1 2012-06-29 Steven Bosscher <steven@gcc.gnu.org>
3 * system.h (IFCVT_EXTRA_FIELDS): Poison.
4 (IFCVT_INIT_EXTRA_FIELDS): Poison.
5 * basic-block.h (struct ce_if_block): Remove IFCVT_EXTRA_FIELDS.
6 * ifcvt.c (find_if_header): Use IFCVT_MACHDEP_INIT instead of
7 IFCVT_INIT_EXTRA_FIELDS.
8 * gengtype-parse.c (struct_field_seq): Remove obsolete comment.
9 * config/frv/frv.h (IFCVT_INIT_EXTRA_FIELDS): Rename to
11 * config/frv/frv.c (frv_ifcvt_init_extra_fields): Rename to
12 frv_ifcvt_machdep_init.
13 * doc/tm.texi.in (IFCVT_INIT_EXTRA_FIELDS, IFCVT_EXTRA_FIELDS):
15 (IFCVT_MACHDEP_INIT): Document.
16 * doc/tm.texi: Regenerate.
18 2012-06-29 Nick Clifton <nickc@redhat.com>
20 * config/lm32/lm32.c (lm32_compute_frame_size): Fix typo.
22 2012-06-29 Jakub Jelinek <jakub@redhat.com>
24 * tree-vect-stmts.c (vectorizable_operation): Check both
25 VEC_WIDEN_MULT_LO_EXPR and VEC_WIDEN_MULT_HI_EXPR optabs.
26 Verify that operand[0]'s mode is TYPE_MODE (wide_vectype).
28 2012-06-28 Richard Henderson <rth@redhat.com>
30 * doc/generic.texi (MULT_HIGHPART_EXPR): Document it.
32 2012-06-28 Jakub Jelinek <jakub@redhat.com>
34 PR tree-optimization/51581
35 * tree-vect-stmts.c (permute_vec_elements): Add forward decl.
36 (vectorizable_operation): Handle vectorization of MULT_HIGHPART_EXPR
37 also using VEC_WIDEN_MULT_*_EXPR or builtin_mul_widen_* plus
38 VEC_PERM_EXPR if vector MULT_HIGHPART_EXPR isn't supported.
39 * tree-vect-patterns.c (vect_recog_divmod_pattern): Use
40 MULT_HIGHPART_EXPR instead of VEC_WIDEN_MULT_*_EXPR and shifts.
42 PR tree-optimization/53645
43 * tree-vect-generic.c (expand_vector_divmod): Use MULT_HIGHPART_EXPR
44 instead of VEC_WIDEN_MULT_{HI,LO}_EXPR followed by VEC_PERM_EXPR
47 2012-06-28 Georg-Johann Lay <avr@gjlay.de>
50 * config/avr/avr.c (avr_hard_regno_call_part_clobbered): New.
51 * config/avr/avr-protos.h (avr_hard_regno_call_part_clobbered): New.
52 * config/avr/avr.h (HARD_REGNO_CALL_PART_CLOBBERED): Forward to
53 avr_hard_regno_call_part_clobbered.
55 2012-06-28 Richard Guenther <rguenther@suse.de>
58 * expr.c (expand_expr_real_1): Verify if the type is complete
59 before inspecting its size.
61 2012-06-28 Andreas Schwab <schwab@linux-m68k.org>
63 * doc/include/gpl.texi: Remove.
64 * doc/sourcebuild.texi (Texinfo Manuals): Don't mention gpl.texi.
66 2012-06-28 Jakub Jelinek <jakub@redhat.com>
68 PR tree-optimization/53645
69 * tree-vect-generic.c (add_rshift): New function.
70 (expand_vector_divmod): New function.
71 (expand_vector_operation): Use it for vector integer
72 TRUNC_{DIV,MOD}_EXPR by VECTOR_CST.
73 * tree-vect-patterns.c (vect_recog_divmod_pattern): Replace
74 unused lguup variable with dummy_int.
76 2012-06-28 OLivier Hainque <hainque@adacore.com>
78 * expr.c (convert_move): Latch mem integer inputs into a
79 register before expanding a multi-instructions sequence.
81 2012-06-28 Alexandre Oliva <aoliva@redhat.com>,
82 Uros Bizjak <ubizjak@gmail.com>,
83 Jakub Jelinek <jakub@redhat.com>
87 * var-tracking.c (vt_emit_notes): Release loc_exp_dep_pool...
88 (vt_finalize): ... here instead, if needed.
90 2012-06-28 Alexandre Oliva <aoliva@redhat.com>
95 * dce.c (word_dce_process_block): Check whether inserting debug
96 temps are needed even for needed insns.
97 (dce_process_block): Likewise.
98 * df-problems.c (dead_debug_add): Add comment about multi-regs.
99 (dead_debug_insert_temp): Likewise. Don't subreg when we're
100 setting fewer regs than a multi-reg requires.
102 2012-06-27 Richard Henderson <rth@redhat.com>
104 * config/alpha/alpha.c (alpha_dimode_u): New.
105 (alpha_init_builtins): Initialize it, and use it.
106 (alpha_fold_builtin_cmpbge): Use alpha_dimode_u.
107 (alpha_fold_builtin_zapnot, alpha_fold_builtin_insxx): Likewise.
108 (alpha_fold_vector_minmax, alpha_fold_builtin_perr): Likewise.
109 (alpha_fold_builtin_pklb, alpha_fold_builtin_pkwb): Likewise.
110 (alpha_fold_builtin_unpkbl, alpha_fold_builtin_unpkbw): Likewise.
111 (alpha_fold_builtin_cttz, alpha_fold_builtin_ctlz): Likewise.
112 (alpha_fold_builtin_ctpop): Likewise.
113 (alpha_fold_builtin_umulh): Remove.
114 (alpha_fold_builtin): Use MULT_HIGHPART_EXPR for UMULH; fix
115 typo in MAX_ARGS check.
117 2012-06-27 Richard Henderson <rth@redhat.com>
119 * tree.def (MULT_HIGHPART_EXPR): New.
120 * cfgexpand.c (expand_debug_expr): Ignore it.
121 * expr.c (expand_expr_real_2): Handle it.
122 * fold-const.c (int_const_binop_1): Likewise.
123 * optabs.c (optab_for_tree_code): Likewise.
124 * tree-cfg.c (verify_gimple_assign_binary): Likewise.
125 * tree-inline.c (estimate_operator_cost): Likewise.
126 * tree-pretty-print.c (dump_generic_node): Likewise.
127 (op_code_prio, op_symbol_code): Likewise.
128 * tree.c (commutative_tree_code): Likewise. Also handle
129 WIDEN_MULT_EXPR, VEC_WIDEN_MULT_HI_EXPR, VEC_WIDEN_MULT_LO_EXPR.
131 2012-06-27 Richard Henderson <rth@redhat.com>
134 * config/i386/i386.c (ix86_rtx_costs): Fix typo vs UNITS_PER_WORD
135 in 2012-06-23 change. Adjust two other DImode tests as well.
137 2012-06-27 Nick Clifton <nickc@redhat.com>
139 * config/rx/rx.md (comparesi3_extend): Remove = modifier from
142 2012-06-27 Richard Guenther <rguenther@suse.de>
145 * tree-chrec.c (chrec_convert_1): Represent truncation to
146 a type with undefined overflow as truncation to an unsigned
147 type converted to the type with undefined overflow.
148 * tree-scalar-evolution.c (interpret_rhs_expr): For computing
149 the scalar evolution of a truncated widened operation avoid
150 looking at the non-existing evolution of the widened operation
153 2012-06-27 Richard Guenther <rguenther@suse.de>
155 PR tree-optimization/53774
156 * tree-ssa-reassoc.c (get_rank): All default defs have
158 (init_reassoc): Precompute rank for all SSA default defs.
160 2012-06-27 Nick Clifton <nickc@redhat.com>
162 * config/rx/rx.md (simple_return): Use the simple_return rtx.
164 2012-06-26 Richard Henderson <rth@redhat.com>
166 * config/i386/i386.c (ix86_rtx_costs): Use standard_sse_constant_p
167 and don't fall thru from standard_80387_constant_p to the memory
170 2012-06-26 Richard Henderson <rth@redhat.com>
172 * config/i386/i386.c (bdesc_args): Update. Change
173 IX86_BUILTIN_VEC_WIDEN_SMUL_ODD_V4SI to OPTION_MASK_ISA_SSE2.
174 (IX86_BUILTIN_VEC_WIDEN_SMUL_EVEN_V4SI): New.
175 (ix86_builtin_mul_widen_even): Use it.
176 (ix86_builtin_mul_widen_odd): Relax SMUL_ODD from sse4 to sse2.
177 (ix86_expand_mul_widen_evenodd): Handle signed for sse2.
178 * config/i386/sse.md (vec_widen_<s>mult_hi_<V124_AVX2>): Allow
180 (vec_widen_<s>mult_lo_<V124_AVX2>): Likewise.
181 (vec_widen_<s>mult_odd_<VI4_AVX2>): Likewise. Relax from V124_AVX2.
182 (vec_widen_smult_even_v4si): New.
184 2012-06-26 Richard Henderson <rth@redhat.com>
186 * config/i386/sse.md (mul<VI8_AVX2>3): Change from insn_and_split
187 to expander; move guts to ...
188 * config/i386/i386.c (ix86_expand_sse2_mulvxdi3): ... here. Add
189 highparts before shifting up.
190 * config/i386/i386-protos.h: Update.
192 2012-06-26 Steven Bosscher <steven@gcc.gnu.org>
194 * system.h (USE_COMMON_FOR_ONE_ONLY): Poison.
195 * defaults.h (USE_COMMON_FOR_ONE_ONLY): Do not provide default.
196 * config/darwin.h (USE_COMMON_FOR_ONE_ONLY): Do not define.
198 2012-06-26 Alexandre Oliva <aoliva@redhat.com>
200 * var-tracking.c (vt_add_function_parameter): Use a preserved
201 VALUE for the MEM address of an incoming parameter.
203 2012-06-26 Sterling Augustine <saugustine@google.com>
205 * dwarf2out.c (output_pubnames): Add check for DW_TAG_enumerator.
206 (prune_unused_types): Likewise.
208 2012-06-26 Steven Bosscher <steven@gcc.gnu.org>
210 * system.h (UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP,
211 UNALIGNED_LONG_ASM_OP, UNALIGNED_DOUBLE_INT_ASM_OP): Poison.
212 * vmsdbgout.c (UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP,
213 UNALIGNED_LONG_ASM_OP, UNALIGNED_DOUBLE_INT_ASM_OP): Rename to
214 VMS_UNALIGNED_SHORT_ASM_OP, VMS_UNALIGNED_INT_ASM_OP,
215 VMS_UNALIGNED_LONG_ASM_OP, and VMS_UNALIGNED_DOUBLE_INT_ASM_OP.
216 * config/microblaze/microblaze.h (UNALIGNED_SHORT_ASM_OP,
217 UNALIGNED_INT_ASM_OP, UNALIGNED_DOUBLE_INT_ASM_OP): Do not define.
218 * doc/tm.texi.in: Remove UNALIGNED_INT_ASM_OP reference from the
220 * doc/tm.texi: Regenerate.
221 * doc/cpp.texi: Make example for #error generic.
222 * config/frv/frv.h: Fix example text to match tm.texi.
224 2012-06-26 Bill Schmidt <wschmidt@linux.ibm.com>
226 * tree-pass.h (pass_strength_reduction): New decl.
227 * tree-ssa-loop-ivopts.c (initialize_costs): Make non-static.
228 (finalize_costs): Likewise.
229 * timevar.def (TV_TREE_SLSR): New timevar.
230 * gimple-ssa-strength-reduction.c: New.
231 * tree-flow.h (initialize_costs): New decl.
232 (finalize_costs): Likewise.
233 * Makefile.in (tree-ssa-strength-reduction.o): New dependencies.
234 * passes.c (init_optimization_passes): Add pass_strength_reduction.
236 2012-06-26 Matt Turner <mattst88@gmail.com>
238 * doc/extend.texi (__builtin_arm_tinsrb): Add missing second
240 (__builtin_arm_tinsrh): Likewise.
241 (__builtin_arm_tinsrw): Likewise.
242 (__builtin_arm_wsadb): Add missing v2si parameter.
243 (__builtin_arm_wsadh): Likewise.
244 (__builtin_arm_getwcx): Delete.
245 (__builtin_arm_setwcx): Delete.
246 (__builtin_arm_getwcgr0): Add.
247 (__builtin_arm_getwcgr1): Add.
248 (__builtin_arm_getwcgr2): Add.
249 (__builtin_arm_getwcgr3): Add.
250 (__builtin_arm_setwcgr0): Add.
251 (__builtin_arm_setwcgr1): Add.
252 (__builtin_arm_setwcgr2): Add.
253 (__builtin_arm_setwcgr3): Add.
255 2012-06-26 Richard Guenther <rguenther@suse.de>
258 2012-06-21 Richard Guenther <rguenther@suse.de>
260 * tree-inline.c (estimate_num_insns): Estimate call cost for
263 2012-06-26 Steven Bosscher <steven@gcc.gnu.org>
266 * doc/tm.texi.in: Document LOGICAL_OP_NON_SHORT_CIRCUIT.
267 * doc/tm.texi: Regenerate.
269 2012-06-26 Steven Bosscher <steven@gcc.gnu.org>
272 * config/mips/mips.h: Do not define ALL_COP_ADDITIONAL_REGISTER_NAMES.
273 * config/frv/frv.h: Do not define REVERSE_CONDEXEC_PREDICATES_P.
274 * doc/tm.texi.in: Remove documentation for unused target macros
275 ALL_COP_ADDITIONAL_REGISTER_NAMES, DBX_OUTPUT_LBRAC, DBX_OUTPUT_NFUN,
276 DBX_OUTPUT_RBRAC, RANGE_TEST_NON_SHORT_CIRCUIT, REAL_VALUE_TRUNCATE,
277 REVERSE_CONDEXEC_PREDICATES_P, TARGET_ALIGN_ANON_BITFIELDS, and
278 TARGET_NARROW_VOLATILE_BITFIELDS.
279 Document that MD_HANDLE_UNWABI is a macro in libgcc.
280 * doc/tm.texi: Regenerate.
281 * system.h: Poison target macros
282 ALL_COP_ADDITIONAL_REGISTER_NAMES, DBX_OUTPUT_LBRAC, DBX_OUTPUT_NFUN,
283 DBX_OUTPUT_RBRAC, RANGE_TEST_NON_SHORT_CIRCUIT, REAL_VALUE_TRUNCATE,
284 REVERSE_CONDEXEC_PREDICATES_P, TARGET_ALIGN_ANON_BITFIELDS, and
285 TARGET_NARROW_VOLATILE_BITFIELDS
287 2012-06-26 Jan Hubicka <jh@suse.cz>
290 * cgraph.h (varpool_can_remove_if_no_refs): Fix handling of
293 2012-06-26 Dehao Chen <dehao@google.com>
295 * tree-inline.c: (expand_call_inline): Ensure that lexical block's
296 source location is consistant with the call stmt.
298 2012-06-26 Ulrich Weigand <ulrich.weigand@linaro.org>
300 PR tree-optimization/53729
301 PR tree-optimization/53636
302 * tree-vect-slp.c (vect_slp_analyze_bb_1): Delay call to
303 vect_verify_datarefs_alignment until after statements have
304 been marked as relevant/irrelevant.
305 * tree-vect-data-refs.c (vect_verify_datarefs_alignment):
306 Skip irrelevant statements.
307 (vect_enhance_data_refs_alignment): Use STMT_VINFO_RELEVANT_P
308 instead of STMT_VINFO_RELEVANT.
309 (vect_get_data_access_cost): Do not check for supportable
310 alignment before calling vect_get_load_cost/vect_get_store_cost.
311 * tree-vect-stmts.c (vect_get_store_cost): Do not abort when
312 handling unsupported alignment.
313 (vect_get_load_cost): Likewise.
315 2012-06-25 Steven Bosscher <steven@gcc.gnu.org>
317 * config/rl78/rl78.h: Do not undefine DONT_USE_BUILTIN_SETJMP.
318 Do not define JMP_BUF_SIZE.
320 2012-06-26 Jakub Jelinek <jakub@redhat.com>
322 PR tree-optimization/53748
323 * tree-ssa-phiopt.c (conditional_replacement): Only optimize
324 if arg0/arg1 have integral or pointer types.
326 2012-06-25 Richard Henderson <rth@redhat.com>
328 * config/i386/sse.md (sse2_sse4_1): Remove code attr.
329 (<s>dot_prodv4si, <s>dot_prodv8si): Remove
330 (sdot_prodv4si): New; handle only XOP.
332 2012-06-25 Richard Henderson <rth@redhat.com>
334 * config/i386/i386-builtin-types.def (V4UDI, V8USI): New.
335 (V2UDI_FUNC_V4USI_V4USI): New.
336 (V4UDI_FUNC_V8USI_V8USI): New.
337 * config/i386/i386.c (ix86_expand_args_builtin): Handle them.
338 (IX86_BUILTIN_VEC_WIDEN_SMUL_ODD_V4SI): New.
339 (IX86_BUILTIN_VEC_WIDEN_SMUL_ODD_V8SI): New.
340 (IX86_BUILTIN_VEC_WIDEN_UMUL_ODD_V4SI): New.
341 (IX86_BUILTIN_VEC_WIDEN_UMUL_ODD_V8SI): New.
342 (IX86_BUILTIN_VEC_WIDEN_UMUL_EVEN_V4SI): New.
343 (IX86_BUILTIN_VEC_WIDEN_UMUL_EVEN_V8SI): New.
344 (bdesc_args): Add them.
345 (ix86_builtin_mul_widen_even, ix86_builtin_mul_widen_odd): New.
346 (TARGET_VECTORIZE_BUILTIN_MUL_WIDEN_EVEN): New.
347 (TARGET_VECTORIZE_BUILTIN_MUL_WIDEN_ODD): New.
348 (ix86_expand_mul_widen_evenodd): Use xop_pmacsdqh.
349 * config/i386/sse.md (vec_widen_<s>mult_odd_<V124_AVX2>): New.
351 2012-06-25 Richard Henderson <rth@redhat.com>
353 * config/i386.sse.md (mul<VI4_AVX2>3): Use xop_pmacsdd.
355 2012-06-25 Richard Henderson <rth@redhat.com>
357 * config/i386/i386.c (ix86_rtx_costs) [MULT]: Only apply XOP cost
359 (ix86_expand_vec_interleave): New.
360 (ix86_expand_mul_widen_evenodd): New.
361 (ix86_expand_mul_widen_hilo): New.
362 (ix86_expand_sse2_mulv4si3): Use ix86_expand_mul_widen_evenodd.
363 * config/i386/i386.md (u_bool) New code attr.
364 * config/i386/predicates.md
365 (nonimmediate_or_const_vector_operand): Remove.
366 * config/i386/sse.md (mul<VI4_AVX2>3): Don't use it; don't test
368 (vec_widen<s>mult_hi_<VI2_AVX2>): Remove.
369 (vec_widen<s>mult_lo_<VI2_AVX2>): Remove.
370 (vec_widen<s>mult_hi_v8si): Remove.
371 (vec_widen<s>mult_lo_v8si): Remove.
372 (vec_widen_smult_hi_v4si): Remove.
373 (vec_widen_smult_lo_v4si): Remove.
374 (vec_widen_umult_hi_v4si): Remove.
375 (vec_widen_umult_lo_v4si): Remove.
376 (vec_widen_<s>mult_hi_<VI124_AVX2>): New.
377 (vec_widen_<s>mult_lo_<VI124_AVX2>): New.
378 * config/i386/i386-protos.h: Update.
380 2012-06-25 Christophe Lyon <christophe.lyon@st.com>
382 * config/arm/neon.md (UNSPEC_VLD1_DUP): Remove.
383 (neon_vld1_dup): Restrict to VQ operands.
384 (neon_vld1_dupv2di): New, fixes vld1q_dup_s64.
386 2012-06-25 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
387 James Greenhalgh <james.greenhalgh@arm.com>
389 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Add new built-ins.
390 (TARGET_FMA): New macro.
391 (TARGET_ARM_QBIT, TARGET_ARM_SAT): Likewise.
392 (TARGET_ARM_ARCH): Likewise.
393 (TARGET_ARM_ARCH_ISA_THUMB): Likewise.
394 (TARGET_V6M, TARGET_V7M): Likewise.
395 (TARGET_ARM_ARCH_PROFILE): Likewise.
396 (TARGET_ARM_FEATURE_LDREX): Likewise.
397 (TARGET_ARM_FP, TARGET_NEON_FP): Likewise.
398 (ARM_MIN_ENUM_SIZE): Likewise.
399 * config/arm/arm.c (arm_file_start): Refactor appropriately.
400 (base_architecture): New enumeration.
401 (arm_base_arch): New global variable.
402 (processors): Add field base_arch.
403 (ARM_ARCH, ARM_CORE): Adjust accordingly.
404 (arm_option_override): Add initialization of arm_base_arch.
405 * doc/cpp.texi (system-specific predefined macros.): Change.
407 2012-06-25 Jakub Jelinek <jakub@redhat.com>
410 * config/i386/sse.md (sse_loadlps): Use x m x constraints instead
411 of x x x in the vmovlps load alternative.
413 2012-06-25 Richard Sandiford <rdsandiford@googlemail.com>
416 * df.h (dead_debug_add): Remove third argument.
417 * df-problems.c (dead_debug_add): Likewise. Use the REGNO of the
418 REG that we want to replace instead.
419 (dead_debug_insert_temp): Use the REGNO of the reg that we want
420 to replace instead of DF_REF_REGNO. Require there to always be
421 at least one such use. Check for cases where the same location
422 has more than df_ref associated with it.
423 (df_note_bb_compute): Remove third dead_debug_add argument.
424 * dce.c (word_dce_process_block): Likewise.
426 2012-06-25 Steven Bosscher <steven@gcc.gnu.org>
428 * config/v850/v850.c: Remove redundant extern declarations for
429 last_assemble_variable_decl and size_directive_output.
431 * doc/tm.texi.in: Document JMP_BUF_SIZE.
432 * doc/tm.texi: Regenerate.
433 * config/sparc/sparc.h (JMP_BUF_SIZE): Do not define.
434 * config/pa/pa.h (JMP_BUF_SIZE): Likewise.
435 * config/stormy16/stormy16.h: Likewise.
437 * config/picochip/picochip.c: Do not define DONT_USE_BUILTIN_SETJMP.
439 * doc/sourcebuild.texi: Add missing subdirectories.
441 2012-06-25 Tristan Gingold <gingold@adacore.com>
443 * config/i386/i386.h: Fix typo.
445 2012-06-25 Tristan Gingold <gingold@adacore.com>
447 * config/i386/winnt.c (i386_pe_seh_end_prologue): Move code to ...
448 (seh_cfa_adjust_cfa): ... that function.
449 (seh_emit_stackalloc): Do not emit out of range values.
450 * config/i386/i386.md: Delete unused UNSPEC_REG_SAVE,
451 UNSPEC_DEF_CFA constants.
452 * config/i386/i386.h (SEH_MAX_FRAME_SIZE): Define.
453 * config/i386/i386.c (ix86_frame_pointer_required): Required
454 for very large frames on SEH target.
455 (ix86_compute_frame_layout): Save area is before frame pointer
456 on SEH target. Handle very large frames.
457 (ix86_expand_prologue): Likewise.
459 2012-06-24 Steven Bosscher <steven@gcc.gnu.org>
461 * output.h: (current_function_is_leaf,
462 current_function_sp_is_unchanging,
463 current_function_uses_only_leaf_regs): Remove.
464 * function.c (current_function_is_leaf,
465 current_function_sp_is_unchanging,
466 current_function_uses_only_leaf_regs): Remove.
467 (rest_of_handle_check_leaf_regs): Set crtl->uses_only_leaf_regs
468 instead of current_function_uses_only_leaf_regs.
469 * function.h (struct rtl_data): New fields sp_is_unchanging,
470 is_leaf, uses_only_leaf_regs.
471 * resource.c (init_resource_info): Replace current_function_is_leaf,
472 current_function_sp_is_unchanging, and
473 current_function_uses_only_leaf_regs with new crtl fields.
474 * sdbout.c (sdbout_symbol): Likewise.
475 * df-core.c (rest_of_handle_df_initialize): Likewise.
476 * ira.c (ira): Likewise.
477 * final.c (final_start_function): Likewise.
478 * reorg.c (fill_simple_delay_slots): Likewise.
479 * regrename.c (check_new_reg_p): Likewise.
480 * stack-ptr-mod.c (notice_stack_pointer_modification_1): Likewise.
481 (notice_stack_pointer_modification): Likewise.
482 * dbxout.c (dbxout_symbol): Likewise.
483 (dbxout_parms): Likewise.
484 * sel-sched.c (init_regs_for_mode): Likewise.
485 * dwarf2out.c (dbx_reg_number): Likewise.
486 (multiple_reg_loc_descriptor): Likewise.
487 * config/i386/i386.c (ix86_frame_pointer_required): Likewise.
489 (ix86_select_alt_pic_regnum): Likewise.
490 (ix86_compute_frame_layout): Likewise.
491 (ix86_finalize_stack_realign_flags): Likewise.
492 (ix86_expand_epilogue): Likewise.
493 * config/rs6000/rs6000.c (rs6000_stack_info): Likewise.
494 * config/h8300/h8300.c (byte_reg): Likewise.
495 * config/c6x/c6x.c (must_reload_pic_reg_p): Likewise.
496 (c6x_save_reg): Likewise.
497 (c6x_compute_frame_layout): Likewise.
498 * config/pa/pa.c (pa_compute_frame_size): Likewise.
499 (pa_output_function_prologue): Likewise.
500 * config/stormy16/stormy16.c (struct xstormy16_stack_layout): Likewise.
501 * config/sparc/sparc.md (attr "leaf_function"): Likewise.
502 * config/sparc/sparc.c (sparc_initial_elimination_offset): Likewise.
503 (sparc_expand_prologue): Likewise.
504 (sparc_flat_expand_prologue): Likewise.
505 (sparc_asm_function_prologue): Likewise.
506 (sparc_output_mi_thunk): Likewise.
507 (sparc_frame_pointer_required): Likewise.
508 * config/epiphany/epiphany.c (epiphany_compute_function_type):
510 (epiphany_compute_frame_size): Likewise.
511 * config/lm32/lm32.c (lm32_compute_frame_size): Likewise.
512 * config/cris/cris.c (cris_md_asm_clobbers): Likewise.
513 (cris_frame_pointer_required): Likewise.
514 * config/tilepro/tilepro.c (emit_sp_adjust): Likewise.
515 (tilepro_current_function_is_leaf): Likewise.
516 * config/arm/arm.c (arm_compute_save_reg0_reg12_mask): Likewise.
517 * config/pdp11/pdp11.c (pdp11_expand_epilogue): Likewise.
518 * config/ia64/ia64.c (find_gr_spill): Likewise.
519 (ia64_compute_frame_size): Likewise.
520 (ia64_can_eliminate): Likewise.
521 (ia64_initial_elimination_offset): Likewise.
522 * config/m68k/m68k.c (m68k_save_reg): Likewise.
523 (m68k_expand_epilogue): Likewise.
524 * config/rx/rx.c (rx_get_stack_layout): Likewise.
525 * config/tilegx/tilegx.c (tilegx_current_function_is_leaf): Likewise.
526 * config/picochip/picochip.c (picochip_can_eliminate_link_sp_save):
528 (picochip_output_frame_debug): Likewise.
529 * config/sh/sh.c (sh_media_register_for_return): Likewise.
530 (sh_allocate_initial_value): Likewise.
531 (sh_output_mi_thunk): Likewise.
532 * config/microblaze/microblaze.c (microblaze_must_save_register):
534 (compute_frame_size): Likewise.
535 (microblaze_initial_elimination_offset): Likewise.
536 (microblaze_expand_prologue): Likewise.
537 (microblaze_expand_epilogue): Likewise.
538 * config/frv/frv.c (frv_expand_epilogue): Likewise.
539 (frv_frame_pointer_required): Likewise.
540 * config/spu/spu.c (get_pic_reg): Likewise.
541 (direct_return): Likewise.
542 (spu_expand_prologue): Likewise.
543 (spu_expand_epilogue): Likewise.
544 (spu_initial_elimination_offset): Likewise.
545 * config/mips/mips.c (mips_global_pointer): Likewise.
546 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
547 (mips_compute_frame_info): Likewise.
548 * config/mep/mep.c (mep_interrupt_saved_reg): Likewise.
549 (mep_reload_pointer): Likewise.
550 * config/rl78/rl78.c (need_to_save): Likewise.
551 * config/cr16/cr16.c (cr16_compute_save_regs): Likewise.
552 * config/score/score.c (score_compute_frame_size): Likewise.
553 (score_function_prologue): Likewise.
554 * config/bfin/bfin.c (must_save_p): Likewise.
555 (expand_prologue_reg_save): Likewise.
556 (expand_epilogue_reg_restore): Likewise.
557 (bfin_frame_pointer_required): Likewise.
558 (n_regs_saved_by_prologue): Likewise.
559 (add_to_reg): Likewise.
560 (expand_interrupt_handler_prologue): Likewise.
561 (expand_interrupt_handler_epilogue): Likewise.
562 (bfin_expand_prologue): Likewise.
563 * config/avr/avr.c (avr_regs_to_save): Likewise.
564 (avr_prologue_setup_frame): Likewise.
565 (expand_epilogue): Likewise.
566 * config/s390/s390.c (s390_regs_ever_clobbered): Likewise.
567 (s390_register_info): Likewise.
568 (s390_frame_info): Likewise.
569 (s390_init_frame_layout): Likewise.
570 (s390_emit_prologue): Likewise.
573 2012-06-24 Steven Bosscher <steven@gcc.gnu.org>
575 * system.h: Poison ASM_BYTE_OP and ASM_OUTPUT_BYTE.
576 * vmsdbgout: Do not undefine it if defined.
577 Rename local ASM_BYTE_OP definition to VMS_ASM_BYTE_OP.
578 * config/microblaze/microblaze/h: Do no define ASM_BYTE_OP.
579 * config/mep/mep.h: Do not define ASM_OUTPUT_BYTE.
581 2012-06-24 Richard Sandiford <rdsandiford@googlemail.com>
583 * config/mips/mips.c (mips_process_sync_loop): Add missing
586 2012-06-23 Richard Henderson <rth@redhat.com>
589 * config/i386/i386.c (ix86_rtx_costs): Add reasonable costs for
590 V*QImode shifts and multiply.
591 (ix86_expand_vecop_qihi): Support shifts.
592 * config/i386/i386.md (any_shift): New code iterator.
593 * config/i386/sse.md (ashlv16qi3): Merge ...
594 (<any_shiftrt>v16qi3): ... into ...
595 (<any_shift><VI1_AVX2>3): ... here. Use ix86_expand_vecop_qihi
596 to support SSE and AVX.
598 * config/i386/i386.c (ix86_expand_sse_unpack): Split operands[]
599 parameter into src and dest.
600 * config/i386/sse.md (vec_unpacku_hi_<V124_AVX2>): Update call.
601 (vec_unpacks_hi_<V124_AVX2>): Likewise.
602 (vec_unpacku_lo_<V124_AVX2>): Likewise.
603 (vec_unpacks_lo_<V124_AVX2>): Likewise.
604 * config/i386/i386-protos.h: Update.
606 * config/i386/sse.md (mul<VI1_AVX2>3): Change from insn_and_split to
607 pure expander; move expansion code ...
608 * config/i386/i386.c (ix86_expand_vecop_qihi): ... here. New function.
609 * config/i386/i386-protos.h: Update.
611 2012-06-22 Edmar Wienskoski <edmar@freescale.com>
613 * config/rs6000/rs6000.md (define_attr "type"): New type popcnt.
614 (popcntb<mode>2): Add attribute type popcnt.
615 (popcntd<mode>2): Ditto.
616 * config/rs6000/power4.md (define_insn_reservation): Add type popcnt.
617 * config/rs6000/power5.md (define_insn_reservation): Ditto.
618 * config/rs6000/power7.md (define_insn_reservation): Ditto.
619 * config/rs6000/476.md (define_insn_reservation): Ditto.
620 * config/rs6000/power6.md (define_insn_reservation): New
621 reservation for popcnt instructions.
623 2012-06-22 H.J. Lu <hongjiu.lu@intel.com>
625 * doc/invoke.texi: Update -mpreferred-stack-boundary=3 warning.
627 2012-06-22 H.J. Lu <hongjiu.lu@intel.com>
630 * doc/invoke.texi: Add a warning for -mpreferred-stack-boundary=3.
632 * config/i386/i386.c (ix86_option_override_internal): Allow
633 -mpreferred-stack-boundary=3 for 64-bit if SSE is disabled.
635 * config/i386/i386.h (MIN_STACK_BOUNDARY): Set to 64 for 64-bit
638 2012-06-22 Bill Schmidt <wschmidt@linux.ibm.com>
640 * double-int.c (double_int_multiple_of): New function.
641 * double-int.h (double_int_multiple_of): New decl.
642 * tree-ssa-loop-ivopts.c (add_cost, zero_cost): Remove undefs.
643 (mbc_entry_hash): New forward decl.
644 (mbc_entry_eq): Likewise.
645 (zero_cost): Change to no_cost.
646 (mult_costs): New static var.
647 (cost_tables_exist): Likewise.
648 (initialize_costs): New function.
649 (finalize_costs): Likewise.
650 (tree_ssa_iv_optimize_init): Call initialize_costs.
651 (add_cost): Change to add_regs_cost; distinguish costs by speed.
652 (multiply_regs_cost): New function.
653 (add_const_cost): Likewise.
654 (extend_or_trunc_reg_cost): Likewise.
655 (negate_reg_cost): Likewise.
656 (multiply_by_cost): Change to multiply_by_const_cost; distinguish
658 (get_address_cost): Change add_cost to add_regs_cost; change
659 multiply_by_cost to multiply_by_const_cost.
660 (force_expr_to_var_cost): Change zero_cost to no_cost; change
661 add_cost to add_regs_cost; change multiply_by_cost to
662 multiply_by_const_cost.
663 (split_cost): Change zero_cost to no_cost.
664 (ptr_difference_cost): Likewise.
665 (difference_cost): Change zero_cost to no_cost; change multiply_by_cost
666 to multiply_by_const_cost.
667 (get_computation_cost_at): Change add_cost to add_regs_cost; change
668 multiply_by_cost to multiply_by_const_cost.
669 (determine_use_iv_cost_generic): Change zero_cost to no_cost.
670 (determine_iv_cost): Change add_cost to add_regs_cost.
671 (iv_ca_new): Change zero_cost to no_cost.
672 (tree_ssa_iv_optimize_finalize): Call finalize_costs.
673 * tree-ssa-address.c (most_expensive_mult_to_index): Change
674 multiply_by_cost to multiply_by_const_cost.
675 * tree-flow.h (multiply_by_cost): Change to multiply_by_const_cost.
676 (add_regs_cost): New decl.
677 (multiply_regs_cost): Likewise.
678 (add_const_cost): Likewise.
679 (extend_or_trunc_reg_cost): Likewise.
680 (negate_reg_cost): Likewise.
682 2012-06-22 Richard Guenther <rguenther@suse.de>
684 Merge from graphite branch
685 2011-08-10 Sebastian Pop <sebpop@gmail.com>
687 * graphite-sese-to-poly.c (build_scop_drs): Fix memory leak.
689 2012-01-13 Tobias Grosser <tobias@grosser.es>
691 * tree-flow.h (parallelized_function_p): Declare.
692 * tree-parloops.c (parallelized_function_p): Export.
693 * graphite.c (graphite_transform_loops): Do not run graphite on
694 already parallel functions.
696 2012-06-22 Alan Modra <amodra@gmail.com>
698 * config/rs6000/rs6000.c (rs6000_pre_atomic_barrier): Pass in and
699 return mem. Convert to indirect addressing if not indirect or
700 indexed. Adjust all callers.
702 2012-06-22 Richard Guenther <rguenther@suse.de>
704 * gcov-iov.c: Include bconfig.h and system.h.
706 2012-06-22 Andreas Schwab <schwab@linux-m68k.org>
708 * doc/include/texinfo.tex: Update to version 2012-06-05.14.
710 2012-06-22 Richard Guenther <rguenther@suse.de>
712 PR gcov-profile/53744
713 * gcov-iov.c (main): Treat "" and "prerelease" the same.
715 2012-06-22 Eric Botcazou <ebotcazou@adacore.com>
718 * dwarf2out.c (gen_compile_unit_die): Use DW_LANG_Fortran90 as language
719 for GNU Fortran if in strict DWARF2 mode.
721 2012-06-22 Eric Botcazou <ebotcazou@adacore.com>
723 * tree-ssa-live.c (remove_unused_scope_block_p): Remove again
724 DECL_IGNORED_P non-reg vars even if they are used.
726 2012-06-21 Alexandre Oliva <aoliva@redhat.com>
730 * var-tracking.c (vt_get_canonicalize_base): New.
731 (vt_canonicalize_addr, vt_stack_offset_p): New.
732 (vt_canon_true_dep): New.
733 (drop_overlapping_mem_locs): Use vt_canon_true_dep.
734 (clobber_overlaping_mems): Use vt_canonicalize_addr.
736 2012-06-21 Alexandre Oliva <aoliva@redhat.com>
740 * var-tracking.c (vt_initialize): Record initial offset between
741 arg pointer and stack pointer.
743 2012-06-21 Alexandre Oliva <aoliva@redhat.com>
747 * var-tracking.c (vt_init_cfa_base): Drop redundant recording of
750 2012-06-21 Alexandre Oliva <aoliva@redhat.com>
754 * alias.c (memrefs_conflict_p): Improve handling of AND for
757 2012-06-21 Alexandre Oliva <aoliva@redhat.com>
759 * ddg.c (build_intra_loop_deps): Discard deps of nondebug on debug.
761 2012-06-21 Alexandre Oliva <aoliva@redhat.com>
764 * cselib.c (promote_debug_loc): Don't crash on NULL argument.
766 2012-06-21 Meador Inge <meadori@codesourcery.com>
769 * c-decl.c (c_push_function_context): Restore the behavior to reuse
770 the language function allocated for -Wunused-local-typedefs.
771 (c_pop_function_context): If necessary, clear the language function
772 created in c_push_function_context. Always clear out the
773 x_cur_stmt_list field of the restored language function.
775 2012-06-21 Sterling Augustine <saugustine@google.com>
776 Cary Coutant <ccoutant@google.com>
778 * dwarf2out.c (is_cu_die, is_namespace_die, is_class_die,
779 add_AT_pubnames, add_enumerator_pubname, want_pubnames): New functions.
780 (comdat_type_struct): New field 'skeleton_die'.
781 (breakout_comdat_types): Update it.
782 (add_pubname): Rework logic. Call is_class_die, is_cu_die and
783 is_namespace_die. Fix minor style violation. Call want_pubnames.
784 (add_pubname_string): Call want_pubnames.
785 (add_pubtype): Rework logic for calculating type name. Call
786 is_namespace_die. Call want_pubnames.
787 (output_pubnames): Move conditional logic deciding when to produce the
788 section from dwarf2out_finish. Use new skeleton_die field.
789 (base_type_die): Call add_pubtype.
790 (gen_enumeration_type_die): Unconditionally call add_pubtype.
791 (gen_subprogram_die): Adjust calls to add_pubname.
792 (gen_namespace_die): Call add_pubname_string.
793 (dwarf2out_finish): Call add_AT_pubnames; Move logic on when to
794 produce pubnames and pubtypes sections to output_pubnames.
795 * common.opt (-gpubnames): New option.
796 * doc/invoke.texi: Document it.
798 2012-06-21 Steven Bosscher <steven@gcc.gnu.org>
800 * config/m32c/m32c-pragma.c: Remove unnecessary includes.
802 2012-06-21 Michael Matz <matz@suse.de>
805 * builtins.c (get_memory_rtx): Always build an all-aliasing MEM_REF
808 2012-06-21 Richard Guenther <rguenther@suse.de>
810 * tree-inline.c (estimate_num_insns): Estimate call cost for
813 2012-06-20 Rüdiger Sonderfeld <ruediger@c-plusplus.de>
815 * tree.h (DECL_SOURCE_COLUMN): New accessor.
817 2012-06-20 Uros Bizjak <ubizjak@gmail.com>
819 * config/i386/i386.md (SINCOS): New int iterator.
820 (sincos): New int attribute.
821 (*<sincos>xf2_i387): Macroize insn from *{sin,cos}xf2_i387 using
823 (*<sincos>_extend<mode>xf2_i387): Macroize insn from
824 *{sin,cos}_extend<mode>xf2_i387 using SINCOS int iterator.
826 2012-06-20 Uros Bizjak <ubizjak@gmail.com>
828 * config/i386/i386.md (RDFSGSBASE): New int iterator.
830 (fsgs): New int attribute.
831 (rd<fsgs>base<mode>): Macroize insn from rd<fsgs>base<mode> using
832 RDFSGSBASE int iterator.
833 (wr<fsgs>base<mode>): Macroize insn from wr<fsgs>base<mode> using
834 WRFSGSBASE int iterator.
836 2012-06-20 Uros Bizjak <ubizjak@gmail.com>
838 * config/i386/i386.md (<rounding_insn><mode>2): Macroize expander
839 from {floor,ceil,btrunc}<mode>2 using FIST_ROUNDING int iterator.
840 (l<rounding_insn><MODEF:mode><SWI48:mode>2): Macroize expander
841 from l{floor,ceil}<MODEF:mode><SWI48:mode>2 using FIST_ROUNDING
844 2012-06-20 Steven Bosscher <steven@gcc.gnu.org>
846 * system.h: Poison ASM_OUTPUT_IDENT and IDENT_ASM_OP.
848 2012-06-20 Richard Guenther <rguenther@suse.de>
850 PR tree-optimization/30318
851 * tree-vrp.c (range_int_cst_p): Do not reject overflowed
853 (range_int_cst_singleton_p): But explicitely here.
854 (zero_nonzero_bits_from_vr): And here.
855 (extract_range_from_binary_expr_1): Re-implement PLUS_EXPR
856 to cover all cases we can perform arbitrary precision
857 arithmetic with double-ints.
858 (intersect_ranges): Handle adjacent anti-ranges.
860 2012-06-20 Uros Bizjak <ubizjak@gmail.com>
862 * config/i386/i386.md (rounding_insn): New int attribute.
863 (<rounding_insn>xf2): Macroize insn from
864 {floor,ceil,btrunc}xf2 using FRNDINT_ROUNDING int iterator.
865 (l<rounding_insn>xf<mode>2): Rename from l<rounding>xf<mode>2.
867 2012-06-20 Uros Bizjak <ubizjak@gmail.com>
869 * config/i386/i386.md (IEEE_MAXMIN): New int iterator.
870 (ieee_maxmin): New int attribute.
871 (*ieee_s<ieee_maxmin><mode>3): Macroize insn from
872 *ieee_s{max,min}<mode>3 using IEEE_MAXMIN int iterator.
874 2012-06-20 Steven Bosscher <steven@gcc.gnu.org>
876 * config/arm/arm.h (EMIT_EABI_ATTRIBUTE): Remove.
877 * config/arm/arm.c: Do not include c-pragma.h.
878 (arm_emit_eabi_attribute): New function based on EMIT_EABI_ATTRIBUTE.
879 (arm_file_start): Replace uses of EMIT_EABI_ATTRIBUTE with calls
880 to arm_emit_eabi_attribute.
881 * arm-c.c: Do not include output.h.
882 (arm_output_c_attributes): Replace use of EMIT_EABI_ATTRIBUTE with a
883 call to arm_emit_eabi_attribute.
884 * config/arm/arm-protos.h (arm_emit_eabi_attribute): Prototype it.
886 2012-06-20 Richard Guenther <rguenther@suse.de>
888 * tree-vect-data-refs.c (vect_can_force_dr_alignment_p):
889 Allow adjusting alignment of user-aligned decls again.
891 2012-06-20 Steven Bosscher <steven@gcc.gnu.org>
893 * config/rl78/rl78-c.c: Remove unnecessary includes.
895 2012-06-20 Steven Bosscher <steven@gcc.gnu.org>
897 * config/cris/cris.c: Include cgraph.h.
898 (cris_option_override): Do not set non-existing flag_no_gcc_ident.
900 2012-06-19 Maxim Kuvyrkov <maxim@codesourcery.com>
902 * emit-rtl.c (need_atomic_barrier_p): New function.
903 * emit-rtl.h (need_atomic_barrier_p): Declare it.
904 * config/alpha/alpha.c (alpha_{pre,post}_atomic_barrier): Use it.
905 * config/arm/arm.c (arm_{pre,post}_atomic_barrier): Use it.
906 * config/tilegx/tilegx.c (tile_{pre,post}_atomic_barrier): Use it.
907 * config/mips/mips.c (mips_{pre,post}_atomic_barrier_p): Remove.
908 (mips_process_sync_loop): Use generic version instead.
910 2012-06-19 Maxim Kuvyrkov <maxim@codesourcery.com>
912 * config/mips/mips.c (mips_process_sync_loop): Emit cmp result only if
915 2012-06-19 Tom de Vries <vries@codesourcery.com>
916 Maxim Kuvyrkov <maxim@codesourcery.com>
918 * config/mips/constraints.md (ZR): New constraint.
919 * config/mips/predicates.md (mem_noofs_operand): New predicate.
920 * config/mips/mips.c (mips_print_operand): Handle new print modifier.
921 * config/mips/mips.h (TARGET_XLP): Define.
922 (TARGET_SYNC_AFTER_SC): Update.
923 (ISA_HAS_SWAP, ISA_HAS_LDADD): Define.
924 * config/mips/sync.md (atomic_exchange, atomic_fetch_add): Use
925 XLP-specific swap and ldadd patterns.
926 (atomic_exchange_swap, atomic_fetch_add_ldadd): New patterns.
928 2012-06-19 Tom de Vries <vries@codesourcery.com>
929 Maxim Kuvyrkov <maxim@codesourcery.com>
931 * config/mips/mips.c (mips_emit_pre_atomic_barrier_p,)
932 (mips_emit_post_atomic_barrier_p): New static functions.
933 (mips_process_sync_loop): Use them. Emit sync memory barriers in
934 accordance with memory model semantics. Add return of CMP result for
936 * config/mips/mips.md: Update comment.
937 (sync_cmp): New attribute.
938 (sync_memmodel): New attribute replacing sync_release_barrier.
939 * config/mips/sync.md (UNSPEC_ATOMIC_COMPARE_AND_SWAP,)
940 (UNSPEC_ATOMIC_EXCHANGE, UNSPEC_ATOMIC_FETCH_OP): New constants.
941 (sync_lock_test_and_set, test_and_set_12): Update.
942 (atomic_compare_and_swap, atomic_exchange, atomic_exchange_llsc,)
943 (atomic_fetch_add, atomic_fetch_add_llsc): New patterns.
945 2012-06-19 Joseph Myers <joseph@codesourcery.com>
947 * config/rs6000/spe.md (*mov_si<mode>_e500_subreg0): Rename to
948 mov_si<mode>_e500_subreg0.
949 (*mov_si<mode>_e500_subreg0_elf_low)
950 (*mov_si<mode>_e500_subreg4_elf_low): New patterns.
952 2012-06-19 Richard Henderson <rth@redhat.com>
954 * config/alpha/alpha.c: Include params.h.
955 (alpha_option_override): Initialize PARAM_L1_CACHE_LINE_SIZE,
956 PARAM_L1_CACHE_SIZE, PARAM_L2_CACHE_SIZE for the cpu tuning.
958 2012-06-19 Steven Bosscher <steven@gcc.gnu.org>
960 * doc/tm.texi.in (TARGET_OBJC_DECLARE_UNRESOLVED_CLASS_REFERENCE,
961 TARGET_OBJC_DECLARE_CLASS_DEFINITION): Add @hooks.
962 (ASM_DECLARE_CLASS_REFERENCE, ASM_DECLARE_UNRESOLVED_REFERENCE):
964 * doc/tm.texi: Regenerate.
965 * config/darwin.h (ASM_OUTPUT_LABELREF): Remove special case for
967 * config/darwin-c.c: Include target.h.
968 (darwin_objc_declare_unresolved_class_reference): New function.
969 (darwin_objc_declare_class_definition): New function.
970 (TARGET_OBJC_DECLARE_UNRESOLVED_CLASS_REFERENCE): Define.
971 (TARGET_OBJC_DECLARE_CLASS_DEFINITION): Define.
973 2012-06-19 Steven Bosscher <steven@gcc.gnu.org>
975 * target.def (output_ident): New hook.
976 * targhooks.h (default_asm_output_ident_directive): Add prototype.
977 * varasm.c (assemble_asm): Only prefix a tab if the string does not
978 already start with one.
979 (default_asm_output_ident_directive): New function to emit
980 .ident as a top-level asm node while parsing, or directly to
981 asm_out_file after parsing.
982 * toplev.c (compile_file): Print a GCC .ident with
983 targetm.asm_out.output_ident.
984 * doc/tm.texi.in (ASM_OUTPUT_IDENT): Remove documentation for macro.
985 (TARGET_ASM_OUTPUT_IDENT): Add @hook for this.
986 * doc/tm.texi: Update.
988 * config/elfos.h (ASM_OUTPUT_IDENT, IDENT_ASM_OP): Remove.
989 (TARGET_ASM_OUTPUT_IDENT): Define.
990 * config/i386/djgpp.h (IDENT_ASM_OP): Remove.
991 * config/i386/gas.h (ASM_OUTPUT_IDENT): Remove.
992 * config/arm/aout.h (ASM_OUTPUT_IDENT): Remove.
993 * config/sparc/sparc.h (IDENT_ASM_OP): Remove.
994 (TARGET_ASM_OUTPUT_IDENT): Define.
995 * config/picochip/picochip.h (IDENT_ASM_OP): Remove.
996 (TARGET_ASM_OUTPUT_IDENT): Define.
998 * config/cris/cris-protos.h (cris_asm_output_ident): Add prototype.
999 * config/cris/cris.c (cris_asm_output_ident): New function.
1000 * config/cris/cris.h (ASM_OUTPUT_IDENT, IDENT_ASM_OP): Remove.
1002 * config/microblaze/microblaze-protos.h (microblaze_asm_output_ident):
1004 * config/microblaze/microblaze.c: Include cgraph.h for add_asm_node.
1005 (microblaze_asm_output_ident): Rewrite to work similar to
1006 default_asm_output_ident_directive for front-end .idents.
1007 * config/microblaze/microblaze.h (ASM_OUTPUT_IDENT): Remove.
1008 (TARGET_ASM_OUTPUT_IDENT): Define.
1010 * config/mips/mips.h (ASM_OUTPUT_IDENT): Remove.
1011 * config/mips/sde.h (IDENT_ASM_OP, ASM_OUTPUT_IDENT): Remove.
1013 * config/rx/rx.c: Include cgraph.h for add_asm_node.
1014 (rx_asm_output_ident): New function, similar to
1015 default_asm_output_ident_directive, but handle AS100 syntax also, so
1016 that #ident also works for rx in AS100 syntax.
1017 (TARGET_ASM_OUTPUT_IDENT): Define.
1018 * config/rx/rx.h (IDENT_ASM_OP): Remove.
1020 * Makefile.in: Fix dependencies for c-family/c-lex.o.
1022 2012-06-19 Uros Bizjak <ubizjak@gmail.com>
1024 * config/i386/i386.md (FIST_ROUNDING): New int iterator.
1025 (rounding): Handle UNSPEC_FIST_{FLOOR,CEIL}.
1027 (*fist<mode>2_<rounding>_1): Macroize insn from
1028 *fist<mode>2_{floor,ceil}_1 using FIST_ROUNDING int iterator.
1029 (fistdi2_<rounding>): Macroize insn from
1030 fistdi2_{floor,ceil} using FIST_ROUNDING int iterator.
1031 (fistdi2_<rounding>_with_temp and splitters): Macroize insn and
1032 corresponding splitters from fistdi2_{floor,ceil} and corresponding
1033 splitters using FIST_ROUNDING int iterator.
1034 (fist<mode>2_<rounding>): Macroize insn from
1035 fist<mode>2_{floor,ceil} using FIST_ROUNDING int iterator.
1036 (fist<mode>2_<rounding>_with_temp and splitters): Macroize insn and
1037 corresponding splitters from fist<mode>2_{floor,ceil} and corresponding
1038 splitters using FIST_ROUNDING int iterator.
1039 (l<rounding>xf<mode>2): Macroize expander from l{floor,ceil}xf<mode>2
1040 using FIST_ROUNDING int iterator.
1042 2012-06-19 Richard Henderson <rth@redhat.com>
1044 * config/i386/i386-protos.h (ix86_expand_sse2_mulv4si3): Declare.
1045 * config/i386/i386.c (ix86_expand_sse2_mulv4si3): New.
1046 * config/i386/predicates.md (nonimmediate_or_const_vector_operand): New.
1047 * config/i386/sse.md (sse2_mulv4si3): Delete.
1048 (mul<VI4_AVX2>3): Use ix86_expand_sse2_mulv4si3 and
1049 nonimmediate_or_const_vector_operand.
1051 2012-06-19 Richard Henderson <rth@redhat.com>
1053 * expmed.c (struct init_expmed_rtl): Split ...
1054 (init_expmed_one_mode): ... out of ...
1055 (init_expmed): ... here. Initialize integer vector modes also.
1056 (synth_mult): Handle integer vector modes.
1057 (choose_mult_variant): Likewise.
1058 (expand_mult_const): Likewise.
1059 (expand_mult): Likewise.
1060 * machmode.h (GET_MODE_UNIT_BITSIZE): New.
1062 2012-06-19 Richard Henderson <rth@redhat.com>
1064 * config/i386/i386.c (ix86_rtx_costs): Handle CONST_VECTOR, and
1065 integral vector modes.
1067 2012-06-19 Uros Bizjak <ubizjak@gmail.com>
1069 * config/i386/i386.md (FRNDINT_ROUNDING): New int iterator.
1070 (rounding): New int attribute.
1072 (frndintxf2_<rounding>): Macroize insn from
1073 frndintxf2_{floor,ceil,trunc} using FRNDINT_ROUNDING int iterator.
1074 (frndintxf2_<rounding>_i387): Macroize insn from
1075 frndintxf2_{floor,ceil,trunc}_i387 using FRNDINT_ROUNDING int iterator.
1077 2012-06-19 Richard Guenther <rguenther@suse.de>
1079 * tree-vrp.c (union_ranges): New function.
1080 (vrp_meet_1): Use union_ranges.
1081 (vrp_meet): Dump what we union and call vrp_meet_1.
1083 2012-06-19 Richard Earnshaw <rearnsha@arm.com>
1085 * arm.md (enum unspec): Delete UNSPEC_SIN and UNSPEC_COS.
1086 (attr type): Remove fmul, ffmul, farith, ffarith, float_em
1087 f_fpa_load, f_fpa_store, f_mem_r, r_mem_f.
1088 (attr write_conflict, attr core_cycles): Update.
1089 * arm-generic.md (r_mem_f_wbuf): Delete reservation.
1091 2012-06-19 Richard Guenther <rguenther@suse.de>
1093 * tree-vrp.c (intersect_ranges): Handle more cases.
1094 (vrp_intersect_ranges): Dump what we intersect and call ...
1095 (vrp_intersect_ranges_1): ... this.
1097 2012-06-19 Richard Guenther <rguenther@suse.de>
1099 PR tree-optimization/53708
1100 * tree-vect-data-refs.c (vect_can_force_dr_alignment_p): Preserve
1101 user-supplied alignment and alignment of decls with the used
1104 2012-06-18 Lawrence Crowl <crowl@google.com>
1106 * timevar.def (TV_PHASE_GENERATE): Rename to TV_PHASE_LATE_ASM.
1107 (TV_PHASE_CGRAPH): Rename to TV_PHASE_OPT_GEN.
1108 (TV_PHASE_STREAM_IN): New.
1109 (TV_PHASE_STREAM_OUT): New.
1110 * timevar.c (validate_phases): New.
1111 (timevar_print): Call validate_phases.
1112 * c-decl.c (c_write_global_declarations): Rename use of TV_PHASE_CGRAPH
1113 to TV_PHASE_OPT_GEN.
1114 * langhooks.c (write_global_declarations): Rename use of
1115 TV_PHASE_CGRAPH to TV_PHASE_OPT_GEN. Use TV_PHASE_DBGINFO instead of
1116 TV_PHASE_CHECK_DBGINFO.
1117 * toplev.c (compile_file): Rename use of TV_PHASE_GENERATE to
1118 TV_PHASE_LATE_ASM. Move start of TV_PHASE_LATE_ASM to after call to
1119 lang_hooks.decls.final_write_globals.
1121 2012-06-18 David Edelshn <dje.gcc@gmail.com>
1123 * config/rs6000/aix52.h (TARGET_EXTRA_BUILTINS): Define as 0.
1125 2012-06-18 Uros Bizjak <ubizjak@gmail.com>
1128 * config/i386/sse.md (*sse4_2_pcmpestr_unaligned): New.
1129 (*sse4_2_pcmpistr_unaligned): New.
1131 2012-06-18 Ian Bolton <ian.bolton@arm.com>
1132 Sameera Deshpande <sameera.deshpande@arm.com>
1133 Greta Yorsh <greta.yorsh@arm.com>
1135 * config/arm/arm-protos.h (arm_output_epilogue): Remove.
1136 * config/arm/arm.c (print_multi_reg): Remove.
1137 (vfp_output_fldmd): Likewise.
1138 (arm_output_epilogue): Likewise.
1139 * config/arm/arm.md (epilogue_insns): Update condition and code.
1141 2012-06-18 Ian Bolton <ian.bolton@arm.com>
1142 Sameera Deshpande <sameera.deshpande@arm.com>
1143 Greta Yorsh <greta.yorsh@arm.com>
1145 * config/arm/arm-protos.h (thumb2_expand_return): New declaration.
1146 * config/arm/arm.c (thumb2_expand_return): New function.
1147 * config/arm/arm.md (return): Update condition and code.
1149 2012-06-18 Ian Bolton <ian.bolton@arm.com>
1150 Sameera Deshpande <sameera.deshpande@arm.com>
1151 Greta Yorsh <greta.yorsh@arm.com>
1153 * config/arm/arm-protos.h (output_return_instruction): New parameter
1154 and int to bool change of parameter types.
1155 * config/arm/arm.c (output_return_instruction): Likewise.
1156 * config/arm/arm.md (arm_simple_return): New pattern.
1157 (arm_return, cond_return, cond_return_inverted): Add new arguments.
1158 * config/arm/thumb2.md (thumb2_return): Update condition and code.
1160 2012-06-18 Ian Bolton <ian.bolton@arm.com>
1161 Sameera Deshpande <sameera.deshpande@arm.com>
1162 Greta Yorsh <greta.yorsh@arm.com>
1164 * config/arm/arm-protos.h (arm_expand_epilogue): New declaration.
1165 * config/arm/arm.c (arm_expand_epilogue): New function.
1166 * config/arm/arm.md (epilogue): Update condition and code.
1167 (sibcall_epilogue): Likewise.
1169 2012-06-18 Ian Bolton <ian.bolton@arm.com>
1170 Sameera Deshpande <sameera.deshpande@arm.com>
1171 Greta Yorsh <greta.yorsh@arm.com>
1173 * config/arm/arm.c (arm_expand_epilogue_apcs_frame): New function.
1174 * config/arm/arm.md (arm_addsi3) Add an alternative.
1176 2012-06-18 Ian Bolton <ian.bolton@arm.com>
1177 Sameera Deshpande <sameera.deshpande@arm.com>
1178 Greta Yorsh <greta.yorsh@arm.com>
1180 * config/arm/arm.md (vfp_pop_multiple_with_writeback) New define_insn.
1181 * config/arm/predicates.md (pop_multiple_fp) New special predicate.
1182 * config/arm/arm.c (arm_emit_vfp_multi_reg_pop): New function.
1184 2012-06-18 Ian Bolton <ian.bolton@arm.com>
1185 Sameera Deshpande <sameera.deshpande@arm.com>
1186 Greta Yorsh <greta.yorsh@arm.com>
1188 * config/arm/arm.md (load_multiple_with_writeback) New define_insn.
1189 (load_multiple, pop_multiple_with_writeback_and_return) Likewise.
1190 (pop_multiple_with_return, ldr_with_return) Likewise.
1191 * config/arm/predicates.md (pop_multiple_return) New special predicate.
1192 * config/arm/arm-protos.h (arm_output_multireg_pop) New declaration.
1193 * config/arm/arm.c (arm_output_multireg_pop) New function.
1194 (arm_emit_multi_reg_pop): New function.
1196 2012-06-18 Greta Yorsh <Greta.Yorsh@arm.com>
1198 * config/arm/arm.c (ldm_stm_operation_p): Require SP
1199 as base register for loads if SP is in the register list.
1201 2012-06-18 Richard Guenther <rguenther@suse.de>
1203 PR tree-optimization/53693
1204 * tree-vect-patterns.c (vect_operation_fits_smaller_type):
1205 Reject operands with more than one use.
1207 2012-06-18 Bill Schmidt <wschmidt@linux.ibm.com>
1209 PR tree-optimization/53703
1210 * tree-ssa-phiopt.c (hoist_adjacent_loads): Skip virtual phis;
1211 correctly set bb_for_def[12].
1213 2012-06-18 Steven Bosscher <steven@gcc.gnu.org>
1215 * config/vax/vax.h (VMS_TARGET): Remove.
1217 2012-06-18 Richard Guenther <rguenther@suse.de>
1219 * tree-vrp.c (extract_range_from_assert): Split out range
1221 (intersect_ranges): New function.
1222 (vrp_intersect_ranges): Likewise.
1224 2012-06-18 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1226 * config/s390/s390.c (s390_gimplify_va_arg): Revert change from
1229 2012-06-18 Tejas Belagod <tejas.belagod@arm.com>
1231 * doc/md.texi: Document int iterators.
1232 * read-rtl.c (ints): New iterator group.
1233 (find_int): Int iterator group callback.
1234 (apply_int_iterator): Likewise.
1235 (apply_iterators): Traverse int iterator table and add all the used
1237 (initialize_iterators): Initialize data structures and callbacks for
1239 (read_rtx): Parse and read mappings for int iterators.
1240 (read_rtx_code): Record int iterator usage.
1242 2012-06-18 Richard Sandiford <rdsandiford@googlemail.com>
1245 * expr.c (expand_expr_addr_expr_1): Convert to tmode before
1246 performing an addition.
1248 2012-06-17 Steven Bosscher <steven@gcc.gnu.org>
1250 * output.h (split_double): Move prototype to rtl.h.
1251 (constructor_static_from_elts_p): Move prototype to tree.c.
1252 * rtl.h (split_double): Moved here from output.h.
1253 * tree.h (constructor_static_from_elts_p): Moved here from output.h.
1254 * final.c (split_double): Move from here ...
1255 * rtlanal.c (split_double): ... to here.
1256 * expr.c: Do not include output.h.
1258 2012-06-17 Steven Bosscher <steven@gcc.gnu.org>
1260 * cfglayout.h: Remove.
1261 * cfglayout.c: Remove.
1262 * function.h (struct function): Remove x_last_location field.
1263 * function.c: Do not include cfglayout.h.
1264 (expand_function_start): Do not call no-op force_next_line_note.
1265 (expand_function_end): Likewise.
1266 * cfgrtl.c: Do not include cfglayout.h. Include gt-cfgrtl.h.
1267 (unlink_insn_chain): Moved here from cfglayout.c.
1268 (skip_insns_after_block, label_for_bb, record_effective_endpoints,
1269 into_cfg_layout_mode, outof_cfg_layout_mode,
1270 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode,
1271 relink_block_chain, fixup_reorder_chain, verify_insn_chain,
1272 fixup_fallthru_exit_predecessor, force_one_exit_fallthru,
1273 cfg_layout_can_duplicate_bb_p, duplicate_insn_chain,
1274 cfg_layout_duplicate_bb, cfg_layout_initialize, break_superblocks,
1275 cfg_layout_finalize): Likewise.
1276 (rtl_can_remove_branch_p): Likewise.
1277 * rtl.h (insn_scope): Move prototype from cfglayout.h here.
1278 (duplicate_insn_chain): Likewise.
1279 (force_next_line_note): Remove prototype.
1280 * emit-rtl.c: Do not include tree-flow.h, egad. Include vecprim.h.
1281 (last_location): Remove #define to emit.x_last_location.
1282 (force_next_line_note): Remove no-op function.
1283 (init_emit): Don't set x_last_location.
1284 (block_locators_locs, block_locators_blocks, locations_locators_locs,
1285 locations_locators_vals, prologue_locator, epilogue_locator,
1286 curr_location, last_location, curr_block, last_block, curr_rtl_loc):
1287 Move POD to here from cfglayout.c.
1288 (insn_locators_alloc, insn_locators_finalize, insn_locators_free,
1289 set_curr_insn_source_location, get_curr_insn_source_location,
1290 set_curr_insn_block, get_curr_insn_block, curr_insn_locator,
1291 locator_scope, insn_scope, locator_location, locator_line, insn_line,
1292 locator_file, insn_file, locator_eq): Move to here from cfglayout.c.
1293 * cfghooks.h: Remove double-include protection.
1294 (can_copy_bbs_p, copy_bbs): Move prototypes from cfglayout.h to here.
1295 * cfghooks.c (can_copy_bbs_p, copy_bbs): Move to here from cfglayout.c.
1296 * final.c: Do not include cfglayout.h.
1297 (choose_inner_scope, change_scope): Move to here from cfglayout.c.
1298 (reemit_insn_block_notes): Likewise. Make static.
1299 * tree-flow.h (tree_could_trap_p, operation_could_trap_helper_p,
1300 operation_could_trap_p, tree_could_throw_p): Move from here...
1301 * tree.h: ... to here.
1302 * gengtype.c (open_base_files): Remove cfglayout.h from the list.
1303 * profile.c: Do not include cfghooks.h.
1304 * cfgloopmanip.c: Do not include cfglayout.h and cfghooks.h.
1305 * modulo-sched.c: Likewise.
1306 * loop-unswitch.c: Do not include cfglayout.h.
1307 * sched-ebb.c: Likewise.
1308 * tracer.c: Likewise.
1310 * tree-vect-loop-manip.c: Likewise.
1311 * loop-init.c: Likewise.
1312 * dwarf2out.c: Likewise.
1313 * hw-doloop.c: Likewise.
1314 * loop-unroll.c: Likewise.
1315 * cfgcleanup.c: Likewise.
1316 * bb-reorder.c: Likewise.
1317 * sched-rgn.c: Likewise.
1318 * tree-cfg.c: Likewise.
1319 * config/alpha/alpha.c: Likewise.
1320 * config/spu/spu.c: Likewise.
1321 * config/sparc/sparc.c: Likewise.
1322 * config/sh/sh.c: Likewise.
1323 * config/c6x/c6x.c: Likewise.
1324 * config/ia64/ia64.c: Likewise.
1325 * config/rs6000/rs6000.c: Likewise.
1326 * config/score/score.c: Likewise.
1327 * config/mips/mips.c: Likewise.
1328 * config/bfin/bfin.c: Likewise.
1329 * Makefile.in (CFGAYOUT_H): Remove, and fixup users.
1330 * config/rs6000/t-rs6000 (rs6000.o): Do not depend on cfglayout.h.
1331 * config/spu/t-spu-elf (spu.o: $): Likewise.
1332 * config/sparc/t-sparc (sparc.o): Do not depend on CFGLAYOUT_H.
1334 2012-06-17 Steven Bosscher <steven@gcc.gnu.org>
1336 * cfgloop.h: Do not include rtl.h.
1337 (enum iv_extend_code): New.
1338 (struct rtx_iv): Use iv_extend_code instead of rtx_code.
1339 * Makefile.in (CFGLOOP_H): Do not depend on RTL_H.
1340 * loop-iv.c (iv_extend_to_rtx_code): New function to translate
1341 an IV_EXTEND_CODE to an RTX_CODE.
1342 (dump_iv_info): Update for rtx_iv field type change.
1343 (iv_constant): Likewise.
1344 (iv_subreg): Likewise.
1345 (iv_extend): Likewise.
1348 (iv_mult): Likewise.
1349 (iv_shift): Likewise.
1350 (get_biv_step_1): Likewise.
1351 (get_biv_step): Likewise.
1352 (iv_analyze_biv): Likewise.
1353 (get_iv_value): Likewise.
1354 (shorten_into_mode): Likewise.
1355 (canonicalize_iv_subregs): Likewise.
1356 * sese.c (sese_build_liveouts): Use MAY_HAVE_DEBUG_STMTS instead
1357 of MAY_HAVE_DEBUG_INSNS.
1358 * tree-ssa-loop-ivopts.c: Include recog.h after expr.h.
1359 * tree-ssa-loop-prefetch.c: Likewise.
1361 2012-06-17 Steven Bosscher <steven@gcc.gnu.org>
1363 * expmed.c (ceil_log2): Move from here...
1364 * hwint.c: ... to here for older GCCs...
1365 * hwint.h: ... and here for newer GCCs.
1366 * rtl.h (ceil_log2): Remove prototype.
1368 * tree-phinodes.c: Do not include rtl.h.
1369 * Makefile.in (tree-phinodes.o): Do not depend on RTL_H.
1371 2012-06-17 Steven Bosscher <steven@gcc.gnu.org>
1373 * config/cris/cris.h (TARGET_ELF): Remove.
1374 (FORCE_EH_FRAME_INFO_IN_DATA_SECTION): Remove.
1375 (CRIS_ASM_OUTPUT_ALIGNED_DECL_COMMON): Simpify using TARGET_ELF==1.
1376 (LOCAL_LABEL_PREFIX): Likewise.
1377 * config/cris/cris.c (cris_target_asm_named_section): Remove.
1378 (cris_option_override): Simpify using TARGET_ELF==1.
1379 (cris_file_start): Likewise.
1380 * config/cris/cris-protos.h (cris_target_asm_named_section): Remove.
1382 2012-06-17 Uros Bizjak <ubizjak@gmail.com>
1384 * config/i386/sse.md (vcvtph2ps): Fix vec_select selector.
1386 2012-06-16 Eric Botcazou <ebotcazou@adacore.com>
1389 * tree-inline.c (initialize_cfun): Copy can_delete_dead_exceptions.
1391 2012-06-15 Easwaran Raman <eraman@google.com>
1393 * passes.c (init_optimization_passes): Remove pass_call_cdce
1394 from its current position and insert after pass_dce.
1396 2012-06-15 Walter Lee <walt@tilera.com>
1398 * config/tilegx/sync.md (atomic_fetch_<fetchop_name><mode>): Fix typo.
1400 2012-06-15 Richard Earnshaw <rearnsha@arm.com>
1402 * arm.c (note_invalid_constants): Don't return a result.
1403 (arm_memory_load_p): Delete function.
1404 (arm_const_double_rtx): Delete iterator variable i;
1405 (fp_immediate_constant): Likewise.
1406 (fp_const_from_val): Likewise.
1408 * arm.c (arm_init_iwmmxt_builtins): Delete void_ftype_void.
1410 2012-06-15 Marc Glisse <marc.glisse@inria.fr>
1413 * c-typeck.c (c_build_vec_perm_expr): Move to c-family/c-common.c.
1414 * c-tree.h (c_build_vec_perm_expr): Move to c-family/c-common.h.
1416 2012-06-15 Georg-Johann Lay <avr@gjlay.de>
1418 * config/avr/avr.c (avr_default_expand_builtin): New function.
1419 (avr_expand_builtin): Use it.
1420 (avr_expand_unop_builtin): Remove.
1421 (avr_expand_binop_builtin): Remove.
1422 (avr_expand_triop_builtin): Remove.
1424 2012-06-15 Michael Matz <matz@suse.de>
1427 * cfgexpand.c (add_alias_set_conflicts): Remove.
1428 (expand_used_vars): Don't call it.
1429 (aggregate_contains_union_type): Remove.
1430 * function.c (n_temp_slots_in_use): New static data.
1431 (make_slot_available, assign_stack_temp_for_type): Update it.
1432 (init_temp_slots): Zero it.
1433 (remove_unused_temp_slot_addresses): Use it for quicker removal.
1434 (remove_unused_temp_slot_addresses_1): Use htab_clear_slot.
1436 2012-06-15 Michael Matz <matz@suse.de>
1438 * gimplify.c (gimplify_compound_literal_expr): Take gimple_test_f
1439 argument, don't emit assign statement if value is directly usable.
1440 (gimplify_expr): Adjust.
1442 2012-06-15 Michael Matz <matz@suse.de>
1444 * gimplify.c (gimplify_modify_expr): Fold generated statements.
1445 * gimple-fold.c (can_refer_decl_in_current_unit_p): Check flag_ltrans.
1447 2012-06-15 Richard Guenther <rguenther@suse.de>
1449 * tree-vrp.c (set_and_canonicalize_value_range): Use canonical
1450 predicates to set VR_UNDEFINED and VR_VARYING. Drop a case
1451 we assert for in set_value_range to VR_VARYING.
1453 2012-06-15 Richard Earnshaw <rearnsha@arm.com>
1455 * arm.md (addsf3, adddf3): Use s_register_operand.
1456 (subsf3, subdf3): Likewise.
1457 (mulsf3, muldf3): Likewise.
1458 (difsf3, divdf3): Likewise.
1459 (movsfcc, movdfcc): Likewise.
1460 * predicates.md (f_register_operand): Delete.
1461 (arm_float_rhs_operand): Delete.
1462 (arm_float_add_operand): Delete.
1463 (arm_float_compare_operand): Use s_register_operand when
1465 (cirrus_register_operand): Delete.
1466 (cirrus_fp_register): Delete.
1467 (cirrus_shift_const): Delete.
1468 (cmpdi_operand): Remove Maverick support.
1469 * constraints.md (f, v, H): Delete constraints.
1470 (G): Update documentation.
1471 * arm.c (fp_consts_inited): Convert to bool.
1472 (strings_fp): Delete.
1473 (values_fp): Delete.
1474 (value_fp0): New variable.
1475 (init_fp_table): Simplify logic.
1476 (arm_const_double_rtx): Likewise.
1477 (fp_immediate_constant): Likewise.
1478 (fp_const_from_val): Likewise.
1479 (neg_const_double_rtx_ok_for_fpa): Delete.
1480 * doc/md.texi (ARM constraints): Update documentation.
1482 2012-06-15 Ulrich Weigand <ulrich.weigand@linaro.org>
1484 PR tree-optimization/53636
1485 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Verify
1486 stride when doing basic-block vectorization.
1488 2012-06-15 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
1490 * tree-vect-generic.c (lower_vec_perm): Propagate vector constants
1493 2012-06-15 Jakub Jelinek <jakub@redhat.com>
1495 * tree-vect-patterns.c (vect_pattern_recog): Don't unnecessarily
1496 allocate and free bbs array for the SLP case.
1498 PR tree-optimization/51581
1499 * expr.h (choose_multiplier): New prototype.
1500 * expmed.c (choose_multiplier): No longer static.
1501 Change multiplier_ptr from rtx * to UHWI *.
1502 (expand_divmod): Adjust callers.
1503 * tree-vect-patterns.c (vect_recog_sdivmod_pow2_pattern): Renamed to...
1504 (vect_recog_divmod_pattern): ... this. Pass bb_vinfo as last
1505 argument to new_stmt_vec_info. Attempt to optimize also divisions
1506 by non-pow2 constants if integer vector division isn't supported.
1507 * tree-vect-stmts.c (vect_analyze_stmt): If node != NULL,
1508 don't look at pattern stmts and sequences.
1510 2012-06-15 Eric Botcazou <ebotcazou@adacore.com>
1513 * common.opt (-fdelete-dead-exceptions): New switch.
1514 * doc/invoke.texi (Code Gen Options): Document it.
1515 * cse.c (count_reg_usage) <CALL_INSN>: Use !insn_nothrow_p in lieu of
1516 insn_could_throw_p predicate. Do not skip an insn that could throw
1517 if dead exceptions can be deleted.
1518 (insn_live_p): Likewise, do not return true in that case.
1519 * dce.c (can_alter_cfg): New flag.
1520 (deletable_insn_p): Do not return false for an insn that can throw if
1521 the CFG can be altered and dead exceptions can be deleted.
1522 (init_dce): Set can_alter_cfg to false for fast DCE, true otherwise.
1523 * dse.c (scan_insn): Use !insn_nothrow_p in lieu of insn_could_throw_
1524 predicate. Do not preserve an insn that could throw if dead exceptions
1526 * function.h (struct function): Add can_delete_dead_exceptions flag.
1527 * function.c (allocate_struct_function): Set it.
1528 * lto-streamer-in.c (input_struct_function_base): Stream it.
1529 * lto-streamer-out.c (input_struct_function_base): Likewise.
1530 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Do not mark a
1531 statement that could throw as necessary if dead exceptions can be
1534 2012-06-14 Maxim Kuvyrkov <maxim@codesourcery.com>
1536 * config/tilegx/sync.md (atomic_fetch_sub<mode>): Fix typo.
1538 2012-06-14 Oleg Endo <olegendo@gcc.gnu.org>
1541 * config/sh/sh.md: Add peephole for swapbsi2.
1542 (*swapbisi2_and_shl8, *swapbhisi2): New insns and splits.
1544 2012-06-14 Uros Bizjak <ubizjak@gmail.com>
1546 * config/i386/i386.md (*zero_extendsidi2): Remove x,x alternative.
1547 (*zero_extendsidi2_rex64): Ditto. Remove isa attribute.
1549 2012-06-14 Jakub Jelinek <jakub@redhat.com>
1552 * config/i386/i386.md (*anddi_1 into *andsi_1_zext splitter): New.
1554 2012-06-14 Richard Earnshaw <rearnsha@arm.com>
1556 * arm.c (arm_cirrus_insn_p): Delete.
1557 (cirrus_reorg): Delete.
1558 (arm_reorg): Don't call cirrus_reorg.
1559 (arm_final_prescan_insn_p): Don't check for cirrus insns.
1560 * arm.md (define_attr "type"): Remove mav_farith and mav_dmult.
1561 (adddi3, subdi3): Remove Maverick support.
1562 (arm_adddi3): Likewise.
1563 (adddi_sesidi_di, adddi_zesidi_di): Likewise.
1564 (addsf3, adddf3): Likewise.
1565 (subsf3, subdf3): Likewise.
1566 (mulsf3, muldf3): Likewise.
1567 (ashldi3, ashrdi3, lshrdi3): Likewise.
1568 (floatsisf2, floatsidf2): Likewise.
1569 (fix_truncsfsi2, fix_truncdfsi2): Likewise.
1570 (arm_movdi, thumb1_movdi_insn): Likewise.
1571 (arm_cmpdi_insn): Likewise.
1572 (cirrus_cmpsf, cirrus_cmpdf, cirrus_cmpdi): Likewise.
1573 (cirrus.md): Don't include.
1574 * cirrus.md: Delete file.
1575 * t-arm (MD_INCLUDES): Remove cirrus.md.
1577 2012-06-14 Eric Botcazou <ebotcazou@adacore.com>
1579 * dwarf2out.c (function_possibly_abstracted_p): New static function.
1580 (gen_subprogram_die): Use it function_possibly_abstracted_p in lieu of
1581 cgraph_function_possibly_inlined_p.
1582 (gen_inlined_subroutine_die): Return if the origin is to be ignored.
1583 (process_scope_var): Do not emit concrete instances of abstracted
1584 nested functions from here.
1585 (gen_decl_die): Emit the abstract instance if the function is possibly
1586 abstracted and not only possibly inlined.
1587 (dwarf2out_finish): Find the first non-abstract parent instance and
1588 attach concrete instances on the limbo list to it.
1590 2012-06-14 Richard Earnshaw <rearnsha@arm.com>
1592 * arm.md (divsf3, divdf3): Remove FPA support.
1593 (negsf2, negdf2): Likewise.
1594 (sqrtsf2, sqrtdf2): Likewise.
1595 (movdfcc): Likewise.
1596 (modsf3, moddf3, movxf): Delete.
1597 (push_fp_multi): Delete.
1598 (fpa.md): Don't include it.
1599 * fpa.md: Delete file.
1600 * t-arm (MD_INCLUDES): Remove fpa.md.
1602 2012-06-14 Bill Schmidt <wschmidt@linux.ibm.com>
1604 * tree-vectorizer.h (vect_get_stmt_cost): Move from tree-vect-stmts.c.
1605 (cost_for_stmt): Remove decl.
1606 (vect_get_single_scalar_iteration_cost): Correct typo in name.
1607 * tree-vect-loop.c (vect_get_cost): Remove.
1608 (vect_get_single_scalar_iteration_cost): Correct typo in name; use
1609 vect_get_stmt_cost rather than vect_get_cost.
1610 (vect_get_known_peeling_cost): Use vect_get_stmt_cost rather than
1612 (vect_estimate_min_profitable_iters): Correct typo in call to
1613 vect_get_single_scalar_iteration_cost; use vect_get_stmt_cost rather
1615 (vect_model_reduction_cost): Use vect_get_stmt_cost rather than
1617 (vect_model_induction_cost): Likewise.
1618 * tree-vect-data-refs.c (vect_peeling_hash_get_lowest_cost): Correct
1619 typo in call to vect_get_single_scalar_iteration_cost.
1620 * tree-vect-stmts.c (vect_get_stmt_cost): Move to tree-vectorizer.h.
1621 (cost_for_stmt): Remove unnecessary function.
1622 * Makefile.in (TREE_VECTORIZER_H): Update dependencies.
1624 2012-06-14 Richard Earnshaw <rearnsha@arm.com>
1626 * arm.opt (mfp=2, mfp=3, mfpe, mfpe=2, mfpe=3): Delete options.
1627 * arm-fpus.def (fpa, fpe2, fpe3, maverick): Delete FPU types.
1628 * arm-tables.opt: Regenerated.
1629 * doc/invoke.texi: Remove references to deleted options.
1631 2012-06-14 Sandeep Kumar Singh <Sandeep.Singh2@kpitcummins.com>
1633 * config/h8300/genmova.sh: Modified to add offset bits of
1634 mova/Sz assembly instruction for memory access.
1635 * config/h8300/h8300.c: Likewise.
1636 * config/h8300/mova.md: Likewise.
1638 2012-06-12 Christian Bruel <christian.bruel@st.com>
1641 * config/sh/sh.c (sh_option_override): Don't force
1642 flag_omit_frame_pointer and maccumulate_outgoing_args.
1643 * config/sh/sh.opt (maccumulate-outgoing-args): Init as Var.
1645 2012-06-14 Richard Guenther <rguenther@suse.de>
1647 * tree-vrp.c (VR_INITIALIZER): New define.
1648 (ranges_from_anti_range): New function.
1649 (extract_range_from_binary_expr_1): Decompose operations on
1650 VR_ANTI_RANGEs to operations on VR_RANGE.
1651 (extract_range_from_unary_expr_1): Likewise.
1652 (extract_range_from_binary_expr_1, extract_range_from_binary_expr,
1653 extract_range_from_unary_expr_1, extract_range_from_unary_expr,
1654 extract_range_from_cond_expr, adjust_range_with_scev,
1655 vrp_visit_assignment_or_call, vrp_visit_phi_node,
1656 simplify_bit_ops_using_ranges): Use VR_INITIALIZER.
1658 2012-06-13 Richard Henderson <rth@redhat.com>
1660 * hwint.h (HOST_WIDEST_INT_C): New.
1661 (HOST_WIDE_INT_C): New.
1662 (HOST_WIDE_INT_1): Use it.
1663 * config/alpha/alpha.c (alpha_trampoline_init): Use it.
1665 2012-06-13 Alexandre Oliva <aoliva@redhat.com>
1668 * var-tracking.c: Include alias.h.
1669 (overlapping_mems): New struct.
1670 (drop_overlapping_mem_locs): New.
1671 (clobber_overlapping_mems): New.
1672 (var_mem_delete_and_set, var_mem_delete): Call it.
1673 (val_bind): Likewise, but only if modified.
1674 (compute_bb_dataflow, emit_notes_in_bb): Call it on MEMs.
1675 * Makefile.in (var-tracking.o): Depend in $(ALIAS_H).
1677 2012-06-13 Alexandre Oliva <aoliva@redhat.com>
1680 * var-tracking.c (loc_exp_dep_pool): New.
1681 (vt_emit_notes): Create and release the pool.
1682 (compute_bb_dataflow): Use value-based locations in MO_VAL_SET.
1683 (emit_notes_in_bb): Likewise.
1684 (loc_exp_dep_insert): Deal with NOT_ONEPART vars.
1685 (notify_dependents_of_changed_value): Likewise.
1686 (notify_dependents_of_resolved_value): Check that NOT_ONEPART
1687 variables don't have a VAR_LOC_DEP_LST.
1688 (emit_note_insn_var_location): Expand NOT_ONEPART locs that are
1689 VALUEs or MEMs of VALUEs.
1691 2012-06-13 Alexandre Oliva <aoliva@redhat.com>
1695 * dce.c (word_dce_process_block): Insert debug temps only if the
1697 (dce_process_block): Likewise, and if debug.used is not empty,
1698 and only after iterating over all DEFs that might mark the insn.
1700 2012-06-13 Alexandre Oliva <aoliva@redhat.com>
1702 * common.opt (ftree-coalesce-inlined-vars): New.
1703 (ftree-coalesce-vars): New.
1704 * doc/invoke.texi: Document them.
1705 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
1708 2012-06-13 Richard Sandiford <rdsandiford@googlemail.com>
1710 * read-rtl.c (mapping): Remove index field. Add current_value field.
1711 Define heap vectors.
1712 (iterator_group): Fix long line. Remove num_builtins field and
1713 uses_iterator fields. Make apply_iterator take a void * parameter.
1714 (iterator_use, atttribute_use): New structures.
1715 (iterator_traverse_data, BELLWETHER_CODE, bellwether_codes): Delete.
1716 (current_iterators, iterator_uses, attribute_uses): New variables.
1717 (uses_mode_iterator_p, uses_code_iterator_p): Delete.
1718 (apply_mode_iterator, apply_code_iterator): Take a void * parameter.
1719 (map_attr_string, apply_iterator_to_string): Remove iterator
1720 and value parameters. Look through all current iterator values
1721 for a matching attribute.
1722 (mode_attr_index, apply_mode_maps): Delete.
1723 (apply_iterator_to_rtx): Replace with...
1724 (copy_rtx_for_iterators): ...this new function.
1725 (uses_iterator_p, apply_iterator_traverse): Delete.
1726 (apply_attribute_uses, add_current_iterators, apply_iterators): New
1728 (add_mapping): Remove index field. Set current_value field.
1729 (initialize_iterators): Don't set num_builtins and uses_iterator_p
1731 (find_iterator): Delete.
1732 (record_iterator_use, record_attribute_use): New functions.
1733 (record_potential_iterator_use): New function.
1734 (check_code_iterator): Remove handling of bellwether codes.
1735 (read_rtx): Remove mode maps. Truncate iterator and attribute uses.
1736 (read_rtx_code, read_nested_rtx, read_rtx_variadic): Remove mode_maps
1737 parameter. Use the first code iterator value instead of the
1738 bellwether_codes array. Use record_potential_iterator_use for modes.
1740 2012-06-13 Oleg Endo <olegendo@gcc.gnu.org>
1743 * config/sh/sh.md (bswapsi2): New expander.
1744 (swapbsi2): New insn.
1746 2012-06-13 H.J. Lu <hongjiu.lu@intel.com>
1749 * config/i386/i386.c (ix86_tune_cost): New variable.
1750 (ix86_option_override_internal): Set ix86_tune_cost. Use
1751 ix86_tune_cost for simultaneous_prefetches, prefetch_block,
1752 l1_cache_size and l2_cache_size.
1754 2012-06-13 Richard Guenther <rguenther@suse.de>
1756 * tree-vrp.c (vrp_meet): Properly meet equivalent ranges.
1757 Handle meeting two VR_RANGE to an VR_ANTI_RANGE. Implement
1758 all possible meetings of VR_RANGE with VR_ANTI_RANGE and
1759 VR_ANTI_RANGE with VR_ANTI_RANGE.
1761 2012-06-13 Richard Earnshaw <rearnsha@arm.com>
1763 * config.gcc (unsupported): Move obsoleted FPA-based configurations
1765 (obsolete): ... here.
1766 (arm*-*-freebsd*): Remove.
1767 (arm*-*-linux*): Only accept EABI variants. Simplify logic.
1768 (arm*-*-uclinux*): Likewise.
1769 (arm*-*-ecos-elf): Remove.
1770 (arm*-*-rtems*): Remove.
1771 (arm*-*-elf): Remove.
1772 (arm*-wince-pe*): Remove.
1773 (arm, --with-fpu): Remove support for fpa and Maverick variants.
1774 * arm/ecos-elf.h: Delete.
1775 * arm/t-strongarm-elf: Delete.
1776 * arm/rtems-elf.h: Delete.
1777 * arm/wince-pe.h: Delete.
1780 * arm/t-wince-pe: Delete.
1782 2012-06-13 Bill Schmidt <wschmidt@linux.ibm.com>
1784 PR tree-optimization/53647
1785 * tree-ssa-phiopt.c (gate_hoist_loads): Skip transformation for
1786 targets with no defined cache line size.
1788 2012-06-13 Bill Schmidt <wschmidt@linux.ibm.com>
1790 * targhooks.c (default_builtin_vectorized_conversion): Handle
1791 vec_construct, using vectype to base cost on subparts.
1792 * target.h (enum vect_cost_for_stmt): Add vec_construct.
1793 * tree-vect-stmts.c (vect_model_load_cost): Use vec_construct
1794 instead of scalar_to-vec.
1795 * config/spu/spu.c (spu_builtin_vectorization_cost): Handle
1796 vec_construct in same way as default for now.
1797 * config/i386/i386.c (ix86_builtin_vectorization_cost): Likewise.
1798 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost):
1799 Handle vec_construct, including special case for 32-bit loads.
1801 2012-06-13 Xinyu Qi <xyqi@marvell.com>
1803 * config/arm/arm.c (FL_IWMMXT2): New define.
1804 (arm_arch_iwmmxt2): New variable.
1805 (arm_option_override): Enable use of iWMMXt with VFP.
1806 Disable use of iWMMXt with NEON. Disable use of iWMMXt under
1807 Thumb mode. Set arm_arch_iwmmxt2.
1808 (arm_expand_binop_builtin): Accept VOIDmode op.
