for
1023 * config/darwin-c.c: Include target.h.
1024 (darwin_objc_declare_unresolved_class_reference): New function.
1025 (darwin_objc_declare_class_definition): New function.
1026 (TARGET_OBJC_DECLARE_UNRESOLVED_CLASS_REFERENCE): Define.
1027 (TARGET_OBJC_DECLARE_CLASS_DEFINITION): Define.
1029 2012-06-19 Steven Bosscher <steven@gcc.gnu.org>
1031 * target.def (output_ident): New hook.
1032 * targhooks.h (default_asm_output_ident_directive): Add prototype.
1033 * varasm.c (assemble_asm): Only prefix a tab if the string does not
1034 already start with one.
1035 (default_asm_output_ident_directive): New function to emit
1036 .ident as a top-level asm node while parsing, or directly to
1037 asm_out_file after parsing.
1038 * toplev.c (compile_file): Print a GCC .ident with
1039 targetm.asm_out.output_ident.
1040 * doc/tm.texi.in (ASM_OUTPUT_IDENT): Remove documentation for macro.
1041 (TARGET_ASM_OUTPUT_IDENT): Add @hook for this.
1042 * doc/tm.texi: Update.
1044 * config/elfos.h (ASM_OUTPUT_IDENT, IDENT_ASM_OP): Remove.
1045 (TARGET_ASM_OUTPUT_IDENT): Define.
1046 * config/i386/djgpp.h (IDENT_ASM_OP): Remove.
1047 * config/i386/gas.h (ASM_OUTPUT_IDENT): Remove.
1048 * config/arm/aout.h (ASM_OUTPUT_IDENT): Remove.
1049 * config/sparc/sparc.h (IDENT_ASM_OP): Remove.
1050 (TARGET_ASM_OUTPUT_IDENT): Define.
1051 * config/picochip/picochip.h (IDENT_ASM_OP): Remove.
1052 (TARGET_ASM_OUTPUT_IDENT): Define.
1054 * config/cris/cris-protos.h (cris_asm_output_ident): Add prototype.
1055 * config/cris/cris.c (cris_asm_output_ident): New function.
1056 * config/cris/cris.h (ASM_OUTPUT_IDENT, IDENT_ASM_OP): Remove.
1058 * config/microblaze/microblaze-protos.h (microblaze_asm_output_ident):
1060 * config/microblaze/microblaze.c: Include cgraph.h for add_asm_node.
1061 (microblaze_asm_output_ident): Rewrite to work similar to
1062 default_asm_output_ident_directive for front-end .idents.
1063 * config/microblaze/microblaze.h (ASM_OUTPUT_IDENT): Remove.
1064 (TARGET_ASM_OUTPUT_IDENT): Define.
1066 * config/mips/mips.h (ASM_OUTPUT_IDENT): Remove.
1067 * config/mips/sde.h (IDENT_ASM_OP, ASM_OUTPUT_IDENT): Remove.
1069 * config/rx/rx.c: Include cgraph.h for add_asm_node.
1070 (rx_asm_output_ident): New function, similar to
1071 default_asm_output_ident_directive, but handle AS100 syntax also, so
1072 that #ident also works for rx in AS100 syntax.
1073 (TARGET_ASM_OUTPUT_IDENT): Define.
1074 * config/rx/rx.h (IDENT_ASM_OP): Remove.
1076 * Makefile.in: Fix dependencies for c-family/c-lex.o.
1078 2012-06-19 Uros Bizjak <ubizjak@gmail.com>
1080 * config/i386/i386.md (FIST_ROUNDING): New int iterator.
1081 (rounding): Handle UNSPEC_FIST_{FLOOR,CEIL}.
1083 (*fist<mode>2_<rounding>_1): Macroize insn from
1084 *fist<mode>2_{floor,ceil}_1 using FIST_ROUNDING int iterator.
1085 (fistdi2_<rounding>): Macroize insn from
1086 fistdi2_{floor,ceil} using FIST_ROUNDING int iterator.
1087 (fistdi2_<rounding>_with_temp and splitters): Macroize insn and
1088 corresponding splitters from fistdi2_{floor,ceil} and corresponding
1089 splitters using FIST_ROUNDING int iterator.
1090 (fist<mode>2_<rounding>): Macroize insn from
1091 fist<mode>2_{floor,ceil} using FIST_ROUNDING int iterator.
1092 (fist<mode>2_<rounding>_with_temp and splitters): Macroize insn and
1093 corresponding splitters from fist<mode>2_{floor,ceil} and corresponding
1094 splitters using FIST_ROUNDING int iterator.
1095 (l<rounding>xf<mode>2): Macroize expander from l{floor,ceil}xf<mode>2
1096 using FIST_ROUNDING int iterator.
1098 2012-06-19 Richard Henderson <rth@redhat.com>
1100 * config/i386/i386-protos.h (ix86_expand_sse2_mulv4si3): Declare.
1101 * config/i386/i386.c (ix86_expand_sse2_mulv4si3): New.
1102 * config/i386/predicates.md (nonimmediate_or_const_vector_operand): New.
1103 * config/i386/sse.md (sse2_mulv4si3): Delete.
1104 (mul<VI4_AVX2>3): Use ix86_expand_sse2_mulv4si3 and
1105 nonimmediate_or_const_vector_operand.
1107 2012-06-19 Richard Henderson <rth@redhat.com>
1109 * expmed.c (struct init_expmed_rtl): Split ...
1110 (init_expmed_one_mode): ... out of ...
1111 (init_expmed): ... here. Initialize integer vector modes also.
1112 (synth_mult): Handle integer vector modes.
1113 (choose_mult_variant): Likewise.
1114 (expand_mult_const): Likewise.
1115 (expand_mult): Likewise.
1116 * machmode.h (GET_MODE_UNIT_BITSIZE): New.
1118 2012-06-19 Richard Henderson <rth@redhat.com>
1120 * config/i386/i386.c (ix86_rtx_costs): Handle CONST_VECTOR, and
1121 integral vector modes.
1123 2012-06-19 Uros Bizjak <ubizjak@gmail.com>
1125 * config/i386/i386.md (FRNDINT_ROUNDING): New int iterator.
1126 (rounding): New int attribute.
1128 (frndintxf2_<rounding>): Macroize insn from
1129 frndintxf2_{floor,ceil,trunc} using FRNDINT_ROUNDING int iterator.
1130 (frndintxf2_<rounding>_i387): Macroize insn from
1131 frndintxf2_{floor,ceil,trunc}_i387 using FRNDINT_ROUNDING int iterator.
1133 2012-06-19 Richard Guenther <rguenther@suse.de>
1135 * tree-vrp.c (union_ranges): New function.
1136 (vrp_meet_1): Use union_ranges.
1137 (vrp_meet): Dump what we union and call vrp_meet_1.
1139 2012-06-19 Richard Earnshaw <rearnsha@arm.com>
1141 * arm.md (enum unspec): Delete UNSPEC_SIN and UNSPEC_COS.
1142 (attr type): Remove fmul, ffmul, farith, ffarith, float_em
1143 f_fpa_load, f_fpa_store, f_mem_r, r_mem_f.
1144 (attr write_conflict, attr core_cycles): Update.
1145 * arm-generic.md (r_mem_f_wbuf): Delete reservation.
1147 2012-06-19 Richard Guenther <rguenther@suse.de>
1149 * tree-vrp.c (intersect_ranges): Handle more cases.
1150 (vrp_intersect_ranges): Dump what we intersect and call ...
1151 (vrp_intersect_ranges_1): ... this.
1153 2012-06-19 Richard Guenther <rguenther@suse.de>
1155 PR tree-optimization/53708
1156 * tree-vect-data-refs.c (vect_can_force_dr_alignment_p): Preserve
1157 user-supplied alignment and alignment of decls with the used
1160 2012-06-18 Lawrence Crowl <crowl@google.com>
1162 * timevar.def (TV_PHASE_GENERATE): Rename to TV_PHASE_LATE_ASM.
1163 (TV_PHASE_CGRAPH): Rename to TV_PHASE_OPT_GEN.
1164 (TV_PHASE_STREAM_IN): New.
1165 (TV_PHASE_STREAM_OUT): New.
1166 * timevar.c (validate_phases): New.
1167 (timevar_print): Call validate_phases.
1168 * c-decl.c (c_write_global_declarations): Rename use of TV_PHASE_CGRAPH
1169 to TV_PHASE_OPT_GEN.
1170 * langhooks.c (write_global_declarations): Rename use of
1171 TV_PHASE_CGRAPH to TV_PHASE_OPT_GEN. Use TV_PHASE_DBGINFO instead of
1172 TV_PHASE_CHECK_DBGINFO.
1173 * toplev.c (compile_file): Rename use of TV_PHASE_GENERATE to
1174 TV_PHASE_LATE_ASM. Move start of TV_PHASE_LATE_ASM to after call to
1175 lang_hooks.decls.final_write_globals.
1177 2012-06-18 David Edelshn <dje.gcc@gmail.com>
1179 * config/rs6000/aix52.h (TARGET_EXTRA_BUILTINS): Define as 0.
1181 2012-06-18 Uros Bizjak <ubizjak@gmail.com>
1184 * config/i386/sse.md (*sse4_2_pcmpestr_unaligned): New.
1185 (*sse4_2_pcmpistr_unaligned): New.
1187 2012-06-18 Ian Bolton <ian.bolton@arm.com>
1188 Sameera Deshpande <sameera.deshpande@arm.com>
1189 Greta Yorsh <greta.yorsh@arm.com>
1191 * config/arm/arm-protos.h (arm_output_epilogue): Remove.
1192 * config/arm/arm.c (print_multi_reg): Remove.
1193 (vfp_output_fldmd): Likewise.
1194 (arm_output_epilogue): Likewise.
1195 * config/arm/arm.md (epilogue_insns): Update condition and code.
1197 2012-06-18 Ian Bolton <ian.bolton@arm.com>
1198 Sameera Deshpande <sameera.deshpande@arm.com>
1199 Greta Yorsh <greta.yorsh@arm.com>
1201 * config/arm/arm-protos.h (thumb2_expand_return): New declaration.
1202 * config/arm/arm.c (thumb2_expand_return): New function.
1203 * config/arm/arm.md (return): Update condition and code.
1205 2012-06-18 Ian Bolton <ian.bolton@arm.com>
1206 Sameera Deshpande <sameera.deshpande@arm.com>
1207 Greta Yorsh <greta.yorsh@arm.com>
1209 * config/arm/arm-protos.h (output_return_instruction): New parameter
1210 and int to bool change of parameter types.
1211 * config/arm/arm.c (output_return_instruction): Likewise.
1212 * config/arm/arm.md (arm_simple_return): New pattern.
1213 (arm_return, cond_return, cond_return_inverted): Add new arguments.
1214 * config/arm/thumb2.md (thumb2_return): Update condition and code.
1216 2012-06-18 Ian Bolton <ian.bolton@arm.com>
1217 Sameera Deshpande <sameera.deshpande@arm.com>
1218 Greta Yorsh <greta.yorsh@arm.com>
1220 * config/arm/arm-protos.h (arm_expand_epilogue): New declaration.
1221 * config/arm/arm.c (arm_expand_epilogue): New function.
1222 * config/arm/arm.md (epilogue): Update condition and code.
1223 (sibcall_epilogue): Likewise.
1225 2012-06-18 Ian Bolton <ian.bolton@arm.com>
1226 Sameera Deshpande <sameera.deshpande@arm.com>
1227 Greta Yorsh <greta.yorsh@arm.com>
1229 * config/arm/arm.c (arm_expand_epilogue_apcs_frame): New function.
1230 * config/arm/arm.md (arm_addsi3) Add an alternative.
1232 2012-06-18 Ian Bolton <ian.bolton@arm.com>
1233 Sameera Deshpande <sameera.deshpande@arm.com>
1234 Greta Yorsh <greta.yorsh@arm.com>
1236 * config/arm/arm.md (vfp_pop_multiple_with_writeback) New define_insn.
1237 * config/arm/predicates.md (pop_multiple_fp) New special predicate.
1238 * config/arm/arm.c (arm_emit_vfp_multi_reg_pop): New function.
1240 2012-06-18 Ian Bolton <ian.bolton@arm.com>
1241 Sameera Deshpande <sameera.deshpande@arm.com>
1242 Greta Yorsh <greta.yorsh@arm.com>
1244 * config/arm/arm.md (load_multiple_with_writeback) New define_insn.
1245 (load_multiple, pop_multiple_with_writeback_and_return) Likewise.
1246 (pop_multiple_with_return, ldr_with_return) Likewise.
1247 * config/arm/predicates.md (pop_multiple_return) New special predicate.
1248 * config/arm/arm-protos.h (arm_output_multireg_pop) New declaration.
1249 * config/arm/arm.c (arm_output_multireg_pop) New function.
1250 (arm_emit_multi_reg_pop): New function.
1252 2012-06-18 Greta Yorsh <Greta.Yorsh@arm.com>
1254 * config/arm/arm.c (ldm_stm_operation_p): Require SP
1255 as base register for loads if SP is in the register list.
1257 2012-06-18 Richard Guenther <rguenther@suse.de>
1259 PR tree-optimization/53693
1260 * tree-vect-patterns.c (vect_operation_fits_smaller_type):
1261 Reject operands with more than one use.
1263 2012-06-18 Bill Schmidt <wschmidt@linux.ibm.com>
1265 PR tree-optimization/53703
1266 * tree-ssa-phiopt.c (hoist_adjacent_loads): Skip virtual phis;
1267 correctly set bb_for_def[12].
1269 2012-06-18 Steven Bosscher <steven@gcc.gnu.org>
1271 * config/vax/vax.h (VMS_TARGET): Remove.
1273 2012-06-18 Richard Guenther <rguenther@suse.de>
1275 * tree-vrp.c (extract_range_from_assert): Split out range
1277 (intersect_ranges): New function.
1278 (vrp_intersect_ranges): Likewise.
1280 2012-06-18 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1282 * config/s390/s390.c (s390_gimplify_va_arg): Revert change from
1285 2012-06-18 Tejas Belagod <tejas.belagod@arm.com>
1287 * doc/md.texi: Document int iterators.
1288 * read-rtl.c (ints): New iterator group.
1289 (find_int): Int iterator group callback.
1290 (apply_int_iterator): Likewise.
1291 (apply_iterators): Traverse int iterator table and add all the used
1293 (initialize_iterators): Initialize data structures and callbacks for
1295 (read_rtx): Parse and read mappings for int iterators.
1296 (read_rtx_code): Record int iterator usage.
1298 2012-06-18 Richard Sandiford <rdsandiford@googlemail.com>
1301 * expr.c (expand_expr_addr_expr_1): Convert to tmode before
1302 performing an addition.
1304 2012-06-17 Steven Bosscher <steven@gcc.gnu.org>
1306 * output.h (split_double): Move prototype to rtl.h.
1307 (constructor_static_from_elts_p): Move prototype to tree.c.
1308 * rtl.h (split_double): Moved here from output.h.
1309 * tree.h (constructor_static_from_elts_p): Moved here from output.h.
1310 * final.c (split_double): Move from here ...
1311 * rtlanal.c (split_double): ... to here.
1312 * expr.c: Do not include output.h.
1314 2012-06-17 Steven Bosscher <steven@gcc.gnu.org>
1316 * cfglayout.h: Remove.
1317 * cfglayout.c: Remove.
1318 * function.h (struct function): Remove x_last_location field.
1319 * function.c: Do not include cfglayout.h.
1320 (expand_function_start): Do not call no-op force_next_line_note.
1321 (expand_function_end): Likewise.
1322 * cfgrtl.c: Do not include cfglayout.h. Include gt-cfgrtl.h.
1323 (unlink_insn_chain): Moved here from cfglayout.c.
1324 (skip_insns_after_block, label_for_bb, record_effective_endpoints,
1325 into_cfg_layout_mode, outof_cfg_layout_mode,
1326 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode,
1327 relink_block_chain, fixup_reorder_chain, verify_insn_chain,
1328 fixup_fallthru_exit_predecessor, force_one_exit_fallthru,
1329 cfg_layout_can_duplicate_bb_p, duplicate_insn_chain,
1330 cfg_layout_duplicate_bb, cfg_layout_initialize, break_superblocks,
1331 cfg_layout_finalize): Likewise.
1332 (rtl_can_remove_branch_p): Likewise.
1333 * rtl.h (insn_scope): Move prototype from cfglayout.h here.
1334 (duplicate_insn_chain): Likewise.
1335 (force_next_line_note): Remove prototype.
1336 * emit-rtl.c: Do not include tree-flow.h, egad. Include vecprim.h.
1337 (last_location): Remove #define to emit.x_last_location.
1338 (force_next_line_note): Remove no-op function.
1339 (init_emit): Don't set x_last_location.
1340 (block_locators_locs, block_locators_blocks, locations_locators_locs,
1341 locations_locators_vals, prologue_locator, epilogue_locator,
1342 curr_location, last_location, curr_block, last_block, curr_rtl_loc):
1343 Move POD to here from cfglayout.c.
1344 (insn_locators_alloc, insn_locators_finalize, insn_locators_free,
1345 set_curr_insn_source_location, get_curr_insn_source_location,
1346 set_curr_insn_block, get_curr_insn_block, curr_insn_locator,
1347 locator_scope, insn_scope, locator_location, locator_line, insn_line,
1348 locator_file, insn_file, locator_eq): Move to here from cfglayout.c.
1349 * cfghooks.h: Remove double-include protection.
1350 (can_copy_bbs_p, copy_bbs): Move prototypes from cfglayout.h to here.
1351 * cfghooks.c (can_copy_bbs_p, copy_bbs): Move to here from cfglayout.c.
1352 * final.c: Do not include cfglayout.h.
1353 (choose_inner_scope, change_scope): Move to here from cfglayout.c.
1354 (reemit_insn_block_notes): Likewise. Make static.
1355 * tree-flow.h (tree_could_trap_p, operation_could_trap_helper_p,
1356 operation_could_trap_p, tree_could_throw_p): Move from here...
1357 * tree.h: ... to here.
1358 * gengtype.c (open_base_files): Remove cfglayout.h from the list.
1359 * profile.c: Do not include cfghooks.h.
1360 * cfgloopmanip.c: Do not include cfglayout.h and cfghooks.h.
1361 * modulo-sched.c: Likewise.
1362 * loop-unswitch.c: Do not include cfglayout.h.
1363 * sched-ebb.c: Likewise.
1364 * tracer.c: Likewise.
1366 * tree-vect-loop-manip.c: Likewise.
1367 * loop-init.c: Likewise.
1368 * dwarf2out.c: Likewise.
1369 * hw-doloop.c: Likewise.
1370 * loop-unroll.c: Likewise.
1371 * cfgcleanup.c: Likewise.
1372 * bb-reorder.c: Likewise.
1373 * sched-rgn.c: Likewise.
1374 * tree-cfg.c: Likewise.
1375 * config/alpha/alpha.c: Likewise.
1376 * config/spu/spu.c: Likewise.
1377 * config/sparc/sparc.c: Likewise.
1378 * config/sh/sh.c: Likewise.
1379 * config/c6x/c6x.c: Likewise.
1380 * config/ia64/ia64.c: Likewise.
1381 * config/rs6000/rs6000.c: Likewise.
1382 * config/score/score.c: Likewise.
1383 * config/mips/mips.c: Likewise.
1384 * config/bfin/bfin.c: Likewise.
1385 * Makefile.in (CFGAYOUT_H): Remove, and fixup users.
1386 * config/rs6000/t-rs6000 (rs6000.o): Do not depend on cfglayout.h.
1387 * config/spu/t-spu-elf (spu.o: $): Likewise.
1388 * config/sparc/t-sparc (sparc.o): Do not depend on CFGLAYOUT_H.
1390 2012-06-17 Steven Bosscher <steven@gcc.gnu.org>
1392 * cfgloop.h: Do not include rtl.h.
1393 (enum iv_extend_code): New.
1394 (struct rtx_iv): Use iv_extend_code instead of rtx_code.
1395 * Makefile.in (CFGLOOP_H): Do not depend on RTL_H.
1396 * loop-iv.c (iv_extend_to_rtx_code): New function to translate
1397 an IV_EXTEND_CODE to an RTX_CODE.
1398 (dump_iv_info): Update for rtx_iv field type change.
1399 (iv_constant): Likewise.
1400 (iv_subreg): Likewise.
1401 (iv_extend): Likewise.
1404 (iv_mult): Likewise.
1405 (iv_shift): Likewise.
1406 (get_biv_step_1): Likewise.
1407 (get_biv_step): Likewise.
1408 (iv_analyze_biv): Likewise.
1409 (get_iv_value): Likewise.
1410 (shorten_into_mode): Likewise.
1411 (canonicalize_iv_subregs): Likewise.
1412 * sese.c (sese_build_liveouts): Use MAY_HAVE_DEBUG_STMTS instead
1413 of MAY_HAVE_DEBUG_INSNS.
1414 * tree-ssa-loop-ivopts.c: Include recog.h after expr.h.
1415 * tree-ssa-loop-prefetch.c: Likewise.
1417 2012-06-17 Steven Bosscher <steven@gcc.gnu.org>
1419 * expmed.c (ceil_log2): Move from here...
1420 * hwint.c: ... to here for older GCCs...
1421 * hwint.h: ... and here for newer GCCs.
1422 * rtl.h (ceil_log2): Remove prototype.
1424 * tree-phinodes.c: Do not include rtl.h.
1425 * Makefile.in (tree-phinodes.o): Do not depend on RTL_H.
1427 2012-06-17 Steven Bosscher <steven@gcc.gnu.org>
1429 * config/cris/cris.h (TARGET_ELF): Remove.
1430 (FORCE_EH_FRAME_INFO_IN_DATA_SECTION): Remove.
1431 (CRIS_ASM_OUTPUT_ALIGNED_DECL_COMMON): Simpify using TARGET_ELF==1.
1432 (LOCAL_LABEL_PREFIX): Likewise.
1433 * config/cris/cris.c (cris_target_asm_named_section): Remove.
1434 (cris_option_override): Simpify using TARGET_ELF==1.
1435 (cris_file_start): Likewise.
1436 * config/cris/cris-protos.h (cris_target_asm_named_section): Remove.
1438 2012-06-17 Uros Bizjak <ubizjak@gmail.com>
1440 * config/i386/sse.md (vcvtph2ps): Fix vec_select selector.
1442 2012-06-16 Eric Botcazou <ebotcazou@adacore.com>
1445 * tree-inline.c (initialize_cfun): Copy can_delete_dead_exceptions.
1447 2012-06-15 Easwaran Raman <eraman@google.com>
1449 * passes.c (init_optimization_passes): Remove pass_call_cdce
1450 from its current position and insert after pass_dce.
1452 2012-06-15 Walter Lee <walt@tilera.com>
1454 * config/tilegx/sync.md (atomic_fetch_<fetchop_name><mode>): Fix typo.
1456 2012-06-15 Richard Earnshaw <rearnsha@arm.com>
1458 * arm.c (note_invalid_constants): Don't return a result.
1459 (arm_memory_load_p): Delete function.
1460 (arm_const_double_rtx): Delete iterator variable i;
1461 (fp_immediate_constant): Likewise.
1462 (fp_const_from_val): Likewise.
1464 * arm.c (arm_init_iwmmxt_builtins): Delete void_ftype_void.
1466 2012-06-15 Marc Glisse <marc.glisse@inria.fr>
1469 * c-typeck.c (c_build_vec_perm_expr): Move to c-family/c-common.c.
1470 * c-tree.h (c_build_vec_perm_expr): Move to c-family/c-common.h.
1472 2012-06-15 Georg-Johann Lay <avr@gjlay.de>
1474 * config/avr/avr.c (avr_default_expand_builtin): New function.
1475 (avr_expand_builtin): Use it.
1476 (avr_expand_unop_builtin): Remove.
1477 (avr_expand_binop_builtin): Remove.
1478 (avr_expand_triop_builtin): Remove.
1480 2012-06-15 Michael Matz <matz@suse.de>
1483 * cfgexpand.c (add_alias_set_conflicts): Remove.
1484 (expand_used_vars): Don't call it.
1485 (aggregate_contains_union_type): Remove.
1486 * function.c (n_temp_slots_in_use): New static data.
1487 (make_slot_available, assign_stack_temp_for_type): Update it.
1488 (init_temp_slots): Zero it.
1489 (remove_unused_temp_slot_addresses): Use it for quicker removal.
1490 (remove_unused_temp_slot_addresses_1): Use htab_clear_slot.
1492 2012-06-15 Michael Matz <matz@suse.de>
1494 * gimplify.c (gimplify_compound_literal_expr): Take gimple_test_f
1495 argument, don't emit assign statement if value is directly usable.
1496 (gimplify_expr): Adjust.
1498 2012-06-15 Michael Matz <matz@suse.de>
1500 * gimplify.c (gimplify_modify_expr): Fold generated statements.
1501 * gimple-fold.c (can_refer_decl_in_current_unit_p): Check flag_ltrans.
1503 2012-06-15 Richard Guenther <rguenther@suse.de>
1505 * tree-vrp.c (set_and_canonicalize_value_range): Use canonical
1506 predicates to set VR_UNDEFINED and VR_VARYING. Drop a case
1507 we assert for in set_value_range to VR_VARYING.
1509 2012-06-15 Richard Earnshaw <rearnsha@arm.com>
1511 * arm.md (addsf3, adddf3): Use s_register_operand.
1512 (subsf3, subdf3): Likewise.
1513 (mulsf3, muldf3): Likewise.
1514 (difsf3, divdf3): Likewise.
1515 (movsfcc, movdfcc): Likewise.
1516 * predicates.md (f_register_operand): Delete.
1517 (arm_float_rhs_operand): Delete.
1518 (arm_float_add_operand): Delete.
1519 (arm_float_compare_operand): Use s_register_operand when
1521 (cirrus_register_operand): Delete.
1522 (cirrus_fp_register): Delete.
1523 (cirrus_shift_const): Delete.
1524 (cmpdi_operand): Remove Maverick support.
1525 * constraints.md (f, v, H): Delete constraints.
1526 (G): Update documentation.
1527 * arm.c (fp_consts_inited): Convert to bool.
1528 (strings_fp): Delete.
1529 (values_fp): Delete.
1530 (value_fp0): New variable.
1531 (init_fp_table): Simplify logic.
1532 (arm_const_double_rtx): Likewise.
1533 (fp_immediate_constant): Likewise.
1534 (fp_const_from_val): Likewise.
1535 (neg_const_double_rtx_ok_for_fpa): Delete.
1536 * doc/md.texi (ARM constraints): Update documentation.
1538 2012-06-15 Ulrich Weigand <ulrich.weigand@linaro.org>
1540 PR tree-optimization/53636
1541 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Verify
1542 stride when doing basic-block vectorization.
1544 2012-06-15 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
1546 * tree-vect-generic.c (lower_vec_perm): Propagate vector constants
1549 2012-06-15 Jakub Jelinek <jakub@redhat.com>
1551 * tree-vect-patterns.c (vect_pattern_recog): Don't unnecessarily
1552 allocate and free bbs array for the SLP case.
1554 PR tree-optimization/51581
1555 * expr.h (choose_multiplier): New prototype.
1556 * expmed.c (choose_multiplier): No longer static.
1557 Change multiplier_ptr from rtx * to UHWI *.
1558 (expand_divmod): Adjust callers.
1559 * tree-vect-patterns.c (vect_recog_sdivmod_pow2_pattern): Renamed to...
1560 (vect_recog_divmod_pattern): ... this. Pass bb_vinfo as last
1561 argument to new_stmt_vec_info. Attempt to optimize also divisions
1562 by non-pow2 constants if integer vector division isn't supported.
1563 * tree-vect-stmts.c (vect_analyze_stmt): If node != NULL,
1564 don't look at pattern stmts and sequences.
1566 2012-06-15 Eric Botcazou <ebotcazou@adacore.com>
1569 * common.opt (-fdelete-dead-exceptions): New switch.
1570 * doc/invoke.texi (Code Gen Options): Document it.
1571 * cse.c (count_reg_usage) <CALL_INSN>: Use !insn_nothrow_p in lieu of
1572 insn_could_throw_p predicate. Do not skip an insn that could throw
1573 if dead exceptions can be deleted.
1574 (insn_live_p): Likewise, do not return true in that case.
1575 * dce.c (can_alter_cfg): New flag.
1576 (deletable_insn_p): Do not return false for an insn that can throw if
1577 the CFG can be altered and dead exceptions can be deleted.
1578 (init_dce): Set can_alter_cfg to false for fast DCE, true otherwise.
1579 * dse.c (scan_insn): Use !insn_nothrow_p in lieu of insn_could_throw_
1580 predicate. Do not preserve an insn that could throw if dead exceptions
1582 * function.h (struct function): Add can_delete_dead_exceptions flag.
1583 * function.c (allocate_struct_function): Set it.
1584 * lto-streamer-in.c (input_struct_function_base): Stream it.
1585 * lto-streamer-out.c (input_struct_function_base): Likewise.
1586 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Do not mark a
1587 statement that could throw as necessary if dead exceptions can be
1590 2012-06-14 Maxim Kuvyrkov <maxim@codesourcery.com>
1592 * config/tilegx/sync.md (atomic_fetch_sub<mode>): Fix typo.
1594 2012-06-14 Oleg Endo <olegendo@gcc.gnu.org>
1597 * config/sh/sh.md: Add peephole for swapbsi2.
1598 (*swapbisi2_and_shl8, *swapbhisi2): New insns and splits.
1600 2012-06-14 Uros Bizjak <ubizjak@gmail.com>
1602 * config/i386/i386.md (*zero_extendsidi2): Remove x,x alternative.
1603 (*zero_extendsidi2_rex64): Ditto. Remove isa attribute.
1605 2012-06-14 Jakub Jelinek <jakub@redhat.com>
1608 * config/i386/i386.md (*anddi_1 into *andsi_1_zext splitter): New.
1610 2012-06-14 Richard Earnshaw <rearnsha@arm.com>
1612 * arm.c (arm_cirrus_insn_p): Delete.
1613 (cirrus_reorg): Delete.
1614 (arm_reorg): Don't call cirrus_reorg.
1615 (arm_final_prescan_insn_p): Don't check for cirrus insns.
1616 * arm.md (define_attr "type"): Remove mav_farith and mav_dmult.
1617 (adddi3, subdi3): Remove Maverick support.
1618 (arm_adddi3): Likewise.
1619 (adddi_sesidi_di, adddi_zesidi_di): Likewise.
1620 (addsf3, adddf3): Likewise.
1621 (subsf3, subdf3): Likewise.
1622 (mulsf3, muldf3): Likewise.
1623 (ashldi3, ashrdi3, lshrdi3): Likewise.
1624 (floatsisf2, floatsidf2): Likewise.
1625 (fix_truncsfsi2, fix_truncdfsi2): Likewise.
1626 (arm_movdi, thumb1_movdi_insn): Likewise.
1627 (arm_cmpdi_insn): Likewise.
1628 (cirrus_cmpsf, cirrus_cmpdf, cirrus_cmpdi): Likewise.
1629 (cirrus.md): Don't include.
1630 * cirrus.md: Delete file.
1631 * t-arm (MD_INCLUDES): Remove cirrus.md.
1633 2012-06-14 Eric Botcazou <ebotcazou@adacore.com>
1635 * dwarf2out.c (function_possibly_abstracted_p): New static function.
1636 (gen_subprogram_die): Use it function_possibly_abstracted_p in lieu of
1637 cgraph_function_possibly_inlined_p.
1638 (gen_inlined_subroutine_die): Return if the origin is to be ignored.
1639 (process_scope_var): Do not emit concrete instances of abstracted
1640 nested functions from here.
1641 (gen_decl_die): Emit the abstract instance if the function is possibly
1642 abstracted and not only possibly inlined.
1643 (dwarf2out_finish): Find the first non-abstract parent instance and
1644 attach concrete instances on the limbo list to it.
1646 2012-06-14 Richard Earnshaw <rearnsha@arm.com>
1648 * arm.md (divsf3, divdf3): Remove FPA support.
1649 (negsf2, negdf2): Likewise.
1650 (sqrtsf2, sqrtdf2): Likewise.
1651 (movdfcc): Likewise.
1652 (modsf3, moddf3, movxf): Delete.
1653 (push_fp_multi): Delete.
1654 (fpa.md): Don't include it.
1655 * fpa.md: Delete file.
1656 * t-arm (MD_INCLUDES): Remove fpa.md.
1658 2012-06-14 Bill Schmidt <wschmidt@linux.ibm.com>
1660 * tree-vectorizer.h (vect_get_stmt_cost): Move from tree-vect-stmts.c.
1661 (cost_for_stmt): Remove decl.
1662 (vect_get_single_scalar_iteration_cost): Correct typo in name.
1663 * tree-vect-loop.c (vect_get_cost): Remove.
1664 (vect_get_single_scalar_iteration_cost): Correct typo in name; use
1665 vect_get_stmt_cost rather than vect_get_cost.
1666 (vect_get_known_peeling_cost): Use vect_get_stmt_cost rather than
1668 (vect_estimate_min_profitable_iters): Correct typo in call to
1669 vect_get_single_scalar_iteration_cost; use vect_get_stmt_cost rather
1671 (vect_model_reduction_cost): Use vect_get_stmt_cost rather than
1673 (vect_model_induction_cost): Likewise.
1674 * tree-vect-data-refs.c (vect_peeling_hash_get_lowest_cost): Correct
1675 typo in call to vect_get_single_scalar_iteration_cost.
1676 * tree-vect-stmts.c (vect_get_stmt_cost): Move to tree-vectorizer.h.
1677 (cost_for_stmt): Remove unnecessary function.
1678 * Makefile.in (TREE_VECTORIZER_H): Update dependencies.
1680 2012-06-14 Richard Earnshaw <rearnsha@arm.com>
1682 * arm.opt (mfp=2, mfp=3, mfpe, mfpe=2, mfpe=3): Delete options.
1683 * arm-fpus.def (fpa, fpe2, fpe3, maverick): Delete FPU types.
1684 * arm-tables.opt: Regenerated.
1685 * doc/invoke.texi: Remove references to deleted options.
1687 2012-06-14 Sandeep Kumar Singh <Sandeep.Singh2@kpitcummins.com>
1689 * config/h8300/genmova.sh: Modified to add offset bits of
1690 mova/Sz assembly instruction for memory access.
1691 * config/h8300/h8300.c: Likewise.
1692 * config/h8300/mova.md: Likewise.
1694 2012-06-12 Christian Bruel <christian.bruel@st.com>
1697 * config/sh/sh.c (sh_option_override): Don't force
1698 flag_omit_frame_pointer and maccumulate_outgoing_args.
1699 * config/sh/sh.opt (maccumulate-outgoing-args): Init as Var.
1701 2012-06-14 Richard Guenther <rguenther@suse.de>
1703 * tree-vrp.c (VR_INITIALIZER): New define.
1704 (ranges_from_anti_range): New function.
1705 (extract_range_from_binary_expr_1): Decompose operations on
1706 VR_ANTI_RANGEs to operations on VR_RANGE.
1707 (extract_range_from_unary_expr_1): Likewise.
1708 (extract_range_from_binary_expr_1, extract_range_from_binary_expr,
1709 extract_range_from_unary_expr_1, extract_range_from_unary_expr,
1710 extract_range_from_cond_expr, adjust_range_with_scev,
1711 vrp_visit_assignment_or_call, vrp_visit_phi_node,
1712 simplify_bit_ops_using_ranges): Use VR_INITIALIZER.
1714 2012-06-13 Richard Henderson <rth@redhat.com>
1716 * hwint.h (HOST_WIDEST_INT_C): New.
1717 (HOST_WIDE_INT_C): New.
1718 (HOST_WIDE_INT_1): Use it.
1719 * config/alpha/alpha.c (alpha_trampoline_init): Use it.
1721 2012-06-13 Alexandre Oliva <aoliva@redhat.com>
1724 * var-tracking.c: Include alias.h.
1725 (overlapping_mems): New struct.
1726 (drop_overlapping_mem_locs): New.
1727 (clobber_overlapping_mems): New.
1728 (var_mem_delete_and_set, var_mem_delete): Call it.
1729 (val_bind): Likewise, but only if modified.
1730 (compute_bb_dataflow, emit_notes_in_bb): Call it on MEMs.
1731 * Makefile.in (var-tracking.o): Depend in $(ALIAS_H).
1733 2012-06-13 Alexandre Oliva <aoliva@redhat.com>
1736 * var-tracking.c (loc_exp_dep_pool): New.
1737 (vt_emit_notes): Create and release the pool.
1738 (compute_bb_dataflow): Use value-based locations in MO_VAL_SET.
1739 (emit_notes_in_bb): Likewise.
1740 (loc_exp_dep_insert): Deal with NOT_ONEPART vars.
1741 (notify_dependents_of_changed_value): Likewise.
1742 (notify_dependents_of_resolved_value): Check that NOT_ONEPART
1743 variables don't have a VAR_LOC_DEP_LST.
1744 (emit_note_insn_var_location): Expand NOT_ONEPART locs that are
1745 VALUEs or MEMs of VALUEs.
1747 2012-06-13 Alexandre Oliva <aoliva@redhat.com>
1751 * dce.c (word_dce_process_block): Insert debug temps only if the
1753 (dce_process_block): Likewise, and if debug.used is not empty,
1754 and only after iterating over all DEFs that might mark the insn.
1756 2012-06-13 Alexandre Oliva <aoliva@redhat.com>
1758 * common.opt (ftree-coalesce-inlined-vars): New.
1759 (ftree-coalesce-vars): New.
1760 * doc/invoke.texi: Document them.
1761 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
1764 2012-06-13 Richard Sandiford <rdsandiford@googlemail.com>
1766 * read-rtl.c (mapping): Remove index field. Add current_value field.
1767 Define heap vectors.
1768 (iterator_group): Fix long line. Remove num_builtins field and
1769 uses_iterator fields. Make apply_iterator take a void * parameter.
1770 (iterator_use, atttribute_use): New structures.
1771 (iterator_traverse_data, BELLWETHER_CODE, bellwether_codes): Delete.
1772 (current_iterators, iterator_uses, attribute_uses): New variables.
1773 (uses_mode_iterator_p, uses_code_iterator_p): Delete.
1774 (apply_mode_iterator, apply_code_iterator): Take a void * parameter.
1775 (map_attr_string, apply_iterator_to_string): Remove iterator
1776 and value parameters. Look through all current iterator values
1777 for a matching attribute.
1778 (mode_attr_index, apply_mode_maps): Delete.
1779 (apply_iterator_to_rtx): Replace with...
1780 (copy_rtx_for_iterators): ...this new function.
1781 (uses_iterator_p, apply_iterator_traverse): Delete.
1782 (apply_attribute_uses, add_current_iterators, apply_iterators): New
1784 (add_mapping): Remove index field. Set current_value field.
1785 (initialize_iterators): Don't set num_builtins and uses_iterator_p
1787 (find_iterator): Delete.
1788 (record_iterator_use, record_attribute_use): New functions.
1789 (record_potential_iterator_use): New function.
1790 (check_code_iterator): Remove handling of bellwether codes.
1791 (read_rtx): Remove mode maps. Truncate iterator and attribute uses.
1792 (read_rtx_code, read_nested_rtx, read_rtx_variadic): Remove mode_maps
1793 parameter. Use the first code iterator value instead of the
1794 bellwether_codes array. Use record_potential_iterator_use for modes.
1796 2012-06-13 Oleg Endo <olegendo@gcc.gnu.org>
1799 * config/sh/sh.md (bswapsi2): New expander.
1800 (swapbsi2): New insn.
1802 2012-06-13 H.J. Lu <hongjiu.lu@intel.com>
1805 * config/i386/i386.c (ix86_tune_cost): New variable.
1806 (ix86_option_override_internal): Set ix86_tune_cost. Use
1807 ix86_tune_cost for simultaneous_prefetches, prefetch_block,
1808 l1_cache_size and l2_cache_size.
1810 2012-06-13 Richard Guenther <rguenther@suse.de>
1812 * tree-vrp.c (vrp_meet): Properly meet equivalent ranges.
1813 Handle meeting two VR_RANGE to an VR_ANTI_RANGE. Implement
1814 all possible meetings of VR_RANGE with VR_ANTI_RANGE and
1815 VR_ANTI_RANGE with VR_ANTI_RANGE.
1817 2012-06-13 Richard Earnshaw <rearnsha@arm.com>
1819 * config.gcc (unsupported): Move obsoleted FPA-based configurations
1821 (obsolete): ... here.
1822 (arm*-*-freebsd*): Remove.
1823 (arm*-*-linux*): Only accept EABI variants. Simplify logic.
1824 (arm*-*-uclinux*): Likewise.
1825 (arm*-*-ecos-elf): Remove.
1826 (arm*-*-rtems*): Remove.
1827 (arm*-*-elf): Remove.
1828 (arm*-wince-pe*): Remove.
1829 (arm, --with-fpu): Remove support for fpa and Maverick variants.
1830 * arm/ecos-elf.h: Delete.
1831 * arm/t-strongarm-elf: Delete.
1832 * arm/rtems-elf.h: Delete.
1833 * arm/wince-pe.h: Delete.
1836 * arm/t-wince-pe: Delete.
1838 2012-06-13 Bill Schmidt <wschmidt@linux.ibm.com>
1840 PR tree-optimization/53647
1841 * tree-ssa-phiopt.c (gate_hoist_loads): Skip transformation for
1842 targets with no defined cache line size.
1844 2012-06-13 Bill Schmidt <wschmidt@linux.ibm.com>
1846 * targhooks.c (default_builtin_vectorized_conversion): Handle
1847 vec_construct, using vectype to base cost on subparts.
1848 * target.h (enum vect_cost_for_stmt): Add vec_construct.
1849 * tree-vect-stmts.c (vect_model_load_cost): Use vec_construct
1850 instead of scalar_to-vec.
1851 * config/spu/spu.c (spu_builtin_vectorization_cost): Handle
1852 vec_construct in same way as default for now.
1853 * config/i386/i386.c (ix86_builtin_vectorization_cost): Likewise.
1854 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost):
1855 Handle vec_construct, including special case for 32-bit loads.
1857 2012-06-13 Xinyu Qi <xyqi@marvell.com>
1859 * config/arm/arm.c (FL_IWMMXT2): New define.
1860 (arm_arch_iwmmxt2): New variable.
1861 (arm_option_override): Enable use of iWMMXt with VFP.
1862 Disable use of iWMMXt with NEON. Disable use of iWMMXt under
1863 Thumb mode. Set arm_arch_iwmmxt2.
1864 (arm_expand_binop_builtin): Accept VOIDmode op.
1865 (enum arm_builtins): Revise built-in fcode.
1866 (IWMMXT2_BUILTIN): New define.
1867 (IWMMXT2_BUILTIN2): Likewise.
1868 (iwmmx2_mbuiltin): Likewise.
1869 (builtin_description bdesc_2arg): Revise built in declaration.
1870 (builtin_description bdesc_1arg): Likewise.
1871 (arm_init_iwmmxt_builtins): Revise built in initialization.
1872 (arm_expand_builtin): Revise built in expansion.
1873 (arm_output_iwmmxt_shift_immediate): New function.
1874 (arm_output_iwmmxt_tinsr): Likewise.
1875 * config/arm/arm-protos.h (arm_output_iwmmxt_shift_immediate): Declare.
1876 (arm_output_iwmmxt_tinsr): Likewise.
1877 * config/arm/iwmmxt.md (WCGR0, WCGR1, WCGR2, WCGR3): New constant.
1878 (iwmmxt_psadbw, iwmmxt_walign, iwmmxt_tmrc, iwmmxt_tmcr): Delete.
1879 (rorv4hi3, rorv2si3, rordi3): Likewise.
1880 (rorv4hi3_di, rorv2si3_di, rordi3_di): Likewise.
1881 (ashrv4hi3_di, ashrv2si3_di, ashrdi3_di): Likewise.
1882 (lshrv4hi3_di, lshrv2si3_di, lshrdi3_di): Likewise.
1883 (ashlv4hi3_di, ashlv2si3_di, ashldi3_di): Likewise.
1884 (iwmmxt_tbcstqi, iwmmxt_tbcsthi, iwmmxt_tbcstsi): Likewise
1885 (*iwmmxt_clrv8qi, *iwmmxt_clrv4hi, *iwmmxt_clrv2si): Likewise.
1886 (tbcstv8qi, tbcstv4hi, tbsctv2si): New pattern.
1887 (iwmmxt_clrv8qi, iwmmxt_clrv4hi, iwmmxt_clrv2si): Likewise.
1888 (*and<mode>3_iwmmxt, *ior<mode>3_iwmmxt, *xor<mode>3_iwmmxt): Likewise.
1889 (ror<mode>3, ror<mode>3_di): Likewise.
1890 (ashr<mode>3_di, lshr<mode>3_di, ashl<mode>3_di): Likewise.
1891 (ashli<mode>3_iwmmxt, iwmmxt_waligni, iwmmxt_walignr): Likewise.
1892 (iwmmxt_walignr0, iwmmxt_walignr1): Likewise.
1893 (iwmmxt_walignr2, iwmmxt_walignr3): Likewise.
1894 (iwmmxt_setwcgr0, iwmmxt_setwcgr1): Likewise.
1895 (iwmmxt_setwcgr2, iwmmxt_setwcgr3): Likewise.
1896 (iwmmxt_getwcgr0, iwmmxt_getwcgr1): Likewise.
1897 (iwmmxt_getwcgr2, iwmmxt_getwcgr3): Likewise.
1898 (All instruction patterns): Add wtype attribute.
1899 (*iwmmxt_arm_movdi, *iwmmxt_movsi_insn): iWMMXt coexist with vfp.
1900 (iwmmxt_uavgrndv8qi3, iwmmxt_uavgrndv4hi3): Revise the pattern.
1901 (iwmmxt_uavgv8qi3, iwmmxt_uavgv4hi3): Likewise.
1902 (ashr<mode>3_iwmmxt, ashl<mode>3_iwmmxt, lshr<mode>3_iwmmxt): Likewise.
1903 (iwmmxt_tinsrb, iwmmxt_tinsrh, iwmmxt_tinsrw):Likewise.
1904 (eqv8qi3, eqv4hi3, eqv2si3, gtuv8qi3): Likewise.
1905 (gtuv4hi3, gtuv2si3, gtv8qi3, gtv4hi3, gtv2si3): Likewise.
1906 (iwmmxt_wunpckihh, iwmmxt_wunpckihw, iwmmxt_wunpckilh): Likewise.
1907 (iwmmxt_wunpckilw, iwmmxt_wunpckehub, iwmmxt_wunpckehuh): Likewise.
1908 (iwmmxt_wunpckehuw, iwmmxt_wunpckehsb, iwmmxt_wunpckehsh): Likewise.
1909 (iwmmxt_wunpckehsw, iwmmxt_wunpckelub, iwmmxt_wunpckeluh): Likewise.
1910 (iwmmxt_wunpckeluw, iwmmxt_wunpckelsb, iwmmxt_wunpckelsh): Likewise.
1911 (iwmmxt_wunpckelsw, iwmmxt_wmadds, iwmmxt_wmaddu): Likewise.
1912 (iwmmxt_wsadb, iwmmxt_wsadh, iwmmxt_wsadbz, iwmmxt_wsadhz): Likewise.
1913 (iwmmxt2.md): Include.
1914 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __IWMMXT2__.
1915 (TARGET_IWMMXT2): New define.
1916 (TARGET_REALLY_IWMMXT2): Likewise.
1917 (arm_arch_iwmmxt2): Declare.
1918 * config/arm/mmintrin.h: Use __IWMMXT__ to enable iWMMXt intrinsics.
1919 Use __IWMMXT2__ to enable iWMMXt2 intrinsics.
1920 Use C name-mangling for intrinsics.
1922 (_mm_cvtsi32_si64, _mm_andnot_si64, _mm_sad_pu8): Revise.
1923 (_mm_sad_pu16, _mm_align_si64, _mm_setwcx, _mm_getwcx): Likewise.
1924 (_m_from_int): Likewise.
1925 (_mm_sada_pu8, _mm_sada_pu16): New intrinsic.
1926 (_mm_alignr0_si64, _mm_alignr1_si64, _mm_alignr2_si64): Likewise.
1927 (_mm_alignr3_si64, _mm_tandcb, _mm_tandch, _mm_tandcw): Likewise.
1928 (_mm_textrcb, _mm_textrch, _mm_textrcw, _mm_torcb): Likewise.
1929 (_mm_torch, _mm_torcw, _mm_tbcst_pi8, _mm_tbcst_pi16): Likewise.
1930 (_mm_tbcst_pi32): Likewise.
1931 (_mm_abs_pi8, _mm_abs_pi16, _mm_abs_pi32): New iWMMXt2 intrinsic.
1932 (_mm_addsubhx_pi16, _mm_absdiff_pu8, _mm_absdiff_pu16): Likewise.
1933 (_mm_absdiff_pu32, _mm_addc_pu16, _mm_addc_pu32): Likewise.
1934 (_mm_avg4_pu8, _mm_avg4r_pu8, _mm_maddx_pi16, _mm_maddx_pu16): Likewise.
1935 (_mm_msub_pi16, _mm_msub_pu16, _mm_mulhi_pi32): Likewise.
1936 (_mm_mulhi_pu32, _mm_mulhir_pi16, _mm_mulhir_pi32): Likewise.
1937 (_mm_mulhir_pu16, _mm_mulhir_pu32, _mm_mullo_pi32): Likewise.
1938 (_mm_qmulm_pi16, _mm_qmulm_pi32, _mm_qmulmr_pi16): Likewise.
1939 (_mm_qmulmr_pi32, _mm_subaddhx_pi16, _mm_addbhusl_pu8): Likewise.
1940 (_mm_addbhusm_pu8, _mm_qmiabb_pi32, _mm_qmiabbn_pi32): Likewise.
1941 (_mm_qmiabt_pi32, _mm_qmiabtn_pi32, _mm_qmiatb_pi32): Likewise.
1942 (_mm_qmiatbn_pi32, _mm_qmiatt_pi32, _mm_qmiattn_pi32): Likewise.
1943 (_mm_wmiabb_si64, _mm_wmiabbn_si64, _mm_wmiabt_si64): Likewise.
1944 (_mm_wmiabtn_si64, _mm_wmiatb_si64, _mm_wmiatbn_si64): Likewise.
1945 (_mm_wmiatt_si64, _mm_wmiattn_si64, _mm_wmiawbb_si64): Likewise.
1946 (_mm_wmiawbbn_si64, _mm_wmiawbt_si64, _mm_wmiawbtn_si64): Likewise.
1947 (_mm_wmiawtb_si64, _mm_wmiawtbn_si64, _mm_wmiawtt_si64): Likewise.
1948 (_mm_wmiawttn_si64, _mm_merge_si64): Likewise.
1949 (_mm_torvscb, _mm_torvsch, _mm_torvscw): Likewise.
1950 (_m_to_int): New define.
1951 * config/arm/arm-cores.def (iwmmxt2): Add FL_IWMMXT2.
1952 * config/arm/arm-arches.def (iwmmxt2): Likewise.
1953 * config/arm/t-arm (MD_INCLUDES): Add marvell-f-iwmmxt.md and
1955 * config/arm/arm.md (marvell-f-iwmmxt.md): Include.
1956 (arch): Add "iwmmxt2".
1957 (arch_enabled): Handle "iwmmxt2".
1958 (wtype): New attribute.
1959 (UNSPEC_WMADDS, UNSPEC_WMADDU): Delete.
1960 (UNSPEC_WALIGNI): New unspec.
1961 * config/arm/predicates.md (imm_or_reg_operand): New predicate.
1962 * config/arm/iterators.md (VMMX2): New mode_iterator.
1963 * config/arm/marvell-f-iwmmxt.md: New file.
1964 * config/arm/iwmmxt2.md: New file.
1966 2012-06-12 Jakub Jelinek <jakub@redhat.com>
1971 * c-decl.c (build_compound_literal): Call c_incomplete_type_error
1972 if type isn't complete.
1974 2012-06-12 Uros Bizjak <ubizjak@gmail.com>
1976 * config/ia64/sync.md (fetchop_name): Change ior attribute to "or".
1978 2012-06-12 Richard Henderson <rth@redhat.com>
1980 * config/rs6000/sync.md (atomic_load, atomic_store): Use INT1 mode
1981 iterator instead of INT.
1983 2012-06-12 Bill Schmidt <wschmidt@linux.ibm.com>
1985 * opts.c: Add -fhoist-adjacent-loads to -O2 and above.
1986 * tree-ssa-phiopt.c (tree_ssa_phiopt_worker): Add argument to forward
1988 (hoist_adjacent_loads, gate_hoist_loads): New forward declarations.
1989 (tree_ssa_phiopt): Call gate_hoist_loads.
1990 (tree_ssa_cs_elim): Add parm to tree_ssa_phiopt_worker call.
1991 (tree_ssa_phiopt_worker): Add do_hoist_loads to formal arg list; call
1992 hoist_adjacent_loads.
1993 (local_mem_dependence): New function.
1994 (hoist_adjacent_loads): Likewise.
1995 (gate_hoist_loads): Likewise.
1996 * common.opt (fhoist-adjacent-loads): New switch.
1997 * Makefile.in (tree-ssa-phiopt.o): Added dependencies.
1999 2012-06-12 Michael Matz <matz@suse.de>
2001 * alias.c (nonoverlapping_component_refs_p): Take two rtx arguments.
2002 (nonoverlapping_memrefs_p): Don't call it here ...
2003 (true_dependence_1): ... but here.
2005 2012-06-12 Richard Guenther <rguenther@suse.de>
2007 * emit-rtl.c (set_mem_attributes_minus_bitpos): Remove dead code.
2008 * alias.c (ao_ref_from_mem): MEM_EXPR is conservative, MEM_OFFSET
2009 and MEM_SIZE only refines it. Reflect that and be less conservative
2010 if either of the latter is not known.
2012 2012-06-12 Jakub Jelinek <jakub@redhat.com>
2014 PR rtl-optimization/53589
2015 * cfgrtl.c (force_nonfallthru_and_redirect): Do asm_goto_edge
2016 discovery even when e->dest != target. If any LABEL_REF points
2017 to e->dest label, redirect it to target's label.
2019 2012-06-12 Chung-Lin Tang <cltang@codesourcery.com>
2021 * config/sh/sh.c (output_stack_adjust): Remove !epilogue_p
2022 condition for generating REG_FRAME_RELATED_EXPR note.
2023 (pop): Add code for generating REG_CFA_RESTORE,
2024 REG_CFA_ADJUST_CFA notes. Set RTX_FRAME_RELATED_P to 1.
2025 (sh_expand_epilogue): Use frame_insn() for FP to SP move.
2026 Set 'frame_p' of calls to output_stack_adjust() to 'true'.
2028 2012-06-11 Richard Henderson <rth@redhat.com>
2030 * config/alpha/alpha.c (HWI_HEX2): Add missing shift.
2031 * vmsdbgout.c (VMS_EPOCH_OFFSET): Add LL suffix.
2033 * config/alpha/alpha.c (alpha_trampoline_init): Split large constants.
2035 2012-06-12 Hans-Peter Nilsson <hp@axis.com>
2037 * doc/tm.texi.in (Addressing Modes) <TARGET_LEGITIMIZE_ADDRESS>:
2038 Mention that this hook needs to be defined for native TLS.
2039 * doc/tm.texi: Regenerate.
2041 2012-06-11 Mike Stump <mikestump@comcast.net>
2043 * emit-rtl.c (init_emit_once): Iterate through the
2044 MODE_PARTIAL_INT modes with MIN_MODE_PARTIAL_INT and
2045 MAX_MODE_PARTIAL_INT, as GET_MODE_WIDER_MODE doesn't step through
2046 all the MIN_MODE_PARTIAL_INT modes anymore.
2048 2012-06-12 Maxim Kuvyrkov <maxim@codesourcery.com>
2050 * gcc/config/mips/mips-tables.opt (xlp): Fix merge typo.
2052 2012-06-11 Roland McGrath <mcgrathr@google.com>
2054 * dwarf2out.c (const_ok_for_output_1): Detect a TLS UNSPEC using
2055 SYMBOL_REF_TLS_MODEL rather than DECL_THREAD_LOCAL_P, in case it's
2056 not a VAR_DECL. Also don't limit it to UNSPECs with exactly one
2059 2012-06-11 Oleg Endo <olegendo@gcc.gnu.org>
2062 * config/sh/sh.md (fmasf4): New expander.
2063 (*macsf3): Rename to fmasf4_i. Adapt to fma pattern.
2064 (mac_media): Rename to fmasf4_media. Adapt to fma pattern.
2065 * config/sh/sh.opt (mfused-madd): Remove.
2066 * config/sh/sh.c (sh_option_override): Remove mfused-madd handling.
2067 (builtin_description bdesc): Remove __builtin_sh_media_FMAC_S.
2068 * config.gcc (sh[123456789lbe]*-*-* | sh-*-*): Add fused-madd.opt
2070 * doc/invoke.texi (SH Options): Update mfused-madd and mno-fused-madd
2073 2012-06-11 Richard Henderson <rth@redhat.com>
2075 * dwarf2cfi.c (scan_trace): Handle annulled branch-taken delay slots.
2077 2012-06-11 Richard Guenther <rguenther@suse.de>
2080 * tree.c (free_lang_data_in_type): Do not clear TYPE_CONTEXT but
2081 replace it with the first non-BLOCK context.
2083 2012-06-11 Richard Guenther <rguenther@suse.de>
2085 * alias.c (aliases_everything_p): Remove.
2086 (DIFFERENT_ALIAS_SETS_P): Likewise.
2087 (true_dependence_1): Use mems_in_disjoint_alias_sets_p directly.
2088 Do not use aliases_everything_p or special-case ANDs. Do not
2089 special-case BLKmode moves.
2090 (may_alias_p): Likewise. Handle BLKmode similar like everywhere
2093 2012-06-09 Hans-Peter Nilsson <hp@axis.com>
2095 Fix CRIS build errors with --enable-build-with-cxx.
2096 * config/cris/cris.c (cris_emit_trap_for_misalignment): Rename
2097 variable "and" to "andop".
2098 * config/cris/sync.md ("atomic_fetch_<atomic_op_name><mode>"): Use
2099 temporary variable for memory model, passing C++-type-correct
2100 parameter type to expand_mem_thread_fence.
2101 ("atomic_compare_and_swap<mode>"): Ditto.
2103 2012-06-09 Richard Henderson <rth@redhat.com>
2106 * cfgcleanup.c (execute_jump): Rename from rest_of_handle_jump2.
2107 (pass_jump): Rename from pass_jump2.
2108 (execute_jump2, pass_jump2): New.
2109 * combine-stack-adj.c (rest_of_handle_stack_adjustments): Don't
2110 perform cfg cleanup here. Move the test of PUSH_ROUNDING
2111 and ACCUMULATE_OUTGOING_ARGS test...
2112 (gate_handle_stack_adjustments): ... here.
2113 * passes.c (init_optimization_passes): Update for pass_jump2 rename.
2114 Place new pass_jump2 after pass_stack_adjustments.
2115 * tree-pass.h (pass_jump): Declare.
2117 2012-06-09 Kenneth Zadeck <zadeck@naturalbridge.com>
2119 * simplify-rtx.c (simplify_const_binary_operation): Fixed shift
2122 2012-06-08 Richard Henderson <rth@redhat.com>
2125 * combine-stack-adj.c (force_move_args_size_note): Add ARGS_SIZE
2126 note to a clobber insn when no other insn is available.
2128 2012-06-08 Georg-Johann Lay <avr@gjlay.de>
2130 * config/avr/avr.c (avr_case_values_threshold): Return 7.
2132 2012-06-07 Andreas Schwab <schwab@linux-m68k.org>
2134 * genhooks.c (main): Set progname.
2135 (emit_documentation): Remove variable found_start, always bail out
2136 when a place is missing.
2137 * doc/tm.texi.in (C++ ABI): Add @hook TARGET_CXX_DECL_MANGLING_CONTEXT.
2139 2012-06-07 Jakub Jelinek <jakub@redhat.com>
2142 * omp-low.c (scan_omp): Change first argument to gimple_seq *,
2143 call walk_gimple_seq_mod instead of walk_gimple_seq.
2144 (scan_sharing_clauses, scan_omp_parallel, scan_omp_task,
2145 scan_omp_for, scan_omp_sections, scan_omp_single,
2146 execute_lower_omp): Adjust callers.
2147 (scan_omp_1_stmt): Likewise. If check_omp_nesting_restrictions
2148 returns false, replace stmt with GIMPLE_NOP.
2149 (check_omp_nesting_restrictions): Instead of issuing warnings,
2150 issue errors and return false if any errors were reported.
2152 2012-06-06 Steven Bosscher <steven@gcc.gnu.org>
2154 * doc/invoke.texi (fconserve-space): Remove documentation.
2156 2012-06-06 Edmar Wienskoski <edmar@freescale.com>
2158 * config/rs6000/rs6000-tables.opt: Regenerated.
2160 2012-06-06 Richard Guenther <rguenther@suse.de>
2162 PR tree-optimization/53081
2163 * tree-data-ref.h (adjacent_store_dr_p): Rename to ...
2164 (adjacent_dr_p): ... this and make it work for reads, too.
2165 * tree-loop-distribution.c (enum partition_kind): Add PKIND_MEMCPY.
2166 (struct partition_s): Change main_stmt to main_dr, add
2167 secondary_dr member.
2168 (build_size_arg_loc): Change to date data-reference and not
2170 (build_addr_arg_loc): New function split out from ...
2171 (generate_memset_builtin): ... here. Use it and simplify.
2172 (generate_memcpy_builtin): New function.
2173 (generate_code_for_partition): Adjust.
2174 (classify_partition): Streamline pattern detection. Detect memcpy.
2175 (ldist_gen): Adjust.
2176 (tree_loop_distribution): Adjust seed statements for memcpy
2179 2012-06-06 Matt Turner <mattst88@gmail.com>
2181 * config/arm/mmintrin.h (_mm_empty): New.
2184 2012-06-06 Richard Sandiford <r.sandiford@uk.ibm.com>
2186 * doc/invoke.texi (sched-pressure-algorithm): Document new --param.
2187 * common.opt (fsched-pressure-algorithm=): Remove.
2188 * flag-types.h (sched_pressure_algorithm): Move to...
2189 * sched-int.h (sched_pressure_algorithm): ...here.
2190 * params.def (sched-pressure-algorithm): New param.
2191 * haifa-sched.c (sched_init): Use it to initialize sched_pressure.
2192 * common/config/s390/s390-common.c (s390_option_optimization_table):
2193 Remove OPT_fsched_pressure_algorithm_ entry.
2194 * config/s390/s390.c (s390_option_override): Set a default value for
2195 PARAM_SCHED_PRESSURE_ALGORITHM.
2197 2012-06-05 Michael Meissner <meissner@linux.vnet.ibm.com>
2200 * config/rs6000/rs6000.c (rs6000_generate_compare): If we are
2201 doing an unsigned compare, make sure the second argument is not a
2203 (rs6000_emit_cmove): Don't allow floating point comparisons when
2204 generating ISEL moves.
2206 2012-06-05 Edmar Wienskoski <edmar@freescale.com>
2208 * config/rs6000/e5500.md: New file.
2209 * config/rs6000/e6500.md: New file.
2210 * config/rs6000/rs6000.c (processor_costs): Add new costs for
2212 (rs6000_option_override_internal): Altivec and Spe options not
2213 allowed with e5500. Spe options not allowed with e6500. Increase
2214 move inline limit for e5500 and e6500. Disable string instructions
2215 for e5500 and e6500. Enable branch targets alignment for e5500 and
2216 e6500. Initialize rs6000_cost for e5500 and e6500.
2217 (rs6000_adjust_cost): Add extra scheduling cycles between compare
2218 and brnach for e5500 and e6500.
2219 (rs6000_issue_rate): Set issue rate for e5500 and e6500.
2220 * config/rs6000/rs6000-cpus.def: Add cpu definitions for e5500 and
2222 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add e5500 and e6500.
2223 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce5500 and
2225 Include e5500.md and e6500.md.
2226 * config/rs6000/rs6000-opt.h (processor_type): Add
2227 PROCESSOR_PPCE5500 and PROCESSOR_PPCE6500.
2228 * config.gcc (cpu_is_64bit): Add new cores e5500, e6500.
2229 (powerpc*-*-*): Add new cores e5500, e6500.
2230 * doc/invoke.texi: (item -mcpu): Add e5500 and e6500 to list of cpus.
2232 2012-06-05 Richard Guenther <rguenther@suse.de>
2234 * tree-vect-data-refs.c (vect_analyze_data_refs): Fix last change.
2236 2012-06-05 H.J. Lu <hongjiu.lu@intel.com>
2239 * config.gcc: Select x32 run-time library if --with-abi={x32|mx32}
2240 is used for x86_64-*-*.
2242 2012-06-05 Richard Guenther <rguenther@suse.de>
2244 PR tree-optimization/30442
2245 * tree-vect-data-refs.c (vect_analyze_data_refs): For basic-block
2246 vectorization stop analysis at the first stmt we cannot compute
2247 a data-reference for instead of giving up completely.
2249 2012-06-05 Richard Guenther <rguenther@suse.de>
2251 * tree-loop-distribution.c (struct partition_s): Add has_writes member.
2252 (partition_alloc): Initialize it.
2253 (partition_has_writes): New function.
2254 (rdg_flag_uses): Adjust.
2255 (rdg_flag_vertex): Likewise.
2256 (rdg_flag_vertex_and_dependent): Likewise.
2257 (rdg_flag_loop_exits): Likewise.
2258 (build_rdg_partition_for_component): Likewise.
2259 (rdg_build_partitions): Likewise.
2261 2012-06-05 Richard Guenther <rguenther@suse.de>
2263 PR tree-optimization/53081
2264 * tree-loop-distribution.c (generate_memset_builtin): Handle all
2265 kinds of byte-sized stores.
2266 (classify_partition): Likewise.
2267 (tree_loop_distribution): Adjust seed statements used for
2268 !flag_tree_loop_distribution.
2270 2012-06-05 Alan Modra <amodra@gmail.com>
2272 * config/rs6000/rs6000.c (ptr_regno_for_savres): Comment.
2273 (rs6000_emit_prologue): Ensure register used for inline saves
2274 of vector regs is not the static chain register. Revise comment.
2276 2012-06-04 Oleg Endo <olegendo@gcc.gnu.org>
2278 * doc/md.texi (Standard Pattern Names For Generation): Document
2281 2012-06-04 H.J. Lu <hongjiu.lu@intel.com>
2284 * config/i386/i386.c (ix86_sched_reorder) Skip debug insns.
2286 2012-06-04 Jason Merrill <jason@redhat.com>
2288 * dwarf2out.c (is_unit_die): New.
2289 (copy_declaration_context, copy_ancestor_tree): Use it.
2290 (copy_decls_walk): Likewise.
2292 2012-06-04 Paolo Carlini <paolo.carlini@oracle.com>
2295 * doc/invoke.texi (Wenum-compare): Update documentation.
2297 2012-06-04 Dodji Seketeli <dodji@redhat.com>
2299 PR preprocessor/53463
2300 * parser.c (cp_parser_assignment_expression): Use the location
2301 for the '=' as the default location for the expression.
2303 2012-06-04 Edmar Wienskoski <edmar@freescale.com>
2306 * config/rs6000/altivec.md (altivec_stvlx): Change machine mode of
2308 (altivec_stvlxl): Ditto.
2309 (altivec_stvrx): Ditto.
2310 (altivec_stvrxl): Ditto.
2312 2012-06-04 Vladimir Makarov <vmakarov@redhat.com>
2314 * ira-int.h (struct target_ira_int): Add member x_ira_uniform_class_p.
2315 (ira_uniform_class_p): New macro.
2317 * ira.c (setup_uniform_class_p): New function.
2318 (setup_allocno_and_important_classes): Call the function.
2319 (print_unform_and_important_classes): New function.
2320 (print_classes): Rename to print_translated_classes.
2321 (ira_debug_allocno_classes): Add call of
2322 print_unform_and_important_classes.
2324 * ira-costs.c (setup_regno_cost_classes_by_aclass): Use uniform
2325 classes instead of pressure classes.
2327 2012-06-04 Aldy Hernandez <aldyh@redhat.com>
2330 * trans-mem.c (expand_block_edges): Do not skip the first
2331 statement when resetting the BB.
2333 2012-06-04 Richard Guenther <rguenther@suse.de>
2335 * tree-data-ref.c (stores_from_loop): Remove.
2336 (stmt_with_adjacent_zero_store_dr_p): Likewise.
2337 (stores_zero_from_loop): Likewise.
2338 * tree-data-ref.h (stores_from_loop, stores_zero_from_loop,
2339 stmt_with_adjacent_zero_store_dr_p, stride_of_unit_type_p): Remove.
2340 (adjacent_store_dr_p): New function.
2341 * tree-loop-distribution.c (generate_memset_builtin): Pass
2342 the RDG, use the already available data-reference.
2343 (generate_code_for_partition): Pass down RDG.
2344 (classify_partition): Inline parts of the former
2345 stmt_with_adjacent_zero_store_dr_p here and use adjacent_store_dr_p.
2346 (ldist_gen): Remember if there was any detected builtin and
2347 do less work if not and flag_tree_loop_distribution is not set.
2348 (tree_loop_distribution): Inline and fuse stores_from_loop
2349 and stores_zero_from_loop here.
2351 2012-06-04 Richard Guenther <rguenther@suse.de>
2354 * dwarf2out.c (dwarf2out_finish): If generating LTO do not
2355 create new assembler names.
2357 2012-06-04 Richard Guenther <rguenther@suse.de>
2359 * tree-data-ref.c (struct rdg_vertex_info): Remove.
2360 (rdg_vertex_for_stmt): Simplify using gimple_uid.
2361 (create_rdg_vertices): Pass loop argument, remove stmt to RDG index
2362 hashtable. Record stmt data-references.
2363 (hash_stmt_vertex_info): Remove.
2364 (eq_stmt_vertex_info): Likewise.
2365 (hash_stmt_vertex_del): Likewise.
2366 (build_empty_rdg): Simplify.
2367 (build_rdg): Adjust.
2368 (free_rdg): Likewise.
2369 (ref_base_address): Remove.
2370 (have_similar_memory_accesses): Likewise.
2371 * tree-data-ref.h (create_rdg_vertices): Remove.
2372 (struct rdg_vertex): Add datarefs member.
2373 (RDGV_DATAREFS): New define.
2374 (RDG_DATAREFS): Likewise.
2375 (have_similar_memory_accesses): Remove.
2376 (rdg_has_similar_memory_accesses): Likewise.
2377 * tree-loop-distribution.c (ref_base_address): Re-implement here.
2378 (similar_memory_accesses): Re-implement using existing data-references.
2379 (tree_loop_distribution): Initialize stmt uids for the stmt to
2381 * tree-vect-loop.c (vect_create_epilog_for_reduction): Only
2382 access stmt vinfo for stmts in loop.
2384 2012-06-04 Andreas Schwab <schwab@linux-m68k.org>
2387 * config/m68k/m68k.md ("tablejump"): Fix check for
2388 CASE_VECTOR_PC_RELATIVE.
2390 2012-06-04 Steven Bosscher <steven@gcc.gnu.org>
2392 * output.h (merge_weak, assemble_alias,
2393 initializer_constant_valid_p,
2394 initializer_constant_valid_for_bitfield_p): Move protos from here...
2395 * tree.h: ... to here.
2396 * cgraphclones.c: Do not include output.h.
2397 * gimplify.c: Likewise.
2398 * reload.c: Likewise.
2399 * recog.c: Likewise.
2400 * tree-ssa-loop-ivopts.c: Likewise.
2401 * tree-switch-conversion.c: Likewise.
2402 * c-parser.c: Likewise.
2403 * c-typeck.c: Likewise.
2404 * Makefile.in: Fix dependencies.
2406 2012-06-04 Georg-Johann Lay <avr@gjlay.de>
2409 * config/avr/avr-stdint.h: New file.
2410 * config.gcc (avr-*-*,tm_file): Use avr/avr-stdint.h instead of
2413 2012-06-04 Jakub Jelinek <jakub@redhat.com>
2415 PR tree-optimization/53550
2416 * tree-ssa-loop-niter.c (number_of_iterations_cond): If type
2417 is POINTER_TYPE_P, use sizetype as step type instead of type.
2419 2012-06-04 Richard Guenther <rguenther@suse.de>
2421 * tree-data-ref.c (have_similar_memory_accesses_1): Remove.
2422 (ref_base_address_1): Likewise.
2423 (remove_similar_memory_refs): Likewise.
2424 * tree-data-ref.h (remove_similar_memory_refs): Remove.
2425 * tree-loop-distribution.c (classify_partition): Do not classify
2426 as builtin if -ftree-loop-distribute-patterns is not enabled.
2427 (fuse_partitions_with_similar_memory_accesses): Inline ...
2428 (ldist_gen): ... here. Fuse all non-builtin partitions if
2429 -ftree-loop-distribution is not enabled. Properly return
2430 the number of created partitions. Do not update SSA form here but ...
2431 (tree_loop_distribution): ... once here for the whole function.
2432 Only walk innermost loops, constrain loops we consider here
2433 further. Do not call remove_similar_memory_refs.
2434 (distribute_loop): Do not check number of loop nodes here.
2436 2012-06-04 Steven Bosscher <steven@gcc.gnu.org>
2438 * Makefile.in (GIMPLE_H): Do not depend on TARGET_H.
2440 2012-06-03 Martin Jambor <mjambor@suse.cz>
2442 * ipa-prop.h (ipa_get_jf_known_type_offset): New function.
2443 (ipa_get_jf_known_type_base_type): Likewise.
2444 (ipa_get_jf_known_type_component_type): Likewise.
2445 (ipa_get_jf_constant): Likewise.
2446 (ipa_get_jf_pass_through_formal_id): Likewise.
2447 (ipa_get_jf_pass_through_operation): Likewise.
2448 (ipa_get_jf_ancestor_offset): Likewise.
2449 (ipa_get_jf_ancestor_type): Likewise.
2450 (ipa_get_jf_ancestor_formal_id): Likewise.
2451 (ipa_get_jf_member_ptr_pfn): Likewise.
2452 * ipa-prop.c (ipa_set_jf_known_type): New function.
2453 (ipa_set_jf_constant): Likewise.
2454 (ipa_set_jf_simple_pass_through): Likewise.
2455 (ipa_set_jf_arith_pass_through): Likewise.
2456 (ipa_set_ancestor_jf): Likewise.
2457 (fill_member_ptr_cst_jump_function): Moved up and renamed to
2458 ipa_set_jf_member_ptr_cst.
2459 (detect_type_change_1): Use the new jump function creation functions.
2460 (compute_complex_assign_jump_func): Likewise.
2461 (compute_complex_ancestor_jump_func): Likewise.
2462 (compute_known_type_jump_func): Likewise.
2463 (compute_scalar_jump_functions): Likewise.
2464 (compute_pass_through_member_ptrs): Likewise.
2465 (determine_cst_member_ptr): Likewise.
2466 (combine_known_type_and_ancestor_jfs): Likewise.
2467 (try_make_edge_direct_simple_call): Likewise.
2468 (try_make_edge_direct_virtual_call): Likewise.
2469 (update_indirect_edges_after_inlining): Likewise.
2470 * ipa-cp.c (ipa_get_jf_pass_through_result): Use jump function
2471 access functions. Incorporat NOP_EXPR and BINFO handling from its
2473 (ipa_get_jf_ancestor_result): Likewise. Incorporate handling BINFOs
2474 which was in its callers.
2475 (ipa_value_from_jfunc): Use jump function access functions. Some
2476 functionality moved to functions above.
2477 (propagate_vals_accross_ancestor): Likewise.
2478 (propagate_vals_accross_pass_through): Use jump function access
2480 (propagate_accross_jump_function): Likewise.
2481 * ipa-inline-analysis.c (remap_edge_change_prob): Use jump function
2483 (inline_merge_summary): Likewise.
2485 2012-06-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2487 * config/pa/pa.h (MAX_PCREL17F_OFFSET): Define.
2488 * config/pa/pa.c (pa_attr_length_millicode_call): Use
2489 MAX_PCREL17F_OFFSET instead of fixed offset.
2490 (pa_attr_length_call): Likewise.
2491 (pa_attr_length_indirect_call): Likewise.
2493 2012-06-03 Oleg Endo <olegendo@gcc.gnu.org>
2496 * config/sh/sh.opt (mfsca, mfsrra): New options.
2497 * config/sh/sh.md (rsqrtsf2): Use TARGET_FPU_ANY and TARGET_FSRRA
2499 (fsca): Use TARGET_FPU_ANY and TARGET_FSCA condition.
2500 (sinssf2, cossf2): Fold expanders to ...
2501 (sincossf3): ... this new expander. Use TARGET_FPU_ANY and
2502 TARGET_FSCA condition.
2503 * config/sh/sh.c (sh_option_override): Handle TARGET_FSRRA and
2505 * doc/invoke.texi (SH Options): Add descriptions for -mfsca,
2506 -mno-fsca, -mfsrra, -mno-fsrra.
2508 2012-06-03 Matt Turner <mattst88@gmail.com>
2510 * config/mips/4600.md (r4700_imul_si): New.
2511 (r4700_imul_di): New.
2512 (r4700_fmul_single): New.
2513 (r4700_fmul_double): New.
2514 * config/mips/mips-cpus.def: Add r4700.
2515 * config/mips/mips.c: Likewise.
2516 * config/mips/mips.md: Likewise.
2517 * config/mips/mips-tables.opt: Regenerate.
2519 2012-06-02 Steven Bosscher <steven@gcc.gnu.org>
2521 * config/sparc/sparc.h (INITIAL_ELIMINATION_OFFSET): Split out to
2522 new function sparc_initial_elimination_offset.
2523 * config/sparc/sparc.c (sparc_initial_elimination_offset): New
2525 * config/sparc/sparc-protos.h (sparc_initial_elimination_offset):
2528 2012-06-02 Kenneth Zadeck <zadeck@naturalbridge.com>
2530 * expmed.c (expand_mult, choose_multiplier): Change
2531 "2 * HOST_BITS_PER_WIDE_INT" to "HOST_BITS_PER_DOUBLE_INT".
2532 * expr.c (convert_modes): Likewise.
2533 * explow.c (plus_constant): Likewise.
2534 * fixed-value.c (fixed_saturate1, fixed_saturate2)
2535 (do_fixed_add, do_fixed_multiply, do_fixed_multiply)
2536 (do_fixed_multiply, do_fixed_multiply, do_fixed_divide)
2537 (do_fixed_divide, do_fixed_divide, do_fixed_divide)
2538 (do_fixed_divide, do_fixed_divide, do_fixed_shift, do_fixed_shift)
2539 (do_fixed_shift, fixed_convert, fixed_convert)
2540 (fixed_convert_from_int, fixed_convert_from_int)
2541 (fixed_convert_from_real): Likewise.
2542 * fold-const.c (fold_convert_const_int_from_fixed, sign_bit_p)
2543 (native_interpret_int, fold_binary_loc, fold_ternary_loc): Likewise.
2544 * varasm.c (output_constructor_bitfield): Likewise.
2545 * tree-vrp.c (register_edge_assert_for_2): Likewise.
2546 * double-int.c (rshift_double, lshift_double): Likewise.
2547 * double-int.h (double_int_fits_in_uhwi_p, double_int, double_int):
2549 * simplify-rtx.c (mode_signbit_p)
2550 (simplify_const_unary_operation, simplify_binary_operation_1)
2551 (simplify_immed_subreg): Likewise.
2552 * builtins.c (c_readstr, fold_builtin_bitop): Likewise.
2553 * tree-vect-generic.c (build_replicated_const): Likewise.
2554 * dbxout.c (stabstr_O): Likewise.
2555 * emit-rtl.c (immed_double_int_const, immed_double_const)
2556 (gen_lowpart_common, init_emit_once): Likewise.
2557 * tree.c (integer_pow2p, tree_log2, tree_floor_log2)
2558 (widest_int_cst_value, upper_bound_in_type): Likewise.
2559 * stor-layout.c (initialize_sizetypes, fixup_signed_type)
2560 (fixup_unsigned_type): Likewise.
2561 * real.c (real_to_integer2, real_from_integer): Likewise.
2562 * dwarf2out.c (size_of_loc_descr, size_of_die, output_die)
2563 (clz_loc_descriptor, mem_loc_descriptor): Likewise.
2565 2012-06-01 Eric Botcazou <ebotcazou@adacore.com>
2568 * fold-const.c (fold_binary_loc): Refine previous change.
2570 2012-06-01 Olivier Hainque <hainque@adacore.com>
2572 * config/rs6000/vxworks.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Restore
2573 the "do {" part of the do-while(0) loop.
2575 2012-06-01 Yuri Rumyantsev <yuri.s.rumyantsev@intel.com>
2577 * config/i386/i386.c (x86_sched_reorder): New function.
2578 Added new function x86_sched_reorder.
2580 2012-06-01 Richard Guenther <rguenther@suse.de>
2582 * tree-loop-distribution.c (stmt_has_scalar_dependences_outside_loop):
2584 (classify_partition): Likewise.
2586 2012-06-01 Richard Guenther <rguenther@suse.de>
2588 * tree-loop-distribution.c (enum partition_kind): New enum.
2589 (struct partition_s): Add kind and main_stmt members.
2590 (partition_alloc): Initialize kind to PKIND_NORMAL.
2591 (partition_builtin_p): New function.
2592 (copy_loop_before): Remove failure path and assert instead.
2593 (generate_loops_for_partition): Likewise.
2594 (generate_memset_zero): Fold into ...
2595 (generate_memset_builtin): ... this.
2596 (classify_partition): New function with code from
2597 can_generate_builtin and generate_builtin.
2598 (generate_builtin): Remove.
2599 (can_generate_builtin): Likewise.
2600 (fuse_partitions_with_similar_memory_accesses): Call
2601 partition_builtin_p instead of can_generate_builtin.
2602 (rdg_build_partitions): Do not call
2603 fuse_partitions_with_similar_memory_accesses here...
2604 (ldist_gen): ... but here after classifying all partitions.
2605 Remove failure path of generate_code_for_partition.
2606 (generate_code_for_partition): Generate code according
2607 to partition classification.
2609 2012-06-01 Manuel López-Ibáñez <manu@gcc.gnu.org>
2610 Jonathan Wakely <jwakely.gcc@gmail.com>
2613 * doc/invoke.texi (Warning Options): Explain purpose and differences
2614 between -Wmissing-prototypes and -Wmissing-declarations.
2616 2012-06-01 Christian Bruel <christian.bruel@st.com>
2618 * gcc.c (save_switch): Add user_p parameter.
2619 (read_specs): Likewise.
2620 (set_specs): Likewise.
2621 (validate_switches): Likewise.
2622 (validate_switches_from_spec): Likewise.
2623 (validate_all_switches): Pass on user_p parameter.
2624 (struct spec_list): Add user_p field.
2625 (struct switchstr): Add known field.
2626 (save_switch): Add known parameter.
2627 (INIT_STATIC_SPEC): Initialize user_p;
2628 (driver_unknown_option_callbac): call save_switch if
2629 OPT_SPECIAL_unknown.
2630 (driver_handle_option): Propagate OPT_specs.
2631 (do_spec_1): Set validated only if known.
2632 (check_live_switch): Likewise.
2633 (validate_switches): Set validated if known or user_spec.
2635 2012-06-01 Hans-Peter Nilsson <hp@axis.com>
2637 Add CRIS atomic patterns for 1, 2, and 4 bytes.
2638 * config/cris/cris.c (cris_emit_trap_for_misalignment): New function.
2639 * config/cris/cris-protos.h: Declare it.
2640 * config/cris/cris.h [!TARGET_DEFAULT, TARGET_CPU_DEFAULT == 32]
2641 (TARGET_DEFAULT): Add alignment by 32.
2642 [!TARGET_DEFAULT, TARGET_CPU_DEFAULT == 10] (TARGET_DEFAULT): New
2643 case, as TARGET_CPU_DEFAULT == 0 but with alignment as for
2644 TARGET_CPU_DEFAULT == 32.
2645 (TARGET_TRAP_UNALIGNED_ATOMIC): New macro.
2646 * config/cris/cris.md: Include sync.md. Avoid allocating specific
2647 numbers by replacing the define_constants for all UNSPECs with the
2648 equivalent define_c_enum construct.
2649 * config/cris/cris.opt (mtrap-unaligned-atomic): New option.
