1 2012-06-28 Jakub Jelinek <jakub@redhat.com>
3 PR tree-optimization/53645
4 * tree-vect-generic.c (expand_vector_divmod): Use MULT_HIGHPART_EXPR
5 instead of VEC_WIDEN_MULT_{HI,LO}_EXPR followed by VEC_PERM_EXPR
8 2012-06-28 Georg-Johann Lay <avr@gjlay.de>
11 * config/avr/avr.c (avr_hard_regno_call_part_clobbered): New.
12 * config/avr/avr-protos.h (avr_hard_regno_call_part_clobbered): New.
13 * config/avr/avr.h (HARD_REGNO_CALL_PART_CLOBBERED): Forward to
14 avr_hard_regno_call_part_clobbered.
16 2012-06-28 Richard Guenther <rguenther@suse.de>
19 * expr.c (expand_expr_real_1): Verify if the type is complete
20 before inspecting its size.
22 2012-06-28 Andreas Schwab <schwab@linux-m68k.org>
24 * doc/include/gpl.texi: Remove.
25 * doc/sourcebuild.texi (Texinfo Manuals): Don't mention gpl.texi.
27 2012-06-28 Jakub Jelinek <jakub@redhat.com>
29 PR tree-optimization/53645
30 * tree-vect-generic.c (add_rshift): New function.
31 (expand_vector_divmod): New function.
32 (expand_vector_operation): Use it for vector integer
33 TRUNC_{DIV,MOD}_EXPR by VECTOR_CST.
34 * tree-vect-patterns.c (vect_recog_divmod_pattern): Replace
35 unused lguup variable with dummy_int.
37 2012-06-28 OLivier Hainque <hainque@adacore.com>
39 * expr.c (convert_move): Latch mem integer inputs into a
40 register before expanding a multi-instructions sequence.
42 2012-06-28 Alexandre Oliva <aoliva@redhat.com>,
43 Uros Bizjak <ubizjak@gmail.com>,
44 Jakub Jelinek <jakub@redhat.com>
48 * var-tracking.c (vt_emit_notes): Release loc_exp_dep_pool...
49 (vt_finalize): ... here instead, if needed.
51 2012-06-28 Alexandre Oliva <aoliva@redhat.com>
56 * dce.c (word_dce_process_block): Check whether inserting debug
57 temps are needed even for needed insns.
58 (dce_process_block): Likewise.
59 * df-problems.c (dead_debug_add): Add comment about multi-regs.
60 (dead_debug_insert_temp): Likewise. Don't subreg when we're
61 setting fewer regs than a multi-reg requires.
63 2012-06-27 Richard Henderson <rth@redhat.com>
65 * config/alpha/alpha.c (alpha_dimode_u): New.
66 (alpha_init_builtins): Initialize it, and use it.
67 (alpha_fold_builtin_cmpbge): Use alpha_dimode_u.
68 (alpha_fold_builtin_zapnot, alpha_fold_builtin_insxx): Likewise.
69 (alpha_fold_vector_minmax, alpha_fold_builtin_perr): Likewise.
70 (alpha_fold_builtin_pklb, alpha_fold_builtin_pkwb): Likewise.
71 (alpha_fold_builtin_unpkbl, alpha_fold_builtin_unpkbw): Likewise.
72 (alpha_fold_builtin_cttz, alpha_fold_builtin_ctlz): Likewise.
73 (alpha_fold_builtin_ctpop): Likewise.
74 (alpha_fold_builtin_umulh): Remove.
75 (alpha_fold_builtin): Use MULT_HIGHPART_EXPR for UMULH; fix
76 typo in MAX_ARGS check.
78 2012-06-27 Richard Henderson <rth@redhat.com>
80 * tree.def (MULT_HIGHPART_EXPR): New.
81 * cfgexpand.c (expand_debug_expr): Ignore it.
82 * expr.c (expand_expr_real_2): Handle it.
83 * fold-const.c (int_const_binop_1): Likewise.
84 * optabs.c (optab_for_tree_code): Likewise.
85 * tree-cfg.c (verify_gimple_assign_binary): Likewise.
86 * tree-inline.c (estimate_operator_cost): Likewise.
87 * tree-pretty-print.c (dump_generic_node): Likewise.
88 (op_code_prio, op_symbol_code): Likewise.
89 * tree.c (commutative_tree_code): Likewise. Also handle
90 WIDEN_MULT_EXPR, VEC_WIDEN_MULT_HI_EXPR, VEC_WIDEN_MULT_LO_EXPR.
92 2012-06-27 Richard Henderson <rth@redhat.com>
95 * config/i386/i386.c (ix86_rtx_costs): Fix typo vs UNITS_PER_WORD
96 in 2012-06-23 change. Adjust two other DImode tests as well.
98 2012-06-27 Nick Clifton <nickc@redhat.com>
100 * config/rx/rx.md (comparesi3_extend): Remove = modifier from
103 2012-06-27 Richard Guenther <rguenther@suse.de>
106 * tree-chrec.c (chrec_convert_1): Represent truncation to
107 a type with undefined overflow as truncation to an unsigned
108 type converted to the type with undefined overflow.
109 * tree-scalar-evolution.c (interpret_rhs_expr): For computing
110 the scalar evolution of a truncated widened operation avoid
111 looking at the non-existing evolution of the widened operation
114 2012-06-27 Richard Guenther <rguenther@suse.de>
116 PR tree-optimization/53774
117 * tree-ssa-reassoc.c (get_rank): All default defs have
119 (init_reassoc): Precompute rank for all SSA default defs.
121 2012-06-27 Nick Clifton <nickc@redhat.com>
123 * config/rx/rx.md (simple_return): Use the simple_return rtx.
125 2012-06-26 Richard Henderson <rth@redhat.com>
127 * config/i386/i386.c (ix86_rtx_costs): Use standard_sse_constant_p
128 and don't fall thru from standard_80387_constant_p to the memory
131 2012-06-26 Richard Henderson <rth@redhat.com>
133 * config/i386/i386.c (bdesc_args): Update. Change
134 IX86_BUILTIN_VEC_WIDEN_SMUL_ODD_V4SI to OPTION_MASK_ISA_SSE2.
135 (IX86_BUILTIN_VEC_WIDEN_SMUL_EVEN_V4SI): New.
136 (ix86_builtin_mul_widen_even): Use it.
137 (ix86_builtin_mul_widen_odd): Relax SMUL_ODD from sse4 to sse2.
138 (ix86_expand_mul_widen_evenodd): Handle signed for sse2.
139 * config/i386/sse.md (vec_widen_<s>mult_hi_<V124_AVX2>): Allow
141 (vec_widen_<s>mult_lo_<V124_AVX2>): Likewise.
142 (vec_widen_<s>mult_odd_<VI4_AVX2>): Likewise. Relax from V124_AVX2.
143 (vec_widen_smult_even_v4si): New.
145 2012-06-26 Richard Henderson <rth@redhat.com>
147 * config/i386/sse.md (mul<VI8_AVX2>3): Change from insn_and_split
148 to expander; move guts to ...
149 * config/i386/i386.c (ix86_expand_sse2_mulvxdi3): ... here. Add
150 highparts before shifting up.
151 * config/i386/i386-protos.h: Update.
153 2012-06-26 Steven Bosscher <steven@gcc.gnu.org>
155 * system.h (USE_COMMON_FOR_ONE_ONLY): Poison.
156 * defaults.h (USE_COMMON_FOR_ONE_ONLY): Do not provide default.
157 * config/darwin.h (USE_COMMON_FOR_ONE_ONLY): Do not define.
159 2012-06-26 Alexandre Oliva <aoliva@redhat.com>
161 * var-tracking.c (vt_add_function_parameter): Use a preserved
162 VALUE for the MEM address of an incoming parameter.
164 2012-06-26 Sterling Augustine <saugustine@google.com>
166 * dwarf2out.c (output_pubnames): Add check for DW_TAG_enumerator.
167 (prune_unused_types): Likewise.
169 2012-06-26 Steven Bosscher <steven@gcc.gnu.org>
171 * system.h (UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP,
172 UNALIGNED_LONG_ASM_OP, UNALIGNED_DOUBLE_INT_ASM_OP): Poison.
173 * vmsdbgout.c (UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP,
174 UNALIGNED_LONG_ASM_OP, UNALIGNED_DOUBLE_INT_ASM_OP): Rename to
175 VMS_UNALIGNED_SHORT_ASM_OP, VMS_UNALIGNED_INT_ASM_OP,
176 VMS_UNALIGNED_LONG_ASM_OP, and VMS_UNALIGNED_DOUBLE_INT_ASM_OP.
177 * config/microblaze/microblaze.h (UNALIGNED_SHORT_ASM_OP,
178 UNALIGNED_INT_ASM_OP, UNALIGNED_DOUBLE_INT_ASM_OP): Do not define.
179 * doc/tm.texi.in: Remove UNALIGNED_INT_ASM_OP reference from the
181 * doc/tm.texi: Regenerate.
182 * doc/cpp.texi: Make example for #error generic.
183 * config/frv/frv.h: Fix example text to match tm.texi.
185 2012-06-26 Bill Schmidt <wschmidt@linux.ibm.com>
187 * tree-pass.h (pass_strength_reduction): New decl.
188 * tree-ssa-loop-ivopts.c (initialize_costs): Make non-static.
189 (finalize_costs): Likewise.
190 * timevar.def (TV_TREE_SLSR): New timevar.
191 * gimple-ssa-strength-reduction.c: New.
192 * tree-flow.h (initialize_costs): New decl.
193 (finalize_costs): Likewise.
194 * Makefile.in (tree-ssa-strength-reduction.o): New dependencies.
195 * passes.c (init_optimization_passes): Add pass_strength_reduction.
197 2012-06-26 Matt Turner <mattst88@gmail.com>
199 * doc/extend.texi (__builtin_arm_tinsrb): Add missing second
201 (__builtin_arm_tinsrh): Likewise.
202 (__builtin_arm_tinsrw): Likewise.
203 (__builtin_arm_wsadb): Add missing v2si parameter.
204 (__builtin_arm_wsadh): Likewise.
205 (__builtin_arm_getwcx): Delete.
206 (__builtin_arm_setwcx): Delete.
207 (__builtin_arm_getwcgr0): Add.
208 (__builtin_arm_getwcgr1): Add.
209 (__builtin_arm_getwcgr2): Add.
210 (__builtin_arm_getwcgr3): Add.
211 (__builtin_arm_setwcgr0): Add.
212 (__builtin_arm_setwcgr1): Add.
213 (__builtin_arm_setwcgr2): Add.
214 (__builtin_arm_setwcgr3): Add.
216 2012-06-26 Richard Guenther <rguenther@suse.de>
219 2012-06-21 Richard Guenther <rguenther@suse.de>
221 * tree-inline.c (estimate_num_insns): Estimate call cost for
224 2012-06-26 Steven Bosscher <steven@gcc.gnu.org>
227 * doc/tm.texi.in: Document LOGICAL_OP_NON_SHORT_CIRCUIT.
228 * doc/tm.texi: Regenerate.
230 2012-06-26 Steven Bosscher <steven@gcc.gnu.org>
233 * config/mips/mips.h: Do not define ALL_COP_ADDITIONAL_REGISTER_NAMES.
234 * config/frv/frv.h: Do not define REVERSE_CONDEXEC_PREDICATES_P.
235 * doc/tm.texi.in: Remove documentation for unused target macros
236 ALL_COP_ADDITIONAL_REGISTER_NAMES, DBX_OUTPUT_LBRAC, DBX_OUTPUT_NFUN,
237 DBX_OUTPUT_RBRAC, RANGE_TEST_NON_SHORT_CIRCUIT, REAL_VALUE_TRUNCATE,
238 REVERSE_CONDEXEC_PREDICATES_P, TARGET_ALIGN_ANON_BITFIELDS, and
239 TARGET_NARROW_VOLATILE_BITFIELDS.
240 Document that MD_HANDLE_UNWABI is a macro in libgcc.
241 * doc/tm.texi: Regenerate.
242 * system.h: Poison target macros
243 ALL_COP_ADDITIONAL_REGISTER_NAMES, DBX_OUTPUT_LBRAC, DBX_OUTPUT_NFUN,
244 DBX_OUTPUT_RBRAC, RANGE_TEST_NON_SHORT_CIRCUIT, REAL_VALUE_TRUNCATE,
245 REVERSE_CONDEXEC_PREDICATES_P, TARGET_ALIGN_ANON_BITFIELDS, and
246 TARGET_NARROW_VOLATILE_BITFIELDS
248 2012-06-26 Jan Hubicka <jh@suse.cz>
251 * cgraph.h (varpool_can_remove_if_no_refs): Fix handling of
254 2012-06-26 Dehao Chen <dehao@google.com>
256 * tree-inline.c: (expand_call_inline): Ensure that lexical block's
257 source location is consistant with the call stmt.
259 2012-06-26 Ulrich Weigand <ulrich.weigand@linaro.org>
261 PR tree-optimization/53729
262 PR tree-optimization/53636
263 * tree-vect-slp.c (vect_slp_analyze_bb_1): Delay call to
264 vect_verify_datarefs_alignment until after statements have
265 been marked as relevant/irrelevant.
266 * tree-vect-data-refs.c (vect_verify_datarefs_alignment):
267 Skip irrelevant statements.
268 (vect_enhance_data_refs_alignment): Use STMT_VINFO_RELEVANT_P
269 instead of STMT_VINFO_RELEVANT.
270 (vect_get_data_access_cost): Do not check for supportable
271 alignment before calling vect_get_load_cost/vect_get_store_cost.
272 * tree-vect-stmts.c (vect_get_store_cost): Do not abort when
273 handling unsupported alignment.
274 (vect_get_load_cost): Likewise.
276 2012-06-25 Steven Bosscher <steven@gcc.gnu.org>
278 * config/rl78/rl78.h: Do not undefine DONT_USE_BUILTIN_SETJMP.
279 Do not define JMP_BUF_SIZE.
281 2012-06-26 Jakub Jelinek <jakub@redhat.com>
283 PR tree-optimization/53748
284 * tree-ssa-phiopt.c (conditional_replacement): Only optimize
285 if arg0/arg1 have integral or pointer types.
287 2012-06-25 Richard Henderson <rth@redhat.com>
289 * config/i386/sse.md (sse2_sse4_1): Remove code attr.
290 (<s>dot_prodv4si, <s>dot_prodv8si): Remove
291 (sdot_prodv4si): New; handle only XOP.
293 2012-06-25 Richard Henderson <rth@redhat.com>
295 * config/i386/i386-builtin-types.def (V4UDI, V8USI): New.
296 (V2UDI_FUNC_V4USI_V4USI): New.
297 (V4UDI_FUNC_V8USI_V8USI): New.
298 * config/i386/i386.c (ix86_expand_args_builtin): Handle them.
299 (IX86_BUILTIN_VEC_WIDEN_SMUL_ODD_V4SI): New.
300 (IX86_BUILTIN_VEC_WIDEN_SMUL_ODD_V8SI): New.
301 (IX86_BUILTIN_VEC_WIDEN_UMUL_ODD_V4SI): New.
302 (IX86_BUILTIN_VEC_WIDEN_UMUL_ODD_V8SI): New.
303 (IX86_BUILTIN_VEC_WIDEN_UMUL_EVEN_V4SI): New.
304 (IX86_BUILTIN_VEC_WIDEN_UMUL_EVEN_V8SI): New.
305 (bdesc_args): Add them.
306 (ix86_builtin_mul_widen_even, ix86_builtin_mul_widen_odd): New.
307 (TARGET_VECTORIZE_BUILTIN_MUL_WIDEN_EVEN): New.
308 (TARGET_VECTORIZE_BUILTIN_MUL_WIDEN_ODD): New.
309 (ix86_expand_mul_widen_evenodd): Use xop_pmacsdqh.
310 * config/i386/sse.md (vec_widen_<s>mult_odd_<V124_AVX2>): New.
312 2012-06-25 Richard Henderson <rth@redhat.com>
314 * config/i386.sse.md (mul<VI4_AVX2>3): Use xop_pmacsdd.
316 2012-06-25 Richard Henderson <rth@redhat.com>
318 * config/i386/i386.c (ix86_rtx_costs) [MULT]: Only apply XOP cost
320 (ix86_expand_vec_interleave): New.
321 (ix86_expand_mul_widen_evenodd): New.
322 (ix86_expand_mul_widen_hilo): New.
323 (ix86_expand_sse2_mulv4si3): Use ix86_expand_mul_widen_evenodd.
324 * config/i386/i386.md (u_bool) New code attr.
325 * config/i386/predicates.md
326 (nonimmediate_or_const_vector_operand): Remove.
327 * config/i386/sse.md (mul<VI4_AVX2>3): Don't use it; don't test
329 (vec_widen<s>mult_hi_<VI2_AVX2>): Remove.
330 (vec_widen<s>mult_lo_<VI2_AVX2>): Remove.
331 (vec_widen<s>mult_hi_v8si): Remove.
332 (vec_widen<s>mult_lo_v8si): Remove.
333 (vec_widen_smult_hi_v4si): Remove.
334 (vec_widen_smult_lo_v4si): Remove.
335 (vec_widen_umult_hi_v4si): Remove.
336 (vec_widen_umult_lo_v4si): Remove.
337 (vec_widen_<s>mult_hi_<VI124_AVX2>): New.
338 (vec_widen_<s>mult_lo_<VI124_AVX2>): New.
339 * config/i386/i386-protos.h: Update.
341 2012-06-25 Christophe Lyon <christophe.lyon@st.com>
343 * config/arm/neon.md (UNSPEC_VLD1_DUP): Remove.
344 (neon_vld1_dup): Restrict to VQ operands.
345 (neon_vld1_dupv2di): New, fixes vld1q_dup_s64.
347 2012-06-25 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
348 James Greenhalgh <james.greenhalgh@arm.com>
350 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Add new built-ins.
351 (TARGET_FMA): New macro.
352 (TARGET_ARM_QBIT, TARGET_ARM_SAT): Likewise.
353 (TARGET_ARM_ARCH): Likewise.
354 (TARGET_ARM_ARCH_ISA_THUMB): Likewise.
355 (TARGET_V6M, TARGET_V7M): Likewise.
356 (TARGET_ARM_ARCH_PROFILE): Likewise.
357 (TARGET_ARM_FEATURE_LDREX): Likewise.
358 (TARGET_ARM_FP, TARGET_NEON_FP): Likewise.
359 (ARM_MIN_ENUM_SIZE): Likewise.
360 * config/arm/arm.c (arm_file_start): Refactor appropriately.
361 (base_architecture): New enumeration.
362 (arm_base_arch): New global variable.
363 (processors): Add field base_arch.
364 (ARM_ARCH, ARM_CORE): Adjust accordingly.
365 (arm_option_override): Add initialization of arm_base_arch.
366 * doc/cpp.texi (system-specific predefined macros.): Change.
368 2012-06-25 Jakub Jelinek <jakub@redhat.com>
371 * config/i386/sse.md (sse_loadlps): Use x m x constraints instead
372 of x x x in the vmovlps load alternative.
374 2012-06-25 Richard Sandiford <rdsandiford@googlemail.com>
377 * df.h (dead_debug_add): Remove third argument.
378 * df-problems.c (dead_debug_add): Likewise. Use the REGNO of the
379 REG that we want to replace instead.
380 (dead_debug_insert_temp): Use the REGNO of the reg that we want
381 to replace instead of DF_REF_REGNO. Require there to always be
382 at least one such use. Check for cases where the same location
383 has more than df_ref associated with it.
384 (df_note_bb_compute): Remove third dead_debug_add argument.
385 * dce.c (word_dce_process_block): Likewise.
387 2012-06-25 Steven Bosscher <steven@gcc.gnu.org>
389 * config/v850/v850.c: Remove redundant extern declarations for
390 last_assemble_variable_decl and size_directive_output.
392 * doc/tm.texi.in: Document JMP_BUF_SIZE.
393 * doc/tm.texi: Regenerate.
394 * config/sparc/sparc.h (JMP_BUF_SIZE): Do not define.
395 * config/pa/pa.h (JMP_BUF_SIZE): Likewise.
396 * config/stormy16/stormy16.h: Likewise.
398 * config/picochip/picochip.c: Do not define DONT_USE_BUILTIN_SETJMP.
400 * doc/sourcebuild.texi: Add missing subdirectories.
402 2012-06-25 Tristan Gingold <gingold@adacore.com>
404 * config/i386/i386.h: Fix typo.
406 2012-06-25 Tristan Gingold <gingold@adacore.com>
408 * config/i386/winnt.c (i386_pe_seh_end_prologue): Move code to ...
409 (seh_cfa_adjust_cfa): ... that function.
410 (seh_emit_stackalloc): Do not emit out of range values.
411 * config/i386/i386.md: Delete unused UNSPEC_REG_SAVE,
412 UNSPEC_DEF_CFA constants.
413 * config/i386/i386.h (SEH_MAX_FRAME_SIZE): Define.
414 * config/i386/i386.c (ix86_frame_pointer_required): Required
415 for very large frames on SEH target.
416 (ix86_compute_frame_layout): Save area is before frame pointer
417 on SEH target. Handle very large frames.
418 (ix86_expand_prologue): Likewise.
420 2012-06-24 Steven Bosscher <steven@gcc.gnu.org>
422 * output.h: (current_function_is_leaf,
423 current_function_sp_is_unchanging,
424 current_function_uses_only_leaf_regs): Remove.
425 * function.c (current_function_is_leaf,
426 current_function_sp_is_unchanging,
427 current_function_uses_only_leaf_regs): Remove.
428 (rest_of_handle_check_leaf_regs): Set crtl->uses_only_leaf_regs
429 instead of current_function_uses_only_leaf_regs.
430 * function.h (struct rtl_data): New fields sp_is_unchanging,
431 is_leaf, uses_only_leaf_regs.
432 * resource.c (init_resource_info): Replace current_function_is_leaf,
433 current_function_sp_is_unchanging, and
434 current_function_uses_only_leaf_regs with new crtl fields.
435 * sdbout.c (sdbout_symbol): Likewise.
436 * df-core.c (rest_of_handle_df_initialize): Likewise.
437 * ira.c (ira): Likewise.
438 * final.c (final_start_function): Likewise.
439 * reorg.c (fill_simple_delay_slots): Likewise.
440 * regrename.c (check_new_reg_p): Likewise.
441 * stack-ptr-mod.c (notice_stack_pointer_modification_1): Likewise.
442 (notice_stack_pointer_modification): Likewise.
443 * dbxout.c (dbxout_symbol): Likewise.
444 (dbxout_parms): Likewise.
445 * sel-sched.c (init_regs_for_mode): Likewise.
446 * dwarf2out.c (dbx_reg_number): Likewise.
447 (multiple_reg_loc_descriptor): Likewise.
448 * config/i386/i386.c (ix86_frame_pointer_required): Likewise.
450 (ix86_select_alt_pic_regnum): Likewise.
451 (ix86_compute_frame_layout): Likewise.
452 (ix86_finalize_stack_realign_flags): Likewise.
453 (ix86_expand_epilogue): Likewise.
454 * config/rs6000/rs6000.c (rs6000_stack_info): Likewise.
455 * config/h8300/h8300.c (byte_reg): Likewise.
456 * config/c6x/c6x.c (must_reload_pic_reg_p): Likewise.
457 (c6x_save_reg): Likewise.
458 (c6x_compute_frame_layout): Likewise.
459 * config/pa/pa.c (pa_compute_frame_size): Likewise.
460 (pa_output_function_prologue): Likewise.
461 * config/stormy16/stormy16.c (struct xstormy16_stack_layout): Likewise.
462 * config/sparc/sparc.md (attr "leaf_function"): Likewise.
463 * config/sparc/sparc.c (sparc_initial_elimination_offset): Likewise.
464 (sparc_expand_prologue): Likewise.
465 (sparc_flat_expand_prologue): Likewise.
466 (sparc_asm_function_prologue): Likewise.
467 (sparc_output_mi_thunk): Likewise.
468 (sparc_frame_pointer_required): Likewise.
469 * config/epiphany/epiphany.c (epiphany_compute_function_type):
471 (epiphany_compute_frame_size): Likewise.
472 * config/lm32/lm32.c (lm32_compute_frame_size): Likewise.
473 * config/cris/cris.c (cris_md_asm_clobbers): Likewise.
474 (cris_frame_pointer_required): Likewise.
475 * config/tilepro/tilepro.c (emit_sp_adjust): Likewise.
476 (tilepro_current_function_is_leaf): Likewise.
477 * config/arm/arm.c (arm_compute_save_reg0_reg12_mask): Likewise.
478 * config/pdp11/pdp11.c (pdp11_expand_epilogue): Likewise.
479 * config/ia64/ia64.c (find_gr_spill): Likewise.
480 (ia64_compute_frame_size): Likewise.
481 (ia64_can_eliminate): Likewise.
482 (ia64_initial_elimination_offset): Likewise.
483 * config/m68k/m68k.c (m68k_save_reg): Likewise.
484 (m68k_expand_epilogue): Likewise.
485 * config/rx/rx.c (rx_get_stack_layout): Likewise.
486 * config/tilegx/tilegx.c (tilegx_current_function_is_leaf): Likewise.
487 * config/picochip/picochip.c (picochip_can_eliminate_link_sp_save):
489 (picochip_output_frame_debug): Likewise.
490 * config/sh/sh.c (sh_media_register_for_return): Likewise.
491 (sh_allocate_initial_value): Likewise.
492 (sh_output_mi_thunk): Likewise.
493 * config/microblaze/microblaze.c (microblaze_must_save_register):
495 (compute_frame_size): Likewise.
496 (microblaze_initial_elimination_offset): Likewise.
497 (microblaze_expand_prologue): Likewise.
498 (microblaze_expand_epilogue): Likewise.
499 * config/frv/frv.c (frv_expand_epilogue): Likewise.
500 (frv_frame_pointer_required): Likewise.
501 * config/spu/spu.c (get_pic_reg): Likewise.
502 (direct_return): Likewise.
503 (spu_expand_prologue): Likewise.
504 (spu_expand_epilogue): Likewise.
505 (spu_initial_elimination_offset): Likewise.
506 * config/mips/mips.c (mips_global_pointer): Likewise.
507 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
508 (mips_compute_frame_info): Likewise.
509 * config/mep/mep.c (mep_interrupt_saved_reg): Likewise.
510 (mep_reload_pointer): Likewise.
511 * config/rl78/rl78.c (need_to_save): Likewise.
512 * config/cr16/cr16.c (cr16_compute_save_regs): Likewise.
513 * config/score/score.c (score_compute_frame_size): Likewise.
514 (score_function_prologue): Likewise.
515 * config/bfin/bfin.c (must_save_p): Likewise.
516 (expand_prologue_reg_save): Likewise.
517 (expand_epilogue_reg_restore): Likewise.
518 (bfin_frame_pointer_required): Likewise.
519 (n_regs_saved_by_prologue): Likewise.
520 (add_to_reg): Likewise.
521 (expand_interrupt_handler_prologue): Likewise.
522 (expand_interrupt_handler_epilogue): Likewise.
523 (bfin_expand_prologue): Likewise.
524 * config/avr/avr.c (avr_regs_to_save): Likewise.
525 (avr_prologue_setup_frame): Likewise.
526 (expand_epilogue): Likewise.
527 * config/s390/s390.c (s390_regs_ever_clobbered): Likewise.
528 (s390_register_info): Likewise.
529 (s390_frame_info): Likewise.
530 (s390_init_frame_layout): Likewise.
531 (s390_emit_prologue): Likewise.
534 2012-06-24 Steven Bosscher <steven@gcc.gnu.org>
536 * system.h: Poison ASM_BYTE_OP and ASM_OUTPUT_BYTE.
537 * vmsdbgout: Do not undefine it if defined.
538 Rename local ASM_BYTE_OP definition to VMS_ASM_BYTE_OP.
539 * config/microblaze/microblaze/h: Do no define ASM_BYTE_OP.
540 * config/mep/mep.h: Do not define ASM_OUTPUT_BYTE.
542 2012-06-24 Richard Sandiford <rdsandiford@googlemail.com>
544 * config/mips/mips.c (mips_process_sync_loop): Add missing
547 2012-06-23 Richard Henderson <rth@redhat.com>
550 * config/i386/i386.c (ix86_rtx_costs): Add reasonable costs for
551 V*QImode shifts and multiply.
552 (ix86_expand_vecop_qihi): Support shifts.
553 * config/i386/i386.md (any_shift): New code iterator.
554 * config/i386/sse.md (ashlv16qi3): Merge ...
555 (<any_shiftrt>v16qi3): ... into ...
556 (<any_shift><VI1_AVX2>3): ... here. Use ix86_expand_vecop_qihi
557 to support SSE and AVX.
559 * config/i386/i386.c (ix86_expand_sse_unpack): Split operands[]
560 parameter into src and dest.
561 * config/i386/sse.md (vec_unpacku_hi_<V124_AVX2>): Update call.
562 (vec_unpacks_hi_<V124_AVX2>): Likewise.
563 (vec_unpacku_lo_<V124_AVX2>): Likewise.
564 (vec_unpacks_lo_<V124_AVX2>): Likewise.
565 * config/i386/i386-protos.h: Update.
567 * config/i386/sse.md (mul<VI1_AVX2>3): Change from insn_and_split to
568 pure expander; move expansion code ...
569 * config/i386/i386.c (ix86_expand_vecop_qihi): ... here. New function.
570 * config/i386/i386-protos.h: Update.
572 2012-06-22 Edmar Wienskoski <edmar@freescale.com>
574 * config/rs6000/rs6000.md (define_attr "type"): New type popcnt.
575 (popcntb<mode>2): Add attribute type popcnt.
576 (popcntd<mode>2): Ditto.
577 * config/rs6000/power4.md (define_insn_reservation): Add type popcnt.
578 * config/rs6000/power5.md (define_insn_reservation): Ditto.
579 * config/rs6000/power7.md (define_insn_reservation): Ditto.
580 * config/rs6000/476.md (define_insn_reservation): Ditto.
581 * config/rs6000/power6.md (define_insn_reservation): New
582 reservation for popcnt instructions.
584 2012-06-22 H.J. Lu <hongjiu.lu@intel.com>
586 * doc/invoke.texi: Update -mpreferred-stack-boundary=3 warning.
588 2012-06-22 H.J. Lu <hongjiu.lu@intel.com>
591 * doc/invoke.texi: Add a warning for -mpreferred-stack-boundary=3.
593 * config/i386/i386.c (ix86_option_override_internal): Allow
594 -mpreferred-stack-boundary=3 for 64-bit if SSE is disabled.
596 * config/i386/i386.h (MIN_STACK_BOUNDARY): Set to 64 for 64-bit
599 2012-06-22 Bill Schmidt <wschmidt@linux.ibm.com>
601 * double-int.c (double_int_multiple_of): New function.
602 * double-int.h (double_int_multiple_of): New decl.
603 * tree-ssa-loop-ivopts.c (add_cost, zero_cost): Remove undefs.
604 (mbc_entry_hash): New forward decl.
605 (mbc_entry_eq): Likewise.
606 (zero_cost): Change to no_cost.
607 (mult_costs): New static var.
608 (cost_tables_exist): Likewise.
609 (initialize_costs): New function.
610 (finalize_costs): Likewise.
611 (tree_ssa_iv_optimize_init): Call initialize_costs.
612 (add_cost): Change to add_regs_cost; distinguish costs by speed.
613 (multiply_regs_cost): New function.
614 (add_const_cost): Likewise.
615 (extend_or_trunc_reg_cost): Likewise.
616 (negate_reg_cost): Likewise.
617 (multiply_by_cost): Change to multiply_by_const_cost; distinguish
619 (get_address_cost): Change add_cost to add_regs_cost; change
620 multiply_by_cost to multiply_by_const_cost.
621 (force_expr_to_var_cost): Change zero_cost to no_cost; change
622 add_cost to add_regs_cost; change multiply_by_cost to
623 multiply_by_const_cost.
624 (split_cost): Change zero_cost to no_cost.
625 (ptr_difference_cost): Likewise.
626 (difference_cost): Change zero_cost to no_cost; change multiply_by_cost
627 to multiply_by_const_cost.
628 (get_computation_cost_at): Change add_cost to add_regs_cost; change
629 multiply_by_cost to multiply_by_const_cost.
630 (determine_use_iv_cost_generic): Change zero_cost to no_cost.
631 (determine_iv_cost): Change add_cost to add_regs_cost.
632 (iv_ca_new): Change zero_cost to no_cost.
633 (tree_ssa_iv_optimize_finalize): Call finalize_costs.
634 * tree-ssa-address.c (most_expensive_mult_to_index): Change
635 multiply_by_cost to multiply_by_const_cost.
636 * tree-flow.h (multiply_by_cost): Change to multiply_by_const_cost.
637 (add_regs_cost): New decl.
638 (multiply_regs_cost): Likewise.
639 (add_const_cost): Likewise.
640 (extend_or_trunc_reg_cost): Likewise.
641 (negate_reg_cost): Likewise.
643 2012-06-22 Richard Guenther <rguenther@suse.de>
645 Merge from graphite branch
646 2011-08-10 Sebastian Pop <sebpop@gmail.com>
648 * graphite-sese-to-poly.c (build_scop_drs): Fix memory leak.
650 2012-01-13 Tobias Grosser <tobias@grosser.es>
652 * tree-flow.h (parallelized_function_p): Declare.
653 * tree-parloops.c (parallelized_function_p): Export.
654 * graphite.c (graphite_transform_loops): Do not run graphite on
655 already parallel functions.
657 2012-06-22 Alan Modra <amodra@gmail.com>
659 * config/rs6000/rs6000.c (rs6000_pre_atomic_barrier): Pass in and
660 return mem. Convert to indirect addressing if not indirect or
661 indexed. Adjust all callers.
663 2012-06-22 Richard Guenther <rguenther@suse.de>
665 * gcov-iov.c: Include bconfig.h and system.h.
667 2012-06-22 Andreas Schwab <schwab@linux-m68k.org>
669 * doc/include/texinfo.tex: Update to version 2012-06-05.14.
671 2012-06-22 Richard Guenther <rguenther@suse.de>
673 PR gcov-profile/53744
674 * gcov-iov.c (main): Treat "" and "prerelease" the same.
676 2012-06-22 Eric Botcazou <ebotcazou@adacore.com>
679 * dwarf2out.c (gen_compile_unit_die): Use DW_LANG_Fortran90 as language
680 for GNU Fortran if in strict DWARF2 mode.
682 2012-06-22 Eric Botcazou <ebotcazou@adacore.com>
684 * tree-ssa-live.c (remove_unused_scope_block_p): Remove again
685 DECL_IGNORED_P non-reg vars even if they are used.
687 2012-06-21 Alexandre Oliva <aoliva@redhat.com>
691 * var-tracking.c (vt_get_canonicalize_base): New.
692 (vt_canonicalize_addr, vt_stack_offset_p): New.
693 (vt_canon_true_dep): New.
694 (drop_overlapping_mem_locs): Use vt_canon_true_dep.
695 (clobber_overlaping_mems): Use vt_canonicalize_addr.
697 2012-06-21 Alexandre Oliva <aoliva@redhat.com>
701 * var-tracking.c (vt_initialize): Record initial offset between
702 arg pointer and stack pointer.
704 2012-06-21 Alexandre Oliva <aoliva@redhat.com>
708 * var-tracking.c (vt_init_cfa_base): Drop redundant recording of
711 2012-06-21 Alexandre Oliva <aoliva@redhat.com>
715 * alias.c (memrefs_conflict_p): Improve handling of AND for
718 2012-06-21 Alexandre Oliva <aoliva@redhat.com>
720 * ddg.c (build_intra_loop_deps): Discard deps of nondebug on debug.
722 2012-06-21 Alexandre Oliva <aoliva@redhat.com>
725 * cselib.c (promote_debug_loc): Don't crash on NULL argument.
727 2012-06-21 Meador Inge <meadori@codesourcery.com>
730 * c-decl.c (c_push_function_context): Restore the behavior to reuse
731 the language function allocated for -Wunused-local-typedefs.
732 (c_pop_function_context): If necessary, clear the language function
733 created in c_push_function_context. Always clear out the
734 x_cur_stmt_list field of the restored language function.
736 2012-06-21 Sterling Augustine <saugustine@google.com>
737 Cary Coutant <ccoutant@google.com>
739 * dwarf2out.c (is_cu_die, is_namespace_die, is_class_die,
740 add_AT_pubnames, add_enumerator_pubname, want_pubnames): New functions.
741 (comdat_type_struct): New field 'skeleton_die'.
742 (breakout_comdat_types): Update it.
743 (add_pubname): Rework logic. Call is_class_die, is_cu_die and
744 is_namespace_die. Fix minor style violation. Call want_pubnames.
745 (add_pubname_string): Call want_pubnames.
746 (add_pubtype): Rework logic for calculating type name. Call
747 is_namespace_die. Call want_pubnames.
748 (output_pubnames): Move conditional logic deciding when to produce the
749 section from dwarf2out_finish. Use new skeleton_die field.
750 (base_type_die): Call add_pubtype.
751 (gen_enumeration_type_die): Unconditionally call add_pubtype.
752 (gen_subprogram_die): Adjust calls to add_pubname.
753 (gen_namespace_die): Call add_pubname_string.
754 (dwarf2out_finish): Call add_AT_pubnames; Move logic on when to
755 produce pubnames and pubtypes sections to output_pubnames.
756 * common.opt (-gpubnames): New option.
757 * doc/invoke.texi: Document it.
759 2012-06-21 Steven Bosscher <steven@gcc.gnu.org>
761 * config/m32c/m32c-pragma.c: Remove unnecessary includes.
763 2012-06-21 Michael Matz <matz@suse.de>
766 * builtins.c (get_memory_rtx): Always build an all-aliasing MEM_REF
769 2012-06-21 Richard Guenther <rguenther@suse.de>
771 * tree-inline.c (estimate_num_insns): Estimate call cost for
774 2012-06-20 Rüdiger Sonderfeld <ruediger@c-plusplus.de>
776 * tree.h (DECL_SOURCE_COLUMN): New accessor.
778 2012-06-20 Uros Bizjak <ubizjak@gmail.com>
780 * config/i386/i386.md (SINCOS): New int iterator.
781 (sincos): New int attribute.
782 (*<sincos>xf2_i387): Macroize insn from *{sin,cos}xf2_i387 using
784 (*<sincos>_extend<mode>xf2_i387): Macroize insn from
785 *{sin,cos}_extend<mode>xf2_i387 using SINCOS int iterator.
787 2012-06-20 Uros Bizjak <ubizjak@gmail.com>
789 * config/i386/i386.md (RDFSGSBASE): New int iterator.
791 (fsgs): New int attribute.
792 (rd<fsgs>base<mode>): Macroize insn from rd<fsgs>base<mode> using
793 RDFSGSBASE int iterator.
794 (wr<fsgs>base<mode>): Macroize insn from wr<fsgs>base<mode> using
795 WRFSGSBASE int iterator.
797 2012-06-20 Uros Bizjak <ubizjak@gmail.com>
799 * config/i386/i386.md (<rounding_insn><mode>2): Macroize expander
800 from {floor,ceil,btrunc}<mode>2 using FIST_ROUNDING int iterator.
801 (l<rounding_insn><MODEF:mode><SWI48:mode>2): Macroize expander
802 from l{floor,ceil}<MODEF:mode><SWI48:mode>2 using FIST_ROUNDING
805 2012-06-20 Steven Bosscher <steven@gcc.gnu.org>
807 * system.h: Poison ASM_OUTPUT_IDENT and IDENT_ASM_OP.
809 2012-06-20 Richard Guenther <rguenther@suse.de>
811 PR tree-optimization/30318
812 * tree-vrp.c (range_int_cst_p): Do not reject overflowed
814 (range_int_cst_singleton_p): But explicitely here.
815 (zero_nonzero_bits_from_vr): And here.
816 (extract_range_from_binary_expr_1): Re-implement PLUS_EXPR
817 to cover all cases we can perform arbitrary precision
818 arithmetic with double-ints.
819 (intersect_ranges): Handle adjacent anti-ranges.
821 2012-06-20 Uros Bizjak <ubizjak@gmail.com>
823 * config/i386/i386.md (rounding_insn): New int attribute.
824 (<rounding_insn>xf2): Macroize insn from
825 {floor,ceil,btrunc}xf2 using FRNDINT_ROUNDING int iterator.
826 (l<rounding_insn>xf<mode>2): Rename from l<rounding>xf<mode>2.
828 2012-06-20 Uros Bizjak <ubizjak@gmail.com>
830 * config/i386/i386.md (IEEE_MAXMIN): New int iterator.
831 (ieee_maxmin): New int attribute.
832 (*ieee_s<ieee_maxmin><mode>3): Macroize insn from
833 *ieee_s{max,min}<mode>3 using IEEE_MAXMIN int iterator.
835 2012-06-20 Steven Bosscher <steven@gcc.gnu.org>
837 * config/arm/arm.h (EMIT_EABI_ATTRIBUTE): Remove.
838 * config/arm/arm.c: Do not include c-pragma.h.
839 (arm_emit_eabi_attribute): New function based on EMIT_EABI_ATTRIBUTE.
840 (arm_file_start): Replace uses of EMIT_EABI_ATTRIBUTE with calls
841 to arm_emit_eabi_attribute.
842 * arm-c.c: Do not include output.h.
843 (arm_output_c_attributes): Replace use of EMIT_EABI_ATTRIBUTE with a
844 call to arm_emit_eabi_attribute.
845 * config/arm/arm-protos.h (arm_emit_eabi_attribute): Prototype it.
847 2012-06-20 Richard Guenther <rguenther@suse.de>
849 * tree-vect-data-refs.c (vect_can_force_dr_alignment_p):
850 Allow adjusting alignment of user-aligned decls again.
852 2012-06-20 Steven Bosscher <steven@gcc.gnu.org>
854 * config/rl78/rl78-c.c: Remove unnecessary includes.
856 2012-06-20 Steven Bosscher <steven@gcc.gnu.org>
858 * config/cris/cris.c: Include cgraph.h.
859 (cris_option_override): Do not set non-existing flag_no_gcc_ident.
861 2012-06-19 Maxim Kuvyrkov <maxim@codesourcery.com>
863 * emit-rtl.c (need_atomic_barrier_p): New function.
864 * emit-rtl.h (need_atomic_barrier_p): Declare it.
865 * config/alpha/alpha.c (alpha_{pre,post}_atomic_barrier): Use it.
866 * config/arm/arm.c (arm_{pre,post}_atomic_barrier): Use it.
867 * config/tilegx/tilegx.c (tile_{pre,post}_atomic_barrier): Use it.
868 * config/mips/mips.c (mips_{pre,post}_atomic_barrier_p): Remove.
869 (mips_process_sync_loop): Use generic version instead.
871 2012-06-19 Maxim Kuvyrkov <maxim@codesourcery.com>
873 * config/mips/mips.c (mips_process_sync_loop): Emit cmp result only if
876 2012-06-19 Tom de Vries <vries@codesourcery.com>
877 Maxim Kuvyrkov <maxim@codesourcery.com>
879 * config/mips/constraints.md (ZR): New constraint.
880 * config/mips/predicates.md (mem_noofs_operand): New predicate.
881 * config/mips/mips.c (mips_print_operand): Handle new print modifier.
882 * config/mips/mips.h (TARGET_XLP): Define.
883 (TARGET_SYNC_AFTER_SC): Update.
884 (ISA_HAS_SWAP, ISA_HAS_LDADD): Define.
885 * config/mips/sync.md (atomic_exchange, atomic_fetch_add): Use
886 XLP-specific swap and ldadd patterns.
887 (atomic_exchange_swap, atomic_fetch_add_ldadd): New patterns.
889 2012-06-19 Tom de Vries <vries@codesourcery.com>
890 Maxim Kuvyrkov <maxim@codesourcery.com>
892 * config/mips/mips.c (mips_emit_pre_atomic_barrier_p,)
893 (mips_emit_post_atomic_barrier_p): New static functions.
894 (mips_process_sync_loop): Use them. Emit sync memory barriers in
895 accordance with memory model semantics. Add return of CMP result for
897 * config/mips/mips.md: Update comment.
898 (sync_cmp): New attribute.
899 (sync_memmodel): New attribute replacing sync_release_barrier.
900 * config/mips/sync.md (UNSPEC_ATOMIC_COMPARE_AND_SWAP,)
901 (UNSPEC_ATOMIC_EXCHANGE, UNSPEC_ATOMIC_FETCH_OP): New constants.
902 (sync_lock_test_and_set, test_and_set_12): Update.
903 (atomic_compare_and_swap, atomic_exchange, atomic_exchange_llsc,)
904 (atomic_fetch_add, atomic_fetch_add_llsc): New patterns.
906 2012-06-19 Joseph Myers <joseph@codesourcery.com>
908 * config/rs6000/spe.md (*mov_si<mode>_e500_subreg0): Rename to
909 mov_si<mode>_e500_subreg0.
910 (*mov_si<mode>_e500_subreg0_elf_low)
911 (*mov_si<mode>_e500_subreg4_elf_low): New patterns.
913 2012-06-19 Richard Henderson <rth@redhat.com>
915 * config/alpha/alpha.c: Include params.h.
916 (alpha_option_override): Initialize PARAM_L1_CACHE_LINE_SIZE,
917 PARAM_L1_CACHE_SIZE, PARAM_L2_CACHE_SIZE for the cpu tuning.
919 2012-06-19 Steven Bosscher <steven@gcc.gnu.org>
921 * doc/tm.texi.in (TARGET_OBJC_DECLARE_UNRESOLVED_CLASS_REFERENCE,
922 TARGET_OBJC_DECLARE_CLASS_DEFINITION): Add @hooks.
923 (ASM_DECLARE_CLASS_REFERENCE, ASM_DECLARE_UNRESOLVED_REFERENCE):
925 * doc/tm.texi: Regenerate.
926 * config/darwin.h (ASM_OUTPUT_LABELREF): Remove special case for
928 * config/darwin-c.c: Include target.h.
929 (darwin_objc_declare_unresolved_class_reference): New function.
930 (darwin_objc_declare_class_definition): New function.
931 (TARGET_OBJC_DECLARE_UNRESOLVED_CLASS_REFERENCE): Define.
932 (TARGET_OBJC_DECLARE_CLASS_DEFINITION): Define.
934 2012-06-19 Steven Bosscher <steven@gcc.gnu.org>
936 * target.def (output_ident): New hook.
937 * targhooks.h (default_asm_output_ident_directive): Add prototype.
938 * varasm.c (assemble_asm): Only prefix a tab if the string does not
939 already start with one.
940 (default_asm_output_ident_directive): New function to emit
941 .ident as a top-level asm node while parsing, or directly to
942 asm_out_file after parsing.
943 * toplev.c (compile_file): Print a GCC .ident with
944 targetm.asm_out.output_ident.
945 * doc/tm.texi.in (ASM_OUTPUT_IDENT): Remove documentation for macro.
946 (TARGET_ASM_OUTPUT_IDENT): Add @hook for this.
947 * doc/tm.texi: Update.
949 * config/elfos.h (ASM_OUTPUT_IDENT, IDENT_ASM_OP): Remove.
950 (TARGET_ASM_OUTPUT_IDENT): Define.
951 * config/i386/djgpp.h (IDENT_ASM_OP): Remove.
952 * config/i386/gas.h (ASM_OUTPUT_IDENT): Remove.
953 * config/arm/aout.h (ASM_OUTPUT_IDENT): Remove.
954 * config/sparc/sparc.h (IDENT_ASM_OP): Remove.
955 (TARGET_ASM_OUTPUT_IDENT): Define.
956 * config/picochip/picochip.h (IDENT_ASM_OP): Remove.
957 (TARGET_ASM_OUTPUT_IDENT): Define.
959 * config/cris/cris-protos.h (cris_asm_output_ident): Add prototype.
960 * config/cris/cris.c (cris_asm_output_ident): New function.
961 * config/cris/cris.h (ASM_OUTPUT_IDENT, IDENT_ASM_OP): Remove.
963 * config/microblaze/microblaze-protos.h (microblaze_asm_output_ident):
965 * config/microblaze/microblaze.c: Include cgraph.h for add_asm_node.
966 (microblaze_asm_output_ident): Rewrite to work similar to
967 default_asm_output_ident_directive for front-end .idents.
968 * config/microblaze/microblaze.h (ASM_OUTPUT_IDENT): Remove.
969 (TARGET_ASM_OUTPUT_IDENT): Define.
971 * config/mips/mips.h (ASM_OUTPUT_IDENT): Remove.
972 * config/mips/sde.h (IDENT_ASM_OP, ASM_OUTPUT_IDENT): Remove.
974 * config/rx/rx.c: Include cgraph.h for add_asm_node.
975 (rx_asm_output_ident): New function, similar to
976 default_asm_output_ident_directive, but handle AS100 syntax also, so
977 that #ident also works for rx in AS100 syntax.
978 (TARGET_ASM_OUTPUT_IDENT): Define.
979 * config/rx/rx.h (IDENT_ASM_OP): Remove.
981 * Makefile.in: Fix dependencies for c-family/c-lex.o.
983 2012-06-19 Uros Bizjak <ubizjak@gmail.com>
985 * config/i386/i386.md (FIST_ROUNDING): New int iterator.
986 (rounding): Handle UNSPEC_FIST_{FLOOR,CEIL}.
988 (*fist<mode>2_<rounding>_1): Macroize insn from
989 *fist<mode>2_{floor,ceil}_1 using FIST_ROUNDING int iterator.
990 (fistdi2_<rounding>): Macroize insn from
991 fistdi2_{floor,ceil} using FIST_ROUNDING int iterator.
992 (fistdi2_<rounding>_with_temp and splitters): Macroize insn and
993 corresponding splitters from fistdi2_{floor,ceil} and corresponding
994 splitters using FIST_ROUNDING int iterator.
995 (fist<mode>2_<rounding>): Macroize insn from
996 fist<mode>2_{floor,ceil} using FIST_ROUNDING int iterator.
997 (fist<mode>2_<rounding>_with_temp and splitters): Macroize insn and
998 corresponding splitters from fist<mode>2_{floor,ceil} and corresponding
999 splitters using FIST_ROUNDING int iterator.
1000 (l<rounding>xf<mode>2): Macroize expander from l{floor,ceil}xf<mode>2
1001 using FIST_ROUNDING int iterator.
1003 2012-06-19 Richard Henderson <rth@redhat.com>
1005 * config/i386/i386-protos.h (ix86_expand_sse2_mulv4si3): Declare.
1006 * config/i386/i386.c (ix86_expand_sse2_mulv4si3): New.
1007 * config/i386/predicates.md (nonimmediate_or_const_vector_operand): New.
1008 * config/i386/sse.md (sse2_mulv4si3): Delete.
1009 (mul<VI4_AVX2>3): Use ix86_expand_sse2_mulv4si3 and
1010 nonimmediate_or_const_vector_operand.
1012 2012-06-19 Richard Henderson <rth@redhat.com>
1014 * expmed.c (struct init_expmed_rtl): Split ...
1015 (init_expmed_one_mode): ... out of ...
1016 (init_expmed): ... here. Initialize integer vector modes also.
1017 (synth_mult): Handle integer vector modes.
1018 (choose_mult_variant): Likewise.
1019 (expand_mult_const): Likewise.
1020 (expand_mult): Likewise.
1021 * machmode.h (GET_MODE_UNIT_BITSIZE): New.
1023 2012-06-19 Richard Henderson <rth@redhat.com>
1025 * config/i386/i386.c (ix86_rtx_costs): Handle CONST_VECTOR, and
1026 integral vector modes.
1028 2012-06-19 Uros Bizjak <ubizjak@gmail.com>
1030 * config/i386/i386.md (FRNDINT_ROUNDING): New int iterator.
1031 (rounding): New int attribute.
1033 (frndintxf2_<rounding>): Macroize insn from
1034 frndintxf2_{floor,ceil,trunc} using FRNDINT_ROUNDING int iterator.
1035 (frndintxf2_<rounding>_i387): Macroize insn from
1036 frndintxf2_{floor,ceil,trunc}_i387 using FRNDINT_ROUNDING int iterator.
1038 2012-06-19 Richard Guenther <rguenther@suse.de>
1040 * tree-vrp.c (union_ranges): New function.
1041 (vrp_meet_1): Use union_ranges.
1042 (vrp_meet): Dump what we union and call vrp_meet_1.
1044 2012-06-19 Richard Earnshaw <rearnsha@arm.com>
1046 * arm.md (enum unspec): Delete UNSPEC_SIN and UNSPEC_COS.
1047 (attr type): Remove fmul, ffmul, farith, ffarith, float_em
1048 f_fpa_load, f_fpa_store, f_mem_r, r_mem_f.
1049 (attr write_conflict, attr core_cycles): Update.
1050 * arm-generic.md (r_mem_f_wbuf): Delete reservation.
1052 2012-06-19 Richard Guenther <rguenther@suse.de>
1054 * tree-vrp.c (intersect_ranges): Handle more cases.
1055 (vrp_intersect_ranges): Dump what we intersect and call ...
1056 (vrp_intersect_ranges_1): ... this.
1058 2012-06-19 Richard Guenther <rguenther@suse.de>
1060 PR tree-optimization/53708
1061 * tree-vect-data-refs.c (vect_can_force_dr_alignment_p): Preserve
1062 user-supplied alignment and alignment of decls with the used
1065 2012-06-18 Lawrence Crowl <crowl@google.com>
1067 * timevar.def (TV_PHASE_GENERATE): Rename to TV_PHASE_LATE_ASM.
1068 (TV_PHASE_CGRAPH): Rename to TV_PHASE_OPT_GEN.
1069 (TV_PHASE_STREAM_IN): New.
1070 (TV_PHASE_STREAM_OUT): New.
1071 * timevar.c (validate_phases): New.
1072 (timevar_print): Call validate_phases.
1073 * c-decl.c (c_write_global_declarations): Rename use of TV_PHASE_CGRAPH
1074 to TV_PHASE_OPT_GEN.
1075 * langhooks.c (write_global_declarations): Rename use of
1076 TV_PHASE_CGRAPH to TV_PHASE_OPT_GEN. Use TV_PHASE_DBGINFO instead of
1077 TV_PHASE_CHECK_DBGINFO.
1078 * toplev.c (compile_file): Rename use of TV_PHASE_GENERATE to
1079 TV_PHASE_LATE_ASM. Move start of TV_PHASE_LATE_ASM to after call to
1080 lang_hooks.decls.final_write_globals.
1082 2012-06-18 David Edelshn <dje.gcc@gmail.com>
1084 * config/rs6000/aix52.h (TARGET_EXTRA_BUILTINS): Define as 0.
1086 2012-06-18 Uros Bizjak <ubizjak@gmail.com>
1089 * config/i386/sse.md (*sse4_2_pcmpestr_unaligned): New.
1090 (*sse4_2_pcmpistr_unaligned): New.
1092 2012-06-18 Ian Bolton <ian.bolton@arm.com>
1093 Sameera Deshpande <sameera.deshpande@arm.com>
1094 Greta Yorsh <greta.yorsh@arm.com>
1096 * config/arm/arm-protos.h (arm_output_epilogue): Remove.
1097 * config/arm/arm.c (print_multi_reg): Remove.
1098 (vfp_output_fldmd): Likewise.
1099 (arm_output_epilogue): Likewise.
1100 * config/arm/arm.md (epilogue_insns): Update condition and code.
1102 2012-06-18 Ian Bolton <ian.bolton@arm.com>
1103 Sameera Deshpande <sameera.deshpande@arm.com>
1104 Greta Yorsh <greta.yorsh@arm.com>
1106 * config/arm/arm-protos.h (thumb2_expand_return): New declaration.
1107 * config/arm/arm.c (thumb2_expand_return): New function.
1108 * config/arm/arm.md (return): Update condition and code.
1110 2012-06-18 Ian Bolton <ian.bolton@arm.com>
1111 Sameera Deshpande <sameera.deshpande@arm.com>
1112 Greta Yorsh <greta.yorsh@arm.com>
1114 * config/arm/arm-protos.h (output_return_instruction): New parameter
1115 and int to bool change of parameter types.
1116 * config/arm/arm.c (output_return_instruction): Likewise.
1117 * config/arm/arm.md (arm_simple_return): New pattern.
1118 (arm_return, cond_return, cond_return_inverted): Add new arguments.
1119 * config/arm/thumb2.md (thumb2_return): Update condition and code.
1121 2012-06-18 Ian Bolton <ian.bolton@arm.com>
1122 Sameera Deshpande <sameera.deshpande@arm.com>
1123 Greta Yorsh <greta.yorsh@arm.com>
1125 * config/arm/arm-protos.h (arm_expand_epilogue): New declaration.
1126 * config/arm/arm.c (arm_expand_epilogue): New function.
1127 * config/arm/arm.md (epilogue): Update condition and code.
1128 (sibcall_epilogue): Likewise.
1130 2012-06-18 Ian Bolton <ian.bolton@arm.com>
1131 Sameera Deshpande <sameera.deshpande@arm.com>
1132 Greta Yorsh <greta.yorsh@arm.com>
1134 * config/arm/arm.c (arm_expand_epilogue_apcs_frame): New function.
1135 * config/arm/arm.md (arm_addsi3) Add an alternative.
1137 2012-06-18 Ian Bolton <ian.bolton@arm.com>
1138 Sameera Deshpande <sameera.deshpande@arm.com>
1139 Greta Yorsh <greta.yorsh@arm.com>
1141 * config/arm/arm.md (vfp_pop_multiple_with_writeback) New define_insn.
1142 * config/arm/predicates.md (pop_multiple_fp) New special predicate.
1143 * config/arm/arm.c (arm_emit_vfp_multi_reg_pop): New function.
1145 2012-06-18 Ian Bolton <ian.bolton@arm.com>
1146 Sameera Deshpande <sameera.deshpande@arm.com>
1147 Greta Yorsh <greta.yorsh@arm.com>
1149 * config/arm/arm.md (load_multiple_with_writeback) New define_insn.
1150 (load_multiple, pop_multiple_with_writeback_and_return) Likewise.
1151 (pop_multiple_with_return, ldr_with_return) Likewise.
1152 * config/arm/predicates.md (pop_multiple_return) New special predicate.
1153 * config/arm/arm-protos.h (arm_output_multireg_pop) New declaration.
1154 * config/arm/arm.c (arm_output_multireg_pop) New function.
1155 (arm_emit_multi_reg_pop): New function.
1157 2012-06-18 Greta Yorsh <Greta.Yorsh@arm.com>
1159 * config/arm/arm.c (ldm_stm_operation_p): Require SP
1160 as base register for loads if SP is in the register list.
1162 2012-06-18 Richard Guenther <rguenther@suse.de>
1164 PR tree-optimization/53693
1165 * tree-vect-patterns.c (vect_operation_fits_smaller_type):
1166 Reject operands with more than one use.
1168 2012-06-18 Bill Schmidt <wschmidt@linux.ibm.com>
1170 PR tree-optimization/53703
1171 * tree-ssa-phiopt.c (hoist_adjacent_loads): Skip virtual phis;
1172 correctly set bb_for_def[12].
1174 2012-06-18 Steven Bosscher <steven@gcc.gnu.org>
1176 * config/vax/vax.h (VMS_TARGET): Remove.
1178 2012-06-18 Richard Guenther <rguenther@suse.de>
1180 * tree-vrp.c (extract_range_from_assert): Split out range
1182 (intersect_ranges): New function.
1183 (vrp_intersect_ranges): Likewise.
1185 2012-06-18 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1187 * config/s390/s390.c (s390_gimplify_va_arg): Revert change from
1190 2012-06-18 Tejas Belagod <tejas.belagod@arm.com>
1192 * doc/md.texi: Document int iterators.
1193 * read-rtl.c (ints): New iterator group.
1194 (find_int): Int iterator group callback.
1195 (apply_int_iterator): Likewise.
1196 (apply_iterators): Traverse int iterator table and add all the used
1198 (initialize_iterators): Initialize data structures and callbacks for
1200 (read_rtx): Parse and read mappings for int iterators.
1201 (read_rtx_code): Record int iterator usage.
1203 2012-06-18 Richard Sandiford <rdsandiford@googlemail.com>
1206 * expr.c (expand_expr_addr_expr_1): Convert to tmode before
1207 performing an addition.
1209 2012-06-17 Steven Bosscher <steven@gcc.gnu.org>
1211 * output.h (split_double): Move prototype to rtl.h.
1212 (constructor_static_from_elts_p): Move prototype to tree.c.
1213 * rtl.h (split_double): Moved here from output.h.
1214 * tree.h (constructor_static_from_elts_p): Moved here from output.h.
1215 * final.c (split_double): Move from here ...
1216 * rtlanal.c (split_double): ... to here.
1217 * expr.c: Do not include output.h.
1219 2012-06-17 Steven Bosscher <steven@gcc.gnu.org>
1221 * cfglayout.h: Remove.
1222 * cfglayout.c: Remove.
1223 * function.h (struct function): Remove x_last_location field.
1224 * function.c: Do not include cfglayout.h.
1225 (expand_function_start): Do not call no-op force_next_line_note.
1226 (expand_function_end): Likewise.
1227 * cfgrtl.c: Do not include cfglayout.h. Include gt-cfgrtl.h.
1228 (unlink_insn_chain): Moved here from cfglayout.c.
1229 (skip_insns_after_block, label_for_bb, record_effective_endpoints,
1230 into_cfg_layout_mode, outof_cfg_layout_mode,
1231 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode,
1232 relink_block_chain, fixup_reorder_chain, verify_insn_chain,
1233 fixup_fallthru_exit_predecessor, force_one_exit_fallthru,
1234 cfg_layout_can_duplicate_bb_p, duplicate_insn_chain,
1235 cfg_layout_duplicate_bb, cfg_layout_initialize, break_superblocks,
1236 cfg_layout_finalize): Likewise.
1237 (rtl_can_remove_branch_p): Likewise.
1238 * rtl.h (insn_scope): Move prototype from cfglayout.h here.
1239 (duplicate_insn_chain): Likewise.
1240 (force_next_line_note): Remove prototype.
1241 * emit-rtl.c: Do not include tree-flow.h, egad. Include vecprim.h.
1242 (last_location): Remove #define to emit.x_last_location.
1243 (force_next_line_note): Remove no-op function.
1244 (init_emit): Don't set x_last_location.
1245 (block_locators_locs, block_locators_blocks, locations_locators_locs,
1246 locations_locators_vals, prologue_locator, epilogue_locator,
1247 curr_location, last_location, curr_block, last_block, curr_rtl_loc):
1248 Move POD to here from cfglayout.c.
1249 (insn_locators_alloc, insn_locators_finalize, insn_locators_free,
1250 set_curr_insn_source_location, get_curr_insn_source_location,
1251 set_curr_insn_block, get_curr_insn_block, curr_insn_locator,
1252 locator_scope, insn_scope, locator_location, locator_line, insn_line,
1253 locator_file, insn_file, locator_eq): Move to here from cfglayout.c.
1254 * cfghooks.h: Remove double-include protection.
1255 (can_copy_bbs_p, copy_bbs): Move prototypes from cfglayout.h to here.
1256 * cfghooks.c (can_copy_bbs_p, copy_bbs): Move to here from cfglayout.c.
1257 * final.c: Do not include cfglayout.h.
1258 (choose_inner_scope, change_scope): Move to here from cfglayout.c.
1259 (reemit_insn_block_notes): Likewise. Make static.
1260 * tree-flow.h (tree_could_trap_p, operation_could_trap_helper_p,
1261 operation_could_trap_p, tree_could_throw_p): Move from here...
1262 * tree.h: ... to here.
1263 * gengtype.c (open_base_files): Remove cfglayout.h from the list.
1264 * profile.c: Do not include cfghooks.h.
1265 * cfgloopmanip.c: Do not include cfglayout.h and cfghooks.h.
1266 * modulo-sched.c: Likewise.
1267 * loop-unswitch.c: Do not include cfglayout.h.
1268 * sched-ebb.c: Likewise.
1269 * tracer.c: Likewise.
1271 * tree-vect-loop-manip.c: Likewise.
1272 * loop-init.c: Likewise.
1273 * dwarf2out.c: Likewise.
1274 * hw-doloop.c: Likewise.
1275 * loop-unroll.c: Likewise.
1276 * cfgcleanup.c: Likewise.
1277 * bb-reorder.c: Likewise.
1278 * sched-rgn.c: Likewise.
1279 * tree-cfg.c: Likewise.
1280 * config/alpha/alpha.c: Likewise.
1281 * config/spu/spu.c: Likewise.
1282 * config/sparc/sparc.c: Likewise.
1283 * config/sh/sh.c: Likewise.
1284 * config/c6x/c6x.c: Likewise.
1285 * config/ia64/ia64.c: Likewise.
1286 * config/rs6000/rs6000.c: Likewise.
1287 * config/score/score.c: Likewise.
1288 * config/mips/mips.c: Likewise.
1289 * config/bfin/bfin.c: Likewise.
1290 * Makefile.in (CFGAYOUT_H): Remove, and fixup users.
1291 * config/rs6000/t-rs6000 (rs6000.o): Do not depend on cfglayout.h.
1292 * config/spu/t-spu-elf (spu.o: $): Likewise.
1293 * config/sparc/t-sparc (sparc.o): Do not depend on CFGLAYOUT_H.
1295 2012-06-17 Steven Bosscher <steven@gcc.gnu.org>
1297 * cfgloop.h: Do not include rtl.h.
1298 (enum iv_extend_code): New.
1299 (struct rtx_iv): Use iv_extend_code instead of rtx_code.
1300 * Makefile.in (CFGLOOP_H): Do not depend on RTL_H.
1301 * loop-iv.c (iv_extend_to_rtx_code): New function to translate
1302 an IV_EXTEND_CODE to an RTX_CODE.
1303 (dump_iv_info): Update for rtx_iv field type change.
1304 (iv_constant): Likewise.
1305 (iv_subreg): Likewise.
1306 (iv_extend): Likewise.
1309 (iv_mult): Likewise.
1310 (iv_shift): Likewise.
1311 (get_biv_step_1): Likewise.
1312 (get_biv_step): Likewise.
1313 (iv_analyze_biv): Likewise.
1314 (get_iv_value): Likewise.
1315 (shorten_into_mode): Likewise.
1316 (canonicalize_iv_subregs): Likewise.
1317 * sese.c (sese_build_liveouts): Use MAY_HAVE_DEBUG_STMTS instead
1318 of MAY_HAVE_DEBUG_INSNS.
1319 * tree-ssa-loop-ivopts.c: Include recog.h after expr.h.
1320 * tree-ssa-loop-prefetch.c: Likewise.
1322 2012-06-17 Steven Bosscher <steven@gcc.gnu.org>
1324 * expmed.c (ceil_log2): Move from here...
1325 * hwint.c: ... to here for older GCCs...
1326 * hwint.h: ... and here for newer GCCs.
1327 * rtl.h (ceil_log2): Remove prototype.
1329 * tree-phinodes.c: Do not include rtl.h.
1330 * Makefile.in (tree-phinodes.o): Do not depend on RTL_H.
1332 2012-06-17 Steven Bosscher <steven@gcc.gnu.org>
1334 * config/cris/cris.h (TARGET_ELF): Remove.
1335 (FORCE_EH_FRAME_INFO_IN_DATA_SECTION): Remove.
1336 (CRIS_ASM_OUTPUT_ALIGNED_DECL_COMMON): Simpify using TARGET_ELF==1.
1337 (LOCAL_LABEL_PREFIX): Likewise.
1338 * config/cris/cris.c (cris_target_asm_named_section): Remove.
1339 (cris_option_override): Simpify using TARGET_ELF==1.
1340 (cris_file_start): Likewise.
1341 * config/cris/cris-protos.h (cris_target_asm_named_section): Remove.
1343 2012-06-17 Uros Bizjak <ubizjak@gmail.com>
1345 * config/i386/sse.md (vcvtph2ps): Fix vec_select selector.
1347 2012-06-16 Eric Botcazou <ebotcazou@adacore.com>
1350 * tree-inline.c (initialize_cfun): Copy can_delete_dead_exceptions.
1352 2012-06-15 Easwaran Raman <eraman@google.com>
1354 * passes.c (init_optimization_passes): Remove pass_call_cdce
1355 from its current position and insert after pass_dce.
1357 2012-06-15 Walter Lee <walt@tilera.com>
1359 * config/tilegx/sync.md (atomic_fetch_<fetchop_name><mode>): Fix typo.
1361 2012-06-15 Richard Earnshaw <rearnsha@arm.com>
1363 * arm.c (note_invalid_constants): Don't return a result.
1364 (arm_memory_load_p): Delete function.
1365 (arm_const_double_rtx): Delete iterator variable i;
1366 (fp_immediate_constant): Likewise.
1367 (fp_const_from_val): Likewise.
1369 * arm.c (arm_init_iwmmxt_builtins): Delete void_ftype_void.
1371 2012-06-15 Marc Glisse <marc.glisse@inria.fr>
1374 * c-typeck.c (c_build_vec_perm_expr): Move to c-family/c-common.c.
1375 * c-tree.h (c_build_vec_perm_expr): Move to c-family/c-common.h.
1377 2012-06-15 Georg-Johann Lay <avr@gjlay.de>
1379 * config/avr/avr.c (avr_default_expand_builtin): New function.
1380 (avr_expand_builtin): Use it.
1381 (avr_expand_unop_builtin): Remove.
1382 (avr_expand_binop_builtin): Remove.
1383 (avr_expand_triop_builtin): Remove.
1385 2012-06-15 Michael Matz <matz@suse.de>
1388 * cfgexpand.c (add_alias_set_conflicts): Remove.
1389 (expand_used_vars): Don't call it.
1390 (aggregate_contains_union_type): Remove.
1391 * function.c (n_temp_slots_in_use): New static data.
1392 (make_slot_available, assign_stack_temp_for_type): Update it.
1393 (init_temp_slots): Zero it.
1394 (remove_unused_temp_slot_addresses): Use it for quicker removal.
1395 (remove_unused_temp_slot_addresses_1): Use htab_clear_slot.
1397 2012-06-15 Michael Matz <matz@suse.de>
1399 * gimplify.c (gimplify_compound_literal_expr): Take gimple_test_f
1400 argument, don't emit assign statement if value is directly usable.
1401 (gimplify_expr): Adjust.
1403 2012-06-15 Michael Matz <matz@suse.de>
1405 * gimplify.c (gimplify_modify_expr): Fold generated statements.
1406 * gimple-fold.c (can_refer_decl_in_current_unit_p): Check flag_ltrans.
1408 2012-06-15 Richard Guenther <rguenther@suse.de>
1410 * tree-vrp.c (set_and_canonicalize_value_range): Use canonical
1411 predicates to set VR_UNDEFINED and VR_VARYING. Drop a case
1412 we assert for in set_value_range to VR_VARYING.
1414 2012-06-15 Richard Earnshaw <rearnsha@arm.com>
1416 * arm.md (addsf3, adddf3): Use s_register_operand.
1417 (subsf3, subdf3): Likewise.
1418 (mulsf3, muldf3): Likewise.
1419 (difsf3, divdf3): Likewise.
1420 (movsfcc, movdfcc): Likewise.
1421 * predicates.md (f_register_operand): Delete.
1422 (arm_float_rhs_operand): Delete.
1423 (arm_float_add_operand): Delete.
1424 (arm_float_compare_operand): Use s_register_operand when
1426 (cirrus_register_operand): Delete.
1427 (cirrus_fp_register): Delete.
1428 (cirrus_shift_const): Delete.
1429 (cmpdi_operand): Remove Maverick support.
1430 * constraints.md (f, v, H): Delete constraints.
1431 (G): Update documentation.
1432 * arm.c (fp_consts_inited): Convert to bool.
1433 (strings_fp): Delete.
1434 (values_fp): Delete.
1435 (value_fp0): New variable.
1436 (init_fp_table): Simplify logic.
1437 (arm_const_double_rtx): Likewise.
1438 (fp_immediate_constant): Likewise.
1439 (fp_const_from_val): Likewise.
1440 (neg_const_double_rtx_ok_for_fpa): Delete.
1441 * doc/md.texi (ARM constraints): Update documentation.
1443 2012-06-15 Ulrich Weigand <ulrich.weigand@linaro.org>
1445 PR tree-optimization/53636
1446 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Verify
1447 stride when doing basic-block vectorization.
1449 2012-06-15 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
1451 * tree-vect-generic.c (lower_vec_perm): Propagate vector constants
1454 2012-06-15 Jakub Jelinek <jakub@redhat.com>
1456 * tree-vect-patterns.c (vect_pattern_recog): Don't unnecessarily
1457 allocate and free bbs array for the SLP case.
1459 PR tree-optimization/51581
1460 * expr.h (choose_multiplier): New prototype.
1461 * expmed.c (choose_multiplier): No longer static.
1462 Change multiplier_ptr from rtx * to UHWI *.
1463 (expand_divmod): Adjust callers.
1464 * tree-vect-patterns.c (vect_recog_sdivmod_pow2_pattern): Renamed to...
1465 (vect_recog_divmod_pattern): ... this. Pass bb_vinfo as last
1466 argument to new_stmt_vec_info. Attempt to optimize also divisions
1467 by non-pow2 constants if integer vector division isn't supported.
1468 * tree-vect-stmts.c (vect_analyze_stmt): If node != NULL,
1469 don't look at pattern stmts and sequences.
1471 2012-06-15 Eric Botcazou <ebotcazou@adacore.com>
1474 * common.opt (-fdelete-dead-exceptions): New switch.
1475 * doc/invoke.texi (Code Gen Options): Document it.
1476 * cse.c (count_reg_usage) <CALL_INSN>: Use !insn_nothrow_p in lieu of
1477 insn_could_throw_p predicate. Do not skip an insn that could throw
1478 if dead exceptions can be deleted.
1479 (insn_live_p): Likewise, do not return true in that case.
1480 * dce.c (can_alter_cfg): New flag.
1481 (deletable_insn_p): Do not return false for an insn that can throw if
1482 the CFG can be altered and dead exceptions can be deleted.
1483 (init_dce): Set can_alter_cfg to false for fast DCE, true otherwise.
1484 * dse.c (scan_insn): Use !insn_nothrow_p in lieu of insn_could_throw_
1485 predicate. Do not preserve an insn that could throw if dead exceptions
1487 * function.h (struct function): Add can_delete_dead_exceptions flag.
1488 * function.c (allocate_struct_function): Set it.
1489 * lto-streamer-in.c (input_struct_function_base): Stream it.
1490 * lto-streamer-out.c (input_struct_function_base): Likewise.
1491 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Do not mark a
1492 statement that could throw as necessary if dead exceptions can be
1495 2012-06-14 Maxim Kuvyrkov <maxim@codesourcery.com>
1497 * config/tilegx/sync.md (atomic_fetch_sub<mode>): Fix typo.
1499 2012-06-14 Oleg Endo <olegendo@gcc.gnu.org>
1502 * config/sh/sh.md: Add peephole for swapbsi2.
1503 (*swapbisi2_and_shl8, *swapbhisi2): New insns and splits.
1505 2012-06-14 Uros Bizjak <ubizjak@gmail.com>
1507 * config/i386/i386.md (*zero_extendsidi2): Remove x,x alternative.
1508 (*zero_extendsidi2_rex64): Ditto. Remove isa attribute.
1510 2012-06-14 Jakub Jelinek <jakub@redhat.com>
1513 * config/i386/i386.md (*anddi_1 into *andsi_1_zext splitter): New.
1515 2012-06-14 Richard Earnshaw <rearnsha@arm.com>
1517 * arm.c (arm_cirrus_insn_p): Delete.
1518 (cirrus_reorg): Delete.
1519 (arm_reorg): Don't call cirrus_reorg.
1520 (arm_final_prescan_insn_p): Don't check for cirrus insns.
1521 * arm.md (define_attr "type"): Remove mav_farith and mav_dmult.
1522 (adddi3, subdi3): Remove Maverick support.
1523 (arm_adddi3): Likewise.
1524 (adddi_sesidi_di, adddi_zesidi_di): Likewise.
1525 (addsf3, adddf3): Likewise.
1526 (subsf3, subdf3): Likewise.
1527 (mulsf3, muldf3): Likewise.
1528 (ashldi3, ashrdi3, lshrdi3): Likewise.
1529 (floatsisf2, floatsidf2): Likewise.
1530 (fix_truncsfsi2, fix_truncdfsi2): Likewise.
1531 (arm_movdi, thumb1_movdi_insn): Likewise.
1532 (arm_cmpdi_insn): Likewise.
1533 (cirrus_cmpsf, cirrus_cmpdf, cirrus_cmpdi): Likewise.
1534 (cirrus.md): Don't include.
1535 * cirrus.md: Delete file.
1536 * t-arm (MD_INCLUDES): Remove cirrus.md.
1538 2012-06-14 Eric Botcazou <ebotcazou@adacore.com>
1540 * dwarf2out.c (function_possibly_abstracted_p): New static function.
1541 (gen_subprogram_die): Use it function_possibly_abstracted_p in lieu of
1542 cgraph_function_possibly_inlined_p.
1543 (gen_inlined_subroutine_die): Return if the origin is to be ignored.
1544 (process_scope_var): Do not emit concrete instances of abstracted
1545 nested functions from here.
1546 (gen_decl_die): Emit the abstract instance if the function is possibly
1547 abstracted and not only possibly inlined.
1548 (dwarf2out_finish): Find the first non-abstract parent instance and
1549 attach concrete instances on the limbo list to it.
1551 2012-06-14 Richard Earnshaw <rearnsha@arm.com>
1553 * arm.md (divsf3, divdf3): Remove FPA support.
1554 (negsf2, negdf2): Likewise.
1555 (sqrtsf2, sqrtdf2): Likewise.
1556 (movdfcc): Likewise.
1557 (modsf3, moddf3, movxf): Delete.
1558 (push_fp_multi): Delete.
1559 (fpa.md): Don't include it.
1560 * fpa.md: Delete file.
1561 * t-arm (MD_INCLUDES): Remove fpa.md.
1563 2012-06-14 Bill Schmidt <wschmidt@linux.ibm.com>
1565 * tree-vectorizer.h (vect_get_stmt_cost): Move from tree-vect-stmts.c.
1566 (cost_for_stmt): Remove decl.
1567 (vect_get_single_scalar_iteration_cost): Correct typo in name.
1568 * tree-vect-loop.c (vect_get_cost): Remove.
1569 (vect_get_single_scalar_iteration_cost): Correct typo in name; use
1570 vect_get_stmt_cost rather than vect_get_cost.
1571 (vect_get_known_peeling_cost): Use vect_get_stmt_cost rather than
1573 (vect_estimate_min_profitable_iters): Correct typo in call to
1574 vect_get_single_scalar_iteration_cost; use vect_get_stmt_cost rather
1576 (vect_model_reduction_cost): Use vect_get_stmt_cost rather than
1578 (vect_model_induction_cost): Likewise.
1579 * tree-vect-data-refs.c (vect_peeling_hash_get_lowest_cost): Correct
1580 typo in call to vect_get_single_scalar_iteration_cost.
1581 * tree-vect-stmts.c (vect_get_stmt_cost): Move to tree-vectorizer.h.
1582 (cost_for_stmt): Remove unnecessary function.
1583 * Makefile.in (TREE_VECTORIZER_H): Update dependencies.
1585 2012-06-14 Richard Earnshaw <rearnsha@arm.com>
1587 * arm.opt (mfp=2, mfp=3, mfpe, mfpe=2, mfpe=3): Delete options.
1588 * arm-fpus.def (fpa, fpe2, fpe3, maverick): Delete FPU types.
1589 * arm-tables.opt: Regenerated.
1590 * doc/invoke.texi: Remove references to deleted options.
1592 2012-06-14 Sandeep Kumar Singh <Sandeep.Singh2@kpitcummins.com>
1594 * config/h8300/genmova.sh: Modified to add offset bits of
1595 mova/Sz assembly instruction for memory access.
1596 * config/h8300/h8300.c: Likewise.
1597 * config/h8300/mova.md: Likewise.
1599 2012-06-12 Christian Bruel <christian.bruel@st.com>
1602 * config/sh/sh.c (sh_option_override): Don't force
1603 flag_omit_frame_pointer and maccumulate_outgoing_args.
1604 * config/sh/sh.opt (maccumulate-outgoing-args): Init as Var.
1606 2012-06-14 Richard Guenther <rguenther@suse.de>
1608 * tree-vrp.c (VR_INITIALIZER): New define.
1609 (ranges_from_anti_range): New function.
1610 (extract_range_from_binary_expr_1): Decompose operations on
1611 VR_ANTI_RANGEs to operations on VR_RANGE.
1612 (extract_range_from_unary_expr_1): Likewise.
1613 (extract_range_from_binary_expr_1, extract_range_from_binary_expr,
1614 extract_range_from_unary_expr_1, extract_range_from_unary_expr,
1615 extract_range_from_cond_expr, adjust_range_with_scev,
1616 vrp_visit_assignment_or_call, vrp_visit_phi_node,
1617 simplify_bit_ops_using_ranges): Use VR_INITIALIZER.
1619 2012-06-13 Richard Henderson <rth@redhat.com>
1621 * hwint.h (HOST_WIDEST_INT_C): New.
1622 (HOST_WIDE_INT_C): New.
1623 (HOST_WIDE_INT_1): Use it.
1624 * config/alpha/alpha.c (alpha_trampoline_init): Use it.
1626 2012-06-13 Alexandre Oliva <aoliva@redhat.com>
1629 * var-tracking.c: Include alias.h.
1630 (overlapping_mems): New struct.
1631 (drop_overlapping_mem_locs): New.
1632 (clobber_overlapping_mems): New.
1633 (var_mem_delete_and_set, var_mem_delete): Call it.
1634 (val_bind): Likewise, but only if modified.
1635 (compute_bb_dataflow, emit_notes_in_bb): Call it on MEMs.
1636 * Makefile.in (var-tracking.o): Depend in $(ALIAS_H).
1638 2012-06-13 Alexandre Oliva <aoliva@redhat.com>
1641 * var-tracking.c (loc_exp_dep_pool): New.
1642 (vt_emit_notes): Create and release the pool.
1643 (compute_bb_dataflow): Use value-based locations in MO_VAL_SET.
1644 (emit_notes_in_bb): Likewise.
1645 (loc_exp_dep_insert): Deal with NOT_ONEPART vars.
1646 (notify_dependents_of_changed_value): Likewise.
1647 (notify_dependents_of_resolved_value): Check that NOT_ONEPART
1648 variables don't have a VAR_LOC_DEP_LST.
1649 (emit_note_insn_var_location): Expand NOT_ONEPART locs that are
1650 VALUEs or MEMs of VALUEs.
1652 2012-06-13 Alexandre Oliva <aoliva@redhat.com>
1656 * dce.c (word_dce_process_block): Insert debug temps only if the
1658 (dce_process_block): Likewise, and if debug.used is not empty,
1659 and only after iterating over all DEFs that might mark the insn.
1661 2012-06-13 Alexandre Oliva <aoliva@redhat.com>
1663 * common.opt (ftree-coalesce-inlined-vars): New.
1664 (ftree-coalesce-vars): New.
1665 * doc/invoke.texi: Document them.
1666 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
1669 2012-06-13 Richard Sandiford <rdsandiford@googlemail.com>
1671 * read-rtl.c (mapping): Remove index field. Add current_value field.
1672 Define heap vectors.
1673 (iterator_group): Fix long line. Remove num_builtins field and
1674 uses_iterator fields. Make apply_iterator take a void * parameter.
1675 (iterator_use, atttribute_use): New structures.
1676 (iterator_traverse_data, BELLWETHER_CODE, bellwether_codes): Delete.
1677 (current_iterators, iterator_uses, attribute_uses): New variables.
1678 (uses_mode_iterator_p, uses_code_iterator_p): Delete.
1679 (apply_mode_iterator, apply_code_iterator): Take a void * parameter.
1680 (map_attr_string, apply_iterator_to_string): Remove iterator
1681 and value parameters. Look through all current iterator values
1682 for a matching attribute.
1683 (mode_attr_index, apply_mode_maps): Delete.
1684 (apply_iterator_to_rtx): Replace with...
1685 (copy_rtx_for_iterators): ...this new function.
1686 (uses_iterator_p, apply_iterator_traverse): Delete.
1687 (apply_attribute_uses, add_current_iterators, apply_iterators): New
1689 (add_mapping): Remove index field. Set current_value field.
1690 (initialize_iterators): Don't set num_builtins and uses_iterator_p
1692 (find_iterator): Delete.
1693 (record_iterator_use, record_attribute_use): New functions.
1694 (record_potential_iterator_use): New function.
1695 (check_code_iterator): Remove handling of bellwether codes.
1696 (read_rtx): Remove mode maps. Truncate iterator and attribute uses.
1697 (read_rtx_code, read_nested_rtx, read_rtx_variadic): Remove mode_maps
1698 parameter. Use the first code iterator value instead of the
1699 bellwether_codes array. Use record_potential_iterator_use for modes.
1701 2012-06-13 Oleg Endo <olegendo@gcc.gnu.org>
1704 * config/sh/sh.md (bswapsi2): New expander.
1705 (swapbsi2): New insn.
1707 2012-06-13 H.J. Lu <hongjiu.lu@intel.com>
1710 * config/i386/i386.c (ix86_tune_cost): New variable.
1711 (ix86_option_override_internal): Set ix86_tune_cost. Use
1712 ix86_tune_cost for simultaneous_prefetches, prefetch_block,
1713 l1_cache_size and l2_cache_size.
1715 2012-06-13 Richard Guenther <rguenther@suse.de>
1717 * tree-vrp.c (vrp_meet): Properly meet equivalent ranges.
1718 Handle meeting two VR_RANGE to an VR_ANTI_RANGE. Implement
1719 all possible meetings of VR_RANGE with VR_ANTI_RANGE and
1720 VR_ANTI_RANGE with VR_ANTI_RANGE.
1722 2012-06-13 Richard Earnshaw <rearnsha@arm.com>
1724 * config.gcc (unsupported): Move obsoleted FPA-based configurations
1726 (obsolete): ... here.
1727 (arm*-*-freebsd*): Remove.
1728 (arm*-*-linux*): Only accept EABI variants. Simplify logic.
1729 (arm*-*-uclinux*): Likewise.
1730 (arm*-*-ecos-elf): Remove.
1731 (arm*-*-rtems*): Remove.
1732 (arm*-*-elf): Remove.
1733 (arm*-wince-pe*): Remove.
1734 (arm, --with-fpu): Remove support for fpa and Maverick variants.
1735 * arm/ecos-elf.h: Delete.
1736 * arm/t-strongarm-elf: Delete.
1737 * arm/rtems-elf.h: Delete.
1738 * arm/wince-pe.h: Delete.
1741 * arm/t-wince-pe: Delete.
1743 2012-06-13 Bill Schmidt <wschmidt@linux.ibm.com>
1745 PR tree-optimization/53647
1746 * tree-ssa-phiopt.c (gate_hoist_loads): Skip transformation for
1747 targets with no defined cache line size.
1749 2012-06-13 Bill Schmidt <wschmidt@linux.ibm.com>
1751 * targhooks.c (default_builtin_vectorized_conversion): Handle
1752 vec_construct, using vectype to base cost on subparts.
1753 * target.h (enum vect_cost_for_stmt): Add vec_construct.
1754 * tree-vect-stmts.c (vect_model_load_cost): Use vec_construct
1755 instead of scalar_to-vec.
1756 * config/spu/spu.c (spu_builtin_vectorization_cost): Handle
1757 vec_construct in same way as default for now.
1758 * config/i386/i386.c (ix86_builtin_vectorization_cost): Likewise.
1759 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost):
1760 Handle vec_construct, including special case for 32-bit loads.
1762 2012-06-13 Xinyu Qi <xyqi@marvell.com>
1764 * config/arm/arm.c (FL_IWMMXT2): New define.
1765 (arm_arch_iwmmxt2): New variable.
1766 (arm_option_override): Enable use of iWMMXt with VFP.
1767 Disable use of iWMMXt with NEON. Disable use of iWMMXt under
1768 Thumb mode. Set arm_arch_iwmmxt2.
1769 (arm_expand_binop_builtin): Accept VOIDmode op.
1770 (enum arm_builtins): Revise built-in fcode.
1771 (IWMMXT2_BUILTIN): New define.
1772 (IWMMXT2_BUILTIN2): Likewise.
1773 (iwmmx2_mbuiltin): Likewise.
1774 (builtin_description bdesc_2arg): Revise built in declaration.
1775 (builtin_description bdesc_1arg): Likewise.
1776 (arm_init_iwmmxt_builtins): Revise built in initialization.
1777 (arm_expand_builtin): Revise built in expansion.
1778 (arm_output_iwmmxt_shift_immediate): New function.
1779 (arm_output_iwmmxt_tinsr): Likewise.
1780 * config/arm/arm-protos.h (arm_output_iwmmxt_shift_immediate): Declare.
1781 (arm_output_iwmmxt_tinsr): Likewise.
1782 * config/arm/iwmmxt.md (WCGR0, WCGR1, WCGR2, WCGR3): New constant.
1783 (iwmmxt_psadbw, iwmmxt_walign, iwmmxt_tmrc, iwmmxt_tmcr): Delete.
1784 (rorv4hi3, rorv2si3, rordi3): Likewise.
1785 (rorv4hi3_di, rorv2si3_di, rordi3_di): Likewise.
1786 (ashrv4hi3_di, ashrv2si3_di, ashrdi3_di): Likewise.
1787 (lshrv4hi3_di, lshrv2si3_di, lshrdi3_di): Likewise.
1788 (ashlv4hi3_di, ashlv2si3_di, ashldi3_di): Likewise.
1789 (iwmmxt_tbcstqi, iwmmxt_tbcsthi, iwmmxt_tbcstsi): Likewise
1790 (*iwmmxt_clrv8qi, *iwmmxt_clrv4hi, *iwmmxt_clrv2si): Likewise.
1791 (tbcstv8qi, tbcstv4hi, tbsctv2si): New pattern.
1792 (iwmmxt_clrv8qi, iwmmxt_clrv4hi, iwmmxt_clrv2si): Likewise.
1793 (*and<mode>3_iwmmxt, *ior<mode>3_iwmmxt, *xor<mode>3_iwmmxt): Likewise.