1809 (enum arm_builtins): Revise built-in fcode.
1810 (IWMMXT2_BUILTIN): New define.
1811 (IWMMXT2_BUILTIN2): Likewise.
1812 (iwmmx2_mbuiltin): Likewise.
1813 (builtin_description bdesc_2arg): Revise built in declaration.
1814 (builtin_description bdesc_1arg): Likewise.
1815 (arm_init_iwmmxt_builtins): Revise built in initialization.
1816 (arm_expand_builtin): Revise built in expansion.
1817 (arm_output_iwmmxt_shift_immediate): New function.
1818 (arm_output_iwmmxt_tinsr): Likewise.
1819 * config/arm/arm-protos.h (arm_output_iwmmxt_shift_immediate): Declare.
1820 (arm_output_iwmmxt_tinsr): Likewise.
1821 * config/arm/iwmmxt.md (WCGR0, WCGR1, WCGR2, WCGR3): New constant.
1822 (iwmmxt_psadbw, iwmmxt_walign, iwmmxt_tmrc, iwmmxt_tmcr): Delete.
1823 (rorv4hi3, rorv2si3, rordi3): Likewise.
1824 (rorv4hi3_di, rorv2si3_di, rordi3_di): Likewise.
1825 (ashrv4hi3_di, ashrv2si3_di, ashrdi3_di): Likewise.
1826 (lshrv4hi3_di, lshrv2si3_di, lshrdi3_di): Likewise.
1827 (ashlv4hi3_di, ashlv2si3_di, ashldi3_di): Likewise.
1828 (iwmmxt_tbcstqi, iwmmxt_tbcsthi, iwmmxt_tbcstsi): Likewise
1829 (*iwmmxt_clrv8qi, *iwmmxt_clrv4hi, *iwmmxt_clrv2si): Likewise.
1830 (tbcstv8qi, tbcstv4hi, tbsctv2si): New pattern.
1831 (iwmmxt_clrv8qi, iwmmxt_clrv4hi, iwmmxt_clrv2si): Likewise.
1832 (*and<mode>3_iwmmxt, *ior<mode>3_iwmmxt, *xor<mode>3_iwmmxt): Likewise.
1833 (ror<mode>3, ror<mode>3_di): Likewise.
1834 (ashr<mode>3_di, lshr<mode>3_di, ashl<mode>3_di): Likewise.
1835 (ashli<mode>3_iwmmxt, iwmmxt_waligni, iwmmxt_walignr): Likewise.
1836 (iwmmxt_walignr0, iwmmxt_walignr1): Likewise.
1837 (iwmmxt_walignr2, iwmmxt_walignr3): Likewise.
1838 (iwmmxt_setwcgr0, iwmmxt_setwcgr1): Likewise.
1839 (iwmmxt_setwcgr2, iwmmxt_setwcgr3): Likewise.
1840 (iwmmxt_getwcgr0, iwmmxt_getwcgr1): Likewise.
1841 (iwmmxt_getwcgr2, iwmmxt_getwcgr3): Likewise.
1842 (All instruction patterns): Add wtype attribute.
1843 (*iwmmxt_arm_movdi, *iwmmxt_movsi_insn): iWMMXt coexist with vfp.
1844 (iwmmxt_uavgrndv8qi3, iwmmxt_uavgrndv4hi3): Revise the pattern.
1845 (iwmmxt_uavgv8qi3, iwmmxt_uavgv4hi3): Likewise.
1846 (ashr<mode>3_iwmmxt, ashl<mode>3_iwmmxt, lshr<mode>3_iwmmxt): Likewise.
1847 (iwmmxt_tinsrb, iwmmxt_tinsrh, iwmmxt_tinsrw):Likewise.
1848 (eqv8qi3, eqv4hi3, eqv2si3, gtuv8qi3): Likewise.
1849 (gtuv4hi3, gtuv2si3, gtv8qi3, gtv4hi3, gtv2si3): Likewise.
1850 (iwmmxt_wunpckihh, iwmmxt_wunpckihw, iwmmxt_wunpckilh): Likewise.
1851 (iwmmxt_wunpckilw, iwmmxt_wunpckehub, iwmmxt_wunpckehuh): Likewise.
1852 (iwmmxt_wunpckehuw, iwmmxt_wunpckehsb, iwmmxt_wunpckehsh): Likewise.
1853 (iwmmxt_wunpckehsw, iwmmxt_wunpckelub, iwmmxt_wunpckeluh): Likewise.
1854 (iwmmxt_wunpckeluw, iwmmxt_wunpckelsb, iwmmxt_wunpckelsh): Likewise.
1855 (iwmmxt_wunpckelsw, iwmmxt_wmadds, iwmmxt_wmaddu): Likewise.
1856 (iwmmxt_wsadb, iwmmxt_wsadh, iwmmxt_wsadbz, iwmmxt_wsadhz): Likewise.
1857 (iwmmxt2.md): Include.
1858 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __IWMMXT2__.
1859 (TARGET_IWMMXT2): New define.
1860 (TARGET_REALLY_IWMMXT2): Likewise.
1861 (arm_arch_iwmmxt2): Declare.
1862 * config/arm/mmintrin.h: Use __IWMMXT__ to enable iWMMXt intrinsics.
1863 Use __IWMMXT2__ to enable iWMMXt2 intrinsics.
1864 Use C name-mangling for intrinsics.
1866 (_mm_cvtsi32_si64, _mm_andnot_si64, _mm_sad_pu8): Revise.
1867 (_mm_sad_pu16, _mm_align_si64, _mm_setwcx, _mm_getwcx): Likewise.
1868 (_m_from_int): Likewise.
1869 (_mm_sada_pu8, _mm_sada_pu16): New intrinsic.
1870 (_mm_alignr0_si64, _mm_alignr1_si64, _mm_alignr2_si64): Likewise.
1871 (_mm_alignr3_si64, _mm_tandcb, _mm_tandch, _mm_tandcw): Likewise.
1872 (_mm_textrcb, _mm_textrch, _mm_textrcw, _mm_torcb): Likewise.
1873 (_mm_torch, _mm_torcw, _mm_tbcst_pi8, _mm_tbcst_pi16): Likewise.
1874 (_mm_tbcst_pi32): Likewise.
1875 (_mm_abs_pi8, _mm_abs_pi16, _mm_abs_pi32): New iWMMXt2 intrinsic.
1876 (_mm_addsubhx_pi16, _mm_absdiff_pu8, _mm_absdiff_pu16): Likewise.
1877 (_mm_absdiff_pu32, _mm_addc_pu16, _mm_addc_pu32): Likewise.
1878 (_mm_avg4_pu8, _mm_avg4r_pu8, _mm_maddx_pi16, _mm_maddx_pu16): Likewise.
1879 (_mm_msub_pi16, _mm_msub_pu16, _mm_mulhi_pi32): Likewise.
1880 (_mm_mulhi_pu32, _mm_mulhir_pi16, _mm_mulhir_pi32): Likewise.
1881 (_mm_mulhir_pu16, _mm_mulhir_pu32, _mm_mullo_pi32): Likewise.
1882 (_mm_qmulm_pi16, _mm_qmulm_pi32, _mm_qmulmr_pi16): Likewise.
1883 (_mm_qmulmr_pi32, _mm_subaddhx_pi16, _mm_addbhusl_pu8): Likewise.
1884 (_mm_addbhusm_pu8, _mm_qmiabb_pi32, _mm_qmiabbn_pi32): Likewise.
1885 (_mm_qmiabt_pi32, _mm_qmiabtn_pi32, _mm_qmiatb_pi32): Likewise.
1886 (_mm_qmiatbn_pi32, _mm_qmiatt_pi32, _mm_qmiattn_pi32): Likewise.
1887 (_mm_wmiabb_si64, _mm_wmiabbn_si64, _mm_wmiabt_si64): Likewise.
1888 (_mm_wmiabtn_si64, _mm_wmiatb_si64, _mm_wmiatbn_si64): Likewise.
1889 (_mm_wmiatt_si64, _mm_wmiattn_si64, _mm_wmiawbb_si64): Likewise.
1890 (_mm_wmiawbbn_si64, _mm_wmiawbt_si64, _mm_wmiawbtn_si64): Likewise.
1891 (_mm_wmiawtb_si64, _mm_wmiawtbn_si64, _mm_wmiawtt_si64): Likewise.
1892 (_mm_wmiawttn_si64, _mm_merge_si64): Likewise.
1893 (_mm_torvscb, _mm_torvsch, _mm_torvscw): Likewise.
1894 (_m_to_int): New define.
1895 * config/arm/arm-cores.def (iwmmxt2): Add FL_IWMMXT2.
1896 * config/arm/arm-arches.def (iwmmxt2): Likewise.
1897 * config/arm/t-arm (MD_INCLUDES): Add marvell-f-iwmmxt.md and
1899 * config/arm/arm.md (marvell-f-iwmmxt.md): Include.
1900 (arch): Add "iwmmxt2".
1901 (arch_enabled): Handle "iwmmxt2".
1902 (wtype): New attribute.
1903 (UNSPEC_WMADDS, UNSPEC_WMADDU): Delete.
1904 (UNSPEC_WALIGNI): New unspec.
1905 * config/arm/predicates.md (imm_or_reg_operand): New predicate.
1906 * config/arm/iterators.md (VMMX2): New mode_iterator.
1907 * config/arm/marvell-f-iwmmxt.md: New file.
1908 * config/arm/iwmmxt2.md: New file.
1910 2012-06-12 Jakub Jelinek <jakub@redhat.com>
1915 * c-decl.c (build_compound_literal): Call c_incomplete_type_error
1916 if type isn't complete.
1918 2012-06-12 Uros Bizjak <ubizjak@gmail.com>
1920 * config/ia64/sync.md (fetchop_name): Change ior attribute to "or".
1922 2012-06-12 Richard Henderson <rth@redhat.com>
1924 * config/rs6000/sync.md (atomic_load, atomic_store): Use INT1 mode
1925 iterator instead of INT.
1927 2012-06-12 Bill Schmidt <wschmidt@linux.ibm.com>
1929 * opts.c: Add -fhoist-adjacent-loads to -O2 and above.
1930 * tree-ssa-phiopt.c (tree_ssa_phiopt_worker): Add argument to forward
1932 (hoist_adjacent_loads, gate_hoist_loads): New forward declarations.
1933 (tree_ssa_phiopt): Call gate_hoist_loads.
1934 (tree_ssa_cs_elim): Add parm to tree_ssa_phiopt_worker call.
1935 (tree_ssa_phiopt_worker): Add do_hoist_loads to formal arg list; call
1936 hoist_adjacent_loads.
1937 (local_mem_dependence): New function.
1938 (hoist_adjacent_loads): Likewise.
1939 (gate_hoist_loads): Likewise.
1940 * common.opt (fhoist-adjacent-loads): New switch.
1941 * Makefile.in (tree-ssa-phiopt.o): Added dependencies.
1943 2012-06-12 Michael Matz <matz@suse.de>
1945 * alias.c (nonoverlapping_component_refs_p): Take two rtx arguments.
1946 (nonoverlapping_memrefs_p): Don't call it here ...
1947 (true_dependence_1): ... but here.
1949 2012-06-12 Richard Guenther <rguenther@suse.de>
1951 * emit-rtl.c (set_mem_attributes_minus_bitpos): Remove dead code.
1952 * alias.c (ao_ref_from_mem): MEM_EXPR is conservative, MEM_OFFSET
1953 and MEM_SIZE only refines it. Reflect that and be less conservative
1954 if either of the latter is not known.
1956 2012-06-12 Jakub Jelinek <jakub@redhat.com>
1958 PR rtl-optimization/53589
1959 * cfgrtl.c (force_nonfallthru_and_redirect): Do asm_goto_edge
1960 discovery even when e->dest != target. If any LABEL_REF points
1961 to e->dest label, redirect it to target's label.
1963 2012-06-12 Chung-Lin Tang <cltang@codesourcery.com>
1965 * config/sh/sh.c (output_stack_adjust): Remove !epilogue_p
1966 condition for generating REG_FRAME_RELATED_EXPR note.
1967 (pop): Add code for generating REG_CFA_RESTORE,
1968 REG_CFA_ADJUST_CFA notes. Set RTX_FRAME_RELATED_P to 1.
1969 (sh_expand_epilogue): Use frame_insn() for FP to SP move.
1970 Set 'frame_p' of calls to output_stack_adjust() to 'true'.
1972 2012-06-11 Richard Henderson <rth@redhat.com>
1974 * config/alpha/alpha.c (HWI_HEX2): Add missing shift.
1975 * vmsdbgout.c (VMS_EPOCH_OFFSET): Add LL suffix.
1977 * config/alpha/alpha.c (alpha_trampoline_init): Split large constants.
1979 2012-06-12 Hans-Peter Nilsson <hp@axis.com>
1981 * doc/tm.texi.in (Addressing Modes) <TARGET_LEGITIMIZE_ADDRESS>:
1982 Mention that this hook needs to be defined for native TLS.
1983 * doc/tm.texi: Regenerate.
1985 2012-06-11 Mike Stump <mikestump@comcast.net>
1987 * emit-rtl.c (init_emit_once): Iterate through the
1988 MODE_PARTIAL_INT modes with MIN_MODE_PARTIAL_INT and
1989 MAX_MODE_PARTIAL_INT, as GET_MODE_WIDER_MODE doesn't step through
1990 all the MIN_MODE_PARTIAL_INT modes anymore.
1992 2012-06-12 Maxim Kuvyrkov <maxim@codesourcery.com>
1994 * gcc/config/mips/mips-tables.opt (xlp): Fix merge typo.
1996 2012-06-11 Roland McGrath <mcgrathr@google.com>
1998 * dwarf2out.c (const_ok_for_output_1): Detect a TLS UNSPEC using
1999 SYMBOL_REF_TLS_MODEL rather than DECL_THREAD_LOCAL_P, in case it's
2000 not a VAR_DECL. Also don't limit it to UNSPECs with exactly one
2003 2012-06-11 Oleg Endo <olegendo@gcc.gnu.org>
2006 * config/sh/sh.md (fmasf4): New expander.
2007 (*macsf3): Rename to fmasf4_i. Adapt to fma pattern.
2008 (mac_media): Rename to fmasf4_media. Adapt to fma pattern.
2009 * config/sh/sh.opt (mfused-madd): Remove.
2010 * config/sh/sh.c (sh_option_override): Remove mfused-madd handling.
2011 (builtin_description bdesc): Remove __builtin_sh_media_FMAC_S.
2012 * config.gcc (sh[123456789lbe]*-*-* | sh-*-*): Add fused-madd.opt
2014 * doc/invoke.texi (SH Options): Update mfused-madd and mno-fused-madd
2017 2012-06-11 Richard Henderson <rth@redhat.com>
2019 * dwarf2cfi.c (scan_trace): Handle annulled branch-taken delay slots.
2021 2012-06-11 Richard Guenther <rguenther@suse.de>
2024 * tree.c (free_lang_data_in_type): Do not clear TYPE_CONTEXT but
2025 replace it with the first non-BLOCK context.
2027 2012-06-11 Richard Guenther <rguenther@suse.de>
2029 * alias.c (aliases_everything_p): Remove.
2030 (DIFFERENT_ALIAS_SETS_P): Likewise.
2031 (true_dependence_1): Use mems_in_disjoint_alias_sets_p directly.
2032 Do not use aliases_everything_p or special-case ANDs. Do not
2033 special-case BLKmode moves.
2034 (may_alias_p): Likewise. Handle BLKmode similar like everywhere
2037 2012-06-09 Hans-Peter Nilsson <hp@axis.com>
2039 Fix CRIS build errors with --enable-build-with-cxx.
2040 * config/cris/cris.c (cris_emit_trap_for_misalignment): Rename
2041 variable "and" to "andop".
2042 * config/cris/sync.md ("atomic_fetch_<atomic_op_name><mode>"): Use
2043 temporary variable for memory model, passing C++-type-correct
2044 parameter type to expand_mem_thread_fence.
2045 ("atomic_compare_and_swap<mode>"): Ditto.
2047 2012-06-09 Richard Henderson <rth@redhat.com>
2050 * cfgcleanup.c (execute_jump): Rename from rest_of_handle_jump2.
2051 (pass_jump): Rename from pass_jump2.
2052 (execute_jump2, pass_jump2): New.
2053 * combine-stack-adj.c (rest_of_handle_stack_adjustments): Don't
2054 perform cfg cleanup here. Move the test of PUSH_ROUNDING
2055 and ACCUMULATE_OUTGOING_ARGS test...
2056 (gate_handle_stack_adjustments): ... here.
2057 * passes.c (init_optimization_passes): Update for pass_jump2 rename.
2058 Place new pass_jump2 after pass_stack_adjustments.
2059 * tree-pass.h (pass_jump): Declare.
2061 2012-06-09 Kenneth Zadeck <zadeck@naturalbridge.com>
2063 * simplify-rtx.c (simplify_const_binary_operation): Fixed shift
2066 2012-06-08 Richard Henderson <rth@redhat.com>
2069 * combine-stack-adj.c (force_move_args_size_note): Add ARGS_SIZE
2070 note to a clobber insn when no other insn is available.
2072 2012-06-08 Georg-Johann Lay <avr@gjlay.de>
2074 * config/avr/avr.c (avr_case_values_threshold): Return 7.
2076 2012-06-07 Andreas Schwab <schwab@linux-m68k.org>
2078 * genhooks.c (main): Set progname.
2079 (emit_documentation): Remove variable found_start, always bail out
2080 when a place is missing.
2081 * doc/tm.texi.in (C++ ABI): Add @hook TARGET_CXX_DECL_MANGLING_CONTEXT.
2083 2012-06-07 Jakub Jelinek <jakub@redhat.com>
2086 * omp-low.c (scan_omp): Change first argument to gimple_seq *,
2087 call walk_gimple_seq_mod instead of walk_gimple_seq.
2088 (scan_sharing_clauses, scan_omp_parallel, scan_omp_task,
2089 scan_omp_for, scan_omp_sections, scan_omp_single,
2090 execute_lower_omp): Adjust callers.
2091 (scan_omp_1_stmt): Likewise. If check_omp_nesting_restrictions
2092 returns false, replace stmt with GIMPLE_NOP.
2093 (check_omp_nesting_restrictions): Instead of issuing warnings,
2094 issue errors and return false if any errors were reported.
2096 2012-06-06 Steven Bosscher <steven@gcc.gnu.org>
2098 * doc/invoke.texi (fconserve-space): Remove documentation.
2100 2012-06-06 Edmar Wienskoski <edmar@freescale.com>
2102 * config/rs6000/rs6000-tables.opt: Regenerated.
2104 2012-06-06 Richard Guenther <rguenther@suse.de>
2106 PR tree-optimization/53081
2107 * tree-data-ref.h (adjacent_store_dr_p): Rename to ...
2108 (adjacent_dr_p): ... this and make it work for reads, too.
2109 * tree-loop-distribution.c (enum partition_kind): Add PKIND_MEMCPY.
2110 (struct partition_s): Change main_stmt to main_dr, add
2111 secondary_dr member.
2112 (build_size_arg_loc): Change to date data-reference and not
2114 (build_addr_arg_loc): New function split out from ...
2115 (generate_memset_builtin): ... here. Use it and simplify.
2116 (generate_memcpy_builtin): New function.
2117 (generate_code_for_partition): Adjust.
2118 (classify_partition): Streamline pattern detection. Detect memcpy.
2119 (ldist_gen): Adjust.
2120 (tree_loop_distribution): Adjust seed statements for memcpy
2123 2012-06-06 Matt Turner <mattst88@gmail.com>
2125 * config/arm/mmintrin.h (_mm_empty): New.
2128 2012-06-06 Richard Sandiford <r.sandiford@uk.ibm.com>
2130 * doc/invoke.texi (sched-pressure-algorithm): Document new --param.
2131 * common.opt (fsched-pressure-algorithm=): Remove.
2132 * flag-types.h (sched_pressure_algorithm): Move to...
2133 * sched-int.h (sched_pressure_algorithm): ...here.
2134 * params.def (sched-pressure-algorithm): New param.
2135 * haifa-sched.c (sched_init): Use it to initialize sched_pressure.
2136 * common/config/s390/s390-common.c (s390_option_optimization_table):
2137 Remove OPT_fsched_pressure_algorithm_ entry.
2138 * config/s390/s390.c (s390_option_override): Set a default value for
2139 PARAM_SCHED_PRESSURE_ALGORITHM.
2141 2012-06-05 Michael Meissner <meissner@linux.vnet.ibm.com>
2144 * config/rs6000/rs6000.c (rs6000_generate_compare): If we are
2145 doing an unsigned compare, make sure the second argument is not a
2147 (rs6000_emit_cmove): Don't allow floating point comparisons when
2148 generating ISEL moves.
2150 2012-06-05 Edmar Wienskoski <edmar@freescale.com>
2152 * config/rs6000/e5500.md: New file.
2153 * config/rs6000/e6500.md: New file.
2154 * config/rs6000/rs6000.c (processor_costs): Add new costs for
2156 (rs6000_option_override_internal): Altivec and Spe options not
2157 allowed with e5500. Spe options not allowed with e6500. Increase
2158 move inline limit for e5500 and e6500. Disable string instructions
2159 for e5500 and e6500. Enable branch targets alignment for e5500 and
2160 e6500. Initialize rs6000_cost for e5500 and e6500.
2161 (rs6000_adjust_cost): Add extra scheduling cycles between compare
2162 and brnach for e5500 and e6500.
2163 (rs6000_issue_rate): Set issue rate for e5500 and e6500.
2164 * config/rs6000/rs6000-cpus.def: Add cpu definitions for e5500 and
2166 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add e5500 and e6500.
2167 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce5500 and
2169 Include e5500.md and e6500.md.
2170 * config/rs6000/rs6000-opt.h (processor_type): Add
2171 PROCESSOR_PPCE5500 and PROCESSOR_PPCE6500.
2172 * config.gcc (cpu_is_64bit): Add new cores e5500, e6500.
2173 (powerpc*-*-*): Add new cores e5500, e6500.
2174 * doc/invoke.texi: (item -mcpu): Add e5500 and e6500 to list of cpus.
2176 2012-06-05 Richard Guenther <rguenther@suse.de>
2178 * tree-vect-data-refs.c (vect_analyze_data_refs): Fix last change.
2180 2012-06-05 H.J. Lu <hongjiu.lu@intel.com>
2183 * config.gcc: Select x32 run-time library if --with-abi={x32|mx32}
2184 is used for x86_64-*-*.
2186 2012-06-05 Richard Guenther <rguenther@suse.de>
2188 PR tree-optimization/30442
2189 * tree-vect-data-refs.c (vect_analyze_data_refs): For basic-block
2190 vectorization stop analysis at the first stmt we cannot compute
2191 a data-reference for instead of giving up completely.
2193 2012-06-05 Richard Guenther <rguenther@suse.de>
2195 * tree-loop-distribution.c (struct partition_s): Add has_writes member.
2196 (partition_alloc): Initialize it.
2197 (partition_has_writes): New function.
2198 (rdg_flag_uses): Adjust.
2199 (rdg_flag_vertex): Likewise.
2200 (rdg_flag_vertex_and_dependent): Likewise.
2201 (rdg_flag_loop_exits): Likewise.
2202 (build_rdg_partition_for_component): Likewise.
2203 (rdg_build_partitions): Likewise.
2205 2012-06-05 Richard Guenther <rguenther@suse.de>
2207 PR tree-optimization/53081
2208 * tree-loop-distribution.c (generate_memset_builtin): Handle all
2209 kinds of byte-sized stores.
2210 (classify_partition): Likewise.
2211 (tree_loop_distribution): Adjust seed statements used for
2212 !flag_tree_loop_distribution.
2214 2012-06-05 Alan Modra <amodra@gmail.com>
2216 * config/rs6000/rs6000.c (ptr_regno_for_savres): Comment.
2217 (rs6000_emit_prologue): Ensure register used for inline saves
2218 of vector regs is not the static chain register. Revise comment.
2220 2012-06-04 Oleg Endo <olegendo@gcc.gnu.org>
2222 * doc/md.texi (Standard Pattern Names For Generation): Document
2225 2012-06-04 H.J. Lu <hongjiu.lu@intel.com>
2228 * config/i386/i386.c (ix86_sched_reorder) Skip debug insns.
2230 2012-06-04 Jason Merrill <jason@redhat.com>
2232 * dwarf2out.c (is_unit_die): New.
2233 (copy_declaration_context, copy_ancestor_tree): Use it.
2234 (copy_decls_walk): Likewise.
2236 2012-06-04 Paolo Carlini <paolo.carlini@oracle.com>
2239 * doc/invoke.texi (Wenum-compare): Update documentation.
2241 2012-06-04 Dodji Seketeli <dodji@redhat.com>
2243 PR preprocessor/53463
2244 * parser.c (cp_parser_assignment_expression): Use the location
2245 for the '=' as the default location for the expression.
2247 2012-06-04 Edmar Wienskoski <edmar@freescale.com>
2250 * config/rs6000/altivec.md (altivec_stvlx): Change machine mode of
2252 (altivec_stvlxl): Ditto.
2253 (altivec_stvrx): Ditto.
2254 (altivec_stvrxl): Ditto.
2256 2012-06-04 Vladimir Makarov <vmakarov@redhat.com>
2258 * ira-int.h (struct target_ira_int): Add member x_ira_uniform_class_p.
2259 (ira_uniform_class_p): New macro.
2261 * ira.c (setup_uniform_class_p): New function.
2262 (setup_allocno_and_important_classes): Call the function.
2263 (print_unform_and_important_classes): New function.
2264 (print_classes): Rename to print_translated_classes.
2265 (ira_debug_allocno_classes): Add call of
2266 print_unform_and_important_classes.
2268 * ira-costs.c (setup_regno_cost_classes_by_aclass): Use uniform
2269 classes instead of pressure classes.
2271 2012-06-04 Aldy Hernandez <aldyh@redhat.com>
2274 * trans-mem.c (expand_block_edges): Do not skip the first
2275 statement when resetting the BB.
2277 2012-06-04 Richard Guenther <rguenther@suse.de>
2279 * tree-data-ref.c (stores_from_loop): Remove.
2280 (stmt_with_adjacent_zero_store_dr_p): Likewise.
2281 (stores_zero_from_loop): Likewise.
2282 * tree-data-ref.h (stores_from_loop, stores_zero_from_loop,
2283 stmt_with_adjacent_zero_store_dr_p, stride_of_unit_type_p): Remove.
2284 (adjacent_store_dr_p): New function.
2285 * tree-loop-distribution.c (generate_memset_builtin): Pass
2286 the RDG, use the already available data-reference.
2287 (generate_code_for_partition): Pass down RDG.
2288 (classify_partition): Inline parts of the former
2289 stmt_with_adjacent_zero_store_dr_p here and use adjacent_store_dr_p.
2290 (ldist_gen): Remember if there was any detected builtin and
2291 do less work if not and flag_tree_loop_distribution is not set.
2292 (tree_loop_distribution): Inline and fuse stores_from_loop
2293 and stores_zero_from_loop here.
2295 2012-06-04 Richard Guenther <rguenther@suse.de>
2298 * dwarf2out.c (dwarf2out_finish): If generating LTO do not
2299 create new assembler names.
2301 2012-06-04 Richard Guenther <rguenther@suse.de>
2303 * tree-data-ref.c (struct rdg_vertex_info): Remove.
2304 (rdg_vertex_for_stmt): Simplify using gimple_uid.
2305 (create_rdg_vertices): Pass loop argument, remove stmt to RDG index
2306 hashtable. Record stmt data-references.
2307 (hash_stmt_vertex_info): Remove.
2308 (eq_stmt_vertex_info): Likewise.
2309 (hash_stmt_vertex_del): Likewise.
2310 (build_empty_rdg): Simplify.
2311 (build_rdg): Adjust.
2312 (free_rdg): Likewise.
2313 (ref_base_address): Remove.
2314 (have_similar_memory_accesses): Likewise.
2315 * tree-data-ref.h (create_rdg_vertices): Remove.
2316 (struct rdg_vertex): Add datarefs member.
2317 (RDGV_DATAREFS): New define.
2318 (RDG_DATAREFS): Likewise.
2319 (have_similar_memory_accesses): Remove.
2320 (rdg_has_similar_memory_accesses): Likewise.
2321 * tree-loop-distribution.c (ref_base_address): Re-implement here.
2322 (similar_memory_accesses): Re-implement using existing data-references.
2323 (tree_loop_distribution): Initialize stmt uids for the stmt to
2325 * tree-vect-loop.c (vect_create_epilog_for_reduction): Only
2326 access stmt vinfo for stmts in loop.
2328 2012-06-04 Andreas Schwab <schwab@linux-m68k.org>
2331 * config/m68k/m68k.md ("tablejump"): Fix check for
2332 CASE_VECTOR_PC_RELATIVE.
2334 2012-06-04 Steven Bosscher <steven@gcc.gnu.org>
2336 * output.h (merge_weak, assemble_alias,
2337 initializer_constant_valid_p,
2338 initializer_constant_valid_for_bitfield_p): Move protos from here...
2339 * tree.h: ... to here.
2340 * cgraphclones.c: Do not include output.h.
2341 * gimplify.c: Likewise.
2342 * reload.c: Likewise.
2343 * recog.c: Likewise.
2344 * tree-ssa-loop-ivopts.c: Likewise.
2345 * tree-switch-conversion.c: Likewise.
2346 * c-parser.c: Likewise.
2347 * c-typeck.c: Likewise.
2348 * Makefile.in: Fix dependencies.
2350 2012-06-04 Georg-Johann Lay <avr@gjlay.de>
2353 * config/avr/avr-stdint.h: New file.
2354 * config.gcc (avr-*-*,tm_file): Use avr/avr-stdint.h instead of
2357 2012-06-04 Jakub Jelinek <jakub@redhat.com>
2359 PR tree-optimization/53550
2360 * tree-ssa-loop-niter.c (number_of_iterations_cond): If type
2361 is POINTER_TYPE_P, use sizetype as step type instead of type.
2363 2012-06-04 Richard Guenther <rguenther@suse.de>
2365 * tree-data-ref.c (have_similar_memory_accesses_1): Remove.
2366 (ref_base_address_1): Likewise.
2367 (remove_similar_memory_refs): Likewise.
2368 * tree-data-ref.h (remove_similar_memory_refs): Remove.
2369 * tree-loop-distribution.c (classify_partition): Do not classify
2370 as builtin if -ftree-loop-distribute-patterns is not enabled.
2371 (fuse_partitions_with_similar_memory_accesses): Inline ...
2372 (ldist_gen): ... here. Fuse all non-builtin partitions if
2373 -ftree-loop-distribution is not enabled. Properly return
2374 the number of created partitions. Do not update SSA form here but ...
2375 (tree_loop_distribution): ... once here for the whole function.
2376 Only walk innermost loops, constrain loops we consider here
2377 further. Do not call remove_similar_memory_refs.
2378 (distribute_loop): Do not check number of loop nodes here.
2380 2012-06-04 Steven Bosscher <steven@gcc.gnu.org>
2382 * Makefile.in (GIMPLE_H): Do not depend on TARGET_H.
2384 2012-06-03 Martin Jambor <mjambor@suse.cz>
2386 * ipa-prop.h (ipa_get_jf_known_type_offset): New function.
2387 (ipa_get_jf_known_type_base_type): Likewise.
2388 (ipa_get_jf_known_type_component_type): Likewise.
2389 (ipa_get_jf_constant): Likewise.
2390 (ipa_get_jf_pass_through_formal_id): Likewise.
2391 (ipa_get_jf_pass_through_operation): Likewise.
2392 (ipa_get_jf_ancestor_offset): Likewise.
2393 (ipa_get_jf_ancestor_type): Likewise.
2394 (ipa_get_jf_ancestor_formal_id): Likewise.
2395 (ipa_get_jf_member_ptr_pfn): Likewise.
2396 * ipa-prop.c (ipa_set_jf_known_type): New function.
2397 (ipa_set_jf_constant): Likewise.
2398 (ipa_set_jf_simple_pass_through): Likewise.
2399 (ipa_set_jf_arith_pass_through): Likewise.
2400 (ipa_set_ancestor_jf): Likewise.
2401 (fill_member_ptr_cst_jump_function): Moved up and renamed to
2402 ipa_set_jf_member_ptr_cst.
2403 (detect_type_change_1): Use the new jump function creation functions.
2404 (compute_complex_assign_jump_func): Likewise.
2405 (compute_complex_ancestor_jump_func): Likewise.
2406 (compute_known_type_jump_func): Likewise.
2407 (compute_scalar_jump_functions): Likewise.
2408 (compute_pass_through_member_ptrs): Likewise.
2409 (determine_cst_member_ptr): Likewise.
2410 (combine_known_type_and_ancestor_jfs): Likewise.
2411 (try_make_edge_direct_simple_call): Likewise.
2412 (try_make_edge_direct_virtual_call): Likewise.
2413 (update_indirect_edges_after_inlining): Likewise.
2414 * ipa-cp.c (ipa_get_jf_pass_through_result): Use jump function
2415 access functions. Incorporat NOP_EXPR and BINFO handling from its
2417 (ipa_get_jf_ancestor_result): Likewise. Incorporate handling BINFOs
2418 which was in its callers.
2419 (ipa_value_from_jfunc): Use jump function access functions. Some
2420 functionality moved to functions above.
2421 (propagate_vals_accross_ancestor): Likewise.
2422 (propagate_vals_accross_pass_through): Use jump function access
2424 (propagate_accross_jump_function): Likewise.
2425 * ipa-inline-analysis.c (remap_edge_change_prob): Use jump function
2427 (inline_merge_summary): Likewise.
2429 2012-06-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2431 * config/pa/pa.h (MAX_PCREL17F_OFFSET): Define.
2432 * config/pa/pa.c (pa_attr_length_millicode_call): Use
2433 MAX_PCREL17F_OFFSET instead of fixed offset.
2434 (pa_attr_length_call): Likewise.
2435 (pa_attr_length_indirect_call): Likewise.
2437 2012-06-03 Oleg Endo <olegendo@gcc.gnu.org>
2440 * config/sh/sh.opt (mfsca, mfsrra): New options.
2441 * config/sh/sh.md (rsqrtsf2): Use TARGET_FPU_ANY and TARGET_FSRRA
2443 (fsca): Use TARGET_FPU_ANY and TARGET_FSCA condition.
2444 (sinssf2, cossf2): Fold expanders to ...
2445 (sincossf3): ... this new expander. Use TARGET_FPU_ANY and
2446 TARGET_FSCA condition.
2447 * config/sh/sh.c (sh_option_override): Handle TARGET_FSRRA and
2449 * doc/invoke.texi (SH Options): Add descriptions for -mfsca,
2450 -mno-fsca, -mfsrra, -mno-fsrra.
2452 2012-06-03 Matt Turner <mattst88@gmail.com>
2454 * config/mips/4600.md (r4700_imul_si): New.
2455 (r4700_imul_di): New.
2456 (r4700_fmul_single): New.
2457 (r4700_fmul_double): New.
2458 * config/mips/mips-cpus.def: Add r4700.
2459 * config/mips/mips.c: Likewise.
2460 * config/mips/mips.md: Likewise.
2461 * config/mips/mips-tables.opt: Regenerate.
2463 2012-06-02 Steven Bosscher <steven@gcc.gnu.org>
2465 * config/sparc/sparc.h (INITIAL_ELIMINATION_OFFSET): Split out to
2466 new function sparc_initial_elimination_offset.
2467 * config/sparc/sparc.c (sparc_initial_elimination_offset): New
2469 * config/sparc/sparc-protos.h (sparc_initial_elimination_offset):
2472 2012-06-02 Kenneth Zadeck <zadeck@naturalbridge.com>
2474 * expmed.c (expand_mult, choose_multiplier): Change
2475 "2 * HOST_BITS_PER_WIDE_INT" to "HOST_BITS_PER_DOUBLE_INT".
2476 * expr.c (convert_modes): Likewise.
2477 * explow.c (plus_constant): Likewise.
2478 * fixed-value.c (fixed_saturate1, fixed_saturate2)
2479 (do_fixed_add, do_fixed_multiply, do_fixed_multiply)
2480 (do_fixed_multiply, do_fixed_multiply, do_fixed_divide)
2481 (do_fixed_divide, do_fixed_divide, do_fixed_divide)
2482 (do_fixed_divide, do_fixed_divide, do_fixed_shift, do_fixed_shift)
2483 (do_fixed_shift, fixed_convert, fixed_convert)
2484 (fixed_convert_from_int, fixed_convert_from_int)
2485 (fixed_convert_from_real): Likewise.
2486 * fold-const.c (fold_convert_const_int_from_fixed, sign_bit_p)
2487 (native_interpret_int, fold_binary_loc, fold_ternary_loc): Likewise.
2488 * varasm.c (output_constructor_bitfield): Likewise.
2489 * tree-vrp.c (register_edge_assert_for_2): Likewise.
2490 * double-int.c (rshift_double, lshift_double): Likewise.
2491 * double-int.h (double_int_fits_in_uhwi_p, double_int, double_int):
2493 * simplify-rtx.c (mode_signbit_p)
2494 (simplify_const_unary_operation, simplify_binary_operation_1)
2495 (simplify_immed_subreg): Likewise.
2496 * builtins.c (c_readstr, fold_builtin_bitop): Likewise.
2497 * tree-vect-generic.c (build_replicated_const): Likewise.
2498 * dbxout.c (stabstr_O): Likewise.
2499 * emit-rtl.c (immed_double_int_const, immed_double_const)
2500 (gen_lowpart_common, init_emit_once): Likewise.
2501 * tree.c (integer_pow2p, tree_log2, tree_floor_log2)
2502 (widest_int_cst_value, upper_bound_in_type): Likewise.
2503 * stor-layout.c (initialize_sizetypes, fixup_signed_type)
2504 (fixup_unsigned_type): Likewise.
2505 * real.c (real_to_integer2, real_from_integer): Likewise.
2506 * dwarf2out.c (size_of_loc_descr, size_of_die, output_die)
2507 (clz_loc_descriptor, mem_loc_descriptor): Likewise.
2509 2012-06-01 Eric Botcazou <ebotcazou@adacore.com>
2512 * fold-const.c (fold_binary_loc): Refine previous change.
2514 2012-06-01 Olivier Hainque <hainque@adacore.com>
2516 * config/rs6000/vxworks.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Restore
2517 the "do {" part of the do-while(0) loop.
2519 2012-06-01 Yuri Rumyantsev <yuri.s.rumyantsev@intel.com>
2521 * config/i386/i386.c (x86_sched_reorder): New function.
2522 Added new function x86_sched_reorder.
2524 2012-06-01 Richard Guenther <rguenther@suse.de>
2526 * tree-loop-distribution.c (stmt_has_scalar_dependences_outside_loop):
2528 (classify_partition): Likewise.
2530 2012-06-01 Richard Guenther <rguenther@suse.de>
2532 * tree-loop-distribution.c (enum partition_kind): New enum.
2533 (struct partition_s): Add kind and main_stmt members.
2534 (partition_alloc): Initialize kind to PKIND_NORMAL.
2535 (partition_builtin_p): New function.
2536 (copy_loop_before): Remove failure path and assert instead.
2537 (generate_loops_for_partition): Likewise.
2538 (generate_memset_zero): Fold into ...
2539 (generate_memset_builtin): ... this.
2540 (classify_partition): New function with code from
2541 can_generate_builtin and generate_builtin.
2542 (generate_builtin): Remove.
2543 (can_generate_builtin): Likewise.
2544 (fuse_partitions_with_similar_memory_accesses): Call
2545 partition_builtin_p instead of can_generate_builtin.
2546 (rdg_build_partitions): Do not call
2547 fuse_partitions_with_similar_memory_accesses here...
2548 (ldist_gen): ... but here after classifying all partitions.
2549 Remove failure path of generate_code_for_partition.
2550 (generate_code_for_partition): Generate code according
2551 to partition classification.
2553 2012-06-01 Manuel López-Ibáñez <manu@gcc.gnu.org>
2554 Jonathan Wakely <jwakely.gcc@gmail.com>
2557 * doc/invoke.texi (Warning Options): Explain purpose and differences
2558 between -Wmissing-prototypes and -Wmissing-declarations.
2560 2012-06-01 Christian Bruel <christian.bruel@st.com>
2562 * gcc.c (save_switch): Add user_p parameter.
2563 (read_specs): Likewise.
2564 (set_specs): Likewise.
2565 (validate_switches): Likewise.
2566 (validate_switches_from_spec): Likewise.
2567 (validate_all_switches): Pass on user_p parameter.
2568 (struct spec_list): Add user_p field.
2569 (struct switchstr): Add known field.
2570 (save_switch): Add known parameter.
2571 (INIT_STATIC_SPEC): Initialize user_p;
2572 (driver_unknown_option_callbac): call save_switch if
2573 OPT_SPECIAL_unknown.
2574 (driver_handle_option): Propagate OPT_specs.
2575 (do_spec_1): Set validated only if known.
2576 (check_live_switch): Likewise.
2577 (validate_switches): Set validated if known or user_spec.
2579 2012-06-01 Hans-Peter Nilsson <hp@axis.com>
2581 Add CRIS atomic patterns for 1, 2, and 4 bytes.
2582 * config/cris/cris.c (cris_emit_trap_for_misalignment): New function.
2583 * config/cris/cris-protos.h: Declare it.
2584 * config/cris/cris.h [!TARGET_DEFAULT, TARGET_CPU_DEFAULT == 32]
2585 (TARGET_DEFAULT): Add alignment by 32.
2586 [!TARGET_DEFAULT, TARGET_CPU_DEFAULT == 10] (TARGET_DEFAULT): New
2587 case, as TARGET_CPU_DEFAULT == 0 but with alignment as for
2588 TARGET_CPU_DEFAULT == 32.
2589 (TARGET_TRAP_UNALIGNED_ATOMIC): New macro.
2590 * config/cris/cris.md: Include sync.md. Avoid allocating specific
2591 numbers by replacing the define_constants for all UNSPECs with the
2592 equivalent define_c_enum construct.
2593 * config/cris/cris.opt (mtrap-unaligned-atomic): New option.
2594 * config/cris/sync.md: New file.
2596 2012-05-31 Matt Turner <mattst88@gmail.com>
2598 * config/mips/4600.md (r4600_imul_si): Rename from r4600_imul.
2599 (r4600_imul_di): New.
2600 (r4600_idiv_si): Rename from r4600_idiv.
2601 (r4600_idiv_di): New.
2603 2012-05-31 Steven Bosscher <steven@gcc.gnu.org>
2605 * output.h (__gcc_host_wide_int__): Move to hwint.h.
2606 (decl_default_tls_model): Move to tree.h
2607 (dump_file): Move to system.h.
2608 (default_stabs_asm_out_destructor, default_stabs_asm_out_constructor,
2609 dbxout_int, dbxout_stabd, dbxout_begin_stabn, dbxout_begin_stabn_sline,
2610 dbxout_begin_empty_stabs, dbxout_begin_simple_stabs,
2611 dbxout_begin_simple_stabs_desc, dbxout_stab_value_zero,
2612 dbxout_stab_value_zero, dbxout_stab_value_label_diff,
2613 dbxout_stab_value_internal_label,
2614 dbxout_stab_value_internal_label_diff): Move from here ...
2615 * dbxout.h: ... to here.
2616 * system.h (dump_file): Moved here from output.h.
2617 * hwint.h (__gcc_host_wide_int__): Moved here from output.h.
2618 * tree.h (decl_default_tls_model): Moved here from output.h.
2619 * varasm.c (default_stabs_asm_out_destructor,
2620 default_stabs_asm_out_constructor): Move from here ...
2621 * dbxout.c: ... to here.
2623 * gcov-dump.c (dump_file): Rename to dump_gcov_file. Update callers.
2625 * collect2.h (dump_file): Rename to dump_ld_file.
2626 * collect2.c: Likewise.
2627 * tlink.c: Likewise.
2629 * alias.c: Do not include output.h.
2630 * auto-inc-dec.c: Likewise.
2631 * bt-load.c: Likewise.
2632 * caller-save.c: Likewise.
2634 * cfgbuild.c: Likewise.
2635 * cfgcleanup.c: Likewise.
2636 * cfglayout.c: Likewise.
2637 * cfgloop.c: Likewise.
2638 * cfgloopanal.c: Likewise.
2639 * cfgloopmanip.c: Likewise.
2640 * cfgrtl.c: Likewise.
2641 * cgraph.c: Likewise.
2642 * cgraphclones.c: Likewise.
2643 * combine-stack-adj.c: Likewise.
2644 * combine.c: Likewise.
2645 * cprop.c: Likewise.
2647 * cselib.c: Likewise.
2648 * dbgcnt.c: Likewise.
2649 * df-problems.c: Likewise.
2650 * df-scan.c: Likewise.
2651 * dojump.c: Likewise.
2652 * fwprop.c: Likewise.
2654 * graph.c: Likewise.
2655 * haifa-sched.c: Likewise.
2656 * hw-doloop.c: Likewise.
2657 * ipa-inline-transform.c: Likewise.
2658 * ipa-pure-const.c: Likewise.
2659 * ipa-reference.c: Likewise.
2660 * ipa-utils.c: Likewise.
2661 * ira-build.c: Likewise.
2662 * ira-emit.c: Likewise.
2664 * loop-doloop.c: Likewise.
2665 * loop-invariant.c: Likewise.
2666 * loop-iv.c: Likewise.
2667 * loop-unroll.c: Likewise.
2668 * loop-unswitch.c: Likewise.
2669 * lto-cgraph.c: Likewise.
2670 * lto-section-in.c: Likewise.
2671 * lto-streamer-in.c: Likewise.
2673 * mode-switching.c: Likewise.
2674 * postreload-gcse.c: Likewise.
2675 * postreload.c: Likewise.
2676 * predict.c: Likewise.
2677 * profile.c: Likewise.
2679 * reg-stack.c: Likewise.
2680 * regcprop.c: Likewise.
2681 * regmove.c: Likewise.
2682 * regstat.c: Likewise.
2683 * reload1.c: Likewise.
2684 * sched-ebb.c: Likewise.
2685 * sel-sched-dump.c: Likewise.
2686 * simplify-rtx.c: Likewise.
2687 * stor-layout.c: Likewise.
2688 * store-motion.c: Likewise.
2689 * tracer.c: Likewise.
2690 * tree-affine.c: Likewise.
2691 * tree-cfg.c: Likewise.
2692 * tree-cfgcleanup.c: Likewise.
2693 * tree-dfa.c: Likewise.
2694 * tree-into-ssa.c: Likewise.
2695 * tree-nomudflap.c: Likewise.
2696 * tree-optimize.c: Likewise.
2697 * tree-pretty-print.c: Likewise.
2698 * tree-profile.c: Likewise.
2699 * tree-ssa-address.c: Likewise.
2700 * tree-ssa-ccp.c: Likewise.
2701 * tree-ssa-copy.c: Likewise.
2702 * tree-ssa-dom.c: Likewise.
2703 * tree-ssa-loop-ch.c: Likewise.
2704 * tree-ssa-loop-im.c: Likewise.
2705 * tree-ssa-loop-manip.c: Likewise.
2706 * tree-ssa-loop-niter.c: Likewise.
2707 * tree-ssa-loop-prefetch.c: Likewise.
2708 * tree-ssa-loop-unswitch.c: Likewise.
2709 * tree-ssa-loop.c: Likewise.
2710 * tree-ssa-propagate.c: Likewise.
2711 * tree-ssa-structalias.c: Likewise.
2712 * tree-ssa-tail-merge.c: Likewise.
2713 * tree-ssa-threadedge.c: Likewise.
2714 * tree-ssa-threadupdate.c: Likewise.
2715 * tree-ssa-uncprop.c: Likewise.
2716 * tree-ssa-uninit.c: Likewise.
2717 * tree-ssa.c: Likewise.
2718 * value-prof.c: Likewise.
2719 * var-tracking.c: Likewise.
2722 * config/m32r/m32r.c: Include dbxout.h.
2723 * config/pa/pa.c: Likewise.
2724 * config/rs6000/rs6000.c: Likewise.
2726 * Makefile.in: Fix dependencies.
2727 * config/rs6000/t-rs5000: Likewise.
2729 2012-05-31 Aldy Hernandez <aldyh@redhat.com>
2731 * tree-ssa-loop-im.c (execute_sm): Do not check flag_tm.
2732 * gimple.h (block_in_transaction): Check for flag_tm.
2734 2012-05-31 Aldy Hernandez <aldyh@redhat.com>
2736 PR tree-optimization/52558
2737 * cfg.c (alloc_aux_for_edge): Fix comment.
2738 (alloc_aux_for_edge): Remove static.
2739 * basic-block.h (alloc_aux_for_edge): Protoize.
2740 * tree-ssa-loop-im.c (execute_sm_if_changed): New.
2741 (execute_sm_if_changed_flag): New.
2742 (execute_sm_if_changed_flag_set): New.
2743 (execute_sm): Do not generate data races unless requested.
2744 (tree_ssa_lim_initialize): Call alloc_aux_for_edges.
2745 (tree_ssa_lim_finalize): Call free_aux_for_edges.
2746 * gimple.h (block_in_transaction): New.
2747 (gimple_in_transaction): Use block_in_transaction.
2749 2012-05-31 Georg-Johann Lay <avr@gjlay.de>
2752 * config/avr/avr.opt (-msp8): Document it.
2753 * doc/invoke.texi (AVR Options): Ditto. And document related
2756 2012-05-31 Diego Novillo <dnovillo@google.com>
2758 * configure.ac (CXX_FOR_BUILD): Define and substitute.
2759 (BUILD_CXXFLAGS): Define and substitute.
2760 * Makefile.in (BUILD_CXXFLAGS): Define.
2761 (CXX_FOR_BUILD): Define.
2762 (COMPILER_FOR_BUILD): Set to CXX_FOR_BUILD if building with C++.
2763 (LINKER_FOR_BUILD): Likewise.
2764 (BUILD_COMPILERFLAGS): Set to BUILD_CXXFLAGS if building with C++.
2765 (BUILD_LINKERFLAGS): Likewise.
2766 * configure: Regenerate.
2768 2012-05-31 Steven Bosscher <steven@gcc.gnu.org>
2770 * Makefile.in: Fix many dependencies.
2771 * tree-profile.c: Don't include regs.h.
2772 * tree-vectorizer.c: Don't include cfglayout.h.
2773 * tree-vect-stmts.c: Likewise.
2774 * tree-vect-slp.c: Likewise.
2775 * tree-vect-loop.c: Likewise.
2776 * reg-stack.c: Likewise.
2777 * tree-ssa-loop-manip.c: Likewise.
2778 * toplev.c: Likewise.
2779 * varasm.c: Don't include cfglayout.h, basic-block.h,
2780 and tree-iterator.h.
2781 * tree-cfgcleanup.c: Don't include cfglayout.h.
2782 * passes.c: Don't include cfglayout.h, dwarf2asm.h,
2783 dwarf2out.h, dbxout.h, sdbout.h, and xcoffout.h.
2784 * cgraphclones.c: Don't include plugin.h.
2786 2012-05-31 Georg-Johann Lay <avr@gjlay.de>
2788 * config/avr/t-avr: Correct avr-mmcu.texi dependencies.
2789 (s-avr-mmcu-texi): Don't sed on gen-avr-mmcu-texi output.
2790 * doc/avr-mmcu.texi (svn:eol-style): Set to native.
2792 2012-05-31 Richard Guenther <rguenther@suse.de>
2794 * tree-loop-distribution.c (struct partition_s): New struct,
2795 typedef and vector type.
2796 (partition_alloc, partition_free): New functions.
2797 (generate_loops_for_partition, generate_builtin,
2798 generate_code_for_partition, rdg_flag_uses, rdg_flag_vertex,
2799 rdg_flag_vertex_and_dependent, rdg_flag_loop_exits,
2800 build_rdg_partition_for_component, can_generate_builtin,
2801 similar_memory_accesses, fuse_partitions_with_similar_memory_accesses,
2802 rdg_build_partitions, dump_rdg_partitions, debug_rdg_partitions,
2803 number_of_rw_in_partition, partition_contains_all_rw,
2804 ldist_gen): Use partition_t instead of bitmap.
2806 2012-05-31 Georg-Johann Lay <avr@gjlay.de>
2808 * config/avr/gen-avr-mmcu-texi.c: Sort MCUs.
2809 * doc/avr-mmcu.texi: Regenerate.
2811 2012-05-31 Richard Guenther <rguenther@suse.de>
2813 * tree-loop-distribution.c (stmt_has_scalar_dependences_outside_loop):
2814 Use FOR_EACH_SSA_DEF_OPERAND.
2815 (generate_builtin): Adjust.
2816 (stmt_generated_in_another_partition): Remove.
2817 (add_scalar_computations_to_partition): Likewise.
2818 (rdg_build_partitions): Do not call
2819 add_scalar_computations_to_partition.
2821 2012-05-31 Eric Botcazou <ebotcazou@adacore.com>
2823 * tree-dfa.c (get_ref_base_and_extent): Compute the offset using
2824 double ints throughout.
2825 * tree-sra.c (build_user_friendly_ref_for_offset) <RECORD_TYPE>:
2826 Check that the position of the field is representable as an integer.
2828 2012-05-31 Richard Guenther <rguenther@suse.de>
2830 * tree-data-ref.c (dr_analyze_innermost): Properly convert
2831 the MEM_REF offset to sizetype.
2833 2012-05-31 Georg-Johann Lay <avr@gjlay.de>
2835 * doc/invoke.texi (AVR Options): Fix typos.
2837 2012-05-31 Hans-Peter Nilsson <hp@axis.com>
2839 * config/cris/cris.h (CC1_SPEC): Pass through all -march=
2841 (ASM_SPEC): Ditto, not just -march=v32, but translate non-v10,
2842 non-v32 into --march=v0_v10.
2844 2012-05-31 Richard Sandiford <rdsandiford@googlemail.com>
2846 * ira-int.h (target_ira_int): Rename x_move_cost to
2847 x_ira_register_move_cost, x_may_move_in_cost to
2848 x_ira_may_move_in_cost and x_may_move_out_cost to
2849 x_ira_may_move_out_cost. Delete the old fields with
2850 those names and also x_ira_max_register_move_cost,
2851 x_ira_max_may_move_in_cost and x_ira_max_may_move_out_cost.
2852 (move_cost, may_move_in_cost, may_move_out_cost)
2853 (ira_max_register_move_cost, ira_max_may_move_in_cost)
2854 (ira_max_may_move_out_cost): Delete.
2855 * ira.c (init_move_cost): Rename to...
2856 (ira_init_register_move_cost): ...this, deleting the old
2857 function with that name. Apply above variable renamings.
2858 Retain asserts for null fields.
2859 (ira_init_once): Don't initialize register move costs here.
2860 (free_register_move_costs): Apply above variable renamings.
2861 Remove code for deleted fields.
2863 2012-05-31 Richard Sandiford <rdsandiford@googlemail.com>
2865 * ira.c (init_move_cost): Adjust choice of subclasses to match
2866 the current ira_init_register_move_cost choice. Use
2867 ira_class_subset_p instead of reg_class_subset_p.
2868 (ira_init_register_move_cost): Assert that move_cost,
2869 may_move_in_cost and may_move_out_cost already hold the desired
2870 values for their ira_* equivalents. For the latter two,
2871 ignore classes that can't store a register of the given mode.
2873 2012-05-31 Richard Sandiford <rdsandiford@googlemail.com>
2875 * ira.c (setup_allocno_and_important_classes): Use
2876 ira_class_hard_regs_num to check whether a class has any
2877 allocatable registers.
2878 (ira_init_register_move_cost): Likewise.
2880 2012-05-31 Richard Sandiford <rdsandiford@googlemail.com>
2882 * ira.c (init_move_cost): Adjust local variable names to match
2883 file conventions. Use ira_assert instead of gcc_assert.
2885 2012-05-31 Richard Sandiford <rdsandiford@googlemail.com>
2887 * regs.h (move_table, move_cost, may_move_in_cost, may_move_out_cost):
2888 Move these definitions and associated target_globals fields to...
2889 * ira-int.h: ...here.
2890 * rtl.h (init_move_cost): Delete.
2891 * reginfo.c (last_mode_for_init_move_cost, init_move_cost): Move to...
2892 * ira.c: ...here, making the latter static.
2894 2012-05-31 Richard Sandiford <rdsandiford@googlemail.com>
2896 * ira-costs.c (copy_cost): Use ira_init_register_move_cost_if_necessary
2897 and ira_register_move_cost instead of init_move_cost and move_cost.
2899 2012-05-31 Richard Sandiford <rdsandiford@googlemail.com>
2901 * ira.h (target_ira): Delete x_ira_available_class_regs.
2902 (ira_available_class_regs): Delete.
2903 * ira.c (setup_available_class_regs): Delete.
2904 (setup_alloc_classes): Don't call it.
2905 (setup_pressure_classes): Use ira_class_hard_regs_num instead of
2906 ira_available_class_regs.
2907 * haifa-sched.c (print_curr_reg_pressure, setup_insn_reg_pressure_info)
2908 (model_spill_cost): Likewise.
2909 * ira-build.c (low_pressure_loop_node_p): Likewise.
2910 * ira-color.c (color_pass): Likewise.
2911 * ira-emit.c (change_loop): Likewise.
2912 * ira-lives.c (inc_register_pressure, dec_register_pressure)
2913 (single_reg_class, ira_implicitly_set_insn_hard_regs)
2914 (process_bb_node_lives): Likewise.
2915 * loop-invariant.c (gain_for_invariant): Likewise.
2917 2012-05-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2920 * config/pa/pa.c (TARGET_SECTION_TYPE_FLAGS): Define.
2921 (pa_section_type_flags): New.
2922 (pa_legitimate_constant_p): Revert previous change.
2924 2012-05-30 Steven Bosscher <steven@gcc.gnu.org>
2926 * ira.c (allocate_initial_values): Make static.
2928 2012-05-30 Uros Bizjak <ubizjak@gmail.com>
2930 * config/i386/i386.c (legitimize_tls_address) <TLS_MODEL_INITIAL_EXEC>:
2931 Generate tls_initial_exec_64_sun only when !TARGET_X32.
2933 2012-05-30 Richard Guenther <rguenther@suse.de>
2936 * fold-const.c (fold_binary_loc): Make sure to call
2937 fold_plusminus_mult_expr with the original sign of operands.
2939 2012-05-30 Steven Bosscher <steven@gcc.gnu.org>
2941 * Makefile.in: Fix many dependencies.
2942 (DWARF2_H): Depend on dwarf2.def.
2943 (RTL_ERROR_H): Depend on rtl-error.h.
2944 (TREE_PRETTY_PRINT_H, GIMPLE_PRETTY_PRINT_H): New. Replace
2945 all gimple-pretty-print.h and tree-pretty-print.h references.
2947 2012-05-30 Marc Glisse <marc.glisse@inria.fr>
2949 * simplify-rtx.c (simplify_binary_operation_1): Optimize shuffle of
2952 2012-05-30 Richard Guenther <rguenther@suse.de>
2955 * tree-emutls.c (gen_emutls_addr): Do not add globals to
2958 2012-05-30 Eric Botcazou <ebotcazou@adacore.com>
2960 * explow.c (probe_stack_range): Restore simple control flow and stop
2961 again when the probe cannot be generated if HAVE_check_stack.
2963 2012-05-30 Jakub Jelinek <jakub@redhat.com>
2965 PR rtl-optimization/53519
2966 * combine.c (simplify_shift_const_1) <case NOT>: Use constm1_rtx
2967 instead of GEN_INT (GET_MODE_MASK (mode)) as second operand of XOR.
2969 2012-05-30 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
2971 * config/arm/arm.c (arm_evpc_neon_vrev): Adjust off by one error.
2973 2012-05-29 Jack Howarth <howarth@bromo.med.uc.edu>
2976 * doc/tm.texi: Update.
2977 * doc/tm.texi.in (SDB and DWARF) <TARGET_FORCE_AT_COMP_DIR>: Add @hook.
2978 * target.def (force_at_comp_dir): New hook.
2979 * config/darwin.h (TARGET_FORCE_AT_COMP_DIR): Define.
2980 * dwarf2out.c (dwarf2out_finish): Check targetm.force_at_comp_dir.
2982 2012-05-29 Jack Howarth <howarth@bromo.med.uc.edu>
2984 * config/darwin.h (STARTFILE_SPEC): Do not use -lbundle1.o when
2986 (DARWIN_DYLIB1_SPEC): Do not use -ldylib1.10.5.o when Darwin >= 10.
2987 (DARWIN_CRT1_SPEC): Use -lcrt1.10.6.o when Darwin >= 10.
2989 2012-05-29 Oleg Endo <olegendo@gcc.gnu.org>
2992 * config/sh/sh.c (sh_option_override): Set TARGET_FMAC if
2993 flag_unsafe_math_optimizations is set.
2994 * doc/invoke.texi (SH Options): Add -mno-fused-madd description.
2995 Update description of -mfused-madd.
2997 2012-05-29 Oleg Endo <olegendo@gcc.gnu.org>
3000 * config/sh/predicates.md (atomic_arith_operand,
3001 atomic_logical_operand): New predicates.
3002 * config/sh/sh.c (sh_option_override): Check atomic options.
3003 * config/sh/sh.h (TARGET_ANY_ATOMIC, UNSUPPORTED_ATOMIC_OPTIONS,
3004 UNSUPPORTED_HARD_ATOMIC_CPU): New macros.
3005 (DRIVER_SELF_SPECS): Use UNSUPPORTED_ATOMIC_OPTIONS and
3006 UNSUPPORTED_HARD_ATOMIC_CPU.
3007 * config/sh/sync.md: Update description comments.
3008 (I12): New mode iterator.
3009 (fetchop_predicate, fetchop_constraint): New code attributes.
3010 (atomic_compare_and_swapsi_hard, atomic_compare_and_swap<mode>_hard,
3011 atomic_exchangesi_hard, atomic_exchange<mode>_hard,
3012 atomic_fetch_<fetchop_name>si_hard,
3013 atomic_fetch_<fetchop_name><mode>_hard,
3014 atomic_fetch_nandsi_hard, atomic_fetch_nand<mode>_hard,
3015 atomic_<fetchop_name>_fetchsi_hard,
3016 atomic_<fetchop_name>_fetch<mode>_hard,
3017 atomic_nand_fetchsi_hard, atomic_nand_fetch<mode>_hard,
3018 atomic_test_and_set_hard): New insns.
3019 (atomic_compare_and_swap<mode>_soft, atomic_exchange<mode>_soft,
3020 atomic_fetch_<fetchop_name><mode>_soft, atomic_fetch_nand<mode>_soft,
3021 atomic_<fetchop_name>_fetch<mode>_soft, atomic_nand_fetch<mode>_soft,
3022 atomic_test_and_set_soft): Use same formatting for the first line of
3023 the asm block as in new insns above.
3024 (atomic_compare_and_swap<mode>, atomic_exchange<mode>,
3025 atomic_fetch_<fetchop_name><mode>, atomic_<fetchop_name>_fetch<mode>,
3026 atomic_test_and_set): Integrate new *_hard insns into expanders.
3027 * config/sh/sh.opt (mhard-atomic): New option.
3028 * doc/invoke.texi (SH Options): Document it.
3030 2012-05-29 Meador Inge <meadori@codesourcery.com>
3032 * c-decl.c (c_push_function_context): Always create a new language
3034 (c_pop_function_context): Clear the language function created in
3035 c_push_function_context.
3037 2012-05-29 Matt Turner <mattst88@gmail.com>
3039 * config/alpha/ev6.md: (define_bypass "ev6_fmul,ev6_fadd"): New.
3040 (define_bypass "ev6_fcmov"): New.
3042 2012-05-29 Steven Bosscher <steven@gcc.gnu.org>
3044 * integrate.c: Remove.
3045 * integrate.h: Remove.
3046 * Makefile.in: Remove make rules for integrate.c and INTEGRATE_H.
3047 * config/arm/t-arm: Remove INTEGRATE_H dependency for target files.
3048 * config/rs6000/t-rs6000: Likewise
3049 * config/spu/t-spu-elf: Likewise.
3050 * function.h (get_hard_reg_initial_val, has_hard_reg_initial_val,
3051 get_hard_reg_initial_reg, emit_initial_value_sets): Move prototypes
3052 from integrate.h to here.
3053 (initial_value_entry): New prototype.
3054 * reload.h (allocate_initial_values): Remove prototype.
3055 * tree.h (set_decl_abstract_flags, set_decl_origin_self): Likewise.
3056 * cse.c (fixed_base_plus_p): Don't handle virtual registers for
3058 * dwarf2out.c (set_decl_origin_self, set_block_origin_self,
3059 set_decl_abstract_flags, set_block_abstract_flags): Move from
3060 integrate.c to here, the only user.
3061 * expmed.c (extract_fixed_bit_field): Remove outdated comment
3063 * function.c: Don't include integrate.h.
3064 (struct initial_value_pair, struct initial_value_struct,
3065 get_hard_reg_initial_val, has_hard_reg_initial_val,
3066 get_hard_reg_initial_reg, emit_initial_value_sets): Move from
3067 integrate.c to here.
3068 (initial_value_entry): New function.
3069 * genemit.c (main): Don't print integrate.h include line.
3070 * ira.c: Don't include integrate.h.
3071 (allocate_initial_values): Move from integrate.c to here.
3072 (ira): Update allocate_initial_values call.
3073 * tree-inline.c: Don't include integrate.h.
3074 (function_attribute_inlinable_p): Moved from integrate.c to here.
3075 * cfgexpand.c: Don't include integrate.h.
3076 * except.c: Likewise.
3077 * langhooks.c: Likewise.
3078 * passes.c: Likewise.
3079 * toplev.c: Likewise.
3080 * config/frv/frv.c: Likewise.
3081 * config/pa/pa.c: Likewise.
3082 * config/spu/spu.c: Likewise.
3083 * config/epiphany/epiphany.c: Likewise.
3084 * config/mep/mep.c: Likewise.
3085 * config/score/score.c: Likewise.
3086 * config/picochip/picochip.c: Likewise.
3087 * config/sh/sh.c: Likewise.
3088 * config/alpha/alpha.c: Likewise.
3089 * config/microblaze/microblaze.c: Likewise.
3090 * config/mips/mips.c: Likewise.
3091 * config/v850/v850.c: Likewise.
3092 * config/mmix/mmix.c: Likewise.
3093 * config/bfin/bfin.c: Likewise.
3094 * config/arm/arm.c: Likewise.
3095 * config/s390/s390.c: Likewise.
3096 * config/m32r/m32r.c: Likewise.
3097 * config/rs6000/rs6000.c: Likewise.
3098 * config/c6x/c6x.c: Include function.h instead of integrate.h.
3099 * config/tilegx/tilegx.c: Likewise.
3100 * config/tilepro/tilepro.c: Likewise.
3102 2012-05-29 Georg-Johann Lay <avr@gjlay.de>
3104 * config/avr/t-avr (s-avr-mmcu-texi): Call
3105 gen-avr-mmcu-texi$(build_exeext) via ./ and don't assume . is in PATH.
3107 2012-05-29 Michael Matz <matz@suse.de>
3109 * rtl.h (assign_stack_temp, assign_stack_temp_for_type,
3110 assign_temp): Remove 'keep' argument.
3111 (mark_temp_addr_taken): Remove prototype.
3112 * tree.h (expand_decl): Remove prototype.
3113 * function.c (struct temp_slot): Remove addr_taken and keep member.
3114 (assign_stack_temp_for_type) Don't initialize above, remove
3116 (assign_stack_temp, assign_temp): Remove keep argument.
3117 (mark_temp_addr_taken): Remove.
3118 (preserve_temp_slots): Remove handling of addr_taken and keep members.
3119 (free_temp_slots): Ditto.
3120 * expr.c (expand_expr_real_1 <COMPOUND_LITERAL_EXPR>): Remove
3122 * stmt.c (expand_asm_operands): Remove dead code.
3123 (expand_decl): Remove.
3124 * c-decl.c (finish_struct): Don't call expand_decl.
3125 * builtins.c (expand_builtin_cexpi): Adjust calls to assign_temp
3126 and assign_stack_temp.
3127 * calls.c (save_fixed_argument_area, initialize_argument_information,
3128 expand_call, emit_library_call_value_1, store_one_arg): Ditto.
3129 * expmed.c (extract_bit_field_1): Ditto.
3130 * expr.c (emit_group_load_1, emit_group_store,
3131 copy_blkmode_from_reg, emit_push_insn, expand_assignment,
3132 store_field, expand_constructor, expand_cond_expr_using_cmove,
3133 expand_expr_real_2, expand_expr_real_1): Ditto.
3134 * stmt.c (expand_asm_operands, expand_return): Ditto.
3136 * function.c (pop_temp_slots): Call free_temp_slots.
3137 * calls.c (store_one_arg): Don't call preserve_temp_slots or
3139 * expr.c (expand_assignment): Don't call free_temp_slots.
3141 * config/arm/arm.c (neon_expand_vector_init): Ditto.
3142 * config/i386/i386.c (ix86_expand_vector_set): Ditto.
3143 (ix86_expand_vector_extract): Ditto.
3144 * config/ia64/ia64.c (spill_xfmode_rfmode_operand,
3145 ia64_expand_movxf_movrf): Ditto.
3146 * config/mips/mips.c (mips_expand_vi_general): Ditto.
3147 * config/mmix/mmix.md (floatdisf2, floatunsdisf2, truncdfsf2,
3148 extendsfdf2): Ditto.
3149 * config/rs6000/rs6000.c (rs6000_expand_vector_init,
3150 rs6000_expand_vector_set, rs6000_expand_vector_extract,
3151 rs6000_allocate_stack_temp): Ditto.
3152 * config/rs6000/rs6000.md (fix_trunctfsi2_fprs): Ditto.
3153 * config/sparc/sparc.c (emit_soft_tfmode_libcall,
3154 sparc_emit_float_lib_cmp, sparc_emit_float_lib_cmp,
3155 sparc_expand_vector_init): Ditto.
3157 2012-05-29 Michael Matz <matz@suse.de>
3159 * c-tree.h (c_expand_decl): Remove prototype.
3161 * expr.c (expand_expr_real_1 <normal_inner_ref>): Don't allocate
3163 (expand_expr_real_1 <COMPOUND_LITERAL_EXPR>): Make unreachable.
3164 * gimple-fold.c (canonicalize_constructor_val): Canonicalize
3165 COMPOUND_LITERAL_EXPR.
3166 * function.c (expand_function_start): Don't call expand_decl,
3167 instead assert that we have RTL assigned.
3168 * tree-ssa-live.c (remove_unused_locals): Clear
3169 nonlocal_goto_save_area if its backing variable is removed.
3170 * stmt.c (expand_asm_operands): Remove handling of non-lvalues
3172 (expand_decl): Assert that this does nothing.
3173 * calls.c (expand_call): Don't call mark_temp_addr_taken.
3175 2012-05-29 Richard Guenther <rguenther@suse.de>
3177 PR tree-optimization/53516
3178 * tree-data-ref.c (stmt_with_adjacent_zero_store_dr_p): Reject
3180 * tree-vect-data-refs.c (vect_analyze_data_refs): Likewise.
3182 2012-05-29 Joseph Myers <joseph@codesourcery.com>
3184 * LANGUAGES: Fix typos.
3185 * Makefile.in: Fix typos.
3186 * alias.c: Fix typos.
3187 * auto-inc-dec.c: Fix typos.
3188 * bb-reorder.c: Fix typos.
3189 * cfgcleanup.c: Fix typos.
3190 * cgraph.c: Fix typos.
3191 * cgraph.h: Fix typos.
3192 * cgraphunit.c: Fix typos.
3193 * collect2-aix.h: Fix typos.
3194 * collect2.c: Fix typos.
3195 * compare-elim.c: Fix typos.
3196 * config/alpha/vms.h: Fix typos.
3197 * config/arm/README-interworking: Fix typos.
3198 * config/arm/arm.c: Fix typos.
3199 * config/arm/iterators.md: Fix typos.
3200 * config/arm/vxworks.h: Fix typos.
3201 * config/avr/avr.c: Fix typos.
3202 * config/avr/avr.h: Fix typos.
3203 * config/avr/avr.md: Fix typos.
3204 * config/avr/builtins.def: Fix typos.
3205 * config/c6x/c6x.c: Fix typos.
3206 * config/cr16/cr16.c: Fix typos.
3207 * config/cr16/cr16.md: Fix typos.
3208 * config/cris/cris.md: Fix typos.
3209 * config/darwin.c: Fix typos.
3210 * config/darwin.opt: Fix typos.
3211 * config/i386/i386-c.c: Fix typos.
3212 * config/i386/i386.c: Fix typos.
3213 * config/ia64/ia64.c: Fix typos.
3214 * config/m68k/cf.md: Fix typos.
3215 * config/mep/mep.c: Fix typos.
3216 * config/microblaze/microblaze.c: Fix typos.
3217 * config/microblaze/microblaze.h: Fix typos.
3218 * config/mn10300/mn10300.c: Fix typos.
3219 * config/mn10300/mn10300.md: Fix typos.
3220 * config/pa/pa.c: Fix typos.
3221 * config/picochip/picochip.h: Fix typos.
3222 * config/rs6000/a2.md: Fix typos.
3223 * config/rs6000/rs6000.c: Fix typos.
3224 * config/rs6000/vector.md: Fix typos.
3225 * config/rx/rx.md: Fix typos.
3226 * config/rx/rx.opt: Fix typos.
3227 * config/s390/2097.md: Fix typos.
3228 * config/s390/s390.c: Fix typos.
3229 * config/s390/s390.h: Fix typos.
3230 * config/sh/sh.c: Fix typos.
3231 * config/sh/sh.md: Fix typos.
3232 * config/sparc/sync.md: Fix typos.
3233 * config/spu/spu.c: Fix typos.
3234 * config/spu/spu.md: Fix typos.
3235 * config/vms/vms.c: Fix typos.
3236 * config/vxworks-dummy.h: Fix typos.
3237 * config/vxworks.h: Fix typos.
3238 * cselib.c: Fix typos.
3239 * df-scan.c: Fix typos.
3241 * doc/extend.texi: Fix typos.
3242 * doc/install.texi: Fix typos.
3243 * doc/invoke.texi: Fix typos.
3244 * doc/md.texi: Fix typos.
3245 * doc/plugins.texi: Fix typos.
3246 * doc/rtl.texi: Fix typos.
3248 * dwarf2asm.c: Fix typos.
3249 * dwarf2out.c: Fix typos.
3250 * except.h: Fix typos.
3251 * expr.c: Fix typos.
3252 * fold-const.c: Fix typos.
3254 * gcse.c: Fix typos.
3255 * genautomata.c: Fix typos.
3256 * gengtype-state.c: Fix typos.
3257 * gengtype.c: Fix typos.
3258 * genhooks.c: Fix typos.
3259 * gimple-fold.c: Fix typos.
3260 * gimple-pretty-print.c: Fix typos.
3261 * gimple.c: Fix typos.
3262 * gimple.h: Fix typos.
3263 * gimplify.c: Fix typos.
3264 * graphite-interchange.c: Fix typos.
3265 * graphite-sese-to-poly.c: Fix typos.
3266 * ifcvt.c: Fix typos.
3267 * input.c: Fix typos.
3268 * ipa-cp.c: Fix typos.
3269 * ipa-inline-analysis.c: Fix typos.
3270 * ipa-inline-transform.c: Fix typos.
3271 * ipa-inline.c: Fix typos.
3272 * ipa-pure-const.c: Fix typos.
3273 * ipa-ref.h: Fix typos.
3274 * ipa-reference.c: Fix typos.
3275 * ipa-utils.c: Fix typos.
3277 * ira-emit.c: Fix typos.
3278 * ira-lives.c: Fix typos.
3279 * lto-streamer.c: Fix typos.
3280 * lto-streamer.h: Fix typos.
3281 * lto-wrapper.c: Fix typos.
3283 * mode-switching.c: Fix typos.
3284 * modulo-sched.c: Fix typos.
3285 * plugin.c: Fix typos.
3286 * postreload.c: Fix typos.
3287 * sched-deps.c: Fix typos.
3288 * sel-sched-ir.c: Fix typos.
3289 * sel-sched-ir.h: Fix typos.
3290 * sel-sched.c: Fix typos.
3291 * sese.c: Fix typos.
3292 * stor-layout.c: Fix typos.
3293 * target-hooks-macros.h: Fix typos.
3294 * target.def: Fix typos.
3295 * trans-mem.c: Fix typos.
3296 * tree-eh.c: Fix typos.
3297 * tree-predcom.c: Fix typos.
3298 * tree-sra.c: Fix typos.
3299 * tree-ssa-address.c: Fix typos.
3300 * tree-ssa-loop-ivopts.c: Fix typos.
3301 * tree-ssa-loop-niter.c: Fix typos.
3302 * tree-ssa-math-opts.c: Fix typos.
3303 * tree-ssa-pre.c: Fix typos.
3304 * tree-ssa-propagate.c: Fix typos.
3305 * tree-ssa-reassoc.c: Fix typos.
3306 * tree-ssa-sccvn.c: Fix typos.
3307 * tree-ssa-ter.c: Fix typos.
3308 * tree-ssa-uninit.c: Fix typos.
3309 * tree-ssanames.c: Fix typos.
3310 * tree-vect-generic.c: Fix typos.
3311 * tree-vect-slp.c: Fix typos.
3312 * tree.c: Fix typos.
3313 * tree.h: Fix typos.
3314 * varasm.c: Fix typos.
3315 * varpool.c: Fix typos.
3317 2012-05-29 Joseph Myers <joseph@codesourcery.com>
3319 * doc/include/texinfo.tex: Update to version 2012-05-16.16.
3321 2012-05-29 Richard Guenther <rguenther@suse.de>
3323 * tree-dfa.c (find_vars_r): Do not call add_referenced_vars
3325 (add_referenced_var_1): Re-organize. Assert we are not
3327 (remove_referenced_var): Likewise.
3328 * varpool.c (add_new_static_var): Use create_tmp_var_raw.
3329 * tree-mudflap.c (execute_mudflap_function_ops): Do not
3330 call add_referenced_var on globals.
3331 * matrix-reorg.c (transform_access_sites): Likewise.
3333 2012-05-29 Steven Bosscher <steven@gcc.gnu.org>
3335 * alias.c (reg_known_value): Make this a VEC.
3336 (reg_known_equiv_p): Make this an sbitmap.
3337 (reg_known_value_size): Remove.
3338 (get_reg_known_value, set_reg_known_value, get_reg_known_equiv_p,
3339 set_reg_known_equiv_p): Update for reg_known_value and
3340 reg_known_value_size data structure change.
3341 (init_alias_analysis, end_alias_analysis): Likewise.
3343 2012-05-29 Jakub Jelinek <jakub@redhat.com>
3346 * input.c (read_line): Use XRESIZEVEC instead of XNEWVEC
3347 to avoid leaking memory. No need to handle memory allocation
3348 failure. Double string_len on each reallocation instead of adding 2.
3349 * gcov.c (read_line): Likewise.
3351 2012-05-29 Hans-Peter Nilsson <hp@axis.com>
3353 * config/cris/cris.h (TARGET_HAS_BREAK, TARGET_TRAP_USING_BREAK8):
3355 * config/cris/cris.md ("trap"): Define, enabled for
3356 TARGET_TRAP_USING_BREAK8.
3357 * config/cris/cris.opt (mtrap-using-break8): New option.
3359 2012-05-28 Paolo Carlini <paolo.carlini@oracle.com>
3362 * doc/invoke.texi: Document -Wmissing-braces not enabled by -Wall
3365 2012-05-28 Hans-Peter Nilsson <hp@axis.com>
3367 * doc/md.texi (stack_protect_test): Remove negation of branch to label.
3368 (Standard Names): Fix typos in documentation of atomic patterns.
3370 2012-05-27 Nathan Sidwell <nathan@acm.org>
3372 * tree.c (build_constructor): Propagate TREE_SIDE_EFFECTS.
3374 2012-05-26 Jason Merrill <jason@redhat.com>
3377 * c-typeck.c (array_to_pointer_conversion): Give -Wc++-compat warning
3378 about array compound literals.
3380 2012-05-26 Eric Botcazou <ebotcazou@adacore.com>
3382 * cfgcleanup.c (try_optimize_cfg): Do not delete forwarder blocks
3383 if CLEANUP_NO_INSN_DEL.
3384 * cfgrtl.c (unique_locus_on_edge_between_p): New function extracted
3385 from cfg_layout_merge_blocks.
3386 (emit_nop_for_unique_locus_between): New function.
3387 (rtl_merge_blocks): Invoke emit_nop_for_unique_locus_between.
3388 (cfg_layout_merge_blocks): Likewise.
3390 2012-05-26 Dimitrios Apostolou <jimis@gmx.net>
3391 Paolo Bonzini <bonzini@gnu.org>
3393 * df-scan.c (df_def_record_1): Assert a parallel must contain an
3394 EXPR_LIST at this point. Receive the LOC and move its extraction...
3395 (df_defs_record): ... here. Change if-else to a switch statement.
3396 (df_find_hard_reg_defs, df_find_hard_reg_defs_1): New.
3397 (df_get_call_refs): Changed defs_generated from bitmap to HARD_REG_SET
3398 and compute it from df_find_hard_reg_defs(). Record DF_REF_BASE
3399 DEFs in REGNO order. Use HARD_REG_SET instead of bitmap for
3400 regs_invalidated_by_call.
3401 (df_insn_refs_collect): Record DF_REF_REGULAR DEFs after
3404 2012-05-25 Eric Botcazou <ebotcazou@adacore.com>
3407 * tree-inline.c (remap_gimple_op_r): Fix handling of FIELD_DECL.
3408 * tree.c (RETURN_TRUE_IF_VAR): Do not return true for PLACEHOLDER_EXPR.
3410 2012-05-25 Michael Meissner <meissner@linux.vnet.ibm.com>
3412 * config/rs6000/t-linux64: Delete the 32-bit multilib that uses
3413 software floating point emulation. No longer build the multilibs
3414 with -mstrict-align.
3416 2012-05-25 Aldy Hernandez <aldyh@redhat.com>
3419 * trans-mem.c (ipa_tm_create_version_alias): Output new_node if
3420 accessed indirectly.
3421 (ipa_tm_create_version): Same.
3423 2012-05-25 Uros Bizjak <ubizjak@gmail.com>
3426 * config/i386/i386.c (ix86_print_operand) <case 'O'>: Print '.' here.
3427 <case 'C', case 'c', case 'F', case 'f'>: Print '.' only for C and c.
3429 2012-05-25 Alexander Ivchenko <alexander.ivchenko@intel.com>
3432 * config/i386/i386.c (ix86_expand_vec_perm): Use correct op.
3433 (ix86_expand_vec_perm): Use int mode instead of float.
3434 (expand_vec_perm_pshufb): Remove handling of useseless type
3437 2012-05-25 Eric Botcazou <ebotcazou@adacore.com>
3440 * config.gcc (i[34567]86-*-mingw* | x86_64-*-mingw*): Set gas and
3441 gnu_ld variables to yes.
3442 * configure.ac (HAVE_GNU_LD): Move to after config.gcc inclusion.
3443 (HAVE_GNU_AS): Likewise.
3444 * config.in: Regenerate.
3445 * configure: Likewise.
3447 2012-05-25 Tristan Gingold <gingold@adacore.com>
3449 * config/i386/i386.c (struct ix86_frame): Remove unused frame field.
3450 (ix86_compute_frame_layout): Fix type of stack_alignment_needed
3451 and preferred_alignment.
3453 2012-05-25 Tristan Gingold <gingold@adacore.com>
3455 * common/config/ia64/ia64-common.c (ia64_except_unwind_info): Fix typo.
3457 2012-05-25 Thomas Schwinge <thomas@codesourcery.com>
3459 * fold-const.c (optimize_bit_field_compare): Abort early in the strict
3460 volatile bitfields case.
3462 2012-05-24 Pat Haugen <pthaugen@us.ibm.com>
3464 * config/rs6000/rs6000.c (rs6000_option_override_internal): Change
3465 rs6000_sched_costly_dep default to true_store_to_load_dep_costly.
3466 (adjacent_mem_locations): Move some code to and call...
3467 (get_memref_parts): ...new function.
3468 (mem_locations_overlap): New function.
3469 (rs6000_adjust_priority): Adjust calls to is_load_insn/is_store_insn.
3470 (is_mem_ref): Rename to...
3471 (find_mem_ref): ...this. Return MEM rtx.
3472 (get_store_dest): Remove function.
3473 (is_load_insn1, is_load_insn, is_store_insn1, is_store_insn): Add
3474 new parameter and adjust calls.
3475 (rs6000_is_costly_dependence): Update calls for extra arg. Make sure
3476 mem refs overlap for true_store_to_load_dep_costly.
3477 (rs6000_sched_reorder2): Update calls for extra arg. Adjust args
3478 passed to adjacent_mem_locations.
3479 (is_costly_group): Walk resolved dependency list.
3480 (force_new_group): Emit group ending nop for Power6/Power7.
3481 * config/rs6000/rs6000.md (UNSPEC_GRP_END_NOP): New enum value.
3482 (group_ending_nop): New define_insn.
3484 2012-05-24 Dodji Seketeli <dodji@redhat.com>
3486 Make unwound macro expansion trace less redundant
3487 * tree-diagnostic.c (maybe_unwind_expanded_macro_loc): Don't print
3488 context of macro definition in the trace, when it's redundant.
3491 2012-05-24 Richard Guenther <rguenther@suse.de>
3494 * tree-profile.c (tree_profiling): Cleanup the CFG if
3495 execute_fixup_cfg requests it.
3497 2012-05-24 Richard Guenther <rguenther@suse.de>
3499 * tree-flow.h (create_var_ann): Remove.
3500 * tree-dfa.c (create_var_ann): Remove and inline into its
3502 (add_referenced_var_1): ... here.
3503 * varpool.c (add_new_static_var): Do not call add_referenced_var
3505 * gimple-fold.c (canonicalize_constructor_val): Likewise.
3506 * tree-switch-conversion.c (build_one_array): Likewise.
3507 * tree-profile.c (gimple_gen_ic_profiler): Likewise.
3508 * tree-flow-inline.h (gimple_referenced_vars): Guard against
3510 * tree-inline.c (remap_gimple_op_r): Likewise. Check
3511 gimple_referenced_vars instead of gimple_in_ssa_p.
3512 (copy_tree_body_r): Likewise.
3513 (setup_one_parameter): Likewise.
3514 (declare_return_variable): Likewise.
3515 (tree_function_versioning): Likewise.
3517 2012-05-24 Jakub Jelinek <jakub@redhat.com>
3519 PR tree-optimization/53465
3520 * tree-vrp.c (extract_range_from_cond_expr): First copy_value_range
3521 vr0 into *vr, then vrp_meet that.
3522 (vrp_meet): If one vr type is VR_UNDEFINED, ensure the result doesn't
3523 have any equivalences.
3524 (vrp_visit_phi_node): Call copy_value_range instead of vrp_meet the
3527 2012-05-24 Jim MacArthur <jim.macarthur@arm.com>
3529 * recog.c (reg_fits_class_p): Check both regno and regno + offset are
3531 * regs.h (in_hard_reg_set_p): Assert that regno is a hard register and
3532 check end_regno - 1 is a hard register.
3534 2012-05-24 Richard Guenther <rguenther@suse.de>
3536 * varpool.c (add_new_static_var): Remove call to create_var_ann.
3537 * tree-ssa-operands.c (create_vop_var): Likewise.
3539 2012-05-24 Richard Guenther <rguenther@suse.de>
3542 * tree-ssa-live.c (remove_unused_scope_block_p): Properly
3544 (remove_unused_locals): Pass global_unused_vars to
3545 remove_unused_scope_block_p. Restore code walking all
3546 referenced vars and pruning them.
3548 2012-05-23 Jan Hubicka <jh@suse.cz>
3550 * tree.h (alias_diag_flags): Remove.
3551 (alias_pair): Remove emitted_diags.
3552 (finish_aliases_1, finish_aliases_2, remove_unreachable_alias_pairs,
3553 symbol_alias_set_t, symbol_alias_set_destroy,
3554 symbol_alias_set_contains, propagate_aliases_backward): Remove.
3555 * toplev.c (compile_file): Do not call finish_aliases_2
3556 * cgraphunit.c (cgraph_process_new_functions): Do not call
3558 (handle_alias_pairs): Output diagnostics about aliases to externals.
3559 (assemble_thunks_and_aliases): Use do_assemble_alias.
3560 (output_weakrefs): Likewise.
3561 (finalize_compilation_unit): Do not call finish_aliases_1.
3562 * ipa.c (symtab_remove_unreachable_nodes): De not call
3563 remove_unreachable_alias_pairs.
3564 * varasm.c (do_assemble_alias): Export.
3565 (symbol_alias_set_create, symbol_alias_set_destroy,
3566 symbol_alias_set_contains, symbol_alias_set_insert,
3567 propagate_aliases_forward, propagate_aliases_backward,
3568 propagate_aliases_backward, trivially_visible_alias,
3569 trivially_defined_alias, remove_unreachable_alias_pairs,
3570 finish_aliases_1, finish_aliases_2, assemble_alias): Remove.
3571 * output.h (do_assemble_alias): Declare.
3572 * varpool.c (varpool_remove_unreferenced_decls): Do not call
3575 2012-05-23 Martin Jambor <mjambor@suse.cz>
3577 * ipa-inline-analysis.c (inline_merge_summary): Free operand_map.
3579 2012-05-23 Eric Botcazou <ebotcazou@adacore.com>
3581 * gimple.c (gimple_types_compatible_p_1) <ARRAY_TYPE>: Remove bogus
3583 (gimple_canonical_types_compatible_p) <ARRAY_TYPE>: Likewise.
3584 (iterative_hash_gimple_type): Adjust comment.
3585 (iterative_hash_canonical_type): Likewise. Hash the bounds of the
3586 domain for an array type instead of the domain type itself.
3588 2012-05-23 Richard Guenther <rguenther@suse.de>
3590 PR tree-optimization/53438
3591 * tree-sra.c (analyze_access_subtree): Correct bitfield exclusion.
3593 2012-05-23 Georg-Johann Lay <avr@gjlay.de>
3596 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Don't inhibit .p2align 1.
3597 * config/avr/elf.h (ASM_OUTPUT_BEFORE_CASE_LABEL): Use
3600 2012-05-23 Richard Guenther <rguenther@suse.de>
3602 * tree-dfa.c (add_referenced_var_1): Do not add global vars.
