1 2012-06-28 Alexandre Oliva <aoliva@redhat.com>
6 * dce.c (word_dce_process_block): Check whether inserting debug
7 temps are needed even for needed insns.
8 (dce_process_block): Likewise.
9 * df-problems.c (dead_debug_add): Add comment about multi-regs.
10 (dead_debug_insert_temp): Likewise. Don't subreg when we're
11 setting fewer regs than a multi-reg requires.
13 2012-06-27 Richard Henderson <rth@redhat.com>
15 * config/alpha/alpha.c (alpha_dimode_u): New.
16 (alpha_init_builtins): Initialize it, and use it.
17 (alpha_fold_builtin_cmpbge): Use alpha_dimode_u.
18 (alpha_fold_builtin_zapnot, alpha_fold_builtin_insxx): Likewise.
19 (alpha_fold_vector_minmax, alpha_fold_builtin_perr): Likewise.
20 (alpha_fold_builtin_pklb, alpha_fold_builtin_pkwb): Likewise.
21 (alpha_fold_builtin_unpkbl, alpha_fold_builtin_unpkbw): Likewise.
22 (alpha_fold_builtin_cttz, alpha_fold_builtin_ctlz): Likewise.
23 (alpha_fold_builtin_ctpop): Likewise.
24 (alpha_fold_builtin_umulh): Remove.
25 (alpha_fold_builtin): Use MULT_HIGHPART_EXPR for UMULH; fix
26 typo in MAX_ARGS check.
28 2012-06-27 Richard Henderson <rth@redhat.com>
30 * tree.def (MULT_HIGHPART_EXPR): New.
31 * cfgexpand.c (expand_debug_expr): Ignore it.
32 * expr.c (expand_expr_real_2): Handle it.
33 * fold-const.c (int_const_binop_1): Likewise.
34 * optabs.c (optab_for_tree_code): Likewise.
35 * tree-cfg.c (verify_gimple_assign_binary): Likewise.
36 * tree-inline.c (estimate_operator_cost): Likewise.
37 * tree-pretty-print.c (dump_generic_node): Likewise.
38 (op_code_prio, op_symbol_code): Likewise.
39 * tree.c (commutative_tree_code): Likewise. Also handle
40 WIDEN_MULT_EXPR, VEC_WIDEN_MULT_HI_EXPR, VEC_WIDEN_MULT_LO_EXPR.
42 2012-06-27 Richard Henderson <rth@redhat.com>
45 * config/i386/i386.c (ix86_rtx_costs): Fix typo vs UNITS_PER_WORD
46 in 2012-06-23 change. Adjust two other DImode tests as well.
48 2012-06-27 Nick Clifton <nickc@redhat.com>
50 * config/rx/rx.md (comparesi3_extend): Remove = modifier from
53 2012-06-27 Richard Guenther <rguenther@suse.de>
56 * tree-chrec.c (chrec_convert_1): Represent truncation to
57 a type with undefined overflow as truncation to an unsigned
58 type converted to the type with undefined overflow.
59 * tree-scalar-evolution.c (interpret_rhs_expr): For computing
60 the scalar evolution of a truncated widened operation avoid
61 looking at the non-existing evolution of the widened operation
64 2012-06-27 Richard Guenther <rguenther@suse.de>
66 PR tree-optimization/53774
67 * tree-ssa-reassoc.c (get_rank): All default defs have
69 (init_reassoc): Precompute rank for all SSA default defs.
71 2012-06-27 Nick Clifton <nickc@redhat.com>
73 * config/rx/rx.md (simple_return): Use the simple_return rtx.
75 2012-06-26 Richard Henderson <rth@redhat.com>
77 * config/i386/i386.c (ix86_rtx_costs): Use standard_sse_constant_p
78 and don't fall thru from standard_80387_constant_p to the memory
81 2012-06-26 Richard Henderson <rth@redhat.com>
83 * config/i386/i386.c (bdesc_args): Update. Change
84 IX86_BUILTIN_VEC_WIDEN_SMUL_ODD_V4SI to OPTION_MASK_ISA_SSE2.
85 (IX86_BUILTIN_VEC_WIDEN_SMUL_EVEN_V4SI): New.
86 (ix86_builtin_mul_widen_even): Use it.
87 (ix86_builtin_mul_widen_odd): Relax SMUL_ODD from sse4 to sse2.
88 (ix86_expand_mul_widen_evenodd): Handle signed for sse2.
89 * config/i386/sse.md (vec_widen_<s>mult_hi_<V124_AVX2>): Allow
91 (vec_widen_<s>mult_lo_<V124_AVX2>): Likewise.
92 (vec_widen_<s>mult_odd_<VI4_AVX2>): Likewise. Relax from V124_AVX2.
93 (vec_widen_smult_even_v4si): New.
95 2012-06-26 Richard Henderson <rth@redhat.com>
97 * config/i386/sse.md (mul<VI8_AVX2>3): Change from insn_and_split
98 to expander; move guts to ...
99 * config/i386/i386.c (ix86_expand_sse2_mulvxdi3): ... here. Add
100 highparts before shifting up.
101 * config/i386/i386-protos.h: Update.
103 2012-06-26 Steven Bosscher <steven@gcc.gnu.org>
105 * system.h (USE_COMMON_FOR_ONE_ONLY): Poison.
106 * defaults.h (USE_COMMON_FOR_ONE_ONLY): Do not provide default.
107 * config/darwin.h (USE_COMMON_FOR_ONE_ONLY): Do not define.
109 2012-06-26 Alexandre Oliva <aoliva@redhat.com>
111 * var-tracking.c (vt_add_function_parameter): Use a preserved
112 VALUE for the MEM address of an incoming parameter.
114 2012-06-26 Sterling Augustine <saugustine@google.com>
116 * dwarf2out.c (output_pubnames): Add check for DW_TAG_enumerator.
117 (prune_unused_types): Likewise.
119 2012-06-26 Steven Bosscher <steven@gcc.gnu.org>
121 * system.h (UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP,
122 UNALIGNED_LONG_ASM_OP, UNALIGNED_DOUBLE_INT_ASM_OP): Poison.
123 * vmsdbgout.c (UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP,
124 UNALIGNED_LONG_ASM_OP, UNALIGNED_DOUBLE_INT_ASM_OP): Rename to
125 VMS_UNALIGNED_SHORT_ASM_OP, VMS_UNALIGNED_INT_ASM_OP,
126 VMS_UNALIGNED_LONG_ASM_OP, and VMS_UNALIGNED_DOUBLE_INT_ASM_OP.
127 * config/microblaze/microblaze.h (UNALIGNED_SHORT_ASM_OP,
128 UNALIGNED_INT_ASM_OP, UNALIGNED_DOUBLE_INT_ASM_OP): Do not define.
129 * doc/tm.texi.in: Remove UNALIGNED_INT_ASM_OP reference from the
131 * doc/tm.texi: Regenerate.
132 * doc/cpp.texi: Make example for #error generic.
133 * config/frv/frv.h: Fix example text to match tm.texi.
135 2012-06-26 Bill Schmidt <wschmidt@linux.ibm.com>
137 * tree-pass.h (pass_strength_reduction): New decl.
138 * tree-ssa-loop-ivopts.c (initialize_costs): Make non-static.
139 (finalize_costs): Likewise.
140 * timevar.def (TV_TREE_SLSR): New timevar.
141 * gimple-ssa-strength-reduction.c: New.
142 * tree-flow.h (initialize_costs): New decl.
143 (finalize_costs): Likewise.
144 * Makefile.in (tree-ssa-strength-reduction.o): New dependencies.
145 * passes.c (init_optimization_passes): Add pass_strength_reduction.
147 2012-06-26 Matt Turner <mattst88@gmail.com>
149 * doc/extend.texi (__builtin_arm_tinsrb): Add missing second
151 (__builtin_arm_tinsrh): Likewise.
152 (__builtin_arm_tinsrw): Likewise.
153 (__builtin_arm_wsadb): Add missing v2si parameter.
154 (__builtin_arm_wsadh): Likewise.
155 (__builtin_arm_getwcx): Delete.
156 (__builtin_arm_setwcx): Delete.
157 (__builtin_arm_getwcgr0): Add.
158 (__builtin_arm_getwcgr1): Add.
159 (__builtin_arm_getwcgr2): Add.
160 (__builtin_arm_getwcgr3): Add.
161 (__builtin_arm_setwcgr0): Add.
162 (__builtin_arm_setwcgr1): Add.
163 (__builtin_arm_setwcgr2): Add.
164 (__builtin_arm_setwcgr3): Add.
166 2012-06-26 Richard Guenther <rguenther@suse.de>
169 2012-06-21 Richard Guenther <rguenther@suse.de>
171 * tree-inline.c (estimate_num_insns): Estimate call cost for
174 2012-06-26 Steven Bosscher <steven@gcc.gnu.org>
177 * doc/tm.texi.in: Document LOGICAL_OP_NON_SHORT_CIRCUIT.
178 * doc/tm.texi: Regenerate.
180 2012-06-26 Steven Bosscher <steven@gcc.gnu.org>
183 * config/mips/mips.h: Do not define ALL_COP_ADDITIONAL_REGISTER_NAMES.
184 * config/frv/frv.h: Do not define REVERSE_CONDEXEC_PREDICATES_P.
185 * doc/tm.texi.in: Remove documentation for unused target macros
186 ALL_COP_ADDITIONAL_REGISTER_NAMES, DBX_OUTPUT_LBRAC, DBX_OUTPUT_NFUN,
187 DBX_OUTPUT_RBRAC, RANGE_TEST_NON_SHORT_CIRCUIT, REAL_VALUE_TRUNCATE,
188 REVERSE_CONDEXEC_PREDICATES_P, TARGET_ALIGN_ANON_BITFIELDS, and
189 TARGET_NARROW_VOLATILE_BITFIELDS.
190 Document that MD_HANDLE_UNWABI is a macro in libgcc.
191 * doc/tm.texi: Regenerate.
192 * system.h: Poison target macros
193 ALL_COP_ADDITIONAL_REGISTER_NAMES, DBX_OUTPUT_LBRAC, DBX_OUTPUT_NFUN,
194 DBX_OUTPUT_RBRAC, RANGE_TEST_NON_SHORT_CIRCUIT, REAL_VALUE_TRUNCATE,
195 REVERSE_CONDEXEC_PREDICATES_P, TARGET_ALIGN_ANON_BITFIELDS, and
196 TARGET_NARROW_VOLATILE_BITFIELDS
198 2012-06-26 Jan Hubicka <jh@suse.cz>
201 * cgraph.h (varpool_can_remove_if_no_refs): Fix handling of
204 2012-06-26 Dehao Chen <dehao@google.com>
206 * tree-inline.c: (expand_call_inline): Ensure that lexical block's
207 source location is consistant with the call stmt.
209 2012-06-26 Ulrich Weigand <ulrich.weigand@linaro.org>
211 PR tree-optimization/53729
212 PR tree-optimization/53636
213 * tree-vect-slp.c (vect_slp_analyze_bb_1): Delay call to
214 vect_verify_datarefs_alignment until after statements have
215 been marked as relevant/irrelevant.
216 * tree-vect-data-refs.c (vect_verify_datarefs_alignment):
217 Skip irrelevant statements.
218 (vect_enhance_data_refs_alignment): Use STMT_VINFO_RELEVANT_P
219 instead of STMT_VINFO_RELEVANT.
220 (vect_get_data_access_cost): Do not check for supportable
221 alignment before calling vect_get_load_cost/vect_get_store_cost.
222 * tree-vect-stmts.c (vect_get_store_cost): Do not abort when
223 handling unsupported alignment.
224 (vect_get_load_cost): Likewise.
226 2012-06-25 Steven Bosscher <steven@gcc.gnu.org>
228 * config/rl78/rl78.h: Do not undefine DONT_USE_BUILTIN_SETJMP.
229 Do not define JMP_BUF_SIZE.
231 2012-06-26 Jakub Jelinek <jakub@redhat.com>
233 PR tree-optimization/53748
234 * tree-ssa-phiopt.c (conditional_replacement): Only optimize
235 if arg0/arg1 have integral or pointer types.
237 2012-06-25 Richard Henderson <rth@redhat.com>
239 * config/i386/sse.md (sse2_sse4_1): Remove code attr.
240 (<s>dot_prodv4si, <s>dot_prodv8si): Remove
241 (sdot_prodv4si): New; handle only XOP.
243 2012-06-25 Richard Henderson <rth@redhat.com>
245 * config/i386/i386-builtin-types.def (V4UDI, V8USI): New.
246 (V2UDI_FUNC_V4USI_V4USI): New.
247 (V4UDI_FUNC_V8USI_V8USI): New.
248 * config/i386/i386.c (ix86_expand_args_builtin): Handle them.
249 (IX86_BUILTIN_VEC_WIDEN_SMUL_ODD_V4SI): New.
250 (IX86_BUILTIN_VEC_WIDEN_SMUL_ODD_V8SI): New.
251 (IX86_BUILTIN_VEC_WIDEN_UMUL_ODD_V4SI): New.
252 (IX86_BUILTIN_VEC_WIDEN_UMUL_ODD_V8SI): New.
253 (IX86_BUILTIN_VEC_WIDEN_UMUL_EVEN_V4SI): New.
254 (IX86_BUILTIN_VEC_WIDEN_UMUL_EVEN_V8SI): New.
255 (bdesc_args): Add them.
256 (ix86_builtin_mul_widen_even, ix86_builtin_mul_widen_odd): New.
257 (TARGET_VECTORIZE_BUILTIN_MUL_WIDEN_EVEN): New.
258 (TARGET_VECTORIZE_BUILTIN_MUL_WIDEN_ODD): New.
259 (ix86_expand_mul_widen_evenodd): Use xop_pmacsdqh.
260 * config/i386/sse.md (vec_widen_<s>mult_odd_<V124_AVX2>): New.
262 2012-06-25 Richard Henderson <rth@redhat.com>
264 * config/i386.sse.md (mul<VI4_AVX2>3): Use xop_pmacsdd.
266 2012-06-25 Richard Henderson <rth@redhat.com>
268 * config/i386/i386.c (ix86_rtx_costs) [MULT]: Only apply XOP cost
270 (ix86_expand_vec_interleave): New.
271 (ix86_expand_mul_widen_evenodd): New.
272 (ix86_expand_mul_widen_hilo): New.
273 (ix86_expand_sse2_mulv4si3): Use ix86_expand_mul_widen_evenodd.
274 * config/i386/i386.md (u_bool) New code attr.
275 * config/i386/predicates.md
276 (nonimmediate_or_const_vector_operand): Remove.
277 * config/i386/sse.md (mul<VI4_AVX2>3): Don't use it; don't test
279 (vec_widen<s>mult_hi_<VI2_AVX2>): Remove.
280 (vec_widen<s>mult_lo_<VI2_AVX2>): Remove.
281 (vec_widen<s>mult_hi_v8si): Remove.
282 (vec_widen<s>mult_lo_v8si): Remove.
283 (vec_widen_smult_hi_v4si): Remove.
284 (vec_widen_smult_lo_v4si): Remove.
285 (vec_widen_umult_hi_v4si): Remove.
286 (vec_widen_umult_lo_v4si): Remove.
287 (vec_widen_<s>mult_hi_<VI124_AVX2>): New.
288 (vec_widen_<s>mult_lo_<VI124_AVX2>): New.
289 * config/i386/i386-protos.h: Update.
291 2012-06-25 Christophe Lyon <christophe.lyon@st.com>
293 * config/arm/neon.md (UNSPEC_VLD1_DUP): Remove.
294 (neon_vld1_dup): Restrict to VQ operands.
295 (neon_vld1_dupv2di): New, fixes vld1q_dup_s64.
297 2012-06-25 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
298 James Greenhalgh <james.greenhalgh@arm.com>
300 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Add new built-ins.
301 (TARGET_FMA): New macro.
302 (TARGET_ARM_QBIT, TARGET_ARM_SAT): Likewise.
303 (TARGET_ARM_ARCH): Likewise.
304 (TARGET_ARM_ARCH_ISA_THUMB): Likewise.
305 (TARGET_V6M, TARGET_V7M): Likewise.
306 (TARGET_ARM_ARCH_PROFILE): Likewise.
307 (TARGET_ARM_FEATURE_LDREX): Likewise.
308 (TARGET_ARM_FP, TARGET_NEON_FP): Likewise.
309 (ARM_MIN_ENUM_SIZE): Likewise.
310 * config/arm/arm.c (arm_file_start): Refactor appropriately.
311 (base_architecture): New enumeration.
312 (arm_base_arch): New global variable.
313 (processors): Add field base_arch.
314 (ARM_ARCH, ARM_CORE): Adjust accordingly.
315 (arm_option_override): Add initialization of arm_base_arch.
316 * doc/cpp.texi (system-specific predefined macros.): Change.
318 2012-06-25 Jakub Jelinek <jakub@redhat.com>
321 * config/i386/sse.md (sse_loadlps): Use x m x constraints instead
322 of x x x in the vmovlps load alternative.
324 2012-06-25 Richard Sandiford <rdsandiford@googlemail.com>
327 * df.h (dead_debug_add): Remove third argument.
328 * df-problems.c (dead_debug_add): Likewise. Use the REGNO of the
329 REG that we want to replace instead.
330 (dead_debug_insert_temp): Use the REGNO of the reg that we want
331 to replace instead of DF_REF_REGNO. Require there to always be
332 at least one such use. Check for cases where the same location
333 has more than df_ref associated with it.
334 (df_note_bb_compute): Remove third dead_debug_add argument.
335 * dce.c (word_dce_process_block): Likewise.
337 2012-06-25 Steven Bosscher <steven@gcc.gnu.org>
339 * config/v850/v850.c: Remove redundant extern declarations for
340 last_assemble_variable_decl and size_directive_output.
342 * doc/tm.texi.in: Document JMP_BUF_SIZE.
343 * doc/tm.texi: Regenerate.
344 * config/sparc/sparc.h (JMP_BUF_SIZE): Do not define.
345 * config/pa/pa.h (JMP_BUF_SIZE): Likewise.
346 * config/stormy16/stormy16.h: Likewise.
348 * config/picochip/picochip.c: Do not define DONT_USE_BUILTIN_SETJMP.
350 * doc/sourcebuild.texi: Add missing subdirectories.
352 2012-06-25 Tristan Gingold <gingold@adacore.com>
354 * config/i386/i386.h: Fix typo.
356 2012-06-25 Tristan Gingold <gingold@adacore.com>
358 * config/i386/winnt.c (i386_pe_seh_end_prologue): Move code to ...
359 (seh_cfa_adjust_cfa): ... that function.
360 (seh_emit_stackalloc): Do not emit out of range values.
361 * config/i386/i386.md: Delete unused UNSPEC_REG_SAVE,
362 UNSPEC_DEF_CFA constants.
363 * config/i386/i386.h (SEH_MAX_FRAME_SIZE): Define.
364 * config/i386/i386.c (ix86_frame_pointer_required): Required
365 for very large frames on SEH target.
366 (ix86_compute_frame_layout): Save area is before frame pointer
367 on SEH target. Handle very large frames.
368 (ix86_expand_prologue): Likewise.
370 2012-06-24 Steven Bosscher <steven@gcc.gnu.org>
372 * output.h: (current_function_is_leaf,
373 current_function_sp_is_unchanging,
374 current_function_uses_only_leaf_regs): Remove.
375 * function.c (current_function_is_leaf,
376 current_function_sp_is_unchanging,
377 current_function_uses_only_leaf_regs): Remove.
378 (rest_of_handle_check_leaf_regs): Set crtl->uses_only_leaf_regs
379 instead of current_function_uses_only_leaf_regs.
380 * function.h (struct rtl_data): New fields sp_is_unchanging,
381 is_leaf, uses_only_leaf_regs.
382 * resource.c (init_resource_info): Replace current_function_is_leaf,
383 current_function_sp_is_unchanging, and
384 current_function_uses_only_leaf_regs with new crtl fields.
385 * sdbout.c (sdbout_symbol): Likewise.
386 * df-core.c (rest_of_handle_df_initialize): Likewise.
387 * ira.c (ira): Likewise.
388 * final.c (final_start_function): Likewise.
389 * reorg.c (fill_simple_delay_slots): Likewise.
390 * regrename.c (check_new_reg_p): Likewise.
391 * stack-ptr-mod.c (notice_stack_pointer_modification_1): Likewise.
392 (notice_stack_pointer_modification): Likewise.
393 * dbxout.c (dbxout_symbol): Likewise.
394 (dbxout_parms): Likewise.
395 * sel-sched.c (init_regs_for_mode): Likewise.
396 * dwarf2out.c (dbx_reg_number): Likewise.
397 (multiple_reg_loc_descriptor): Likewise.
398 * config/i386/i386.c (ix86_frame_pointer_required): Likewise.
400 (ix86_select_alt_pic_regnum): Likewise.
401 (ix86_compute_frame_layout): Likewise.
402 (ix86_finalize_stack_realign_flags): Likewise.
403 (ix86_expand_epilogue): Likewise.
404 * config/rs6000/rs6000.c (rs6000_stack_info): Likewise.
405 * config/h8300/h8300.c (byte_reg): Likewise.
406 * config/c6x/c6x.c (must_reload_pic_reg_p): Likewise.
407 (c6x_save_reg): Likewise.
408 (c6x_compute_frame_layout): Likewise.
409 * config/pa/pa.c (pa_compute_frame_size): Likewise.
410 (pa_output_function_prologue): Likewise.
411 * config/stormy16/stormy16.c (struct xstormy16_stack_layout): Likewise.
412 * config/sparc/sparc.md (attr "leaf_function"): Likewise.
413 * config/sparc/sparc.c (sparc_initial_elimination_offset): Likewise.
414 (sparc_expand_prologue): Likewise.
415 (sparc_flat_expand_prologue): Likewise.
416 (sparc_asm_function_prologue): Likewise.
417 (sparc_output_mi_thunk): Likewise.
418 (sparc_frame_pointer_required): Likewise.
419 * config/epiphany/epiphany.c (epiphany_compute_function_type):
421 (epiphany_compute_frame_size): Likewise.
422 * config/lm32/lm32.c (lm32_compute_frame_size): Likewise.
423 * config/cris/cris.c (cris_md_asm_clobbers): Likewise.
424 (cris_frame_pointer_required): Likewise.
425 * config/tilepro/tilepro.c (emit_sp_adjust): Likewise.
426 (tilepro_current_function_is_leaf): Likewise.
427 * config/arm/arm.c (arm_compute_save_reg0_reg12_mask): Likewise.
428 * config/pdp11/pdp11.c (pdp11_expand_epilogue): Likewise.
429 * config/ia64/ia64.c (find_gr_spill): Likewise.
430 (ia64_compute_frame_size): Likewise.
431 (ia64_can_eliminate): Likewise.
432 (ia64_initial_elimination_offset): Likewise.
433 * config/m68k/m68k.c (m68k_save_reg): Likewise.
434 (m68k_expand_epilogue): Likewise.
435 * config/rx/rx.c (rx_get_stack_layout): Likewise.
436 * config/tilegx/tilegx.c (tilegx_current_function_is_leaf): Likewise.
437 * config/picochip/picochip.c (picochip_can_eliminate_link_sp_save):
439 (picochip_output_frame_debug): Likewise.
440 * config/sh/sh.c (sh_media_register_for_return): Likewise.
441 (sh_allocate_initial_value): Likewise.
442 (sh_output_mi_thunk): Likewise.
443 * config/microblaze/microblaze.c (microblaze_must_save_register):
445 (compute_frame_size): Likewise.
446 (microblaze_initial_elimination_offset): Likewise.
447 (microblaze_expand_prologue): Likewise.
448 (microblaze_expand_epilogue): Likewise.
449 * config/frv/frv.c (frv_expand_epilogue): Likewise.
450 (frv_frame_pointer_required): Likewise.
451 * config/spu/spu.c (get_pic_reg): Likewise.
452 (direct_return): Likewise.
453 (spu_expand_prologue): Likewise.
454 (spu_expand_epilogue): Likewise.
455 (spu_initial_elimination_offset): Likewise.
456 * config/mips/mips.c (mips_global_pointer): Likewise.
457 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
458 (mips_compute_frame_info): Likewise.
459 * config/mep/mep.c (mep_interrupt_saved_reg): Likewise.
460 (mep_reload_pointer): Likewise.
461 * config/rl78/rl78.c (need_to_save): Likewise.
462 * config/cr16/cr16.c (cr16_compute_save_regs): Likewise.
463 * config/score/score.c (score_compute_frame_size): Likewise.
464 (score_function_prologue): Likewise.
465 * config/bfin/bfin.c (must_save_p): Likewise.
466 (expand_prologue_reg_save): Likewise.
467 (expand_epilogue_reg_restore): Likewise.
468 (bfin_frame_pointer_required): Likewise.
469 (n_regs_saved_by_prologue): Likewise.
470 (add_to_reg): Likewise.
471 (expand_interrupt_handler_prologue): Likewise.
472 (expand_interrupt_handler_epilogue): Likewise.
473 (bfin_expand_prologue): Likewise.
474 * config/avr/avr.c (avr_regs_to_save): Likewise.
475 (avr_prologue_setup_frame): Likewise.
476 (expand_epilogue): Likewise.
477 * config/s390/s390.c (s390_regs_ever_clobbered): Likewise.
478 (s390_register_info): Likewise.
479 (s390_frame_info): Likewise.
480 (s390_init_frame_layout): Likewise.
481 (s390_emit_prologue): Likewise.
484 2012-06-24 Steven Bosscher <steven@gcc.gnu.org>
486 * system.h: Poison ASM_BYTE_OP and ASM_OUTPUT_BYTE.
487 * vmsdbgout: Do not undefine it if defined.
488 Rename local ASM_BYTE_OP definition to VMS_ASM_BYTE_OP.
489 * config/microblaze/microblaze/h: Do no define ASM_BYTE_OP.
490 * config/mep/mep.h: Do not define ASM_OUTPUT_BYTE.
492 2012-06-24 Richard Sandiford <rdsandiford@googlemail.com>
494 * config/mips/mips.c (mips_process_sync_loop): Add missing
497 2012-06-23 Richard Henderson <rth@redhat.com>
500 * config/i386/i386.c (ix86_rtx_costs): Add reasonable costs for
501 V*QImode shifts and multiply.
502 (ix86_expand_vecop_qihi): Support shifts.
503 * config/i386/i386.md (any_shift): New code iterator.
504 * config/i386/sse.md (ashlv16qi3): Merge ...
505 (<any_shiftrt>v16qi3): ... into ...
506 (<any_shift><VI1_AVX2>3): ... here. Use ix86_expand_vecop_qihi
507 to support SSE and AVX.
509 * config/i386/i386.c (ix86_expand_sse_unpack): Split operands[]
510 parameter into src and dest.
511 * config/i386/sse.md (vec_unpacku_hi_<V124_AVX2>): Update call.
512 (vec_unpacks_hi_<V124_AVX2>): Likewise.
513 (vec_unpacku_lo_<V124_AVX2>): Likewise.
514 (vec_unpacks_lo_<V124_AVX2>): Likewise.
515 * config/i386/i386-protos.h: Update.
517 * config/i386/sse.md (mul<VI1_AVX2>3): Change from insn_and_split to
518 pure expander; move expansion code ...
519 * config/i386/i386.c (ix86_expand_vecop_qihi): ... here. New function.
520 * config/i386/i386-protos.h: Update.
522 2012-06-22 Edmar Wienskoski <edmar@freescale.com>
524 * config/rs6000/rs6000.md (define_attr "type"): New type popcnt.
525 (popcntb<mode>2): Add attribute type popcnt.
526 (popcntd<mode>2): Ditto.
527 * config/rs6000/power4.md (define_insn_reservation): Add type popcnt.
528 * config/rs6000/power5.md (define_insn_reservation): Ditto.
529 * config/rs6000/power7.md (define_insn_reservation): Ditto.
530 * config/rs6000/476.md (define_insn_reservation): Ditto.
531 * config/rs6000/power6.md (define_insn_reservation): New
532 reservation for popcnt instructions.
534 2012-06-22 H.J. Lu <hongjiu.lu@intel.com>
536 * doc/invoke.texi: Update -mpreferred-stack-boundary=3 warning.
538 2012-06-22 H.J. Lu <hongjiu.lu@intel.com>
541 * doc/invoke.texi: Add a warning for -mpreferred-stack-boundary=3.
543 * config/i386/i386.c (ix86_option_override_internal): Allow
544 -mpreferred-stack-boundary=3 for 64-bit if SSE is disabled.
546 * config/i386/i386.h (MIN_STACK_BOUNDARY): Set to 64 for 64-bit
549 2012-06-22 Bill Schmidt <wschmidt@linux.ibm.com>
551 * double-int.c (double_int_multiple_of): New function.
552 * double-int.h (double_int_multiple_of): New decl.
553 * tree-ssa-loop-ivopts.c (add_cost, zero_cost): Remove undefs.
554 (mbc_entry_hash): New forward decl.
555 (mbc_entry_eq): Likewise.
556 (zero_cost): Change to no_cost.
557 (mult_costs): New static var.
558 (cost_tables_exist): Likewise.
559 (initialize_costs): New function.
560 (finalize_costs): Likewise.
561 (tree_ssa_iv_optimize_init): Call initialize_costs.
562 (add_cost): Change to add_regs_cost; distinguish costs by speed.
563 (multiply_regs_cost): New function.
564 (add_const_cost): Likewise.
565 (extend_or_trunc_reg_cost): Likewise.
566 (negate_reg_cost): Likewise.
567 (multiply_by_cost): Change to multiply_by_const_cost; distinguish
569 (get_address_cost): Change add_cost to add_regs_cost; change
570 multiply_by_cost to multiply_by_const_cost.
571 (force_expr_to_var_cost): Change zero_cost to no_cost; change
572 add_cost to add_regs_cost; change multiply_by_cost to
573 multiply_by_const_cost.
574 (split_cost): Change zero_cost to no_cost.
575 (ptr_difference_cost): Likewise.
576 (difference_cost): Change zero_cost to no_cost; change multiply_by_cost
577 to multiply_by_const_cost.
578 (get_computation_cost_at): Change add_cost to add_regs_cost; change
579 multiply_by_cost to multiply_by_const_cost.
580 (determine_use_iv_cost_generic): Change zero_cost to no_cost.
581 (determine_iv_cost): Change add_cost to add_regs_cost.
582 (iv_ca_new): Change zero_cost to no_cost.
583 (tree_ssa_iv_optimize_finalize): Call finalize_costs.
584 * tree-ssa-address.c (most_expensive_mult_to_index): Change
585 multiply_by_cost to multiply_by_const_cost.
586 * tree-flow.h (multiply_by_cost): Change to multiply_by_const_cost.
587 (add_regs_cost): New decl.
588 (multiply_regs_cost): Likewise.
589 (add_const_cost): Likewise.
590 (extend_or_trunc_reg_cost): Likewise.
591 (negate_reg_cost): Likewise.
593 2012-06-22 Richard Guenther <rguenther@suse.de>
595 Merge from graphite branch
596 2011-08-10 Sebastian Pop <sebpop@gmail.com>
598 * graphite-sese-to-poly.c (build_scop_drs): Fix memory leak.
600 2012-01-13 Tobias Grosser <tobias@grosser.es>
602 * tree-flow.h (parallelized_function_p): Declare.
603 * tree-parloops.c (parallelized_function_p): Export.
604 * graphite.c (graphite_transform_loops): Do not run graphite on
605 already parallel functions.
607 2012-06-22 Alan Modra <amodra@gmail.com>
609 * config/rs6000/rs6000.c (rs6000_pre_atomic_barrier): Pass in and
610 return mem. Convert to indirect addressing if not indirect or
611 indexed. Adjust all callers.
613 2012-06-22 Richard Guenther <rguenther@suse.de>
615 * gcov-iov.c: Include bconfig.h and system.h.
617 2012-06-22 Andreas Schwab <schwab@linux-m68k.org>
619 * doc/include/texinfo.tex: Update to version 2012-06-05.14.
621 2012-06-22 Richard Guenther <rguenther@suse.de>
623 PR gcov-profile/53744
624 * gcov-iov.c (main): Treat "" and "prerelease" the same.
626 2012-06-22 Eric Botcazou <ebotcazou@adacore.com>
629 * dwarf2out.c (gen_compile_unit_die): Use DW_LANG_Fortran90 as language
630 for GNU Fortran if in strict DWARF2 mode.
632 2012-06-22 Eric Botcazou <ebotcazou@adacore.com>
634 * tree-ssa-live.c (remove_unused_scope_block_p): Remove again
635 DECL_IGNORED_P non-reg vars even if they are used.
637 2012-06-21 Alexandre Oliva <aoliva@redhat.com>
641 * var-tracking.c (vt_get_canonicalize_base): New.
642 (vt_canonicalize_addr, vt_stack_offset_p): New.
643 (vt_canon_true_dep): New.
644 (drop_overlapping_mem_locs): Use vt_canon_true_dep.
645 (clobber_overlaping_mems): Use vt_canonicalize_addr.
647 2012-06-21 Alexandre Oliva <aoliva@redhat.com>
651 * var-tracking.c (vt_initialize): Record initial offset between
652 arg pointer and stack pointer.
654 2012-06-21 Alexandre Oliva <aoliva@redhat.com>
658 * var-tracking.c (vt_init_cfa_base): Drop redundant recording of
661 2012-06-21 Alexandre Oliva <aoliva@redhat.com>
665 * alias.c (memrefs_conflict_p): Improve handling of AND for
668 2012-06-21 Alexandre Oliva <aoliva@redhat.com>
670 * ddg.c (build_intra_loop_deps): Discard deps of nondebug on debug.
672 2012-06-21 Alexandre Oliva <aoliva@redhat.com>
675 * cselib.c (promote_debug_loc): Don't crash on NULL argument.
677 2012-06-21 Meador Inge <meadori@codesourcery.com>
680 * c-decl.c (c_push_function_context): Restore the behavior to reuse
681 the language function allocated for -Wunused-local-typedefs.
682 (c_pop_function_context): If necessary, clear the language function
683 created in c_push_function_context. Always clear out the
684 x_cur_stmt_list field of the restored language function.
686 2012-06-21 Sterling Augustine <saugustine@google.com>
687 Cary Coutant <ccoutant@google.com>
689 * dwarf2out.c (is_cu_die, is_namespace_die, is_class_die,
690 add_AT_pubnames, add_enumerator_pubname, want_pubnames): New functions.
691 (comdat_type_struct): New field 'skeleton_die'.
692 (breakout_comdat_types): Update it.
693 (add_pubname): Rework logic. Call is_class_die, is_cu_die and
694 is_namespace_die. Fix minor style violation. Call want_pubnames.
695 (add_pubname_string): Call want_pubnames.
696 (add_pubtype): Rework logic for calculating type name. Call
697 is_namespace_die. Call want_pubnames.
698 (output_pubnames): Move conditional logic deciding when to produce the
699 section from dwarf2out_finish. Use new skeleton_die field.
700 (base_type_die): Call add_pubtype.
701 (gen_enumeration_type_die): Unconditionally call add_pubtype.
702 (gen_subprogram_die): Adjust calls to add_pubname.
703 (gen_namespace_die): Call add_pubname_string.
704 (dwarf2out_finish): Call add_AT_pubnames; Move logic on when to
705 produce pubnames and pubtypes sections to output_pubnames.
706 * common.opt (-gpubnames): New option.
707 * doc/invoke.texi: Document it.
709 2012-06-21 Steven Bosscher <steven@gcc.gnu.org>
711 * config/m32c/m32c-pragma.c: Remove unnecessary includes.
713 2012-06-21 Michael Matz <matz@suse.de>
716 * builtins.c (get_memory_rtx): Always build an all-aliasing MEM_REF
719 2012-06-21 Richard Guenther <rguenther@suse.de>
721 * tree-inline.c (estimate_num_insns): Estimate call cost for
724 2012-06-20 Rüdiger Sonderfeld <ruediger@c-plusplus.de>
726 * tree.h (DECL_SOURCE_COLUMN): New accessor.
728 2012-06-20 Uros Bizjak <ubizjak@gmail.com>
730 * config/i386/i386.md (SINCOS): New int iterator.
731 (sincos): New int attribute.
732 (*<sincos>xf2_i387): Macroize insn from *{sin,cos}xf2_i387 using
734 (*<sincos>_extend<mode>xf2_i387): Macroize insn from
735 *{sin,cos}_extend<mode>xf2_i387 using SINCOS int iterator.
737 2012-06-20 Uros Bizjak <ubizjak@gmail.com>
739 * config/i386/i386.md (RDFSGSBASE): New int iterator.
741 (fsgs): New int attribute.
742 (rd<fsgs>base<mode>): Macroize insn from rd<fsgs>base<mode> using
743 RDFSGSBASE int iterator.
744 (wr<fsgs>base<mode>): Macroize insn from wr<fsgs>base<mode> using
745 WRFSGSBASE int iterator.
747 2012-06-20 Uros Bizjak <ubizjak@gmail.com>
749 * config/i386/i386.md (<rounding_insn><mode>2): Macroize expander
750 from {floor,ceil,btrunc}<mode>2 using FIST_ROUNDING int iterator.
751 (l<rounding_insn><MODEF:mode><SWI48:mode>2): Macroize expander
752 from l{floor,ceil}<MODEF:mode><SWI48:mode>2 using FIST_ROUNDING
755 2012-06-20 Steven Bosscher <steven@gcc.gnu.org>
757 * system.h: Poison ASM_OUTPUT_IDENT and IDENT_ASM_OP.
759 2012-06-20 Richard Guenther <rguenther@suse.de>
761 PR tree-optimization/30318
762 * tree-vrp.c (range_int_cst_p): Do not reject overflowed
764 (range_int_cst_singleton_p): But explicitely here.
765 (zero_nonzero_bits_from_vr): And here.
766 (extract_range_from_binary_expr_1): Re-implement PLUS_EXPR
767 to cover all cases we can perform arbitrary precision
768 arithmetic with double-ints.
769 (intersect_ranges): Handle adjacent anti-ranges.
771 2012-06-20 Uros Bizjak <ubizjak@gmail.com>
773 * config/i386/i386.md (rounding_insn): New int attribute.
774 (<rounding_insn>xf2): Macroize insn from
775 {floor,ceil,btrunc}xf2 using FRNDINT_ROUNDING int iterator.
776 (l<rounding_insn>xf<mode>2): Rename from l<rounding>xf<mode>2.
778 2012-06-20 Uros Bizjak <ubizjak@gmail.com>
780 * config/i386/i386.md (IEEE_MAXMIN): New int iterator.
781 (ieee_maxmin): New int attribute.
782 (*ieee_s<ieee_maxmin><mode>3): Macroize insn from
783 *ieee_s{max,min}<mode>3 using IEEE_MAXMIN int iterator.
785 2012-06-20 Steven Bosscher <steven@gcc.gnu.org>
787 * config/arm/arm.h (EMIT_EABI_ATTRIBUTE): Remove.
788 * config/arm/arm.c: Do not include c-pragma.h.
789 (arm_emit_eabi_attribute): New function based on EMIT_EABI_ATTRIBUTE.
790 (arm_file_start): Replace uses of EMIT_EABI_ATTRIBUTE with calls
791 to arm_emit_eabi_attribute.
792 * arm-c.c: Do not include output.h.
793 (arm_output_c_attributes): Replace use of EMIT_EABI_ATTRIBUTE with a
794 call to arm_emit_eabi_attribute.
795 * config/arm/arm-protos.h (arm_emit_eabi_attribute): Prototype it.
797 2012-06-20 Richard Guenther <rguenther@suse.de>
799 * tree-vect-data-refs.c (vect_can_force_dr_alignment_p):
800 Allow adjusting alignment of user-aligned decls again.
802 2012-06-20 Steven Bosscher <steven@gcc.gnu.org>
804 * config/rl78/rl78-c.c: Remove unnecessary includes.
806 2012-06-20 Steven Bosscher <steven@gcc.gnu.org>
808 * config/cris/cris.c: Include cgraph.h.
809 (cris_option_override): Do not set non-existing flag_no_gcc_ident.
811 2012-06-19 Maxim Kuvyrkov <maxim@codesourcery.com>
813 * emit-rtl.c (need_atomic_barrier_p): New function.
814 * emit-rtl.h (need_atomic_barrier_p): Declare it.
815 * config/alpha/alpha.c (alpha_{pre,post}_atomic_barrier): Use it.
816 * config/arm/arm.c (arm_{pre,post}_atomic_barrier): Use it.
817 * config/tilegx/tilegx.c (tile_{pre,post}_atomic_barrier): Use it.
818 * config/mips/mips.c (mips_{pre,post}_atomic_barrier_p): Remove.
819 (mips_process_sync_loop): Use generic version instead.
821 2012-06-19 Maxim Kuvyrkov <maxim@codesourcery.com>
823 * config/mips/mips.c (mips_process_sync_loop): Emit cmp result only if
826 2012-06-19 Tom de Vries <vries@codesourcery.com>
827 Maxim Kuvyrkov <maxim@codesourcery.com>
829 * config/mips/constraints.md (ZR): New constraint.
830 * config/mips/predicates.md (mem_noofs_operand): New predicate.
831 * config/mips/mips.c (mips_print_operand): Handle new print modifier.
832 * config/mips/mips.h (TARGET_XLP): Define.
833 (TARGET_SYNC_AFTER_SC): Update.
834 (ISA_HAS_SWAP, ISA_HAS_LDADD): Define.
835 * config/mips/sync.md (atomic_exchange, atomic_fetch_add): Use
836 XLP-specific swap and ldadd patterns.
837 (atomic_exchange_swap, atomic_fetch_add_ldadd): New patterns.
839 2012-06-19 Tom de Vries <vries@codesourcery.com>
840 Maxim Kuvyrkov <maxim@codesourcery.com>
842 * config/mips/mips.c (mips_emit_pre_atomic_barrier_p,)
843 (mips_emit_post_atomic_barrier_p): New static functions.
844 (mips_process_sync_loop): Use them. Emit sync memory barriers in
845 accordance with memory model semantics. Add return of CMP result for
847 * config/mips/mips.md: Update comment.
848 (sync_cmp): New attribute.
849 (sync_memmodel): New attribute replacing sync_release_barrier.
850 * config/mips/sync.md (UNSPEC_ATOMIC_COMPARE_AND_SWAP,)
851 (UNSPEC_ATOMIC_EXCHANGE, UNSPEC_ATOMIC_FETCH_OP): New constants.
852 (sync_lock_test_and_set, test_and_set_12): Update.
853 (atomic_compare_and_swap, atomic_exchange, atomic_exchange_llsc,)
854 (atomic_fetch_add, atomic_fetch_add_llsc): New patterns.
856 2012-06-19 Joseph Myers <joseph@codesourcery.com>
858 * config/rs6000/spe.md (*mov_si<mode>_e500_subreg0): Rename to
859 mov_si<mode>_e500_subreg0.
860 (*mov_si<mode>_e500_subreg0_elf_low)
861 (*mov_si<mode>_e500_subreg4_elf_low): New patterns.
863 2012-06-19 Richard Henderson <rth@redhat.com>
865 * config/alpha/alpha.c: Include params.h.
866 (alpha_option_override): Initialize PARAM_L1_CACHE_LINE_SIZE,
867 PARAM_L1_CACHE_SIZE, PARAM_L2_CACHE_SIZE for the cpu tuning.
869 2012-06-19 Steven Bosscher <steven@gcc.gnu.org>
871 * doc/tm.texi.in (TARGET_OBJC_DECLARE_UNRESOLVED_CLASS_REFERENCE,
872 TARGET_OBJC_DECLARE_CLASS_DEFINITION): Add @hooks.
873 (ASM_DECLARE_CLASS_REFERENCE, ASM_DECLARE_UNRESOLVED_REFERENCE):
875 * doc/tm.texi: Regenerate.
876 * config/darwin.h (ASM_OUTPUT_LABELREF): Remove special case for
878 * config/darwin-c.c: Include target.h.
879 (darwin_objc_declare_unresolved_class_reference): New function.
880 (darwin_objc_declare_class_definition): New function.
881 (TARGET_OBJC_DECLARE_UNRESOLVED_CLASS_REFERENCE): Define.
882 (TARGET_OBJC_DECLARE_CLASS_DEFINITION): Define.
884 2012-06-19 Steven Bosscher <steven@gcc.gnu.org>
886 * target.def (output_ident): New hook.
887 * targhooks.h (default_asm_output_ident_directive): Add prototype.
888 * varasm.c (assemble_asm): Only prefix a tab if the string does not
889 already start with one.
890 (default_asm_output_ident_directive): New function to emit
891 .ident as a top-level asm node while parsing, or directly to
892 asm_out_file after parsing.
893 * toplev.c (compile_file): Print a GCC .ident with
894 targetm.asm_out.output_ident.
895 * doc/tm.texi.in (ASM_OUTPUT_IDENT): Remove documentation for macro.
896 (TARGET_ASM_OUTPUT_IDENT): Add @hook for this.
897 * doc/tm.texi: Update.
899 * config/elfos.h (ASM_OUTPUT_IDENT, IDENT_ASM_OP): Remove.
900 (TARGET_ASM_OUTPUT_IDENT): Define.
901 * config/i386/djgpp.h (IDENT_ASM_OP): Remove.
902 * config/i386/gas.h (ASM_OUTPUT_IDENT): Remove.
903 * config/arm/aout.h (ASM_OUTPUT_IDENT): Remove.
904 * config/sparc/sparc.h (IDENT_ASM_OP): Remove.
905 (TARGET_ASM_OUTPUT_IDENT): Define.
906 * config/picochip/picochip.h (IDENT_ASM_OP): Remove.
907 (TARGET_ASM_OUTPUT_IDENT): Define.
909 * config/cris/cris-protos.h (cris_asm_output_ident): Add prototype.
910 * config/cris/cris.c (cris_asm_output_ident): New function.
911 * config/cris/cris.h (ASM_OUTPUT_IDENT, IDENT_ASM_OP): Remove.
913 * config/microblaze/microblaze-protos.h (microblaze_asm_output_ident):
915 * config/microblaze/microblaze.c: Include cgraph.h for add_asm_node.
916 (microblaze_asm_output_ident): Rewrite to work similar to
917 default_asm_output_ident_directive for front-end .idents.
918 * config/microblaze/microblaze.h (ASM_OUTPUT_IDENT): Remove.
919 (TARGET_ASM_OUTPUT_IDENT): Define.
921 * config/mips/mips.h (ASM_OUTPUT_IDENT): Remove.
922 * config/mips/sde.h (IDENT_ASM_OP, ASM_OUTPUT_IDENT): Remove.
924 * config/rx/rx.c: Include cgraph.h for add_asm_node.
925 (rx_asm_output_ident): New function, similar to
926 default_asm_output_ident_directive, but handle AS100 syntax also, so
927 that #ident also works for rx in AS100 syntax.
928 (TARGET_ASM_OUTPUT_IDENT): Define.
929 * config/rx/rx.h (IDENT_ASM_OP): Remove.
931 * Makefile.in: Fix dependencies for c-family/c-lex.o.
933 2012-06-19 Uros Bizjak <ubizjak@gmail.com>
935 * config/i386/i386.md (FIST_ROUNDING): New int iterator.
936 (rounding): Handle UNSPEC_FIST_{FLOOR,CEIL}.
938 (*fist<mode>2_<rounding>_1): Macroize insn from
939 *fist<mode>2_{floor,ceil}_1 using FIST_ROUNDING int iterator.
940 (fistdi2_<rounding>): Macroize insn from
941 fistdi2_{floor,ceil} using FIST_ROUNDING int iterator.
942 (fistdi2_<rounding>_with_temp and splitters): Macroize insn and
943 corresponding splitters from fistdi2_{floor,ceil} and corresponding
944 splitters using FIST_ROUNDING int iterator.
945 (fist<mode>2_<rounding>): Macroize insn from
946 fist<mode>2_{floor,ceil} using FIST_ROUNDING int iterator.
947 (fist<mode>2_<rounding>_with_temp and splitters): Macroize insn and
948 corresponding splitters from fist<mode>2_{floor,ceil} and corresponding
949 splitters using FIST_ROUNDING int iterator.
950 (l<rounding>xf<mode>2): Macroize expander from l{floor,ceil}xf<mode>2
951 using FIST_ROUNDING int iterator.
953 2012-06-19 Richard Henderson <rth@redhat.com>
955 * config/i386/i386-protos.h (ix86_expand_sse2_mulv4si3): Declare.
956 * config/i386/i386.c (ix86_expand_sse2_mulv4si3): New.
957 * config/i386/predicates.md (nonimmediate_or_const_vector_operand): New.
958 * config/i386/sse.md (sse2_mulv4si3): Delete.
959 (mul<VI4_AVX2>3): Use ix86_expand_sse2_mulv4si3 and
960 nonimmediate_or_const_vector_operand.
962 2012-06-19 Richard Henderson <rth@redhat.com>
964 * expmed.c (struct init_expmed_rtl): Split ...
965 (init_expmed_one_mode): ... out of ...
966 (init_expmed): ... here. Initialize integer vector modes also.
967 (synth_mult): Handle integer vector modes.
968 (choose_mult_variant): Likewise.
969 (expand_mult_const): Likewise.
970 (expand_mult): Likewise.
971 * machmode.h (GET_MODE_UNIT_BITSIZE): New.
973 2012-06-19 Richard Henderson <rth@redhat.com>
975 * config/i386/i386.c (ix86_rtx_costs): Handle CONST_VECTOR, and
976 integral vector modes.
978 2012-06-19 Uros Bizjak <ubizjak@gmail.com>
980 * config/i386/i386.md (FRNDINT_ROUNDING): New int iterator.
981 (rounding): New int attribute.
983 (frndintxf2_<rounding>): Macroize insn from
984 frndintxf2_{floor,ceil,trunc} using FRNDINT_ROUNDING int iterator.
985 (frndintxf2_<rounding>_i387): Macroize insn from
986 frndintxf2_{floor,ceil,trunc}_i387 using FRNDINT_ROUNDING int iterator.
988 2012-06-19 Richard Guenther <rguenther@suse.de>
990 * tree-vrp.c (union_ranges): New function.
991 (vrp_meet_1): Use union_ranges.
992 (vrp_meet): Dump what we union and call vrp_meet_1.
994 2012-06-19 Richard Earnshaw <rearnsha@arm.com>
996 * arm.md (enum unspec): Delete UNSPEC_SIN and UNSPEC_COS.
997 (attr type): Remove fmul, ffmul, farith, ffarith, float_em
998 f_fpa_load, f_fpa_store, f_mem_r, r_mem_f.
999 (attr write_conflict, attr core_cycles): Update.
1000 * arm-generic.md (r_mem_f_wbuf): Delete reservation.
1002 2012-06-19 Richard Guenther <rguenther@suse.de>
1004 * tree-vrp.c (intersect_ranges): Handle more cases.
1005 (vrp_intersect_ranges): Dump what we intersect and call ...
1006 (vrp_intersect_ranges_1): ... this.
1008 2012-06-19 Richard Guenther <rguenther@suse.de>
1010 PR tree-optimization/53708
1011 * tree-vect-data-refs.c (vect_can_force_dr_alignment_p): Preserve
1012 user-supplied alignment and alignment of decls with the used
1015 2012-06-18 Lawrence Crowl <crowl@google.com>
1017 * timevar.def (TV_PHASE_GENERATE): Rename to TV_PHASE_LATE_ASM.
1018 (TV_PHASE_CGRAPH): Rename to TV_PHASE_OPT_GEN.
1019 (TV_PHASE_STREAM_IN): New.
1020 (TV_PHASE_STREAM_OUT): New.
1021 * timevar.c (validate_phases): New.
1022 (timevar_print): Call validate_phases.
1023 * c-decl.c (c_write_global_declarations): Rename use of TV_PHASE_CGRAPH
1024 to TV_PHASE_OPT_GEN.
1025 * langhooks.c (write_global_declarations): Rename use of
1026 TV_PHASE_CGRAPH to TV_PHASE_OPT_GEN. Use TV_PHASE_DBGINFO instead of
1027 TV_PHASE_CHECK_DBGINFO.
1028 * toplev.c (compile_file): Rename use of TV_PHASE_GENERATE to
1029 TV_PHASE_LATE_ASM. Move start of TV_PHASE_LATE_ASM to after call to
1030 lang_hooks.decls.final_write_globals.
1032 2012-06-18 David Edelshn <dje.gcc@gmail.com>
1034 * config/rs6000/aix52.h (TARGET_EXTRA_BUILTINS): Define as 0.
1036 2012-06-18 Uros Bizjak <ubizjak@gmail.com>
1039 * config/i386/sse.md (*sse4_2_pcmpestr_unaligned): New.
1040 (*sse4_2_pcmpistr_unaligned): New.
1042 2012-06-18 Ian Bolton <ian.bolton@arm.com>
1043 Sameera Deshpande <sameera.deshpande@arm.com>
1044 Greta Yorsh <greta.yorsh@arm.com>
1046 * config/arm/arm-protos.h (arm_output_epilogue): Remove.
1047 * config/arm/arm.c (print_multi_reg): Remove.
1048 (vfp_output_fldmd): Likewise.
1049 (arm_output_epilogue): Likewise.
1050 * config/arm/arm.md (epilogue_insns): Update condition and code.
1052 2012-06-18 Ian Bolton <ian.bolton@arm.com>
1053 Sameera Deshpande <sameera.deshpande@arm.com>
1054 Greta Yorsh <greta.yorsh@arm.com>
1056 * config/arm/arm-protos.h (thumb2_expand_return): New declaration.
1057 * config/arm/arm.c (thumb2_expand_return): New function.
1058 * config/arm/arm.md (return): Update condition and code.
1060 2012-06-18 Ian Bolton <ian.bolton@arm.com>
1061 Sameera Deshpande <sameera.deshpande@arm.com>
1062 Greta Yorsh <greta.yorsh@arm.com>
1064 * config/arm/arm-protos.h (output_return_instruction): New parameter
1065 and int to bool change of parameter types.
1066 * config/arm/arm.c (output_return_instruction): Likewise.
1067 * config/arm/arm.md (arm_simple_return): New pattern.
1068 (arm_return, cond_return, cond_return_inverted): Add new arguments.
1069 * config/arm/thumb2.md (thumb2_return): Update condition and code.
1071 2012-06-18 Ian Bolton <ian.bolton@arm.com>
1072 Sameera Deshpande <sameera.deshpande@arm.com>
1073 Greta Yorsh <greta.yorsh@arm.com>
1075 * config/arm/arm-protos.h (arm_expand_epilogue): New declaration.
1076 * config/arm/arm.c (arm_expand_epilogue): New function.
1077 * config/arm/arm.md (epilogue): Update condition and code.
1078 (sibcall_epilogue): Likewise.
1080 2012-06-18 Ian Bolton <ian.bolton@arm.com>
1081 Sameera Deshpande <sameera.deshpande@arm.com>
1082 Greta Yorsh <greta.yorsh@arm.com>
1084 * config/arm/arm.c (arm_expand_epilogue_apcs_frame): New function.
1085 * config/arm/arm.md (arm_addsi3) Add an alternative.
1087 2012-06-18 Ian Bolton <ian.bolton@arm.com>
1088 Sameera Deshpande <sameera.deshpande@arm.com>
1089 Greta Yorsh <greta.yorsh@arm.com>
1091 * config/arm/arm.md (vfp_pop_multiple_with_writeback) New define_insn.
1092 * config/arm/predicates.md (pop_multiple_fp) New special predicate.
1093 * config/arm/arm.c (arm_emit_vfp_multi_reg_pop): New function.
1095 2012-06-18 Ian Bolton <ian.bolton@arm.com>
1096 Sameera Deshpande <sameera.deshpande@arm.com>
1097 Greta Yorsh <greta.yorsh@arm.com>
1099 * config/arm/arm.md (load_multiple_with_writeback) New define_insn.
1100 (load_multiple, pop_multiple_with_writeback_and_return) Likewise.
1101 (pop_multiple_with_return, ldr_with_return) Likewise.
1102 * config/arm/predicates.md (pop_multiple_return) New special predicate.
1103 * config/arm/arm-protos.h (arm_output_multireg_pop) New declaration.
1104 * config/arm/arm.c (arm_output_multireg_pop) New function.
1105 (arm_emit_multi_reg_pop): New function.
1107 2012-06-18 Greta Yorsh <Greta.Yorsh@arm.com>
1109 * config/arm/arm.c (ldm_stm_operation_p): Require SP
1110 as base register for loads if SP is in the register list.
1112 2012-06-18 Richard Guenther <rguenther@suse.de>
1114 PR tree-optimization/53693
1115 * tree-vect-patterns.c (vect_operation_fits_smaller_type):
1116 Reject operands with more than one use.
1118 2012-06-18 Bill Schmidt <wschmidt@linux.ibm.com>
1120 PR tree-optimization/53703
1121 * tree-ssa-phiopt.c (hoist_adjacent_loads): Skip virtual phis;
1122 correctly set bb_for_def[12].
1124 2012-06-18 Steven Bosscher <steven@gcc.gnu.org>
1126 * config/vax/vax.h (VMS_TARGET): Remove.
1128 2012-06-18 Richard Guenther <rguenther@suse.de>
1130 * tree-vrp.c (extract_range_from_assert): Split out range
1132 (intersect_ranges): New function.
1133 (vrp_intersect_ranges): Likewise.
1135 2012-06-18 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1137 * config/s390/s390.c (s390_gimplify_va_arg): Revert change from
1140 2012-06-18 Tejas Belagod <tejas.belagod@arm.com>
1142 * doc/md.texi: Document int iterators.
1143 * read-rtl.c (ints): New iterator group.
1144 (find_int): Int iterator group callback.
1145 (apply_int_iterator): Likewise.
1146 (apply_iterators): Traverse int iterator table and add all the used
1148 (initialize_iterators): Initialize data structures and callbacks for
1150 (read_rtx): Parse and read mappings for int iterators.
1151 (read_rtx_code): Record int iterator usage.
1153 2012-06-18 Richard Sandiford <rdsandiford@googlemail.com>
1156 * expr.c (expand_expr_addr_expr_1): Convert to tmode before
1157 performing an addition.
1159 2012-06-17 Steven Bosscher <steven@gcc.gnu.org>
1161 * output.h (split_double): Move prototype to rtl.h.
1162 (constructor_static_from_elts_p): Move prototype to tree.c.
1163 * rtl.h (split_double): Moved here from output.h.
1164 * tree.h (constructor_static_from_elts_p): Moved here from output.h.
1165 * final.c (split_double): Move from here ...
1166 * rtlanal.c (split_double): ... to here.
1167 * expr.c: Do not include output.h.
1169 2012-06-17 Steven Bosscher <steven@gcc.gnu.org>
1171 * cfglayout.h: Remove.
1172 * cfglayout.c: Remove.
1173 * function.h (struct function): Remove x_last_location field.
1174 * function.c: Do not include cfglayout.h.
1175 (expand_function_start): Do not call no-op force_next_line_note.
1176 (expand_function_end): Likewise.
1177 * cfgrtl.c: Do not include cfglayout.h. Include gt-cfgrtl.h.
1178 (unlink_insn_chain): Moved here from cfglayout.c.
1179 (skip_insns_after_block, label_for_bb, record_effective_endpoints,
1180 into_cfg_layout_mode, outof_cfg_layout_mode,
1181 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode,
1182 relink_block_chain, fixup_reorder_chain, verify_insn_chain,
1183 fixup_fallthru_exit_predecessor, force_one_exit_fallthru,
1184 cfg_layout_can_duplicate_bb_p, duplicate_insn_chain,
1185 cfg_layout_duplicate_bb, cfg_layout_initialize, break_superblocks,
1186 cfg_layout_finalize): Likewise.
1187 (rtl_can_remove_branch_p): Likewise.
1188 * rtl.h (insn_scope): Move prototype from cfglayout.h here.
1189 (duplicate_insn_chain): Likewise.
1190 (force_next_line_note): Remove prototype.
1191 * emit-rtl.c: Do not include tree-flow.h, egad. Include vecprim.h.
1192 (last_location): Remove #define to emit.x_last_location.
1193 (force_next_line_note): Remove no-op function.
1194 (init_emit): Don't set x_last_location.
1195 (block_locators_locs, block_locators_blocks, locations_locators_locs,
1196 locations_locators_vals, prologue_locator, epilogue_locator,
1197 curr_location, last_location, curr_block, last_block, curr_rtl_loc):
1198 Move POD to here from cfglayout.c.
1199 (insn_locators_alloc, insn_locators_finalize, insn_locators_free,
1200 set_curr_insn_source_location, get_curr_insn_source_location,
1201 set_curr_insn_block, get_curr_insn_block, curr_insn_locator,
1202 locator_scope, insn_scope, locator_location, locator_line, insn_line,
1203 locator_file, insn_file, locator_eq): Move to here from cfglayout.c.
1204 * cfghooks.h: Remove double-include protection.
1205 (can_copy_bbs_p, copy_bbs): Move prototypes from cfglayout.h to here.
1206 * cfghooks.c (can_copy_bbs_p, copy_bbs): Move to here from cfglayout.c.
1207 * final.c: Do not include cfglayout.h.
1208 (choose_inner_scope, change_scope): Move to here from cfglayout.c.
1209 (reemit_insn_block_notes): Likewise. Make static.
1210 * tree-flow.h (tree_could_trap_p, operation_could_trap_helper_p,
1211 operation_could_trap_p, tree_could_throw_p): Move from here...
1212 * tree.h: ... to here.
1213 * gengtype.c (open_base_files): Remove cfglayout.h from the list.
1214 * profile.c: Do not include cfghooks.h.
1215 * cfgloopmanip.c: Do not include cfglayout.h and cfghooks.h.
1216 * modulo-sched.c: Likewise.
1217 * loop-unswitch.c: Do not include cfglayout.h.
1218 * sched-ebb.c: Likewise.
1219 * tracer.c: Likewise.
1221 * tree-vect-loop-manip.c: Likewise.
1222 * loop-init.c: Likewise.
1223 * dwarf2out.c: Likewise.
1224 * hw-doloop.c: Likewise.
1225 * loop-unroll.c: Likewise.
1226 * cfgcleanup.c: Likewise.
1227 * bb-reorder.c: Likewise.
1228 * sched-rgn.c: Likewise.
1229 * tree-cfg.c: Likewise.
1230 * config/alpha/alpha.c: Likewise.
1231 * config/spu/spu.c: Likewise.
1232 * config/sparc/sparc.c: Likewise.
1233 * config/sh/sh.c: Likewise.
1234 * config/c6x/c6x.c: Likewise.
1235 * config/ia64/ia64.c: Likewise.
1236 * config/rs6000/rs6000.c: Likewise.
1237 * config/score/score.c: Likewise.
1238 * config/mips/mips.c: Likewise.
1239 * config/bfin/bfin.c: Likewise.
1240 * Makefile.in (CFGAYOUT_H): Remove, and fixup users.
1241 * config/rs6000/t-rs6000 (rs6000.o): Do not depend on cfglayout.h.
1242 * config/spu/t-spu-elf (spu.o: $): Likewise.
1243 * config/sparc/t-sparc (sparc.o): Do not depend on CFGLAYOUT_H.
1245 2012-06-17 Steven Bosscher <steven@gcc.gnu.org>
1247 * cfgloop.h: Do not include rtl.h.
1248 (enum iv_extend_code): New.
1249 (struct rtx_iv): Use iv_extend_code instead of rtx_code.
1250 * Makefile.in (CFGLOOP_H): Do not depend on RTL_H.
1251 * loop-iv.c (iv_extend_to_rtx_code): New function to translate
1252 an IV_EXTEND_CODE to an RTX_CODE.
1253 (dump_iv_info): Update for rtx_iv field type change.
1254 (iv_constant): Likewise.
1255 (iv_subreg): Likewise.
1256 (iv_extend): Likewise.
1259 (iv_mult): Likewise.
1260 (iv_shift): Likewise.
1261 (get_biv_step_1): Likewise.
1262 (get_biv_step): Likewise.
1263 (iv_analyze_biv): Likewise.
1264 (get_iv_value): Likewise.
1265 (shorten_into_mode): Likewise.
1266 (canonicalize_iv_subregs): Likewise.
1267 * sese.c (sese_build_liveouts): Use MAY_HAVE_DEBUG_STMTS instead
1268 of MAY_HAVE_DEBUG_INSNS.
1269 * tree-ssa-loop-ivopts.c: Include recog.h after expr.h.
1270 * tree-ssa-loop-prefetch.c: Likewise.
1272 2012-06-17 Steven Bosscher <steven@gcc.gnu.org>
1274 * expmed.c (ceil_log2): Move from here...
1275 * hwint.c: ... to here for older GCCs...
1276 * hwint.h: ... and here for newer GCCs.
1277 * rtl.h (ceil_log2): Remove prototype.
1279 * tree-phinodes.c: Do not include rtl.h.
1280 * Makefile.in (tree-phinodes.o): Do not depend on RTL_H.
1282 2012-06-17 Steven Bosscher <steven@gcc.gnu.org>
1284 * config/cris/cris.h (TARGET_ELF): Remove.
1285 (FORCE_EH_FRAME_INFO_IN_DATA_SECTION): Remove.
1286 (CRIS_ASM_OUTPUT_ALIGNED_DECL_COMMON): Simpify using TARGET_ELF==1.
1287 (LOCAL_LABEL_PREFIX): Likewise.
1288 * config/cris/cris.c (cris_target_asm_named_section): Remove.
1289 (cris_option_override): Simpify using TARGET_ELF==1.
1290 (cris_file_start): Likewise.
1291 * config/cris/cris-protos.h (cris_target_asm_named_section): Remove.
1293 2012-06-17 Uros Bizjak <ubizjak@gmail.com>
1295 * config/i386/sse.md (vcvtph2ps): Fix vec_select selector.
1297 2012-06-16 Eric Botcazou <ebotcazou@adacore.com>
1300 * tree-inline.c (initialize_cfun): Copy can_delete_dead_exceptions.
1302 2012-06-15 Easwaran Raman <eraman@google.com>
1304 * passes.c (init_optimization_passes): Remove pass_call_cdce
1305 from its current position and insert after pass_dce.
1307 2012-06-15 Walter Lee <walt@tilera.com>
1309 * config/tilegx/sync.md (atomic_fetch_<fetchop_name><mode>): Fix typo.
1311 2012-06-15 Richard Earnshaw <rearnsha@arm.com>
1313 * arm.c (note_invalid_constants): Don't return a result.
1314 (arm_memory_load_p): Delete function.
1315 (arm_const_double_rtx): Delete iterator variable i;
1316 (fp_immediate_constant): Likewise.
1317 (fp_const_from_val): Likewise.
1319 * arm.c (arm_init_iwmmxt_builtins): Delete void_ftype_void.
1321 2012-06-15 Marc Glisse <marc.glisse@inria.fr>
1324 * c-typeck.c (c_build_vec_perm_expr): Move to c-family/c-common.c.
1325 * c-tree.h (c_build_vec_perm_expr): Move to c-family/c-common.h.
1327 2012-06-15 Georg-Johann Lay <avr@gjlay.de>
1329 * config/avr/avr.c (avr_default_expand_builtin): New function.
1330 (avr_expand_builtin): Use it.
1331 (avr_expand_unop_builtin): Remove.
1332 (avr_expand_binop_builtin): Remove.
1333 (avr_expand_triop_builtin): Remove.
1335 2012-06-15 Michael Matz <matz@suse.de>
1338 * cfgexpand.c (add_alias_set_conflicts): Remove.
1339 (expand_used_vars): Don't call it.
1340 (aggregate_contains_union_type): Remove.
1341 * function.c (n_temp_slots_in_use): New static data.
1342 (make_slot_available, assign_stack_temp_for_type): Update it.
1343 (init_temp_slots): Zero it.
1344 (remove_unused_temp_slot_addresses): Use it for quicker removal.
1345 (remove_unused_temp_slot_addresses_1): Use htab_clear_slot.
1347 2012-06-15 Michael Matz <matz@suse.de>
1349 * gimplify.c (gimplify_compound_literal_expr): Take gimple_test_f
1350 argument, don't emit assign statement if value is directly usable.
1351 (gimplify_expr): Adjust.
1353 2012-06-15 Michael Matz <matz@suse.de>
1355 * gimplify.c (gimplify_modify_expr): Fold generated statements.
1356 * gimple-fold.c (can_refer_decl_in_current_unit_p): Check flag_ltrans.
1358 2012-06-15 Richard Guenther <rguenther@suse.de>
1360 * tree-vrp.c (set_and_canonicalize_value_range): Use canonical
1361 predicates to set VR_UNDEFINED and VR_VARYING. Drop a case
1362 we assert for in set_value_range to VR_VARYING.
1364 2012-06-15 Richard Earnshaw <rearnsha@arm.com>
1366 * arm.md (addsf3, adddf3): Use s_register_operand.
1367 (subsf3, subdf3): Likewise.
1368 (mulsf3, muldf3): Likewise.
1369 (difsf3, divdf3): Likewise.
1370 (movsfcc, movdfcc): Likewise.
1371 * predicates.md (f_register_operand): Delete.
1372 (arm_float_rhs_operand): Delete.
1373 (arm_float_add_operand): Delete.
1374 (arm_float_compare_operand): Use s_register_operand when
1376 (cirrus_register_operand): Delete.
1377 (cirrus_fp_register): Delete.
1378 (cirrus_shift_const): Delete.
1379 (cmpdi_operand): Remove Maverick support.
1380 * constraints.md (f, v, H): Delete constraints.
1381 (G): Update documentation.
1382 * arm.c (fp_consts_inited): Convert to bool.
1383 (strings_fp): Delete.
1384 (values_fp): Delete.
1385 (value_fp0): New variable.
1386 (init_fp_table): Simplify logic.
1387 (arm_const_double_rtx): Likewise.
1388 (fp_immediate_constant): Likewise.
1389 (fp_const_from_val): Likewise.
1390 (neg_const_double_rtx_ok_for_fpa): Delete.
1391 * doc/md.texi (ARM constraints): Update documentation.
1393 2012-06-15 Ulrich Weigand <ulrich.weigand@linaro.org>
1395 PR tree-optimization/53636
1396 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Verify
1397 stride when doing basic-block vectorization.
1399 2012-06-15 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
1401 * tree-vect-generic.c (lower_vec_perm): Propagate vector constants
1404 2012-06-15 Jakub Jelinek <jakub@redhat.com>
1406 * tree-vect-patterns.c (vect_pattern_recog): Don't unnecessarily
1407 allocate and free bbs array for the SLP case.
1409 PR tree-optimization/51581
1410 * expr.h (choose_multiplier): New prototype.
1411 * expmed.c (choose_multiplier): No longer static.
1412 Change multiplier_ptr from rtx * to UHWI *.
1413 (expand_divmod): Adjust callers.
1414 * tree-vect-patterns.c (vect_recog_sdivmod_pow2_pattern): Renamed to...
1415 (vect_recog_divmod_pattern): ... this. Pass bb_vinfo as last
1416 argument to new_stmt_vec_info. Attempt to optimize also divisions
1417 by non-pow2 constants if integer vector division isn't supported.
1418 * tree-vect-stmts.c (vect_analyze_stmt): If node != NULL,
1419 don't look at pattern stmts and sequences.
1421 2012-06-15 Eric Botcazou <ebotcazou@adacore.com>
1424 * common.opt (-fdelete-dead-exceptions): New switch.
1425 * doc/invoke.texi (Code Gen Options): Document it.
1426 * cse.c (count_reg_usage) <CALL_INSN>: Use !insn_nothrow_p in lieu of
1427 insn_could_throw_p predicate. Do not skip an insn that could throw
1428 if dead exceptions can be deleted.
1429 (insn_live_p): Likewise, do not return true in that case.
1430 * dce.c (can_alter_cfg): New flag.
1431 (deletable_insn_p): Do not return false for an insn that can throw if
1432 the CFG can be altered and dead exceptions can be deleted.
1433 (init_dce): Set can_alter_cfg to false for fast DCE, true otherwise.
1434 * dse.c (scan_insn): Use !insn_nothrow_p in lieu of insn_could_throw_
1435 predicate. Do not preserve an insn that could throw if dead exceptions
1437 * function.h (struct function): Add can_delete_dead_exceptions flag.
1438 * function.c (allocate_struct_function): Set it.
1439 * lto-streamer-in.c (input_struct_function_base): Stream it.
1440 * lto-streamer-out.c (input_struct_function_base): Likewise.
1441 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Do not mark a
1442 statement that could throw as necessary if dead exceptions can be
1445 2012-06-14 Maxim Kuvyrkov <maxim@codesourcery.com>
1447 * config/tilegx/sync.md (atomic_fetch_sub<mode>): Fix typo.
1449 2012-06-14 Oleg Endo <olegendo@gcc.gnu.org>
1452 * config/sh/sh.md: Add peephole for swapbsi2.
1453 (*swapbisi2_and_shl8, *swapbhisi2): New insns and splits.
1455 2012-06-14 Uros Bizjak <ubizjak@gmail.com>
1457 * config/i386/i386.md (*zero_extendsidi2): Remove x,x alternative.
1458 (*zero_extendsidi2_rex64): Ditto. Remove isa attribute.
1460 2012-06-14 Jakub Jelinek <jakub@redhat.com>
1463 * config/i386/i386.md (*anddi_1 into *andsi_1_zext splitter): New.
1465 2012-06-14 Richard Earnshaw <rearnsha@arm.com>
1467 * arm.c (arm_cirrus_insn_p): Delete.
1468 (cirrus_reorg): Delete.
1469 (arm_reorg): Don't call cirrus_reorg.
1470 (arm_final_prescan_insn_p): Don't check for cirrus insns.
1471 * arm.md (define_attr "type"): Remove mav_farith and mav_dmult.
1472 (adddi3, subdi3): Remove Maverick support.
1473 (arm_adddi3): Likewise.
1474 (adddi_sesidi_di, adddi_zesidi_di): Likewise.
1475 (addsf3, adddf3): Likewise.
1476 (subsf3, subdf3): Likewise.
1477 (mulsf3, muldf3): Likewise.
1478 (ashldi3, ashrdi3, lshrdi3): Likewise.
1479 (floatsisf2, floatsidf2): Likewise.
1480 (fix_truncsfsi2, fix_truncdfsi2): Likewise.
1481 (arm_movdi, thumb1_movdi_insn): Likewise.
1482 (arm_cmpdi_insn): Likewise.
1483 (cirrus_cmpsf, cirrus_cmpdf, cirrus_cmpdi): Likewise.
1484 (cirrus.md): Don't include.
1485 * cirrus.md: Delete file.
1486 * t-arm (MD_INCLUDES): Remove cirrus.md.
1488 2012-06-14 Eric Botcazou <ebotcazou@adacore.com>
1490 * dwarf2out.c (function_possibly_abstracted_p): New static function.
1491 (gen_subprogram_die): Use it function_possibly_abstracted_p in lieu of
1492 cgraph_function_possibly_inlined_p.
1493 (gen_inlined_subroutine_die): Return if the origin is to be ignored.
1494 (process_scope_var): Do not emit concrete instances of abstracted
1495 nested functions from here.
1496 (gen_decl_die): Emit the abstract instance if the function is possibly
1497 abstracted and not only possibly inlined.
1498 (dwarf2out_finish): Find the first non-abstract parent instance and
1499 attach concrete instances on the limbo list to it.
1501 2012-06-14 Richard Earnshaw <rearnsha@arm.com>
1503 * arm.md (divsf3, divdf3): Remove FPA support.
1504 (negsf2, negdf2): Likewise.
1505 (sqrtsf2, sqrtdf2): Likewise.
1506 (movdfcc): Likewise.
1507 (modsf3, moddf3, movxf): Delete.
1508 (push_fp_multi): Delete.
1509 (fpa.md): Don't include it.
1510 * fpa.md: Delete file.
1511 * t-arm (MD_INCLUDES): Remove fpa.md.
1513 2012-06-14 Bill Schmidt <wschmidt@linux.ibm.com>
1515 * tree-vectorizer.h (vect_get_stmt_cost): Move from tree-vect-stmts.c.
1516 (cost_for_stmt): Remove decl.
1517 (vect_get_single_scalar_iteration_cost): Correct typo in name.
1518 * tree-vect-loop.c (vect_get_cost): Remove.
1519 (vect_get_single_scalar_iteration_cost): Correct typo in name; use
1520 vect_get_stmt_cost rather than vect_get_cost.
1521 (vect_get_known_peeling_cost): Use vect_get_stmt_cost rather than
1523 (vect_estimate_min_profitable_iters): Correct typo in call to
1524 vect_get_single_scalar_iteration_cost; use vect_get_stmt_cost rather
1526 (vect_model_reduction_cost): Use vect_get_stmt_cost rather than
1528 (vect_model_induction_cost): Likewise.
1529 * tree-vect-data-refs.c (vect_peeling_hash_get_lowest_cost): Correct
1530 typo in call to vect_get_single_scalar_iteration_cost.
1531 * tree-vect-stmts.c (vect_get_stmt_cost): Move to tree-vectorizer.h.
1532 (cost_for_stmt): Remove unnecessary function.
1533 * Makefile.in (TREE_VECTORIZER_H): Update dependencies.
1535 2012-06-14 Richard Earnshaw <rearnsha@arm.com>
1537 * arm.opt (mfp=2, mfp=3, mfpe, mfpe=2, mfpe=3): Delete options.
1538 * arm-fpus.def (fpa, fpe2, fpe3, maverick): Delete FPU types.
1539 * arm-tables.opt: Regenerated.
1540 * doc/invoke.texi: Remove references to deleted options.
1542 2012-06-14 Sandeep Kumar Singh <Sandeep.Singh2@kpitcummins.com>
1544 * config/h8300/genmova.sh: Modified to add offset bits of
1545 mova/Sz assembly instruction for memory access.
1546 * config/h8300/h8300.c: Likewise.
1547 * config/h8300/mova.md: Likewise.
1549 2012-06-12 Christian Bruel <christian.bruel@st.com>
1552 * config/sh/sh.c (sh_option_override): Don't force
1553 flag_omit_frame_pointer and maccumulate_outgoing_args.
1554 * config/sh/sh.opt (maccumulate-outgoing-args): Init as Var.
1556 2012-06-14 Richard Guenther <rguenther@suse.de>
1558 * tree-vrp.c (VR_INITIALIZER): New define.
1559 (ranges_from_anti_range): New function.
1560 (extract_range_from_binary_expr_1): Decompose operations on
1561 VR_ANTI_RANGEs to operations on VR_RANGE.
1562 (extract_range_from_unary_expr_1): Likewise.
1563 (extract_range_from_binary_expr_1, extract_range_from_binary_expr,
1564 extract_range_from_unary_expr_1, extract_range_from_unary_expr,
1565 extract_range_from_cond_expr, adjust_range_with_scev,
1566 vrp_visit_assignment_or_call, vrp_visit_phi_node,
1567 simplify_bit_ops_using_ranges): Use VR_INITIALIZER.
1569 2012-06-13 Richard Henderson <rth@redhat.com>
1571 * hwint.h (HOST_WIDEST_INT_C): New.
1572 (HOST_WIDE_INT_C): New.
1573 (HOST_WIDE_INT_1): Use it.
1574 * config/alpha/alpha.c (alpha_trampoline_init): Use it.
1576 2012-06-13 Alexandre Oliva <aoliva@redhat.com>
1579 * var-tracking.c: Include alias.h.
1580 (overlapping_mems): New struct.
1581 (drop_overlapping_mem_locs): New.
1582 (clobber_overlapping_mems): New.
1583 (var_mem_delete_and_set, var_mem_delete): Call it.
1584 (val_bind): Likewise, but only if modified.
1585 (compute_bb_dataflow, emit_notes_in_bb): Call it on MEMs.
1586 * Makefile.in (var-tracking.o): Depend in $(ALIAS_H).
1588 2012-06-13 Alexandre Oliva <aoliva@redhat.com>
1591 * var-tracking.c (loc_exp_dep_pool): New.
1592 (vt_emit_notes): Create and release the pool.
1593 (compute_bb_dataflow): Use value-based locations in MO_VAL_SET.
1594 (emit_notes_in_bb): Likewise.
1595 (loc_exp_dep_insert): Deal with NOT_ONEPART vars.
1596 (notify_dependents_of_changed_value): Likewise.
1597 (notify_dependents_of_resolved_value): Check that NOT_ONEPART
1598 variables don't have a VAR_LOC_DEP_LST.
1599 (emit_note_insn_var_location): Expand NOT_ONEPART locs that are
1600 VALUEs or MEMs of VALUEs.
1602 2012-06-13 Alexandre Oliva <aoliva@redhat.com>
1606 * dce.c (word_dce_process_block): Insert debug temps only if the
1608 (dce_process_block): Likewise, and if debug.used is not empty,
1609 and only after iterating over all DEFs that might mark the insn.
1611 2012-06-13 Alexandre Oliva <aoliva@redhat.com>
1613 * common.opt (ftree-coalesce-inlined-vars): New.
1614 (ftree-coalesce-vars): New.
1615 * doc/invoke.texi: Document them.
1616 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
1619 2012-06-13 Richard Sandiford <rdsandiford@googlemail.com>
1621 * read-rtl.c (mapping): Remove index field. Add current_value field.
1622 Define heap vectors.
1623 (iterator_group): Fix long line. Remove num_builtins field and
1624 uses_iterator fields. Make apply_iterator take a void * parameter.
1625 (iterator_use, atttribute_use): New structures.
1626 (iterator_traverse_data, BELLWETHER_CODE, bellwether_codes): Delete.
1627 (current_iterators, iterator_uses, attribute_uses): New variables.
1628 (uses_mode_iterator_p, uses_code_iterator_p): Delete.
1629 (apply_mode_iterator, apply_code_iterator): Take a void * parameter.
1630 (map_attr_string, apply_iterator_to_string): Remove iterator
1631 and value parameters. Look through all current iterator values
1632 for a matching attribute.
1633 (mode_attr_index, apply_mode_maps): Delete.
1634 (apply_iterator_to_rtx): Replace with...
1635 (copy_rtx_for_iterators): ...this new function.
1636 (uses_iterator_p, apply_iterator_traverse): Delete.
1637 (apply_attribute_uses, add_current_iterators, apply_iterators): New
1639 (add_mapping): Remove index field. Set current_value field.
1640 (initialize_iterators): Don't set num_builtins and uses_iterator_p
1642 (find_iterator): Delete.
1643 (record_iterator_use, record_attribute_use): New functions.
1644 (record_potential_iterator_use): New function.
1645 (check_code_iterator): Remove handling of bellwether codes.
1646 (read_rtx): Remove mode maps. Truncate iterator and attribute uses.