1794 (ror<mode>3, ror<mode>3_di): Likewise.
1795 (ashr<mode>3_di, lshr<mode>3_di, ashl<mode>3_di): Likewise.
1796 (ashli<mode>3_iwmmxt, iwmmxt_waligni, iwmmxt_walignr): Likewise.
1797 (iwmmxt_walignr0, iwmmxt_walignr1): Likewise.
1798 (iwmmxt_walignr2, iwmmxt_walignr3): Likewise.
1799 (iwmmxt_setwcgr0, iwmmxt_setwcgr1): Likewise.
1800 (iwmmxt_setwcgr2, iwmmxt_setwcgr3): Likewise.
1801 (iwmmxt_getwcgr0, iwmmxt_getwcgr1): Likewise.
1802 (iwmmxt_getwcgr2, iwmmxt_getwcgr3): Likewise.
1803 (All instruction patterns): Add wtype attribute.
1804 (*iwmmxt_arm_movdi, *iwmmxt_movsi_insn): iWMMXt coexist with vfp.
1805 (iwmmxt_uavgrndv8qi3, iwmmxt_uavgrndv4hi3): Revise the pattern.
1806 (iwmmxt_uavgv8qi3, iwmmxt_uavgv4hi3): Likewise.
1807 (ashr<mode>3_iwmmxt, ashl<mode>3_iwmmxt, lshr<mode>3_iwmmxt): Likewise.
1808 (iwmmxt_tinsrb, iwmmxt_tinsrh, iwmmxt_tinsrw):Likewise.
1809 (eqv8qi3, eqv4hi3, eqv2si3, gtuv8qi3): Likewise.
1810 (gtuv4hi3, gtuv2si3, gtv8qi3, gtv4hi3, gtv2si3): Likewise.
1811 (iwmmxt_wunpckihh, iwmmxt_wunpckihw, iwmmxt_wunpckilh): Likewise.
1812 (iwmmxt_wunpckilw, iwmmxt_wunpckehub, iwmmxt_wunpckehuh): Likewise.
1813 (iwmmxt_wunpckehuw, iwmmxt_wunpckehsb, iwmmxt_wunpckehsh): Likewise.
1814 (iwmmxt_wunpckehsw, iwmmxt_wunpckelub, iwmmxt_wunpckeluh): Likewise.
1815 (iwmmxt_wunpckeluw, iwmmxt_wunpckelsb, iwmmxt_wunpckelsh): Likewise.
1816 (iwmmxt_wunpckelsw, iwmmxt_wmadds, iwmmxt_wmaddu): Likewise.
1817 (iwmmxt_wsadb, iwmmxt_wsadh, iwmmxt_wsadbz, iwmmxt_wsadhz): Likewise.
1818 (iwmmxt2.md): Include.
1819 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __IWMMXT2__.
1820 (TARGET_IWMMXT2): New define.
1821 (TARGET_REALLY_IWMMXT2): Likewise.
1822 (arm_arch_iwmmxt2): Declare.
1823 * config/arm/mmintrin.h: Use __IWMMXT__ to enable iWMMXt intrinsics.
1824 Use __IWMMXT2__ to enable iWMMXt2 intrinsics.
1825 Use C name-mangling for intrinsics.
1827 (_mm_cvtsi32_si64, _mm_andnot_si64, _mm_sad_pu8): Revise.
1828 (_mm_sad_pu16, _mm_align_si64, _mm_setwcx, _mm_getwcx): Likewise.
1829 (_m_from_int): Likewise.
1830 (_mm_sada_pu8, _mm_sada_pu16): New intrinsic.
1831 (_mm_alignr0_si64, _mm_alignr1_si64, _mm_alignr2_si64): Likewise.
1832 (_mm_alignr3_si64, _mm_tandcb, _mm_tandch, _mm_tandcw): Likewise.
1833 (_mm_textrcb, _mm_textrch, _mm_textrcw, _mm_torcb): Likewise.
1834 (_mm_torch, _mm_torcw, _mm_tbcst_pi8, _mm_tbcst_pi16): Likewise.
1835 (_mm_tbcst_pi32): Likewise.
1836 (_mm_abs_pi8, _mm_abs_pi16, _mm_abs_pi32): New iWMMXt2 intrinsic.
1837 (_mm_addsubhx_pi16, _mm_absdiff_pu8, _mm_absdiff_pu16): Likewise.
1838 (_mm_absdiff_pu32, _mm_addc_pu16, _mm_addc_pu32): Likewise.
1839 (_mm_avg4_pu8, _mm_avg4r_pu8, _mm_maddx_pi16, _mm_maddx_pu16): Likewise.
1840 (_mm_msub_pi16, _mm_msub_pu16, _mm_mulhi_pi32): Likewise.
1841 (_mm_mulhi_pu32, _mm_mulhir_pi16, _mm_mulhir_pi32): Likewise.
1842 (_mm_mulhir_pu16, _mm_mulhir_pu32, _mm_mullo_pi32): Likewise.
1843 (_mm_qmulm_pi16, _mm_qmulm_pi32, _mm_qmulmr_pi16): Likewise.
1844 (_mm_qmulmr_pi32, _mm_subaddhx_pi16, _mm_addbhusl_pu8): Likewise.
1845 (_mm_addbhusm_pu8, _mm_qmiabb_pi32, _mm_qmiabbn_pi32): Likewise.
1846 (_mm_qmiabt_pi32, _mm_qmiabtn_pi32, _mm_qmiatb_pi32): Likewise.
1847 (_mm_qmiatbn_pi32, _mm_qmiatt_pi32, _mm_qmiattn_pi32): Likewise.
1848 (_mm_wmiabb_si64, _mm_wmiabbn_si64, _mm_wmiabt_si64): Likewise.
1849 (_mm_wmiabtn_si64, _mm_wmiatb_si64, _mm_wmiatbn_si64): Likewise.
1850 (_mm_wmiatt_si64, _mm_wmiattn_si64, _mm_wmiawbb_si64): Likewise.
1851 (_mm_wmiawbbn_si64, _mm_wmiawbt_si64, _mm_wmiawbtn_si64): Likewise.
1852 (_mm_wmiawtb_si64, _mm_wmiawtbn_si64, _mm_wmiawtt_si64): Likewise.
1853 (_mm_wmiawttn_si64, _mm_merge_si64): Likewise.
1854 (_mm_torvscb, _mm_torvsch, _mm_torvscw): Likewise.
1855 (_m_to_int): New define.
1856 * config/arm/arm-cores.def (iwmmxt2): Add FL_IWMMXT2.
1857 * config/arm/arm-arches.def (iwmmxt2): Likewise.
1858 * config/arm/t-arm (MD_INCLUDES): Add marvell-f-iwmmxt.md and
1860 * config/arm/arm.md (marvell-f-iwmmxt.md): Include.
1861 (arch): Add "iwmmxt2".
1862 (arch_enabled): Handle "iwmmxt2".
1863 (wtype): New attribute.
1864 (UNSPEC_WMADDS, UNSPEC_WMADDU): Delete.
1865 (UNSPEC_WALIGNI): New unspec.
1866 * config/arm/predicates.md (imm_or_reg_operand): New predicate.
1867 * config/arm/iterators.md (VMMX2): New mode_iterator.
1868 * config/arm/marvell-f-iwmmxt.md: New file.
1869 * config/arm/iwmmxt2.md: New file.
1871 2012-06-12 Jakub Jelinek <jakub@redhat.com>
1876 * c-decl.c (build_compound_literal): Call c_incomplete_type_error
1877 if type isn't complete.
1879 2012-06-12 Uros Bizjak <ubizjak@gmail.com>
1881 * config/ia64/sync.md (fetchop_name): Change ior attribute to "or".
1883 2012-06-12 Richard Henderson <rth@redhat.com>
1885 * config/rs6000/sync.md (atomic_load, atomic_store): Use INT1 mode
1886 iterator instead of INT.
1888 2012-06-12 Bill Schmidt <wschmidt@linux.ibm.com>
1890 * opts.c: Add -fhoist-adjacent-loads to -O2 and above.
1891 * tree-ssa-phiopt.c (tree_ssa_phiopt_worker): Add argument to forward
1893 (hoist_adjacent_loads, gate_hoist_loads): New forward declarations.
1894 (tree_ssa_phiopt): Call gate_hoist_loads.
1895 (tree_ssa_cs_elim): Add parm to tree_ssa_phiopt_worker call.
1896 (tree_ssa_phiopt_worker): Add do_hoist_loads to formal arg list; call
1897 hoist_adjacent_loads.
1898 (local_mem_dependence): New function.
1899 (hoist_adjacent_loads): Likewise.
1900 (gate_hoist_loads): Likewise.
1901 * common.opt (fhoist-adjacent-loads): New switch.
1902 * Makefile.in (tree-ssa-phiopt.o): Added dependencies.
1904 2012-06-12 Michael Matz <matz@suse.de>
1906 * alias.c (nonoverlapping_component_refs_p): Take two rtx arguments.
1907 (nonoverlapping_memrefs_p): Don't call it here ...
1908 (true_dependence_1): ... but here.
1910 2012-06-12 Richard Guenther <rguenther@suse.de>
1912 * emit-rtl.c (set_mem_attributes_minus_bitpos): Remove dead code.
1913 * alias.c (ao_ref_from_mem): MEM_EXPR is conservative, MEM_OFFSET
1914 and MEM_SIZE only refines it. Reflect that and be less conservative
1915 if either of the latter is not known.
1917 2012-06-12 Jakub Jelinek <jakub@redhat.com>
1919 PR rtl-optimization/53589
1920 * cfgrtl.c (force_nonfallthru_and_redirect): Do asm_goto_edge
1921 discovery even when e->dest != target. If any LABEL_REF points
1922 to e->dest label, redirect it to target's label.
1924 2012-06-12 Chung-Lin Tang <cltang@codesourcery.com>
1926 * config/sh/sh.c (output_stack_adjust): Remove !epilogue_p
1927 condition for generating REG_FRAME_RELATED_EXPR note.
1928 (pop): Add code for generating REG_CFA_RESTORE,
1929 REG_CFA_ADJUST_CFA notes. Set RTX_FRAME_RELATED_P to 1.
1930 (sh_expand_epilogue): Use frame_insn() for FP to SP move.
1931 Set 'frame_p' of calls to output_stack_adjust() to 'true'.
1933 2012-06-11 Richard Henderson <rth@redhat.com>
1935 * config/alpha/alpha.c (HWI_HEX2): Add missing shift.
1936 * vmsdbgout.c (VMS_EPOCH_OFFSET): Add LL suffix.
1938 * config/alpha/alpha.c (alpha_trampoline_init): Split large constants.
1940 2012-06-12 Hans-Peter Nilsson <hp@axis.com>
1942 * doc/tm.texi.in (Addressing Modes) <TARGET_LEGITIMIZE_ADDRESS>:
1943 Mention that this hook needs to be defined for native TLS.
1944 * doc/tm.texi: Regenerate.
1946 2012-06-11 Mike Stump <mikestump@comcast.net>
1948 * emit-rtl.c (init_emit_once): Iterate through the
1949 MODE_PARTIAL_INT modes with MIN_MODE_PARTIAL_INT and
1950 MAX_MODE_PARTIAL_INT, as GET_MODE_WIDER_MODE doesn't step through
1951 all the MIN_MODE_PARTIAL_INT modes anymore.
1953 2012-06-12 Maxim Kuvyrkov <maxim@codesourcery.com>
1955 * gcc/config/mips/mips-tables.opt (xlp): Fix merge typo.
1957 2012-06-11 Roland McGrath <mcgrathr@google.com>
1959 * dwarf2out.c (const_ok_for_output_1): Detect a TLS UNSPEC using
1960 SYMBOL_REF_TLS_MODEL rather than DECL_THREAD_LOCAL_P, in case it's
1961 not a VAR_DECL. Also don't limit it to UNSPECs with exactly one
1964 2012-06-11 Oleg Endo <olegendo@gcc.gnu.org>
1967 * config/sh/sh.md (fmasf4): New expander.
1968 (*macsf3): Rename to fmasf4_i. Adapt to fma pattern.
1969 (mac_media): Rename to fmasf4_media. Adapt to fma pattern.
1970 * config/sh/sh.opt (mfused-madd): Remove.
1971 * config/sh/sh.c (sh_option_override): Remove mfused-madd handling.
1972 (builtin_description bdesc): Remove __builtin_sh_media_FMAC_S.
1973 * config.gcc (sh[123456789lbe]*-*-* | sh-*-*): Add fused-madd.opt
1975 * doc/invoke.texi (SH Options): Update mfused-madd and mno-fused-madd
1978 2012-06-11 Richard Henderson <rth@redhat.com>
1980 * dwarf2cfi.c (scan_trace): Handle annulled branch-taken delay slots.
1982 2012-06-11 Richard Guenther <rguenther@suse.de>
1985 * tree.c (free_lang_data_in_type): Do not clear TYPE_CONTEXT but
1986 replace it with the first non-BLOCK context.
1988 2012-06-11 Richard Guenther <rguenther@suse.de>
1990 * alias.c (aliases_everything_p): Remove.
1991 (DIFFERENT_ALIAS_SETS_P): Likewise.
1992 (true_dependence_1): Use mems_in_disjoint_alias_sets_p directly.
1993 Do not use aliases_everything_p or special-case ANDs. Do not
1994 special-case BLKmode moves.
1995 (may_alias_p): Likewise. Handle BLKmode similar like everywhere
1998 2012-06-09 Hans-Peter Nilsson <hp@axis.com>
2000 Fix CRIS build errors with --enable-build-with-cxx.
2001 * config/cris/cris.c (cris_emit_trap_for_misalignment): Rename
2002 variable "and" to "andop".
2003 * config/cris/sync.md ("atomic_fetch_<atomic_op_name><mode>"): Use
2004 temporary variable for memory model, passing C++-type-correct
2005 parameter type to expand_mem_thread_fence.
2006 ("atomic_compare_and_swap<mode>"): Ditto.
2008 2012-06-09 Richard Henderson <rth@redhat.com>
2011 * cfgcleanup.c (execute_jump): Rename from rest_of_handle_jump2.
2012 (pass_jump): Rename from pass_jump2.
2013 (execute_jump2, pass_jump2): New.
2014 * combine-stack-adj.c (rest_of_handle_stack_adjustments): Don't
2015 perform cfg cleanup here. Move the test of PUSH_ROUNDING
2016 and ACCUMULATE_OUTGOING_ARGS test...
2017 (gate_handle_stack_adjustments): ... here.
2018 * passes.c (init_optimization_passes): Update for pass_jump2 rename.
2019 Place new pass_jump2 after pass_stack_adjustments.
2020 * tree-pass.h (pass_jump): Declare.
2022 2012-06-09 Kenneth Zadeck <zadeck@naturalbridge.com>
2024 * simplify-rtx.c (simplify_const_binary_operation): Fixed shift
2027 2012-06-08 Richard Henderson <rth@redhat.com>
2030 * combine-stack-adj.c (force_move_args_size_note): Add ARGS_SIZE
2031 note to a clobber insn when no other insn is available.
2033 2012-06-08 Georg-Johann Lay <avr@gjlay.de>
2035 * config/avr/avr.c (avr_case_values_threshold): Return 7.
2037 2012-06-07 Andreas Schwab <schwab@linux-m68k.org>
2039 * genhooks.c (main): Set progname.
2040 (emit_documentation): Remove variable found_start, always bail out
2041 when a place is missing.
2042 * doc/tm.texi.in (C++ ABI): Add @hook TARGET_CXX_DECL_MANGLING_CONTEXT.
2044 2012-06-07 Jakub Jelinek <jakub@redhat.com>
2047 * omp-low.c (scan_omp): Change first argument to gimple_seq *,
2048 call walk_gimple_seq_mod instead of walk_gimple_seq.
2049 (scan_sharing_clauses, scan_omp_parallel, scan_omp_task,
2050 scan_omp_for, scan_omp_sections, scan_omp_single,
2051 execute_lower_omp): Adjust callers.
2052 (scan_omp_1_stmt): Likewise. If check_omp_nesting_restrictions
2053 returns false, replace stmt with GIMPLE_NOP.
2054 (check_omp_nesting_restrictions): Instead of issuing warnings,
2055 issue errors and return false if any errors were reported.
2057 2012-06-06 Steven Bosscher <steven@gcc.gnu.org>
2059 * doc/invoke.texi (fconserve-space): Remove documentation.
2061 2012-06-06 Edmar Wienskoski <edmar@freescale.com>
2063 * config/rs6000/rs6000-tables.opt: Regenerated.
2065 2012-06-06 Richard Guenther <rguenther@suse.de>
2067 PR tree-optimization/53081
2068 * tree-data-ref.h (adjacent_store_dr_p): Rename to ...
2069 (adjacent_dr_p): ... this and make it work for reads, too.
2070 * tree-loop-distribution.c (enum partition_kind): Add PKIND_MEMCPY.
2071 (struct partition_s): Change main_stmt to main_dr, add
2072 secondary_dr member.
2073 (build_size_arg_loc): Change to date data-reference and not
2075 (build_addr_arg_loc): New function split out from ...
2076 (generate_memset_builtin): ... here. Use it and simplify.
2077 (generate_memcpy_builtin): New function.
2078 (generate_code_for_partition): Adjust.
2079 (classify_partition): Streamline pattern detection. Detect memcpy.
2080 (ldist_gen): Adjust.
2081 (tree_loop_distribution): Adjust seed statements for memcpy
2084 2012-06-06 Matt Turner <mattst88@gmail.com>
2086 * config/arm/mmintrin.h (_mm_empty): New.
2089 2012-06-06 Richard Sandiford <r.sandiford@uk.ibm.com>
2091 * doc/invoke.texi (sched-pressure-algorithm): Document new --param.
2092 * common.opt (fsched-pressure-algorithm=): Remove.
2093 * flag-types.h (sched_pressure_algorithm): Move to...
2094 * sched-int.h (sched_pressure_algorithm): ...here.
2095 * params.def (sched-pressure-algorithm): New param.
2096 * haifa-sched.c (sched_init): Use it to initialize sched_pressure.
2097 * common/config/s390/s390-common.c (s390_option_optimization_table):
2098 Remove OPT_fsched_pressure_algorithm_ entry.
2099 * config/s390/s390.c (s390_option_override): Set a default value for
2100 PARAM_SCHED_PRESSURE_ALGORITHM.
2102 2012-06-05 Michael Meissner <meissner@linux.vnet.ibm.com>
2105 * config/rs6000/rs6000.c (rs6000_generate_compare): If we are
2106 doing an unsigned compare, make sure the second argument is not a
2108 (rs6000_emit_cmove): Don't allow floating point comparisons when
2109 generating ISEL moves.
2111 2012-06-05 Edmar Wienskoski <edmar@freescale.com>
2113 * config/rs6000/e5500.md: New file.
2114 * config/rs6000/e6500.md: New file.
2115 * config/rs6000/rs6000.c (processor_costs): Add new costs for
2117 (rs6000_option_override_internal): Altivec and Spe options not
2118 allowed with e5500. Spe options not allowed with e6500. Increase
2119 move inline limit for e5500 and e6500. Disable string instructions
2120 for e5500 and e6500. Enable branch targets alignment for e5500 and
2121 e6500. Initialize rs6000_cost for e5500 and e6500.
2122 (rs6000_adjust_cost): Add extra scheduling cycles between compare
2123 and brnach for e5500 and e6500.
2124 (rs6000_issue_rate): Set issue rate for e5500 and e6500.
2125 * config/rs6000/rs6000-cpus.def: Add cpu definitions for e5500 and
2127 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add e5500 and e6500.
2128 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce5500 and
2130 Include e5500.md and e6500.md.
2131 * config/rs6000/rs6000-opt.h (processor_type): Add
2132 PROCESSOR_PPCE5500 and PROCESSOR_PPCE6500.
2133 * config.gcc (cpu_is_64bit): Add new cores e5500, e6500.
2134 (powerpc*-*-*): Add new cores e5500, e6500.
2135 * doc/invoke.texi: (item -mcpu): Add e5500 and e6500 to list of cpus.
2137 2012-06-05 Richard Guenther <rguenther@suse.de>
2139 * tree-vect-data-refs.c (vect_analyze_data_refs): Fix last change.
2141 2012-06-05 H.J. Lu <hongjiu.lu@intel.com>
2144 * config.gcc: Select x32 run-time library if --with-abi={x32|mx32}
2145 is used for x86_64-*-*.
2147 2012-06-05 Richard Guenther <rguenther@suse.de>
2149 PR tree-optimization/30442
2150 * tree-vect-data-refs.c (vect_analyze_data_refs): For basic-block
2151 vectorization stop analysis at the first stmt we cannot compute
2152 a data-reference for instead of giving up completely.
2154 2012-06-05 Richard Guenther <rguenther@suse.de>
2156 * tree-loop-distribution.c (struct partition_s): Add has_writes member.
2157 (partition_alloc): Initialize it.
2158 (partition_has_writes): New function.
2159 (rdg_flag_uses): Adjust.
2160 (rdg_flag_vertex): Likewise.
2161 (rdg_flag_vertex_and_dependent): Likewise.
2162 (rdg_flag_loop_exits): Likewise.
2163 (build_rdg_partition_for_component): Likewise.
2164 (rdg_build_partitions): Likewise.
2166 2012-06-05 Richard Guenther <rguenther@suse.de>
2168 PR tree-optimization/53081
2169 * tree-loop-distribution.c (generate_memset_builtin): Handle all
2170 kinds of byte-sized stores.
2171 (classify_partition): Likewise.
2172 (tree_loop_distribution): Adjust seed statements used for
2173 !flag_tree_loop_distribution.
2175 2012-06-05 Alan Modra <amodra@gmail.com>
2177 * config/rs6000/rs6000.c (ptr_regno_for_savres): Comment.
2178 (rs6000_emit_prologue): Ensure register used for inline saves
2179 of vector regs is not the static chain register. Revise comment.
2181 2012-06-04 Oleg Endo <olegendo@gcc.gnu.org>
2183 * doc/md.texi (Standard Pattern Names For Generation): Document
2186 2012-06-04 H.J. Lu <hongjiu.lu@intel.com>
2189 * config/i386/i386.c (ix86_sched_reorder) Skip debug insns.
2191 2012-06-04 Jason Merrill <jason@redhat.com>
2193 * dwarf2out.c (is_unit_die): New.
2194 (copy_declaration_context, copy_ancestor_tree): Use it.
2195 (copy_decls_walk): Likewise.
2197 2012-06-04 Paolo Carlini <paolo.carlini@oracle.com>
2200 * doc/invoke.texi (Wenum-compare): Update documentation.
2202 2012-06-04 Dodji Seketeli <dodji@redhat.com>
2204 PR preprocessor/53463
2205 * parser.c (cp_parser_assignment_expression): Use the location
2206 for the '=' as the default location for the expression.
2208 2012-06-04 Edmar Wienskoski <edmar@freescale.com>
2211 * config/rs6000/altivec.md (altivec_stvlx): Change machine mode of
2213 (altivec_stvlxl): Ditto.
2214 (altivec_stvrx): Ditto.
2215 (altivec_stvrxl): Ditto.
2217 2012-06-04 Vladimir Makarov <vmakarov@redhat.com>
2219 * ira-int.h (struct target_ira_int): Add member x_ira_uniform_class_p.
2220 (ira_uniform_class_p): New macro.
2222 * ira.c (setup_uniform_class_p): New function.
2223 (setup_allocno_and_important_classes): Call the function.
2224 (print_unform_and_important_classes): New function.
2225 (print_classes): Rename to print_translated_classes.
2226 (ira_debug_allocno_classes): Add call of
2227 print_unform_and_important_classes.
2229 * ira-costs.c (setup_regno_cost_classes_by_aclass): Use uniform
2230 classes instead of pressure classes.
2232 2012-06-04 Aldy Hernandez <aldyh@redhat.com>
2235 * trans-mem.c (expand_block_edges): Do not skip the first
2236 statement when resetting the BB.
2238 2012-06-04 Richard Guenther <rguenther@suse.de>
2240 * tree-data-ref.c (stores_from_loop): Remove.
2241 (stmt_with_adjacent_zero_store_dr_p): Likewise.
2242 (stores_zero_from_loop): Likewise.
2243 * tree-data-ref.h (stores_from_loop, stores_zero_from_loop,
2244 stmt_with_adjacent_zero_store_dr_p, stride_of_unit_type_p): Remove.
2245 (adjacent_store_dr_p): New function.
2246 * tree-loop-distribution.c (generate_memset_builtin): Pass
2247 the RDG, use the already available data-reference.
2248 (generate_code_for_partition): Pass down RDG.
2249 (classify_partition): Inline parts of the former
2250 stmt_with_adjacent_zero_store_dr_p here and use adjacent_store_dr_p.
2251 (ldist_gen): Remember if there was any detected builtin and
2252 do less work if not and flag_tree_loop_distribution is not set.
2253 (tree_loop_distribution): Inline and fuse stores_from_loop
2254 and stores_zero_from_loop here.
2256 2012-06-04 Richard Guenther <rguenther@suse.de>
2259 * dwarf2out.c (dwarf2out_finish): If generating LTO do not
2260 create new assembler names.
2262 2012-06-04 Richard Guenther <rguenther@suse.de>
2264 * tree-data-ref.c (struct rdg_vertex_info): Remove.
2265 (rdg_vertex_for_stmt): Simplify using gimple_uid.
2266 (create_rdg_vertices): Pass loop argument, remove stmt to RDG index
2267 hashtable. Record stmt data-references.
2268 (hash_stmt_vertex_info): Remove.
2269 (eq_stmt_vertex_info): Likewise.
2270 (hash_stmt_vertex_del): Likewise.
2271 (build_empty_rdg): Simplify.
2272 (build_rdg): Adjust.
2273 (free_rdg): Likewise.
2274 (ref_base_address): Remove.
2275 (have_similar_memory_accesses): Likewise.
2276 * tree-data-ref.h (create_rdg_vertices): Remove.
2277 (struct rdg_vertex): Add datarefs member.
2278 (RDGV_DATAREFS): New define.
2279 (RDG_DATAREFS): Likewise.
2280 (have_similar_memory_accesses): Remove.
2281 (rdg_has_similar_memory_accesses): Likewise.
2282 * tree-loop-distribution.c (ref_base_address): Re-implement here.
2283 (similar_memory_accesses): Re-implement using existing data-references.
2284 (tree_loop_distribution): Initialize stmt uids for the stmt to
2286 * tree-vect-loop.c (vect_create_epilog_for_reduction): Only
2287 access stmt vinfo for stmts in loop.
2289 2012-06-04 Andreas Schwab <schwab@linux-m68k.org>
2292 * config/m68k/m68k.md ("tablejump"): Fix check for
2293 CASE_VECTOR_PC_RELATIVE.
2295 2012-06-04 Steven Bosscher <steven@gcc.gnu.org>
2297 * output.h (merge_weak, assemble_alias,
2298 initializer_constant_valid_p,
2299 initializer_constant_valid_for_bitfield_p): Move protos from here...
2300 * tree.h: ... to here.
2301 * cgraphclones.c: Do not include output.h.
2302 * gimplify.c: Likewise.
2303 * reload.c: Likewise.
2304 * recog.c: Likewise.
2305 * tree-ssa-loop-ivopts.c: Likewise.
2306 * tree-switch-conversion.c: Likewise.
2307 * c-parser.c: Likewise.
2308 * c-typeck.c: Likewise.
2309 * Makefile.in: Fix dependencies.
2311 2012-06-04 Georg-Johann Lay <avr@gjlay.de>
2314 * config/avr/avr-stdint.h: New file.
2315 * config.gcc (avr-*-*,tm_file): Use avr/avr-stdint.h instead of
2318 2012-06-04 Jakub Jelinek <jakub@redhat.com>
2320 PR tree-optimization/53550
2321 * tree-ssa-loop-niter.c (number_of_iterations_cond): If type
2322 is POINTER_TYPE_P, use sizetype as step type instead of type.
2324 2012-06-04 Richard Guenther <rguenther@suse.de>
2326 * tree-data-ref.c (have_similar_memory_accesses_1): Remove.
2327 (ref_base_address_1): Likewise.
2328 (remove_similar_memory_refs): Likewise.
2329 * tree-data-ref.h (remove_similar_memory_refs): Remove.
2330 * tree-loop-distribution.c (classify_partition): Do not classify
2331 as builtin if -ftree-loop-distribute-patterns is not enabled.
2332 (fuse_partitions_with_similar_memory_accesses): Inline ...
2333 (ldist_gen): ... here. Fuse all non-builtin partitions if
2334 -ftree-loop-distribution is not enabled. Properly return
2335 the number of created partitions. Do not update SSA form here but ...
2336 (tree_loop_distribution): ... once here for the whole function.
2337 Only walk innermost loops, constrain loops we consider here
2338 further. Do not call remove_similar_memory_refs.
2339 (distribute_loop): Do not check number of loop nodes here.
2341 2012-06-04 Steven Bosscher <steven@gcc.gnu.org>
2343 * Makefile.in (GIMPLE_H): Do not depend on TARGET_H.
2345 2012-06-03 Martin Jambor <mjambor@suse.cz>
2347 * ipa-prop.h (ipa_get_jf_known_type_offset): New function.
2348 (ipa_get_jf_known_type_base_type): Likewise.
2349 (ipa_get_jf_known_type_component_type): Likewise.
2350 (ipa_get_jf_constant): Likewise.
2351 (ipa_get_jf_pass_through_formal_id): Likewise.
2352 (ipa_get_jf_pass_through_operation): Likewise.
2353 (ipa_get_jf_ancestor_offset): Likewise.
2354 (ipa_get_jf_ancestor_type): Likewise.
2355 (ipa_get_jf_ancestor_formal_id): Likewise.
2356 (ipa_get_jf_member_ptr_pfn): Likewise.
2357 * ipa-prop.c (ipa_set_jf_known_type): New function.
2358 (ipa_set_jf_constant): Likewise.
2359 (ipa_set_jf_simple_pass_through): Likewise.
2360 (ipa_set_jf_arith_pass_through): Likewise.
2361 (ipa_set_ancestor_jf): Likewise.
2362 (fill_member_ptr_cst_jump_function): Moved up and renamed to
2363 ipa_set_jf_member_ptr_cst.
2364 (detect_type_change_1): Use the new jump function creation functions.
2365 (compute_complex_assign_jump_func): Likewise.
2366 (compute_complex_ancestor_jump_func): Likewise.
2367 (compute_known_type_jump_func): Likewise.
2368 (compute_scalar_jump_functions): Likewise.
2369 (compute_pass_through_member_ptrs): Likewise.
2370 (determine_cst_member_ptr): Likewise.
2371 (combine_known_type_and_ancestor_jfs): Likewise.
2372 (try_make_edge_direct_simple_call): Likewise.
2373 (try_make_edge_direct_virtual_call): Likewise.
2374 (update_indirect_edges_after_inlining): Likewise.
2375 * ipa-cp.c (ipa_get_jf_pass_through_result): Use jump function
2376 access functions. Incorporat NOP_EXPR and BINFO handling from its
2378 (ipa_get_jf_ancestor_result): Likewise. Incorporate handling BINFOs
2379 which was in its callers.
2380 (ipa_value_from_jfunc): Use jump function access functions. Some
2381 functionality moved to functions above.
2382 (propagate_vals_accross_ancestor): Likewise.
2383 (propagate_vals_accross_pass_through): Use jump function access
2385 (propagate_accross_jump_function): Likewise.
2386 * ipa-inline-analysis.c (remap_edge_change_prob): Use jump function
2388 (inline_merge_summary): Likewise.
2390 2012-06-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2392 * config/pa/pa.h (MAX_PCREL17F_OFFSET): Define.
2393 * config/pa/pa.c (pa_attr_length_millicode_call): Use
2394 MAX_PCREL17F_OFFSET instead of fixed offset.
2395 (pa_attr_length_call): Likewise.
2396 (pa_attr_length_indirect_call): Likewise.
2398 2012-06-03 Oleg Endo <olegendo@gcc.gnu.org>
2401 * config/sh/sh.opt (mfsca, mfsrra): New options.
2402 * config/sh/sh.md (rsqrtsf2): Use TARGET_FPU_ANY and TARGET_FSRRA
2404 (fsca): Use TARGET_FPU_ANY and TARGET_FSCA condition.
2405 (sinssf2, cossf2): Fold expanders to ...
2406 (sincossf3): ... this new expander. Use TARGET_FPU_ANY and
2407 TARGET_FSCA condition.
2408 * config/sh/sh.c (sh_option_override): Handle TARGET_FSRRA and
2410 * doc/invoke.texi (SH Options): Add descriptions for -mfsca,
2411 -mno-fsca, -mfsrra, -mno-fsrra.
2413 2012-06-03 Matt Turner <mattst88@gmail.com>
2415 * config/mips/4600.md (r4700_imul_si): New.
2416 (r4700_imul_di): New.
2417 (r4700_fmul_single): New.
2418 (r4700_fmul_double): New.
2419 * config/mips/mips-cpus.def: Add r4700.
2420 * config/mips/mips.c: Likewise.
2421 * config/mips/mips.md: Likewise.
2422 * config/mips/mips-tables.opt: Regenerate.
2424 2012-06-02 Steven Bosscher <steven@gcc.gnu.org>
2426 * config/sparc/sparc.h (INITIAL_ELIMINATION_OFFSET): Split out to
2427 new function sparc_initial_elimination_offset.
2428 * config/sparc/sparc.c (sparc_initial_elimination_offset): New
2430 * config/sparc/sparc-protos.h (sparc_initial_elimination_offset):
2433 2012-06-02 Kenneth Zadeck <zadeck@naturalbridge.com>
2435 * expmed.c (expand_mult, choose_multiplier): Change
2436 "2 * HOST_BITS_PER_WIDE_INT" to "HOST_BITS_PER_DOUBLE_INT".
2437 * expr.c (convert_modes): Likewise.
2438 * explow.c (plus_constant): Likewise.
2439 * fixed-value.c (fixed_saturate1, fixed_saturate2)
2440 (do_fixed_add, do_fixed_multiply, do_fixed_multiply)
2441 (do_fixed_multiply, do_fixed_multiply, do_fixed_divide)
2442 (do_fixed_divide, do_fixed_divide, do_fixed_divide)
2443 (do_fixed_divide, do_fixed_divide, do_fixed_shift, do_fixed_shift)
2444 (do_fixed_shift, fixed_convert, fixed_convert)
2445 (fixed_convert_from_int, fixed_convert_from_int)
2446 (fixed_convert_from_real): Likewise.
2447 * fold-const.c (fold_convert_const_int_from_fixed, sign_bit_p)
2448 (native_interpret_int, fold_binary_loc, fold_ternary_loc): Likewise.
2449 * varasm.c (output_constructor_bitfield): Likewise.
2450 * tree-vrp.c (register_edge_assert_for_2): Likewise.
2451 * double-int.c (rshift_double, lshift_double): Likewise.
2452 * double-int.h (double_int_fits_in_uhwi_p, double_int, double_int):
2454 * simplify-rtx.c (mode_signbit_p)
2455 (simplify_const_unary_operation, simplify_binary_operation_1)
2456 (simplify_immed_subreg): Likewise.
2457 * builtins.c (c_readstr, fold_builtin_bitop): Likewise.
2458 * tree-vect-generic.c (build_replicated_const): Likewise.
2459 * dbxout.c (stabstr_O): Likewise.
2460 * emit-rtl.c (immed_double_int_const, immed_double_const)
2461 (gen_lowpart_common, init_emit_once): Likewise.
2462 * tree.c (integer_pow2p, tree_log2, tree_floor_log2)
2463 (widest_int_cst_value, upper_bound_in_type): Likewise.
2464 * stor-layout.c (initialize_sizetypes, fixup_signed_type)
2465 (fixup_unsigned_type): Likewise.
2466 * real.c (real_to_integer2, real_from_integer): Likewise.
2467 * dwarf2out.c (size_of_loc_descr, size_of_die, output_die)
2468 (clz_loc_descriptor, mem_loc_descriptor): Likewise.
2470 2012-06-01 Eric Botcazou <ebotcazou@adacore.com>
2473 * fold-const.c (fold_binary_loc): Refine previous change.
2475 2012-06-01 Olivier Hainque <hainque@adacore.com>
2477 * config/rs6000/vxworks.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Restore
2478 the "do {" part of the do-while(0) loop.
2480 2012-06-01 Yuri Rumyantsev <yuri.s.rumyantsev@intel.com>
2482 * config/i386/i386.c (x86_sched_reorder): New function.
2483 Added new function x86_sched_reorder.
2485 2012-06-01 Richard Guenther <rguenther@suse.de>
2487 * tree-loop-distribution.c (stmt_has_scalar_dependences_outside_loop):
2489 (classify_partition): Likewise.
2491 2012-06-01 Richard Guenther <rguenther@suse.de>
2493 * tree-loop-distribution.c (enum partition_kind): New enum.
2494 (struct partition_s): Add kind and main_stmt members.
2495 (partition_alloc): Initialize kind to PKIND_NORMAL.
2496 (partition_builtin_p): New function.
2497 (copy_loop_before): Remove failure path and assert instead.
2498 (generate_loops_for_partition): Likewise.
2499 (generate_memset_zero): Fold into ...
2500 (generate_memset_builtin): ... this.
2501 (classify_partition): New function with code from
2502 can_generate_builtin and generate_builtin.
2503 (generate_builtin): Remove.
2504 (can_generate_builtin): Likewise.
2505 (fuse_partitions_with_similar_memory_accesses): Call
2506 partition_builtin_p instead of can_generate_builtin.
2507 (rdg_build_partitions): Do not call
2508 fuse_partitions_with_similar_memory_accesses here...
2509 (ldist_gen): ... but here after classifying all partitions.
2510 Remove failure path of generate_code_for_partition.
2511 (generate_code_for_partition): Generate code according
2512 to partition classification.
2514 2012-06-01 Manuel López-Ibáñez <manu@gcc.gnu.org>
2515 Jonathan Wakely <jwakely.gcc@gmail.com>
2518 * doc/invoke.texi (Warning Options): Explain purpose and differences
2519 between -Wmissing-prototypes and -Wmissing-declarations.
2521 2012-06-01 Christian Bruel <christian.bruel@st.com>
2523 * gcc.c (save_switch): Add user_p parameter.
2524 (read_specs): Likewise.
2525 (set_specs): Likewise.
2526 (validate_switches): Likewise.
2527 (validate_switches_from_spec): Likewise.
2528 (validate_all_switches): Pass on user_p parameter.
2529 (struct spec_list): Add user_p field.
2530 (struct switchstr): Add known field.
2531 (save_switch): Add known parameter.
2532 (INIT_STATIC_SPEC): Initialize user_p;
2533 (driver_unknown_option_callbac): call save_switch if
2534 OPT_SPECIAL_unknown.
2535 (driver_handle_option): Propagate OPT_specs.
2536 (do_spec_1): Set validated only if known.
2537 (check_live_switch): Likewise.
2538 (validate_switches): Set validated if known or user_spec.
2540 2012-06-01 Hans-Peter Nilsson <hp@axis.com>
2542 Add CRIS atomic patterns for 1, 2, and 4 bytes.
2543 * config/cris/cris.c (cris_emit_trap_for_misalignment): New function.
2544 * config/cris/cris-protos.h: Declare it.
2545 * config/cris/cris.h [!TARGET_DEFAULT, TARGET_CPU_DEFAULT == 32]
2546 (TARGET_DEFAULT): Add alignment by 32.
2547 [!TARGET_DEFAULT, TARGET_CPU_DEFAULT == 10] (TARGET_DEFAULT): New
2548 case, as TARGET_CPU_DEFAULT == 0 but with alignment as for
2549 TARGET_CPU_DEFAULT == 32.
2550 (TARGET_TRAP_UNALIGNED_ATOMIC): New macro.
2551 * config/cris/cris.md: Include sync.md. Avoid allocating specific
2552 numbers by replacing the define_constants for all UNSPECs with the
2553 equivalent define_c_enum construct.
2554 * config/cris/cris.opt (mtrap-unaligned-atomic): New option.
2555 * config/cris/sync.md: New file.
2557 2012-05-31 Matt Turner <mattst88@gmail.com>
2559 * config/mips/4600.md (r4600_imul_si): Rename from r4600_imul.
2560 (r4600_imul_di): New.
2561 (r4600_idiv_si): Rename from r4600_idiv.
2562 (r4600_idiv_di): New.
2564 2012-05-31 Steven Bosscher <steven@gcc.gnu.org>
2566 * output.h (__gcc_host_wide_int__): Move to hwint.h.
2567 (decl_default_tls_model): Move to tree.h
2568 (dump_file): Move to system.h.
2569 (default_stabs_asm_out_destructor, default_stabs_asm_out_constructor,
2570 dbxout_int, dbxout_stabd, dbxout_begin_stabn, dbxout_begin_stabn_sline,
2571 dbxout_begin_empty_stabs, dbxout_begin_simple_stabs,
2572 dbxout_begin_simple_stabs_desc, dbxout_stab_value_zero,
2573 dbxout_stab_value_zero, dbxout_stab_value_label_diff,
2574 dbxout_stab_value_internal_label,
2575 dbxout_stab_value_internal_label_diff): Move from here ...
2576 * dbxout.h: ... to here.
2577 * system.h (dump_file): Moved here from output.h.
2578 * hwint.h (__gcc_host_wide_int__): Moved here from output.h.
2579 * tree.h (decl_default_tls_model): Moved here from output.h.
2580 * varasm.c (default_stabs_asm_out_destructor,
2581 default_stabs_asm_out_constructor): Move from here ...
2582 * dbxout.c: ... to here.
2584 * gcov-dump.c (dump_file): Rename to dump_gcov_file. Update callers.
2586 * collect2.h (dump_file): Rename to dump_ld_file.
2587 * collect2.c: Likewise.
2588 * tlink.c: Likewise.
2590 * alias.c: Do not include output.h.
2591 * auto-inc-dec.c: Likewise.
2592 * bt-load.c: Likewise.
2593 * caller-save.c: Likewise.
2595 * cfgbuild.c: Likewise.
2596 * cfgcleanup.c: Likewise.
2597 * cfglayout.c: Likewise.
2598 * cfgloop.c: Likewise.
2599 * cfgloopanal.c: Likewise.
2600 * cfgloopmanip.c: Likewise.
2601 * cfgrtl.c: Likewise.
2602 * cgraph.c: Likewise.
2603 * cgraphclones.c: Likewise.
2604 * combine-stack-adj.c: Likewise.
2605 * combine.c: Likewise.
2606 * cprop.c: Likewise.
2608 * cselib.c: Likewise.
2609 * dbgcnt.c: Likewise.
2610 * df-problems.c: Likewise.
2611 * df-scan.c: Likewise.
2612 * dojump.c: Likewise.
2613 * fwprop.c: Likewise.
2615 * graph.c: Likewise.
2616 * haifa-sched.c: Likewise.
2617 * hw-doloop.c: Likewise.
2618 * ipa-inline-transform.c: Likewise.
2619 * ipa-pure-const.c: Likewise.
2620 * ipa-reference.c: Likewise.
2621 * ipa-utils.c: Likewise.
2622 * ira-build.c: Likewise.
2623 * ira-emit.c: Likewise.
2625 * loop-doloop.c: Likewise.
2626 * loop-invariant.c: Likewise.
2627 * loop-iv.c: Likewise.
2628 * loop-unroll.c: Likewise.
2629 * loop-unswitch.c: Likewise.
2630 * lto-cgraph.c: Likewise.
2631 * lto-section-in.c: Likewise.
2632 * lto-streamer-in.c: Likewise.
2634 * mode-switching.c: Likewise.
2635 * postreload-gcse.c: Likewise.
2636 * postreload.c: Likewise.
2637 * predict.c: Likewise.
2638 * profile.c: Likewise.
2640 * reg-stack.c: Likewise.
2641 * regcprop.c: Likewise.
2642 * regmove.c: Likewise.
2643 * regstat.c: Likewise.
2644 * reload1.c: Likewise.
2645 * sched-ebb.c: Likewise.
2646 * sel-sched-dump.c: Likewise.
2647 * simplify-rtx.c: Likewise.
2648 * stor-layout.c: Likewise.
2649 * store-motion.c: Likewise.
2650 * tracer.c: Likewise.
2651 * tree-affine.c: Likewise.
2652 * tree-cfg.c: Likewise.
2653 * tree-cfgcleanup.c: Likewise.
2654 * tree-dfa.c: Likewise.
2655 * tree-into-ssa.c: Likewise.
2656 * tree-nomudflap.c: Likewise.
2657 * tree-optimize.c: Likewise.
2658 * tree-pretty-print.c: Likewise.
2659 * tree-profile.c: Likewise.
2660 * tree-ssa-address.c: Likewise.
2661 * tree-ssa-ccp.c: Likewise.
2662 * tree-ssa-copy.c: Likewise.
2663 * tree-ssa-dom.c: Likewise.
2664 * tree-ssa-loop-ch.c: Likewise.
2665 * tree-ssa-loop-im.c: Likewise.
2666 * tree-ssa-loop-manip.c: Likewise.
2667 * tree-ssa-loop-niter.c: Likewise.
2668 * tree-ssa-loop-prefetch.c: Likewise.
2669 * tree-ssa-loop-unswitch.c: Likewise.
2670 * tree-ssa-loop.c: Likewise.
2671 * tree-ssa-propagate.c: Likewise.
2672 * tree-ssa-structalias.c: Likewise.
2673 * tree-ssa-tail-merge.c: Likewise.
2674 * tree-ssa-threadedge.c: Likewise.
2675 * tree-ssa-threadupdate.c: Likewise.
2676 * tree-ssa-uncprop.c: Likewise.
2677 * tree-ssa-uninit.c: Likewise.
2678 * tree-ssa.c: Likewise.
2679 * value-prof.c: Likewise.
2680 * var-tracking.c: Likewise.
2683 * config/m32r/m32r.c: Include dbxout.h.
2684 * config/pa/pa.c: Likewise.
2685 * config/rs6000/rs6000.c: Likewise.
2687 * Makefile.in: Fix dependencies.
2688 * config/rs6000/t-rs5000: Likewise.
2690 2012-05-31 Aldy Hernandez <aldyh@redhat.com>
2692 * tree-ssa-loop-im.c (execute_sm): Do not check flag_tm.
2693 * gimple.h (block_in_transaction): Check for flag_tm.
2695 2012-05-31 Aldy Hernandez <aldyh@redhat.com>
2697 PR tree-optimization/52558
2698 * cfg.c (alloc_aux_for_edge): Fix comment.
2699 (alloc_aux_for_edge): Remove static.
2700 * basic-block.h (alloc_aux_for_edge): Protoize.
2701 * tree-ssa-loop-im.c (execute_sm_if_changed): New.
2702 (execute_sm_if_changed_flag): New.
2703 (execute_sm_if_changed_flag_set): New.
2704 (execute_sm): Do not generate data races unless requested.
2705 (tree_ssa_lim_initialize): Call alloc_aux_for_edges.
2706 (tree_ssa_lim_finalize): Call free_aux_for_edges.
2707 * gimple.h (block_in_transaction): New.
2708 (gimple_in_transaction): Use block_in_transaction.
2710 2012-05-31 Georg-Johann Lay <avr@gjlay.de>
2713 * config/avr/avr.opt (-msp8): Document it.
2714 * doc/invoke.texi (AVR Options): Ditto. And document related
2717 2012-05-31 Diego Novillo <dnovillo@google.com>
2719 * configure.ac (CXX_FOR_BUILD): Define and substitute.
2720 (BUILD_CXXFLAGS): Define and substitute.
2721 * Makefile.in (BUILD_CXXFLAGS): Define.
2722 (CXX_FOR_BUILD): Define.
2723 (COMPILER_FOR_BUILD): Set to CXX_FOR_BUILD if building with C++.
2724 (LINKER_FOR_BUILD): Likewise.
2725 (BUILD_COMPILERFLAGS): Set to BUILD_CXXFLAGS if building with C++.
2726 (BUILD_LINKERFLAGS): Likewise.
2727 * configure: Regenerate.
2729 2012-05-31 Steven Bosscher <steven@gcc.gnu.org>
2731 * Makefile.in: Fix many dependencies.
2732 * tree-profile.c: Don't include regs.h.
2733 * tree-vectorizer.c: Don't include cfglayout.h.
2734 * tree-vect-stmts.c: Likewise.
2735 * tree-vect-slp.c: Likewise.
2736 * tree-vect-loop.c: Likewise.
2737 * reg-stack.c: Likewise.
2738 * tree-ssa-loop-manip.c: Likewise.
2739 * toplev.c: Likewise.
2740 * varasm.c: Don't include cfglayout.h, basic-block.h,
2741 and tree-iterator.h.
2742 * tree-cfgcleanup.c: Don't include cfglayout.h.
2743 * passes.c: Don't include cfglayout.h, dwarf2asm.h,
2744 dwarf2out.h, dbxout.h, sdbout.h, and xcoffout.h.
2745 * cgraphclones.c: Don't include plugin.h.
2747 2012-05-31 Georg-Johann Lay <avr@gjlay.de>
2749 * config/avr/t-avr: Correct avr-mmcu.texi dependencies.
2750 (s-avr-mmcu-texi): Don't sed on gen-avr-mmcu-texi output.
2751 * doc/avr-mmcu.texi (svn:eol-style): Set to native.
2753 2012-05-31 Richard Guenther <rguenther@suse.de>
2755 * tree-loop-distribution.c (struct partition_s): New struct,
2756 typedef and vector type.
2757 (partition_alloc, partition_free): New functions.
2758 (generate_loops_for_partition, generate_builtin,
2759 generate_code_for_partition, rdg_flag_uses, rdg_flag_vertex,
2760 rdg_flag_vertex_and_dependent, rdg_flag_loop_exits,
2761 build_rdg_partition_for_component, can_generate_builtin,
2762 similar_memory_accesses, fuse_partitions_with_similar_memory_accesses,
2763 rdg_build_partitions, dump_rdg_partitions, debug_rdg_partitions,
2764 number_of_rw_in_partition, partition_contains_all_rw,
2765 ldist_gen): Use partition_t instead of bitmap.
2767 2012-05-31 Georg-Johann Lay <avr@gjlay.de>
2769 * config/avr/gen-avr-mmcu-texi.c: Sort MCUs.
2770 * doc/avr-mmcu.texi: Regenerate.
2772 2012-05-31 Richard Guenther <rguenther@suse.de>
2774 * tree-loop-distribution.c (stmt_has_scalar_dependences_outside_loop):
2775 Use FOR_EACH_SSA_DEF_OPERAND.
2776 (generate_builtin): Adjust.
2777 (stmt_generated_in_another_partition): Remove.
2778 (add_scalar_computations_to_partition): Likewise.
2779 (rdg_build_partitions): Do not call
2780 add_scalar_computations_to_partition.
2782 2012-05-31 Eric Botcazou <ebotcazou@adacore.com>
2784 * tree-dfa.c (get_ref_base_and_extent): Compute the offset using
2785 double ints throughout.
2786 * tree-sra.c (build_user_friendly_ref_for_offset) <RECORD_TYPE>:
2787 Check that the position of the field is representable as an integer.
2789 2012-05-31 Richard Guenther <rguenther@suse.de>
2791 * tree-data-ref.c (dr_analyze_innermost): Properly convert
2792 the MEM_REF offset to sizetype.
2794 2012-05-31 Georg-Johann Lay <avr@gjlay.de>
2796 * doc/invoke.texi (AVR Options): Fix typos.
2798 2012-05-31 Hans-Peter Nilsson <hp@axis.com>
2800 * config/cris/cris.h (CC1_SPEC): Pass through all -march=
2802 (ASM_SPEC): Ditto, not just -march=v32, but translate non-v10,
2803 non-v32 into --march=v0_v10.
2805 2012-05-31 Richard Sandiford <rdsandiford@googlemail.com>
2807 * ira-int.h (target_ira_int): Rename x_move_cost to
2808 x_ira_register_move_cost, x_may_move_in_cost to
2809 x_ira_may_move_in_cost and x_may_move_out_cost to
2810 x_ira_may_move_out_cost. Delete the old fields with
2811 those names and also x_ira_max_register_move_cost,
2812 x_ira_max_may_move_in_cost and x_ira_max_may_move_out_cost.
2813 (move_cost, may_move_in_cost, may_move_out_cost)
2814 (ira_max_register_move_cost, ira_max_may_move_in_cost)
2815 (ira_max_may_move_out_cost): Delete.
2816 * ira.c (init_move_cost): Rename to...
2817 (ira_init_register_move_cost): ...this, deleting the old
2818 function with that name. Apply above variable renamings.
2819 Retain asserts for null fields.
2820 (ira_init_once): Don't initialize register move costs here.
2821 (free_register_move_costs): Apply above variable renamings.
2822 Remove code for deleted fields.
2824 2012-05-31 Richard Sandiford <rdsandiford@googlemail.com>
2826 * ira.c (init_move_cost): Adjust choice of subclasses to match
2827 the current ira_init_register_move_cost choice. Use
2828 ira_class_subset_p instead of reg_class_subset_p.
2829 (ira_init_register_move_cost): Assert that move_cost,
2830 may_move_in_cost and may_move_out_cost already hold the desired
2831 values for their ira_* equivalents. For the latter two,
2832 ignore classes that can't store a register of the given mode.
2834 2012-05-31 Richard Sandiford <rdsandiford@googlemail.com>
2836 * ira.c (setup_allocno_and_important_classes): Use
2837 ira_class_hard_regs_num to check whether a class has any
2838 allocatable registers.
2839 (ira_init_register_move_cost): Likewise.
2841 2012-05-31 Richard Sandiford <rdsandiford@googlemail.com>
2843 * ira.c (init_move_cost): Adjust local variable names to match
2844 file conventions. Use ira_assert instead of gcc_assert.
2846 2012-05-31 Richard Sandiford <rdsandiford@googlemail.com>
2848 * regs.h (move_table, move_cost, may_move_in_cost, may_move_out_cost):
2849 Move these definitions and associated target_globals fields to...
2850 * ira-int.h: ...here.
2851 * rtl.h (init_move_cost): Delete.
2852 * reginfo.c (last_mode_for_init_move_cost, init_move_cost): Move to...
2853 * ira.c: ...here, making the latter static.
2855 2012-05-31 Richard Sandiford <rdsandiford@googlemail.com>
2857 * ira-costs.c (copy_cost): Use ira_init_register_move_cost_if_necessary
2858 and ira_register_move_cost instead of init_move_cost and move_cost.
2860 2012-05-31 Richard Sandiford <rdsandiford@googlemail.com>
2862 * ira.h (target_ira): Delete x_ira_available_class_regs.
2863 (ira_available_class_regs): Delete.
2864 * ira.c (setup_available_class_regs): Delete.
2865 (setup_alloc_classes): Don't call it.
2866 (setup_pressure_classes): Use ira_class_hard_regs_num instead of
2867 ira_available_class_regs.
2868 * haifa-sched.c (print_curr_reg_pressure, setup_insn_reg_pressure_info)
2869 (model_spill_cost): Likewise.
2870 * ira-build.c (low_pressure_loop_node_p): Likewise.
2871 * ira-color.c (color_pass): Likewise.
2872 * ira-emit.c (change_loop): Likewise.
2873 * ira-lives.c (inc_register_pressure, dec_register_pressure)
2874 (single_reg_class, ira_implicitly_set_insn_hard_regs)
2875 (process_bb_node_lives): Likewise.
2876 * loop-invariant.c (gain_for_invariant): Likewise.
2878 2012-05-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2881 * config/pa/pa.c (TARGET_SECTION_TYPE_FLAGS): Define.
2882 (pa_section_type_flags): New.
2883 (pa_legitimate_constant_p): Revert previous change.
2885 2012-05-30 Steven Bosscher <steven@gcc.gnu.org>
2887 * ira.c (allocate_initial_values): Make static.
2889 2012-05-30 Uros Bizjak <ubizjak@gmail.com>
2891 * config/i386/i386.c (legitimize_tls_address) <TLS_MODEL_INITIAL_EXEC>:
2892 Generate tls_initial_exec_64_sun only when !TARGET_X32.
2894 2012-05-30 Richard Guenther <rguenther@suse.de>
2897 * fold-const.c (fold_binary_loc): Make sure to call
2898 fold_plusminus_mult_expr with the original sign of operands.
2900 2012-05-30 Steven Bosscher <steven@gcc.gnu.org>
2902 * Makefile.in: Fix many dependencies.
2903 (DWARF2_H): Depend on dwarf2.def.
2904 (RTL_ERROR_H): Depend on rtl-error.h.
2905 (TREE_PRETTY_PRINT_H, GIMPLE_PRETTY_PRINT_H): New. Replace
2906 all gimple-pretty-print.h and tree-pretty-print.h references.
2908 2012-05-30 Marc Glisse <marc.glisse@inria.fr>
2910 * simplify-rtx.c (simplify_binary_operation_1): Optimize shuffle of
2913 2012-05-30 Richard Guenther <rguenther@suse.de>
2916 * tree-emutls.c (gen_emutls_addr): Do not add globals to
2919 2012-05-30 Eric Botcazou <ebotcazou@adacore.com>
2921 * explow.c (probe_stack_range): Restore simple control flow and stop
2922 again when the probe cannot be generated if HAVE_check_stack.
2924 2012-05-30 Jakub Jelinek <jakub@redhat.com>
2926 PR rtl-optimization/53519
2927 * combine.c (simplify_shift_const_1) <case NOT>: Use constm1_rtx
2928 instead of GEN_INT (GET_MODE_MASK (mode)) as second operand of XOR.
2930 2012-05-30 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
2932 * config/arm/arm.c (arm_evpc_neon_vrev): Adjust off by one error.
2934 2012-05-29 Jack Howarth <howarth@bromo.med.uc.edu>
2937 * doc/tm.texi: Update.
2938 * doc/tm.texi.in (SDB and DWARF) <TARGET_FORCE_AT_COMP_DIR>: Add @hook.
2939 * target.def (force_at_comp_dir): New hook.
2940 * config/darwin.h (TARGET_FORCE_AT_COMP_DIR): Define.
2941 * dwarf2out.c (dwarf2out_finish): Check targetm.force_at_comp_dir.
2943 2012-05-29 Jack Howarth <howarth@bromo.med.uc.edu>
2945 * config/darwin.h (STARTFILE_SPEC): Do not use -lbundle1.o when
2947 (DARWIN_DYLIB1_SPEC): Do not use -ldylib1.10.5.o when Darwin >= 10.
2948 (DARWIN_CRT1_SPEC): Use -lcrt1.10.6.o when Darwin >= 10.
2950 2012-05-29 Oleg Endo <olegendo@gcc.gnu.org>
2953 * config/sh/sh.c (sh_option_override): Set TARGET_FMAC if
2954 flag_unsafe_math_optimizations is set.
2955 * doc/invoke.texi (SH Options): Add -mno-fused-madd description.
2956 Update description of -mfused-madd.
2958 2012-05-29 Oleg Endo <olegendo@gcc.gnu.org>
2961 * config/sh/predicates.md (atomic_arith_operand,
2962 atomic_logical_operand): New predicates.
2963 * config/sh/sh.c (sh_option_override): Check atomic options.
2964 * config/sh/sh.h (TARGET_ANY_ATOMIC, UNSUPPORTED_ATOMIC_OPTIONS,
2965 UNSUPPORTED_HARD_ATOMIC_CPU): New macros.
2966 (DRIVER_SELF_SPECS): Use UNSUPPORTED_ATOMIC_OPTIONS and
2967 UNSUPPORTED_HARD_ATOMIC_CPU.
2968 * config/sh/sync.md: Update description comments.
2969 (I12): New mode iterator.
2970 (fetchop_predicate, fetchop_constraint): New code attributes.
2971 (atomic_compare_and_swapsi_hard, atomic_compare_and_swap<mode>_hard,
2972 atomic_exchangesi_hard, atomic_exchange<mode>_hard,
2973 atomic_fetch_<fetchop_name>si_hard,
2974 atomic_fetch_<fetchop_name><mode>_hard,
2975 atomic_fetch_nandsi_hard, atomic_fetch_nand<mode>_hard,
2976 atomic_<fetchop_name>_fetchsi_hard,
2977 atomic_<fetchop_name>_fetch<mode>_hard,
2978 atomic_nand_fetchsi_hard, atomic_nand_fetch<mode>_hard,
2979 atomic_test_and_set_hard): New insns.
2980 (atomic_compare_and_swap<mode>_soft, atomic_exchange<mode>_soft,
2981 atomic_fetch_<fetchop_name><mode>_soft, atomic_fetch_nand<mode>_soft,
2982 atomic_<fetchop_name>_fetch<mode>_soft, atomic_nand_fetch<mode>_soft,
2983 atomic_test_and_set_soft): Use same formatting for the first line of
2984 the asm block as in new insns above.
2985 (atomic_compare_and_swap<mode>, atomic_exchange<mode>,
2986 atomic_fetch_<fetchop_name><mode>, atomic_<fetchop_name>_fetch<mode>,
2987 atomic_test_and_set): Integrate new *_hard insns into expanders.
2988 * config/sh/sh.opt (mhard-atomic): New option.
2989 * doc/invoke.texi (SH Options): Document it.
2991 2012-05-29 Meador Inge <meadori@codesourcery.com>
2993 * c-decl.c (c_push_function_context): Always create a new language
2995 (c_pop_function_context): Clear the language function created in
2996 c_push_function_context.
2998 2012-05-29 Matt Turner <mattst88@gmail.com>
3000 * config/alpha/ev6.md: (define_bypass "ev6_fmul,ev6_fadd"): New.
3001 (define_bypass "ev6_fcmov"): New.
3003 2012-05-29 Steven Bosscher <steven@gcc.gnu.org>
3005 * integrate.c: Remove.
3006 * integrate.h: Remove.
3007 * Makefile.in: Remove make rules for integrate.c and INTEGRATE_H.
3008 * config/arm/t-arm: Remove INTEGRATE_H dependency for target files.
3009 * config/rs6000/t-rs6000: Likewise
3010 * config/spu/t-spu-elf: Likewise.
3011 * function.h (get_hard_reg_initial_val, has_hard_reg_initial_val,
3012 get_hard_reg_initial_reg, emit_initial_value_sets): Move prototypes
3013 from integrate.h to here.
3014 (initial_value_entry): New prototype.
3015 * reload.h (allocate_initial_values): Remove prototype.
3016 * tree.h (set_decl_abstract_flags, set_decl_origin_self): Likewise.
3017 * cse.c (fixed_base_plus_p): Don't handle virtual registers for
3019 * dwarf2out.c (set_decl_origin_self, set_block_origin_self,
3020 set_decl_abstract_flags, set_block_abstract_flags): Move from
3021 integrate.c to here, the only user.
3022 * expmed.c (extract_fixed_bit_field): Remove outdated comment
3024 * function.c: Don't include integrate.h.
3025 (struct initial_value_pair, struct initial_value_struct,
3026 get_hard_reg_initial_val, has_hard_reg_initial_val,
3027 get_hard_reg_initial_reg, emit_initial_value_sets): Move from
3028 integrate.c to here.
3029 (initial_value_entry): New function.
3030 * genemit.c (main): Don't print integrate.h include line.
3031 * ira.c: Don't include integrate.h.
3032 (allocate_initial_values): Move from integrate.c to here.
3033 (ira): Update allocate_initial_values call.
3034 * tree-inline.c: Don't include integrate.h.
3035 (function_attribute_inlinable_p): Moved from integrate.c to here.
3036 * cfgexpand.c: Don't include integrate.h.
3037 * except.c: Likewise.
3038 * langhooks.c: Likewise.
3039 * passes.c: Likewise.
3040 * toplev.c: Likewise.
3041 * config/frv/frv.c: Likewise.
3042 * config/pa/pa.c: Likewise.
3043 * config/spu/spu.c: Likewise.
3044 * config/epiphany/epiphany.c: Likewise.
3045 * config/mep/mep.c: Likewise.
3046 * config/score/score.c: Likewise.
3047 * config/picochip/picochip.c: Likewise.
3048 * config/sh/sh.c: Likewise.
3049 * config/alpha/alpha.c: Likewise.
3050 * config/microblaze/microblaze.c: Likewise.
3051 * config/mips/mips.c: Likewise.
3052 * config/v850/v850.c: Likewise.
3053 * config/mmix/mmix.c: Likewise.
3054 * config/bfin/bfin.c: Likewise.
3055 * config/arm/arm.c: Likewise.
3056 * config/s390/s390.c: Likewise.
3057 * config/m32r/m32r.c: Likewise.
3058 * config/rs6000/rs6000.c: Likewise.
3059 * config/c6x/c6x.c: Include function.h instead of integrate.h.
3060 * config/tilegx/tilegx.c: Likewise.
3061 * config/tilepro/tilepro.c: Likewise.
3063 2012-05-29 Georg-Johann Lay <avr@gjlay.de>
3065 * config/avr/t-avr (s-avr-mmcu-texi): Call
3066 gen-avr-mmcu-texi$(build_exeext) via ./ and don't assume . is in PATH.
3068 2012-05-29 Michael Matz <matz@suse.de>
3070 * rtl.h (assign_stack_temp, assign_stack_temp_for_type,
3071 assign_temp): Remove 'keep' argument.
3072 (mark_temp_addr_taken): Remove prototype.
3073 * tree.h (expand_decl): Remove prototype.
3074 * function.c (struct temp_slot): Remove addr_taken and keep member.
3075 (assign_stack_temp_for_type) Don't initialize above, remove
3077 (assign_stack_temp, assign_temp): Remove keep argument.
3078 (mark_temp_addr_taken): Remove.
3079 (preserve_temp_slots): Remove handling of addr_taken and keep members.
3080 (free_temp_slots): Ditto.
3081 * expr.c (expand_expr_real_1 <COMPOUND_LITERAL_EXPR>): Remove
3083 * stmt.c (expand_asm_operands): Remove dead code.
3084 (expand_decl): Remove.
3085 * c-decl.c (finish_struct): Don't call expand_decl.
3086 * builtins.c (expand_builtin_cexpi): Adjust calls to assign_temp
3087 and assign_stack_temp.
3088 * calls.c (save_fixed_argument_area, initialize_argument_information,
3089 expand_call, emit_library_call_value_1, store_one_arg): Ditto.
3090 * expmed.c (extract_bit_field_1): Ditto.
3091 * expr.c (emit_group_load_1, emit_group_store,
3092 copy_blkmode_from_reg, emit_push_insn, expand_assignment,
3093 store_field, expand_constructor, expand_cond_expr_using_cmove,
3094 expand_expr_real_2, expand_expr_real_1): Ditto.
3095 * stmt.c (expand_asm_operands, expand_return): Ditto.
3097 * function.c (pop_temp_slots): Call free_temp_slots.
3098 * calls.c (store_one_arg): Don't call preserve_temp_slots or
3100 * expr.c (expand_assignment): Don't call free_temp_slots.
3102 * config/arm/arm.c (neon_expand_vector_init): Ditto.
3103 * config/i386/i386.c (ix86_expand_vector_set): Ditto.
3104 (ix86_expand_vector_extract): Ditto.
3105 * config/ia64/ia64.c (spill_xfmode_rfmode_operand,
3106 ia64_expand_movxf_movrf): Ditto.
3107 * config/mips/mips.c (mips_expand_vi_general): Ditto.
3108 * config/mmix/mmix.md (floatdisf2, floatunsdisf2, truncdfsf2,
3109 extendsfdf2): Ditto.
3110 * config/rs6000/rs6000.c (rs6000_expand_vector_init,
3111 rs6000_expand_vector_set, rs6000_expand_vector_extract,
3112 rs6000_allocate_stack_temp): Ditto.
3113 * config/rs6000/rs6000.md (fix_trunctfsi2_fprs): Ditto.
3114 * config/sparc/sparc.c (emit_soft_tfmode_libcall,
3115 sparc_emit_float_lib_cmp, sparc_emit_float_lib_cmp,
3116 sparc_expand_vector_init): Ditto.
3118 2012-05-29 Michael Matz <matz@suse.de>
3120 * c-tree.h (c_expand_decl): Remove prototype.
3122 * expr.c (expand_expr_real_1 <normal_inner_ref>): Don't allocate
3124 (expand_expr_real_1 <COMPOUND_LITERAL_EXPR>): Make unreachable.
3125 * gimple-fold.c (canonicalize_constructor_val): Canonicalize
3126 COMPOUND_LITERAL_EXPR.
3127 * function.c (expand_function_start): Don't call expand_decl,
3128 instead assert that we have RTL assigned.
3129 * tree-ssa-live.c (remove_unused_locals): Clear
3130 nonlocal_goto_save_area if its backing variable is removed.
3131 * stmt.c (expand_asm_operands): Remove handling of non-lvalues
3133 (expand_decl): Assert that this does nothing.
3134 * calls.c (expand_call): Don't call mark_temp_addr_taken.
3136 2012-05-29 Richard Guenther <rguenther@suse.de>
3138 PR tree-optimization/53516
3139 * tree-data-ref.c (stmt_with_adjacent_zero_store_dr_p): Reject
3141 * tree-vect-data-refs.c (vect_analyze_data_refs): Likewise.
3143 2012-05-29 Joseph Myers <joseph@codesourcery.com>
3145 * LANGUAGES: Fix typos.
3146 * Makefile.in: Fix typos.
3147 * alias.c: Fix typos.
3148 * auto-inc-dec.c: Fix typos.
3149 * bb-reorder.c: Fix typos.
3150 * cfgcleanup.c: Fix typos.
3151 * cgraph.c: Fix typos.
3152 * cgraph.h: Fix typos.
3153 * cgraphunit.c: Fix typos.
3154 * collect2-aix.h: Fix typos.
3155 * collect2.c: Fix typos.
3156 * compare-elim.c: Fix typos.
3157 * config/alpha/vms.h: Fix typos.
3158 * config/arm/README-interworking: Fix typos.
3159 * config/arm/arm.c: Fix typos.
3160 * config/arm/iterators.md: Fix typos.
3161 * config/arm/vxworks.h: Fix typos.
3162 * config/avr/avr.c: Fix typos.
3163 * config/avr/avr.h: Fix typos.
3164 * config/avr/avr.md: Fix typos.
3165 * config/avr/builtins.def: Fix typos.
3166 * config/c6x/c6x.c: Fix typos.
3167 * config/cr16/cr16.c: Fix typos.
3168 * config/cr16/cr16.md: Fix typos.
3169 * config/cris/cris.md: Fix typos.
3170 * config/darwin.c: Fix typos.
3171 * config/darwin.opt: Fix typos.
3172 * config/i386/i386-c.c: Fix typos.
3173 * config/i386/i386.c: Fix typos.
3174 * config/ia64/ia64.c: Fix typos.
3175 * config/m68k/cf.md: Fix typos.
3176 * config/mep/mep.c: Fix typos.
3177 * config/microblaze/microblaze.c: Fix typos.
3178 * config/microblaze/microblaze.h: Fix typos.
3179 * config/mn10300/mn10300.c: Fix typos.
3180 * config/mn10300/mn10300.md: Fix typos.
3181 * config/pa/pa.c: Fix typos.
3182 * config/picochip/picochip.h: Fix typos.
3183 * config/rs6000/a2.md: Fix typos.
3184 * config/rs6000/rs6000.c: Fix typos.
3185 * config/rs6000/vector.md: Fix typos.
3186 * config/rx/rx.md: Fix typos.
3187 * config/rx/rx.opt: Fix typos.
3188 * config/s390/2097.md: Fix typos.
3189 * config/s390/s390.c: Fix typos.
3190 * config/s390/s390.h: Fix typos.
3191 * config/sh/sh.c: Fix typos.
3192 * config/sh/sh.md: Fix typos.
3193 * config/sparc/sync.md: Fix typos.
3194 * config/spu/spu.c: Fix typos.
3195 * config/spu/spu.md: Fix typos.
3196 * config/vms/vms.c: Fix typos.
3197 * config/vxworks-dummy.h: Fix typos.
3198 * config/vxworks.h: Fix typos.
3199 * cselib.c: Fix typos.
3200 * df-scan.c: Fix typos.
3202 * doc/extend.texi: Fix typos.
3203 * doc/install.texi: Fix typos.
3204 * doc/invoke.texi: Fix typos.
3205 * doc/md.texi: Fix typos.
3206 * doc/plugins.texi: Fix typos.
3207 * doc/rtl.texi: Fix typos.
3209 * dwarf2asm.c: Fix typos.
3210 * dwarf2out.c: Fix typos.
3211 * except.h: Fix typos.
3212 * expr.c: Fix typos.
3213 * fold-const.c: Fix typos.
3215 * gcse.c: Fix typos.
3216 * genautomata.c: Fix typos.
3217 * gengtype-state.c: Fix typos.
3218 * gengtype.c: Fix typos.
3219 * genhooks.c: Fix typos.
3220 * gimple-fold.c: Fix typos.
3221 * gimple-pretty-print.c: Fix typos.
3222 * gimple.c: Fix typos.
3223 * gimple.h: Fix typos.
3224 * gimplify.c: Fix typos.
3225 * graphite-interchange.c: Fix typos.
3226 * graphite-sese-to-poly.c: Fix typos.
3227 * ifcvt.c: Fix typos.
3228 * input.c: Fix typos.
3229 * ipa-cp.c: Fix typos.
3230 * ipa-inline-analysis.c: Fix typos.
3231 * ipa-inline-transform.c: Fix typos.
3232 * ipa-inline.c: Fix typos.
3233 * ipa-pure-const.c: Fix typos.
3234 * ipa-ref.h: Fix typos.
3235 * ipa-reference.c: Fix typos.
3236 * ipa-utils.c: Fix typos.
3238 * ira-emit.c: Fix typos.
3239 * ira-lives.c: Fix typos.
3240 * lto-streamer.c: Fix typos.
3241 * lto-streamer.h: Fix typos.
3242 * lto-wrapper.c: Fix typos.
3244 * mode-switching.c: Fix typos.
3245 * modulo-sched.c: Fix typos.
3246 * plugin.c: Fix typos.
3247 * postreload.c: Fix typos.
3248 * sched-deps.c: Fix typos.
3249 * sel-sched-ir.c: Fix typos.
3250 * sel-sched-ir.h: Fix typos.
3251 * sel-sched.c: Fix typos.
3252 * sese.c: Fix typos.
3253 * stor-layout.c: Fix typos.
3254 * target-hooks-macros.h: Fix typos.
3255 * target.def: Fix typos.
3256 * trans-mem.c: Fix typos.
3257 * tree-eh.c: Fix typos.
3258 * tree-predcom.c: Fix typos.
3259 * tree-sra.c: Fix typos.
3260 * tree-ssa-address.c: Fix typos.
3261 * tree-ssa-loop-ivopts.c: Fix typos.
3262 * tree-ssa-loop-niter.c: Fix typos.
3263 * tree-ssa-math-opts.c: Fix typos.
3264 * tree-ssa-pre.c: Fix typos.
3265 * tree-ssa-propagate.c: Fix typos.
3266 * tree-ssa-reassoc.c: Fix typos.
3267 * tree-ssa-sccvn.c: Fix typos.
3268 * tree-ssa-ter.c: Fix typos.
3269 * tree-ssa-uninit.c: Fix typos.
3270 * tree-ssanames.c: Fix typos.
3271 * tree-vect-generic.c: Fix typos.
3272 * tree-vect-slp.c: Fix typos.
3273 * tree.c: Fix typos.
3274 * tree.h: Fix typos.
3275 * varasm.c: Fix typos.
3276 * varpool.c: Fix typos.
3278 2012-05-29 Joseph Myers <joseph@codesourcery.com>
3280 * doc/include/texinfo.tex: Update to version 2012-05-16.16.
3282 2012-05-29 Richard Guenther <rguenther@suse.de>
3284 * tree-dfa.c (find_vars_r): Do not call add_referenced_vars
3286 (add_referenced_var_1): Re-organize. Assert we are not
3288 (remove_referenced_var): Likewise.
3289 * varpool.c (add_new_static_var): Use create_tmp_var_raw.
3290 * tree-mudflap.c (execute_mudflap_function_ops): Do not
3291 call add_referenced_var on globals.
3292 * matrix-reorg.c (transform_access_sites): Likewise.
3294 2012-05-29 Steven Bosscher <steven@gcc.gnu.org>
3296 * alias.c (reg_known_value): Make this a VEC.
3297 (reg_known_equiv_p): Make this an sbitmap.
3298 (reg_known_value_size): Remove.
3299 (get_reg_known_value, set_reg_known_value, get_reg_known_equiv_p,
3300 set_reg_known_equiv_p): Update for reg_known_value and
3301 reg_known_value_size data structure change.
3302 (init_alias_analysis, end_alias_analysis): Likewise.
3304 2012-05-29 Jakub Jelinek <jakub@redhat.com>
3307 * input.c (read_line): Use XRESIZEVEC instead of XNEWVEC
3308 to avoid leaking memory. No need to handle memory allocation
3309 failure. Double string_len on each reallocation instead of adding 2.
3310 * gcov.c (read_line): Likewise.
3312 2012-05-29 Hans-Peter Nilsson <hp@axis.com>
3314 * config/cris/cris.h (TARGET_HAS_BREAK, TARGET_TRAP_USING_BREAK8):
3316 * config/cris/cris.md ("trap"): Define, enabled for
3317 TARGET_TRAP_USING_BREAK8.
3318 * config/cris/cris.opt (mtrap-using-break8): New option.
3320 2012-05-28 Paolo Carlini <paolo.carlini@oracle.com>
3323 * doc/invoke.texi: Document -Wmissing-braces not enabled by -Wall
3326 2012-05-28 Hans-Peter Nilsson <hp@axis.com>
3328 * doc/md.texi (stack_protect_test): Remove negation of branch to label.
3329 (Standard Names): Fix typos in documentation of atomic patterns.
3331 2012-05-27 Nathan Sidwell <nathan@acm.org>
3333 * tree.c (build_constructor): Propagate TREE_SIDE_EFFECTS.
3335 2012-05-26 Jason Merrill <jason@redhat.com>
3338 * c-typeck.c (array_to_pointer_conversion): Give -Wc++-compat warning
3339 about array compound literals.
3341 2012-05-26 Eric Botcazou <ebotcazou@adacore.com>
3343 * cfgcleanup.c (try_optimize_cfg): Do not delete forwarder blocks
3344 if CLEANUP_NO_INSN_DEL.
3345 * cfgrtl.c (unique_locus_on_edge_between_p): New function extracted
3346 from cfg_layout_merge_blocks.
3347 (emit_nop_for_unique_locus_between): New function.
3348 (rtl_merge_blocks): Invoke emit_nop_for_unique_locus_between.
3349 (cfg_layout_merge_blocks): Likewise.
3351 2012-05-26 Dimitrios Apostolou <jimis@gmx.net>
3352 Paolo Bonzini <bonzini@gnu.org>
3354 * df-scan.c (df_def_record_1): Assert a parallel must contain an
3355 EXPR_LIST at this point. Receive the LOC and move its extraction...
3356 (df_defs_record): ... here. Change if-else to a switch statement.
3357 (df_find_hard_reg_defs, df_find_hard_reg_defs_1): New.
3358 (df_get_call_refs): Changed defs_generated from bitmap to HARD_REG_SET
3359 and compute it from df_find_hard_reg_defs(). Record DF_REF_BASE
3360 DEFs in REGNO order. Use HARD_REG_SET instead of bitmap for
3361 regs_invalidated_by_call.
3362 (df_insn_refs_collect): Record DF_REF_REGULAR DEFs after
3365 2012-05-25 Eric Botcazou <ebotcazou@adacore.com>
3368 * tree-inline.c (remap_gimple_op_r): Fix handling of FIELD_DECL.
3369 * tree.c (RETURN_TRUE_IF_VAR): Do not return true for PLACEHOLDER_EXPR.
3371 2012-05-25 Michael Meissner <meissner@linux.vnet.ibm.com>
3373 * config/rs6000/t-linux64: Delete the 32-bit multilib that uses
3374 software floating point emulation. No longer build the multilibs
3375 with -mstrict-align.
3377 2012-05-25 Aldy Hernandez <aldyh@redhat.com>
3380 * trans-mem.c (ipa_tm_create_version_alias): Output new_node if
3381 accessed indirectly.
3382 (ipa_tm_create_version): Same.
3384 2012-05-25 Uros Bizjak <ubizjak@gmail.com>
3387 * config/i386/i386.c (ix86_print_operand) <case 'O'>: Print '.' here.
3388 <case 'C', case 'c', case 'F', case 'f'>: Print '.' only for C and c.
3390 2012-05-25 Alexander Ivchenko <alexander.ivchenko@intel.com>
3393 * config/i386/i386.c (ix86_expand_vec_perm): Use correct op.
3394 (ix86_expand_vec_perm): Use int mode instead of float.
3395 (expand_vec_perm_pshufb): Remove handling of useseless type
3398 2012-05-25 Eric Botcazou <ebotcazou@adacore.com>
3401 * config.gcc (i[34567]86-*-mingw* | x86_64-*-mingw*): Set gas and
3402 gnu_ld variables to yes.
3403 * configure.ac (HAVE_GNU_LD): Move to after config.gcc inclusion.
3404 (HAVE_GNU_AS): Likewise.
3405 * config.in: Regenerate.
3406 * configure: Likewise.
3408 2012-05-25 Tristan Gingold <gingold@adacore.com>
3410 * config/i386/i386.c (struct ix86_frame): Remove unused frame field.
3411 (ix86_compute_frame_layout): Fix type of stack_alignment_needed
3412 and preferred_alignment.
3414 2012-05-25 Tristan Gingold <gingold@adacore.com>
3416 * common/config/ia64/ia64-common.c (ia64_except_unwind_info): Fix typo.
3418 2012-05-25 Thomas Schwinge <thomas@codesourcery.com>
3420 * fold-const.c (optimize_bit_field_compare): Abort early in the strict
3421 volatile bitfields case.
3423 2012-05-24 Pat Haugen <pthaugen@us.ibm.com>
3425 * config/rs6000/rs6000.c (rs6000_option_override_internal): Change
3426 rs6000_sched_costly_dep default to true_store_to_load_dep_costly.
3427 (adjacent_mem_locations): Move some code to and call...
3428 (get_memref_parts): ...new function.
3429 (mem_locations_overlap): New function.
3430 (rs6000_adjust_priority): Adjust calls to is_load_insn/is_store_insn.
3431 (is_mem_ref): Rename to...
3432 (find_mem_ref): ...this. Return MEM rtx.
3433 (get_store_dest): Remove function.
3434 (is_load_insn1, is_load_insn, is_store_insn1, is_store_insn): Add
3435 new parameter and adjust calls.
3436 (rs6000_is_costly_dependence): Update calls for extra arg. Make sure
3437 mem refs overlap for true_store_to_load_dep_costly.
3438 (rs6000_sched_reorder2): Update calls for extra arg. Adjust args
3439 passed to adjacent_mem_locations.
3440 (is_costly_group): Walk resolved dependency list.
3441 (force_new_group): Emit group ending nop for Power6/Power7.
3442 * config/rs6000/rs6000.md (UNSPEC_GRP_END_NOP): New enum value.
3443 (group_ending_nop): New define_insn.
3445 2012-05-24 Dodji Seketeli <dodji@redhat.com>
3447 Make unwound macro expansion trace less redundant
3448 * tree-diagnostic.c (maybe_unwind_expanded_macro_loc): Don't print
3449 context of macro definition in the trace, when it's redundant.
3452 2012-05-24 Richard Guenther <rguenther@suse.de>
3455 * tree-profile.c (tree_profiling): Cleanup the CFG if
3456 execute_fixup_cfg requests it.
3458 2012-05-24 Richard Guenther <rguenther@suse.de>
3460 * tree-flow.h (create_var_ann): Remove.
3461 * tree-dfa.c (create_var_ann): Remove and inline into its
3463 (add_referenced_var_1): ... here.
3464 * varpool.c (add_new_static_var): Do not call add_referenced_var
3466 * gimple-fold.c (canonicalize_constructor_val): Likewise.
3467 * tree-switch-conversion.c (build_one_array): Likewise.
3468 * tree-profile.c (gimple_gen_ic_profiler): Likewise.
3469 * tree-flow-inline.h (gimple_referenced_vars): Guard against
3471 * tree-inline.c (remap_gimple_op_r): Likewise. Check
3472 gimple_referenced_vars instead of gimple_in_ssa_p.
3473 (copy_tree_body_r): Likewise.
3474 (setup_one_parameter): Likewise.
3475 (declare_return_variable): Likewise.
3476 (tree_function_versioning): Likewise.
3478 2012-05-24 Jakub Jelinek <jakub@redhat.com>
3480 PR tree-optimization/53465
3481 * tree-vrp.c (extract_range_from_cond_expr): First copy_value_range
3482 vr0 into *vr, then vrp_meet that.
3483 (vrp_meet): If one vr type is VR_UNDEFINED, ensure the result doesn't
3484 have any equivalences.
3485 (vrp_visit_phi_node): Call copy_value_range instead of vrp_meet the
3488 2012-05-24 Jim MacArthur <jim.macarthur@arm.com>
3490 * recog.c (reg_fits_class_p): Check both regno and regno + offset are
3492 * regs.h (in_hard_reg_set_p): Assert that regno is a hard register and
3493 check end_regno - 1 is a hard register.
3495 2012-05-24 Richard Guenther <rguenther@suse.de>
3497 * varpool.c (add_new_static_var): Remove call to create_var_ann.
3498 * tree-ssa-operands.c (create_vop_var): Likewise.
3500 2012-05-24 Richard Guenther <rguenther@suse.de>
3503 * tree-ssa-live.c (remove_unused_scope_block_p): Properly
3505 (remove_unused_locals): Pass global_unused_vars to
3506 remove_unused_scope_block_p. Restore code walking all
3507 referenced vars and pruning them.
3509 2012-05-23 Jan Hubicka <jh@suse.cz>
3511 * tree.h (alias_diag_flags): Remove.
3512 (alias_pair): Remove emitted_diags.
3513 (finish_aliases_1, finish_aliases_2, remove_unreachable_alias_pairs,
3514 symbol_alias_set_t, symbol_alias_set_destroy,
3515 symbol_alias_set_contains, propagate_aliases_backward): Remove.
3516 * toplev.c (compile_file): Do not call finish_aliases_2
3517 * cgraphunit.c (cgraph_process_new_functions): Do not call
3519 (handle_alias_pairs): Output diagnostics about aliases to externals.
3520 (assemble_thunks_and_aliases): Use do_assemble_alias.
3521 (output_weakrefs): Likewise.
3522 (finalize_compilation_unit): Do not call finish_aliases_1.
3523 * ipa.c (symtab_remove_unreachable_nodes): De not call
3524 remove_unreachable_alias_pairs.
3525 * varasm.c (do_assemble_alias): Export.
3526 (symbol_alias_set_create, symbol_alias_set_destroy,
3527 symbol_alias_set_contains, symbol_alias_set_insert,
3528 propagate_aliases_forward, propagate_aliases_backward,
3529 propagate_aliases_backward, trivially_visible_alias,
3530 trivially_defined_alias, remove_unreachable_alias_pairs,
3531 finish_aliases_1, finish_aliases_2, assemble_alias): Remove.
3532 * output.h (do_assemble_alias): Declare.
3533 * varpool.c (varpool_remove_unreferenced_decls): Do not call
3536 2012-05-23 Martin Jambor <mjambor@suse.cz>
3538 * ipa-inline-analysis.c (inline_merge_summary): Free operand_map.
3540 2012-05-23 Eric Botcazou <ebotcazou@adacore.com>
3542 * gimple.c (gimple_types_compatible_p_1) <ARRAY_TYPE>: Remove bogus
3544 (gimple_canonical_types_compatible_p) <ARRAY_TYPE>: Likewise.
3545 (iterative_hash_gimple_type): Adjust comment.
3546 (iterative_hash_canonical_type): Likewise. Hash the bounds of the
3547 domain for an array type instead of the domain type itself.
3549 2012-05-23 Richard Guenther <rguenther@suse.de>
3551 PR tree-optimization/53438
3552 * tree-sra.c (analyze_access_subtree): Correct bitfield exclusion.
3554 2012-05-23 Georg-Johann Lay <avr@gjlay.de>
3557 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Don't inhibit .p2align 1.
3558 * config/avr/elf.h (ASM_OUTPUT_BEFORE_CASE_LABEL): Use
3561 2012-05-23 Richard Guenther <rguenther@suse.de>
3563 * tree-dfa.c (add_referenced_var_1): Do not add global vars.
3564 * tree-ssa-live.c (mark_all_vars_used_1): Handle global vars
3565 via the global_unused_vars bitmap.
3566 (remove_unused_locals): Handle global vars in local-decls via
3567 a global_unused_vars bitmap instead of the used flag in the
3568 var annotation. Simplify global variable handling and removal.
3570 2012-05-22 Jan Hubicka <jh@suse.cz>
3573 * tree-ssa-structalias.c (create_variable_info_for): Skip constructors
3574 from other partitions.
3576 2012-05-22 Jan Hubicka <jh@suse.cz>
3579 * symtab.c (symtab_register_node): Fix ordering issue.
3581 2012-05-22 Steven Drake <sbd@NetBSD.org>
3583 * gcc.c (do_spec_1): Add %M spec token to output multilib_os_dir.
3585 2012-05-22 David Edelsohn <dje.gcc@gmail.com>
3587 * config/rs6000/rs6000.c (rs6000_aix_asm_output_dwarf_table_ref):
3588 Use strip_name_encoding target hook.
3590 2012-05-22 Richard Guenther <rguenther@suse.de>
3592 * tree.h (VAR_DECL_IS_VIRTUAL_OPERAND): New.
3593 (init_function_for_compilation): Remove.
3594 * tree-dfa.c (find_vars_r): Take struct function argument.
3595 (find_referenced_vars_in): Adjust.
3596 * tree-ssa-operands.c (clobber_stats): Remove.
3597 (create_vop_var): Take struct function argument. Mark
3598 virtual operand with VAR_DECL_IS_VIRTUAL_OPERAND.
3599 (init_ssa_operands): Take struct function argument.
3600 (fini_ssa_operands): Do not dump dead stats.