3603 * tree-ssa-live.c (mark_all_vars_used_1): Handle global vars
3604 via the global_unused_vars bitmap.
3605 (remove_unused_locals): Handle global vars in local-decls via
3606 a global_unused_vars bitmap instead of the used flag in the
3607 var annotation. Simplify global variable handling and removal.
3609 2012-05-22 Jan Hubicka <jh@suse.cz>
3612 * tree-ssa-structalias.c (create_variable_info_for): Skip constructors
3613 from other partitions.
3615 2012-05-22 Jan Hubicka <jh@suse.cz>
3618 * symtab.c (symtab_register_node): Fix ordering issue.
3620 2012-05-22 Steven Drake <sbd@NetBSD.org>
3622 * gcc.c (do_spec_1): Add %M spec token to output multilib_os_dir.
3624 2012-05-22 David Edelsohn <dje.gcc@gmail.com>
3626 * config/rs6000/rs6000.c (rs6000_aix_asm_output_dwarf_table_ref):
3627 Use strip_name_encoding target hook.
3629 2012-05-22 Richard Guenther <rguenther@suse.de>
3631 * tree.h (VAR_DECL_IS_VIRTUAL_OPERAND): New.
3632 (init_function_for_compilation): Remove.
3633 * tree-dfa.c (find_vars_r): Take struct function argument.
3634 (find_referenced_vars_in): Adjust.
3635 * tree-ssa-operands.c (clobber_stats): Remove.
3636 (create_vop_var): Take struct function argument. Mark
3637 virtual operand with VAR_DECL_IS_VIRTUAL_OPERAND.
3638 (init_ssa_operands): Take struct function argument.
3639 (fini_ssa_operands): Do not dump dead stats.
3640 * tree-ssa-operands.h (init_ssa_operands): Take struct function
3642 * cgraphunit.c (init_lowered_empty_function): Adjust.
3643 * lto-streamer-in.c (input_cfg): Likewise.
3644 * tree-inline.c (initialize_cfun): Likewise.
3645 * tree-into-ssa.c (rewrite_into_ssa): Likewise.
3646 * omp-low.c (expand_omp_taskreg): Likewise. Avoid switching cfun.
3647 * gimple.c (is_gimple_reg): Optimize the SSA_NAME case,
3648 virtual operands are not registers.
3650 2012-05-22 Richard Guenther <rguenther@suse.de>
3652 * tree-cfg.c (verify_gimple_assign_unary): Fix typo in previous commit.
3654 2012-05-22 Richard Guenther <rguenther@suse.de>
3657 * tree-inline.c (setup_one_parameter): Create a dummy init
3658 statement for unused parameters when not optimizing.
3660 2012-05-22 Richard Guenther <rguenther@suse.de>
3662 * tree-flow.h (add_referenced_var_1): Declare.
3663 (add_referenced_var): Define.
3664 * tree-dfa.c (referenced_var_check_and_insert): Avoid one hash lookup.
3665 (add_referenced_var): Rename to ...
3666 (add_referenced_var_1): ... this. Take struct function argument.
3668 2012-05-22 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
3671 * config/arm/arm-protos.h (arm_validize_comparison): Declare.
3672 * config/arm/arm.c (arm_validize_comparison): Define.
3673 * config/arm/arm.md ("cbranchsi4"): Cleanup expansion and use
3674 arm_validize_comparison.
3675 ("cbranchdi4"): Likewise.
3676 ("cstoredi4"): Likewise.
3677 ("movsicc"): Likewise.
3678 ("movsfcc"): Likewise.
3679 ("movdfcc"): Likewise.
3681 2012-05-22 Dimitrios Apostolou <jimis@gmx.net>
3683 * df-scan.c (df_scan_alloc): Round up allocation pools size, reduce
3684 the mw_reg_pool size.
3686 2012-05-22 Paolo Bonzini <bonzini@gnu.org>
3688 PR tree-optimization/53336
3689 * tree-cfg.c (verify_gimple_assign_unary): Allow conversion from
3690 non-integer integral types to offset type and vice versa.
3692 2012-05-22 Alan Modra <amodra@gmail.com>
3694 * config/rs6000/aix.h (FP_SAVE_INLINE, GP_SAVE_INLINE): Delete.
3695 * config/rs6000/darwin.h (FP_SAVE_INLINE, GP_SAVE_INLINE): Delete.
3696 * config/rs6000/sysv4.h (FP_SAVE_INLINE, GP_SAVE_INLINE,
3697 V_SAVE_INLINE): Delete.
3698 * config/rs6000/rs6000.c (V_SAVE_INLINE): Delete.
3699 (rs6000_savres_strategy): Reimplement GP/FP/V_SAVE_INLINE logic.
3700 For ELF targets, use out-of-line restores for -Os and any number
3701 of regs if the restore exits, and out-of-line gp save for two or
3702 more regs. Use save_reg_p to test for holes in reg restore set.
3703 Replace "#if" with "if".
3705 2012-05-22 Alan Modra <amodra@gmail.com>
3707 * config/rs6000/rs6000.c (save_reg_p): New function.
3708 (first_reg_to_save, first_fp_reg_to_save): Use it here.
3709 (first_altivec_reg_to_save, restore_saved_cr): Likewise.
3710 (emit_frame_save): Use gen_frame_store.
3711 (gen_frame_mem_offset): Correct SPE condition requiring reg+reg.
3712 (rs6000_emit_prologue): Use save_reg_p. Use gen_frame_store for
3714 (rs6000_emit_epilogue): Use save_reg_p. Use gen_frame_load for
3715 vrsave, toc, gp and fp restores.
3717 2012-05-22 Alan Modra <amodra@gmail.com>
3719 * config/rs6000/rs6000.c: Delete unnecessary forward declarations.
3720 Move those with ATTRIBUTE_UNUSED to immediately before definitions.
3721 Move function pointer variables after forward declarations.
3722 (rs6000_builtin_support_vector_misalignment): Make static.
3723 (rs6000_legitimate_address_p, rs6000_gimplify_va_arg): Likewise.
3724 (rs6000_function_value, rs6000_can_eliminate): Likewise.
3726 2012-05-21 Bernd Schmidt <bernds@codesourcery.com>
3728 PR rtl-optimization/53373
3729 * caller-save.c (save_call_clobbered_regs): Look into a possible
3730 PARALLEL manually rather than using single_set on a call insn.
3732 2012-05-21 Jakub Jelinek <jakub@redhat.com>
3734 PR tree-optimization/53436
3735 * omp-low.c (omp_build_component_ref): New function.
3736 (build_receiver_ref, build_sender_ref, create_task_copyfn): Use it.
3738 2012-05-21 Uros Bizjak <ubizjak@gmail.com>
3740 * config/i386/i386.c (put_condition_code): Change "reverse" and "fp"
3742 (ix86_print_operand) <case 'O'>: Look at mode size of the operand.
3743 Do not print '.' here. Output operand lossage error for unhandled
3748 <case 'z'>: Hardcode "code" argument into error strings.
3750 <case 'D'>: Merge AVX and non-AVX codes.
3751 <case 'C', case 'c', case 'F', case 'f'>: Merge. Fix error string.
3752 Update call to put_condition_code.
3754 2012-05-21 Andreas Schwab <schwab@linux-m68k.org>
3756 * config/m68k/m68k.md (*clzsi2_cf): Renamed from clzsi2. Call
3758 (clzsi2): New expander.
3759 (*clzsi2_68k): New insn.
3760 * config/m68k/m68k.h: Update comment about CLZ_DEFINED_VALUE_AT_ZERO.
3762 2012-05-21 Aldy Hernandez <aldyh@redhat.com>
3764 * gimple.h (gimple_set_in_transaction): Remove.
3765 (gimple_in_transaction): Look in BB instead.
3766 (gimple_statement_base): Remove in_transaction field.
3767 * basic-block.h (enum bb_flags): Add BB_IN_TRANSACTION.
3768 * trans-mem.c (compute_transaction_bits): Place transaction bit
3769 information into basic blocks.
3771 2012-05-21 Andreas Schwab <schwab@linux-m68k.org>
3773 * expr.c (get_def_for_expr_class): Define only if
3774 HAVE_conditional_move.
3775 (convert_tree_comp_to_rtx): Likewise.
3777 2012-05-21 Uros Bizjak <ubizjak@gmail.com>
3780 * config/i386/i386.md (ffs<mode>2): Generate CCCmode compare
3782 (ffssi2_no_cmove): Ditto.
3783 (*ffs<mode>_1): Remove insn pattern.
3784 (*tzcnt<mode>_1): New insn pattern.
3785 (*bsf<mode>1): Ditto.
3787 2012-05-21 Richard Guenther <rguenther@suse.de>
3789 * tree-dfa.c (add_referenced_var): Do not walk DECL_INITIAL for
3790 more referenced vars.
3791 * tree-ssa-live.c (mark_all_vars_used_1): Only set the used
3792 flag on variables that have a var-annotation.
3794 2012-05-21 Joseph Myers <joseph@codesourcery.com>
3797 * c-typeck.c (build_conditional_expr): Remove C_MAYBE_CONST_EXPR
3798 from folded operands before wrapping another around the
3799 conditional expression.
3801 2012-05-21 Jakub Jelinek <jakub@redhat.com>
3803 PR tree-optimization/53366
3804 * tree-vect-slp.c (vect_supported_load_permutation_p): Don't shortcut
3805 tests if complex_numbers == 2, but there are non-complex number loads
3808 PR tree-optimization/53409
3809 * tree-vect-loop.c (vect_analyze_loop_operations): Don't check
3810 vinfo_for_stmt (op_def_stmt) if op_def_stmt isn't inside loop.
3812 PR tree-optimization/53410
3813 * fold-const.c (fold_binary_loc): Use build_zero_cst (type)
3814 instead of build_int_cst (type, 0) where vector types might be
3815 involved. Instead of build_int_cst (type, 1) convert the original
3816 integer_onep argument to the desired type.
3818 2012-05-21 Michael Matz <matz@suse.de>
3820 * genattrtab.c (attr_rtx_cost): Move earlier, start with cost being 1.
3821 (simplify_test_exp): Handle one more case of distributive law,
3822 decrease cost threshold.
3823 (tests_attr_p, get_attr_order): New functions.
3824 (optimize_attrs): Use topological order, inline only cheap values.
3825 (write_attr_set): Reset our_known_true after some time.
3827 2012-05-21 H.J. Lu <hongjiu.lu@intel.com>
3830 * config/i386/i386.c (type_natural_mode): Warn passing SSE
3831 vector argument without SSE enabled changes the ABI.
3833 2012-05-21 Richard Guenther <rguenther@suse.de>
3835 PR tree-optimization/53408
3836 * tree-vect-loop.c (vectorizable_induction): Properly check
3837 the restriction that we cannot handle induction results from
3838 the inner loop outside of the outer loop.
3840 2012-05-21 H.J. Lu <hongjiu.lu@intel.com>
3843 * config/i386/i386.md (UNSPEC_RDRAND): Renamed to ...
3844 (UNSPECV_RDRAND): This.
3845 (rdrand<mode>_1): Updated.
3847 2012-05-21 Richard Guenther <rguenther@suse.de>
3849 * tree-loop-distribution.c (can_generate_builtin): Reject
3852 2012-05-21 Chung-Lin Tang <cltang@codesourcery.com>
3854 * Makefile.in (options.c): Add options.h to included header
3857 2012-05-21 Razya Ladelsky <razya@il.ibm.com>
3859 * tree-parloops.c : Add myself to contributors, update
3860 TODO list, add link to wiki.
3862 2012-05-21 Alan Modra <amodra@gmail.com>
3864 * config/rs6000/predicates.md (input_operand): Don't match
3865 constant pool addresses. Remove label_ref, high and plus from
3866 match_code list. Remove redundant CONSTANT_P test.
3867 (splat_input_operand): Similarly update match_code list.
3868 (small_toc_ref): New predicate.
3869 * config/rs6000/rs6000-protos.h (toc_relative_expr_p): Update prototype.
3870 * config/rs6000/rs6000.c (tocrel_base, tocrel_offset): Make const.
3871 (legitimate_constant_pool_address_p): Move TARGET_TOC test and
3872 register checks to..
3873 (toc_relative_expr_p): ..here. Add "strict" param. Match new rtl
3874 generated by create_TOC_reference.
3875 (rs6000_legitimize_address): Update cerate_TOC_reference call.
3876 (rs6000_delegitimize_address): Handle new rtl for toc refs.
3877 (rs6000_cannot_force_const_mem, rs6000_find_base_term): Likewise.
3878 (use_toc_relative_ref): New function, split out from..
3879 (rs6000_emit_move): ..here. Remove redundant tests. Update
3880 create_TOC_reference calls.
3881 (rs6000_legitimize_reload_address): Formatting. Handle splitting
3882 of medium/large model toc addresses. Use use_toc_relative_ref.
3883 (print_operand): Formatting, style. Adjust for toc changes.
3884 (print_operand_address): Likewise.
3885 (rs6000_output_addr_const_extra): Likewise.
3886 (create_TOC_reference): Put TOC_REGISTER in UNSPEC_TOCREL rather
3887 than a PLUS. Use this formulation for both high and low part
3888 of -mcmodel=medium/large toc reference too. Before reload,
3889 always use the small model formulation.
3890 * config/rs6000/rs6000.md (tls_gd, tls_gd_high): Similarly avoid
3891 a PLUS in high part of addresses here.
3892 (tls_ld, tls_ld_high, tls_got_dtprel, tls_got_dtprel_high): Likewise.
3893 (tls_got_tprel, tls_got_tprel_high, largetoc_high): Likewise.
3894 (largetoc_high, largetoc_low): Move earlier. Cope when no
3896 (largetoc_high_plus): New insn.
3897 (movsi_internal1, movsi_internal1_single, movsf_softfloat,
3898 movdi_mfpgpr, movdi_internal64): Don't handle 'R' constraint here..
3899 (tocref): ..instead do so here, new insn and split.
3901 2012-05-20 H.J. Lu <hongjiu.lu@intel.com>
3903 * config/i386/driver-i386.c (host_detect_local_cpu): Support
3904 RDRND, F16C and FSGSBASE.
3906 2012-05-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3908 PR rtl-optimzation/53373
3909 * config/pa/pa.md (call_symref_pic): Don't expose PIC register save in
3910 call pattern. Update split patterns.
3911 (call_symref_64bit, call_reg_pic, call_reg_64bit, call_val_symref_pic,
3912 call_val_symref_64bit, call_val_reg_pic, call_val_reg_64bit): Likewise.
3914 2012-05-20 Razya Ladelsky <razya@il.ibm.com>
3916 * tree-parloops.c (gen_parallel_loop): Change many_iterations_cond
3919 2012-05-18 Jan Hubicka <jh@suse.cz>
3921 * cgraphunit.c (handle_alias_pairs): Declare; free alias_pairs
3922 (cgraph_process_new_functions): Process also aliases.
3923 * lto-streamer-out.c (struct sets): Remove.
3924 (trivally_defined_alias): Remove.
3925 (output_alias_pair_p): Remove.
3926 (output_unreferenced_globals): Remove.
3927 (produce_symtab); Do not handle alias pairs.
3928 (produce_asm_for_decls): Likewise.
3929 * lto-streamer-in.c (input_alias_pairs): Remove.
3930 (lto_read_body): Do not input alias pairs.
3931 (lto_input_constructors_and_inits): Remove.
3933 2012-05-18 Jan Hubicka <jh@suse.cz>
3935 * cgraphunit.c (handle_alias_pairs): Cleanup; handle all types of
3938 2012-05-18 Jan Hubicka <jh@suse.cz>
3940 * cgraphbuild.c (record_reference): Update.
3941 * lto-cgraph.c (lto_output_varpool_node): External vars
3942 are not in other partition even if they are not output
3943 in current partition.
3944 * gimple-fold.c (can_refer_decl_in_current_unit_p): Take FROM_DECL
3946 (canonicalize_constructor_val): Take FROM_DECL argument.
3947 (fold_ctor_reference, fold_string_cst_ctor_reference,
3948 fold_array_ctor_reference, fold_nonarray_ctor_reference,
3949 fold_ctor_reference): Likewise.
3950 (fold_const_aggregate_ref_1, gimple_get_virt_method_for_binfo): Update.
3951 * gimple.h (gimple_fold_builtin): Likewise.
3953 2012-05-18 Olivier Hainque <hainque@adacore.com>
3955 * Makefile.in (FLAGS_TO_PASS): Pass $(libexecsubdir) instead of
3956 $(libsubdir) as libexecsubdir.
3958 2012-05-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3960 * config/rs6000/rs6000.c (print_operand): Revise code that unsafely
3961 relied on signed overflow behavior.
3963 2012-05-18 Richard Guenther <rguenther@suse.de>
3965 PR tree-optimization/53346
3966 * tree-loop-distribution.c (ldist_gen): Make sure to apply
3967 builtin transform even when only a single partition with
3968 all reads/writes exists.
3970 2012-05-18 Richard Guenther <rguenther@suse.de>
3972 PR tree-optimization/53390
3973 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Ignore
3976 2012-05-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3978 * tree-ssa-reassoc.c (bip_map): Remove decl.
3979 (completely_remove_stmt): Remove function.
3980 (remove_def_if_absorbed_call): Remove function.
3981 (remove_visited_stmt_chain): Remove __builtin_powi handling.
3982 (possibly_move_powi): Remove function.
3983 (rewrite_expr_tree): Remove calls to possibly_move_powi.
3984 (rewrite_expr_tree_parallel): Likewise.
3985 (attempt_builtin_powi): Build multiplies explicitly rather than
3986 relying on the ops vector and rank system.
3987 (transform_stmt_to_copy): New function.
3988 (transform_stmt_to_multiply): Likewise.
3989 (reassociate_bb): Handle leftover operations after __builtin_powi
3990 optimization; build a final multiply if necessary.
3992 2012-05-18 Jan Hubicka <jh@suse.cz>
3994 * cgraphunit.c (varpool_finalize_decl): Allow external decls.
3995 (mark_functions_to_output): Fix sanity check.
3996 * ipa.c (function_and_variable_visibility): Remove TREE_STATIC check.
3998 2012-05-18 Richard Guenther <rguenther@suse.de>
4000 * tree-flow.h (mark_symbols_for_renaming): Remove.
4001 * tree-dfa.c (mark_symbols_for_renaming): Likewise.
4002 * tree-inline.c (copy_edges_for_bb): Do not mark symbols for renaming.
4003 (copy_debug_stmt): Likewise.
4004 (expand_call_inline): Likewise.
4005 (declare_return_variable): Mark the return variable for renaming
4008 2012-05-18 Andrew Stubbs <ams@codesourcery.com>
4010 * config/arm/arm-protos.h (arm_emit_coreregs_64bit_shift): New
4012 * config/arm/arm.c (arm_emit_coreregs_64bit_shift): New function.
4013 * config/arm/arm.md (ashldi3): Use arm_emit_coreregs_64bit_shift.
4014 (ashrdi3,lshrdi3): Likewise.
4015 (arm_cond_branch): Remove '*' to enable gen_arm_cond_branch.
4017 2012-05-18 Meador Inge <meadori@codesourcery.com>
4019 PR rtl-optimization/53352
4020 * cse.c (equiv_constant): Ignore paradoxical subregs.
4022 2012-05-17 Steven Bosscher <steven@gcc.gnu.org>
4024 PR rtl-optimization/53125
4025 * regstat.c (regstat_bb_compute_ri): Take new local_live_last_luid
4026 argument. Simplify calculation of REG_LIVE_LENGTH for regnos that
4027 die in the basic block. Correctly top off REG_FREQ and
4028 REG_FREQ_CALLS_CROSSED.
4030 (regstat_compute_ri): Allocate and free local_live_last_luid.
4032 (regstat_bb_compute_calls_crossed): Correctly top off
4033 REG_FREQ_CALLS_CROSSED.
4035 2012-05-17 Jan Hubicka <jh@suse.cz>
4037 * lto-symtab.c (lto_symtab_resolve_symbols): Preffer decl with
4038 constructor over decl without.
4039 * cgraph.c (cgraph_remove_node): Clear also body of unanalyzed nodes.
4040 * cgraph.h (varpool_can_remove_if_no_refs): Handle external correctly.
4041 * cgraphunit.c (process_function_and_variable_attributes): Finalize
4043 (mark_functions_to_output): Also accept bodies for functions with
4045 (output_in_order): Skip external vars.
4046 * lto-cgraph.c (lto_output_node): External functions are never in other
4048 (lto_output_varpool_node): Likewise.
4049 * lto-streamer-out.c (lto_write_tree): Always use error_mark_nodes for
4050 forgotten initializers.
4051 * ipa.c (process_references): Handle external vars.
4052 (symtab_remove_unreachable_nodes): Update to handle external vars.
4053 (varpool_externally_visible_p): External vars are externally visible.
4054 * gimple-fold.c (can_refer_decl_in_current_unit_p): Update.
4055 * varpool.c (varpool_remove_node): Remove constructor.
4056 (decide_is_variable_needed): Handle externals.
4057 (varpool_remove_unreferenced_decls): Likewise.
4059 2012-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
4061 * opts.c (common_handle_option): -pedantic-errors enables -Wpedantic.
4062 (enable_warning_as_error): Do not special case Wuninitialized.
4063 * optc-gen.awk: Add sanity checks.
4065 2012-05-17 Jan Hubicka <jh@suse.cz>
4067 * ipa-reference.c (is_proper_for_analysis): Do not check flags
4068 that might change as result of global optimization.
4069 (analyze_function): Do not check analyzed and externally_visible
4070 flags; be happy about address dereferences.
4071 (propagate): Prune all_module_statics so it really contains just
4072 statics; prune all the local summaries.
4073 (ipa_reference_write_optimization_summary): Simplify.
4075 2012-05-17 Kwok Cheung Yeung <kcy@codesourcery.com>
4077 * config/m68k/m68k-devices.def: Add 51ag, 51je, 51jf, 51jg, 51mm, 51qm.
4078 * config/m68k/m68k-tables.opt: Regenerated.
4079 * doc/invoke.texi (M680x0 Options): Document.
4081 2012-05-16 Dave Boutcher <daveboutcher@gmail.com>
4082 Patrick Marlier <patrick.marlier@gmail.com>
4084 * trans-mem.c (ipa_tm_transform_clone): Transform functions with
4087 2012-05-16 H.J. Lu <hongjiu.lu@intel.com>
4089 * configure: Regenerated.
4091 2012-05-16 Andrew Pinski <apinski@cavium.com>
4093 * gimple-fold.c (get_maxval_strlen): Move COND_EXPR handling under
4096 2012-05-16 David S. Miller <davem@davemloft.net>
4098 * jump.c (delete_related_insns): If we remove a CALL, make sure
4099 we delete it's NOTE_INSN_CALL_ARG_LOCATION note too.
4101 2012-05-16 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4103 PR tree-optimization/53217
4104 * tree-ssa-reassoc.c (bip_map): New static variable.
4105 (possibly_move_powi): Move feeding multiplies with __builtin_powi call.
4106 (attempt_builtin_powi): Save feeding multiplies on a stack.
4107 (reassociate_bb): Create and destroy bip_map.
4109 2012-05-16 Olivier Hainque <hainque@adacore.com>
4111 * Makefile.in (install-no-fixedincludes): New target, former toplevel
4112 gcc-no-fixedincludes. Stash "include-fixed" in addition to "include".
4113 Add comments and improve stamp preservation across the whole sequence.
4114 (stmp-int-hdrs): Use move-if-change + cp -p to setup fix_dir/limits.h.
4116 2012-05-16 Richard Guenther <rguenther@suse.de>
4118 * tree-inline.c (insert_init_stmt): Do not call
4119 mark_symbols_for_renaming.
4120 (setup_one_parameter): Avoid initializing unused parameters.
4121 (declare_return_variable): Properly handle DECL_BY_REFERENCE
4122 return vars in SSA form.
4124 2012-05-16 Richard Guenther <rguenther@suse.de>
4126 * tree-flow.h (get_virtual_var): Remove.
4127 * tree-dfa.c (get_virtual_var): Likewise.
4129 2012-05-16 Richard Guenther <rguenther@suse.de>
4131 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1):
4132 Remove set-only bitmap of new names.
4133 (slpeel_tree_peel_loop_to_edge): Likewise. Do not set
4135 * tree-flow.h (ssa_names_to_replace): Remove.
4136 * tree-into-ssa.c (ssa_names_to_replace): Likewise.
4138 2012-05-16 Richard Guenther <rguenther@suse.de>
4140 PR tree-optimization/53364
4141 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Properly
4142 detect a view-conversion of the decl.
4144 2012-05-16 Dodji Seketeli <dodji@redhat.com>
4146 PR preprocessor/7263
4147 * c-tree.h (enum c_declspec_word): Declare new enum.
4148 (struct c_declspecs::locations): New member.
4149 (declspecs_add_qual, declspecs_add_scspec)
4150 (declspecs_add_addrspace, declspecs_add_alignas): Take a new
4152 * c-decl.c (build_null_declspecs): Initialize the new struct
4153 c_declspecs::locations member.
4154 (declspecs_add_addrspace): Take a location parameter for the
4155 address space. Store it onto declaration specifiers.
4156 (declspecs_add_qual): Likewise, take a location parameter for the
4158 (declspecs_add_type): Likewise, take a location parameter for the
4160 (declspecs_add_scspec): Likewise, take a location parameter for
4161 the storage class specifier.
4162 (declspecs_add_attrs): Likewise, take a location parameter for the
4164 (declspecs_add_alignas): Likewise, take a location parameter for
4166 (finish_declspecs): For diagnostics, use the location of the
4167 relevant declspec, instead of the global input_location.
4168 * c-parser.c (c_parser_parameter_declaration): Pass the precise
4169 virtual location of the declspec to the declspecs-setters.
4170 (c_parser_declspecs): Likewise. Avoid calling c_parser_peek_token
4173 2012-05-16 Igor Zamyatin <igor.zamyatin@intel.com>
4175 * configure.ac: Stack protector enabling for Android targets.
4176 * configure: Regenerate.
4178 2012-05-16 Richard Sandiford <r.sandiford@uk.ibm.com>
4180 * ira.c (pseudo_move_insn): Delete.
4181 (find_moveable_pseudos): Don't set it.
4182 (move_unallocated_pseudos): Use DF_REG_DEF_CHAIN to find
4183 the definitions of the original pseudo. Delete all of them.
4185 2012-05-16 Olivier Hainque <hainque@adacore.com>
4187 * config/rs6000/rs6000-opts.h (enum processor_type): Add
4189 * config/rs6000/rs6000-cpus.def: Reference it for cpu="8548".
4190 * config/rs6000/rs6000.md (cpu attribute definition): Add ppc8548.
4191 * config/rs6000/8540.md: indicate that the units/patterns apply to
4194 * config/rs6000/rs6000.c (rs6000_option_override_internal): Rename
4195 default_cpu into implicit_cpu, conveying what --with-cpu was passed at
4196 configure time. Treat implicit_cpu as have_CPU. Pick defaults for SPE
4197 related flags, check that what is queried is supported by the selected
4198 configuration. Rework the single/double_float and MASK_STRING resets to
4199 hit for all the E500 cores (854x + E500MC variants). Select the ppc8540
4200 costs for PROCESSOR_PPC8548 as well.
4201 (rs6000_issue_rate): case CPU_PPC8548 together with CPU_PPC8540.
4202 (rs6000_use_sched_lookahead): Likewise, rewriting function as a case
4203 statement instead of a sequence of ifs.
4205 * config/rs6000/rs6000.h (TARGET_E500): Remove.
4206 (TARGET_NO_LWSYNC): Adjust accordingly.
4207 * config/rs6000/e500.h (TARGET_E500): Remove.
4208 (CHECK_E500_OPTIONS): Adjust accordingly.
4209 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove.
4210 (TARGET_DEFAULT): Reformat definition to match the one in linuxspe.h.
4211 * config/rs6000/linuxspe.h: Likewise.
4212 * config/rs6000/vxworks.h: Remove bogus TARGET_E500 overrides and
4213 superfluous comments.
4214 * config/rs6000/e500-double.h: Remove.
4216 * config.gcc (pick a default with_cpu): For powerpc*-*-*spe*,
4217 default to with_cpu=8548 if --enable-e500-double, and to 8540
4219 (set misc flags section): For powerpc*|rs6000*, remove inclusion
4220 of e500-double.h for --enable-e500-double.
4222 2012-05-16 Olivier Hainque <hainque@adacore.com>
4224 * Makefile.in (s-header-vars): Resort to -n instead of trailing
4225 -e d in sed invocation.
4227 2012-05-16 Hans-Peter Nilsson <hp@axis.com>
4229 * doc/tm.texi.in (Type Layout) <SIZE_TYPE>: Update reference to
4231 * doc/tm.texi: Regenerate.
4233 2012-05-15 Paolo Carlini <paolo.carlini@oracle.com>
4235 * tree.h (EXPR_LOCATION): Use CAN_HAVE_LOCATION_P.
4237 2012-05-15 Jakub Jelinek <jakub@redhat.com>
4240 * config/i386/i386.md (*addqi_2 peephole with QImode addition): Check
4241 that operands[2] is either immediate, or q_regs_operand.
4243 2012-05-15 Richard Guenther <rguenther@suse.de>
4245 * cgraphunit.c (thunk_adjust): Use make_rename_temp.
4246 (assemble_thunk): Likewise. Manually rename and register
4249 2012-05-15 Richard Guenther <rguenther@suse.de>
4251 PR tree-optimization/53355
4252 * tree-vrp.c (extract_range_from_binary_expr_1): Handle LSHIFT_EXPRs
4255 2012-05-15 Tristan Gingold <gingold@adacore.com>
4257 * tree-ssa-strlen.c (get_string_length): Convert lhs if needed.
4259 2012-05-15 Richard Guenther <rguenther@suse.de>
4261 * gimple.c (gimple_set_modified): Move ...
4262 * gimple.h (gimple_set_modified): ... here.
4264 2012-05-15 Tristan Gingold <gingold@adacore.com>
4266 * ira-color.c (move_spill_restore): Add a guard.
4268 2012-05-15 Tristan Gingold <gingold@adacore.com>
4270 * config/ia64/ia64.c (ia64_emit_probe_stack_range): Adjust calls to
4273 2012-05-15 Eric Botcazou <ebotcazou@adacore.com>
4275 * gimplify.c (gimplify_init_constructor): Do a block move for very
4276 small objects as well.
4278 2012-05-15 Bernd Schmidt <bernds@codesourcery.com>
4280 * ira.c (find_moveable_pseudos): Skip registers whose
4281 DF_REG_EQ_USE_COUNT is nonzero.
4283 2012-05-15 Kenneth Zadeck <zadeck@naturalbridge.com>
4285 * doc/md.texi (fma): Define to only be applicable for single rounding.
4287 2012-05-14 Uros Bizjak <ubizjak@gmail.com>
4290 * config/i386/i386.c (ix86_expand_special_args_builtin): Always
4291 generate target register for "load" class builtins.
4294 2010-10-22 Uros Bizjak <ubizjak@gmail.com>
4297 * config/i386/sse.md (*avx_movu<ssemodesuffix><avxmodesuffix>):
4298 Rename from avx_movu<ssemodesuffix><avxmodesuffix>.
4299 (avx_movu<ssemodesuffix><avxmodesuffix>): New expander.
4300 (*<sse>_movu<ssemodesuffix>): Rename from <sse>_movu<ssemodesuffix>.
4301 (<sse>_movu<ssemodesuffix>): New expander.
4302 (*avx_movdqu<avxmodesuffix>): Rename from avx_movdqu<avxmodesuffix>.
4303 (avx_movdqu<avxmodesuffix>): New expander.
4304 (*sse2_movdqu): Rename from sse2_movdqu.
4305 (sse2_movdqu): New expander.
4307 2012-05-14 Marc Glisse <marc.glisse@inria.fr>
4310 * config/i386/i386.c (ix86_expand_vec_perm_const): Move code to ...
4311 (canonicalize_perm): ... new function.
4312 (expand_vec_perm_2vperm2f128_vshuf): New function.
4313 (ix86_expand_vec_perm_const_1): Call it.
4315 2012-05-14 Andrew Pinski <apinski@cavium.com>
4316 H.J. Lu <hongjiu.lu@intel.com>
4317 Jakub Jelinek <jakub@redhat.com>
4320 * config/i386/i386.md (xbegin_1): Use + in constraint and match_dup.
4323 2012-05-14 Jakub Jelinek <jakub@redhat.com>
4325 * dwarf2out.c (dwarf2out_define, dwarf2out_undef): Treat
4326 lineno 1 the same as lineno 0 before first start file directive.
4327 (optimize_macinfo_range): Likewise.
4329 * dwarf2out.c (have_macinfo): Define.
4330 (dwarf2out_finish): Don't emit DW_AT_GNU_macros or DW_AT_macro_info
4331 attribute, don't force empty compilation unit and don't emit any
4332 .debug_macinfo/.debug_macro section if macinfo_table is empty.
4334 2012-05-14 Georg-Johann Lay <avr@gjlay.de>
4337 * config/avr/avr.c (avr_const_address_lo16): Remove.
4338 (avr_assemble_integer): Print ".byte lo8(x)",
4339 ".byte hi8(x)", ".byte hh8(x)" instead of emit an assembler
4340 .warning if 3-byte address is assembled.
4341 * doc/extend.texi (AVR Named Address Spaces): Document that
4342 binutils 2.23 is needed to assemble 3-byte addresses.
4344 2012-05-14 Richard Guenther <rguenther@suse.de>
4346 * tree-vect-data-refs.c (vect_setup_realignment): Remove
4347 call to mark_symbols_for_renaming.
4348 (vect_permute_load_chain): Likewise.
4349 * tree-vect-loop.c (vect_is_slp_reduction): Update stmt
4350 instead of calling mark_symbols_for_renaming.
4351 * tree-vect-stmts.c (read_vector_array): Remove call to
4352 mark_symbols_for_renaming.
4353 (write_vector_array): Likewise.
4354 (vectorizable_call): Likewise.
4355 (vectorizable_store): Likewise.
4356 (vectorizable_load): Likewise.
4357 * matrix-reorg.c (transform_allocation_sites): Likewise.
4358 * tree-ssa-pre.c (create_expression_by_pieces): Likewise.
4359 (create_expression_by_pieces): Likewise.
4361 2012-05-14 Richard Guenther <rguenther@suse.de>
4363 * gimplify.c (gimple_regimplify_operands): Only mark the LHS
4364 of statements for renaming.
4365 (force_gimple_operand_1): Likewise, consistently for both
4366 calls to force_gimple_operand and force_gimple_operand_gsi.
4368 2012-05-14 Richard Guenther <rguenther@suse.de>
4370 * tree-dfa.c (make_rename_temp): Be forgiving if not in SSA form.
4371 * omp-low.c (expand_omp_taskreg): Properly conditionalize call
4373 (expand_omp_for): Likewise.
4374 (expand_omp_for_generic): Adjust conditional add to referenced vars.
4375 Use make_rename_temp for temporaries that should be rewritten into
4377 (expand_omp_for_static_nochunk): Likewise.
4378 (expand_omp_atomic_pipeline): Likewise.
4380 2012-05-14 Richard Guenther <rguenther@suse.de>
4382 PR tree-optimization/53331
4383 * tree-vect-data-refs.c (vect_verify_datarefs_alignment): Ignore
4385 * tree-vect-stmts.c (vect_model_load_cost): Handle strided loads.
4387 2012-05-14 Manuel López-Ibáñez <manu@gcc.gnu.org>
4390 * doc/options.texi: (LangEnabledBy): Document it.
4391 * optc-gen.awk: Handle LangEnabledBy.
4392 * opth-gen.awk: Generate declaration for lang-specific functions.
4393 * opt-read.awk: Record lang numbers.
4394 * opt-functions.awk (flag_set_p): Ignore the arguments of flags.
4395 (lang_sanitized_name): New.
4397 2012-05-14 Bernd Schmidt <bernds@codesourcery.com>
4399 * attribs.c (decl_attributes): Avoid emitting a warning if
4401 * doc/rtl.texi (CALL_INSN_FUNCTION_USAGE): Use lowercase for rtx
4402 codes. Document meaning of sets inside CALL_INSN_FUNCTION_USAGE.
4403 * builtin-attrs.def (DEF_ATTR_FOR_STRING): Define. Use it to
4404 define a string "1".
4405 (ATTR_RET1_NOTHROW_NONNULL_LEAF): New attr definition.
4406 * builtins.def (BUILT_IN_MEMCPY, BUILT_IN_MEMMOVE, BUILT_IN_MEMSET,
4407 BUILT_IN_STRCPY): Use it for these functions.
4408 * postreload.c (reload_combine): Deal with SETs inside
4409 CALL_INSN_FUNCTION_USAGE.
4410 * caller-save.c (setup_save_areas, save_call_clobbered_regs):
4411 Look for REG_RETURNED notes and use a cheap restore if possible.
4412 * ira-int.h (struct ira_allocno): New member cheap_calls_crossed_num.
4413 (ALLOCNO_CHEAP_CALLS_CROSSED_NUM): New macro.
4414 * ira-build.c (ira_create_allocno, create_cap_allocno,
4415 propagate_allocno_info, propagate_some_info_from_allocno,
4416 copy_info_to_removed_store_destination, ira_flattening): Handle it.
4417 * ira-lives.c (pseudo_regno_single_word_and_live_p,
4418 find_call_crossed_cheap_reg): New static functions.
4419 (process_bb_node_lives): Look for SETs in CALL_INSN_FUNCTION_USAGE,
4420 and set ALLOCNO_CHEAP_CALLS_CROSSED_NUM if possible. Also make
4421 a REG_RETURNED note in that case.
4422 * ira.c (setup_reg_renumber): Change assert to allow cases where
4423 allocnos only cross calls for which they are cheap to restore.
4424 * ira-costs.c (ira_tune_allocno_costs): Compare
4425 ALLOCNO_CALLS_CROSSED_NUM to ALLOCNO_CHEAP_CALLS_CROSSED_NUM rather
4427 * reg-notes.def (REG_RETURNED): New note.
4428 * cse.c (cse_insn): Likewise.
4429 * sched-deps.c (sched_analyze_insn): Likewise.
4430 * expr.c (init_block_move_fn): Set a "fn spec" attribute.
4431 * calls.c (decl_return_flags): New static function.
4432 (expand_call): Generate a SET in CALL_INSN_FUNCTION_USAGE for
4433 functions that return one of their arguments.
4434 * regcprop.c (struct kill_set_value_data): New.
4435 (kill_set_value): Interpret data as a pointer to such a struct.
4436 Do nothing if the caller wants the register to be ignored.
4437 (copyprop_hardreg_forward_1): Handle SETs in CALL_INSN_FUNCTION_USAGE.
4439 2012-05-14 Richard Guenther <rguenther@suse.de>
4441 PR tree-optimization/53340
4442 * tree-ssa-pre.c (op_valid_in_sets): Fix error in last commit.
4444 2012-05-14 Richard Guenther <rguenther@suse.de>
4446 * gimplify.c (gimplify_expr): Remove odd code.
4448 2012-05-14 Eric Botcazou <ebotcazou@adacore.com>
4450 * stor-layout.c (bit_from_pos): Distribute conversion to bitsizetype
4451 into a PLUS_EXPR byte offset.
4453 * tree-ssa-pre.c (can_value_number_call): Delete.
4454 (compute_avail): Skip all statements with side effects.
4455 <GIMPLE_CALL>: Skip calls to internal functions.
4457 2012-05-13 Steven Bosscher <steven@gcc.gnu.org>
4459 * config/pa/pa.md: Use define_c_enum for "unspec" and "unspecv".
4461 2012-05-13 Manuel López-Ibáñez <manu@gcc.gnu.org>
4463 * common.opt (Wtype-limits): Use EnabledBy.
4465 2012-05-13 Uros Bizjak <ubizjak@gmail.com>
4467 * config/i386/i386.md (*pushtf): Enable for TARGET_SSE.
4468 (pushtf splitter): Ditto.
4470 (*movtf_internal): Ditto. Use V4SFmode for !TARGET_SSE2.
4471 (<code>tf2): Enable for TARGET_SSE.
4472 (*absnegtf2_sse): Ditto.
4473 (copysign<mode>3): Enable TFmode for TARGET_SSE.
4474 (copysign<mode>3_const): Ditto.
4475 (copysign<mode>3_var): Ditto.
4476 * config/i386/sse.md (<code>tf3): Enable for TARGET_SSE.
4477 (*andnottf3): Ditto. Use V4SFmode for !TARGET_SSE2.
4478 (*<code>tf3): Ditto.
4479 * config/i386/i386.c (struct builtin_description bdesc_args)
4480 <IX86_BUILTIN_FABSQ>: Enable for TARGET_SSE.
4481 <IX86_BUILTIN_COPYSIGNQ>: Ditto.
4482 (ix86_expand_builtin) <IX86_BUILTIN_FABSQ, IX86_BUILTIN_COPYSIGNQ>:
4483 Emit a normal call if SSE isn't available.
4485 2012-05-13 Uros Bizjak <ubizjak@gmail.com>
4487 * config/i386/sse.md (<sse>_andnot<mode>3): Handle
4488 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL.
4489 (<code><mode>3): Ditto.
4490 (*andnot<mode>3): Ditto.
4491 (*andnottf3): Ditto.
4492 (*<code><mode>3): Ditto.
4495 2012-05-13 Manuel López-Ibáñez <manu@gcc.gnu.org>
4497 * optc-gen.awk: Error instead of warning for conflicting help.
4499 2012-05-12 Jason Merrill <jason@redhat.com>
4502 * dwarf2out.c (build_local_stub): Prefer DW_AT_signature for
4505 2012-05-12 Eric Botcazou <ebotcazou@adacore.com>
4507 * function.c (requires_stack_frame_p): If the function can throw
4508 non-call exceptions, return true if the insn can throw internally.
4510 2012-05-12 Paolo Carlini <paolo.carlini@oracle.com>
4512 * doc/generic.texi: Rename TYPE_PTRMEM_P to TYPE_PTRDATAMEM_P.
4514 2012-05-12 Uros Bizjak <ubizjak@gmail.com>
4516 * config/alpha/alpha.c (alpha_emit_conditional_branch): Handle
4517 ORDERED and UNORDERED conditions.
4519 2012-05-11 Richard Guenther <rguenther@suse.de>
4521 * tree-flow.h (referenced_var_check_and_insert): Remove.
4522 (find_new_referenced_vars): Likewise.
4523 * tree-dfa.c (referenced_var_check_and_insert): Make static.
4524 (find_new_referenced_vars_1, find_new_referenced_vars): Remove.
4525 * tree-inline.c (copy_bb): Use find_referenced_vars_in
4526 instead of find_new_referenced_vars.
4527 * gimple-fold.c (gimplify_and_update_call_from_tree): Likewise.
4529 2012-05-11 Richard Guenther <rguenther@suse.de>
4531 * tree-pass.h (pass_rest_of_compilation,
4532 pass_all_optimizations, pass_postreload, pass_all_early_optimizations):
4534 * passes.c (pass_all_optimizations, pass_postreload,
4535 pass_all_early_optimizations): Make static.
4536 (pass_rest_of_compilation): Likewise. Make it an RTL_PASS.
4537 * tree-phinodes.c (init_phinodes, fini_phinodes): Remove.
4538 * tree-ssa.c (init_tree_ssa): Do not call init_phinodes.
4539 (delete_tree_ssa): Do not call fini_phinodes.
4540 * tree-flow.h (init_phinodes, fini_phinodes): Remove.
4542 2012-05-11 Manuel López-Ibáñez <manu@gcc.gnu.org>
4545 * doc/options.texi (EnabledBy): Document
4546 * opts.c: Include opts.h and options.h before tm.h.
4547 (finish_options): Do not handle some sub-options here...
4548 (common_handle_option): ... instead call common_handle_option_auto
4550 * optc-gen.awk: Handle EnabledBy.
4551 * opth-gen.awk: Declare common_handle_option_auto.
4552 * common.opt (Wuninitialized): Use EnabledBy. Delete Init.
4553 (Wmaybe-uninitialized): Likewise.
4554 (Wunused-but-set-variable): Likewise.
4555 (Wunused-function): Likewise.
4556 (Wunused-label): Likewise.
4557 (Wunused-value): Likewise.
4558 (Wunused-variable): Likewise.
4559 * opt-read.awk: Create opt_numbers array.
4561 2012-05-11 Richard Guenther <rguenther@suse.de>
4563 PR tree-optimization/53295
4564 * tree-data-ref.h (stride_of_unit_type_p): Handle non-constant
4566 * tree-data-ref.c (dr_analyze_innermost): Allow non-constant
4567 strides when analyzing data-references in a loop context.
4568 * tree-vect-data-refs.c (vect_mark_for_runtime_alias_test): Reject
4569 non-constant strides for now.
4570 (vect_enhance_data_refs_alignment): Ignore data references
4571 that are strided loads.
4572 (vect_analyze_data_ref_access): Handle non-constant strides.
4573 (vect_check_strided_load): Verify the data-reference is a load.
4574 (vect_analyze_data_refs): Restructure to make strided load
4575 support not dependent on gather support.
4576 * tree-vect-stmts.c (vectorizable_load): Avoid useless work
4577 when doing strided or gather loads.
4578 * tree-vect-loop-manip.c (vect_vfa_segment_size): Use
4579 integer_zerop to compare stride with zero.
4581 2012-05-11 H.J. Lu <hongjiu.lu@intel.com>
4583 * config/i386/driver-i386.c (host_detect_local_cpu): Support RTM.
4585 2012-05-11 Jan Hubicka <jh@suse.cz>
4588 * varpool.c (varpool_assemble_decl): Also output constat pool entries
4589 that output_constant_pool missed.
4591 2012-05-11 Mingjie Xing <mingjie.xing@gmail.com>
4593 * config/mips/t-vxworks: Change MUTLILIB_EXTRA_OPTS to
4594 MULTILIB_EXTRA_OPTS.
4596 2012-05-11 Uros Bizjak <ubizjak@gmail.com>
4599 * config/i386/i386.md (xtest): Use NE condition in ix86_expand_setcc.
4601 2012-05-11 Uros Bizjak <ubizjak@gmail.com>
4603 * config/i386/i386.md (*movti_internal_rex64): Avoid MOVAPS size
4604 optimization for TARGET_AVX.
4605 (*movti_internal_sse): Ditto.
4606 (*movdi_internal_rex64): Handle TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL.
4607 (*movdi_internal): Ditto.
4608 (*movsi_internal): Ditto.
4609 (*movtf_internal): Avoid MOVAPS size optimization for TARGET_AVX.
4610 (*movdf_internal_rex64): Ditto.
4611 (*movfd_internal): Ditto.
4612 (*movsf_internal): Ditto.
4613 * config/i386/sse.md (mov<mode>): Handle TARGET_SSE_LOAD0_BY_PXOR.
4615 2012-05-10 Eric Botcazou <ebotcazou@adacore.com>
4617 * dwarf2out.c (add_byte_size_attribute) <RECORD_TYPE>: Handle variable
4618 reference as size attribute.
4620 2012-05-10 Eric Botcazou <ebotcazou@adacore.com>
4621 Tristan Gingold <gingold@adacore.com>
4623 * doc/md.texi (Standard Names): Document probe_stack_address.
4624 * explow.c (emit_stack_probe): Handle probe_stack_address.
4625 * config/ia64/ia64.md (UNSPECV_PROBE_STACK_ADDRESS): New constant.
4626 (UNSPECV_PROBE_STACK_RANGE): Likewise.
4627 (probe_stack_address): New insn.
4628 (probe_stack_range): Likewise.
4629 * config/ia64/ia64.c: Include common/common-target.h.
4630 (ia64_compute_frame_size): Mark r2 and r3 as used if static stack
4631 checking is enabled.
4632 (ia64_emit_probe_stack_range): New function.
4633 (output_probe_stack_range): Likewise.
4634 (ia64_expand_prologue): Invoke ia64_emit_probe_stack_range if static
4635 builtin stack checking is enabled.
4636 (rtx_needs_barrier) <UNSPEC_VOLATILE>: Handle UNSPECV_PROBE_STACK_RANGE
4637 and UNSPECV_PROBE_STACK_ADDRESS.
4638 (unknown_for_bundling_p): New predicate.
4639 (group_barrier_needed): Use important_for_bundling_p.
4640 (ia64_dfa_new_cycle): Use unknown_for_bundling_p.
4641 (issue_nops_and_insn): Likewise.
4642 (bundling): Likewise.
4643 (final_emit_insn_group_barriers): Likewise.
4644 * config/ia64/ia64-protos.h (output_probe_stack_range): Declare.
4645 * config/ia64/hpux.h (STACK_CHECK_STATIC_BUILTIN): Define.
4646 (STACK_CHECK_PROTECT): Likewise.
4647 * config/ia64/linux.h (STACK_CHECK_STATIC_BUILTIN): Likewise.
4649 2012-05-10 Jan Hubicka <jh@suse.cz>
4651 * ipa-inline.c (update_all_callee_keys): Remove.
4652 (inline_small_functions): Simplify priority updating.
4654 2012-05-10 Jan Hubicka <jh@suse.cz>
4656 * ipa.c (symtab_remove_unreachable_nodes): Fix marking of clones.
4658 2012-05-10 Jan Hubicka <jh@suse.cz>
4660 * cgraph.h (cgraph_remove_unreachable_nodes): Rename to ...
4661 (symtab_remove_unreachable_nodes): ... this one.
4662 * ipa-cp.c (ipcp_driver): Do not remove unreachable nodes.
4663 * cgraphunit.c (ipa_passes): Update.
4664 * cgraphclones.c (cgraph_materialize_all_clones): Update.
4665 * cgraph.c (cgraph_release_function_body): Only turn initial
4666 into error mark when initial was previously set.
4667 * ipa-inline.c (ipa_inline): Update.
4668 * ipa.c: Include ipa-inline.h
4669 (enqueue_cgraph_node, enqueue_varpool_node): Remove.
4670 (enqueue_node): New function.
4671 (process_references): Update.
4672 (symtab_remove_unreachable_nodes): Cleanup.
4673 * passes.c (execute_todo, execute_one_pass): Update.
4675 2012-05-10 Vladimir Makarov <vmakarov@redhat.com>
4677 PR rtl-optimization/53125
4678 * ira.c (ira): Call find_moveable_pseudos and
4679 move_unallocated_pseudos if only ira_conflicts_p is true.
4681 2012-05-10 Uros Bizjak <ubizjak@gmail.com>
4683 * config/i386/i386.md (*movoi_internal_avx): Handle
4684 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL and TARGET_SSE_TYPELESS_STORES.
4685 (*movti_internal_rex64): Handle TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL.
4686 (*movti_internal_sse): Ditto.
4687 (*movtf_internal): Ditto.
4688 * config/i386/sse.md (ssePSmode): New mode attribute.
4689 (*move<mode>_internal): Use ssePSmode.
4690 (*<sse>_movu<ssemodesuffix><avxsizesuffix>): Ditto.
4691 (*<sse2>_movdqu<avxsizesuffix>): Ditto.
4692 * config/i386/i386.c (standard_sse_constant_opcode): Do not handle
4693 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL here.
4695 2012-05-10 Eric Botcazou <ebotcazou@adacore.com>
4697 * gimplify.c (gimplify_decl_expr): For a TYPE_DECL, also gimplify the
4698 DECL_ORIGINAL_TYPE if it is present.
4700 2012-05-10 Nick Clifton <nickc@redhat.com>
4703 * config/m32c/bitops.md (bset_qi): Change operand 2 from having
4704 a "0" constraint to being a (match_dup 0).
4706 2012-05-10 Richard Guenther <rguenther@suse.de>
4708 * stor-layout.c (byte_from_pos): Amend comment.
4710 2012-05-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4712 * doc/extend.texi (X86 Built-in Functions, __builtin_cpu_init):
4713 Document requirement to call in constructors.
4715 * config/i386/i386.c: Update comments for i386-cpuinfo.c name change.
4717 2012-05-10 Richard Guenther <rguenther@suse.de>
4719 * tree.h (TYPE_IS_SIZETYPE): Remove.
4720 * fold-const.c (int_const_binop_1): Remove TYPE_IS_SIZETYPE use.
4721 (extract_muldiv_1): Likewise.
4722 * gimple.c (gtc_visit): Likewise.
4723 (gimple_types_compatible_p): Likewise.
4724 (iterative_hash_canonical_type): Likewise.
4725 (gimple_canonical_types_compatible_p): Likewise.
4726 * gimplify.c (gimplify_one_sizepos): Likewise.
4727 * print-tree.c (print_node): Likewise.
4728 * stor-layout.c (initialize_sizetypes): Do not set TYPE_IS_SIZETYPE.
4730 2012-05-09 Uros Bizjak <ubizjak@gmail.com>
4733 * config/i386/sse.md (vec_widen_smult_hi_v4si): Expand using
4734 xop_pmacsdqh insn pattern instead of xop_mulv2div2di3_high.
4735 (vec_widen_smult_lo_v4si): Expand using xop_pmacsdql insn pattern
4736 instead of xop_mulv2div2di3_low.
4737 (xop_p<macs>dql): Fix vec_select selector.
4738 (xop_p<macs>dqh): Ditto.
4739 (xop_mulv2div2di3_low): Remove insn_and_split pattern.
4740 (xop_mulv2div2di3_high): Ditto.
4742 2012-05-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
4745 * diagnostic.h (diagnostic_context): Add last_location.
4746 * diagnostic.c (diagnostic_initialize): Initialize it.
4747 (diagnostic_show_locus): Use it.
4749 2012-05-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
4751 * doc/extend.texi (Function Attributes): Point xref to section
4754 2012-05-09 Uros Bizjak <ubizjak@gmail.com>
4756 * config/i386/i386.c (*movdf_internal_rex64): Remove
4757 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL handling from asm output code.
4758 Calculate "mode" attribute according to
4759 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL flag.
4760 (*movdf_internal): Ditto.
4762 2012-05-09 Uros Bizjak <ubizjak@gmail.com>
4765 * config/i386/i386.c (ix86_expand_vector_move_misalign): Do not handle
4766 128 bit vectors specially for TARGET_AVX. Emit sse2_movupd and
4767 sse_movupd RTXes for TARGET_AVX, TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL
4768 or when optimizing for size.
4769 * config/i386/sse.md (*mov<mode>_internal): Remove
4770 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL handling from asm output code.
4771 Calculate "mode" attribute according to optimize_function_for_size_p
4772 and TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL flag.
4773 (*<sse>_movu<ssemodesuffix><avxsizesuffix>): Choose asm template
4774 depending on the mode of the instruction. Calculate "mode" attribute
4775 according to optimize_function_for_size_p, TARGET_SSE_TYPELESS_STORES
4776 and TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL flags.
4777 (*<sse2>_movdqu<avxsizesuffix>): Ditto.
4779 2012-05-09 Georg-Johann Lay <avr@gjlay.de>
4782 * config/avr/elf.h (ASM_DECLARE_FUNCTION_NAME): Remove.
4783 * config/avr/avr-protos.h (avr_asm_declare_function_name): Remove.
4784 * config/avr/avr.h (struct machine_function): Add attributes_checked_p.
4785 * config/avr/avr.c (avr_asm_declare_function_name): Remove.
4786 (expand_prologue): Move initialization of cfun->machine->is_naked,
4787 is_interrupt, is_signal, is_OS_task, is_OS_main from here to...
4788 (avr_set_current_function): ...this new static function.
4789 (TARGET_SET_CURRENT_FUNCTION): New define.
4790 (avr_function_ok_for_sibcall): Use cfun->machine->is_* instead of
4791 checking attributes of current_function_decl.
4792 (avr_regs_to_save): Ditto.
4793 (signal_function_p): Rename to avr_signal_function_p.
4794 (interrupt_function_p): Rename to avr_interrupt_function_p.
4796 * doc/extend.texi (Function Attributes): Better explanation of
4797 'interrupt' and 'signal' for AVR. Move 'ifunc' down to establish
4800 2012-05-09 Michael Matz <matz@suse.de>
4802 PR tree-optimization/53185
4803 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Disable
4804 peeling when we see strided loads.
4806 2012-05-09 Matthias Klose <doko@ubuntu.com>
4808 * gcc-ar.c (main): Don't check for execute bits for the plugin.
4810 2012-05-09 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
4812 * tree-ssa-loop-ivopts.c (add_autoinc_candidates, get_address_cost):
4813 Replace use of HAVE_{POST/PRE}_{INCREMENT/DECREMENT} with
4814 USE_{LOAD/STORE}_{PRE/POST}_{INCREMENT/DECREMENT} appropriately.
4815 * config/arm/arm.h (ARM_AUTOINC_VALID_FOR_MODE_P): New.
4816 (USE_LOAD_POST_INCREMENT): Define.
4817 (USE_LOAD_PRE_INCREMENT): Define.
4818 (USE_LOAD_POST_DECREMENT): Define.
4819 (USE_LOAD_PRE_DECREMENT): Define.
4820 (USE_STORE_PRE_DECREMENT): Define.
4821 (USE_STORE_PRE_INCREMENT): Define.
4822 (USE_STORE_POST_DECREMENT): Define.
4823 (USE_STORE_POST_INCREMENT): Define.
4824 (arm_auto_incmodes): Add enumeration.
4825 * config/arm/arm-protos.h (arm_autoinc_modes_ok_p): Declare.
4826 * config/arm/arm.c (arm_autoinc_modes_ok_p): Define.
4828 2012-05-09 Jakub Jelinek <jakub@redhat.com>
4830 PR tree-optimization/53226
4831 * tree-ssa-forwprop.c (ssa_forward_propagate_and_combine): Remove
4832 prev and prev_initialized vars, gimple_set_plf (stmt, GF_PLF_1, false)
4833 before processing it and gimple_set_plf (stmt, GF_PLF_1, true) if it
4834 doesn't need to be revisited, look for earliest stmt with
4835 !gimple_plf (stmt, GF_PLF_1) if something changed.
4837 2012-05-09 Terry Guo <terry.guo@arm.com>
4839 * genmultilib: Update copyright dates.
4840 * doc/fragments.texi: Ditto.
4842 2012-05-09 Terry Guo <terry.guo@arm.com>
4844 * Makefile.in (s-mlib): Add new argument MULTILIB_REQUIRED.
4845 * genmultilib (MULTILIB_REQUIRED): New.
4846 * doc/fragments.texi: Document the MULTILIB_REQUIRED.
4848 2012-05-09 Richard Guenther <rguenther@suse.de>
4850 * tree-vectorizer.h (vect_loop_versioning): Adjust prototype.
4851 (vect_do_peeling_for_loop_bound): Likewise.
4852 (vect_do_peeling_for_alignment): Likewise.
4853 * tree-vect-loop-manip.c (conservative_cost_threshold): Remove.
4854 (vect_do_peeling_for_loop_bound): Get check_profitability and
4855 threshold as parameters.
4856 (vect_do_peeling_for_alignment): Likewise.
4857 (vect_loop_versioning): Likewise.
4858 * tree-vect-loop.c (vect_transform_loop): Compute check_profitability
4859 and threshold here. Control where to put the check here.
4861 2012-05-09 Richard Sandiford <rdsandiford@googlemail.com>
4864 * dwarf2out.h (get_address_mode): Move declaration to...
4866 * dwarf2out.c (get_address_mode): Move definition to...
4867 * rtlanal.c: ...here.
4868 * var-tracking.c (get_address_mode): Delete.
4869 * combine.c (find_split_point): Use get_address_mode instead of
4870 targetm.addr_space.address_mode.
4871 * cselib.c (cselib_record_sets): Likewise.
4872 * dse.c (canon_address, record_store): Likewise.
4873 * emit-rtl.c (adjust_address_1, offset_address): Likewise.
4874 * expr.c (move_by_pieces, emit_block_move_via_loop, store_by_pieces)
4875 (store_by_pieces_1, expand_assignment, store_expr, store_constructor)
4876 (expand_expr_real_1): Likewise.
4877 * ifcvt.c (noce_try_cmove_arith): Likewise.
4878 * optabs.c (maybe_legitimize_operand_same_code): Likewise.
4879 * reload.c (find_reloads): Likewise.
4880 * sched-deps.c (sched_analyze_1, sched_analyze_2): Likewise.
4881 * sel-sched-dump.c (debug_mem_addr_value): Likewise.
4883 2012-05-09 Maciej W. Rozycki <macro@codesourcery.com>
4885 * config/mips/mips.c (mips16_gp_pseudo_reg): Remove line
4886 information from the instruction produced.
4888 2012-05-09 Richard Guenther <rguenther@suse.de>
4890 * stor-layout.c (bit_from_pos): Document.
4891 (byte_from_pos): Likewise. Optimize.
4892 (pos_from_bit): Likewise.
4893 (normalize_offset): Use pos_from_bit instead of replicating it.
4895 2012-05-09 Alan Modra <amodra@gmail.com>
4898 * config/rs6000/rs6000.c (gen_frame_set): New function.
4899 (gen_frame_load, gen_frame_store): New functions.
4900 (rs6000_savres_rtx): Use the above.
4901 (rs6000_emit_epilogue, rs6000_emit_prologue): Here too.
4902 Correct mode used for CR2 in save/restore_world patterns.
4903 Don't emit instructions for eh_return frame unwind reg info.
4905 2012-05-08 Jan Hubicka <jh@suse.cz>
4907 * cgraphbuild.c (build_cgraph_edges): Do not finalize vars
4909 * cgraph.h (varpool_can_remove_if_no_refs): Vars with VALUE_EXPR
4911 * toplev.c (wrapup_global_declaration_2): Vars with VALUE_EXPR
4913 (compile_file): Do not output variables.
4914 * cgraphbuild.c (varpool_finalize_decl): When var is finalized late,
4916 * langhooks.c: Include timevar.h
4917 (write_global_declarations): Finalize compilation unit after wrapup;
4918 set timevars correctly.
4919 * passes.c (rest_of_decl_compilation): Decls with VALUE_EXPR needs
4920 not to be added to varpool.
4921 * varpool.c (varpool_assemble_decl): Sanity check that we are called
4922 only on cases where it makes sense; skip constant pool and value expr
4925 2012-05-08 David S. Miller <davem@davemloft.net>
4927 * config/sparc/linux.h (LINK_SPEC): Don't pass "-Y" option.
4928 * config/sparc/linux64.h (LINK_ARCH32_SPEC): Likewise.
4929 * config/sparc/linux64.h (LINK_ARCH64_SPEC): Likewise.
4931 2012-05-08 Richard Sandiford <rdsandiford@googlemail.com>
4933 PR rtl-optimization/53278
4934 * lower-subreg.c (decompose_multiword_subregs): Remove left-over
4935 speed_p code from earlier patch.
4937 2012-05-08 Oleg Endo <olegendo@gcc.gnu.org>
4940 * config/sh/sh.md (*branch_true, *branch_false): New insns.
4942 2012-05-08 Teresa Johnson <tejohnson@google.com>
4944 * gcov-io.h (__gcov_reset, __gcov_dump): Declare.
4945 * doc/gcov.texi: Add note on using __gcov_reset and __gcov_dump.
4947 2012-05-08 Jan Hubicka <jh@suse.cz>
4949 * cgraph.c (cgraph_call_edge_duplication_hooks): Export.
4950 (cgraph_create_node_1): Rename to ...
4951 (cgraph_create_empty_node): ... this one; export.
4952 (cgraph_create_node): Update.
4953 (cgraph_set_call_stmt_including_clones): Move to cgraphclones.c
4954 (cgraph_create_edge_including_clones): Likewise.
4955 (cgraph_find_replacement_node): Likewise.
4956 (cgraph_clone_edge): Likewise.
4957 (cgraph_clone_node): Likewise.
4958 (clone_function_name): Likewise.
4959 (cgraph_create_virtual_clone): Likewise.
4960 (cgraph_remove_node_and_inline_clones): Likewise.
4961 (cgraph_redirect_edge_call_stmt_to_callee): Move here from cgraphunit.c
4962 * cgraph.h: Reorder declarations so they match file of origin.
4963 (cgraph_create_empty_node): Declare.
4964 * cgraphunit.c (update_call_expr): Move to cgraphclones.c
4965 (cgraph_copy_node_for_versioning): Likewise.
4966 (cgraph_function_versioning): Likewise.
4967 (cgraph_materialize_clone): Likewise.
4968 (cgraph_redirect_edge_call_stmt_to_callee): Likewise.
4969 (cgraph_materialize_all_clones): Likewise.
4970 * cgraphclones.c: New file.
4971 * Makefile.in: Update for cgraphclones.
4973 2012-05-08 Uros Bizjak <ubizjak@gmail.com>
4976 * config/i386/i386.c (ix86_set_reg_reg_cost): New function.
4977 (ix86_rtx_costs): Handle SET.
4979 2012-05-08 Michael Matz <matz@suse.de>
4981 * basic-block.h (struct rtl_bb_info): Remove visited member and
4982 move head_ member to ...
4983 (struct basic_block_def.basic_block_il_dependent): ... the new
4984 member x, replacing but containing old member rtl.
4985 (enum bb_flags): New BB_VISITED flag.
4986 (BB_HEADER, BB_FOOTER): New macros.
4988 * jump.c (mark_all_labels): Adjust.
4989 * cfgcleanup.c (try_optimize_cfg): Adjust.
4990 * cfglayout.c (record_effective_endpoints): Adjust.
4991 (relink_block_chain): Ditto (and don't fiddle with visited).
4992 (fixup_reorder_chain): Adjust.
4993 (fixup_fallthru_exit_predecessor): Ditto.
4994 (cfg_layout_duplicate_bb): Ditto.
4995 * combine.c (update_cfg_for_uncondjump): Adjust.
4996 * bb-reorder.c (struct bbro_basic_block_data_def): Add visited member.
4997 (bb_visited_trace): New accessor.
4998 (mark_bb_visited): Move in front.
4999 (rotate_loop): Use bb_visited_trace.
5000 (find_traces_1_round): Ditto.
5001 (emit_barrier_after): Ditto.
5002 (copy_bb): Ditto, and initialize visited on resize.
5003 (reorder_basic_blocks): Initize visited member.
5004 (duplicate_computed_gotos): Clear bb flags at start, use
5007 * cfgrtl.c (try_redirect_by_replacing_jump): Adjust.
5008 (rtl_verify_flow_info_1): Ditto.
5009 (cfg_layout_split_block): Ditto.
5010 (cfg_layout_delete_block): Ditto.
5011 (cfg_layout_merge_blocks): Ditto.
5012 (init_rtl_bb_info): Adjust and initialize il.x.head_ member.
5014 2012-05-08 Hans-Peter Nilsson <hp@axis.com>
5017 * config/cris/cris.c (cris_normal_notice_update_cc): For TARGET_V32,
5018 when a constant source operand matches an "I" constraint, the "no
5019 CC0 change" applies to a register-destination only, not a
5020 strict_low_part-destination.
5022 2012-05-08 Richard Guenther <rguenther@suse.de>
5024 * fold-const.c (fold_binary_loc): Fold (X * CST1) & CST2
5025 to zero or to (X * CST1) & CST2' when CST1 has trailing zeros.
5027 2012-05-08 Georg-Johann Lay <avr@gjlay.de>
5029 * Makefile.in (TEXI_GCC_FILES): Add avr-mmcu.texi.
5031 * doc/avr-mmcu.texi: New auto-generated file.
5032 * doc/invoke.texi (AVR Options): Include avr-mmcu.texi in order
5033 to document all valid -mmcu= arguments.
5035 * config/avr/avr.h (arch_info_s): New struct definition.
5036 * config/avr/avr-devices.c (avr_texinfo): New variable.
5037 * config/avr/gen-avr-mmcu-texi.c: New file.
5038 * config/avr/t-avr: New rules and dependencies to build avr-mmcu.texi.
5040 2012-05-08 Dehao Chen <dehao@google.com>
5042 * predict.c (find_qualified_ssa_name): New.
5043 (find_ssa_name_in_expr): New.
5044 (find_ssa_name_in_assign_stmt): New.
5045 (is_comparison_with_loop_invariant_p): New.
5046 (is_bound_expr_similar): New.
5047 (predict_iv_comparison): New.
5048 (predict_loops): Add heuristic for loop-nested branches that compare an
5049 induction variable to a loop bound variable.
5050 * predict.def (PRED_LOOP_IV_COMPARE): New macro.
5052 2012-05-08 Uros Bizjak <ubizjak@gmail.com>
5054 * config/i386/i386.c (has_dispatch): Use TARGET_BDVER1 and
5055 TARGET_BDVER2 defines where appropriate.
5057 2012-05-07 Eric Botcazou <ebotcazou@adacore.com>
5059 * configure.ac (PLUGIN_LD): Rename into...
5060 (PLUGIN_LD_SUFFIX): ...this and strip the target_alias triplet.
5061 * config.in: Regenerate.
5062 * configure: Likewise.
5063 * collect2.c (main): Set plugin_ld_suffix to PLUGIN_LD_SUFFIX.
5065 2012-05-07 Eric Botcazou <ebotcazou@adacore.com>
5067 * tree-dfa.c (get_ref_base_and_extent) <ARRAY_REF>: Do the offset
5068 computation using the precision of the index type.
5069 * gimple-fold.c (fold_const_aggregate_ref_1) <ARRAY_REF>: Likewise.
5070 (fold_array_ctor_reference): Do index computations in the index type.
5072 2012-05-07 Georg-Johann Lay <avr@gjlay.de>
5074 * config/avr/avr.c (avr_prologue_setup_frame): Fix mode passed
5075 down to plus_constant.
5076 (expand_epilogue): Ditto.
5078 2012-05-07 Steven Bosscher <steven@gcc.gnu.org>
5080 * postreload.c (reload_cse_regs): Make static.
5081 * reload.h (reload_cse_regs): Remove prototype.
5083 2012-05-07 Richard Henderson <rth@redhat.com>
5085 * config/alpha/alpha.md (clear_cache): New pattern.
5087 2012-05-07 Steven Bosscher <steven@gcc.gnu.org>
5090 * gimplify.c (preprocess_case_label_vec_for_gimple): If low or high
5091 is folded to a type boundary value, verify that the resulting case
5092 label is still a care range.
5094 2012-05-07 Uros Bizjak <ubizjak@gmail.com>
5096 * config/i386/i386.md (ctz<mode>2): Emit rep;bsf
5097 only for TARGET_GENERIC, when not optimizing for size.
5098 (*ffs<mode>_1): Ditto.
5100 2012-05-07 Steven Bosscher <steven@gcc.gnu.org>
5102 * tree-cfg.c (verify_gimple_switch): Tighten checks.
5104 2012-05-07 Jakub Jelinek <jakub@redhat.com>
5106 PR tree-optimization/53239
5107 * tree-vrp.c (get_value_range): Set VR of SSA_NAME_IS_DEFAULT_DEF
5108 of DECL_BY_REFERENCE RESULT_DECL to nonnull.
5110 2012-05-07 Richard Guenther <rguenther@suse.de>
5112 PR tree-optimization/53195
5113 * tree-inline.c (setup_one_parameter): Properly add referenced
5114 vars from the parameters new known value.
5116 2012-05-07 Steven Bosscher <steven@gcc.gnu.org>
5118 * config/m68k/m68k.c (m68k_sched_branch_type): Remove.
5119 (sched_branch_type): Remove.
5120 (m68k_sched_md_init_global): Don't allocate it.
5121 (m68k_sched_md_finish_global): Don't free it.
5122 * config/m68k/m68k.h (m68k_sched_branch_type): Remove prototype.
5123 * config/m68k/m68k.md: Set the type of insns using
5124 m68k_sched_branch_type to bcc directly.
5126 2012-05-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5128 * config/sol2.c (solaris_override_options): New function.
5129 * config/sol2-protos.h (solaris_override_options): Declare.
5130 * config/sol2.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
5132 2012-05-07 Richard Guenther <rguenther@suse.de>
5134 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Return
5135 whether we failed to compute data dependences.
5136 (loop_prefetch_arrays): Fail if we failed.
5138 2012-05-07 Uros Bizjak <ubizjak@gmail.com>
5139 Paolo Bonzini <bonzini@gnu.org>
5141 * config/i386/i386.md (ctz<mode>2): Emit rep;bsf even for !TARGET_BMI.
5142 Emit bsf when optimizing for size.
5143 (*ffs<mode>_1): Ditto.
5145 2012-05-07 Oleg Endo <olegendo@gcc.gnu.org>
5148 * config/sh/sh.c (sh_rtx_costs): Handle SET.
5150 2012-05-06 Uros Bizjak <ubizjak@gmail.com>
5153 * config/i386/i386.md (swap<mode>): Rename from *swap<mode>.
5154 (bswapdi2): Split from bswap<mode>2. Use nonnimediate_operand
5155 predicate for operand 1. Force operand 1 to register for TARGET_BSWAP.
5157 (*bswapdi2_doubleword): New insn pattern.
5158 (*bswap<mode>2): Rename from *bswap<mode>2_1.
5160 2012-05-06 Richard Sandiford <rdsandiford@googlemail.com>
5162 * config/mips/mips.c (mips_set_reg_reg_piece_cost): New function.
5163 (mips_set_reg_reg_cost): Likewise.
5164 (mips_rtx_costs): Handle SET.
5166 2012-05-06 Richard Sandiford <rdsandiford@googlemail.com>
5168 * lower-subreg.c (shift_cost): Use set_src_cost, avoiding the SET.
5169 (compute_costs): Likewise for the zero extension. Use set_rtx_cost
5170 to compute the cost of moves. Set the mode of the target register.
5172 2012-05-05 Richard Sandiford <rdsandiford@googlemail.com>
5174 * rtl.h (plus_constant, plus_constant_mode): Merge into a single
5175 plus_constant function.
5176 * explow.c (plus_constant, plus_constant_mode): Likewise. Assert
5177 that the mode is sensible.
5178 (use_anchored_address, round_push, allocate_dynamic_stack_space)
5179 (probe_stack_range, anti_adjust_stack_and_probe): Update calls to
5182 * alias.c (canon_rtx): Likewise.
5183 (init_alias_analysis): Likewise.
5184 * builtins.c (expand_builtin_return_addr)
5185 (expand_builtin_setjmp_setup, expand_builtin_longjmp)
5186 (expand_builtin_nonlocal_goto, expand_builtin_update_setjmp_buf)
5187 (expand_builtin_apply_args_1, expand_builtin_apply, expand_movstr)
5188 (expand_builtin_stpcpy): Likewise.
5189 * calls.c (save_fixed_argument_area, restore_fixed_argument_area)
5190 (compute_argument_addresses, internal_arg_pointer_based_exp)
5191 (expand_call, emit_library_call_value_1): Likewise.
5192 * cfgexpand.c (expand_one_stack_var_at, expand_debug_expr): Likewise.
5193 * combine-stack-adj.c (try_apply_stack_adjustment): Likewise.
5194 * combine.c (combine_simplify_rtx, force_to_mode): Likewise.
5195 * cse.c (insert_const_anchor, find_reg_offset_for_const)
5196 (use_related_value, fold_rtx): Likewise.
5197 * cselib.c (cselib_subst_to_values): Likewise.
5198 * dse.c (record_store, check_mem_read_rtx): Likewise.
5199 * dwarf2out.c (rtl_for_decl_location, gen_variable_die): Likewise.
5200 * emit-rtl.c (adjust_address_1): Likewise.
5201 * except.c (sjlj_emit_function_enter)
5202 (expand_builtin_extract_return_addr)
5203 (expand_builtin_frob_return_addr): Likewise.
5204 * expmed.c (expand_divmod): Likewise.
5205 * expr.c (move_by_pieces, store_by_pieces, store_by_pieces_1)
5206 (emit_move_resolve_push, push_block, emit_push_insn, store_expr)
5207 (expand_expr_addr_expr_1, expand_expr_real_1): Likewise.
5208 * function.c (assign_stack_local_1)
5209 (instantiate_virtual_regs_in_rtx): Likewise.
5210 * optabs.c (prepare_cmp_insn): Likewise.
5211 * recog.c (offsettable_address_addr_space_p): Likewise.
5212 * reload.c (find_reloads_address, form_sum)
5213 (find_reloads_subreg_address): Likewise.
5214 * reload1.c (init_reload, eliminate_regs_1)
5215 (eliminate_regs_in_insn): Likewise.
5216 * simplify-rtx.c (simplify_unary_operation_1)
5217 (simplify_binary_operation_1, simplify_plus_minus): Likewise.
5218 * var-tracking.c (compute_cfa_pointer, prepare_call_arguments)
5219 (vt_add_function_parameter): Likewise.
5221 * config/alpha/alpha.h (EH_RETURN_HANDLER_RTX): Likewise.
5222 * config/alpha/vms.h (EH_RETURN_HANDLER_RTX): Likewise.
5223 * config/alpha/alpha.c (alpha_legitimize_address_1)
5224 (get_unaligned_address, alpha_expand_unaligned_load)
5225 (alpha_expand_unaligned_store, alpha_expand_unaligned_load_words)
5226 (alpha_expand_unaligned_store_words, alpha_expand_block_clear)
5227 (alpha_expand_builtin_establish_vms_condition_handler)
5228 (alpha_setup_incoming_varargs, emit_frame_store_1)
5229 (alpha_expand_prologue, alpha_expand_epilogue)
5230 (alpha_use_linkage): Likewise.
5231 * config/alpha/alpha.md: Likewise.
5233 * config/arm/arm.c (arm_trampoline_init, legitimize_pic_address)
5234 (arm_load_pic_register, arm_pic_static_addr, arm_legitimize_address)
5235 (thumb_legitimize_address, arm_gen_load_multiple_1)
5236 (arm_gen_store_multiple_1, arm_gen_multiple_op, gen_ldm_seq)
5237 (gen_stm_seq, gen_const_stm_seq, arm_block_move_unaligned_straight)
5238 (arm_block_move_unaligned_loop, arm_gen_movmemqi, arm_reload_in_hi)
5239 (arm_reload_out_hi, arm_reorg, vfp_emit_fstmd, emit_multi_reg_push)
5240 (emit_sfm, thumb_set_frame_pointer, arm_expand_prologue)
5241 (thumb1_emit_multi_reg_push, thumb1_expand_prologue)
5242 (thumb_expand_movmemqi, arm_set_return_address)
5243 (thumb_set_return_address): Likewise.
5244 * config/arm/arm.md: Likewise.
5246 * config/avr/avr.c (avr_incoming_return_addr_rtx)
5247 (avr_prologue_setup_frame, expand_epilogue)
5248 (avr_const_address_lo16): Likewise.
5250 * config/bfin/bfin.h (EH_RETURN_HANDLER_RTX): Likewise.
5251 * config/bfin/bfin.c (setup_incoming_varargs, bfin_load_pic_reg)
5252 (bfin_expand_prologue, bfin_trampoline_init, bfin_expand_call)
5253 (bfin_output_mi_thunk): Likewise.
5255 * config/c6x/c6x.c (c6x_initialize_trampoline)
5256 (c6x_output_mi_thunk): Likewise.
5258 * config/cr16/cr16.h (EH_RETURN_HANDLER_RTX): Likewise.
5259 * config/cr16/cr16.c (cr16_create_dwarf_for_multi_push): Likewise.
5261 * config/cris/cris.c (cris_return_addr_rtx, cris_split_movdx)
5262 (cris_expand_prologue, cris_expand_epilogue, cris_gen_movem_load)
5263 (cris_emit_movem_store, cris_trampoline_init): Likewise.
5264 * config/cris/cris.md: Likewise.
5266 * config/darwin.c (machopic_indirect_data_reference)
5267 (machopic_legitimize_pic_address): Likewise.
5269 * config/epiphany/epiphany.c (epiphany_emit_save_restore)
5270 (epiphany_expand_prologue, epiphany_expand_epilogue)
5271 (epiphany_trampoline_init): Likewise.
5272 * config/epiphany/epiphany.md: Likewise.
5274 * config/fr30/fr30.c (fr30_move_double): Likewise.
5276 * config/frv/frv.c (frv_dwarf_store, frv_expand_prologue)
5277 (frv_expand_block_move, frv_expand_block_clear, frv_return_addr_rtx)
5278 (frv_index_memory, unspec_got_name, frv_find_base_term)
5279 (frv_output_dwarf_dtprel): Likewise.
5281 * config/h8300/h8300.c (h8300_push_pop, h8300_return_addr_rtx)
5282 (h8300_swap_into_er6, h8300_swap_out_of_er6): Likewise.
5284 * config/i386/i386.h (RETURN_ADDR_RTX): Likewise.
5285 * config/i386/i386.c (setup_incoming_varargs_64)
5286 (setup_incoming_varargs_ms_64, choose_baseaddr)
5287 (ix86_emit_save_reg_using_mov, ix86_adjust_stack_and_probe)
5288 (ix86_emit_probe_stack_range, ix86_expand_prologue)
5289 (ix86_emit_restore_reg_using_pop, ix86_emit_leave)
5290 (ix86_expand_epilogue, legitimize_pic_address, ix86_legitimize_address)
5291 (ix86_split_long_move, ix86_expand_movmem, ix86_expand_setmem)
5292 (ix86_static_chain, ix86_trampoline_init, x86_this_parameter)
5293 (x86_output_mi_thunk): Likewise.
5294 * config/i386/i386.md: Likewise.
5296 * config/ia64/ia64.c (ia64_expand_load_address)
5297 (ia64_expand_tls_address, ia64_expand_move, ia64_split_tmode)
5298 (do_spill, ia64_trampoline_init): Likewise.
5300 * config/iq2000/iq2000.c (iq2000_va_start)
5301 (iq2000_emit_frame_related_store, iq2000_expand_prologue)
5302 (iq2000_expand_eh_return, iq2000_setup_incoming_varargs)
5303 (iq2000_print_operand, iq2000_legitimize_address): Likewise.
5305 * config/lm32/lm32.c (lm32_setup_incoming_varargs): Likewise.
5307 * config/m32c/m32c.c (m32c_return_addr_rtx)
5308 (m32c_expand_insv): Likewise.
5310 * config/m32r/m32r.c (m32r_setup_incoming_varargs)
5311 (m32r_legitimize_pic_address, m32r_print_operand)
5312 (m32r_print_operand_address): Likewise.
5314 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Likewise.
5315 * config/m68k/m68k.h (RETURN_ADDR_RTX): Likewise.
5316 (EH_RETURN_HANDLER_RTX): Likewise.
5317 * config/m68k/m68k.c (m68k_emit_movem, m68k_expand_prologue)
5318 (m68k_expand_epilogue, legitimize_pic_address)
5319 (m68k_output_mi_thunk): Likewise.
5320 * config/m68k/m68k.md: Likewise.
5322 * config/mcore/mcore.c (mcore_expand_prolog): Likewise.
5323 (mcore_expand_epilog): Likewise.
5324 * config/mcore/mcore.md: Likewise.
5326 * config/mep/mep.c (mep_allocate_initial_value)
5327 (mep_expand_prologue, mep_expand_epilogue): Likewise.
5329 * config/microblaze/microblaze.c (double_memory_operand)
5330 (microblaze_block_move_loop): Likewise.
5332 * config/mips/mips.c (mips_strip_unspec_address, mips_add_offset)
5333 (mips_setup_incoming_varargs, mips_va_start, mips_block_move_loop)
5334 (mips_print_operand, mips16e_save_restore_reg, mips_save_restore_reg)
5335 (mips_expand_prologue, mips_epilogue_set_cfa)
5336 (mips_expand_epilogue): Likewise.
5337 * config/mips/mips.md: Likewise.
5339 * config/mmix/mmix.c (mmix_dynamic_chain_address, mmix_return_addr_rtx)
5340 (mmix_expand_prologue, mmix_expand_epilogue): Likewise.
5342 * config/mn10300/mn10300.c (mn10300_gen_multiple_store)
5343 (mn10300_builtin_saveregs, mn10300_trampoline_init): Likewise.
5345 * config/moxie/moxie.h (INCOMING_RETURN_ADDR_RTX): Likewise.
5346 (EH_RETURN_HANDLER_RTX): Likewise.
5347 * config/moxie/moxie.c (moxie_static_chain): Likewise.
5349 * config/pa/pa.c (legitimize_pic_address, hppa_legitimize_address)
5350 (store_reg, set_reg_plus_d, pa_expand_prologue, load_reg)
5351 (pa_return_addr_rtx, hppa_builtin_saveregs)
5352 (pa_trampoline_init): Likewise.
5353 * config/pa/pa.md: Likewise.
5355 * config/pdp11/pdp11.c (pdp11_expand_epilogue): Likewise.
5357 * config/picochip/picochip.c (picochip_static_chain): Likewise.
5359 * config/rs6000/rs6000.h (RS6000_SAVE_TOC): Likewise.
5360 * config/rs6000/rs6000.c (rs6000_legitimize_address)
5361 (setup_incoming_varargs, print_operand, rs6000_return_addr)
5362 (rs6000_emit_eh_reg_restore, rs6000_emit_probe_stack_range)
5363 (rs6000_emit_epilogue)
5364 (rs6000_machopic_legitimize_pic_address): Likewise.
5366 * config/rx/rx.c (gen_rx_rtsd_vector, gen_rx_popm_vector): Likewise.
5368 * config/s390/s390.h (INITIAL_FRAME_ADDRESS_RTX): Likewise.
5369 (DYNAMIC_CHAIN_ADDRESS): Likewise.
5370 * config/s390/s390.c (s390_decompose_address, legitimize_pic_address)
5371 (s390_delegitimize_address, print_operand, annotate_constant_pool_refs)
5372 (replace_constant_pool_ref, s390_return_addr_rtx, s390_back_chain_rtx)
5373 (save_fpr, restore_fpr, save_gprs, restore_gprs, s390_emit_prologue)
5374 (s390_emit_epilogue, s390_function_profiler): Likewise.
5375 * config/s390/s390.md: Likewise.
5377 * config/score/score.c (score_add_offset, score_prologue): Likewise.
5379 * config/sh/sh.c (expand_block_move, push_regs, sh_builtin_saveregs)
5380 (sh_output_mi_thunk): Likewise.
5381 * config/sh/sh.md: Likewise.
5383 * config/sparc/sparc.h (DYNAMIC_CHAIN_ADDRESS, FRAME_ADDR_RTX)
5384 (RETURN_ADDR_RTX, INCOMING_RETURN_ADDR_RTX): Likewise.
5385 * config/sparc/sparc.c (sparc_legitimize_pic_address)
5386 (sparc_emit_probe_stack_range, emit_save_or_restore_regs)
5387 (emit_window_save, sparc_flat_expand_prologue, sparc_struct_value_rtx)
5388 (emit_and_preserve): Likewise.
5389 * config/sparc/sparc.md: Likewise.
5391 * config/spu/spu.h (DYNAMIC_CHAIN_ADDRESS): Likewise.
5392 * config/spu/spu.c (spu_expand_insv, spu_machine_dependent_reorg)
5393 (spu_setup_incoming_varargs, ea_load_store_inline)
5394 (spu_expand_load): Likewise.
5396 * config/stormy16/stormy16.c (xstormy16_expand_prologue)
5397 (combine_bnp): Likewise.
5399 * config/tilegx/tilegx.h (DYNAMIC_CHAIN_ADDRESS): Likewise.
5400 * config/tilegx/tilegx.c (tilegx_setup_incoming_varargs)
5401 (tilegx_expand_unaligned_load, tilegx_trampoline_init): Likewise.
5403 * config/tilepro/tilepro.h (DYNAMIC_CHAIN_ADDRESS): Likewise.
5404 * config/tilepro/tilepro.c (tilepro_setup_incoming_varargs)
5405 (tilepro_expand_unaligned_load, tilepro_trampoline_init): Likewise.
5407 * config/v850/v850.c (expand_prologue, expand_epilogue): Likewise.
5408 * config/v850/v850.md: Likewise.
5410 * config/vax/elf.h (EH_RETURN_STACKADJ_RTX): Likewise.
5411 (EH_RETURN_HANDLER_RTX): Likewise.
5412 * config/vax/vax.h (DYNAMIC_CHAIN_ADDRESS, RETURN_ADDR_RTX): Likewise.
5413 * config/vax/vax.c (vax_add_reg_cfa_offset, vax_expand_prologue)
5414 (print_operand_address, vax_trampoline_init): Likewise.
5416 * config/xtensa/xtensa.c (xtensa_expand_prologue, xtensa_return_addr)
5417 (xtensa_function_value_regno_p): Likewise.
5419 2012-05-04 Andrew Pinski <apinski@cavium.com>
5421 * expr.c (get_def_for_expr_class): New function.
5422 (convert_tree_comp_to_rtx): New function.
5423 (expand_cond_expr_using_cmove): New function.
5424 (expand_expr_real_2 <case COND_EXPR>): Call
5425 expand_cond_expr_using_cmove first and return if it succeeds.
5426 Remove the check for HAVE_conditional_move since we should have
5427 already converted it to a conditional move.
5428 * config/i386/i386.c (ix86_expand_int_movcc): Disallow comparison
5429 modes of DImode for 32bits and TImode.
5431 2012-05-04 Steven Bosscher <steven@gcc.gnu.org>
5434 * read-md.c (fprint_md_ptr_loc, fprint_c_condition): New functions.
5435 (print_md_ptr_loc, print_c_condition): Use them.
5436 * read-md.h (fprint_md_ptr_loc, fprint_c_condition): New prototypes.
5437 * genattrtab.c (attr_file_name, dfa_file_name, latency_file_name,
5438 attr_file, dfa_file, latency_file): New global variables.
5439 (write_attr_valueq, write_attr_set, write_attr_case, write_attr_value,
5440 write_upcase, write_indent, write_length_unit_log, write_test_expr,
5441 write_attr_get, write_insn_cases, write_eligible_delay,
5442 write_const_num_delay_slots): Accept FILE pointer and toss it around.
5444 (write_header, open_outfile, handle_arg): New funcions.
5445 (make_automaton_attrs): Write prototypes as extern to the output
5447 (main): Use init_rtx_reader_args_cb with handle_arg to take 3 file
5448 names from the command line. Open the output files and write out
5449 internal functions for DFA functions to dfa_file_name, insn latency
5450 functions to latency_file_name, and everything else to attr_file.
5451 * Makefile.in (OBJS): Add insn-dfatab.o and insn-latencytab.o.
5452 (BACKEND): Build libbackend first.
5453 (MOSTLYCLEANFILES): Add insn-dfatab.c and insn-latencytab.c.
5454 (.PRECIOUS): Likewise.
5455 (insn-dfatab.o): New rule.
5456 (insn-latencytab.o): New rule.
5457 (simple_rtl_generated_c): Do not include insn-attrtab.c.