1647 (read_rtx_code, read_nested_rtx, read_rtx_variadic): Remove mode_maps
1648 parameter. Use the first code iterator value instead of the
1649 bellwether_codes array. Use record_potential_iterator_use for modes.
1651 2012-06-13 Oleg Endo <olegendo@gcc.gnu.org>
1654 * config/sh/sh.md (bswapsi2): New expander.
1655 (swapbsi2): New insn.
1657 2012-06-13 H.J. Lu <hongjiu.lu@intel.com>
1660 * config/i386/i386.c (ix86_tune_cost): New variable.
1661 (ix86_option_override_internal): Set ix86_tune_cost. Use
1662 ix86_tune_cost for simultaneous_prefetches, prefetch_block,
1663 l1_cache_size and l2_cache_size.
1665 2012-06-13 Richard Guenther <rguenther@suse.de>
1667 * tree-vrp.c (vrp_meet): Properly meet equivalent ranges.
1668 Handle meeting two VR_RANGE to an VR_ANTI_RANGE. Implement
1669 all possible meetings of VR_RANGE with VR_ANTI_RANGE and
1670 VR_ANTI_RANGE with VR_ANTI_RANGE.
1672 2012-06-13 Richard Earnshaw <rearnsha@arm.com>
1674 * config.gcc (unsupported): Move obsoleted FPA-based configurations
1676 (obsolete): ... here.
1677 (arm*-*-freebsd*): Remove.
1678 (arm*-*-linux*): Only accept EABI variants. Simplify logic.
1679 (arm*-*-uclinux*): Likewise.
1680 (arm*-*-ecos-elf): Remove.
1681 (arm*-*-rtems*): Remove.
1682 (arm*-*-elf): Remove.
1683 (arm*-wince-pe*): Remove.
1684 (arm, --with-fpu): Remove support for fpa and Maverick variants.
1685 * arm/ecos-elf.h: Delete.
1686 * arm/t-strongarm-elf: Delete.
1687 * arm/rtems-elf.h: Delete.
1688 * arm/wince-pe.h: Delete.
1691 * arm/t-wince-pe: Delete.
1693 2012-06-13 Bill Schmidt <wschmidt@linux.ibm.com>
1695 PR tree-optimization/53647
1696 * tree-ssa-phiopt.c (gate_hoist_loads): Skip transformation for
1697 targets with no defined cache line size.
1699 2012-06-13 Bill Schmidt <wschmidt@linux.ibm.com>
1701 * targhooks.c (default_builtin_vectorized_conversion): Handle
1702 vec_construct, using vectype to base cost on subparts.
1703 * target.h (enum vect_cost_for_stmt): Add vec_construct.
1704 * tree-vect-stmts.c (vect_model_load_cost): Use vec_construct
1705 instead of scalar_to-vec.
1706 * config/spu/spu.c (spu_builtin_vectorization_cost): Handle
1707 vec_construct in same way as default for now.
1708 * config/i386/i386.c (ix86_builtin_vectorization_cost): Likewise.
1709 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost):
1710 Handle vec_construct, including special case for 32-bit loads.
1712 2012-06-13 Xinyu Qi <xyqi@marvell.com>
1714 * config/arm/arm.c (FL_IWMMXT2): New define.
1715 (arm_arch_iwmmxt2): New variable.
1716 (arm_option_override): Enable use of iWMMXt with VFP.
1717 Disable use of iWMMXt with NEON. Disable use of iWMMXt under
1718 Thumb mode. Set arm_arch_iwmmxt2.
1719 (arm_expand_binop_builtin): Accept VOIDmode op.
1720 (enum arm_builtins): Revise built-in fcode.
1721 (IWMMXT2_BUILTIN): New define.
1722 (IWMMXT2_BUILTIN2): Likewise.
1723 (iwmmx2_mbuiltin): Likewise.
1724 (builtin_description bdesc_2arg): Revise built in declaration.
1725 (builtin_description bdesc_1arg): Likewise.
1726 (arm_init_iwmmxt_builtins): Revise built in initialization.
1727 (arm_expand_builtin): Revise built in expansion.
1728 (arm_output_iwmmxt_shift_immediate): New function.
1729 (arm_output_iwmmxt_tinsr): Likewise.
1730 * config/arm/arm-protos.h (arm_output_iwmmxt_shift_immediate): Declare.
1731 (arm_output_iwmmxt_tinsr): Likewise.
1732 * config/arm/iwmmxt.md (WCGR0, WCGR1, WCGR2, WCGR3): New constant.
1733 (iwmmxt_psadbw, iwmmxt_walign, iwmmxt_tmrc, iwmmxt_tmcr): Delete.
1734 (rorv4hi3, rorv2si3, rordi3): Likewise.
1735 (rorv4hi3_di, rorv2si3_di, rordi3_di): Likewise.
1736 (ashrv4hi3_di, ashrv2si3_di, ashrdi3_di): Likewise.
1737 (lshrv4hi3_di, lshrv2si3_di, lshrdi3_di): Likewise.
1738 (ashlv4hi3_di, ashlv2si3_di, ashldi3_di): Likewise.
1739 (iwmmxt_tbcstqi, iwmmxt_tbcsthi, iwmmxt_tbcstsi): Likewise
1740 (*iwmmxt_clrv8qi, *iwmmxt_clrv4hi, *iwmmxt_clrv2si): Likewise.
1741 (tbcstv8qi, tbcstv4hi, tbsctv2si): New pattern.
1742 (iwmmxt_clrv8qi, iwmmxt_clrv4hi, iwmmxt_clrv2si): Likewise.
1743 (*and<mode>3_iwmmxt, *ior<mode>3_iwmmxt, *xor<mode>3_iwmmxt): Likewise.
1744 (ror<mode>3, ror<mode>3_di): Likewise.
1745 (ashr<mode>3_di, lshr<mode>3_di, ashl<mode>3_di): Likewise.
1746 (ashli<mode>3_iwmmxt, iwmmxt_waligni, iwmmxt_walignr): Likewise.
1747 (iwmmxt_walignr0, iwmmxt_walignr1): Likewise.
1748 (iwmmxt_walignr2, iwmmxt_walignr3): Likewise.
1749 (iwmmxt_setwcgr0, iwmmxt_setwcgr1): Likewise.
1750 (iwmmxt_setwcgr2, iwmmxt_setwcgr3): Likewise.
1751 (iwmmxt_getwcgr0, iwmmxt_getwcgr1): Likewise.
1752 (iwmmxt_getwcgr2, iwmmxt_getwcgr3): Likewise.
1753 (All instruction patterns): Add wtype attribute.
1754 (*iwmmxt_arm_movdi, *iwmmxt_movsi_insn): iWMMXt coexist with vfp.
1755 (iwmmxt_uavgrndv8qi3, iwmmxt_uavgrndv4hi3): Revise the pattern.
1756 (iwmmxt_uavgv8qi3, iwmmxt_uavgv4hi3): Likewise.
1757 (ashr<mode>3_iwmmxt, ashl<mode>3_iwmmxt, lshr<mode>3_iwmmxt): Likewise.
1758 (iwmmxt_tinsrb, iwmmxt_tinsrh, iwmmxt_tinsrw):Likewise.
1759 (eqv8qi3, eqv4hi3, eqv2si3, gtuv8qi3): Likewise.
1760 (gtuv4hi3, gtuv2si3, gtv8qi3, gtv4hi3, gtv2si3): Likewise.
1761 (iwmmxt_wunpckihh, iwmmxt_wunpckihw, iwmmxt_wunpckilh): Likewise.
1762 (iwmmxt_wunpckilw, iwmmxt_wunpckehub, iwmmxt_wunpckehuh): Likewise.
1763 (iwmmxt_wunpckehuw, iwmmxt_wunpckehsb, iwmmxt_wunpckehsh): Likewise.
1764 (iwmmxt_wunpckehsw, iwmmxt_wunpckelub, iwmmxt_wunpckeluh): Likewise.
1765 (iwmmxt_wunpckeluw, iwmmxt_wunpckelsb, iwmmxt_wunpckelsh): Likewise.
1766 (iwmmxt_wunpckelsw, iwmmxt_wmadds, iwmmxt_wmaddu): Likewise.
1767 (iwmmxt_wsadb, iwmmxt_wsadh, iwmmxt_wsadbz, iwmmxt_wsadhz): Likewise.
1768 (iwmmxt2.md): Include.
1769 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __IWMMXT2__.
1770 (TARGET_IWMMXT2): New define.
1771 (TARGET_REALLY_IWMMXT2): Likewise.
1772 (arm_arch_iwmmxt2): Declare.
1773 * config/arm/mmintrin.h: Use __IWMMXT__ to enable iWMMXt intrinsics.
1774 Use __IWMMXT2__ to enable iWMMXt2 intrinsics.
1775 Use C name-mangling for intrinsics.
1777 (_mm_cvtsi32_si64, _mm_andnot_si64, _mm_sad_pu8): Revise.
1778 (_mm_sad_pu16, _mm_align_si64, _mm_setwcx, _mm_getwcx): Likewise.
1779 (_m_from_int): Likewise.
1780 (_mm_sada_pu8, _mm_sada_pu16): New intrinsic.
1781 (_mm_alignr0_si64, _mm_alignr1_si64, _mm_alignr2_si64): Likewise.
1782 (_mm_alignr3_si64, _mm_tandcb, _mm_tandch, _mm_tandcw): Likewise.
1783 (_mm_textrcb, _mm_textrch, _mm_textrcw, _mm_torcb): Likewise.
1784 (_mm_torch, _mm_torcw, _mm_tbcst_pi8, _mm_tbcst_pi16): Likewise.
1785 (_mm_tbcst_pi32): Likewise.
1786 (_mm_abs_pi8, _mm_abs_pi16, _mm_abs_pi32): New iWMMXt2 intrinsic.
1787 (_mm_addsubhx_pi16, _mm_absdiff_pu8, _mm_absdiff_pu16): Likewise.
1788 (_mm_absdiff_pu32, _mm_addc_pu16, _mm_addc_pu32): Likewise.
1789 (_mm_avg4_pu8, _mm_avg4r_pu8, _mm_maddx_pi16, _mm_maddx_pu16): Likewise.
1790 (_mm_msub_pi16, _mm_msub_pu16, _mm_mulhi_pi32): Likewise.
1791 (_mm_mulhi_pu32, _mm_mulhir_pi16, _mm_mulhir_pi32): Likewise.
1792 (_mm_mulhir_pu16, _mm_mulhir_pu32, _mm_mullo_pi32): Likewise.
1793 (_mm_qmulm_pi16, _mm_qmulm_pi32, _mm_qmulmr_pi16): Likewise.
1794 (_mm_qmulmr_pi32, _mm_subaddhx_pi16, _mm_addbhusl_pu8): Likewise.
1795 (_mm_addbhusm_pu8, _mm_qmiabb_pi32, _mm_qmiabbn_pi32): Likewise.
1796 (_mm_qmiabt_pi32, _mm_qmiabtn_pi32, _mm_qmiatb_pi32): Likewise.
1797 (_mm_qmiatbn_pi32, _mm_qmiatt_pi32, _mm_qmiattn_pi32): Likewise.
1798 (_mm_wmiabb_si64, _mm_wmiabbn_si64, _mm_wmiabt_si64): Likewise.
1799 (_mm_wmiabtn_si64, _mm_wmiatb_si64, _mm_wmiatbn_si64): Likewise.
1800 (_mm_wmiatt_si64, _mm_wmiattn_si64, _mm_wmiawbb_si64): Likewise.
1801 (_mm_wmiawbbn_si64, _mm_wmiawbt_si64, _mm_wmiawbtn_si64): Likewise.
1802 (_mm_wmiawtb_si64, _mm_wmiawtbn_si64, _mm_wmiawtt_si64): Likewise.
1803 (_mm_wmiawttn_si64, _mm_merge_si64): Likewise.
1804 (_mm_torvscb, _mm_torvsch, _mm_torvscw): Likewise.
1805 (_m_to_int): New define.
1806 * config/arm/arm-cores.def (iwmmxt2): Add FL_IWMMXT2.
1807 * config/arm/arm-arches.def (iwmmxt2): Likewise.
1808 * config/arm/t-arm (MD_INCLUDES): Add marvell-f-iwmmxt.md and
1810 * config/arm/arm.md (marvell-f-iwmmxt.md): Include.
1811 (arch): Add "iwmmxt2".
1812 (arch_enabled): Handle "iwmmxt2".
1813 (wtype): New attribute.
1814 (UNSPEC_WMADDS, UNSPEC_WMADDU): Delete.
1815 (UNSPEC_WALIGNI): New unspec.
1816 * config/arm/predicates.md (imm_or_reg_operand): New predicate.
1817 * config/arm/iterators.md (VMMX2): New mode_iterator.
1818 * config/arm/marvell-f-iwmmxt.md: New file.
1819 * config/arm/iwmmxt2.md: New file.
1821 2012-06-12 Jakub Jelinek <jakub@redhat.com>
1826 * c-decl.c (build_compound_literal): Call c_incomplete_type_error
1827 if type isn't complete.
1829 2012-06-12 Uros Bizjak <ubizjak@gmail.com>
1831 * config/ia64/sync.md (fetchop_name): Change ior attribute to "or".
1833 2012-06-12 Richard Henderson <rth@redhat.com>
1835 * config/rs6000/sync.md (atomic_load, atomic_store): Use INT1 mode
1836 iterator instead of INT.
1838 2012-06-12 Bill Schmidt <wschmidt@linux.ibm.com>
1840 * opts.c: Add -fhoist-adjacent-loads to -O2 and above.
1841 * tree-ssa-phiopt.c (tree_ssa_phiopt_worker): Add argument to forward
1843 (hoist_adjacent_loads, gate_hoist_loads): New forward declarations.
1844 (tree_ssa_phiopt): Call gate_hoist_loads.
1845 (tree_ssa_cs_elim): Add parm to tree_ssa_phiopt_worker call.
1846 (tree_ssa_phiopt_worker): Add do_hoist_loads to formal arg list; call
1847 hoist_adjacent_loads.
1848 (local_mem_dependence): New function.
1849 (hoist_adjacent_loads): Likewise.
1850 (gate_hoist_loads): Likewise.
1851 * common.opt (fhoist-adjacent-loads): New switch.
1852 * Makefile.in (tree-ssa-phiopt.o): Added dependencies.
1854 2012-06-12 Michael Matz <matz@suse.de>
1856 * alias.c (nonoverlapping_component_refs_p): Take two rtx arguments.
1857 (nonoverlapping_memrefs_p): Don't call it here ...
1858 (true_dependence_1): ... but here.
1860 2012-06-12 Richard Guenther <rguenther@suse.de>
1862 * emit-rtl.c (set_mem_attributes_minus_bitpos): Remove dead code.
1863 * alias.c (ao_ref_from_mem): MEM_EXPR is conservative, MEM_OFFSET
1864 and MEM_SIZE only refines it. Reflect that and be less conservative
1865 if either of the latter is not known.
1867 2012-06-12 Jakub Jelinek <jakub@redhat.com>
1869 PR rtl-optimization/53589
1870 * cfgrtl.c (force_nonfallthru_and_redirect): Do asm_goto_edge
1871 discovery even when e->dest != target. If any LABEL_REF points
1872 to e->dest label, redirect it to target's label.
1874 2012-06-12 Chung-Lin Tang <cltang@codesourcery.com>
1876 * config/sh/sh.c (output_stack_adjust): Remove !epilogue_p
1877 condition for generating REG_FRAME_RELATED_EXPR note.
1878 (pop): Add code for generating REG_CFA_RESTORE,
1879 REG_CFA_ADJUST_CFA notes. Set RTX_FRAME_RELATED_P to 1.
1880 (sh_expand_epilogue): Use frame_insn() for FP to SP move.
1881 Set 'frame_p' of calls to output_stack_adjust() to 'true'.
1883 2012-06-11 Richard Henderson <rth@redhat.com>
1885 * config/alpha/alpha.c (HWI_HEX2): Add missing shift.
1886 * vmsdbgout.c (VMS_EPOCH_OFFSET): Add LL suffix.
1888 * config/alpha/alpha.c (alpha_trampoline_init): Split large constants.
1890 2012-06-12 Hans-Peter Nilsson <hp@axis.com>
1892 * doc/tm.texi.in (Addressing Modes) <TARGET_LEGITIMIZE_ADDRESS>:
1893 Mention that this hook needs to be defined for native TLS.
1894 * doc/tm.texi: Regenerate.
1896 2012-06-11 Mike Stump <mikestump@comcast.net>
1898 * emit-rtl.c (init_emit_once): Iterate through the
1899 MODE_PARTIAL_INT modes with MIN_MODE_PARTIAL_INT and
1900 MAX_MODE_PARTIAL_INT, as GET_MODE_WIDER_MODE doesn't step through
1901 all the MIN_MODE_PARTIAL_INT modes anymore.
1903 2012-06-12 Maxim Kuvyrkov <maxim@codesourcery.com>
1905 * gcc/config/mips/mips-tables.opt (xlp): Fix merge typo.
1907 2012-06-11 Roland McGrath <mcgrathr@google.com>
1909 * dwarf2out.c (const_ok_for_output_1): Detect a TLS UNSPEC using
1910 SYMBOL_REF_TLS_MODEL rather than DECL_THREAD_LOCAL_P, in case it's
1911 not a VAR_DECL. Also don't limit it to UNSPECs with exactly one
1914 2012-06-11 Oleg Endo <olegendo@gcc.gnu.org>
1917 * config/sh/sh.md (fmasf4): New expander.
1918 (*macsf3): Rename to fmasf4_i. Adapt to fma pattern.
1919 (mac_media): Rename to fmasf4_media. Adapt to fma pattern.
1920 * config/sh/sh.opt (mfused-madd): Remove.
1921 * config/sh/sh.c (sh_option_override): Remove mfused-madd handling.
1922 (builtin_description bdesc): Remove __builtin_sh_media_FMAC_S.
1923 * config.gcc (sh[123456789lbe]*-*-* | sh-*-*): Add fused-madd.opt
1925 * doc/invoke.texi (SH Options): Update mfused-madd and mno-fused-madd
1928 2012-06-11 Richard Henderson <rth@redhat.com>
1930 * dwarf2cfi.c (scan_trace): Handle annulled branch-taken delay slots.
1932 2012-06-11 Richard Guenther <rguenther@suse.de>
1935 * tree.c (free_lang_data_in_type): Do not clear TYPE_CONTEXT but
1936 replace it with the first non-BLOCK context.
1938 2012-06-11 Richard Guenther <rguenther@suse.de>
1940 * alias.c (aliases_everything_p): Remove.
1941 (DIFFERENT_ALIAS_SETS_P): Likewise.
1942 (true_dependence_1): Use mems_in_disjoint_alias_sets_p directly.
1943 Do not use aliases_everything_p or special-case ANDs. Do not
1944 special-case BLKmode moves.
1945 (may_alias_p): Likewise. Handle BLKmode similar like everywhere
1948 2012-06-09 Hans-Peter Nilsson <hp@axis.com>
1950 Fix CRIS build errors with --enable-build-with-cxx.
1951 * config/cris/cris.c (cris_emit_trap_for_misalignment): Rename
1952 variable "and" to "andop".
1953 * config/cris/sync.md ("atomic_fetch_<atomic_op_name><mode>"): Use
1954 temporary variable for memory model, passing C++-type-correct
1955 parameter type to expand_mem_thread_fence.
1956 ("atomic_compare_and_swap<mode>"): Ditto.
1958 2012-06-09 Richard Henderson <rth@redhat.com>
1961 * cfgcleanup.c (execute_jump): Rename from rest_of_handle_jump2.
1962 (pass_jump): Rename from pass_jump2.
1963 (execute_jump2, pass_jump2): New.
1964 * combine-stack-adj.c (rest_of_handle_stack_adjustments): Don't
1965 perform cfg cleanup here. Move the test of PUSH_ROUNDING
1966 and ACCUMULATE_OUTGOING_ARGS test...
1967 (gate_handle_stack_adjustments): ... here.
1968 * passes.c (init_optimization_passes): Update for pass_jump2 rename.
1969 Place new pass_jump2 after pass_stack_adjustments.
1970 * tree-pass.h (pass_jump): Declare.
1972 2012-06-09 Kenneth Zadeck <zadeck@naturalbridge.com>
1974 * simplify-rtx.c (simplify_const_binary_operation): Fixed shift
1977 2012-06-08 Richard Henderson <rth@redhat.com>
1980 * combine-stack-adj.c (force_move_args_size_note): Add ARGS_SIZE
1981 note to a clobber insn when no other insn is available.
1983 2012-06-08 Georg-Johann Lay <avr@gjlay.de>
1985 * config/avr/avr.c (avr_case_values_threshold): Return 7.
1987 2012-06-07 Andreas Schwab <schwab@linux-m68k.org>
1989 * genhooks.c (main): Set progname.
1990 (emit_documentation): Remove variable found_start, always bail out
1991 when a place is missing.
1992 * doc/tm.texi.in (C++ ABI): Add @hook TARGET_CXX_DECL_MANGLING_CONTEXT.
1994 2012-06-07 Jakub Jelinek <jakub@redhat.com>
1997 * omp-low.c (scan_omp): Change first argument to gimple_seq *,
1998 call walk_gimple_seq_mod instead of walk_gimple_seq.
1999 (scan_sharing_clauses, scan_omp_parallel, scan_omp_task,
2000 scan_omp_for, scan_omp_sections, scan_omp_single,
2001 execute_lower_omp): Adjust callers.
2002 (scan_omp_1_stmt): Likewise. If check_omp_nesting_restrictions
2003 returns false, replace stmt with GIMPLE_NOP.
2004 (check_omp_nesting_restrictions): Instead of issuing warnings,
2005 issue errors and return false if any errors were reported.
2007 2012-06-06 Steven Bosscher <steven@gcc.gnu.org>
2009 * doc/invoke.texi (fconserve-space): Remove documentation.
2011 2012-06-06 Edmar Wienskoski <edmar@freescale.com>
2013 * config/rs6000/rs6000-tables.opt: Regenerated.
2015 2012-06-06 Richard Guenther <rguenther@suse.de>
2017 PR tree-optimization/53081
2018 * tree-data-ref.h (adjacent_store_dr_p): Rename to ...
2019 (adjacent_dr_p): ... this and make it work for reads, too.
2020 * tree-loop-distribution.c (enum partition_kind): Add PKIND_MEMCPY.
2021 (struct partition_s): Change main_stmt to main_dr, add
2022 secondary_dr member.
2023 (build_size_arg_loc): Change to date data-reference and not
2025 (build_addr_arg_loc): New function split out from ...
2026 (generate_memset_builtin): ... here. Use it and simplify.
2027 (generate_memcpy_builtin): New function.
2028 (generate_code_for_partition): Adjust.
2029 (classify_partition): Streamline pattern detection. Detect memcpy.
2030 (ldist_gen): Adjust.
2031 (tree_loop_distribution): Adjust seed statements for memcpy
2034 2012-06-06 Matt Turner <mattst88@gmail.com>
2036 * config/arm/mmintrin.h (_mm_empty): New.
2039 2012-06-06 Richard Sandiford <r.sandiford@uk.ibm.com>
2041 * doc/invoke.texi (sched-pressure-algorithm): Document new --param.
2042 * common.opt (fsched-pressure-algorithm=): Remove.
2043 * flag-types.h (sched_pressure_algorithm): Move to...
2044 * sched-int.h (sched_pressure_algorithm): ...here.
2045 * params.def (sched-pressure-algorithm): New param.
2046 * haifa-sched.c (sched_init): Use it to initialize sched_pressure.
2047 * common/config/s390/s390-common.c (s390_option_optimization_table):
2048 Remove OPT_fsched_pressure_algorithm_ entry.
2049 * config/s390/s390.c (s390_option_override): Set a default value for
2050 PARAM_SCHED_PRESSURE_ALGORITHM.
2052 2012-06-05 Michael Meissner <meissner@linux.vnet.ibm.com>
2055 * config/rs6000/rs6000.c (rs6000_generate_compare): If we are
2056 doing an unsigned compare, make sure the second argument is not a
2058 (rs6000_emit_cmove): Don't allow floating point comparisons when
2059 generating ISEL moves.
2061 2012-06-05 Edmar Wienskoski <edmar@freescale.com>
2063 * config/rs6000/e5500.md: New file.
2064 * config/rs6000/e6500.md: New file.
2065 * config/rs6000/rs6000.c (processor_costs): Add new costs for
2067 (rs6000_option_override_internal): Altivec and Spe options not
2068 allowed with e5500. Spe options not allowed with e6500. Increase
2069 move inline limit for e5500 and e6500. Disable string instructions
2070 for e5500 and e6500. Enable branch targets alignment for e5500 and
2071 e6500. Initialize rs6000_cost for e5500 and e6500.
2072 (rs6000_adjust_cost): Add extra scheduling cycles between compare
2073 and brnach for e5500 and e6500.
2074 (rs6000_issue_rate): Set issue rate for e5500 and e6500.
2075 * config/rs6000/rs6000-cpus.def: Add cpu definitions for e5500 and
2077 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add e5500 and e6500.
2078 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce5500 and
2080 Include e5500.md and e6500.md.
2081 * config/rs6000/rs6000-opt.h (processor_type): Add
2082 PROCESSOR_PPCE5500 and PROCESSOR_PPCE6500.
2083 * config.gcc (cpu_is_64bit): Add new cores e5500, e6500.
2084 (powerpc*-*-*): Add new cores e5500, e6500.
2085 * doc/invoke.texi: (item -mcpu): Add e5500 and e6500 to list of cpus.
2087 2012-06-05 Richard Guenther <rguenther@suse.de>
2089 * tree-vect-data-refs.c (vect_analyze_data_refs): Fix last change.
2091 2012-06-05 H.J. Lu <hongjiu.lu@intel.com>
2094 * config.gcc: Select x32 run-time library if --with-abi={x32|mx32}
2095 is used for x86_64-*-*.
2097 2012-06-05 Richard Guenther <rguenther@suse.de>
2099 PR tree-optimization/30442
2100 * tree-vect-data-refs.c (vect_analyze_data_refs): For basic-block
2101 vectorization stop analysis at the first stmt we cannot compute
2102 a data-reference for instead of giving up completely.
2104 2012-06-05 Richard Guenther <rguenther@suse.de>
2106 * tree-loop-distribution.c (struct partition_s): Add has_writes member.
2107 (partition_alloc): Initialize it.
2108 (partition_has_writes): New function.
2109 (rdg_flag_uses): Adjust.
2110 (rdg_flag_vertex): Likewise.
2111 (rdg_flag_vertex_and_dependent): Likewise.
2112 (rdg_flag_loop_exits): Likewise.
2113 (build_rdg_partition_for_component): Likewise.
2114 (rdg_build_partitions): Likewise.
2116 2012-06-05 Richard Guenther <rguenther@suse.de>
2118 PR tree-optimization/53081
2119 * tree-loop-distribution.c (generate_memset_builtin): Handle all
2120 kinds of byte-sized stores.
2121 (classify_partition): Likewise.
2122 (tree_loop_distribution): Adjust seed statements used for
2123 !flag_tree_loop_distribution.
2125 2012-06-05 Alan Modra <amodra@gmail.com>
2127 * config/rs6000/rs6000.c (ptr_regno_for_savres): Comment.
2128 (rs6000_emit_prologue): Ensure register used for inline saves
2129 of vector regs is not the static chain register. Revise comment.
2131 2012-06-04 Oleg Endo <olegendo@gcc.gnu.org>
2133 * doc/md.texi (Standard Pattern Names For Generation): Document
2136 2012-06-04 H.J. Lu <hongjiu.lu@intel.com>
2139 * config/i386/i386.c (ix86_sched_reorder) Skip debug insns.
2141 2012-06-04 Jason Merrill <jason@redhat.com>
2143 * dwarf2out.c (is_unit_die): New.
2144 (copy_declaration_context, copy_ancestor_tree): Use it.
2145 (copy_decls_walk): Likewise.
2147 2012-06-04 Paolo Carlini <paolo.carlini@oracle.com>
2150 * doc/invoke.texi (Wenum-compare): Update documentation.
2152 2012-06-04 Dodji Seketeli <dodji@redhat.com>
2154 PR preprocessor/53463
2155 * parser.c (cp_parser_assignment_expression): Use the location
2156 for the '=' as the default location for the expression.
2158 2012-06-04 Edmar Wienskoski <edmar@freescale.com>
2161 * config/rs6000/altivec.md (altivec_stvlx): Change machine mode of
2163 (altivec_stvlxl): Ditto.
2164 (altivec_stvrx): Ditto.
2165 (altivec_stvrxl): Ditto.
2167 2012-06-04 Vladimir Makarov <vmakarov@redhat.com>
2169 * ira-int.h (struct target_ira_int): Add member x_ira_uniform_class_p.
2170 (ira_uniform_class_p): New macro.
2172 * ira.c (setup_uniform_class_p): New function.
2173 (setup_allocno_and_important_classes): Call the function.
2174 (print_unform_and_important_classes): New function.
2175 (print_classes): Rename to print_translated_classes.
2176 (ira_debug_allocno_classes): Add call of
2177 print_unform_and_important_classes.
2179 * ira-costs.c (setup_regno_cost_classes_by_aclass): Use uniform
2180 classes instead of pressure classes.
2182 2012-06-04 Aldy Hernandez <aldyh@redhat.com>
2185 * trans-mem.c (expand_block_edges): Do not skip the first
2186 statement when resetting the BB.
2188 2012-06-04 Richard Guenther <rguenther@suse.de>
2190 * tree-data-ref.c (stores_from_loop): Remove.
2191 (stmt_with_adjacent_zero_store_dr_p): Likewise.
2192 (stores_zero_from_loop): Likewise.
2193 * tree-data-ref.h (stores_from_loop, stores_zero_from_loop,
2194 stmt_with_adjacent_zero_store_dr_p, stride_of_unit_type_p): Remove.
2195 (adjacent_store_dr_p): New function.
2196 * tree-loop-distribution.c (generate_memset_builtin): Pass
2197 the RDG, use the already available data-reference.
2198 (generate_code_for_partition): Pass down RDG.
2199 (classify_partition): Inline parts of the former
2200 stmt_with_adjacent_zero_store_dr_p here and use adjacent_store_dr_p.
2201 (ldist_gen): Remember if there was any detected builtin and
2202 do less work if not and flag_tree_loop_distribution is not set.
2203 (tree_loop_distribution): Inline and fuse stores_from_loop
2204 and stores_zero_from_loop here.
2206 2012-06-04 Richard Guenther <rguenther@suse.de>
2209 * dwarf2out.c (dwarf2out_finish): If generating LTO do not
2210 create new assembler names.
2212 2012-06-04 Richard Guenther <rguenther@suse.de>
2214 * tree-data-ref.c (struct rdg_vertex_info): Remove.
2215 (rdg_vertex_for_stmt): Simplify using gimple_uid.
2216 (create_rdg_vertices): Pass loop argument, remove stmt to RDG index
2217 hashtable. Record stmt data-references.
2218 (hash_stmt_vertex_info): Remove.
2219 (eq_stmt_vertex_info): Likewise.
2220 (hash_stmt_vertex_del): Likewise.
2221 (build_empty_rdg): Simplify.
2222 (build_rdg): Adjust.
2223 (free_rdg): Likewise.
2224 (ref_base_address): Remove.
2225 (have_similar_memory_accesses): Likewise.
2226 * tree-data-ref.h (create_rdg_vertices): Remove.
2227 (struct rdg_vertex): Add datarefs member.
2228 (RDGV_DATAREFS): New define.
2229 (RDG_DATAREFS): Likewise.
2230 (have_similar_memory_accesses): Remove.
2231 (rdg_has_similar_memory_accesses): Likewise.
2232 * tree-loop-distribution.c (ref_base_address): Re-implement here.
2233 (similar_memory_accesses): Re-implement using existing data-references.
2234 (tree_loop_distribution): Initialize stmt uids for the stmt to
2236 * tree-vect-loop.c (vect_create_epilog_for_reduction): Only
2237 access stmt vinfo for stmts in loop.
2239 2012-06-04 Andreas Schwab <schwab@linux-m68k.org>
2242 * config/m68k/m68k.md ("tablejump"): Fix check for
2243 CASE_VECTOR_PC_RELATIVE.
2245 2012-06-04 Steven Bosscher <steven@gcc.gnu.org>
2247 * output.h (merge_weak, assemble_alias,
2248 initializer_constant_valid_p,
2249 initializer_constant_valid_for_bitfield_p): Move protos from here...
2250 * tree.h: ... to here.
2251 * cgraphclones.c: Do not include output.h.
2252 * gimplify.c: Likewise.
2253 * reload.c: Likewise.
2254 * recog.c: Likewise.
2255 * tree-ssa-loop-ivopts.c: Likewise.
2256 * tree-switch-conversion.c: Likewise.
2257 * c-parser.c: Likewise.
2258 * c-typeck.c: Likewise.
2259 * Makefile.in: Fix dependencies.
2261 2012-06-04 Georg-Johann Lay <avr@gjlay.de>
2264 * config/avr/avr-stdint.h: New file.
2265 * config.gcc (avr-*-*,tm_file): Use avr/avr-stdint.h instead of
2268 2012-06-04 Jakub Jelinek <jakub@redhat.com>
2270 PR tree-optimization/53550
2271 * tree-ssa-loop-niter.c (number_of_iterations_cond): If type
2272 is POINTER_TYPE_P, use sizetype as step type instead of type.
2274 2012-06-04 Richard Guenther <rguenther@suse.de>
2276 * tree-data-ref.c (have_similar_memory_accesses_1): Remove.
2277 (ref_base_address_1): Likewise.
2278 (remove_similar_memory_refs): Likewise.
2279 * tree-data-ref.h (remove_similar_memory_refs): Remove.
2280 * tree-loop-distribution.c (classify_partition): Do not classify
2281 as builtin if -ftree-loop-distribute-patterns is not enabled.
2282 (fuse_partitions_with_similar_memory_accesses): Inline ...
2283 (ldist_gen): ... here. Fuse all non-builtin partitions if
2284 -ftree-loop-distribution is not enabled. Properly return
2285 the number of created partitions. Do not update SSA form here but ...
2286 (tree_loop_distribution): ... once here for the whole function.
2287 Only walk innermost loops, constrain loops we consider here
2288 further. Do not call remove_similar_memory_refs.
2289 (distribute_loop): Do not check number of loop nodes here.
2291 2012-06-04 Steven Bosscher <steven@gcc.gnu.org>
2293 * Makefile.in (GIMPLE_H): Do not depend on TARGET_H.
2295 2012-06-03 Martin Jambor <mjambor@suse.cz>
2297 * ipa-prop.h (ipa_get_jf_known_type_offset): New function.
2298 (ipa_get_jf_known_type_base_type): Likewise.
2299 (ipa_get_jf_known_type_component_type): Likewise.
2300 (ipa_get_jf_constant): Likewise.
2301 (ipa_get_jf_pass_through_formal_id): Likewise.
2302 (ipa_get_jf_pass_through_operation): Likewise.
2303 (ipa_get_jf_ancestor_offset): Likewise.
2304 (ipa_get_jf_ancestor_type): Likewise.
2305 (ipa_get_jf_ancestor_formal_id): Likewise.
2306 (ipa_get_jf_member_ptr_pfn): Likewise.
2307 * ipa-prop.c (ipa_set_jf_known_type): New function.
2308 (ipa_set_jf_constant): Likewise.
2309 (ipa_set_jf_simple_pass_through): Likewise.
2310 (ipa_set_jf_arith_pass_through): Likewise.
2311 (ipa_set_ancestor_jf): Likewise.
2312 (fill_member_ptr_cst_jump_function): Moved up and renamed to
2313 ipa_set_jf_member_ptr_cst.
2314 (detect_type_change_1): Use the new jump function creation functions.
2315 (compute_complex_assign_jump_func): Likewise.
2316 (compute_complex_ancestor_jump_func): Likewise.
2317 (compute_known_type_jump_func): Likewise.
2318 (compute_scalar_jump_functions): Likewise.
2319 (compute_pass_through_member_ptrs): Likewise.
2320 (determine_cst_member_ptr): Likewise.
2321 (combine_known_type_and_ancestor_jfs): Likewise.
2322 (try_make_edge_direct_simple_call): Likewise.
2323 (try_make_edge_direct_virtual_call): Likewise.
2324 (update_indirect_edges_after_inlining): Likewise.
2325 * ipa-cp.c (ipa_get_jf_pass_through_result): Use jump function
2326 access functions. Incorporat NOP_EXPR and BINFO handling from its
2328 (ipa_get_jf_ancestor_result): Likewise. Incorporate handling BINFOs
2329 which was in its callers.
2330 (ipa_value_from_jfunc): Use jump function access functions. Some
2331 functionality moved to functions above.
2332 (propagate_vals_accross_ancestor): Likewise.
2333 (propagate_vals_accross_pass_through): Use jump function access
2335 (propagate_accross_jump_function): Likewise.
2336 * ipa-inline-analysis.c (remap_edge_change_prob): Use jump function
2338 (inline_merge_summary): Likewise.
2340 2012-06-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2342 * config/pa/pa.h (MAX_PCREL17F_OFFSET): Define.
2343 * config/pa/pa.c (pa_attr_length_millicode_call): Use
2344 MAX_PCREL17F_OFFSET instead of fixed offset.
2345 (pa_attr_length_call): Likewise.
2346 (pa_attr_length_indirect_call): Likewise.
2348 2012-06-03 Oleg Endo <olegendo@gcc.gnu.org>
2351 * config/sh/sh.opt (mfsca, mfsrra): New options.
2352 * config/sh/sh.md (rsqrtsf2): Use TARGET_FPU_ANY and TARGET_FSRRA
2354 (fsca): Use TARGET_FPU_ANY and TARGET_FSCA condition.
2355 (sinssf2, cossf2): Fold expanders to ...
2356 (sincossf3): ... this new expander. Use TARGET_FPU_ANY and
2357 TARGET_FSCA condition.
2358 * config/sh/sh.c (sh_option_override): Handle TARGET_FSRRA and
2360 * doc/invoke.texi (SH Options): Add descriptions for -mfsca,
2361 -mno-fsca, -mfsrra, -mno-fsrra.
2363 2012-06-03 Matt Turner <mattst88@gmail.com>
2365 * config/mips/4600.md (r4700_imul_si): New.
2366 (r4700_imul_di): New.
2367 (r4700_fmul_single): New.
2368 (r4700_fmul_double): New.
2369 * config/mips/mips-cpus.def: Add r4700.
2370 * config/mips/mips.c: Likewise.
2371 * config/mips/mips.md: Likewise.
2372 * config/mips/mips-tables.opt: Regenerate.
2374 2012-06-02 Steven Bosscher <steven@gcc.gnu.org>
2376 * config/sparc/sparc.h (INITIAL_ELIMINATION_OFFSET): Split out to
2377 new function sparc_initial_elimination_offset.
2378 * config/sparc/sparc.c (sparc_initial_elimination_offset): New
2380 * config/sparc/sparc-protos.h (sparc_initial_elimination_offset):
2383 2012-06-02 Kenneth Zadeck <zadeck@naturalbridge.com>
2385 * expmed.c (expand_mult, choose_multiplier): Change
2386 "2 * HOST_BITS_PER_WIDE_INT" to "HOST_BITS_PER_DOUBLE_INT".
2387 * expr.c (convert_modes): Likewise.
2388 * explow.c (plus_constant): Likewise.
2389 * fixed-value.c (fixed_saturate1, fixed_saturate2)
2390 (do_fixed_add, do_fixed_multiply, do_fixed_multiply)
2391 (do_fixed_multiply, do_fixed_multiply, do_fixed_divide)
2392 (do_fixed_divide, do_fixed_divide, do_fixed_divide)
2393 (do_fixed_divide, do_fixed_divide, do_fixed_shift, do_fixed_shift)
2394 (do_fixed_shift, fixed_convert, fixed_convert)
2395 (fixed_convert_from_int, fixed_convert_from_int)
2396 (fixed_convert_from_real): Likewise.
2397 * fold-const.c (fold_convert_const_int_from_fixed, sign_bit_p)
2398 (native_interpret_int, fold_binary_loc, fold_ternary_loc): Likewise.
2399 * varasm.c (output_constructor_bitfield): Likewise.
2400 * tree-vrp.c (register_edge_assert_for_2): Likewise.
2401 * double-int.c (rshift_double, lshift_double): Likewise.
2402 * double-int.h (double_int_fits_in_uhwi_p, double_int, double_int):
2404 * simplify-rtx.c (mode_signbit_p)
2405 (simplify_const_unary_operation, simplify_binary_operation_1)
2406 (simplify_immed_subreg): Likewise.
2407 * builtins.c (c_readstr, fold_builtin_bitop): Likewise.
2408 * tree-vect-generic.c (build_replicated_const): Likewise.
2409 * dbxout.c (stabstr_O): Likewise.
2410 * emit-rtl.c (immed_double_int_const, immed_double_const)
2411 (gen_lowpart_common, init_emit_once): Likewise.
2412 * tree.c (integer_pow2p, tree_log2, tree_floor_log2)
2413 (widest_int_cst_value, upper_bound_in_type): Likewise.
2414 * stor-layout.c (initialize_sizetypes, fixup_signed_type)
2415 (fixup_unsigned_type): Likewise.
2416 * real.c (real_to_integer2, real_from_integer): Likewise.
2417 * dwarf2out.c (size_of_loc_descr, size_of_die, output_die)
2418 (clz_loc_descriptor, mem_loc_descriptor): Likewise.
2420 2012-06-01 Eric Botcazou <ebotcazou@adacore.com>
2423 * fold-const.c (fold_binary_loc): Refine previous change.
2425 2012-06-01 Olivier Hainque <hainque@adacore.com>
2427 * config/rs6000/vxworks.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Restore
2428 the "do {" part of the do-while(0) loop.
2430 2012-06-01 Yuri Rumyantsev <yuri.s.rumyantsev@intel.com>
2432 * config/i386/i386.c (x86_sched_reorder): New function.
2433 Added new function x86_sched_reorder.
2435 2012-06-01 Richard Guenther <rguenther@suse.de>
2437 * tree-loop-distribution.c (stmt_has_scalar_dependences_outside_loop):
2439 (classify_partition): Likewise.
2441 2012-06-01 Richard Guenther <rguenther@suse.de>
2443 * tree-loop-distribution.c (enum partition_kind): New enum.
2444 (struct partition_s): Add kind and main_stmt members.
2445 (partition_alloc): Initialize kind to PKIND_NORMAL.
2446 (partition_builtin_p): New function.
2447 (copy_loop_before): Remove failure path and assert instead.
2448 (generate_loops_for_partition): Likewise.
2449 (generate_memset_zero): Fold into ...
2450 (generate_memset_builtin): ... this.
2451 (classify_partition): New function with code from
2452 can_generate_builtin and generate_builtin.
2453 (generate_builtin): Remove.
2454 (can_generate_builtin): Likewise.
2455 (fuse_partitions_with_similar_memory_accesses): Call
2456 partition_builtin_p instead of can_generate_builtin.
2457 (rdg_build_partitions): Do not call
2458 fuse_partitions_with_similar_memory_accesses here...
2459 (ldist_gen): ... but here after classifying all partitions.
2460 Remove failure path of generate_code_for_partition.
2461 (generate_code_for_partition): Generate code according
2462 to partition classification.
2464 2012-06-01 Manuel López-Ibáñez <manu@gcc.gnu.org>
2465 Jonathan Wakely <jwakely.gcc@gmail.com>
2468 * doc/invoke.texi (Warning Options): Explain purpose and differences
2469 between -Wmissing-prototypes and -Wmissing-declarations.
2471 2012-06-01 Christian Bruel <christian.bruel@st.com>
2473 * gcc.c (save_switch): Add user_p parameter.
2474 (read_specs): Likewise.
2475 (set_specs): Likewise.
2476 (validate_switches): Likewise.
2477 (validate_switches_from_spec): Likewise.
2478 (validate_all_switches): Pass on user_p parameter.
2479 (struct spec_list): Add user_p field.
2480 (struct switchstr): Add known field.
2481 (save_switch): Add known parameter.
2482 (INIT_STATIC_SPEC): Initialize user_p;
2483 (driver_unknown_option_callbac): call save_switch if
2484 OPT_SPECIAL_unknown.
2485 (driver_handle_option): Propagate OPT_specs.
2486 (do_spec_1): Set validated only if known.
2487 (check_live_switch): Likewise.
2488 (validate_switches): Set validated if known or user_spec.
2490 2012-06-01 Hans-Peter Nilsson <hp@axis.com>
2492 Add CRIS atomic patterns for 1, 2, and 4 bytes.
2493 * config/cris/cris.c (cris_emit_trap_for_misalignment): New function.
2494 * config/cris/cris-protos.h: Declare it.
2495 * config/cris/cris.h [!TARGET_DEFAULT, TARGET_CPU_DEFAULT == 32]
2496 (TARGET_DEFAULT): Add alignment by 32.
2497 [!TARGET_DEFAULT, TARGET_CPU_DEFAULT == 10] (TARGET_DEFAULT): New
2498 case, as TARGET_CPU_DEFAULT == 0 but with alignment as for
2499 TARGET_CPU_DEFAULT == 32.
2500 (TARGET_TRAP_UNALIGNED_ATOMIC): New macro.
2501 * config/cris/cris.md: Include sync.md. Avoid allocating specific
2502 numbers by replacing the define_constants for all UNSPECs with the
2503 equivalent define_c_enum construct.
2504 * config/cris/cris.opt (mtrap-unaligned-atomic): New option.
2505 * config/cris/sync.md: New file.
2507 2012-05-31 Matt Turner <mattst88@gmail.com>
2509 * config/mips/4600.md (r4600_imul_si): Rename from r4600_imul.
2510 (r4600_imul_di): New.
2511 (r4600_idiv_si): Rename from r4600_idiv.
2512 (r4600_idiv_di): New.
2514 2012-05-31 Steven Bosscher <steven@gcc.gnu.org>
2516 * output.h (__gcc_host_wide_int__): Move to hwint.h.
2517 (decl_default_tls_model): Move to tree.h
2518 (dump_file): Move to system.h.
2519 (default_stabs_asm_out_destructor, default_stabs_asm_out_constructor,
2520 dbxout_int, dbxout_stabd, dbxout_begin_stabn, dbxout_begin_stabn_sline,
2521 dbxout_begin_empty_stabs, dbxout_begin_simple_stabs,
2522 dbxout_begin_simple_stabs_desc, dbxout_stab_value_zero,
2523 dbxout_stab_value_zero, dbxout_stab_value_label_diff,
2524 dbxout_stab_value_internal_label,
2525 dbxout_stab_value_internal_label_diff): Move from here ...
2526 * dbxout.h: ... to here.
2527 * system.h (dump_file): Moved here from output.h.
2528 * hwint.h (__gcc_host_wide_int__): Moved here from output.h.
2529 * tree.h (decl_default_tls_model): Moved here from output.h.
2530 * varasm.c (default_stabs_asm_out_destructor,
2531 default_stabs_asm_out_constructor): Move from here ...
2532 * dbxout.c: ... to here.
2534 * gcov-dump.c (dump_file): Rename to dump_gcov_file. Update callers.
2536 * collect2.h (dump_file): Rename to dump_ld_file.
2537 * collect2.c: Likewise.
2538 * tlink.c: Likewise.
2540 * alias.c: Do not include output.h.
2541 * auto-inc-dec.c: Likewise.
2542 * bt-load.c: Likewise.
2543 * caller-save.c: Likewise.
2545 * cfgbuild.c: Likewise.
2546 * cfgcleanup.c: Likewise.
2547 * cfglayout.c: Likewise.
2548 * cfgloop.c: Likewise.
2549 * cfgloopanal.c: Likewise.
2550 * cfgloopmanip.c: Likewise.
2551 * cfgrtl.c: Likewise.
2552 * cgraph.c: Likewise.
2553 * cgraphclones.c: Likewise.
2554 * combine-stack-adj.c: Likewise.
2555 * combine.c: Likewise.
2556 * cprop.c: Likewise.
2558 * cselib.c: Likewise.
2559 * dbgcnt.c: Likewise.
2560 * df-problems.c: Likewise.
2561 * df-scan.c: Likewise.
2562 * dojump.c: Likewise.
2563 * fwprop.c: Likewise.
2565 * graph.c: Likewise.
2566 * haifa-sched.c: Likewise.
2567 * hw-doloop.c: Likewise.
2568 * ipa-inline-transform.c: Likewise.
2569 * ipa-pure-const.c: Likewise.
2570 * ipa-reference.c: Likewise.
2571 * ipa-utils.c: Likewise.
2572 * ira-build.c: Likewise.
2573 * ira-emit.c: Likewise.
2575 * loop-doloop.c: Likewise.
2576 * loop-invariant.c: Likewise.
2577 * loop-iv.c: Likewise.
2578 * loop-unroll.c: Likewise.
2579 * loop-unswitch.c: Likewise.
2580 * lto-cgraph.c: Likewise.
2581 * lto-section-in.c: Likewise.
2582 * lto-streamer-in.c: Likewise.
2584 * mode-switching.c: Likewise.
2585 * postreload-gcse.c: Likewise.
2586 * postreload.c: Likewise.
2587 * predict.c: Likewise.
2588 * profile.c: Likewise.
2590 * reg-stack.c: Likewise.
2591 * regcprop.c: Likewise.
2592 * regmove.c: Likewise.
2593 * regstat.c: Likewise.
2594 * reload1.c: Likewise.
2595 * sched-ebb.c: Likewise.
2596 * sel-sched-dump.c: Likewise.
2597 * simplify-rtx.c: Likewise.
2598 * stor-layout.c: Likewise.
2599 * store-motion.c: Likewise.
2600 * tracer.c: Likewise.
2601 * tree-affine.c: Likewise.
2602 * tree-cfg.c: Likewise.
2603 * tree-cfgcleanup.c: Likewise.
2604 * tree-dfa.c: Likewise.
2605 * tree-into-ssa.c: Likewise.
2606 * tree-nomudflap.c: Likewise.
2607 * tree-optimize.c: Likewise.
2608 * tree-pretty-print.c: Likewise.
2609 * tree-profile.c: Likewise.
2610 * tree-ssa-address.c: Likewise.
2611 * tree-ssa-ccp.c: Likewise.
2612 * tree-ssa-copy.c: Likewise.
2613 * tree-ssa-dom.c: Likewise.
2614 * tree-ssa-loop-ch.c: Likewise.
2615 * tree-ssa-loop-im.c: Likewise.
2616 * tree-ssa-loop-manip.c: Likewise.
2617 * tree-ssa-loop-niter.c: Likewise.
2618 * tree-ssa-loop-prefetch.c: Likewise.
2619 * tree-ssa-loop-unswitch.c: Likewise.
2620 * tree-ssa-loop.c: Likewise.
2621 * tree-ssa-propagate.c: Likewise.
2622 * tree-ssa-structalias.c: Likewise.
2623 * tree-ssa-tail-merge.c: Likewise.
2624 * tree-ssa-threadedge.c: Likewise.
2625 * tree-ssa-threadupdate.c: Likewise.
2626 * tree-ssa-uncprop.c: Likewise.
2627 * tree-ssa-uninit.c: Likewise.
2628 * tree-ssa.c: Likewise.
2629 * value-prof.c: Likewise.
2630 * var-tracking.c: Likewise.
2633 * config/m32r/m32r.c: Include dbxout.h.
2634 * config/pa/pa.c: Likewise.
2635 * config/rs6000/rs6000.c: Likewise.
2637 * Makefile.in: Fix dependencies.
2638 * config/rs6000/t-rs5000: Likewise.
2640 2012-05-31 Aldy Hernandez <aldyh@redhat.com>
2642 * tree-ssa-loop-im.c (execute_sm): Do not check flag_tm.
2643 * gimple.h (block_in_transaction): Check for flag_tm.
2645 2012-05-31 Aldy Hernandez <aldyh@redhat.com>
2647 PR tree-optimization/52558
2648 * cfg.c (alloc_aux_for_edge): Fix comment.
2649 (alloc_aux_for_edge): Remove static.
2650 * basic-block.h (alloc_aux_for_edge): Protoize.
2651 * tree-ssa-loop-im.c (execute_sm_if_changed): New.
2652 (execute_sm_if_changed_flag): New.
2653 (execute_sm_if_changed_flag_set): New.
2654 (execute_sm): Do not generate data races unless requested.
2655 (tree_ssa_lim_initialize): Call alloc_aux_for_edges.
2656 (tree_ssa_lim_finalize): Call free_aux_for_edges.
2657 * gimple.h (block_in_transaction): New.
2658 (gimple_in_transaction): Use block_in_transaction.
2660 2012-05-31 Georg-Johann Lay <avr@gjlay.de>
2663 * config/avr/avr.opt (-msp8): Document it.
2664 * doc/invoke.texi (AVR Options): Ditto. And document related
2667 2012-05-31 Diego Novillo <dnovillo@google.com>
2669 * configure.ac (CXX_FOR_BUILD): Define and substitute.
2670 (BUILD_CXXFLAGS): Define and substitute.
2671 * Makefile.in (BUILD_CXXFLAGS): Define.
2672 (CXX_FOR_BUILD): Define.
2673 (COMPILER_FOR_BUILD): Set to CXX_FOR_BUILD if building with C++.
2674 (LINKER_FOR_BUILD): Likewise.
2675 (BUILD_COMPILERFLAGS): Set to BUILD_CXXFLAGS if building with C++.
2676 (BUILD_LINKERFLAGS): Likewise.
2677 * configure: Regenerate.
2679 2012-05-31 Steven Bosscher <steven@gcc.gnu.org>
2681 * Makefile.in: Fix many dependencies.
2682 * tree-profile.c: Don't include regs.h.
2683 * tree-vectorizer.c: Don't include cfglayout.h.
2684 * tree-vect-stmts.c: Likewise.
2685 * tree-vect-slp.c: Likewise.
2686 * tree-vect-loop.c: Likewise.
2687 * reg-stack.c: Likewise.
2688 * tree-ssa-loop-manip.c: Likewise.
2689 * toplev.c: Likewise.
2690 * varasm.c: Don't include cfglayout.h, basic-block.h,
2691 and tree-iterator.h.
2692 * tree-cfgcleanup.c: Don't include cfglayout.h.
2693 * passes.c: Don't include cfglayout.h, dwarf2asm.h,
2694 dwarf2out.h, dbxout.h, sdbout.h, and xcoffout.h.
2695 * cgraphclones.c: Don't include plugin.h.
2697 2012-05-31 Georg-Johann Lay <avr@gjlay.de>
2699 * config/avr/t-avr: Correct avr-mmcu.texi dependencies.
2700 (s-avr-mmcu-texi): Don't sed on gen-avr-mmcu-texi output.
2701 * doc/avr-mmcu.texi (svn:eol-style): Set to native.
2703 2012-05-31 Richard Guenther <rguenther@suse.de>
2705 * tree-loop-distribution.c (struct partition_s): New struct,
2706 typedef and vector type.
2707 (partition_alloc, partition_free): New functions.
2708 (generate_loops_for_partition, generate_builtin,
2709 generate_code_for_partition, rdg_flag_uses, rdg_flag_vertex,
2710 rdg_flag_vertex_and_dependent, rdg_flag_loop_exits,
2711 build_rdg_partition_for_component, can_generate_builtin,
2712 similar_memory_accesses, fuse_partitions_with_similar_memory_accesses,
2713 rdg_build_partitions, dump_rdg_partitions, debug_rdg_partitions,
2714 number_of_rw_in_partition, partition_contains_all_rw,
2715 ldist_gen): Use partition_t instead of bitmap.
2717 2012-05-31 Georg-Johann Lay <avr@gjlay.de>
2719 * config/avr/gen-avr-mmcu-texi.c: Sort MCUs.
2720 * doc/avr-mmcu.texi: Regenerate.
2722 2012-05-31 Richard Guenther <rguenther@suse.de>
2724 * tree-loop-distribution.c (stmt_has_scalar_dependences_outside_loop):
2725 Use FOR_EACH_SSA_DEF_OPERAND.
2726 (generate_builtin): Adjust.
2727 (stmt_generated_in_another_partition): Remove.
2728 (add_scalar_computations_to_partition): Likewise.
2729 (rdg_build_partitions): Do not call
2730 add_scalar_computations_to_partition.
2732 2012-05-31 Eric Botcazou <ebotcazou@adacore.com>
2734 * tree-dfa.c (get_ref_base_and_extent): Compute the offset using
2735 double ints throughout.
2736 * tree-sra.c (build_user_friendly_ref_for_offset) <RECORD_TYPE>:
2737 Check that the position of the field is representable as an integer.
2739 2012-05-31 Richard Guenther <rguenther@suse.de>
2741 * tree-data-ref.c (dr_analyze_innermost): Properly convert
2742 the MEM_REF offset to sizetype.
2744 2012-05-31 Georg-Johann Lay <avr@gjlay.de>
2746 * doc/invoke.texi (AVR Options): Fix typos.
2748 2012-05-31 Hans-Peter Nilsson <hp@axis.com>
2750 * config/cris/cris.h (CC1_SPEC): Pass through all -march=
2752 (ASM_SPEC): Ditto, not just -march=v32, but translate non-v10,
2753 non-v32 into --march=v0_v10.
2755 2012-05-31 Richard Sandiford <rdsandiford@googlemail.com>
2757 * ira-int.h (target_ira_int): Rename x_move_cost to
2758 x_ira_register_move_cost, x_may_move_in_cost to
2759 x_ira_may_move_in_cost and x_may_move_out_cost to
2760 x_ira_may_move_out_cost. Delete the old fields with
2761 those names and also x_ira_max_register_move_cost,
2762 x_ira_max_may_move_in_cost and x_ira_max_may_move_out_cost.
2763 (move_cost, may_move_in_cost, may_move_out_cost)
2764 (ira_max_register_move_cost, ira_max_may_move_in_cost)
2765 (ira_max_may_move_out_cost): Delete.
2766 * ira.c (init_move_cost): Rename to...
2767 (ira_init_register_move_cost): ...this, deleting the old
2768 function with that name. Apply above variable renamings.
2769 Retain asserts for null fields.
2770 (ira_init_once): Don't initialize register move costs here.
2771 (free_register_move_costs): Apply above variable renamings.
2772 Remove code for deleted fields.
2774 2012-05-31 Richard Sandiford <rdsandiford@googlemail.com>
2776 * ira.c (init_move_cost): Adjust choice of subclasses to match
2777 the current ira_init_register_move_cost choice. Use
2778 ira_class_subset_p instead of reg_class_subset_p.
2779 (ira_init_register_move_cost): Assert that move_cost,
2780 may_move_in_cost and may_move_out_cost already hold the desired
2781 values for their ira_* equivalents. For the latter two,
2782 ignore classes that can't store a register of the given mode.
2784 2012-05-31 Richard Sandiford <rdsandiford@googlemail.com>
2786 * ira.c (setup_allocno_and_important_classes): Use
2787 ira_class_hard_regs_num to check whether a class has any
2788 allocatable registers.
2789 (ira_init_register_move_cost): Likewise.
2791 2012-05-31 Richard Sandiford <rdsandiford@googlemail.com>
2793 * ira.c (init_move_cost): Adjust local variable names to match
2794 file conventions. Use ira_assert instead of gcc_assert.
2796 2012-05-31 Richard Sandiford <rdsandiford@googlemail.com>
2798 * regs.h (move_table, move_cost, may_move_in_cost, may_move_out_cost):
2799 Move these definitions and associated target_globals fields to...
2800 * ira-int.h: ...here.
2801 * rtl.h (init_move_cost): Delete.
2802 * reginfo.c (last_mode_for_init_move_cost, init_move_cost): Move to...
2803 * ira.c: ...here, making the latter static.
2805 2012-05-31 Richard Sandiford <rdsandiford@googlemail.com>
2807 * ira-costs.c (copy_cost): Use ira_init_register_move_cost_if_necessary
2808 and ira_register_move_cost instead of init_move_cost and move_cost.
2810 2012-05-31 Richard Sandiford <rdsandiford@googlemail.com>
2812 * ira.h (target_ira): Delete x_ira_available_class_regs.
2813 (ira_available_class_regs): Delete.
2814 * ira.c (setup_available_class_regs): Delete.
2815 (setup_alloc_classes): Don't call it.
2816 (setup_pressure_classes): Use ira_class_hard_regs_num instead of
2817 ira_available_class_regs.
2818 * haifa-sched.c (print_curr_reg_pressure, setup_insn_reg_pressure_info)
2819 (model_spill_cost): Likewise.
2820 * ira-build.c (low_pressure_loop_node_p): Likewise.
2821 * ira-color.c (color_pass): Likewise.
2822 * ira-emit.c (change_loop): Likewise.
2823 * ira-lives.c (inc_register_pressure, dec_register_pressure)
2824 (single_reg_class, ira_implicitly_set_insn_hard_regs)
2825 (process_bb_node_lives): Likewise.
2826 * loop-invariant.c (gain_for_invariant): Likewise.
2828 2012-05-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2831 * config/pa/pa.c (TARGET_SECTION_TYPE_FLAGS): Define.
2832 (pa_section_type_flags): New.
2833 (pa_legitimate_constant_p): Revert previous change.
2835 2012-05-30 Steven Bosscher <steven@gcc.gnu.org>
2837 * ira.c (allocate_initial_values): Make static.
2839 2012-05-30 Uros Bizjak <ubizjak@gmail.com>
2841 * config/i386/i386.c (legitimize_tls_address) <TLS_MODEL_INITIAL_EXEC>:
2842 Generate tls_initial_exec_64_sun only when !TARGET_X32.
2844 2012-05-30 Richard Guenther <rguenther@suse.de>
2847 * fold-const.c (fold_binary_loc): Make sure to call
2848 fold_plusminus_mult_expr with the original sign of operands.
2850 2012-05-30 Steven Bosscher <steven@gcc.gnu.org>
2852 * Makefile.in: Fix many dependencies.
2853 (DWARF2_H): Depend on dwarf2.def.
2854 (RTL_ERROR_H): Depend on rtl-error.h.
2855 (TREE_PRETTY_PRINT_H, GIMPLE_PRETTY_PRINT_H): New. Replace
2856 all gimple-pretty-print.h and tree-pretty-print.h references.
2858 2012-05-30 Marc Glisse <marc.glisse@inria.fr>
2860 * simplify-rtx.c (simplify_binary_operation_1): Optimize shuffle of
2863 2012-05-30 Richard Guenther <rguenther@suse.de>
2866 * tree-emutls.c (gen_emutls_addr): Do not add globals to
2869 2012-05-30 Eric Botcazou <ebotcazou@adacore.com>
2871 * explow.c (probe_stack_range): Restore simple control flow and stop
2872 again when the probe cannot be generated if HAVE_check_stack.
2874 2012-05-30 Jakub Jelinek <jakub@redhat.com>
2876 PR rtl-optimization/53519
2877 * combine.c (simplify_shift_const_1) <case NOT>: Use constm1_rtx
2878 instead of GEN_INT (GET_MODE_MASK (mode)) as second operand of XOR.
2880 2012-05-30 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
2882 * config/arm/arm.c (arm_evpc_neon_vrev): Adjust off by one error.
2884 2012-05-29 Jack Howarth <howarth@bromo.med.uc.edu>
2887 * doc/tm.texi: Update.
2888 * doc/tm.texi.in (SDB and DWARF) <TARGET_FORCE_AT_COMP_DIR>: Add @hook.
2889 * target.def (force_at_comp_dir): New hook.
2890 * config/darwin.h (TARGET_FORCE_AT_COMP_DIR): Define.
2891 * dwarf2out.c (dwarf2out_finish): Check targetm.force_at_comp_dir.
2893 2012-05-29 Jack Howarth <howarth@bromo.med.uc.edu>
2895 * config/darwin.h (STARTFILE_SPEC): Do not use -lbundle1.o when
2897 (DARWIN_DYLIB1_SPEC): Do not use -ldylib1.10.5.o when Darwin >= 10.
2898 (DARWIN_CRT1_SPEC): Use -lcrt1.10.6.o when Darwin >= 10.
2900 2012-05-29 Oleg Endo <olegendo@gcc.gnu.org>
2903 * config/sh/sh.c (sh_option_override): Set TARGET_FMAC if
2904 flag_unsafe_math_optimizations is set.
2905 * doc/invoke.texi (SH Options): Add -mno-fused-madd description.
2906 Update description of -mfused-madd.
2908 2012-05-29 Oleg Endo <olegendo@gcc.gnu.org>
2911 * config/sh/predicates.md (atomic_arith_operand,
2912 atomic_logical_operand): New predicates.
2913 * config/sh/sh.c (sh_option_override): Check atomic options.
2914 * config/sh/sh.h (TARGET_ANY_ATOMIC, UNSUPPORTED_ATOMIC_OPTIONS,
2915 UNSUPPORTED_HARD_ATOMIC_CPU): New macros.
2916 (DRIVER_SELF_SPECS): Use UNSUPPORTED_ATOMIC_OPTIONS and
2917 UNSUPPORTED_HARD_ATOMIC_CPU.
2918 * config/sh/sync.md: Update description comments.
2919 (I12): New mode iterator.
2920 (fetchop_predicate, fetchop_constraint): New code attributes.
2921 (atomic_compare_and_swapsi_hard, atomic_compare_and_swap<mode>_hard,
2922 atomic_exchangesi_hard, atomic_exchange<mode>_hard,
2923 atomic_fetch_<fetchop_name>si_hard,
2924 atomic_fetch_<fetchop_name><mode>_hard,
2925 atomic_fetch_nandsi_hard, atomic_fetch_nand<mode>_hard,
2926 atomic_<fetchop_name>_fetchsi_hard,
2927 atomic_<fetchop_name>_fetch<mode>_hard,
2928 atomic_nand_fetchsi_hard, atomic_nand_fetch<mode>_hard,
2929 atomic_test_and_set_hard): New insns.
2930 (atomic_compare_and_swap<mode>_soft, atomic_exchange<mode>_soft,
2931 atomic_fetch_<fetchop_name><mode>_soft, atomic_fetch_nand<mode>_soft,
2932 atomic_<fetchop_name>_fetch<mode>_soft, atomic_nand_fetch<mode>_soft,
2933 atomic_test_and_set_soft): Use same formatting for the first line of
2934 the asm block as in new insns above.
2935 (atomic_compare_and_swap<mode>, atomic_exchange<mode>,
2936 atomic_fetch_<fetchop_name><mode>, atomic_<fetchop_name>_fetch<mode>,
2937 atomic_test_and_set): Integrate new *_hard insns into expanders.
2938 * config/sh/sh.opt (mhard-atomic): New option.
2939 * doc/invoke.texi (SH Options): Document it.
2941 2012-05-29 Meador Inge <meadori@codesourcery.com>
2943 * c-decl.c (c_push_function_context): Always create a new language
2945 (c_pop_function_context): Clear the language function created in
2946 c_push_function_context.
2948 2012-05-29 Matt Turner <mattst88@gmail.com>
2950 * config/alpha/ev6.md: (define_bypass "ev6_fmul,ev6_fadd"): New.
2951 (define_bypass "ev6_fcmov"): New.
2953 2012-05-29 Steven Bosscher <steven@gcc.gnu.org>
2955 * integrate.c: Remove.
2956 * integrate.h: Remove.
2957 * Makefile.in: Remove make rules for integrate.c and INTEGRATE_H.
2958 * config/arm/t-arm: Remove INTEGRATE_H dependency for target files.
2959 * config/rs6000/t-rs6000: Likewise
2960 * config/spu/t-spu-elf: Likewise.
2961 * function.h (get_hard_reg_initial_val, has_hard_reg_initial_val,
2962 get_hard_reg_initial_reg, emit_initial_value_sets): Move prototypes
2963 from integrate.h to here.
2964 (initial_value_entry): New prototype.
2965 * reload.h (allocate_initial_values): Remove prototype.
2966 * tree.h (set_decl_abstract_flags, set_decl_origin_self): Likewise.
2967 * cse.c (fixed_base_plus_p): Don't handle virtual registers for
2969 * dwarf2out.c (set_decl_origin_self, set_block_origin_self,
2970 set_decl_abstract_flags, set_block_abstract_flags): Move from
2971 integrate.c to here, the only user.
2972 * expmed.c (extract_fixed_bit_field): Remove outdated comment
2974 * function.c: Don't include integrate.h.
2975 (struct initial_value_pair, struct initial_value_struct,
2976 get_hard_reg_initial_val, has_hard_reg_initial_val,
2977 get_hard_reg_initial_reg, emit_initial_value_sets): Move from
2978 integrate.c to here.
2979 (initial_value_entry): New function.
2980 * genemit.c (main): Don't print integrate.h include line.
2981 * ira.c: Don't include integrate.h.
2982 (allocate_initial_values): Move from integrate.c to here.
2983 (ira): Update allocate_initial_values call.
2984 * tree-inline.c: Don't include integrate.h.
2985 (function_attribute_inlinable_p): Moved from integrate.c to here.
2986 * cfgexpand.c: Don't include integrate.h.
2987 * except.c: Likewise.
2988 * langhooks.c: Likewise.
2989 * passes.c: Likewise.
2990 * toplev.c: Likewise.
2991 * config/frv/frv.c: Likewise.
2992 * config/pa/pa.c: Likewise.
2993 * config/spu/spu.c: Likewise.
2994 * config/epiphany/epiphany.c: Likewise.
2995 * config/mep/mep.c: Likewise.
2996 * config/score/score.c: Likewise.
2997 * config/picochip/picochip.c: Likewise.
2998 * config/sh/sh.c: Likewise.
2999 * config/alpha/alpha.c: Likewise.
3000 * config/microblaze/microblaze.c: Likewise.
3001 * config/mips/mips.c: Likewise.
3002 * config/v850/v850.c: Likewise.
3003 * config/mmix/mmix.c: Likewise.
3004 * config/bfin/bfin.c: Likewise.
3005 * config/arm/arm.c: Likewise.
3006 * config/s390/s390.c: Likewise.
3007 * config/m32r/m32r.c: Likewise.
3008 * config/rs6000/rs6000.c: Likewise.
3009 * config/c6x/c6x.c: Include function.h instead of integrate.h.
3010 * config/tilegx/tilegx.c: Likewise.
3011 * config/tilepro/tilepro.c: Likewise.
3013 2012-05-29 Georg-Johann Lay <avr@gjlay.de>
3015 * config/avr/t-avr (s-avr-mmcu-texi): Call
3016 gen-avr-mmcu-texi$(build_exeext) via ./ and don't assume . is in PATH.
3018 2012-05-29 Michael Matz <matz@suse.de>
3020 * rtl.h (assign_stack_temp, assign_stack_temp_for_type,
3021 assign_temp): Remove 'keep' argument.
3022 (mark_temp_addr_taken): Remove prototype.
3023 * tree.h (expand_decl): Remove prototype.
3024 * function.c (struct temp_slot): Remove addr_taken and keep member.
3025 (assign_stack_temp_for_type) Don't initialize above, remove
3027 (assign_stack_temp, assign_temp): Remove keep argument.
3028 (mark_temp_addr_taken): Remove.
3029 (preserve_temp_slots): Remove handling of addr_taken and keep members.
3030 (free_temp_slots): Ditto.
3031 * expr.c (expand_expr_real_1 <COMPOUND_LITERAL_EXPR>): Remove
3033 * stmt.c (expand_asm_operands): Remove dead code.
3034 (expand_decl): Remove.
3035 * c-decl.c (finish_struct): Don't call expand_decl.
3036 * builtins.c (expand_builtin_cexpi): Adjust calls to assign_temp
3037 and assign_stack_temp.
3038 * calls.c (save_fixed_argument_area, initialize_argument_information,
3039 expand_call, emit_library_call_value_1, store_one_arg): Ditto.
3040 * expmed.c (extract_bit_field_1): Ditto.
3041 * expr.c (emit_group_load_1, emit_group_store,
3042 copy_blkmode_from_reg, emit_push_insn, expand_assignment,
3043 store_field, expand_constructor, expand_cond_expr_using_cmove,
3044 expand_expr_real_2, expand_expr_real_1): Ditto.
3045 * stmt.c (expand_asm_operands, expand_return): Ditto.
3047 * function.c (pop_temp_slots): Call free_temp_slots.
3048 * calls.c (store_one_arg): Don't call preserve_temp_slots or
3050 * expr.c (expand_assignment): Don't call free_temp_slots.
3052 * config/arm/arm.c (neon_expand_vector_init): Ditto.
3053 * config/i386/i386.c (ix86_expand_vector_set): Ditto.
3054 (ix86_expand_vector_extract): Ditto.
3055 * config/ia64/ia64.c (spill_xfmode_rfmode_operand,
3056 ia64_expand_movxf_movrf): Ditto.
3057 * config/mips/mips.c (mips_expand_vi_general): Ditto.
3058 * config/mmix/mmix.md (floatdisf2, floatunsdisf2, truncdfsf2,
3059 extendsfdf2): Ditto.
3060 * config/rs6000/rs6000.c (rs6000_expand_vector_init,
3061 rs6000_expand_vector_set, rs6000_expand_vector_extract,
3062 rs6000_allocate_stack_temp): Ditto.
3063 * config/rs6000/rs6000.md (fix_trunctfsi2_fprs): Ditto.
3064 * config/sparc/sparc.c (emit_soft_tfmode_libcall,
3065 sparc_emit_float_lib_cmp, sparc_emit_float_lib_cmp,
3066 sparc_expand_vector_init): Ditto.
3068 2012-05-29 Michael Matz <matz@suse.de>
3070 * c-tree.h (c_expand_decl): Remove prototype.
3072 * expr.c (expand_expr_real_1 <normal_inner_ref>): Don't allocate
3074 (expand_expr_real_1 <COMPOUND_LITERAL_EXPR>): Make unreachable.
3075 * gimple-fold.c (canonicalize_constructor_val): Canonicalize
3076 COMPOUND_LITERAL_EXPR.
3077 * function.c (expand_function_start): Don't call expand_decl,
3078 instead assert that we have RTL assigned.
3079 * tree-ssa-live.c (remove_unused_locals): Clear
3080 nonlocal_goto_save_area if its backing variable is removed.
3081 * stmt.c (expand_asm_operands): Remove handling of non-lvalues
3083 (expand_decl): Assert that this does nothing.
3084 * calls.c (expand_call): Don't call mark_temp_addr_taken.
3086 2012-05-29 Richard Guenther <rguenther@suse.de>
3088 PR tree-optimization/53516
3089 * tree-data-ref.c (stmt_with_adjacent_zero_store_dr_p): Reject
3091 * tree-vect-data-refs.c (vect_analyze_data_refs): Likewise.
3093 2012-05-29 Joseph Myers <joseph@codesourcery.com>
3095 * LANGUAGES: Fix typos.
3096 * Makefile.in: Fix typos.
3097 * alias.c: Fix typos.
3098 * auto-inc-dec.c: Fix typos.
3099 * bb-reorder.c: Fix typos.
3100 * cfgcleanup.c: Fix typos.
3101 * cgraph.c: Fix typos.
3102 * cgraph.h: Fix typos.
3103 * cgraphunit.c: Fix typos.
3104 * collect2-aix.h: Fix typos.
3105 * collect2.c: Fix typos.
3106 * compare-elim.c: Fix typos.
3107 * config/alpha/vms.h: Fix typos.
3108 * config/arm/README-interworking: Fix typos.
3109 * config/arm/arm.c: Fix typos.
3110 * config/arm/iterators.md: Fix typos.
3111 * config/arm/vxworks.h: Fix typos.
3112 * config/avr/avr.c: Fix typos.
3113 * config/avr/avr.h: Fix typos.
3114 * config/avr/avr.md: Fix typos.
3115 * config/avr/builtins.def: Fix typos.
3116 * config/c6x/c6x.c: Fix typos.
3117 * config/cr16/cr16.c: Fix typos.
3118 * config/cr16/cr16.md: Fix typos.
3119 * config/cris/cris.md: Fix typos.
3120 * config/darwin.c: Fix typos.
3121 * config/darwin.opt: Fix typos.
3122 * config/i386/i386-c.c: Fix typos.
3123 * config/i386/i386.c: Fix typos.
3124 * config/ia64/ia64.c: Fix typos.
3125 * config/m68k/cf.md: Fix typos.
3126 * config/mep/mep.c: Fix typos.
3127 * config/microblaze/microblaze.c: Fix typos.
3128 * config/microblaze/microblaze.h: Fix typos.
3129 * config/mn10300/mn10300.c: Fix typos.
3130 * config/mn10300/mn10300.md: Fix typos.
3131 * config/pa/pa.c: Fix typos.
3132 * config/picochip/picochip.h: Fix typos.
3133 * config/rs6000/a2.md: Fix typos.
3134 * config/rs6000/rs6000.c: Fix typos.
3135 * config/rs6000/vector.md: Fix typos.
3136 * config/rx/rx.md: Fix typos.
3137 * config/rx/rx.opt: Fix typos.
3138 * config/s390/2097.md: Fix typos.
3139 * config/s390/s390.c: Fix typos.
3140 * config/s390/s390.h: Fix typos.
3141 * config/sh/sh.c: Fix typos.
3142 * config/sh/sh.md: Fix typos.
3143 * config/sparc/sync.md: Fix typos.
3144 * config/spu/spu.c: Fix typos.
3145 * config/spu/spu.md: Fix typos.
3146 * config/vms/vms.c: Fix typos.
3147 * config/vxworks-dummy.h: Fix typos.
3148 * config/vxworks.h: Fix typos.
3149 * cselib.c: Fix typos.
3150 * df-scan.c: Fix typos.
3152 * doc/extend.texi: Fix typos.
3153 * doc/install.texi: Fix typos.
3154 * doc/invoke.texi: Fix typos.
3155 * doc/md.texi: Fix typos.
3156 * doc/plugins.texi: Fix typos.
3157 * doc/rtl.texi: Fix typos.
3159 * dwarf2asm.c: Fix typos.
3160 * dwarf2out.c: Fix typos.
3161 * except.h: Fix typos.
3162 * expr.c: Fix typos.
3163 * fold-const.c: Fix typos.
3165 * gcse.c: Fix typos.
3166 * genautomata.c: Fix typos.
3167 * gengtype-state.c: Fix typos.
3168 * gengtype.c: Fix typos.
3169 * genhooks.c: Fix typos.
3170 * gimple-fold.c: Fix typos.
3171 * gimple-pretty-print.c: Fix typos.
3172 * gimple.c: Fix typos.
3173 * gimple.h: Fix typos.
3174 * gimplify.c: Fix typos.
3175 * graphite-interchange.c: Fix typos.
3176 * graphite-sese-to-poly.c: Fix typos.
3177 * ifcvt.c: Fix typos.
3178 * input.c: Fix typos.
3179 * ipa-cp.c: Fix typos.
3180 * ipa-inline-analysis.c: Fix typos.
3181 * ipa-inline-transform.c: Fix typos.
3182 * ipa-inline.c: Fix typos.
3183 * ipa-pure-const.c: Fix typos.
3184 * ipa-ref.h: Fix typos.
3185 * ipa-reference.c: Fix typos.
3186 * ipa-utils.c: Fix typos.
3188 * ira-emit.c: Fix typos.
3189 * ira-lives.c: Fix typos.
3190 * lto-streamer.c: Fix typos.
3191 * lto-streamer.h: Fix typos.
3192 * lto-wrapper.c: Fix typos.
3194 * mode-switching.c: Fix typos.
3195 * modulo-sched.c: Fix typos.
3196 * plugin.c: Fix typos.
3197 * postreload.c: Fix typos.
3198 * sched-deps.c: Fix typos.
3199 * sel-sched-ir.c: Fix typos.
3200 * sel-sched-ir.h: Fix typos.
3201 * sel-sched.c: Fix typos.
3202 * sese.c: Fix typos.
3203 * stor-layout.c: Fix typos.
3204 * target-hooks-macros.h: Fix typos.
3205 * target.def: Fix typos.
3206 * trans-mem.c: Fix typos.
3207 * tree-eh.c: Fix typos.
3208 * tree-predcom.c: Fix typos.
3209 * tree-sra.c: Fix typos.
3210 * tree-ssa-address.c: Fix typos.
3211 * tree-ssa-loop-ivopts.c: Fix typos.
3212 * tree-ssa-loop-niter.c: Fix typos.
3213 * tree-ssa-math-opts.c: Fix typos.
3214 * tree-ssa-pre.c: Fix typos.
3215 * tree-ssa-propagate.c: Fix typos.
3216 * tree-ssa-reassoc.c: Fix typos.
3217 * tree-ssa-sccvn.c: Fix typos.
3218 * tree-ssa-ter.c: Fix typos.
3219 * tree-ssa-uninit.c: Fix typos.
3220 * tree-ssanames.c: Fix typos.
3221 * tree-vect-generic.c: Fix typos.
3222 * tree-vect-slp.c: Fix typos.
3223 * tree.c: Fix typos.
3224 * tree.h: Fix typos.
3225 * varasm.c: Fix typos.
3226 * varpool.c: Fix typos.
3228 2012-05-29 Joseph Myers <joseph@codesourcery.com>
3230 * doc/include/texinfo.tex: Update to version 2012-05-16.16.
3232 2012-05-29 Richard Guenther <rguenther@suse.de>
3234 * tree-dfa.c (find_vars_r): Do not call add_referenced_vars
3236 (add_referenced_var_1): Re-organize. Assert we are not
3238 (remove_referenced_var): Likewise.
3239 * varpool.c (add_new_static_var): Use create_tmp_var_raw.
3240 * tree-mudflap.c (execute_mudflap_function_ops): Do not
3241 call add_referenced_var on globals.
3242 * matrix-reorg.c (transform_access_sites): Likewise.
3244 2012-05-29 Steven Bosscher <steven@gcc.gnu.org>
3246 * alias.c (reg_known_value): Make this a VEC.
3247 (reg_known_equiv_p): Make this an sbitmap.
3248 (reg_known_value_size): Remove.
3249 (get_reg_known_value, set_reg_known_value, get_reg_known_equiv_p,
3250 set_reg_known_equiv_p): Update for reg_known_value and
3251 reg_known_value_size data structure change.
3252 (init_alias_analysis, end_alias_analysis): Likewise.
3254 2012-05-29 Jakub Jelinek <jakub@redhat.com>
3257 * input.c (read_line): Use XRESIZEVEC instead of XNEWVEC
3258 to avoid leaking memory. No need to handle memory allocation
3259 failure. Double string_len on each reallocation instead of adding 2.
3260 * gcov.c (read_line): Likewise.