3601 * tree-ssa-operands.h (init_ssa_operands): Take struct function
3603 * cgraphunit.c (init_lowered_empty_function): Adjust.
3604 * lto-streamer-in.c (input_cfg): Likewise.
3605 * tree-inline.c (initialize_cfun): Likewise.
3606 * tree-into-ssa.c (rewrite_into_ssa): Likewise.
3607 * omp-low.c (expand_omp_taskreg): Likewise. Avoid switching cfun.
3608 * gimple.c (is_gimple_reg): Optimize the SSA_NAME case,
3609 virtual operands are not registers.
3611 2012-05-22 Richard Guenther <rguenther@suse.de>
3613 * tree-cfg.c (verify_gimple_assign_unary): Fix typo in previous commit.
3615 2012-05-22 Richard Guenther <rguenther@suse.de>
3618 * tree-inline.c (setup_one_parameter): Create a dummy init
3619 statement for unused parameters when not optimizing.
3621 2012-05-22 Richard Guenther <rguenther@suse.de>
3623 * tree-flow.h (add_referenced_var_1): Declare.
3624 (add_referenced_var): Define.
3625 * tree-dfa.c (referenced_var_check_and_insert): Avoid one hash lookup.
3626 (add_referenced_var): Rename to ...
3627 (add_referenced_var_1): ... this. Take struct function argument.
3629 2012-05-22 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
3632 * config/arm/arm-protos.h (arm_validize_comparison): Declare.
3633 * config/arm/arm.c (arm_validize_comparison): Define.
3634 * config/arm/arm.md ("cbranchsi4"): Cleanup expansion and use
3635 arm_validize_comparison.
3636 ("cbranchdi4"): Likewise.
3637 ("cstoredi4"): Likewise.
3638 ("movsicc"): Likewise.
3639 ("movsfcc"): Likewise.
3640 ("movdfcc"): Likewise.
3642 2012-05-22 Dimitrios Apostolou <jimis@gmx.net>
3644 * df-scan.c (df_scan_alloc): Round up allocation pools size, reduce
3645 the mw_reg_pool size.
3647 2012-05-22 Paolo Bonzini <bonzini@gnu.org>
3649 PR tree-optimization/53336
3650 * tree-cfg.c (verify_gimple_assign_unary): Allow conversion from
3651 non-integer integral types to offset type and vice versa.
3653 2012-05-22 Alan Modra <amodra@gmail.com>
3655 * config/rs6000/aix.h (FP_SAVE_INLINE, GP_SAVE_INLINE): Delete.
3656 * config/rs6000/darwin.h (FP_SAVE_INLINE, GP_SAVE_INLINE): Delete.
3657 * config/rs6000/sysv4.h (FP_SAVE_INLINE, GP_SAVE_INLINE,
3658 V_SAVE_INLINE): Delete.
3659 * config/rs6000/rs6000.c (V_SAVE_INLINE): Delete.
3660 (rs6000_savres_strategy): Reimplement GP/FP/V_SAVE_INLINE logic.
3661 For ELF targets, use out-of-line restores for -Os and any number
3662 of regs if the restore exits, and out-of-line gp save for two or
3663 more regs. Use save_reg_p to test for holes in reg restore set.
3664 Replace "#if" with "if".
3666 2012-05-22 Alan Modra <amodra@gmail.com>
3668 * config/rs6000/rs6000.c (save_reg_p): New function.
3669 (first_reg_to_save, first_fp_reg_to_save): Use it here.
3670 (first_altivec_reg_to_save, restore_saved_cr): Likewise.
3671 (emit_frame_save): Use gen_frame_store.
3672 (gen_frame_mem_offset): Correct SPE condition requiring reg+reg.
3673 (rs6000_emit_prologue): Use save_reg_p. Use gen_frame_store for
3675 (rs6000_emit_epilogue): Use save_reg_p. Use gen_frame_load for
3676 vrsave, toc, gp and fp restores.
3678 2012-05-22 Alan Modra <amodra@gmail.com>
3680 * config/rs6000/rs6000.c: Delete unnecessary forward declarations.
3681 Move those with ATTRIBUTE_UNUSED to immediately before definitions.
3682 Move function pointer variables after forward declarations.
3683 (rs6000_builtin_support_vector_misalignment): Make static.
3684 (rs6000_legitimate_address_p, rs6000_gimplify_va_arg): Likewise.
3685 (rs6000_function_value, rs6000_can_eliminate): Likewise.
3687 2012-05-21 Bernd Schmidt <bernds@codesourcery.com>
3689 PR rtl-optimization/53373
3690 * caller-save.c (save_call_clobbered_regs): Look into a possible
3691 PARALLEL manually rather than using single_set on a call insn.
3693 2012-05-21 Jakub Jelinek <jakub@redhat.com>
3695 PR tree-optimization/53436
3696 * omp-low.c (omp_build_component_ref): New function.
3697 (build_receiver_ref, build_sender_ref, create_task_copyfn): Use it.
3699 2012-05-21 Uros Bizjak <ubizjak@gmail.com>
3701 * config/i386/i386.c (put_condition_code): Change "reverse" and "fp"
3703 (ix86_print_operand) <case 'O'>: Look at mode size of the operand.
3704 Do not print '.' here. Output operand lossage error for unhandled
3709 <case 'z'>: Hardcode "code" argument into error strings.
3711 <case 'D'>: Merge AVX and non-AVX codes.
3712 <case 'C', case 'c', case 'F', case 'f'>: Merge. Fix error string.
3713 Update call to put_condition_code.
3715 2012-05-21 Andreas Schwab <schwab@linux-m68k.org>
3717 * config/m68k/m68k.md (*clzsi2_cf): Renamed from clzsi2. Call
3719 (clzsi2): New expander.
3720 (*clzsi2_68k): New insn.
3721 * config/m68k/m68k.h: Update comment about CLZ_DEFINED_VALUE_AT_ZERO.
3723 2012-05-21 Aldy Hernandez <aldyh@redhat.com>
3725 * gimple.h (gimple_set_in_transaction): Remove.
3726 (gimple_in_transaction): Look in BB instead.
3727 (gimple_statement_base): Remove in_transaction field.
3728 * basic-block.h (enum bb_flags): Add BB_IN_TRANSACTION.
3729 * trans-mem.c (compute_transaction_bits): Place transaction bit
3730 information into basic blocks.
3732 2012-05-21 Andreas Schwab <schwab@linux-m68k.org>
3734 * expr.c (get_def_for_expr_class): Define only if
3735 HAVE_conditional_move.
3736 (convert_tree_comp_to_rtx): Likewise.
3738 2012-05-21 Uros Bizjak <ubizjak@gmail.com>
3741 * config/i386/i386.md (ffs<mode>2): Generate CCCmode compare
3743 (ffssi2_no_cmove): Ditto.
3744 (*ffs<mode>_1): Remove insn pattern.
3745 (*tzcnt<mode>_1): New insn pattern.
3746 (*bsf<mode>1): Ditto.
3748 2012-05-21 Richard Guenther <rguenther@suse.de>
3750 * tree-dfa.c (add_referenced_var): Do not walk DECL_INITIAL for
3751 more referenced vars.
3752 * tree-ssa-live.c (mark_all_vars_used_1): Only set the used
3753 flag on variables that have a var-annotation.
3755 2012-05-21 Joseph Myers <joseph@codesourcery.com>
3758 * c-typeck.c (build_conditional_expr): Remove C_MAYBE_CONST_EXPR
3759 from folded operands before wrapping another around the
3760 conditional expression.
3762 2012-05-21 Jakub Jelinek <jakub@redhat.com>
3764 PR tree-optimization/53366
3765 * tree-vect-slp.c (vect_supported_load_permutation_p): Don't shortcut
3766 tests if complex_numbers == 2, but there are non-complex number loads
3769 PR tree-optimization/53409
3770 * tree-vect-loop.c (vect_analyze_loop_operations): Don't check
3771 vinfo_for_stmt (op_def_stmt) if op_def_stmt isn't inside loop.
3773 PR tree-optimization/53410
3774 * fold-const.c (fold_binary_loc): Use build_zero_cst (type)
3775 instead of build_int_cst (type, 0) where vector types might be
3776 involved. Instead of build_int_cst (type, 1) convert the original
3777 integer_onep argument to the desired type.
3779 2012-05-21 Michael Matz <matz@suse.de>
3781 * genattrtab.c (attr_rtx_cost): Move earlier, start with cost being 1.
3782 (simplify_test_exp): Handle one more case of distributive law,
3783 decrease cost threshold.
3784 (tests_attr_p, get_attr_order): New functions.
3785 (optimize_attrs): Use topological order, inline only cheap values.
3786 (write_attr_set): Reset our_known_true after some time.
3788 2012-05-21 H.J. Lu <hongjiu.lu@intel.com>
3791 * config/i386/i386.c (type_natural_mode): Warn passing SSE
3792 vector argument without SSE enabled changes the ABI.
3794 2012-05-21 Richard Guenther <rguenther@suse.de>
3796 PR tree-optimization/53408
3797 * tree-vect-loop.c (vectorizable_induction): Properly check
3798 the restriction that we cannot handle induction results from
3799 the inner loop outside of the outer loop.
3801 2012-05-21 H.J. Lu <hongjiu.lu@intel.com>
3804 * config/i386/i386.md (UNSPEC_RDRAND): Renamed to ...
3805 (UNSPECV_RDRAND): This.
3806 (rdrand<mode>_1): Updated.
3808 2012-05-21 Richard Guenther <rguenther@suse.de>
3810 * tree-loop-distribution.c (can_generate_builtin): Reject
3813 2012-05-21 Chung-Lin Tang <cltang@codesourcery.com>
3815 * Makefile.in (options.c): Add options.h to included header
3818 2012-05-21 Razya Ladelsky <razya@il.ibm.com>
3820 * tree-parloops.c : Add myself to contributors, update
3821 TODO list, add link to wiki.
3823 2012-05-21 Alan Modra <amodra@gmail.com>
3825 * config/rs6000/predicates.md (input_operand): Don't match
3826 constant pool addresses. Remove label_ref, high and plus from
3827 match_code list. Remove redundant CONSTANT_P test.
3828 (splat_input_operand): Similarly update match_code list.
3829 (small_toc_ref): New predicate.
3830 * config/rs6000/rs6000-protos.h (toc_relative_expr_p): Update prototype.
3831 * config/rs6000/rs6000.c (tocrel_base, tocrel_offset): Make const.
3832 (legitimate_constant_pool_address_p): Move TARGET_TOC test and
3833 register checks to..
3834 (toc_relative_expr_p): ..here. Add "strict" param. Match new rtl
3835 generated by create_TOC_reference.
3836 (rs6000_legitimize_address): Update cerate_TOC_reference call.
3837 (rs6000_delegitimize_address): Handle new rtl for toc refs.
3838 (rs6000_cannot_force_const_mem, rs6000_find_base_term): Likewise.
3839 (use_toc_relative_ref): New function, split out from..
3840 (rs6000_emit_move): ..here. Remove redundant tests. Update
3841 create_TOC_reference calls.
3842 (rs6000_legitimize_reload_address): Formatting. Handle splitting
3843 of medium/large model toc addresses. Use use_toc_relative_ref.
3844 (print_operand): Formatting, style. Adjust for toc changes.
3845 (print_operand_address): Likewise.
3846 (rs6000_output_addr_const_extra): Likewise.
3847 (create_TOC_reference): Put TOC_REGISTER in UNSPEC_TOCREL rather
3848 than a PLUS. Use this formulation for both high and low part
3849 of -mcmodel=medium/large toc reference too. Before reload,
3850 always use the small model formulation.
3851 * config/rs6000/rs6000.md (tls_gd, tls_gd_high): Similarly avoid
3852 a PLUS in high part of addresses here.
3853 (tls_ld, tls_ld_high, tls_got_dtprel, tls_got_dtprel_high): Likewise.
3854 (tls_got_tprel, tls_got_tprel_high, largetoc_high): Likewise.
3855 (largetoc_high, largetoc_low): Move earlier. Cope when no
3857 (largetoc_high_plus): New insn.
3858 (movsi_internal1, movsi_internal1_single, movsf_softfloat,
3859 movdi_mfpgpr, movdi_internal64): Don't handle 'R' constraint here..
3860 (tocref): ..instead do so here, new insn and split.
3862 2012-05-20 H.J. Lu <hongjiu.lu@intel.com>
3864 * config/i386/driver-i386.c (host_detect_local_cpu): Support
3865 RDRND, F16C and FSGSBASE.
3867 2012-05-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3869 PR rtl-optimzation/53373
3870 * config/pa/pa.md (call_symref_pic): Don't expose PIC register save in
3871 call pattern. Update split patterns.
3872 (call_symref_64bit, call_reg_pic, call_reg_64bit, call_val_symref_pic,
3873 call_val_symref_64bit, call_val_reg_pic, call_val_reg_64bit): Likewise.
3875 2012-05-20 Razya Ladelsky <razya@il.ibm.com>
3877 * tree-parloops.c (gen_parallel_loop): Change many_iterations_cond
3880 2012-05-18 Jan Hubicka <jh@suse.cz>
3882 * cgraphunit.c (handle_alias_pairs): Declare; free alias_pairs
3883 (cgraph_process_new_functions): Process also aliases.
3884 * lto-streamer-out.c (struct sets): Remove.
3885 (trivally_defined_alias): Remove.
3886 (output_alias_pair_p): Remove.
3887 (output_unreferenced_globals): Remove.
3888 (produce_symtab); Do not handle alias pairs.
3889 (produce_asm_for_decls): Likewise.
3890 * lto-streamer-in.c (input_alias_pairs): Remove.
3891 (lto_read_body): Do not input alias pairs.
3892 (lto_input_constructors_and_inits): Remove.
3894 2012-05-18 Jan Hubicka <jh@suse.cz>
3896 * cgraphunit.c (handle_alias_pairs): Cleanup; handle all types of
3899 2012-05-18 Jan Hubicka <jh@suse.cz>
3901 * cgraphbuild.c (record_reference): Update.
3902 * lto-cgraph.c (lto_output_varpool_node): External vars
3903 are not in other partition even if they are not output
3904 in current partition.
3905 * gimple-fold.c (can_refer_decl_in_current_unit_p): Take FROM_DECL
3907 (canonicalize_constructor_val): Take FROM_DECL argument.
3908 (fold_ctor_reference, fold_string_cst_ctor_reference,
3909 fold_array_ctor_reference, fold_nonarray_ctor_reference,
3910 fold_ctor_reference): Likewise.
3911 (fold_const_aggregate_ref_1, gimple_get_virt_method_for_binfo): Update.
3912 * gimple.h (gimple_fold_builtin): Likewise.
3914 2012-05-18 Olivier Hainque <hainque@adacore.com>
3916 * Makefile.in (FLAGS_TO_PASS): Pass $(libexecsubdir) instead of
3917 $(libsubdir) as libexecsubdir.
3919 2012-05-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3921 * config/rs6000/rs6000.c (print_operand): Revise code that unsafely
3922 relied on signed overflow behavior.
3924 2012-05-18 Richard Guenther <rguenther@suse.de>
3926 PR tree-optimization/53346
3927 * tree-loop-distribution.c (ldist_gen): Make sure to apply
3928 builtin transform even when only a single partition with
3929 all reads/writes exists.
3931 2012-05-18 Richard Guenther <rguenther@suse.de>
3933 PR tree-optimization/53390
3934 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Ignore
3937 2012-05-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3939 * tree-ssa-reassoc.c (bip_map): Remove decl.
3940 (completely_remove_stmt): Remove function.
3941 (remove_def_if_absorbed_call): Remove function.
3942 (remove_visited_stmt_chain): Remove __builtin_powi handling.
3943 (possibly_move_powi): Remove function.
3944 (rewrite_expr_tree): Remove calls to possibly_move_powi.
3945 (rewrite_expr_tree_parallel): Likewise.
3946 (attempt_builtin_powi): Build multiplies explicitly rather than
3947 relying on the ops vector and rank system.
3948 (transform_stmt_to_copy): New function.
3949 (transform_stmt_to_multiply): Likewise.
3950 (reassociate_bb): Handle leftover operations after __builtin_powi
3951 optimization; build a final multiply if necessary.
3953 2012-05-18 Jan Hubicka <jh@suse.cz>
3955 * cgraphunit.c (varpool_finalize_decl): Allow external decls.
3956 (mark_functions_to_output): Fix sanity check.
3957 * ipa.c (function_and_variable_visibility): Remove TREE_STATIC check.
3959 2012-05-18 Richard Guenther <rguenther@suse.de>
3961 * tree-flow.h (mark_symbols_for_renaming): Remove.
3962 * tree-dfa.c (mark_symbols_for_renaming): Likewise.
3963 * tree-inline.c (copy_edges_for_bb): Do not mark symbols for renaming.
3964 (copy_debug_stmt): Likewise.
3965 (expand_call_inline): Likewise.
3966 (declare_return_variable): Mark the return variable for renaming
3969 2012-05-18 Andrew Stubbs <ams@codesourcery.com>
3971 * config/arm/arm-protos.h (arm_emit_coreregs_64bit_shift): New
3973 * config/arm/arm.c (arm_emit_coreregs_64bit_shift): New function.
3974 * config/arm/arm.md (ashldi3): Use arm_emit_coreregs_64bit_shift.
3975 (ashrdi3,lshrdi3): Likewise.
3976 (arm_cond_branch): Remove '*' to enable gen_arm_cond_branch.
3978 2012-05-18 Meador Inge <meadori@codesourcery.com>
3980 PR rtl-optimization/53352
3981 * cse.c (equiv_constant): Ignore paradoxical subregs.
3983 2012-05-17 Steven Bosscher <steven@gcc.gnu.org>
3985 PR rtl-optimization/53125
3986 * regstat.c (regstat_bb_compute_ri): Take new local_live_last_luid
3987 argument. Simplify calculation of REG_LIVE_LENGTH for regnos that
3988 die in the basic block. Correctly top off REG_FREQ and
3989 REG_FREQ_CALLS_CROSSED.
3991 (regstat_compute_ri): Allocate and free local_live_last_luid.
3993 (regstat_bb_compute_calls_crossed): Correctly top off
3994 REG_FREQ_CALLS_CROSSED.
3996 2012-05-17 Jan Hubicka <jh@suse.cz>
3998 * lto-symtab.c (lto_symtab_resolve_symbols): Preffer decl with
3999 constructor over decl without.
4000 * cgraph.c (cgraph_remove_node): Clear also body of unanalyzed nodes.
4001 * cgraph.h (varpool_can_remove_if_no_refs): Handle external correctly.
4002 * cgraphunit.c (process_function_and_variable_attributes): Finalize
4004 (mark_functions_to_output): Also accept bodies for functions with
4006 (output_in_order): Skip external vars.
4007 * lto-cgraph.c (lto_output_node): External functions are never in other
4009 (lto_output_varpool_node): Likewise.
4010 * lto-streamer-out.c (lto_write_tree): Always use error_mark_nodes for
4011 forgotten initializers.
4012 * ipa.c (process_references): Handle external vars.
4013 (symtab_remove_unreachable_nodes): Update to handle external vars.
4014 (varpool_externally_visible_p): External vars are externally visible.
4015 * gimple-fold.c (can_refer_decl_in_current_unit_p): Update.
4016 * varpool.c (varpool_remove_node): Remove constructor.
4017 (decide_is_variable_needed): Handle externals.
4018 (varpool_remove_unreferenced_decls): Likewise.
4020 2012-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
4022 * opts.c (common_handle_option): -pedantic-errors enables -Wpedantic.
4023 (enable_warning_as_error): Do not special case Wuninitialized.
4024 * optc-gen.awk: Add sanity checks.
4026 2012-05-17 Jan Hubicka <jh@suse.cz>
4028 * ipa-reference.c (is_proper_for_analysis): Do not check flags
4029 that might change as result of global optimization.
4030 (analyze_function): Do not check analyzed and externally_visible
4031 flags; be happy about address dereferences.
4032 (propagate): Prune all_module_statics so it really contains just
4033 statics; prune all the local summaries.
4034 (ipa_reference_write_optimization_summary): Simplify.
4036 2012-05-17 Kwok Cheung Yeung <kcy@codesourcery.com>
4038 * config/m68k/m68k-devices.def: Add 51ag, 51je, 51jf, 51jg, 51mm, 51qm.
4039 * config/m68k/m68k-tables.opt: Regenerated.
4040 * doc/invoke.texi (M680x0 Options): Document.
4042 2012-05-16 Dave Boutcher <daveboutcher@gmail.com>
4043 Patrick Marlier <patrick.marlier@gmail.com>
4045 * trans-mem.c (ipa_tm_transform_clone): Transform functions with
4048 2012-05-16 H.J. Lu <hongjiu.lu@intel.com>
4050 * configure: Regenerated.
4052 2012-05-16 Andrew Pinski <apinski@cavium.com>
4054 * gimple-fold.c (get_maxval_strlen): Move COND_EXPR handling under
4057 2012-05-16 David S. Miller <davem@davemloft.net>
4059 * jump.c (delete_related_insns): If we remove a CALL, make sure
4060 we delete it's NOTE_INSN_CALL_ARG_LOCATION note too.
4062 2012-05-16 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4064 PR tree-optimization/53217
4065 * tree-ssa-reassoc.c (bip_map): New static variable.
4066 (possibly_move_powi): Move feeding multiplies with __builtin_powi call.
4067 (attempt_builtin_powi): Save feeding multiplies on a stack.
4068 (reassociate_bb): Create and destroy bip_map.
4070 2012-05-16 Olivier Hainque <hainque@adacore.com>
4072 * Makefile.in (install-no-fixedincludes): New target, former toplevel
4073 gcc-no-fixedincludes. Stash "include-fixed" in addition to "include".
4074 Add comments and improve stamp preservation across the whole sequence.
4075 (stmp-int-hdrs): Use move-if-change + cp -p to setup fix_dir/limits.h.
4077 2012-05-16 Richard Guenther <rguenther@suse.de>
4079 * tree-inline.c (insert_init_stmt): Do not call
4080 mark_symbols_for_renaming.
4081 (setup_one_parameter): Avoid initializing unused parameters.
4082 (declare_return_variable): Properly handle DECL_BY_REFERENCE
4083 return vars in SSA form.
4085 2012-05-16 Richard Guenther <rguenther@suse.de>
4087 * tree-flow.h (get_virtual_var): Remove.
4088 * tree-dfa.c (get_virtual_var): Likewise.
4090 2012-05-16 Richard Guenther <rguenther@suse.de>
4092 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1):
4093 Remove set-only bitmap of new names.
4094 (slpeel_tree_peel_loop_to_edge): Likewise. Do not set
4096 * tree-flow.h (ssa_names_to_replace): Remove.
4097 * tree-into-ssa.c (ssa_names_to_replace): Likewise.
4099 2012-05-16 Richard Guenther <rguenther@suse.de>
4101 PR tree-optimization/53364
4102 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Properly
4103 detect a view-conversion of the decl.
4105 2012-05-16 Dodji Seketeli <dodji@redhat.com>
4107 PR preprocessor/7263
4108 * c-tree.h (enum c_declspec_word): Declare new enum.
4109 (struct c_declspecs::locations): New member.
4110 (declspecs_add_qual, declspecs_add_scspec)
4111 (declspecs_add_addrspace, declspecs_add_alignas): Take a new
4113 * c-decl.c (build_null_declspecs): Initialize the new struct
4114 c_declspecs::locations member.
4115 (declspecs_add_addrspace): Take a location parameter for the
4116 address space. Store it onto declaration specifiers.
4117 (declspecs_add_qual): Likewise, take a location parameter for the
4119 (declspecs_add_type): Likewise, take a location parameter for the
4121 (declspecs_add_scspec): Likewise, take a location parameter for
4122 the storage class specifier.
4123 (declspecs_add_attrs): Likewise, take a location parameter for the
4125 (declspecs_add_alignas): Likewise, take a location parameter for
4127 (finish_declspecs): For diagnostics, use the location of the
4128 relevant declspec, instead of the global input_location.
4129 * c-parser.c (c_parser_parameter_declaration): Pass the precise
4130 virtual location of the declspec to the declspecs-setters.
4131 (c_parser_declspecs): Likewise. Avoid calling c_parser_peek_token
4134 2012-05-16 Igor Zamyatin <igor.zamyatin@intel.com>
4136 * configure.ac: Stack protector enabling for Android targets.
4137 * configure: Regenerate.
4139 2012-05-16 Richard Sandiford <r.sandiford@uk.ibm.com>
4141 * ira.c (pseudo_move_insn): Delete.
4142 (find_moveable_pseudos): Don't set it.
4143 (move_unallocated_pseudos): Use DF_REG_DEF_CHAIN to find
4144 the definitions of the original pseudo. Delete all of them.
4146 2012-05-16 Olivier Hainque <hainque@adacore.com>
4148 * config/rs6000/rs6000-opts.h (enum processor_type): Add
4150 * config/rs6000/rs6000-cpus.def: Reference it for cpu="8548".
4151 * config/rs6000/rs6000.md (cpu attribute definition): Add ppc8548.
4152 * config/rs6000/8540.md: indicate that the units/patterns apply to
4155 * config/rs6000/rs6000.c (rs6000_option_override_internal): Rename
4156 default_cpu into implicit_cpu, conveying what --with-cpu was passed at
4157 configure time. Treat implicit_cpu as have_CPU. Pick defaults for SPE
4158 related flags, check that what is queried is supported by the selected
4159 configuration. Rework the single/double_float and MASK_STRING resets to
4160 hit for all the E500 cores (854x + E500MC variants). Select the ppc8540
4161 costs for PROCESSOR_PPC8548 as well.
4162 (rs6000_issue_rate): case CPU_PPC8548 together with CPU_PPC8540.
4163 (rs6000_use_sched_lookahead): Likewise, rewriting function as a case
4164 statement instead of a sequence of ifs.
4166 * config/rs6000/rs6000.h (TARGET_E500): Remove.
4167 (TARGET_NO_LWSYNC): Adjust accordingly.
4168 * config/rs6000/e500.h (TARGET_E500): Remove.
4169 (CHECK_E500_OPTIONS): Adjust accordingly.
4170 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove.
4171 (TARGET_DEFAULT): Reformat definition to match the one in linuxspe.h.
4172 * config/rs6000/linuxspe.h: Likewise.
4173 * config/rs6000/vxworks.h: Remove bogus TARGET_E500 overrides and
4174 superfluous comments.
4175 * config/rs6000/e500-double.h: Remove.
4177 * config.gcc (pick a default with_cpu): For powerpc*-*-*spe*,
4178 default to with_cpu=8548 if --enable-e500-double, and to 8540
4180 (set misc flags section): For powerpc*|rs6000*, remove inclusion
4181 of e500-double.h for --enable-e500-double.
4183 2012-05-16 Olivier Hainque <hainque@adacore.com>
4185 * Makefile.in (s-header-vars): Resort to -n instead of trailing
4186 -e d in sed invocation.
4188 2012-05-16 Hans-Peter Nilsson <hp@axis.com>
4190 * doc/tm.texi.in (Type Layout) <SIZE_TYPE>: Update reference to
4192 * doc/tm.texi: Regenerate.
4194 2012-05-15 Paolo Carlini <paolo.carlini@oracle.com>
4196 * tree.h (EXPR_LOCATION): Use CAN_HAVE_LOCATION_P.
4198 2012-05-15 Jakub Jelinek <jakub@redhat.com>
4201 * config/i386/i386.md (*addqi_2 peephole with QImode addition): Check
4202 that operands[2] is either immediate, or q_regs_operand.
4204 2012-05-15 Richard Guenther <rguenther@suse.de>
4206 * cgraphunit.c (thunk_adjust): Use make_rename_temp.
4207 (assemble_thunk): Likewise. Manually rename and register
4210 2012-05-15 Richard Guenther <rguenther@suse.de>
4212 PR tree-optimization/53355
4213 * tree-vrp.c (extract_range_from_binary_expr_1): Handle LSHIFT_EXPRs
4216 2012-05-15 Tristan Gingold <gingold@adacore.com>
4218 * tree-ssa-strlen.c (get_string_length): Convert lhs if needed.
4220 2012-05-15 Richard Guenther <rguenther@suse.de>
4222 * gimple.c (gimple_set_modified): Move ...
4223 * gimple.h (gimple_set_modified): ... here.
4225 2012-05-15 Tristan Gingold <gingold@adacore.com>
4227 * ira-color.c (move_spill_restore): Add a guard.
4229 2012-05-15 Tristan Gingold <gingold@adacore.com>
4231 * config/ia64/ia64.c (ia64_emit_probe_stack_range): Adjust calls to
4234 2012-05-15 Eric Botcazou <ebotcazou@adacore.com>
4236 * gimplify.c (gimplify_init_constructor): Do a block move for very
4237 small objects as well.
4239 2012-05-15 Bernd Schmidt <bernds@codesourcery.com>
4241 * ira.c (find_moveable_pseudos): Skip registers whose
4242 DF_REG_EQ_USE_COUNT is nonzero.
4244 2012-05-15 Kenneth Zadeck <zadeck@naturalbridge.com>
4246 * doc/md.texi (fma): Define to only be applicable for single rounding.
4248 2012-05-14 Uros Bizjak <ubizjak@gmail.com>
4251 * config/i386/i386.c (ix86_expand_special_args_builtin): Always
4252 generate target register for "load" class builtins.
4255 2010-10-22 Uros Bizjak <ubizjak@gmail.com>
4258 * config/i386/sse.md (*avx_movu<ssemodesuffix><avxmodesuffix>):
4259 Rename from avx_movu<ssemodesuffix><avxmodesuffix>.
4260 (avx_movu<ssemodesuffix><avxmodesuffix>): New expander.
4261 (*<sse>_movu<ssemodesuffix>): Rename from <sse>_movu<ssemodesuffix>.
4262 (<sse>_movu<ssemodesuffix>): New expander.
4263 (*avx_movdqu<avxmodesuffix>): Rename from avx_movdqu<avxmodesuffix>.
4264 (avx_movdqu<avxmodesuffix>): New expander.
4265 (*sse2_movdqu): Rename from sse2_movdqu.
4266 (sse2_movdqu): New expander.
4268 2012-05-14 Marc Glisse <marc.glisse@inria.fr>
4271 * config/i386/i386.c (ix86_expand_vec_perm_const): Move code to ...
4272 (canonicalize_perm): ... new function.
4273 (expand_vec_perm_2vperm2f128_vshuf): New function.
4274 (ix86_expand_vec_perm_const_1): Call it.
4276 2012-05-14 Andrew Pinski <apinski@cavium.com>
4277 H.J. Lu <hongjiu.lu@intel.com>
4278 Jakub Jelinek <jakub@redhat.com>
4281 * config/i386/i386.md (xbegin_1): Use + in constraint and match_dup.
4284 2012-05-14 Jakub Jelinek <jakub@redhat.com>
4286 * dwarf2out.c (dwarf2out_define, dwarf2out_undef): Treat
4287 lineno 1 the same as lineno 0 before first start file directive.
4288 (optimize_macinfo_range): Likewise.
4290 * dwarf2out.c (have_macinfo): Define.
4291 (dwarf2out_finish): Don't emit DW_AT_GNU_macros or DW_AT_macro_info
4292 attribute, don't force empty compilation unit and don't emit any
4293 .debug_macinfo/.debug_macro section if macinfo_table is empty.
4295 2012-05-14 Georg-Johann Lay <avr@gjlay.de>
4298 * config/avr/avr.c (avr_const_address_lo16): Remove.
4299 (avr_assemble_integer): Print ".byte lo8(x)",
4300 ".byte hi8(x)", ".byte hh8(x)" instead of emit an assembler
4301 .warning if 3-byte address is assembled.
4302 * doc/extend.texi (AVR Named Address Spaces): Document that
4303 binutils 2.23 is needed to assemble 3-byte addresses.
4305 2012-05-14 Richard Guenther <rguenther@suse.de>
4307 * tree-vect-data-refs.c (vect_setup_realignment): Remove
4308 call to mark_symbols_for_renaming.
4309 (vect_permute_load_chain): Likewise.
4310 * tree-vect-loop.c (vect_is_slp_reduction): Update stmt
4311 instead of calling mark_symbols_for_renaming.
4312 * tree-vect-stmts.c (read_vector_array): Remove call to
4313 mark_symbols_for_renaming.
4314 (write_vector_array): Likewise.
4315 (vectorizable_call): Likewise.
4316 (vectorizable_store): Likewise.
4317 (vectorizable_load): Likewise.
4318 * matrix-reorg.c (transform_allocation_sites): Likewise.
4319 * tree-ssa-pre.c (create_expression_by_pieces): Likewise.
4320 (create_expression_by_pieces): Likewise.
4322 2012-05-14 Richard Guenther <rguenther@suse.de>
4324 * gimplify.c (gimple_regimplify_operands): Only mark the LHS
4325 of statements for renaming.
4326 (force_gimple_operand_1): Likewise, consistently for both
4327 calls to force_gimple_operand and force_gimple_operand_gsi.
4329 2012-05-14 Richard Guenther <rguenther@suse.de>
4331 * tree-dfa.c (make_rename_temp): Be forgiving if not in SSA form.
4332 * omp-low.c (expand_omp_taskreg): Properly conditionalize call
4334 (expand_omp_for): Likewise.
4335 (expand_omp_for_generic): Adjust conditional add to referenced vars.
4336 Use make_rename_temp for temporaries that should be rewritten into
4338 (expand_omp_for_static_nochunk): Likewise.
4339 (expand_omp_atomic_pipeline): Likewise.
4341 2012-05-14 Richard Guenther <rguenther@suse.de>
4343 PR tree-optimization/53331
4344 * tree-vect-data-refs.c (vect_verify_datarefs_alignment): Ignore
4346 * tree-vect-stmts.c (vect_model_load_cost): Handle strided loads.
4348 2012-05-14 Manuel López-Ibáñez <manu@gcc.gnu.org>
4351 * doc/options.texi: (LangEnabledBy): Document it.
4352 * optc-gen.awk: Handle LangEnabledBy.
4353 * opth-gen.awk: Generate declaration for lang-specific functions.
4354 * opt-read.awk: Record lang numbers.
4355 * opt-functions.awk (flag_set_p): Ignore the arguments of flags.
4356 (lang_sanitized_name): New.
4358 2012-05-14 Bernd Schmidt <bernds@codesourcery.com>
4360 * attribs.c (decl_attributes): Avoid emitting a warning if
4362 * doc/rtl.texi (CALL_INSN_FUNCTION_USAGE): Use lowercase for rtx
4363 codes. Document meaning of sets inside CALL_INSN_FUNCTION_USAGE.
4364 * builtin-attrs.def (DEF_ATTR_FOR_STRING): Define. Use it to
4365 define a string "1".
4366 (ATTR_RET1_NOTHROW_NONNULL_LEAF): New attr definition.
4367 * builtins.def (BUILT_IN_MEMCPY, BUILT_IN_MEMMOVE, BUILT_IN_MEMSET,
4368 BUILT_IN_STRCPY): Use it for these functions.
4369 * postreload.c (reload_combine): Deal with SETs inside
4370 CALL_INSN_FUNCTION_USAGE.
4371 * caller-save.c (setup_save_areas, save_call_clobbered_regs):
4372 Look for REG_RETURNED notes and use a cheap restore if possible.
4373 * ira-int.h (struct ira_allocno): New member cheap_calls_crossed_num.
4374 (ALLOCNO_CHEAP_CALLS_CROSSED_NUM): New macro.
4375 * ira-build.c (ira_create_allocno, create_cap_allocno,
4376 propagate_allocno_info, propagate_some_info_from_allocno,
4377 copy_info_to_removed_store_destination, ira_flattening): Handle it.
4378 * ira-lives.c (pseudo_regno_single_word_and_live_p,
4379 find_call_crossed_cheap_reg): New static functions.
4380 (process_bb_node_lives): Look for SETs in CALL_INSN_FUNCTION_USAGE,
4381 and set ALLOCNO_CHEAP_CALLS_CROSSED_NUM if possible. Also make
4382 a REG_RETURNED note in that case.
4383 * ira.c (setup_reg_renumber): Change assert to allow cases where
4384 allocnos only cross calls for which they are cheap to restore.
4385 * ira-costs.c (ira_tune_allocno_costs): Compare
4386 ALLOCNO_CALLS_CROSSED_NUM to ALLOCNO_CHEAP_CALLS_CROSSED_NUM rather
4388 * reg-notes.def (REG_RETURNED): New note.
4389 * cse.c (cse_insn): Likewise.
4390 * sched-deps.c (sched_analyze_insn): Likewise.
4391 * expr.c (init_block_move_fn): Set a "fn spec" attribute.
4392 * calls.c (decl_return_flags): New static function.
4393 (expand_call): Generate a SET in CALL_INSN_FUNCTION_USAGE for
4394 functions that return one of their arguments.
4395 * regcprop.c (struct kill_set_value_data): New.
4396 (kill_set_value): Interpret data as a pointer to such a struct.
4397 Do nothing if the caller wants the register to be ignored.
4398 (copyprop_hardreg_forward_1): Handle SETs in CALL_INSN_FUNCTION_USAGE.
4400 2012-05-14 Richard Guenther <rguenther@suse.de>
4402 PR tree-optimization/53340
4403 * tree-ssa-pre.c (op_valid_in_sets): Fix error in last commit.
4405 2012-05-14 Richard Guenther <rguenther@suse.de>
4407 * gimplify.c (gimplify_expr): Remove odd code.
4409 2012-05-14 Eric Botcazou <ebotcazou@adacore.com>
4411 * stor-layout.c (bit_from_pos): Distribute conversion to bitsizetype
4412 into a PLUS_EXPR byte offset.
4414 * tree-ssa-pre.c (can_value_number_call): Delete.
4415 (compute_avail): Skip all statements with side effects.
4416 <GIMPLE_CALL>: Skip calls to internal functions.
4418 2012-05-13 Steven Bosscher <steven@gcc.gnu.org>
4420 * config/pa/pa.md: Use define_c_enum for "unspec" and "unspecv".
4422 2012-05-13 Manuel López-Ibáñez <manu@gcc.gnu.org>
4424 * common.opt (Wtype-limits): Use EnabledBy.
4426 2012-05-13 Uros Bizjak <ubizjak@gmail.com>
4428 * config/i386/i386.md (*pushtf): Enable for TARGET_SSE.
4429 (pushtf splitter): Ditto.
4431 (*movtf_internal): Ditto. Use V4SFmode for !TARGET_SSE2.
4432 (<code>tf2): Enable for TARGET_SSE.
4433 (*absnegtf2_sse): Ditto.
4434 (copysign<mode>3): Enable TFmode for TARGET_SSE.
4435 (copysign<mode>3_const): Ditto.
4436 (copysign<mode>3_var): Ditto.
4437 * config/i386/sse.md (<code>tf3): Enable for TARGET_SSE.
4438 (*andnottf3): Ditto. Use V4SFmode for !TARGET_SSE2.
4439 (*<code>tf3): Ditto.
4440 * config/i386/i386.c (struct builtin_description bdesc_args)
4441 <IX86_BUILTIN_FABSQ>: Enable for TARGET_SSE.
4442 <IX86_BUILTIN_COPYSIGNQ>: Ditto.
4443 (ix86_expand_builtin) <IX86_BUILTIN_FABSQ, IX86_BUILTIN_COPYSIGNQ>:
4444 Emit a normal call if SSE isn't available.
4446 2012-05-13 Uros Bizjak <ubizjak@gmail.com>
4448 * config/i386/sse.md (<sse>_andnot<mode>3): Handle
4449 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL.
4450 (<code><mode>3): Ditto.
4451 (*andnot<mode>3): Ditto.
4452 (*andnottf3): Ditto.
4453 (*<code><mode>3): Ditto.
4456 2012-05-13 Manuel López-Ibáñez <manu@gcc.gnu.org>
4458 * optc-gen.awk: Error instead of warning for conflicting help.
4460 2012-05-12 Jason Merrill <jason@redhat.com>
4463 * dwarf2out.c (build_local_stub): Prefer DW_AT_signature for
4466 2012-05-12 Eric Botcazou <ebotcazou@adacore.com>
4468 * function.c (requires_stack_frame_p): If the function can throw
4469 non-call exceptions, return true if the insn can throw internally.
4471 2012-05-12 Paolo Carlini <paolo.carlini@oracle.com>
4473 * doc/generic.texi: Rename TYPE_PTRMEM_P to TYPE_PTRDATAMEM_P.
4475 2012-05-12 Uros Bizjak <ubizjak@gmail.com>
4477 * config/alpha/alpha.c (alpha_emit_conditional_branch): Handle
4478 ORDERED and UNORDERED conditions.
4480 2012-05-11 Richard Guenther <rguenther@suse.de>
4482 * tree-flow.h (referenced_var_check_and_insert): Remove.
4483 (find_new_referenced_vars): Likewise.
4484 * tree-dfa.c (referenced_var_check_and_insert): Make static.
4485 (find_new_referenced_vars_1, find_new_referenced_vars): Remove.
4486 * tree-inline.c (copy_bb): Use find_referenced_vars_in
4487 instead of find_new_referenced_vars.
4488 * gimple-fold.c (gimplify_and_update_call_from_tree): Likewise.
4490 2012-05-11 Richard Guenther <rguenther@suse.de>
4492 * tree-pass.h (pass_rest_of_compilation,
4493 pass_all_optimizations, pass_postreload, pass_all_early_optimizations):
4495 * passes.c (pass_all_optimizations, pass_postreload,
4496 pass_all_early_optimizations): Make static.
4497 (pass_rest_of_compilation): Likewise. Make it an RTL_PASS.
4498 * tree-phinodes.c (init_phinodes, fini_phinodes): Remove.
4499 * tree-ssa.c (init_tree_ssa): Do not call init_phinodes.
4500 (delete_tree_ssa): Do not call fini_phinodes.
4501 * tree-flow.h (init_phinodes, fini_phinodes): Remove.
4503 2012-05-11 Manuel López-Ibáñez <manu@gcc.gnu.org>
4506 * doc/options.texi (EnabledBy): Document
4507 * opts.c: Include opts.h and options.h before tm.h.
4508 (finish_options): Do not handle some sub-options here...
4509 (common_handle_option): ... instead call common_handle_option_auto
4511 * optc-gen.awk: Handle EnabledBy.
4512 * opth-gen.awk: Declare common_handle_option_auto.
4513 * common.opt (Wuninitialized): Use EnabledBy. Delete Init.
4514 (Wmaybe-uninitialized): Likewise.
4515 (Wunused-but-set-variable): Likewise.
4516 (Wunused-function): Likewise.
4517 (Wunused-label): Likewise.
4518 (Wunused-value): Likewise.
4519 (Wunused-variable): Likewise.
4520 * opt-read.awk: Create opt_numbers array.
4522 2012-05-11 Richard Guenther <rguenther@suse.de>
4524 PR tree-optimization/53295
4525 * tree-data-ref.h (stride_of_unit_type_p): Handle non-constant
4527 * tree-data-ref.c (dr_analyze_innermost): Allow non-constant
4528 strides when analyzing data-references in a loop context.
4529 * tree-vect-data-refs.c (vect_mark_for_runtime_alias_test): Reject
4530 non-constant strides for now.
4531 (vect_enhance_data_refs_alignment): Ignore data references
4532 that are strided loads.
4533 (vect_analyze_data_ref_access): Handle non-constant strides.
4534 (vect_check_strided_load): Verify the data-reference is a load.
4535 (vect_analyze_data_refs): Restructure to make strided load
4536 support not dependent on gather support.
4537 * tree-vect-stmts.c (vectorizable_load): Avoid useless work
4538 when doing strided or gather loads.
4539 * tree-vect-loop-manip.c (vect_vfa_segment_size): Use
4540 integer_zerop to compare stride with zero.
4542 2012-05-11 H.J. Lu <hongjiu.lu@intel.com>
4544 * config/i386/driver-i386.c (host_detect_local_cpu): Support RTM.
4546 2012-05-11 Jan Hubicka <jh@suse.cz>
4549 * varpool.c (varpool_assemble_decl): Also output constat pool entries
4550 that output_constant_pool missed.
4552 2012-05-11 Mingjie Xing <mingjie.xing@gmail.com>
4554 * config/mips/t-vxworks: Change MUTLILIB_EXTRA_OPTS to
4555 MULTILIB_EXTRA_OPTS.
4557 2012-05-11 Uros Bizjak <ubizjak@gmail.com>
4560 * config/i386/i386.md (xtest): Use NE condition in ix86_expand_setcc.
4562 2012-05-11 Uros Bizjak <ubizjak@gmail.com>
4564 * config/i386/i386.md (*movti_internal_rex64): Avoid MOVAPS size
4565 optimization for TARGET_AVX.
4566 (*movti_internal_sse): Ditto.
4567 (*movdi_internal_rex64): Handle TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL.
4568 (*movdi_internal): Ditto.
4569 (*movsi_internal): Ditto.
4570 (*movtf_internal): Avoid MOVAPS size optimization for TARGET_AVX.
4571 (*movdf_internal_rex64): Ditto.
4572 (*movfd_internal): Ditto.
4573 (*movsf_internal): Ditto.
4574 * config/i386/sse.md (mov<mode>): Handle TARGET_SSE_LOAD0_BY_PXOR.
4576 2012-05-10 Eric Botcazou <ebotcazou@adacore.com>
4578 * dwarf2out.c (add_byte_size_attribute) <RECORD_TYPE>: Handle variable
4579 reference as size attribute.
4581 2012-05-10 Eric Botcazou <ebotcazou@adacore.com>
4582 Tristan Gingold <gingold@adacore.com>
4584 * doc/md.texi (Standard Names): Document probe_stack_address.
4585 * explow.c (emit_stack_probe): Handle probe_stack_address.
4586 * config/ia64/ia64.md (UNSPECV_PROBE_STACK_ADDRESS): New constant.
4587 (UNSPECV_PROBE_STACK_RANGE): Likewise.
4588 (probe_stack_address): New insn.
4589 (probe_stack_range): Likewise.
4590 * config/ia64/ia64.c: Include common/common-target.h.
4591 (ia64_compute_frame_size): Mark r2 and r3 as used if static stack
4592 checking is enabled.
4593 (ia64_emit_probe_stack_range): New function.
4594 (output_probe_stack_range): Likewise.
4595 (ia64_expand_prologue): Invoke ia64_emit_probe_stack_range if static
4596 builtin stack checking is enabled.
4597 (rtx_needs_barrier) <UNSPEC_VOLATILE>: Handle UNSPECV_PROBE_STACK_RANGE
4598 and UNSPECV_PROBE_STACK_ADDRESS.
4599 (unknown_for_bundling_p): New predicate.
4600 (group_barrier_needed): Use important_for_bundling_p.
4601 (ia64_dfa_new_cycle): Use unknown_for_bundling_p.
4602 (issue_nops_and_insn): Likewise.
4603 (bundling): Likewise.
4604 (final_emit_insn_group_barriers): Likewise.
4605 * config/ia64/ia64-protos.h (output_probe_stack_range): Declare.
4606 * config/ia64/hpux.h (STACK_CHECK_STATIC_BUILTIN): Define.
4607 (STACK_CHECK_PROTECT): Likewise.
4608 * config/ia64/linux.h (STACK_CHECK_STATIC_BUILTIN): Likewise.
4610 2012-05-10 Jan Hubicka <jh@suse.cz>
4612 * ipa-inline.c (update_all_callee_keys): Remove.
4613 (inline_small_functions): Simplify priority updating.
4615 2012-05-10 Jan Hubicka <jh@suse.cz>
4617 * ipa.c (symtab_remove_unreachable_nodes): Fix marking of clones.
4619 2012-05-10 Jan Hubicka <jh@suse.cz>
4621 * cgraph.h (cgraph_remove_unreachable_nodes): Rename to ...
4622 (symtab_remove_unreachable_nodes): ... this one.
4623 * ipa-cp.c (ipcp_driver): Do not remove unreachable nodes.
4624 * cgraphunit.c (ipa_passes): Update.
4625 * cgraphclones.c (cgraph_materialize_all_clones): Update.
4626 * cgraph.c (cgraph_release_function_body): Only turn initial
4627 into error mark when initial was previously set.
4628 * ipa-inline.c (ipa_inline): Update.
4629 * ipa.c: Include ipa-inline.h
4630 (enqueue_cgraph_node, enqueue_varpool_node): Remove.
4631 (enqueue_node): New function.
4632 (process_references): Update.
4633 (symtab_remove_unreachable_nodes): Cleanup.
4634 * passes.c (execute_todo, execute_one_pass): Update.
4636 2012-05-10 Vladimir Makarov <vmakarov@redhat.com>
4638 PR rtl-optimization/53125
4639 * ira.c (ira): Call find_moveable_pseudos and
4640 move_unallocated_pseudos if only ira_conflicts_p is true.
4642 2012-05-10 Uros Bizjak <ubizjak@gmail.com>
4644 * config/i386/i386.md (*movoi_internal_avx): Handle
4645 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL and TARGET_SSE_TYPELESS_STORES.
4646 (*movti_internal_rex64): Handle TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL.
4647 (*movti_internal_sse): Ditto.
4648 (*movtf_internal): Ditto.
4649 * config/i386/sse.md (ssePSmode): New mode attribute.
4650 (*move<mode>_internal): Use ssePSmode.
4651 (*<sse>_movu<ssemodesuffix><avxsizesuffix>): Ditto.
4652 (*<sse2>_movdqu<avxsizesuffix>): Ditto.
4653 * config/i386/i386.c (standard_sse_constant_opcode): Do not handle
4654 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL here.
4656 2012-05-10 Eric Botcazou <ebotcazou@adacore.com>
4658 * gimplify.c (gimplify_decl_expr): For a TYPE_DECL, also gimplify the
4659 DECL_ORIGINAL_TYPE if it is present.
4661 2012-05-10 Nick Clifton <nickc@redhat.com>
4664 * config/m32c/bitops.md (bset_qi): Change operand 2 from having
4665 a "0" constraint to being a (match_dup 0).
4667 2012-05-10 Richard Guenther <rguenther@suse.de>
4669 * stor-layout.c (byte_from_pos): Amend comment.
4671 2012-05-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4673 * doc/extend.texi (X86 Built-in Functions, __builtin_cpu_init):
4674 Document requirement to call in constructors.
4676 * config/i386/i386.c: Update comments for i386-cpuinfo.c name change.
4678 2012-05-10 Richard Guenther <rguenther@suse.de>
4680 * tree.h (TYPE_IS_SIZETYPE): Remove.
4681 * fold-const.c (int_const_binop_1): Remove TYPE_IS_SIZETYPE use.
4682 (extract_muldiv_1): Likewise.
4683 * gimple.c (gtc_visit): Likewise.
4684 (gimple_types_compatible_p): Likewise.
4685 (iterative_hash_canonical_type): Likewise.
4686 (gimple_canonical_types_compatible_p): Likewise.
4687 * gimplify.c (gimplify_one_sizepos): Likewise.
4688 * print-tree.c (print_node): Likewise.
4689 * stor-layout.c (initialize_sizetypes): Do not set TYPE_IS_SIZETYPE.
4691 2012-05-09 Uros Bizjak <ubizjak@gmail.com>
4694 * config/i386/sse.md (vec_widen_smult_hi_v4si): Expand using
4695 xop_pmacsdqh insn pattern instead of xop_mulv2div2di3_high.
4696 (vec_widen_smult_lo_v4si): Expand using xop_pmacsdql insn pattern
4697 instead of xop_mulv2div2di3_low.
4698 (xop_p<macs>dql): Fix vec_select selector.
4699 (xop_p<macs>dqh): Ditto.
4700 (xop_mulv2div2di3_low): Remove insn_and_split pattern.
4701 (xop_mulv2div2di3_high): Ditto.
4703 2012-05-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
4706 * diagnostic.h (diagnostic_context): Add last_location.
4707 * diagnostic.c (diagnostic_initialize): Initialize it.
4708 (diagnostic_show_locus): Use it.
4710 2012-05-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
4712 * doc/extend.texi (Function Attributes): Point xref to section
4715 2012-05-09 Uros Bizjak <ubizjak@gmail.com>
4717 * config/i386/i386.c (*movdf_internal_rex64): Remove
4718 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL handling from asm output code.
4719 Calculate "mode" attribute according to
4720 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL flag.
4721 (*movdf_internal): Ditto.
4723 2012-05-09 Uros Bizjak <ubizjak@gmail.com>
4726 * config/i386/i386.c (ix86_expand_vector_move_misalign): Do not handle
4727 128 bit vectors specially for TARGET_AVX. Emit sse2_movupd and
4728 sse_movupd RTXes for TARGET_AVX, TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL
4729 or when optimizing for size.
4730 * config/i386/sse.md (*mov<mode>_internal): Remove
4731 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL handling from asm output code.
4732 Calculate "mode" attribute according to optimize_function_for_size_p
4733 and TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL flag.
4734 (*<sse>_movu<ssemodesuffix><avxsizesuffix>): Choose asm template
4735 depending on the mode of the instruction. Calculate "mode" attribute
4736 according to optimize_function_for_size_p, TARGET_SSE_TYPELESS_STORES
4737 and TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL flags.
4738 (*<sse2>_movdqu<avxsizesuffix>): Ditto.
4740 2012-05-09 Georg-Johann Lay <avr@gjlay.de>
4743 * config/avr/elf.h (ASM_DECLARE_FUNCTION_NAME): Remove.
4744 * config/avr/avr-protos.h (avr_asm_declare_function_name): Remove.
4745 * config/avr/avr.h (struct machine_function): Add attributes_checked_p.
4746 * config/avr/avr.c (avr_asm_declare_function_name): Remove.
4747 (expand_prologue): Move initialization of cfun->machine->is_naked,
4748 is_interrupt, is_signal, is_OS_task, is_OS_main from here to...
4749 (avr_set_current_function): ...this new static function.
4750 (TARGET_SET_CURRENT_FUNCTION): New define.
4751 (avr_function_ok_for_sibcall): Use cfun->machine->is_* instead of
4752 checking attributes of current_function_decl.
4753 (avr_regs_to_save): Ditto.
4754 (signal_function_p): Rename to avr_signal_function_p.
4755 (interrupt_function_p): Rename to avr_interrupt_function_p.
4757 * doc/extend.texi (Function Attributes): Better explanation of
4758 'interrupt' and 'signal' for AVR. Move 'ifunc' down to establish
4761 2012-05-09 Michael Matz <matz@suse.de>
4763 PR tree-optimization/53185
4764 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Disable
4765 peeling when we see strided loads.
4767 2012-05-09 Matthias Klose <doko@ubuntu.com>
4769 * gcc-ar.c (main): Don't check for execute bits for the plugin.
4771 2012-05-09 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
4773 * tree-ssa-loop-ivopts.c (add_autoinc_candidates, get_address_cost):
4774 Replace use of HAVE_{POST/PRE}_{INCREMENT/DECREMENT} with
4775 USE_{LOAD/STORE}_{PRE/POST}_{INCREMENT/DECREMENT} appropriately.
4776 * config/arm/arm.h (ARM_AUTOINC_VALID_FOR_MODE_P): New.
4777 (USE_LOAD_POST_INCREMENT): Define.
4778 (USE_LOAD_PRE_INCREMENT): Define.
4779 (USE_LOAD_POST_DECREMENT): Define.
4780 (USE_LOAD_PRE_DECREMENT): Define.
4781 (USE_STORE_PRE_DECREMENT): Define.
4782 (USE_STORE_PRE_INCREMENT): Define.
4783 (USE_STORE_POST_DECREMENT): Define.
4784 (USE_STORE_POST_INCREMENT): Define.
4785 (arm_auto_incmodes): Add enumeration.
4786 * config/arm/arm-protos.h (arm_autoinc_modes_ok_p): Declare.
4787 * config/arm/arm.c (arm_autoinc_modes_ok_p): Define.
4789 2012-05-09 Jakub Jelinek <jakub@redhat.com>
4791 PR tree-optimization/53226
4792 * tree-ssa-forwprop.c (ssa_forward_propagate_and_combine): Remove
4793 prev and prev_initialized vars, gimple_set_plf (stmt, GF_PLF_1, false)
4794 before processing it and gimple_set_plf (stmt, GF_PLF_1, true) if it
4795 doesn't need to be revisited, look for earliest stmt with
4796 !gimple_plf (stmt, GF_PLF_1) if something changed.
4798 2012-05-09 Terry Guo <terry.guo@arm.com>
4800 * genmultilib: Update copyright dates.
4801 * doc/fragments.texi: Ditto.
4803 2012-05-09 Terry Guo <terry.guo@arm.com>
4805 * Makefile.in (s-mlib): Add new argument MULTILIB_REQUIRED.
4806 * genmultilib (MULTILIB_REQUIRED): New.
4807 * doc/fragments.texi: Document the MULTILIB_REQUIRED.
4809 2012-05-09 Richard Guenther <rguenther@suse.de>
4811 * tree-vectorizer.h (vect_loop_versioning): Adjust prototype.
4812 (vect_do_peeling_for_loop_bound): Likewise.
4813 (vect_do_peeling_for_alignment): Likewise.
4814 * tree-vect-loop-manip.c (conservative_cost_threshold): Remove.
4815 (vect_do_peeling_for_loop_bound): Get check_profitability and
4816 threshold as parameters.
4817 (vect_do_peeling_for_alignment): Likewise.
4818 (vect_loop_versioning): Likewise.
4819 * tree-vect-loop.c (vect_transform_loop): Compute check_profitability
4820 and threshold here. Control where to put the check here.
4822 2012-05-09 Richard Sandiford <rdsandiford@googlemail.com>
4825 * dwarf2out.h (get_address_mode): Move declaration to...
4827 * dwarf2out.c (get_address_mode): Move definition to...
4828 * rtlanal.c: ...here.
4829 * var-tracking.c (get_address_mode): Delete.
4830 * combine.c (find_split_point): Use get_address_mode instead of
4831 targetm.addr_space.address_mode.
4832 * cselib.c (cselib_record_sets): Likewise.
4833 * dse.c (canon_address, record_store): Likewise.
4834 * emit-rtl.c (adjust_address_1, offset_address): Likewise.
4835 * expr.c (move_by_pieces, emit_block_move_via_loop, store_by_pieces)
4836 (store_by_pieces_1, expand_assignment, store_expr, store_constructor)
4837 (expand_expr_real_1): Likewise.
4838 * ifcvt.c (noce_try_cmove_arith): Likewise.
4839 * optabs.c (maybe_legitimize_operand_same_code): Likewise.
4840 * reload.c (find_reloads): Likewise.
4841 * sched-deps.c (sched_analyze_1, sched_analyze_2): Likewise.
4842 * sel-sched-dump.c (debug_mem_addr_value): Likewise.
4844 2012-05-09 Maciej W. Rozycki <macro@codesourcery.com>
4846 * config/mips/mips.c (mips16_gp_pseudo_reg): Remove line
4847 information from the instruction produced.
4849 2012-05-09 Richard Guenther <rguenther@suse.de>
4851 * stor-layout.c (bit_from_pos): Document.
4852 (byte_from_pos): Likewise. Optimize.
4853 (pos_from_bit): Likewise.
4854 (normalize_offset): Use pos_from_bit instead of replicating it.
4856 2012-05-09 Alan Modra <amodra@gmail.com>
4859 * config/rs6000/rs6000.c (gen_frame_set): New function.
4860 (gen_frame_load, gen_frame_store): New functions.
4861 (rs6000_savres_rtx): Use the above.
4862 (rs6000_emit_epilogue, rs6000_emit_prologue): Here too.
4863 Correct mode used for CR2 in save/restore_world patterns.
4864 Don't emit instructions for eh_return frame unwind reg info.
4866 2012-05-08 Jan Hubicka <jh@suse.cz>
4868 * cgraphbuild.c (build_cgraph_edges): Do not finalize vars
4870 * cgraph.h (varpool_can_remove_if_no_refs): Vars with VALUE_EXPR
4872 * toplev.c (wrapup_global_declaration_2): Vars with VALUE_EXPR
4874 (compile_file): Do not output variables.
4875 * cgraphbuild.c (varpool_finalize_decl): When var is finalized late,
4877 * langhooks.c: Include timevar.h
4878 (write_global_declarations): Finalize compilation unit after wrapup;
4879 set timevars correctly.
4880 * passes.c (rest_of_decl_compilation): Decls with VALUE_EXPR needs
4881 not to be added to varpool.
4882 * varpool.c (varpool_assemble_decl): Sanity check that we are called
4883 only on cases where it makes sense; skip constant pool and value expr
4886 2012-05-08 David S. Miller <davem@davemloft.net>
4888 * config/sparc/linux.h (LINK_SPEC): Don't pass "-Y" option.
4889 * config/sparc/linux64.h (LINK_ARCH32_SPEC): Likewise.
4890 * config/sparc/linux64.h (LINK_ARCH64_SPEC): Likewise.
4892 2012-05-08 Richard Sandiford <rdsandiford@googlemail.com>
4894 PR rtl-optimization/53278
4895 * lower-subreg.c (decompose_multiword_subregs): Remove left-over
4896 speed_p code from earlier patch.
4898 2012-05-08 Oleg Endo <olegendo@gcc.gnu.org>
4901 * config/sh/sh.md (*branch_true, *branch_false): New insns.
4903 2012-05-08 Teresa Johnson <tejohnson@google.com>
4905 * gcov-io.h (__gcov_reset, __gcov_dump): Declare.
4906 * doc/gcov.texi: Add note on using __gcov_reset and __gcov_dump.
4908 2012-05-08 Jan Hubicka <jh@suse.cz>
4910 * cgraph.c (cgraph_call_edge_duplication_hooks): Export.
4911 (cgraph_create_node_1): Rename to ...
4912 (cgraph_create_empty_node): ... this one; export.
4913 (cgraph_create_node): Update.
4914 (cgraph_set_call_stmt_including_clones): Move to cgraphclones.c
4915 (cgraph_create_edge_including_clones): Likewise.
4916 (cgraph_find_replacement_node): Likewise.
4917 (cgraph_clone_edge): Likewise.
4918 (cgraph_clone_node): Likewise.
4919 (clone_function_name): Likewise.
4920 (cgraph_create_virtual_clone): Likewise.
4921 (cgraph_remove_node_and_inline_clones): Likewise.
4922 (cgraph_redirect_edge_call_stmt_to_callee): Move here from cgraphunit.c
4923 * cgraph.h: Reorder declarations so they match file of origin.
4924 (cgraph_create_empty_node): Declare.
4925 * cgraphunit.c (update_call_expr): Move to cgraphclones.c
4926 (cgraph_copy_node_for_versioning): Likewise.
4927 (cgraph_function_versioning): Likewise.
4928 (cgraph_materialize_clone): Likewise.
4929 (cgraph_redirect_edge_call_stmt_to_callee): Likewise.
4930 (cgraph_materialize_all_clones): Likewise.
4931 * cgraphclones.c: New file.
4932 * Makefile.in: Update for cgraphclones.
4934 2012-05-08 Uros Bizjak <ubizjak@gmail.com>
4937 * config/i386/i386.c (ix86_set_reg_reg_cost): New function.
4938 (ix86_rtx_costs): Handle SET.
4940 2012-05-08 Michael Matz <matz@suse.de>
4942 * basic-block.h (struct rtl_bb_info): Remove visited member and
4943 move head_ member to ...
4944 (struct basic_block_def.basic_block_il_dependent): ... the new
4945 member x, replacing but containing old member rtl.
4946 (enum bb_flags): New BB_VISITED flag.
4947 (BB_HEADER, BB_FOOTER): New macros.
4949 * jump.c (mark_all_labels): Adjust.
4950 * cfgcleanup.c (try_optimize_cfg): Adjust.
4951 * cfglayout.c (record_effective_endpoints): Adjust.
4952 (relink_block_chain): Ditto (and don't fiddle with visited).
4953 (fixup_reorder_chain): Adjust.
4954 (fixup_fallthru_exit_predecessor): Ditto.
4955 (cfg_layout_duplicate_bb): Ditto.
4956 * combine.c (update_cfg_for_uncondjump): Adjust.
4957 * bb-reorder.c (struct bbro_basic_block_data_def): Add visited member.
4958 (bb_visited_trace): New accessor.
4959 (mark_bb_visited): Move in front.
4960 (rotate_loop): Use bb_visited_trace.
4961 (find_traces_1_round): Ditto.
4962 (emit_barrier_after): Ditto.
4963 (copy_bb): Ditto, and initialize visited on resize.
4964 (reorder_basic_blocks): Initize visited member.
4965 (duplicate_computed_gotos): Clear bb flags at start, use
4968 * cfgrtl.c (try_redirect_by_replacing_jump): Adjust.
4969 (rtl_verify_flow_info_1): Ditto.
4970 (cfg_layout_split_block): Ditto.
4971 (cfg_layout_delete_block): Ditto.
4972 (cfg_layout_merge_blocks): Ditto.
4973 (init_rtl_bb_info): Adjust and initialize il.x.head_ member.
4975 2012-05-08 Hans-Peter Nilsson <hp@axis.com>
4978 * config/cris/cris.c (cris_normal_notice_update_cc): For TARGET_V32,
4979 when a constant source operand matches an "I" constraint, the "no
4980 CC0 change" applies to a register-destination only, not a
4981 strict_low_part-destination.
4983 2012-05-08 Richard Guenther <rguenther@suse.de>
4985 * fold-const.c (fold_binary_loc): Fold (X * CST1) & CST2
4986 to zero or to (X * CST1) & CST2' when CST1 has trailing zeros.
4988 2012-05-08 Georg-Johann Lay <avr@gjlay.de>
4990 * Makefile.in (TEXI_GCC_FILES): Add avr-mmcu.texi.
4992 * doc/avr-mmcu.texi: New auto-generated file.
4993 * doc/invoke.texi (AVR Options): Include avr-mmcu.texi in order
4994 to document all valid -mmcu= arguments.
4996 * config/avr/avr.h (arch_info_s): New struct definition.
4997 * config/avr/avr-devices.c (avr_texinfo): New variable.
4998 * config/avr/gen-avr-mmcu-texi.c: New file.
4999 * config/avr/t-avr: New rules and dependencies to build avr-mmcu.texi.
5001 2012-05-08 Dehao Chen <dehao@google.com>
5003 * predict.c (find_qualified_ssa_name): New.
5004 (find_ssa_name_in_expr): New.
5005 (find_ssa_name_in_assign_stmt): New.
5006 (is_comparison_with_loop_invariant_p): New.
5007 (is_bound_expr_similar): New.
5008 (predict_iv_comparison): New.
5009 (predict_loops): Add heuristic for loop-nested branches that compare an
5010 induction variable to a loop bound variable.
5011 * predict.def (PRED_LOOP_IV_COMPARE): New macro.
5013 2012-05-08 Uros Bizjak <ubizjak@gmail.com>
5015 * config/i386/i386.c (has_dispatch): Use TARGET_BDVER1 and
5016 TARGET_BDVER2 defines where appropriate.
5018 2012-05-07 Eric Botcazou <ebotcazou@adacore.com>
5020 * configure.ac (PLUGIN_LD): Rename into...
5021 (PLUGIN_LD_SUFFIX): ...this and strip the target_alias triplet.
5022 * config.in: Regenerate.
5023 * configure: Likewise.
5024 * collect2.c (main): Set plugin_ld_suffix to PLUGIN_LD_SUFFIX.
5026 2012-05-07 Eric Botcazou <ebotcazou@adacore.com>
5028 * tree-dfa.c (get_ref_base_and_extent) <ARRAY_REF>: Do the offset
5029 computation using the precision of the index type.
5030 * gimple-fold.c (fold_const_aggregate_ref_1) <ARRAY_REF>: Likewise.
5031 (fold_array_ctor_reference): Do index computations in the index type.
5033 2012-05-07 Georg-Johann Lay <avr@gjlay.de>
5035 * config/avr/avr.c (avr_prologue_setup_frame): Fix mode passed
5036 down to plus_constant.
5037 (expand_epilogue): Ditto.
5039 2012-05-07 Steven Bosscher <steven@gcc.gnu.org>
5041 * postreload.c (reload_cse_regs): Make static.
5042 * reload.h (reload_cse_regs): Remove prototype.
5044 2012-05-07 Richard Henderson <rth@redhat.com>
5046 * config/alpha/alpha.md (clear_cache): New pattern.
5048 2012-05-07 Steven Bosscher <steven@gcc.gnu.org>
5051 * gimplify.c (preprocess_case_label_vec_for_gimple): If low or high
5052 is folded to a type boundary value, verify that the resulting case
5053 label is still a care range.
5055 2012-05-07 Uros Bizjak <ubizjak@gmail.com>
5057 * config/i386/i386.md (ctz<mode>2): Emit rep;bsf
5058 only for TARGET_GENERIC, when not optimizing for size.
5059 (*ffs<mode>_1): Ditto.
5061 2012-05-07 Steven Bosscher <steven@gcc.gnu.org>
5063 * tree-cfg.c (verify_gimple_switch): Tighten checks.
5065 2012-05-07 Jakub Jelinek <jakub@redhat.com>
5067 PR tree-optimization/53239
5068 * tree-vrp.c (get_value_range): Set VR of SSA_NAME_IS_DEFAULT_DEF
5069 of DECL_BY_REFERENCE RESULT_DECL to nonnull.
5071 2012-05-07 Richard Guenther <rguenther@suse.de>
5073 PR tree-optimization/53195
5074 * tree-inline.c (setup_one_parameter): Properly add referenced
5075 vars from the parameters new known value.
5077 2012-05-07 Steven Bosscher <steven@gcc.gnu.org>
5079 * config/m68k/m68k.c (m68k_sched_branch_type): Remove.
5080 (sched_branch_type): Remove.
5081 (m68k_sched_md_init_global): Don't allocate it.
5082 (m68k_sched_md_finish_global): Don't free it.
5083 * config/m68k/m68k.h (m68k_sched_branch_type): Remove prototype.
5084 * config/m68k/m68k.md: Set the type of insns using
5085 m68k_sched_branch_type to bcc directly.
5087 2012-05-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5089 * config/sol2.c (solaris_override_options): New function.
5090 * config/sol2-protos.h (solaris_override_options): Declare.
5091 * config/sol2.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
5093 2012-05-07 Richard Guenther <rguenther@suse.de>
5095 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Return
5096 whether we failed to compute data dependences.
5097 (loop_prefetch_arrays): Fail if we failed.
5099 2012-05-07 Uros Bizjak <ubizjak@gmail.com>
5100 Paolo Bonzini <bonzini@gnu.org>
5102 * config/i386/i386.md (ctz<mode>2): Emit rep;bsf even for !TARGET_BMI.
5103 Emit bsf when optimizing for size.
5104 (*ffs<mode>_1): Ditto.
5106 2012-05-07 Oleg Endo <olegendo@gcc.gnu.org>
5109 * config/sh/sh.c (sh_rtx_costs): Handle SET.
5111 2012-05-06 Uros Bizjak <ubizjak@gmail.com>
5114 * config/i386/i386.md (swap<mode>): Rename from *swap<mode>.
5115 (bswapdi2): Split from bswap<mode>2. Use nonnimediate_operand
5116 predicate for operand 1. Force operand 1 to register for TARGET_BSWAP.
5118 (*bswapdi2_doubleword): New insn pattern.
5119 (*bswap<mode>2): Rename from *bswap<mode>2_1.
5121 2012-05-06 Richard Sandiford <rdsandiford@googlemail.com>
5123 * config/mips/mips.c (mips_set_reg_reg_piece_cost): New function.
5124 (mips_set_reg_reg_cost): Likewise.
5125 (mips_rtx_costs): Handle SET.
5127 2012-05-06 Richard Sandiford <rdsandiford@googlemail.com>
5129 * lower-subreg.c (shift_cost): Use set_src_cost, avoiding the SET.
5130 (compute_costs): Likewise for the zero extension. Use set_rtx_cost
5131 to compute the cost of moves. Set the mode of the target register.
5133 2012-05-05 Richard Sandiford <rdsandiford@googlemail.com>
5135 * rtl.h (plus_constant, plus_constant_mode): Merge into a single
5136 plus_constant function.
5137 * explow.c (plus_constant, plus_constant_mode): Likewise. Assert
5138 that the mode is sensible.
5139 (use_anchored_address, round_push, allocate_dynamic_stack_space)
5140 (probe_stack_range, anti_adjust_stack_and_probe): Update calls to
5143 * alias.c (canon_rtx): Likewise.
5144 (init_alias_analysis): Likewise.
5145 * builtins.c (expand_builtin_return_addr)
5146 (expand_builtin_setjmp_setup, expand_builtin_longjmp)
5147 (expand_builtin_nonlocal_goto, expand_builtin_update_setjmp_buf)
5148 (expand_builtin_apply_args_1, expand_builtin_apply, expand_movstr)
5149 (expand_builtin_stpcpy): Likewise.
5150 * calls.c (save_fixed_argument_area, restore_fixed_argument_area)
5151 (compute_argument_addresses, internal_arg_pointer_based_exp)
5152 (expand_call, emit_library_call_value_1): Likewise.
5153 * cfgexpand.c (expand_one_stack_var_at, expand_debug_expr): Likewise.
5154 * combine-stack-adj.c (try_apply_stack_adjustment): Likewise.
5155 * combine.c (combine_simplify_rtx, force_to_mode): Likewise.
5156 * cse.c (insert_const_anchor, find_reg_offset_for_const)
5157 (use_related_value, fold_rtx): Likewise.
5158 * cselib.c (cselib_subst_to_values): Likewise.
5159 * dse.c (record_store, check_mem_read_rtx): Likewise.
5160 * dwarf2out.c (rtl_for_decl_location, gen_variable_die): Likewise.
5161 * emit-rtl.c (adjust_address_1): Likewise.
5162 * except.c (sjlj_emit_function_enter)
5163 (expand_builtin_extract_return_addr)
5164 (expand_builtin_frob_return_addr): Likewise.
5165 * expmed.c (expand_divmod): Likewise.
5166 * expr.c (move_by_pieces, store_by_pieces, store_by_pieces_1)
5167 (emit_move_resolve_push, push_block, emit_push_insn, store_expr)
5168 (expand_expr_addr_expr_1, expand_expr_real_1): Likewise.
5169 * function.c (assign_stack_local_1)
5170 (instantiate_virtual_regs_in_rtx): Likewise.
5171 * optabs.c (prepare_cmp_insn): Likewise.
5172 * recog.c (offsettable_address_addr_space_p): Likewise.
5173 * reload.c (find_reloads_address, form_sum)
5174 (find_reloads_subreg_address): Likewise.
5175 * reload1.c (init_reload, eliminate_regs_1)
5176 (eliminate_regs_in_insn): Likewise.
5177 * simplify-rtx.c (simplify_unary_operation_1)
5178 (simplify_binary_operation_1, simplify_plus_minus): Likewise.
5179 * var-tracking.c (compute_cfa_pointer, prepare_call_arguments)
5180 (vt_add_function_parameter): Likewise.
5182 * config/alpha/alpha.h (EH_RETURN_HANDLER_RTX): Likewise.
5183 * config/alpha/vms.h (EH_RETURN_HANDLER_RTX): Likewise.
5184 * config/alpha/alpha.c (alpha_legitimize_address_1)
5185 (get_unaligned_address, alpha_expand_unaligned_load)
5186 (alpha_expand_unaligned_store, alpha_expand_unaligned_load_words)
5187 (alpha_expand_unaligned_store_words, alpha_expand_block_clear)
5188 (alpha_expand_builtin_establish_vms_condition_handler)
5189 (alpha_setup_incoming_varargs, emit_frame_store_1)
5190 (alpha_expand_prologue, alpha_expand_epilogue)
5191 (alpha_use_linkage): Likewise.
5192 * config/alpha/alpha.md: Likewise.
5194 * config/arm/arm.c (arm_trampoline_init, legitimize_pic_address)
5195 (arm_load_pic_register, arm_pic_static_addr, arm_legitimize_address)
5196 (thumb_legitimize_address, arm_gen_load_multiple_1)
5197 (arm_gen_store_multiple_1, arm_gen_multiple_op, gen_ldm_seq)
5198 (gen_stm_seq, gen_const_stm_seq, arm_block_move_unaligned_straight)
5199 (arm_block_move_unaligned_loop, arm_gen_movmemqi, arm_reload_in_hi)
5200 (arm_reload_out_hi, arm_reorg, vfp_emit_fstmd, emit_multi_reg_push)
5201 (emit_sfm, thumb_set_frame_pointer, arm_expand_prologue)
5202 (thumb1_emit_multi_reg_push, thumb1_expand_prologue)
5203 (thumb_expand_movmemqi, arm_set_return_address)
5204 (thumb_set_return_address): Likewise.
5205 * config/arm/arm.md: Likewise.
5207 * config/avr/avr.c (avr_incoming_return_addr_rtx)
5208 (avr_prologue_setup_frame, expand_epilogue)
5209 (avr_const_address_lo16): Likewise.
5211 * config/bfin/bfin.h (EH_RETURN_HANDLER_RTX): Likewise.
5212 * config/bfin/bfin.c (setup_incoming_varargs, bfin_load_pic_reg)
5213 (bfin_expand_prologue, bfin_trampoline_init, bfin_expand_call)
5214 (bfin_output_mi_thunk): Likewise.
5216 * config/c6x/c6x.c (c6x_initialize_trampoline)
5217 (c6x_output_mi_thunk): Likewise.
5219 * config/cr16/cr16.h (EH_RETURN_HANDLER_RTX): Likewise.
5220 * config/cr16/cr16.c (cr16_create_dwarf_for_multi_push): Likewise.
5222 * config/cris/cris.c (cris_return_addr_rtx, cris_split_movdx)
5223 (cris_expand_prologue, cris_expand_epilogue, cris_gen_movem_load)
5224 (cris_emit_movem_store, cris_trampoline_init): Likewise.
5225 * config/cris/cris.md: Likewise.
5227 * config/darwin.c (machopic_indirect_data_reference)
5228 (machopic_legitimize_pic_address): Likewise.
5230 * config/epiphany/epiphany.c (epiphany_emit_save_restore)
5231 (epiphany_expand_prologue, epiphany_expand_epilogue)
5232 (epiphany_trampoline_init): Likewise.
5233 * config/epiphany/epiphany.md: Likewise.
5235 * config/fr30/fr30.c (fr30_move_double): Likewise.
5237 * config/frv/frv.c (frv_dwarf_store, frv_expand_prologue)
5238 (frv_expand_block_move, frv_expand_block_clear, frv_return_addr_rtx)
5239 (frv_index_memory, unspec_got_name, frv_find_base_term)
5240 (frv_output_dwarf_dtprel): Likewise.
5242 * config/h8300/h8300.c (h8300_push_pop, h8300_return_addr_rtx)
5243 (h8300_swap_into_er6, h8300_swap_out_of_er6): Likewise.
5245 * config/i386/i386.h (RETURN_ADDR_RTX): Likewise.
5246 * config/i386/i386.c (setup_incoming_varargs_64)
5247 (setup_incoming_varargs_ms_64, choose_baseaddr)
5248 (ix86_emit_save_reg_using_mov, ix86_adjust_stack_and_probe)
5249 (ix86_emit_probe_stack_range, ix86_expand_prologue)
5250 (ix86_emit_restore_reg_using_pop, ix86_emit_leave)
5251 (ix86_expand_epilogue, legitimize_pic_address, ix86_legitimize_address)
5252 (ix86_split_long_move, ix86_expand_movmem, ix86_expand_setmem)
5253 (ix86_static_chain, ix86_trampoline_init, x86_this_parameter)
5254 (x86_output_mi_thunk): Likewise.
5255 * config/i386/i386.md: Likewise.
5257 * config/ia64/ia64.c (ia64_expand_load_address)
5258 (ia64_expand_tls_address, ia64_expand_move, ia64_split_tmode)
5259 (do_spill, ia64_trampoline_init): Likewise.
5261 * config/iq2000/iq2000.c (iq2000_va_start)
5262 (iq2000_emit_frame_related_store, iq2000_expand_prologue)
5263 (iq2000_expand_eh_return, iq2000_setup_incoming_varargs)
5264 (iq2000_print_operand, iq2000_legitimize_address): Likewise.
5266 * config/lm32/lm32.c (lm32_setup_incoming_varargs): Likewise.
5268 * config/m32c/m32c.c (m32c_return_addr_rtx)
5269 (m32c_expand_insv): Likewise.
5271 * config/m32r/m32r.c (m32r_setup_incoming_varargs)
5272 (m32r_legitimize_pic_address, m32r_print_operand)
5273 (m32r_print_operand_address): Likewise.
5275 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Likewise.
5276 * config/m68k/m68k.h (RETURN_ADDR_RTX): Likewise.
5277 (EH_RETURN_HANDLER_RTX): Likewise.
5278 * config/m68k/m68k.c (m68k_emit_movem, m68k_expand_prologue)
5279 (m68k_expand_epilogue, legitimize_pic_address)
5280 (m68k_output_mi_thunk): Likewise.
5281 * config/m68k/m68k.md: Likewise.
5283 * config/mcore/mcore.c (mcore_expand_prolog): Likewise.
5284 (mcore_expand_epilog): Likewise.
5285 * config/mcore/mcore.md: Likewise.
5287 * config/mep/mep.c (mep_allocate_initial_value)
5288 (mep_expand_prologue, mep_expand_epilogue): Likewise.
5290 * config/microblaze/microblaze.c (double_memory_operand)
5291 (microblaze_block_move_loop): Likewise.
5293 * config/mips/mips.c (mips_strip_unspec_address, mips_add_offset)
5294 (mips_setup_incoming_varargs, mips_va_start, mips_block_move_loop)
5295 (mips_print_operand, mips16e_save_restore_reg, mips_save_restore_reg)
5296 (mips_expand_prologue, mips_epilogue_set_cfa)
5297 (mips_expand_epilogue): Likewise.
5298 * config/mips/mips.md: Likewise.
5300 * config/mmix/mmix.c (mmix_dynamic_chain_address, mmix_return_addr_rtx)
5301 (mmix_expand_prologue, mmix_expand_epilogue): Likewise.
5303 * config/mn10300/mn10300.c (mn10300_gen_multiple_store)
5304 (mn10300_builtin_saveregs, mn10300_trampoline_init): Likewise.
5306 * config/moxie/moxie.h (INCOMING_RETURN_ADDR_RTX): Likewise.
5307 (EH_RETURN_HANDLER_RTX): Likewise.
5308 * config/moxie/moxie.c (moxie_static_chain): Likewise.
5310 * config/pa/pa.c (legitimize_pic_address, hppa_legitimize_address)
5311 (store_reg, set_reg_plus_d, pa_expand_prologue, load_reg)
5312 (pa_return_addr_rtx, hppa_builtin_saveregs)
5313 (pa_trampoline_init): Likewise.
5314 * config/pa/pa.md: Likewise.
5316 * config/pdp11/pdp11.c (pdp11_expand_epilogue): Likewise.
5318 * config/picochip/picochip.c (picochip_static_chain): Likewise.
5320 * config/rs6000/rs6000.h (RS6000_SAVE_TOC): Likewise.
5321 * config/rs6000/rs6000.c (rs6000_legitimize_address)
5322 (setup_incoming_varargs, print_operand, rs6000_return_addr)
5323 (rs6000_emit_eh_reg_restore, rs6000_emit_probe_stack_range)
5324 (rs6000_emit_epilogue)
5325 (rs6000_machopic_legitimize_pic_address): Likewise.
5327 * config/rx/rx.c (gen_rx_rtsd_vector, gen_rx_popm_vector): Likewise.
5329 * config/s390/s390.h (INITIAL_FRAME_ADDRESS_RTX): Likewise.
5330 (DYNAMIC_CHAIN_ADDRESS): Likewise.
5331 * config/s390/s390.c (s390_decompose_address, legitimize_pic_address)
5332 (s390_delegitimize_address, print_operand, annotate_constant_pool_refs)
5333 (replace_constant_pool_ref, s390_return_addr_rtx, s390_back_chain_rtx)
5334 (save_fpr, restore_fpr, save_gprs, restore_gprs, s390_emit_prologue)
5335 (s390_emit_epilogue, s390_function_profiler): Likewise.
5336 * config/s390/s390.md: Likewise.
5338 * config/score/score.c (score_add_offset, score_prologue): Likewise.
5340 * config/sh/sh.c (expand_block_move, push_regs, sh_builtin_saveregs)
5341 (sh_output_mi_thunk): Likewise.
5342 * config/sh/sh.md: Likewise.
5344 * config/sparc/sparc.h (DYNAMIC_CHAIN_ADDRESS, FRAME_ADDR_RTX)
5345 (RETURN_ADDR_RTX, INCOMING_RETURN_ADDR_RTX): Likewise.
5346 * config/sparc/sparc.c (sparc_legitimize_pic_address)
5347 (sparc_emit_probe_stack_range, emit_save_or_restore_regs)
5348 (emit_window_save, sparc_flat_expand_prologue, sparc_struct_value_rtx)
5349 (emit_and_preserve): Likewise.
5350 * config/sparc/sparc.md: Likewise.
5352 * config/spu/spu.h (DYNAMIC_CHAIN_ADDRESS): Likewise.
5353 * config/spu/spu.c (spu_expand_insv, spu_machine_dependent_reorg)
5354 (spu_setup_incoming_varargs, ea_load_store_inline)
5355 (spu_expand_load): Likewise.
5357 * config/stormy16/stormy16.c (xstormy16_expand_prologue)
5358 (combine_bnp): Likewise.
5360 * config/tilegx/tilegx.h (DYNAMIC_CHAIN_ADDRESS): Likewise.
5361 * config/tilegx/tilegx.c (tilegx_setup_incoming_varargs)
5362 (tilegx_expand_unaligned_load, tilegx_trampoline_init): Likewise.
5364 * config/tilepro/tilepro.h (DYNAMIC_CHAIN_ADDRESS): Likewise.
5365 * config/tilepro/tilepro.c (tilepro_setup_incoming_varargs)
5366 (tilepro_expand_unaligned_load, tilepro_trampoline_init): Likewise.
5368 * config/v850/v850.c (expand_prologue, expand_epilogue): Likewise.
5369 * config/v850/v850.md: Likewise.
5371 * config/vax/elf.h (EH_RETURN_STACKADJ_RTX): Likewise.
5372 (EH_RETURN_HANDLER_RTX): Likewise.
5373 * config/vax/vax.h (DYNAMIC_CHAIN_ADDRESS, RETURN_ADDR_RTX): Likewise.
5374 * config/vax/vax.c (vax_add_reg_cfa_offset, vax_expand_prologue)
5375 (print_operand_address, vax_trampoline_init): Likewise.
5377 * config/xtensa/xtensa.c (xtensa_expand_prologue, xtensa_return_addr)
5378 (xtensa_function_value_regno_p): Likewise.
5380 2012-05-04 Andrew Pinski <apinski@cavium.com>
5382 * expr.c (get_def_for_expr_class): New function.
5383 (convert_tree_comp_to_rtx): New function.
5384 (expand_cond_expr_using_cmove): New function.
5385 (expand_expr_real_2 <case COND_EXPR>): Call
5386 expand_cond_expr_using_cmove first and return if it succeeds.
5387 Remove the check for HAVE_conditional_move since we should have
5388 already converted it to a conditional move.
5389 * config/i386/i386.c (ix86_expand_int_movcc): Disallow comparison
5390 modes of DImode for 32bits and TImode.
5392 2012-05-04 Steven Bosscher <steven@gcc.gnu.org>
5395 * read-md.c (fprint_md_ptr_loc, fprint_c_condition): New functions.
5396 (print_md_ptr_loc, print_c_condition): Use them.
5397 * read-md.h (fprint_md_ptr_loc, fprint_c_condition): New prototypes.
5398 * genattrtab.c (attr_file_name, dfa_file_name, latency_file_name,
5399 attr_file, dfa_file, latency_file): New global variables.
5400 (write_attr_valueq, write_attr_set, write_attr_case, write_attr_value,
5401 write_upcase, write_indent, write_length_unit_log, write_test_expr,
5402 write_attr_get, write_insn_cases, write_eligible_delay,
5403 write_const_num_delay_slots): Accept FILE pointer and toss it around.
5405 (write_header, open_outfile, handle_arg): New funcions.
5406 (make_automaton_attrs): Write prototypes as extern to the output
5408 (main): Use init_rtx_reader_args_cb with handle_arg to take 3 file
5409 names from the command line. Open the output files and write out
5410 internal functions for DFA functions to dfa_file_name, insn latency
5411 functions to latency_file_name, and everything else to attr_file.
5412 * Makefile.in (OBJS): Add insn-dfatab.o and insn-latencytab.o.
5413 (BACKEND): Build libbackend first.
5414 (MOSTLYCLEANFILES): Add insn-dfatab.c and insn-latencytab.c.
5415 (.PRECIOUS): Likewise.
5416 (insn-dfatab.o): New rule.
5417 (insn-latencytab.o): New rule.
5418 (simple_rtl_generated_c): Do not include insn-attrtab.c.
5419 (s-attrtab): New rule.
5421 2012-05-04 Steven Bosscher <steven@gcc.gnu.org>
5423 * rtl.def (ATTR_FLAG): Remove probability indicating flags.
5424 * genattr.c (main): Remove ATTR_FLAG_likely, ATTR_FLAG_unlikely,
5425 ATTR_FLAG_very_likely, and ATTR_FLAG_very_unlikely.
5426 * reorg.c (get_jump_flags): Do not set the removed flags.
5428 * doc/md.texi (attr_flag): Update for abovementioned changes.
5430 2012-05-04 Uros Bizjak <ubizjak@gmail.com>
5433 * config/i386/i386.h (X86_ARCH_CMOV): Rename from X86_ARCH_CMOVE.
5434 (TARGET_CMOV): Rename from TARGET_CMOVE.
5435 (TARGET_CMOVE): New define.
5436 * config/i386/i386.c (ix86_option_override_internal): Use TARGET_CMOV.
5437 Do not set TARGET_CMOVE here.
5439 2012-05-04 Dodji Seketeli <dodji@redhat.com>
5441 Enable -Wunused-local-typedefs when -Wall or -Wunused is on
5442 * opts.c (finish_options): Activate -Wunused-local-typedefs if
5443 -Wunused is activated.
5444 * doc/invoke.texi: Update blurb of -Wunused-local-typedefs.