5458 (s-attrtab): New rule.
5460 2012-05-04 Steven Bosscher <steven@gcc.gnu.org>
5462 * rtl.def (ATTR_FLAG): Remove probability indicating flags.
5463 * genattr.c (main): Remove ATTR_FLAG_likely, ATTR_FLAG_unlikely,
5464 ATTR_FLAG_very_likely, and ATTR_FLAG_very_unlikely.
5465 * reorg.c (get_jump_flags): Do not set the removed flags.
5467 * doc/md.texi (attr_flag): Update for abovementioned changes.
5469 2012-05-04 Uros Bizjak <ubizjak@gmail.com>
5472 * config/i386/i386.h (X86_ARCH_CMOV): Rename from X86_ARCH_CMOVE.
5473 (TARGET_CMOV): Rename from TARGET_CMOVE.
5474 (TARGET_CMOVE): New define.
5475 * config/i386/i386.c (ix86_option_override_internal): Use TARGET_CMOV.
5476 Do not set TARGET_CMOVE here.
5478 2012-05-04 Dodji Seketeli <dodji@redhat.com>
5480 Enable -Wunused-local-typedefs when -Wall or -Wunused is on
5481 * opts.c (finish_options): Activate -Wunused-local-typedefs if
5482 -Wunused is activated.
5483 * doc/invoke.texi: Update blurb of -Wunused-local-typedefs.
5485 2012-05-04 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5487 * config/s390/s390.md (*movmem_short, *clrmem_short)
5488 (*cmpmem_short): Move the mode check from the insn condition to
5491 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
5493 PR tree-optimization/52633
5494 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Swap order of
5495 vect_recog_widen_shift_pattern and vect_recog_over_widening_pattern.
5496 (vect_recog_over_widening_pattern): Remove handling of code that was
5497 already detected as over-widening pattern. Remove special handling
5498 of "unsigned" cases. Instead, support general case of conversion
5499 of the shift result to another type.
5501 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
5503 * tree-vect-patterns.c (vect_single_imm_use): New function.
5504 (vect_recog_widen_mult_pattern): Use it instead of open-coding loop.
5505 (vect_recog_over_widening_pattern): Likewise.
5506 (vect_recog_widen_shift_pattern): Likewise.
5508 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
5510 * tree-vect-patterns.c (vect_same_loop_or_bb_p): New function.
5511 (vect_handle_widen_op_by_const): Use it instead of open-coding test.
5512 (vect_recog_widen_mult_pattern): Likewise.
5513 (vect_operation_fits_smaller_type): Likewise.
5514 (vect_recog_over_widening_pattern): Likewise.
5515 (vect_recog_widen_shift_pattern): Add to vect_same_loop_or_bb_p test.
5517 2012-05-04 Richard Guenther <rguenther@suse.de>
5520 * lto-wrapper.c (merge_and_complain): Complain about mismatches
5521 of -freg-struct-return and -fpcc-struct-return.
5522 (run_gcc): Pass through -freg-struct-return and -fpcc-struct-return
5523 from the input file options and ignore those from the link
5526 2012-05-04 Richard Guenther <rguenther@suse.de>
5528 PR tree-optimization/53168
5529 * tree-ssa-pre.c (phi_translate_1): Only handle type-punned
5530 memory reads when the result is a constant we can pun.
5532 2012-05-04 Richard Guenther <rguenther@suse.de>
5534 * common.opt (flto-report): Do not mark as Optimization.
5536 2012-05-04 Eric Botcazou <ebotcazou@adacore.com>
5539 * recog.c (constrain_operands): If extra constraints are present, also
5540 accept pseudo-registers with equivalent memory locations during reload.
5542 2012-05-04 Olivier Hainque <hainque@adacore.com>
5544 * collect2.c (may_unlink_output_file): New global.
5545 (maybe_unlink): Honor it.
5546 * collect2.h: Add extern for it.
5547 * tlink.c (do_tlink): Set it to true if the link succeeded.
5549 2012-05-04 Olivier Hainque <hainque@adacore.com>
5551 * gcc.c (eval_spec_function): Finalize/restore the current string
5552 obstack state as part of the context push/pop operations.
5554 2012-05-04 Bin Cheng <bin.cheng@arm.com>
5556 PR rtl-optimization/52804
5557 * reload1.c (reload_reg_reaches_end_p): Check whether successor
5558 reload with type RELOAD_FOR_INPUT_ADDRESS kills reload register
5559 of current one with type RELOAD_FOR_INPADDR_ADDRESS.
5560 Same stands for reloads with type RELOAD_FOR_OUTPUT_ADDRESS and
5561 RELOAD_FOR_OUTADDR_ADDRESS.
5563 2012-05-04 Manuel López-Ibáñez <manu@gcc.gnu.org>
5566 * tree-diagnostic.c (maybe_unwind_expanded_macro_loc): Show caret
5567 for macro expansion.
5569 2012-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
5571 * flags.h (flag_permissive): Do not declare.
5572 * diagnostic.c (diagnostic_report_diagnostic): Handle fpermissive
5574 * toplev.c (flag_permissive): Do not define.
5575 * c-tree.h (system_header_p): Delete unused.
5577 2012-05-03 David S. Miller <davem@davemloft.net>
5580 * config/sparc/sparc.c (emit_soft_tfmode_libcall): If we pass a
5581 MEM directly into a libcall, mark it's MEM_EXPR as addressable.
5582 (sparc_emit_float_lib_cmp): Likewise.
5584 2012-05-03 Michael Meissner <meissner@linux.vnet.ibm.com>
5587 * config/rs6000/rs6000.md (bswapdi splitters): If
5588 -mavoid-indexed-addresses (or -mcpu=power6 which sets it by
5589 default) is used, generate an alternate sequence that does not
5590 depend on using indexed addressing.
5592 2012-05-03 Jason Merrill <jason@redhat.com>
5594 * gengtype.c (write_types): Fix warning message.
5595 (write_local): Likewise.
5597 2012-05-02 Jason Merrill <jason@redhat.com>
5599 * dwarf2out.c (struct external_ref, build_local_stub): New.
5600 (hash_external_ref, external_ref_eq, lookup_external_ref): New.
5601 (optimize_external_refs, optimize_external_refs_1): New.
5602 (change_AT_die_ref): New.
5603 (clone_as_declaration): Add DW_AT_signature when cloning a declaration.
5604 (build_abbrev_table): Take the external refs hashtable.
5605 (output_comp_unit): Get it from optimize_external_refs and pass it in.
5607 2012-05-03 Jan Hubicka <jh@suse.cz>
5610 * tree-emutls.c (new_emutls_decl): Fix handling of aliases.
5612 2012-05-03 Jan Hubicka <jh@suse.cz>
5615 * ipa.c (cgraph_remove_unreachable_nodes): Fix handling of clones.
5617 2012-05-03 Jason Merrill <jason@redhat.com>
5619 * dwarf2out.c (die_struct): Add comdat_type_p flag. Use it instead of
5620 use_debug_types to discriminate the die_id union.
5621 (print_die, assign_symbol_names, copy_decls_walk): Likewise.
5622 (build_abbrev_table, output_die): Likewise.
5623 (prune_unused_types_walk_attribs): Likewise.
5624 (generate_type_signature, copy_declaration_context): Set it.
5625 (remove_child_or_replace_with_skeleton): Set it.
5626 (dwarf2out_start_source_file, dwarf2out_end_source_file): Don't
5627 check use_debug_types.
5628 (dwarf2out_finish): Do break_out_includes after .debug_types.
5630 2012-05-03 Jason Merrill <jason@redhat.com>
5632 * dwarf2out.c (modified_type_die): Use scope_die_for.
5633 (gen_type_die_with_usage, dwarf2out_finish): Likewise.
5634 (uses_local_type_r, uses_local_type): New.
5635 (scope_die_for): Keep a type that uses a local type in local scope.
5636 Use get_context_die for namespace and type scope.
5638 2012-05-03 Jason Merrill <jason@redhat.com>
5640 * config/i386/i386.c (ix86_code_end): Set DECL_IGNORED_P on the
5642 * dwarf2out.c (output_aranges): Skip DECL_IGNORED_P functions.
5643 (dwarf2out_finish): Likewise.
5645 2012-05-03 Martin Jambor <mjambor@suse.cz>
5647 * builtins.c (get_object_alignment_1): Return whether we can determine
5648 the alignment or conservatively assume byte alignment. Return the
5649 alignment by reference. Use get_pointer_alignment_1 for dereference
5651 (get_pointer_alignment_1): Return whether we can determine the
5652 alignment or conservatively assume byte alignment. Return the
5653 alignment by reference. Use get_ptr_info_alignment to get SSA name
5655 (get_object_alignment): Update call to get_object_alignment_1.
5656 (get_object_or_type_alignment): Likewise, fall back to type alignment
5657 only when it returned false.
5658 (get_pointer_alignment): Update call to get_pointer_alignment_1.
5659 * fold-const.c (get_pointer_modulus_and_residue): Update call to
5660 get_object_alignment_1.
5661 * ipa-prop.c (ipa_modify_call_arguments): Update call to
5662 get_pointer_alignment_1.
5663 * tree-sra.c (build_ref_for_offset): Likewise, fall back to the type
5664 of MEM_REF or TARGET_MEM_REF only when it returns false.
5665 * tree-ssa-ccp.c (get_value_from_alignment): Update call to
5666 get_object_alignment_1.
5667 (ccp_finalize): Use set_ptr_info_alignment.
5668 * tree.h (get_object_alignment_1): Update declaration.
5669 (get_pointer_alignment_1): Likewise.
5670 * gimple-pretty-print.c (dump_gimple_phi): Use get_ptr_info_alignment.
5671 (dump_gimple_stmt): Likewise.
5672 * tree-flow.h (ptr_info_def): Updated comments of fields align and
5674 (get_ptr_info_alignment): Declared.
5675 (mark_ptr_info_alignment_unknown): Likewise.
5676 (set_ptr_info_alignment): Likewise.
5677 (adjust_ptr_info_misalignment): Likewise.
5678 * tree-ssa-address.c (copy_ref_info): Use new access functions to get
5679 and set alignment of SSA names.
5680 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Call
5681 mark_ptr_info_alignment_unknown.
5682 * tree-ssanames.c (get_ptr_info_alignment): New function.
5683 (mark_ptr_info_alignment_unknown): Likewise.
5684 (set_ptr_info_alignment): Likewise.
5685 (adjust_ptr_info_misalignment): Likewise.
5686 (get_ptr_info): Call mark_ptr_info_alignment_unknown.
5687 * tree-vect-data-refs.c (vect_create_addr_base_for_vector_ref):
5689 (bump_vector_ptr): Likewise.
5690 * tree-vect-stmts.c (create_array_ref): Use set_ptr_info_alignment.
5691 (vectorizable_store): Likewise.
5692 (vectorizable_load): Likewise.
5694 2012-05-03 Michael Matz <matz@suse.de>
5696 * basic-block.h (struct rtl_bb_info, struct gimple_bb_info): Move
5697 in front of basic_block_def.
5698 (struct basic_block_def): Make il.gimple the full struct, not a
5700 (__assert_gimple_bb_smaller_rtl_bb): Asserting typedef.
5702 * cfgexpand.c (expand_gimple_basic_block): Clear all il.gimple members.
5703 * gimple-iterator.c (gimple_stmt_iterator): Don't special case
5704 NULL il.gimple, which can't happen anymore.
5705 * gimple.h (bb_seq): il.gimple can't be NULL.
5706 (bb_seq_add): Ditto.
5707 (set_bb_seq): Adjust.
5708 (gsi_start_bb, gsi_last_bb): Tidy.
5709 * lto-streamer-in.c (make_new_block): Don't zero members that
5710 are zeroed already, don't allocate a gimple_bb_info.
5711 * tree-cfg.c (create_bb): Don't allocate a gimple_bb_info.
5712 (remove_bb): Clear all il.gimple members.
5713 (gimple_verify_flow_info): Adjust for flat il.gimple.
5714 * tree-flow-inline.h (phi_nodes, phi_nodes_ptr, set_phi_nodes): Adjust.
5716 * coretypes.h (const_gimple_seq): Remove typedef.
5717 * gimple.h (gimple_seq_first): Take gimple_seq.
5718 (gimple_seq_first_stmt): Ditto.
5719 (gimple_seq_last): Ditto.
5720 (gimple_seq_last_stmt): Ditto.
5721 (gimple_seq_empty_p): Ditto.
5723 2012-05-03 Richard Guenther <rguenther@suse.de>
5725 * tree-ssa-pre.c (valid_in_sets): Remove checking of trapping
5727 (prune_clobbered_mems): Do it here. Do not uselessly sort expressions.
5728 (compute_avail): Do not add possibly trapping operations to
5729 EXP_GEN if they might not be executed in the block.
5731 2012-05-03 Uros Bizjak <ubizjak@gmail.com>
5733 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Remove.
5735 2012-05-03 Steven Bosscher <steven@gcc.gnu.org>
5737 * tree-switch-conversion.c (gen_inbound_check): Free post-dominance
5738 information as early as possible. Update dominance info instead of
5741 2012-05-03 Richard Guenther <rguenther@suse.de>
5743 * tree-ssa-pre.c (debug_bitmap_sets_for): New function.
5744 (union_contains_value): Remove.
5745 (vro_valid_in_sets): Likewise.
5746 (op_valid_in_sets): New function.
5747 (valid_in_sets): Use op_valid_in_sets.
5748 (insert_into_preds_of_block): Move dumping ...
5749 (do_regular_insertion): ... here.
5750 (do_partial_partial_insertion): ... and here. Dump that
5751 we've found a partial partial redundancy.
5752 (insert): Dump the current insert iteration.
5754 2012-05-03 Jakub Jelinek <jakub@redhat.com>
5757 * gcc-ar.c (main): If GCC_EXEC_PREFIX is set in env,
5758 append program name to it and pass that as first argument
5759 to make_relative_prefix. Always pass standard_libexec_prefix
5760 as last argument to make_relative_prefix. If
5761 make_relative_prefix returns NULL, fall back to
5762 standard_libexec_prefix.
5765 * tree-predcom.c (remove_stmt): Call reset_debug_uses on stmts being
5769 * config/arm/arm.c (arm_select_cc_mode): If x has MODE_CC class
5770 mode, return that mode.
5773 * config/i386/i386-c.c (ix86_target_macros_internal): Don't
5774 define __ATOMIC_HLE_* macros here.
5775 (ix86_target_macros): But here, using cpp_define_formatted.
5777 2012-05-03 Richard Guenther <rguenther@suse.de>
5779 PR tree-optimization/53144
5780 * tree-ssa-sccvn.c (vn_reference_lookup_or_insert_constant_for_pieces):
5782 (vn_reference_lookup_or_insert_for_pieces): ... this. Properly deal
5783 with SSA name values.
5784 (vn_reference_lookup_3): Adjust callers.
5786 2012-05-03 Ganesh Gopalasubramanian <Ganesh.Gopalasubramanian@amd.com>
5788 * config/i386/driver-i386.c (host_detect_local_cpu): Reset
5789 has_fma4 for AMD processors with both fma3 and fma4 support.
5791 2012-05-03 Kirill Yukhin <kirill.yukhin@intel.com>
5794 * config/i386/driver-i386.c (host_detect_local_cpu): Add space to
5797 2012-05-03 Michael Matz <matz@suse.de>
5800 * tree-ssa-dse.c (dse_optimize_stmt): Take pointer to iterator.
5801 (dse_enter_block): Properly iterate the whole sequence even
5802 if the last statement was removed.
5804 2012-05-02 Steven Bosscher <steven@gcc.gnu.org>
5806 * config/alpha/vms.h (SUBTARGET_OVERRIDE_OPTIONS): For pic code,
5807 unset flag_jump_tables.
5808 * stmt.c (expand_case): Remove special flag_pic case conditional
5809 on ASM_OUTPUT_ADDR_DIFF_ELT not being defined.
5811 2012-05-02 Ulrich Weigand <ulrich.weigand@linaro.org>
5813 * common/config/s390/s390-common.c (s390_option_optimization_table):
5814 Enable -fsched-pressure using -fsched-pressure-algorithm=model by
5815 default when optimizing.
5817 2012-05-02 Martin Jambor <mjambor@suse.cz>
5820 * dwarf2out.c (dwarf2out_decl): Only lookup die representing context
5821 of a variable when the contect is a function.
5823 2012-05-02 Michael Matz <matz@suse.de>
5825 * coretypes.h (gimple_seq, const_gimple_seq): Typedef as gimple.
5826 * gimple.h (struct gimple_seq_node_d, struct gimple_seq_d): Remove.
5827 (const_gimple_seq_node): Remove.
5828 (gimple_seq_node): Typedef as gimple.
5829 (struct gimple_statement_base): Add next and prev members,
5830 adjust all WORD markers in using structs.
5831 (union gimple_statement_d): Link via gsbase.next field for GC and PCH.
5832 (gimple_seq_first, gimple_seq_first_stmt, gimple_seq_last,
5833 gimple_seq_last_stmt): Adjust as gimple_seq, gimple_seq_node and
5834 gimple are the same.
5835 (gimple_seq_set_last, gimple_seq_set_first): Don't allocate
5837 (gimple_init_singleton): New function.
5838 (gsi_start_1, gsi_last_1, gsi_end_p, gsi_one_before_end_p): Adjust.
5839 (gsi_next, gsi_prev): Adjust, handle prev cyclic list correctly.
5841 (gsi_stmt_ptr): Remove.
5842 (enum gimple_alloc_kind): Remove gimple_alloc_kind_seq member.
5844 * gimple-iterator.c (update_bb_for_stmts): Take last parameter
5845 again, adjust for above changes.
5846 (update_call_edge_frequencies): Adjust for above changes.
5847 (gsi_insert_seq_nodes_before): Rewrite for new data structure.
5848 (gsi_insert_seq_nodes_after): Ditto.
5849 (gsi_split_seq_after): Ditto.
5850 (gsi_set_stmt): Ditto.
5851 (gsi_split_seq_before): Ditto.
5852 (gsi_remove): Ditto.
5853 (gsi_insert_seq_before_without_update): Don't free sequence.
5854 (gsi_insert_seq_after_without_update): Ditto.
5855 (gsi_replace): Assert some more invariants.
5856 (gsi_insert_before_without_update, gsi_insert_after_without_update):
5858 (gsi_for_stmt): Don't search for stmt.
5859 (gsi_insert_on_edge_immediate): Tidy.
5861 * gimple.c (gimple_alloc_k): Remove "sequences".
5862 (gimple_seq_cache): Remove.
5863 (gimple_alloc_stat): Make stmt a singleton sequence.
5864 (gimple_seq_alloc, gimple_seq_free): Remove.
5865 (gimple_assign_set_rhs_with_ops_1): Ensure new stmt is a singleton.
5866 (gimple_copy): Ditto.
5867 * gimplify.c (gimplify_cleanup_point_expr): Use gsi_set_stmt,
5868 create iterator from correct sequence.
5869 * tree-phinodes.c (make_phi_node): Make stmt a singleton.
5871 2012-05-02 Michael Matz <matz@suse.de>
5873 * gimple.h (gimple_stmt_iterator <seq>): Make it be pointer to
5875 (gimple_seq_set_last, gimple_seq_set_first): Take pointer to
5876 sequence, lazily allocate it.
5877 (bb_seq_addr): New function.
5878 (gsi_start_1): Rename from gsi_start, but take pointer to sequence.
5879 (gsi_start): Macro to wrap gsi_start_1 taking pointer of argument.
5880 (gsi_none): New function.
5881 (gsi_start_bb): Adjust.
5882 (gsi_last_1): Rename from gsi_last, but take pointer to sequence.
5883 (gsi_last): Macro to wrap gsi_last_1 taking pointer of argument.
5884 (gsi_last_bb): Adjust.
5886 * tree-flow-inline.h (phi_nodes_ptr): New function.
5888 * gimple-iterator.c (gsi_insert_seq_nodes_before): Adjust to
5889 datastructure and interface change.
5890 (gsi_insert_seq_before_without_update): Ditto.
5891 (gsi_insert_seq_nodes_after): Ditto.
5892 (gsi_insert_seq_after_without_update): Ditto.
5893 (gsi_split_seq_after): Ditto, don't use gimple_seq_alloc.
5894 (gsi_split_seq_before): Ditto.
5895 (gsi_start_phis): Adjust.
5896 * tree-vect-loop.c (vect_determine_vectorization_factor): Use gsi_none.
5897 (vect_transform_loop): Ditto.
5898 * gimple.c (gimple_seq_add_stmt, gimple_seq_add_seq,
5899 gimple_seq_copy): Don't use gimple_seq_alloc.
5900 * gimplify.c (gimple_seq_add_stmt_without_update): Ditto.
5901 (gimplify_seq_add_seq): Ditto.
5902 * lto-streamer-in.c (make_new_block): Ditto.
5903 * tree-cfg.c (create_bb): Ditto.
5904 * tree-sra.c (initialize_parameter_reductions): Ditto.
5906 2012-05-02 Michael Matz <matz@suse.de>
5908 * gimple.h (gimple_seq_first, gimple_seq_first_stmt, gimple_seq_last,
5909 gimple_seq_last_stmt, gimple_seq_set_last, gimple_seq_set_first,
5910 gimple_seq_empty_p, gimple_seq_alloc_with_stmt, bb_seq,
5911 set_bb_seq): Move down to after gimple_statement_d definition.
5913 2012-05-02 Michael Matz <matz@suse.de>
5915 * gimple-fold.c (gimplify_and_update_call_from_tree): Use
5916 gsi_replace_with_seq, instead of inserting itself.
5917 * gimple-iterator.c (gsi_replace_with_seq): New function.
5918 * tree-ssa-forwprop.c (forward_propagate_comparison): Take
5919 iterator instead of statement, advance it.
5920 (ssa_forward_propagate_and_combine): Adjust call to above.
5922 2012-05-02 Michael Matz <matz@suse.de>
5924 * tree-phinodes.c (add_phi_node_to_bb): Tidy, don't use
5926 * omp-low.c (finalize_task_copyfn): Don't use gimple_seq_alloc.
5927 * tree-nested.c (walk_gimple_omp_for): Ditto.
5928 * trans-mem.c (lower_transaction): Ditto.
5929 * tree-eh.c (do_return_redirection): Ditto.
5930 (do_goto_redirection): Ditto.
5931 (lower_try_finally_switch): Ditto.
5932 * gimplify.c (gimplify_stmt): Ditto.
5933 (gimplify_scan_omp_clauses): Ditto.
5934 (gimplify_omp_for): Ditto.
5935 (gimplify_function_tree): Ditto.
5936 * gimple-fold.c (gimplify_and_update_call_from_tree): Ditto.
5937 * tree-mudflap.c (mf_decl_cache_locals): Ditto.
5938 (mf_build_check_statement_for): Ditto.
5939 (mx_register_decls): Ditto.
5940 * graphite-sese-to-poly.c (remove_invariant_phi): Ditto,
5941 and don't use itertors to append.
5942 (insert_stmts): Ditto.
5943 (insert_out_of_ssa_copy): Ditto.
5944 (insert_out_of_ssa_copy_on_edge): Ditto.
5946 2012-05-02 Michael Matz <matz@suse.de>
5948 * gimple.h (gimple_bind_body_ptr): New function.
5949 (gimple_bind_body): Use it.
5950 (gimple_catch_handler): Use gimple_catch_handler_ptr.
5951 (gimple_eh_filter_failure_ptr): New function.
5952 (gimple_eh_filter_failure): Use it.
5953 (gimple_eh_else_n_body_ptr): New function.
5954 (gimple_eh_else_n_body): Use it.
5955 (gimple_eh_else_e_body_ptr): New function.
5956 (gimple_eh_else_e_body): Use it.
5957 (gimple_try_eval_ptr): New function.
5958 (gimple_try_eval): Use it.
5959 (gimple_try_cleanup_ptr): New function.
5960 (gimple_try_cleanup): Use it.
5961 (gimple_wce_cleanup_ptr): New function.
5962 (gimple_wce_cleanup): Use it.
5963 (gimple_omp_body_ptr): New function.
5964 (gimple_omp_body): Use it.
5965 (gimple_omp_for_pre_body_ptr): New function.
5966 (gimple_omp_for_pre_body): Use it.
5967 (gimple_transaction_body_ptr): New function.
5968 (gimple_transaction_body): Use it.
5969 (gsi_split_seq_before): Adjust to return nothing and take pointer
5971 (gsi_set_stmt): Declare.
5972 (gsi_replace_with_seq): Declare.
5973 (walk_gimple_seq_mod): Declare.
5974 * function.h (struct function <gimple_body>): Use typedef gimple_seq.
5976 * gimple-iterator.c (gsi_set_stmt): New function.
5977 (gsi_split_seq_before): Return new sequence via pointer argument.
5978 (gsi_replace): Use gsi_set_stmt.
5980 * tree-ssa-loop-im.c (move_computations_stmt): First remove
5982 * tree-complex.c (update_complex_components_on_edge): Don't copy gsi.
5983 * tree-phinodes.c (resize_phi_node): Don't resize stmt in-place,
5985 (reserve_phi_args_for_new_edge): Change call to above,
5988 * omp-low.c (lower_omp): Change prototype to take pointer to sequence.
5989 (lower_rec_input_clauses): Use gimple_seq_add_seq instead of
5990 iterators. Adjust call to lower_omp.
5991 (lower_lastprivate_clauses): Adjust call to lower_omp.
5992 (lower_reduction_clauses): Ditto.
5993 (expand_omp_taskreg): Nullify non-cfg body of child_fn.
5994 (lower_omp_sections): Don't explicitely count sequence length,
5995 nullify lowered bodies earlier, ensure stmts are part of only
5996 one sequence, adjust call to lower_omp.
5997 (lower_omp_single): Ensure stmts are part of only one sequence,
5998 adjust call to lower_omp.
5999 (lower_omp_master): Ditto.
6000 (lower_omp_ordered): Ditto.
6001 (lower_omp_critical): Ditto.
6002 (lower_omp_for): Ditto.
6003 (lower_omp_taskreg): Ditto, tidy.
6004 (lower_omp_1): Adjust calls to lower_omp.
6005 (execute_lower_omp): Ditto.
6006 (lower_omp): Adjust to take pointer to sequence.
6007 (diagnose_sb_2): Use walk_gimple_seq_mod.
6008 (diagnose_omp_structured_block_errors): Ditto and set possibly
6009 changed function body.
6010 * gimple-low.c (lower_function_body): Set function body after
6012 (lower_sequence): Adjust to take pointer to sequence.
6013 (lower_omp_directive): Ensure stmt isn't put twice into the
6014 sequence, adjust call to lower_sequence.
6015 (lower_stmt): Adjust calls to lower_sequence.
6016 (lower_gimple_bind): Ditto.
6017 (gimple_try_catch_may_fallthru): Call gsi_start with lvalue.
6018 * tree-nested.c (walk_body): Take pointer to sequence, use
6019 walk_gimple_seq_mod.
6020 (walk_function): Adjust call to walk_body, set possibly changed body.
6021 (walk_gimple_omp_for): Adjust calls to walk_body.
6022 (convert_nonlocal_omp_clauses): Ditto.
6023 (convert_nonlocal_reference_stmt): Ditto.
6024 (convert_local_omp_clauses): Ditto.
6025 (convert_local_reference_stmt): Ditto.
6026 (convert_tramp_reference_stmt): Ditto.
6027 (convert_gimple_call): Ditto.
6028 (convert_nl_goto_reference): Use local iterator copy.
6029 * gimple.c (walk_gimple_seq_mod): Renamed from walk_gimple_seq,
6030 but taking pointer to sequence, ensure gsi_start is called with
6032 (walk_gimple_seq): New wrapper around walk_gimple_seq_mod,
6033 asserting that the sequence head didn't change.
6034 (walk_gimple_stmt): Replace all calls to walk_gimple_seq with
6035 walk_gimple_seq_mod.
6036 * trans-mem.c (lower_transaction): Use walk_gimple_seq_mod.
6037 (execute_lower_tm): Ditto, and set possibly changed body.
6038 * tree-eh.c (lower_eh_constructs_1): Take pointer to sequence,
6039 call gsi_start with that lvalue.
6040 (replace_goto_queue_stmt_list): Ditto.
6041 (replace_goto_queue_1): Adjust calls to replace_goto_queue_stmt_list.
6042 (replace_goto_queue): Ditto.
6043 (lower_try_finally_nofallthru): Adjust calls to lower_eh_constructs_1.
6044 (lower_try_finally_onedest): Ditto.
6045 (lower_try_finally_copy): Ditto.
6046 (lower_try_finally_switch): Ditto.
6047 (lower_try_finally): Ditto.
6048 (lower_eh_filter): Ditto.
6049 (lower_eh_must_not_throw): Ditto.
6050 (lower_cleanup): Ditto.
6051 (lower_eh_constructs_2): Ditto.
6052 (lower_catch): Ditto, and ensure gsi_start is called with lvalue.
6053 (lower_eh_constructs): Adjust calls to lower_eh_constructs_1, and
6054 set possibly changed body.
6055 (optimize_double_finally): Call gsi_start with lvalue.
6057 * tree-cfg.c (make_blocks): Adjust call to gsi_split_seq_before.
6058 (gimple_split_block): Ditto.
6059 (gimple_merge_blocks): Use gsi_start_phis.
6060 (move_stmt_r): Use walk_gimple_seq_mod.
6061 * tree-ssa-dse.c (dse_enter_block): Use gsi_last_bb.
6062 * cgraphbuild.c (build_cgraph_edges): Use gsi_start_phis.
6063 (rebuild_cgraph_edges): Ditto.
6064 (cgraph_rebuild_references): Ditto.
6065 * ipa-prop.c (ipa_analyze_params_uses): Ditto.
6066 * tree-inline.c (copy_phis_for_bb): Ditto.
6067 * tree-ssa-dce.c: Ditto.
6069 * cgraphunit.c (cgraph_analyze_function): Use gimple_has_body_p.
6071 2012-05-02 Kirill Yukhin <kirill.yukhin@intel.com>
6072 Andi Kleen <ak@linux.intel.com>
6074 * coretypes.h (MEMMODEL_MASK): New.
6075 * builtins.c (get_memmodel): Add val. Call target.memmodel_check
6076 and return new variable.
6077 (expand_builtin_atomic_exchange): Mask memmodel values.
6078 (expand_builtin_atomic_compare_exchange): Ditto.
6079 (expand_builtin_atomic_load): Ditto.
6080 (expand_builtin_atomic_store): Ditto.
6081 (expand_builtin_atomic_clear): Ditto.
6082 * doc/extend.texi: Mention port-dependent memory model flags.
6083 * config/i386/cpuid.h (bit_HLE): New.
6084 * config/i386/driver-i386.c (host_detect_local_cpu): Detect
6086 * config/i386/i386-protos.h (ix86_generate_hle_prefix): New.
6087 * config/i386/i386-c.c (ix86_target_macros_internal): Set HLE defines.
6088 (ix86_target_string)<-mhle>: New.
6089 (ix86_valid_target_attribute_inner_p) <OPT_mhle>: Ditto.
6090 * config/i386/i386.c (ix86_target_string) <OPTION_MASK_ISA_HLE>: New.
6091 (ix86_valid_target_attribute_inner_p) <OPT_mhle>: Ditto.
6092 (ix86_option_override_internal) <PTA_HLE>: New switch, set it
6093 enabled for generic, generic64 and core-avx2.
6094 (ix86_print_operand): Generate HLE lock prefixes.
6095 (ix86_memmodel_check): New.
6096 (TARGET_MEMMODEL_CHECK): Ditto.
6097 * config/i386/i386.h (OPTION_ISA_HLE): Ditto.
6098 (IX86_HLE_ACQUIRE): Ditto.
6099 (IX86_HLE_RELEASE): Ditto.
6100 * config/i386/i386.h (ix86_generate_hle_prefix): Ditto.
6101 * config/i386/i386.opt (mhle): Ditto.
6102 * config/i386/sync.md(atomic_compare_and_swap<mode>): Pass
6103 success model to instruction emitter.
6104 (atomic_fetch_add<mode>): Ditto.
6105 (atomic_exchange<mode>): Ditto.
6106 (atomic_add<mode>): Ditto.
6107 (atomic_sub<mode>): Ditto.
6108 (atomic_<code><mode>): Ditto.
6109 (*atomic_compare_and_swap_doubledi_pic): Ditto.
6110 (atomic_compare_and_swap_single<mode>): Define and use argument
6112 (atomic_compare_and_swap_double<mode>): Ditto.
6113 * configure.ac: Check if assembler support HLE prefixes.
6114 * configure: Regenerate.
6117 2012-05-02 Steven Bosscher <steven@gcc.gnu.org>
6120 * gimplify.c (preprocess_case_label_vec_for_gimple): New function,
6122 (gimplify_switch_expr): ... here.
6123 * gimple.h (preprocess_case_label_vec_for_gimple): Add prototype.
6124 * tree-ssa-forwprop.c (simplify_gimple_switch_label_vec): New function
6125 to clean up case labels with values outside the index type range.
6126 (simplify_gimple_switch): Call it if something changed.
6127 Remove strange and unnecessary assert.
6129 2012-05-02 Richard Guenther <rguenther@suse.de>
6131 * fold-const.c (div_if_zero_remainder): sizetypes no longer
6133 (int_const_binop_1): New worker for int_const_binop with
6134 overflowable parameter. Pass it through to force_fit_type_double.
6135 (int_const_binop): Wrap around int_const_binop_1 with overflowable
6137 (size_binop_loc): Call int_const_binop_1 with overflowable equal
6138 to minus one, forcing overflow detection for even unsigned types.
6139 (extract_muldiv_1): Remove bogus TYPE_IS_SIZETYPE special-casing.
6140 (fold_binary_loc): Call try_move_mult_to_index with signed offset.
6141 * stor-layout.c (initialize_sizetypes): sizetypes no longer
6143 (layout_type): For zero-sized arrays ignore overflow on the
6145 * tree-ssa-ccp.c (bit_value_unop_1): Likewise.
6146 (bit_value_binop_1): Likewise.
6147 * tree.c (double_int_to_tree): Likewise.
6148 (double_int_fits_to_tree_p): Likewise.
6149 (force_fit_type_double): Likewise.
6150 (host_integerp): Likewise.
6151 (int_fits_type_p): Likewise.
6152 * varasm.c (output_constructor_regular_field): Sign-extend the
6153 field-offset to cater for negative offsets produced by the Ada
6155 * omp-low.c (extract_omp_for_data): Convert the loop step to
6156 signed for pointer adjustments.
6158 2012-05-02 Richard Guenther <rguenther@suse.de>
6160 * tree.c (valid_constant_size_p): New function.
6161 * tree.h (valid_constant_size_p): Declare.
6162 * cfgexpand.c (expand_one_var): Adjust check for too large
6163 variables by using valid_constant_size_p.
6164 * varasm.c (assemble_variable): Likewise.
6166 * c-decl.c (grokdeclarator): Properly check for sizes that
6167 cover more than half of the address-space.
6169 2012-05-02 Jakub Jelinek <jakub@redhat.com>
6171 PR tree-optimization/53163
6172 * tree-ssa-phiopt.c (cond_if_else_store_replacement): Don't ignore
6173 return value from compute_all_dependences.
6175 PR rtl-optimization/53160
6176 * ree.c (combine_reaching_defs): Handle the case where cand->insn
6177 has been modified by ree pass already.
6179 2012-05-01 Ian Lance Taylor <iant@google.com>
6182 * c-decl.c (build_compound_literal): Make the decl readonly if it
6183 an array of a readonly type.
6184 * gimplify.c (gimplify_compound_literal_expr): Add fallback
6185 parameter. Change all callers. If the decl is not addressable
6186 and is not an l-value, make it readonly.
6188 2012-05-01 Bernd Schmidt <bernds@codesourcery.com>
6190 * ira.c (allocated_reg_info_size): New static variable.
6191 (expand_reg_info): Manage it. Call
6192 setup_preferred_alternate_classes_for_new_pseudos.
6193 (ira): Don't do it here. Remove local allocated_reg_info_size,
6194 set the global before calling find_moveable_pseudos.
6195 (find_moveable_pseudos): Call expand_reg_info rather than
6198 2012-05-01 Richard Henderson <rth@redhat.com>
6200 * common.opt (fsync-libcalls): New.
6201 * doc/invoke.texi: Document it.
6202 * optabs.c (init_sync_libfuncs): Honor it.
6204 2012-05-01 Kenneth Zadeck <zadeck@naturalbridge.com>
6205 Richard Sandiford <r.sandiford@uk.ibm.com>
6207 PR rtl-optimization/52543
6208 * Makefile.in (lower-subreg.o, target-globals.o): Depend on
6210 * lower-subreg.h: New file.
6211 * target-globals.h (this_target_lower_subreg): Declare.
6212 (target_globals): Add lower_subreg;
6213 (restore_target_globals): Restore this_target_lower_subreg.
6214 * target-globals.c: Include it.
6215 (default_target_globals): Add default_target_lower_subreg.
6216 (save_target_globals): Initialize target_lower_subreg.
6217 * rtl.h (init_lower_subreg): Added declaration.
6218 * toplev.c (backend_init_target): Call initializer for lower-subreg
6220 * lower-subreg.c (LOG_COSTS, FORCE_LOWERING): New macros.
6221 (default_target_lower_subreg): New variable.
6222 (this_target_lower_subreg): Likewise.
6223 (twice_word_mode, choices): New macros.
6224 (shift_cost, compute_splitting_shift, compute_costs)
6225 (init_lower_subreg): New functions.
6226 (resolve_simple_move): Add speed_p argument. Check choices.
6227 (find_pseudo_copy): Don't check the mode size here.
6228 (resolve_simple_move): Assert the mode size.
6229 (find_decomposable_shift_zext): Add speed_p argument and return
6230 a bool. Check choices.
6231 (resolve_shift_zext): Add comment.
6232 (dump_shift_choices, dump_choices): New functions.
6233 (decompose_multiword_subregs): Dump list of profitable
6234 transformations. Add code to skip non profitable transformations.
6235 Update calls to simple_move and find_decomposable_shift_zext.
6237 2012-05-01 Ian Bolton <ian.bolton@arm.com>
6238 Sameera Deshpande <sameera.deshpande@arm.com>
6239 Greta Yorsh <greta.yorsh@arm.com>
6241 * config/arm/arm-protos.h (thumb_unexpanded_epilogue): Rename to...
6242 (thumb1_unexpanded_epilogue): ...this.
6243 * config/arm/arm.c (thumb_unexpanded_epilogue): Rename to...
6244 (thumb1_unexpanded_epilogue): ...this.
6245 * config/arm/arm.md (thumb_unexpanded_epilogue): Rename to...
6246 (thumb1_unexpanded_epilogue): ...this.
6248 2012-05-01 Richard Earnshaw <rearnsha@arm.com>
6250 * arm/linux-eabi.h (GLIBC_DYNAMIC_LINKER_DEFAULT): Avoid ifdef
6251 comparing enumeration values. Update comments.
6253 2012-05-01 Alan Modra <amodra@gmail.com>
6256 * config/rs6000/rs6000.c (load_lr_save, restore_saved_lr,
6257 load_cr_save, add_crlr_cfa_restore): New functions.
6258 (rs6000_restore_saved_cr): Rename to..
6259 (restore_saved_cr): ..this. Add cfa_restore notes for cr.
6260 (rs6000_emit_epilogue): Use new functions. Adjust condition
6261 for emitting lr and cr cfa_restore. Emit cfa_restores for fp
6262 regs when using out-of-line restore only when shrink wrapping.
6264 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
6267 * ipa-prop.c (ipa_print_node_jump_functions): Wrap multiple
6268 calls to cgraph_node_name in xstrdup.
6269 (ipa_make_edge_direct_to_target): Ditto.
6270 * cgraph.c (dump_cgraph_node): Ditto.
6271 * tree-sra.c (convert_callers_for_node): Ditto.
6272 * lto-symtab.c (lto_cgraph_replace_node): Ditto.
6273 * ipa-cp.c (perhaps_add_new_callers): Ditto.
6274 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Ditto.
6275 (cgraph_materialize_all_clones): Ditto.
6276 * ipa-inline.c (report_inline_failed_reason): Ditto.
6277 (want_early_inline_function_p): Ditto.
6278 (edge_badness): Ditto.
6279 (update_edge_key): Ditto.
6280 (flatten_function): Ditto.
6281 (ipa_inline): Ditto.
6282 (inline_always_inline_functions): Ditto.
6283 (early_inline_small_functions): Ditto.
6285 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
6288 * config/i386/i386.md (*umul<mode><dwi>3_1): Switch places of
6289 constraints 0 and 1.
6291 012-04-30 Jan Hubicka <jh@suse.cz>
6293 * cgraph.c (ld_plugin_symbol_resolution_names): Move to symtab.c
6294 (cgraph_asm_nodes, cgraph_asm_last_node): Move to cgraphunit.c
6295 (cgraph_add_to_same_comdat_group): Remove.
6296 (cgraph_add_asm_node): Move to cgraphunit.c.
6297 (cgraph_make_decl_local): Move to symtab.c
6298 (cgraph_make_node_local_1): Update.
6299 (cgraph_can_remove_if_no_direct_calls_and): Update.
6300 (used_from_object_file_p): Update.
6301 (resolution_used_from_other_file_p): Move to symtab.c
6302 (cgraph_used_from_object_file_p): move to symtab.c
6303 (verify_cgraph_node): Verify same comdat groups.
6304 * cgraph.h (cgraph_asm_node): Rename to ...
6305 (asm_node): ... this one.
6306 (cgraph_asm_nodes): Rename to ...
6307 (asm_nodes): ... this one.
6308 (symtab_add_to_same_comdat_group): New function.
6309 (symtab_dissolve_same_comdat_group_list): New function.
6310 (symtab_used_from_object_file_p): Declare.
6311 (symtab_make_decl_local): Declare.
6312 (cgraph_add_to_same_comdat_group): Remove.
6313 (cgraph_add_asm_node): Remove.
6314 (cgraph_used_from_object_file_p, varpool_used_from_object_file_p):
6316 (cgraph_finalize_compilation_unit): Rename to ...
6317 (finalize_compilation_unit): ... this one.
6318 (cgraph_optimize): Rename to ....
6319 (compile): ... this one.
6320 (add_asm_node): Declare.
6321 (fixup_same_cpp_alias_visibility): Declare.
6322 (cgraph_make_decl_local): Remove.
6323 (varpool_assemble_pending_decls): Rename to ...
6324 (varpool_output_variables): ... this one.
6325 (varpool_remove_unreferenced_decls): Remove.
6326 * ipa-inline-transform.c (clone_inlined_nodes): Dissolve comdat groups.
6327 (preserve_function_body_p): Make static.
6328 * toplev.c (compile_file): Update comments; update.
6329 * cgraphunit.c: Update comments.
6330 (cgraph_expand_all_functions): Rename to ...
6331 (expand_all_functions): ... this one; update.
6332 (cgraph_mark_functions_to_output): Rename to ...
6333 (mark_functions_to_output): ... this one; cleanup.
6334 (cgraph_output_pending_asms): Remove prototype.
6335 (asm_nodes, asm_last_node): New static vars.
6336 (cgraph_process_new_functions): Update.
6337 (cgraph_reset_node): Cleanup; add comment.
6338 (cgraph_add_new_function): Update.
6339 (cgraph_output_pending_asms): Rename to ...
6340 (output_asm_statements): ... this one.
6341 (add_asm_node): New function.
6342 (fixup_same_cpp_alias_visibility): New function based on code
6343 in cgraph_analyze_function.
6344 (cgraph_analyze_function): Use it.
6345 (cgraph_order_sort): Update.
6346 (cgraph_output_in_order): Update.
6347 (cgraph_function_versioning): Update.
6348 (cgraph_optimize): Rename to ...
6349 (compile): ... this one; initialize streamer hooks here.
6350 (cgraph_finalize_compilation_unit): Rename to ...
6351 (finalize_compilation_unit): ... this one; do not initialize streamer
6353 * lto-streamer-out.c (lto_output_toplevel_asms): Update.
6354 * dwarf2out.c: Update ocmment.
6355 * optimize.c (maybe_clone_body): Use symtab_add_to_same_comdat_group.
6356 * method.c (use_thunk): Likewise.
6357 * semantics.c (maybe_add_lambda_conv_op): Likewise.
6358 * decl2.c (maybe_emit_vtables): Likewise.
6359 (cp_write_global_declarations): Use finalize_compilation_unit.
6360 * parser.c (cp_parser_asm_definition): Use add_asm_node.
6361 * lto-streamer-in.c (lto_input_toplevel_asms): Use add_asm_node
6362 * c-decl.c (c_write_global_declarations): Use
6363 finalize_compilation_unit.
6364 * langhooks.c (write_global_declarations): Update.
6365 * ipa.c (cgraph_externally_visible_p): Update.
6366 (dissolve_same_comdat_group_list): Remove.
6367 (function_and_variable_visibility): Update.
6368 * symtab.c: Inlcude lto-streamer.h and rtl.h
6369 (ld_plugin_symbol_resolution_names): New.
6370 (symtab_add_to_same_comdat_group): New.
6371 (symtab_dissolve_same_comdat_group_list): New.
6372 (resolution_used_from_other_file_p): Move here from cgraph.c
6373 (symtab_used_from_object_file_p): New.
6374 (symtab_make_decl_local): New.
6375 * passes.c (register_pass): Update comments.
6376 * c-parser.c (c_parser_asm_definition): Update.
6377 * varpool.c (varpool_analyze_node): Use
6378 fixup_same_cpp_alias_visibility.
6379 (varpool_remove_unreferenced_decls): Make static.
6380 (varpool_assemble_pending_decls): Rename to ...
6381 (varpool_output_variables): ... this one; call
6382 varpool_remove_unreferenced_decls.
6383 (varpool_used_from_object_file_p): Remove.
6385 2012-04-30 Marc Glisse <marc.glisse@inria.fr>
6388 * c-typeck.c (build_array_ref): Call
6389 convert_vector_to_pointer_for_subscript.
6390 * doc/extend.texi (Vector Extensions): Subscripting not just for C.
6392 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
6394 * config/i386/i386.md (and<mode>3): Change runtime operand mode checks
6395 to compile-time "mode == <MODE>mode" checks.
6396 (and splitter): Ditto.
6398 2012-04-30 Richard Henderson <rth@redhat.com>
6400 * config/arm/arm.md (UNSPEC_LL): New.
6401 * config/arm/sync.md (atomic_loaddi, atomic_loaddi_1): New.
6402 (arm_load_exclusivedi): Use %H0.
6404 2012-04-30 Jason Merrill <jason@redhat.com>
6406 * dwarf2out.c (comdat_symbol_id): Add const.
6407 (union die_symbol_or_type_node): Add const to die_symbol.
6408 (output_die_symbol, output_die, output_comp_unit): Adjust.
6410 2012-04-30 Andrew Stubbs <ams@codesourcery.com>
6412 * config/arm/arm.md (negdi2): Use gen_negdi2_neon.
6413 * config/arm/neon.md (negdi2_neon): New insn.
6414 Also add splitters for core and NEON registers.
6416 2012-04-30 Andrew Stubbs <ams@codesourcery.com>
6418 * config/arm/arm.c (neon_valid_immediate): Allow const_int.
6419 (arm_print_operand): Add 'x' format.
6420 * config/arm/constraints.md (Dn): Allow const_int.
6421 * config/arm/neon.md (neon_mov<mode>): Use VDX to allow DImode.
6422 Use 'x' format to print constants.
6423 * config/arm/predicates.md (imm_for_neon_mov_operand): Allow const_int.
6424 * config/arm/vfp.md (movdi_vfp): Disable for const_int when neon
6426 (movdi_vfp_cortexa8): Likewise.
6428 2012-04-30 Ian Bolton <ian.bolton@arm.com>
6429 Sameera Deshpande <sameera.deshpande@arm.com>
6430 Greta Yorsh <greta.yorsh@arm.com>
6432 * config/arm/arm-protos.h (ldm_stm_operation_p): New declaration.
6433 * config/arm/arm.c (ldm_stm_operation_p): New function.
6434 * config/arm/predicates.md (load_multiple_operation): Update predicate.
6435 (store_multiple_operation): Likewise.
6437 * config/arm/arm-protos.h (ldm_stm_operation_p): New parameters.
6438 * config/arm/arm.c (ldm_stm_operation_p): New parameters.
6439 * config/arm/predicates.md (load_multiple_operation): Add arguments.
6440 (store_multiple_operation): Likewise.
6442 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
6444 * config/i386/i386.md (and<mode>3): Expand masking operations with
6445 0xff, 0xffff or 0xffffffff immediates to corresponding zero_extend RTX.
6446 (and splitter): Split to DImode zero_extend RTX for DImode operand[0].
6448 2012-04-30 Dodji Seketeli <dodji@redhat.com>
6450 Add -Wvarargs option
6451 * builtins.c (fold_builtin_next_arg): Use OPT_Wvarargs as an
6452 argument for the various warning_at calls.
6453 * docs/invoke.texi: Update the documentation.
6455 2012-04-30 Dodji Seketeli <dodji@redhat.com>
6457 Switch -ftrack-macro-expansion=2 on by default.
6458 * docs/cppopts.texi: Adjust for enabling -ftrack-macro-expansion=2
6461 Fix va_start related location
6462 * builtins.c (fold_builtin_next_arg): Unwinds to the first
6463 location in real source code.
6465 Make conversion warnings work on NULL with -ftrack-macro-expansion
6466 * input.h (expansion_point_location_if_in_system_header): Declare
6468 * input.c (expansion_point_location_if_in_system_header): Define it.
6470 Fix -Wuninitialized for -ftrack-macro-expansion
6471 * tree-ssa.c (warn_uninit): Use the spelling location of the variable
6472 declaration. Use linemap_location_before_p for source locations.
6474 Strip "<built-in>" loc from displayed expansion context
6475 * input.c (expand_location_1): When expanding to spelling location
6476 in a context of a macro expansion, skip reserved system header
6477 locations. Update comments. * tree-diagnostic.c
6478 (maybe_unwind_expanded_macro_loc): Likewise.
6480 Make expand_location resolve to locus in main source file
6481 * input.c (expand_location_1): New. Takes a parameter to choose
6482 whether to resolve the location to spelling or expansion point.
6483 Was factorized from ...
6484 (expand_location): ... here.
6485 (expand_location_to_spelling_point): New. Implemented in terms of
6487 * diagnostic.c (diagnostic_build_prefix): Use the new
6488 expand_location_to_spelling_point instead of expand_location.
6490 Fix PCH crash on GTYed pointer-to-scalar field of a struct
6491 * gengtype.c (write_types_process_field): Force second argument of
6492 the call to the PCH object hierarchy walker to be 'x'.
6494 2012-04-30 Eric Botcazou <ebotcazou@adacore.com>
6496 * config/i386/i386.c (ix86_handle_struct_attribute): Use the proper
6497 predicate to discriminate types.
6499 2012-04-30 Manuel López-Ibáñez <manu@gcc.gnu.org>
6501 * doc/invoke.texi (Wmissing-format-attribute): Document as an
6502 alias of Wsuggest-attribute=format.
6503 * c-typeck.c (convert_for_assignment): Replace
6504 Wmissing-format-attribute with Wsuggest-attribute=format.
6505 (digest_init): Likewise.
6507 2012-04-29 Manuel López-Ibáñez <manu@gcc.gnu.org>
6509 * opts.c (finish_options): Do not handle -Wmissing-noreturn here.
6510 * common.opt (Wmissing-noreturn): Alias of
6511 -Wsuggest-attribute=noreturn.
6513 2012-04-29 Hans-Peter Nilsson <hp@axis.com>
6516 * config/cris/cris.md (andqu): New peephole2.
6517 (andu): Tweak head comment.
6519 2012-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
6520 Steven Bosscher <steven@gcc.gnu.org>
6521 Maxim Kuvyrkov <maxim@codesourcery.com>
6523 PR tree-optimization/38785
6524 * common.opt (ftree-partial-pre): New option.
6525 * doc/invoke.texi: Document it.
6526 * opts.c (default_options_table): Initialize flag_tree_partial_pre.
6527 * tree-ssa-pre.c (do_partial_partial_insertion): Insert only if it will
6529 (execute_pre): Use flag_tree_partial_pre.
6531 2012-04-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6534 * config/pa/pa.c (pa_legitimate_constant_p): Don't put function labels
6537 2012-04-27 Ollie Wild <aaw@google.com>
6539 * doc/invoke.texi (Wliteral-suffix): Document new option.
6541 2012-04-27 Tom Tromey <tromey@redhat.com>
6543 * dwarf2out.c (dwarf_stack_op_name): Use get_DW_OP_name.
6544 (dwarf_tag_name): Use get_DW_TAG_name.
6545 (dwarf_attr_name): Use get_DW_AT_name.
6546 (dwarf_form_name): Use get_DW_FORM_name.
6547 * dwarf2cfi.c (dwarf_cfi_name): Use get_DW_CFA_name.
6549 2012-04-27 Paolo Bonzini <bonzini@gnu.org>
6551 * tree-ssa-phiopt.c (conditional_replacement): Replace PHIs whose
6552 arguments are -1 and 0, by negating the result of the conditional.
6554 2012-04-27 Paolo Bonzini <bonzini@gnu.org>
6557 * config/i386/i386.md (x86_mov<mode>cc_0_m1_neg): Add clobber.
6559 2012-04-27 Richard Guenther <rguenther@suse.de>
6561 * tree-flow.h (is_hidden_global_store): Remove.
6562 * tree-ssa-sink.c (is_hidden_global_store): Likewise.
6563 * tree-ssa-alias.h (ref_may_alias_global_p): Declare.
6564 (stmt_may_clobber_global_p): Likewise.
6565 * tree-ssa-alias.c (ref_may_alias_global_p): New function.
6566 (stmt_may_clobber_global_p): Likewise.
6567 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Call
6568 stmt_may_clobber_global_p.
6569 * tree-ssa-dse.c (dse_possible_dead_store_p): Likewise.
6571 2012-04-27 Steven Bosscher <steven@gcc.gnu.org>
6573 * cfg.c (disconnect_src): Do df_mark_solutions_dirty in the right
6576 * tree-switch-conversion.c (struct switch_conv_info): Add range_max,
6577 reorganize some fields and update comments. Rename bit_test_uniq
6578 and bit_test_count to uniq resp. count. Remove bit_test_bb.
6579 (collect_switch_conv_info): New function, collects info about a
6580 GIMPLE_SWITCH into a struct switch_conv_info.
6581 (check_range): Simplify to use pre-recorded info. Fix think-o in
6582 range-branch ratio check.
6583 (check_process_case): Remove function.
6584 (check_all_empty_except_final): New function, verifies that all
6585 non-final basic blocks are empty.
6586 (process_switch): Simplify to use pre-recorded info. Call
6587 collect_switch_conv_info to do that. Assert that degenerate switch
6588 statements have been cleaned up.
6590 2012-04-27 Marc Glisse <marc.glisse@inria.fr>
6593 * tree-ssa-forwprop.c (combine_conversions): Handle INT->FP->INT.
6595 2012-04-25 Manuel López-Ibáñez <manu@gcc.gnu.org>
6598 * c-typeck.c (pop_init_level): Use %qD instead of %qT.
6600 2012-04-27 Tom de Vries <tom@codesourcery.com>
6602 PR tree-optimization/51879
6603 * tree-ssa-sccvn.h (struct vn_reference_s): Add result_vdef field.
6604 * tree-ssa-sccvn.c (mark_use_processed): New function, factored out
6606 (defs_to_varying): ... here. Don't set use_processed.
6607 (visit_reference_op_call): Handle gimple_vdef.
6608 Handle case that lhs is NULL_TREE.
6609 (visit_use): Use mark_use_processed. Handle calls with side-effect
6610 using visit_reference_op_call.
6612 2012-04-26 Richard Sandiford <richard.sandiford@linaro.org>
6614 * sched-deps.c (fixup_sched_groups): Rename to...
6615 (chain_to_prev_insn): ...this.
6616 (chain_to_prev_insn_p): New function.
6617 (deps_analyze_insn): Use it instead of SCHED_GROUP_P.
6619 2012-04-26 Richard Sandiford <richard.sandiford@linaro.org>
6621 * sched-int.h (_haifa_insn_data): Move priority_status.
6623 (INSN_MODEL_INDEX): New macro.
6624 * haifa-sched.c (insn_delay): New function.
6625 (sched_regno_pressure_class): Update commentary.
6626 (mark_regno_birth_or_death): Pass the liveness bitmap and
6627 pressure array as arguments, instead of using curr_reg_live and
6628 curr_reg_pressure. Only update the pressure if the bit in the
6629 liveness set has changed.
6630 (initiate_reg_pressure_info): Always trust the live-in set for
6631 SCHED_PRESSURE_MODEL.
6632 (initiate_bb_reg_pressure_info): Update call to
6633 mark_regno_birth_or_death.
6634 (dep_list_size): Take the list as argument.
6635 (calculate_reg_deaths): New function, extracted from...
6636 (setup_insn_reg_pressure_info): ...here.
6637 (MODEL_BAR): New macro.
6638 (model_pressure_data, model_insn_info, model_pressure_limit)
6639 (model_pressure_group): New structures.
6640 (model_schedule, model_worklist, model_insns, model_num_insns)
6641 (model_curr_point, model_before_pressure, model_next_priority):
6643 (MODEL_PRESSURE_DATA, MODEL_MAX_PRESSURE, MODEL_REF_PRESSURE)
6644 (MODEL_INSN_INFO, MODEL_INSN): New macros.
6645 (model_index, model_update_limit_points_in_group): New functions.
6646 (model_update_limit_points, model_last_use_except): Likewise.
6647 (model_start_update_pressure, model_update_pressure): Likewise.
6648 (model_recompute, model_spill_cost, model_excess_group_cost): Likewise.
6649 (model_excess_cost, model_dump_pressure_points): Likewise.
6650 (model_set_excess_costs): Likewise.
6651 (rank_for_schedule): Extend SCHED_PRIORITY_WEIGHTED ordering to
6652 SCHED_PRIORITY_MODEL. Use insn_delay. Use the order in the model
6653 schedule as an alternative tie-breaker. Update the call to
6655 (ready_sort): Call model_set_excess_costs.
6656 (update_register_pressure): Update call to mark_regno_birth_or_death.
6657 Rely on that function to check liveness rather than doing it here.
6658 (model_classify_pressure, model_order_p, model_add_to_worklist_at)
6659 (model_remove_from_worklist, model_add_to_worklist, model_promote_insn)
6660 (model_add_to_schedule, model_analyze_insns, model_init_pressure_group)
6661 (model_record_pressure, model_record_pressures): New functions.
6662 (model_record_final_pressures, model_add_successors_to_worklist)
6663 (model_promote_predecessors, model_choose_insn): Likewise.
6664 (model_reset_queue_indices, model_dump_pressure_summary): Likewise.
6665 (model_start_schedule, model_finalize_pressure_group): Likewise.
6666 (model_end_schedule): Likewise.
6667 (schedule_insn): Say when we're scheduling the next instruction
6668 in the model schedule.
6669 (schedule_insn): Handle SCHED_PRESSURE_MODEL.
6670 (queue_to_ready): Do not add instructions that are
6671 MAX_SCHED_READY_INSNS beyond the current point of the model schedule.
6672 Always allow the next instruction in the model schedule to be added.
6673 (debug_ready_list): Print the INSN_REG_PRESSURE_EXCESS_COST_CHANGE
6674 and delay for SCHED_PRESSURE_MODEL too.
6675 (prune_ready_list): Extend SCHED_PRIORITY_WEIGHTED handling to
6676 SCHED_PRIORITY_MODEL, but also take the DFA into account.
6677 (schedule_block): Call model_start_schedule and model_end_schedule.
6678 Extend SCHED_PRIORITY_WEIGHTED stall handling to SCHED_PRIORITY_MODEL.
6679 (sched_init): Extend INSN_REG_PRESSURE_EXCESS_COST_CHANGE handling
6680 to SCHED_PRESSURE_MODEL, but don't allocate saved_reg_live or
6682 (sched_finish): Update accordingly.
6683 (fix_tick_ready): Extend INSN_REG_PRESSURE_EXCESS_COST_CHANGE handling
6684 to SCHED_PRESSURE_MODEL.
6685 (add_jump_dependencies): Update call to dep_list_size.
6686 (haifa_finish_h_i_d): Fix leak of max_reg_pressure.
6687 (haifa_init_insn): Extend INSN_REG_PRESSURE_EXCESS_COST_CHANGE handling
6688 to SCHED_PRESSURE_MODEL.
6689 * sched-deps.c (init_insn_reg_pressure_info): Likewise, but don't
6690 allocate INSN_MAX_REG_PRESSURE for SCHED_PRESSURE_MODEL.
6691 (sched_analyze_insn): Extend INSN_REG_PRESSURE_EXCESS_COST_CHANGE
6692 handling to SCHED_PRESSURE_MODEL.
6694 2012-04-26 Richard Sandiford <richard.sandiford@linaro.org>
6696 * common.opt (fsched-pressure-algorithm=): New option.
6697 * flag-types.h (sched_pressure_algorithm): New enum.
6698 * sched-int.h (sched_pressure_p): Replace with...
6699 (sched_pressure): ...this new variable.
6700 * haifa-sched.c (sched_pressure_p): Replace with...
6701 (sched_pressure): ...this new variable.
6702 (sched_regno_pressure_class, rank_for_schedule, ready_sort)
6703 (update_reg_and_insn_max_reg_pressure, schedule_insn)
6704 (debug_ready_list, prune_ready_list, schedule_block, sched_init)
6705 (sched_finish, fix_tick_ready, haifa_init_insn): Update accordingly.
6706 * sched-deps.c (init_insn_reg_pressure_info): Likewise.
6707 (sched_analyze_insn): Likewise.
6708 * sched-rgn.c (schedule_region): Likewise.
6709 * config/m68k/m68k.c (m68k_sched_variable_issue): Likewise.
6711 2012-04-26 Bernd Schmidt <bernds@codesourcery.com>
6713 * PR middle-end/52997
6714 * ira.c (find_moveable_pseudos): Call resize_reg_info.
6717 * machmode.h (CLASS_HAS_WIDER_MODES_P): True for MODE_PARTIAL_INT.
6718 * expr.c (convert_move): Honor unsignedp when extending partial int
6720 * genmodes.c (complete_mode): Don't clear component field of partial
6722 (emit_mode_inner): Don't emit it however.
6723 (calc_wider_mode): Partial int modes widen to their component.
6725 2012-04-26 David S. Miller <davem@davemloft.net>
6727 * config/sparc/niagara4.md: New file.
6728 * config/sparc/sparc.md: Include it.
6729 * config/sparc/sparc.c (niagara4_costs): New processor costs.
6730 (sparc_option_override): Use it.
6731 (sparc_use_sched_lookahead): Return 2 for niagara4.
6732 (sparc_issue_rate): Likewise.
6734 * config/sparc/sparc.md (attr type): Delete 'fgm_cmp'.
6735 (fpack16_vis, fpackfix_vis, fpack32_vis): Set type to fgm_pack.
6736 (fmul8x16_vis, fmul8x16au_vis, fmul8x16al_vis, fmul8sux16_vis,
6737 fmul8ulx16_vis, fmuld8sux16_vis, fmuld8ulx16_vis): Set type to fgm_mul.
6738 (alignaddrsi_vis, alignaddrdi_vis, alignaddrlsi_vis,
6739 alignaddrldi_vis): Set type to gsr.
6740 (pdist_vis, pdistn<mode>_vis): Set type to fgm_pdsit.
6741 (fcmp<code><GCM:gcm_name><P:mode>_vis, cmask8<P:mode>_vis,
6742 cmask16<P:mode>_vis, cmask32<P:mode>_vis, fchksm16_vis,
6743 v<vis3_shift_patname><mode>3, fmean16_vis,
6744 fp<plusminus_insn>64_vis, <vis3_addsub_ss_patname><mode>3,
6745 fucmp<code>8<P:mode>_vis): Set type to fga.
6746 * config/sparc/ultra1_2.md: Remove refrences to fgm_cmp.
6747 * config/sparc/niagara.md: Likewise.
6748 * config/sparc/niagara2.md: Likewise.
6749 * config/sparc/ultra3.md: Likewise, and fix type matching for
6750 us3_ialuX reservation.
6752 2012-04-26 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6754 * reload.c (find_reloads): Change the loop nesting when trying an
6755 alternative with swapped operands.
6757 2012-04-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
6759 * tree-diagnostic.c (maybe_unwind_expanded_macro_loc): Fix
6760 comment. Delete unused parameter first_exp_point_map.
6761 (virt_loc_aware_diagnostic_finalizer): Update call.
6763 2012-04-26 Michael Hope <michael.hope@linaro.org>
6764 Richard Earnshaw <rearnsha@arm.com>
6766 * config/arm/linux-eabi.h (GLIBC_DYNAMIC_LINKER_SOFT_FLOAT): Define.
6767 (GLIBC_DYNAMIC_LINKER_HARD_FLOAT): Define.
6768 (GLIBC_DYNAMIC_LINKER_DEFAULT): Define.
6769 (GLIBC_DYNAMIC_LINKER): Redefine to use the hard float path.
6771 2012-04-25 Sriraman Tallam <tmsriram@google.com>
6773 * doc/extend.texi: Document avx2 support.
6774 * config/i386/i386.c (fold_builtin_cpu): Add avx2.
6776 2012-04-26 Hans-Peter Nilsson <hp@axis.com>
6779 * config/cris/cris.md ("*andhi_lowpart_v32")
6780 ("*andqi_lowpart_v32"): Change first input-only operand from
6781 a (match_operand ...) to (match_dup 0). Drop alternatives with
6782 const_int-matching constraints for redundancy.
6783 ("*andhi_lowpart_non_v32", "*andqi_lowpart_non_v32"): Ditto. Drop
6784 three-operand alternative.
6786 2012-04-25 Jakub Jelinek <jakub@redhat.com>
6789 * config/i386/i386.md (and<mode>3): For andq $0xffffffff, reg
6790 instead expand it as zero extension.
6792 2012-04-25 H.J. Lu <hongjiu.lu@intel.com>
6795 * dwarf2out.c (dbx_reg_number): Assert return value != INVALID_REGNUM.
6797 2012-04-25 Jakub Jelinek <jakub@redhat.com>
6799 * common.opt (flag_debug_types_section): Default to 0.
6800 (dwarf_version): Default to 4.
6801 (dwarf_record_gcc_switches): Default to 1.
6802 (dwarf_strict): Default to 0.
6803 * toplev.c (process_options): Don't handle dwarf_strict
6804 or dwarf_version here.
6805 * config/vxworks.c (vxworks_override_options): Don't
6806 test whether dwarf_strict or dwarf_version are negative,
6807 instead test !global_options_set.x_dwarf_*.
6808 * config/darwin.c (darwin_override_options): Default to
6810 * doc/invoke.texi: Note that -gdwarf-4, -grecord-gcc-switches
6811 and -fno-debug-types-section are now the default.
6813 2012-04-25 Jan Hubicka <jh@suse.cz>
6815 * cgraphunit.c: Update toplevel comment.
6816 (tree_rest_of_compilation): Merge into cgraph_expand_function.
6817 (cgraph_analyze_function): Make static.
6818 (cgraph_decide_is_function_needed): Make static.
6819 (cgraph_add_new_function): Use expand_function instead of
6820 rest_of_compilation.
6821 (clone_of_p, verify_edge_count_and_frequency, cgraph_debug_gimple_stmt,
6822 verify_edge_corresponds_to_fndecl, verify_cgraph_node, verify_cgraph):
6824 (cgraph_inline_p): Remove.
6825 (cgraph_preserve_function_body_p): Move to ipa-inline-transform.
6826 (init_cgraph): Add comment.
6827 * cgraphbuild.c (record_reference, mark_address, mark_load,
6828 mark_store): Do not call analyze_expr hook.
6829 * cgraph.c: Update toplevel comment.
6830 (clone_of_p, verify_edge_count_and_frequency, cgraph_debug_gimple_stmt,
6831 verify_edge_corresponds_to_fndecl, verify_cgraph_node, verify_cgraph):
6832 Move fere from cgraphunit.c
6833 (cgraph_mark_force_output_node): Move to cgraph.h
6834 * cgraph.h: Reorder so the comments match the function placement.
6835 (cgraph_analyze_function, cgraph_decide_is_function_needed): Remove.
6836 (cgraph_mark_force_output_node): Move here from cgraph.c
6837 * tree.c (free_lang_data): Do not clear analyze_expr hook.
6838 * ipa-inline-transform.c (preserve_function_body_p): New function.
6839 (inline_transform): Update.
6840 * langhooks.c (lhd_callgraph_analyze_expr): Remove.
6841 * langhooks.h (lang_hooks_for_callgraph): Remove.
6842 (lang_hooks): Remove callgraph.
6843 * tree-inline.c (expand_call_inline): Do not use cgraph_inline_p.
6844 * varpool.c: Remove out of date comment.
6845 * langhooks-def.h (lhd_callgraph_analyze_expr): Remove.
6846 (LANG_HOOKS_CALLGRAPH_ANALYZE_EXPR): Remove.
6848 2012-04-25 Jan Hubicka <jh@suse.cz>
6851 * cgraphunit.c (referred_to_p): Move ahead in file to avoid
6852 forward declaration.
6853 (cgraph_finalize_function): Finalize them here.
6854 * symtab.c (dump_symtab): Dump ctors and dtors.
6856 2012-04-25 Jakub Jelinek <jakub@redhat.com>
6859 * stor-layout.c (get_best_mode): Don't return mode with bitsize
6860 larger than maxbits. Don't compute maxbits modulo align.
6861 Also check that unit bytes long store at bitpos / unit * unit
6862 doesn't affect bits beyond bitregion_end.
6863 * expmed.c (store_bit_field_1): Avoid trying insv if OP_MODE MEM
6864 would not fit into bitregion_start ... bitregion_end + 1 bit region.
6865 (store_split_bit_field): Decrease unit close to end of bitregion_end
6866 if access is restricted in order to avoid mutual recursion.
6868 PR tree-optimization/53058
6869 * double-int.h (double_int_max_value, double_int_min_value): New
6871 * double-int.c (double_int_max_value, double_int_min_value): New
6873 * tree-vrp.c (register_edge_assert_for_2): Compare mask for LE_EXPR
6874 or GT_EXPR with double_int_max_value instead of double_int_mask.
6876 2012-04-25 Richard Guenther <rguenther@suse.de>
6878 * tree-vectorizer.h (vect_loop_versioning): Adjust prototype.
6879 * tree-vect-loop.c (vect_transform_loop): Adjust.
6880 * tree-vect-loop-manip.c (vect_do_peeling_for_loop_bound): Record
6881 the maximum number of iterations for the epilogue loop.
6882 (vect_loop_versioning): Remove case re-using the peeled epilogue loop.
6884 2012-04-25 Jakub Jelinek <jakub@redhat.com>
6887 * c-typeck.c (set_nonincremental_init,
6888 set_nonincremental_init_from_string): Pass true instead of false
6889 as IMPLICIT to add_pending_init.
6891 2012-04-25 Manuel López-Ibáñez <manu@gcc.gnu.org>
6893 * c-typeck.c (pop_init_level): Improve diagnostics.
6895 2012-04-25 Uros Bizjak <ubizjak@gmail.com>
6897 * compare-elim.c (try_eliminate_compare): Also handle operands with
6898 implicit extensions.
6900 2012-04-25 Alan Modra <amodra@gmail.com>
6902 * config/rs6000/rs6000 (SAVE_INLINE_VRS, REST_INLINE_VRS,
6903 V_SAVE_INLINE, SAVRES_LR, SAVRES_SAVE, SAVRES_REG,
6904 SAVRES_GPR, SAVRES_FPR, SAVRES_VR): Define.
6905 (no_global_regs_above): Delete.
6906 (no_global_regs): New function.
6907 (rs6000_savres_strategy): Handle vector regs. Use proper lr_save_p
6908 value for load multiple test.
6909 (savres_routine_syms): Increase size.
6910 (rs6000_savres_routine_name, rs6000_savres_routine_sym,
6911 ptr_regno_for_savres, rs6000_emit_savres_rtx): Pass in int selector
6912 rather than a number of boolean flags. Update all callers.
6913 (rs6000_savres_routine_name): Generate vector save/restore names.
6914 (rs6000_savres_routine_sym): Handle vector regs. Delete forward decl.
6915 (ptr_regno_for_savres, rs6000_emit_savres_rtx): Likewise.
6916 (rs6000_emit_prologue): Delete saving_FPRs_inline, saving_GPRs_inline
6917 and using_store_multiple. Expand uses. Don't always use r11 as
6918 frame reg when needed for out-of-line saves. Set up initial offset
6919 for out-of-line vector saves when buying stack frame. Handle pointer
6920 reg setup for out-of-line fp save. Emit call to out-of-line vector
6921 save function. Choose r11 or r12 for vrsave reg when available for
6923 (rs6000_output_function_prologue): Don't emit .extern for ELF.
6924 (rs6000_emit_epilogue): Choose a better frame reg when restoring
6925 from back-chain to suit out-of-line vector restore functions. Emit
6926 call to out-of-line vector restore function. Adjust register used
6927 for cr restore. Tweak pointer register setup for gpr restore.
6928 * config/rs6000/rs6000.h (FIRST_SAVED_GP_REGNO): Take into account
6930 * config/rs6000/sysv4.h (FP_SAVE_INLINE, GP_SAVE_INLINE): Simplify.
6931 (V_SAVE_INLINE): Define.
6932 * config/rs6000/altivec.md (save_vregs_*, restore_vregs_*): New insns.
6934 2012-04-25 Alan Modra <amodra@gmail.com>
6936 * config/rs6000/rs6000.c (rs6000_savres_strategy): Allow
6937 out-of-line save/restore for large frames. Don't disable
6938 out-of-line saves on ABI_AIX when using static chain reg.
6939 (rs6000_emit_prologue): Adjust cr_save_regno on ABI_AIX to not
6940 clobber static chain reg, and tweak for out-of-line gpr saves
6943 2012-04-25 Alan Modra <amodra@gmail.com>
6945 * config/rs6000/rs6000.c (START_USE, END_USE, NOT_INUSE): Define.
6946 (rs6000_emit_prologue): Use the above to catch register overlap.
6948 2012-04-25 Alan Modra <amodra@gmail.com>
6950 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete forward
6951 decl. Move logic selecting update reg to callers. Update all callers.
6952 (rs6000_emit_allocate_stack): Add copy_off param.
6953 (emit_frame_save): Don't handle reg+reg addressing.
6954 (ptr_regno_for_savres): New function, extracted from..
6955 (rs6000_emit_savres_rtx): ..here. Add lr_offset param.
6956 (rs6000_emit_prologue): Generate frame_ptr_rtx as we need it.
6957 Set frame_reg_rtx to r11 whenever r11 is needed, and merge
6958 frame offset adjustment for out-of-line save with copy from sp.
6959 Simplify condition controlling whether cr is saved early or
6960 late. Use ptr_regno_for_savres to verify correct reg is set
6961 up for out-of-line saves. Pass the actual pointer reg used to
6962 rs6000_emit_savres_rtx so rtl matches insns in out-of-line
6963 function. Rearrange spe vars so code is similar to that
6964 elsewhere in this function. Don't update frame_off when spe
6965 save code will restore r11. Use emit_frame_save for spe and
6966 gpr saves. Consolidate darwin out-of-line gpr setup with that
6967 for other abis. Don't assume frame_offset is zero and frame
6968 reg is sp when setting up altivec reg saves, and calculate
6969 exact offset requirement.
6970 (rs6000_emit_epilogue): Use HOST_WIDE_INT for frame_off. Tidy
6971 spe restore code. Consolidate darwin out-of-line gpr setup
6972 with that for other abis.
6974 2012-04-25 Alan Modra <amodra@gmail.com>
6976 * config/rs6000/rs6000.c (rs6000_frame_related): Don't emit a
6977 REG_FRAME_RELATED_EXPR note when the instruction exactly matches
6979 (emit_frame_save): Delete frame_ptr param. Rename total_size to
6981 (rs6000_emit_prologue): Add sp_off. Update rs6000_frame_related
6982 and emit_frame_save calls. Cope with possibly missing note.
6984 2012-04-24 Sriraman Tallam <tmsriram@google.com>
6986 * config/i386/i386.c (build_processor_model_struct): New function.
6987 (make_var_decl): New function.
6988 (fold_builtin_cpu): New function.
6989 (ix86_fold_builtin): New function.
6990 (make_cpu_type_builtin): New function.
6991 (ix86_init_platform_type_builtins): New function.
6992 (ix86_expand_builtin): Expand new builtins by folding them.
6993 (ix86_init_builtins): Make new builtins to detect CPU type.
6994 (TARGET_FOLD_BUILTIN): New macro.
6995 (IX86_BUILTIN_CPU_INIT): New enum value.
6996 (IX86_BUILTIN_CPU_IS): New enum value.
6997 (IX86_BUILTIN_CPU_SUPPORTS): New enum value.
6998 * config/i386/i386-builtin-types.def: New function type.
6999 * testsuite/gcc.target/builtin_target.c: New testcase.
7000 * doc/extend.texi: Document builtins.
7002 2012-04-24 Olivier Hainque <hainque@adacore.com>
7004 * common.opt (gdwarf-): Initialize dwarf_version to -1 instead of 2.
7005 * toplev.c (process_options): Default to dwarf_version 2.
7006 * config/vxworks.c (vxworks_override_options): Default to strict-dwarf
7007 and dwarf_version 2.
7009 2012-04-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
7011 * tree-pretty-print.h (default_tree_printer): Do not declare.
7012 * tree-diagnostic.c: Include tree-pretty-print.h, tree-pass.h and
7014 (default_tree_diagnostic_starter): Make static.
7015 (default_tree_printer): Move to here. Make static.
7016 (tree_diagnostics_defaults): New.
7017 * tree-diagnostic.h (default_tree_diagnostic_starter): Do not declare.
7018 * tree.c (free_lang_data): Use tree_diagnostics_defaults.
7019 * toplev.c: Do not include tree-pass.h.
7020 (default_tree_printer): Move from here.
7021 (general_init): Use tree_diagnostics_defaults.
7023 2012-04-24 Chao-ying Fu <fu@mips.com>
7025 * config.gcc (mips64*-*-linux*): Append mips/linux-common.h to tm_file.
7026 (mips*-*-linux*): Append mips/linux-common.h to tm_file.
7027 * config/mips/gnu-user.h
7028 (SUBTARGET_CC1_SPEC): Use GNU_USER_TARGET_CC1_SPEC directly.
7029 (GNU_USER_TARGET_LINK_SPEC): New define.
7030 (LINK_SPEC): Use GNU_USER_TARGET_LINK_SPEC.
7031 (LIB_SPEC): Use GNU_USER_TARGET_LIB_SPEC directly.
7032 (GNU_USER_TARGET_MATHFILE_SPEC): New define.
7033 (ENDFILE_SPEC): Use GNU_USER_TARGET_MATHFILE_SPEC and
7034 GNU_USER_TARGET_ENDFILE_SPEC.
7035 * config/mips/gnu-user64.h (LIB_SPEC): Remove.
7036 (GNU_USER_TARGET_LINK_SPEC): New define.
7037 (LINK_SPEC): Use GNU_USER_TARGET_LINK_SPEC.
7038 * config/mips/linux-common.h: New file.
7040 2012-04-24 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7043 * config/rs6000/rs6000-c.c (fully_fold_convert): New function.
7044 (altivec_build_resolved_builtin): Call fully_fold_convert.
7046 2012-04-24 Georg-Johann Lay <avr@gjlay.de>
7049 * config/avr/avr.h (HARD_REGNO_CALL_PART_CLOBBERED): New hook define.
7051 2012-04-24 Richard Guenther <rguenther@suse.de>
7053 PR tree-optimization/53085
7054 * tree-ssa-pre.c (eliminate): Do not eliminate volatile redundant
7057 2012-04-24 Richard Guenther <rguenther@suse.de>
7059 * tree-if-conv.c (main_tree_if_conversion): Move bb under
7062 2012-04-24 Jim Meyering <meyering@redhat.com>
7064 * genattrtab.c (gen_attr): Avoid NULL-deref after diagnosing
7065 absence of an define_enum call.
7067 2012-04-24 Richard Guenther <rguenther@suse.de>
7069 * tree-vect-loop-manip.c (vect_do_peeling_for_loop_bound): If
7070 the epilogue loop is not re-used as unvectorized version
7071 record the its maximum number of iterations.
7073 2012-04-24 Andrew Pinski <apinski@cavium.com>
7075 * tree-ssa-forwprop.c (simplify_bitwise_binary):
7076 Don't directly use def1/def2.
7078 2012-04-24 Richard Guenther <rguenther@suse.de>
7080 PR tree-optimization/53098
7081 * tree-vect-loop.c (vect_analyze_loop_operations): Fixup
7084 2012-04-24 Andrew Pinski <apinski@cavium.com>
7087 * tree-ssa-forwprop.c (defcodefor_name): New function.
7088 (simplify_bitwise_binary): Use defcodefor_name instead of manually
7089 Simplify "( X | Y) & X" to X and "( X & Y) | X" to X.
7090 Simplify "(~X | Y) & X" to "X & Y" and
7091 "(~X & Y) | X" to "X | Y".
7093 2012-04-24 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7095 * recog.c (insn_invalid_p): Add IN_GROUP parameter and use
7096 validate_change to add clobbers if IN_GROUP is nonzero.
7097 (verify_changes): Call insn_invalid_p with IN_GROUP set to true.
7098 * recog.h (insn_invalid_p): Add IN_GROUP parameter to function
7100 * gcse.c (process_insert_insn): Call insn_invalid_p with IN_GROUP
7102 * config/s390/s390.c (insn_invalid_p): Likewise.
7104 2012-04-24 Jakub Jelinek <jakub@redhat.com>
7107 * varasm.c (compute_reloc_for_constant): Handle ADDR_EXPR of MEM_REF.
7108 (output_addressed_constants): Likewise.
7111 * varasm.c (get_section): Don't ICE for section conflicts with
7112 built-in section kinds.
7114 2012-04-23 DJ Delorie <dj@redhat.com>
7116 * config/s390/s390.h (LINK_SPEC): Remove, no longer needed.
7117 (LIBSTDCXX): Change to CPP2.
7119 2012-04-23 H.J. Lu <hongjiu.lu@intel.com>
7122 * opth-gen.awk: Check if MASK_ and TARGET_ macros are defined for
7125 2012-04-23 Uros Bizjak <ubizjak@gmail.com>
7127 * config/i386/i386.md (*add<mode>_2): Add r/r/0 alternative.
7128 (*addsi_2_zext): Ditto.
7129 (*add<mode>_3): Ditto.
7130 (*addsi_3_zext): Ditto.
7131 (*add<mode>_5): Ditto.
7133 2012-04-23 Andrew Pinski <apinski@cavium.com>
7135 * tree-ssa-forwprop.c (simplify_bitwise_binary): Simplify (A & B) OP0
7136 (C & B) to (A OP0) & B.
7138 2012-04-23 Martin Jambor <mjambor@suse.cz>
7140 * expr.c (expand_expr_real_1): Remove setting parent's alias set for
7141 temporaries created for a bitfield (reverting revision 122014).
7143 2012-04-23 Richard Guenther <rguenther@suse.de>
7145 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Gimplify
7146 the condition using is_gimple_condexpr and avoid the not necessary
7148 (set_prologue_iterations): Likewise.
7149 (vect_loop_versioning): Likewise.
7151 2012-04-23 Richard Guenther <rguenther@suse.de>
7153 PR tree-optimization/53070
7154 * tree-if-conv.c (combine_blocks): Free predicates in all blocks.
7155 (main_tree_if_conversion): Verify we succeeded in that.
7157 2012-04-23 Jan Hubicka <jh@suse.cz>
7159 * lto-symtab.c (lto_cgraph_replace_node): Do not call
7160 mark_reahcable_node.
7161 * cgraph.c (cgraph_remove_node): Do not clear reachable.
7162 (cgraph_mark_reachable_node): Remove.
7163 (cgraph_mark_force_output_node): Do not set reachable.
7164 (dump_cgraph_node): Do not dump reachable.
7165 (cgraph_create_virtual_clone): Do not set reachable.
7166 * cgraph.h (cgraph_node): Remove reachable flag.
7167 (varpool_node): Remove reachable flag.
7168 (cgraph_mark_if_needed): Remove.
7169 (cgraph_mark_reachable_node): Remove.
7170 * tree-emutls.c (ipa_lower_emutls): Do not check reachable.
7171 * cgraphunit.c (cgraph_finalize_function): Do not mark node as
7173 (cgraph_add_new_function): Likewise.
7174 (cgraph_mark_if_needed): Remove.
7175 (cgraph_analyze_function): Do not set target as reachable.
7176 (process_function_and_variable_attributes): Do not care about
7178 (cgraph_analyze_functions): Do not set reachable flags.
7179 (cgraph_mark_functions_to_output): Do not check reachability.
7180 (cgraph_copy_node_for_versioning): Do not set reachable flag.
7181 (dbxout_expand_expr): Update.
7182 * c-decl.c (merge_decls): Do not track changed externs.
7183 * ipa.c: Include pointer-set.h
7184 (enqueue_cgraph_node): Use reachable pointer set.
7185 (process_references): Likewise.
7186 (cgraph_remove_unreachable_nodes): Likewise.
7187 (whole_program_function_and_variable_visibility): Do not recompute
7189 * trans-mem.c (ipa_tm_execute): Do not check reachable flag.
7191 2012-04-23 Georg-Johann Lay <avr@gjlay.de>
7193 * doc/extend.texi (AVR Named Address Spaces): Fix typos.
7195 2012-04-23 Richard Guenther <rguenther@suse.de>
7198 * c-typeck.c (build_binary_op): Fix typo.
7200 2012-04-23 Jakub Jelinek <jakub@redhat.com>
7202 PR tree-optimizations/52891
7203 * tree-vect-patterns.c (adjust_bool_pattern): Use
7204 build_nonstandard_type even if rhs1 has unsigned INTEGER_TYPE,
7205 but with non-standard precision.
7207 2012-04-22 Jan Hubicka <jh@suse.cz>
7209 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Bail out at NULL
7212 2012-04-22 Jan Hubicka <jh@suse.cz>
7214 * lto-symtab.c (lto_varpool_replace_node): Do not merge needed flags.
7215 * cgraphbuild.c (record_reference, record_type_list, mark_address,
7216 mark_load, mark_store): Do not mark varpool nodes as needed.
7217 * cgraph.c (cgraph_new_nodes): Remove.
7218 (cgraph_create_function_alias): Do not mark nodes as reachable.
7219 (cgraph_add_thunk): Likewise.
7220 (cgraph_mark_reachable_node): Do not manage the queue.
7221 * cgraph.h (cgraph_node): Remove next_needed.
7222 (varpool_nodes_queue): Remove next_needed and prev_needed.
7223 (x_cgraph_nodes_queue, x_cgraph_nodes_queue, cgraph_new_nodes): Remove.
7224 (cgraph_new_nodes): Declare.
7225 (x_varpool_nodes_queue, varpool_nodes_queue); Remove.
7226 (varpool_analyze_pending_decls): Remove.
7227 (varpool_analyze_node): New.
7228 (varpool_mark_needed_node): Remove.
7229 (varpool_first_variable, varpool_next_variable): New inlines.
7230 (varpool_first_static_initializer, varpool_next_static_initializer):
7232 (FOR_EACH_STATIC_VARIABLE): Remove unused walker.
7233 (varpool_first_defined_variable): New inline.
7234 (varpool_next_defined_variable): New inline
7235 (FOR_EACH_VARIABLE): Reimplement.
7236 (FOR_EACH_DEFINED_VARIABLE): Reimplement.
7237 * toplev.c (wrapup_global_declaration_2): Use analyzed instead of
7239 * cgraphunit.c (cgraph_new_nodes): Declare here.
7240 (enqueue_node): New function.
7241 (cgraph_process_new_functions): update for new
7242 node set; when constructing cgraph enqueue node for processing.
7243 (cgraph_add_new_function): Use new node set.
7244 (process_function_and_variable_attributes): Do not set varpool needed
7246 (referred_to_p): New function.
7247 (varpool_finalize_decl): Move here from varpool.c; enqueue needed node
7248 when varpool is in construction.
7249 (cgraph_analyze_functions): Rewrite.
7250 (cgraph_expand_all_functions): Update.
7251 (cgraph_output_in_order): Do not analyze pending decls; do not set
7253 (cgraph_optimize): Do not analyze pending decls.
7254 * lto-cgraph.c (input_varpool_node): Clear analyzed flag for objects
7255 in other partition; do not mark node as needed.
7256 * dwarf2out.c (reference_to_unused): Use analyzed flag.
7257 (premark_types_used_by_global_vars_helper): Likewise.
7258 * ipa.c (process_references): Do not call varpool_mark_needed_node.
7259 (cgraph_remove_unreachable_nodes): Do not rely on varpool and
7261 (function_and_variable_visibility): Do not mark node as needed.
7262 (whole_program_function_and_variable_visibility): Likewise.
7263 * Makefile.in (gt-varpool.h): No longer needed.
7264 * passes.c (execute_one_pass, execute_ipa_pass_list): Update.
7265 (ipa_write_summaries): Do not use needed flag.
7266 * varpool.c: Do not include gt-varpool.h
7267 (x_varpool_nodes_queue, x_varpool_last_needed_node,
7268 x_varpool_last_needed_node, x_varpool_first_unanalyzed_node,
7269 x_varpool_first_unanalyzed_node, varpool_assembled_nodes_queue):
7271 (varpool_remove_node): Do not update the lists.
7272 (dump_varpool_node): Do not dump needed flag.
7273 (varpool_enqueue_needed_node): Remove.
7274 (varpool_mark_needed_node): Remove.
7275 (varpool_reset_queue): Remove.
7276 (varpool_finalize_decl): Move to cgraphunit.c
7277 (varpool_analyze_node): New functions based on former
7278 varpool_analyze_pending_decls.
7279 (varpool_analyze_pending_decls): Remove.
7280 (varpool_assemble_decl): Do not update the lists.
7281 (enqueue_node): New function.
7282 (varpool_remove_unreferenced_decls): Rewrite.
7283 (varpool_empty_needed_queue): Remove.
7284 (add_new_static_var): Do not mark node as needed.
7285 (varpool_create_variable_alias): Handle expansion state
7287 * except.c (output_ttype): Do not mark node as needed.