3262 2012-05-29 Hans-Peter Nilsson <hp@axis.com>
3264 * config/cris/cris.h (TARGET_HAS_BREAK, TARGET_TRAP_USING_BREAK8):
3266 * config/cris/cris.md ("trap"): Define, enabled for
3267 TARGET_TRAP_USING_BREAK8.
3268 * config/cris/cris.opt (mtrap-using-break8): New option.
3270 2012-05-28 Paolo Carlini <paolo.carlini@oracle.com>
3273 * doc/invoke.texi: Document -Wmissing-braces not enabled by -Wall
3276 2012-05-28 Hans-Peter Nilsson <hp@axis.com>
3278 * doc/md.texi (stack_protect_test): Remove negation of branch to label.
3279 (Standard Names): Fix typos in documentation of atomic patterns.
3281 2012-05-27 Nathan Sidwell <nathan@acm.org>
3283 * tree.c (build_constructor): Propagate TREE_SIDE_EFFECTS.
3285 2012-05-26 Jason Merrill <jason@redhat.com>
3288 * c-typeck.c (array_to_pointer_conversion): Give -Wc++-compat warning
3289 about array compound literals.
3291 2012-05-26 Eric Botcazou <ebotcazou@adacore.com>
3293 * cfgcleanup.c (try_optimize_cfg): Do not delete forwarder blocks
3294 if CLEANUP_NO_INSN_DEL.
3295 * cfgrtl.c (unique_locus_on_edge_between_p): New function extracted
3296 from cfg_layout_merge_blocks.
3297 (emit_nop_for_unique_locus_between): New function.
3298 (rtl_merge_blocks): Invoke emit_nop_for_unique_locus_between.
3299 (cfg_layout_merge_blocks): Likewise.
3301 2012-05-26 Dimitrios Apostolou <jimis@gmx.net>
3302 Paolo Bonzini <bonzini@gnu.org>
3304 * df-scan.c (df_def_record_1): Assert a parallel must contain an
3305 EXPR_LIST at this point. Receive the LOC and move its extraction...
3306 (df_defs_record): ... here. Change if-else to a switch statement.
3307 (df_find_hard_reg_defs, df_find_hard_reg_defs_1): New.
3308 (df_get_call_refs): Changed defs_generated from bitmap to HARD_REG_SET
3309 and compute it from df_find_hard_reg_defs(). Record DF_REF_BASE
3310 DEFs in REGNO order. Use HARD_REG_SET instead of bitmap for
3311 regs_invalidated_by_call.
3312 (df_insn_refs_collect): Record DF_REF_REGULAR DEFs after
3315 2012-05-25 Eric Botcazou <ebotcazou@adacore.com>
3318 * tree-inline.c (remap_gimple_op_r): Fix handling of FIELD_DECL.
3319 * tree.c (RETURN_TRUE_IF_VAR): Do not return true for PLACEHOLDER_EXPR.
3321 2012-05-25 Michael Meissner <meissner@linux.vnet.ibm.com>
3323 * config/rs6000/t-linux64: Delete the 32-bit multilib that uses
3324 software floating point emulation. No longer build the multilibs
3325 with -mstrict-align.
3327 2012-05-25 Aldy Hernandez <aldyh@redhat.com>
3330 * trans-mem.c (ipa_tm_create_version_alias): Output new_node if
3331 accessed indirectly.
3332 (ipa_tm_create_version): Same.
3334 2012-05-25 Uros Bizjak <ubizjak@gmail.com>
3337 * config/i386/i386.c (ix86_print_operand) <case 'O'>: Print '.' here.
3338 <case 'C', case 'c', case 'F', case 'f'>: Print '.' only for C and c.
3340 2012-05-25 Alexander Ivchenko <alexander.ivchenko@intel.com>
3343 * config/i386/i386.c (ix86_expand_vec_perm): Use correct op.
3344 (ix86_expand_vec_perm): Use int mode instead of float.
3345 (expand_vec_perm_pshufb): Remove handling of useseless type
3348 2012-05-25 Eric Botcazou <ebotcazou@adacore.com>
3351 * config.gcc (i[34567]86-*-mingw* | x86_64-*-mingw*): Set gas and
3352 gnu_ld variables to yes.
3353 * configure.ac (HAVE_GNU_LD): Move to after config.gcc inclusion.
3354 (HAVE_GNU_AS): Likewise.
3355 * config.in: Regenerate.
3356 * configure: Likewise.
3358 2012-05-25 Tristan Gingold <gingold@adacore.com>
3360 * config/i386/i386.c (struct ix86_frame): Remove unused frame field.
3361 (ix86_compute_frame_layout): Fix type of stack_alignment_needed
3362 and preferred_alignment.
3364 2012-05-25 Tristan Gingold <gingold@adacore.com>
3366 * common/config/ia64/ia64-common.c (ia64_except_unwind_info): Fix typo.
3368 2012-05-25 Thomas Schwinge <thomas@codesourcery.com>
3370 * fold-const.c (optimize_bit_field_compare): Abort early in the strict
3371 volatile bitfields case.
3373 2012-05-24 Pat Haugen <pthaugen@us.ibm.com>
3375 * config/rs6000/rs6000.c (rs6000_option_override_internal): Change
3376 rs6000_sched_costly_dep default to true_store_to_load_dep_costly.
3377 (adjacent_mem_locations): Move some code to and call...
3378 (get_memref_parts): ...new function.
3379 (mem_locations_overlap): New function.
3380 (rs6000_adjust_priority): Adjust calls to is_load_insn/is_store_insn.
3381 (is_mem_ref): Rename to...
3382 (find_mem_ref): ...this. Return MEM rtx.
3383 (get_store_dest): Remove function.
3384 (is_load_insn1, is_load_insn, is_store_insn1, is_store_insn): Add
3385 new parameter and adjust calls.
3386 (rs6000_is_costly_dependence): Update calls for extra arg. Make sure
3387 mem refs overlap for true_store_to_load_dep_costly.
3388 (rs6000_sched_reorder2): Update calls for extra arg. Adjust args
3389 passed to adjacent_mem_locations.
3390 (is_costly_group): Walk resolved dependency list.
3391 (force_new_group): Emit group ending nop for Power6/Power7.
3392 * config/rs6000/rs6000.md (UNSPEC_GRP_END_NOP): New enum value.
3393 (group_ending_nop): New define_insn.
3395 2012-05-24 Dodji Seketeli <dodji@redhat.com>
3397 Make unwound macro expansion trace less redundant
3398 * tree-diagnostic.c (maybe_unwind_expanded_macro_loc): Don't print
3399 context of macro definition in the trace, when it's redundant.
3402 2012-05-24 Richard Guenther <rguenther@suse.de>
3405 * tree-profile.c (tree_profiling): Cleanup the CFG if
3406 execute_fixup_cfg requests it.
3408 2012-05-24 Richard Guenther <rguenther@suse.de>
3410 * tree-flow.h (create_var_ann): Remove.
3411 * tree-dfa.c (create_var_ann): Remove and inline into its
3413 (add_referenced_var_1): ... here.
3414 * varpool.c (add_new_static_var): Do not call add_referenced_var
3416 * gimple-fold.c (canonicalize_constructor_val): Likewise.
3417 * tree-switch-conversion.c (build_one_array): Likewise.
3418 * tree-profile.c (gimple_gen_ic_profiler): Likewise.
3419 * tree-flow-inline.h (gimple_referenced_vars): Guard against
3421 * tree-inline.c (remap_gimple_op_r): Likewise. Check
3422 gimple_referenced_vars instead of gimple_in_ssa_p.
3423 (copy_tree_body_r): Likewise.
3424 (setup_one_parameter): Likewise.
3425 (declare_return_variable): Likewise.
3426 (tree_function_versioning): Likewise.
3428 2012-05-24 Jakub Jelinek <jakub@redhat.com>
3430 PR tree-optimization/53465
3431 * tree-vrp.c (extract_range_from_cond_expr): First copy_value_range
3432 vr0 into *vr, then vrp_meet that.
3433 (vrp_meet): If one vr type is VR_UNDEFINED, ensure the result doesn't
3434 have any equivalences.
3435 (vrp_visit_phi_node): Call copy_value_range instead of vrp_meet the
3438 2012-05-24 Jim MacArthur <jim.macarthur@arm.com>
3440 * recog.c (reg_fits_class_p): Check both regno and regno + offset are
3442 * regs.h (in_hard_reg_set_p): Assert that regno is a hard register and
3443 check end_regno - 1 is a hard register.
3445 2012-05-24 Richard Guenther <rguenther@suse.de>
3447 * varpool.c (add_new_static_var): Remove call to create_var_ann.
3448 * tree-ssa-operands.c (create_vop_var): Likewise.
3450 2012-05-24 Richard Guenther <rguenther@suse.de>
3453 * tree-ssa-live.c (remove_unused_scope_block_p): Properly
3455 (remove_unused_locals): Pass global_unused_vars to
3456 remove_unused_scope_block_p. Restore code walking all
3457 referenced vars and pruning them.
3459 2012-05-23 Jan Hubicka <jh@suse.cz>
3461 * tree.h (alias_diag_flags): Remove.
3462 (alias_pair): Remove emitted_diags.
3463 (finish_aliases_1, finish_aliases_2, remove_unreachable_alias_pairs,
3464 symbol_alias_set_t, symbol_alias_set_destroy,
3465 symbol_alias_set_contains, propagate_aliases_backward): Remove.
3466 * toplev.c (compile_file): Do not call finish_aliases_2
3467 * cgraphunit.c (cgraph_process_new_functions): Do not call
3469 (handle_alias_pairs): Output diagnostics about aliases to externals.
3470 (assemble_thunks_and_aliases): Use do_assemble_alias.
3471 (output_weakrefs): Likewise.
3472 (finalize_compilation_unit): Do not call finish_aliases_1.
3473 * ipa.c (symtab_remove_unreachable_nodes): De not call
3474 remove_unreachable_alias_pairs.
3475 * varasm.c (do_assemble_alias): Export.
3476 (symbol_alias_set_create, symbol_alias_set_destroy,
3477 symbol_alias_set_contains, symbol_alias_set_insert,
3478 propagate_aliases_forward, propagate_aliases_backward,
3479 propagate_aliases_backward, trivially_visible_alias,
3480 trivially_defined_alias, remove_unreachable_alias_pairs,
3481 finish_aliases_1, finish_aliases_2, assemble_alias): Remove.
3482 * output.h (do_assemble_alias): Declare.
3483 * varpool.c (varpool_remove_unreferenced_decls): Do not call
3486 2012-05-23 Martin Jambor <mjambor@suse.cz>
3488 * ipa-inline-analysis.c (inline_merge_summary): Free operand_map.
3490 2012-05-23 Eric Botcazou <ebotcazou@adacore.com>
3492 * gimple.c (gimple_types_compatible_p_1) <ARRAY_TYPE>: Remove bogus
3494 (gimple_canonical_types_compatible_p) <ARRAY_TYPE>: Likewise.
3495 (iterative_hash_gimple_type): Adjust comment.
3496 (iterative_hash_canonical_type): Likewise. Hash the bounds of the
3497 domain for an array type instead of the domain type itself.
3499 2012-05-23 Richard Guenther <rguenther@suse.de>
3501 PR tree-optimization/53438
3502 * tree-sra.c (analyze_access_subtree): Correct bitfield exclusion.
3504 2012-05-23 Georg-Johann Lay <avr@gjlay.de>
3507 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Don't inhibit .p2align 1.
3508 * config/avr/elf.h (ASM_OUTPUT_BEFORE_CASE_LABEL): Use
3511 2012-05-23 Richard Guenther <rguenther@suse.de>
3513 * tree-dfa.c (add_referenced_var_1): Do not add global vars.
3514 * tree-ssa-live.c (mark_all_vars_used_1): Handle global vars
3515 via the global_unused_vars bitmap.
3516 (remove_unused_locals): Handle global vars in local-decls via
3517 a global_unused_vars bitmap instead of the used flag in the
3518 var annotation. Simplify global variable handling and removal.
3520 2012-05-22 Jan Hubicka <jh@suse.cz>
3523 * tree-ssa-structalias.c (create_variable_info_for): Skip constructors
3524 from other partitions.
3526 2012-05-22 Jan Hubicka <jh@suse.cz>
3529 * symtab.c (symtab_register_node): Fix ordering issue.
3531 2012-05-22 Steven Drake <sbd@NetBSD.org>
3533 * gcc.c (do_spec_1): Add %M spec token to output multilib_os_dir.
3535 2012-05-22 David Edelsohn <dje.gcc@gmail.com>
3537 * config/rs6000/rs6000.c (rs6000_aix_asm_output_dwarf_table_ref):
3538 Use strip_name_encoding target hook.
3540 2012-05-22 Richard Guenther <rguenther@suse.de>
3542 * tree.h (VAR_DECL_IS_VIRTUAL_OPERAND): New.
3543 (init_function_for_compilation): Remove.
3544 * tree-dfa.c (find_vars_r): Take struct function argument.
3545 (find_referenced_vars_in): Adjust.
3546 * tree-ssa-operands.c (clobber_stats): Remove.
3547 (create_vop_var): Take struct function argument. Mark
3548 virtual operand with VAR_DECL_IS_VIRTUAL_OPERAND.
3549 (init_ssa_operands): Take struct function argument.
3550 (fini_ssa_operands): Do not dump dead stats.
3551 * tree-ssa-operands.h (init_ssa_operands): Take struct function
3553 * cgraphunit.c (init_lowered_empty_function): Adjust.
3554 * lto-streamer-in.c (input_cfg): Likewise.
3555 * tree-inline.c (initialize_cfun): Likewise.
3556 * tree-into-ssa.c (rewrite_into_ssa): Likewise.
3557 * omp-low.c (expand_omp_taskreg): Likewise. Avoid switching cfun.
3558 * gimple.c (is_gimple_reg): Optimize the SSA_NAME case,
3559 virtual operands are not registers.
3561 2012-05-22 Richard Guenther <rguenther@suse.de>
3563 * tree-cfg.c (verify_gimple_assign_unary): Fix typo in previous commit.
3565 2012-05-22 Richard Guenther <rguenther@suse.de>
3568 * tree-inline.c (setup_one_parameter): Create a dummy init
3569 statement for unused parameters when not optimizing.
3571 2012-05-22 Richard Guenther <rguenther@suse.de>
3573 * tree-flow.h (add_referenced_var_1): Declare.
3574 (add_referenced_var): Define.
3575 * tree-dfa.c (referenced_var_check_and_insert): Avoid one hash lookup.
3576 (add_referenced_var): Rename to ...
3577 (add_referenced_var_1): ... this. Take struct function argument.
3579 2012-05-22 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
3582 * config/arm/arm-protos.h (arm_validize_comparison): Declare.
3583 * config/arm/arm.c (arm_validize_comparison): Define.
3584 * config/arm/arm.md ("cbranchsi4"): Cleanup expansion and use
3585 arm_validize_comparison.
3586 ("cbranchdi4"): Likewise.
3587 ("cstoredi4"): Likewise.
3588 ("movsicc"): Likewise.
3589 ("movsfcc"): Likewise.
3590 ("movdfcc"): Likewise.
3592 2012-05-22 Dimitrios Apostolou <jimis@gmx.net>
3594 * df-scan.c (df_scan_alloc): Round up allocation pools size, reduce
3595 the mw_reg_pool size.
3597 2012-05-22 Paolo Bonzini <bonzini@gnu.org>
3599 PR tree-optimization/53336
3600 * tree-cfg.c (verify_gimple_assign_unary): Allow conversion from
3601 non-integer integral types to offset type and vice versa.
3603 2012-05-22 Alan Modra <amodra@gmail.com>
3605 * config/rs6000/aix.h (FP_SAVE_INLINE, GP_SAVE_INLINE): Delete.
3606 * config/rs6000/darwin.h (FP_SAVE_INLINE, GP_SAVE_INLINE): Delete.
3607 * config/rs6000/sysv4.h (FP_SAVE_INLINE, GP_SAVE_INLINE,
3608 V_SAVE_INLINE): Delete.
3609 * config/rs6000/rs6000.c (V_SAVE_INLINE): Delete.
3610 (rs6000_savres_strategy): Reimplement GP/FP/V_SAVE_INLINE logic.
3611 For ELF targets, use out-of-line restores for -Os and any number
3612 of regs if the restore exits, and out-of-line gp save for two or
3613 more regs. Use save_reg_p to test for holes in reg restore set.
3614 Replace "#if" with "if".
3616 2012-05-22 Alan Modra <amodra@gmail.com>
3618 * config/rs6000/rs6000.c (save_reg_p): New function.
3619 (first_reg_to_save, first_fp_reg_to_save): Use it here.
3620 (first_altivec_reg_to_save, restore_saved_cr): Likewise.
3621 (emit_frame_save): Use gen_frame_store.
3622 (gen_frame_mem_offset): Correct SPE condition requiring reg+reg.
3623 (rs6000_emit_prologue): Use save_reg_p. Use gen_frame_store for
3625 (rs6000_emit_epilogue): Use save_reg_p. Use gen_frame_load for
3626 vrsave, toc, gp and fp restores.
3628 2012-05-22 Alan Modra <amodra@gmail.com>
3630 * config/rs6000/rs6000.c: Delete unnecessary forward declarations.
3631 Move those with ATTRIBUTE_UNUSED to immediately before definitions.
3632 Move function pointer variables after forward declarations.
3633 (rs6000_builtin_support_vector_misalignment): Make static.
3634 (rs6000_legitimate_address_p, rs6000_gimplify_va_arg): Likewise.
3635 (rs6000_function_value, rs6000_can_eliminate): Likewise.
3637 2012-05-21 Bernd Schmidt <bernds@codesourcery.com>
3639 PR rtl-optimization/53373
3640 * caller-save.c (save_call_clobbered_regs): Look into a possible
3641 PARALLEL manually rather than using single_set on a call insn.
3643 2012-05-21 Jakub Jelinek <jakub@redhat.com>
3645 PR tree-optimization/53436
3646 * omp-low.c (omp_build_component_ref): New function.
3647 (build_receiver_ref, build_sender_ref, create_task_copyfn): Use it.
3649 2012-05-21 Uros Bizjak <ubizjak@gmail.com>
3651 * config/i386/i386.c (put_condition_code): Change "reverse" and "fp"
3653 (ix86_print_operand) <case 'O'>: Look at mode size of the operand.
3654 Do not print '.' here. Output operand lossage error for unhandled
3659 <case 'z'>: Hardcode "code" argument into error strings.
3661 <case 'D'>: Merge AVX and non-AVX codes.
3662 <case 'C', case 'c', case 'F', case 'f'>: Merge. Fix error string.
3663 Update call to put_condition_code.
3665 2012-05-21 Andreas Schwab <schwab@linux-m68k.org>
3667 * config/m68k/m68k.md (*clzsi2_cf): Renamed from clzsi2. Call
3669 (clzsi2): New expander.
3670 (*clzsi2_68k): New insn.
3671 * config/m68k/m68k.h: Update comment about CLZ_DEFINED_VALUE_AT_ZERO.
3673 2012-05-21 Aldy Hernandez <aldyh@redhat.com>
3675 * gimple.h (gimple_set_in_transaction): Remove.
3676 (gimple_in_transaction): Look in BB instead.
3677 (gimple_statement_base): Remove in_transaction field.
3678 * basic-block.h (enum bb_flags): Add BB_IN_TRANSACTION.
3679 * trans-mem.c (compute_transaction_bits): Place transaction bit
3680 information into basic blocks.
3682 2012-05-21 Andreas Schwab <schwab@linux-m68k.org>
3684 * expr.c (get_def_for_expr_class): Define only if
3685 HAVE_conditional_move.
3686 (convert_tree_comp_to_rtx): Likewise.
3688 2012-05-21 Uros Bizjak <ubizjak@gmail.com>
3691 * config/i386/i386.md (ffs<mode>2): Generate CCCmode compare
3693 (ffssi2_no_cmove): Ditto.
3694 (*ffs<mode>_1): Remove insn pattern.
3695 (*tzcnt<mode>_1): New insn pattern.
3696 (*bsf<mode>1): Ditto.
3698 2012-05-21 Richard Guenther <rguenther@suse.de>
3700 * tree-dfa.c (add_referenced_var): Do not walk DECL_INITIAL for
3701 more referenced vars.
3702 * tree-ssa-live.c (mark_all_vars_used_1): Only set the used
3703 flag on variables that have a var-annotation.
3705 2012-05-21 Joseph Myers <joseph@codesourcery.com>
3708 * c-typeck.c (build_conditional_expr): Remove C_MAYBE_CONST_EXPR
3709 from folded operands before wrapping another around the
3710 conditional expression.
3712 2012-05-21 Jakub Jelinek <jakub@redhat.com>
3714 PR tree-optimization/53366
3715 * tree-vect-slp.c (vect_supported_load_permutation_p): Don't shortcut
3716 tests if complex_numbers == 2, but there are non-complex number loads
3719 PR tree-optimization/53409
3720 * tree-vect-loop.c (vect_analyze_loop_operations): Don't check
3721 vinfo_for_stmt (op_def_stmt) if op_def_stmt isn't inside loop.
3723 PR tree-optimization/53410
3724 * fold-const.c (fold_binary_loc): Use build_zero_cst (type)
3725 instead of build_int_cst (type, 0) where vector types might be
3726 involved. Instead of build_int_cst (type, 1) convert the original
3727 integer_onep argument to the desired type.
3729 2012-05-21 Michael Matz <matz@suse.de>
3731 * genattrtab.c (attr_rtx_cost): Move earlier, start with cost being 1.
3732 (simplify_test_exp): Handle one more case of distributive law,
3733 decrease cost threshold.
3734 (tests_attr_p, get_attr_order): New functions.
3735 (optimize_attrs): Use topological order, inline only cheap values.
3736 (write_attr_set): Reset our_known_true after some time.
3738 2012-05-21 H.J. Lu <hongjiu.lu@intel.com>
3741 * config/i386/i386.c (type_natural_mode): Warn passing SSE
3742 vector argument without SSE enabled changes the ABI.
3744 2012-05-21 Richard Guenther <rguenther@suse.de>
3746 PR tree-optimization/53408
3747 * tree-vect-loop.c (vectorizable_induction): Properly check
3748 the restriction that we cannot handle induction results from
3749 the inner loop outside of the outer loop.
3751 2012-05-21 H.J. Lu <hongjiu.lu@intel.com>
3754 * config/i386/i386.md (UNSPEC_RDRAND): Renamed to ...
3755 (UNSPECV_RDRAND): This.
3756 (rdrand<mode>_1): Updated.
3758 2012-05-21 Richard Guenther <rguenther@suse.de>
3760 * tree-loop-distribution.c (can_generate_builtin): Reject
3763 2012-05-21 Chung-Lin Tang <cltang@codesourcery.com>
3765 * Makefile.in (options.c): Add options.h to included header
3768 2012-05-21 Razya Ladelsky <razya@il.ibm.com>
3770 * tree-parloops.c : Add myself to contributors, update
3771 TODO list, add link to wiki.
3773 2012-05-21 Alan Modra <amodra@gmail.com>
3775 * config/rs6000/predicates.md (input_operand): Don't match
3776 constant pool addresses. Remove label_ref, high and plus from
3777 match_code list. Remove redundant CONSTANT_P test.
3778 (splat_input_operand): Similarly update match_code list.
3779 (small_toc_ref): New predicate.
3780 * config/rs6000/rs6000-protos.h (toc_relative_expr_p): Update prototype.
3781 * config/rs6000/rs6000.c (tocrel_base, tocrel_offset): Make const.
3782 (legitimate_constant_pool_address_p): Move TARGET_TOC test and
3783 register checks to..
3784 (toc_relative_expr_p): ..here. Add "strict" param. Match new rtl
3785 generated by create_TOC_reference.
3786 (rs6000_legitimize_address): Update cerate_TOC_reference call.
3787 (rs6000_delegitimize_address): Handle new rtl for toc refs.
3788 (rs6000_cannot_force_const_mem, rs6000_find_base_term): Likewise.
3789 (use_toc_relative_ref): New function, split out from..
3790 (rs6000_emit_move): ..here. Remove redundant tests. Update
3791 create_TOC_reference calls.
3792 (rs6000_legitimize_reload_address): Formatting. Handle splitting
3793 of medium/large model toc addresses. Use use_toc_relative_ref.
3794 (print_operand): Formatting, style. Adjust for toc changes.
3795 (print_operand_address): Likewise.
3796 (rs6000_output_addr_const_extra): Likewise.
3797 (create_TOC_reference): Put TOC_REGISTER in UNSPEC_TOCREL rather
3798 than a PLUS. Use this formulation for both high and low part
3799 of -mcmodel=medium/large toc reference too. Before reload,
3800 always use the small model formulation.
3801 * config/rs6000/rs6000.md (tls_gd, tls_gd_high): Similarly avoid
3802 a PLUS in high part of addresses here.
3803 (tls_ld, tls_ld_high, tls_got_dtprel, tls_got_dtprel_high): Likewise.
3804 (tls_got_tprel, tls_got_tprel_high, largetoc_high): Likewise.
3805 (largetoc_high, largetoc_low): Move earlier. Cope when no
3807 (largetoc_high_plus): New insn.
3808 (movsi_internal1, movsi_internal1_single, movsf_softfloat,
3809 movdi_mfpgpr, movdi_internal64): Don't handle 'R' constraint here..
3810 (tocref): ..instead do so here, new insn and split.
3812 2012-05-20 H.J. Lu <hongjiu.lu@intel.com>
3814 * config/i386/driver-i386.c (host_detect_local_cpu): Support
3815 RDRND, F16C and FSGSBASE.
3817 2012-05-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3819 PR rtl-optimzation/53373
3820 * config/pa/pa.md (call_symref_pic): Don't expose PIC register save in
3821 call pattern. Update split patterns.
3822 (call_symref_64bit, call_reg_pic, call_reg_64bit, call_val_symref_pic,
3823 call_val_symref_64bit, call_val_reg_pic, call_val_reg_64bit): Likewise.
3825 2012-05-20 Razya Ladelsky <razya@il.ibm.com>
3827 * tree-parloops.c (gen_parallel_loop): Change many_iterations_cond
3830 2012-05-18 Jan Hubicka <jh@suse.cz>
3832 * cgraphunit.c (handle_alias_pairs): Declare; free alias_pairs
3833 (cgraph_process_new_functions): Process also aliases.
3834 * lto-streamer-out.c (struct sets): Remove.
3835 (trivally_defined_alias): Remove.
3836 (output_alias_pair_p): Remove.
3837 (output_unreferenced_globals): Remove.
3838 (produce_symtab); Do not handle alias pairs.
3839 (produce_asm_for_decls): Likewise.
3840 * lto-streamer-in.c (input_alias_pairs): Remove.
3841 (lto_read_body): Do not input alias pairs.
3842 (lto_input_constructors_and_inits): Remove.
3844 2012-05-18 Jan Hubicka <jh@suse.cz>
3846 * cgraphunit.c (handle_alias_pairs): Cleanup; handle all types of
3849 2012-05-18 Jan Hubicka <jh@suse.cz>
3851 * cgraphbuild.c (record_reference): Update.
3852 * lto-cgraph.c (lto_output_varpool_node): External vars
3853 are not in other partition even if they are not output
3854 in current partition.
3855 * gimple-fold.c (can_refer_decl_in_current_unit_p): Take FROM_DECL
3857 (canonicalize_constructor_val): Take FROM_DECL argument.
3858 (fold_ctor_reference, fold_string_cst_ctor_reference,
3859 fold_array_ctor_reference, fold_nonarray_ctor_reference,
3860 fold_ctor_reference): Likewise.
3861 (fold_const_aggregate_ref_1, gimple_get_virt_method_for_binfo): Update.
3862 * gimple.h (gimple_fold_builtin): Likewise.
3864 2012-05-18 Olivier Hainque <hainque@adacore.com>
3866 * Makefile.in (FLAGS_TO_PASS): Pass $(libexecsubdir) instead of
3867 $(libsubdir) as libexecsubdir.
3869 2012-05-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3871 * config/rs6000/rs6000.c (print_operand): Revise code that unsafely
3872 relied on signed overflow behavior.
3874 2012-05-18 Richard Guenther <rguenther@suse.de>
3876 PR tree-optimization/53346
3877 * tree-loop-distribution.c (ldist_gen): Make sure to apply
3878 builtin transform even when only a single partition with
3879 all reads/writes exists.
3881 2012-05-18 Richard Guenther <rguenther@suse.de>
3883 PR tree-optimization/53390
3884 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Ignore
3887 2012-05-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3889 * tree-ssa-reassoc.c (bip_map): Remove decl.
3890 (completely_remove_stmt): Remove function.
3891 (remove_def_if_absorbed_call): Remove function.
3892 (remove_visited_stmt_chain): Remove __builtin_powi handling.
3893 (possibly_move_powi): Remove function.
3894 (rewrite_expr_tree): Remove calls to possibly_move_powi.
3895 (rewrite_expr_tree_parallel): Likewise.
3896 (attempt_builtin_powi): Build multiplies explicitly rather than
3897 relying on the ops vector and rank system.
3898 (transform_stmt_to_copy): New function.
3899 (transform_stmt_to_multiply): Likewise.
3900 (reassociate_bb): Handle leftover operations after __builtin_powi
3901 optimization; build a final multiply if necessary.
3903 2012-05-18 Jan Hubicka <jh@suse.cz>
3905 * cgraphunit.c (varpool_finalize_decl): Allow external decls.
3906 (mark_functions_to_output): Fix sanity check.
3907 * ipa.c (function_and_variable_visibility): Remove TREE_STATIC check.
3909 2012-05-18 Richard Guenther <rguenther@suse.de>
3911 * tree-flow.h (mark_symbols_for_renaming): Remove.
3912 * tree-dfa.c (mark_symbols_for_renaming): Likewise.
3913 * tree-inline.c (copy_edges_for_bb): Do not mark symbols for renaming.
3914 (copy_debug_stmt): Likewise.
3915 (expand_call_inline): Likewise.
3916 (declare_return_variable): Mark the return variable for renaming
3919 2012-05-18 Andrew Stubbs <ams@codesourcery.com>
3921 * config/arm/arm-protos.h (arm_emit_coreregs_64bit_shift): New
3923 * config/arm/arm.c (arm_emit_coreregs_64bit_shift): New function.
3924 * config/arm/arm.md (ashldi3): Use arm_emit_coreregs_64bit_shift.
3925 (ashrdi3,lshrdi3): Likewise.
3926 (arm_cond_branch): Remove '*' to enable gen_arm_cond_branch.
3928 2012-05-18 Meador Inge <meadori@codesourcery.com>
3930 PR rtl-optimization/53352
3931 * cse.c (equiv_constant): Ignore paradoxical subregs.
3933 2012-05-17 Steven Bosscher <steven@gcc.gnu.org>
3935 PR rtl-optimization/53125
3936 * regstat.c (regstat_bb_compute_ri): Take new local_live_last_luid
3937 argument. Simplify calculation of REG_LIVE_LENGTH for regnos that
3938 die in the basic block. Correctly top off REG_FREQ and
3939 REG_FREQ_CALLS_CROSSED.
3941 (regstat_compute_ri): Allocate and free local_live_last_luid.
3943 (regstat_bb_compute_calls_crossed): Correctly top off
3944 REG_FREQ_CALLS_CROSSED.
3946 2012-05-17 Jan Hubicka <jh@suse.cz>
3948 * lto-symtab.c (lto_symtab_resolve_symbols): Preffer decl with
3949 constructor over decl without.
3950 * cgraph.c (cgraph_remove_node): Clear also body of unanalyzed nodes.
3951 * cgraph.h (varpool_can_remove_if_no_refs): Handle external correctly.
3952 * cgraphunit.c (process_function_and_variable_attributes): Finalize
3954 (mark_functions_to_output): Also accept bodies for functions with
3956 (output_in_order): Skip external vars.
3957 * lto-cgraph.c (lto_output_node): External functions are never in other
3959 (lto_output_varpool_node): Likewise.
3960 * lto-streamer-out.c (lto_write_tree): Always use error_mark_nodes for
3961 forgotten initializers.
3962 * ipa.c (process_references): Handle external vars.
3963 (symtab_remove_unreachable_nodes): Update to handle external vars.
3964 (varpool_externally_visible_p): External vars are externally visible.
3965 * gimple-fold.c (can_refer_decl_in_current_unit_p): Update.
3966 * varpool.c (varpool_remove_node): Remove constructor.
3967 (decide_is_variable_needed): Handle externals.
3968 (varpool_remove_unreferenced_decls): Likewise.
3970 2012-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
3972 * opts.c (common_handle_option): -pedantic-errors enables -Wpedantic.
3973 (enable_warning_as_error): Do not special case Wuninitialized.
3974 * optc-gen.awk: Add sanity checks.
3976 2012-05-17 Jan Hubicka <jh@suse.cz>
3978 * ipa-reference.c (is_proper_for_analysis): Do not check flags
3979 that might change as result of global optimization.
3980 (analyze_function): Do not check analyzed and externally_visible
3981 flags; be happy about address dereferences.
3982 (propagate): Prune all_module_statics so it really contains just
3983 statics; prune all the local summaries.
3984 (ipa_reference_write_optimization_summary): Simplify.
3986 2012-05-17 Kwok Cheung Yeung <kcy@codesourcery.com>
3988 * config/m68k/m68k-devices.def: Add 51ag, 51je, 51jf, 51jg, 51mm, 51qm.
3989 * config/m68k/m68k-tables.opt: Regenerated.
3990 * doc/invoke.texi (M680x0 Options): Document.
3992 2012-05-16 Dave Boutcher <daveboutcher@gmail.com>
3993 Patrick Marlier <patrick.marlier@gmail.com>
3995 * trans-mem.c (ipa_tm_transform_clone): Transform functions with
3998 2012-05-16 H.J. Lu <hongjiu.lu@intel.com>
4000 * configure: Regenerated.
4002 2012-05-16 Andrew Pinski <apinski@cavium.com>
4004 * gimple-fold.c (get_maxval_strlen): Move COND_EXPR handling under
4007 2012-05-16 David S. Miller <davem@davemloft.net>
4009 * jump.c (delete_related_insns): If we remove a CALL, make sure
4010 we delete it's NOTE_INSN_CALL_ARG_LOCATION note too.
4012 2012-05-16 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4014 PR tree-optimization/53217
4015 * tree-ssa-reassoc.c (bip_map): New static variable.
4016 (possibly_move_powi): Move feeding multiplies with __builtin_powi call.
4017 (attempt_builtin_powi): Save feeding multiplies on a stack.
4018 (reassociate_bb): Create and destroy bip_map.
4020 2012-05-16 Olivier Hainque <hainque@adacore.com>
4022 * Makefile.in (install-no-fixedincludes): New target, former toplevel
4023 gcc-no-fixedincludes. Stash "include-fixed" in addition to "include".
4024 Add comments and improve stamp preservation across the whole sequence.
4025 (stmp-int-hdrs): Use move-if-change + cp -p to setup fix_dir/limits.h.
4027 2012-05-16 Richard Guenther <rguenther@suse.de>
4029 * tree-inline.c (insert_init_stmt): Do not call
4030 mark_symbols_for_renaming.
4031 (setup_one_parameter): Avoid initializing unused parameters.
4032 (declare_return_variable): Properly handle DECL_BY_REFERENCE
4033 return vars in SSA form.
4035 2012-05-16 Richard Guenther <rguenther@suse.de>
4037 * tree-flow.h (get_virtual_var): Remove.
4038 * tree-dfa.c (get_virtual_var): Likewise.
4040 2012-05-16 Richard Guenther <rguenther@suse.de>
4042 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1):
4043 Remove set-only bitmap of new names.
4044 (slpeel_tree_peel_loop_to_edge): Likewise. Do not set
4046 * tree-flow.h (ssa_names_to_replace): Remove.
4047 * tree-into-ssa.c (ssa_names_to_replace): Likewise.
4049 2012-05-16 Richard Guenther <rguenther@suse.de>
4051 PR tree-optimization/53364
4052 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Properly
4053 detect a view-conversion of the decl.
4055 2012-05-16 Dodji Seketeli <dodji@redhat.com>
4057 PR preprocessor/7263
4058 * c-tree.h (enum c_declspec_word): Declare new enum.
4059 (struct c_declspecs::locations): New member.
4060 (declspecs_add_qual, declspecs_add_scspec)
4061 (declspecs_add_addrspace, declspecs_add_alignas): Take a new
4063 * c-decl.c (build_null_declspecs): Initialize the new struct
4064 c_declspecs::locations member.
4065 (declspecs_add_addrspace): Take a location parameter for the
4066 address space. Store it onto declaration specifiers.
4067 (declspecs_add_qual): Likewise, take a location parameter for the
4069 (declspecs_add_type): Likewise, take a location parameter for the
4071 (declspecs_add_scspec): Likewise, take a location parameter for
4072 the storage class specifier.
4073 (declspecs_add_attrs): Likewise, take a location parameter for the
4075 (declspecs_add_alignas): Likewise, take a location parameter for
4077 (finish_declspecs): For diagnostics, use the location of the
4078 relevant declspec, instead of the global input_location.
4079 * c-parser.c (c_parser_parameter_declaration): Pass the precise
4080 virtual location of the declspec to the declspecs-setters.
4081 (c_parser_declspecs): Likewise. Avoid calling c_parser_peek_token
4084 2012-05-16 Igor Zamyatin <igor.zamyatin@intel.com>
4086 * configure.ac: Stack protector enabling for Android targets.
4087 * configure: Regenerate.
4089 2012-05-16 Richard Sandiford <r.sandiford@uk.ibm.com>
4091 * ira.c (pseudo_move_insn): Delete.
4092 (find_moveable_pseudos): Don't set it.
4093 (move_unallocated_pseudos): Use DF_REG_DEF_CHAIN to find
4094 the definitions of the original pseudo. Delete all of them.
4096 2012-05-16 Olivier Hainque <hainque@adacore.com>
4098 * config/rs6000/rs6000-opts.h (enum processor_type): Add
4100 * config/rs6000/rs6000-cpus.def: Reference it for cpu="8548".
4101 * config/rs6000/rs6000.md (cpu attribute definition): Add ppc8548.
4102 * config/rs6000/8540.md: indicate that the units/patterns apply to
4105 * config/rs6000/rs6000.c (rs6000_option_override_internal): Rename
4106 default_cpu into implicit_cpu, conveying what --with-cpu was passed at
4107 configure time. Treat implicit_cpu as have_CPU. Pick defaults for SPE
4108 related flags, check that what is queried is supported by the selected
4109 configuration. Rework the single/double_float and MASK_STRING resets to
4110 hit for all the E500 cores (854x + E500MC variants). Select the ppc8540
4111 costs for PROCESSOR_PPC8548 as well.
4112 (rs6000_issue_rate): case CPU_PPC8548 together with CPU_PPC8540.
4113 (rs6000_use_sched_lookahead): Likewise, rewriting function as a case
4114 statement instead of a sequence of ifs.
4116 * config/rs6000/rs6000.h (TARGET_E500): Remove.
4117 (TARGET_NO_LWSYNC): Adjust accordingly.
4118 * config/rs6000/e500.h (TARGET_E500): Remove.
4119 (CHECK_E500_OPTIONS): Adjust accordingly.
4120 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove.
4121 (TARGET_DEFAULT): Reformat definition to match the one in linuxspe.h.
4122 * config/rs6000/linuxspe.h: Likewise.
4123 * config/rs6000/vxworks.h: Remove bogus TARGET_E500 overrides and
4124 superfluous comments.
4125 * config/rs6000/e500-double.h: Remove.
4127 * config.gcc (pick a default with_cpu): For powerpc*-*-*spe*,
4128 default to with_cpu=8548 if --enable-e500-double, and to 8540
4130 (set misc flags section): For powerpc*|rs6000*, remove inclusion
4131 of e500-double.h for --enable-e500-double.
4133 2012-05-16 Olivier Hainque <hainque@adacore.com>
4135 * Makefile.in (s-header-vars): Resort to -n instead of trailing
4136 -e d in sed invocation.
4138 2012-05-16 Hans-Peter Nilsson <hp@axis.com>
4140 * doc/tm.texi.in (Type Layout) <SIZE_TYPE>: Update reference to
4142 * doc/tm.texi: Regenerate.
4144 2012-05-15 Paolo Carlini <paolo.carlini@oracle.com>
4146 * tree.h (EXPR_LOCATION): Use CAN_HAVE_LOCATION_P.
4148 2012-05-15 Jakub Jelinek <jakub@redhat.com>
4151 * config/i386/i386.md (*addqi_2 peephole with QImode addition): Check
4152 that operands[2] is either immediate, or q_regs_operand.
4154 2012-05-15 Richard Guenther <rguenther@suse.de>
4156 * cgraphunit.c (thunk_adjust): Use make_rename_temp.
4157 (assemble_thunk): Likewise. Manually rename and register
4160 2012-05-15 Richard Guenther <rguenther@suse.de>
4162 PR tree-optimization/53355
4163 * tree-vrp.c (extract_range_from_binary_expr_1): Handle LSHIFT_EXPRs
4166 2012-05-15 Tristan Gingold <gingold@adacore.com>
4168 * tree-ssa-strlen.c (get_string_length): Convert lhs if needed.
4170 2012-05-15 Richard Guenther <rguenther@suse.de>
4172 * gimple.c (gimple_set_modified): Move ...
4173 * gimple.h (gimple_set_modified): ... here.
4175 2012-05-15 Tristan Gingold <gingold@adacore.com>
4177 * ira-color.c (move_spill_restore): Add a guard.
4179 2012-05-15 Tristan Gingold <gingold@adacore.com>
4181 * config/ia64/ia64.c (ia64_emit_probe_stack_range): Adjust calls to
4184 2012-05-15 Eric Botcazou <ebotcazou@adacore.com>
4186 * gimplify.c (gimplify_init_constructor): Do a block move for very
4187 small objects as well.
4189 2012-05-15 Bernd Schmidt <bernds@codesourcery.com>
4191 * ira.c (find_moveable_pseudos): Skip registers whose
4192 DF_REG_EQ_USE_COUNT is nonzero.
4194 2012-05-15 Kenneth Zadeck <zadeck@naturalbridge.com>
4196 * doc/md.texi (fma): Define to only be applicable for single rounding.
4198 2012-05-14 Uros Bizjak <ubizjak@gmail.com>
4201 * config/i386/i386.c (ix86_expand_special_args_builtin): Always
4202 generate target register for "load" class builtins.
4205 2010-10-22 Uros Bizjak <ubizjak@gmail.com>
4208 * config/i386/sse.md (*avx_movu<ssemodesuffix><avxmodesuffix>):
4209 Rename from avx_movu<ssemodesuffix><avxmodesuffix>.
4210 (avx_movu<ssemodesuffix><avxmodesuffix>): New expander.
4211 (*<sse>_movu<ssemodesuffix>): Rename from <sse>_movu<ssemodesuffix>.
4212 (<sse>_movu<ssemodesuffix>): New expander.
4213 (*avx_movdqu<avxmodesuffix>): Rename from avx_movdqu<avxmodesuffix>.
4214 (avx_movdqu<avxmodesuffix>): New expander.
4215 (*sse2_movdqu): Rename from sse2_movdqu.
4216 (sse2_movdqu): New expander.
4218 2012-05-14 Marc Glisse <marc.glisse@inria.fr>
4221 * config/i386/i386.c (ix86_expand_vec_perm_const): Move code to ...
4222 (canonicalize_perm): ... new function.
4223 (expand_vec_perm_2vperm2f128_vshuf): New function.
4224 (ix86_expand_vec_perm_const_1): Call it.
4226 2012-05-14 Andrew Pinski <apinski@cavium.com>
4227 H.J. Lu <hongjiu.lu@intel.com>
4228 Jakub Jelinek <jakub@redhat.com>
4231 * config/i386/i386.md (xbegin_1): Use + in constraint and match_dup.
4234 2012-05-14 Jakub Jelinek <jakub@redhat.com>
4236 * dwarf2out.c (dwarf2out_define, dwarf2out_undef): Treat
4237 lineno 1 the same as lineno 0 before first start file directive.
4238 (optimize_macinfo_range): Likewise.
4240 * dwarf2out.c (have_macinfo): Define.
4241 (dwarf2out_finish): Don't emit DW_AT_GNU_macros or DW_AT_macro_info
4242 attribute, don't force empty compilation unit and don't emit any
4243 .debug_macinfo/.debug_macro section if macinfo_table is empty.
4245 2012-05-14 Georg-Johann Lay <avr@gjlay.de>
4248 * config/avr/avr.c (avr_const_address_lo16): Remove.
4249 (avr_assemble_integer): Print ".byte lo8(x)",
4250 ".byte hi8(x)", ".byte hh8(x)" instead of emit an assembler
4251 .warning if 3-byte address is assembled.
4252 * doc/extend.texi (AVR Named Address Spaces): Document that
4253 binutils 2.23 is needed to assemble 3-byte addresses.
4255 2012-05-14 Richard Guenther <rguenther@suse.de>
4257 * tree-vect-data-refs.c (vect_setup_realignment): Remove
4258 call to mark_symbols_for_renaming.
4259 (vect_permute_load_chain): Likewise.
4260 * tree-vect-loop.c (vect_is_slp_reduction): Update stmt
4261 instead of calling mark_symbols_for_renaming.
4262 * tree-vect-stmts.c (read_vector_array): Remove call to
4263 mark_symbols_for_renaming.
4264 (write_vector_array): Likewise.
4265 (vectorizable_call): Likewise.
4266 (vectorizable_store): Likewise.
4267 (vectorizable_load): Likewise.
4268 * matrix-reorg.c (transform_allocation_sites): Likewise.
4269 * tree-ssa-pre.c (create_expression_by_pieces): Likewise.
4270 (create_expression_by_pieces): Likewise.
4272 2012-05-14 Richard Guenther <rguenther@suse.de>
4274 * gimplify.c (gimple_regimplify_operands): Only mark the LHS
4275 of statements for renaming.
4276 (force_gimple_operand_1): Likewise, consistently for both
4277 calls to force_gimple_operand and force_gimple_operand_gsi.
4279 2012-05-14 Richard Guenther <rguenther@suse.de>
4281 * tree-dfa.c (make_rename_temp): Be forgiving if not in SSA form.
4282 * omp-low.c (expand_omp_taskreg): Properly conditionalize call
4284 (expand_omp_for): Likewise.
4285 (expand_omp_for_generic): Adjust conditional add to referenced vars.
4286 Use make_rename_temp for temporaries that should be rewritten into
4288 (expand_omp_for_static_nochunk): Likewise.
4289 (expand_omp_atomic_pipeline): Likewise.
4291 2012-05-14 Richard Guenther <rguenther@suse.de>
4293 PR tree-optimization/53331
4294 * tree-vect-data-refs.c (vect_verify_datarefs_alignment): Ignore
4296 * tree-vect-stmts.c (vect_model_load_cost): Handle strided loads.
4298 2012-05-14 Manuel López-Ibáñez <manu@gcc.gnu.org>
4301 * doc/options.texi: (LangEnabledBy): Document it.
4302 * optc-gen.awk: Handle LangEnabledBy.
4303 * opth-gen.awk: Generate declaration for lang-specific functions.
4304 * opt-read.awk: Record lang numbers.
4305 * opt-functions.awk (flag_set_p): Ignore the arguments of flags.
4306 (lang_sanitized_name): New.
4308 2012-05-14 Bernd Schmidt <bernds@codesourcery.com>
4310 * attribs.c (decl_attributes): Avoid emitting a warning if
4312 * doc/rtl.texi (CALL_INSN_FUNCTION_USAGE): Use lowercase for rtx
4313 codes. Document meaning of sets inside CALL_INSN_FUNCTION_USAGE.
4314 * builtin-attrs.def (DEF_ATTR_FOR_STRING): Define. Use it to
4315 define a string "1".
4316 (ATTR_RET1_NOTHROW_NONNULL_LEAF): New attr definition.
4317 * builtins.def (BUILT_IN_MEMCPY, BUILT_IN_MEMMOVE, BUILT_IN_MEMSET,
4318 BUILT_IN_STRCPY): Use it for these functions.
4319 * postreload.c (reload_combine): Deal with SETs inside
4320 CALL_INSN_FUNCTION_USAGE.
4321 * caller-save.c (setup_save_areas, save_call_clobbered_regs):
4322 Look for REG_RETURNED notes and use a cheap restore if possible.
4323 * ira-int.h (struct ira_allocno): New member cheap_calls_crossed_num.
4324 (ALLOCNO_CHEAP_CALLS_CROSSED_NUM): New macro.
4325 * ira-build.c (ira_create_allocno, create_cap_allocno,
4326 propagate_allocno_info, propagate_some_info_from_allocno,
4327 copy_info_to_removed_store_destination, ira_flattening): Handle it.
4328 * ira-lives.c (pseudo_regno_single_word_and_live_p,
4329 find_call_crossed_cheap_reg): New static functions.
4330 (process_bb_node_lives): Look for SETs in CALL_INSN_FUNCTION_USAGE,
4331 and set ALLOCNO_CHEAP_CALLS_CROSSED_NUM if possible. Also make
4332 a REG_RETURNED note in that case.
4333 * ira.c (setup_reg_renumber): Change assert to allow cases where
4334 allocnos only cross calls for which they are cheap to restore.
4335 * ira-costs.c (ira_tune_allocno_costs): Compare
4336 ALLOCNO_CALLS_CROSSED_NUM to ALLOCNO_CHEAP_CALLS_CROSSED_NUM rather
4338 * reg-notes.def (REG_RETURNED): New note.
4339 * cse.c (cse_insn): Likewise.
4340 * sched-deps.c (sched_analyze_insn): Likewise.
4341 * expr.c (init_block_move_fn): Set a "fn spec" attribute.
4342 * calls.c (decl_return_flags): New static function.
4343 (expand_call): Generate a SET in CALL_INSN_FUNCTION_USAGE for
4344 functions that return one of their arguments.
4345 * regcprop.c (struct kill_set_value_data): New.
4346 (kill_set_value): Interpret data as a pointer to such a struct.
4347 Do nothing if the caller wants the register to be ignored.
4348 (copyprop_hardreg_forward_1): Handle SETs in CALL_INSN_FUNCTION_USAGE.
4350 2012-05-14 Richard Guenther <rguenther@suse.de>
4352 PR tree-optimization/53340
4353 * tree-ssa-pre.c (op_valid_in_sets): Fix error in last commit.
4355 2012-05-14 Richard Guenther <rguenther@suse.de>
4357 * gimplify.c (gimplify_expr): Remove odd code.
4359 2012-05-14 Eric Botcazou <ebotcazou@adacore.com>
4361 * stor-layout.c (bit_from_pos): Distribute conversion to bitsizetype
4362 into a PLUS_EXPR byte offset.
4364 * tree-ssa-pre.c (can_value_number_call): Delete.
4365 (compute_avail): Skip all statements with side effects.
4366 <GIMPLE_CALL>: Skip calls to internal functions.
4368 2012-05-13 Steven Bosscher <steven@gcc.gnu.org>
4370 * config/pa/pa.md: Use define_c_enum for "unspec" and "unspecv".
4372 2012-05-13 Manuel López-Ibáñez <manu@gcc.gnu.org>
4374 * common.opt (Wtype-limits): Use EnabledBy.
4376 2012-05-13 Uros Bizjak <ubizjak@gmail.com>
4378 * config/i386/i386.md (*pushtf): Enable for TARGET_SSE.
4379 (pushtf splitter): Ditto.
4381 (*movtf_internal): Ditto. Use V4SFmode for !TARGET_SSE2.
4382 (<code>tf2): Enable for TARGET_SSE.
4383 (*absnegtf2_sse): Ditto.
4384 (copysign<mode>3): Enable TFmode for TARGET_SSE.
4385 (copysign<mode>3_const): Ditto.
4386 (copysign<mode>3_var): Ditto.
4387 * config/i386/sse.md (<code>tf3): Enable for TARGET_SSE.
4388 (*andnottf3): Ditto. Use V4SFmode for !TARGET_SSE2.
4389 (*<code>tf3): Ditto.
4390 * config/i386/i386.c (struct builtin_description bdesc_args)
4391 <IX86_BUILTIN_FABSQ>: Enable for TARGET_SSE.
4392 <IX86_BUILTIN_COPYSIGNQ>: Ditto.
4393 (ix86_expand_builtin) <IX86_BUILTIN_FABSQ, IX86_BUILTIN_COPYSIGNQ>:
4394 Emit a normal call if SSE isn't available.
4396 2012-05-13 Uros Bizjak <ubizjak@gmail.com>
4398 * config/i386/sse.md (<sse>_andnot<mode>3): Handle
4399 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL.
4400 (<code><mode>3): Ditto.
4401 (*andnot<mode>3): Ditto.
4402 (*andnottf3): Ditto.
4403 (*<code><mode>3): Ditto.
4406 2012-05-13 Manuel López-Ibáñez <manu@gcc.gnu.org>
4408 * optc-gen.awk: Error instead of warning for conflicting help.
4410 2012-05-12 Jason Merrill <jason@redhat.com>
4413 * dwarf2out.c (build_local_stub): Prefer DW_AT_signature for
4416 2012-05-12 Eric Botcazou <ebotcazou@adacore.com>
4418 * function.c (requires_stack_frame_p): If the function can throw
4419 non-call exceptions, return true if the insn can throw internally.
4421 2012-05-12 Paolo Carlini <paolo.carlini@oracle.com>
4423 * doc/generic.texi: Rename TYPE_PTRMEM_P to TYPE_PTRDATAMEM_P.
4425 2012-05-12 Uros Bizjak <ubizjak@gmail.com>
4427 * config/alpha/alpha.c (alpha_emit_conditional_branch): Handle
4428 ORDERED and UNORDERED conditions.
4430 2012-05-11 Richard Guenther <rguenther@suse.de>
4432 * tree-flow.h (referenced_var_check_and_insert): Remove.
4433 (find_new_referenced_vars): Likewise.
4434 * tree-dfa.c (referenced_var_check_and_insert): Make static.
4435 (find_new_referenced_vars_1, find_new_referenced_vars): Remove.
4436 * tree-inline.c (copy_bb): Use find_referenced_vars_in
4437 instead of find_new_referenced_vars.
4438 * gimple-fold.c (gimplify_and_update_call_from_tree): Likewise.
4440 2012-05-11 Richard Guenther <rguenther@suse.de>
4442 * tree-pass.h (pass_rest_of_compilation,
4443 pass_all_optimizations, pass_postreload, pass_all_early_optimizations):
4445 * passes.c (pass_all_optimizations, pass_postreload,
4446 pass_all_early_optimizations): Make static.
4447 (pass_rest_of_compilation): Likewise. Make it an RTL_PASS.
4448 * tree-phinodes.c (init_phinodes, fini_phinodes): Remove.
4449 * tree-ssa.c (init_tree_ssa): Do not call init_phinodes.
4450 (delete_tree_ssa): Do not call fini_phinodes.
4451 * tree-flow.h (init_phinodes, fini_phinodes): Remove.
4453 2012-05-11 Manuel López-Ibáñez <manu@gcc.gnu.org>
4456 * doc/options.texi (EnabledBy): Document
4457 * opts.c: Include opts.h and options.h before tm.h.
4458 (finish_options): Do not handle some sub-options here...
4459 (common_handle_option): ... instead call common_handle_option_auto
4461 * optc-gen.awk: Handle EnabledBy.
4462 * opth-gen.awk: Declare common_handle_option_auto.
4463 * common.opt (Wuninitialized): Use EnabledBy. Delete Init.
4464 (Wmaybe-uninitialized): Likewise.
4465 (Wunused-but-set-variable): Likewise.
4466 (Wunused-function): Likewise.
4467 (Wunused-label): Likewise.
4468 (Wunused-value): Likewise.
4469 (Wunused-variable): Likewise.
4470 * opt-read.awk: Create opt_numbers array.
4472 2012-05-11 Richard Guenther <rguenther@suse.de>
4474 PR tree-optimization/53295
4475 * tree-data-ref.h (stride_of_unit_type_p): Handle non-constant
4477 * tree-data-ref.c (dr_analyze_innermost): Allow non-constant
4478 strides when analyzing data-references in a loop context.
4479 * tree-vect-data-refs.c (vect_mark_for_runtime_alias_test): Reject
4480 non-constant strides for now.
4481 (vect_enhance_data_refs_alignment): Ignore data references
4482 that are strided loads.
4483 (vect_analyze_data_ref_access): Handle non-constant strides.
4484 (vect_check_strided_load): Verify the data-reference is a load.
4485 (vect_analyze_data_refs): Restructure to make strided load
4486 support not dependent on gather support.
4487 * tree-vect-stmts.c (vectorizable_load): Avoid useless work
4488 when doing strided or gather loads.
4489 * tree-vect-loop-manip.c (vect_vfa_segment_size): Use
4490 integer_zerop to compare stride with zero.
4492 2012-05-11 H.J. Lu <hongjiu.lu@intel.com>
4494 * config/i386/driver-i386.c (host_detect_local_cpu): Support RTM.
4496 2012-05-11 Jan Hubicka <jh@suse.cz>
4499 * varpool.c (varpool_assemble_decl): Also output constat pool entries
4500 that output_constant_pool missed.
4502 2012-05-11 Mingjie Xing <mingjie.xing@gmail.com>
4504 * config/mips/t-vxworks: Change MUTLILIB_EXTRA_OPTS to
4505 MULTILIB_EXTRA_OPTS.
4507 2012-05-11 Uros Bizjak <ubizjak@gmail.com>
4510 * config/i386/i386.md (xtest): Use NE condition in ix86_expand_setcc.
4512 2012-05-11 Uros Bizjak <ubizjak@gmail.com>
4514 * config/i386/i386.md (*movti_internal_rex64): Avoid MOVAPS size
4515 optimization for TARGET_AVX.
4516 (*movti_internal_sse): Ditto.
4517 (*movdi_internal_rex64): Handle TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL.
4518 (*movdi_internal): Ditto.
4519 (*movsi_internal): Ditto.
4520 (*movtf_internal): Avoid MOVAPS size optimization for TARGET_AVX.
4521 (*movdf_internal_rex64): Ditto.
4522 (*movfd_internal): Ditto.
4523 (*movsf_internal): Ditto.
4524 * config/i386/sse.md (mov<mode>): Handle TARGET_SSE_LOAD0_BY_PXOR.
4526 2012-05-10 Eric Botcazou <ebotcazou@adacore.com>
4528 * dwarf2out.c (add_byte_size_attribute) <RECORD_TYPE>: Handle variable
4529 reference as size attribute.
4531 2012-05-10 Eric Botcazou <ebotcazou@adacore.com>
4532 Tristan Gingold <gingold@adacore.com>
4534 * doc/md.texi (Standard Names): Document probe_stack_address.
4535 * explow.c (emit_stack_probe): Handle probe_stack_address.
4536 * config/ia64/ia64.md (UNSPECV_PROBE_STACK_ADDRESS): New constant.
4537 (UNSPECV_PROBE_STACK_RANGE): Likewise.
4538 (probe_stack_address): New insn.
4539 (probe_stack_range): Likewise.
4540 * config/ia64/ia64.c: Include common/common-target.h.
4541 (ia64_compute_frame_size): Mark r2 and r3 as used if static stack
4542 checking is enabled.
4543 (ia64_emit_probe_stack_range): New function.
4544 (output_probe_stack_range): Likewise.
4545 (ia64_expand_prologue): Invoke ia64_emit_probe_stack_range if static
4546 builtin stack checking is enabled.
4547 (rtx_needs_barrier) <UNSPEC_VOLATILE>: Handle UNSPECV_PROBE_STACK_RANGE
4548 and UNSPECV_PROBE_STACK_ADDRESS.
4549 (unknown_for_bundling_p): New predicate.
4550 (group_barrier_needed): Use important_for_bundling_p.
4551 (ia64_dfa_new_cycle): Use unknown_for_bundling_p.
4552 (issue_nops_and_insn): Likewise.
4553 (bundling): Likewise.
4554 (final_emit_insn_group_barriers): Likewise.
4555 * config/ia64/ia64-protos.h (output_probe_stack_range): Declare.
4556 * config/ia64/hpux.h (STACK_CHECK_STATIC_BUILTIN): Define.
4557 (STACK_CHECK_PROTECT): Likewise.
4558 * config/ia64/linux.h (STACK_CHECK_STATIC_BUILTIN): Likewise.
4560 2012-05-10 Jan Hubicka <jh@suse.cz>
4562 * ipa-inline.c (update_all_callee_keys): Remove.
4563 (inline_small_functions): Simplify priority updating.
4565 2012-05-10 Jan Hubicka <jh@suse.cz>
4567 * ipa.c (symtab_remove_unreachable_nodes): Fix marking of clones.
4569 2012-05-10 Jan Hubicka <jh@suse.cz>
4571 * cgraph.h (cgraph_remove_unreachable_nodes): Rename to ...
4572 (symtab_remove_unreachable_nodes): ... this one.
4573 * ipa-cp.c (ipcp_driver): Do not remove unreachable nodes.
4574 * cgraphunit.c (ipa_passes): Update.
4575 * cgraphclones.c (cgraph_materialize_all_clones): Update.
4576 * cgraph.c (cgraph_release_function_body): Only turn initial
4577 into error mark when initial was previously set.
4578 * ipa-inline.c (ipa_inline): Update.
4579 * ipa.c: Include ipa-inline.h
4580 (enqueue_cgraph_node, enqueue_varpool_node): Remove.
4581 (enqueue_node): New function.
4582 (process_references): Update.
4583 (symtab_remove_unreachable_nodes): Cleanup.
4584 * passes.c (execute_todo, execute_one_pass): Update.
4586 2012-05-10 Vladimir Makarov <vmakarov@redhat.com>
4588 PR rtl-optimization/53125
4589 * ira.c (ira): Call find_moveable_pseudos and
4590 move_unallocated_pseudos if only ira_conflicts_p is true.
4592 2012-05-10 Uros Bizjak <ubizjak@gmail.com>
4594 * config/i386/i386.md (*movoi_internal_avx): Handle
4595 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL and TARGET_SSE_TYPELESS_STORES.
4596 (*movti_internal_rex64): Handle TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL.
4597 (*movti_internal_sse): Ditto.
4598 (*movtf_internal): Ditto.
4599 * config/i386/sse.md (ssePSmode): New mode attribute.
4600 (*move<mode>_internal): Use ssePSmode.
4601 (*<sse>_movu<ssemodesuffix><avxsizesuffix>): Ditto.
4602 (*<sse2>_movdqu<avxsizesuffix>): Ditto.
4603 * config/i386/i386.c (standard_sse_constant_opcode): Do not handle
4604 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL here.
4606 2012-05-10 Eric Botcazou <ebotcazou@adacore.com>
4608 * gimplify.c (gimplify_decl_expr): For a TYPE_DECL, also gimplify the
4609 DECL_ORIGINAL_TYPE if it is present.
4611 2012-05-10 Nick Clifton <nickc@redhat.com>
4614 * config/m32c/bitops.md (bset_qi): Change operand 2 from having
4615 a "0" constraint to being a (match_dup 0).
4617 2012-05-10 Richard Guenther <rguenther@suse.de>
4619 * stor-layout.c (byte_from_pos): Amend comment.
4621 2012-05-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4623 * doc/extend.texi (X86 Built-in Functions, __builtin_cpu_init):
4624 Document requirement to call in constructors.
4626 * config/i386/i386.c: Update comments for i386-cpuinfo.c name change.
4628 2012-05-10 Richard Guenther <rguenther@suse.de>
4630 * tree.h (TYPE_IS_SIZETYPE): Remove.
4631 * fold-const.c (int_const_binop_1): Remove TYPE_IS_SIZETYPE use.
4632 (extract_muldiv_1): Likewise.
4633 * gimple.c (gtc_visit): Likewise.
4634 (gimple_types_compatible_p): Likewise.
4635 (iterative_hash_canonical_type): Likewise.
4636 (gimple_canonical_types_compatible_p): Likewise.
4637 * gimplify.c (gimplify_one_sizepos): Likewise.
4638 * print-tree.c (print_node): Likewise.
4639 * stor-layout.c (initialize_sizetypes): Do not set TYPE_IS_SIZETYPE.
4641 2012-05-09 Uros Bizjak <ubizjak@gmail.com>
4644 * config/i386/sse.md (vec_widen_smult_hi_v4si): Expand using
4645 xop_pmacsdqh insn pattern instead of xop_mulv2div2di3_high.
4646 (vec_widen_smult_lo_v4si): Expand using xop_pmacsdql insn pattern
4647 instead of xop_mulv2div2di3_low.
4648 (xop_p<macs>dql): Fix vec_select selector.
4649 (xop_p<macs>dqh): Ditto.
4650 (xop_mulv2div2di3_low): Remove insn_and_split pattern.
4651 (xop_mulv2div2di3_high): Ditto.
4653 2012-05-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
4656 * diagnostic.h (diagnostic_context): Add last_location.
4657 * diagnostic.c (diagnostic_initialize): Initialize it.
4658 (diagnostic_show_locus): Use it.
4660 2012-05-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
4662 * doc/extend.texi (Function Attributes): Point xref to section
4665 2012-05-09 Uros Bizjak <ubizjak@gmail.com>
4667 * config/i386/i386.c (*movdf_internal_rex64): Remove
4668 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL handling from asm output code.
4669 Calculate "mode" attribute according to
4670 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL flag.
4671 (*movdf_internal): Ditto.
4673 2012-05-09 Uros Bizjak <ubizjak@gmail.com>
4676 * config/i386/i386.c (ix86_expand_vector_move_misalign): Do not handle
4677 128 bit vectors specially for TARGET_AVX. Emit sse2_movupd and
4678 sse_movupd RTXes for TARGET_AVX, TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL
4679 or when optimizing for size.
4680 * config/i386/sse.md (*mov<mode>_internal): Remove
4681 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL handling from asm output code.
4682 Calculate "mode" attribute according to optimize_function_for_size_p
4683 and TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL flag.
4684 (*<sse>_movu<ssemodesuffix><avxsizesuffix>): Choose asm template
4685 depending on the mode of the instruction. Calculate "mode" attribute
4686 according to optimize_function_for_size_p, TARGET_SSE_TYPELESS_STORES
4687 and TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL flags.
4688 (*<sse2>_movdqu<avxsizesuffix>): Ditto.
4690 2012-05-09 Georg-Johann Lay <avr@gjlay.de>
4693 * config/avr/elf.h (ASM_DECLARE_FUNCTION_NAME): Remove.
4694 * config/avr/avr-protos.h (avr_asm_declare_function_name): Remove.
4695 * config/avr/avr.h (struct machine_function): Add attributes_checked_p.
4696 * config/avr/avr.c (avr_asm_declare_function_name): Remove.
4697 (expand_prologue): Move initialization of cfun->machine->is_naked,
4698 is_interrupt, is_signal, is_OS_task, is_OS_main from here to...
4699 (avr_set_current_function): ...this new static function.
4700 (TARGET_SET_CURRENT_FUNCTION): New define.
4701 (avr_function_ok_for_sibcall): Use cfun->machine->is_* instead of
4702 checking attributes of current_function_decl.
4703 (avr_regs_to_save): Ditto.
4704 (signal_function_p): Rename to avr_signal_function_p.
4705 (interrupt_function_p): Rename to avr_interrupt_function_p.
4707 * doc/extend.texi (Function Attributes): Better explanation of
4708 'interrupt' and 'signal' for AVR. Move 'ifunc' down to establish
4711 2012-05-09 Michael Matz <matz@suse.de>
4713 PR tree-optimization/53185
4714 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Disable
4715 peeling when we see strided loads.
4717 2012-05-09 Matthias Klose <doko@ubuntu.com>
4719 * gcc-ar.c (main): Don't check for execute bits for the plugin.
4721 2012-05-09 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
4723 * tree-ssa-loop-ivopts.c (add_autoinc_candidates, get_address_cost):
4724 Replace use of HAVE_{POST/PRE}_{INCREMENT/DECREMENT} with
4725 USE_{LOAD/STORE}_{PRE/POST}_{INCREMENT/DECREMENT} appropriately.
4726 * config/arm/arm.h (ARM_AUTOINC_VALID_FOR_MODE_P): New.
4727 (USE_LOAD_POST_INCREMENT): Define.
4728 (USE_LOAD_PRE_INCREMENT): Define.
4729 (USE_LOAD_POST_DECREMENT): Define.
4730 (USE_LOAD_PRE_DECREMENT): Define.
4731 (USE_STORE_PRE_DECREMENT): Define.
4732 (USE_STORE_PRE_INCREMENT): Define.
4733 (USE_STORE_POST_DECREMENT): Define.
4734 (USE_STORE_POST_INCREMENT): Define.
4735 (arm_auto_incmodes): Add enumeration.
4736 * config/arm/arm-protos.h (arm_autoinc_modes_ok_p): Declare.
4737 * config/arm/arm.c (arm_autoinc_modes_ok_p): Define.
4739 2012-05-09 Jakub Jelinek <jakub@redhat.com>
4741 PR tree-optimization/53226
4742 * tree-ssa-forwprop.c (ssa_forward_propagate_and_combine): Remove
4743 prev and prev_initialized vars, gimple_set_plf (stmt, GF_PLF_1, false)
4744 before processing it and gimple_set_plf (stmt, GF_PLF_1, true) if it
4745 doesn't need to be revisited, look for earliest stmt with
4746 !gimple_plf (stmt, GF_PLF_1) if something changed.
4748 2012-05-09 Terry Guo <terry.guo@arm.com>
4750 * genmultilib: Update copyright dates.
4751 * doc/fragments.texi: Ditto.
4753 2012-05-09 Terry Guo <terry.guo@arm.com>
4755 * Makefile.in (s-mlib): Add new argument MULTILIB_REQUIRED.
4756 * genmultilib (MULTILIB_REQUIRED): New.
4757 * doc/fragments.texi: Document the MULTILIB_REQUIRED.
4759 2012-05-09 Richard Guenther <rguenther@suse.de>
4761 * tree-vectorizer.h (vect_loop_versioning): Adjust prototype.
4762 (vect_do_peeling_for_loop_bound): Likewise.
4763 (vect_do_peeling_for_alignment): Likewise.
4764 * tree-vect-loop-manip.c (conservative_cost_threshold): Remove.
4765 (vect_do_peeling_for_loop_bound): Get check_profitability and
4766 threshold as parameters.
4767 (vect_do_peeling_for_alignment): Likewise.
4768 (vect_loop_versioning): Likewise.
4769 * tree-vect-loop.c (vect_transform_loop): Compute check_profitability
4770 and threshold here. Control where to put the check here.
4772 2012-05-09 Richard Sandiford <rdsandiford@googlemail.com>
4775 * dwarf2out.h (get_address_mode): Move declaration to...
4777 * dwarf2out.c (get_address_mode): Move definition to...
4778 * rtlanal.c: ...here.
4779 * var-tracking.c (get_address_mode): Delete.
4780 * combine.c (find_split_point): Use get_address_mode instead of
4781 targetm.addr_space.address_mode.
4782 * cselib.c (cselib_record_sets): Likewise.
4783 * dse.c (canon_address, record_store): Likewise.
4784 * emit-rtl.c (adjust_address_1, offset_address): Likewise.
4785 * expr.c (move_by_pieces, emit_block_move_via_loop, store_by_pieces)
4786 (store_by_pieces_1, expand_assignment, store_expr, store_constructor)
4787 (expand_expr_real_1): Likewise.
4788 * ifcvt.c (noce_try_cmove_arith): Likewise.
4789 * optabs.c (maybe_legitimize_operand_same_code): Likewise.
4790 * reload.c (find_reloads): Likewise.
4791 * sched-deps.c (sched_analyze_1, sched_analyze_2): Likewise.
4792 * sel-sched-dump.c (debug_mem_addr_value): Likewise.
4794 2012-05-09 Maciej W. Rozycki <macro@codesourcery.com>
4796 * config/mips/mips.c (mips16_gp_pseudo_reg): Remove line
4797 information from the instruction produced.
4799 2012-05-09 Richard Guenther <rguenther@suse.de>
4801 * stor-layout.c (bit_from_pos): Document.
4802 (byte_from_pos): Likewise. Optimize.
4803 (pos_from_bit): Likewise.
4804 (normalize_offset): Use pos_from_bit instead of replicating it.
4806 2012-05-09 Alan Modra <amodra@gmail.com>
4809 * config/rs6000/rs6000.c (gen_frame_set): New function.
4810 (gen_frame_load, gen_frame_store): New functions.
4811 (rs6000_savres_rtx): Use the above.
4812 (rs6000_emit_epilogue, rs6000_emit_prologue): Here too.
4813 Correct mode used for CR2 in save/restore_world patterns.
4814 Don't emit instructions for eh_return frame unwind reg info.
4816 2012-05-08 Jan Hubicka <jh@suse.cz>
4818 * cgraphbuild.c (build_cgraph_edges): Do not finalize vars
4820 * cgraph.h (varpool_can_remove_if_no_refs): Vars with VALUE_EXPR
4822 * toplev.c (wrapup_global_declaration_2): Vars with VALUE_EXPR
4824 (compile_file): Do not output variables.
4825 * cgraphbuild.c (varpool_finalize_decl): When var is finalized late,
4827 * langhooks.c: Include timevar.h
4828 (write_global_declarations): Finalize compilation unit after wrapup;
4829 set timevars correctly.
4830 * passes.c (rest_of_decl_compilation): Decls with VALUE_EXPR needs
4831 not to be added to varpool.
4832 * varpool.c (varpool_assemble_decl): Sanity check that we are called
4833 only on cases where it makes sense; skip constant pool and value expr
4836 2012-05-08 David S. Miller <davem@davemloft.net>
4838 * config/sparc/linux.h (LINK_SPEC): Don't pass "-Y" option.
4839 * config/sparc/linux64.h (LINK_ARCH32_SPEC): Likewise.
4840 * config/sparc/linux64.h (LINK_ARCH64_SPEC): Likewise.
4842 2012-05-08 Richard Sandiford <rdsandiford@googlemail.com>
4844 PR rtl-optimization/53278
4845 * lower-subreg.c (decompose_multiword_subregs): Remove left-over
4846 speed_p code from earlier patch.
4848 2012-05-08 Oleg Endo <olegendo@gcc.gnu.org>
4851 * config/sh/sh.md (*branch_true, *branch_false): New insns.
4853 2012-05-08 Teresa Johnson <tejohnson@google.com>
4855 * gcov-io.h (__gcov_reset, __gcov_dump): Declare.
4856 * doc/gcov.texi: Add note on using __gcov_reset and __gcov_dump.
4858 2012-05-08 Jan Hubicka <jh@suse.cz>
4860 * cgraph.c (cgraph_call_edge_duplication_hooks): Export.
4861 (cgraph_create_node_1): Rename to ...
4862 (cgraph_create_empty_node): ... this one; export.
4863 (cgraph_create_node): Update.
4864 (cgraph_set_call_stmt_including_clones): Move to cgraphclones.c
4865 (cgraph_create_edge_including_clones): Likewise.
4866 (cgraph_find_replacement_node): Likewise.
4867 (cgraph_clone_edge): Likewise.
4868 (cgraph_clone_node): Likewise.
4869 (clone_function_name): Likewise.
4870 (cgraph_create_virtual_clone): Likewise.
4871 (cgraph_remove_node_and_inline_clones): Likewise.
4872 (cgraph_redirect_edge_call_stmt_to_callee): Move here from cgraphunit.c
4873 * cgraph.h: Reorder declarations so they match file of origin.
4874 (cgraph_create_empty_node): Declare.
4875 * cgraphunit.c (update_call_expr): Move to cgraphclones.c
4876 (cgraph_copy_node_for_versioning): Likewise.
4877 (cgraph_function_versioning): Likewise.
4878 (cgraph_materialize_clone): Likewise.
4879 (cgraph_redirect_edge_call_stmt_to_callee): Likewise.
4880 (cgraph_materialize_all_clones): Likewise.
4881 * cgraphclones.c: New file.
4882 * Makefile.in: Update for cgraphclones.
4884 2012-05-08 Uros Bizjak <ubizjak@gmail.com>
4887 * config/i386/i386.c (ix86_set_reg_reg_cost): New function.
4888 (ix86_rtx_costs): Handle SET.
4890 2012-05-08 Michael Matz <matz@suse.de>
4892 * basic-block.h (struct rtl_bb_info): Remove visited member and
4893 move head_ member to ...
4894 (struct basic_block_def.basic_block_il_dependent): ... the new
4895 member x, replacing but containing old member rtl.
4896 (enum bb_flags): New BB_VISITED flag.
4897 (BB_HEADER, BB_FOOTER): New macros.
4899 * jump.c (mark_all_labels): Adjust.
4900 * cfgcleanup.c (try_optimize_cfg): Adjust.
4901 * cfglayout.c (record_effective_endpoints): Adjust.
4902 (relink_block_chain): Ditto (and don't fiddle with visited).
4903 (fixup_reorder_chain): Adjust.
4904 (fixup_fallthru_exit_predecessor): Ditto.
4905 (cfg_layout_duplicate_bb): Ditto.
4906 * combine.c (update_cfg_for_uncondjump): Adjust.
4907 * bb-reorder.c (struct bbro_basic_block_data_def): Add visited member.
4908 (bb_visited_trace): New accessor.
4909 (mark_bb_visited): Move in front.
4910 (rotate_loop): Use bb_visited_trace.
4911 (find_traces_1_round): Ditto.
4912 (emit_barrier_after): Ditto.
4913 (copy_bb): Ditto, and initialize visited on resize.
4914 (reorder_basic_blocks): Initize visited member.
4915 (duplicate_computed_gotos): Clear bb flags at start, use
4918 * cfgrtl.c (try_redirect_by_replacing_jump): Adjust.
4919 (rtl_verify_flow_info_1): Ditto.
4920 (cfg_layout_split_block): Ditto.
4921 (cfg_layout_delete_block): Ditto.
4922 (cfg_layout_merge_blocks): Ditto.
4923 (init_rtl_bb_info): Adjust and initialize il.x.head_ member.
4925 2012-05-08 Hans-Peter Nilsson <hp@axis.com>
4928 * config/cris/cris.c (cris_normal_notice_update_cc): For TARGET_V32,
4929 when a constant source operand matches an "I" constraint, the "no
4930 CC0 change" applies to a register-destination only, not a
4931 strict_low_part-destination.
4933 2012-05-08 Richard Guenther <rguenther@suse.de>
4935 * fold-const.c (fold_binary_loc): Fold (X * CST1) & CST2
4936 to zero or to (X * CST1) & CST2' when CST1 has trailing zeros.
4938 2012-05-08 Georg-Johann Lay <avr@gjlay.de>
4940 * Makefile.in (TEXI_GCC_FILES): Add avr-mmcu.texi.
4942 * doc/avr-mmcu.texi: New auto-generated file.
4943 * doc/invoke.texi (AVR Options): Include avr-mmcu.texi in order
4944 to document all valid -mmcu= arguments.
4946 * config/avr/avr.h (arch_info_s): New struct definition.
4947 * config/avr/avr-devices.c (avr_texinfo): New variable.
4948 * config/avr/gen-avr-mmcu-texi.c: New file.
4949 * config/avr/t-avr: New rules and dependencies to build avr-mmcu.texi.
4951 2012-05-08 Dehao Chen <dehao@google.com>
4953 * predict.c (find_qualified_ssa_name): New.
4954 (find_ssa_name_in_expr): New.
4955 (find_ssa_name_in_assign_stmt): New.
4956 (is_comparison_with_loop_invariant_p): New.
4957 (is_bound_expr_similar): New.
4958 (predict_iv_comparison): New.
4959 (predict_loops): Add heuristic for loop-nested branches that compare an
4960 induction variable to a loop bound variable.
4961 * predict.def (PRED_LOOP_IV_COMPARE): New macro.
4963 2012-05-08 Uros Bizjak <ubizjak@gmail.com>
4965 * config/i386/i386.c (has_dispatch): Use TARGET_BDVER1 and
4966 TARGET_BDVER2 defines where appropriate.
4968 2012-05-07 Eric Botcazou <ebotcazou@adacore.com>
4970 * configure.ac (PLUGIN_LD): Rename into...
4971 (PLUGIN_LD_SUFFIX): ...this and strip the target_alias triplet.
4972 * config.in: Regenerate.
4973 * configure: Likewise.
4974 * collect2.c (main): Set plugin_ld_suffix to PLUGIN_LD_SUFFIX.
4976 2012-05-07 Eric Botcazou <ebotcazou@adacore.com>
4978 * tree-dfa.c (get_ref_base_and_extent) <ARRAY_REF>: Do the offset
4979 computation using the precision of the index type.
4980 * gimple-fold.c (fold_const_aggregate_ref_1) <ARRAY_REF>: Likewise.
4981 (fold_array_ctor_reference): Do index computations in the index type.
4983 2012-05-07 Georg-Johann Lay <avr@gjlay.de>
4985 * config/avr/avr.c (avr_prologue_setup_frame): Fix mode passed
4986 down to plus_constant.
4987 (expand_epilogue): Ditto.
4989 2012-05-07 Steven Bosscher <steven@gcc.gnu.org>
4991 * postreload.c (reload_cse_regs): Make static.
4992 * reload.h (reload_cse_regs): Remove prototype.
4994 2012-05-07 Richard Henderson <rth@redhat.com>
4996 * config/alpha/alpha.md (clear_cache): New pattern.
4998 2012-05-07 Steven Bosscher <steven@gcc.gnu.org>
5001 * gimplify.c (preprocess_case_label_vec_for_gimple): If low or high
5002 is folded to a type boundary value, verify that the resulting case
5003 label is still a care range.
5005 2012-05-07 Uros Bizjak <ubizjak@gmail.com>
5007 * config/i386/i386.md (ctz<mode>2): Emit rep;bsf
5008 only for TARGET_GENERIC, when not optimizing for size.
5009 (*ffs<mode>_1): Ditto.
5011 2012-05-07 Steven Bosscher <steven@gcc.gnu.org>
5013 * tree-cfg.c (verify_gimple_switch): Tighten checks.
5015 2012-05-07 Jakub Jelinek <jakub@redhat.com>
5017 PR tree-optimization/53239
5018 * tree-vrp.c (get_value_range): Set VR of SSA_NAME_IS_DEFAULT_DEF
5019 of DECL_BY_REFERENCE RESULT_DECL to nonnull.
5021 2012-05-07 Richard Guenther <rguenther@suse.de>
5023 PR tree-optimization/53195
5024 * tree-inline.c (setup_one_parameter): Properly add referenced
5025 vars from the parameters new known value.
5027 2012-05-07 Steven Bosscher <steven@gcc.gnu.org>
5029 * config/m68k/m68k.c (m68k_sched_branch_type): Remove.
5030 (sched_branch_type): Remove.
5031 (m68k_sched_md_init_global): Don't allocate it.