5446 2012-05-04 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5448 * config/s390/s390.md (*movmem_short, *clrmem_short)
5449 (*cmpmem_short): Move the mode check from the insn condition to
5452 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
5454 PR tree-optimization/52633
5455 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Swap order of
5456 vect_recog_widen_shift_pattern and vect_recog_over_widening_pattern.
5457 (vect_recog_over_widening_pattern): Remove handling of code that was
5458 already detected as over-widening pattern. Remove special handling
5459 of "unsigned" cases. Instead, support general case of conversion
5460 of the shift result to another type.
5462 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
5464 * tree-vect-patterns.c (vect_single_imm_use): New function.
5465 (vect_recog_widen_mult_pattern): Use it instead of open-coding loop.
5466 (vect_recog_over_widening_pattern): Likewise.
5467 (vect_recog_widen_shift_pattern): Likewise.
5469 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
5471 * tree-vect-patterns.c (vect_same_loop_or_bb_p): New function.
5472 (vect_handle_widen_op_by_const): Use it instead of open-coding test.
5473 (vect_recog_widen_mult_pattern): Likewise.
5474 (vect_operation_fits_smaller_type): Likewise.
5475 (vect_recog_over_widening_pattern): Likewise.
5476 (vect_recog_widen_shift_pattern): Add to vect_same_loop_or_bb_p test.
5478 2012-05-04 Richard Guenther <rguenther@suse.de>
5481 * lto-wrapper.c (merge_and_complain): Complain about mismatches
5482 of -freg-struct-return and -fpcc-struct-return.
5483 (run_gcc): Pass through -freg-struct-return and -fpcc-struct-return
5484 from the input file options and ignore those from the link
5487 2012-05-04 Richard Guenther <rguenther@suse.de>
5489 PR tree-optimization/53168
5490 * tree-ssa-pre.c (phi_translate_1): Only handle type-punned
5491 memory reads when the result is a constant we can pun.
5493 2012-05-04 Richard Guenther <rguenther@suse.de>
5495 * common.opt (flto-report): Do not mark as Optimization.
5497 2012-05-04 Eric Botcazou <ebotcazou@adacore.com>
5500 * recog.c (constrain_operands): If extra constraints are present, also
5501 accept pseudo-registers with equivalent memory locations during reload.
5503 2012-05-04 Olivier Hainque <hainque@adacore.com>
5505 * collect2.c (may_unlink_output_file): New global.
5506 (maybe_unlink): Honor it.
5507 * collect2.h: Add extern for it.
5508 * tlink.c (do_tlink): Set it to true if the link succeeded.
5510 2012-05-04 Olivier Hainque <hainque@adacore.com>
5512 * gcc.c (eval_spec_function): Finalize/restore the current string
5513 obstack state as part of the context push/pop operations.
5515 2012-05-04 Bin Cheng <bin.cheng@arm.com>
5517 PR rtl-optimization/52804
5518 * reload1.c (reload_reg_reaches_end_p): Check whether successor
5519 reload with type RELOAD_FOR_INPUT_ADDRESS kills reload register
5520 of current one with type RELOAD_FOR_INPADDR_ADDRESS.
5521 Same stands for reloads with type RELOAD_FOR_OUTPUT_ADDRESS and
5522 RELOAD_FOR_OUTADDR_ADDRESS.
5524 2012-05-04 Manuel López-Ibáñez <manu@gcc.gnu.org>
5527 * tree-diagnostic.c (maybe_unwind_expanded_macro_loc): Show caret
5528 for macro expansion.
5530 2012-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
5532 * flags.h (flag_permissive): Do not declare.
5533 * diagnostic.c (diagnostic_report_diagnostic): Handle fpermissive
5535 * toplev.c (flag_permissive): Do not define.
5536 * c-tree.h (system_header_p): Delete unused.
5538 2012-05-03 David S. Miller <davem@davemloft.net>
5541 * config/sparc/sparc.c (emit_soft_tfmode_libcall): If we pass a
5542 MEM directly into a libcall, mark it's MEM_EXPR as addressable.
5543 (sparc_emit_float_lib_cmp): Likewise.
5545 2012-05-03 Michael Meissner <meissner@linux.vnet.ibm.com>
5548 * config/rs6000/rs6000.md (bswapdi splitters): If
5549 -mavoid-indexed-addresses (or -mcpu=power6 which sets it by
5550 default) is used, generate an alternate sequence that does not
5551 depend on using indexed addressing.
5553 2012-05-03 Jason Merrill <jason@redhat.com>
5555 * gengtype.c (write_types): Fix warning message.
5556 (write_local): Likewise.
5558 2012-05-02 Jason Merrill <jason@redhat.com>
5560 * dwarf2out.c (struct external_ref, build_local_stub): New.
5561 (hash_external_ref, external_ref_eq, lookup_external_ref): New.
5562 (optimize_external_refs, optimize_external_refs_1): New.
5563 (change_AT_die_ref): New.
5564 (clone_as_declaration): Add DW_AT_signature when cloning a declaration.
5565 (build_abbrev_table): Take the external refs hashtable.
5566 (output_comp_unit): Get it from optimize_external_refs and pass it in.
5568 2012-05-03 Jan Hubicka <jh@suse.cz>
5571 * tree-emutls.c (new_emutls_decl): Fix handling of aliases.
5573 2012-05-03 Jan Hubicka <jh@suse.cz>
5576 * ipa.c (cgraph_remove_unreachable_nodes): Fix handling of clones.
5578 2012-05-03 Jason Merrill <jason@redhat.com>
5580 * dwarf2out.c (die_struct): Add comdat_type_p flag. Use it instead of
5581 use_debug_types to discriminate the die_id union.
5582 (print_die, assign_symbol_names, copy_decls_walk): Likewise.
5583 (build_abbrev_table, output_die): Likewise.
5584 (prune_unused_types_walk_attribs): Likewise.
5585 (generate_type_signature, copy_declaration_context): Set it.
5586 (remove_child_or_replace_with_skeleton): Set it.
5587 (dwarf2out_start_source_file, dwarf2out_end_source_file): Don't
5588 check use_debug_types.
5589 (dwarf2out_finish): Do break_out_includes after .debug_types.
5591 2012-05-03 Jason Merrill <jason@redhat.com>
5593 * dwarf2out.c (modified_type_die): Use scope_die_for.
5594 (gen_type_die_with_usage, dwarf2out_finish): Likewise.
5595 (uses_local_type_r, uses_local_type): New.
5596 (scope_die_for): Keep a type that uses a local type in local scope.
5597 Use get_context_die for namespace and type scope.
5599 2012-05-03 Jason Merrill <jason@redhat.com>
5601 * config/i386/i386.c (ix86_code_end): Set DECL_IGNORED_P on the
5603 * dwarf2out.c (output_aranges): Skip DECL_IGNORED_P functions.
5604 (dwarf2out_finish): Likewise.
5606 2012-05-03 Martin Jambor <mjambor@suse.cz>
5608 * builtins.c (get_object_alignment_1): Return whether we can determine
5609 the alignment or conservatively assume byte alignment. Return the
5610 alignment by reference. Use get_pointer_alignment_1 for dereference
5612 (get_pointer_alignment_1): Return whether we can determine the
5613 alignment or conservatively assume byte alignment. Return the
5614 alignment by reference. Use get_ptr_info_alignment to get SSA name
5616 (get_object_alignment): Update call to get_object_alignment_1.
5617 (get_object_or_type_alignment): Likewise, fall back to type alignment
5618 only when it returned false.
5619 (get_pointer_alignment): Update call to get_pointer_alignment_1.
5620 * fold-const.c (get_pointer_modulus_and_residue): Update call to
5621 get_object_alignment_1.
5622 * ipa-prop.c (ipa_modify_call_arguments): Update call to
5623 get_pointer_alignment_1.
5624 * tree-sra.c (build_ref_for_offset): Likewise, fall back to the type
5625 of MEM_REF or TARGET_MEM_REF only when it returns false.
5626 * tree-ssa-ccp.c (get_value_from_alignment): Update call to
5627 get_object_alignment_1.
5628 (ccp_finalize): Use set_ptr_info_alignment.
5629 * tree.h (get_object_alignment_1): Update declaration.
5630 (get_pointer_alignment_1): Likewise.
5631 * gimple-pretty-print.c (dump_gimple_phi): Use get_ptr_info_alignment.
5632 (dump_gimple_stmt): Likewise.
5633 * tree-flow.h (ptr_info_def): Updated comments of fields align and
5635 (get_ptr_info_alignment): Declared.
5636 (mark_ptr_info_alignment_unknown): Likewise.
5637 (set_ptr_info_alignment): Likewise.
5638 (adjust_ptr_info_misalignment): Likewise.
5639 * tree-ssa-address.c (copy_ref_info): Use new access functions to get
5640 and set alignment of SSA names.
5641 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Call
5642 mark_ptr_info_alignment_unknown.
5643 * tree-ssanames.c (get_ptr_info_alignment): New function.
5644 (mark_ptr_info_alignment_unknown): Likewise.
5645 (set_ptr_info_alignment): Likewise.
5646 (adjust_ptr_info_misalignment): Likewise.
5647 (get_ptr_info): Call mark_ptr_info_alignment_unknown.
5648 * tree-vect-data-refs.c (vect_create_addr_base_for_vector_ref):
5650 (bump_vector_ptr): Likewise.
5651 * tree-vect-stmts.c (create_array_ref): Use set_ptr_info_alignment.
5652 (vectorizable_store): Likewise.
5653 (vectorizable_load): Likewise.
5655 2012-05-03 Michael Matz <matz@suse.de>
5657 * basic-block.h (struct rtl_bb_info, struct gimple_bb_info): Move
5658 in front of basic_block_def.
5659 (struct basic_block_def): Make il.gimple the full struct, not a
5661 (__assert_gimple_bb_smaller_rtl_bb): Asserting typedef.
5663 * cfgexpand.c (expand_gimple_basic_block): Clear all il.gimple members.
5664 * gimple-iterator.c (gimple_stmt_iterator): Don't special case
5665 NULL il.gimple, which can't happen anymore.
5666 * gimple.h (bb_seq): il.gimple can't be NULL.
5667 (bb_seq_add): Ditto.
5668 (set_bb_seq): Adjust.
5669 (gsi_start_bb, gsi_last_bb): Tidy.
5670 * lto-streamer-in.c (make_new_block): Don't zero members that
5671 are zeroed already, don't allocate a gimple_bb_info.
5672 * tree-cfg.c (create_bb): Don't allocate a gimple_bb_info.
5673 (remove_bb): Clear all il.gimple members.
5674 (gimple_verify_flow_info): Adjust for flat il.gimple.
5675 * tree-flow-inline.h (phi_nodes, phi_nodes_ptr, set_phi_nodes): Adjust.
5677 * coretypes.h (const_gimple_seq): Remove typedef.
5678 * gimple.h (gimple_seq_first): Take gimple_seq.
5679 (gimple_seq_first_stmt): Ditto.
5680 (gimple_seq_last): Ditto.
5681 (gimple_seq_last_stmt): Ditto.
5682 (gimple_seq_empty_p): Ditto.
5684 2012-05-03 Richard Guenther <rguenther@suse.de>
5686 * tree-ssa-pre.c (valid_in_sets): Remove checking of trapping
5688 (prune_clobbered_mems): Do it here. Do not uselessly sort expressions.
5689 (compute_avail): Do not add possibly trapping operations to
5690 EXP_GEN if they might not be executed in the block.
5692 2012-05-03 Uros Bizjak <ubizjak@gmail.com>
5694 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Remove.
5696 2012-05-03 Steven Bosscher <steven@gcc.gnu.org>
5698 * tree-switch-conversion.c (gen_inbound_check): Free post-dominance
5699 information as early as possible. Update dominance info instead of
5702 2012-05-03 Richard Guenther <rguenther@suse.de>
5704 * tree-ssa-pre.c (debug_bitmap_sets_for): New function.
5705 (union_contains_value): Remove.
5706 (vro_valid_in_sets): Likewise.
5707 (op_valid_in_sets): New function.
5708 (valid_in_sets): Use op_valid_in_sets.
5709 (insert_into_preds_of_block): Move dumping ...
5710 (do_regular_insertion): ... here.
5711 (do_partial_partial_insertion): ... and here. Dump that
5712 we've found a partial partial redundancy.
5713 (insert): Dump the current insert iteration.
5715 2012-05-03 Jakub Jelinek <jakub@redhat.com>
5718 * gcc-ar.c (main): If GCC_EXEC_PREFIX is set in env,
5719 append program name to it and pass that as first argument
5720 to make_relative_prefix. Always pass standard_libexec_prefix
5721 as last argument to make_relative_prefix. If
5722 make_relative_prefix returns NULL, fall back to
5723 standard_libexec_prefix.
5726 * tree-predcom.c (remove_stmt): Call reset_debug_uses on stmts being
5730 * config/arm/arm.c (arm_select_cc_mode): If x has MODE_CC class
5731 mode, return that mode.
5734 * config/i386/i386-c.c (ix86_target_macros_internal): Don't
5735 define __ATOMIC_HLE_* macros here.
5736 (ix86_target_macros): But here, using cpp_define_formatted.
5738 2012-05-03 Richard Guenther <rguenther@suse.de>
5740 PR tree-optimization/53144
5741 * tree-ssa-sccvn.c (vn_reference_lookup_or_insert_constant_for_pieces):
5743 (vn_reference_lookup_or_insert_for_pieces): ... this. Properly deal
5744 with SSA name values.
5745 (vn_reference_lookup_3): Adjust callers.
5747 2012-05-03 Ganesh Gopalasubramanian <Ganesh.Gopalasubramanian@amd.com>
5749 * config/i386/driver-i386.c (host_detect_local_cpu): Reset
5750 has_fma4 for AMD processors with both fma3 and fma4 support.
5752 2012-05-03 Kirill Yukhin <kirill.yukhin@intel.com>
5755 * config/i386/driver-i386.c (host_detect_local_cpu): Add space to
5758 2012-05-03 Michael Matz <matz@suse.de>
5761 * tree-ssa-dse.c (dse_optimize_stmt): Take pointer to iterator.
5762 (dse_enter_block): Properly iterate the whole sequence even
5763 if the last statement was removed.
5765 2012-05-02 Steven Bosscher <steven@gcc.gnu.org>
5767 * config/alpha/vms.h (SUBTARGET_OVERRIDE_OPTIONS): For pic code,
5768 unset flag_jump_tables.
5769 * stmt.c (expand_case): Remove special flag_pic case conditional
5770 on ASM_OUTPUT_ADDR_DIFF_ELT not being defined.
5772 2012-05-02 Ulrich Weigand <ulrich.weigand@linaro.org>
5774 * common/config/s390/s390-common.c (s390_option_optimization_table):
5775 Enable -fsched-pressure using -fsched-pressure-algorithm=model by
5776 default when optimizing.
5778 2012-05-02 Martin Jambor <mjambor@suse.cz>
5781 * dwarf2out.c (dwarf2out_decl): Only lookup die representing context
5782 of a variable when the contect is a function.
5784 2012-05-02 Michael Matz <matz@suse.de>
5786 * coretypes.h (gimple_seq, const_gimple_seq): Typedef as gimple.
5787 * gimple.h (struct gimple_seq_node_d, struct gimple_seq_d): Remove.
5788 (const_gimple_seq_node): Remove.
5789 (gimple_seq_node): Typedef as gimple.
5790 (struct gimple_statement_base): Add next and prev members,
5791 adjust all WORD markers in using structs.
5792 (union gimple_statement_d): Link via gsbase.next field for GC and PCH.
5793 (gimple_seq_first, gimple_seq_first_stmt, gimple_seq_last,
5794 gimple_seq_last_stmt): Adjust as gimple_seq, gimple_seq_node and
5795 gimple are the same.
5796 (gimple_seq_set_last, gimple_seq_set_first): Don't allocate
5798 (gimple_init_singleton): New function.
5799 (gsi_start_1, gsi_last_1, gsi_end_p, gsi_one_before_end_p): Adjust.
5800 (gsi_next, gsi_prev): Adjust, handle prev cyclic list correctly.
5802 (gsi_stmt_ptr): Remove.
5803 (enum gimple_alloc_kind): Remove gimple_alloc_kind_seq member.
5805 * gimple-iterator.c (update_bb_for_stmts): Take last parameter
5806 again, adjust for above changes.
5807 (update_call_edge_frequencies): Adjust for above changes.
5808 (gsi_insert_seq_nodes_before): Rewrite for new data structure.
5809 (gsi_insert_seq_nodes_after): Ditto.
5810 (gsi_split_seq_after): Ditto.
5811 (gsi_set_stmt): Ditto.
5812 (gsi_split_seq_before): Ditto.
5813 (gsi_remove): Ditto.
5814 (gsi_insert_seq_before_without_update): Don't free sequence.
5815 (gsi_insert_seq_after_without_update): Ditto.
5816 (gsi_replace): Assert some more invariants.
5817 (gsi_insert_before_without_update, gsi_insert_after_without_update):
5819 (gsi_for_stmt): Don't search for stmt.
5820 (gsi_insert_on_edge_immediate): Tidy.
5822 * gimple.c (gimple_alloc_k): Remove "sequences".
5823 (gimple_seq_cache): Remove.
5824 (gimple_alloc_stat): Make stmt a singleton sequence.
5825 (gimple_seq_alloc, gimple_seq_free): Remove.
5826 (gimple_assign_set_rhs_with_ops_1): Ensure new stmt is a singleton.
5827 (gimple_copy): Ditto.
5828 * gimplify.c (gimplify_cleanup_point_expr): Use gsi_set_stmt,
5829 create iterator from correct sequence.
5830 * tree-phinodes.c (make_phi_node): Make stmt a singleton.
5832 2012-05-02 Michael Matz <matz@suse.de>
5834 * gimple.h (gimple_stmt_iterator <seq>): Make it be pointer to
5836 (gimple_seq_set_last, gimple_seq_set_first): Take pointer to
5837 sequence, lazily allocate it.
5838 (bb_seq_addr): New function.
5839 (gsi_start_1): Rename from gsi_start, but take pointer to sequence.
5840 (gsi_start): Macro to wrap gsi_start_1 taking pointer of argument.
5841 (gsi_none): New function.
5842 (gsi_start_bb): Adjust.
5843 (gsi_last_1): Rename from gsi_last, but take pointer to sequence.
5844 (gsi_last): Macro to wrap gsi_last_1 taking pointer of argument.
5845 (gsi_last_bb): Adjust.
5847 * tree-flow-inline.h (phi_nodes_ptr): New function.
5849 * gimple-iterator.c (gsi_insert_seq_nodes_before): Adjust to
5850 datastructure and interface change.
5851 (gsi_insert_seq_before_without_update): Ditto.
5852 (gsi_insert_seq_nodes_after): Ditto.
5853 (gsi_insert_seq_after_without_update): Ditto.
5854 (gsi_split_seq_after): Ditto, don't use gimple_seq_alloc.
5855 (gsi_split_seq_before): Ditto.
5856 (gsi_start_phis): Adjust.
5857 * tree-vect-loop.c (vect_determine_vectorization_factor): Use gsi_none.
5858 (vect_transform_loop): Ditto.
5859 * gimple.c (gimple_seq_add_stmt, gimple_seq_add_seq,
5860 gimple_seq_copy): Don't use gimple_seq_alloc.
5861 * gimplify.c (gimple_seq_add_stmt_without_update): Ditto.
5862 (gimplify_seq_add_seq): Ditto.
5863 * lto-streamer-in.c (make_new_block): Ditto.
5864 * tree-cfg.c (create_bb): Ditto.
5865 * tree-sra.c (initialize_parameter_reductions): Ditto.
5867 2012-05-02 Michael Matz <matz@suse.de>
5869 * gimple.h (gimple_seq_first, gimple_seq_first_stmt, gimple_seq_last,
5870 gimple_seq_last_stmt, gimple_seq_set_last, gimple_seq_set_first,
5871 gimple_seq_empty_p, gimple_seq_alloc_with_stmt, bb_seq,
5872 set_bb_seq): Move down to after gimple_statement_d definition.
5874 2012-05-02 Michael Matz <matz@suse.de>
5876 * gimple-fold.c (gimplify_and_update_call_from_tree): Use
5877 gsi_replace_with_seq, instead of inserting itself.
5878 * gimple-iterator.c (gsi_replace_with_seq): New function.
5879 * tree-ssa-forwprop.c (forward_propagate_comparison): Take
5880 iterator instead of statement, advance it.
5881 (ssa_forward_propagate_and_combine): Adjust call to above.
5883 2012-05-02 Michael Matz <matz@suse.de>
5885 * tree-phinodes.c (add_phi_node_to_bb): Tidy, don't use
5887 * omp-low.c (finalize_task_copyfn): Don't use gimple_seq_alloc.
5888 * tree-nested.c (walk_gimple_omp_for): Ditto.
5889 * trans-mem.c (lower_transaction): Ditto.
5890 * tree-eh.c (do_return_redirection): Ditto.
5891 (do_goto_redirection): Ditto.
5892 (lower_try_finally_switch): Ditto.
5893 * gimplify.c (gimplify_stmt): Ditto.
5894 (gimplify_scan_omp_clauses): Ditto.
5895 (gimplify_omp_for): Ditto.
5896 (gimplify_function_tree): Ditto.
5897 * gimple-fold.c (gimplify_and_update_call_from_tree): Ditto.
5898 * tree-mudflap.c (mf_decl_cache_locals): Ditto.
5899 (mf_build_check_statement_for): Ditto.
5900 (mx_register_decls): Ditto.
5901 * graphite-sese-to-poly.c (remove_invariant_phi): Ditto,
5902 and don't use itertors to append.
5903 (insert_stmts): Ditto.
5904 (insert_out_of_ssa_copy): Ditto.
5905 (insert_out_of_ssa_copy_on_edge): Ditto.
5907 2012-05-02 Michael Matz <matz@suse.de>
5909 * gimple.h (gimple_bind_body_ptr): New function.
5910 (gimple_bind_body): Use it.
5911 (gimple_catch_handler): Use gimple_catch_handler_ptr.
5912 (gimple_eh_filter_failure_ptr): New function.
5913 (gimple_eh_filter_failure): Use it.
5914 (gimple_eh_else_n_body_ptr): New function.
5915 (gimple_eh_else_n_body): Use it.
5916 (gimple_eh_else_e_body_ptr): New function.
5917 (gimple_eh_else_e_body): Use it.
5918 (gimple_try_eval_ptr): New function.
5919 (gimple_try_eval): Use it.
5920 (gimple_try_cleanup_ptr): New function.
5921 (gimple_try_cleanup): Use it.
5922 (gimple_wce_cleanup_ptr): New function.
5923 (gimple_wce_cleanup): Use it.
5924 (gimple_omp_body_ptr): New function.
5925 (gimple_omp_body): Use it.
5926 (gimple_omp_for_pre_body_ptr): New function.
5927 (gimple_omp_for_pre_body): Use it.
5928 (gimple_transaction_body_ptr): New function.
5929 (gimple_transaction_body): Use it.
5930 (gsi_split_seq_before): Adjust to return nothing and take pointer
5932 (gsi_set_stmt): Declare.
5933 (gsi_replace_with_seq): Declare.
5934 (walk_gimple_seq_mod): Declare.
5935 * function.h (struct function <gimple_body>): Use typedef gimple_seq.
5937 * gimple-iterator.c (gsi_set_stmt): New function.
5938 (gsi_split_seq_before): Return new sequence via pointer argument.
5939 (gsi_replace): Use gsi_set_stmt.
5941 * tree-ssa-loop-im.c (move_computations_stmt): First remove
5943 * tree-complex.c (update_complex_components_on_edge): Don't copy gsi.
5944 * tree-phinodes.c (resize_phi_node): Don't resize stmt in-place,
5946 (reserve_phi_args_for_new_edge): Change call to above,
5949 * omp-low.c (lower_omp): Change prototype to take pointer to sequence.
5950 (lower_rec_input_clauses): Use gimple_seq_add_seq instead of
5951 iterators. Adjust call to lower_omp.
5952 (lower_lastprivate_clauses): Adjust call to lower_omp.
5953 (lower_reduction_clauses): Ditto.
5954 (expand_omp_taskreg): Nullify non-cfg body of child_fn.
5955 (lower_omp_sections): Don't explicitely count sequence length,
5956 nullify lowered bodies earlier, ensure stmts are part of only
5957 one sequence, adjust call to lower_omp.
5958 (lower_omp_single): Ensure stmts are part of only one sequence,
5959 adjust call to lower_omp.
5960 (lower_omp_master): Ditto.
5961 (lower_omp_ordered): Ditto.
5962 (lower_omp_critical): Ditto.
5963 (lower_omp_for): Ditto.
5964 (lower_omp_taskreg): Ditto, tidy.
5965 (lower_omp_1): Adjust calls to lower_omp.
5966 (execute_lower_omp): Ditto.
5967 (lower_omp): Adjust to take pointer to sequence.
5968 (diagnose_sb_2): Use walk_gimple_seq_mod.
5969 (diagnose_omp_structured_block_errors): Ditto and set possibly
5970 changed function body.
5971 * gimple-low.c (lower_function_body): Set function body after
5973 (lower_sequence): Adjust to take pointer to sequence.
5974 (lower_omp_directive): Ensure stmt isn't put twice into the
5975 sequence, adjust call to lower_sequence.
5976 (lower_stmt): Adjust calls to lower_sequence.
5977 (lower_gimple_bind): Ditto.
5978 (gimple_try_catch_may_fallthru): Call gsi_start with lvalue.
5979 * tree-nested.c (walk_body): Take pointer to sequence, use
5980 walk_gimple_seq_mod.
5981 (walk_function): Adjust call to walk_body, set possibly changed body.
5982 (walk_gimple_omp_for): Adjust calls to walk_body.
5983 (convert_nonlocal_omp_clauses): Ditto.
5984 (convert_nonlocal_reference_stmt): Ditto.
5985 (convert_local_omp_clauses): Ditto.
5986 (convert_local_reference_stmt): Ditto.
5987 (convert_tramp_reference_stmt): Ditto.
5988 (convert_gimple_call): Ditto.
5989 (convert_nl_goto_reference): Use local iterator copy.
5990 * gimple.c (walk_gimple_seq_mod): Renamed from walk_gimple_seq,
5991 but taking pointer to sequence, ensure gsi_start is called with
5993 (walk_gimple_seq): New wrapper around walk_gimple_seq_mod,
5994 asserting that the sequence head didn't change.
5995 (walk_gimple_stmt): Replace all calls to walk_gimple_seq with
5996 walk_gimple_seq_mod.
5997 * trans-mem.c (lower_transaction): Use walk_gimple_seq_mod.
5998 (execute_lower_tm): Ditto, and set possibly changed body.
5999 * tree-eh.c (lower_eh_constructs_1): Take pointer to sequence,
6000 call gsi_start with that lvalue.
6001 (replace_goto_queue_stmt_list): Ditto.
6002 (replace_goto_queue_1): Adjust calls to replace_goto_queue_stmt_list.
6003 (replace_goto_queue): Ditto.
6004 (lower_try_finally_nofallthru): Adjust calls to lower_eh_constructs_1.
6005 (lower_try_finally_onedest): Ditto.
6006 (lower_try_finally_copy): Ditto.
6007 (lower_try_finally_switch): Ditto.
6008 (lower_try_finally): Ditto.
6009 (lower_eh_filter): Ditto.
6010 (lower_eh_must_not_throw): Ditto.
6011 (lower_cleanup): Ditto.
6012 (lower_eh_constructs_2): Ditto.
6013 (lower_catch): Ditto, and ensure gsi_start is called with lvalue.
6014 (lower_eh_constructs): Adjust calls to lower_eh_constructs_1, and
6015 set possibly changed body.
6016 (optimize_double_finally): Call gsi_start with lvalue.
6018 * tree-cfg.c (make_blocks): Adjust call to gsi_split_seq_before.
6019 (gimple_split_block): Ditto.
6020 (gimple_merge_blocks): Use gsi_start_phis.
6021 (move_stmt_r): Use walk_gimple_seq_mod.
6022 * tree-ssa-dse.c (dse_enter_block): Use gsi_last_bb.
6023 * cgraphbuild.c (build_cgraph_edges): Use gsi_start_phis.
6024 (rebuild_cgraph_edges): Ditto.
6025 (cgraph_rebuild_references): Ditto.
6026 * ipa-prop.c (ipa_analyze_params_uses): Ditto.
6027 * tree-inline.c (copy_phis_for_bb): Ditto.
6028 * tree-ssa-dce.c: Ditto.
6030 * cgraphunit.c (cgraph_analyze_function): Use gimple_has_body_p.
6032 2012-05-02 Kirill Yukhin <kirill.yukhin@intel.com>
6033 Andi Kleen <ak@linux.intel.com>
6035 * coretypes.h (MEMMODEL_MASK): New.
6036 * builtins.c (get_memmodel): Add val. Call target.memmodel_check
6037 and return new variable.
6038 (expand_builtin_atomic_exchange): Mask memmodel values.
6039 (expand_builtin_atomic_compare_exchange): Ditto.
6040 (expand_builtin_atomic_load): Ditto.
6041 (expand_builtin_atomic_store): Ditto.
6042 (expand_builtin_atomic_clear): Ditto.
6043 * doc/extend.texi: Mention port-dependent memory model flags.
6044 * config/i386/cpuid.h (bit_HLE): New.
6045 * config/i386/driver-i386.c (host_detect_local_cpu): Detect
6047 * config/i386/i386-protos.h (ix86_generate_hle_prefix): New.
6048 * config/i386/i386-c.c (ix86_target_macros_internal): Set HLE defines.
6049 (ix86_target_string)<-mhle>: New.
6050 (ix86_valid_target_attribute_inner_p) <OPT_mhle>: Ditto.
6051 * config/i386/i386.c (ix86_target_string) <OPTION_MASK_ISA_HLE>: New.
6052 (ix86_valid_target_attribute_inner_p) <OPT_mhle>: Ditto.
6053 (ix86_option_override_internal) <PTA_HLE>: New switch, set it
6054 enabled for generic, generic64 and core-avx2.
6055 (ix86_print_operand): Generate HLE lock prefixes.
6056 (ix86_memmodel_check): New.
6057 (TARGET_MEMMODEL_CHECK): Ditto.
6058 * config/i386/i386.h (OPTION_ISA_HLE): Ditto.
6059 (IX86_HLE_ACQUIRE): Ditto.
6060 (IX86_HLE_RELEASE): Ditto.
6061 * config/i386/i386.h (ix86_generate_hle_prefix): Ditto.
6062 * config/i386/i386.opt (mhle): Ditto.
6063 * config/i386/sync.md(atomic_compare_and_swap<mode>): Pass
6064 success model to instruction emitter.
6065 (atomic_fetch_add<mode>): Ditto.
6066 (atomic_exchange<mode>): Ditto.
6067 (atomic_add<mode>): Ditto.
6068 (atomic_sub<mode>): Ditto.
6069 (atomic_<code><mode>): Ditto.
6070 (*atomic_compare_and_swap_doubledi_pic): Ditto.
6071 (atomic_compare_and_swap_single<mode>): Define and use argument
6073 (atomic_compare_and_swap_double<mode>): Ditto.
6074 * configure.ac: Check if assembler support HLE prefixes.
6075 * configure: Regenerate.
6078 2012-05-02 Steven Bosscher <steven@gcc.gnu.org>
6081 * gimplify.c (preprocess_case_label_vec_for_gimple): New function,
6083 (gimplify_switch_expr): ... here.
6084 * gimple.h (preprocess_case_label_vec_for_gimple): Add prototype.
6085 * tree-ssa-forwprop.c (simplify_gimple_switch_label_vec): New function
6086 to clean up case labels with values outside the index type range.
6087 (simplify_gimple_switch): Call it if something changed.
6088 Remove strange and unnecessary assert.
6090 2012-05-02 Richard Guenther <rguenther@suse.de>
6092 * fold-const.c (div_if_zero_remainder): sizetypes no longer
6094 (int_const_binop_1): New worker for int_const_binop with
6095 overflowable parameter. Pass it through to force_fit_type_double.
6096 (int_const_binop): Wrap around int_const_binop_1 with overflowable
6098 (size_binop_loc): Call int_const_binop_1 with overflowable equal
6099 to minus one, forcing overflow detection for even unsigned types.
6100 (extract_muldiv_1): Remove bogus TYPE_IS_SIZETYPE special-casing.
6101 (fold_binary_loc): Call try_move_mult_to_index with signed offset.
6102 * stor-layout.c (initialize_sizetypes): sizetypes no longer
6104 (layout_type): For zero-sized arrays ignore overflow on the
6106 * tree-ssa-ccp.c (bit_value_unop_1): Likewise.
6107 (bit_value_binop_1): Likewise.
6108 * tree.c (double_int_to_tree): Likewise.
6109 (double_int_fits_to_tree_p): Likewise.
6110 (force_fit_type_double): Likewise.
6111 (host_integerp): Likewise.
6112 (int_fits_type_p): Likewise.
6113 * varasm.c (output_constructor_regular_field): Sign-extend the
6114 field-offset to cater for negative offsets produced by the Ada
6116 * omp-low.c (extract_omp_for_data): Convert the loop step to
6117 signed for pointer adjustments.
6119 2012-05-02 Richard Guenther <rguenther@suse.de>
6121 * tree.c (valid_constant_size_p): New function.
6122 * tree.h (valid_constant_size_p): Declare.
6123 * cfgexpand.c (expand_one_var): Adjust check for too large
6124 variables by using valid_constant_size_p.
6125 * varasm.c (assemble_variable): Likewise.
6127 * c-decl.c (grokdeclarator): Properly check for sizes that
6128 cover more than half of the address-space.
6130 2012-05-02 Jakub Jelinek <jakub@redhat.com>
6132 PR tree-optimization/53163
6133 * tree-ssa-phiopt.c (cond_if_else_store_replacement): Don't ignore
6134 return value from compute_all_dependences.
6136 PR rtl-optimization/53160
6137 * ree.c (combine_reaching_defs): Handle the case where cand->insn
6138 has been modified by ree pass already.
6140 2012-05-01 Ian Lance Taylor <iant@google.com>
6143 * c-decl.c (build_compound_literal): Make the decl readonly if it
6144 an array of a readonly type.
6145 * gimplify.c (gimplify_compound_literal_expr): Add fallback
6146 parameter. Change all callers. If the decl is not addressable
6147 and is not an l-value, make it readonly.
6149 2012-05-01 Bernd Schmidt <bernds@codesourcery.com>
6151 * ira.c (allocated_reg_info_size): New static variable.
6152 (expand_reg_info): Manage it. Call
6153 setup_preferred_alternate_classes_for_new_pseudos.
6154 (ira): Don't do it here. Remove local allocated_reg_info_size,
6155 set the global before calling find_moveable_pseudos.
6156 (find_moveable_pseudos): Call expand_reg_info rather than
6159 2012-05-01 Richard Henderson <rth@redhat.com>
6161 * common.opt (fsync-libcalls): New.
6162 * doc/invoke.texi: Document it.
6163 * optabs.c (init_sync_libfuncs): Honor it.
6165 2012-05-01 Kenneth Zadeck <zadeck@naturalbridge.com>
6166 Richard Sandiford <r.sandiford@uk.ibm.com>
6168 PR rtl-optimization/52543
6169 * Makefile.in (lower-subreg.o, target-globals.o): Depend on
6171 * lower-subreg.h: New file.
6172 * target-globals.h (this_target_lower_subreg): Declare.
6173 (target_globals): Add lower_subreg;
6174 (restore_target_globals): Restore this_target_lower_subreg.
6175 * target-globals.c: Include it.
6176 (default_target_globals): Add default_target_lower_subreg.
6177 (save_target_globals): Initialize target_lower_subreg.
6178 * rtl.h (init_lower_subreg): Added declaration.
6179 * toplev.c (backend_init_target): Call initializer for lower-subreg
6181 * lower-subreg.c (LOG_COSTS, FORCE_LOWERING): New macros.
6182 (default_target_lower_subreg): New variable.
6183 (this_target_lower_subreg): Likewise.
6184 (twice_word_mode, choices): New macros.
6185 (shift_cost, compute_splitting_shift, compute_costs)
6186 (init_lower_subreg): New functions.
6187 (resolve_simple_move): Add speed_p argument. Check choices.
6188 (find_pseudo_copy): Don't check the mode size here.
6189 (resolve_simple_move): Assert the mode size.
6190 (find_decomposable_shift_zext): Add speed_p argument and return
6191 a bool. Check choices.
6192 (resolve_shift_zext): Add comment.
6193 (dump_shift_choices, dump_choices): New functions.
6194 (decompose_multiword_subregs): Dump list of profitable
6195 transformations. Add code to skip non profitable transformations.
6196 Update calls to simple_move and find_decomposable_shift_zext.
6198 2012-05-01 Ian Bolton <ian.bolton@arm.com>
6199 Sameera Deshpande <sameera.deshpande@arm.com>
6200 Greta Yorsh <greta.yorsh@arm.com>
6202 * config/arm/arm-protos.h (thumb_unexpanded_epilogue): Rename to...
6203 (thumb1_unexpanded_epilogue): ...this.
6204 * config/arm/arm.c (thumb_unexpanded_epilogue): Rename to...
6205 (thumb1_unexpanded_epilogue): ...this.
6206 * config/arm/arm.md (thumb_unexpanded_epilogue): Rename to...
6207 (thumb1_unexpanded_epilogue): ...this.
6209 2012-05-01 Richard Earnshaw <rearnsha@arm.com>
6211 * arm/linux-eabi.h (GLIBC_DYNAMIC_LINKER_DEFAULT): Avoid ifdef
6212 comparing enumeration values. Update comments.
6214 2012-05-01 Alan Modra <amodra@gmail.com>
6217 * config/rs6000/rs6000.c (load_lr_save, restore_saved_lr,
6218 load_cr_save, add_crlr_cfa_restore): New functions.
6219 (rs6000_restore_saved_cr): Rename to..
6220 (restore_saved_cr): ..this. Add cfa_restore notes for cr.
6221 (rs6000_emit_epilogue): Use new functions. Adjust condition
6222 for emitting lr and cr cfa_restore. Emit cfa_restores for fp
6223 regs when using out-of-line restore only when shrink wrapping.
6225 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
6228 * ipa-prop.c (ipa_print_node_jump_functions): Wrap multiple
6229 calls to cgraph_node_name in xstrdup.
6230 (ipa_make_edge_direct_to_target): Ditto.
6231 * cgraph.c (dump_cgraph_node): Ditto.
6232 * tree-sra.c (convert_callers_for_node): Ditto.
6233 * lto-symtab.c (lto_cgraph_replace_node): Ditto.
6234 * ipa-cp.c (perhaps_add_new_callers): Ditto.
6235 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Ditto.
6236 (cgraph_materialize_all_clones): Ditto.
6237 * ipa-inline.c (report_inline_failed_reason): Ditto.
6238 (want_early_inline_function_p): Ditto.
6239 (edge_badness): Ditto.
6240 (update_edge_key): Ditto.
6241 (flatten_function): Ditto.
6242 (ipa_inline): Ditto.
6243 (inline_always_inline_functions): Ditto.
6244 (early_inline_small_functions): Ditto.
6246 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
6249 * config/i386/i386.md (*umul<mode><dwi>3_1): Switch places of
6250 constraints 0 and 1.
6252 012-04-30 Jan Hubicka <jh@suse.cz>
6254 * cgraph.c (ld_plugin_symbol_resolution_names): Move to symtab.c
6255 (cgraph_asm_nodes, cgraph_asm_last_node): Move to cgraphunit.c
6256 (cgraph_add_to_same_comdat_group): Remove.
6257 (cgraph_add_asm_node): Move to cgraphunit.c.
6258 (cgraph_make_decl_local): Move to symtab.c
6259 (cgraph_make_node_local_1): Update.
6260 (cgraph_can_remove_if_no_direct_calls_and): Update.
6261 (used_from_object_file_p): Update.
6262 (resolution_used_from_other_file_p): Move to symtab.c
6263 (cgraph_used_from_object_file_p): move to symtab.c
6264 (verify_cgraph_node): Verify same comdat groups.
6265 * cgraph.h (cgraph_asm_node): Rename to ...
6266 (asm_node): ... this one.
6267 (cgraph_asm_nodes): Rename to ...
6268 (asm_nodes): ... this one.
6269 (symtab_add_to_same_comdat_group): New function.
6270 (symtab_dissolve_same_comdat_group_list): New function.
6271 (symtab_used_from_object_file_p): Declare.
6272 (symtab_make_decl_local): Declare.
6273 (cgraph_add_to_same_comdat_group): Remove.
6274 (cgraph_add_asm_node): Remove.
6275 (cgraph_used_from_object_file_p, varpool_used_from_object_file_p):
6277 (cgraph_finalize_compilation_unit): Rename to ...
6278 (finalize_compilation_unit): ... this one.
6279 (cgraph_optimize): Rename to ....
6280 (compile): ... this one.
6281 (add_asm_node): Declare.
6282 (fixup_same_cpp_alias_visibility): Declare.
6283 (cgraph_make_decl_local): Remove.
6284 (varpool_assemble_pending_decls): Rename to ...
6285 (varpool_output_variables): ... this one.
6286 (varpool_remove_unreferenced_decls): Remove.
6287 * ipa-inline-transform.c (clone_inlined_nodes): Dissolve comdat groups.
6288 (preserve_function_body_p): Make static.
6289 * toplev.c (compile_file): Update comments; update.
6290 * cgraphunit.c: Update comments.
6291 (cgraph_expand_all_functions): Rename to ...
6292 (expand_all_functions): ... this one; update.
6293 (cgraph_mark_functions_to_output): Rename to ...
6294 (mark_functions_to_output): ... this one; cleanup.
6295 (cgraph_output_pending_asms): Remove prototype.
6296 (asm_nodes, asm_last_node): New static vars.
6297 (cgraph_process_new_functions): Update.
6298 (cgraph_reset_node): Cleanup; add comment.
6299 (cgraph_add_new_function): Update.
6300 (cgraph_output_pending_asms): Rename to ...
6301 (output_asm_statements): ... this one.
6302 (add_asm_node): New function.
6303 (fixup_same_cpp_alias_visibility): New function based on code
6304 in cgraph_analyze_function.
6305 (cgraph_analyze_function): Use it.
6306 (cgraph_order_sort): Update.
6307 (cgraph_output_in_order): Update.
6308 (cgraph_function_versioning): Update.
6309 (cgraph_optimize): Rename to ...
6310 (compile): ... this one; initialize streamer hooks here.
6311 (cgraph_finalize_compilation_unit): Rename to ...
6312 (finalize_compilation_unit): ... this one; do not initialize streamer
6314 * lto-streamer-out.c (lto_output_toplevel_asms): Update.
6315 * dwarf2out.c: Update ocmment.
6316 * optimize.c (maybe_clone_body): Use symtab_add_to_same_comdat_group.
6317 * method.c (use_thunk): Likewise.
6318 * semantics.c (maybe_add_lambda_conv_op): Likewise.
6319 * decl2.c (maybe_emit_vtables): Likewise.
6320 (cp_write_global_declarations): Use finalize_compilation_unit.
6321 * parser.c (cp_parser_asm_definition): Use add_asm_node.
6322 * lto-streamer-in.c (lto_input_toplevel_asms): Use add_asm_node
6323 * c-decl.c (c_write_global_declarations): Use
6324 finalize_compilation_unit.
6325 * langhooks.c (write_global_declarations): Update.
6326 * ipa.c (cgraph_externally_visible_p): Update.
6327 (dissolve_same_comdat_group_list): Remove.
6328 (function_and_variable_visibility): Update.
6329 * symtab.c: Inlcude lto-streamer.h and rtl.h
6330 (ld_plugin_symbol_resolution_names): New.
6331 (symtab_add_to_same_comdat_group): New.
6332 (symtab_dissolve_same_comdat_group_list): New.
6333 (resolution_used_from_other_file_p): Move here from cgraph.c
6334 (symtab_used_from_object_file_p): New.
6335 (symtab_make_decl_local): New.
6336 * passes.c (register_pass): Update comments.
6337 * c-parser.c (c_parser_asm_definition): Update.
6338 * varpool.c (varpool_analyze_node): Use
6339 fixup_same_cpp_alias_visibility.
6340 (varpool_remove_unreferenced_decls): Make static.
6341 (varpool_assemble_pending_decls): Rename to ...
6342 (varpool_output_variables): ... this one; call
6343 varpool_remove_unreferenced_decls.
6344 (varpool_used_from_object_file_p): Remove.
6346 2012-04-30 Marc Glisse <marc.glisse@inria.fr>
6349 * c-typeck.c (build_array_ref): Call
6350 convert_vector_to_pointer_for_subscript.
6351 * doc/extend.texi (Vector Extensions): Subscripting not just for C.
6353 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
6355 * config/i386/i386.md (and<mode>3): Change runtime operand mode checks
6356 to compile-time "mode == <MODE>mode" checks.
6357 (and splitter): Ditto.
6359 2012-04-30 Richard Henderson <rth@redhat.com>
6361 * config/arm/arm.md (UNSPEC_LL): New.
6362 * config/arm/sync.md (atomic_loaddi, atomic_loaddi_1): New.
6363 (arm_load_exclusivedi): Use %H0.
6365 2012-04-30 Jason Merrill <jason@redhat.com>
6367 * dwarf2out.c (comdat_symbol_id): Add const.
6368 (union die_symbol_or_type_node): Add const to die_symbol.
6369 (output_die_symbol, output_die, output_comp_unit): Adjust.
6371 2012-04-30 Andrew Stubbs <ams@codesourcery.com>
6373 * config/arm/arm.md (negdi2): Use gen_negdi2_neon.
6374 * config/arm/neon.md (negdi2_neon): New insn.
6375 Also add splitters for core and NEON registers.
6377 2012-04-30 Andrew Stubbs <ams@codesourcery.com>
6379 * config/arm/arm.c (neon_valid_immediate): Allow const_int.
6380 (arm_print_operand): Add 'x' format.
6381 * config/arm/constraints.md (Dn): Allow const_int.
6382 * config/arm/neon.md (neon_mov<mode>): Use VDX to allow DImode.
6383 Use 'x' format to print constants.
6384 * config/arm/predicates.md (imm_for_neon_mov_operand): Allow const_int.
6385 * config/arm/vfp.md (movdi_vfp): Disable for const_int when neon
6387 (movdi_vfp_cortexa8): Likewise.
6389 2012-04-30 Ian Bolton <ian.bolton@arm.com>
6390 Sameera Deshpande <sameera.deshpande@arm.com>
6391 Greta Yorsh <greta.yorsh@arm.com>
6393 * config/arm/arm-protos.h (ldm_stm_operation_p): New declaration.
6394 * config/arm/arm.c (ldm_stm_operation_p): New function.
6395 * config/arm/predicates.md (load_multiple_operation): Update predicate.
6396 (store_multiple_operation): Likewise.
6398 * config/arm/arm-protos.h (ldm_stm_operation_p): New parameters.
6399 * config/arm/arm.c (ldm_stm_operation_p): New parameters.
6400 * config/arm/predicates.md (load_multiple_operation): Add arguments.
6401 (store_multiple_operation): Likewise.
6403 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
6405 * config/i386/i386.md (and<mode>3): Expand masking operations with
6406 0xff, 0xffff or 0xffffffff immediates to corresponding zero_extend RTX.
6407 (and splitter): Split to DImode zero_extend RTX for DImode operand[0].
6409 2012-04-30 Dodji Seketeli <dodji@redhat.com>
6411 Add -Wvarargs option
6412 * builtins.c (fold_builtin_next_arg): Use OPT_Wvarargs as an
6413 argument for the various warning_at calls.
6414 * docs/invoke.texi: Update the documentation.
6416 2012-04-30 Dodji Seketeli <dodji@redhat.com>
6418 Switch -ftrack-macro-expansion=2 on by default.
6419 * docs/cppopts.texi: Adjust for enabling -ftrack-macro-expansion=2
6422 Fix va_start related location
6423 * builtins.c (fold_builtin_next_arg): Unwinds to the first
6424 location in real source code.
6426 Make conversion warnings work on NULL with -ftrack-macro-expansion
6427 * input.h (expansion_point_location_if_in_system_header): Declare
6429 * input.c (expansion_point_location_if_in_system_header): Define it.
6431 Fix -Wuninitialized for -ftrack-macro-expansion
6432 * tree-ssa.c (warn_uninit): Use the spelling location of the variable
6433 declaration. Use linemap_location_before_p for source locations.
6435 Strip "<built-in>" loc from displayed expansion context
6436 * input.c (expand_location_1): When expanding to spelling location
6437 in a context of a macro expansion, skip reserved system header
6438 locations. Update comments. * tree-diagnostic.c
6439 (maybe_unwind_expanded_macro_loc): Likewise.
6441 Make expand_location resolve to locus in main source file
6442 * input.c (expand_location_1): New. Takes a parameter to choose
6443 whether to resolve the location to spelling or expansion point.
6444 Was factorized from ...
6445 (expand_location): ... here.
6446 (expand_location_to_spelling_point): New. Implemented in terms of
6448 * diagnostic.c (diagnostic_build_prefix): Use the new
6449 expand_location_to_spelling_point instead of expand_location.
6451 Fix PCH crash on GTYed pointer-to-scalar field of a struct
6452 * gengtype.c (write_types_process_field): Force second argument of
6453 the call to the PCH object hierarchy walker to be 'x'.
6455 2012-04-30 Eric Botcazou <ebotcazou@adacore.com>
6457 * config/i386/i386.c (ix86_handle_struct_attribute): Use the proper
6458 predicate to discriminate types.
6460 2012-04-30 Manuel López-Ibáñez <manu@gcc.gnu.org>
6462 * doc/invoke.texi (Wmissing-format-attribute): Document as an
6463 alias of Wsuggest-attribute=format.
6464 * c-typeck.c (convert_for_assignment): Replace
6465 Wmissing-format-attribute with Wsuggest-attribute=format.
6466 (digest_init): Likewise.
6468 2012-04-29 Manuel López-Ibáñez <manu@gcc.gnu.org>
6470 * opts.c (finish_options): Do not handle -Wmissing-noreturn here.
6471 * common.opt (Wmissing-noreturn): Alias of
6472 -Wsuggest-attribute=noreturn.
6474 2012-04-29 Hans-Peter Nilsson <hp@axis.com>
6477 * config/cris/cris.md (andqu): New peephole2.
6478 (andu): Tweak head comment.
6480 2012-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
6481 Steven Bosscher <steven@gcc.gnu.org>
6482 Maxim Kuvyrkov <maxim@codesourcery.com>
6484 PR tree-optimization/38785
6485 * common.opt (ftree-partial-pre): New option.
6486 * doc/invoke.texi: Document it.
6487 * opts.c (default_options_table): Initialize flag_tree_partial_pre.
6488 * tree-ssa-pre.c (do_partial_partial_insertion): Insert only if it will
6490 (execute_pre): Use flag_tree_partial_pre.
6492 2012-04-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6495 * config/pa/pa.c (pa_legitimate_constant_p): Don't put function labels
6498 2012-04-27 Ollie Wild <aaw@google.com>
6500 * doc/invoke.texi (Wliteral-suffix): Document new option.
6502 2012-04-27 Tom Tromey <tromey@redhat.com>
6504 * dwarf2out.c (dwarf_stack_op_name): Use get_DW_OP_name.
6505 (dwarf_tag_name): Use get_DW_TAG_name.
6506 (dwarf_attr_name): Use get_DW_AT_name.
6507 (dwarf_form_name): Use get_DW_FORM_name.
6508 * dwarf2cfi.c (dwarf_cfi_name): Use get_DW_CFA_name.
6510 2012-04-27 Paolo Bonzini <bonzini@gnu.org>
6512 * tree-ssa-phiopt.c (conditional_replacement): Replace PHIs whose
6513 arguments are -1 and 0, by negating the result of the conditional.
6515 2012-04-27 Paolo Bonzini <bonzini@gnu.org>
6518 * config/i386/i386.md (x86_mov<mode>cc_0_m1_neg): Add clobber.
6520 2012-04-27 Richard Guenther <rguenther@suse.de>
6522 * tree-flow.h (is_hidden_global_store): Remove.
6523 * tree-ssa-sink.c (is_hidden_global_store): Likewise.
6524 * tree-ssa-alias.h (ref_may_alias_global_p): Declare.
6525 (stmt_may_clobber_global_p): Likewise.
6526 * tree-ssa-alias.c (ref_may_alias_global_p): New function.
6527 (stmt_may_clobber_global_p): Likewise.
6528 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Call
6529 stmt_may_clobber_global_p.
6530 * tree-ssa-dse.c (dse_possible_dead_store_p): Likewise.
6532 2012-04-27 Steven Bosscher <steven@gcc.gnu.org>
6534 * cfg.c (disconnect_src): Do df_mark_solutions_dirty in the right
6537 * tree-switch-conversion.c (struct switch_conv_info): Add range_max,
6538 reorganize some fields and update comments. Rename bit_test_uniq
6539 and bit_test_count to uniq resp. count. Remove bit_test_bb.
6540 (collect_switch_conv_info): New function, collects info about a
6541 GIMPLE_SWITCH into a struct switch_conv_info.
6542 (check_range): Simplify to use pre-recorded info. Fix think-o in
6543 range-branch ratio check.
6544 (check_process_case): Remove function.
6545 (check_all_empty_except_final): New function, verifies that all
6546 non-final basic blocks are empty.
6547 (process_switch): Simplify to use pre-recorded info. Call
6548 collect_switch_conv_info to do that. Assert that degenerate switch
6549 statements have been cleaned up.
6551 2012-04-27 Marc Glisse <marc.glisse@inria.fr>
6554 * tree-ssa-forwprop.c (combine_conversions): Handle INT->FP->INT.
6556 2012-04-25 Manuel López-Ibáñez <manu@gcc.gnu.org>
6559 * c-typeck.c (pop_init_level): Use %qD instead of %qT.
6561 2012-04-27 Tom de Vries <tom@codesourcery.com>
6563 PR tree-optimization/51879
6564 * tree-ssa-sccvn.h (struct vn_reference_s): Add result_vdef field.
6565 * tree-ssa-sccvn.c (mark_use_processed): New function, factored out
6567 (defs_to_varying): ... here. Don't set use_processed.
6568 (visit_reference_op_call): Handle gimple_vdef.
6569 Handle case that lhs is NULL_TREE.
6570 (visit_use): Use mark_use_processed. Handle calls with side-effect
6571 using visit_reference_op_call.
6573 2012-04-26 Richard Sandiford <richard.sandiford@linaro.org>
6575 * sched-deps.c (fixup_sched_groups): Rename to...
6576 (chain_to_prev_insn): ...this.
6577 (chain_to_prev_insn_p): New function.
6578 (deps_analyze_insn): Use it instead of SCHED_GROUP_P.
6580 2012-04-26 Richard Sandiford <richard.sandiford@linaro.org>
6582 * sched-int.h (_haifa_insn_data): Move priority_status.
6584 (INSN_MODEL_INDEX): New macro.
6585 * haifa-sched.c (insn_delay): New function.
6586 (sched_regno_pressure_class): Update commentary.
6587 (mark_regno_birth_or_death): Pass the liveness bitmap and
6588 pressure array as arguments, instead of using curr_reg_live and
6589 curr_reg_pressure. Only update the pressure if the bit in the
6590 liveness set has changed.
6591 (initiate_reg_pressure_info): Always trust the live-in set for
6592 SCHED_PRESSURE_MODEL.
6593 (initiate_bb_reg_pressure_info): Update call to
6594 mark_regno_birth_or_death.
6595 (dep_list_size): Take the list as argument.
6596 (calculate_reg_deaths): New function, extracted from...
6597 (setup_insn_reg_pressure_info): ...here.
6598 (MODEL_BAR): New macro.
6599 (model_pressure_data, model_insn_info, model_pressure_limit)
6600 (model_pressure_group): New structures.
6601 (model_schedule, model_worklist, model_insns, model_num_insns)
6602 (model_curr_point, model_before_pressure, model_next_priority):
6604 (MODEL_PRESSURE_DATA, MODEL_MAX_PRESSURE, MODEL_REF_PRESSURE)
6605 (MODEL_INSN_INFO, MODEL_INSN): New macros.
6606 (model_index, model_update_limit_points_in_group): New functions.
6607 (model_update_limit_points, model_last_use_except): Likewise.
6608 (model_start_update_pressure, model_update_pressure): Likewise.
6609 (model_recompute, model_spill_cost, model_excess_group_cost): Likewise.
6610 (model_excess_cost, model_dump_pressure_points): Likewise.
6611 (model_set_excess_costs): Likewise.
6612 (rank_for_schedule): Extend SCHED_PRIORITY_WEIGHTED ordering to
6613 SCHED_PRIORITY_MODEL. Use insn_delay. Use the order in the model
6614 schedule as an alternative tie-breaker. Update the call to
6616 (ready_sort): Call model_set_excess_costs.
6617 (update_register_pressure): Update call to mark_regno_birth_or_death.
6618 Rely on that function to check liveness rather than doing it here.
6619 (model_classify_pressure, model_order_p, model_add_to_worklist_at)
6620 (model_remove_from_worklist, model_add_to_worklist, model_promote_insn)
6621 (model_add_to_schedule, model_analyze_insns, model_init_pressure_group)
6622 (model_record_pressure, model_record_pressures): New functions.
6623 (model_record_final_pressures, model_add_successors_to_worklist)
6624 (model_promote_predecessors, model_choose_insn): Likewise.
6625 (model_reset_queue_indices, model_dump_pressure_summary): Likewise.
6626 (model_start_schedule, model_finalize_pressure_group): Likewise.
6627 (model_end_schedule): Likewise.
6628 (schedule_insn): Say when we're scheduling the next instruction
6629 in the model schedule.
6630 (schedule_insn): Handle SCHED_PRESSURE_MODEL.
6631 (queue_to_ready): Do not add instructions that are
6632 MAX_SCHED_READY_INSNS beyond the current point of the model schedule.
6633 Always allow the next instruction in the model schedule to be added.
6634 (debug_ready_list): Print the INSN_REG_PRESSURE_EXCESS_COST_CHANGE
6635 and delay for SCHED_PRESSURE_MODEL too.
6636 (prune_ready_list): Extend SCHED_PRIORITY_WEIGHTED handling to
6637 SCHED_PRIORITY_MODEL, but also take the DFA into account.
6638 (schedule_block): Call model_start_schedule and model_end_schedule.
6639 Extend SCHED_PRIORITY_WEIGHTED stall handling to SCHED_PRIORITY_MODEL.
6640 (sched_init): Extend INSN_REG_PRESSURE_EXCESS_COST_CHANGE handling
6641 to SCHED_PRESSURE_MODEL, but don't allocate saved_reg_live or
6643 (sched_finish): Update accordingly.
6644 (fix_tick_ready): Extend INSN_REG_PRESSURE_EXCESS_COST_CHANGE handling
6645 to SCHED_PRESSURE_MODEL.
6646 (add_jump_dependencies): Update call to dep_list_size.
6647 (haifa_finish_h_i_d): Fix leak of max_reg_pressure.
6648 (haifa_init_insn): Extend INSN_REG_PRESSURE_EXCESS_COST_CHANGE handling
6649 to SCHED_PRESSURE_MODEL.
6650 * sched-deps.c (init_insn_reg_pressure_info): Likewise, but don't
6651 allocate INSN_MAX_REG_PRESSURE for SCHED_PRESSURE_MODEL.
6652 (sched_analyze_insn): Extend INSN_REG_PRESSURE_EXCESS_COST_CHANGE
6653 handling to SCHED_PRESSURE_MODEL.
6655 2012-04-26 Richard Sandiford <richard.sandiford@linaro.org>
6657 * common.opt (fsched-pressure-algorithm=): New option.
6658 * flag-types.h (sched_pressure_algorithm): New enum.
6659 * sched-int.h (sched_pressure_p): Replace with...
6660 (sched_pressure): ...this new variable.
6661 * haifa-sched.c (sched_pressure_p): Replace with...
6662 (sched_pressure): ...this new variable.
6663 (sched_regno_pressure_class, rank_for_schedule, ready_sort)
6664 (update_reg_and_insn_max_reg_pressure, schedule_insn)
6665 (debug_ready_list, prune_ready_list, schedule_block, sched_init)
6666 (sched_finish, fix_tick_ready, haifa_init_insn): Update accordingly.
6667 * sched-deps.c (init_insn_reg_pressure_info): Likewise.
6668 (sched_analyze_insn): Likewise.
6669 * sched-rgn.c (schedule_region): Likewise.
6670 * config/m68k/m68k.c (m68k_sched_variable_issue): Likewise.
6672 2012-04-26 Bernd Schmidt <bernds@codesourcery.com>
6674 * PR middle-end/52997
6675 * ira.c (find_moveable_pseudos): Call resize_reg_info.
6678 * machmode.h (CLASS_HAS_WIDER_MODES_P): True for MODE_PARTIAL_INT.
6679 * expr.c (convert_move): Honor unsignedp when extending partial int
6681 * genmodes.c (complete_mode): Don't clear component field of partial
6683 (emit_mode_inner): Don't emit it however.
6684 (calc_wider_mode): Partial int modes widen to their component.
6686 2012-04-26 David S. Miller <davem@davemloft.net>
6688 * config/sparc/niagara4.md: New file.
6689 * config/sparc/sparc.md: Include it.
6690 * config/sparc/sparc.c (niagara4_costs): New processor costs.
6691 (sparc_option_override): Use it.
6692 (sparc_use_sched_lookahead): Return 2 for niagara4.
6693 (sparc_issue_rate): Likewise.
6695 * config/sparc/sparc.md (attr type): Delete 'fgm_cmp'.
6696 (fpack16_vis, fpackfix_vis, fpack32_vis): Set type to fgm_pack.
6697 (fmul8x16_vis, fmul8x16au_vis, fmul8x16al_vis, fmul8sux16_vis,
6698 fmul8ulx16_vis, fmuld8sux16_vis, fmuld8ulx16_vis): Set type to fgm_mul.
6699 (alignaddrsi_vis, alignaddrdi_vis, alignaddrlsi_vis,
6700 alignaddrldi_vis): Set type to gsr.
6701 (pdist_vis, pdistn<mode>_vis): Set type to fgm_pdsit.
6702 (fcmp<code><GCM:gcm_name><P:mode>_vis, cmask8<P:mode>_vis,
6703 cmask16<P:mode>_vis, cmask32<P:mode>_vis, fchksm16_vis,
6704 v<vis3_shift_patname><mode>3, fmean16_vis,
6705 fp<plusminus_insn>64_vis, <vis3_addsub_ss_patname><mode>3,
6706 fucmp<code>8<P:mode>_vis): Set type to fga.
6707 * config/sparc/ultra1_2.md: Remove refrences to fgm_cmp.
6708 * config/sparc/niagara.md: Likewise.
6709 * config/sparc/niagara2.md: Likewise.
6710 * config/sparc/ultra3.md: Likewise, and fix type matching for
6711 us3_ialuX reservation.
6713 2012-04-26 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6715 * reload.c (find_reloads): Change the loop nesting when trying an
6716 alternative with swapped operands.
6718 2012-04-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
6720 * tree-diagnostic.c (maybe_unwind_expanded_macro_loc): Fix
6721 comment. Delete unused parameter first_exp_point_map.
6722 (virt_loc_aware_diagnostic_finalizer): Update call.
6724 2012-04-26 Michael Hope <michael.hope@linaro.org>
6725 Richard Earnshaw <rearnsha@arm.com>
6727 * config/arm/linux-eabi.h (GLIBC_DYNAMIC_LINKER_SOFT_FLOAT): Define.
6728 (GLIBC_DYNAMIC_LINKER_HARD_FLOAT): Define.
6729 (GLIBC_DYNAMIC_LINKER_DEFAULT): Define.
6730 (GLIBC_DYNAMIC_LINKER): Redefine to use the hard float path.
6732 2012-04-25 Sriraman Tallam <tmsriram@google.com>
6734 * doc/extend.texi: Document avx2 support.
6735 * config/i386/i386.c (fold_builtin_cpu): Add avx2.
6737 2012-04-26 Hans-Peter Nilsson <hp@axis.com>
6740 * config/cris/cris.md ("*andhi_lowpart_v32")
6741 ("*andqi_lowpart_v32"): Change first input-only operand from
6742 a (match_operand ...) to (match_dup 0). Drop alternatives with
6743 const_int-matching constraints for redundancy.
6744 ("*andhi_lowpart_non_v32", "*andqi_lowpart_non_v32"): Ditto. Drop
6745 three-operand alternative.
6747 2012-04-25 Jakub Jelinek <jakub@redhat.com>
6750 * config/i386/i386.md (and<mode>3): For andq $0xffffffff, reg
6751 instead expand it as zero extension.
6753 2012-04-25 H.J. Lu <hongjiu.lu@intel.com>
6756 * dwarf2out.c (dbx_reg_number): Assert return value != INVALID_REGNUM.
6758 2012-04-25 Jakub Jelinek <jakub@redhat.com>
6760 * common.opt (flag_debug_types_section): Default to 0.
6761 (dwarf_version): Default to 4.
6762 (dwarf_record_gcc_switches): Default to 1.
6763 (dwarf_strict): Default to 0.
6764 * toplev.c (process_options): Don't handle dwarf_strict
6765 or dwarf_version here.
6766 * config/vxworks.c (vxworks_override_options): Don't
6767 test whether dwarf_strict or dwarf_version are negative,
6768 instead test !global_options_set.x_dwarf_*.
6769 * config/darwin.c (darwin_override_options): Default to
6771 * doc/invoke.texi: Note that -gdwarf-4, -grecord-gcc-switches
6772 and -fno-debug-types-section are now the default.
6774 2012-04-25 Jan Hubicka <jh@suse.cz>
6776 * cgraphunit.c: Update toplevel comment.
6777 (tree_rest_of_compilation): Merge into cgraph_expand_function.
6778 (cgraph_analyze_function): Make static.
6779 (cgraph_decide_is_function_needed): Make static.
6780 (cgraph_add_new_function): Use expand_function instead of
6781 rest_of_compilation.
6782 (clone_of_p, verify_edge_count_and_frequency, cgraph_debug_gimple_stmt,
6783 verify_edge_corresponds_to_fndecl, verify_cgraph_node, verify_cgraph):
6785 (cgraph_inline_p): Remove.
6786 (cgraph_preserve_function_body_p): Move to ipa-inline-transform.
6787 (init_cgraph): Add comment.
6788 * cgraphbuild.c (record_reference, mark_address, mark_load,
6789 mark_store): Do not call analyze_expr hook.
6790 * cgraph.c: Update toplevel comment.
6791 (clone_of_p, verify_edge_count_and_frequency, cgraph_debug_gimple_stmt,
6792 verify_edge_corresponds_to_fndecl, verify_cgraph_node, verify_cgraph):
6793 Move fere from cgraphunit.c
6794 (cgraph_mark_force_output_node): Move to cgraph.h
6795 * cgraph.h: Reorder so the comments match the function placement.
6796 (cgraph_analyze_function, cgraph_decide_is_function_needed): Remove.
6797 (cgraph_mark_force_output_node): Move here from cgraph.c
6798 * tree.c (free_lang_data): Do not clear analyze_expr hook.
6799 * ipa-inline-transform.c (preserve_function_body_p): New function.
6800 (inline_transform): Update.
6801 * langhooks.c (lhd_callgraph_analyze_expr): Remove.
6802 * langhooks.h (lang_hooks_for_callgraph): Remove.
6803 (lang_hooks): Remove callgraph.
6804 * tree-inline.c (expand_call_inline): Do not use cgraph_inline_p.
6805 * varpool.c: Remove out of date comment.
6806 * langhooks-def.h (lhd_callgraph_analyze_expr): Remove.
6807 (LANG_HOOKS_CALLGRAPH_ANALYZE_EXPR): Remove.
6809 2012-04-25 Jan Hubicka <jh@suse.cz>
6812 * cgraphunit.c (referred_to_p): Move ahead in file to avoid
6813 forward declaration.
6814 (cgraph_finalize_function): Finalize them here.
6815 * symtab.c (dump_symtab): Dump ctors and dtors.
6817 2012-04-25 Jakub Jelinek <jakub@redhat.com>
6820 * stor-layout.c (get_best_mode): Don't return mode with bitsize
6821 larger than maxbits. Don't compute maxbits modulo align.
6822 Also check that unit bytes long store at bitpos / unit * unit
6823 doesn't affect bits beyond bitregion_end.
6824 * expmed.c (store_bit_field_1): Avoid trying insv if OP_MODE MEM
6825 would not fit into bitregion_start ... bitregion_end + 1 bit region.
6826 (store_split_bit_field): Decrease unit close to end of bitregion_end
6827 if access is restricted in order to avoid mutual recursion.
6829 PR tree-optimization/53058
6830 * double-int.h (double_int_max_value, double_int_min_value): New
6832 * double-int.c (double_int_max_value, double_int_min_value): New
6834 * tree-vrp.c (register_edge_assert_for_2): Compare mask for LE_EXPR
6835 or GT_EXPR with double_int_max_value instead of double_int_mask.
6837 2012-04-25 Richard Guenther <rguenther@suse.de>
6839 * tree-vectorizer.h (vect_loop_versioning): Adjust prototype.
6840 * tree-vect-loop.c (vect_transform_loop): Adjust.
6841 * tree-vect-loop-manip.c (vect_do_peeling_for_loop_bound): Record
6842 the maximum number of iterations for the epilogue loop.
6843 (vect_loop_versioning): Remove case re-using the peeled epilogue loop.
6845 2012-04-25 Jakub Jelinek <jakub@redhat.com>
6848 * c-typeck.c (set_nonincremental_init,
6849 set_nonincremental_init_from_string): Pass true instead of false
6850 as IMPLICIT to add_pending_init.
6852 2012-04-25 Manuel López-Ibáñez <manu@gcc.gnu.org>
6854 * c-typeck.c (pop_init_level): Improve diagnostics.
6856 2012-04-25 Uros Bizjak <ubizjak@gmail.com>
6858 * compare-elim.c (try_eliminate_compare): Also handle operands with
6859 implicit extensions.
6861 2012-04-25 Alan Modra <amodra@gmail.com>
6863 * config/rs6000/rs6000 (SAVE_INLINE_VRS, REST_INLINE_VRS,
6864 V_SAVE_INLINE, SAVRES_LR, SAVRES_SAVE, SAVRES_REG,
6865 SAVRES_GPR, SAVRES_FPR, SAVRES_VR): Define.
6866 (no_global_regs_above): Delete.
6867 (no_global_regs): New function.
6868 (rs6000_savres_strategy): Handle vector regs. Use proper lr_save_p
6869 value for load multiple test.
6870 (savres_routine_syms): Increase size.
6871 (rs6000_savres_routine_name, rs6000_savres_routine_sym,
6872 ptr_regno_for_savres, rs6000_emit_savres_rtx): Pass in int selector
6873 rather than a number of boolean flags. Update all callers.
6874 (rs6000_savres_routine_name): Generate vector save/restore names.
6875 (rs6000_savres_routine_sym): Handle vector regs. Delete forward decl.
6876 (ptr_regno_for_savres, rs6000_emit_savres_rtx): Likewise.
6877 (rs6000_emit_prologue): Delete saving_FPRs_inline, saving_GPRs_inline
6878 and using_store_multiple. Expand uses. Don't always use r11 as
6879 frame reg when needed for out-of-line saves. Set up initial offset
6880 for out-of-line vector saves when buying stack frame. Handle pointer
6881 reg setup for out-of-line fp save. Emit call to out-of-line vector
6882 save function. Choose r11 or r12 for vrsave reg when available for
6884 (rs6000_output_function_prologue): Don't emit .extern for ELF.
6885 (rs6000_emit_epilogue): Choose a better frame reg when restoring
6886 from back-chain to suit out-of-line vector restore functions. Emit
6887 call to out-of-line vector restore function. Adjust register used
6888 for cr restore. Tweak pointer register setup for gpr restore.
6889 * config/rs6000/rs6000.h (FIRST_SAVED_GP_REGNO): Take into account
6891 * config/rs6000/sysv4.h (FP_SAVE_INLINE, GP_SAVE_INLINE): Simplify.
6892 (V_SAVE_INLINE): Define.
6893 * config/rs6000/altivec.md (save_vregs_*, restore_vregs_*): New insns.
6895 2012-04-25 Alan Modra <amodra@gmail.com>
6897 * config/rs6000/rs6000.c (rs6000_savres_strategy): Allow
6898 out-of-line save/restore for large frames. Don't disable
6899 out-of-line saves on ABI_AIX when using static chain reg.
6900 (rs6000_emit_prologue): Adjust cr_save_regno on ABI_AIX to not
6901 clobber static chain reg, and tweak for out-of-line gpr saves
6904 2012-04-25 Alan Modra <amodra@gmail.com>
6906 * config/rs6000/rs6000.c (START_USE, END_USE, NOT_INUSE): Define.
6907 (rs6000_emit_prologue): Use the above to catch register overlap.
6909 2012-04-25 Alan Modra <amodra@gmail.com>
6911 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete forward
6912 decl. Move logic selecting update reg to callers. Update all callers.
6913 (rs6000_emit_allocate_stack): Add copy_off param.
6914 (emit_frame_save): Don't handle reg+reg addressing.
6915 (ptr_regno_for_savres): New function, extracted from..
6916 (rs6000_emit_savres_rtx): ..here. Add lr_offset param.
6917 (rs6000_emit_prologue): Generate frame_ptr_rtx as we need it.
6918 Set frame_reg_rtx to r11 whenever r11 is needed, and merge
6919 frame offset adjustment for out-of-line save with copy from sp.
6920 Simplify condition controlling whether cr is saved early or
6921 late. Use ptr_regno_for_savres to verify correct reg is set
6922 up for out-of-line saves. Pass the actual pointer reg used to
6923 rs6000_emit_savres_rtx so rtl matches insns in out-of-line
6924 function. Rearrange spe vars so code is similar to that
6925 elsewhere in this function. Don't update frame_off when spe
6926 save code will restore r11. Use emit_frame_save for spe and
6927 gpr saves. Consolidate darwin out-of-line gpr setup with that
6928 for other abis. Don't assume frame_offset is zero and frame
6929 reg is sp when setting up altivec reg saves, and calculate
6930 exact offset requirement.
6931 (rs6000_emit_epilogue): Use HOST_WIDE_INT for frame_off. Tidy
6932 spe restore code. Consolidate darwin out-of-line gpr setup
6933 with that for other abis.
6935 2012-04-25 Alan Modra <amodra@gmail.com>
6937 * config/rs6000/rs6000.c (rs6000_frame_related): Don't emit a
6938 REG_FRAME_RELATED_EXPR note when the instruction exactly matches
6940 (emit_frame_save): Delete frame_ptr param. Rename total_size to
6942 (rs6000_emit_prologue): Add sp_off. Update rs6000_frame_related
6943 and emit_frame_save calls. Cope with possibly missing note.
6945 2012-04-24 Sriraman Tallam <tmsriram@google.com>
6947 * config/i386/i386.c (build_processor_model_struct): New function.
6948 (make_var_decl): New function.
6949 (fold_builtin_cpu): New function.
6950 (ix86_fold_builtin): New function.
6951 (make_cpu_type_builtin): New function.
6952 (ix86_init_platform_type_builtins): New function.
6953 (ix86_expand_builtin): Expand new builtins by folding them.
6954 (ix86_init_builtins): Make new builtins to detect CPU type.
6955 (TARGET_FOLD_BUILTIN): New macro.
6956 (IX86_BUILTIN_CPU_INIT): New enum value.
6957 (IX86_BUILTIN_CPU_IS): New enum value.
6958 (IX86_BUILTIN_CPU_SUPPORTS): New enum value.
6959 * config/i386/i386-builtin-types.def: New function type.
6960 * testsuite/gcc.target/builtin_target.c: New testcase.
6961 * doc/extend.texi: Document builtins.
6963 2012-04-24 Olivier Hainque <hainque@adacore.com>
6965 * common.opt (gdwarf-): Initialize dwarf_version to -1 instead of 2.
6966 * toplev.c (process_options): Default to dwarf_version 2.
6967 * config/vxworks.c (vxworks_override_options): Default to strict-dwarf
6968 and dwarf_version 2.
6970 2012-04-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
6972 * tree-pretty-print.h (default_tree_printer): Do not declare.
6973 * tree-diagnostic.c: Include tree-pretty-print.h, tree-pass.h and
6975 (default_tree_diagnostic_starter): Make static.
6976 (default_tree_printer): Move to here. Make static.
6977 (tree_diagnostics_defaults): New.
6978 * tree-diagnostic.h (default_tree_diagnostic_starter): Do not declare.
6979 * tree.c (free_lang_data): Use tree_diagnostics_defaults.
6980 * toplev.c: Do not include tree-pass.h.
6981 (default_tree_printer): Move from here.
6982 (general_init): Use tree_diagnostics_defaults.
6984 2012-04-24 Chao-ying Fu <fu@mips.com>
6986 * config.gcc (mips64*-*-linux*): Append mips/linux-common.h to tm_file.
6987 (mips*-*-linux*): Append mips/linux-common.h to tm_file.
6988 * config/mips/gnu-user.h
6989 (SUBTARGET_CC1_SPEC): Use GNU_USER_TARGET_CC1_SPEC directly.
6990 (GNU_USER_TARGET_LINK_SPEC): New define.
6991 (LINK_SPEC): Use GNU_USER_TARGET_LINK_SPEC.
6992 (LIB_SPEC): Use GNU_USER_TARGET_LIB_SPEC directly.
6993 (GNU_USER_TARGET_MATHFILE_SPEC): New define.
6994 (ENDFILE_SPEC): Use GNU_USER_TARGET_MATHFILE_SPEC and
6995 GNU_USER_TARGET_ENDFILE_SPEC.
6996 * config/mips/gnu-user64.h (LIB_SPEC): Remove.
6997 (GNU_USER_TARGET_LINK_SPEC): New define.
6998 (LINK_SPEC): Use GNU_USER_TARGET_LINK_SPEC.
6999 * config/mips/linux-common.h: New file.
7001 2012-04-24 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7004 * config/rs6000/rs6000-c.c (fully_fold_convert): New function.
7005 (altivec_build_resolved_builtin): Call fully_fold_convert.
7007 2012-04-24 Georg-Johann Lay <avr@gjlay.de>
7010 * config/avr/avr.h (HARD_REGNO_CALL_PART_CLOBBERED): New hook define.
7012 2012-04-24 Richard Guenther <rguenther@suse.de>
7014 PR tree-optimization/53085
7015 * tree-ssa-pre.c (eliminate): Do not eliminate volatile redundant
7018 2012-04-24 Richard Guenther <rguenther@suse.de>
7020 * tree-if-conv.c (main_tree_if_conversion): Move bb under
7023 2012-04-24 Jim Meyering <meyering@redhat.com>
7025 * genattrtab.c (gen_attr): Avoid NULL-deref after diagnosing
7026 absence of an define_enum call.
7028 2012-04-24 Richard Guenther <rguenther@suse.de>
7030 * tree-vect-loop-manip.c (vect_do_peeling_for_loop_bound): If
7031 the epilogue loop is not re-used as unvectorized version
7032 record the its maximum number of iterations.
7034 2012-04-24 Andrew Pinski <apinski@cavium.com>
7036 * tree-ssa-forwprop.c (simplify_bitwise_binary):
7037 Don't directly use def1/def2.
7039 2012-04-24 Richard Guenther <rguenther@suse.de>
7041 PR tree-optimization/53098
7042 * tree-vect-loop.c (vect_analyze_loop_operations): Fixup
7045 2012-04-24 Andrew Pinski <apinski@cavium.com>
7048 * tree-ssa-forwprop.c (defcodefor_name): New function.
7049 (simplify_bitwise_binary): Use defcodefor_name instead of manually
7050 Simplify "( X | Y) & X" to X and "( X & Y) | X" to X.
7051 Simplify "(~X | Y) & X" to "X & Y" and
7052 "(~X & Y) | X" to "X | Y".
7054 2012-04-24 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7056 * recog.c (insn_invalid_p): Add IN_GROUP parameter and use
7057 validate_change to add clobbers if IN_GROUP is nonzero.
7058 (verify_changes): Call insn_invalid_p with IN_GROUP set to true.
7059 * recog.h (insn_invalid_p): Add IN_GROUP parameter to function
7061 * gcse.c (process_insert_insn): Call insn_invalid_p with IN_GROUP
7063 * config/s390/s390.c (insn_invalid_p): Likewise.
7065 2012-04-24 Jakub Jelinek <jakub@redhat.com>
7068 * varasm.c (compute_reloc_for_constant): Handle ADDR_EXPR of MEM_REF.
7069 (output_addressed_constants): Likewise.
7072 * varasm.c (get_section): Don't ICE for section conflicts with
7073 built-in section kinds.
7075 2012-04-23 DJ Delorie <dj@redhat.com>
7077 * config/s390/s390.h (LINK_SPEC): Remove, no longer needed.
7078 (LIBSTDCXX): Change to CPP2.
7080 2012-04-23 H.J. Lu <hongjiu.lu@intel.com>
7083 * opth-gen.awk: Check if MASK_ and TARGET_ macros are defined for
7086 2012-04-23 Uros Bizjak <ubizjak@gmail.com>
7088 * config/i386/i386.md (*add<mode>_2): Add r/r/0 alternative.
7089 (*addsi_2_zext): Ditto.
7090 (*add<mode>_3): Ditto.
7091 (*addsi_3_zext): Ditto.
7092 (*add<mode>_5): Ditto.
7094 2012-04-23 Andrew Pinski <apinski@cavium.com>
7096 * tree-ssa-forwprop.c (simplify_bitwise_binary): Simplify (A & B) OP0
7097 (C & B) to (A OP0) & B.
7099 2012-04-23 Martin Jambor <mjambor@suse.cz>
7101 * expr.c (expand_expr_real_1): Remove setting parent's alias set for
7102 temporaries created for a bitfield (reverting revision 122014).
7104 2012-04-23 Richard Guenther <rguenther@suse.de>
7106 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Gimplify
7107 the condition using is_gimple_condexpr and avoid the not necessary
7109 (set_prologue_iterations): Likewise.
7110 (vect_loop_versioning): Likewise.
7112 2012-04-23 Richard Guenther <rguenther@suse.de>
7114 PR tree-optimization/53070
7115 * tree-if-conv.c (combine_blocks): Free predicates in all blocks.
7116 (main_tree_if_conversion): Verify we succeeded in that.
7118 2012-04-23 Jan Hubicka <jh@suse.cz>
7120 * lto-symtab.c (lto_cgraph_replace_node): Do not call
7121 mark_reahcable_node.
7122 * cgraph.c (cgraph_remove_node): Do not clear reachable.
7123 (cgraph_mark_reachable_node): Remove.
7124 (cgraph_mark_force_output_node): Do not set reachable.
7125 (dump_cgraph_node): Do not dump reachable.
7126 (cgraph_create_virtual_clone): Do not set reachable.
7127 * cgraph.h (cgraph_node): Remove reachable flag.
7128 (varpool_node): Remove reachable flag.
7129 (cgraph_mark_if_needed): Remove.
7130 (cgraph_mark_reachable_node): Remove.
7131 * tree-emutls.c (ipa_lower_emutls): Do not check reachable.
7132 * cgraphunit.c (cgraph_finalize_function): Do not mark node as
7134 (cgraph_add_new_function): Likewise.
7135 (cgraph_mark_if_needed): Remove.
7136 (cgraph_analyze_function): Do not set target as reachable.
7137 (process_function_and_variable_attributes): Do not care about
7139 (cgraph_analyze_functions): Do not set reachable flags.
7140 (cgraph_mark_functions_to_output): Do not check reachability.
7141 (cgraph_copy_node_for_versioning): Do not set reachable flag.
7142 (dbxout_expand_expr): Update.
7143 * c-decl.c (merge_decls): Do not track changed externs.
7144 * ipa.c: Include pointer-set.h
7145 (enqueue_cgraph_node): Use reachable pointer set.
7146 (process_references): Likewise.
7147 (cgraph_remove_unreachable_nodes): Likewise.
7148 (whole_program_function_and_variable_visibility): Do not recompute
7150 * trans-mem.c (ipa_tm_execute): Do not check reachable flag.
7152 2012-04-23 Georg-Johann Lay <avr@gjlay.de>
7154 * doc/extend.texi (AVR Named Address Spaces): Fix typos.
7156 2012-04-23 Richard Guenther <rguenther@suse.de>
7159 * c-typeck.c (build_binary_op): Fix typo.
7161 2012-04-23 Jakub Jelinek <jakub@redhat.com>
7163 PR tree-optimizations/52891
7164 * tree-vect-patterns.c (adjust_bool_pattern): Use
7165 build_nonstandard_type even if rhs1 has unsigned INTEGER_TYPE,
7166 but with non-standard precision.
7168 2012-04-22 Jan Hubicka <jh@suse.cz>
7170 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Bail out at NULL
7173 2012-04-22 Jan Hubicka <jh@suse.cz>
7175 * lto-symtab.c (lto_varpool_replace_node): Do not merge needed flags.
7176 * cgraphbuild.c (record_reference, record_type_list, mark_address,
7177 mark_load, mark_store): Do not mark varpool nodes as needed.
7178 * cgraph.c (cgraph_new_nodes): Remove.
7179 (cgraph_create_function_alias): Do not mark nodes as reachable.
7180 (cgraph_add_thunk): Likewise.
7181 (cgraph_mark_reachable_node): Do not manage the queue.
7182 * cgraph.h (cgraph_node): Remove next_needed.
7183 (varpool_nodes_queue): Remove next_needed and prev_needed.
7184 (x_cgraph_nodes_queue, x_cgraph_nodes_queue, cgraph_new_nodes): Remove.
7185 (cgraph_new_nodes): Declare.
7186 (x_varpool_nodes_queue, varpool_nodes_queue); Remove.
7187 (varpool_analyze_pending_decls): Remove.
7188 (varpool_analyze_node): New.
7189 (varpool_mark_needed_node): Remove.
7190 (varpool_first_variable, varpool_next_variable): New inlines.
7191 (varpool_first_static_initializer, varpool_next_static_initializer):
7193 (FOR_EACH_STATIC_VARIABLE): Remove unused walker.
7194 (varpool_first_defined_variable): New inline.
7195 (varpool_next_defined_variable): New inline
7196 (FOR_EACH_VARIABLE): Reimplement.
7197 (FOR_EACH_DEFINED_VARIABLE): Reimplement.
7198 * toplev.c (wrapup_global_declaration_2): Use analyzed instead of
7200 * cgraphunit.c (cgraph_new_nodes): Declare here.
7201 (enqueue_node): New function.
7202 (cgraph_process_new_functions): update for new
7203 node set; when constructing cgraph enqueue node for processing.
7204 (cgraph_add_new_function): Use new node set.
7205 (process_function_and_variable_attributes): Do not set varpool needed
7207 (referred_to_p): New function.
7208 (varpool_finalize_decl): Move here from varpool.c; enqueue needed node
7209 when varpool is in construction.
7210 (cgraph_analyze_functions): Rewrite.
7211 (cgraph_expand_all_functions): Update.
7212 (cgraph_output_in_order): Do not analyze pending decls; do not set
7214 (cgraph_optimize): Do not analyze pending decls.
7215 * lto-cgraph.c (input_varpool_node): Clear analyzed flag for objects
7216 in other partition; do not mark node as needed.
7217 * dwarf2out.c (reference_to_unused): Use analyzed flag.
7218 (premark_types_used_by_global_vars_helper): Likewise.
7219 * ipa.c (process_references): Do not call varpool_mark_needed_node.
7220 (cgraph_remove_unreachable_nodes): Do not rely on varpool and
7222 (function_and_variable_visibility): Do not mark node as needed.
7223 (whole_program_function_and_variable_visibility): Likewise.
7224 * Makefile.in (gt-varpool.h): No longer needed.
7225 * passes.c (execute_one_pass, execute_ipa_pass_list): Update.
7226 (ipa_write_summaries): Do not use needed flag.
7227 * varpool.c: Do not include gt-varpool.h
7228 (x_varpool_nodes_queue, x_varpool_last_needed_node,
7229 x_varpool_last_needed_node, x_varpool_first_unanalyzed_node,
7230 x_varpool_first_unanalyzed_node, varpool_assembled_nodes_queue):
7232 (varpool_remove_node): Do not update the lists.
7233 (dump_varpool_node): Do not dump needed flag.
7234 (varpool_enqueue_needed_node): Remove.
7235 (varpool_mark_needed_node): Remove.
7236 (varpool_reset_queue): Remove.
7237 (varpool_finalize_decl): Move to cgraphunit.c
7238 (varpool_analyze_node): New functions based on former
7239 varpool_analyze_pending_decls.
7240 (varpool_analyze_pending_decls): Remove.
7241 (varpool_assemble_decl): Do not update the lists.
7242 (enqueue_node): New function.
7243 (varpool_remove_unreferenced_decls): Rewrite.
7244 (varpool_empty_needed_queue): Remove.
7245 (add_new_static_var): Do not mark node as needed.
7246 (varpool_create_variable_alias): Handle expansion state
7248 * except.c (output_ttype): Do not mark node as needed.
7249 * varasm.c (mark_decl_referenced): Do not use mark_needed_node.
7250 * tree-profile.c (init_ic_make_global_vars, init_ic_make_global_vars):
7252 * tree-switch-conversion.c (build_one_array): Likewise.
7254 2012-04-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
7257 * doc/invoke.texi (pedantic): Rename to Wpedantic.
7258 * common.opt (Wpedantic): New.
7259 (pedantic): Alias Wpedantic.
7260 * diagnostic.c (warning_at): Likewise.
7261 * c-decl.c (diagnose_mismatched_decls): Likewise.
7262 (build_array_declarator): Likewise.
7263 (mark_forward_parm_decls):
7264 (check_bitfield_type_and_width): Likewise.
7265 (grokdeclarator): Likewise.
7266 (grokfield): Likewise.
7267 (finish_struct): Likewise.
7268 (build_enumerator): Likewise.
7269 (store_parm_decls_oldstyle): Likewise.
7270 (declspecs_add_qual): Likewise.
7271 (declspecs_add_type): Likewise.
7272 (finish_declspecs): Likewise.
7273 * c-typeck.c (composite_type): Likewise.