7288 * varasm.c (mark_decl_referenced): Do not use mark_needed_node.
7289 * tree-profile.c (init_ic_make_global_vars, init_ic_make_global_vars):
7291 * tree-switch-conversion.c (build_one_array): Likewise.
7293 2012-04-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
7296 * doc/invoke.texi (pedantic): Rename to Wpedantic.
7297 * common.opt (Wpedantic): New.
7298 (pedantic): Alias Wpedantic.
7299 * diagnostic.c (warning_at): Likewise.
7300 * c-decl.c (diagnose_mismatched_decls): Likewise.
7301 (build_array_declarator): Likewise.
7302 (mark_forward_parm_decls):
7303 (check_bitfield_type_and_width): Likewise.
7304 (grokdeclarator): Likewise.
7305 (grokfield): Likewise.
7306 (finish_struct): Likewise.
7307 (build_enumerator): Likewise.
7308 (store_parm_decls_oldstyle): Likewise.
7309 (declspecs_add_qual): Likewise.
7310 (declspecs_add_type): Likewise.
7311 (finish_declspecs): Likewise.
7312 * c-typeck.c (composite_type): Likewise.
7313 (comp_target_types): Likewise.
7314 (build_array_ref): Likewise.
7315 (pointer_diff): Likewise.
7316 (build_unary_op): Likewise.
7317 (build_conditional_expr): Likewise.
7318 (build_c_cast): Likewise.
7319 (convert_for_assignment): Likewise.
7320 (maybe_warn_string_init): Likewise.
7321 (digest_init): Likewise.
7322 (pop_init_level): Likewise.
7323 (set_init_index): Likewise.
7324 (c_finish_goto_label): Likewise.
7325 (c_finish_return): Likewise.
7326 (do_case): Likewise.
7327 (build_binary_op): Likewise.
7328 * c-parser.c (static): Likewise.
7329 (c_parser_external_declaration): Likewise.
7330 (c_parser_declaration_or_fndef): Likewise.
7331 (c_parser_static_assert_declaration_no_se): Likewise.
7332 (c_parser_enum_specifier): Likewise.
7333 (c_parser_struct_or_union_specifier): Likewise.
7334 (c_parser_struct_declaration): Likewise.
7335 (c_parser_alignas_specifier): Likewise.
7336 (c_parser_braced_init): Likewise.
7337 (c_parser_initelt): Likewise.
7338 (c_parser_compound_statement_nostart): Likewise.
7339 (c_parser_conditional_expression): Likewise.
7340 (c_parser_alignof_expression): Likewise.
7341 (c_parser_postfix_expression): Likewise.
7342 (c_parser_postfix_expression_after_paren_): Likewise.
7343 (c_parser_objc_class_instance_variables): Likewise.
7344 (c_parser_objc_method_definition): Likewise.
7345 (c_parser_objc_methodprotolist): Likewise.
7347 2012-04-22 Ian Lance Taylor <iant@google.com>
7349 * godump.c (go_output_typedef): Dump size of structs.
7351 2012-04-22 Razya Ladelsky <razya@il.ibm.com>
7353 Correcting transform_to_exit_first_loop + fix to PR46886
7354 * tree-parloops.c (transform_to_exit_first_loop): Remove
7355 setting of number of iterations according to the loop pattern.
7356 Duplicate from entry to exit->src instead of loop->latch.
7357 (pallelize_loops): Remove the condition preventing do-while loops.
7358 * tree-cfg.c (bool bb_in_region_p): New.
7359 (gimple_duplicate_sese_tail): Adjust duplication of the the subloops.
7360 Adjust redirection of the duplicated iteration.
7362 2012-04-21 Richard Sandiford <rdsandiford@googlemail.com>
7365 * rtl.def (ADDRESS): Use "i" rather than "w".
7366 * rtl.h (find_base_term): Delete.
7367 (may_be_sp_based_p): Declare.
7368 * rtl.c (rtx_code_size): Remove ADDRESS special case.
7369 * alias.h (UNIQUE_BASE_VALUE_SP, UNIQUE_BASE_VALUE_ARGP)
7370 (UNIQUE_BASE_VALUE_FP, UNIQUE_BASE_VALUE_HFP): Move to...
7372 (find_base_term): Make static.
7373 (may_be_sp_based_p): New function.
7374 * dse.c (record_store): Use it.
7375 * store-motion.c (store_killed_in_insn): Likewise.
7377 2012-04-21 Richard Sandiford <rdsandiford@googlemail.com>
7379 * fold-const.c (fold_checksum_tree): Fix VECTOR_CST case.
7381 2012-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
7384 * c-typeck.c (inform_declaration): New.
7385 (build_function_call_vec): Do not pretty-print
7386 expressions when caret is enabled.
7387 (convert_arguments): Use inform_declaration.
7389 2012-04-20 Jim Meyering <meyering@redhat.com>
7391 * genmodes.c (make_complex_modes): Don't truncate a mode name of
7392 length 7 or more when prepending a "C". Suggested by Richard Guenther.
7394 2012-04-20 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7396 PR rtl-optimization/44214
7397 * fold-const.c (exact_inverse): New function.
7398 (fold_binary_loc): Fold vector and complex division by constant into
7399 multiply by recripocal with flag_reciprocal_math; fold vector division
7400 by constant into multiply by reciprocal with exact inverse.
7402 2012-04-20 Jan Hubicka <jh@suse.cz>
7404 * lto-symtab.c (lto_cgraph_replace_node): Merge needed instead of
7406 * cgraph.c (cgraph_add_thunk): Use mark_reachable_node.
7407 (cgraph_remove_node): Update.
7408 (cgraph_mark_needed_node): Remove.
7409 (cgraph_mark_force_output_node): New.
7410 (dump_cgraph_node): Do not dump needed flag.
7411 (cgraph_node_cannot_be_local_p_1): Update.
7412 (cgraph_can_remove_if_no_direct_calls_and_refs): Update.
7413 * cgraph.h (symtab_node_base): Add force_output flag.
7414 (cgraph_node): Remove needed flag.
7415 (varpool_node): Remove force_output flag.
7416 (cgraph_mark_needed_node): Remove.
7417 (cgraph_mark_force_output_node): New.
7418 (cgraph_only_called_directly_or_aliased_p,
7419 varpool_can_remove_if_no_refs, varpool_all_refs_explicit_p): Update.
7420 * ipa-cp.c (ipcp_generate_summary): Remove out of date assert.
7421 * cgraphunit.c (cgraph_decide_is_function_needed): rewrite.
7422 (cgraph_add_new_function): Update.
7423 (cgraph_mark_if_needed): Update.
7424 (verify_cgraph_node): Update.
7425 (cgraph_analyze_function): Alias target is reachable.
7426 (process_function_and_variable_attributes): Update: externally_visible
7427 flag makes function reachable.
7428 (cgraph_analyze_functions): Update dumping.
7429 * lto-cgraph.c (lto_output_node, lto_output_varpool_node,
7430 input_overwrite_node, input_varpool_node): Update streaming.
7431 * lto-streamer-out.c (produce_symtab): Use force_output.
7432 * ipa.c (process_references): Weakrefs must be processed.
7433 (cgraph_remove_unreachable_nodes): Likewise; update for new
7435 (varpool_externally_visible_p): Weakrefs are externally visible
7436 even if they are not.
7437 (function_and_variable_visibility): Update; when processing alias
7438 pair force the targets to be output.
7439 (whole_program_function_and_variable_visility): Use
7440 mark_reachable_node.
7441 * trans-mem.c (ipa_tm_mark_needed_node): Remove
7442 (ipa_tm_mark_force_output_node): New function.
7443 (ipa_tm_create_version_alias, ipa_tm_create_version): Update.
7444 * gimple-fold.c (can_refer_decl_in_current_unit_p): Be lax about
7446 * varasm.c (mark_decl_referenced): Update.
7447 (find_decl_and_mark_needed): Remove.
7448 (find_decl): New function.
7449 (weak_finish, finish_aliases_1, assemble_alias): Update; do not mark
7450 alias targets as needed.
7451 (dump_tm_clone_pairs): Update.
7452 * tree-inline.c (copy_bb): Update check.
7453 * symtab.c (dump_symtab_base): Dump force_output.
7454 * tree-ssa-structalias.c (ipa_pta_execute): Use force_output.
7455 * passes.c (execute_todo): Fix dumping.
7456 * varpool.c (decide_is_variable_needed, varpool_finalize_decl): Update.
7457 (varpool_analyze_pending_decls): Alias target is reachable.
7458 (varpool_create_variable_alias): Finalize weakrefs.
7460 2012-04-20 Jakub Jelinek <jakub@redhat.com>
7463 * alias.h (UNIQUE_BASE_VALUE_SP, UNIQUE_BASE_VALUE_ARGP,
7464 UNIQUE_BASE_VALUE_FP, UNIQUE_BASE_VALUE_HFP): Define.
7465 * alias.c (init_alias_targets): Use UNIQUE_BASE_VALUE_*
7466 macros instead of constants.
7467 * dse.c (record_store): Check for SP ADDRESS by comparing
7468 XWINT to UNIQUE_BASE_VALUE_SP instead of expecting
7469 XEXP to be stack_pointer_rtx.
7471 2012-04-20 Richard Guenther <rguenther@suse.de>
7473 * tree-ssa-copy.c (propagate_tree_value_into_stmt): Use
7474 update_call_from_tree when propagating into a call.
7476 2012-04-20 Alan Modra <amodra@gmail.com>
7478 * config/rs6000/rs6000.c (rs6000_emit_savres_rtx): Formatting.
7479 (rs6000_emit_prologue, rs6000_emit_epilogue): Likewise. Rename
7480 sp_offset to frame_off. Move world save code earlier.
7482 2012-04-20 Richard Guenther <rguenther@suse.de>
7484 PR tree-optimization/53050
7485 * tree-ssa-forwprop.c (ssa_forward_propagate_and_combine):
7486 Do only one transform on COND_EXPRs at the same time.
7488 2012-04-19 Jan Hubicka <jh@suse.cz>
7490 * symtab.c (dump_symtab_base): Revert accidental checkin.
7492 2012-04-20 Alan Modra <amodra@gmail.com>
7495 * config/rs6000/rs6000.c (rs6000_savres_strategy): When using
7496 static chain, set REST_INLINE_FPRS too.
7498 2012-04-20 Thomas Schwinge <thomas@codesourcery.com>
7500 * tree-dump.c (dequeue_and_dump) <BIT_FIELD_REF>: Dump the three child
7503 2012-04-20 Richard Guenther <rguenther@suse.de>
7505 * tree-vect-loop.c (vect_analyze_loop_operations): Do not vectorize
7506 loops that can never run more often than the vectorization factor.
7508 2012-04-19 Jan Hubicka <jh@suse.cz>
7510 * symtab.c (dump_symtab_base): Fix dumping of asm lists.
7512 2012-04-19 David Edelsohn <dje.gcc@gmail.com>
7514 * config/rs6000/sync.md (fetchop_name): Change ior attribute to "or".
7516 2012-04-19 Jim Meyering <meyering@redhat.com>
7518 * genmodes.c (make_complex_modes): Avoid unnecessary use of strncpy.
7519 We verified above that the string(including trailing NUL) fits in buf,
7522 2012-04-19 Richard Guenther <rguenther@suse.de>
7524 * symtab.c (dump_symtab_base): Use TREE_STRING_POINTER
7525 for dumping DECL_SECTION_NAME.
7527 2012-04-19 Michael Matz <matz@suse.de>
7530 * tree.h (VECTOR_CST_NELTS): Use part number of types again.
7531 (struct tree_vector): Adjust GTY length.
7532 * tree.c (make_vector_stat): Don't set VECTOR_CST_NELTS.
7534 * gengtype.c (struct walk_type_data): Add in_record_p and loopcounter
7536 (walk_type, <TYPE_POINTER, TYPE_ARRAY>): Handle case where our
7537 caller emitted the length calulation already.
7538 (walk_type, <TYPE_UNION, TYPE_STRUCT>): Emit length calculations
7539 before handling any of the fields for structs.
7541 2012-04-19 Richard Guenther <rguenther@suse.de>
7543 PR tree-optimization/53031
7544 * tree-vrp.c (adjust_range_with_scev): Revert back to
7545 using max_loop_iterations.
7547 2012-04-19 Michael Matz <matz@suse.de>
7549 * diagnostic.c (emit_diagnostic): Move va_end call after user
7551 (warning, warning_at, pedwarn, permerror): Ditto.
7553 2012-04-19 Richard Guenther <rguenther@suse.de>
7555 * ira-int.h (ira_allocno_object_iter_cond): Avoid out-of-bound
7558 2012-04-19 Georg-Johann Lay <avr@gjlay.de>
7561 * config/avr/avr.c (avr_out_load_psi): Fix assembler template for
7562 the case *(X+const).
7564 2012-04-19 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
7566 * config/arm/sync.md (sync_optab): Change ior attribute to "or".
7568 2012-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
7571 * stmt.c (warn_if_unused_value): Skip NOP_EXPR.
7572 * convert.c (convert_to_integer): Don't set TREE_NO_WARNING.
7574 2012-04-19 Richard Guenther <rguenther@suse.de>
7576 PR rtl-optimization/44688
7577 * loop-iv.c (determine_max_iter): Only return max_iter.
7578 (iv_number_of_iterations): Also use the recorded loop bound
7579 on the maximum number of iterations.
7580 * loop-unroll.c (decide_unroll_runtime_iterations): Use
7581 max_iter to avoid unrolling loops that do not roll.
7582 (decide_unroll_stupid): Likewise.
7584 2012-04-18 Steven Bosscher <steven@gcc.gnu.org>
7586 * targhooks.c (default_case_values_threshold): Fix code style nit.
7588 * stmt.c (add_case_node, expand_case): Move logic to remove/reduce
7589 case range and type folding from here...
7590 * gimplify.c (gimplify_switch_expr): ... to here. Expect NULL_TREE
7591 type, as documented in tree.def.
7593 2012-04-18 Jan Hubicka <jh@suse.cz>
7595 * cgraph.h (verify_symtab, verify_symtab_node, verify_symtab_base):
7597 * cgraphunit.c (verify_cgraph_node): Verify symtab base; do not verify
7598 cgraph hash and same comdat groups.
7599 (cgraph_optimize): Verify symbol table.
7600 * ipa.c (cgraph_remove_unreachable_nodes): Verify symbol table.
7601 (dissolve_same_comdat_group_list): Work on symtab nodes.
7602 (function_and_variable_visibility): Dissolve variable same comdat group
7604 * symtab.c: Include timevar.h
7605 (verify_symtab_base, verify_symtab_node, verify_symtab): New functions.
7607 2012-04-18 Steven Bosscher <steven@gcc.gnu.org>
7609 * tree-switch-conversion.c (info): Remove global pass info.
7610 (check_range, check_process_case, check_final_bb, create_temp_arrays,
7611 free_temp_arrays, gather_default_values, build_constructors,
7612 array_value_type, build_one_array, build_arrays, gen_def_assigns,
7613 fix_phi_nodes, gen_inbound_check): Pass info around from ...
7614 (process_switch): ... here. Unify message format. Return a const
7615 char pointer to the failure reason message.
7616 (do_switchconv): Unify message format. Update process_switch usage.
7618 * tree.def (CASE_LABEL_EXPR): Fix documentation, mention all operands.
7619 * tree-cfg.c (edge_to_cases): Fix documentation.
7621 2012-04-18 Uros Bizjak <ubizjak@gmail.com>
7623 * config/alpha/sync.md (fetchop_name): Change ior attribute to "or".
7625 2012-04-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7627 PR tree-optimization/52976
7628 * tree-ssa-reassoc.c (add_to_ops_vec_max_rank): Delete.
7629 (possibly_move_powi): New function.
7630 (rewrite_expr_tree): Call possibly_move_powi.
7631 (rewrite_expr_tree_parallel): Likewise.
7632 (attempt_builtin_powi): Change call of add_to_ops_vec_max_rank to
7633 call add_to_ops_vec instead.
7635 2012-04-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7637 PR tree-optimization/52976
7638 * tree-ssa-reassoc.c (stmt_is_power_of_op): New function.
7639 (decrement_power): Likewise.
7640 (propagate_op_to_single_use): Likewise.
7641 (zero_one_operation): Handle __builtin_pow* calls in linearized
7642 expression trees; factor logic into propagate_op_to_single_use.
7643 (undistribute_ops_list): Allow operands with repeat counts > 1.
7645 2012-04-18 Richard Guenther <rguenther@suse.de>
7647 PR tree-optimization/44688
7648 * cfgloop.h (record_niter_bound): Declare.
7649 * tree-ssa-loop-niter.c (record_niter_bound): Export.
7650 Update the estimation with the upper bound here...
7651 (estimate_numbers_of_iterations_loop): ... instead of here.
7652 Do not forcefully reset a recorded upper bound.
7653 * tree-vect-loop-manip.c (vect_do_peeling_for_alignment):
7654 Record the maximum number of loop iterations of the prologue loop.
7656 2012-04-18 Jan Hubicka <jh@suse.cz>
7658 * lto-symtab.c (lto_cgraph_replace_node): Update.
7659 * cgraphbuild.c (record_reference, record_type_list,
7660 record_eh_tables, mark_address, mark_load, mark_store): Update.
7661 * cgraph.c (cgraph_same_body_alias, dump_cgraph_node,
7662 cgraph_create_virtual_clone, cgraph_for_node_thunks_and_aliases):
7664 * cgraph.h (symtab_node_def, symtab_node, const_symtab_node): Remove.
7665 (cgraph_alias_aliased_node, varpool_alias_aliased_node): Update.
7666 * reload.c: Fix typo in comment.
7667 * rtlanal.c: Likewise.
7668 * tree-emultls.c (gen_emutls_addr): Update.
7669 * ipa-reference.c (analyze_function): Update.
7670 * cgraphunit.c (cgraph_analyze_function,
7671 cgraph_process_same_body_aliases, assemble_thunks_and_aliases):
7673 * ipa-ref.c (ipa_record_reference): Reorg to avoid reference types.
7674 (ipa_remove_reference): Likewise.
7675 (ipa_remove_all_refering): Rename to ...
7676 (ipa_remove_all_referring): ... this one; update.
7677 (ipa_dump_references): Update.
7678 (ipa_dump_referring): Update.
7679 (ipa_clone_references): Update.
7680 (ipa_clone_refering): Rename to ...
7681 (ipa_clone_referring): ... this one; update.
7682 (ipa_ref_cannot_lead_to_return): Update.
7683 (ipa_ref_has_aliases_p): Update.
7684 * ipa-ref.h (symtab_node_def, symtab_node, const_symtab_node): New
7686 (ipa_ref_type): Remove.
7687 (ipa_ref_ptr_u): Remove.
7688 (ipa_ref): Remove referencing, refered, refered_index, refering_type
7689 and refered_type; add referring, referred and referred_index.
7690 (ipa_ref_list): Rename refering to referring.
7691 (ipa_record_reference, ipa_remove_all_referring, ipa_dump_referring,
7692 ipa_clone_references, ipa_clone_referring): Update prototypes.
7693 * lto-cgraph.c (referenced_from_other_partition_p): Update.
7694 (lto_output_ref): Update.
7695 (add_references): Update.
7696 (input_varpool_node): Update.
7697 (input_refs): Update.
7698 * ipa-ref-inline.h (ipa_ref_node): Update.
7699 (ipa_ref_varpool_node): Update.
7700 (ipa_ref_referring_node): Update.
7701 (ipa_ref_referring_varpool_node): Update.
7702 (ipa_ref_referring_ref_list): Update.
7703 (ipa_ref_referred_ref_list): Update.
7704 (ipa_ref_list_first_referring): Update.
7705 (ipa_empty_ref_list): Update.
7706 (ipa_ref_list_refering_iterate): Rename to ...
7707 (ipa_ref_list_referring_iterate): ... this one.
7708 * cse.c: Update comment.
7709 * ipa-utils.c (ipa_reverse_postorder): Update.
7710 * tree-ssa-alias.c: Update.
7711 * ipa-inline.c (reset_edge_caches): Update.
7712 (update_caller_keys): Update.
7713 * ipa-inline.h: Update comments.
7714 * jump.c: Update comment.
7715 * alias.c: Likewise.
7716 * ipa.c (process_references): Update.
7717 (cgraph_remove_unreachable_nodes): Likewise.
7718 (ipa_discover_readonly_nonaddressable_var): Likewise.
7719 (cgraph_address_taken_from_non_vtable_p): Likewise.
7720 * trans-mem.c (ipa_tm_execute): Update.
7721 * simplify-rtx.c: Fix comment.
7722 * rtl.c: Fix comment.
7723 * symtab.c (symtab_unregister_node): Update.
7724 * varpool.c (dump_varpool_node): Update.
7725 (varpool_analyze_pending_decls): Update.
7726 (assemble_aliases): Update.
7727 (varpool_for_node_and_aliases): Update.
7729 2012-04-18 Richard Guenther <rguenther@suse.de>
7731 * cfgloop.h (estimate_numbers_of_iterations_loop): Remove
7732 use_undefined_p parameter.
7733 * tree-flow.h (estimate_numbers_of_iterations): Likewise.
7734 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop):
7736 (estimate_numbers_of_iterations): Likewise.
7737 (estimated_loop_iterations): Adjust.
7738 (max_loop_iterations): Likewise.
7739 (scev_probably_wraps_p): Likewise.
7740 * tree-ssa-loop.c (tree_ssa_loop_bounds): Likewise.
7741 * tree-vrp.c (adjust_range_with_scev): Use max_stmt_executions,
7742 not max_loop_iterations.
7743 (execute_vrp): Remove explicit number of iterations estimation.
7745 2012-04-18 Enkovich Ilya <ilya.enkovich@intel.com>
7747 * config/i386/linux-common.h: New.
7749 * config.gcc: Add i386/linux-common.h before
7750 all i386/linux.h and i386/linux64.h usages.
7752 * config/i386/gnu-user.h (GNU_USER_TARGET_LINK_SPEC): New.
7753 (LINK_SPEC): Use GNU_USER_TARGET_LINK_SPEC.
7754 * config/i386/gnu-user64.h: Likewise.
7756 * config/i386/gnu-user.common.h (GNU_USER_TARGET_CC1_SPEC): New.
7757 (CC1_SPEC): Use GNU_USER_TARGET_CC1_SPEC.
7758 (GNU_USER_TARGET_MATHFILE_SPEC): New.
7759 (ENDFILE_SPEC): Use GNU_USER_TARGET_MATHFILE_SPEC.
7761 2012-04-18 Jan Hubicka <jh@suse.cz>
7763 * cgraph.c (cgraph_node_name): Remove.
7764 (dump_cgraph_node): Use dump_symtab_base; reformat.
7765 * cgraph.h (symtab_node_asm_name, symtab_node_name, dump_symtab,
7766 debug_symtab, dump_symtab_node, debug_symtab_node, dump_symtab_base):
7768 (cgraph_node_name, varpool_node_name): Remove.
7769 (cgraph_node_asm_name, varpool_node_asm_name,
7770 cgraph_node_name, varpool_node_name): New.
7771 * tree-pass.h (TODO_dump_cgraph): Rename to ...
7772 (TODO_dump_symtab): ... this one.
7773 * ipa-cp (pass_ipa_cp): Update.
7774 * ia-reference.c (generate_summary, read_write_all_from_decl,
7775 propagate, ipa_reference_read_optimization_summary): Update.
7776 * cgraphunit.c (cgraph_analyze_functions): Update.
7777 (cgraph_optimize): Update.
7778 * ipa-ref.c (ipa_dump_references): Update.
7779 (ipa_dump_refering): Update.
7780 * ipa-inline.c (pass_ipa_inline): Update.
7781 * matrix-reorg.c (pass_ipa_matrix_reorg): Update.
7782 * ipa.c (pass_ipa_function_visibility,
7783 pass_ipa_whole_program_visibility): Update.
7784 * tree-sra.c (pass_early_ipa_sra): Update.
7785 * symtab.c: Include langhooks.h
7786 (symtab_node_asm_name): New.
7787 (symtab_node_name): New.
7788 (symtab_type_names): New static var.
7789 (dump_symtab_base): New.
7790 (dump_symtab_node, dump_symtab): New.
7791 (debug_symtab_node, debug_symtab): New.
7792 * tree-ssa-structalias.c: Dump symbol table.
7793 * pases.c (execute_todo): Handle TODO_dump_symtab instead
7794 of TODO_dump_cgraph.
7795 * varpoo.c (varpool_node_name): Remove.
7796 (dump_varpool_node): Use dump_symtab_base; reformat.
7798 2012-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
7800 * doc/invoke.texi (Language Independent Options): @item should be
7803 2012-04-17 Richard Sandiford <rdsandiford@googlemail.com>
7806 * rtl.c (rtx_code_size): Handle ADDRESS.
7808 2012-04-17 Tom de Vries <tom@codesourcery.com>
7810 * tree-iterator.c (append_to_statement_list_1): Handle case that *list_p
7813 2012-04-17 Uros Bizjak <ubizjak@gmail.com>
7816 * config/i386/sync.md (atomic_<code><mode>): Rename to
7817 atomic_<logic><mode>.
7819 2012-04-17 Richard Sandiford <rdsandiford@googlemail.com>
7821 * rtl.def (ADDRESS): Turn operand into a HOST_WIDE_INT.
7822 * alias.c (reg_base_value): Expand and update comment.
7823 (arg_base_value): New variable.
7824 (unique_id): Move up file.
7825 (unique_base_value, unique_base_value_p, known_base_value_p): New.
7826 (find_base_value): Use arg_base_value and known_base_value_p.
7827 (record_set): Document REG_NOALIAS handling. Use unique_base_value.
7828 (find_base_term): Use known_base_value_p.
7829 (base_alias_check): Use unique_base_value_p.
7830 (init_alias_target): Initialize arg_base_value. Use unique_base_value.
7831 (init_alias_analysis): Use 1 as the first id for REG_NOALIAS bases.
7833 2012-04-17 Pat Haugen <pthaugen@us.ibm.com>
7835 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Remove DImode.
7837 2012-04-17 Michael Matz <matz@suse.de>
7839 PR tree-optimization/18437
7840 * tree-vectorizer.h (_stmt_vec_info.stride_load_p): New member.
7841 (STMT_VINFO_STRIDE_LOAD_P): New accessor.
7842 (vect_check_strided_load): Declare.
7843 * tree-vect-data-refs.c (vect_check_strided_load): New function.
7844 (vect_analyze_data_refs): Use it to accept strided loads.
7845 * tree-vect-stmts.c (vectorizable_load): Ditto and handle them.
7847 2012-04-17 Richard Guenther <rguenther@suse.de>
7850 * tree-eh.c (cleanup_empty_eh_merge_phis): Properly discard
7851 loops when redirecting an entry or latch edge.
7853 2012-04-17 Bernd Schmidt <bernds@codesourcery.com>
7855 * sel-sched.c (sel_global_init): Revert previous change.
7857 2012-04-17 Richard Guenther <rguenther@suse.de>
7859 * tree-flow.h (array_at_struct_end_p): Move declaration ...
7860 * tree.h (array_at_struct_end_p): ... here.
7861 * tree-ssa-loop-niter.c (array_at_struct_end_p): Move ...
7862 * expr.c (array_at_struct_end_p): ... here. Rewrite.
7864 2012-04-17 Steven Bosscher <steven@gcc.gnu.org>
7866 * stmt.c (cost_table_, use_cost_table, cost_table_initialize,
7867 COST_TABLE): Remove.
7868 (estimate_case_costs): Remove.
7869 (expand_case): Do not call estimate_case_costs
7870 to set use_cost_table.
7871 (balance_case_nodes): Do not use use_cost_table.
7873 2012-04-16 Jan Hubicka <jh@suse.cz>
7875 * cgraph.c (cgraph_hash, assembler_name_hash): Remove.
7876 (hash_node, eq_node): Remove.
7877 (cgraph_create_node): Do not handle hashtable.
7878 (cgraph_get_node): Remove.
7879 (cgraph_insert_node_to_hashtable): Remove.
7880 (hash_node_by_assembler_name): Remove.
7881 (eq_assembler_name): Remove.
7882 (cgraph_node_for_asm): Rewrite.
7883 (cgraph_find_replacement_node): Break out from ...
7884 (cgraph_remove_node): ... here; do not maintain hashtables.
7885 (change_decl_assembler_name): Remove.
7886 (cgraph_clone_node): Do not maintain hashtables.
7887 * cgraph.h (const_symtab_node): New typedef.
7888 (cgraph_insert_node_to_hashtable): Remove.
7889 (symtab_get_node, symtab_node_for_asm,
7890 symtab_insert_node_to_hashtable): Declare.
7891 (cgraph_find_replacement_node): Declare.
7892 (cgraph_get_node, varpool_get_node): Turn into inlines.
7893 (cgraph, varpool): Work sanely on NULL pointers.
7894 (FOR_EACH_SYMBOL): New walker.
7895 * ipa-inline-transform.c (save_inline_function_body): Use
7896 symtab_insert_node_to_hashtable.
7897 * symtab.c: Include ggc.h and diagnostics.h
7898 (symtab_hash, assembler_name_hash): New static vars;
7899 (hash_node, eq_node, hash_node_by_assembler_name,
7900 eq_assembler_name, insert_to_assembler_name_hash,
7901 unlink_from_assembler_name_hash): New.
7902 (symtab_register_node): Update hashtables.
7903 (symtab_insert_node_to_hashtable): New.
7904 (symtab_unregister_node): Update hashtables.
7905 (symtab_get_node): New.
7906 (symtab_node_for_asm): New.
7907 (change_decl_assembler_name): New.
7908 * Makefile.in (symtab.o): Needs GTY.
7909 * varpool.c (varpool_hash): Remove.
7910 (hash_varpool_node, eq_varpool_node, varpool_get_node): Remove.
7911 (varpool_node): Rewrite using varpool_get_node.
7912 (varpool_remove_node): DO not maintain hashtables.
7913 (varpool_node_for_asm): Rewrite.
7915 2012-04-16 Sandra Loosemore <sandra@codesourcery.com>
7917 * doc/invoke.texi: Copy-edit to put verbs in the present tense
7918 when describing the current behavior of GCC.
7920 2012-04-16 Richard Sandiford <rdsandiford@googlemail.com>
7922 * genemit.c (gen_exp): Remove ADDRESS handling.
7923 * genoutput.c (scan_operands): Likewise.
7924 * genpeep.c (match_rtx): Likewise.
7925 * genrecog.c (add_to_sequence): Likewise.
7927 2012-04-16 David Edelsohn <dje.gcc@gmail.com>
7929 * doc/install.texi (Specific, *-ibm-aix*): Update assembler bug status.
7931 2012-04-16 Martin Jambor <mjambor@suse.cz>
7933 * tree-sra.c (build_ref_for_model): Create COMPONENT_REFs only for
7936 2012-04-16 Ulrich Weigand <ulrich.weigand@linaro.org>
7939 * config/arm/arm.c (arm_print_operand): Fix invalid alignment
7940 hints for 'A' operand types.
7942 2012-04-16 Jan Hubicka <jh@suse.cz>
7944 * cgraph.h (symtab_node_base): Add next and previous pointers.
7945 (cgraph_node): Remove next and preivous pointers.
7946 (varpool_node): Likewise; remove next/previous GTY marker;
7947 it is not type safe.
7948 (symtab_node_def): Update GTY marker
7949 (x_cgraph_nodes, cgraph_nodes): Remove.
7950 (symtab_nodes): New function.
7951 (cgraph_order): Rename to ...
7952 (symtab_order): ... this one.
7953 (symtab_register_node, symtab_unregister_node, symtab_remove_node):
7955 (x_varpool_nodes, varpool_nodes): Remove.
7956 (FOR_EACH_STATIC_VARIABLE): Update.
7957 (symtab_function_p, symtab_variable_p): New function.
7958 (FOR_EACH_VARIABLE): Update.
7959 (varpool_first_variable, varpool_next_variable): New functions.
7960 (FOR_EACH_VARIABLE): Update.
7961 (cgraph_first_defined_function): Update.
7962 (cgraph_next_defined_function, cgraph_next_defined_function): Update.
7963 (FOR_EACH_DEFINED_FUNCTION, FOR_EACH_FUNCTION): Update.
7964 (cgraph_first_function, cgraph_next_function): New.
7965 (FOR_EACH_FUNCTION): Update.
7966 (cgraph_first_function_with_gimple_body,
7967 cgraph_next_function_with_gimple_body): Update.
7968 * symtab.c: New file.
7969 * cgraph.c: Update copyright dates.
7970 (x_cgraph_nodes, cgraph_order): Remove.
7971 (NEXT_FREE_NODE): Update.
7972 (SET_NEXT_FREE_NODE): New.
7973 (cgraph_create_node_1): Remove common code.
7974 (cgraph_create_node): Remove common code; call symtab_register_node.
7975 (cgraph_remove_node): Remove common code; call symtab_unregister-node.
7976 (cgraph_add_asm_node): Update.
7977 (cgraph_clone_node): Register new node.
7978 * cgraphunit.c (process_function_and_variable_attributes): Update.
7979 (cgraph_analyze_functions): Update.
7980 (cgraph_analyze_functions): Update.
7981 (cgraph_output_in_order): Update.
7982 * lto-cgraph.c (input_node, input_varpool_node, input_cgraph_1):
7984 * ipa-inline.c (recursive_inlining): Update.
7985 * lto-streamer-in.c (lto_input_toplevel_asms): Update.
7986 * ipa.c (cgraph_remove_unreachable_nodes): Update.
7987 * Makefile.in: Add symtab.o
7988 * varpool.c (x_varpool_nodes): Remove
7989 (varpool_node): Remove common code; call symtab_register_node.
7990 (varpool_remove_node): Remove common code; call symtab_unregister_node.
7992 2012-04-16 Richard Guenther <rguenther@suse.de>
7995 * tree.h (VECTOR_CST_NELTS): Adjust.
7996 (struct tree_vector): Add explicit length field.
7997 (make_vector_stat): Declare.
7998 (make_vector): Define.
7999 * tree.c (make_vector_stat): New function.
8000 (build_vector_stat): Use it.
8001 * tree-streamer-in.c (streamer_alloc_tree): Likewise.
8003 2012-04-16 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8005 PR tree-optimization/52976
8006 * tree-ssa-reassoc.c (add_to_ops_vec_max_rank): New function.
8007 (undistribute_ops_list): Ops with repeat counts aren't eligible for
8009 (attempt_builtin_powi): Call add_to_ops_vec_max_rank.
8011 2012-04-16 Jan Hubicka <jh@suse.cz>
8013 * cgraph.h (FOR_EACH_VARIABLE, FOR_EACH_VARIABLE, FOR_EACH_FUNCTION):
8015 * lto-symtab.c (lto_symtab_merge_cgraph_nodes): Use FOR_EACH
8016 walkers to walk cgraph and varpool.
8017 * cgraph.c (cgraph_node_for_asm): Likewise.
8018 (dump_cgraph): Likewise.
8019 * value-prof.c (init_node_map): Likewise.
8020 * tree.c (free_lang_data_in_cgraph): Likewise.
8021 * tree-emutls.c: (ipa_lower_emutls): Likewise.
8022 * ipa-reference.c (generate_summary, propagate): Likewise.
8023 * cgraphunit.c (verify_cgraph, cgraph_process_same_body_aliases,
8024 cgraph_mark_functions_to_output, cgraph_output_in_order,
8025 output_weakrefs, cgraph_materialize_all_clones,
8026 cgraph_optimize): Likewise.
8027 * lto-cgraph.c (merge_profile_summaries): Likewise.
8028 (input_cgraph): Likewise.
8029 * ipa-pure-const.c (generate_summary): Likewise.
8030 (propagate): Likwise.
8031 * ipa-utils.c (ipa_reduced_postorder): Likewise.
8032 (ipa_free_postorder_info): Likewise.
8033 (ipa_reverse_postorder): Likewise.
8034 * ipa-inline.c (ipa_inline): Likewise.
8035 * matrix-reorg.c (find_matrices_decl): Likewise.
8036 (matrix_reorg): Likewise.
8037 * tree-vectorizer.c (increase_alignment): Likewise.
8038 * ipa.c (cgraph_remove_unreachable_nodes): Likewise.
8039 (function_and_variable_visibility): Likewise.
8040 (whole_program_function_and_variable_visibility): Likewise.
8041 (ipa_cdtor_merge): Likewise.
8042 * trans-mem.c (ipa_tm_execute): Likewise.
8043 * ipa-inline-analysis.c (dump_inline_summaries): Likewise.
8044 * ipa-prop.c (ipa_print_all_jump_functions): Likewise.
8045 (ipa_print_all_params): Likewise.
8046 (ipa_update_after_lto_read): Likewise.
8047 * tree-profie.c (tree_profiling): Likewise.
8048 * tree-ssa-structalias.c (ipa_pta_execute): Likewise.
8049 * passes.c (dump_passes): Likewise.
8050 (do_per_function): Likewise.
8051 (ipa_write_summaries): Likewise.
8052 * varpool.c (dump_varpool): Likewise.
8053 (varpool_node_for_asm): Likewise.
8054 (varpool_assemble_pending_decls): Likewise.
8056 2012-04-16 Richard Guenther <rguenther@suse.de>
8058 PR tree-optimization/52975
8059 * tree-if-conv.c (predicate_bbs): Do not simplify inverted
8060 condition but always mark it with TRUTH_NOT_EXPR.
8062 2012-04-16 Richard Guenther <rguenther@suse.de>
8064 PR tree-optimization/52975
8065 * tree-ssa-forwprop.c (combine_cond_exprs): New function.
8066 (ssa_forward_propagate_and_combine): Call it for COND_EXPRs
8067 and VEC_COND_EXPRs. Also combine into VEC_COND_EXPRs condition.
8068 * fold-const.c (operand_equal_p): Handle TARGET_MEM_REF.
8070 2012-04-14 Uros Bizjak <ubizjak@gmail.com>
8072 * config/i386/sse.md (ssse3_plusminus): New code iterator.
8073 (avx2_ph<plusminus_mnemonic>wv16hi3): Macroize insn from
8074 avx2_ph{add,adds,sub,subs}wv16hi3 using ssse3_plusminus code iterator.
8075 (ssse3_ph<plusminus_mnemonic>wv8hi3): Macroize insn from
8076 ssse3_ph{add,adds,sub,subs}wv8hi3 using ssse3_plusminus code iterator.
8077 (ssse3_ph<plusminus_mnemonic>wv4hi3): Macroize insn from
8078 ssse3_ph{add,adds,sub,subs}wv4hi3 using ssse3_plusminus code iterator.
8080 (avx2_ph<plusminus_mnemonic>dv8si3): Macroize insn from
8081 avx2_ph{add,adds,sub,subs}dv8si3 using plusminus code iterator.
8082 (ssse3_ph<plusminus_mnemonic>dv4si3): Macroize insn from
8083 ssse3_ph{add,adds,sub,subs}dv4si3 using plusminus code iterator.
8084 (ssse3_ph<plusminus_mnemonic>dv2si3): Macroize insn from
8085 ssse3_ph{add,adds,sub,subs}dv2si3 using plusminus code iterator.
8087 (xop_plus): New code iterator.
8088 (macs): New code attribute.
8090 (xop_p<macs><ssemodesuffix><ssemodesuffix>): Macroize insn from
8091 xop_pmacs{,s}{ww,dd} using xop_plus code iterator and VI24_128 mode
8093 (xop_p<macs>dql): Macroize insn from xop_pmacs{,s}dql using
8094 xop_plus code iterator.
8095 (xop_p<macs>dqh): Macroize insn from xop_pmacs{,s}dqh using
8096 xop_plus code iterator.
8097 (xop_p<macs>wd): Macroize insn from xop_pmacs{,s}wd using
8098 xop_plus code iterator.
8099 (xop_p<madcs>wd): Macroize insn from xop_pmadcs{,s}wd using
8100 xop_plus code iterator.
8102 (xop_phadd<u>bw): Macroize insn from xop_phadd{,u}bw usign
8103 any_extend code iterator.
8104 (xop_phadd<u>bd): Macroize insn from xop_phadd{,u}bd usign
8105 any_extend code iterator.
8106 (xop_phadd<u>bq): Macroize insn from xop_phadd{,u}bq usign
8107 any_extend code iterator.
8108 (xop_phadd<u>wd): Macroize insn from xop_phadd{,u}wd usign
8109 any_extend code iterator.
8110 (xop_phadd<u>wq): Macroize insn from xop_phadd{,u}wq usign
8111 any_extend code iterator.
8112 (xop_phadd<u>dq): Macroize insn from xop_phadd{,u}dq usign
8113 any_extend code iterator.
8115 2012-04-14 Tom de Vries <tom@codesourcery.com>
8117 * cfgcleanup.c (try_optimize_cfg): Replace call to delete_insn_chain by
8118 call to delete_insn. Remove code to reorder BASIC_BLOCK note and
8119 DELETED_LABEL note, and move it to ...
8120 * cfgrtl.c (delete_insn): ... here. Change return type to void.
8121 (delete_insn_and_edges): Likewise.
8122 (delete_insn_chain): Handle new return type of delete_insn. Delete
8123 chain backwards rather than forwards.
8124 * rtl.h (delete_insn, delete_insn_and_edges): Change return type to
8126 * cfglayout.c (fixup_reorder_chain): Delete unused label.
8128 2012-04-14 Jan Hubicka <jh@suse.cz>
8130 * cgraph.h: Update copyrights;
8131 (symtab_node): Turn to union typedef.
8132 (symtab_node_base): New structure.
8133 (symtab_type): Add SYMTAB_SYMBOL tag.
8134 (cgraph_node): Annotate some pinters with nested_ptr.
8135 (varpool_node): Likewise.
8136 (cgraph_local_info): Remove lto_file_data
8137 and externally_visible.
8138 (cgraph_node): Remove decl; same_comdat_group list;
8139 aux; ref_list; order; address_taken; reachable_from_other_parittion,
8140 in_other_partition; resolution.
8141 (varpool_node): Remove decl; same_comdat_group;
8142 ref_list; lto_file_data; aux; order; resolution; externally_visible;
8143 used_from_other_partition; in_other_partition.
8144 (symtab_node_def): New union.
8145 (cgraph, varpool): Update.
8146 (varpool_first_static_initializer, varpool_next_static_initializer,
8147 cgraph_only_called_directly_or_aliased_p,
8148 varpool_can_remove_if_no_refs, varpool_can_remove_if_no_refs,
8149 varpool_all_refs_explicit_p, cgraph_alias_aliased_node,
8150 varpool_alias_aliased_node, cgraph_edge_recursive_p): Update
8152 * cgraph.c: Likewise.
8153 (cgraph_hash, assembler_name_hash): Turn into symtab_node.
8154 * cgraphbuild.c: Likewise.
8155 * lto-symtab.c: Likewise.
8156 * c-gimplify.c: Likewise.
8157 * value-prof.c: Likewise.
8159 * ipa-cp.c: Likewise.
8160 * tree-emutls.c: Likewise.
8161 * ipa-inline-transform.c: Likwise.
8162 * ipa-reference.c: Likewise.
8163 * cgraphunit.c: Likewise.
8164 * ipa-ref.c: Likewise.
8165 * lto-cgraph.c: Likewise.
8166 * ipa-ref-inline.h: Likewise.
8167 * ipa-pure-const.c: Likewise.
8168 * lto-streamer-out.c: Likewise.
8169 * ipa-utils.c: Likewise.
8170 * ipa-inline.c: Likewise.
8171 * matrix-reorg.c: Likewise.
8172 * tree-eh.c: Likewise.
8173 * tree-vectorizer.c: Likewise.
8174 * ipa-split.c: Likewise.
8176 * trans-mem.c: Likewise.
8177 * ipa-inline-analysis.c: Likewise.
8178 * gimplify.c: Likewise.
8179 * cfgexpand.c: Likewise.
8180 * tree-sra.c: Likewise.
8181 * ipa-prop.c: Likewise.
8182 * varasm.c: Likewise.
8183 * tree-nested.c: Likewise.
8184 * tree-inline.c: Likewise.
8185 * tree-profile.c: Likewise.
8186 * tree-ssa-structalias.c: Likewise.
8187 * passes.c: Likewise.
8188 * varpool.c: Likewise.
8190 2012-04-14 Tom de Vries <tom@codesourcery.com>
8192 * tree-ssa-tail-merge.c (stmt_local_def): New function, factored out of
8193 same_succ_hash, with local_def inlined. Use SINGLE_SSA_DEF_OPERAND.
8194 Use FOR_EACH_IMM_USE_FAST instead of FOR_EACH_IMM_USE_STMT. Remove use
8196 (gsi_advance_fw_nondebug_nonlocal): New function.
8197 (local_def): Removed function.
8198 (same_succ_hash): Use stmt_local_def.
8199 (same_succ_equal): Use gsi_advance_fw_nondebug_nonlocal.
8200 (gsi_advance_bw_nondebug_nonlocal): Use stmt_local_def.
8202 2012-04-13 H.J. Lu <hongjiu.lu@intel.com>
8204 * config/i386/i386-c.c (ix86_target_macros): Define _ILP32
8205 and __ILP32__ for x32.
8207 2012-04-13 Martin Jambor <mjambor@suse.cz>
8210 * gimple-fold.c (gimple_get_virt_method_for_binfo): Bail out if
8211 fold_ctor_reference returns a zero constant.
8213 2012-04-13 Enkovich Ilya <ilya.enkovich@intel.com>
8215 * config.gcc: Add i386/gnu-user-common.h before all
8216 i386/gnu-user.h and i386/gnu-user64.h usages.
8218 * config/i386/gnu-user-common.h: New.
8220 * config/i386/gnu-user.h (CPP_SPEC): Moved to gnu-user-common.h.
8221 (CC1_SPEC): Likewise.
8222 (ENDFILE_SPEC): Likewise.
8223 (DEFAULT_PCC_STRUCT_RETURN): Likewise.
8224 (TARGET_TLS_DIRECT_SEG_REFS_DEFAULT): Likewise.
8225 (TARGET_OS_CPP_BUILTINS): Likewise.
8226 (LIBGCC2_HAS_TF_MODE): Likewise.
8227 (LIBGCC2_TF_CEXT): Likewise.
8228 (TF_SIZE): Likewise.
8229 (TARGET_ASM_FILE_END): Likewise.
8230 (STACK_CHECK_MOVING_SP): Likewise.
8231 (STACK_CHECK_STATIC_BUILTIN): Likewise.
8232 * config/i386/gnu-user64.h: Likewise.
8234 2012-04-13 Martin Jambor <mjambor@suse.cz>
8236 * expr.c (expand_expr_real_1): Pass type, not the expression, to
8237 set_mem_attributes for a memory temporary. Do not call the function
8238 for the memory temporary created for a bitfield.
8240 2012-04-13 Alexandre Oliva <aoliva@redhat.com>
8243 * df.h (enum debug_temp_where): New.
8244 (dead_debug_init, dead_debug_finish) Declare.
8245 (dead_debug_add, dead_debug_insert_temp): Declare.
8246 (struct dead_debug_use, struct dead_debug): Moved from...
8247 * df-problems.c: ... here.
8248 (df_set_unused_notes_for_mw): Bind debug uses of unused regno
8250 (df_create_unused_note): Likewise.
8251 (df_set_dead_notes_for_mw): Move comment where it belongs.
8252 (dead_debug_init): Export.
8253 (dead_debug_reset_uses): New, factored out of...
8254 (dead_debug_finish): ...this. Export.
8255 (dead_debug_reset): Remove.
8256 (dead_debug_add): Export.
8257 (dead_debug_insert_before): Rename to...
8258 (dead_debug_insert_temp): ... this. Add where argument. Export.
8259 Locate stored value for BEFORE_WITH_VALUE. Avoid repeat inserts.
8260 Return insertion count.
8261 (df_note_bb_compute): Adjust.
8262 * dce.c (word_dce_process_block): Adjust dead debug uses.
8263 (dce_process_block): Likewise.
8265 2012-04-13 Alexandre Oliva <aoliva@redhat.com>
8267 * df-problems.c (df_note_bb_compute): Do not take note of
8268 debug uses for whose REGs we won't emit DEAD or UNUSED notes.
8270 2012-04-13 Alexandre Oliva <aoliva@redhat.com>
8273 * var-tracking.c (expand_depth): New type.
8274 (onepart_aux, expand_loc_callback_data): Change depth type to it.
8275 (loc_exp_dep_alloc): Adjust initializer.
8276 (update_depth): Use new type. Add entryvals.
8277 (vt_expand_var_loc_chain): Take note of expansions with
8278 ENTRY_VALUEs, but don't accept them right away. Run an optional
8279 second pass accepting the minimum ENTRY_VALUE count found in the
8281 (vt_expand_loc_callback, INIT_ELCD): Adjust.
8283 2012-04-13 Tom de Vries <tom@codesourcery.com>
8285 * tree-ssa-tail-merge.c (gsi_advance_bw_nondebug_nonlocal): Add
8286 parameters vuse and vuse_escaped.
8287 (find_duplicate): Init vuse1, vuse2 and vuse_escaped. Pass to
8288 gsi_advance_bw_nondebug_nonlocal. Return if vuse_escaped and
8291 2012-04-13 Richard Guenther <rguenther@suse.de>
8293 PR tree-optimization/52969
8294 * tree-if-conv.c (predicate_mem_writes): Properly gimplify
8295 the condition for the COND_EXPR and handle predicate negation
8296 by swapping the COND_EXPR arms.
8298 2012-04-13 Nick Clifton <nickc@redhat.com>
8300 * config/rl78/rl78.c (rl78_devirt_pass): Remove use of
8301 TODO_dump_func flag.
8303 2012-04-13 Andrey Belevantsev <abel@ispras.ru>
8305 PR rtl-optimization/52203
8306 PR rtl-optimization/52715
8308 Revert the 2012-03-07 fix for PR 52203.
8309 * sel-sched.c (reset_sched_cycles_in_current_ebb): Check that
8310 the insn does not modify DFA right before issuing, adjust
8311 issue_rate accordingly.
8313 2012-04-13 Richard Guenther <rguenther@suse.de>
8316 * c-typeck.c (pointer_diff): Remove bogus assert.
8318 2012-04-13 Richard Guenther <rguenther@suse.de>
8321 * convert.c (convert_to_pointer): Remove special-casing of zero.
8323 2012-04-13 Joey Ye <joey.ye@arm.com>
8325 * config/arm/constraints.md (Pe): New constraint.
8326 * config/arm/arm.md: New split for imm 256-510.
8328 2012-04-13 Terry Guo <terry.guo@arm.com>
8330 * config/arm/arm-cores.def: Added core cortex-m0plus.
8331 * config/arm/arm-tune.md: Regenerated.
8332 * config/arm/arm-tables.opt: Regenerated.
8333 * doc/invoke.texi: Added entry for cpu ARM cortex-m0plus.
8335 2012-04-13 Alan Modra <amodra@gmail.com>
8338 * config/rs6000/rs6000.c (rs6000_emit_stack_tie): Rewrite with
8339 tie regs on destination of sets. Delete forward declaration.
8340 (rs6000_emit_stack_reset): Update rs6000_emit_stack_tie calls.
8341 (rs6000_emit_prologue): Likewise.
8342 (rs6000_emit_epilogue): Likewise. Use in place of gen_frame_tie
8344 (is_mem_ref): Use tie_operand to recognise stack ties.
8345 * config/rs6000/predicates.md (tie_operand): New.
8346 * config/rs6000/rs6000.md (restore_stack_block): Generate new
8348 (restore_stack_nonlocal): Likewise.
8349 (stack_tie): Update.
8350 (frame_tie): Delete.
8352 2012-04-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8354 * tree-ssa-reassoc.c (attempt_builtin_powi_stats): Change %ld to
8355 HOST_WIDE_INT_PRINT_DEC in format strings.
8357 2012-04-12 Uros Bizjak <ubizjak@gmail.com>
8360 * config/i386/avx2intrin.h (_mm256_permutevar8x32_ps): Change second
8361 argument type to __m256i. Update call to __builtin_ia32_permvarsf256.
8362 * config/i386/sse.md (UNSPEC_VPERMVAR): New.
8363 (UNSPEC_VPERMSI, UNSPEC_VPERMSF): Remove.
8364 (avx2_permvarv8sf, avx2_permvarv8si): Switch operands 1 and 2.
8365 (avx2_permvar<mode>): Macroize insn from avx2_permvarv8sf and
8366 avx2_permvarv8si using VI4F_256 mode iterator.
8367 * config/i386/i386.c (bdesc_args) <__builtin_ia32_permvarsf256>:
8368 Update builtin type to V8SF_FTYPE_V8SF_V8SI.
8369 (ix86_expand_vec_perm): Update calls to gen_avx2_permvarv8si and
8370 gen_avx2_permvarv8sf.
8371 (expand_vec_perm_pshufb): Ditto.
8373 2012-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
8376 * config/rs6000/rs6000.h (TARGET_FCFID): Add TARGET_PPC_GPOPT to
8377 the list of options to enable the FCFID instruction.
8378 (TARGET_EXTRA_BUILTINS): Adjust comment.
8380 2012-04-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8382 PR tree-optimization/18589
8383 * tree-ssa-reassoc.c (reassociate_stats): Add two fields.
8384 (operand_entry): Add count field.
8385 (add_repeat_to_ops_vec): New function.
8386 (completely_remove_stmt): Likewise.
8387 (remove_def_if_absorbed_call): Likewise.
8388 (remove_visited_stmt_chain): Remove feeding builtin pow/powi calls.
8389 (acceptable_pow_call): New function.
8390 (linearize_expr_tree): Look for builtin pow/powi calls and add operand
8391 entries with repeat counts when found.
8392 (repeat_factor_d): New struct and associated typedefs.
8393 (repeat_factor_vec): New static vector variable.
8394 (compare_repeat_factors): New function.
8395 (get_reassoc_pow_ssa_name): Likewise.
8396 (attempt_builtin_powi): Likewise.
8397 (reassociate_bb): Call attempt_builtin_powi.
8398 (fini_reassoc): Two new calls to statistics_counter_event.
8400 2012-04-12 Richard Guenther <rguenther@suse.de>
8402 * Makefile.in (cgraphunit.o): Add $(EXCEPT_H) dependency.
8403 * cgraph.h (tree_rest_of_compilation): Remove.
8404 * cgraph.c (cgraph_add_new_function): Move ...
8405 * cgraphunit.c (cgraph_add_new_function): ... here.
8406 (tree_rest_of_compilation): Make static.
8407 (cgraph_expand_function): Do not set cgraph_function_flags_ready.
8408 * tree-optimize.c (gate_all_optimizations, pass_all_optimizations,
8409 gate_all_early_local_passes, execute_all_early_local_passes,
8410 pass_early_local_passes, gate_all_early_optimizations,
8411 pass_all_early_optimizations): Move ...
8412 * passes.c (gate_all_optimizations, pass_all_optimizations,
8413 gate_all_early_local_passes, execute_all_early_local_passes,
8414 pass_early_local_passes, gate_all_early_optimizations,
8415 pass_all_early_optimizations): ... here.
8416 * tree-optimize.c (execute_free_datastructures): Remove.
8417 * tree-flow.h (execute_free_datastructures): Remove.
8418 * tree-optimize.c (execute_init_datastructures,
8419 pass_init_datastructures): Move ...
8420 * tree-ssa.c (execute_init_datastructures,
8421 pass_init_datastructures): ... here.
8422 * cfgexpand.c (gimple_expand_cfg): Inline-expand call to
8423 execute_free_datastructures.
8425 2012-04-12 Bernd Schmidt <bernds@codesourcery.com>
8427 * dbgcnt.def (ira_move): New counter.
8428 * ira-int.h (ira_create_new_reg): Declare function.
8429 (first_moveable_pseudo, last_moveable_pseudo): Declare variables.
8430 * ira-emit.c (ira_create_new_reg): Renamed from craete_new_reg and
8431 no longer static. All callers changed.
8432 * ira.c: Include "dbgcnt.h".
8433 (rtx_moveable_p, insn_dominated_by_p, find_moveable_pseudos,
8434 move_unallocated_pseudos): New static functions.
8435 (first_moveable_pseudo, last_moveable_pseudo): New global variables.
8436 (pseudo_replaced_reg, pseudo_move_insn): New static variables.
8437 (ira): Call find_moveable_pseudos and move_unallocated_pseudos.
8438 * ira-costs.c (find_costs_and_classes): Assign a memory cost of zero
8439 to the pseudos generated in find_moveable_pseudos.
8440 * Makefile.in (ira.o): Add $(DBGCNT_H).
8442 2012-04-12 Richard Guenther <rguenther@suse.de>
8444 PR tree-optimization/52943
8445 * tree-chrec.h (chrec_is_positive): Remove.
8446 * tree-scalar-evolution.c (chrec_is_positive): Move ...
8447 * tree-data-ref.c (chrec_is_positive): ... here. Make static.
8448 Return false for a constant zero instead of negative.
8449 (analyze_siv_subscript_cst_affine): Handle zero difference
8450 in the initial condition explicitely.
8452 2012-04-12 Richard Guenther <rguenther@suse.de>
8454 * tree-parloops.c (parallelize_loops): Also consult the upper
8455 bound for the number of iterations.
8456 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
8457 (loop_prefetch_arrays): Likewise.
8459 2012-04-12 Richard Guenther <rguenther@suse.de>
8461 * cfgloop.h (estimated_loop_iterations_int): Ditch
8462 'conservative' parameter.
8463 (max_stmt_executions_int): Likewise.
8464 (estimated_loop_iterations): Likewise.
8465 (max_stmt_executions): Likewise.
8466 (max_loop_iterations): Declare.
8467 (max_loop_iterations_int): Likewise.
8468 (estimated_stmt_executions): Likewise.
8469 (estimated_stmt_executions_int): Likewise.
8470 * tree-ssa-loop-niter.c (estimated_loop_iterations):
8472 (max_loop_iterations): ... this.
8473 (estimated_loop_iterations_int): Split parts to ...
8474 (max_loop_iterations_int): ... this.
8475 (max_stmt_executions_int): Split parts to ...
8476 (estimated_stmt_executions_int): ... this.
8477 (max_stmt_executions): Split parts to ...
8478 (estimated_stmt_executions): ... this.
8479 * graphite-sese-to-poly.c (build_loop_iteration_domains): Adjust.
8480 * predict.c (predict_loops): Likewise.
8481 * tree-data-ref.c (max_stmt_executions_tree): Likewise.
8482 (analyze_siv_subscript_cst_affine): Likewise.
8483 (compute_overlap_steps_for_affine_1_2): Likewise.
8484 (analyze_subscript_affine_affine): Likewise.
8485 (init_omega_for_ddr_1): Likewise.
8486 * tree-parloops.c (parallelize_loops): Likewise.
8487 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
8488 (may_eliminate_iv): Likewise.
8489 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
8490 (loop_prefetch_arrays): Likewise.
8491 * tree-vrp.c (adjust_range_with_scev): Likewise.
8493 2012-04-12 Oleg Endo <olegendo@gcc.gnu.org>
8495 * config/sh/sh.h (RETURN_ADDR_RTX): Use NULL_RTX instead of 0.
8496 * config/sh/sh.c (INSN_REGMODE_WEIGHT, CURR_REGMODE_PRESSURE):
8498 (dump_table): Use bool type for need_align and have_df variables.
8499 (find_barrier, sfunc_uses_reg): Use NULL_RTX instead of 0.
8500 (regs_used): Remove register modifier.
8501 (barrier_align): Move variables slot, credit, jump_to_next
8502 into if block above for loop. Use bool type for jump_to_next.
8503 (sh_function_arg): Use NULL_RTX instead of 0.
8505 2012-04-11 Andreas Schwab <schwab@linux-m68k.org>
8507 * config/m68k/m68k.md (rotrhi3+1): Name it rotrhi_lowpart.
8508 (bswapsi2): New expander.
8510 2012-04-11 H.J. Lu <hongjiu.lu@intel.com>
8512 * config/host-linux.c (TRY_EMPTY_VM_SPACE): Defined to
8513 0x60000000 if __x86_64 is defined and __LP64__ isn't defined.
8515 2012-04-11 H.J. Lu <hongjiu.lu@intel.com>
8517 PR rtl-optimization/52876
8518 * emit-rtl.c (set_reg_attrs_from_value): Handle arbitrary value.
8519 Don't call mark_reg_pointer for incompatible pointer sign extension.
8521 * reginfo.c (reg_scan_mark_refs): Call set_reg_attrs_from_value
8524 2012-04-11 Bernd Schmidt <bernds@codesourcery.com>
8526 * fold-const.c (fold_unary_loc): Use GET_MODE_PRECISION for
8527 comparisons against TYPE_PRECISION.
8528 * tree-ssa-forwprop.c (combine_conversions): Likewise.
8530 2012-04-11 Xinliang David Li <davidxl@google.com>
8532 * tree-passes.h: Remove TODO_dump_func.
8533 * tree-ssa-tail-merge.c (tail_merge_optimize): Remove TODO_dump_func.
8534 * trans-mem.c: Remove TODO_dump_func.
8535 * ira.c: Remove TODO_dump_func.
8537 2012-04-11 H.J. Lu <hongjiu.lu@intel.com>
8539 * config/i386/i386.c (ix86_option_override_internal): Check
8540 SUBTARGET_OVERRIDE_OPTIONS and SUBSUBTARGET_OVERRIDE_OPTIONS
8541 after TARGET_64BIT is updated.
8543 2012-04-11 Oleg Endo <olegendo@gcc.gnu.org>
8545 * config/sh/sh.h: Remove old secondary reload code.
8547 2012-04-11 Oleg Endo <olegendo@gcc.gnu.org>
8549 * config/sh/sh.c (SCHED_REORDER): Merge macro into ...
8550 (ready_reorder): ... this function.
8552 2012-04-11 Bernd Schmidt <bernds@codesourcery.com>
8554 * sel-sched.c (sel_global_init): Swap order of sched_rgn_init and
8557 * haifa-sched.c (prune_ready_list): Rework handling of SCHED_GROUP_P
8558 insns so that no other insn is queued for a time before them.
8560 * config/c6x/c6x.md (load_got_gotoff): Set op_pattern attribute to
8563 2012-04-11 Richard Guenther <rguenther@suse.de>
8566 * tree-chrec.c (evolution_function_is_invariant_rec_p): Properly
8567 consider loop nesting.
8568 (evolution_function_is_univariate_p): Properly check the remainder
8571 2012-04-11 Richard Guenther <rguenther@suse.de>
8574 * except.c (sjlj_emit_dispatch_table): Properly update loop structure.
8576 2012-04-11 Nick Clifton <nickc@redhat.com>
8578 * config/rl78/rl78.c (rl78_expand_prologue): Set stack use
8579 information, if requested.
8581 * config/rx/rx.c (rx_expand_prologue): Likewise.
8583 2012-04-11 Peter Bergner <bergner@vnet.ibm.com>
8584 Michael Matz <matz@suse.de>
8587 * rtlanal.c (unsigned_reg_p): New function.
8588 Update copyright notice dates.
8589 * rtl.h (unsigned_reg_p): Prototype it.
8590 Update copyright notice dates.
8591 * config/rs6000/rs6000.c (rs6000_generate_compare): Use it.
8593 * expr.c (expand_expr_real_1): Set register attributes.
8594 * stmt.c (expand_case): Likewise.
8596 2012-04-11 Oleg Endo <olegendo@gcc.gnu.org>
8599 * config/sh/sh-protos.h (sh_legitimate_index_p): Add new arguments
8600 consider_sh2a and allow_zero.
8601 * config/sh/sh.c (sh_legitimate_index_p): Likewise.
8602 (disp_addr_displacement): New function.
8603 (sh_address_cost): Use disp_addr_displacement function instead
8604 of DISP_ADDR_OFFSET.
8605 (sh_legitimate_address_p): Adapt to changed
8606 sh_legitimate_index_p declaration.
8607 (sh_find_mov_disp_adjust): Remove HImode check.
8608 (sh_secondary_reload): Add HImode case. Use satisfies_constraint_Sdd,
8609 disp_addr_displacement and max_mov_insn_displacement.
8610 (max_mov_insn_displacement): Remove HImode check.
8611 * config/sh/sh.h (CONST_OK_FOR_K04, CONST_OK_FOR_K12,
8612 DISP_ADDR_P, DISP_ADDR_OFFSET): Remove.
8613 * config/sh/constraints.md (K05, K13): New constraints.
8614 (K12): Correct comment.
8615 (Sdd): Do not use DISP_ADDR_P macro.
8616 (Snd, Sbw): Use satisfies_constraint_Sdd.
8617 * config/sh/sh.md (extendhisi2): Remove constraints from expander.
8618 (*extendhisi2_compact, movhi_i): Remove.
8619 (*extendhisi2_compact_reg, *extendhisi2_compact_mem_disp,
8620 *extendhisi2_compact_mem_disp, *extendhisi2_compact_snd,
8621 *movhi_reg_reg, *movhi_store_mem_disp05, *movhi_store_mem_disp13,
8622 *movhi_load_mem_disp, *movhi_load_mem_disp, *movhi): New insns.
8623 (*extendqisi2_compact_mem_disp, *extendqisi2_compact_mem_disp,
8624 *movqi_store_mem_disp04, *movqi_store_mem_disp12, *movqi_load_mem_disp,
8625 *movqi_load_mem_disp): Use sh_legitimate_index_p instead of
8627 Add new peepholes for HImode displacement addressing.
8629 2012-04-11 Oleg Endo <olegendo@gcc.gnu.org>
8631 * config/sh/sh.h (SIDI_OFF): Remove.
8632 * config/sh/sh.md: Use gen_highpart and gen_lowpart to access
8633 DImode subregs instead of gen_rtx_REG or simplifly_gen_subreg
8636 2012-04-11 Eric Botcazou <ebotcazou@adacore.com>
8639 * doc/extend.texi (Other Builtins): Document __builtin_bswap16.
8640 (PowerPC AltiVec/VSX Built-in Functions): Remove it.
8641 * doc/md.texi (Standard Names): Add bswap.
8642 * builtin-types.def (BT_UINT16): New primitive type.
8643 (BT_FN_UINT16_UINT16): New function type.
8644 * builtins.def (BUILT_IN_BSWAP16): New.
8645 * builtins.c (expand_builtin_bswap): Add TARGET_MODE argument.
8646 (expand_builtin) <BUILT_IN_BSWAP16>: New case. Pass TARGET_MODE to
8647 expand_builtin_bswap.
8648 (fold_builtin_bswap): Add BUILT_IN_BSWAP16 case.
8649 (fold_builtin_1): Likewise.
8650 (is_inexpensive_builtin): Likewise.
8651 * optabs.c (expand_unop): Deal with bswap in HImode specially. Add
8652 missing bits for bswap to libcall code.
8653 * tree.c (build_common_tree_nodes): Build uint16_type_node.
8654 * tree.h (enum tree_index): Add TI_UINT16_TYPE.
8655 (uint16_type_node): New define.
8656 * config/rs6000/rs6000-builtin.def (RS6000_BUILTIN_BSWAP_HI): Delete.
8657 * config/rs6000/rs6000.c (rs6000_expand_builtin): Remove handling of
8659 (rs6000_init_builtins): Likewise.
8660 * config/rs6000/rs6000.md (bswaphi2): Add TARGET_POWERPC predicate.
8662 2012-04-11 Tristan Gingold <gingold@adacore.com>
8664 * doc/extend.texi (Type Attributes): Move paragraph.
8666 2012-04-11 Manuel López-Ibáñez <manu@gcc.gnu.org>
8669 * diagnostic.h (show_caret): Declare.
8670 (caret_max_width): Declare.
8671 (diagnostic_show_locus): Declare.
8672 * diagnostic.c (diagnostic_initialize): Initialize to false.
8673 (diagnostic_show_locus): New.
8674 (diagnostic_report_diagnostic): Call it.
8675 (getenv_columns): New.
8677 (diagnostic_set_caret_max_width): New.
8678 * input.c (read_line): New.
8679 (location_get_source_line): New.
8680 * input.h (location_get_source_line): Declare.
8681 * toplev.c (general_init): Initialize show_caret from options.
8682 * dwarf2out.c (gen_producer_string): Handle fdiagnostics-show-caret.
8683 * opts.c (common_handle_option): Likewise.
8684 * pretty-print.h (pp_get_prefix): New.
8685 (pp_base_get_prefix): New.
8686 * common.opt (fdiagnostics-show-caret): New option.
8687 * doc/invoke.texi (fdiagnostics-show-caret): Document it.
8689 2012-04-11 Richard Guenther <rguenther@suse.de>
8691 PR rtl-optimization/52881
8692 * ifcvt.c (find_if_case_2): Avoid speculating loop latches.
8694 2012-04-11 Richard Guenther <rguenther@suse.de>
8696 PR tree-optimization/52912
8697 * tree-ssa-threadupdate.c (thread_block): Tell the cfg
8698 manipulation code we are threading through a loop header
8699 to an exit destination.
8701 2012-04-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
8703 * tree.h (warn_if_unused_value): Move declaration from here.
8704 * stmt.c (warn_if_unused_value): Move definition from here.
8706 2012-04-10 Michael Matz <matz@suse.de>
8708 * tree-vectorizer.h (_loop_vec_info.strided_stores): Rename to
8710 (LOOP_VINFO_STRIDED_STORES): Rename to LOOP_VINFO_GROUPED_STORES.
8711 (struce _bb_vec_info.strided_stores): Rename to grouped_stores.
8712 (BB_VINFO_STRIDED_STORES): Rename to BB_VINFO_GROUPED_STORES.
8713 (STMT_VINFO_STRIDED_ACCESS): Rename to STMT_VINFO_GROUPED_ACCESS.
8714 (vect_strided_store_supported): Rename to vect_grouped_store_supported.
8715 (vect_strided_load_supported): Rename to vect_grouped_load_supported.
8716 (vect_transform_strided_load): Rename to vect_transform_grouped_load.
8717 (vect_record_strided_load_vectors): Rename to
8718 vect_record_grouped_load_vectors.
8719 * tree-vect-data-refs.c (vect_update_misalignment_for_peel):
8720 Rename use of above macros.
8721 (vect_verify_datarefs_alignment): Ditto.
8722 (vector_alignment_reachable_p): Ditto.
8723 (vect_peeling_hash_get_lowest_cost): Ditto.
8724 (vect_enhance_data_refs_alignment): Ditto.
8725 (vect_analyze_group_access): Ditto and rename stride to groupsize.
8726 (vect_analyze_data_ref_access): Rename "strided" to "grouped".
8727 (vect_strided_store_supported): Rename to vect_grouped_store_supported.
8728 (vect_strided_load_supported): Rename to vect_grouped_load_supported.
8729 (vect_transform_strided_load): Rename to vect_transform_grouped_load.
8730 (vect_record_strided_load_vectors): Rename to
8731 vect_record_grouped_load_vectors.
8732 * tree-vect-loop.c (new_loop_vec_info): Rename use of above macros.
8733 (destroy_loop_vec_info): Ditto.
8734 (vect_transform_loop): Ditto and rename strided_store to grouped_store.
8735 * tree-vect-slp.c (vect_build_slp_tree): Rename use of above macros.
8736 (vect_analyze_slp): Ditto.
8737 (new_bb_vec_info): Ditto.
8738 (destroy_bb_vec_info): Ditto.
8739 (vect_schedule_slp_instance): Ditto and rename strided_store to
8741 * tree-vect-stmts.c (vect_cost_strided_group_size): Rename to
8742 vect_cost_group_size.
8743 (vect_model_store_cost): Rename use of above macros and call
8744 to vect_cost_strided_group_size.
8745 (vect_model_load_cost): Ditto.
8746 (vectorizable_store): Ditto, rename strided_store to grouped_store
8747 and calls to renamed tree-vectorizer.h functions.
8748 (vectorizable_load): Ditto.
8749 (vect_transform_stmt): Rename use of above macros and strided_store
8752 2012-04-10 Jan Hubicka <jh@suse.cz>
8754 * cgraph.h: Remove misledaing comment on ipa-ref.h.
8755 (symtab_type): New enum.
8756 (symtab_node): New structure.
8757 (cgraph_node, varpool_node): Add symbol base type.
8758 (cgraph, varpool): New accestor functions.
8759 * cgraph.c (cgraph_create_node_1): Set symbol type.
8760 * varpool.c (varpool_node): Set symbol type.
8762 2012-04-10 Ulrich Weigand <ulrich.weigand@linaro.org>
8763 Richard Sandiford <rdsandiford@googlemail.com>
8765 * fwprop.c (propagate_rtx): Also set PR_CAN_APPEAR for subregs.
8767 2012-04-10 Richard Guenther <rguenther@suse.de>
8770 * gimple-low.c (gimple_check_call_args): Properly account for
8771 compatible aggregate types.
8773 2012-04-10 Richard Guenther <rguenther@suse.de>
8775 * toplev.h (tree_rest_of_compilation): Remove.
8776 * tree-optimize.c (tree_rest_of_compilation): Likewise.
8777 * cgraph.h (tree_rest_of_compilation): Declare.
8778 * tree-optimize.c (tree_rest_of_compilation): Move ...
8779 * cgraphunit.c (tree_rest_of_compilation): ... here.
8780 * cgraph.c (cgraph_add_new_function): Adjust.
8781 * Makefile.in (tree-optimize.o): Adjust.
8782 (cgraphunit.o): Likewise.
8784 2012-04-10 Ulrich Weigand <ulrich.weigand@linaro.org>
8786 PR tree-optimization/52870
8787 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Verify that
8788 presumed pattern statement is within the same loop or basic block.
8790 2012-04-10 Tristan Gingold <gingold@adacore.com>
8792 * gengtype.c (main): Make uintptr_t a known type.
8794 2012-04-10 Richard Guenther <rguenther@suse.de>
8796 * tree-pass.h (tree_lowering_passes): Remove.
8797 * tree-optimize.c (tree_lowering_passes): Remove.
8798 * cgraph.c (cgraph_add_new_function): Inline relevant parts
8799 of tree_lowering_passes, avoid redundant call of early local passes.
8800 * cgraphunit.c (cgraph_lower_function): Fold into ...
8801 (cgraph_analyze_function): ... its single caller. Inline
8802 relevant parts of tree_lowering_passes.
8804 2012-04-09 H.J. Lu <hongjiu.lu@intel.com>
8807 * config/pa/pa.opt: Remove SIO and GNU_LD.
8809 2012-04-09 Jan Hubicka <jh@suse.cz>
8814 * lto-cgraph.c (compute_ltrans_boundary): When alias is in the
8815 boundary, add its target too.
8816 * lto.c (add_references_to_partition): Add also aliased nodes.
8817 (add_cgraph_node_to_partition,
8818 add_varpool_node_to_partition): Work on nodes, not functions/variables;
8819 when adding alias, add also the aliased object.
8821 2012-04-09 Uros Bizjak <ubizjak@gmail.com>
8824 * config/i386/predicates.md (x86_64_zext_general_operand): Prevent
8825 VOIDmode immediate operands.
8826 * config/i386/constraints.md (Wz): New constraint.
8827 * config/i386/i386.md (*zero_extendsidi2_rex64): Use Wz instead of Z.
8829 2012-04-09 Eric Botcazou <ebotcazou@adacore.com>
8832 * config/sparc/sparc.c (sparc_file_end): Set TREE_PUBLIC explicitly on
8833 the DECL generated for the special GOT helper.
8835 2012-04-09 Oleg Endo <olegendo@gcc.gnu.org>
8837 * config/sh/constraints.md: Update list of constraints in
8839 (Sr0): Remove unused memory constraint.
8841 2012-04-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
8843 * tree-pretty-print.h: Update comment.
8845 2012-04-08 Oleg Endo <olegendo@gcc.gnu.org>
8847 * config/sh/sh.md: Use braced string notation where applicable.
8848 (*prefetch_i4, prefetch_m2a): Merge into ...
8849 (*prefetch): ... this new insn.
8851 2012-04-07 Oleg Endo <olegendo@gcc.gnu.org>
8853 * config/sh/sh.h (high_life_started): Remove
8854 * config/sh/predicates.md (general_movdst_operand): Use
8855 'reload_in_progress' instead of 'high_life_started'.
8856 * config/sh/sh.md (divsi_inv_call, *divsi_inv_call_combine,
8857 divsi_inv_fp): Likewise.
8859 2012-04-07 Oleg Endo <olegendo@gcc.gnu.org>
8861 * config/sh/sh-protos.h (prepare_move_operands): Return void
8863 * config/sh/sh.c (prepare_move_operands): Likewise.
8864 * config/sh/sh.md: Remove return value checks of prepare_move_operands.
8866 2012-04-07 Oleg Endo <olegendo@gcc.gnu.org>
8868 * config/sh/sh-protos.h (fp_int_operand, symbol_ref_operand,
8869 general_movsrc_operand, general_movdst_operand, arith_reg_operand,
8870 fp_arith_reg_operand, arith_operand, arith_reg_or_0_operand,
8871 logical_operand, fpscr_operand, fpul_operand, expand_fp_branch,
8872 commutative_float_operator, noncommutative_float_operator,
8873 sh_handle_pragma): Remove.
8875 2012-04-06 Sandra Loosemore <sandra@codesourcery.com>
8877 * doc/invoke.texi: Clean up Texinfo markup throughout the file.
8878 Use @option markup on command-line options. Use @samp markup on
8879 literal keywords to options. Use @code markup on code fragments.
8880 Use other markup in preference to quotation marks in the text.
8881 Add markup to some passages without any.
8883 2012-04-06 Mike Stump <mikestump@comcast.net>
8885 * gimple-fold.c (gimple_fold_stmt_to_constant_1): Avoid warning.
8887 2012-04-06 Oleg Endo <olegendo@gcc.gnu.org>
8889 * config/sh/sh.c (hi_const): Remove.
8890 (find_barrier, sh_reorg): Use satisfies_constraint_I16 instead
8893 2012-04-06 Oleg Endo <olegendo@gcc.gnu.org>
8895 * config/sh/sh-protos.h (sh_expand_t_scc): Change return type from int
8897 * config/sh/sh.c (sh_expand_t_scc): Likewise.
8898 * config/sh/sh.md (cstoresi4, cstoredi4): Remove GET_CODE checks before
8899 calling sh_expand_t_scc.
8901 2012-04-06 Oleg Endo <olegendo@gcc.gnu.org>
8903 * config/sh/sh-protos.h (fp_zero_operand, fp_one_operand,
8904 nonpic_symbol_mentioned_p, expand_block_move, expand_ashiftrt,
8905 sh_dynamicalize_shift_p, gen_shl_and, gen_shl_sext, system_reg_operand,
8906 reg_unused_after, sh_can_redirect_branch, sh_need_epilogue, fldi_ok,
8907 sh_hard_regno_rename_ok, sh_cfun_interrupt_handler_p,
8908 sh_cfun_resbank_handler_p, sh_attr_renesas_p, sh_cfun_attr_renesas_p,
8909 check_use_sfunc_addr, sh_contains_memref_p, sh_loads_bankedreg_p,
8910 sh2a_is_function_vector_call): Use bool as return type.
8911 (sh_pass_in_reg_p): Remove.
8912 * config/sh/sh.c (broken_move, mova_p, noncall_uses_reg, high_pressure,
8913 flow_dependent_p, sh2a_function_vector_p, expand_block_move,
8914 expand_ashiftrt, sh_dynamicalize_shift_p, gen_shl_and, gen_shl_sext,
8915 sh_need_epilogue, sh2a_is_function_vector_call, sh_attr_renesas_p,
8916 sh_cfun_attr_renesas_p, sh_cfun_interrupt_handler_p,
8917 sh_cfun_resbank_handler_p, system_reg_operand, fp_zero_operand,
8918 fp_one_operand, fldi_ok, reg_unused_after, sh_can_redirect_branch,
8919 sh_hard_regno_rename_ok, check_use_sfunc_addr, sh_contains_memref_p,
8920 sh_loads_bankedreg_p): Use bool as return type.
8921 (nonpic_symbol_mentioned_p): Use bool as return type. Remove
8922 'register' modifier.
8924 2012-04-06 Matt Turner <mattst88@gmail.com>
8926 * doc/install.texi: Correct typo "-mno-lsc" -> "-mno-llsc".
8928 2012-04-06 Eric Botcazou <ebotcazou@adacore.com>
8930 * config/ia64/ia64.c (ia64_load_pair_ok): Return 0 if the second member
8931 of the destination isn't also a FP_REGS register.
8933 2012-04-05 Teresa Johnson <tejohnson@google.com>
8934 H.J. Lu <hongjiu.lu@intel.com>
8936 * config/i386/i386.h (ix86_tune_indices): Add X86_TUNE_LCP_STALL.
8937 * config/i386/i386.md (move immediate to memory peephole2):
8938 Add cases for HImode move when LCP stall avoidance is needed.
8939 * config/i386/i386.c (initial_ix86_tune_features): Initialize
8940 X86_TUNE_LCP_STALL entry.
8942 2012-04-05 Uros Bizjak <ubizjak@gmail.com>
8945 * config/i386/i386.c (ix86_decompose_address): Allow VOIDmode
8946 CONST_INT operands, zero-extended with AND.
8948 2012-04-05 Oleg Endo <olegendo@gcc.gnu.org>
8951 * config/sh/sh.c (sh_find_mov_disp_adjust): Take machine_mode as the
8952 first argument instead of mode size. Move displacement calculations
8954 (mov_insn_size, max_mov_insn_displacement, mov_insn_alignment_mask):
8955 ... these new functions.
8956 (disp_adjust): Remove max_mov_disp field.
8957 (sh_legitimate_index_p): Use max_mov_insn_displacement and
8958 mov_insn_alignment_mask.
8959 (sh_address_cost): Use max_mov_insn_displacement.
8961 2012-04-05 Andrew Stubbs <ams@codesourcery.com>
8963 * config/arm/arm.md (arch): Add neon_onlya8 and neon_nota8.
8964 (arch_enabled): Handle new arch types.
8965 (one_cmpldi2): Add NEON support.
8967 2012-04-05 Richard Guenther <rguenther@suse.de>
8969 * gimple.c (walk_gimple_op): Compute val_only for the LHS
8970 of an assigment in the canonical way, avoiding is_gimple_mem_rhs.
8971 (is_gimple_mem_rhs, is_gimple_reg_rhs, is_gimple_stmt): Move ...
8972 * gimplify.c (is_gimple_mem_rhs, is_gimple_reg_rhs, is_gimple_stmt):
8973 ... here and make static.
8974 * gimple.h (is_gimple_mem_rhs, is_gimple_reg_rhs, is_gimple_stmt):
8977 2012-04-05 Richard Guenther <rguenther@suse.de>
8979 * tree-ssa-dse.c (dse_optimize_stmt): Remember the stmt
8980 basic-block before removing it.
8982 2012-04-05 Richard Guenther <rguenther@suse.de>
8984 * tree-ssanames.c (release_dead_ssa_names): Compact the SSA
8985 version namespace as we release the freelist.
8987 2012-04-05 Richard Guenther <rguenther@suse.de>
8989 * tree-nrv.c (tree_nrv): Release VDEFs.
8990 * tree-sra.c (sra_modify_constructor_assign): Likewise.
8991 (sra_modify_assign): Likewise.
8992 * tree-vect-stmts.c (vect_remove_stores): Likewise.
8993 * tree-vect-loop.c (vect_transform_loop): Likewise.
8994 * tree-ssa-dom.c (optimize_stmt): Likewise.
8995 * tree-vect-slp.c (vect_schedule_slp): Likewise.
8996 * tree-ssa-math-opts.c (execute_cse_sincos): Likewise.
8998 2012-04-05 Richard Guenther <rguenther@suse.de>
9000 * gimple-iterator.c (gsi_remove): Return whether EH edges need to be
9002 * gimple.h (gsi_remove): Adjust.
9003 * tree-ssa-operands.c (unlink_stmt_vdef): Optimize.
9004 * tree-ssa-dom.c (optimize_stmt): Use gsi_remove result.
9005 * tree-ssa-dse.c (dse_optimize_stmt): Likewise.
9006 * tree-ssa-forwprop.c (remove_prop_source_from_use): Likewise.
9007 * tree-ssa-math-opts.c (execute_optimize_widening_mul): Likewise.
9008 * tree-ssa-pre.c (eliminate): Likewise.
9010 2012-04-04 Mike Stump <mikestump@comcast.net>
9012 * doc/rtl.texi (const_double): Document as sign-extending.
9013 * expmed.c (expand_mult): Ensure we don't use shift incorrectly.
9014 * emit-rtl.c (immed_double_int_const): Refine to state the
9016 * simplify-rtx.c (mode_signbit_p): Add a fixme for wider than
9017 CONST_DOUBLE integers.
9018 (simplify_const_unary_operation, UNSIGNED_FLOAT): Ensure no
9019 negative values are converted. Fix conversions bigger than
9020 HOST_BITS_PER_WIDE_INT.
9021 (simplify_binary_operation_1): Ensure we don't use shift incorrectly.
9022 (simplify_immed_subreg): Sign-extend CONST_DOUBLEs.
9023 * explow.c (plus_constant_mode): Add.
9024 (plus_constant): Implement with plus_constant_mode.
9025 * rtl.h (plus_constant_mode): Add.
9027 2012-04-04 Richard Guenther <rguenther@suse.de>
9029 PR tree-optimization/52808
9030 * tracer.c (tail_duplicate): Do not tail-duplicate loop header blocks.
9031 * Makefile.in (tracer.o): Depend on $(CFGLOOP_H).
9033 2012-04-04 Tristan Gingold <gingold@adacore.com>
9035 * expr.c (expand_expr_real_2): Handle larger sizetype in
9038 2012-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
9040 * config/sh/t-sh (MULTILIB_MATCHES): Match m2a-single-only
9041 to m2a-single instead of m2e.
9043 2012-04-03 Eric Botcazou <ebotcazou@adacore.com>
9045 * expr.c (get_bit_range): Add OFFSET parameter and adjust BITPOS.
9046 Change type of BITOFFSET to signed. Make sure the lower bound of
9047 the computed range is non-negative by adjusting OFFSET and BITPOS.
9048 (expand_assignment): Adjust call to get_bit_range.
9050 2012-04-03 Sandeep Kumar Singh <Sandeep.Singh2@kpitcummins.com>
9052 * h8300/h8300.c (h8300_current_function_monitor_function_p):
9053 New function. Added to check monitor functions.
9054 (h8300_option_override): Modified to generate error/warning
9055 messages for invalid combinations of different command line
9057 * h8300/h8300.md: Generate 'rte' for monitor functions. Do not
9058 save EXR on stack for monitor function in case of H8S target
9059 when "-mno-exr" is passed.
9060 * h8300/h8300-protos.h (h8300_current_function_monitor_function_p):
9062 * doc/invoke.texi: Document H8S options.
9064 2012-04-03 Tristan Gingold <gingold@adacore.com>
9066 * configure.ac: Use GCC_AC_FUNC_MMAP_BLACKLIST instead
9067 of gcc_AC_FUNC_MMAP_BLACKLIST.
9068 * acinclude.m4 (gcc_AC_FUNC_MMAP_BLACKLIST): Remove.
9069 * Makefile.in (aclocal_deps): Add mmap.m4.
9070 * configure: Regenerate.
9071 * aclocal.m4: Regenerate.
9073 2012-04-03 Richard Guenther <rguenther@suse.de>
9075 PR tree-optimization/52808
9076 * tracer.c (tail_duplicate): Return whether we have duplicated
9078 (tracer): If we have duplicated any block, cleanup the CFG.
9079 * cfghooks.c (duplicate_block): If we duplicated a loop
9080 header but not its loop, destroy the loop because it now has
9082 * tree-ssa-threadupdate.c (thread_through_loop_header): Tell
9083 the cfg manipulation routines we are not creating a multiple
9086 2012-04-03 Tristan Gingold <gingold@adacore.com>
9088 * config/vms/vms-c.c (vms_pragma_nomember_alignment): Handle
9090 (vms_c_common_override_options): Allow parameterless variadic
9093 2012-04-03 Jakub Jelinek <jakub@redhat.com>
9095 PR tree-optimization/52835
9096 * tree-data-ref.c (build_rdg): Return NULL if
9097 compute_data_dependences_for_loop failed.
9099 2012-04-03 Eric Botcazou <ebotcazou@adacore.com>
9101 * varasm.c (initializer_constant_valid_for_bitfield_p): Return true
9102 for REAL_CST as well.
9103 (output_constructor): Use RECORD_OR_UNION_TYPE_P predicate.
9104 In the bitfield case, if the value is a REAL_CST, convert it first to
9107 2012-04-02 H.J. Lu <hongjiu.lu@intel.com>
9109 * config.gcc: Use i386/biarchx32.h instead of i386/biarch64.h
9110 for --with-abi={x32|mx32} or --with-multilib-list=mx32.
9111 (supported_defaults): Add abi for i[34567]86-*-* and x86_64-*-*.
9113 * config/i386/biarchx32.h: New.
9115 2012-04-02 Anatoly Sokolov <aesok@post.ru>
9117 * config/arm/arm.h (PREFERRED_RELOAD_CLASS): Remove.
9118 * config/arm/arm.c (TARGET_PREFERRED_RELOAD_CLASS): Define.
9119 (arm_preferred_reload_class): New function.
9121 2012-04-02 Richard Guenther <rguenther@suse.de>
9123 PR tree-optimization/52756
9124 * tree-ssa-threadupdate.c (def_split_header_continue_p): New function.
9125 (thread_through_loop_header): After threading through the loop latch
9126 remove the split part from the loop and clear further threading
9127 opportunities that would create a multiple entry loop.
9129 2012-04-02 Richard Guenther <rguenther@suse.de>
9131 PR rtl-optimization/52800
9132 * cprop.c (execute_rtl_cprop): Call cleanup_cfg with
9133 CLEANUP_CFG_CHANGED.
9135 2012-04-02 Richard Guenther <rguenther@suse.de>
9138 * loop-init.c (gate_handle_loop2): Destroy loops here if
9139 we don't enter RTL loop optimizers.
9141 2012-04-02 Uros Bizjak <ubizjak@gmail.com>
9144 2012-03-29 Richard Guenther <rguenther@suse.de>
9146 * rtl.h (extended_count): Remove.
9147 * combine.c (extended_count): Remove.
9149 2012-04-02 Dodji Seketeli <dodji@redhat.com>
9152 * pt.c (more_specialized_fn): Don't apply decay conversion to
9153 types of function parameters.