5032 (m68k_sched_md_finish_global): Don't free it.
5033 * config/m68k/m68k.h (m68k_sched_branch_type): Remove prototype.
5034 * config/m68k/m68k.md: Set the type of insns using
5035 m68k_sched_branch_type to bcc directly.
5037 2012-05-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5039 * config/sol2.c (solaris_override_options): New function.
5040 * config/sol2-protos.h (solaris_override_options): Declare.
5041 * config/sol2.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
5043 2012-05-07 Richard Guenther <rguenther@suse.de>
5045 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Return
5046 whether we failed to compute data dependences.
5047 (loop_prefetch_arrays): Fail if we failed.
5049 2012-05-07 Uros Bizjak <ubizjak@gmail.com>
5050 Paolo Bonzini <bonzini@gnu.org>
5052 * config/i386/i386.md (ctz<mode>2): Emit rep;bsf even for !TARGET_BMI.
5053 Emit bsf when optimizing for size.
5054 (*ffs<mode>_1): Ditto.
5056 2012-05-07 Oleg Endo <olegendo@gcc.gnu.org>
5059 * config/sh/sh.c (sh_rtx_costs): Handle SET.
5061 2012-05-06 Uros Bizjak <ubizjak@gmail.com>
5064 * config/i386/i386.md (swap<mode>): Rename from *swap<mode>.
5065 (bswapdi2): Split from bswap<mode>2. Use nonnimediate_operand
5066 predicate for operand 1. Force operand 1 to register for TARGET_BSWAP.
5068 (*bswapdi2_doubleword): New insn pattern.
5069 (*bswap<mode>2): Rename from *bswap<mode>2_1.
5071 2012-05-06 Richard Sandiford <rdsandiford@googlemail.com>
5073 * config/mips/mips.c (mips_set_reg_reg_piece_cost): New function.
5074 (mips_set_reg_reg_cost): Likewise.
5075 (mips_rtx_costs): Handle SET.
5077 2012-05-06 Richard Sandiford <rdsandiford@googlemail.com>
5079 * lower-subreg.c (shift_cost): Use set_src_cost, avoiding the SET.
5080 (compute_costs): Likewise for the zero extension. Use set_rtx_cost
5081 to compute the cost of moves. Set the mode of the target register.
5083 2012-05-05 Richard Sandiford <rdsandiford@googlemail.com>
5085 * rtl.h (plus_constant, plus_constant_mode): Merge into a single
5086 plus_constant function.
5087 * explow.c (plus_constant, plus_constant_mode): Likewise. Assert
5088 that the mode is sensible.
5089 (use_anchored_address, round_push, allocate_dynamic_stack_space)
5090 (probe_stack_range, anti_adjust_stack_and_probe): Update calls to
5093 * alias.c (canon_rtx): Likewise.
5094 (init_alias_analysis): Likewise.
5095 * builtins.c (expand_builtin_return_addr)
5096 (expand_builtin_setjmp_setup, expand_builtin_longjmp)
5097 (expand_builtin_nonlocal_goto, expand_builtin_update_setjmp_buf)
5098 (expand_builtin_apply_args_1, expand_builtin_apply, expand_movstr)
5099 (expand_builtin_stpcpy): Likewise.
5100 * calls.c (save_fixed_argument_area, restore_fixed_argument_area)
5101 (compute_argument_addresses, internal_arg_pointer_based_exp)
5102 (expand_call, emit_library_call_value_1): Likewise.
5103 * cfgexpand.c (expand_one_stack_var_at, expand_debug_expr): Likewise.
5104 * combine-stack-adj.c (try_apply_stack_adjustment): Likewise.
5105 * combine.c (combine_simplify_rtx, force_to_mode): Likewise.
5106 * cse.c (insert_const_anchor, find_reg_offset_for_const)
5107 (use_related_value, fold_rtx): Likewise.
5108 * cselib.c (cselib_subst_to_values): Likewise.
5109 * dse.c (record_store, check_mem_read_rtx): Likewise.
5110 * dwarf2out.c (rtl_for_decl_location, gen_variable_die): Likewise.
5111 * emit-rtl.c (adjust_address_1): Likewise.
5112 * except.c (sjlj_emit_function_enter)
5113 (expand_builtin_extract_return_addr)
5114 (expand_builtin_frob_return_addr): Likewise.
5115 * expmed.c (expand_divmod): Likewise.
5116 * expr.c (move_by_pieces, store_by_pieces, store_by_pieces_1)
5117 (emit_move_resolve_push, push_block, emit_push_insn, store_expr)
5118 (expand_expr_addr_expr_1, expand_expr_real_1): Likewise.
5119 * function.c (assign_stack_local_1)
5120 (instantiate_virtual_regs_in_rtx): Likewise.
5121 * optabs.c (prepare_cmp_insn): Likewise.
5122 * recog.c (offsettable_address_addr_space_p): Likewise.
5123 * reload.c (find_reloads_address, form_sum)
5124 (find_reloads_subreg_address): Likewise.
5125 * reload1.c (init_reload, eliminate_regs_1)
5126 (eliminate_regs_in_insn): Likewise.
5127 * simplify-rtx.c (simplify_unary_operation_1)
5128 (simplify_binary_operation_1, simplify_plus_minus): Likewise.
5129 * var-tracking.c (compute_cfa_pointer, prepare_call_arguments)
5130 (vt_add_function_parameter): Likewise.
5132 * config/alpha/alpha.h (EH_RETURN_HANDLER_RTX): Likewise.
5133 * config/alpha/vms.h (EH_RETURN_HANDLER_RTX): Likewise.
5134 * config/alpha/alpha.c (alpha_legitimize_address_1)
5135 (get_unaligned_address, alpha_expand_unaligned_load)
5136 (alpha_expand_unaligned_store, alpha_expand_unaligned_load_words)
5137 (alpha_expand_unaligned_store_words, alpha_expand_block_clear)
5138 (alpha_expand_builtin_establish_vms_condition_handler)
5139 (alpha_setup_incoming_varargs, emit_frame_store_1)
5140 (alpha_expand_prologue, alpha_expand_epilogue)
5141 (alpha_use_linkage): Likewise.
5142 * config/alpha/alpha.md: Likewise.
5144 * config/arm/arm.c (arm_trampoline_init, legitimize_pic_address)
5145 (arm_load_pic_register, arm_pic_static_addr, arm_legitimize_address)
5146 (thumb_legitimize_address, arm_gen_load_multiple_1)
5147 (arm_gen_store_multiple_1, arm_gen_multiple_op, gen_ldm_seq)
5148 (gen_stm_seq, gen_const_stm_seq, arm_block_move_unaligned_straight)
5149 (arm_block_move_unaligned_loop, arm_gen_movmemqi, arm_reload_in_hi)
5150 (arm_reload_out_hi, arm_reorg, vfp_emit_fstmd, emit_multi_reg_push)
5151 (emit_sfm, thumb_set_frame_pointer, arm_expand_prologue)
5152 (thumb1_emit_multi_reg_push, thumb1_expand_prologue)
5153 (thumb_expand_movmemqi, arm_set_return_address)
5154 (thumb_set_return_address): Likewise.
5155 * config/arm/arm.md: Likewise.
5157 * config/avr/avr.c (avr_incoming_return_addr_rtx)
5158 (avr_prologue_setup_frame, expand_epilogue)
5159 (avr_const_address_lo16): Likewise.
5161 * config/bfin/bfin.h (EH_RETURN_HANDLER_RTX): Likewise.
5162 * config/bfin/bfin.c (setup_incoming_varargs, bfin_load_pic_reg)
5163 (bfin_expand_prologue, bfin_trampoline_init, bfin_expand_call)
5164 (bfin_output_mi_thunk): Likewise.
5166 * config/c6x/c6x.c (c6x_initialize_trampoline)
5167 (c6x_output_mi_thunk): Likewise.
5169 * config/cr16/cr16.h (EH_RETURN_HANDLER_RTX): Likewise.
5170 * config/cr16/cr16.c (cr16_create_dwarf_for_multi_push): Likewise.
5172 * config/cris/cris.c (cris_return_addr_rtx, cris_split_movdx)
5173 (cris_expand_prologue, cris_expand_epilogue, cris_gen_movem_load)
5174 (cris_emit_movem_store, cris_trampoline_init): Likewise.
5175 * config/cris/cris.md: Likewise.
5177 * config/darwin.c (machopic_indirect_data_reference)
5178 (machopic_legitimize_pic_address): Likewise.
5180 * config/epiphany/epiphany.c (epiphany_emit_save_restore)
5181 (epiphany_expand_prologue, epiphany_expand_epilogue)
5182 (epiphany_trampoline_init): Likewise.
5183 * config/epiphany/epiphany.md: Likewise.
5185 * config/fr30/fr30.c (fr30_move_double): Likewise.
5187 * config/frv/frv.c (frv_dwarf_store, frv_expand_prologue)
5188 (frv_expand_block_move, frv_expand_block_clear, frv_return_addr_rtx)
5189 (frv_index_memory, unspec_got_name, frv_find_base_term)
5190 (frv_output_dwarf_dtprel): Likewise.
5192 * config/h8300/h8300.c (h8300_push_pop, h8300_return_addr_rtx)
5193 (h8300_swap_into_er6, h8300_swap_out_of_er6): Likewise.
5195 * config/i386/i386.h (RETURN_ADDR_RTX): Likewise.
5196 * config/i386/i386.c (setup_incoming_varargs_64)
5197 (setup_incoming_varargs_ms_64, choose_baseaddr)
5198 (ix86_emit_save_reg_using_mov, ix86_adjust_stack_and_probe)
5199 (ix86_emit_probe_stack_range, ix86_expand_prologue)
5200 (ix86_emit_restore_reg_using_pop, ix86_emit_leave)
5201 (ix86_expand_epilogue, legitimize_pic_address, ix86_legitimize_address)
5202 (ix86_split_long_move, ix86_expand_movmem, ix86_expand_setmem)
5203 (ix86_static_chain, ix86_trampoline_init, x86_this_parameter)
5204 (x86_output_mi_thunk): Likewise.
5205 * config/i386/i386.md: Likewise.
5207 * config/ia64/ia64.c (ia64_expand_load_address)
5208 (ia64_expand_tls_address, ia64_expand_move, ia64_split_tmode)
5209 (do_spill, ia64_trampoline_init): Likewise.
5211 * config/iq2000/iq2000.c (iq2000_va_start)
5212 (iq2000_emit_frame_related_store, iq2000_expand_prologue)
5213 (iq2000_expand_eh_return, iq2000_setup_incoming_varargs)
5214 (iq2000_print_operand, iq2000_legitimize_address): Likewise.
5216 * config/lm32/lm32.c (lm32_setup_incoming_varargs): Likewise.
5218 * config/m32c/m32c.c (m32c_return_addr_rtx)
5219 (m32c_expand_insv): Likewise.
5221 * config/m32r/m32r.c (m32r_setup_incoming_varargs)
5222 (m32r_legitimize_pic_address, m32r_print_operand)
5223 (m32r_print_operand_address): Likewise.
5225 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Likewise.
5226 * config/m68k/m68k.h (RETURN_ADDR_RTX): Likewise.
5227 (EH_RETURN_HANDLER_RTX): Likewise.
5228 * config/m68k/m68k.c (m68k_emit_movem, m68k_expand_prologue)
5229 (m68k_expand_epilogue, legitimize_pic_address)
5230 (m68k_output_mi_thunk): Likewise.
5231 * config/m68k/m68k.md: Likewise.
5233 * config/mcore/mcore.c (mcore_expand_prolog): Likewise.
5234 (mcore_expand_epilog): Likewise.
5235 * config/mcore/mcore.md: Likewise.
5237 * config/mep/mep.c (mep_allocate_initial_value)
5238 (mep_expand_prologue, mep_expand_epilogue): Likewise.
5240 * config/microblaze/microblaze.c (double_memory_operand)
5241 (microblaze_block_move_loop): Likewise.
5243 * config/mips/mips.c (mips_strip_unspec_address, mips_add_offset)
5244 (mips_setup_incoming_varargs, mips_va_start, mips_block_move_loop)
5245 (mips_print_operand, mips16e_save_restore_reg, mips_save_restore_reg)
5246 (mips_expand_prologue, mips_epilogue_set_cfa)
5247 (mips_expand_epilogue): Likewise.
5248 * config/mips/mips.md: Likewise.
5250 * config/mmix/mmix.c (mmix_dynamic_chain_address, mmix_return_addr_rtx)
5251 (mmix_expand_prologue, mmix_expand_epilogue): Likewise.
5253 * config/mn10300/mn10300.c (mn10300_gen_multiple_store)
5254 (mn10300_builtin_saveregs, mn10300_trampoline_init): Likewise.
5256 * config/moxie/moxie.h (INCOMING_RETURN_ADDR_RTX): Likewise.
5257 (EH_RETURN_HANDLER_RTX): Likewise.
5258 * config/moxie/moxie.c (moxie_static_chain): Likewise.
5260 * config/pa/pa.c (legitimize_pic_address, hppa_legitimize_address)
5261 (store_reg, set_reg_plus_d, pa_expand_prologue, load_reg)
5262 (pa_return_addr_rtx, hppa_builtin_saveregs)
5263 (pa_trampoline_init): Likewise.
5264 * config/pa/pa.md: Likewise.
5266 * config/pdp11/pdp11.c (pdp11_expand_epilogue): Likewise.
5268 * config/picochip/picochip.c (picochip_static_chain): Likewise.
5270 * config/rs6000/rs6000.h (RS6000_SAVE_TOC): Likewise.
5271 * config/rs6000/rs6000.c (rs6000_legitimize_address)
5272 (setup_incoming_varargs, print_operand, rs6000_return_addr)
5273 (rs6000_emit_eh_reg_restore, rs6000_emit_probe_stack_range)
5274 (rs6000_emit_epilogue)
5275 (rs6000_machopic_legitimize_pic_address): Likewise.
5277 * config/rx/rx.c (gen_rx_rtsd_vector, gen_rx_popm_vector): Likewise.
5279 * config/s390/s390.h (INITIAL_FRAME_ADDRESS_RTX): Likewise.
5280 (DYNAMIC_CHAIN_ADDRESS): Likewise.
5281 * config/s390/s390.c (s390_decompose_address, legitimize_pic_address)
5282 (s390_delegitimize_address, print_operand, annotate_constant_pool_refs)
5283 (replace_constant_pool_ref, s390_return_addr_rtx, s390_back_chain_rtx)
5284 (save_fpr, restore_fpr, save_gprs, restore_gprs, s390_emit_prologue)
5285 (s390_emit_epilogue, s390_function_profiler): Likewise.
5286 * config/s390/s390.md: Likewise.
5288 * config/score/score.c (score_add_offset, score_prologue): Likewise.
5290 * config/sh/sh.c (expand_block_move, push_regs, sh_builtin_saveregs)
5291 (sh_output_mi_thunk): Likewise.
5292 * config/sh/sh.md: Likewise.
5294 * config/sparc/sparc.h (DYNAMIC_CHAIN_ADDRESS, FRAME_ADDR_RTX)
5295 (RETURN_ADDR_RTX, INCOMING_RETURN_ADDR_RTX): Likewise.
5296 * config/sparc/sparc.c (sparc_legitimize_pic_address)
5297 (sparc_emit_probe_stack_range, emit_save_or_restore_regs)
5298 (emit_window_save, sparc_flat_expand_prologue, sparc_struct_value_rtx)
5299 (emit_and_preserve): Likewise.
5300 * config/sparc/sparc.md: Likewise.
5302 * config/spu/spu.h (DYNAMIC_CHAIN_ADDRESS): Likewise.
5303 * config/spu/spu.c (spu_expand_insv, spu_machine_dependent_reorg)
5304 (spu_setup_incoming_varargs, ea_load_store_inline)
5305 (spu_expand_load): Likewise.
5307 * config/stormy16/stormy16.c (xstormy16_expand_prologue)
5308 (combine_bnp): Likewise.
5310 * config/tilegx/tilegx.h (DYNAMIC_CHAIN_ADDRESS): Likewise.
5311 * config/tilegx/tilegx.c (tilegx_setup_incoming_varargs)
5312 (tilegx_expand_unaligned_load, tilegx_trampoline_init): Likewise.
5314 * config/tilepro/tilepro.h (DYNAMIC_CHAIN_ADDRESS): Likewise.
5315 * config/tilepro/tilepro.c (tilepro_setup_incoming_varargs)
5316 (tilepro_expand_unaligned_load, tilepro_trampoline_init): Likewise.
5318 * config/v850/v850.c (expand_prologue, expand_epilogue): Likewise.
5319 * config/v850/v850.md: Likewise.
5321 * config/vax/elf.h (EH_RETURN_STACKADJ_RTX): Likewise.
5322 (EH_RETURN_HANDLER_RTX): Likewise.
5323 * config/vax/vax.h (DYNAMIC_CHAIN_ADDRESS, RETURN_ADDR_RTX): Likewise.
5324 * config/vax/vax.c (vax_add_reg_cfa_offset, vax_expand_prologue)
5325 (print_operand_address, vax_trampoline_init): Likewise.
5327 * config/xtensa/xtensa.c (xtensa_expand_prologue, xtensa_return_addr)
5328 (xtensa_function_value_regno_p): Likewise.
5330 2012-05-04 Andrew Pinski <apinski@cavium.com>
5332 * expr.c (get_def_for_expr_class): New function.
5333 (convert_tree_comp_to_rtx): New function.
5334 (expand_cond_expr_using_cmove): New function.
5335 (expand_expr_real_2 <case COND_EXPR>): Call
5336 expand_cond_expr_using_cmove first and return if it succeeds.
5337 Remove the check for HAVE_conditional_move since we should have
5338 already converted it to a conditional move.
5339 * config/i386/i386.c (ix86_expand_int_movcc): Disallow comparison
5340 modes of DImode for 32bits and TImode.
5342 2012-05-04 Steven Bosscher <steven@gcc.gnu.org>
5345 * read-md.c (fprint_md_ptr_loc, fprint_c_condition): New functions.
5346 (print_md_ptr_loc, print_c_condition): Use them.
5347 * read-md.h (fprint_md_ptr_loc, fprint_c_condition): New prototypes.
5348 * genattrtab.c (attr_file_name, dfa_file_name, latency_file_name,
5349 attr_file, dfa_file, latency_file): New global variables.
5350 (write_attr_valueq, write_attr_set, write_attr_case, write_attr_value,
5351 write_upcase, write_indent, write_length_unit_log, write_test_expr,
5352 write_attr_get, write_insn_cases, write_eligible_delay,
5353 write_const_num_delay_slots): Accept FILE pointer and toss it around.
5355 (write_header, open_outfile, handle_arg): New funcions.
5356 (make_automaton_attrs): Write prototypes as extern to the output
5358 (main): Use init_rtx_reader_args_cb with handle_arg to take 3 file
5359 names from the command line. Open the output files and write out
5360 internal functions for DFA functions to dfa_file_name, insn latency
5361 functions to latency_file_name, and everything else to attr_file.
5362 * Makefile.in (OBJS): Add insn-dfatab.o and insn-latencytab.o.
5363 (BACKEND): Build libbackend first.
5364 (MOSTLYCLEANFILES): Add insn-dfatab.c and insn-latencytab.c.
5365 (.PRECIOUS): Likewise.
5366 (insn-dfatab.o): New rule.
5367 (insn-latencytab.o): New rule.
5368 (simple_rtl_generated_c): Do not include insn-attrtab.c.
5369 (s-attrtab): New rule.
5371 2012-05-04 Steven Bosscher <steven@gcc.gnu.org>
5373 * rtl.def (ATTR_FLAG): Remove probability indicating flags.
5374 * genattr.c (main): Remove ATTR_FLAG_likely, ATTR_FLAG_unlikely,
5375 ATTR_FLAG_very_likely, and ATTR_FLAG_very_unlikely.
5376 * reorg.c (get_jump_flags): Do not set the removed flags.
5378 * doc/md.texi (attr_flag): Update for abovementioned changes.
5380 2012-05-04 Uros Bizjak <ubizjak@gmail.com>
5383 * config/i386/i386.h (X86_ARCH_CMOV): Rename from X86_ARCH_CMOVE.
5384 (TARGET_CMOV): Rename from TARGET_CMOVE.
5385 (TARGET_CMOVE): New define.
5386 * config/i386/i386.c (ix86_option_override_internal): Use TARGET_CMOV.
5387 Do not set TARGET_CMOVE here.
5389 2012-05-04 Dodji Seketeli <dodji@redhat.com>
5391 Enable -Wunused-local-typedefs when -Wall or -Wunused is on
5392 * opts.c (finish_options): Activate -Wunused-local-typedefs if
5393 -Wunused is activated.
5394 * doc/invoke.texi: Update blurb of -Wunused-local-typedefs.
5396 2012-05-04 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5398 * config/s390/s390.md (*movmem_short, *clrmem_short)
5399 (*cmpmem_short): Move the mode check from the insn condition to
5402 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
5404 PR tree-optimization/52633
5405 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Swap order of
5406 vect_recog_widen_shift_pattern and vect_recog_over_widening_pattern.
5407 (vect_recog_over_widening_pattern): Remove handling of code that was
5408 already detected as over-widening pattern. Remove special handling
5409 of "unsigned" cases. Instead, support general case of conversion
5410 of the shift result to another type.
5412 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
5414 * tree-vect-patterns.c (vect_single_imm_use): New function.
5415 (vect_recog_widen_mult_pattern): Use it instead of open-coding loop.
5416 (vect_recog_over_widening_pattern): Likewise.
5417 (vect_recog_widen_shift_pattern): Likewise.
5419 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
5421 * tree-vect-patterns.c (vect_same_loop_or_bb_p): New function.
5422 (vect_handle_widen_op_by_const): Use it instead of open-coding test.
5423 (vect_recog_widen_mult_pattern): Likewise.
5424 (vect_operation_fits_smaller_type): Likewise.
5425 (vect_recog_over_widening_pattern): Likewise.
5426 (vect_recog_widen_shift_pattern): Add to vect_same_loop_or_bb_p test.
5428 2012-05-04 Richard Guenther <rguenther@suse.de>
5431 * lto-wrapper.c (merge_and_complain): Complain about mismatches
5432 of -freg-struct-return and -fpcc-struct-return.
5433 (run_gcc): Pass through -freg-struct-return and -fpcc-struct-return
5434 from the input file options and ignore those from the link
5437 2012-05-04 Richard Guenther <rguenther@suse.de>
5439 PR tree-optimization/53168
5440 * tree-ssa-pre.c (phi_translate_1): Only handle type-punned
5441 memory reads when the result is a constant we can pun.
5443 2012-05-04 Richard Guenther <rguenther@suse.de>
5445 * common.opt (flto-report): Do not mark as Optimization.
5447 2012-05-04 Eric Botcazou <ebotcazou@adacore.com>
5450 * recog.c (constrain_operands): If extra constraints are present, also
5451 accept pseudo-registers with equivalent memory locations during reload.
5453 2012-05-04 Olivier Hainque <hainque@adacore.com>
5455 * collect2.c (may_unlink_output_file): New global.
5456 (maybe_unlink): Honor it.
5457 * collect2.h: Add extern for it.
5458 * tlink.c (do_tlink): Set it to true if the link succeeded.
5460 2012-05-04 Olivier Hainque <hainque@adacore.com>
5462 * gcc.c (eval_spec_function): Finalize/restore the current string
5463 obstack state as part of the context push/pop operations.
5465 2012-05-04 Bin Cheng <bin.cheng@arm.com>
5467 PR rtl-optimization/52804
5468 * reload1.c (reload_reg_reaches_end_p): Check whether successor
5469 reload with type RELOAD_FOR_INPUT_ADDRESS kills reload register
5470 of current one with type RELOAD_FOR_INPADDR_ADDRESS.
5471 Same stands for reloads with type RELOAD_FOR_OUTPUT_ADDRESS and
5472 RELOAD_FOR_OUTADDR_ADDRESS.
5474 2012-05-04 Manuel López-Ibáñez <manu@gcc.gnu.org>
5477 * tree-diagnostic.c (maybe_unwind_expanded_macro_loc): Show caret
5478 for macro expansion.
5480 2012-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
5482 * flags.h (flag_permissive): Do not declare.
5483 * diagnostic.c (diagnostic_report_diagnostic): Handle fpermissive
5485 * toplev.c (flag_permissive): Do not define.
5486 * c-tree.h (system_header_p): Delete unused.
5488 2012-05-03 David S. Miller <davem@davemloft.net>
5491 * config/sparc/sparc.c (emit_soft_tfmode_libcall): If we pass a
5492 MEM directly into a libcall, mark it's MEM_EXPR as addressable.
5493 (sparc_emit_float_lib_cmp): Likewise.
5495 2012-05-03 Michael Meissner <meissner@linux.vnet.ibm.com>
5498 * config/rs6000/rs6000.md (bswapdi splitters): If
5499 -mavoid-indexed-addresses (or -mcpu=power6 which sets it by
5500 default) is used, generate an alternate sequence that does not
5501 depend on using indexed addressing.
5503 2012-05-03 Jason Merrill <jason@redhat.com>
5505 * gengtype.c (write_types): Fix warning message.
5506 (write_local): Likewise.
5508 2012-05-02 Jason Merrill <jason@redhat.com>
5510 * dwarf2out.c (struct external_ref, build_local_stub): New.
5511 (hash_external_ref, external_ref_eq, lookup_external_ref): New.
5512 (optimize_external_refs, optimize_external_refs_1): New.
5513 (change_AT_die_ref): New.
5514 (clone_as_declaration): Add DW_AT_signature when cloning a declaration.
5515 (build_abbrev_table): Take the external refs hashtable.
5516 (output_comp_unit): Get it from optimize_external_refs and pass it in.
5518 2012-05-03 Jan Hubicka <jh@suse.cz>
5521 * tree-emutls.c (new_emutls_decl): Fix handling of aliases.
5523 2012-05-03 Jan Hubicka <jh@suse.cz>
5526 * ipa.c (cgraph_remove_unreachable_nodes): Fix handling of clones.
5528 2012-05-03 Jason Merrill <jason@redhat.com>
5530 * dwarf2out.c (die_struct): Add comdat_type_p flag. Use it instead of
5531 use_debug_types to discriminate the die_id union.
5532 (print_die, assign_symbol_names, copy_decls_walk): Likewise.
5533 (build_abbrev_table, output_die): Likewise.
5534 (prune_unused_types_walk_attribs): Likewise.
5535 (generate_type_signature, copy_declaration_context): Set it.
5536 (remove_child_or_replace_with_skeleton): Set it.
5537 (dwarf2out_start_source_file, dwarf2out_end_source_file): Don't
5538 check use_debug_types.
5539 (dwarf2out_finish): Do break_out_includes after .debug_types.
5541 2012-05-03 Jason Merrill <jason@redhat.com>
5543 * dwarf2out.c (modified_type_die): Use scope_die_for.
5544 (gen_type_die_with_usage, dwarf2out_finish): Likewise.
5545 (uses_local_type_r, uses_local_type): New.
5546 (scope_die_for): Keep a type that uses a local type in local scope.
5547 Use get_context_die for namespace and type scope.
5549 2012-05-03 Jason Merrill <jason@redhat.com>
5551 * config/i386/i386.c (ix86_code_end): Set DECL_IGNORED_P on the
5553 * dwarf2out.c (output_aranges): Skip DECL_IGNORED_P functions.
5554 (dwarf2out_finish): Likewise.
5556 2012-05-03 Martin Jambor <mjambor@suse.cz>
5558 * builtins.c (get_object_alignment_1): Return whether we can determine
5559 the alignment or conservatively assume byte alignment. Return the
5560 alignment by reference. Use get_pointer_alignment_1 for dereference
5562 (get_pointer_alignment_1): Return whether we can determine the
5563 alignment or conservatively assume byte alignment. Return the
5564 alignment by reference. Use get_ptr_info_alignment to get SSA name
5566 (get_object_alignment): Update call to get_object_alignment_1.
5567 (get_object_or_type_alignment): Likewise, fall back to type alignment
5568 only when it returned false.
5569 (get_pointer_alignment): Update call to get_pointer_alignment_1.
5570 * fold-const.c (get_pointer_modulus_and_residue): Update call to
5571 get_object_alignment_1.
5572 * ipa-prop.c (ipa_modify_call_arguments): Update call to
5573 get_pointer_alignment_1.
5574 * tree-sra.c (build_ref_for_offset): Likewise, fall back to the type
5575 of MEM_REF or TARGET_MEM_REF only when it returns false.
5576 * tree-ssa-ccp.c (get_value_from_alignment): Update call to
5577 get_object_alignment_1.
5578 (ccp_finalize): Use set_ptr_info_alignment.
5579 * tree.h (get_object_alignment_1): Update declaration.
5580 (get_pointer_alignment_1): Likewise.
5581 * gimple-pretty-print.c (dump_gimple_phi): Use get_ptr_info_alignment.
5582 (dump_gimple_stmt): Likewise.
5583 * tree-flow.h (ptr_info_def): Updated comments of fields align and
5585 (get_ptr_info_alignment): Declared.
5586 (mark_ptr_info_alignment_unknown): Likewise.
5587 (set_ptr_info_alignment): Likewise.
5588 (adjust_ptr_info_misalignment): Likewise.
5589 * tree-ssa-address.c (copy_ref_info): Use new access functions to get
5590 and set alignment of SSA names.
5591 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Call
5592 mark_ptr_info_alignment_unknown.
5593 * tree-ssanames.c (get_ptr_info_alignment): New function.
5594 (mark_ptr_info_alignment_unknown): Likewise.
5595 (set_ptr_info_alignment): Likewise.
5596 (adjust_ptr_info_misalignment): Likewise.
5597 (get_ptr_info): Call mark_ptr_info_alignment_unknown.
5598 * tree-vect-data-refs.c (vect_create_addr_base_for_vector_ref):
5600 (bump_vector_ptr): Likewise.
5601 * tree-vect-stmts.c (create_array_ref): Use set_ptr_info_alignment.
5602 (vectorizable_store): Likewise.
5603 (vectorizable_load): Likewise.
5605 2012-05-03 Michael Matz <matz@suse.de>
5607 * basic-block.h (struct rtl_bb_info, struct gimple_bb_info): Move
5608 in front of basic_block_def.
5609 (struct basic_block_def): Make il.gimple the full struct, not a
5611 (__assert_gimple_bb_smaller_rtl_bb): Asserting typedef.
5613 * cfgexpand.c (expand_gimple_basic_block): Clear all il.gimple members.
5614 * gimple-iterator.c (gimple_stmt_iterator): Don't special case
5615 NULL il.gimple, which can't happen anymore.
5616 * gimple.h (bb_seq): il.gimple can't be NULL.
5617 (bb_seq_add): Ditto.
5618 (set_bb_seq): Adjust.
5619 (gsi_start_bb, gsi_last_bb): Tidy.
5620 * lto-streamer-in.c (make_new_block): Don't zero members that
5621 are zeroed already, don't allocate a gimple_bb_info.
5622 * tree-cfg.c (create_bb): Don't allocate a gimple_bb_info.
5623 (remove_bb): Clear all il.gimple members.
5624 (gimple_verify_flow_info): Adjust for flat il.gimple.
5625 * tree-flow-inline.h (phi_nodes, phi_nodes_ptr, set_phi_nodes): Adjust.
5627 * coretypes.h (const_gimple_seq): Remove typedef.
5628 * gimple.h (gimple_seq_first): Take gimple_seq.
5629 (gimple_seq_first_stmt): Ditto.
5630 (gimple_seq_last): Ditto.
5631 (gimple_seq_last_stmt): Ditto.
5632 (gimple_seq_empty_p): Ditto.
5634 2012-05-03 Richard Guenther <rguenther@suse.de>
5636 * tree-ssa-pre.c (valid_in_sets): Remove checking of trapping
5638 (prune_clobbered_mems): Do it here. Do not uselessly sort expressions.
5639 (compute_avail): Do not add possibly trapping operations to
5640 EXP_GEN if they might not be executed in the block.
5642 2012-05-03 Uros Bizjak <ubizjak@gmail.com>
5644 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Remove.
5646 2012-05-03 Steven Bosscher <steven@gcc.gnu.org>
5648 * tree-switch-conversion.c (gen_inbound_check): Free post-dominance
5649 information as early as possible. Update dominance info instead of
5652 2012-05-03 Richard Guenther <rguenther@suse.de>
5654 * tree-ssa-pre.c (debug_bitmap_sets_for): New function.
5655 (union_contains_value): Remove.
5656 (vro_valid_in_sets): Likewise.
5657 (op_valid_in_sets): New function.
5658 (valid_in_sets): Use op_valid_in_sets.
5659 (insert_into_preds_of_block): Move dumping ...
5660 (do_regular_insertion): ... here.
5661 (do_partial_partial_insertion): ... and here. Dump that
5662 we've found a partial partial redundancy.
5663 (insert): Dump the current insert iteration.
5665 2012-05-03 Jakub Jelinek <jakub@redhat.com>
5668 * gcc-ar.c (main): If GCC_EXEC_PREFIX is set in env,
5669 append program name to it and pass that as first argument
5670 to make_relative_prefix. Always pass standard_libexec_prefix
5671 as last argument to make_relative_prefix. If
5672 make_relative_prefix returns NULL, fall back to
5673 standard_libexec_prefix.
5676 * tree-predcom.c (remove_stmt): Call reset_debug_uses on stmts being
5680 * config/arm/arm.c (arm_select_cc_mode): If x has MODE_CC class
5681 mode, return that mode.
5684 * config/i386/i386-c.c (ix86_target_macros_internal): Don't
5685 define __ATOMIC_HLE_* macros here.
5686 (ix86_target_macros): But here, using cpp_define_formatted.
5688 2012-05-03 Richard Guenther <rguenther@suse.de>
5690 PR tree-optimization/53144
5691 * tree-ssa-sccvn.c (vn_reference_lookup_or_insert_constant_for_pieces):
5693 (vn_reference_lookup_or_insert_for_pieces): ... this. Properly deal
5694 with SSA name values.
5695 (vn_reference_lookup_3): Adjust callers.
5697 2012-05-03 Ganesh Gopalasubramanian <Ganesh.Gopalasubramanian@amd.com>
5699 * config/i386/driver-i386.c (host_detect_local_cpu): Reset
5700 has_fma4 for AMD processors with both fma3 and fma4 support.
5702 2012-05-03 Kirill Yukhin <kirill.yukhin@intel.com>
5705 * config/i386/driver-i386.c (host_detect_local_cpu): Add space to
5708 2012-05-03 Michael Matz <matz@suse.de>
5711 * tree-ssa-dse.c (dse_optimize_stmt): Take pointer to iterator.
5712 (dse_enter_block): Properly iterate the whole sequence even
5713 if the last statement was removed.
5715 2012-05-02 Steven Bosscher <steven@gcc.gnu.org>
5717 * config/alpha/vms.h (SUBTARGET_OVERRIDE_OPTIONS): For pic code,
5718 unset flag_jump_tables.
5719 * stmt.c (expand_case): Remove special flag_pic case conditional
5720 on ASM_OUTPUT_ADDR_DIFF_ELT not being defined.
5722 2012-05-02 Ulrich Weigand <ulrich.weigand@linaro.org>
5724 * common/config/s390/s390-common.c (s390_option_optimization_table):
5725 Enable -fsched-pressure using -fsched-pressure-algorithm=model by
5726 default when optimizing.
5728 2012-05-02 Martin Jambor <mjambor@suse.cz>
5731 * dwarf2out.c (dwarf2out_decl): Only lookup die representing context
5732 of a variable when the contect is a function.
5734 2012-05-02 Michael Matz <matz@suse.de>
5736 * coretypes.h (gimple_seq, const_gimple_seq): Typedef as gimple.
5737 * gimple.h (struct gimple_seq_node_d, struct gimple_seq_d): Remove.
5738 (const_gimple_seq_node): Remove.
5739 (gimple_seq_node): Typedef as gimple.
5740 (struct gimple_statement_base): Add next and prev members,
5741 adjust all WORD markers in using structs.
5742 (union gimple_statement_d): Link via gsbase.next field for GC and PCH.
5743 (gimple_seq_first, gimple_seq_first_stmt, gimple_seq_last,
5744 gimple_seq_last_stmt): Adjust as gimple_seq, gimple_seq_node and
5745 gimple are the same.
5746 (gimple_seq_set_last, gimple_seq_set_first): Don't allocate
5748 (gimple_init_singleton): New function.
5749 (gsi_start_1, gsi_last_1, gsi_end_p, gsi_one_before_end_p): Adjust.
5750 (gsi_next, gsi_prev): Adjust, handle prev cyclic list correctly.
5752 (gsi_stmt_ptr): Remove.
5753 (enum gimple_alloc_kind): Remove gimple_alloc_kind_seq member.
5755 * gimple-iterator.c (update_bb_for_stmts): Take last parameter
5756 again, adjust for above changes.
5757 (update_call_edge_frequencies): Adjust for above changes.
5758 (gsi_insert_seq_nodes_before): Rewrite for new data structure.
5759 (gsi_insert_seq_nodes_after): Ditto.
5760 (gsi_split_seq_after): Ditto.
5761 (gsi_set_stmt): Ditto.
5762 (gsi_split_seq_before): Ditto.
5763 (gsi_remove): Ditto.
5764 (gsi_insert_seq_before_without_update): Don't free sequence.
5765 (gsi_insert_seq_after_without_update): Ditto.
5766 (gsi_replace): Assert some more invariants.
5767 (gsi_insert_before_without_update, gsi_insert_after_without_update):
5769 (gsi_for_stmt): Don't search for stmt.
5770 (gsi_insert_on_edge_immediate): Tidy.
5772 * gimple.c (gimple_alloc_k): Remove "sequences".
5773 (gimple_seq_cache): Remove.
5774 (gimple_alloc_stat): Make stmt a singleton sequence.
5775 (gimple_seq_alloc, gimple_seq_free): Remove.
5776 (gimple_assign_set_rhs_with_ops_1): Ensure new stmt is a singleton.
5777 (gimple_copy): Ditto.
5778 * gimplify.c (gimplify_cleanup_point_expr): Use gsi_set_stmt,
5779 create iterator from correct sequence.
5780 * tree-phinodes.c (make_phi_node): Make stmt a singleton.
5782 2012-05-02 Michael Matz <matz@suse.de>
5784 * gimple.h (gimple_stmt_iterator <seq>): Make it be pointer to
5786 (gimple_seq_set_last, gimple_seq_set_first): Take pointer to
5787 sequence, lazily allocate it.
5788 (bb_seq_addr): New function.
5789 (gsi_start_1): Rename from gsi_start, but take pointer to sequence.
5790 (gsi_start): Macro to wrap gsi_start_1 taking pointer of argument.
5791 (gsi_none): New function.
5792 (gsi_start_bb): Adjust.
5793 (gsi_last_1): Rename from gsi_last, but take pointer to sequence.
5794 (gsi_last): Macro to wrap gsi_last_1 taking pointer of argument.
5795 (gsi_last_bb): Adjust.
5797 * tree-flow-inline.h (phi_nodes_ptr): New function.
5799 * gimple-iterator.c (gsi_insert_seq_nodes_before): Adjust to
5800 datastructure and interface change.
5801 (gsi_insert_seq_before_without_update): Ditto.
5802 (gsi_insert_seq_nodes_after): Ditto.
5803 (gsi_insert_seq_after_without_update): Ditto.
5804 (gsi_split_seq_after): Ditto, don't use gimple_seq_alloc.
5805 (gsi_split_seq_before): Ditto.
5806 (gsi_start_phis): Adjust.
5807 * tree-vect-loop.c (vect_determine_vectorization_factor): Use gsi_none.
5808 (vect_transform_loop): Ditto.
5809 * gimple.c (gimple_seq_add_stmt, gimple_seq_add_seq,
5810 gimple_seq_copy): Don't use gimple_seq_alloc.
5811 * gimplify.c (gimple_seq_add_stmt_without_update): Ditto.
5812 (gimplify_seq_add_seq): Ditto.
5813 * lto-streamer-in.c (make_new_block): Ditto.
5814 * tree-cfg.c (create_bb): Ditto.
5815 * tree-sra.c (initialize_parameter_reductions): Ditto.
5817 2012-05-02 Michael Matz <matz@suse.de>
5819 * gimple.h (gimple_seq_first, gimple_seq_first_stmt, gimple_seq_last,
5820 gimple_seq_last_stmt, gimple_seq_set_last, gimple_seq_set_first,
5821 gimple_seq_empty_p, gimple_seq_alloc_with_stmt, bb_seq,
5822 set_bb_seq): Move down to after gimple_statement_d definition.
5824 2012-05-02 Michael Matz <matz@suse.de>
5826 * gimple-fold.c (gimplify_and_update_call_from_tree): Use
5827 gsi_replace_with_seq, instead of inserting itself.
5828 * gimple-iterator.c (gsi_replace_with_seq): New function.
5829 * tree-ssa-forwprop.c (forward_propagate_comparison): Take
5830 iterator instead of statement, advance it.
5831 (ssa_forward_propagate_and_combine): Adjust call to above.
5833 2012-05-02 Michael Matz <matz@suse.de>
5835 * tree-phinodes.c (add_phi_node_to_bb): Tidy, don't use
5837 * omp-low.c (finalize_task_copyfn): Don't use gimple_seq_alloc.
5838 * tree-nested.c (walk_gimple_omp_for): Ditto.
5839 * trans-mem.c (lower_transaction): Ditto.
5840 * tree-eh.c (do_return_redirection): Ditto.
5841 (do_goto_redirection): Ditto.
5842 (lower_try_finally_switch): Ditto.
5843 * gimplify.c (gimplify_stmt): Ditto.
5844 (gimplify_scan_omp_clauses): Ditto.
5845 (gimplify_omp_for): Ditto.
5846 (gimplify_function_tree): Ditto.
5847 * gimple-fold.c (gimplify_and_update_call_from_tree): Ditto.
5848 * tree-mudflap.c (mf_decl_cache_locals): Ditto.
5849 (mf_build_check_statement_for): Ditto.
5850 (mx_register_decls): Ditto.
5851 * graphite-sese-to-poly.c (remove_invariant_phi): Ditto,
5852 and don't use itertors to append.
5853 (insert_stmts): Ditto.
5854 (insert_out_of_ssa_copy): Ditto.
5855 (insert_out_of_ssa_copy_on_edge): Ditto.
5857 2012-05-02 Michael Matz <matz@suse.de>
5859 * gimple.h (gimple_bind_body_ptr): New function.
5860 (gimple_bind_body): Use it.
5861 (gimple_catch_handler): Use gimple_catch_handler_ptr.
5862 (gimple_eh_filter_failure_ptr): New function.
5863 (gimple_eh_filter_failure): Use it.
5864 (gimple_eh_else_n_body_ptr): New function.
5865 (gimple_eh_else_n_body): Use it.
5866 (gimple_eh_else_e_body_ptr): New function.
5867 (gimple_eh_else_e_body): Use it.
5868 (gimple_try_eval_ptr): New function.
5869 (gimple_try_eval): Use it.
5870 (gimple_try_cleanup_ptr): New function.
5871 (gimple_try_cleanup): Use it.
5872 (gimple_wce_cleanup_ptr): New function.
5873 (gimple_wce_cleanup): Use it.
5874 (gimple_omp_body_ptr): New function.
5875 (gimple_omp_body): Use it.
5876 (gimple_omp_for_pre_body_ptr): New function.
5877 (gimple_omp_for_pre_body): Use it.
5878 (gimple_transaction_body_ptr): New function.
5879 (gimple_transaction_body): Use it.
5880 (gsi_split_seq_before): Adjust to return nothing and take pointer
5882 (gsi_set_stmt): Declare.
5883 (gsi_replace_with_seq): Declare.
5884 (walk_gimple_seq_mod): Declare.
5885 * function.h (struct function <gimple_body>): Use typedef gimple_seq.
5887 * gimple-iterator.c (gsi_set_stmt): New function.
5888 (gsi_split_seq_before): Return new sequence via pointer argument.
5889 (gsi_replace): Use gsi_set_stmt.
5891 * tree-ssa-loop-im.c (move_computations_stmt): First remove
5893 * tree-complex.c (update_complex_components_on_edge): Don't copy gsi.
5894 * tree-phinodes.c (resize_phi_node): Don't resize stmt in-place,
5896 (reserve_phi_args_for_new_edge): Change call to above,
5899 * omp-low.c (lower_omp): Change prototype to take pointer to sequence.
5900 (lower_rec_input_clauses): Use gimple_seq_add_seq instead of
5901 iterators. Adjust call to lower_omp.
5902 (lower_lastprivate_clauses): Adjust call to lower_omp.
5903 (lower_reduction_clauses): Ditto.
5904 (expand_omp_taskreg): Nullify non-cfg body of child_fn.
5905 (lower_omp_sections): Don't explicitely count sequence length,
5906 nullify lowered bodies earlier, ensure stmts are part of only
5907 one sequence, adjust call to lower_omp.
5908 (lower_omp_single): Ensure stmts are part of only one sequence,
5909 adjust call to lower_omp.
5910 (lower_omp_master): Ditto.
5911 (lower_omp_ordered): Ditto.
5912 (lower_omp_critical): Ditto.
5913 (lower_omp_for): Ditto.
5914 (lower_omp_taskreg): Ditto, tidy.
5915 (lower_omp_1): Adjust calls to lower_omp.
5916 (execute_lower_omp): Ditto.
5917 (lower_omp): Adjust to take pointer to sequence.
5918 (diagnose_sb_2): Use walk_gimple_seq_mod.
5919 (diagnose_omp_structured_block_errors): Ditto and set possibly
5920 changed function body.
5921 * gimple-low.c (lower_function_body): Set function body after
5923 (lower_sequence): Adjust to take pointer to sequence.
5924 (lower_omp_directive): Ensure stmt isn't put twice into the
5925 sequence, adjust call to lower_sequence.
5926 (lower_stmt): Adjust calls to lower_sequence.
5927 (lower_gimple_bind): Ditto.
5928 (gimple_try_catch_may_fallthru): Call gsi_start with lvalue.
5929 * tree-nested.c (walk_body): Take pointer to sequence, use
5930 walk_gimple_seq_mod.
5931 (walk_function): Adjust call to walk_body, set possibly changed body.
5932 (walk_gimple_omp_for): Adjust calls to walk_body.
5933 (convert_nonlocal_omp_clauses): Ditto.
5934 (convert_nonlocal_reference_stmt): Ditto.
5935 (convert_local_omp_clauses): Ditto.
5936 (convert_local_reference_stmt): Ditto.
5937 (convert_tramp_reference_stmt): Ditto.
5938 (convert_gimple_call): Ditto.
5939 (convert_nl_goto_reference): Use local iterator copy.
5940 * gimple.c (walk_gimple_seq_mod): Renamed from walk_gimple_seq,
5941 but taking pointer to sequence, ensure gsi_start is called with
5943 (walk_gimple_seq): New wrapper around walk_gimple_seq_mod,
5944 asserting that the sequence head didn't change.
5945 (walk_gimple_stmt): Replace all calls to walk_gimple_seq with
5946 walk_gimple_seq_mod.
5947 * trans-mem.c (lower_transaction): Use walk_gimple_seq_mod.
5948 (execute_lower_tm): Ditto, and set possibly changed body.
5949 * tree-eh.c (lower_eh_constructs_1): Take pointer to sequence,
5950 call gsi_start with that lvalue.
5951 (replace_goto_queue_stmt_list): Ditto.
5952 (replace_goto_queue_1): Adjust calls to replace_goto_queue_stmt_list.
5953 (replace_goto_queue): Ditto.
5954 (lower_try_finally_nofallthru): Adjust calls to lower_eh_constructs_1.
5955 (lower_try_finally_onedest): Ditto.
5956 (lower_try_finally_copy): Ditto.
5957 (lower_try_finally_switch): Ditto.
5958 (lower_try_finally): Ditto.
5959 (lower_eh_filter): Ditto.
5960 (lower_eh_must_not_throw): Ditto.
5961 (lower_cleanup): Ditto.
5962 (lower_eh_constructs_2): Ditto.
5963 (lower_catch): Ditto, and ensure gsi_start is called with lvalue.
5964 (lower_eh_constructs): Adjust calls to lower_eh_constructs_1, and
5965 set possibly changed body.
5966 (optimize_double_finally): Call gsi_start with lvalue.
5968 * tree-cfg.c (make_blocks): Adjust call to gsi_split_seq_before.
5969 (gimple_split_block): Ditto.
5970 (gimple_merge_blocks): Use gsi_start_phis.
5971 (move_stmt_r): Use walk_gimple_seq_mod.
5972 * tree-ssa-dse.c (dse_enter_block): Use gsi_last_bb.
5973 * cgraphbuild.c (build_cgraph_edges): Use gsi_start_phis.
5974 (rebuild_cgraph_edges): Ditto.
5975 (cgraph_rebuild_references): Ditto.
5976 * ipa-prop.c (ipa_analyze_params_uses): Ditto.
5977 * tree-inline.c (copy_phis_for_bb): Ditto.
5978 * tree-ssa-dce.c: Ditto.
5980 * cgraphunit.c (cgraph_analyze_function): Use gimple_has_body_p.
5982 2012-05-02 Kirill Yukhin <kirill.yukhin@intel.com>
5983 Andi Kleen <ak@linux.intel.com>
5985 * coretypes.h (MEMMODEL_MASK): New.
5986 * builtins.c (get_memmodel): Add val. Call target.memmodel_check
5987 and return new variable.
5988 (expand_builtin_atomic_exchange): Mask memmodel values.
5989 (expand_builtin_atomic_compare_exchange): Ditto.
5990 (expand_builtin_atomic_load): Ditto.
5991 (expand_builtin_atomic_store): Ditto.
5992 (expand_builtin_atomic_clear): Ditto.
5993 * doc/extend.texi: Mention port-dependent memory model flags.
5994 * config/i386/cpuid.h (bit_HLE): New.
5995 * config/i386/driver-i386.c (host_detect_local_cpu): Detect
5997 * config/i386/i386-protos.h (ix86_generate_hle_prefix): New.
5998 * config/i386/i386-c.c (ix86_target_macros_internal): Set HLE defines.
5999 (ix86_target_string)<-mhle>: New.
6000 (ix86_valid_target_attribute_inner_p) <OPT_mhle>: Ditto.
6001 * config/i386/i386.c (ix86_target_string) <OPTION_MASK_ISA_HLE>: New.
6002 (ix86_valid_target_attribute_inner_p) <OPT_mhle>: Ditto.
6003 (ix86_option_override_internal) <PTA_HLE>: New switch, set it
6004 enabled for generic, generic64 and core-avx2.
6005 (ix86_print_operand): Generate HLE lock prefixes.
6006 (ix86_memmodel_check): New.
6007 (TARGET_MEMMODEL_CHECK): Ditto.
6008 * config/i386/i386.h (OPTION_ISA_HLE): Ditto.
6009 (IX86_HLE_ACQUIRE): Ditto.
6010 (IX86_HLE_RELEASE): Ditto.
6011 * config/i386/i386.h (ix86_generate_hle_prefix): Ditto.
6012 * config/i386/i386.opt (mhle): Ditto.
6013 * config/i386/sync.md(atomic_compare_and_swap<mode>): Pass
6014 success model to instruction emitter.
6015 (atomic_fetch_add<mode>): Ditto.
6016 (atomic_exchange<mode>): Ditto.
6017 (atomic_add<mode>): Ditto.
6018 (atomic_sub<mode>): Ditto.
6019 (atomic_<code><mode>): Ditto.
6020 (*atomic_compare_and_swap_doubledi_pic): Ditto.
6021 (atomic_compare_and_swap_single<mode>): Define and use argument
6023 (atomic_compare_and_swap_double<mode>): Ditto.
6024 * configure.ac: Check if assembler support HLE prefixes.
6025 * configure: Regenerate.
6028 2012-05-02 Steven Bosscher <steven@gcc.gnu.org>
6031 * gimplify.c (preprocess_case_label_vec_for_gimple): New function,
6033 (gimplify_switch_expr): ... here.
6034 * gimple.h (preprocess_case_label_vec_for_gimple): Add prototype.
6035 * tree-ssa-forwprop.c (simplify_gimple_switch_label_vec): New function
6036 to clean up case labels with values outside the index type range.
6037 (simplify_gimple_switch): Call it if something changed.
6038 Remove strange and unnecessary assert.
6040 2012-05-02 Richard Guenther <rguenther@suse.de>
6042 * fold-const.c (div_if_zero_remainder): sizetypes no longer
6044 (int_const_binop_1): New worker for int_const_binop with
6045 overflowable parameter. Pass it through to force_fit_type_double.
6046 (int_const_binop): Wrap around int_const_binop_1 with overflowable
6048 (size_binop_loc): Call int_const_binop_1 with overflowable equal
6049 to minus one, forcing overflow detection for even unsigned types.
6050 (extract_muldiv_1): Remove bogus TYPE_IS_SIZETYPE special-casing.
6051 (fold_binary_loc): Call try_move_mult_to_index with signed offset.
6052 * stor-layout.c (initialize_sizetypes): sizetypes no longer
6054 (layout_type): For zero-sized arrays ignore overflow on the
6056 * tree-ssa-ccp.c (bit_value_unop_1): Likewise.
6057 (bit_value_binop_1): Likewise.
6058 * tree.c (double_int_to_tree): Likewise.
6059 (double_int_fits_to_tree_p): Likewise.
6060 (force_fit_type_double): Likewise.
6061 (host_integerp): Likewise.
6062 (int_fits_type_p): Likewise.
6063 * varasm.c (output_constructor_regular_field): Sign-extend the
6064 field-offset to cater for negative offsets produced by the Ada
6066 * omp-low.c (extract_omp_for_data): Convert the loop step to
6067 signed for pointer adjustments.
6069 2012-05-02 Richard Guenther <rguenther@suse.de>
6071 * tree.c (valid_constant_size_p): New function.
6072 * tree.h (valid_constant_size_p): Declare.
6073 * cfgexpand.c (expand_one_var): Adjust check for too large
6074 variables by using valid_constant_size_p.
6075 * varasm.c (assemble_variable): Likewise.
6077 * c-decl.c (grokdeclarator): Properly check for sizes that
6078 cover more than half of the address-space.
6080 2012-05-02 Jakub Jelinek <jakub@redhat.com>
6082 PR tree-optimization/53163
6083 * tree-ssa-phiopt.c (cond_if_else_store_replacement): Don't ignore
6084 return value from compute_all_dependences.
6086 PR rtl-optimization/53160
6087 * ree.c (combine_reaching_defs): Handle the case where cand->insn
6088 has been modified by ree pass already.
6090 2012-05-01 Ian Lance Taylor <iant@google.com>
6093 * c-decl.c (build_compound_literal): Make the decl readonly if it
6094 an array of a readonly type.
6095 * gimplify.c (gimplify_compound_literal_expr): Add fallback
6096 parameter. Change all callers. If the decl is not addressable
6097 and is not an l-value, make it readonly.
6099 2012-05-01 Bernd Schmidt <bernds@codesourcery.com>
6101 * ira.c (allocated_reg_info_size): New static variable.
6102 (expand_reg_info): Manage it. Call
6103 setup_preferred_alternate_classes_for_new_pseudos.
6104 (ira): Don't do it here. Remove local allocated_reg_info_size,
6105 set the global before calling find_moveable_pseudos.
6106 (find_moveable_pseudos): Call expand_reg_info rather than
6109 2012-05-01 Richard Henderson <rth@redhat.com>
6111 * common.opt (fsync-libcalls): New.
6112 * doc/invoke.texi: Document it.
6113 * optabs.c (init_sync_libfuncs): Honor it.
6115 2012-05-01 Kenneth Zadeck <zadeck@naturalbridge.com>
6116 Richard Sandiford <r.sandiford@uk.ibm.com>
6118 PR rtl-optimization/52543
6119 * Makefile.in (lower-subreg.o, target-globals.o): Depend on
6121 * lower-subreg.h: New file.
6122 * target-globals.h (this_target_lower_subreg): Declare.
6123 (target_globals): Add lower_subreg;
6124 (restore_target_globals): Restore this_target_lower_subreg.
6125 * target-globals.c: Include it.
6126 (default_target_globals): Add default_target_lower_subreg.
6127 (save_target_globals): Initialize target_lower_subreg.
6128 * rtl.h (init_lower_subreg): Added declaration.
6129 * toplev.c (backend_init_target): Call initializer for lower-subreg
6131 * lower-subreg.c (LOG_COSTS, FORCE_LOWERING): New macros.
6132 (default_target_lower_subreg): New variable.
6133 (this_target_lower_subreg): Likewise.
6134 (twice_word_mode, choices): New macros.
6135 (shift_cost, compute_splitting_shift, compute_costs)
6136 (init_lower_subreg): New functions.
6137 (resolve_simple_move): Add speed_p argument. Check choices.
6138 (find_pseudo_copy): Don't check the mode size here.
6139 (resolve_simple_move): Assert the mode size.
6140 (find_decomposable_shift_zext): Add speed_p argument and return
6141 a bool. Check choices.
6142 (resolve_shift_zext): Add comment.
6143 (dump_shift_choices, dump_choices): New functions.
6144 (decompose_multiword_subregs): Dump list of profitable
6145 transformations. Add code to skip non profitable transformations.
6146 Update calls to simple_move and find_decomposable_shift_zext.
6148 2012-05-01 Ian Bolton <ian.bolton@arm.com>
6149 Sameera Deshpande <sameera.deshpande@arm.com>
6150 Greta Yorsh <greta.yorsh@arm.com>
6152 * config/arm/arm-protos.h (thumb_unexpanded_epilogue): Rename to...
6153 (thumb1_unexpanded_epilogue): ...this.
6154 * config/arm/arm.c (thumb_unexpanded_epilogue): Rename to...
6155 (thumb1_unexpanded_epilogue): ...this.
6156 * config/arm/arm.md (thumb_unexpanded_epilogue): Rename to...
6157 (thumb1_unexpanded_epilogue): ...this.
6159 2012-05-01 Richard Earnshaw <rearnsha@arm.com>
6161 * arm/linux-eabi.h (GLIBC_DYNAMIC_LINKER_DEFAULT): Avoid ifdef
6162 comparing enumeration values. Update comments.
6164 2012-05-01 Alan Modra <amodra@gmail.com>
6167 * config/rs6000/rs6000.c (load_lr_save, restore_saved_lr,
6168 load_cr_save, add_crlr_cfa_restore): New functions.
6169 (rs6000_restore_saved_cr): Rename to..
6170 (restore_saved_cr): ..this. Add cfa_restore notes for cr.
6171 (rs6000_emit_epilogue): Use new functions. Adjust condition
6172 for emitting lr and cr cfa_restore. Emit cfa_restores for fp
6173 regs when using out-of-line restore only when shrink wrapping.
6175 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
6178 * ipa-prop.c (ipa_print_node_jump_functions): Wrap multiple
6179 calls to cgraph_node_name in xstrdup.
6180 (ipa_make_edge_direct_to_target): Ditto.
6181 * cgraph.c (dump_cgraph_node): Ditto.
6182 * tree-sra.c (convert_callers_for_node): Ditto.
6183 * lto-symtab.c (lto_cgraph_replace_node): Ditto.
6184 * ipa-cp.c (perhaps_add_new_callers): Ditto.
6185 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Ditto.
6186 (cgraph_materialize_all_clones): Ditto.
6187 * ipa-inline.c (report_inline_failed_reason): Ditto.
6188 (want_early_inline_function_p): Ditto.
6189 (edge_badness): Ditto.
6190 (update_edge_key): Ditto.
6191 (flatten_function): Ditto.
6192 (ipa_inline): Ditto.
6193 (inline_always_inline_functions): Ditto.
6194 (early_inline_small_functions): Ditto.
6196 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
6199 * config/i386/i386.md (*umul<mode><dwi>3_1): Switch places of
6200 constraints 0 and 1.
6202 012-04-30 Jan Hubicka <jh@suse.cz>
6204 * cgraph.c (ld_plugin_symbol_resolution_names): Move to symtab.c
6205 (cgraph_asm_nodes, cgraph_asm_last_node): Move to cgraphunit.c
6206 (cgraph_add_to_same_comdat_group): Remove.
6207 (cgraph_add_asm_node): Move to cgraphunit.c.
6208 (cgraph_make_decl_local): Move to symtab.c
6209 (cgraph_make_node_local_1): Update.
6210 (cgraph_can_remove_if_no_direct_calls_and): Update.
6211 (used_from_object_file_p): Update.
6212 (resolution_used_from_other_file_p): Move to symtab.c
6213 (cgraph_used_from_object_file_p): move to symtab.c
6214 (verify_cgraph_node): Verify same comdat groups.
6215 * cgraph.h (cgraph_asm_node): Rename to ...
6216 (asm_node): ... this one.
6217 (cgraph_asm_nodes): Rename to ...
6218 (asm_nodes): ... this one.
6219 (symtab_add_to_same_comdat_group): New function.
6220 (symtab_dissolve_same_comdat_group_list): New function.
6221 (symtab_used_from_object_file_p): Declare.
6222 (symtab_make_decl_local): Declare.
6223 (cgraph_add_to_same_comdat_group): Remove.
6224 (cgraph_add_asm_node): Remove.
6225 (cgraph_used_from_object_file_p, varpool_used_from_object_file_p):
6227 (cgraph_finalize_compilation_unit): Rename to ...
6228 (finalize_compilation_unit): ... this one.
6229 (cgraph_optimize): Rename to ....
6230 (compile): ... this one.
6231 (add_asm_node): Declare.
6232 (fixup_same_cpp_alias_visibility): Declare.
6233 (cgraph_make_decl_local): Remove.
6234 (varpool_assemble_pending_decls): Rename to ...
6235 (varpool_output_variables): ... this one.
6236 (varpool_remove_unreferenced_decls): Remove.
6237 * ipa-inline-transform.c (clone_inlined_nodes): Dissolve comdat groups.
6238 (preserve_function_body_p): Make static.
6239 * toplev.c (compile_file): Update comments; update.
6240 * cgraphunit.c: Update comments.
6241 (cgraph_expand_all_functions): Rename to ...
6242 (expand_all_functions): ... this one; update.
6243 (cgraph_mark_functions_to_output): Rename to ...
6244 (mark_functions_to_output): ... this one; cleanup.
6245 (cgraph_output_pending_asms): Remove prototype.
6246 (asm_nodes, asm_last_node): New static vars.
6247 (cgraph_process_new_functions): Update.
6248 (cgraph_reset_node): Cleanup; add comment.
6249 (cgraph_add_new_function): Update.
6250 (cgraph_output_pending_asms): Rename to ...
6251 (output_asm_statements): ... this one.
6252 (add_asm_node): New function.
6253 (fixup_same_cpp_alias_visibility): New function based on code
6254 in cgraph_analyze_function.
6255 (cgraph_analyze_function): Use it.
6256 (cgraph_order_sort): Update.
6257 (cgraph_output_in_order): Update.
6258 (cgraph_function_versioning): Update.
6259 (cgraph_optimize): Rename to ...
6260 (compile): ... this one; initialize streamer hooks here.
6261 (cgraph_finalize_compilation_unit): Rename to ...
6262 (finalize_compilation_unit): ... this one; do not initialize streamer
6264 * lto-streamer-out.c (lto_output_toplevel_asms): Update.
6265 * dwarf2out.c: Update ocmment.
6266 * optimize.c (maybe_clone_body): Use symtab_add_to_same_comdat_group.
6267 * method.c (use_thunk): Likewise.
6268 * semantics.c (maybe_add_lambda_conv_op): Likewise.
6269 * decl2.c (maybe_emit_vtables): Likewise.
6270 (cp_write_global_declarations): Use finalize_compilation_unit.
6271 * parser.c (cp_parser_asm_definition): Use add_asm_node.
6272 * lto-streamer-in.c (lto_input_toplevel_asms): Use add_asm_node
6273 * c-decl.c (c_write_global_declarations): Use
6274 finalize_compilation_unit.
6275 * langhooks.c (write_global_declarations): Update.
6276 * ipa.c (cgraph_externally_visible_p): Update.
6277 (dissolve_same_comdat_group_list): Remove.
6278 (function_and_variable_visibility): Update.
6279 * symtab.c: Inlcude lto-streamer.h and rtl.h
6280 (ld_plugin_symbol_resolution_names): New.
6281 (symtab_add_to_same_comdat_group): New.
6282 (symtab_dissolve_same_comdat_group_list): New.
6283 (resolution_used_from_other_file_p): Move here from cgraph.c
6284 (symtab_used_from_object_file_p): New.
6285 (symtab_make_decl_local): New.
6286 * passes.c (register_pass): Update comments.
6287 * c-parser.c (c_parser_asm_definition): Update.
6288 * varpool.c (varpool_analyze_node): Use
6289 fixup_same_cpp_alias_visibility.
6290 (varpool_remove_unreferenced_decls): Make static.
6291 (varpool_assemble_pending_decls): Rename to ...
6292 (varpool_output_variables): ... this one; call
6293 varpool_remove_unreferenced_decls.
6294 (varpool_used_from_object_file_p): Remove.
6296 2012-04-30 Marc Glisse <marc.glisse@inria.fr>
6299 * c-typeck.c (build_array_ref): Call
6300 convert_vector_to_pointer_for_subscript.
6301 * doc/extend.texi (Vector Extensions): Subscripting not just for C.
6303 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
6305 * config/i386/i386.md (and<mode>3): Change runtime operand mode checks
6306 to compile-time "mode == <MODE>mode" checks.
6307 (and splitter): Ditto.
6309 2012-04-30 Richard Henderson <rth@redhat.com>
6311 * config/arm/arm.md (UNSPEC_LL): New.
6312 * config/arm/sync.md (atomic_loaddi, atomic_loaddi_1): New.
6313 (arm_load_exclusivedi): Use %H0.
6315 2012-04-30 Jason Merrill <jason@redhat.com>
6317 * dwarf2out.c (comdat_symbol_id): Add const.
6318 (union die_symbol_or_type_node): Add const to die_symbol.
6319 (output_die_symbol, output_die, output_comp_unit): Adjust.
6321 2012-04-30 Andrew Stubbs <ams@codesourcery.com>
6323 * config/arm/arm.md (negdi2): Use gen_negdi2_neon.
6324 * config/arm/neon.md (negdi2_neon): New insn.
6325 Also add splitters for core and NEON registers.
6327 2012-04-30 Andrew Stubbs <ams@codesourcery.com>
6329 * config/arm/arm.c (neon_valid_immediate): Allow const_int.
6330 (arm_print_operand): Add 'x' format.
6331 * config/arm/constraints.md (Dn): Allow const_int.
6332 * config/arm/neon.md (neon_mov<mode>): Use VDX to allow DImode.
6333 Use 'x' format to print constants.
6334 * config/arm/predicates.md (imm_for_neon_mov_operand): Allow const_int.
6335 * config/arm/vfp.md (movdi_vfp): Disable for const_int when neon
6337 (movdi_vfp_cortexa8): Likewise.
6339 2012-04-30 Ian Bolton <ian.bolton@arm.com>
6340 Sameera Deshpande <sameera.deshpande@arm.com>
6341 Greta Yorsh <greta.yorsh@arm.com>
6343 * config/arm/arm-protos.h (ldm_stm_operation_p): New declaration.
6344 * config/arm/arm.c (ldm_stm_operation_p): New function.
6345 * config/arm/predicates.md (load_multiple_operation): Update predicate.
6346 (store_multiple_operation): Likewise.
6348 * config/arm/arm-protos.h (ldm_stm_operation_p): New parameters.
6349 * config/arm/arm.c (ldm_stm_operation_p): New parameters.
6350 * config/arm/predicates.md (load_multiple_operation): Add arguments.
6351 (store_multiple_operation): Likewise.
6353 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
6355 * config/i386/i386.md (and<mode>3): Expand masking operations with
6356 0xff, 0xffff or 0xffffffff immediates to corresponding zero_extend RTX.
6357 (and splitter): Split to DImode zero_extend RTX for DImode operand[0].
6359 2012-04-30 Dodji Seketeli <dodji@redhat.com>
6361 Add -Wvarargs option
6362 * builtins.c (fold_builtin_next_arg): Use OPT_Wvarargs as an
6363 argument for the various warning_at calls.
6364 * docs/invoke.texi: Update the documentation.
6366 2012-04-30 Dodji Seketeli <dodji@redhat.com>
6368 Switch -ftrack-macro-expansion=2 on by default.
6369 * docs/cppopts.texi: Adjust for enabling -ftrack-macro-expansion=2
6372 Fix va_start related location
6373 * builtins.c (fold_builtin_next_arg): Unwinds to the first
6374 location in real source code.
6376 Make conversion warnings work on NULL with -ftrack-macro-expansion
6377 * input.h (expansion_point_location_if_in_system_header): Declare
6379 * input.c (expansion_point_location_if_in_system_header): Define it.
6381 Fix -Wuninitialized for -ftrack-macro-expansion
6382 * tree-ssa.c (warn_uninit): Use the spelling location of the variable
6383 declaration. Use linemap_location_before_p for source locations.
6385 Strip "<built-in>" loc from displayed expansion context
6386 * input.c (expand_location_1): When expanding to spelling location
6387 in a context of a macro expansion, skip reserved system header
6388 locations. Update comments. * tree-diagnostic.c
6389 (maybe_unwind_expanded_macro_loc): Likewise.
6391 Make expand_location resolve to locus in main source file
6392 * input.c (expand_location_1): New. Takes a parameter to choose
6393 whether to resolve the location to spelling or expansion point.
6394 Was factorized from ...
6395 (expand_location): ... here.
6396 (expand_location_to_spelling_point): New. Implemented in terms of
6398 * diagnostic.c (diagnostic_build_prefix): Use the new
6399 expand_location_to_spelling_point instead of expand_location.
6401 Fix PCH crash on GTYed pointer-to-scalar field of a struct
6402 * gengtype.c (write_types_process_field): Force second argument of
6403 the call to the PCH object hierarchy walker to be 'x'.
6405 2012-04-30 Eric Botcazou <ebotcazou@adacore.com>
6407 * config/i386/i386.c (ix86_handle_struct_attribute): Use the proper
6408 predicate to discriminate types.
6410 2012-04-30 Manuel López-Ibáñez <manu@gcc.gnu.org>
6412 * doc/invoke.texi (Wmissing-format-attribute): Document as an
6413 alias of Wsuggest-attribute=format.
6414 * c-typeck.c (convert_for_assignment): Replace
6415 Wmissing-format-attribute with Wsuggest-attribute=format.
6416 (digest_init): Likewise.
6418 2012-04-29 Manuel López-Ibáñez <manu@gcc.gnu.org>
6420 * opts.c (finish_options): Do not handle -Wmissing-noreturn here.
6421 * common.opt (Wmissing-noreturn): Alias of
6422 -Wsuggest-attribute=noreturn.
6424 2012-04-29 Hans-Peter Nilsson <hp@axis.com>
6427 * config/cris/cris.md (andqu): New peephole2.
6428 (andu): Tweak head comment.
6430 2012-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
6431 Steven Bosscher <steven@gcc.gnu.org>
6432 Maxim Kuvyrkov <maxim@codesourcery.com>
6434 PR tree-optimization/38785
6435 * common.opt (ftree-partial-pre): New option.
6436 * doc/invoke.texi: Document it.
6437 * opts.c (default_options_table): Initialize flag_tree_partial_pre.
6438 * tree-ssa-pre.c (do_partial_partial_insertion): Insert only if it will
6440 (execute_pre): Use flag_tree_partial_pre.
6442 2012-04-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6445 * config/pa/pa.c (pa_legitimate_constant_p): Don't put function labels
6448 2012-04-27 Ollie Wild <aaw@google.com>
6450 * doc/invoke.texi (Wliteral-suffix): Document new option.
6452 2012-04-27 Tom Tromey <tromey@redhat.com>
6454 * dwarf2out.c (dwarf_stack_op_name): Use get_DW_OP_name.
6455 (dwarf_tag_name): Use get_DW_TAG_name.
6456 (dwarf_attr_name): Use get_DW_AT_name.
6457 (dwarf_form_name): Use get_DW_FORM_name.
6458 * dwarf2cfi.c (dwarf_cfi_name): Use get_DW_CFA_name.
6460 2012-04-27 Paolo Bonzini <bonzini@gnu.org>
6462 * tree-ssa-phiopt.c (conditional_replacement): Replace PHIs whose
6463 arguments are -1 and 0, by negating the result of the conditional.
6465 2012-04-27 Paolo Bonzini <bonzini@gnu.org>
6468 * config/i386/i386.md (x86_mov<mode>cc_0_m1_neg): Add clobber.
6470 2012-04-27 Richard Guenther <rguenther@suse.de>
6472 * tree-flow.h (is_hidden_global_store): Remove.
6473 * tree-ssa-sink.c (is_hidden_global_store): Likewise.
6474 * tree-ssa-alias.h (ref_may_alias_global_p): Declare.
6475 (stmt_may_clobber_global_p): Likewise.
6476 * tree-ssa-alias.c (ref_may_alias_global_p): New function.
6477 (stmt_may_clobber_global_p): Likewise.
6478 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Call
6479 stmt_may_clobber_global_p.
6480 * tree-ssa-dse.c (dse_possible_dead_store_p): Likewise.
6482 2012-04-27 Steven Bosscher <steven@gcc.gnu.org>
6484 * cfg.c (disconnect_src): Do df_mark_solutions_dirty in the right
6487 * tree-switch-conversion.c (struct switch_conv_info): Add range_max,
6488 reorganize some fields and update comments. Rename bit_test_uniq
6489 and bit_test_count to uniq resp. count. Remove bit_test_bb.
6490 (collect_switch_conv_info): New function, collects info about a
6491 GIMPLE_SWITCH into a struct switch_conv_info.
6492 (check_range): Simplify to use pre-recorded info. Fix think-o in
6493 range-branch ratio check.
6494 (check_process_case): Remove function.
6495 (check_all_empty_except_final): New function, verifies that all
6496 non-final basic blocks are empty.
6497 (process_switch): Simplify to use pre-recorded info. Call
6498 collect_switch_conv_info to do that. Assert that degenerate switch
6499 statements have been cleaned up.
6501 2012-04-27 Marc Glisse <marc.glisse@inria.fr>
6504 * tree-ssa-forwprop.c (combine_conversions): Handle INT->FP->INT.
6506 2012-04-25 Manuel López-Ibáñez <manu@gcc.gnu.org>
6509 * c-typeck.c (pop_init_level): Use %qD instead of %qT.
6511 2012-04-27 Tom de Vries <tom@codesourcery.com>
6513 PR tree-optimization/51879
6514 * tree-ssa-sccvn.h (struct vn_reference_s): Add result_vdef field.
6515 * tree-ssa-sccvn.c (mark_use_processed): New function, factored out
6517 (defs_to_varying): ... here. Don't set use_processed.
6518 (visit_reference_op_call): Handle gimple_vdef.
6519 Handle case that lhs is NULL_TREE.
6520 (visit_use): Use mark_use_processed. Handle calls with side-effect
6521 using visit_reference_op_call.
6523 2012-04-26 Richard Sandiford <richard.sandiford@linaro.org>
6525 * sched-deps.c (fixup_sched_groups): Rename to...
6526 (chain_to_prev_insn): ...this.
6527 (chain_to_prev_insn_p): New function.
6528 (deps_analyze_insn): Use it instead of SCHED_GROUP_P.
6530 2012-04-26 Richard Sandiford <richard.sandiford@linaro.org>
6532 * sched-int.h (_haifa_insn_data): Move priority_status.
6534 (INSN_MODEL_INDEX): New macro.
6535 * haifa-sched.c (insn_delay): New function.
6536 (sched_regno_pressure_class): Update commentary.
6537 (mark_regno_birth_or_death): Pass the liveness bitmap and
6538 pressure array as arguments, instead of using curr_reg_live and
6539 curr_reg_pressure. Only update the pressure if the bit in the
6540 liveness set has changed.
6541 (initiate_reg_pressure_info): Always trust the live-in set for
6542 SCHED_PRESSURE_MODEL.
6543 (initiate_bb_reg_pressure_info): Update call to
6544 mark_regno_birth_or_death.
6545 (dep_list_size): Take the list as argument.
6546 (calculate_reg_deaths): New function, extracted from...
6547 (setup_insn_reg_pressure_info): ...here.
6548 (MODEL_BAR): New macro.
6549 (model_pressure_data, model_insn_info, model_pressure_limit)
6550 (model_pressure_group): New structures.
6551 (model_schedule, model_worklist, model_insns, model_num_insns)
6552 (model_curr_point, model_before_pressure, model_next_priority):
6554 (MODEL_PRESSURE_DATA, MODEL_MAX_PRESSURE, MODEL_REF_PRESSURE)
6555 (MODEL_INSN_INFO, MODEL_INSN): New macros.
6556 (model_index, model_update_limit_points_in_group): New functions.
6557 (model_update_limit_points, model_last_use_except): Likewise.
6558 (model_start_update_pressure, model_update_pressure): Likewise.
6559 (model_recompute, model_spill_cost, model_excess_group_cost): Likewise.
6560 (model_excess_cost, model_dump_pressure_points): Likewise.
6561 (model_set_excess_costs): Likewise.
6562 (rank_for_schedule): Extend SCHED_PRIORITY_WEIGHTED ordering to
6563 SCHED_PRIORITY_MODEL. Use insn_delay. Use the order in the model
6564 schedule as an alternative tie-breaker. Update the call to
6566 (ready_sort): Call model_set_excess_costs.
6567 (update_register_pressure): Update call to mark_regno_birth_or_death.
6568 Rely on that function to check liveness rather than doing it here.
6569 (model_classify_pressure, model_order_p, model_add_to_worklist_at)
6570 (model_remove_from_worklist, model_add_to_worklist, model_promote_insn)
6571 (model_add_to_schedule, model_analyze_insns, model_init_pressure_group)
6572 (model_record_pressure, model_record_pressures): New functions.
6573 (model_record_final_pressures, model_add_successors_to_worklist)
6574 (model_promote_predecessors, model_choose_insn): Likewise.
6575 (model_reset_queue_indices, model_dump_pressure_summary): Likewise.
6576 (model_start_schedule, model_finalize_pressure_group): Likewise.
6577 (model_end_schedule): Likewise.
6578 (schedule_insn): Say when we're scheduling the next instruction
6579 in the model schedule.
6580 (schedule_insn): Handle SCHED_PRESSURE_MODEL.
6581 (queue_to_ready): Do not add instructions that are
6582 MAX_SCHED_READY_INSNS beyond the current point of the model schedule.
6583 Always allow the next instruction in the model schedule to be added.
6584 (debug_ready_list): Print the INSN_REG_PRESSURE_EXCESS_COST_CHANGE
6585 and delay for SCHED_PRESSURE_MODEL too.
6586 (prune_ready_list): Extend SCHED_PRIORITY_WEIGHTED handling to
6587 SCHED_PRIORITY_MODEL, but also take the DFA into account.
6588 (schedule_block): Call model_start_schedule and model_end_schedule.
6589 Extend SCHED_PRIORITY_WEIGHTED stall handling to SCHED_PRIORITY_MODEL.
6590 (sched_init): Extend INSN_REG_PRESSURE_EXCESS_COST_CHANGE handling
6591 to SCHED_PRESSURE_MODEL, but don't allocate saved_reg_live or
6593 (sched_finish): Update accordingly.
6594 (fix_tick_ready): Extend INSN_REG_PRESSURE_EXCESS_COST_CHANGE handling
6595 to SCHED_PRESSURE_MODEL.
6596 (add_jump_dependencies): Update call to dep_list_size.
6597 (haifa_finish_h_i_d): Fix leak of max_reg_pressure.
6598 (haifa_init_insn): Extend INSN_REG_PRESSURE_EXCESS_COST_CHANGE handling
6599 to SCHED_PRESSURE_MODEL.
6600 * sched-deps.c (init_insn_reg_pressure_info): Likewise, but don't
6601 allocate INSN_MAX_REG_PRESSURE for SCHED_PRESSURE_MODEL.
6602 (sched_analyze_insn): Extend INSN_REG_PRESSURE_EXCESS_COST_CHANGE
6603 handling to SCHED_PRESSURE_MODEL.
6605 2012-04-26 Richard Sandiford <richard.sandiford@linaro.org>
6607 * common.opt (fsched-pressure-algorithm=): New option.
6608 * flag-types.h (sched_pressure_algorithm): New enum.
6609 * sched-int.h (sched_pressure_p): Replace with...
6610 (sched_pressure): ...this new variable.
6611 * haifa-sched.c (sched_pressure_p): Replace with...
6612 (sched_pressure): ...this new variable.
6613 (sched_regno_pressure_class, rank_for_schedule, ready_sort)
6614 (update_reg_and_insn_max_reg_pressure, schedule_insn)
6615 (debug_ready_list, prune_ready_list, schedule_block, sched_init)
6616 (sched_finish, fix_tick_ready, haifa_init_insn): Update accordingly.
6617 * sched-deps.c (init_insn_reg_pressure_info): Likewise.
6618 (sched_analyze_insn): Likewise.
6619 * sched-rgn.c (schedule_region): Likewise.
6620 * config/m68k/m68k.c (m68k_sched_variable_issue): Likewise.
6622 2012-04-26 Bernd Schmidt <bernds@codesourcery.com>
6624 * PR middle-end/52997
6625 * ira.c (find_moveable_pseudos): Call resize_reg_info.
6628 * machmode.h (CLASS_HAS_WIDER_MODES_P): True for MODE_PARTIAL_INT.
6629 * expr.c (convert_move): Honor unsignedp when extending partial int
6631 * genmodes.c (complete_mode): Don't clear component field of partial
6633 (emit_mode_inner): Don't emit it however.
6634 (calc_wider_mode): Partial int modes widen to their component.
6636 2012-04-26 David S. Miller <davem@davemloft.net>
6638 * config/sparc/niagara4.md: New file.
6639 * config/sparc/sparc.md: Include it.
6640 * config/sparc/sparc.c (niagara4_costs): New processor costs.
6641 (sparc_option_override): Use it.
6642 (sparc_use_sched_lookahead): Return 2 for niagara4.
6643 (sparc_issue_rate): Likewise.
6645 * config/sparc/sparc.md (attr type): Delete 'fgm_cmp'.
6646 (fpack16_vis, fpackfix_vis, fpack32_vis): Set type to fgm_pack.
6647 (fmul8x16_vis, fmul8x16au_vis, fmul8x16al_vis, fmul8sux16_vis,
6648 fmul8ulx16_vis, fmuld8sux16_vis, fmuld8ulx16_vis): Set type to fgm_mul.
6649 (alignaddrsi_vis, alignaddrdi_vis, alignaddrlsi_vis,
6650 alignaddrldi_vis): Set type to gsr.