2650 * config/cris/sync.md: New file.
2652 2012-05-31 Matt Turner <mattst88@gmail.com>
2654 * config/mips/4600.md (r4600_imul_si): Rename from r4600_imul.
2655 (r4600_imul_di): New.
2656 (r4600_idiv_si): Rename from r4600_idiv.
2657 (r4600_idiv_di): New.
2659 2012-05-31 Steven Bosscher <steven@gcc.gnu.org>
2661 * output.h (__gcc_host_wide_int__): Move to hwint.h.
2662 (decl_default_tls_model): Move to tree.h
2663 (dump_file): Move to system.h.
2664 (default_stabs_asm_out_destructor, default_stabs_asm_out_constructor,
2665 dbxout_int, dbxout_stabd, dbxout_begin_stabn, dbxout_begin_stabn_sline,
2666 dbxout_begin_empty_stabs, dbxout_begin_simple_stabs,
2667 dbxout_begin_simple_stabs_desc, dbxout_stab_value_zero,
2668 dbxout_stab_value_zero, dbxout_stab_value_label_diff,
2669 dbxout_stab_value_internal_label,
2670 dbxout_stab_value_internal_label_diff): Move from here ...
2671 * dbxout.h: ... to here.
2672 * system.h (dump_file): Moved here from output.h.
2673 * hwint.h (__gcc_host_wide_int__): Moved here from output.h.
2674 * tree.h (decl_default_tls_model): Moved here from output.h.
2675 * varasm.c (default_stabs_asm_out_destructor,
2676 default_stabs_asm_out_constructor): Move from here ...
2677 * dbxout.c: ... to here.
2679 * gcov-dump.c (dump_file): Rename to dump_gcov_file. Update callers.
2681 * collect2.h (dump_file): Rename to dump_ld_file.
2682 * collect2.c: Likewise.
2683 * tlink.c: Likewise.
2685 * alias.c: Do not include output.h.
2686 * auto-inc-dec.c: Likewise.
2687 * bt-load.c: Likewise.
2688 * caller-save.c: Likewise.
2690 * cfgbuild.c: Likewise.
2691 * cfgcleanup.c: Likewise.
2692 * cfglayout.c: Likewise.
2693 * cfgloop.c: Likewise.
2694 * cfgloopanal.c: Likewise.
2695 * cfgloopmanip.c: Likewise.
2696 * cfgrtl.c: Likewise.
2697 * cgraph.c: Likewise.
2698 * cgraphclones.c: Likewise.
2699 * combine-stack-adj.c: Likewise.
2700 * combine.c: Likewise.
2701 * cprop.c: Likewise.
2703 * cselib.c: Likewise.
2704 * dbgcnt.c: Likewise.
2705 * df-problems.c: Likewise.
2706 * df-scan.c: Likewise.
2707 * dojump.c: Likewise.
2708 * fwprop.c: Likewise.
2710 * graph.c: Likewise.
2711 * haifa-sched.c: Likewise.
2712 * hw-doloop.c: Likewise.
2713 * ipa-inline-transform.c: Likewise.
2714 * ipa-pure-const.c: Likewise.
2715 * ipa-reference.c: Likewise.
2716 * ipa-utils.c: Likewise.
2717 * ira-build.c: Likewise.
2718 * ira-emit.c: Likewise.
2720 * loop-doloop.c: Likewise.
2721 * loop-invariant.c: Likewise.
2722 * loop-iv.c: Likewise.
2723 * loop-unroll.c: Likewise.
2724 * loop-unswitch.c: Likewise.
2725 * lto-cgraph.c: Likewise.
2726 * lto-section-in.c: Likewise.
2727 * lto-streamer-in.c: Likewise.
2729 * mode-switching.c: Likewise.
2730 * postreload-gcse.c: Likewise.
2731 * postreload.c: Likewise.
2732 * predict.c: Likewise.
2733 * profile.c: Likewise.
2735 * reg-stack.c: Likewise.
2736 * regcprop.c: Likewise.
2737 * regmove.c: Likewise.
2738 * regstat.c: Likewise.
2739 * reload1.c: Likewise.
2740 * sched-ebb.c: Likewise.
2741 * sel-sched-dump.c: Likewise.
2742 * simplify-rtx.c: Likewise.
2743 * stor-layout.c: Likewise.
2744 * store-motion.c: Likewise.
2745 * tracer.c: Likewise.
2746 * tree-affine.c: Likewise.
2747 * tree-cfg.c: Likewise.
2748 * tree-cfgcleanup.c: Likewise.
2749 * tree-dfa.c: Likewise.
2750 * tree-into-ssa.c: Likewise.
2751 * tree-nomudflap.c: Likewise.
2752 * tree-optimize.c: Likewise.
2753 * tree-pretty-print.c: Likewise.
2754 * tree-profile.c: Likewise.
2755 * tree-ssa-address.c: Likewise.
2756 * tree-ssa-ccp.c: Likewise.
2757 * tree-ssa-copy.c: Likewise.
2758 * tree-ssa-dom.c: Likewise.
2759 * tree-ssa-loop-ch.c: Likewise.
2760 * tree-ssa-loop-im.c: Likewise.
2761 * tree-ssa-loop-manip.c: Likewise.
2762 * tree-ssa-loop-niter.c: Likewise.
2763 * tree-ssa-loop-prefetch.c: Likewise.
2764 * tree-ssa-loop-unswitch.c: Likewise.
2765 * tree-ssa-loop.c: Likewise.
2766 * tree-ssa-propagate.c: Likewise.
2767 * tree-ssa-structalias.c: Likewise.
2768 * tree-ssa-tail-merge.c: Likewise.
2769 * tree-ssa-threadedge.c: Likewise.
2770 * tree-ssa-threadupdate.c: Likewise.
2771 * tree-ssa-uncprop.c: Likewise.
2772 * tree-ssa-uninit.c: Likewise.
2773 * tree-ssa.c: Likewise.
2774 * value-prof.c: Likewise.
2775 * var-tracking.c: Likewise.
2778 * config/m32r/m32r.c: Include dbxout.h.
2779 * config/pa/pa.c: Likewise.
2780 * config/rs6000/rs6000.c: Likewise.
2782 * Makefile.in: Fix dependencies.
2783 * config/rs6000/t-rs5000: Likewise.
2785 2012-05-31 Aldy Hernandez <aldyh@redhat.com>
2787 * tree-ssa-loop-im.c (execute_sm): Do not check flag_tm.
2788 * gimple.h (block_in_transaction): Check for flag_tm.
2790 2012-05-31 Aldy Hernandez <aldyh@redhat.com>
2792 PR tree-optimization/52558
2793 * cfg.c (alloc_aux_for_edge): Fix comment.
2794 (alloc_aux_for_edge): Remove static.
2795 * basic-block.h (alloc_aux_for_edge): Protoize.
2796 * tree-ssa-loop-im.c (execute_sm_if_changed): New.
2797 (execute_sm_if_changed_flag): New.
2798 (execute_sm_if_changed_flag_set): New.
2799 (execute_sm): Do not generate data races unless requested.
2800 (tree_ssa_lim_initialize): Call alloc_aux_for_edges.
2801 (tree_ssa_lim_finalize): Call free_aux_for_edges.
2802 * gimple.h (block_in_transaction): New.
2803 (gimple_in_transaction): Use block_in_transaction.
2805 2012-05-31 Georg-Johann Lay <avr@gjlay.de>
2808 * config/avr/avr.opt (-msp8): Document it.
2809 * doc/invoke.texi (AVR Options): Ditto. And document related
2812 2012-05-31 Diego Novillo <dnovillo@google.com>
2814 * configure.ac (CXX_FOR_BUILD): Define and substitute.
2815 (BUILD_CXXFLAGS): Define and substitute.
2816 * Makefile.in (BUILD_CXXFLAGS): Define.
2817 (CXX_FOR_BUILD): Define.
2818 (COMPILER_FOR_BUILD): Set to CXX_FOR_BUILD if building with C++.
2819 (LINKER_FOR_BUILD): Likewise.
2820 (BUILD_COMPILERFLAGS): Set to BUILD_CXXFLAGS if building with C++.
2821 (BUILD_LINKERFLAGS): Likewise.
2822 * configure: Regenerate.
2824 2012-05-31 Steven Bosscher <steven@gcc.gnu.org>
2826 * Makefile.in: Fix many dependencies.
2827 * tree-profile.c: Don't include regs.h.
2828 * tree-vectorizer.c: Don't include cfglayout.h.
2829 * tree-vect-stmts.c: Likewise.
2830 * tree-vect-slp.c: Likewise.
2831 * tree-vect-loop.c: Likewise.
2832 * reg-stack.c: Likewise.
2833 * tree-ssa-loop-manip.c: Likewise.
2834 * toplev.c: Likewise.
2835 * varasm.c: Don't include cfglayout.h, basic-block.h,
2836 and tree-iterator.h.
2837 * tree-cfgcleanup.c: Don't include cfglayout.h.
2838 * passes.c: Don't include cfglayout.h, dwarf2asm.h,
2839 dwarf2out.h, dbxout.h, sdbout.h, and xcoffout.h.
2840 * cgraphclones.c: Don't include plugin.h.
2842 2012-05-31 Georg-Johann Lay <avr@gjlay.de>
2844 * config/avr/t-avr: Correct avr-mmcu.texi dependencies.
2845 (s-avr-mmcu-texi): Don't sed on gen-avr-mmcu-texi output.
2846 * doc/avr-mmcu.texi (svn:eol-style): Set to native.
2848 2012-05-31 Richard Guenther <rguenther@suse.de>
2850 * tree-loop-distribution.c (struct partition_s): New struct,
2851 typedef and vector type.
2852 (partition_alloc, partition_free): New functions.
2853 (generate_loops_for_partition, generate_builtin,
2854 generate_code_for_partition, rdg_flag_uses, rdg_flag_vertex,
2855 rdg_flag_vertex_and_dependent, rdg_flag_loop_exits,
2856 build_rdg_partition_for_component, can_generate_builtin,
2857 similar_memory_accesses, fuse_partitions_with_similar_memory_accesses,
2858 rdg_build_partitions, dump_rdg_partitions, debug_rdg_partitions,
2859 number_of_rw_in_partition, partition_contains_all_rw,
2860 ldist_gen): Use partition_t instead of bitmap.
2862 2012-05-31 Georg-Johann Lay <avr@gjlay.de>
2864 * config/avr/gen-avr-mmcu-texi.c: Sort MCUs.
2865 * doc/avr-mmcu.texi: Regenerate.
2867 2012-05-31 Richard Guenther <rguenther@suse.de>
2869 * tree-loop-distribution.c (stmt_has_scalar_dependences_outside_loop):
2870 Use FOR_EACH_SSA_DEF_OPERAND.
2871 (generate_builtin): Adjust.
2872 (stmt_generated_in_another_partition): Remove.
2873 (add_scalar_computations_to_partition): Likewise.
2874 (rdg_build_partitions): Do not call
2875 add_scalar_computations_to_partition.
2877 2012-05-31 Eric Botcazou <ebotcazou@adacore.com>
2879 * tree-dfa.c (get_ref_base_and_extent): Compute the offset using
2880 double ints throughout.
2881 * tree-sra.c (build_user_friendly_ref_for_offset) <RECORD_TYPE>:
2882 Check that the position of the field is representable as an integer.
2884 2012-05-31 Richard Guenther <rguenther@suse.de>
2886 * tree-data-ref.c (dr_analyze_innermost): Properly convert
2887 the MEM_REF offset to sizetype.
2889 2012-05-31 Georg-Johann Lay <avr@gjlay.de>
2891 * doc/invoke.texi (AVR Options): Fix typos.
2893 2012-05-31 Hans-Peter Nilsson <hp@axis.com>
2895 * config/cris/cris.h (CC1_SPEC): Pass through all -march=
2897 (ASM_SPEC): Ditto, not just -march=v32, but translate non-v10,
2898 non-v32 into --march=v0_v10.
2900 2012-05-31 Richard Sandiford <rdsandiford@googlemail.com>
2902 * ira-int.h (target_ira_int): Rename x_move_cost to
2903 x_ira_register_move_cost, x_may_move_in_cost to
2904 x_ira_may_move_in_cost and x_may_move_out_cost to
2905 x_ira_may_move_out_cost. Delete the old fields with
2906 those names and also x_ira_max_register_move_cost,
2907 x_ira_max_may_move_in_cost and x_ira_max_may_move_out_cost.
2908 (move_cost, may_move_in_cost, may_move_out_cost)
2909 (ira_max_register_move_cost, ira_max_may_move_in_cost)
2910 (ira_max_may_move_out_cost): Delete.
2911 * ira.c (init_move_cost): Rename to...
2912 (ira_init_register_move_cost): ...this, deleting the old
2913 function with that name. Apply above variable renamings.
2914 Retain asserts for null fields.
2915 (ira_init_once): Don't initialize register move costs here.
2916 (free_register_move_costs): Apply above variable renamings.
2917 Remove code for deleted fields.
2919 2012-05-31 Richard Sandiford <rdsandiford@googlemail.com>
2921 * ira.c (init_move_cost): Adjust choice of subclasses to match
2922 the current ira_init_register_move_cost choice. Use
2923 ira_class_subset_p instead of reg_class_subset_p.
2924 (ira_init_register_move_cost): Assert that move_cost,
2925 may_move_in_cost and may_move_out_cost already hold the desired
2926 values for their ira_* equivalents. For the latter two,
2927 ignore classes that can't store a register of the given mode.
2929 2012-05-31 Richard Sandiford <rdsandiford@googlemail.com>
2931 * ira.c (setup_allocno_and_important_classes): Use
2932 ira_class_hard_regs_num to check whether a class has any
2933 allocatable registers.
2934 (ira_init_register_move_cost): Likewise.
2936 2012-05-31 Richard Sandiford <rdsandiford@googlemail.com>
2938 * ira.c (init_move_cost): Adjust local variable names to match
2939 file conventions. Use ira_assert instead of gcc_assert.
2941 2012-05-31 Richard Sandiford <rdsandiford@googlemail.com>
2943 * regs.h (move_table, move_cost, may_move_in_cost, may_move_out_cost):
2944 Move these definitions and associated target_globals fields to...
2945 * ira-int.h: ...here.
2946 * rtl.h (init_move_cost): Delete.
2947 * reginfo.c (last_mode_for_init_move_cost, init_move_cost): Move to...
2948 * ira.c: ...here, making the latter static.
2950 2012-05-31 Richard Sandiford <rdsandiford@googlemail.com>
2952 * ira-costs.c (copy_cost): Use ira_init_register_move_cost_if_necessary
2953 and ira_register_move_cost instead of init_move_cost and move_cost.
2955 2012-05-31 Richard Sandiford <rdsandiford@googlemail.com>
2957 * ira.h (target_ira): Delete x_ira_available_class_regs.
2958 (ira_available_class_regs): Delete.
2959 * ira.c (setup_available_class_regs): Delete.
2960 (setup_alloc_classes): Don't call it.
2961 (setup_pressure_classes): Use ira_class_hard_regs_num instead of
2962 ira_available_class_regs.
2963 * haifa-sched.c (print_curr_reg_pressure, setup_insn_reg_pressure_info)
2964 (model_spill_cost): Likewise.
2965 * ira-build.c (low_pressure_loop_node_p): Likewise.
2966 * ira-color.c (color_pass): Likewise.
2967 * ira-emit.c (change_loop): Likewise.
2968 * ira-lives.c (inc_register_pressure, dec_register_pressure)
2969 (single_reg_class, ira_implicitly_set_insn_hard_regs)
2970 (process_bb_node_lives): Likewise.
2971 * loop-invariant.c (gain_for_invariant): Likewise.
2973 2012-05-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2976 * config/pa/pa.c (TARGET_SECTION_TYPE_FLAGS): Define.
2977 (pa_section_type_flags): New.
2978 (pa_legitimate_constant_p): Revert previous change.
2980 2012-05-30 Steven Bosscher <steven@gcc.gnu.org>
2982 * ira.c (allocate_initial_values): Make static.
2984 2012-05-30 Uros Bizjak <ubizjak@gmail.com>
2986 * config/i386/i386.c (legitimize_tls_address) <TLS_MODEL_INITIAL_EXEC>:
2987 Generate tls_initial_exec_64_sun only when !TARGET_X32.
2989 2012-05-30 Richard Guenther <rguenther@suse.de>
2992 * fold-const.c (fold_binary_loc): Make sure to call
2993 fold_plusminus_mult_expr with the original sign of operands.
2995 2012-05-30 Steven Bosscher <steven@gcc.gnu.org>
2997 * Makefile.in: Fix many dependencies.
2998 (DWARF2_H): Depend on dwarf2.def.
2999 (RTL_ERROR_H): Depend on rtl-error.h.
3000 (TREE_PRETTY_PRINT_H, GIMPLE_PRETTY_PRINT_H): New. Replace
3001 all gimple-pretty-print.h and tree-pretty-print.h references.
3003 2012-05-30 Marc Glisse <marc.glisse@inria.fr>
3005 * simplify-rtx.c (simplify_binary_operation_1): Optimize shuffle of
3008 2012-05-30 Richard Guenther <rguenther@suse.de>
3011 * tree-emutls.c (gen_emutls_addr): Do not add globals to
3014 2012-05-30 Eric Botcazou <ebotcazou@adacore.com>
3016 * explow.c (probe_stack_range): Restore simple control flow and stop
3017 again when the probe cannot be generated if HAVE_check_stack.
3019 2012-05-30 Jakub Jelinek <jakub@redhat.com>
3021 PR rtl-optimization/53519
3022 * combine.c (simplify_shift_const_1) <case NOT>: Use constm1_rtx
3023 instead of GEN_INT (GET_MODE_MASK (mode)) as second operand of XOR.
3025 2012-05-30 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
3027 * config/arm/arm.c (arm_evpc_neon_vrev): Adjust off by one error.
3029 2012-05-29 Jack Howarth <howarth@bromo.med.uc.edu>
3032 * doc/tm.texi: Update.
3033 * doc/tm.texi.in (SDB and DWARF) <TARGET_FORCE_AT_COMP_DIR>: Add @hook.
3034 * target.def (force_at_comp_dir): New hook.
3035 * config/darwin.h (TARGET_FORCE_AT_COMP_DIR): Define.
3036 * dwarf2out.c (dwarf2out_finish): Check targetm.force_at_comp_dir.
3038 2012-05-29 Jack Howarth <howarth@bromo.med.uc.edu>
3040 * config/darwin.h (STARTFILE_SPEC): Do not use -lbundle1.o when
3042 (DARWIN_DYLIB1_SPEC): Do not use -ldylib1.10.5.o when Darwin >= 10.
3043 (DARWIN_CRT1_SPEC): Use -lcrt1.10.6.o when Darwin >= 10.
3045 2012-05-29 Oleg Endo <olegendo@gcc.gnu.org>
3048 * config/sh/sh.c (sh_option_override): Set TARGET_FMAC if
3049 flag_unsafe_math_optimizations is set.
3050 * doc/invoke.texi (SH Options): Add -mno-fused-madd description.
3051 Update description of -mfused-madd.
3053 2012-05-29 Oleg Endo <olegendo@gcc.gnu.org>
3056 * config/sh/predicates.md (atomic_arith_operand,
3057 atomic_logical_operand): New predicates.
3058 * config/sh/sh.c (sh_option_override): Check atomic options.
3059 * config/sh/sh.h (TARGET_ANY_ATOMIC, UNSUPPORTED_ATOMIC_OPTIONS,
3060 UNSUPPORTED_HARD_ATOMIC_CPU): New macros.
3061 (DRIVER_SELF_SPECS): Use UNSUPPORTED_ATOMIC_OPTIONS and
3062 UNSUPPORTED_HARD_ATOMIC_CPU.
3063 * config/sh/sync.md: Update description comments.
3064 (I12): New mode iterator.
3065 (fetchop_predicate, fetchop_constraint): New code attributes.
3066 (atomic_compare_and_swapsi_hard, atomic_compare_and_swap<mode>_hard,
3067 atomic_exchangesi_hard, atomic_exchange<mode>_hard,
3068 atomic_fetch_<fetchop_name>si_hard,
3069 atomic_fetch_<fetchop_name><mode>_hard,
3070 atomic_fetch_nandsi_hard, atomic_fetch_nand<mode>_hard,
3071 atomic_<fetchop_name>_fetchsi_hard,
3072 atomic_<fetchop_name>_fetch<mode>_hard,
3073 atomic_nand_fetchsi_hard, atomic_nand_fetch<mode>_hard,
3074 atomic_test_and_set_hard): New insns.
3075 (atomic_compare_and_swap<mode>_soft, atomic_exchange<mode>_soft,
3076 atomic_fetch_<fetchop_name><mode>_soft, atomic_fetch_nand<mode>_soft,
3077 atomic_<fetchop_name>_fetch<mode>_soft, atomic_nand_fetch<mode>_soft,
3078 atomic_test_and_set_soft): Use same formatting for the first line of
3079 the asm block as in new insns above.
3080 (atomic_compare_and_swap<mode>, atomic_exchange<mode>,
3081 atomic_fetch_<fetchop_name><mode>, atomic_<fetchop_name>_fetch<mode>,
3082 atomic_test_and_set): Integrate new *_hard insns into expanders.
3083 * config/sh/sh.opt (mhard-atomic): New option.
3084 * doc/invoke.texi (SH Options): Document it.
3086 2012-05-29 Meador Inge <meadori@codesourcery.com>
3088 * c-decl.c (c_push_function_context): Always create a new language
3090 (c_pop_function_context): Clear the language function created in
3091 c_push_function_context.
3093 2012-05-29 Matt Turner <mattst88@gmail.com>
3095 * config/alpha/ev6.md: (define_bypass "ev6_fmul,ev6_fadd"): New.
3096 (define_bypass "ev6_fcmov"): New.
3098 2012-05-29 Steven Bosscher <steven@gcc.gnu.org>
3100 * integrate.c: Remove.
3101 * integrate.h: Remove.
3102 * Makefile.in: Remove make rules for integrate.c and INTEGRATE_H.
3103 * config/arm/t-arm: Remove INTEGRATE_H dependency for target files.
3104 * config/rs6000/t-rs6000: Likewise
3105 * config/spu/t-spu-elf: Likewise.
3106 * function.h (get_hard_reg_initial_val, has_hard_reg_initial_val,
3107 get_hard_reg_initial_reg, emit_initial_value_sets): Move prototypes
3108 from integrate.h to here.
3109 (initial_value_entry): New prototype.
3110 * reload.h (allocate_initial_values): Remove prototype.
3111 * tree.h (set_decl_abstract_flags, set_decl_origin_self): Likewise.
3112 * cse.c (fixed_base_plus_p): Don't handle virtual registers for
3114 * dwarf2out.c (set_decl_origin_self, set_block_origin_self,
3115 set_decl_abstract_flags, set_block_abstract_flags): Move from
3116 integrate.c to here, the only user.
3117 * expmed.c (extract_fixed_bit_field): Remove outdated comment
3119 * function.c: Don't include integrate.h.
3120 (struct initial_value_pair, struct initial_value_struct,
3121 get_hard_reg_initial_val, has_hard_reg_initial_val,
3122 get_hard_reg_initial_reg, emit_initial_value_sets): Move from
3123 integrate.c to here.
3124 (initial_value_entry): New function.
3125 * genemit.c (main): Don't print integrate.h include line.
3126 * ira.c: Don't include integrate.h.
3127 (allocate_initial_values): Move from integrate.c to here.
3128 (ira): Update allocate_initial_values call.
3129 * tree-inline.c: Don't include integrate.h.
3130 (function_attribute_inlinable_p): Moved from integrate.c to here.
3131 * cfgexpand.c: Don't include integrate.h.
3132 * except.c: Likewise.
3133 * langhooks.c: Likewise.
3134 * passes.c: Likewise.
3135 * toplev.c: Likewise.
3136 * config/frv/frv.c: Likewise.
3137 * config/pa/pa.c: Likewise.
3138 * config/spu/spu.c: Likewise.
3139 * config/epiphany/epiphany.c: Likewise.
3140 * config/mep/mep.c: Likewise.
3141 * config/score/score.c: Likewise.
3142 * config/picochip/picochip.c: Likewise.
3143 * config/sh/sh.c: Likewise.
3144 * config/alpha/alpha.c: Likewise.
3145 * config/microblaze/microblaze.c: Likewise.
3146 * config/mips/mips.c: Likewise.
3147 * config/v850/v850.c: Likewise.
3148 * config/mmix/mmix.c: Likewise.
3149 * config/bfin/bfin.c: Likewise.
3150 * config/arm/arm.c: Likewise.
3151 * config/s390/s390.c: Likewise.
3152 * config/m32r/m32r.c: Likewise.
3153 * config/rs6000/rs6000.c: Likewise.
3154 * config/c6x/c6x.c: Include function.h instead of integrate.h.
3155 * config/tilegx/tilegx.c: Likewise.
3156 * config/tilepro/tilepro.c: Likewise.
3158 2012-05-29 Georg-Johann Lay <avr@gjlay.de>
3160 * config/avr/t-avr (s-avr-mmcu-texi): Call
3161 gen-avr-mmcu-texi$(build_exeext) via ./ and don't assume . is in PATH.
3163 2012-05-29 Michael Matz <matz@suse.de>
3165 * rtl.h (assign_stack_temp, assign_stack_temp_for_type,
3166 assign_temp): Remove 'keep' argument.
3167 (mark_temp_addr_taken): Remove prototype.
3168 * tree.h (expand_decl): Remove prototype.
3169 * function.c (struct temp_slot): Remove addr_taken and keep member.
3170 (assign_stack_temp_for_type) Don't initialize above, remove
3172 (assign_stack_temp, assign_temp): Remove keep argument.
3173 (mark_temp_addr_taken): Remove.
3174 (preserve_temp_slots): Remove handling of addr_taken and keep members.
3175 (free_temp_slots): Ditto.
3176 * expr.c (expand_expr_real_1 <COMPOUND_LITERAL_EXPR>): Remove
3178 * stmt.c (expand_asm_operands): Remove dead code.
3179 (expand_decl): Remove.
3180 * c-decl.c (finish_struct): Don't call expand_decl.
3181 * builtins.c (expand_builtin_cexpi): Adjust calls to assign_temp
3182 and assign_stack_temp.
3183 * calls.c (save_fixed_argument_area, initialize_argument_information,
3184 expand_call, emit_library_call_value_1, store_one_arg): Ditto.
3185 * expmed.c (extract_bit_field_1): Ditto.
3186 * expr.c (emit_group_load_1, emit_group_store,
3187 copy_blkmode_from_reg, emit_push_insn, expand_assignment,
3188 store_field, expand_constructor, expand_cond_expr_using_cmove,
3189 expand_expr_real_2, expand_expr_real_1): Ditto.
3190 * stmt.c (expand_asm_operands, expand_return): Ditto.
3192 * function.c (pop_temp_slots): Call free_temp_slots.
3193 * calls.c (store_one_arg): Don't call preserve_temp_slots or
3195 * expr.c (expand_assignment): Don't call free_temp_slots.
3197 * config/arm/arm.c (neon_expand_vector_init): Ditto.
3198 * config/i386/i386.c (ix86_expand_vector_set): Ditto.
3199 (ix86_expand_vector_extract): Ditto.
3200 * config/ia64/ia64.c (spill_xfmode_rfmode_operand,
3201 ia64_expand_movxf_movrf): Ditto.
3202 * config/mips/mips.c (mips_expand_vi_general): Ditto.
3203 * config/mmix/mmix.md (floatdisf2, floatunsdisf2, truncdfsf2,
3204 extendsfdf2): Ditto.
3205 * config/rs6000/rs6000.c (rs6000_expand_vector_init,
3206 rs6000_expand_vector_set, rs6000_expand_vector_extract,
3207 rs6000_allocate_stack_temp): Ditto.
3208 * config/rs6000/rs6000.md (fix_trunctfsi2_fprs): Ditto.
3209 * config/sparc/sparc.c (emit_soft_tfmode_libcall,
3210 sparc_emit_float_lib_cmp, sparc_emit_float_lib_cmp,
3211 sparc_expand_vector_init): Ditto.
3213 2012-05-29 Michael Matz <matz@suse.de>
3215 * c-tree.h (c_expand_decl): Remove prototype.
3217 * expr.c (expand_expr_real_1 <normal_inner_ref>): Don't allocate
3219 (expand_expr_real_1 <COMPOUND_LITERAL_EXPR>): Make unreachable.
3220 * gimple-fold.c (canonicalize_constructor_val): Canonicalize
3221 COMPOUND_LITERAL_EXPR.
3222 * function.c (expand_function_start): Don't call expand_decl,
3223 instead assert that we have RTL assigned.
3224 * tree-ssa-live.c (remove_unused_locals): Clear
3225 nonlocal_goto_save_area if its backing variable is removed.
3226 * stmt.c (expand_asm_operands): Remove handling of non-lvalues
3228 (expand_decl): Assert that this does nothing.
3229 * calls.c (expand_call): Don't call mark_temp_addr_taken.
3231 2012-05-29 Richard Guenther <rguenther@suse.de>
3233 PR tree-optimization/53516
3234 * tree-data-ref.c (stmt_with_adjacent_zero_store_dr_p): Reject
3236 * tree-vect-data-refs.c (vect_analyze_data_refs): Likewise.
3238 2012-05-29 Joseph Myers <joseph@codesourcery.com>
3240 * LANGUAGES: Fix typos.
3241 * Makefile.in: Fix typos.
3242 * alias.c: Fix typos.
3243 * auto-inc-dec.c: Fix typos.
3244 * bb-reorder.c: Fix typos.
3245 * cfgcleanup.c: Fix typos.
3246 * cgraph.c: Fix typos.
3247 * cgraph.h: Fix typos.
3248 * cgraphunit.c: Fix typos.
3249 * collect2-aix.h: Fix typos.
3250 * collect2.c: Fix typos.
3251 * compare-elim.c: Fix typos.
3252 * config/alpha/vms.h: Fix typos.
3253 * config/arm/README-interworking: Fix typos.
3254 * config/arm/arm.c: Fix typos.
3255 * config/arm/iterators.md: Fix typos.
3256 * config/arm/vxworks.h: Fix typos.
3257 * config/avr/avr.c: Fix typos.
3258 * config/avr/avr.h: Fix typos.
3259 * config/avr/avr.md: Fix typos.
3260 * config/avr/builtins.def: Fix typos.
3261 * config/c6x/c6x.c: Fix typos.
3262 * config/cr16/cr16.c: Fix typos.
3263 * config/cr16/cr16.md: Fix typos.
3264 * config/cris/cris.md: Fix typos.
3265 * config/darwin.c: Fix typos.
3266 * config/darwin.opt: Fix typos.
3267 * config/i386/i386-c.c: Fix typos.
3268 * config/i386/i386.c: Fix typos.
3269 * config/ia64/ia64.c: Fix typos.
3270 * config/m68k/cf.md: Fix typos.
3271 * config/mep/mep.c: Fix typos.
3272 * config/microblaze/microblaze.c: Fix typos.
3273 * config/microblaze/microblaze.h: Fix typos.
3274 * config/mn10300/mn10300.c: Fix typos.
3275 * config/mn10300/mn10300.md: Fix typos.
3276 * config/pa/pa.c: Fix typos.
3277 * config/picochip/picochip.h: Fix typos.
3278 * config/rs6000/a2.md: Fix typos.
3279 * config/rs6000/rs6000.c: Fix typos.
3280 * config/rs6000/vector.md: Fix typos.
3281 * config/rx/rx.md: Fix typos.
3282 * config/rx/rx.opt: Fix typos.
3283 * config/s390/2097.md: Fix typos.
3284 * config/s390/s390.c: Fix typos.
3285 * config/s390/s390.h: Fix typos.
3286 * config/sh/sh.c: Fix typos.
3287 * config/sh/sh.md: Fix typos.
3288 * config/sparc/sync.md: Fix typos.
3289 * config/spu/spu.c: Fix typos.
3290 * config/spu/spu.md: Fix typos.
3291 * config/vms/vms.c: Fix typos.
3292 * config/vxworks-dummy.h: Fix typos.
3293 * config/vxworks.h: Fix typos.
3294 * cselib.c: Fix typos.
3295 * df-scan.c: Fix typos.
3297 * doc/extend.texi: Fix typos.
3298 * doc/install.texi: Fix typos.
3299 * doc/invoke.texi: Fix typos.
3300 * doc/md.texi: Fix typos.
3301 * doc/plugins.texi: Fix typos.
3302 * doc/rtl.texi: Fix typos.
3304 * dwarf2asm.c: Fix typos.
3305 * dwarf2out.c: Fix typos.
3306 * except.h: Fix typos.
3307 * expr.c: Fix typos.
3308 * fold-const.c: Fix typos.
3310 * gcse.c: Fix typos.
3311 * genautomata.c: Fix typos.
3312 * gengtype-state.c: Fix typos.
3313 * gengtype.c: Fix typos.
3314 * genhooks.c: Fix typos.
3315 * gimple-fold.c: Fix typos.
3316 * gimple-pretty-print.c: Fix typos.
3317 * gimple.c: Fix typos.
3318 * gimple.h: Fix typos.
3319 * gimplify.c: Fix typos.
3320 * graphite-interchange.c: Fix typos.
3321 * graphite-sese-to-poly.c: Fix typos.
3322 * ifcvt.c: Fix typos.
3323 * input.c: Fix typos.
3324 * ipa-cp.c: Fix typos.
3325 * ipa-inline-analysis.c: Fix typos.
3326 * ipa-inline-transform.c: Fix typos.
3327 * ipa-inline.c: Fix typos.
3328 * ipa-pure-const.c: Fix typos.
3329 * ipa-ref.h: Fix typos.
3330 * ipa-reference.c: Fix typos.
3331 * ipa-utils.c: Fix typos.
3333 * ira-emit.c: Fix typos.
3334 * ira-lives.c: Fix typos.
3335 * lto-streamer.c: Fix typos.
3336 * lto-streamer.h: Fix typos.
3337 * lto-wrapper.c: Fix typos.
3339 * mode-switching.c: Fix typos.
3340 * modulo-sched.c: Fix typos.
3341 * plugin.c: Fix typos.
3342 * postreload.c: Fix typos.
3343 * sched-deps.c: Fix typos.
3344 * sel-sched-ir.c: Fix typos.
3345 * sel-sched-ir.h: Fix typos.
3346 * sel-sched.c: Fix typos.
3347 * sese.c: Fix typos.
3348 * stor-layout.c: Fix typos.
3349 * target-hooks-macros.h: Fix typos.
3350 * target.def: Fix typos.
3351 * trans-mem.c: Fix typos.
3352 * tree-eh.c: Fix typos.
3353 * tree-predcom.c: Fix typos.
3354 * tree-sra.c: Fix typos.
3355 * tree-ssa-address.c: Fix typos.
3356 * tree-ssa-loop-ivopts.c: Fix typos.
3357 * tree-ssa-loop-niter.c: Fix typos.
3358 * tree-ssa-math-opts.c: Fix typos.
3359 * tree-ssa-pre.c: Fix typos.
3360 * tree-ssa-propagate.c: Fix typos.
3361 * tree-ssa-reassoc.c: Fix typos.
3362 * tree-ssa-sccvn.c: Fix typos.
3363 * tree-ssa-ter.c: Fix typos.
3364 * tree-ssa-uninit.c: Fix typos.
3365 * tree-ssanames.c: Fix typos.
3366 * tree-vect-generic.c: Fix typos.
3367 * tree-vect-slp.c: Fix typos.
3368 * tree.c: Fix typos.
3369 * tree.h: Fix typos.
3370 * varasm.c: Fix typos.
3371 * varpool.c: Fix typos.
3373 2012-05-29 Joseph Myers <joseph@codesourcery.com>
3375 * doc/include/texinfo.tex: Update to version 2012-05-16.16.
3377 2012-05-29 Richard Guenther <rguenther@suse.de>
3379 * tree-dfa.c (find_vars_r): Do not call add_referenced_vars
3381 (add_referenced_var_1): Re-organize. Assert we are not
3383 (remove_referenced_var): Likewise.
3384 * varpool.c (add_new_static_var): Use create_tmp_var_raw.
3385 * tree-mudflap.c (execute_mudflap_function_ops): Do not
3386 call add_referenced_var on globals.
3387 * matrix-reorg.c (transform_access_sites): Likewise.
3389 2012-05-29 Steven Bosscher <steven@gcc.gnu.org>
3391 * alias.c (reg_known_value): Make this a VEC.
3392 (reg_known_equiv_p): Make this an sbitmap.
3393 (reg_known_value_size): Remove.
3394 (get_reg_known_value, set_reg_known_value, get_reg_known_equiv_p,
3395 set_reg_known_equiv_p): Update for reg_known_value and
3396 reg_known_value_size data structure change.
3397 (init_alias_analysis, end_alias_analysis): Likewise.
3399 2012-05-29 Jakub Jelinek <jakub@redhat.com>
3402 * input.c (read_line): Use XRESIZEVEC instead of XNEWVEC
3403 to avoid leaking memory. No need to handle memory allocation
3404 failure. Double string_len on each reallocation instead of adding 2.
3405 * gcov.c (read_line): Likewise.
3407 2012-05-29 Hans-Peter Nilsson <hp@axis.com>
3409 * config/cris/cris.h (TARGET_HAS_BREAK, TARGET_TRAP_USING_BREAK8):
3411 * config/cris/cris.md ("trap"): Define, enabled for
3412 TARGET_TRAP_USING_BREAK8.
3413 * config/cris/cris.opt (mtrap-using-break8): New option.
3415 2012-05-28 Paolo Carlini <paolo.carlini@oracle.com>
3418 * doc/invoke.texi: Document -Wmissing-braces not enabled by -Wall
3421 2012-05-28 Hans-Peter Nilsson <hp@axis.com>
3423 * doc/md.texi (stack_protect_test): Remove negation of branch to label.
3424 (Standard Names): Fix typos in documentation of atomic patterns.
3426 2012-05-27 Nathan Sidwell <nathan@acm.org>
3428 * tree.c (build_constructor): Propagate TREE_SIDE_EFFECTS.
3430 2012-05-26 Jason Merrill <jason@redhat.com>
3433 * c-typeck.c (array_to_pointer_conversion): Give -Wc++-compat warning
3434 about array compound literals.
3436 2012-05-26 Eric Botcazou <ebotcazou@adacore.com>
3438 * cfgcleanup.c (try_optimize_cfg): Do not delete forwarder blocks
3439 if CLEANUP_NO_INSN_DEL.
3440 * cfgrtl.c (unique_locus_on_edge_between_p): New function extracted
3441 from cfg_layout_merge_blocks.
3442 (emit_nop_for_unique_locus_between): New function.
3443 (rtl_merge_blocks): Invoke emit_nop_for_unique_locus_between.
3444 (cfg_layout_merge_blocks): Likewise.
3446 2012-05-26 Dimitrios Apostolou <jimis@gmx.net>
3447 Paolo Bonzini <bonzini@gnu.org>
3449 * df-scan.c (df_def_record_1): Assert a parallel must contain an
3450 EXPR_LIST at this point. Receive the LOC and move its extraction...
3451 (df_defs_record): ... here. Change if-else to a switch statement.
3452 (df_find_hard_reg_defs, df_find_hard_reg_defs_1): New.
3453 (df_get_call_refs): Changed defs_generated from bitmap to HARD_REG_SET
3454 and compute it from df_find_hard_reg_defs(). Record DF_REF_BASE
3455 DEFs in REGNO order. Use HARD_REG_SET instead of bitmap for
3456 regs_invalidated_by_call.
3457 (df_insn_refs_collect): Record DF_REF_REGULAR DEFs after
3460 2012-05-25 Eric Botcazou <ebotcazou@adacore.com>
3463 * tree-inline.c (remap_gimple_op_r): Fix handling of FIELD_DECL.
3464 * tree.c (RETURN_TRUE_IF_VAR): Do not return true for PLACEHOLDER_EXPR.
3466 2012-05-25 Michael Meissner <meissner@linux.vnet.ibm.com>
3468 * config/rs6000/t-linux64: Delete the 32-bit multilib that uses
3469 software floating point emulation. No longer build the multilibs
3470 with -mstrict-align.
3472 2012-05-25 Aldy Hernandez <aldyh@redhat.com>
3475 * trans-mem.c (ipa_tm_create_version_alias): Output new_node if
3476 accessed indirectly.
3477 (ipa_tm_create_version): Same.
3479 2012-05-25 Uros Bizjak <ubizjak@gmail.com>
3482 * config/i386/i386.c (ix86_print_operand) <case 'O'>: Print '.' here.
3483 <case 'C', case 'c', case 'F', case 'f'>: Print '.' only for C and c.
3485 2012-05-25 Alexander Ivchenko <alexander.ivchenko@intel.com>
3488 * config/i386/i386.c (ix86_expand_vec_perm): Use correct op.
3489 (ix86_expand_vec_perm): Use int mode instead of float.
3490 (expand_vec_perm_pshufb): Remove handling of useseless type
3493 2012-05-25 Eric Botcazou <ebotcazou@adacore.com>
3496 * config.gcc (i[34567]86-*-mingw* | x86_64-*-mingw*): Set gas and
3497 gnu_ld variables to yes.
3498 * configure.ac (HAVE_GNU_LD): Move to after config.gcc inclusion.
3499 (HAVE_GNU_AS): Likewise.
3500 * config.in: Regenerate.
3501 * configure: Likewise.
3503 2012-05-25 Tristan Gingold <gingold@adacore.com>
3505 * config/i386/i386.c (struct ix86_frame): Remove unused frame field.
3506 (ix86_compute_frame_layout): Fix type of stack_alignment_needed
3507 and preferred_alignment.
3509 2012-05-25 Tristan Gingold <gingold@adacore.com>
3511 * common/config/ia64/ia64-common.c (ia64_except_unwind_info): Fix typo.
3513 2012-05-25 Thomas Schwinge <thomas@codesourcery.com>
3515 * fold-const.c (optimize_bit_field_compare): Abort early in the strict
3516 volatile bitfields case.
3518 2012-05-24 Pat Haugen <pthaugen@us.ibm.com>
3520 * config/rs6000/rs6000.c (rs6000_option_override_internal): Change
3521 rs6000_sched_costly_dep default to true_store_to_load_dep_costly.
3522 (adjacent_mem_locations): Move some code to and call...
3523 (get_memref_parts): ...new function.
3524 (mem_locations_overlap): New function.
3525 (rs6000_adjust_priority): Adjust calls to is_load_insn/is_store_insn.
3526 (is_mem_ref): Rename to...
3527 (find_mem_ref): ...this. Return MEM rtx.
3528 (get_store_dest): Remove function.
3529 (is_load_insn1, is_load_insn, is_store_insn1, is_store_insn): Add
3530 new parameter and adjust calls.
3531 (rs6000_is_costly_dependence): Update calls for extra arg. Make sure
3532 mem refs overlap for true_store_to_load_dep_costly.
3533 (rs6000_sched_reorder2): Update calls for extra arg. Adjust args
3534 passed to adjacent_mem_locations.
3535 (is_costly_group): Walk resolved dependency list.
3536 (force_new_group): Emit group ending nop for Power6/Power7.
3537 * config/rs6000/rs6000.md (UNSPEC_GRP_END_NOP): New enum value.
3538 (group_ending_nop): New define_insn.
3540 2012-05-24 Dodji Seketeli <dodji@redhat.com>
3542 Make unwound macro expansion trace less redundant
3543 * tree-diagnostic.c (maybe_unwind_expanded_macro_loc): Don't print
3544 context of macro definition in the trace, when it's redundant.
3547 2012-05-24 Richard Guenther <rguenther@suse.de>
3550 * tree-profile.c (tree_profiling): Cleanup the CFG if
3551 execute_fixup_cfg requests it.
3553 2012-05-24 Richard Guenther <rguenther@suse.de>
3555 * tree-flow.h (create_var_ann): Remove.
3556 * tree-dfa.c (create_var_ann): Remove and inline into its
3558 (add_referenced_var_1): ... here.
3559 * varpool.c (add_new_static_var): Do not call add_referenced_var
3561 * gimple-fold.c (canonicalize_constructor_val): Likewise.
3562 * tree-switch-conversion.c (build_one_array): Likewise.
3563 * tree-profile.c (gimple_gen_ic_profiler): Likewise.
3564 * tree-flow-inline.h (gimple_referenced_vars): Guard against
3566 * tree-inline.c (remap_gimple_op_r): Likewise. Check
3567 gimple_referenced_vars instead of gimple_in_ssa_p.
3568 (copy_tree_body_r): Likewise.
3569 (setup_one_parameter): Likewise.
3570 (declare_return_variable): Likewise.
3571 (tree_function_versioning): Likewise.
3573 2012-05-24 Jakub Jelinek <jakub@redhat.com>
3575 PR tree-optimization/53465
3576 * tree-vrp.c (extract_range_from_cond_expr): First copy_value_range
3577 vr0 into *vr, then vrp_meet that.
3578 (vrp_meet): If one vr type is VR_UNDEFINED, ensure the result doesn't
3579 have any equivalences.
3580 (vrp_visit_phi_node): Call copy_value_range instead of vrp_meet the
3583 2012-05-24 Jim MacArthur <jim.macarthur@arm.com>
3585 * recog.c (reg_fits_class_p): Check both regno and regno + offset are
3587 * regs.h (in_hard_reg_set_p): Assert that regno is a hard register and
3588 check end_regno - 1 is a hard register.
3590 2012-05-24 Richard Guenther <rguenther@suse.de>
3592 * varpool.c (add_new_static_var): Remove call to create_var_ann.
3593 * tree-ssa-operands.c (create_vop_var): Likewise.
3595 2012-05-24 Richard Guenther <rguenther@suse.de>
3598 * tree-ssa-live.c (remove_unused_scope_block_p): Properly
3600 (remove_unused_locals): Pass global_unused_vars to
3601 remove_unused_scope_block_p. Restore code walking all
3602 referenced vars and pruning them.
3604 2012-05-23 Jan Hubicka <jh@suse.cz>
3606 * tree.h (alias_diag_flags): Remove.
3607 (alias_pair): Remove emitted_diags.
3608 (finish_aliases_1, finish_aliases_2, remove_unreachable_alias_pairs,
3609 symbol_alias_set_t, symbol_alias_set_destroy,
3610 symbol_alias_set_contains, propagate_aliases_backward): Remove.
3611 * toplev.c (compile_file): Do not call finish_aliases_2
3612 * cgraphunit.c (cgraph_process_new_functions): Do not call
3614 (handle_alias_pairs): Output diagnostics about aliases to externals.
3615 (assemble_thunks_and_aliases): Use do_assemble_alias.
3616 (output_weakrefs): Likewise.
3617 (finalize_compilation_unit): Do not call finish_aliases_1.
3618 * ipa.c (symtab_remove_unreachable_nodes): De not call
3619 remove_unreachable_alias_pairs.
3620 * varasm.c (do_assemble_alias): Export.
3621 (symbol_alias_set_create, symbol_alias_set_destroy,
3622 symbol_alias_set_contains, symbol_alias_set_insert,
3623 propagate_aliases_forward, propagate_aliases_backward,
3624 propagate_aliases_backward, trivially_visible_alias,
3625 trivially_defined_alias, remove_unreachable_alias_pairs,
3626 finish_aliases_1, finish_aliases_2, assemble_alias): Remove.
3627 * output.h (do_assemble_alias): Declare.
3628 * varpool.c (varpool_remove_unreferenced_decls): Do not call
3631 2012-05-23 Martin Jambor <mjambor@suse.cz>
3633 * ipa-inline-analysis.c (inline_merge_summary): Free operand_map.
3635 2012-05-23 Eric Botcazou <ebotcazou@adacore.com>
3637 * gimple.c (gimple_types_compatible_p_1) <ARRAY_TYPE>: Remove bogus
3639 (gimple_canonical_types_compatible_p) <ARRAY_TYPE>: Likewise.
3640 (iterative_hash_gimple_type): Adjust comment.
3641 (iterative_hash_canonical_type): Likewise. Hash the bounds of the
3642 domain for an array type instead of the domain type itself.
3644 2012-05-23 Richard Guenther <rguenther@suse.de>
3646 PR tree-optimization/53438
3647 * tree-sra.c (analyze_access_subtree): Correct bitfield exclusion.
3649 2012-05-23 Georg-Johann Lay <avr@gjlay.de>
3652 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Don't inhibit .p2align 1.
3653 * config/avr/elf.h (ASM_OUTPUT_BEFORE_CASE_LABEL): Use
3656 2012-05-23 Richard Guenther <rguenther@suse.de>
3658 * tree-dfa.c (add_referenced_var_1): Do not add global vars.
3659 * tree-ssa-live.c (mark_all_vars_used_1): Handle global vars
3660 via the global_unused_vars bitmap.
3661 (remove_unused_locals): Handle global vars in local-decls via
3662 a global_unused_vars bitmap instead of the used flag in the
3663 var annotation. Simplify global variable handling and removal.
3665 2012-05-22 Jan Hubicka <jh@suse.cz>
3668 * tree-ssa-structalias.c (create_variable_info_for): Skip constructors
3669 from other partitions.
3671 2012-05-22 Jan Hubicka <jh@suse.cz>
3674 * symtab.c (symtab_register_node): Fix ordering issue.
3676 2012-05-22 Steven Drake <sbd@NetBSD.org>
3678 * gcc.c (do_spec_1): Add %M spec token to output multilib_os_dir.
3680 2012-05-22 David Edelsohn <dje.gcc@gmail.com>
3682 * config/rs6000/rs6000.c (rs6000_aix_asm_output_dwarf_table_ref):
3683 Use strip_name_encoding target hook.
3685 2012-05-22 Richard Guenther <rguenther@suse.de>
3687 * tree.h (VAR_DECL_IS_VIRTUAL_OPERAND): New.
3688 (init_function_for_compilation): Remove.
3689 * tree-dfa.c (find_vars_r): Take struct function argument.
3690 (find_referenced_vars_in): Adjust.
3691 * tree-ssa-operands.c (clobber_stats): Remove.
3692 (create_vop_var): Take struct function argument. Mark
3693 virtual operand with VAR_DECL_IS_VIRTUAL_OPERAND.
3694 (init_ssa_operands): Take struct function argument.
3695 (fini_ssa_operands): Do not dump dead stats.
3696 * tree-ssa-operands.h (init_ssa_operands): Take struct function
3698 * cgraphunit.c (init_lowered_empty_function): Adjust.
3699 * lto-streamer-in.c (input_cfg): Likewise.
3700 * tree-inline.c (initialize_cfun): Likewise.
3701 * tree-into-ssa.c (rewrite_into_ssa): Likewise.
3702 * omp-low.c (expand_omp_taskreg): Likewise. Avoid switching cfun.
3703 * gimple.c (is_gimple_reg): Optimize the SSA_NAME case,
3704 virtual operands are not registers.
3706 2012-05-22 Richard Guenther <rguenther@suse.de>
3708 * tree-cfg.c (verify_gimple_assign_unary): Fix typo in previous commit.
3710 2012-05-22 Richard Guenther <rguenther@suse.de>
3713 * tree-inline.c (setup_one_parameter): Create a dummy init
3714 statement for unused parameters when not optimizing.
3716 2012-05-22 Richard Guenther <rguenther@suse.de>
3718 * tree-flow.h (add_referenced_var_1): Declare.
3719 (add_referenced_var): Define.
3720 * tree-dfa.c (referenced_var_check_and_insert): Avoid one hash lookup.
3721 (add_referenced_var): Rename to ...
3722 (add_referenced_var_1): ... this. Take struct function argument.
3724 2012-05-22 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
3727 * config/arm/arm-protos.h (arm_validize_comparison): Declare.
3728 * config/arm/arm.c (arm_validize_comparison): Define.
3729 * config/arm/arm.md ("cbranchsi4"): Cleanup expansion and use
3730 arm_validize_comparison.
3731 ("cbranchdi4"): Likewise.
3732 ("cstoredi4"): Likewise.
3733 ("movsicc"): Likewise.
3734 ("movsfcc"): Likewise.
3735 ("movdfcc"): Likewise.
3737 2012-05-22 Dimitrios Apostolou <jimis@gmx.net>
3739 * df-scan.c (df_scan_alloc): Round up allocation pools size, reduce
3740 the mw_reg_pool size.
3742 2012-05-22 Paolo Bonzini <bonzini@gnu.org>
3744 PR tree-optimization/53336
3745 * tree-cfg.c (verify_gimple_assign_unary): Allow conversion from
3746 non-integer integral types to offset type and vice versa.
3748 2012-05-22 Alan Modra <amodra@gmail.com>
3750 * config/rs6000/aix.h (FP_SAVE_INLINE, GP_SAVE_INLINE): Delete.
3751 * config/rs6000/darwin.h (FP_SAVE_INLINE, GP_SAVE_INLINE): Delete.
3752 * config/rs6000/sysv4.h (FP_SAVE_INLINE, GP_SAVE_INLINE,
3753 V_SAVE_INLINE): Delete.
3754 * config/rs6000/rs6000.c (V_SAVE_INLINE): Delete.
3755 (rs6000_savres_strategy): Reimplement GP/FP/V_SAVE_INLINE logic.
3756 For ELF targets, use out-of-line restores for -Os and any number
3757 of regs if the restore exits, and out-of-line gp save for two or
3758 more regs. Use save_reg_p to test for holes in reg restore set.
3759 Replace "#if" with "if".
3761 2012-05-22 Alan Modra <amodra@gmail.com>
3763 * config/rs6000/rs6000.c (save_reg_p): New function.
3764 (first_reg_to_save, first_fp_reg_to_save): Use it here.
3765 (first_altivec_reg_to_save, restore_saved_cr): Likewise.
3766 (emit_frame_save): Use gen_frame_store.
3767 (gen_frame_mem_offset): Correct SPE condition requiring reg+reg.
3768 (rs6000_emit_prologue): Use save_reg_p. Use gen_frame_store for
3770 (rs6000_emit_epilogue): Use save_reg_p. Use gen_frame_load for
3771 vrsave, toc, gp and fp restores.
3773 2012-05-22 Alan Modra <amodra@gmail.com>
3775 * config/rs6000/rs6000.c: Delete unnecessary forward declarations.
3776 Move those with ATTRIBUTE_UNUSED to immediately before definitions.
3777 Move function pointer variables after forward declarations.
3778 (rs6000_builtin_support_vector_misalignment): Make static.
3779 (rs6000_legitimate_address_p, rs6000_gimplify_va_arg): Likewise.
3780 (rs6000_function_value, rs6000_can_eliminate): Likewise.
3782 2012-05-21 Bernd Schmidt <bernds@codesourcery.com>
3784 PR rtl-optimization/53373
3785 * caller-save.c (save_call_clobbered_regs): Look into a possible
3786 PARALLEL manually rather than using single_set on a call insn.
3788 2012-05-21 Jakub Jelinek <jakub@redhat.com>
3790 PR tree-optimization/53436
3791 * omp-low.c (omp_build_component_ref): New function.
3792 (build_receiver_ref, build_sender_ref, create_task_copyfn): Use it.
3794 2012-05-21 Uros Bizjak <ubizjak@gmail.com>
3796 * config/i386/i386.c (put_condition_code): Change "reverse" and "fp"
3798 (ix86_print_operand) <case 'O'>: Look at mode size of the operand.
3799 Do not print '.' here. Output operand lossage error for unhandled
3804 <case 'z'>: Hardcode "code" argument into error strings.
3806 <case 'D'>: Merge AVX and non-AVX codes.
3807 <case 'C', case 'c', case 'F', case 'f'>: Merge. Fix error string.
3808 Update call to put_condition_code.
3810 2012-05-21 Andreas Schwab <schwab@linux-m68k.org>
3812 * config/m68k/m68k.md (*clzsi2_cf): Renamed from clzsi2. Call
3814 (clzsi2): New expander.
3815 (*clzsi2_68k): New insn.
3816 * config/m68k/m68k.h: Update comment about CLZ_DEFINED_VALUE_AT_ZERO.
3818 2012-05-21 Aldy Hernandez <aldyh@redhat.com>
3820 * gimple.h (gimple_set_in_transaction): Remove.
3821 (gimple_in_transaction): Look in BB instead.
3822 (gimple_statement_base): Remove in_transaction field.
3823 * basic-block.h (enum bb_flags): Add BB_IN_TRANSACTION.
3824 * trans-mem.c (compute_transaction_bits): Place transaction bit
3825 information into basic blocks.
3827 2012-05-21 Andreas Schwab <schwab@linux-m68k.org>
3829 * expr.c (get_def_for_expr_class): Define only if
3830 HAVE_conditional_move.
3831 (convert_tree_comp_to_rtx): Likewise.
3833 2012-05-21 Uros Bizjak <ubizjak@gmail.com>
3836 * config/i386/i386.md (ffs<mode>2): Generate CCCmode compare
3838 (ffssi2_no_cmove): Ditto.
3839 (*ffs<mode>_1): Remove insn pattern.
3840 (*tzcnt<mode>_1): New insn pattern.
3841 (*bsf<mode>1): Ditto.
3843 2012-05-21 Richard Guenther <rguenther@suse.de>
3845 * tree-dfa.c (add_referenced_var): Do not walk DECL_INITIAL for
3846 more referenced vars.
3847 * tree-ssa-live.c (mark_all_vars_used_1): Only set the used
3848 flag on variables that have a var-annotation.
3850 2012-05-21 Joseph Myers <joseph@codesourcery.com>
3853 * c-typeck.c (build_conditional_expr): Remove C_MAYBE_CONST_EXPR
3854 from folded operands before wrapping another around the
3855 conditional expression.
3857 2012-05-21 Jakub Jelinek <jakub@redhat.com>
3859 PR tree-optimization/53366
3860 * tree-vect-slp.c (vect_supported_load_permutation_p): Don't shortcut
3861 tests if complex_numbers == 2, but there are non-complex number loads
3864 PR tree-optimization/53409
3865 * tree-vect-loop.c (vect_analyze_loop_operations): Don't check
3866 vinfo_for_stmt (op_def_stmt) if op_def_stmt isn't inside loop.
3868 PR tree-optimization/53410
3869 * fold-const.c (fold_binary_loc): Use build_zero_cst (type)
3870 instead of build_int_cst (type, 0) where vector types might be
3871 involved. Instead of build_int_cst (type, 1) convert the original
3872 integer_onep argument to the desired type.
3874 2012-05-21 Michael Matz <matz@suse.de>
3876 * genattrtab.c (attr_rtx_cost): Move earlier, start with cost being 1.
3877 (simplify_test_exp): Handle one more case of distributive law,
3878 decrease cost threshold.
3879 (tests_attr_p, get_attr_order): New functions.
3880 (optimize_attrs): Use topological order, inline only cheap values.
3881 (write_attr_set): Reset our_known_true after some time.
3883 2012-05-21 H.J. Lu <hongjiu.lu@intel.com>
3886 * config/i386/i386.c (type_natural_mode): Warn passing SSE
3887 vector argument without SSE enabled changes the ABI.
3889 2012-05-21 Richard Guenther <rguenther@suse.de>
3891 PR tree-optimization/53408
3892 * tree-vect-loop.c (vectorizable_induction): Properly check
3893 the restriction that we cannot handle induction results from
3894 the inner loop outside of the outer loop.
3896 2012-05-21 H.J. Lu <hongjiu.lu@intel.com>
3899 * config/i386/i386.md (UNSPEC_RDRAND): Renamed to ...
3900 (UNSPECV_RDRAND): This.
3901 (rdrand<mode>_1): Updated.
3903 2012-05-21 Richard Guenther <rguenther@suse.de>
3905 * tree-loop-distribution.c (can_generate_builtin): Reject
3908 2012-05-21 Chung-Lin Tang <cltang@codesourcery.com>
3910 * Makefile.in (options.c): Add options.h to included header
3913 2012-05-21 Razya Ladelsky <razya@il.ibm.com>
3915 * tree-parloops.c : Add myself to contributors, update
3916 TODO list, add link to wiki.
3918 2012-05-21 Alan Modra <amodra@gmail.com>
3920 * config/rs6000/predicates.md (input_operand): Don't match
3921 constant pool addresses. Remove label_ref, high and plus from
3922 match_code list. Remove redundant CONSTANT_P test.
3923 (splat_input_operand): Similarly update match_code list.
3924 (small_toc_ref): New predicate.
3925 * config/rs6000/rs6000-protos.h (toc_relative_expr_p): Update prototype.
3926 * config/rs6000/rs6000.c (tocrel_base, tocrel_offset): Make const.
3927 (legitimate_constant_pool_address_p): Move TARGET_TOC test and
3928 register checks to..
3929 (toc_relative_expr_p): ..here. Add "strict" param. Match new rtl
3930 generated by create_TOC_reference.
3931 (rs6000_legitimize_address): Update cerate_TOC_reference call.
3932 (rs6000_delegitimize_address): Handle new rtl for toc refs.
3933 (rs6000_cannot_force_const_mem, rs6000_find_base_term): Likewise.
3934 (use_toc_relative_ref): New function, split out from..
3935 (rs6000_emit_move): ..here. Remove redundant tests. Update
3936 create_TOC_reference calls.
3937 (rs6000_legitimize_reload_address): Formatting. Handle splitting
3938 of medium/large model toc addresses. Use use_toc_relative_ref.
3939 (print_operand): Formatting, style. Adjust for toc changes.
3940 (print_operand_address): Likewise.
3941 (rs6000_output_addr_const_extra): Likewise.
3942 (create_TOC_reference): Put TOC_REGISTER in UNSPEC_TOCREL rather
3943 than a PLUS. Use this formulation for both high and low part
3944 of -mcmodel=medium/large toc reference too. Before reload,
3945 always use the small model formulation.
3946 * config/rs6000/rs6000.md (tls_gd, tls_gd_high): Similarly avoid
3947 a PLUS in high part of addresses here.
3948 (tls_ld, tls_ld_high, tls_got_dtprel, tls_got_dtprel_high): Likewise.
3949 (tls_got_tprel, tls_got_tprel_high, largetoc_high): Likewise.
3950 (largetoc_high, largetoc_low): Move earlier. Cope when no
3952 (largetoc_high_plus): New insn.
3953 (movsi_internal1, movsi_internal1_single, movsf_softfloat,
3954 movdi_mfpgpr, movdi_internal64): Don't handle 'R' constraint here..
3955 (tocref): ..instead do so here, new insn and split.
3957 2012-05-20 H.J. Lu <hongjiu.lu@intel.com>
3959 * config/i386/driver-i386.c (host_detect_local_cpu): Support
3960 RDRND, F16C and FSGSBASE.
3962 2012-05-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3964 PR rtl-optimzation/53373
3965 * config/pa/pa.md (call_symref_pic): Don't expose PIC register save in
3966 call pattern. Update split patterns.
3967 (call_symref_64bit, call_reg_pic, call_reg_64bit, call_val_symref_pic,
3968 call_val_symref_64bit, call_val_reg_pic, call_val_reg_64bit): Likewise.
3970 2012-05-20 Razya Ladelsky <razya@il.ibm.com>
3972 * tree-parloops.c (gen_parallel_loop): Change many_iterations_cond
3975 2012-05-18 Jan Hubicka <jh@suse.cz>
3977 * cgraphunit.c (handle_alias_pairs): Declare; free alias_pairs
3978 (cgraph_process_new_functions): Process also aliases.
3979 * lto-streamer-out.c (struct sets): Remove.
3980 (trivally_defined_alias): Remove.
3981 (output_alias_pair_p): Remove.
3982 (output_unreferenced_globals): Remove.
3983 (produce_symtab); Do not handle alias pairs.
3984 (produce_asm_for_decls): Likewise.
3985 * lto-streamer-in.c (input_alias_pairs): Remove.
3986 (lto_read_body): Do not input alias pairs.
3987 (lto_input_constructors_and_inits): Remove.
3989 2012-05-18 Jan Hubicka <jh@suse.cz>
3991 * cgraphunit.c (handle_alias_pairs): Cleanup; handle all types of
3994 2012-05-18 Jan Hubicka <jh@suse.cz>
3996 * cgraphbuild.c (record_reference): Update.
3997 * lto-cgraph.c (lto_output_varpool_node): External vars
3998 are not in other partition even if they are not output
3999 in current partition.
4000 * gimple-fold.c (can_refer_decl_in_current_unit_p): Take FROM_DECL
4002 (canonicalize_constructor_val): Take FROM_DECL argument.
4003 (fold_ctor_reference, fold_string_cst_ctor_reference,
4004 fold_array_ctor_reference, fold_nonarray_ctor_reference,
4005 fold_ctor_reference): Likewise.
4006 (fold_const_aggregate_ref_1, gimple_get_virt_method_for_binfo): Update.
4007 * gimple.h (gimple_fold_builtin): Likewise.
4009 2012-05-18 Olivier Hainque <hainque@adacore.com>
4011 * Makefile.in (FLAGS_TO_PASS): Pass $(libexecsubdir) instead of
4012 $(libsubdir) as libexecsubdir.
4014 2012-05-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4016 * config/rs6000/rs6000.c (print_operand): Revise code that unsafely
4017 relied on signed overflow behavior.
4019 2012-05-18 Richard Guenther <rguenther@suse.de>
4021 PR tree-optimization/53346
4022 * tree-loop-distribution.c (ldist_gen): Make sure to apply
4023 builtin transform even when only a single partition with
4024 all reads/writes exists.
4026 2012-05-18 Richard Guenther <rguenther@suse.de>
4028 PR tree-optimization/53390
4029 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Ignore
4032 2012-05-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4034 * tree-ssa-reassoc.c (bip_map): Remove decl.
4035 (completely_remove_stmt): Remove function.
4036 (remove_def_if_absorbed_call): Remove function.
4037 (remove_visited_stmt_chain): Remove __builtin_powi handling.
4038 (possibly_move_powi): Remove function.
4039 (rewrite_expr_tree): Remove calls to possibly_move_powi.
4040 (rewrite_expr_tree_parallel): Likewise.
4041 (attempt_builtin_powi): Build multiplies explicitly rather than
4042 relying on the ops vector and rank system.
4043 (transform_stmt_to_copy): New function.
4044 (transform_stmt_to_multiply): Likewise.
4045 (reassociate_bb): Handle leftover operations after __builtin_powi
4046 optimization; build a final multiply if necessary.
4048 2012-05-18 Jan Hubicka <jh@suse.cz>
4050 * cgraphunit.c (varpool_finalize_decl): Allow external decls.
4051 (mark_functions_to_output): Fix sanity check.
4052 * ipa.c (function_and_variable_visibility): Remove TREE_STATIC check.
4054 2012-05-18 Richard Guenther <rguenther@suse.de>
4056 * tree-flow.h (mark_symbols_for_renaming): Remove.
4057 * tree-dfa.c (mark_symbols_for_renaming): Likewise.
4058 * tree-inline.c (copy_edges_for_bb): Do not mark symbols for renaming.
4059 (copy_debug_stmt): Likewise.
4060 (expand_call_inline): Likewise.
4061 (declare_return_variable): Mark the return variable for renaming
4064 2012-05-18 Andrew Stubbs <ams@codesourcery.com>
4066 * config/arm/arm-protos.h (arm_emit_coreregs_64bit_shift): New
4068 * config/arm/arm.c (arm_emit_coreregs_64bit_shift): New function.
4069 * config/arm/arm.md (ashldi3): Use arm_emit_coreregs_64bit_shift.
4070 (ashrdi3,lshrdi3): Likewise.
4071 (arm_cond_branch): Remove '*' to enable gen_arm_cond_branch.
4073 2012-05-18 Meador Inge <meadori@codesourcery.com>
4075 PR rtl-optimization/53352
4076 * cse.c (equiv_constant): Ignore paradoxical subregs.
4078 2012-05-17 Steven Bosscher <steven@gcc.gnu.org>
4080 PR rtl-optimization/53125
4081 * regstat.c (regstat_bb_compute_ri): Take new local_live_last_luid
4082 argument. Simplify calculation of REG_LIVE_LENGTH for regnos that
4083 die in the basic block. Correctly top off REG_FREQ and
4084 REG_FREQ_CALLS_CROSSED.
4086 (regstat_compute_ri): Allocate and free local_live_last_luid.
4088 (regstat_bb_compute_calls_crossed): Correctly top off
4089 REG_FREQ_CALLS_CROSSED.
4091 2012-05-17 Jan Hubicka <jh@suse.cz>
4093 * lto-symtab.c (lto_symtab_resolve_symbols): Preffer decl with
4094 constructor over decl without.
4095 * cgraph.c (cgraph_remove_node): Clear also body of unanalyzed nodes.
4096 * cgraph.h (varpool_can_remove_if_no_refs): Handle external correctly.
4097 * cgraphunit.c (process_function_and_variable_attributes): Finalize
4099 (mark_functions_to_output): Also accept bodies for functions with
4101 (output_in_order): Skip external vars.
4102 * lto-cgraph.c (lto_output_node): External functions are never in other
4104 (lto_output_varpool_node): Likewise.
4105 * lto-streamer-out.c (lto_write_tree): Always use error_mark_nodes for
4106 forgotten initializers.
4107 * ipa.c (process_references): Handle external vars.
4108 (symtab_remove_unreachable_nodes): Update to handle external vars.
4109 (varpool_externally_visible_p): External vars are externally visible.
4110 * gimple-fold.c (can_refer_decl_in_current_unit_p): Update.
4111 * varpool.c (varpool_remove_node): Remove constructor.
4112 (decide_is_variable_needed): Handle externals.
4113 (varpool_remove_unreferenced_decls): Likewise.
4115 2012-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
4117 * opts.c (common_handle_option): -pedantic-errors enables -Wpedantic.
4118 (enable_warning_as_error): Do not special case Wuninitialized.
4119 * optc-gen.awk: Add sanity checks.
4121 2012-05-17 Jan Hubicka <jh@suse.cz>
4123 * ipa-reference.c (is_proper_for_analysis): Do not check flags
4124 that might change as result of global optimization.
4125 (analyze_function): Do not check analyzed and externally_visible
4126 flags; be happy about address dereferences.
4127 (propagate): Prune all_module_statics so it really contains just
4128 statics; prune all the local summaries.
4129 (ipa_reference_write_optimization_summary): Simplify.
4131 2012-05-17 Kwok Cheung Yeung <kcy@codesourcery.com>
4133 * config/m68k/m68k-devices.def: Add 51ag, 51je, 51jf, 51jg, 51mm, 51qm.
4134 * config/m68k/m68k-tables.opt: Regenerated.
4135 * doc/invoke.texi (M680x0 Options): Document.
4137 2012-05-16 Dave Boutcher <daveboutcher@gmail.com>
4138 Patrick Marlier <patrick.marlier@gmail.com>
4140 * trans-mem.c (ipa_tm_transform_clone): Transform functions with
4143 2012-05-16 H.J. Lu <hongjiu.lu@intel.com>
4145 * configure: Regenerated.
4147 2012-05-16 Andrew Pinski <apinski@cavium.com>
4149 * gimple-fold.c (get_maxval_strlen): Move COND_EXPR handling under
4152 2012-05-16 David S. Miller <davem@davemloft.net>
4154 * jump.c (delete_related_insns): If we remove a CALL, make sure
4155 we delete it's NOTE_INSN_CALL_ARG_LOCATION note too.
4157 2012-05-16 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4159 PR tree-optimization/53217
4160 * tree-ssa-reassoc.c (bip_map): New static variable.
4161 (possibly_move_powi): Move feeding multiplies with __builtin_powi call.
4162 (attempt_builtin_powi): Save feeding multiplies on a stack.
4163 (reassociate_bb): Create and destroy bip_map.
4165 2012-05-16 Olivier Hainque <hainque@adacore.com>
4167 * Makefile.in (install-no-fixedincludes): New target, former toplevel
4168 gcc-no-fixedincludes. Stash "include-fixed" in addition to "include".
4169 Add comments and improve stamp preservation across the whole sequence.
4170 (stmp-int-hdrs): Use move-if-change + cp -p to setup fix_dir/limits.h.
4172 2012-05-16 Richard Guenther <rguenther@suse.de>
4174 * tree-inline.c (insert_init_stmt): Do not call
4175 mark_symbols_for_renaming.
4176 (setup_one_parameter): Avoid initializing unused parameters.
4177 (declare_return_variable): Properly handle DECL_BY_REFERENCE
4178 return vars in SSA form.
4180 2012-05-16 Richard Guenther <rguenther@suse.de>
4182 * tree-flow.h (get_virtual_var): Remove.
4183 * tree-dfa.c (get_virtual_var): Likewise.
4185 2012-05-16 Richard Guenther <rguenther@suse.de>
4187 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1):
4188 Remove set-only bitmap of new names.
4189 (slpeel_tree_peel_loop_to_edge): Likewise. Do not set
4191 * tree-flow.h (ssa_names_to_replace): Remove.
4192 * tree-into-ssa.c (ssa_names_to_replace): Likewise.
4194 2012-05-16 Richard Guenther <rguenther@suse.de>
4196 PR tree-optimization/53364
4197 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Properly
4198 detect a view-conversion of the decl.
4200 2012-05-16 Dodji Seketeli <dodji@redhat.com>
4202 PR preprocessor/7263
4203 * c-tree.h (enum c_declspec_word): Declare new enum.
4204 (struct c_declspecs::locations): New member.
4205 (declspecs_add_qual, declspecs_add_scspec)
4206 (declspecs_add_addrspace, declspecs_add_alignas): Take a new
4208 * c-decl.c (build_null_declspecs): Initialize the new struct
4209 c_declspecs::locations member.
4210 (declspecs_add_addrspace): Take a location parameter for the
4211 address space. Store it onto declaration specifiers.
4212 (declspecs_add_qual): Likewise, take a location parameter for the
4214 (declspecs_add_type): Likewise, take a location parameter for the
4216 (declspecs_add_scspec): Likewise, take a location parameter for
4217 the storage class specifier.
4218 (declspecs_add_attrs): Likewise, take a location parameter for the
4220 (declspecs_add_alignas): Likewise, take a location parameter for
4222 (finish_declspecs): For diagnostics, use the location of the
4223 relevant declspec, instead of the global input_location.
4224 * c-parser.c (c_parser_parameter_declaration): Pass the precise
4225 virtual location of the declspec to the declspecs-setters.
4226 (c_parser_declspecs): Likewise. Avoid calling c_parser_peek_token
4229 2012-05-16 Igor Zamyatin <igor.zamyatin@intel.com>
4231 * configure.ac: Stack protector enabling for Android targets.
4232 * configure: Regenerate.
4234 2012-05-16 Richard Sandiford <r.sandiford@uk.ibm.com>
4236 * ira.c (pseudo_move_insn): Delete.
4237 (find_moveable_pseudos): Don't set it.
4238 (move_unallocated_pseudos): Use DF_REG_DEF_CHAIN to find
4239 the definitions of the original pseudo. Delete all of them.
4241 2012-05-16 Olivier Hainque <hainque@adacore.com>
4243 * config/rs6000/rs6000-opts.h (enum processor_type): Add
4245 * config/rs6000/rs6000-cpus.def: Reference it for cpu="8548".
4246 * config/rs6000/rs6000.md (cpu attribute definition): Add ppc8548.
4247 * config/rs6000/8540.md: indicate that the units/patterns apply to
4250 * config/rs6000/rs6000.c (rs6000_option_override_internal): Rename
4251 default_cpu into implicit_cpu, conveying what --with-cpu was passed at
4252 configure time. Treat implicit_cpu as have_CPU. Pick defaults for SPE
4253 related flags, check that what is queried is supported by the selected
4254 configuration. Rework the single/double_float and MASK_STRING resets to
4255 hit for all the E500 cores (854x + E500MC variants). Select the ppc8540
4256 costs for PROCESSOR_PPC8548 as well.
4257 (rs6000_issue_rate): case CPU_PPC8548 together with CPU_PPC8540.
4258 (rs6000_use_sched_lookahead): Likewise, rewriting function as a case
4259 statement instead of a sequence of ifs.
4261 * config/rs6000/rs6000.h (TARGET_E500): Remove.
4262 (TARGET_NO_LWSYNC): Adjust accordingly.
4263 * config/rs6000/e500.h (TARGET_E500): Remove.
4264 (CHECK_E500_OPTIONS): Adjust accordingly.
4265 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove.
4266 (TARGET_DEFAULT): Reformat definition to match the one in linuxspe.h.
4267 * config/rs6000/linuxspe.h: Likewise.
4268 * config/rs6000/vxworks.h: Remove bogus TARGET_E500 overrides and
4269 superfluous comments.
4270 * config/rs6000/e500-double.h: Remove.
4272 * config.gcc (pick a default with_cpu): For powerpc*-*-*spe*,
4273 default to with_cpu=8548 if --enable-e500-double, and to 8540
4275 (set misc flags section): For powerpc*|rs6000*, remove inclusion
4276 of e500-double.h for --enable-e500-double.
4278 2012-05-16 Olivier Hainque <hainque@adacore.com>
4280 * Makefile.in (s-header-vars): Resort to -n instead of trailing
4281 -e d in sed invocation.
4283 2012-05-16 Hans-Peter Nilsson <hp@axis.com>
4285 * doc/tm.texi.in (Type Layout) <SIZE_TYPE>: Update reference to
4287 * doc/tm.texi: Regenerate.
4289 2012-05-15 Paolo Carlini <paolo.carlini@oracle.com>
4291 * tree.h (EXPR_LOCATION): Use CAN_HAVE_LOCATION_P.
4293 2012-05-15 Jakub Jelinek <jakub@redhat.com>
4296 * config/i386/i386.md (*addqi_2 peephole with QImode addition): Check
4297 that operands[2] is either immediate, or q_regs_operand.
4299 2012-05-15 Richard Guenther <rguenther@suse.de>
4301 * cgraphunit.c (thunk_adjust): Use make_rename_temp.
4302 (assemble_thunk): Likewise. Manually rename and register
4305 2012-05-15 Richard Guenther <rguenther@suse.de>
4307 PR tree-optimization/53355
4308 * tree-vrp.c (extract_range_from_binary_expr_1): Handle LSHIFT_EXPRs
4311 2012-05-15 Tristan Gingold <gingold@adacore.com>
4313 * tree-ssa-strlen.c (get_string_length): Convert lhs if needed.
4315 2012-05-15 Richard Guenther <rguenther@suse.de>
4317 * gimple.c (gimple_set_modified): Move ...
4318 * gimple.h (gimple_set_modified): ... here.
4320 2012-05-15 Tristan Gingold <gingold@adacore.com>
4322 * ira-color.c (move_spill_restore): Add a guard.
4324 2012-05-15 Tristan Gingold <gingold@adacore.com>
4326 * config/ia64/ia64.c (ia64_emit_probe_stack_range): Adjust calls to
4329 2012-05-15 Eric Botcazou <ebotcazou@adacore.com>
4331 * gimplify.c (gimplify_init_constructor): Do a block move for very
4332 small objects as well.
4334 2012-05-15 Bernd Schmidt <bernds@codesourcery.com>
4336 * ira.c (find_moveable_pseudos): Skip registers whose
4337 DF_REG_EQ_USE_COUNT is nonzero.
4339 2012-05-15 Kenneth Zadeck <zadeck@naturalbridge.com>
4341 * doc/md.texi (fma): Define to only be applicable for single rounding.
4343 2012-05-14 Uros Bizjak <ubizjak@gmail.com>
4346 * config/i386/i386.c (ix86_expand_special_args_builtin): Always
4347 generate target register for "load" class builtins.
4350 2010-10-22 Uros Bizjak <ubizjak@gmail.com>
4353 * config/i386/sse.md (*avx_movu<ssemodesuffix><avxmodesuffix>):
4354 Rename from avx_movu<ssemodesuffix><avxmodesuffix>.
4355 (avx_movu<ssemodesuffix><avxmodesuffix>): New expander.
4356 (*<sse>_movu<ssemodesuffix>): Rename from <sse>_movu<ssemodesuffix>.
4357 (<sse>_movu<ssemodesuffix>): New expander.
4358 (*avx_movdqu<avxmodesuffix>): Rename from avx_movdqu<avxmodesuffix>.
4359 (avx_movdqu<avxmodesuffix>): New expander.
4360 (*sse2_movdqu): Rename from sse2_movdqu.
4361 (sse2_movdqu): New expander.
4363 2012-05-14 Marc Glisse <marc.glisse@inria.fr>
4366 * config/i386/i386.c (ix86_expand_vec_perm_const): Move code to ...
4367 (canonicalize_perm): ... new function.
4368 (expand_vec_perm_2vperm2f128_vshuf): New function.
4369 (ix86_expand_vec_perm_const_1): Call it.
4371 2012-05-14 Andrew Pinski <apinski@cavium.com>
4372 H.J. Lu <hongjiu.lu@intel.com>
4373 Jakub Jelinek <jakub@redhat.com>
4376 * config/i386/i386.md (xbegin_1): Use + in constraint and match_dup.
4379 2012-05-14 Jakub Jelinek <jakub@redhat.com>
4381 * dwarf2out.c (dwarf2out_define, dwarf2out_undef): Treat
4382 lineno 1 the same as lineno 0 before first start file directive.
4383 (optimize_macinfo_range): Likewise.
4385 * dwarf2out.c (have_macinfo): Define.
4386 (dwarf2out_finish): Don't emit DW_AT_GNU_macros or DW_AT_macro_info
4387 attribute, don't force empty compilation unit and don't emit any
4388 .debug_macinfo/.debug_macro section if macinfo_table is empty.
4390 2012-05-14 Georg-Johann Lay <avr@gjlay.de>
4393 * config/avr/avr.c (avr_const_address_lo16): Remove.
4394 (avr_assemble_integer): Print ".byte lo8(x)",
4395 ".byte hi8(x)", ".byte hh8(x)" instead of emit an assembler
4396 .warning if 3-byte address is assembled.
4397 * doc/extend.texi (AVR Named Address Spaces): Document that
4398 binutils 2.23 is needed to assemble 3-byte addresses.
4400 2012-05-14 Richard Guenther <rguenther@suse.de>
4402 * tree-vect-data-refs.c (vect_setup_realignment): Remove
4403 call to mark_symbols_for_renaming.
4404 (vect_permute_load_chain): Likewise.
4405 * tree-vect-loop.c (vect_is_slp_reduction): Update stmt
4406 instead of calling mark_symbols_for_renaming.
4407 * tree-vect-stmts.c (read_vector_array): Remove call to
4408 mark_symbols_for_renaming.
4409 (write_vector_array): Likewise.
4410 (vectorizable_call): Likewise.
4411 (vectorizable_store): Likewise.
4412 (vectorizable_load): Likewise.
4413 * matrix-reorg.c (transform_allocation_sites): Likewise.
4414 * tree-ssa-pre.c (create_expression_by_pieces): Likewise.
4415 (create_expression_by_pieces): Likewise.
4417 2012-05-14 Richard Guenther <rguenther@suse.de>
4419 * gimplify.c (gimple_regimplify_operands): Only mark the LHS
4420 of statements for renaming.
4421 (force_gimple_operand_1): Likewise, consistently for both
4422 calls to force_gimple_operand and force_gimple_operand_gsi.
4424 2012-05-14 Richard Guenther <rguenther@suse.de>
4426 * tree-dfa.c (make_rename_temp): Be forgiving if not in SSA form.
4427 * omp-low.c (expand_omp_taskreg): Properly conditionalize call
4429 (expand_omp_for): Likewise.
4430 (expand_omp_for_generic): Adjust conditional add to referenced vars.
4431 Use make_rename_temp for temporaries that should be rewritten into
4433 (expand_omp_for_static_nochunk): Likewise.
4434 (expand_omp_atomic_pipeline): Likewise.
4436 2012-05-14 Richard Guenther <rguenther@suse.de>
4438 PR tree-optimization/53331
4439 * tree-vect-data-refs.c (vect_verify_datarefs_alignment): Ignore
4441 * tree-vect-stmts.c (vect_model_load_cost): Handle strided loads.
4443 2012-05-14 Manuel López-Ibáñez <manu@gcc.gnu.org>
4446 * doc/options.texi: (LangEnabledBy): Document it.
4447 * optc-gen.awk: Handle LangEnabledBy.
4448 * opth-gen.awk: Generate declaration for lang-specific functions.
4449 * opt-read.awk: Record lang numbers.
4450 * opt-functions.awk (flag_set_p): Ignore the arguments of flags.
4451 (lang_sanitized_name): New.
4453 2012-05-14 Bernd Schmidt <bernds@codesourcery.com>
4455 * attribs.c (decl_attributes): Avoid emitting a warning if
4457 * doc/rtl.texi (CALL_INSN_FUNCTION_USAGE): Use lowercase for rtx
4458 codes. Document meaning of sets inside CALL_INSN_FUNCTION_USAGE.