9155 2012-04-02 Tristan Gingold <gingold@adacore.com>
9157 * ggc-page.c (PAGE_L1_SIZE, PAGE_L2_SIZE, LOOKUP_L1, LOOKUP_L2)
9158 (ggc_allocated_p, lookup_page_table_entry, set_page_table_entry)
9159 (alloc_page, init_ggc, clear_marks, struct ggc_pch_data)
9160 (ggc_pch_this_base): Use uintptr_t instead of size_t.
9162 2012-03-31 H.J. Lu <hongjiu.lu@intel.com>
9165 * config/i386/i386.c (ix86_option_override_internal): Don't
9166 check TARGET_64BIT if TARGET_64BIT_DEFAULT is false.
9168 2012-03-31 Eric Botcazou <ebotcazou@adacore.com>
9170 * tree-cfg.c (call_can_make_abnormal_goto): New predicate.
9171 (stmt_can_make_abnormal_goto): Use it.
9172 (is_ctrl_altering_stmt): Likewise.
9174 2012-03-30 Naveen H.S <naveen.S@kpitcummins.com>
9175 Kaz Kojima <kkojima@gcc.gnu.org>
9177 * config/sh/sh.c (push_regs): Skip banked registers when
9178 resbank attribute is specified.
9179 (sh_expand_epilogue): Likewise.
9181 2012-03-30 Richard Henderson <rth@redhat.com>
9184 * combine-stack-adj.c (prev_active_insn_bb): New.
9185 (next_active_insn_bb): New.
9186 (force_move_args_size_note): New.
9187 (combine_stack_adjustments_for_block): Use it.
9189 2012-03-30 Richard Henderson <rth@redhat.com>
9191 * config/i386/i386.c (struct expand_vec_perm_d): Add one_operand_p.
9192 (ix86_expand_vector_init_duplicate): Initialize it.
9193 (expand_vec_perm_palignr): Likewise.
9194 (ix86_expand_vec_perm_const): Likewise.
9195 (ix86_vectorize_vec_perm_const_ok): Likewise.
9196 (expand_vec_perm_blend): Use it.
9197 (expand_vec_perm_vpermil): Likewise.
9198 (expand_vec_perm_pshufb): Likewise.
9199 (expand_vec_perm_1): Likewise.
9200 (expand_vec_perm_pshuflw_pshufhw): Likewise.
9201 (expand_vec_perm_interleave2): Likewise.
9202 (expand_vec_perm_vpermq_perm_1): Likewise.
9203 (expand_vec_perm_vperm2f128): Likewise.
9204 (expand_vec_perm_interleave3): Likewise.
9205 (expand_vec_perm_vperm2f128_vblend): Likewise.
9206 (expand_vec_perm_vpshufb2_vpermq): Likewise.
9207 (expand_vec_perm_vpshufb2_vpermq_even_odd): Likewise,.
9208 (expand_vec_perm_broadcast): Likewise.
9209 (expand_vec_perm_vpshufb4_vpermq2): Likewise.
9211 2012-03-30 Richard Henderson <rth@redhat.com>
9213 * dwarf2out.c (gen_variable_die): Initialize off.
9215 2012-03-30 Tristan Gingold <gingold@adacore.com>
9217 * config/vms/vms-f.c: New file.
9218 * config/vms/t-vms (vms-f.o): New rule.
9219 * config.gcc (*-*-*vms*): Define fortran_target_objs.
9221 2012-03-30 Richard Guenther <rguenther@suse.de>
9223 PR tree-optimization/52754
9224 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
9225 propagate arbitrary addresses into really plain dereferences.
9227 2012-03-30 Richard Guenther <rguenther@suse.de>
9230 * except.c (emit_to_new_bb_before): Move loop updating ...
9231 (dw2_build_landing_pads): ... here. Use a proper block for
9232 querying the loop father.
9234 2012-03-30 Tristan Gingold <gingold@adacore.com>
9236 * config/ia64/ia64.c (ia64_section_type_flags): Remove
9237 common_object attribute handling.
9238 (SECTION_VMS_OVERLAY): Remove
9239 (ia64_vms_common_object_attribute): Replace abort with an assert.
9240 Do not set DECL_SECTION_NAME.
9241 (ia64_vms_output_aligned_decl_common): Handle common_object
9243 (ia64_vms_elf_asm_named_section): Remove.
9244 * config/ia64/vms.h (TARGET_ASM_NAMED_SECTION): Remove.
9246 2012-03-30 Richard Guenther <rguenther@suse.de>
9249 * double-int.c (rshift_double): Remove not needed cast.
9251 2012-03-30 Richard Guenther <rguenther@suse.de>
9253 * tree-affine.h (print_aff): Remove.
9254 * tree-affine.c (print_aff): Make static.
9255 * tree-data-ref.h (access_matrix_get_index_for_parameter): Remove.
9256 (get_references_in_stmt): Likewise.
9257 (print_direction_vector): Likewise.
9258 (print_dir_vectors): Likewise.
9259 (print_dist_vectors): Likewise.
9260 (dump_subscript): Likewise.
9261 (dump_ddrs): Likewise.
9262 (dump_dist_dir_vectors): Likewise.
9263 (dump_data_references): Likewise.
9264 (dump_data_dependence_relation): Likewise.
9265 (dump_data_dependence_direction): Likewise.
9266 (dump_rdg_vertex): Likewise.
9267 (dump_rdg_component): Likewise.
9268 (debug_ddrs): Declare.
9269 (struct data_ref_loc_d): Move ...
9270 * tree-data-ref.c (struct data_ref_loc_d): ... here.
9271 (get_references_in_stmt): Make static.
9272 (dump_data_references): Likewise.
9273 (dump_subscript): Likewise.
9274 (print_direction_vector): Likewise.
9275 (print_dir_vectors): Likewise.
9276 (print_dist_vectors): Likewise.
9277 (dump_data_dependence_relation): Likewise.
9278 (dump_dist_dir_vectors): Likewise.
9279 (dump_ddrs): Likewise.
9280 (dump_rdg_vertex): Likewise.
9281 (dump_rdg_component): Likewise.
9282 (debug_ddrs): New function.
9283 (access_matrix_get_index_for_parameter): Remove.
9285 2012-03-30 Tristan Gingold <gingold@adacore.com>
9287 * config/vms/vms.c (VMS_CRTL_FLOAT32): Rename.
9288 (VMS_CRTL_FLOAT64, VMS_CRTL_FLOAT64_VAXD): New.
9289 (VMS_CRTL_FLOAT128, VMS_CRTL_DPML, VMS_CRTL_NODMPL)
9290 (VMS_CRTL_32ONLY, VMS_CRTL_G_MASK, VMS_CRTL_G_NONE)
9291 (VMS_CRTL_GA, VMS_CRTL_GL, VMS_CRTL_FLOATV2): New.
9292 (vms_patch_builtins): Handle new flags
9293 * config/vms/vms-crtlmap.map: Completed using nm on
9294 c and math system libraries.
9295 * config/vms/make-crtlmap.awk: Handle any number of flags.
9297 2012-03-30 Martin Jambor <mjambor@suse.cz>
9299 * tree-ssa-ccp.c (insert_clobbers_for_var): Do not assert that there
9300 is a builtin_stack_save in a dominating BB.
9302 2012-03-29 Uros Bizjak <ubizjak@gmail.com>
9304 * config/i386/sse.md (avx_h<plusminus_insn>v4df3): Fix results
9305 crossing 128bit lane boundary.
9307 2012-03-29 Vladimir Makarov <vmakarov@redhat.com>
9309 * ira-color.c (setup_left_conflict_sizes_p): Process all
9310 conflicting objects.
9312 2012-03-29 Jakub Jelinek <jakub@redhat.com>
9314 PR tree-optimization/52760
9315 * tree-vect-slp.c (vect_get_constant_vectors): Convert constant_p
9316 shift count for {L,R}{SHIFT,ROTATE}_EXPR to TREE_TYPE (vector_type).
9318 2012-03-29 Richard Guenther <rguenther@suse.de>
9320 * cgraph.h (cgraph_materialize_all_clones): Remove.
9321 (reset_inline_failed): Likewise.
9322 * cgraphunit.c (cgraph_materialize_all_clones): Make static.
9323 * cgraphbuild.c (reset_inline_failed): Remove.
9324 * rtl.h (cse_main): Remove.
9325 (extended_count): Likewise.
9326 * cse.c (dump_class): Mark as DEBUG_FUNCTION.
9327 (cse_main): Make static.
9328 * combine.c (extended_count): Remove.
9329 (dump_combine_stats): Mark as DEBUG_FUNCTION.
9330 * basic-block.h (reorder_basic_blocks): Remove.
9331 * bb-reorder.c (reorder_basic_blocks): Make static.
9332 * Makefile.in (dse.o): Remove dse.h dependency.
9334 * dse.c (gate_dse): Remove.
9335 (clear_alias_mode_eq): Likewise.
9336 (clear_alias_mode_hash): Likewise.
9337 (dse_record_singleton_alias_set): Likewise.
9338 (dse_invalidate_singleton_alias_set): Likewise.
9340 2012-03-29 H.J. Lu <hongjiu.lu@intel.com>
9342 * config/linux-android.h (ANDROID_STARTFILE_SPEC): Use
9343 crtbegin_so%O%s for -shared.
9344 (ANDROID_ENDFILE_SPEC): Use crtend_so%O%s for -shared.
9346 2012-03-29 Richard Guenther <rguenther@suse.de>
9348 * tree-flow.h (struct pre_expr_d): Remove forward declaration.
9349 (add_to_value): Remove.
9350 (print_value_expressions): Likewise.
9351 * tree-ssa-pre.c (add_to_value): Make static.
9352 (print_value_expressions): Likewise.
9353 * gimple.h (gimple_adjust_this_by_delta): Remove.
9354 * gimple-fold.c (gimple_adjust_this_by_delta): Likewise.
9356 2012-03-29 Richard Guenther <rguenther@suse.de>
9359 * double-int.h (rshift_double): Remove.
9360 * double-int.c (lshift_double): Use absu_hwi to make count positive.
9361 (rshift_double): Make static, take unsigned count argument,
9362 remove handling of negative count argument.
9363 (double_int_rshift): Dispatch to lshift_double.
9365 2012-03-28 H.J. Lu <hongjiu.lu@intel.com>
9367 * config/i386/biarch64.h (TARGET_64BIT_DEFAULT): Add
9370 * config/i386/gnu-user64.h (SPEC_64): Support TARGET_BI_ARCH == 2.
9371 (SPEC_X32): Likewise.
9372 (MULTILIB_DEFAULTS): Likewise.
9374 * config/i386/i386.c (isa_opts): Remove -m64.
9375 (ix86_target_string): Properly handle -m32/-m64/-mx32.
9376 (ix86_option_override_internal): Properly
9377 set OPTION_MASK_ISA_64BIT and OPTION_MASK_ISA_X32 as well as
9378 handle -m32, -m64 and -mx32.
9380 * config/i386/i386.h (TARGET_X32): Replace OPTION_ISA_X32
9381 with OPTION_ABI_X32. Moved after TARGET_LP64.
9382 (TARGET_LP64): Changed to OPTION_ABI_64.
9384 * config/i386/i386.opt (m64): Replace ISA_64BIT with ABI_64.
9385 (mx32): Replace ISA_X32 with ABI_X32.
9387 2012-03-28 Eric Botcazou <ebotcazou@adacore.com>
9389 * tree.c (tree_size) <VECTOR_CST>: New case.
9391 2012-03-28 Uros Bizjak <ubizjak@gmail.com>
9393 * config/i386/i386.c (ix86_modes_tieable_p): Handle 32bit AVX modes.
9394 (ix86_expand_vector_move_misalign): Remove un-needed gen_lowpart calls.
9396 2012-03-28 Jakub Jelinek <jakub@redhat.com>
9399 * tree-ssa-ccp.c (optimize_stdarg_builtin): Optimize
9400 __builtin_va_start to __builtin_next_arg if the latter is
9401 builtin_decl_explicit_p rather than when it is not.
9404 * tree-vect-generic.c (vector_element): Perform multiplication
9405 for pos in bitsizetype type instead of idx type.
9407 2012-03-28 Richard Guenther <rguenther@suse.de>
9409 * loop-init.c (loop_optimizer_init): If loops are preserved
9410 perform incremental initialization of required loop features.
9411 (loop_optimizer_finalize): If loops are to be preserved only
9412 clean up optional loop features.
9413 (rtl_loop_done): Forcefully free loops here.
9414 * cgraph.c (cgraph_release_function_body): Forcefully free loops.
9415 * cfgexpand.c (expand_gimple_cond): Properly add new basic-blocks
9417 (construct_init_block): Likewise.
9418 (construct_exit_block): Likewise.
9419 (gimple_expand_cfg): Clear LOOP_CLOSED_SSA loop state. Cleanup
9420 the CFG after expanding.
9421 * cfgloop.c (verify_loop_structure): Calculate or verify dominators.
9422 If we needed to calculate them, free them afterwards.
9423 * tree-pass.h (PROP_loops): New define.
9424 * tree-ssa-loop.c (pass_tree_loop_init): Provide PROP_loops.
9425 * basic-block.h (CLEANUP_CFG_CHANGED): New.
9426 * cfgcleanup.c (merge_blocks_move): Protect loop latches.
9427 (cleanup_cfg): If we did something and have loops around, fix them up.
9428 * cse.c (rest_of_handle_cse_after_global_opts): Call cleanup_cfg
9429 with CLEANUP_CFG_CHANGED.
9430 * cfghooks.c (merge_blocks): If we merge a loop header into
9431 its predecessor, update the loop structure.
9432 (duplicate_block): If we copy a loop latch, adjust loop state
9433 to note we may have multiple latches.
9434 (delete_basic_block): Mark loops for fixup if we remove a loop.
9435 * cfganal.c (forwarder_block_p): Protect loop latches, headers
9437 * cfgrtl.c (rtl_can_merge_blocks): Protect loop latches.
9438 (cfg_layout_can_merge_blocks_p): Likewise.
9439 * cprop.c (bypass_block): If we create a loop with multiple
9440 entries, mark it for removal.
9441 * except.c (emit_to_new_bb_before): Add the new basic-block
9443 * tree-eh.c (lower_resx): Likewise.
9444 * omp-low.c (finalize_task_copyfn): Do not copy PROP_loops.
9445 (expand_omp_taskreg): Likewise.
9446 * tree-inline.c (initialize_cfun): Likewise.
9447 * tree-mudflap.c (add_bb_to_loop): Prototype.
9448 (mf_build_check_statement_for): Properly add new basic-blocks
9450 * tree-ssa-threadupdate.c (thread_block): Mark loops for fixup
9451 if we remove a loop.
9452 (thread_through_loop_header): Likewise.
9453 * trans-mem.c (tm_log_emit_save_or_restores): Properly add
9454 new basic-blocks to existing loops.
9455 (expand_transaction): Likewise.
9456 * Makefile.in (except.o): Add $(CFGLOOP_H).
9458 (cgraph.o): Likewise.
9459 (cprop.o): Likewise.
9460 (cfgexpand.o): Likewise.
9461 (cfganal.o): Likewise.
9462 (trans-mem.o): Likewise.
9463 (tree-eh.o): Likewise.
9465 2012-03-28 Georg-Johann Lay <avr@gjlay.de>
9468 * config/avr/avr.c (TARGET_BUILTIN_DECL): New define.
9469 (avr_builtin_decl): New static function.
9470 (struct avr_builtin_description, avr_bdesc): Move up.
9471 Add GTY marker. Add field fndecl. Remove redundant field id.
9472 (avr_init_builtins): Initialize avr_bdesc[ID].fndecl.
9473 (avr_expand_builtin): Code cleanup because .id is removed.
9475 2012-03-28 Georg-Johann Lay <avr@gjlay.de>
9478 * config.gcc (tm_file): Remove avr/multilib.h.
9480 * doc/invoke.texi (AVR Options): Adjust documentation of -mtiny-stack.
9482 * config/avr/genmultilib.awk: Remove code to generate multilib.h.
9483 (BEGIN): Use -msp8 as multilib option instead of -mtiny-stack.
9484 * config/avr/t-avr: Remove generation of multilib.h.
9485 * config/avr/t-multilib: Regenerate.
9486 * config/avr/multilib.h: Remove.
9487 * config/avr/avr.opt (-msp8): New option.
9488 (avr_sp8): New variable.
9489 * config/avr/driver-avr.c (avr_device_to_sp8): New function.
9490 * config/avr/avr.h (AVR_HAVE_SPH): New define.
9491 (AVR_HAVE_8BIT_SP): Also set by avr_sp8 i.e. -msp8.
9492 (avr_device_to_sp8): New prototype.
9493 (EXTRA_SPEC_FUNCTIONS): Add { "device_to_sp8", avr_device_to_sp8 }
9494 (DRIVER_SELF_SPECS): New define.
9495 * config/avr/avr-c.c (avr_cpu_cpp_builtins): New built-in defines:
9496 __AVR_SP8__, __AVR_HAVE_SPH__.
9497 * config/avr/avr.c (output_movhi): Use AVR_HAVE_SPH instead of
9498 AVR_HAVE_8BIT_SP to decide if SP_H is present.
9499 (avr_file_start): Ditto.
9501 2012-03-28 Jakub Jelinek <jakub@redhat.com>
9504 * config/i386/sse.md (sse2_loadlpd splitter): Use offset 0
9505 instead of 8 in adjust_address.
9507 2012-03-27 Aurelien Buhrig <aurelien.buhrig.gcc@gmail.com>
9510 * expmed.c (store_bit_field_1): Fix wordnum value for big-endian
9513 2012-03-27 Oleg Endo <olegendo@gcc.gnu.org>
9516 * config/sh/sh.c (sh_legitimize_address, sh_legitimize_reload_address):
9517 Rearrange conditional logic. Move displacement address calculations
9519 (sh_find_mov_disp_adjust): ... this new function.
9521 2012-03-27 H.J. Lu <hongjiu.lu@intel.com>
9523 * config/arm/arm.opt (mapcs): Remove MaskExists.
9524 * config/cris/linux.opt (mno-gotplt): Likewise.
9525 * config/i386/i386.opt (mhard-float): Likewise.
9527 (mno-sse4): Likewise.
9528 * config/m68k/m68k.opt (mhard-float): Likewise.
9529 * config/mep/mep.op (mcop32): Likewise.
9530 * config/pa/pa-hpux.opt (msio): Likewise.
9531 * config/pa/pa64-hpux.opt (mgnu-ld): Likewise.
9532 * config/picochip/picochip.opt (mlittle): Likewise.
9533 * config/sh/sh.opt (mrenesas): Likewise.
9534 * config/sparc/long-double-switch.opt (mlong-double-128): Likewise.
9535 * config/sparc/sparc.opt (mhard-float): Likewise.
9536 * config/v850/v850.opt (mv850es): Likewise.
9537 * config/vax/vax.opt (mg-float): Likewise.
9539 2012-03-27 Martin Jambor <mjambor@suse.cz>
9542 * tree-sra.c (sra_modify_assign): Do not call
9543 load_assign_lhs_subreplacements when working with an unscalarizable
9546 2012-03-27 Uros Bizjak <ubizjak@gmail.com>
9549 * config/i386/i386-protos.h (ix86_legitimize_reload_address):
9551 * config/i386/i386.h (LEGITIMIZE_RELOAD_ADDRESS): New define.
9552 * config/i386/i386.c: Include reload.h.
9553 (ix86_legitimize_reload_address): New function.
9555 2012-03-27 H.J. Lu <hongjiu.lu@intel.com>
9557 * opth-gen.awk: Allocated a bit for Mask and InverseMask if it
9558 hasn't been allocated. Define a target macro for Mask and
9559 InverseMask if it hasn't been defined. Remove MaskExists handling.
9561 * doc/options.texi: Remove MaskExists.
9563 2012-03-27 Chung-Lin Tang <cltang@codesourcery.com>
9566 * config/sh/sh.c (find_barrier): Add equality check of last_got
9567 to avoid going above orig insn. Update comments.
9569 2012-03-27 Richard Guenther <rguenther@suse.de>
9572 * fold-const.c (try_move_mult_to_index): Handle &x.array more
9575 2012-03-27 Eric Botcazou <ebotcazou@adacore.com>
9577 * expmed.c (store_bit_field): Assert that BITREGION_START is a multiple
9578 of a unit before computing the offset in units.
9579 * expr.c (get_bit_range): Return the null range if the enclosing record
9580 is part of a larger bit field.
9582 2012-03-27 Tristan Gingold <gingold@adacore.com>
9584 * config/ia64/vms.h (CASE_VECTOR_MODE): Define.
9585 * config/ia64/ia64.md: Remove mode in template.
9586 Sign extend operand in expand_simple_binop.
9587 * config/ia64/ia64.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use
9588 CASE_VECTOR_MODE instead of TARGET_ILP32.
9589 (ADDR_VEC_ALIGN): Make it depends on CASE_VECTOR_MODE.
9591 2012-03-26 Steven Bosscher <steven@gcc.gnu.org>
9593 * varasm.c (assemble_external): #if 0 out the new assert from the
9594 previous commit, it breaks the Java and Go front ends.
9596 2012-03-26 Steven Bosscher <steven@gcc.gnu.org>
9598 * toplev.c (check_global_declaration_1): Do not call assemble_external.
9599 * expr.c (emit_block_move_libcall_fn): Likewise.
9600 (clear_storage_libcall_fn): Likewise.
9601 (expand_expr_addr_expr_1): Likewise.
9602 (expand_expr_real_1): Likewise.
9603 * calls.c (rtx_for_function_call): Likewise.
9605 * varasm.c (assemble_external): Assert this function is only called
9606 during or after expanding to RTL.
9608 2012-03-26 Martin Jambor <mjambor@suse.cz>
9610 PR tree-optimization/50052
9611 * tree-sra.c (tree_non_aligned_mem_p): Removed.
9612 (tree_non_aligned_mem_for_access_p): Likewise.
9613 (build_accesses_from_assign): Removed strict alignment requirements
9615 (access_precludes_ipa_sra_p): Likewise.
9617 2012-03-26 Richard Guenther <rguenther@suse.de>
9619 PR tree-optimization/52701
9620 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Always
9621 compute and set the evolution part of PHI nodes.
9623 2012-03-26 Richard Guenther <rguenther@suse.de>
9625 PR tree-optimization/52721
9626 * tree-vect-stmts.c (vect_init_vector): Handle scalars.
9628 2012-03-26 Ulrich Weigand <ulrich.weigand@linaro.org>
9630 PR tree-optimization/52686
9631 * tree-vect-data-refs.c (vect_get_smallest_scalar_type): Handle
9634 2012-03-26 Tristan Gingold <gingold@adacore.com>
9636 * config/alpha/vms.h (LINK_SPEC): Simplify.
9637 (STARTFILE_SPEC): Remove -mvms-return-codes handling.
9638 (NAME__MAIN, SYMBOL__MAIN): Remove.
9639 (VMS_DEBUG_MAIN_POINTER): Remove.
9640 * config/ia64/vms.h: Likewise.
9641 * config/alpha/alpha.c (alpha_start_function): Move vms_debug_main
9642 code to vms.c. Call vms_start_function.
9643 * config/ia64/ia64.c (ia64_start_function): Likewise.
9644 * config/vms/vms-protos.h (vms_start_function): Declare.
9645 * config/vms/vms.c (vms_start_function): New function.
9646 * config/vms/vms.h (MATH_LIBRARY): Define.
9647 (VMS_DEBUG_MAIN_POINTER): Define.
9649 2012-03-26 Eric Botcazou <ebotcazou@adacore.com>
9651 PR rtl-optimization/52629
9652 * reload1.c (count_pseudo): Short-circuit common case.
9653 (count_spilled_pseudo): Return early for pseudos without hard regs.
9654 Assert that the pseudo has got a hard reg before manipulating it.
9656 2012-03-24 Jan Hubicka <jh@suse.cz>
9659 * varpool.c (varpool_finalize_decl): Handle toplevel_reorder here.
9660 (decide_is_variable_needed): Do not handle toplevel reorder here.
9661 * cgraph.h (varpool_can_remove_if_no_refs): Likewise.
9662 * ipa.c (cgraph_remove_unreachable_nodes): Remove unreachable vars
9665 2012-03-24 Eric Botcazou <ebotcazou@adacore.com>
9667 * expr.c (optimize_bitfield_assignment_op) <BIT_IOR_EXPR>: Use str_mode
9668 and str_bitsize instead of more convoluted expressions.
9670 2012-03-24 Eric Botcazou <ebotcazou@adacore.com>
9673 * config/sparc/sparc.h (ASM_CPU_SPEC): Pass -Av8 if -mcpu=leon.
9675 2012-03-24 Eric Botcazou <ebotcazou@adacore.com>
9678 * config/sparc/sparc.c (sparc_handle_vis_mul8x16): Fix pasto.
9680 2012-03-23 Martin Jambor <mjambor@suse.cz>
9682 * tree-sra.c (build_accesses_from_assign): Remove FIXME comment.
9684 2012-03-23 Richard Guenther <rguenther@suse.de>
9686 PR tree-optimization/52678
9687 * tree-vectorizer.h (struct _stmt_vec_info): Add
9688 loop_phi_evolution_part member.
9689 (STMT_VINFO_LOOP_PHI_EVOLUTION_PART): New define.
9690 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Initialize
9691 STMT_VINFO_LOOP_PHI_EVOLUTION_PART.
9692 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
9693 Use the cached evolution part and the PHI nodes value from
9694 the loop preheader edge instead of re-analyzing the evolution.
9696 2012-03-22 Maxim Kuvyrkov <maxim@codesourcery.com>
9698 * config/mips/mips-tables.opt: Update.
9699 * config/mips/mips.md (processor): Add xlp.
9700 * config/mips/mips-cpus.def: Add xlp.
9701 * config/mips/mips.c (mips_rtx_cost_data): Add costs for XLP, copy from
9703 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Handle xlp.
9704 * doc/invoke.texi: Mention XLP.
9706 2012-03-22 Jakub Jelinek <jakub@redhat.com>
9709 * tree-nested.c (convert_tramp_reference_stmt): Call declare_vars
9710 on any new_local_var_chain vars declared during recursing on
9711 GIMPLE_OMP_PARALLEL or GIMPLE_OMP_TASK body.
9713 2012-03-22 Uros Bizjak <ubizjak@gmail.com>
9715 * config/alpha/alpha.h (ASM_OUTPUT_ALIGN): Move to config/alpha/elf.h
9716 (ASM_OUTPUT_SKIP): Move to config/alpha/vms.h
9717 (ASM_OUTPUT_LOCAL): Ditto.
9718 (ASM_OUTPUT_COMMON): Remove.
9719 * config/alpha/elf.h (ASM_OUTPUT_DEF_FROM_DECLS): Use ASM_OUTPUT_DEF.
9720 * config/alpha/vms.h (ASM_OUTPUT_ALIGN): Do not undefine before define.
9722 2012-03-22 Jan Hubicka <jh@suse.cz>
9725 * cgraph.c (cgraph_remove_node_and_inline_clones): Add FORBIDDEN_NODE
9727 * cgraph.h (cgraph_remove_node_and_inline_clones): Update prototype.
9728 * ipa-inline-transform.c (save_inline_function_body): Remove
9729 copied clone if needed.
9730 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Update.
9732 2012-03-22 Richard Guenther <rguenther@suse.de>
9735 * fold-const.c (fold_ternary_loc): Fix typo.
9737 2012-03-22 Georg-Johann Lay <avr@gjlay.de>
9740 * config/avr/avr.md (unspec): Remove UNSPEC_MEMORY_BARRIER.
9741 (unspecv): Add UNSPECV_MEMORY_BARRIER.
9742 (cli_sei): Use unspec_volatile instead of unspec for memory barrier.
9743 (delay_cycles_1, delay_cycles_2): Ditto.
9744 (delay_cycles_3, delay_cycles_4): Ditto.
9745 (nopv, *nopv): Ditto.
9746 (sleep, *sleep): Ditto.
9749 2012-03-22 Richard Guenther <rguenther@suse.de>
9751 PR tree-optimization/52548
9752 * tree-ssa-pre.c (valid_in_sets): Remove handling of invalidation
9753 because of clobbers.
9754 (prune_clobbered_mems): New function.
9755 (compute_antic_aux): Use it to prune ANTIC_OUT.
9756 (compute_partial_antic_aux): Use it to prune PA_IN.
9757 (compute_avail): Only insert expressions into EXP_GEN that are not
9758 invalidated when translated up to the beginning of the block.
9760 2012-03-22 Richard Guenther <rguenther@suse.de>
9762 PR tree-optimization/52638
9763 * tree-vect-stmts.c (vect_init_vector_1): New function, split
9765 (vect_init_vector): ... here. Handle scalar vector inits.
9766 (vect_get_vec_def_for_operand): Adjust.
9767 (vectorizable_load): Likewise.
9769 2012-03-22 Uros Bizjak <ubizjak@gmail.com>
9771 * config.gcc (alpha*-*-linux*): Add elfos.h to tm_file.
9772 (alpha*-*-freebsd*): Ditto.
9773 (alpha*-*-netbsd*): Ditto.
9774 (alpha*-*-openbsd*): Ditto.
9775 * config/alpha/elf.h (OBJECT_FORMAT_ELF): Remove.
9776 (DWARF2_DEBUGGING_INFO): Remove.
9777 (PREFERRED_DEBUGGING_TYPE): Remove.
9778 (ASM_FINAL_SPEC): Remove.
9779 (IDENT_ASM_OP): Remove.
9780 (ASM_OUTPUT_IDENT): Remove.
9781 (SKIP_ASM_OP): Remove.
9782 (ASM_OUTPUT_SKIP): Remove.
9783 (ALIGN_ASM_OP): Remove.
9784 (ASM_OUTPUT_BEFORE_CASE_LABEL): Remove.
9785 (ASM_OUTPUT_CASE_LABEL): Remove.
9786 (ASM_OUTPUT_EXTERNAL_LIBCALL): Remove.
9787 (COMMON_ASM_OP): Remove.
9788 (ASM_OUTPUT_ALIGNED_COMMON): Remove.
9789 (ASCII_DATA_ASM_OP): Remove.
9790 (READONLY_DATA_SECTION_ASM_OP): Remove.
9791 (INIT_SECTION_ASM_OP): Remove.
9792 (FINI_SECTION_ASM_OP): Remove.
9793 (ASM_SECTION_START_OP): Remove.
9794 (ASM_OUTPUT_SECTION_START_FILE): Remove.
9795 (TARGET_ASM_NAMED_SECTION): Remove.
9796 (TARGET_ASM_SELECT_SECTION): Remove.
9797 (MAKE_DECL_ONE_ONLY): Remove.
9798 (TYPE_ASM_OP): Remove.
9799 (SIZE_ASM_OP): Remove.
9800 (ASM_WEAKEN_LABEL): Remove.
9801 (TYPE_OPERAND_FMT): Remove.
9802 (ASM_DECLARE_RESULT): Remove.
9803 (ASM_DECLARE_OBJECT_NAME): Remove.
9804 (ASM_FINISH_DECLARE_OBJECT): Remove.
9805 (ELF_ASCII_ESCAPES): Remove.
9806 (ELF_STRING_LIMIT): Remove.
9807 (STRING_ASM_OP): Remove.
9808 (ASM_OUTPUT_EXTERNAL): Remove.
9809 (TARGET_ASM_FILE_START_FILE_DIRECTIVE): Redefine to false.
9810 * config/alpha/alpha.h (PCC_BITFIELD_TYPE_MATTERS): Undefine
9812 (ASM_DECLARE_FUNCTION_NAME): Ditto.
9813 (ASM_DECLARE_FUNCTION_SIZE): Ditto.
9814 (ASM_GENERATE_INTERNAL_LABEL): Ditto.
9815 (ASM_OUTPUT_SKIP): Ditto.
9816 (READONLY_DATA_SECTION_ASM_OP): Remove.
9817 (USER_LABEL_PREFIX): Remove.
9818 (ASM_OUTPUT_ASCII): Remove.
9819 (ASM_OUTPUT_CASE_LABEL): Remove.
9820 (NO_DOLLAR_IN_LABEL): Undefine.
9822 2012-03-22 Richard Guenther <rguenther@suse.de>
9824 PR tree-optimization/52459
9825 * tree-ssa-pre.c (inhibit_phi_insertion): Do not inhibit
9826 PHI insertion for calls.
9828 2012-03-21 Steven Bosscher <steven@gcc.gnu.org>
9830 * cse.c (invalidate_from_sets_and_clobbers, try_back_substitute_reg,
9831 find_sets_in_insn, canonicalize_insn): Split out from ...
9832 (cse_insn): ... here.
9833 (invalidate_from_clobbers): Take an insn instead of the pattern.
9835 2012-03-21 Oleg Endo <olegendo@gcc.gnu.org>
9838 * config/sh/sh-protos.h (sh_fsca_df2int): Remove.
9839 * config/sh/sh.c (sh_fsca_df2int_rtx, sh_fsca_df2int): Remove.
9840 * config/sh/sh.md (sindf2, cosdf2): Remove.
9842 2012-03-21 Kaz Kojima <kkojima@gcc.gnu.org>
9845 * config/sh/sh.c (sh_expand_prologue): Emit blockage at the end of
9846 prologue for unwinder and profiler.
9848 2012-03-21 Andreas Tobler <andreast@fgznet.ch>
9850 * configure.ac (HAVE_LD_NO_DOT_SYMBOLS): Add powerpc64-*-freebsd*.
9851 Introduce emul_name to select the right linker emulation for
9852 powerpc64-*-freebsd*.
9853 * configure: Regenerate.
9854 * config.gcc: Add bits to support powerpc64-*-freebsd*.
9855 * config/rs6000/freebsd.h (POWERPC_FREEBSD): Define.
9856 * config/rs6000/freebsd64.h: New file.
9857 * config/rs6000/rs6000.c (rs6000_option_override_internal): Use
9859 (rs6000_savres_strategy): Likewise.
9860 (rs6000_savres_routine_name): Likewise.
9861 (rs6000_elf_file_end): Likewise.
9862 * config/rs6000/t-freebsd64: New file.
9863 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Set the
9864 rs6000_current_abi for 64-bit FreeBSD to ABI_AIX.
9866 * config/rs6000/freebsd64.h: Remove duplicated entries from last
9868 * config/rs6000/t-freebsd64: Likewise.
9870 2012-03-21 Georg-Johann Lay <avr@gjlay.de>
9872 PR rtl-optimization/52543
9874 * config/avr/avr-protos.h (avr_load_lpm): New prototype.
9875 * config/avr/avr.c (avr_mode_dependent_address_p): New function.
9876 (TARGET_MODE_DEPENDENT_ADDRESS_P): New define.
9877 (avr_load_libgcc_p): Restrict to __flash loads.
9878 (avr_out_lpm): Only handle 1-byte loads from __flash.
9879 (avr_load_lpm): New function.
9880 (avr_find_unused_d_reg): Remove.
9881 (avr_out_lpm_no_lpmx): Remove.
9882 (adjust_insn_length): Handle ADJUST_LEN_LOAD_LPM.
9883 * config/avr/avr.md (unspec): Add UNSPEC_LPM.
9884 (load_<mode>_libgcc): Use UNSPEC_LPM instead of MEM.
9885 (load_<mode>, load_<mode>_clobber): New insns.
9886 (mov<mode>): For multi-byte move from non-generic
9887 16-bit address spaces: Expand to load_<mode> resp.
9888 load_<mode>_clobber.
9889 (load<mode>_libgcc): Remove expander.
9890 (split-lpmx): Remove split.
9892 2012-03-21 Richard Earnshaw <rearnsha@arm.com>
9894 * neon.md (neon_vget_lanev2di): Use gen_lowpart and gen_highpart.
9895 * config/arm/neon.ml (Fixed_return_reg): Renamed to fixed_vector_reg.
9896 All callers changed.
9897 (Fixed_core_reg): New feature.
9898 (Vget_lane [sizes S64 and U64]): Add Fixed_core_reg. Allow fmrrd in
9900 * neon-testgen.ml: Handle Fixed_core_reg.
9902 2012-03-21 Andrew Stubbs <ams@codesourcery.com>
9904 * config/arm/arm.c (thumb2_reorg): Add complete support
9905 for 16-bit instructions.
9906 * config/arm/thumb2.md: Delete obsolete flag-clobbering peepholes.
9908 2012-03-21 Richard Guenther <rguenther@suse.de>
9910 PR tree-optimizer/52636
9911 * tree-vect-slp.c (vect_get_constant_vectors): Convert constants
9912 to the appropriate type.
9914 2012-03-21 Richard Guenther <rguenther@suse.de>
9916 * Makefile.in (cfgexpand.o): Add $(REGS_H) and $(INTEGRATE_H)
9918 * cfgexpand.c (gimple_expand_cfg): Fold in pass_init_function,
9919 pass_jump, pass_initial_value_sets and pass_unshare_all_rtl.
9920 * passes.c (init_optimization_passes): Remove pass_init_function,
9921 pass_jump, pass_initial_value_sets and pass_unshare_all_rtl.
9922 * tree-pass.h (pass_init_function): Remove.
9923 (pass_jump): Remove.
9924 (pass_initial_value_sets): Remove.
9925 (pass_unshare_all_rtl): Remove.
9926 * integrate.c (pass_initial_value_sets): Remove.
9927 * emit-rtl.c (pass_unshare_all_rtl): Remove.
9928 * tree.h (init_function_for_compilation): Remove.
9929 * function.c (init_function_for_compilation): Remove.
9930 (pass_init_function): Remove.
9931 * cfgcleanup.c (rest_of_handle_jump): Remove.
9932 (pass_jump): Remove.
9934 2012-03-20 Jason Merrill <jason@redhat.com>
9936 * tree-streamer-in.c (streamer_alloc_tree): Call
9937 ggc_alloc_zone_cleared_tree_node instead of
9938 ggc_alloc_zone_cleared_tree_node_stat.
9940 2012-03-20 Jonathan Wakely <jwakely.gcc@gmail.com>
9942 * doc/extend.texi (Template Instantiation): Remove anachronisms.
9944 2012-03-20 Jakub Jelinek <jakub@redhat.com>
9947 * config/i386/i386.c (expand_vec_perm_vperm2f128): New function.
9948 (ix86_expand_vec_perm_const_1): Call it.
9950 * config/i386/i386.c (vselect_insn): New variable.
9951 (init_vselect_insn): New function.
9952 (expand_vselect, expand_vselect_insn): Add testing_p argument.
9953 Call init_vselect_insn if vselect_insn is NULL. Adjust
9954 PATTERN (vselect_insn), instead of creating a new insn each time,
9955 only emit a copy of it if not testing and recog has been successful.
9956 (expand_vec_perm_pshufb, expand_vec_perm_1,
9957 expand_vec_perm_pshuflw_pshufhw, expand_vec_perm_broadcast_1): Adjust
9961 * config/i386/i386.md ("isa" attribute): Add avx2 and noavx2.
9962 ("enabled" attribute): Handle avx2 and noavx2 isas.
9963 * config/i386/sse.md (avx2_vec_dupv8sf_1, avx2_pbroadcast<mode>_1):
9965 (vec_dup<mode>): Add avx2 =x,x alternative.
9966 (vec_dup<mode> splitter): Don't split if TARGET_AVX2.
9967 (*avx_vperm_broadcast_<mode>): Don't split V4DFmode if TARGET_AVX2.
9968 For TARGET_AVX2, V8SFmode and elt == 0 split into vbroadcastss.
9969 * config/i386/i386.c (expand_vec_perm_pshufb): Emit also vpermps
9971 (expand_vec_perm_1): For broadcasts, use avx2_pbroadcast<mode>_1
9972 if possible, handle also V8SFmode.
9974 2012-03-20 Richard Earnshaw <rearnsha@arm.com>
9976 * arm/predicates.md (zero_operand, reg_or_zero_operand): New predicates.
9977 * arm/neon.md (neon_vceq<mode>, neon_vcge<mode>): Use
9978 reg_or_zero_operand predicate.
9979 (neon_vcle<mode>, neon_vclt<mode>): Use zero_operand predicate.
9981 2012-03-20 Jakub Jelinek <jakub@redhat.com>
9983 * config/i386/i386.c (ix86_decompose_address) <case ZERO_EXTEND>:
9984 If operand isn't UNSPEC, return 0.
9986 2012-03-20 Richard Guenther <rguenther@suse.de>
9988 * tree-pass.h (pass_rtl_eh): Remove.
9989 * except.c (gate_handle_eh): Likewise.
9990 (rest_of_handle_eh): Likewise.
9991 (pass_rtl_eh): Likewise.
9992 (finish_eh_generation): Export.
9993 * except.h (finish_eh_generation): Declare.
9994 * passes.c (init_optimization_passes): Remove pass_rtl_eh.
9995 * cfgexpand.c (gimple_expand_cfg): Call finish_eh_generation
9996 after expanding stack alignment. Instead of compacting blocks
9999 2012-03-20 Richard Guenther <rguenther@suse.de>
10001 * stor-layout.c (finish_bitfield_representative): Fallback
10002 to conservative maximum size if the padding up to the next
10003 field cannot be computed as a constant.
10004 (finish_bitfield_layout): If we cannot compute the distance
10005 between the start of the bitfield representative and the
10006 bitfield member start a new representative.
10007 * expr.c (get_bit_range): The distance between the start of
10008 the bitfield representative and the bitfield member is zero
10009 if the field offsets are not constants.
10011 2012-03-20 Tristan Gingold <gingold@adacore.com>
10013 * tree.h (enum size_type_kind): Add stk_ prefix to constants,
10014 convert in lowercase.
10015 (sizetype_tab, sizetype, bitsizetype, ssizetype, sbitsizetype)
10016 (size_int, ssize_int, bitsize_int, sbitsize_int): Adjust.
10017 * stor-layout.c (sizetype_tab): Adjust.
10018 (initialize_sizetypes): Use SIZETYPE instead of SIZE_TYPE.
10019 * tree-streamer.c (preload_common_nodes): Use stk_type_kind_last
10020 instead of type_kind_last.
10021 * tree-scalar-evolution.c (interpret_rhs_expr): Use size_int
10022 instead of size_int_kind.
10023 * doc/tm.texi.in (Type Layout): Document SIZETYPE.
10024 * doc/tm.texi: Regenerate.
10025 * defaults.h (SIZETYPE): Provide a default value.
10026 * config/vms/vms.h (SIZE_TYPE): Define as "unsigned int".
10027 (SIZETYPE): Define.
10029 2012-03-20 Oleg Endo <olegendo@gcc.gnu.org>
10031 * config/sh/sh.md: Use braced string notation where applicable.
10033 2012-03-19 Uros Bizjak <ubizjak@gmail.com>
10035 * config/i386/i386.md (allocate_stack): Simplify.
10037 2012-03-19 Uros Bizjak <ubizjak@gmail.com>
10039 * builtins.c (expand_builtin_cexpi): Use copy_addr_to_reg instead of
10040 copy_to_mode_reg (Pmode, ...).
10041 (expand_builtin_frame_address): Ditto.
10042 * expr.c (emit_block_move_via_libcall): Ditto.
10043 (set_storage_via_libcall): Ditto.
10045 * config/i386/i386.c (ix86_expand_movmem): Ditto.
10046 (ix86_expand_setmem): Ditto.
10047 (ix86_trampoline_init): DItto.
10048 * config/i386/i386.md (cmpstrnsi): Ditto.
10050 2012-03-19 Sandra Loosemore <sandra@codesourcery.com>
10052 * config/sh/sh.opt (madjust-unroll): Mark as ignored/obsolete.
10053 * config/sh/sh.h (TARGET_OPT_DEFAULT): Don't use MASK_ADJUST_UNROLL.
10054 * doc/invoke.texi (Option Summary): Remove -madjust-unroll.
10055 (SH Options): Likewise.
10057 2012-03-19 Uros Bizjak <ubizjak@gmail.com>
10059 * config/i386/i386.c (get_thread_pointer): Add tp_mode argument.
10060 Generate ZERO_EXTEND in place if GET_MODE (tp) != tp_mode.
10061 (legitimize_tls_address) <TLS_MODEL_INITIAL_EXEC>: Always generate
10062 DImode UNSPEC_GOTNTPOFF references on TARGET_64BIT.
10063 (ix86_decompose_address): Allow zero extended UNSPEC_TP references.
10066 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
10068 * config/i386/i386.h (TARGET_TLS_INDIRECT_SEG_REFS): New.
10069 * config/i386/i386.c (ix86_decompose_address): Use
10070 TARGET_TLS_INDIRECT_SEG_REFS to prevent %fs:(%reg) addresses.
10071 (legitimize_tls_address): Use TARGET_TLS_INDIRECT_SEG_REFS to load
10072 thread pointer to a register.
10075 2012-03-10 H.J. Lu <hongjiu.lu@intel.com>
10077 * config/i386/i386.c (ix86_decompose_address): Disallow fs:(reg)
10078 if Pmode != word_mode.
10079 (legitimize_tls_address): Call gen_tls_initial_exec_x32 if
10080 Pmode == SImode for TARGET_X32.
10082 * config/i386/i386.md (UNSPEC_TLS_IE_X32): New.
10083 (tls_initial_exec_x32): Likewise.
10085 2012-03-19 Oleg Endo <olegendo@gcc.gnu.org>
10088 * config/sh/sh.h (CONST_OK_FOR_K04, CONST_OK_FOR_K12, DISP_ADDR_P,
10089 DISP_ADDR_OFFSET): New macros.
10090 * config/sh/sh.c (sh_address_cost): Add SH2A special case.
10091 (sh_legitimate_index_p): Allow QImode displacements for non-SH2A.
10092 (sh_legitimize_address): Add QImode displacement handling.
10093 (sh_cannot_change_mode_class): Disallow GENERAL_REGS for SFmode
10095 (sh_secondary_reload): Add QImode displacement handling.
10096 * config/sh/predicates.md (movsrc_no_disp_mem_operand): New predicate.
10097 * config/sh/constraints.md (K04, Snd, Sdd): New constraints.
10098 * config/sh/sh.md (extendqisi2): Remove constraints from expander.
10099 (*extendqisi2_compact): Rename to *extendqisi2_compact_reg, restrict
10100 to register operands only.
10101 (*extendqisi2_compact_mem_disp, *extendqisi2_compact_snd): New insns.
10102 (extendqihi2): Change insn to expander.
10103 (*extendqihi2_compact_reg): New insn.
10104 (movqi_i, movqi): Replace with ...
10105 (movqi, *movqi_reg_reg, *movqi_store_mem_disp12,
10106 *movqi_load_mem_disp, *movqi_load_mem_disp): ... these.
10107 Add new peepholes for QImode displacement addressing.
10109 2012-03-19 Paolo Carlini <paolo.carlini@oracle.com>
10112 * doc/invoke.texi: Document -Wuseless-cast.
10114 2012-03-19 Eric Botcazou <ebotcazou@adacore.com>
10116 * tree.def (REALPART_EXPR, IMAGPART_EXPR, VIEW_CONVERT_EXPR): Move.
10117 * tree.h (handled_component_p): Reorder cases.
10118 * dwarf2out.c (loc_list_for_address_of_addr_expr_of_indirect_ref): Do
10119 not initialize unsignedp.
10120 (loc_list_from_tree): Likewise.
10121 (fortran_common): Likewise.
10122 * simplify-rtx.c (delegitimize_mem_from_attrs): Likewise.
10124 2012-03-19 Uros Bizjak <ubizjak@gmail.com>
10126 * config/i386/i386.c (ix86_expand_prologue) <CM_LARGE_PIC>: Use Pmode
10127 mode consistently. Use ix86_gen_add3. Assert that Pmode == DImode.
10128 (ix86_expand_split_stack_prologue): Use ix86_gen_add3.
10129 (ix86_split_long_move): Ditto.
10130 (legitimize_tls_address): Use ix86_gen_sub3.
10131 (construct_plt_address): Assert that Pmode == DImode.
10133 2012-03-18 Uros Bizjak <ubizjak@gmail.com>
10135 * config/i386/i386.md: Remove empty predicates and/or constraints.
10136 * config/i386/sync.md: Ditto.
10137 * config/i386/sse.md: Ditto.
10138 * config/i386/mmx.md: Ditto.
10139 * config/i386/pentium.md: Ditto.
10140 * config/i386/athlon.md: Ditto.
10142 2012-03-16 Richard Guenther <rguenther@suse.de>
10144 PR tree-optimization/52603
10145 * tree-vect-data-refs.c (vect_can_force_dr_alignment_p): Clarify
10149 2012-03-14 Richard Guenther <rguenther@suse.de>
10151 PR tree-optimization/52571
10152 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Move
10153 flag_section_anchors check ...
10154 (vect_can_force_dr_alignment_p): ... here.
10156 2012-03-16 Martin Jambor <mjambor@suse.cz>
10158 * expr.c (expand_expr_real_1): Handle misaligned scalar reads from
10159 memory through MEM_REFs by calling extract_bit_field.
10161 2012-03-16 Richard Guenther <rguenther@suse.de>
10163 * fold-const.c (native_interpret_expr): Also support POINTER_TYPE
10164 and REFERENCE_TYPE interpretations.
10165 (can_native_interpret_type_p): New function.
10166 (fold_ternary_loc): Use native encode/interpret to fold
10167 BIT_FIELD_REFs of constants.
10169 2012-03-16 Richard Guenther <rguenther@suse.de>
10171 PR middle-end/52584
10172 * fold-const.c (fold_ternary_loc): Fold vector typed BIT_FIELD_REFs
10173 of vector constants and constructors.
10175 2012-03-16 Richard Guenther <rguenther@suse.de>
10177 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Use
10178 VIEW_CONVERT_EXPR to convert constants.
10179 (vect_is_simple_use): Treat all constants as vec_constant_def.
10181 2012-03-16 Richard Guenther <rguenther@suse.de>
10182 Kai Tietz <ktietz@redhat.com>
10184 PR middle-end/48814
10185 * gimplify.c (gimplify_self_mod_expr): Evaluate postfix
10186 side-effects completely in the pre-queue and use a temporary
10189 2012-03-16 Richard Guenther <rguenther@suse.de>
10191 * stor-layout.c (finish_bitfield_representative): Fall back
10192 to the conservative maximum size if we cannot compute the
10193 size of the tail padding.
10195 2012-03-16 Tristan Gingold <gingold@adacore.com>
10197 * config/vms/vms.h (TARGET_OS_CPP_BUILTINS): Define
10198 __CRTL_VER and __VMS_VER.
10199 * config/vms/vms-protos.h: Declare vms_c_get_crtl_ver
10200 and vms_c_get_vms_ver.
10201 * config/vms/vms-c.c (vms_c_get_crtl_ver, vms_c_get_vms_ver): New
10203 * config/alpha/vms.h (VMS_DEFAULT_CRTL_VER)
10204 (VMS_DEFAULT_VMS_VER): Define.
10205 * config/ia64/vms.h (VMS_DEFAULT_CRTL_VER)
10206 (VMS_DEFAULT_VMS_VER): Define.
10208 2012-03-16 Richard Guenther <rguenther@suse.de>
10210 * tree-vect-loop.c (get_initial_def_for_induction): Use
10211 build_constructor directly.
10212 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Use
10213 build_vector_from_val.
10214 * tree.c (build_vector_from_val): Avoid creating a constructor
10215 first when we want a constant vector.
10217 2012-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
10219 * doc/install.texi (Specific, *-*-solaris2*): Improve wording.
10221 2012-03-16 Richard Guenther <rguenther@suse.de>
10223 * tree.h (TREE_VECTOR_CST_ELTS): Remove.
10224 (VECTOR_CST_NELTS, VECTOR_CST_ELTS, VECTOR_CST_ELT): New defines.
10225 (struct tree_vector): Remove elements member, add variable size
10227 (build_vector_stat): Declare.
10228 (build_vector): Define in terms of build_vector_stat.
10229 * tree.c (build_vector): Rename to ...
10230 (build_vector_stat): ... this. Take array of trees as parameter.
10231 (build_vector_from_ctor): Adjust.
10232 (integer_zerop, integer_onep, integer_all_onesp, iterative_hash_expr,
10233 initializer_zerop): Adjust.
10234 * cfgexpand.c (expand_debug_expr): Likewise.
10235 * expr.c (categorize_ctor_elements_1, expand_expr_real_1,
10236 const_vector_from_tree): Likewise.
10237 * fold-const.c (const_binop, operand_equal_p, native_encode_vector,
10238 native_interpret_vector, fold_unary_loc, vec_cst_ctor_to_array,
10239 fold_vec_perm, fold_binary_loc, fold_ternary_loc): Likewise.
10240 * tree-streamer-in.c (streamer_alloc_tree): Handle TS_VECTOR.
10241 (lto_input_ts_vector_tree_pointers): Adjust.
10242 * tree-streamer-out.c (streamer_write_tree_header): Handle TS_VECTOR.
10243 (write_ts_vector_tree_pointers): Adjust.
10244 * varasm.c (const_hash_1, compare_constant, copy_constant,
10245 output_constant): Adjust.
10246 * gimple-fold.c (gimple_fold_stmt_to_constant_1): Adjust.
10247 * print-tree.c (print_node): Adjust.
10248 * tree-pretty-print.c (dump_generic_node): Adjust.
10249 * tree-vect-generic.c (uniform_vector_p, vector_element,
10250 lower_vec_perm): Adjust.
10251 * tree-vect-loop.c (get_initial_def_for_reduction): Adjust.
10252 * tree-vect-slp.c (vect_get_constant_vectors,
10253 vect_transform_slp_perm_load): Adjust.
10254 * tree-vect-stmts.c (vect_gen_perm_mask): Adjust.
10255 * expmed.c (make_tree): Adjust.
10256 * config/i386/i386.c (ix86_expand_builtin): Adjust.
10257 * config/sparc/sparc.c (sparc_handle_vis_mul8x16): Adjust interface
10258 and implementation.
10259 (sparc_fold_builtin): Adjust.
10261 2012-03-16 Tristan Gingold <gingold@adacore.com>
10263 * config.gcc (*-*-*vms*): Define use_gcc_stdint and tm_file.
10264 * config/vms/vms-stdint.h: New file.
10266 2012-03-16 Tristan Gingold <gingold@adacore.com>
10268 * config.host (alpha64-dec-*vms*, alpha*-dec-*vms*)
10269 (ia64-hp-*vms*): Replaced by ...
10270 (*-*-*vms*): ... This new entry.
10272 2012-03-15 Jakub Jelinek <jakub@redhat.com>
10275 * config/i386/i386.c (expand_vec_perm_vperm2f128_vblend): New function.
10276 (ix86_expand_vec_perm_const_1): Use it.
10279 * config/i386/sse.md (UNSPEC_VPERMDF): Remove.
10280 (avx2_permv4df): Remove.
10281 (avx2_permv4di): Macroize into...
10282 (avx2_perm<mode>): ... this using VI8F_256 iterator.
10283 (avx2_permv4di_1): Macroize into...
10284 (avx2_perm<mode>_1): ... this using VI8F_256 iterator.
10286 2012-03-15 Ulrich Weigand <ulrich.weigand@linaro.org>
10288 * combine.c (apply_distributive_law): Do not distribute SUBREG.
10290 2012-03-15 Ira Rosen <irar@il.ibm.com>
10291 Ulrich Weigand <ulrich.weigand@linaro.org>
10293 * tree-vect-patterns.c (widened_name_p): Rename to ...
10294 (type_conversion_p): ... this. Add new argument to determine
10295 if it's a promotion or demotion operation. Check for
10296 CONVERT_EXPR_CODE_P instead of NOP_EXPR.
10297 (vect_recog_dot_prod_pattern): Call type_conversion_p instead
10299 (vect_recog_widen_mult_pattern, vect_recog_widen_sum_pattern,
10300 vect_operation_fits_smaller_type, vect_recog_widen_shift_pattern):
10302 (vect_recog_mixed_size_cond_pattern): Likewise and allow
10303 non-constant then and else clauses.
10305 2012-03-15 Ira Rosen <irar@il.ibm.com>
10306 Ulrich Weigand <ulrich.weigand@linaro.org>
10308 * tree-vectorizer.h (vect_pattern_recog): Add new argument.
10309 * tree-vect-loop.c (vect_analyze_loop_2): Update call to
10310 vect_pattern_recog.
10311 * tree-vect-patterns.c (widened_name_p): Pass basic block
10312 info to vect_is_simple_use.
10313 (vect_recog_dot_prod_pattern): Fail for basic blocks.
10314 (vect_recog_widen_sum_pattern): Likewise.
10315 (vect_handle_widen_op_by_const): Support basic blocks.
10316 (vect_operation_fits_smaller_type,
10317 vect_recog_over_widening_pattern): Likewise.
10318 (vect_recog_vector_vector_shift_pattern): Support basic blocks.
10319 Update call to vect_is_simple_use.
10320 (vect_recog_mixed_size_cond_pattern): Support basic blocks.
10322 (check_bool_pattern): Add an argument, update call to
10323 vect_is_simple_use and the recursive calls.
10324 (vect_recog_bool_pattern): Update relevant function calls.
10326 (vect_mark_pattern_stmts): Update calls to new_stmt_vec_info.
10327 (vect_pattern_recog_1): Check for reduction only in loops.
10328 (vect_pattern_recog): Add new argument. Support basic blocks.
10329 * tree-vect-stmts.c (vectorizable_conversion): Pass basic block
10330 info to vect_is_simple_use_1.
10331 * tree-vect-slp.c (vect_get_and_check_slp_defs): Support basic blocks.
10332 (vect_slp_analyze_bb_1): Call vect_pattern_recog.
10334 2012-03-15 Jakub Jelinek <jakub@redhat.com>
10335 Andrew Pinski <apinski@cavium.com>
10337 PR middle-end/52592
10338 * builtins.c (expand_builtin_int_roundingfn_2): If expanding
10339 BUILT_IN_IR{INT,OUND}* using optab fails, emit lr{int,ound}*
10340 calls instead of __builtin_ir{int,ound}*.
10342 2012-03-15 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
10344 * doc/sourcebuild.texi (cleanup-modules, keep-modules): Update
10347 2012-03-15 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
10349 * config.gcc (target_type_format_char): New. Document it. Set it for
10351 * configure.ac (gnu_unique_option): Use target_type_format_char
10352 in test. Comment rationale.
10353 * configure: Regenerate .
10355 2012-03-15 Jakub Jelinek <jakub@redhat.com>
10357 PR tree-optimization/52267
10358 * tree-vrp.c (masked_increment): New function.
10359 (register_edge_assert_for_2): Derive ASSERT_EXPRs
10360 from (X & CST1) cmp CST2 tests.
10362 2012-03-15 Richard Guenther <rguenther@suse.de>
10364 PR middle-end/52580
10365 * tree-data-ref.c (subscript_dependence_tester_1): Check
10366 all dimensions for non-conflicting access functions.
10368 2012-03-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
10371 * doc/invoke.texi [C++ Language Options]: Document
10372 -ftemplate-backtrace-limit.
10374 2012-03-15 Tristan Gingold <gingold@adacore.com>
10376 * c-parser.c (c_parser_parameter_declaration): Handle #pragma
10377 before a parameter.
10379 2012-03-15 Tristan Gingold <gingold@adacore.com>
10381 * dwarf2out.c (gen_subprogram_die): Require dwarf unwinding to
10382 use DW_OP_call_frame_cfa.
10384 2012-03-14 H.J. Lu <hongjiu.lu@intel.com>
10387 * config/i386/i386-opts.h (pmode): New.
10389 * config/i386/i386.c (ix86_option_override_internal): Properly
10390 check and set ix86_pmode.
10392 * config/i386/i386.h (Pmode): Check ix86_pmode instead of TARGET_64BIT.
10394 * config/i386/i386.opt (maddress-mode=): New.
10396 * doc/invoke.texi: Document -maddress-mode=short|long for x86.
10398 2012-03-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
10400 * dwarf2cfi.c (def_cfa_0): Remove MIPS_DEBUGGING_INFO handling.
10401 (dwarf2out_do_cfi_asm): Likewise.
10402 * dwarf2out.c (output_call_frame_info): Remove MIPS_DEBUGGING_INFO
10404 (add_data_member_location_attribute): Likewise.
10405 (gen_array_type_die): Likewise.
10406 (gen_subprogram_die): Likewise.
10407 (gen_producer_string): Likewise.
10408 * sdbout.c (sdbout_begin_prologue): Declare unconditionally.
10409 Remove MIPS_DEBUGGING_INFO handling.
10410 (sdb_debug_hooks): Likewise.
10411 (sdbout_begin_block): Likewise.
10412 (sdbout_end_block): Likewise.
10413 (sdbout_begin_prologue): Likewise.
10414 (sdbout_start_source_file): Likewise.
10415 (sdbout_end_source_file): Likewise.
10416 (sdbout_init): Likewise.
10417 * system.h (MIPS_DEBUGGING_INFO): Poison.
10419 2012-03-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
10421 * config/alpha/alpha.c [HAVE_STAMP_H]: Remove.
10422 (alpha_file_start) [MS_STAMP]: Remove.
10424 * config/alpha/elf.h (TARGET_GAS): Remove.
10425 * config/alpha/freebsd.h (TARGET_DEFAULT): Remove.
10426 * config/alpha/linux.h (TARGET_DEFAULT): Remove.
10427 * config/alpha/netbsd.h (TARGET_DEFAULT): Remove.
10428 * config/alpha/vms.h (TARGET_DEFAULT): Remove.
10429 * config.gcc (alpha*-*-linux*): Remove target_cpu_default.
10430 (alpha*-*-freebsd*): Likewise.
10431 (alpha*-*-netbsd*): Likewise.
10432 (alpha*-*-openbsd*): Likewise.
10433 (alpha*-*-*): Remove target_cpu_default2.
10434 * config/alpha/alpha.c (alpha_output_filename): Remove !TARGET_GAS
10436 * config/alpha/alpha.h (TARGET_AS_CAN_SUBTRACT_LABELS): Remove.
10437 (TARGET_AS_SLASH_BEFORE_SUFFIX): Remove.
10438 * config/alpha/alpha.c (print_operand): Always assume
10439 TARGET_AS_SLASH_BEFORE_SUFFIX.
10440 * config/alpha/alpha.md ("*builtin_setjmp_receiver_er_sl_1"):
10441 Remove TARGET_AS_CAN_SUBTRACT_LABELS.
10442 ("*builtin_setjmp_receiver_er_1"): Remove.
10443 * config/alpha/alpha.opt (malpha-as): Remove.
10445 * doc/invoke.texi (Option Summary, DEC Alpha Options): Remove
10447 Remove DEC Unix reference.
10449 * config/alpha/alpha.h (OBJECT_FORMAT_COFF): Remove.
10450 (EXTENDED_COFF): Remove.
10451 * config/alpha/elf.h (OBJECT_FORMAT_COFF): Don't undef.
10452 (EXTENDED_COFF): Don't undef.
10453 * config/alpha/alpha.c (alpha_file_start): Always assume
10455 Don't set targetm.asm_file_start_file_directive.
10456 [!OBJECT_FORMAT_ELF]: Remove.
10457 (TARGET_ASM_FILE_START_FILE_DIRECTIVE): Remove.
10459 * config/alpha/alpha.h (SDB_DEBUGGING_INFO): Remove.
10460 (DBX_DEBUGGING_INFO): Remove.
10461 (MIPS_DEBUGGING_INFO): Remove.
10462 (PREFERRED_DEBUGGING_TYPE): Remove.
10463 (DBX_OUTPUT_SOURCE_LINE): Remove.
10464 (SDB_OUTPUT_SOURCE_LINE): Remove.
10465 (DBX_CONTIN_LENGTH): Remove.
10466 (NO_DBX_FUNCTION_END): Remove.
10467 (ASM_STABS_OP): Remove.
10468 (ASM_STABN_OP): Remove.
10469 (ASM_STABD_OP): Remove.
10470 (SDB_ALLOW_FORWARD_REFERENCES): Remove.
10471 (SDB_ALLOW_UNKNOWN_REFERENCES): Remove.
10472 (PUT_SDB_DEF): Remove.
10473 (PUT_SDB_PLAIN_DEF): Remove.
10474 (PUT_SDB_TYPE): Remove.
10475 (sdb_label_count): Remove.
10476 (PUT_SDB_BLOCK_START): Remove.
10477 (PUT_SDB_BLOCK_END): Remove.
10478 (PUT_SDB_FUNCTION_START): Remove.
10479 (PUT_SDB_FUNCTION_END): Remove.
10480 (PUT_SDB_EPILOGUE_END): Remove.
10481 * config/alpha/elf.h (SDB_DEBUGGING_INFO): Don't undef.
10482 (MIPS_DEBUGGING_INFO): Don't undef.
10483 (DBX_DEBUGGING_INFO): Don't undef.
10484 * config/alpha/vms.h (SDB_DEBUGGING_INFO): Don't undef.
10485 (MIPS_DEBUGGING_INFO): Don't undef.
10486 (DBX_DEBUGGING_INFO): Don't undef.
10487 * config/alpha/freebsd.h (DBX_CONTIN_CHAR): Remove.
10488 * config/alpha/alpha.c (alpha_option_override): Remove SDB_DEBUG
10490 (alpha_start_function): Likewise.
10491 (sdb_label_count): Remove.
10492 (alpha_output_filename): Remove DBX_DEBUG handling.
10493 (alpha_file_start): Likewise.
10495 2012-03-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
10497 * config.gcc (enable_obsolete): Remove *-*-solaris2.8*.
10498 (*-*-solaris2.[0-8], *-*-solaris2.[0-8].*): Mark unsupported.
10499 (i[34567]86-*-solaris2*, x86_64-*-solaris2.1[0-9]*): Remove
10501 * configure.ac (gcc_cv_ld_hidden): Remove *-*-solaris2.8*.
10502 (ld_tls_support): Remove Solaris 8 references.
10503 (lwp_dir, lwp_spec): Remove support for alternate thread library.
10504 * acinclude.m4 (gcc_cv_initfini_array): Remove *-*-solaris2.* tests.
10505 * configure: Regenerate.
10506 * config.in: Regenerate.
10508 * config/sol2.h (LINK_SPEC): Remove LIB_THREAD_LDFLAGS_SPEC.
10509 * config/i386/sol2.h: Remove Solaris 8 references.
10511 * doc/install.texi (Specific, i?86-*-solaris2.[89]): Rename to ...
10512 (i?86-*-solaris2.9): ... this.
10513 Remove Solaris 8 references.
10514 (Specific, *-*-solaris2*): Document Solaris 8 removal.
10515 Remove Solaris 8 references.
10517 2012-03-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
10519 * config.gcc (enable_obsolete): Remove mips-sgi-irix6.5.
10520 (mips-sgi-irix6.5*): Remove.
10521 * config.host (mips-sgi-irix*): Remove.
10522 * configure.ac (enable_fixed_point): Remove mips*-sgi-irix*.
10523 (set_have_as_tls): Remove *-*-irix6*.
10524 (gcc_cv_ld_static_dynamic): Remove mips-sgi-irix6*.
10525 * configure: Regenerate.
10527 * config/mips/iris6.h: Remove.
10528 * config/mips/iris6.opt: Remove.
10529 * config/mips/t-irix6: Remove.
10531 * config/mips/mips.h (TARGET_GPWORD): Remove IRIX 6 N64 handling.
10532 (TARGET_IRIX6): Remove.
10533 (TARGET_CPU_CPP_BUILTINS): Remove IRIX 6 handling.
10534 Don't define LANGUAGE_C, _LANGUAGE_C for Objective-C.
10535 * config/mips/mips.c (mips_build_builtin_va_list): Remove IRIX 6
10537 (mips_file_start): Likewise.
10538 * config/mips/mips-protos.h (irix_asm_output_align): Remove.
10540 * config/mips/driver-native.c [__sgi__]: Remove.
10541 (host_detect_local_cpu) [__sgi__]: Remove.
10543 * config/mips/gnu-user.h: Remove iris5.h reference.
10545 * config/mips/mips-modes.def: Remove IRIX 6 reference.
10546 * config/mips/gnu-user64.h (MIPS_TFMODE_FORMAT): Remove.
10547 * config/mips/mips.c (mips_option_override) [MIPS_TFMODE_FORMAT]:
10550 * gcc.c (main): Move asm_debug initialization ...
10551 (asm_debug): ... here.
10553 * ginclude/stddef.h (__STDDEF_H__): Don't define.
10555 * defaults.h (LINK_ELIMINATE_DUPLICATE_LDIRECTORIES): Remove.
10556 * system.h (LINK_ELIMINATE_DUPLICATE_LDIRECTORIES): Poison.
10557 * collect2.c [LINK_ELIMINATE_DUPLICATE_LDIRECTORIES]: Remove.
10558 (main) [LINK_ELIMINATE_DUPLICATE_LDIRECTORIES]: Remove.
10559 [LINK_ELIMINATE_DUPLICATE_LDIRECTORIES] (is_in_args): Remove.
10560 * doc/tm.texi.in (Driver, LINK_ELIMINATE_DUPLICATE_LDIRECTORIES):
10562 * doc/tm.texi: Regenerate.
10564 * doc/invoke.texi (Debugging Options, -gdwarf-<version>): Remove
10566 (MIPS Options, -march): Remove IRIX reference.
10567 * doc/install.texi (Binaries, SGI IRIX): Remove.
10568 (Specific, mips-sgi-irix6): Document IRIX 6.5 removal, remove rest
10570 * doc/trouble.texi (Interoperation): Remove -lgl_s handling.
10572 2012-03-14 Martin Jambor <mjambor@suse.cz>
10574 * expr.c (expand_assignment): Use expand_expr with EXPAND_WRITE
10575 when expanding MEM_REFs, MEM_TARGET_REFs and handled_component bases.
10576 (expand_expr_real_1): Do not handle misalignment if modifier is
10579 2012-03-14 Richard Guenther <rguenther@suse.de>
10581 PR middle-end/52584
10582 * tree-vect-generic.c (type_for_widest_vector_mode): Take
10583 element type instead of mode, use build_vector_type_for_mode
10584 instead of the langhook, build a vector of proper signedness.
10585 (expand_vector_operations_1): Adjust.
10587 2012-03-14 Richard Guenther <rguenther@suse.de>
10589 PR middle-end/52582
10590 * gimple-fold.c (canonicalize_constructor_val): Make sure we have
10591 a cgraph node for a FUNCTION_DECL that comes from a constructor.
10592 (gimple_get_virt_method_for_binfo): Likewise.
10594 2012-03-14 Richard Guenther <rguenther@suse.de>
10596 PR tree-optimization/52571
10597 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Move
10598 flag_section_anchors check ...
10599 (vect_can_force_dr_alignment_p): ... here. Do not re-align
10600 DECL_COMMON variables.
10602 2012-03-14 Richard Guenther <rguenther@suse.de>
10604 * tree.h (DECL_BIT_FIELD_REPRESENTATIVE): New define.
10605 * stor-layout.c (start_bitfield_representative): New function.
10606 (finish_bitfield_representative): Likewise.
10607 (finish_bitfield_layout): Likewise.
10608 (finish_record_layout): Call finish_bitfield_layout.
10609 * tree.c (free_lang_data_in_decl): Only free DECL_QUALIFIER
10610 for QUAL_UNION_TYPE fields.
10611 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
10612 Stream DECL_BIT_FIELD_REPRESENTATIVE.
10613 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
10615 PR middle-end/52080
10616 PR middle-end/52097
10617 PR middle-end/48124
10618 * expr.c (get_bit_range): Unconditionally extract bitrange
10619 from DECL_BIT_FIELD_REPRESENTATIVE.
10620 (expand_assignment): Adjust call to get_bit_range.
10622 2012-03-14 Richard Guenther <rguenther@suse.de>
10624 PR middle-end/52578
10625 * fold-const.c (fold_unary_loc): Fold (T1)(T2)x to (T1)x if
10626 the outermost conversion is a sign-change only.
10627 (fold_binary_loc): Disregard widening and sign-changing
10628 conversions when we determine if two variables are equal
10630 * tree-ssa-forwprop.c (combine_conversions): Fold (T1)(T2)x to
10631 (T1)x if the outermost conversion is a sign-change only.
10633 2012-03-14 Uros Bizjak <ubizjak@gmail.com>
10636 2012-03-14 Uros Bizjak <ubizjak@gmail.com>
10638 * config/i386/predicates.md (constant_call_address_operand): Declare
10639 as special predicate. Update all uses.
10641 2012-03-13 Jakub Jelinek <jakub@redhat.com>
10644 * c-parser.c (c_parser_postfix_expression)
10645 <case RID_BUILTIN_SHUFFLE>: Call mark_exp_read on argument values.
10647 * config/i386/smmintrin.h: Avoid /* within a comment.
10648 * config/i386/nmmintrin.h: Likewise.
10650 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
10652 * config/i386/i386.md (xbegin): Remove constraint from expander.
10654 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
10656 * config/i386/predicates.md (constant_call_address_operand): Declare
10657 as special predicate. Update all uses.
10658 * config/i386/i386.md: Remove mode from constant_call_address_operand
10660 * config/i386/i386.c (ix86_output_call_insn): Call
10661 constant_call_address_operand with VOIDmode.
10663 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
10665 * config/i386/i386.c (ix86_decompose_address): Handle subregs of
10666 AND zero extended address correctly.
10668 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
10670 * config/i386/predicates.md (tls_symbolic_operand): Declare as
10672 (tls_modbase_operand): Ditto.
10673 * config/i386/i386.md: Remove mode from tls_symbolic_operand and
10674 tls_modbase_operand predicates.
10676 2012-03-13 Martin Jambor <mjambor@suse.cz>
10678 * expr.c (expand_assignment): Handle misaligned scalar writes to
10679 memory through top-level MEM_REFs by calling store_bit_field.
10681 2012-03-13 Richard Guenther <rguenther@suse.de>
10683 PR middle-end/52134
10684 * fold-const.c (fold_binary_loc): Fold (X * Y) & -(1 << CST) to X * Y
10685 if Y is a constant multiple of 1 << CST.
10687 2012-03-13 Georg-Johann Lay <avr@gjlay.de>
10690 * config/avr/avr.c (avr_prologue_setup_frame): Cut down stack
10691 offset (size) to a value the insns can deal with.
10692 (expand_epilogue): Ditto.
10694 2012-03-13 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
10696 * config/arm/neon.ml (ops): Fixup expected instructions for
10697 unsigned vector compares.
10699 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
10701 * config/i386/i386.c (ix86_decompose_address): Prevent %fs:(%reg)
10702 addresses only when %reg is not in word mode.
10704 2012-03-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
10706 * config/microblaze/microblaze.md: Fix typo.
10707 * tree-if-conv.c: Likewise.
10708 * tree-vect-patterns.c: Likewise.
10710 2012-03-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
10712 * config.gcc (extra_passes): Remove.
10713 * configure.ac (extra_passes): Don't substitute.
10714 * configure: Regenerate.
10715 * Makefile.in (EXTRA_PASSES): Remove.
10716 (GCC_PASSES): Remove $(EXTRA_PASSES).
10717 (MOSTLYCLEANFILES): Likewise.
10718 (native): Likewise.
10719 (install-common): Likewise.
10721 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
10723 * config/i386/i386.h (TARGET_TLS_INDIRECT_SEG_REFS): New.
10724 * config/i386/i386.c (ix86_decompose_address): Use
10725 TARGET_TLS_INDIRECT_SEG_REFS to prevent %fs:(%reg) addresses.
10726 (legitimize_tls_address): Use TARGET_TLS_INDIRECT_SEG_REFS to load
10727 thread pointer to a register.
10729 2012-03-12 H.J. Lu <hongjiu.lu@intel.com>
10731 * config/i386/i386.md (*tls_global_dynamic_64_<mode>): Remove :P
10732 on tls_symbolic_operand.
10733 (tls_global_dynamic_64_<mode>): Likewise.
10735 2012-03-12 Georg-Johann Lay <avr@gjlay.de>
10738 * output.h (SECTION_EXCLUDE, SECTION_MACH_DEP): Don't use
10739 SECTION_MACH_DEP reserved bits for SECTION_EXCLUDE.
10741 2012-03-12 Georg-Johann Lay <avr@gjlay.de>
10744 * config/avr/avr.c (avr_mode_code_base_reg_class): Change return
10745 type from reg_class_t to enum reg_class.
10746 * config/avr/avr-protos.h (avr_mode_code_base_reg_class): Ditto.
10748 2012-03-12 Andrew Pinski <apinski@cavium.com>
10750 * tree-ssa-phiopt.c (single_non_singleton_phi_for_edges): New function.
10751 (tree_ssa_phiopt_worker): Use single_non_singleton_phi_for_edges.
10752 (value_replacement): Likewise.
10753 (empty_block_p): Check also if the PHIs for the block are empty.
10755 2012-03-12 Georg-Johann Lay <avr@gjlay.de>
10758 * config/avr/avr.c (avr_out_movmem): Fix typo in output template
10759 for the case ADDR_SPACE_FLASH and AVR_HAVE_LPMX introduced in
10760 r184615 from 2012-02-28.
10762 2012-03-12 H.J. Lu <hongjiu.lu@intel.com>
10764 * config/i386/i386.c (ix86_gen_tls_global_dynamic_64): New.
10765 (ix86_gen_tls_local_dynamic_base_64): Likewise.
10766 (ix86_option_override_internal): Set ix86_gen_tls_global_dynamic_64
10767 and ix86_gen_tls_local_dynamic_base_64.
10768 (legitimize_tls_address): Use ix86_gen_tls_global_dynamic_64 and
10769 ix86_gen_tls_local_dynamic_base_64.
10771 * config/i386/i386.md (*tls_global_dynamic_64): Renamed to ...
10772 (*tls_global_dynamic_64_<mode>): This.
10773 (tls_global_dynamic_64): Renamed to ...
10774 (tls_global_dynamic_64_<mode>): This.
10775 (*tls_local_dynamic_base_64): Renamed to ...
10776 (*tls_local_dynamic_base_64_<mode>): This.
10777 (tls_local_dynamic_base_64): Renamed to ...
10778 (tls_local_dynamic_base_64_<mode>): This.
10780 2012-03-12 H.J. Lu <hongjiu.lu@intel.com>
10782 * config/i386/i386.c (ix86_option_override_internal): Properly
10783 set ix86_gen_leave and ix86_gen_monitor. Check Pmode == DImode,
10784 instead of TARGET_64BIT, to set ix86_gen_add3, ix86_gen_sub3,
10785 ix86_gen_one_cmpl2, ix86_gen_andsp, ix86_gen_allocate_stack_worker,
10786 ix86_gen_adjust_stack_and_probe and ix86_gen_probe_stack_range.
10788 * config/i386/sse.md (sse3_monitor64): Renamed to ...
10789 (sse3_monitor64_<mode>): This.
10791 2012-03-12 Tristan Gingold <gingold@adacore.com>
10793 * config/ia64/ia64.c (ia64_function_arg_1): Move code around.
10794 (ia64_function_arg_advance): Ditto.
10796 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
10798 * config.gcc (mips*-*-openbsd*): Remove.
10799 * config/mips/openbsd.h: Remove.
10800 * config/mips/sdb.h: Remove.
10802 * config/mips/mips.h (SDB_OUTPUT_SOURCE_LINE): Remove.
10803 * config/mips/mips.c (sdb_label_count): Remove.
10804 (mips_debugger_offset): Remove #if 0 code.
10805 (mips_output_function_prologue) [SDB_DEBUGGING_INFO]: Remove.
10806 * config/mips/sde.h (SDB_DEBUGGING_INFO): Don't undef.
10808 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
10810 * doc/install.texi (Specific, i?86-*-solaris2.[89]): Update
10811 binutils reference.
10812 (Specific, i?86-*-solaris2.10): Remove GCC 4.0 reference.
10813 Update binutils references.
10814 (Specific, *-*-solaris2*): Mention bundled GCC in Solaris 10 and 11.
10815 Update binutils reference.
10816 Update Sun as/GNU ld caveat.
10817 Document binutils largefile requirement for LTO plugin.
10818 Remove reference to alternate libpthread.
10820 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
10822 * config.gcc (alpha*-dec-osf5.1*): Remove.
10823 * config.host (alpha*-dec-osf*): Remove.
10824 * configure.ac (*-*-osf*): Remove.
10825 (alpha*-dec-osf*): Remove.
10826 * configure: Regenerate.
10828 * config/alpha/host-osf.c, config/alpha/osf5.h, config/alpha/osf5.opt,
10829 config/alpha/va_list.h, config/alpha/x-osf: Remove.
10831 * config/alpha/alpha.h (TARGET_LD_BUGGY_LDGP): Remove.
10832 * config/alpha/alpha.c (struct machine_function): Update comment.
10833 (alpha_start_function): Remove Tru64 UNIX as handling for
10835 * config/alpha/alpha.md ("exception_receiver"): Remove
10836 TARGET_LD_BUGGY_LDGP.
10837 ("*exception_receiver_2"): Likewise.
10838 * except.c (finish_eh_generation): Remove Tru64 reference.
10839 * ginclude/stdarg.h [_HIDDEN_VA_LIST]: Don't undef _VA_LIST.
10840 * system.h (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Poison.
10841 * target.def (handle_pragma_extern_prefix): Remove.
10843 * Makefile.in (mips-tfile.o-warn): Remove.
10844 (ALL_HOST_BACKEND_OBJS): Remove mips-tfile.o, mips-tdump.o.
10845 (mips-tfile, mips-tfile.o, mips-tdump, mips-tdump.o): Remove.
10846 * mips-tdump.c, mips-tfile.c: Remove.
10848 * doc/extend.texi (Symbol-Renaming Pragmas): Remove #pragma
10850 * doc/install.texi (Binaries): Remove Tru64 UNIX reference.
10851 (Specific, alpha*-dec-osf5.1): Note removal.
10852 * doc/tm.texi.in (Misc, TARGET_HANDLE_PRAGMA_EXTERN_PREFIX):
10854 * doc/tm.texi: Regenerate.
10855 * doc/trouble.texi (Cross-Compiler Problems): Remove.
10857 2012-03-12 Richard Guenther <rguenther@suse.de>
10859 * config/arm/arm.c (neon_dereference_pointer): Do not call
10860 covert during RTL expansion.
10862 2012-03-12 Tristan Gingold <gingold@adacore.com>
10864 * doc/invoke.texi (VMS Options): Merge Alpha/VMS and IA-64/VMS
10865 Options. Mention -mpointer-size.
10867 2012-03-12 Richard Guenther <rguenther@suse.de>
10869 * config/alpha/alpha.c (alpha_gimplify_va_arg): Use
10870 build_nonstandard_integer_type.
10872 2012-03-12 Richard Guenther <rguenther@suse.de>
10874 * tree.c (signed_or_unsigned_type_for): Use
10875 build_nonstandard_integer_type.
10876 (signed_type_for): Adjust documentation.
10877 (unsigned_type_for): Likewise.
10878 * tree-pretty-print.c (dump_generic_node): Use standard names
10879 for non-standard integer types if available.
10881 2012-03-12 Tristan Gingold <gingold@adacore.com>
10883 * config/vms/vms.opt: Add vms-opts.h header.
10884 (mmalloc64): Use flag_vms_malloc64 flag instead of MALLOC64
10886 (-mvms-return-codes): Document.
10887 (-mpointer-size): New option.
10888 (vms_pointer_size): Add enumeration.
10889 * config/vms/vms-opts.h: New file.
10890 * config/vms/vms.h (TARGET_OS_CPP_BUILTINS): Define
10891 __INITIAL_POINTER_SIZE.
10892 (POINTER_SIZE, SIZE_TYPE, PTRDIFF_TYPE): Adjust definition.
10893 (C_COMMON_OVERRIDE_OPTIONS): Define.
10894 (DWARF2_ADDR_SIZE): Define.
10895 * config/vms/vms.c (vms_patch_builtins): Adjust condition.
10896 * config/vms/vms-protos.h (vms_c_common_override_options):
10898 * config/vms/vms-c.c (vms_pragma_pointer_size): Ignore pragma
10899 if -mno-pointer-size.
10900 (vms_c_common_override_options): New function.
10901 * config/ia64/vms.h (TARGET_DEFAULT): Remove MASK_MALLOC64.
10902 * config/alpha/vms.h (TARGET_DEFAULT): Remove MASK_MALLOC64.
10903 (MALLOC_ABI_ALIGNMENT): Use flag_vms_malloc64
10904 and flag_vms_pointer_size.
10905 (MASK_RETURN_ADDR): Set according to flag_vms_pointer_size.
10906 * config.gcc (*-*-*vms*): Define xm_file.
10907 (alpha*-dec-*vms*): Do not define xm_file.
10908 (alpha64-dec-*vms*): Remove.
10909 (ia64-hp-*vms*): Do not define xm_file. Simplify tm_file
10912 2012-03-12 Jakub Jelinek <jakub@redhat.com>
10914 PR tree-optimization/51721
10915 * tree-vrp.c (register_edge_assert_for_2): Add asserts for unsvar
10916 if (int) unsvar cmp CST.
10918 2012-03-12 Richard Guenther <rguenther@suse.de>
10920 * tree-sra.c (create_access_replacement): Only rename the replacement
10921 if we can rewrite it into SSA form. Properly mark register typed
10922 replacements that we cannot rewrite with TREE_ADDRESSABLE.
10923 * tree-cfg.c (verify_expr): Fix BIT_FIELD_REF verification
10924 for aggregate or BLKmode results.
10926 2012-03-12 Jakub Jelinek <jakub@redhat.com>
10928 PR tree-optimization/52533
10929 * tree-vrp.c (register_edge_assert_for_2): Use double_int
10930 type for mask, only handle shifts by non-zero in-range
10931 shift count, for LE_EXPR and GT_EXPR if new_val is
10932 maximum, don't add the assertion.
10934 2012-02-12 Kirill Yukhin <kirill.yukhin@intel.com>
10936 * doc/invoke.texi: Document -mrtm option.
10937 * common/config/i386/i386-common.c (OPTION_MASK_ISA_RTM_SET): New.
10938 (OPTION_MASK_ISA_RTM_UNSET): Ditto.
10939 (ix86_handle_option): Handle OPT_mrtm.
10940 * config.gcc (i[34567]86-*-*): Add rtmintrin.h and
10942 (x86_64-*-*): Ditto.
10943 * i386-builtin-types.def (INT_FTYPE_VOID): New.
10944 * config/i386/i386-c.c (ix86_target_macros_internal): Define
10946 (ix86_target_string): Define -mrtm option.
10948 (ix86_option_override_internal): Extend "corei7-avx" with RTM option.
10950 (ix86_valid_target_attribute_inner_p): Add OPT_mrtm.
10951 (ix86_builtins): Add IX86_BUILTIN_XBEGIN, IX86_BUILTIN_XEND,
10952 IX86_BUILTIN_XTEST.
10953 (bdesc_special_args): Ditto.
10954 (ix86_init_mmx_sse_builtins): Add IX86_BUILTIN_XABORT.
10955 (ix86_expand_special_args_builtin): Handle new built-in type.
10956 (ix86_expand_builtin): Handle XABORT instruction.
10957 * config/i386/i386.h (TARGET_RTM): New.
10958 * config/i386/i386.md (UNSPECV_XBEGIN): New.
10959 (UNSPECV_XEND): Ditto.
10960 (UNSPECV_XABORT): Ditto.
10961 (UNSPECV_XTEST): Ditto.
10968 * config/i386/i386.opt (mrtm): New.
10969 * config/i386/immintrin.h: Include rtmintrin.h and xtestintrin.h.
10970 * config/i386/rtmintrin.h: New header.
10971 * config/i386/xtestintrin.h: Ditto.
10973 2012-03-12 Tristan Gingold <gingold@adacore.com>
10975 * ginclude/stddef.h: Adjust previous patch.
10976 Use __VMS__ instead of VMS.
10978 2012-03-12 Uros Bizjak <ubizjak@gmail.com>
10980 * config/i386/i386.md (setcc + movzbl to xor + setcc peephole2):
10981 Also convert sequences with CC setting arithmetic instruction.
10983 2012-03-11 Sandra Loosemore <sandra@codesourcery.com>
10985 * doc/invoke.texi (Option Summary): Move -no-integrated-cpp
10986 from C Language Options to Preprocessor Options.
10987 (C Dialect Options): Move -no-integrated-cpp documentation
10989 (Preprocessor Options): ...to here. Rewrite the description
10990 so it makes more sense, and remove discussion of merging front ends.
10992 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
10994 * config/i386/i386.c (ix86_expand_movmem): Use word_mode for size
10996 (ix86_expand_setmem): Likewise.
10998 2012-03-11 Uros Bizjak <ubizjak@gmail.com>
11000 * config/i386/i386.c (ix86_zero_extend_to_Pmode): Rewrite using
11003 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
11005 * config/i386/i386.c (ix86_trampoline_init): Use movl for 64bit if
11006 ptr_mode == SImode. Replace DImode with Pmode or ptr_mode.
11008 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
11010 * config/i386/i386.c (x86_this_parameter): Replace DImode with Pmode.
11012 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
11014 * config/i386/i386.md (lwp_slwpcb): Check Pmode instead of
11017 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
11018 Uros Bizjak <ubizjak@gmail.com>
11020 * config/i386/predicates.md (call_insn_operand): Allow
11021 constant_call_address_operand in Pmode only.
11022 (sibcall_insn_operand): Ditto.
11023 * config/i386/i386.md (*call): Use W mode iterator instead of P mode.
11024 (*call_vzeroupper): Ditto.
11026 (*sibcall_vzeroupper): Ditto.
11027 (*call_value): Ditto.
11028 (*call_value_vzeroupper): Ditto.
11029 (*sibcall_value): Ditto.
11030 (*sibcall_value_vzeroupper): Ditto.
11031 (*indirect_jump): Ditto.
11032 (*tablejump_1): Ditto.
11033 (indirect_jump): Convert memory address to word mode for TARGET_X32.
11034 (tablejump): Ditto.
11035 * config/i386/i386.c (ix86_expand_call): Convert indirect operands
11038 2012-03-11 Oleg Endo <olegendo@gcc.gnu.org>
11041 * config/sh/sh.md (movnegt): Expand into respective insns immediately.
11042 Use movrt_negc instead of negc pattern for non-SH2A.
11043 (*movnegt): Remove.
11044 (*movrt_negc, *negnegt, *movtt, *movt_qi): New insns and splits.
11046 2012-03-10 H.J. Lu <hongjiu.lu@intel.com>
11048 * config/i386/i386.c (ix86_decompose_address): Disallow fs:(reg)
11049 if Pmode != word_mode.
11050 (legitimize_tls_address): Call gen_tls_initial_exec_x32 if
11051 Pmode == SImode for TARGET_X32.
11053 * config/i386/i386.md (UNSPEC_TLS_IE_X32): New.