6651 (pdist_vis, pdistn<mode>_vis): Set type to fgm_pdsit.
6652 (fcmp<code><GCM:gcm_name><P:mode>_vis, cmask8<P:mode>_vis,
6653 cmask16<P:mode>_vis, cmask32<P:mode>_vis, fchksm16_vis,
6654 v<vis3_shift_patname><mode>3, fmean16_vis,
6655 fp<plusminus_insn>64_vis, <vis3_addsub_ss_patname><mode>3,
6656 fucmp<code>8<P:mode>_vis): Set type to fga.
6657 * config/sparc/ultra1_2.md: Remove refrences to fgm_cmp.
6658 * config/sparc/niagara.md: Likewise.
6659 * config/sparc/niagara2.md: Likewise.
6660 * config/sparc/ultra3.md: Likewise, and fix type matching for
6661 us3_ialuX reservation.
6663 2012-04-26 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6665 * reload.c (find_reloads): Change the loop nesting when trying an
6666 alternative with swapped operands.
6668 2012-04-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
6670 * tree-diagnostic.c (maybe_unwind_expanded_macro_loc): Fix
6671 comment. Delete unused parameter first_exp_point_map.
6672 (virt_loc_aware_diagnostic_finalizer): Update call.
6674 2012-04-26 Michael Hope <michael.hope@linaro.org>
6675 Richard Earnshaw <rearnsha@arm.com>
6677 * config/arm/linux-eabi.h (GLIBC_DYNAMIC_LINKER_SOFT_FLOAT): Define.
6678 (GLIBC_DYNAMIC_LINKER_HARD_FLOAT): Define.
6679 (GLIBC_DYNAMIC_LINKER_DEFAULT): Define.
6680 (GLIBC_DYNAMIC_LINKER): Redefine to use the hard float path.
6682 2012-04-25 Sriraman Tallam <tmsriram@google.com>
6684 * doc/extend.texi: Document avx2 support.
6685 * config/i386/i386.c (fold_builtin_cpu): Add avx2.
6687 2012-04-26 Hans-Peter Nilsson <hp@axis.com>
6690 * config/cris/cris.md ("*andhi_lowpart_v32")
6691 ("*andqi_lowpart_v32"): Change first input-only operand from
6692 a (match_operand ...) to (match_dup 0). Drop alternatives with
6693 const_int-matching constraints for redundancy.
6694 ("*andhi_lowpart_non_v32", "*andqi_lowpart_non_v32"): Ditto. Drop
6695 three-operand alternative.
6697 2012-04-25 Jakub Jelinek <jakub@redhat.com>
6700 * config/i386/i386.md (and<mode>3): For andq $0xffffffff, reg
6701 instead expand it as zero extension.
6703 2012-04-25 H.J. Lu <hongjiu.lu@intel.com>
6706 * dwarf2out.c (dbx_reg_number): Assert return value != INVALID_REGNUM.
6708 2012-04-25 Jakub Jelinek <jakub@redhat.com>
6710 * common.opt (flag_debug_types_section): Default to 0.
6711 (dwarf_version): Default to 4.
6712 (dwarf_record_gcc_switches): Default to 1.
6713 (dwarf_strict): Default to 0.
6714 * toplev.c (process_options): Don't handle dwarf_strict
6715 or dwarf_version here.
6716 * config/vxworks.c (vxworks_override_options): Don't
6717 test whether dwarf_strict or dwarf_version are negative,
6718 instead test !global_options_set.x_dwarf_*.
6719 * config/darwin.c (darwin_override_options): Default to
6721 * doc/invoke.texi: Note that -gdwarf-4, -grecord-gcc-switches
6722 and -fno-debug-types-section are now the default.
6724 2012-04-25 Jan Hubicka <jh@suse.cz>
6726 * cgraphunit.c: Update toplevel comment.
6727 (tree_rest_of_compilation): Merge into cgraph_expand_function.
6728 (cgraph_analyze_function): Make static.
6729 (cgraph_decide_is_function_needed): Make static.
6730 (cgraph_add_new_function): Use expand_function instead of
6731 rest_of_compilation.
6732 (clone_of_p, verify_edge_count_and_frequency, cgraph_debug_gimple_stmt,
6733 verify_edge_corresponds_to_fndecl, verify_cgraph_node, verify_cgraph):
6735 (cgraph_inline_p): Remove.
6736 (cgraph_preserve_function_body_p): Move to ipa-inline-transform.
6737 (init_cgraph): Add comment.
6738 * cgraphbuild.c (record_reference, mark_address, mark_load,
6739 mark_store): Do not call analyze_expr hook.
6740 * cgraph.c: Update toplevel comment.
6741 (clone_of_p, verify_edge_count_and_frequency, cgraph_debug_gimple_stmt,
6742 verify_edge_corresponds_to_fndecl, verify_cgraph_node, verify_cgraph):
6743 Move fere from cgraphunit.c
6744 (cgraph_mark_force_output_node): Move to cgraph.h
6745 * cgraph.h: Reorder so the comments match the function placement.
6746 (cgraph_analyze_function, cgraph_decide_is_function_needed): Remove.
6747 (cgraph_mark_force_output_node): Move here from cgraph.c
6748 * tree.c (free_lang_data): Do not clear analyze_expr hook.
6749 * ipa-inline-transform.c (preserve_function_body_p): New function.
6750 (inline_transform): Update.
6751 * langhooks.c (lhd_callgraph_analyze_expr): Remove.
6752 * langhooks.h (lang_hooks_for_callgraph): Remove.
6753 (lang_hooks): Remove callgraph.
6754 * tree-inline.c (expand_call_inline): Do not use cgraph_inline_p.
6755 * varpool.c: Remove out of date comment.
6756 * langhooks-def.h (lhd_callgraph_analyze_expr): Remove.
6757 (LANG_HOOKS_CALLGRAPH_ANALYZE_EXPR): Remove.
6759 2012-04-25 Jan Hubicka <jh@suse.cz>
6762 * cgraphunit.c (referred_to_p): Move ahead in file to avoid
6763 forward declaration.
6764 (cgraph_finalize_function): Finalize them here.
6765 * symtab.c (dump_symtab): Dump ctors and dtors.
6767 2012-04-25 Jakub Jelinek <jakub@redhat.com>
6770 * stor-layout.c (get_best_mode): Don't return mode with bitsize
6771 larger than maxbits. Don't compute maxbits modulo align.
6772 Also check that unit bytes long store at bitpos / unit * unit
6773 doesn't affect bits beyond bitregion_end.
6774 * expmed.c (store_bit_field_1): Avoid trying insv if OP_MODE MEM
6775 would not fit into bitregion_start ... bitregion_end + 1 bit region.
6776 (store_split_bit_field): Decrease unit close to end of bitregion_end
6777 if access is restricted in order to avoid mutual recursion.
6779 PR tree-optimization/53058
6780 * double-int.h (double_int_max_value, double_int_min_value): New
6782 * double-int.c (double_int_max_value, double_int_min_value): New
6784 * tree-vrp.c (register_edge_assert_for_2): Compare mask for LE_EXPR
6785 or GT_EXPR with double_int_max_value instead of double_int_mask.
6787 2012-04-25 Richard Guenther <rguenther@suse.de>
6789 * tree-vectorizer.h (vect_loop_versioning): Adjust prototype.
6790 * tree-vect-loop.c (vect_transform_loop): Adjust.
6791 * tree-vect-loop-manip.c (vect_do_peeling_for_loop_bound): Record
6792 the maximum number of iterations for the epilogue loop.
6793 (vect_loop_versioning): Remove case re-using the peeled epilogue loop.
6795 2012-04-25 Jakub Jelinek <jakub@redhat.com>
6798 * c-typeck.c (set_nonincremental_init,
6799 set_nonincremental_init_from_string): Pass true instead of false
6800 as IMPLICIT to add_pending_init.
6802 2012-04-25 Manuel López-Ibáñez <manu@gcc.gnu.org>
6804 * c-typeck.c (pop_init_level): Improve diagnostics.
6806 2012-04-25 Uros Bizjak <ubizjak@gmail.com>
6808 * compare-elim.c (try_eliminate_compare): Also handle operands with
6809 implicit extensions.
6811 2012-04-25 Alan Modra <amodra@gmail.com>
6813 * config/rs6000/rs6000 (SAVE_INLINE_VRS, REST_INLINE_VRS,
6814 V_SAVE_INLINE, SAVRES_LR, SAVRES_SAVE, SAVRES_REG,
6815 SAVRES_GPR, SAVRES_FPR, SAVRES_VR): Define.
6816 (no_global_regs_above): Delete.
6817 (no_global_regs): New function.
6818 (rs6000_savres_strategy): Handle vector regs. Use proper lr_save_p
6819 value for load multiple test.
6820 (savres_routine_syms): Increase size.
6821 (rs6000_savres_routine_name, rs6000_savres_routine_sym,
6822 ptr_regno_for_savres, rs6000_emit_savres_rtx): Pass in int selector
6823 rather than a number of boolean flags. Update all callers.
6824 (rs6000_savres_routine_name): Generate vector save/restore names.
6825 (rs6000_savres_routine_sym): Handle vector regs. Delete forward decl.
6826 (ptr_regno_for_savres, rs6000_emit_savres_rtx): Likewise.
6827 (rs6000_emit_prologue): Delete saving_FPRs_inline, saving_GPRs_inline
6828 and using_store_multiple. Expand uses. Don't always use r11 as
6829 frame reg when needed for out-of-line saves. Set up initial offset
6830 for out-of-line vector saves when buying stack frame. Handle pointer
6831 reg setup for out-of-line fp save. Emit call to out-of-line vector
6832 save function. Choose r11 or r12 for vrsave reg when available for
6834 (rs6000_output_function_prologue): Don't emit .extern for ELF.
6835 (rs6000_emit_epilogue): Choose a better frame reg when restoring
6836 from back-chain to suit out-of-line vector restore functions. Emit
6837 call to out-of-line vector restore function. Adjust register used
6838 for cr restore. Tweak pointer register setup for gpr restore.
6839 * config/rs6000/rs6000.h (FIRST_SAVED_GP_REGNO): Take into account
6841 * config/rs6000/sysv4.h (FP_SAVE_INLINE, GP_SAVE_INLINE): Simplify.
6842 (V_SAVE_INLINE): Define.
6843 * config/rs6000/altivec.md (save_vregs_*, restore_vregs_*): New insns.
6845 2012-04-25 Alan Modra <amodra@gmail.com>
6847 * config/rs6000/rs6000.c (rs6000_savres_strategy): Allow
6848 out-of-line save/restore for large frames. Don't disable
6849 out-of-line saves on ABI_AIX when using static chain reg.
6850 (rs6000_emit_prologue): Adjust cr_save_regno on ABI_AIX to not
6851 clobber static chain reg, and tweak for out-of-line gpr saves
6854 2012-04-25 Alan Modra <amodra@gmail.com>
6856 * config/rs6000/rs6000.c (START_USE, END_USE, NOT_INUSE): Define.
6857 (rs6000_emit_prologue): Use the above to catch register overlap.
6859 2012-04-25 Alan Modra <amodra@gmail.com>
6861 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete forward
6862 decl. Move logic selecting update reg to callers. Update all callers.
6863 (rs6000_emit_allocate_stack): Add copy_off param.
6864 (emit_frame_save): Don't handle reg+reg addressing.
6865 (ptr_regno_for_savres): New function, extracted from..
6866 (rs6000_emit_savres_rtx): ..here. Add lr_offset param.
6867 (rs6000_emit_prologue): Generate frame_ptr_rtx as we need it.
6868 Set frame_reg_rtx to r11 whenever r11 is needed, and merge
6869 frame offset adjustment for out-of-line save with copy from sp.
6870 Simplify condition controlling whether cr is saved early or
6871 late. Use ptr_regno_for_savres to verify correct reg is set
6872 up for out-of-line saves. Pass the actual pointer reg used to
6873 rs6000_emit_savres_rtx so rtl matches insns in out-of-line
6874 function. Rearrange spe vars so code is similar to that
6875 elsewhere in this function. Don't update frame_off when spe
6876 save code will restore r11. Use emit_frame_save for spe and
6877 gpr saves. Consolidate darwin out-of-line gpr setup with that
6878 for other abis. Don't assume frame_offset is zero and frame
6879 reg is sp when setting up altivec reg saves, and calculate
6880 exact offset requirement.
6881 (rs6000_emit_epilogue): Use HOST_WIDE_INT for frame_off. Tidy
6882 spe restore code. Consolidate darwin out-of-line gpr setup
6883 with that for other abis.
6885 2012-04-25 Alan Modra <amodra@gmail.com>
6887 * config/rs6000/rs6000.c (rs6000_frame_related): Don't emit a
6888 REG_FRAME_RELATED_EXPR note when the instruction exactly matches
6890 (emit_frame_save): Delete frame_ptr param. Rename total_size to
6892 (rs6000_emit_prologue): Add sp_off. Update rs6000_frame_related
6893 and emit_frame_save calls. Cope with possibly missing note.
6895 2012-04-24 Sriraman Tallam <tmsriram@google.com>
6897 * config/i386/i386.c (build_processor_model_struct): New function.
6898 (make_var_decl): New function.
6899 (fold_builtin_cpu): New function.
6900 (ix86_fold_builtin): New function.
6901 (make_cpu_type_builtin): New function.
6902 (ix86_init_platform_type_builtins): New function.
6903 (ix86_expand_builtin): Expand new builtins by folding them.
6904 (ix86_init_builtins): Make new builtins to detect CPU type.
6905 (TARGET_FOLD_BUILTIN): New macro.
6906 (IX86_BUILTIN_CPU_INIT): New enum value.
6907 (IX86_BUILTIN_CPU_IS): New enum value.
6908 (IX86_BUILTIN_CPU_SUPPORTS): New enum value.
6909 * config/i386/i386-builtin-types.def: New function type.
6910 * testsuite/gcc.target/builtin_target.c: New testcase.
6911 * doc/extend.texi: Document builtins.
6913 2012-04-24 Olivier Hainque <hainque@adacore.com>
6915 * common.opt (gdwarf-): Initialize dwarf_version to -1 instead of 2.
6916 * toplev.c (process_options): Default to dwarf_version 2.
6917 * config/vxworks.c (vxworks_override_options): Default to strict-dwarf
6918 and dwarf_version 2.
6920 2012-04-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
6922 * tree-pretty-print.h (default_tree_printer): Do not declare.
6923 * tree-diagnostic.c: Include tree-pretty-print.h, tree-pass.h and
6925 (default_tree_diagnostic_starter): Make static.
6926 (default_tree_printer): Move to here. Make static.
6927 (tree_diagnostics_defaults): New.
6928 * tree-diagnostic.h (default_tree_diagnostic_starter): Do not declare.
6929 * tree.c (free_lang_data): Use tree_diagnostics_defaults.
6930 * toplev.c: Do not include tree-pass.h.
6931 (default_tree_printer): Move from here.
6932 (general_init): Use tree_diagnostics_defaults.
6934 2012-04-24 Chao-ying Fu <fu@mips.com>
6936 * config.gcc (mips64*-*-linux*): Append mips/linux-common.h to tm_file.
6937 (mips*-*-linux*): Append mips/linux-common.h to tm_file.
6938 * config/mips/gnu-user.h
6939 (SUBTARGET_CC1_SPEC): Use GNU_USER_TARGET_CC1_SPEC directly.
6940 (GNU_USER_TARGET_LINK_SPEC): New define.
6941 (LINK_SPEC): Use GNU_USER_TARGET_LINK_SPEC.
6942 (LIB_SPEC): Use GNU_USER_TARGET_LIB_SPEC directly.
6943 (GNU_USER_TARGET_MATHFILE_SPEC): New define.
6944 (ENDFILE_SPEC): Use GNU_USER_TARGET_MATHFILE_SPEC and
6945 GNU_USER_TARGET_ENDFILE_SPEC.
6946 * config/mips/gnu-user64.h (LIB_SPEC): Remove.
6947 (GNU_USER_TARGET_LINK_SPEC): New define.
6948 (LINK_SPEC): Use GNU_USER_TARGET_LINK_SPEC.
6949 * config/mips/linux-common.h: New file.
6951 2012-04-24 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6954 * config/rs6000/rs6000-c.c (fully_fold_convert): New function.
6955 (altivec_build_resolved_builtin): Call fully_fold_convert.
6957 2012-04-24 Georg-Johann Lay <avr@gjlay.de>
6960 * config/avr/avr.h (HARD_REGNO_CALL_PART_CLOBBERED): New hook define.
6962 2012-04-24 Richard Guenther <rguenther@suse.de>
6964 PR tree-optimization/53085
6965 * tree-ssa-pre.c (eliminate): Do not eliminate volatile redundant
6968 2012-04-24 Richard Guenther <rguenther@suse.de>
6970 * tree-if-conv.c (main_tree_if_conversion): Move bb under
6973 2012-04-24 Jim Meyering <meyering@redhat.com>
6975 * genattrtab.c (gen_attr): Avoid NULL-deref after diagnosing
6976 absence of an define_enum call.
6978 2012-04-24 Richard Guenther <rguenther@suse.de>
6980 * tree-vect-loop-manip.c (vect_do_peeling_for_loop_bound): If
6981 the epilogue loop is not re-used as unvectorized version
6982 record the its maximum number of iterations.
6984 2012-04-24 Andrew Pinski <apinski@cavium.com>
6986 * tree-ssa-forwprop.c (simplify_bitwise_binary):
6987 Don't directly use def1/def2.
6989 2012-04-24 Richard Guenther <rguenther@suse.de>
6991 PR tree-optimization/53098
6992 * tree-vect-loop.c (vect_analyze_loop_operations): Fixup
6995 2012-04-24 Andrew Pinski <apinski@cavium.com>
6998 * tree-ssa-forwprop.c (defcodefor_name): New function.
6999 (simplify_bitwise_binary): Use defcodefor_name instead of manually
7000 Simplify "( X | Y) & X" to X and "( X & Y) | X" to X.
7001 Simplify "(~X | Y) & X" to "X & Y" and
7002 "(~X & Y) | X" to "X | Y".
7004 2012-04-24 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7006 * recog.c (insn_invalid_p): Add IN_GROUP parameter and use
7007 validate_change to add clobbers if IN_GROUP is nonzero.
7008 (verify_changes): Call insn_invalid_p with IN_GROUP set to true.
7009 * recog.h (insn_invalid_p): Add IN_GROUP parameter to function
7011 * gcse.c (process_insert_insn): Call insn_invalid_p with IN_GROUP
7013 * config/s390/s390.c (insn_invalid_p): Likewise.
7015 2012-04-24 Jakub Jelinek <jakub@redhat.com>
7018 * varasm.c (compute_reloc_for_constant): Handle ADDR_EXPR of MEM_REF.
7019 (output_addressed_constants): Likewise.
7022 * varasm.c (get_section): Don't ICE for section conflicts with
7023 built-in section kinds.
7025 2012-04-23 DJ Delorie <dj@redhat.com>
7027 * config/s390/s390.h (LINK_SPEC): Remove, no longer needed.
7028 (LIBSTDCXX): Change to CPP2.
7030 2012-04-23 H.J. Lu <hongjiu.lu@intel.com>
7033 * opth-gen.awk: Check if MASK_ and TARGET_ macros are defined for
7036 2012-04-23 Uros Bizjak <ubizjak@gmail.com>
7038 * config/i386/i386.md (*add<mode>_2): Add r/r/0 alternative.
7039 (*addsi_2_zext): Ditto.
7040 (*add<mode>_3): Ditto.
7041 (*addsi_3_zext): Ditto.
7042 (*add<mode>_5): Ditto.
7044 2012-04-23 Andrew Pinski <apinski@cavium.com>
7046 * tree-ssa-forwprop.c (simplify_bitwise_binary): Simplify (A & B) OP0
7047 (C & B) to (A OP0) & B.
7049 2012-04-23 Martin Jambor <mjambor@suse.cz>
7051 * expr.c (expand_expr_real_1): Remove setting parent's alias set for
7052 temporaries created for a bitfield (reverting revision 122014).
7054 2012-04-23 Richard Guenther <rguenther@suse.de>
7056 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Gimplify
7057 the condition using is_gimple_condexpr and avoid the not necessary
7059 (set_prologue_iterations): Likewise.
7060 (vect_loop_versioning): Likewise.
7062 2012-04-23 Richard Guenther <rguenther@suse.de>
7064 PR tree-optimization/53070
7065 * tree-if-conv.c (combine_blocks): Free predicates in all blocks.
7066 (main_tree_if_conversion): Verify we succeeded in that.
7068 2012-04-23 Jan Hubicka <jh@suse.cz>
7070 * lto-symtab.c (lto_cgraph_replace_node): Do not call
7071 mark_reahcable_node.
7072 * cgraph.c (cgraph_remove_node): Do not clear reachable.
7073 (cgraph_mark_reachable_node): Remove.
7074 (cgraph_mark_force_output_node): Do not set reachable.
7075 (dump_cgraph_node): Do not dump reachable.
7076 (cgraph_create_virtual_clone): Do not set reachable.
7077 * cgraph.h (cgraph_node): Remove reachable flag.
7078 (varpool_node): Remove reachable flag.
7079 (cgraph_mark_if_needed): Remove.
7080 (cgraph_mark_reachable_node): Remove.
7081 * tree-emutls.c (ipa_lower_emutls): Do not check reachable.
7082 * cgraphunit.c (cgraph_finalize_function): Do not mark node as
7084 (cgraph_add_new_function): Likewise.
7085 (cgraph_mark_if_needed): Remove.
7086 (cgraph_analyze_function): Do not set target as reachable.
7087 (process_function_and_variable_attributes): Do not care about
7089 (cgraph_analyze_functions): Do not set reachable flags.
7090 (cgraph_mark_functions_to_output): Do not check reachability.
7091 (cgraph_copy_node_for_versioning): Do not set reachable flag.
7092 (dbxout_expand_expr): Update.
7093 * c-decl.c (merge_decls): Do not track changed externs.
7094 * ipa.c: Include pointer-set.h
7095 (enqueue_cgraph_node): Use reachable pointer set.
7096 (process_references): Likewise.
7097 (cgraph_remove_unreachable_nodes): Likewise.
7098 (whole_program_function_and_variable_visibility): Do not recompute
7100 * trans-mem.c (ipa_tm_execute): Do not check reachable flag.
7102 2012-04-23 Georg-Johann Lay <avr@gjlay.de>
7104 * doc/extend.texi (AVR Named Address Spaces): Fix typos.
7106 2012-04-23 Richard Guenther <rguenther@suse.de>
7109 * c-typeck.c (build_binary_op): Fix typo.
7111 2012-04-23 Jakub Jelinek <jakub@redhat.com>
7113 PR tree-optimizations/52891
7114 * tree-vect-patterns.c (adjust_bool_pattern): Use
7115 build_nonstandard_type even if rhs1 has unsigned INTEGER_TYPE,
7116 but with non-standard precision.
7118 2012-04-22 Jan Hubicka <jh@suse.cz>
7120 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Bail out at NULL
7123 2012-04-22 Jan Hubicka <jh@suse.cz>
7125 * lto-symtab.c (lto_varpool_replace_node): Do not merge needed flags.
7126 * cgraphbuild.c (record_reference, record_type_list, mark_address,
7127 mark_load, mark_store): Do not mark varpool nodes as needed.
7128 * cgraph.c (cgraph_new_nodes): Remove.
7129 (cgraph_create_function_alias): Do not mark nodes as reachable.
7130 (cgraph_add_thunk): Likewise.
7131 (cgraph_mark_reachable_node): Do not manage the queue.
7132 * cgraph.h (cgraph_node): Remove next_needed.
7133 (varpool_nodes_queue): Remove next_needed and prev_needed.
7134 (x_cgraph_nodes_queue, x_cgraph_nodes_queue, cgraph_new_nodes): Remove.
7135 (cgraph_new_nodes): Declare.
7136 (x_varpool_nodes_queue, varpool_nodes_queue); Remove.
7137 (varpool_analyze_pending_decls): Remove.
7138 (varpool_analyze_node): New.
7139 (varpool_mark_needed_node): Remove.
7140 (varpool_first_variable, varpool_next_variable): New inlines.
7141 (varpool_first_static_initializer, varpool_next_static_initializer):
7143 (FOR_EACH_STATIC_VARIABLE): Remove unused walker.
7144 (varpool_first_defined_variable): New inline.
7145 (varpool_next_defined_variable): New inline
7146 (FOR_EACH_VARIABLE): Reimplement.
7147 (FOR_EACH_DEFINED_VARIABLE): Reimplement.
7148 * toplev.c (wrapup_global_declaration_2): Use analyzed instead of
7150 * cgraphunit.c (cgraph_new_nodes): Declare here.
7151 (enqueue_node): New function.
7152 (cgraph_process_new_functions): update for new
7153 node set; when constructing cgraph enqueue node for processing.
7154 (cgraph_add_new_function): Use new node set.
7155 (process_function_and_variable_attributes): Do not set varpool needed
7157 (referred_to_p): New function.
7158 (varpool_finalize_decl): Move here from varpool.c; enqueue needed node
7159 when varpool is in construction.
7160 (cgraph_analyze_functions): Rewrite.
7161 (cgraph_expand_all_functions): Update.
7162 (cgraph_output_in_order): Do not analyze pending decls; do not set
7164 (cgraph_optimize): Do not analyze pending decls.
7165 * lto-cgraph.c (input_varpool_node): Clear analyzed flag for objects
7166 in other partition; do not mark node as needed.
7167 * dwarf2out.c (reference_to_unused): Use analyzed flag.
7168 (premark_types_used_by_global_vars_helper): Likewise.
7169 * ipa.c (process_references): Do not call varpool_mark_needed_node.
7170 (cgraph_remove_unreachable_nodes): Do not rely on varpool and
7172 (function_and_variable_visibility): Do not mark node as needed.
7173 (whole_program_function_and_variable_visibility): Likewise.
7174 * Makefile.in (gt-varpool.h): No longer needed.
7175 * passes.c (execute_one_pass, execute_ipa_pass_list): Update.
7176 (ipa_write_summaries): Do not use needed flag.
7177 * varpool.c: Do not include gt-varpool.h
7178 (x_varpool_nodes_queue, x_varpool_last_needed_node,
7179 x_varpool_last_needed_node, x_varpool_first_unanalyzed_node,
7180 x_varpool_first_unanalyzed_node, varpool_assembled_nodes_queue):
7182 (varpool_remove_node): Do not update the lists.
7183 (dump_varpool_node): Do not dump needed flag.
7184 (varpool_enqueue_needed_node): Remove.
7185 (varpool_mark_needed_node): Remove.
7186 (varpool_reset_queue): Remove.
7187 (varpool_finalize_decl): Move to cgraphunit.c
7188 (varpool_analyze_node): New functions based on former
7189 varpool_analyze_pending_decls.
7190 (varpool_analyze_pending_decls): Remove.
7191 (varpool_assemble_decl): Do not update the lists.
7192 (enqueue_node): New function.
7193 (varpool_remove_unreferenced_decls): Rewrite.
7194 (varpool_empty_needed_queue): Remove.
7195 (add_new_static_var): Do not mark node as needed.
7196 (varpool_create_variable_alias): Handle expansion state
7198 * except.c (output_ttype): Do not mark node as needed.
7199 * varasm.c (mark_decl_referenced): Do not use mark_needed_node.
7200 * tree-profile.c (init_ic_make_global_vars, init_ic_make_global_vars):
7202 * tree-switch-conversion.c (build_one_array): Likewise.
7204 2012-04-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
7207 * doc/invoke.texi (pedantic): Rename to Wpedantic.
7208 * common.opt (Wpedantic): New.
7209 (pedantic): Alias Wpedantic.
7210 * diagnostic.c (warning_at): Likewise.
7211 * c-decl.c (diagnose_mismatched_decls): Likewise.
7212 (build_array_declarator): Likewise.
7213 (mark_forward_parm_decls):
7214 (check_bitfield_type_and_width): Likewise.
7215 (grokdeclarator): Likewise.
7216 (grokfield): Likewise.
7217 (finish_struct): Likewise.
7218 (build_enumerator): Likewise.
7219 (store_parm_decls_oldstyle): Likewise.
7220 (declspecs_add_qual): Likewise.
7221 (declspecs_add_type): Likewise.
7222 (finish_declspecs): Likewise.
7223 * c-typeck.c (composite_type): Likewise.
7224 (comp_target_types): Likewise.
7225 (build_array_ref): Likewise.
7226 (pointer_diff): Likewise.
7227 (build_unary_op): Likewise.
7228 (build_conditional_expr): Likewise.
7229 (build_c_cast): Likewise.
7230 (convert_for_assignment): Likewise.
7231 (maybe_warn_string_init): Likewise.
7232 (digest_init): Likewise.
7233 (pop_init_level): Likewise.
7234 (set_init_index): Likewise.
7235 (c_finish_goto_label): Likewise.
7236 (c_finish_return): Likewise.
7237 (do_case): Likewise.
7238 (build_binary_op): Likewise.
7239 * c-parser.c (static): Likewise.
7240 (c_parser_external_declaration): Likewise.
7241 (c_parser_declaration_or_fndef): Likewise.
7242 (c_parser_static_assert_declaration_no_se): Likewise.
7243 (c_parser_enum_specifier): Likewise.
7244 (c_parser_struct_or_union_specifier): Likewise.
7245 (c_parser_struct_declaration): Likewise.
7246 (c_parser_alignas_specifier): Likewise.
7247 (c_parser_braced_init): Likewise.
7248 (c_parser_initelt): Likewise.
7249 (c_parser_compound_statement_nostart): Likewise.
7250 (c_parser_conditional_expression): Likewise.
7251 (c_parser_alignof_expression): Likewise.
7252 (c_parser_postfix_expression): Likewise.
7253 (c_parser_postfix_expression_after_paren_): Likewise.
7254 (c_parser_objc_class_instance_variables): Likewise.
7255 (c_parser_objc_method_definition): Likewise.
7256 (c_parser_objc_methodprotolist): Likewise.
7258 2012-04-22 Ian Lance Taylor <iant@google.com>
7260 * godump.c (go_output_typedef): Dump size of structs.
7262 2012-04-22 Razya Ladelsky <razya@il.ibm.com>
7264 Correcting transform_to_exit_first_loop + fix to PR46886
7265 * tree-parloops.c (transform_to_exit_first_loop): Remove
7266 setting of number of iterations according to the loop pattern.
7267 Duplicate from entry to exit->src instead of loop->latch.
7268 (pallelize_loops): Remove the condition preventing do-while loops.
7269 * tree-cfg.c (bool bb_in_region_p): New.
7270 (gimple_duplicate_sese_tail): Adjust duplication of the the subloops.
7271 Adjust redirection of the duplicated iteration.
7273 2012-04-21 Richard Sandiford <rdsandiford@googlemail.com>
7276 * rtl.def (ADDRESS): Use "i" rather than "w".
7277 * rtl.h (find_base_term): Delete.
7278 (may_be_sp_based_p): Declare.
7279 * rtl.c (rtx_code_size): Remove ADDRESS special case.
7280 * alias.h (UNIQUE_BASE_VALUE_SP, UNIQUE_BASE_VALUE_ARGP)
7281 (UNIQUE_BASE_VALUE_FP, UNIQUE_BASE_VALUE_HFP): Move to...
7283 (find_base_term): Make static.
7284 (may_be_sp_based_p): New function.
7285 * dse.c (record_store): Use it.
7286 * store-motion.c (store_killed_in_insn): Likewise.
7288 2012-04-21 Richard Sandiford <rdsandiford@googlemail.com>
7290 * fold-const.c (fold_checksum_tree): Fix VECTOR_CST case.
7292 2012-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
7295 * c-typeck.c (inform_declaration): New.
7296 (build_function_call_vec): Do not pretty-print
7297 expressions when caret is enabled.
7298 (convert_arguments): Use inform_declaration.
7300 2012-04-20 Jim Meyering <meyering@redhat.com>
7302 * genmodes.c (make_complex_modes): Don't truncate a mode name of
7303 length 7 or more when prepending a "C". Suggested by Richard Guenther.
7305 2012-04-20 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7307 PR rtl-optimization/44214
7308 * fold-const.c (exact_inverse): New function.
7309 (fold_binary_loc): Fold vector and complex division by constant into
7310 multiply by recripocal with flag_reciprocal_math; fold vector division
7311 by constant into multiply by reciprocal with exact inverse.
7313 2012-04-20 Jan Hubicka <jh@suse.cz>
7315 * lto-symtab.c (lto_cgraph_replace_node): Merge needed instead of
7317 * cgraph.c (cgraph_add_thunk): Use mark_reachable_node.
7318 (cgraph_remove_node): Update.
7319 (cgraph_mark_needed_node): Remove.
7320 (cgraph_mark_force_output_node): New.
7321 (dump_cgraph_node): Do not dump needed flag.
7322 (cgraph_node_cannot_be_local_p_1): Update.
7323 (cgraph_can_remove_if_no_direct_calls_and_refs): Update.
7324 * cgraph.h (symtab_node_base): Add force_output flag.
7325 (cgraph_node): Remove needed flag.
7326 (varpool_node): Remove force_output flag.
7327 (cgraph_mark_needed_node): Remove.
7328 (cgraph_mark_force_output_node): New.
7329 (cgraph_only_called_directly_or_aliased_p,
7330 varpool_can_remove_if_no_refs, varpool_all_refs_explicit_p): Update.
7331 * ipa-cp.c (ipcp_generate_summary): Remove out of date assert.
7332 * cgraphunit.c (cgraph_decide_is_function_needed): rewrite.
7333 (cgraph_add_new_function): Update.
7334 (cgraph_mark_if_needed): Update.
7335 (verify_cgraph_node): Update.
7336 (cgraph_analyze_function): Alias target is reachable.
7337 (process_function_and_variable_attributes): Update: externally_visible
7338 flag makes function reachable.
7339 (cgraph_analyze_functions): Update dumping.
7340 * lto-cgraph.c (lto_output_node, lto_output_varpool_node,
7341 input_overwrite_node, input_varpool_node): Update streaming.
7342 * lto-streamer-out.c (produce_symtab): Use force_output.
7343 * ipa.c (process_references): Weakrefs must be processed.
7344 (cgraph_remove_unreachable_nodes): Likewise; update for new
7346 (varpool_externally_visible_p): Weakrefs are externally visible
7347 even if they are not.
7348 (function_and_variable_visibility): Update; when processing alias
7349 pair force the targets to be output.
7350 (whole_program_function_and_variable_visility): Use
7351 mark_reachable_node.
7352 * trans-mem.c (ipa_tm_mark_needed_node): Remove
7353 (ipa_tm_mark_force_output_node): New function.
7354 (ipa_tm_create_version_alias, ipa_tm_create_version): Update.
7355 * gimple-fold.c (can_refer_decl_in_current_unit_p): Be lax about
7357 * varasm.c (mark_decl_referenced): Update.
7358 (find_decl_and_mark_needed): Remove.
7359 (find_decl): New function.
7360 (weak_finish, finish_aliases_1, assemble_alias): Update; do not mark
7361 alias targets as needed.
7362 (dump_tm_clone_pairs): Update.
7363 * tree-inline.c (copy_bb): Update check.
7364 * symtab.c (dump_symtab_base): Dump force_output.
7365 * tree-ssa-structalias.c (ipa_pta_execute): Use force_output.
7366 * passes.c (execute_todo): Fix dumping.
7367 * varpool.c (decide_is_variable_needed, varpool_finalize_decl): Update.
7368 (varpool_analyze_pending_decls): Alias target is reachable.
7369 (varpool_create_variable_alias): Finalize weakrefs.
7371 2012-04-20 Jakub Jelinek <jakub@redhat.com>
7374 * alias.h (UNIQUE_BASE_VALUE_SP, UNIQUE_BASE_VALUE_ARGP,
7375 UNIQUE_BASE_VALUE_FP, UNIQUE_BASE_VALUE_HFP): Define.
7376 * alias.c (init_alias_targets): Use UNIQUE_BASE_VALUE_*
7377 macros instead of constants.
7378 * dse.c (record_store): Check for SP ADDRESS by comparing
7379 XWINT to UNIQUE_BASE_VALUE_SP instead of expecting
7380 XEXP to be stack_pointer_rtx.
7382 2012-04-20 Richard Guenther <rguenther@suse.de>
7384 * tree-ssa-copy.c (propagate_tree_value_into_stmt): Use
7385 update_call_from_tree when propagating into a call.
7387 2012-04-20 Alan Modra <amodra@gmail.com>
7389 * config/rs6000/rs6000.c (rs6000_emit_savres_rtx): Formatting.
7390 (rs6000_emit_prologue, rs6000_emit_epilogue): Likewise. Rename
7391 sp_offset to frame_off. Move world save code earlier.
7393 2012-04-20 Richard Guenther <rguenther@suse.de>
7395 PR tree-optimization/53050
7396 * tree-ssa-forwprop.c (ssa_forward_propagate_and_combine):
7397 Do only one transform on COND_EXPRs at the same time.
7399 2012-04-19 Jan Hubicka <jh@suse.cz>
7401 * symtab.c (dump_symtab_base): Revert accidental checkin.
7403 2012-04-20 Alan Modra <amodra@gmail.com>
7406 * config/rs6000/rs6000.c (rs6000_savres_strategy): When using
7407 static chain, set REST_INLINE_FPRS too.
7409 2012-04-20 Thomas Schwinge <thomas@codesourcery.com>
7411 * tree-dump.c (dequeue_and_dump) <BIT_FIELD_REF>: Dump the three child
7414 2012-04-20 Richard Guenther <rguenther@suse.de>
7416 * tree-vect-loop.c (vect_analyze_loop_operations): Do not vectorize
7417 loops that can never run more often than the vectorization factor.
7419 2012-04-19 Jan Hubicka <jh@suse.cz>
7421 * symtab.c (dump_symtab_base): Fix dumping of asm lists.
7423 2012-04-19 David Edelsohn <dje.gcc@gmail.com>
7425 * config/rs6000/sync.md (fetchop_name): Change ior attribute to "or".
7427 2012-04-19 Jim Meyering <meyering@redhat.com>
7429 * genmodes.c (make_complex_modes): Avoid unnecessary use of strncpy.
7430 We verified above that the string(including trailing NUL) fits in buf,
7433 2012-04-19 Richard Guenther <rguenther@suse.de>
7435 * symtab.c (dump_symtab_base): Use TREE_STRING_POINTER
7436 for dumping DECL_SECTION_NAME.
7438 2012-04-19 Michael Matz <matz@suse.de>
7441 * tree.h (VECTOR_CST_NELTS): Use part number of types again.
7442 (struct tree_vector): Adjust GTY length.
7443 * tree.c (make_vector_stat): Don't set VECTOR_CST_NELTS.
7445 * gengtype.c (struct walk_type_data): Add in_record_p and loopcounter
7447 (walk_type, <TYPE_POINTER, TYPE_ARRAY>): Handle case where our
7448 caller emitted the length calulation already.
7449 (walk_type, <TYPE_UNION, TYPE_STRUCT>): Emit length calculations
7450 before handling any of the fields for structs.
7452 2012-04-19 Richard Guenther <rguenther@suse.de>
7454 PR tree-optimization/53031
7455 * tree-vrp.c (adjust_range_with_scev): Revert back to
7456 using max_loop_iterations.
7458 2012-04-19 Michael Matz <matz@suse.de>
7460 * diagnostic.c (emit_diagnostic): Move va_end call after user
7462 (warning, warning_at, pedwarn, permerror): Ditto.
7464 2012-04-19 Richard Guenther <rguenther@suse.de>
7466 * ira-int.h (ira_allocno_object_iter_cond): Avoid out-of-bound
7469 2012-04-19 Georg-Johann Lay <avr@gjlay.de>
7472 * config/avr/avr.c (avr_out_load_psi): Fix assembler template for
7473 the case *(X+const).
7475 2012-04-19 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
7477 * config/arm/sync.md (sync_optab): Change ior attribute to "or".
7479 2012-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
7482 * stmt.c (warn_if_unused_value): Skip NOP_EXPR.
7483 * convert.c (convert_to_integer): Don't set TREE_NO_WARNING.
7485 2012-04-19 Richard Guenther <rguenther@suse.de>
7487 PR rtl-optimization/44688
7488 * loop-iv.c (determine_max_iter): Only return max_iter.
7489 (iv_number_of_iterations): Also use the recorded loop bound
7490 on the maximum number of iterations.
7491 * loop-unroll.c (decide_unroll_runtime_iterations): Use
7492 max_iter to avoid unrolling loops that do not roll.
7493 (decide_unroll_stupid): Likewise.
7495 2012-04-18 Steven Bosscher <steven@gcc.gnu.org>
7497 * targhooks.c (default_case_values_threshold): Fix code style nit.
7499 * stmt.c (add_case_node, expand_case): Move logic to remove/reduce
7500 case range and type folding from here...
7501 * gimplify.c (gimplify_switch_expr): ... to here. Expect NULL_TREE
7502 type, as documented in tree.def.
7504 2012-04-18 Jan Hubicka <jh@suse.cz>
7506 * cgraph.h (verify_symtab, verify_symtab_node, verify_symtab_base):
7508 * cgraphunit.c (verify_cgraph_node): Verify symtab base; do not verify
7509 cgraph hash and same comdat groups.
7510 (cgraph_optimize): Verify symbol table.
7511 * ipa.c (cgraph_remove_unreachable_nodes): Verify symbol table.
7512 (dissolve_same_comdat_group_list): Work on symtab nodes.
7513 (function_and_variable_visibility): Dissolve variable same comdat group
7515 * symtab.c: Include timevar.h
7516 (verify_symtab_base, verify_symtab_node, verify_symtab): New functions.
7518 2012-04-18 Steven Bosscher <steven@gcc.gnu.org>
7520 * tree-switch-conversion.c (info): Remove global pass info.
7521 (check_range, check_process_case, check_final_bb, create_temp_arrays,
7522 free_temp_arrays, gather_default_values, build_constructors,
7523 array_value_type, build_one_array, build_arrays, gen_def_assigns,
7524 fix_phi_nodes, gen_inbound_check): Pass info around from ...
7525 (process_switch): ... here. Unify message format. Return a const
7526 char pointer to the failure reason message.
7527 (do_switchconv): Unify message format. Update process_switch usage.
7529 * tree.def (CASE_LABEL_EXPR): Fix documentation, mention all operands.
7530 * tree-cfg.c (edge_to_cases): Fix documentation.
7532 2012-04-18 Uros Bizjak <ubizjak@gmail.com>
7534 * config/alpha/sync.md (fetchop_name): Change ior attribute to "or".
7536 2012-04-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7538 PR tree-optimization/52976
7539 * tree-ssa-reassoc.c (add_to_ops_vec_max_rank): Delete.
7540 (possibly_move_powi): New function.
7541 (rewrite_expr_tree): Call possibly_move_powi.
7542 (rewrite_expr_tree_parallel): Likewise.
7543 (attempt_builtin_powi): Change call of add_to_ops_vec_max_rank to
7544 call add_to_ops_vec instead.
7546 2012-04-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7548 PR tree-optimization/52976
7549 * tree-ssa-reassoc.c (stmt_is_power_of_op): New function.
7550 (decrement_power): Likewise.
7551 (propagate_op_to_single_use): Likewise.
7552 (zero_one_operation): Handle __builtin_pow* calls in linearized
7553 expression trees; factor logic into propagate_op_to_single_use.
7554 (undistribute_ops_list): Allow operands with repeat counts > 1.
7556 2012-04-18 Richard Guenther <rguenther@suse.de>
7558 PR tree-optimization/44688
7559 * cfgloop.h (record_niter_bound): Declare.
7560 * tree-ssa-loop-niter.c (record_niter_bound): Export.
7561 Update the estimation with the upper bound here...
7562 (estimate_numbers_of_iterations_loop): ... instead of here.
7563 Do not forcefully reset a recorded upper bound.
7564 * tree-vect-loop-manip.c (vect_do_peeling_for_alignment):
7565 Record the maximum number of loop iterations of the prologue loop.
7567 2012-04-18 Jan Hubicka <jh@suse.cz>
7569 * lto-symtab.c (lto_cgraph_replace_node): Update.
7570 * cgraphbuild.c (record_reference, record_type_list,
7571 record_eh_tables, mark_address, mark_load, mark_store): Update.
7572 * cgraph.c (cgraph_same_body_alias, dump_cgraph_node,
7573 cgraph_create_virtual_clone, cgraph_for_node_thunks_and_aliases):
7575 * cgraph.h (symtab_node_def, symtab_node, const_symtab_node): Remove.
7576 (cgraph_alias_aliased_node, varpool_alias_aliased_node): Update.
7577 * reload.c: Fix typo in comment.
7578 * rtlanal.c: Likewise.
7579 * tree-emultls.c (gen_emutls_addr): Update.
7580 * ipa-reference.c (analyze_function): Update.
7581 * cgraphunit.c (cgraph_analyze_function,
7582 cgraph_process_same_body_aliases, assemble_thunks_and_aliases):
7584 * ipa-ref.c (ipa_record_reference): Reorg to avoid reference types.
7585 (ipa_remove_reference): Likewise.
7586 (ipa_remove_all_refering): Rename to ...
7587 (ipa_remove_all_referring): ... this one; update.
7588 (ipa_dump_references): Update.
7589 (ipa_dump_referring): Update.
7590 (ipa_clone_references): Update.
7591 (ipa_clone_refering): Rename to ...
7592 (ipa_clone_referring): ... this one; update.
7593 (ipa_ref_cannot_lead_to_return): Update.
7594 (ipa_ref_has_aliases_p): Update.
7595 * ipa-ref.h (symtab_node_def, symtab_node, const_symtab_node): New
7597 (ipa_ref_type): Remove.
7598 (ipa_ref_ptr_u): Remove.
7599 (ipa_ref): Remove referencing, refered, refered_index, refering_type
7600 and refered_type; add referring, referred and referred_index.
7601 (ipa_ref_list): Rename refering to referring.
7602 (ipa_record_reference, ipa_remove_all_referring, ipa_dump_referring,
7603 ipa_clone_references, ipa_clone_referring): Update prototypes.
7604 * lto-cgraph.c (referenced_from_other_partition_p): Update.
7605 (lto_output_ref): Update.
7606 (add_references): Update.
7607 (input_varpool_node): Update.
7608 (input_refs): Update.
7609 * ipa-ref-inline.h (ipa_ref_node): Update.
7610 (ipa_ref_varpool_node): Update.
7611 (ipa_ref_referring_node): Update.
7612 (ipa_ref_referring_varpool_node): Update.
7613 (ipa_ref_referring_ref_list): Update.
7614 (ipa_ref_referred_ref_list): Update.
7615 (ipa_ref_list_first_referring): Update.
7616 (ipa_empty_ref_list): Update.
7617 (ipa_ref_list_refering_iterate): Rename to ...
7618 (ipa_ref_list_referring_iterate): ... this one.
7619 * cse.c: Update comment.
7620 * ipa-utils.c (ipa_reverse_postorder): Update.
7621 * tree-ssa-alias.c: Update.
7622 * ipa-inline.c (reset_edge_caches): Update.
7623 (update_caller_keys): Update.
7624 * ipa-inline.h: Update comments.
7625 * jump.c: Update comment.
7626 * alias.c: Likewise.
7627 * ipa.c (process_references): Update.
7628 (cgraph_remove_unreachable_nodes): Likewise.
7629 (ipa_discover_readonly_nonaddressable_var): Likewise.
7630 (cgraph_address_taken_from_non_vtable_p): Likewise.
7631 * trans-mem.c (ipa_tm_execute): Update.
7632 * simplify-rtx.c: Fix comment.
7633 * rtl.c: Fix comment.
7634 * symtab.c (symtab_unregister_node): Update.
7635 * varpool.c (dump_varpool_node): Update.
7636 (varpool_analyze_pending_decls): Update.
7637 (assemble_aliases): Update.
7638 (varpool_for_node_and_aliases): Update.
7640 2012-04-18 Richard Guenther <rguenther@suse.de>
7642 * cfgloop.h (estimate_numbers_of_iterations_loop): Remove
7643 use_undefined_p parameter.
7644 * tree-flow.h (estimate_numbers_of_iterations): Likewise.
7645 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop):
7647 (estimate_numbers_of_iterations): Likewise.
7648 (estimated_loop_iterations): Adjust.
7649 (max_loop_iterations): Likewise.
7650 (scev_probably_wraps_p): Likewise.
7651 * tree-ssa-loop.c (tree_ssa_loop_bounds): Likewise.
7652 * tree-vrp.c (adjust_range_with_scev): Use max_stmt_executions,
7653 not max_loop_iterations.
7654 (execute_vrp): Remove explicit number of iterations estimation.
7656 2012-04-18 Enkovich Ilya <ilya.enkovich@intel.com>
7658 * config/i386/linux-common.h: New.
7660 * config.gcc: Add i386/linux-common.h before
7661 all i386/linux.h and i386/linux64.h usages.
7663 * config/i386/gnu-user.h (GNU_USER_TARGET_LINK_SPEC): New.
7664 (LINK_SPEC): Use GNU_USER_TARGET_LINK_SPEC.
7665 * config/i386/gnu-user64.h: Likewise.
7667 * config/i386/gnu-user.common.h (GNU_USER_TARGET_CC1_SPEC): New.
7668 (CC1_SPEC): Use GNU_USER_TARGET_CC1_SPEC.
7669 (GNU_USER_TARGET_MATHFILE_SPEC): New.
7670 (ENDFILE_SPEC): Use GNU_USER_TARGET_MATHFILE_SPEC.
7672 2012-04-18 Jan Hubicka <jh@suse.cz>
7674 * cgraph.c (cgraph_node_name): Remove.
7675 (dump_cgraph_node): Use dump_symtab_base; reformat.
7676 * cgraph.h (symtab_node_asm_name, symtab_node_name, dump_symtab,
7677 debug_symtab, dump_symtab_node, debug_symtab_node, dump_symtab_base):
7679 (cgraph_node_name, varpool_node_name): Remove.
7680 (cgraph_node_asm_name, varpool_node_asm_name,
7681 cgraph_node_name, varpool_node_name): New.
7682 * tree-pass.h (TODO_dump_cgraph): Rename to ...
7683 (TODO_dump_symtab): ... this one.
7684 * ipa-cp (pass_ipa_cp): Update.
7685 * ia-reference.c (generate_summary, read_write_all_from_decl,
7686 propagate, ipa_reference_read_optimization_summary): Update.
7687 * cgraphunit.c (cgraph_analyze_functions): Update.
7688 (cgraph_optimize): Update.
7689 * ipa-ref.c (ipa_dump_references): Update.
7690 (ipa_dump_refering): Update.
7691 * ipa-inline.c (pass_ipa_inline): Update.
7692 * matrix-reorg.c (pass_ipa_matrix_reorg): Update.
7693 * ipa.c (pass_ipa_function_visibility,
7694 pass_ipa_whole_program_visibility): Update.
7695 * tree-sra.c (pass_early_ipa_sra): Update.
7696 * symtab.c: Include langhooks.h
7697 (symtab_node_asm_name): New.
7698 (symtab_node_name): New.
7699 (symtab_type_names): New static var.
7700 (dump_symtab_base): New.
7701 (dump_symtab_node, dump_symtab): New.
7702 (debug_symtab_node, debug_symtab): New.
7703 * tree-ssa-structalias.c: Dump symbol table.
7704 * pases.c (execute_todo): Handle TODO_dump_symtab instead
7705 of TODO_dump_cgraph.
7706 * varpoo.c (varpool_node_name): Remove.
7707 (dump_varpool_node): Use dump_symtab_base; reformat.
7709 2012-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
7711 * doc/invoke.texi (Language Independent Options): @item should be
7714 2012-04-17 Richard Sandiford <rdsandiford@googlemail.com>
7717 * rtl.c (rtx_code_size): Handle ADDRESS.
7719 2012-04-17 Tom de Vries <tom@codesourcery.com>
7721 * tree-iterator.c (append_to_statement_list_1): Handle case that *list_p
7724 2012-04-17 Uros Bizjak <ubizjak@gmail.com>
7727 * config/i386/sync.md (atomic_<code><mode>): Rename to
7728 atomic_<logic><mode>.
7730 2012-04-17 Richard Sandiford <rdsandiford@googlemail.com>
7732 * rtl.def (ADDRESS): Turn operand into a HOST_WIDE_INT.
7733 * alias.c (reg_base_value): Expand and update comment.
7734 (arg_base_value): New variable.
7735 (unique_id): Move up file.
7736 (unique_base_value, unique_base_value_p, known_base_value_p): New.
7737 (find_base_value): Use arg_base_value and known_base_value_p.
7738 (record_set): Document REG_NOALIAS handling. Use unique_base_value.
7739 (find_base_term): Use known_base_value_p.
7740 (base_alias_check): Use unique_base_value_p.
7741 (init_alias_target): Initialize arg_base_value. Use unique_base_value.
7742 (init_alias_analysis): Use 1 as the first id for REG_NOALIAS bases.
7744 2012-04-17 Pat Haugen <pthaugen@us.ibm.com>
7746 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Remove DImode.
7748 2012-04-17 Michael Matz <matz@suse.de>
7750 PR tree-optimization/18437
7751 * tree-vectorizer.h (_stmt_vec_info.stride_load_p): New member.
7752 (STMT_VINFO_STRIDE_LOAD_P): New accessor.
7753 (vect_check_strided_load): Declare.
7754 * tree-vect-data-refs.c (vect_check_strided_load): New function.
7755 (vect_analyze_data_refs): Use it to accept strided loads.
7756 * tree-vect-stmts.c (vectorizable_load): Ditto and handle them.
7758 2012-04-17 Richard Guenther <rguenther@suse.de>
7761 * tree-eh.c (cleanup_empty_eh_merge_phis): Properly discard
7762 loops when redirecting an entry or latch edge.
7764 2012-04-17 Bernd Schmidt <bernds@codesourcery.com>
7766 * sel-sched.c (sel_global_init): Revert previous change.
7768 2012-04-17 Richard Guenther <rguenther@suse.de>
7770 * tree-flow.h (array_at_struct_end_p): Move declaration ...
7771 * tree.h (array_at_struct_end_p): ... here.
7772 * tree-ssa-loop-niter.c (array_at_struct_end_p): Move ...
7773 * expr.c (array_at_struct_end_p): ... here. Rewrite.
7775 2012-04-17 Steven Bosscher <steven@gcc.gnu.org>
7777 * stmt.c (cost_table_, use_cost_table, cost_table_initialize,
7778 COST_TABLE): Remove.
7779 (estimate_case_costs): Remove.
7780 (expand_case): Do not call estimate_case_costs
7781 to set use_cost_table.
7782 (balance_case_nodes): Do not use use_cost_table.
7784 2012-04-16 Jan Hubicka <jh@suse.cz>
7786 * cgraph.c (cgraph_hash, assembler_name_hash): Remove.
7787 (hash_node, eq_node): Remove.
7788 (cgraph_create_node): Do not handle hashtable.
7789 (cgraph_get_node): Remove.
7790 (cgraph_insert_node_to_hashtable): Remove.
7791 (hash_node_by_assembler_name): Remove.
7792 (eq_assembler_name): Remove.
7793 (cgraph_node_for_asm): Rewrite.
7794 (cgraph_find_replacement_node): Break out from ...
7795 (cgraph_remove_node): ... here; do not maintain hashtables.
7796 (change_decl_assembler_name): Remove.
7797 (cgraph_clone_node): Do not maintain hashtables.
7798 * cgraph.h (const_symtab_node): New typedef.
7799 (cgraph_insert_node_to_hashtable): Remove.
7800 (symtab_get_node, symtab_node_for_asm,
7801 symtab_insert_node_to_hashtable): Declare.
7802 (cgraph_find_replacement_node): Declare.
7803 (cgraph_get_node, varpool_get_node): Turn into inlines.
7804 (cgraph, varpool): Work sanely on NULL pointers.
7805 (FOR_EACH_SYMBOL): New walker.
7806 * ipa-inline-transform.c (save_inline_function_body): Use
7807 symtab_insert_node_to_hashtable.
7808 * symtab.c: Include ggc.h and diagnostics.h
7809 (symtab_hash, assembler_name_hash): New static vars;
7810 (hash_node, eq_node, hash_node_by_assembler_name,
7811 eq_assembler_name, insert_to_assembler_name_hash,
7812 unlink_from_assembler_name_hash): New.
7813 (symtab_register_node): Update hashtables.
7814 (symtab_insert_node_to_hashtable): New.
7815 (symtab_unregister_node): Update hashtables.
7816 (symtab_get_node): New.
7817 (symtab_node_for_asm): New.
7818 (change_decl_assembler_name): New.
7819 * Makefile.in (symtab.o): Needs GTY.
7820 * varpool.c (varpool_hash): Remove.
7821 (hash_varpool_node, eq_varpool_node, varpool_get_node): Remove.
7822 (varpool_node): Rewrite using varpool_get_node.
7823 (varpool_remove_node): DO not maintain hashtables.
7824 (varpool_node_for_asm): Rewrite.
7826 2012-04-16 Sandra Loosemore <sandra@codesourcery.com>
7828 * doc/invoke.texi: Copy-edit to put verbs in the present tense
7829 when describing the current behavior of GCC.
7831 2012-04-16 Richard Sandiford <rdsandiford@googlemail.com>
7833 * genemit.c (gen_exp): Remove ADDRESS handling.
7834 * genoutput.c (scan_operands): Likewise.
7835 * genpeep.c (match_rtx): Likewise.
7836 * genrecog.c (add_to_sequence): Likewise.
7838 2012-04-16 David Edelsohn <dje.gcc@gmail.com>
7840 * doc/install.texi (Specific, *-ibm-aix*): Update assembler bug status.
7842 2012-04-16 Martin Jambor <mjambor@suse.cz>
7844 * tree-sra.c (build_ref_for_model): Create COMPONENT_REFs only for
7847 2012-04-16 Ulrich Weigand <ulrich.weigand@linaro.org>
7850 * config/arm/arm.c (arm_print_operand): Fix invalid alignment
7851 hints for 'A' operand types.
7853 2012-04-16 Jan Hubicka <jh@suse.cz>
7855 * cgraph.h (symtab_node_base): Add next and previous pointers.
7856 (cgraph_node): Remove next and preivous pointers.
7857 (varpool_node): Likewise; remove next/previous GTY marker;
7858 it is not type safe.
7859 (symtab_node_def): Update GTY marker
7860 (x_cgraph_nodes, cgraph_nodes): Remove.
7861 (symtab_nodes): New function.
7862 (cgraph_order): Rename to ...
7863 (symtab_order): ... this one.
7864 (symtab_register_node, symtab_unregister_node, symtab_remove_node):
7866 (x_varpool_nodes, varpool_nodes): Remove.
7867 (FOR_EACH_STATIC_VARIABLE): Update.
7868 (symtab_function_p, symtab_variable_p): New function.
7869 (FOR_EACH_VARIABLE): Update.
7870 (varpool_first_variable, varpool_next_variable): New functions.
7871 (FOR_EACH_VARIABLE): Update.
7872 (cgraph_first_defined_function): Update.
7873 (cgraph_next_defined_function, cgraph_next_defined_function): Update.
7874 (FOR_EACH_DEFINED_FUNCTION, FOR_EACH_FUNCTION): Update.
7875 (cgraph_first_function, cgraph_next_function): New.
7876 (FOR_EACH_FUNCTION): Update.
7877 (cgraph_first_function_with_gimple_body,
7878 cgraph_next_function_with_gimple_body): Update.
7879 * symtab.c: New file.
7880 * cgraph.c: Update copyright dates.
7881 (x_cgraph_nodes, cgraph_order): Remove.
7882 (NEXT_FREE_NODE): Update.
7883 (SET_NEXT_FREE_NODE): New.
7884 (cgraph_create_node_1): Remove common code.
7885 (cgraph_create_node): Remove common code; call symtab_register_node.
7886 (cgraph_remove_node): Remove common code; call symtab_unregister-node.
7887 (cgraph_add_asm_node): Update.
7888 (cgraph_clone_node): Register new node.
7889 * cgraphunit.c (process_function_and_variable_attributes): Update.
7890 (cgraph_analyze_functions): Update.
7891 (cgraph_analyze_functions): Update.
7892 (cgraph_output_in_order): Update.
7893 * lto-cgraph.c (input_node, input_varpool_node, input_cgraph_1):
7895 * ipa-inline.c (recursive_inlining): Update.
7896 * lto-streamer-in.c (lto_input_toplevel_asms): Update.
7897 * ipa.c (cgraph_remove_unreachable_nodes): Update.
7898 * Makefile.in: Add symtab.o
7899 * varpool.c (x_varpool_nodes): Remove
7900 (varpool_node): Remove common code; call symtab_register_node.
7901 (varpool_remove_node): Remove common code; call symtab_unregister_node.
7903 2012-04-16 Richard Guenther <rguenther@suse.de>
7906 * tree.h (VECTOR_CST_NELTS): Adjust.
7907 (struct tree_vector): Add explicit length field.
7908 (make_vector_stat): Declare.
7909 (make_vector): Define.
7910 * tree.c (make_vector_stat): New function.
7911 (build_vector_stat): Use it.
7912 * tree-streamer-in.c (streamer_alloc_tree): Likewise.
7914 2012-04-16 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7916 PR tree-optimization/52976
7917 * tree-ssa-reassoc.c (add_to_ops_vec_max_rank): New function.
7918 (undistribute_ops_list): Ops with repeat counts aren't eligible for
7920 (attempt_builtin_powi): Call add_to_ops_vec_max_rank.
7922 2012-04-16 Jan Hubicka <jh@suse.cz>
7924 * cgraph.h (FOR_EACH_VARIABLE, FOR_EACH_VARIABLE, FOR_EACH_FUNCTION):
7926 * lto-symtab.c (lto_symtab_merge_cgraph_nodes): Use FOR_EACH
7927 walkers to walk cgraph and varpool.
7928 * cgraph.c (cgraph_node_for_asm): Likewise.
7929 (dump_cgraph): Likewise.
7930 * value-prof.c (init_node_map): Likewise.
7931 * tree.c (free_lang_data_in_cgraph): Likewise.
7932 * tree-emutls.c: (ipa_lower_emutls): Likewise.
7933 * ipa-reference.c (generate_summary, propagate): Likewise.
7934 * cgraphunit.c (verify_cgraph, cgraph_process_same_body_aliases,
7935 cgraph_mark_functions_to_output, cgraph_output_in_order,
7936 output_weakrefs, cgraph_materialize_all_clones,
7937 cgraph_optimize): Likewise.
7938 * lto-cgraph.c (merge_profile_summaries): Likewise.
7939 (input_cgraph): Likewise.
7940 * ipa-pure-const.c (generate_summary): Likewise.
7941 (propagate): Likwise.
7942 * ipa-utils.c (ipa_reduced_postorder): Likewise.
7943 (ipa_free_postorder_info): Likewise.
7944 (ipa_reverse_postorder): Likewise.
7945 * ipa-inline.c (ipa_inline): Likewise.
7946 * matrix-reorg.c (find_matrices_decl): Likewise.
7947 (matrix_reorg): Likewise.
7948 * tree-vectorizer.c (increase_alignment): Likewise.
7949 * ipa.c (cgraph_remove_unreachable_nodes): Likewise.
7950 (function_and_variable_visibility): Likewise.
7951 (whole_program_function_and_variable_visibility): Likewise.
7952 (ipa_cdtor_merge): Likewise.
7953 * trans-mem.c (ipa_tm_execute): Likewise.
7954 * ipa-inline-analysis.c (dump_inline_summaries): Likewise.
7955 * ipa-prop.c (ipa_print_all_jump_functions): Likewise.
7956 (ipa_print_all_params): Likewise.
7957 (ipa_update_after_lto_read): Likewise.
7958 * tree-profie.c (tree_profiling): Likewise.
7959 * tree-ssa-structalias.c (ipa_pta_execute): Likewise.
7960 * passes.c (dump_passes): Likewise.
7961 (do_per_function): Likewise.
7962 (ipa_write_summaries): Likewise.
7963 * varpool.c (dump_varpool): Likewise.
7964 (varpool_node_for_asm): Likewise.
7965 (varpool_assemble_pending_decls): Likewise.
7967 2012-04-16 Richard Guenther <rguenther@suse.de>
7969 PR tree-optimization/52975
7970 * tree-if-conv.c (predicate_bbs): Do not simplify inverted
7971 condition but always mark it with TRUTH_NOT_EXPR.
7973 2012-04-16 Richard Guenther <rguenther@suse.de>
7975 PR tree-optimization/52975
7976 * tree-ssa-forwprop.c (combine_cond_exprs): New function.
7977 (ssa_forward_propagate_and_combine): Call it for COND_EXPRs
7978 and VEC_COND_EXPRs. Also combine into VEC_COND_EXPRs condition.
7979 * fold-const.c (operand_equal_p): Handle TARGET_MEM_REF.
7981 2012-04-14 Uros Bizjak <ubizjak@gmail.com>
7983 * config/i386/sse.md (ssse3_plusminus): New code iterator.
7984 (avx2_ph<plusminus_mnemonic>wv16hi3): Macroize insn from
7985 avx2_ph{add,adds,sub,subs}wv16hi3 using ssse3_plusminus code iterator.
7986 (ssse3_ph<plusminus_mnemonic>wv8hi3): Macroize insn from
7987 ssse3_ph{add,adds,sub,subs}wv8hi3 using ssse3_plusminus code iterator.
7988 (ssse3_ph<plusminus_mnemonic>wv4hi3): Macroize insn from
7989 ssse3_ph{add,adds,sub,subs}wv4hi3 using ssse3_plusminus code iterator.
7991 (avx2_ph<plusminus_mnemonic>dv8si3): Macroize insn from
7992 avx2_ph{add,adds,sub,subs}dv8si3 using plusminus code iterator.
7993 (ssse3_ph<plusminus_mnemonic>dv4si3): Macroize insn from
7994 ssse3_ph{add,adds,sub,subs}dv4si3 using plusminus code iterator.
7995 (ssse3_ph<plusminus_mnemonic>dv2si3): Macroize insn from
7996 ssse3_ph{add,adds,sub,subs}dv2si3 using plusminus code iterator.
7998 (xop_plus): New code iterator.
7999 (macs): New code attribute.
8001 (xop_p<macs><ssemodesuffix><ssemodesuffix>): Macroize insn from
8002 xop_pmacs{,s}{ww,dd} using xop_plus code iterator and VI24_128 mode
8004 (xop_p<macs>dql): Macroize insn from xop_pmacs{,s}dql using
8005 xop_plus code iterator.
8006 (xop_p<macs>dqh): Macroize insn from xop_pmacs{,s}dqh using
8007 xop_plus code iterator.
8008 (xop_p<macs>wd): Macroize insn from xop_pmacs{,s}wd using
8009 xop_plus code iterator.
8010 (xop_p<madcs>wd): Macroize insn from xop_pmadcs{,s}wd using
8011 xop_plus code iterator.
8013 (xop_phadd<u>bw): Macroize insn from xop_phadd{,u}bw usign
8014 any_extend code iterator.
8015 (xop_phadd<u>bd): Macroize insn from xop_phadd{,u}bd usign
8016 any_extend code iterator.
8017 (xop_phadd<u>bq): Macroize insn from xop_phadd{,u}bq usign
8018 any_extend code iterator.
8019 (xop_phadd<u>wd): Macroize insn from xop_phadd{,u}wd usign
8020 any_extend code iterator.
8021 (xop_phadd<u>wq): Macroize insn from xop_phadd{,u}wq usign
8022 any_extend code iterator.
8023 (xop_phadd<u>dq): Macroize insn from xop_phadd{,u}dq usign
8024 any_extend code iterator.
8026 2012-04-14 Tom de Vries <tom@codesourcery.com>
8028 * cfgcleanup.c (try_optimize_cfg): Replace call to delete_insn_chain by
8029 call to delete_insn. Remove code to reorder BASIC_BLOCK note and
8030 DELETED_LABEL note, and move it to ...
8031 * cfgrtl.c (delete_insn): ... here. Change return type to void.
8032 (delete_insn_and_edges): Likewise.
8033 (delete_insn_chain): Handle new return type of delete_insn. Delete
8034 chain backwards rather than forwards.
8035 * rtl.h (delete_insn, delete_insn_and_edges): Change return type to
8037 * cfglayout.c (fixup_reorder_chain): Delete unused label.
8039 2012-04-14 Jan Hubicka <jh@suse.cz>
8041 * cgraph.h: Update copyrights;
8042 (symtab_node): Turn to union typedef.
8043 (symtab_node_base): New structure.
8044 (symtab_type): Add SYMTAB_SYMBOL tag.
8045 (cgraph_node): Annotate some pinters with nested_ptr.
8046 (varpool_node): Likewise.
8047 (cgraph_local_info): Remove lto_file_data
8048 and externally_visible.
8049 (cgraph_node): Remove decl; same_comdat_group list;
8050 aux; ref_list; order; address_taken; reachable_from_other_parittion,
8051 in_other_partition; resolution.
8052 (varpool_node): Remove decl; same_comdat_group;
8053 ref_list; lto_file_data; aux; order; resolution; externally_visible;
8054 used_from_other_partition; in_other_partition.
8055 (symtab_node_def): New union.
8056 (cgraph, varpool): Update.
8057 (varpool_first_static_initializer, varpool_next_static_initializer,
8058 cgraph_only_called_directly_or_aliased_p,
8059 varpool_can_remove_if_no_refs, varpool_can_remove_if_no_refs,
8060 varpool_all_refs_explicit_p, cgraph_alias_aliased_node,
8061 varpool_alias_aliased_node, cgraph_edge_recursive_p): Update
8063 * cgraph.c: Likewise.
8064 (cgraph_hash, assembler_name_hash): Turn into symtab_node.
8065 * cgraphbuild.c: Likewise.
8066 * lto-symtab.c: Likewise.
8067 * c-gimplify.c: Likewise.
8068 * value-prof.c: Likewise.
8070 * ipa-cp.c: Likewise.
8071 * tree-emutls.c: Likewise.
8072 * ipa-inline-transform.c: Likwise.
8073 * ipa-reference.c: Likewise.
8074 * cgraphunit.c: Likewise.
8075 * ipa-ref.c: Likewise.
8076 * lto-cgraph.c: Likewise.
8077 * ipa-ref-inline.h: Likewise.
8078 * ipa-pure-const.c: Likewise.
8079 * lto-streamer-out.c: Likewise.
8080 * ipa-utils.c: Likewise.
8081 * ipa-inline.c: Likewise.
8082 * matrix-reorg.c: Likewise.
8083 * tree-eh.c: Likewise.
8084 * tree-vectorizer.c: Likewise.
8085 * ipa-split.c: Likewise.
8087 * trans-mem.c: Likewise.
8088 * ipa-inline-analysis.c: Likewise.
8089 * gimplify.c: Likewise.
8090 * cfgexpand.c: Likewise.
8091 * tree-sra.c: Likewise.
8092 * ipa-prop.c: Likewise.
8093 * varasm.c: Likewise.
8094 * tree-nested.c: Likewise.
8095 * tree-inline.c: Likewise.
8096 * tree-profile.c: Likewise.
8097 * tree-ssa-structalias.c: Likewise.
8098 * passes.c: Likewise.
8099 * varpool.c: Likewise.
8101 2012-04-14 Tom de Vries <tom@codesourcery.com>
8103 * tree-ssa-tail-merge.c (stmt_local_def): New function, factored out of
8104 same_succ_hash, with local_def inlined. Use SINGLE_SSA_DEF_OPERAND.
8105 Use FOR_EACH_IMM_USE_FAST instead of FOR_EACH_IMM_USE_STMT. Remove use
8107 (gsi_advance_fw_nondebug_nonlocal): New function.
8108 (local_def): Removed function.
8109 (same_succ_hash): Use stmt_local_def.
8110 (same_succ_equal): Use gsi_advance_fw_nondebug_nonlocal.
8111 (gsi_advance_bw_nondebug_nonlocal): Use stmt_local_def.
8113 2012-04-13 H.J. Lu <hongjiu.lu@intel.com>
8115 * config/i386/i386-c.c (ix86_target_macros): Define _ILP32
8116 and __ILP32__ for x32.
8118 2012-04-13 Martin Jambor <mjambor@suse.cz>
8121 * gimple-fold.c (gimple_get_virt_method_for_binfo): Bail out if
8122 fold_ctor_reference returns a zero constant.
8124 2012-04-13 Enkovich Ilya <ilya.enkovich@intel.com>
8126 * config.gcc: Add i386/gnu-user-common.h before all
8127 i386/gnu-user.h and i386/gnu-user64.h usages.
8129 * config/i386/gnu-user-common.h: New.
8131 * config/i386/gnu-user.h (CPP_SPEC): Moved to gnu-user-common.h.
8132 (CC1_SPEC): Likewise.
8133 (ENDFILE_SPEC): Likewise.
8134 (DEFAULT_PCC_STRUCT_RETURN): Likewise.
8135 (TARGET_TLS_DIRECT_SEG_REFS_DEFAULT): Likewise.
8136 (TARGET_OS_CPP_BUILTINS): Likewise.
8137 (LIBGCC2_HAS_TF_MODE): Likewise.
8138 (LIBGCC2_TF_CEXT): Likewise.
8139 (TF_SIZE): Likewise.
8140 (TARGET_ASM_FILE_END): Likewise.
8141 (STACK_CHECK_MOVING_SP): Likewise.
8142 (STACK_CHECK_STATIC_BUILTIN): Likewise.
8143 * config/i386/gnu-user64.h: Likewise.
8145 2012-04-13 Martin Jambor <mjambor@suse.cz>
8147 * expr.c (expand_expr_real_1): Pass type, not the expression, to
8148 set_mem_attributes for a memory temporary. Do not call the function
8149 for the memory temporary created for a bitfield.
8151 2012-04-13 Alexandre Oliva <aoliva@redhat.com>
8154 * df.h (enum debug_temp_where): New.
8155 (dead_debug_init, dead_debug_finish) Declare.
8156 (dead_debug_add, dead_debug_insert_temp): Declare.
8157 (struct dead_debug_use, struct dead_debug): Moved from...
8158 * df-problems.c: ... here.
8159 (df_set_unused_notes_for_mw): Bind debug uses of unused regno
8161 (df_create_unused_note): Likewise.
8162 (df_set_dead_notes_for_mw): Move comment where it belongs.
8163 (dead_debug_init): Export.
8164 (dead_debug_reset_uses): New, factored out of...
8165 (dead_debug_finish): ...this. Export.
8166 (dead_debug_reset): Remove.
8167 (dead_debug_add): Export.
8168 (dead_debug_insert_before): Rename to...
8169 (dead_debug_insert_temp): ... this. Add where argument. Export.
8170 Locate stored value for BEFORE_WITH_VALUE. Avoid repeat inserts.
8171 Return insertion count.
8172 (df_note_bb_compute): Adjust.
8173 * dce.c (word_dce_process_block): Adjust dead debug uses.
8174 (dce_process_block): Likewise.
8176 2012-04-13 Alexandre Oliva <aoliva@redhat.com>
8178 * df-problems.c (df_note_bb_compute): Do not take note of
8179 debug uses for whose REGs we won't emit DEAD or UNUSED notes.
8181 2012-04-13 Alexandre Oliva <aoliva@redhat.com>
8184 * var-tracking.c (expand_depth): New type.
8185 (onepart_aux, expand_loc_callback_data): Change depth type to it.
8186 (loc_exp_dep_alloc): Adjust initializer.
8187 (update_depth): Use new type. Add entryvals.
8188 (vt_expand_var_loc_chain): Take note of expansions with
8189 ENTRY_VALUEs, but don't accept them right away. Run an optional
8190 second pass accepting the minimum ENTRY_VALUE count found in the
8192 (vt_expand_loc_callback, INIT_ELCD): Adjust.
8194 2012-04-13 Tom de Vries <tom@codesourcery.com>
8196 * tree-ssa-tail-merge.c (gsi_advance_bw_nondebug_nonlocal): Add
8197 parameters vuse and vuse_escaped.
8198 (find_duplicate): Init vuse1, vuse2 and vuse_escaped. Pass to
8199 gsi_advance_bw_nondebug_nonlocal. Return if vuse_escaped and
8202 2012-04-13 Richard Guenther <rguenther@suse.de>
8204 PR tree-optimization/52969
8205 * tree-if-conv.c (predicate_mem_writes): Properly gimplify
8206 the condition for the COND_EXPR and handle predicate negation
8207 by swapping the COND_EXPR arms.
8209 2012-04-13 Nick Clifton <nickc@redhat.com>
8211 * config/rl78/rl78.c (rl78_devirt_pass): Remove use of
8212 TODO_dump_func flag.
8214 2012-04-13 Andrey Belevantsev <abel@ispras.ru>
8216 PR rtl-optimization/52203
8217 PR rtl-optimization/52715
8219 Revert the 2012-03-07 fix for PR 52203.
8220 * sel-sched.c (reset_sched_cycles_in_current_ebb): Check that
8221 the insn does not modify DFA right before issuing, adjust
8222 issue_rate accordingly.
8224 2012-04-13 Richard Guenther <rguenther@suse.de>
8227 * c-typeck.c (pointer_diff): Remove bogus assert.
8229 2012-04-13 Richard Guenther <rguenther@suse.de>
8232 * convert.c (convert_to_pointer): Remove special-casing of zero.
8234 2012-04-13 Joey Ye <joey.ye@arm.com>
8236 * config/arm/constraints.md (Pe): New constraint.
8237 * config/arm/arm.md: New split for imm 256-510.
8239 2012-04-13 Terry Guo <terry.guo@arm.com>
8241 * config/arm/arm-cores.def: Added core cortex-m0plus.
8242 * config/arm/arm-tune.md: Regenerated.
8243 * config/arm/arm-tables.opt: Regenerated.
8244 * doc/invoke.texi: Added entry for cpu ARM cortex-m0plus.
8246 2012-04-13 Alan Modra <amodra@gmail.com>
8249 * config/rs6000/rs6000.c (rs6000_emit_stack_tie): Rewrite with
8250 tie regs on destination of sets. Delete forward declaration.
8251 (rs6000_emit_stack_reset): Update rs6000_emit_stack_tie calls.
8252 (rs6000_emit_prologue): Likewise.
8253 (rs6000_emit_epilogue): Likewise. Use in place of gen_frame_tie
8255 (is_mem_ref): Use tie_operand to recognise stack ties.
8256 * config/rs6000/predicates.md (tie_operand): New.
8257 * config/rs6000/rs6000.md (restore_stack_block): Generate new
8259 (restore_stack_nonlocal): Likewise.
8260 (stack_tie): Update.
8261 (frame_tie): Delete.
8263 2012-04-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8265 * tree-ssa-reassoc.c (attempt_builtin_powi_stats): Change %ld to
8266 HOST_WIDE_INT_PRINT_DEC in format strings.
8268 2012-04-12 Uros Bizjak <ubizjak@gmail.com>
8271 * config/i386/avx2intrin.h (_mm256_permutevar8x32_ps): Change second
8272 argument type to __m256i. Update call to __builtin_ia32_permvarsf256.
8273 * config/i386/sse.md (UNSPEC_VPERMVAR): New.
8274 (UNSPEC_VPERMSI, UNSPEC_VPERMSF): Remove.
8275 (avx2_permvarv8sf, avx2_permvarv8si): Switch operands 1 and 2.
8276 (avx2_permvar<mode>): Macroize insn from avx2_permvarv8sf and
8277 avx2_permvarv8si using VI4F_256 mode iterator.
8278 * config/i386/i386.c (bdesc_args) <__builtin_ia32_permvarsf256>:
8279 Update builtin type to V8SF_FTYPE_V8SF_V8SI.
8280 (ix86_expand_vec_perm): Update calls to gen_avx2_permvarv8si and
8281 gen_avx2_permvarv8sf.
8282 (expand_vec_perm_pshufb): Ditto.
8284 2012-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
8287 * config/rs6000/rs6000.h (TARGET_FCFID): Add TARGET_PPC_GPOPT to
8288 the list of options to enable the FCFID instruction.
8289 (TARGET_EXTRA_BUILTINS): Adjust comment.
8291 2012-04-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8293 PR tree-optimization/18589
8294 * tree-ssa-reassoc.c (reassociate_stats): Add two fields.
8295 (operand_entry): Add count field.
8296 (add_repeat_to_ops_vec): New function.
8297 (completely_remove_stmt): Likewise.
8298 (remove_def_if_absorbed_call): Likewise.
8299 (remove_visited_stmt_chain): Remove feeding builtin pow/powi calls.
8300 (acceptable_pow_call): New function.
8301 (linearize_expr_tree): Look for builtin pow/powi calls and add operand
8302 entries with repeat counts when found.
8303 (repeat_factor_d): New struct and associated typedefs.
8304 (repeat_factor_vec): New static vector variable.
8305 (compare_repeat_factors): New function.
8306 (get_reassoc_pow_ssa_name): Likewise.
8307 (attempt_builtin_powi): Likewise.
8308 (reassociate_bb): Call attempt_builtin_powi.
8309 (fini_reassoc): Two new calls to statistics_counter_event.
8311 2012-04-12 Richard Guenther <rguenther@suse.de>
8313 * Makefile.in (cgraphunit.o): Add $(EXCEPT_H) dependency.
8314 * cgraph.h (tree_rest_of_compilation): Remove.
8315 * cgraph.c (cgraph_add_new_function): Move ...
8316 * cgraphunit.c (cgraph_add_new_function): ... here.
8317 (tree_rest_of_compilation): Make static.
8318 (cgraph_expand_function): Do not set cgraph_function_flags_ready.
8319 * tree-optimize.c (gate_all_optimizations, pass_all_optimizations,
8320 gate_all_early_local_passes, execute_all_early_local_passes,
8321 pass_early_local_passes, gate_all_early_optimizations,
8322 pass_all_early_optimizations): Move ...
8323 * passes.c (gate_all_optimizations, pass_all_optimizations,
8324 gate_all_early_local_passes, execute_all_early_local_passes,
8325 pass_early_local_passes, gate_all_early_optimizations,
8326 pass_all_early_optimizations): ... here.
8327 * tree-optimize.c (execute_free_datastructures): Remove.
8328 * tree-flow.h (execute_free_datastructures): Remove.
8329 * tree-optimize.c (execute_init_datastructures,
8330 pass_init_datastructures): Move ...
8331 * tree-ssa.c (execute_init_datastructures,
8332 pass_init_datastructures): ... here.
8333 * cfgexpand.c (gimple_expand_cfg): Inline-expand call to
8334 execute_free_datastructures.
8336 2012-04-12 Bernd Schmidt <bernds@codesourcery.com>
8338 * dbgcnt.def (ira_move): New counter.