4459 * builtin-attrs.def (DEF_ATTR_FOR_STRING): Define. Use it to
4460 define a string "1".
4461 (ATTR_RET1_NOTHROW_NONNULL_LEAF): New attr definition.
4462 * builtins.def (BUILT_IN_MEMCPY, BUILT_IN_MEMMOVE, BUILT_IN_MEMSET,
4463 BUILT_IN_STRCPY): Use it for these functions.
4464 * postreload.c (reload_combine): Deal with SETs inside
4465 CALL_INSN_FUNCTION_USAGE.
4466 * caller-save.c (setup_save_areas, save_call_clobbered_regs):
4467 Look for REG_RETURNED notes and use a cheap restore if possible.
4468 * ira-int.h (struct ira_allocno): New member cheap_calls_crossed_num.
4469 (ALLOCNO_CHEAP_CALLS_CROSSED_NUM): New macro.
4470 * ira-build.c (ira_create_allocno, create_cap_allocno,
4471 propagate_allocno_info, propagate_some_info_from_allocno,
4472 copy_info_to_removed_store_destination, ira_flattening): Handle it.
4473 * ira-lives.c (pseudo_regno_single_word_and_live_p,
4474 find_call_crossed_cheap_reg): New static functions.
4475 (process_bb_node_lives): Look for SETs in CALL_INSN_FUNCTION_USAGE,
4476 and set ALLOCNO_CHEAP_CALLS_CROSSED_NUM if possible. Also make
4477 a REG_RETURNED note in that case.
4478 * ira.c (setup_reg_renumber): Change assert to allow cases where
4479 allocnos only cross calls for which they are cheap to restore.
4480 * ira-costs.c (ira_tune_allocno_costs): Compare
4481 ALLOCNO_CALLS_CROSSED_NUM to ALLOCNO_CHEAP_CALLS_CROSSED_NUM rather
4483 * reg-notes.def (REG_RETURNED): New note.
4484 * cse.c (cse_insn): Likewise.
4485 * sched-deps.c (sched_analyze_insn): Likewise.
4486 * expr.c (init_block_move_fn): Set a "fn spec" attribute.
4487 * calls.c (decl_return_flags): New static function.
4488 (expand_call): Generate a SET in CALL_INSN_FUNCTION_USAGE for
4489 functions that return one of their arguments.
4490 * regcprop.c (struct kill_set_value_data): New.
4491 (kill_set_value): Interpret data as a pointer to such a struct.
4492 Do nothing if the caller wants the register to be ignored.
4493 (copyprop_hardreg_forward_1): Handle SETs in CALL_INSN_FUNCTION_USAGE.
4495 2012-05-14 Richard Guenther <rguenther@suse.de>
4497 PR tree-optimization/53340
4498 * tree-ssa-pre.c (op_valid_in_sets): Fix error in last commit.
4500 2012-05-14 Richard Guenther <rguenther@suse.de>
4502 * gimplify.c (gimplify_expr): Remove odd code.
4504 2012-05-14 Eric Botcazou <ebotcazou@adacore.com>
4506 * stor-layout.c (bit_from_pos): Distribute conversion to bitsizetype
4507 into a PLUS_EXPR byte offset.
4509 * tree-ssa-pre.c (can_value_number_call): Delete.
4510 (compute_avail): Skip all statements with side effects.
4511 <GIMPLE_CALL>: Skip calls to internal functions.
4513 2012-05-13 Steven Bosscher <steven@gcc.gnu.org>
4515 * config/pa/pa.md: Use define_c_enum for "unspec" and "unspecv".
4517 2012-05-13 Manuel López-Ibáñez <manu@gcc.gnu.org>
4519 * common.opt (Wtype-limits): Use EnabledBy.
4521 2012-05-13 Uros Bizjak <ubizjak@gmail.com>
4523 * config/i386/i386.md (*pushtf): Enable for TARGET_SSE.
4524 (pushtf splitter): Ditto.
4526 (*movtf_internal): Ditto. Use V4SFmode for !TARGET_SSE2.
4527 (<code>tf2): Enable for TARGET_SSE.
4528 (*absnegtf2_sse): Ditto.
4529 (copysign<mode>3): Enable TFmode for TARGET_SSE.
4530 (copysign<mode>3_const): Ditto.
4531 (copysign<mode>3_var): Ditto.
4532 * config/i386/sse.md (<code>tf3): Enable for TARGET_SSE.
4533 (*andnottf3): Ditto. Use V4SFmode for !TARGET_SSE2.
4534 (*<code>tf3): Ditto.
4535 * config/i386/i386.c (struct builtin_description bdesc_args)
4536 <IX86_BUILTIN_FABSQ>: Enable for TARGET_SSE.
4537 <IX86_BUILTIN_COPYSIGNQ>: Ditto.
4538 (ix86_expand_builtin) <IX86_BUILTIN_FABSQ, IX86_BUILTIN_COPYSIGNQ>:
4539 Emit a normal call if SSE isn't available.
4541 2012-05-13 Uros Bizjak <ubizjak@gmail.com>
4543 * config/i386/sse.md (<sse>_andnot<mode>3): Handle
4544 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL.
4545 (<code><mode>3): Ditto.
4546 (*andnot<mode>3): Ditto.
4547 (*andnottf3): Ditto.
4548 (*<code><mode>3): Ditto.
4551 2012-05-13 Manuel López-Ibáñez <manu@gcc.gnu.org>
4553 * optc-gen.awk: Error instead of warning for conflicting help.
4555 2012-05-12 Jason Merrill <jason@redhat.com>
4558 * dwarf2out.c (build_local_stub): Prefer DW_AT_signature for
4561 2012-05-12 Eric Botcazou <ebotcazou@adacore.com>
4563 * function.c (requires_stack_frame_p): If the function can throw
4564 non-call exceptions, return true if the insn can throw internally.
4566 2012-05-12 Paolo Carlini <paolo.carlini@oracle.com>
4568 * doc/generic.texi: Rename TYPE_PTRMEM_P to TYPE_PTRDATAMEM_P.
4570 2012-05-12 Uros Bizjak <ubizjak@gmail.com>
4572 * config/alpha/alpha.c (alpha_emit_conditional_branch): Handle
4573 ORDERED and UNORDERED conditions.
4575 2012-05-11 Richard Guenther <rguenther@suse.de>
4577 * tree-flow.h (referenced_var_check_and_insert): Remove.
4578 (find_new_referenced_vars): Likewise.
4579 * tree-dfa.c (referenced_var_check_and_insert): Make static.
4580 (find_new_referenced_vars_1, find_new_referenced_vars): Remove.
4581 * tree-inline.c (copy_bb): Use find_referenced_vars_in
4582 instead of find_new_referenced_vars.
4583 * gimple-fold.c (gimplify_and_update_call_from_tree): Likewise.
4585 2012-05-11 Richard Guenther <rguenther@suse.de>
4587 * tree-pass.h (pass_rest_of_compilation,
4588 pass_all_optimizations, pass_postreload, pass_all_early_optimizations):
4590 * passes.c (pass_all_optimizations, pass_postreload,
4591 pass_all_early_optimizations): Make static.
4592 (pass_rest_of_compilation): Likewise. Make it an RTL_PASS.
4593 * tree-phinodes.c (init_phinodes, fini_phinodes): Remove.
4594 * tree-ssa.c (init_tree_ssa): Do not call init_phinodes.
4595 (delete_tree_ssa): Do not call fini_phinodes.
4596 * tree-flow.h (init_phinodes, fini_phinodes): Remove.
4598 2012-05-11 Manuel López-Ibáñez <manu@gcc.gnu.org>
4601 * doc/options.texi (EnabledBy): Document
4602 * opts.c: Include opts.h and options.h before tm.h.
4603 (finish_options): Do not handle some sub-options here...
4604 (common_handle_option): ... instead call common_handle_option_auto
4606 * optc-gen.awk: Handle EnabledBy.
4607 * opth-gen.awk: Declare common_handle_option_auto.
4608 * common.opt (Wuninitialized): Use EnabledBy. Delete Init.
4609 (Wmaybe-uninitialized): Likewise.
4610 (Wunused-but-set-variable): Likewise.
4611 (Wunused-function): Likewise.
4612 (Wunused-label): Likewise.
4613 (Wunused-value): Likewise.
4614 (Wunused-variable): Likewise.
4615 * opt-read.awk: Create opt_numbers array.
4617 2012-05-11 Richard Guenther <rguenther@suse.de>
4619 PR tree-optimization/53295
4620 * tree-data-ref.h (stride_of_unit_type_p): Handle non-constant
4622 * tree-data-ref.c (dr_analyze_innermost): Allow non-constant
4623 strides when analyzing data-references in a loop context.
4624 * tree-vect-data-refs.c (vect_mark_for_runtime_alias_test): Reject
4625 non-constant strides for now.
4626 (vect_enhance_data_refs_alignment): Ignore data references
4627 that are strided loads.
4628 (vect_analyze_data_ref_access): Handle non-constant strides.
4629 (vect_check_strided_load): Verify the data-reference is a load.
4630 (vect_analyze_data_refs): Restructure to make strided load
4631 support not dependent on gather support.
4632 * tree-vect-stmts.c (vectorizable_load): Avoid useless work
4633 when doing strided or gather loads.
4634 * tree-vect-loop-manip.c (vect_vfa_segment_size): Use
4635 integer_zerop to compare stride with zero.
4637 2012-05-11 H.J. Lu <hongjiu.lu@intel.com>
4639 * config/i386/driver-i386.c (host_detect_local_cpu): Support RTM.
4641 2012-05-11 Jan Hubicka <jh@suse.cz>
4644 * varpool.c (varpool_assemble_decl): Also output constat pool entries
4645 that output_constant_pool missed.
4647 2012-05-11 Mingjie Xing <mingjie.xing@gmail.com>
4649 * config/mips/t-vxworks: Change MUTLILIB_EXTRA_OPTS to
4650 MULTILIB_EXTRA_OPTS.
4652 2012-05-11 Uros Bizjak <ubizjak@gmail.com>
4655 * config/i386/i386.md (xtest): Use NE condition in ix86_expand_setcc.
4657 2012-05-11 Uros Bizjak <ubizjak@gmail.com>
4659 * config/i386/i386.md (*movti_internal_rex64): Avoid MOVAPS size
4660 optimization for TARGET_AVX.
4661 (*movti_internal_sse): Ditto.
4662 (*movdi_internal_rex64): Handle TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL.
4663 (*movdi_internal): Ditto.
4664 (*movsi_internal): Ditto.
4665 (*movtf_internal): Avoid MOVAPS size optimization for TARGET_AVX.
4666 (*movdf_internal_rex64): Ditto.
4667 (*movfd_internal): Ditto.
4668 (*movsf_internal): Ditto.
4669 * config/i386/sse.md (mov<mode>): Handle TARGET_SSE_LOAD0_BY_PXOR.
4671 2012-05-10 Eric Botcazou <ebotcazou@adacore.com>
4673 * dwarf2out.c (add_byte_size_attribute) <RECORD_TYPE>: Handle variable
4674 reference as size attribute.
4676 2012-05-10 Eric Botcazou <ebotcazou@adacore.com>
4677 Tristan Gingold <gingold@adacore.com>
4679 * doc/md.texi (Standard Names): Document probe_stack_address.
4680 * explow.c (emit_stack_probe): Handle probe_stack_address.
4681 * config/ia64/ia64.md (UNSPECV_PROBE_STACK_ADDRESS): New constant.
4682 (UNSPECV_PROBE_STACK_RANGE): Likewise.
4683 (probe_stack_address): New insn.
4684 (probe_stack_range): Likewise.
4685 * config/ia64/ia64.c: Include common/common-target.h.
4686 (ia64_compute_frame_size): Mark r2 and r3 as used if static stack
4687 checking is enabled.
4688 (ia64_emit_probe_stack_range): New function.
4689 (output_probe_stack_range): Likewise.
4690 (ia64_expand_prologue): Invoke ia64_emit_probe_stack_range if static
4691 builtin stack checking is enabled.
4692 (rtx_needs_barrier) <UNSPEC_VOLATILE>: Handle UNSPECV_PROBE_STACK_RANGE
4693 and UNSPECV_PROBE_STACK_ADDRESS.
4694 (unknown_for_bundling_p): New predicate.
4695 (group_barrier_needed): Use important_for_bundling_p.
4696 (ia64_dfa_new_cycle): Use unknown_for_bundling_p.
4697 (issue_nops_and_insn): Likewise.
4698 (bundling): Likewise.
4699 (final_emit_insn_group_barriers): Likewise.
4700 * config/ia64/ia64-protos.h (output_probe_stack_range): Declare.
4701 * config/ia64/hpux.h (STACK_CHECK_STATIC_BUILTIN): Define.
4702 (STACK_CHECK_PROTECT): Likewise.
4703 * config/ia64/linux.h (STACK_CHECK_STATIC_BUILTIN): Likewise.
4705 2012-05-10 Jan Hubicka <jh@suse.cz>
4707 * ipa-inline.c (update_all_callee_keys): Remove.
4708 (inline_small_functions): Simplify priority updating.
4710 2012-05-10 Jan Hubicka <jh@suse.cz>
4712 * ipa.c (symtab_remove_unreachable_nodes): Fix marking of clones.
4714 2012-05-10 Jan Hubicka <jh@suse.cz>
4716 * cgraph.h (cgraph_remove_unreachable_nodes): Rename to ...
4717 (symtab_remove_unreachable_nodes): ... this one.
4718 * ipa-cp.c (ipcp_driver): Do not remove unreachable nodes.
4719 * cgraphunit.c (ipa_passes): Update.
4720 * cgraphclones.c (cgraph_materialize_all_clones): Update.
4721 * cgraph.c (cgraph_release_function_body): Only turn initial
4722 into error mark when initial was previously set.
4723 * ipa-inline.c (ipa_inline): Update.
4724 * ipa.c: Include ipa-inline.h
4725 (enqueue_cgraph_node, enqueue_varpool_node): Remove.
4726 (enqueue_node): New function.
4727 (process_references): Update.
4728 (symtab_remove_unreachable_nodes): Cleanup.
4729 * passes.c (execute_todo, execute_one_pass): Update.
4731 2012-05-10 Vladimir Makarov <vmakarov@redhat.com>
4733 PR rtl-optimization/53125
4734 * ira.c (ira): Call find_moveable_pseudos and
4735 move_unallocated_pseudos if only ira_conflicts_p is true.
4737 2012-05-10 Uros Bizjak <ubizjak@gmail.com>
4739 * config/i386/i386.md (*movoi_internal_avx): Handle
4740 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL and TARGET_SSE_TYPELESS_STORES.
4741 (*movti_internal_rex64): Handle TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL.
4742 (*movti_internal_sse): Ditto.
4743 (*movtf_internal): Ditto.
4744 * config/i386/sse.md (ssePSmode): New mode attribute.
4745 (*move<mode>_internal): Use ssePSmode.
4746 (*<sse>_movu<ssemodesuffix><avxsizesuffix>): Ditto.
4747 (*<sse2>_movdqu<avxsizesuffix>): Ditto.
4748 * config/i386/i386.c (standard_sse_constant_opcode): Do not handle
4749 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL here.
4751 2012-05-10 Eric Botcazou <ebotcazou@adacore.com>
4753 * gimplify.c (gimplify_decl_expr): For a TYPE_DECL, also gimplify the
4754 DECL_ORIGINAL_TYPE if it is present.
4756 2012-05-10 Nick Clifton <nickc@redhat.com>
4759 * config/m32c/bitops.md (bset_qi): Change operand 2 from having
4760 a "0" constraint to being a (match_dup 0).
4762 2012-05-10 Richard Guenther <rguenther@suse.de>
4764 * stor-layout.c (byte_from_pos): Amend comment.
4766 2012-05-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4768 * doc/extend.texi (X86 Built-in Functions, __builtin_cpu_init):
4769 Document requirement to call in constructors.
4771 * config/i386/i386.c: Update comments for i386-cpuinfo.c name change.
4773 2012-05-10 Richard Guenther <rguenther@suse.de>
4775 * tree.h (TYPE_IS_SIZETYPE): Remove.
4776 * fold-const.c (int_const_binop_1): Remove TYPE_IS_SIZETYPE use.
4777 (extract_muldiv_1): Likewise.
4778 * gimple.c (gtc_visit): Likewise.
4779 (gimple_types_compatible_p): Likewise.
4780 (iterative_hash_canonical_type): Likewise.
4781 (gimple_canonical_types_compatible_p): Likewise.
4782 * gimplify.c (gimplify_one_sizepos): Likewise.
4783 * print-tree.c (print_node): Likewise.
4784 * stor-layout.c (initialize_sizetypes): Do not set TYPE_IS_SIZETYPE.
4786 2012-05-09 Uros Bizjak <ubizjak@gmail.com>
4789 * config/i386/sse.md (vec_widen_smult_hi_v4si): Expand using
4790 xop_pmacsdqh insn pattern instead of xop_mulv2div2di3_high.
4791 (vec_widen_smult_lo_v4si): Expand using xop_pmacsdql insn pattern
4792 instead of xop_mulv2div2di3_low.
4793 (xop_p<macs>dql): Fix vec_select selector.
4794 (xop_p<macs>dqh): Ditto.
4795 (xop_mulv2div2di3_low): Remove insn_and_split pattern.
4796 (xop_mulv2div2di3_high): Ditto.
4798 2012-05-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
4801 * diagnostic.h (diagnostic_context): Add last_location.
4802 * diagnostic.c (diagnostic_initialize): Initialize it.
4803 (diagnostic_show_locus): Use it.
4805 2012-05-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
4807 * doc/extend.texi (Function Attributes): Point xref to section
4810 2012-05-09 Uros Bizjak <ubizjak@gmail.com>
4812 * config/i386/i386.c (*movdf_internal_rex64): Remove
4813 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL handling from asm output code.
4814 Calculate "mode" attribute according to
4815 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL flag.
4816 (*movdf_internal): Ditto.
4818 2012-05-09 Uros Bizjak <ubizjak@gmail.com>
4821 * config/i386/i386.c (ix86_expand_vector_move_misalign): Do not handle
4822 128 bit vectors specially for TARGET_AVX. Emit sse2_movupd and
4823 sse_movupd RTXes for TARGET_AVX, TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL
4824 or when optimizing for size.
4825 * config/i386/sse.md (*mov<mode>_internal): Remove
4826 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL handling from asm output code.
4827 Calculate "mode" attribute according to optimize_function_for_size_p
4828 and TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL flag.
4829 (*<sse>_movu<ssemodesuffix><avxsizesuffix>): Choose asm template
4830 depending on the mode of the instruction. Calculate "mode" attribute
4831 according to optimize_function_for_size_p, TARGET_SSE_TYPELESS_STORES
4832 and TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL flags.
4833 (*<sse2>_movdqu<avxsizesuffix>): Ditto.
4835 2012-05-09 Georg-Johann Lay <avr@gjlay.de>
4838 * config/avr/elf.h (ASM_DECLARE_FUNCTION_NAME): Remove.
4839 * config/avr/avr-protos.h (avr_asm_declare_function_name): Remove.
4840 * config/avr/avr.h (struct machine_function): Add attributes_checked_p.
4841 * config/avr/avr.c (avr_asm_declare_function_name): Remove.
4842 (expand_prologue): Move initialization of cfun->machine->is_naked,
4843 is_interrupt, is_signal, is_OS_task, is_OS_main from here to...
4844 (avr_set_current_function): ...this new static function.
4845 (TARGET_SET_CURRENT_FUNCTION): New define.
4846 (avr_function_ok_for_sibcall): Use cfun->machine->is_* instead of
4847 checking attributes of current_function_decl.
4848 (avr_regs_to_save): Ditto.
4849 (signal_function_p): Rename to avr_signal_function_p.
4850 (interrupt_function_p): Rename to avr_interrupt_function_p.
4852 * doc/extend.texi (Function Attributes): Better explanation of
4853 'interrupt' and 'signal' for AVR. Move 'ifunc' down to establish
4856 2012-05-09 Michael Matz <matz@suse.de>
4858 PR tree-optimization/53185
4859 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Disable
4860 peeling when we see strided loads.
4862 2012-05-09 Matthias Klose <doko@ubuntu.com>
4864 * gcc-ar.c (main): Don't check for execute bits for the plugin.
4866 2012-05-09 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
4868 * tree-ssa-loop-ivopts.c (add_autoinc_candidates, get_address_cost):
4869 Replace use of HAVE_{POST/PRE}_{INCREMENT/DECREMENT} with
4870 USE_{LOAD/STORE}_{PRE/POST}_{INCREMENT/DECREMENT} appropriately.
4871 * config/arm/arm.h (ARM_AUTOINC_VALID_FOR_MODE_P): New.
4872 (USE_LOAD_POST_INCREMENT): Define.
4873 (USE_LOAD_PRE_INCREMENT): Define.
4874 (USE_LOAD_POST_DECREMENT): Define.
4875 (USE_LOAD_PRE_DECREMENT): Define.
4876 (USE_STORE_PRE_DECREMENT): Define.
4877 (USE_STORE_PRE_INCREMENT): Define.
4878 (USE_STORE_POST_DECREMENT): Define.
4879 (USE_STORE_POST_INCREMENT): Define.
4880 (arm_auto_incmodes): Add enumeration.
4881 * config/arm/arm-protos.h (arm_autoinc_modes_ok_p): Declare.
4882 * config/arm/arm.c (arm_autoinc_modes_ok_p): Define.
4884 2012-05-09 Jakub Jelinek <jakub@redhat.com>
4886 PR tree-optimization/53226
4887 * tree-ssa-forwprop.c (ssa_forward_propagate_and_combine): Remove
4888 prev and prev_initialized vars, gimple_set_plf (stmt, GF_PLF_1, false)
4889 before processing it and gimple_set_plf (stmt, GF_PLF_1, true) if it
4890 doesn't need to be revisited, look for earliest stmt with
4891 !gimple_plf (stmt, GF_PLF_1) if something changed.
4893 2012-05-09 Terry Guo <terry.guo@arm.com>
4895 * genmultilib: Update copyright dates.
4896 * doc/fragments.texi: Ditto.
4898 2012-05-09 Terry Guo <terry.guo@arm.com>
4900 * Makefile.in (s-mlib): Add new argument MULTILIB_REQUIRED.
4901 * genmultilib (MULTILIB_REQUIRED): New.
4902 * doc/fragments.texi: Document the MULTILIB_REQUIRED.
4904 2012-05-09 Richard Guenther <rguenther@suse.de>
4906 * tree-vectorizer.h (vect_loop_versioning): Adjust prototype.
4907 (vect_do_peeling_for_loop_bound): Likewise.
4908 (vect_do_peeling_for_alignment): Likewise.
4909 * tree-vect-loop-manip.c (conservative_cost_threshold): Remove.
4910 (vect_do_peeling_for_loop_bound): Get check_profitability and
4911 threshold as parameters.
4912 (vect_do_peeling_for_alignment): Likewise.
4913 (vect_loop_versioning): Likewise.
4914 * tree-vect-loop.c (vect_transform_loop): Compute check_profitability
4915 and threshold here. Control where to put the check here.
4917 2012-05-09 Richard Sandiford <rdsandiford@googlemail.com>
4920 * dwarf2out.h (get_address_mode): Move declaration to...
4922 * dwarf2out.c (get_address_mode): Move definition to...
4923 * rtlanal.c: ...here.
4924 * var-tracking.c (get_address_mode): Delete.
4925 * combine.c (find_split_point): Use get_address_mode instead of
4926 targetm.addr_space.address_mode.
4927 * cselib.c (cselib_record_sets): Likewise.
4928 * dse.c (canon_address, record_store): Likewise.
4929 * emit-rtl.c (adjust_address_1, offset_address): Likewise.
4930 * expr.c (move_by_pieces, emit_block_move_via_loop, store_by_pieces)
4931 (store_by_pieces_1, expand_assignment, store_expr, store_constructor)
4932 (expand_expr_real_1): Likewise.
4933 * ifcvt.c (noce_try_cmove_arith): Likewise.
4934 * optabs.c (maybe_legitimize_operand_same_code): Likewise.
4935 * reload.c (find_reloads): Likewise.
4936 * sched-deps.c (sched_analyze_1, sched_analyze_2): Likewise.
4937 * sel-sched-dump.c (debug_mem_addr_value): Likewise.
4939 2012-05-09 Maciej W. Rozycki <macro@codesourcery.com>
4941 * config/mips/mips.c (mips16_gp_pseudo_reg): Remove line
4942 information from the instruction produced.
4944 2012-05-09 Richard Guenther <rguenther@suse.de>
4946 * stor-layout.c (bit_from_pos): Document.
4947 (byte_from_pos): Likewise. Optimize.
4948 (pos_from_bit): Likewise.
4949 (normalize_offset): Use pos_from_bit instead of replicating it.
4951 2012-05-09 Alan Modra <amodra@gmail.com>
4954 * config/rs6000/rs6000.c (gen_frame_set): New function.
4955 (gen_frame_load, gen_frame_store): New functions.
4956 (rs6000_savres_rtx): Use the above.
4957 (rs6000_emit_epilogue, rs6000_emit_prologue): Here too.
4958 Correct mode used for CR2 in save/restore_world patterns.
4959 Don't emit instructions for eh_return frame unwind reg info.
4961 2012-05-08 Jan Hubicka <jh@suse.cz>
4963 * cgraphbuild.c (build_cgraph_edges): Do not finalize vars
4965 * cgraph.h (varpool_can_remove_if_no_refs): Vars with VALUE_EXPR
4967 * toplev.c (wrapup_global_declaration_2): Vars with VALUE_EXPR
4969 (compile_file): Do not output variables.
4970 * cgraphbuild.c (varpool_finalize_decl): When var is finalized late,
4972 * langhooks.c: Include timevar.h
4973 (write_global_declarations): Finalize compilation unit after wrapup;
4974 set timevars correctly.
4975 * passes.c (rest_of_decl_compilation): Decls with VALUE_EXPR needs
4976 not to be added to varpool.
4977 * varpool.c (varpool_assemble_decl): Sanity check that we are called
4978 only on cases where it makes sense; skip constant pool and value expr
4981 2012-05-08 David S. Miller <davem@davemloft.net>
4983 * config/sparc/linux.h (LINK_SPEC): Don't pass "-Y" option.
4984 * config/sparc/linux64.h (LINK_ARCH32_SPEC): Likewise.
4985 * config/sparc/linux64.h (LINK_ARCH64_SPEC): Likewise.
4987 2012-05-08 Richard Sandiford <rdsandiford@googlemail.com>
4989 PR rtl-optimization/53278
4990 * lower-subreg.c (decompose_multiword_subregs): Remove left-over
4991 speed_p code from earlier patch.
4993 2012-05-08 Oleg Endo <olegendo@gcc.gnu.org>
4996 * config/sh/sh.md (*branch_true, *branch_false): New insns.
4998 2012-05-08 Teresa Johnson <tejohnson@google.com>
5000 * gcov-io.h (__gcov_reset, __gcov_dump): Declare.
5001 * doc/gcov.texi: Add note on using __gcov_reset and __gcov_dump.
5003 2012-05-08 Jan Hubicka <jh@suse.cz>
5005 * cgraph.c (cgraph_call_edge_duplication_hooks): Export.
5006 (cgraph_create_node_1): Rename to ...
5007 (cgraph_create_empty_node): ... this one; export.
5008 (cgraph_create_node): Update.
5009 (cgraph_set_call_stmt_including_clones): Move to cgraphclones.c
5010 (cgraph_create_edge_including_clones): Likewise.
5011 (cgraph_find_replacement_node): Likewise.
5012 (cgraph_clone_edge): Likewise.
5013 (cgraph_clone_node): Likewise.
5014 (clone_function_name): Likewise.
5015 (cgraph_create_virtual_clone): Likewise.
5016 (cgraph_remove_node_and_inline_clones): Likewise.
5017 (cgraph_redirect_edge_call_stmt_to_callee): Move here from cgraphunit.c
5018 * cgraph.h: Reorder declarations so they match file of origin.
5019 (cgraph_create_empty_node): Declare.
5020 * cgraphunit.c (update_call_expr): Move to cgraphclones.c
5021 (cgraph_copy_node_for_versioning): Likewise.
5022 (cgraph_function_versioning): Likewise.
5023 (cgraph_materialize_clone): Likewise.
5024 (cgraph_redirect_edge_call_stmt_to_callee): Likewise.
5025 (cgraph_materialize_all_clones): Likewise.
5026 * cgraphclones.c: New file.
5027 * Makefile.in: Update for cgraphclones.
5029 2012-05-08 Uros Bizjak <ubizjak@gmail.com>
5032 * config/i386/i386.c (ix86_set_reg_reg_cost): New function.
5033 (ix86_rtx_costs): Handle SET.
5035 2012-05-08 Michael Matz <matz@suse.de>
5037 * basic-block.h (struct rtl_bb_info): Remove visited member and
5038 move head_ member to ...
5039 (struct basic_block_def.basic_block_il_dependent): ... the new
5040 member x, replacing but containing old member rtl.
5041 (enum bb_flags): New BB_VISITED flag.
5042 (BB_HEADER, BB_FOOTER): New macros.
5044 * jump.c (mark_all_labels): Adjust.
5045 * cfgcleanup.c (try_optimize_cfg): Adjust.
5046 * cfglayout.c (record_effective_endpoints): Adjust.
5047 (relink_block_chain): Ditto (and don't fiddle with visited).
5048 (fixup_reorder_chain): Adjust.
5049 (fixup_fallthru_exit_predecessor): Ditto.
5050 (cfg_layout_duplicate_bb): Ditto.
5051 * combine.c (update_cfg_for_uncondjump): Adjust.
5052 * bb-reorder.c (struct bbro_basic_block_data_def): Add visited member.
5053 (bb_visited_trace): New accessor.
5054 (mark_bb_visited): Move in front.
5055 (rotate_loop): Use bb_visited_trace.
5056 (find_traces_1_round): Ditto.
5057 (emit_barrier_after): Ditto.
5058 (copy_bb): Ditto, and initialize visited on resize.
5059 (reorder_basic_blocks): Initize visited member.
5060 (duplicate_computed_gotos): Clear bb flags at start, use
5063 * cfgrtl.c (try_redirect_by_replacing_jump): Adjust.
5064 (rtl_verify_flow_info_1): Ditto.
5065 (cfg_layout_split_block): Ditto.
5066 (cfg_layout_delete_block): Ditto.
5067 (cfg_layout_merge_blocks): Ditto.
5068 (init_rtl_bb_info): Adjust and initialize il.x.head_ member.
5070 2012-05-08 Hans-Peter Nilsson <hp@axis.com>
5073 * config/cris/cris.c (cris_normal_notice_update_cc): For TARGET_V32,
5074 when a constant source operand matches an "I" constraint, the "no
5075 CC0 change" applies to a register-destination only, not a
5076 strict_low_part-destination.
5078 2012-05-08 Richard Guenther <rguenther@suse.de>
5080 * fold-const.c (fold_binary_loc): Fold (X * CST1) & CST2
5081 to zero or to (X * CST1) & CST2' when CST1 has trailing zeros.
5083 2012-05-08 Georg-Johann Lay <avr@gjlay.de>
5085 * Makefile.in (TEXI_GCC_FILES): Add avr-mmcu.texi.
5087 * doc/avr-mmcu.texi: New auto-generated file.
5088 * doc/invoke.texi (AVR Options): Include avr-mmcu.texi in order
5089 to document all valid -mmcu= arguments.
5091 * config/avr/avr.h (arch_info_s): New struct definition.
5092 * config/avr/avr-devices.c (avr_texinfo): New variable.
5093 * config/avr/gen-avr-mmcu-texi.c: New file.
5094 * config/avr/t-avr: New rules and dependencies to build avr-mmcu.texi.
5096 2012-05-08 Dehao Chen <dehao@google.com>
5098 * predict.c (find_qualified_ssa_name): New.
5099 (find_ssa_name_in_expr): New.
5100 (find_ssa_name_in_assign_stmt): New.
5101 (is_comparison_with_loop_invariant_p): New.
5102 (is_bound_expr_similar): New.
5103 (predict_iv_comparison): New.
5104 (predict_loops): Add heuristic for loop-nested branches that compare an
5105 induction variable to a loop bound variable.
5106 * predict.def (PRED_LOOP_IV_COMPARE): New macro.
5108 2012-05-08 Uros Bizjak <ubizjak@gmail.com>
5110 * config/i386/i386.c (has_dispatch): Use TARGET_BDVER1 and
5111 TARGET_BDVER2 defines where appropriate.
5113 2012-05-07 Eric Botcazou <ebotcazou@adacore.com>
5115 * configure.ac (PLUGIN_LD): Rename into...
5116 (PLUGIN_LD_SUFFIX): ...this and strip the target_alias triplet.
5117 * config.in: Regenerate.
5118 * configure: Likewise.
5119 * collect2.c (main): Set plugin_ld_suffix to PLUGIN_LD_SUFFIX.
5121 2012-05-07 Eric Botcazou <ebotcazou@adacore.com>
5123 * tree-dfa.c (get_ref_base_and_extent) <ARRAY_REF>: Do the offset
5124 computation using the precision of the index type.
5125 * gimple-fold.c (fold_const_aggregate_ref_1) <ARRAY_REF>: Likewise.
5126 (fold_array_ctor_reference): Do index computations in the index type.
5128 2012-05-07 Georg-Johann Lay <avr@gjlay.de>
5130 * config/avr/avr.c (avr_prologue_setup_frame): Fix mode passed
5131 down to plus_constant.
5132 (expand_epilogue): Ditto.
5134 2012-05-07 Steven Bosscher <steven@gcc.gnu.org>
5136 * postreload.c (reload_cse_regs): Make static.
5137 * reload.h (reload_cse_regs): Remove prototype.
5139 2012-05-07 Richard Henderson <rth@redhat.com>
5141 * config/alpha/alpha.md (clear_cache): New pattern.
5143 2012-05-07 Steven Bosscher <steven@gcc.gnu.org>
5146 * gimplify.c (preprocess_case_label_vec_for_gimple): If low or high
5147 is folded to a type boundary value, verify that the resulting case
5148 label is still a care range.
5150 2012-05-07 Uros Bizjak <ubizjak@gmail.com>
5152 * config/i386/i386.md (ctz<mode>2): Emit rep;bsf
5153 only for TARGET_GENERIC, when not optimizing for size.
5154 (*ffs<mode>_1): Ditto.
5156 2012-05-07 Steven Bosscher <steven@gcc.gnu.org>
5158 * tree-cfg.c (verify_gimple_switch): Tighten checks.
5160 2012-05-07 Jakub Jelinek <jakub@redhat.com>
5162 PR tree-optimization/53239
5163 * tree-vrp.c (get_value_range): Set VR of SSA_NAME_IS_DEFAULT_DEF
5164 of DECL_BY_REFERENCE RESULT_DECL to nonnull.
5166 2012-05-07 Richard Guenther <rguenther@suse.de>
5168 PR tree-optimization/53195
5169 * tree-inline.c (setup_one_parameter): Properly add referenced
5170 vars from the parameters new known value.
5172 2012-05-07 Steven Bosscher <steven@gcc.gnu.org>
5174 * config/m68k/m68k.c (m68k_sched_branch_type): Remove.
5175 (sched_branch_type): Remove.
5176 (m68k_sched_md_init_global): Don't allocate it.
5177 (m68k_sched_md_finish_global): Don't free it.
5178 * config/m68k/m68k.h (m68k_sched_branch_type): Remove prototype.
5179 * config/m68k/m68k.md: Set the type of insns using
5180 m68k_sched_branch_type to bcc directly.
5182 2012-05-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5184 * config/sol2.c (solaris_override_options): New function.
5185 * config/sol2-protos.h (solaris_override_options): Declare.
5186 * config/sol2.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
5188 2012-05-07 Richard Guenther <rguenther@suse.de>
5190 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Return
5191 whether we failed to compute data dependences.
5192 (loop_prefetch_arrays): Fail if we failed.
5194 2012-05-07 Uros Bizjak <ubizjak@gmail.com>
5195 Paolo Bonzini <bonzini@gnu.org>
5197 * config/i386/i386.md (ctz<mode>2): Emit rep;bsf even for !TARGET_BMI.
5198 Emit bsf when optimizing for size.
5199 (*ffs<mode>_1): Ditto.
5201 2012-05-07 Oleg Endo <olegendo@gcc.gnu.org>
5204 * config/sh/sh.c (sh_rtx_costs): Handle SET.
5206 2012-05-06 Uros Bizjak <ubizjak@gmail.com>
5209 * config/i386/i386.md (swap<mode>): Rename from *swap<mode>.
5210 (bswapdi2): Split from bswap<mode>2. Use nonnimediate_operand
5211 predicate for operand 1. Force operand 1 to register for TARGET_BSWAP.
5213 (*bswapdi2_doubleword): New insn pattern.
5214 (*bswap<mode>2): Rename from *bswap<mode>2_1.
5216 2012-05-06 Richard Sandiford <rdsandiford@googlemail.com>
5218 * config/mips/mips.c (mips_set_reg_reg_piece_cost): New function.
5219 (mips_set_reg_reg_cost): Likewise.
5220 (mips_rtx_costs): Handle SET.
5222 2012-05-06 Richard Sandiford <rdsandiford@googlemail.com>
5224 * lower-subreg.c (shift_cost): Use set_src_cost, avoiding the SET.
5225 (compute_costs): Likewise for the zero extension. Use set_rtx_cost
5226 to compute the cost of moves. Set the mode of the target register.
5228 2012-05-05 Richard Sandiford <rdsandiford@googlemail.com>
5230 * rtl.h (plus_constant, plus_constant_mode): Merge into a single
5231 plus_constant function.
5232 * explow.c (plus_constant, plus_constant_mode): Likewise. Assert
5233 that the mode is sensible.
5234 (use_anchored_address, round_push, allocate_dynamic_stack_space)
5235 (probe_stack_range, anti_adjust_stack_and_probe): Update calls to
5238 * alias.c (canon_rtx): Likewise.
5239 (init_alias_analysis): Likewise.
5240 * builtins.c (expand_builtin_return_addr)
5241 (expand_builtin_setjmp_setup, expand_builtin_longjmp)
5242 (expand_builtin_nonlocal_goto, expand_builtin_update_setjmp_buf)
5243 (expand_builtin_apply_args_1, expand_builtin_apply, expand_movstr)
5244 (expand_builtin_stpcpy): Likewise.
5245 * calls.c (save_fixed_argument_area, restore_fixed_argument_area)
5246 (compute_argument_addresses, internal_arg_pointer_based_exp)
5247 (expand_call, emit_library_call_value_1): Likewise.
5248 * cfgexpand.c (expand_one_stack_var_at, expand_debug_expr): Likewise.
5249 * combine-stack-adj.c (try_apply_stack_adjustment): Likewise.
5250 * combine.c (combine_simplify_rtx, force_to_mode): Likewise.
5251 * cse.c (insert_const_anchor, find_reg_offset_for_const)
5252 (use_related_value, fold_rtx): Likewise.
5253 * cselib.c (cselib_subst_to_values): Likewise.
5254 * dse.c (record_store, check_mem_read_rtx): Likewise.
5255 * dwarf2out.c (rtl_for_decl_location, gen_variable_die): Likewise.
5256 * emit-rtl.c (adjust_address_1): Likewise.
5257 * except.c (sjlj_emit_function_enter)
5258 (expand_builtin_extract_return_addr)
5259 (expand_builtin_frob_return_addr): Likewise.
5260 * expmed.c (expand_divmod): Likewise.
5261 * expr.c (move_by_pieces, store_by_pieces, store_by_pieces_1)
5262 (emit_move_resolve_push, push_block, emit_push_insn, store_expr)
5263 (expand_expr_addr_expr_1, expand_expr_real_1): Likewise.
5264 * function.c (assign_stack_local_1)
5265 (instantiate_virtual_regs_in_rtx): Likewise.
5266 * optabs.c (prepare_cmp_insn): Likewise.
5267 * recog.c (offsettable_address_addr_space_p): Likewise.
5268 * reload.c (find_reloads_address, form_sum)
5269 (find_reloads_subreg_address): Likewise.
5270 * reload1.c (init_reload, eliminate_regs_1)
5271 (eliminate_regs_in_insn): Likewise.
5272 * simplify-rtx.c (simplify_unary_operation_1)
5273 (simplify_binary_operation_1, simplify_plus_minus): Likewise.
5274 * var-tracking.c (compute_cfa_pointer, prepare_call_arguments)
5275 (vt_add_function_parameter): Likewise.
5277 * config/alpha/alpha.h (EH_RETURN_HANDLER_RTX): Likewise.
5278 * config/alpha/vms.h (EH_RETURN_HANDLER_RTX): Likewise.
5279 * config/alpha/alpha.c (alpha_legitimize_address_1)
5280 (get_unaligned_address, alpha_expand_unaligned_load)
5281 (alpha_expand_unaligned_store, alpha_expand_unaligned_load_words)
5282 (alpha_expand_unaligned_store_words, alpha_expand_block_clear)
5283 (alpha_expand_builtin_establish_vms_condition_handler)
5284 (alpha_setup_incoming_varargs, emit_frame_store_1)
5285 (alpha_expand_prologue, alpha_expand_epilogue)
5286 (alpha_use_linkage): Likewise.
5287 * config/alpha/alpha.md: Likewise.
5289 * config/arm/arm.c (arm_trampoline_init, legitimize_pic_address)
5290 (arm_load_pic_register, arm_pic_static_addr, arm_legitimize_address)
5291 (thumb_legitimize_address, arm_gen_load_multiple_1)
5292 (arm_gen_store_multiple_1, arm_gen_multiple_op, gen_ldm_seq)
5293 (gen_stm_seq, gen_const_stm_seq, arm_block_move_unaligned_straight)
5294 (arm_block_move_unaligned_loop, arm_gen_movmemqi, arm_reload_in_hi)
5295 (arm_reload_out_hi, arm_reorg, vfp_emit_fstmd, emit_multi_reg_push)
5296 (emit_sfm, thumb_set_frame_pointer, arm_expand_prologue)
5297 (thumb1_emit_multi_reg_push, thumb1_expand_prologue)
5298 (thumb_expand_movmemqi, arm_set_return_address)
5299 (thumb_set_return_address): Likewise.
5300 * config/arm/arm.md: Likewise.
5302 * config/avr/avr.c (avr_incoming_return_addr_rtx)
5303 (avr_prologue_setup_frame, expand_epilogue)
5304 (avr_const_address_lo16): Likewise.
5306 * config/bfin/bfin.h (EH_RETURN_HANDLER_RTX): Likewise.
5307 * config/bfin/bfin.c (setup_incoming_varargs, bfin_load_pic_reg)
5308 (bfin_expand_prologue, bfin_trampoline_init, bfin_expand_call)
5309 (bfin_output_mi_thunk): Likewise.
5311 * config/c6x/c6x.c (c6x_initialize_trampoline)
5312 (c6x_output_mi_thunk): Likewise.
5314 * config/cr16/cr16.h (EH_RETURN_HANDLER_RTX): Likewise.
5315 * config/cr16/cr16.c (cr16_create_dwarf_for_multi_push): Likewise.
5317 * config/cris/cris.c (cris_return_addr_rtx, cris_split_movdx)
5318 (cris_expand_prologue, cris_expand_epilogue, cris_gen_movem_load)
5319 (cris_emit_movem_store, cris_trampoline_init): Likewise.
5320 * config/cris/cris.md: Likewise.
5322 * config/darwin.c (machopic_indirect_data_reference)
5323 (machopic_legitimize_pic_address): Likewise.
5325 * config/epiphany/epiphany.c (epiphany_emit_save_restore)
5326 (epiphany_expand_prologue, epiphany_expand_epilogue)
5327 (epiphany_trampoline_init): Likewise.
5328 * config/epiphany/epiphany.md: Likewise.
5330 * config/fr30/fr30.c (fr30_move_double): Likewise.
5332 * config/frv/frv.c (frv_dwarf_store, frv_expand_prologue)
5333 (frv_expand_block_move, frv_expand_block_clear, frv_return_addr_rtx)
5334 (frv_index_memory, unspec_got_name, frv_find_base_term)
5335 (frv_output_dwarf_dtprel): Likewise.
5337 * config/h8300/h8300.c (h8300_push_pop, h8300_return_addr_rtx)
5338 (h8300_swap_into_er6, h8300_swap_out_of_er6): Likewise.
5340 * config/i386/i386.h (RETURN_ADDR_RTX): Likewise.
5341 * config/i386/i386.c (setup_incoming_varargs_64)
5342 (setup_incoming_varargs_ms_64, choose_baseaddr)
5343 (ix86_emit_save_reg_using_mov, ix86_adjust_stack_and_probe)
5344 (ix86_emit_probe_stack_range, ix86_expand_prologue)
5345 (ix86_emit_restore_reg_using_pop, ix86_emit_leave)
5346 (ix86_expand_epilogue, legitimize_pic_address, ix86_legitimize_address)
5347 (ix86_split_long_move, ix86_expand_movmem, ix86_expand_setmem)
5348 (ix86_static_chain, ix86_trampoline_init, x86_this_parameter)
5349 (x86_output_mi_thunk): Likewise.
5350 * config/i386/i386.md: Likewise.
5352 * config/ia64/ia64.c (ia64_expand_load_address)
5353 (ia64_expand_tls_address, ia64_expand_move, ia64_split_tmode)
5354 (do_spill, ia64_trampoline_init): Likewise.
5356 * config/iq2000/iq2000.c (iq2000_va_start)
5357 (iq2000_emit_frame_related_store, iq2000_expand_prologue)
5358 (iq2000_expand_eh_return, iq2000_setup_incoming_varargs)
5359 (iq2000_print_operand, iq2000_legitimize_address): Likewise.
5361 * config/lm32/lm32.c (lm32_setup_incoming_varargs): Likewise.
5363 * config/m32c/m32c.c (m32c_return_addr_rtx)
5364 (m32c_expand_insv): Likewise.
5366 * config/m32r/m32r.c (m32r_setup_incoming_varargs)
5367 (m32r_legitimize_pic_address, m32r_print_operand)
5368 (m32r_print_operand_address): Likewise.
5370 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Likewise.
5371 * config/m68k/m68k.h (RETURN_ADDR_RTX): Likewise.
5372 (EH_RETURN_HANDLER_RTX): Likewise.
5373 * config/m68k/m68k.c (m68k_emit_movem, m68k_expand_prologue)
5374 (m68k_expand_epilogue, legitimize_pic_address)
5375 (m68k_output_mi_thunk): Likewise.
5376 * config/m68k/m68k.md: Likewise.
5378 * config/mcore/mcore.c (mcore_expand_prolog): Likewise.
5379 (mcore_expand_epilog): Likewise.
5380 * config/mcore/mcore.md: Likewise.
5382 * config/mep/mep.c (mep_allocate_initial_value)
5383 (mep_expand_prologue, mep_expand_epilogue): Likewise.
5385 * config/microblaze/microblaze.c (double_memory_operand)
5386 (microblaze_block_move_loop): Likewise.
5388 * config/mips/mips.c (mips_strip_unspec_address, mips_add_offset)
5389 (mips_setup_incoming_varargs, mips_va_start, mips_block_move_loop)
5390 (mips_print_operand, mips16e_save_restore_reg, mips_save_restore_reg)
5391 (mips_expand_prologue, mips_epilogue_set_cfa)
5392 (mips_expand_epilogue): Likewise.
5393 * config/mips/mips.md: Likewise.
5395 * config/mmix/mmix.c (mmix_dynamic_chain_address, mmix_return_addr_rtx)
5396 (mmix_expand_prologue, mmix_expand_epilogue): Likewise.
5398 * config/mn10300/mn10300.c (mn10300_gen_multiple_store)
5399 (mn10300_builtin_saveregs, mn10300_trampoline_init): Likewise.
5401 * config/moxie/moxie.h (INCOMING_RETURN_ADDR_RTX): Likewise.
5402 (EH_RETURN_HANDLER_RTX): Likewise.
5403 * config/moxie/moxie.c (moxie_static_chain): Likewise.
5405 * config/pa/pa.c (legitimize_pic_address, hppa_legitimize_address)
5406 (store_reg, set_reg_plus_d, pa_expand_prologue, load_reg)
5407 (pa_return_addr_rtx, hppa_builtin_saveregs)
5408 (pa_trampoline_init): Likewise.
5409 * config/pa/pa.md: Likewise.
5411 * config/pdp11/pdp11.c (pdp11_expand_epilogue): Likewise.
5413 * config/picochip/picochip.c (picochip_static_chain): Likewise.
5415 * config/rs6000/rs6000.h (RS6000_SAVE_TOC): Likewise.
5416 * config/rs6000/rs6000.c (rs6000_legitimize_address)
5417 (setup_incoming_varargs, print_operand, rs6000_return_addr)
5418 (rs6000_emit_eh_reg_restore, rs6000_emit_probe_stack_range)
5419 (rs6000_emit_epilogue)
5420 (rs6000_machopic_legitimize_pic_address): Likewise.
5422 * config/rx/rx.c (gen_rx_rtsd_vector, gen_rx_popm_vector): Likewise.
5424 * config/s390/s390.h (INITIAL_FRAME_ADDRESS_RTX): Likewise.
5425 (DYNAMIC_CHAIN_ADDRESS): Likewise.
5426 * config/s390/s390.c (s390_decompose_address, legitimize_pic_address)
5427 (s390_delegitimize_address, print_operand, annotate_constant_pool_refs)
5428 (replace_constant_pool_ref, s390_return_addr_rtx, s390_back_chain_rtx)
5429 (save_fpr, restore_fpr, save_gprs, restore_gprs, s390_emit_prologue)
5430 (s390_emit_epilogue, s390_function_profiler): Likewise.
5431 * config/s390/s390.md: Likewise.
5433 * config/score/score.c (score_add_offset, score_prologue): Likewise.
5435 * config/sh/sh.c (expand_block_move, push_regs, sh_builtin_saveregs)
5436 (sh_output_mi_thunk): Likewise.
5437 * config/sh/sh.md: Likewise.
5439 * config/sparc/sparc.h (DYNAMIC_CHAIN_ADDRESS, FRAME_ADDR_RTX)
5440 (RETURN_ADDR_RTX, INCOMING_RETURN_ADDR_RTX): Likewise.
5441 * config/sparc/sparc.c (sparc_legitimize_pic_address)
5442 (sparc_emit_probe_stack_range, emit_save_or_restore_regs)
5443 (emit_window_save, sparc_flat_expand_prologue, sparc_struct_value_rtx)
5444 (emit_and_preserve): Likewise.
5445 * config/sparc/sparc.md: Likewise.
5447 * config/spu/spu.h (DYNAMIC_CHAIN_ADDRESS): Likewise.
5448 * config/spu/spu.c (spu_expand_insv, spu_machine_dependent_reorg)
5449 (spu_setup_incoming_varargs, ea_load_store_inline)
5450 (spu_expand_load): Likewise.
5452 * config/stormy16/stormy16.c (xstormy16_expand_prologue)
5453 (combine_bnp): Likewise.
5455 * config/tilegx/tilegx.h (DYNAMIC_CHAIN_ADDRESS): Likewise.
5456 * config/tilegx/tilegx.c (tilegx_setup_incoming_varargs)
5457 (tilegx_expand_unaligned_load, tilegx_trampoline_init): Likewise.
5459 * config/tilepro/tilepro.h (DYNAMIC_CHAIN_ADDRESS): Likewise.
5460 * config/tilepro/tilepro.c (tilepro_setup_incoming_varargs)
5461 (tilepro_expand_unaligned_load, tilepro_trampoline_init): Likewise.
5463 * config/v850/v850.c (expand_prologue, expand_epilogue): Likewise.
5464 * config/v850/v850.md: Likewise.
5466 * config/vax/elf.h (EH_RETURN_STACKADJ_RTX): Likewise.
5467 (EH_RETURN_HANDLER_RTX): Likewise.
5468 * config/vax/vax.h (DYNAMIC_CHAIN_ADDRESS, RETURN_ADDR_RTX): Likewise.
5469 * config/vax/vax.c (vax_add_reg_cfa_offset, vax_expand_prologue)
5470 (print_operand_address, vax_trampoline_init): Likewise.
5472 * config/xtensa/xtensa.c (xtensa_expand_prologue, xtensa_return_addr)
5473 (xtensa_function_value_regno_p): Likewise.
5475 2012-05-04 Andrew Pinski <apinski@cavium.com>
5477 * expr.c (get_def_for_expr_class): New function.
5478 (convert_tree_comp_to_rtx): New function.
5479 (expand_cond_expr_using_cmove): New function.
5480 (expand_expr_real_2 <case COND_EXPR>): Call
5481 expand_cond_expr_using_cmove first and return if it succeeds.
5482 Remove the check for HAVE_conditional_move since we should have
5483 already converted it to a conditional move.
5484 * config/i386/i386.c (ix86_expand_int_movcc): Disallow comparison
5485 modes of DImode for 32bits and TImode.
5487 2012-05-04 Steven Bosscher <steven@gcc.gnu.org>
5490 * read-md.c (fprint_md_ptr_loc, fprint_c_condition): New functions.
5491 (print_md_ptr_loc, print_c_condition): Use them.
5492 * read-md.h (fprint_md_ptr_loc, fprint_c_condition): New prototypes.
5493 * genattrtab.c (attr_file_name, dfa_file_name, latency_file_name,
5494 attr_file, dfa_file, latency_file): New global variables.
5495 (write_attr_valueq, write_attr_set, write_attr_case, write_attr_value,
5496 write_upcase, write_indent, write_length_unit_log, write_test_expr,
5497 write_attr_get, write_insn_cases, write_eligible_delay,
5498 write_const_num_delay_slots): Accept FILE pointer and toss it around.
5500 (write_header, open_outfile, handle_arg): New funcions.
5501 (make_automaton_attrs): Write prototypes as extern to the output
5503 (main): Use init_rtx_reader_args_cb with handle_arg to take 3 file
5504 names from the command line. Open the output files and write out
5505 internal functions for DFA functions to dfa_file_name, insn latency
5506 functions to latency_file_name, and everything else to attr_file.
5507 * Makefile.in (OBJS): Add insn-dfatab.o and insn-latencytab.o.
5508 (BACKEND): Build libbackend first.
5509 (MOSTLYCLEANFILES): Add insn-dfatab.c and insn-latencytab.c.
5510 (.PRECIOUS): Likewise.
5511 (insn-dfatab.o): New rule.
5512 (insn-latencytab.o): New rule.
5513 (simple_rtl_generated_c): Do not include insn-attrtab.c.
5514 (s-attrtab): New rule.
5516 2012-05-04 Steven Bosscher <steven@gcc.gnu.org>
5518 * rtl.def (ATTR_FLAG): Remove probability indicating flags.
5519 * genattr.c (main): Remove ATTR_FLAG_likely, ATTR_FLAG_unlikely,
5520 ATTR_FLAG_very_likely, and ATTR_FLAG_very_unlikely.
5521 * reorg.c (get_jump_flags): Do not set the removed flags.
5523 * doc/md.texi (attr_flag): Update for abovementioned changes.
5525 2012-05-04 Uros Bizjak <ubizjak@gmail.com>
5528 * config/i386/i386.h (X86_ARCH_CMOV): Rename from X86_ARCH_CMOVE.
5529 (TARGET_CMOV): Rename from TARGET_CMOVE.
5530 (TARGET_CMOVE): New define.
5531 * config/i386/i386.c (ix86_option_override_internal): Use TARGET_CMOV.
5532 Do not set TARGET_CMOVE here.
5534 2012-05-04 Dodji Seketeli <dodji@redhat.com>
5536 Enable -Wunused-local-typedefs when -Wall or -Wunused is on
5537 * opts.c (finish_options): Activate -Wunused-local-typedefs if
5538 -Wunused is activated.
5539 * doc/invoke.texi: Update blurb of -Wunused-local-typedefs.
5541 2012-05-04 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5543 * config/s390/s390.md (*movmem_short, *clrmem_short)
5544 (*cmpmem_short): Move the mode check from the insn condition to
5547 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
5549 PR tree-optimization/52633
5550 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Swap order of
5551 vect_recog_widen_shift_pattern and vect_recog_over_widening_pattern.
5552 (vect_recog_over_widening_pattern): Remove handling of code that was
5553 already detected as over-widening pattern. Remove special handling
5554 of "unsigned" cases. Instead, support general case of conversion
5555 of the shift result to another type.
5557 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
5559 * tree-vect-patterns.c (vect_single_imm_use): New function.
5560 (vect_recog_widen_mult_pattern): Use it instead of open-coding loop.
5561 (vect_recog_over_widening_pattern): Likewise.
5562 (vect_recog_widen_shift_pattern): Likewise.
5564 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
5566 * tree-vect-patterns.c (vect_same_loop_or_bb_p): New function.
5567 (vect_handle_widen_op_by_const): Use it instead of open-coding test.
5568 (vect_recog_widen_mult_pattern): Likewise.
5569 (vect_operation_fits_smaller_type): Likewise.
5570 (vect_recog_over_widening_pattern): Likewise.
5571 (vect_recog_widen_shift_pattern): Add to vect_same_loop_or_bb_p test.
5573 2012-05-04 Richard Guenther <rguenther@suse.de>
5576 * lto-wrapper.c (merge_and_complain): Complain about mismatches
5577 of -freg-struct-return and -fpcc-struct-return.
5578 (run_gcc): Pass through -freg-struct-return and -fpcc-struct-return
5579 from the input file options and ignore those from the link
5582 2012-05-04 Richard Guenther <rguenther@suse.de>
5584 PR tree-optimization/53168
5585 * tree-ssa-pre.c (phi_translate_1): Only handle type-punned
5586 memory reads when the result is a constant we can pun.
5588 2012-05-04 Richard Guenther <rguenther@suse.de>
5590 * common.opt (flto-report): Do not mark as Optimization.
5592 2012-05-04 Eric Botcazou <ebotcazou@adacore.com>
5595 * recog.c (constrain_operands): If extra constraints are present, also
5596 accept pseudo-registers with equivalent memory locations during reload.
5598 2012-05-04 Olivier Hainque <hainque@adacore.com>
5600 * collect2.c (may_unlink_output_file): New global.
5601 (maybe_unlink): Honor it.
5602 * collect2.h: Add extern for it.
5603 * tlink.c (do_tlink): Set it to true if the link succeeded.
5605 2012-05-04 Olivier Hainque <hainque@adacore.com>
5607 * gcc.c (eval_spec_function): Finalize/restore the current string
5608 obstack state as part of the context push/pop operations.
5610 2012-05-04 Bin Cheng <bin.cheng@arm.com>
5612 PR rtl-optimization/52804
5613 * reload1.c (reload_reg_reaches_end_p): Check whether successor
5614 reload with type RELOAD_FOR_INPUT_ADDRESS kills reload register
5615 of current one with type RELOAD_FOR_INPADDR_ADDRESS.
5616 Same stands for reloads with type RELOAD_FOR_OUTPUT_ADDRESS and
5617 RELOAD_FOR_OUTADDR_ADDRESS.
5619 2012-05-04 Manuel López-Ibáñez <manu@gcc.gnu.org>
5622 * tree-diagnostic.c (maybe_unwind_expanded_macro_loc): Show caret
5623 for macro expansion.
5625 2012-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
5627 * flags.h (flag_permissive): Do not declare.
5628 * diagnostic.c (diagnostic_report_diagnostic): Handle fpermissive
5630 * toplev.c (flag_permissive): Do not define.
5631 * c-tree.h (system_header_p): Delete unused.
5633 2012-05-03 David S. Miller <davem@davemloft.net>
5636 * config/sparc/sparc.c (emit_soft_tfmode_libcall): If we pass a
5637 MEM directly into a libcall, mark it's MEM_EXPR as addressable.
5638 (sparc_emit_float_lib_cmp): Likewise.
5640 2012-05-03 Michael Meissner <meissner@linux.vnet.ibm.com>
5643 * config/rs6000/rs6000.md (bswapdi splitters): If
5644 -mavoid-indexed-addresses (or -mcpu=power6 which sets it by
5645 default) is used, generate an alternate sequence that does not
5646 depend on using indexed addressing.
5648 2012-05-03 Jason Merrill <jason@redhat.com>
5650 * gengtype.c (write_types): Fix warning message.
5651 (write_local): Likewise.
5653 2012-05-02 Jason Merrill <jason@redhat.com>
5655 * dwarf2out.c (struct external_ref, build_local_stub): New.
5656 (hash_external_ref, external_ref_eq, lookup_external_ref): New.
5657 (optimize_external_refs, optimize_external_refs_1): New.
5658 (change_AT_die_ref): New.
5659 (clone_as_declaration): Add DW_AT_signature when cloning a declaration.
5660 (build_abbrev_table): Take the external refs hashtable.
5661 (output_comp_unit): Get it from optimize_external_refs and pass it in.
5663 2012-05-03 Jan Hubicka <jh@suse.cz>
5666 * tree-emutls.c (new_emutls_decl): Fix handling of aliases.
5668 2012-05-03 Jan Hubicka <jh@suse.cz>
5671 * ipa.c (cgraph_remove_unreachable_nodes): Fix handling of clones.
5673 2012-05-03 Jason Merrill <jason@redhat.com>
5675 * dwarf2out.c (die_struct): Add comdat_type_p flag. Use it instead of
5676 use_debug_types to discriminate the die_id union.
5677 (print_die, assign_symbol_names, copy_decls_walk): Likewise.
5678 (build_abbrev_table, output_die): Likewise.
5679 (prune_unused_types_walk_attribs): Likewise.
5680 (generate_type_signature, copy_declaration_context): Set it.
5681 (remove_child_or_replace_with_skeleton): Set it.
5682 (dwarf2out_start_source_file, dwarf2out_end_source_file): Don't
5683 check use_debug_types.
5684 (dwarf2out_finish): Do break_out_includes after .debug_types.
5686 2012-05-03 Jason Merrill <jason@redhat.com>
5688 * dwarf2out.c (modified_type_die): Use scope_die_for.
5689 (gen_type_die_with_usage, dwarf2out_finish): Likewise.
5690 (uses_local_type_r, uses_local_type): New.
5691 (scope_die_for): Keep a type that uses a local type in local scope.
5692 Use get_context_die for namespace and type scope.
5694 2012-05-03 Jason Merrill <jason@redhat.com>
5696 * config/i386/i386.c (ix86_code_end): Set DECL_IGNORED_P on the
5698 * dwarf2out.c (output_aranges): Skip DECL_IGNORED_P functions.
5699 (dwarf2out_finish): Likewise.
5701 2012-05-03 Martin Jambor <mjambor@suse.cz>
5703 * builtins.c (get_object_alignment_1): Return whether we can determine
5704 the alignment or conservatively assume byte alignment. Return the
5705 alignment by reference. Use get_pointer_alignment_1 for dereference
5707 (get_pointer_alignment_1): Return whether we can determine the
5708 alignment or conservatively assume byte alignment. Return the
5709 alignment by reference. Use get_ptr_info_alignment to get SSA name
5711 (get_object_alignment): Update call to get_object_alignment_1.
5712 (get_object_or_type_alignment): Likewise, fall back to type alignment
5713 only when it returned false.
5714 (get_pointer_alignment): Update call to get_pointer_alignment_1.
5715 * fold-const.c (get_pointer_modulus_and_residue): Update call to
5716 get_object_alignment_1.
5717 * ipa-prop.c (ipa_modify_call_arguments): Update call to
5718 get_pointer_alignment_1.
5719 * tree-sra.c (build_ref_for_offset): Likewise, fall back to the type
5720 of MEM_REF or TARGET_MEM_REF only when it returns false.
5721 * tree-ssa-ccp.c (get_value_from_alignment): Update call to
5722 get_object_alignment_1.
5723 (ccp_finalize): Use set_ptr_info_alignment.
5724 * tree.h (get_object_alignment_1): Update declaration.
5725 (get_pointer_alignment_1): Likewise.
5726 * gimple-pretty-print.c (dump_gimple_phi): Use get_ptr_info_alignment.
5727 (dump_gimple_stmt): Likewise.
5728 * tree-flow.h (ptr_info_def): Updated comments of fields align and
5730 (get_ptr_info_alignment): Declared.
5731 (mark_ptr_info_alignment_unknown): Likewise.
5732 (set_ptr_info_alignment): Likewise.
5733 (adjust_ptr_info_misalignment): Likewise.
5734 * tree-ssa-address.c (copy_ref_info): Use new access functions to get
5735 and set alignment of SSA names.
5736 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Call
5737 mark_ptr_info_alignment_unknown.
5738 * tree-ssanames.c (get_ptr_info_alignment): New function.
5739 (mark_ptr_info_alignment_unknown): Likewise.
5740 (set_ptr_info_alignment): Likewise.
5741 (adjust_ptr_info_misalignment): Likewise.
5742 (get_ptr_info): Call mark_ptr_info_alignment_unknown.
5743 * tree-vect-data-refs.c (vect_create_addr_base_for_vector_ref):
5745 (bump_vector_ptr): Likewise.
5746 * tree-vect-stmts.c (create_array_ref): Use set_ptr_info_alignment.
5747 (vectorizable_store): Likewise.
5748 (vectorizable_load): Likewise.
5750 2012-05-03 Michael Matz <matz@suse.de>
5752 * basic-block.h (struct rtl_bb_info, struct gimple_bb_info): Move
5753 in front of basic_block_def.
5754 (struct basic_block_def): Make il.gimple the full struct, not a
5756 (__assert_gimple_bb_smaller_rtl_bb): Asserting typedef.
5758 * cfgexpand.c (expand_gimple_basic_block): Clear all il.gimple members.
5759 * gimple-iterator.c (gimple_stmt_iterator): Don't special case
5760 NULL il.gimple, which can't happen anymore.
5761 * gimple.h (bb_seq): il.gimple can't be NULL.
5762 (bb_seq_add): Ditto.
5763 (set_bb_seq): Adjust.
5764 (gsi_start_bb, gsi_last_bb): Tidy.
5765 * lto-streamer-in.c (make_new_block): Don't zero members that
5766 are zeroed already, don't allocate a gimple_bb_info.
5767 * tree-cfg.c (create_bb): Don't allocate a gimple_bb_info.
5768 (remove_bb): Clear all il.gimple members.
5769 (gimple_verify_flow_info): Adjust for flat il.gimple.
5770 * tree-flow-inline.h (phi_nodes, phi_nodes_ptr, set_phi_nodes): Adjust.
5772 * coretypes.h (const_gimple_seq): Remove typedef.
5773 * gimple.h (gimple_seq_first): Take gimple_seq.
5774 (gimple_seq_first_stmt): Ditto.
5775 (gimple_seq_last): Ditto.
5776 (gimple_seq_last_stmt): Ditto.
5777 (gimple_seq_empty_p): Ditto.
5779 2012-05-03 Richard Guenther <rguenther@suse.de>
5781 * tree-ssa-pre.c (valid_in_sets): Remove checking of trapping
5783 (prune_clobbered_mems): Do it here. Do not uselessly sort expressions.
5784 (compute_avail): Do not add possibly trapping operations to
5785 EXP_GEN if they might not be executed in the block.
5787 2012-05-03 Uros Bizjak <ubizjak@gmail.com>
5789 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Remove.
5791 2012-05-03 Steven Bosscher <steven@gcc.gnu.org>
5793 * tree-switch-conversion.c (gen_inbound_check): Free post-dominance
5794 information as early as possible. Update dominance info instead of
5797 2012-05-03 Richard Guenther <rguenther@suse.de>
5799 * tree-ssa-pre.c (debug_bitmap_sets_for): New function.
5800 (union_contains_value): Remove.
5801 (vro_valid_in_sets): Likewise.
5802 (op_valid_in_sets): New function.
5803 (valid_in_sets): Use op_valid_in_sets.
5804 (insert_into_preds_of_block): Move dumping ...
5805 (do_regular_insertion): ... here.
5806 (do_partial_partial_insertion): ... and here. Dump that
5807 we've found a partial partial redundancy.
5808 (insert): Dump the current insert iteration.
5810 2012-05-03 Jakub Jelinek <jakub@redhat.com>
5813 * gcc-ar.c (main): If GCC_EXEC_PREFIX is set in env,
5814 append program name to it and pass that as first argument
5815 to make_relative_prefix. Always pass standard_libexec_prefix
5816 as last argument to make_relative_prefix. If
5817 make_relative_prefix returns NULL, fall back to
5818 standard_libexec_prefix.
5821 * tree-predcom.c (remove_stmt): Call reset_debug_uses on stmts being
5825 * config/arm/arm.c (arm_select_cc_mode): If x has MODE_CC class
5826 mode, return that mode.
5829 * config/i386/i386-c.c (ix86_target_macros_internal): Don't
5830 define __ATOMIC_HLE_* macros here.
5831 (ix86_target_macros): But here, using cpp_define_formatted.
5833 2012-05-03 Richard Guenther <rguenther@suse.de>
5835 PR tree-optimization/53144
5836 * tree-ssa-sccvn.c (vn_reference_lookup_or_insert_constant_for_pieces):
5838 (vn_reference_lookup_or_insert_for_pieces): ... this. Properly deal
5839 with SSA name values.
5840 (vn_reference_lookup_3): Adjust callers.
5842 2012-05-03 Ganesh Gopalasubramanian <Ganesh.Gopalasubramanian@amd.com>
5844 * config/i386/driver-i386.c (host_detect_local_cpu): Reset
5845 has_fma4 for AMD processors with both fma3 and fma4 support.
5847 2012-05-03 Kirill Yukhin <kirill.yukhin@intel.com>
5850 * config/i386/driver-i386.c (host_detect_local_cpu): Add space to
5853 2012-05-03 Michael Matz <matz@suse.de>
5856 * tree-ssa-dse.c (dse_optimize_stmt): Take pointer to iterator.
5857 (dse_enter_block): Properly iterate the whole sequence even
5858 if the last statement was removed.
5860 2012-05-02 Steven Bosscher <steven@gcc.gnu.org>
5862 * config/alpha/vms.h (SUBTARGET_OVERRIDE_OPTIONS): For pic code,
5863 unset flag_jump_tables.
5864 * stmt.c (expand_case): Remove special flag_pic case conditional
5865 on ASM_OUTPUT_ADDR_DIFF_ELT not being defined.
5867 2012-05-02 Ulrich Weigand <ulrich.weigand@linaro.org>
5869 * common/config/s390/s390-common.c (s390_option_optimization_table):
5870 Enable -fsched-pressure using -fsched-pressure-algorithm=model by
5871 default when optimizing.
5873 2012-05-02 Martin Jambor <mjambor@suse.cz>
5876 * dwarf2out.c (dwarf2out_decl): Only lookup die representing context
5877 of a variable when the contect is a function.
5879 2012-05-02 Michael Matz <matz@suse.de>
5881 * coretypes.h (gimple_seq, const_gimple_seq): Typedef as gimple.
5882 * gimple.h (struct gimple_seq_node_d, struct gimple_seq_d): Remove.
5883 (const_gimple_seq_node): Remove.
5884 (gimple_seq_node): Typedef as gimple.
5885 (struct gimple_statement_base): Add next and prev members,
5886 adjust all WORD markers in using structs.
5887 (union gimple_statement_d): Link via gsbase.next field for GC and PCH.
5888 (gimple_seq_first, gimple_seq_first_stmt, gimple_seq_last,
5889 gimple_seq_last_stmt): Adjust as gimple_seq, gimple_seq_node and
5890 gimple are the same.
5891 (gimple_seq_set_last, gimple_seq_set_first): Don't allocate
5893 (gimple_init_singleton): New function.
5894 (gsi_start_1, gsi_last_1, gsi_end_p, gsi_one_before_end_p): Adjust.
5895 (gsi_next, gsi_prev): Adjust, handle prev cyclic list correctly.
5897 (gsi_stmt_ptr): Remove.
5898 (enum gimple_alloc_kind): Remove gimple_alloc_kind_seq member.
5900 * gimple-iterator.c (update_bb_for_stmts): Take last parameter
5901 again, adjust for above changes.
5902 (update_call_edge_frequencies): Adjust for above changes.
5903 (gsi_insert_seq_nodes_before): Rewrite for new data structure.
5904 (gsi_insert_seq_nodes_after): Ditto.
5905 (gsi_split_seq_after): Ditto.
5906 (gsi_set_stmt): Ditto.
5907 (gsi_split_seq_before): Ditto.
5908 (gsi_remove): Ditto.
5909 (gsi_insert_seq_before_without_update): Don't free sequence.
5910 (gsi_insert_seq_after_without_update): Ditto.
5911 (gsi_replace): Assert some more invariants.
5912 (gsi_insert_before_without_update, gsi_insert_after_without_update):
5914 (gsi_for_stmt): Don't search for stmt.
5915 (gsi_insert_on_edge_immediate): Tidy.
5917 * gimple.c (gimple_alloc_k): Remove "sequences".
5918 (gimple_seq_cache): Remove.
5919 (gimple_alloc_stat): Make stmt a singleton sequence.
5920 (gimple_seq_alloc, gimple_seq_free): Remove.
5921 (gimple_assign_set_rhs_with_ops_1): Ensure new stmt is a singleton.
5922 (gimple_copy): Ditto.
5923 * gimplify.c (gimplify_cleanup_point_expr): Use gsi_set_stmt,
5924 create iterator from correct sequence.
5925 * tree-phinodes.c (make_phi_node): Make stmt a singleton.
5927 2012-05-02 Michael Matz <matz@suse.de>
5929 * gimple.h (gimple_stmt_iterator <seq>): Make it be pointer to
5931 (gimple_seq_set_last, gimple_seq_set_first): Take pointer to
5932 sequence, lazily allocate it.
5933 (bb_seq_addr): New function.
5934 (gsi_start_1): Rename from gsi_start, but take pointer to sequence.
5935 (gsi_start): Macro to wrap gsi_start_1 taking pointer of argument.
5936 (gsi_none): New function.
5937 (gsi_start_bb): Adjust.
5938 (gsi_last_1): Rename from gsi_last, but take pointer to sequence.
5939 (gsi_last): Macro to wrap gsi_last_1 taking pointer of argument.
5940 (gsi_last_bb): Adjust.
5942 * tree-flow-inline.h (phi_nodes_ptr): New function.
5944 * gimple-iterator.c (gsi_insert_seq_nodes_before): Adjust to
5945 datastructure and interface change.
5946 (gsi_insert_seq_before_without_update): Ditto.
5947 (gsi_insert_seq_nodes_after): Ditto.
5948 (gsi_insert_seq_after_without_update): Ditto.
5949 (gsi_split_seq_after): Ditto, don't use gimple_seq_alloc.
5950 (gsi_split_seq_before): Ditto.
5951 (gsi_start_phis): Adjust.
5952 * tree-vect-loop.c (vect_determine_vectorization_factor): Use gsi_none.
5953 (vect_transform_loop): Ditto.
5954 * gimple.c (gimple_seq_add_stmt, gimple_seq_add_seq,
5955 gimple_seq_copy): Don't use gimple_seq_alloc.
5956 * gimplify.c (gimple_seq_add_stmt_without_update): Ditto.
5957 (gimplify_seq_add_seq): Ditto.
5958 * lto-streamer-in.c (make_new_block): Ditto.
5959 * tree-cfg.c (create_bb): Ditto.
5960 * tree-sra.c (initialize_parameter_reductions): Ditto.
5962 2012-05-02 Michael Matz <matz@suse.de>
5964 * gimple.h (gimple_seq_first, gimple_seq_first_stmt, gimple_seq_last,
5965 gimple_seq_last_stmt, gimple_seq_set_last, gimple_seq_set_first,
5966 gimple_seq_empty_p, gimple_seq_alloc_with_stmt, bb_seq,
5967 set_bb_seq): Move down to after gimple_statement_d definition.
5969 2012-05-02 Michael Matz <matz@suse.de>
5971 * gimple-fold.c (gimplify_and_update_call_from_tree): Use
5972 gsi_replace_with_seq, instead of inserting itself.
5973 * gimple-iterator.c (gsi_replace_with_seq): New function.
5974 * tree-ssa-forwprop.c (forward_propagate_comparison): Take
5975 iterator instead of statement, advance it.
5976 (ssa_forward_propagate_and_combine): Adjust call to above.
5978 2012-05-02 Michael Matz <matz@suse.de>
5980 * tree-phinodes.c (add_phi_node_to_bb): Tidy, don't use
5982 * omp-low.c (finalize_task_copyfn): Don't use gimple_seq_alloc.
5983 * tree-nested.c (walk_gimple_omp_for): Ditto.
5984 * trans-mem.c (lower_transaction): Ditto.
5985 * tree-eh.c (do_return_redirection): Ditto.
5986 (do_goto_redirection): Ditto.
5987 (lower_try_finally_switch): Ditto.
5988 * gimplify.c (gimplify_stmt): Ditto.
5989 (gimplify_scan_omp_clauses): Ditto.
5990 (gimplify_omp_for): Ditto.
5991 (gimplify_function_tree): Ditto.
5992 * gimple-fold.c (gimplify_and_update_call_from_tree): Ditto.
5993 * tree-mudflap.c (mf_decl_cache_locals): Ditto.
5994 (mf_build_check_statement_for): Ditto.
5995 (mx_register_decls): Ditto.
5996 * graphite-sese-to-poly.c (remove_invariant_phi): Ditto,
5997 and don't use itertors to append.
5998 (insert_stmts): Ditto.
5999 (insert_out_of_ssa_copy): Ditto.
6000 (insert_out_of_ssa_copy_on_edge): Ditto.
6002 2012-05-02 Michael Matz <matz@suse.de>
6004 * gimple.h (gimple_bind_body_ptr): New function.
6005 (gimple_bind_body): Use it.
6006 (gimple_catch_handler): Use gimple_catch_handler_ptr.
6007 (gimple_eh_filter_failure_ptr): New function.
6008 (gimple_eh_filter_failure): Use it.
6009 (gimple_eh_else_n_body_ptr): New function.
6010 (gimple_eh_else_n_body): Use it.
6011 (gimple_eh_else_e_body_ptr): New function.
6012 (gimple_eh_else_e_body): Use it.
6013 (gimple_try_eval_ptr): New function.
6014 (gimple_try_eval): Use it.
6015 (gimple_try_cleanup_ptr): New function.
6016 (gimple_try_cleanup): Use it.
6017 (gimple_wce_cleanup_ptr): New function.
6018 (gimple_wce_cleanup): Use it.
6019 (gimple_omp_body_ptr): New function.
6020 (gimple_omp_body): Use it.
6021 (gimple_omp_for_pre_body_ptr): New function.
6022 (gimple_omp_for_pre_body): Use it.
6023 (gimple_transaction_body_ptr): New function.
6024 (gimple_transaction_body): Use it.
6025 (gsi_split_seq_before): Adjust to return nothing and take pointer
6027 (gsi_set_stmt): Declare.
6028 (gsi_replace_with_seq): Declare.
6029 (walk_gimple_seq_mod): Declare.
6030 * function.h (struct function <gimple_body>): Use typedef gimple_seq.
6032 * gimple-iterator.c (gsi_set_stmt): New function.
6033 (gsi_split_seq_before): Return new sequence via pointer argument.
6034 (gsi_replace): Use gsi_set_stmt.
6036 * tree-ssa-loop-im.c (move_computations_stmt): First remove
6038 * tree-complex.c (update_complex_components_on_edge): Don't copy gsi.
6039 * tree-phinodes.c (resize_phi_node): Don't resize stmt in-place,
6041 (reserve_phi_args_for_new_edge): Change call to above,
6044 * omp-low.c (lower_omp): Change prototype to take pointer to sequence.
6045 (lower_rec_input_clauses): Use gimple_seq_add_seq instead of
6046 iterators. Adjust call to lower_omp.
6047 (lower_lastprivate_clauses): Adjust call to lower_omp.
6048 (lower_reduction_clauses): Ditto.
6049 (expand_omp_taskreg): Nullify non-cfg body of child_fn.
6050 (lower_omp_sections): Don't explicitely count sequence length,
6051 nullify lowered bodies earlier, ensure stmts are part of only
6052 one sequence, adjust call to lower_omp.
6053 (lower_omp_single): Ensure stmts are part of only one sequence,
6054 adjust call to lower_omp.
6055 (lower_omp_master): Ditto.
6056 (lower_omp_ordered): Ditto.
6057 (lower_omp_critical): Ditto.
6058 (lower_omp_for): Ditto.
6059 (lower_omp_taskreg): Ditto, tidy.
6060 (lower_omp_1): Adjust calls to lower_omp.
6061 (execute_lower_omp): Ditto.
6062 (lower_omp): Adjust to take pointer to sequence.
6063 (diagnose_sb_2): Use walk_gimple_seq_mod.
6064 (diagnose_omp_structured_block_errors): Ditto and set possibly
6065 changed function body.
6066 * gimple-low.c (lower_function_body): Set function body after
6068 (lower_sequence): Adjust to take pointer to sequence.
6069 (lower_omp_directive): Ensure stmt isn't put twice into the
6070 sequence, adjust call to lower_sequence.
6071 (lower_stmt): Adjust calls to lower_sequence.
6072 (lower_gimple_bind): Ditto.
6073 (gimple_try_catch_may_fallthru): Call gsi_start with lvalue.
6074 * tree-nested.c (walk_body): Take pointer to sequence, use
6075 walk_gimple_seq_mod.
6076 (walk_function): Adjust call to walk_body, set possibly changed body.
6077 (walk_gimple_omp_for): Adjust calls to walk_body.
6078 (convert_nonlocal_omp_clauses): Ditto.
6079 (convert_nonlocal_reference_stmt): Ditto.
6080 (convert_local_omp_clauses): Ditto.
6081 (convert_local_reference_stmt): Ditto.
6082 (convert_tramp_reference_stmt): Ditto.
6083 (convert_gimple_call): Ditto.
6084 (convert_nl_goto_reference): Use local iterator copy.
6085 * gimple.c (walk_gimple_seq_mod): Renamed from walk_gimple_seq,
6086 but taking pointer to sequence, ensure gsi_start is called with
6088 (walk_gimple_seq): New wrapper around walk_gimple_seq_mod,
6089 asserting that the sequence head didn't change.
6090 (walk_gimple_stmt): Replace all calls to walk_gimple_seq with
6091 walk_gimple_seq_mod.
6092 * trans-mem.c (lower_transaction): Use walk_gimple_seq_mod.
6093 (execute_lower_tm): Ditto, and set possibly changed body.
6094 * tree-eh.c (lower_eh_constructs_1): Take pointer to sequence,
6095 call gsi_start with that lvalue.
6096 (replace_goto_queue_stmt_list): Ditto.
6097 (replace_goto_queue_1): Adjust calls to replace_goto_queue_stmt_list.
6098 (replace_goto_queue): Ditto.
6099 (lower_try_finally_nofallthru): Adjust calls to lower_eh_constructs_1.
6100 (lower_try_finally_onedest): Ditto.
6101 (lower_try_finally_copy): Ditto.
6102 (lower_try_finally_switch): Ditto.
6103 (lower_try_finally): Ditto.
6104 (lower_eh_filter): Ditto.
6105 (lower_eh_must_not_throw): Ditto.
6106 (lower_cleanup): Ditto.
6107 (lower_eh_constructs_2): Ditto.
6108 (lower_catch): Ditto, and ensure gsi_start is called with lvalue.
6109 (lower_eh_constructs): Adjust calls to lower_eh_constructs_1, and
6110 set possibly changed body.
6111 (optimize_double_finally): Call gsi_start with lvalue.
6113 * tree-cfg.c (make_blocks): Adjust call to gsi_split_seq_before.
6114 (gimple_split_block): Ditto.
6115 (gimple_merge_blocks): Use gsi_start_phis.
6116 (move_stmt_r): Use walk_gimple_seq_mod.
6117 * tree-ssa-dse.c (dse_enter_block): Use gsi_last_bb.
6118 * cgraphbuild.c (build_cgraph_edges): Use gsi_start_phis.
6119 (rebuild_cgraph_edges): Ditto.
6120 (cgraph_rebuild_references): Ditto.
6121 * ipa-prop.c (ipa_analyze_params_uses): Ditto.
6122 * tree-inline.c (copy_phis_for_bb): Ditto.
6123 * tree-ssa-dce.c: Ditto.
6125 * cgraphunit.c (cgraph_analyze_function): Use gimple_has_body_p.
6127 2012-05-02 Kirill Yukhin <kirill.yukhin@intel.com>
6128 Andi Kleen <ak@linux.intel.com>
6130 * coretypes.h (MEMMODEL_MASK): New.