11054 (tls_initial_exec_x32): Likewise.
11056 2012-03-10 Chung-Lin Tang <cltang@codesourcery.com>
11058 PR rtl-optimization/52528
11059 * combine.c (can_combine_p): Add setting of subst_low_luid
11060 before call to expand_field_assignment().
11062 2012-03-09 Sandra Loosemore <sandra@codesourcery.com>
11064 * doc/invoke.texi: Use correct names/markup for "GCC", "GDB", "ld",
11065 and related program names.
11067 2012-03-09 Sandra Loosemore <sandra@codesourcery.com>
11069 * doc/invoke.texi: Use correct names for "DWARF", "stabs", and "ELF".
11071 2012-03-09 Uros Bizjak <ubizjak@gmail.com>
11074 * config/i386/i386.c (ix86_print_operand): Handle 'E' operand modifier.
11075 (ix86_print_operand_address): Handle UNSPEC_LEA_ADDR. Do not fallback
11076 to set code to 'q'.
11077 * config/i386/i386.md (UNSPEC_LEA_ADDR): New unspec.
11078 (*movdi_internal_rex64): Use %E operand modifier for lea.
11079 (*movsi_internal): Ditto.
11081 (*lea<mode>_2): Ditto.
11082 (*lea_{3,4,5,6}_zext): Ditto.
11083 (*tls_global_dynamic_32_gnu): Ditto.
11084 (*tls_global_dynamic_64): Ditto.
11085 (*tls_dynamic_gnu2_lea_32): Ditto.
11086 (*tls_dynamic_gnu2_lea_64): Ditto.
11087 (pro_epilogue_adjust_stack_<mode>_add): Ditto.
11089 2012-03-09 Michael Meissner <meissner@linux.vnet.ibm.com>
11091 * config/rs6000/linux64.h (OPTION_TARGET_CPU_DEFAULT): Do not
11092 redefine to be NULL if the current bit-size is different from the
11093 configured bit-size.
11095 * config/rs6000/rs6000.c (rs6000_option_override_internal): If the
11096 cpu is defaulted, use PROCESSOR_DEFAULT and PROCESSOR_DEFAULT64 to
11097 set the default tuning. Add asserts to make sure the cpu and tune
11098 indexes are defined. Fix tests for cpu/tune index to use >= 0 to
11099 test whether the index is set, instead of > 0.
11100 (rs6000_file_start): Do not reset the default cpu if the current
11101 bit-size is different from the configured bit-size.
11103 2012-03-09 Tristan Gingold <gingold@adacore.com>
11105 * config/vms/vms-crtlmap.map: Add comments.
11106 Add entries needed to build Ada RTS.
11108 2012-03-09 Tristan Gingold <gingold@adacore.com>
11110 * ginclude/stddef.h: Do not define __size_t on VMS.
11112 2012-03-09 Tristan Gingold <gingold@adacore.com>
11114 * c-tree.h (c_default_pointer_mode): New variable.
11115 * c-decl.c (c_default_pointer_mode): New variable.
11116 (c_build_pointer_type): New function.
11117 (grokdeclarator): Call c_build_pointer_type instead
11118 of build_pointer_type.
11120 * config/vms/vms-c.c: Include c-tree.h
11121 (saved_pointer_mode): New variable.
11122 (handle_pragma_pointer_size): New function.
11123 (vms_pragma_pointer_size, vms_pragma_required_pointer_size): Likewise.
11124 (vms_c_register_pragma): Register __pointer_size and
11125 __required_pointer_size pragmas.
11127 2012-03-09 Tristan Gingold <gingold@adacore.com>
11129 * config/vms/vms-c.c (vms_construct_include_filename): New function.
11130 (vms_c_register_includes): Reference it.
11132 2012-03-09 Andrew Pinski <apinski@cavium.com>
11134 PR middle-end/51988
11135 * tree-ssa-phiopt.c: Include tree-pretty-print.h for
11136 print_generic_expr.
11137 (tree_ssa_phiopt_worker): Go through all the PHIs for
11138 value_replacement instead of just the singleton one.
11139 (value_replacement): Change return type to int. Return 0 instead of
11141 Allow the middle basic block to contain more than just the defining
11143 Handle non empty middle basic blocks.
11144 * Makefile.in (tree-ssa-phiopt.o): Add tree-pretty-print.h.
11146 2012-03-09 Jiangning Liu <jiangning.liu@arm.com>
11148 * tree-scalar-evolution (interpret_rhs_expr): generate chrec for
11149 array reference and component reference.
11150 (analyze_scalar_evolution_for_address_of): New.
11152 2012-03-08 Jie Zhang <jzhang918@gmail.com>
11155 * config/bfin/bfin.c (hwloop_optimize): Fix unused variable warnings.
11156 (hwloop_pattern_reg): Fix set but not used warning.
11157 (bfin_reorg_loops): Remove unused parameter.
11158 (bfin_reorg): Update use of bfin_reorg_loops.
11160 2012-03-08 H.J. Lu <hongjiu.lu@intel.com>
11162 * config/i386/i386.c (setup_incoming_varargs_64): Use word_mode
11163 with integer parameters in registers.
11164 (gen_push): Push register in word_mode instead of Pmode.
11165 (ix86_emit_save_regs): Likewise.
11166 (ix86_emit_save_regs_using_mov): Save integer registers in word_mode.
11167 (gen_pop): Pop register in word_mode instead of Pmode.
11168 (ix86_emit_restore_regs_using_pop): Likewise.
11169 (ix86_expand_prologue): Replace Pmode with word_mode for push
11170 immediate. Use ix86_gen_pro_epilogue_adjust_stack. Save and
11171 restore RAX and R10 in word_mode.
11172 (ix86_emit_restore_regs_using_mov): Restore integer registers
11174 (ix86_expand_split_stack_prologue): Save R10_REG and restore in
11176 (ix86_split_to_parts): Use word_mode with PUT_MODE for push.
11177 (ix86_split_long_move): Likewise.
11179 * config/i386/i386.md (W): New.
11180 (*push<mode>2_prologue): Replace :P with :W.
11181 (*pop<mode>1): Likewise.
11182 (*pop<mode>1_epilogue): Likewise.
11183 (push/pop peephole2): Use word_mode scratch registers.
11185 2012-03-08 Uros Bizjak <ubizjak@gmail.com>
11187 * config/i386/predicates.md (indirect_branch_operand): Simplify.
11189 2012-03-08 Georg-Johann Lay <avr@gjlay.de>
11191 * config/avr/avr.md (*addhi3, addhi3_clobber): Add "w" alternative
11192 for constants in [-63,63].
11194 2012-03-08 Uros Bizjak <ubizjak@gmail.com>
11198 2012-03-04 H.J. Lu <hongjiu.lu@intel.com>
11200 * config/i386/i386.c (ix86_print_operand_address): Only handle
11201 zero-extended DImode addresses.
11203 2012-03-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
11205 * configure.ac (gcc_cv_as_ix86_tlsldmplt): Add label.
11206 * configure: Regenerate.
11208 2012-03-08 Georg-Johann Lay <avr@gjlay.de>
11211 * config/avr/avr.c (avr_mem_clobber): New static function.
11212 (avr_expand_delay_cycles): Add memory clobber operand to
11213 delay_cycles_1, delay_cycles_2, delay_cycles_3, delay_cycles_4.
11214 * config/avr/avr.md (unspec): Add UNSPEC_MEMORY_BARRIER.
11215 (enable_interrupt, disable_interrupt): New expander.
11216 (nopv, sleep, wdr): New expanders.
11217 (delay_cycles_1): Add memory clobber.
11218 (delay_cycles_2): Add memory clobber.
11219 (delay_cycles_3): Add memory clobber.
11220 (delay_cycles_4): Add memory clobber.
11221 (cli_sei): New insn from former "enable_interrupt",
11222 "disable_interrupt" with memory clobber.
11223 (*wdt): New insn from former "wdt" with memory clobber.
11224 (*nopv): Similar, but for "nopv".
11225 (*sleep): Similar, but for "sleep".
11227 2012-03-07 Oleg Endo <olegendo@gcc.gnu.org>
11228 Kaz Kojima <kkojima@gcc.gnu.org>
11231 * config/sh/sh.opt (msoft-atomic): Use Var instead of Mask.
11232 * config/sh/linux.h (TARGET_DEFAULT): Remove MASK_SOFT_ATOMIC.
11233 (SUBTARGET_OVERRIDE_OPTIONS): Define.
11235 2012-03-07 Uros Bizjak <ubizjak@gmail.com>
11237 * config/i386/predicates.md (x86_64_zext_general_operand): New.
11238 * config/i386/i386.md (*zero_extendsidi2_rex64): Change operand 1
11239 predicate to x86_64_zext_general_operand. Accept "Z" constraint.
11241 2012-03-07 Walter Lee <walt@tilera.com>
11243 * config/tilegx/tilegx.c (tilegx_expand_prologue): Don't generate
11244 REG_CFA_* notes for the stack pointer.
11245 (tilegx_expand_epilogue): Restore stack pointer by adjusting it by
11246 EH_RETURN_STACKADJ_RTX.
11247 * config/tilepro/tilepro.c (tilepro_expand_prologue): Don't
11248 generate REG_CFA_* notes for the stack pointer.
11249 (tilepro_expand_epilogue): Restore stack pointer by adjusting it
11250 by EH_RETURN_STACKADJ_RTX.
11252 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
11254 * doc/invoke.texi (AVR Built-in Macros): Correct condition for
11255 when __AVR_3_BYTE_PC__ is defined.
11257 2012-03-07 Uros Bizjak <ubizjak@gmail.com>
11259 * config/i386/i386.c (ix86_print_operand_punct_valid_p): Add '^'.
11260 (ix86_print_operand): Handle '^'.
11261 * config/i386/i386.md (*strmovdi_rex_1): Macroize memory operands
11262 using P mode iterator. Add %^ to asm template to conditionally emit
11264 (*rep_movdi_rex64): Ditto.
11265 (*strsetdi_rex_1): Ditto.
11266 (*rep_stosdi_rex64): Ditto.
11267 (*strmov{si,hi,qi}_1): Add %^ to asm template to
11268 conditionally emit addr32 prefix.
11269 (*rep_mov{si,qi}): Ditto.
11270 (*strset{si,hi,qi}): Ditto.
11271 (*rep_stos{si,qi}): Ditto.
11272 (*cmpstrnqi_nz_1): Ditto.
11273 (*cmpstrnqi_1): Ditto.
11274 (*strlenqi_1): Ditto.
11276 2012-03-07 H.J. Lu <hongjiu.lu@intel.com>
11278 * config/i386/i386.c (function_value_64): Return pointers in
11279 word_mode instead of Pmode.
11280 (ix86_promote_function_mode): Likewise.
11282 2012-03-07 Richard Guenther <rguenther@suse.de>
11284 * coverage.c (get_gcov_type): Use type_for_mode.
11285 (get_gcov_unsigned_t): Likewise.
11286 * expr.c (store_constructor): Use type_for_mode.
11287 (try_casesi): Likewise.
11288 * tree-ssa-loop-ivopts.c (add_standard_iv_candidates_for_size): Remove.
11289 (add_standard_iv_candidates): Use standard type trees.
11290 * dojump.c (do_jump): Remove dead code.
11292 2012-03-07 Richard Guenther <rguenther@suse.de>
11294 * c-typeck.c (pointer_diff): Use c_common_type_for_size.
11296 2012-03-07 Richard Guenther <rguenther@suse.de>
11298 * convert.c (strip_float_extensions): Move ...
11299 * tree.c (strip_float_extensions): ... here.
11301 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
11304 * config/avr/avr.md (xload<mode>_A): Add R22... to register footprint.
11306 2012-03-07 Richard Guenther <rguenther@suse.de>
11308 * omp-low.c (extract_omp_for_data): Use signed_type_for.
11309 (expand_omp_for_generic): Likewise.
11310 (expand_omp_for_static_nochunk): Likewise.
11311 (expand_omp_for_static_chunk): Likewise.
11312 * tree-vect-stmts.c (vect_gen_perm_mask): Use type_for_mode.
11313 * tree-vect-slp.c (vect_transform_slp_perm_load): Likewise.
11314 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop):
11315 Use unsigned_type_for.
11316 (vect_create_cond_for_align_checks): Use signed_type_for.
11318 2012-03-07 Andrey Belevantsev <abel@ispras.ru>
11320 PR rtl-optimization/52203
11321 * sel-sched.c (estimate_insn_cost): New parameter pempty. Adjust
11322 all callers to pass NULL except ...
11323 (reset_sched_cycles_in_current_ebb): ... here, save the value
11324 in new variable 'empty'. Increase issue_rate only for
11327 2012-03-07 Ralf Corsépius <ralf.corsepius@rtems.org>
11330 * Makefile.in: Let install-gcc-ar depend on installdirs,
11331 gcc-ar$(exeext), gcc-nm$(exeext), gcc-ranlib$(exeext).
11332 Don't double canonicalize if cross-compiling.
11334 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
11337 * gcc/config/avr/avr.c (expand_epilogue): Fix order of restoration
11338 to: RAMPZ, RAMPY, RAMPX, RAMPD.
11339 (expand_prologue): Only clear RAMPZ if it has effect on RAM-read.
11341 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
11344 * config/avr/avr.c (avr_out_xload): Don't read unintentionally
11346 * config/avr/avr.md (xload_8): Adjust insn length.
11348 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
11351 * gcc/config/avr/avr.c (avr_out_lpm): Clear RAMPZ after usage
11352 if RAMPZ affects reading from RAM.
11354 2012-03-07 Richard Guenther <rguenther@suse.de>
11358 * doc/invoke.texi (Precompiled Headers): Remove sentence that
11359 suggests you can include PCHs from inside another header.
11361 2012-03-07 Richard Sandiford <rdsandiford@googlemail.com>
11363 PR middle-end/52515
11364 * rtl.h (pc_rtx, cc0_rtx, ret_rtx, simple_return_rtx): Add GTY markers.
11366 2012-03-07 Kai Tietz <ktietz@redhat.com>
11368 * doc/invoke.texi (fwritable-relocated-rdata): Document
11369 new Cygwin/MinGW target option.
11370 * config/i386/winnt.c (i386_pe_unique_section): Ignore
11371 reloc if flag -fwritable-relocated-rdata is not set.
11372 (i386_pe_section_type_flags): Likewise.
11373 * config/i386/cygming.opt (fwritable-relocated-rdata):
11374 Add new flag variable flag_writable_rel_rdata.
11376 2012-03-07 Richard Guenther <rguenther@suse.de>
11378 * tree-ssa-math-opts.c (convert_mult_to_widen): Check actual
11379 precision against gimple constraints.
11381 2012-03-06 Richard Sandiford <rdsandiford@googlemail.com>
11383 PR middle-end/52372
11384 * rtl.h (pc_rtx, ret_rtx, simple_return_rtx, cc0_rtx): Redefine as
11386 (GR_PC, GR_CC0, GR_RETURN, GR_SIMPLE_RETURN): Delete.
11387 * emit-rtl.c (pc_rtx, ret_rtx, simple_return_rtx, cc0_rtx): New
11389 (init_emit_regs): Move associated initialization to...
11390 (init_emit_once): ...here.
11392 2012-03-06 Richard Henderson <rth@redhat.com>
11394 * config/m68k/m68k.h (ISA_HAS_TAS): New.
11395 * config/m68k/sync.md (atomic_test_and_set): Use it.
11396 (atomic_test_and_set_1): Likewise.
11398 2012-03-06 Michael Meissner <meissner@linux.vnet.ibm.com>
11401 * config/rs6000/vector.md (vector_uneq<mode>): Add support for
11402 UNEQ, LTGT, ORDERED, and UNORDERED IEEE vector comparisons.
11403 (vector_ltgt<mode>): Likewise.
11404 (vector_ordered<mode>): Likewise.
11405 (vector_unordered<mode>): Likewise.
11406 * config/rs6000/rs6000.c (rs6000_emit_vector_compare_inner): Likewise.
11408 2012-03-06 Aldy Hernandez <aldyh@redhat.com>
11410 * trans-mem.c: New typedef for tm_region_p.
11411 Define vector types for tm_region_p.
11412 (tm_region_init): Replace region_worklist to a vector called
11415 2012-03-06 Richard Guenther <rguenther@suse.de>
11417 * fold-const.c (build_fold_addr_expr_with_type_loc): Fold
11418 MEM_REF with constant pointer operand.
11420 2012-03-06 Richard Guenther <rguenther@suse.de>
11422 PR middle-end/52493
11423 * tree-ssa-alias.c (ptr_derefs_may_alias_p): Robustify.
11425 2012-03-06 Tristan Gingold <gingold@adacore.com>
11427 * config/vms/vms-c.c (vms_pragma_nomember_alignment): Handle octaword.
11428 (external_model_kind): Improve documentation.
11429 (vms_pragma_extern_model): Handle relaxed_redef.
11430 (vms_c_register_pragma): Allow expansion for nomember_alignment.
11432 2012-03-06 Georg-Johann Lay <avr@gjlay.de>
11434 * doc/invoke.texi (AVR Options): -mmcu=: Document the XMEGA cores.
11435 Explain RAMPD, RAMPX, RAMPDY, RAMPZ usage by avr-gcc.
11436 Some more notes on EIND usage and reorder EIND subsection.
11438 2012-03-06 Tristan Gingold <gingold@adacore.com>
11440 * config/vms/vms.c (VMS_CRTL_LDBL): Rename from VMS_CRTL_PRNTF.
11441 * config/vms/vms-crtlmap.map: Rename PRNTF to LDBL.
11443 2012-03-06 Tristan Gingold <gingold@adacore.com>
11445 * config/vms/t-vmsnative (version): Define.
11446 * config/vms/t-vms (STMP_FIXPROTO, STMP_FIXINC, version): Remove.
11448 2012-03-06 Andrey Belevantsev <abel@ispras.ru>
11450 PR rtl-optimization/52250
11451 * sel-sched-ir.c (maybe_tidy_empty_bb): Try harder to find a bb
11452 to put note list into. Unconditionally call move_bb_info.
11453 (move_bb_info): Do not assert the blocks being in the same region,
11454 just drop the note list if they are not.
11456 2012-03-06 Oleg Endo <olegendo@gcc.gnu.org>
11459 * config/sh/sh.c (sh_expand_t_scc): Remove SH2A special case
11460 and use unified expansion logic.
11461 * config/sh/sh.md (xorsi3_movrt): Rename to movrt. Move
11462 closer to the existing movt insn.
11463 (negc): Rename insn to *negc. Add new expander.
11464 (movnegt): Use xor pattern for T bit negation. Reserve helper
11465 constant for negc pattern.
11466 (*movnegt): New insn and splitter.
11468 2012-03-05 Bernd Schmidt <bernds@codesourcery.com>
11470 * c-typeck.c (pointer_diff): Check for POINTER_PLUS_EXPR, not
11473 2012-03-05 Richard Henderson <rth@redhat.com>
11475 * genemit.c (main): Include "target.h" in insn-emit.c.
11476 * Makefile.in (insn-emit.o): Depend on TARGET_H.
11477 * config/sh/sync.md (atomic_test_and_set): Reference
11478 targetm.atomic_test_and_set_trueval instead of
11479 TARGET_ATOMIC_TEST_AND_SET_TRUEVAL.
11481 2012-03-05 Joern Rennecke <joern.rennecke@embecosm.com>
11483 * config/epiphany/epiphany.c (epiphany_function_value_regno_p):
11486 2012-03-05 Steven Bosscher <steven@gcc.gnu.org>
11488 * langhooks.c (add_builtin_type): New function.
11489 * langhooks.h (add_builtin_type): Export it.
11490 * config/mep/mep.c (mep_init_builtins): Use it.
11491 * config/rs6000/rs6000.c (rs6000_init_builtins): Use it.
11493 2012-03-05 Jakub Jelinek <jakub@redhat.com>
11496 * tree.h (BLOCK_SAME_RANGE): Define.
11497 * function.c (block_fragments_nreverse): Clear BLOCK_SAME_RANGE
11498 if BLOCK_FRAGMENT_CHAIN is non-NULL, but has it cleared.
11499 Also clear BLOCK_SAME_RANGE if fragment chain's supercontext fragment
11500 isn't equal to supercontext fragment's fragment chain.
11501 Adjust BLOCK_SUPERCONTEXT to point to supercontext fragment's
11503 (blocks_nreverse_all): Likewise.
11504 (reorder_blocks_1): Compute BLOCK_SAME_RANGE bits. Set
11505 BLOCK_SUPERCONTEXT to supercontext fragment instead of
11506 supercontext fragment's fragment origin.
11507 * dwarf2out.c (add_high_low_attributes): If stmt has the same
11508 range as its parent (or parents thereof etc.), use the parent's
11509 DW_AT_ranges value instead of creating a new .debug_ranges range.
11511 2012-03-05 Richard Henderson <rth@redhat.com>
11514 Revert: 2011-11-26 Richard Henderson <rth@redhat.com>
11515 * omp-low.c (expand_omp_atomic): Assume anything aligned to
11516 BIGGEST_ALIGNMENT is aligned.
11518 2012-03-05 Richard Henderson <rth@redhat.com>
11520 * config/sh/sh.h (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): Move...
11521 * config/sh/sh.c: ... here.
11523 2012-03-05 Richard Henderson <rth@redhat.com>
11526 * config/m68k/sync.md (atomic_test_and_set): Use expand_simple_unop
11527 instead of calling negqi2 directly.
11529 2012-03-05 Aldy Hernandez <aldyh@redhat.com>
11531 PR middle-end/52463
11532 * trans-mem.c (tm_region_init): Use last_basic_block.
11534 2012-03-05 Oleg Endo <olegendo@gcc.gnu.org>
11536 * config/sh/sh.h (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New hook.
11537 * config/sh/sync.md (atomic_test_and_set): New expander.
11538 (tasb, atomic_test_and_set_soft): New insns.
11539 * config/sh/sh.opt (menable-tas): New option.
11540 * doc/invoke.texi (SH Options): Document it.
11542 2012-03-05 Richard Guenther <rguenther@suse.de>
11544 * cfgloop.c (verify_loop_structure): Verify dominators before
11546 * graphite-clast-to-gimple.c (graphite_verify): Do not verify
11547 dominators from here.
11548 * graphite-scop-detection.c (create_sese_edges): Likewise.
11549 * loop-doloop.c (doloop_optimize_loops): Likewise.
11550 * loop-init.c (loop_optimizer_init): Likewise.
11551 * loop-unroll.c (unroll_and_peel_loops): Likewise.
11552 * loop-unswitch.c (unswitch_loops): Likewise.
11553 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Likewise.
11554 * tree-parloops.c (parallelize_loops): Likewise. Verify
11555 only when checking is enabled.
11556 * tree-loop-distribution.c (tree_loop_distribution): Likewise.
11558 2012-03-05 Bernd Schmidt <bernds@codesourcery.com>
11560 * genautomata.c (parse_automata_opt): New static function.
11561 (initiate_automaton_gen): Remove all option handling code. Remove
11562 argc argument. All callers changed.
11563 (main): Call init_rtx_reader_args_cb with the new function as argument.
11565 2012-03-05 Richard Guenther <rguenther@suse.de>
11567 * cfgexpand.c (gimple_expand_cfg): Free dominator info.
11568 * tree-if-conv.c (combine_blocks): Free post-dominator info
11570 * tree-parloops.c (create_parallel_loop): Free and re-compute
11571 dominator info after breaking it.
11573 2012-03-05 Richard Guenther <rguenther@suse.de>
11575 PR middle-end/52353
11576 * optabs.h (trapv_unoptab_p): New function.
11577 (trapv_binoptab_p): Likewise.
11578 * optabs.c (expand_binop): Use emit_libcall_block_1 with
11579 a proper equiv_may_trap argument.
11580 (expand_unop): Likewise.
11581 (emit_libcall_block_1): Take extra argument whether the
11582 instruction may trap. Renamed from ...
11583 (emit_libcall_block): ... this. New wrapper.
11585 2012-03-05 Jakub Jelinek <jakub@redhat.com>
11587 PR tree-optimization/51721
11588 * tree-vrp.c (register_edge_assert_for_2): If comparing
11589 lhs of right shift by constant with an integer constant,
11590 add ASSERT_EXPRs for the rhs1 of the right shift.
11592 * cfgrtl.c (cfg_layout_merge_blocks): Cleanup.
11594 2012-03-05 Richard Guenther <rguenther@suse.de>
11596 * tree.c (integer_zerop): Handle VECTOR_CSTs.
11597 (integer_onep): Likewise.
11598 (integer_all_onesp): Likewise.
11600 2012-03-05 Georg-Johann Lay <avr@gjlay.de>
11602 * config/avr/avr.md (*umaddqihi4.2): New insn-and-split.
11604 2012-03-04 H.J. Lu <hongjiu.lu@intel.com>
11606 * config/i386/i386.c (pro_epilogue_adjust_stack): Check Pmode
11607 instead of TARGET_64BIT.
11609 2012-03-04 H.J. Lu <hongjiu.lu@intel.com>
11611 * config/i386/i386.c (ix86_expand_prologue): Check Pmode to set
11614 2012-03-04 H.J. Lu <hongjiu.lu@intel.com>
11616 * config/i386/i386.c (ix86_print_operand_address): Only handle
11617 zero-extended DImode addresses.
11619 2012-03-04 Uros Bizjak <ubizjak@gmail.com>
11621 * config/i386/i386.c (ix86_print_operand) <case '+'>: Declare
11622 taken and cputaken as bool.
11624 2012-03-04 Uros Bizjak <ubizjak@gmail.com>
11626 * config/i386/constraints.md (Ya): New internal constraint.
11627 * config/i386/i386.md (zero_extendsidi2): Remove expansion.
11628 (*zero_extendsidi2_rex64): Add x,x alternative.
11629 (*zero_extendsidi2): Ditto. Add o,0 alternative.
11630 Remove flags reg clobber. Adjust corresponding splits.
11631 (zero_extend<mode>si2): Macroize expander from zero_extendhisi2 and
11632 zero_extendqisi2 expanders using SWI12 mode iterator.
11633 (zero_extend<mode>si2_and): Macroize insn from
11634 zero_extendhisi2_and and zero_extendqisi2_and. Merge corresponding
11636 (*zero_extend<mode>si2): Macroize insn from
11637 *zero_extendhisi2_movzbl and *zero_extendqisi2_movzbl.
11638 (*zero_extend*2_movzbl_and): Remove insn patterns.
11639 (zero_extendqihi2_and): Merge corresponding splitter.
11640 (*zero_extendqihi2): Rename from *zero_extendqihi2_movzbl.
11641 (*zero_extend*2_movzbl_and): Remove insn patterns.
11642 (*anddi_1): Split TYPE_IMOVX instructions.
11643 (*andsi_1): Use Ya for alternative 2. Split TYPE_IMOVX instructions.
11645 (and->zext splitter): Add splitter pattern.
11646 (zero extend with andsi3 splitter): Adjust zero_extend pattern.
11648 2012-03-04 Sandra Loosemore <sandra@codesourcery.com>
11650 * doc/invoke.texi (C++ Dialect Options): Minor copy-edits to
11652 (Debugging Options): Likewise.
11653 (Optimize Options): Likewise.
11654 (i386 and x86-64 Options): Discuss -march before -mtune, consistently
11655 with other architectures. Use official processor names with correct
11656 spelling/capitalization. Fix formatting and grammar issues.
11657 (i386 and x86-64 Windows Options): Similar cleanup here.
11659 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
11661 * config/sh/sh.md (abssi2): Add TARGET_SH1 condition.
11663 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
11665 * config/sh/sh.c (sh_dwarf_register_span): Don't apply
11666 DBX_REGISTER_NUMBER.
11668 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
11670 * config/sh/sh.c (shiftcosts): Return MAX_COST when the first
11671 operand is CONST_INT. Take COSTS_N_INSNS into account.
11672 (sh_rtx_costs): Don't apply COSTS_N_INSNS to the return value
11675 2012-03-02 Richard Henderson <rth@redhat.com>
11677 * optabs.c (expand_atomic_test_and_set): Honor
11678 atomic_test_and_set_trueval even when atomic_test_and_set
11679 optab is not in use.
11681 2012-03-02 Kaz Kojima <kkojima@gcc.gnu.org>
11685 * config/sh/sh.c (sh_register_move_cost): Increase cost between
11686 GENERAL_REGS and FP_REGS for SImode.
11688 2012-03-02 Oleg Endo <olegendo@gcc.gnu.org>
11691 * config/sh/sh.md (negdi2): Add TARGET_SH1 condition.
11692 (absdi2): New expander.
11693 (*absdi2, *negabsdi2, negdi_cond): New insns and splits.
11695 2012-03-02 Oleg Endo <olegendo@gcc.gnu.org>
11697 * config/sh/sync.md (atomic_exchange<mode>): New expander.
11698 (atomic_exchange<mode>_soft): New insn.
11700 2012-03-02 Oleg Endo <olegendo@gcc.gnu.org>
11702 * config/sh/sync.md: Update copyright notice dates.
11703 (atomic_compare_and_swap<mode>): Use SImode for return value instead
11705 (atomic_compare_and_swap<mode>_soft): Likewise.
11707 2012-03-02 Oleg Endo <olegendo@gcc.gnu.org>
11710 * config/sh/sh.h (LOOP_ALIGN): Move logic to sh_loop_align.
11711 * config/sh/sh.c: Update copyright notice dates.
11712 (sh_loop_align): Add logic from LOOP_ALIGN. Don't disable loop
11713 alignment for TARGET_HARD_SH4.
11714 (sh_option_override): Reduce default function alignment. Set
11715 loop alignment to 4 bytes when not optimizing for size.
11717 2012-03-02 Maxim Kuvyrkov <maxim@codesourcery.com>
11719 PR middle-end/50335
11720 * doc/invoke.texi (floop-flatten): Remove.
11721 * toplev.c (process_options): Remove references to flag_loop_flatten.
11722 * tree-ssa-loop.c (gate_graphite_transform): Same.
11723 * common.opt (floop-flatten): Obsolete.
11724 * graphite-poly.c (apply_poly_transforms): Remove reference to
11726 * Makefile.in (graphite-flattening.o): Remove.
11727 * graphite-flattening.c: Remove.
11729 2012-03-02 Uros Bizjak <ubizjak@gmail.com>
11731 * compare-elim.c (find_comparisons_in_bb): Eliminate only compares
11732 having mode compatible with the mode of previous compare. Substitute
11733 compare mode of previous compare with the mode, compatible
11734 with eliminated and previous compare.
11736 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
11738 * config/rs6000/dfp.md (floatdidd2): New define_insn.
11740 2012-03-02 Uros Bizjak <ubizjak@gmail.com>
11742 * config/i386/i386.c (ix86_cc_modes_compatible): Declare CCZmode
11743 compatible with CCGOCmode and CCGCmode.
11745 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
11747 * config/rs6000/vsx.md (vsx_set_<mode>): Reorder operands.
11749 2012-03-02 Ulrich Weigand <ulrich.weigand@linaro.org>
11751 * config/arm/arm.c (arm_sat_operator_match): New function.
11752 * config/arm/arm-protos.h (arm_sat_operator_match): Add prototype.
11753 * config/arm/arm.md ("insn" attribute): Add "sat" value.
11754 ("SAT", "SATrev"): New code iterators.
11755 ("SATlo", "SAThi"): New code iterator attributes.
11756 ("*satsi_<SAT:code>"): New pattern.
11757 ("*satsi_<SAT:code>_shift"): Likewise.
11758 * config/arm/arm-fixed.md ("arm_ssatsihi_shift"): Add "insn"
11759 and "shift" attributes.
11760 ("arm_usatsihi"): Add "insn" attribute.
11761 * config/arm/predicates.md (sat_shift_operator): Allow multiplication
11762 by powers of two. Do not allow shift by 32.
11764 2012-03-02 Uros Bizjak <ubizjak@gmail.com>
11767 * config/i386/i386.c (construct_container): Use gen_reg_or_parallel
11768 to pass the argument in the register of "natural" mode.
11770 2012-03-02 Richard Guenther <rguenther@suse.de>
11772 PR tree-optimization/52406
11773 * tree-data-ref.h: Update documentation about DR_BASE_OBJECT.
11774 (struct indices): Add unconstrained_base member.
11775 (struct dr_alias): Remove unused vops member.
11776 (DR_UNCONSTRAINED_BASE): New define.
11777 * tree-data-ref.c (dr_analyze_indices): For COMPONENT_REFs
11778 add indices to allow their disambiguation. Make DR_BASE_OBJECT
11779 be an artificial access that covers the whole indexed object,
11780 or mark it with DR_UNCONSTRAINED_BASE if we cannot do so. Canonicalize
11781 plain decl base-objects to their MEM_REF variant.
11782 (dr_may_alias_p): When the base-object of either data reference
11783 has unknown size use only points-to information.
11784 (compute_affine_dependence): Make dumps easier to read and
11786 * tree-vect-data-ref.c (vector_alignment_reachable_p): Use
11787 DR_REF when looking for packed references.
11788 (vect_supportable_dr_alignment): Likewise.
11790 2012-03-02 Greta Yorsh <Greta.Yorsh@arm.com>
11792 * config/arm/arm-ldmstm.ml (write_ldm_commutative_peephole):
11793 Improve conditions for peepholes of loads followed by commutative
11795 * config/arm/ldmstm.md: Regenerated.
11797 2012-03-02 Richard Guenther <rguenther@suse.de>
11799 * BASE-VER: Set to 4.8.0.
11801 2012-03-01 Richard Earnshaw <rearnsha@arm.com>
11803 * config.gcc (obsolete): Add all ARM targets using the FPA.
11804 (with_fpu): Obsolete selection of the FPA or Maverick on ARM.
11805 * doc/install.texi: Avoid references to obsolete ARM ports.
11807 2012-03-01 Joern Rennecke <joern.rennecke@embecosm.com>
11809 * config/epiphany/epiphany.md (movmisalign<mode>): New patterns.
11811 2012-03-01 Jeremy Bennett <jeremy.bennett@embecosm.com>
11812 Joern Rennecke <joern.rennecke@embecosm.com>
11814 * doc/extend.texi: Expand and update information on interrupt
11815 attribute for Epiphany.
11817 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
11819 * config/sh/sh-protos.h: Update copyright notice dates.
11820 * config/sh/sh.h: Likewise.
11821 * config/sh/sh.md: Likewise.
11822 * config/sh/constraints.md: Likewise.
11823 * config/sh/predicates.md: Likewise.
11825 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
11827 * config/sh/sh-protos.h (tertiary_reload_operand): Remove dead function.
11828 * config/sh/sh.c (tertiary_reload_operand): Likewise.
11830 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
11832 * config/sh/constraints.md: Fix comment typo.
11834 2012-03-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11837 * config/pa/pa.md (zvdep_imm32): Change type of variable x from int to
11838 unsigned HOST_WIDE_INT.
11839 (zvdep_imm64): Likewise.
11840 (vdepi_ior): Change type of variable x from int to HOST_WIDE_INT.
11841 (vdepi_and): Likewise.
11842 Likewise for unamed 64-bit patterns.
11843 * config/pa/predicates.md (lhs_lshift_cint_operand): Update comment.
11845 2012-03-01 Alexandre Oliva <aoliva@redhat.com>
11848 PR rtl-optimization/52417
11849 * cselib.c (cselib_any_perm_equivs): New variable.
11850 (cselib_reset_table): Check that it's not set when not
11851 preserving constants.
11852 (cselib_add_permanent_equiv): Set it.
11853 (cselib_have_permanent_equivalences): New.
11854 (cselib_init, cselib_finish): Reset it.
11855 * cselib.h (cselib_have_permanent_equivalences): Declare.
11856 * alias.c (get_addr): Restore earlier behavior when there
11857 aren't permanent equivalences.
11859 2012-03-01 Steven Bosscher <steven@gcc.gnu.org>
11861 * config/mn10300/mn10300-modes.def: Fix copyright notice.
11862 * config/v850/v850-modes.def: Fix copyright notice.
11864 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
11866 * doc/extend.texi (AVR Built-in Functions): Document
11867 __builtin_avr_flash_segment.
11869 * config/avr/builtins.def (__builtin_avr_flash_segment): New entry.
11870 * config/avr/avr.md (flash_segment, flash_segment1): New expanders.
11871 (*split.flash_segment): New insn-and-split.
11872 * config/avr/avr.c (avr_init_builtins): Add local variables:
11873 const_memx_void_node, const_memx_ptr_type_node,
11874 char_ftype_const_memx_ptr.
11876 2012-03-01 Jakub Jelinek <jakub@redhat.com>
11878 PR tree-optimization/52445
11879 * tree-ssa-phiopt.c (struct name_to_bb): Remove ssa_name field,
11880 add ssa_name_ver, offset and size fields and change store field
11882 (name_to_bb_hash, name_to_bb_eq): Adjust for the above changes.
11883 (add_or_mark_expr): Likewise. Only consider previous stores
11884 with the same size and offset.
11885 (nt_init_block): Only look at gimple_assign_single_p stmts,
11886 doesn't look at rhs2.
11888 2012-03-01 Richard Guenther <rguenther@suse.de>
11890 PR middle-end/52443
11891 * tree-cfg.c (verify_gimple_assign_unary): Allow any
11892 conversions from integral types to pointer types.
11894 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
11896 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Restore built-in
11897 defines for __UINT24_MAX__, __INT24_MAX__, __INT24_MIN__
11898 unintentionally removed in r184616.
11900 2012-03-01 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
11902 * doc/invoke.texi: Document AMD bdver2 and remove mentioning
11905 2012-02-29 Jakub Jelinek <jakub@redhat.com>
11906 Uros Bizjak <ubizjak@gmail.com>
11909 * config/i386/sse.md (vec_set<mode>_0): Swap "*r" and "fF"
11910 alternatives, add "e" constraint to the new last alternative
11911 and ! to last 3 alternatives.
11913 2012-02-29 Eric Botcazou <ebotcazou@adacore.com>
11915 * dwarf2out.c (modified_type_die): Set DW_AT_GNAT_descriptive_type and
11916 DW_AT_artificial attributes at the end of the processing.
11917 (gen_array_type_die): Likewise.
11918 (gen_enumeration_type_die): Likewise.
11919 (gen_struct_or_union_type_die): Likewise.
11920 (add_gnat_descriptive_type_attribute): Do not suppress debug info for
11923 2012-02-29 Jakub Jelinek <jakub@redhat.com>
11925 PR middle-end/52419
11926 * expr.c (expand_assignment): If doing misaligned store that doesn't
11927 cover all mode bits, perform a RMW cycle.
11929 PR tree-optimization/52429
11930 * tree-parloops.c (separate_decls_in_region_debug): Return early
11931 if var is LABEL_DECL.
11933 2012-02-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
11935 PR tree-optimization/52424
11936 * tree-ssa-dom.c (dom_opt_leave_block): Push a marker before
11937 calling dom_thread_across_edge.
11939 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
11941 * config/avr/avr.c: Move definition of TARGET macros to end of file.
11943 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
11945 * config/avr/avr-protos.h (avr_output_bld): Remove unused prototype.
11946 * config/avr/avr.c (avr_output_bld): Remove unused function.
11947 (avr_out_sbxx_branch): Use "%T" to print bit position.
11949 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
11951 * config/avr/avr.md: Untabify.
11953 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
11955 * config/avr/avr.md (eqne): New code iterator.
11956 (*dec-and-branchsi): Use it in text peephole's condition.
11957 (*dec-and-branchhi): Ditto.
11958 (*dec-and-branchqi): Ditto.
11960 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
11963 * config/avr/avr.h (ASM_SPEC): Add -mno-skip-bug if we know that
11964 the device does not have the skip-bug.
11966 2012-02-29 Oleg Endo <olegendo@gcc.gnu.org>
11968 * doc/invoke.texi (-msoft-atomic): Add more detailed description.
11969 (-mbranch-cost, -mcbranchdi -mcmpeqdi -mfused-madd
11970 -mpretend-cmove): New.
11972 2012-02-29 Jakub Jelinek <jakub@redhat.com>
11975 * df.h (struct df_d): Adjust comment that hard_regs_live_count
11976 doesn't count DEBUG_INSN refs.
11977 * df-scan.c (df_ref_create_structure): Don't set DF_HARD_REG_LIVE
11978 for DEBUG_INSN refs.
11980 2012-02-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
11984 2012-02-20 Richard Guenther <rguenther@suse.de>
11985 PR tree-optimization/52298
11986 * tree-vect-stmts.c (vectorizable_load): Properly use
11987 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing outer loops.
11989 2012-02-28 Aldy Hernandez <aldyh@redhat.com>
11991 PR middle-end/51752
11992 * gimple.h (gimple_in_transaction): New.
11993 (gimple_set_in_transaction): New.
11994 (struct gimple_statement_base): Add in_transaction field.
11995 * tree-ssa-loop-im.c: (movement_possibility): Restrict movement of
11997 (tree_ssa_lim_initialize): Compute transaction bits.
11998 * tree.h (compute_transaction_bits): Protoize.
11999 * trans-mem.c (tm_region_init): Use the heap to store BB
12001 (compute_transaction_bits): New.
12003 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
12005 * gcc.c (display_help): Document --help=common and sort entries
12008 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
12010 * doc/install.texi: Document check-$LANG specific shortcuts
12012 2012-02-28 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
12015 * config/arm/arm.c (neon_builtin_data): Add entries for vcgeu
12017 * config/arm/arm_neon.h: Regenerate.
12018 * config/arm/neon.md (unspec): Add UNSPEC_VCGEU, and UNSPEC_VCGTU.
12019 (neon_vcgeu): New insn.
12020 (neon_vcgtu): Likewise.
12021 * config/arm/neon.ml (s_8_32, u_8_32): New lists.
12022 (ops): Unsigned comparison intrinsics call a different builtin.
12024 2012-02-28 Richard Guenther <rguenther@suse.de>
12027 * config/i386/i386.c (ix86_expand_vector_set): Fix element
12028 ordering for the VEC_CONCAT for two element vectors for
12029 V2SFmode, V2SImode and V2DImode.
12031 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
12034 * config.gcc (arm*-*-linux*): Use an unambiguous pattern for
12035 detecting big-endian triplets.
12037 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
12039 * arm.c (aapcs_vfp_is_call_or_return_candidate): Only use the machine
12040 mode if there is no type information available.
12042 2012-02-28 Thomas Koenig <tkoenig@gcc.gnu.org>
12044 PR tree-optimization/53207
12045 * doc/invoke.texi: Document as experimental and relying on graphite.
12047 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
12049 * config/avr/avr-devices.c (avr_mcu_type): Adjust NULL part
12050 of initializer to changes from r184614.
12052 2012-02-28 Richard Guenther <rguenther@suse.de>
12054 PR tree-optimization/52395
12055 * tree-sra.c (build_ref_for_offset): Also look at the base
12056 TYPE_ALIGN when figuring out the alignment of the replacement.
12058 2012-02-28 Richard Guenther <rguenther@suse.de>
12060 PR tree-optimization/52402
12061 * ipa-prop.c (ipa_modify_call_arguments): Properly use
12062 mis-aligned types when creating the accesses at the call site.
12064 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
12066 * config/avr/builtins.def: New file.
12067 * config/avr/t-avr (avr.o, avr-c.o): Depend on it.
12068 * config/avr/avr.c (enum avr_builtin_id): Use it.
12069 (avr_init_builtins): Use it. And use avr_bdesc.
12070 (bdesc_1arg): Remove.
12071 (bdesc_2arg): Remove.
12072 (bdesc_3arg): Remove.
12073 (struct avr_builtin_description): Add field n_args.
12074 (avr_bdesc): New static variable using builtins.def.
12075 (avr_expand_builtin): Use it.
12076 Don't call avr_expand_delay_cycles if op0 is not CONST_INT.
12077 (avr_fold_builtin): Fold AVR_BUILTIN_SWAP.
12078 Don't fold AVR_BUILTIN_INSERT_BITS if arg0 is not INTEGER_CST.
12080 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
12083 * config/avr/avr.md (movmem_<mode>): Replace match_operand that
12084 match only one single hard register with respective hard reg rtx.
12085 (movmemx_<mode>): Ditto.
12086 * config/avr/avr.c (avr_emit_movmemhi): Adapt expanding to new
12087 insn anatomy of movmem[x]_<mode>.
12088 (avr_out_movmem): Same for printing assembler and operand usage.
12090 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
12094 * doc/extend.texi (AVR Named Address Spaces): No more try to fix
12095 address spaces located outside of device flash.
12097 * config/avr/avr.h (base_arch_s): Remove field n_segments.
12098 (mcu_type_s): Add field n_flash.
12099 * config/avr/avr-devices.c (avr_arch_types): Remove .n_segments.
12100 Set .have_elpm and .have_elpmx to 1 for avrxmega4 and avrxmega5.
12101 (AVR_MCU): Add N_FLASH argument.
12102 * config/avr/avr-mcus.def (AVR_MCU): Add initializer for .n_flash.
12103 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Only define built-in
12104 macro __FLASH<n> if that address space makes sense for the device.
12105 * config/avr/avr.c (avr_out_lpm): Don't try to fix address spaces
12106 outside of target flash.
12107 (avr_asm_named_section): Ditto.
12108 (avr_asm_select_section): Ditto.
12109 (avr_addr_space_convert): Ditto.
12110 (avr_emit_movmemhi): Ditto.
12111 (avr_nonconst_pointer_addrspace, avr_pgm_check_var_decl): Error if
12112 address space is outside of device flash.
12113 (avr_insert_attributes): Ditto.
12114 (avr_xload_libgcc_p): Use avr_current_device->n_flash instead of
12115 avr_current_arch->n_segments.
12117 2012-02-27 H.J. Lu <hongjiu.lu@intel.com>
12120 * config/i386/i386.md (*movabs<mode>_1): Enable only for TARGET_LP64.
12121 (*movabs<mode>_2): Likewise.
12123 2012-02-27 Jakub Jelinek <jakub@redhat.com>
12126 * config/arm/neon.md (vashr<mode>3, vlshr<mode>3): Use
12127 s_register_operand in the test instead of REG_P. Don't call
12128 gen_reg_rtx if it won't be used.
12130 PR tree-optimization/52376
12131 * ipa-split.c (split_function): Ignore CLOBBER stmts.
12133 2012-02-27 Stuart Henderson <shenders@gcc.gnu.org>
12135 * ifcvt.c (noce_get_condition): Check condition variable is not
12136 small_register_classes_for_mode_p before accepting.
12138 2012-02-27 Uros Bizjak <ubizjak@gmail.com>
12140 * config/i386/i386.md (*movabs<mode>_1): Fix operand 1 constraints.
12142 2012-02-27 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
12145 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
12146 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
12148 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
12150 2012-02-27 Oleg Endo <olegendo@gcc.gnu.org>
12152 * config/sh/sh.h: Delete dead GO_IF_LEGITIMATE_INDEX macro.
12154 2012-02-26 Oleg Endo <olegendo@gcc.gnu.org>
12156 * config/sh/predicates.md: Remove blank lines.
12157 * config/sh/sh.c: Fix typos in comments.
12158 * config/sh/constraints.md: Likewise.
12159 * config/sh/sh.md: Remove blank lines.
12160 Fix typos in comments. Use ;; as comment characters.
12162 2012-02-26 Walter Lee <walt@tilera.com>
12164 * config/tilegx/tilegx.c (match_pcrel_step2): Fix instruction pattern.
12165 (replace_mov_pcrel_step2): Ditto.
12167 2012-02-25 Alexandre Oliva <aoliva@redhat.com>
12170 * alias.c (refs_newer_value_cb, refs_newer_value_p): New.
12171 (get_addr): Walk canonical value's locs. Avoid returning VALUEs
12172 and locs that reference values newer than the non-canonical value
12173 at hand. Return the canonical value as a worst case.
12174 (memrefs_conflict_p): Walk canonical value's locs.
12177 * cselib.c (preserve_only_constants): Rename to...
12178 (preserve_constants_and_equivs): ... this. Split out...
12179 (invariant_or_equiv_p): ... this. Preserve plus expressions
12180 of other preserved expressions too.
12181 (cselib_reset_table): Adjust.
12182 * var-tracking.c (reverse_op): Use canonical value to build
12185 2012-02-23 Kai Tietz <ktietz@redhat.com>
12187 * config/i386/i386.c (ix86_delegitimize_address): Handle
12188 UNSPEC_PCREL plus displacement.
12190 2012-02-24 Georg-Johann Lay <avr@gjlay.de>
12193 * config/avr/avr.c (avr_out_movhi_mr_r_xmega): Use base
12194 to test for unusedness in st X addressing.
12196 2012-02-24 Richard Guenther <rguenther@suse.de>
12198 PR middle-end/52361
12199 * gimple.c (walk_gimple_op): Use predicates with less redundant tests.
12200 (is_gimple_reg_type): Move inline ...
12201 * gimple.h (is_gimple_reg_type): ... here.
12203 2012-02-24 Richard Guenther <rguenther@suse.de>
12205 PR middle-end/52361
12206 * passes.c (execute_function_todo): When verifying SSA form
12207 verify gimple form first.
12208 * tree-ssa.c (verify_ssa): Do not verify gimple form here.
12210 2012-02-24 Richard Guenther <rguenther@suse.de>
12212 PR middle-end/52355
12213 * fold-const.c (fold_addr_of_array_ref_difference): New function.
12214 (fold_binary_loc): Use it to extend the existing &a[i] - &a[j] folding.
12216 2012-02-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
12218 * tree-if-conv (predicate_scalar_phi): Commentary typo fix.
12220 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
12222 * tree-phinodes.c (make_phi_node): Mark static.
12223 * tree-flow.h (make_phi_node): Remove extern decl.
12224 * doc/gimple.texi (make_phi_node): Remove documentation.
12226 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
12228 * tree-into-ssa (update_ssa): Avoid trailing whitespace in dump_file.
12229 * tree-ssa-sccvn.c (print_scc): Ditto.
12231 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
12233 * doc/passes.texi (Full redundancy elimination): Fix typo.
12235 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
12237 * doc/invoke.texi (-fdse, -fdce): Remove duplicate entries.
12239 2012-02-23 Eric Botcazou <ebotcazou@adacore.com>
12242 * haifa-sched.c (rank_for_schedule): Stabilize sort for debug insns.
12244 2012-02-23 Uros Bizjak <ubizjak@gmail.com>
12247 * c-decl.c (start_function): Exit early if decl1 is not FUNTION_DECL.
12249 2012-02-23 Georg-Johann Lay <avr@gjlay.de>
12251 * config/avr/avr.md (code_stdname): Add ior, xor.
12252 (xior): New code iterator.
12253 (*<code_stdname><mode>qi.byte0): Use xior instead of ior.
12254 (*<code_stdname><mode>qi.byte1-3): Ditto.
12256 2012-02-23 Jakub Jelinek <jakub@redhat.com>
12258 PR tree-optimization/52019
12259 * ipa-split.c (find_return_bb, find_retval, visit_bb): Ignore
12262 2012-02-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
12264 * acinclude.m4: Use HAVE_INITFINI_ARRAY_SUPPORT instead of
12265 HAVE_INITFINI_ARRAY to work around namespace pollution in
12266 certain versions of newlib system headers.
12267 * config.in: Regenerate.
12268 * configure: Regenerate.
12269 * config/initfini-array.h: Use HAVE_INITFINI_ARRAY_SUPPORT
12270 instead of HAVE_INITFINI_ARRAY.
12272 2012-02-22 Uros Bizjak <ubizjak@gmail.com>
12275 * config/i386/i386.c (ix86_print_operand) <case 'H'>: Error out if x
12276 is not offsettable memory reference.
12278 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
12281 * config/avr/avr.c (avr_asm_output_aligned_decl_common): Skip
12282 setting avr_need_clear_bss_p for __gnu_lto* symbols.
12284 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
12286 * config/avr/avr.h (avr_accumulate_outgoing_args): Return int.
12287 * config/avr/avr.c (avr_accumulate_outgoing_args): Return int.
12289 2012-02-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
12291 * configure.ac (LIB_TLS_SPEC): Enforce use of alternate thread
12292 library on Solaris 8 even without TLS support.
12293 * configure: Regenerate.
12295 2012-02-22 Richard Guenther <rguenther@suse.de>
12297 PR middle-end/52329
12298 * gimple-fold.c (fold_stmt_1): Also canonicalize ADDR_EXPRs
12299 for GIMPLE_DEBUG stmts.
12301 2012-02-22 Martin Jambor <mjambor@suse.cz>
12303 PR middle-end/51782
12304 * emit-rtl.c (set_mem_attributes_minus_bitpos): Set address space
12305 according to the base object.
12307 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
12309 PR rtl-optimization/50063
12310 * config/avr/avr.md (movhi_sp_r): Handle -1 (unknown IRQ state)
12311 and 2 (8-bit SP) in operand 2.
12312 * config/avr/avr.c (avr_prologue_setup_frame): Adjust prologue
12313 setup to use movhi_sp_r instead of vanilla move to write SP.
12314 Adjust REG_CFA notes to superseed unspec.
12315 (expand_epilogue): Adjust epilogue setup to use movhi_sp_r instead
12317 As function body might contain CLI or SEI: Use irq_state 0 (IRQ
12318 known to be off) only with TARGET_NO_INTERRUPTS. Never use
12319 irq_state 1 (IRQ known to be on) here.
12321 2012-02-21 Bernd Schmidt <bernds@codesourcery.com>
12323 * ira.c (check_allocation): Use REG_WORDS_BIG_ENDIAN, not
12325 * ira-color.c (setup_profitable_hard_regs, check_hard_reg_p,
12326 assign_hard_reg): Likewise.
12328 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
12330 * config/avr/avr.md (neghi2): Remove "!d,0" alternative. Tweak "r,0".
12332 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
12334 * config/avr/avr.md
12335 (*dec-and-branchhi!=-1.d.clobber): New text peephole.
12336 (*dec-and-branchhi!=-1.l.clobber): New text peephole.
12338 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
12340 * config/avr/avr-protos.h (avr_accumulate_outgoing_args): Move
12341 prototype from here to...
12342 * config/avr/avr.h: ...here.
12344 2012-02-21 Richard Earnshaw <rearnsha@arm.com>
12347 * thumb2.md (thumb2_shiftsi3_short): Split register and
12348 immediate shifts. For register shifts tie operands 0 and 1.
12349 (peephole2 for above): Check that register-controlled shifts
12350 have suitably tied operands.
12352 2012-02-21 Quentin Neill <quentin.neill@amd.com>
12355 * config/i386/bdver1.md (bdver1_call, bdver1_push,
12356 bdver1_pop, bdver1_leave, bdver1_lea, bdver1_imul_DI, bdver1_imul,
12357 bdver1_imul_mem_DI, bdver1_imul_mem, bdver1_idiv, bdver1_idiv_mem,
12358 bdver1_str, bdver1_idirect, bdver1_ivector, bdver1_idirect_loadmov,
12359 bdver1_idirect_load, bdver1_ivector_load, bdver1_idirect_movstore,
12360 bdver1_idirect_both, bdver1_ivector_both, bdver1_idirect_store,
12361 bdver1_ivector_store, bdver1_fldxf, bdver1_fld, bdver1_fstxf,
12362 bdver1_fst, bdver1_fist, bdver1_fmov_bdver1, bdver1_fadd_load,
12363 bdver1_fadd, bdver1_fmul_load, bdver1_fmul, bdver1_fsgn,
12364 bdver1_fdiv_load, bdver1_fdiv, bdver1_fpspc_load, bdver1_fpspc,
12365 bdver1_fcmov_load, bdver1_fcmov, bdver1_fcomi_load,
12366 bdver1_fcomi, bdver1_fcom_load, bdver1_fcom,
12367 bdver1_fxch, bdver1_ssevector_avx128_unaligned_load,
12368 bdver1_ssevector_avx256_unaligned_load,
12369 bdver1_ssevector_sse128_unaligned_load,
12370 bdver1_ssevector_avx128_load, bdver1_ssevector_avx256_load,
12371 bdver1_ssevector_sse128_load, bdver1_ssescalar_movq_load,
12372 bdver1_ssescalar_vmovss_load, bdver1_ssescalar_sse128_load,
12373 bdver1_mmxsse_load, bdver1_sse_store_avx256, bdver1_sse_store,
12374 bdver1_mmxsse_store_short, bdver1_ssevector_avx256,
12375 bdver1_movss_movsd, bdver1_mmxssemov, bdver1_sselog_load_256,
12376 bdver1_sselog_256, bdver1_sselog_load, bdver1_sselog,
12377 bdver1_ssecmp_load, bdver1_ssecmp, bdver1_ssecomi_load,
12378 bdver1_ssecomi, bdver1_vcvtX2Y_avx256_load, bdver1_vcvtX2Y_avx256,
12379 bdver1_ssecvt_cvtss2sd_load, bdver1_ssecvt_cvtss2sd,
12380 bdver1_sseicvt_cvtsi2sd_load, bdver1_sseicvt_cvtsi2sd,
12381 bdver1_ssecvt_cvtpd2ps_load, bdver1_ssecvt_cvtpd2ps,
12382 bdver1_ssecvt_cvtdq2ps_load, bdver1_ssecvt_cvtdq2ps,
12383 bdver1_ssecvt_cvtdq2pd_load, bdver1_ssecvt_cvtdq2pd,
12384 bdver1_ssecvt_cvtps2pd_load, bdver1_ssecvt_cvtps2pd,
12385 bdver1_ssecvt_cvtsX2si_load, bdver1_ssecvt_cvtsX2si,
12386 bdver1_ssecvt_cvtpd2pi_load, bdver1_ssecvt_cvtpd2pi,
12387 bdver1_ssecvt_cvtpd2dq_load, bdver1_ssecvt_cvtpd2dq,
12388 bdver1_ssecvt_cvtps2pi_load, bdver1_ssecvt_cvtps2pi,
12389 bdver1_ssemuladd_load_256, bdver1_ssemuladd_256,
12390 bdver1_ssemuladd_load, bdver1_ssemuladd, bdver1_sseimul_load,
12391 bdver1_sseimul, bdver1_sseiadd_load, bdver1_sseiadd,
12392 bdver1_ssediv_double_load_256, bdver1_ssediv_double_256,
12393 bdver1_ssediv_single_load_256, bdver1_ssediv_single_256,
12394 bdver1_ssediv_double_load, bdver1_ssediv_double,
12395 bdver1_ssediv_single_load, bdver1_ssediv_single, bdver1_sseins):
12396 Add "bdver2" attribute.
12398 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
12400 * config/s390/s390.c (s390_option_override): Make -mhard-dfp the
12401 default if possible and not specified otherwise.
12403 2012-02-21 Richard Guenther <rguenther@suse.de>
12405 PR middle-end/52314
12406 * gimplify.c (create_tmp_from_val): Use the main variant type
12407 for the type of the temporary we create.
12409 2012-02-21 Richard Guenther <rguenther@suse.de>
12411 PR tree-optimization/52324
12412 * gimplify.c (gimplify_expr): When re-gimplifying expressions
12413 do not gimplify a MEM_REF address operand if it is already
12416 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
12418 * config/s390/s390.md ("fixuns_trunc<mode>si2"): Replace
12419 TARGET_HARD_FLOAT with TARGET_HARD_DFP.
12421 2012-02-21 Richard Guenther <rguenther@suse.de>
12423 * tree-vect-stmts.c (vectorizable_load): Use pre-computed
12424 nested_in_vect_loop.
12426 2012-02-21 Jakub Jelinek <jakub@redhat.com>
12428 PR tree-optimization/52318
12429 * gimple-fold.c (gimplify_and_update_call_from_tree): Add
12430 vdef also to non-pure/const call stmts in the sequence.
12432 2012-02-21 Tristan Gingold <gingold@adacore.com>
12434 * config/vms/vms-ld.c (main): Fix IDENTIFICATION padding.
12436 2012-02-20 David S. Miller <davem@davemloft.net>
12438 * config/sparc/sparc.md (load_pcrel_sym<P:mode>): Explain why we
12439 don't use the "rd %pc" instruction on v9 for PIC register loads.
12441 2012-02-20 Aldy Hernandez <aldyh@redhat.com>
12443 PR middle-end/52141
12444 * trans-mem.c (ipa_tm_scan_irr_block): Error out on GIMPLE_ASM's
12445 in a transaction safe function.
12447 2012-02-20 Kai Tietz <ktietz@redhat.com>
12450 * stor-layout.c (place_field): Handle desired_align for
12453 2012-02-20 Richard Guenther <rguenther@suse.de>
12455 PR tree-optimization/52298
12456 * tree-vect-stmts.c (vectorizable_store): Properly use
12457 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing
12459 (vectorizable_load): Likewise.
12460 * tree-vect-data-refs.c (vect_analyze_data_ref_access):
12461 Access DR_STEP after ensuring it is not NULL.
12463 2012-02-20 Jakub Jelinek <jakub@redhat.com>
12465 PR tree-optimization/52286
12466 * fold-const.c (fold_binary_loc): For (X & C1) | C2
12467 optimization use double_int_to_tree instead of build_int_cst_wide,
12468 rewrite to use double_int vars.
12470 2012-02-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
12473 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): Require gcc_SUN_LD_VERSION.
12475 Remove -e 0 from $gcc_cv_ld invocation.
12476 Only use __GLIBC_PREREQ if defined.
12477 Enable on Solaris since Solaris 8 patch.
12478 (gcc_SUN_LD_VERSION): New macro.
12479 * configure.ac (ld_ver) <*-*-solaris2*>: Refer to
12480 gcc_SUN_LD_VERSION for version number format.
12481 * configure: Regenerate.
12482 * varasm.c (get_elf_initfini_array_priority_section): Set
12483 SECTION_NOTYPE for non-default priority.
12484 Use get_section instead of get_unnamed_section to emit
12485 .init_array/.fini_array with default priority.
12487 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
12489 * config/mips/mips.c (mips_need_mips16_rdhwr_p): New variable.
12490 (mips_get_tp): Set it. Record that __mips16_rdhwr binds locally.
12491 (mips_start_unique_function, mips_output_mips16_rdhwr)
12492 (mips_code_end): New functions.
12493 (TARGET_ASM_CODE_END): Define.
12495 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
12497 * config/mips/mips.c (mips16_build_call_stub): Add CFI information
12498 to stubs with non-sibling calls.
12500 2012-02-18 Sandra Loosemore <sandra@codesourcery.com>
12502 * doc/invoke.texi (-fira-* options): Copy-edit.
12503 (ira-* parameters): Copy-edit.
12505 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
12507 * doc/invoke.texi: Minor copy-edits to bring into conformance with
12508 GCC coding conventions.
12510 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
12512 * doc/invoke.texi: Consistently hyphenate "big-endian"/"little-endian"
12513 when used as adjectives.
12515 2012-02-16 Sandra Loosemore <sandra@codesourcery.com>
12517 * doc/invoke.texi: Clean up "that"/"which" confusion.
12519 2012-02-17 Steven Bosscher <steven@gcc.gnu.org>
12521 * system.h: Poison SMALL_REGISTER_CLASSES
12522 * config/rl78/rl78.h: Replace SMALL_REGISTER_CLASSES with hook.
12523 * config/rx/rx.h: Remove SMALL_REGISTER_CLASSES.
12525 2012-02-16 Jakub Jelinek <jakub@redhat.com>
12527 PR tree-optimization/52285
12528 * tree-tailcall.c (find_tail_calls): Ignore gimple_clobber_p stmts
12529 when deciding if a call is a tail call or tail recursion.
12531 2012-02-16 Kai Tietz <ktietz@redhat.com>
12533 * config/i386/i386.c (legitimate_pic_address_disp_p): Allow
12534 interger-constant displacement for UNSPEC_PCREL.
12536 2012-02-16 Jakub Jelinek <jakub@redhat.com>
12538 PR rtl-optimization/52208
12539 * ira-costs.c (scan_one_insn): Don't decrease mem_cost
12540 for MEMs with REG_EQUIV, if the MEM isn't general_operand.
12542 PR tree-optimization/52255
12543 * tree-vect-loop-manip.c (slpeel_tree_peel_loop_to_edge): If
12544 loop->header has virtual PHI, but exit_e->dest doesn't, add
12545 virtual PHI to exit_e->dest and adjust all uses after the loop.
12548 * dwarf2out.c (copy_decls_walk): Fill in *slot before traversing
12549 children with clone_tree_hash, not after it.
12551 2012-02-16 Iain Sandoe <iains@gcc.gnu.org>
12553 * config/darwin.h (ASM_OUTPUT_LABELREF): Add user label prefix for
12554 extended identifiers.
12556 2012-02-16 Jakub Jelinek <jakub@redhat.com>
12558 PR middle-end/51929
12559 * cgraphunit.c (verify_edge_corresponds_to_fndecl): If node is
12560 a same_body_alias, also test whether e->callee isn't a former
12561 or current clone of the decl this is a same body alias of.
12563 PR translation/52264
12564 * cgraphunit.c (verify_cgraph_node): Fix a typo.
12566 2012-02-15 Sandra Loosemore <sandra@codesourcery.com>
12568 * doc/invoke.texi: Clean up "n-bit/byte/word" modifiers.
12570 2012-02-15 Michael Meissner <meissner@linux.vnet.ibm.com>
12573 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Use
12574 force_reg instead of copy_to_reg for better optimization. Force
12575 non-register or memory operands into a register.
12577 2012-02-15 Andrew MacLeod <amacleod@redhat.com>
12579 * extend.texi: Reserve upper bits of memory model for future use.
12581 2012-01-15 Georg-Johann Lay <avr@gjlay.de>
12582 Anatoly Sokolov <aesok@post.ru>
12583 Eric Weddington <eric.weddington@atmel.com>
12586 * config/avr/avr-devices.c (avr_arch_types): Add avrxmega2,
12587 avrxmega4, avrxmega5, avrxmega6, avrxmega7.
12588 Rewrite initializers for .macro.
12589 * config/avr/avr-mcus.def (AVR_MCU): Add known MCUs:
12590 avrxmega2: atxmega16a4, atxmega16d4, atxmega16x1, atxmega32a4
12591 atxmega32d4, atxmega32x1.
12592 avrxmega4: atxmega64a3, atxmega64d3.
12593 avrxmega5: atxmega64a1, atxmega64a1u.
12594 avrxmega6: atxmega128a3, atxmega128d3, atxmega192a3, atxmega192d3,
12595 atxmega256a3, atxmega256a3b, atxmega256a3bu, atxmega256d3.
12596 avrxmega7: atxmega128a1, atxmega128a1u.
12597 * config/avr/avr.h (enum avr_arch): Add: ARCH_AVRXMEGA2,
12598 ARCH_AVRXMEGA4, ARCH_AVRXMEGA5, ARCH_AVRXMEGA6, ARCH_AVRXMEGA7.
12599 (struct base_arch_s): Rename reserved to xmega_p.
12600 Rename reserved2 to have_rampd.
12601 (AVR_XMEGA): New define.
12602 (AVR_HAVE_RAMPD, AVR_HAVE_RAMPX, AVR_HAVE_RAMPY): New defines.
12603 (AVR_HAVE_RAMPZ): Change definition to fit xmega.
12604 * config/avr/predicates.md (io_address_operand): Take into
12605 account SFR offset.
12606 (low_io_address_operand): Ditto.
12607 (high_io_address_operand): Ditto.
12608 * config/avr/avr.md (isa): Add alternatives no_xmega, xmega.
12609 (enabled, movhi_sp_r): Use them.
12610 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use
12611 cpp_define_formatted to built-in define __AVR_ARCH__.
12612 (__AVR_XMEGA__): New built-in define.
12613 (__AVR_HAVE_RAMPD__): New built-in define.
12614 (__AVR_HAVE_RAMPX__): New built-in define.
12615 (__AVR_HAVE_RAMPY__): New built-in define.
12616 (__AVR_HAVE_RAMPZ__): Change condition when to built-in define it.
12618 * config/avr/avr.c (avr_addr_t): Add ccp, rampd, rampx, rampy.
12619 (avr_option_override): Initialize them.
12620 (sreg_rtx, rampd_rtx, rampx_rtx, rampy_rtx): New GTY rtx.
12621 (avr_init_expanders): Initialize them. No more block several calls.
12622 (emit_push_sfr): New static function.
12623 (avr_prologue_setup_frame): Use it to push SREG, RAMPD/X/Y/Z as needed.
12625 (expand_epilogue): Handle AVR_XMEGA. Pop RAMPD/X/Y/Z as needed.
12626 (avr_print_operand): Print addreeses as symbols for
12627 RAMPX, RAMPY, RAMPD, CCP.
12628 (output_movhi): Handle AVR_XMEGA when writing to SP.
12629 (avr_out_movhi_mr_r_xmega): New static function.
12630 (out_movhi_mr_r): Forward to avr_out_movhi_mr_r_xmega for AVR_XMEGA.
12631 (avr_file_start): Print symbol defines for __RAMPX__, __RAMPY__,
12632 __RAMPD__, __CCP__ as needed.
12634 * config/avr/multilib.h: Regenerate.
12635 * config/avr/t-multilib: Regenerate.
12636 * config/avr/avr-tables.opt: Regenerate.
12638 2012-02-15 Tobias Grosser <grosser@fim.uni-passau.de>
12640 PR tree-optimization/50561
12641 * graphite-flattening.c (lst_project_loop): Do not
12642 remove old scattering dimensions after flattening.
12643 (lst_do_flatten): Likewise.
12645 2012-02-15 Georg-Johann Lay <avr@gjlay.de>
12647 * doc/extend.texi (AVR Built-in Functions): Remove doc for
12648 __builtin_avr_map8, __builtin_avr_map16.
12649 Document __builtin_avr_insert_bits.
12651 * config/avr/avr.md (map_bitsqi, map_bitshi): Remove.
12652 (insert_bits): New insn.
12653 (adjust_len.map_bits): Rename to insert_bits.
12654 (UNSPEC_MAP_BITS): Rename to UNSPEC_INSERT_BITS.
12655 * avr-protos.h (avr_out_map_bits): Remove.
12656 (avr_out_insert_bits, avr_has_nibble_0xf): New.
12657 * config/avr/constraints.md (Cxf,C0f): New.
12658 * config/avr/avr.c (avr_cpu_cpp_builtins): Remove built-in
12659 defines __BUILTIN_AVR_MAP8, __BUILTIN_AVR_MAP16.
12660 New built-in define __BUILTIN_AVR_INSERT_BITS.
12661 * config/avr/avr.c (TARGET_FOLD_BUILTIN): New define.
12662 (enum avr_builtin_id): Add AVR_BUILTIN_INSERT_BITS.
12663 (avr_move_bits): Rewrite.
12664 (avr_fold_builtin, avr_map_metric, avr_map_decompose): New static
12666 (avr_map_op_t): New typedef.
12667 (avr_map_op): New static variable.
12668 (avr_out_insert_bits, avr_has_nibble_0xf): New functions.
12669 (adjust_insn_length): Handle ADJUST_LEN_INSERT_BITS.
12670 (avr_init_builtins): Add definition for __builtin_avr_insert_bits.
12671 (bdesc_3arg, avr_expand_triop_builtin): New.
12672 (avr_expand_builtin): Use them. And handle AVR_BUILTIN_INSERT_BITS.
12673 (avr_revert_map, avr_swap_map, avr_id_map, avr_sig_map): Remove.
12674 (avr_map_hamming_byte, avr_map_hamming_nonstrict): Remove.
12675 (avr_map_equal_p, avr_map_sig_p): Remove.
12676 (avr_out_swap_bits, avr_out_revert_bits, avr_out_map_bits): Remove.
12677 (bdesc_2arg): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
12678 (adjust_insn_length): Remove handling for ADJUST_LEN_MAP_BITS.
12679 (enum avr_builtin_id): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
12680 (avr_init_builtins): Remove __builtin_avr_map8, __builtin_avr_map16.
12681 (avr_expand_builtin): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
12683 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
12685 * config/c6x/c6x.md (reserve_cycles): New attribute.
12686 * config/c6x/c6x.c (c6x_sched_reorder_1): Ensure insns we predicate
12687 don't reserve functional units after the branch occurs.
12689 2012-02-14 Aldy Hernandez <aldyh@redhat.com>
12691 PR middle-end/52142
12692 * ipa-inline.c (can_inline_edge_p): Do not inline tm_pure
12693 functions into non-tm_pure functions.
12695 2012-02-14 Eric Botcazou <ebotcazou@adacore.com>
12698 * gimple.c (iterative_hash_gimple_type): Use RECORD_OR_UNION_TYPE_P.
12699 (iterative_hash_canonical_type): Likewise.
12700 * tree-ssa-pre.c (fini_pre): Clean up the CFG only after purging all
12703 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
12705 * haifa-sched.c (prune_ready_list): Ensure that if there is a
12706 sched-group insn, it either remains alone or the entire list is pruned.
12708 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
12710 * doc/install.texi (Prerequisites): Fix grammar.
12711 (Configuration): Likewise.
12713 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
12715 * doc/install.texi (Prerequisites): Suggest building GMP, MPFR and
12716 MPC as part of GCC before describing configuring with --with-gmp etc.
12717 (Installing GCC: Configuration): --with-gmp etc. aren't needed if
12718 sources are present.
12720 2012-02-14 Jakub Jelinek <jakub@redhat.com>
12723 * dwarf2out.c (clone_tree_hash): New function.
12724 (copy_decls_walk): Use it instead of clone_tree.
12726 2012-02-14 Richard Guenther <rguenther@suse.de>
12728 PR tree-optimization/52244
12729 PR tree-optimization/51528
12730 * tree-sra.c (analyze_access_subtree): Only create INTEGER_TYPE
12731 replacements for integral types.
12733 2012-02-14 Walter Lee <walt@tilera.com>
12735 * config.gcc: Handle tilegx and tilepro.
12736 * configure.ac (gcc_cv_as_dwarf2_debug_line): Enable test for
12737 tilegx and tilepro.
12738 Add HAVE_AS_TLS check for tilegx and tilepro.
12739 * configure: Regenerate.
12740 * doc/contrib.texi: Add Mat Hostetter and self.
12741 * doc/extend.texi (TILE-Gx Built-in Functions): New node.
12742 Document instruction intrinsics and network accessing intrinsics.
12743 (TILEPro Built-in Functions): New node. Document instruction
12744 intrinsics and network accessing intrinsics.
12745 * doc/install.texi (Specific, tilegx-*-linux*): Document it.
12746 (Specific, tilepro-*-linux*): Likewise.
12747 * doc/invoke.texi (TILE-Gx Options): New section.
12748 (TILEPro Options): New section.
12749 * doc/md.texi (TILE-Gx): New section.
12750 (TILEPro): New section.
12751 * common/config/tilegx/tilegx-common.c: New file.
12752 * common/config/tilepro/tilepro-common.c: New file.
12753 * config/tilegx/constraints.md: New file.
12754 * config/tilegx/linux.h: New file.
12755 * config/tilegx/mul-tables.c: New file.
12756 * config/tilegx/predicates.md: New file.
12757 * config/tilegx/sync.md: New file.
12758 * config/tilegx/t-tilegx: New file.
12759 * config/tilegx/tilegx-builtins.h: New file.
12760 * config/tilegx/tilegx-c.c: New file.
12761 * config/tilegx/tilegx-generic.md: New file.
12762 * config/tilegx/tilegx-modes.def: New file.
12763 * config/tilegx/tilegx-multiply.h: New file.
12764 * config/tilegx/tilegx-protos.h: New file.
12765 * config/tilegx/tilegx.c: New file.
12766 * config/tilegx/tilegx.h: New file.
12767 * config/tilegx/tilegx.md: New file.
12768 * config/tilegx/tilegx.opt: New file.
12769 * config/tilepro/constraints.md: New file.
12770 * config/tilepro/gen-mul-tables.cc: New file.
12771 * config/tilepro/linux.h: New file.
12772 * config/tilepro/mul-tables.c: New file.
12773 * config/tilepro/predicates.md: New file.
12774 * config/tilepro/t-tilepro: New file.
12775 * config/tilepro/tilepro-builtins.h: New file.
12776 * config/tilepro/tilepro-c.c: New file.
12777 * config/tilepro/tilepro-generic.md: New file.
12778 * config/tilepro/tilepro-modes.def: New file.
12779 * config/tilepro/tilepro-multiply.h: New file.
12780 * config/tilepro/tilepro-protos.h: New file.
12781 * config/tilepro/tilepro.c: New file.
12782 * config/tilepro/tilepro.h: New file.
12783 * config/tilepro/tilepro.md: New file.
12784 * config/tilepro/tilepro.opt: New file.
12786 2012-02-14 Jakub Jelinek <jakub@redhat.com>
12788 PR tree-optimization/52210
12789 * tree-vect-slp.c (vect_get_and_check_slp_defs): Call
12790 vect_model_simple_cost with two entry vect_def_type array instead
12791 of an address of dt.
12793 2012-02-14 Richard Guenther <rguenther@suse.de>
12796 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
12797 Do not stream DECL_QUALIFIER.
12798 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
12799 * tree.c (free_lang_data_in_decl): Free DECL_QUALIFIER.
12800 (find_decls_types_r): Do not walk DECL_QUALIFIER.
12802 2012-02-14 Jakub Jelinek <jakub@redhat.com>
12805 * c-decl.c (merge_decls): Copy DECL_USER_ALIGN bit from olddecl to
12808 2012-02-13 Jakub Jelinek <jakub@redhat.com>
12811 * cselib.h (cselib_subst_to_values_from_insn): New prototype.
12812 * cselib.c (cselib_subst_to_values_from_insn): New function.
12813 * sched-deps.c (add_insn_mem_dependence,
12814 sched_analyze_1, sched_analyze_2): Use it.
12816 2012-02-13 Jan Hubicka <jh@suse.cz>
12818 PR middle-end/52214
12819 * predict.c (predict_paths_for_bb): Fix thinko in prevoius patch.
12821 2012-02-13 Eric Botcazou <ebotcazou@adacore.com>
12823 * gcc.c (LINK_COMMAND_SPEC): Deal with -fgnu-tm.
12824 (GTM_SELF_SPECS): Define if not already defined.
12825 (driver_self_specs): Add GTM_SELF_SPECS.
12826 * config/darwin.h (LINK_COMMAND_SPEC_A): Deal with -fgnu-tm.
12827 (GTM_SELF_SPECS): Define.
12828 * config/i386/cygwin.h (GTM_SELF_SPECS): Likewise.
12829 * config/i386/mingw32.h (GTM_SELF_SPECS): Likewise.
12831 2012-02-13 Jakub Jelinek <jakub@redhat.com>
12833 * cselib.c (expand_loc): Return sp, fp, hfp or cfa base reg right
12836 * cselib.c (dump_cselib_val): Don't assume l->setting_insn is non-NULL.
12838 PR middle-end/52230
12839 * omp-low.c (expand_omp_for): If a static schedule without chunk size
12840 has NULL region->cont, force fd.chunk_size to be integer_zero_node.
12842 2012-02-13 Andrew MacLeod <amacleod@redhat.com>
12845 * doc/extend.texi : Fix another __atomic_compare_exchange typo.
12847 2012-02-13 Richard Guenther <rguenther@suse.de>
12849 PR translation/52211
12850 * passes.c (enable_disable_pass): Fix typo.
12852 2012-02-13 Jakub Jelinek <jakub@redhat.com>
12854 PR middle-end/52209
12855 * expr.c (expand_expr_real_2) <case BIT_NOT_EXPR>: Only expand using
12856 XOR for reduce_bit_field if type is unsigned.
12858 2012-02-12 Eric Botcazou <ebotcazou@adacore.com>
12860 * config/sparc/sparc.h (CANNOT_CHANGE_MODE_CLASS): In 64-bit mode,
12861 disallow changes from SFmode to mode with different size in FP regs.
12863 2012-02-12 Robert Millan <rmh@gnu.org>
12864 Gerald Pfeifer <gerald@pfeifer.com>
12866 * ginclude/stddef.h [__FreeBSD_kernel__] (__size_t): Do not define.
12869 2012-02-11 Richard Sandiford <rdsandiford@googlemail.com>
12871 PR rtl-optimization/52175
12872 * reorg.c (fill_slots_from_thread): Don't apply add/sub optimization
12873 to frame-related instructions.
12875 2012-02-10 Jason Merrill <jason@redhat.com>
12878 * tlink.c (demangled_hash_entry): Change mangled to a VEC.
12879 (demangle_new_symbols): Fill it.
12880 (scan_linker_output): Walk it.
12881 (start_tweaking): Split out from scan_linker_output.
12882 (maybe_tweak): Update sym->chosen.
12883 * Makefile.in (COLLECT2_OBJS): Add vec.o and gcc-none.o
12885 2012-02-11 Jakub Jelinek <jakub@redhat.com>
12888 * reg-stack.c (subst_stack_regs_in_debug_insn): Don't use get_true_reg.
12890 2012-02-11 Uros Bizjak <ubizjak@gmail.com>
12892 * compare-elim.c (find_comparisons_in_bb): Eliminate only compares
12893 having the same mode as previous compare.
12895 2012-02-10 Eric Botcazou <ebotcazou@adacore.com>
12897 * config/sparc/sparc.c (sparc_flat_expand_prologue): Use emit_use.
12898 * config/sparc/sparc.md (UNSPECV_GOTO): Delete.
12899 (nonlocal_goto_internal): Likewise.
12900 (nonlocal_goto): Emit a use and an indirect jump directly.
12902 2012-02-10 Andrew MacLeod <amacleod@redhat.com>
12905 * doc/extend.texi : Update comments for __atomic_compare_exchange and
12906 __atomic_{is,always}_lock_free.
12908 2012-02-10 Uros Bizjak <ubizjak@gmail.com>
12911 * config/i386/i386.c (ix86_legitimate_address_p): Disallow
12912 negative constant address for TARGET_X32.
12914 2012-02-10 Richard Henderson <rth@redhat.com>
12916 * tree-ssa-dce.c (propagate_necessity): Handle GIMPLE_TRANSACTION.
12917 * tree-ssa-operands.c (parse_ssa_operands): Add virtual operands
12918 for GIMPLE_TRANSACTION. Tidy if's into a switch.
12920 2012-02-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
12921 Ira Rosen <irar@il.ibm.com>
12923 PR tree-optimization/50031
12924 * targhooks.c (default_builtin_vectorization_cost): Handle
12925 vec_promote_demote.
12926 * target.h (enum vect_cost_for_stmt): Add vec_promote_demote.
12927 * tree-vect-loop.c (vect_get_single_scalar_iteraion_cost): Handle
12928 all types of reduction and pattern statements.
12929 (vect_estimate_min_profitable_iters): Likewise.
12930 * tree-vect-stmts.c (vect_model_promotion_demotion_cost): New function.
12931 (vect_get_load_cost): Use vec_perm for permutations; add dump logic
12932 for explicit realigns.
12933 (vectorizable_conversion): Call vect_model_promotion_demotion_cost.
12934 * config/spu/spu.c (spu_builtin_vectorization_cost): Handle
12935 vec_promote_demote.
12936 * config/i386/i386.c (ix86_builtin_vectorization_cost): Likewise.
12937 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Update
12938 vec_perm for VSX and handle vec_promote_demote.
12940 2012-02-10 Jakub Jelinek <jakub@redhat.com>
12942 PR middle-end/52177
12943 * builtins.c (fold_builtin_atomic_always_lock_free,
12944 expand_builtin_atomic_always_lock_free,
12945 fold_builtin_atomic_is_lock_free, expand_builtin_atomic_is_lock_free):
12946 Return and/or test boolean_true_node/boolean_false_node instead of
12947 integer_one_node/integer_zero_node.
12949 2012-02-10 Jan Hubicka <jh@suse.cz>
12951 PR middle-end/48600
12952 * predict.c (predict_paths_for_bb): Prevent looping.
12953 (predict_paths_leading_to_edge, predict_paths_leading_to): Update.
12955 2012-02-10 Roman Zhuykov <zhroma@ispras.ru>
12957 * config/arm/arm.c (output_move_double): In one case properly
12958 count number of instructions that will be emitted.
12960 2012-02-10 Richard Guenther <rguenther@suse.de>
12962 PR translation/52193
12963 * cgraphunit.c (cgraph_mark_functions_to_output): Fix typo.
12965 2012-02-09 Peter Bergner <bergner@vnet.ibm.com>
12967 PR middle-end/52140
12968 * dojump.c (do_compare_rtx_and_jump): Use SCALAR_FLOAT_MODE_P.
12970 2012-02-09 Jakub Jelinek <jakub@redhat.com>
12973 * var-tracking.c (emit_note_insn_var_location): If
12974 EMIT_NOTE_BEFORE_INSN and insn is NOTE_INSN_CALL_ARG_LOCATION,
12975 emit it before next non-NOTE_INSN_CALL_ARG_LOCATION
12976 non-NOTE_DURING_CALL_P insn.
12978 2012-02-09 Bin Cheng <bin.cheng@arm.com>
12980 PR middle-end/51867
12981 * builtins.c (expand_builtin): Don't check DECL_ASSEMBLER_NAME_SET_P.
12983 2012-02-08 Magnus Granberg <zorry@gentoo.org>
12986 * gcc.c (switch_matches) Support switches with separated form,
12989 2012-02-08 Georg-Johann Lay <avr@gjlay.de>
12991 * config/avr/avr.md (SREG_ADDR): Remove constant definition.
12993 (RAMPZ_ADDR): Ditto.
12994 * config/avr/avr.c (avr_addr_t): New typedef.
12995 (avr_addr): New struct to hold RAM address of SPL, SPH, RAMPZ, SREG.
12996 (avr_init_expanders): Initialize it.
12997 (expand_prologue): Use avr_addr instead of RAMPZ_ADDR, SP_ADDR,
12999 (expand_epilogue): Ditto.
13000 (avr_print_operand): Ditto.
13001 (avr_file_start): Ditto.
13002 (avr_emit_movmemhi): Ditto.
13004 2012-02-08 Richard Guenther <rguenther@suse.de>
13006 PR tree-optimization/46886
13007 * tree-flow.h (do_while_loop_p): Declare.
13008 * tree-ssa-loop-ch.c (do_while_loop_p): Export.
13009 * tree-parloops.c (parallelize_loops): Only parallelize do-while loops.
13011 2012-02-08 Andrew MacLeod <amacleod@redhat.com>
13013 * optabs.c (expand_atomic_load): Do not assume compare_and_swap will
13014 always succeed for integers larger than a native word.
13016 2012-02-08 Richard Guenther <rguenther@suse.de>
13018 PR rtl-optimization/52170
13019 * simplify-rtx.c (simplify_plus_minus): Use CONSTM1_RTX to
13020 properly handle integer vector modes.
13022 2012-02-08 Jakub Jelinek <jakub@redhat.com>
13024 PR gcov-profile/52150
13025 * coverage.c: Include target.h.
13026 (build_var): Call targetm.strip_name_encoding on the assembler name.
13027 Change one _ into . or $ if the target allows it.
13028 * Makefile.in (coverage.o): Depend on $(TARGET_H).
13030 PR rtl-optimization/52139
13031 * cfgrtl.c (cfg_layout_merge_blocks): If BB_END
13032 is a BARRIER after emit_insn_after_noloc, move BB_END
13033 to the last non-BARRIER insn before it.
13035 2012-02-07 Richard Sandiford <rdsandiford@googlemail.com>
13037 PR middle-end/24306
13038 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): New function.
13039 (mips_gimplify_va_arg_expr): Call it instead of
13040 std_gimplify_va_arg_expr.
13042 2012-02-07 Michael Meissner <meissner@linux.vnet.ibm.com>
13044 * config/rs6000/rs6000.c (rs6000_trampoline_init): Fix error
13045 message for -mno-pointers-to-nested-function.
13047 2012-02-07 Eric Botcazou <ebotcazou@adacore.com>
13049 PR middle-end/51994
13050 * expr.c (get_inner_reference): If there is an offset, add a negative
13051 bit position to it (if any).
13053 2012-02-07 Jakub Jelinek <jakub@redhat.com>
13055 PR rtl-optimization/52060
13056 * combine.c (try_combine): Add i0src_copy and i0src_copy2 variables,
13057 copy i1src to i1src_copy whenever added_sets_2 && i1_feeds_i2_n already
13058 before i1dest -> i1src substitution in newpat, copy i0src to i0src_copy
13059 and/or i0src_copy2 when needed.
13061 2012-02-07 Jakub Jelinek <jakub@redhat.com>
13063 * gcc.c (main): Don't look for lto-wrapper or lto-wrapper
13064 or LTOPLUGINSONAME if have_c.
13066 * config/freebsd-spec.h: Add comment about what macros can be defined
13068 (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): Don't define here.
13069 * config/freebsd.h (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): But
13072 2012-02-07 Richard Guenther <rguenther@suse.de>
13074 * gimple-pretty-print.c (dump_gimple_phi): Avoid excessive
13075 newline in -alias dumps.
13077 2012-02-07 Kai Tietz <ktietz@redhat.com>
13078 Dave Korn <dave.korn.cygwin@gmail.com>
13081 * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition):
13082 Take care that typinfo gets dllexport-attribute.
13084 2012-02-07 Jakub Jelinek <jakub@redhat.com>
13086 PR middle-end/52074
13087 * expr.c (expand_expr_addr_expr_1): For CONSTANT_CLASS_P or CONST_DECL
13088 if modifier < EXPAND_SUM call force_operand on the result.
13090 2012-02-07 Joern Rennecke <joern.rennecke@embecosm.com>
13092 * config/epiphany/epiphany.h (ASM_DECLARE_FUNCTION_SIZE): Redefine,
13093 adding __forwarder_dst__ prefix if a forwarder_section attribute is
13095 (epiphany_function_type): Replace types for specific interrupts with
13096 EPIPHANY_FUNCTION_INTERRUPT.
13097 (EPIPHANY_INTERRUPT_P): Update.
13098 * config/epiphany/epiphany.c (epiphany_handle_forwarder_attribute):
13099 New static function.
13100 (epiphany_attribute_table) <interrupt>: min_len is 0, max_len is 9.
13101 <disinterrupt>: Affects type identity.
13102 (epiphany_handle_interrupt_attribute): Handle variable number of
13104 (epiphany_compute_function_type): Update for new
13105 epiphany_function_type definition.
13106 (epiphany_expand_prologue): Don't save (reg:DI GPR_0) for interrupt
13107 handlers with a longcall forwarder.
13108 (epiphany_start_function): Handle multiple interrupt arguments and/or
13109 forwarder_section attribute.