8339 * ira-int.h (ira_create_new_reg): Declare function.
8340 (first_moveable_pseudo, last_moveable_pseudo): Declare variables.
8341 * ira-emit.c (ira_create_new_reg): Renamed from craete_new_reg and
8342 no longer static. All callers changed.
8343 * ira.c: Include "dbgcnt.h".
8344 (rtx_moveable_p, insn_dominated_by_p, find_moveable_pseudos,
8345 move_unallocated_pseudos): New static functions.
8346 (first_moveable_pseudo, last_moveable_pseudo): New global variables.
8347 (pseudo_replaced_reg, pseudo_move_insn): New static variables.
8348 (ira): Call find_moveable_pseudos and move_unallocated_pseudos.
8349 * ira-costs.c (find_costs_and_classes): Assign a memory cost of zero
8350 to the pseudos generated in find_moveable_pseudos.
8351 * Makefile.in (ira.o): Add $(DBGCNT_H).
8353 2012-04-12 Richard Guenther <rguenther@suse.de>
8355 PR tree-optimization/52943
8356 * tree-chrec.h (chrec_is_positive): Remove.
8357 * tree-scalar-evolution.c (chrec_is_positive): Move ...
8358 * tree-data-ref.c (chrec_is_positive): ... here. Make static.
8359 Return false for a constant zero instead of negative.
8360 (analyze_siv_subscript_cst_affine): Handle zero difference
8361 in the initial condition explicitely.
8363 2012-04-12 Richard Guenther <rguenther@suse.de>
8365 * tree-parloops.c (parallelize_loops): Also consult the upper
8366 bound for the number of iterations.
8367 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
8368 (loop_prefetch_arrays): Likewise.
8370 2012-04-12 Richard Guenther <rguenther@suse.de>
8372 * cfgloop.h (estimated_loop_iterations_int): Ditch
8373 'conservative' parameter.
8374 (max_stmt_executions_int): Likewise.
8375 (estimated_loop_iterations): Likewise.
8376 (max_stmt_executions): Likewise.
8377 (max_loop_iterations): Declare.
8378 (max_loop_iterations_int): Likewise.
8379 (estimated_stmt_executions): Likewise.
8380 (estimated_stmt_executions_int): Likewise.
8381 * tree-ssa-loop-niter.c (estimated_loop_iterations):
8383 (max_loop_iterations): ... this.
8384 (estimated_loop_iterations_int): Split parts to ...
8385 (max_loop_iterations_int): ... this.
8386 (max_stmt_executions_int): Split parts to ...
8387 (estimated_stmt_executions_int): ... this.
8388 (max_stmt_executions): Split parts to ...
8389 (estimated_stmt_executions): ... this.
8390 * graphite-sese-to-poly.c (build_loop_iteration_domains): Adjust.
8391 * predict.c (predict_loops): Likewise.
8392 * tree-data-ref.c (max_stmt_executions_tree): Likewise.
8393 (analyze_siv_subscript_cst_affine): Likewise.
8394 (compute_overlap_steps_for_affine_1_2): Likewise.
8395 (analyze_subscript_affine_affine): Likewise.
8396 (init_omega_for_ddr_1): Likewise.
8397 * tree-parloops.c (parallelize_loops): Likewise.
8398 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
8399 (may_eliminate_iv): Likewise.
8400 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
8401 (loop_prefetch_arrays): Likewise.
8402 * tree-vrp.c (adjust_range_with_scev): Likewise.
8404 2012-04-12 Oleg Endo <olegendo@gcc.gnu.org>
8406 * config/sh/sh.h (RETURN_ADDR_RTX): Use NULL_RTX instead of 0.
8407 * config/sh/sh.c (INSN_REGMODE_WEIGHT, CURR_REGMODE_PRESSURE):
8409 (dump_table): Use bool type for need_align and have_df variables.
8410 (find_barrier, sfunc_uses_reg): Use NULL_RTX instead of 0.
8411 (regs_used): Remove register modifier.
8412 (barrier_align): Move variables slot, credit, jump_to_next
8413 into if block above for loop. Use bool type for jump_to_next.
8414 (sh_function_arg): Use NULL_RTX instead of 0.
8416 2012-04-11 Andreas Schwab <schwab@linux-m68k.org>
8418 * config/m68k/m68k.md (rotrhi3+1): Name it rotrhi_lowpart.
8419 (bswapsi2): New expander.
8421 2012-04-11 H.J. Lu <hongjiu.lu@intel.com>
8423 * config/host-linux.c (TRY_EMPTY_VM_SPACE): Defined to
8424 0x60000000 if __x86_64 is defined and __LP64__ isn't defined.
8426 2012-04-11 H.J. Lu <hongjiu.lu@intel.com>
8428 PR rtl-optimization/52876
8429 * emit-rtl.c (set_reg_attrs_from_value): Handle arbitrary value.
8430 Don't call mark_reg_pointer for incompatible pointer sign extension.
8432 * reginfo.c (reg_scan_mark_refs): Call set_reg_attrs_from_value
8435 2012-04-11 Bernd Schmidt <bernds@codesourcery.com>
8437 * fold-const.c (fold_unary_loc): Use GET_MODE_PRECISION for
8438 comparisons against TYPE_PRECISION.
8439 * tree-ssa-forwprop.c (combine_conversions): Likewise.
8441 2012-04-11 Xinliang David Li <davidxl@google.com>
8443 * tree-passes.h: Remove TODO_dump_func.
8444 * tree-ssa-tail-merge.c (tail_merge_optimize): Remove TODO_dump_func.
8445 * trans-mem.c: Remove TODO_dump_func.
8446 * ira.c: Remove TODO_dump_func.
8448 2012-04-11 H.J. Lu <hongjiu.lu@intel.com>
8450 * config/i386/i386.c (ix86_option_override_internal): Check
8451 SUBTARGET_OVERRIDE_OPTIONS and SUBSUBTARGET_OVERRIDE_OPTIONS
8452 after TARGET_64BIT is updated.
8454 2012-04-11 Oleg Endo <olegendo@gcc.gnu.org>
8456 * config/sh/sh.h: Remove old secondary reload code.
8458 2012-04-11 Oleg Endo <olegendo@gcc.gnu.org>
8460 * config/sh/sh.c (SCHED_REORDER): Merge macro into ...
8461 (ready_reorder): ... this function.
8463 2012-04-11 Bernd Schmidt <bernds@codesourcery.com>
8465 * sel-sched.c (sel_global_init): Swap order of sched_rgn_init and
8468 * haifa-sched.c (prune_ready_list): Rework handling of SCHED_GROUP_P
8469 insns so that no other insn is queued for a time before them.
8471 * config/c6x/c6x.md (load_got_gotoff): Set op_pattern attribute to
8474 2012-04-11 Richard Guenther <rguenther@suse.de>
8477 * tree-chrec.c (evolution_function_is_invariant_rec_p): Properly
8478 consider loop nesting.
8479 (evolution_function_is_univariate_p): Properly check the remainder
8482 2012-04-11 Richard Guenther <rguenther@suse.de>
8485 * except.c (sjlj_emit_dispatch_table): Properly update loop structure.
8487 2012-04-11 Nick Clifton <nickc@redhat.com>
8489 * config/rl78/rl78.c (rl78_expand_prologue): Set stack use
8490 information, if requested.
8492 * config/rx/rx.c (rx_expand_prologue): Likewise.
8494 2012-04-11 Peter Bergner <bergner@vnet.ibm.com>
8495 Michael Matz <matz@suse.de>
8498 * rtlanal.c (unsigned_reg_p): New function.
8499 Update copyright notice dates.
8500 * rtl.h (unsigned_reg_p): Prototype it.
8501 Update copyright notice dates.
8502 * config/rs6000/rs6000.c (rs6000_generate_compare): Use it.
8504 * expr.c (expand_expr_real_1): Set register attributes.
8505 * stmt.c (expand_case): Likewise.
8507 2012-04-11 Oleg Endo <olegendo@gcc.gnu.org>
8510 * config/sh/sh-protos.h (sh_legitimate_index_p): Add new arguments
8511 consider_sh2a and allow_zero.
8512 * config/sh/sh.c (sh_legitimate_index_p): Likewise.
8513 (disp_addr_displacement): New function.
8514 (sh_address_cost): Use disp_addr_displacement function instead
8515 of DISP_ADDR_OFFSET.
8516 (sh_legitimate_address_p): Adapt to changed
8517 sh_legitimate_index_p declaration.
8518 (sh_find_mov_disp_adjust): Remove HImode check.
8519 (sh_secondary_reload): Add HImode case. Use satisfies_constraint_Sdd,
8520 disp_addr_displacement and max_mov_insn_displacement.
8521 (max_mov_insn_displacement): Remove HImode check.
8522 * config/sh/sh.h (CONST_OK_FOR_K04, CONST_OK_FOR_K12,
8523 DISP_ADDR_P, DISP_ADDR_OFFSET): Remove.
8524 * config/sh/constraints.md (K05, K13): New constraints.
8525 (K12): Correct comment.
8526 (Sdd): Do not use DISP_ADDR_P macro.
8527 (Snd, Sbw): Use satisfies_constraint_Sdd.
8528 * config/sh/sh.md (extendhisi2): Remove constraints from expander.
8529 (*extendhisi2_compact, movhi_i): Remove.
8530 (*extendhisi2_compact_reg, *extendhisi2_compact_mem_disp,
8531 *extendhisi2_compact_mem_disp, *extendhisi2_compact_snd,
8532 *movhi_reg_reg, *movhi_store_mem_disp05, *movhi_store_mem_disp13,
8533 *movhi_load_mem_disp, *movhi_load_mem_disp, *movhi): New insns.
8534 (*extendqisi2_compact_mem_disp, *extendqisi2_compact_mem_disp,
8535 *movqi_store_mem_disp04, *movqi_store_mem_disp12, *movqi_load_mem_disp,
8536 *movqi_load_mem_disp): Use sh_legitimate_index_p instead of
8538 Add new peepholes for HImode displacement addressing.
8540 2012-04-11 Oleg Endo <olegendo@gcc.gnu.org>
8542 * config/sh/sh.h (SIDI_OFF): Remove.
8543 * config/sh/sh.md: Use gen_highpart and gen_lowpart to access
8544 DImode subregs instead of gen_rtx_REG or simplifly_gen_subreg
8547 2012-04-11 Eric Botcazou <ebotcazou@adacore.com>
8550 * doc/extend.texi (Other Builtins): Document __builtin_bswap16.
8551 (PowerPC AltiVec/VSX Built-in Functions): Remove it.
8552 * doc/md.texi (Standard Names): Add bswap.
8553 * builtin-types.def (BT_UINT16): New primitive type.
8554 (BT_FN_UINT16_UINT16): New function type.
8555 * builtins.def (BUILT_IN_BSWAP16): New.
8556 * builtins.c (expand_builtin_bswap): Add TARGET_MODE argument.
8557 (expand_builtin) <BUILT_IN_BSWAP16>: New case. Pass TARGET_MODE to
8558 expand_builtin_bswap.
8559 (fold_builtin_bswap): Add BUILT_IN_BSWAP16 case.
8560 (fold_builtin_1): Likewise.
8561 (is_inexpensive_builtin): Likewise.
8562 * optabs.c (expand_unop): Deal with bswap in HImode specially. Add
8563 missing bits for bswap to libcall code.
8564 * tree.c (build_common_tree_nodes): Build uint16_type_node.
8565 * tree.h (enum tree_index): Add TI_UINT16_TYPE.
8566 (uint16_type_node): New define.
8567 * config/rs6000/rs6000-builtin.def (RS6000_BUILTIN_BSWAP_HI): Delete.
8568 * config/rs6000/rs6000.c (rs6000_expand_builtin): Remove handling of
8570 (rs6000_init_builtins): Likewise.
8571 * config/rs6000/rs6000.md (bswaphi2): Add TARGET_POWERPC predicate.
8573 2012-04-11 Tristan Gingold <gingold@adacore.com>
8575 * doc/extend.texi (Type Attributes): Move paragraph.
8577 2012-04-11 Manuel López-Ibáñez <manu@gcc.gnu.org>
8580 * diagnostic.h (show_caret): Declare.
8581 (caret_max_width): Declare.
8582 (diagnostic_show_locus): Declare.
8583 * diagnostic.c (diagnostic_initialize): Initialize to false.
8584 (diagnostic_show_locus): New.
8585 (diagnostic_report_diagnostic): Call it.
8586 (getenv_columns): New.
8588 (diagnostic_set_caret_max_width): New.
8589 * input.c (read_line): New.
8590 (location_get_source_line): New.
8591 * input.h (location_get_source_line): Declare.
8592 * toplev.c (general_init): Initialize show_caret from options.
8593 * dwarf2out.c (gen_producer_string): Handle fdiagnostics-show-caret.
8594 * opts.c (common_handle_option): Likewise.
8595 * pretty-print.h (pp_get_prefix): New.
8596 (pp_base_get_prefix): New.
8597 * common.opt (fdiagnostics-show-caret): New option.
8598 * doc/invoke.texi (fdiagnostics-show-caret): Document it.
8600 2012-04-11 Richard Guenther <rguenther@suse.de>
8602 PR rtl-optimization/52881
8603 * ifcvt.c (find_if_case_2): Avoid speculating loop latches.
8605 2012-04-11 Richard Guenther <rguenther@suse.de>
8607 PR tree-optimization/52912
8608 * tree-ssa-threadupdate.c (thread_block): Tell the cfg
8609 manipulation code we are threading through a loop header
8610 to an exit destination.
8612 2012-04-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
8614 * tree.h (warn_if_unused_value): Move declaration from here.
8615 * stmt.c (warn_if_unused_value): Move definition from here.
8617 2012-04-10 Michael Matz <matz@suse.de>
8619 * tree-vectorizer.h (_loop_vec_info.strided_stores): Rename to
8621 (LOOP_VINFO_STRIDED_STORES): Rename to LOOP_VINFO_GROUPED_STORES.
8622 (struce _bb_vec_info.strided_stores): Rename to grouped_stores.
8623 (BB_VINFO_STRIDED_STORES): Rename to BB_VINFO_GROUPED_STORES.
8624 (STMT_VINFO_STRIDED_ACCESS): Rename to STMT_VINFO_GROUPED_ACCESS.
8625 (vect_strided_store_supported): Rename to vect_grouped_store_supported.
8626 (vect_strided_load_supported): Rename to vect_grouped_load_supported.
8627 (vect_transform_strided_load): Rename to vect_transform_grouped_load.
8628 (vect_record_strided_load_vectors): Rename to
8629 vect_record_grouped_load_vectors.
8630 * tree-vect-data-refs.c (vect_update_misalignment_for_peel):
8631 Rename use of above macros.
8632 (vect_verify_datarefs_alignment): Ditto.
8633 (vector_alignment_reachable_p): Ditto.
8634 (vect_peeling_hash_get_lowest_cost): Ditto.
8635 (vect_enhance_data_refs_alignment): Ditto.
8636 (vect_analyze_group_access): Ditto and rename stride to groupsize.
8637 (vect_analyze_data_ref_access): Rename "strided" to "grouped".
8638 (vect_strided_store_supported): Rename to vect_grouped_store_supported.
8639 (vect_strided_load_supported): Rename to vect_grouped_load_supported.
8640 (vect_transform_strided_load): Rename to vect_transform_grouped_load.
8641 (vect_record_strided_load_vectors): Rename to
8642 vect_record_grouped_load_vectors.
8643 * tree-vect-loop.c (new_loop_vec_info): Rename use of above macros.
8644 (destroy_loop_vec_info): Ditto.
8645 (vect_transform_loop): Ditto and rename strided_store to grouped_store.
8646 * tree-vect-slp.c (vect_build_slp_tree): Rename use of above macros.
8647 (vect_analyze_slp): Ditto.
8648 (new_bb_vec_info): Ditto.
8649 (destroy_bb_vec_info): Ditto.
8650 (vect_schedule_slp_instance): Ditto and rename strided_store to
8652 * tree-vect-stmts.c (vect_cost_strided_group_size): Rename to
8653 vect_cost_group_size.
8654 (vect_model_store_cost): Rename use of above macros and call
8655 to vect_cost_strided_group_size.
8656 (vect_model_load_cost): Ditto.
8657 (vectorizable_store): Ditto, rename strided_store to grouped_store
8658 and calls to renamed tree-vectorizer.h functions.
8659 (vectorizable_load): Ditto.
8660 (vect_transform_stmt): Rename use of above macros and strided_store
8663 2012-04-10 Jan Hubicka <jh@suse.cz>
8665 * cgraph.h: Remove misledaing comment on ipa-ref.h.
8666 (symtab_type): New enum.
8667 (symtab_node): New structure.
8668 (cgraph_node, varpool_node): Add symbol base type.
8669 (cgraph, varpool): New accestor functions.
8670 * cgraph.c (cgraph_create_node_1): Set symbol type.
8671 * varpool.c (varpool_node): Set symbol type.
8673 2012-04-10 Ulrich Weigand <ulrich.weigand@linaro.org>
8674 Richard Sandiford <rdsandiford@googlemail.com>
8676 * fwprop.c (propagate_rtx): Also set PR_CAN_APPEAR for subregs.
8678 2012-04-10 Richard Guenther <rguenther@suse.de>
8681 * gimple-low.c (gimple_check_call_args): Properly account for
8682 compatible aggregate types.
8684 2012-04-10 Richard Guenther <rguenther@suse.de>
8686 * toplev.h (tree_rest_of_compilation): Remove.
8687 * tree-optimize.c (tree_rest_of_compilation): Likewise.
8688 * cgraph.h (tree_rest_of_compilation): Declare.
8689 * tree-optimize.c (tree_rest_of_compilation): Move ...
8690 * cgraphunit.c (tree_rest_of_compilation): ... here.
8691 * cgraph.c (cgraph_add_new_function): Adjust.
8692 * Makefile.in (tree-optimize.o): Adjust.
8693 (cgraphunit.o): Likewise.
8695 2012-04-10 Ulrich Weigand <ulrich.weigand@linaro.org>
8697 PR tree-optimization/52870
8698 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Verify that
8699 presumed pattern statement is within the same loop or basic block.
8701 2012-04-10 Tristan Gingold <gingold@adacore.com>
8703 * gengtype.c (main): Make uintptr_t a known type.
8705 2012-04-10 Richard Guenther <rguenther@suse.de>
8707 * tree-pass.h (tree_lowering_passes): Remove.
8708 * tree-optimize.c (tree_lowering_passes): Remove.
8709 * cgraph.c (cgraph_add_new_function): Inline relevant parts
8710 of tree_lowering_passes, avoid redundant call of early local passes.
8711 * cgraphunit.c (cgraph_lower_function): Fold into ...
8712 (cgraph_analyze_function): ... its single caller. Inline
8713 relevant parts of tree_lowering_passes.
8715 2012-04-09 H.J. Lu <hongjiu.lu@intel.com>
8718 * config/pa/pa.opt: Remove SIO and GNU_LD.
8720 2012-04-09 Jan Hubicka <jh@suse.cz>
8725 * lto-cgraph.c (compute_ltrans_boundary): When alias is in the
8726 boundary, add its target too.
8727 * lto.c (add_references_to_partition): Add also aliased nodes.
8728 (add_cgraph_node_to_partition,
8729 add_varpool_node_to_partition): Work on nodes, not functions/variables;
8730 when adding alias, add also the aliased object.
8732 2012-04-09 Uros Bizjak <ubizjak@gmail.com>
8735 * config/i386/predicates.md (x86_64_zext_general_operand): Prevent
8736 VOIDmode immediate operands.
8737 * config/i386/constraints.md (Wz): New constraint.
8738 * config/i386/i386.md (*zero_extendsidi2_rex64): Use Wz instead of Z.
8740 2012-04-09 Eric Botcazou <ebotcazou@adacore.com>
8743 * config/sparc/sparc.c (sparc_file_end): Set TREE_PUBLIC explicitly on
8744 the DECL generated for the special GOT helper.
8746 2012-04-09 Oleg Endo <olegendo@gcc.gnu.org>
8748 * config/sh/constraints.md: Update list of constraints in
8750 (Sr0): Remove unused memory constraint.
8752 2012-04-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
8754 * tree-pretty-print.h: Update comment.
8756 2012-04-08 Oleg Endo <olegendo@gcc.gnu.org>
8758 * config/sh/sh.md: Use braced string notation where applicable.
8759 (*prefetch_i4, prefetch_m2a): Merge into ...
8760 (*prefetch): ... this new insn.
8762 2012-04-07 Oleg Endo <olegendo@gcc.gnu.org>
8764 * config/sh/sh.h (high_life_started): Remove
8765 * config/sh/predicates.md (general_movdst_operand): Use
8766 'reload_in_progress' instead of 'high_life_started'.
8767 * config/sh/sh.md (divsi_inv_call, *divsi_inv_call_combine,
8768 divsi_inv_fp): Likewise.
8770 2012-04-07 Oleg Endo <olegendo@gcc.gnu.org>
8772 * config/sh/sh-protos.h (prepare_move_operands): Return void
8774 * config/sh/sh.c (prepare_move_operands): Likewise.
8775 * config/sh/sh.md: Remove return value checks of prepare_move_operands.
8777 2012-04-07 Oleg Endo <olegendo@gcc.gnu.org>
8779 * config/sh/sh-protos.h (fp_int_operand, symbol_ref_operand,
8780 general_movsrc_operand, general_movdst_operand, arith_reg_operand,
8781 fp_arith_reg_operand, arith_operand, arith_reg_or_0_operand,
8782 logical_operand, fpscr_operand, fpul_operand, expand_fp_branch,
8783 commutative_float_operator, noncommutative_float_operator,
8784 sh_handle_pragma): Remove.
8786 2012-04-06 Sandra Loosemore <sandra@codesourcery.com>
8788 * doc/invoke.texi: Clean up Texinfo markup throughout the file.
8789 Use @option markup on command-line options. Use @samp markup on
8790 literal keywords to options. Use @code markup on code fragments.
8791 Use other markup in preference to quotation marks in the text.
8792 Add markup to some passages without any.
8794 2012-04-06 Mike Stump <mikestump@comcast.net>
8796 * gimple-fold.c (gimple_fold_stmt_to_constant_1): Avoid warning.
8798 2012-04-06 Oleg Endo <olegendo@gcc.gnu.org>
8800 * config/sh/sh.c (hi_const): Remove.
8801 (find_barrier, sh_reorg): Use satisfies_constraint_I16 instead
8804 2012-04-06 Oleg Endo <olegendo@gcc.gnu.org>
8806 * config/sh/sh-protos.h (sh_expand_t_scc): Change return type from int
8808 * config/sh/sh.c (sh_expand_t_scc): Likewise.
8809 * config/sh/sh.md (cstoresi4, cstoredi4): Remove GET_CODE checks before
8810 calling sh_expand_t_scc.
8812 2012-04-06 Oleg Endo <olegendo@gcc.gnu.org>
8814 * config/sh/sh-protos.h (fp_zero_operand, fp_one_operand,
8815 nonpic_symbol_mentioned_p, expand_block_move, expand_ashiftrt,
8816 sh_dynamicalize_shift_p, gen_shl_and, gen_shl_sext, system_reg_operand,
8817 reg_unused_after, sh_can_redirect_branch, sh_need_epilogue, fldi_ok,
8818 sh_hard_regno_rename_ok, sh_cfun_interrupt_handler_p,
8819 sh_cfun_resbank_handler_p, sh_attr_renesas_p, sh_cfun_attr_renesas_p,
8820 check_use_sfunc_addr, sh_contains_memref_p, sh_loads_bankedreg_p,
8821 sh2a_is_function_vector_call): Use bool as return type.
8822 (sh_pass_in_reg_p): Remove.
8823 * config/sh/sh.c (broken_move, mova_p, noncall_uses_reg, high_pressure,
8824 flow_dependent_p, sh2a_function_vector_p, expand_block_move,
8825 expand_ashiftrt, sh_dynamicalize_shift_p, gen_shl_and, gen_shl_sext,
8826 sh_need_epilogue, sh2a_is_function_vector_call, sh_attr_renesas_p,
8827 sh_cfun_attr_renesas_p, sh_cfun_interrupt_handler_p,
8828 sh_cfun_resbank_handler_p, system_reg_operand, fp_zero_operand,
8829 fp_one_operand, fldi_ok, reg_unused_after, sh_can_redirect_branch,
8830 sh_hard_regno_rename_ok, check_use_sfunc_addr, sh_contains_memref_p,
8831 sh_loads_bankedreg_p): Use bool as return type.
8832 (nonpic_symbol_mentioned_p): Use bool as return type. Remove
8833 'register' modifier.
8835 2012-04-06 Matt Turner <mattst88@gmail.com>
8837 * doc/install.texi: Correct typo "-mno-lsc" -> "-mno-llsc".
8839 2012-04-06 Eric Botcazou <ebotcazou@adacore.com>
8841 * config/ia64/ia64.c (ia64_load_pair_ok): Return 0 if the second member
8842 of the destination isn't also a FP_REGS register.
8844 2012-04-05 Teresa Johnson <tejohnson@google.com>
8845 H.J. Lu <hongjiu.lu@intel.com>
8847 * config/i386/i386.h (ix86_tune_indices): Add X86_TUNE_LCP_STALL.
8848 * config/i386/i386.md (move immediate to memory peephole2):
8849 Add cases for HImode move when LCP stall avoidance is needed.
8850 * config/i386/i386.c (initial_ix86_tune_features): Initialize
8851 X86_TUNE_LCP_STALL entry.
8853 2012-04-05 Uros Bizjak <ubizjak@gmail.com>
8856 * config/i386/i386.c (ix86_decompose_address): Allow VOIDmode
8857 CONST_INT operands, zero-extended with AND.
8859 2012-04-05 Oleg Endo <olegendo@gcc.gnu.org>
8862 * config/sh/sh.c (sh_find_mov_disp_adjust): Take machine_mode as the
8863 first argument instead of mode size. Move displacement calculations
8865 (mov_insn_size, max_mov_insn_displacement, mov_insn_alignment_mask):
8866 ... these new functions.
8867 (disp_adjust): Remove max_mov_disp field.
8868 (sh_legitimate_index_p): Use max_mov_insn_displacement and
8869 mov_insn_alignment_mask.
8870 (sh_address_cost): Use max_mov_insn_displacement.
8872 2012-04-05 Andrew Stubbs <ams@codesourcery.com>
8874 * config/arm/arm.md (arch): Add neon_onlya8 and neon_nota8.
8875 (arch_enabled): Handle new arch types.
8876 (one_cmpldi2): Add NEON support.
8878 2012-04-05 Richard Guenther <rguenther@suse.de>
8880 * gimple.c (walk_gimple_op): Compute val_only for the LHS
8881 of an assigment in the canonical way, avoiding is_gimple_mem_rhs.
8882 (is_gimple_mem_rhs, is_gimple_reg_rhs, is_gimple_stmt): Move ...
8883 * gimplify.c (is_gimple_mem_rhs, is_gimple_reg_rhs, is_gimple_stmt):
8884 ... here and make static.
8885 * gimple.h (is_gimple_mem_rhs, is_gimple_reg_rhs, is_gimple_stmt):
8888 2012-04-05 Richard Guenther <rguenther@suse.de>
8890 * tree-ssa-dse.c (dse_optimize_stmt): Remember the stmt
8891 basic-block before removing it.
8893 2012-04-05 Richard Guenther <rguenther@suse.de>
8895 * tree-ssanames.c (release_dead_ssa_names): Compact the SSA
8896 version namespace as we release the freelist.
8898 2012-04-05 Richard Guenther <rguenther@suse.de>
8900 * tree-nrv.c (tree_nrv): Release VDEFs.
8901 * tree-sra.c (sra_modify_constructor_assign): Likewise.
8902 (sra_modify_assign): Likewise.
8903 * tree-vect-stmts.c (vect_remove_stores): Likewise.
8904 * tree-vect-loop.c (vect_transform_loop): Likewise.
8905 * tree-ssa-dom.c (optimize_stmt): Likewise.
8906 * tree-vect-slp.c (vect_schedule_slp): Likewise.
8907 * tree-ssa-math-opts.c (execute_cse_sincos): Likewise.
8909 2012-04-05 Richard Guenther <rguenther@suse.de>
8911 * gimple-iterator.c (gsi_remove): Return whether EH edges need to be
8913 * gimple.h (gsi_remove): Adjust.
8914 * tree-ssa-operands.c (unlink_stmt_vdef): Optimize.
8915 * tree-ssa-dom.c (optimize_stmt): Use gsi_remove result.
8916 * tree-ssa-dse.c (dse_optimize_stmt): Likewise.
8917 * tree-ssa-forwprop.c (remove_prop_source_from_use): Likewise.
8918 * tree-ssa-math-opts.c (execute_optimize_widening_mul): Likewise.
8919 * tree-ssa-pre.c (eliminate): Likewise.
8921 2012-04-04 Mike Stump <mikestump@comcast.net>
8923 * doc/rtl.texi (const_double): Document as sign-extending.
8924 * expmed.c (expand_mult): Ensure we don't use shift incorrectly.
8925 * emit-rtl.c (immed_double_int_const): Refine to state the
8927 * simplify-rtx.c (mode_signbit_p): Add a fixme for wider than
8928 CONST_DOUBLE integers.
8929 (simplify_const_unary_operation, UNSIGNED_FLOAT): Ensure no
8930 negative values are converted. Fix conversions bigger than
8931 HOST_BITS_PER_WIDE_INT.
8932 (simplify_binary_operation_1): Ensure we don't use shift incorrectly.
8933 (simplify_immed_subreg): Sign-extend CONST_DOUBLEs.
8934 * explow.c (plus_constant_mode): Add.
8935 (plus_constant): Implement with plus_constant_mode.
8936 * rtl.h (plus_constant_mode): Add.
8938 2012-04-04 Richard Guenther <rguenther@suse.de>
8940 PR tree-optimization/52808
8941 * tracer.c (tail_duplicate): Do not tail-duplicate loop header blocks.
8942 * Makefile.in (tracer.o): Depend on $(CFGLOOP_H).
8944 2012-04-04 Tristan Gingold <gingold@adacore.com>
8946 * expr.c (expand_expr_real_2): Handle larger sizetype in
8949 2012-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
8951 * config/sh/t-sh (MULTILIB_MATCHES): Match m2a-single-only
8952 to m2a-single instead of m2e.
8954 2012-04-03 Eric Botcazou <ebotcazou@adacore.com>
8956 * expr.c (get_bit_range): Add OFFSET parameter and adjust BITPOS.
8957 Change type of BITOFFSET to signed. Make sure the lower bound of
8958 the computed range is non-negative by adjusting OFFSET and BITPOS.
8959 (expand_assignment): Adjust call to get_bit_range.
8961 2012-04-03 Sandeep Kumar Singh <Sandeep.Singh2@kpitcummins.com>
8963 * h8300/h8300.c (h8300_current_function_monitor_function_p):
8964 New function. Added to check monitor functions.
8965 (h8300_option_override): Modified to generate error/warning
8966 messages for invalid combinations of different command line
8968 * h8300/h8300.md: Generate 'rte' for monitor functions. Do not
8969 save EXR on stack for monitor function in case of H8S target
8970 when "-mno-exr" is passed.
8971 * h8300/h8300-protos.h (h8300_current_function_monitor_function_p):
8973 * doc/invoke.texi: Document H8S options.
8975 2012-04-03 Tristan Gingold <gingold@adacore.com>
8977 * configure.ac: Use GCC_AC_FUNC_MMAP_BLACKLIST instead
8978 of gcc_AC_FUNC_MMAP_BLACKLIST.
8979 * acinclude.m4 (gcc_AC_FUNC_MMAP_BLACKLIST): Remove.
8980 * Makefile.in (aclocal_deps): Add mmap.m4.
8981 * configure: Regenerate.
8982 * aclocal.m4: Regenerate.
8984 2012-04-03 Richard Guenther <rguenther@suse.de>
8986 PR tree-optimization/52808
8987 * tracer.c (tail_duplicate): Return whether we have duplicated
8989 (tracer): If we have duplicated any block, cleanup the CFG.
8990 * cfghooks.c (duplicate_block): If we duplicated a loop
8991 header but not its loop, destroy the loop because it now has
8993 * tree-ssa-threadupdate.c (thread_through_loop_header): Tell
8994 the cfg manipulation routines we are not creating a multiple
8997 2012-04-03 Tristan Gingold <gingold@adacore.com>
8999 * config/vms/vms-c.c (vms_pragma_nomember_alignment): Handle
9001 (vms_c_common_override_options): Allow parameterless variadic
9004 2012-04-03 Jakub Jelinek <jakub@redhat.com>
9006 PR tree-optimization/52835
9007 * tree-data-ref.c (build_rdg): Return NULL if
9008 compute_data_dependences_for_loop failed.
9010 2012-04-03 Eric Botcazou <ebotcazou@adacore.com>
9012 * varasm.c (initializer_constant_valid_for_bitfield_p): Return true
9013 for REAL_CST as well.
9014 (output_constructor): Use RECORD_OR_UNION_TYPE_P predicate.
9015 In the bitfield case, if the value is a REAL_CST, convert it first to
9018 2012-04-02 H.J. Lu <hongjiu.lu@intel.com>
9020 * config.gcc: Use i386/biarchx32.h instead of i386/biarch64.h
9021 for --with-abi={x32|mx32} or --with-multilib-list=mx32.
9022 (supported_defaults): Add abi for i[34567]86-*-* and x86_64-*-*.
9024 * config/i386/biarchx32.h: New.
9026 2012-04-02 Anatoly Sokolov <aesok@post.ru>
9028 * config/arm/arm.h (PREFERRED_RELOAD_CLASS): Remove.
9029 * config/arm/arm.c (TARGET_PREFERRED_RELOAD_CLASS): Define.
9030 (arm_preferred_reload_class): New function.
9032 2012-04-02 Richard Guenther <rguenther@suse.de>
9034 PR tree-optimization/52756
9035 * tree-ssa-threadupdate.c (def_split_header_continue_p): New function.
9036 (thread_through_loop_header): After threading through the loop latch
9037 remove the split part from the loop and clear further threading
9038 opportunities that would create a multiple entry loop.
9040 2012-04-02 Richard Guenther <rguenther@suse.de>
9042 PR rtl-optimization/52800
9043 * cprop.c (execute_rtl_cprop): Call cleanup_cfg with
9044 CLEANUP_CFG_CHANGED.
9046 2012-04-02 Richard Guenther <rguenther@suse.de>
9049 * loop-init.c (gate_handle_loop2): Destroy loops here if
9050 we don't enter RTL loop optimizers.
9052 2012-04-02 Uros Bizjak <ubizjak@gmail.com>
9055 2012-03-29 Richard Guenther <rguenther@suse.de>
9057 * rtl.h (extended_count): Remove.
9058 * combine.c (extended_count): Remove.
9060 2012-04-02 Dodji Seketeli <dodji@redhat.com>
9063 * pt.c (more_specialized_fn): Don't apply decay conversion to
9064 types of function parameters.
9066 2012-04-02 Tristan Gingold <gingold@adacore.com>
9068 * ggc-page.c (PAGE_L1_SIZE, PAGE_L2_SIZE, LOOKUP_L1, LOOKUP_L2)
9069 (ggc_allocated_p, lookup_page_table_entry, set_page_table_entry)
9070 (alloc_page, init_ggc, clear_marks, struct ggc_pch_data)
9071 (ggc_pch_this_base): Use uintptr_t instead of size_t.
9073 2012-03-31 H.J. Lu <hongjiu.lu@intel.com>
9076 * config/i386/i386.c (ix86_option_override_internal): Don't
9077 check TARGET_64BIT if TARGET_64BIT_DEFAULT is false.
9079 2012-03-31 Eric Botcazou <ebotcazou@adacore.com>
9081 * tree-cfg.c (call_can_make_abnormal_goto): New predicate.
9082 (stmt_can_make_abnormal_goto): Use it.
9083 (is_ctrl_altering_stmt): Likewise.
9085 2012-03-30 Naveen H.S <naveen.S@kpitcummins.com>
9086 Kaz Kojima <kkojima@gcc.gnu.org>
9088 * config/sh/sh.c (push_regs): Skip banked registers when
9089 resbank attribute is specified.
9090 (sh_expand_epilogue): Likewise.
9092 2012-03-30 Richard Henderson <rth@redhat.com>
9095 * combine-stack-adj.c (prev_active_insn_bb): New.
9096 (next_active_insn_bb): New.
9097 (force_move_args_size_note): New.
9098 (combine_stack_adjustments_for_block): Use it.
9100 2012-03-30 Richard Henderson <rth@redhat.com>
9102 * config/i386/i386.c (struct expand_vec_perm_d): Add one_operand_p.
9103 (ix86_expand_vector_init_duplicate): Initialize it.
9104 (expand_vec_perm_palignr): Likewise.
9105 (ix86_expand_vec_perm_const): Likewise.
9106 (ix86_vectorize_vec_perm_const_ok): Likewise.
9107 (expand_vec_perm_blend): Use it.
9108 (expand_vec_perm_vpermil): Likewise.
9109 (expand_vec_perm_pshufb): Likewise.
9110 (expand_vec_perm_1): Likewise.
9111 (expand_vec_perm_pshuflw_pshufhw): Likewise.
9112 (expand_vec_perm_interleave2): Likewise.
9113 (expand_vec_perm_vpermq_perm_1): Likewise.
9114 (expand_vec_perm_vperm2f128): Likewise.
9115 (expand_vec_perm_interleave3): Likewise.
9116 (expand_vec_perm_vperm2f128_vblend): Likewise.
9117 (expand_vec_perm_vpshufb2_vpermq): Likewise.
9118 (expand_vec_perm_vpshufb2_vpermq_even_odd): Likewise,.
9119 (expand_vec_perm_broadcast): Likewise.
9120 (expand_vec_perm_vpshufb4_vpermq2): Likewise.
9122 2012-03-30 Richard Henderson <rth@redhat.com>
9124 * dwarf2out.c (gen_variable_die): Initialize off.
9126 2012-03-30 Tristan Gingold <gingold@adacore.com>
9128 * config/vms/vms-f.c: New file.
9129 * config/vms/t-vms (vms-f.o): New rule.
9130 * config.gcc (*-*-*vms*): Define fortran_target_objs.
9132 2012-03-30 Richard Guenther <rguenther@suse.de>
9134 PR tree-optimization/52754
9135 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
9136 propagate arbitrary addresses into really plain dereferences.
9138 2012-03-30 Richard Guenther <rguenther@suse.de>
9141 * except.c (emit_to_new_bb_before): Move loop updating ...
9142 (dw2_build_landing_pads): ... here. Use a proper block for
9143 querying the loop father.
9145 2012-03-30 Tristan Gingold <gingold@adacore.com>
9147 * config/ia64/ia64.c (ia64_section_type_flags): Remove
9148 common_object attribute handling.
9149 (SECTION_VMS_OVERLAY): Remove
9150 (ia64_vms_common_object_attribute): Replace abort with an assert.
9151 Do not set DECL_SECTION_NAME.
9152 (ia64_vms_output_aligned_decl_common): Handle common_object
9154 (ia64_vms_elf_asm_named_section): Remove.
9155 * config/ia64/vms.h (TARGET_ASM_NAMED_SECTION): Remove.
9157 2012-03-30 Richard Guenther <rguenther@suse.de>
9160 * double-int.c (rshift_double): Remove not needed cast.
9162 2012-03-30 Richard Guenther <rguenther@suse.de>
9164 * tree-affine.h (print_aff): Remove.
9165 * tree-affine.c (print_aff): Make static.
9166 * tree-data-ref.h (access_matrix_get_index_for_parameter): Remove.
9167 (get_references_in_stmt): Likewise.
9168 (print_direction_vector): Likewise.
9169 (print_dir_vectors): Likewise.
9170 (print_dist_vectors): Likewise.
9171 (dump_subscript): Likewise.
9172 (dump_ddrs): Likewise.
9173 (dump_dist_dir_vectors): Likewise.
9174 (dump_data_references): Likewise.
9175 (dump_data_dependence_relation): Likewise.
9176 (dump_data_dependence_direction): Likewise.
9177 (dump_rdg_vertex): Likewise.
9178 (dump_rdg_component): Likewise.
9179 (debug_ddrs): Declare.
9180 (struct data_ref_loc_d): Move ...
9181 * tree-data-ref.c (struct data_ref_loc_d): ... here.
9182 (get_references_in_stmt): Make static.
9183 (dump_data_references): Likewise.
9184 (dump_subscript): Likewise.
9185 (print_direction_vector): Likewise.
9186 (print_dir_vectors): Likewise.
9187 (print_dist_vectors): Likewise.
9188 (dump_data_dependence_relation): Likewise.
9189 (dump_dist_dir_vectors): Likewise.
9190 (dump_ddrs): Likewise.
9191 (dump_rdg_vertex): Likewise.
9192 (dump_rdg_component): Likewise.
9193 (debug_ddrs): New function.
9194 (access_matrix_get_index_for_parameter): Remove.
9196 2012-03-30 Tristan Gingold <gingold@adacore.com>
9198 * config/vms/vms.c (VMS_CRTL_FLOAT32): Rename.
9199 (VMS_CRTL_FLOAT64, VMS_CRTL_FLOAT64_VAXD): New.
9200 (VMS_CRTL_FLOAT128, VMS_CRTL_DPML, VMS_CRTL_NODMPL)
9201 (VMS_CRTL_32ONLY, VMS_CRTL_G_MASK, VMS_CRTL_G_NONE)
9202 (VMS_CRTL_GA, VMS_CRTL_GL, VMS_CRTL_FLOATV2): New.
9203 (vms_patch_builtins): Handle new flags
9204 * config/vms/vms-crtlmap.map: Completed using nm on
9205 c and math system libraries.
9206 * config/vms/make-crtlmap.awk: Handle any number of flags.
9208 2012-03-30 Martin Jambor <mjambor@suse.cz>
9210 * tree-ssa-ccp.c (insert_clobbers_for_var): Do not assert that there
9211 is a builtin_stack_save in a dominating BB.
9213 2012-03-29 Uros Bizjak <ubizjak@gmail.com>
9215 * config/i386/sse.md (avx_h<plusminus_insn>v4df3): Fix results
9216 crossing 128bit lane boundary.
9218 2012-03-29 Vladimir Makarov <vmakarov@redhat.com>
9220 * ira-color.c (setup_left_conflict_sizes_p): Process all
9221 conflicting objects.
9223 2012-03-29 Jakub Jelinek <jakub@redhat.com>
9225 PR tree-optimization/52760
9226 * tree-vect-slp.c (vect_get_constant_vectors): Convert constant_p
9227 shift count for {L,R}{SHIFT,ROTATE}_EXPR to TREE_TYPE (vector_type).
9229 2012-03-29 Richard Guenther <rguenther@suse.de>
9231 * cgraph.h (cgraph_materialize_all_clones): Remove.
9232 (reset_inline_failed): Likewise.
9233 * cgraphunit.c (cgraph_materialize_all_clones): Make static.
9234 * cgraphbuild.c (reset_inline_failed): Remove.
9235 * rtl.h (cse_main): Remove.
9236 (extended_count): Likewise.
9237 * cse.c (dump_class): Mark as DEBUG_FUNCTION.
9238 (cse_main): Make static.
9239 * combine.c (extended_count): Remove.
9240 (dump_combine_stats): Mark as DEBUG_FUNCTION.
9241 * basic-block.h (reorder_basic_blocks): Remove.
9242 * bb-reorder.c (reorder_basic_blocks): Make static.
9243 * Makefile.in (dse.o): Remove dse.h dependency.
9245 * dse.c (gate_dse): Remove.
9246 (clear_alias_mode_eq): Likewise.
9247 (clear_alias_mode_hash): Likewise.
9248 (dse_record_singleton_alias_set): Likewise.
9249 (dse_invalidate_singleton_alias_set): Likewise.
9251 2012-03-29 H.J. Lu <hongjiu.lu@intel.com>
9253 * config/linux-android.h (ANDROID_STARTFILE_SPEC): Use
9254 crtbegin_so%O%s for -shared.
9255 (ANDROID_ENDFILE_SPEC): Use crtend_so%O%s for -shared.
9257 2012-03-29 Richard Guenther <rguenther@suse.de>
9259 * tree-flow.h (struct pre_expr_d): Remove forward declaration.
9260 (add_to_value): Remove.
9261 (print_value_expressions): Likewise.
9262 * tree-ssa-pre.c (add_to_value): Make static.
9263 (print_value_expressions): Likewise.
9264 * gimple.h (gimple_adjust_this_by_delta): Remove.
9265 * gimple-fold.c (gimple_adjust_this_by_delta): Likewise.
9267 2012-03-29 Richard Guenther <rguenther@suse.de>
9270 * double-int.h (rshift_double): Remove.
9271 * double-int.c (lshift_double): Use absu_hwi to make count positive.
9272 (rshift_double): Make static, take unsigned count argument,
9273 remove handling of negative count argument.
9274 (double_int_rshift): Dispatch to lshift_double.
9276 2012-03-28 H.J. Lu <hongjiu.lu@intel.com>
9278 * config/i386/biarch64.h (TARGET_64BIT_DEFAULT): Add
9281 * config/i386/gnu-user64.h (SPEC_64): Support TARGET_BI_ARCH == 2.
9282 (SPEC_X32): Likewise.
9283 (MULTILIB_DEFAULTS): Likewise.
9285 * config/i386/i386.c (isa_opts): Remove -m64.
9286 (ix86_target_string): Properly handle -m32/-m64/-mx32.
9287 (ix86_option_override_internal): Properly
9288 set OPTION_MASK_ISA_64BIT and OPTION_MASK_ISA_X32 as well as
9289 handle -m32, -m64 and -mx32.
9291 * config/i386/i386.h (TARGET_X32): Replace OPTION_ISA_X32
9292 with OPTION_ABI_X32. Moved after TARGET_LP64.
9293 (TARGET_LP64): Changed to OPTION_ABI_64.
9295 * config/i386/i386.opt (m64): Replace ISA_64BIT with ABI_64.
9296 (mx32): Replace ISA_X32 with ABI_X32.
9298 2012-03-28 Eric Botcazou <ebotcazou@adacore.com>
9300 * tree.c (tree_size) <VECTOR_CST>: New case.
9302 2012-03-28 Uros Bizjak <ubizjak@gmail.com>
9304 * config/i386/i386.c (ix86_modes_tieable_p): Handle 32bit AVX modes.
9305 (ix86_expand_vector_move_misalign): Remove un-needed gen_lowpart calls.
9307 2012-03-28 Jakub Jelinek <jakub@redhat.com>
9310 * tree-ssa-ccp.c (optimize_stdarg_builtin): Optimize
9311 __builtin_va_start to __builtin_next_arg if the latter is
9312 builtin_decl_explicit_p rather than when it is not.
9315 * tree-vect-generic.c (vector_element): Perform multiplication
9316 for pos in bitsizetype type instead of idx type.
9318 2012-03-28 Richard Guenther <rguenther@suse.de>
9320 * loop-init.c (loop_optimizer_init): If loops are preserved
9321 perform incremental initialization of required loop features.
9322 (loop_optimizer_finalize): If loops are to be preserved only
9323 clean up optional loop features.
9324 (rtl_loop_done): Forcefully free loops here.
9325 * cgraph.c (cgraph_release_function_body): Forcefully free loops.
9326 * cfgexpand.c (expand_gimple_cond): Properly add new basic-blocks
9328 (construct_init_block): Likewise.
9329 (construct_exit_block): Likewise.
9330 (gimple_expand_cfg): Clear LOOP_CLOSED_SSA loop state. Cleanup
9331 the CFG after expanding.
9332 * cfgloop.c (verify_loop_structure): Calculate or verify dominators.
9333 If we needed to calculate them, free them afterwards.
9334 * tree-pass.h (PROP_loops): New define.
9335 * tree-ssa-loop.c (pass_tree_loop_init): Provide PROP_loops.
9336 * basic-block.h (CLEANUP_CFG_CHANGED): New.
9337 * cfgcleanup.c (merge_blocks_move): Protect loop latches.
9338 (cleanup_cfg): If we did something and have loops around, fix them up.
9339 * cse.c (rest_of_handle_cse_after_global_opts): Call cleanup_cfg
9340 with CLEANUP_CFG_CHANGED.
9341 * cfghooks.c (merge_blocks): If we merge a loop header into
9342 its predecessor, update the loop structure.
9343 (duplicate_block): If we copy a loop latch, adjust loop state
9344 to note we may have multiple latches.
9345 (delete_basic_block): Mark loops for fixup if we remove a loop.
9346 * cfganal.c (forwarder_block_p): Protect loop latches, headers
9348 * cfgrtl.c (rtl_can_merge_blocks): Protect loop latches.
9349 (cfg_layout_can_merge_blocks_p): Likewise.
9350 * cprop.c (bypass_block): If we create a loop with multiple
9351 entries, mark it for removal.
9352 * except.c (emit_to_new_bb_before): Add the new basic-block
9354 * tree-eh.c (lower_resx): Likewise.
9355 * omp-low.c (finalize_task_copyfn): Do not copy PROP_loops.
9356 (expand_omp_taskreg): Likewise.
9357 * tree-inline.c (initialize_cfun): Likewise.
9358 * tree-mudflap.c (add_bb_to_loop): Prototype.
9359 (mf_build_check_statement_for): Properly add new basic-blocks
9361 * tree-ssa-threadupdate.c (thread_block): Mark loops for fixup
9362 if we remove a loop.
9363 (thread_through_loop_header): Likewise.
9364 * trans-mem.c (tm_log_emit_save_or_restores): Properly add
9365 new basic-blocks to existing loops.
9366 (expand_transaction): Likewise.
9367 * Makefile.in (except.o): Add $(CFGLOOP_H).
9369 (cgraph.o): Likewise.
9370 (cprop.o): Likewise.
9371 (cfgexpand.o): Likewise.
9372 (cfganal.o): Likewise.
9373 (trans-mem.o): Likewise.
9374 (tree-eh.o): Likewise.
9376 2012-03-28 Georg-Johann Lay <avr@gjlay.de>
9379 * config/avr/avr.c (TARGET_BUILTIN_DECL): New define.
9380 (avr_builtin_decl): New static function.
9381 (struct avr_builtin_description, avr_bdesc): Move up.
9382 Add GTY marker. Add field fndecl. Remove redundant field id.
9383 (avr_init_builtins): Initialize avr_bdesc[ID].fndecl.
9384 (avr_expand_builtin): Code cleanup because .id is removed.
9386 2012-03-28 Georg-Johann Lay <avr@gjlay.de>
9389 * config.gcc (tm_file): Remove avr/multilib.h.
9391 * doc/invoke.texi (AVR Options): Adjust documentation of -mtiny-stack.
9393 * config/avr/genmultilib.awk: Remove code to generate multilib.h.
9394 (BEGIN): Use -msp8 as multilib option instead of -mtiny-stack.
9395 * config/avr/t-avr: Remove generation of multilib.h.
9396 * config/avr/t-multilib: Regenerate.
9397 * config/avr/multilib.h: Remove.
9398 * config/avr/avr.opt (-msp8): New option.
9399 (avr_sp8): New variable.
9400 * config/avr/driver-avr.c (avr_device_to_sp8): New function.
9401 * config/avr/avr.h (AVR_HAVE_SPH): New define.
9402 (AVR_HAVE_8BIT_SP): Also set by avr_sp8 i.e. -msp8.
9403 (avr_device_to_sp8): New prototype.
9404 (EXTRA_SPEC_FUNCTIONS): Add { "device_to_sp8", avr_device_to_sp8 }
9405 (DRIVER_SELF_SPECS): New define.
9406 * config/avr/avr-c.c (avr_cpu_cpp_builtins): New built-in defines:
9407 __AVR_SP8__, __AVR_HAVE_SPH__.
9408 * config/avr/avr.c (output_movhi): Use AVR_HAVE_SPH instead of
9409 AVR_HAVE_8BIT_SP to decide if SP_H is present.
9410 (avr_file_start): Ditto.
9412 2012-03-28 Jakub Jelinek <jakub@redhat.com>
9415 * config/i386/sse.md (sse2_loadlpd splitter): Use offset 0
9416 instead of 8 in adjust_address.
9418 2012-03-27 Aurelien Buhrig <aurelien.buhrig.gcc@gmail.com>
9421 * expmed.c (store_bit_field_1): Fix wordnum value for big-endian
9424 2012-03-27 Oleg Endo <olegendo@gcc.gnu.org>
9427 * config/sh/sh.c (sh_legitimize_address, sh_legitimize_reload_address):
9428 Rearrange conditional logic. Move displacement address calculations
9430 (sh_find_mov_disp_adjust): ... this new function.
9432 2012-03-27 H.J. Lu <hongjiu.lu@intel.com>
9434 * config/arm/arm.opt (mapcs): Remove MaskExists.
9435 * config/cris/linux.opt (mno-gotplt): Likewise.
9436 * config/i386/i386.opt (mhard-float): Likewise.
9438 (mno-sse4): Likewise.
9439 * config/m68k/m68k.opt (mhard-float): Likewise.
9440 * config/mep/mep.op (mcop32): Likewise.
9441 * config/pa/pa-hpux.opt (msio): Likewise.
9442 * config/pa/pa64-hpux.opt (mgnu-ld): Likewise.
9443 * config/picochip/picochip.opt (mlittle): Likewise.
9444 * config/sh/sh.opt (mrenesas): Likewise.
9445 * config/sparc/long-double-switch.opt (mlong-double-128): Likewise.
9446 * config/sparc/sparc.opt (mhard-float): Likewise.
9447 * config/v850/v850.opt (mv850es): Likewise.
9448 * config/vax/vax.opt (mg-float): Likewise.
9450 2012-03-27 Martin Jambor <mjambor@suse.cz>
9453 * tree-sra.c (sra_modify_assign): Do not call
9454 load_assign_lhs_subreplacements when working with an unscalarizable
9457 2012-03-27 Uros Bizjak <ubizjak@gmail.com>
9460 * config/i386/i386-protos.h (ix86_legitimize_reload_address):
9462 * config/i386/i386.h (LEGITIMIZE_RELOAD_ADDRESS): New define.
9463 * config/i386/i386.c: Include reload.h.
9464 (ix86_legitimize_reload_address): New function.
9466 2012-03-27 H.J. Lu <hongjiu.lu@intel.com>
9468 * opth-gen.awk: Allocated a bit for Mask and InverseMask if it
9469 hasn't been allocated. Define a target macro for Mask and
9470 InverseMask if it hasn't been defined. Remove MaskExists handling.
9472 * doc/options.texi: Remove MaskExists.
9474 2012-03-27 Chung-Lin Tang <cltang@codesourcery.com>
9477 * config/sh/sh.c (find_barrier): Add equality check of last_got
9478 to avoid going above orig insn. Update comments.
9480 2012-03-27 Richard Guenther <rguenther@suse.de>
9483 * fold-const.c (try_move_mult_to_index): Handle &x.array more
9486 2012-03-27 Eric Botcazou <ebotcazou@adacore.com>
9488 * expmed.c (store_bit_field): Assert that BITREGION_START is a multiple
9489 of a unit before computing the offset in units.
9490 * expr.c (get_bit_range): Return the null range if the enclosing record
9491 is part of a larger bit field.
9493 2012-03-27 Tristan Gingold <gingold@adacore.com>
9495 * config/ia64/vms.h (CASE_VECTOR_MODE): Define.
9496 * config/ia64/ia64.md: Remove mode in template.
9497 Sign extend operand in expand_simple_binop.
9498 * config/ia64/ia64.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use
9499 CASE_VECTOR_MODE instead of TARGET_ILP32.
9500 (ADDR_VEC_ALIGN): Make it depends on CASE_VECTOR_MODE.
9502 2012-03-26 Steven Bosscher <steven@gcc.gnu.org>
9504 * varasm.c (assemble_external): #if 0 out the new assert from the
9505 previous commit, it breaks the Java and Go front ends.
9507 2012-03-26 Steven Bosscher <steven@gcc.gnu.org>
9509 * toplev.c (check_global_declaration_1): Do not call assemble_external.
9510 * expr.c (emit_block_move_libcall_fn): Likewise.
9511 (clear_storage_libcall_fn): Likewise.
9512 (expand_expr_addr_expr_1): Likewise.
9513 (expand_expr_real_1): Likewise.
9514 * calls.c (rtx_for_function_call): Likewise.
9516 * varasm.c (assemble_external): Assert this function is only called
9517 during or after expanding to RTL.
9519 2012-03-26 Martin Jambor <mjambor@suse.cz>
9521 PR tree-optimization/50052
9522 * tree-sra.c (tree_non_aligned_mem_p): Removed.
9523 (tree_non_aligned_mem_for_access_p): Likewise.
9524 (build_accesses_from_assign): Removed strict alignment requirements
9526 (access_precludes_ipa_sra_p): Likewise.
9528 2012-03-26 Richard Guenther <rguenther@suse.de>
9530 PR tree-optimization/52701
9531 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Always
9532 compute and set the evolution part of PHI nodes.
9534 2012-03-26 Richard Guenther <rguenther@suse.de>
9536 PR tree-optimization/52721
9537 * tree-vect-stmts.c (vect_init_vector): Handle scalars.
9539 2012-03-26 Ulrich Weigand <ulrich.weigand@linaro.org>
9541 PR tree-optimization/52686
9542 * tree-vect-data-refs.c (vect_get_smallest_scalar_type): Handle
9545 2012-03-26 Tristan Gingold <gingold@adacore.com>
9547 * config/alpha/vms.h (LINK_SPEC): Simplify.
9548 (STARTFILE_SPEC): Remove -mvms-return-codes handling.
9549 (NAME__MAIN, SYMBOL__MAIN): Remove.
9550 (VMS_DEBUG_MAIN_POINTER): Remove.
9551 * config/ia64/vms.h: Likewise.
9552 * config/alpha/alpha.c (alpha_start_function): Move vms_debug_main
9553 code to vms.c. Call vms_start_function.
9554 * config/ia64/ia64.c (ia64_start_function): Likewise.
9555 * config/vms/vms-protos.h (vms_start_function): Declare.
9556 * config/vms/vms.c (vms_start_function): New function.
9557 * config/vms/vms.h (MATH_LIBRARY): Define.
9558 (VMS_DEBUG_MAIN_POINTER): Define.
9560 2012-03-26 Eric Botcazou <ebotcazou@adacore.com>
9562 PR rtl-optimization/52629
9563 * reload1.c (count_pseudo): Short-circuit common case.
9564 (count_spilled_pseudo): Return early for pseudos without hard regs.
9565 Assert that the pseudo has got a hard reg before manipulating it.
9567 2012-03-24 Jan Hubicka <jh@suse.cz>
9570 * varpool.c (varpool_finalize_decl): Handle toplevel_reorder here.
9571 (decide_is_variable_needed): Do not handle toplevel reorder here.
9572 * cgraph.h (varpool_can_remove_if_no_refs): Likewise.
9573 * ipa.c (cgraph_remove_unreachable_nodes): Remove unreachable vars
9576 2012-03-24 Eric Botcazou <ebotcazou@adacore.com>
9578 * expr.c (optimize_bitfield_assignment_op) <BIT_IOR_EXPR>: Use str_mode
9579 and str_bitsize instead of more convoluted expressions.
9581 2012-03-24 Eric Botcazou <ebotcazou@adacore.com>
9584 * config/sparc/sparc.h (ASM_CPU_SPEC): Pass -Av8 if -mcpu=leon.
9586 2012-03-24 Eric Botcazou <ebotcazou@adacore.com>
9589 * config/sparc/sparc.c (sparc_handle_vis_mul8x16): Fix pasto.
9591 2012-03-23 Martin Jambor <mjambor@suse.cz>
9593 * tree-sra.c (build_accesses_from_assign): Remove FIXME comment.
9595 2012-03-23 Richard Guenther <rguenther@suse.de>
9597 PR tree-optimization/52678
9598 * tree-vectorizer.h (struct _stmt_vec_info): Add
9599 loop_phi_evolution_part member.
9600 (STMT_VINFO_LOOP_PHI_EVOLUTION_PART): New define.
9601 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Initialize
9602 STMT_VINFO_LOOP_PHI_EVOLUTION_PART.
9603 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
9604 Use the cached evolution part and the PHI nodes value from
9605 the loop preheader edge instead of re-analyzing the evolution.
9607 2012-03-22 Maxim Kuvyrkov <maxim@codesourcery.com>
9609 * config/mips/mips-tables.opt: Update.
9610 * config/mips/mips.md (processor): Add xlp.
9611 * config/mips/mips-cpus.def: Add xlp.
9612 * config/mips/mips.c (mips_rtx_cost_data): Add costs for XLP, copy from
9614 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Handle xlp.
9615 * doc/invoke.texi: Mention XLP.
9617 2012-03-22 Jakub Jelinek <jakub@redhat.com>
9620 * tree-nested.c (convert_tramp_reference_stmt): Call declare_vars
9621 on any new_local_var_chain vars declared during recursing on
9622 GIMPLE_OMP_PARALLEL or GIMPLE_OMP_TASK body.
9624 2012-03-22 Uros Bizjak <ubizjak@gmail.com>
9626 * config/alpha/alpha.h (ASM_OUTPUT_ALIGN): Move to config/alpha/elf.h
9627 (ASM_OUTPUT_SKIP): Move to config/alpha/vms.h
9628 (ASM_OUTPUT_LOCAL): Ditto.
9629 (ASM_OUTPUT_COMMON): Remove.
9630 * config/alpha/elf.h (ASM_OUTPUT_DEF_FROM_DECLS): Use ASM_OUTPUT_DEF.
9631 * config/alpha/vms.h (ASM_OUTPUT_ALIGN): Do not undefine before define.
9633 2012-03-22 Jan Hubicka <jh@suse.cz>
9636 * cgraph.c (cgraph_remove_node_and_inline_clones): Add FORBIDDEN_NODE
9638 * cgraph.h (cgraph_remove_node_and_inline_clones): Update prototype.
9639 * ipa-inline-transform.c (save_inline_function_body): Remove
9640 copied clone if needed.
9641 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Update.
9643 2012-03-22 Richard Guenther <rguenther@suse.de>
9646 * fold-const.c (fold_ternary_loc): Fix typo.
9648 2012-03-22 Georg-Johann Lay <avr@gjlay.de>
9651 * config/avr/avr.md (unspec): Remove UNSPEC_MEMORY_BARRIER.
9652 (unspecv): Add UNSPECV_MEMORY_BARRIER.
9653 (cli_sei): Use unspec_volatile instead of unspec for memory barrier.
9654 (delay_cycles_1, delay_cycles_2): Ditto.
9655 (delay_cycles_3, delay_cycles_4): Ditto.
9656 (nopv, *nopv): Ditto.
9657 (sleep, *sleep): Ditto.
9660 2012-03-22 Richard Guenther <rguenther@suse.de>
9662 PR tree-optimization/52548
9663 * tree-ssa-pre.c (valid_in_sets): Remove handling of invalidation
9664 because of clobbers.
9665 (prune_clobbered_mems): New function.
9666 (compute_antic_aux): Use it to prune ANTIC_OUT.
9667 (compute_partial_antic_aux): Use it to prune PA_IN.
9668 (compute_avail): Only insert expressions into EXP_GEN that are not
9669 invalidated when translated up to the beginning of the block.
9671 2012-03-22 Richard Guenther <rguenther@suse.de>
9673 PR tree-optimization/52638
9674 * tree-vect-stmts.c (vect_init_vector_1): New function, split
9676 (vect_init_vector): ... here. Handle scalar vector inits.
9677 (vect_get_vec_def_for_operand): Adjust.
9678 (vectorizable_load): Likewise.
9680 2012-03-22 Uros Bizjak <ubizjak@gmail.com>
9682 * config.gcc (alpha*-*-linux*): Add elfos.h to tm_file.
9683 (alpha*-*-freebsd*): Ditto.
9684 (alpha*-*-netbsd*): Ditto.
9685 (alpha*-*-openbsd*): Ditto.
9686 * config/alpha/elf.h (OBJECT_FORMAT_ELF): Remove.
9687 (DWARF2_DEBUGGING_INFO): Remove.
9688 (PREFERRED_DEBUGGING_TYPE): Remove.
9689 (ASM_FINAL_SPEC): Remove.
9690 (IDENT_ASM_OP): Remove.
9691 (ASM_OUTPUT_IDENT): Remove.
9692 (SKIP_ASM_OP): Remove.
9693 (ASM_OUTPUT_SKIP): Remove.
9694 (ALIGN_ASM_OP): Remove.
9695 (ASM_OUTPUT_BEFORE_CASE_LABEL): Remove.
9696 (ASM_OUTPUT_CASE_LABEL): Remove.
9697 (ASM_OUTPUT_EXTERNAL_LIBCALL): Remove.
9698 (COMMON_ASM_OP): Remove.
9699 (ASM_OUTPUT_ALIGNED_COMMON): Remove.
9700 (ASCII_DATA_ASM_OP): Remove.
9701 (READONLY_DATA_SECTION_ASM_OP): Remove.
9702 (INIT_SECTION_ASM_OP): Remove.
9703 (FINI_SECTION_ASM_OP): Remove.
9704 (ASM_SECTION_START_OP): Remove.
9705 (ASM_OUTPUT_SECTION_START_FILE): Remove.
9706 (TARGET_ASM_NAMED_SECTION): Remove.
9707 (TARGET_ASM_SELECT_SECTION): Remove.
9708 (MAKE_DECL_ONE_ONLY): Remove.
9709 (TYPE_ASM_OP): Remove.
9710 (SIZE_ASM_OP): Remove.
9711 (ASM_WEAKEN_LABEL): Remove.
9712 (TYPE_OPERAND_FMT): Remove.
9713 (ASM_DECLARE_RESULT): Remove.
9714 (ASM_DECLARE_OBJECT_NAME): Remove.
9715 (ASM_FINISH_DECLARE_OBJECT): Remove.
9716 (ELF_ASCII_ESCAPES): Remove.
9717 (ELF_STRING_LIMIT): Remove.
9718 (STRING_ASM_OP): Remove.
9719 (ASM_OUTPUT_EXTERNAL): Remove.
9720 (TARGET_ASM_FILE_START_FILE_DIRECTIVE): Redefine to false.
9721 * config/alpha/alpha.h (PCC_BITFIELD_TYPE_MATTERS): Undefine
9723 (ASM_DECLARE_FUNCTION_NAME): Ditto.
9724 (ASM_DECLARE_FUNCTION_SIZE): Ditto.
9725 (ASM_GENERATE_INTERNAL_LABEL): Ditto.
9726 (ASM_OUTPUT_SKIP): Ditto.
9727 (READONLY_DATA_SECTION_ASM_OP): Remove.
9728 (USER_LABEL_PREFIX): Remove.
9729 (ASM_OUTPUT_ASCII): Remove.
9730 (ASM_OUTPUT_CASE_LABEL): Remove.
9731 (NO_DOLLAR_IN_LABEL): Undefine.
9733 2012-03-22 Richard Guenther <rguenther@suse.de>
9735 PR tree-optimization/52459
9736 * tree-ssa-pre.c (inhibit_phi_insertion): Do not inhibit
9737 PHI insertion for calls.
9739 2012-03-21 Steven Bosscher <steven@gcc.gnu.org>
9741 * cse.c (invalidate_from_sets_and_clobbers, try_back_substitute_reg,
9742 find_sets_in_insn, canonicalize_insn): Split out from ...
9743 (cse_insn): ... here.
9744 (invalidate_from_clobbers): Take an insn instead of the pattern.
9746 2012-03-21 Oleg Endo <olegendo@gcc.gnu.org>
9749 * config/sh/sh-protos.h (sh_fsca_df2int): Remove.
9750 * config/sh/sh.c (sh_fsca_df2int_rtx, sh_fsca_df2int): Remove.
9751 * config/sh/sh.md (sindf2, cosdf2): Remove.
9753 2012-03-21 Kaz Kojima <kkojima@gcc.gnu.org>
9756 * config/sh/sh.c (sh_expand_prologue): Emit blockage at the end of
9757 prologue for unwinder and profiler.
9759 2012-03-21 Andreas Tobler <andreast@fgznet.ch>
9761 * configure.ac (HAVE_LD_NO_DOT_SYMBOLS): Add powerpc64-*-freebsd*.
9762 Introduce emul_name to select the right linker emulation for
9763 powerpc64-*-freebsd*.
9764 * configure: Regenerate.
9765 * config.gcc: Add bits to support powerpc64-*-freebsd*.
9766 * config/rs6000/freebsd.h (POWERPC_FREEBSD): Define.
9767 * config/rs6000/freebsd64.h: New file.
9768 * config/rs6000/rs6000.c (rs6000_option_override_internal): Use
9770 (rs6000_savres_strategy): Likewise.
9771 (rs6000_savres_routine_name): Likewise.
9772 (rs6000_elf_file_end): Likewise.
9773 * config/rs6000/t-freebsd64: New file.
9774 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Set the
9775 rs6000_current_abi for 64-bit FreeBSD to ABI_AIX.
9777 * config/rs6000/freebsd64.h: Remove duplicated entries from last
9779 * config/rs6000/t-freebsd64: Likewise.
9781 2012-03-21 Georg-Johann Lay <avr@gjlay.de>
9783 PR rtl-optimization/52543
9785 * config/avr/avr-protos.h (avr_load_lpm): New prototype.
9786 * config/avr/avr.c (avr_mode_dependent_address_p): New function.
9787 (TARGET_MODE_DEPENDENT_ADDRESS_P): New define.
9788 (avr_load_libgcc_p): Restrict to __flash loads.
9789 (avr_out_lpm): Only handle 1-byte loads from __flash.
9790 (avr_load_lpm): New function.
9791 (avr_find_unused_d_reg): Remove.
9792 (avr_out_lpm_no_lpmx): Remove.
9793 (adjust_insn_length): Handle ADJUST_LEN_LOAD_LPM.
9794 * config/avr/avr.md (unspec): Add UNSPEC_LPM.
9795 (load_<mode>_libgcc): Use UNSPEC_LPM instead of MEM.
9796 (load_<mode>, load_<mode>_clobber): New insns.
9797 (mov<mode>): For multi-byte move from non-generic
9798 16-bit address spaces: Expand to load_<mode> resp.
9799 load_<mode>_clobber.
9800 (load<mode>_libgcc): Remove expander.
9801 (split-lpmx): Remove split.
9803 2012-03-21 Richard Earnshaw <rearnsha@arm.com>
9805 * neon.md (neon_vget_lanev2di): Use gen_lowpart and gen_highpart.
9806 * config/arm/neon.ml (Fixed_return_reg): Renamed to fixed_vector_reg.
9807 All callers changed.
9808 (Fixed_core_reg): New feature.
9809 (Vget_lane [sizes S64 and U64]): Add Fixed_core_reg. Allow fmrrd in
9811 * neon-testgen.ml: Handle Fixed_core_reg.
9813 2012-03-21 Andrew Stubbs <ams@codesourcery.com>
9815 * config/arm/arm.c (thumb2_reorg): Add complete support
9816 for 16-bit instructions.
9817 * config/arm/thumb2.md: Delete obsolete flag-clobbering peepholes.
9819 2012-03-21 Richard Guenther <rguenther@suse.de>
9821 PR tree-optimizer/52636
9822 * tree-vect-slp.c (vect_get_constant_vectors): Convert constants
9823 to the appropriate type.
9825 2012-03-21 Richard Guenther <rguenther@suse.de>
9827 * Makefile.in (cfgexpand.o): Add $(REGS_H) and $(INTEGRATE_H)
9829 * cfgexpand.c (gimple_expand_cfg): Fold in pass_init_function,
9830 pass_jump, pass_initial_value_sets and pass_unshare_all_rtl.
9831 * passes.c (init_optimization_passes): Remove pass_init_function,
9832 pass_jump, pass_initial_value_sets and pass_unshare_all_rtl.
9833 * tree-pass.h (pass_init_function): Remove.
9834 (pass_jump): Remove.
9835 (pass_initial_value_sets): Remove.
9836 (pass_unshare_all_rtl): Remove.
9837 * integrate.c (pass_initial_value_sets): Remove.
9838 * emit-rtl.c (pass_unshare_all_rtl): Remove.
9839 * tree.h (init_function_for_compilation): Remove.
9840 * function.c (init_function_for_compilation): Remove.
9841 (pass_init_function): Remove.
9842 * cfgcleanup.c (rest_of_handle_jump): Remove.
9843 (pass_jump): Remove.
9845 2012-03-20 Jason Merrill <jason@redhat.com>
9847 * tree-streamer-in.c (streamer_alloc_tree): Call
9848 ggc_alloc_zone_cleared_tree_node instead of
9849 ggc_alloc_zone_cleared_tree_node_stat.
9851 2012-03-20 Jonathan Wakely <jwakely.gcc@gmail.com>
9853 * doc/extend.texi (Template Instantiation): Remove anachronisms.
9855 2012-03-20 Jakub Jelinek <jakub@redhat.com>
9858 * config/i386/i386.c (expand_vec_perm_vperm2f128): New function.
9859 (ix86_expand_vec_perm_const_1): Call it.
9861 * config/i386/i386.c (vselect_insn): New variable.
9862 (init_vselect_insn): New function.
9863 (expand_vselect, expand_vselect_insn): Add testing_p argument.
9864 Call init_vselect_insn if vselect_insn is NULL. Adjust
9865 PATTERN (vselect_insn), instead of creating a new insn each time,
9866 only emit a copy of it if not testing and recog has been successful.
9867 (expand_vec_perm_pshufb, expand_vec_perm_1,
9868 expand_vec_perm_pshuflw_pshufhw, expand_vec_perm_broadcast_1): Adjust
9872 * config/i386/i386.md ("isa" attribute): Add avx2 and noavx2.
9873 ("enabled" attribute): Handle avx2 and noavx2 isas.
9874 * config/i386/sse.md (avx2_vec_dupv8sf_1, avx2_pbroadcast<mode>_1):
9876 (vec_dup<mode>): Add avx2 =x,x alternative.
9877 (vec_dup<mode> splitter): Don't split if TARGET_AVX2.
9878 (*avx_vperm_broadcast_<mode>): Don't split V4DFmode if TARGET_AVX2.
9879 For TARGET_AVX2, V8SFmode and elt == 0 split into vbroadcastss.
9880 * config/i386/i386.c (expand_vec_perm_pshufb): Emit also vpermps
9882 (expand_vec_perm_1): For broadcasts, use avx2_pbroadcast<mode>_1
9883 if possible, handle also V8SFmode.
9885 2012-03-20 Richard Earnshaw <rearnsha@arm.com>
9887 * arm/predicates.md (zero_operand, reg_or_zero_operand): New predicates.
9888 * arm/neon.md (neon_vceq<mode>, neon_vcge<mode>): Use
9889 reg_or_zero_operand predicate.
9890 (neon_vcle<mode>, neon_vclt<mode>): Use zero_operand predicate.
9892 2012-03-20 Jakub Jelinek <jakub@redhat.com>
9894 * config/i386/i386.c (ix86_decompose_address) <case ZERO_EXTEND>:
9895 If operand isn't UNSPEC, return 0.
9897 2012-03-20 Richard Guenther <rguenther@suse.de>
9899 * tree-pass.h (pass_rtl_eh): Remove.
9900 * except.c (gate_handle_eh): Likewise.
9901 (rest_of_handle_eh): Likewise.
9902 (pass_rtl_eh): Likewise.
9903 (finish_eh_generation): Export.
9904 * except.h (finish_eh_generation): Declare.
9905 * passes.c (init_optimization_passes): Remove pass_rtl_eh.
9906 * cfgexpand.c (gimple_expand_cfg): Call finish_eh_generation
9907 after expanding stack alignment. Instead of compacting blocks
9910 2012-03-20 Richard Guenther <rguenther@suse.de>
9912 * stor-layout.c (finish_bitfield_representative): Fallback
9913 to conservative maximum size if the padding up to the next
9914 field cannot be computed as a constant.
9915 (finish_bitfield_layout): If we cannot compute the distance
9916 between the start of the bitfield representative and the
9917 bitfield member start a new representative.
9918 * expr.c (get_bit_range): The distance between the start of
9919 the bitfield representative and the bitfield member is zero
9920 if the field offsets are not constants.
9922 2012-03-20 Tristan Gingold <gingold@adacore.com>
9924 * tree.h (enum size_type_kind): Add stk_ prefix to constants,
9925 convert in lowercase.
9926 (sizetype_tab, sizetype, bitsizetype, ssizetype, sbitsizetype)
9927 (size_int, ssize_int, bitsize_int, sbitsize_int): Adjust.
9928 * stor-layout.c (sizetype_tab): Adjust.
9929 (initialize_sizetypes): Use SIZETYPE instead of SIZE_TYPE.
9930 * tree-streamer.c (preload_common_nodes): Use stk_type_kind_last
9931 instead of type_kind_last.
9932 * tree-scalar-evolution.c (interpret_rhs_expr): Use size_int
9933 instead of size_int_kind.
9934 * doc/tm.texi.in (Type Layout): Document SIZETYPE.
9935 * doc/tm.texi: Regenerate.
9936 * defaults.h (SIZETYPE): Provide a default value.
9937 * config/vms/vms.h (SIZE_TYPE): Define as "unsigned int".
9940 2012-03-20 Oleg Endo <olegendo@gcc.gnu.org>
9942 * config/sh/sh.md: Use braced string notation where applicable.
9944 2012-03-19 Uros Bizjak <ubizjak@gmail.com>
9946 * config/i386/i386.md (allocate_stack): Simplify.
9948 2012-03-19 Uros Bizjak <ubizjak@gmail.com>
9950 * builtins.c (expand_builtin_cexpi): Use copy_addr_to_reg instead of
9951 copy_to_mode_reg (Pmode, ...).
9952 (expand_builtin_frame_address): Ditto.
9953 * expr.c (emit_block_move_via_libcall): Ditto.
9954 (set_storage_via_libcall): Ditto.
9956 * config/i386/i386.c (ix86_expand_movmem): Ditto.
9957 (ix86_expand_setmem): Ditto.
9958 (ix86_trampoline_init): DItto.
9959 * config/i386/i386.md (cmpstrnsi): Ditto.
9961 2012-03-19 Sandra Loosemore <sandra@codesourcery.com>
9963 * config/sh/sh.opt (madjust-unroll): Mark as ignored/obsolete.
9964 * config/sh/sh.h (TARGET_OPT_DEFAULT): Don't use MASK_ADJUST_UNROLL.
9965 * doc/invoke.texi (Option Summary): Remove -madjust-unroll.
9966 (SH Options): Likewise.
9968 2012-03-19 Uros Bizjak <ubizjak@gmail.com>
9970 * config/i386/i386.c (get_thread_pointer): Add tp_mode argument.
9971 Generate ZERO_EXTEND in place if GET_MODE (tp) != tp_mode.
9972 (legitimize_tls_address) <TLS_MODEL_INITIAL_EXEC>: Always generate
9973 DImode UNSPEC_GOTNTPOFF references on TARGET_64BIT.
9974 (ix86_decompose_address): Allow zero extended UNSPEC_TP references.
9977 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
9979 * config/i386/i386.h (TARGET_TLS_INDIRECT_SEG_REFS): New.
9980 * config/i386/i386.c (ix86_decompose_address): Use
9981 TARGET_TLS_INDIRECT_SEG_REFS to prevent %fs:(%reg) addresses.
9982 (legitimize_tls_address): Use TARGET_TLS_INDIRECT_SEG_REFS to load
9983 thread pointer to a register.
9986 2012-03-10 H.J. Lu <hongjiu.lu@intel.com>
9988 * config/i386/i386.c (ix86_decompose_address): Disallow fs:(reg)
9989 if Pmode != word_mode.
9990 (legitimize_tls_address): Call gen_tls_initial_exec_x32 if
9991 Pmode == SImode for TARGET_X32.
9993 * config/i386/i386.md (UNSPEC_TLS_IE_X32): New.
9994 (tls_initial_exec_x32): Likewise.
9996 2012-03-19 Oleg Endo <olegendo@gcc.gnu.org>
9999 * config/sh/sh.h (CONST_OK_FOR_K04, CONST_OK_FOR_K12, DISP_ADDR_P,
10000 DISP_ADDR_OFFSET): New macros.
10001 * config/sh/sh.c (sh_address_cost): Add SH2A special case.
10002 (sh_legitimate_index_p): Allow QImode displacements for non-SH2A.
10003 (sh_legitimize_address): Add QImode displacement handling.
10004 (sh_cannot_change_mode_class): Disallow GENERAL_REGS for SFmode
10006 (sh_secondary_reload): Add QImode displacement handling.
10007 * config/sh/predicates.md (movsrc_no_disp_mem_operand): New predicate.
10008 * config/sh/constraints.md (K04, Snd, Sdd): New constraints.
10009 * config/sh/sh.md (extendqisi2): Remove constraints from expander.
10010 (*extendqisi2_compact): Rename to *extendqisi2_compact_reg, restrict
10011 to register operands only.
10012 (*extendqisi2_compact_mem_disp, *extendqisi2_compact_snd): New insns.
10013 (extendqihi2): Change insn to expander.
10014 (*extendqihi2_compact_reg): New insn.
10015 (movqi_i, movqi): Replace with ...
10016 (movqi, *movqi_reg_reg, *movqi_store_mem_disp12,
10017 *movqi_load_mem_disp, *movqi_load_mem_disp): ... these.
10018 Add new peepholes for QImode displacement addressing.
10020 2012-03-19 Paolo Carlini <paolo.carlini@oracle.com>
10023 * doc/invoke.texi: Document -Wuseless-cast.
10025 2012-03-19 Eric Botcazou <ebotcazou@adacore.com>
10027 * tree.def (REALPART_EXPR, IMAGPART_EXPR, VIEW_CONVERT_EXPR): Move.
10028 * tree.h (handled_component_p): Reorder cases.
10029 * dwarf2out.c (loc_list_for_address_of_addr_expr_of_indirect_ref): Do
10030 not initialize unsignedp.
10031 (loc_list_from_tree): Likewise.
10032 (fortran_common): Likewise.
10033 * simplify-rtx.c (delegitimize_mem_from_attrs): Likewise.
10035 2012-03-19 Uros Bizjak <ubizjak@gmail.com>
10037 * config/i386/i386.c (ix86_expand_prologue) <CM_LARGE_PIC>: Use Pmode
10038 mode consistently. Use ix86_gen_add3. Assert that Pmode == DImode.
10039 (ix86_expand_split_stack_prologue): Use ix86_gen_add3.
10040 (ix86_split_long_move): Ditto.
10041 (legitimize_tls_address): Use ix86_gen_sub3.
10042 (construct_plt_address): Assert that Pmode == DImode.