6131 * builtins.c (get_memmodel): Add val. Call target.memmodel_check
6132 and return new variable.
6133 (expand_builtin_atomic_exchange): Mask memmodel values.
6134 (expand_builtin_atomic_compare_exchange): Ditto.
6135 (expand_builtin_atomic_load): Ditto.
6136 (expand_builtin_atomic_store): Ditto.
6137 (expand_builtin_atomic_clear): Ditto.
6138 * doc/extend.texi: Mention port-dependent memory model flags.
6139 * config/i386/cpuid.h (bit_HLE): New.
6140 * config/i386/driver-i386.c (host_detect_local_cpu): Detect
6142 * config/i386/i386-protos.h (ix86_generate_hle_prefix): New.
6143 * config/i386/i386-c.c (ix86_target_macros_internal): Set HLE defines.
6144 (ix86_target_string)<-mhle>: New.
6145 (ix86_valid_target_attribute_inner_p) <OPT_mhle>: Ditto.
6146 * config/i386/i386.c (ix86_target_string) <OPTION_MASK_ISA_HLE>: New.
6147 (ix86_valid_target_attribute_inner_p) <OPT_mhle>: Ditto.
6148 (ix86_option_override_internal) <PTA_HLE>: New switch, set it
6149 enabled for generic, generic64 and core-avx2.
6150 (ix86_print_operand): Generate HLE lock prefixes.
6151 (ix86_memmodel_check): New.
6152 (TARGET_MEMMODEL_CHECK): Ditto.
6153 * config/i386/i386.h (OPTION_ISA_HLE): Ditto.
6154 (IX86_HLE_ACQUIRE): Ditto.
6155 (IX86_HLE_RELEASE): Ditto.
6156 * config/i386/i386.h (ix86_generate_hle_prefix): Ditto.
6157 * config/i386/i386.opt (mhle): Ditto.
6158 * config/i386/sync.md(atomic_compare_and_swap<mode>): Pass
6159 success model to instruction emitter.
6160 (atomic_fetch_add<mode>): Ditto.
6161 (atomic_exchange<mode>): Ditto.
6162 (atomic_add<mode>): Ditto.
6163 (atomic_sub<mode>): Ditto.
6164 (atomic_<code><mode>): Ditto.
6165 (*atomic_compare_and_swap_doubledi_pic): Ditto.
6166 (atomic_compare_and_swap_single<mode>): Define and use argument
6168 (atomic_compare_and_swap_double<mode>): Ditto.
6169 * configure.ac: Check if assembler support HLE prefixes.
6170 * configure: Regenerate.
6173 2012-05-02 Steven Bosscher <steven@gcc.gnu.org>
6176 * gimplify.c (preprocess_case_label_vec_for_gimple): New function,
6178 (gimplify_switch_expr): ... here.
6179 * gimple.h (preprocess_case_label_vec_for_gimple): Add prototype.
6180 * tree-ssa-forwprop.c (simplify_gimple_switch_label_vec): New function
6181 to clean up case labels with values outside the index type range.
6182 (simplify_gimple_switch): Call it if something changed.
6183 Remove strange and unnecessary assert.
6185 2012-05-02 Richard Guenther <rguenther@suse.de>
6187 * fold-const.c (div_if_zero_remainder): sizetypes no longer
6189 (int_const_binop_1): New worker for int_const_binop with
6190 overflowable parameter. Pass it through to force_fit_type_double.
6191 (int_const_binop): Wrap around int_const_binop_1 with overflowable
6193 (size_binop_loc): Call int_const_binop_1 with overflowable equal
6194 to minus one, forcing overflow detection for even unsigned types.
6195 (extract_muldiv_1): Remove bogus TYPE_IS_SIZETYPE special-casing.
6196 (fold_binary_loc): Call try_move_mult_to_index with signed offset.
6197 * stor-layout.c (initialize_sizetypes): sizetypes no longer
6199 (layout_type): For zero-sized arrays ignore overflow on the
6201 * tree-ssa-ccp.c (bit_value_unop_1): Likewise.
6202 (bit_value_binop_1): Likewise.
6203 * tree.c (double_int_to_tree): Likewise.
6204 (double_int_fits_to_tree_p): Likewise.
6205 (force_fit_type_double): Likewise.
6206 (host_integerp): Likewise.
6207 (int_fits_type_p): Likewise.
6208 * varasm.c (output_constructor_regular_field): Sign-extend the
6209 field-offset to cater for negative offsets produced by the Ada
6211 * omp-low.c (extract_omp_for_data): Convert the loop step to
6212 signed for pointer adjustments.
6214 2012-05-02 Richard Guenther <rguenther@suse.de>
6216 * tree.c (valid_constant_size_p): New function.
6217 * tree.h (valid_constant_size_p): Declare.
6218 * cfgexpand.c (expand_one_var): Adjust check for too large
6219 variables by using valid_constant_size_p.
6220 * varasm.c (assemble_variable): Likewise.
6222 * c-decl.c (grokdeclarator): Properly check for sizes that
6223 cover more than half of the address-space.
6225 2012-05-02 Jakub Jelinek <jakub@redhat.com>
6227 PR tree-optimization/53163
6228 * tree-ssa-phiopt.c (cond_if_else_store_replacement): Don't ignore
6229 return value from compute_all_dependences.
6231 PR rtl-optimization/53160
6232 * ree.c (combine_reaching_defs): Handle the case where cand->insn
6233 has been modified by ree pass already.
6235 2012-05-01 Ian Lance Taylor <iant@google.com>
6238 * c-decl.c (build_compound_literal): Make the decl readonly if it
6239 an array of a readonly type.
6240 * gimplify.c (gimplify_compound_literal_expr): Add fallback
6241 parameter. Change all callers. If the decl is not addressable
6242 and is not an l-value, make it readonly.
6244 2012-05-01 Bernd Schmidt <bernds@codesourcery.com>
6246 * ira.c (allocated_reg_info_size): New static variable.
6247 (expand_reg_info): Manage it. Call
6248 setup_preferred_alternate_classes_for_new_pseudos.
6249 (ira): Don't do it here. Remove local allocated_reg_info_size,
6250 set the global before calling find_moveable_pseudos.
6251 (find_moveable_pseudos): Call expand_reg_info rather than
6254 2012-05-01 Richard Henderson <rth@redhat.com>
6256 * common.opt (fsync-libcalls): New.
6257 * doc/invoke.texi: Document it.
6258 * optabs.c (init_sync_libfuncs): Honor it.
6260 2012-05-01 Kenneth Zadeck <zadeck@naturalbridge.com>
6261 Richard Sandiford <r.sandiford@uk.ibm.com>
6263 PR rtl-optimization/52543
6264 * Makefile.in (lower-subreg.o, target-globals.o): Depend on
6266 * lower-subreg.h: New file.
6267 * target-globals.h (this_target_lower_subreg): Declare.
6268 (target_globals): Add lower_subreg;
6269 (restore_target_globals): Restore this_target_lower_subreg.
6270 * target-globals.c: Include it.
6271 (default_target_globals): Add default_target_lower_subreg.
6272 (save_target_globals): Initialize target_lower_subreg.
6273 * rtl.h (init_lower_subreg): Added declaration.
6274 * toplev.c (backend_init_target): Call initializer for lower-subreg
6276 * lower-subreg.c (LOG_COSTS, FORCE_LOWERING): New macros.
6277 (default_target_lower_subreg): New variable.
6278 (this_target_lower_subreg): Likewise.
6279 (twice_word_mode, choices): New macros.
6280 (shift_cost, compute_splitting_shift, compute_costs)
6281 (init_lower_subreg): New functions.
6282 (resolve_simple_move): Add speed_p argument. Check choices.
6283 (find_pseudo_copy): Don't check the mode size here.
6284 (resolve_simple_move): Assert the mode size.
6285 (find_decomposable_shift_zext): Add speed_p argument and return
6286 a bool. Check choices.
6287 (resolve_shift_zext): Add comment.
6288 (dump_shift_choices, dump_choices): New functions.
6289 (decompose_multiword_subregs): Dump list of profitable
6290 transformations. Add code to skip non profitable transformations.
6291 Update calls to simple_move and find_decomposable_shift_zext.
6293 2012-05-01 Ian Bolton <ian.bolton@arm.com>
6294 Sameera Deshpande <sameera.deshpande@arm.com>
6295 Greta Yorsh <greta.yorsh@arm.com>
6297 * config/arm/arm-protos.h (thumb_unexpanded_epilogue): Rename to...
6298 (thumb1_unexpanded_epilogue): ...this.
6299 * config/arm/arm.c (thumb_unexpanded_epilogue): Rename to...
6300 (thumb1_unexpanded_epilogue): ...this.
6301 * config/arm/arm.md (thumb_unexpanded_epilogue): Rename to...
6302 (thumb1_unexpanded_epilogue): ...this.
6304 2012-05-01 Richard Earnshaw <rearnsha@arm.com>
6306 * arm/linux-eabi.h (GLIBC_DYNAMIC_LINKER_DEFAULT): Avoid ifdef
6307 comparing enumeration values. Update comments.
6309 2012-05-01 Alan Modra <amodra@gmail.com>
6312 * config/rs6000/rs6000.c (load_lr_save, restore_saved_lr,
6313 load_cr_save, add_crlr_cfa_restore): New functions.
6314 (rs6000_restore_saved_cr): Rename to..
6315 (restore_saved_cr): ..this. Add cfa_restore notes for cr.
6316 (rs6000_emit_epilogue): Use new functions. Adjust condition
6317 for emitting lr and cr cfa_restore. Emit cfa_restores for fp
6318 regs when using out-of-line restore only when shrink wrapping.
6320 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
6323 * ipa-prop.c (ipa_print_node_jump_functions): Wrap multiple
6324 calls to cgraph_node_name in xstrdup.
6325 (ipa_make_edge_direct_to_target): Ditto.
6326 * cgraph.c (dump_cgraph_node): Ditto.
6327 * tree-sra.c (convert_callers_for_node): Ditto.
6328 * lto-symtab.c (lto_cgraph_replace_node): Ditto.
6329 * ipa-cp.c (perhaps_add_new_callers): Ditto.
6330 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Ditto.
6331 (cgraph_materialize_all_clones): Ditto.
6332 * ipa-inline.c (report_inline_failed_reason): Ditto.
6333 (want_early_inline_function_p): Ditto.
6334 (edge_badness): Ditto.
6335 (update_edge_key): Ditto.
6336 (flatten_function): Ditto.
6337 (ipa_inline): Ditto.
6338 (inline_always_inline_functions): Ditto.
6339 (early_inline_small_functions): Ditto.
6341 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
6344 * config/i386/i386.md (*umul<mode><dwi>3_1): Switch places of
6345 constraints 0 and 1.
6347 012-04-30 Jan Hubicka <jh@suse.cz>
6349 * cgraph.c (ld_plugin_symbol_resolution_names): Move to symtab.c
6350 (cgraph_asm_nodes, cgraph_asm_last_node): Move to cgraphunit.c
6351 (cgraph_add_to_same_comdat_group): Remove.
6352 (cgraph_add_asm_node): Move to cgraphunit.c.
6353 (cgraph_make_decl_local): Move to symtab.c
6354 (cgraph_make_node_local_1): Update.
6355 (cgraph_can_remove_if_no_direct_calls_and): Update.
6356 (used_from_object_file_p): Update.
6357 (resolution_used_from_other_file_p): Move to symtab.c
6358 (cgraph_used_from_object_file_p): move to symtab.c
6359 (verify_cgraph_node): Verify same comdat groups.
6360 * cgraph.h (cgraph_asm_node): Rename to ...
6361 (asm_node): ... this one.
6362 (cgraph_asm_nodes): Rename to ...
6363 (asm_nodes): ... this one.
6364 (symtab_add_to_same_comdat_group): New function.
6365 (symtab_dissolve_same_comdat_group_list): New function.
6366 (symtab_used_from_object_file_p): Declare.
6367 (symtab_make_decl_local): Declare.
6368 (cgraph_add_to_same_comdat_group): Remove.
6369 (cgraph_add_asm_node): Remove.
6370 (cgraph_used_from_object_file_p, varpool_used_from_object_file_p):
6372 (cgraph_finalize_compilation_unit): Rename to ...
6373 (finalize_compilation_unit): ... this one.
6374 (cgraph_optimize): Rename to ....
6375 (compile): ... this one.
6376 (add_asm_node): Declare.
6377 (fixup_same_cpp_alias_visibility): Declare.
6378 (cgraph_make_decl_local): Remove.
6379 (varpool_assemble_pending_decls): Rename to ...
6380 (varpool_output_variables): ... this one.
6381 (varpool_remove_unreferenced_decls): Remove.
6382 * ipa-inline-transform.c (clone_inlined_nodes): Dissolve comdat groups.
6383 (preserve_function_body_p): Make static.
6384 * toplev.c (compile_file): Update comments; update.
6385 * cgraphunit.c: Update comments.
6386 (cgraph_expand_all_functions): Rename to ...
6387 (expand_all_functions): ... this one; update.
6388 (cgraph_mark_functions_to_output): Rename to ...
6389 (mark_functions_to_output): ... this one; cleanup.
6390 (cgraph_output_pending_asms): Remove prototype.
6391 (asm_nodes, asm_last_node): New static vars.
6392 (cgraph_process_new_functions): Update.
6393 (cgraph_reset_node): Cleanup; add comment.
6394 (cgraph_add_new_function): Update.
6395 (cgraph_output_pending_asms): Rename to ...
6396 (output_asm_statements): ... this one.
6397 (add_asm_node): New function.
6398 (fixup_same_cpp_alias_visibility): New function based on code
6399 in cgraph_analyze_function.
6400 (cgraph_analyze_function): Use it.
6401 (cgraph_order_sort): Update.
6402 (cgraph_output_in_order): Update.
6403 (cgraph_function_versioning): Update.
6404 (cgraph_optimize): Rename to ...
6405 (compile): ... this one; initialize streamer hooks here.
6406 (cgraph_finalize_compilation_unit): Rename to ...
6407 (finalize_compilation_unit): ... this one; do not initialize streamer
6409 * lto-streamer-out.c (lto_output_toplevel_asms): Update.
6410 * dwarf2out.c: Update ocmment.
6411 * optimize.c (maybe_clone_body): Use symtab_add_to_same_comdat_group.
6412 * method.c (use_thunk): Likewise.
6413 * semantics.c (maybe_add_lambda_conv_op): Likewise.
6414 * decl2.c (maybe_emit_vtables): Likewise.
6415 (cp_write_global_declarations): Use finalize_compilation_unit.
6416 * parser.c (cp_parser_asm_definition): Use add_asm_node.
6417 * lto-streamer-in.c (lto_input_toplevel_asms): Use add_asm_node
6418 * c-decl.c (c_write_global_declarations): Use
6419 finalize_compilation_unit.
6420 * langhooks.c (write_global_declarations): Update.
6421 * ipa.c (cgraph_externally_visible_p): Update.
6422 (dissolve_same_comdat_group_list): Remove.
6423 (function_and_variable_visibility): Update.
6424 * symtab.c: Inlcude lto-streamer.h and rtl.h
6425 (ld_plugin_symbol_resolution_names): New.
6426 (symtab_add_to_same_comdat_group): New.
6427 (symtab_dissolve_same_comdat_group_list): New.
6428 (resolution_used_from_other_file_p): Move here from cgraph.c
6429 (symtab_used_from_object_file_p): New.
6430 (symtab_make_decl_local): New.
6431 * passes.c (register_pass): Update comments.
6432 * c-parser.c (c_parser_asm_definition): Update.
6433 * varpool.c (varpool_analyze_node): Use
6434 fixup_same_cpp_alias_visibility.
6435 (varpool_remove_unreferenced_decls): Make static.
6436 (varpool_assemble_pending_decls): Rename to ...
6437 (varpool_output_variables): ... this one; call
6438 varpool_remove_unreferenced_decls.
6439 (varpool_used_from_object_file_p): Remove.
6441 2012-04-30 Marc Glisse <marc.glisse@inria.fr>
6444 * c-typeck.c (build_array_ref): Call
6445 convert_vector_to_pointer_for_subscript.
6446 * doc/extend.texi (Vector Extensions): Subscripting not just for C.
6448 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
6450 * config/i386/i386.md (and<mode>3): Change runtime operand mode checks
6451 to compile-time "mode == <MODE>mode" checks.
6452 (and splitter): Ditto.
6454 2012-04-30 Richard Henderson <rth@redhat.com>
6456 * config/arm/arm.md (UNSPEC_LL): New.
6457 * config/arm/sync.md (atomic_loaddi, atomic_loaddi_1): New.
6458 (arm_load_exclusivedi): Use %H0.
6460 2012-04-30 Jason Merrill <jason@redhat.com>
6462 * dwarf2out.c (comdat_symbol_id): Add const.
6463 (union die_symbol_or_type_node): Add const to die_symbol.
6464 (output_die_symbol, output_die, output_comp_unit): Adjust.
6466 2012-04-30 Andrew Stubbs <ams@codesourcery.com>
6468 * config/arm/arm.md (negdi2): Use gen_negdi2_neon.
6469 * config/arm/neon.md (negdi2_neon): New insn.
6470 Also add splitters for core and NEON registers.
6472 2012-04-30 Andrew Stubbs <ams@codesourcery.com>
6474 * config/arm/arm.c (neon_valid_immediate): Allow const_int.
6475 (arm_print_operand): Add 'x' format.
6476 * config/arm/constraints.md (Dn): Allow const_int.
6477 * config/arm/neon.md (neon_mov<mode>): Use VDX to allow DImode.
6478 Use 'x' format to print constants.
6479 * config/arm/predicates.md (imm_for_neon_mov_operand): Allow const_int.
6480 * config/arm/vfp.md (movdi_vfp): Disable for const_int when neon
6482 (movdi_vfp_cortexa8): Likewise.
6484 2012-04-30 Ian Bolton <ian.bolton@arm.com>
6485 Sameera Deshpande <sameera.deshpande@arm.com>
6486 Greta Yorsh <greta.yorsh@arm.com>
6488 * config/arm/arm-protos.h (ldm_stm_operation_p): New declaration.
6489 * config/arm/arm.c (ldm_stm_operation_p): New function.
6490 * config/arm/predicates.md (load_multiple_operation): Update predicate.
6491 (store_multiple_operation): Likewise.
6493 * config/arm/arm-protos.h (ldm_stm_operation_p): New parameters.
6494 * config/arm/arm.c (ldm_stm_operation_p): New parameters.
6495 * config/arm/predicates.md (load_multiple_operation): Add arguments.
6496 (store_multiple_operation): Likewise.
6498 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
6500 * config/i386/i386.md (and<mode>3): Expand masking operations with
6501 0xff, 0xffff or 0xffffffff immediates to corresponding zero_extend RTX.
6502 (and splitter): Split to DImode zero_extend RTX for DImode operand[0].
6504 2012-04-30 Dodji Seketeli <dodji@redhat.com>
6506 Add -Wvarargs option
6507 * builtins.c (fold_builtin_next_arg): Use OPT_Wvarargs as an
6508 argument for the various warning_at calls.
6509 * docs/invoke.texi: Update the documentation.
6511 2012-04-30 Dodji Seketeli <dodji@redhat.com>
6513 Switch -ftrack-macro-expansion=2 on by default.
6514 * docs/cppopts.texi: Adjust for enabling -ftrack-macro-expansion=2
6517 Fix va_start related location
6518 * builtins.c (fold_builtin_next_arg): Unwinds to the first
6519 location in real source code.
6521 Make conversion warnings work on NULL with -ftrack-macro-expansion
6522 * input.h (expansion_point_location_if_in_system_header): Declare
6524 * input.c (expansion_point_location_if_in_system_header): Define it.
6526 Fix -Wuninitialized for -ftrack-macro-expansion
6527 * tree-ssa.c (warn_uninit): Use the spelling location of the variable
6528 declaration. Use linemap_location_before_p for source locations.
6530 Strip "<built-in>" loc from displayed expansion context
6531 * input.c (expand_location_1): When expanding to spelling location
6532 in a context of a macro expansion, skip reserved system header
6533 locations. Update comments. * tree-diagnostic.c
6534 (maybe_unwind_expanded_macro_loc): Likewise.
6536 Make expand_location resolve to locus in main source file
6537 * input.c (expand_location_1): New. Takes a parameter to choose
6538 whether to resolve the location to spelling or expansion point.
6539 Was factorized from ...
6540 (expand_location): ... here.
6541 (expand_location_to_spelling_point): New. Implemented in terms of
6543 * diagnostic.c (diagnostic_build_prefix): Use the new
6544 expand_location_to_spelling_point instead of expand_location.
6546 Fix PCH crash on GTYed pointer-to-scalar field of a struct
6547 * gengtype.c (write_types_process_field): Force second argument of
6548 the call to the PCH object hierarchy walker to be 'x'.
6550 2012-04-30 Eric Botcazou <ebotcazou@adacore.com>
6552 * config/i386/i386.c (ix86_handle_struct_attribute): Use the proper
6553 predicate to discriminate types.
6555 2012-04-30 Manuel López-Ibáñez <manu@gcc.gnu.org>
6557 * doc/invoke.texi (Wmissing-format-attribute): Document as an
6558 alias of Wsuggest-attribute=format.
6559 * c-typeck.c (convert_for_assignment): Replace
6560 Wmissing-format-attribute with Wsuggest-attribute=format.
6561 (digest_init): Likewise.
6563 2012-04-29 Manuel López-Ibáñez <manu@gcc.gnu.org>
6565 * opts.c (finish_options): Do not handle -Wmissing-noreturn here.
6566 * common.opt (Wmissing-noreturn): Alias of
6567 -Wsuggest-attribute=noreturn.
6569 2012-04-29 Hans-Peter Nilsson <hp@axis.com>
6572 * config/cris/cris.md (andqu): New peephole2.
6573 (andu): Tweak head comment.
6575 2012-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
6576 Steven Bosscher <steven@gcc.gnu.org>
6577 Maxim Kuvyrkov <maxim@codesourcery.com>
6579 PR tree-optimization/38785
6580 * common.opt (ftree-partial-pre): New option.
6581 * doc/invoke.texi: Document it.
6582 * opts.c (default_options_table): Initialize flag_tree_partial_pre.
6583 * tree-ssa-pre.c (do_partial_partial_insertion): Insert only if it will
6585 (execute_pre): Use flag_tree_partial_pre.
6587 2012-04-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6590 * config/pa/pa.c (pa_legitimate_constant_p): Don't put function labels
6593 2012-04-27 Ollie Wild <aaw@google.com>
6595 * doc/invoke.texi (Wliteral-suffix): Document new option.
6597 2012-04-27 Tom Tromey <tromey@redhat.com>
6599 * dwarf2out.c (dwarf_stack_op_name): Use get_DW_OP_name.
6600 (dwarf_tag_name): Use get_DW_TAG_name.
6601 (dwarf_attr_name): Use get_DW_AT_name.
6602 (dwarf_form_name): Use get_DW_FORM_name.
6603 * dwarf2cfi.c (dwarf_cfi_name): Use get_DW_CFA_name.
6605 2012-04-27 Paolo Bonzini <bonzini@gnu.org>
6607 * tree-ssa-phiopt.c (conditional_replacement): Replace PHIs whose
6608 arguments are -1 and 0, by negating the result of the conditional.
6610 2012-04-27 Paolo Bonzini <bonzini@gnu.org>
6613 * config/i386/i386.md (x86_mov<mode>cc_0_m1_neg): Add clobber.
6615 2012-04-27 Richard Guenther <rguenther@suse.de>
6617 * tree-flow.h (is_hidden_global_store): Remove.
6618 * tree-ssa-sink.c (is_hidden_global_store): Likewise.
6619 * tree-ssa-alias.h (ref_may_alias_global_p): Declare.
6620 (stmt_may_clobber_global_p): Likewise.
6621 * tree-ssa-alias.c (ref_may_alias_global_p): New function.
6622 (stmt_may_clobber_global_p): Likewise.
6623 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Call
6624 stmt_may_clobber_global_p.
6625 * tree-ssa-dse.c (dse_possible_dead_store_p): Likewise.
6627 2012-04-27 Steven Bosscher <steven@gcc.gnu.org>
6629 * cfg.c (disconnect_src): Do df_mark_solutions_dirty in the right
6632 * tree-switch-conversion.c (struct switch_conv_info): Add range_max,
6633 reorganize some fields and update comments. Rename bit_test_uniq
6634 and bit_test_count to uniq resp. count. Remove bit_test_bb.
6635 (collect_switch_conv_info): New function, collects info about a
6636 GIMPLE_SWITCH into a struct switch_conv_info.
6637 (check_range): Simplify to use pre-recorded info. Fix think-o in
6638 range-branch ratio check.
6639 (check_process_case): Remove function.
6640 (check_all_empty_except_final): New function, verifies that all
6641 non-final basic blocks are empty.
6642 (process_switch): Simplify to use pre-recorded info. Call
6643 collect_switch_conv_info to do that. Assert that degenerate switch
6644 statements have been cleaned up.
6646 2012-04-27 Marc Glisse <marc.glisse@inria.fr>
6649 * tree-ssa-forwprop.c (combine_conversions): Handle INT->FP->INT.
6651 2012-04-25 Manuel López-Ibáñez <manu@gcc.gnu.org>
6654 * c-typeck.c (pop_init_level): Use %qD instead of %qT.
6656 2012-04-27 Tom de Vries <tom@codesourcery.com>
6658 PR tree-optimization/51879
6659 * tree-ssa-sccvn.h (struct vn_reference_s): Add result_vdef field.
6660 * tree-ssa-sccvn.c (mark_use_processed): New function, factored out
6662 (defs_to_varying): ... here. Don't set use_processed.
6663 (visit_reference_op_call): Handle gimple_vdef.
6664 Handle case that lhs is NULL_TREE.
6665 (visit_use): Use mark_use_processed. Handle calls with side-effect
6666 using visit_reference_op_call.
6668 2012-04-26 Richard Sandiford <richard.sandiford@linaro.org>
6670 * sched-deps.c (fixup_sched_groups): Rename to...
6671 (chain_to_prev_insn): ...this.
6672 (chain_to_prev_insn_p): New function.
6673 (deps_analyze_insn): Use it instead of SCHED_GROUP_P.
6675 2012-04-26 Richard Sandiford <richard.sandiford@linaro.org>
6677 * sched-int.h (_haifa_insn_data): Move priority_status.
6679 (INSN_MODEL_INDEX): New macro.
6680 * haifa-sched.c (insn_delay): New function.
6681 (sched_regno_pressure_class): Update commentary.
6682 (mark_regno_birth_or_death): Pass the liveness bitmap and
6683 pressure array as arguments, instead of using curr_reg_live and
6684 curr_reg_pressure. Only update the pressure if the bit in the
6685 liveness set has changed.
6686 (initiate_reg_pressure_info): Always trust the live-in set for
6687 SCHED_PRESSURE_MODEL.
6688 (initiate_bb_reg_pressure_info): Update call to
6689 mark_regno_birth_or_death.
6690 (dep_list_size): Take the list as argument.
6691 (calculate_reg_deaths): New function, extracted from...
6692 (setup_insn_reg_pressure_info): ...here.
6693 (MODEL_BAR): New macro.
6694 (model_pressure_data, model_insn_info, model_pressure_limit)
6695 (model_pressure_group): New structures.
6696 (model_schedule, model_worklist, model_insns, model_num_insns)
6697 (model_curr_point, model_before_pressure, model_next_priority):
6699 (MODEL_PRESSURE_DATA, MODEL_MAX_PRESSURE, MODEL_REF_PRESSURE)
6700 (MODEL_INSN_INFO, MODEL_INSN): New macros.
6701 (model_index, model_update_limit_points_in_group): New functions.
6702 (model_update_limit_points, model_last_use_except): Likewise.
6703 (model_start_update_pressure, model_update_pressure): Likewise.
6704 (model_recompute, model_spill_cost, model_excess_group_cost): Likewise.
6705 (model_excess_cost, model_dump_pressure_points): Likewise.
6706 (model_set_excess_costs): Likewise.
6707 (rank_for_schedule): Extend SCHED_PRIORITY_WEIGHTED ordering to
6708 SCHED_PRIORITY_MODEL. Use insn_delay. Use the order in the model
6709 schedule as an alternative tie-breaker. Update the call to
6711 (ready_sort): Call model_set_excess_costs.
6712 (update_register_pressure): Update call to mark_regno_birth_or_death.
6713 Rely on that function to check liveness rather than doing it here.
6714 (model_classify_pressure, model_order_p, model_add_to_worklist_at)
6715 (model_remove_from_worklist, model_add_to_worklist, model_promote_insn)
6716 (model_add_to_schedule, model_analyze_insns, model_init_pressure_group)
6717 (model_record_pressure, model_record_pressures): New functions.
6718 (model_record_final_pressures, model_add_successors_to_worklist)
6719 (model_promote_predecessors, model_choose_insn): Likewise.
6720 (model_reset_queue_indices, model_dump_pressure_summary): Likewise.
6721 (model_start_schedule, model_finalize_pressure_group): Likewise.
6722 (model_end_schedule): Likewise.
6723 (schedule_insn): Say when we're scheduling the next instruction
6724 in the model schedule.
6725 (schedule_insn): Handle SCHED_PRESSURE_MODEL.
6726 (queue_to_ready): Do not add instructions that are
6727 MAX_SCHED_READY_INSNS beyond the current point of the model schedule.
6728 Always allow the next instruction in the model schedule to be added.
6729 (debug_ready_list): Print the INSN_REG_PRESSURE_EXCESS_COST_CHANGE
6730 and delay for SCHED_PRESSURE_MODEL too.
6731 (prune_ready_list): Extend SCHED_PRIORITY_WEIGHTED handling to
6732 SCHED_PRIORITY_MODEL, but also take the DFA into account.
6733 (schedule_block): Call model_start_schedule and model_end_schedule.
6734 Extend SCHED_PRIORITY_WEIGHTED stall handling to SCHED_PRIORITY_MODEL.
6735 (sched_init): Extend INSN_REG_PRESSURE_EXCESS_COST_CHANGE handling
6736 to SCHED_PRESSURE_MODEL, but don't allocate saved_reg_live or
6738 (sched_finish): Update accordingly.
6739 (fix_tick_ready): Extend INSN_REG_PRESSURE_EXCESS_COST_CHANGE handling
6740 to SCHED_PRESSURE_MODEL.
6741 (add_jump_dependencies): Update call to dep_list_size.
6742 (haifa_finish_h_i_d): Fix leak of max_reg_pressure.
6743 (haifa_init_insn): Extend INSN_REG_PRESSURE_EXCESS_COST_CHANGE handling
6744 to SCHED_PRESSURE_MODEL.
6745 * sched-deps.c (init_insn_reg_pressure_info): Likewise, but don't
6746 allocate INSN_MAX_REG_PRESSURE for SCHED_PRESSURE_MODEL.
6747 (sched_analyze_insn): Extend INSN_REG_PRESSURE_EXCESS_COST_CHANGE
6748 handling to SCHED_PRESSURE_MODEL.
6750 2012-04-26 Richard Sandiford <richard.sandiford@linaro.org>
6752 * common.opt (fsched-pressure-algorithm=): New option.
6753 * flag-types.h (sched_pressure_algorithm): New enum.
6754 * sched-int.h (sched_pressure_p): Replace with...
6755 (sched_pressure): ...this new variable.
6756 * haifa-sched.c (sched_pressure_p): Replace with...
6757 (sched_pressure): ...this new variable.
6758 (sched_regno_pressure_class, rank_for_schedule, ready_sort)
6759 (update_reg_and_insn_max_reg_pressure, schedule_insn)
6760 (debug_ready_list, prune_ready_list, schedule_block, sched_init)
6761 (sched_finish, fix_tick_ready, haifa_init_insn): Update accordingly.
6762 * sched-deps.c (init_insn_reg_pressure_info): Likewise.
6763 (sched_analyze_insn): Likewise.
6764 * sched-rgn.c (schedule_region): Likewise.
6765 * config/m68k/m68k.c (m68k_sched_variable_issue): Likewise.
6767 2012-04-26 Bernd Schmidt <bernds@codesourcery.com>
6769 * PR middle-end/52997
6770 * ira.c (find_moveable_pseudos): Call resize_reg_info.
6773 * machmode.h (CLASS_HAS_WIDER_MODES_P): True for MODE_PARTIAL_INT.
6774 * expr.c (convert_move): Honor unsignedp when extending partial int
6776 * genmodes.c (complete_mode): Don't clear component field of partial
6778 (emit_mode_inner): Don't emit it however.
6779 (calc_wider_mode): Partial int modes widen to their component.
6781 2012-04-26 David S. Miller <davem@davemloft.net>
6783 * config/sparc/niagara4.md: New file.
6784 * config/sparc/sparc.md: Include it.
6785 * config/sparc/sparc.c (niagara4_costs): New processor costs.
6786 (sparc_option_override): Use it.
6787 (sparc_use_sched_lookahead): Return 2 for niagara4.
6788 (sparc_issue_rate): Likewise.
6790 * config/sparc/sparc.md (attr type): Delete 'fgm_cmp'.
6791 (fpack16_vis, fpackfix_vis, fpack32_vis): Set type to fgm_pack.
6792 (fmul8x16_vis, fmul8x16au_vis, fmul8x16al_vis, fmul8sux16_vis,
6793 fmul8ulx16_vis, fmuld8sux16_vis, fmuld8ulx16_vis): Set type to fgm_mul.
6794 (alignaddrsi_vis, alignaddrdi_vis, alignaddrlsi_vis,
6795 alignaddrldi_vis): Set type to gsr.
6796 (pdist_vis, pdistn<mode>_vis): Set type to fgm_pdsit.
6797 (fcmp<code><GCM:gcm_name><P:mode>_vis, cmask8<P:mode>_vis,
6798 cmask16<P:mode>_vis, cmask32<P:mode>_vis, fchksm16_vis,
6799 v<vis3_shift_patname><mode>3, fmean16_vis,
6800 fp<plusminus_insn>64_vis, <vis3_addsub_ss_patname><mode>3,
6801 fucmp<code>8<P:mode>_vis): Set type to fga.
6802 * config/sparc/ultra1_2.md: Remove refrences to fgm_cmp.
6803 * config/sparc/niagara.md: Likewise.
6804 * config/sparc/niagara2.md: Likewise.
6805 * config/sparc/ultra3.md: Likewise, and fix type matching for
6806 us3_ialuX reservation.
6808 2012-04-26 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6810 * reload.c (find_reloads): Change the loop nesting when trying an
6811 alternative with swapped operands.
6813 2012-04-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
6815 * tree-diagnostic.c (maybe_unwind_expanded_macro_loc): Fix
6816 comment. Delete unused parameter first_exp_point_map.
6817 (virt_loc_aware_diagnostic_finalizer): Update call.
6819 2012-04-26 Michael Hope <michael.hope@linaro.org>
6820 Richard Earnshaw <rearnsha@arm.com>
6822 * config/arm/linux-eabi.h (GLIBC_DYNAMIC_LINKER_SOFT_FLOAT): Define.
6823 (GLIBC_DYNAMIC_LINKER_HARD_FLOAT): Define.
6824 (GLIBC_DYNAMIC_LINKER_DEFAULT): Define.
6825 (GLIBC_DYNAMIC_LINKER): Redefine to use the hard float path.
6827 2012-04-25 Sriraman Tallam <tmsriram@google.com>
6829 * doc/extend.texi: Document avx2 support.
6830 * config/i386/i386.c (fold_builtin_cpu): Add avx2.
6832 2012-04-26 Hans-Peter Nilsson <hp@axis.com>
6835 * config/cris/cris.md ("*andhi_lowpart_v32")
6836 ("*andqi_lowpart_v32"): Change first input-only operand from
6837 a (match_operand ...) to (match_dup 0). Drop alternatives with
6838 const_int-matching constraints for redundancy.
6839 ("*andhi_lowpart_non_v32", "*andqi_lowpart_non_v32"): Ditto. Drop
6840 three-operand alternative.
6842 2012-04-25 Jakub Jelinek <jakub@redhat.com>
6845 * config/i386/i386.md (and<mode>3): For andq $0xffffffff, reg
6846 instead expand it as zero extension.
6848 2012-04-25 H.J. Lu <hongjiu.lu@intel.com>
6851 * dwarf2out.c (dbx_reg_number): Assert return value != INVALID_REGNUM.
6853 2012-04-25 Jakub Jelinek <jakub@redhat.com>
6855 * common.opt (flag_debug_types_section): Default to 0.
6856 (dwarf_version): Default to 4.
6857 (dwarf_record_gcc_switches): Default to 1.
6858 (dwarf_strict): Default to 0.
6859 * toplev.c (process_options): Don't handle dwarf_strict
6860 or dwarf_version here.
6861 * config/vxworks.c (vxworks_override_options): Don't
6862 test whether dwarf_strict or dwarf_version are negative,
6863 instead test !global_options_set.x_dwarf_*.
6864 * config/darwin.c (darwin_override_options): Default to
6866 * doc/invoke.texi: Note that -gdwarf-4, -grecord-gcc-switches
6867 and -fno-debug-types-section are now the default.
6869 2012-04-25 Jan Hubicka <jh@suse.cz>
6871 * cgraphunit.c: Update toplevel comment.
6872 (tree_rest_of_compilation): Merge into cgraph_expand_function.
6873 (cgraph_analyze_function): Make static.
6874 (cgraph_decide_is_function_needed): Make static.
6875 (cgraph_add_new_function): Use expand_function instead of
6876 rest_of_compilation.
6877 (clone_of_p, verify_edge_count_and_frequency, cgraph_debug_gimple_stmt,
6878 verify_edge_corresponds_to_fndecl, verify_cgraph_node, verify_cgraph):
6880 (cgraph_inline_p): Remove.
6881 (cgraph_preserve_function_body_p): Move to ipa-inline-transform.
6882 (init_cgraph): Add comment.
6883 * cgraphbuild.c (record_reference, mark_address, mark_load,
6884 mark_store): Do not call analyze_expr hook.
6885 * cgraph.c: Update toplevel comment.
6886 (clone_of_p, verify_edge_count_and_frequency, cgraph_debug_gimple_stmt,
6887 verify_edge_corresponds_to_fndecl, verify_cgraph_node, verify_cgraph):
6888 Move fere from cgraphunit.c
6889 (cgraph_mark_force_output_node): Move to cgraph.h
6890 * cgraph.h: Reorder so the comments match the function placement.
6891 (cgraph_analyze_function, cgraph_decide_is_function_needed): Remove.
6892 (cgraph_mark_force_output_node): Move here from cgraph.c
6893 * tree.c (free_lang_data): Do not clear analyze_expr hook.
6894 * ipa-inline-transform.c (preserve_function_body_p): New function.
6895 (inline_transform): Update.
6896 * langhooks.c (lhd_callgraph_analyze_expr): Remove.
6897 * langhooks.h (lang_hooks_for_callgraph): Remove.
6898 (lang_hooks): Remove callgraph.
6899 * tree-inline.c (expand_call_inline): Do not use cgraph_inline_p.
6900 * varpool.c: Remove out of date comment.
6901 * langhooks-def.h (lhd_callgraph_analyze_expr): Remove.
6902 (LANG_HOOKS_CALLGRAPH_ANALYZE_EXPR): Remove.
6904 2012-04-25 Jan Hubicka <jh@suse.cz>
6907 * cgraphunit.c (referred_to_p): Move ahead in file to avoid
6908 forward declaration.
6909 (cgraph_finalize_function): Finalize them here.
6910 * symtab.c (dump_symtab): Dump ctors and dtors.
6912 2012-04-25 Jakub Jelinek <jakub@redhat.com>
6915 * stor-layout.c (get_best_mode): Don't return mode with bitsize
6916 larger than maxbits. Don't compute maxbits modulo align.
6917 Also check that unit bytes long store at bitpos / unit * unit
6918 doesn't affect bits beyond bitregion_end.
6919 * expmed.c (store_bit_field_1): Avoid trying insv if OP_MODE MEM
6920 would not fit into bitregion_start ... bitregion_end + 1 bit region.
6921 (store_split_bit_field): Decrease unit close to end of bitregion_end
6922 if access is restricted in order to avoid mutual recursion.
6924 PR tree-optimization/53058
6925 * double-int.h (double_int_max_value, double_int_min_value): New
6927 * double-int.c (double_int_max_value, double_int_min_value): New
6929 * tree-vrp.c (register_edge_assert_for_2): Compare mask for LE_EXPR
6930 or GT_EXPR with double_int_max_value instead of double_int_mask.
6932 2012-04-25 Richard Guenther <rguenther@suse.de>
6934 * tree-vectorizer.h (vect_loop_versioning): Adjust prototype.
6935 * tree-vect-loop.c (vect_transform_loop): Adjust.
6936 * tree-vect-loop-manip.c (vect_do_peeling_for_loop_bound): Record
6937 the maximum number of iterations for the epilogue loop.
6938 (vect_loop_versioning): Remove case re-using the peeled epilogue loop.
6940 2012-04-25 Jakub Jelinek <jakub@redhat.com>
6943 * c-typeck.c (set_nonincremental_init,
6944 set_nonincremental_init_from_string): Pass true instead of false
6945 as IMPLICIT to add_pending_init.
6947 2012-04-25 Manuel López-Ibáñez <manu@gcc.gnu.org>
6949 * c-typeck.c (pop_init_level): Improve diagnostics.
6951 2012-04-25 Uros Bizjak <ubizjak@gmail.com>
6953 * compare-elim.c (try_eliminate_compare): Also handle operands with
6954 implicit extensions.
6956 2012-04-25 Alan Modra <amodra@gmail.com>
6958 * config/rs6000/rs6000 (SAVE_INLINE_VRS, REST_INLINE_VRS,
6959 V_SAVE_INLINE, SAVRES_LR, SAVRES_SAVE, SAVRES_REG,
6960 SAVRES_GPR, SAVRES_FPR, SAVRES_VR): Define.
6961 (no_global_regs_above): Delete.
6962 (no_global_regs): New function.
6963 (rs6000_savres_strategy): Handle vector regs. Use proper lr_save_p
6964 value for load multiple test.
6965 (savres_routine_syms): Increase size.
6966 (rs6000_savres_routine_name, rs6000_savres_routine_sym,
6967 ptr_regno_for_savres, rs6000_emit_savres_rtx): Pass in int selector
6968 rather than a number of boolean flags. Update all callers.
6969 (rs6000_savres_routine_name): Generate vector save/restore names.
6970 (rs6000_savres_routine_sym): Handle vector regs. Delete forward decl.
6971 (ptr_regno_for_savres, rs6000_emit_savres_rtx): Likewise.
6972 (rs6000_emit_prologue): Delete saving_FPRs_inline, saving_GPRs_inline
6973 and using_store_multiple. Expand uses. Don't always use r11 as
6974 frame reg when needed for out-of-line saves. Set up initial offset
6975 for out-of-line vector saves when buying stack frame. Handle pointer
6976 reg setup for out-of-line fp save. Emit call to out-of-line vector
6977 save function. Choose r11 or r12 for vrsave reg when available for
6979 (rs6000_output_function_prologue): Don't emit .extern for ELF.
6980 (rs6000_emit_epilogue): Choose a better frame reg when restoring
6981 from back-chain to suit out-of-line vector restore functions. Emit
6982 call to out-of-line vector restore function. Adjust register used
6983 for cr restore. Tweak pointer register setup for gpr restore.
6984 * config/rs6000/rs6000.h (FIRST_SAVED_GP_REGNO): Take into account
6986 * config/rs6000/sysv4.h (FP_SAVE_INLINE, GP_SAVE_INLINE): Simplify.
6987 (V_SAVE_INLINE): Define.
6988 * config/rs6000/altivec.md (save_vregs_*, restore_vregs_*): New insns.
6990 2012-04-25 Alan Modra <amodra@gmail.com>
6992 * config/rs6000/rs6000.c (rs6000_savres_strategy): Allow
6993 out-of-line save/restore for large frames. Don't disable
6994 out-of-line saves on ABI_AIX when using static chain reg.
6995 (rs6000_emit_prologue): Adjust cr_save_regno on ABI_AIX to not
6996 clobber static chain reg, and tweak for out-of-line gpr saves
6999 2012-04-25 Alan Modra <amodra@gmail.com>
7001 * config/rs6000/rs6000.c (START_USE, END_USE, NOT_INUSE): Define.
7002 (rs6000_emit_prologue): Use the above to catch register overlap.
7004 2012-04-25 Alan Modra <amodra@gmail.com>
7006 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete forward
7007 decl. Move logic selecting update reg to callers. Update all callers.
7008 (rs6000_emit_allocate_stack): Add copy_off param.
7009 (emit_frame_save): Don't handle reg+reg addressing.
7010 (ptr_regno_for_savres): New function, extracted from..
7011 (rs6000_emit_savres_rtx): ..here. Add lr_offset param.
7012 (rs6000_emit_prologue): Generate frame_ptr_rtx as we need it.
7013 Set frame_reg_rtx to r11 whenever r11 is needed, and merge
7014 frame offset adjustment for out-of-line save with copy from sp.
7015 Simplify condition controlling whether cr is saved early or
7016 late. Use ptr_regno_for_savres to verify correct reg is set
7017 up for out-of-line saves. Pass the actual pointer reg used to
7018 rs6000_emit_savres_rtx so rtl matches insns in out-of-line
7019 function. Rearrange spe vars so code is similar to that
7020 elsewhere in this function. Don't update frame_off when spe
7021 save code will restore r11. Use emit_frame_save for spe and
7022 gpr saves. Consolidate darwin out-of-line gpr setup with that
7023 for other abis. Don't assume frame_offset is zero and frame
7024 reg is sp when setting up altivec reg saves, and calculate
7025 exact offset requirement.
7026 (rs6000_emit_epilogue): Use HOST_WIDE_INT for frame_off. Tidy
7027 spe restore code. Consolidate darwin out-of-line gpr setup
7028 with that for other abis.
7030 2012-04-25 Alan Modra <amodra@gmail.com>
7032 * config/rs6000/rs6000.c (rs6000_frame_related): Don't emit a
7033 REG_FRAME_RELATED_EXPR note when the instruction exactly matches
7035 (emit_frame_save): Delete frame_ptr param. Rename total_size to
7037 (rs6000_emit_prologue): Add sp_off. Update rs6000_frame_related
7038 and emit_frame_save calls. Cope with possibly missing note.
7040 2012-04-24 Sriraman Tallam <tmsriram@google.com>
7042 * config/i386/i386.c (build_processor_model_struct): New function.
7043 (make_var_decl): New function.
7044 (fold_builtin_cpu): New function.
7045 (ix86_fold_builtin): New function.
7046 (make_cpu_type_builtin): New function.
7047 (ix86_init_platform_type_builtins): New function.
7048 (ix86_expand_builtin): Expand new builtins by folding them.
7049 (ix86_init_builtins): Make new builtins to detect CPU type.
7050 (TARGET_FOLD_BUILTIN): New macro.
7051 (IX86_BUILTIN_CPU_INIT): New enum value.
7052 (IX86_BUILTIN_CPU_IS): New enum value.
7053 (IX86_BUILTIN_CPU_SUPPORTS): New enum value.
7054 * config/i386/i386-builtin-types.def: New function type.
7055 * testsuite/gcc.target/builtin_target.c: New testcase.
7056 * doc/extend.texi: Document builtins.
7058 2012-04-24 Olivier Hainque <hainque@adacore.com>
7060 * common.opt (gdwarf-): Initialize dwarf_version to -1 instead of 2.
7061 * toplev.c (process_options): Default to dwarf_version 2.
7062 * config/vxworks.c (vxworks_override_options): Default to strict-dwarf
7063 and dwarf_version 2.
7065 2012-04-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
7067 * tree-pretty-print.h (default_tree_printer): Do not declare.
7068 * tree-diagnostic.c: Include tree-pretty-print.h, tree-pass.h and
7070 (default_tree_diagnostic_starter): Make static.
7071 (default_tree_printer): Move to here. Make static.
7072 (tree_diagnostics_defaults): New.
7073 * tree-diagnostic.h (default_tree_diagnostic_starter): Do not declare.
7074 * tree.c (free_lang_data): Use tree_diagnostics_defaults.
7075 * toplev.c: Do not include tree-pass.h.
7076 (default_tree_printer): Move from here.
7077 (general_init): Use tree_diagnostics_defaults.
7079 2012-04-24 Chao-ying Fu <fu@mips.com>
7081 * config.gcc (mips64*-*-linux*): Append mips/linux-common.h to tm_file.
7082 (mips*-*-linux*): Append mips/linux-common.h to tm_file.
7083 * config/mips/gnu-user.h
7084 (SUBTARGET_CC1_SPEC): Use GNU_USER_TARGET_CC1_SPEC directly.
7085 (GNU_USER_TARGET_LINK_SPEC): New define.
7086 (LINK_SPEC): Use GNU_USER_TARGET_LINK_SPEC.
7087 (LIB_SPEC): Use GNU_USER_TARGET_LIB_SPEC directly.
7088 (GNU_USER_TARGET_MATHFILE_SPEC): New define.
7089 (ENDFILE_SPEC): Use GNU_USER_TARGET_MATHFILE_SPEC and
7090 GNU_USER_TARGET_ENDFILE_SPEC.
7091 * config/mips/gnu-user64.h (LIB_SPEC): Remove.
7092 (GNU_USER_TARGET_LINK_SPEC): New define.
7093 (LINK_SPEC): Use GNU_USER_TARGET_LINK_SPEC.
7094 * config/mips/linux-common.h: New file.
7096 2012-04-24 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7099 * config/rs6000/rs6000-c.c (fully_fold_convert): New function.
7100 (altivec_build_resolved_builtin): Call fully_fold_convert.
7102 2012-04-24 Georg-Johann Lay <avr@gjlay.de>
7105 * config/avr/avr.h (HARD_REGNO_CALL_PART_CLOBBERED): New hook define.
7107 2012-04-24 Richard Guenther <rguenther@suse.de>
7109 PR tree-optimization/53085
7110 * tree-ssa-pre.c (eliminate): Do not eliminate volatile redundant
7113 2012-04-24 Richard Guenther <rguenther@suse.de>
7115 * tree-if-conv.c (main_tree_if_conversion): Move bb under
7118 2012-04-24 Jim Meyering <meyering@redhat.com>
7120 * genattrtab.c (gen_attr): Avoid NULL-deref after diagnosing
7121 absence of an define_enum call.
7123 2012-04-24 Richard Guenther <rguenther@suse.de>
7125 * tree-vect-loop-manip.c (vect_do_peeling_for_loop_bound): If
7126 the epilogue loop is not re-used as unvectorized version
7127 record the its maximum number of iterations.
7129 2012-04-24 Andrew Pinski <apinski@cavium.com>
7131 * tree-ssa-forwprop.c (simplify_bitwise_binary):
7132 Don't directly use def1/def2.
7134 2012-04-24 Richard Guenther <rguenther@suse.de>
7136 PR tree-optimization/53098
7137 * tree-vect-loop.c (vect_analyze_loop_operations): Fixup
7140 2012-04-24 Andrew Pinski <apinski@cavium.com>
7143 * tree-ssa-forwprop.c (defcodefor_name): New function.
7144 (simplify_bitwise_binary): Use defcodefor_name instead of manually
7145 Simplify "( X | Y) & X" to X and "( X & Y) | X" to X.
7146 Simplify "(~X | Y) & X" to "X & Y" and
7147 "(~X & Y) | X" to "X | Y".
7149 2012-04-24 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7151 * recog.c (insn_invalid_p): Add IN_GROUP parameter and use
7152 validate_change to add clobbers if IN_GROUP is nonzero.
7153 (verify_changes): Call insn_invalid_p with IN_GROUP set to true.
7154 * recog.h (insn_invalid_p): Add IN_GROUP parameter to function
7156 * gcse.c (process_insert_insn): Call insn_invalid_p with IN_GROUP
7158 * config/s390/s390.c (insn_invalid_p): Likewise.
7160 2012-04-24 Jakub Jelinek <jakub@redhat.com>
7163 * varasm.c (compute_reloc_for_constant): Handle ADDR_EXPR of MEM_REF.
7164 (output_addressed_constants): Likewise.
7167 * varasm.c (get_section): Don't ICE for section conflicts with
7168 built-in section kinds.
7170 2012-04-23 DJ Delorie <dj@redhat.com>
7172 * config/s390/s390.h (LINK_SPEC): Remove, no longer needed.
7173 (LIBSTDCXX): Change to CPP2.
7175 2012-04-23 H.J. Lu <hongjiu.lu@intel.com>
7178 * opth-gen.awk: Check if MASK_ and TARGET_ macros are defined for
7181 2012-04-23 Uros Bizjak <ubizjak@gmail.com>
7183 * config/i386/i386.md (*add<mode>_2): Add r/r/0 alternative.
7184 (*addsi_2_zext): Ditto.
7185 (*add<mode>_3): Ditto.
7186 (*addsi_3_zext): Ditto.
7187 (*add<mode>_5): Ditto.
7189 2012-04-23 Andrew Pinski <apinski@cavium.com>
7191 * tree-ssa-forwprop.c (simplify_bitwise_binary): Simplify (A & B) OP0
7192 (C & B) to (A OP0) & B.
7194 2012-04-23 Martin Jambor <mjambor@suse.cz>
7196 * expr.c (expand_expr_real_1): Remove setting parent's alias set for
7197 temporaries created for a bitfield (reverting revision 122014).
7199 2012-04-23 Richard Guenther <rguenther@suse.de>
7201 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Gimplify
7202 the condition using is_gimple_condexpr and avoid the not necessary
7204 (set_prologue_iterations): Likewise.
7205 (vect_loop_versioning): Likewise.
7207 2012-04-23 Richard Guenther <rguenther@suse.de>
7209 PR tree-optimization/53070
7210 * tree-if-conv.c (combine_blocks): Free predicates in all blocks.
7211 (main_tree_if_conversion): Verify we succeeded in that.
7213 2012-04-23 Jan Hubicka <jh@suse.cz>
7215 * lto-symtab.c (lto_cgraph_replace_node): Do not call
7216 mark_reahcable_node.
7217 * cgraph.c (cgraph_remove_node): Do not clear reachable.
7218 (cgraph_mark_reachable_node): Remove.
7219 (cgraph_mark_force_output_node): Do not set reachable.
7220 (dump_cgraph_node): Do not dump reachable.
7221 (cgraph_create_virtual_clone): Do not set reachable.
7222 * cgraph.h (cgraph_node): Remove reachable flag.
7223 (varpool_node): Remove reachable flag.
7224 (cgraph_mark_if_needed): Remove.
7225 (cgraph_mark_reachable_node): Remove.
7226 * tree-emutls.c (ipa_lower_emutls): Do not check reachable.
7227 * cgraphunit.c (cgraph_finalize_function): Do not mark node as
7229 (cgraph_add_new_function): Likewise.
7230 (cgraph_mark_if_needed): Remove.
7231 (cgraph_analyze_function): Do not set target as reachable.
7232 (process_function_and_variable_attributes): Do not care about
7234 (cgraph_analyze_functions): Do not set reachable flags.
7235 (cgraph_mark_functions_to_output): Do not check reachability.
7236 (cgraph_copy_node_for_versioning): Do not set reachable flag.
7237 (dbxout_expand_expr): Update.
7238 * c-decl.c (merge_decls): Do not track changed externs.
7239 * ipa.c: Include pointer-set.h
7240 (enqueue_cgraph_node): Use reachable pointer set.
7241 (process_references): Likewise.
7242 (cgraph_remove_unreachable_nodes): Likewise.
7243 (whole_program_function_and_variable_visibility): Do not recompute
7245 * trans-mem.c (ipa_tm_execute): Do not check reachable flag.
7247 2012-04-23 Georg-Johann Lay <avr@gjlay.de>
7249 * doc/extend.texi (AVR Named Address Spaces): Fix typos.
7251 2012-04-23 Richard Guenther <rguenther@suse.de>
7254 * c-typeck.c (build_binary_op): Fix typo.
7256 2012-04-23 Jakub Jelinek <jakub@redhat.com>
7258 PR tree-optimizations/52891
7259 * tree-vect-patterns.c (adjust_bool_pattern): Use
7260 build_nonstandard_type even if rhs1 has unsigned INTEGER_TYPE,
7261 but with non-standard precision.
7263 2012-04-22 Jan Hubicka <jh@suse.cz>
7265 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Bail out at NULL
7268 2012-04-22 Jan Hubicka <jh@suse.cz>
7270 * lto-symtab.c (lto_varpool_replace_node): Do not merge needed flags.
7271 * cgraphbuild.c (record_reference, record_type_list, mark_address,
7272 mark_load, mark_store): Do not mark varpool nodes as needed.
7273 * cgraph.c (cgraph_new_nodes): Remove.
7274 (cgraph_create_function_alias): Do not mark nodes as reachable.
7275 (cgraph_add_thunk): Likewise.
7276 (cgraph_mark_reachable_node): Do not manage the queue.
7277 * cgraph.h (cgraph_node): Remove next_needed.
7278 (varpool_nodes_queue): Remove next_needed and prev_needed.
7279 (x_cgraph_nodes_queue, x_cgraph_nodes_queue, cgraph_new_nodes): Remove.
7280 (cgraph_new_nodes): Declare.
7281 (x_varpool_nodes_queue, varpool_nodes_queue); Remove.
7282 (varpool_analyze_pending_decls): Remove.
7283 (varpool_analyze_node): New.
7284 (varpool_mark_needed_node): Remove.
7285 (varpool_first_variable, varpool_next_variable): New inlines.
7286 (varpool_first_static_initializer, varpool_next_static_initializer):
7288 (FOR_EACH_STATIC_VARIABLE): Remove unused walker.
7289 (varpool_first_defined_variable): New inline.
7290 (varpool_next_defined_variable): New inline
7291 (FOR_EACH_VARIABLE): Reimplement.
7292 (FOR_EACH_DEFINED_VARIABLE): Reimplement.
7293 * toplev.c (wrapup_global_declaration_2): Use analyzed instead of
7295 * cgraphunit.c (cgraph_new_nodes): Declare here.
7296 (enqueue_node): New function.
7297 (cgraph_process_new_functions): update for new
7298 node set; when constructing cgraph enqueue node for processing.
7299 (cgraph_add_new_function): Use new node set.
7300 (process_function_and_variable_attributes): Do not set varpool needed
7302 (referred_to_p): New function.
7303 (varpool_finalize_decl): Move here from varpool.c; enqueue needed node
7304 when varpool is in construction.
7305 (cgraph_analyze_functions): Rewrite.
7306 (cgraph_expand_all_functions): Update.
7307 (cgraph_output_in_order): Do not analyze pending decls; do not set
7309 (cgraph_optimize): Do not analyze pending decls.
7310 * lto-cgraph.c (input_varpool_node): Clear analyzed flag for objects
7311 in other partition; do not mark node as needed.
7312 * dwarf2out.c (reference_to_unused): Use analyzed flag.
7313 (premark_types_used_by_global_vars_helper): Likewise.
7314 * ipa.c (process_references): Do not call varpool_mark_needed_node.
7315 (cgraph_remove_unreachable_nodes): Do not rely on varpool and
7317 (function_and_variable_visibility): Do not mark node as needed.
7318 (whole_program_function_and_variable_visibility): Likewise.
7319 * Makefile.in (gt-varpool.h): No longer needed.
7320 * passes.c (execute_one_pass, execute_ipa_pass_list): Update.
7321 (ipa_write_summaries): Do not use needed flag.
7322 * varpool.c: Do not include gt-varpool.h
7323 (x_varpool_nodes_queue, x_varpool_last_needed_node,
7324 x_varpool_last_needed_node, x_varpool_first_unanalyzed_node,
7325 x_varpool_first_unanalyzed_node, varpool_assembled_nodes_queue):
7327 (varpool_remove_node): Do not update the lists.
7328 (dump_varpool_node): Do not dump needed flag.
7329 (varpool_enqueue_needed_node): Remove.
7330 (varpool_mark_needed_node): Remove.
7331 (varpool_reset_queue): Remove.
7332 (varpool_finalize_decl): Move to cgraphunit.c
7333 (varpool_analyze_node): New functions based on former
7334 varpool_analyze_pending_decls.
7335 (varpool_analyze_pending_decls): Remove.
7336 (varpool_assemble_decl): Do not update the lists.
7337 (enqueue_node): New function.
7338 (varpool_remove_unreferenced_decls): Rewrite.
7339 (varpool_empty_needed_queue): Remove.
7340 (add_new_static_var): Do not mark node as needed.
7341 (varpool_create_variable_alias): Handle expansion state
7343 * except.c (output_ttype): Do not mark node as needed.
7344 * varasm.c (mark_decl_referenced): Do not use mark_needed_node.
7345 * tree-profile.c (init_ic_make_global_vars, init_ic_make_global_vars):
7347 * tree-switch-conversion.c (build_one_array): Likewise.
7349 2012-04-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
7352 * doc/invoke.texi (pedantic): Rename to Wpedantic.
7353 * common.opt (Wpedantic): New.
7354 (pedantic): Alias Wpedantic.
7355 * diagnostic.c (warning_at): Likewise.
7356 * c-decl.c (diagnose_mismatched_decls): Likewise.
7357 (build_array_declarator): Likewise.
7358 (mark_forward_parm_decls):
7359 (check_bitfield_type_and_width): Likewise.
7360 (grokdeclarator): Likewise.
7361 (grokfield): Likewise.
7362 (finish_struct): Likewise.
7363 (build_enumerator): Likewise.
7364 (store_parm_decls_oldstyle): Likewise.
7365 (declspecs_add_qual): Likewise.
7366 (declspecs_add_type): Likewise.
7367 (finish_declspecs): Likewise.
7368 * c-typeck.c (composite_type): Likewise.
7369 (comp_target_types): Likewise.
7370 (build_array_ref): Likewise.
7371 (pointer_diff): Likewise.
7372 (build_unary_op): Likewise.
7373 (build_conditional_expr): Likewise.
7374 (build_c_cast): Likewise.
7375 (convert_for_assignment): Likewise.
7376 (maybe_warn_string_init): Likewise.
7377 (digest_init): Likewise.
7378 (pop_init_level): Likewise.
7379 (set_init_index): Likewise.
7380 (c_finish_goto_label): Likewise.
7381 (c_finish_return): Likewise.
7382 (do_case): Likewise.
7383 (build_binary_op): Likewise.
7384 * c-parser.c (static): Likewise.
7385 (c_parser_external_declaration): Likewise.
7386 (c_parser_declaration_or_fndef): Likewise.
7387 (c_parser_static_assert_declaration_no_se): Likewise.
7388 (c_parser_enum_specifier): Likewise.
7389 (c_parser_struct_or_union_specifier): Likewise.
7390 (c_parser_struct_declaration): Likewise.
7391 (c_parser_alignas_specifier): Likewise.
7392 (c_parser_braced_init): Likewise.
7393 (c_parser_initelt): Likewise.
7394 (c_parser_compound_statement_nostart): Likewise.
7395 (c_parser_conditional_expression): Likewise.
7396 (c_parser_alignof_expression): Likewise.
7397 (c_parser_postfix_expression): Likewise.
7398 (c_parser_postfix_expression_after_paren_): Likewise.
7399 (c_parser_objc_class_instance_variables): Likewise.
7400 (c_parser_objc_method_definition): Likewise.
7401 (c_parser_objc_methodprotolist): Likewise.
7403 2012-04-22 Ian Lance Taylor <iant@google.com>
7405 * godump.c (go_output_typedef): Dump size of structs.
7407 2012-04-22 Razya Ladelsky <razya@il.ibm.com>
7409 Correcting transform_to_exit_first_loop + fix to PR46886
7410 * tree-parloops.c (transform_to_exit_first_loop): Remove
7411 setting of number of iterations according to the loop pattern.
7412 Duplicate from entry to exit->src instead of loop->latch.
7413 (pallelize_loops): Remove the condition preventing do-while loops.
7414 * tree-cfg.c (bool bb_in_region_p): New.
7415 (gimple_duplicate_sese_tail): Adjust duplication of the the subloops.
7416 Adjust redirection of the duplicated iteration.
7418 2012-04-21 Richard Sandiford <rdsandiford@googlemail.com>
7421 * rtl.def (ADDRESS): Use "i" rather than "w".
7422 * rtl.h (find_base_term): Delete.
7423 (may_be_sp_based_p): Declare.
7424 * rtl.c (rtx_code_size): Remove ADDRESS special case.
7425 * alias.h (UNIQUE_BASE_VALUE_SP, UNIQUE_BASE_VALUE_ARGP)
7426 (UNIQUE_BASE_VALUE_FP, UNIQUE_BASE_VALUE_HFP): Move to...
7428 (find_base_term): Make static.
7429 (may_be_sp_based_p): New function.
7430 * dse.c (record_store): Use it.
7431 * store-motion.c (store_killed_in_insn): Likewise.
7433 2012-04-21 Richard Sandiford <rdsandiford@googlemail.com>
7435 * fold-const.c (fold_checksum_tree): Fix VECTOR_CST case.
7437 2012-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
7440 * c-typeck.c (inform_declaration): New.
7441 (build_function_call_vec): Do not pretty-print
7442 expressions when caret is enabled.
7443 (convert_arguments): Use inform_declaration.
7445 2012-04-20 Jim Meyering <meyering@redhat.com>
7447 * genmodes.c (make_complex_modes): Don't truncate a mode name of
7448 length 7 or more when prepending a "C". Suggested by Richard Guenther.
7450 2012-04-20 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7452 PR rtl-optimization/44214
7453 * fold-const.c (exact_inverse): New function.
7454 (fold_binary_loc): Fold vector and complex division by constant into
7455 multiply by recripocal with flag_reciprocal_math; fold vector division
7456 by constant into multiply by reciprocal with exact inverse.
7458 2012-04-20 Jan Hubicka <jh@suse.cz>
7460 * lto-symtab.c (lto_cgraph_replace_node): Merge needed instead of
7462 * cgraph.c (cgraph_add_thunk): Use mark_reachable_node.
7463 (cgraph_remove_node): Update.
7464 (cgraph_mark_needed_node): Remove.
7465 (cgraph_mark_force_output_node): New.
7466 (dump_cgraph_node): Do not dump needed flag.
7467 (cgraph_node_cannot_be_local_p_1): Update.
7468 (cgraph_can_remove_if_no_direct_calls_and_refs): Update.
7469 * cgraph.h (symtab_node_base): Add force_output flag.
7470 (cgraph_node): Remove needed flag.
7471 (varpool_node): Remove force_output flag.
7472 (cgraph_mark_needed_node): Remove.
7473 (cgraph_mark_force_output_node): New.
7474 (cgraph_only_called_directly_or_aliased_p,
7475 varpool_can_remove_if_no_refs, varpool_all_refs_explicit_p): Update.
7476 * ipa-cp.c (ipcp_generate_summary): Remove out of date assert.
7477 * cgraphunit.c (cgraph_decide_is_function_needed): rewrite.
7478 (cgraph_add_new_function): Update.
7479 (cgraph_mark_if_needed): Update.
7480 (verify_cgraph_node): Update.
7481 (cgraph_analyze_function): Alias target is reachable.
7482 (process_function_and_variable_attributes): Update: externally_visible
7483 flag makes function reachable.
7484 (cgraph_analyze_functions): Update dumping.
7485 * lto-cgraph.c (lto_output_node, lto_output_varpool_node,
7486 input_overwrite_node, input_varpool_node): Update streaming.
7487 * lto-streamer-out.c (produce_symtab): Use force_output.
7488 * ipa.c (process_references): Weakrefs must be processed.
7489 (cgraph_remove_unreachable_nodes): Likewise; update for new
7491 (varpool_externally_visible_p): Weakrefs are externally visible
7492 even if they are not.
7493 (function_and_variable_visibility): Update; when processing alias
7494 pair force the targets to be output.
7495 (whole_program_function_and_variable_visility): Use
7496 mark_reachable_node.
7497 * trans-mem.c (ipa_tm_mark_needed_node): Remove
7498 (ipa_tm_mark_force_output_node): New function.
7499 (ipa_tm_create_version_alias, ipa_tm_create_version): Update.
7500 * gimple-fold.c (can_refer_decl_in_current_unit_p): Be lax about
7502 * varasm.c (mark_decl_referenced): Update.
7503 (find_decl_and_mark_needed): Remove.
7504 (find_decl): New function.
7505 (weak_finish, finish_aliases_1, assemble_alias): Update; do not mark
7506 alias targets as needed.
7507 (dump_tm_clone_pairs): Update.
7508 * tree-inline.c (copy_bb): Update check.
7509 * symtab.c (dump_symtab_base): Dump force_output.
7510 * tree-ssa-structalias.c (ipa_pta_execute): Use force_output.
7511 * passes.c (execute_todo): Fix dumping.
7512 * varpool.c (decide_is_variable_needed, varpool_finalize_decl): Update.
7513 (varpool_analyze_pending_decls): Alias target is reachable.
7514 (varpool_create_variable_alias): Finalize weakrefs.
7516 2012-04-20 Jakub Jelinek <jakub@redhat.com>
7519 * alias.h (UNIQUE_BASE_VALUE_SP, UNIQUE_BASE_VALUE_ARGP,
7520 UNIQUE_BASE_VALUE_FP, UNIQUE_BASE_VALUE_HFP): Define.
7521 * alias.c (init_alias_targets): Use UNIQUE_BASE_VALUE_*
7522 macros instead of constants.
7523 * dse.c (record_store): Check for SP ADDRESS by comparing
7524 XWINT to UNIQUE_BASE_VALUE_SP instead of expecting
7525 XEXP to be stack_pointer_rtx.
7527 2012-04-20 Richard Guenther <rguenther@suse.de>
7529 * tree-ssa-copy.c (propagate_tree_value_into_stmt): Use
7530 update_call_from_tree when propagating into a call.
7532 2012-04-20 Alan Modra <amodra@gmail.com>
7534 * config/rs6000/rs6000.c (rs6000_emit_savres_rtx): Formatting.
7535 (rs6000_emit_prologue, rs6000_emit_epilogue): Likewise. Rename
7536 sp_offset to frame_off. Move world save code earlier.
7538 2012-04-20 Richard Guenther <rguenther@suse.de>
7540 PR tree-optimization/53050
7541 * tree-ssa-forwprop.c (ssa_forward_propagate_and_combine):
7542 Do only one transform on COND_EXPRs at the same time.
7544 2012-04-19 Jan Hubicka <jh@suse.cz>
7546 * symtab.c (dump_symtab_base): Revert accidental checkin.
7548 2012-04-20 Alan Modra <amodra@gmail.com>
7551 * config/rs6000/rs6000.c (rs6000_savres_strategy): When using
7552 static chain, set REST_INLINE_FPRS too.
7554 2012-04-20 Thomas Schwinge <thomas@codesourcery.com>
7556 * tree-dump.c (dequeue_and_dump) <BIT_FIELD_REF>: Dump the three child
7559 2012-04-20 Richard Guenther <rguenther@suse.de>
7561 * tree-vect-loop.c (vect_analyze_loop_operations): Do not vectorize
7562 loops that can never run more often than the vectorization factor.
7564 2012-04-19 Jan Hubicka <jh@suse.cz>
7566 * symtab.c (dump_symtab_base): Fix dumping of asm lists.
7568 2012-04-19 David Edelsohn <dje.gcc@gmail.com>
7570 * config/rs6000/sync.md (fetchop_name): Change ior attribute to "or".
7572 2012-04-19 Jim Meyering <meyering@redhat.com>
7574 * genmodes.c (make_complex_modes): Avoid unnecessary use of strncpy.
7575 We verified above that the string(including trailing NUL) fits in buf,
7578 2012-04-19 Richard Guenther <rguenther@suse.de>
7580 * symtab.c (dump_symtab_base): Use TREE_STRING_POINTER
7581 for dumping DECL_SECTION_NAME.
7583 2012-04-19 Michael Matz <matz@suse.de>
7586 * tree.h (VECTOR_CST_NELTS): Use part number of types again.
7587 (struct tree_vector): Adjust GTY length.
7588 * tree.c (make_vector_stat): Don't set VECTOR_CST_NELTS.
7590 * gengtype.c (struct walk_type_data): Add in_record_p and loopcounter
7592 (walk_type, <TYPE_POINTER, TYPE_ARRAY>): Handle case where our
7593 caller emitted the length calulation already.
7594 (walk_type, <TYPE_UNION, TYPE_STRUCT>): Emit length calculations
7595 before handling any of the fields for structs.
7597 2012-04-19 Richard Guenther <rguenther@suse.de>
7599 PR tree-optimization/53031
7600 * tree-vrp.c (adjust_range_with_scev): Revert back to
7601 using max_loop_iterations.
7603 2012-04-19 Michael Matz <matz@suse.de>
7605 * diagnostic.c (emit_diagnostic): Move va_end call after user
7607 (warning, warning_at, pedwarn, permerror): Ditto.
7609 2012-04-19 Richard Guenther <rguenther@suse.de>
7611 * ira-int.h (ira_allocno_object_iter_cond): Avoid out-of-bound
7614 2012-04-19 Georg-Johann Lay <avr@gjlay.de>
7617 * config/avr/avr.c (avr_out_load_psi): Fix assembler template for
7618 the case *(X+const).
7620 2012-04-19 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
7622 * config/arm/sync.md (sync_optab): Change ior attribute to "or".
7624 2012-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
7627 * stmt.c (warn_if_unused_value): Skip NOP_EXPR.
7628 * convert.c (convert_to_integer): Don't set TREE_NO_WARNING.
7630 2012-04-19 Richard Guenther <rguenther@suse.de>
7632 PR rtl-optimization/44688
7633 * loop-iv.c (determine_max_iter): Only return max_iter.
7634 (iv_number_of_iterations): Also use the recorded loop bound
7635 on the maximum number of iterations.
7636 * loop-unroll.c (decide_unroll_runtime_iterations): Use
7637 max_iter to avoid unrolling loops that do not roll.
7638 (decide_unroll_stupid): Likewise.
7640 2012-04-18 Steven Bosscher <steven@gcc.gnu.org>
7642 * targhooks.c (default_case_values_threshold): Fix code style nit.
7644 * stmt.c (add_case_node, expand_case): Move logic to remove/reduce
7645 case range and type folding from here...
7646 * gimplify.c (gimplify_switch_expr): ... to here. Expect NULL_TREE
7647 type, as documented in tree.def.
7649 2012-04-18 Jan Hubicka <jh@suse.cz>
7651 * cgraph.h (verify_symtab, verify_symtab_node, verify_symtab_base):
7653 * cgraphunit.c (verify_cgraph_node): Verify symtab base; do not verify
7654 cgraph hash and same comdat groups.
7655 (cgraph_optimize): Verify symbol table.
7656 * ipa.c (cgraph_remove_unreachable_nodes): Verify symbol table.
7657 (dissolve_same_comdat_group_list): Work on symtab nodes.
7658 (function_and_variable_visibility): Dissolve variable same comdat group
7660 * symtab.c: Include timevar.h
7661 (verify_symtab_base, verify_symtab_node, verify_symtab): New functions.
7663 2012-04-18 Steven Bosscher <steven@gcc.gnu.org>
7665 * tree-switch-conversion.c (info): Remove global pass info.
7666 (check_range, check_process_case, check_final_bb, create_temp_arrays,
7667 free_temp_arrays, gather_default_values, build_constructors,
7668 array_value_type, build_one_array, build_arrays, gen_def_assigns,
7669 fix_phi_nodes, gen_inbound_check): Pass info around from ...
7670 (process_switch): ... here. Unify message format. Return a const
7671 char pointer to the failure reason message.
7672 (do_switchconv): Unify message format. Update process_switch usage.
7674 * tree.def (CASE_LABEL_EXPR): Fix documentation, mention all operands.
7675 * tree-cfg.c (edge_to_cases): Fix documentation.
7677 2012-04-18 Uros Bizjak <ubizjak@gmail.com>
7679 * config/alpha/sync.md (fetchop_name): Change ior attribute to "or".
7681 2012-04-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7683 PR tree-optimization/52976
7684 * tree-ssa-reassoc.c (add_to_ops_vec_max_rank): Delete.
7685 (possibly_move_powi): New function.
7686 (rewrite_expr_tree): Call possibly_move_powi.
7687 (rewrite_expr_tree_parallel): Likewise.
7688 (attempt_builtin_powi): Change call of add_to_ops_vec_max_rank to
7689 call add_to_ops_vec instead.
7691 2012-04-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7693 PR tree-optimization/52976
7694 * tree-ssa-reassoc.c (stmt_is_power_of_op): New function.
7695 (decrement_power): Likewise.
7696 (propagate_op_to_single_use): Likewise.
7697 (zero_one_operation): Handle __builtin_pow* calls in linearized
7698 expression trees; factor logic into propagate_op_to_single_use.
7699 (undistribute_ops_list): Allow operands with repeat counts > 1.
7701 2012-04-18 Richard Guenther <rguenther@suse.de>
7703 PR tree-optimization/44688
7704 * cfgloop.h (record_niter_bound): Declare.
7705 * tree-ssa-loop-niter.c (record_niter_bound): Export.
7706 Update the estimation with the upper bound here...
7707 (estimate_numbers_of_iterations_loop): ... instead of here.
7708 Do not forcefully reset a recorded upper bound.
7709 * tree-vect-loop-manip.c (vect_do_peeling_for_alignment):
7710 Record the maximum number of loop iterations of the prologue loop.
7712 2012-04-18 Jan Hubicka <jh@suse.cz>
7714 * lto-symtab.c (lto_cgraph_replace_node): Update.
7715 * cgraphbuild.c (record_reference, record_type_list,
7716 record_eh_tables, mark_address, mark_load, mark_store): Update.
7717 * cgraph.c (cgraph_same_body_alias, dump_cgraph_node,
7718 cgraph_create_virtual_clone, cgraph_for_node_thunks_and_aliases):
7720 * cgraph.h (symtab_node_def, symtab_node, const_symtab_node): Remove.
7721 (cgraph_alias_aliased_node, varpool_alias_aliased_node): Update.
7722 * reload.c: Fix typo in comment.
7723 * rtlanal.c: Likewise.
7724 * tree-emultls.c (gen_emutls_addr): Update.
7725 * ipa-reference.c (analyze_function): Update.
7726 * cgraphunit.c (cgraph_analyze_function,
7727 cgraph_process_same_body_aliases, assemble_thunks_and_aliases):
7729 * ipa-ref.c (ipa_record_reference): Reorg to avoid reference types.
7730 (ipa_remove_reference): Likewise.
7731 (ipa_remove_all_refering): Rename to ...
7732 (ipa_remove_all_referring): ... this one; update.
7733 (ipa_dump_references): Update.
7734 (ipa_dump_referring): Update.
7735 (ipa_clone_references): Update.
7736 (ipa_clone_refering): Rename to ...
7737 (ipa_clone_referring): ... this one; update.
7738 (ipa_ref_cannot_lead_to_return): Update.
7739 (ipa_ref_has_aliases_p): Update.
7740 * ipa-ref.h (symtab_node_def, symtab_node, const_symtab_node): New
7742 (ipa_ref_type): Remove.
7743 (ipa_ref_ptr_u): Remove.
7744 (ipa_ref): Remove referencing, refered, refered_index, refering_type
7745 and refered_type; add referring, referred and referred_index.
7746 (ipa_ref_list): Rename refering to referring.
7747 (ipa_record_reference, ipa_remove_all_referring, ipa_dump_referring,
7748 ipa_clone_references, ipa_clone_referring): Update prototypes.
7749 * lto-cgraph.c (referenced_from_other_partition_p): Update.
7750 (lto_output_ref): Update.
7751 (add_references): Update.
7752 (input_varpool_node): Update.
7753 (input_refs): Update.
7754 * ipa-ref-inline.h (ipa_ref_node): Update.
7755 (ipa_ref_varpool_node): Update.
7756 (ipa_ref_referring_node): Update.
7757 (ipa_ref_referring_varpool_node): Update.
7758 (ipa_ref_referring_ref_list): Update.
7759 (ipa_ref_referred_ref_list): Update.
7760 (ipa_ref_list_first_referring): Update.
7761 (ipa_empty_ref_list): Update.
7762 (ipa_ref_list_refering_iterate): Rename to ...
7763 (ipa_ref_list_referring_iterate): ... this one.
7764 * cse.c: Update comment.
7765 * ipa-utils.c (ipa_reverse_postorder): Update.
7766 * tree-ssa-alias.c: Update.
7767 * ipa-inline.c (reset_edge_caches): Update.
7768 (update_caller_keys): Update.
7769 * ipa-inline.h: Update comments.
7770 * jump.c: Update comment.
7771 * alias.c: Likewise.
7772 * ipa.c (process_references): Update.
7773 (cgraph_remove_unreachable_nodes): Likewise.
7774 (ipa_discover_readonly_nonaddressable_var): Likewise.
7775 (cgraph_address_taken_from_non_vtable_p): Likewise.
7776 * trans-mem.c (ipa_tm_execute): Update.
7777 * simplify-rtx.c: Fix comment.
7778 * rtl.c: Fix comment.
7779 * symtab.c (symtab_unregister_node): Update.
7780 * varpool.c (dump_varpool_node): Update.
7781 (varpool_analyze_pending_decls): Update.
7782 (assemble_aliases): Update.
7783 (varpool_for_node_and_aliases): Update.
7785 2012-04-18 Richard Guenther <rguenther@suse.de>
7787 * cfgloop.h (estimate_numbers_of_iterations_loop): Remove
7788 use_undefined_p parameter.
7789 * tree-flow.h (estimate_numbers_of_iterations): Likewise.
7790 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop):
7792 (estimate_numbers_of_iterations): Likewise.
7793 (estimated_loop_iterations): Adjust.
7794 (max_loop_iterations): Likewise.
7795 (scev_probably_wraps_p): Likewise.
7796 * tree-ssa-loop.c (tree_ssa_loop_bounds): Likewise.
7797 * tree-vrp.c (adjust_range_with_scev): Use max_stmt_executions,
7798 not max_loop_iterations.
7799 (execute_vrp): Remove explicit number of iterations estimation.
7801 2012-04-18 Enkovich Ilya <ilya.enkovich@intel.com>
7803 * config/i386/linux-common.h: New.
7805 * config.gcc: Add i386/linux-common.h before
7806 all i386/linux.h and i386/linux64.h usages.
7808 * config/i386/gnu-user.h (GNU_USER_TARGET_LINK_SPEC): New.
7809 (LINK_SPEC): Use GNU_USER_TARGET_LINK_SPEC.
7810 * config/i386/gnu-user64.h: Likewise.
7812 * config/i386/gnu-user.common.h (GNU_USER_TARGET_CC1_SPEC): New.
7813 (CC1_SPEC): Use GNU_USER_TARGET_CC1_SPEC.
7814 (GNU_USER_TARGET_MATHFILE_SPEC): New.
7815 (ENDFILE_SPEC): Use GNU_USER_TARGET_MATHFILE_SPEC.
7817 2012-04-18 Jan Hubicka <jh@suse.cz>
7819 * cgraph.c (cgraph_node_name): Remove.
7820 (dump_cgraph_node): Use dump_symtab_base; reformat.
7821 * cgraph.h (symtab_node_asm_name, symtab_node_name, dump_symtab,
7822 debug_symtab, dump_symtab_node, debug_symtab_node, dump_symtab_base):
7824 (cgraph_node_name, varpool_node_name): Remove.
7825 (cgraph_node_asm_name, varpool_node_asm_name,
7826 cgraph_node_name, varpool_node_name): New.
7827 * tree-pass.h (TODO_dump_cgraph): Rename to ...
7828 (TODO_dump_symtab): ... this one.
7829 * ipa-cp (pass_ipa_cp): Update.
7830 * ia-reference.c (generate_summary, read_write_all_from_decl,
7831 propagate, ipa_reference_read_optimization_summary): Update.
7832 * cgraphunit.c (cgraph_analyze_functions): Update.
7833 (cgraph_optimize): Update.
7834 * ipa-ref.c (ipa_dump_references): Update.
7835 (ipa_dump_refering): Update.
7836 * ipa-inline.c (pass_ipa_inline): Update.
7837 * matrix-reorg.c (pass_ipa_matrix_reorg): Update.
7838 * ipa.c (pass_ipa_function_visibility,
7839 pass_ipa_whole_program_visibility): Update.
7840 * tree-sra.c (pass_early_ipa_sra): Update.
7841 * symtab.c: Include langhooks.h
7842 (symtab_node_asm_name): New.
7843 (symtab_node_name): New.
7844 (symtab_type_names): New static var.
7845 (dump_symtab_base): New.