7274 (comp_target_types): Likewise.
7275 (build_array_ref): Likewise.
7276 (pointer_diff): Likewise.
7277 (build_unary_op): Likewise.
7278 (build_conditional_expr): Likewise.
7279 (build_c_cast): Likewise.
7280 (convert_for_assignment): Likewise.
7281 (maybe_warn_string_init): Likewise.
7282 (digest_init): Likewise.
7283 (pop_init_level): Likewise.
7284 (set_init_index): Likewise.
7285 (c_finish_goto_label): Likewise.
7286 (c_finish_return): Likewise.
7287 (do_case): Likewise.
7288 (build_binary_op): Likewise.
7289 * c-parser.c (static): Likewise.
7290 (c_parser_external_declaration): Likewise.
7291 (c_parser_declaration_or_fndef): Likewise.
7292 (c_parser_static_assert_declaration_no_se): Likewise.
7293 (c_parser_enum_specifier): Likewise.
7294 (c_parser_struct_or_union_specifier): Likewise.
7295 (c_parser_struct_declaration): Likewise.
7296 (c_parser_alignas_specifier): Likewise.
7297 (c_parser_braced_init): Likewise.
7298 (c_parser_initelt): Likewise.
7299 (c_parser_compound_statement_nostart): Likewise.
7300 (c_parser_conditional_expression): Likewise.
7301 (c_parser_alignof_expression): Likewise.
7302 (c_parser_postfix_expression): Likewise.
7303 (c_parser_postfix_expression_after_paren_): Likewise.
7304 (c_parser_objc_class_instance_variables): Likewise.
7305 (c_parser_objc_method_definition): Likewise.
7306 (c_parser_objc_methodprotolist): Likewise.
7308 2012-04-22 Ian Lance Taylor <iant@google.com>
7310 * godump.c (go_output_typedef): Dump size of structs.
7312 2012-04-22 Razya Ladelsky <razya@il.ibm.com>
7314 Correcting transform_to_exit_first_loop + fix to PR46886
7315 * tree-parloops.c (transform_to_exit_first_loop): Remove
7316 setting of number of iterations according to the loop pattern.
7317 Duplicate from entry to exit->src instead of loop->latch.
7318 (pallelize_loops): Remove the condition preventing do-while loops.
7319 * tree-cfg.c (bool bb_in_region_p): New.
7320 (gimple_duplicate_sese_tail): Adjust duplication of the the subloops.
7321 Adjust redirection of the duplicated iteration.
7323 2012-04-21 Richard Sandiford <rdsandiford@googlemail.com>
7326 * rtl.def (ADDRESS): Use "i" rather than "w".
7327 * rtl.h (find_base_term): Delete.
7328 (may_be_sp_based_p): Declare.
7329 * rtl.c (rtx_code_size): Remove ADDRESS special case.
7330 * alias.h (UNIQUE_BASE_VALUE_SP, UNIQUE_BASE_VALUE_ARGP)
7331 (UNIQUE_BASE_VALUE_FP, UNIQUE_BASE_VALUE_HFP): Move to...
7333 (find_base_term): Make static.
7334 (may_be_sp_based_p): New function.
7335 * dse.c (record_store): Use it.
7336 * store-motion.c (store_killed_in_insn): Likewise.
7338 2012-04-21 Richard Sandiford <rdsandiford@googlemail.com>
7340 * fold-const.c (fold_checksum_tree): Fix VECTOR_CST case.
7342 2012-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
7345 * c-typeck.c (inform_declaration): New.
7346 (build_function_call_vec): Do not pretty-print
7347 expressions when caret is enabled.
7348 (convert_arguments): Use inform_declaration.
7350 2012-04-20 Jim Meyering <meyering@redhat.com>
7352 * genmodes.c (make_complex_modes): Don't truncate a mode name of
7353 length 7 or more when prepending a "C". Suggested by Richard Guenther.
7355 2012-04-20 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7357 PR rtl-optimization/44214
7358 * fold-const.c (exact_inverse): New function.
7359 (fold_binary_loc): Fold vector and complex division by constant into
7360 multiply by recripocal with flag_reciprocal_math; fold vector division
7361 by constant into multiply by reciprocal with exact inverse.
7363 2012-04-20 Jan Hubicka <jh@suse.cz>
7365 * lto-symtab.c (lto_cgraph_replace_node): Merge needed instead of
7367 * cgraph.c (cgraph_add_thunk): Use mark_reachable_node.
7368 (cgraph_remove_node): Update.
7369 (cgraph_mark_needed_node): Remove.
7370 (cgraph_mark_force_output_node): New.
7371 (dump_cgraph_node): Do not dump needed flag.
7372 (cgraph_node_cannot_be_local_p_1): Update.
7373 (cgraph_can_remove_if_no_direct_calls_and_refs): Update.
7374 * cgraph.h (symtab_node_base): Add force_output flag.
7375 (cgraph_node): Remove needed flag.
7376 (varpool_node): Remove force_output flag.
7377 (cgraph_mark_needed_node): Remove.
7378 (cgraph_mark_force_output_node): New.
7379 (cgraph_only_called_directly_or_aliased_p,
7380 varpool_can_remove_if_no_refs, varpool_all_refs_explicit_p): Update.
7381 * ipa-cp.c (ipcp_generate_summary): Remove out of date assert.
7382 * cgraphunit.c (cgraph_decide_is_function_needed): rewrite.
7383 (cgraph_add_new_function): Update.
7384 (cgraph_mark_if_needed): Update.
7385 (verify_cgraph_node): Update.
7386 (cgraph_analyze_function): Alias target is reachable.
7387 (process_function_and_variable_attributes): Update: externally_visible
7388 flag makes function reachable.
7389 (cgraph_analyze_functions): Update dumping.
7390 * lto-cgraph.c (lto_output_node, lto_output_varpool_node,
7391 input_overwrite_node, input_varpool_node): Update streaming.
7392 * lto-streamer-out.c (produce_symtab): Use force_output.
7393 * ipa.c (process_references): Weakrefs must be processed.
7394 (cgraph_remove_unreachable_nodes): Likewise; update for new
7396 (varpool_externally_visible_p): Weakrefs are externally visible
7397 even if they are not.
7398 (function_and_variable_visibility): Update; when processing alias
7399 pair force the targets to be output.
7400 (whole_program_function_and_variable_visility): Use
7401 mark_reachable_node.
7402 * trans-mem.c (ipa_tm_mark_needed_node): Remove
7403 (ipa_tm_mark_force_output_node): New function.
7404 (ipa_tm_create_version_alias, ipa_tm_create_version): Update.
7405 * gimple-fold.c (can_refer_decl_in_current_unit_p): Be lax about
7407 * varasm.c (mark_decl_referenced): Update.
7408 (find_decl_and_mark_needed): Remove.
7409 (find_decl): New function.
7410 (weak_finish, finish_aliases_1, assemble_alias): Update; do not mark
7411 alias targets as needed.
7412 (dump_tm_clone_pairs): Update.
7413 * tree-inline.c (copy_bb): Update check.
7414 * symtab.c (dump_symtab_base): Dump force_output.
7415 * tree-ssa-structalias.c (ipa_pta_execute): Use force_output.
7416 * passes.c (execute_todo): Fix dumping.
7417 * varpool.c (decide_is_variable_needed, varpool_finalize_decl): Update.
7418 (varpool_analyze_pending_decls): Alias target is reachable.
7419 (varpool_create_variable_alias): Finalize weakrefs.
7421 2012-04-20 Jakub Jelinek <jakub@redhat.com>
7424 * alias.h (UNIQUE_BASE_VALUE_SP, UNIQUE_BASE_VALUE_ARGP,
7425 UNIQUE_BASE_VALUE_FP, UNIQUE_BASE_VALUE_HFP): Define.
7426 * alias.c (init_alias_targets): Use UNIQUE_BASE_VALUE_*
7427 macros instead of constants.
7428 * dse.c (record_store): Check for SP ADDRESS by comparing
7429 XWINT to UNIQUE_BASE_VALUE_SP instead of expecting
7430 XEXP to be stack_pointer_rtx.
7432 2012-04-20 Richard Guenther <rguenther@suse.de>
7434 * tree-ssa-copy.c (propagate_tree_value_into_stmt): Use
7435 update_call_from_tree when propagating into a call.
7437 2012-04-20 Alan Modra <amodra@gmail.com>
7439 * config/rs6000/rs6000.c (rs6000_emit_savres_rtx): Formatting.
7440 (rs6000_emit_prologue, rs6000_emit_epilogue): Likewise. Rename
7441 sp_offset to frame_off. Move world save code earlier.
7443 2012-04-20 Richard Guenther <rguenther@suse.de>
7445 PR tree-optimization/53050
7446 * tree-ssa-forwprop.c (ssa_forward_propagate_and_combine):
7447 Do only one transform on COND_EXPRs at the same time.
7449 2012-04-19 Jan Hubicka <jh@suse.cz>
7451 * symtab.c (dump_symtab_base): Revert accidental checkin.
7453 2012-04-20 Alan Modra <amodra@gmail.com>
7456 * config/rs6000/rs6000.c (rs6000_savres_strategy): When using
7457 static chain, set REST_INLINE_FPRS too.
7459 2012-04-20 Thomas Schwinge <thomas@codesourcery.com>
7461 * tree-dump.c (dequeue_and_dump) <BIT_FIELD_REF>: Dump the three child
7464 2012-04-20 Richard Guenther <rguenther@suse.de>
7466 * tree-vect-loop.c (vect_analyze_loop_operations): Do not vectorize
7467 loops that can never run more often than the vectorization factor.
7469 2012-04-19 Jan Hubicka <jh@suse.cz>
7471 * symtab.c (dump_symtab_base): Fix dumping of asm lists.
7473 2012-04-19 David Edelsohn <dje.gcc@gmail.com>
7475 * config/rs6000/sync.md (fetchop_name): Change ior attribute to "or".
7477 2012-04-19 Jim Meyering <meyering@redhat.com>
7479 * genmodes.c (make_complex_modes): Avoid unnecessary use of strncpy.
7480 We verified above that the string(including trailing NUL) fits in buf,
7483 2012-04-19 Richard Guenther <rguenther@suse.de>
7485 * symtab.c (dump_symtab_base): Use TREE_STRING_POINTER
7486 for dumping DECL_SECTION_NAME.
7488 2012-04-19 Michael Matz <matz@suse.de>
7491 * tree.h (VECTOR_CST_NELTS): Use part number of types again.
7492 (struct tree_vector): Adjust GTY length.
7493 * tree.c (make_vector_stat): Don't set VECTOR_CST_NELTS.
7495 * gengtype.c (struct walk_type_data): Add in_record_p and loopcounter
7497 (walk_type, <TYPE_POINTER, TYPE_ARRAY>): Handle case where our
7498 caller emitted the length calulation already.
7499 (walk_type, <TYPE_UNION, TYPE_STRUCT>): Emit length calculations
7500 before handling any of the fields for structs.
7502 2012-04-19 Richard Guenther <rguenther@suse.de>
7504 PR tree-optimization/53031
7505 * tree-vrp.c (adjust_range_with_scev): Revert back to
7506 using max_loop_iterations.
7508 2012-04-19 Michael Matz <matz@suse.de>
7510 * diagnostic.c (emit_diagnostic): Move va_end call after user
7512 (warning, warning_at, pedwarn, permerror): Ditto.
7514 2012-04-19 Richard Guenther <rguenther@suse.de>
7516 * ira-int.h (ira_allocno_object_iter_cond): Avoid out-of-bound
7519 2012-04-19 Georg-Johann Lay <avr@gjlay.de>
7522 * config/avr/avr.c (avr_out_load_psi): Fix assembler template for
7523 the case *(X+const).
7525 2012-04-19 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
7527 * config/arm/sync.md (sync_optab): Change ior attribute to "or".
7529 2012-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
7532 * stmt.c (warn_if_unused_value): Skip NOP_EXPR.
7533 * convert.c (convert_to_integer): Don't set TREE_NO_WARNING.
7535 2012-04-19 Richard Guenther <rguenther@suse.de>
7537 PR rtl-optimization/44688
7538 * loop-iv.c (determine_max_iter): Only return max_iter.
7539 (iv_number_of_iterations): Also use the recorded loop bound
7540 on the maximum number of iterations.
7541 * loop-unroll.c (decide_unroll_runtime_iterations): Use
7542 max_iter to avoid unrolling loops that do not roll.
7543 (decide_unroll_stupid): Likewise.
7545 2012-04-18 Steven Bosscher <steven@gcc.gnu.org>
7547 * targhooks.c (default_case_values_threshold): Fix code style nit.
7549 * stmt.c (add_case_node, expand_case): Move logic to remove/reduce
7550 case range and type folding from here...
7551 * gimplify.c (gimplify_switch_expr): ... to here. Expect NULL_TREE
7552 type, as documented in tree.def.
7554 2012-04-18 Jan Hubicka <jh@suse.cz>
7556 * cgraph.h (verify_symtab, verify_symtab_node, verify_symtab_base):
7558 * cgraphunit.c (verify_cgraph_node): Verify symtab base; do not verify
7559 cgraph hash and same comdat groups.
7560 (cgraph_optimize): Verify symbol table.
7561 * ipa.c (cgraph_remove_unreachable_nodes): Verify symbol table.
7562 (dissolve_same_comdat_group_list): Work on symtab nodes.
7563 (function_and_variable_visibility): Dissolve variable same comdat group
7565 * symtab.c: Include timevar.h
7566 (verify_symtab_base, verify_symtab_node, verify_symtab): New functions.
7568 2012-04-18 Steven Bosscher <steven@gcc.gnu.org>
7570 * tree-switch-conversion.c (info): Remove global pass info.
7571 (check_range, check_process_case, check_final_bb, create_temp_arrays,
7572 free_temp_arrays, gather_default_values, build_constructors,
7573 array_value_type, build_one_array, build_arrays, gen_def_assigns,
7574 fix_phi_nodes, gen_inbound_check): Pass info around from ...
7575 (process_switch): ... here. Unify message format. Return a const
7576 char pointer to the failure reason message.
7577 (do_switchconv): Unify message format. Update process_switch usage.
7579 * tree.def (CASE_LABEL_EXPR): Fix documentation, mention all operands.
7580 * tree-cfg.c (edge_to_cases): Fix documentation.
7582 2012-04-18 Uros Bizjak <ubizjak@gmail.com>
7584 * config/alpha/sync.md (fetchop_name): Change ior attribute to "or".
7586 2012-04-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7588 PR tree-optimization/52976
7589 * tree-ssa-reassoc.c (add_to_ops_vec_max_rank): Delete.
7590 (possibly_move_powi): New function.
7591 (rewrite_expr_tree): Call possibly_move_powi.
7592 (rewrite_expr_tree_parallel): Likewise.
7593 (attempt_builtin_powi): Change call of add_to_ops_vec_max_rank to
7594 call add_to_ops_vec instead.
7596 2012-04-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7598 PR tree-optimization/52976
7599 * tree-ssa-reassoc.c (stmt_is_power_of_op): New function.
7600 (decrement_power): Likewise.
7601 (propagate_op_to_single_use): Likewise.
7602 (zero_one_operation): Handle __builtin_pow* calls in linearized
7603 expression trees; factor logic into propagate_op_to_single_use.
7604 (undistribute_ops_list): Allow operands with repeat counts > 1.
7606 2012-04-18 Richard Guenther <rguenther@suse.de>
7608 PR tree-optimization/44688
7609 * cfgloop.h (record_niter_bound): Declare.
7610 * tree-ssa-loop-niter.c (record_niter_bound): Export.
7611 Update the estimation with the upper bound here...
7612 (estimate_numbers_of_iterations_loop): ... instead of here.
7613 Do not forcefully reset a recorded upper bound.
7614 * tree-vect-loop-manip.c (vect_do_peeling_for_alignment):
7615 Record the maximum number of loop iterations of the prologue loop.
7617 2012-04-18 Jan Hubicka <jh@suse.cz>
7619 * lto-symtab.c (lto_cgraph_replace_node): Update.
7620 * cgraphbuild.c (record_reference, record_type_list,
7621 record_eh_tables, mark_address, mark_load, mark_store): Update.
7622 * cgraph.c (cgraph_same_body_alias, dump_cgraph_node,
7623 cgraph_create_virtual_clone, cgraph_for_node_thunks_and_aliases):
7625 * cgraph.h (symtab_node_def, symtab_node, const_symtab_node): Remove.
7626 (cgraph_alias_aliased_node, varpool_alias_aliased_node): Update.
7627 * reload.c: Fix typo in comment.
7628 * rtlanal.c: Likewise.
7629 * tree-emultls.c (gen_emutls_addr): Update.
7630 * ipa-reference.c (analyze_function): Update.
7631 * cgraphunit.c (cgraph_analyze_function,
7632 cgraph_process_same_body_aliases, assemble_thunks_and_aliases):
7634 * ipa-ref.c (ipa_record_reference): Reorg to avoid reference types.
7635 (ipa_remove_reference): Likewise.
7636 (ipa_remove_all_refering): Rename to ...
7637 (ipa_remove_all_referring): ... this one; update.
7638 (ipa_dump_references): Update.
7639 (ipa_dump_referring): Update.
7640 (ipa_clone_references): Update.
7641 (ipa_clone_refering): Rename to ...
7642 (ipa_clone_referring): ... this one; update.
7643 (ipa_ref_cannot_lead_to_return): Update.
7644 (ipa_ref_has_aliases_p): Update.
7645 * ipa-ref.h (symtab_node_def, symtab_node, const_symtab_node): New
7647 (ipa_ref_type): Remove.
7648 (ipa_ref_ptr_u): Remove.
7649 (ipa_ref): Remove referencing, refered, refered_index, refering_type
7650 and refered_type; add referring, referred and referred_index.
7651 (ipa_ref_list): Rename refering to referring.
7652 (ipa_record_reference, ipa_remove_all_referring, ipa_dump_referring,
7653 ipa_clone_references, ipa_clone_referring): Update prototypes.
7654 * lto-cgraph.c (referenced_from_other_partition_p): Update.
7655 (lto_output_ref): Update.
7656 (add_references): Update.
7657 (input_varpool_node): Update.
7658 (input_refs): Update.
7659 * ipa-ref-inline.h (ipa_ref_node): Update.
7660 (ipa_ref_varpool_node): Update.
7661 (ipa_ref_referring_node): Update.
7662 (ipa_ref_referring_varpool_node): Update.
7663 (ipa_ref_referring_ref_list): Update.
7664 (ipa_ref_referred_ref_list): Update.
7665 (ipa_ref_list_first_referring): Update.
7666 (ipa_empty_ref_list): Update.
7667 (ipa_ref_list_refering_iterate): Rename to ...
7668 (ipa_ref_list_referring_iterate): ... this one.
7669 * cse.c: Update comment.
7670 * ipa-utils.c (ipa_reverse_postorder): Update.
7671 * tree-ssa-alias.c: Update.
7672 * ipa-inline.c (reset_edge_caches): Update.
7673 (update_caller_keys): Update.
7674 * ipa-inline.h: Update comments.
7675 * jump.c: Update comment.
7676 * alias.c: Likewise.
7677 * ipa.c (process_references): Update.
7678 (cgraph_remove_unreachable_nodes): Likewise.
7679 (ipa_discover_readonly_nonaddressable_var): Likewise.
7680 (cgraph_address_taken_from_non_vtable_p): Likewise.
7681 * trans-mem.c (ipa_tm_execute): Update.
7682 * simplify-rtx.c: Fix comment.
7683 * rtl.c: Fix comment.
7684 * symtab.c (symtab_unregister_node): Update.
7685 * varpool.c (dump_varpool_node): Update.
7686 (varpool_analyze_pending_decls): Update.
7687 (assemble_aliases): Update.
7688 (varpool_for_node_and_aliases): Update.
7690 2012-04-18 Richard Guenther <rguenther@suse.de>
7692 * cfgloop.h (estimate_numbers_of_iterations_loop): Remove
7693 use_undefined_p parameter.
7694 * tree-flow.h (estimate_numbers_of_iterations): Likewise.
7695 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop):
7697 (estimate_numbers_of_iterations): Likewise.
7698 (estimated_loop_iterations): Adjust.
7699 (max_loop_iterations): Likewise.
7700 (scev_probably_wraps_p): Likewise.
7701 * tree-ssa-loop.c (tree_ssa_loop_bounds): Likewise.
7702 * tree-vrp.c (adjust_range_with_scev): Use max_stmt_executions,
7703 not max_loop_iterations.
7704 (execute_vrp): Remove explicit number of iterations estimation.
7706 2012-04-18 Enkovich Ilya <ilya.enkovich@intel.com>
7708 * config/i386/linux-common.h: New.
7710 * config.gcc: Add i386/linux-common.h before
7711 all i386/linux.h and i386/linux64.h usages.
7713 * config/i386/gnu-user.h (GNU_USER_TARGET_LINK_SPEC): New.
7714 (LINK_SPEC): Use GNU_USER_TARGET_LINK_SPEC.
7715 * config/i386/gnu-user64.h: Likewise.
7717 * config/i386/gnu-user.common.h (GNU_USER_TARGET_CC1_SPEC): New.
7718 (CC1_SPEC): Use GNU_USER_TARGET_CC1_SPEC.
7719 (GNU_USER_TARGET_MATHFILE_SPEC): New.
7720 (ENDFILE_SPEC): Use GNU_USER_TARGET_MATHFILE_SPEC.
7722 2012-04-18 Jan Hubicka <jh@suse.cz>
7724 * cgraph.c (cgraph_node_name): Remove.
7725 (dump_cgraph_node): Use dump_symtab_base; reformat.
7726 * cgraph.h (symtab_node_asm_name, symtab_node_name, dump_symtab,
7727 debug_symtab, dump_symtab_node, debug_symtab_node, dump_symtab_base):
7729 (cgraph_node_name, varpool_node_name): Remove.
7730 (cgraph_node_asm_name, varpool_node_asm_name,
7731 cgraph_node_name, varpool_node_name): New.
7732 * tree-pass.h (TODO_dump_cgraph): Rename to ...
7733 (TODO_dump_symtab): ... this one.
7734 * ipa-cp (pass_ipa_cp): Update.
7735 * ia-reference.c (generate_summary, read_write_all_from_decl,
7736 propagate, ipa_reference_read_optimization_summary): Update.
7737 * cgraphunit.c (cgraph_analyze_functions): Update.
7738 (cgraph_optimize): Update.
7739 * ipa-ref.c (ipa_dump_references): Update.
7740 (ipa_dump_refering): Update.
7741 * ipa-inline.c (pass_ipa_inline): Update.
7742 * matrix-reorg.c (pass_ipa_matrix_reorg): Update.
7743 * ipa.c (pass_ipa_function_visibility,
7744 pass_ipa_whole_program_visibility): Update.
7745 * tree-sra.c (pass_early_ipa_sra): Update.
7746 * symtab.c: Include langhooks.h
7747 (symtab_node_asm_name): New.
7748 (symtab_node_name): New.
7749 (symtab_type_names): New static var.
7750 (dump_symtab_base): New.
7751 (dump_symtab_node, dump_symtab): New.
7752 (debug_symtab_node, debug_symtab): New.
7753 * tree-ssa-structalias.c: Dump symbol table.
7754 * pases.c (execute_todo): Handle TODO_dump_symtab instead
7755 of TODO_dump_cgraph.
7756 * varpoo.c (varpool_node_name): Remove.
7757 (dump_varpool_node): Use dump_symtab_base; reformat.
7759 2012-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
7761 * doc/invoke.texi (Language Independent Options): @item should be
7764 2012-04-17 Richard Sandiford <rdsandiford@googlemail.com>
7767 * rtl.c (rtx_code_size): Handle ADDRESS.
7769 2012-04-17 Tom de Vries <tom@codesourcery.com>
7771 * tree-iterator.c (append_to_statement_list_1): Handle case that *list_p
7774 2012-04-17 Uros Bizjak <ubizjak@gmail.com>
7777 * config/i386/sync.md (atomic_<code><mode>): Rename to
7778 atomic_<logic><mode>.
7780 2012-04-17 Richard Sandiford <rdsandiford@googlemail.com>
7782 * rtl.def (ADDRESS): Turn operand into a HOST_WIDE_INT.
7783 * alias.c (reg_base_value): Expand and update comment.
7784 (arg_base_value): New variable.
7785 (unique_id): Move up file.
7786 (unique_base_value, unique_base_value_p, known_base_value_p): New.
7787 (find_base_value): Use arg_base_value and known_base_value_p.
7788 (record_set): Document REG_NOALIAS handling. Use unique_base_value.
7789 (find_base_term): Use known_base_value_p.
7790 (base_alias_check): Use unique_base_value_p.
7791 (init_alias_target): Initialize arg_base_value. Use unique_base_value.
7792 (init_alias_analysis): Use 1 as the first id for REG_NOALIAS bases.
7794 2012-04-17 Pat Haugen <pthaugen@us.ibm.com>
7796 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Remove DImode.
7798 2012-04-17 Michael Matz <matz@suse.de>
7800 PR tree-optimization/18437
7801 * tree-vectorizer.h (_stmt_vec_info.stride_load_p): New member.
7802 (STMT_VINFO_STRIDE_LOAD_P): New accessor.
7803 (vect_check_strided_load): Declare.
7804 * tree-vect-data-refs.c (vect_check_strided_load): New function.
7805 (vect_analyze_data_refs): Use it to accept strided loads.
7806 * tree-vect-stmts.c (vectorizable_load): Ditto and handle them.
7808 2012-04-17 Richard Guenther <rguenther@suse.de>
7811 * tree-eh.c (cleanup_empty_eh_merge_phis): Properly discard
7812 loops when redirecting an entry or latch edge.
7814 2012-04-17 Bernd Schmidt <bernds@codesourcery.com>
7816 * sel-sched.c (sel_global_init): Revert previous change.
7818 2012-04-17 Richard Guenther <rguenther@suse.de>
7820 * tree-flow.h (array_at_struct_end_p): Move declaration ...
7821 * tree.h (array_at_struct_end_p): ... here.
7822 * tree-ssa-loop-niter.c (array_at_struct_end_p): Move ...
7823 * expr.c (array_at_struct_end_p): ... here. Rewrite.
7825 2012-04-17 Steven Bosscher <steven@gcc.gnu.org>
7827 * stmt.c (cost_table_, use_cost_table, cost_table_initialize,
7828 COST_TABLE): Remove.
7829 (estimate_case_costs): Remove.
7830 (expand_case): Do not call estimate_case_costs
7831 to set use_cost_table.
7832 (balance_case_nodes): Do not use use_cost_table.
7834 2012-04-16 Jan Hubicka <jh@suse.cz>
7836 * cgraph.c (cgraph_hash, assembler_name_hash): Remove.
7837 (hash_node, eq_node): Remove.
7838 (cgraph_create_node): Do not handle hashtable.
7839 (cgraph_get_node): Remove.
7840 (cgraph_insert_node_to_hashtable): Remove.
7841 (hash_node_by_assembler_name): Remove.
7842 (eq_assembler_name): Remove.
7843 (cgraph_node_for_asm): Rewrite.
7844 (cgraph_find_replacement_node): Break out from ...
7845 (cgraph_remove_node): ... here; do not maintain hashtables.
7846 (change_decl_assembler_name): Remove.
7847 (cgraph_clone_node): Do not maintain hashtables.
7848 * cgraph.h (const_symtab_node): New typedef.
7849 (cgraph_insert_node_to_hashtable): Remove.
7850 (symtab_get_node, symtab_node_for_asm,
7851 symtab_insert_node_to_hashtable): Declare.
7852 (cgraph_find_replacement_node): Declare.
7853 (cgraph_get_node, varpool_get_node): Turn into inlines.
7854 (cgraph, varpool): Work sanely on NULL pointers.
7855 (FOR_EACH_SYMBOL): New walker.
7856 * ipa-inline-transform.c (save_inline_function_body): Use
7857 symtab_insert_node_to_hashtable.
7858 * symtab.c: Include ggc.h and diagnostics.h
7859 (symtab_hash, assembler_name_hash): New static vars;
7860 (hash_node, eq_node, hash_node_by_assembler_name,
7861 eq_assembler_name, insert_to_assembler_name_hash,
7862 unlink_from_assembler_name_hash): New.
7863 (symtab_register_node): Update hashtables.
7864 (symtab_insert_node_to_hashtable): New.
7865 (symtab_unregister_node): Update hashtables.
7866 (symtab_get_node): New.
7867 (symtab_node_for_asm): New.
7868 (change_decl_assembler_name): New.
7869 * Makefile.in (symtab.o): Needs GTY.
7870 * varpool.c (varpool_hash): Remove.
7871 (hash_varpool_node, eq_varpool_node, varpool_get_node): Remove.
7872 (varpool_node): Rewrite using varpool_get_node.
7873 (varpool_remove_node): DO not maintain hashtables.
7874 (varpool_node_for_asm): Rewrite.
7876 2012-04-16 Sandra Loosemore <sandra@codesourcery.com>
7878 * doc/invoke.texi: Copy-edit to put verbs in the present tense
7879 when describing the current behavior of GCC.
7881 2012-04-16 Richard Sandiford <rdsandiford@googlemail.com>
7883 * genemit.c (gen_exp): Remove ADDRESS handling.
7884 * genoutput.c (scan_operands): Likewise.
7885 * genpeep.c (match_rtx): Likewise.
7886 * genrecog.c (add_to_sequence): Likewise.
7888 2012-04-16 David Edelsohn <dje.gcc@gmail.com>
7890 * doc/install.texi (Specific, *-ibm-aix*): Update assembler bug status.
7892 2012-04-16 Martin Jambor <mjambor@suse.cz>
7894 * tree-sra.c (build_ref_for_model): Create COMPONENT_REFs only for
7897 2012-04-16 Ulrich Weigand <ulrich.weigand@linaro.org>
7900 * config/arm/arm.c (arm_print_operand): Fix invalid alignment
7901 hints for 'A' operand types.
7903 2012-04-16 Jan Hubicka <jh@suse.cz>
7905 * cgraph.h (symtab_node_base): Add next and previous pointers.
7906 (cgraph_node): Remove next and preivous pointers.
7907 (varpool_node): Likewise; remove next/previous GTY marker;
7908 it is not type safe.
7909 (symtab_node_def): Update GTY marker
7910 (x_cgraph_nodes, cgraph_nodes): Remove.
7911 (symtab_nodes): New function.
7912 (cgraph_order): Rename to ...
7913 (symtab_order): ... this one.
7914 (symtab_register_node, symtab_unregister_node, symtab_remove_node):
7916 (x_varpool_nodes, varpool_nodes): Remove.
7917 (FOR_EACH_STATIC_VARIABLE): Update.
7918 (symtab_function_p, symtab_variable_p): New function.
7919 (FOR_EACH_VARIABLE): Update.
7920 (varpool_first_variable, varpool_next_variable): New functions.
7921 (FOR_EACH_VARIABLE): Update.
7922 (cgraph_first_defined_function): Update.
7923 (cgraph_next_defined_function, cgraph_next_defined_function): Update.
7924 (FOR_EACH_DEFINED_FUNCTION, FOR_EACH_FUNCTION): Update.
7925 (cgraph_first_function, cgraph_next_function): New.
7926 (FOR_EACH_FUNCTION): Update.
7927 (cgraph_first_function_with_gimple_body,
7928 cgraph_next_function_with_gimple_body): Update.
7929 * symtab.c: New file.
7930 * cgraph.c: Update copyright dates.
7931 (x_cgraph_nodes, cgraph_order): Remove.
7932 (NEXT_FREE_NODE): Update.
7933 (SET_NEXT_FREE_NODE): New.
7934 (cgraph_create_node_1): Remove common code.
7935 (cgraph_create_node): Remove common code; call symtab_register_node.
7936 (cgraph_remove_node): Remove common code; call symtab_unregister-node.
7937 (cgraph_add_asm_node): Update.
7938 (cgraph_clone_node): Register new node.
7939 * cgraphunit.c (process_function_and_variable_attributes): Update.
7940 (cgraph_analyze_functions): Update.
7941 (cgraph_analyze_functions): Update.
7942 (cgraph_output_in_order): Update.
7943 * lto-cgraph.c (input_node, input_varpool_node, input_cgraph_1):
7945 * ipa-inline.c (recursive_inlining): Update.
7946 * lto-streamer-in.c (lto_input_toplevel_asms): Update.
7947 * ipa.c (cgraph_remove_unreachable_nodes): Update.
7948 * Makefile.in: Add symtab.o
7949 * varpool.c (x_varpool_nodes): Remove
7950 (varpool_node): Remove common code; call symtab_register_node.
7951 (varpool_remove_node): Remove common code; call symtab_unregister_node.
7953 2012-04-16 Richard Guenther <rguenther@suse.de>
7956 * tree.h (VECTOR_CST_NELTS): Adjust.
7957 (struct tree_vector): Add explicit length field.
7958 (make_vector_stat): Declare.
7959 (make_vector): Define.
7960 * tree.c (make_vector_stat): New function.
7961 (build_vector_stat): Use it.
7962 * tree-streamer-in.c (streamer_alloc_tree): Likewise.
7964 2012-04-16 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7966 PR tree-optimization/52976
7967 * tree-ssa-reassoc.c (add_to_ops_vec_max_rank): New function.
7968 (undistribute_ops_list): Ops with repeat counts aren't eligible for
7970 (attempt_builtin_powi): Call add_to_ops_vec_max_rank.
7972 2012-04-16 Jan Hubicka <jh@suse.cz>
7974 * cgraph.h (FOR_EACH_VARIABLE, FOR_EACH_VARIABLE, FOR_EACH_FUNCTION):
7976 * lto-symtab.c (lto_symtab_merge_cgraph_nodes): Use FOR_EACH
7977 walkers to walk cgraph and varpool.
7978 * cgraph.c (cgraph_node_for_asm): Likewise.
7979 (dump_cgraph): Likewise.
7980 * value-prof.c (init_node_map): Likewise.
7981 * tree.c (free_lang_data_in_cgraph): Likewise.
7982 * tree-emutls.c: (ipa_lower_emutls): Likewise.
7983 * ipa-reference.c (generate_summary, propagate): Likewise.
7984 * cgraphunit.c (verify_cgraph, cgraph_process_same_body_aliases,
7985 cgraph_mark_functions_to_output, cgraph_output_in_order,
7986 output_weakrefs, cgraph_materialize_all_clones,
7987 cgraph_optimize): Likewise.
7988 * lto-cgraph.c (merge_profile_summaries): Likewise.
7989 (input_cgraph): Likewise.
7990 * ipa-pure-const.c (generate_summary): Likewise.
7991 (propagate): Likwise.
7992 * ipa-utils.c (ipa_reduced_postorder): Likewise.
7993 (ipa_free_postorder_info): Likewise.
7994 (ipa_reverse_postorder): Likewise.
7995 * ipa-inline.c (ipa_inline): Likewise.
7996 * matrix-reorg.c (find_matrices_decl): Likewise.
7997 (matrix_reorg): Likewise.
7998 * tree-vectorizer.c (increase_alignment): Likewise.
7999 * ipa.c (cgraph_remove_unreachable_nodes): Likewise.
8000 (function_and_variable_visibility): Likewise.
8001 (whole_program_function_and_variable_visibility): Likewise.
8002 (ipa_cdtor_merge): Likewise.
8003 * trans-mem.c (ipa_tm_execute): Likewise.
8004 * ipa-inline-analysis.c (dump_inline_summaries): Likewise.
8005 * ipa-prop.c (ipa_print_all_jump_functions): Likewise.
8006 (ipa_print_all_params): Likewise.
8007 (ipa_update_after_lto_read): Likewise.
8008 * tree-profie.c (tree_profiling): Likewise.
8009 * tree-ssa-structalias.c (ipa_pta_execute): Likewise.
8010 * passes.c (dump_passes): Likewise.
8011 (do_per_function): Likewise.
8012 (ipa_write_summaries): Likewise.
8013 * varpool.c (dump_varpool): Likewise.
8014 (varpool_node_for_asm): Likewise.
8015 (varpool_assemble_pending_decls): Likewise.
8017 2012-04-16 Richard Guenther <rguenther@suse.de>
8019 PR tree-optimization/52975
8020 * tree-if-conv.c (predicate_bbs): Do not simplify inverted
8021 condition but always mark it with TRUTH_NOT_EXPR.
8023 2012-04-16 Richard Guenther <rguenther@suse.de>
8025 PR tree-optimization/52975
8026 * tree-ssa-forwprop.c (combine_cond_exprs): New function.
8027 (ssa_forward_propagate_and_combine): Call it for COND_EXPRs
8028 and VEC_COND_EXPRs. Also combine into VEC_COND_EXPRs condition.
8029 * fold-const.c (operand_equal_p): Handle TARGET_MEM_REF.
8031 2012-04-14 Uros Bizjak <ubizjak@gmail.com>
8033 * config/i386/sse.md (ssse3_plusminus): New code iterator.
8034 (avx2_ph<plusminus_mnemonic>wv16hi3): Macroize insn from
8035 avx2_ph{add,adds,sub,subs}wv16hi3 using ssse3_plusminus code iterator.
8036 (ssse3_ph<plusminus_mnemonic>wv8hi3): Macroize insn from
8037 ssse3_ph{add,adds,sub,subs}wv8hi3 using ssse3_plusminus code iterator.
8038 (ssse3_ph<plusminus_mnemonic>wv4hi3): Macroize insn from
8039 ssse3_ph{add,adds,sub,subs}wv4hi3 using ssse3_plusminus code iterator.
8041 (avx2_ph<plusminus_mnemonic>dv8si3): Macroize insn from
8042 avx2_ph{add,adds,sub,subs}dv8si3 using plusminus code iterator.
8043 (ssse3_ph<plusminus_mnemonic>dv4si3): Macroize insn from
8044 ssse3_ph{add,adds,sub,subs}dv4si3 using plusminus code iterator.
8045 (ssse3_ph<plusminus_mnemonic>dv2si3): Macroize insn from
8046 ssse3_ph{add,adds,sub,subs}dv2si3 using plusminus code iterator.
8048 (xop_plus): New code iterator.
8049 (macs): New code attribute.
8051 (xop_p<macs><ssemodesuffix><ssemodesuffix>): Macroize insn from
8052 xop_pmacs{,s}{ww,dd} using xop_plus code iterator and VI24_128 mode
8054 (xop_p<macs>dql): Macroize insn from xop_pmacs{,s}dql using
8055 xop_plus code iterator.
8056 (xop_p<macs>dqh): Macroize insn from xop_pmacs{,s}dqh using
8057 xop_plus code iterator.
8058 (xop_p<macs>wd): Macroize insn from xop_pmacs{,s}wd using
8059 xop_plus code iterator.
8060 (xop_p<madcs>wd): Macroize insn from xop_pmadcs{,s}wd using
8061 xop_plus code iterator.
8063 (xop_phadd<u>bw): Macroize insn from xop_phadd{,u}bw usign
8064 any_extend code iterator.
8065 (xop_phadd<u>bd): Macroize insn from xop_phadd{,u}bd usign
8066 any_extend code iterator.
8067 (xop_phadd<u>bq): Macroize insn from xop_phadd{,u}bq usign
8068 any_extend code iterator.
8069 (xop_phadd<u>wd): Macroize insn from xop_phadd{,u}wd usign
8070 any_extend code iterator.
8071 (xop_phadd<u>wq): Macroize insn from xop_phadd{,u}wq usign
8072 any_extend code iterator.
8073 (xop_phadd<u>dq): Macroize insn from xop_phadd{,u}dq usign
8074 any_extend code iterator.
8076 2012-04-14 Tom de Vries <tom@codesourcery.com>
8078 * cfgcleanup.c (try_optimize_cfg): Replace call to delete_insn_chain by
8079 call to delete_insn. Remove code to reorder BASIC_BLOCK note and
8080 DELETED_LABEL note, and move it to ...
8081 * cfgrtl.c (delete_insn): ... here. Change return type to void.
8082 (delete_insn_and_edges): Likewise.
8083 (delete_insn_chain): Handle new return type of delete_insn. Delete
8084 chain backwards rather than forwards.
8085 * rtl.h (delete_insn, delete_insn_and_edges): Change return type to
8087 * cfglayout.c (fixup_reorder_chain): Delete unused label.
8089 2012-04-14 Jan Hubicka <jh@suse.cz>
8091 * cgraph.h: Update copyrights;
8092 (symtab_node): Turn to union typedef.
8093 (symtab_node_base): New structure.
8094 (symtab_type): Add SYMTAB_SYMBOL tag.
8095 (cgraph_node): Annotate some pinters with nested_ptr.
8096 (varpool_node): Likewise.
8097 (cgraph_local_info): Remove lto_file_data
8098 and externally_visible.
8099 (cgraph_node): Remove decl; same_comdat_group list;
8100 aux; ref_list; order; address_taken; reachable_from_other_parittion,
8101 in_other_partition; resolution.
8102 (varpool_node): Remove decl; same_comdat_group;
8103 ref_list; lto_file_data; aux; order; resolution; externally_visible;
8104 used_from_other_partition; in_other_partition.
8105 (symtab_node_def): New union.
8106 (cgraph, varpool): Update.
8107 (varpool_first_static_initializer, varpool_next_static_initializer,
8108 cgraph_only_called_directly_or_aliased_p,
8109 varpool_can_remove_if_no_refs, varpool_can_remove_if_no_refs,
8110 varpool_all_refs_explicit_p, cgraph_alias_aliased_node,
8111 varpool_alias_aliased_node, cgraph_edge_recursive_p): Update
8113 * cgraph.c: Likewise.
8114 (cgraph_hash, assembler_name_hash): Turn into symtab_node.
8115 * cgraphbuild.c: Likewise.
8116 * lto-symtab.c: Likewise.
8117 * c-gimplify.c: Likewise.
8118 * value-prof.c: Likewise.
8120 * ipa-cp.c: Likewise.
8121 * tree-emutls.c: Likewise.
8122 * ipa-inline-transform.c: Likwise.
8123 * ipa-reference.c: Likewise.
8124 * cgraphunit.c: Likewise.
8125 * ipa-ref.c: Likewise.
8126 * lto-cgraph.c: Likewise.
8127 * ipa-ref-inline.h: Likewise.
8128 * ipa-pure-const.c: Likewise.
8129 * lto-streamer-out.c: Likewise.
8130 * ipa-utils.c: Likewise.
8131 * ipa-inline.c: Likewise.
8132 * matrix-reorg.c: Likewise.
8133 * tree-eh.c: Likewise.
8134 * tree-vectorizer.c: Likewise.
8135 * ipa-split.c: Likewise.
8137 * trans-mem.c: Likewise.
8138 * ipa-inline-analysis.c: Likewise.
8139 * gimplify.c: Likewise.
8140 * cfgexpand.c: Likewise.
8141 * tree-sra.c: Likewise.
8142 * ipa-prop.c: Likewise.
8143 * varasm.c: Likewise.
8144 * tree-nested.c: Likewise.
8145 * tree-inline.c: Likewise.
8146 * tree-profile.c: Likewise.
8147 * tree-ssa-structalias.c: Likewise.
8148 * passes.c: Likewise.
8149 * varpool.c: Likewise.
8151 2012-04-14 Tom de Vries <tom@codesourcery.com>
8153 * tree-ssa-tail-merge.c (stmt_local_def): New function, factored out of
8154 same_succ_hash, with local_def inlined. Use SINGLE_SSA_DEF_OPERAND.
8155 Use FOR_EACH_IMM_USE_FAST instead of FOR_EACH_IMM_USE_STMT. Remove use
8157 (gsi_advance_fw_nondebug_nonlocal): New function.
8158 (local_def): Removed function.
8159 (same_succ_hash): Use stmt_local_def.
8160 (same_succ_equal): Use gsi_advance_fw_nondebug_nonlocal.
8161 (gsi_advance_bw_nondebug_nonlocal): Use stmt_local_def.
8163 2012-04-13 H.J. Lu <hongjiu.lu@intel.com>
8165 * config/i386/i386-c.c (ix86_target_macros): Define _ILP32
8166 and __ILP32__ for x32.
8168 2012-04-13 Martin Jambor <mjambor@suse.cz>
8171 * gimple-fold.c (gimple_get_virt_method_for_binfo): Bail out if
8172 fold_ctor_reference returns a zero constant.
8174 2012-04-13 Enkovich Ilya <ilya.enkovich@intel.com>
8176 * config.gcc: Add i386/gnu-user-common.h before all
8177 i386/gnu-user.h and i386/gnu-user64.h usages.
8179 * config/i386/gnu-user-common.h: New.
8181 * config/i386/gnu-user.h (CPP_SPEC): Moved to gnu-user-common.h.
8182 (CC1_SPEC): Likewise.
8183 (ENDFILE_SPEC): Likewise.
8184 (DEFAULT_PCC_STRUCT_RETURN): Likewise.
8185 (TARGET_TLS_DIRECT_SEG_REFS_DEFAULT): Likewise.
8186 (TARGET_OS_CPP_BUILTINS): Likewise.
8187 (LIBGCC2_HAS_TF_MODE): Likewise.
8188 (LIBGCC2_TF_CEXT): Likewise.
8189 (TF_SIZE): Likewise.
8190 (TARGET_ASM_FILE_END): Likewise.
8191 (STACK_CHECK_MOVING_SP): Likewise.
8192 (STACK_CHECK_STATIC_BUILTIN): Likewise.
8193 * config/i386/gnu-user64.h: Likewise.
8195 2012-04-13 Martin Jambor <mjambor@suse.cz>
8197 * expr.c (expand_expr_real_1): Pass type, not the expression, to
8198 set_mem_attributes for a memory temporary. Do not call the function
8199 for the memory temporary created for a bitfield.
8201 2012-04-13 Alexandre Oliva <aoliva@redhat.com>
8204 * df.h (enum debug_temp_where): New.
8205 (dead_debug_init, dead_debug_finish) Declare.
8206 (dead_debug_add, dead_debug_insert_temp): Declare.
8207 (struct dead_debug_use, struct dead_debug): Moved from...
8208 * df-problems.c: ... here.
8209 (df_set_unused_notes_for_mw): Bind debug uses of unused regno
8211 (df_create_unused_note): Likewise.
8212 (df_set_dead_notes_for_mw): Move comment where it belongs.
8213 (dead_debug_init): Export.
8214 (dead_debug_reset_uses): New, factored out of...
8215 (dead_debug_finish): ...this. Export.
8216 (dead_debug_reset): Remove.
8217 (dead_debug_add): Export.
8218 (dead_debug_insert_before): Rename to...
8219 (dead_debug_insert_temp): ... this. Add where argument. Export.
8220 Locate stored value for BEFORE_WITH_VALUE. Avoid repeat inserts.
8221 Return insertion count.
8222 (df_note_bb_compute): Adjust.
8223 * dce.c (word_dce_process_block): Adjust dead debug uses.
8224 (dce_process_block): Likewise.
8226 2012-04-13 Alexandre Oliva <aoliva@redhat.com>
8228 * df-problems.c (df_note_bb_compute): Do not take note of
8229 debug uses for whose REGs we won't emit DEAD or UNUSED notes.
8231 2012-04-13 Alexandre Oliva <aoliva@redhat.com>
8234 * var-tracking.c (expand_depth): New type.
8235 (onepart_aux, expand_loc_callback_data): Change depth type to it.
8236 (loc_exp_dep_alloc): Adjust initializer.
8237 (update_depth): Use new type. Add entryvals.
8238 (vt_expand_var_loc_chain): Take note of expansions with
8239 ENTRY_VALUEs, but don't accept them right away. Run an optional
8240 second pass accepting the minimum ENTRY_VALUE count found in the
8242 (vt_expand_loc_callback, INIT_ELCD): Adjust.
8244 2012-04-13 Tom de Vries <tom@codesourcery.com>
8246 * tree-ssa-tail-merge.c (gsi_advance_bw_nondebug_nonlocal): Add
8247 parameters vuse and vuse_escaped.
8248 (find_duplicate): Init vuse1, vuse2 and vuse_escaped. Pass to
8249 gsi_advance_bw_nondebug_nonlocal. Return if vuse_escaped and
8252 2012-04-13 Richard Guenther <rguenther@suse.de>
8254 PR tree-optimization/52969
8255 * tree-if-conv.c (predicate_mem_writes): Properly gimplify
8256 the condition for the COND_EXPR and handle predicate negation
8257 by swapping the COND_EXPR arms.
8259 2012-04-13 Nick Clifton <nickc@redhat.com>
8261 * config/rl78/rl78.c (rl78_devirt_pass): Remove use of
8262 TODO_dump_func flag.
8264 2012-04-13 Andrey Belevantsev <abel@ispras.ru>
8266 PR rtl-optimization/52203
8267 PR rtl-optimization/52715
8269 Revert the 2012-03-07 fix for PR 52203.
8270 * sel-sched.c (reset_sched_cycles_in_current_ebb): Check that
8271 the insn does not modify DFA right before issuing, adjust
8272 issue_rate accordingly.
8274 2012-04-13 Richard Guenther <rguenther@suse.de>
8277 * c-typeck.c (pointer_diff): Remove bogus assert.
8279 2012-04-13 Richard Guenther <rguenther@suse.de>
8282 * convert.c (convert_to_pointer): Remove special-casing of zero.
8284 2012-04-13 Joey Ye <joey.ye@arm.com>
8286 * config/arm/constraints.md (Pe): New constraint.
8287 * config/arm/arm.md: New split for imm 256-510.
8289 2012-04-13 Terry Guo <terry.guo@arm.com>
8291 * config/arm/arm-cores.def: Added core cortex-m0plus.
8292 * config/arm/arm-tune.md: Regenerated.
8293 * config/arm/arm-tables.opt: Regenerated.
8294 * doc/invoke.texi: Added entry for cpu ARM cortex-m0plus.
8296 2012-04-13 Alan Modra <amodra@gmail.com>
8299 * config/rs6000/rs6000.c (rs6000_emit_stack_tie): Rewrite with
8300 tie regs on destination of sets. Delete forward declaration.
8301 (rs6000_emit_stack_reset): Update rs6000_emit_stack_tie calls.
8302 (rs6000_emit_prologue): Likewise.
8303 (rs6000_emit_epilogue): Likewise. Use in place of gen_frame_tie
8305 (is_mem_ref): Use tie_operand to recognise stack ties.
8306 * config/rs6000/predicates.md (tie_operand): New.
8307 * config/rs6000/rs6000.md (restore_stack_block): Generate new
8309 (restore_stack_nonlocal): Likewise.
8310 (stack_tie): Update.
8311 (frame_tie): Delete.
8313 2012-04-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8315 * tree-ssa-reassoc.c (attempt_builtin_powi_stats): Change %ld to
8316 HOST_WIDE_INT_PRINT_DEC in format strings.
8318 2012-04-12 Uros Bizjak <ubizjak@gmail.com>
8321 * config/i386/avx2intrin.h (_mm256_permutevar8x32_ps): Change second
8322 argument type to __m256i. Update call to __builtin_ia32_permvarsf256.
8323 * config/i386/sse.md (UNSPEC_VPERMVAR): New.
8324 (UNSPEC_VPERMSI, UNSPEC_VPERMSF): Remove.
8325 (avx2_permvarv8sf, avx2_permvarv8si): Switch operands 1 and 2.
8326 (avx2_permvar<mode>): Macroize insn from avx2_permvarv8sf and
8327 avx2_permvarv8si using VI4F_256 mode iterator.
8328 * config/i386/i386.c (bdesc_args) <__builtin_ia32_permvarsf256>:
8329 Update builtin type to V8SF_FTYPE_V8SF_V8SI.
8330 (ix86_expand_vec_perm): Update calls to gen_avx2_permvarv8si and
8331 gen_avx2_permvarv8sf.
8332 (expand_vec_perm_pshufb): Ditto.
8334 2012-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
8337 * config/rs6000/rs6000.h (TARGET_FCFID): Add TARGET_PPC_GPOPT to
8338 the list of options to enable the FCFID instruction.
8339 (TARGET_EXTRA_BUILTINS): Adjust comment.
8341 2012-04-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8343 PR tree-optimization/18589
8344 * tree-ssa-reassoc.c (reassociate_stats): Add two fields.
8345 (operand_entry): Add count field.
8346 (add_repeat_to_ops_vec): New function.
8347 (completely_remove_stmt): Likewise.
8348 (remove_def_if_absorbed_call): Likewise.
8349 (remove_visited_stmt_chain): Remove feeding builtin pow/powi calls.
8350 (acceptable_pow_call): New function.
8351 (linearize_expr_tree): Look for builtin pow/powi calls and add operand
8352 entries with repeat counts when found.
8353 (repeat_factor_d): New struct and associated typedefs.
8354 (repeat_factor_vec): New static vector variable.
8355 (compare_repeat_factors): New function.
8356 (get_reassoc_pow_ssa_name): Likewise.
8357 (attempt_builtin_powi): Likewise.
8358 (reassociate_bb): Call attempt_builtin_powi.
8359 (fini_reassoc): Two new calls to statistics_counter_event.
8361 2012-04-12 Richard Guenther <rguenther@suse.de>
8363 * Makefile.in (cgraphunit.o): Add $(EXCEPT_H) dependency.
8364 * cgraph.h (tree_rest_of_compilation): Remove.
8365 * cgraph.c (cgraph_add_new_function): Move ...
8366 * cgraphunit.c (cgraph_add_new_function): ... here.
8367 (tree_rest_of_compilation): Make static.
8368 (cgraph_expand_function): Do not set cgraph_function_flags_ready.
8369 * tree-optimize.c (gate_all_optimizations, pass_all_optimizations,
8370 gate_all_early_local_passes, execute_all_early_local_passes,
8371 pass_early_local_passes, gate_all_early_optimizations,
8372 pass_all_early_optimizations): Move ...
8373 * passes.c (gate_all_optimizations, pass_all_optimizations,
8374 gate_all_early_local_passes, execute_all_early_local_passes,
8375 pass_early_local_passes, gate_all_early_optimizations,
8376 pass_all_early_optimizations): ... here.
8377 * tree-optimize.c (execute_free_datastructures): Remove.
8378 * tree-flow.h (execute_free_datastructures): Remove.
8379 * tree-optimize.c (execute_init_datastructures,
8380 pass_init_datastructures): Move ...
8381 * tree-ssa.c (execute_init_datastructures,
8382 pass_init_datastructures): ... here.
8383 * cfgexpand.c (gimple_expand_cfg): Inline-expand call to
8384 execute_free_datastructures.
8386 2012-04-12 Bernd Schmidt <bernds@codesourcery.com>
8388 * dbgcnt.def (ira_move): New counter.
8389 * ira-int.h (ira_create_new_reg): Declare function.
8390 (first_moveable_pseudo, last_moveable_pseudo): Declare variables.
8391 * ira-emit.c (ira_create_new_reg): Renamed from craete_new_reg and
8392 no longer static. All callers changed.
8393 * ira.c: Include "dbgcnt.h".
8394 (rtx_moveable_p, insn_dominated_by_p, find_moveable_pseudos,
8395 move_unallocated_pseudos): New static functions.
8396 (first_moveable_pseudo, last_moveable_pseudo): New global variables.
8397 (pseudo_replaced_reg, pseudo_move_insn): New static variables.
8398 (ira): Call find_moveable_pseudos and move_unallocated_pseudos.
8399 * ira-costs.c (find_costs_and_classes): Assign a memory cost of zero
8400 to the pseudos generated in find_moveable_pseudos.
8401 * Makefile.in (ira.o): Add $(DBGCNT_H).
8403 2012-04-12 Richard Guenther <rguenther@suse.de>
8405 PR tree-optimization/52943
8406 * tree-chrec.h (chrec_is_positive): Remove.
8407 * tree-scalar-evolution.c (chrec_is_positive): Move ...
8408 * tree-data-ref.c (chrec_is_positive): ... here. Make static.
8409 Return false for a constant zero instead of negative.
8410 (analyze_siv_subscript_cst_affine): Handle zero difference
8411 in the initial condition explicitely.
8413 2012-04-12 Richard Guenther <rguenther@suse.de>
8415 * tree-parloops.c (parallelize_loops): Also consult the upper
8416 bound for the number of iterations.
8417 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
8418 (loop_prefetch_arrays): Likewise.
8420 2012-04-12 Richard Guenther <rguenther@suse.de>
8422 * cfgloop.h (estimated_loop_iterations_int): Ditch
8423 'conservative' parameter.
8424 (max_stmt_executions_int): Likewise.
8425 (estimated_loop_iterations): Likewise.
8426 (max_stmt_executions): Likewise.
8427 (max_loop_iterations): Declare.
8428 (max_loop_iterations_int): Likewise.
8429 (estimated_stmt_executions): Likewise.
8430 (estimated_stmt_executions_int): Likewise.
8431 * tree-ssa-loop-niter.c (estimated_loop_iterations):
8433 (max_loop_iterations): ... this.
8434 (estimated_loop_iterations_int): Split parts to ...
8435 (max_loop_iterations_int): ... this.
8436 (max_stmt_executions_int): Split parts to ...
8437 (estimated_stmt_executions_int): ... this.
8438 (max_stmt_executions): Split parts to ...
8439 (estimated_stmt_executions): ... this.
8440 * graphite-sese-to-poly.c (build_loop_iteration_domains): Adjust.
8441 * predict.c (predict_loops): Likewise.
8442 * tree-data-ref.c (max_stmt_executions_tree): Likewise.
8443 (analyze_siv_subscript_cst_affine): Likewise.
8444 (compute_overlap_steps_for_affine_1_2): Likewise.
8445 (analyze_subscript_affine_affine): Likewise.
8446 (init_omega_for_ddr_1): Likewise.
8447 * tree-parloops.c (parallelize_loops): Likewise.
8448 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
8449 (may_eliminate_iv): Likewise.
8450 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
8451 (loop_prefetch_arrays): Likewise.
8452 * tree-vrp.c (adjust_range_with_scev): Likewise.
8454 2012-04-12 Oleg Endo <olegendo@gcc.gnu.org>
8456 * config/sh/sh.h (RETURN_ADDR_RTX): Use NULL_RTX instead of 0.
8457 * config/sh/sh.c (INSN_REGMODE_WEIGHT, CURR_REGMODE_PRESSURE):
8459 (dump_table): Use bool type for need_align and have_df variables.
8460 (find_barrier, sfunc_uses_reg): Use NULL_RTX instead of 0.
8461 (regs_used): Remove register modifier.
8462 (barrier_align): Move variables slot, credit, jump_to_next
8463 into if block above for loop. Use bool type for jump_to_next.
8464 (sh_function_arg): Use NULL_RTX instead of 0.
8466 2012-04-11 Andreas Schwab <schwab@linux-m68k.org>
8468 * config/m68k/m68k.md (rotrhi3+1): Name it rotrhi_lowpart.
8469 (bswapsi2): New expander.
8471 2012-04-11 H.J. Lu <hongjiu.lu@intel.com>
8473 * config/host-linux.c (TRY_EMPTY_VM_SPACE): Defined to
8474 0x60000000 if __x86_64 is defined and __LP64__ isn't defined.
8476 2012-04-11 H.J. Lu <hongjiu.lu@intel.com>
8478 PR rtl-optimization/52876
8479 * emit-rtl.c (set_reg_attrs_from_value): Handle arbitrary value.
8480 Don't call mark_reg_pointer for incompatible pointer sign extension.
8482 * reginfo.c (reg_scan_mark_refs): Call set_reg_attrs_from_value
8485 2012-04-11 Bernd Schmidt <bernds@codesourcery.com>
8487 * fold-const.c (fold_unary_loc): Use GET_MODE_PRECISION for
8488 comparisons against TYPE_PRECISION.
8489 * tree-ssa-forwprop.c (combine_conversions): Likewise.
8491 2012-04-11 Xinliang David Li <davidxl@google.com>
8493 * tree-passes.h: Remove TODO_dump_func.
8494 * tree-ssa-tail-merge.c (tail_merge_optimize): Remove TODO_dump_func.
8495 * trans-mem.c: Remove TODO_dump_func.
8496 * ira.c: Remove TODO_dump_func.
8498 2012-04-11 H.J. Lu <hongjiu.lu@intel.com>
8500 * config/i386/i386.c (ix86_option_override_internal): Check
8501 SUBTARGET_OVERRIDE_OPTIONS and SUBSUBTARGET_OVERRIDE_OPTIONS
8502 after TARGET_64BIT is updated.
8504 2012-04-11 Oleg Endo <olegendo@gcc.gnu.org>
8506 * config/sh/sh.h: Remove old secondary reload code.
8508 2012-04-11 Oleg Endo <olegendo@gcc.gnu.org>
8510 * config/sh/sh.c (SCHED_REORDER): Merge macro into ...
8511 (ready_reorder): ... this function.
8513 2012-04-11 Bernd Schmidt <bernds@codesourcery.com>
8515 * sel-sched.c (sel_global_init): Swap order of sched_rgn_init and
8518 * haifa-sched.c (prune_ready_list): Rework handling of SCHED_GROUP_P
8519 insns so that no other insn is queued for a time before them.
8521 * config/c6x/c6x.md (load_got_gotoff): Set op_pattern attribute to
8524 2012-04-11 Richard Guenther <rguenther@suse.de>
8527 * tree-chrec.c (evolution_function_is_invariant_rec_p): Properly
8528 consider loop nesting.
8529 (evolution_function_is_univariate_p): Properly check the remainder
8532 2012-04-11 Richard Guenther <rguenther@suse.de>
8535 * except.c (sjlj_emit_dispatch_table): Properly update loop structure.
8537 2012-04-11 Nick Clifton <nickc@redhat.com>
8539 * config/rl78/rl78.c (rl78_expand_prologue): Set stack use
8540 information, if requested.
8542 * config/rx/rx.c (rx_expand_prologue): Likewise.
8544 2012-04-11 Peter Bergner <bergner@vnet.ibm.com>
8545 Michael Matz <matz@suse.de>
8548 * rtlanal.c (unsigned_reg_p): New function.
8549 Update copyright notice dates.
8550 * rtl.h (unsigned_reg_p): Prototype it.
8551 Update copyright notice dates.
8552 * config/rs6000/rs6000.c (rs6000_generate_compare): Use it.
8554 * expr.c (expand_expr_real_1): Set register attributes.
8555 * stmt.c (expand_case): Likewise.
8557 2012-04-11 Oleg Endo <olegendo@gcc.gnu.org>
8560 * config/sh/sh-protos.h (sh_legitimate_index_p): Add new arguments
8561 consider_sh2a and allow_zero.
8562 * config/sh/sh.c (sh_legitimate_index_p): Likewise.
8563 (disp_addr_displacement): New function.
8564 (sh_address_cost): Use disp_addr_displacement function instead
8565 of DISP_ADDR_OFFSET.
8566 (sh_legitimate_address_p): Adapt to changed
8567 sh_legitimate_index_p declaration.
8568 (sh_find_mov_disp_adjust): Remove HImode check.
8569 (sh_secondary_reload): Add HImode case. Use satisfies_constraint_Sdd,
8570 disp_addr_displacement and max_mov_insn_displacement.
8571 (max_mov_insn_displacement): Remove HImode check.
8572 * config/sh/sh.h (CONST_OK_FOR_K04, CONST_OK_FOR_K12,
8573 DISP_ADDR_P, DISP_ADDR_OFFSET): Remove.
8574 * config/sh/constraints.md (K05, K13): New constraints.
8575 (K12): Correct comment.
8576 (Sdd): Do not use DISP_ADDR_P macro.
8577 (Snd, Sbw): Use satisfies_constraint_Sdd.
8578 * config/sh/sh.md (extendhisi2): Remove constraints from expander.
8579 (*extendhisi2_compact, movhi_i): Remove.
8580 (*extendhisi2_compact_reg, *extendhisi2_compact_mem_disp,
8581 *extendhisi2_compact_mem_disp, *extendhisi2_compact_snd,
8582 *movhi_reg_reg, *movhi_store_mem_disp05, *movhi_store_mem_disp13,
8583 *movhi_load_mem_disp, *movhi_load_mem_disp, *movhi): New insns.
8584 (*extendqisi2_compact_mem_disp, *extendqisi2_compact_mem_disp,
8585 *movqi_store_mem_disp04, *movqi_store_mem_disp12, *movqi_load_mem_disp,
8586 *movqi_load_mem_disp): Use sh_legitimate_index_p instead of
8588 Add new peepholes for HImode displacement addressing.
8590 2012-04-11 Oleg Endo <olegendo@gcc.gnu.org>
8592 * config/sh/sh.h (SIDI_OFF): Remove.
8593 * config/sh/sh.md: Use gen_highpart and gen_lowpart to access
8594 DImode subregs instead of gen_rtx_REG or simplifly_gen_subreg
8597 2012-04-11 Eric Botcazou <ebotcazou@adacore.com>
8600 * doc/extend.texi (Other Builtins): Document __builtin_bswap16.
8601 (PowerPC AltiVec/VSX Built-in Functions): Remove it.
8602 * doc/md.texi (Standard Names): Add bswap.
8603 * builtin-types.def (BT_UINT16): New primitive type.
8604 (BT_FN_UINT16_UINT16): New function type.
8605 * builtins.def (BUILT_IN_BSWAP16): New.
8606 * builtins.c (expand_builtin_bswap): Add TARGET_MODE argument.
8607 (expand_builtin) <BUILT_IN_BSWAP16>: New case. Pass TARGET_MODE to
8608 expand_builtin_bswap.
8609 (fold_builtin_bswap): Add BUILT_IN_BSWAP16 case.
8610 (fold_builtin_1): Likewise.
8611 (is_inexpensive_builtin): Likewise.
8612 * optabs.c (expand_unop): Deal with bswap in HImode specially. Add
8613 missing bits for bswap to libcall code.
8614 * tree.c (build_common_tree_nodes): Build uint16_type_node.
8615 * tree.h (enum tree_index): Add TI_UINT16_TYPE.
8616 (uint16_type_node): New define.
8617 * config/rs6000/rs6000-builtin.def (RS6000_BUILTIN_BSWAP_HI): Delete.
8618 * config/rs6000/rs6000.c (rs6000_expand_builtin): Remove handling of
8620 (rs6000_init_builtins): Likewise.
8621 * config/rs6000/rs6000.md (bswaphi2): Add TARGET_POWERPC predicate.
8623 2012-04-11 Tristan Gingold <gingold@adacore.com>
8625 * doc/extend.texi (Type Attributes): Move paragraph.
8627 2012-04-11 Manuel López-Ibáñez <manu@gcc.gnu.org>
8630 * diagnostic.h (show_caret): Declare.
8631 (caret_max_width): Declare.
8632 (diagnostic_show_locus): Declare.
8633 * diagnostic.c (diagnostic_initialize): Initialize to false.
8634 (diagnostic_show_locus): New.
8635 (diagnostic_report_diagnostic): Call it.
8636 (getenv_columns): New.
8638 (diagnostic_set_caret_max_width): New.
8639 * input.c (read_line): New.
8640 (location_get_source_line): New.
8641 * input.h (location_get_source_line): Declare.
8642 * toplev.c (general_init): Initialize show_caret from options.
8643 * dwarf2out.c (gen_producer_string): Handle fdiagnostics-show-caret.
8644 * opts.c (common_handle_option): Likewise.
8645 * pretty-print.h (pp_get_prefix): New.
8646 (pp_base_get_prefix): New.
8647 * common.opt (fdiagnostics-show-caret): New option.
8648 * doc/invoke.texi (fdiagnostics-show-caret): Document it.
8650 2012-04-11 Richard Guenther <rguenther@suse.de>
8652 PR rtl-optimization/52881
8653 * ifcvt.c (find_if_case_2): Avoid speculating loop latches.
8655 2012-04-11 Richard Guenther <rguenther@suse.de>
8657 PR tree-optimization/52912
8658 * tree-ssa-threadupdate.c (thread_block): Tell the cfg
8659 manipulation code we are threading through a loop header
8660 to an exit destination.
8662 2012-04-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
8664 * tree.h (warn_if_unused_value): Move declaration from here.
8665 * stmt.c (warn_if_unused_value): Move definition from here.
8667 2012-04-10 Michael Matz <matz@suse.de>
8669 * tree-vectorizer.h (_loop_vec_info.strided_stores): Rename to
8671 (LOOP_VINFO_STRIDED_STORES): Rename to LOOP_VINFO_GROUPED_STORES.
8672 (struce _bb_vec_info.strided_stores): Rename to grouped_stores.
8673 (BB_VINFO_STRIDED_STORES): Rename to BB_VINFO_GROUPED_STORES.
8674 (STMT_VINFO_STRIDED_ACCESS): Rename to STMT_VINFO_GROUPED_ACCESS.
8675 (vect_strided_store_supported): Rename to vect_grouped_store_supported.
8676 (vect_strided_load_supported): Rename to vect_grouped_load_supported.
8677 (vect_transform_strided_load): Rename to vect_transform_grouped_load.
8678 (vect_record_strided_load_vectors): Rename to
8679 vect_record_grouped_load_vectors.
8680 * tree-vect-data-refs.c (vect_update_misalignment_for_peel):
8681 Rename use of above macros.
8682 (vect_verify_datarefs_alignment): Ditto.
8683 (vector_alignment_reachable_p): Ditto.
8684 (vect_peeling_hash_get_lowest_cost): Ditto.
8685 (vect_enhance_data_refs_alignment): Ditto.
8686 (vect_analyze_group_access): Ditto and rename stride to groupsize.
8687 (vect_analyze_data_ref_access): Rename "strided" to "grouped".
8688 (vect_strided_store_supported): Rename to vect_grouped_store_supported.
8689 (vect_strided_load_supported): Rename to vect_grouped_load_supported.
8690 (vect_transform_strided_load): Rename to vect_transform_grouped_load.
8691 (vect_record_strided_load_vectors): Rename to
8692 vect_record_grouped_load_vectors.
8693 * tree-vect-loop.c (new_loop_vec_info): Rename use of above macros.
8694 (destroy_loop_vec_info): Ditto.
8695 (vect_transform_loop): Ditto and rename strided_store to grouped_store.
8696 * tree-vect-slp.c (vect_build_slp_tree): Rename use of above macros.
8697 (vect_analyze_slp): Ditto.
8698 (new_bb_vec_info): Ditto.
8699 (destroy_bb_vec_info): Ditto.
8700 (vect_schedule_slp_instance): Ditto and rename strided_store to
8702 * tree-vect-stmts.c (vect_cost_strided_group_size): Rename to
8703 vect_cost_group_size.
8704 (vect_model_store_cost): Rename use of above macros and call
8705 to vect_cost_strided_group_size.
8706 (vect_model_load_cost): Ditto.
8707 (vectorizable_store): Ditto, rename strided_store to grouped_store
8708 and calls to renamed tree-vectorizer.h functions.
8709 (vectorizable_load): Ditto.
8710 (vect_transform_stmt): Rename use of above macros and strided_store
8713 2012-04-10 Jan Hubicka <jh@suse.cz>
8715 * cgraph.h: Remove misledaing comment on ipa-ref.h.
8716 (symtab_type): New enum.
8717 (symtab_node): New structure.
8718 (cgraph_node, varpool_node): Add symbol base type.
8719 (cgraph, varpool): New accestor functions.
8720 * cgraph.c (cgraph_create_node_1): Set symbol type.
8721 * varpool.c (varpool_node): Set symbol type.
8723 2012-04-10 Ulrich Weigand <ulrich.weigand@linaro.org>
8724 Richard Sandiford <rdsandiford@googlemail.com>
8726 * fwprop.c (propagate_rtx): Also set PR_CAN_APPEAR for subregs.
8728 2012-04-10 Richard Guenther <rguenther@suse.de>
8731 * gimple-low.c (gimple_check_call_args): Properly account for
8732 compatible aggregate types.
8734 2012-04-10 Richard Guenther <rguenther@suse.de>
8736 * toplev.h (tree_rest_of_compilation): Remove.
8737 * tree-optimize.c (tree_rest_of_compilation): Likewise.
8738 * cgraph.h (tree_rest_of_compilation): Declare.
8739 * tree-optimize.c (tree_rest_of_compilation): Move ...
8740 * cgraphunit.c (tree_rest_of_compilation): ... here.
8741 * cgraph.c (cgraph_add_new_function): Adjust.
8742 * Makefile.in (tree-optimize.o): Adjust.
8743 (cgraphunit.o): Likewise.
8745 2012-04-10 Ulrich Weigand <ulrich.weigand@linaro.org>
8747 PR tree-optimization/52870
8748 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Verify that
8749 presumed pattern statement is within the same loop or basic block.
8751 2012-04-10 Tristan Gingold <gingold@adacore.com>
8753 * gengtype.c (main): Make uintptr_t a known type.
8755 2012-04-10 Richard Guenther <rguenther@suse.de>
8757 * tree-pass.h (tree_lowering_passes): Remove.
8758 * tree-optimize.c (tree_lowering_passes): Remove.
8759 * cgraph.c (cgraph_add_new_function): Inline relevant parts
8760 of tree_lowering_passes, avoid redundant call of early local passes.
8761 * cgraphunit.c (cgraph_lower_function): Fold into ...
8762 (cgraph_analyze_function): ... its single caller. Inline
8763 relevant parts of tree_lowering_passes.
8765 2012-04-09 H.J. Lu <hongjiu.lu@intel.com>
8768 * config/pa/pa.opt: Remove SIO and GNU_LD.
8770 2012-04-09 Jan Hubicka <jh@suse.cz>
8775 * lto-cgraph.c (compute_ltrans_boundary): When alias is in the
8776 boundary, add its target too.
8777 * lto.c (add_references_to_partition): Add also aliased nodes.
8778 (add_cgraph_node_to_partition,
8779 add_varpool_node_to_partition): Work on nodes, not functions/variables;
8780 when adding alias, add also the aliased object.
8782 2012-04-09 Uros Bizjak <ubizjak@gmail.com>
8785 * config/i386/predicates.md (x86_64_zext_general_operand): Prevent
8786 VOIDmode immediate operands.
8787 * config/i386/constraints.md (Wz): New constraint.
8788 * config/i386/i386.md (*zero_extendsidi2_rex64): Use Wz instead of Z.
8790 2012-04-09 Eric Botcazou <ebotcazou@adacore.com>
8793 * config/sparc/sparc.c (sparc_file_end): Set TREE_PUBLIC explicitly on
8794 the DECL generated for the special GOT helper.
8796 2012-04-09 Oleg Endo <olegendo@gcc.gnu.org>
8798 * config/sh/constraints.md: Update list of constraints in
8800 (Sr0): Remove unused memory constraint.
8802 2012-04-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
8804 * tree-pretty-print.h: Update comment.
8806 2012-04-08 Oleg Endo <olegendo@gcc.gnu.org>
8808 * config/sh/sh.md: Use braced string notation where applicable.
8809 (*prefetch_i4, prefetch_m2a): Merge into ...
8810 (*prefetch): ... this new insn.
8812 2012-04-07 Oleg Endo <olegendo@gcc.gnu.org>
8814 * config/sh/sh.h (high_life_started): Remove
8815 * config/sh/predicates.md (general_movdst_operand): Use
8816 'reload_in_progress' instead of 'high_life_started'.
8817 * config/sh/sh.md (divsi_inv_call, *divsi_inv_call_combine,
8818 divsi_inv_fp): Likewise.
8820 2012-04-07 Oleg Endo <olegendo@gcc.gnu.org>
8822 * config/sh/sh-protos.h (prepare_move_operands): Return void
8824 * config/sh/sh.c (prepare_move_operands): Likewise.
8825 * config/sh/sh.md: Remove return value checks of prepare_move_operands.
8827 2012-04-07 Oleg Endo <olegendo@gcc.gnu.org>
8829 * config/sh/sh-protos.h (fp_int_operand, symbol_ref_operand,
8830 general_movsrc_operand, general_movdst_operand, arith_reg_operand,
8831 fp_arith_reg_operand, arith_operand, arith_reg_or_0_operand,
8832 logical_operand, fpscr_operand, fpul_operand, expand_fp_branch,
8833 commutative_float_operator, noncommutative_float_operator,
8834 sh_handle_pragma): Remove.
8836 2012-04-06 Sandra Loosemore <sandra@codesourcery.com>
8838 * doc/invoke.texi: Clean up Texinfo markup throughout the file.
8839 Use @option markup on command-line options. Use @samp markup on
8840 literal keywords to options. Use @code markup on code fragments.
8841 Use other markup in preference to quotation marks in the text.
8842 Add markup to some passages without any.
8844 2012-04-06 Mike Stump <mikestump@comcast.net>
8846 * gimple-fold.c (gimple_fold_stmt_to_constant_1): Avoid warning.
8848 2012-04-06 Oleg Endo <olegendo@gcc.gnu.org>
8850 * config/sh/sh.c (hi_const): Remove.
8851 (find_barrier, sh_reorg): Use satisfies_constraint_I16 instead
8854 2012-04-06 Oleg Endo <olegendo@gcc.gnu.org>
8856 * config/sh/sh-protos.h (sh_expand_t_scc): Change return type from int
8858 * config/sh/sh.c (sh_expand_t_scc): Likewise.
8859 * config/sh/sh.md (cstoresi4, cstoredi4): Remove GET_CODE checks before
8860 calling sh_expand_t_scc.
8862 2012-04-06 Oleg Endo <olegendo@gcc.gnu.org>
8864 * config/sh/sh-protos.h (fp_zero_operand, fp_one_operand,
8865 nonpic_symbol_mentioned_p, expand_block_move, expand_ashiftrt,
8866 sh_dynamicalize_shift_p, gen_shl_and, gen_shl_sext, system_reg_operand,
8867 reg_unused_after, sh_can_redirect_branch, sh_need_epilogue, fldi_ok,
8868 sh_hard_regno_rename_ok, sh_cfun_interrupt_handler_p,
8869 sh_cfun_resbank_handler_p, sh_attr_renesas_p, sh_cfun_attr_renesas_p,
8870 check_use_sfunc_addr, sh_contains_memref_p, sh_loads_bankedreg_p,
8871 sh2a_is_function_vector_call): Use bool as return type.
8872 (sh_pass_in_reg_p): Remove.
8873 * config/sh/sh.c (broken_move, mova_p, noncall_uses_reg, high_pressure,
8874 flow_dependent_p, sh2a_function_vector_p, expand_block_move,
8875 expand_ashiftrt, sh_dynamicalize_shift_p, gen_shl_and, gen_shl_sext,
8876 sh_need_epilogue, sh2a_is_function_vector_call, sh_attr_renesas_p,
8877 sh_cfun_attr_renesas_p, sh_cfun_interrupt_handler_p,
8878 sh_cfun_resbank_handler_p, system_reg_operand, fp_zero_operand,
8879 fp_one_operand, fldi_ok, reg_unused_after, sh_can_redirect_branch,
8880 sh_hard_regno_rename_ok, check_use_sfunc_addr, sh_contains_memref_p,
8881 sh_loads_bankedreg_p): Use bool as return type.
8882 (nonpic_symbol_mentioned_p): Use bool as return type. Remove
8883 'register' modifier.
8885 2012-04-06 Matt Turner <mattst88@gmail.com>
8887 * doc/install.texi: Correct typo "-mno-lsc" -> "-mno-llsc".
8889 2012-04-06 Eric Botcazou <ebotcazou@adacore.com>
8891 * config/ia64/ia64.c (ia64_load_pair_ok): Return 0 if the second member
8892 of the destination isn't also a FP_REGS register.
8894 2012-04-05 Teresa Johnson <tejohnson@google.com>
8895 H.J. Lu <hongjiu.lu@intel.com>
8897 * config/i386/i386.h (ix86_tune_indices): Add X86_TUNE_LCP_STALL.
8898 * config/i386/i386.md (move immediate to memory peephole2):
8899 Add cases for HImode move when LCP stall avoidance is needed.
8900 * config/i386/i386.c (initial_ix86_tune_features): Initialize
8901 X86_TUNE_LCP_STALL entry.
8903 2012-04-05 Uros Bizjak <ubizjak@gmail.com>
8906 * config/i386/i386.c (ix86_decompose_address): Allow VOIDmode
8907 CONST_INT operands, zero-extended with AND.
8909 2012-04-05 Oleg Endo <olegendo@gcc.gnu.org>
8912 * config/sh/sh.c (sh_find_mov_disp_adjust): Take machine_mode as the
8913 first argument instead of mode size. Move displacement calculations
8915 (mov_insn_size, max_mov_insn_displacement, mov_insn_alignment_mask):
8916 ... these new functions.
8917 (disp_adjust): Remove max_mov_disp field.
8918 (sh_legitimate_index_p): Use max_mov_insn_displacement and
8919 mov_insn_alignment_mask.
8920 (sh_address_cost): Use max_mov_insn_displacement.
8922 2012-04-05 Andrew Stubbs <ams@codesourcery.com>
8924 * config/arm/arm.md (arch): Add neon_onlya8 and neon_nota8.
8925 (arch_enabled): Handle new arch types.
8926 (one_cmpldi2): Add NEON support.
8928 2012-04-05 Richard Guenther <rguenther@suse.de>
8930 * gimple.c (walk_gimple_op): Compute val_only for the LHS
8931 of an assigment in the canonical way, avoiding is_gimple_mem_rhs.
8932 (is_gimple_mem_rhs, is_gimple_reg_rhs, is_gimple_stmt): Move ...
8933 * gimplify.c (is_gimple_mem_rhs, is_gimple_reg_rhs, is_gimple_stmt):
8934 ... here and make static.
8935 * gimple.h (is_gimple_mem_rhs, is_gimple_reg_rhs, is_gimple_stmt):
8938 2012-04-05 Richard Guenther <rguenther@suse.de>
8940 * tree-ssa-dse.c (dse_optimize_stmt): Remember the stmt
8941 basic-block before removing it.
8943 2012-04-05 Richard Guenther <rguenther@suse.de>
8945 * tree-ssanames.c (release_dead_ssa_names): Compact the SSA
8946 version namespace as we release the freelist.
8948 2012-04-05 Richard Guenther <rguenther@suse.de>
8950 * tree-nrv.c (tree_nrv): Release VDEFs.
8951 * tree-sra.c (sra_modify_constructor_assign): Likewise.
8952 (sra_modify_assign): Likewise.
8953 * tree-vect-stmts.c (vect_remove_stores): Likewise.
8954 * tree-vect-loop.c (vect_transform_loop): Likewise.
8955 * tree-ssa-dom.c (optimize_stmt): Likewise.
8956 * tree-vect-slp.c (vect_schedule_slp): Likewise.
8957 * tree-ssa-math-opts.c (execute_cse_sincos): Likewise.
8959 2012-04-05 Richard Guenther <rguenther@suse.de>
8961 * gimple-iterator.c (gsi_remove): Return whether EH edges need to be
8963 * gimple.h (gsi_remove): Adjust.
8964 * tree-ssa-operands.c (unlink_stmt_vdef): Optimize.
8965 * tree-ssa-dom.c (optimize_stmt): Use gsi_remove result.
8966 * tree-ssa-dse.c (dse_optimize_stmt): Likewise.
8967 * tree-ssa-forwprop.c (remove_prop_source_from_use): Likewise.
8968 * tree-ssa-math-opts.c (execute_optimize_widening_mul): Likewise.
8969 * tree-ssa-pre.c (eliminate): Likewise.
8971 2012-04-04 Mike Stump <mikestump@comcast.net>
8973 * doc/rtl.texi (const_double): Document as sign-extending.
8974 * expmed.c (expand_mult): Ensure we don't use shift incorrectly.
8975 * emit-rtl.c (immed_double_int_const): Refine to state the
8977 * simplify-rtx.c (mode_signbit_p): Add a fixme for wider than
8978 CONST_DOUBLE integers.
8979 (simplify_const_unary_operation, UNSIGNED_FLOAT): Ensure no
8980 negative values are converted. Fix conversions bigger than
8981 HOST_BITS_PER_WIDE_INT.
8982 (simplify_binary_operation_1): Ensure we don't use shift incorrectly.
8983 (simplify_immed_subreg): Sign-extend CONST_DOUBLEs.
8984 * explow.c (plus_constant_mode): Add.
8985 (plus_constant): Implement with plus_constant_mode.
8986 * rtl.h (plus_constant_mode): Add.
8988 2012-04-04 Richard Guenther <rguenther@suse.de>
8990 PR tree-optimization/52808
8991 * tracer.c (tail_duplicate): Do not tail-duplicate loop header blocks.
8992 * Makefile.in (tracer.o): Depend on $(CFGLOOP_H).
8994 2012-04-04 Tristan Gingold <gingold@adacore.com>
8996 * expr.c (expand_expr_real_2): Handle larger sizetype in
8999 2012-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
9001 * config/sh/t-sh (MULTILIB_MATCHES): Match m2a-single-only
9002 to m2a-single instead of m2e.
9004 2012-04-03 Eric Botcazou <ebotcazou@adacore.com>
9006 * expr.c (get_bit_range): Add OFFSET parameter and adjust BITPOS.
9007 Change type of BITOFFSET to signed. Make sure the lower bound of
9008 the computed range is non-negative by adjusting OFFSET and BITPOS.
9009 (expand_assignment): Adjust call to get_bit_range.
9011 2012-04-03 Sandeep Kumar Singh <Sandeep.Singh2@kpitcummins.com>
9013 * h8300/h8300.c (h8300_current_function_monitor_function_p):
9014 New function. Added to check monitor functions.
9015 (h8300_option_override): Modified to generate error/warning
9016 messages for invalid combinations of different command line
9018 * h8300/h8300.md: Generate 'rte' for monitor functions. Do not
9019 save EXR on stack for monitor function in case of H8S target
9020 when "-mno-exr" is passed.
9021 * h8300/h8300-protos.h (h8300_current_function_monitor_function_p):
9023 * doc/invoke.texi: Document H8S options.
9025 2012-04-03 Tristan Gingold <gingold@adacore.com>
9027 * configure.ac: Use GCC_AC_FUNC_MMAP_BLACKLIST instead
9028 of gcc_AC_FUNC_MMAP_BLACKLIST.
9029 * acinclude.m4 (gcc_AC_FUNC_MMAP_BLACKLIST): Remove.
9030 * Makefile.in (aclocal_deps): Add mmap.m4.
9031 * configure: Regenerate.
9032 * aclocal.m4: Regenerate.
9034 2012-04-03 Richard Guenther <rguenther@suse.de>
9036 PR tree-optimization/52808
9037 * tracer.c (tail_duplicate): Return whether we have duplicated
9039 (tracer): If we have duplicated any block, cleanup the CFG.
9040 * cfghooks.c (duplicate_block): If we duplicated a loop
9041 header but not its loop, destroy the loop because it now has
9043 * tree-ssa-threadupdate.c (thread_through_loop_header): Tell
9044 the cfg manipulation routines we are not creating a multiple
9047 2012-04-03 Tristan Gingold <gingold@adacore.com>
9049 * config/vms/vms-c.c (vms_pragma_nomember_alignment): Handle
9051 (vms_c_common_override_options): Allow parameterless variadic
9054 2012-04-03 Jakub Jelinek <jakub@redhat.com>
9056 PR tree-optimization/52835
9057 * tree-data-ref.c (build_rdg): Return NULL if
9058 compute_data_dependences_for_loop failed.
9060 2012-04-03 Eric Botcazou <ebotcazou@adacore.com>
9062 * varasm.c (initializer_constant_valid_for_bitfield_p): Return true
9063 for REAL_CST as well.
9064 (output_constructor): Use RECORD_OR_UNION_TYPE_P predicate.
9065 In the bitfield case, if the value is a REAL_CST, convert it first to
9068 2012-04-02 H.J. Lu <hongjiu.lu@intel.com>
9070 * config.gcc: Use i386/biarchx32.h instead of i386/biarch64.h
9071 for --with-abi={x32|mx32} or --with-multilib-list=mx32.
9072 (supported_defaults): Add abi for i[34567]86-*-* and x86_64-*-*.
9074 * config/i386/biarchx32.h: New.
9076 2012-04-02 Anatoly Sokolov <aesok@post.ru>
9078 * config/arm/arm.h (PREFERRED_RELOAD_CLASS): Remove.
9079 * config/arm/arm.c (TARGET_PREFERRED_RELOAD_CLASS): Define.
9080 (arm_preferred_reload_class): New function.
9082 2012-04-02 Richard Guenther <rguenther@suse.de>
9084 PR tree-optimization/52756
9085 * tree-ssa-threadupdate.c (def_split_header_continue_p): New function.
9086 (thread_through_loop_header): After threading through the loop latch
9087 remove the split part from the loop and clear further threading
9088 opportunities that would create a multiple entry loop.
9090 2012-04-02 Richard Guenther <rguenther@suse.de>
9092 PR rtl-optimization/52800
9093 * cprop.c (execute_rtl_cprop): Call cleanup_cfg with
9094 CLEANUP_CFG_CHANGED.
9096 2012-04-02 Richard Guenther <rguenther@suse.de>
9099 * loop-init.c (gate_handle_loop2): Destroy loops here if
9100 we don't enter RTL loop optimizers.
9102 2012-04-02 Uros Bizjak <ubizjak@gmail.com>
9105 2012-03-29 Richard Guenther <rguenther@suse.de>
9107 * rtl.h (extended_count): Remove.
9108 * combine.c (extended_count): Remove.
9110 2012-04-02 Dodji Seketeli <dodji@redhat.com>
9113 * pt.c (more_specialized_fn): Don't apply decay conversion to
9114 types of function parameters.
9116 2012-04-02 Tristan Gingold <gingold@adacore.com>
9118 * ggc-page.c (PAGE_L1_SIZE, PAGE_L2_SIZE, LOOKUP_L1, LOOKUP_L2)
9119 (ggc_allocated_p, lookup_page_table_entry, set_page_table_entry)
9120 (alloc_page, init_ggc, clear_marks, struct ggc_pch_data)
9121 (ggc_pch_this_base): Use uintptr_t instead of size_t.
9123 2012-03-31 H.J. Lu <hongjiu.lu@intel.com>
9126 * config/i386/i386.c (ix86_option_override_internal): Don't
9127 check TARGET_64BIT if TARGET_64BIT_DEFAULT is false.
9129 2012-03-31 Eric Botcazou <ebotcazou@adacore.com>
9131 * tree-cfg.c (call_can_make_abnormal_goto): New predicate.
9132 (stmt_can_make_abnormal_goto): Use it.
9133 (is_ctrl_altering_stmt): Likewise.