13111 * config/epiphany/epiphany.h (LIB_SPEC): Link libc again after
13114 2012-02-07 Alan Modra <amodra@gmail.com>
13117 * config/rs6000/rs6000.c (rs6000_emit_move): Don't create DImode
13120 2012-02-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
13122 PR tree-optimization/50969
13123 * tree-vect-stmts.c (vect_model_store_cost): Correct statement cost to
13124 use vec_perm rather than vector_stmt.
13125 (vect_model_load_cost): Likewise.
13126 * config/i386/i386.c (ix86_builtin_vectorization_cost): Change cost of
13127 vec_perm to be the same as other vector statements.
13128 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Revise
13129 cost of vec_perm for TARGET_VSX.
13131 2012-02-06 Richard Guenther <rguenther@suse.de>
13133 PR tree-optimization/52115
13134 * tree-sra.c (access_has_replacements_p): New function.
13135 (sra_modify_assign): Use it to decide whether a use is uninitialized.
13137 2012-02-06 Patrick Marlier <patrick.marlier@gmail.com>
13139 PR middle-end/52047
13140 * trans-mem.c (expand_call_tm): Add an assertion.
13141 * calls.c (flags_from_decl_or_type): Add ECF_TM_PURE to 'no vops'
13144 2012-02-06 Richard Guenther <rguenther@suse.de>
13146 PR tree-optimization/50955
13147 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Artificially
13148 raise cost of expressions that replace an address with an
13149 expression based on a different pointer.
13151 2012-02-06 Jakub Jelinek <jakub@redhat.com>
13154 * calls.c (mem_overlaps_already_clobbered_arg_p): If val is
13155 CONST_INT_P, subtract resp. add crtl->args.pretend_args_size to it.
13157 2012-02-06 Jonathan Wakely <jwakely.gcc@gmail.com>
13160 * doc/invoke.texi (C++ Dialect Options): Use @option markup for
13161 -Weffc++ and specify guidelines come from second edition.
13163 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
13165 * config/mips/mips.md (sibcall_internal, sibcall_value_internal)
13166 (sibcall_value_multiple_internal, call_split, call_internal_direct)
13167 (call_direct_split, call_value_split, call_value_internal_direct)
13168 (call_value_direct_split, call_value_multiple_split): Use jal and
13169 jal_macro attributes.
13171 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
13173 * reload1.c (reload_regs_reach_end_p): Replace with...
13174 (reload_reg_rtx_reaches_end_p): ...this function.
13175 (new_spill_reg_store): Update commentary.
13176 (emit_input_reload_insns): Don't clear new_spill_reg_store here.
13177 (emit_output_reload_insns): Check reload_reg_rtx_reaches_end_p
13178 before setting new_spill_reg_store.
13179 (emit_reload_insns): Use a separate loop to clear new_spill_reg_store.
13180 Use reload_reg_rtx_reaches_end_p instead of reload_regs_reach_end_p.
13181 Also use reload_reg_rtx_reaches_end_p when reading new_spill_reg_store
13182 for non-spill reload registers.
13184 2012-02-05 Ira Rosen <irar@il.ibm.com>
13186 PR tree-optimization/52091
13187 * tree-vectorizer.h (vect_is_simple_use): Add an argument.
13188 (vect_is_simple_use_1): Likewise.
13189 * tree-vect-loop.c (vectorizable_reduction): Update calls
13190 to vect_is_simple_use_1 and vect_is_simple_use.
13191 (vectorizable_live_operation): Likewise.
13192 * tree-vect-patterns.c (widened_name_p,
13193 vect_recog_vector_vector_shift_pattern, check_bool_pattern): Likewise.
13194 * tree-vect-stmts.c (process_use, vect_get_vec_def_for_operand,
13195 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
13196 vectorizable_shift,vectorizable_operation, vectorizable_store,
13197 vectorizable_load): Likewise.
13198 (vect_is_simple_cond): Add an argument, pass it to
13199 vect_is_simple_use_1.
13200 (vectorizable_condition): Update calls to vect_is_simple_cond,
13201 vect_is_simple_use.
13202 (vect_is_simple_use): Add an argument, the statement in which
13203 OPERAND is used. Check that if OPERAND's def stmt is a double
13204 reduction phi node, the use is a phi node too.
13205 (vect_is_simple_use_1): Add an argument, pass it to
13206 vect_is_simple_use.
13207 * tree-vect-slp.c (vect_get_and_check_slp_defs): Update a call
13208 to vect_is_simple_use.
13210 2012-02-04 Jakub Jelinek <jakub@redhat.com>
13212 PR rtl-optimization/52095
13213 * modulo-sched.c (dump_insn_locator): New function.
13214 (loop_canon_p, sms_schedule): Use it.
13216 PR rtl-optimization/52113
13217 * lower-subreg.c (decompose_multiword_subregs): Call recog_memoized
13218 even for decomposable shift/zext insns.
13220 2012-02-03 Jakub Jelinek <jakub@redhat.com>
13221 Zdenek Dvorak <ook@ucw.cz>
13223 PR rtl-optimization/52092
13224 * loop-unswitch.c (unswitch_single_loop): Call copy_rtx_if_shared
13225 on get_iv_value result.
13227 2012-02-02 Andrew Pinski <apinski@cavium.com>
13229 PR middle-end/47982
13230 PR middle-end/43967
13231 * doc/libgcc.texi (__udivmoddi4/__udivmodti4): Fix documentation typo.
13233 2012-02-02 Jakub Jelinek <jakub@redhat.com>
13235 PR middle-end/48071
13236 * diagnostic.c (diagnostic_finish): Remove trailing newlines.
13238 2012-02-02 Vladimir Makarov <vmakarov@redhat.com>
13240 PR rtl-optimization/49800
13241 * haifa-sched.c (sched_init): Call regstat_init_n_sets_and_refs.
13242 (sched_finish): Call regstat_free_n_sets_and_refs.
13244 2012-02-02 Jia Liu <proljc@gmail.com>
13246 * config/mips/mips-dspr2.md (mips_prepend): Mask operand 3 rather
13249 2012-02-02 Jan Hubicka <jh@suse.cz>
13250 Tom de Vries <tom@codesourcery.com>
13252 PR middle-end/51998
13253 * cgraphunit.c (cgraph_analyze_function): Break cyclic aliases.
13254 * varpool.c (varpool_analyze_pending_decls): Likewise.
13256 2012-02-02 Sumanth G <sumanth.gundapaneni@kpitcummins.com>
13257 Jayant R Sonar <jayant.sonar@kpitcummins.com>
13259 * config.gcc: Add cr16-* support.
13261 * doc/extend.texi: Document cr16 extensions.
13262 * doc/install.texi: Document cr16 install.
13263 * doc/invoke.texi: Document cr16 options.
13264 * doc/md.texi: Document cr16 constraints.
13266 * common/config/cr16/cr16-common.c: New file.
13267 * config/cr16/cr16.c: New file.
13268 * config/cr16/cr16.h: New file.
13269 * config/cr16/cr16.md: New file.
13270 * config/cr16/cr16.opt: New file.
13271 * config/cr16/cr16-protos.h: New file.
13272 * config/cr16/predicates.md: New file.
13273 * config/cr16/constraints.md: New file.
13274 * config/cr16/t-cr16: New file.
13276 2012-02-02 Jakub Jelinek <jakub@redhat.com>
13279 * config/i386/i386.md (*addqi_2 peephole with SImode addition): Check
13280 that operands[2] is either immediate, or q_regs_operand.
13282 PR tree-optimization/52073
13283 * tree-vect-stmts.c (vect_mark_relevant): When checking uses of
13284 a pattern stmt for pattern uses, ignore uses outside of the loop.
13286 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
13288 * config/avr/avr.c: Resolve all AS1 and AS2 macros.
13289 * config/avr/avr.h (AS1, AS2, AS2C, AS3): Remove.
13290 (OUT_AS1, OUT_AS2): Remove.
13292 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
13294 PR rtl-optimization/51374
13295 * combine.c (can_combine_p): Don't allow volatile_refs_p insns
13296 to cross other volatile_refs_p insns.
13298 2012-02-01 Richard Guenther <rguenther@suse.de>
13300 * doc/invoke.texi (fno-inline): Clarify documentation.
13301 (finline-small-functions): Likewise.
13302 (finline-functions): Likewise.
13303 * common.opt (finline): Adjust comment and documentation.
13304 (finline-small-functions): Clarify documentation.
13305 (finline-functions): Likewise.
13306 (finline-functions-called-once): Likewise.
13308 2012-02-01 Tristan Gingold <gingold@adacore.com>
13310 * c-typeck.c (composite_type): Keep mode for pointers.
13312 2012-01-31 Richard Sandiford <rdsandiford@googlemail.com>
13314 * function.h (regno_reg_rtx): Adjust comment.
13315 * reginfo.c (init_reg_modes_target): Only use the previous mode
13316 if it fits within one register. Remove MIPS comment.
13318 2012-01-31 Jakub Jelinek <jakub@redhat.com>
13321 * combine.c (do_SUBST_LINK, SUBST_LINK): Guard with #ifndef HAVE_cc0.
13323 2012-01-31 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
13325 * config/s390/s390.md ("*ashr<mode>3_and"): Add missing z196 flag
13326 to srak instruction.
13328 2012-01-31 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
13330 * config/arm/thumb2.md (thumb2_mov_notscc): Use MVN for true condition.
13332 2012-01-31 Jakub Jelinek <jakub@redhat.com>
13337 * ipa-prop.c (detect_type_change_1): Call ao_ref_init.
13339 2012-01-31 Richard Guenther <rguenther@suse.de>
13341 PR tree-optimization/51528
13342 * tree-sra.c (sra_modify_assign): Avoid copy-in/out for aggregate
13345 2012-01-31 Jakub Jelinek <jakub@redhat.com>
13350 * ree.c (add_removable_extension): Change def_map argument
13351 to unsigned *, store in def_map 1 + offset into *insn_list vector
13352 instead of pointers into the vector.
13353 (find_removable_extensions): Adjust caller.
13355 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
13357 * config/avr/avr.md: Resolve all AS1 and AS2 macros.
13358 Transform all "* quoted-c-code" to { c-code }.
13359 Remove redundant test for "optimize" in combine patterns.
13360 Move (include "avr-dimode.md") to end of file.
13362 2012-01-30 Bin Cheng <bin.cheng@arm.com>
13365 * config/arm/arm.c (arm_libcall_uses_aapcs_base): Use correct ABI
13366 for __aeabi_d2iz/__aeabi_d2uiz with hard-float.
13368 2012-01-30 Richard Guenther <rguenther@suse.de>
13370 PR tree-optimization/52028
13371 * tree-loop-distribution.c (ldist_gen): Properly update
13374 2012-01-30 Jakub Jelinek <jakub@redhat.com>
13377 * dwarf2out.c (dwarf2out_switch_text_section): Don't call
13378 set_cur_line_info_table if not emitting debug info.
13380 PR tree-optimization/52046
13381 * tree-vect-patterns.c (check_bool_pattern): Give up if
13382 a comparison could throw.
13385 * tree-ssa-tail-merge.c (local_def): Ignore debug uses.
13387 2012-01-30 Richard Guenther <rguenther@suse.de>
13389 PR tree-optimization/52045
13390 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Update
13391 SSA form if cfgcleanup did anything.
13393 2012-01-30 Richard Guenther <rguenther@suse.de>
13395 PR tree-optimization/52045
13396 * ipa-inline-transform.c (inline_transform): Call execute_fixup_cfg
13397 before computing final todo.
13399 2012-01-30 Richard Guenther <rguenther@suse.de>
13401 PR tree-optimization/51528
13402 * tree-sra.c (sra_modify_assign): Re-factor in preparation
13405 2012-01-30 Paolo Bonzini <bonzini@gnu.org>
13407 * df-problems.c (df_kill_notes): Check that the use refers
13408 to the note under examination.
13410 2012-01-30 Eric Botcazou <ebotcazou@adacore.com>
13413 * config/sparc/sparc.c (vector_init_fpmerge): Remove INNER_MODE
13414 parameter and use short-lived pseudos.
13415 (vector_init_faligndata): Remove INNER_MODE parameter and use loop.
13416 (sparc_expand_vector_init): Const-ify local variables and adjust
13417 calls to above functions.
13419 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
13421 * config/avr/avr.c (out_movqi_mr_r): Fix length computation.
13423 2012-01-29 Sandra Loosemore <sandra@codesourcery.com>
13425 * doc/invoke.texi: Make usage of "compile time" and
13426 "run time"/"runtime" consistent throughout the file.
13428 2012-01-29 Uros Bizjak <ubizjak@gmail.com>
13430 * config/alpha/alpha.c (alpha_option_override): Default to
13431 full IEEE compliance mode for Go language.
13433 2012-01-29 Tijl Coosemans <tijl@coosemans.org>
13435 * config/freebsd-spec.h [TARGET_LIBC_PROVIDES_SSP]
13436 (LINK_SSP_SPEC): Define.
13438 2012-01-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13441 * config/pa/pa.c (pa_return_addr_rtx): Add support for PA2.0 export
13444 2012-01-28 Sandra Loosemore <sandra@codesourcery.com>
13446 * doc/invoke.texi: Correct hyphenation of "floating point",
13447 "double precision", and related terminology throughout the file.
13449 2012-01-28 Jakub Jelinek <jakub@redhat.com>
13452 * config/arm/arm.md (pic_add_dot_plus_eight peephole2): Use
13453 arm_general_register_operand predicate for operand 2 instead of
13456 2012-01-27 Ian Lance Taylor <iant@google.com>
13459 * builtins.def (BUILT_IN_INIT_HEAP_TRAMPOLINE): Define.
13460 * builtins.c (expand_builtin_init_trampoline): Add onstack
13461 parameter. Change caller.
13462 (expand_builtin): Handle BUILT_IN_INIT_HEAP_TRAMPOLINE.
13463 * tree.c (build_common_builtin_nodes): Declare
13464 __builtin_init_heap_trampoline.
13466 2012-01-27 Georg-Johann Lay <avr@gjlay.de>
13468 * config/avr/avr-protos.h (lpm_reg_rtx, lpm_addr_reg_rtx,
13469 tmp_reg_rtx, zero_reg_rtx, all_regs_rtx, rampz_rtx): Make global.
13470 * config/avr/avr.c: Ditto.
13471 (avr_regnames): Remove because unused.
13472 * config/avr/avr.md (*cpse.ne): New peephole.
13473 (*cpse.eq): New peephole from former cpse peepholes.
13475 2012-01-27 Michael Eager <eager@eagercon.com>
13477 * config/microblaze.c (microblaze_emit_compare): Correct
13478 test after pcmp instruction.
13480 2012-01-27 Richard Guenther <rguenther@suse.de>
13482 PR tree-optimization/52020
13483 * tree-sra.c (sra_modify_assign): Do not transform clobbers.
13485 2012-01-27 Richard Guenther <rguenther@suse.de>
13487 * ipa-pure-const.c (check_stmt): Clobbers do not make a
13488 function non-const/pure.
13490 2012-01-27 Richard Guenther <rguenther@suse.de>
13492 PR tree-optimization/50444
13493 * tree-sra.c (build_ref_for_offset): Properly adjust the
13494 MEM_REF type for unaligned accesses.
13496 2012-01-27 Richard Guenther <rguenther@suse.de>
13498 PR tree-optimization/50444
13499 * expr.c (mem_ref_refers_to_non_mem_p): New function.
13500 (expand_assignment): Use it. Properly handle misaligned
13501 bases when expanding stores to component references.
13502 (expand_expr_real_1): Use mem_ref_refers_to_non_mem_p and
13503 refactor that case.
13505 2012-01-27 Andrey Belevantsev <abel@ispras.ru>
13507 PR middle-end/51389
13508 * Makefile.in (tree-data-ref.o): Depend on $(PARAMS_H).
13509 * tree-data-ref.h (find_data_references_in_loop): Remove declaration.
13510 * tree-data-ref.c (find_data_references_in_loop): Make static.
13511 (compute_all_dependences): Change return type to bool. Bail out
13512 for too many datarefs in a loop. Move the hunk resetting the data
13513 dependences vector from ...
13514 (compute_data_dependences_for_loop): ... here. Account for
13515 compute_all_dependences returning false.
13516 (compute_data_dependences_for_bb): Likewise.
13517 * params.def (PARAM_LOOP_MAX_DATAREFS_FOR_DATADEPS): New param.
13518 * doc/invoke.texi (loop-max-datarefs-for-datadeps): Document it.
13520 2012-01-27 Richard Guenther <rguenther@suse.de>
13522 PR middle-end/51959
13523 * expr.c (store_field): Use the alias-set of the scratch memory
13526 2012-01-27 Tom de Vries <tom@codesourcery.com>
13528 PR tree-optimization/51990
13529 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
13531 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Same.
13533 2012-01-27 Jakub Jelinek <jakub@redhat.com>
13536 * var-tracking.c (reverse_op): Don't add any reverse operation
13537 if V already has any constant locations.
13539 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
13541 * doc/invoke.texi: Correct usage of "command line" (noun)
13542 vs "command-line" (adjective) throughout.
13544 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
13546 * doc/invoke.texi (Language Independent Options): Move
13547 -Wcoverage-mismatch blurb from here....
13548 (Warning Options): ...to here.
13550 2012-01-27 Peter Bergner <bergner@vnet.ibm.com>
13552 * config/rs6000/rs6000.c (rs6000_option_override_internal):
13553 Set rs6000_always_hint to false for 476.
13555 2012-01-27 Matthias Klose <doko@ubuntu.com>
13557 * gcc.c (add_sysrooted_prefix): Remove trailing dir separator from
13559 * incpath.c (add_standard_paths): Likewise.
13561 2012-01-27 Richard Henderson <rth@redhat.com>
13563 * config/m68k/m68k.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
13564 * config/m68k/sync.md (atomic_test_and_set): Rename from
13565 sync_test_and_setqi and adjust the operands.
13566 (atomic_test_and_set_1): Rename from sync_test_and_setqi_1
13567 and unconditionally enable.
13569 2012-01-27 Richard Henderson <rth@redhat.com>
13571 * config/sparc/sparc.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
13572 * config/sparc/sync.md (atomic_test_and_set): Only handle QImode.
13573 (ldstub): Rename from ldstubqi.
13574 (ldstub<I24MODE>): Remove.
13576 2012-01-27 Richard Henderson <rth@redhat.com>
13578 * target.def (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
13579 * c-cppbuiltin.c (cpp_atomic_builtins): Define
13580 __GCC_ATOMIC_TEST_AND_SET_TRUEVAL.
13581 * doc/tm.texi.in (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): Add doc hook.
13582 * doc/tm.texi: Rebuild.
13584 2012-01-27 Richard Henderson <rth@redhat.com>
13586 * optabs.c (gen_atomic_test_and_set): Remove default.
13587 (maybe_emit_atomic_test_and_set): Use maybe_expand_insn.
13589 2012-01-26 Jakub Jelinek <jakub@redhat.com>
13591 PR rtl-optimization/51978
13592 * ree.c (make_defs_and_copies_lists): Change set_pat type to const_rtx.
13593 (combine_reaching_defs): Likewise.
13594 (struct re_info): Remove.
13595 (add_removable_extension): Remove x and data arguments,
13596 add insn, insn_list and def_map. Use the arguments directly
13597 instead of using struct re_info.
13598 (find_removable_extensions): Don't call add_removable_extension
13599 through note_stores, instead just call it with single_set
13600 result if non-NULL.
13601 (find_and_remove_re): Pass curr_cand->expr instead of
13602 PATTERN (curr_cand->insn) as set_pat argument to combine_reaching_defs.
13604 2012-01-26 Michael Matz <matz@suse.de>
13606 PR tree-optimization/46590
13607 * cfgexpand.c: Revert last change (r183305).
13608 * gimplify.c (gimplify_bind_expr): Add clobbers for all non-gimple
13610 * tree-eh.c (cleanup_empty_eh): Try to optimize clobbers before
13611 checking for emptiness.
13613 2012-01-26 Jakub Jelinek <jakub@redhat.com>
13615 PR middle-end/51895
13616 * expr.c (expand_expr_real_1): Handle BLKmode MEM_REF of
13617 non-addressable non-BLKmode base correctly.
13619 2012-01-26 Michael Matz <matz@suse.de>
13621 PR tree-optimization/48794
13622 * tree-eh.c (remove_unreachable_handlers_no_lp): Don't remove
13623 regions referenced from RESX/EH_DISPATCH.
13625 2012-01-26 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
13627 * config/s390/s390.h: Make BRANCH_COST an option.
13628 * config/s390/s390.opt: New option -mbranch-cost.
13630 2012-01-26 Richard Henderson <rth@redhat.com>
13632 Revert 2012-01-24 change:
13633 * trans-mem.c (requires_barrier): Do not instrument thread local
13634 variables and emit save/restore for them.
13636 2012-01-25 Jakub Jelinek <jakub@redhat.com>
13638 PR middle-end/51986
13639 * sched-deps.c (sched_get_condition_with_rev_uncached): Don't test
13642 2012-01-25 Richard Sandiford <rdsandiford@googlemail.com>
13644 * config/mips/mips.c (mips_small_data_pattern_1): Don't process
13647 2012-01-25 Georg-Johann Lay <avr@gjlay.de>
13650 Rename __pgm to __flash.
13651 Rename __pgm1 to __flash1.
13652 Rename __pgm2 to __flash2.
13653 Rename __pgm3 to __flash3.
13654 Rename __pgm4 to __flash4.
13655 Rename __pgm5 to __flash5.
13656 Rename __pgmx to __memx.
13657 * doc/extend.texi (AVR Named Address Spaces)
13658 Rename address space names as indicated above.
13659 * config/avr/avr.c (avr_addrspace): Ditto.
13661 * config/avr/avr-protos.h
13662 (avr_mem_pgmx_p): Rename to avr_mem_memx_p.
13663 (avr_mem_pgm_p): Rename to avr_mem_flash_p.
13664 * config/avr/predicates.md: Ditto.
13665 * config/avr/avr.c Ditto, and
13666 (avr_decl_pgmx_p): Rename to avr_decl_memx_p.
13667 (avr_decl_pgm_p): Rename to avr_decl_flash_p.
13669 * config/avr/avr.h (ADDR_SPACE_PGM): Rename to ADDR_SPACE_FLASH.
13670 (ADDR_SPACE_PGM1): Rename to ADDR_SPACE_FLASH1.
13671 (ADDR_SPACE_PGM2): Rename to ADDR_SPACE_FLASH2.
13672 (ADDR_SPACE_PGM3): Rename to ADDR_SPACE_FLASH3.
13673 (ADDR_SPACE_PGM4): Rename to ADDR_SPACE_FLASH4.
13674 (ADDR_SPACE_PGM5): Rename to ADDR_SPACE_FLASH5.
13675 (ADDR_SPACE_PGMX): Rename to ADDR_SPACE_MEMX.
13676 * config/avr/avr.c: Ditto.
13677 * config/avr/avr.md: Ditto.
13679 2012-01-25 Jason Merrill <jason@redhat.com>
13682 * tree.c (find_decls_types_in_node): Walk gimple_call_fntype.
13684 2012-01-25 Jakub Jelinek <jakub@redhat.com>
13686 PR tree-optimization/51987
13687 * tree-data-ref.c (get_references_in_stmt): Handle references in
13688 non-volatile GIMPLE_ASM.
13690 2012-01-25 Richard Guenther <rguenther@suse.de>
13692 * tree-ssa-sccvn.c (vn_reference_eq): Also compare if both
13693 bases are dereferenced.
13695 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
13697 PR rtl-optimization/48374
13698 * sel-sched-ir.h (get_all_loop_exits): Check for zero successors.
13700 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
13702 * tree-predcom.c (tree_predictive_commoning_loop): Bail out when
13703 compute_data_dependences_for_loop returns false.
13704 * tree-parloops.c (loop_parallel_p): Likewise.
13706 2012-01-25 Richard Guenther <rguenther@suse.de>
13708 * tree.h (get_pointer_alignment_1): Declare.
13709 * builtins.c (get_pointer_alignment_1): New function.
13710 (get_pointer_alignment): Use it.
13712 2012-01-25 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
13714 PR rtl-optimization/48308
13715 * combine.c (enum undo_kind): Add UNDO_LINKS.
13716 (struct undo): Add member l to other_contents and where.
13717 (do_SUBST_LINK): New.
13719 (try_combine): Handle LOG_LINKS for the dummy i1 case.
13720 (undo_all): Handle UNDO_LINKS.
13722 2012-01-25 Richard Henderson <rth@redhat.com>
13724 * optabs.c (maybe_emit_atomic_test_and_set): Allow non-QImode
13727 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
13729 * optabs.c (gen_atomic_test_and_set): Use each argument.
13731 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
13733 * config/mips/mips-ps-3d.md (mips_addr_ps, reduc_splus_v2sf)
13734 (mips_cvt_pw_ps, mips_cvt_ps_pw, mips_mulr_ps, mips_cabs_cond_<fmt>)
13735 (mips_cabs_cond_4s, mips_cabs_cond_ps, bc1any4t, bc1any4f, bc1any2t)
13736 (bc1any2f, mips_rsqrt1_<fmt>, mips_rsqrt2_<fmt>, mips_recip1_<fmt>)
13737 (mips_recip2_<fmt>): Require TARGET_MIPS3D rather than
13738 TARGET_PAIRED_SINGLE_FLOAT.
13740 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
13742 * doc/rtl.texi (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
13743 (in_struct, return_val): Remove MEM documentation.
13744 * rtl.h (rtx_def): Remove MEM meanings from in_struct and return_val.
13745 (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
13746 (MEM_COPY_ATTRIBUTES): Remove references to MEM_IN_STRUCT_P
13748 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
13749 * cfgexpand.c (add_alias_set_conflicts): Likewise.
13750 * expr.c (store_field): Likewise.
13751 * function.c (assign_stack_temp_for_type): Likewise.
13752 * ifcvt.c (noce_try_cmove_arith): Likewise.
13753 * reload1.c (reload): Likewise.
13754 * config/alpha/alpha.c (alpha_set_memflags_1): Likewise.
13755 (alpha_set_memflags): Likewise.
13756 * config/m32c/m32c.c (m32c_immd_dbl_mov): Nullify.
13758 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
13760 * rtl.h (true_dependence, canon_true_dependence): Remove varies
13762 * alias.c (fixed_scalar_and_varying_struct_p): Delete.
13763 (true_dependence_1, write_dependence_p, may_alias_p): Don't call it.
13764 (true_dependence_1, true_dependence, canon_true_dependence): Remove
13766 * cselib.c (cselib_rtx_varies_p): Delete.
13767 (cselib_invalidate_mem): Update call to canon_true_dependence.
13768 * dse.c (record_store, check_mem_read_rtx): Likewise.
13769 (scan_reads_nospill): Likewise.
13770 * cse.c (check_dependence): Likewise.
13771 (cse_rtx_varies_p): Delete.
13772 * expr.c (safe_from_p): Update call to true_dependence.
13773 * ira.c (validate_equiv_mem_from_store): Likewise.
13774 (memref_referenced_p): Likewise.
13775 * postreload-gcse.c (find_mem_conflicts): Likewise.
13776 * sched-deps.c (sched_analyze_2): Likewise.
13777 * store-motion.c (load_kills_store): Likewise.
13778 * config/frv/frv.c (frv_registers_conflict_p_1): Likewise.
13779 * gcse.c (mems_conflict_for_gcse_p): Likewise.
13780 (compute_transp): Update call to canon_true_dependence.
13782 2012-01-25 Richard Henderson <rth@redhat.com>
13784 * optabs.c (CODE_FOR_atomic_test_and_set): Provide default.
13785 (maybe_emit_atomic_test_and_set): New.
13786 (expand_sync_lock_test_and_set): Use it.
13787 (expand_atomic_test_and_set): Likewise.
13788 * doc/extend.texi (__atomic_test_and_set): Adjust the docs to match
13789 the implementation; clarify implementation defined details.
13790 * doc/md.texi (atomic_test_and_set): Document.
13792 2012-01-25 Richard Henderson <rth@redhat.com>
13794 * config/sparc/predicates.md (zero_or_v7_operand): Use match_code.
13796 2012-01-25 Richard Henderson <rth@redhat.com>
13799 * config/arm/arm.c (neon_split_vcombine): Emit deleted note
13800 to effect no-op split.
13802 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
13805 * builtin-types.def: (BT_CONST_DOUBLE_PTR): New.
13806 (BT_FN_VOID_PTR_CONST_PTR_SIZE): New.
13807 (BT_FN_VOID_PTR_INT_SIZE): New.
13808 (BT_FN_UINT_UINT_VAR): Remove.
13809 (BT_FN_UINT32_UINT32_VAR): New.
13810 (BT_FN_DOUBLE_VPTR): Remove.
13811 (BT_FN_DOUBLE_CONST_DOUBLE_PTR): New.
13813 * gtm-builtins.def (_ITM_abortTransaction): Set return type to void.
13814 (_ITM_changeTransactionMode): Same.
13815 (_ITM_memmoveRtWt): Change return type to void.
13816 (_ITM_memcpyRtWt): Same.
13817 (_ITM_memsetW): Same.
13818 (_ITM_RaRD): Change types to double.
13823 * builtins.def (DEF_TM_BUILTIN): Set BOTH_P to true.
13825 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
13826 Patrick Marlier <patrick.marlier@gmail.com>
13828 * trans-mem.c (requires_barrier): Do not instrument thread local
13829 variables and emit save/restore for them.
13831 2012-01-24 Jason Merrill <jason@redhat.com>
13834 * cgraphunit.c (cgraph_decide_is_function_needed): Don't always
13835 output static aliases.
13837 2012-01-24 Jakub Jelinek <jakub@redhat.com>
13840 * common.opt (-pie, -shared, pie, shared): Change from Common to
13842 * gcc.c (display_help): Display help for -pie and -shared.
13844 2012-01-24 Georg-Johann Lay <avr@gjlay.de>
13847 * doc/extend.texi (AVR Named Address Spaces): Move sample code up.
13848 Remove note on size/offset limitation.
13849 (AVR Variable Attributes): Add example how to read data located
13850 with progmem. Refer to named address spaces.
13851 * doc/invoke.texi (AVR Options): Fix typo.
13853 2012-01-24 Richard Guenther <rguenther@suse.de>
13855 Forward-port to trunk
13856 2010-09-21 Jakub Jelinek <jakub@redhat.com>
13858 PR middle-end/45678
13859 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: If
13860 op0 isn't sufficiently aligned and there is movmisalignM
13861 insn for mode, use it to load op0 into a temporary register.
13863 2012-01-24 Jakub Jelinek <jakub@redhat.com>
13866 * target.def (const_not_ok_for_debug_p): New hook.
13867 * doc/tm.texi.in (TARGET_CONST_NOT_OK_FOR_DEBUG_P): New hook
13869 * doc/tm.texi: Regenerated.
13870 * dwarf2out.c (const_ok_for_output_1): If
13871 targetm.const_not_ok_for_debug_p returns true, fail.
13872 * config/rs6000/rs6000.c (rs6000_const_not_ok_for_debug_p): New
13874 (TARGET_CONST_NOT_OK_FOR_DEBUG_P): Redefine.
13876 2012-01-23 Kai Tietz <ktietz@redhat.com>
13879 * config/i386/predicates.md (symbolic_operand): Allow
13880 UNSPEC_PCREL as PIC expression for lea.
13881 * config/i386/winnt.c (i386_pe_binds_local_p): Reworked.
13882 * config/i386/i386.c (ix86_delegitimize_address): Handle
13883 UNSPEC_PCREL for none-MEM, too.
13885 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
13887 * trans-mem.c (ipa_tm_create_version): Set externally_visible.
13888 (ipa_tm_create_version_alias): Same.
13890 2012-01-23 Uros Bizjak <ubizjak@gmail.com>
13893 * builtin-types.def (BT_FN_UINT_UINT_VAR): New.
13894 * gtm-builtins.def (BUILT_IN_TM_START): Declare as BT_FN_UINT_UINT_VAR.
13896 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
13897 Patrick Marlier <patrick.marlier@gmail.com>
13898 Iain Sandoe <developer@sandoe-acoustics.co.uk>
13901 * lto-wrapper.c (run_gcc): Pass the LTO section name to
13902 simple_object_start_read.
13904 2012-01-23 Richard Guenther <rguenther@suse.de>
13907 PR tree-optimization/51895
13908 * tree-sra.c (decide_one_param_reduction): Avoid sub-optimal
13909 parameter decomposition into BLKmode components.
13911 2012-01-23 Eric Botcazou <ebotcazou@adacore.com>
13913 * tree-ssa-structalias.c (intra_create_variable_infos): Do not create
13914 fake variables for restrict-qualified pointers whose pointed-to type
13915 contains a placeholder.
13917 2012-01-23 Richard Guenther <rguenther@suse.de>
13919 PR tree-optimization/51949
13920 * ipa-split.c (execute_split_functions): Do not split malloc functions.
13922 2012-01-23 Jakub Jelinek <jakub@redhat.com>
13924 PR rtl-optimization/51933
13925 * ree.c (transform_ifelse): Return true right away if dstreg is
13926 already wider or equal to cand->mode.
13927 (enum ext_modified_kind, struct ext_modified, ext_state): New types.
13928 (make_defs_and_copies_lists): Remove defs_list and copies_list
13929 arguments, add state argument, just truncate state->work_list
13930 instead of always allocating and freeing the vector. Assert that
13931 get_defs succeeds instead of returning 2. Changed return type to bool.
13932 (merge_def_and_ext): Add state argument. If SET_DEST doesn't
13933 have ext_src_mode, see if it has been modified already with the
13934 right kind of extension and has been extended before from the
13935 ext_src_mode. If SET_DEST is already wider or equal to cand->mode,
13936 just return true. Remember the original mode in state->modified array.
13937 (combine_reaching_defs): Add state argument. Don't allocate and
13938 free here def_list, copied_list and vec vectors, instead just
13939 VEC_truncate the vectors in *state. Don't handle outcome == 2 here.
13940 (find_and_remove_re): Set DF_DEFER_INSN_RESCAN df flag.
13941 Add state variable, clear vectors in it, initialize state.modified
13942 if needed. Free all the vectors at the end and state.modified too.
13943 Don't skip a candidate if the extension expression has been modified.
13945 2012-01-22 Douglas B Rupp <rupp@gnat.com>
13948 * config.gcc: (i[34567]86-*-interix3*): Remove from obsolete
13949 configurations. Change triplet to i[34567]86-*-interix[3-9]*.
13950 (extra_options) interix.opt -> i386/interix.opt"
13951 (extra_objs):Add winnt-stubs.o
13952 * configure.ac: Add interix to target_os .comm on PE check.
13953 * configure: Regenerate.
13954 * config/interix3.h: Delete and move bits to..
13955 * config/interix.h: Delete and move bits to..
13956 * config/i386/i386-interix3.h: Delete and move bits to..
13957 * config/i386/i386-interix.h: ..here.
13958 (TARGET_CPU_DEFAULT): Remove redefinition.
13959 (TARGET_ASM_CONSTRUCTOR): Undefine.
13960 (SUBTARGET_SWITCHES): Define for ms-bitfields.
13961 (TARGET_OS_CPP_BUILTINS): Remove __OPENNT. Add __declspec.
13962 (PTRDIFF_TYPE): Define.
13963 (LONG_DOUBLE_TYPE_SIZE): Define.
13964 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Define.
13965 (SUBTARGET_OVERRIDE_OPTIONS): Remove.
13966 (TARGET_SECTION_TYPE_FLAGS): Define.
13967 (ASM_DECLARE_FUNCTION_NAME): Define.
13968 (ASM_OUTPUT_EXTERNAL): Define.
13969 (ASM_OUTPUT_EXTERNAL_LIBCALL): Define.
13970 (ASM_OUTPUT_ALIGNED_BSS): Define.
13971 (PCC_BITFIELD_TYPE_MATTERS): Define.
13972 (USE_CONST_SECTION): Define.
13973 (SUBTARGET_ENCODE_SECTION_INFO): Remove.
13974 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
13975 (SUPPORTS_ONE_ONLY): Remove.
13976 (I386_PE_STRIP_ENCODING): Define.
13977 * config/interix.opt: Delete and move bits to..
13978 * config/i386/interix.opt: ..here. New.
13979 (mpe-aligned-commons): Add.
13980 * config/i386/t-interix: Add copyright header.
13981 (winnt-stubs.o): Add rule.
13983 2012-01-22 Jason Merrill <jason@redhat.com>
13986 * varpool.c (varpool_analyze_pending_decls): Copy DECL_EXTERNAL
13987 for extra name aliases.
13989 2012-01-22 Eric Botcazou <ebotcazou@adacore.com>
13991 PR rtl-optimization/51924
13992 * ree.c (combine_set_extension): Improve debugging message.
13993 (combine_reaching_defs): Likewise.
13994 (get_defs): Rename confusingly named variable.
13995 (find_and_remove_re): Skip a candidate if the extension expression has
13998 2012-01-21 Robert Millan <rmh@gnu.org>
13999 Gerald Pfeifer <gerald@pfeifer.com>
14001 * config/kfreebsd-gnu.h (GNU_USER_DYNAMIC_LINKERX32): New macro.
14002 (GNU_USER_DYNAMIC_LINKER): Adjust indentation.
14004 2012-01-20 Jakub Jelinek <jakub@redhat.com>
14006 PR tree-optimization/51914
14007 * tree-vect-stmts.c (vectorizable_conversion): For
14008 cvt_type && modifier == WIDEN, put temporary with cvt_type
14009 at the beginning of vec_dsts and set vec_dest to temporary
14012 2012-01-20 Eric Botcazou <ebotcazou@adacore.com>
14014 * cfgrtl.c (rtl_dump_bb): Do not dump insns for {ENTRY|EXIT}_BLOCK.
14016 2012-01-20 Tijl Coosemans <tijl@coosemans.org>
14018 * config/i386/i386.c: Fix checks for !TARGET_MACHO.
14019 * config/rs6000/rs6000.c: Likewise.
14021 2012-01-20 Jakub Jelinek <jakub@redhat.com>
14024 * config/arm/arm.c (arm_count_output_move_double_insns): Call
14025 output_move_double on a copy of operands array.
14027 2012-01-20 Cary Coutant <ccoutant@google.com>
14028 Dodji Seketeli <dodji@redhat.com>
14031 * dwarf2out.c (copy_declaration_context): Return ref to parent
14032 of declaration DIE, if necessary.
14033 (remove_child_or_replace_with_skeleton): Add new parameter; update
14034 caller. Place skeleton DIE under parent DIE of original declaration.
14035 Move call to copy_declaration_context to here ...
14036 (break_out_comdat_types): ... from here.
14038 2012-01-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
14040 PR rtl-optimization/51856
14041 * reload.c (find_reloads_subreg_address): Set the address_reloaded
14044 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
14047 * config/arm/arm.c (arm_print_operand): Correct output of alignment
14048 hints for neon loads and stores.
14050 2012-01-20 Georg-Johann Lay <avr@gjlay.de>
14054 * doc/extend.texi (Named Address Spaces): Split into subsections.
14055 (AVR Named Address Spaces): New subsection.
14056 (M32C Named Address Spaces): New subsection.
14057 (RL78 Named Address Spaces): New subsection.
14058 (SPU Named Address Spaces): New subsection.
14059 (Variable Attributes): New anchor "AVR Variable Attributes".
14060 (AVR Variable Attributes): Rewrite and avoid wording
14061 "address space" in this context.
14062 * doc/invoke.texi (AVR Options): Rewrite and add documentation
14063 for -maccumulate-args, -mbranch-cost=, -mrelax, -mshort-calls.
14064 (AVR Built-in Macros): New subsubsection therein.
14065 * doc/md.texi (AVR constraints): Remove "C04", "R".
14067 2012-01-20 Richard Guenther <rguenther@suse.de>
14069 PR tree-optimization/51903
14070 * tree-ssa-pre.c (eliminate): Properly purging of EH edges
14071 when removing stmts.
14073 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
14076 * config/arm/arm.c (arm_load_pic_register): Use
14077 gen_pic_load_addr_unified. Delete calls to gen_pic_load_addr_32bit
14078 , gen_pic_add_dot_plus_eight and gen_pic_add_dot_plus_four.
14079 (arm_pic_static_addr): Likewise.
14080 (arm_rtx_costs_1): Adjust cost for UNSPEC_PIC_UNIFIED.
14081 (arm_note_pic_base): Handle UNSPEC_PIC_UNIFIED.
14082 * config/arm/arm.md (UNSPEC_PIC_UNIFIED): Define.
14083 (pic_load_addr_unified): New.
14085 2012-01-20 Andrey Belevantsev <abel@ispras.ru>
14088 * function.c (instantiate_virtual_regs_in_insn): Use
14089 delete_insn_and_edges when removing a wrong asm insn.
14091 2012-01-19 Vladimir Makarov <vmakarov@redhat.com>
14093 PR rtl-optimization/40761
14094 * ira-int.h (struct ira_loop_tree_node): Add comment for member loop.
14095 Add new member loop_num.
14096 (IRA_LOOP_NODE_BY_INDEX): Modify the check.
14097 (ira_build): Remove the parameter.
14099 * ira.c (ira_print_disposition): Use loop_num instead of loop->num.
14100 (ira.c): Do not build CFG loops for one region allocation. Remove
14101 argument from ira_build call.
14103 * ira-build.c (init_loop_tree_node): New function.
14104 (create_loop_tree_nodes): Use it. Separate the case when CFG
14105 loops are not built.
14106 (more_one_region_p): Check current_loops.
14107 (finish_loop_tree_nodes): Separate the case when CFG loops are not
14109 (add_loop_to_tree): Process loop equal to NULL too.
14110 (form_loop_tree): Separate the case when CFG loops are not built.
14111 Use explicitly number for the root.
14112 (rebuild_regno_allocno_maps, create_loop_tree_node_allocnos): Add
14114 (ira_print_expanded_allocno, loop_compare_func): Use loop_num
14115 instead of loop->num.
14116 (mark_loops_for_removal): Ditto. Use loop_num instead of loop->num.
14117 (mark_all_loops_for_removal): Ditto.
14118 (remove_unnecessary_regions): Separate the case when CFG loops
14120 (ira_build): Remove the parameter. Use explicit number of regions
14121 when CFG loops are not built.
14123 * ira-color.c (print_loop_title): Separate the case for the root node.
14124 Use loop_num instead of loop->num.
14125 (move_spill_restore): Use loop_num instead of loop->num.
14127 * ira-emit.c (setup_entered_from_non_parent_p): Add an assertion.
14128 (change_loop): Ditto.
14129 (change_loop): Use loop_num instead of loop->num.
14131 * ira-lives.c (process_bb_node_lives): Ditto.
14133 * ira-costs.c (print_allocno_costs, find_costs_and_classes): Ditto.
14135 * ira-conflicts.c (print_allocno_conflicts): Ditto.
14137 2012-01-19 Jakub Jelinek <jakub@redhat.com>
14139 PR libmudflap/40778
14140 * tree-mudflap.c (mf_artificial): New function.
14141 (execute_mudflap_function_ops, execute_mudflap_function_decls,
14142 mx_register_decls, mudflap_enqueue_decl): Use it.
14145 * config/arm/neon.md (*neon_vswp<mode>): Fix up operand
14146 numbers in the insn pattern.
14148 2012-01-19 Michael Matz <matz@suse.de>
14150 PR tree-optimization/46590
14151 * cfgexpand.c (add_scope_conflicts_1): New old_conflicts argument,
14152 use it in remembering which conflicts we already created.
14153 (add_scope_conflicts): Adjust call to above, (de)allocate helper
14156 2012-01-19 Aldy Hernandez <aldyh@redhat.com>
14159 * lto-wrapper.c (run_gcc): Pass -fgnu_tm on.
14160 (merge_and_complain): Same.
14162 2012-01-19 Jakub Jelinek <jakub@redhat.com>
14165 * config/initfini-array.h: Guard content of the header
14166 with #ifdef HAVE_INITFINI_ARRAY.
14167 * configure.ac: Move gcc_AC_INITFINI_ARRAY much later into the file.
14168 Add initfini-array.h to tm_file here.
14169 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): For non-ia64 do a linker test.
14170 * config.gcc: Don't add initfini-array.h to tm_file here.
14171 * configure: Regenerated.
14173 2012-01-19 Andrey Belevantsev <abel@ispras.ru>
14175 PR rtl-optimization/51505
14176 * df-problems.c (df_kill_notes): New parameter live. Update comment.
14177 Remove REG_EQUAL/REG_EQUIV notes referring to dead registers.
14178 (df_note_bb_compute): Update the call to df_kill_notes.
14180 2012-01-18 Aldy Hernandez <aldyh@redhat.com>
14182 * trans-mem.c (requires_barrier): Remove call to is_global_var.
14184 2012-01-18 Richard Guenther <rguenther@suse.de>
14186 * tree-ssa.c (useless_type_conversion_p): Remove special-casing
14187 of conversions to void *.
14189 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
14190 Richard Sandiford <rdsandiford@googlemail.com>
14192 PR middle-end/50325
14193 PR middle-end/51192
14194 * optabs.h (simplify_expand_binop): Declare.
14195 * optabs.c (simplify_expand_binop): Make global.
14196 * expmed.c (store_bit_field_1): Use simplify_expand_binop on big
14197 endian targets if the source cannot be exactly covered by word
14200 2012-01-17 Jakub Jelinek <jakub@redhat.com>
14203 * hard-reg-set.h (struct hard_reg_set_container): New type.
14204 * target.h (struct hard_reg_set_container): Forward declare.
14205 * target.def (set_up_by_prologue): New target hook.
14206 * doc/tm.texi.in (TARGET_SET_UP_BY_PROLOGUE): Document it.
14207 * doc/tm.texi: Regenerated.
14208 * function.c (thread_prologue_and_epilogue_insns): Change
14209 set_up_by_prologue HARD_REG_SET into struct hard_reg_set_container.
14210 Call targetm.set_up_by_prologue on it.
14211 * config/rs6000/rs6000.c (rs6000_set_up_by_prologue): New function.
14212 (TARGET_SET_UP_BY_PROLOGUE): Redefine to it.
14214 2012-01-17 Nick Clifton <nickc@redhat.com>
14216 * config/rx/rx.c (rx_can_use_simple_return): New function.
14217 * config/rx/rx-protos.h (rx_can_use_simple_return): Prototype.
14218 * config/rx/rx.md (return): Predicate on rx_can_use_simple_return.
14220 2012-01-17 Richard Guenther <rguenther@suse.de>
14222 PR middle-end/51782
14223 * expr.c (expand_assignment): Take address-space information
14224 from the address operand of MEM_REF and TARGET_MEM_REF.
14225 (expand_expr_real_1): Likewise.
14227 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
14229 * ira.c (do_reload): Make sure ira_dump_file is re-set if no
14230 reload dump is requested.
14232 2012-01-17 Aldy Hernandez <aldyh@redhat.com>
14235 * trans-mem.c (requires_barrier): Call may_be_aliased.
14237 2012-01-17 Jakub Jelinek <jakub@redhat.com>
14239 PR tree-optimization/51877
14240 * tree-ssa-tail-merge.c (gimple_equal_p): Don't return true whenever
14241 call arguments and fndecls compare equal, instead return false if they
14242 don't. Return true only if lhs1 and lhs2 are either both NULL, or
14243 both SSA_NAMEs that are valueized the same, or they satisfy
14246 2012-01-17 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
14248 * configure.ac (gcc_cv_target_dl_iterate_phdr): Only check on
14250 * configure: Regenerate.
14252 2012-01-16 Jan Hubicka <jh@suse.cz>
14256 * convert.c (convert_to_integer): Use fold_convert for
14257 converting an INTEGER_CST to integer type.
14259 2012-01-16 Jason Merrill <jason@redhat.com>
14262 * vec.c (vec_gc_o_reserve_1): Use ggc_round_alloc_size.
14264 2012-01-16 Jakub Jelinek <jakub@redhat.com>
14267 * config/s390/s390.c (s390_chunkify_start): Don't skip
14268 call insns followed by NOTE_INSN_CALL_ARG_LOCATION note. Skip
14269 NOTE_INSN_VAR_LOCATION and NOTE_INSN_CALL_ARG_LOCATION notes.
14270 If insn is followed by NOTE_INSN_VAR_LOCATION or
14271 NOTE_INSN_CALL_ARG_LOCATION notes, insert jump after all those notes.
14272 Don't use location of note insns.
14274 PR tree-optimization/51865
14275 * tree-inline.c (tree_function_versioning): Call remap_decl
14276 on DECL_RESULT whenever it has VOID_TYPE_P type.
14278 2012-01-15 Richard Sandiford <rdsandiford@googlemail.com>
14280 * config/mips/mips.c (mips16_build_call_stub): Don't use a stub
14281 for calls to locally-binding MIPS16 functions if only the return
14282 type uses float regs.
14284 2012-01-15 Chung-Lin Tang <cltang@codesourcery.com>
14285 Richard Sandiford <rdsandiford@googlemail.com>
14287 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): Delete.
14288 (SYMBOL_32_HIGH): Likewise.
14289 (mips_output_tls_reloc_directive): Declare.
14290 * config/mips/mips.h (PIC_FUNCTION_ADDR_REGNUM): Move to mips.md.
14291 (mips_use_pcrel_pool_p, mips_lo_relocs, mips_hi_relocs): Declare.
14292 * config/mips/mips.c (mips_use_pcrel_pool_p): New variable.
14293 (mips_lo_relocs, mips_hi_relocs): Make extern.
14294 (mips16_stub_function): Move up file.
14295 (mips_classify_symbol): Remove SYMBOL_FORCE_TO_MEM handling.
14296 (mips_symbolic_constant_p): Likewise. Remove SYMBOL_32_HIGH too.
14297 (mips_symbol_insns_1): Likewise. Check mips_use_pcrel_pool_p.
14298 (mips_cannot_force_const_mem): Use mips_use_pcrel_pool_p instead of
14299 SYMBOL_FORCE_TO_MEM. Only check mips_tls_symbol_ref_1 if it's false.
14300 (mips_get_tp): Add MIPS16 support.
14301 (mips_legitimize_tls_address): Remove MIPS16 sorry().
14302 Generalize DTPREL and TPREL handling.
14303 (mips_init_relocs): Initialize mips_use_pcrel_pool_p.
14304 Add MIPS16 TLS support.
14305 (mips_output_tls_reloc_directive): New function.
14306 (mips16_rewrite_pool_refs): Ignore UNSPEC_TLS_GET_TPs.
14307 * config/mips/predicates.md (symbolic_operand_with_high)
14308 (tls_reloc_operand): New predicates.
14309 (force_to_mem_operand): Use mips_use_pcrel_pool_p.
14310 * config/mips/mips.md (UNSPEC_UNSHIFTED_HIGH): New unspec.
14311 (PIC_FUNCTION_ADDR_REGNUM): Moved from mips.h.
14312 (*unshifted_high): New instruction. Use it for MIPS16 high splitter.
14313 (consttable_tls_reloc, tls_get_tp_mips16_<mode>): New patterns.
14314 (*tls_get_tp_mips16_call_<mode>): Likewise.
14316 2012-01-15 Uros Bizjak <ubizjak@gmail.com>
14318 PR rtl-optimization/51821
14319 * recog.c (peep2_find_free_register): Determine clobbered registers
14322 2012-01-14 Denis Chertykov <chertykov@gmail.com>
14325 * config/avr/avr-protos.h: Revert change of 2012-01-09.
14326 * config/avr/avr.c: Likewise.
14327 * config/avr/avr.h: Likewise.
14329 2012-01-13 Ian Lance Taylor <iant@google.com>
14332 * tree.h (TYPE_QUALS): Add cast to int.
14333 (TYPE_QUALS_NO_ADDR_SPACE): Likewise.
14335 2012-01-13 Ian Lance Taylor <iant@google.com>
14337 * ipa-cp.c (ipa_get_indirect_edge_target): Add typecasts when
14338 comparing param_index to VEC_length result.
14340 2012-01-13 Steven Bosscher <steven@gcc.gnu.org>
14342 * c-decl.c: Do not include tree-mudflap.h
14343 * tree-optimize.c: Likewise.
14344 * Makefile.in: Update dependencies.
14346 2012-01-13 Richard Guenther <rguenther@suse.de>
14349 * gimplify.c (gimplify_modify_expr_rhs): For calls with a
14350 variable-sized result always use RSO.
14352 2012-01-12 DJ Delorie <dj@redhat.com>
14354 * cfgexpand.c (convert_debug_memory_address): Allow any valid
14355 pointer type, not just the default pointer type.
14357 2012-01-09 Richard Henderson <rth@redhat.com>
14358 Denis Chertykov <chertykov@gmail.com>
14361 * config/avr/avr-protos.h (avr_hard_regno_nregs): Declare.
14362 * config/avr/avr.c (avr_can_eliminate): Simplify.
14363 (avr_initial_elimination_offset): Likewise.
14364 (avr_prologue_setup_frame): Use hard_frame_pointer_rtx.
14365 (expand_epilogue): Likewise.
14366 (avr_legitimize_address): Gut.
14367 (avr_legitimize_reload_address): Use hard_frame_pointer_rtx.
14368 (avr_hard_regno_nregs): New.
14369 (avr_hard_regno_ok): Allow only Pmode for arg and frame_pointers.
14370 (avr_regno_mode_code_ok_for_base_b): Handle arg and frame pointers.
14371 * config/avr/avr.h (FIXED_REGISTERS): Adjust arg pointer,
14372 add soft frame pointer.
14373 (CALL_USED_REGISTERS): Likewise.
14374 (REG_CLASS_CONTENTS): Likewise.
14375 (REGISTER_NAMES): Likewise.
14376 (HARD_REGNO_NREGS): Use avr_hard_regno_nregs.
14377 (HARD_FRAME_POINTER_REGNUM): New.
14378 (FRAME_POINTER_REGNUM): Use soft frame pointer.
14379 (ELIMINABLE_REGS): Eliminate from the soft frame pointer,
14380 remove the HARD_FRAME_POINTER self-elimination.
14382 2012-01-12 Georg-Johann Lay <avr@gjlay.de>
14385 * config/avr/avr.c (avr_encode_section_info): Test for absence of
14386 DECL_EXTERNAL when checking for initializers of progmem variables.
14388 2012-01-12 Ira Rosen <irar@il.ibm.com>
14390 PR tree-optimization/51799
14391 * tree-vect-patterns.c (vect_recog_over_widening_pattern): Check
14392 that the last operation is a type demotion.
14394 2012-01-12 Uros Bizjak <ubizjak@gmail.com>
14396 * config/i386/i386.md (*zero_extendsidi2_rex64): Correct movl template.
14397 (x86_shift<mode>_adj_1): Remove operand constraint from operand 3.
14399 2012-01-11 Jakub Jelinek <jakub@redhat.com>
14402 * combine.c (distribute_notes): If i3 is a noreturn call,
14403 allow old_size to be equal to args_size and make sure the
14404 noreturn call gets REG_ARGS_SIZE note.
14405 * expr.c (fixup_args_size_notes): Put REG_ARGS_SIZE notes
14406 on noreturn calls even when the delta is 0.
14408 2012-01-11 Nathan Sidwell <nathan@acm.org>
14410 * gcov.c (STRING_SIZE): Remove.
14411 (generate_results): Erase annotations for source files with no
14412 coverage information.
14414 (output_lines): Use it.
14416 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
14418 * gimple.h (gimplify_body): Remove first argument.
14419 * gimplify.c (copy_if_shared): Add DATA argument. Do not create the
14420 pointer set here, instead just pass DATA to walk_tree.
14421 (unshare_body): Remove BODY_P argument and adjust. Create the pointer
14422 set here and invoke copy_if_shared on the size trees of DECL_RESULT.
14423 (unvisit_body): Likewise, but with unmark_visited.
14424 (gimplify_body): Remove BODY_P argument and adjust.
14425 (gimplify_function_tree): Adjust call to gimplify_body.
14426 * omp-low.c (finalize_task_copyfn): Likewise.
14428 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
14430 * tree.h (build_function_decl_skip_args): Add boolean parameter.
14431 (build_function_type_skip_args): Delete.
14432 * tree.c (build_function_type_skip_args): Make static and add
14433 SKIP_RETURN parameter. Fix thinko in the handling of variants.
14434 (build_function_decl_skip_args): Add SKIP_RETURN parameter and
14435 pass it to build_function_type_skip_args.
14436 * cgraph.h (cgraph_function_versioning): Add boolean parameter.
14437 (tree_function_versioning): Likewise.
14438 * cgraph.c (cgraph_create_virtual_clone): Adjust call to
14439 build_function_decl_skip_args.
14440 * cgraphunit.c (cgraph_function_versioning): Add SKIP_RETURN parameter
14441 and pass it to build_function_decl_skip_args/tree_function_versioning.
14442 (cgraph_materialize_clone): Adjust call to tree_function_versioning.
14443 * ipa-inline-transform.c (save_inline_function_body): Likewise.
14444 * trans-mem.c (ipa_tm_create_version): Likewise.
14445 * tree-sra.c (modify_function): Ditto for cgraph_function_versioning.
14446 * tree-inline.c (declare_return_variable): Remove always-true test.
14447 (tree_function_versioning): Add SKIP_RETURN parameter. If the function
14448 returns non-void and SKIP_RETURN, create a void-typed RESULT_DECL.
14449 * ipa-split.c (split_function): Skip the return value for the split
14450 part if it doesn't return.
14452 2012-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
14454 PR tree-optimization/49642
14455 * ipa-split.c (forbidden_dominators): New variable.
14456 (check_forbidden_calls): New function.
14457 (dominated_by_forbidden): Likewise.
14458 (consider_split): Check for forbidden dominators.
14459 (execute_split_functions): Initialize and free forbidden
14460 dominators info; call check_forbidden_calls.
14462 2012-01-11 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
14464 * config/arm/arm.md (mov_notscc): Use MVN for false condition.
14466 2012-01-11 Nick Clifton <nickc@redhat.com>
14468 * config/rx/rx.md (return): Define pattern.
14470 2012-01-11 Richard Guenther <rguenther@suse.de>
14472 * doc/extend.texi (malloc attribute): Adjust according to
14475 2012-01-10 Aldy Hernandez <aldyh@redhat.com>
14476 Patrick Marlier <patrick.marlier@gmail.com>
14478 PR middle-end/51516
14479 * trans-mem.c (get_cg_data): Traverse aliases if requested.
14480 (ipa_tm_scan_calls_block): Update parameters to get_cg_data.
14481 (ipa_tm_note_irrevocable): Same.
14482 (ipa_tm_scan_irr_block): Same.
14483 (ipa_tm_decrement_clone_counts): Same.
14484 (ipa_tm_scan_irr_function): Same.
14485 (ipa_tm_create_version_alias): Same.
14486 (ipa_tm_create_version): Same.
14487 (ipa_tm_transform_calls_redirect): Same.
14488 (ipa_tm_transform_calls): Same.
14489 (ipa_tm_transform_transaction): Same.
14490 (ipa_tm_execute): Same.
14492 2012-01-10 Richard Guenther <rguenther@suse.de>
14494 PR middle-end/51806
14495 * opts.c (common_handle_option): Handle -Werror.
14497 2012-01-10 Andreas Schwab <schwab@linux-m68k.org>
14499 * config/m68k/sync.md ("atomic_compare_and_swap<mode>_1"): Fix
14502 2012-01-10 Jason Merrill <jason@redhat.com>
14504 * doc/invoke.texi (C++ Dialect Options): Update -fabi-version=6
14507 2012-01-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
14509 * configure.ac (gcc_cv_as_ix86_tlsgdplt): Check if linker
14510 supports R_386_TLS_GD_PLT reloc.
14511 (gcc_cv_as_ix86_tlsldmplt): Check if linker
14512 supports R_386_TLS_LDM_PLT reloc.
14513 * configure: Regenerate.
14514 * config.in: Regenerate.
14516 2012-01-10 Georg-Johann Lay <avr@gjlay.de>
14519 Extend __pgmx semantics to linearize memory.
14520 * config/avr/avr.md (mov<mode>): Use avr_xload_libgcc_p to
14521 determine if code comes inline or from libgcc.
14522 (MOVMEM_r_d:HI): Add "w" to constraint for better preference.
14523 (movmem_qi, movmem_qi): Set constraint #2 to "n".
14524 (movmem_qi_elpm, movmem_hi_elpm): Remove insns.
14525 (movmemx_qi, movmemx_hi): New insns.
14526 (xload_<mode>_libgcc): Rewrite to new insn condition.
14527 (xload_<mode>): Remove insns.
14528 * config/avr/avr.c (avr_out_xload): Rewrite: Only need to handle
14529 cases that don't satisfy avr_xload_libgcc_p().
14530 (avr_addr_space_convert): Allow converting in any direction.
14531 (avr_addr_space_subset_p): Return always true.
14532 (avr_xload_libgcc_p): Rewrite to fit new __pgmx semantics.
14533 (avr_emit_movmemhi): Ditto.
14534 (avr_out_lpm): No need to handle ADDR_SPACE_PGMX any more.
14535 (avr_out_movmem): Ditto.
14536 (AVR_SYMBOL_FLAG_PROGMEM): New macro.
14537 (AVR_SYMBOL_SET_ADDR_SPACE): New macro.
14538 (AVR_SYMBOL_GET_ADDR_SPACE): New macro.
14539 (avr_encode_section_info): Encode 'progmem' in symbol flags.
14540 (output_reload_in_const): Don't zero-extend any 24-bit symbols.
14542 2012-01-10 Richard Guenther <rguenther@suse.de>
14544 PR tree-optimization/50913
14545 * graphite-scop-detection.c (stmt_has_simple_data_refs_p):
14546 Require data-refs to be representable by Graphite with respect
14549 2012-01-10 Uros Bizjak <ubizjak@gmail.com>
14551 * config/i386/constraints.md ("L"): Return true for 0xffffffff.
14552 * config/i386/i386.c (*anddi_1): Emit AND with 0xffffffff as MOV.
14554 2012-01-10 Tom de Vries <tom@codesourcery.com>
14556 PR rtl-optimization/51271
14557 * dwarf2cfi.c (scan_trace): Save and restore cur_row->reg_save when
14558 handling annulled branch.
14560 2012-01-10 Richard Henderson <rth@redhat.com>
14562 * config/arm/arm.c (arm_vectorize_vec_perm_const_ok,
14563 TARGET_VECTORIZE_VEC_PERM_CONST_OK, neon_split_vcombine, MAX_VECT_LEN,
14564 struct expand_vec_perm_d, arm_expand_vec_perm_1, arm_expand_vec_perm,
14565 arm_evpc_neon_vuzp, arm_evpc_neon_vzip, arm_evpc_neon_vrev,
14566 arm_evpc_neon_vtrn, arm_evpc_neon_vtbl, arm_expand_vec_perm_const_1,
14567 arm_expand_vec_perm_const): New.
14568 * config/arm/arm-protos.h: Update.
14569 * config/arm/neon.md (UNSPEC_VCONCAT): New.
14570 (*neon_vswp<VDQX>): New.
14571 (neon_vcombine<VDX>): Use neon_split_vcombine.
14572 (neon_vtbl1v16qi, neon_vtbl2v16qi, neon_vcombinev16qi): New.
14573 * config/arm/vec-common.md (vec_perm_const<VALL>): New.
14574 (vec_perm<VE>): New.
14576 2012-01-10 Richard Henderson <rth@redhat.com>
14578 * config/arm/arm.c (arm_gen_compare_reg): Add scratch argument;
14579 use it if reload_completed.
14580 (arm_legitimize_sync_memory, arm_emit, arm_insn_count, arm_count,
14581 arm_output_asm_insn, arm_process_output_memory_barrier,
14582 arm_output_memory_barrier, arm_ldrex_suffix, arm_output_ldrex,
14583 arm_output_strex, arm_output_it, arm_output_op2, arm_output_op3,
14584 arm_output_sync_loop, arm_get_sync_operand, FETCH_SYNC_OPERAND,
14585 arm_process_output_sync_insn, arm_output_sync_insn,
14586 arm_sync_loop_insns, arm_call_generator, arm_expand_sync): Remove.
14587 (arm_pre_atomic_barrier, arm_post_atomic_barrier): New.
14588 (arm_emit_load_exclusive, arm_emit_store_exclusive): New.
14589 (emit_unlikely_jump): New.
14590 (arm_expand_compare_and_swap, arm_split_compare_and_swap): New.
14591 (arm_split_atomic_op): New.
14592 * config/arm/arm-protos.h: Update.
14593 * config/arm/arm.h (enum arm_sync_generator_tag): Remove.
14594 (struct arm_sync_generator): Remove.
14595 * config/arm/arm.md (VUNSPEC_SYNC_COMPARE_AND_SWAP, VUNSPEC_SYNC_LOCK,
14596 VUNSPEC_SYNC_OP, VUNSPEC_SYNC_NEW_OP, VUNSPEC_SYNC_OLD_OP): Remove.
14597 (VUNSPEC_ATOMIC_CAS, VUNSPEC_ATOMIC_XCHG, VUNSPEC_ATOMIC_OP): New.
14598 (VUNSPEC_LL, VUNSPEC_SC): New.
14599 (sync_result, sync_memory, sync_required_value, sync_new_value,
14600 sync_t1, sync_t2, sync_release_barrier, sync_op): Remove.
14601 (attr length): Don't use arm_sync_loop_insns.
14602 (cbranch_cc, cstore_cc): Update call to arm_gen_compare_reg.
14603 (movsfcc, movdfcc): Likewise.
14604 * config/arm/constraints.md (Ua): New.
14605 * config/arm/prediates.md (mem_noofs_operand): New.
14606 (sync_compare_and_swap<QHSD>, sync_lock_test_and_set<QHSD>): Remove.
14607 (sync_clobber, sync_t2_reqd): Remove.
14608 (sync_<syncop><QHSD>, sync_nand<QHSD>): Remove.
14609 (sync_new_<syncop><QHSD>, sync_new_nand<QHSD>): Remove.
14610 (sync_old_<syncop><QHSD>, sync_old_nand<QHSD>): Remove.
14611 (arm_sync_compare_and_swap<SIDI>): Remove.
14612 (arm_sync_compare_and_swap<NARROW>): Remove.
14613 (arm_sync_lock_test_and_set<SIDI>): Remove.
14614 (arm_sync_lock_test_and_set<NARROW>): Remove.
14615 (arm_sync_new_<syncop><SIDI>): Remove.
14616 (arm_sync_new_<syncop><NARROW>): Remove.
14617 (arm_sync_new_nand<SIDI>): Remove.
14618 (arm_sync_new_nand<NARROW>): Remove.
14619 (arm_sync_old_<syncop><SIDI>): Remove.
14620 (arm_sync_old_<syncop><NARROW>): Remove.
14621 (arm_sync_old_nand<SIDI>): Remove.
14622 (arm_sync_old_nand<NARROW>): Remove.
14623 (*memory_barrier): Merge arm_output_memory_barrier.
14624 (atomic_compare_and_swap<QHSD>): New.
14625 (atomic_compare_and_swap<NARROW>_1): New.
14626 (atomic_compare_and_swap<SIDI>_1): New.
14627 (atomic_exchange<QHSD>): New.
14628 (cas_cmp_operand, cas_cmp_str): New.
14629 (atomic_op_operand, atomic_op_str): New.
14630 (atomic_<syncop><QHSD>, atomic_nand<QHSD>): New.
14631 (atomic_fetch_<syncop><QHSD>, atomic_fetch_nand<QHSD>): New.
14632 (atomic_<syncop>_fetch<QHSD>, atomic_nand_fetch<QHSD>): New.
14633 (arm_load_exclusive<NARROW>): New.
14634 (arm_load_exclusivesi, arm_load_exclusivedi): New.
14635 (arm_store_exclusive<QHSD>): New.
14637 2012-01-09 Michael Meissner <meissner@linux.vnet.ibm.com>
14639 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add DF
14640 reload patterns if -mvsx-scalar-memory.
14642 * config/rs6000/vsx.md (vsx_xscvspdp): Allow xscvspdp to be
14643 generated, even -mno-vsx-scalar-double was used.
14644 (vsx_xscvdpsp_scalar): Likewise.
14645 (vsx_xscvspdp_scalar2): Likewise.
14647 2012-01-09 Tom de Vries <tom@codesourcery.com>
14648 Andrew Pinski <apinski@cavium.com>
14651 * reorg.c (fill_slots_from_thread): Don't speculate
14652 frame-related insns.
14654 2012-01-09 Richard Sandiford <rdsandiford@googlemail.com>
14656 * sched-int.h (bb_note): Move to...
14657 * basic-block.h: ...here.
14658 * haifa-sched.c (bb_note): Move to...
14659 * cfgrtl.c: ...here.
14660 * function.c (next_block_for_reg): New function.
14661 (move_insn_for_shrink_wrap): Likewise.
14662 (prepare_shrink_wrap): Rewrite to use the above.
14664 2012-01-09 Aldy Hernandez <aldyh@redhat.com>
14666 * gimple.c (is_gimple_non_addressable): Remove.
14667 * gimple.h: Remove is_gimple_non_addressable.
14668 * gimplify.c (gimplify_modify_expr_rhs): Use is_gimple_reg instead of
14669 is_gimple_non_addressable.
14670 * trans-mem.c (expand_assign_tm): Same.
14672 2012-01-09 Richard Guenther <rguenther@suse.de>
14674 PR tree-optimization/51775
14675 * tree-ssa-sccvn.c (visit_use): Value-number throwing stmts.
14676 * tree-ssa-pre.c (eliminate): Properly fixup EH info.
14678 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
14680 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
14682 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
14684 2012-01-09 Richard Guenther <rguenther@suse.de>
14686 * tree-streamer-out.c (write_ts_optimization): Fix spelling.
14688 2012-01-08 Jan Hubicka <jh@suse.cz>
14690 PR tree-optimize/51680
14691 * ipa-inline-analyss.c (evaluate_properties_for_edge): Fix condition
14692 on when known_vals needs to be computed; cleanup.
14694 2012-01-08 Jan Hubicka <jh@suse.cz>
14696 PR tree-optimize/51694
14697 * ipa-cp.c (ipa_get_indirect_edge_target): Add bounds checks.
14699 2012-01-08 Jonathan Wakely <jwakely.gcc@gmail.com>
14701 * doc/cpp.texi (Predefined Macros): __STRICT_ANSI__ is defined
14702 for -std=c++98 and -std=c++11 too.
14704 2012-01-08 Chung-Lin Tang <cltang@codesourcery.com>
14706 * cfgloop.c (cancel_loop): Add free() of bbs array.
14708 2012-01-07 Jan Hubicka <jh@suse.cz>
14710 PR tree-optimization/51600
14711 * ipa-inline-analysis.c (estimate_edge_devirt_benefit): Disable code
14712 that benefits small functions.
14714 2012-01-07 Jan Hubicka <jh@suse.cz>
14716 * ipa-inline.c (want_inline_small_function_p): Fix formating.
14718 2012-01-07 Jan Hubicka <jh@suse.cz>
14720 PR tree-optimization/51680
14721 * ipa-inline.c (want_inline_small_function_p): Be more lax on functions
14722 whose inlining reduce unit size.
14724 2012-01-07 Alexandre Oliva <aoliva@redhat.com>
14727 * cselib.c (new_elt_loc_list): Promote addr_list to canonical node.
14728 Add canonical node to containing_mem chain after the non-canonical
14729 one, even if there weren't any locs to propagate.
14730 (remove_useless_values): Keep only canonical values.
14731 (add_mem_for_addr, cselib_lookup_mem): Canonicalize addr.
14732 (cselib_invalidate_mem): Likewise. Ensure v is canonical, and
14733 canonicalize mem_chain elements that are not discarded.
14735 2012-01-06 Jakub Jelinek <jakub@redhat.com>
14738 * cgraphunit.c (cgraph_optimize): Call output_weakrefs
14739 before emitting functions.
14741 PR gcov-profile/50127
14742 * bb-reorder.c (partition_hot_cold_basic_blocks): Call
14743 clear_aux_for_blocks.
14745 2012-01-06 Alexandre Oliva <aoliva@redhat.com>
14748 * cselib.c (cselib_hash_rtx): Hash incoming VALUEs too.
14750 2012-01-06 Arnaud Charlet <charlet@adacore.com>
14752 * c-decl.c (ext_block): Moved up.
14753 (collect_all_refs, for_each_global_decl): Take ext_block into account.
14755 2012-01-06 Han Shen <shenhan@google.com>
14757 Translate built-in include paths for sysroot.
14758 * Makefile.in (gcc_gxx_include_dir_add_sysroot): New.
14759 (PREPROCESSOR_DEFINES): Define GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT.
14761 * cppdefault.c (cpp_include_defaults): Replace hard coded "0" with
14762 GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT for "add_sysroot" field.
14764 * configure.ac (AC_SUBST): Add gcc_gxx_include_dir_add_sysroot to
14765 control whether sysroot should be prepended to gxx include dir.
14767 * configure: Regenerate.
14769 2012-01-06 Torvald Riegel <triegel@redhat.com>
14771 PR rtl-optimization/51771
14772 * builtin-attrs.def (ATTR_RETURNS_TWICE, ATTR_TM_NOTHROW_RT_LIST): New.
14773 * gtm-builtins.def (BUILT_IN_TM_START): Add returns-twice attrib.
14775 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
14777 PR tree-optimization/51315
14778 * tree-sra.c (tree_non_aligned_mem_for_access_p): New predicate.
14779 (build_accesses_from_assign): Use it instead of tree_non_aligned_mem_p.
14781 2012-01-05 Uros Bizjak <ubizjak@gmail.com>
14784 * config/ia64/ia64.c (expand_vec_perm_shrp): Use correct operands
14785 for shrp pattern. Correctly handle and fixup shift variable.
14786 Return false when shift > nelt for BYTES_BIG_ENDIAN target.
14788 2012-01-05 Jakub Jelinek <jakub@redhat.com>
14791 * calls.c (emit_call_1): For noreturn calls force a REG_ARGS_SIZE
14792 note when !ACCUMULATE_OUTGOING_ARGS.
14794 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
14796 * tree-vrp.c (extract_range_from_binary_expr_1): Remove duplicated
14798 (extract_range_from_unary_expr_1): Avoid useless computations.
14800 2012-01-05 Jakub Jelinek <jakub@redhat.com>
14802 PR rtl-optimization/51767
14803 * cfgrtl.c (force_nonfallthru_and_redirect): Force addition
14804 of jump_block and add an extra edge for degenerated asm gotos.
14806 PR middle-end/51768
14807 * stmt.c (check_unique_operand_names): Don't ICE during error
14808 reporting if i is from labels chain.
14810 PR middle-end/44777
14811 * profile.c (branch_prob): Split bbs that have exit edge
14812 and need a fake entry edge too.
14814 2012-01-05 Jan Hubicka <jh@suse.cz>
14816 PR middle-end/49710
14817 * cfgloopmanip.c (remove_path): Walk loop hiearchy upwards when
14820 2012-01-05 Richard Guenther <rguenther@suse.de>
14823 * tree-streamer-out.c (write_ts_optimization): New function.
14824 (streamer_write_tree_body): Call it.
14825 * tree-streamer-in.c (lto_input_ts_optimization): New function.
14826 (streamer_read_tree_body): Call it.
14827 * lto-streamer-out.c (lto_is_streamable): Handle OPTIMIZATION_NODE.
14829 2012-01-05 Jakub Jelinek <jakub@redhat.com>
14831 PR middle-end/51761
14832 * gimple.h (struct gimplify_ctx): Add in_cleanup_point_expr field.
14833 * gimplify.c (gimplify_cleanup_point_expr): Save and set
14834 in_cleanup_point_expr before gimplify_stmt call and restore it
14836 (gimplify_target_expr): Don't add {CLOBBER} cleanup if
14837 in_cleanup_point_expr is false.
14839 2012-01-05 Richard Guenther <rguenther@suse.de>
14841 PR middle-end/51764
14842 * common.opt (Wmudflap, fmudflap, fmudflapth, fmudflapir): Move
14844 * toplev.c (process_options): Reject combining mudflap and LTO.
14845 * tree-nomudflap.c (nogo): Use sorry instead of internal_error.
14847 2012-01-05 Richard Guenther <rguenther@suse.de>
14849 PR tree-optimization/51760
14850 * tree-ssa-ccp.c (likely_value): Drop UNDEFINED to CONSTANT,
14852 (bit_value_unop): Handle UNDEFINED operands.
14853 (bit_value_binop): Likewise.
14855 2012-01-05 Georg-Johann Lay <avr@gjlay.de>
14857 * config/avr/avr.c (avr_replace_prefix): Remove.
14858 (avr_asm_named_section): Use ACONCAT instead of avr_replace_prefix.
14859 (avr_asm_function_rodata_section): Ditto.
14860 (avr_asm_select_section): Ditto.
14862 2012-01-05 Marcus Shawcroft <marcus.shawcroft@arm.com>
14864 * reload.c (find_reloads): Adjust LABEL_NUSES on REG_LABEL_OPERAND
14867 2012-01-05 Jakub Jelinek <jakub@redhat.com>
14870 * tree-cfg.c (need_fake_edge_p): Return true also for noreturn
14871 calls that have any non-fake successor edges.
14874 * var-tracking.c (add_stores): For COND_EXEC allow oval to be NULL.
14876 2012-01-04 Eric Botcazou <ebotcazou@adacore.com>
14878 PR tree-optimization/51624
14879 * tree-sra.c (build_ref_for_model): When replicating a chain of
14880 COMPONENT_REFs, stop as soon as the offset would become negative.
14882 2012-01-04 Jakub Jelinek <jakub@redhat.com>
14885 * dwarf2out.c (output_loc_list): For now drop >= 64KB expressions
14886 in .debug_loc on the floor.
14888 2012-01-04 Andrew Pinski <apinski@cavium.com>
14890 * doc/invoke.texi (-march=@var{arch}): Add octeon+ and octeon2.
14892 2012-01-04 Andrew Pinski <apinski@cavium.com>
14893 Adam Nemet <anemet@caviumnetworks.com>
14895 * config/mips/mips.md (size): Add SI and DI.
14896 (SIZE): New mode attribute.
14897 (U): New code attribute.
14898 * config/mips/mips-dsp.md (mips_lbux): Use gen_mips_lbux_extsi.
14899 (mips_lbux_<mode>): Delete.
14900 (mips_l<SHORT:size><u>x_ext<GPR:mode>_<P:mode>): New pattern.
14901 (mips_lhx): Use gen_mips_lhx_extsi.
14902 (mips_lhx_<mode>): Delete.
14903 (mips_lwx): Delete.
14904 (mips_l<size>x): New expand.
14905 (mips_lwx_<mode>): Delete.
14906 (mips_l<GPR:size>x_<P:mode>): New pattern.
14907 (*mips_lw<u>x_<P:mode>_ext): Likewise.
14908 * config/mips/mips-ftypes.def: Add DI f(POINTER, SI) function type.
14909 * config/mips/mips.c (mips_lx_address_p): New function.
14910 (mips_rtx_costs <case MEM>): Call mips_lx_address_p.
14911 (dsp64): New availability predicate.
14912 (mips_builtins): Add an entry for __builtin_mips_ldx.
14913 * config/mips/mips.h (ISA_HAS_LBX): New define.
14914 (ISA_HAS_LBUX): Likewise.
14915 (ISA_HAS_LHX): Likewise.
14916 (ISA_HAS_LHUX): Likewise.
14917 (ISA_HAS_LWX): Likewise.
14918 (ISA_HAS_LWUX): Likewise.
14919 (ISA_HAS_LDX): Likewise.
14920 * doc/extend.texi (__builtin_mips_ldx): Document.
14922 2012-01-04 Tristan Gingold <gingold@adacore.com>
14924 * config/vms/xm-vms.h (HOST_LONG_FORMAT, HOST_PTR_PRINTF): Define
14925 when long pointers are used.
14926 * config.build (*-*-*vms*): Handle all OpenVMS targets.
14927 (alpha64-dec-*vms*, alpha*-dec-*vms*)
14928 (ia64-hp-*vms*): Remove.
14929 * config/vms/xm-vms64.h: Delete.
14931 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
14933 PR middle-end/51472
14934 * trans-mem.c (expand_assign_tm): Handle TM_MEMMOVE loads correctly.
14936 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
14938 * opts.c (finish_options): Remove duplicate sorry.
14940 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
14942 PR middle-end/51696
14943 * trans-mem.c (diagnose_tm_1): Display indirect calls with no name
14946 2012-01-04 Richard Guenther <rguenther@suse.de>
14948 PR middle-end/51750
14949 * tree.c (size_low_cst): New function.
14950 * tree.h (size_low_cst): Declare.
14951 * fold-const.c (fold_comparison): Use it to extract the low
14952 part of the POINTER_PLUS_EXPR offset.
14954 2012-01-04 Georg-Johann Lay <avr@gjlay.de>
14956 Fix clearing ZERO_REG
14957 * config/avr/avr.md (cc): Add alternative "ldi".
14958 (movqi_insn): Use it in cc attribute.
14959 * config/avr/avr.c (notice_update_cc): Handle CC_LDI.
14960 (output_reload_in_const): Use CLR to move 0 to ZERO_REG.
14961 (output_reload_insisf): Use ZERO_REG to pre-clear register.
14963 2012-01-04 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
14965 * configure: Regenerate.
14967 2012-01-04 Richard Guenther <rguenther@suse.de>
14969 PR tree-optimization/49651
14970 * tree-ssa-structalias.c (type_can_have_subvars): New function.
14971 (var_can_have_subvars): Use it.
14972 (get_constraint_for_1): Only consider subfields if there can be any.
14974 2012-01-03 Jakub Jelinek <jakub@redhat.com>
14977 * cselib.c (new_elt_loc_list): When moving locs from one cselib_val
14978 to its new canonical_cselib_val and the cselib_val was in
14979 first_containing_mem chain, but the canonical_cselib_val was not,
14980 add the latter into the chain.
14981 (cselib_invalidate_mem): Compare canonical_cselib_val of
14982 addr_list chain elt with v.
14985 * dwarf2out.c (dwarf2out_start_source_file, dwarf2out_define,
14986 dwarf2out_undef): Allocate e.info using ggc_strdup instead
14988 (output_macinfo_op): Don't ggc_strdup fd->filename.
14989 (optimize_macinfo_range): Allocate grp_name using XALLOCAVEC,
14990 then ggc_strdup it. Don't free inc->info or cur->info.
14991 (output_macinfo): Don't free ref->info or file->info.
14993 2012-01-03 Ira Rosen <irar@il.ibm.com>
14995 PR tree-optimization/51269
14996 * tree-vect-loop-manip.c (set_prologue_iterations): Make
14997 first_niters a pointer.
14998 (slpeel_tree_peel_loop_to_edge): Likewise.
14999 (vect_do_peeling_for_loop_bound): Update call to
15000 slpeel_tree_peel_loop_to_edge.
15001 (vect_gen_niters_for_prolog_loop): Don't compute wide_prolog_niters
15002 here. Remove it from the parameters list.
15003 (vect_do_peeling_for_alignment): Update calls and compute
15004 wide_prolog_niters.
15006 2012-01-03 Richard Guenther <rguenther@suse.de>
15008 PR tree-optimization/51070
15009 * tree-loop-distribution.c (stmt_has_scalar_dependences_outside_loop):
15010 Properly handle calls.
15012 2012-01-03 Richard Guenther <rguenther@suse.de>
15014 PR tree-optimization/51692
15015 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not remove
15016 the LHS of allocation stmts.
15018 2012-01-03 Olivier Hainque <hainque@adacore.com>
15020 * system.h: Prior to #define, #undef fopen and freopen unconditionally.
15022 2012-01-03 Olivier Hainque <hainque@adacore.com>
15024 * collect2.c (main): In AIX specific computations for vector
15025 insertions, use CONST_CAST2 to cast from char ** to const char **.
15027 2012-01-03 Richard Guenther <rguenther@suse.de>
15030 * dwarf2out.c (dwarf2out_finish): Always create a DIE for
15031 the context of a limbo DIE when it does not already exist.
15033 2012-01-03 Jakub Jelinek <jakub@redhat.com>
15035 PR tree-optimization/51719
15036 * value-prof.c (gimple_ic): When indirect call isn't noreturn,
15037 but direct call is, clear direct call's lhs and don't add fallthrough
15038 edge from dcall_bb to join_bb and PHIs.
15040 2012-01-03 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
15042 * config/s390/s390.md ("*cmp<mode>_ccs"): Fix comment mentioning
15043 the instructions emitted by the pattern.
15044 ("*TDC_insn_<mode>"): Add comment.
15046 2012-01-03 Richard Guenther <rguenther@suse.de>
15048 PR middle-end/51730
15049 * fold-const.c (fold_comparison): Properly canonicalize
15050 tree offset and HOST_WIDE_INT bit position.
15052 2012-01-02 Uros Bizjak <ubizjak@gmail.com>
15054 * config/ia64/ia64.c (expand_vec_perm_broadcast): Use correct
15055 operands for extzv pattern.
15057 2012-01-02 Jakub Jelinek <jakub@redhat.com>
15060 * cselib.c (add_mem_for_addr): Call canonical_cselib_val
15063 2012-01-02 Sandra Loosemore <sandra@codesourcery.com>
15065 * doc/invoke.texi (-flto and related options): Copy-edit.
15067 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
15069 * config/mips/mips.md (loadgp_newabi_<mode>): Add missing earlyclobber.
15071 2012-01-02 Jakub Jelinek <jakub@redhat.com>
15073 * config/i386/sse.md (*avx2_gatherdi<mode>_3, *avx2_gatherdi<mode>_4):
15076 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
15078 * expr.h (move_by_pieces_ninsns): Declare.
15079 * expr.c (move_by_pieces_ninsns): Make external.
15080 * config/mips/mips-protos.h (mips_move_by_pieces_p): Declare.
15081 (mips_store_by_pieces_p): Likewise.
15082 * config/mips/mips.h (MOVE_BY_PIECES_P): Call mips_move_by_pieces_p.
15083 (STORE_BY_PIECES_P): Likewise mips_store_by_pieces_p.
15084 * config/mips/mips.c (mips_move_by_pieces_p): New function.
15085 (mips_store_by_pieces_p): Likewise.
15087 2012-01-02 Jakub Jelinek <jakub@redhat.com>
15089 * passes.c (register_one_dump_file): Free full_name.
15091 * reload1.c (reload): Don't allocate reg_max_ref_width here.
15092 (calculate_elim_costs_all_insns): Free offsets_at and
15093 offsets_known_at at the end and clear the pointers.
15095 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
15097 * config/avr/avr.opt (-mbranch-cost): Fix double definition of
15098 this option introduced in r180739.
15100 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
15103 * config.gcc (tm_file target=avr]): Add avr/avr-multilib.h
15104 (tmake_file target=avr): Add avr/t-multilib.
15106 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use AVR_HAVE_8BIT_SP
15107 to built-in define __AVR_HAVE_8BIT_SP__, __AVR_HAVE_16BIT_SP__.
15108 * config/avr/genmultilib.awk: New file.
15109 * config/avr/t-multilib: New auto-generated file.
15110 * config/avr/multilib.h: New auto-generated file.
15111 * config/avr/t-avr (AVR_MCUS): New variable.
15112 (genopt.sh): Use it.
15113 (s-mlib): Depend on t-multilib.
15114 (t-multilib, multilib.h): New dependencies.
15115 (s-avr-mlib): New rule to build t-multilib, multilib.h from AVR_MCUS.
15116 (MULTILIB_OPTIONS): Remove.
15117 (MULTILIB_MATCHES): Remove.
15118 (MULTILIB_DIRNAMES): Remove.
15119 (MULTILIB_EXCEPTIONS): Remove:
15120 * config/avr/genopt.sh: Don't use hard coded file name;
15121 pass AVR_MCUS from t-avr instead.
15123 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
15125 * config/avr/avr.c (avr_out_ashrpsi3): Fix "case 31" to "case 23".
15127 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
15129 Implement light-weight DImode support.
15130 * config/avr/avr-dimode.md: New file.
15131 * config/avr/avr.md: Include it.
15132 (adjust_len): Add plus64, compare64.
15133 (HIDI): Remove code iterator.
15134 (code_stdname): New code attribute.
15135 (rotx, rotsmode): Remove DI.
15136 (rotl<mode>3, *rotw<mode>, *rotb<mode>): Use HISI instead of HIDI
15138 * config/avr/avr-protos.h (avr_have_dimode): New.
15139 (avr_out_plus64, avr_out_compare64): New.
15140 * config/avr/avr.c (avr_out_compare): Handle DImode.
15141 (avr_have_dimode): New variable definition and initialization.
15142 (avr_out_compare64, avr_out_plus64): New functions.
15143 (avr_out_plus_1): Use simplify_unary_operation to negate xval.
15144 (adjust_insn_length): Handle ADJUST_LEN_COMPARE64, ADJUST_LEN_PLUS64.
15145 (avr_compare_pattern): Skip DImode comparisons.
15147 2012-01-02 Revital Eres <revital.eres@linaro.org>
15149 * ddg.c (def_has_ccmode_p): New function.
15150 (add_cross_iteration_register_deps,
15151 create_ddg_dep_from_intra_loop_link): Call it.
15153 2012-01-02 Richard Guenther <rguenther@suse.de>
15156 * invoke.texi (fassociative-math): Remove spurious paranthesis.
15158 2012-01-01 Jakub Jelinek <jakub@redhat.com>
15160 * gcc.c (process_command): Update copyright notice dates.
15161 * gcov.c (print_version): Likewise.
15162 * gcov-dump.c (print_version): Likewise.
15163 * mips-tfile.c (main): Likewise.
15164 * mips-tdump.c (main): Likewise.
15166 2012-01-01 Ira Rosen <irar@il.ibm.com>
15168 PR tree-optimization/51704
15169 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Check that
15170 a use is inside the basic block or loop before accessing its vect info.
15172 2012-01-01 Jan Hubicka <jhjh@suse.cz>
15174 PR rtl-optimization/51069
15175 * cfgloopmanip.c (remove_path): Removing path making irreducible
15176 region unconditional makes BB part of the region.
15178 2012-01-01 Jakub Jelinek <jakub@redhat.com>
15180 PR tree-optimization/51683
15181 * tree-ssa-propagate.c (substitute_and_fold): Don't optimize away
15182 calls with side-effects.
15183 * tree-ssa-ccp.c (ccp_fold_stmt): Likewise.
15185 Copyright (C) 2012 Free Software Foundation, Inc.
15187 Copying and distribution of this file, with or without modification,
15188 are permitted in any medium without royalty provided the copyright
15189 notice and this notice are preserved.