7846 (dump_symtab_node, dump_symtab): New.
7847 (debug_symtab_node, debug_symtab): New.
7848 * tree-ssa-structalias.c: Dump symbol table.
7849 * pases.c (execute_todo): Handle TODO_dump_symtab instead
7850 of TODO_dump_cgraph.
7851 * varpoo.c (varpool_node_name): Remove.
7852 (dump_varpool_node): Use dump_symtab_base; reformat.
7854 2012-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
7856 * doc/invoke.texi (Language Independent Options): @item should be
7859 2012-04-17 Richard Sandiford <rdsandiford@googlemail.com>
7862 * rtl.c (rtx_code_size): Handle ADDRESS.
7864 2012-04-17 Tom de Vries <tom@codesourcery.com>
7866 * tree-iterator.c (append_to_statement_list_1): Handle case that *list_p
7869 2012-04-17 Uros Bizjak <ubizjak@gmail.com>
7872 * config/i386/sync.md (atomic_<code><mode>): Rename to
7873 atomic_<logic><mode>.
7875 2012-04-17 Richard Sandiford <rdsandiford@googlemail.com>
7877 * rtl.def (ADDRESS): Turn operand into a HOST_WIDE_INT.
7878 * alias.c (reg_base_value): Expand and update comment.
7879 (arg_base_value): New variable.
7880 (unique_id): Move up file.
7881 (unique_base_value, unique_base_value_p, known_base_value_p): New.
7882 (find_base_value): Use arg_base_value and known_base_value_p.
7883 (record_set): Document REG_NOALIAS handling. Use unique_base_value.
7884 (find_base_term): Use known_base_value_p.
7885 (base_alias_check): Use unique_base_value_p.
7886 (init_alias_target): Initialize arg_base_value. Use unique_base_value.
7887 (init_alias_analysis): Use 1 as the first id for REG_NOALIAS bases.
7889 2012-04-17 Pat Haugen <pthaugen@us.ibm.com>
7891 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Remove DImode.
7893 2012-04-17 Michael Matz <matz@suse.de>
7895 PR tree-optimization/18437
7896 * tree-vectorizer.h (_stmt_vec_info.stride_load_p): New member.
7897 (STMT_VINFO_STRIDE_LOAD_P): New accessor.
7898 (vect_check_strided_load): Declare.
7899 * tree-vect-data-refs.c (vect_check_strided_load): New function.
7900 (vect_analyze_data_refs): Use it to accept strided loads.
7901 * tree-vect-stmts.c (vectorizable_load): Ditto and handle them.
7903 2012-04-17 Richard Guenther <rguenther@suse.de>
7906 * tree-eh.c (cleanup_empty_eh_merge_phis): Properly discard
7907 loops when redirecting an entry or latch edge.
7909 2012-04-17 Bernd Schmidt <bernds@codesourcery.com>
7911 * sel-sched.c (sel_global_init): Revert previous change.
7913 2012-04-17 Richard Guenther <rguenther@suse.de>
7915 * tree-flow.h (array_at_struct_end_p): Move declaration ...
7916 * tree.h (array_at_struct_end_p): ... here.
7917 * tree-ssa-loop-niter.c (array_at_struct_end_p): Move ...
7918 * expr.c (array_at_struct_end_p): ... here. Rewrite.
7920 2012-04-17 Steven Bosscher <steven@gcc.gnu.org>
7922 * stmt.c (cost_table_, use_cost_table, cost_table_initialize,
7923 COST_TABLE): Remove.
7924 (estimate_case_costs): Remove.
7925 (expand_case): Do not call estimate_case_costs
7926 to set use_cost_table.
7927 (balance_case_nodes): Do not use use_cost_table.
7929 2012-04-16 Jan Hubicka <jh@suse.cz>
7931 * cgraph.c (cgraph_hash, assembler_name_hash): Remove.
7932 (hash_node, eq_node): Remove.
7933 (cgraph_create_node): Do not handle hashtable.
7934 (cgraph_get_node): Remove.
7935 (cgraph_insert_node_to_hashtable): Remove.
7936 (hash_node_by_assembler_name): Remove.
7937 (eq_assembler_name): Remove.
7938 (cgraph_node_for_asm): Rewrite.
7939 (cgraph_find_replacement_node): Break out from ...
7940 (cgraph_remove_node): ... here; do not maintain hashtables.
7941 (change_decl_assembler_name): Remove.
7942 (cgraph_clone_node): Do not maintain hashtables.
7943 * cgraph.h (const_symtab_node): New typedef.
7944 (cgraph_insert_node_to_hashtable): Remove.
7945 (symtab_get_node, symtab_node_for_asm,
7946 symtab_insert_node_to_hashtable): Declare.
7947 (cgraph_find_replacement_node): Declare.
7948 (cgraph_get_node, varpool_get_node): Turn into inlines.
7949 (cgraph, varpool): Work sanely on NULL pointers.
7950 (FOR_EACH_SYMBOL): New walker.
7951 * ipa-inline-transform.c (save_inline_function_body): Use
7952 symtab_insert_node_to_hashtable.
7953 * symtab.c: Include ggc.h and diagnostics.h
7954 (symtab_hash, assembler_name_hash): New static vars;
7955 (hash_node, eq_node, hash_node_by_assembler_name,
7956 eq_assembler_name, insert_to_assembler_name_hash,
7957 unlink_from_assembler_name_hash): New.
7958 (symtab_register_node): Update hashtables.
7959 (symtab_insert_node_to_hashtable): New.
7960 (symtab_unregister_node): Update hashtables.
7961 (symtab_get_node): New.
7962 (symtab_node_for_asm): New.
7963 (change_decl_assembler_name): New.
7964 * Makefile.in (symtab.o): Needs GTY.
7965 * varpool.c (varpool_hash): Remove.
7966 (hash_varpool_node, eq_varpool_node, varpool_get_node): Remove.
7967 (varpool_node): Rewrite using varpool_get_node.
7968 (varpool_remove_node): DO not maintain hashtables.
7969 (varpool_node_for_asm): Rewrite.
7971 2012-04-16 Sandra Loosemore <sandra@codesourcery.com>
7973 * doc/invoke.texi: Copy-edit to put verbs in the present tense
7974 when describing the current behavior of GCC.
7976 2012-04-16 Richard Sandiford <rdsandiford@googlemail.com>
7978 * genemit.c (gen_exp): Remove ADDRESS handling.
7979 * genoutput.c (scan_operands): Likewise.
7980 * genpeep.c (match_rtx): Likewise.
7981 * genrecog.c (add_to_sequence): Likewise.
7983 2012-04-16 David Edelsohn <dje.gcc@gmail.com>
7985 * doc/install.texi (Specific, *-ibm-aix*): Update assembler bug status.
7987 2012-04-16 Martin Jambor <mjambor@suse.cz>
7989 * tree-sra.c (build_ref_for_model): Create COMPONENT_REFs only for
7992 2012-04-16 Ulrich Weigand <ulrich.weigand@linaro.org>
7995 * config/arm/arm.c (arm_print_operand): Fix invalid alignment
7996 hints for 'A' operand types.
7998 2012-04-16 Jan Hubicka <jh@suse.cz>
8000 * cgraph.h (symtab_node_base): Add next and previous pointers.
8001 (cgraph_node): Remove next and preivous pointers.
8002 (varpool_node): Likewise; remove next/previous GTY marker;
8003 it is not type safe.
8004 (symtab_node_def): Update GTY marker
8005 (x_cgraph_nodes, cgraph_nodes): Remove.
8006 (symtab_nodes): New function.
8007 (cgraph_order): Rename to ...
8008 (symtab_order): ... this one.
8009 (symtab_register_node, symtab_unregister_node, symtab_remove_node):
8011 (x_varpool_nodes, varpool_nodes): Remove.
8012 (FOR_EACH_STATIC_VARIABLE): Update.
8013 (symtab_function_p, symtab_variable_p): New function.
8014 (FOR_EACH_VARIABLE): Update.
8015 (varpool_first_variable, varpool_next_variable): New functions.
8016 (FOR_EACH_VARIABLE): Update.
8017 (cgraph_first_defined_function): Update.
8018 (cgraph_next_defined_function, cgraph_next_defined_function): Update.
8019 (FOR_EACH_DEFINED_FUNCTION, FOR_EACH_FUNCTION): Update.
8020 (cgraph_first_function, cgraph_next_function): New.
8021 (FOR_EACH_FUNCTION): Update.
8022 (cgraph_first_function_with_gimple_body,
8023 cgraph_next_function_with_gimple_body): Update.
8024 * symtab.c: New file.
8025 * cgraph.c: Update copyright dates.
8026 (x_cgraph_nodes, cgraph_order): Remove.
8027 (NEXT_FREE_NODE): Update.
8028 (SET_NEXT_FREE_NODE): New.
8029 (cgraph_create_node_1): Remove common code.
8030 (cgraph_create_node): Remove common code; call symtab_register_node.
8031 (cgraph_remove_node): Remove common code; call symtab_unregister-node.
8032 (cgraph_add_asm_node): Update.
8033 (cgraph_clone_node): Register new node.
8034 * cgraphunit.c (process_function_and_variable_attributes): Update.
8035 (cgraph_analyze_functions): Update.
8036 (cgraph_analyze_functions): Update.
8037 (cgraph_output_in_order): Update.
8038 * lto-cgraph.c (input_node, input_varpool_node, input_cgraph_1):
8040 * ipa-inline.c (recursive_inlining): Update.
8041 * lto-streamer-in.c (lto_input_toplevel_asms): Update.
8042 * ipa.c (cgraph_remove_unreachable_nodes): Update.
8043 * Makefile.in: Add symtab.o
8044 * varpool.c (x_varpool_nodes): Remove
8045 (varpool_node): Remove common code; call symtab_register_node.
8046 (varpool_remove_node): Remove common code; call symtab_unregister_node.
8048 2012-04-16 Richard Guenther <rguenther@suse.de>
8051 * tree.h (VECTOR_CST_NELTS): Adjust.
8052 (struct tree_vector): Add explicit length field.
8053 (make_vector_stat): Declare.
8054 (make_vector): Define.
8055 * tree.c (make_vector_stat): New function.
8056 (build_vector_stat): Use it.
8057 * tree-streamer-in.c (streamer_alloc_tree): Likewise.
8059 2012-04-16 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8061 PR tree-optimization/52976
8062 * tree-ssa-reassoc.c (add_to_ops_vec_max_rank): New function.
8063 (undistribute_ops_list): Ops with repeat counts aren't eligible for
8065 (attempt_builtin_powi): Call add_to_ops_vec_max_rank.
8067 2012-04-16 Jan Hubicka <jh@suse.cz>
8069 * cgraph.h (FOR_EACH_VARIABLE, FOR_EACH_VARIABLE, FOR_EACH_FUNCTION):
8071 * lto-symtab.c (lto_symtab_merge_cgraph_nodes): Use FOR_EACH
8072 walkers to walk cgraph and varpool.
8073 * cgraph.c (cgraph_node_for_asm): Likewise.
8074 (dump_cgraph): Likewise.
8075 * value-prof.c (init_node_map): Likewise.
8076 * tree.c (free_lang_data_in_cgraph): Likewise.
8077 * tree-emutls.c: (ipa_lower_emutls): Likewise.
8078 * ipa-reference.c (generate_summary, propagate): Likewise.
8079 * cgraphunit.c (verify_cgraph, cgraph_process_same_body_aliases,
8080 cgraph_mark_functions_to_output, cgraph_output_in_order,
8081 output_weakrefs, cgraph_materialize_all_clones,
8082 cgraph_optimize): Likewise.
8083 * lto-cgraph.c (merge_profile_summaries): Likewise.
8084 (input_cgraph): Likewise.
8085 * ipa-pure-const.c (generate_summary): Likewise.
8086 (propagate): Likwise.
8087 * ipa-utils.c (ipa_reduced_postorder): Likewise.
8088 (ipa_free_postorder_info): Likewise.
8089 (ipa_reverse_postorder): Likewise.
8090 * ipa-inline.c (ipa_inline): Likewise.
8091 * matrix-reorg.c (find_matrices_decl): Likewise.
8092 (matrix_reorg): Likewise.
8093 * tree-vectorizer.c (increase_alignment): Likewise.
8094 * ipa.c (cgraph_remove_unreachable_nodes): Likewise.
8095 (function_and_variable_visibility): Likewise.
8096 (whole_program_function_and_variable_visibility): Likewise.
8097 (ipa_cdtor_merge): Likewise.
8098 * trans-mem.c (ipa_tm_execute): Likewise.
8099 * ipa-inline-analysis.c (dump_inline_summaries): Likewise.
8100 * ipa-prop.c (ipa_print_all_jump_functions): Likewise.
8101 (ipa_print_all_params): Likewise.
8102 (ipa_update_after_lto_read): Likewise.
8103 * tree-profie.c (tree_profiling): Likewise.
8104 * tree-ssa-structalias.c (ipa_pta_execute): Likewise.
8105 * passes.c (dump_passes): Likewise.
8106 (do_per_function): Likewise.
8107 (ipa_write_summaries): Likewise.
8108 * varpool.c (dump_varpool): Likewise.
8109 (varpool_node_for_asm): Likewise.
8110 (varpool_assemble_pending_decls): Likewise.
8112 2012-04-16 Richard Guenther <rguenther@suse.de>
8114 PR tree-optimization/52975
8115 * tree-if-conv.c (predicate_bbs): Do not simplify inverted
8116 condition but always mark it with TRUTH_NOT_EXPR.
8118 2012-04-16 Richard Guenther <rguenther@suse.de>
8120 PR tree-optimization/52975
8121 * tree-ssa-forwprop.c (combine_cond_exprs): New function.
8122 (ssa_forward_propagate_and_combine): Call it for COND_EXPRs
8123 and VEC_COND_EXPRs. Also combine into VEC_COND_EXPRs condition.
8124 * fold-const.c (operand_equal_p): Handle TARGET_MEM_REF.
8126 2012-04-14 Uros Bizjak <ubizjak@gmail.com>
8128 * config/i386/sse.md (ssse3_plusminus): New code iterator.
8129 (avx2_ph<plusminus_mnemonic>wv16hi3): Macroize insn from
8130 avx2_ph{add,adds,sub,subs}wv16hi3 using ssse3_plusminus code iterator.
8131 (ssse3_ph<plusminus_mnemonic>wv8hi3): Macroize insn from
8132 ssse3_ph{add,adds,sub,subs}wv8hi3 using ssse3_plusminus code iterator.
8133 (ssse3_ph<plusminus_mnemonic>wv4hi3): Macroize insn from
8134 ssse3_ph{add,adds,sub,subs}wv4hi3 using ssse3_plusminus code iterator.
8136 (avx2_ph<plusminus_mnemonic>dv8si3): Macroize insn from
8137 avx2_ph{add,adds,sub,subs}dv8si3 using plusminus code iterator.
8138 (ssse3_ph<plusminus_mnemonic>dv4si3): Macroize insn from
8139 ssse3_ph{add,adds,sub,subs}dv4si3 using plusminus code iterator.
8140 (ssse3_ph<plusminus_mnemonic>dv2si3): Macroize insn from
8141 ssse3_ph{add,adds,sub,subs}dv2si3 using plusminus code iterator.
8143 (xop_plus): New code iterator.
8144 (macs): New code attribute.
8146 (xop_p<macs><ssemodesuffix><ssemodesuffix>): Macroize insn from
8147 xop_pmacs{,s}{ww,dd} using xop_plus code iterator and VI24_128 mode
8149 (xop_p<macs>dql): Macroize insn from xop_pmacs{,s}dql using
8150 xop_plus code iterator.
8151 (xop_p<macs>dqh): Macroize insn from xop_pmacs{,s}dqh using
8152 xop_plus code iterator.
8153 (xop_p<macs>wd): Macroize insn from xop_pmacs{,s}wd using
8154 xop_plus code iterator.
8155 (xop_p<madcs>wd): Macroize insn from xop_pmadcs{,s}wd using
8156 xop_plus code iterator.
8158 (xop_phadd<u>bw): Macroize insn from xop_phadd{,u}bw usign
8159 any_extend code iterator.
8160 (xop_phadd<u>bd): Macroize insn from xop_phadd{,u}bd usign
8161 any_extend code iterator.
8162 (xop_phadd<u>bq): Macroize insn from xop_phadd{,u}bq usign
8163 any_extend code iterator.
8164 (xop_phadd<u>wd): Macroize insn from xop_phadd{,u}wd usign
8165 any_extend code iterator.
8166 (xop_phadd<u>wq): Macroize insn from xop_phadd{,u}wq usign
8167 any_extend code iterator.
8168 (xop_phadd<u>dq): Macroize insn from xop_phadd{,u}dq usign
8169 any_extend code iterator.
8171 2012-04-14 Tom de Vries <tom@codesourcery.com>
8173 * cfgcleanup.c (try_optimize_cfg): Replace call to delete_insn_chain by
8174 call to delete_insn. Remove code to reorder BASIC_BLOCK note and
8175 DELETED_LABEL note, and move it to ...
8176 * cfgrtl.c (delete_insn): ... here. Change return type to void.
8177 (delete_insn_and_edges): Likewise.
8178 (delete_insn_chain): Handle new return type of delete_insn. Delete
8179 chain backwards rather than forwards.
8180 * rtl.h (delete_insn, delete_insn_and_edges): Change return type to
8182 * cfglayout.c (fixup_reorder_chain): Delete unused label.
8184 2012-04-14 Jan Hubicka <jh@suse.cz>
8186 * cgraph.h: Update copyrights;
8187 (symtab_node): Turn to union typedef.
8188 (symtab_node_base): New structure.
8189 (symtab_type): Add SYMTAB_SYMBOL tag.
8190 (cgraph_node): Annotate some pinters with nested_ptr.
8191 (varpool_node): Likewise.
8192 (cgraph_local_info): Remove lto_file_data
8193 and externally_visible.
8194 (cgraph_node): Remove decl; same_comdat_group list;
8195 aux; ref_list; order; address_taken; reachable_from_other_parittion,
8196 in_other_partition; resolution.
8197 (varpool_node): Remove decl; same_comdat_group;
8198 ref_list; lto_file_data; aux; order; resolution; externally_visible;
8199 used_from_other_partition; in_other_partition.
8200 (symtab_node_def): New union.
8201 (cgraph, varpool): Update.
8202 (varpool_first_static_initializer, varpool_next_static_initializer,
8203 cgraph_only_called_directly_or_aliased_p,
8204 varpool_can_remove_if_no_refs, varpool_can_remove_if_no_refs,
8205 varpool_all_refs_explicit_p, cgraph_alias_aliased_node,
8206 varpool_alias_aliased_node, cgraph_edge_recursive_p): Update
8208 * cgraph.c: Likewise.
8209 (cgraph_hash, assembler_name_hash): Turn into symtab_node.
8210 * cgraphbuild.c: Likewise.
8211 * lto-symtab.c: Likewise.
8212 * c-gimplify.c: Likewise.
8213 * value-prof.c: Likewise.
8215 * ipa-cp.c: Likewise.
8216 * tree-emutls.c: Likewise.
8217 * ipa-inline-transform.c: Likwise.
8218 * ipa-reference.c: Likewise.
8219 * cgraphunit.c: Likewise.
8220 * ipa-ref.c: Likewise.
8221 * lto-cgraph.c: Likewise.
8222 * ipa-ref-inline.h: Likewise.
8223 * ipa-pure-const.c: Likewise.
8224 * lto-streamer-out.c: Likewise.
8225 * ipa-utils.c: Likewise.
8226 * ipa-inline.c: Likewise.
8227 * matrix-reorg.c: Likewise.
8228 * tree-eh.c: Likewise.
8229 * tree-vectorizer.c: Likewise.
8230 * ipa-split.c: Likewise.
8232 * trans-mem.c: Likewise.
8233 * ipa-inline-analysis.c: Likewise.
8234 * gimplify.c: Likewise.
8235 * cfgexpand.c: Likewise.
8236 * tree-sra.c: Likewise.
8237 * ipa-prop.c: Likewise.
8238 * varasm.c: Likewise.
8239 * tree-nested.c: Likewise.
8240 * tree-inline.c: Likewise.
8241 * tree-profile.c: Likewise.
8242 * tree-ssa-structalias.c: Likewise.
8243 * passes.c: Likewise.
8244 * varpool.c: Likewise.
8246 2012-04-14 Tom de Vries <tom@codesourcery.com>
8248 * tree-ssa-tail-merge.c (stmt_local_def): New function, factored out of
8249 same_succ_hash, with local_def inlined. Use SINGLE_SSA_DEF_OPERAND.
8250 Use FOR_EACH_IMM_USE_FAST instead of FOR_EACH_IMM_USE_STMT. Remove use
8252 (gsi_advance_fw_nondebug_nonlocal): New function.
8253 (local_def): Removed function.
8254 (same_succ_hash): Use stmt_local_def.
8255 (same_succ_equal): Use gsi_advance_fw_nondebug_nonlocal.
8256 (gsi_advance_bw_nondebug_nonlocal): Use stmt_local_def.
8258 2012-04-13 H.J. Lu <hongjiu.lu@intel.com>
8260 * config/i386/i386-c.c (ix86_target_macros): Define _ILP32
8261 and __ILP32__ for x32.
8263 2012-04-13 Martin Jambor <mjambor@suse.cz>
8266 * gimple-fold.c (gimple_get_virt_method_for_binfo): Bail out if
8267 fold_ctor_reference returns a zero constant.
8269 2012-04-13 Enkovich Ilya <ilya.enkovich@intel.com>
8271 * config.gcc: Add i386/gnu-user-common.h before all
8272 i386/gnu-user.h and i386/gnu-user64.h usages.
8274 * config/i386/gnu-user-common.h: New.
8276 * config/i386/gnu-user.h (CPP_SPEC): Moved to gnu-user-common.h.
8277 (CC1_SPEC): Likewise.
8278 (ENDFILE_SPEC): Likewise.
8279 (DEFAULT_PCC_STRUCT_RETURN): Likewise.
8280 (TARGET_TLS_DIRECT_SEG_REFS_DEFAULT): Likewise.
8281 (TARGET_OS_CPP_BUILTINS): Likewise.
8282 (LIBGCC2_HAS_TF_MODE): Likewise.
8283 (LIBGCC2_TF_CEXT): Likewise.
8284 (TF_SIZE): Likewise.
8285 (TARGET_ASM_FILE_END): Likewise.
8286 (STACK_CHECK_MOVING_SP): Likewise.
8287 (STACK_CHECK_STATIC_BUILTIN): Likewise.
8288 * config/i386/gnu-user64.h: Likewise.
8290 2012-04-13 Martin Jambor <mjambor@suse.cz>
8292 * expr.c (expand_expr_real_1): Pass type, not the expression, to
8293 set_mem_attributes for a memory temporary. Do not call the function
8294 for the memory temporary created for a bitfield.
8296 2012-04-13 Alexandre Oliva <aoliva@redhat.com>
8299 * df.h (enum debug_temp_where): New.
8300 (dead_debug_init, dead_debug_finish) Declare.
8301 (dead_debug_add, dead_debug_insert_temp): Declare.
8302 (struct dead_debug_use, struct dead_debug): Moved from...
8303 * df-problems.c: ... here.
8304 (df_set_unused_notes_for_mw): Bind debug uses of unused regno
8306 (df_create_unused_note): Likewise.
8307 (df_set_dead_notes_for_mw): Move comment where it belongs.
8308 (dead_debug_init): Export.
8309 (dead_debug_reset_uses): New, factored out of...
8310 (dead_debug_finish): ...this. Export.
8311 (dead_debug_reset): Remove.
8312 (dead_debug_add): Export.
8313 (dead_debug_insert_before): Rename to...
8314 (dead_debug_insert_temp): ... this. Add where argument. Export.
8315 Locate stored value for BEFORE_WITH_VALUE. Avoid repeat inserts.
8316 Return insertion count.
8317 (df_note_bb_compute): Adjust.
8318 * dce.c (word_dce_process_block): Adjust dead debug uses.
8319 (dce_process_block): Likewise.
8321 2012-04-13 Alexandre Oliva <aoliva@redhat.com>
8323 * df-problems.c (df_note_bb_compute): Do not take note of
8324 debug uses for whose REGs we won't emit DEAD or UNUSED notes.
8326 2012-04-13 Alexandre Oliva <aoliva@redhat.com>
8329 * var-tracking.c (expand_depth): New type.
8330 (onepart_aux, expand_loc_callback_data): Change depth type to it.
8331 (loc_exp_dep_alloc): Adjust initializer.
8332 (update_depth): Use new type. Add entryvals.
8333 (vt_expand_var_loc_chain): Take note of expansions with
8334 ENTRY_VALUEs, but don't accept them right away. Run an optional
8335 second pass accepting the minimum ENTRY_VALUE count found in the
8337 (vt_expand_loc_callback, INIT_ELCD): Adjust.
8339 2012-04-13 Tom de Vries <tom@codesourcery.com>
8341 * tree-ssa-tail-merge.c (gsi_advance_bw_nondebug_nonlocal): Add
8342 parameters vuse and vuse_escaped.
8343 (find_duplicate): Init vuse1, vuse2 and vuse_escaped. Pass to
8344 gsi_advance_bw_nondebug_nonlocal. Return if vuse_escaped and
8347 2012-04-13 Richard Guenther <rguenther@suse.de>
8349 PR tree-optimization/52969
8350 * tree-if-conv.c (predicate_mem_writes): Properly gimplify
8351 the condition for the COND_EXPR and handle predicate negation
8352 by swapping the COND_EXPR arms.
8354 2012-04-13 Nick Clifton <nickc@redhat.com>
8356 * config/rl78/rl78.c (rl78_devirt_pass): Remove use of
8357 TODO_dump_func flag.
8359 2012-04-13 Andrey Belevantsev <abel@ispras.ru>
8361 PR rtl-optimization/52203
8362 PR rtl-optimization/52715
8364 Revert the 2012-03-07 fix for PR 52203.
8365 * sel-sched.c (reset_sched_cycles_in_current_ebb): Check that
8366 the insn does not modify DFA right before issuing, adjust
8367 issue_rate accordingly.
8369 2012-04-13 Richard Guenther <rguenther@suse.de>
8372 * c-typeck.c (pointer_diff): Remove bogus assert.
8374 2012-04-13 Richard Guenther <rguenther@suse.de>
8377 * convert.c (convert_to_pointer): Remove special-casing of zero.
8379 2012-04-13 Joey Ye <joey.ye@arm.com>
8381 * config/arm/constraints.md (Pe): New constraint.
8382 * config/arm/arm.md: New split for imm 256-510.
8384 2012-04-13 Terry Guo <terry.guo@arm.com>
8386 * config/arm/arm-cores.def: Added core cortex-m0plus.
8387 * config/arm/arm-tune.md: Regenerated.
8388 * config/arm/arm-tables.opt: Regenerated.
8389 * doc/invoke.texi: Added entry for cpu ARM cortex-m0plus.
8391 2012-04-13 Alan Modra <amodra@gmail.com>
8394 * config/rs6000/rs6000.c (rs6000_emit_stack_tie): Rewrite with
8395 tie regs on destination of sets. Delete forward declaration.
8396 (rs6000_emit_stack_reset): Update rs6000_emit_stack_tie calls.
8397 (rs6000_emit_prologue): Likewise.
8398 (rs6000_emit_epilogue): Likewise. Use in place of gen_frame_tie
8400 (is_mem_ref): Use tie_operand to recognise stack ties.
8401 * config/rs6000/predicates.md (tie_operand): New.
8402 * config/rs6000/rs6000.md (restore_stack_block): Generate new
8404 (restore_stack_nonlocal): Likewise.
8405 (stack_tie): Update.
8406 (frame_tie): Delete.
8408 2012-04-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8410 * tree-ssa-reassoc.c (attempt_builtin_powi_stats): Change %ld to
8411 HOST_WIDE_INT_PRINT_DEC in format strings.
8413 2012-04-12 Uros Bizjak <ubizjak@gmail.com>
8416 * config/i386/avx2intrin.h (_mm256_permutevar8x32_ps): Change second
8417 argument type to __m256i. Update call to __builtin_ia32_permvarsf256.
8418 * config/i386/sse.md (UNSPEC_VPERMVAR): New.
8419 (UNSPEC_VPERMSI, UNSPEC_VPERMSF): Remove.
8420 (avx2_permvarv8sf, avx2_permvarv8si): Switch operands 1 and 2.
8421 (avx2_permvar<mode>): Macroize insn from avx2_permvarv8sf and
8422 avx2_permvarv8si using VI4F_256 mode iterator.
8423 * config/i386/i386.c (bdesc_args) <__builtin_ia32_permvarsf256>:
8424 Update builtin type to V8SF_FTYPE_V8SF_V8SI.
8425 (ix86_expand_vec_perm): Update calls to gen_avx2_permvarv8si and
8426 gen_avx2_permvarv8sf.
8427 (expand_vec_perm_pshufb): Ditto.
8429 2012-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
8432 * config/rs6000/rs6000.h (TARGET_FCFID): Add TARGET_PPC_GPOPT to
8433 the list of options to enable the FCFID instruction.
8434 (TARGET_EXTRA_BUILTINS): Adjust comment.
8436 2012-04-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8438 PR tree-optimization/18589
8439 * tree-ssa-reassoc.c (reassociate_stats): Add two fields.
8440 (operand_entry): Add count field.
8441 (add_repeat_to_ops_vec): New function.
8442 (completely_remove_stmt): Likewise.
8443 (remove_def_if_absorbed_call): Likewise.
8444 (remove_visited_stmt_chain): Remove feeding builtin pow/powi calls.
8445 (acceptable_pow_call): New function.
8446 (linearize_expr_tree): Look for builtin pow/powi calls and add operand
8447 entries with repeat counts when found.
8448 (repeat_factor_d): New struct and associated typedefs.
8449 (repeat_factor_vec): New static vector variable.
8450 (compare_repeat_factors): New function.
8451 (get_reassoc_pow_ssa_name): Likewise.
8452 (attempt_builtin_powi): Likewise.
8453 (reassociate_bb): Call attempt_builtin_powi.
8454 (fini_reassoc): Two new calls to statistics_counter_event.
8456 2012-04-12 Richard Guenther <rguenther@suse.de>
8458 * Makefile.in (cgraphunit.o): Add $(EXCEPT_H) dependency.
8459 * cgraph.h (tree_rest_of_compilation): Remove.
8460 * cgraph.c (cgraph_add_new_function): Move ...
8461 * cgraphunit.c (cgraph_add_new_function): ... here.
8462 (tree_rest_of_compilation): Make static.
8463 (cgraph_expand_function): Do not set cgraph_function_flags_ready.
8464 * tree-optimize.c (gate_all_optimizations, pass_all_optimizations,
8465 gate_all_early_local_passes, execute_all_early_local_passes,
8466 pass_early_local_passes, gate_all_early_optimizations,
8467 pass_all_early_optimizations): Move ...
8468 * passes.c (gate_all_optimizations, pass_all_optimizations,
8469 gate_all_early_local_passes, execute_all_early_local_passes,
8470 pass_early_local_passes, gate_all_early_optimizations,
8471 pass_all_early_optimizations): ... here.
8472 * tree-optimize.c (execute_free_datastructures): Remove.
8473 * tree-flow.h (execute_free_datastructures): Remove.
8474 * tree-optimize.c (execute_init_datastructures,
8475 pass_init_datastructures): Move ...
8476 * tree-ssa.c (execute_init_datastructures,
8477 pass_init_datastructures): ... here.
8478 * cfgexpand.c (gimple_expand_cfg): Inline-expand call to
8479 execute_free_datastructures.
8481 2012-04-12 Bernd Schmidt <bernds@codesourcery.com>
8483 * dbgcnt.def (ira_move): New counter.
8484 * ira-int.h (ira_create_new_reg): Declare function.
8485 (first_moveable_pseudo, last_moveable_pseudo): Declare variables.
8486 * ira-emit.c (ira_create_new_reg): Renamed from craete_new_reg and
8487 no longer static. All callers changed.
8488 * ira.c: Include "dbgcnt.h".
8489 (rtx_moveable_p, insn_dominated_by_p, find_moveable_pseudos,
8490 move_unallocated_pseudos): New static functions.
8491 (first_moveable_pseudo, last_moveable_pseudo): New global variables.
8492 (pseudo_replaced_reg, pseudo_move_insn): New static variables.
8493 (ira): Call find_moveable_pseudos and move_unallocated_pseudos.
8494 * ira-costs.c (find_costs_and_classes): Assign a memory cost of zero
8495 to the pseudos generated in find_moveable_pseudos.
8496 * Makefile.in (ira.o): Add $(DBGCNT_H).
8498 2012-04-12 Richard Guenther <rguenther@suse.de>
8500 PR tree-optimization/52943
8501 * tree-chrec.h (chrec_is_positive): Remove.
8502 * tree-scalar-evolution.c (chrec_is_positive): Move ...
8503 * tree-data-ref.c (chrec_is_positive): ... here. Make static.
8504 Return false for a constant zero instead of negative.
8505 (analyze_siv_subscript_cst_affine): Handle zero difference
8506 in the initial condition explicitely.
8508 2012-04-12 Richard Guenther <rguenther@suse.de>
8510 * tree-parloops.c (parallelize_loops): Also consult the upper
8511 bound for the number of iterations.
8512 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
8513 (loop_prefetch_arrays): Likewise.
8515 2012-04-12 Richard Guenther <rguenther@suse.de>
8517 * cfgloop.h (estimated_loop_iterations_int): Ditch
8518 'conservative' parameter.
8519 (max_stmt_executions_int): Likewise.
8520 (estimated_loop_iterations): Likewise.
8521 (max_stmt_executions): Likewise.
8522 (max_loop_iterations): Declare.
8523 (max_loop_iterations_int): Likewise.
8524 (estimated_stmt_executions): Likewise.
8525 (estimated_stmt_executions_int): Likewise.
8526 * tree-ssa-loop-niter.c (estimated_loop_iterations):
8528 (max_loop_iterations): ... this.
8529 (estimated_loop_iterations_int): Split parts to ...
8530 (max_loop_iterations_int): ... this.
8531 (max_stmt_executions_int): Split parts to ...
8532 (estimated_stmt_executions_int): ... this.
8533 (max_stmt_executions): Split parts to ...
8534 (estimated_stmt_executions): ... this.
8535 * graphite-sese-to-poly.c (build_loop_iteration_domains): Adjust.
8536 * predict.c (predict_loops): Likewise.
8537 * tree-data-ref.c (max_stmt_executions_tree): Likewise.
8538 (analyze_siv_subscript_cst_affine): Likewise.
8539 (compute_overlap_steps_for_affine_1_2): Likewise.
8540 (analyze_subscript_affine_affine): Likewise.
8541 (init_omega_for_ddr_1): Likewise.
8542 * tree-parloops.c (parallelize_loops): Likewise.
8543 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
8544 (may_eliminate_iv): Likewise.
8545 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
8546 (loop_prefetch_arrays): Likewise.
8547 * tree-vrp.c (adjust_range_with_scev): Likewise.
8549 2012-04-12 Oleg Endo <olegendo@gcc.gnu.org>
8551 * config/sh/sh.h (RETURN_ADDR_RTX): Use NULL_RTX instead of 0.
8552 * config/sh/sh.c (INSN_REGMODE_WEIGHT, CURR_REGMODE_PRESSURE):
8554 (dump_table): Use bool type for need_align and have_df variables.
8555 (find_barrier, sfunc_uses_reg): Use NULL_RTX instead of 0.
8556 (regs_used): Remove register modifier.
8557 (barrier_align): Move variables slot, credit, jump_to_next
8558 into if block above for loop. Use bool type for jump_to_next.
8559 (sh_function_arg): Use NULL_RTX instead of 0.
8561 2012-04-11 Andreas Schwab <schwab@linux-m68k.org>
8563 * config/m68k/m68k.md (rotrhi3+1): Name it rotrhi_lowpart.
8564 (bswapsi2): New expander.
8566 2012-04-11 H.J. Lu <hongjiu.lu@intel.com>
8568 * config/host-linux.c (TRY_EMPTY_VM_SPACE): Defined to
8569 0x60000000 if __x86_64 is defined and __LP64__ isn't defined.
8571 2012-04-11 H.J. Lu <hongjiu.lu@intel.com>
8573 PR rtl-optimization/52876
8574 * emit-rtl.c (set_reg_attrs_from_value): Handle arbitrary value.
8575 Don't call mark_reg_pointer for incompatible pointer sign extension.
8577 * reginfo.c (reg_scan_mark_refs): Call set_reg_attrs_from_value
8580 2012-04-11 Bernd Schmidt <bernds@codesourcery.com>
8582 * fold-const.c (fold_unary_loc): Use GET_MODE_PRECISION for
8583 comparisons against TYPE_PRECISION.
8584 * tree-ssa-forwprop.c (combine_conversions): Likewise.
8586 2012-04-11 Xinliang David Li <davidxl@google.com>
8588 * tree-passes.h: Remove TODO_dump_func.
8589 * tree-ssa-tail-merge.c (tail_merge_optimize): Remove TODO_dump_func.
8590 * trans-mem.c: Remove TODO_dump_func.
8591 * ira.c: Remove TODO_dump_func.
8593 2012-04-11 H.J. Lu <hongjiu.lu@intel.com>
8595 * config/i386/i386.c (ix86_option_override_internal): Check
8596 SUBTARGET_OVERRIDE_OPTIONS and SUBSUBTARGET_OVERRIDE_OPTIONS
8597 after TARGET_64BIT is updated.
8599 2012-04-11 Oleg Endo <olegendo@gcc.gnu.org>
8601 * config/sh/sh.h: Remove old secondary reload code.
8603 2012-04-11 Oleg Endo <olegendo@gcc.gnu.org>
8605 * config/sh/sh.c (SCHED_REORDER): Merge macro into ...
8606 (ready_reorder): ... this function.
8608 2012-04-11 Bernd Schmidt <bernds@codesourcery.com>
8610 * sel-sched.c (sel_global_init): Swap order of sched_rgn_init and
8613 * haifa-sched.c (prune_ready_list): Rework handling of SCHED_GROUP_P
8614 insns so that no other insn is queued for a time before them.
8616 * config/c6x/c6x.md (load_got_gotoff): Set op_pattern attribute to
8619 2012-04-11 Richard Guenther <rguenther@suse.de>
8622 * tree-chrec.c (evolution_function_is_invariant_rec_p): Properly
8623 consider loop nesting.
8624 (evolution_function_is_univariate_p): Properly check the remainder
8627 2012-04-11 Richard Guenther <rguenther@suse.de>
8630 * except.c (sjlj_emit_dispatch_table): Properly update loop structure.
8632 2012-04-11 Nick Clifton <nickc@redhat.com>
8634 * config/rl78/rl78.c (rl78_expand_prologue): Set stack use
8635 information, if requested.
8637 * config/rx/rx.c (rx_expand_prologue): Likewise.
8639 2012-04-11 Peter Bergner <bergner@vnet.ibm.com>
8640 Michael Matz <matz@suse.de>
8643 * rtlanal.c (unsigned_reg_p): New function.
8644 Update copyright notice dates.
8645 * rtl.h (unsigned_reg_p): Prototype it.
8646 Update copyright notice dates.
8647 * config/rs6000/rs6000.c (rs6000_generate_compare): Use it.
8649 * expr.c (expand_expr_real_1): Set register attributes.
8650 * stmt.c (expand_case): Likewise.
8652 2012-04-11 Oleg Endo <olegendo@gcc.gnu.org>
8655 * config/sh/sh-protos.h (sh_legitimate_index_p): Add new arguments
8656 consider_sh2a and allow_zero.
8657 * config/sh/sh.c (sh_legitimate_index_p): Likewise.
8658 (disp_addr_displacement): New function.
8659 (sh_address_cost): Use disp_addr_displacement function instead
8660 of DISP_ADDR_OFFSET.
8661 (sh_legitimate_address_p): Adapt to changed
8662 sh_legitimate_index_p declaration.
8663 (sh_find_mov_disp_adjust): Remove HImode check.
8664 (sh_secondary_reload): Add HImode case. Use satisfies_constraint_Sdd,
8665 disp_addr_displacement and max_mov_insn_displacement.
8666 (max_mov_insn_displacement): Remove HImode check.
8667 * config/sh/sh.h (CONST_OK_FOR_K04, CONST_OK_FOR_K12,
8668 DISP_ADDR_P, DISP_ADDR_OFFSET): Remove.
8669 * config/sh/constraints.md (K05, K13): New constraints.
8670 (K12): Correct comment.
8671 (Sdd): Do not use DISP_ADDR_P macro.
8672 (Snd, Sbw): Use satisfies_constraint_Sdd.
8673 * config/sh/sh.md (extendhisi2): Remove constraints from expander.
8674 (*extendhisi2_compact, movhi_i): Remove.
8675 (*extendhisi2_compact_reg, *extendhisi2_compact_mem_disp,
8676 *extendhisi2_compact_mem_disp, *extendhisi2_compact_snd,
8677 *movhi_reg_reg, *movhi_store_mem_disp05, *movhi_store_mem_disp13,
8678 *movhi_load_mem_disp, *movhi_load_mem_disp, *movhi): New insns.
8679 (*extendqisi2_compact_mem_disp, *extendqisi2_compact_mem_disp,
8680 *movqi_store_mem_disp04, *movqi_store_mem_disp12, *movqi_load_mem_disp,
8681 *movqi_load_mem_disp): Use sh_legitimate_index_p instead of
8683 Add new peepholes for HImode displacement addressing.
8685 2012-04-11 Oleg Endo <olegendo@gcc.gnu.org>
8687 * config/sh/sh.h (SIDI_OFF): Remove.
8688 * config/sh/sh.md: Use gen_highpart and gen_lowpart to access
8689 DImode subregs instead of gen_rtx_REG or simplifly_gen_subreg
8692 2012-04-11 Eric Botcazou <ebotcazou@adacore.com>
8695 * doc/extend.texi (Other Builtins): Document __builtin_bswap16.
8696 (PowerPC AltiVec/VSX Built-in Functions): Remove it.
8697 * doc/md.texi (Standard Names): Add bswap.
8698 * builtin-types.def (BT_UINT16): New primitive type.
8699 (BT_FN_UINT16_UINT16): New function type.
8700 * builtins.def (BUILT_IN_BSWAP16): New.
8701 * builtins.c (expand_builtin_bswap): Add TARGET_MODE argument.
8702 (expand_builtin) <BUILT_IN_BSWAP16>: New case. Pass TARGET_MODE to
8703 expand_builtin_bswap.
8704 (fold_builtin_bswap): Add BUILT_IN_BSWAP16 case.
8705 (fold_builtin_1): Likewise.
8706 (is_inexpensive_builtin): Likewise.
8707 * optabs.c (expand_unop): Deal with bswap in HImode specially. Add
8708 missing bits for bswap to libcall code.
8709 * tree.c (build_common_tree_nodes): Build uint16_type_node.
8710 * tree.h (enum tree_index): Add TI_UINT16_TYPE.
8711 (uint16_type_node): New define.
8712 * config/rs6000/rs6000-builtin.def (RS6000_BUILTIN_BSWAP_HI): Delete.
8713 * config/rs6000/rs6000.c (rs6000_expand_builtin): Remove handling of
8715 (rs6000_init_builtins): Likewise.
8716 * config/rs6000/rs6000.md (bswaphi2): Add TARGET_POWERPC predicate.
8718 2012-04-11 Tristan Gingold <gingold@adacore.com>
8720 * doc/extend.texi (Type Attributes): Move paragraph.
8722 2012-04-11 Manuel López-Ibáñez <manu@gcc.gnu.org>
8725 * diagnostic.h (show_caret): Declare.
8726 (caret_max_width): Declare.
8727 (diagnostic_show_locus): Declare.
8728 * diagnostic.c (diagnostic_initialize): Initialize to false.
8729 (diagnostic_show_locus): New.
8730 (diagnostic_report_diagnostic): Call it.
8731 (getenv_columns): New.
8733 (diagnostic_set_caret_max_width): New.
8734 * input.c (read_line): New.
8735 (location_get_source_line): New.
8736 * input.h (location_get_source_line): Declare.
8737 * toplev.c (general_init): Initialize show_caret from options.
8738 * dwarf2out.c (gen_producer_string): Handle fdiagnostics-show-caret.
8739 * opts.c (common_handle_option): Likewise.
8740 * pretty-print.h (pp_get_prefix): New.
8741 (pp_base_get_prefix): New.
8742 * common.opt (fdiagnostics-show-caret): New option.
8743 * doc/invoke.texi (fdiagnostics-show-caret): Document it.
8745 2012-04-11 Richard Guenther <rguenther@suse.de>
8747 PR rtl-optimization/52881
8748 * ifcvt.c (find_if_case_2): Avoid speculating loop latches.
8750 2012-04-11 Richard Guenther <rguenther@suse.de>
8752 PR tree-optimization/52912
8753 * tree-ssa-threadupdate.c (thread_block): Tell the cfg
8754 manipulation code we are threading through a loop header
8755 to an exit destination.
8757 2012-04-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
8759 * tree.h (warn_if_unused_value): Move declaration from here.
8760 * stmt.c (warn_if_unused_value): Move definition from here.
8762 2012-04-10 Michael Matz <matz@suse.de>
8764 * tree-vectorizer.h (_loop_vec_info.strided_stores): Rename to
8766 (LOOP_VINFO_STRIDED_STORES): Rename to LOOP_VINFO_GROUPED_STORES.
8767 (struce _bb_vec_info.strided_stores): Rename to grouped_stores.
8768 (BB_VINFO_STRIDED_STORES): Rename to BB_VINFO_GROUPED_STORES.
8769 (STMT_VINFO_STRIDED_ACCESS): Rename to STMT_VINFO_GROUPED_ACCESS.
8770 (vect_strided_store_supported): Rename to vect_grouped_store_supported.
8771 (vect_strided_load_supported): Rename to vect_grouped_load_supported.
8772 (vect_transform_strided_load): Rename to vect_transform_grouped_load.
8773 (vect_record_strided_load_vectors): Rename to
8774 vect_record_grouped_load_vectors.
8775 * tree-vect-data-refs.c (vect_update_misalignment_for_peel):
8776 Rename use of above macros.
8777 (vect_verify_datarefs_alignment): Ditto.
8778 (vector_alignment_reachable_p): Ditto.
8779 (vect_peeling_hash_get_lowest_cost): Ditto.
8780 (vect_enhance_data_refs_alignment): Ditto.
8781 (vect_analyze_group_access): Ditto and rename stride to groupsize.
8782 (vect_analyze_data_ref_access): Rename "strided" to "grouped".
8783 (vect_strided_store_supported): Rename to vect_grouped_store_supported.
8784 (vect_strided_load_supported): Rename to vect_grouped_load_supported.
8785 (vect_transform_strided_load): Rename to vect_transform_grouped_load.
8786 (vect_record_strided_load_vectors): Rename to
8787 vect_record_grouped_load_vectors.
8788 * tree-vect-loop.c (new_loop_vec_info): Rename use of above macros.
8789 (destroy_loop_vec_info): Ditto.
8790 (vect_transform_loop): Ditto and rename strided_store to grouped_store.
8791 * tree-vect-slp.c (vect_build_slp_tree): Rename use of above macros.
8792 (vect_analyze_slp): Ditto.
8793 (new_bb_vec_info): Ditto.
8794 (destroy_bb_vec_info): Ditto.
8795 (vect_schedule_slp_instance): Ditto and rename strided_store to
8797 * tree-vect-stmts.c (vect_cost_strided_group_size): Rename to
8798 vect_cost_group_size.
8799 (vect_model_store_cost): Rename use of above macros and call
8800 to vect_cost_strided_group_size.
8801 (vect_model_load_cost): Ditto.
8802 (vectorizable_store): Ditto, rename strided_store to grouped_store
8803 and calls to renamed tree-vectorizer.h functions.
8804 (vectorizable_load): Ditto.
8805 (vect_transform_stmt): Rename use of above macros and strided_store
8808 2012-04-10 Jan Hubicka <jh@suse.cz>
8810 * cgraph.h: Remove misledaing comment on ipa-ref.h.
8811 (symtab_type): New enum.
8812 (symtab_node): New structure.
8813 (cgraph_node, varpool_node): Add symbol base type.
8814 (cgraph, varpool): New accestor functions.
8815 * cgraph.c (cgraph_create_node_1): Set symbol type.
8816 * varpool.c (varpool_node): Set symbol type.
8818 2012-04-10 Ulrich Weigand <ulrich.weigand@linaro.org>
8819 Richard Sandiford <rdsandiford@googlemail.com>
8821 * fwprop.c (propagate_rtx): Also set PR_CAN_APPEAR for subregs.
8823 2012-04-10 Richard Guenther <rguenther@suse.de>
8826 * gimple-low.c (gimple_check_call_args): Properly account for
8827 compatible aggregate types.
8829 2012-04-10 Richard Guenther <rguenther@suse.de>
8831 * toplev.h (tree_rest_of_compilation): Remove.
8832 * tree-optimize.c (tree_rest_of_compilation): Likewise.
8833 * cgraph.h (tree_rest_of_compilation): Declare.
8834 * tree-optimize.c (tree_rest_of_compilation): Move ...
8835 * cgraphunit.c (tree_rest_of_compilation): ... here.
8836 * cgraph.c (cgraph_add_new_function): Adjust.
8837 * Makefile.in (tree-optimize.o): Adjust.
8838 (cgraphunit.o): Likewise.
8840 2012-04-10 Ulrich Weigand <ulrich.weigand@linaro.org>
8842 PR tree-optimization/52870
8843 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Verify that
8844 presumed pattern statement is within the same loop or basic block.
8846 2012-04-10 Tristan Gingold <gingold@adacore.com>
8848 * gengtype.c (main): Make uintptr_t a known type.
8850 2012-04-10 Richard Guenther <rguenther@suse.de>
8852 * tree-pass.h (tree_lowering_passes): Remove.
8853 * tree-optimize.c (tree_lowering_passes): Remove.
8854 * cgraph.c (cgraph_add_new_function): Inline relevant parts
8855 of tree_lowering_passes, avoid redundant call of early local passes.
8856 * cgraphunit.c (cgraph_lower_function): Fold into ...
8857 (cgraph_analyze_function): ... its single caller. Inline
8858 relevant parts of tree_lowering_passes.
8860 2012-04-09 H.J. Lu <hongjiu.lu@intel.com>
8863 * config/pa/pa.opt: Remove SIO and GNU_LD.
8865 2012-04-09 Jan Hubicka <jh@suse.cz>
8870 * lto-cgraph.c (compute_ltrans_boundary): When alias is in the
8871 boundary, add its target too.
8872 * lto.c (add_references_to_partition): Add also aliased nodes.
8873 (add_cgraph_node_to_partition,
8874 add_varpool_node_to_partition): Work on nodes, not functions/variables;
8875 when adding alias, add also the aliased object.
8877 2012-04-09 Uros Bizjak <ubizjak@gmail.com>
8880 * config/i386/predicates.md (x86_64_zext_general_operand): Prevent
8881 VOIDmode immediate operands.
8882 * config/i386/constraints.md (Wz): New constraint.
8883 * config/i386/i386.md (*zero_extendsidi2_rex64): Use Wz instead of Z.
8885 2012-04-09 Eric Botcazou <ebotcazou@adacore.com>
8888 * config/sparc/sparc.c (sparc_file_end): Set TREE_PUBLIC explicitly on
8889 the DECL generated for the special GOT helper.
8891 2012-04-09 Oleg Endo <olegendo@gcc.gnu.org>
8893 * config/sh/constraints.md: Update list of constraints in
8895 (Sr0): Remove unused memory constraint.
8897 2012-04-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
8899 * tree-pretty-print.h: Update comment.
8901 2012-04-08 Oleg Endo <olegendo@gcc.gnu.org>
8903 * config/sh/sh.md: Use braced string notation where applicable.
8904 (*prefetch_i4, prefetch_m2a): Merge into ...
8905 (*prefetch): ... this new insn.
8907 2012-04-07 Oleg Endo <olegendo@gcc.gnu.org>
8909 * config/sh/sh.h (high_life_started): Remove
8910 * config/sh/predicates.md (general_movdst_operand): Use
8911 'reload_in_progress' instead of 'high_life_started'.
8912 * config/sh/sh.md (divsi_inv_call, *divsi_inv_call_combine,
8913 divsi_inv_fp): Likewise.
8915 2012-04-07 Oleg Endo <olegendo@gcc.gnu.org>
8917 * config/sh/sh-protos.h (prepare_move_operands): Return void
8919 * config/sh/sh.c (prepare_move_operands): Likewise.
8920 * config/sh/sh.md: Remove return value checks of prepare_move_operands.
8922 2012-04-07 Oleg Endo <olegendo@gcc.gnu.org>
8924 * config/sh/sh-protos.h (fp_int_operand, symbol_ref_operand,
8925 general_movsrc_operand, general_movdst_operand, arith_reg_operand,
8926 fp_arith_reg_operand, arith_operand, arith_reg_or_0_operand,
8927 logical_operand, fpscr_operand, fpul_operand, expand_fp_branch,
8928 commutative_float_operator, noncommutative_float_operator,
8929 sh_handle_pragma): Remove.
8931 2012-04-06 Sandra Loosemore <sandra@codesourcery.com>
8933 * doc/invoke.texi: Clean up Texinfo markup throughout the file.
8934 Use @option markup on command-line options. Use @samp markup on
8935 literal keywords to options. Use @code markup on code fragments.
8936 Use other markup in preference to quotation marks in the text.
8937 Add markup to some passages without any.
8939 2012-04-06 Mike Stump <mikestump@comcast.net>
8941 * gimple-fold.c (gimple_fold_stmt_to_constant_1): Avoid warning.
8943 2012-04-06 Oleg Endo <olegendo@gcc.gnu.org>
8945 * config/sh/sh.c (hi_const): Remove.
8946 (find_barrier, sh_reorg): Use satisfies_constraint_I16 instead
8949 2012-04-06 Oleg Endo <olegendo@gcc.gnu.org>
8951 * config/sh/sh-protos.h (sh_expand_t_scc): Change return type from int
8953 * config/sh/sh.c (sh_expand_t_scc): Likewise.
8954 * config/sh/sh.md (cstoresi4, cstoredi4): Remove GET_CODE checks before
8955 calling sh_expand_t_scc.
8957 2012-04-06 Oleg Endo <olegendo@gcc.gnu.org>
8959 * config/sh/sh-protos.h (fp_zero_operand, fp_one_operand,
8960 nonpic_symbol_mentioned_p, expand_block_move, expand_ashiftrt,
8961 sh_dynamicalize_shift_p, gen_shl_and, gen_shl_sext, system_reg_operand,
8962 reg_unused_after, sh_can_redirect_branch, sh_need_epilogue, fldi_ok,
8963 sh_hard_regno_rename_ok, sh_cfun_interrupt_handler_p,
8964 sh_cfun_resbank_handler_p, sh_attr_renesas_p, sh_cfun_attr_renesas_p,
8965 check_use_sfunc_addr, sh_contains_memref_p, sh_loads_bankedreg_p,
8966 sh2a_is_function_vector_call): Use bool as return type.
8967 (sh_pass_in_reg_p): Remove.
8968 * config/sh/sh.c (broken_move, mova_p, noncall_uses_reg, high_pressure,
8969 flow_dependent_p, sh2a_function_vector_p, expand_block_move,
8970 expand_ashiftrt, sh_dynamicalize_shift_p, gen_shl_and, gen_shl_sext,
8971 sh_need_epilogue, sh2a_is_function_vector_call, sh_attr_renesas_p,
8972 sh_cfun_attr_renesas_p, sh_cfun_interrupt_handler_p,
8973 sh_cfun_resbank_handler_p, system_reg_operand, fp_zero_operand,
8974 fp_one_operand, fldi_ok, reg_unused_after, sh_can_redirect_branch,
8975 sh_hard_regno_rename_ok, check_use_sfunc_addr, sh_contains_memref_p,
8976 sh_loads_bankedreg_p): Use bool as return type.
8977 (nonpic_symbol_mentioned_p): Use bool as return type. Remove
8978 'register' modifier.
8980 2012-04-06 Matt Turner <mattst88@gmail.com>
8982 * doc/install.texi: Correct typo "-mno-lsc" -> "-mno-llsc".
8984 2012-04-06 Eric Botcazou <ebotcazou@adacore.com>
8986 * config/ia64/ia64.c (ia64_load_pair_ok): Return 0 if the second member
8987 of the destination isn't also a FP_REGS register.
8989 2012-04-05 Teresa Johnson <tejohnson@google.com>
8990 H.J. Lu <hongjiu.lu@intel.com>
8992 * config/i386/i386.h (ix86_tune_indices): Add X86_TUNE_LCP_STALL.
8993 * config/i386/i386.md (move immediate to memory peephole2):
8994 Add cases for HImode move when LCP stall avoidance is needed.
8995 * config/i386/i386.c (initial_ix86_tune_features): Initialize
8996 X86_TUNE_LCP_STALL entry.
8998 2012-04-05 Uros Bizjak <ubizjak@gmail.com>
9001 * config/i386/i386.c (ix86_decompose_address): Allow VOIDmode
9002 CONST_INT operands, zero-extended with AND.
9004 2012-04-05 Oleg Endo <olegendo@gcc.gnu.org>
9007 * config/sh/sh.c (sh_find_mov_disp_adjust): Take machine_mode as the
9008 first argument instead of mode size. Move displacement calculations
9010 (mov_insn_size, max_mov_insn_displacement, mov_insn_alignment_mask):
9011 ... these new functions.
9012 (disp_adjust): Remove max_mov_disp field.
9013 (sh_legitimate_index_p): Use max_mov_insn_displacement and
9014 mov_insn_alignment_mask.
9015 (sh_address_cost): Use max_mov_insn_displacement.
9017 2012-04-05 Andrew Stubbs <ams@codesourcery.com>
9019 * config/arm/arm.md (arch): Add neon_onlya8 and neon_nota8.
9020 (arch_enabled): Handle new arch types.
9021 (one_cmpldi2): Add NEON support.
9023 2012-04-05 Richard Guenther <rguenther@suse.de>
9025 * gimple.c (walk_gimple_op): Compute val_only for the LHS
9026 of an assigment in the canonical way, avoiding is_gimple_mem_rhs.
9027 (is_gimple_mem_rhs, is_gimple_reg_rhs, is_gimple_stmt): Move ...
9028 * gimplify.c (is_gimple_mem_rhs, is_gimple_reg_rhs, is_gimple_stmt):
9029 ... here and make static.
9030 * gimple.h (is_gimple_mem_rhs, is_gimple_reg_rhs, is_gimple_stmt):
9033 2012-04-05 Richard Guenther <rguenther@suse.de>
9035 * tree-ssa-dse.c (dse_optimize_stmt): Remember the stmt
9036 basic-block before removing it.
9038 2012-04-05 Richard Guenther <rguenther@suse.de>
9040 * tree-ssanames.c (release_dead_ssa_names): Compact the SSA
9041 version namespace as we release the freelist.
9043 2012-04-05 Richard Guenther <rguenther@suse.de>
9045 * tree-nrv.c (tree_nrv): Release VDEFs.
9046 * tree-sra.c (sra_modify_constructor_assign): Likewise.
9047 (sra_modify_assign): Likewise.
9048 * tree-vect-stmts.c (vect_remove_stores): Likewise.
9049 * tree-vect-loop.c (vect_transform_loop): Likewise.
9050 * tree-ssa-dom.c (optimize_stmt): Likewise.
9051 * tree-vect-slp.c (vect_schedule_slp): Likewise.
9052 * tree-ssa-math-opts.c (execute_cse_sincos): Likewise.
9054 2012-04-05 Richard Guenther <rguenther@suse.de>
9056 * gimple-iterator.c (gsi_remove): Return whether EH edges need to be
9058 * gimple.h (gsi_remove): Adjust.
9059 * tree-ssa-operands.c (unlink_stmt_vdef): Optimize.
9060 * tree-ssa-dom.c (optimize_stmt): Use gsi_remove result.
9061 * tree-ssa-dse.c (dse_optimize_stmt): Likewise.
9062 * tree-ssa-forwprop.c (remove_prop_source_from_use): Likewise.
9063 * tree-ssa-math-opts.c (execute_optimize_widening_mul): Likewise.
9064 * tree-ssa-pre.c (eliminate): Likewise.
9066 2012-04-04 Mike Stump <mikestump@comcast.net>
9068 * doc/rtl.texi (const_double): Document as sign-extending.
9069 * expmed.c (expand_mult): Ensure we don't use shift incorrectly.
9070 * emit-rtl.c (immed_double_int_const): Refine to state the
9072 * simplify-rtx.c (mode_signbit_p): Add a fixme for wider than
9073 CONST_DOUBLE integers.
9074 (simplify_const_unary_operation, UNSIGNED_FLOAT): Ensure no
9075 negative values are converted. Fix conversions bigger than
9076 HOST_BITS_PER_WIDE_INT.
9077 (simplify_binary_operation_1): Ensure we don't use shift incorrectly.
9078 (simplify_immed_subreg): Sign-extend CONST_DOUBLEs.
9079 * explow.c (plus_constant_mode): Add.
9080 (plus_constant): Implement with plus_constant_mode.
9081 * rtl.h (plus_constant_mode): Add.
9083 2012-04-04 Richard Guenther <rguenther@suse.de>
9085 PR tree-optimization/52808
9086 * tracer.c (tail_duplicate): Do not tail-duplicate loop header blocks.
9087 * Makefile.in (tracer.o): Depend on $(CFGLOOP_H).
9089 2012-04-04 Tristan Gingold <gingold@adacore.com>
9091 * expr.c (expand_expr_real_2): Handle larger sizetype in
9094 2012-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
9096 * config/sh/t-sh (MULTILIB_MATCHES): Match m2a-single-only
9097 to m2a-single instead of m2e.
9099 2012-04-03 Eric Botcazou <ebotcazou@adacore.com>
9101 * expr.c (get_bit_range): Add OFFSET parameter and adjust BITPOS.
9102 Change type of BITOFFSET to signed. Make sure the lower bound of
9103 the computed range is non-negative by adjusting OFFSET and BITPOS.
9104 (expand_assignment): Adjust call to get_bit_range.
9106 2012-04-03 Sandeep Kumar Singh <Sandeep.Singh2@kpitcummins.com>
9108 * h8300/h8300.c (h8300_current_function_monitor_function_p):
9109 New function. Added to check monitor functions.
9110 (h8300_option_override): Modified to generate error/warning
9111 messages for invalid combinations of different command line
9113 * h8300/h8300.md: Generate 'rte' for monitor functions. Do not
9114 save EXR on stack for monitor function in case of H8S target
9115 when "-mno-exr" is passed.
9116 * h8300/h8300-protos.h (h8300_current_function_monitor_function_p):
9118 * doc/invoke.texi: Document H8S options.
9120 2012-04-03 Tristan Gingold <gingold@adacore.com>
9122 * configure.ac: Use GCC_AC_FUNC_MMAP_BLACKLIST instead
9123 of gcc_AC_FUNC_MMAP_BLACKLIST.
9124 * acinclude.m4 (gcc_AC_FUNC_MMAP_BLACKLIST): Remove.
9125 * Makefile.in (aclocal_deps): Add mmap.m4.
9126 * configure: Regenerate.
9127 * aclocal.m4: Regenerate.
9129 2012-04-03 Richard Guenther <rguenther@suse.de>
9131 PR tree-optimization/52808
9132 * tracer.c (tail_duplicate): Return whether we have duplicated
9134 (tracer): If we have duplicated any block, cleanup the CFG.
9135 * cfghooks.c (duplicate_block): If we duplicated a loop
9136 header but not its loop, destroy the loop because it now has
9138 * tree-ssa-threadupdate.c (thread_through_loop_header): Tell
9139 the cfg manipulation routines we are not creating a multiple
9142 2012-04-03 Tristan Gingold <gingold@adacore.com>
9144 * config/vms/vms-c.c (vms_pragma_nomember_alignment): Handle
9146 (vms_c_common_override_options): Allow parameterless variadic
9149 2012-04-03 Jakub Jelinek <jakub@redhat.com>
9151 PR tree-optimization/52835
9152 * tree-data-ref.c (build_rdg): Return NULL if
9153 compute_data_dependences_for_loop failed.
9155 2012-04-03 Eric Botcazou <ebotcazou@adacore.com>
9157 * varasm.c (initializer_constant_valid_for_bitfield_p): Return true
9158 for REAL_CST as well.
9159 (output_constructor): Use RECORD_OR_UNION_TYPE_P predicate.
9160 In the bitfield case, if the value is a REAL_CST, convert it first to
9163 2012-04-02 H.J. Lu <hongjiu.lu@intel.com>
9165 * config.gcc: Use i386/biarchx32.h instead of i386/biarch64.h
9166 for --with-abi={x32|mx32} or --with-multilib-list=mx32.
9167 (supported_defaults): Add abi for i[34567]86-*-* and x86_64-*-*.
9169 * config/i386/biarchx32.h: New.
9171 2012-04-02 Anatoly Sokolov <aesok@post.ru>
9173 * config/arm/arm.h (PREFERRED_RELOAD_CLASS): Remove.
9174 * config/arm/arm.c (TARGET_PREFERRED_RELOAD_CLASS): Define.
9175 (arm_preferred_reload_class): New function.
9177 2012-04-02 Richard Guenther <rguenther@suse.de>
9179 PR tree-optimization/52756
9180 * tree-ssa-threadupdate.c (def_split_header_continue_p): New function.
9181 (thread_through_loop_header): After threading through the loop latch
9182 remove the split part from the loop and clear further threading
9183 opportunities that would create a multiple entry loop.
9185 2012-04-02 Richard Guenther <rguenther@suse.de>
9187 PR rtl-optimization/52800
9188 * cprop.c (execute_rtl_cprop): Call cleanup_cfg with
9189 CLEANUP_CFG_CHANGED.
9191 2012-04-02 Richard Guenther <rguenther@suse.de>
9194 * loop-init.c (gate_handle_loop2): Destroy loops here if
9195 we don't enter RTL loop optimizers.
9197 2012-04-02 Uros Bizjak <ubizjak@gmail.com>
9200 2012-03-29 Richard Guenther <rguenther@suse.de>
9202 * rtl.h (extended_count): Remove.
9203 * combine.c (extended_count): Remove.
9205 2012-04-02 Dodji Seketeli <dodji@redhat.com>
9208 * pt.c (more_specialized_fn): Don't apply decay conversion to
9209 types of function parameters.
9211 2012-04-02 Tristan Gingold <gingold@adacore.com>
9213 * ggc-page.c (PAGE_L1_SIZE, PAGE_L2_SIZE, LOOKUP_L1, LOOKUP_L2)
9214 (ggc_allocated_p, lookup_page_table_entry, set_page_table_entry)
9215 (alloc_page, init_ggc, clear_marks, struct ggc_pch_data)
9216 (ggc_pch_this_base): Use uintptr_t instead of size_t.
9218 2012-03-31 H.J. Lu <hongjiu.lu@intel.com>
9221 * config/i386/i386.c (ix86_option_override_internal): Don't
9222 check TARGET_64BIT if TARGET_64BIT_DEFAULT is false.
9224 2012-03-31 Eric Botcazou <ebotcazou@adacore.com>
9226 * tree-cfg.c (call_can_make_abnormal_goto): New predicate.
9227 (stmt_can_make_abnormal_goto): Use it.
9228 (is_ctrl_altering_stmt): Likewise.
9230 2012-03-30 Naveen H.S <naveen.S@kpitcummins.com>
9231 Kaz Kojima <kkojima@gcc.gnu.org>
9233 * config/sh/sh.c (push_regs): Skip banked registers when
9234 resbank attribute is specified.
9235 (sh_expand_epilogue): Likewise.
9237 2012-03-30 Richard Henderson <rth@redhat.com>
9240 * combine-stack-adj.c (prev_active_insn_bb): New.
9241 (next_active_insn_bb): New.
9242 (force_move_args_size_note): New.
9243 (combine_stack_adjustments_for_block): Use it.
9245 2012-03-30 Richard Henderson <rth@redhat.com>
9247 * config/i386/i386.c (struct expand_vec_perm_d): Add one_operand_p.
9248 (ix86_expand_vector_init_duplicate): Initialize it.
9249 (expand_vec_perm_palignr): Likewise.
9250 (ix86_expand_vec_perm_const): Likewise.
9251 (ix86_vectorize_vec_perm_const_ok): Likewise.
9252 (expand_vec_perm_blend): Use it.
9253 (expand_vec_perm_vpermil): Likewise.
9254 (expand_vec_perm_pshufb): Likewise.
9255 (expand_vec_perm_1): Likewise.
9256 (expand_vec_perm_pshuflw_pshufhw): Likewise.
9257 (expand_vec_perm_interleave2): Likewise.
9258 (expand_vec_perm_vpermq_perm_1): Likewise.
9259 (expand_vec_perm_vperm2f128): Likewise.
9260 (expand_vec_perm_interleave3): Likewise.
9261 (expand_vec_perm_vperm2f128_vblend): Likewise.
9262 (expand_vec_perm_vpshufb2_vpermq): Likewise.
9263 (expand_vec_perm_vpshufb2_vpermq_even_odd): Likewise,.
9264 (expand_vec_perm_broadcast): Likewise.
9265 (expand_vec_perm_vpshufb4_vpermq2): Likewise.
9267 2012-03-30 Richard Henderson <rth@redhat.com>
9269 * dwarf2out.c (gen_variable_die): Initialize off.
9271 2012-03-30 Tristan Gingold <gingold@adacore.com>
9273 * config/vms/vms-f.c: New file.
9274 * config/vms/t-vms (vms-f.o): New rule.
9275 * config.gcc (*-*-*vms*): Define fortran_target_objs.
9277 2012-03-30 Richard Guenther <rguenther@suse.de>
9279 PR tree-optimization/52754
9280 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
9281 propagate arbitrary addresses into really plain dereferences.
9283 2012-03-30 Richard Guenther <rguenther@suse.de>
9286 * except.c (emit_to_new_bb_before): Move loop updating ...
9287 (dw2_build_landing_pads): ... here. Use a proper block for
9288 querying the loop father.
9290 2012-03-30 Tristan Gingold <gingold@adacore.com>
9292 * config/ia64/ia64.c (ia64_section_type_flags): Remove
9293 common_object attribute handling.
9294 (SECTION_VMS_OVERLAY): Remove
9295 (ia64_vms_common_object_attribute): Replace abort with an assert.
9296 Do not set DECL_SECTION_NAME.
9297 (ia64_vms_output_aligned_decl_common): Handle common_object
9299 (ia64_vms_elf_asm_named_section): Remove.
9300 * config/ia64/vms.h (TARGET_ASM_NAMED_SECTION): Remove.
9302 2012-03-30 Richard Guenther <rguenther@suse.de>
9305 * double-int.c (rshift_double): Remove not needed cast.
9307 2012-03-30 Richard Guenther <rguenther@suse.de>
9309 * tree-affine.h (print_aff): Remove.
9310 * tree-affine.c (print_aff): Make static.
9311 * tree-data-ref.h (access_matrix_get_index_for_parameter): Remove.
9312 (get_references_in_stmt): Likewise.
9313 (print_direction_vector): Likewise.
9314 (print_dir_vectors): Likewise.
9315 (print_dist_vectors): Likewise.
9316 (dump_subscript): Likewise.
9317 (dump_ddrs): Likewise.
9318 (dump_dist_dir_vectors): Likewise.
9319 (dump_data_references): Likewise.
9320 (dump_data_dependence_relation): Likewise.
9321 (dump_data_dependence_direction): Likewise.
9322 (dump_rdg_vertex): Likewise.
9323 (dump_rdg_component): Likewise.
9324 (debug_ddrs): Declare.
9325 (struct data_ref_loc_d): Move ...
9326 * tree-data-ref.c (struct data_ref_loc_d): ... here.
9327 (get_references_in_stmt): Make static.
9328 (dump_data_references): Likewise.
9329 (dump_subscript): Likewise.
9330 (print_direction_vector): Likewise.
9331 (print_dir_vectors): Likewise.
9332 (print_dist_vectors): Likewise.
9333 (dump_data_dependence_relation): Likewise.
9334 (dump_dist_dir_vectors): Likewise.
9335 (dump_ddrs): Likewise.
9336 (dump_rdg_vertex): Likewise.
9337 (dump_rdg_component): Likewise.
9338 (debug_ddrs): New function.
9339 (access_matrix_get_index_for_parameter): Remove.
9341 2012-03-30 Tristan Gingold <gingold@adacore.com>
9343 * config/vms/vms.c (VMS_CRTL_FLOAT32): Rename.
9344 (VMS_CRTL_FLOAT64, VMS_CRTL_FLOAT64_VAXD): New.
9345 (VMS_CRTL_FLOAT128, VMS_CRTL_DPML, VMS_CRTL_NODMPL)
9346 (VMS_CRTL_32ONLY, VMS_CRTL_G_MASK, VMS_CRTL_G_NONE)
9347 (VMS_CRTL_GA, VMS_CRTL_GL, VMS_CRTL_FLOATV2): New.
9348 (vms_patch_builtins): Handle new flags
9349 * config/vms/vms-crtlmap.map: Completed using nm on
9350 c and math system libraries.
9351 * config/vms/make-crtlmap.awk: Handle any number of flags.
9353 2012-03-30 Martin Jambor <mjambor@suse.cz>
9355 * tree-ssa-ccp.c (insert_clobbers_for_var): Do not assert that there
9356 is a builtin_stack_save in a dominating BB.
9358 2012-03-29 Uros Bizjak <ubizjak@gmail.com>
9360 * config/i386/sse.md (avx_h<plusminus_insn>v4df3): Fix results
9361 crossing 128bit lane boundary.
9363 2012-03-29 Vladimir Makarov <vmakarov@redhat.com>
9365 * ira-color.c (setup_left_conflict_sizes_p): Process all
9366 conflicting objects.
9368 2012-03-29 Jakub Jelinek <jakub@redhat.com>
9370 PR tree-optimization/52760
9371 * tree-vect-slp.c (vect_get_constant_vectors): Convert constant_p
9372 shift count for {L,R}{SHIFT,ROTATE}_EXPR to TREE_TYPE (vector_type).
9374 2012-03-29 Richard Guenther <rguenther@suse.de>
9376 * cgraph.h (cgraph_materialize_all_clones): Remove.
9377 (reset_inline_failed): Likewise.
9378 * cgraphunit.c (cgraph_materialize_all_clones): Make static.
9379 * cgraphbuild.c (reset_inline_failed): Remove.
9380 * rtl.h (cse_main): Remove.
9381 (extended_count): Likewise.
9382 * cse.c (dump_class): Mark as DEBUG_FUNCTION.
9383 (cse_main): Make static.
9384 * combine.c (extended_count): Remove.
9385 (dump_combine_stats): Mark as DEBUG_FUNCTION.
9386 * basic-block.h (reorder_basic_blocks): Remove.
9387 * bb-reorder.c (reorder_basic_blocks): Make static.
9388 * Makefile.in (dse.o): Remove dse.h dependency.
9390 * dse.c (gate_dse): Remove.
9391 (clear_alias_mode_eq): Likewise.
9392 (clear_alias_mode_hash): Likewise.
9393 (dse_record_singleton_alias_set): Likewise.
9394 (dse_invalidate_singleton_alias_set): Likewise.
9396 2012-03-29 H.J. Lu <hongjiu.lu@intel.com>
9398 * config/linux-android.h (ANDROID_STARTFILE_SPEC): Use
9399 crtbegin_so%O%s for -shared.
9400 (ANDROID_ENDFILE_SPEC): Use crtend_so%O%s for -shared.
9402 2012-03-29 Richard Guenther <rguenther@suse.de>
9404 * tree-flow.h (struct pre_expr_d): Remove forward declaration.
9405 (add_to_value): Remove.
9406 (print_value_expressions): Likewise.
9407 * tree-ssa-pre.c (add_to_value): Make static.
9408 (print_value_expressions): Likewise.
9409 * gimple.h (gimple_adjust_this_by_delta): Remove.
9410 * gimple-fold.c (gimple_adjust_this_by_delta): Likewise.
9412 2012-03-29 Richard Guenther <rguenther@suse.de>
9415 * double-int.h (rshift_double): Remove.
9416 * double-int.c (lshift_double): Use absu_hwi to make count positive.
9417 (rshift_double): Make static, take unsigned count argument,
9418 remove handling of negative count argument.
9419 (double_int_rshift): Dispatch to lshift_double.
9421 2012-03-28 H.J. Lu <hongjiu.lu@intel.com>
9423 * config/i386/biarch64.h (TARGET_64BIT_DEFAULT): Add
9426 * config/i386/gnu-user64.h (SPEC_64): Support TARGET_BI_ARCH == 2.
9427 (SPEC_X32): Likewise.
9428 (MULTILIB_DEFAULTS): Likewise.
9430 * config/i386/i386.c (isa_opts): Remove -m64.
9431 (ix86_target_string): Properly handle -m32/-m64/-mx32.
9432 (ix86_option_override_internal): Properly
9433 set OPTION_MASK_ISA_64BIT and OPTION_MASK_ISA_X32 as well as
9434 handle -m32, -m64 and -mx32.
9436 * config/i386/i386.h (TARGET_X32): Replace OPTION_ISA_X32
9437 with OPTION_ABI_X32. Moved after TARGET_LP64.
9438 (TARGET_LP64): Changed to OPTION_ABI_64.
9440 * config/i386/i386.opt (m64): Replace ISA_64BIT with ABI_64.
9441 (mx32): Replace ISA_X32 with ABI_X32.
9443 2012-03-28 Eric Botcazou <ebotcazou@adacore.com>
9445 * tree.c (tree_size) <VECTOR_CST>: New case.
9447 2012-03-28 Uros Bizjak <ubizjak@gmail.com>
9449 * config/i386/i386.c (ix86_modes_tieable_p): Handle 32bit AVX modes.
9450 (ix86_expand_vector_move_misalign): Remove un-needed gen_lowpart calls.
9452 2012-03-28 Jakub Jelinek <jakub@redhat.com>
9455 * tree-ssa-ccp.c (optimize_stdarg_builtin): Optimize
9456 __builtin_va_start to __builtin_next_arg if the latter is
9457 builtin_decl_explicit_p rather than when it is not.
9460 * tree-vect-generic.c (vector_element): Perform multiplication
9461 for pos in bitsizetype type instead of idx type.
9463 2012-03-28 Richard Guenther <rguenther@suse.de>
9465 * loop-init.c (loop_optimizer_init): If loops are preserved
9466 perform incremental initialization of required loop features.
9467 (loop_optimizer_finalize): If loops are to be preserved only
9468 clean up optional loop features.
9469 (rtl_loop_done): Forcefully free loops here.
9470 * cgraph.c (cgraph_release_function_body): Forcefully free loops.
9471 * cfgexpand.c (expand_gimple_cond): Properly add new basic-blocks
9473 (construct_init_block): Likewise.
9474 (construct_exit_block): Likewise.
9475 (gimple_expand_cfg): Clear LOOP_CLOSED_SSA loop state. Cleanup
9476 the CFG after expanding.
9477 * cfgloop.c (verify_loop_structure): Calculate or verify dominators.
9478 If we needed to calculate them, free them afterwards.
9479 * tree-pass.h (PROP_loops): New define.
9480 * tree-ssa-loop.c (pass_tree_loop_init): Provide PROP_loops.
9481 * basic-block.h (CLEANUP_CFG_CHANGED): New.
9482 * cfgcleanup.c (merge_blocks_move): Protect loop latches.
9483 (cleanup_cfg): If we did something and have loops around, fix them up.
9484 * cse.c (rest_of_handle_cse_after_global_opts): Call cleanup_cfg
9485 with CLEANUP_CFG_CHANGED.
9486 * cfghooks.c (merge_blocks): If we merge a loop header into
9487 its predecessor, update the loop structure.
9488 (duplicate_block): If we copy a loop latch, adjust loop state
9489 to note we may have multiple latches.
9490 (delete_basic_block): Mark loops for fixup if we remove a loop.
9491 * cfganal.c (forwarder_block_p): Protect loop latches, headers
9493 * cfgrtl.c (rtl_can_merge_blocks): Protect loop latches.
9494 (cfg_layout_can_merge_blocks_p): Likewise.
9495 * cprop.c (bypass_block): If we create a loop with multiple
9496 entries, mark it for removal.
9497 * except.c (emit_to_new_bb_before): Add the new basic-block
9499 * tree-eh.c (lower_resx): Likewise.
9500 * omp-low.c (finalize_task_copyfn): Do not copy PROP_loops.
9501 (expand_omp_taskreg): Likewise.
9502 * tree-inline.c (initialize_cfun): Likewise.
9503 * tree-mudflap.c (add_bb_to_loop): Prototype.
9504 (mf_build_check_statement_for): Properly add new basic-blocks
9506 * tree-ssa-threadupdate.c (thread_block): Mark loops for fixup
9507 if we remove a loop.
9508 (thread_through_loop_header): Likewise.
9509 * trans-mem.c (tm_log_emit_save_or_restores): Properly add
9510 new basic-blocks to existing loops.
9511 (expand_transaction): Likewise.
9512 * Makefile.in (except.o): Add $(CFGLOOP_H).
9514 (cgraph.o): Likewise.
9515 (cprop.o): Likewise.
9516 (cfgexpand.o): Likewise.
9517 (cfganal.o): Likewise.
9518 (trans-mem.o): Likewise.
9519 (tree-eh.o): Likewise.
9521 2012-03-28 Georg-Johann Lay <avr@gjlay.de>
9524 * config/avr/avr.c (TARGET_BUILTIN_DECL): New define.
9525 (avr_builtin_decl): New static function.
9526 (struct avr_builtin_description, avr_bdesc): Move up.
9527 Add GTY marker. Add field fndecl. Remove redundant field id.
9528 (avr_init_builtins): Initialize avr_bdesc[ID].fndecl.
9529 (avr_expand_builtin): Code cleanup because .id is removed.
9531 2012-03-28 Georg-Johann Lay <avr@gjlay.de>
9534 * config.gcc (tm_file): Remove avr/multilib.h.
9536 * doc/invoke.texi (AVR Options): Adjust documentation of -mtiny-stack.
9538 * config/avr/genmultilib.awk: Remove code to generate multilib.h.
9539 (BEGIN): Use -msp8 as multilib option instead of -mtiny-stack.
9540 * config/avr/t-avr: Remove generation of multilib.h.
9541 * config/avr/t-multilib: Regenerate.
9542 * config/avr/multilib.h: Remove.
9543 * config/avr/avr.opt (-msp8): New option.
9544 (avr_sp8): New variable.
9545 * config/avr/driver-avr.c (avr_device_to_sp8): New function.
9546 * config/avr/avr.h (AVR_HAVE_SPH): New define.
9547 (AVR_HAVE_8BIT_SP): Also set by avr_sp8 i.e. -msp8.
9548 (avr_device_to_sp8): New prototype.
9549 (EXTRA_SPEC_FUNCTIONS): Add { "device_to_sp8", avr_device_to_sp8 }
9550 (DRIVER_SELF_SPECS): New define.
9551 * config/avr/avr-c.c (avr_cpu_cpp_builtins): New built-in defines:
9552 __AVR_SP8__, __AVR_HAVE_SPH__.
9553 * config/avr/avr.c (output_movhi): Use AVR_HAVE_SPH instead of
9554 AVR_HAVE_8BIT_SP to decide if SP_H is present.
9555 (avr_file_start): Ditto.
9557 2012-03-28 Jakub Jelinek <jakub@redhat.com>
9560 * config/i386/sse.md (sse2_loadlpd splitter): Use offset 0
9561 instead of 8 in adjust_address.
9563 2012-03-27 Aurelien Buhrig <aurelien.buhrig.gcc@gmail.com>
9566 * expmed.c (store_bit_field_1): Fix wordnum value for big-endian
9569 2012-03-27 Oleg Endo <olegendo@gcc.gnu.org>
9572 * config/sh/sh.c (sh_legitimize_address, sh_legitimize_reload_address):
9573 Rearrange conditional logic. Move displacement address calculations
9575 (sh_find_mov_disp_adjust): ... this new function.
9577 2012-03-27 H.J. Lu <hongjiu.lu@intel.com>
9579 * config/arm/arm.opt (mapcs): Remove MaskExists.
9580 * config/cris/linux.opt (mno-gotplt): Likewise.
9581 * config/i386/i386.opt (mhard-float): Likewise.
9583 (mno-sse4): Likewise.
9584 * config/m68k/m68k.opt (mhard-float): Likewise.