9135 2012-03-30 Naveen H.S <naveen.S@kpitcummins.com>
9136 Kaz Kojima <kkojima@gcc.gnu.org>
9138 * config/sh/sh.c (push_regs): Skip banked registers when
9139 resbank attribute is specified.
9140 (sh_expand_epilogue): Likewise.
9142 2012-03-30 Richard Henderson <rth@redhat.com>
9145 * combine-stack-adj.c (prev_active_insn_bb): New.
9146 (next_active_insn_bb): New.
9147 (force_move_args_size_note): New.
9148 (combine_stack_adjustments_for_block): Use it.
9150 2012-03-30 Richard Henderson <rth@redhat.com>
9152 * config/i386/i386.c (struct expand_vec_perm_d): Add one_operand_p.
9153 (ix86_expand_vector_init_duplicate): Initialize it.
9154 (expand_vec_perm_palignr): Likewise.
9155 (ix86_expand_vec_perm_const): Likewise.
9156 (ix86_vectorize_vec_perm_const_ok): Likewise.
9157 (expand_vec_perm_blend): Use it.
9158 (expand_vec_perm_vpermil): Likewise.
9159 (expand_vec_perm_pshufb): Likewise.
9160 (expand_vec_perm_1): Likewise.
9161 (expand_vec_perm_pshuflw_pshufhw): Likewise.
9162 (expand_vec_perm_interleave2): Likewise.
9163 (expand_vec_perm_vpermq_perm_1): Likewise.
9164 (expand_vec_perm_vperm2f128): Likewise.
9165 (expand_vec_perm_interleave3): Likewise.
9166 (expand_vec_perm_vperm2f128_vblend): Likewise.
9167 (expand_vec_perm_vpshufb2_vpermq): Likewise.
9168 (expand_vec_perm_vpshufb2_vpermq_even_odd): Likewise,.
9169 (expand_vec_perm_broadcast): Likewise.
9170 (expand_vec_perm_vpshufb4_vpermq2): Likewise.
9172 2012-03-30 Richard Henderson <rth@redhat.com>
9174 * dwarf2out.c (gen_variable_die): Initialize off.
9176 2012-03-30 Tristan Gingold <gingold@adacore.com>
9178 * config/vms/vms-f.c: New file.
9179 * config/vms/t-vms (vms-f.o): New rule.
9180 * config.gcc (*-*-*vms*): Define fortran_target_objs.
9182 2012-03-30 Richard Guenther <rguenther@suse.de>
9184 PR tree-optimization/52754
9185 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
9186 propagate arbitrary addresses into really plain dereferences.
9188 2012-03-30 Richard Guenther <rguenther@suse.de>
9191 * except.c (emit_to_new_bb_before): Move loop updating ...
9192 (dw2_build_landing_pads): ... here. Use a proper block for
9193 querying the loop father.
9195 2012-03-30 Tristan Gingold <gingold@adacore.com>
9197 * config/ia64/ia64.c (ia64_section_type_flags): Remove
9198 common_object attribute handling.
9199 (SECTION_VMS_OVERLAY): Remove
9200 (ia64_vms_common_object_attribute): Replace abort with an assert.
9201 Do not set DECL_SECTION_NAME.
9202 (ia64_vms_output_aligned_decl_common): Handle common_object
9204 (ia64_vms_elf_asm_named_section): Remove.
9205 * config/ia64/vms.h (TARGET_ASM_NAMED_SECTION): Remove.
9207 2012-03-30 Richard Guenther <rguenther@suse.de>
9210 * double-int.c (rshift_double): Remove not needed cast.
9212 2012-03-30 Richard Guenther <rguenther@suse.de>
9214 * tree-affine.h (print_aff): Remove.
9215 * tree-affine.c (print_aff): Make static.
9216 * tree-data-ref.h (access_matrix_get_index_for_parameter): Remove.
9217 (get_references_in_stmt): Likewise.
9218 (print_direction_vector): Likewise.
9219 (print_dir_vectors): Likewise.
9220 (print_dist_vectors): Likewise.
9221 (dump_subscript): Likewise.
9222 (dump_ddrs): Likewise.
9223 (dump_dist_dir_vectors): Likewise.
9224 (dump_data_references): Likewise.
9225 (dump_data_dependence_relation): Likewise.
9226 (dump_data_dependence_direction): Likewise.
9227 (dump_rdg_vertex): Likewise.
9228 (dump_rdg_component): Likewise.
9229 (debug_ddrs): Declare.
9230 (struct data_ref_loc_d): Move ...
9231 * tree-data-ref.c (struct data_ref_loc_d): ... here.
9232 (get_references_in_stmt): Make static.
9233 (dump_data_references): Likewise.
9234 (dump_subscript): Likewise.
9235 (print_direction_vector): Likewise.
9236 (print_dir_vectors): Likewise.
9237 (print_dist_vectors): Likewise.
9238 (dump_data_dependence_relation): Likewise.
9239 (dump_dist_dir_vectors): Likewise.
9240 (dump_ddrs): Likewise.
9241 (dump_rdg_vertex): Likewise.
9242 (dump_rdg_component): Likewise.
9243 (debug_ddrs): New function.
9244 (access_matrix_get_index_for_parameter): Remove.
9246 2012-03-30 Tristan Gingold <gingold@adacore.com>
9248 * config/vms/vms.c (VMS_CRTL_FLOAT32): Rename.
9249 (VMS_CRTL_FLOAT64, VMS_CRTL_FLOAT64_VAXD): New.
9250 (VMS_CRTL_FLOAT128, VMS_CRTL_DPML, VMS_CRTL_NODMPL)
9251 (VMS_CRTL_32ONLY, VMS_CRTL_G_MASK, VMS_CRTL_G_NONE)
9252 (VMS_CRTL_GA, VMS_CRTL_GL, VMS_CRTL_FLOATV2): New.
9253 (vms_patch_builtins): Handle new flags
9254 * config/vms/vms-crtlmap.map: Completed using nm on
9255 c and math system libraries.
9256 * config/vms/make-crtlmap.awk: Handle any number of flags.
9258 2012-03-30 Martin Jambor <mjambor@suse.cz>
9260 * tree-ssa-ccp.c (insert_clobbers_for_var): Do not assert that there
9261 is a builtin_stack_save in a dominating BB.
9263 2012-03-29 Uros Bizjak <ubizjak@gmail.com>
9265 * config/i386/sse.md (avx_h<plusminus_insn>v4df3): Fix results
9266 crossing 128bit lane boundary.
9268 2012-03-29 Vladimir Makarov <vmakarov@redhat.com>
9270 * ira-color.c (setup_left_conflict_sizes_p): Process all
9271 conflicting objects.
9273 2012-03-29 Jakub Jelinek <jakub@redhat.com>
9275 PR tree-optimization/52760
9276 * tree-vect-slp.c (vect_get_constant_vectors): Convert constant_p
9277 shift count for {L,R}{SHIFT,ROTATE}_EXPR to TREE_TYPE (vector_type).
9279 2012-03-29 Richard Guenther <rguenther@suse.de>
9281 * cgraph.h (cgraph_materialize_all_clones): Remove.
9282 (reset_inline_failed): Likewise.
9283 * cgraphunit.c (cgraph_materialize_all_clones): Make static.
9284 * cgraphbuild.c (reset_inline_failed): Remove.
9285 * rtl.h (cse_main): Remove.
9286 (extended_count): Likewise.
9287 * cse.c (dump_class): Mark as DEBUG_FUNCTION.
9288 (cse_main): Make static.
9289 * combine.c (extended_count): Remove.
9290 (dump_combine_stats): Mark as DEBUG_FUNCTION.
9291 * basic-block.h (reorder_basic_blocks): Remove.
9292 * bb-reorder.c (reorder_basic_blocks): Make static.
9293 * Makefile.in (dse.o): Remove dse.h dependency.
9295 * dse.c (gate_dse): Remove.
9296 (clear_alias_mode_eq): Likewise.
9297 (clear_alias_mode_hash): Likewise.
9298 (dse_record_singleton_alias_set): Likewise.
9299 (dse_invalidate_singleton_alias_set): Likewise.
9301 2012-03-29 H.J. Lu <hongjiu.lu@intel.com>
9303 * config/linux-android.h (ANDROID_STARTFILE_SPEC): Use
9304 crtbegin_so%O%s for -shared.
9305 (ANDROID_ENDFILE_SPEC): Use crtend_so%O%s for -shared.
9307 2012-03-29 Richard Guenther <rguenther@suse.de>
9309 * tree-flow.h (struct pre_expr_d): Remove forward declaration.
9310 (add_to_value): Remove.
9311 (print_value_expressions): Likewise.
9312 * tree-ssa-pre.c (add_to_value): Make static.
9313 (print_value_expressions): Likewise.
9314 * gimple.h (gimple_adjust_this_by_delta): Remove.
9315 * gimple-fold.c (gimple_adjust_this_by_delta): Likewise.
9317 2012-03-29 Richard Guenther <rguenther@suse.de>
9320 * double-int.h (rshift_double): Remove.
9321 * double-int.c (lshift_double): Use absu_hwi to make count positive.
9322 (rshift_double): Make static, take unsigned count argument,
9323 remove handling of negative count argument.
9324 (double_int_rshift): Dispatch to lshift_double.
9326 2012-03-28 H.J. Lu <hongjiu.lu@intel.com>
9328 * config/i386/biarch64.h (TARGET_64BIT_DEFAULT): Add
9331 * config/i386/gnu-user64.h (SPEC_64): Support TARGET_BI_ARCH == 2.
9332 (SPEC_X32): Likewise.
9333 (MULTILIB_DEFAULTS): Likewise.
9335 * config/i386/i386.c (isa_opts): Remove -m64.
9336 (ix86_target_string): Properly handle -m32/-m64/-mx32.
9337 (ix86_option_override_internal): Properly
9338 set OPTION_MASK_ISA_64BIT and OPTION_MASK_ISA_X32 as well as
9339 handle -m32, -m64 and -mx32.
9341 * config/i386/i386.h (TARGET_X32): Replace OPTION_ISA_X32
9342 with OPTION_ABI_X32. Moved after TARGET_LP64.
9343 (TARGET_LP64): Changed to OPTION_ABI_64.
9345 * config/i386/i386.opt (m64): Replace ISA_64BIT with ABI_64.
9346 (mx32): Replace ISA_X32 with ABI_X32.
9348 2012-03-28 Eric Botcazou <ebotcazou@adacore.com>
9350 * tree.c (tree_size) <VECTOR_CST>: New case.
9352 2012-03-28 Uros Bizjak <ubizjak@gmail.com>
9354 * config/i386/i386.c (ix86_modes_tieable_p): Handle 32bit AVX modes.
9355 (ix86_expand_vector_move_misalign): Remove un-needed gen_lowpart calls.
9357 2012-03-28 Jakub Jelinek <jakub@redhat.com>
9360 * tree-ssa-ccp.c (optimize_stdarg_builtin): Optimize
9361 __builtin_va_start to __builtin_next_arg if the latter is
9362 builtin_decl_explicit_p rather than when it is not.
9365 * tree-vect-generic.c (vector_element): Perform multiplication
9366 for pos in bitsizetype type instead of idx type.
9368 2012-03-28 Richard Guenther <rguenther@suse.de>
9370 * loop-init.c (loop_optimizer_init): If loops are preserved
9371 perform incremental initialization of required loop features.
9372 (loop_optimizer_finalize): If loops are to be preserved only
9373 clean up optional loop features.
9374 (rtl_loop_done): Forcefully free loops here.
9375 * cgraph.c (cgraph_release_function_body): Forcefully free loops.
9376 * cfgexpand.c (expand_gimple_cond): Properly add new basic-blocks
9378 (construct_init_block): Likewise.
9379 (construct_exit_block): Likewise.
9380 (gimple_expand_cfg): Clear LOOP_CLOSED_SSA loop state. Cleanup
9381 the CFG after expanding.
9382 * cfgloop.c (verify_loop_structure): Calculate or verify dominators.
9383 If we needed to calculate them, free them afterwards.
9384 * tree-pass.h (PROP_loops): New define.
9385 * tree-ssa-loop.c (pass_tree_loop_init): Provide PROP_loops.
9386 * basic-block.h (CLEANUP_CFG_CHANGED): New.
9387 * cfgcleanup.c (merge_blocks_move): Protect loop latches.
9388 (cleanup_cfg): If we did something and have loops around, fix them up.
9389 * cse.c (rest_of_handle_cse_after_global_opts): Call cleanup_cfg
9390 with CLEANUP_CFG_CHANGED.
9391 * cfghooks.c (merge_blocks): If we merge a loop header into
9392 its predecessor, update the loop structure.
9393 (duplicate_block): If we copy a loop latch, adjust loop state
9394 to note we may have multiple latches.
9395 (delete_basic_block): Mark loops for fixup if we remove a loop.
9396 * cfganal.c (forwarder_block_p): Protect loop latches, headers
9398 * cfgrtl.c (rtl_can_merge_blocks): Protect loop latches.
9399 (cfg_layout_can_merge_blocks_p): Likewise.
9400 * cprop.c (bypass_block): If we create a loop with multiple
9401 entries, mark it for removal.
9402 * except.c (emit_to_new_bb_before): Add the new basic-block
9404 * tree-eh.c (lower_resx): Likewise.
9405 * omp-low.c (finalize_task_copyfn): Do not copy PROP_loops.
9406 (expand_omp_taskreg): Likewise.
9407 * tree-inline.c (initialize_cfun): Likewise.
9408 * tree-mudflap.c (add_bb_to_loop): Prototype.
9409 (mf_build_check_statement_for): Properly add new basic-blocks
9411 * tree-ssa-threadupdate.c (thread_block): Mark loops for fixup
9412 if we remove a loop.
9413 (thread_through_loop_header): Likewise.
9414 * trans-mem.c (tm_log_emit_save_or_restores): Properly add
9415 new basic-blocks to existing loops.
9416 (expand_transaction): Likewise.
9417 * Makefile.in (except.o): Add $(CFGLOOP_H).
9419 (cgraph.o): Likewise.
9420 (cprop.o): Likewise.
9421 (cfgexpand.o): Likewise.
9422 (cfganal.o): Likewise.
9423 (trans-mem.o): Likewise.
9424 (tree-eh.o): Likewise.
9426 2012-03-28 Georg-Johann Lay <avr@gjlay.de>
9429 * config/avr/avr.c (TARGET_BUILTIN_DECL): New define.
9430 (avr_builtin_decl): New static function.
9431 (struct avr_builtin_description, avr_bdesc): Move up.
9432 Add GTY marker. Add field fndecl. Remove redundant field id.
9433 (avr_init_builtins): Initialize avr_bdesc[ID].fndecl.
9434 (avr_expand_builtin): Code cleanup because .id is removed.
9436 2012-03-28 Georg-Johann Lay <avr@gjlay.de>
9439 * config.gcc (tm_file): Remove avr/multilib.h.
9441 * doc/invoke.texi (AVR Options): Adjust documentation of -mtiny-stack.
9443 * config/avr/genmultilib.awk: Remove code to generate multilib.h.
9444 (BEGIN): Use -msp8 as multilib option instead of -mtiny-stack.
9445 * config/avr/t-avr: Remove generation of multilib.h.
9446 * config/avr/t-multilib: Regenerate.
9447 * config/avr/multilib.h: Remove.
9448 * config/avr/avr.opt (-msp8): New option.
9449 (avr_sp8): New variable.
9450 * config/avr/driver-avr.c (avr_device_to_sp8): New function.
9451 * config/avr/avr.h (AVR_HAVE_SPH): New define.
9452 (AVR_HAVE_8BIT_SP): Also set by avr_sp8 i.e. -msp8.
9453 (avr_device_to_sp8): New prototype.
9454 (EXTRA_SPEC_FUNCTIONS): Add { "device_to_sp8", avr_device_to_sp8 }
9455 (DRIVER_SELF_SPECS): New define.
9456 * config/avr/avr-c.c (avr_cpu_cpp_builtins): New built-in defines:
9457 __AVR_SP8__, __AVR_HAVE_SPH__.
9458 * config/avr/avr.c (output_movhi): Use AVR_HAVE_SPH instead of
9459 AVR_HAVE_8BIT_SP to decide if SP_H is present.
9460 (avr_file_start): Ditto.
9462 2012-03-28 Jakub Jelinek <jakub@redhat.com>
9465 * config/i386/sse.md (sse2_loadlpd splitter): Use offset 0
9466 instead of 8 in adjust_address.
9468 2012-03-27 Aurelien Buhrig <aurelien.buhrig.gcc@gmail.com>
9471 * expmed.c (store_bit_field_1): Fix wordnum value for big-endian
9474 2012-03-27 Oleg Endo <olegendo@gcc.gnu.org>
9477 * config/sh/sh.c (sh_legitimize_address, sh_legitimize_reload_address):
9478 Rearrange conditional logic. Move displacement address calculations
9480 (sh_find_mov_disp_adjust): ... this new function.
9482 2012-03-27 H.J. Lu <hongjiu.lu@intel.com>
9484 * config/arm/arm.opt (mapcs): Remove MaskExists.
9485 * config/cris/linux.opt (mno-gotplt): Likewise.
9486 * config/i386/i386.opt (mhard-float): Likewise.
9488 (mno-sse4): Likewise.
9489 * config/m68k/m68k.opt (mhard-float): Likewise.
9490 * config/mep/mep.op (mcop32): Likewise.
9491 * config/pa/pa-hpux.opt (msio): Likewise.
9492 * config/pa/pa64-hpux.opt (mgnu-ld): Likewise.
9493 * config/picochip/picochip.opt (mlittle): Likewise.
9494 * config/sh/sh.opt (mrenesas): Likewise.
9495 * config/sparc/long-double-switch.opt (mlong-double-128): Likewise.
9496 * config/sparc/sparc.opt (mhard-float): Likewise.
9497 * config/v850/v850.opt (mv850es): Likewise.
9498 * config/vax/vax.opt (mg-float): Likewise.
9500 2012-03-27 Martin Jambor <mjambor@suse.cz>
9503 * tree-sra.c (sra_modify_assign): Do not call
9504 load_assign_lhs_subreplacements when working with an unscalarizable
9507 2012-03-27 Uros Bizjak <ubizjak@gmail.com>
9510 * config/i386/i386-protos.h (ix86_legitimize_reload_address):
9512 * config/i386/i386.h (LEGITIMIZE_RELOAD_ADDRESS): New define.
9513 * config/i386/i386.c: Include reload.h.
9514 (ix86_legitimize_reload_address): New function.
9516 2012-03-27 H.J. Lu <hongjiu.lu@intel.com>
9518 * opth-gen.awk: Allocated a bit for Mask and InverseMask if it
9519 hasn't been allocated. Define a target macro for Mask and
9520 InverseMask if it hasn't been defined. Remove MaskExists handling.
9522 * doc/options.texi: Remove MaskExists.
9524 2012-03-27 Chung-Lin Tang <cltang@codesourcery.com>
9527 * config/sh/sh.c (find_barrier): Add equality check of last_got
9528 to avoid going above orig insn. Update comments.
9530 2012-03-27 Richard Guenther <rguenther@suse.de>
9533 * fold-const.c (try_move_mult_to_index): Handle &x.array more
9536 2012-03-27 Eric Botcazou <ebotcazou@adacore.com>
9538 * expmed.c (store_bit_field): Assert that BITREGION_START is a multiple
9539 of a unit before computing the offset in units.
9540 * expr.c (get_bit_range): Return the null range if the enclosing record
9541 is part of a larger bit field.
9543 2012-03-27 Tristan Gingold <gingold@adacore.com>
9545 * config/ia64/vms.h (CASE_VECTOR_MODE): Define.
9546 * config/ia64/ia64.md: Remove mode in template.
9547 Sign extend operand in expand_simple_binop.
9548 * config/ia64/ia64.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use
9549 CASE_VECTOR_MODE instead of TARGET_ILP32.
9550 (ADDR_VEC_ALIGN): Make it depends on CASE_VECTOR_MODE.
9552 2012-03-26 Steven Bosscher <steven@gcc.gnu.org>
9554 * varasm.c (assemble_external): #if 0 out the new assert from the
9555 previous commit, it breaks the Java and Go front ends.
9557 2012-03-26 Steven Bosscher <steven@gcc.gnu.org>
9559 * toplev.c (check_global_declaration_1): Do not call assemble_external.
9560 * expr.c (emit_block_move_libcall_fn): Likewise.
9561 (clear_storage_libcall_fn): Likewise.
9562 (expand_expr_addr_expr_1): Likewise.
9563 (expand_expr_real_1): Likewise.
9564 * calls.c (rtx_for_function_call): Likewise.
9566 * varasm.c (assemble_external): Assert this function is only called
9567 during or after expanding to RTL.
9569 2012-03-26 Martin Jambor <mjambor@suse.cz>
9571 PR tree-optimization/50052
9572 * tree-sra.c (tree_non_aligned_mem_p): Removed.
9573 (tree_non_aligned_mem_for_access_p): Likewise.
9574 (build_accesses_from_assign): Removed strict alignment requirements
9576 (access_precludes_ipa_sra_p): Likewise.
9578 2012-03-26 Richard Guenther <rguenther@suse.de>
9580 PR tree-optimization/52701
9581 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Always
9582 compute and set the evolution part of PHI nodes.
9584 2012-03-26 Richard Guenther <rguenther@suse.de>
9586 PR tree-optimization/52721
9587 * tree-vect-stmts.c (vect_init_vector): Handle scalars.
9589 2012-03-26 Ulrich Weigand <ulrich.weigand@linaro.org>
9591 PR tree-optimization/52686
9592 * tree-vect-data-refs.c (vect_get_smallest_scalar_type): Handle
9595 2012-03-26 Tristan Gingold <gingold@adacore.com>
9597 * config/alpha/vms.h (LINK_SPEC): Simplify.
9598 (STARTFILE_SPEC): Remove -mvms-return-codes handling.
9599 (NAME__MAIN, SYMBOL__MAIN): Remove.
9600 (VMS_DEBUG_MAIN_POINTER): Remove.
9601 * config/ia64/vms.h: Likewise.
9602 * config/alpha/alpha.c (alpha_start_function): Move vms_debug_main
9603 code to vms.c. Call vms_start_function.
9604 * config/ia64/ia64.c (ia64_start_function): Likewise.
9605 * config/vms/vms-protos.h (vms_start_function): Declare.
9606 * config/vms/vms.c (vms_start_function): New function.
9607 * config/vms/vms.h (MATH_LIBRARY): Define.
9608 (VMS_DEBUG_MAIN_POINTER): Define.
9610 2012-03-26 Eric Botcazou <ebotcazou@adacore.com>
9612 PR rtl-optimization/52629
9613 * reload1.c (count_pseudo): Short-circuit common case.
9614 (count_spilled_pseudo): Return early for pseudos without hard regs.
9615 Assert that the pseudo has got a hard reg before manipulating it.
9617 2012-03-24 Jan Hubicka <jh@suse.cz>
9620 * varpool.c (varpool_finalize_decl): Handle toplevel_reorder here.
9621 (decide_is_variable_needed): Do not handle toplevel reorder here.
9622 * cgraph.h (varpool_can_remove_if_no_refs): Likewise.
9623 * ipa.c (cgraph_remove_unreachable_nodes): Remove unreachable vars
9626 2012-03-24 Eric Botcazou <ebotcazou@adacore.com>
9628 * expr.c (optimize_bitfield_assignment_op) <BIT_IOR_EXPR>: Use str_mode
9629 and str_bitsize instead of more convoluted expressions.
9631 2012-03-24 Eric Botcazou <ebotcazou@adacore.com>
9634 * config/sparc/sparc.h (ASM_CPU_SPEC): Pass -Av8 if -mcpu=leon.
9636 2012-03-24 Eric Botcazou <ebotcazou@adacore.com>
9639 * config/sparc/sparc.c (sparc_handle_vis_mul8x16): Fix pasto.
9641 2012-03-23 Martin Jambor <mjambor@suse.cz>
9643 * tree-sra.c (build_accesses_from_assign): Remove FIXME comment.
9645 2012-03-23 Richard Guenther <rguenther@suse.de>
9647 PR tree-optimization/52678
9648 * tree-vectorizer.h (struct _stmt_vec_info): Add
9649 loop_phi_evolution_part member.
9650 (STMT_VINFO_LOOP_PHI_EVOLUTION_PART): New define.
9651 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Initialize
9652 STMT_VINFO_LOOP_PHI_EVOLUTION_PART.
9653 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
9654 Use the cached evolution part and the PHI nodes value from
9655 the loop preheader edge instead of re-analyzing the evolution.
9657 2012-03-22 Maxim Kuvyrkov <maxim@codesourcery.com>
9659 * config/mips/mips-tables.opt: Update.
9660 * config/mips/mips.md (processor): Add xlp.
9661 * config/mips/mips-cpus.def: Add xlp.
9662 * config/mips/mips.c (mips_rtx_cost_data): Add costs for XLP, copy from
9664 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Handle xlp.
9665 * doc/invoke.texi: Mention XLP.
9667 2012-03-22 Jakub Jelinek <jakub@redhat.com>
9670 * tree-nested.c (convert_tramp_reference_stmt): Call declare_vars
9671 on any new_local_var_chain vars declared during recursing on
9672 GIMPLE_OMP_PARALLEL or GIMPLE_OMP_TASK body.
9674 2012-03-22 Uros Bizjak <ubizjak@gmail.com>
9676 * config/alpha/alpha.h (ASM_OUTPUT_ALIGN): Move to config/alpha/elf.h
9677 (ASM_OUTPUT_SKIP): Move to config/alpha/vms.h
9678 (ASM_OUTPUT_LOCAL): Ditto.
9679 (ASM_OUTPUT_COMMON): Remove.
9680 * config/alpha/elf.h (ASM_OUTPUT_DEF_FROM_DECLS): Use ASM_OUTPUT_DEF.
9681 * config/alpha/vms.h (ASM_OUTPUT_ALIGN): Do not undefine before define.
9683 2012-03-22 Jan Hubicka <jh@suse.cz>
9686 * cgraph.c (cgraph_remove_node_and_inline_clones): Add FORBIDDEN_NODE
9688 * cgraph.h (cgraph_remove_node_and_inline_clones): Update prototype.
9689 * ipa-inline-transform.c (save_inline_function_body): Remove
9690 copied clone if needed.
9691 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Update.
9693 2012-03-22 Richard Guenther <rguenther@suse.de>
9696 * fold-const.c (fold_ternary_loc): Fix typo.
9698 2012-03-22 Georg-Johann Lay <avr@gjlay.de>
9701 * config/avr/avr.md (unspec): Remove UNSPEC_MEMORY_BARRIER.
9702 (unspecv): Add UNSPECV_MEMORY_BARRIER.
9703 (cli_sei): Use unspec_volatile instead of unspec for memory barrier.
9704 (delay_cycles_1, delay_cycles_2): Ditto.
9705 (delay_cycles_3, delay_cycles_4): Ditto.
9706 (nopv, *nopv): Ditto.
9707 (sleep, *sleep): Ditto.
9710 2012-03-22 Richard Guenther <rguenther@suse.de>
9712 PR tree-optimization/52548
9713 * tree-ssa-pre.c (valid_in_sets): Remove handling of invalidation
9714 because of clobbers.
9715 (prune_clobbered_mems): New function.
9716 (compute_antic_aux): Use it to prune ANTIC_OUT.
9717 (compute_partial_antic_aux): Use it to prune PA_IN.
9718 (compute_avail): Only insert expressions into EXP_GEN that are not
9719 invalidated when translated up to the beginning of the block.
9721 2012-03-22 Richard Guenther <rguenther@suse.de>
9723 PR tree-optimization/52638
9724 * tree-vect-stmts.c (vect_init_vector_1): New function, split
9726 (vect_init_vector): ... here. Handle scalar vector inits.
9727 (vect_get_vec_def_for_operand): Adjust.
9728 (vectorizable_load): Likewise.
9730 2012-03-22 Uros Bizjak <ubizjak@gmail.com>
9732 * config.gcc (alpha*-*-linux*): Add elfos.h to tm_file.
9733 (alpha*-*-freebsd*): Ditto.
9734 (alpha*-*-netbsd*): Ditto.
9735 (alpha*-*-openbsd*): Ditto.
9736 * config/alpha/elf.h (OBJECT_FORMAT_ELF): Remove.
9737 (DWARF2_DEBUGGING_INFO): Remove.
9738 (PREFERRED_DEBUGGING_TYPE): Remove.
9739 (ASM_FINAL_SPEC): Remove.
9740 (IDENT_ASM_OP): Remove.
9741 (ASM_OUTPUT_IDENT): Remove.
9742 (SKIP_ASM_OP): Remove.
9743 (ASM_OUTPUT_SKIP): Remove.
9744 (ALIGN_ASM_OP): Remove.
9745 (ASM_OUTPUT_BEFORE_CASE_LABEL): Remove.
9746 (ASM_OUTPUT_CASE_LABEL): Remove.
9747 (ASM_OUTPUT_EXTERNAL_LIBCALL): Remove.
9748 (COMMON_ASM_OP): Remove.
9749 (ASM_OUTPUT_ALIGNED_COMMON): Remove.
9750 (ASCII_DATA_ASM_OP): Remove.
9751 (READONLY_DATA_SECTION_ASM_OP): Remove.
9752 (INIT_SECTION_ASM_OP): Remove.
9753 (FINI_SECTION_ASM_OP): Remove.
9754 (ASM_SECTION_START_OP): Remove.
9755 (ASM_OUTPUT_SECTION_START_FILE): Remove.
9756 (TARGET_ASM_NAMED_SECTION): Remove.
9757 (TARGET_ASM_SELECT_SECTION): Remove.
9758 (MAKE_DECL_ONE_ONLY): Remove.
9759 (TYPE_ASM_OP): Remove.
9760 (SIZE_ASM_OP): Remove.
9761 (ASM_WEAKEN_LABEL): Remove.
9762 (TYPE_OPERAND_FMT): Remove.
9763 (ASM_DECLARE_RESULT): Remove.
9764 (ASM_DECLARE_OBJECT_NAME): Remove.
9765 (ASM_FINISH_DECLARE_OBJECT): Remove.
9766 (ELF_ASCII_ESCAPES): Remove.
9767 (ELF_STRING_LIMIT): Remove.
9768 (STRING_ASM_OP): Remove.
9769 (ASM_OUTPUT_EXTERNAL): Remove.
9770 (TARGET_ASM_FILE_START_FILE_DIRECTIVE): Redefine to false.
9771 * config/alpha/alpha.h (PCC_BITFIELD_TYPE_MATTERS): Undefine
9773 (ASM_DECLARE_FUNCTION_NAME): Ditto.
9774 (ASM_DECLARE_FUNCTION_SIZE): Ditto.
9775 (ASM_GENERATE_INTERNAL_LABEL): Ditto.
9776 (ASM_OUTPUT_SKIP): Ditto.
9777 (READONLY_DATA_SECTION_ASM_OP): Remove.
9778 (USER_LABEL_PREFIX): Remove.
9779 (ASM_OUTPUT_ASCII): Remove.
9780 (ASM_OUTPUT_CASE_LABEL): Remove.
9781 (NO_DOLLAR_IN_LABEL): Undefine.
9783 2012-03-22 Richard Guenther <rguenther@suse.de>
9785 PR tree-optimization/52459
9786 * tree-ssa-pre.c (inhibit_phi_insertion): Do not inhibit
9787 PHI insertion for calls.
9789 2012-03-21 Steven Bosscher <steven@gcc.gnu.org>
9791 * cse.c (invalidate_from_sets_and_clobbers, try_back_substitute_reg,
9792 find_sets_in_insn, canonicalize_insn): Split out from ...
9793 (cse_insn): ... here.
9794 (invalidate_from_clobbers): Take an insn instead of the pattern.
9796 2012-03-21 Oleg Endo <olegendo@gcc.gnu.org>
9799 * config/sh/sh-protos.h (sh_fsca_df2int): Remove.
9800 * config/sh/sh.c (sh_fsca_df2int_rtx, sh_fsca_df2int): Remove.
9801 * config/sh/sh.md (sindf2, cosdf2): Remove.
9803 2012-03-21 Kaz Kojima <kkojima@gcc.gnu.org>
9806 * config/sh/sh.c (sh_expand_prologue): Emit blockage at the end of
9807 prologue for unwinder and profiler.
9809 2012-03-21 Andreas Tobler <andreast@fgznet.ch>
9811 * configure.ac (HAVE_LD_NO_DOT_SYMBOLS): Add powerpc64-*-freebsd*.
9812 Introduce emul_name to select the right linker emulation for
9813 powerpc64-*-freebsd*.
9814 * configure: Regenerate.
9815 * config.gcc: Add bits to support powerpc64-*-freebsd*.
9816 * config/rs6000/freebsd.h (POWERPC_FREEBSD): Define.
9817 * config/rs6000/freebsd64.h: New file.
9818 * config/rs6000/rs6000.c (rs6000_option_override_internal): Use
9820 (rs6000_savres_strategy): Likewise.
9821 (rs6000_savres_routine_name): Likewise.
9822 (rs6000_elf_file_end): Likewise.
9823 * config/rs6000/t-freebsd64: New file.
9824 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Set the
9825 rs6000_current_abi for 64-bit FreeBSD to ABI_AIX.
9827 * config/rs6000/freebsd64.h: Remove duplicated entries from last
9829 * config/rs6000/t-freebsd64: Likewise.
9831 2012-03-21 Georg-Johann Lay <avr@gjlay.de>
9833 PR rtl-optimization/52543
9835 * config/avr/avr-protos.h (avr_load_lpm): New prototype.
9836 * config/avr/avr.c (avr_mode_dependent_address_p): New function.
9837 (TARGET_MODE_DEPENDENT_ADDRESS_P): New define.
9838 (avr_load_libgcc_p): Restrict to __flash loads.
9839 (avr_out_lpm): Only handle 1-byte loads from __flash.
9840 (avr_load_lpm): New function.
9841 (avr_find_unused_d_reg): Remove.
9842 (avr_out_lpm_no_lpmx): Remove.
9843 (adjust_insn_length): Handle ADJUST_LEN_LOAD_LPM.
9844 * config/avr/avr.md (unspec): Add UNSPEC_LPM.
9845 (load_<mode>_libgcc): Use UNSPEC_LPM instead of MEM.
9846 (load_<mode>, load_<mode>_clobber): New insns.
9847 (mov<mode>): For multi-byte move from non-generic
9848 16-bit address spaces: Expand to load_<mode> resp.
9849 load_<mode>_clobber.
9850 (load<mode>_libgcc): Remove expander.
9851 (split-lpmx): Remove split.
9853 2012-03-21 Richard Earnshaw <rearnsha@arm.com>
9855 * neon.md (neon_vget_lanev2di): Use gen_lowpart and gen_highpart.
9856 * config/arm/neon.ml (Fixed_return_reg): Renamed to fixed_vector_reg.
9857 All callers changed.
9858 (Fixed_core_reg): New feature.
9859 (Vget_lane [sizes S64 and U64]): Add Fixed_core_reg. Allow fmrrd in
9861 * neon-testgen.ml: Handle Fixed_core_reg.
9863 2012-03-21 Andrew Stubbs <ams@codesourcery.com>
9865 * config/arm/arm.c (thumb2_reorg): Add complete support
9866 for 16-bit instructions.
9867 * config/arm/thumb2.md: Delete obsolete flag-clobbering peepholes.
9869 2012-03-21 Richard Guenther <rguenther@suse.de>
9871 PR tree-optimizer/52636
9872 * tree-vect-slp.c (vect_get_constant_vectors): Convert constants
9873 to the appropriate type.
9875 2012-03-21 Richard Guenther <rguenther@suse.de>
9877 * Makefile.in (cfgexpand.o): Add $(REGS_H) and $(INTEGRATE_H)
9879 * cfgexpand.c (gimple_expand_cfg): Fold in pass_init_function,
9880 pass_jump, pass_initial_value_sets and pass_unshare_all_rtl.
9881 * passes.c (init_optimization_passes): Remove pass_init_function,
9882 pass_jump, pass_initial_value_sets and pass_unshare_all_rtl.
9883 * tree-pass.h (pass_init_function): Remove.
9884 (pass_jump): Remove.
9885 (pass_initial_value_sets): Remove.
9886 (pass_unshare_all_rtl): Remove.
9887 * integrate.c (pass_initial_value_sets): Remove.
9888 * emit-rtl.c (pass_unshare_all_rtl): Remove.
9889 * tree.h (init_function_for_compilation): Remove.
9890 * function.c (init_function_for_compilation): Remove.
9891 (pass_init_function): Remove.
9892 * cfgcleanup.c (rest_of_handle_jump): Remove.
9893 (pass_jump): Remove.
9895 2012-03-20 Jason Merrill <jason@redhat.com>
9897 * tree-streamer-in.c (streamer_alloc_tree): Call
9898 ggc_alloc_zone_cleared_tree_node instead of
9899 ggc_alloc_zone_cleared_tree_node_stat.
9901 2012-03-20 Jonathan Wakely <jwakely.gcc@gmail.com>
9903 * doc/extend.texi (Template Instantiation): Remove anachronisms.
9905 2012-03-20 Jakub Jelinek <jakub@redhat.com>
9908 * config/i386/i386.c (expand_vec_perm_vperm2f128): New function.
9909 (ix86_expand_vec_perm_const_1): Call it.
9911 * config/i386/i386.c (vselect_insn): New variable.
9912 (init_vselect_insn): New function.
9913 (expand_vselect, expand_vselect_insn): Add testing_p argument.
9914 Call init_vselect_insn if vselect_insn is NULL. Adjust
9915 PATTERN (vselect_insn), instead of creating a new insn each time,
9916 only emit a copy of it if not testing and recog has been successful.
9917 (expand_vec_perm_pshufb, expand_vec_perm_1,
9918 expand_vec_perm_pshuflw_pshufhw, expand_vec_perm_broadcast_1): Adjust
9922 * config/i386/i386.md ("isa" attribute): Add avx2 and noavx2.
9923 ("enabled" attribute): Handle avx2 and noavx2 isas.
9924 * config/i386/sse.md (avx2_vec_dupv8sf_1, avx2_pbroadcast<mode>_1):
9926 (vec_dup<mode>): Add avx2 =x,x alternative.
9927 (vec_dup<mode> splitter): Don't split if TARGET_AVX2.
9928 (*avx_vperm_broadcast_<mode>): Don't split V4DFmode if TARGET_AVX2.
9929 For TARGET_AVX2, V8SFmode and elt == 0 split into vbroadcastss.
9930 * config/i386/i386.c (expand_vec_perm_pshufb): Emit also vpermps
9932 (expand_vec_perm_1): For broadcasts, use avx2_pbroadcast<mode>_1
9933 if possible, handle also V8SFmode.
9935 2012-03-20 Richard Earnshaw <rearnsha@arm.com>
9937 * arm/predicates.md (zero_operand, reg_or_zero_operand): New predicates.
9938 * arm/neon.md (neon_vceq<mode>, neon_vcge<mode>): Use
9939 reg_or_zero_operand predicate.
9940 (neon_vcle<mode>, neon_vclt<mode>): Use zero_operand predicate.
9942 2012-03-20 Jakub Jelinek <jakub@redhat.com>
9944 * config/i386/i386.c (ix86_decompose_address) <case ZERO_EXTEND>:
9945 If operand isn't UNSPEC, return 0.
9947 2012-03-20 Richard Guenther <rguenther@suse.de>
9949 * tree-pass.h (pass_rtl_eh): Remove.
9950 * except.c (gate_handle_eh): Likewise.
9951 (rest_of_handle_eh): Likewise.
9952 (pass_rtl_eh): Likewise.
9953 (finish_eh_generation): Export.
9954 * except.h (finish_eh_generation): Declare.
9955 * passes.c (init_optimization_passes): Remove pass_rtl_eh.
9956 * cfgexpand.c (gimple_expand_cfg): Call finish_eh_generation
9957 after expanding stack alignment. Instead of compacting blocks
9960 2012-03-20 Richard Guenther <rguenther@suse.de>
9962 * stor-layout.c (finish_bitfield_representative): Fallback
9963 to conservative maximum size if the padding up to the next
9964 field cannot be computed as a constant.
9965 (finish_bitfield_layout): If we cannot compute the distance
9966 between the start of the bitfield representative and the
9967 bitfield member start a new representative.
9968 * expr.c (get_bit_range): The distance between the start of
9969 the bitfield representative and the bitfield member is zero
9970 if the field offsets are not constants.
9972 2012-03-20 Tristan Gingold <gingold@adacore.com>
9974 * tree.h (enum size_type_kind): Add stk_ prefix to constants,
9975 convert in lowercase.
9976 (sizetype_tab, sizetype, bitsizetype, ssizetype, sbitsizetype)
9977 (size_int, ssize_int, bitsize_int, sbitsize_int): Adjust.
9978 * stor-layout.c (sizetype_tab): Adjust.
9979 (initialize_sizetypes): Use SIZETYPE instead of SIZE_TYPE.
9980 * tree-streamer.c (preload_common_nodes): Use stk_type_kind_last
9981 instead of type_kind_last.
9982 * tree-scalar-evolution.c (interpret_rhs_expr): Use size_int
9983 instead of size_int_kind.
9984 * doc/tm.texi.in (Type Layout): Document SIZETYPE.
9985 * doc/tm.texi: Regenerate.
9986 * defaults.h (SIZETYPE): Provide a default value.
9987 * config/vms/vms.h (SIZE_TYPE): Define as "unsigned int".
9990 2012-03-20 Oleg Endo <olegendo@gcc.gnu.org>
9992 * config/sh/sh.md: Use braced string notation where applicable.
9994 2012-03-19 Uros Bizjak <ubizjak@gmail.com>
9996 * config/i386/i386.md (allocate_stack): Simplify.
9998 2012-03-19 Uros Bizjak <ubizjak@gmail.com>
10000 * builtins.c (expand_builtin_cexpi): Use copy_addr_to_reg instead of
10001 copy_to_mode_reg (Pmode, ...).
10002 (expand_builtin_frame_address): Ditto.
10003 * expr.c (emit_block_move_via_libcall): Ditto.
10004 (set_storage_via_libcall): Ditto.
10006 * config/i386/i386.c (ix86_expand_movmem): Ditto.
10007 (ix86_expand_setmem): Ditto.
10008 (ix86_trampoline_init): DItto.
10009 * config/i386/i386.md (cmpstrnsi): Ditto.
10011 2012-03-19 Sandra Loosemore <sandra@codesourcery.com>
10013 * config/sh/sh.opt (madjust-unroll): Mark as ignored/obsolete.
10014 * config/sh/sh.h (TARGET_OPT_DEFAULT): Don't use MASK_ADJUST_UNROLL.
10015 * doc/invoke.texi (Option Summary): Remove -madjust-unroll.
10016 (SH Options): Likewise.
10018 2012-03-19 Uros Bizjak <ubizjak@gmail.com>
10020 * config/i386/i386.c (get_thread_pointer): Add tp_mode argument.
10021 Generate ZERO_EXTEND in place if GET_MODE (tp) != tp_mode.
10022 (legitimize_tls_address) <TLS_MODEL_INITIAL_EXEC>: Always generate
10023 DImode UNSPEC_GOTNTPOFF references on TARGET_64BIT.
10024 (ix86_decompose_address): Allow zero extended UNSPEC_TP references.
10027 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
10029 * config/i386/i386.h (TARGET_TLS_INDIRECT_SEG_REFS): New.
10030 * config/i386/i386.c (ix86_decompose_address): Use
10031 TARGET_TLS_INDIRECT_SEG_REFS to prevent %fs:(%reg) addresses.
10032 (legitimize_tls_address): Use TARGET_TLS_INDIRECT_SEG_REFS to load
10033 thread pointer to a register.
10036 2012-03-10 H.J. Lu <hongjiu.lu@intel.com>
10038 * config/i386/i386.c (ix86_decompose_address): Disallow fs:(reg)
10039 if Pmode != word_mode.
10040 (legitimize_tls_address): Call gen_tls_initial_exec_x32 if
10041 Pmode == SImode for TARGET_X32.
10043 * config/i386/i386.md (UNSPEC_TLS_IE_X32): New.
10044 (tls_initial_exec_x32): Likewise.
10046 2012-03-19 Oleg Endo <olegendo@gcc.gnu.org>
10049 * config/sh/sh.h (CONST_OK_FOR_K04, CONST_OK_FOR_K12, DISP_ADDR_P,
10050 DISP_ADDR_OFFSET): New macros.
10051 * config/sh/sh.c (sh_address_cost): Add SH2A special case.
10052 (sh_legitimate_index_p): Allow QImode displacements for non-SH2A.
10053 (sh_legitimize_address): Add QImode displacement handling.
10054 (sh_cannot_change_mode_class): Disallow GENERAL_REGS for SFmode
10056 (sh_secondary_reload): Add QImode displacement handling.
10057 * config/sh/predicates.md (movsrc_no_disp_mem_operand): New predicate.
10058 * config/sh/constraints.md (K04, Snd, Sdd): New constraints.
10059 * config/sh/sh.md (extendqisi2): Remove constraints from expander.
10060 (*extendqisi2_compact): Rename to *extendqisi2_compact_reg, restrict
10061 to register operands only.
10062 (*extendqisi2_compact_mem_disp, *extendqisi2_compact_snd): New insns.
10063 (extendqihi2): Change insn to expander.
10064 (*extendqihi2_compact_reg): New insn.
10065 (movqi_i, movqi): Replace with ...
10066 (movqi, *movqi_reg_reg, *movqi_store_mem_disp12,
10067 *movqi_load_mem_disp, *movqi_load_mem_disp): ... these.
10068 Add new peepholes for QImode displacement addressing.
10070 2012-03-19 Paolo Carlini <paolo.carlini@oracle.com>
10073 * doc/invoke.texi: Document -Wuseless-cast.
10075 2012-03-19 Eric Botcazou <ebotcazou@adacore.com>
10077 * tree.def (REALPART_EXPR, IMAGPART_EXPR, VIEW_CONVERT_EXPR): Move.
10078 * tree.h (handled_component_p): Reorder cases.
10079 * dwarf2out.c (loc_list_for_address_of_addr_expr_of_indirect_ref): Do
10080 not initialize unsignedp.
10081 (loc_list_from_tree): Likewise.
10082 (fortran_common): Likewise.
10083 * simplify-rtx.c (delegitimize_mem_from_attrs): Likewise.
10085 2012-03-19 Uros Bizjak <ubizjak@gmail.com>
10087 * config/i386/i386.c (ix86_expand_prologue) <CM_LARGE_PIC>: Use Pmode
10088 mode consistently. Use ix86_gen_add3. Assert that Pmode == DImode.
10089 (ix86_expand_split_stack_prologue): Use ix86_gen_add3.
10090 (ix86_split_long_move): Ditto.
10091 (legitimize_tls_address): Use ix86_gen_sub3.
10092 (construct_plt_address): Assert that Pmode == DImode.
10094 2012-03-18 Uros Bizjak <ubizjak@gmail.com>
10096 * config/i386/i386.md: Remove empty predicates and/or constraints.
10097 * config/i386/sync.md: Ditto.
10098 * config/i386/sse.md: Ditto.
10099 * config/i386/mmx.md: Ditto.
10100 * config/i386/pentium.md: Ditto.
10101 * config/i386/athlon.md: Ditto.
10103 2012-03-16 Richard Guenther <rguenther@suse.de>
10105 PR tree-optimization/52603
10106 * tree-vect-data-refs.c (vect_can_force_dr_alignment_p): Clarify
10110 2012-03-14 Richard Guenther <rguenther@suse.de>
10112 PR tree-optimization/52571
10113 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Move
10114 flag_section_anchors check ...
10115 (vect_can_force_dr_alignment_p): ... here.
10117 2012-03-16 Martin Jambor <mjambor@suse.cz>
10119 * expr.c (expand_expr_real_1): Handle misaligned scalar reads from
10120 memory through MEM_REFs by calling extract_bit_field.
10122 2012-03-16 Richard Guenther <rguenther@suse.de>
10124 * fold-const.c (native_interpret_expr): Also support POINTER_TYPE
10125 and REFERENCE_TYPE interpretations.
10126 (can_native_interpret_type_p): New function.
10127 (fold_ternary_loc): Use native encode/interpret to fold
10128 BIT_FIELD_REFs of constants.
10130 2012-03-16 Richard Guenther <rguenther@suse.de>
10132 PR middle-end/52584
10133 * fold-const.c (fold_ternary_loc): Fold vector typed BIT_FIELD_REFs
10134 of vector constants and constructors.
10136 2012-03-16 Richard Guenther <rguenther@suse.de>
10138 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Use
10139 VIEW_CONVERT_EXPR to convert constants.
10140 (vect_is_simple_use): Treat all constants as vec_constant_def.
10142 2012-03-16 Richard Guenther <rguenther@suse.de>
10143 Kai Tietz <ktietz@redhat.com>
10145 PR middle-end/48814
10146 * gimplify.c (gimplify_self_mod_expr): Evaluate postfix
10147 side-effects completely in the pre-queue and use a temporary
10150 2012-03-16 Richard Guenther <rguenther@suse.de>
10152 * stor-layout.c (finish_bitfield_representative): Fall back
10153 to the conservative maximum size if we cannot compute the
10154 size of the tail padding.
10156 2012-03-16 Tristan Gingold <gingold@adacore.com>
10158 * config/vms/vms.h (TARGET_OS_CPP_BUILTINS): Define
10159 __CRTL_VER and __VMS_VER.
10160 * config/vms/vms-protos.h: Declare vms_c_get_crtl_ver
10161 and vms_c_get_vms_ver.
10162 * config/vms/vms-c.c (vms_c_get_crtl_ver, vms_c_get_vms_ver): New
10164 * config/alpha/vms.h (VMS_DEFAULT_CRTL_VER)
10165 (VMS_DEFAULT_VMS_VER): Define.
10166 * config/ia64/vms.h (VMS_DEFAULT_CRTL_VER)
10167 (VMS_DEFAULT_VMS_VER): Define.
10169 2012-03-16 Richard Guenther <rguenther@suse.de>
10171 * tree-vect-loop.c (get_initial_def_for_induction): Use
10172 build_constructor directly.
10173 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Use
10174 build_vector_from_val.
10175 * tree.c (build_vector_from_val): Avoid creating a constructor
10176 first when we want a constant vector.
10178 2012-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
10180 * doc/install.texi (Specific, *-*-solaris2*): Improve wording.
10182 2012-03-16 Richard Guenther <rguenther@suse.de>
10184 * tree.h (TREE_VECTOR_CST_ELTS): Remove.
10185 (VECTOR_CST_NELTS, VECTOR_CST_ELTS, VECTOR_CST_ELT): New defines.
10186 (struct tree_vector): Remove elements member, add variable size
10188 (build_vector_stat): Declare.
10189 (build_vector): Define in terms of build_vector_stat.
10190 * tree.c (build_vector): Rename to ...
10191 (build_vector_stat): ... this. Take array of trees as parameter.
10192 (build_vector_from_ctor): Adjust.
10193 (integer_zerop, integer_onep, integer_all_onesp, iterative_hash_expr,
10194 initializer_zerop): Adjust.
10195 * cfgexpand.c (expand_debug_expr): Likewise.
10196 * expr.c (categorize_ctor_elements_1, expand_expr_real_1,
10197 const_vector_from_tree): Likewise.
10198 * fold-const.c (const_binop, operand_equal_p, native_encode_vector,
10199 native_interpret_vector, fold_unary_loc, vec_cst_ctor_to_array,
10200 fold_vec_perm, fold_binary_loc, fold_ternary_loc): Likewise.
10201 * tree-streamer-in.c (streamer_alloc_tree): Handle TS_VECTOR.
10202 (lto_input_ts_vector_tree_pointers): Adjust.
10203 * tree-streamer-out.c (streamer_write_tree_header): Handle TS_VECTOR.
10204 (write_ts_vector_tree_pointers): Adjust.
10205 * varasm.c (const_hash_1, compare_constant, copy_constant,
10206 output_constant): Adjust.
10207 * gimple-fold.c (gimple_fold_stmt_to_constant_1): Adjust.
10208 * print-tree.c (print_node): Adjust.
10209 * tree-pretty-print.c (dump_generic_node): Adjust.
10210 * tree-vect-generic.c (uniform_vector_p, vector_element,
10211 lower_vec_perm): Adjust.
10212 * tree-vect-loop.c (get_initial_def_for_reduction): Adjust.
10213 * tree-vect-slp.c (vect_get_constant_vectors,
10214 vect_transform_slp_perm_load): Adjust.
10215 * tree-vect-stmts.c (vect_gen_perm_mask): Adjust.
10216 * expmed.c (make_tree): Adjust.
10217 * config/i386/i386.c (ix86_expand_builtin): Adjust.
10218 * config/sparc/sparc.c (sparc_handle_vis_mul8x16): Adjust interface
10219 and implementation.
10220 (sparc_fold_builtin): Adjust.
10222 2012-03-16 Tristan Gingold <gingold@adacore.com>
10224 * config.gcc (*-*-*vms*): Define use_gcc_stdint and tm_file.
10225 * config/vms/vms-stdint.h: New file.
10227 2012-03-16 Tristan Gingold <gingold@adacore.com>
10229 * config.host (alpha64-dec-*vms*, alpha*-dec-*vms*)
10230 (ia64-hp-*vms*): Replaced by ...
10231 (*-*-*vms*): ... This new entry.
10233 2012-03-15 Jakub Jelinek <jakub@redhat.com>
10236 * config/i386/i386.c (expand_vec_perm_vperm2f128_vblend): New function.
10237 (ix86_expand_vec_perm_const_1): Use it.
10240 * config/i386/sse.md (UNSPEC_VPERMDF): Remove.
10241 (avx2_permv4df): Remove.
10242 (avx2_permv4di): Macroize into...
10243 (avx2_perm<mode>): ... this using VI8F_256 iterator.
10244 (avx2_permv4di_1): Macroize into...
10245 (avx2_perm<mode>_1): ... this using VI8F_256 iterator.
10247 2012-03-15 Ulrich Weigand <ulrich.weigand@linaro.org>
10249 * combine.c (apply_distributive_law): Do not distribute SUBREG.
10251 2012-03-15 Ira Rosen <irar@il.ibm.com>
10252 Ulrich Weigand <ulrich.weigand@linaro.org>
10254 * tree-vect-patterns.c (widened_name_p): Rename to ...
10255 (type_conversion_p): ... this. Add new argument to determine
10256 if it's a promotion or demotion operation. Check for
10257 CONVERT_EXPR_CODE_P instead of NOP_EXPR.
10258 (vect_recog_dot_prod_pattern): Call type_conversion_p instead
10260 (vect_recog_widen_mult_pattern, vect_recog_widen_sum_pattern,
10261 vect_operation_fits_smaller_type, vect_recog_widen_shift_pattern):
10263 (vect_recog_mixed_size_cond_pattern): Likewise and allow
10264 non-constant then and else clauses.
10266 2012-03-15 Ira Rosen <irar@il.ibm.com>
10267 Ulrich Weigand <ulrich.weigand@linaro.org>
10269 * tree-vectorizer.h (vect_pattern_recog): Add new argument.
10270 * tree-vect-loop.c (vect_analyze_loop_2): Update call to
10271 vect_pattern_recog.
10272 * tree-vect-patterns.c (widened_name_p): Pass basic block
10273 info to vect_is_simple_use.
10274 (vect_recog_dot_prod_pattern): Fail for basic blocks.
10275 (vect_recog_widen_sum_pattern): Likewise.
10276 (vect_handle_widen_op_by_const): Support basic blocks.
10277 (vect_operation_fits_smaller_type,
10278 vect_recog_over_widening_pattern): Likewise.
10279 (vect_recog_vector_vector_shift_pattern): Support basic blocks.
10280 Update call to vect_is_simple_use.
10281 (vect_recog_mixed_size_cond_pattern): Support basic blocks.
10283 (check_bool_pattern): Add an argument, update call to
10284 vect_is_simple_use and the recursive calls.
10285 (vect_recog_bool_pattern): Update relevant function calls.
10287 (vect_mark_pattern_stmts): Update calls to new_stmt_vec_info.
10288 (vect_pattern_recog_1): Check for reduction only in loops.
10289 (vect_pattern_recog): Add new argument. Support basic blocks.
10290 * tree-vect-stmts.c (vectorizable_conversion): Pass basic block
10291 info to vect_is_simple_use_1.
10292 * tree-vect-slp.c (vect_get_and_check_slp_defs): Support basic blocks.
10293 (vect_slp_analyze_bb_1): Call vect_pattern_recog.
10295 2012-03-15 Jakub Jelinek <jakub@redhat.com>
10296 Andrew Pinski <apinski@cavium.com>
10298 PR middle-end/52592
10299 * builtins.c (expand_builtin_int_roundingfn_2): If expanding
10300 BUILT_IN_IR{INT,OUND}* using optab fails, emit lr{int,ound}*
10301 calls instead of __builtin_ir{int,ound}*.
10303 2012-03-15 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
10305 * doc/sourcebuild.texi (cleanup-modules, keep-modules): Update
10308 2012-03-15 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
10310 * config.gcc (target_type_format_char): New. Document it. Set it for
10312 * configure.ac (gnu_unique_option): Use target_type_format_char
10313 in test. Comment rationale.
10314 * configure: Regenerate .
10316 2012-03-15 Jakub Jelinek <jakub@redhat.com>
10318 PR tree-optimization/52267
10319 * tree-vrp.c (masked_increment): New function.
10320 (register_edge_assert_for_2): Derive ASSERT_EXPRs
10321 from (X & CST1) cmp CST2 tests.
10323 2012-03-15 Richard Guenther <rguenther@suse.de>
10325 PR middle-end/52580
10326 * tree-data-ref.c (subscript_dependence_tester_1): Check
10327 all dimensions for non-conflicting access functions.
10329 2012-03-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
10332 * doc/invoke.texi [C++ Language Options]: Document
10333 -ftemplate-backtrace-limit.
10335 2012-03-15 Tristan Gingold <gingold@adacore.com>
10337 * c-parser.c (c_parser_parameter_declaration): Handle #pragma
10338 before a parameter.
10340 2012-03-15 Tristan Gingold <gingold@adacore.com>
10342 * dwarf2out.c (gen_subprogram_die): Require dwarf unwinding to
10343 use DW_OP_call_frame_cfa.
10345 2012-03-14 H.J. Lu <hongjiu.lu@intel.com>
10348 * config/i386/i386-opts.h (pmode): New.
10350 * config/i386/i386.c (ix86_option_override_internal): Properly
10351 check and set ix86_pmode.
10353 * config/i386/i386.h (Pmode): Check ix86_pmode instead of TARGET_64BIT.
10355 * config/i386/i386.opt (maddress-mode=): New.
10357 * doc/invoke.texi: Document -maddress-mode=short|long for x86.
10359 2012-03-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
10361 * dwarf2cfi.c (def_cfa_0): Remove MIPS_DEBUGGING_INFO handling.
10362 (dwarf2out_do_cfi_asm): Likewise.
10363 * dwarf2out.c (output_call_frame_info): Remove MIPS_DEBUGGING_INFO
10365 (add_data_member_location_attribute): Likewise.
10366 (gen_array_type_die): Likewise.
10367 (gen_subprogram_die): Likewise.
10368 (gen_producer_string): Likewise.
10369 * sdbout.c (sdbout_begin_prologue): Declare unconditionally.
10370 Remove MIPS_DEBUGGING_INFO handling.
10371 (sdb_debug_hooks): Likewise.
10372 (sdbout_begin_block): Likewise.
10373 (sdbout_end_block): Likewise.
10374 (sdbout_begin_prologue): Likewise.
10375 (sdbout_start_source_file): Likewise.
10376 (sdbout_end_source_file): Likewise.
10377 (sdbout_init): Likewise.
10378 * system.h (MIPS_DEBUGGING_INFO): Poison.
10380 2012-03-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
10382 * config/alpha/alpha.c [HAVE_STAMP_H]: Remove.
10383 (alpha_file_start) [MS_STAMP]: Remove.
10385 * config/alpha/elf.h (TARGET_GAS): Remove.
10386 * config/alpha/freebsd.h (TARGET_DEFAULT): Remove.
10387 * config/alpha/linux.h (TARGET_DEFAULT): Remove.
10388 * config/alpha/netbsd.h (TARGET_DEFAULT): Remove.
10389 * config/alpha/vms.h (TARGET_DEFAULT): Remove.
10390 * config.gcc (alpha*-*-linux*): Remove target_cpu_default.
10391 (alpha*-*-freebsd*): Likewise.
10392 (alpha*-*-netbsd*): Likewise.
10393 (alpha*-*-openbsd*): Likewise.
10394 (alpha*-*-*): Remove target_cpu_default2.
10395 * config/alpha/alpha.c (alpha_output_filename): Remove !TARGET_GAS
10397 * config/alpha/alpha.h (TARGET_AS_CAN_SUBTRACT_LABELS): Remove.
10398 (TARGET_AS_SLASH_BEFORE_SUFFIX): Remove.
10399 * config/alpha/alpha.c (print_operand): Always assume
10400 TARGET_AS_SLASH_BEFORE_SUFFIX.
10401 * config/alpha/alpha.md ("*builtin_setjmp_receiver_er_sl_1"):
10402 Remove TARGET_AS_CAN_SUBTRACT_LABELS.
10403 ("*builtin_setjmp_receiver_er_1"): Remove.
10404 * config/alpha/alpha.opt (malpha-as): Remove.
10406 * doc/invoke.texi (Option Summary, DEC Alpha Options): Remove
10408 Remove DEC Unix reference.
10410 * config/alpha/alpha.h (OBJECT_FORMAT_COFF): Remove.
10411 (EXTENDED_COFF): Remove.
10412 * config/alpha/elf.h (OBJECT_FORMAT_COFF): Don't undef.
10413 (EXTENDED_COFF): Don't undef.
10414 * config/alpha/alpha.c (alpha_file_start): Always assume
10416 Don't set targetm.asm_file_start_file_directive.
10417 [!OBJECT_FORMAT_ELF]: Remove.
10418 (TARGET_ASM_FILE_START_FILE_DIRECTIVE): Remove.
10420 * config/alpha/alpha.h (SDB_DEBUGGING_INFO): Remove.
10421 (DBX_DEBUGGING_INFO): Remove.
10422 (MIPS_DEBUGGING_INFO): Remove.
10423 (PREFERRED_DEBUGGING_TYPE): Remove.
10424 (DBX_OUTPUT_SOURCE_LINE): Remove.
10425 (SDB_OUTPUT_SOURCE_LINE): Remove.
10426 (DBX_CONTIN_LENGTH): Remove.
10427 (NO_DBX_FUNCTION_END): Remove.
10428 (ASM_STABS_OP): Remove.
10429 (ASM_STABN_OP): Remove.
10430 (ASM_STABD_OP): Remove.
10431 (SDB_ALLOW_FORWARD_REFERENCES): Remove.
10432 (SDB_ALLOW_UNKNOWN_REFERENCES): Remove.
10433 (PUT_SDB_DEF): Remove.
10434 (PUT_SDB_PLAIN_DEF): Remove.
10435 (PUT_SDB_TYPE): Remove.
10436 (sdb_label_count): Remove.
10437 (PUT_SDB_BLOCK_START): Remove.
10438 (PUT_SDB_BLOCK_END): Remove.
10439 (PUT_SDB_FUNCTION_START): Remove.
10440 (PUT_SDB_FUNCTION_END): Remove.
10441 (PUT_SDB_EPILOGUE_END): Remove.
10442 * config/alpha/elf.h (SDB_DEBUGGING_INFO): Don't undef.
10443 (MIPS_DEBUGGING_INFO): Don't undef.
10444 (DBX_DEBUGGING_INFO): Don't undef.
10445 * config/alpha/vms.h (SDB_DEBUGGING_INFO): Don't undef.
10446 (MIPS_DEBUGGING_INFO): Don't undef.
10447 (DBX_DEBUGGING_INFO): Don't undef.
10448 * config/alpha/freebsd.h (DBX_CONTIN_CHAR): Remove.
10449 * config/alpha/alpha.c (alpha_option_override): Remove SDB_DEBUG
10451 (alpha_start_function): Likewise.
10452 (sdb_label_count): Remove.
10453 (alpha_output_filename): Remove DBX_DEBUG handling.
10454 (alpha_file_start): Likewise.
10456 2012-03-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
10458 * config.gcc (enable_obsolete): Remove *-*-solaris2.8*.
10459 (*-*-solaris2.[0-8], *-*-solaris2.[0-8].*): Mark unsupported.
10460 (i[34567]86-*-solaris2*, x86_64-*-solaris2.1[0-9]*): Remove
10462 * configure.ac (gcc_cv_ld_hidden): Remove *-*-solaris2.8*.
10463 (ld_tls_support): Remove Solaris 8 references.
10464 (lwp_dir, lwp_spec): Remove support for alternate thread library.
10465 * acinclude.m4 (gcc_cv_initfini_array): Remove *-*-solaris2.* tests.
10466 * configure: Regenerate.
10467 * config.in: Regenerate.
10469 * config/sol2.h (LINK_SPEC): Remove LIB_THREAD_LDFLAGS_SPEC.
10470 * config/i386/sol2.h: Remove Solaris 8 references.
10472 * doc/install.texi (Specific, i?86-*-solaris2.[89]): Rename to ...
10473 (i?86-*-solaris2.9): ... this.
10474 Remove Solaris 8 references.
10475 (Specific, *-*-solaris2*): Document Solaris 8 removal.
10476 Remove Solaris 8 references.
10478 2012-03-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
10480 * config.gcc (enable_obsolete): Remove mips-sgi-irix6.5.
10481 (mips-sgi-irix6.5*): Remove.
10482 * config.host (mips-sgi-irix*): Remove.
10483 * configure.ac (enable_fixed_point): Remove mips*-sgi-irix*.
10484 (set_have_as_tls): Remove *-*-irix6*.
10485 (gcc_cv_ld_static_dynamic): Remove mips-sgi-irix6*.
10486 * configure: Regenerate.
10488 * config/mips/iris6.h: Remove.
10489 * config/mips/iris6.opt: Remove.
10490 * config/mips/t-irix6: Remove.
10492 * config/mips/mips.h (TARGET_GPWORD): Remove IRIX 6 N64 handling.
10493 (TARGET_IRIX6): Remove.
10494 (TARGET_CPU_CPP_BUILTINS): Remove IRIX 6 handling.
10495 Don't define LANGUAGE_C, _LANGUAGE_C for Objective-C.
10496 * config/mips/mips.c (mips_build_builtin_va_list): Remove IRIX 6
10498 (mips_file_start): Likewise.
10499 * config/mips/mips-protos.h (irix_asm_output_align): Remove.
10501 * config/mips/driver-native.c [__sgi__]: Remove.
10502 (host_detect_local_cpu) [__sgi__]: Remove.
10504 * config/mips/gnu-user.h: Remove iris5.h reference.
10506 * config/mips/mips-modes.def: Remove IRIX 6 reference.
10507 * config/mips/gnu-user64.h (MIPS_TFMODE_FORMAT): Remove.
10508 * config/mips/mips.c (mips_option_override) [MIPS_TFMODE_FORMAT]:
10511 * gcc.c (main): Move asm_debug initialization ...
10512 (asm_debug): ... here.
10514 * ginclude/stddef.h (__STDDEF_H__): Don't define.
10516 * defaults.h (LINK_ELIMINATE_DUPLICATE_LDIRECTORIES): Remove.
10517 * system.h (LINK_ELIMINATE_DUPLICATE_LDIRECTORIES): Poison.
10518 * collect2.c [LINK_ELIMINATE_DUPLICATE_LDIRECTORIES]: Remove.
10519 (main) [LINK_ELIMINATE_DUPLICATE_LDIRECTORIES]: Remove.
10520 [LINK_ELIMINATE_DUPLICATE_LDIRECTORIES] (is_in_args): Remove.
10521 * doc/tm.texi.in (Driver, LINK_ELIMINATE_DUPLICATE_LDIRECTORIES):
10523 * doc/tm.texi: Regenerate.
10525 * doc/invoke.texi (Debugging Options, -gdwarf-<version>): Remove
10527 (MIPS Options, -march): Remove IRIX reference.
10528 * doc/install.texi (Binaries, SGI IRIX): Remove.
10529 (Specific, mips-sgi-irix6): Document IRIX 6.5 removal, remove rest
10531 * doc/trouble.texi (Interoperation): Remove -lgl_s handling.
10533 2012-03-14 Martin Jambor <mjambor@suse.cz>
10535 * expr.c (expand_assignment): Use expand_expr with EXPAND_WRITE
10536 when expanding MEM_REFs, MEM_TARGET_REFs and handled_component bases.
10537 (expand_expr_real_1): Do not handle misalignment if modifier is
10540 2012-03-14 Richard Guenther <rguenther@suse.de>
10542 PR middle-end/52584
10543 * tree-vect-generic.c (type_for_widest_vector_mode): Take
10544 element type instead of mode, use build_vector_type_for_mode
10545 instead of the langhook, build a vector of proper signedness.
10546 (expand_vector_operations_1): Adjust.
10548 2012-03-14 Richard Guenther <rguenther@suse.de>
10550 PR middle-end/52582
10551 * gimple-fold.c (canonicalize_constructor_val): Make sure we have
10552 a cgraph node for a FUNCTION_DECL that comes from a constructor.
10553 (gimple_get_virt_method_for_binfo): Likewise.
10555 2012-03-14 Richard Guenther <rguenther@suse.de>
10557 PR tree-optimization/52571
10558 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Move
10559 flag_section_anchors check ...
10560 (vect_can_force_dr_alignment_p): ... here. Do not re-align
10561 DECL_COMMON variables.
10563 2012-03-14 Richard Guenther <rguenther@suse.de>
10565 * tree.h (DECL_BIT_FIELD_REPRESENTATIVE): New define.
10566 * stor-layout.c (start_bitfield_representative): New function.
10567 (finish_bitfield_representative): Likewise.
10568 (finish_bitfield_layout): Likewise.
10569 (finish_record_layout): Call finish_bitfield_layout.
10570 * tree.c (free_lang_data_in_decl): Only free DECL_QUALIFIER
10571 for QUAL_UNION_TYPE fields.
10572 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
10573 Stream DECL_BIT_FIELD_REPRESENTATIVE.
10574 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
10576 PR middle-end/52080
10577 PR middle-end/52097
10578 PR middle-end/48124
10579 * expr.c (get_bit_range): Unconditionally extract bitrange
10580 from DECL_BIT_FIELD_REPRESENTATIVE.
10581 (expand_assignment): Adjust call to get_bit_range.
10583 2012-03-14 Richard Guenther <rguenther@suse.de>
10585 PR middle-end/52578
10586 * fold-const.c (fold_unary_loc): Fold (T1)(T2)x to (T1)x if
10587 the outermost conversion is a sign-change only.
10588 (fold_binary_loc): Disregard widening and sign-changing
10589 conversions when we determine if two variables are equal
10591 * tree-ssa-forwprop.c (combine_conversions): Fold (T1)(T2)x to
10592 (T1)x if the outermost conversion is a sign-change only.
10594 2012-03-14 Uros Bizjak <ubizjak@gmail.com>
10597 2012-03-14 Uros Bizjak <ubizjak@gmail.com>
10599 * config/i386/predicates.md (constant_call_address_operand): Declare
10600 as special predicate. Update all uses.
10602 2012-03-13 Jakub Jelinek <jakub@redhat.com>
10605 * c-parser.c (c_parser_postfix_expression)
10606 <case RID_BUILTIN_SHUFFLE>: Call mark_exp_read on argument values.
10608 * config/i386/smmintrin.h: Avoid /* within a comment.
10609 * config/i386/nmmintrin.h: Likewise.
10611 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
10613 * config/i386/i386.md (xbegin): Remove constraint from expander.
10615 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
10617 * config/i386/predicates.md (constant_call_address_operand): Declare
10618 as special predicate. Update all uses.
10619 * config/i386/i386.md: Remove mode from constant_call_address_operand
10621 * config/i386/i386.c (ix86_output_call_insn): Call
10622 constant_call_address_operand with VOIDmode.
10624 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
10626 * config/i386/i386.c (ix86_decompose_address): Handle subregs of
10627 AND zero extended address correctly.
10629 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
10631 * config/i386/predicates.md (tls_symbolic_operand): Declare as
10633 (tls_modbase_operand): Ditto.
10634 * config/i386/i386.md: Remove mode from tls_symbolic_operand and
10635 tls_modbase_operand predicates.
10637 2012-03-13 Martin Jambor <mjambor@suse.cz>
10639 * expr.c (expand_assignment): Handle misaligned scalar writes to
10640 memory through top-level MEM_REFs by calling store_bit_field.
10642 2012-03-13 Richard Guenther <rguenther@suse.de>
10644 PR middle-end/52134
10645 * fold-const.c (fold_binary_loc): Fold (X * Y) & -(1 << CST) to X * Y
10646 if Y is a constant multiple of 1 << CST.
10648 2012-03-13 Georg-Johann Lay <avr@gjlay.de>
10651 * config/avr/avr.c (avr_prologue_setup_frame): Cut down stack
10652 offset (size) to a value the insns can deal with.
10653 (expand_epilogue): Ditto.
10655 2012-03-13 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
10657 * config/arm/neon.ml (ops): Fixup expected instructions for
10658 unsigned vector compares.
10660 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
10662 * config/i386/i386.c (ix86_decompose_address): Prevent %fs:(%reg)
10663 addresses only when %reg is not in word mode.
10665 2012-03-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
10667 * config/microblaze/microblaze.md: Fix typo.
10668 * tree-if-conv.c: Likewise.
10669 * tree-vect-patterns.c: Likewise.
10671 2012-03-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
10673 * config.gcc (extra_passes): Remove.
10674 * configure.ac (extra_passes): Don't substitute.
10675 * configure: Regenerate.
10676 * Makefile.in (EXTRA_PASSES): Remove.
10677 (GCC_PASSES): Remove $(EXTRA_PASSES).
10678 (MOSTLYCLEANFILES): Likewise.
10679 (native): Likewise.
10680 (install-common): Likewise.
10682 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
10684 * config/i386/i386.h (TARGET_TLS_INDIRECT_SEG_REFS): New.
10685 * config/i386/i386.c (ix86_decompose_address): Use
10686 TARGET_TLS_INDIRECT_SEG_REFS to prevent %fs:(%reg) addresses.
10687 (legitimize_tls_address): Use TARGET_TLS_INDIRECT_SEG_REFS to load
10688 thread pointer to a register.
10690 2012-03-12 H.J. Lu <hongjiu.lu@intel.com>
10692 * config/i386/i386.md (*tls_global_dynamic_64_<mode>): Remove :P
10693 on tls_symbolic_operand.
10694 (tls_global_dynamic_64_<mode>): Likewise.
10696 2012-03-12 Georg-Johann Lay <avr@gjlay.de>
10699 * output.h (SECTION_EXCLUDE, SECTION_MACH_DEP): Don't use
10700 SECTION_MACH_DEP reserved bits for SECTION_EXCLUDE.
10702 2012-03-12 Georg-Johann Lay <avr@gjlay.de>
10705 * config/avr/avr.c (avr_mode_code_base_reg_class): Change return
10706 type from reg_class_t to enum reg_class.
10707 * config/avr/avr-protos.h (avr_mode_code_base_reg_class): Ditto.
10709 2012-03-12 Andrew Pinski <apinski@cavium.com>
10711 * tree-ssa-phiopt.c (single_non_singleton_phi_for_edges): New function.
10712 (tree_ssa_phiopt_worker): Use single_non_singleton_phi_for_edges.
10713 (value_replacement): Likewise.
10714 (empty_block_p): Check also if the PHIs for the block are empty.
10716 2012-03-12 Georg-Johann Lay <avr@gjlay.de>
10719 * config/avr/avr.c (avr_out_movmem): Fix typo in output template
10720 for the case ADDR_SPACE_FLASH and AVR_HAVE_LPMX introduced in
10721 r184615 from 2012-02-28.
10723 2012-03-12 H.J. Lu <hongjiu.lu@intel.com>
10725 * config/i386/i386.c (ix86_gen_tls_global_dynamic_64): New.
10726 (ix86_gen_tls_local_dynamic_base_64): Likewise.
10727 (ix86_option_override_internal): Set ix86_gen_tls_global_dynamic_64
10728 and ix86_gen_tls_local_dynamic_base_64.
10729 (legitimize_tls_address): Use ix86_gen_tls_global_dynamic_64 and
10730 ix86_gen_tls_local_dynamic_base_64.
10732 * config/i386/i386.md (*tls_global_dynamic_64): Renamed to ...
10733 (*tls_global_dynamic_64_<mode>): This.
10734 (tls_global_dynamic_64): Renamed to ...
10735 (tls_global_dynamic_64_<mode>): This.
10736 (*tls_local_dynamic_base_64): Renamed to ...
10737 (*tls_local_dynamic_base_64_<mode>): This.
10738 (tls_local_dynamic_base_64): Renamed to ...
10739 (tls_local_dynamic_base_64_<mode>): This.
10741 2012-03-12 H.J. Lu <hongjiu.lu@intel.com>
10743 * config/i386/i386.c (ix86_option_override_internal): Properly
10744 set ix86_gen_leave and ix86_gen_monitor. Check Pmode == DImode,
10745 instead of TARGET_64BIT, to set ix86_gen_add3, ix86_gen_sub3,
10746 ix86_gen_one_cmpl2, ix86_gen_andsp, ix86_gen_allocate_stack_worker,
10747 ix86_gen_adjust_stack_and_probe and ix86_gen_probe_stack_range.
10749 * config/i386/sse.md (sse3_monitor64): Renamed to ...
10750 (sse3_monitor64_<mode>): This.
10752 2012-03-12 Tristan Gingold <gingold@adacore.com>
10754 * config/ia64/ia64.c (ia64_function_arg_1): Move code around.
10755 (ia64_function_arg_advance): Ditto.
10757 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
10759 * config.gcc (mips*-*-openbsd*): Remove.
10760 * config/mips/openbsd.h: Remove.
10761 * config/mips/sdb.h: Remove.
10763 * config/mips/mips.h (SDB_OUTPUT_SOURCE_LINE): Remove.
10764 * config/mips/mips.c (sdb_label_count): Remove.
10765 (mips_debugger_offset): Remove #if 0 code.
10766 (mips_output_function_prologue) [SDB_DEBUGGING_INFO]: Remove.
10767 * config/mips/sde.h (SDB_DEBUGGING_INFO): Don't undef.
10769 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
10771 * doc/install.texi (Specific, i?86-*-solaris2.[89]): Update
10772 binutils reference.
10773 (Specific, i?86-*-solaris2.10): Remove GCC 4.0 reference.
10774 Update binutils references.
10775 (Specific, *-*-solaris2*): Mention bundled GCC in Solaris 10 and 11.
10776 Update binutils reference.
10777 Update Sun as/GNU ld caveat.
10778 Document binutils largefile requirement for LTO plugin.
10779 Remove reference to alternate libpthread.
10781 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
10783 * config.gcc (alpha*-dec-osf5.1*): Remove.
10784 * config.host (alpha*-dec-osf*): Remove.
10785 * configure.ac (*-*-osf*): Remove.
10786 (alpha*-dec-osf*): Remove.
10787 * configure: Regenerate.
10789 * config/alpha/host-osf.c, config/alpha/osf5.h, config/alpha/osf5.opt,
10790 config/alpha/va_list.h, config/alpha/x-osf: Remove.
10792 * config/alpha/alpha.h (TARGET_LD_BUGGY_LDGP): Remove.
10793 * config/alpha/alpha.c (struct machine_function): Update comment.
10794 (alpha_start_function): Remove Tru64 UNIX as handling for
10796 * config/alpha/alpha.md ("exception_receiver"): Remove
10797 TARGET_LD_BUGGY_LDGP.
10798 ("*exception_receiver_2"): Likewise.
10799 * except.c (finish_eh_generation): Remove Tru64 reference.
10800 * ginclude/stdarg.h [_HIDDEN_VA_LIST]: Don't undef _VA_LIST.
10801 * system.h (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Poison.
10802 * target.def (handle_pragma_extern_prefix): Remove.
10804 * Makefile.in (mips-tfile.o-warn): Remove.
10805 (ALL_HOST_BACKEND_OBJS): Remove mips-tfile.o, mips-tdump.o.
10806 (mips-tfile, mips-tfile.o, mips-tdump, mips-tdump.o): Remove.
10807 * mips-tdump.c, mips-tfile.c: Remove.
10809 * doc/extend.texi (Symbol-Renaming Pragmas): Remove #pragma
10811 * doc/install.texi (Binaries): Remove Tru64 UNIX reference.
10812 (Specific, alpha*-dec-osf5.1): Note removal.
10813 * doc/tm.texi.in (Misc, TARGET_HANDLE_PRAGMA_EXTERN_PREFIX):
10815 * doc/tm.texi: Regenerate.
10816 * doc/trouble.texi (Cross-Compiler Problems): Remove.
10818 2012-03-12 Richard Guenther <rguenther@suse.de>
10820 * config/arm/arm.c (neon_dereference_pointer): Do not call
10821 covert during RTL expansion.
10823 2012-03-12 Tristan Gingold <gingold@adacore.com>
10825 * doc/invoke.texi (VMS Options): Merge Alpha/VMS and IA-64/VMS
10826 Options. Mention -mpointer-size.
10828 2012-03-12 Richard Guenther <rguenther@suse.de>
10830 * config/alpha/alpha.c (alpha_gimplify_va_arg): Use
10831 build_nonstandard_integer_type.
10833 2012-03-12 Richard Guenther <rguenther@suse.de>
10835 * tree.c (signed_or_unsigned_type_for): Use
10836 build_nonstandard_integer_type.
10837 (signed_type_for): Adjust documentation.
10838 (unsigned_type_for): Likewise.
10839 * tree-pretty-print.c (dump_generic_node): Use standard names
10840 for non-standard integer types if available.
10842 2012-03-12 Tristan Gingold <gingold@adacore.com>
10844 * config/vms/vms.opt: Add vms-opts.h header.
10845 (mmalloc64): Use flag_vms_malloc64 flag instead of MALLOC64
10847 (-mvms-return-codes): Document.
10848 (-mpointer-size): New option.
10849 (vms_pointer_size): Add enumeration.
10850 * config/vms/vms-opts.h: New file.
10851 * config/vms/vms.h (TARGET_OS_CPP_BUILTINS): Define
10852 __INITIAL_POINTER_SIZE.
10853 (POINTER_SIZE, SIZE_TYPE, PTRDIFF_TYPE): Adjust definition.
10854 (C_COMMON_OVERRIDE_OPTIONS): Define.
10855 (DWARF2_ADDR_SIZE): Define.
10856 * config/vms/vms.c (vms_patch_builtins): Adjust condition.
10857 * config/vms/vms-protos.h (vms_c_common_override_options):
10859 * config/vms/vms-c.c (vms_pragma_pointer_size): Ignore pragma
10860 if -mno-pointer-size.
10861 (vms_c_common_override_options): New function.
10862 * config/ia64/vms.h (TARGET_DEFAULT): Remove MASK_MALLOC64.
10863 * config/alpha/vms.h (TARGET_DEFAULT): Remove MASK_MALLOC64.
10864 (MALLOC_ABI_ALIGNMENT): Use flag_vms_malloc64
10865 and flag_vms_pointer_size.
10866 (MASK_RETURN_ADDR): Set according to flag_vms_pointer_size.
10867 * config.gcc (*-*-*vms*): Define xm_file.
10868 (alpha*-dec-*vms*): Do not define xm_file.
10869 (alpha64-dec-*vms*): Remove.
10870 (ia64-hp-*vms*): Do not define xm_file. Simplify tm_file
10873 2012-03-12 Jakub Jelinek <jakub@redhat.com>
10875 PR tree-optimization/51721
10876 * tree-vrp.c (register_edge_assert_for_2): Add asserts for unsvar
10877 if (int) unsvar cmp CST.
10879 2012-03-12 Richard Guenther <rguenther@suse.de>
10881 * tree-sra.c (create_access_replacement): Only rename the replacement
10882 if we can rewrite it into SSA form. Properly mark register typed
10883 replacements that we cannot rewrite with TREE_ADDRESSABLE.
10884 * tree-cfg.c (verify_expr): Fix BIT_FIELD_REF verification
10885 for aggregate or BLKmode results.
10887 2012-03-12 Jakub Jelinek <jakub@redhat.com>
10889 PR tree-optimization/52533
10890 * tree-vrp.c (register_edge_assert_for_2): Use double_int
10891 type for mask, only handle shifts by non-zero in-range
10892 shift count, for LE_EXPR and GT_EXPR if new_val is
10893 maximum, don't add the assertion.
10895 2012-02-12 Kirill Yukhin <kirill.yukhin@intel.com>
10897 * doc/invoke.texi: Document -mrtm option.
10898 * common/config/i386/i386-common.c (OPTION_MASK_ISA_RTM_SET): New.
10899 (OPTION_MASK_ISA_RTM_UNSET): Ditto.
10900 (ix86_handle_option): Handle OPT_mrtm.
10901 * config.gcc (i[34567]86-*-*): Add rtmintrin.h and
10903 (x86_64-*-*): Ditto.
10904 * i386-builtin-types.def (INT_FTYPE_VOID): New.
10905 * config/i386/i386-c.c (ix86_target_macros_internal): Define
10907 (ix86_target_string): Define -mrtm option.
10909 (ix86_option_override_internal): Extend "corei7-avx" with RTM option.
10911 (ix86_valid_target_attribute_inner_p): Add OPT_mrtm.
10912 (ix86_builtins): Add IX86_BUILTIN_XBEGIN, IX86_BUILTIN_XEND,
10913 IX86_BUILTIN_XTEST.
10914 (bdesc_special_args): Ditto.
10915 (ix86_init_mmx_sse_builtins): Add IX86_BUILTIN_XABORT.
10916 (ix86_expand_special_args_builtin): Handle new built-in type.
10917 (ix86_expand_builtin): Handle XABORT instruction.
10918 * config/i386/i386.h (TARGET_RTM): New.
10919 * config/i386/i386.md (UNSPECV_XBEGIN): New.
10920 (UNSPECV_XEND): Ditto.
10921 (UNSPECV_XABORT): Ditto.
10922 (UNSPECV_XTEST): Ditto.
10929 * config/i386/i386.opt (mrtm): New.
10930 * config/i386/immintrin.h: Include rtmintrin.h and xtestintrin.h.
10931 * config/i386/rtmintrin.h: New header.
10932 * config/i386/xtestintrin.h: Ditto.
10934 2012-03-12 Tristan Gingold <gingold@adacore.com>
10936 * ginclude/stddef.h: Adjust previous patch.
10937 Use __VMS__ instead of VMS.
10939 2012-03-12 Uros Bizjak <ubizjak@gmail.com>
10941 * config/i386/i386.md (setcc + movzbl to xor + setcc peephole2):
10942 Also convert sequences with CC setting arithmetic instruction.
10944 2012-03-11 Sandra Loosemore <sandra@codesourcery.com>
10946 * doc/invoke.texi (Option Summary): Move -no-integrated-cpp
10947 from C Language Options to Preprocessor Options.
10948 (C Dialect Options): Move -no-integrated-cpp documentation
10950 (Preprocessor Options): ...to here. Rewrite the description
10951 so it makes more sense, and remove discussion of merging front ends.
10953 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
10955 * config/i386/i386.c (ix86_expand_movmem): Use word_mode for size
10957 (ix86_expand_setmem): Likewise.
10959 2012-03-11 Uros Bizjak <ubizjak@gmail.com>
10961 * config/i386/i386.c (ix86_zero_extend_to_Pmode): Rewrite using
10964 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
10966 * config/i386/i386.c (ix86_trampoline_init): Use movl for 64bit if
10967 ptr_mode == SImode. Replace DImode with Pmode or ptr_mode.
10969 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
10971 * config/i386/i386.c (x86_this_parameter): Replace DImode with Pmode.
10973 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
10975 * config/i386/i386.md (lwp_slwpcb): Check Pmode instead of
10978 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
10979 Uros Bizjak <ubizjak@gmail.com>
10981 * config/i386/predicates.md (call_insn_operand): Allow
10982 constant_call_address_operand in Pmode only.
10983 (sibcall_insn_operand): Ditto.
10984 * config/i386/i386.md (*call): Use W mode iterator instead of P mode.
10985 (*call_vzeroupper): Ditto.
10987 (*sibcall_vzeroupper): Ditto.
10988 (*call_value): Ditto.
10989 (*call_value_vzeroupper): Ditto.
10990 (*sibcall_value): Ditto.
10991 (*sibcall_value_vzeroupper): Ditto.
10992 (*indirect_jump): Ditto.
10993 (*tablejump_1): Ditto.
10994 (indirect_jump): Convert memory address to word mode for TARGET_X32.
10995 (tablejump): Ditto.
10996 * config/i386/i386.c (ix86_expand_call): Convert indirect operands
10999 2012-03-11 Oleg Endo <olegendo@gcc.gnu.org>
11002 * config/sh/sh.md (movnegt): Expand into respective insns immediately.
11003 Use movrt_negc instead of negc pattern for non-SH2A.
11004 (*movnegt): Remove.
11005 (*movrt_negc, *negnegt, *movtt, *movt_qi): New insns and splits.
11007 2012-03-10 H.J. Lu <hongjiu.lu@intel.com>
11009 * config/i386/i386.c (ix86_decompose_address): Disallow fs:(reg)
11010 if Pmode != word_mode.
11011 (legitimize_tls_address): Call gen_tls_initial_exec_x32 if
11012 Pmode == SImode for TARGET_X32.
11014 * config/i386/i386.md (UNSPEC_TLS_IE_X32): New.
11015 (tls_initial_exec_x32): Likewise.
11017 2012-03-10 Chung-Lin Tang <cltang@codesourcery.com>
11019 PR rtl-optimization/52528
11020 * combine.c (can_combine_p): Add setting of subst_low_luid
11021 before call to expand_field_assignment().
11023 2012-03-09 Sandra Loosemore <sandra@codesourcery.com>
11025 * doc/invoke.texi: Use correct names/markup for "GCC", "GDB", "ld",
11026 and related program names.