10044 2012-03-18 Uros Bizjak <ubizjak@gmail.com>
10046 * config/i386/i386.md: Remove empty predicates and/or constraints.
10047 * config/i386/sync.md: Ditto.
10048 * config/i386/sse.md: Ditto.
10049 * config/i386/mmx.md: Ditto.
10050 * config/i386/pentium.md: Ditto.
10051 * config/i386/athlon.md: Ditto.
10053 2012-03-16 Richard Guenther <rguenther@suse.de>
10055 PR tree-optimization/52603
10056 * tree-vect-data-refs.c (vect_can_force_dr_alignment_p): Clarify
10060 2012-03-14 Richard Guenther <rguenther@suse.de>
10062 PR tree-optimization/52571
10063 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Move
10064 flag_section_anchors check ...
10065 (vect_can_force_dr_alignment_p): ... here.
10067 2012-03-16 Martin Jambor <mjambor@suse.cz>
10069 * expr.c (expand_expr_real_1): Handle misaligned scalar reads from
10070 memory through MEM_REFs by calling extract_bit_field.
10072 2012-03-16 Richard Guenther <rguenther@suse.de>
10074 * fold-const.c (native_interpret_expr): Also support POINTER_TYPE
10075 and REFERENCE_TYPE interpretations.
10076 (can_native_interpret_type_p): New function.
10077 (fold_ternary_loc): Use native encode/interpret to fold
10078 BIT_FIELD_REFs of constants.
10080 2012-03-16 Richard Guenther <rguenther@suse.de>
10082 PR middle-end/52584
10083 * fold-const.c (fold_ternary_loc): Fold vector typed BIT_FIELD_REFs
10084 of vector constants and constructors.
10086 2012-03-16 Richard Guenther <rguenther@suse.de>
10088 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Use
10089 VIEW_CONVERT_EXPR to convert constants.
10090 (vect_is_simple_use): Treat all constants as vec_constant_def.
10092 2012-03-16 Richard Guenther <rguenther@suse.de>
10093 Kai Tietz <ktietz@redhat.com>
10095 PR middle-end/48814
10096 * gimplify.c (gimplify_self_mod_expr): Evaluate postfix
10097 side-effects completely in the pre-queue and use a temporary
10100 2012-03-16 Richard Guenther <rguenther@suse.de>
10102 * stor-layout.c (finish_bitfield_representative): Fall back
10103 to the conservative maximum size if we cannot compute the
10104 size of the tail padding.
10106 2012-03-16 Tristan Gingold <gingold@adacore.com>
10108 * config/vms/vms.h (TARGET_OS_CPP_BUILTINS): Define
10109 __CRTL_VER and __VMS_VER.
10110 * config/vms/vms-protos.h: Declare vms_c_get_crtl_ver
10111 and vms_c_get_vms_ver.
10112 * config/vms/vms-c.c (vms_c_get_crtl_ver, vms_c_get_vms_ver): New
10114 * config/alpha/vms.h (VMS_DEFAULT_CRTL_VER)
10115 (VMS_DEFAULT_VMS_VER): Define.
10116 * config/ia64/vms.h (VMS_DEFAULT_CRTL_VER)
10117 (VMS_DEFAULT_VMS_VER): Define.
10119 2012-03-16 Richard Guenther <rguenther@suse.de>
10121 * tree-vect-loop.c (get_initial_def_for_induction): Use
10122 build_constructor directly.
10123 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Use
10124 build_vector_from_val.
10125 * tree.c (build_vector_from_val): Avoid creating a constructor
10126 first when we want a constant vector.
10128 2012-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
10130 * doc/install.texi (Specific, *-*-solaris2*): Improve wording.
10132 2012-03-16 Richard Guenther <rguenther@suse.de>
10134 * tree.h (TREE_VECTOR_CST_ELTS): Remove.
10135 (VECTOR_CST_NELTS, VECTOR_CST_ELTS, VECTOR_CST_ELT): New defines.
10136 (struct tree_vector): Remove elements member, add variable size
10138 (build_vector_stat): Declare.
10139 (build_vector): Define in terms of build_vector_stat.
10140 * tree.c (build_vector): Rename to ...
10141 (build_vector_stat): ... this. Take array of trees as parameter.
10142 (build_vector_from_ctor): Adjust.
10143 (integer_zerop, integer_onep, integer_all_onesp, iterative_hash_expr,
10144 initializer_zerop): Adjust.
10145 * cfgexpand.c (expand_debug_expr): Likewise.
10146 * expr.c (categorize_ctor_elements_1, expand_expr_real_1,
10147 const_vector_from_tree): Likewise.
10148 * fold-const.c (const_binop, operand_equal_p, native_encode_vector,
10149 native_interpret_vector, fold_unary_loc, vec_cst_ctor_to_array,
10150 fold_vec_perm, fold_binary_loc, fold_ternary_loc): Likewise.
10151 * tree-streamer-in.c (streamer_alloc_tree): Handle TS_VECTOR.
10152 (lto_input_ts_vector_tree_pointers): Adjust.
10153 * tree-streamer-out.c (streamer_write_tree_header): Handle TS_VECTOR.
10154 (write_ts_vector_tree_pointers): Adjust.
10155 * varasm.c (const_hash_1, compare_constant, copy_constant,
10156 output_constant): Adjust.
10157 * gimple-fold.c (gimple_fold_stmt_to_constant_1): Adjust.
10158 * print-tree.c (print_node): Adjust.
10159 * tree-pretty-print.c (dump_generic_node): Adjust.
10160 * tree-vect-generic.c (uniform_vector_p, vector_element,
10161 lower_vec_perm): Adjust.
10162 * tree-vect-loop.c (get_initial_def_for_reduction): Adjust.
10163 * tree-vect-slp.c (vect_get_constant_vectors,
10164 vect_transform_slp_perm_load): Adjust.
10165 * tree-vect-stmts.c (vect_gen_perm_mask): Adjust.
10166 * expmed.c (make_tree): Adjust.
10167 * config/i386/i386.c (ix86_expand_builtin): Adjust.
10168 * config/sparc/sparc.c (sparc_handle_vis_mul8x16): Adjust interface
10169 and implementation.
10170 (sparc_fold_builtin): Adjust.
10172 2012-03-16 Tristan Gingold <gingold@adacore.com>
10174 * config.gcc (*-*-*vms*): Define use_gcc_stdint and tm_file.
10175 * config/vms/vms-stdint.h: New file.
10177 2012-03-16 Tristan Gingold <gingold@adacore.com>
10179 * config.host (alpha64-dec-*vms*, alpha*-dec-*vms*)
10180 (ia64-hp-*vms*): Replaced by ...
10181 (*-*-*vms*): ... This new entry.
10183 2012-03-15 Jakub Jelinek <jakub@redhat.com>
10186 * config/i386/i386.c (expand_vec_perm_vperm2f128_vblend): New function.
10187 (ix86_expand_vec_perm_const_1): Use it.
10190 * config/i386/sse.md (UNSPEC_VPERMDF): Remove.
10191 (avx2_permv4df): Remove.
10192 (avx2_permv4di): Macroize into...
10193 (avx2_perm<mode>): ... this using VI8F_256 iterator.
10194 (avx2_permv4di_1): Macroize into...
10195 (avx2_perm<mode>_1): ... this using VI8F_256 iterator.
10197 2012-03-15 Ulrich Weigand <ulrich.weigand@linaro.org>
10199 * combine.c (apply_distributive_law): Do not distribute SUBREG.
10201 2012-03-15 Ira Rosen <irar@il.ibm.com>
10202 Ulrich Weigand <ulrich.weigand@linaro.org>
10204 * tree-vect-patterns.c (widened_name_p): Rename to ...
10205 (type_conversion_p): ... this. Add new argument to determine
10206 if it's a promotion or demotion operation. Check for
10207 CONVERT_EXPR_CODE_P instead of NOP_EXPR.
10208 (vect_recog_dot_prod_pattern): Call type_conversion_p instead
10210 (vect_recog_widen_mult_pattern, vect_recog_widen_sum_pattern,
10211 vect_operation_fits_smaller_type, vect_recog_widen_shift_pattern):
10213 (vect_recog_mixed_size_cond_pattern): Likewise and allow
10214 non-constant then and else clauses.
10216 2012-03-15 Ira Rosen <irar@il.ibm.com>
10217 Ulrich Weigand <ulrich.weigand@linaro.org>
10219 * tree-vectorizer.h (vect_pattern_recog): Add new argument.
10220 * tree-vect-loop.c (vect_analyze_loop_2): Update call to
10221 vect_pattern_recog.
10222 * tree-vect-patterns.c (widened_name_p): Pass basic block
10223 info to vect_is_simple_use.
10224 (vect_recog_dot_prod_pattern): Fail for basic blocks.
10225 (vect_recog_widen_sum_pattern): Likewise.
10226 (vect_handle_widen_op_by_const): Support basic blocks.
10227 (vect_operation_fits_smaller_type,
10228 vect_recog_over_widening_pattern): Likewise.
10229 (vect_recog_vector_vector_shift_pattern): Support basic blocks.
10230 Update call to vect_is_simple_use.
10231 (vect_recog_mixed_size_cond_pattern): Support basic blocks.
10233 (check_bool_pattern): Add an argument, update call to
10234 vect_is_simple_use and the recursive calls.
10235 (vect_recog_bool_pattern): Update relevant function calls.
10237 (vect_mark_pattern_stmts): Update calls to new_stmt_vec_info.
10238 (vect_pattern_recog_1): Check for reduction only in loops.
10239 (vect_pattern_recog): Add new argument. Support basic blocks.
10240 * tree-vect-stmts.c (vectorizable_conversion): Pass basic block
10241 info to vect_is_simple_use_1.
10242 * tree-vect-slp.c (vect_get_and_check_slp_defs): Support basic blocks.
10243 (vect_slp_analyze_bb_1): Call vect_pattern_recog.
10245 2012-03-15 Jakub Jelinek <jakub@redhat.com>
10246 Andrew Pinski <apinski@cavium.com>
10248 PR middle-end/52592
10249 * builtins.c (expand_builtin_int_roundingfn_2): If expanding
10250 BUILT_IN_IR{INT,OUND}* using optab fails, emit lr{int,ound}*
10251 calls instead of __builtin_ir{int,ound}*.
10253 2012-03-15 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
10255 * doc/sourcebuild.texi (cleanup-modules, keep-modules): Update
10258 2012-03-15 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
10260 * config.gcc (target_type_format_char): New. Document it. Set it for
10262 * configure.ac (gnu_unique_option): Use target_type_format_char
10263 in test. Comment rationale.
10264 * configure: Regenerate .
10266 2012-03-15 Jakub Jelinek <jakub@redhat.com>
10268 PR tree-optimization/52267
10269 * tree-vrp.c (masked_increment): New function.
10270 (register_edge_assert_for_2): Derive ASSERT_EXPRs
10271 from (X & CST1) cmp CST2 tests.
10273 2012-03-15 Richard Guenther <rguenther@suse.de>
10275 PR middle-end/52580
10276 * tree-data-ref.c (subscript_dependence_tester_1): Check
10277 all dimensions for non-conflicting access functions.
10279 2012-03-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
10282 * doc/invoke.texi [C++ Language Options]: Document
10283 -ftemplate-backtrace-limit.
10285 2012-03-15 Tristan Gingold <gingold@adacore.com>
10287 * c-parser.c (c_parser_parameter_declaration): Handle #pragma
10288 before a parameter.
10290 2012-03-15 Tristan Gingold <gingold@adacore.com>
10292 * dwarf2out.c (gen_subprogram_die): Require dwarf unwinding to
10293 use DW_OP_call_frame_cfa.
10295 2012-03-14 H.J. Lu <hongjiu.lu@intel.com>
10298 * config/i386/i386-opts.h (pmode): New.
10300 * config/i386/i386.c (ix86_option_override_internal): Properly
10301 check and set ix86_pmode.
10303 * config/i386/i386.h (Pmode): Check ix86_pmode instead of TARGET_64BIT.
10305 * config/i386/i386.opt (maddress-mode=): New.
10307 * doc/invoke.texi: Document -maddress-mode=short|long for x86.
10309 2012-03-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
10311 * dwarf2cfi.c (def_cfa_0): Remove MIPS_DEBUGGING_INFO handling.
10312 (dwarf2out_do_cfi_asm): Likewise.
10313 * dwarf2out.c (output_call_frame_info): Remove MIPS_DEBUGGING_INFO
10315 (add_data_member_location_attribute): Likewise.
10316 (gen_array_type_die): Likewise.
10317 (gen_subprogram_die): Likewise.
10318 (gen_producer_string): Likewise.
10319 * sdbout.c (sdbout_begin_prologue): Declare unconditionally.
10320 Remove MIPS_DEBUGGING_INFO handling.
10321 (sdb_debug_hooks): Likewise.
10322 (sdbout_begin_block): Likewise.
10323 (sdbout_end_block): Likewise.
10324 (sdbout_begin_prologue): Likewise.
10325 (sdbout_start_source_file): Likewise.
10326 (sdbout_end_source_file): Likewise.
10327 (sdbout_init): Likewise.
10328 * system.h (MIPS_DEBUGGING_INFO): Poison.
10330 2012-03-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
10332 * config/alpha/alpha.c [HAVE_STAMP_H]: Remove.
10333 (alpha_file_start) [MS_STAMP]: Remove.
10335 * config/alpha/elf.h (TARGET_GAS): Remove.
10336 * config/alpha/freebsd.h (TARGET_DEFAULT): Remove.
10337 * config/alpha/linux.h (TARGET_DEFAULT): Remove.
10338 * config/alpha/netbsd.h (TARGET_DEFAULT): Remove.
10339 * config/alpha/vms.h (TARGET_DEFAULT): Remove.
10340 * config.gcc (alpha*-*-linux*): Remove target_cpu_default.
10341 (alpha*-*-freebsd*): Likewise.
10342 (alpha*-*-netbsd*): Likewise.
10343 (alpha*-*-openbsd*): Likewise.
10344 (alpha*-*-*): Remove target_cpu_default2.
10345 * config/alpha/alpha.c (alpha_output_filename): Remove !TARGET_GAS
10347 * config/alpha/alpha.h (TARGET_AS_CAN_SUBTRACT_LABELS): Remove.
10348 (TARGET_AS_SLASH_BEFORE_SUFFIX): Remove.
10349 * config/alpha/alpha.c (print_operand): Always assume
10350 TARGET_AS_SLASH_BEFORE_SUFFIX.
10351 * config/alpha/alpha.md ("*builtin_setjmp_receiver_er_sl_1"):
10352 Remove TARGET_AS_CAN_SUBTRACT_LABELS.
10353 ("*builtin_setjmp_receiver_er_1"): Remove.
10354 * config/alpha/alpha.opt (malpha-as): Remove.
10356 * doc/invoke.texi (Option Summary, DEC Alpha Options): Remove
10358 Remove DEC Unix reference.
10360 * config/alpha/alpha.h (OBJECT_FORMAT_COFF): Remove.
10361 (EXTENDED_COFF): Remove.
10362 * config/alpha/elf.h (OBJECT_FORMAT_COFF): Don't undef.
10363 (EXTENDED_COFF): Don't undef.
10364 * config/alpha/alpha.c (alpha_file_start): Always assume
10366 Don't set targetm.asm_file_start_file_directive.
10367 [!OBJECT_FORMAT_ELF]: Remove.
10368 (TARGET_ASM_FILE_START_FILE_DIRECTIVE): Remove.
10370 * config/alpha/alpha.h (SDB_DEBUGGING_INFO): Remove.
10371 (DBX_DEBUGGING_INFO): Remove.
10372 (MIPS_DEBUGGING_INFO): Remove.
10373 (PREFERRED_DEBUGGING_TYPE): Remove.
10374 (DBX_OUTPUT_SOURCE_LINE): Remove.
10375 (SDB_OUTPUT_SOURCE_LINE): Remove.
10376 (DBX_CONTIN_LENGTH): Remove.
10377 (NO_DBX_FUNCTION_END): Remove.
10378 (ASM_STABS_OP): Remove.
10379 (ASM_STABN_OP): Remove.
10380 (ASM_STABD_OP): Remove.
10381 (SDB_ALLOW_FORWARD_REFERENCES): Remove.
10382 (SDB_ALLOW_UNKNOWN_REFERENCES): Remove.
10383 (PUT_SDB_DEF): Remove.
10384 (PUT_SDB_PLAIN_DEF): Remove.
10385 (PUT_SDB_TYPE): Remove.
10386 (sdb_label_count): Remove.
10387 (PUT_SDB_BLOCK_START): Remove.
10388 (PUT_SDB_BLOCK_END): Remove.
10389 (PUT_SDB_FUNCTION_START): Remove.
10390 (PUT_SDB_FUNCTION_END): Remove.
10391 (PUT_SDB_EPILOGUE_END): Remove.
10392 * config/alpha/elf.h (SDB_DEBUGGING_INFO): Don't undef.
10393 (MIPS_DEBUGGING_INFO): Don't undef.
10394 (DBX_DEBUGGING_INFO): Don't undef.
10395 * config/alpha/vms.h (SDB_DEBUGGING_INFO): Don't undef.
10396 (MIPS_DEBUGGING_INFO): Don't undef.
10397 (DBX_DEBUGGING_INFO): Don't undef.
10398 * config/alpha/freebsd.h (DBX_CONTIN_CHAR): Remove.
10399 * config/alpha/alpha.c (alpha_option_override): Remove SDB_DEBUG
10401 (alpha_start_function): Likewise.
10402 (sdb_label_count): Remove.
10403 (alpha_output_filename): Remove DBX_DEBUG handling.
10404 (alpha_file_start): Likewise.
10406 2012-03-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
10408 * config.gcc (enable_obsolete): Remove *-*-solaris2.8*.
10409 (*-*-solaris2.[0-8], *-*-solaris2.[0-8].*): Mark unsupported.
10410 (i[34567]86-*-solaris2*, x86_64-*-solaris2.1[0-9]*): Remove
10412 * configure.ac (gcc_cv_ld_hidden): Remove *-*-solaris2.8*.
10413 (ld_tls_support): Remove Solaris 8 references.
10414 (lwp_dir, lwp_spec): Remove support for alternate thread library.
10415 * acinclude.m4 (gcc_cv_initfini_array): Remove *-*-solaris2.* tests.
10416 * configure: Regenerate.
10417 * config.in: Regenerate.
10419 * config/sol2.h (LINK_SPEC): Remove LIB_THREAD_LDFLAGS_SPEC.
10420 * config/i386/sol2.h: Remove Solaris 8 references.
10422 * doc/install.texi (Specific, i?86-*-solaris2.[89]): Rename to ...
10423 (i?86-*-solaris2.9): ... this.
10424 Remove Solaris 8 references.
10425 (Specific, *-*-solaris2*): Document Solaris 8 removal.
10426 Remove Solaris 8 references.
10428 2012-03-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
10430 * config.gcc (enable_obsolete): Remove mips-sgi-irix6.5.
10431 (mips-sgi-irix6.5*): Remove.
10432 * config.host (mips-sgi-irix*): Remove.
10433 * configure.ac (enable_fixed_point): Remove mips*-sgi-irix*.
10434 (set_have_as_tls): Remove *-*-irix6*.
10435 (gcc_cv_ld_static_dynamic): Remove mips-sgi-irix6*.
10436 * configure: Regenerate.
10438 * config/mips/iris6.h: Remove.
10439 * config/mips/iris6.opt: Remove.
10440 * config/mips/t-irix6: Remove.
10442 * config/mips/mips.h (TARGET_GPWORD): Remove IRIX 6 N64 handling.
10443 (TARGET_IRIX6): Remove.
10444 (TARGET_CPU_CPP_BUILTINS): Remove IRIX 6 handling.
10445 Don't define LANGUAGE_C, _LANGUAGE_C for Objective-C.
10446 * config/mips/mips.c (mips_build_builtin_va_list): Remove IRIX 6
10448 (mips_file_start): Likewise.
10449 * config/mips/mips-protos.h (irix_asm_output_align): Remove.
10451 * config/mips/driver-native.c [__sgi__]: Remove.
10452 (host_detect_local_cpu) [__sgi__]: Remove.
10454 * config/mips/gnu-user.h: Remove iris5.h reference.
10456 * config/mips/mips-modes.def: Remove IRIX 6 reference.
10457 * config/mips/gnu-user64.h (MIPS_TFMODE_FORMAT): Remove.
10458 * config/mips/mips.c (mips_option_override) [MIPS_TFMODE_FORMAT]:
10461 * gcc.c (main): Move asm_debug initialization ...
10462 (asm_debug): ... here.
10464 * ginclude/stddef.h (__STDDEF_H__): Don't define.
10466 * defaults.h (LINK_ELIMINATE_DUPLICATE_LDIRECTORIES): Remove.
10467 * system.h (LINK_ELIMINATE_DUPLICATE_LDIRECTORIES): Poison.
10468 * collect2.c [LINK_ELIMINATE_DUPLICATE_LDIRECTORIES]: Remove.
10469 (main) [LINK_ELIMINATE_DUPLICATE_LDIRECTORIES]: Remove.
10470 [LINK_ELIMINATE_DUPLICATE_LDIRECTORIES] (is_in_args): Remove.
10471 * doc/tm.texi.in (Driver, LINK_ELIMINATE_DUPLICATE_LDIRECTORIES):
10473 * doc/tm.texi: Regenerate.
10475 * doc/invoke.texi (Debugging Options, -gdwarf-<version>): Remove
10477 (MIPS Options, -march): Remove IRIX reference.
10478 * doc/install.texi (Binaries, SGI IRIX): Remove.
10479 (Specific, mips-sgi-irix6): Document IRIX 6.5 removal, remove rest
10481 * doc/trouble.texi (Interoperation): Remove -lgl_s handling.
10483 2012-03-14 Martin Jambor <mjambor@suse.cz>
10485 * expr.c (expand_assignment): Use expand_expr with EXPAND_WRITE
10486 when expanding MEM_REFs, MEM_TARGET_REFs and handled_component bases.
10487 (expand_expr_real_1): Do not handle misalignment if modifier is
10490 2012-03-14 Richard Guenther <rguenther@suse.de>
10492 PR middle-end/52584
10493 * tree-vect-generic.c (type_for_widest_vector_mode): Take
10494 element type instead of mode, use build_vector_type_for_mode
10495 instead of the langhook, build a vector of proper signedness.
10496 (expand_vector_operations_1): Adjust.
10498 2012-03-14 Richard Guenther <rguenther@suse.de>
10500 PR middle-end/52582
10501 * gimple-fold.c (canonicalize_constructor_val): Make sure we have
10502 a cgraph node for a FUNCTION_DECL that comes from a constructor.
10503 (gimple_get_virt_method_for_binfo): Likewise.
10505 2012-03-14 Richard Guenther <rguenther@suse.de>
10507 PR tree-optimization/52571
10508 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Move
10509 flag_section_anchors check ...
10510 (vect_can_force_dr_alignment_p): ... here. Do not re-align
10511 DECL_COMMON variables.
10513 2012-03-14 Richard Guenther <rguenther@suse.de>
10515 * tree.h (DECL_BIT_FIELD_REPRESENTATIVE): New define.
10516 * stor-layout.c (start_bitfield_representative): New function.
10517 (finish_bitfield_representative): Likewise.
10518 (finish_bitfield_layout): Likewise.
10519 (finish_record_layout): Call finish_bitfield_layout.
10520 * tree.c (free_lang_data_in_decl): Only free DECL_QUALIFIER
10521 for QUAL_UNION_TYPE fields.
10522 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
10523 Stream DECL_BIT_FIELD_REPRESENTATIVE.
10524 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
10526 PR middle-end/52080
10527 PR middle-end/52097
10528 PR middle-end/48124
10529 * expr.c (get_bit_range): Unconditionally extract bitrange
10530 from DECL_BIT_FIELD_REPRESENTATIVE.
10531 (expand_assignment): Adjust call to get_bit_range.
10533 2012-03-14 Richard Guenther <rguenther@suse.de>
10535 PR middle-end/52578
10536 * fold-const.c (fold_unary_loc): Fold (T1)(T2)x to (T1)x if
10537 the outermost conversion is a sign-change only.
10538 (fold_binary_loc): Disregard widening and sign-changing
10539 conversions when we determine if two variables are equal
10541 * tree-ssa-forwprop.c (combine_conversions): Fold (T1)(T2)x to
10542 (T1)x if the outermost conversion is a sign-change only.
10544 2012-03-14 Uros Bizjak <ubizjak@gmail.com>
10547 2012-03-14 Uros Bizjak <ubizjak@gmail.com>
10549 * config/i386/predicates.md (constant_call_address_operand): Declare
10550 as special predicate. Update all uses.
10552 2012-03-13 Jakub Jelinek <jakub@redhat.com>
10555 * c-parser.c (c_parser_postfix_expression)
10556 <case RID_BUILTIN_SHUFFLE>: Call mark_exp_read on argument values.
10558 * config/i386/smmintrin.h: Avoid /* within a comment.
10559 * config/i386/nmmintrin.h: Likewise.
10561 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
10563 * config/i386/i386.md (xbegin): Remove constraint from expander.
10565 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
10567 * config/i386/predicates.md (constant_call_address_operand): Declare
10568 as special predicate. Update all uses.
10569 * config/i386/i386.md: Remove mode from constant_call_address_operand
10571 * config/i386/i386.c (ix86_output_call_insn): Call
10572 constant_call_address_operand with VOIDmode.
10574 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
10576 * config/i386/i386.c (ix86_decompose_address): Handle subregs of
10577 AND zero extended address correctly.
10579 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
10581 * config/i386/predicates.md (tls_symbolic_operand): Declare as
10583 (tls_modbase_operand): Ditto.
10584 * config/i386/i386.md: Remove mode from tls_symbolic_operand and
10585 tls_modbase_operand predicates.
10587 2012-03-13 Martin Jambor <mjambor@suse.cz>
10589 * expr.c (expand_assignment): Handle misaligned scalar writes to
10590 memory through top-level MEM_REFs by calling store_bit_field.
10592 2012-03-13 Richard Guenther <rguenther@suse.de>
10594 PR middle-end/52134
10595 * fold-const.c (fold_binary_loc): Fold (X * Y) & -(1 << CST) to X * Y
10596 if Y is a constant multiple of 1 << CST.
10598 2012-03-13 Georg-Johann Lay <avr@gjlay.de>
10601 * config/avr/avr.c (avr_prologue_setup_frame): Cut down stack
10602 offset (size) to a value the insns can deal with.
10603 (expand_epilogue): Ditto.
10605 2012-03-13 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
10607 * config/arm/neon.ml (ops): Fixup expected instructions for
10608 unsigned vector compares.
10610 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
10612 * config/i386/i386.c (ix86_decompose_address): Prevent %fs:(%reg)
10613 addresses only when %reg is not in word mode.
10615 2012-03-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
10617 * config/microblaze/microblaze.md: Fix typo.
10618 * tree-if-conv.c: Likewise.
10619 * tree-vect-patterns.c: Likewise.
10621 2012-03-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
10623 * config.gcc (extra_passes): Remove.
10624 * configure.ac (extra_passes): Don't substitute.
10625 * configure: Regenerate.
10626 * Makefile.in (EXTRA_PASSES): Remove.
10627 (GCC_PASSES): Remove $(EXTRA_PASSES).
10628 (MOSTLYCLEANFILES): Likewise.
10629 (native): Likewise.
10630 (install-common): Likewise.
10632 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
10634 * config/i386/i386.h (TARGET_TLS_INDIRECT_SEG_REFS): New.
10635 * config/i386/i386.c (ix86_decompose_address): Use
10636 TARGET_TLS_INDIRECT_SEG_REFS to prevent %fs:(%reg) addresses.
10637 (legitimize_tls_address): Use TARGET_TLS_INDIRECT_SEG_REFS to load
10638 thread pointer to a register.
10640 2012-03-12 H.J. Lu <hongjiu.lu@intel.com>
10642 * config/i386/i386.md (*tls_global_dynamic_64_<mode>): Remove :P
10643 on tls_symbolic_operand.
10644 (tls_global_dynamic_64_<mode>): Likewise.
10646 2012-03-12 Georg-Johann Lay <avr@gjlay.de>
10649 * output.h (SECTION_EXCLUDE, SECTION_MACH_DEP): Don't use
10650 SECTION_MACH_DEP reserved bits for SECTION_EXCLUDE.
10652 2012-03-12 Georg-Johann Lay <avr@gjlay.de>
10655 * config/avr/avr.c (avr_mode_code_base_reg_class): Change return
10656 type from reg_class_t to enum reg_class.
10657 * config/avr/avr-protos.h (avr_mode_code_base_reg_class): Ditto.
10659 2012-03-12 Andrew Pinski <apinski@cavium.com>
10661 * tree-ssa-phiopt.c (single_non_singleton_phi_for_edges): New function.
10662 (tree_ssa_phiopt_worker): Use single_non_singleton_phi_for_edges.
10663 (value_replacement): Likewise.
10664 (empty_block_p): Check also if the PHIs for the block are empty.
10666 2012-03-12 Georg-Johann Lay <avr@gjlay.de>
10669 * config/avr/avr.c (avr_out_movmem): Fix typo in output template
10670 for the case ADDR_SPACE_FLASH and AVR_HAVE_LPMX introduced in
10671 r184615 from 2012-02-28.
10673 2012-03-12 H.J. Lu <hongjiu.lu@intel.com>
10675 * config/i386/i386.c (ix86_gen_tls_global_dynamic_64): New.
10676 (ix86_gen_tls_local_dynamic_base_64): Likewise.
10677 (ix86_option_override_internal): Set ix86_gen_tls_global_dynamic_64
10678 and ix86_gen_tls_local_dynamic_base_64.
10679 (legitimize_tls_address): Use ix86_gen_tls_global_dynamic_64 and
10680 ix86_gen_tls_local_dynamic_base_64.
10682 * config/i386/i386.md (*tls_global_dynamic_64): Renamed to ...
10683 (*tls_global_dynamic_64_<mode>): This.
10684 (tls_global_dynamic_64): Renamed to ...
10685 (tls_global_dynamic_64_<mode>): This.
10686 (*tls_local_dynamic_base_64): Renamed to ...
10687 (*tls_local_dynamic_base_64_<mode>): This.
10688 (tls_local_dynamic_base_64): Renamed to ...
10689 (tls_local_dynamic_base_64_<mode>): This.
10691 2012-03-12 H.J. Lu <hongjiu.lu@intel.com>
10693 * config/i386/i386.c (ix86_option_override_internal): Properly
10694 set ix86_gen_leave and ix86_gen_monitor. Check Pmode == DImode,
10695 instead of TARGET_64BIT, to set ix86_gen_add3, ix86_gen_sub3,
10696 ix86_gen_one_cmpl2, ix86_gen_andsp, ix86_gen_allocate_stack_worker,
10697 ix86_gen_adjust_stack_and_probe and ix86_gen_probe_stack_range.
10699 * config/i386/sse.md (sse3_monitor64): Renamed to ...
10700 (sse3_monitor64_<mode>): This.
10702 2012-03-12 Tristan Gingold <gingold@adacore.com>
10704 * config/ia64/ia64.c (ia64_function_arg_1): Move code around.
10705 (ia64_function_arg_advance): Ditto.
10707 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
10709 * config.gcc (mips*-*-openbsd*): Remove.
10710 * config/mips/openbsd.h: Remove.
10711 * config/mips/sdb.h: Remove.
10713 * config/mips/mips.h (SDB_OUTPUT_SOURCE_LINE): Remove.
10714 * config/mips/mips.c (sdb_label_count): Remove.
10715 (mips_debugger_offset): Remove #if 0 code.
10716 (mips_output_function_prologue) [SDB_DEBUGGING_INFO]: Remove.
10717 * config/mips/sde.h (SDB_DEBUGGING_INFO): Don't undef.
10719 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
10721 * doc/install.texi (Specific, i?86-*-solaris2.[89]): Update
10722 binutils reference.
10723 (Specific, i?86-*-solaris2.10): Remove GCC 4.0 reference.
10724 Update binutils references.
10725 (Specific, *-*-solaris2*): Mention bundled GCC in Solaris 10 and 11.
10726 Update binutils reference.
10727 Update Sun as/GNU ld caveat.
10728 Document binutils largefile requirement for LTO plugin.
10729 Remove reference to alternate libpthread.
10731 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
10733 * config.gcc (alpha*-dec-osf5.1*): Remove.
10734 * config.host (alpha*-dec-osf*): Remove.
10735 * configure.ac (*-*-osf*): Remove.
10736 (alpha*-dec-osf*): Remove.
10737 * configure: Regenerate.
10739 * config/alpha/host-osf.c, config/alpha/osf5.h, config/alpha/osf5.opt,
10740 config/alpha/va_list.h, config/alpha/x-osf: Remove.
10742 * config/alpha/alpha.h (TARGET_LD_BUGGY_LDGP): Remove.
10743 * config/alpha/alpha.c (struct machine_function): Update comment.
10744 (alpha_start_function): Remove Tru64 UNIX as handling for
10746 * config/alpha/alpha.md ("exception_receiver"): Remove
10747 TARGET_LD_BUGGY_LDGP.
10748 ("*exception_receiver_2"): Likewise.
10749 * except.c (finish_eh_generation): Remove Tru64 reference.
10750 * ginclude/stdarg.h [_HIDDEN_VA_LIST]: Don't undef _VA_LIST.
10751 * system.h (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Poison.
10752 * target.def (handle_pragma_extern_prefix): Remove.
10754 * Makefile.in (mips-tfile.o-warn): Remove.
10755 (ALL_HOST_BACKEND_OBJS): Remove mips-tfile.o, mips-tdump.o.
10756 (mips-tfile, mips-tfile.o, mips-tdump, mips-tdump.o): Remove.
10757 * mips-tdump.c, mips-tfile.c: Remove.
10759 * doc/extend.texi (Symbol-Renaming Pragmas): Remove #pragma
10761 * doc/install.texi (Binaries): Remove Tru64 UNIX reference.
10762 (Specific, alpha*-dec-osf5.1): Note removal.
10763 * doc/tm.texi.in (Misc, TARGET_HANDLE_PRAGMA_EXTERN_PREFIX):
10765 * doc/tm.texi: Regenerate.
10766 * doc/trouble.texi (Cross-Compiler Problems): Remove.
10768 2012-03-12 Richard Guenther <rguenther@suse.de>
10770 * config/arm/arm.c (neon_dereference_pointer): Do not call
10771 covert during RTL expansion.
10773 2012-03-12 Tristan Gingold <gingold@adacore.com>
10775 * doc/invoke.texi (VMS Options): Merge Alpha/VMS and IA-64/VMS
10776 Options. Mention -mpointer-size.
10778 2012-03-12 Richard Guenther <rguenther@suse.de>
10780 * config/alpha/alpha.c (alpha_gimplify_va_arg): Use
10781 build_nonstandard_integer_type.
10783 2012-03-12 Richard Guenther <rguenther@suse.de>
10785 * tree.c (signed_or_unsigned_type_for): Use
10786 build_nonstandard_integer_type.
10787 (signed_type_for): Adjust documentation.
10788 (unsigned_type_for): Likewise.
10789 * tree-pretty-print.c (dump_generic_node): Use standard names
10790 for non-standard integer types if available.
10792 2012-03-12 Tristan Gingold <gingold@adacore.com>
10794 * config/vms/vms.opt: Add vms-opts.h header.
10795 (mmalloc64): Use flag_vms_malloc64 flag instead of MALLOC64
10797 (-mvms-return-codes): Document.
10798 (-mpointer-size): New option.
10799 (vms_pointer_size): Add enumeration.
10800 * config/vms/vms-opts.h: New file.
10801 * config/vms/vms.h (TARGET_OS_CPP_BUILTINS): Define
10802 __INITIAL_POINTER_SIZE.
10803 (POINTER_SIZE, SIZE_TYPE, PTRDIFF_TYPE): Adjust definition.
10804 (C_COMMON_OVERRIDE_OPTIONS): Define.
10805 (DWARF2_ADDR_SIZE): Define.
10806 * config/vms/vms.c (vms_patch_builtins): Adjust condition.
10807 * config/vms/vms-protos.h (vms_c_common_override_options):
10809 * config/vms/vms-c.c (vms_pragma_pointer_size): Ignore pragma
10810 if -mno-pointer-size.
10811 (vms_c_common_override_options): New function.
10812 * config/ia64/vms.h (TARGET_DEFAULT): Remove MASK_MALLOC64.
10813 * config/alpha/vms.h (TARGET_DEFAULT): Remove MASK_MALLOC64.
10814 (MALLOC_ABI_ALIGNMENT): Use flag_vms_malloc64
10815 and flag_vms_pointer_size.
10816 (MASK_RETURN_ADDR): Set according to flag_vms_pointer_size.
10817 * config.gcc (*-*-*vms*): Define xm_file.
10818 (alpha*-dec-*vms*): Do not define xm_file.
10819 (alpha64-dec-*vms*): Remove.
10820 (ia64-hp-*vms*): Do not define xm_file. Simplify tm_file
10823 2012-03-12 Jakub Jelinek <jakub@redhat.com>
10825 PR tree-optimization/51721
10826 * tree-vrp.c (register_edge_assert_for_2): Add asserts for unsvar
10827 if (int) unsvar cmp CST.
10829 2012-03-12 Richard Guenther <rguenther@suse.de>
10831 * tree-sra.c (create_access_replacement): Only rename the replacement
10832 if we can rewrite it into SSA form. Properly mark register typed
10833 replacements that we cannot rewrite with TREE_ADDRESSABLE.
10834 * tree-cfg.c (verify_expr): Fix BIT_FIELD_REF verification
10835 for aggregate or BLKmode results.
10837 2012-03-12 Jakub Jelinek <jakub@redhat.com>
10839 PR tree-optimization/52533
10840 * tree-vrp.c (register_edge_assert_for_2): Use double_int
10841 type for mask, only handle shifts by non-zero in-range
10842 shift count, for LE_EXPR and GT_EXPR if new_val is
10843 maximum, don't add the assertion.
10845 2012-02-12 Kirill Yukhin <kirill.yukhin@intel.com>
10847 * doc/invoke.texi: Document -mrtm option.
10848 * common/config/i386/i386-common.c (OPTION_MASK_ISA_RTM_SET): New.
10849 (OPTION_MASK_ISA_RTM_UNSET): Ditto.
10850 (ix86_handle_option): Handle OPT_mrtm.
10851 * config.gcc (i[34567]86-*-*): Add rtmintrin.h and
10853 (x86_64-*-*): Ditto.
10854 * i386-builtin-types.def (INT_FTYPE_VOID): New.
10855 * config/i386/i386-c.c (ix86_target_macros_internal): Define
10857 (ix86_target_string): Define -mrtm option.
10859 (ix86_option_override_internal): Extend "corei7-avx" with RTM option.
10861 (ix86_valid_target_attribute_inner_p): Add OPT_mrtm.
10862 (ix86_builtins): Add IX86_BUILTIN_XBEGIN, IX86_BUILTIN_XEND,
10863 IX86_BUILTIN_XTEST.
10864 (bdesc_special_args): Ditto.
10865 (ix86_init_mmx_sse_builtins): Add IX86_BUILTIN_XABORT.
10866 (ix86_expand_special_args_builtin): Handle new built-in type.
10867 (ix86_expand_builtin): Handle XABORT instruction.
10868 * config/i386/i386.h (TARGET_RTM): New.
10869 * config/i386/i386.md (UNSPECV_XBEGIN): New.
10870 (UNSPECV_XEND): Ditto.
10871 (UNSPECV_XABORT): Ditto.
10872 (UNSPECV_XTEST): Ditto.
10879 * config/i386/i386.opt (mrtm): New.
10880 * config/i386/immintrin.h: Include rtmintrin.h and xtestintrin.h.
10881 * config/i386/rtmintrin.h: New header.
10882 * config/i386/xtestintrin.h: Ditto.
10884 2012-03-12 Tristan Gingold <gingold@adacore.com>
10886 * ginclude/stddef.h: Adjust previous patch.
10887 Use __VMS__ instead of VMS.
10889 2012-03-12 Uros Bizjak <ubizjak@gmail.com>
10891 * config/i386/i386.md (setcc + movzbl to xor + setcc peephole2):
10892 Also convert sequences with CC setting arithmetic instruction.
10894 2012-03-11 Sandra Loosemore <sandra@codesourcery.com>
10896 * doc/invoke.texi (Option Summary): Move -no-integrated-cpp
10897 from C Language Options to Preprocessor Options.
10898 (C Dialect Options): Move -no-integrated-cpp documentation
10900 (Preprocessor Options): ...to here. Rewrite the description
10901 so it makes more sense, and remove discussion of merging front ends.
10903 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
10905 * config/i386/i386.c (ix86_expand_movmem): Use word_mode for size
10907 (ix86_expand_setmem): Likewise.
10909 2012-03-11 Uros Bizjak <ubizjak@gmail.com>
10911 * config/i386/i386.c (ix86_zero_extend_to_Pmode): Rewrite using
10914 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
10916 * config/i386/i386.c (ix86_trampoline_init): Use movl for 64bit if
10917 ptr_mode == SImode. Replace DImode with Pmode or ptr_mode.
10919 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
10921 * config/i386/i386.c (x86_this_parameter): Replace DImode with Pmode.
10923 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
10925 * config/i386/i386.md (lwp_slwpcb): Check Pmode instead of
10928 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
10929 Uros Bizjak <ubizjak@gmail.com>
10931 * config/i386/predicates.md (call_insn_operand): Allow
10932 constant_call_address_operand in Pmode only.
10933 (sibcall_insn_operand): Ditto.
10934 * config/i386/i386.md (*call): Use W mode iterator instead of P mode.
10935 (*call_vzeroupper): Ditto.
10937 (*sibcall_vzeroupper): Ditto.
10938 (*call_value): Ditto.
10939 (*call_value_vzeroupper): Ditto.
10940 (*sibcall_value): Ditto.
10941 (*sibcall_value_vzeroupper): Ditto.
10942 (*indirect_jump): Ditto.
10943 (*tablejump_1): Ditto.
10944 (indirect_jump): Convert memory address to word mode for TARGET_X32.
10945 (tablejump): Ditto.
10946 * config/i386/i386.c (ix86_expand_call): Convert indirect operands
10949 2012-03-11 Oleg Endo <olegendo@gcc.gnu.org>
10952 * config/sh/sh.md (movnegt): Expand into respective insns immediately.
10953 Use movrt_negc instead of negc pattern for non-SH2A.
10954 (*movnegt): Remove.
10955 (*movrt_negc, *negnegt, *movtt, *movt_qi): New insns and splits.
10957 2012-03-10 H.J. Lu <hongjiu.lu@intel.com>
10959 * config/i386/i386.c (ix86_decompose_address): Disallow fs:(reg)
10960 if Pmode != word_mode.
10961 (legitimize_tls_address): Call gen_tls_initial_exec_x32 if
10962 Pmode == SImode for TARGET_X32.
10964 * config/i386/i386.md (UNSPEC_TLS_IE_X32): New.
10965 (tls_initial_exec_x32): Likewise.
10967 2012-03-10 Chung-Lin Tang <cltang@codesourcery.com>
10969 PR rtl-optimization/52528
10970 * combine.c (can_combine_p): Add setting of subst_low_luid
10971 before call to expand_field_assignment().
10973 2012-03-09 Sandra Loosemore <sandra@codesourcery.com>
10975 * doc/invoke.texi: Use correct names/markup for "GCC", "GDB", "ld",
10976 and related program names.
10978 2012-03-09 Sandra Loosemore <sandra@codesourcery.com>
10980 * doc/invoke.texi: Use correct names for "DWARF", "stabs", and "ELF".
10982 2012-03-09 Uros Bizjak <ubizjak@gmail.com>
10985 * config/i386/i386.c (ix86_print_operand): Handle 'E' operand modifier.
10986 (ix86_print_operand_address): Handle UNSPEC_LEA_ADDR. Do not fallback
10987 to set code to 'q'.
10988 * config/i386/i386.md (UNSPEC_LEA_ADDR): New unspec.
10989 (*movdi_internal_rex64): Use %E operand modifier for lea.
10990 (*movsi_internal): Ditto.
10992 (*lea<mode>_2): Ditto.
10993 (*lea_{3,4,5,6}_zext): Ditto.
10994 (*tls_global_dynamic_32_gnu): Ditto.
10995 (*tls_global_dynamic_64): Ditto.
10996 (*tls_dynamic_gnu2_lea_32): Ditto.
10997 (*tls_dynamic_gnu2_lea_64): Ditto.
10998 (pro_epilogue_adjust_stack_<mode>_add): Ditto.
11000 2012-03-09 Michael Meissner <meissner@linux.vnet.ibm.com>
11002 * config/rs6000/linux64.h (OPTION_TARGET_CPU_DEFAULT): Do not
11003 redefine to be NULL if the current bit-size is different from the
11004 configured bit-size.
11006 * config/rs6000/rs6000.c (rs6000_option_override_internal): If the
11007 cpu is defaulted, use PROCESSOR_DEFAULT and PROCESSOR_DEFAULT64 to
11008 set the default tuning. Add asserts to make sure the cpu and tune
11009 indexes are defined. Fix tests for cpu/tune index to use >= 0 to
11010 test whether the index is set, instead of > 0.
11011 (rs6000_file_start): Do not reset the default cpu if the current
11012 bit-size is different from the configured bit-size.
11014 2012-03-09 Tristan Gingold <gingold@adacore.com>
11016 * config/vms/vms-crtlmap.map: Add comments.
11017 Add entries needed to build Ada RTS.
11019 2012-03-09 Tristan Gingold <gingold@adacore.com>
11021 * ginclude/stddef.h: Do not define __size_t on VMS.
11023 2012-03-09 Tristan Gingold <gingold@adacore.com>
11025 * c-tree.h (c_default_pointer_mode): New variable.
11026 * c-decl.c (c_default_pointer_mode): New variable.
11027 (c_build_pointer_type): New function.
11028 (grokdeclarator): Call c_build_pointer_type instead
11029 of build_pointer_type.
11031 * config/vms/vms-c.c: Include c-tree.h
11032 (saved_pointer_mode): New variable.
11033 (handle_pragma_pointer_size): New function.
11034 (vms_pragma_pointer_size, vms_pragma_required_pointer_size): Likewise.
11035 (vms_c_register_pragma): Register __pointer_size and
11036 __required_pointer_size pragmas.
11038 2012-03-09 Tristan Gingold <gingold@adacore.com>
11040 * config/vms/vms-c.c (vms_construct_include_filename): New function.
11041 (vms_c_register_includes): Reference it.
11043 2012-03-09 Andrew Pinski <apinski@cavium.com>
11045 PR middle-end/51988
11046 * tree-ssa-phiopt.c: Include tree-pretty-print.h for
11047 print_generic_expr.
11048 (tree_ssa_phiopt_worker): Go through all the PHIs for
11049 value_replacement instead of just the singleton one.
11050 (value_replacement): Change return type to int. Return 0 instead of
11052 Allow the middle basic block to contain more than just the defining
11054 Handle non empty middle basic blocks.
11055 * Makefile.in (tree-ssa-phiopt.o): Add tree-pretty-print.h.
11057 2012-03-09 Jiangning Liu <jiangning.liu@arm.com>
11059 * tree-scalar-evolution (interpret_rhs_expr): generate chrec for
11060 array reference and component reference.
11061 (analyze_scalar_evolution_for_address_of): New.
11063 2012-03-08 Jie Zhang <jzhang918@gmail.com>
11066 * config/bfin/bfin.c (hwloop_optimize): Fix unused variable warnings.
11067 (hwloop_pattern_reg): Fix set but not used warning.
11068 (bfin_reorg_loops): Remove unused parameter.
11069 (bfin_reorg): Update use of bfin_reorg_loops.
11071 2012-03-08 H.J. Lu <hongjiu.lu@intel.com>
11073 * config/i386/i386.c (setup_incoming_varargs_64): Use word_mode
11074 with integer parameters in registers.
11075 (gen_push): Push register in word_mode instead of Pmode.
11076 (ix86_emit_save_regs): Likewise.
11077 (ix86_emit_save_regs_using_mov): Save integer registers in word_mode.
11078 (gen_pop): Pop register in word_mode instead of Pmode.
11079 (ix86_emit_restore_regs_using_pop): Likewise.
11080 (ix86_expand_prologue): Replace Pmode with word_mode for push
11081 immediate. Use ix86_gen_pro_epilogue_adjust_stack. Save and
11082 restore RAX and R10 in word_mode.
11083 (ix86_emit_restore_regs_using_mov): Restore integer registers
11085 (ix86_expand_split_stack_prologue): Save R10_REG and restore in
11087 (ix86_split_to_parts): Use word_mode with PUT_MODE for push.
11088 (ix86_split_long_move): Likewise.
11090 * config/i386/i386.md (W): New.
11091 (*push<mode>2_prologue): Replace :P with :W.
11092 (*pop<mode>1): Likewise.
11093 (*pop<mode>1_epilogue): Likewise.
11094 (push/pop peephole2): Use word_mode scratch registers.
11096 2012-03-08 Uros Bizjak <ubizjak@gmail.com>
11098 * config/i386/predicates.md (indirect_branch_operand): Simplify.
11100 2012-03-08 Georg-Johann Lay <avr@gjlay.de>
11102 * config/avr/avr.md (*addhi3, addhi3_clobber): Add "w" alternative
11103 for constants in [-63,63].
11105 2012-03-08 Uros Bizjak <ubizjak@gmail.com>
11109 2012-03-04 H.J. Lu <hongjiu.lu@intel.com>
11111 * config/i386/i386.c (ix86_print_operand_address): Only handle
11112 zero-extended DImode addresses.
11114 2012-03-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
11116 * configure.ac (gcc_cv_as_ix86_tlsldmplt): Add label.
11117 * configure: Regenerate.
11119 2012-03-08 Georg-Johann Lay <avr@gjlay.de>
11122 * config/avr/avr.c (avr_mem_clobber): New static function.
11123 (avr_expand_delay_cycles): Add memory clobber operand to
11124 delay_cycles_1, delay_cycles_2, delay_cycles_3, delay_cycles_4.
11125 * config/avr/avr.md (unspec): Add UNSPEC_MEMORY_BARRIER.
11126 (enable_interrupt, disable_interrupt): New expander.
11127 (nopv, sleep, wdr): New expanders.
11128 (delay_cycles_1): Add memory clobber.
11129 (delay_cycles_2): Add memory clobber.
11130 (delay_cycles_3): Add memory clobber.
11131 (delay_cycles_4): Add memory clobber.
11132 (cli_sei): New insn from former "enable_interrupt",
11133 "disable_interrupt" with memory clobber.
11134 (*wdt): New insn from former "wdt" with memory clobber.
11135 (*nopv): Similar, but for "nopv".
11136 (*sleep): Similar, but for "sleep".
11138 2012-03-07 Oleg Endo <olegendo@gcc.gnu.org>
11139 Kaz Kojima <kkojima@gcc.gnu.org>
11142 * config/sh/sh.opt (msoft-atomic): Use Var instead of Mask.
11143 * config/sh/linux.h (TARGET_DEFAULT): Remove MASK_SOFT_ATOMIC.
11144 (SUBTARGET_OVERRIDE_OPTIONS): Define.
11146 2012-03-07 Uros Bizjak <ubizjak@gmail.com>
11148 * config/i386/predicates.md (x86_64_zext_general_operand): New.
11149 * config/i386/i386.md (*zero_extendsidi2_rex64): Change operand 1
11150 predicate to x86_64_zext_general_operand. Accept "Z" constraint.
11152 2012-03-07 Walter Lee <walt@tilera.com>
11154 * config/tilegx/tilegx.c (tilegx_expand_prologue): Don't generate
11155 REG_CFA_* notes for the stack pointer.
11156 (tilegx_expand_epilogue): Restore stack pointer by adjusting it by
11157 EH_RETURN_STACKADJ_RTX.
11158 * config/tilepro/tilepro.c (tilepro_expand_prologue): Don't
11159 generate REG_CFA_* notes for the stack pointer.
11160 (tilepro_expand_epilogue): Restore stack pointer by adjusting it
11161 by EH_RETURN_STACKADJ_RTX.
11163 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
11165 * doc/invoke.texi (AVR Built-in Macros): Correct condition for
11166 when __AVR_3_BYTE_PC__ is defined.
11168 2012-03-07 Uros Bizjak <ubizjak@gmail.com>
11170 * config/i386/i386.c (ix86_print_operand_punct_valid_p): Add '^'.
11171 (ix86_print_operand): Handle '^'.
11172 * config/i386/i386.md (*strmovdi_rex_1): Macroize memory operands
11173 using P mode iterator. Add %^ to asm template to conditionally emit
11175 (*rep_movdi_rex64): Ditto.
11176 (*strsetdi_rex_1): Ditto.
11177 (*rep_stosdi_rex64): Ditto.
11178 (*strmov{si,hi,qi}_1): Add %^ to asm template to
11179 conditionally emit addr32 prefix.
11180 (*rep_mov{si,qi}): Ditto.
11181 (*strset{si,hi,qi}): Ditto.
11182 (*rep_stos{si,qi}): Ditto.
11183 (*cmpstrnqi_nz_1): Ditto.
11184 (*cmpstrnqi_1): Ditto.
11185 (*strlenqi_1): Ditto.
11187 2012-03-07 H.J. Lu <hongjiu.lu@intel.com>
11189 * config/i386/i386.c (function_value_64): Return pointers in
11190 word_mode instead of Pmode.
11191 (ix86_promote_function_mode): Likewise.
11193 2012-03-07 Richard Guenther <rguenther@suse.de>
11195 * coverage.c (get_gcov_type): Use type_for_mode.
11196 (get_gcov_unsigned_t): Likewise.
11197 * expr.c (store_constructor): Use type_for_mode.
11198 (try_casesi): Likewise.
11199 * tree-ssa-loop-ivopts.c (add_standard_iv_candidates_for_size): Remove.
11200 (add_standard_iv_candidates): Use standard type trees.
11201 * dojump.c (do_jump): Remove dead code.
11203 2012-03-07 Richard Guenther <rguenther@suse.de>
11205 * c-typeck.c (pointer_diff): Use c_common_type_for_size.
11207 2012-03-07 Richard Guenther <rguenther@suse.de>
11209 * convert.c (strip_float_extensions): Move ...
11210 * tree.c (strip_float_extensions): ... here.
11212 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
11215 * config/avr/avr.md (xload<mode>_A): Add R22... to register footprint.
11217 2012-03-07 Richard Guenther <rguenther@suse.de>
11219 * omp-low.c (extract_omp_for_data): Use signed_type_for.
11220 (expand_omp_for_generic): Likewise.
11221 (expand_omp_for_static_nochunk): Likewise.
11222 (expand_omp_for_static_chunk): Likewise.
11223 * tree-vect-stmts.c (vect_gen_perm_mask): Use type_for_mode.
11224 * tree-vect-slp.c (vect_transform_slp_perm_load): Likewise.
11225 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop):
11226 Use unsigned_type_for.
11227 (vect_create_cond_for_align_checks): Use signed_type_for.
11229 2012-03-07 Andrey Belevantsev <abel@ispras.ru>
11231 PR rtl-optimization/52203
11232 * sel-sched.c (estimate_insn_cost): New parameter pempty. Adjust
11233 all callers to pass NULL except ...
11234 (reset_sched_cycles_in_current_ebb): ... here, save the value
11235 in new variable 'empty'. Increase issue_rate only for
11238 2012-03-07 Ralf Corsépius <ralf.corsepius@rtems.org>
11241 * Makefile.in: Let install-gcc-ar depend on installdirs,
11242 gcc-ar$(exeext), gcc-nm$(exeext), gcc-ranlib$(exeext).
11243 Don't double canonicalize if cross-compiling.
11245 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
11248 * gcc/config/avr/avr.c (expand_epilogue): Fix order of restoration
11249 to: RAMPZ, RAMPY, RAMPX, RAMPD.
11250 (expand_prologue): Only clear RAMPZ if it has effect on RAM-read.
11252 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
11255 * config/avr/avr.c (avr_out_xload): Don't read unintentionally
11257 * config/avr/avr.md (xload_8): Adjust insn length.
11259 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
11262 * gcc/config/avr/avr.c (avr_out_lpm): Clear RAMPZ after usage
11263 if RAMPZ affects reading from RAM.
11265 2012-03-07 Richard Guenther <rguenther@suse.de>
11269 * doc/invoke.texi (Precompiled Headers): Remove sentence that
11270 suggests you can include PCHs from inside another header.
11272 2012-03-07 Richard Sandiford <rdsandiford@googlemail.com>
11274 PR middle-end/52515
11275 * rtl.h (pc_rtx, cc0_rtx, ret_rtx, simple_return_rtx): Add GTY markers.
11277 2012-03-07 Kai Tietz <ktietz@redhat.com>
11279 * doc/invoke.texi (fwritable-relocated-rdata): Document
11280 new Cygwin/MinGW target option.
11281 * config/i386/winnt.c (i386_pe_unique_section): Ignore
11282 reloc if flag -fwritable-relocated-rdata is not set.
11283 (i386_pe_section_type_flags): Likewise.
11284 * config/i386/cygming.opt (fwritable-relocated-rdata):
11285 Add new flag variable flag_writable_rel_rdata.
11287 2012-03-07 Richard Guenther <rguenther@suse.de>
11289 * tree-ssa-math-opts.c (convert_mult_to_widen): Check actual
11290 precision against gimple constraints.
11292 2012-03-06 Richard Sandiford <rdsandiford@googlemail.com>
11294 PR middle-end/52372
11295 * rtl.h (pc_rtx, ret_rtx, simple_return_rtx, cc0_rtx): Redefine as
11297 (GR_PC, GR_CC0, GR_RETURN, GR_SIMPLE_RETURN): Delete.
11298 * emit-rtl.c (pc_rtx, ret_rtx, simple_return_rtx, cc0_rtx): New
11300 (init_emit_regs): Move associated initialization to...
11301 (init_emit_once): ...here.
11303 2012-03-06 Richard Henderson <rth@redhat.com>
11305 * config/m68k/m68k.h (ISA_HAS_TAS): New.
11306 * config/m68k/sync.md (atomic_test_and_set): Use it.
11307 (atomic_test_and_set_1): Likewise.
11309 2012-03-06 Michael Meissner <meissner@linux.vnet.ibm.com>
11312 * config/rs6000/vector.md (vector_uneq<mode>): Add support for
11313 UNEQ, LTGT, ORDERED, and UNORDERED IEEE vector comparisons.
11314 (vector_ltgt<mode>): Likewise.
11315 (vector_ordered<mode>): Likewise.
11316 (vector_unordered<mode>): Likewise.
11317 * config/rs6000/rs6000.c (rs6000_emit_vector_compare_inner): Likewise.
11319 2012-03-06 Aldy Hernandez <aldyh@redhat.com>
11321 * trans-mem.c: New typedef for tm_region_p.
11322 Define vector types for tm_region_p.
11323 (tm_region_init): Replace region_worklist to a vector called
11326 2012-03-06 Richard Guenther <rguenther@suse.de>
11328 * fold-const.c (build_fold_addr_expr_with_type_loc): Fold
11329 MEM_REF with constant pointer operand.
11331 2012-03-06 Richard Guenther <rguenther@suse.de>
11333 PR middle-end/52493
11334 * tree-ssa-alias.c (ptr_derefs_may_alias_p): Robustify.
11336 2012-03-06 Tristan Gingold <gingold@adacore.com>
11338 * config/vms/vms-c.c (vms_pragma_nomember_alignment): Handle octaword.
11339 (external_model_kind): Improve documentation.
11340 (vms_pragma_extern_model): Handle relaxed_redef.
11341 (vms_c_register_pragma): Allow expansion for nomember_alignment.
11343 2012-03-06 Georg-Johann Lay <avr@gjlay.de>
11345 * doc/invoke.texi (AVR Options): -mmcu=: Document the XMEGA cores.
11346 Explain RAMPD, RAMPX, RAMPDY, RAMPZ usage by avr-gcc.
11347 Some more notes on EIND usage and reorder EIND subsection.
11349 2012-03-06 Tristan Gingold <gingold@adacore.com>
11351 * config/vms/vms.c (VMS_CRTL_LDBL): Rename from VMS_CRTL_PRNTF.
11352 * config/vms/vms-crtlmap.map: Rename PRNTF to LDBL.
11354 2012-03-06 Tristan Gingold <gingold@adacore.com>
11356 * config/vms/t-vmsnative (version): Define.
11357 * config/vms/t-vms (STMP_FIXPROTO, STMP_FIXINC, version): Remove.
11359 2012-03-06 Andrey Belevantsev <abel@ispras.ru>
11361 PR rtl-optimization/52250
11362 * sel-sched-ir.c (maybe_tidy_empty_bb): Try harder to find a bb
11363 to put note list into. Unconditionally call move_bb_info.
11364 (move_bb_info): Do not assert the blocks being in the same region,
11365 just drop the note list if they are not.
11367 2012-03-06 Oleg Endo <olegendo@gcc.gnu.org>
11370 * config/sh/sh.c (sh_expand_t_scc): Remove SH2A special case
11371 and use unified expansion logic.
11372 * config/sh/sh.md (xorsi3_movrt): Rename to movrt. Move
11373 closer to the existing movt insn.
11374 (negc): Rename insn to *negc. Add new expander.
11375 (movnegt): Use xor pattern for T bit negation. Reserve helper
11376 constant for negc pattern.
11377 (*movnegt): New insn and splitter.
11379 2012-03-05 Bernd Schmidt <bernds@codesourcery.com>
11381 * c-typeck.c (pointer_diff): Check for POINTER_PLUS_EXPR, not
11384 2012-03-05 Richard Henderson <rth@redhat.com>
11386 * genemit.c (main): Include "target.h" in insn-emit.c.
11387 * Makefile.in (insn-emit.o): Depend on TARGET_H.
11388 * config/sh/sync.md (atomic_test_and_set): Reference
11389 targetm.atomic_test_and_set_trueval instead of
11390 TARGET_ATOMIC_TEST_AND_SET_TRUEVAL.
11392 2012-03-05 Joern Rennecke <joern.rennecke@embecosm.com>
11394 * config/epiphany/epiphany.c (epiphany_function_value_regno_p):
11397 2012-03-05 Steven Bosscher <steven@gcc.gnu.org>
11399 * langhooks.c (add_builtin_type): New function.
11400 * langhooks.h (add_builtin_type): Export it.
11401 * config/mep/mep.c (mep_init_builtins): Use it.
11402 * config/rs6000/rs6000.c (rs6000_init_builtins): Use it.
11404 2012-03-05 Jakub Jelinek <jakub@redhat.com>
11407 * tree.h (BLOCK_SAME_RANGE): Define.
11408 * function.c (block_fragments_nreverse): Clear BLOCK_SAME_RANGE
11409 if BLOCK_FRAGMENT_CHAIN is non-NULL, but has it cleared.
11410 Also clear BLOCK_SAME_RANGE if fragment chain's supercontext fragment
11411 isn't equal to supercontext fragment's fragment chain.
11412 Adjust BLOCK_SUPERCONTEXT to point to supercontext fragment's
11414 (blocks_nreverse_all): Likewise.
11415 (reorder_blocks_1): Compute BLOCK_SAME_RANGE bits. Set
11416 BLOCK_SUPERCONTEXT to supercontext fragment instead of
11417 supercontext fragment's fragment origin.
11418 * dwarf2out.c (add_high_low_attributes): If stmt has the same
11419 range as its parent (or parents thereof etc.), use the parent's
11420 DW_AT_ranges value instead of creating a new .debug_ranges range.
11422 2012-03-05 Richard Henderson <rth@redhat.com>
11425 Revert: 2011-11-26 Richard Henderson <rth@redhat.com>
11426 * omp-low.c (expand_omp_atomic): Assume anything aligned to
11427 BIGGEST_ALIGNMENT is aligned.
11429 2012-03-05 Richard Henderson <rth@redhat.com>
11431 * config/sh/sh.h (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): Move...
11432 * config/sh/sh.c: ... here.
11434 2012-03-05 Richard Henderson <rth@redhat.com>
11437 * config/m68k/sync.md (atomic_test_and_set): Use expand_simple_unop
11438 instead of calling negqi2 directly.
11440 2012-03-05 Aldy Hernandez <aldyh@redhat.com>
11442 PR middle-end/52463
11443 * trans-mem.c (tm_region_init): Use last_basic_block.
11445 2012-03-05 Oleg Endo <olegendo@gcc.gnu.org>
11447 * config/sh/sh.h (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New hook.
11448 * config/sh/sync.md (atomic_test_and_set): New expander.
11449 (tasb, atomic_test_and_set_soft): New insns.
11450 * config/sh/sh.opt (menable-tas): New option.
11451 * doc/invoke.texi (SH Options): Document it.
11453 2012-03-05 Richard Guenther <rguenther@suse.de>
11455 * cfgloop.c (verify_loop_structure): Verify dominators before
11457 * graphite-clast-to-gimple.c (graphite_verify): Do not verify
11458 dominators from here.
11459 * graphite-scop-detection.c (create_sese_edges): Likewise.
11460 * loop-doloop.c (doloop_optimize_loops): Likewise.
11461 * loop-init.c (loop_optimizer_init): Likewise.
11462 * loop-unroll.c (unroll_and_peel_loops): Likewise.
11463 * loop-unswitch.c (unswitch_loops): Likewise.
11464 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Likewise.
11465 * tree-parloops.c (parallelize_loops): Likewise. Verify
11466 only when checking is enabled.
11467 * tree-loop-distribution.c (tree_loop_distribution): Likewise.
11469 2012-03-05 Bernd Schmidt <bernds@codesourcery.com>
11471 * genautomata.c (parse_automata_opt): New static function.
11472 (initiate_automaton_gen): Remove all option handling code. Remove
11473 argc argument. All callers changed.
11474 (main): Call init_rtx_reader_args_cb with the new function as argument.
11476 2012-03-05 Richard Guenther <rguenther@suse.de>
11478 * cfgexpand.c (gimple_expand_cfg): Free dominator info.
11479 * tree-if-conv.c (combine_blocks): Free post-dominator info
11481 * tree-parloops.c (create_parallel_loop): Free and re-compute
11482 dominator info after breaking it.
11484 2012-03-05 Richard Guenther <rguenther@suse.de>
11486 PR middle-end/52353
11487 * optabs.h (trapv_unoptab_p): New function.
11488 (trapv_binoptab_p): Likewise.
11489 * optabs.c (expand_binop): Use emit_libcall_block_1 with
11490 a proper equiv_may_trap argument.
11491 (expand_unop): Likewise.
11492 (emit_libcall_block_1): Take extra argument whether the
11493 instruction may trap. Renamed from ...
11494 (emit_libcall_block): ... this. New wrapper.
11496 2012-03-05 Jakub Jelinek <jakub@redhat.com>
11498 PR tree-optimization/51721
11499 * tree-vrp.c (register_edge_assert_for_2): If comparing
11500 lhs of right shift by constant with an integer constant,
11501 add ASSERT_EXPRs for the rhs1 of the right shift.
11503 * cfgrtl.c (cfg_layout_merge_blocks): Cleanup.
11505 2012-03-05 Richard Guenther <rguenther@suse.de>
11507 * tree.c (integer_zerop): Handle VECTOR_CSTs.
11508 (integer_onep): Likewise.
11509 (integer_all_onesp): Likewise.
11511 2012-03-05 Georg-Johann Lay <avr@gjlay.de>
11513 * config/avr/avr.md (*umaddqihi4.2): New insn-and-split.
11515 2012-03-04 H.J. Lu <hongjiu.lu@intel.com>
11517 * config/i386/i386.c (pro_epilogue_adjust_stack): Check Pmode
11518 instead of TARGET_64BIT.
11520 2012-03-04 H.J. Lu <hongjiu.lu@intel.com>
11522 * config/i386/i386.c (ix86_expand_prologue): Check Pmode to set
11525 2012-03-04 H.J. Lu <hongjiu.lu@intel.com>
11527 * config/i386/i386.c (ix86_print_operand_address): Only handle
11528 zero-extended DImode addresses.
11530 2012-03-04 Uros Bizjak <ubizjak@gmail.com>
11532 * config/i386/i386.c (ix86_print_operand) <case '+'>: Declare
11533 taken and cputaken as bool.
11535 2012-03-04 Uros Bizjak <ubizjak@gmail.com>
11537 * config/i386/constraints.md (Ya): New internal constraint.
11538 * config/i386/i386.md (zero_extendsidi2): Remove expansion.
11539 (*zero_extendsidi2_rex64): Add x,x alternative.
11540 (*zero_extendsidi2): Ditto. Add o,0 alternative.
11541 Remove flags reg clobber. Adjust corresponding splits.
11542 (zero_extend<mode>si2): Macroize expander from zero_extendhisi2 and
11543 zero_extendqisi2 expanders using SWI12 mode iterator.
11544 (zero_extend<mode>si2_and): Macroize insn from
11545 zero_extendhisi2_and and zero_extendqisi2_and. Merge corresponding
11547 (*zero_extend<mode>si2): Macroize insn from
11548 *zero_extendhisi2_movzbl and *zero_extendqisi2_movzbl.
11549 (*zero_extend*2_movzbl_and): Remove insn patterns.
11550 (zero_extendqihi2_and): Merge corresponding splitter.
11551 (*zero_extendqihi2): Rename from *zero_extendqihi2_movzbl.
11552 (*zero_extend*2_movzbl_and): Remove insn patterns.
11553 (*anddi_1): Split TYPE_IMOVX instructions.
11554 (*andsi_1): Use Ya for alternative 2. Split TYPE_IMOVX instructions.
11556 (and->zext splitter): Add splitter pattern.
11557 (zero extend with andsi3 splitter): Adjust zero_extend pattern.
11559 2012-03-04 Sandra Loosemore <sandra@codesourcery.com>
11561 * doc/invoke.texi (C++ Dialect Options): Minor copy-edits to
11563 (Debugging Options): Likewise.
11564 (Optimize Options): Likewise.
11565 (i386 and x86-64 Options): Discuss -march before -mtune, consistently
11566 with other architectures. Use official processor names with correct
11567 spelling/capitalization. Fix formatting and grammar issues.
11568 (i386 and x86-64 Windows Options): Similar cleanup here.
11570 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
11572 * config/sh/sh.md (abssi2): Add TARGET_SH1 condition.
11574 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
11576 * config/sh/sh.c (sh_dwarf_register_span): Don't apply
11577 DBX_REGISTER_NUMBER.
11579 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
11581 * config/sh/sh.c (shiftcosts): Return MAX_COST when the first
11582 operand is CONST_INT. Take COSTS_N_INSNS into account.
11583 (sh_rtx_costs): Don't apply COSTS_N_INSNS to the return value
11586 2012-03-02 Richard Henderson <rth@redhat.com>
11588 * optabs.c (expand_atomic_test_and_set): Honor
11589 atomic_test_and_set_trueval even when atomic_test_and_set
11590 optab is not in use.
11592 2012-03-02 Kaz Kojima <kkojima@gcc.gnu.org>
11596 * config/sh/sh.c (sh_register_move_cost): Increase cost between
11597 GENERAL_REGS and FP_REGS for SImode.
11599 2012-03-02 Oleg Endo <olegendo@gcc.gnu.org>
11602 * config/sh/sh.md (negdi2): Add TARGET_SH1 condition.
11603 (absdi2): New expander.
11604 (*absdi2, *negabsdi2, negdi_cond): New insns and splits.
11606 2012-03-02 Oleg Endo <olegendo@gcc.gnu.org>
11608 * config/sh/sync.md (atomic_exchange<mode>): New expander.
11609 (atomic_exchange<mode>_soft): New insn.
11611 2012-03-02 Oleg Endo <olegendo@gcc.gnu.org>
11613 * config/sh/sync.md: Update copyright notice dates.
11614 (atomic_compare_and_swap<mode>): Use SImode for return value instead
11616 (atomic_compare_and_swap<mode>_soft): Likewise.
11618 2012-03-02 Oleg Endo <olegendo@gcc.gnu.org>
11621 * config/sh/sh.h (LOOP_ALIGN): Move logic to sh_loop_align.
11622 * config/sh/sh.c: Update copyright notice dates.
11623 (sh_loop_align): Add logic from LOOP_ALIGN. Don't disable loop
11624 alignment for TARGET_HARD_SH4.
11625 (sh_option_override): Reduce default function alignment. Set
11626 loop alignment to 4 bytes when not optimizing for size.
11628 2012-03-02 Maxim Kuvyrkov <maxim@codesourcery.com>
11630 PR middle-end/50335
11631 * doc/invoke.texi (floop-flatten): Remove.
11632 * toplev.c (process_options): Remove references to flag_loop_flatten.
11633 * tree-ssa-loop.c (gate_graphite_transform): Same.
11634 * common.opt (floop-flatten): Obsolete.
11635 * graphite-poly.c (apply_poly_transforms): Remove reference to
11637 * Makefile.in (graphite-flattening.o): Remove.
11638 * graphite-flattening.c: Remove.
11640 2012-03-02 Uros Bizjak <ubizjak@gmail.com>
11642 * compare-elim.c (find_comparisons_in_bb): Eliminate only compares
11643 having mode compatible with the mode of previous compare. Substitute
11644 compare mode of previous compare with the mode, compatible
11645 with eliminated and previous compare.
11647 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
11649 * config/rs6000/dfp.md (floatdidd2): New define_insn.
11651 2012-03-02 Uros Bizjak <ubizjak@gmail.com>
11653 * config/i386/i386.c (ix86_cc_modes_compatible): Declare CCZmode
11654 compatible with CCGOCmode and CCGCmode.
11656 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
11658 * config/rs6000/vsx.md (vsx_set_<mode>): Reorder operands.
11660 2012-03-02 Ulrich Weigand <ulrich.weigand@linaro.org>
11662 * config/arm/arm.c (arm_sat_operator_match): New function.
11663 * config/arm/arm-protos.h (arm_sat_operator_match): Add prototype.
11664 * config/arm/arm.md ("insn" attribute): Add "sat" value.
11665 ("SAT", "SATrev"): New code iterators.
11666 ("SATlo", "SAThi"): New code iterator attributes.
11667 ("*satsi_<SAT:code>"): New pattern.
11668 ("*satsi_<SAT:code>_shift"): Likewise.
11669 * config/arm/arm-fixed.md ("arm_ssatsihi_shift"): Add "insn"
11670 and "shift" attributes.
11671 ("arm_usatsihi"): Add "insn" attribute.
11672 * config/arm/predicates.md (sat_shift_operator): Allow multiplication
11673 by powers of two. Do not allow shift by 32.
11675 2012-03-02 Uros Bizjak <ubizjak@gmail.com>
11678 * config/i386/i386.c (construct_container): Use gen_reg_or_parallel
11679 to pass the argument in the register of "natural" mode.
11681 2012-03-02 Richard Guenther <rguenther@suse.de>
11683 PR tree-optimization/52406
11684 * tree-data-ref.h: Update documentation about DR_BASE_OBJECT.
11685 (struct indices): Add unconstrained_base member.
11686 (struct dr_alias): Remove unused vops member.
11687 (DR_UNCONSTRAINED_BASE): New define.
11688 * tree-data-ref.c (dr_analyze_indices): For COMPONENT_REFs
11689 add indices to allow their disambiguation. Make DR_BASE_OBJECT
11690 be an artificial access that covers the whole indexed object,
11691 or mark it with DR_UNCONSTRAINED_BASE if we cannot do so. Canonicalize
11692 plain decl base-objects to their MEM_REF variant.
11693 (dr_may_alias_p): When the base-object of either data reference
11694 has unknown size use only points-to information.
11695 (compute_affine_dependence): Make dumps easier to read and
11697 * tree-vect-data-ref.c (vector_alignment_reachable_p): Use
11698 DR_REF when looking for packed references.
11699 (vect_supportable_dr_alignment): Likewise.
11701 2012-03-02 Greta Yorsh <Greta.Yorsh@arm.com>
11703 * config/arm/arm-ldmstm.ml (write_ldm_commutative_peephole):
11704 Improve conditions for peepholes of loads followed by commutative
11706 * config/arm/ldmstm.md: Regenerated.
11708 2012-03-02 Richard Guenther <rguenther@suse.de>
11710 * BASE-VER: Set to 4.8.0.
11712 2012-03-01 Richard Earnshaw <rearnsha@arm.com>
11714 * config.gcc (obsolete): Add all ARM targets using the FPA.
11715 (with_fpu): Obsolete selection of the FPA or Maverick on ARM.
11716 * doc/install.texi: Avoid references to obsolete ARM ports.
11718 2012-03-01 Joern Rennecke <joern.rennecke@embecosm.com>
11720 * config/epiphany/epiphany.md (movmisalign<mode>): New patterns.
11722 2012-03-01 Jeremy Bennett <jeremy.bennett@embecosm.com>
11723 Joern Rennecke <joern.rennecke@embecosm.com>
11725 * doc/extend.texi: Expand and update information on interrupt
11726 attribute for Epiphany.
11728 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
11730 * config/sh/sh-protos.h: Update copyright notice dates.
11731 * config/sh/sh.h: Likewise.
11732 * config/sh/sh.md: Likewise.
11733 * config/sh/constraints.md: Likewise.
11734 * config/sh/predicates.md: Likewise.
11736 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
11738 * config/sh/sh-protos.h (tertiary_reload_operand): Remove dead function.
11739 * config/sh/sh.c (tertiary_reload_operand): Likewise.
11741 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
11743 * config/sh/constraints.md: Fix comment typo.
11745 2012-03-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11748 * config/pa/pa.md (zvdep_imm32): Change type of variable x from int to
11749 unsigned HOST_WIDE_INT.
11750 (zvdep_imm64): Likewise.
11751 (vdepi_ior): Change type of variable x from int to HOST_WIDE_INT.
11752 (vdepi_and): Likewise.
11753 Likewise for unamed 64-bit patterns.
11754 * config/pa/predicates.md (lhs_lshift_cint_operand): Update comment.
11756 2012-03-01 Alexandre Oliva <aoliva@redhat.com>
11759 PR rtl-optimization/52417
11760 * cselib.c (cselib_any_perm_equivs): New variable.
11761 (cselib_reset_table): Check that it's not set when not
11762 preserving constants.
11763 (cselib_add_permanent_equiv): Set it.
11764 (cselib_have_permanent_equivalences): New.
11765 (cselib_init, cselib_finish): Reset it.
11766 * cselib.h (cselib_have_permanent_equivalences): Declare.
11767 * alias.c (get_addr): Restore earlier behavior when there
11768 aren't permanent equivalences.
11770 2012-03-01 Steven Bosscher <steven@gcc.gnu.org>
11772 * config/mn10300/mn10300-modes.def: Fix copyright notice.
11773 * config/v850/v850-modes.def: Fix copyright notice.
11775 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
11777 * doc/extend.texi (AVR Built-in Functions): Document
11778 __builtin_avr_flash_segment.
11780 * config/avr/builtins.def (__builtin_avr_flash_segment): New entry.
11781 * config/avr/avr.md (flash_segment, flash_segment1): New expanders.
11782 (*split.flash_segment): New insn-and-split.
11783 * config/avr/avr.c (avr_init_builtins): Add local variables:
11784 const_memx_void_node, const_memx_ptr_type_node,
11785 char_ftype_const_memx_ptr.
11787 2012-03-01 Jakub Jelinek <jakub@redhat.com>
11789 PR tree-optimization/52445
11790 * tree-ssa-phiopt.c (struct name_to_bb): Remove ssa_name field,
11791 add ssa_name_ver, offset and size fields and change store field
11793 (name_to_bb_hash, name_to_bb_eq): Adjust for the above changes.
11794 (add_or_mark_expr): Likewise. Only consider previous stores
11795 with the same size and offset.
11796 (nt_init_block): Only look at gimple_assign_single_p stmts,
11797 doesn't look at rhs2.
11799 2012-03-01 Richard Guenther <rguenther@suse.de>
11801 PR middle-end/52443
11802 * tree-cfg.c (verify_gimple_assign_unary): Allow any
11803 conversions from integral types to pointer types.
11805 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
11807 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Restore built-in
11808 defines for __UINT24_MAX__, __INT24_MAX__, __INT24_MIN__
11809 unintentionally removed in r184616.
11811 2012-03-01 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
11813 * doc/invoke.texi: Document AMD bdver2 and remove mentioning
11816 2012-02-29 Jakub Jelinek <jakub@redhat.com>
11817 Uros Bizjak <ubizjak@gmail.com>
11820 * config/i386/sse.md (vec_set<mode>_0): Swap "*r" and "fF"
11821 alternatives, add "e" constraint to the new last alternative
11822 and ! to last 3 alternatives.
11824 2012-02-29 Eric Botcazou <ebotcazou@adacore.com>
11826 * dwarf2out.c (modified_type_die): Set DW_AT_GNAT_descriptive_type and
11827 DW_AT_artificial attributes at the end of the processing.
11828 (gen_array_type_die): Likewise.
11829 (gen_enumeration_type_die): Likewise.
11830 (gen_struct_or_union_type_die): Likewise.
11831 (add_gnat_descriptive_type_attribute): Do not suppress debug info for
11834 2012-02-29 Jakub Jelinek <jakub@redhat.com>
11836 PR middle-end/52419
11837 * expr.c (expand_assignment): If doing misaligned store that doesn't
11838 cover all mode bits, perform a RMW cycle.
11840 PR tree-optimization/52429
11841 * tree-parloops.c (separate_decls_in_region_debug): Return early
11842 if var is LABEL_DECL.
11844 2012-02-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
11846 PR tree-optimization/52424
11847 * tree-ssa-dom.c (dom_opt_leave_block): Push a marker before
11848 calling dom_thread_across_edge.
11850 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
11852 * config/avr/avr.c: Move definition of TARGET macros to end of file.
11854 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
11856 * config/avr/avr-protos.h (avr_output_bld): Remove unused prototype.
11857 * config/avr/avr.c (avr_output_bld): Remove unused function.
11858 (avr_out_sbxx_branch): Use "%T" to print bit position.
11860 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
11862 * config/avr/avr.md: Untabify.
11864 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
11866 * config/avr/avr.md (eqne): New code iterator.
11867 (*dec-and-branchsi): Use it in text peephole's condition.
11868 (*dec-and-branchhi): Ditto.
11869 (*dec-and-branchqi): Ditto.
11871 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
11874 * config/avr/avr.h (ASM_SPEC): Add -mno-skip-bug if we know that
11875 the device does not have the skip-bug.
11877 2012-02-29 Oleg Endo <olegendo@gcc.gnu.org>
11879 * doc/invoke.texi (-msoft-atomic): Add more detailed description.