9585 * config/mep/mep.op (mcop32): Likewise.
9586 * config/pa/pa-hpux.opt (msio): Likewise.
9587 * config/pa/pa64-hpux.opt (mgnu-ld): Likewise.
9588 * config/picochip/picochip.opt (mlittle): Likewise.
9589 * config/sh/sh.opt (mrenesas): Likewise.
9590 * config/sparc/long-double-switch.opt (mlong-double-128): Likewise.
9591 * config/sparc/sparc.opt (mhard-float): Likewise.
9592 * config/v850/v850.opt (mv850es): Likewise.
9593 * config/vax/vax.opt (mg-float): Likewise.
9595 2012-03-27 Martin Jambor <mjambor@suse.cz>
9598 * tree-sra.c (sra_modify_assign): Do not call
9599 load_assign_lhs_subreplacements when working with an unscalarizable
9602 2012-03-27 Uros Bizjak <ubizjak@gmail.com>
9605 * config/i386/i386-protos.h (ix86_legitimize_reload_address):
9607 * config/i386/i386.h (LEGITIMIZE_RELOAD_ADDRESS): New define.
9608 * config/i386/i386.c: Include reload.h.
9609 (ix86_legitimize_reload_address): New function.
9611 2012-03-27 H.J. Lu <hongjiu.lu@intel.com>
9613 * opth-gen.awk: Allocated a bit for Mask and InverseMask if it
9614 hasn't been allocated. Define a target macro for Mask and
9615 InverseMask if it hasn't been defined. Remove MaskExists handling.
9617 * doc/options.texi: Remove MaskExists.
9619 2012-03-27 Chung-Lin Tang <cltang@codesourcery.com>
9622 * config/sh/sh.c (find_barrier): Add equality check of last_got
9623 to avoid going above orig insn. Update comments.
9625 2012-03-27 Richard Guenther <rguenther@suse.de>
9628 * fold-const.c (try_move_mult_to_index): Handle &x.array more
9631 2012-03-27 Eric Botcazou <ebotcazou@adacore.com>
9633 * expmed.c (store_bit_field): Assert that BITREGION_START is a multiple
9634 of a unit before computing the offset in units.
9635 * expr.c (get_bit_range): Return the null range if the enclosing record
9636 is part of a larger bit field.
9638 2012-03-27 Tristan Gingold <gingold@adacore.com>
9640 * config/ia64/vms.h (CASE_VECTOR_MODE): Define.
9641 * config/ia64/ia64.md: Remove mode in template.
9642 Sign extend operand in expand_simple_binop.
9643 * config/ia64/ia64.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use
9644 CASE_VECTOR_MODE instead of TARGET_ILP32.
9645 (ADDR_VEC_ALIGN): Make it depends on CASE_VECTOR_MODE.
9647 2012-03-26 Steven Bosscher <steven@gcc.gnu.org>
9649 * varasm.c (assemble_external): #if 0 out the new assert from the
9650 previous commit, it breaks the Java and Go front ends.
9652 2012-03-26 Steven Bosscher <steven@gcc.gnu.org>
9654 * toplev.c (check_global_declaration_1): Do not call assemble_external.
9655 * expr.c (emit_block_move_libcall_fn): Likewise.
9656 (clear_storage_libcall_fn): Likewise.
9657 (expand_expr_addr_expr_1): Likewise.
9658 (expand_expr_real_1): Likewise.
9659 * calls.c (rtx_for_function_call): Likewise.
9661 * varasm.c (assemble_external): Assert this function is only called
9662 during or after expanding to RTL.
9664 2012-03-26 Martin Jambor <mjambor@suse.cz>
9666 PR tree-optimization/50052
9667 * tree-sra.c (tree_non_aligned_mem_p): Removed.
9668 (tree_non_aligned_mem_for_access_p): Likewise.
9669 (build_accesses_from_assign): Removed strict alignment requirements
9671 (access_precludes_ipa_sra_p): Likewise.
9673 2012-03-26 Richard Guenther <rguenther@suse.de>
9675 PR tree-optimization/52701
9676 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Always
9677 compute and set the evolution part of PHI nodes.
9679 2012-03-26 Richard Guenther <rguenther@suse.de>
9681 PR tree-optimization/52721
9682 * tree-vect-stmts.c (vect_init_vector): Handle scalars.
9684 2012-03-26 Ulrich Weigand <ulrich.weigand@linaro.org>
9686 PR tree-optimization/52686
9687 * tree-vect-data-refs.c (vect_get_smallest_scalar_type): Handle
9690 2012-03-26 Tristan Gingold <gingold@adacore.com>
9692 * config/alpha/vms.h (LINK_SPEC): Simplify.
9693 (STARTFILE_SPEC): Remove -mvms-return-codes handling.
9694 (NAME__MAIN, SYMBOL__MAIN): Remove.
9695 (VMS_DEBUG_MAIN_POINTER): Remove.
9696 * config/ia64/vms.h: Likewise.
9697 * config/alpha/alpha.c (alpha_start_function): Move vms_debug_main
9698 code to vms.c. Call vms_start_function.
9699 * config/ia64/ia64.c (ia64_start_function): Likewise.
9700 * config/vms/vms-protos.h (vms_start_function): Declare.
9701 * config/vms/vms.c (vms_start_function): New function.
9702 * config/vms/vms.h (MATH_LIBRARY): Define.
9703 (VMS_DEBUG_MAIN_POINTER): Define.
9705 2012-03-26 Eric Botcazou <ebotcazou@adacore.com>
9707 PR rtl-optimization/52629
9708 * reload1.c (count_pseudo): Short-circuit common case.
9709 (count_spilled_pseudo): Return early for pseudos without hard regs.
9710 Assert that the pseudo has got a hard reg before manipulating it.
9712 2012-03-24 Jan Hubicka <jh@suse.cz>
9715 * varpool.c (varpool_finalize_decl): Handle toplevel_reorder here.
9716 (decide_is_variable_needed): Do not handle toplevel reorder here.
9717 * cgraph.h (varpool_can_remove_if_no_refs): Likewise.
9718 * ipa.c (cgraph_remove_unreachable_nodes): Remove unreachable vars
9721 2012-03-24 Eric Botcazou <ebotcazou@adacore.com>
9723 * expr.c (optimize_bitfield_assignment_op) <BIT_IOR_EXPR>: Use str_mode
9724 and str_bitsize instead of more convoluted expressions.
9726 2012-03-24 Eric Botcazou <ebotcazou@adacore.com>
9729 * config/sparc/sparc.h (ASM_CPU_SPEC): Pass -Av8 if -mcpu=leon.
9731 2012-03-24 Eric Botcazou <ebotcazou@adacore.com>
9734 * config/sparc/sparc.c (sparc_handle_vis_mul8x16): Fix pasto.
9736 2012-03-23 Martin Jambor <mjambor@suse.cz>
9738 * tree-sra.c (build_accesses_from_assign): Remove FIXME comment.
9740 2012-03-23 Richard Guenther <rguenther@suse.de>
9742 PR tree-optimization/52678
9743 * tree-vectorizer.h (struct _stmt_vec_info): Add
9744 loop_phi_evolution_part member.
9745 (STMT_VINFO_LOOP_PHI_EVOLUTION_PART): New define.
9746 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Initialize
9747 STMT_VINFO_LOOP_PHI_EVOLUTION_PART.
9748 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
9749 Use the cached evolution part and the PHI nodes value from
9750 the loop preheader edge instead of re-analyzing the evolution.
9752 2012-03-22 Maxim Kuvyrkov <maxim@codesourcery.com>
9754 * config/mips/mips-tables.opt: Update.
9755 * config/mips/mips.md (processor): Add xlp.
9756 * config/mips/mips-cpus.def: Add xlp.
9757 * config/mips/mips.c (mips_rtx_cost_data): Add costs for XLP, copy from
9759 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Handle xlp.
9760 * doc/invoke.texi: Mention XLP.
9762 2012-03-22 Jakub Jelinek <jakub@redhat.com>
9765 * tree-nested.c (convert_tramp_reference_stmt): Call declare_vars
9766 on any new_local_var_chain vars declared during recursing on
9767 GIMPLE_OMP_PARALLEL or GIMPLE_OMP_TASK body.
9769 2012-03-22 Uros Bizjak <ubizjak@gmail.com>
9771 * config/alpha/alpha.h (ASM_OUTPUT_ALIGN): Move to config/alpha/elf.h
9772 (ASM_OUTPUT_SKIP): Move to config/alpha/vms.h
9773 (ASM_OUTPUT_LOCAL): Ditto.
9774 (ASM_OUTPUT_COMMON): Remove.
9775 * config/alpha/elf.h (ASM_OUTPUT_DEF_FROM_DECLS): Use ASM_OUTPUT_DEF.
9776 * config/alpha/vms.h (ASM_OUTPUT_ALIGN): Do not undefine before define.
9778 2012-03-22 Jan Hubicka <jh@suse.cz>
9781 * cgraph.c (cgraph_remove_node_and_inline_clones): Add FORBIDDEN_NODE
9783 * cgraph.h (cgraph_remove_node_and_inline_clones): Update prototype.
9784 * ipa-inline-transform.c (save_inline_function_body): Remove
9785 copied clone if needed.
9786 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Update.
9788 2012-03-22 Richard Guenther <rguenther@suse.de>
9791 * fold-const.c (fold_ternary_loc): Fix typo.
9793 2012-03-22 Georg-Johann Lay <avr@gjlay.de>
9796 * config/avr/avr.md (unspec): Remove UNSPEC_MEMORY_BARRIER.
9797 (unspecv): Add UNSPECV_MEMORY_BARRIER.
9798 (cli_sei): Use unspec_volatile instead of unspec for memory barrier.
9799 (delay_cycles_1, delay_cycles_2): Ditto.
9800 (delay_cycles_3, delay_cycles_4): Ditto.
9801 (nopv, *nopv): Ditto.
9802 (sleep, *sleep): Ditto.
9805 2012-03-22 Richard Guenther <rguenther@suse.de>
9807 PR tree-optimization/52548
9808 * tree-ssa-pre.c (valid_in_sets): Remove handling of invalidation
9809 because of clobbers.
9810 (prune_clobbered_mems): New function.
9811 (compute_antic_aux): Use it to prune ANTIC_OUT.
9812 (compute_partial_antic_aux): Use it to prune PA_IN.
9813 (compute_avail): Only insert expressions into EXP_GEN that are not
9814 invalidated when translated up to the beginning of the block.
9816 2012-03-22 Richard Guenther <rguenther@suse.de>
9818 PR tree-optimization/52638
9819 * tree-vect-stmts.c (vect_init_vector_1): New function, split
9821 (vect_init_vector): ... here. Handle scalar vector inits.
9822 (vect_get_vec_def_for_operand): Adjust.
9823 (vectorizable_load): Likewise.
9825 2012-03-22 Uros Bizjak <ubizjak@gmail.com>
9827 * config.gcc (alpha*-*-linux*): Add elfos.h to tm_file.
9828 (alpha*-*-freebsd*): Ditto.
9829 (alpha*-*-netbsd*): Ditto.
9830 (alpha*-*-openbsd*): Ditto.
9831 * config/alpha/elf.h (OBJECT_FORMAT_ELF): Remove.
9832 (DWARF2_DEBUGGING_INFO): Remove.
9833 (PREFERRED_DEBUGGING_TYPE): Remove.
9834 (ASM_FINAL_SPEC): Remove.
9835 (IDENT_ASM_OP): Remove.
9836 (ASM_OUTPUT_IDENT): Remove.
9837 (SKIP_ASM_OP): Remove.
9838 (ASM_OUTPUT_SKIP): Remove.
9839 (ALIGN_ASM_OP): Remove.
9840 (ASM_OUTPUT_BEFORE_CASE_LABEL): Remove.
9841 (ASM_OUTPUT_CASE_LABEL): Remove.
9842 (ASM_OUTPUT_EXTERNAL_LIBCALL): Remove.
9843 (COMMON_ASM_OP): Remove.
9844 (ASM_OUTPUT_ALIGNED_COMMON): Remove.
9845 (ASCII_DATA_ASM_OP): Remove.
9846 (READONLY_DATA_SECTION_ASM_OP): Remove.
9847 (INIT_SECTION_ASM_OP): Remove.
9848 (FINI_SECTION_ASM_OP): Remove.
9849 (ASM_SECTION_START_OP): Remove.
9850 (ASM_OUTPUT_SECTION_START_FILE): Remove.
9851 (TARGET_ASM_NAMED_SECTION): Remove.
9852 (TARGET_ASM_SELECT_SECTION): Remove.
9853 (MAKE_DECL_ONE_ONLY): Remove.
9854 (TYPE_ASM_OP): Remove.
9855 (SIZE_ASM_OP): Remove.
9856 (ASM_WEAKEN_LABEL): Remove.
9857 (TYPE_OPERAND_FMT): Remove.
9858 (ASM_DECLARE_RESULT): Remove.
9859 (ASM_DECLARE_OBJECT_NAME): Remove.
9860 (ASM_FINISH_DECLARE_OBJECT): Remove.
9861 (ELF_ASCII_ESCAPES): Remove.
9862 (ELF_STRING_LIMIT): Remove.
9863 (STRING_ASM_OP): Remove.
9864 (ASM_OUTPUT_EXTERNAL): Remove.
9865 (TARGET_ASM_FILE_START_FILE_DIRECTIVE): Redefine to false.
9866 * config/alpha/alpha.h (PCC_BITFIELD_TYPE_MATTERS): Undefine
9868 (ASM_DECLARE_FUNCTION_NAME): Ditto.
9869 (ASM_DECLARE_FUNCTION_SIZE): Ditto.
9870 (ASM_GENERATE_INTERNAL_LABEL): Ditto.
9871 (ASM_OUTPUT_SKIP): Ditto.
9872 (READONLY_DATA_SECTION_ASM_OP): Remove.
9873 (USER_LABEL_PREFIX): Remove.
9874 (ASM_OUTPUT_ASCII): Remove.
9875 (ASM_OUTPUT_CASE_LABEL): Remove.
9876 (NO_DOLLAR_IN_LABEL): Undefine.
9878 2012-03-22 Richard Guenther <rguenther@suse.de>
9880 PR tree-optimization/52459
9881 * tree-ssa-pre.c (inhibit_phi_insertion): Do not inhibit
9882 PHI insertion for calls.
9884 2012-03-21 Steven Bosscher <steven@gcc.gnu.org>
9886 * cse.c (invalidate_from_sets_and_clobbers, try_back_substitute_reg,
9887 find_sets_in_insn, canonicalize_insn): Split out from ...
9888 (cse_insn): ... here.
9889 (invalidate_from_clobbers): Take an insn instead of the pattern.
9891 2012-03-21 Oleg Endo <olegendo@gcc.gnu.org>
9894 * config/sh/sh-protos.h (sh_fsca_df2int): Remove.
9895 * config/sh/sh.c (sh_fsca_df2int_rtx, sh_fsca_df2int): Remove.
9896 * config/sh/sh.md (sindf2, cosdf2): Remove.
9898 2012-03-21 Kaz Kojima <kkojima@gcc.gnu.org>
9901 * config/sh/sh.c (sh_expand_prologue): Emit blockage at the end of
9902 prologue for unwinder and profiler.
9904 2012-03-21 Andreas Tobler <andreast@fgznet.ch>
9906 * configure.ac (HAVE_LD_NO_DOT_SYMBOLS): Add powerpc64-*-freebsd*.
9907 Introduce emul_name to select the right linker emulation for
9908 powerpc64-*-freebsd*.
9909 * configure: Regenerate.
9910 * config.gcc: Add bits to support powerpc64-*-freebsd*.
9911 * config/rs6000/freebsd.h (POWERPC_FREEBSD): Define.
9912 * config/rs6000/freebsd64.h: New file.
9913 * config/rs6000/rs6000.c (rs6000_option_override_internal): Use
9915 (rs6000_savres_strategy): Likewise.
9916 (rs6000_savres_routine_name): Likewise.
9917 (rs6000_elf_file_end): Likewise.
9918 * config/rs6000/t-freebsd64: New file.
9919 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Set the
9920 rs6000_current_abi for 64-bit FreeBSD to ABI_AIX.
9922 * config/rs6000/freebsd64.h: Remove duplicated entries from last
9924 * config/rs6000/t-freebsd64: Likewise.
9926 2012-03-21 Georg-Johann Lay <avr@gjlay.de>
9928 PR rtl-optimization/52543
9930 * config/avr/avr-protos.h (avr_load_lpm): New prototype.
9931 * config/avr/avr.c (avr_mode_dependent_address_p): New function.
9932 (TARGET_MODE_DEPENDENT_ADDRESS_P): New define.
9933 (avr_load_libgcc_p): Restrict to __flash loads.
9934 (avr_out_lpm): Only handle 1-byte loads from __flash.
9935 (avr_load_lpm): New function.
9936 (avr_find_unused_d_reg): Remove.
9937 (avr_out_lpm_no_lpmx): Remove.
9938 (adjust_insn_length): Handle ADJUST_LEN_LOAD_LPM.
9939 * config/avr/avr.md (unspec): Add UNSPEC_LPM.
9940 (load_<mode>_libgcc): Use UNSPEC_LPM instead of MEM.
9941 (load_<mode>, load_<mode>_clobber): New insns.
9942 (mov<mode>): For multi-byte move from non-generic
9943 16-bit address spaces: Expand to load_<mode> resp.
9944 load_<mode>_clobber.
9945 (load<mode>_libgcc): Remove expander.
9946 (split-lpmx): Remove split.
9948 2012-03-21 Richard Earnshaw <rearnsha@arm.com>
9950 * neon.md (neon_vget_lanev2di): Use gen_lowpart and gen_highpart.
9951 * config/arm/neon.ml (Fixed_return_reg): Renamed to fixed_vector_reg.
9952 All callers changed.
9953 (Fixed_core_reg): New feature.
9954 (Vget_lane [sizes S64 and U64]): Add Fixed_core_reg. Allow fmrrd in
9956 * neon-testgen.ml: Handle Fixed_core_reg.
9958 2012-03-21 Andrew Stubbs <ams@codesourcery.com>
9960 * config/arm/arm.c (thumb2_reorg): Add complete support
9961 for 16-bit instructions.
9962 * config/arm/thumb2.md: Delete obsolete flag-clobbering peepholes.
9964 2012-03-21 Richard Guenther <rguenther@suse.de>
9966 PR tree-optimizer/52636
9967 * tree-vect-slp.c (vect_get_constant_vectors): Convert constants
9968 to the appropriate type.
9970 2012-03-21 Richard Guenther <rguenther@suse.de>
9972 * Makefile.in (cfgexpand.o): Add $(REGS_H) and $(INTEGRATE_H)
9974 * cfgexpand.c (gimple_expand_cfg): Fold in pass_init_function,
9975 pass_jump, pass_initial_value_sets and pass_unshare_all_rtl.
9976 * passes.c (init_optimization_passes): Remove pass_init_function,
9977 pass_jump, pass_initial_value_sets and pass_unshare_all_rtl.
9978 * tree-pass.h (pass_init_function): Remove.
9979 (pass_jump): Remove.
9980 (pass_initial_value_sets): Remove.
9981 (pass_unshare_all_rtl): Remove.
9982 * integrate.c (pass_initial_value_sets): Remove.
9983 * emit-rtl.c (pass_unshare_all_rtl): Remove.
9984 * tree.h (init_function_for_compilation): Remove.
9985 * function.c (init_function_for_compilation): Remove.
9986 (pass_init_function): Remove.
9987 * cfgcleanup.c (rest_of_handle_jump): Remove.
9988 (pass_jump): Remove.
9990 2012-03-20 Jason Merrill <jason@redhat.com>
9992 * tree-streamer-in.c (streamer_alloc_tree): Call
9993 ggc_alloc_zone_cleared_tree_node instead of
9994 ggc_alloc_zone_cleared_tree_node_stat.
9996 2012-03-20 Jonathan Wakely <jwakely.gcc@gmail.com>
9998 * doc/extend.texi (Template Instantiation): Remove anachronisms.
10000 2012-03-20 Jakub Jelinek <jakub@redhat.com>
10003 * config/i386/i386.c (expand_vec_perm_vperm2f128): New function.
10004 (ix86_expand_vec_perm_const_1): Call it.
10006 * config/i386/i386.c (vselect_insn): New variable.
10007 (init_vselect_insn): New function.
10008 (expand_vselect, expand_vselect_insn): Add testing_p argument.
10009 Call init_vselect_insn if vselect_insn is NULL. Adjust
10010 PATTERN (vselect_insn), instead of creating a new insn each time,
10011 only emit a copy of it if not testing and recog has been successful.
10012 (expand_vec_perm_pshufb, expand_vec_perm_1,
10013 expand_vec_perm_pshuflw_pshufhw, expand_vec_perm_broadcast_1): Adjust
10017 * config/i386/i386.md ("isa" attribute): Add avx2 and noavx2.
10018 ("enabled" attribute): Handle avx2 and noavx2 isas.
10019 * config/i386/sse.md (avx2_vec_dupv8sf_1, avx2_pbroadcast<mode>_1):
10021 (vec_dup<mode>): Add avx2 =x,x alternative.
10022 (vec_dup<mode> splitter): Don't split if TARGET_AVX2.
10023 (*avx_vperm_broadcast_<mode>): Don't split V4DFmode if TARGET_AVX2.
10024 For TARGET_AVX2, V8SFmode and elt == 0 split into vbroadcastss.
10025 * config/i386/i386.c (expand_vec_perm_pshufb): Emit also vpermps
10027 (expand_vec_perm_1): For broadcasts, use avx2_pbroadcast<mode>_1
10028 if possible, handle also V8SFmode.
10030 2012-03-20 Richard Earnshaw <rearnsha@arm.com>
10032 * arm/predicates.md (zero_operand, reg_or_zero_operand): New predicates.
10033 * arm/neon.md (neon_vceq<mode>, neon_vcge<mode>): Use
10034 reg_or_zero_operand predicate.
10035 (neon_vcle<mode>, neon_vclt<mode>): Use zero_operand predicate.
10037 2012-03-20 Jakub Jelinek <jakub@redhat.com>
10039 * config/i386/i386.c (ix86_decompose_address) <case ZERO_EXTEND>:
10040 If operand isn't UNSPEC, return 0.
10042 2012-03-20 Richard Guenther <rguenther@suse.de>
10044 * tree-pass.h (pass_rtl_eh): Remove.
10045 * except.c (gate_handle_eh): Likewise.
10046 (rest_of_handle_eh): Likewise.
10047 (pass_rtl_eh): Likewise.
10048 (finish_eh_generation): Export.
10049 * except.h (finish_eh_generation): Declare.
10050 * passes.c (init_optimization_passes): Remove pass_rtl_eh.
10051 * cfgexpand.c (gimple_expand_cfg): Call finish_eh_generation
10052 after expanding stack alignment. Instead of compacting blocks
10055 2012-03-20 Richard Guenther <rguenther@suse.de>
10057 * stor-layout.c (finish_bitfield_representative): Fallback
10058 to conservative maximum size if the padding up to the next
10059 field cannot be computed as a constant.
10060 (finish_bitfield_layout): If we cannot compute the distance
10061 between the start of the bitfield representative and the
10062 bitfield member start a new representative.
10063 * expr.c (get_bit_range): The distance between the start of
10064 the bitfield representative and the bitfield member is zero
10065 if the field offsets are not constants.
10067 2012-03-20 Tristan Gingold <gingold@adacore.com>
10069 * tree.h (enum size_type_kind): Add stk_ prefix to constants,
10070 convert in lowercase.
10071 (sizetype_tab, sizetype, bitsizetype, ssizetype, sbitsizetype)
10072 (size_int, ssize_int, bitsize_int, sbitsize_int): Adjust.
10073 * stor-layout.c (sizetype_tab): Adjust.
10074 (initialize_sizetypes): Use SIZETYPE instead of SIZE_TYPE.
10075 * tree-streamer.c (preload_common_nodes): Use stk_type_kind_last
10076 instead of type_kind_last.
10077 * tree-scalar-evolution.c (interpret_rhs_expr): Use size_int
10078 instead of size_int_kind.
10079 * doc/tm.texi.in (Type Layout): Document SIZETYPE.
10080 * doc/tm.texi: Regenerate.
10081 * defaults.h (SIZETYPE): Provide a default value.
10082 * config/vms/vms.h (SIZE_TYPE): Define as "unsigned int".
10083 (SIZETYPE): Define.
10085 2012-03-20 Oleg Endo <olegendo@gcc.gnu.org>
10087 * config/sh/sh.md: Use braced string notation where applicable.
10089 2012-03-19 Uros Bizjak <ubizjak@gmail.com>
10091 * config/i386/i386.md (allocate_stack): Simplify.
10093 2012-03-19 Uros Bizjak <ubizjak@gmail.com>
10095 * builtins.c (expand_builtin_cexpi): Use copy_addr_to_reg instead of
10096 copy_to_mode_reg (Pmode, ...).
10097 (expand_builtin_frame_address): Ditto.
10098 * expr.c (emit_block_move_via_libcall): Ditto.
10099 (set_storage_via_libcall): Ditto.
10101 * config/i386/i386.c (ix86_expand_movmem): Ditto.
10102 (ix86_expand_setmem): Ditto.
10103 (ix86_trampoline_init): DItto.
10104 * config/i386/i386.md (cmpstrnsi): Ditto.
10106 2012-03-19 Sandra Loosemore <sandra@codesourcery.com>
10108 * config/sh/sh.opt (madjust-unroll): Mark as ignored/obsolete.
10109 * config/sh/sh.h (TARGET_OPT_DEFAULT): Don't use MASK_ADJUST_UNROLL.
10110 * doc/invoke.texi (Option Summary): Remove -madjust-unroll.
10111 (SH Options): Likewise.
10113 2012-03-19 Uros Bizjak <ubizjak@gmail.com>
10115 * config/i386/i386.c (get_thread_pointer): Add tp_mode argument.
10116 Generate ZERO_EXTEND in place if GET_MODE (tp) != tp_mode.
10117 (legitimize_tls_address) <TLS_MODEL_INITIAL_EXEC>: Always generate
10118 DImode UNSPEC_GOTNTPOFF references on TARGET_64BIT.
10119 (ix86_decompose_address): Allow zero extended UNSPEC_TP references.
10122 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
10124 * config/i386/i386.h (TARGET_TLS_INDIRECT_SEG_REFS): New.
10125 * config/i386/i386.c (ix86_decompose_address): Use
10126 TARGET_TLS_INDIRECT_SEG_REFS to prevent %fs:(%reg) addresses.
10127 (legitimize_tls_address): Use TARGET_TLS_INDIRECT_SEG_REFS to load
10128 thread pointer to a register.
10131 2012-03-10 H.J. Lu <hongjiu.lu@intel.com>
10133 * config/i386/i386.c (ix86_decompose_address): Disallow fs:(reg)
10134 if Pmode != word_mode.
10135 (legitimize_tls_address): Call gen_tls_initial_exec_x32 if
10136 Pmode == SImode for TARGET_X32.
10138 * config/i386/i386.md (UNSPEC_TLS_IE_X32): New.
10139 (tls_initial_exec_x32): Likewise.
10141 2012-03-19 Oleg Endo <olegendo@gcc.gnu.org>
10144 * config/sh/sh.h (CONST_OK_FOR_K04, CONST_OK_FOR_K12, DISP_ADDR_P,
10145 DISP_ADDR_OFFSET): New macros.
10146 * config/sh/sh.c (sh_address_cost): Add SH2A special case.
10147 (sh_legitimate_index_p): Allow QImode displacements for non-SH2A.
10148 (sh_legitimize_address): Add QImode displacement handling.
10149 (sh_cannot_change_mode_class): Disallow GENERAL_REGS for SFmode
10151 (sh_secondary_reload): Add QImode displacement handling.
10152 * config/sh/predicates.md (movsrc_no_disp_mem_operand): New predicate.
10153 * config/sh/constraints.md (K04, Snd, Sdd): New constraints.
10154 * config/sh/sh.md (extendqisi2): Remove constraints from expander.
10155 (*extendqisi2_compact): Rename to *extendqisi2_compact_reg, restrict
10156 to register operands only.
10157 (*extendqisi2_compact_mem_disp, *extendqisi2_compact_snd): New insns.
10158 (extendqihi2): Change insn to expander.
10159 (*extendqihi2_compact_reg): New insn.
10160 (movqi_i, movqi): Replace with ...
10161 (movqi, *movqi_reg_reg, *movqi_store_mem_disp12,
10162 *movqi_load_mem_disp, *movqi_load_mem_disp): ... these.
10163 Add new peepholes for QImode displacement addressing.
10165 2012-03-19 Paolo Carlini <paolo.carlini@oracle.com>
10168 * doc/invoke.texi: Document -Wuseless-cast.
10170 2012-03-19 Eric Botcazou <ebotcazou@adacore.com>
10172 * tree.def (REALPART_EXPR, IMAGPART_EXPR, VIEW_CONVERT_EXPR): Move.
10173 * tree.h (handled_component_p): Reorder cases.
10174 * dwarf2out.c (loc_list_for_address_of_addr_expr_of_indirect_ref): Do
10175 not initialize unsignedp.
10176 (loc_list_from_tree): Likewise.
10177 (fortran_common): Likewise.
10178 * simplify-rtx.c (delegitimize_mem_from_attrs): Likewise.
10180 2012-03-19 Uros Bizjak <ubizjak@gmail.com>
10182 * config/i386/i386.c (ix86_expand_prologue) <CM_LARGE_PIC>: Use Pmode
10183 mode consistently. Use ix86_gen_add3. Assert that Pmode == DImode.
10184 (ix86_expand_split_stack_prologue): Use ix86_gen_add3.
10185 (ix86_split_long_move): Ditto.
10186 (legitimize_tls_address): Use ix86_gen_sub3.
10187 (construct_plt_address): Assert that Pmode == DImode.
10189 2012-03-18 Uros Bizjak <ubizjak@gmail.com>
10191 * config/i386/i386.md: Remove empty predicates and/or constraints.
10192 * config/i386/sync.md: Ditto.
10193 * config/i386/sse.md: Ditto.
10194 * config/i386/mmx.md: Ditto.
10195 * config/i386/pentium.md: Ditto.
10196 * config/i386/athlon.md: Ditto.
10198 2012-03-16 Richard Guenther <rguenther@suse.de>
10200 PR tree-optimization/52603
10201 * tree-vect-data-refs.c (vect_can_force_dr_alignment_p): Clarify
10205 2012-03-14 Richard Guenther <rguenther@suse.de>
10207 PR tree-optimization/52571
10208 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Move
10209 flag_section_anchors check ...
10210 (vect_can_force_dr_alignment_p): ... here.
10212 2012-03-16 Martin Jambor <mjambor@suse.cz>
10214 * expr.c (expand_expr_real_1): Handle misaligned scalar reads from
10215 memory through MEM_REFs by calling extract_bit_field.
10217 2012-03-16 Richard Guenther <rguenther@suse.de>
10219 * fold-const.c (native_interpret_expr): Also support POINTER_TYPE
10220 and REFERENCE_TYPE interpretations.
10221 (can_native_interpret_type_p): New function.
10222 (fold_ternary_loc): Use native encode/interpret to fold
10223 BIT_FIELD_REFs of constants.
10225 2012-03-16 Richard Guenther <rguenther@suse.de>
10227 PR middle-end/52584
10228 * fold-const.c (fold_ternary_loc): Fold vector typed BIT_FIELD_REFs
10229 of vector constants and constructors.
10231 2012-03-16 Richard Guenther <rguenther@suse.de>
10233 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Use
10234 VIEW_CONVERT_EXPR to convert constants.
10235 (vect_is_simple_use): Treat all constants as vec_constant_def.
10237 2012-03-16 Richard Guenther <rguenther@suse.de>
10238 Kai Tietz <ktietz@redhat.com>
10240 PR middle-end/48814
10241 * gimplify.c (gimplify_self_mod_expr): Evaluate postfix
10242 side-effects completely in the pre-queue and use a temporary
10245 2012-03-16 Richard Guenther <rguenther@suse.de>
10247 * stor-layout.c (finish_bitfield_representative): Fall back
10248 to the conservative maximum size if we cannot compute the
10249 size of the tail padding.
10251 2012-03-16 Tristan Gingold <gingold@adacore.com>
10253 * config/vms/vms.h (TARGET_OS_CPP_BUILTINS): Define
10254 __CRTL_VER and __VMS_VER.
10255 * config/vms/vms-protos.h: Declare vms_c_get_crtl_ver
10256 and vms_c_get_vms_ver.
10257 * config/vms/vms-c.c (vms_c_get_crtl_ver, vms_c_get_vms_ver): New
10259 * config/alpha/vms.h (VMS_DEFAULT_CRTL_VER)
10260 (VMS_DEFAULT_VMS_VER): Define.
10261 * config/ia64/vms.h (VMS_DEFAULT_CRTL_VER)
10262 (VMS_DEFAULT_VMS_VER): Define.
10264 2012-03-16 Richard Guenther <rguenther@suse.de>
10266 * tree-vect-loop.c (get_initial_def_for_induction): Use
10267 build_constructor directly.
10268 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Use
10269 build_vector_from_val.
10270 * tree.c (build_vector_from_val): Avoid creating a constructor
10271 first when we want a constant vector.
10273 2012-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
10275 * doc/install.texi (Specific, *-*-solaris2*): Improve wording.
10277 2012-03-16 Richard Guenther <rguenther@suse.de>
10279 * tree.h (TREE_VECTOR_CST_ELTS): Remove.
10280 (VECTOR_CST_NELTS, VECTOR_CST_ELTS, VECTOR_CST_ELT): New defines.
10281 (struct tree_vector): Remove elements member, add variable size
10283 (build_vector_stat): Declare.
10284 (build_vector): Define in terms of build_vector_stat.
10285 * tree.c (build_vector): Rename to ...
10286 (build_vector_stat): ... this. Take array of trees as parameter.
10287 (build_vector_from_ctor): Adjust.
10288 (integer_zerop, integer_onep, integer_all_onesp, iterative_hash_expr,
10289 initializer_zerop): Adjust.
10290 * cfgexpand.c (expand_debug_expr): Likewise.
10291 * expr.c (categorize_ctor_elements_1, expand_expr_real_1,
10292 const_vector_from_tree): Likewise.
10293 * fold-const.c (const_binop, operand_equal_p, native_encode_vector,
10294 native_interpret_vector, fold_unary_loc, vec_cst_ctor_to_array,
10295 fold_vec_perm, fold_binary_loc, fold_ternary_loc): Likewise.
10296 * tree-streamer-in.c (streamer_alloc_tree): Handle TS_VECTOR.
10297 (lto_input_ts_vector_tree_pointers): Adjust.
10298 * tree-streamer-out.c (streamer_write_tree_header): Handle TS_VECTOR.
10299 (write_ts_vector_tree_pointers): Adjust.
10300 * varasm.c (const_hash_1, compare_constant, copy_constant,
10301 output_constant): Adjust.
10302 * gimple-fold.c (gimple_fold_stmt_to_constant_1): Adjust.
10303 * print-tree.c (print_node): Adjust.
10304 * tree-pretty-print.c (dump_generic_node): Adjust.
10305 * tree-vect-generic.c (uniform_vector_p, vector_element,
10306 lower_vec_perm): Adjust.
10307 * tree-vect-loop.c (get_initial_def_for_reduction): Adjust.
10308 * tree-vect-slp.c (vect_get_constant_vectors,
10309 vect_transform_slp_perm_load): Adjust.
10310 * tree-vect-stmts.c (vect_gen_perm_mask): Adjust.
10311 * expmed.c (make_tree): Adjust.
10312 * config/i386/i386.c (ix86_expand_builtin): Adjust.
10313 * config/sparc/sparc.c (sparc_handle_vis_mul8x16): Adjust interface
10314 and implementation.
10315 (sparc_fold_builtin): Adjust.
10317 2012-03-16 Tristan Gingold <gingold@adacore.com>
10319 * config.gcc (*-*-*vms*): Define use_gcc_stdint and tm_file.
10320 * config/vms/vms-stdint.h: New file.
10322 2012-03-16 Tristan Gingold <gingold@adacore.com>
10324 * config.host (alpha64-dec-*vms*, alpha*-dec-*vms*)
10325 (ia64-hp-*vms*): Replaced by ...
10326 (*-*-*vms*): ... This new entry.
10328 2012-03-15 Jakub Jelinek <jakub@redhat.com>
10331 * config/i386/i386.c (expand_vec_perm_vperm2f128_vblend): New function.
10332 (ix86_expand_vec_perm_const_1): Use it.
10335 * config/i386/sse.md (UNSPEC_VPERMDF): Remove.
10336 (avx2_permv4df): Remove.
10337 (avx2_permv4di): Macroize into...
10338 (avx2_perm<mode>): ... this using VI8F_256 iterator.
10339 (avx2_permv4di_1): Macroize into...
10340 (avx2_perm<mode>_1): ... this using VI8F_256 iterator.
10342 2012-03-15 Ulrich Weigand <ulrich.weigand@linaro.org>
10344 * combine.c (apply_distributive_law): Do not distribute SUBREG.
10346 2012-03-15 Ira Rosen <irar@il.ibm.com>
10347 Ulrich Weigand <ulrich.weigand@linaro.org>
10349 * tree-vect-patterns.c (widened_name_p): Rename to ...
10350 (type_conversion_p): ... this. Add new argument to determine
10351 if it's a promotion or demotion operation. Check for
10352 CONVERT_EXPR_CODE_P instead of NOP_EXPR.
10353 (vect_recog_dot_prod_pattern): Call type_conversion_p instead
10355 (vect_recog_widen_mult_pattern, vect_recog_widen_sum_pattern,
10356 vect_operation_fits_smaller_type, vect_recog_widen_shift_pattern):
10358 (vect_recog_mixed_size_cond_pattern): Likewise and allow
10359 non-constant then and else clauses.
10361 2012-03-15 Ira Rosen <irar@il.ibm.com>
10362 Ulrich Weigand <ulrich.weigand@linaro.org>
10364 * tree-vectorizer.h (vect_pattern_recog): Add new argument.
10365 * tree-vect-loop.c (vect_analyze_loop_2): Update call to
10366 vect_pattern_recog.
10367 * tree-vect-patterns.c (widened_name_p): Pass basic block
10368 info to vect_is_simple_use.
10369 (vect_recog_dot_prod_pattern): Fail for basic blocks.
10370 (vect_recog_widen_sum_pattern): Likewise.
10371 (vect_handle_widen_op_by_const): Support basic blocks.
10372 (vect_operation_fits_smaller_type,
10373 vect_recog_over_widening_pattern): Likewise.
10374 (vect_recog_vector_vector_shift_pattern): Support basic blocks.
10375 Update call to vect_is_simple_use.
10376 (vect_recog_mixed_size_cond_pattern): Support basic blocks.
10378 (check_bool_pattern): Add an argument, update call to
10379 vect_is_simple_use and the recursive calls.
10380 (vect_recog_bool_pattern): Update relevant function calls.
10382 (vect_mark_pattern_stmts): Update calls to new_stmt_vec_info.
10383 (vect_pattern_recog_1): Check for reduction only in loops.
10384 (vect_pattern_recog): Add new argument. Support basic blocks.
10385 * tree-vect-stmts.c (vectorizable_conversion): Pass basic block
10386 info to vect_is_simple_use_1.
10387 * tree-vect-slp.c (vect_get_and_check_slp_defs): Support basic blocks.
10388 (vect_slp_analyze_bb_1): Call vect_pattern_recog.
10390 2012-03-15 Jakub Jelinek <jakub@redhat.com>
10391 Andrew Pinski <apinski@cavium.com>
10393 PR middle-end/52592
10394 * builtins.c (expand_builtin_int_roundingfn_2): If expanding
10395 BUILT_IN_IR{INT,OUND}* using optab fails, emit lr{int,ound}*
10396 calls instead of __builtin_ir{int,ound}*.
10398 2012-03-15 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
10400 * doc/sourcebuild.texi (cleanup-modules, keep-modules): Update
10403 2012-03-15 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
10405 * config.gcc (target_type_format_char): New. Document it. Set it for
10407 * configure.ac (gnu_unique_option): Use target_type_format_char
10408 in test. Comment rationale.
10409 * configure: Regenerate .
10411 2012-03-15 Jakub Jelinek <jakub@redhat.com>
10413 PR tree-optimization/52267
10414 * tree-vrp.c (masked_increment): New function.
10415 (register_edge_assert_for_2): Derive ASSERT_EXPRs
10416 from (X & CST1) cmp CST2 tests.
10418 2012-03-15 Richard Guenther <rguenther@suse.de>
10420 PR middle-end/52580
10421 * tree-data-ref.c (subscript_dependence_tester_1): Check
10422 all dimensions for non-conflicting access functions.
10424 2012-03-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
10427 * doc/invoke.texi [C++ Language Options]: Document
10428 -ftemplate-backtrace-limit.
10430 2012-03-15 Tristan Gingold <gingold@adacore.com>
10432 * c-parser.c (c_parser_parameter_declaration): Handle #pragma
10433 before a parameter.
10435 2012-03-15 Tristan Gingold <gingold@adacore.com>
10437 * dwarf2out.c (gen_subprogram_die): Require dwarf unwinding to
10438 use DW_OP_call_frame_cfa.
10440 2012-03-14 H.J. Lu <hongjiu.lu@intel.com>
10443 * config/i386/i386-opts.h (pmode): New.
10445 * config/i386/i386.c (ix86_option_override_internal): Properly
10446 check and set ix86_pmode.
10448 * config/i386/i386.h (Pmode): Check ix86_pmode instead of TARGET_64BIT.
10450 * config/i386/i386.opt (maddress-mode=): New.
10452 * doc/invoke.texi: Document -maddress-mode=short|long for x86.
10454 2012-03-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
10456 * dwarf2cfi.c (def_cfa_0): Remove MIPS_DEBUGGING_INFO handling.
10457 (dwarf2out_do_cfi_asm): Likewise.
10458 * dwarf2out.c (output_call_frame_info): Remove MIPS_DEBUGGING_INFO
10460 (add_data_member_location_attribute): Likewise.
10461 (gen_array_type_die): Likewise.
10462 (gen_subprogram_die): Likewise.
10463 (gen_producer_string): Likewise.
10464 * sdbout.c (sdbout_begin_prologue): Declare unconditionally.
10465 Remove MIPS_DEBUGGING_INFO handling.
10466 (sdb_debug_hooks): Likewise.
10467 (sdbout_begin_block): Likewise.
10468 (sdbout_end_block): Likewise.
10469 (sdbout_begin_prologue): Likewise.
10470 (sdbout_start_source_file): Likewise.
10471 (sdbout_end_source_file): Likewise.
10472 (sdbout_init): Likewise.
10473 * system.h (MIPS_DEBUGGING_INFO): Poison.
10475 2012-03-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
10477 * config/alpha/alpha.c [HAVE_STAMP_H]: Remove.
10478 (alpha_file_start) [MS_STAMP]: Remove.
10480 * config/alpha/elf.h (TARGET_GAS): Remove.
10481 * config/alpha/freebsd.h (TARGET_DEFAULT): Remove.
10482 * config/alpha/linux.h (TARGET_DEFAULT): Remove.
10483 * config/alpha/netbsd.h (TARGET_DEFAULT): Remove.
10484 * config/alpha/vms.h (TARGET_DEFAULT): Remove.
10485 * config.gcc (alpha*-*-linux*): Remove target_cpu_default.
10486 (alpha*-*-freebsd*): Likewise.
10487 (alpha*-*-netbsd*): Likewise.
10488 (alpha*-*-openbsd*): Likewise.
10489 (alpha*-*-*): Remove target_cpu_default2.
10490 * config/alpha/alpha.c (alpha_output_filename): Remove !TARGET_GAS
10492 * config/alpha/alpha.h (TARGET_AS_CAN_SUBTRACT_LABELS): Remove.
10493 (TARGET_AS_SLASH_BEFORE_SUFFIX): Remove.
10494 * config/alpha/alpha.c (print_operand): Always assume
10495 TARGET_AS_SLASH_BEFORE_SUFFIX.
10496 * config/alpha/alpha.md ("*builtin_setjmp_receiver_er_sl_1"):
10497 Remove TARGET_AS_CAN_SUBTRACT_LABELS.
10498 ("*builtin_setjmp_receiver_er_1"): Remove.
10499 * config/alpha/alpha.opt (malpha-as): Remove.
10501 * doc/invoke.texi (Option Summary, DEC Alpha Options): Remove
10503 Remove DEC Unix reference.
10505 * config/alpha/alpha.h (OBJECT_FORMAT_COFF): Remove.
10506 (EXTENDED_COFF): Remove.
10507 * config/alpha/elf.h (OBJECT_FORMAT_COFF): Don't undef.
10508 (EXTENDED_COFF): Don't undef.
10509 * config/alpha/alpha.c (alpha_file_start): Always assume
10511 Don't set targetm.asm_file_start_file_directive.
10512 [!OBJECT_FORMAT_ELF]: Remove.
10513 (TARGET_ASM_FILE_START_FILE_DIRECTIVE): Remove.
10515 * config/alpha/alpha.h (SDB_DEBUGGING_INFO): Remove.
10516 (DBX_DEBUGGING_INFO): Remove.
10517 (MIPS_DEBUGGING_INFO): Remove.
10518 (PREFERRED_DEBUGGING_TYPE): Remove.
10519 (DBX_OUTPUT_SOURCE_LINE): Remove.
10520 (SDB_OUTPUT_SOURCE_LINE): Remove.
10521 (DBX_CONTIN_LENGTH): Remove.
10522 (NO_DBX_FUNCTION_END): Remove.
10523 (ASM_STABS_OP): Remove.
10524 (ASM_STABN_OP): Remove.
10525 (ASM_STABD_OP): Remove.
10526 (SDB_ALLOW_FORWARD_REFERENCES): Remove.
10527 (SDB_ALLOW_UNKNOWN_REFERENCES): Remove.
10528 (PUT_SDB_DEF): Remove.
10529 (PUT_SDB_PLAIN_DEF): Remove.
10530 (PUT_SDB_TYPE): Remove.
10531 (sdb_label_count): Remove.
10532 (PUT_SDB_BLOCK_START): Remove.
10533 (PUT_SDB_BLOCK_END): Remove.
10534 (PUT_SDB_FUNCTION_START): Remove.
10535 (PUT_SDB_FUNCTION_END): Remove.
10536 (PUT_SDB_EPILOGUE_END): Remove.
10537 * config/alpha/elf.h (SDB_DEBUGGING_INFO): Don't undef.
10538 (MIPS_DEBUGGING_INFO): Don't undef.
10539 (DBX_DEBUGGING_INFO): Don't undef.
10540 * config/alpha/vms.h (SDB_DEBUGGING_INFO): Don't undef.
10541 (MIPS_DEBUGGING_INFO): Don't undef.
10542 (DBX_DEBUGGING_INFO): Don't undef.
10543 * config/alpha/freebsd.h (DBX_CONTIN_CHAR): Remove.
10544 * config/alpha/alpha.c (alpha_option_override): Remove SDB_DEBUG
10546 (alpha_start_function): Likewise.
10547 (sdb_label_count): Remove.
10548 (alpha_output_filename): Remove DBX_DEBUG handling.
10549 (alpha_file_start): Likewise.
10551 2012-03-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
10553 * config.gcc (enable_obsolete): Remove *-*-solaris2.8*.
10554 (*-*-solaris2.[0-8], *-*-solaris2.[0-8].*): Mark unsupported.
10555 (i[34567]86-*-solaris2*, x86_64-*-solaris2.1[0-9]*): Remove
10557 * configure.ac (gcc_cv_ld_hidden): Remove *-*-solaris2.8*.
10558 (ld_tls_support): Remove Solaris 8 references.
10559 (lwp_dir, lwp_spec): Remove support for alternate thread library.
10560 * acinclude.m4 (gcc_cv_initfini_array): Remove *-*-solaris2.* tests.
10561 * configure: Regenerate.
10562 * config.in: Regenerate.
10564 * config/sol2.h (LINK_SPEC): Remove LIB_THREAD_LDFLAGS_SPEC.
10565 * config/i386/sol2.h: Remove Solaris 8 references.
10567 * doc/install.texi (Specific, i?86-*-solaris2.[89]): Rename to ...
10568 (i?86-*-solaris2.9): ... this.
10569 Remove Solaris 8 references.
10570 (Specific, *-*-solaris2*): Document Solaris 8 removal.
10571 Remove Solaris 8 references.
10573 2012-03-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
10575 * config.gcc (enable_obsolete): Remove mips-sgi-irix6.5.
10576 (mips-sgi-irix6.5*): Remove.
10577 * config.host (mips-sgi-irix*): Remove.
10578 * configure.ac (enable_fixed_point): Remove mips*-sgi-irix*.
10579 (set_have_as_tls): Remove *-*-irix6*.
10580 (gcc_cv_ld_static_dynamic): Remove mips-sgi-irix6*.
10581 * configure: Regenerate.
10583 * config/mips/iris6.h: Remove.
10584 * config/mips/iris6.opt: Remove.
10585 * config/mips/t-irix6: Remove.
10587 * config/mips/mips.h (TARGET_GPWORD): Remove IRIX 6 N64 handling.
10588 (TARGET_IRIX6): Remove.
10589 (TARGET_CPU_CPP_BUILTINS): Remove IRIX 6 handling.
10590 Don't define LANGUAGE_C, _LANGUAGE_C for Objective-C.
10591 * config/mips/mips.c (mips_build_builtin_va_list): Remove IRIX 6
10593 (mips_file_start): Likewise.
10594 * config/mips/mips-protos.h (irix_asm_output_align): Remove.
10596 * config/mips/driver-native.c [__sgi__]: Remove.
10597 (host_detect_local_cpu) [__sgi__]: Remove.
10599 * config/mips/gnu-user.h: Remove iris5.h reference.
10601 * config/mips/mips-modes.def: Remove IRIX 6 reference.
10602 * config/mips/gnu-user64.h (MIPS_TFMODE_FORMAT): Remove.
10603 * config/mips/mips.c (mips_option_override) [MIPS_TFMODE_FORMAT]:
10606 * gcc.c (main): Move asm_debug initialization ...
10607 (asm_debug): ... here.
10609 * ginclude/stddef.h (__STDDEF_H__): Don't define.
10611 * defaults.h (LINK_ELIMINATE_DUPLICATE_LDIRECTORIES): Remove.
10612 * system.h (LINK_ELIMINATE_DUPLICATE_LDIRECTORIES): Poison.
10613 * collect2.c [LINK_ELIMINATE_DUPLICATE_LDIRECTORIES]: Remove.
10614 (main) [LINK_ELIMINATE_DUPLICATE_LDIRECTORIES]: Remove.
10615 [LINK_ELIMINATE_DUPLICATE_LDIRECTORIES] (is_in_args): Remove.
10616 * doc/tm.texi.in (Driver, LINK_ELIMINATE_DUPLICATE_LDIRECTORIES):
10618 * doc/tm.texi: Regenerate.
10620 * doc/invoke.texi (Debugging Options, -gdwarf-<version>): Remove
10622 (MIPS Options, -march): Remove IRIX reference.
10623 * doc/install.texi (Binaries, SGI IRIX): Remove.
10624 (Specific, mips-sgi-irix6): Document IRIX 6.5 removal, remove rest
10626 * doc/trouble.texi (Interoperation): Remove -lgl_s handling.
10628 2012-03-14 Martin Jambor <mjambor@suse.cz>
10630 * expr.c (expand_assignment): Use expand_expr with EXPAND_WRITE
10631 when expanding MEM_REFs, MEM_TARGET_REFs and handled_component bases.
10632 (expand_expr_real_1): Do not handle misalignment if modifier is
10635 2012-03-14 Richard Guenther <rguenther@suse.de>
10637 PR middle-end/52584
10638 * tree-vect-generic.c (type_for_widest_vector_mode): Take
10639 element type instead of mode, use build_vector_type_for_mode
10640 instead of the langhook, build a vector of proper signedness.
10641 (expand_vector_operations_1): Adjust.
10643 2012-03-14 Richard Guenther <rguenther@suse.de>
10645 PR middle-end/52582
10646 * gimple-fold.c (canonicalize_constructor_val): Make sure we have
10647 a cgraph node for a FUNCTION_DECL that comes from a constructor.
10648 (gimple_get_virt_method_for_binfo): Likewise.
10650 2012-03-14 Richard Guenther <rguenther@suse.de>
10652 PR tree-optimization/52571
10653 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Move
10654 flag_section_anchors check ...
10655 (vect_can_force_dr_alignment_p): ... here. Do not re-align
10656 DECL_COMMON variables.
10658 2012-03-14 Richard Guenther <rguenther@suse.de>
10660 * tree.h (DECL_BIT_FIELD_REPRESENTATIVE): New define.
10661 * stor-layout.c (start_bitfield_representative): New function.
10662 (finish_bitfield_representative): Likewise.
10663 (finish_bitfield_layout): Likewise.
10664 (finish_record_layout): Call finish_bitfield_layout.
10665 * tree.c (free_lang_data_in_decl): Only free DECL_QUALIFIER
10666 for QUAL_UNION_TYPE fields.
10667 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
10668 Stream DECL_BIT_FIELD_REPRESENTATIVE.
10669 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
10671 PR middle-end/52080
10672 PR middle-end/52097
10673 PR middle-end/48124
10674 * expr.c (get_bit_range): Unconditionally extract bitrange
10675 from DECL_BIT_FIELD_REPRESENTATIVE.
10676 (expand_assignment): Adjust call to get_bit_range.
10678 2012-03-14 Richard Guenther <rguenther@suse.de>
10680 PR middle-end/52578
10681 * fold-const.c (fold_unary_loc): Fold (T1)(T2)x to (T1)x if
10682 the outermost conversion is a sign-change only.
10683 (fold_binary_loc): Disregard widening and sign-changing
10684 conversions when we determine if two variables are equal
10686 * tree-ssa-forwprop.c (combine_conversions): Fold (T1)(T2)x to
10687 (T1)x if the outermost conversion is a sign-change only.
10689 2012-03-14 Uros Bizjak <ubizjak@gmail.com>
10692 2012-03-14 Uros Bizjak <ubizjak@gmail.com>
10694 * config/i386/predicates.md (constant_call_address_operand): Declare
10695 as special predicate. Update all uses.
10697 2012-03-13 Jakub Jelinek <jakub@redhat.com>
10700 * c-parser.c (c_parser_postfix_expression)
10701 <case RID_BUILTIN_SHUFFLE>: Call mark_exp_read on argument values.
10703 * config/i386/smmintrin.h: Avoid /* within a comment.
10704 * config/i386/nmmintrin.h: Likewise.
10706 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
10708 * config/i386/i386.md (xbegin): Remove constraint from expander.
10710 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
10712 * config/i386/predicates.md (constant_call_address_operand): Declare
10713 as special predicate. Update all uses.
10714 * config/i386/i386.md: Remove mode from constant_call_address_operand
10716 * config/i386/i386.c (ix86_output_call_insn): Call
10717 constant_call_address_operand with VOIDmode.
10719 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
10721 * config/i386/i386.c (ix86_decompose_address): Handle subregs of
10722 AND zero extended address correctly.
10724 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
10726 * config/i386/predicates.md (tls_symbolic_operand): Declare as
10728 (tls_modbase_operand): Ditto.
10729 * config/i386/i386.md: Remove mode from tls_symbolic_operand and
10730 tls_modbase_operand predicates.
10732 2012-03-13 Martin Jambor <mjambor@suse.cz>
10734 * expr.c (expand_assignment): Handle misaligned scalar writes to
10735 memory through top-level MEM_REFs by calling store_bit_field.
10737 2012-03-13 Richard Guenther <rguenther@suse.de>
10739 PR middle-end/52134
10740 * fold-const.c (fold_binary_loc): Fold (X * Y) & -(1 << CST) to X * Y
10741 if Y is a constant multiple of 1 << CST.
10743 2012-03-13 Georg-Johann Lay <avr@gjlay.de>
10746 * config/avr/avr.c (avr_prologue_setup_frame): Cut down stack
10747 offset (size) to a value the insns can deal with.
10748 (expand_epilogue): Ditto.
10750 2012-03-13 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
10752 * config/arm/neon.ml (ops): Fixup expected instructions for
10753 unsigned vector compares.
10755 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
10757 * config/i386/i386.c (ix86_decompose_address): Prevent %fs:(%reg)
10758 addresses only when %reg is not in word mode.
10760 2012-03-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
10762 * config/microblaze/microblaze.md: Fix typo.
10763 * tree-if-conv.c: Likewise.
10764 * tree-vect-patterns.c: Likewise.
10766 2012-03-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
10768 * config.gcc (extra_passes): Remove.
10769 * configure.ac (extra_passes): Don't substitute.
10770 * configure: Regenerate.
10771 * Makefile.in (EXTRA_PASSES): Remove.
10772 (GCC_PASSES): Remove $(EXTRA_PASSES).
10773 (MOSTLYCLEANFILES): Likewise.
10774 (native): Likewise.
10775 (install-common): Likewise.
10777 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
10779 * config/i386/i386.h (TARGET_TLS_INDIRECT_SEG_REFS): New.
10780 * config/i386/i386.c (ix86_decompose_address): Use
10781 TARGET_TLS_INDIRECT_SEG_REFS to prevent %fs:(%reg) addresses.
10782 (legitimize_tls_address): Use TARGET_TLS_INDIRECT_SEG_REFS to load
10783 thread pointer to a register.
10785 2012-03-12 H.J. Lu <hongjiu.lu@intel.com>
10787 * config/i386/i386.md (*tls_global_dynamic_64_<mode>): Remove :P
10788 on tls_symbolic_operand.
10789 (tls_global_dynamic_64_<mode>): Likewise.
10791 2012-03-12 Georg-Johann Lay <avr@gjlay.de>
10794 * output.h (SECTION_EXCLUDE, SECTION_MACH_DEP): Don't use
10795 SECTION_MACH_DEP reserved bits for SECTION_EXCLUDE.
10797 2012-03-12 Georg-Johann Lay <avr@gjlay.de>
10800 * config/avr/avr.c (avr_mode_code_base_reg_class): Change return
10801 type from reg_class_t to enum reg_class.
10802 * config/avr/avr-protos.h (avr_mode_code_base_reg_class): Ditto.
10804 2012-03-12 Andrew Pinski <apinski@cavium.com>
10806 * tree-ssa-phiopt.c (single_non_singleton_phi_for_edges): New function.
10807 (tree_ssa_phiopt_worker): Use single_non_singleton_phi_for_edges.
10808 (value_replacement): Likewise.
10809 (empty_block_p): Check also if the PHIs for the block are empty.
10811 2012-03-12 Georg-Johann Lay <avr@gjlay.de>
10814 * config/avr/avr.c (avr_out_movmem): Fix typo in output template
10815 for the case ADDR_SPACE_FLASH and AVR_HAVE_LPMX introduced in
10816 r184615 from 2012-02-28.
10818 2012-03-12 H.J. Lu <hongjiu.lu@intel.com>
10820 * config/i386/i386.c (ix86_gen_tls_global_dynamic_64): New.
10821 (ix86_gen_tls_local_dynamic_base_64): Likewise.
10822 (ix86_option_override_internal): Set ix86_gen_tls_global_dynamic_64
10823 and ix86_gen_tls_local_dynamic_base_64.
10824 (legitimize_tls_address): Use ix86_gen_tls_global_dynamic_64 and
10825 ix86_gen_tls_local_dynamic_base_64.
10827 * config/i386/i386.md (*tls_global_dynamic_64): Renamed to ...
10828 (*tls_global_dynamic_64_<mode>): This.
10829 (tls_global_dynamic_64): Renamed to ...
10830 (tls_global_dynamic_64_<mode>): This.
10831 (*tls_local_dynamic_base_64): Renamed to ...
10832 (*tls_local_dynamic_base_64_<mode>): This.
10833 (tls_local_dynamic_base_64): Renamed to ...
10834 (tls_local_dynamic_base_64_<mode>): This.
10836 2012-03-12 H.J. Lu <hongjiu.lu@intel.com>
10838 * config/i386/i386.c (ix86_option_override_internal): Properly
10839 set ix86_gen_leave and ix86_gen_monitor. Check Pmode == DImode,
10840 instead of TARGET_64BIT, to set ix86_gen_add3, ix86_gen_sub3,
10841 ix86_gen_one_cmpl2, ix86_gen_andsp, ix86_gen_allocate_stack_worker,
10842 ix86_gen_adjust_stack_and_probe and ix86_gen_probe_stack_range.
10844 * config/i386/sse.md (sse3_monitor64): Renamed to ...
10845 (sse3_monitor64_<mode>): This.
10847 2012-03-12 Tristan Gingold <gingold@adacore.com>
10849 * config/ia64/ia64.c (ia64_function_arg_1): Move code around.
10850 (ia64_function_arg_advance): Ditto.
10852 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
10854 * config.gcc (mips*-*-openbsd*): Remove.
10855 * config/mips/openbsd.h: Remove.
10856 * config/mips/sdb.h: Remove.
10858 * config/mips/mips.h (SDB_OUTPUT_SOURCE_LINE): Remove.
10859 * config/mips/mips.c (sdb_label_count): Remove.
10860 (mips_debugger_offset): Remove #if 0 code.
10861 (mips_output_function_prologue) [SDB_DEBUGGING_INFO]: Remove.
10862 * config/mips/sde.h (SDB_DEBUGGING_INFO): Don't undef.
10864 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
10866 * doc/install.texi (Specific, i?86-*-solaris2.[89]): Update
10867 binutils reference.
10868 (Specific, i?86-*-solaris2.10): Remove GCC 4.0 reference.
10869 Update binutils references.
10870 (Specific, *-*-solaris2*): Mention bundled GCC in Solaris 10 and 11.
10871 Update binutils reference.
10872 Update Sun as/GNU ld caveat.
10873 Document binutils largefile requirement for LTO plugin.
10874 Remove reference to alternate libpthread.
10876 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
10878 * config.gcc (alpha*-dec-osf5.1*): Remove.
10879 * config.host (alpha*-dec-osf*): Remove.
10880 * configure.ac (*-*-osf*): Remove.
10881 (alpha*-dec-osf*): Remove.
10882 * configure: Regenerate.
10884 * config/alpha/host-osf.c, config/alpha/osf5.h, config/alpha/osf5.opt,
10885 config/alpha/va_list.h, config/alpha/x-osf: Remove.
10887 * config/alpha/alpha.h (TARGET_LD_BUGGY_LDGP): Remove.
10888 * config/alpha/alpha.c (struct machine_function): Update comment.
10889 (alpha_start_function): Remove Tru64 UNIX as handling for
10891 * config/alpha/alpha.md ("exception_receiver"): Remove
10892 TARGET_LD_BUGGY_LDGP.
10893 ("*exception_receiver_2"): Likewise.
10894 * except.c (finish_eh_generation): Remove Tru64 reference.
10895 * ginclude/stdarg.h [_HIDDEN_VA_LIST]: Don't undef _VA_LIST.
10896 * system.h (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Poison.
10897 * target.def (handle_pragma_extern_prefix): Remove.
10899 * Makefile.in (mips-tfile.o-warn): Remove.
10900 (ALL_HOST_BACKEND_OBJS): Remove mips-tfile.o, mips-tdump.o.
10901 (mips-tfile, mips-tfile.o, mips-tdump, mips-tdump.o): Remove.
10902 * mips-tdump.c, mips-tfile.c: Remove.
10904 * doc/extend.texi (Symbol-Renaming Pragmas): Remove #pragma
10906 * doc/install.texi (Binaries): Remove Tru64 UNIX reference.
10907 (Specific, alpha*-dec-osf5.1): Note removal.
10908 * doc/tm.texi.in (Misc, TARGET_HANDLE_PRAGMA_EXTERN_PREFIX):
10910 * doc/tm.texi: Regenerate.
10911 * doc/trouble.texi (Cross-Compiler Problems): Remove.
10913 2012-03-12 Richard Guenther <rguenther@suse.de>
10915 * config/arm/arm.c (neon_dereference_pointer): Do not call
10916 covert during RTL expansion.
10918 2012-03-12 Tristan Gingold <gingold@adacore.com>
10920 * doc/invoke.texi (VMS Options): Merge Alpha/VMS and IA-64/VMS
10921 Options. Mention -mpointer-size.
10923 2012-03-12 Richard Guenther <rguenther@suse.de>
10925 * config/alpha/alpha.c (alpha_gimplify_va_arg): Use
10926 build_nonstandard_integer_type.
10928 2012-03-12 Richard Guenther <rguenther@suse.de>
10930 * tree.c (signed_or_unsigned_type_for): Use
10931 build_nonstandard_integer_type.
10932 (signed_type_for): Adjust documentation.
10933 (unsigned_type_for): Likewise.
10934 * tree-pretty-print.c (dump_generic_node): Use standard names
10935 for non-standard integer types if available.
10937 2012-03-12 Tristan Gingold <gingold@adacore.com>
10939 * config/vms/vms.opt: Add vms-opts.h header.
10940 (mmalloc64): Use flag_vms_malloc64 flag instead of MALLOC64
10942 (-mvms-return-codes): Document.
10943 (-mpointer-size): New option.
10944 (vms_pointer_size): Add enumeration.
10945 * config/vms/vms-opts.h: New file.
10946 * config/vms/vms.h (TARGET_OS_CPP_BUILTINS): Define
10947 __INITIAL_POINTER_SIZE.
10948 (POINTER_SIZE, SIZE_TYPE, PTRDIFF_TYPE): Adjust definition.
10949 (C_COMMON_OVERRIDE_OPTIONS): Define.
10950 (DWARF2_ADDR_SIZE): Define.
10951 * config/vms/vms.c (vms_patch_builtins): Adjust condition.
10952 * config/vms/vms-protos.h (vms_c_common_override_options):
10954 * config/vms/vms-c.c (vms_pragma_pointer_size): Ignore pragma
10955 if -mno-pointer-size.
10956 (vms_c_common_override_options): New function.
10957 * config/ia64/vms.h (TARGET_DEFAULT): Remove MASK_MALLOC64.
10958 * config/alpha/vms.h (TARGET_DEFAULT): Remove MASK_MALLOC64.
10959 (MALLOC_ABI_ALIGNMENT): Use flag_vms_malloc64
10960 and flag_vms_pointer_size.
10961 (MASK_RETURN_ADDR): Set according to flag_vms_pointer_size.
10962 * config.gcc (*-*-*vms*): Define xm_file.
10963 (alpha*-dec-*vms*): Do not define xm_file.
10964 (alpha64-dec-*vms*): Remove.
10965 (ia64-hp-*vms*): Do not define xm_file. Simplify tm_file
10968 2012-03-12 Jakub Jelinek <jakub@redhat.com>
10970 PR tree-optimization/51721
10971 * tree-vrp.c (register_edge_assert_for_2): Add asserts for unsvar
10972 if (int) unsvar cmp CST.
10974 2012-03-12 Richard Guenther <rguenther@suse.de>
10976 * tree-sra.c (create_access_replacement): Only rename the replacement
10977 if we can rewrite it into SSA form. Properly mark register typed
10978 replacements that we cannot rewrite with TREE_ADDRESSABLE.
10979 * tree-cfg.c (verify_expr): Fix BIT_FIELD_REF verification
10980 for aggregate or BLKmode results.
10982 2012-03-12 Jakub Jelinek <jakub@redhat.com>
10984 PR tree-optimization/52533
10985 * tree-vrp.c (register_edge_assert_for_2): Use double_int
10986 type for mask, only handle shifts by non-zero in-range
10987 shift count, for LE_EXPR and GT_EXPR if new_val is
10988 maximum, don't add the assertion.
10990 2012-02-12 Kirill Yukhin <kirill.yukhin@intel.com>
10992 * doc/invoke.texi: Document -mrtm option.
10993 * common/config/i386/i386-common.c (OPTION_MASK_ISA_RTM_SET): New.
10994 (OPTION_MASK_ISA_RTM_UNSET): Ditto.
10995 (ix86_handle_option): Handle OPT_mrtm.
10996 * config.gcc (i[34567]86-*-*): Add rtmintrin.h and
10998 (x86_64-*-*): Ditto.
10999 * i386-builtin-types.def (INT_FTYPE_VOID): New.
11000 * config/i386/i386-c.c (ix86_target_macros_internal): Define
11002 (ix86_target_string): Define -mrtm option.
11004 (ix86_option_override_internal): Extend "corei7-avx" with RTM option.
11006 (ix86_valid_target_attribute_inner_p): Add OPT_mrtm.
11007 (ix86_builtins): Add IX86_BUILTIN_XBEGIN, IX86_BUILTIN_XEND,
11008 IX86_BUILTIN_XTEST.
11009 (bdesc_special_args): Ditto.
11010 (ix86_init_mmx_sse_builtins): Add IX86_BUILTIN_XABORT.
11011 (ix86_expand_special_args_builtin): Handle new built-in type.
11012 (ix86_expand_builtin): Handle XABORT instruction.
11013 * config/i386/i386.h (TARGET_RTM): New.
11014 * config/i386/i386.md (UNSPECV_XBEGIN): New.
11015 (UNSPECV_XEND): Ditto.
11016 (UNSPECV_XABORT): Ditto.
11017 (UNSPECV_XTEST): Ditto.
11024 * config/i386/i386.opt (mrtm): New.
11025 * config/i386/immintrin.h: Include rtmintrin.h and xtestintrin.h.
11026 * config/i386/rtmintrin.h: New header.
11027 * config/i386/xtestintrin.h: Ditto.
11029 2012-03-12 Tristan Gingold <gingold@adacore.com>
11031 * ginclude/stddef.h: Adjust previous patch.
11032 Use __VMS__ instead of VMS.
11034 2012-03-12 Uros Bizjak <ubizjak@gmail.com>
11036 * config/i386/i386.md (setcc + movzbl to xor + setcc peephole2):
11037 Also convert sequences with CC setting arithmetic instruction.
11039 2012-03-11 Sandra Loosemore <sandra@codesourcery.com>
11041 * doc/invoke.texi (Option Summary): Move -no-integrated-cpp
11042 from C Language Options to Preprocessor Options.
11043 (C Dialect Options): Move -no-integrated-cpp documentation
11045 (Preprocessor Options): ...to here. Rewrite the description
11046 so it makes more sense, and remove discussion of merging front ends.
11048 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
11050 * config/i386/i386.c (ix86_expand_movmem): Use word_mode for size
11052 (ix86_expand_setmem): Likewise.
11054 2012-03-11 Uros Bizjak <ubizjak@gmail.com>
11056 * config/i386/i386.c (ix86_zero_extend_to_Pmode): Rewrite using
11059 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
11061 * config/i386/i386.c (ix86_trampoline_init): Use movl for 64bit if
11062 ptr_mode == SImode. Replace DImode with Pmode or ptr_mode.
11064 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
11066 * config/i386/i386.c (x86_this_parameter): Replace DImode with Pmode.
11068 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
11070 * config/i386/i386.md (lwp_slwpcb): Check Pmode instead of
11073 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
11074 Uros Bizjak <ubizjak@gmail.com>
11076 * config/i386/predicates.md (call_insn_operand): Allow
11077 constant_call_address_operand in Pmode only.
11078 (sibcall_insn_operand): Ditto.
11079 * config/i386/i386.md (*call): Use W mode iterator instead of P mode.
11080 (*call_vzeroupper): Ditto.
11082 (*sibcall_vzeroupper): Ditto.
11083 (*call_value): Ditto.
11084 (*call_value_vzeroupper): Ditto.
11085 (*sibcall_value): Ditto.
11086 (*sibcall_value_vzeroupper): Ditto.
11087 (*indirect_jump): Ditto.
11088 (*tablejump_1): Ditto.
11089 (indirect_jump): Convert memory address to word mode for TARGET_X32.
11090 (tablejump): Ditto.
11091 * config/i386/i386.c (ix86_expand_call): Convert indirect operands
11094 2012-03-11 Oleg Endo <olegendo@gcc.gnu.org>
11097 * config/sh/sh.md (movnegt): Expand into respective insns immediately.
11098 Use movrt_negc instead of negc pattern for non-SH2A.
11099 (*movnegt): Remove.
11100 (*movrt_negc, *negnegt, *movtt, *movt_qi): New insns and splits.
11102 2012-03-10 H.J. Lu <hongjiu.lu@intel.com>
11104 * config/i386/i386.c (ix86_decompose_address): Disallow fs:(reg)
11105 if Pmode != word_mode.
11106 (legitimize_tls_address): Call gen_tls_initial_exec_x32 if
11107 Pmode == SImode for TARGET_X32.
11109 * config/i386/i386.md (UNSPEC_TLS_IE_X32): New.
11110 (tls_initial_exec_x32): Likewise.
11112 2012-03-10 Chung-Lin Tang <cltang@codesourcery.com>
11114 PR rtl-optimization/52528
11115 * combine.c (can_combine_p): Add setting of subst_low_luid
11116 before call to expand_field_assignment().
11118 2012-03-09 Sandra Loosemore <sandra@codesourcery.com>
11120 * doc/invoke.texi: Use correct names/markup for "GCC", "GDB", "ld",
11121 and related program names.
11123 2012-03-09 Sandra Loosemore <sandra@codesourcery.com>
11125 * doc/invoke.texi: Use correct names for "DWARF", "stabs", and "ELF".
11127 2012-03-09 Uros Bizjak <ubizjak@gmail.com>
11130 * config/i386/i386.c (ix86_print_operand): Handle 'E' operand modifier.
11131 (ix86_print_operand_address): Handle UNSPEC_LEA_ADDR. Do not fallback
11132 to set code to 'q'.
11133 * config/i386/i386.md (UNSPEC_LEA_ADDR): New unspec.
11134 (*movdi_internal_rex64): Use %E operand modifier for lea.
11135 (*movsi_internal): Ditto.
11137 (*lea<mode>_2): Ditto.
11138 (*lea_{3,4,5,6}_zext): Ditto.
11139 (*tls_global_dynamic_32_gnu): Ditto.
11140 (*tls_global_dynamic_64): Ditto.
11141 (*tls_dynamic_gnu2_lea_32): Ditto.
11142 (*tls_dynamic_gnu2_lea_64): Ditto.
11143 (pro_epilogue_adjust_stack_<mode>_add): Ditto.
11145 2012-03-09 Michael Meissner <meissner@linux.vnet.ibm.com>
11147 * config/rs6000/linux64.h (OPTION_TARGET_CPU_DEFAULT): Do not
11148 redefine to be NULL if the current bit-size is different from the
11149 configured bit-size.
11151 * config/rs6000/rs6000.c (rs6000_option_override_internal): If the
11152 cpu is defaulted, use PROCESSOR_DEFAULT and PROCESSOR_DEFAULT64 to
11153 set the default tuning. Add asserts to make sure the cpu and tune
11154 indexes are defined. Fix tests for cpu/tune index to use >= 0 to
11155 test whether the index is set, instead of > 0.
11156 (rs6000_file_start): Do not reset the default cpu if the current
11157 bit-size is different from the configured bit-size.
11159 2012-03-09 Tristan Gingold <gingold@adacore.com>
11161 * config/vms/vms-crtlmap.map: Add comments.
11162 Add entries needed to build Ada RTS.
11164 2012-03-09 Tristan Gingold <gingold@adacore.com>
11166 * ginclude/stddef.h: Do not define __size_t on VMS.
11168 2012-03-09 Tristan Gingold <gingold@adacore.com>
11170 * c-tree.h (c_default_pointer_mode): New variable.
11171 * c-decl.c (c_default_pointer_mode): New variable.
11172 (c_build_pointer_type): New function.
11173 (grokdeclarator): Call c_build_pointer_type instead
11174 of build_pointer_type.
11176 * config/vms/vms-c.c: Include c-tree.h
11177 (saved_pointer_mode): New variable.
11178 (handle_pragma_pointer_size): New function.
11179 (vms_pragma_pointer_size, vms_pragma_required_pointer_size): Likewise.
11180 (vms_c_register_pragma): Register __pointer_size and
11181 __required_pointer_size pragmas.
11183 2012-03-09 Tristan Gingold <gingold@adacore.com>
11185 * config/vms/vms-c.c (vms_construct_include_filename): New function.
11186 (vms_c_register_includes): Reference it.
11188 2012-03-09 Andrew Pinski <apinski@cavium.com>
11190 PR middle-end/51988
11191 * tree-ssa-phiopt.c: Include tree-pretty-print.h for
11192 print_generic_expr.
11193 (tree_ssa_phiopt_worker): Go through all the PHIs for
11194 value_replacement instead of just the singleton one.
11195 (value_replacement): Change return type to int. Return 0 instead of
11197 Allow the middle basic block to contain more than just the defining
11199 Handle non empty middle basic blocks.
11200 * Makefile.in (tree-ssa-phiopt.o): Add tree-pretty-print.h.
11202 2012-03-09 Jiangning Liu <jiangning.liu@arm.com>
11204 * tree-scalar-evolution (interpret_rhs_expr): generate chrec for
11205 array reference and component reference.
11206 (analyze_scalar_evolution_for_address_of): New.
11208 2012-03-08 Jie Zhang <jzhang918@gmail.com>
11211 * config/bfin/bfin.c (hwloop_optimize): Fix unused variable warnings.
11212 (hwloop_pattern_reg): Fix set but not used warning.
11213 (bfin_reorg_loops): Remove unused parameter.
11214 (bfin_reorg): Update use of bfin_reorg_loops.
11216 2012-03-08 H.J. Lu <hongjiu.lu@intel.com>
11218 * config/i386/i386.c (setup_incoming_varargs_64): Use word_mode
11219 with integer parameters in registers.
11220 (gen_push): Push register in word_mode instead of Pmode.
11221 (ix86_emit_save_regs): Likewise.
11222 (ix86_emit_save_regs_using_mov): Save integer registers in word_mode.
11223 (gen_pop): Pop register in word_mode instead of Pmode.
11224 (ix86_emit_restore_regs_using_pop): Likewise.
11225 (ix86_expand_prologue): Replace Pmode with word_mode for push
11226 immediate. Use ix86_gen_pro_epilogue_adjust_stack. Save and
11227 restore RAX and R10 in word_mode.
11228 (ix86_emit_restore_regs_using_mov): Restore integer registers
11230 (ix86_expand_split_stack_prologue): Save R10_REG and restore in
11232 (ix86_split_to_parts): Use word_mode with PUT_MODE for push.
11233 (ix86_split_long_move): Likewise.
11235 * config/i386/i386.md (W): New.
11236 (*push<mode>2_prologue): Replace :P with :W.
11237 (*pop<mode>1): Likewise.
11238 (*pop<mode>1_epilogue): Likewise.
11239 (push/pop peephole2): Use word_mode scratch registers.
11241 2012-03-08 Uros Bizjak <ubizjak@gmail.com>
11243 * config/i386/predicates.md (indirect_branch_operand): Simplify.
11245 2012-03-08 Georg-Johann Lay <avr@gjlay.de>
11247 * config/avr/avr.md (*addhi3, addhi3_clobber): Add "w" alternative
11248 for constants in [-63,63].
11250 2012-03-08 Uros Bizjak <ubizjak@gmail.com>
11254 2012-03-04 H.J. Lu <hongjiu.lu@intel.com>
11256 * config/i386/i386.c (ix86_print_operand_address): Only handle
11257 zero-extended DImode addresses.
11259 2012-03-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
11261 * configure.ac (gcc_cv_as_ix86_tlsldmplt): Add label.
11262 * configure: Regenerate.
11264 2012-03-08 Georg-Johann Lay <avr@gjlay.de>
11267 * config/avr/avr.c (avr_mem_clobber): New static function.
11268 (avr_expand_delay_cycles): Add memory clobber operand to
11269 delay_cycles_1, delay_cycles_2, delay_cycles_3, delay_cycles_4.
11270 * config/avr/avr.md (unspec): Add UNSPEC_MEMORY_BARRIER.
11271 (enable_interrupt, disable_interrupt): New expander.
11272 (nopv, sleep, wdr): New expanders.
11273 (delay_cycles_1): Add memory clobber.
11274 (delay_cycles_2): Add memory clobber.
11275 (delay_cycles_3): Add memory clobber.
11276 (delay_cycles_4): Add memory clobber.
11277 (cli_sei): New insn from former "enable_interrupt",
11278 "disable_interrupt" with memory clobber.
11279 (*wdt): New insn from former "wdt" with memory clobber.
11280 (*nopv): Similar, but for "nopv".
11281 (*sleep): Similar, but for "sleep".
11283 2012-03-07 Oleg Endo <olegendo@gcc.gnu.org>
11284 Kaz Kojima <kkojima@gcc.gnu.org>
11287 * config/sh/sh.opt (msoft-atomic): Use Var instead of Mask.
11288 * config/sh/linux.h (TARGET_DEFAULT): Remove MASK_SOFT_ATOMIC.
11289 (SUBTARGET_OVERRIDE_OPTIONS): Define.
11291 2012-03-07 Uros Bizjak <ubizjak@gmail.com>
11293 * config/i386/predicates.md (x86_64_zext_general_operand): New.
11294 * config/i386/i386.md (*zero_extendsidi2_rex64): Change operand 1
11295 predicate to x86_64_zext_general_operand. Accept "Z" constraint.
11297 2012-03-07 Walter Lee <walt@tilera.com>
11299 * config/tilegx/tilegx.c (tilegx_expand_prologue): Don't generate
11300 REG_CFA_* notes for the stack pointer.
11301 (tilegx_expand_epilogue): Restore stack pointer by adjusting it by
11302 EH_RETURN_STACKADJ_RTX.
11303 * config/tilepro/tilepro.c (tilepro_expand_prologue): Don't
11304 generate REG_CFA_* notes for the stack pointer.
11305 (tilepro_expand_epilogue): Restore stack pointer by adjusting it
11306 by EH_RETURN_STACKADJ_RTX.
11308 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
11310 * doc/invoke.texi (AVR Built-in Macros): Correct condition for
11311 when __AVR_3_BYTE_PC__ is defined.
11313 2012-03-07 Uros Bizjak <ubizjak@gmail.com>
11315 * config/i386/i386.c (ix86_print_operand_punct_valid_p): Add '^'.
11316 (ix86_print_operand): Handle '^'.
11317 * config/i386/i386.md (*strmovdi_rex_1): Macroize memory operands
11318 using P mode iterator. Add %^ to asm template to conditionally emit
11320 (*rep_movdi_rex64): Ditto.
11321 (*strsetdi_rex_1): Ditto.
11322 (*rep_stosdi_rex64): Ditto.
11323 (*strmov{si,hi,qi}_1): Add %^ to asm template to
11324 conditionally emit addr32 prefix.
11325 (*rep_mov{si,qi}): Ditto.
11326 (*strset{si,hi,qi}): Ditto.
11327 (*rep_stos{si,qi}): Ditto.
11328 (*cmpstrnqi_nz_1): Ditto.
11329 (*cmpstrnqi_1): Ditto.
11330 (*strlenqi_1): Ditto.
11332 2012-03-07 H.J. Lu <hongjiu.lu@intel.com>
11334 * config/i386/i386.c (function_value_64): Return pointers in
11335 word_mode instead of Pmode.
11336 (ix86_promote_function_mode): Likewise.
11338 2012-03-07 Richard Guenther <rguenther@suse.de>
11340 * coverage.c (get_gcov_type): Use type_for_mode.
11341 (get_gcov_unsigned_t): Likewise.
11342 * expr.c (store_constructor): Use type_for_mode.
11343 (try_casesi): Likewise.
11344 * tree-ssa-loop-ivopts.c (add_standard_iv_candidates_for_size): Remove.
11345 (add_standard_iv_candidates): Use standard type trees.
11346 * dojump.c (do_jump): Remove dead code.
11348 2012-03-07 Richard Guenther <rguenther@suse.de>
11350 * c-typeck.c (pointer_diff): Use c_common_type_for_size.
11352 2012-03-07 Richard Guenther <rguenther@suse.de>
11354 * convert.c (strip_float_extensions): Move ...
11355 * tree.c (strip_float_extensions): ... here.
11357 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
11360 * config/avr/avr.md (xload<mode>_A): Add R22... to register footprint.
11362 2012-03-07 Richard Guenther <rguenther@suse.de>
11364 * omp-low.c (extract_omp_for_data): Use signed_type_for.
11365 (expand_omp_for_generic): Likewise.
11366 (expand_omp_for_static_nochunk): Likewise.
11367 (expand_omp_for_static_chunk): Likewise.
11368 * tree-vect-stmts.c (vect_gen_perm_mask): Use type_for_mode.
11369 * tree-vect-slp.c (vect_transform_slp_perm_load): Likewise.