11028 2012-03-09 Sandra Loosemore <sandra@codesourcery.com>
11030 * doc/invoke.texi: Use correct names for "DWARF", "stabs", and "ELF".
11032 2012-03-09 Uros Bizjak <ubizjak@gmail.com>
11035 * config/i386/i386.c (ix86_print_operand): Handle 'E' operand modifier.
11036 (ix86_print_operand_address): Handle UNSPEC_LEA_ADDR. Do not fallback
11037 to set code to 'q'.
11038 * config/i386/i386.md (UNSPEC_LEA_ADDR): New unspec.
11039 (*movdi_internal_rex64): Use %E operand modifier for lea.
11040 (*movsi_internal): Ditto.
11042 (*lea<mode>_2): Ditto.
11043 (*lea_{3,4,5,6}_zext): Ditto.
11044 (*tls_global_dynamic_32_gnu): Ditto.
11045 (*tls_global_dynamic_64): Ditto.
11046 (*tls_dynamic_gnu2_lea_32): Ditto.
11047 (*tls_dynamic_gnu2_lea_64): Ditto.
11048 (pro_epilogue_adjust_stack_<mode>_add): Ditto.
11050 2012-03-09 Michael Meissner <meissner@linux.vnet.ibm.com>
11052 * config/rs6000/linux64.h (OPTION_TARGET_CPU_DEFAULT): Do not
11053 redefine to be NULL if the current bit-size is different from the
11054 configured bit-size.
11056 * config/rs6000/rs6000.c (rs6000_option_override_internal): If the
11057 cpu is defaulted, use PROCESSOR_DEFAULT and PROCESSOR_DEFAULT64 to
11058 set the default tuning. Add asserts to make sure the cpu and tune
11059 indexes are defined. Fix tests for cpu/tune index to use >= 0 to
11060 test whether the index is set, instead of > 0.
11061 (rs6000_file_start): Do not reset the default cpu if the current
11062 bit-size is different from the configured bit-size.
11064 2012-03-09 Tristan Gingold <gingold@adacore.com>
11066 * config/vms/vms-crtlmap.map: Add comments.
11067 Add entries needed to build Ada RTS.
11069 2012-03-09 Tristan Gingold <gingold@adacore.com>
11071 * ginclude/stddef.h: Do not define __size_t on VMS.
11073 2012-03-09 Tristan Gingold <gingold@adacore.com>
11075 * c-tree.h (c_default_pointer_mode): New variable.
11076 * c-decl.c (c_default_pointer_mode): New variable.
11077 (c_build_pointer_type): New function.
11078 (grokdeclarator): Call c_build_pointer_type instead
11079 of build_pointer_type.
11081 * config/vms/vms-c.c: Include c-tree.h
11082 (saved_pointer_mode): New variable.
11083 (handle_pragma_pointer_size): New function.
11084 (vms_pragma_pointer_size, vms_pragma_required_pointer_size): Likewise.
11085 (vms_c_register_pragma): Register __pointer_size and
11086 __required_pointer_size pragmas.
11088 2012-03-09 Tristan Gingold <gingold@adacore.com>
11090 * config/vms/vms-c.c (vms_construct_include_filename): New function.
11091 (vms_c_register_includes): Reference it.
11093 2012-03-09 Andrew Pinski <apinski@cavium.com>
11095 PR middle-end/51988
11096 * tree-ssa-phiopt.c: Include tree-pretty-print.h for
11097 print_generic_expr.
11098 (tree_ssa_phiopt_worker): Go through all the PHIs for
11099 value_replacement instead of just the singleton one.
11100 (value_replacement): Change return type to int. Return 0 instead of
11102 Allow the middle basic block to contain more than just the defining
11104 Handle non empty middle basic blocks.
11105 * Makefile.in (tree-ssa-phiopt.o): Add tree-pretty-print.h.
11107 2012-03-09 Jiangning Liu <jiangning.liu@arm.com>
11109 * tree-scalar-evolution (interpret_rhs_expr): generate chrec for
11110 array reference and component reference.
11111 (analyze_scalar_evolution_for_address_of): New.
11113 2012-03-08 Jie Zhang <jzhang918@gmail.com>
11116 * config/bfin/bfin.c (hwloop_optimize): Fix unused variable warnings.
11117 (hwloop_pattern_reg): Fix set but not used warning.
11118 (bfin_reorg_loops): Remove unused parameter.
11119 (bfin_reorg): Update use of bfin_reorg_loops.
11121 2012-03-08 H.J. Lu <hongjiu.lu@intel.com>
11123 * config/i386/i386.c (setup_incoming_varargs_64): Use word_mode
11124 with integer parameters in registers.
11125 (gen_push): Push register in word_mode instead of Pmode.
11126 (ix86_emit_save_regs): Likewise.
11127 (ix86_emit_save_regs_using_mov): Save integer registers in word_mode.
11128 (gen_pop): Pop register in word_mode instead of Pmode.
11129 (ix86_emit_restore_regs_using_pop): Likewise.
11130 (ix86_expand_prologue): Replace Pmode with word_mode for push
11131 immediate. Use ix86_gen_pro_epilogue_adjust_stack. Save and
11132 restore RAX and R10 in word_mode.
11133 (ix86_emit_restore_regs_using_mov): Restore integer registers
11135 (ix86_expand_split_stack_prologue): Save R10_REG and restore in
11137 (ix86_split_to_parts): Use word_mode with PUT_MODE for push.
11138 (ix86_split_long_move): Likewise.
11140 * config/i386/i386.md (W): New.
11141 (*push<mode>2_prologue): Replace :P with :W.
11142 (*pop<mode>1): Likewise.
11143 (*pop<mode>1_epilogue): Likewise.
11144 (push/pop peephole2): Use word_mode scratch registers.
11146 2012-03-08 Uros Bizjak <ubizjak@gmail.com>
11148 * config/i386/predicates.md (indirect_branch_operand): Simplify.
11150 2012-03-08 Georg-Johann Lay <avr@gjlay.de>
11152 * config/avr/avr.md (*addhi3, addhi3_clobber): Add "w" alternative
11153 for constants in [-63,63].
11155 2012-03-08 Uros Bizjak <ubizjak@gmail.com>
11159 2012-03-04 H.J. Lu <hongjiu.lu@intel.com>
11161 * config/i386/i386.c (ix86_print_operand_address): Only handle
11162 zero-extended DImode addresses.
11164 2012-03-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
11166 * configure.ac (gcc_cv_as_ix86_tlsldmplt): Add label.
11167 * configure: Regenerate.
11169 2012-03-08 Georg-Johann Lay <avr@gjlay.de>
11172 * config/avr/avr.c (avr_mem_clobber): New static function.
11173 (avr_expand_delay_cycles): Add memory clobber operand to
11174 delay_cycles_1, delay_cycles_2, delay_cycles_3, delay_cycles_4.
11175 * config/avr/avr.md (unspec): Add UNSPEC_MEMORY_BARRIER.
11176 (enable_interrupt, disable_interrupt): New expander.
11177 (nopv, sleep, wdr): New expanders.
11178 (delay_cycles_1): Add memory clobber.
11179 (delay_cycles_2): Add memory clobber.
11180 (delay_cycles_3): Add memory clobber.
11181 (delay_cycles_4): Add memory clobber.
11182 (cli_sei): New insn from former "enable_interrupt",
11183 "disable_interrupt" with memory clobber.
11184 (*wdt): New insn from former "wdt" with memory clobber.
11185 (*nopv): Similar, but for "nopv".
11186 (*sleep): Similar, but for "sleep".
11188 2012-03-07 Oleg Endo <olegendo@gcc.gnu.org>
11189 Kaz Kojima <kkojima@gcc.gnu.org>
11192 * config/sh/sh.opt (msoft-atomic): Use Var instead of Mask.
11193 * config/sh/linux.h (TARGET_DEFAULT): Remove MASK_SOFT_ATOMIC.
11194 (SUBTARGET_OVERRIDE_OPTIONS): Define.
11196 2012-03-07 Uros Bizjak <ubizjak@gmail.com>
11198 * config/i386/predicates.md (x86_64_zext_general_operand): New.
11199 * config/i386/i386.md (*zero_extendsidi2_rex64): Change operand 1
11200 predicate to x86_64_zext_general_operand. Accept "Z" constraint.
11202 2012-03-07 Walter Lee <walt@tilera.com>
11204 * config/tilegx/tilegx.c (tilegx_expand_prologue): Don't generate
11205 REG_CFA_* notes for the stack pointer.
11206 (tilegx_expand_epilogue): Restore stack pointer by adjusting it by
11207 EH_RETURN_STACKADJ_RTX.
11208 * config/tilepro/tilepro.c (tilepro_expand_prologue): Don't
11209 generate REG_CFA_* notes for the stack pointer.
11210 (tilepro_expand_epilogue): Restore stack pointer by adjusting it
11211 by EH_RETURN_STACKADJ_RTX.
11213 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
11215 * doc/invoke.texi (AVR Built-in Macros): Correct condition for
11216 when __AVR_3_BYTE_PC__ is defined.
11218 2012-03-07 Uros Bizjak <ubizjak@gmail.com>
11220 * config/i386/i386.c (ix86_print_operand_punct_valid_p): Add '^'.
11221 (ix86_print_operand): Handle '^'.
11222 * config/i386/i386.md (*strmovdi_rex_1): Macroize memory operands
11223 using P mode iterator. Add %^ to asm template to conditionally emit
11225 (*rep_movdi_rex64): Ditto.
11226 (*strsetdi_rex_1): Ditto.
11227 (*rep_stosdi_rex64): Ditto.
11228 (*strmov{si,hi,qi}_1): Add %^ to asm template to
11229 conditionally emit addr32 prefix.
11230 (*rep_mov{si,qi}): Ditto.
11231 (*strset{si,hi,qi}): Ditto.
11232 (*rep_stos{si,qi}): Ditto.
11233 (*cmpstrnqi_nz_1): Ditto.
11234 (*cmpstrnqi_1): Ditto.
11235 (*strlenqi_1): Ditto.
11237 2012-03-07 H.J. Lu <hongjiu.lu@intel.com>
11239 * config/i386/i386.c (function_value_64): Return pointers in
11240 word_mode instead of Pmode.
11241 (ix86_promote_function_mode): Likewise.
11243 2012-03-07 Richard Guenther <rguenther@suse.de>
11245 * coverage.c (get_gcov_type): Use type_for_mode.
11246 (get_gcov_unsigned_t): Likewise.
11247 * expr.c (store_constructor): Use type_for_mode.
11248 (try_casesi): Likewise.
11249 * tree-ssa-loop-ivopts.c (add_standard_iv_candidates_for_size): Remove.
11250 (add_standard_iv_candidates): Use standard type trees.
11251 * dojump.c (do_jump): Remove dead code.
11253 2012-03-07 Richard Guenther <rguenther@suse.de>
11255 * c-typeck.c (pointer_diff): Use c_common_type_for_size.
11257 2012-03-07 Richard Guenther <rguenther@suse.de>
11259 * convert.c (strip_float_extensions): Move ...
11260 * tree.c (strip_float_extensions): ... here.
11262 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
11265 * config/avr/avr.md (xload<mode>_A): Add R22... to register footprint.
11267 2012-03-07 Richard Guenther <rguenther@suse.de>
11269 * omp-low.c (extract_omp_for_data): Use signed_type_for.
11270 (expand_omp_for_generic): Likewise.
11271 (expand_omp_for_static_nochunk): Likewise.
11272 (expand_omp_for_static_chunk): Likewise.
11273 * tree-vect-stmts.c (vect_gen_perm_mask): Use type_for_mode.
11274 * tree-vect-slp.c (vect_transform_slp_perm_load): Likewise.
11275 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop):
11276 Use unsigned_type_for.
11277 (vect_create_cond_for_align_checks): Use signed_type_for.
11279 2012-03-07 Andrey Belevantsev <abel@ispras.ru>
11281 PR rtl-optimization/52203
11282 * sel-sched.c (estimate_insn_cost): New parameter pempty. Adjust
11283 all callers to pass NULL except ...
11284 (reset_sched_cycles_in_current_ebb): ... here, save the value
11285 in new variable 'empty'. Increase issue_rate only for
11288 2012-03-07 Ralf Corsépius <ralf.corsepius@rtems.org>
11291 * Makefile.in: Let install-gcc-ar depend on installdirs,
11292 gcc-ar$(exeext), gcc-nm$(exeext), gcc-ranlib$(exeext).
11293 Don't double canonicalize if cross-compiling.
11295 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
11298 * gcc/config/avr/avr.c (expand_epilogue): Fix order of restoration
11299 to: RAMPZ, RAMPY, RAMPX, RAMPD.
11300 (expand_prologue): Only clear RAMPZ if it has effect on RAM-read.
11302 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
11305 * config/avr/avr.c (avr_out_xload): Don't read unintentionally
11307 * config/avr/avr.md (xload_8): Adjust insn length.
11309 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
11312 * gcc/config/avr/avr.c (avr_out_lpm): Clear RAMPZ after usage
11313 if RAMPZ affects reading from RAM.
11315 2012-03-07 Richard Guenther <rguenther@suse.de>
11319 * doc/invoke.texi (Precompiled Headers): Remove sentence that
11320 suggests you can include PCHs from inside another header.
11322 2012-03-07 Richard Sandiford <rdsandiford@googlemail.com>
11324 PR middle-end/52515
11325 * rtl.h (pc_rtx, cc0_rtx, ret_rtx, simple_return_rtx): Add GTY markers.
11327 2012-03-07 Kai Tietz <ktietz@redhat.com>
11329 * doc/invoke.texi (fwritable-relocated-rdata): Document
11330 new Cygwin/MinGW target option.
11331 * config/i386/winnt.c (i386_pe_unique_section): Ignore
11332 reloc if flag -fwritable-relocated-rdata is not set.
11333 (i386_pe_section_type_flags): Likewise.
11334 * config/i386/cygming.opt (fwritable-relocated-rdata):
11335 Add new flag variable flag_writable_rel_rdata.
11337 2012-03-07 Richard Guenther <rguenther@suse.de>
11339 * tree-ssa-math-opts.c (convert_mult_to_widen): Check actual
11340 precision against gimple constraints.
11342 2012-03-06 Richard Sandiford <rdsandiford@googlemail.com>
11344 PR middle-end/52372
11345 * rtl.h (pc_rtx, ret_rtx, simple_return_rtx, cc0_rtx): Redefine as
11347 (GR_PC, GR_CC0, GR_RETURN, GR_SIMPLE_RETURN): Delete.
11348 * emit-rtl.c (pc_rtx, ret_rtx, simple_return_rtx, cc0_rtx): New
11350 (init_emit_regs): Move associated initialization to...
11351 (init_emit_once): ...here.
11353 2012-03-06 Richard Henderson <rth@redhat.com>
11355 * config/m68k/m68k.h (ISA_HAS_TAS): New.
11356 * config/m68k/sync.md (atomic_test_and_set): Use it.
11357 (atomic_test_and_set_1): Likewise.
11359 2012-03-06 Michael Meissner <meissner@linux.vnet.ibm.com>
11362 * config/rs6000/vector.md (vector_uneq<mode>): Add support for
11363 UNEQ, LTGT, ORDERED, and UNORDERED IEEE vector comparisons.
11364 (vector_ltgt<mode>): Likewise.
11365 (vector_ordered<mode>): Likewise.
11366 (vector_unordered<mode>): Likewise.
11367 * config/rs6000/rs6000.c (rs6000_emit_vector_compare_inner): Likewise.
11369 2012-03-06 Aldy Hernandez <aldyh@redhat.com>
11371 * trans-mem.c: New typedef for tm_region_p.
11372 Define vector types for tm_region_p.
11373 (tm_region_init): Replace region_worklist to a vector called
11376 2012-03-06 Richard Guenther <rguenther@suse.de>
11378 * fold-const.c (build_fold_addr_expr_with_type_loc): Fold
11379 MEM_REF with constant pointer operand.
11381 2012-03-06 Richard Guenther <rguenther@suse.de>
11383 PR middle-end/52493
11384 * tree-ssa-alias.c (ptr_derefs_may_alias_p): Robustify.
11386 2012-03-06 Tristan Gingold <gingold@adacore.com>
11388 * config/vms/vms-c.c (vms_pragma_nomember_alignment): Handle octaword.
11389 (external_model_kind): Improve documentation.
11390 (vms_pragma_extern_model): Handle relaxed_redef.
11391 (vms_c_register_pragma): Allow expansion for nomember_alignment.
11393 2012-03-06 Georg-Johann Lay <avr@gjlay.de>
11395 * doc/invoke.texi (AVR Options): -mmcu=: Document the XMEGA cores.
11396 Explain RAMPD, RAMPX, RAMPDY, RAMPZ usage by avr-gcc.
11397 Some more notes on EIND usage and reorder EIND subsection.
11399 2012-03-06 Tristan Gingold <gingold@adacore.com>
11401 * config/vms/vms.c (VMS_CRTL_LDBL): Rename from VMS_CRTL_PRNTF.
11402 * config/vms/vms-crtlmap.map: Rename PRNTF to LDBL.
11404 2012-03-06 Tristan Gingold <gingold@adacore.com>
11406 * config/vms/t-vmsnative (version): Define.
11407 * config/vms/t-vms (STMP_FIXPROTO, STMP_FIXINC, version): Remove.
11409 2012-03-06 Andrey Belevantsev <abel@ispras.ru>
11411 PR rtl-optimization/52250
11412 * sel-sched-ir.c (maybe_tidy_empty_bb): Try harder to find a bb
11413 to put note list into. Unconditionally call move_bb_info.
11414 (move_bb_info): Do not assert the blocks being in the same region,
11415 just drop the note list if they are not.
11417 2012-03-06 Oleg Endo <olegendo@gcc.gnu.org>
11420 * config/sh/sh.c (sh_expand_t_scc): Remove SH2A special case
11421 and use unified expansion logic.
11422 * config/sh/sh.md (xorsi3_movrt): Rename to movrt. Move
11423 closer to the existing movt insn.
11424 (negc): Rename insn to *negc. Add new expander.
11425 (movnegt): Use xor pattern for T bit negation. Reserve helper
11426 constant for negc pattern.
11427 (*movnegt): New insn and splitter.
11429 2012-03-05 Bernd Schmidt <bernds@codesourcery.com>
11431 * c-typeck.c (pointer_diff): Check for POINTER_PLUS_EXPR, not
11434 2012-03-05 Richard Henderson <rth@redhat.com>
11436 * genemit.c (main): Include "target.h" in insn-emit.c.
11437 * Makefile.in (insn-emit.o): Depend on TARGET_H.
11438 * config/sh/sync.md (atomic_test_and_set): Reference
11439 targetm.atomic_test_and_set_trueval instead of
11440 TARGET_ATOMIC_TEST_AND_SET_TRUEVAL.
11442 2012-03-05 Joern Rennecke <joern.rennecke@embecosm.com>
11444 * config/epiphany/epiphany.c (epiphany_function_value_regno_p):
11447 2012-03-05 Steven Bosscher <steven@gcc.gnu.org>
11449 * langhooks.c (add_builtin_type): New function.
11450 * langhooks.h (add_builtin_type): Export it.
11451 * config/mep/mep.c (mep_init_builtins): Use it.
11452 * config/rs6000/rs6000.c (rs6000_init_builtins): Use it.
11454 2012-03-05 Jakub Jelinek <jakub@redhat.com>
11457 * tree.h (BLOCK_SAME_RANGE): Define.
11458 * function.c (block_fragments_nreverse): Clear BLOCK_SAME_RANGE
11459 if BLOCK_FRAGMENT_CHAIN is non-NULL, but has it cleared.
11460 Also clear BLOCK_SAME_RANGE if fragment chain's supercontext fragment
11461 isn't equal to supercontext fragment's fragment chain.
11462 Adjust BLOCK_SUPERCONTEXT to point to supercontext fragment's
11464 (blocks_nreverse_all): Likewise.
11465 (reorder_blocks_1): Compute BLOCK_SAME_RANGE bits. Set
11466 BLOCK_SUPERCONTEXT to supercontext fragment instead of
11467 supercontext fragment's fragment origin.
11468 * dwarf2out.c (add_high_low_attributes): If stmt has the same
11469 range as its parent (or parents thereof etc.), use the parent's
11470 DW_AT_ranges value instead of creating a new .debug_ranges range.
11472 2012-03-05 Richard Henderson <rth@redhat.com>
11475 Revert: 2011-11-26 Richard Henderson <rth@redhat.com>
11476 * omp-low.c (expand_omp_atomic): Assume anything aligned to
11477 BIGGEST_ALIGNMENT is aligned.
11479 2012-03-05 Richard Henderson <rth@redhat.com>
11481 * config/sh/sh.h (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): Move...
11482 * config/sh/sh.c: ... here.
11484 2012-03-05 Richard Henderson <rth@redhat.com>
11487 * config/m68k/sync.md (atomic_test_and_set): Use expand_simple_unop
11488 instead of calling negqi2 directly.
11490 2012-03-05 Aldy Hernandez <aldyh@redhat.com>
11492 PR middle-end/52463
11493 * trans-mem.c (tm_region_init): Use last_basic_block.
11495 2012-03-05 Oleg Endo <olegendo@gcc.gnu.org>
11497 * config/sh/sh.h (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New hook.
11498 * config/sh/sync.md (atomic_test_and_set): New expander.
11499 (tasb, atomic_test_and_set_soft): New insns.
11500 * config/sh/sh.opt (menable-tas): New option.
11501 * doc/invoke.texi (SH Options): Document it.
11503 2012-03-05 Richard Guenther <rguenther@suse.de>
11505 * cfgloop.c (verify_loop_structure): Verify dominators before
11507 * graphite-clast-to-gimple.c (graphite_verify): Do not verify
11508 dominators from here.
11509 * graphite-scop-detection.c (create_sese_edges): Likewise.
11510 * loop-doloop.c (doloop_optimize_loops): Likewise.
11511 * loop-init.c (loop_optimizer_init): Likewise.
11512 * loop-unroll.c (unroll_and_peel_loops): Likewise.
11513 * loop-unswitch.c (unswitch_loops): Likewise.
11514 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Likewise.
11515 * tree-parloops.c (parallelize_loops): Likewise. Verify
11516 only when checking is enabled.
11517 * tree-loop-distribution.c (tree_loop_distribution): Likewise.
11519 2012-03-05 Bernd Schmidt <bernds@codesourcery.com>
11521 * genautomata.c (parse_automata_opt): New static function.
11522 (initiate_automaton_gen): Remove all option handling code. Remove
11523 argc argument. All callers changed.
11524 (main): Call init_rtx_reader_args_cb with the new function as argument.
11526 2012-03-05 Richard Guenther <rguenther@suse.de>
11528 * cfgexpand.c (gimple_expand_cfg): Free dominator info.
11529 * tree-if-conv.c (combine_blocks): Free post-dominator info
11531 * tree-parloops.c (create_parallel_loop): Free and re-compute
11532 dominator info after breaking it.
11534 2012-03-05 Richard Guenther <rguenther@suse.de>
11536 PR middle-end/52353
11537 * optabs.h (trapv_unoptab_p): New function.
11538 (trapv_binoptab_p): Likewise.
11539 * optabs.c (expand_binop): Use emit_libcall_block_1 with
11540 a proper equiv_may_trap argument.
11541 (expand_unop): Likewise.
11542 (emit_libcall_block_1): Take extra argument whether the
11543 instruction may trap. Renamed from ...
11544 (emit_libcall_block): ... this. New wrapper.
11546 2012-03-05 Jakub Jelinek <jakub@redhat.com>
11548 PR tree-optimization/51721
11549 * tree-vrp.c (register_edge_assert_for_2): If comparing
11550 lhs of right shift by constant with an integer constant,
11551 add ASSERT_EXPRs for the rhs1 of the right shift.
11553 * cfgrtl.c (cfg_layout_merge_blocks): Cleanup.
11555 2012-03-05 Richard Guenther <rguenther@suse.de>
11557 * tree.c (integer_zerop): Handle VECTOR_CSTs.
11558 (integer_onep): Likewise.
11559 (integer_all_onesp): Likewise.
11561 2012-03-05 Georg-Johann Lay <avr@gjlay.de>
11563 * config/avr/avr.md (*umaddqihi4.2): New insn-and-split.
11565 2012-03-04 H.J. Lu <hongjiu.lu@intel.com>
11567 * config/i386/i386.c (pro_epilogue_adjust_stack): Check Pmode
11568 instead of TARGET_64BIT.
11570 2012-03-04 H.J. Lu <hongjiu.lu@intel.com>
11572 * config/i386/i386.c (ix86_expand_prologue): Check Pmode to set
11575 2012-03-04 H.J. Lu <hongjiu.lu@intel.com>
11577 * config/i386/i386.c (ix86_print_operand_address): Only handle
11578 zero-extended DImode addresses.
11580 2012-03-04 Uros Bizjak <ubizjak@gmail.com>
11582 * config/i386/i386.c (ix86_print_operand) <case '+'>: Declare
11583 taken and cputaken as bool.
11585 2012-03-04 Uros Bizjak <ubizjak@gmail.com>
11587 * config/i386/constraints.md (Ya): New internal constraint.
11588 * config/i386/i386.md (zero_extendsidi2): Remove expansion.
11589 (*zero_extendsidi2_rex64): Add x,x alternative.
11590 (*zero_extendsidi2): Ditto. Add o,0 alternative.
11591 Remove flags reg clobber. Adjust corresponding splits.
11592 (zero_extend<mode>si2): Macroize expander from zero_extendhisi2 and
11593 zero_extendqisi2 expanders using SWI12 mode iterator.
11594 (zero_extend<mode>si2_and): Macroize insn from
11595 zero_extendhisi2_and and zero_extendqisi2_and. Merge corresponding
11597 (*zero_extend<mode>si2): Macroize insn from
11598 *zero_extendhisi2_movzbl and *zero_extendqisi2_movzbl.
11599 (*zero_extend*2_movzbl_and): Remove insn patterns.
11600 (zero_extendqihi2_and): Merge corresponding splitter.
11601 (*zero_extendqihi2): Rename from *zero_extendqihi2_movzbl.
11602 (*zero_extend*2_movzbl_and): Remove insn patterns.
11603 (*anddi_1): Split TYPE_IMOVX instructions.
11604 (*andsi_1): Use Ya for alternative 2. Split TYPE_IMOVX instructions.
11606 (and->zext splitter): Add splitter pattern.
11607 (zero extend with andsi3 splitter): Adjust zero_extend pattern.
11609 2012-03-04 Sandra Loosemore <sandra@codesourcery.com>
11611 * doc/invoke.texi (C++ Dialect Options): Minor copy-edits to
11613 (Debugging Options): Likewise.
11614 (Optimize Options): Likewise.
11615 (i386 and x86-64 Options): Discuss -march before -mtune, consistently
11616 with other architectures. Use official processor names with correct
11617 spelling/capitalization. Fix formatting and grammar issues.
11618 (i386 and x86-64 Windows Options): Similar cleanup here.
11620 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
11622 * config/sh/sh.md (abssi2): Add TARGET_SH1 condition.
11624 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
11626 * config/sh/sh.c (sh_dwarf_register_span): Don't apply
11627 DBX_REGISTER_NUMBER.
11629 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
11631 * config/sh/sh.c (shiftcosts): Return MAX_COST when the first
11632 operand is CONST_INT. Take COSTS_N_INSNS into account.
11633 (sh_rtx_costs): Don't apply COSTS_N_INSNS to the return value
11636 2012-03-02 Richard Henderson <rth@redhat.com>
11638 * optabs.c (expand_atomic_test_and_set): Honor
11639 atomic_test_and_set_trueval even when atomic_test_and_set
11640 optab is not in use.
11642 2012-03-02 Kaz Kojima <kkojima@gcc.gnu.org>
11646 * config/sh/sh.c (sh_register_move_cost): Increase cost between
11647 GENERAL_REGS and FP_REGS for SImode.
11649 2012-03-02 Oleg Endo <olegendo@gcc.gnu.org>
11652 * config/sh/sh.md (negdi2): Add TARGET_SH1 condition.
11653 (absdi2): New expander.
11654 (*absdi2, *negabsdi2, negdi_cond): New insns and splits.
11656 2012-03-02 Oleg Endo <olegendo@gcc.gnu.org>
11658 * config/sh/sync.md (atomic_exchange<mode>): New expander.
11659 (atomic_exchange<mode>_soft): New insn.
11661 2012-03-02 Oleg Endo <olegendo@gcc.gnu.org>
11663 * config/sh/sync.md: Update copyright notice dates.
11664 (atomic_compare_and_swap<mode>): Use SImode for return value instead
11666 (atomic_compare_and_swap<mode>_soft): Likewise.
11668 2012-03-02 Oleg Endo <olegendo@gcc.gnu.org>
11671 * config/sh/sh.h (LOOP_ALIGN): Move logic to sh_loop_align.
11672 * config/sh/sh.c: Update copyright notice dates.
11673 (sh_loop_align): Add logic from LOOP_ALIGN. Don't disable loop
11674 alignment for TARGET_HARD_SH4.
11675 (sh_option_override): Reduce default function alignment. Set
11676 loop alignment to 4 bytes when not optimizing for size.
11678 2012-03-02 Maxim Kuvyrkov <maxim@codesourcery.com>
11680 PR middle-end/50335
11681 * doc/invoke.texi (floop-flatten): Remove.
11682 * toplev.c (process_options): Remove references to flag_loop_flatten.
11683 * tree-ssa-loop.c (gate_graphite_transform): Same.
11684 * common.opt (floop-flatten): Obsolete.
11685 * graphite-poly.c (apply_poly_transforms): Remove reference to
11687 * Makefile.in (graphite-flattening.o): Remove.
11688 * graphite-flattening.c: Remove.
11690 2012-03-02 Uros Bizjak <ubizjak@gmail.com>
11692 * compare-elim.c (find_comparisons_in_bb): Eliminate only compares
11693 having mode compatible with the mode of previous compare. Substitute
11694 compare mode of previous compare with the mode, compatible
11695 with eliminated and previous compare.
11697 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
11699 * config/rs6000/dfp.md (floatdidd2): New define_insn.
11701 2012-03-02 Uros Bizjak <ubizjak@gmail.com>
11703 * config/i386/i386.c (ix86_cc_modes_compatible): Declare CCZmode
11704 compatible with CCGOCmode and CCGCmode.
11706 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
11708 * config/rs6000/vsx.md (vsx_set_<mode>): Reorder operands.
11710 2012-03-02 Ulrich Weigand <ulrich.weigand@linaro.org>
11712 * config/arm/arm.c (arm_sat_operator_match): New function.
11713 * config/arm/arm-protos.h (arm_sat_operator_match): Add prototype.
11714 * config/arm/arm.md ("insn" attribute): Add "sat" value.
11715 ("SAT", "SATrev"): New code iterators.
11716 ("SATlo", "SAThi"): New code iterator attributes.
11717 ("*satsi_<SAT:code>"): New pattern.
11718 ("*satsi_<SAT:code>_shift"): Likewise.
11719 * config/arm/arm-fixed.md ("arm_ssatsihi_shift"): Add "insn"
11720 and "shift" attributes.
11721 ("arm_usatsihi"): Add "insn" attribute.
11722 * config/arm/predicates.md (sat_shift_operator): Allow multiplication
11723 by powers of two. Do not allow shift by 32.
11725 2012-03-02 Uros Bizjak <ubizjak@gmail.com>
11728 * config/i386/i386.c (construct_container): Use gen_reg_or_parallel
11729 to pass the argument in the register of "natural" mode.
11731 2012-03-02 Richard Guenther <rguenther@suse.de>
11733 PR tree-optimization/52406
11734 * tree-data-ref.h: Update documentation about DR_BASE_OBJECT.
11735 (struct indices): Add unconstrained_base member.
11736 (struct dr_alias): Remove unused vops member.
11737 (DR_UNCONSTRAINED_BASE): New define.
11738 * tree-data-ref.c (dr_analyze_indices): For COMPONENT_REFs
11739 add indices to allow their disambiguation. Make DR_BASE_OBJECT
11740 be an artificial access that covers the whole indexed object,
11741 or mark it with DR_UNCONSTRAINED_BASE if we cannot do so. Canonicalize
11742 plain decl base-objects to their MEM_REF variant.
11743 (dr_may_alias_p): When the base-object of either data reference
11744 has unknown size use only points-to information.
11745 (compute_affine_dependence): Make dumps easier to read and
11747 * tree-vect-data-ref.c (vector_alignment_reachable_p): Use
11748 DR_REF when looking for packed references.
11749 (vect_supportable_dr_alignment): Likewise.
11751 2012-03-02 Greta Yorsh <Greta.Yorsh@arm.com>
11753 * config/arm/arm-ldmstm.ml (write_ldm_commutative_peephole):
11754 Improve conditions for peepholes of loads followed by commutative
11756 * config/arm/ldmstm.md: Regenerated.
11758 2012-03-02 Richard Guenther <rguenther@suse.de>
11760 * BASE-VER: Set to 4.8.0.
11762 2012-03-01 Richard Earnshaw <rearnsha@arm.com>
11764 * config.gcc (obsolete): Add all ARM targets using the FPA.
11765 (with_fpu): Obsolete selection of the FPA or Maverick on ARM.
11766 * doc/install.texi: Avoid references to obsolete ARM ports.
11768 2012-03-01 Joern Rennecke <joern.rennecke@embecosm.com>
11770 * config/epiphany/epiphany.md (movmisalign<mode>): New patterns.
11772 2012-03-01 Jeremy Bennett <jeremy.bennett@embecosm.com>
11773 Joern Rennecke <joern.rennecke@embecosm.com>
11775 * doc/extend.texi: Expand and update information on interrupt
11776 attribute for Epiphany.
11778 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
11780 * config/sh/sh-protos.h: Update copyright notice dates.
11781 * config/sh/sh.h: Likewise.
11782 * config/sh/sh.md: Likewise.
11783 * config/sh/constraints.md: Likewise.
11784 * config/sh/predicates.md: Likewise.
11786 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
11788 * config/sh/sh-protos.h (tertiary_reload_operand): Remove dead function.
11789 * config/sh/sh.c (tertiary_reload_operand): Likewise.
11791 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
11793 * config/sh/constraints.md: Fix comment typo.
11795 2012-03-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11798 * config/pa/pa.md (zvdep_imm32): Change type of variable x from int to
11799 unsigned HOST_WIDE_INT.
11800 (zvdep_imm64): Likewise.
11801 (vdepi_ior): Change type of variable x from int to HOST_WIDE_INT.
11802 (vdepi_and): Likewise.
11803 Likewise for unamed 64-bit patterns.
11804 * config/pa/predicates.md (lhs_lshift_cint_operand): Update comment.
11806 2012-03-01 Alexandre Oliva <aoliva@redhat.com>
11809 PR rtl-optimization/52417
11810 * cselib.c (cselib_any_perm_equivs): New variable.
11811 (cselib_reset_table): Check that it's not set when not
11812 preserving constants.
11813 (cselib_add_permanent_equiv): Set it.
11814 (cselib_have_permanent_equivalences): New.
11815 (cselib_init, cselib_finish): Reset it.
11816 * cselib.h (cselib_have_permanent_equivalences): Declare.
11817 * alias.c (get_addr): Restore earlier behavior when there
11818 aren't permanent equivalences.
11820 2012-03-01 Steven Bosscher <steven@gcc.gnu.org>
11822 * config/mn10300/mn10300-modes.def: Fix copyright notice.
11823 * config/v850/v850-modes.def: Fix copyright notice.
11825 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
11827 * doc/extend.texi (AVR Built-in Functions): Document
11828 __builtin_avr_flash_segment.
11830 * config/avr/builtins.def (__builtin_avr_flash_segment): New entry.
11831 * config/avr/avr.md (flash_segment, flash_segment1): New expanders.
11832 (*split.flash_segment): New insn-and-split.
11833 * config/avr/avr.c (avr_init_builtins): Add local variables:
11834 const_memx_void_node, const_memx_ptr_type_node,
11835 char_ftype_const_memx_ptr.
11837 2012-03-01 Jakub Jelinek <jakub@redhat.com>
11839 PR tree-optimization/52445
11840 * tree-ssa-phiopt.c (struct name_to_bb): Remove ssa_name field,
11841 add ssa_name_ver, offset and size fields and change store field
11843 (name_to_bb_hash, name_to_bb_eq): Adjust for the above changes.
11844 (add_or_mark_expr): Likewise. Only consider previous stores
11845 with the same size and offset.
11846 (nt_init_block): Only look at gimple_assign_single_p stmts,
11847 doesn't look at rhs2.
11849 2012-03-01 Richard Guenther <rguenther@suse.de>
11851 PR middle-end/52443
11852 * tree-cfg.c (verify_gimple_assign_unary): Allow any
11853 conversions from integral types to pointer types.
11855 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
11857 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Restore built-in
11858 defines for __UINT24_MAX__, __INT24_MAX__, __INT24_MIN__
11859 unintentionally removed in r184616.
11861 2012-03-01 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
11863 * doc/invoke.texi: Document AMD bdver2 and remove mentioning
11866 2012-02-29 Jakub Jelinek <jakub@redhat.com>
11867 Uros Bizjak <ubizjak@gmail.com>
11870 * config/i386/sse.md (vec_set<mode>_0): Swap "*r" and "fF"
11871 alternatives, add "e" constraint to the new last alternative
11872 and ! to last 3 alternatives.
11874 2012-02-29 Eric Botcazou <ebotcazou@adacore.com>
11876 * dwarf2out.c (modified_type_die): Set DW_AT_GNAT_descriptive_type and
11877 DW_AT_artificial attributes at the end of the processing.
11878 (gen_array_type_die): Likewise.
11879 (gen_enumeration_type_die): Likewise.
11880 (gen_struct_or_union_type_die): Likewise.
11881 (add_gnat_descriptive_type_attribute): Do not suppress debug info for
11884 2012-02-29 Jakub Jelinek <jakub@redhat.com>
11886 PR middle-end/52419
11887 * expr.c (expand_assignment): If doing misaligned store that doesn't
11888 cover all mode bits, perform a RMW cycle.
11890 PR tree-optimization/52429
11891 * tree-parloops.c (separate_decls_in_region_debug): Return early
11892 if var is LABEL_DECL.
11894 2012-02-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
11896 PR tree-optimization/52424
11897 * tree-ssa-dom.c (dom_opt_leave_block): Push a marker before
11898 calling dom_thread_across_edge.
11900 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
11902 * config/avr/avr.c: Move definition of TARGET macros to end of file.
11904 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
11906 * config/avr/avr-protos.h (avr_output_bld): Remove unused prototype.
11907 * config/avr/avr.c (avr_output_bld): Remove unused function.
11908 (avr_out_sbxx_branch): Use "%T" to print bit position.
11910 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
11912 * config/avr/avr.md: Untabify.
11914 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
11916 * config/avr/avr.md (eqne): New code iterator.
11917 (*dec-and-branchsi): Use it in text peephole's condition.
11918 (*dec-and-branchhi): Ditto.
11919 (*dec-and-branchqi): Ditto.
11921 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
11924 * config/avr/avr.h (ASM_SPEC): Add -mno-skip-bug if we know that
11925 the device does not have the skip-bug.
11927 2012-02-29 Oleg Endo <olegendo@gcc.gnu.org>
11929 * doc/invoke.texi (-msoft-atomic): Add more detailed description.
11930 (-mbranch-cost, -mcbranchdi -mcmpeqdi -mfused-madd
11931 -mpretend-cmove): New.
11933 2012-02-29 Jakub Jelinek <jakub@redhat.com>
11936 * df.h (struct df_d): Adjust comment that hard_regs_live_count
11937 doesn't count DEBUG_INSN refs.
11938 * df-scan.c (df_ref_create_structure): Don't set DF_HARD_REG_LIVE
11939 for DEBUG_INSN refs.
11941 2012-02-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
11945 2012-02-20 Richard Guenther <rguenther@suse.de>
11946 PR tree-optimization/52298
11947 * tree-vect-stmts.c (vectorizable_load): Properly use
11948 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing outer loops.
11950 2012-02-28 Aldy Hernandez <aldyh@redhat.com>
11952 PR middle-end/51752
11953 * gimple.h (gimple_in_transaction): New.
11954 (gimple_set_in_transaction): New.
11955 (struct gimple_statement_base): Add in_transaction field.
11956 * tree-ssa-loop-im.c: (movement_possibility): Restrict movement of
11958 (tree_ssa_lim_initialize): Compute transaction bits.
11959 * tree.h (compute_transaction_bits): Protoize.
11960 * trans-mem.c (tm_region_init): Use the heap to store BB
11962 (compute_transaction_bits): New.
11964 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
11966 * gcc.c (display_help): Document --help=common and sort entries
11969 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
11971 * doc/install.texi: Document check-$LANG specific shortcuts
11973 2012-02-28 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
11976 * config/arm/arm.c (neon_builtin_data): Add entries for vcgeu
11978 * config/arm/arm_neon.h: Regenerate.
11979 * config/arm/neon.md (unspec): Add UNSPEC_VCGEU, and UNSPEC_VCGTU.
11980 (neon_vcgeu): New insn.
11981 (neon_vcgtu): Likewise.
11982 * config/arm/neon.ml (s_8_32, u_8_32): New lists.
11983 (ops): Unsigned comparison intrinsics call a different builtin.
11985 2012-02-28 Richard Guenther <rguenther@suse.de>
11988 * config/i386/i386.c (ix86_expand_vector_set): Fix element
11989 ordering for the VEC_CONCAT for two element vectors for
11990 V2SFmode, V2SImode and V2DImode.
11992 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
11995 * config.gcc (arm*-*-linux*): Use an unambiguous pattern for
11996 detecting big-endian triplets.
11998 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
12000 * arm.c (aapcs_vfp_is_call_or_return_candidate): Only use the machine
12001 mode if there is no type information available.
12003 2012-02-28 Thomas Koenig <tkoenig@gcc.gnu.org>
12005 PR tree-optimization/53207
12006 * doc/invoke.texi: Document as experimental and relying on graphite.
12008 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
12010 * config/avr/avr-devices.c (avr_mcu_type): Adjust NULL part
12011 of initializer to changes from r184614.
12013 2012-02-28 Richard Guenther <rguenther@suse.de>
12015 PR tree-optimization/52395
12016 * tree-sra.c (build_ref_for_offset): Also look at the base
12017 TYPE_ALIGN when figuring out the alignment of the replacement.
12019 2012-02-28 Richard Guenther <rguenther@suse.de>
12021 PR tree-optimization/52402
12022 * ipa-prop.c (ipa_modify_call_arguments): Properly use
12023 mis-aligned types when creating the accesses at the call site.
12025 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
12027 * config/avr/builtins.def: New file.
12028 * config/avr/t-avr (avr.o, avr-c.o): Depend on it.
12029 * config/avr/avr.c (enum avr_builtin_id): Use it.
12030 (avr_init_builtins): Use it. And use avr_bdesc.
12031 (bdesc_1arg): Remove.
12032 (bdesc_2arg): Remove.
12033 (bdesc_3arg): Remove.
12034 (struct avr_builtin_description): Add field n_args.
12035 (avr_bdesc): New static variable using builtins.def.
12036 (avr_expand_builtin): Use it.
12037 Don't call avr_expand_delay_cycles if op0 is not CONST_INT.
12038 (avr_fold_builtin): Fold AVR_BUILTIN_SWAP.
12039 Don't fold AVR_BUILTIN_INSERT_BITS if arg0 is not INTEGER_CST.
12041 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
12044 * config/avr/avr.md (movmem_<mode>): Replace match_operand that
12045 match only one single hard register with respective hard reg rtx.
12046 (movmemx_<mode>): Ditto.
12047 * config/avr/avr.c (avr_emit_movmemhi): Adapt expanding to new
12048 insn anatomy of movmem[x]_<mode>.
12049 (avr_out_movmem): Same for printing assembler and operand usage.
12051 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
12055 * doc/extend.texi (AVR Named Address Spaces): No more try to fix
12056 address spaces located outside of device flash.
12058 * config/avr/avr.h (base_arch_s): Remove field n_segments.
12059 (mcu_type_s): Add field n_flash.
12060 * config/avr/avr-devices.c (avr_arch_types): Remove .n_segments.
12061 Set .have_elpm and .have_elpmx to 1 for avrxmega4 and avrxmega5.
12062 (AVR_MCU): Add N_FLASH argument.
12063 * config/avr/avr-mcus.def (AVR_MCU): Add initializer for .n_flash.
12064 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Only define built-in
12065 macro __FLASH<n> if that address space makes sense for the device.
12066 * config/avr/avr.c (avr_out_lpm): Don't try to fix address spaces
12067 outside of target flash.
12068 (avr_asm_named_section): Ditto.
12069 (avr_asm_select_section): Ditto.
12070 (avr_addr_space_convert): Ditto.
12071 (avr_emit_movmemhi): Ditto.
12072 (avr_nonconst_pointer_addrspace, avr_pgm_check_var_decl): Error if
12073 address space is outside of device flash.
12074 (avr_insert_attributes): Ditto.
12075 (avr_xload_libgcc_p): Use avr_current_device->n_flash instead of
12076 avr_current_arch->n_segments.
12078 2012-02-27 H.J. Lu <hongjiu.lu@intel.com>
12081 * config/i386/i386.md (*movabs<mode>_1): Enable only for TARGET_LP64.
12082 (*movabs<mode>_2): Likewise.
12084 2012-02-27 Jakub Jelinek <jakub@redhat.com>
12087 * config/arm/neon.md (vashr<mode>3, vlshr<mode>3): Use
12088 s_register_operand in the test instead of REG_P. Don't call
12089 gen_reg_rtx if it won't be used.
12091 PR tree-optimization/52376
12092 * ipa-split.c (split_function): Ignore CLOBBER stmts.
12094 2012-02-27 Stuart Henderson <shenders@gcc.gnu.org>
12096 * ifcvt.c (noce_get_condition): Check condition variable is not
12097 small_register_classes_for_mode_p before accepting.
12099 2012-02-27 Uros Bizjak <ubizjak@gmail.com>
12101 * config/i386/i386.md (*movabs<mode>_1): Fix operand 1 constraints.
12103 2012-02-27 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
12106 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
12107 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
12109 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
12111 2012-02-27 Oleg Endo <olegendo@gcc.gnu.org>
12113 * config/sh/sh.h: Delete dead GO_IF_LEGITIMATE_INDEX macro.
12115 2012-02-26 Oleg Endo <olegendo@gcc.gnu.org>
12117 * config/sh/predicates.md: Remove blank lines.
12118 * config/sh/sh.c: Fix typos in comments.
12119 * config/sh/constraints.md: Likewise.
12120 * config/sh/sh.md: Remove blank lines.
12121 Fix typos in comments. Use ;; as comment characters.
12123 2012-02-26 Walter Lee <walt@tilera.com>
12125 * config/tilegx/tilegx.c (match_pcrel_step2): Fix instruction pattern.
12126 (replace_mov_pcrel_step2): Ditto.
12128 2012-02-25 Alexandre Oliva <aoliva@redhat.com>
12131 * alias.c (refs_newer_value_cb, refs_newer_value_p): New.
12132 (get_addr): Walk canonical value's locs. Avoid returning VALUEs
12133 and locs that reference values newer than the non-canonical value
12134 at hand. Return the canonical value as a worst case.
12135 (memrefs_conflict_p): Walk canonical value's locs.
12138 * cselib.c (preserve_only_constants): Rename to...
12139 (preserve_constants_and_equivs): ... this. Split out...
12140 (invariant_or_equiv_p): ... this. Preserve plus expressions
12141 of other preserved expressions too.
12142 (cselib_reset_table): Adjust.
12143 * var-tracking.c (reverse_op): Use canonical value to build
12146 2012-02-23 Kai Tietz <ktietz@redhat.com>
12148 * config/i386/i386.c (ix86_delegitimize_address): Handle
12149 UNSPEC_PCREL plus displacement.
12151 2012-02-24 Georg-Johann Lay <avr@gjlay.de>
12154 * config/avr/avr.c (avr_out_movhi_mr_r_xmega): Use base
12155 to test for unusedness in st X addressing.
12157 2012-02-24 Richard Guenther <rguenther@suse.de>
12159 PR middle-end/52361
12160 * gimple.c (walk_gimple_op): Use predicates with less redundant tests.
12161 (is_gimple_reg_type): Move inline ...
12162 * gimple.h (is_gimple_reg_type): ... here.
12164 2012-02-24 Richard Guenther <rguenther@suse.de>
12166 PR middle-end/52361
12167 * passes.c (execute_function_todo): When verifying SSA form
12168 verify gimple form first.
12169 * tree-ssa.c (verify_ssa): Do not verify gimple form here.
12171 2012-02-24 Richard Guenther <rguenther@suse.de>
12173 PR middle-end/52355
12174 * fold-const.c (fold_addr_of_array_ref_difference): New function.
12175 (fold_binary_loc): Use it to extend the existing &a[i] - &a[j] folding.
12177 2012-02-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
12179 * tree-if-conv (predicate_scalar_phi): Commentary typo fix.
12181 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
12183 * tree-phinodes.c (make_phi_node): Mark static.
12184 * tree-flow.h (make_phi_node): Remove extern decl.
12185 * doc/gimple.texi (make_phi_node): Remove documentation.
12187 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
12189 * tree-into-ssa (update_ssa): Avoid trailing whitespace in dump_file.
12190 * tree-ssa-sccvn.c (print_scc): Ditto.
12192 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
12194 * doc/passes.texi (Full redundancy elimination): Fix typo.
12196 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
12198 * doc/invoke.texi (-fdse, -fdce): Remove duplicate entries.
12200 2012-02-23 Eric Botcazou <ebotcazou@adacore.com>
12203 * haifa-sched.c (rank_for_schedule): Stabilize sort for debug insns.
12205 2012-02-23 Uros Bizjak <ubizjak@gmail.com>
12208 * c-decl.c (start_function): Exit early if decl1 is not FUNTION_DECL.
12210 2012-02-23 Georg-Johann Lay <avr@gjlay.de>
12212 * config/avr/avr.md (code_stdname): Add ior, xor.
12213 (xior): New code iterator.
12214 (*<code_stdname><mode>qi.byte0): Use xior instead of ior.
12215 (*<code_stdname><mode>qi.byte1-3): Ditto.
12217 2012-02-23 Jakub Jelinek <jakub@redhat.com>
12219 PR tree-optimization/52019
12220 * ipa-split.c (find_return_bb, find_retval, visit_bb): Ignore
12223 2012-02-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
12225 * acinclude.m4: Use HAVE_INITFINI_ARRAY_SUPPORT instead of
12226 HAVE_INITFINI_ARRAY to work around namespace pollution in
12227 certain versions of newlib system headers.
12228 * config.in: Regenerate.
12229 * configure: Regenerate.
12230 * config/initfini-array.h: Use HAVE_INITFINI_ARRAY_SUPPORT
12231 instead of HAVE_INITFINI_ARRAY.
12233 2012-02-22 Uros Bizjak <ubizjak@gmail.com>
12236 * config/i386/i386.c (ix86_print_operand) <case 'H'>: Error out if x
12237 is not offsettable memory reference.
12239 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
12242 * config/avr/avr.c (avr_asm_output_aligned_decl_common): Skip
12243 setting avr_need_clear_bss_p for __gnu_lto* symbols.
12245 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
12247 * config/avr/avr.h (avr_accumulate_outgoing_args): Return int.
12248 * config/avr/avr.c (avr_accumulate_outgoing_args): Return int.
12250 2012-02-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
12252 * configure.ac (LIB_TLS_SPEC): Enforce use of alternate thread
12253 library on Solaris 8 even without TLS support.
12254 * configure: Regenerate.
12256 2012-02-22 Richard Guenther <rguenther@suse.de>
12258 PR middle-end/52329
12259 * gimple-fold.c (fold_stmt_1): Also canonicalize ADDR_EXPRs
12260 for GIMPLE_DEBUG stmts.
12262 2012-02-22 Martin Jambor <mjambor@suse.cz>
12264 PR middle-end/51782
12265 * emit-rtl.c (set_mem_attributes_minus_bitpos): Set address space
12266 according to the base object.
12268 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
12270 PR rtl-optimization/50063
12271 * config/avr/avr.md (movhi_sp_r): Handle -1 (unknown IRQ state)
12272 and 2 (8-bit SP) in operand 2.
12273 * config/avr/avr.c (avr_prologue_setup_frame): Adjust prologue
12274 setup to use movhi_sp_r instead of vanilla move to write SP.
12275 Adjust REG_CFA notes to superseed unspec.
12276 (expand_epilogue): Adjust epilogue setup to use movhi_sp_r instead
12278 As function body might contain CLI or SEI: Use irq_state 0 (IRQ
12279 known to be off) only with TARGET_NO_INTERRUPTS. Never use
12280 irq_state 1 (IRQ known to be on) here.
12282 2012-02-21 Bernd Schmidt <bernds@codesourcery.com>
12284 * ira.c (check_allocation): Use REG_WORDS_BIG_ENDIAN, not
12286 * ira-color.c (setup_profitable_hard_regs, check_hard_reg_p,
12287 assign_hard_reg): Likewise.
12289 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
12291 * config/avr/avr.md (neghi2): Remove "!d,0" alternative. Tweak "r,0".
12293 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
12295 * config/avr/avr.md
12296 (*dec-and-branchhi!=-1.d.clobber): New text peephole.
12297 (*dec-and-branchhi!=-1.l.clobber): New text peephole.
12299 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
12301 * config/avr/avr-protos.h (avr_accumulate_outgoing_args): Move
12302 prototype from here to...
12303 * config/avr/avr.h: ...here.
12305 2012-02-21 Richard Earnshaw <rearnsha@arm.com>
12308 * thumb2.md (thumb2_shiftsi3_short): Split register and
12309 immediate shifts. For register shifts tie operands 0 and 1.
12310 (peephole2 for above): Check that register-controlled shifts
12311 have suitably tied operands.
12313 2012-02-21 Quentin Neill <quentin.neill@amd.com>
12316 * config/i386/bdver1.md (bdver1_call, bdver1_push,
12317 bdver1_pop, bdver1_leave, bdver1_lea, bdver1_imul_DI, bdver1_imul,
12318 bdver1_imul_mem_DI, bdver1_imul_mem, bdver1_idiv, bdver1_idiv_mem,
12319 bdver1_str, bdver1_idirect, bdver1_ivector, bdver1_idirect_loadmov,
12320 bdver1_idirect_load, bdver1_ivector_load, bdver1_idirect_movstore,
12321 bdver1_idirect_both, bdver1_ivector_both, bdver1_idirect_store,
12322 bdver1_ivector_store, bdver1_fldxf, bdver1_fld, bdver1_fstxf,
12323 bdver1_fst, bdver1_fist, bdver1_fmov_bdver1, bdver1_fadd_load,
12324 bdver1_fadd, bdver1_fmul_load, bdver1_fmul, bdver1_fsgn,
12325 bdver1_fdiv_load, bdver1_fdiv, bdver1_fpspc_load, bdver1_fpspc,
12326 bdver1_fcmov_load, bdver1_fcmov, bdver1_fcomi_load,
12327 bdver1_fcomi, bdver1_fcom_load, bdver1_fcom,
12328 bdver1_fxch, bdver1_ssevector_avx128_unaligned_load,
12329 bdver1_ssevector_avx256_unaligned_load,
12330 bdver1_ssevector_sse128_unaligned_load,
12331 bdver1_ssevector_avx128_load, bdver1_ssevector_avx256_load,
12332 bdver1_ssevector_sse128_load, bdver1_ssescalar_movq_load,
12333 bdver1_ssescalar_vmovss_load, bdver1_ssescalar_sse128_load,
12334 bdver1_mmxsse_load, bdver1_sse_store_avx256, bdver1_sse_store,
12335 bdver1_mmxsse_store_short, bdver1_ssevector_avx256,
12336 bdver1_movss_movsd, bdver1_mmxssemov, bdver1_sselog_load_256,
12337 bdver1_sselog_256, bdver1_sselog_load, bdver1_sselog,
12338 bdver1_ssecmp_load, bdver1_ssecmp, bdver1_ssecomi_load,
12339 bdver1_ssecomi, bdver1_vcvtX2Y_avx256_load, bdver1_vcvtX2Y_avx256,
12340 bdver1_ssecvt_cvtss2sd_load, bdver1_ssecvt_cvtss2sd,
12341 bdver1_sseicvt_cvtsi2sd_load, bdver1_sseicvt_cvtsi2sd,
12342 bdver1_ssecvt_cvtpd2ps_load, bdver1_ssecvt_cvtpd2ps,
12343 bdver1_ssecvt_cvtdq2ps_load, bdver1_ssecvt_cvtdq2ps,
12344 bdver1_ssecvt_cvtdq2pd_load, bdver1_ssecvt_cvtdq2pd,
12345 bdver1_ssecvt_cvtps2pd_load, bdver1_ssecvt_cvtps2pd,
12346 bdver1_ssecvt_cvtsX2si_load, bdver1_ssecvt_cvtsX2si,
12347 bdver1_ssecvt_cvtpd2pi_load, bdver1_ssecvt_cvtpd2pi,
12348 bdver1_ssecvt_cvtpd2dq_load, bdver1_ssecvt_cvtpd2dq,
12349 bdver1_ssecvt_cvtps2pi_load, bdver1_ssecvt_cvtps2pi,
12350 bdver1_ssemuladd_load_256, bdver1_ssemuladd_256,
12351 bdver1_ssemuladd_load, bdver1_ssemuladd, bdver1_sseimul_load,
12352 bdver1_sseimul, bdver1_sseiadd_load, bdver1_sseiadd,
12353 bdver1_ssediv_double_load_256, bdver1_ssediv_double_256,
12354 bdver1_ssediv_single_load_256, bdver1_ssediv_single_256,
12355 bdver1_ssediv_double_load, bdver1_ssediv_double,
12356 bdver1_ssediv_single_load, bdver1_ssediv_single, bdver1_sseins):
12357 Add "bdver2" attribute.
12359 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
12361 * config/s390/s390.c (s390_option_override): Make -mhard-dfp the
12362 default if possible and not specified otherwise.
12364 2012-02-21 Richard Guenther <rguenther@suse.de>
12366 PR middle-end/52314
12367 * gimplify.c (create_tmp_from_val): Use the main variant type
12368 for the type of the temporary we create.
12370 2012-02-21 Richard Guenther <rguenther@suse.de>
12372 PR tree-optimization/52324
12373 * gimplify.c (gimplify_expr): When re-gimplifying expressions
12374 do not gimplify a MEM_REF address operand if it is already
12377 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
12379 * config/s390/s390.md ("fixuns_trunc<mode>si2"): Replace
12380 TARGET_HARD_FLOAT with TARGET_HARD_DFP.
12382 2012-02-21 Richard Guenther <rguenther@suse.de>
12384 * tree-vect-stmts.c (vectorizable_load): Use pre-computed
12385 nested_in_vect_loop.
12387 2012-02-21 Jakub Jelinek <jakub@redhat.com>
12389 PR tree-optimization/52318
12390 * gimple-fold.c (gimplify_and_update_call_from_tree): Add
12391 vdef also to non-pure/const call stmts in the sequence.
12393 2012-02-21 Tristan Gingold <gingold@adacore.com>
12395 * config/vms/vms-ld.c (main): Fix IDENTIFICATION padding.
12397 2012-02-20 David S. Miller <davem@davemloft.net>
12399 * config/sparc/sparc.md (load_pcrel_sym<P:mode>): Explain why we
12400 don't use the "rd %pc" instruction on v9 for PIC register loads.
12402 2012-02-20 Aldy Hernandez <aldyh@redhat.com>
12404 PR middle-end/52141
12405 * trans-mem.c (ipa_tm_scan_irr_block): Error out on GIMPLE_ASM's
12406 in a transaction safe function.
12408 2012-02-20 Kai Tietz <ktietz@redhat.com>
12411 * stor-layout.c (place_field): Handle desired_align for
12414 2012-02-20 Richard Guenther <rguenther@suse.de>
12416 PR tree-optimization/52298
12417 * tree-vect-stmts.c (vectorizable_store): Properly use
12418 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing
12420 (vectorizable_load): Likewise.
12421 * tree-vect-data-refs.c (vect_analyze_data_ref_access):
12422 Access DR_STEP after ensuring it is not NULL.
12424 2012-02-20 Jakub Jelinek <jakub@redhat.com>
12426 PR tree-optimization/52286
12427 * fold-const.c (fold_binary_loc): For (X & C1) | C2
12428 optimization use double_int_to_tree instead of build_int_cst_wide,
12429 rewrite to use double_int vars.
12431 2012-02-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
12434 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): Require gcc_SUN_LD_VERSION.
12436 Remove -e 0 from $gcc_cv_ld invocation.
12437 Only use __GLIBC_PREREQ if defined.
12438 Enable on Solaris since Solaris 8 patch.
12439 (gcc_SUN_LD_VERSION): New macro.
12440 * configure.ac (ld_ver) <*-*-solaris2*>: Refer to
12441 gcc_SUN_LD_VERSION for version number format.
12442 * configure: Regenerate.
12443 * varasm.c (get_elf_initfini_array_priority_section): Set
12444 SECTION_NOTYPE for non-default priority.
12445 Use get_section instead of get_unnamed_section to emit
12446 .init_array/.fini_array with default priority.
12448 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
12450 * config/mips/mips.c (mips_need_mips16_rdhwr_p): New variable.
12451 (mips_get_tp): Set it. Record that __mips16_rdhwr binds locally.
12452 (mips_start_unique_function, mips_output_mips16_rdhwr)
12453 (mips_code_end): New functions.
12454 (TARGET_ASM_CODE_END): Define.
12456 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
12458 * config/mips/mips.c (mips16_build_call_stub): Add CFI information
12459 to stubs with non-sibling calls.
12461 2012-02-18 Sandra Loosemore <sandra@codesourcery.com>
12463 * doc/invoke.texi (-fira-* options): Copy-edit.
12464 (ira-* parameters): Copy-edit.
12466 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
12468 * doc/invoke.texi: Minor copy-edits to bring into conformance with
12469 GCC coding conventions.
12471 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
12473 * doc/invoke.texi: Consistently hyphenate "big-endian"/"little-endian"
12474 when used as adjectives.
12476 2012-02-16 Sandra Loosemore <sandra@codesourcery.com>
12478 * doc/invoke.texi: Clean up "that"/"which" confusion.
12480 2012-02-17 Steven Bosscher <steven@gcc.gnu.org>
12482 * system.h: Poison SMALL_REGISTER_CLASSES
12483 * config/rl78/rl78.h: Replace SMALL_REGISTER_CLASSES with hook.
12484 * config/rx/rx.h: Remove SMALL_REGISTER_CLASSES.
12486 2012-02-16 Jakub Jelinek <jakub@redhat.com>
12488 PR tree-optimization/52285
12489 * tree-tailcall.c (find_tail_calls): Ignore gimple_clobber_p stmts
12490 when deciding if a call is a tail call or tail recursion.
12492 2012-02-16 Kai Tietz <ktietz@redhat.com>
12494 * config/i386/i386.c (legitimate_pic_address_disp_p): Allow
12495 interger-constant displacement for UNSPEC_PCREL.
12497 2012-02-16 Jakub Jelinek <jakub@redhat.com>
12499 PR rtl-optimization/52208
12500 * ira-costs.c (scan_one_insn): Don't decrease mem_cost
12501 for MEMs with REG_EQUIV, if the MEM isn't general_operand.
12503 PR tree-optimization/52255
12504 * tree-vect-loop-manip.c (slpeel_tree_peel_loop_to_edge): If
12505 loop->header has virtual PHI, but exit_e->dest doesn't, add
12506 virtual PHI to exit_e->dest and adjust all uses after the loop.
12509 * dwarf2out.c (copy_decls_walk): Fill in *slot before traversing
12510 children with clone_tree_hash, not after it.
12512 2012-02-16 Iain Sandoe <iains@gcc.gnu.org>
12514 * config/darwin.h (ASM_OUTPUT_LABELREF): Add user label prefix for
12515 extended identifiers.
12517 2012-02-16 Jakub Jelinek <jakub@redhat.com>
12519 PR middle-end/51929
12520 * cgraphunit.c (verify_edge_corresponds_to_fndecl): If node is
12521 a same_body_alias, also test whether e->callee isn't a former
12522 or current clone of the decl this is a same body alias of.
12524 PR translation/52264
12525 * cgraphunit.c (verify_cgraph_node): Fix a typo.
12527 2012-02-15 Sandra Loosemore <sandra@codesourcery.com>
12529 * doc/invoke.texi: Clean up "n-bit/byte/word" modifiers.
12531 2012-02-15 Michael Meissner <meissner@linux.vnet.ibm.com>
12534 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Use
12535 force_reg instead of copy_to_reg for better optimization. Force
12536 non-register or memory operands into a register.
12538 2012-02-15 Andrew MacLeod <amacleod@redhat.com>
12540 * extend.texi: Reserve upper bits of memory model for future use.
12542 2012-01-15 Georg-Johann Lay <avr@gjlay.de>
12543 Anatoly Sokolov <aesok@post.ru>
12544 Eric Weddington <eric.weddington@atmel.com>
12547 * config/avr/avr-devices.c (avr_arch_types): Add avrxmega2,
12548 avrxmega4, avrxmega5, avrxmega6, avrxmega7.
12549 Rewrite initializers for .macro.
12550 * config/avr/avr-mcus.def (AVR_MCU): Add known MCUs:
12551 avrxmega2: atxmega16a4, atxmega16d4, atxmega16x1, atxmega32a4
12552 atxmega32d4, atxmega32x1.
12553 avrxmega4: atxmega64a3, atxmega64d3.
12554 avrxmega5: atxmega64a1, atxmega64a1u.
12555 avrxmega6: atxmega128a3, atxmega128d3, atxmega192a3, atxmega192d3,
12556 atxmega256a3, atxmega256a3b, atxmega256a3bu, atxmega256d3.
12557 avrxmega7: atxmega128a1, atxmega128a1u.
12558 * config/avr/avr.h (enum avr_arch): Add: ARCH_AVRXMEGA2,
12559 ARCH_AVRXMEGA4, ARCH_AVRXMEGA5, ARCH_AVRXMEGA6, ARCH_AVRXMEGA7.
12560 (struct base_arch_s): Rename reserved to xmega_p.
12561 Rename reserved2 to have_rampd.
12562 (AVR_XMEGA): New define.
12563 (AVR_HAVE_RAMPD, AVR_HAVE_RAMPX, AVR_HAVE_RAMPY): New defines.
12564 (AVR_HAVE_RAMPZ): Change definition to fit xmega.
12565 * config/avr/predicates.md (io_address_operand): Take into
12566 account SFR offset.
12567 (low_io_address_operand): Ditto.
12568 (high_io_address_operand): Ditto.
12569 * config/avr/avr.md (isa): Add alternatives no_xmega, xmega.
12570 (enabled, movhi_sp_r): Use them.
12571 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use
12572 cpp_define_formatted to built-in define __AVR_ARCH__.
12573 (__AVR_XMEGA__): New built-in define.
12574 (__AVR_HAVE_RAMPD__): New built-in define.
12575 (__AVR_HAVE_RAMPX__): New built-in define.
12576 (__AVR_HAVE_RAMPY__): New built-in define.
12577 (__AVR_HAVE_RAMPZ__): Change condition when to built-in define it.
12579 * config/avr/avr.c (avr_addr_t): Add ccp, rampd, rampx, rampy.
12580 (avr_option_override): Initialize them.
12581 (sreg_rtx, rampd_rtx, rampx_rtx, rampy_rtx): New GTY rtx.
12582 (avr_init_expanders): Initialize them. No more block several calls.
12583 (emit_push_sfr): New static function.
12584 (avr_prologue_setup_frame): Use it to push SREG, RAMPD/X/Y/Z as needed.
12586 (expand_epilogue): Handle AVR_XMEGA. Pop RAMPD/X/Y/Z as needed.
12587 (avr_print_operand): Print addreeses as symbols for
12588 RAMPX, RAMPY, RAMPD, CCP.
12589 (output_movhi): Handle AVR_XMEGA when writing to SP.
12590 (avr_out_movhi_mr_r_xmega): New static function.
12591 (out_movhi_mr_r): Forward to avr_out_movhi_mr_r_xmega for AVR_XMEGA.
12592 (avr_file_start): Print symbol defines for __RAMPX__, __RAMPY__,
12593 __RAMPD__, __CCP__ as needed.
12595 * config/avr/multilib.h: Regenerate.
12596 * config/avr/t-multilib: Regenerate.
12597 * config/avr/avr-tables.opt: Regenerate.
12599 2012-02-15 Tobias Grosser <grosser@fim.uni-passau.de>
12601 PR tree-optimization/50561
12602 * graphite-flattening.c (lst_project_loop): Do not
12603 remove old scattering dimensions after flattening.
12604 (lst_do_flatten): Likewise.
12606 2012-02-15 Georg-Johann Lay <avr@gjlay.de>
12608 * doc/extend.texi (AVR Built-in Functions): Remove doc for
12609 __builtin_avr_map8, __builtin_avr_map16.
12610 Document __builtin_avr_insert_bits.
12612 * config/avr/avr.md (map_bitsqi, map_bitshi): Remove.
12613 (insert_bits): New insn.
12614 (adjust_len.map_bits): Rename to insert_bits.
12615 (UNSPEC_MAP_BITS): Rename to UNSPEC_INSERT_BITS.
12616 * avr-protos.h (avr_out_map_bits): Remove.
12617 (avr_out_insert_bits, avr_has_nibble_0xf): New.
12618 * config/avr/constraints.md (Cxf,C0f): New.
12619 * config/avr/avr.c (avr_cpu_cpp_builtins): Remove built-in
12620 defines __BUILTIN_AVR_MAP8, __BUILTIN_AVR_MAP16.
12621 New built-in define __BUILTIN_AVR_INSERT_BITS.
12622 * config/avr/avr.c (TARGET_FOLD_BUILTIN): New define.
12623 (enum avr_builtin_id): Add AVR_BUILTIN_INSERT_BITS.
12624 (avr_move_bits): Rewrite.
12625 (avr_fold_builtin, avr_map_metric, avr_map_decompose): New static
12627 (avr_map_op_t): New typedef.
12628 (avr_map_op): New static variable.
12629 (avr_out_insert_bits, avr_has_nibble_0xf): New functions.
12630 (adjust_insn_length): Handle ADJUST_LEN_INSERT_BITS.
12631 (avr_init_builtins): Add definition for __builtin_avr_insert_bits.
12632 (bdesc_3arg, avr_expand_triop_builtin): New.
12633 (avr_expand_builtin): Use them. And handle AVR_BUILTIN_INSERT_BITS.
12634 (avr_revert_map, avr_swap_map, avr_id_map, avr_sig_map): Remove.
12635 (avr_map_hamming_byte, avr_map_hamming_nonstrict): Remove.
12636 (avr_map_equal_p, avr_map_sig_p): Remove.
12637 (avr_out_swap_bits, avr_out_revert_bits, avr_out_map_bits): Remove.
12638 (bdesc_2arg): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
12639 (adjust_insn_length): Remove handling for ADJUST_LEN_MAP_BITS.
12640 (enum avr_builtin_id): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
12641 (avr_init_builtins): Remove __builtin_avr_map8, __builtin_avr_map16.
12642 (avr_expand_builtin): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
12644 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
12646 * config/c6x/c6x.md (reserve_cycles): New attribute.
12647 * config/c6x/c6x.c (c6x_sched_reorder_1): Ensure insns we predicate
12648 don't reserve functional units after the branch occurs.
12650 2012-02-14 Aldy Hernandez <aldyh@redhat.com>
12652 PR middle-end/52142
12653 * ipa-inline.c (can_inline_edge_p): Do not inline tm_pure
12654 functions into non-tm_pure functions.
12656 2012-02-14 Eric Botcazou <ebotcazou@adacore.com>
12659 * gimple.c (iterative_hash_gimple_type): Use RECORD_OR_UNION_TYPE_P.
12660 (iterative_hash_canonical_type): Likewise.
12661 * tree-ssa-pre.c (fini_pre): Clean up the CFG only after purging all
12664 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
12666 * haifa-sched.c (prune_ready_list): Ensure that if there is a
12667 sched-group insn, it either remains alone or the entire list is pruned.
12669 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
12671 * doc/install.texi (Prerequisites): Fix grammar.
12672 (Configuration): Likewise.
12674 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
12676 * doc/install.texi (Prerequisites): Suggest building GMP, MPFR and
12677 MPC as part of GCC before describing configuring with --with-gmp etc.
12678 (Installing GCC: Configuration): --with-gmp etc. aren't needed if
12679 sources are present.
12681 2012-02-14 Jakub Jelinek <jakub@redhat.com>
12684 * dwarf2out.c (clone_tree_hash): New function.
12685 (copy_decls_walk): Use it instead of clone_tree.
12687 2012-02-14 Richard Guenther <rguenther@suse.de>
12689 PR tree-optimization/52244
12690 PR tree-optimization/51528
12691 * tree-sra.c (analyze_access_subtree): Only create INTEGER_TYPE
12692 replacements for integral types.
12694 2012-02-14 Walter Lee <walt@tilera.com>
12696 * config.gcc: Handle tilegx and tilepro.
12697 * configure.ac (gcc_cv_as_dwarf2_debug_line): Enable test for
12698 tilegx and tilepro.
12699 Add HAVE_AS_TLS check for tilegx and tilepro.
12700 * configure: Regenerate.
12701 * doc/contrib.texi: Add Mat Hostetter and self.
12702 * doc/extend.texi (TILE-Gx Built-in Functions): New node.
12703 Document instruction intrinsics and network accessing intrinsics.
12704 (TILEPro Built-in Functions): New node. Document instruction
12705 intrinsics and network accessing intrinsics.
12706 * doc/install.texi (Specific, tilegx-*-linux*): Document it.
12707 (Specific, tilepro-*-linux*): Likewise.
12708 * doc/invoke.texi (TILE-Gx Options): New section.
12709 (TILEPro Options): New section.
12710 * doc/md.texi (TILE-Gx): New section.
12711 (TILEPro): New section.
12712 * common/config/tilegx/tilegx-common.c: New file.
12713 * common/config/tilepro/tilepro-common.c: New file.
12714 * config/tilegx/constraints.md: New file.
12715 * config/tilegx/linux.h: New file.
12716 * config/tilegx/mul-tables.c: New file.
12717 * config/tilegx/predicates.md: New file.
12718 * config/tilegx/sync.md: New file.
12719 * config/tilegx/t-tilegx: New file.
12720 * config/tilegx/tilegx-builtins.h: New file.
12721 * config/tilegx/tilegx-c.c: New file.
12722 * config/tilegx/tilegx-generic.md: New file.
12723 * config/tilegx/tilegx-modes.def: New file.
12724 * config/tilegx/tilegx-multiply.h: New file.
12725 * config/tilegx/tilegx-protos.h: New file.
12726 * config/tilegx/tilegx.c: New file.
12727 * config/tilegx/tilegx.h: New file.
12728 * config/tilegx/tilegx.md: New file.
12729 * config/tilegx/tilegx.opt: New file.
12730 * config/tilepro/constraints.md: New file.
12731 * config/tilepro/gen-mul-tables.cc: New file.
12732 * config/tilepro/linux.h: New file.
12733 * config/tilepro/mul-tables.c: New file.
12734 * config/tilepro/predicates.md: New file.
12735 * config/tilepro/t-tilepro: New file.
12736 * config/tilepro/tilepro-builtins.h: New file.
12737 * config/tilepro/tilepro-c.c: New file.
12738 * config/tilepro/tilepro-generic.md: New file.
12739 * config/tilepro/tilepro-modes.def: New file.
12740 * config/tilepro/tilepro-multiply.h: New file.
12741 * config/tilepro/tilepro-protos.h: New file.
12742 * config/tilepro/tilepro.c: New file.
12743 * config/tilepro/tilepro.h: New file.
12744 * config/tilepro/tilepro.md: New file.
12745 * config/tilepro/tilepro.opt: New file.
12747 2012-02-14 Jakub Jelinek <jakub@redhat.com>
12749 PR tree-optimization/52210
12750 * tree-vect-slp.c (vect_get_and_check_slp_defs): Call
12751 vect_model_simple_cost with two entry vect_def_type array instead
12752 of an address of dt.
12754 2012-02-14 Richard Guenther <rguenther@suse.de>
12757 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
12758 Do not stream DECL_QUALIFIER.
12759 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
12760 * tree.c (free_lang_data_in_decl): Free DECL_QUALIFIER.
12761 (find_decls_types_r): Do not walk DECL_QUALIFIER.
12763 2012-02-14 Jakub Jelinek <jakub@redhat.com>
12766 * c-decl.c (merge_decls): Copy DECL_USER_ALIGN bit from olddecl to
12769 2012-02-13 Jakub Jelinek <jakub@redhat.com>
12772 * cselib.h (cselib_subst_to_values_from_insn): New prototype.
12773 * cselib.c (cselib_subst_to_values_from_insn): New function.
12774 * sched-deps.c (add_insn_mem_dependence,
12775 sched_analyze_1, sched_analyze_2): Use it.
12777 2012-02-13 Jan Hubicka <jh@suse.cz>
12779 PR middle-end/52214
12780 * predict.c (predict_paths_for_bb): Fix thinko in prevoius patch.
12782 2012-02-13 Eric Botcazou <ebotcazou@adacore.com>
12784 * gcc.c (LINK_COMMAND_SPEC): Deal with -fgnu-tm.
12785 (GTM_SELF_SPECS): Define if not already defined.
12786 (driver_self_specs): Add GTM_SELF_SPECS.
12787 * config/darwin.h (LINK_COMMAND_SPEC_A): Deal with -fgnu-tm.
12788 (GTM_SELF_SPECS): Define.
12789 * config/i386/cygwin.h (GTM_SELF_SPECS): Likewise.
12790 * config/i386/mingw32.h (GTM_SELF_SPECS): Likewise.
12792 2012-02-13 Jakub Jelinek <jakub@redhat.com>
12794 * cselib.c (expand_loc): Return sp, fp, hfp or cfa base reg right
12797 * cselib.c (dump_cselib_val): Don't assume l->setting_insn is non-NULL.
12799 PR middle-end/52230
12800 * omp-low.c (expand_omp_for): If a static schedule without chunk size
12801 has NULL region->cont, force fd.chunk_size to be integer_zero_node.
12803 2012-02-13 Andrew MacLeod <amacleod@redhat.com>
12806 * doc/extend.texi : Fix another __atomic_compare_exchange typo.
12808 2012-02-13 Richard Guenther <rguenther@suse.de>
12810 PR translation/52211
12811 * passes.c (enable_disable_pass): Fix typo.
12813 2012-02-13 Jakub Jelinek <jakub@redhat.com>
12815 PR middle-end/52209
12816 * expr.c (expand_expr_real_2) <case BIT_NOT_EXPR>: Only expand using
12817 XOR for reduce_bit_field if type is unsigned.
12819 2012-02-12 Eric Botcazou <ebotcazou@adacore.com>
12821 * config/sparc/sparc.h (CANNOT_CHANGE_MODE_CLASS): In 64-bit mode,
12822 disallow changes from SFmode to mode with different size in FP regs.
12824 2012-02-12 Robert Millan <rmh@gnu.org>
12825 Gerald Pfeifer <gerald@pfeifer.com>
12827 * ginclude/stddef.h [__FreeBSD_kernel__] (__size_t): Do not define.
12830 2012-02-11 Richard Sandiford <rdsandiford@googlemail.com>
12832 PR rtl-optimization/52175
12833 * reorg.c (fill_slots_from_thread): Don't apply add/sub optimization
12834 to frame-related instructions.
12836 2012-02-10 Jason Merrill <jason@redhat.com>
12839 * tlink.c (demangled_hash_entry): Change mangled to a VEC.
12840 (demangle_new_symbols): Fill it.
12841 (scan_linker_output): Walk it.
12842 (start_tweaking): Split out from scan_linker_output.
12843 (maybe_tweak): Update sym->chosen.
12844 * Makefile.in (COLLECT2_OBJS): Add vec.o and gcc-none.o
12846 2012-02-11 Jakub Jelinek <jakub@redhat.com>
12849 * reg-stack.c (subst_stack_regs_in_debug_insn): Don't use get_true_reg.
12851 2012-02-11 Uros Bizjak <ubizjak@gmail.com>
12853 * compare-elim.c (find_comparisons_in_bb): Eliminate only compares
12854 having the same mode as previous compare.
12856 2012-02-10 Eric Botcazou <ebotcazou@adacore.com>
12858 * config/sparc/sparc.c (sparc_flat_expand_prologue): Use emit_use.
12859 * config/sparc/sparc.md (UNSPECV_GOTO): Delete.
12860 (nonlocal_goto_internal): Likewise.
12861 (nonlocal_goto): Emit a use and an indirect jump directly.
12863 2012-02-10 Andrew MacLeod <amacleod@redhat.com>
12866 * doc/extend.texi : Update comments for __atomic_compare_exchange and
12867 __atomic_{is,always}_lock_free.
12869 2012-02-10 Uros Bizjak <ubizjak@gmail.com>
12872 * config/i386/i386.c (ix86_legitimate_address_p): Disallow
12873 negative constant address for TARGET_X32.
12875 2012-02-10 Richard Henderson <rth@redhat.com>
12877 * tree-ssa-dce.c (propagate_necessity): Handle GIMPLE_TRANSACTION.
12878 * tree-ssa-operands.c (parse_ssa_operands): Add virtual operands
12879 for GIMPLE_TRANSACTION. Tidy if's into a switch.
12881 2012-02-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
12882 Ira Rosen <irar@il.ibm.com>
12884 PR tree-optimization/50031
12885 * targhooks.c (default_builtin_vectorization_cost): Handle
12886 vec_promote_demote.
12887 * target.h (enum vect_cost_for_stmt): Add vec_promote_demote.
12888 * tree-vect-loop.c (vect_get_single_scalar_iteraion_cost): Handle
12889 all types of reduction and pattern statements.
12890 (vect_estimate_min_profitable_iters): Likewise.
12891 * tree-vect-stmts.c (vect_model_promotion_demotion_cost): New function.
12892 (vect_get_load_cost): Use vec_perm for permutations; add dump logic
12893 for explicit realigns.
12894 (vectorizable_conversion): Call vect_model_promotion_demotion_cost.
12895 * config/spu/spu.c (spu_builtin_vectorization_cost): Handle
12896 vec_promote_demote.
12897 * config/i386/i386.c (ix86_builtin_vectorization_cost): Likewise.
12898 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Update
12899 vec_perm for VSX and handle vec_promote_demote.
12901 2012-02-10 Jakub Jelinek <jakub@redhat.com>
12903 PR middle-end/52177
12904 * builtins.c (fold_builtin_atomic_always_lock_free,
12905 expand_builtin_atomic_always_lock_free,
12906 fold_builtin_atomic_is_lock_free, expand_builtin_atomic_is_lock_free):
12907 Return and/or test boolean_true_node/boolean_false_node instead of
12908 integer_one_node/integer_zero_node.
12910 2012-02-10 Jan Hubicka <jh@suse.cz>
12912 PR middle-end/48600
12913 * predict.c (predict_paths_for_bb): Prevent looping.
12914 (predict_paths_leading_to_edge, predict_paths_leading_to): Update.
12916 2012-02-10 Roman Zhuykov <zhroma@ispras.ru>
12918 * config/arm/arm.c (output_move_double): In one case properly
12919 count number of instructions that will be emitted.
12921 2012-02-10 Richard Guenther <rguenther@suse.de>
12923 PR translation/52193
12924 * cgraphunit.c (cgraph_mark_functions_to_output): Fix typo.
12926 2012-02-09 Peter Bergner <bergner@vnet.ibm.com>
12928 PR middle-end/52140
12929 * dojump.c (do_compare_rtx_and_jump): Use SCALAR_FLOAT_MODE_P.
12931 2012-02-09 Jakub Jelinek <jakub@redhat.com>
12934 * var-tracking.c (emit_note_insn_var_location): If
12935 EMIT_NOTE_BEFORE_INSN and insn is NOTE_INSN_CALL_ARG_LOCATION,
12936 emit it before next non-NOTE_INSN_CALL_ARG_LOCATION
12937 non-NOTE_DURING_CALL_P insn.
12939 2012-02-09 Bin Cheng <bin.cheng@arm.com>
12941 PR middle-end/51867
12942 * builtins.c (expand_builtin): Don't check DECL_ASSEMBLER_NAME_SET_P.
12944 2012-02-08 Magnus Granberg <zorry@gentoo.org>
12947 * gcc.c (switch_matches) Support switches with separated form,
12950 2012-02-08 Georg-Johann Lay <avr@gjlay.de>
12952 * config/avr/avr.md (SREG_ADDR): Remove constant definition.
12954 (RAMPZ_ADDR): Ditto.
12955 * config/avr/avr.c (avr_addr_t): New typedef.
12956 (avr_addr): New struct to hold RAM address of SPL, SPH, RAMPZ, SREG.
12957 (avr_init_expanders): Initialize it.
12958 (expand_prologue): Use avr_addr instead of RAMPZ_ADDR, SP_ADDR,
12960 (expand_epilogue): Ditto.
12961 (avr_print_operand): Ditto.
12962 (avr_file_start): Ditto.
12963 (avr_emit_movmemhi): Ditto.
12965 2012-02-08 Richard Guenther <rguenther@suse.de>
12967 PR tree-optimization/46886
12968 * tree-flow.h (do_while_loop_p): Declare.
12969 * tree-ssa-loop-ch.c (do_while_loop_p): Export.
12970 * tree-parloops.c (parallelize_loops): Only parallelize do-while loops.
12972 2012-02-08 Andrew MacLeod <amacleod@redhat.com>
12974 * optabs.c (expand_atomic_load): Do not assume compare_and_swap will
12975 always succeed for integers larger than a native word.
12977 2012-02-08 Richard Guenther <rguenther@suse.de>
12979 PR rtl-optimization/52170
12980 * simplify-rtx.c (simplify_plus_minus): Use CONSTM1_RTX to
12981 properly handle integer vector modes.
12983 2012-02-08 Jakub Jelinek <jakub@redhat.com>
12985 PR gcov-profile/52150
12986 * coverage.c: Include target.h.
12987 (build_var): Call targetm.strip_name_encoding on the assembler name.
12988 Change one _ into . or $ if the target allows it.
12989 * Makefile.in (coverage.o): Depend on $(TARGET_H).
12991 PR rtl-optimization/52139
12992 * cfgrtl.c (cfg_layout_merge_blocks): If BB_END
12993 is a BARRIER after emit_insn_after_noloc, move BB_END
12994 to the last non-BARRIER insn before it.
12996 2012-02-07 Richard Sandiford <rdsandiford@googlemail.com>
12998 PR middle-end/24306
12999 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): New function.
13000 (mips_gimplify_va_arg_expr): Call it instead of
13001 std_gimplify_va_arg_expr.
13003 2012-02-07 Michael Meissner <meissner@linux.vnet.ibm.com>
13005 * config/rs6000/rs6000.c (rs6000_trampoline_init): Fix error
13006 message for -mno-pointers-to-nested-function.
13008 2012-02-07 Eric Botcazou <ebotcazou@adacore.com>
13010 PR middle-end/51994
13011 * expr.c (get_inner_reference): If there is an offset, add a negative
13012 bit position to it (if any).
13014 2012-02-07 Jakub Jelinek <jakub@redhat.com>
13016 PR rtl-optimization/52060
13017 * combine.c (try_combine): Add i0src_copy and i0src_copy2 variables,
13018 copy i1src to i1src_copy whenever added_sets_2 && i1_feeds_i2_n already
13019 before i1dest -> i1src substitution in newpat, copy i0src to i0src_copy
13020 and/or i0src_copy2 when needed.
13022 2012-02-07 Jakub Jelinek <jakub@redhat.com>
13024 * gcc.c (main): Don't look for lto-wrapper or lto-wrapper
13025 or LTOPLUGINSONAME if have_c.
13027 * config/freebsd-spec.h: Add comment about what macros can be defined
13029 (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): Don't define here.
13030 * config/freebsd.h (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): But
13033 2012-02-07 Richard Guenther <rguenther@suse.de>
13035 * gimple-pretty-print.c (dump_gimple_phi): Avoid excessive
13036 newline in -alias dumps.
13038 2012-02-07 Kai Tietz <ktietz@redhat.com>
13039 Dave Korn <dave.korn.cygwin@gmail.com>
13042 * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition):
13043 Take care that typinfo gets dllexport-attribute.
13045 2012-02-07 Jakub Jelinek <jakub@redhat.com>
13047 PR middle-end/52074
13048 * expr.c (expand_expr_addr_expr_1): For CONSTANT_CLASS_P or CONST_DECL
13049 if modifier < EXPAND_SUM call force_operand on the result.
13051 2012-02-07 Joern Rennecke <joern.rennecke@embecosm.com>
13053 * config/epiphany/epiphany.h (ASM_DECLARE_FUNCTION_SIZE): Redefine,
13054 adding __forwarder_dst__ prefix if a forwarder_section attribute is
13056 (epiphany_function_type): Replace types for specific interrupts with
13057 EPIPHANY_FUNCTION_INTERRUPT.
13058 (EPIPHANY_INTERRUPT_P): Update.
13059 * config/epiphany/epiphany.c (epiphany_handle_forwarder_attribute):
13060 New static function.
13061 (epiphany_attribute_table) <interrupt>: min_len is 0, max_len is 9.
13062 <disinterrupt>: Affects type identity.
13063 (epiphany_handle_interrupt_attribute): Handle variable number of
13065 (epiphany_compute_function_type): Update for new
13066 epiphany_function_type definition.
13067 (epiphany_expand_prologue): Don't save (reg:DI GPR_0) for interrupt
13068 handlers with a longcall forwarder.
13069 (epiphany_start_function): Handle multiple interrupt arguments and/or
13070 forwarder_section attribute.
13072 * config/epiphany/epiphany.h (LIB_SPEC): Link libc again after
13075 2012-02-07 Alan Modra <amodra@gmail.com>
13078 * config/rs6000/rs6000.c (rs6000_emit_move): Don't create DImode
13081 2012-02-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
13083 PR tree-optimization/50969
13084 * tree-vect-stmts.c (vect_model_store_cost): Correct statement cost to
13085 use vec_perm rather than vector_stmt.