11370 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop):
11371 Use unsigned_type_for.
11372 (vect_create_cond_for_align_checks): Use signed_type_for.
11374 2012-03-07 Andrey Belevantsev <abel@ispras.ru>
11376 PR rtl-optimization/52203
11377 * sel-sched.c (estimate_insn_cost): New parameter pempty. Adjust
11378 all callers to pass NULL except ...
11379 (reset_sched_cycles_in_current_ebb): ... here, save the value
11380 in new variable 'empty'. Increase issue_rate only for
11383 2012-03-07 Ralf Corsépius <ralf.corsepius@rtems.org>
11386 * Makefile.in: Let install-gcc-ar depend on installdirs,
11387 gcc-ar$(exeext), gcc-nm$(exeext), gcc-ranlib$(exeext).
11388 Don't double canonicalize if cross-compiling.
11390 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
11393 * gcc/config/avr/avr.c (expand_epilogue): Fix order of restoration
11394 to: RAMPZ, RAMPY, RAMPX, RAMPD.
11395 (expand_prologue): Only clear RAMPZ if it has effect on RAM-read.
11397 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
11400 * config/avr/avr.c (avr_out_xload): Don't read unintentionally
11402 * config/avr/avr.md (xload_8): Adjust insn length.
11404 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
11407 * gcc/config/avr/avr.c (avr_out_lpm): Clear RAMPZ after usage
11408 if RAMPZ affects reading from RAM.
11410 2012-03-07 Richard Guenther <rguenther@suse.de>
11414 * doc/invoke.texi (Precompiled Headers): Remove sentence that
11415 suggests you can include PCHs from inside another header.
11417 2012-03-07 Richard Sandiford <rdsandiford@googlemail.com>
11419 PR middle-end/52515
11420 * rtl.h (pc_rtx, cc0_rtx, ret_rtx, simple_return_rtx): Add GTY markers.
11422 2012-03-07 Kai Tietz <ktietz@redhat.com>
11424 * doc/invoke.texi (fwritable-relocated-rdata): Document
11425 new Cygwin/MinGW target option.
11426 * config/i386/winnt.c (i386_pe_unique_section): Ignore
11427 reloc if flag -fwritable-relocated-rdata is not set.
11428 (i386_pe_section_type_flags): Likewise.
11429 * config/i386/cygming.opt (fwritable-relocated-rdata):
11430 Add new flag variable flag_writable_rel_rdata.
11432 2012-03-07 Richard Guenther <rguenther@suse.de>
11434 * tree-ssa-math-opts.c (convert_mult_to_widen): Check actual
11435 precision against gimple constraints.
11437 2012-03-06 Richard Sandiford <rdsandiford@googlemail.com>
11439 PR middle-end/52372
11440 * rtl.h (pc_rtx, ret_rtx, simple_return_rtx, cc0_rtx): Redefine as
11442 (GR_PC, GR_CC0, GR_RETURN, GR_SIMPLE_RETURN): Delete.
11443 * emit-rtl.c (pc_rtx, ret_rtx, simple_return_rtx, cc0_rtx): New
11445 (init_emit_regs): Move associated initialization to...
11446 (init_emit_once): ...here.
11448 2012-03-06 Richard Henderson <rth@redhat.com>
11450 * config/m68k/m68k.h (ISA_HAS_TAS): New.
11451 * config/m68k/sync.md (atomic_test_and_set): Use it.
11452 (atomic_test_and_set_1): Likewise.
11454 2012-03-06 Michael Meissner <meissner@linux.vnet.ibm.com>
11457 * config/rs6000/vector.md (vector_uneq<mode>): Add support for
11458 UNEQ, LTGT, ORDERED, and UNORDERED IEEE vector comparisons.
11459 (vector_ltgt<mode>): Likewise.
11460 (vector_ordered<mode>): Likewise.
11461 (vector_unordered<mode>): Likewise.
11462 * config/rs6000/rs6000.c (rs6000_emit_vector_compare_inner): Likewise.
11464 2012-03-06 Aldy Hernandez <aldyh@redhat.com>
11466 * trans-mem.c: New typedef for tm_region_p.
11467 Define vector types for tm_region_p.
11468 (tm_region_init): Replace region_worklist to a vector called
11471 2012-03-06 Richard Guenther <rguenther@suse.de>
11473 * fold-const.c (build_fold_addr_expr_with_type_loc): Fold
11474 MEM_REF with constant pointer operand.
11476 2012-03-06 Richard Guenther <rguenther@suse.de>
11478 PR middle-end/52493
11479 * tree-ssa-alias.c (ptr_derefs_may_alias_p): Robustify.
11481 2012-03-06 Tristan Gingold <gingold@adacore.com>
11483 * config/vms/vms-c.c (vms_pragma_nomember_alignment): Handle octaword.
11484 (external_model_kind): Improve documentation.
11485 (vms_pragma_extern_model): Handle relaxed_redef.
11486 (vms_c_register_pragma): Allow expansion for nomember_alignment.
11488 2012-03-06 Georg-Johann Lay <avr@gjlay.de>
11490 * doc/invoke.texi (AVR Options): -mmcu=: Document the XMEGA cores.
11491 Explain RAMPD, RAMPX, RAMPDY, RAMPZ usage by avr-gcc.
11492 Some more notes on EIND usage and reorder EIND subsection.
11494 2012-03-06 Tristan Gingold <gingold@adacore.com>
11496 * config/vms/vms.c (VMS_CRTL_LDBL): Rename from VMS_CRTL_PRNTF.
11497 * config/vms/vms-crtlmap.map: Rename PRNTF to LDBL.
11499 2012-03-06 Tristan Gingold <gingold@adacore.com>
11501 * config/vms/t-vmsnative (version): Define.
11502 * config/vms/t-vms (STMP_FIXPROTO, STMP_FIXINC, version): Remove.
11504 2012-03-06 Andrey Belevantsev <abel@ispras.ru>
11506 PR rtl-optimization/52250
11507 * sel-sched-ir.c (maybe_tidy_empty_bb): Try harder to find a bb
11508 to put note list into. Unconditionally call move_bb_info.
11509 (move_bb_info): Do not assert the blocks being in the same region,
11510 just drop the note list if they are not.
11512 2012-03-06 Oleg Endo <olegendo@gcc.gnu.org>
11515 * config/sh/sh.c (sh_expand_t_scc): Remove SH2A special case
11516 and use unified expansion logic.
11517 * config/sh/sh.md (xorsi3_movrt): Rename to movrt. Move
11518 closer to the existing movt insn.
11519 (negc): Rename insn to *negc. Add new expander.
11520 (movnegt): Use xor pattern for T bit negation. Reserve helper
11521 constant for negc pattern.
11522 (*movnegt): New insn and splitter.
11524 2012-03-05 Bernd Schmidt <bernds@codesourcery.com>
11526 * c-typeck.c (pointer_diff): Check for POINTER_PLUS_EXPR, not
11529 2012-03-05 Richard Henderson <rth@redhat.com>
11531 * genemit.c (main): Include "target.h" in insn-emit.c.
11532 * Makefile.in (insn-emit.o): Depend on TARGET_H.
11533 * config/sh/sync.md (atomic_test_and_set): Reference
11534 targetm.atomic_test_and_set_trueval instead of
11535 TARGET_ATOMIC_TEST_AND_SET_TRUEVAL.
11537 2012-03-05 Joern Rennecke <joern.rennecke@embecosm.com>
11539 * config/epiphany/epiphany.c (epiphany_function_value_regno_p):
11542 2012-03-05 Steven Bosscher <steven@gcc.gnu.org>
11544 * langhooks.c (add_builtin_type): New function.
11545 * langhooks.h (add_builtin_type): Export it.
11546 * config/mep/mep.c (mep_init_builtins): Use it.
11547 * config/rs6000/rs6000.c (rs6000_init_builtins): Use it.
11549 2012-03-05 Jakub Jelinek <jakub@redhat.com>
11552 * tree.h (BLOCK_SAME_RANGE): Define.
11553 * function.c (block_fragments_nreverse): Clear BLOCK_SAME_RANGE
11554 if BLOCK_FRAGMENT_CHAIN is non-NULL, but has it cleared.
11555 Also clear BLOCK_SAME_RANGE if fragment chain's supercontext fragment
11556 isn't equal to supercontext fragment's fragment chain.
11557 Adjust BLOCK_SUPERCONTEXT to point to supercontext fragment's
11559 (blocks_nreverse_all): Likewise.
11560 (reorder_blocks_1): Compute BLOCK_SAME_RANGE bits. Set
11561 BLOCK_SUPERCONTEXT to supercontext fragment instead of
11562 supercontext fragment's fragment origin.
11563 * dwarf2out.c (add_high_low_attributes): If stmt has the same
11564 range as its parent (or parents thereof etc.), use the parent's
11565 DW_AT_ranges value instead of creating a new .debug_ranges range.
11567 2012-03-05 Richard Henderson <rth@redhat.com>
11570 Revert: 2011-11-26 Richard Henderson <rth@redhat.com>
11571 * omp-low.c (expand_omp_atomic): Assume anything aligned to
11572 BIGGEST_ALIGNMENT is aligned.
11574 2012-03-05 Richard Henderson <rth@redhat.com>
11576 * config/sh/sh.h (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): Move...
11577 * config/sh/sh.c: ... here.
11579 2012-03-05 Richard Henderson <rth@redhat.com>
11582 * config/m68k/sync.md (atomic_test_and_set): Use expand_simple_unop
11583 instead of calling negqi2 directly.
11585 2012-03-05 Aldy Hernandez <aldyh@redhat.com>
11587 PR middle-end/52463
11588 * trans-mem.c (tm_region_init): Use last_basic_block.
11590 2012-03-05 Oleg Endo <olegendo@gcc.gnu.org>
11592 * config/sh/sh.h (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New hook.
11593 * config/sh/sync.md (atomic_test_and_set): New expander.
11594 (tasb, atomic_test_and_set_soft): New insns.
11595 * config/sh/sh.opt (menable-tas): New option.
11596 * doc/invoke.texi (SH Options): Document it.
11598 2012-03-05 Richard Guenther <rguenther@suse.de>
11600 * cfgloop.c (verify_loop_structure): Verify dominators before
11602 * graphite-clast-to-gimple.c (graphite_verify): Do not verify
11603 dominators from here.
11604 * graphite-scop-detection.c (create_sese_edges): Likewise.
11605 * loop-doloop.c (doloop_optimize_loops): Likewise.
11606 * loop-init.c (loop_optimizer_init): Likewise.
11607 * loop-unroll.c (unroll_and_peel_loops): Likewise.
11608 * loop-unswitch.c (unswitch_loops): Likewise.
11609 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Likewise.
11610 * tree-parloops.c (parallelize_loops): Likewise. Verify
11611 only when checking is enabled.
11612 * tree-loop-distribution.c (tree_loop_distribution): Likewise.
11614 2012-03-05 Bernd Schmidt <bernds@codesourcery.com>
11616 * genautomata.c (parse_automata_opt): New static function.
11617 (initiate_automaton_gen): Remove all option handling code. Remove
11618 argc argument. All callers changed.
11619 (main): Call init_rtx_reader_args_cb with the new function as argument.
11621 2012-03-05 Richard Guenther <rguenther@suse.de>
11623 * cfgexpand.c (gimple_expand_cfg): Free dominator info.
11624 * tree-if-conv.c (combine_blocks): Free post-dominator info
11626 * tree-parloops.c (create_parallel_loop): Free and re-compute
11627 dominator info after breaking it.
11629 2012-03-05 Richard Guenther <rguenther@suse.de>
11631 PR middle-end/52353
11632 * optabs.h (trapv_unoptab_p): New function.
11633 (trapv_binoptab_p): Likewise.
11634 * optabs.c (expand_binop): Use emit_libcall_block_1 with
11635 a proper equiv_may_trap argument.
11636 (expand_unop): Likewise.
11637 (emit_libcall_block_1): Take extra argument whether the
11638 instruction may trap. Renamed from ...
11639 (emit_libcall_block): ... this. New wrapper.
11641 2012-03-05 Jakub Jelinek <jakub@redhat.com>
11643 PR tree-optimization/51721
11644 * tree-vrp.c (register_edge_assert_for_2): If comparing
11645 lhs of right shift by constant with an integer constant,
11646 add ASSERT_EXPRs for the rhs1 of the right shift.
11648 * cfgrtl.c (cfg_layout_merge_blocks): Cleanup.
11650 2012-03-05 Richard Guenther <rguenther@suse.de>
11652 * tree.c (integer_zerop): Handle VECTOR_CSTs.
11653 (integer_onep): Likewise.
11654 (integer_all_onesp): Likewise.
11656 2012-03-05 Georg-Johann Lay <avr@gjlay.de>
11658 * config/avr/avr.md (*umaddqihi4.2): New insn-and-split.
11660 2012-03-04 H.J. Lu <hongjiu.lu@intel.com>
11662 * config/i386/i386.c (pro_epilogue_adjust_stack): Check Pmode
11663 instead of TARGET_64BIT.
11665 2012-03-04 H.J. Lu <hongjiu.lu@intel.com>
11667 * config/i386/i386.c (ix86_expand_prologue): Check Pmode to set
11670 2012-03-04 H.J. Lu <hongjiu.lu@intel.com>
11672 * config/i386/i386.c (ix86_print_operand_address): Only handle
11673 zero-extended DImode addresses.
11675 2012-03-04 Uros Bizjak <ubizjak@gmail.com>
11677 * config/i386/i386.c (ix86_print_operand) <case '+'>: Declare
11678 taken and cputaken as bool.
11680 2012-03-04 Uros Bizjak <ubizjak@gmail.com>
11682 * config/i386/constraints.md (Ya): New internal constraint.
11683 * config/i386/i386.md (zero_extendsidi2): Remove expansion.
11684 (*zero_extendsidi2_rex64): Add x,x alternative.
11685 (*zero_extendsidi2): Ditto. Add o,0 alternative.
11686 Remove flags reg clobber. Adjust corresponding splits.
11687 (zero_extend<mode>si2): Macroize expander from zero_extendhisi2 and
11688 zero_extendqisi2 expanders using SWI12 mode iterator.
11689 (zero_extend<mode>si2_and): Macroize insn from
11690 zero_extendhisi2_and and zero_extendqisi2_and. Merge corresponding
11692 (*zero_extend<mode>si2): Macroize insn from
11693 *zero_extendhisi2_movzbl and *zero_extendqisi2_movzbl.
11694 (*zero_extend*2_movzbl_and): Remove insn patterns.
11695 (zero_extendqihi2_and): Merge corresponding splitter.
11696 (*zero_extendqihi2): Rename from *zero_extendqihi2_movzbl.
11697 (*zero_extend*2_movzbl_and): Remove insn patterns.
11698 (*anddi_1): Split TYPE_IMOVX instructions.
11699 (*andsi_1): Use Ya for alternative 2. Split TYPE_IMOVX instructions.
11701 (and->zext splitter): Add splitter pattern.
11702 (zero extend with andsi3 splitter): Adjust zero_extend pattern.
11704 2012-03-04 Sandra Loosemore <sandra@codesourcery.com>
11706 * doc/invoke.texi (C++ Dialect Options): Minor copy-edits to
11708 (Debugging Options): Likewise.
11709 (Optimize Options): Likewise.
11710 (i386 and x86-64 Options): Discuss -march before -mtune, consistently
11711 with other architectures. Use official processor names with correct
11712 spelling/capitalization. Fix formatting and grammar issues.
11713 (i386 and x86-64 Windows Options): Similar cleanup here.
11715 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
11717 * config/sh/sh.md (abssi2): Add TARGET_SH1 condition.
11719 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
11721 * config/sh/sh.c (sh_dwarf_register_span): Don't apply
11722 DBX_REGISTER_NUMBER.
11724 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
11726 * config/sh/sh.c (shiftcosts): Return MAX_COST when the first
11727 operand is CONST_INT. Take COSTS_N_INSNS into account.
11728 (sh_rtx_costs): Don't apply COSTS_N_INSNS to the return value
11731 2012-03-02 Richard Henderson <rth@redhat.com>
11733 * optabs.c (expand_atomic_test_and_set): Honor
11734 atomic_test_and_set_trueval even when atomic_test_and_set
11735 optab is not in use.
11737 2012-03-02 Kaz Kojima <kkojima@gcc.gnu.org>
11741 * config/sh/sh.c (sh_register_move_cost): Increase cost between
11742 GENERAL_REGS and FP_REGS for SImode.
11744 2012-03-02 Oleg Endo <olegendo@gcc.gnu.org>
11747 * config/sh/sh.md (negdi2): Add TARGET_SH1 condition.
11748 (absdi2): New expander.
11749 (*absdi2, *negabsdi2, negdi_cond): New insns and splits.
11751 2012-03-02 Oleg Endo <olegendo@gcc.gnu.org>
11753 * config/sh/sync.md (atomic_exchange<mode>): New expander.
11754 (atomic_exchange<mode>_soft): New insn.
11756 2012-03-02 Oleg Endo <olegendo@gcc.gnu.org>
11758 * config/sh/sync.md: Update copyright notice dates.
11759 (atomic_compare_and_swap<mode>): Use SImode for return value instead
11761 (atomic_compare_and_swap<mode>_soft): Likewise.
11763 2012-03-02 Oleg Endo <olegendo@gcc.gnu.org>
11766 * config/sh/sh.h (LOOP_ALIGN): Move logic to sh_loop_align.
11767 * config/sh/sh.c: Update copyright notice dates.
11768 (sh_loop_align): Add logic from LOOP_ALIGN. Don't disable loop
11769 alignment for TARGET_HARD_SH4.
11770 (sh_option_override): Reduce default function alignment. Set
11771 loop alignment to 4 bytes when not optimizing for size.
11773 2012-03-02 Maxim Kuvyrkov <maxim@codesourcery.com>
11775 PR middle-end/50335
11776 * doc/invoke.texi (floop-flatten): Remove.
11777 * toplev.c (process_options): Remove references to flag_loop_flatten.
11778 * tree-ssa-loop.c (gate_graphite_transform): Same.
11779 * common.opt (floop-flatten): Obsolete.
11780 * graphite-poly.c (apply_poly_transforms): Remove reference to
11782 * Makefile.in (graphite-flattening.o): Remove.
11783 * graphite-flattening.c: Remove.
11785 2012-03-02 Uros Bizjak <ubizjak@gmail.com>
11787 * compare-elim.c (find_comparisons_in_bb): Eliminate only compares
11788 having mode compatible with the mode of previous compare. Substitute
11789 compare mode of previous compare with the mode, compatible
11790 with eliminated and previous compare.
11792 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
11794 * config/rs6000/dfp.md (floatdidd2): New define_insn.
11796 2012-03-02 Uros Bizjak <ubizjak@gmail.com>
11798 * config/i386/i386.c (ix86_cc_modes_compatible): Declare CCZmode
11799 compatible with CCGOCmode and CCGCmode.
11801 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
11803 * config/rs6000/vsx.md (vsx_set_<mode>): Reorder operands.
11805 2012-03-02 Ulrich Weigand <ulrich.weigand@linaro.org>
11807 * config/arm/arm.c (arm_sat_operator_match): New function.
11808 * config/arm/arm-protos.h (arm_sat_operator_match): Add prototype.
11809 * config/arm/arm.md ("insn" attribute): Add "sat" value.
11810 ("SAT", "SATrev"): New code iterators.
11811 ("SATlo", "SAThi"): New code iterator attributes.
11812 ("*satsi_<SAT:code>"): New pattern.
11813 ("*satsi_<SAT:code>_shift"): Likewise.
11814 * config/arm/arm-fixed.md ("arm_ssatsihi_shift"): Add "insn"
11815 and "shift" attributes.
11816 ("arm_usatsihi"): Add "insn" attribute.
11817 * config/arm/predicates.md (sat_shift_operator): Allow multiplication
11818 by powers of two. Do not allow shift by 32.
11820 2012-03-02 Uros Bizjak <ubizjak@gmail.com>
11823 * config/i386/i386.c (construct_container): Use gen_reg_or_parallel
11824 to pass the argument in the register of "natural" mode.
11826 2012-03-02 Richard Guenther <rguenther@suse.de>
11828 PR tree-optimization/52406
11829 * tree-data-ref.h: Update documentation about DR_BASE_OBJECT.
11830 (struct indices): Add unconstrained_base member.
11831 (struct dr_alias): Remove unused vops member.
11832 (DR_UNCONSTRAINED_BASE): New define.
11833 * tree-data-ref.c (dr_analyze_indices): For COMPONENT_REFs
11834 add indices to allow their disambiguation. Make DR_BASE_OBJECT
11835 be an artificial access that covers the whole indexed object,
11836 or mark it with DR_UNCONSTRAINED_BASE if we cannot do so. Canonicalize
11837 plain decl base-objects to their MEM_REF variant.
11838 (dr_may_alias_p): When the base-object of either data reference
11839 has unknown size use only points-to information.
11840 (compute_affine_dependence): Make dumps easier to read and
11842 * tree-vect-data-ref.c (vector_alignment_reachable_p): Use
11843 DR_REF when looking for packed references.
11844 (vect_supportable_dr_alignment): Likewise.
11846 2012-03-02 Greta Yorsh <Greta.Yorsh@arm.com>
11848 * config/arm/arm-ldmstm.ml (write_ldm_commutative_peephole):
11849 Improve conditions for peepholes of loads followed by commutative
11851 * config/arm/ldmstm.md: Regenerated.
11853 2012-03-02 Richard Guenther <rguenther@suse.de>
11855 * BASE-VER: Set to 4.8.0.
11857 2012-03-01 Richard Earnshaw <rearnsha@arm.com>
11859 * config.gcc (obsolete): Add all ARM targets using the FPA.
11860 (with_fpu): Obsolete selection of the FPA or Maverick on ARM.
11861 * doc/install.texi: Avoid references to obsolete ARM ports.
11863 2012-03-01 Joern Rennecke <joern.rennecke@embecosm.com>
11865 * config/epiphany/epiphany.md (movmisalign<mode>): New patterns.
11867 2012-03-01 Jeremy Bennett <jeremy.bennett@embecosm.com>
11868 Joern Rennecke <joern.rennecke@embecosm.com>
11870 * doc/extend.texi: Expand and update information on interrupt
11871 attribute for Epiphany.
11873 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
11875 * config/sh/sh-protos.h: Update copyright notice dates.
11876 * config/sh/sh.h: Likewise.
11877 * config/sh/sh.md: Likewise.
11878 * config/sh/constraints.md: Likewise.
11879 * config/sh/predicates.md: Likewise.
11881 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
11883 * config/sh/sh-protos.h (tertiary_reload_operand): Remove dead function.
11884 * config/sh/sh.c (tertiary_reload_operand): Likewise.
11886 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
11888 * config/sh/constraints.md: Fix comment typo.
11890 2012-03-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11893 * config/pa/pa.md (zvdep_imm32): Change type of variable x from int to
11894 unsigned HOST_WIDE_INT.
11895 (zvdep_imm64): Likewise.
11896 (vdepi_ior): Change type of variable x from int to HOST_WIDE_INT.
11897 (vdepi_and): Likewise.
11898 Likewise for unamed 64-bit patterns.
11899 * config/pa/predicates.md (lhs_lshift_cint_operand): Update comment.
11901 2012-03-01 Alexandre Oliva <aoliva@redhat.com>
11904 PR rtl-optimization/52417
11905 * cselib.c (cselib_any_perm_equivs): New variable.
11906 (cselib_reset_table): Check that it's not set when not
11907 preserving constants.
11908 (cselib_add_permanent_equiv): Set it.
11909 (cselib_have_permanent_equivalences): New.
11910 (cselib_init, cselib_finish): Reset it.
11911 * cselib.h (cselib_have_permanent_equivalences): Declare.
11912 * alias.c (get_addr): Restore earlier behavior when there
11913 aren't permanent equivalences.
11915 2012-03-01 Steven Bosscher <steven@gcc.gnu.org>
11917 * config/mn10300/mn10300-modes.def: Fix copyright notice.
11918 * config/v850/v850-modes.def: Fix copyright notice.
11920 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
11922 * doc/extend.texi (AVR Built-in Functions): Document
11923 __builtin_avr_flash_segment.
11925 * config/avr/builtins.def (__builtin_avr_flash_segment): New entry.
11926 * config/avr/avr.md (flash_segment, flash_segment1): New expanders.
11927 (*split.flash_segment): New insn-and-split.
11928 * config/avr/avr.c (avr_init_builtins): Add local variables:
11929 const_memx_void_node, const_memx_ptr_type_node,
11930 char_ftype_const_memx_ptr.
11932 2012-03-01 Jakub Jelinek <jakub@redhat.com>
11934 PR tree-optimization/52445
11935 * tree-ssa-phiopt.c (struct name_to_bb): Remove ssa_name field,
11936 add ssa_name_ver, offset and size fields and change store field
11938 (name_to_bb_hash, name_to_bb_eq): Adjust for the above changes.
11939 (add_or_mark_expr): Likewise. Only consider previous stores
11940 with the same size and offset.
11941 (nt_init_block): Only look at gimple_assign_single_p stmts,
11942 doesn't look at rhs2.
11944 2012-03-01 Richard Guenther <rguenther@suse.de>
11946 PR middle-end/52443
11947 * tree-cfg.c (verify_gimple_assign_unary): Allow any
11948 conversions from integral types to pointer types.
11950 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
11952 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Restore built-in
11953 defines for __UINT24_MAX__, __INT24_MAX__, __INT24_MIN__
11954 unintentionally removed in r184616.
11956 2012-03-01 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
11958 * doc/invoke.texi: Document AMD bdver2 and remove mentioning
11961 2012-02-29 Jakub Jelinek <jakub@redhat.com>
11962 Uros Bizjak <ubizjak@gmail.com>
11965 * config/i386/sse.md (vec_set<mode>_0): Swap "*r" and "fF"
11966 alternatives, add "e" constraint to the new last alternative
11967 and ! to last 3 alternatives.
11969 2012-02-29 Eric Botcazou <ebotcazou@adacore.com>
11971 * dwarf2out.c (modified_type_die): Set DW_AT_GNAT_descriptive_type and
11972 DW_AT_artificial attributes at the end of the processing.
11973 (gen_array_type_die): Likewise.
11974 (gen_enumeration_type_die): Likewise.
11975 (gen_struct_or_union_type_die): Likewise.
11976 (add_gnat_descriptive_type_attribute): Do not suppress debug info for
11979 2012-02-29 Jakub Jelinek <jakub@redhat.com>
11981 PR middle-end/52419
11982 * expr.c (expand_assignment): If doing misaligned store that doesn't
11983 cover all mode bits, perform a RMW cycle.
11985 PR tree-optimization/52429
11986 * tree-parloops.c (separate_decls_in_region_debug): Return early
11987 if var is LABEL_DECL.
11989 2012-02-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
11991 PR tree-optimization/52424
11992 * tree-ssa-dom.c (dom_opt_leave_block): Push a marker before
11993 calling dom_thread_across_edge.
11995 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
11997 * config/avr/avr.c: Move definition of TARGET macros to end of file.
11999 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
12001 * config/avr/avr-protos.h (avr_output_bld): Remove unused prototype.
12002 * config/avr/avr.c (avr_output_bld): Remove unused function.
12003 (avr_out_sbxx_branch): Use "%T" to print bit position.
12005 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
12007 * config/avr/avr.md: Untabify.
12009 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
12011 * config/avr/avr.md (eqne): New code iterator.
12012 (*dec-and-branchsi): Use it in text peephole's condition.
12013 (*dec-and-branchhi): Ditto.
12014 (*dec-and-branchqi): Ditto.
12016 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
12019 * config/avr/avr.h (ASM_SPEC): Add -mno-skip-bug if we know that
12020 the device does not have the skip-bug.
12022 2012-02-29 Oleg Endo <olegendo@gcc.gnu.org>
12024 * doc/invoke.texi (-msoft-atomic): Add more detailed description.
12025 (-mbranch-cost, -mcbranchdi -mcmpeqdi -mfused-madd
12026 -mpretend-cmove): New.
12028 2012-02-29 Jakub Jelinek <jakub@redhat.com>
12031 * df.h (struct df_d): Adjust comment that hard_regs_live_count
12032 doesn't count DEBUG_INSN refs.
12033 * df-scan.c (df_ref_create_structure): Don't set DF_HARD_REG_LIVE
12034 for DEBUG_INSN refs.
12036 2012-02-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
12040 2012-02-20 Richard Guenther <rguenther@suse.de>
12041 PR tree-optimization/52298
12042 * tree-vect-stmts.c (vectorizable_load): Properly use
12043 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing outer loops.
12045 2012-02-28 Aldy Hernandez <aldyh@redhat.com>
12047 PR middle-end/51752
12048 * gimple.h (gimple_in_transaction): New.
12049 (gimple_set_in_transaction): New.
12050 (struct gimple_statement_base): Add in_transaction field.
12051 * tree-ssa-loop-im.c: (movement_possibility): Restrict movement of
12053 (tree_ssa_lim_initialize): Compute transaction bits.
12054 * tree.h (compute_transaction_bits): Protoize.
12055 * trans-mem.c (tm_region_init): Use the heap to store BB
12057 (compute_transaction_bits): New.
12059 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
12061 * gcc.c (display_help): Document --help=common and sort entries
12064 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
12066 * doc/install.texi: Document check-$LANG specific shortcuts
12068 2012-02-28 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
12071 * config/arm/arm.c (neon_builtin_data): Add entries for vcgeu
12073 * config/arm/arm_neon.h: Regenerate.
12074 * config/arm/neon.md (unspec): Add UNSPEC_VCGEU, and UNSPEC_VCGTU.
12075 (neon_vcgeu): New insn.
12076 (neon_vcgtu): Likewise.
12077 * config/arm/neon.ml (s_8_32, u_8_32): New lists.
12078 (ops): Unsigned comparison intrinsics call a different builtin.
12080 2012-02-28 Richard Guenther <rguenther@suse.de>
12083 * config/i386/i386.c (ix86_expand_vector_set): Fix element
12084 ordering for the VEC_CONCAT for two element vectors for
12085 V2SFmode, V2SImode and V2DImode.
12087 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
12090 * config.gcc (arm*-*-linux*): Use an unambiguous pattern for
12091 detecting big-endian triplets.
12093 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
12095 * arm.c (aapcs_vfp_is_call_or_return_candidate): Only use the machine
12096 mode if there is no type information available.
12098 2012-02-28 Thomas Koenig <tkoenig@gcc.gnu.org>
12100 PR tree-optimization/53207
12101 * doc/invoke.texi: Document as experimental and relying on graphite.
12103 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
12105 * config/avr/avr-devices.c (avr_mcu_type): Adjust NULL part
12106 of initializer to changes from r184614.
12108 2012-02-28 Richard Guenther <rguenther@suse.de>
12110 PR tree-optimization/52395
12111 * tree-sra.c (build_ref_for_offset): Also look at the base
12112 TYPE_ALIGN when figuring out the alignment of the replacement.
12114 2012-02-28 Richard Guenther <rguenther@suse.de>
12116 PR tree-optimization/52402
12117 * ipa-prop.c (ipa_modify_call_arguments): Properly use
12118 mis-aligned types when creating the accesses at the call site.
12120 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
12122 * config/avr/builtins.def: New file.
12123 * config/avr/t-avr (avr.o, avr-c.o): Depend on it.
12124 * config/avr/avr.c (enum avr_builtin_id): Use it.
12125 (avr_init_builtins): Use it. And use avr_bdesc.
12126 (bdesc_1arg): Remove.
12127 (bdesc_2arg): Remove.
12128 (bdesc_3arg): Remove.
12129 (struct avr_builtin_description): Add field n_args.
12130 (avr_bdesc): New static variable using builtins.def.
12131 (avr_expand_builtin): Use it.
12132 Don't call avr_expand_delay_cycles if op0 is not CONST_INT.
12133 (avr_fold_builtin): Fold AVR_BUILTIN_SWAP.
12134 Don't fold AVR_BUILTIN_INSERT_BITS if arg0 is not INTEGER_CST.
12136 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
12139 * config/avr/avr.md (movmem_<mode>): Replace match_operand that
12140 match only one single hard register with respective hard reg rtx.
12141 (movmemx_<mode>): Ditto.
12142 * config/avr/avr.c (avr_emit_movmemhi): Adapt expanding to new
12143 insn anatomy of movmem[x]_<mode>.
12144 (avr_out_movmem): Same for printing assembler and operand usage.
12146 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
12150 * doc/extend.texi (AVR Named Address Spaces): No more try to fix
12151 address spaces located outside of device flash.
12153 * config/avr/avr.h (base_arch_s): Remove field n_segments.
12154 (mcu_type_s): Add field n_flash.
12155 * config/avr/avr-devices.c (avr_arch_types): Remove .n_segments.
12156 Set .have_elpm and .have_elpmx to 1 for avrxmega4 and avrxmega5.
12157 (AVR_MCU): Add N_FLASH argument.
12158 * config/avr/avr-mcus.def (AVR_MCU): Add initializer for .n_flash.
12159 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Only define built-in
12160 macro __FLASH<n> if that address space makes sense for the device.
12161 * config/avr/avr.c (avr_out_lpm): Don't try to fix address spaces
12162 outside of target flash.
12163 (avr_asm_named_section): Ditto.
12164 (avr_asm_select_section): Ditto.
12165 (avr_addr_space_convert): Ditto.
12166 (avr_emit_movmemhi): Ditto.
12167 (avr_nonconst_pointer_addrspace, avr_pgm_check_var_decl): Error if
12168 address space is outside of device flash.
12169 (avr_insert_attributes): Ditto.
12170 (avr_xload_libgcc_p): Use avr_current_device->n_flash instead of
12171 avr_current_arch->n_segments.
12173 2012-02-27 H.J. Lu <hongjiu.lu@intel.com>
12176 * config/i386/i386.md (*movabs<mode>_1): Enable only for TARGET_LP64.
12177 (*movabs<mode>_2): Likewise.
12179 2012-02-27 Jakub Jelinek <jakub@redhat.com>
12182 * config/arm/neon.md (vashr<mode>3, vlshr<mode>3): Use
12183 s_register_operand in the test instead of REG_P. Don't call
12184 gen_reg_rtx if it won't be used.
12186 PR tree-optimization/52376
12187 * ipa-split.c (split_function): Ignore CLOBBER stmts.
12189 2012-02-27 Stuart Henderson <shenders@gcc.gnu.org>
12191 * ifcvt.c (noce_get_condition): Check condition variable is not
12192 small_register_classes_for_mode_p before accepting.
12194 2012-02-27 Uros Bizjak <ubizjak@gmail.com>
12196 * config/i386/i386.md (*movabs<mode>_1): Fix operand 1 constraints.
12198 2012-02-27 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
12201 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
12202 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
12204 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
12206 2012-02-27 Oleg Endo <olegendo@gcc.gnu.org>
12208 * config/sh/sh.h: Delete dead GO_IF_LEGITIMATE_INDEX macro.
12210 2012-02-26 Oleg Endo <olegendo@gcc.gnu.org>
12212 * config/sh/predicates.md: Remove blank lines.
12213 * config/sh/sh.c: Fix typos in comments.
12214 * config/sh/constraints.md: Likewise.
12215 * config/sh/sh.md: Remove blank lines.
12216 Fix typos in comments. Use ;; as comment characters.
12218 2012-02-26 Walter Lee <walt@tilera.com>
12220 * config/tilegx/tilegx.c (match_pcrel_step2): Fix instruction pattern.
12221 (replace_mov_pcrel_step2): Ditto.
12223 2012-02-25 Alexandre Oliva <aoliva@redhat.com>
12226 * alias.c (refs_newer_value_cb, refs_newer_value_p): New.
12227 (get_addr): Walk canonical value's locs. Avoid returning VALUEs
12228 and locs that reference values newer than the non-canonical value
12229 at hand. Return the canonical value as a worst case.
12230 (memrefs_conflict_p): Walk canonical value's locs.
12233 * cselib.c (preserve_only_constants): Rename to...
12234 (preserve_constants_and_equivs): ... this. Split out...
12235 (invariant_or_equiv_p): ... this. Preserve plus expressions
12236 of other preserved expressions too.
12237 (cselib_reset_table): Adjust.
12238 * var-tracking.c (reverse_op): Use canonical value to build
12241 2012-02-23 Kai Tietz <ktietz@redhat.com>
12243 * config/i386/i386.c (ix86_delegitimize_address): Handle
12244 UNSPEC_PCREL plus displacement.
12246 2012-02-24 Georg-Johann Lay <avr@gjlay.de>
12249 * config/avr/avr.c (avr_out_movhi_mr_r_xmega): Use base
12250 to test for unusedness in st X addressing.
12252 2012-02-24 Richard Guenther <rguenther@suse.de>
12254 PR middle-end/52361
12255 * gimple.c (walk_gimple_op): Use predicates with less redundant tests.
12256 (is_gimple_reg_type): Move inline ...
12257 * gimple.h (is_gimple_reg_type): ... here.
12259 2012-02-24 Richard Guenther <rguenther@suse.de>
12261 PR middle-end/52361
12262 * passes.c (execute_function_todo): When verifying SSA form
12263 verify gimple form first.
12264 * tree-ssa.c (verify_ssa): Do not verify gimple form here.
12266 2012-02-24 Richard Guenther <rguenther@suse.de>
12268 PR middle-end/52355
12269 * fold-const.c (fold_addr_of_array_ref_difference): New function.
12270 (fold_binary_loc): Use it to extend the existing &a[i] - &a[j] folding.
12272 2012-02-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
12274 * tree-if-conv (predicate_scalar_phi): Commentary typo fix.
12276 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
12278 * tree-phinodes.c (make_phi_node): Mark static.
12279 * tree-flow.h (make_phi_node): Remove extern decl.
12280 * doc/gimple.texi (make_phi_node): Remove documentation.
12282 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
12284 * tree-into-ssa (update_ssa): Avoid trailing whitespace in dump_file.
12285 * tree-ssa-sccvn.c (print_scc): Ditto.
12287 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
12289 * doc/passes.texi (Full redundancy elimination): Fix typo.
12291 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
12293 * doc/invoke.texi (-fdse, -fdce): Remove duplicate entries.
12295 2012-02-23 Eric Botcazou <ebotcazou@adacore.com>
12298 * haifa-sched.c (rank_for_schedule): Stabilize sort for debug insns.
12300 2012-02-23 Uros Bizjak <ubizjak@gmail.com>
12303 * c-decl.c (start_function): Exit early if decl1 is not FUNTION_DECL.
12305 2012-02-23 Georg-Johann Lay <avr@gjlay.de>
12307 * config/avr/avr.md (code_stdname): Add ior, xor.
12308 (xior): New code iterator.
12309 (*<code_stdname><mode>qi.byte0): Use xior instead of ior.
12310 (*<code_stdname><mode>qi.byte1-3): Ditto.
12312 2012-02-23 Jakub Jelinek <jakub@redhat.com>
12314 PR tree-optimization/52019
12315 * ipa-split.c (find_return_bb, find_retval, visit_bb): Ignore
12318 2012-02-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
12320 * acinclude.m4: Use HAVE_INITFINI_ARRAY_SUPPORT instead of
12321 HAVE_INITFINI_ARRAY to work around namespace pollution in
12322 certain versions of newlib system headers.
12323 * config.in: Regenerate.
12324 * configure: Regenerate.
12325 * config/initfini-array.h: Use HAVE_INITFINI_ARRAY_SUPPORT
12326 instead of HAVE_INITFINI_ARRAY.
12328 2012-02-22 Uros Bizjak <ubizjak@gmail.com>
12331 * config/i386/i386.c (ix86_print_operand) <case 'H'>: Error out if x
12332 is not offsettable memory reference.
12334 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
12337 * config/avr/avr.c (avr_asm_output_aligned_decl_common): Skip
12338 setting avr_need_clear_bss_p for __gnu_lto* symbols.
12340 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
12342 * config/avr/avr.h (avr_accumulate_outgoing_args): Return int.
12343 * config/avr/avr.c (avr_accumulate_outgoing_args): Return int.
12345 2012-02-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
12347 * configure.ac (LIB_TLS_SPEC): Enforce use of alternate thread
12348 library on Solaris 8 even without TLS support.
12349 * configure: Regenerate.
12351 2012-02-22 Richard Guenther <rguenther@suse.de>
12353 PR middle-end/52329
12354 * gimple-fold.c (fold_stmt_1): Also canonicalize ADDR_EXPRs
12355 for GIMPLE_DEBUG stmts.
12357 2012-02-22 Martin Jambor <mjambor@suse.cz>
12359 PR middle-end/51782
12360 * emit-rtl.c (set_mem_attributes_minus_bitpos): Set address space
12361 according to the base object.
12363 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
12365 PR rtl-optimization/50063
12366 * config/avr/avr.md (movhi_sp_r): Handle -1 (unknown IRQ state)
12367 and 2 (8-bit SP) in operand 2.
12368 * config/avr/avr.c (avr_prologue_setup_frame): Adjust prologue
12369 setup to use movhi_sp_r instead of vanilla move to write SP.
12370 Adjust REG_CFA notes to superseed unspec.
12371 (expand_epilogue): Adjust epilogue setup to use movhi_sp_r instead
12373 As function body might contain CLI or SEI: Use irq_state 0 (IRQ
12374 known to be off) only with TARGET_NO_INTERRUPTS. Never use
12375 irq_state 1 (IRQ known to be on) here.
12377 2012-02-21 Bernd Schmidt <bernds@codesourcery.com>
12379 * ira.c (check_allocation): Use REG_WORDS_BIG_ENDIAN, not
12381 * ira-color.c (setup_profitable_hard_regs, check_hard_reg_p,
12382 assign_hard_reg): Likewise.
12384 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
12386 * config/avr/avr.md (neghi2): Remove "!d,0" alternative. Tweak "r,0".
12388 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
12390 * config/avr/avr.md
12391 (*dec-and-branchhi!=-1.d.clobber): New text peephole.
12392 (*dec-and-branchhi!=-1.l.clobber): New text peephole.
12394 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
12396 * config/avr/avr-protos.h (avr_accumulate_outgoing_args): Move
12397 prototype from here to...
12398 * config/avr/avr.h: ...here.
12400 2012-02-21 Richard Earnshaw <rearnsha@arm.com>
12403 * thumb2.md (thumb2_shiftsi3_short): Split register and
12404 immediate shifts. For register shifts tie operands 0 and 1.
12405 (peephole2 for above): Check that register-controlled shifts
12406 have suitably tied operands.
12408 2012-02-21 Quentin Neill <quentin.neill@amd.com>
12411 * config/i386/bdver1.md (bdver1_call, bdver1_push,
12412 bdver1_pop, bdver1_leave, bdver1_lea, bdver1_imul_DI, bdver1_imul,
12413 bdver1_imul_mem_DI, bdver1_imul_mem, bdver1_idiv, bdver1_idiv_mem,
12414 bdver1_str, bdver1_idirect, bdver1_ivector, bdver1_idirect_loadmov,
12415 bdver1_idirect_load, bdver1_ivector_load, bdver1_idirect_movstore,
12416 bdver1_idirect_both, bdver1_ivector_both, bdver1_idirect_store,
12417 bdver1_ivector_store, bdver1_fldxf, bdver1_fld, bdver1_fstxf,
12418 bdver1_fst, bdver1_fist, bdver1_fmov_bdver1, bdver1_fadd_load,
12419 bdver1_fadd, bdver1_fmul_load, bdver1_fmul, bdver1_fsgn,
12420 bdver1_fdiv_load, bdver1_fdiv, bdver1_fpspc_load, bdver1_fpspc,
12421 bdver1_fcmov_load, bdver1_fcmov, bdver1_fcomi_load,
12422 bdver1_fcomi, bdver1_fcom_load, bdver1_fcom,
12423 bdver1_fxch, bdver1_ssevector_avx128_unaligned_load,
12424 bdver1_ssevector_avx256_unaligned_load,
12425 bdver1_ssevector_sse128_unaligned_load,
12426 bdver1_ssevector_avx128_load, bdver1_ssevector_avx256_load,
12427 bdver1_ssevector_sse128_load, bdver1_ssescalar_movq_load,
12428 bdver1_ssescalar_vmovss_load, bdver1_ssescalar_sse128_load,
12429 bdver1_mmxsse_load, bdver1_sse_store_avx256, bdver1_sse_store,
12430 bdver1_mmxsse_store_short, bdver1_ssevector_avx256,
12431 bdver1_movss_movsd, bdver1_mmxssemov, bdver1_sselog_load_256,
12432 bdver1_sselog_256, bdver1_sselog_load, bdver1_sselog,
12433 bdver1_ssecmp_load, bdver1_ssecmp, bdver1_ssecomi_load,
12434 bdver1_ssecomi, bdver1_vcvtX2Y_avx256_load, bdver1_vcvtX2Y_avx256,
12435 bdver1_ssecvt_cvtss2sd_load, bdver1_ssecvt_cvtss2sd,
12436 bdver1_sseicvt_cvtsi2sd_load, bdver1_sseicvt_cvtsi2sd,
12437 bdver1_ssecvt_cvtpd2ps_load, bdver1_ssecvt_cvtpd2ps,
12438 bdver1_ssecvt_cvtdq2ps_load, bdver1_ssecvt_cvtdq2ps,
12439 bdver1_ssecvt_cvtdq2pd_load, bdver1_ssecvt_cvtdq2pd,
12440 bdver1_ssecvt_cvtps2pd_load, bdver1_ssecvt_cvtps2pd,
12441 bdver1_ssecvt_cvtsX2si_load, bdver1_ssecvt_cvtsX2si,
12442 bdver1_ssecvt_cvtpd2pi_load, bdver1_ssecvt_cvtpd2pi,
12443 bdver1_ssecvt_cvtpd2dq_load, bdver1_ssecvt_cvtpd2dq,
12444 bdver1_ssecvt_cvtps2pi_load, bdver1_ssecvt_cvtps2pi,
12445 bdver1_ssemuladd_load_256, bdver1_ssemuladd_256,
12446 bdver1_ssemuladd_load, bdver1_ssemuladd, bdver1_sseimul_load,
12447 bdver1_sseimul, bdver1_sseiadd_load, bdver1_sseiadd,
12448 bdver1_ssediv_double_load_256, bdver1_ssediv_double_256,
12449 bdver1_ssediv_single_load_256, bdver1_ssediv_single_256,
12450 bdver1_ssediv_double_load, bdver1_ssediv_double,
12451 bdver1_ssediv_single_load, bdver1_ssediv_single, bdver1_sseins):
12452 Add "bdver2" attribute.
12454 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
12456 * config/s390/s390.c (s390_option_override): Make -mhard-dfp the
12457 default if possible and not specified otherwise.
12459 2012-02-21 Richard Guenther <rguenther@suse.de>
12461 PR middle-end/52314
12462 * gimplify.c (create_tmp_from_val): Use the main variant type
12463 for the type of the temporary we create.
12465 2012-02-21 Richard Guenther <rguenther@suse.de>
12467 PR tree-optimization/52324
12468 * gimplify.c (gimplify_expr): When re-gimplifying expressions
12469 do not gimplify a MEM_REF address operand if it is already
12472 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
12474 * config/s390/s390.md ("fixuns_trunc<mode>si2"): Replace
12475 TARGET_HARD_FLOAT with TARGET_HARD_DFP.
12477 2012-02-21 Richard Guenther <rguenther@suse.de>
12479 * tree-vect-stmts.c (vectorizable_load): Use pre-computed
12480 nested_in_vect_loop.
12482 2012-02-21 Jakub Jelinek <jakub@redhat.com>
12484 PR tree-optimization/52318
12485 * gimple-fold.c (gimplify_and_update_call_from_tree): Add
12486 vdef also to non-pure/const call stmts in the sequence.
12488 2012-02-21 Tristan Gingold <gingold@adacore.com>
12490 * config/vms/vms-ld.c (main): Fix IDENTIFICATION padding.
12492 2012-02-20 David S. Miller <davem@davemloft.net>
12494 * config/sparc/sparc.md (load_pcrel_sym<P:mode>): Explain why we
12495 don't use the "rd %pc" instruction on v9 for PIC register loads.
12497 2012-02-20 Aldy Hernandez <aldyh@redhat.com>
12499 PR middle-end/52141
12500 * trans-mem.c (ipa_tm_scan_irr_block): Error out on GIMPLE_ASM's
12501 in a transaction safe function.
12503 2012-02-20 Kai Tietz <ktietz@redhat.com>
12506 * stor-layout.c (place_field): Handle desired_align for
12509 2012-02-20 Richard Guenther <rguenther@suse.de>
12511 PR tree-optimization/52298
12512 * tree-vect-stmts.c (vectorizable_store): Properly use
12513 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing
12515 (vectorizable_load): Likewise.
12516 * tree-vect-data-refs.c (vect_analyze_data_ref_access):
12517 Access DR_STEP after ensuring it is not NULL.
12519 2012-02-20 Jakub Jelinek <jakub@redhat.com>
12521 PR tree-optimization/52286
12522 * fold-const.c (fold_binary_loc): For (X & C1) | C2
12523 optimization use double_int_to_tree instead of build_int_cst_wide,
12524 rewrite to use double_int vars.
12526 2012-02-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
12529 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): Require gcc_SUN_LD_VERSION.
12531 Remove -e 0 from $gcc_cv_ld invocation.
12532 Only use __GLIBC_PREREQ if defined.
12533 Enable on Solaris since Solaris 8 patch.
12534 (gcc_SUN_LD_VERSION): New macro.
12535 * configure.ac (ld_ver) <*-*-solaris2*>: Refer to
12536 gcc_SUN_LD_VERSION for version number format.
12537 * configure: Regenerate.
12538 * varasm.c (get_elf_initfini_array_priority_section): Set
12539 SECTION_NOTYPE for non-default priority.
12540 Use get_section instead of get_unnamed_section to emit
12541 .init_array/.fini_array with default priority.
12543 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
12545 * config/mips/mips.c (mips_need_mips16_rdhwr_p): New variable.
12546 (mips_get_tp): Set it. Record that __mips16_rdhwr binds locally.
12547 (mips_start_unique_function, mips_output_mips16_rdhwr)
12548 (mips_code_end): New functions.
12549 (TARGET_ASM_CODE_END): Define.
12551 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
12553 * config/mips/mips.c (mips16_build_call_stub): Add CFI information
12554 to stubs with non-sibling calls.
12556 2012-02-18 Sandra Loosemore <sandra@codesourcery.com>
12558 * doc/invoke.texi (-fira-* options): Copy-edit.
12559 (ira-* parameters): Copy-edit.
12561 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
12563 * doc/invoke.texi: Minor copy-edits to bring into conformance with
12564 GCC coding conventions.
12566 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
12568 * doc/invoke.texi: Consistently hyphenate "big-endian"/"little-endian"
12569 when used as adjectives.
12571 2012-02-16 Sandra Loosemore <sandra@codesourcery.com>
12573 * doc/invoke.texi: Clean up "that"/"which" confusion.
12575 2012-02-17 Steven Bosscher <steven@gcc.gnu.org>
12577 * system.h: Poison SMALL_REGISTER_CLASSES
12578 * config/rl78/rl78.h: Replace SMALL_REGISTER_CLASSES with hook.
12579 * config/rx/rx.h: Remove SMALL_REGISTER_CLASSES.
12581 2012-02-16 Jakub Jelinek <jakub@redhat.com>
12583 PR tree-optimization/52285
12584 * tree-tailcall.c (find_tail_calls): Ignore gimple_clobber_p stmts
12585 when deciding if a call is a tail call or tail recursion.
12587 2012-02-16 Kai Tietz <ktietz@redhat.com>
12589 * config/i386/i386.c (legitimate_pic_address_disp_p): Allow
12590 interger-constant displacement for UNSPEC_PCREL.
12592 2012-02-16 Jakub Jelinek <jakub@redhat.com>
12594 PR rtl-optimization/52208
12595 * ira-costs.c (scan_one_insn): Don't decrease mem_cost
12596 for MEMs with REG_EQUIV, if the MEM isn't general_operand.
12598 PR tree-optimization/52255
12599 * tree-vect-loop-manip.c (slpeel_tree_peel_loop_to_edge): If
12600 loop->header has virtual PHI, but exit_e->dest doesn't, add
12601 virtual PHI to exit_e->dest and adjust all uses after the loop.
12604 * dwarf2out.c (copy_decls_walk): Fill in *slot before traversing
12605 children with clone_tree_hash, not after it.
12607 2012-02-16 Iain Sandoe <iains@gcc.gnu.org>
12609 * config/darwin.h (ASM_OUTPUT_LABELREF): Add user label prefix for
12610 extended identifiers.
12612 2012-02-16 Jakub Jelinek <jakub@redhat.com>
12614 PR middle-end/51929
12615 * cgraphunit.c (verify_edge_corresponds_to_fndecl): If node is
12616 a same_body_alias, also test whether e->callee isn't a former
12617 or current clone of the decl this is a same body alias of.
12619 PR translation/52264
12620 * cgraphunit.c (verify_cgraph_node): Fix a typo.
12622 2012-02-15 Sandra Loosemore <sandra@codesourcery.com>
12624 * doc/invoke.texi: Clean up "n-bit/byte/word" modifiers.
12626 2012-02-15 Michael Meissner <meissner@linux.vnet.ibm.com>
12629 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Use
12630 force_reg instead of copy_to_reg for better optimization. Force
12631 non-register or memory operands into a register.
12633 2012-02-15 Andrew MacLeod <amacleod@redhat.com>
12635 * extend.texi: Reserve upper bits of memory model for future use.
12637 2012-01-15 Georg-Johann Lay <avr@gjlay.de>
12638 Anatoly Sokolov <aesok@post.ru>
12639 Eric Weddington <eric.weddington@atmel.com>
12642 * config/avr/avr-devices.c (avr_arch_types): Add avrxmega2,
12643 avrxmega4, avrxmega5, avrxmega6, avrxmega7.
12644 Rewrite initializers for .macro.
12645 * config/avr/avr-mcus.def (AVR_MCU): Add known MCUs:
12646 avrxmega2: atxmega16a4, atxmega16d4, atxmega16x1, atxmega32a4
12647 atxmega32d4, atxmega32x1.
12648 avrxmega4: atxmega64a3, atxmega64d3.
12649 avrxmega5: atxmega64a1, atxmega64a1u.
12650 avrxmega6: atxmega128a3, atxmega128d3, atxmega192a3, atxmega192d3,
12651 atxmega256a3, atxmega256a3b, atxmega256a3bu, atxmega256d3.
12652 avrxmega7: atxmega128a1, atxmega128a1u.
12653 * config/avr/avr.h (enum avr_arch): Add: ARCH_AVRXMEGA2,
12654 ARCH_AVRXMEGA4, ARCH_AVRXMEGA5, ARCH_AVRXMEGA6, ARCH_AVRXMEGA7.
12655 (struct base_arch_s): Rename reserved to xmega_p.
12656 Rename reserved2 to have_rampd.
12657 (AVR_XMEGA): New define.
12658 (AVR_HAVE_RAMPD, AVR_HAVE_RAMPX, AVR_HAVE_RAMPY): New defines.
12659 (AVR_HAVE_RAMPZ): Change definition to fit xmega.
12660 * config/avr/predicates.md (io_address_operand): Take into
12661 account SFR offset.
12662 (low_io_address_operand): Ditto.
12663 (high_io_address_operand): Ditto.
12664 * config/avr/avr.md (isa): Add alternatives no_xmega, xmega.
12665 (enabled, movhi_sp_r): Use them.
12666 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use
12667 cpp_define_formatted to built-in define __AVR_ARCH__.
12668 (__AVR_XMEGA__): New built-in define.
12669 (__AVR_HAVE_RAMPD__): New built-in define.
12670 (__AVR_HAVE_RAMPX__): New built-in define.
12671 (__AVR_HAVE_RAMPY__): New built-in define.
12672 (__AVR_HAVE_RAMPZ__): Change condition when to built-in define it.
12674 * config/avr/avr.c (avr_addr_t): Add ccp, rampd, rampx, rampy.
12675 (avr_option_override): Initialize them.
12676 (sreg_rtx, rampd_rtx, rampx_rtx, rampy_rtx): New GTY rtx.
12677 (avr_init_expanders): Initialize them. No more block several calls.
12678 (emit_push_sfr): New static function.
12679 (avr_prologue_setup_frame): Use it to push SREG, RAMPD/X/Y/Z as needed.
12681 (expand_epilogue): Handle AVR_XMEGA. Pop RAMPD/X/Y/Z as needed.
12682 (avr_print_operand): Print addreeses as symbols for
12683 RAMPX, RAMPY, RAMPD, CCP.
12684 (output_movhi): Handle AVR_XMEGA when writing to SP.
12685 (avr_out_movhi_mr_r_xmega): New static function.
12686 (out_movhi_mr_r): Forward to avr_out_movhi_mr_r_xmega for AVR_XMEGA.
12687 (avr_file_start): Print symbol defines for __RAMPX__, __RAMPY__,
12688 __RAMPD__, __CCP__ as needed.
12690 * config/avr/multilib.h: Regenerate.
12691 * config/avr/t-multilib: Regenerate.
12692 * config/avr/avr-tables.opt: Regenerate.
12694 2012-02-15 Tobias Grosser <grosser@fim.uni-passau.de>
12696 PR tree-optimization/50561
12697 * graphite-flattening.c (lst_project_loop): Do not
12698 remove old scattering dimensions after flattening.
12699 (lst_do_flatten): Likewise.
12701 2012-02-15 Georg-Johann Lay <avr@gjlay.de>
12703 * doc/extend.texi (AVR Built-in Functions): Remove doc for
12704 __builtin_avr_map8, __builtin_avr_map16.
12705 Document __builtin_avr_insert_bits.
12707 * config/avr/avr.md (map_bitsqi, map_bitshi): Remove.
12708 (insert_bits): New insn.
12709 (adjust_len.map_bits): Rename to insert_bits.
12710 (UNSPEC_MAP_BITS): Rename to UNSPEC_INSERT_BITS.
12711 * avr-protos.h (avr_out_map_bits): Remove.
12712 (avr_out_insert_bits, avr_has_nibble_0xf): New.
12713 * config/avr/constraints.md (Cxf,C0f): New.
12714 * config/avr/avr.c (avr_cpu_cpp_builtins): Remove built-in
12715 defines __BUILTIN_AVR_MAP8, __BUILTIN_AVR_MAP16.
12716 New built-in define __BUILTIN_AVR_INSERT_BITS.
12717 * config/avr/avr.c (TARGET_FOLD_BUILTIN): New define.
12718 (enum avr_builtin_id): Add AVR_BUILTIN_INSERT_BITS.
12719 (avr_move_bits): Rewrite.
12720 (avr_fold_builtin, avr_map_metric, avr_map_decompose): New static
12722 (avr_map_op_t): New typedef.
12723 (avr_map_op): New static variable.
12724 (avr_out_insert_bits, avr_has_nibble_0xf): New functions.
12725 (adjust_insn_length): Handle ADJUST_LEN_INSERT_BITS.
12726 (avr_init_builtins): Add definition for __builtin_avr_insert_bits.
12727 (bdesc_3arg, avr_expand_triop_builtin): New.
12728 (avr_expand_builtin): Use them. And handle AVR_BUILTIN_INSERT_BITS.
12729 (avr_revert_map, avr_swap_map, avr_id_map, avr_sig_map): Remove.
12730 (avr_map_hamming_byte, avr_map_hamming_nonstrict): Remove.
12731 (avr_map_equal_p, avr_map_sig_p): Remove.
12732 (avr_out_swap_bits, avr_out_revert_bits, avr_out_map_bits): Remove.
12733 (bdesc_2arg): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
12734 (adjust_insn_length): Remove handling for ADJUST_LEN_MAP_BITS.
12735 (enum avr_builtin_id): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
12736 (avr_init_builtins): Remove __builtin_avr_map8, __builtin_avr_map16.
12737 (avr_expand_builtin): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
12739 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
12741 * config/c6x/c6x.md (reserve_cycles): New attribute.
12742 * config/c6x/c6x.c (c6x_sched_reorder_1): Ensure insns we predicate
12743 don't reserve functional units after the branch occurs.
12745 2012-02-14 Aldy Hernandez <aldyh@redhat.com>
12747 PR middle-end/52142
12748 * ipa-inline.c (can_inline_edge_p): Do not inline tm_pure
12749 functions into non-tm_pure functions.
12751 2012-02-14 Eric Botcazou <ebotcazou@adacore.com>
12754 * gimple.c (iterative_hash_gimple_type): Use RECORD_OR_UNION_TYPE_P.
12755 (iterative_hash_canonical_type): Likewise.
12756 * tree-ssa-pre.c (fini_pre): Clean up the CFG only after purging all
12759 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
12761 * haifa-sched.c (prune_ready_list): Ensure that if there is a
12762 sched-group insn, it either remains alone or the entire list is pruned.
12764 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
12766 * doc/install.texi (Prerequisites): Fix grammar.
12767 (Configuration): Likewise.
12769 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
12771 * doc/install.texi (Prerequisites): Suggest building GMP, MPFR and
12772 MPC as part of GCC before describing configuring with --with-gmp etc.
12773 (Installing GCC: Configuration): --with-gmp etc. aren't needed if
12774 sources are present.
12776 2012-02-14 Jakub Jelinek <jakub@redhat.com>
12779 * dwarf2out.c (clone_tree_hash): New function.
12780 (copy_decls_walk): Use it instead of clone_tree.
12782 2012-02-14 Richard Guenther <rguenther@suse.de>
12784 PR tree-optimization/52244
12785 PR tree-optimization/51528
12786 * tree-sra.c (analyze_access_subtree): Only create INTEGER_TYPE
12787 replacements for integral types.
12789 2012-02-14 Walter Lee <walt@tilera.com>
12791 * config.gcc: Handle tilegx and tilepro.
12792 * configure.ac (gcc_cv_as_dwarf2_debug_line): Enable test for
12793 tilegx and tilepro.
12794 Add HAVE_AS_TLS check for tilegx and tilepro.
12795 * configure: Regenerate.
12796 * doc/contrib.texi: Add Mat Hostetter and self.
12797 * doc/extend.texi (TILE-Gx Built-in Functions): New node.
12798 Document instruction intrinsics and network accessing intrinsics.
12799 (TILEPro Built-in Functions): New node. Document instruction
12800 intrinsics and network accessing intrinsics.
12801 * doc/install.texi (Specific, tilegx-*-linux*): Document it.
12802 (Specific, tilepro-*-linux*): Likewise.
12803 * doc/invoke.texi (TILE-Gx Options): New section.
12804 (TILEPro Options): New section.
12805 * doc/md.texi (TILE-Gx): New section.
12806 (TILEPro): New section.
12807 * common/config/tilegx/tilegx-common.c: New file.
12808 * common/config/tilepro/tilepro-common.c: New file.
12809 * config/tilegx/constraints.md: New file.
12810 * config/tilegx/linux.h: New file.
12811 * config/tilegx/mul-tables.c: New file.
12812 * config/tilegx/predicates.md: New file.
12813 * config/tilegx/sync.md: New file.
12814 * config/tilegx/t-tilegx: New file.
12815 * config/tilegx/tilegx-builtins.h: New file.
12816 * config/tilegx/tilegx-c.c: New file.
12817 * config/tilegx/tilegx-generic.md: New file.
12818 * config/tilegx/tilegx-modes.def: New file.
12819 * config/tilegx/tilegx-multiply.h: New file.
12820 * config/tilegx/tilegx-protos.h: New file.
12821 * config/tilegx/tilegx.c: New file.
12822 * config/tilegx/tilegx.h: New file.
12823 * config/tilegx/tilegx.md: New file.
12824 * config/tilegx/tilegx.opt: New file.
12825 * config/tilepro/constraints.md: New file.
12826 * config/tilepro/gen-mul-tables.cc: New file.
12827 * config/tilepro/linux.h: New file.
12828 * config/tilepro/mul-tables.c: New file.
12829 * config/tilepro/predicates.md: New file.
12830 * config/tilepro/t-tilepro: New file.
12831 * config/tilepro/tilepro-builtins.h: New file.
12832 * config/tilepro/tilepro-c.c: New file.
12833 * config/tilepro/tilepro-generic.md: New file.
12834 * config/tilepro/tilepro-modes.def: New file.
12835 * config/tilepro/tilepro-multiply.h: New file.
12836 * config/tilepro/tilepro-protos.h: New file.
12837 * config/tilepro/tilepro.c: New file.
12838 * config/tilepro/tilepro.h: New file.
12839 * config/tilepro/tilepro.md: New file.
12840 * config/tilepro/tilepro.opt: New file.
12842 2012-02-14 Jakub Jelinek <jakub@redhat.com>
12844 PR tree-optimization/52210
12845 * tree-vect-slp.c (vect_get_and_check_slp_defs): Call
12846 vect_model_simple_cost with two entry vect_def_type array instead
12847 of an address of dt.
12849 2012-02-14 Richard Guenther <rguenther@suse.de>
12852 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
12853 Do not stream DECL_QUALIFIER.
12854 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
12855 * tree.c (free_lang_data_in_decl): Free DECL_QUALIFIER.
12856 (find_decls_types_r): Do not walk DECL_QUALIFIER.
12858 2012-02-14 Jakub Jelinek <jakub@redhat.com>
12861 * c-decl.c (merge_decls): Copy DECL_USER_ALIGN bit from olddecl to
12864 2012-02-13 Jakub Jelinek <jakub@redhat.com>
12867 * cselib.h (cselib_subst_to_values_from_insn): New prototype.
12868 * cselib.c (cselib_subst_to_values_from_insn): New function.
12869 * sched-deps.c (add_insn_mem_dependence,
12870 sched_analyze_1, sched_analyze_2): Use it.
12872 2012-02-13 Jan Hubicka <jh@suse.cz>
12874 PR middle-end/52214
12875 * predict.c (predict_paths_for_bb): Fix thinko in prevoius patch.
12877 2012-02-13 Eric Botcazou <ebotcazou@adacore.com>
12879 * gcc.c (LINK_COMMAND_SPEC): Deal with -fgnu-tm.
12880 (GTM_SELF_SPECS): Define if not already defined.
12881 (driver_self_specs): Add GTM_SELF_SPECS.
12882 * config/darwin.h (LINK_COMMAND_SPEC_A): Deal with -fgnu-tm.
12883 (GTM_SELF_SPECS): Define.
12884 * config/i386/cygwin.h (GTM_SELF_SPECS): Likewise.
12885 * config/i386/mingw32.h (GTM_SELF_SPECS): Likewise.
12887 2012-02-13 Jakub Jelinek <jakub@redhat.com>
12889 * cselib.c (expand_loc): Return sp, fp, hfp or cfa base reg right
12892 * cselib.c (dump_cselib_val): Don't assume l->setting_insn is non-NULL.
12894 PR middle-end/52230
12895 * omp-low.c (expand_omp_for): If a static schedule without chunk size
12896 has NULL region->cont, force fd.chunk_size to be integer_zero_node.
12898 2012-02-13 Andrew MacLeod <amacleod@redhat.com>
12901 * doc/extend.texi : Fix another __atomic_compare_exchange typo.
12903 2012-02-13 Richard Guenther <rguenther@suse.de>
12905 PR translation/52211
12906 * passes.c (enable_disable_pass): Fix typo.
12908 2012-02-13 Jakub Jelinek <jakub@redhat.com>
12910 PR middle-end/52209
12911 * expr.c (expand_expr_real_2) <case BIT_NOT_EXPR>: Only expand using
12912 XOR for reduce_bit_field if type is unsigned.
12914 2012-02-12 Eric Botcazou <ebotcazou@adacore.com>
12916 * config/sparc/sparc.h (CANNOT_CHANGE_MODE_CLASS): In 64-bit mode,
12917 disallow changes from SFmode to mode with different size in FP regs.
12919 2012-02-12 Robert Millan <rmh@gnu.org>
12920 Gerald Pfeifer <gerald@pfeifer.com>
12922 * ginclude/stddef.h [__FreeBSD_kernel__] (__size_t): Do not define.
12925 2012-02-11 Richard Sandiford <rdsandiford@googlemail.com>
12927 PR rtl-optimization/52175
12928 * reorg.c (fill_slots_from_thread): Don't apply add/sub optimization
12929 to frame-related instructions.
12931 2012-02-10 Jason Merrill <jason@redhat.com>
12934 * tlink.c (demangled_hash_entry): Change mangled to a VEC.
12935 (demangle_new_symbols): Fill it.
12936 (scan_linker_output): Walk it.
12937 (start_tweaking): Split out from scan_linker_output.
12938 (maybe_tweak): Update sym->chosen.
12939 * Makefile.in (COLLECT2_OBJS): Add vec.o and gcc-none.o
12941 2012-02-11 Jakub Jelinek <jakub@redhat.com>
12944 * reg-stack.c (subst_stack_regs_in_debug_insn): Don't use get_true_reg.
12946 2012-02-11 Uros Bizjak <ubizjak@gmail.com>
12948 * compare-elim.c (find_comparisons_in_bb): Eliminate only compares
12949 having the same mode as previous compare.
12951 2012-02-10 Eric Botcazou <ebotcazou@adacore.com>
12953 * config/sparc/sparc.c (sparc_flat_expand_prologue): Use emit_use.
12954 * config/sparc/sparc.md (UNSPECV_GOTO): Delete.
12955 (nonlocal_goto_internal): Likewise.
12956 (nonlocal_goto): Emit a use and an indirect jump directly.
12958 2012-02-10 Andrew MacLeod <amacleod@redhat.com>
12961 * doc/extend.texi : Update comments for __atomic_compare_exchange and
12962 __atomic_{is,always}_lock_free.
12964 2012-02-10 Uros Bizjak <ubizjak@gmail.com>
12967 * config/i386/i386.c (ix86_legitimate_address_p): Disallow
12968 negative constant address for TARGET_X32.
12970 2012-02-10 Richard Henderson <rth@redhat.com>
12972 * tree-ssa-dce.c (propagate_necessity): Handle GIMPLE_TRANSACTION.
12973 * tree-ssa-operands.c (parse_ssa_operands): Add virtual operands
12974 for GIMPLE_TRANSACTION. Tidy if's into a switch.
12976 2012-02-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
12977 Ira Rosen <irar@il.ibm.com>
12979 PR tree-optimization/50031
12980 * targhooks.c (default_builtin_vectorization_cost): Handle
12981 vec_promote_demote.
12982 * target.h (enum vect_cost_for_stmt): Add vec_promote_demote.
12983 * tree-vect-loop.c (vect_get_single_scalar_iteraion_cost): Handle
12984 all types of reduction and pattern statements.
12985 (vect_estimate_min_profitable_iters): Likewise.
12986 * tree-vect-stmts.c (vect_model_promotion_demotion_cost): New function.
12987 (vect_get_load_cost): Use vec_perm for permutations; add dump logic
12988 for explicit realigns.
12989 (vectorizable_conversion): Call vect_model_promotion_demotion_cost.
12990 * config/spu/spu.c (spu_builtin_vectorization_cost): Handle
12991 vec_promote_demote.
12992 * config/i386/i386.c (ix86_builtin_vectorization_cost): Likewise.
12993 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Update
12994 vec_perm for VSX and handle vec_promote_demote.
12996 2012-02-10 Jakub Jelinek <jakub@redhat.com>
12998 PR middle-end/52177
12999 * builtins.c (fold_builtin_atomic_always_lock_free,
13000 expand_builtin_atomic_always_lock_free,
13001 fold_builtin_atomic_is_lock_free, expand_builtin_atomic_is_lock_free):
13002 Return and/or test boolean_true_node/boolean_false_node instead of
13003 integer_one_node/integer_zero_node.
13005 2012-02-10 Jan Hubicka <jh@suse.cz>
13007 PR middle-end/48600
13008 * predict.c (predict_paths_for_bb): Prevent looping.
13009 (predict_paths_leading_to_edge, predict_paths_leading_to): Update.
13011 2012-02-10 Roman Zhuykov <zhroma@ispras.ru>
13013 * config/arm/arm.c (output_move_double): In one case properly
13014 count number of instructions that will be emitted.
13016 2012-02-10 Richard Guenther <rguenther@suse.de>
13018 PR translation/52193
13019 * cgraphunit.c (cgraph_mark_functions_to_output): Fix typo.
13021 2012-02-09 Peter Bergner <bergner@vnet.ibm.com>
13023 PR middle-end/52140
13024 * dojump.c (do_compare_rtx_and_jump): Use SCALAR_FLOAT_MODE_P.
13026 2012-02-09 Jakub Jelinek <jakub@redhat.com>
13029 * var-tracking.c (emit_note_insn_var_location): If
13030 EMIT_NOTE_BEFORE_INSN and insn is NOTE_INSN_CALL_ARG_LOCATION,
13031 emit it before next non-NOTE_INSN_CALL_ARG_LOCATION
13032 non-NOTE_DURING_CALL_P insn.
13034 2012-02-09 Bin Cheng <bin.cheng@arm.com>
13036 PR middle-end/51867
13037 * builtins.c (expand_builtin): Don't check DECL_ASSEMBLER_NAME_SET_P.
13039 2012-02-08 Magnus Granberg <zorry@gentoo.org>
13042 * gcc.c (switch_matches) Support switches with separated form,
13045 2012-02-08 Georg-Johann Lay <avr@gjlay.de>
13047 * config/avr/avr.md (SREG_ADDR): Remove constant definition.
13049 (RAMPZ_ADDR): Ditto.
13050 * config/avr/avr.c (avr_addr_t): New typedef.
13051 (avr_addr): New struct to hold RAM address of SPL, SPH, RAMPZ, SREG.
13052 (avr_init_expanders): Initialize it.
13053 (expand_prologue): Use avr_addr instead of RAMPZ_ADDR, SP_ADDR,
13055 (expand_epilogue): Ditto.
13056 (avr_print_operand): Ditto.
13057 (avr_file_start): Ditto.
13058 (avr_emit_movmemhi): Ditto.
13060 2012-02-08 Richard Guenther <rguenther@suse.de>
13062 PR tree-optimization/46886
13063 * tree-flow.h (do_while_loop_p): Declare.
13064 * tree-ssa-loop-ch.c (do_while_loop_p): Export.
13065 * tree-parloops.c (parallelize_loops): Only parallelize do-while loops.
13067 2012-02-08 Andrew MacLeod <amacleod@redhat.com>
13069 * optabs.c (expand_atomic_load): Do not assume compare_and_swap will
13070 always succeed for integers larger than a native word.
13072 2012-02-08 Richard Guenther <rguenther@suse.de>
13074 PR rtl-optimization/52170
13075 * simplify-rtx.c (simplify_plus_minus): Use CONSTM1_RTX to
13076 properly handle integer vector modes.
13078 2012-02-08 Jakub Jelinek <jakub@redhat.com>
13080 PR gcov-profile/52150
13081 * coverage.c: Include target.h.
13082 (build_var): Call targetm.strip_name_encoding on the assembler name.
13083 Change one _ into . or $ if the target allows it.
13084 * Makefile.in (coverage.o): Depend on $(TARGET_H).
13086 PR rtl-optimization/52139
13087 * cfgrtl.c (cfg_layout_merge_blocks): If BB_END
13088 is a BARRIER after emit_insn_after_noloc, move BB_END
13089 to the last non-BARRIER insn before it.
13091 2012-02-07 Richard Sandiford <rdsandiford@googlemail.com>
13093 PR middle-end/24306
13094 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): New function.
13095 (mips_gimplify_va_arg_expr): Call it instead of
13096 std_gimplify_va_arg_expr.
13098 2012-02-07 Michael Meissner <meissner@linux.vnet.ibm.com>
13100 * config/rs6000/rs6000.c (rs6000_trampoline_init): Fix error
13101 message for -mno-pointers-to-nested-function.
13103 2012-02-07 Eric Botcazou <ebotcazou@adacore.com>
13105 PR middle-end/51994
13106 * expr.c (get_inner_reference): If there is an offset, add a negative
13107 bit position to it (if any).
13109 2012-02-07 Jakub Jelinek <jakub@redhat.com>
13111 PR rtl-optimization/52060
13112 * combine.c (try_combine): Add i0src_copy and i0src_copy2 variables,
13113 copy i1src to i1src_copy whenever added_sets_2 && i1_feeds_i2_n already
13114 before i1dest -> i1src substitution in newpat, copy i0src to i0src_copy
13115 and/or i0src_copy2 when needed.
13117 2012-02-07 Jakub Jelinek <jakub@redhat.com>
13119 * gcc.c (main): Don't look for lto-wrapper or lto-wrapper
13120 or LTOPLUGINSONAME if have_c.
13122 * config/freebsd-spec.h: Add comment about what macros can be defined
13124 (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): Don't define here.
13125 * config/freebsd.h (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): But
13128 2012-02-07 Richard Guenther <rguenther@suse.de>
13130 * gimple-pretty-print.c (dump_gimple_phi): Avoid excessive
13131 newline in -alias dumps.
13133 2012-02-07 Kai Tietz <ktietz@redhat.com>
13134 Dave Korn <dave.korn.cygwin@gmail.com>
13137 * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition):
13138 Take care that typinfo gets dllexport-attribute.
13140 2012-02-07 Jakub Jelinek <jakub@redhat.com>
13142 PR middle-end/52074
13143 * expr.c (expand_expr_addr_expr_1): For CONSTANT_CLASS_P or CONST_DECL
13144 if modifier < EXPAND_SUM call force_operand on the result.
13146 2012-02-07 Joern Rennecke <joern.rennecke@embecosm.com>
13148 * config/epiphany/epiphany.h (ASM_DECLARE_FUNCTION_SIZE): Redefine,
13149 adding __forwarder_dst__ prefix if a forwarder_section attribute is
13151 (epiphany_function_type): Replace types for specific interrupts with
13152 EPIPHANY_FUNCTION_INTERRUPT.
13153 (EPIPHANY_INTERRUPT_P): Update.
13154 * config/epiphany/epiphany.c (epiphany_handle_forwarder_attribute):
13155 New static function.
13156 (epiphany_attribute_table) <interrupt>: min_len is 0, max_len is 9.
13157 <disinterrupt>: Affects type identity.
13158 (epiphany_handle_interrupt_attribute): Handle variable number of
13160 (epiphany_compute_function_type): Update for new
13161 epiphany_function_type definition.
13162 (epiphany_expand_prologue): Don't save (reg:DI GPR_0) for interrupt
13163 handlers with a longcall forwarder.
13164 (epiphany_start_function): Handle multiple interrupt arguments and/or
13165 forwarder_section attribute.
13167 * config/epiphany/epiphany.h (LIB_SPEC): Link libc again after
13170 2012-02-07 Alan Modra <amodra@gmail.com>
13173 * config/rs6000/rs6000.c (rs6000_emit_move): Don't create DImode
13176 2012-02-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
13178 PR tree-optimization/50969
13179 * tree-vect-stmts.c (vect_model_store_cost): Correct statement cost to
13180 use vec_perm rather than vector_stmt.
13181 (vect_model_load_cost): Likewise.
13182 * config/i386/i386.c (ix86_builtin_vectorization_cost): Change cost of
13183 vec_perm to be the same as other vector statements.
13184 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Revise
13185 cost of vec_perm for TARGET_VSX.
13187 2012-02-06 Richard Guenther <rguenther@suse.de>
13189 PR tree-optimization/52115
13190 * tree-sra.c (access_has_replacements_p): New function.
13191 (sra_modify_assign): Use it to decide whether a use is uninitialized.
13193 2012-02-06 Patrick Marlier <patrick.marlier@gmail.com>
13195 PR middle-end/52047
13196 * trans-mem.c (expand_call_tm): Add an assertion.
13197 * calls.c (flags_from_decl_or_type): Add ECF_TM_PURE to 'no vops'
13200 2012-02-06 Richard Guenther <rguenther@suse.de>
13202 PR tree-optimization/50955
13203 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Artificially
13204 raise cost of expressions that replace an address with an
13205 expression based on a different pointer.
13207 2012-02-06 Jakub Jelinek <jakub@redhat.com>
13210 * calls.c (mem_overlaps_already_clobbered_arg_p): If val is
13211 CONST_INT_P, subtract resp. add crtl->args.pretend_args_size to it.
13213 2012-02-06 Jonathan Wakely <jwakely.gcc@gmail.com>
13216 * doc/invoke.texi (C++ Dialect Options): Use @option markup for
13217 -Weffc++ and specify guidelines come from second edition.
13219 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
13221 * config/mips/mips.md (sibcall_internal, sibcall_value_internal)
13222 (sibcall_value_multiple_internal, call_split, call_internal_direct)
13223 (call_direct_split, call_value_split, call_value_internal_direct)
13224 (call_value_direct_split, call_value_multiple_split): Use jal and
13225 jal_macro attributes.
13227 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
13229 * reload1.c (reload_regs_reach_end_p): Replace with...
13230 (reload_reg_rtx_reaches_end_p): ...this function.
13231 (new_spill_reg_store): Update commentary.
13232 (emit_input_reload_insns): Don't clear new_spill_reg_store here.
13233 (emit_output_reload_insns): Check reload_reg_rtx_reaches_end_p
13234 before setting new_spill_reg_store.
13235 (emit_reload_insns): Use a separate loop to clear new_spill_reg_store.
13236 Use reload_reg_rtx_reaches_end_p instead of reload_regs_reach_end_p.
13237 Also use reload_reg_rtx_reaches_end_p when reading new_spill_reg_store
13238 for non-spill reload registers.
13240 2012-02-05 Ira Rosen <irar@il.ibm.com>
13242 PR tree-optimization/52091
13243 * tree-vectorizer.h (vect_is_simple_use): Add an argument.
13244 (vect_is_simple_use_1): Likewise.
13245 * tree-vect-loop.c (vectorizable_reduction): Update calls
13246 to vect_is_simple_use_1 and vect_is_simple_use.
13247 (vectorizable_live_operation): Likewise.
13248 * tree-vect-patterns.c (widened_name_p,
13249 vect_recog_vector_vector_shift_pattern, check_bool_pattern): Likewise.
13250 * tree-vect-stmts.c (process_use, vect_get_vec_def_for_operand,
13251 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
13252 vectorizable_shift,vectorizable_operation, vectorizable_store,
13253 vectorizable_load): Likewise.
13254 (vect_is_simple_cond): Add an argument, pass it to
13255 vect_is_simple_use_1.
13256 (vectorizable_condition): Update calls to vect_is_simple_cond,
13257 vect_is_simple_use.
13258 (vect_is_simple_use): Add an argument, the statement in which
13259 OPERAND is used. Check that if OPERAND's def stmt is a double
13260 reduction phi node, the use is a phi node too.
13261 (vect_is_simple_use_1): Add an argument, pass it to
13262 vect_is_simple_use.
13263 * tree-vect-slp.c (vect_get_and_check_slp_defs): Update a call
13264 to vect_is_simple_use.
13266 2012-02-04 Jakub Jelinek <jakub@redhat.com>
13268 PR rtl-optimization/52095
13269 * modulo-sched.c (dump_insn_locator): New function.
13270 (loop_canon_p, sms_schedule): Use it.
13272 PR rtl-optimization/52113
13273 * lower-subreg.c (decompose_multiword_subregs): Call recog_memoized
13274 even for decomposable shift/zext insns.
13276 2012-02-03 Jakub Jelinek <jakub@redhat.com>
13277 Zdenek Dvorak <ook@ucw.cz>
13279 PR rtl-optimization/52092
13280 * loop-unswitch.c (unswitch_single_loop): Call copy_rtx_if_shared
13281 on get_iv_value result.
13283 2012-02-02 Andrew Pinski <apinski@cavium.com>
13285 PR middle-end/47982
13286 PR middle-end/43967
13287 * doc/libgcc.texi (__udivmoddi4/__udivmodti4): Fix documentation typo.
13289 2012-02-02 Jakub Jelinek <jakub@redhat.com>
13291 PR middle-end/48071
13292 * diagnostic.c (diagnostic_finish): Remove trailing newlines.
13294 2012-02-02 Vladimir Makarov <vmakarov@redhat.com>
13296 PR rtl-optimization/49800
13297 * haifa-sched.c (sched_init): Call regstat_init_n_sets_and_refs.
13298 (sched_finish): Call regstat_free_n_sets_and_refs.
13300 2012-02-02 Jia Liu <proljc@gmail.com>
13302 * config/mips/mips-dspr2.md (mips_prepend): Mask operand 3 rather
13305 2012-02-02 Jan Hubicka <jh@suse.cz>
13306 Tom de Vries <tom@codesourcery.com>
13308 PR middle-end/51998
13309 * cgraphunit.c (cgraph_analyze_function): Break cyclic aliases.