13086 (vect_model_load_cost): Likewise.
13087 * config/i386/i386.c (ix86_builtin_vectorization_cost): Change cost of
13088 vec_perm to be the same as other vector statements.
13089 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Revise
13090 cost of vec_perm for TARGET_VSX.
13092 2012-02-06 Richard Guenther <rguenther@suse.de>
13094 PR tree-optimization/52115
13095 * tree-sra.c (access_has_replacements_p): New function.
13096 (sra_modify_assign): Use it to decide whether a use is uninitialized.
13098 2012-02-06 Patrick Marlier <patrick.marlier@gmail.com>
13100 PR middle-end/52047
13101 * trans-mem.c (expand_call_tm): Add an assertion.
13102 * calls.c (flags_from_decl_or_type): Add ECF_TM_PURE to 'no vops'
13105 2012-02-06 Richard Guenther <rguenther@suse.de>
13107 PR tree-optimization/50955
13108 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Artificially
13109 raise cost of expressions that replace an address with an
13110 expression based on a different pointer.
13112 2012-02-06 Jakub Jelinek <jakub@redhat.com>
13115 * calls.c (mem_overlaps_already_clobbered_arg_p): If val is
13116 CONST_INT_P, subtract resp. add crtl->args.pretend_args_size to it.
13118 2012-02-06 Jonathan Wakely <jwakely.gcc@gmail.com>
13121 * doc/invoke.texi (C++ Dialect Options): Use @option markup for
13122 -Weffc++ and specify guidelines come from second edition.
13124 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
13126 * config/mips/mips.md (sibcall_internal, sibcall_value_internal)
13127 (sibcall_value_multiple_internal, call_split, call_internal_direct)
13128 (call_direct_split, call_value_split, call_value_internal_direct)
13129 (call_value_direct_split, call_value_multiple_split): Use jal and
13130 jal_macro attributes.
13132 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
13134 * reload1.c (reload_regs_reach_end_p): Replace with...
13135 (reload_reg_rtx_reaches_end_p): ...this function.
13136 (new_spill_reg_store): Update commentary.
13137 (emit_input_reload_insns): Don't clear new_spill_reg_store here.
13138 (emit_output_reload_insns): Check reload_reg_rtx_reaches_end_p
13139 before setting new_spill_reg_store.
13140 (emit_reload_insns): Use a separate loop to clear new_spill_reg_store.
13141 Use reload_reg_rtx_reaches_end_p instead of reload_regs_reach_end_p.
13142 Also use reload_reg_rtx_reaches_end_p when reading new_spill_reg_store
13143 for non-spill reload registers.
13145 2012-02-05 Ira Rosen <irar@il.ibm.com>
13147 PR tree-optimization/52091
13148 * tree-vectorizer.h (vect_is_simple_use): Add an argument.
13149 (vect_is_simple_use_1): Likewise.
13150 * tree-vect-loop.c (vectorizable_reduction): Update calls
13151 to vect_is_simple_use_1 and vect_is_simple_use.
13152 (vectorizable_live_operation): Likewise.
13153 * tree-vect-patterns.c (widened_name_p,
13154 vect_recog_vector_vector_shift_pattern, check_bool_pattern): Likewise.
13155 * tree-vect-stmts.c (process_use, vect_get_vec_def_for_operand,
13156 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
13157 vectorizable_shift,vectorizable_operation, vectorizable_store,
13158 vectorizable_load): Likewise.
13159 (vect_is_simple_cond): Add an argument, pass it to
13160 vect_is_simple_use_1.
13161 (vectorizable_condition): Update calls to vect_is_simple_cond,
13162 vect_is_simple_use.
13163 (vect_is_simple_use): Add an argument, the statement in which
13164 OPERAND is used. Check that if OPERAND's def stmt is a double
13165 reduction phi node, the use is a phi node too.
13166 (vect_is_simple_use_1): Add an argument, pass it to
13167 vect_is_simple_use.
13168 * tree-vect-slp.c (vect_get_and_check_slp_defs): Update a call
13169 to vect_is_simple_use.
13171 2012-02-04 Jakub Jelinek <jakub@redhat.com>
13173 PR rtl-optimization/52095
13174 * modulo-sched.c (dump_insn_locator): New function.
13175 (loop_canon_p, sms_schedule): Use it.
13177 PR rtl-optimization/52113
13178 * lower-subreg.c (decompose_multiword_subregs): Call recog_memoized
13179 even for decomposable shift/zext insns.
13181 2012-02-03 Jakub Jelinek <jakub@redhat.com>
13182 Zdenek Dvorak <ook@ucw.cz>
13184 PR rtl-optimization/52092
13185 * loop-unswitch.c (unswitch_single_loop): Call copy_rtx_if_shared
13186 on get_iv_value result.
13188 2012-02-02 Andrew Pinski <apinski@cavium.com>
13190 PR middle-end/47982
13191 PR middle-end/43967
13192 * doc/libgcc.texi (__udivmoddi4/__udivmodti4): Fix documentation typo.
13194 2012-02-02 Jakub Jelinek <jakub@redhat.com>
13196 PR middle-end/48071
13197 * diagnostic.c (diagnostic_finish): Remove trailing newlines.
13199 2012-02-02 Vladimir Makarov <vmakarov@redhat.com>
13201 PR rtl-optimization/49800
13202 * haifa-sched.c (sched_init): Call regstat_init_n_sets_and_refs.
13203 (sched_finish): Call regstat_free_n_sets_and_refs.
13205 2012-02-02 Jia Liu <proljc@gmail.com>
13207 * config/mips/mips-dspr2.md (mips_prepend): Mask operand 3 rather
13210 2012-02-02 Jan Hubicka <jh@suse.cz>
13211 Tom de Vries <tom@codesourcery.com>
13213 PR middle-end/51998
13214 * cgraphunit.c (cgraph_analyze_function): Break cyclic aliases.
13215 * varpool.c (varpool_analyze_pending_decls): Likewise.
13217 2012-02-02 Sumanth G <sumanth.gundapaneni@kpitcummins.com>
13218 Jayant R Sonar <jayant.sonar@kpitcummins.com>
13220 * config.gcc: Add cr16-* support.
13222 * doc/extend.texi: Document cr16 extensions.
13223 * doc/install.texi: Document cr16 install.
13224 * doc/invoke.texi: Document cr16 options.
13225 * doc/md.texi: Document cr16 constraints.
13227 * common/config/cr16/cr16-common.c: New file.
13228 * config/cr16/cr16.c: New file.
13229 * config/cr16/cr16.h: New file.
13230 * config/cr16/cr16.md: New file.
13231 * config/cr16/cr16.opt: New file.
13232 * config/cr16/cr16-protos.h: New file.
13233 * config/cr16/predicates.md: New file.
13234 * config/cr16/constraints.md: New file.
13235 * config/cr16/t-cr16: New file.
13237 2012-02-02 Jakub Jelinek <jakub@redhat.com>
13240 * config/i386/i386.md (*addqi_2 peephole with SImode addition): Check
13241 that operands[2] is either immediate, or q_regs_operand.
13243 PR tree-optimization/52073
13244 * tree-vect-stmts.c (vect_mark_relevant): When checking uses of
13245 a pattern stmt for pattern uses, ignore uses outside of the loop.
13247 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
13249 * config/avr/avr.c: Resolve all AS1 and AS2 macros.
13250 * config/avr/avr.h (AS1, AS2, AS2C, AS3): Remove.
13251 (OUT_AS1, OUT_AS2): Remove.
13253 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
13255 PR rtl-optimization/51374
13256 * combine.c (can_combine_p): Don't allow volatile_refs_p insns
13257 to cross other volatile_refs_p insns.
13259 2012-02-01 Richard Guenther <rguenther@suse.de>
13261 * doc/invoke.texi (fno-inline): Clarify documentation.
13262 (finline-small-functions): Likewise.
13263 (finline-functions): Likewise.
13264 * common.opt (finline): Adjust comment and documentation.
13265 (finline-small-functions): Clarify documentation.
13266 (finline-functions): Likewise.
13267 (finline-functions-called-once): Likewise.
13269 2012-02-01 Tristan Gingold <gingold@adacore.com>
13271 * c-typeck.c (composite_type): Keep mode for pointers.
13273 2012-01-31 Richard Sandiford <rdsandiford@googlemail.com>
13275 * function.h (regno_reg_rtx): Adjust comment.
13276 * reginfo.c (init_reg_modes_target): Only use the previous mode
13277 if it fits within one register. Remove MIPS comment.
13279 2012-01-31 Jakub Jelinek <jakub@redhat.com>
13282 * combine.c (do_SUBST_LINK, SUBST_LINK): Guard with #ifndef HAVE_cc0.
13284 2012-01-31 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
13286 * config/s390/s390.md ("*ashr<mode>3_and"): Add missing z196 flag
13287 to srak instruction.
13289 2012-01-31 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
13291 * config/arm/thumb2.md (thumb2_mov_notscc): Use MVN for true condition.
13293 2012-01-31 Jakub Jelinek <jakub@redhat.com>
13298 * ipa-prop.c (detect_type_change_1): Call ao_ref_init.
13300 2012-01-31 Richard Guenther <rguenther@suse.de>
13302 PR tree-optimization/51528
13303 * tree-sra.c (sra_modify_assign): Avoid copy-in/out for aggregate
13306 2012-01-31 Jakub Jelinek <jakub@redhat.com>
13311 * ree.c (add_removable_extension): Change def_map argument
13312 to unsigned *, store in def_map 1 + offset into *insn_list vector
13313 instead of pointers into the vector.
13314 (find_removable_extensions): Adjust caller.
13316 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
13318 * config/avr/avr.md: Resolve all AS1 and AS2 macros.
13319 Transform all "* quoted-c-code" to { c-code }.
13320 Remove redundant test for "optimize" in combine patterns.
13321 Move (include "avr-dimode.md") to end of file.
13323 2012-01-30 Bin Cheng <bin.cheng@arm.com>
13326 * config/arm/arm.c (arm_libcall_uses_aapcs_base): Use correct ABI
13327 for __aeabi_d2iz/__aeabi_d2uiz with hard-float.
13329 2012-01-30 Richard Guenther <rguenther@suse.de>
13331 PR tree-optimization/52028
13332 * tree-loop-distribution.c (ldist_gen): Properly update
13335 2012-01-30 Jakub Jelinek <jakub@redhat.com>
13338 * dwarf2out.c (dwarf2out_switch_text_section): Don't call
13339 set_cur_line_info_table if not emitting debug info.
13341 PR tree-optimization/52046
13342 * tree-vect-patterns.c (check_bool_pattern): Give up if
13343 a comparison could throw.
13346 * tree-ssa-tail-merge.c (local_def): Ignore debug uses.
13348 2012-01-30 Richard Guenther <rguenther@suse.de>
13350 PR tree-optimization/52045
13351 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Update
13352 SSA form if cfgcleanup did anything.
13354 2012-01-30 Richard Guenther <rguenther@suse.de>
13356 PR tree-optimization/52045
13357 * ipa-inline-transform.c (inline_transform): Call execute_fixup_cfg
13358 before computing final todo.
13360 2012-01-30 Richard Guenther <rguenther@suse.de>
13362 PR tree-optimization/51528
13363 * tree-sra.c (sra_modify_assign): Re-factor in preparation
13366 2012-01-30 Paolo Bonzini <bonzini@gnu.org>
13368 * df-problems.c (df_kill_notes): Check that the use refers
13369 to the note under examination.
13371 2012-01-30 Eric Botcazou <ebotcazou@adacore.com>
13374 * config/sparc/sparc.c (vector_init_fpmerge): Remove INNER_MODE
13375 parameter and use short-lived pseudos.
13376 (vector_init_faligndata): Remove INNER_MODE parameter and use loop.
13377 (sparc_expand_vector_init): Const-ify local variables and adjust
13378 calls to above functions.
13380 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
13382 * config/avr/avr.c (out_movqi_mr_r): Fix length computation.
13384 2012-01-29 Sandra Loosemore <sandra@codesourcery.com>
13386 * doc/invoke.texi: Make usage of "compile time" and
13387 "run time"/"runtime" consistent throughout the file.
13389 2012-01-29 Uros Bizjak <ubizjak@gmail.com>
13391 * config/alpha/alpha.c (alpha_option_override): Default to
13392 full IEEE compliance mode for Go language.
13394 2012-01-29 Tijl Coosemans <tijl@coosemans.org>
13396 * config/freebsd-spec.h [TARGET_LIBC_PROVIDES_SSP]
13397 (LINK_SSP_SPEC): Define.
13399 2012-01-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13402 * config/pa/pa.c (pa_return_addr_rtx): Add support for PA2.0 export
13405 2012-01-28 Sandra Loosemore <sandra@codesourcery.com>
13407 * doc/invoke.texi: Correct hyphenation of "floating point",
13408 "double precision", and related terminology throughout the file.
13410 2012-01-28 Jakub Jelinek <jakub@redhat.com>
13413 * config/arm/arm.md (pic_add_dot_plus_eight peephole2): Use
13414 arm_general_register_operand predicate for operand 2 instead of
13417 2012-01-27 Ian Lance Taylor <iant@google.com>
13420 * builtins.def (BUILT_IN_INIT_HEAP_TRAMPOLINE): Define.
13421 * builtins.c (expand_builtin_init_trampoline): Add onstack
13422 parameter. Change caller.
13423 (expand_builtin): Handle BUILT_IN_INIT_HEAP_TRAMPOLINE.
13424 * tree.c (build_common_builtin_nodes): Declare
13425 __builtin_init_heap_trampoline.
13427 2012-01-27 Georg-Johann Lay <avr@gjlay.de>
13429 * config/avr/avr-protos.h (lpm_reg_rtx, lpm_addr_reg_rtx,
13430 tmp_reg_rtx, zero_reg_rtx, all_regs_rtx, rampz_rtx): Make global.
13431 * config/avr/avr.c: Ditto.
13432 (avr_regnames): Remove because unused.
13433 * config/avr/avr.md (*cpse.ne): New peephole.
13434 (*cpse.eq): New peephole from former cpse peepholes.
13436 2012-01-27 Michael Eager <eager@eagercon.com>
13438 * config/microblaze.c (microblaze_emit_compare): Correct
13439 test after pcmp instruction.
13441 2012-01-27 Richard Guenther <rguenther@suse.de>
13443 PR tree-optimization/52020
13444 * tree-sra.c (sra_modify_assign): Do not transform clobbers.
13446 2012-01-27 Richard Guenther <rguenther@suse.de>
13448 * ipa-pure-const.c (check_stmt): Clobbers do not make a
13449 function non-const/pure.
13451 2012-01-27 Richard Guenther <rguenther@suse.de>
13453 PR tree-optimization/50444
13454 * tree-sra.c (build_ref_for_offset): Properly adjust the
13455 MEM_REF type for unaligned accesses.
13457 2012-01-27 Richard Guenther <rguenther@suse.de>
13459 PR tree-optimization/50444
13460 * expr.c (mem_ref_refers_to_non_mem_p): New function.
13461 (expand_assignment): Use it. Properly handle misaligned
13462 bases when expanding stores to component references.
13463 (expand_expr_real_1): Use mem_ref_refers_to_non_mem_p and
13464 refactor that case.
13466 2012-01-27 Andrey Belevantsev <abel@ispras.ru>
13468 PR middle-end/51389
13469 * Makefile.in (tree-data-ref.o): Depend on $(PARAMS_H).
13470 * tree-data-ref.h (find_data_references_in_loop): Remove declaration.
13471 * tree-data-ref.c (find_data_references_in_loop): Make static.
13472 (compute_all_dependences): Change return type to bool. Bail out
13473 for too many datarefs in a loop. Move the hunk resetting the data
13474 dependences vector from ...
13475 (compute_data_dependences_for_loop): ... here. Account for
13476 compute_all_dependences returning false.
13477 (compute_data_dependences_for_bb): Likewise.
13478 * params.def (PARAM_LOOP_MAX_DATAREFS_FOR_DATADEPS): New param.
13479 * doc/invoke.texi (loop-max-datarefs-for-datadeps): Document it.
13481 2012-01-27 Richard Guenther <rguenther@suse.de>
13483 PR middle-end/51959
13484 * expr.c (store_field): Use the alias-set of the scratch memory
13487 2012-01-27 Tom de Vries <tom@codesourcery.com>
13489 PR tree-optimization/51990
13490 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
13492 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Same.
13494 2012-01-27 Jakub Jelinek <jakub@redhat.com>
13497 * var-tracking.c (reverse_op): Don't add any reverse operation
13498 if V already has any constant locations.
13500 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
13502 * doc/invoke.texi: Correct usage of "command line" (noun)
13503 vs "command-line" (adjective) throughout.
13505 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
13507 * doc/invoke.texi (Language Independent Options): Move
13508 -Wcoverage-mismatch blurb from here....
13509 (Warning Options): ...to here.
13511 2012-01-27 Peter Bergner <bergner@vnet.ibm.com>
13513 * config/rs6000/rs6000.c (rs6000_option_override_internal):
13514 Set rs6000_always_hint to false for 476.
13516 2012-01-27 Matthias Klose <doko@ubuntu.com>
13518 * gcc.c (add_sysrooted_prefix): Remove trailing dir separator from
13520 * incpath.c (add_standard_paths): Likewise.
13522 2012-01-27 Richard Henderson <rth@redhat.com>
13524 * config/m68k/m68k.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
13525 * config/m68k/sync.md (atomic_test_and_set): Rename from
13526 sync_test_and_setqi and adjust the operands.
13527 (atomic_test_and_set_1): Rename from sync_test_and_setqi_1
13528 and unconditionally enable.
13530 2012-01-27 Richard Henderson <rth@redhat.com>
13532 * config/sparc/sparc.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
13533 * config/sparc/sync.md (atomic_test_and_set): Only handle QImode.
13534 (ldstub): Rename from ldstubqi.
13535 (ldstub<I24MODE>): Remove.
13537 2012-01-27 Richard Henderson <rth@redhat.com>
13539 * target.def (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
13540 * c-cppbuiltin.c (cpp_atomic_builtins): Define
13541 __GCC_ATOMIC_TEST_AND_SET_TRUEVAL.
13542 * doc/tm.texi.in (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): Add doc hook.
13543 * doc/tm.texi: Rebuild.
13545 2012-01-27 Richard Henderson <rth@redhat.com>
13547 * optabs.c (gen_atomic_test_and_set): Remove default.
13548 (maybe_emit_atomic_test_and_set): Use maybe_expand_insn.
13550 2012-01-26 Jakub Jelinek <jakub@redhat.com>
13552 PR rtl-optimization/51978
13553 * ree.c (make_defs_and_copies_lists): Change set_pat type to const_rtx.
13554 (combine_reaching_defs): Likewise.
13555 (struct re_info): Remove.
13556 (add_removable_extension): Remove x and data arguments,
13557 add insn, insn_list and def_map. Use the arguments directly
13558 instead of using struct re_info.
13559 (find_removable_extensions): Don't call add_removable_extension
13560 through note_stores, instead just call it with single_set
13561 result if non-NULL.
13562 (find_and_remove_re): Pass curr_cand->expr instead of
13563 PATTERN (curr_cand->insn) as set_pat argument to combine_reaching_defs.
13565 2012-01-26 Michael Matz <matz@suse.de>
13567 PR tree-optimization/46590
13568 * cfgexpand.c: Revert last change (r183305).
13569 * gimplify.c (gimplify_bind_expr): Add clobbers for all non-gimple
13571 * tree-eh.c (cleanup_empty_eh): Try to optimize clobbers before
13572 checking for emptiness.
13574 2012-01-26 Jakub Jelinek <jakub@redhat.com>
13576 PR middle-end/51895
13577 * expr.c (expand_expr_real_1): Handle BLKmode MEM_REF of
13578 non-addressable non-BLKmode base correctly.
13580 2012-01-26 Michael Matz <matz@suse.de>
13582 PR tree-optimization/48794
13583 * tree-eh.c (remove_unreachable_handlers_no_lp): Don't remove
13584 regions referenced from RESX/EH_DISPATCH.
13586 2012-01-26 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
13588 * config/s390/s390.h: Make BRANCH_COST an option.
13589 * config/s390/s390.opt: New option -mbranch-cost.
13591 2012-01-26 Richard Henderson <rth@redhat.com>
13593 Revert 2012-01-24 change:
13594 * trans-mem.c (requires_barrier): Do not instrument thread local
13595 variables and emit save/restore for them.
13597 2012-01-25 Jakub Jelinek <jakub@redhat.com>
13599 PR middle-end/51986
13600 * sched-deps.c (sched_get_condition_with_rev_uncached): Don't test
13603 2012-01-25 Richard Sandiford <rdsandiford@googlemail.com>
13605 * config/mips/mips.c (mips_small_data_pattern_1): Don't process
13608 2012-01-25 Georg-Johann Lay <avr@gjlay.de>
13611 Rename __pgm to __flash.
13612 Rename __pgm1 to __flash1.
13613 Rename __pgm2 to __flash2.
13614 Rename __pgm3 to __flash3.
13615 Rename __pgm4 to __flash4.
13616 Rename __pgm5 to __flash5.
13617 Rename __pgmx to __memx.
13618 * doc/extend.texi (AVR Named Address Spaces)
13619 Rename address space names as indicated above.
13620 * config/avr/avr.c (avr_addrspace): Ditto.
13622 * config/avr/avr-protos.h
13623 (avr_mem_pgmx_p): Rename to avr_mem_memx_p.
13624 (avr_mem_pgm_p): Rename to avr_mem_flash_p.
13625 * config/avr/predicates.md: Ditto.
13626 * config/avr/avr.c Ditto, and
13627 (avr_decl_pgmx_p): Rename to avr_decl_memx_p.
13628 (avr_decl_pgm_p): Rename to avr_decl_flash_p.
13630 * config/avr/avr.h (ADDR_SPACE_PGM): Rename to ADDR_SPACE_FLASH.
13631 (ADDR_SPACE_PGM1): Rename to ADDR_SPACE_FLASH1.
13632 (ADDR_SPACE_PGM2): Rename to ADDR_SPACE_FLASH2.
13633 (ADDR_SPACE_PGM3): Rename to ADDR_SPACE_FLASH3.
13634 (ADDR_SPACE_PGM4): Rename to ADDR_SPACE_FLASH4.
13635 (ADDR_SPACE_PGM5): Rename to ADDR_SPACE_FLASH5.
13636 (ADDR_SPACE_PGMX): Rename to ADDR_SPACE_MEMX.
13637 * config/avr/avr.c: Ditto.
13638 * config/avr/avr.md: Ditto.
13640 2012-01-25 Jason Merrill <jason@redhat.com>
13643 * tree.c (find_decls_types_in_node): Walk gimple_call_fntype.
13645 2012-01-25 Jakub Jelinek <jakub@redhat.com>
13647 PR tree-optimization/51987
13648 * tree-data-ref.c (get_references_in_stmt): Handle references in
13649 non-volatile GIMPLE_ASM.
13651 2012-01-25 Richard Guenther <rguenther@suse.de>
13653 * tree-ssa-sccvn.c (vn_reference_eq): Also compare if both
13654 bases are dereferenced.
13656 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
13658 PR rtl-optimization/48374
13659 * sel-sched-ir.h (get_all_loop_exits): Check for zero successors.
13661 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
13663 * tree-predcom.c (tree_predictive_commoning_loop): Bail out when
13664 compute_data_dependences_for_loop returns false.
13665 * tree-parloops.c (loop_parallel_p): Likewise.
13667 2012-01-25 Richard Guenther <rguenther@suse.de>
13669 * tree.h (get_pointer_alignment_1): Declare.
13670 * builtins.c (get_pointer_alignment_1): New function.
13671 (get_pointer_alignment): Use it.
13673 2012-01-25 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
13675 PR rtl-optimization/48308
13676 * combine.c (enum undo_kind): Add UNDO_LINKS.
13677 (struct undo): Add member l to other_contents and where.
13678 (do_SUBST_LINK): New.
13680 (try_combine): Handle LOG_LINKS for the dummy i1 case.
13681 (undo_all): Handle UNDO_LINKS.
13683 2012-01-25 Richard Henderson <rth@redhat.com>
13685 * optabs.c (maybe_emit_atomic_test_and_set): Allow non-QImode
13688 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
13690 * optabs.c (gen_atomic_test_and_set): Use each argument.
13692 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
13694 * config/mips/mips-ps-3d.md (mips_addr_ps, reduc_splus_v2sf)
13695 (mips_cvt_pw_ps, mips_cvt_ps_pw, mips_mulr_ps, mips_cabs_cond_<fmt>)
13696 (mips_cabs_cond_4s, mips_cabs_cond_ps, bc1any4t, bc1any4f, bc1any2t)
13697 (bc1any2f, mips_rsqrt1_<fmt>, mips_rsqrt2_<fmt>, mips_recip1_<fmt>)
13698 (mips_recip2_<fmt>): Require TARGET_MIPS3D rather than
13699 TARGET_PAIRED_SINGLE_FLOAT.
13701 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
13703 * doc/rtl.texi (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
13704 (in_struct, return_val): Remove MEM documentation.
13705 * rtl.h (rtx_def): Remove MEM meanings from in_struct and return_val.
13706 (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
13707 (MEM_COPY_ATTRIBUTES): Remove references to MEM_IN_STRUCT_P
13709 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
13710 * cfgexpand.c (add_alias_set_conflicts): Likewise.
13711 * expr.c (store_field): Likewise.
13712 * function.c (assign_stack_temp_for_type): Likewise.
13713 * ifcvt.c (noce_try_cmove_arith): Likewise.
13714 * reload1.c (reload): Likewise.
13715 * config/alpha/alpha.c (alpha_set_memflags_1): Likewise.
13716 (alpha_set_memflags): Likewise.
13717 * config/m32c/m32c.c (m32c_immd_dbl_mov): Nullify.
13719 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
13721 * rtl.h (true_dependence, canon_true_dependence): Remove varies
13723 * alias.c (fixed_scalar_and_varying_struct_p): Delete.
13724 (true_dependence_1, write_dependence_p, may_alias_p): Don't call it.
13725 (true_dependence_1, true_dependence, canon_true_dependence): Remove
13727 * cselib.c (cselib_rtx_varies_p): Delete.
13728 (cselib_invalidate_mem): Update call to canon_true_dependence.
13729 * dse.c (record_store, check_mem_read_rtx): Likewise.
13730 (scan_reads_nospill): Likewise.
13731 * cse.c (check_dependence): Likewise.
13732 (cse_rtx_varies_p): Delete.
13733 * expr.c (safe_from_p): Update call to true_dependence.
13734 * ira.c (validate_equiv_mem_from_store): Likewise.
13735 (memref_referenced_p): Likewise.
13736 * postreload-gcse.c (find_mem_conflicts): Likewise.
13737 * sched-deps.c (sched_analyze_2): Likewise.
13738 * store-motion.c (load_kills_store): Likewise.
13739 * config/frv/frv.c (frv_registers_conflict_p_1): Likewise.
13740 * gcse.c (mems_conflict_for_gcse_p): Likewise.
13741 (compute_transp): Update call to canon_true_dependence.
13743 2012-01-25 Richard Henderson <rth@redhat.com>
13745 * optabs.c (CODE_FOR_atomic_test_and_set): Provide default.
13746 (maybe_emit_atomic_test_and_set): New.
13747 (expand_sync_lock_test_and_set): Use it.
13748 (expand_atomic_test_and_set): Likewise.
13749 * doc/extend.texi (__atomic_test_and_set): Adjust the docs to match
13750 the implementation; clarify implementation defined details.
13751 * doc/md.texi (atomic_test_and_set): Document.
13753 2012-01-25 Richard Henderson <rth@redhat.com>
13755 * config/sparc/predicates.md (zero_or_v7_operand): Use match_code.
13757 2012-01-25 Richard Henderson <rth@redhat.com>
13760 * config/arm/arm.c (neon_split_vcombine): Emit deleted note
13761 to effect no-op split.
13763 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
13766 * builtin-types.def: (BT_CONST_DOUBLE_PTR): New.
13767 (BT_FN_VOID_PTR_CONST_PTR_SIZE): New.
13768 (BT_FN_VOID_PTR_INT_SIZE): New.
13769 (BT_FN_UINT_UINT_VAR): Remove.
13770 (BT_FN_UINT32_UINT32_VAR): New.
13771 (BT_FN_DOUBLE_VPTR): Remove.
13772 (BT_FN_DOUBLE_CONST_DOUBLE_PTR): New.
13774 * gtm-builtins.def (_ITM_abortTransaction): Set return type to void.
13775 (_ITM_changeTransactionMode): Same.
13776 (_ITM_memmoveRtWt): Change return type to void.
13777 (_ITM_memcpyRtWt): Same.
13778 (_ITM_memsetW): Same.
13779 (_ITM_RaRD): Change types to double.
13784 * builtins.def (DEF_TM_BUILTIN): Set BOTH_P to true.
13786 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
13787 Patrick Marlier <patrick.marlier@gmail.com>
13789 * trans-mem.c (requires_barrier): Do not instrument thread local
13790 variables and emit save/restore for them.
13792 2012-01-24 Jason Merrill <jason@redhat.com>
13795 * cgraphunit.c (cgraph_decide_is_function_needed): Don't always
13796 output static aliases.
13798 2012-01-24 Jakub Jelinek <jakub@redhat.com>
13801 * common.opt (-pie, -shared, pie, shared): Change from Common to
13803 * gcc.c (display_help): Display help for -pie and -shared.
13805 2012-01-24 Georg-Johann Lay <avr@gjlay.de>
13808 * doc/extend.texi (AVR Named Address Spaces): Move sample code up.
13809 Remove note on size/offset limitation.
13810 (AVR Variable Attributes): Add example how to read data located
13811 with progmem. Refer to named address spaces.
13812 * doc/invoke.texi (AVR Options): Fix typo.
13814 2012-01-24 Richard Guenther <rguenther@suse.de>
13816 Forward-port to trunk
13817 2010-09-21 Jakub Jelinek <jakub@redhat.com>
13819 PR middle-end/45678
13820 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: If
13821 op0 isn't sufficiently aligned and there is movmisalignM
13822 insn for mode, use it to load op0 into a temporary register.
13824 2012-01-24 Jakub Jelinek <jakub@redhat.com>
13827 * target.def (const_not_ok_for_debug_p): New hook.
13828 * doc/tm.texi.in (TARGET_CONST_NOT_OK_FOR_DEBUG_P): New hook
13830 * doc/tm.texi: Regenerated.
13831 * dwarf2out.c (const_ok_for_output_1): If
13832 targetm.const_not_ok_for_debug_p returns true, fail.
13833 * config/rs6000/rs6000.c (rs6000_const_not_ok_for_debug_p): New
13835 (TARGET_CONST_NOT_OK_FOR_DEBUG_P): Redefine.
13837 2012-01-23 Kai Tietz <ktietz@redhat.com>
13840 * config/i386/predicates.md (symbolic_operand): Allow
13841 UNSPEC_PCREL as PIC expression for lea.
13842 * config/i386/winnt.c (i386_pe_binds_local_p): Reworked.
13843 * config/i386/i386.c (ix86_delegitimize_address): Handle
13844 UNSPEC_PCREL for none-MEM, too.
13846 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
13848 * trans-mem.c (ipa_tm_create_version): Set externally_visible.
13849 (ipa_tm_create_version_alias): Same.
13851 2012-01-23 Uros Bizjak <ubizjak@gmail.com>
13854 * builtin-types.def (BT_FN_UINT_UINT_VAR): New.
13855 * gtm-builtins.def (BUILT_IN_TM_START): Declare as BT_FN_UINT_UINT_VAR.
13857 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
13858 Patrick Marlier <patrick.marlier@gmail.com>
13859 Iain Sandoe <developer@sandoe-acoustics.co.uk>
13862 * lto-wrapper.c (run_gcc): Pass the LTO section name to
13863 simple_object_start_read.
13865 2012-01-23 Richard Guenther <rguenther@suse.de>
13868 PR tree-optimization/51895
13869 * tree-sra.c (decide_one_param_reduction): Avoid sub-optimal
13870 parameter decomposition into BLKmode components.
13872 2012-01-23 Eric Botcazou <ebotcazou@adacore.com>
13874 * tree-ssa-structalias.c (intra_create_variable_infos): Do not create
13875 fake variables for restrict-qualified pointers whose pointed-to type
13876 contains a placeholder.
13878 2012-01-23 Richard Guenther <rguenther@suse.de>
13880 PR tree-optimization/51949
13881 * ipa-split.c (execute_split_functions): Do not split malloc functions.
13883 2012-01-23 Jakub Jelinek <jakub@redhat.com>
13885 PR rtl-optimization/51933
13886 * ree.c (transform_ifelse): Return true right away if dstreg is
13887 already wider or equal to cand->mode.
13888 (enum ext_modified_kind, struct ext_modified, ext_state): New types.
13889 (make_defs_and_copies_lists): Remove defs_list and copies_list
13890 arguments, add state argument, just truncate state->work_list
13891 instead of always allocating and freeing the vector. Assert that
13892 get_defs succeeds instead of returning 2. Changed return type to bool.
13893 (merge_def_and_ext): Add state argument. If SET_DEST doesn't
13894 have ext_src_mode, see if it has been modified already with the
13895 right kind of extension and has been extended before from the
13896 ext_src_mode. If SET_DEST is already wider or equal to cand->mode,
13897 just return true. Remember the original mode in state->modified array.
13898 (combine_reaching_defs): Add state argument. Don't allocate and
13899 free here def_list, copied_list and vec vectors, instead just
13900 VEC_truncate the vectors in *state. Don't handle outcome == 2 here.
13901 (find_and_remove_re): Set DF_DEFER_INSN_RESCAN df flag.
13902 Add state variable, clear vectors in it, initialize state.modified
13903 if needed. Free all the vectors at the end and state.modified too.
13904 Don't skip a candidate if the extension expression has been modified.
13906 2012-01-22 Douglas B Rupp <rupp@gnat.com>
13909 * config.gcc: (i[34567]86-*-interix3*): Remove from obsolete
13910 configurations. Change triplet to i[34567]86-*-interix[3-9]*.
13911 (extra_options) interix.opt -> i386/interix.opt"
13912 (extra_objs):Add winnt-stubs.o
13913 * configure.ac: Add interix to target_os .comm on PE check.
13914 * configure: Regenerate.
13915 * config/interix3.h: Delete and move bits to..
13916 * config/interix.h: Delete and move bits to..
13917 * config/i386/i386-interix3.h: Delete and move bits to..
13918 * config/i386/i386-interix.h: ..here.
13919 (TARGET_CPU_DEFAULT): Remove redefinition.
13920 (TARGET_ASM_CONSTRUCTOR): Undefine.
13921 (SUBTARGET_SWITCHES): Define for ms-bitfields.
13922 (TARGET_OS_CPP_BUILTINS): Remove __OPENNT. Add __declspec.
13923 (PTRDIFF_TYPE): Define.
13924 (LONG_DOUBLE_TYPE_SIZE): Define.
13925 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Define.
13926 (SUBTARGET_OVERRIDE_OPTIONS): Remove.
13927 (TARGET_SECTION_TYPE_FLAGS): Define.
13928 (ASM_DECLARE_FUNCTION_NAME): Define.
13929 (ASM_OUTPUT_EXTERNAL): Define.
13930 (ASM_OUTPUT_EXTERNAL_LIBCALL): Define.
13931 (ASM_OUTPUT_ALIGNED_BSS): Define.
13932 (PCC_BITFIELD_TYPE_MATTERS): Define.
13933 (USE_CONST_SECTION): Define.
13934 (SUBTARGET_ENCODE_SECTION_INFO): Remove.
13935 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
13936 (SUPPORTS_ONE_ONLY): Remove.
13937 (I386_PE_STRIP_ENCODING): Define.
13938 * config/interix.opt: Delete and move bits to..
13939 * config/i386/interix.opt: ..here. New.
13940 (mpe-aligned-commons): Add.
13941 * config/i386/t-interix: Add copyright header.
13942 (winnt-stubs.o): Add rule.
13944 2012-01-22 Jason Merrill <jason@redhat.com>
13947 * varpool.c (varpool_analyze_pending_decls): Copy DECL_EXTERNAL
13948 for extra name aliases.
13950 2012-01-22 Eric Botcazou <ebotcazou@adacore.com>
13952 PR rtl-optimization/51924
13953 * ree.c (combine_set_extension): Improve debugging message.
13954 (combine_reaching_defs): Likewise.
13955 (get_defs): Rename confusingly named variable.
13956 (find_and_remove_re): Skip a candidate if the extension expression has
13959 2012-01-21 Robert Millan <rmh@gnu.org>
13960 Gerald Pfeifer <gerald@pfeifer.com>
13962 * config/kfreebsd-gnu.h (GNU_USER_DYNAMIC_LINKERX32): New macro.
13963 (GNU_USER_DYNAMIC_LINKER): Adjust indentation.
13965 2012-01-20 Jakub Jelinek <jakub@redhat.com>
13967 PR tree-optimization/51914
13968 * tree-vect-stmts.c (vectorizable_conversion): For
13969 cvt_type && modifier == WIDEN, put temporary with cvt_type
13970 at the beginning of vec_dsts and set vec_dest to temporary
13973 2012-01-20 Eric Botcazou <ebotcazou@adacore.com>
13975 * cfgrtl.c (rtl_dump_bb): Do not dump insns for {ENTRY|EXIT}_BLOCK.
13977 2012-01-20 Tijl Coosemans <tijl@coosemans.org>
13979 * config/i386/i386.c: Fix checks for !TARGET_MACHO.
13980 * config/rs6000/rs6000.c: Likewise.
13982 2012-01-20 Jakub Jelinek <jakub@redhat.com>
13985 * config/arm/arm.c (arm_count_output_move_double_insns): Call
13986 output_move_double on a copy of operands array.
13988 2012-01-20 Cary Coutant <ccoutant@google.com>
13989 Dodji Seketeli <dodji@redhat.com>
13992 * dwarf2out.c (copy_declaration_context): Return ref to parent
13993 of declaration DIE, if necessary.
13994 (remove_child_or_replace_with_skeleton): Add new parameter; update
13995 caller. Place skeleton DIE under parent DIE of original declaration.
13996 Move call to copy_declaration_context to here ...
13997 (break_out_comdat_types): ... from here.
13999 2012-01-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
14001 PR rtl-optimization/51856
14002 * reload.c (find_reloads_subreg_address): Set the address_reloaded
14005 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
14008 * config/arm/arm.c (arm_print_operand): Correct output of alignment
14009 hints for neon loads and stores.
14011 2012-01-20 Georg-Johann Lay <avr@gjlay.de>
14015 * doc/extend.texi (Named Address Spaces): Split into subsections.
14016 (AVR Named Address Spaces): New subsection.
14017 (M32C Named Address Spaces): New subsection.
14018 (RL78 Named Address Spaces): New subsection.
14019 (SPU Named Address Spaces): New subsection.
14020 (Variable Attributes): New anchor "AVR Variable Attributes".
14021 (AVR Variable Attributes): Rewrite and avoid wording
14022 "address space" in this context.
14023 * doc/invoke.texi (AVR Options): Rewrite and add documentation
14024 for -maccumulate-args, -mbranch-cost=, -mrelax, -mshort-calls.
14025 (AVR Built-in Macros): New subsubsection therein.
14026 * doc/md.texi (AVR constraints): Remove "C04", "R".
14028 2012-01-20 Richard Guenther <rguenther@suse.de>
14030 PR tree-optimization/51903
14031 * tree-ssa-pre.c (eliminate): Properly purging of EH edges
14032 when removing stmts.
14034 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
14037 * config/arm/arm.c (arm_load_pic_register): Use
14038 gen_pic_load_addr_unified. Delete calls to gen_pic_load_addr_32bit
14039 , gen_pic_add_dot_plus_eight and gen_pic_add_dot_plus_four.
14040 (arm_pic_static_addr): Likewise.
14041 (arm_rtx_costs_1): Adjust cost for UNSPEC_PIC_UNIFIED.
14042 (arm_note_pic_base): Handle UNSPEC_PIC_UNIFIED.
14043 * config/arm/arm.md (UNSPEC_PIC_UNIFIED): Define.
14044 (pic_load_addr_unified): New.
14046 2012-01-20 Andrey Belevantsev <abel@ispras.ru>
14049 * function.c (instantiate_virtual_regs_in_insn): Use
14050 delete_insn_and_edges when removing a wrong asm insn.
14052 2012-01-19 Vladimir Makarov <vmakarov@redhat.com>
14054 PR rtl-optimization/40761
14055 * ira-int.h (struct ira_loop_tree_node): Add comment for member loop.
14056 Add new member loop_num.
14057 (IRA_LOOP_NODE_BY_INDEX): Modify the check.
14058 (ira_build): Remove the parameter.
14060 * ira.c (ira_print_disposition): Use loop_num instead of loop->num.
14061 (ira.c): Do not build CFG loops for one region allocation. Remove
14062 argument from ira_build call.
14064 * ira-build.c (init_loop_tree_node): New function.
14065 (create_loop_tree_nodes): Use it. Separate the case when CFG
14066 loops are not built.
14067 (more_one_region_p): Check current_loops.
14068 (finish_loop_tree_nodes): Separate the case when CFG loops are not
14070 (add_loop_to_tree): Process loop equal to NULL too.
14071 (form_loop_tree): Separate the case when CFG loops are not built.
14072 Use explicitly number for the root.
14073 (rebuild_regno_allocno_maps, create_loop_tree_node_allocnos): Add
14075 (ira_print_expanded_allocno, loop_compare_func): Use loop_num
14076 instead of loop->num.
14077 (mark_loops_for_removal): Ditto. Use loop_num instead of loop->num.
14078 (mark_all_loops_for_removal): Ditto.
14079 (remove_unnecessary_regions): Separate the case when CFG loops
14081 (ira_build): Remove the parameter. Use explicit number of regions
14082 when CFG loops are not built.
14084 * ira-color.c (print_loop_title): Separate the case for the root node.
14085 Use loop_num instead of loop->num.
14086 (move_spill_restore): Use loop_num instead of loop->num.
14088 * ira-emit.c (setup_entered_from_non_parent_p): Add an assertion.
14089 (change_loop): Ditto.
14090 (change_loop): Use loop_num instead of loop->num.
14092 * ira-lives.c (process_bb_node_lives): Ditto.
14094 * ira-costs.c (print_allocno_costs, find_costs_and_classes): Ditto.
14096 * ira-conflicts.c (print_allocno_conflicts): Ditto.
14098 2012-01-19 Jakub Jelinek <jakub@redhat.com>
14100 PR libmudflap/40778
14101 * tree-mudflap.c (mf_artificial): New function.
14102 (execute_mudflap_function_ops, execute_mudflap_function_decls,
14103 mx_register_decls, mudflap_enqueue_decl): Use it.
14106 * config/arm/neon.md (*neon_vswp<mode>): Fix up operand
14107 numbers in the insn pattern.
14109 2012-01-19 Michael Matz <matz@suse.de>
14111 PR tree-optimization/46590
14112 * cfgexpand.c (add_scope_conflicts_1): New old_conflicts argument,
14113 use it in remembering which conflicts we already created.
14114 (add_scope_conflicts): Adjust call to above, (de)allocate helper
14117 2012-01-19 Aldy Hernandez <aldyh@redhat.com>
14120 * lto-wrapper.c (run_gcc): Pass -fgnu_tm on.
14121 (merge_and_complain): Same.
14123 2012-01-19 Jakub Jelinek <jakub@redhat.com>
14126 * config/initfini-array.h: Guard content of the header
14127 with #ifdef HAVE_INITFINI_ARRAY.
14128 * configure.ac: Move gcc_AC_INITFINI_ARRAY much later into the file.
14129 Add initfini-array.h to tm_file here.
14130 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): For non-ia64 do a linker test.
14131 * config.gcc: Don't add initfini-array.h to tm_file here.
14132 * configure: Regenerated.
14134 2012-01-19 Andrey Belevantsev <abel@ispras.ru>
14136 PR rtl-optimization/51505
14137 * df-problems.c (df_kill_notes): New parameter live. Update comment.
14138 Remove REG_EQUAL/REG_EQUIV notes referring to dead registers.
14139 (df_note_bb_compute): Update the call to df_kill_notes.
14141 2012-01-18 Aldy Hernandez <aldyh@redhat.com>
14143 * trans-mem.c (requires_barrier): Remove call to is_global_var.
14145 2012-01-18 Richard Guenther <rguenther@suse.de>
14147 * tree-ssa.c (useless_type_conversion_p): Remove special-casing
14148 of conversions to void *.
14150 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
14151 Richard Sandiford <rdsandiford@googlemail.com>
14153 PR middle-end/50325
14154 PR middle-end/51192
14155 * optabs.h (simplify_expand_binop): Declare.
14156 * optabs.c (simplify_expand_binop): Make global.
14157 * expmed.c (store_bit_field_1): Use simplify_expand_binop on big
14158 endian targets if the source cannot be exactly covered by word
14161 2012-01-17 Jakub Jelinek <jakub@redhat.com>
14164 * hard-reg-set.h (struct hard_reg_set_container): New type.
14165 * target.h (struct hard_reg_set_container): Forward declare.
14166 * target.def (set_up_by_prologue): New target hook.
14167 * doc/tm.texi.in (TARGET_SET_UP_BY_PROLOGUE): Document it.
14168 * doc/tm.texi: Regenerated.
14169 * function.c (thread_prologue_and_epilogue_insns): Change
14170 set_up_by_prologue HARD_REG_SET into struct hard_reg_set_container.
14171 Call targetm.set_up_by_prologue on it.
14172 * config/rs6000/rs6000.c (rs6000_set_up_by_prologue): New function.
14173 (TARGET_SET_UP_BY_PROLOGUE): Redefine to it.
14175 2012-01-17 Nick Clifton <nickc@redhat.com>
14177 * config/rx/rx.c (rx_can_use_simple_return): New function.
14178 * config/rx/rx-protos.h (rx_can_use_simple_return): Prototype.
14179 * config/rx/rx.md (return): Predicate on rx_can_use_simple_return.
14181 2012-01-17 Richard Guenther <rguenther@suse.de>
14183 PR middle-end/51782
14184 * expr.c (expand_assignment): Take address-space information
14185 from the address operand of MEM_REF and TARGET_MEM_REF.
14186 (expand_expr_real_1): Likewise.
14188 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
14190 * ira.c (do_reload): Make sure ira_dump_file is re-set if no
14191 reload dump is requested.
14193 2012-01-17 Aldy Hernandez <aldyh@redhat.com>
14196 * trans-mem.c (requires_barrier): Call may_be_aliased.
14198 2012-01-17 Jakub Jelinek <jakub@redhat.com>
14200 PR tree-optimization/51877
14201 * tree-ssa-tail-merge.c (gimple_equal_p): Don't return true whenever
14202 call arguments and fndecls compare equal, instead return false if they
14203 don't. Return true only if lhs1 and lhs2 are either both NULL, or
14204 both SSA_NAMEs that are valueized the same, or they satisfy
14207 2012-01-17 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
14209 * configure.ac (gcc_cv_target_dl_iterate_phdr): Only check on
14211 * configure: Regenerate.
14213 2012-01-16 Jan Hubicka <jh@suse.cz>
14217 * convert.c (convert_to_integer): Use fold_convert for
14218 converting an INTEGER_CST to integer type.
14220 2012-01-16 Jason Merrill <jason@redhat.com>
14223 * vec.c (vec_gc_o_reserve_1): Use ggc_round_alloc_size.
14225 2012-01-16 Jakub Jelinek <jakub@redhat.com>
14228 * config/s390/s390.c (s390_chunkify_start): Don't skip
14229 call insns followed by NOTE_INSN_CALL_ARG_LOCATION note. Skip
14230 NOTE_INSN_VAR_LOCATION and NOTE_INSN_CALL_ARG_LOCATION notes.
14231 If insn is followed by NOTE_INSN_VAR_LOCATION or
14232 NOTE_INSN_CALL_ARG_LOCATION notes, insert jump after all those notes.
14233 Don't use location of note insns.
14235 PR tree-optimization/51865
14236 * tree-inline.c (tree_function_versioning): Call remap_decl
14237 on DECL_RESULT whenever it has VOID_TYPE_P type.
14239 2012-01-15 Richard Sandiford <rdsandiford@googlemail.com>
14241 * config/mips/mips.c (mips16_build_call_stub): Don't use a stub
14242 for calls to locally-binding MIPS16 functions if only the return
14243 type uses float regs.
14245 2012-01-15 Chung-Lin Tang <cltang@codesourcery.com>
14246 Richard Sandiford <rdsandiford@googlemail.com>
14248 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): Delete.
14249 (SYMBOL_32_HIGH): Likewise.
14250 (mips_output_tls_reloc_directive): Declare.
14251 * config/mips/mips.h (PIC_FUNCTION_ADDR_REGNUM): Move to mips.md.
14252 (mips_use_pcrel_pool_p, mips_lo_relocs, mips_hi_relocs): Declare.
14253 * config/mips/mips.c (mips_use_pcrel_pool_p): New variable.
14254 (mips_lo_relocs, mips_hi_relocs): Make extern.
14255 (mips16_stub_function): Move up file.
14256 (mips_classify_symbol): Remove SYMBOL_FORCE_TO_MEM handling.
14257 (mips_symbolic_constant_p): Likewise. Remove SYMBOL_32_HIGH too.
14258 (mips_symbol_insns_1): Likewise. Check mips_use_pcrel_pool_p.
14259 (mips_cannot_force_const_mem): Use mips_use_pcrel_pool_p instead of
14260 SYMBOL_FORCE_TO_MEM. Only check mips_tls_symbol_ref_1 if it's false.
14261 (mips_get_tp): Add MIPS16 support.
14262 (mips_legitimize_tls_address): Remove MIPS16 sorry().
14263 Generalize DTPREL and TPREL handling.
14264 (mips_init_relocs): Initialize mips_use_pcrel_pool_p.
14265 Add MIPS16 TLS support.
14266 (mips_output_tls_reloc_directive): New function.
14267 (mips16_rewrite_pool_refs): Ignore UNSPEC_TLS_GET_TPs.
14268 * config/mips/predicates.md (symbolic_operand_with_high)
14269 (tls_reloc_operand): New predicates.
14270 (force_to_mem_operand): Use mips_use_pcrel_pool_p.
14271 * config/mips/mips.md (UNSPEC_UNSHIFTED_HIGH): New unspec.
14272 (PIC_FUNCTION_ADDR_REGNUM): Moved from mips.h.
14273 (*unshifted_high): New instruction. Use it for MIPS16 high splitter.
14274 (consttable_tls_reloc, tls_get_tp_mips16_<mode>): New patterns.
14275 (*tls_get_tp_mips16_call_<mode>): Likewise.
14277 2012-01-15 Uros Bizjak <ubizjak@gmail.com>
14279 PR rtl-optimization/51821
14280 * recog.c (peep2_find_free_register): Determine clobbered registers
14283 2012-01-14 Denis Chertykov <chertykov@gmail.com>
14286 * config/avr/avr-protos.h: Revert change of 2012-01-09.
14287 * config/avr/avr.c: Likewise.
14288 * config/avr/avr.h: Likewise.
14290 2012-01-13 Ian Lance Taylor <iant@google.com>
14293 * tree.h (TYPE_QUALS): Add cast to int.
14294 (TYPE_QUALS_NO_ADDR_SPACE): Likewise.
14296 2012-01-13 Ian Lance Taylor <iant@google.com>
14298 * ipa-cp.c (ipa_get_indirect_edge_target): Add typecasts when
14299 comparing param_index to VEC_length result.
14301 2012-01-13 Steven Bosscher <steven@gcc.gnu.org>
14303 * c-decl.c: Do not include tree-mudflap.h
14304 * tree-optimize.c: Likewise.
14305 * Makefile.in: Update dependencies.
14307 2012-01-13 Richard Guenther <rguenther@suse.de>
14310 * gimplify.c (gimplify_modify_expr_rhs): For calls with a
14311 variable-sized result always use RSO.
14313 2012-01-12 DJ Delorie <dj@redhat.com>
14315 * cfgexpand.c (convert_debug_memory_address): Allow any valid
14316 pointer type, not just the default pointer type.
14318 2012-01-09 Richard Henderson <rth@redhat.com>
14319 Denis Chertykov <chertykov@gmail.com>
14322 * config/avr/avr-protos.h (avr_hard_regno_nregs): Declare.
14323 * config/avr/avr.c (avr_can_eliminate): Simplify.
14324 (avr_initial_elimination_offset): Likewise.
14325 (avr_prologue_setup_frame): Use hard_frame_pointer_rtx.
14326 (expand_epilogue): Likewise.
14327 (avr_legitimize_address): Gut.
14328 (avr_legitimize_reload_address): Use hard_frame_pointer_rtx.
14329 (avr_hard_regno_nregs): New.
14330 (avr_hard_regno_ok): Allow only Pmode for arg and frame_pointers.
14331 (avr_regno_mode_code_ok_for_base_b): Handle arg and frame pointers.
14332 * config/avr/avr.h (FIXED_REGISTERS): Adjust arg pointer,
14333 add soft frame pointer.
14334 (CALL_USED_REGISTERS): Likewise.
14335 (REG_CLASS_CONTENTS): Likewise.
14336 (REGISTER_NAMES): Likewise.
14337 (HARD_REGNO_NREGS): Use avr_hard_regno_nregs.
14338 (HARD_FRAME_POINTER_REGNUM): New.
14339 (FRAME_POINTER_REGNUM): Use soft frame pointer.
14340 (ELIMINABLE_REGS): Eliminate from the soft frame pointer,
14341 remove the HARD_FRAME_POINTER self-elimination.
14343 2012-01-12 Georg-Johann Lay <avr@gjlay.de>
14346 * config/avr/avr.c (avr_encode_section_info): Test for absence of
14347 DECL_EXTERNAL when checking for initializers of progmem variables.
14349 2012-01-12 Ira Rosen <irar@il.ibm.com>
14351 PR tree-optimization/51799
14352 * tree-vect-patterns.c (vect_recog_over_widening_pattern): Check
14353 that the last operation is a type demotion.
14355 2012-01-12 Uros Bizjak <ubizjak@gmail.com>
14357 * config/i386/i386.md (*zero_extendsidi2_rex64): Correct movl template.
14358 (x86_shift<mode>_adj_1): Remove operand constraint from operand 3.
14360 2012-01-11 Jakub Jelinek <jakub@redhat.com>
14363 * combine.c (distribute_notes): If i3 is a noreturn call,
14364 allow old_size to be equal to args_size and make sure the
14365 noreturn call gets REG_ARGS_SIZE note.
14366 * expr.c (fixup_args_size_notes): Put REG_ARGS_SIZE notes
14367 on noreturn calls even when the delta is 0.
14369 2012-01-11 Nathan Sidwell <nathan@acm.org>
14371 * gcov.c (STRING_SIZE): Remove.
14372 (generate_results): Erase annotations for source files with no
14373 coverage information.
14375 (output_lines): Use it.
14377 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
14379 * gimple.h (gimplify_body): Remove first argument.
14380 * gimplify.c (copy_if_shared): Add DATA argument. Do not create the
14381 pointer set here, instead just pass DATA to walk_tree.
14382 (unshare_body): Remove BODY_P argument and adjust. Create the pointer
14383 set here and invoke copy_if_shared on the size trees of DECL_RESULT.
14384 (unvisit_body): Likewise, but with unmark_visited.
14385 (gimplify_body): Remove BODY_P argument and adjust.
14386 (gimplify_function_tree): Adjust call to gimplify_body.
14387 * omp-low.c (finalize_task_copyfn): Likewise.
14389 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
14391 * tree.h (build_function_decl_skip_args): Add boolean parameter.
14392 (build_function_type_skip_args): Delete.
14393 * tree.c (build_function_type_skip_args): Make static and add
14394 SKIP_RETURN parameter. Fix thinko in the handling of variants.
14395 (build_function_decl_skip_args): Add SKIP_RETURN parameter and
14396 pass it to build_function_type_skip_args.
14397 * cgraph.h (cgraph_function_versioning): Add boolean parameter.
14398 (tree_function_versioning): Likewise.
14399 * cgraph.c (cgraph_create_virtual_clone): Adjust call to
14400 build_function_decl_skip_args.
14401 * cgraphunit.c (cgraph_function_versioning): Add SKIP_RETURN parameter
14402 and pass it to build_function_decl_skip_args/tree_function_versioning.
14403 (cgraph_materialize_clone): Adjust call to tree_function_versioning.
14404 * ipa-inline-transform.c (save_inline_function_body): Likewise.
14405 * trans-mem.c (ipa_tm_create_version): Likewise.
14406 * tree-sra.c (modify_function): Ditto for cgraph_function_versioning.
14407 * tree-inline.c (declare_return_variable): Remove always-true test.
14408 (tree_function_versioning): Add SKIP_RETURN parameter. If the function
14409 returns non-void and SKIP_RETURN, create a void-typed RESULT_DECL.
14410 * ipa-split.c (split_function): Skip the return value for the split
14411 part if it doesn't return.
14413 2012-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
14415 PR tree-optimization/49642
14416 * ipa-split.c (forbidden_dominators): New variable.
14417 (check_forbidden_calls): New function.
14418 (dominated_by_forbidden): Likewise.
14419 (consider_split): Check for forbidden dominators.
14420 (execute_split_functions): Initialize and free forbidden
14421 dominators info; call check_forbidden_calls.
14423 2012-01-11 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
14425 * config/arm/arm.md (mov_notscc): Use MVN for false condition.
14427 2012-01-11 Nick Clifton <nickc@redhat.com>
14429 * config/rx/rx.md (return): Define pattern.
14431 2012-01-11 Richard Guenther <rguenther@suse.de>
14433 * doc/extend.texi (malloc attribute): Adjust according to
14436 2012-01-10 Aldy Hernandez <aldyh@redhat.com>
14437 Patrick Marlier <patrick.marlier@gmail.com>
14439 PR middle-end/51516
14440 * trans-mem.c (get_cg_data): Traverse aliases if requested.
14441 (ipa_tm_scan_calls_block): Update parameters to get_cg_data.
14442 (ipa_tm_note_irrevocable): Same.
14443 (ipa_tm_scan_irr_block): Same.
14444 (ipa_tm_decrement_clone_counts): Same.
14445 (ipa_tm_scan_irr_function): Same.
14446 (ipa_tm_create_version_alias): Same.
14447 (ipa_tm_create_version): Same.
14448 (ipa_tm_transform_calls_redirect): Same.
14449 (ipa_tm_transform_calls): Same.
14450 (ipa_tm_transform_transaction): Same.
14451 (ipa_tm_execute): Same.
14453 2012-01-10 Richard Guenther <rguenther@suse.de>
14455 PR middle-end/51806
14456 * opts.c (common_handle_option): Handle -Werror.
14458 2012-01-10 Andreas Schwab <schwab@linux-m68k.org>
14460 * config/m68k/sync.md ("atomic_compare_and_swap<mode>_1"): Fix
14463 2012-01-10 Jason Merrill <jason@redhat.com>
14465 * doc/invoke.texi (C++ Dialect Options): Update -fabi-version=6
14468 2012-01-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
14470 * configure.ac (gcc_cv_as_ix86_tlsgdplt): Check if linker
14471 supports R_386_TLS_GD_PLT reloc.
14472 (gcc_cv_as_ix86_tlsldmplt): Check if linker
14473 supports R_386_TLS_LDM_PLT reloc.
14474 * configure: Regenerate.
14475 * config.in: Regenerate.
14477 2012-01-10 Georg-Johann Lay <avr@gjlay.de>
14480 Extend __pgmx semantics to linearize memory.
14481 * config/avr/avr.md (mov<mode>): Use avr_xload_libgcc_p to
14482 determine if code comes inline or from libgcc.
14483 (MOVMEM_r_d:HI): Add "w" to constraint for better preference.
14484 (movmem_qi, movmem_qi): Set constraint #2 to "n".
14485 (movmem_qi_elpm, movmem_hi_elpm): Remove insns.
14486 (movmemx_qi, movmemx_hi): New insns.
14487 (xload_<mode>_libgcc): Rewrite to new insn condition.
14488 (xload_<mode>): Remove insns.
14489 * config/avr/avr.c (avr_out_xload): Rewrite: Only need to handle
14490 cases that don't satisfy avr_xload_libgcc_p().
14491 (avr_addr_space_convert): Allow converting in any direction.
14492 (avr_addr_space_subset_p): Return always true.
14493 (avr_xload_libgcc_p): Rewrite to fit new __pgmx semantics.
14494 (avr_emit_movmemhi): Ditto.
14495 (avr_out_lpm): No need to handle ADDR_SPACE_PGMX any more.
14496 (avr_out_movmem): Ditto.
14497 (AVR_SYMBOL_FLAG_PROGMEM): New macro.
14498 (AVR_SYMBOL_SET_ADDR_SPACE): New macro.
14499 (AVR_SYMBOL_GET_ADDR_SPACE): New macro.
14500 (avr_encode_section_info): Encode 'progmem' in symbol flags.
14501 (output_reload_in_const): Don't zero-extend any 24-bit symbols.
14503 2012-01-10 Richard Guenther <rguenther@suse.de>
14505 PR tree-optimization/50913
14506 * graphite-scop-detection.c (stmt_has_simple_data_refs_p):
14507 Require data-refs to be representable by Graphite with respect
14510 2012-01-10 Uros Bizjak <ubizjak@gmail.com>
14512 * config/i386/constraints.md ("L"): Return true for 0xffffffff.
14513 * config/i386/i386.c (*anddi_1): Emit AND with 0xffffffff as MOV.
14515 2012-01-10 Tom de Vries <tom@codesourcery.com>
14517 PR rtl-optimization/51271
14518 * dwarf2cfi.c (scan_trace): Save and restore cur_row->reg_save when
14519 handling annulled branch.
14521 2012-01-10 Richard Henderson <rth@redhat.com>
14523 * config/arm/arm.c (arm_vectorize_vec_perm_const_ok,
14524 TARGET_VECTORIZE_VEC_PERM_CONST_OK, neon_split_vcombine, MAX_VECT_LEN,
14525 struct expand_vec_perm_d, arm_expand_vec_perm_1, arm_expand_vec_perm,
14526 arm_evpc_neon_vuzp, arm_evpc_neon_vzip, arm_evpc_neon_vrev,
14527 arm_evpc_neon_vtrn, arm_evpc_neon_vtbl, arm_expand_vec_perm_const_1,
14528 arm_expand_vec_perm_const): New.
14529 * config/arm/arm-protos.h: Update.
14530 * config/arm/neon.md (UNSPEC_VCONCAT): New.
14531 (*neon_vswp<VDQX>): New.
14532 (neon_vcombine<VDX>): Use neon_split_vcombine.
14533 (neon_vtbl1v16qi, neon_vtbl2v16qi, neon_vcombinev16qi): New.
14534 * config/arm/vec-common.md (vec_perm_const<VALL>): New.
14535 (vec_perm<VE>): New.
14537 2012-01-10 Richard Henderson <rth@redhat.com>
14539 * config/arm/arm.c (arm_gen_compare_reg): Add scratch argument;
14540 use it if reload_completed.
14541 (arm_legitimize_sync_memory, arm_emit, arm_insn_count, arm_count,
14542 arm_output_asm_insn, arm_process_output_memory_barrier,
14543 arm_output_memory_barrier, arm_ldrex_suffix, arm_output_ldrex,
14544 arm_output_strex, arm_output_it, arm_output_op2, arm_output_op3,
14545 arm_output_sync_loop, arm_get_sync_operand, FETCH_SYNC_OPERAND,
14546 arm_process_output_sync_insn, arm_output_sync_insn,
14547 arm_sync_loop_insns, arm_call_generator, arm_expand_sync): Remove.
14548 (arm_pre_atomic_barrier, arm_post_atomic_barrier): New.
14549 (arm_emit_load_exclusive, arm_emit_store_exclusive): New.
14550 (emit_unlikely_jump): New.
14551 (arm_expand_compare_and_swap, arm_split_compare_and_swap): New.
14552 (arm_split_atomic_op): New.
14553 * config/arm/arm-protos.h: Update.
14554 * config/arm/arm.h (enum arm_sync_generator_tag): Remove.
14555 (struct arm_sync_generator): Remove.
14556 * config/arm/arm.md (VUNSPEC_SYNC_COMPARE_AND_SWAP, VUNSPEC_SYNC_LOCK,
14557 VUNSPEC_SYNC_OP, VUNSPEC_SYNC_NEW_OP, VUNSPEC_SYNC_OLD_OP): Remove.
14558 (VUNSPEC_ATOMIC_CAS, VUNSPEC_ATOMIC_XCHG, VUNSPEC_ATOMIC_OP): New.
14559 (VUNSPEC_LL, VUNSPEC_SC): New.
14560 (sync_result, sync_memory, sync_required_value, sync_new_value,
14561 sync_t1, sync_t2, sync_release_barrier, sync_op): Remove.
14562 (attr length): Don't use arm_sync_loop_insns.
14563 (cbranch_cc, cstore_cc): Update call to arm_gen_compare_reg.
14564 (movsfcc, movdfcc): Likewise.
14565 * config/arm/constraints.md (Ua): New.
14566 * config/arm/prediates.md (mem_noofs_operand): New.
14567 (sync_compare_and_swap<QHSD>, sync_lock_test_and_set<QHSD>): Remove.
14568 (sync_clobber, sync_t2_reqd): Remove.
14569 (sync_<syncop><QHSD>, sync_nand<QHSD>): Remove.
14570 (sync_new_<syncop><QHSD>, sync_new_nand<QHSD>): Remove.
14571 (sync_old_<syncop><QHSD>, sync_old_nand<QHSD>): Remove.
14572 (arm_sync_compare_and_swap<SIDI>): Remove.
14573 (arm_sync_compare_and_swap<NARROW>): Remove.
14574 (arm_sync_lock_test_and_set<SIDI>): Remove.
14575 (arm_sync_lock_test_and_set<NARROW>): Remove.
14576 (arm_sync_new_<syncop><SIDI>): Remove.
14577 (arm_sync_new_<syncop><NARROW>): Remove.
14578 (arm_sync_new_nand<SIDI>): Remove.
14579 (arm_sync_new_nand<NARROW>): Remove.
14580 (arm_sync_old_<syncop><SIDI>): Remove.
14581 (arm_sync_old_<syncop><NARROW>): Remove.
14582 (arm_sync_old_nand<SIDI>): Remove.
14583 (arm_sync_old_nand<NARROW>): Remove.
14584 (*memory_barrier): Merge arm_output_memory_barrier.
14585 (atomic_compare_and_swap<QHSD>): New.
14586 (atomic_compare_and_swap<NARROW>_1): New.
14587 (atomic_compare_and_swap<SIDI>_1): New.
14588 (atomic_exchange<QHSD>): New.
14589 (cas_cmp_operand, cas_cmp_str): New.
14590 (atomic_op_operand, atomic_op_str): New.
14591 (atomic_<syncop><QHSD>, atomic_nand<QHSD>): New.
14592 (atomic_fetch_<syncop><QHSD>, atomic_fetch_nand<QHSD>): New.
14593 (atomic_<syncop>_fetch<QHSD>, atomic_nand_fetch<QHSD>): New.
14594 (arm_load_exclusive<NARROW>): New.
14595 (arm_load_exclusivesi, arm_load_exclusivedi): New.
14596 (arm_store_exclusive<QHSD>): New.
14598 2012-01-09 Michael Meissner <meissner@linux.vnet.ibm.com>
14600 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add DF
14601 reload patterns if -mvsx-scalar-memory.
14603 * config/rs6000/vsx.md (vsx_xscvspdp): Allow xscvspdp to be
14604 generated, even -mno-vsx-scalar-double was used.
14605 (vsx_xscvdpsp_scalar): Likewise.
14606 (vsx_xscvspdp_scalar2): Likewise.
14608 2012-01-09 Tom de Vries <tom@codesourcery.com>
14609 Andrew Pinski <apinski@cavium.com>
14612 * reorg.c (fill_slots_from_thread): Don't speculate
14613 frame-related insns.
14615 2012-01-09 Richard Sandiford <rdsandiford@googlemail.com>
14617 * sched-int.h (bb_note): Move to...
14618 * basic-block.h: ...here.
14619 * haifa-sched.c (bb_note): Move to...
14620 * cfgrtl.c: ...here.
14621 * function.c (next_block_for_reg): New function.
14622 (move_insn_for_shrink_wrap): Likewise.
14623 (prepare_shrink_wrap): Rewrite to use the above.
14625 2012-01-09 Aldy Hernandez <aldyh@redhat.com>
14627 * gimple.c (is_gimple_non_addressable): Remove.
14628 * gimple.h: Remove is_gimple_non_addressable.
14629 * gimplify.c (gimplify_modify_expr_rhs): Use is_gimple_reg instead of
14630 is_gimple_non_addressable.
14631 * trans-mem.c (expand_assign_tm): Same.
14633 2012-01-09 Richard Guenther <rguenther@suse.de>
14635 PR tree-optimization/51775
14636 * tree-ssa-sccvn.c (visit_use): Value-number throwing stmts.
14637 * tree-ssa-pre.c (eliminate): Properly fixup EH info.
14639 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
14641 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
14643 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
14645 2012-01-09 Richard Guenther <rguenther@suse.de>
14647 * tree-streamer-out.c (write_ts_optimization): Fix spelling.
14649 2012-01-08 Jan Hubicka <jh@suse.cz>
14651 PR tree-optimize/51680
14652 * ipa-inline-analyss.c (evaluate_properties_for_edge): Fix condition
14653 on when known_vals needs to be computed; cleanup.
14655 2012-01-08 Jan Hubicka <jh@suse.cz>
14657 PR tree-optimize/51694
14658 * ipa-cp.c (ipa_get_indirect_edge_target): Add bounds checks.
14660 2012-01-08 Jonathan Wakely <jwakely.gcc@gmail.com>
14662 * doc/cpp.texi (Predefined Macros): __STRICT_ANSI__ is defined
14663 for -std=c++98 and -std=c++11 too.
14665 2012-01-08 Chung-Lin Tang <cltang@codesourcery.com>
14667 * cfgloop.c (cancel_loop): Add free() of bbs array.
14669 2012-01-07 Jan Hubicka <jh@suse.cz>
14671 PR tree-optimization/51600
14672 * ipa-inline-analysis.c (estimate_edge_devirt_benefit): Disable code
14673 that benefits small functions.
14675 2012-01-07 Jan Hubicka <jh@suse.cz>
14677 * ipa-inline.c (want_inline_small_function_p): Fix formating.
14679 2012-01-07 Jan Hubicka <jh@suse.cz>
14681 PR tree-optimization/51680
14682 * ipa-inline.c (want_inline_small_function_p): Be more lax on functions
14683 whose inlining reduce unit size.
14685 2012-01-07 Alexandre Oliva <aoliva@redhat.com>
14688 * cselib.c (new_elt_loc_list): Promote addr_list to canonical node.
14689 Add canonical node to containing_mem chain after the non-canonical
14690 one, even if there weren't any locs to propagate.
14691 (remove_useless_values): Keep only canonical values.
14692 (add_mem_for_addr, cselib_lookup_mem): Canonicalize addr.
14693 (cselib_invalidate_mem): Likewise. Ensure v is canonical, and
14694 canonicalize mem_chain elements that are not discarded.
14696 2012-01-06 Jakub Jelinek <jakub@redhat.com>
14699 * cgraphunit.c (cgraph_optimize): Call output_weakrefs
14700 before emitting functions.
14702 PR gcov-profile/50127
14703 * bb-reorder.c (partition_hot_cold_basic_blocks): Call
14704 clear_aux_for_blocks.
14706 2012-01-06 Alexandre Oliva <aoliva@redhat.com>
14709 * cselib.c (cselib_hash_rtx): Hash incoming VALUEs too.
14711 2012-01-06 Arnaud Charlet <charlet@adacore.com>
14713 * c-decl.c (ext_block): Moved up.
14714 (collect_all_refs, for_each_global_decl): Take ext_block into account.
14716 2012-01-06 Han Shen <shenhan@google.com>
14718 Translate built-in include paths for sysroot.
14719 * Makefile.in (gcc_gxx_include_dir_add_sysroot): New.
14720 (PREPROCESSOR_DEFINES): Define GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT.
14722 * cppdefault.c (cpp_include_defaults): Replace hard coded "0" with
14723 GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT for "add_sysroot" field.
14725 * configure.ac (AC_SUBST): Add gcc_gxx_include_dir_add_sysroot to
14726 control whether sysroot should be prepended to gxx include dir.
14728 * configure: Regenerate.
14730 2012-01-06 Torvald Riegel <triegel@redhat.com>
14732 PR rtl-optimization/51771
14733 * builtin-attrs.def (ATTR_RETURNS_TWICE, ATTR_TM_NOTHROW_RT_LIST): New.
14734 * gtm-builtins.def (BUILT_IN_TM_START): Add returns-twice attrib.
14736 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
14738 PR tree-optimization/51315
14739 * tree-sra.c (tree_non_aligned_mem_for_access_p): New predicate.
14740 (build_accesses_from_assign): Use it instead of tree_non_aligned_mem_p.
14742 2012-01-05 Uros Bizjak <ubizjak@gmail.com>
14745 * config/ia64/ia64.c (expand_vec_perm_shrp): Use correct operands
14746 for shrp pattern. Correctly handle and fixup shift variable.
14747 Return false when shift > nelt for BYTES_BIG_ENDIAN target.
14749 2012-01-05 Jakub Jelinek <jakub@redhat.com>
14752 * calls.c (emit_call_1): For noreturn calls force a REG_ARGS_SIZE
14753 note when !ACCUMULATE_OUTGOING_ARGS.
14755 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
14757 * tree-vrp.c (extract_range_from_binary_expr_1): Remove duplicated
14759 (extract_range_from_unary_expr_1): Avoid useless computations.
14761 2012-01-05 Jakub Jelinek <jakub@redhat.com>
14763 PR rtl-optimization/51767
14764 * cfgrtl.c (force_nonfallthru_and_redirect): Force addition
14765 of jump_block and add an extra edge for degenerated asm gotos.
14767 PR middle-end/51768
14768 * stmt.c (check_unique_operand_names): Don't ICE during error
14769 reporting if i is from labels chain.
14771 PR middle-end/44777
14772 * profile.c (branch_prob): Split bbs that have exit edge
14773 and need a fake entry edge too.
14775 2012-01-05 Jan Hubicka <jh@suse.cz>
14777 PR middle-end/49710
14778 * cfgloopmanip.c (remove_path): Walk loop hiearchy upwards when
14781 2012-01-05 Richard Guenther <rguenther@suse.de>
14784 * tree-streamer-out.c (write_ts_optimization): New function.
14785 (streamer_write_tree_body): Call it.
14786 * tree-streamer-in.c (lto_input_ts_optimization): New function.
14787 (streamer_read_tree_body): Call it.
14788 * lto-streamer-out.c (lto_is_streamable): Handle OPTIMIZATION_NODE.
14790 2012-01-05 Jakub Jelinek <jakub@redhat.com>
14792 PR middle-end/51761
14793 * gimple.h (struct gimplify_ctx): Add in_cleanup_point_expr field.
14794 * gimplify.c (gimplify_cleanup_point_expr): Save and set
14795 in_cleanup_point_expr before gimplify_stmt call and restore it
14797 (gimplify_target_expr): Don't add {CLOBBER} cleanup if
14798 in_cleanup_point_expr is false.
14800 2012-01-05 Richard Guenther <rguenther@suse.de>
14802 PR middle-end/51764
14803 * common.opt (Wmudflap, fmudflap, fmudflapth, fmudflapir): Move
14805 * toplev.c (process_options): Reject combining mudflap and LTO.
14806 * tree-nomudflap.c (nogo): Use sorry instead of internal_error.
14808 2012-01-05 Richard Guenther <rguenther@suse.de>
14810 PR tree-optimization/51760
14811 * tree-ssa-ccp.c (likely_value): Drop UNDEFINED to CONSTANT,
14813 (bit_value_unop): Handle UNDEFINED operands.
14814 (bit_value_binop): Likewise.
14816 2012-01-05 Georg-Johann Lay <avr@gjlay.de>
14818 * config/avr/avr.c (avr_replace_prefix): Remove.
14819 (avr_asm_named_section): Use ACONCAT instead of avr_replace_prefix.
14820 (avr_asm_function_rodata_section): Ditto.
14821 (avr_asm_select_section): Ditto.
14823 2012-01-05 Marcus Shawcroft <marcus.shawcroft@arm.com>
14825 * reload.c (find_reloads): Adjust LABEL_NUSES on REG_LABEL_OPERAND
14828 2012-01-05 Jakub Jelinek <jakub@redhat.com>
14831 * tree-cfg.c (need_fake_edge_p): Return true also for noreturn
14832 calls that have any non-fake successor edges.
14835 * var-tracking.c (add_stores): For COND_EXEC allow oval to be NULL.
14837 2012-01-04 Eric Botcazou <ebotcazou@adacore.com>
14839 PR tree-optimization/51624
14840 * tree-sra.c (build_ref_for_model): When replicating a chain of
14841 COMPONENT_REFs, stop as soon as the offset would become negative.
14843 2012-01-04 Jakub Jelinek <jakub@redhat.com>
14846 * dwarf2out.c (output_loc_list): For now drop >= 64KB expressions
14847 in .debug_loc on the floor.
14849 2012-01-04 Andrew Pinski <apinski@cavium.com>
14851 * doc/invoke.texi (-march=@var{arch}): Add octeon+ and octeon2.
14853 2012-01-04 Andrew Pinski <apinski@cavium.com>
14854 Adam Nemet <anemet@caviumnetworks.com>
14856 * config/mips/mips.md (size): Add SI and DI.
14857 (SIZE): New mode attribute.
14858 (U): New code attribute.
14859 * config/mips/mips-dsp.md (mips_lbux): Use gen_mips_lbux_extsi.
14860 (mips_lbux_<mode>): Delete.
14861 (mips_l<SHORT:size><u>x_ext<GPR:mode>_<P:mode>): New pattern.
14862 (mips_lhx): Use gen_mips_lhx_extsi.
14863 (mips_lhx_<mode>): Delete.
14864 (mips_lwx): Delete.
14865 (mips_l<size>x): New expand.
14866 (mips_lwx_<mode>): Delete.
14867 (mips_l<GPR:size>x_<P:mode>): New pattern.
14868 (*mips_lw<u>x_<P:mode>_ext): Likewise.
14869 * config/mips/mips-ftypes.def: Add DI f(POINTER, SI) function type.
14870 * config/mips/mips.c (mips_lx_address_p): New function.
14871 (mips_rtx_costs <case MEM>): Call mips_lx_address_p.
14872 (dsp64): New availability predicate.
14873 (mips_builtins): Add an entry for __builtin_mips_ldx.
14874 * config/mips/mips.h (ISA_HAS_LBX): New define.
14875 (ISA_HAS_LBUX): Likewise.
14876 (ISA_HAS_LHX): Likewise.
14877 (ISA_HAS_LHUX): Likewise.
14878 (ISA_HAS_LWX): Likewise.
14879 (ISA_HAS_LWUX): Likewise.
14880 (ISA_HAS_LDX): Likewise.
14881 * doc/extend.texi (__builtin_mips_ldx): Document.
14883 2012-01-04 Tristan Gingold <gingold@adacore.com>
14885 * config/vms/xm-vms.h (HOST_LONG_FORMAT, HOST_PTR_PRINTF): Define
14886 when long pointers are used.
14887 * config.build (*-*-*vms*): Handle all OpenVMS targets.
14888 (alpha64-dec-*vms*, alpha*-dec-*vms*)
14889 (ia64-hp-*vms*): Remove.
14890 * config/vms/xm-vms64.h: Delete.
14892 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
14894 PR middle-end/51472
14895 * trans-mem.c (expand_assign_tm): Handle TM_MEMMOVE loads correctly.
14897 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
14899 * opts.c (finish_options): Remove duplicate sorry.
14901 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
14903 PR middle-end/51696
14904 * trans-mem.c (diagnose_tm_1): Display indirect calls with no name
14907 2012-01-04 Richard Guenther <rguenther@suse.de>
14909 PR middle-end/51750
14910 * tree.c (size_low_cst): New function.
14911 * tree.h (size_low_cst): Declare.
14912 * fold-const.c (fold_comparison): Use it to extract the low
14913 part of the POINTER_PLUS_EXPR offset.
14915 2012-01-04 Georg-Johann Lay <avr@gjlay.de>
14917 Fix clearing ZERO_REG
14918 * config/avr/avr.md (cc): Add alternative "ldi".
14919 (movqi_insn): Use it in cc attribute.
14920 * config/avr/avr.c (notice_update_cc): Handle CC_LDI.
14921 (output_reload_in_const): Use CLR to move 0 to ZERO_REG.
14922 (output_reload_insisf): Use ZERO_REG to pre-clear register.
14924 2012-01-04 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
14926 * configure: Regenerate.
14928 2012-01-04 Richard Guenther <rguenther@suse.de>
14930 PR tree-optimization/49651
14931 * tree-ssa-structalias.c (type_can_have_subvars): New function.
14932 (var_can_have_subvars): Use it.
14933 (get_constraint_for_1): Only consider subfields if there can be any.
14935 2012-01-03 Jakub Jelinek <jakub@redhat.com>
14938 * cselib.c (new_elt_loc_list): When moving locs from one cselib_val
14939 to its new canonical_cselib_val and the cselib_val was in
14940 first_containing_mem chain, but the canonical_cselib_val was not,
14941 add the latter into the chain.
14942 (cselib_invalidate_mem): Compare canonical_cselib_val of
14943 addr_list chain elt with v.
14946 * dwarf2out.c (dwarf2out_start_source_file, dwarf2out_define,
14947 dwarf2out_undef): Allocate e.info using ggc_strdup instead
14949 (output_macinfo_op): Don't ggc_strdup fd->filename.
14950 (optimize_macinfo_range): Allocate grp_name using XALLOCAVEC,
14951 then ggc_strdup it. Don't free inc->info or cur->info.
14952 (output_macinfo): Don't free ref->info or file->info.
14954 2012-01-03 Ira Rosen <irar@il.ibm.com>
14956 PR tree-optimization/51269
14957 * tree-vect-loop-manip.c (set_prologue_iterations): Make
14958 first_niters a pointer.
14959 (slpeel_tree_peel_loop_to_edge): Likewise.
14960 (vect_do_peeling_for_loop_bound): Update call to
14961 slpeel_tree_peel_loop_to_edge.
14962 (vect_gen_niters_for_prolog_loop): Don't compute wide_prolog_niters
14963 here. Remove it from the parameters list.
14964 (vect_do_peeling_for_alignment): Update calls and compute
14965 wide_prolog_niters.
14967 2012-01-03 Richard Guenther <rguenther@suse.de>
14969 PR tree-optimization/51070
14970 * tree-loop-distribution.c (stmt_has_scalar_dependences_outside_loop):
14971 Properly handle calls.
14973 2012-01-03 Richard Guenther <rguenther@suse.de>
14975 PR tree-optimization/51692
14976 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not remove
14977 the LHS of allocation stmts.
14979 2012-01-03 Olivier Hainque <hainque@adacore.com>
14981 * system.h: Prior to #define, #undef fopen and freopen unconditionally.
14983 2012-01-03 Olivier Hainque <hainque@adacore.com>
14985 * collect2.c (main): In AIX specific computations for vector
14986 insertions, use CONST_CAST2 to cast from char ** to const char **.
14988 2012-01-03 Richard Guenther <rguenther@suse.de>
14991 * dwarf2out.c (dwarf2out_finish): Always create a DIE for
14992 the context of a limbo DIE when it does not already exist.
14994 2012-01-03 Jakub Jelinek <jakub@redhat.com>
14996 PR tree-optimization/51719
14997 * value-prof.c (gimple_ic): When indirect call isn't noreturn,
14998 but direct call is, clear direct call's lhs and don't add fallthrough
14999 edge from dcall_bb to join_bb and PHIs.
15001 2012-01-03 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
15003 * config/s390/s390.md ("*cmp<mode>_ccs"): Fix comment mentioning
15004 the instructions emitted by the pattern.
15005 ("*TDC_insn_<mode>"): Add comment.
15007 2012-01-03 Richard Guenther <rguenther@suse.de>
15009 PR middle-end/51730
15010 * fold-const.c (fold_comparison): Properly canonicalize
15011 tree offset and HOST_WIDE_INT bit position.
15013 2012-01-02 Uros Bizjak <ubizjak@gmail.com>
15015 * config/ia64/ia64.c (expand_vec_perm_broadcast): Use correct
15016 operands for extzv pattern.
15018 2012-01-02 Jakub Jelinek <jakub@redhat.com>
15021 * cselib.c (add_mem_for_addr): Call canonical_cselib_val
15024 2012-01-02 Sandra Loosemore <sandra@codesourcery.com>
15026 * doc/invoke.texi (-flto and related options): Copy-edit.
15028 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
15030 * config/mips/mips.md (loadgp_newabi_<mode>): Add missing earlyclobber.
15032 2012-01-02 Jakub Jelinek <jakub@redhat.com>
15034 * config/i386/sse.md (*avx2_gatherdi<mode>_3, *avx2_gatherdi<mode>_4):
15037 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
15039 * expr.h (move_by_pieces_ninsns): Declare.
15040 * expr.c (move_by_pieces_ninsns): Make external.
15041 * config/mips/mips-protos.h (mips_move_by_pieces_p): Declare.
15042 (mips_store_by_pieces_p): Likewise.
15043 * config/mips/mips.h (MOVE_BY_PIECES_P): Call mips_move_by_pieces_p.
15044 (STORE_BY_PIECES_P): Likewise mips_store_by_pieces_p.
15045 * config/mips/mips.c (mips_move_by_pieces_p): New function.
15046 (mips_store_by_pieces_p): Likewise.
15048 2012-01-02 Jakub Jelinek <jakub@redhat.com>
15050 * passes.c (register_one_dump_file): Free full_name.
15052 * reload1.c (reload): Don't allocate reg_max_ref_width here.
15053 (calculate_elim_costs_all_insns): Free offsets_at and
15054 offsets_known_at at the end and clear the pointers.
15056 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
15058 * config/avr/avr.opt (-mbranch-cost): Fix double definition of
15059 this option introduced in r180739.
15061 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
15064 * config.gcc (tm_file target=avr]): Add avr/avr-multilib.h
15065 (tmake_file target=avr): Add avr/t-multilib.
15067 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use AVR_HAVE_8BIT_SP
15068 to built-in define __AVR_HAVE_8BIT_SP__, __AVR_HAVE_16BIT_SP__.
15069 * config/avr/genmultilib.awk: New file.
15070 * config/avr/t-multilib: New auto-generated file.
15071 * config/avr/multilib.h: New auto-generated file.
15072 * config/avr/t-avr (AVR_MCUS): New variable.
15073 (genopt.sh): Use it.
15074 (s-mlib): Depend on t-multilib.
15075 (t-multilib, multilib.h): New dependencies.
15076 (s-avr-mlib): New rule to build t-multilib, multilib.h from AVR_MCUS.
15077 (MULTILIB_OPTIONS): Remove.
15078 (MULTILIB_MATCHES): Remove.
15079 (MULTILIB_DIRNAMES): Remove.
15080 (MULTILIB_EXCEPTIONS): Remove:
15081 * config/avr/genopt.sh: Don't use hard coded file name;
15082 pass AVR_MCUS from t-avr instead.
15084 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
15086 * config/avr/avr.c (avr_out_ashrpsi3): Fix "case 31" to "case 23".
15088 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
15090 Implement light-weight DImode support.
15091 * config/avr/avr-dimode.md: New file.
15092 * config/avr/avr.md: Include it.
15093 (adjust_len): Add plus64, compare64.
15094 (HIDI): Remove code iterator.
15095 (code_stdname): New code attribute.
15096 (rotx, rotsmode): Remove DI.
15097 (rotl<mode>3, *rotw<mode>, *rotb<mode>): Use HISI instead of HIDI
15099 * config/avr/avr-protos.h (avr_have_dimode): New.
15100 (avr_out_plus64, avr_out_compare64): New.
15101 * config/avr/avr.c (avr_out_compare): Handle DImode.
15102 (avr_have_dimode): New variable definition and initialization.
15103 (avr_out_compare64, avr_out_plus64): New functions.
15104 (avr_out_plus_1): Use simplify_unary_operation to negate xval.
15105 (adjust_insn_length): Handle ADJUST_LEN_COMPARE64, ADJUST_LEN_PLUS64.
15106 (avr_compare_pattern): Skip DImode comparisons.
15108 2012-01-02 Revital Eres <revital.eres@linaro.org>
15110 * ddg.c (def_has_ccmode_p): New function.
15111 (add_cross_iteration_register_deps,
15112 create_ddg_dep_from_intra_loop_link): Call it.
15114 2012-01-02 Richard Guenther <rguenther@suse.de>
15117 * invoke.texi (fassociative-math): Remove spurious paranthesis.
15119 2012-01-01 Jakub Jelinek <jakub@redhat.com>
15121 * gcc.c (process_command): Update copyright notice dates.
15122 * gcov.c (print_version): Likewise.
15123 * gcov-dump.c (print_version): Likewise.
15124 * mips-tfile.c (main): Likewise.
15125 * mips-tdump.c (main): Likewise.
15127 2012-01-01 Ira Rosen <irar@il.ibm.com>
15129 PR tree-optimization/51704
15130 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Check that
15131 a use is inside the basic block or loop before accessing its vect info.
15133 2012-01-01 Jan Hubicka <jhjh@suse.cz>
15135 PR rtl-optimization/51069
15136 * cfgloopmanip.c (remove_path): Removing path making irreducible
15137 region unconditional makes BB part of the region.
15139 2012-01-01 Jakub Jelinek <jakub@redhat.com>
15141 PR tree-optimization/51683
15142 * tree-ssa-propagate.c (substitute_and_fold): Don't optimize away
15143 calls with side-effects.
15144 * tree-ssa-ccp.c (ccp_fold_stmt): Likewise.
15146 Copyright (C) 2012 Free Software Foundation, Inc.
15148 Copying and distribution of this file, with or without modification,
15149 are permitted in any medium without royalty provided the copyright
15150 notice and this notice are preserved.