13310 * varpool.c (varpool_analyze_pending_decls): Likewise.
13312 2012-02-02 Sumanth G <sumanth.gundapaneni@kpitcummins.com>
13313 Jayant R Sonar <jayant.sonar@kpitcummins.com>
13315 * config.gcc: Add cr16-* support.
13317 * doc/extend.texi: Document cr16 extensions.
13318 * doc/install.texi: Document cr16 install.
13319 * doc/invoke.texi: Document cr16 options.
13320 * doc/md.texi: Document cr16 constraints.
13322 * common/config/cr16/cr16-common.c: New file.
13323 * config/cr16/cr16.c: New file.
13324 * config/cr16/cr16.h: New file.
13325 * config/cr16/cr16.md: New file.
13326 * config/cr16/cr16.opt: New file.
13327 * config/cr16/cr16-protos.h: New file.
13328 * config/cr16/predicates.md: New file.
13329 * config/cr16/constraints.md: New file.
13330 * config/cr16/t-cr16: New file.
13332 2012-02-02 Jakub Jelinek <jakub@redhat.com>
13335 * config/i386/i386.md (*addqi_2 peephole with SImode addition): Check
13336 that operands[2] is either immediate, or q_regs_operand.
13338 PR tree-optimization/52073
13339 * tree-vect-stmts.c (vect_mark_relevant): When checking uses of
13340 a pattern stmt for pattern uses, ignore uses outside of the loop.
13342 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
13344 * config/avr/avr.c: Resolve all AS1 and AS2 macros.
13345 * config/avr/avr.h (AS1, AS2, AS2C, AS3): Remove.
13346 (OUT_AS1, OUT_AS2): Remove.
13348 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
13350 PR rtl-optimization/51374
13351 * combine.c (can_combine_p): Don't allow volatile_refs_p insns
13352 to cross other volatile_refs_p insns.
13354 2012-02-01 Richard Guenther <rguenther@suse.de>
13356 * doc/invoke.texi (fno-inline): Clarify documentation.
13357 (finline-small-functions): Likewise.
13358 (finline-functions): Likewise.
13359 * common.opt (finline): Adjust comment and documentation.
13360 (finline-small-functions): Clarify documentation.
13361 (finline-functions): Likewise.
13362 (finline-functions-called-once): Likewise.
13364 2012-02-01 Tristan Gingold <gingold@adacore.com>
13366 * c-typeck.c (composite_type): Keep mode for pointers.
13368 2012-01-31 Richard Sandiford <rdsandiford@googlemail.com>
13370 * function.h (regno_reg_rtx): Adjust comment.
13371 * reginfo.c (init_reg_modes_target): Only use the previous mode
13372 if it fits within one register. Remove MIPS comment.
13374 2012-01-31 Jakub Jelinek <jakub@redhat.com>
13377 * combine.c (do_SUBST_LINK, SUBST_LINK): Guard with #ifndef HAVE_cc0.
13379 2012-01-31 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
13381 * config/s390/s390.md ("*ashr<mode>3_and"): Add missing z196 flag
13382 to srak instruction.
13384 2012-01-31 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
13386 * config/arm/thumb2.md (thumb2_mov_notscc): Use MVN for true condition.
13388 2012-01-31 Jakub Jelinek <jakub@redhat.com>
13393 * ipa-prop.c (detect_type_change_1): Call ao_ref_init.
13395 2012-01-31 Richard Guenther <rguenther@suse.de>
13397 PR tree-optimization/51528
13398 * tree-sra.c (sra_modify_assign): Avoid copy-in/out for aggregate
13401 2012-01-31 Jakub Jelinek <jakub@redhat.com>
13406 * ree.c (add_removable_extension): Change def_map argument
13407 to unsigned *, store in def_map 1 + offset into *insn_list vector
13408 instead of pointers into the vector.
13409 (find_removable_extensions): Adjust caller.
13411 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
13413 * config/avr/avr.md: Resolve all AS1 and AS2 macros.
13414 Transform all "* quoted-c-code" to { c-code }.
13415 Remove redundant test for "optimize" in combine patterns.
13416 Move (include "avr-dimode.md") to end of file.
13418 2012-01-30 Bin Cheng <bin.cheng@arm.com>
13421 * config/arm/arm.c (arm_libcall_uses_aapcs_base): Use correct ABI
13422 for __aeabi_d2iz/__aeabi_d2uiz with hard-float.
13424 2012-01-30 Richard Guenther <rguenther@suse.de>
13426 PR tree-optimization/52028
13427 * tree-loop-distribution.c (ldist_gen): Properly update
13430 2012-01-30 Jakub Jelinek <jakub@redhat.com>
13433 * dwarf2out.c (dwarf2out_switch_text_section): Don't call
13434 set_cur_line_info_table if not emitting debug info.
13436 PR tree-optimization/52046
13437 * tree-vect-patterns.c (check_bool_pattern): Give up if
13438 a comparison could throw.
13441 * tree-ssa-tail-merge.c (local_def): Ignore debug uses.
13443 2012-01-30 Richard Guenther <rguenther@suse.de>
13445 PR tree-optimization/52045
13446 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Update
13447 SSA form if cfgcleanup did anything.
13449 2012-01-30 Richard Guenther <rguenther@suse.de>
13451 PR tree-optimization/52045
13452 * ipa-inline-transform.c (inline_transform): Call execute_fixup_cfg
13453 before computing final todo.
13455 2012-01-30 Richard Guenther <rguenther@suse.de>
13457 PR tree-optimization/51528
13458 * tree-sra.c (sra_modify_assign): Re-factor in preparation
13461 2012-01-30 Paolo Bonzini <bonzini@gnu.org>
13463 * df-problems.c (df_kill_notes): Check that the use refers
13464 to the note under examination.
13466 2012-01-30 Eric Botcazou <ebotcazou@adacore.com>
13469 * config/sparc/sparc.c (vector_init_fpmerge): Remove INNER_MODE
13470 parameter and use short-lived pseudos.
13471 (vector_init_faligndata): Remove INNER_MODE parameter and use loop.
13472 (sparc_expand_vector_init): Const-ify local variables and adjust
13473 calls to above functions.
13475 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
13477 * config/avr/avr.c (out_movqi_mr_r): Fix length computation.
13479 2012-01-29 Sandra Loosemore <sandra@codesourcery.com>
13481 * doc/invoke.texi: Make usage of "compile time" and
13482 "run time"/"runtime" consistent throughout the file.
13484 2012-01-29 Uros Bizjak <ubizjak@gmail.com>
13486 * config/alpha/alpha.c (alpha_option_override): Default to
13487 full IEEE compliance mode for Go language.
13489 2012-01-29 Tijl Coosemans <tijl@coosemans.org>
13491 * config/freebsd-spec.h [TARGET_LIBC_PROVIDES_SSP]
13492 (LINK_SSP_SPEC): Define.
13494 2012-01-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13497 * config/pa/pa.c (pa_return_addr_rtx): Add support for PA2.0 export
13500 2012-01-28 Sandra Loosemore <sandra@codesourcery.com>
13502 * doc/invoke.texi: Correct hyphenation of "floating point",
13503 "double precision", and related terminology throughout the file.
13505 2012-01-28 Jakub Jelinek <jakub@redhat.com>
13508 * config/arm/arm.md (pic_add_dot_plus_eight peephole2): Use
13509 arm_general_register_operand predicate for operand 2 instead of
13512 2012-01-27 Ian Lance Taylor <iant@google.com>
13515 * builtins.def (BUILT_IN_INIT_HEAP_TRAMPOLINE): Define.
13516 * builtins.c (expand_builtin_init_trampoline): Add onstack
13517 parameter. Change caller.
13518 (expand_builtin): Handle BUILT_IN_INIT_HEAP_TRAMPOLINE.
13519 * tree.c (build_common_builtin_nodes): Declare
13520 __builtin_init_heap_trampoline.
13522 2012-01-27 Georg-Johann Lay <avr@gjlay.de>
13524 * config/avr/avr-protos.h (lpm_reg_rtx, lpm_addr_reg_rtx,
13525 tmp_reg_rtx, zero_reg_rtx, all_regs_rtx, rampz_rtx): Make global.
13526 * config/avr/avr.c: Ditto.
13527 (avr_regnames): Remove because unused.
13528 * config/avr/avr.md (*cpse.ne): New peephole.
13529 (*cpse.eq): New peephole from former cpse peepholes.
13531 2012-01-27 Michael Eager <eager@eagercon.com>
13533 * config/microblaze.c (microblaze_emit_compare): Correct
13534 test after pcmp instruction.
13536 2012-01-27 Richard Guenther <rguenther@suse.de>
13538 PR tree-optimization/52020
13539 * tree-sra.c (sra_modify_assign): Do not transform clobbers.
13541 2012-01-27 Richard Guenther <rguenther@suse.de>
13543 * ipa-pure-const.c (check_stmt): Clobbers do not make a
13544 function non-const/pure.
13546 2012-01-27 Richard Guenther <rguenther@suse.de>
13548 PR tree-optimization/50444
13549 * tree-sra.c (build_ref_for_offset): Properly adjust the
13550 MEM_REF type for unaligned accesses.
13552 2012-01-27 Richard Guenther <rguenther@suse.de>
13554 PR tree-optimization/50444
13555 * expr.c (mem_ref_refers_to_non_mem_p): New function.
13556 (expand_assignment): Use it. Properly handle misaligned
13557 bases when expanding stores to component references.
13558 (expand_expr_real_1): Use mem_ref_refers_to_non_mem_p and
13559 refactor that case.
13561 2012-01-27 Andrey Belevantsev <abel@ispras.ru>
13563 PR middle-end/51389
13564 * Makefile.in (tree-data-ref.o): Depend on $(PARAMS_H).
13565 * tree-data-ref.h (find_data_references_in_loop): Remove declaration.
13566 * tree-data-ref.c (find_data_references_in_loop): Make static.
13567 (compute_all_dependences): Change return type to bool. Bail out
13568 for too many datarefs in a loop. Move the hunk resetting the data
13569 dependences vector from ...
13570 (compute_data_dependences_for_loop): ... here. Account for
13571 compute_all_dependences returning false.
13572 (compute_data_dependences_for_bb): Likewise.
13573 * params.def (PARAM_LOOP_MAX_DATAREFS_FOR_DATADEPS): New param.
13574 * doc/invoke.texi (loop-max-datarefs-for-datadeps): Document it.
13576 2012-01-27 Richard Guenther <rguenther@suse.de>
13578 PR middle-end/51959
13579 * expr.c (store_field): Use the alias-set of the scratch memory
13582 2012-01-27 Tom de Vries <tom@codesourcery.com>
13584 PR tree-optimization/51990
13585 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
13587 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Same.
13589 2012-01-27 Jakub Jelinek <jakub@redhat.com>
13592 * var-tracking.c (reverse_op): Don't add any reverse operation
13593 if V already has any constant locations.
13595 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
13597 * doc/invoke.texi: Correct usage of "command line" (noun)
13598 vs "command-line" (adjective) throughout.
13600 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
13602 * doc/invoke.texi (Language Independent Options): Move
13603 -Wcoverage-mismatch blurb from here....
13604 (Warning Options): ...to here.
13606 2012-01-27 Peter Bergner <bergner@vnet.ibm.com>
13608 * config/rs6000/rs6000.c (rs6000_option_override_internal):
13609 Set rs6000_always_hint to false for 476.
13611 2012-01-27 Matthias Klose <doko@ubuntu.com>
13613 * gcc.c (add_sysrooted_prefix): Remove trailing dir separator from
13615 * incpath.c (add_standard_paths): Likewise.
13617 2012-01-27 Richard Henderson <rth@redhat.com>
13619 * config/m68k/m68k.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
13620 * config/m68k/sync.md (atomic_test_and_set): Rename from
13621 sync_test_and_setqi and adjust the operands.
13622 (atomic_test_and_set_1): Rename from sync_test_and_setqi_1
13623 and unconditionally enable.
13625 2012-01-27 Richard Henderson <rth@redhat.com>
13627 * config/sparc/sparc.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
13628 * config/sparc/sync.md (atomic_test_and_set): Only handle QImode.
13629 (ldstub): Rename from ldstubqi.
13630 (ldstub<I24MODE>): Remove.
13632 2012-01-27 Richard Henderson <rth@redhat.com>
13634 * target.def (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
13635 * c-cppbuiltin.c (cpp_atomic_builtins): Define
13636 __GCC_ATOMIC_TEST_AND_SET_TRUEVAL.
13637 * doc/tm.texi.in (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): Add doc hook.
13638 * doc/tm.texi: Rebuild.
13640 2012-01-27 Richard Henderson <rth@redhat.com>
13642 * optabs.c (gen_atomic_test_and_set): Remove default.
13643 (maybe_emit_atomic_test_and_set): Use maybe_expand_insn.
13645 2012-01-26 Jakub Jelinek <jakub@redhat.com>
13647 PR rtl-optimization/51978
13648 * ree.c (make_defs_and_copies_lists): Change set_pat type to const_rtx.
13649 (combine_reaching_defs): Likewise.
13650 (struct re_info): Remove.
13651 (add_removable_extension): Remove x and data arguments,
13652 add insn, insn_list and def_map. Use the arguments directly
13653 instead of using struct re_info.
13654 (find_removable_extensions): Don't call add_removable_extension
13655 through note_stores, instead just call it with single_set
13656 result if non-NULL.
13657 (find_and_remove_re): Pass curr_cand->expr instead of
13658 PATTERN (curr_cand->insn) as set_pat argument to combine_reaching_defs.
13660 2012-01-26 Michael Matz <matz@suse.de>
13662 PR tree-optimization/46590
13663 * cfgexpand.c: Revert last change (r183305).
13664 * gimplify.c (gimplify_bind_expr): Add clobbers for all non-gimple
13666 * tree-eh.c (cleanup_empty_eh): Try to optimize clobbers before
13667 checking for emptiness.
13669 2012-01-26 Jakub Jelinek <jakub@redhat.com>
13671 PR middle-end/51895
13672 * expr.c (expand_expr_real_1): Handle BLKmode MEM_REF of
13673 non-addressable non-BLKmode base correctly.
13675 2012-01-26 Michael Matz <matz@suse.de>
13677 PR tree-optimization/48794
13678 * tree-eh.c (remove_unreachable_handlers_no_lp): Don't remove
13679 regions referenced from RESX/EH_DISPATCH.
13681 2012-01-26 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
13683 * config/s390/s390.h: Make BRANCH_COST an option.
13684 * config/s390/s390.opt: New option -mbranch-cost.
13686 2012-01-26 Richard Henderson <rth@redhat.com>
13688 Revert 2012-01-24 change:
13689 * trans-mem.c (requires_barrier): Do not instrument thread local
13690 variables and emit save/restore for them.
13692 2012-01-25 Jakub Jelinek <jakub@redhat.com>
13694 PR middle-end/51986
13695 * sched-deps.c (sched_get_condition_with_rev_uncached): Don't test
13698 2012-01-25 Richard Sandiford <rdsandiford@googlemail.com>
13700 * config/mips/mips.c (mips_small_data_pattern_1): Don't process
13703 2012-01-25 Georg-Johann Lay <avr@gjlay.de>
13706 Rename __pgm to __flash.
13707 Rename __pgm1 to __flash1.
13708 Rename __pgm2 to __flash2.
13709 Rename __pgm3 to __flash3.
13710 Rename __pgm4 to __flash4.
13711 Rename __pgm5 to __flash5.
13712 Rename __pgmx to __memx.
13713 * doc/extend.texi (AVR Named Address Spaces)
13714 Rename address space names as indicated above.
13715 * config/avr/avr.c (avr_addrspace): Ditto.
13717 * config/avr/avr-protos.h
13718 (avr_mem_pgmx_p): Rename to avr_mem_memx_p.
13719 (avr_mem_pgm_p): Rename to avr_mem_flash_p.
13720 * config/avr/predicates.md: Ditto.
13721 * config/avr/avr.c Ditto, and
13722 (avr_decl_pgmx_p): Rename to avr_decl_memx_p.
13723 (avr_decl_pgm_p): Rename to avr_decl_flash_p.
13725 * config/avr/avr.h (ADDR_SPACE_PGM): Rename to ADDR_SPACE_FLASH.
13726 (ADDR_SPACE_PGM1): Rename to ADDR_SPACE_FLASH1.
13727 (ADDR_SPACE_PGM2): Rename to ADDR_SPACE_FLASH2.
13728 (ADDR_SPACE_PGM3): Rename to ADDR_SPACE_FLASH3.
13729 (ADDR_SPACE_PGM4): Rename to ADDR_SPACE_FLASH4.
13730 (ADDR_SPACE_PGM5): Rename to ADDR_SPACE_FLASH5.
13731 (ADDR_SPACE_PGMX): Rename to ADDR_SPACE_MEMX.
13732 * config/avr/avr.c: Ditto.
13733 * config/avr/avr.md: Ditto.
13735 2012-01-25 Jason Merrill <jason@redhat.com>
13738 * tree.c (find_decls_types_in_node): Walk gimple_call_fntype.
13740 2012-01-25 Jakub Jelinek <jakub@redhat.com>
13742 PR tree-optimization/51987
13743 * tree-data-ref.c (get_references_in_stmt): Handle references in
13744 non-volatile GIMPLE_ASM.
13746 2012-01-25 Richard Guenther <rguenther@suse.de>
13748 * tree-ssa-sccvn.c (vn_reference_eq): Also compare if both
13749 bases are dereferenced.
13751 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
13753 PR rtl-optimization/48374
13754 * sel-sched-ir.h (get_all_loop_exits): Check for zero successors.
13756 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
13758 * tree-predcom.c (tree_predictive_commoning_loop): Bail out when
13759 compute_data_dependences_for_loop returns false.
13760 * tree-parloops.c (loop_parallel_p): Likewise.
13762 2012-01-25 Richard Guenther <rguenther@suse.de>
13764 * tree.h (get_pointer_alignment_1): Declare.
13765 * builtins.c (get_pointer_alignment_1): New function.
13766 (get_pointer_alignment): Use it.
13768 2012-01-25 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
13770 PR rtl-optimization/48308
13771 * combine.c (enum undo_kind): Add UNDO_LINKS.
13772 (struct undo): Add member l to other_contents and where.
13773 (do_SUBST_LINK): New.
13775 (try_combine): Handle LOG_LINKS for the dummy i1 case.
13776 (undo_all): Handle UNDO_LINKS.
13778 2012-01-25 Richard Henderson <rth@redhat.com>
13780 * optabs.c (maybe_emit_atomic_test_and_set): Allow non-QImode
13783 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
13785 * optabs.c (gen_atomic_test_and_set): Use each argument.
13787 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
13789 * config/mips/mips-ps-3d.md (mips_addr_ps, reduc_splus_v2sf)
13790 (mips_cvt_pw_ps, mips_cvt_ps_pw, mips_mulr_ps, mips_cabs_cond_<fmt>)
13791 (mips_cabs_cond_4s, mips_cabs_cond_ps, bc1any4t, bc1any4f, bc1any2t)
13792 (bc1any2f, mips_rsqrt1_<fmt>, mips_rsqrt2_<fmt>, mips_recip1_<fmt>)
13793 (mips_recip2_<fmt>): Require TARGET_MIPS3D rather than
13794 TARGET_PAIRED_SINGLE_FLOAT.
13796 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
13798 * doc/rtl.texi (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
13799 (in_struct, return_val): Remove MEM documentation.
13800 * rtl.h (rtx_def): Remove MEM meanings from in_struct and return_val.
13801 (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
13802 (MEM_COPY_ATTRIBUTES): Remove references to MEM_IN_STRUCT_P
13804 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
13805 * cfgexpand.c (add_alias_set_conflicts): Likewise.
13806 * expr.c (store_field): Likewise.
13807 * function.c (assign_stack_temp_for_type): Likewise.
13808 * ifcvt.c (noce_try_cmove_arith): Likewise.
13809 * reload1.c (reload): Likewise.
13810 * config/alpha/alpha.c (alpha_set_memflags_1): Likewise.
13811 (alpha_set_memflags): Likewise.
13812 * config/m32c/m32c.c (m32c_immd_dbl_mov): Nullify.
13814 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
13816 * rtl.h (true_dependence, canon_true_dependence): Remove varies
13818 * alias.c (fixed_scalar_and_varying_struct_p): Delete.
13819 (true_dependence_1, write_dependence_p, may_alias_p): Don't call it.
13820 (true_dependence_1, true_dependence, canon_true_dependence): Remove
13822 * cselib.c (cselib_rtx_varies_p): Delete.
13823 (cselib_invalidate_mem): Update call to canon_true_dependence.
13824 * dse.c (record_store, check_mem_read_rtx): Likewise.
13825 (scan_reads_nospill): Likewise.
13826 * cse.c (check_dependence): Likewise.
13827 (cse_rtx_varies_p): Delete.
13828 * expr.c (safe_from_p): Update call to true_dependence.
13829 * ira.c (validate_equiv_mem_from_store): Likewise.
13830 (memref_referenced_p): Likewise.
13831 * postreload-gcse.c (find_mem_conflicts): Likewise.
13832 * sched-deps.c (sched_analyze_2): Likewise.
13833 * store-motion.c (load_kills_store): Likewise.
13834 * config/frv/frv.c (frv_registers_conflict_p_1): Likewise.
13835 * gcse.c (mems_conflict_for_gcse_p): Likewise.
13836 (compute_transp): Update call to canon_true_dependence.
13838 2012-01-25 Richard Henderson <rth@redhat.com>
13840 * optabs.c (CODE_FOR_atomic_test_and_set): Provide default.
13841 (maybe_emit_atomic_test_and_set): New.
13842 (expand_sync_lock_test_and_set): Use it.
13843 (expand_atomic_test_and_set): Likewise.
13844 * doc/extend.texi (__atomic_test_and_set): Adjust the docs to match
13845 the implementation; clarify implementation defined details.
13846 * doc/md.texi (atomic_test_and_set): Document.
13848 2012-01-25 Richard Henderson <rth@redhat.com>
13850 * config/sparc/predicates.md (zero_or_v7_operand): Use match_code.
13852 2012-01-25 Richard Henderson <rth@redhat.com>
13855 * config/arm/arm.c (neon_split_vcombine): Emit deleted note
13856 to effect no-op split.
13858 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
13861 * builtin-types.def: (BT_CONST_DOUBLE_PTR): New.
13862 (BT_FN_VOID_PTR_CONST_PTR_SIZE): New.
13863 (BT_FN_VOID_PTR_INT_SIZE): New.
13864 (BT_FN_UINT_UINT_VAR): Remove.
13865 (BT_FN_UINT32_UINT32_VAR): New.
13866 (BT_FN_DOUBLE_VPTR): Remove.
13867 (BT_FN_DOUBLE_CONST_DOUBLE_PTR): New.
13869 * gtm-builtins.def (_ITM_abortTransaction): Set return type to void.
13870 (_ITM_changeTransactionMode): Same.
13871 (_ITM_memmoveRtWt): Change return type to void.
13872 (_ITM_memcpyRtWt): Same.
13873 (_ITM_memsetW): Same.
13874 (_ITM_RaRD): Change types to double.
13879 * builtins.def (DEF_TM_BUILTIN): Set BOTH_P to true.
13881 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
13882 Patrick Marlier <patrick.marlier@gmail.com>
13884 * trans-mem.c (requires_barrier): Do not instrument thread local
13885 variables and emit save/restore for them.
13887 2012-01-24 Jason Merrill <jason@redhat.com>
13890 * cgraphunit.c (cgraph_decide_is_function_needed): Don't always
13891 output static aliases.
13893 2012-01-24 Jakub Jelinek <jakub@redhat.com>
13896 * common.opt (-pie, -shared, pie, shared): Change from Common to
13898 * gcc.c (display_help): Display help for -pie and -shared.
13900 2012-01-24 Georg-Johann Lay <avr@gjlay.de>
13903 * doc/extend.texi (AVR Named Address Spaces): Move sample code up.
13904 Remove note on size/offset limitation.
13905 (AVR Variable Attributes): Add example how to read data located
13906 with progmem. Refer to named address spaces.
13907 * doc/invoke.texi (AVR Options): Fix typo.
13909 2012-01-24 Richard Guenther <rguenther@suse.de>
13911 Forward-port to trunk
13912 2010-09-21 Jakub Jelinek <jakub@redhat.com>
13914 PR middle-end/45678
13915 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: If
13916 op0 isn't sufficiently aligned and there is movmisalignM
13917 insn for mode, use it to load op0 into a temporary register.
13919 2012-01-24 Jakub Jelinek <jakub@redhat.com>
13922 * target.def (const_not_ok_for_debug_p): New hook.
13923 * doc/tm.texi.in (TARGET_CONST_NOT_OK_FOR_DEBUG_P): New hook
13925 * doc/tm.texi: Regenerated.
13926 * dwarf2out.c (const_ok_for_output_1): If
13927 targetm.const_not_ok_for_debug_p returns true, fail.
13928 * config/rs6000/rs6000.c (rs6000_const_not_ok_for_debug_p): New
13930 (TARGET_CONST_NOT_OK_FOR_DEBUG_P): Redefine.
13932 2012-01-23 Kai Tietz <ktietz@redhat.com>
13935 * config/i386/predicates.md (symbolic_operand): Allow
13936 UNSPEC_PCREL as PIC expression for lea.
13937 * config/i386/winnt.c (i386_pe_binds_local_p): Reworked.
13938 * config/i386/i386.c (ix86_delegitimize_address): Handle
13939 UNSPEC_PCREL for none-MEM, too.
13941 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
13943 * trans-mem.c (ipa_tm_create_version): Set externally_visible.
13944 (ipa_tm_create_version_alias): Same.
13946 2012-01-23 Uros Bizjak <ubizjak@gmail.com>
13949 * builtin-types.def (BT_FN_UINT_UINT_VAR): New.
13950 * gtm-builtins.def (BUILT_IN_TM_START): Declare as BT_FN_UINT_UINT_VAR.
13952 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
13953 Patrick Marlier <patrick.marlier@gmail.com>
13954 Iain Sandoe <developer@sandoe-acoustics.co.uk>
13957 * lto-wrapper.c (run_gcc): Pass the LTO section name to
13958 simple_object_start_read.
13960 2012-01-23 Richard Guenther <rguenther@suse.de>
13963 PR tree-optimization/51895
13964 * tree-sra.c (decide_one_param_reduction): Avoid sub-optimal
13965 parameter decomposition into BLKmode components.
13967 2012-01-23 Eric Botcazou <ebotcazou@adacore.com>
13969 * tree-ssa-structalias.c (intra_create_variable_infos): Do not create
13970 fake variables for restrict-qualified pointers whose pointed-to type
13971 contains a placeholder.
13973 2012-01-23 Richard Guenther <rguenther@suse.de>
13975 PR tree-optimization/51949
13976 * ipa-split.c (execute_split_functions): Do not split malloc functions.
13978 2012-01-23 Jakub Jelinek <jakub@redhat.com>
13980 PR rtl-optimization/51933
13981 * ree.c (transform_ifelse): Return true right away if dstreg is
13982 already wider or equal to cand->mode.
13983 (enum ext_modified_kind, struct ext_modified, ext_state): New types.
13984 (make_defs_and_copies_lists): Remove defs_list and copies_list
13985 arguments, add state argument, just truncate state->work_list
13986 instead of always allocating and freeing the vector. Assert that
13987 get_defs succeeds instead of returning 2. Changed return type to bool.
13988 (merge_def_and_ext): Add state argument. If SET_DEST doesn't
13989 have ext_src_mode, see if it has been modified already with the
13990 right kind of extension and has been extended before from the
13991 ext_src_mode. If SET_DEST is already wider or equal to cand->mode,
13992 just return true. Remember the original mode in state->modified array.
13993 (combine_reaching_defs): Add state argument. Don't allocate and
13994 free here def_list, copied_list and vec vectors, instead just
13995 VEC_truncate the vectors in *state. Don't handle outcome == 2 here.
13996 (find_and_remove_re): Set DF_DEFER_INSN_RESCAN df flag.
13997 Add state variable, clear vectors in it, initialize state.modified
13998 if needed. Free all the vectors at the end and state.modified too.
13999 Don't skip a candidate if the extension expression has been modified.
14001 2012-01-22 Douglas B Rupp <rupp@gnat.com>
14004 * config.gcc: (i[34567]86-*-interix3*): Remove from obsolete
14005 configurations. Change triplet to i[34567]86-*-interix[3-9]*.
14006 (extra_options) interix.opt -> i386/interix.opt"
14007 (extra_objs):Add winnt-stubs.o
14008 * configure.ac: Add interix to target_os .comm on PE check.
14009 * configure: Regenerate.
14010 * config/interix3.h: Delete and move bits to..
14011 * config/interix.h: Delete and move bits to..
14012 * config/i386/i386-interix3.h: Delete and move bits to..
14013 * config/i386/i386-interix.h: ..here.
14014 (TARGET_CPU_DEFAULT): Remove redefinition.
14015 (TARGET_ASM_CONSTRUCTOR): Undefine.
14016 (SUBTARGET_SWITCHES): Define for ms-bitfields.
14017 (TARGET_OS_CPP_BUILTINS): Remove __OPENNT. Add __declspec.
14018 (PTRDIFF_TYPE): Define.
14019 (LONG_DOUBLE_TYPE_SIZE): Define.
14020 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Define.
14021 (SUBTARGET_OVERRIDE_OPTIONS): Remove.
14022 (TARGET_SECTION_TYPE_FLAGS): Define.
14023 (ASM_DECLARE_FUNCTION_NAME): Define.
14024 (ASM_OUTPUT_EXTERNAL): Define.
14025 (ASM_OUTPUT_EXTERNAL_LIBCALL): Define.
14026 (ASM_OUTPUT_ALIGNED_BSS): Define.
14027 (PCC_BITFIELD_TYPE_MATTERS): Define.
14028 (USE_CONST_SECTION): Define.
14029 (SUBTARGET_ENCODE_SECTION_INFO): Remove.
14030 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
14031 (SUPPORTS_ONE_ONLY): Remove.
14032 (I386_PE_STRIP_ENCODING): Define.
14033 * config/interix.opt: Delete and move bits to..
14034 * config/i386/interix.opt: ..here. New.
14035 (mpe-aligned-commons): Add.
14036 * config/i386/t-interix: Add copyright header.
14037 (winnt-stubs.o): Add rule.
14039 2012-01-22 Jason Merrill <jason@redhat.com>
14042 * varpool.c (varpool_analyze_pending_decls): Copy DECL_EXTERNAL
14043 for extra name aliases.
14045 2012-01-22 Eric Botcazou <ebotcazou@adacore.com>
14047 PR rtl-optimization/51924
14048 * ree.c (combine_set_extension): Improve debugging message.
14049 (combine_reaching_defs): Likewise.
14050 (get_defs): Rename confusingly named variable.
14051 (find_and_remove_re): Skip a candidate if the extension expression has
14054 2012-01-21 Robert Millan <rmh@gnu.org>
14055 Gerald Pfeifer <gerald@pfeifer.com>
14057 * config/kfreebsd-gnu.h (GNU_USER_DYNAMIC_LINKERX32): New macro.
14058 (GNU_USER_DYNAMIC_LINKER): Adjust indentation.
14060 2012-01-20 Jakub Jelinek <jakub@redhat.com>
14062 PR tree-optimization/51914
14063 * tree-vect-stmts.c (vectorizable_conversion): For
14064 cvt_type && modifier == WIDEN, put temporary with cvt_type
14065 at the beginning of vec_dsts and set vec_dest to temporary
14068 2012-01-20 Eric Botcazou <ebotcazou@adacore.com>
14070 * cfgrtl.c (rtl_dump_bb): Do not dump insns for {ENTRY|EXIT}_BLOCK.
14072 2012-01-20 Tijl Coosemans <tijl@coosemans.org>
14074 * config/i386/i386.c: Fix checks for !TARGET_MACHO.
14075 * config/rs6000/rs6000.c: Likewise.
14077 2012-01-20 Jakub Jelinek <jakub@redhat.com>
14080 * config/arm/arm.c (arm_count_output_move_double_insns): Call
14081 output_move_double on a copy of operands array.
14083 2012-01-20 Cary Coutant <ccoutant@google.com>
14084 Dodji Seketeli <dodji@redhat.com>
14087 * dwarf2out.c (copy_declaration_context): Return ref to parent
14088 of declaration DIE, if necessary.
14089 (remove_child_or_replace_with_skeleton): Add new parameter; update
14090 caller. Place skeleton DIE under parent DIE of original declaration.
14091 Move call to copy_declaration_context to here ...
14092 (break_out_comdat_types): ... from here.
14094 2012-01-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
14096 PR rtl-optimization/51856
14097 * reload.c (find_reloads_subreg_address): Set the address_reloaded
14100 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
14103 * config/arm/arm.c (arm_print_operand): Correct output of alignment
14104 hints for neon loads and stores.
14106 2012-01-20 Georg-Johann Lay <avr@gjlay.de>
14110 * doc/extend.texi (Named Address Spaces): Split into subsections.
14111 (AVR Named Address Spaces): New subsection.
14112 (M32C Named Address Spaces): New subsection.
14113 (RL78 Named Address Spaces): New subsection.
14114 (SPU Named Address Spaces): New subsection.
14115 (Variable Attributes): New anchor "AVR Variable Attributes".
14116 (AVR Variable Attributes): Rewrite and avoid wording
14117 "address space" in this context.
14118 * doc/invoke.texi (AVR Options): Rewrite and add documentation
14119 for -maccumulate-args, -mbranch-cost=, -mrelax, -mshort-calls.
14120 (AVR Built-in Macros): New subsubsection therein.
14121 * doc/md.texi (AVR constraints): Remove "C04", "R".
14123 2012-01-20 Richard Guenther <rguenther@suse.de>
14125 PR tree-optimization/51903
14126 * tree-ssa-pre.c (eliminate): Properly purging of EH edges
14127 when removing stmts.
14129 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
14132 * config/arm/arm.c (arm_load_pic_register): Use
14133 gen_pic_load_addr_unified. Delete calls to gen_pic_load_addr_32bit
14134 , gen_pic_add_dot_plus_eight and gen_pic_add_dot_plus_four.
14135 (arm_pic_static_addr): Likewise.
14136 (arm_rtx_costs_1): Adjust cost for UNSPEC_PIC_UNIFIED.
14137 (arm_note_pic_base): Handle UNSPEC_PIC_UNIFIED.
14138 * config/arm/arm.md (UNSPEC_PIC_UNIFIED): Define.
14139 (pic_load_addr_unified): New.
14141 2012-01-20 Andrey Belevantsev <abel@ispras.ru>
14144 * function.c (instantiate_virtual_regs_in_insn): Use
14145 delete_insn_and_edges when removing a wrong asm insn.
14147 2012-01-19 Vladimir Makarov <vmakarov@redhat.com>
14149 PR rtl-optimization/40761
14150 * ira-int.h (struct ira_loop_tree_node): Add comment for member loop.
14151 Add new member loop_num.
14152 (IRA_LOOP_NODE_BY_INDEX): Modify the check.
14153 (ira_build): Remove the parameter.
14155 * ira.c (ira_print_disposition): Use loop_num instead of loop->num.
14156 (ira.c): Do not build CFG loops for one region allocation. Remove
14157 argument from ira_build call.
14159 * ira-build.c (init_loop_tree_node): New function.
14160 (create_loop_tree_nodes): Use it. Separate the case when CFG
14161 loops are not built.
14162 (more_one_region_p): Check current_loops.
14163 (finish_loop_tree_nodes): Separate the case when CFG loops are not
14165 (add_loop_to_tree): Process loop equal to NULL too.
14166 (form_loop_tree): Separate the case when CFG loops are not built.
14167 Use explicitly number for the root.
14168 (rebuild_regno_allocno_maps, create_loop_tree_node_allocnos): Add
14170 (ira_print_expanded_allocno, loop_compare_func): Use loop_num
14171 instead of loop->num.
14172 (mark_loops_for_removal): Ditto. Use loop_num instead of loop->num.
14173 (mark_all_loops_for_removal): Ditto.
14174 (remove_unnecessary_regions): Separate the case when CFG loops
14176 (ira_build): Remove the parameter. Use explicit number of regions
14177 when CFG loops are not built.
14179 * ira-color.c (print_loop_title): Separate the case for the root node.
14180 Use loop_num instead of loop->num.
14181 (move_spill_restore): Use loop_num instead of loop->num.
14183 * ira-emit.c (setup_entered_from_non_parent_p): Add an assertion.
14184 (change_loop): Ditto.
14185 (change_loop): Use loop_num instead of loop->num.
14187 * ira-lives.c (process_bb_node_lives): Ditto.
14189 * ira-costs.c (print_allocno_costs, find_costs_and_classes): Ditto.
14191 * ira-conflicts.c (print_allocno_conflicts): Ditto.
14193 2012-01-19 Jakub Jelinek <jakub@redhat.com>
14195 PR libmudflap/40778
14196 * tree-mudflap.c (mf_artificial): New function.
14197 (execute_mudflap_function_ops, execute_mudflap_function_decls,
14198 mx_register_decls, mudflap_enqueue_decl): Use it.
14201 * config/arm/neon.md (*neon_vswp<mode>): Fix up operand
14202 numbers in the insn pattern.
14204 2012-01-19 Michael Matz <matz@suse.de>
14206 PR tree-optimization/46590
14207 * cfgexpand.c (add_scope_conflicts_1): New old_conflicts argument,
14208 use it in remembering which conflicts we already created.
14209 (add_scope_conflicts): Adjust call to above, (de)allocate helper
14212 2012-01-19 Aldy Hernandez <aldyh@redhat.com>
14215 * lto-wrapper.c (run_gcc): Pass -fgnu_tm on.
14216 (merge_and_complain): Same.
14218 2012-01-19 Jakub Jelinek <jakub@redhat.com>
14221 * config/initfini-array.h: Guard content of the header
14222 with #ifdef HAVE_INITFINI_ARRAY.
14223 * configure.ac: Move gcc_AC_INITFINI_ARRAY much later into the file.
14224 Add initfini-array.h to tm_file here.
14225 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): For non-ia64 do a linker test.
14226 * config.gcc: Don't add initfini-array.h to tm_file here.
14227 * configure: Regenerated.
14229 2012-01-19 Andrey Belevantsev <abel@ispras.ru>
14231 PR rtl-optimization/51505
14232 * df-problems.c (df_kill_notes): New parameter live. Update comment.
14233 Remove REG_EQUAL/REG_EQUIV notes referring to dead registers.
14234 (df_note_bb_compute): Update the call to df_kill_notes.
14236 2012-01-18 Aldy Hernandez <aldyh@redhat.com>
14238 * trans-mem.c (requires_barrier): Remove call to is_global_var.
14240 2012-01-18 Richard Guenther <rguenther@suse.de>
14242 * tree-ssa.c (useless_type_conversion_p): Remove special-casing
14243 of conversions to void *.
14245 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
14246 Richard Sandiford <rdsandiford@googlemail.com>
14248 PR middle-end/50325
14249 PR middle-end/51192
14250 * optabs.h (simplify_expand_binop): Declare.
14251 * optabs.c (simplify_expand_binop): Make global.
14252 * expmed.c (store_bit_field_1): Use simplify_expand_binop on big
14253 endian targets if the source cannot be exactly covered by word
14256 2012-01-17 Jakub Jelinek <jakub@redhat.com>
14259 * hard-reg-set.h (struct hard_reg_set_container): New type.
14260 * target.h (struct hard_reg_set_container): Forward declare.
14261 * target.def (set_up_by_prologue): New target hook.
14262 * doc/tm.texi.in (TARGET_SET_UP_BY_PROLOGUE): Document it.
14263 * doc/tm.texi: Regenerated.
14264 * function.c (thread_prologue_and_epilogue_insns): Change
14265 set_up_by_prologue HARD_REG_SET into struct hard_reg_set_container.
14266 Call targetm.set_up_by_prologue on it.
14267 * config/rs6000/rs6000.c (rs6000_set_up_by_prologue): New function.
14268 (TARGET_SET_UP_BY_PROLOGUE): Redefine to it.
14270 2012-01-17 Nick Clifton <nickc@redhat.com>
14272 * config/rx/rx.c (rx_can_use_simple_return): New function.
14273 * config/rx/rx-protos.h (rx_can_use_simple_return): Prototype.
14274 * config/rx/rx.md (return): Predicate on rx_can_use_simple_return.
14276 2012-01-17 Richard Guenther <rguenther@suse.de>
14278 PR middle-end/51782
14279 * expr.c (expand_assignment): Take address-space information
14280 from the address operand of MEM_REF and TARGET_MEM_REF.
14281 (expand_expr_real_1): Likewise.
14283 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
14285 * ira.c (do_reload): Make sure ira_dump_file is re-set if no
14286 reload dump is requested.
14288 2012-01-17 Aldy Hernandez <aldyh@redhat.com>
14291 * trans-mem.c (requires_barrier): Call may_be_aliased.
14293 2012-01-17 Jakub Jelinek <jakub@redhat.com>
14295 PR tree-optimization/51877
14296 * tree-ssa-tail-merge.c (gimple_equal_p): Don't return true whenever
14297 call arguments and fndecls compare equal, instead return false if they
14298 don't. Return true only if lhs1 and lhs2 are either both NULL, or
14299 both SSA_NAMEs that are valueized the same, or they satisfy
14302 2012-01-17 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
14304 * configure.ac (gcc_cv_target_dl_iterate_phdr): Only check on
14306 * configure: Regenerate.
14308 2012-01-16 Jan Hubicka <jh@suse.cz>
14312 * convert.c (convert_to_integer): Use fold_convert for
14313 converting an INTEGER_CST to integer type.
14315 2012-01-16 Jason Merrill <jason@redhat.com>
14318 * vec.c (vec_gc_o_reserve_1): Use ggc_round_alloc_size.
14320 2012-01-16 Jakub Jelinek <jakub@redhat.com>
14323 * config/s390/s390.c (s390_chunkify_start): Don't skip
14324 call insns followed by NOTE_INSN_CALL_ARG_LOCATION note. Skip
14325 NOTE_INSN_VAR_LOCATION and NOTE_INSN_CALL_ARG_LOCATION notes.
14326 If insn is followed by NOTE_INSN_VAR_LOCATION or
14327 NOTE_INSN_CALL_ARG_LOCATION notes, insert jump after all those notes.
14328 Don't use location of note insns.
14330 PR tree-optimization/51865
14331 * tree-inline.c (tree_function_versioning): Call remap_decl
14332 on DECL_RESULT whenever it has VOID_TYPE_P type.
14334 2012-01-15 Richard Sandiford <rdsandiford@googlemail.com>
14336 * config/mips/mips.c (mips16_build_call_stub): Don't use a stub
14337 for calls to locally-binding MIPS16 functions if only the return
14338 type uses float regs.
14340 2012-01-15 Chung-Lin Tang <cltang@codesourcery.com>
14341 Richard Sandiford <rdsandiford@googlemail.com>
14343 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): Delete.
14344 (SYMBOL_32_HIGH): Likewise.
14345 (mips_output_tls_reloc_directive): Declare.
14346 * config/mips/mips.h (PIC_FUNCTION_ADDR_REGNUM): Move to mips.md.
14347 (mips_use_pcrel_pool_p, mips_lo_relocs, mips_hi_relocs): Declare.
14348 * config/mips/mips.c (mips_use_pcrel_pool_p): New variable.
14349 (mips_lo_relocs, mips_hi_relocs): Make extern.
14350 (mips16_stub_function): Move up file.
14351 (mips_classify_symbol): Remove SYMBOL_FORCE_TO_MEM handling.
14352 (mips_symbolic_constant_p): Likewise. Remove SYMBOL_32_HIGH too.
14353 (mips_symbol_insns_1): Likewise. Check mips_use_pcrel_pool_p.
14354 (mips_cannot_force_const_mem): Use mips_use_pcrel_pool_p instead of
14355 SYMBOL_FORCE_TO_MEM. Only check mips_tls_symbol_ref_1 if it's false.
14356 (mips_get_tp): Add MIPS16 support.
14357 (mips_legitimize_tls_address): Remove MIPS16 sorry().
14358 Generalize DTPREL and TPREL handling.
14359 (mips_init_relocs): Initialize mips_use_pcrel_pool_p.
14360 Add MIPS16 TLS support.
14361 (mips_output_tls_reloc_directive): New function.
14362 (mips16_rewrite_pool_refs): Ignore UNSPEC_TLS_GET_TPs.
14363 * config/mips/predicates.md (symbolic_operand_with_high)
14364 (tls_reloc_operand): New predicates.
14365 (force_to_mem_operand): Use mips_use_pcrel_pool_p.
14366 * config/mips/mips.md (UNSPEC_UNSHIFTED_HIGH): New unspec.
14367 (PIC_FUNCTION_ADDR_REGNUM): Moved from mips.h.
14368 (*unshifted_high): New instruction. Use it for MIPS16 high splitter.
14369 (consttable_tls_reloc, tls_get_tp_mips16_<mode>): New patterns.
14370 (*tls_get_tp_mips16_call_<mode>): Likewise.
14372 2012-01-15 Uros Bizjak <ubizjak@gmail.com>
14374 PR rtl-optimization/51821
14375 * recog.c (peep2_find_free_register): Determine clobbered registers
14378 2012-01-14 Denis Chertykov <chertykov@gmail.com>
14381 * config/avr/avr-protos.h: Revert change of 2012-01-09.
14382 * config/avr/avr.c: Likewise.
14383 * config/avr/avr.h: Likewise.
14385 2012-01-13 Ian Lance Taylor <iant@google.com>
14388 * tree.h (TYPE_QUALS): Add cast to int.
14389 (TYPE_QUALS_NO_ADDR_SPACE): Likewise.
14391 2012-01-13 Ian Lance Taylor <iant@google.com>
14393 * ipa-cp.c (ipa_get_indirect_edge_target): Add typecasts when
14394 comparing param_index to VEC_length result.
14396 2012-01-13 Steven Bosscher <steven@gcc.gnu.org>
14398 * c-decl.c: Do not include tree-mudflap.h
14399 * tree-optimize.c: Likewise.
14400 * Makefile.in: Update dependencies.
14402 2012-01-13 Richard Guenther <rguenther@suse.de>
14405 * gimplify.c (gimplify_modify_expr_rhs): For calls with a
14406 variable-sized result always use RSO.
14408 2012-01-12 DJ Delorie <dj@redhat.com>
14410 * cfgexpand.c (convert_debug_memory_address): Allow any valid
14411 pointer type, not just the default pointer type.
14413 2012-01-09 Richard Henderson <rth@redhat.com>
14414 Denis Chertykov <chertykov@gmail.com>
14417 * config/avr/avr-protos.h (avr_hard_regno_nregs): Declare.
14418 * config/avr/avr.c (avr_can_eliminate): Simplify.
14419 (avr_initial_elimination_offset): Likewise.
14420 (avr_prologue_setup_frame): Use hard_frame_pointer_rtx.
14421 (expand_epilogue): Likewise.
14422 (avr_legitimize_address): Gut.
14423 (avr_legitimize_reload_address): Use hard_frame_pointer_rtx.
14424 (avr_hard_regno_nregs): New.
14425 (avr_hard_regno_ok): Allow only Pmode for arg and frame_pointers.
14426 (avr_regno_mode_code_ok_for_base_b): Handle arg and frame pointers.
14427 * config/avr/avr.h (FIXED_REGISTERS): Adjust arg pointer,
14428 add soft frame pointer.
14429 (CALL_USED_REGISTERS): Likewise.
14430 (REG_CLASS_CONTENTS): Likewise.
14431 (REGISTER_NAMES): Likewise.
14432 (HARD_REGNO_NREGS): Use avr_hard_regno_nregs.
14433 (HARD_FRAME_POINTER_REGNUM): New.
14434 (FRAME_POINTER_REGNUM): Use soft frame pointer.
14435 (ELIMINABLE_REGS): Eliminate from the soft frame pointer,
14436 remove the HARD_FRAME_POINTER self-elimination.
14438 2012-01-12 Georg-Johann Lay <avr@gjlay.de>
14441 * config/avr/avr.c (avr_encode_section_info): Test for absence of
14442 DECL_EXTERNAL when checking for initializers of progmem variables.
14444 2012-01-12 Ira Rosen <irar@il.ibm.com>
14446 PR tree-optimization/51799
14447 * tree-vect-patterns.c (vect_recog_over_widening_pattern): Check
14448 that the last operation is a type demotion.
14450 2012-01-12 Uros Bizjak <ubizjak@gmail.com>
14452 * config/i386/i386.md (*zero_extendsidi2_rex64): Correct movl template.
14453 (x86_shift<mode>_adj_1): Remove operand constraint from operand 3.
14455 2012-01-11 Jakub Jelinek <jakub@redhat.com>
14458 * combine.c (distribute_notes): If i3 is a noreturn call,
14459 allow old_size to be equal to args_size and make sure the
14460 noreturn call gets REG_ARGS_SIZE note.
14461 * expr.c (fixup_args_size_notes): Put REG_ARGS_SIZE notes
14462 on noreturn calls even when the delta is 0.
14464 2012-01-11 Nathan Sidwell <nathan@acm.org>
14466 * gcov.c (STRING_SIZE): Remove.
14467 (generate_results): Erase annotations for source files with no
14468 coverage information.
14470 (output_lines): Use it.
14472 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
14474 * gimple.h (gimplify_body): Remove first argument.
14475 * gimplify.c (copy_if_shared): Add DATA argument. Do not create the
14476 pointer set here, instead just pass DATA to walk_tree.
14477 (unshare_body): Remove BODY_P argument and adjust. Create the pointer
14478 set here and invoke copy_if_shared on the size trees of DECL_RESULT.
14479 (unvisit_body): Likewise, but with unmark_visited.
14480 (gimplify_body): Remove BODY_P argument and adjust.
14481 (gimplify_function_tree): Adjust call to gimplify_body.
14482 * omp-low.c (finalize_task_copyfn): Likewise.
14484 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
14486 * tree.h (build_function_decl_skip_args): Add boolean parameter.
14487 (build_function_type_skip_args): Delete.
14488 * tree.c (build_function_type_skip_args): Make static and add
14489 SKIP_RETURN parameter. Fix thinko in the handling of variants.
14490 (build_function_decl_skip_args): Add SKIP_RETURN parameter and
14491 pass it to build_function_type_skip_args.
14492 * cgraph.h (cgraph_function_versioning): Add boolean parameter.
14493 (tree_function_versioning): Likewise.
14494 * cgraph.c (cgraph_create_virtual_clone): Adjust call to
14495 build_function_decl_skip_args.
14496 * cgraphunit.c (cgraph_function_versioning): Add SKIP_RETURN parameter
14497 and pass it to build_function_decl_skip_args/tree_function_versioning.
14498 (cgraph_materialize_clone): Adjust call to tree_function_versioning.
14499 * ipa-inline-transform.c (save_inline_function_body): Likewise.
14500 * trans-mem.c (ipa_tm_create_version): Likewise.
14501 * tree-sra.c (modify_function): Ditto for cgraph_function_versioning.
14502 * tree-inline.c (declare_return_variable): Remove always-true test.
14503 (tree_function_versioning): Add SKIP_RETURN parameter. If the function
14504 returns non-void and SKIP_RETURN, create a void-typed RESULT_DECL.
14505 * ipa-split.c (split_function): Skip the return value for the split
14506 part if it doesn't return.
14508 2012-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
14510 PR tree-optimization/49642
14511 * ipa-split.c (forbidden_dominators): New variable.
14512 (check_forbidden_calls): New function.
14513 (dominated_by_forbidden): Likewise.
14514 (consider_split): Check for forbidden dominators.
14515 (execute_split_functions): Initialize and free forbidden
14516 dominators info; call check_forbidden_calls.
14518 2012-01-11 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
14520 * config/arm/arm.md (mov_notscc): Use MVN for false condition.
14522 2012-01-11 Nick Clifton <nickc@redhat.com>
14524 * config/rx/rx.md (return): Define pattern.
14526 2012-01-11 Richard Guenther <rguenther@suse.de>
14528 * doc/extend.texi (malloc attribute): Adjust according to
14531 2012-01-10 Aldy Hernandez <aldyh@redhat.com>
14532 Patrick Marlier <patrick.marlier@gmail.com>
14534 PR middle-end/51516
14535 * trans-mem.c (get_cg_data): Traverse aliases if requested.
14536 (ipa_tm_scan_calls_block): Update parameters to get_cg_data.
14537 (ipa_tm_note_irrevocable): Same.
14538 (ipa_tm_scan_irr_block): Same.
14539 (ipa_tm_decrement_clone_counts): Same.
14540 (ipa_tm_scan_irr_function): Same.
14541 (ipa_tm_create_version_alias): Same.
14542 (ipa_tm_create_version): Same.
14543 (ipa_tm_transform_calls_redirect): Same.
14544 (ipa_tm_transform_calls): Same.
14545 (ipa_tm_transform_transaction): Same.
14546 (ipa_tm_execute): Same.
14548 2012-01-10 Richard Guenther <rguenther@suse.de>
14550 PR middle-end/51806
14551 * opts.c (common_handle_option): Handle -Werror.
14553 2012-01-10 Andreas Schwab <schwab@linux-m68k.org>
14555 * config/m68k/sync.md ("atomic_compare_and_swap<mode>_1"): Fix
14558 2012-01-10 Jason Merrill <jason@redhat.com>
14560 * doc/invoke.texi (C++ Dialect Options): Update -fabi-version=6
14563 2012-01-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
14565 * configure.ac (gcc_cv_as_ix86_tlsgdplt): Check if linker
14566 supports R_386_TLS_GD_PLT reloc.
14567 (gcc_cv_as_ix86_tlsldmplt): Check if linker
14568 supports R_386_TLS_LDM_PLT reloc.
14569 * configure: Regenerate.
14570 * config.in: Regenerate.
14572 2012-01-10 Georg-Johann Lay <avr@gjlay.de>
14575 Extend __pgmx semantics to linearize memory.
14576 * config/avr/avr.md (mov<mode>): Use avr_xload_libgcc_p to
14577 determine if code comes inline or from libgcc.
14578 (MOVMEM_r_d:HI): Add "w" to constraint for better preference.
14579 (movmem_qi, movmem_qi): Set constraint #2 to "n".
14580 (movmem_qi_elpm, movmem_hi_elpm): Remove insns.
14581 (movmemx_qi, movmemx_hi): New insns.
14582 (xload_<mode>_libgcc): Rewrite to new insn condition.
14583 (xload_<mode>): Remove insns.
14584 * config/avr/avr.c (avr_out_xload): Rewrite: Only need to handle
14585 cases that don't satisfy avr_xload_libgcc_p().
14586 (avr_addr_space_convert): Allow converting in any direction.
14587 (avr_addr_space_subset_p): Return always true.
14588 (avr_xload_libgcc_p): Rewrite to fit new __pgmx semantics.
14589 (avr_emit_movmemhi): Ditto.
14590 (avr_out_lpm): No need to handle ADDR_SPACE_PGMX any more.
14591 (avr_out_movmem): Ditto.
14592 (AVR_SYMBOL_FLAG_PROGMEM): New macro.
14593 (AVR_SYMBOL_SET_ADDR_SPACE): New macro.
14594 (AVR_SYMBOL_GET_ADDR_SPACE): New macro.
14595 (avr_encode_section_info): Encode 'progmem' in symbol flags.
14596 (output_reload_in_const): Don't zero-extend any 24-bit symbols.
14598 2012-01-10 Richard Guenther <rguenther@suse.de>
14600 PR tree-optimization/50913
14601 * graphite-scop-detection.c (stmt_has_simple_data_refs_p):
14602 Require data-refs to be representable by Graphite with respect
14605 2012-01-10 Uros Bizjak <ubizjak@gmail.com>
14607 * config/i386/constraints.md ("L"): Return true for 0xffffffff.
14608 * config/i386/i386.c (*anddi_1): Emit AND with 0xffffffff as MOV.
14610 2012-01-10 Tom de Vries <tom@codesourcery.com>
14612 PR rtl-optimization/51271
14613 * dwarf2cfi.c (scan_trace): Save and restore cur_row->reg_save when
14614 handling annulled branch.
14616 2012-01-10 Richard Henderson <rth@redhat.com>
14618 * config/arm/arm.c (arm_vectorize_vec_perm_const_ok,
14619 TARGET_VECTORIZE_VEC_PERM_CONST_OK, neon_split_vcombine, MAX_VECT_LEN,
14620 struct expand_vec_perm_d, arm_expand_vec_perm_1, arm_expand_vec_perm,
14621 arm_evpc_neon_vuzp, arm_evpc_neon_vzip, arm_evpc_neon_vrev,
14622 arm_evpc_neon_vtrn, arm_evpc_neon_vtbl, arm_expand_vec_perm_const_1,
14623 arm_expand_vec_perm_const): New.
14624 * config/arm/arm-protos.h: Update.
14625 * config/arm/neon.md (UNSPEC_VCONCAT): New.
14626 (*neon_vswp<VDQX>): New.
14627 (neon_vcombine<VDX>): Use neon_split_vcombine.
14628 (neon_vtbl1v16qi, neon_vtbl2v16qi, neon_vcombinev16qi): New.
14629 * config/arm/vec-common.md (vec_perm_const<VALL>): New.
14630 (vec_perm<VE>): New.
14632 2012-01-10 Richard Henderson <rth@redhat.com>
14634 * config/arm/arm.c (arm_gen_compare_reg): Add scratch argument;
14635 use it if reload_completed.
14636 (arm_legitimize_sync_memory, arm_emit, arm_insn_count, arm_count,
14637 arm_output_asm_insn, arm_process_output_memory_barrier,
14638 arm_output_memory_barrier, arm_ldrex_suffix, arm_output_ldrex,
14639 arm_output_strex, arm_output_it, arm_output_op2, arm_output_op3,
14640 arm_output_sync_loop, arm_get_sync_operand, FETCH_SYNC_OPERAND,
14641 arm_process_output_sync_insn, arm_output_sync_insn,
14642 arm_sync_loop_insns, arm_call_generator, arm_expand_sync): Remove.
14643 (arm_pre_atomic_barrier, arm_post_atomic_barrier): New.
14644 (arm_emit_load_exclusive, arm_emit_store_exclusive): New.
14645 (emit_unlikely_jump): New.
14646 (arm_expand_compare_and_swap, arm_split_compare_and_swap): New.
14647 (arm_split_atomic_op): New.
14648 * config/arm/arm-protos.h: Update.
14649 * config/arm/arm.h (enum arm_sync_generator_tag): Remove.
14650 (struct arm_sync_generator): Remove.
14651 * config/arm/arm.md (VUNSPEC_SYNC_COMPARE_AND_SWAP, VUNSPEC_SYNC_LOCK,
14652 VUNSPEC_SYNC_OP, VUNSPEC_SYNC_NEW_OP, VUNSPEC_SYNC_OLD_OP): Remove.
14653 (VUNSPEC_ATOMIC_CAS, VUNSPEC_ATOMIC_XCHG, VUNSPEC_ATOMIC_OP): New.
14654 (VUNSPEC_LL, VUNSPEC_SC): New.
14655 (sync_result, sync_memory, sync_required_value, sync_new_value,
14656 sync_t1, sync_t2, sync_release_barrier, sync_op): Remove.
14657 (attr length): Don't use arm_sync_loop_insns.
14658 (cbranch_cc, cstore_cc): Update call to arm_gen_compare_reg.
14659 (movsfcc, movdfcc): Likewise.
14660 * config/arm/constraints.md (Ua): New.
14661 * config/arm/prediates.md (mem_noofs_operand): New.
14662 (sync_compare_and_swap<QHSD>, sync_lock_test_and_set<QHSD>): Remove.
14663 (sync_clobber, sync_t2_reqd): Remove.
14664 (sync_<syncop><QHSD>, sync_nand<QHSD>): Remove.
14665 (sync_new_<syncop><QHSD>, sync_new_nand<QHSD>): Remove.
14666 (sync_old_<syncop><QHSD>, sync_old_nand<QHSD>): Remove.
14667 (arm_sync_compare_and_swap<SIDI>): Remove.
14668 (arm_sync_compare_and_swap<NARROW>): Remove.
14669 (arm_sync_lock_test_and_set<SIDI>): Remove.
14670 (arm_sync_lock_test_and_set<NARROW>): Remove.
14671 (arm_sync_new_<syncop><SIDI>): Remove.
14672 (arm_sync_new_<syncop><NARROW>): Remove.
14673 (arm_sync_new_nand<SIDI>): Remove.
14674 (arm_sync_new_nand<NARROW>): Remove.
14675 (arm_sync_old_<syncop><SIDI>): Remove.
14676 (arm_sync_old_<syncop><NARROW>): Remove.
14677 (arm_sync_old_nand<SIDI>): Remove.
14678 (arm_sync_old_nand<NARROW>): Remove.
14679 (*memory_barrier): Merge arm_output_memory_barrier.
14680 (atomic_compare_and_swap<QHSD>): New.
14681 (atomic_compare_and_swap<NARROW>_1): New.
14682 (atomic_compare_and_swap<SIDI>_1): New.
14683 (atomic_exchange<QHSD>): New.
14684 (cas_cmp_operand, cas_cmp_str): New.
14685 (atomic_op_operand, atomic_op_str): New.
14686 (atomic_<syncop><QHSD>, atomic_nand<QHSD>): New.
14687 (atomic_fetch_<syncop><QHSD>, atomic_fetch_nand<QHSD>): New.
14688 (atomic_<syncop>_fetch<QHSD>, atomic_nand_fetch<QHSD>): New.
14689 (arm_load_exclusive<NARROW>): New.
14690 (arm_load_exclusivesi, arm_load_exclusivedi): New.
14691 (arm_store_exclusive<QHSD>): New.
14693 2012-01-09 Michael Meissner <meissner@linux.vnet.ibm.com>
14695 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add DF
14696 reload patterns if -mvsx-scalar-memory.
14698 * config/rs6000/vsx.md (vsx_xscvspdp): Allow xscvspdp to be
14699 generated, even -mno-vsx-scalar-double was used.
14700 (vsx_xscvdpsp_scalar): Likewise.
14701 (vsx_xscvspdp_scalar2): Likewise.
14703 2012-01-09 Tom de Vries <tom@codesourcery.com>
14704 Andrew Pinski <apinski@cavium.com>
14707 * reorg.c (fill_slots_from_thread): Don't speculate
14708 frame-related insns.
14710 2012-01-09 Richard Sandiford <rdsandiford@googlemail.com>
14712 * sched-int.h (bb_note): Move to...
14713 * basic-block.h: ...here.
14714 * haifa-sched.c (bb_note): Move to...
14715 * cfgrtl.c: ...here.
14716 * function.c (next_block_for_reg): New function.
14717 (move_insn_for_shrink_wrap): Likewise.
14718 (prepare_shrink_wrap): Rewrite to use the above.
14720 2012-01-09 Aldy Hernandez <aldyh@redhat.com>
14722 * gimple.c (is_gimple_non_addressable): Remove.
14723 * gimple.h: Remove is_gimple_non_addressable.
14724 * gimplify.c (gimplify_modify_expr_rhs): Use is_gimple_reg instead of
14725 is_gimple_non_addressable.
14726 * trans-mem.c (expand_assign_tm): Same.
14728 2012-01-09 Richard Guenther <rguenther@suse.de>
14730 PR tree-optimization/51775
14731 * tree-ssa-sccvn.c (visit_use): Value-number throwing stmts.
14732 * tree-ssa-pre.c (eliminate): Properly fixup EH info.
14734 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
14736 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
14738 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
14740 2012-01-09 Richard Guenther <rguenther@suse.de>
14742 * tree-streamer-out.c (write_ts_optimization): Fix spelling.
14744 2012-01-08 Jan Hubicka <jh@suse.cz>
14746 PR tree-optimize/51680
14747 * ipa-inline-analyss.c (evaluate_properties_for_edge): Fix condition
14748 on when known_vals needs to be computed; cleanup.
14750 2012-01-08 Jan Hubicka <jh@suse.cz>
14752 PR tree-optimize/51694
14753 * ipa-cp.c (ipa_get_indirect_edge_target): Add bounds checks.
14755 2012-01-08 Jonathan Wakely <jwakely.gcc@gmail.com>
14757 * doc/cpp.texi (Predefined Macros): __STRICT_ANSI__ is defined
14758 for -std=c++98 and -std=c++11 too.
14760 2012-01-08 Chung-Lin Tang <cltang@codesourcery.com>
14762 * cfgloop.c (cancel_loop): Add free() of bbs array.
14764 2012-01-07 Jan Hubicka <jh@suse.cz>
14766 PR tree-optimization/51600
14767 * ipa-inline-analysis.c (estimate_edge_devirt_benefit): Disable code
14768 that benefits small functions.
14770 2012-01-07 Jan Hubicka <jh@suse.cz>
14772 * ipa-inline.c (want_inline_small_function_p): Fix formating.
14774 2012-01-07 Jan Hubicka <jh@suse.cz>
14776 PR tree-optimization/51680
14777 * ipa-inline.c (want_inline_small_function_p): Be more lax on functions
14778 whose inlining reduce unit size.
14780 2012-01-07 Alexandre Oliva <aoliva@redhat.com>
14783 * cselib.c (new_elt_loc_list): Promote addr_list to canonical node.
14784 Add canonical node to containing_mem chain after the non-canonical
14785 one, even if there weren't any locs to propagate.
14786 (remove_useless_values): Keep only canonical values.
14787 (add_mem_for_addr, cselib_lookup_mem): Canonicalize addr.
14788 (cselib_invalidate_mem): Likewise. Ensure v is canonical, and
14789 canonicalize mem_chain elements that are not discarded.
14791 2012-01-06 Jakub Jelinek <jakub@redhat.com>
14794 * cgraphunit.c (cgraph_optimize): Call output_weakrefs
14795 before emitting functions.
14797 PR gcov-profile/50127
14798 * bb-reorder.c (partition_hot_cold_basic_blocks): Call
14799 clear_aux_for_blocks.
14801 2012-01-06 Alexandre Oliva <aoliva@redhat.com>
14804 * cselib.c (cselib_hash_rtx): Hash incoming VALUEs too.
14806 2012-01-06 Arnaud Charlet <charlet@adacore.com>
14808 * c-decl.c (ext_block): Moved up.
14809 (collect_all_refs, for_each_global_decl): Take ext_block into account.
14811 2012-01-06 Han Shen <shenhan@google.com>
14813 Translate built-in include paths for sysroot.
14814 * Makefile.in (gcc_gxx_include_dir_add_sysroot): New.
14815 (PREPROCESSOR_DEFINES): Define GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT.
14817 * cppdefault.c (cpp_include_defaults): Replace hard coded "0" with
14818 GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT for "add_sysroot" field.
14820 * configure.ac (AC_SUBST): Add gcc_gxx_include_dir_add_sysroot to
14821 control whether sysroot should be prepended to gxx include dir.
14823 * configure: Regenerate.
14825 2012-01-06 Torvald Riegel <triegel@redhat.com>
14827 PR rtl-optimization/51771
14828 * builtin-attrs.def (ATTR_RETURNS_TWICE, ATTR_TM_NOTHROW_RT_LIST): New.
14829 * gtm-builtins.def (BUILT_IN_TM_START): Add returns-twice attrib.
14831 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
14833 PR tree-optimization/51315
14834 * tree-sra.c (tree_non_aligned_mem_for_access_p): New predicate.
14835 (build_accesses_from_assign): Use it instead of tree_non_aligned_mem_p.
14837 2012-01-05 Uros Bizjak <ubizjak@gmail.com>
14840 * config/ia64/ia64.c (expand_vec_perm_shrp): Use correct operands
14841 for shrp pattern. Correctly handle and fixup shift variable.
14842 Return false when shift > nelt for BYTES_BIG_ENDIAN target.
14844 2012-01-05 Jakub Jelinek <jakub@redhat.com>
14847 * calls.c (emit_call_1): For noreturn calls force a REG_ARGS_SIZE
14848 note when !ACCUMULATE_OUTGOING_ARGS.
14850 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
14852 * tree-vrp.c (extract_range_from_binary_expr_1): Remove duplicated
14854 (extract_range_from_unary_expr_1): Avoid useless computations.
14856 2012-01-05 Jakub Jelinek <jakub@redhat.com>
14858 PR rtl-optimization/51767
14859 * cfgrtl.c (force_nonfallthru_and_redirect): Force addition
14860 of jump_block and add an extra edge for degenerated asm gotos.
14862 PR middle-end/51768
14863 * stmt.c (check_unique_operand_names): Don't ICE during error
14864 reporting if i is from labels chain.
14866 PR middle-end/44777
14867 * profile.c (branch_prob): Split bbs that have exit edge
14868 and need a fake entry edge too.
14870 2012-01-05 Jan Hubicka <jh@suse.cz>
14872 PR middle-end/49710
14873 * cfgloopmanip.c (remove_path): Walk loop hiearchy upwards when
14876 2012-01-05 Richard Guenther <rguenther@suse.de>
14879 * tree-streamer-out.c (write_ts_optimization): New function.
14880 (streamer_write_tree_body): Call it.
14881 * tree-streamer-in.c (lto_input_ts_optimization): New function.
14882 (streamer_read_tree_body): Call it.
14883 * lto-streamer-out.c (lto_is_streamable): Handle OPTIMIZATION_NODE.
14885 2012-01-05 Jakub Jelinek <jakub@redhat.com>
14887 PR middle-end/51761
14888 * gimple.h (struct gimplify_ctx): Add in_cleanup_point_expr field.
14889 * gimplify.c (gimplify_cleanup_point_expr): Save and set
14890 in_cleanup_point_expr before gimplify_stmt call and restore it
14892 (gimplify_target_expr): Don't add {CLOBBER} cleanup if
14893 in_cleanup_point_expr is false.
14895 2012-01-05 Richard Guenther <rguenther@suse.de>
14897 PR middle-end/51764
14898 * common.opt (Wmudflap, fmudflap, fmudflapth, fmudflapir): Move
14900 * toplev.c (process_options): Reject combining mudflap and LTO.
14901 * tree-nomudflap.c (nogo): Use sorry instead of internal_error.
14903 2012-01-05 Richard Guenther <rguenther@suse.de>
14905 PR tree-optimization/51760
14906 * tree-ssa-ccp.c (likely_value): Drop UNDEFINED to CONSTANT,
14908 (bit_value_unop): Handle UNDEFINED operands.
14909 (bit_value_binop): Likewise.
14911 2012-01-05 Georg-Johann Lay <avr@gjlay.de>
14913 * config/avr/avr.c (avr_replace_prefix): Remove.
14914 (avr_asm_named_section): Use ACONCAT instead of avr_replace_prefix.
14915 (avr_asm_function_rodata_section): Ditto.
14916 (avr_asm_select_section): Ditto.
14918 2012-01-05 Marcus Shawcroft <marcus.shawcroft@arm.com>
14920 * reload.c (find_reloads): Adjust LABEL_NUSES on REG_LABEL_OPERAND
14923 2012-01-05 Jakub Jelinek <jakub@redhat.com>
14926 * tree-cfg.c (need_fake_edge_p): Return true also for noreturn
14927 calls that have any non-fake successor edges.
14930 * var-tracking.c (add_stores): For COND_EXEC allow oval to be NULL.
14932 2012-01-04 Eric Botcazou <ebotcazou@adacore.com>
14934 PR tree-optimization/51624
14935 * tree-sra.c (build_ref_for_model): When replicating a chain of
14936 COMPONENT_REFs, stop as soon as the offset would become negative.
14938 2012-01-04 Jakub Jelinek <jakub@redhat.com>
14941 * dwarf2out.c (output_loc_list): For now drop >= 64KB expressions
14942 in .debug_loc on the floor.
14944 2012-01-04 Andrew Pinski <apinski@cavium.com>
14946 * doc/invoke.texi (-march=@var{arch}): Add octeon+ and octeon2.
14948 2012-01-04 Andrew Pinski <apinski@cavium.com>
14949 Adam Nemet <anemet@caviumnetworks.com>
14951 * config/mips/mips.md (size): Add SI and DI.
14952 (SIZE): New mode attribute.
14953 (U): New code attribute.
14954 * config/mips/mips-dsp.md (mips_lbux): Use gen_mips_lbux_extsi.
14955 (mips_lbux_<mode>): Delete.
14956 (mips_l<SHORT:size><u>x_ext<GPR:mode>_<P:mode>): New pattern.
14957 (mips_lhx): Use gen_mips_lhx_extsi.
14958 (mips_lhx_<mode>): Delete.
14959 (mips_lwx): Delete.
14960 (mips_l<size>x): New expand.
14961 (mips_lwx_<mode>): Delete.
14962 (mips_l<GPR:size>x_<P:mode>): New pattern.
14963 (*mips_lw<u>x_<P:mode>_ext): Likewise.
14964 * config/mips/mips-ftypes.def: Add DI f(POINTER, SI) function type.
14965 * config/mips/mips.c (mips_lx_address_p): New function.
14966 (mips_rtx_costs <case MEM>): Call mips_lx_address_p.
14967 (dsp64): New availability predicate.
14968 (mips_builtins): Add an entry for __builtin_mips_ldx.
14969 * config/mips/mips.h (ISA_HAS_LBX): New define.
14970 (ISA_HAS_LBUX): Likewise.
14971 (ISA_HAS_LHX): Likewise.
14972 (ISA_HAS_LHUX): Likewise.
14973 (ISA_HAS_LWX): Likewise.
14974 (ISA_HAS_LWUX): Likewise.
14975 (ISA_HAS_LDX): Likewise.
14976 * doc/extend.texi (__builtin_mips_ldx): Document.
14978 2012-01-04 Tristan Gingold <gingold@adacore.com>
14980 * config/vms/xm-vms.h (HOST_LONG_FORMAT, HOST_PTR_PRINTF): Define
14981 when long pointers are used.
14982 * config.build (*-*-*vms*): Handle all OpenVMS targets.
14983 (alpha64-dec-*vms*, alpha*-dec-*vms*)
14984 (ia64-hp-*vms*): Remove.
14985 * config/vms/xm-vms64.h: Delete.
14987 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
14989 PR middle-end/51472
14990 * trans-mem.c (expand_assign_tm): Handle TM_MEMMOVE loads correctly.
14992 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
14994 * opts.c (finish_options): Remove duplicate sorry.
14996 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
14998 PR middle-end/51696
14999 * trans-mem.c (diagnose_tm_1): Display indirect calls with no name
15002 2012-01-04 Richard Guenther <rguenther@suse.de>
15004 PR middle-end/51750
15005 * tree.c (size_low_cst): New function.
15006 * tree.h (size_low_cst): Declare.
15007 * fold-const.c (fold_comparison): Use it to extract the low
15008 part of the POINTER_PLUS_EXPR offset.
15010 2012-01-04 Georg-Johann Lay <avr@gjlay.de>
15012 Fix clearing ZERO_REG
15013 * config/avr/avr.md (cc): Add alternative "ldi".
15014 (movqi_insn): Use it in cc attribute.
15015 * config/avr/avr.c (notice_update_cc): Handle CC_LDI.
15016 (output_reload_in_const): Use CLR to move 0 to ZERO_REG.
15017 (output_reload_insisf): Use ZERO_REG to pre-clear register.
15019 2012-01-04 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
15021 * configure: Regenerate.
15023 2012-01-04 Richard Guenther <rguenther@suse.de>
15025 PR tree-optimization/49651
15026 * tree-ssa-structalias.c (type_can_have_subvars): New function.
15027 (var_can_have_subvars): Use it.
15028 (get_constraint_for_1): Only consider subfields if there can be any.
15030 2012-01-03 Jakub Jelinek <jakub@redhat.com>
15033 * cselib.c (new_elt_loc_list): When moving locs from one cselib_val
15034 to its new canonical_cselib_val and the cselib_val was in
15035 first_containing_mem chain, but the canonical_cselib_val was not,
15036 add the latter into the chain.
15037 (cselib_invalidate_mem): Compare canonical_cselib_val of
15038 addr_list chain elt with v.
15041 * dwarf2out.c (dwarf2out_start_source_file, dwarf2out_define,
15042 dwarf2out_undef): Allocate e.info using ggc_strdup instead
15044 (output_macinfo_op): Don't ggc_strdup fd->filename.
15045 (optimize_macinfo_range): Allocate grp_name using XALLOCAVEC,
15046 then ggc_strdup it. Don't free inc->info or cur->info.
15047 (output_macinfo): Don't free ref->info or file->info.
15049 2012-01-03 Ira Rosen <irar@il.ibm.com>
15051 PR tree-optimization/51269
15052 * tree-vect-loop-manip.c (set_prologue_iterations): Make
15053 first_niters a pointer.
15054 (slpeel_tree_peel_loop_to_edge): Likewise.
15055 (vect_do_peeling_for_loop_bound): Update call to
15056 slpeel_tree_peel_loop_to_edge.
15057 (vect_gen_niters_for_prolog_loop): Don't compute wide_prolog_niters
15058 here. Remove it from the parameters list.
15059 (vect_do_peeling_for_alignment): Update calls and compute
15060 wide_prolog_niters.
15062 2012-01-03 Richard Guenther <rguenther@suse.de>
15064 PR tree-optimization/51070
15065 * tree-loop-distribution.c (stmt_has_scalar_dependences_outside_loop):
15066 Properly handle calls.
15068 2012-01-03 Richard Guenther <rguenther@suse.de>
15070 PR tree-optimization/51692
15071 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not remove
15072 the LHS of allocation stmts.
15074 2012-01-03 Olivier Hainque <hainque@adacore.com>
15076 * system.h: Prior to #define, #undef fopen and freopen unconditionally.
15078 2012-01-03 Olivier Hainque <hainque@adacore.com>
15080 * collect2.c (main): In AIX specific computations for vector
15081 insertions, use CONST_CAST2 to cast from char ** to const char **.
15083 2012-01-03 Richard Guenther <rguenther@suse.de>
15086 * dwarf2out.c (dwarf2out_finish): Always create a DIE for
15087 the context of a limbo DIE when it does not already exist.
15089 2012-01-03 Jakub Jelinek <jakub@redhat.com>
15091 PR tree-optimization/51719
15092 * value-prof.c (gimple_ic): When indirect call isn't noreturn,
15093 but direct call is, clear direct call's lhs and don't add fallthrough
15094 edge from dcall_bb to join_bb and PHIs.
15096 2012-01-03 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
15098 * config/s390/s390.md ("*cmp<mode>_ccs"): Fix comment mentioning
15099 the instructions emitted by the pattern.
15100 ("*TDC_insn_<mode>"): Add comment.
15102 2012-01-03 Richard Guenther <rguenther@suse.de>
15104 PR middle-end/51730
15105 * fold-const.c (fold_comparison): Properly canonicalize
15106 tree offset and HOST_WIDE_INT bit position.
15108 2012-01-02 Uros Bizjak <ubizjak@gmail.com>
15110 * config/ia64/ia64.c (expand_vec_perm_broadcast): Use correct
15111 operands for extzv pattern.
15113 2012-01-02 Jakub Jelinek <jakub@redhat.com>
15116 * cselib.c (add_mem_for_addr): Call canonical_cselib_val
15119 2012-01-02 Sandra Loosemore <sandra@codesourcery.com>
15121 * doc/invoke.texi (-flto and related options): Copy-edit.
15123 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
15125 * config/mips/mips.md (loadgp_newabi_<mode>): Add missing earlyclobber.
15127 2012-01-02 Jakub Jelinek <jakub@redhat.com>
15129 * config/i386/sse.md (*avx2_gatherdi<mode>_3, *avx2_gatherdi<mode>_4):
15132 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
15134 * expr.h (move_by_pieces_ninsns): Declare.
15135 * expr.c (move_by_pieces_ninsns): Make external.
15136 * config/mips/mips-protos.h (mips_move_by_pieces_p): Declare.
15137 (mips_store_by_pieces_p): Likewise.
15138 * config/mips/mips.h (MOVE_BY_PIECES_P): Call mips_move_by_pieces_p.
15139 (STORE_BY_PIECES_P): Likewise mips_store_by_pieces_p.
15140 * config/mips/mips.c (mips_move_by_pieces_p): New function.
15141 (mips_store_by_pieces_p): Likewise.
15143 2012-01-02 Jakub Jelinek <jakub@redhat.com>
15145 * passes.c (register_one_dump_file): Free full_name.
15147 * reload1.c (reload): Don't allocate reg_max_ref_width here.
15148 (calculate_elim_costs_all_insns): Free offsets_at and
15149 offsets_known_at at the end and clear the pointers.
15151 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
15153 * config/avr/avr.opt (-mbranch-cost): Fix double definition of
15154 this option introduced in r180739.
15156 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
15159 * config.gcc (tm_file target=avr]): Add avr/avr-multilib.h
15160 (tmake_file target=avr): Add avr/t-multilib.
15162 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use AVR_HAVE_8BIT_SP
15163 to built-in define __AVR_HAVE_8BIT_SP__, __AVR_HAVE_16BIT_SP__.
15164 * config/avr/genmultilib.awk: New file.
15165 * config/avr/t-multilib: New auto-generated file.
15166 * config/avr/multilib.h: New auto-generated file.
15167 * config/avr/t-avr (AVR_MCUS): New variable.
15168 (genopt.sh): Use it.
15169 (s-mlib): Depend on t-multilib.
15170 (t-multilib, multilib.h): New dependencies.
15171 (s-avr-mlib): New rule to build t-multilib, multilib.h from AVR_MCUS.
15172 (MULTILIB_OPTIONS): Remove.
15173 (MULTILIB_MATCHES): Remove.
15174 (MULTILIB_DIRNAMES): Remove.
15175 (MULTILIB_EXCEPTIONS): Remove:
15176 * config/avr/genopt.sh: Don't use hard coded file name;
15177 pass AVR_MCUS from t-avr instead.
15179 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
15181 * config/avr/avr.c (avr_out_ashrpsi3): Fix "case 31" to "case 23".
15183 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
15185 Implement light-weight DImode support.
15186 * config/avr/avr-dimode.md: New file.
15187 * config/avr/avr.md: Include it.
15188 (adjust_len): Add plus64, compare64.
15189 (HIDI): Remove code iterator.
15190 (code_stdname): New code attribute.
15191 (rotx, rotsmode): Remove DI.
15192 (rotl<mode>3, *rotw<mode>, *rotb<mode>): Use HISI instead of HIDI
15194 * config/avr/avr-protos.h (avr_have_dimode): New.
15195 (avr_out_plus64, avr_out_compare64): New.
15196 * config/avr/avr.c (avr_out_compare): Handle DImode.
15197 (avr_have_dimode): New variable definition and initialization.
15198 (avr_out_compare64, avr_out_plus64): New functions.
15199 (avr_out_plus_1): Use simplify_unary_operation to negate xval.
15200 (adjust_insn_length): Handle ADJUST_LEN_COMPARE64, ADJUST_LEN_PLUS64.
15201 (avr_compare_pattern): Skip DImode comparisons.
15203 2012-01-02 Revital Eres <revital.eres@linaro.org>
15205 * ddg.c (def_has_ccmode_p): New function.
15206 (add_cross_iteration_register_deps,
15207 create_ddg_dep_from_intra_loop_link): Call it.
15209 2012-01-02 Richard Guenther <rguenther@suse.de>
15212 * invoke.texi (fassociative-math): Remove spurious paranthesis.
15214 2012-01-01 Jakub Jelinek <jakub@redhat.com>
15216 * gcc.c (process_command): Update copyright notice dates.
15217 * gcov.c (print_version): Likewise.
15218 * gcov-dump.c (print_version): Likewise.
15219 * mips-tfile.c (main): Likewise.
15220 * mips-tdump.c (main): Likewise.
15222 2012-01-01 Ira Rosen <irar@il.ibm.com>
15224 PR tree-optimization/51704
15225 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Check that
15226 a use is inside the basic block or loop before accessing its vect info.
15228 2012-01-01 Jan Hubicka <jhjh@suse.cz>
15230 PR rtl-optimization/51069
15231 * cfgloopmanip.c (remove_path): Removing path making irreducible
15232 region unconditional makes BB part of the region.
15234 2012-01-01 Jakub Jelinek <jakub@redhat.com>
15236 PR tree-optimization/51683
15237 * tree-ssa-propagate.c (substitute_and_fold): Don't optimize away
15238 calls with side-effects.
15239 * tree-ssa-ccp.c (ccp_fold_stmt): Likewise.
15241 Copyright (C) 2012 Free Software Foundation, Inc.
15243 Copying and distribution of this file, with or without modification,
15244 are permitted in any medium without royalty provided the copyright
15245 notice and this notice are preserved.