11880 (-mbranch-cost, -mcbranchdi -mcmpeqdi -mfused-madd
11881 -mpretend-cmove): New.
11883 2012-02-29 Jakub Jelinek <jakub@redhat.com>
11886 * df.h (struct df_d): Adjust comment that hard_regs_live_count
11887 doesn't count DEBUG_INSN refs.
11888 * df-scan.c (df_ref_create_structure): Don't set DF_HARD_REG_LIVE
11889 for DEBUG_INSN refs.
11891 2012-02-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
11895 2012-02-20 Richard Guenther <rguenther@suse.de>
11896 PR tree-optimization/52298
11897 * tree-vect-stmts.c (vectorizable_load): Properly use
11898 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing outer loops.
11900 2012-02-28 Aldy Hernandez <aldyh@redhat.com>
11902 PR middle-end/51752
11903 * gimple.h (gimple_in_transaction): New.
11904 (gimple_set_in_transaction): New.
11905 (struct gimple_statement_base): Add in_transaction field.
11906 * tree-ssa-loop-im.c: (movement_possibility): Restrict movement of
11908 (tree_ssa_lim_initialize): Compute transaction bits.
11909 * tree.h (compute_transaction_bits): Protoize.
11910 * trans-mem.c (tm_region_init): Use the heap to store BB
11912 (compute_transaction_bits): New.
11914 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
11916 * gcc.c (display_help): Document --help=common and sort entries
11919 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
11921 * doc/install.texi: Document check-$LANG specific shortcuts
11923 2012-02-28 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
11926 * config/arm/arm.c (neon_builtin_data): Add entries for vcgeu
11928 * config/arm/arm_neon.h: Regenerate.
11929 * config/arm/neon.md (unspec): Add UNSPEC_VCGEU, and UNSPEC_VCGTU.
11930 (neon_vcgeu): New insn.
11931 (neon_vcgtu): Likewise.
11932 * config/arm/neon.ml (s_8_32, u_8_32): New lists.
11933 (ops): Unsigned comparison intrinsics call a different builtin.
11935 2012-02-28 Richard Guenther <rguenther@suse.de>
11938 * config/i386/i386.c (ix86_expand_vector_set): Fix element
11939 ordering for the VEC_CONCAT for two element vectors for
11940 V2SFmode, V2SImode and V2DImode.
11942 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
11945 * config.gcc (arm*-*-linux*): Use an unambiguous pattern for
11946 detecting big-endian triplets.
11948 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
11950 * arm.c (aapcs_vfp_is_call_or_return_candidate): Only use the machine
11951 mode if there is no type information available.
11953 2012-02-28 Thomas Koenig <tkoenig@gcc.gnu.org>
11955 PR tree-optimization/53207
11956 * doc/invoke.texi: Document as experimental and relying on graphite.
11958 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
11960 * config/avr/avr-devices.c (avr_mcu_type): Adjust NULL part
11961 of initializer to changes from r184614.
11963 2012-02-28 Richard Guenther <rguenther@suse.de>
11965 PR tree-optimization/52395
11966 * tree-sra.c (build_ref_for_offset): Also look at the base
11967 TYPE_ALIGN when figuring out the alignment of the replacement.
11969 2012-02-28 Richard Guenther <rguenther@suse.de>
11971 PR tree-optimization/52402
11972 * ipa-prop.c (ipa_modify_call_arguments): Properly use
11973 mis-aligned types when creating the accesses at the call site.
11975 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
11977 * config/avr/builtins.def: New file.
11978 * config/avr/t-avr (avr.o, avr-c.o): Depend on it.
11979 * config/avr/avr.c (enum avr_builtin_id): Use it.
11980 (avr_init_builtins): Use it. And use avr_bdesc.
11981 (bdesc_1arg): Remove.
11982 (bdesc_2arg): Remove.
11983 (bdesc_3arg): Remove.
11984 (struct avr_builtin_description): Add field n_args.
11985 (avr_bdesc): New static variable using builtins.def.
11986 (avr_expand_builtin): Use it.
11987 Don't call avr_expand_delay_cycles if op0 is not CONST_INT.
11988 (avr_fold_builtin): Fold AVR_BUILTIN_SWAP.
11989 Don't fold AVR_BUILTIN_INSERT_BITS if arg0 is not INTEGER_CST.
11991 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
11994 * config/avr/avr.md (movmem_<mode>): Replace match_operand that
11995 match only one single hard register with respective hard reg rtx.
11996 (movmemx_<mode>): Ditto.
11997 * config/avr/avr.c (avr_emit_movmemhi): Adapt expanding to new
11998 insn anatomy of movmem[x]_<mode>.
11999 (avr_out_movmem): Same for printing assembler and operand usage.
12001 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
12005 * doc/extend.texi (AVR Named Address Spaces): No more try to fix
12006 address spaces located outside of device flash.
12008 * config/avr/avr.h (base_arch_s): Remove field n_segments.
12009 (mcu_type_s): Add field n_flash.
12010 * config/avr/avr-devices.c (avr_arch_types): Remove .n_segments.
12011 Set .have_elpm and .have_elpmx to 1 for avrxmega4 and avrxmega5.
12012 (AVR_MCU): Add N_FLASH argument.
12013 * config/avr/avr-mcus.def (AVR_MCU): Add initializer for .n_flash.
12014 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Only define built-in
12015 macro __FLASH<n> if that address space makes sense for the device.
12016 * config/avr/avr.c (avr_out_lpm): Don't try to fix address spaces
12017 outside of target flash.
12018 (avr_asm_named_section): Ditto.
12019 (avr_asm_select_section): Ditto.
12020 (avr_addr_space_convert): Ditto.
12021 (avr_emit_movmemhi): Ditto.
12022 (avr_nonconst_pointer_addrspace, avr_pgm_check_var_decl): Error if
12023 address space is outside of device flash.
12024 (avr_insert_attributes): Ditto.
12025 (avr_xload_libgcc_p): Use avr_current_device->n_flash instead of
12026 avr_current_arch->n_segments.
12028 2012-02-27 H.J. Lu <hongjiu.lu@intel.com>
12031 * config/i386/i386.md (*movabs<mode>_1): Enable only for TARGET_LP64.
12032 (*movabs<mode>_2): Likewise.
12034 2012-02-27 Jakub Jelinek <jakub@redhat.com>
12037 * config/arm/neon.md (vashr<mode>3, vlshr<mode>3): Use
12038 s_register_operand in the test instead of REG_P. Don't call
12039 gen_reg_rtx if it won't be used.
12041 PR tree-optimization/52376
12042 * ipa-split.c (split_function): Ignore CLOBBER stmts.
12044 2012-02-27 Stuart Henderson <shenders@gcc.gnu.org>
12046 * ifcvt.c (noce_get_condition): Check condition variable is not
12047 small_register_classes_for_mode_p before accepting.
12049 2012-02-27 Uros Bizjak <ubizjak@gmail.com>
12051 * config/i386/i386.md (*movabs<mode>_1): Fix operand 1 constraints.
12053 2012-02-27 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
12056 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
12057 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
12059 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
12061 2012-02-27 Oleg Endo <olegendo@gcc.gnu.org>
12063 * config/sh/sh.h: Delete dead GO_IF_LEGITIMATE_INDEX macro.
12065 2012-02-26 Oleg Endo <olegendo@gcc.gnu.org>
12067 * config/sh/predicates.md: Remove blank lines.
12068 * config/sh/sh.c: Fix typos in comments.
12069 * config/sh/constraints.md: Likewise.
12070 * config/sh/sh.md: Remove blank lines.
12071 Fix typos in comments. Use ;; as comment characters.
12073 2012-02-26 Walter Lee <walt@tilera.com>
12075 * config/tilegx/tilegx.c (match_pcrel_step2): Fix instruction pattern.
12076 (replace_mov_pcrel_step2): Ditto.
12078 2012-02-25 Alexandre Oliva <aoliva@redhat.com>
12081 * alias.c (refs_newer_value_cb, refs_newer_value_p): New.
12082 (get_addr): Walk canonical value's locs. Avoid returning VALUEs
12083 and locs that reference values newer than the non-canonical value
12084 at hand. Return the canonical value as a worst case.
12085 (memrefs_conflict_p): Walk canonical value's locs.
12088 * cselib.c (preserve_only_constants): Rename to...
12089 (preserve_constants_and_equivs): ... this. Split out...
12090 (invariant_or_equiv_p): ... this. Preserve plus expressions
12091 of other preserved expressions too.
12092 (cselib_reset_table): Adjust.
12093 * var-tracking.c (reverse_op): Use canonical value to build
12096 2012-02-23 Kai Tietz <ktietz@redhat.com>
12098 * config/i386/i386.c (ix86_delegitimize_address): Handle
12099 UNSPEC_PCREL plus displacement.
12101 2012-02-24 Georg-Johann Lay <avr@gjlay.de>
12104 * config/avr/avr.c (avr_out_movhi_mr_r_xmega): Use base
12105 to test for unusedness in st X addressing.
12107 2012-02-24 Richard Guenther <rguenther@suse.de>
12109 PR middle-end/52361
12110 * gimple.c (walk_gimple_op): Use predicates with less redundant tests.
12111 (is_gimple_reg_type): Move inline ...
12112 * gimple.h (is_gimple_reg_type): ... here.
12114 2012-02-24 Richard Guenther <rguenther@suse.de>
12116 PR middle-end/52361
12117 * passes.c (execute_function_todo): When verifying SSA form
12118 verify gimple form first.
12119 * tree-ssa.c (verify_ssa): Do not verify gimple form here.
12121 2012-02-24 Richard Guenther <rguenther@suse.de>
12123 PR middle-end/52355
12124 * fold-const.c (fold_addr_of_array_ref_difference): New function.
12125 (fold_binary_loc): Use it to extend the existing &a[i] - &a[j] folding.
12127 2012-02-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
12129 * tree-if-conv (predicate_scalar_phi): Commentary typo fix.
12131 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
12133 * tree-phinodes.c (make_phi_node): Mark static.
12134 * tree-flow.h (make_phi_node): Remove extern decl.
12135 * doc/gimple.texi (make_phi_node): Remove documentation.
12137 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
12139 * tree-into-ssa (update_ssa): Avoid trailing whitespace in dump_file.
12140 * tree-ssa-sccvn.c (print_scc): Ditto.
12142 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
12144 * doc/passes.texi (Full redundancy elimination): Fix typo.
12146 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
12148 * doc/invoke.texi (-fdse, -fdce): Remove duplicate entries.
12150 2012-02-23 Eric Botcazou <ebotcazou@adacore.com>
12153 * haifa-sched.c (rank_for_schedule): Stabilize sort for debug insns.
12155 2012-02-23 Uros Bizjak <ubizjak@gmail.com>
12158 * c-decl.c (start_function): Exit early if decl1 is not FUNTION_DECL.
12160 2012-02-23 Georg-Johann Lay <avr@gjlay.de>
12162 * config/avr/avr.md (code_stdname): Add ior, xor.
12163 (xior): New code iterator.
12164 (*<code_stdname><mode>qi.byte0): Use xior instead of ior.
12165 (*<code_stdname><mode>qi.byte1-3): Ditto.
12167 2012-02-23 Jakub Jelinek <jakub@redhat.com>
12169 PR tree-optimization/52019
12170 * ipa-split.c (find_return_bb, find_retval, visit_bb): Ignore
12173 2012-02-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
12175 * acinclude.m4: Use HAVE_INITFINI_ARRAY_SUPPORT instead of
12176 HAVE_INITFINI_ARRAY to work around namespace pollution in
12177 certain versions of newlib system headers.
12178 * config.in: Regenerate.
12179 * configure: Regenerate.
12180 * config/initfini-array.h: Use HAVE_INITFINI_ARRAY_SUPPORT
12181 instead of HAVE_INITFINI_ARRAY.
12183 2012-02-22 Uros Bizjak <ubizjak@gmail.com>
12186 * config/i386/i386.c (ix86_print_operand) <case 'H'>: Error out if x
12187 is not offsettable memory reference.
12189 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
12192 * config/avr/avr.c (avr_asm_output_aligned_decl_common): Skip
12193 setting avr_need_clear_bss_p for __gnu_lto* symbols.
12195 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
12197 * config/avr/avr.h (avr_accumulate_outgoing_args): Return int.
12198 * config/avr/avr.c (avr_accumulate_outgoing_args): Return int.
12200 2012-02-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
12202 * configure.ac (LIB_TLS_SPEC): Enforce use of alternate thread
12203 library on Solaris 8 even without TLS support.
12204 * configure: Regenerate.
12206 2012-02-22 Richard Guenther <rguenther@suse.de>
12208 PR middle-end/52329
12209 * gimple-fold.c (fold_stmt_1): Also canonicalize ADDR_EXPRs
12210 for GIMPLE_DEBUG stmts.
12212 2012-02-22 Martin Jambor <mjambor@suse.cz>
12214 PR middle-end/51782
12215 * emit-rtl.c (set_mem_attributes_minus_bitpos): Set address space
12216 according to the base object.
12218 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
12220 PR rtl-optimization/50063
12221 * config/avr/avr.md (movhi_sp_r): Handle -1 (unknown IRQ state)
12222 and 2 (8-bit SP) in operand 2.
12223 * config/avr/avr.c (avr_prologue_setup_frame): Adjust prologue
12224 setup to use movhi_sp_r instead of vanilla move to write SP.
12225 Adjust REG_CFA notes to superseed unspec.
12226 (expand_epilogue): Adjust epilogue setup to use movhi_sp_r instead
12228 As function body might contain CLI or SEI: Use irq_state 0 (IRQ
12229 known to be off) only with TARGET_NO_INTERRUPTS. Never use
12230 irq_state 1 (IRQ known to be on) here.
12232 2012-02-21 Bernd Schmidt <bernds@codesourcery.com>
12234 * ira.c (check_allocation): Use REG_WORDS_BIG_ENDIAN, not
12236 * ira-color.c (setup_profitable_hard_regs, check_hard_reg_p,
12237 assign_hard_reg): Likewise.
12239 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
12241 * config/avr/avr.md (neghi2): Remove "!d,0" alternative. Tweak "r,0".
12243 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
12245 * config/avr/avr.md
12246 (*dec-and-branchhi!=-1.d.clobber): New text peephole.
12247 (*dec-and-branchhi!=-1.l.clobber): New text peephole.
12249 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
12251 * config/avr/avr-protos.h (avr_accumulate_outgoing_args): Move
12252 prototype from here to...
12253 * config/avr/avr.h: ...here.
12255 2012-02-21 Richard Earnshaw <rearnsha@arm.com>
12258 * thumb2.md (thumb2_shiftsi3_short): Split register and
12259 immediate shifts. For register shifts tie operands 0 and 1.
12260 (peephole2 for above): Check that register-controlled shifts
12261 have suitably tied operands.
12263 2012-02-21 Quentin Neill <quentin.neill@amd.com>
12266 * config/i386/bdver1.md (bdver1_call, bdver1_push,
12267 bdver1_pop, bdver1_leave, bdver1_lea, bdver1_imul_DI, bdver1_imul,
12268 bdver1_imul_mem_DI, bdver1_imul_mem, bdver1_idiv, bdver1_idiv_mem,
12269 bdver1_str, bdver1_idirect, bdver1_ivector, bdver1_idirect_loadmov,
12270 bdver1_idirect_load, bdver1_ivector_load, bdver1_idirect_movstore,
12271 bdver1_idirect_both, bdver1_ivector_both, bdver1_idirect_store,
12272 bdver1_ivector_store, bdver1_fldxf, bdver1_fld, bdver1_fstxf,
12273 bdver1_fst, bdver1_fist, bdver1_fmov_bdver1, bdver1_fadd_load,
12274 bdver1_fadd, bdver1_fmul_load, bdver1_fmul, bdver1_fsgn,
12275 bdver1_fdiv_load, bdver1_fdiv, bdver1_fpspc_load, bdver1_fpspc,
12276 bdver1_fcmov_load, bdver1_fcmov, bdver1_fcomi_load,
12277 bdver1_fcomi, bdver1_fcom_load, bdver1_fcom,
12278 bdver1_fxch, bdver1_ssevector_avx128_unaligned_load,
12279 bdver1_ssevector_avx256_unaligned_load,
12280 bdver1_ssevector_sse128_unaligned_load,
12281 bdver1_ssevector_avx128_load, bdver1_ssevector_avx256_load,
12282 bdver1_ssevector_sse128_load, bdver1_ssescalar_movq_load,
12283 bdver1_ssescalar_vmovss_load, bdver1_ssescalar_sse128_load,
12284 bdver1_mmxsse_load, bdver1_sse_store_avx256, bdver1_sse_store,
12285 bdver1_mmxsse_store_short, bdver1_ssevector_avx256,
12286 bdver1_movss_movsd, bdver1_mmxssemov, bdver1_sselog_load_256,
12287 bdver1_sselog_256, bdver1_sselog_load, bdver1_sselog,
12288 bdver1_ssecmp_load, bdver1_ssecmp, bdver1_ssecomi_load,
12289 bdver1_ssecomi, bdver1_vcvtX2Y_avx256_load, bdver1_vcvtX2Y_avx256,
12290 bdver1_ssecvt_cvtss2sd_load, bdver1_ssecvt_cvtss2sd,
12291 bdver1_sseicvt_cvtsi2sd_load, bdver1_sseicvt_cvtsi2sd,
12292 bdver1_ssecvt_cvtpd2ps_load, bdver1_ssecvt_cvtpd2ps,
12293 bdver1_ssecvt_cvtdq2ps_load, bdver1_ssecvt_cvtdq2ps,
12294 bdver1_ssecvt_cvtdq2pd_load, bdver1_ssecvt_cvtdq2pd,
12295 bdver1_ssecvt_cvtps2pd_load, bdver1_ssecvt_cvtps2pd,
12296 bdver1_ssecvt_cvtsX2si_load, bdver1_ssecvt_cvtsX2si,
12297 bdver1_ssecvt_cvtpd2pi_load, bdver1_ssecvt_cvtpd2pi,
12298 bdver1_ssecvt_cvtpd2dq_load, bdver1_ssecvt_cvtpd2dq,
12299 bdver1_ssecvt_cvtps2pi_load, bdver1_ssecvt_cvtps2pi,
12300 bdver1_ssemuladd_load_256, bdver1_ssemuladd_256,
12301 bdver1_ssemuladd_load, bdver1_ssemuladd, bdver1_sseimul_load,
12302 bdver1_sseimul, bdver1_sseiadd_load, bdver1_sseiadd,
12303 bdver1_ssediv_double_load_256, bdver1_ssediv_double_256,
12304 bdver1_ssediv_single_load_256, bdver1_ssediv_single_256,
12305 bdver1_ssediv_double_load, bdver1_ssediv_double,
12306 bdver1_ssediv_single_load, bdver1_ssediv_single, bdver1_sseins):
12307 Add "bdver2" attribute.
12309 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
12311 * config/s390/s390.c (s390_option_override): Make -mhard-dfp the
12312 default if possible and not specified otherwise.
12314 2012-02-21 Richard Guenther <rguenther@suse.de>
12316 PR middle-end/52314
12317 * gimplify.c (create_tmp_from_val): Use the main variant type
12318 for the type of the temporary we create.
12320 2012-02-21 Richard Guenther <rguenther@suse.de>
12322 PR tree-optimization/52324
12323 * gimplify.c (gimplify_expr): When re-gimplifying expressions
12324 do not gimplify a MEM_REF address operand if it is already
12327 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
12329 * config/s390/s390.md ("fixuns_trunc<mode>si2"): Replace
12330 TARGET_HARD_FLOAT with TARGET_HARD_DFP.
12332 2012-02-21 Richard Guenther <rguenther@suse.de>
12334 * tree-vect-stmts.c (vectorizable_load): Use pre-computed
12335 nested_in_vect_loop.
12337 2012-02-21 Jakub Jelinek <jakub@redhat.com>
12339 PR tree-optimization/52318
12340 * gimple-fold.c (gimplify_and_update_call_from_tree): Add
12341 vdef also to non-pure/const call stmts in the sequence.
12343 2012-02-21 Tristan Gingold <gingold@adacore.com>
12345 * config/vms/vms-ld.c (main): Fix IDENTIFICATION padding.
12347 2012-02-20 David S. Miller <davem@davemloft.net>
12349 * config/sparc/sparc.md (load_pcrel_sym<P:mode>): Explain why we
12350 don't use the "rd %pc" instruction on v9 for PIC register loads.
12352 2012-02-20 Aldy Hernandez <aldyh@redhat.com>
12354 PR middle-end/52141
12355 * trans-mem.c (ipa_tm_scan_irr_block): Error out on GIMPLE_ASM's
12356 in a transaction safe function.
12358 2012-02-20 Kai Tietz <ktietz@redhat.com>
12361 * stor-layout.c (place_field): Handle desired_align for
12364 2012-02-20 Richard Guenther <rguenther@suse.de>
12366 PR tree-optimization/52298
12367 * tree-vect-stmts.c (vectorizable_store): Properly use
12368 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing
12370 (vectorizable_load): Likewise.
12371 * tree-vect-data-refs.c (vect_analyze_data_ref_access):
12372 Access DR_STEP after ensuring it is not NULL.
12374 2012-02-20 Jakub Jelinek <jakub@redhat.com>
12376 PR tree-optimization/52286
12377 * fold-const.c (fold_binary_loc): For (X & C1) | C2
12378 optimization use double_int_to_tree instead of build_int_cst_wide,
12379 rewrite to use double_int vars.
12381 2012-02-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
12384 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): Require gcc_SUN_LD_VERSION.
12386 Remove -e 0 from $gcc_cv_ld invocation.
12387 Only use __GLIBC_PREREQ if defined.
12388 Enable on Solaris since Solaris 8 patch.
12389 (gcc_SUN_LD_VERSION): New macro.
12390 * configure.ac (ld_ver) <*-*-solaris2*>: Refer to
12391 gcc_SUN_LD_VERSION for version number format.
12392 * configure: Regenerate.
12393 * varasm.c (get_elf_initfini_array_priority_section): Set
12394 SECTION_NOTYPE for non-default priority.
12395 Use get_section instead of get_unnamed_section to emit
12396 .init_array/.fini_array with default priority.
12398 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
12400 * config/mips/mips.c (mips_need_mips16_rdhwr_p): New variable.
12401 (mips_get_tp): Set it. Record that __mips16_rdhwr binds locally.
12402 (mips_start_unique_function, mips_output_mips16_rdhwr)
12403 (mips_code_end): New functions.
12404 (TARGET_ASM_CODE_END): Define.
12406 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
12408 * config/mips/mips.c (mips16_build_call_stub): Add CFI information
12409 to stubs with non-sibling calls.
12411 2012-02-18 Sandra Loosemore <sandra@codesourcery.com>
12413 * doc/invoke.texi (-fira-* options): Copy-edit.
12414 (ira-* parameters): Copy-edit.
12416 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
12418 * doc/invoke.texi: Minor copy-edits to bring into conformance with
12419 GCC coding conventions.
12421 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
12423 * doc/invoke.texi: Consistently hyphenate "big-endian"/"little-endian"
12424 when used as adjectives.
12426 2012-02-16 Sandra Loosemore <sandra@codesourcery.com>
12428 * doc/invoke.texi: Clean up "that"/"which" confusion.
12430 2012-02-17 Steven Bosscher <steven@gcc.gnu.org>
12432 * system.h: Poison SMALL_REGISTER_CLASSES
12433 * config/rl78/rl78.h: Replace SMALL_REGISTER_CLASSES with hook.
12434 * config/rx/rx.h: Remove SMALL_REGISTER_CLASSES.
12436 2012-02-16 Jakub Jelinek <jakub@redhat.com>
12438 PR tree-optimization/52285
12439 * tree-tailcall.c (find_tail_calls): Ignore gimple_clobber_p stmts
12440 when deciding if a call is a tail call or tail recursion.
12442 2012-02-16 Kai Tietz <ktietz@redhat.com>
12444 * config/i386/i386.c (legitimate_pic_address_disp_p): Allow
12445 interger-constant displacement for UNSPEC_PCREL.
12447 2012-02-16 Jakub Jelinek <jakub@redhat.com>
12449 PR rtl-optimization/52208
12450 * ira-costs.c (scan_one_insn): Don't decrease mem_cost
12451 for MEMs with REG_EQUIV, if the MEM isn't general_operand.
12453 PR tree-optimization/52255
12454 * tree-vect-loop-manip.c (slpeel_tree_peel_loop_to_edge): If
12455 loop->header has virtual PHI, but exit_e->dest doesn't, add
12456 virtual PHI to exit_e->dest and adjust all uses after the loop.
12459 * dwarf2out.c (copy_decls_walk): Fill in *slot before traversing
12460 children with clone_tree_hash, not after it.
12462 2012-02-16 Iain Sandoe <iains@gcc.gnu.org>
12464 * config/darwin.h (ASM_OUTPUT_LABELREF): Add user label prefix for
12465 extended identifiers.
12467 2012-02-16 Jakub Jelinek <jakub@redhat.com>
12469 PR middle-end/51929
12470 * cgraphunit.c (verify_edge_corresponds_to_fndecl): If node is
12471 a same_body_alias, also test whether e->callee isn't a former
12472 or current clone of the decl this is a same body alias of.
12474 PR translation/52264
12475 * cgraphunit.c (verify_cgraph_node): Fix a typo.
12477 2012-02-15 Sandra Loosemore <sandra@codesourcery.com>
12479 * doc/invoke.texi: Clean up "n-bit/byte/word" modifiers.
12481 2012-02-15 Michael Meissner <meissner@linux.vnet.ibm.com>
12484 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Use
12485 force_reg instead of copy_to_reg for better optimization. Force
12486 non-register or memory operands into a register.
12488 2012-02-15 Andrew MacLeod <amacleod@redhat.com>
12490 * extend.texi: Reserve upper bits of memory model for future use.
12492 2012-01-15 Georg-Johann Lay <avr@gjlay.de>
12493 Anatoly Sokolov <aesok@post.ru>
12494 Eric Weddington <eric.weddington@atmel.com>
12497 * config/avr/avr-devices.c (avr_arch_types): Add avrxmega2,
12498 avrxmega4, avrxmega5, avrxmega6, avrxmega7.
12499 Rewrite initializers for .macro.
12500 * config/avr/avr-mcus.def (AVR_MCU): Add known MCUs:
12501 avrxmega2: atxmega16a4, atxmega16d4, atxmega16x1, atxmega32a4
12502 atxmega32d4, atxmega32x1.
12503 avrxmega4: atxmega64a3, atxmega64d3.
12504 avrxmega5: atxmega64a1, atxmega64a1u.
12505 avrxmega6: atxmega128a3, atxmega128d3, atxmega192a3, atxmega192d3,
12506 atxmega256a3, atxmega256a3b, atxmega256a3bu, atxmega256d3.
12507 avrxmega7: atxmega128a1, atxmega128a1u.
12508 * config/avr/avr.h (enum avr_arch): Add: ARCH_AVRXMEGA2,
12509 ARCH_AVRXMEGA4, ARCH_AVRXMEGA5, ARCH_AVRXMEGA6, ARCH_AVRXMEGA7.
12510 (struct base_arch_s): Rename reserved to xmega_p.
12511 Rename reserved2 to have_rampd.
12512 (AVR_XMEGA): New define.
12513 (AVR_HAVE_RAMPD, AVR_HAVE_RAMPX, AVR_HAVE_RAMPY): New defines.
12514 (AVR_HAVE_RAMPZ): Change definition to fit xmega.
12515 * config/avr/predicates.md (io_address_operand): Take into
12516 account SFR offset.
12517 (low_io_address_operand): Ditto.
12518 (high_io_address_operand): Ditto.
12519 * config/avr/avr.md (isa): Add alternatives no_xmega, xmega.
12520 (enabled, movhi_sp_r): Use them.
12521 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use
12522 cpp_define_formatted to built-in define __AVR_ARCH__.
12523 (__AVR_XMEGA__): New built-in define.
12524 (__AVR_HAVE_RAMPD__): New built-in define.
12525 (__AVR_HAVE_RAMPX__): New built-in define.
12526 (__AVR_HAVE_RAMPY__): New built-in define.
12527 (__AVR_HAVE_RAMPZ__): Change condition when to built-in define it.
12529 * config/avr/avr.c (avr_addr_t): Add ccp, rampd, rampx, rampy.
12530 (avr_option_override): Initialize them.
12531 (sreg_rtx, rampd_rtx, rampx_rtx, rampy_rtx): New GTY rtx.
12532 (avr_init_expanders): Initialize them. No more block several calls.
12533 (emit_push_sfr): New static function.
12534 (avr_prologue_setup_frame): Use it to push SREG, RAMPD/X/Y/Z as needed.
12536 (expand_epilogue): Handle AVR_XMEGA. Pop RAMPD/X/Y/Z as needed.
12537 (avr_print_operand): Print addreeses as symbols for
12538 RAMPX, RAMPY, RAMPD, CCP.
12539 (output_movhi): Handle AVR_XMEGA when writing to SP.
12540 (avr_out_movhi_mr_r_xmega): New static function.
12541 (out_movhi_mr_r): Forward to avr_out_movhi_mr_r_xmega for AVR_XMEGA.
12542 (avr_file_start): Print symbol defines for __RAMPX__, __RAMPY__,
12543 __RAMPD__, __CCP__ as needed.
12545 * config/avr/multilib.h: Regenerate.
12546 * config/avr/t-multilib: Regenerate.
12547 * config/avr/avr-tables.opt: Regenerate.
12549 2012-02-15 Tobias Grosser <grosser@fim.uni-passau.de>
12551 PR tree-optimization/50561
12552 * graphite-flattening.c (lst_project_loop): Do not
12553 remove old scattering dimensions after flattening.
12554 (lst_do_flatten): Likewise.
12556 2012-02-15 Georg-Johann Lay <avr@gjlay.de>
12558 * doc/extend.texi (AVR Built-in Functions): Remove doc for
12559 __builtin_avr_map8, __builtin_avr_map16.
12560 Document __builtin_avr_insert_bits.
12562 * config/avr/avr.md (map_bitsqi, map_bitshi): Remove.
12563 (insert_bits): New insn.
12564 (adjust_len.map_bits): Rename to insert_bits.
12565 (UNSPEC_MAP_BITS): Rename to UNSPEC_INSERT_BITS.
12566 * avr-protos.h (avr_out_map_bits): Remove.
12567 (avr_out_insert_bits, avr_has_nibble_0xf): New.
12568 * config/avr/constraints.md (Cxf,C0f): New.
12569 * config/avr/avr.c (avr_cpu_cpp_builtins): Remove built-in
12570 defines __BUILTIN_AVR_MAP8, __BUILTIN_AVR_MAP16.
12571 New built-in define __BUILTIN_AVR_INSERT_BITS.
12572 * config/avr/avr.c (TARGET_FOLD_BUILTIN): New define.
12573 (enum avr_builtin_id): Add AVR_BUILTIN_INSERT_BITS.
12574 (avr_move_bits): Rewrite.
12575 (avr_fold_builtin, avr_map_metric, avr_map_decompose): New static
12577 (avr_map_op_t): New typedef.
12578 (avr_map_op): New static variable.
12579 (avr_out_insert_bits, avr_has_nibble_0xf): New functions.
12580 (adjust_insn_length): Handle ADJUST_LEN_INSERT_BITS.
12581 (avr_init_builtins): Add definition for __builtin_avr_insert_bits.
12582 (bdesc_3arg, avr_expand_triop_builtin): New.
12583 (avr_expand_builtin): Use them. And handle AVR_BUILTIN_INSERT_BITS.
12584 (avr_revert_map, avr_swap_map, avr_id_map, avr_sig_map): Remove.
12585 (avr_map_hamming_byte, avr_map_hamming_nonstrict): Remove.
12586 (avr_map_equal_p, avr_map_sig_p): Remove.
12587 (avr_out_swap_bits, avr_out_revert_bits, avr_out_map_bits): Remove.
12588 (bdesc_2arg): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
12589 (adjust_insn_length): Remove handling for ADJUST_LEN_MAP_BITS.
12590 (enum avr_builtin_id): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
12591 (avr_init_builtins): Remove __builtin_avr_map8, __builtin_avr_map16.
12592 (avr_expand_builtin): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
12594 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
12596 * config/c6x/c6x.md (reserve_cycles): New attribute.
12597 * config/c6x/c6x.c (c6x_sched_reorder_1): Ensure insns we predicate
12598 don't reserve functional units after the branch occurs.
12600 2012-02-14 Aldy Hernandez <aldyh@redhat.com>
12602 PR middle-end/52142
12603 * ipa-inline.c (can_inline_edge_p): Do not inline tm_pure
12604 functions into non-tm_pure functions.
12606 2012-02-14 Eric Botcazou <ebotcazou@adacore.com>
12609 * gimple.c (iterative_hash_gimple_type): Use RECORD_OR_UNION_TYPE_P.
12610 (iterative_hash_canonical_type): Likewise.
12611 * tree-ssa-pre.c (fini_pre): Clean up the CFG only after purging all
12614 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
12616 * haifa-sched.c (prune_ready_list): Ensure that if there is a
12617 sched-group insn, it either remains alone or the entire list is pruned.
12619 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
12621 * doc/install.texi (Prerequisites): Fix grammar.
12622 (Configuration): Likewise.
12624 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
12626 * doc/install.texi (Prerequisites): Suggest building GMP, MPFR and
12627 MPC as part of GCC before describing configuring with --with-gmp etc.
12628 (Installing GCC: Configuration): --with-gmp etc. aren't needed if
12629 sources are present.
12631 2012-02-14 Jakub Jelinek <jakub@redhat.com>
12634 * dwarf2out.c (clone_tree_hash): New function.
12635 (copy_decls_walk): Use it instead of clone_tree.
12637 2012-02-14 Richard Guenther <rguenther@suse.de>
12639 PR tree-optimization/52244
12640 PR tree-optimization/51528
12641 * tree-sra.c (analyze_access_subtree): Only create INTEGER_TYPE
12642 replacements for integral types.
12644 2012-02-14 Walter Lee <walt@tilera.com>
12646 * config.gcc: Handle tilegx and tilepro.
12647 * configure.ac (gcc_cv_as_dwarf2_debug_line): Enable test for
12648 tilegx and tilepro.
12649 Add HAVE_AS_TLS check for tilegx and tilepro.
12650 * configure: Regenerate.
12651 * doc/contrib.texi: Add Mat Hostetter and self.
12652 * doc/extend.texi (TILE-Gx Built-in Functions): New node.
12653 Document instruction intrinsics and network accessing intrinsics.
12654 (TILEPro Built-in Functions): New node. Document instruction
12655 intrinsics and network accessing intrinsics.
12656 * doc/install.texi (Specific, tilegx-*-linux*): Document it.
12657 (Specific, tilepro-*-linux*): Likewise.
12658 * doc/invoke.texi (TILE-Gx Options): New section.
12659 (TILEPro Options): New section.
12660 * doc/md.texi (TILE-Gx): New section.
12661 (TILEPro): New section.
12662 * common/config/tilegx/tilegx-common.c: New file.
12663 * common/config/tilepro/tilepro-common.c: New file.
12664 * config/tilegx/constraints.md: New file.
12665 * config/tilegx/linux.h: New file.
12666 * config/tilegx/mul-tables.c: New file.
12667 * config/tilegx/predicates.md: New file.
12668 * config/tilegx/sync.md: New file.
12669 * config/tilegx/t-tilegx: New file.
12670 * config/tilegx/tilegx-builtins.h: New file.
12671 * config/tilegx/tilegx-c.c: New file.
12672 * config/tilegx/tilegx-generic.md: New file.
12673 * config/tilegx/tilegx-modes.def: New file.
12674 * config/tilegx/tilegx-multiply.h: New file.
12675 * config/tilegx/tilegx-protos.h: New file.
12676 * config/tilegx/tilegx.c: New file.
12677 * config/tilegx/tilegx.h: New file.
12678 * config/tilegx/tilegx.md: New file.
12679 * config/tilegx/tilegx.opt: New file.
12680 * config/tilepro/constraints.md: New file.
12681 * config/tilepro/gen-mul-tables.cc: New file.
12682 * config/tilepro/linux.h: New file.
12683 * config/tilepro/mul-tables.c: New file.
12684 * config/tilepro/predicates.md: New file.
12685 * config/tilepro/t-tilepro: New file.
12686 * config/tilepro/tilepro-builtins.h: New file.
12687 * config/tilepro/tilepro-c.c: New file.
12688 * config/tilepro/tilepro-generic.md: New file.
12689 * config/tilepro/tilepro-modes.def: New file.
12690 * config/tilepro/tilepro-multiply.h: New file.
12691 * config/tilepro/tilepro-protos.h: New file.
12692 * config/tilepro/tilepro.c: New file.
12693 * config/tilepro/tilepro.h: New file.
12694 * config/tilepro/tilepro.md: New file.
12695 * config/tilepro/tilepro.opt: New file.
12697 2012-02-14 Jakub Jelinek <jakub@redhat.com>
12699 PR tree-optimization/52210
12700 * tree-vect-slp.c (vect_get_and_check_slp_defs): Call
12701 vect_model_simple_cost with two entry vect_def_type array instead
12702 of an address of dt.
12704 2012-02-14 Richard Guenther <rguenther@suse.de>
12707 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
12708 Do not stream DECL_QUALIFIER.
12709 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
12710 * tree.c (free_lang_data_in_decl): Free DECL_QUALIFIER.
12711 (find_decls_types_r): Do not walk DECL_QUALIFIER.
12713 2012-02-14 Jakub Jelinek <jakub@redhat.com>
12716 * c-decl.c (merge_decls): Copy DECL_USER_ALIGN bit from olddecl to
12719 2012-02-13 Jakub Jelinek <jakub@redhat.com>
12722 * cselib.h (cselib_subst_to_values_from_insn): New prototype.
12723 * cselib.c (cselib_subst_to_values_from_insn): New function.
12724 * sched-deps.c (add_insn_mem_dependence,
12725 sched_analyze_1, sched_analyze_2): Use it.
12727 2012-02-13 Jan Hubicka <jh@suse.cz>
12729 PR middle-end/52214
12730 * predict.c (predict_paths_for_bb): Fix thinko in prevoius patch.
12732 2012-02-13 Eric Botcazou <ebotcazou@adacore.com>
12734 * gcc.c (LINK_COMMAND_SPEC): Deal with -fgnu-tm.
12735 (GTM_SELF_SPECS): Define if not already defined.
12736 (driver_self_specs): Add GTM_SELF_SPECS.
12737 * config/darwin.h (LINK_COMMAND_SPEC_A): Deal with -fgnu-tm.
12738 (GTM_SELF_SPECS): Define.
12739 * config/i386/cygwin.h (GTM_SELF_SPECS): Likewise.
12740 * config/i386/mingw32.h (GTM_SELF_SPECS): Likewise.
12742 2012-02-13 Jakub Jelinek <jakub@redhat.com>
12744 * cselib.c (expand_loc): Return sp, fp, hfp or cfa base reg right
12747 * cselib.c (dump_cselib_val): Don't assume l->setting_insn is non-NULL.
12749 PR middle-end/52230
12750 * omp-low.c (expand_omp_for): If a static schedule without chunk size
12751 has NULL region->cont, force fd.chunk_size to be integer_zero_node.
12753 2012-02-13 Andrew MacLeod <amacleod@redhat.com>
12756 * doc/extend.texi : Fix another __atomic_compare_exchange typo.
12758 2012-02-13 Richard Guenther <rguenther@suse.de>
12760 PR translation/52211
12761 * passes.c (enable_disable_pass): Fix typo.
12763 2012-02-13 Jakub Jelinek <jakub@redhat.com>
12765 PR middle-end/52209
12766 * expr.c (expand_expr_real_2) <case BIT_NOT_EXPR>: Only expand using
12767 XOR for reduce_bit_field if type is unsigned.
12769 2012-02-12 Eric Botcazou <ebotcazou@adacore.com>
12771 * config/sparc/sparc.h (CANNOT_CHANGE_MODE_CLASS): In 64-bit mode,
12772 disallow changes from SFmode to mode with different size in FP regs.
12774 2012-02-12 Robert Millan <rmh@gnu.org>
12775 Gerald Pfeifer <gerald@pfeifer.com>
12777 * ginclude/stddef.h [__FreeBSD_kernel__] (__size_t): Do not define.
12780 2012-02-11 Richard Sandiford <rdsandiford@googlemail.com>
12782 PR rtl-optimization/52175
12783 * reorg.c (fill_slots_from_thread): Don't apply add/sub optimization
12784 to frame-related instructions.
12786 2012-02-10 Jason Merrill <jason@redhat.com>
12789 * tlink.c (demangled_hash_entry): Change mangled to a VEC.
12790 (demangle_new_symbols): Fill it.
12791 (scan_linker_output): Walk it.
12792 (start_tweaking): Split out from scan_linker_output.
12793 (maybe_tweak): Update sym->chosen.
12794 * Makefile.in (COLLECT2_OBJS): Add vec.o and gcc-none.o
12796 2012-02-11 Jakub Jelinek <jakub@redhat.com>
12799 * reg-stack.c (subst_stack_regs_in_debug_insn): Don't use get_true_reg.
12801 2012-02-11 Uros Bizjak <ubizjak@gmail.com>
12803 * compare-elim.c (find_comparisons_in_bb): Eliminate only compares
12804 having the same mode as previous compare.
12806 2012-02-10 Eric Botcazou <ebotcazou@adacore.com>
12808 * config/sparc/sparc.c (sparc_flat_expand_prologue): Use emit_use.
12809 * config/sparc/sparc.md (UNSPECV_GOTO): Delete.
12810 (nonlocal_goto_internal): Likewise.
12811 (nonlocal_goto): Emit a use and an indirect jump directly.
12813 2012-02-10 Andrew MacLeod <amacleod@redhat.com>
12816 * doc/extend.texi : Update comments for __atomic_compare_exchange and
12817 __atomic_{is,always}_lock_free.
12819 2012-02-10 Uros Bizjak <ubizjak@gmail.com>
12822 * config/i386/i386.c (ix86_legitimate_address_p): Disallow
12823 negative constant address for TARGET_X32.
12825 2012-02-10 Richard Henderson <rth@redhat.com>
12827 * tree-ssa-dce.c (propagate_necessity): Handle GIMPLE_TRANSACTION.
12828 * tree-ssa-operands.c (parse_ssa_operands): Add virtual operands
12829 for GIMPLE_TRANSACTION. Tidy if's into a switch.
12831 2012-02-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
12832 Ira Rosen <irar@il.ibm.com>
12834 PR tree-optimization/50031
12835 * targhooks.c (default_builtin_vectorization_cost): Handle
12836 vec_promote_demote.
12837 * target.h (enum vect_cost_for_stmt): Add vec_promote_demote.
12838 * tree-vect-loop.c (vect_get_single_scalar_iteraion_cost): Handle
12839 all types of reduction and pattern statements.
12840 (vect_estimate_min_profitable_iters): Likewise.
12841 * tree-vect-stmts.c (vect_model_promotion_demotion_cost): New function.
12842 (vect_get_load_cost): Use vec_perm for permutations; add dump logic
12843 for explicit realigns.
12844 (vectorizable_conversion): Call vect_model_promotion_demotion_cost.
12845 * config/spu/spu.c (spu_builtin_vectorization_cost): Handle
12846 vec_promote_demote.
12847 * config/i386/i386.c (ix86_builtin_vectorization_cost): Likewise.
12848 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Update
12849 vec_perm for VSX and handle vec_promote_demote.
12851 2012-02-10 Jakub Jelinek <jakub@redhat.com>
12853 PR middle-end/52177
12854 * builtins.c (fold_builtin_atomic_always_lock_free,
12855 expand_builtin_atomic_always_lock_free,
12856 fold_builtin_atomic_is_lock_free, expand_builtin_atomic_is_lock_free):
12857 Return and/or test boolean_true_node/boolean_false_node instead of
12858 integer_one_node/integer_zero_node.
12860 2012-02-10 Jan Hubicka <jh@suse.cz>
12862 PR middle-end/48600
12863 * predict.c (predict_paths_for_bb): Prevent looping.
12864 (predict_paths_leading_to_edge, predict_paths_leading_to): Update.
12866 2012-02-10 Roman Zhuykov <zhroma@ispras.ru>
12868 * config/arm/arm.c (output_move_double): In one case properly
12869 count number of instructions that will be emitted.
12871 2012-02-10 Richard Guenther <rguenther@suse.de>
12873 PR translation/52193
12874 * cgraphunit.c (cgraph_mark_functions_to_output): Fix typo.
12876 2012-02-09 Peter Bergner <bergner@vnet.ibm.com>
12878 PR middle-end/52140
12879 * dojump.c (do_compare_rtx_and_jump): Use SCALAR_FLOAT_MODE_P.
12881 2012-02-09 Jakub Jelinek <jakub@redhat.com>
12884 * var-tracking.c (emit_note_insn_var_location): If
12885 EMIT_NOTE_BEFORE_INSN and insn is NOTE_INSN_CALL_ARG_LOCATION,
12886 emit it before next non-NOTE_INSN_CALL_ARG_LOCATION
12887 non-NOTE_DURING_CALL_P insn.
12889 2012-02-09 Bin Cheng <bin.cheng@arm.com>
12891 PR middle-end/51867
12892 * builtins.c (expand_builtin): Don't check DECL_ASSEMBLER_NAME_SET_P.
12894 2012-02-08 Magnus Granberg <zorry@gentoo.org>
12897 * gcc.c (switch_matches) Support switches with separated form,
12900 2012-02-08 Georg-Johann Lay <avr@gjlay.de>
12902 * config/avr/avr.md (SREG_ADDR): Remove constant definition.
12904 (RAMPZ_ADDR): Ditto.
12905 * config/avr/avr.c (avr_addr_t): New typedef.
12906 (avr_addr): New struct to hold RAM address of SPL, SPH, RAMPZ, SREG.
12907 (avr_init_expanders): Initialize it.
12908 (expand_prologue): Use avr_addr instead of RAMPZ_ADDR, SP_ADDR,
12910 (expand_epilogue): Ditto.
12911 (avr_print_operand): Ditto.
12912 (avr_file_start): Ditto.
12913 (avr_emit_movmemhi): Ditto.
12915 2012-02-08 Richard Guenther <rguenther@suse.de>
12917 PR tree-optimization/46886
12918 * tree-flow.h (do_while_loop_p): Declare.
12919 * tree-ssa-loop-ch.c (do_while_loop_p): Export.
12920 * tree-parloops.c (parallelize_loops): Only parallelize do-while loops.
12922 2012-02-08 Andrew MacLeod <amacleod@redhat.com>
12924 * optabs.c (expand_atomic_load): Do not assume compare_and_swap will
12925 always succeed for integers larger than a native word.
12927 2012-02-08 Richard Guenther <rguenther@suse.de>
12929 PR rtl-optimization/52170
12930 * simplify-rtx.c (simplify_plus_minus): Use CONSTM1_RTX to
12931 properly handle integer vector modes.
12933 2012-02-08 Jakub Jelinek <jakub@redhat.com>
12935 PR gcov-profile/52150
12936 * coverage.c: Include target.h.
12937 (build_var): Call targetm.strip_name_encoding on the assembler name.
12938 Change one _ into . or $ if the target allows it.
12939 * Makefile.in (coverage.o): Depend on $(TARGET_H).
12941 PR rtl-optimization/52139
12942 * cfgrtl.c (cfg_layout_merge_blocks): If BB_END
12943 is a BARRIER after emit_insn_after_noloc, move BB_END
12944 to the last non-BARRIER insn before it.
12946 2012-02-07 Richard Sandiford <rdsandiford@googlemail.com>
12948 PR middle-end/24306
12949 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): New function.
12950 (mips_gimplify_va_arg_expr): Call it instead of
12951 std_gimplify_va_arg_expr.
12953 2012-02-07 Michael Meissner <meissner@linux.vnet.ibm.com>
12955 * config/rs6000/rs6000.c (rs6000_trampoline_init): Fix error
12956 message for -mno-pointers-to-nested-function.
12958 2012-02-07 Eric Botcazou <ebotcazou@adacore.com>
12960 PR middle-end/51994
12961 * expr.c (get_inner_reference): If there is an offset, add a negative
12962 bit position to it (if any).
12964 2012-02-07 Jakub Jelinek <jakub@redhat.com>
12966 PR rtl-optimization/52060
12967 * combine.c (try_combine): Add i0src_copy and i0src_copy2 variables,
12968 copy i1src to i1src_copy whenever added_sets_2 && i1_feeds_i2_n already
12969 before i1dest -> i1src substitution in newpat, copy i0src to i0src_copy
12970 and/or i0src_copy2 when needed.
12972 2012-02-07 Jakub Jelinek <jakub@redhat.com>
12974 * gcc.c (main): Don't look for lto-wrapper or lto-wrapper
12975 or LTOPLUGINSONAME if have_c.
12977 * config/freebsd-spec.h: Add comment about what macros can be defined
12979 (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): Don't define here.
12980 * config/freebsd.h (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): But
12983 2012-02-07 Richard Guenther <rguenther@suse.de>
12985 * gimple-pretty-print.c (dump_gimple_phi): Avoid excessive
12986 newline in -alias dumps.
12988 2012-02-07 Kai Tietz <ktietz@redhat.com>
12989 Dave Korn <dave.korn.cygwin@gmail.com>
12992 * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition):
12993 Take care that typinfo gets dllexport-attribute.
12995 2012-02-07 Jakub Jelinek <jakub@redhat.com>
12997 PR middle-end/52074
12998 * expr.c (expand_expr_addr_expr_1): For CONSTANT_CLASS_P or CONST_DECL
12999 if modifier < EXPAND_SUM call force_operand on the result.
13001 2012-02-07 Joern Rennecke <joern.rennecke@embecosm.com>
13003 * config/epiphany/epiphany.h (ASM_DECLARE_FUNCTION_SIZE): Redefine,
13004 adding __forwarder_dst__ prefix if a forwarder_section attribute is
13006 (epiphany_function_type): Replace types for specific interrupts with
13007 EPIPHANY_FUNCTION_INTERRUPT.
13008 (EPIPHANY_INTERRUPT_P): Update.
13009 * config/epiphany/epiphany.c (epiphany_handle_forwarder_attribute):
13010 New static function.
13011 (epiphany_attribute_table) <interrupt>: min_len is 0, max_len is 9.
13012 <disinterrupt>: Affects type identity.
13013 (epiphany_handle_interrupt_attribute): Handle variable number of
13015 (epiphany_compute_function_type): Update for new
13016 epiphany_function_type definition.
13017 (epiphany_expand_prologue): Don't save (reg:DI GPR_0) for interrupt
13018 handlers with a longcall forwarder.
13019 (epiphany_start_function): Handle multiple interrupt arguments and/or
13020 forwarder_section attribute.
13022 * config/epiphany/epiphany.h (LIB_SPEC): Link libc again after
13025 2012-02-07 Alan Modra <amodra@gmail.com>
13028 * config/rs6000/rs6000.c (rs6000_emit_move): Don't create DImode
13031 2012-02-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
13033 PR tree-optimization/50969
13034 * tree-vect-stmts.c (vect_model_store_cost): Correct statement cost to
13035 use vec_perm rather than vector_stmt.
13036 (vect_model_load_cost): Likewise.
13037 * config/i386/i386.c (ix86_builtin_vectorization_cost): Change cost of
13038 vec_perm to be the same as other vector statements.
13039 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Revise
13040 cost of vec_perm for TARGET_VSX.
13042 2012-02-06 Richard Guenther <rguenther@suse.de>
13044 PR tree-optimization/52115
13045 * tree-sra.c (access_has_replacements_p): New function.
13046 (sra_modify_assign): Use it to decide whether a use is uninitialized.
13048 2012-02-06 Patrick Marlier <patrick.marlier@gmail.com>
13050 PR middle-end/52047
13051 * trans-mem.c (expand_call_tm): Add an assertion.
13052 * calls.c (flags_from_decl_or_type): Add ECF_TM_PURE to 'no vops'
13055 2012-02-06 Richard Guenther <rguenther@suse.de>
13057 PR tree-optimization/50955
13058 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Artificially
13059 raise cost of expressions that replace an address with an
13060 expression based on a different pointer.
13062 2012-02-06 Jakub Jelinek <jakub@redhat.com>
13065 * calls.c (mem_overlaps_already_clobbered_arg_p): If val is
13066 CONST_INT_P, subtract resp. add crtl->args.pretend_args_size to it.
13068 2012-02-06 Jonathan Wakely <jwakely.gcc@gmail.com>
13071 * doc/invoke.texi (C++ Dialect Options): Use @option markup for
13072 -Weffc++ and specify guidelines come from second edition.
13074 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
13076 * config/mips/mips.md (sibcall_internal, sibcall_value_internal)
13077 (sibcall_value_multiple_internal, call_split, call_internal_direct)
13078 (call_direct_split, call_value_split, call_value_internal_direct)
13079 (call_value_direct_split, call_value_multiple_split): Use jal and
13080 jal_macro attributes.
13082 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
13084 * reload1.c (reload_regs_reach_end_p): Replace with...
13085 (reload_reg_rtx_reaches_end_p): ...this function.
13086 (new_spill_reg_store): Update commentary.
13087 (emit_input_reload_insns): Don't clear new_spill_reg_store here.
13088 (emit_output_reload_insns): Check reload_reg_rtx_reaches_end_p
13089 before setting new_spill_reg_store.
13090 (emit_reload_insns): Use a separate loop to clear new_spill_reg_store.
13091 Use reload_reg_rtx_reaches_end_p instead of reload_regs_reach_end_p.
13092 Also use reload_reg_rtx_reaches_end_p when reading new_spill_reg_store
13093 for non-spill reload registers.
13095 2012-02-05 Ira Rosen <irar@il.ibm.com>
13097 PR tree-optimization/52091
13098 * tree-vectorizer.h (vect_is_simple_use): Add an argument.
13099 (vect_is_simple_use_1): Likewise.
13100 * tree-vect-loop.c (vectorizable_reduction): Update calls
13101 to vect_is_simple_use_1 and vect_is_simple_use.
13102 (vectorizable_live_operation): Likewise.
13103 * tree-vect-patterns.c (widened_name_p,
13104 vect_recog_vector_vector_shift_pattern, check_bool_pattern): Likewise.
13105 * tree-vect-stmts.c (process_use, vect_get_vec_def_for_operand,
13106 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
13107 vectorizable_shift,vectorizable_operation, vectorizable_store,
13108 vectorizable_load): Likewise.
13109 (vect_is_simple_cond): Add an argument, pass it to
13110 vect_is_simple_use_1.
13111 (vectorizable_condition): Update calls to vect_is_simple_cond,
13112 vect_is_simple_use.
13113 (vect_is_simple_use): Add an argument, the statement in which
13114 OPERAND is used. Check that if OPERAND's def stmt is a double
13115 reduction phi node, the use is a phi node too.
13116 (vect_is_simple_use_1): Add an argument, pass it to
13117 vect_is_simple_use.
13118 * tree-vect-slp.c (vect_get_and_check_slp_defs): Update a call
13119 to vect_is_simple_use.
13121 2012-02-04 Jakub Jelinek <jakub@redhat.com>
13123 PR rtl-optimization/52095
13124 * modulo-sched.c (dump_insn_locator): New function.
13125 (loop_canon_p, sms_schedule): Use it.
13127 PR rtl-optimization/52113
13128 * lower-subreg.c (decompose_multiword_subregs): Call recog_memoized
13129 even for decomposable shift/zext insns.
13131 2012-02-03 Jakub Jelinek <jakub@redhat.com>
13132 Zdenek Dvorak <ook@ucw.cz>
13134 PR rtl-optimization/52092
13135 * loop-unswitch.c (unswitch_single_loop): Call copy_rtx_if_shared
13136 on get_iv_value result.
13138 2012-02-02 Andrew Pinski <apinski@cavium.com>
13140 PR middle-end/47982
13141 PR middle-end/43967
13142 * doc/libgcc.texi (__udivmoddi4/__udivmodti4): Fix documentation typo.
13144 2012-02-02 Jakub Jelinek <jakub@redhat.com>
13146 PR middle-end/48071
13147 * diagnostic.c (diagnostic_finish): Remove trailing newlines.
13149 2012-02-02 Vladimir Makarov <vmakarov@redhat.com>
13151 PR rtl-optimization/49800
13152 * haifa-sched.c (sched_init): Call regstat_init_n_sets_and_refs.
13153 (sched_finish): Call regstat_free_n_sets_and_refs.
13155 2012-02-02 Jia Liu <proljc@gmail.com>
13157 * config/mips/mips-dspr2.md (mips_prepend): Mask operand 3 rather
13160 2012-02-02 Jan Hubicka <jh@suse.cz>
13161 Tom de Vries <tom@codesourcery.com>
13163 PR middle-end/51998
13164 * cgraphunit.c (cgraph_analyze_function): Break cyclic aliases.
13165 * varpool.c (varpool_analyze_pending_decls): Likewise.
13167 2012-02-02 Sumanth G <sumanth.gundapaneni@kpitcummins.com>
13168 Jayant R Sonar <jayant.sonar@kpitcummins.com>
13170 * config.gcc: Add cr16-* support.
13172 * doc/extend.texi: Document cr16 extensions.
13173 * doc/install.texi: Document cr16 install.
13174 * doc/invoke.texi: Document cr16 options.
13175 * doc/md.texi: Document cr16 constraints.
13177 * common/config/cr16/cr16-common.c: New file.
13178 * config/cr16/cr16.c: New file.
13179 * config/cr16/cr16.h: New file.
13180 * config/cr16/cr16.md: New file.
13181 * config/cr16/cr16.opt: New file.
13182 * config/cr16/cr16-protos.h: New file.
13183 * config/cr16/predicates.md: New file.
13184 * config/cr16/constraints.md: New file.
13185 * config/cr16/t-cr16: New file.
13187 2012-02-02 Jakub Jelinek <jakub@redhat.com>
13190 * config/i386/i386.md (*addqi_2 peephole with SImode addition): Check
13191 that operands[2] is either immediate, or q_regs_operand.
13193 PR tree-optimization/52073
13194 * tree-vect-stmts.c (vect_mark_relevant): When checking uses of
13195 a pattern stmt for pattern uses, ignore uses outside of the loop.
13197 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
13199 * config/avr/avr.c: Resolve all AS1 and AS2 macros.
13200 * config/avr/avr.h (AS1, AS2, AS2C, AS3): Remove.
13201 (OUT_AS1, OUT_AS2): Remove.
13203 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
13205 PR rtl-optimization/51374
13206 * combine.c (can_combine_p): Don't allow volatile_refs_p insns
13207 to cross other volatile_refs_p insns.
13209 2012-02-01 Richard Guenther <rguenther@suse.de>
13211 * doc/invoke.texi (fno-inline): Clarify documentation.
13212 (finline-small-functions): Likewise.
13213 (finline-functions): Likewise.
13214 * common.opt (finline): Adjust comment and documentation.
13215 (finline-small-functions): Clarify documentation.
13216 (finline-functions): Likewise.
13217 (finline-functions-called-once): Likewise.
13219 2012-02-01 Tristan Gingold <gingold@adacore.com>
13221 * c-typeck.c (composite_type): Keep mode for pointers.
13223 2012-01-31 Richard Sandiford <rdsandiford@googlemail.com>
13225 * function.h (regno_reg_rtx): Adjust comment.
13226 * reginfo.c (init_reg_modes_target): Only use the previous mode
13227 if it fits within one register. Remove MIPS comment.
13229 2012-01-31 Jakub Jelinek <jakub@redhat.com>
13232 * combine.c (do_SUBST_LINK, SUBST_LINK): Guard with #ifndef HAVE_cc0.
13234 2012-01-31 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
13236 * config/s390/s390.md ("*ashr<mode>3_and"): Add missing z196 flag
13237 to srak instruction.
13239 2012-01-31 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
13241 * config/arm/thumb2.md (thumb2_mov_notscc): Use MVN for true condition.
13243 2012-01-31 Jakub Jelinek <jakub@redhat.com>
13248 * ipa-prop.c (detect_type_change_1): Call ao_ref_init.
13250 2012-01-31 Richard Guenther <rguenther@suse.de>
13252 PR tree-optimization/51528
13253 * tree-sra.c (sra_modify_assign): Avoid copy-in/out for aggregate
13256 2012-01-31 Jakub Jelinek <jakub@redhat.com>
13261 * ree.c (add_removable_extension): Change def_map argument
13262 to unsigned *, store in def_map 1 + offset into *insn_list vector
13263 instead of pointers into the vector.
13264 (find_removable_extensions): Adjust caller.
13266 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
13268 * config/avr/avr.md: Resolve all AS1 and AS2 macros.
13269 Transform all "* quoted-c-code" to { c-code }.
13270 Remove redundant test for "optimize" in combine patterns.
13271 Move (include "avr-dimode.md") to end of file.
13273 2012-01-30 Bin Cheng <bin.cheng@arm.com>
13276 * config/arm/arm.c (arm_libcall_uses_aapcs_base): Use correct ABI
13277 for __aeabi_d2iz/__aeabi_d2uiz with hard-float.
13279 2012-01-30 Richard Guenther <rguenther@suse.de>
13281 PR tree-optimization/52028
13282 * tree-loop-distribution.c (ldist_gen): Properly update
13285 2012-01-30 Jakub Jelinek <jakub@redhat.com>
13288 * dwarf2out.c (dwarf2out_switch_text_section): Don't call
13289 set_cur_line_info_table if not emitting debug info.
13291 PR tree-optimization/52046
13292 * tree-vect-patterns.c (check_bool_pattern): Give up if
13293 a comparison could throw.
13296 * tree-ssa-tail-merge.c (local_def): Ignore debug uses.
13298 2012-01-30 Richard Guenther <rguenther@suse.de>
13300 PR tree-optimization/52045
13301 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Update
13302 SSA form if cfgcleanup did anything.
13304 2012-01-30 Richard Guenther <rguenther@suse.de>
13306 PR tree-optimization/52045
13307 * ipa-inline-transform.c (inline_transform): Call execute_fixup_cfg
13308 before computing final todo.
13310 2012-01-30 Richard Guenther <rguenther@suse.de>
13312 PR tree-optimization/51528
13313 * tree-sra.c (sra_modify_assign): Re-factor in preparation
13316 2012-01-30 Paolo Bonzini <bonzini@gnu.org>
13318 * df-problems.c (df_kill_notes): Check that the use refers
13319 to the note under examination.
13321 2012-01-30 Eric Botcazou <ebotcazou@adacore.com>
13324 * config/sparc/sparc.c (vector_init_fpmerge): Remove INNER_MODE
13325 parameter and use short-lived pseudos.
13326 (vector_init_faligndata): Remove INNER_MODE parameter and use loop.
13327 (sparc_expand_vector_init): Const-ify local variables and adjust
13328 calls to above functions.
13330 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
13332 * config/avr/avr.c (out_movqi_mr_r): Fix length computation.
13334 2012-01-29 Sandra Loosemore <sandra@codesourcery.com>
13336 * doc/invoke.texi: Make usage of "compile time" and
13337 "run time"/"runtime" consistent throughout the file.
13339 2012-01-29 Uros Bizjak <ubizjak@gmail.com>
13341 * config/alpha/alpha.c (alpha_option_override): Default to
13342 full IEEE compliance mode for Go language.
13344 2012-01-29 Tijl Coosemans <tijl@coosemans.org>
13346 * config/freebsd-spec.h [TARGET_LIBC_PROVIDES_SSP]
13347 (LINK_SSP_SPEC): Define.
13349 2012-01-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13352 * config/pa/pa.c (pa_return_addr_rtx): Add support for PA2.0 export
13355 2012-01-28 Sandra Loosemore <sandra@codesourcery.com>
13357 * doc/invoke.texi: Correct hyphenation of "floating point",
13358 "double precision", and related terminology throughout the file.
13360 2012-01-28 Jakub Jelinek <jakub@redhat.com>
13363 * config/arm/arm.md (pic_add_dot_plus_eight peephole2): Use
13364 arm_general_register_operand predicate for operand 2 instead of
13367 2012-01-27 Ian Lance Taylor <iant@google.com>
13370 * builtins.def (BUILT_IN_INIT_HEAP_TRAMPOLINE): Define.
13371 * builtins.c (expand_builtin_init_trampoline): Add onstack
13372 parameter. Change caller.
13373 (expand_builtin): Handle BUILT_IN_INIT_HEAP_TRAMPOLINE.
13374 * tree.c (build_common_builtin_nodes): Declare
13375 __builtin_init_heap_trampoline.
13377 2012-01-27 Georg-Johann Lay <avr@gjlay.de>
13379 * config/avr/avr-protos.h (lpm_reg_rtx, lpm_addr_reg_rtx,
13380 tmp_reg_rtx, zero_reg_rtx, all_regs_rtx, rampz_rtx): Make global.
13381 * config/avr/avr.c: Ditto.
13382 (avr_regnames): Remove because unused.
13383 * config/avr/avr.md (*cpse.ne): New peephole.
13384 (*cpse.eq): New peephole from former cpse peepholes.
13386 2012-01-27 Michael Eager <eager@eagercon.com>
13388 * config/microblaze.c (microblaze_emit_compare): Correct
13389 test after pcmp instruction.
13391 2012-01-27 Richard Guenther <rguenther@suse.de>
13393 PR tree-optimization/52020
13394 * tree-sra.c (sra_modify_assign): Do not transform clobbers.
13396 2012-01-27 Richard Guenther <rguenther@suse.de>
13398 * ipa-pure-const.c (check_stmt): Clobbers do not make a
13399 function non-const/pure.
13401 2012-01-27 Richard Guenther <rguenther@suse.de>
13403 PR tree-optimization/50444
13404 * tree-sra.c (build_ref_for_offset): Properly adjust the
13405 MEM_REF type for unaligned accesses.
13407 2012-01-27 Richard Guenther <rguenther@suse.de>
13409 PR tree-optimization/50444
13410 * expr.c (mem_ref_refers_to_non_mem_p): New function.
13411 (expand_assignment): Use it. Properly handle misaligned
13412 bases when expanding stores to component references.
13413 (expand_expr_real_1): Use mem_ref_refers_to_non_mem_p and
13414 refactor that case.
13416 2012-01-27 Andrey Belevantsev <abel@ispras.ru>
13418 PR middle-end/51389
13419 * Makefile.in (tree-data-ref.o): Depend on $(PARAMS_H).
13420 * tree-data-ref.h (find_data_references_in_loop): Remove declaration.
13421 * tree-data-ref.c (find_data_references_in_loop): Make static.
13422 (compute_all_dependences): Change return type to bool. Bail out
13423 for too many datarefs in a loop. Move the hunk resetting the data
13424 dependences vector from ...
13425 (compute_data_dependences_for_loop): ... here. Account for
13426 compute_all_dependences returning false.
13427 (compute_data_dependences_for_bb): Likewise.
13428 * params.def (PARAM_LOOP_MAX_DATAREFS_FOR_DATADEPS): New param.
13429 * doc/invoke.texi (loop-max-datarefs-for-datadeps): Document it.
13431 2012-01-27 Richard Guenther <rguenther@suse.de>
13433 PR middle-end/51959
13434 * expr.c (store_field): Use the alias-set of the scratch memory
13437 2012-01-27 Tom de Vries <tom@codesourcery.com>
13439 PR tree-optimization/51990
13440 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
13442 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Same.
13444 2012-01-27 Jakub Jelinek <jakub@redhat.com>
13447 * var-tracking.c (reverse_op): Don't add any reverse operation
13448 if V already has any constant locations.
13450 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
13452 * doc/invoke.texi: Correct usage of "command line" (noun)
13453 vs "command-line" (adjective) throughout.
13455 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
13457 * doc/invoke.texi (Language Independent Options): Move
13458 -Wcoverage-mismatch blurb from here....
13459 (Warning Options): ...to here.
13461 2012-01-27 Peter Bergner <bergner@vnet.ibm.com>
13463 * config/rs6000/rs6000.c (rs6000_option_override_internal):
13464 Set rs6000_always_hint to false for 476.
13466 2012-01-27 Matthias Klose <doko@ubuntu.com>
13468 * gcc.c (add_sysrooted_prefix): Remove trailing dir separator from
13470 * incpath.c (add_standard_paths): Likewise.
13472 2012-01-27 Richard Henderson <rth@redhat.com>
13474 * config/m68k/m68k.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
13475 * config/m68k/sync.md (atomic_test_and_set): Rename from
13476 sync_test_and_setqi and adjust the operands.
13477 (atomic_test_and_set_1): Rename from sync_test_and_setqi_1
13478 and unconditionally enable.
13480 2012-01-27 Richard Henderson <rth@redhat.com>
13482 * config/sparc/sparc.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
13483 * config/sparc/sync.md (atomic_test_and_set): Only handle QImode.
13484 (ldstub): Rename from ldstubqi.
13485 (ldstub<I24MODE>): Remove.
13487 2012-01-27 Richard Henderson <rth@redhat.com>
13489 * target.def (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
13490 * c-cppbuiltin.c (cpp_atomic_builtins): Define
13491 __GCC_ATOMIC_TEST_AND_SET_TRUEVAL.
13492 * doc/tm.texi.in (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): Add doc hook.
13493 * doc/tm.texi: Rebuild.
13495 2012-01-27 Richard Henderson <rth@redhat.com>
13497 * optabs.c (gen_atomic_test_and_set): Remove default.
13498 (maybe_emit_atomic_test_and_set): Use maybe_expand_insn.
13500 2012-01-26 Jakub Jelinek <jakub@redhat.com>
13502 PR rtl-optimization/51978
13503 * ree.c (make_defs_and_copies_lists): Change set_pat type to const_rtx.
13504 (combine_reaching_defs): Likewise.
13505 (struct re_info): Remove.
13506 (add_removable_extension): Remove x and data arguments,
13507 add insn, insn_list and def_map. Use the arguments directly
13508 instead of using struct re_info.
13509 (find_removable_extensions): Don't call add_removable_extension
13510 through note_stores, instead just call it with single_set
13511 result if non-NULL.
13512 (find_and_remove_re): Pass curr_cand->expr instead of
13513 PATTERN (curr_cand->insn) as set_pat argument to combine_reaching_defs.
13515 2012-01-26 Michael Matz <matz@suse.de>
13517 PR tree-optimization/46590
13518 * cfgexpand.c: Revert last change (r183305).
13519 * gimplify.c (gimplify_bind_expr): Add clobbers for all non-gimple
13521 * tree-eh.c (cleanup_empty_eh): Try to optimize clobbers before
13522 checking for emptiness.
13524 2012-01-26 Jakub Jelinek <jakub@redhat.com>
13526 PR middle-end/51895
13527 * expr.c (expand_expr_real_1): Handle BLKmode MEM_REF of
13528 non-addressable non-BLKmode base correctly.
13530 2012-01-26 Michael Matz <matz@suse.de>
13532 PR tree-optimization/48794
13533 * tree-eh.c (remove_unreachable_handlers_no_lp): Don't remove
13534 regions referenced from RESX/EH_DISPATCH.
13536 2012-01-26 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
13538 * config/s390/s390.h: Make BRANCH_COST an option.
13539 * config/s390/s390.opt: New option -mbranch-cost.
13541 2012-01-26 Richard Henderson <rth@redhat.com>
13543 Revert 2012-01-24 change:
13544 * trans-mem.c (requires_barrier): Do not instrument thread local
13545 variables and emit save/restore for them.
13547 2012-01-25 Jakub Jelinek <jakub@redhat.com>
13549 PR middle-end/51986
13550 * sched-deps.c (sched_get_condition_with_rev_uncached): Don't test
13553 2012-01-25 Richard Sandiford <rdsandiford@googlemail.com>
13555 * config/mips/mips.c (mips_small_data_pattern_1): Don't process
13558 2012-01-25 Georg-Johann Lay <avr@gjlay.de>
13561 Rename __pgm to __flash.
13562 Rename __pgm1 to __flash1.
13563 Rename __pgm2 to __flash2.
13564 Rename __pgm3 to __flash3.
13565 Rename __pgm4 to __flash4.
13566 Rename __pgm5 to __flash5.
13567 Rename __pgmx to __memx.
13568 * doc/extend.texi (AVR Named Address Spaces)
13569 Rename address space names as indicated above.
13570 * config/avr/avr.c (avr_addrspace): Ditto.
13572 * config/avr/avr-protos.h
13573 (avr_mem_pgmx_p): Rename to avr_mem_memx_p.
13574 (avr_mem_pgm_p): Rename to avr_mem_flash_p.
13575 * config/avr/predicates.md: Ditto.
13576 * config/avr/avr.c Ditto, and
13577 (avr_decl_pgmx_p): Rename to avr_decl_memx_p.
13578 (avr_decl_pgm_p): Rename to avr_decl_flash_p.
13580 * config/avr/avr.h (ADDR_SPACE_PGM): Rename to ADDR_SPACE_FLASH.
13581 (ADDR_SPACE_PGM1): Rename to ADDR_SPACE_FLASH1.
13582 (ADDR_SPACE_PGM2): Rename to ADDR_SPACE_FLASH2.
13583 (ADDR_SPACE_PGM3): Rename to ADDR_SPACE_FLASH3.
13584 (ADDR_SPACE_PGM4): Rename to ADDR_SPACE_FLASH4.
13585 (ADDR_SPACE_PGM5): Rename to ADDR_SPACE_FLASH5.
13586 (ADDR_SPACE_PGMX): Rename to ADDR_SPACE_MEMX.
13587 * config/avr/avr.c: Ditto.
13588 * config/avr/avr.md: Ditto.
13590 2012-01-25 Jason Merrill <jason@redhat.com>
13593 * tree.c (find_decls_types_in_node): Walk gimple_call_fntype.
13595 2012-01-25 Jakub Jelinek <jakub@redhat.com>
13597 PR tree-optimization/51987
13598 * tree-data-ref.c (get_references_in_stmt): Handle references in
13599 non-volatile GIMPLE_ASM.
13601 2012-01-25 Richard Guenther <rguenther@suse.de>
13603 * tree-ssa-sccvn.c (vn_reference_eq): Also compare if both
13604 bases are dereferenced.
13606 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
13608 PR rtl-optimization/48374
13609 * sel-sched-ir.h (get_all_loop_exits): Check for zero successors.
13611 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
13613 * tree-predcom.c (tree_predictive_commoning_loop): Bail out when
13614 compute_data_dependences_for_loop returns false.
13615 * tree-parloops.c (loop_parallel_p): Likewise.
13617 2012-01-25 Richard Guenther <rguenther@suse.de>
13619 * tree.h (get_pointer_alignment_1): Declare.
13620 * builtins.c (get_pointer_alignment_1): New function.
13621 (get_pointer_alignment): Use it.
13623 2012-01-25 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
13625 PR rtl-optimization/48308
13626 * combine.c (enum undo_kind): Add UNDO_LINKS.
13627 (struct undo): Add member l to other_contents and where.
13628 (do_SUBST_LINK): New.
13630 (try_combine): Handle LOG_LINKS for the dummy i1 case.
13631 (undo_all): Handle UNDO_LINKS.
13633 2012-01-25 Richard Henderson <rth@redhat.com>
13635 * optabs.c (maybe_emit_atomic_test_and_set): Allow non-QImode
13638 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
13640 * optabs.c (gen_atomic_test_and_set): Use each argument.
13642 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
13644 * config/mips/mips-ps-3d.md (mips_addr_ps, reduc_splus_v2sf)
13645 (mips_cvt_pw_ps, mips_cvt_ps_pw, mips_mulr_ps, mips_cabs_cond_<fmt>)
13646 (mips_cabs_cond_4s, mips_cabs_cond_ps, bc1any4t, bc1any4f, bc1any2t)
13647 (bc1any2f, mips_rsqrt1_<fmt>, mips_rsqrt2_<fmt>, mips_recip1_<fmt>)
13648 (mips_recip2_<fmt>): Require TARGET_MIPS3D rather than
13649 TARGET_PAIRED_SINGLE_FLOAT.
13651 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
13653 * doc/rtl.texi (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
13654 (in_struct, return_val): Remove MEM documentation.
13655 * rtl.h (rtx_def): Remove MEM meanings from in_struct and return_val.
13656 (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
13657 (MEM_COPY_ATTRIBUTES): Remove references to MEM_IN_STRUCT_P
13659 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
13660 * cfgexpand.c (add_alias_set_conflicts): Likewise.
13661 * expr.c (store_field): Likewise.
13662 * function.c (assign_stack_temp_for_type): Likewise.
13663 * ifcvt.c (noce_try_cmove_arith): Likewise.
13664 * reload1.c (reload): Likewise.
13665 * config/alpha/alpha.c (alpha_set_memflags_1): Likewise.
13666 (alpha_set_memflags): Likewise.
13667 * config/m32c/m32c.c (m32c_immd_dbl_mov): Nullify.
13669 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
13671 * rtl.h (true_dependence, canon_true_dependence): Remove varies
13673 * alias.c (fixed_scalar_and_varying_struct_p): Delete.
13674 (true_dependence_1, write_dependence_p, may_alias_p): Don't call it.
13675 (true_dependence_1, true_dependence, canon_true_dependence): Remove
13677 * cselib.c (cselib_rtx_varies_p): Delete.
13678 (cselib_invalidate_mem): Update call to canon_true_dependence.
13679 * dse.c (record_store, check_mem_read_rtx): Likewise.
13680 (scan_reads_nospill): Likewise.
13681 * cse.c (check_dependence): Likewise.
13682 (cse_rtx_varies_p): Delete.
13683 * expr.c (safe_from_p): Update call to true_dependence.
13684 * ira.c (validate_equiv_mem_from_store): Likewise.
13685 (memref_referenced_p): Likewise.
13686 * postreload-gcse.c (find_mem_conflicts): Likewise.
13687 * sched-deps.c (sched_analyze_2): Likewise.
13688 * store-motion.c (load_kills_store): Likewise.
13689 * config/frv/frv.c (frv_registers_conflict_p_1): Likewise.
13690 * gcse.c (mems_conflict_for_gcse_p): Likewise.
13691 (compute_transp): Update call to canon_true_dependence.
13693 2012-01-25 Richard Henderson <rth@redhat.com>
13695 * optabs.c (CODE_FOR_atomic_test_and_set): Provide default.
13696 (maybe_emit_atomic_test_and_set): New.
13697 (expand_sync_lock_test_and_set): Use it.
13698 (expand_atomic_test_and_set): Likewise.
13699 * doc/extend.texi (__atomic_test_and_set): Adjust the docs to match
13700 the implementation; clarify implementation defined details.
13701 * doc/md.texi (atomic_test_and_set): Document.
13703 2012-01-25 Richard Henderson <rth@redhat.com>
13705 * config/sparc/predicates.md (zero_or_v7_operand): Use match_code.
13707 2012-01-25 Richard Henderson <rth@redhat.com>
13710 * config/arm/arm.c (neon_split_vcombine): Emit deleted note
13711 to effect no-op split.
13713 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
13716 * builtin-types.def: (BT_CONST_DOUBLE_PTR): New.
13717 (BT_FN_VOID_PTR_CONST_PTR_SIZE): New.
13718 (BT_FN_VOID_PTR_INT_SIZE): New.
13719 (BT_FN_UINT_UINT_VAR): Remove.
13720 (BT_FN_UINT32_UINT32_VAR): New.
13721 (BT_FN_DOUBLE_VPTR): Remove.
13722 (BT_FN_DOUBLE_CONST_DOUBLE_PTR): New.
13724 * gtm-builtins.def (_ITM_abortTransaction): Set return type to void.
13725 (_ITM_changeTransactionMode): Same.
13726 (_ITM_memmoveRtWt): Change return type to void.
13727 (_ITM_memcpyRtWt): Same.
13728 (_ITM_memsetW): Same.
13729 (_ITM_RaRD): Change types to double.
13734 * builtins.def (DEF_TM_BUILTIN): Set BOTH_P to true.
13736 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
13737 Patrick Marlier <patrick.marlier@gmail.com>
13739 * trans-mem.c (requires_barrier): Do not instrument thread local
13740 variables and emit save/restore for them.
13742 2012-01-24 Jason Merrill <jason@redhat.com>
13745 * cgraphunit.c (cgraph_decide_is_function_needed): Don't always
13746 output static aliases.
13748 2012-01-24 Jakub Jelinek <jakub@redhat.com>
13751 * common.opt (-pie, -shared, pie, shared): Change from Common to
13753 * gcc.c (display_help): Display help for -pie and -shared.
13755 2012-01-24 Georg-Johann Lay <avr@gjlay.de>
13758 * doc/extend.texi (AVR Named Address Spaces): Move sample code up.
13759 Remove note on size/offset limitation.
13760 (AVR Variable Attributes): Add example how to read data located
13761 with progmem. Refer to named address spaces.
13762 * doc/invoke.texi (AVR Options): Fix typo.
13764 2012-01-24 Richard Guenther <rguenther@suse.de>
13766 Forward-port to trunk
13767 2010-09-21 Jakub Jelinek <jakub@redhat.com>
13769 PR middle-end/45678
13770 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: If
13771 op0 isn't sufficiently aligned and there is movmisalignM
13772 insn for mode, use it to load op0 into a temporary register.
13774 2012-01-24 Jakub Jelinek <jakub@redhat.com>
13777 * target.def (const_not_ok_for_debug_p): New hook.
13778 * doc/tm.texi.in (TARGET_CONST_NOT_OK_FOR_DEBUG_P): New hook
13780 * doc/tm.texi: Regenerated.
13781 * dwarf2out.c (const_ok_for_output_1): If
13782 targetm.const_not_ok_for_debug_p returns true, fail.
13783 * config/rs6000/rs6000.c (rs6000_const_not_ok_for_debug_p): New
13785 (TARGET_CONST_NOT_OK_FOR_DEBUG_P): Redefine.
13787 2012-01-23 Kai Tietz <ktietz@redhat.com>
13790 * config/i386/predicates.md (symbolic_operand): Allow
13791 UNSPEC_PCREL as PIC expression for lea.
13792 * config/i386/winnt.c (i386_pe_binds_local_p): Reworked.
13793 * config/i386/i386.c (ix86_delegitimize_address): Handle
13794 UNSPEC_PCREL for none-MEM, too.
13796 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
13798 * trans-mem.c (ipa_tm_create_version): Set externally_visible.
13799 (ipa_tm_create_version_alias): Same.
13801 2012-01-23 Uros Bizjak <ubizjak@gmail.com>
13804 * builtin-types.def (BT_FN_UINT_UINT_VAR): New.
13805 * gtm-builtins.def (BUILT_IN_TM_START): Declare as BT_FN_UINT_UINT_VAR.
13807 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
13808 Patrick Marlier <patrick.marlier@gmail.com>
13809 Iain Sandoe <developer@sandoe-acoustics.co.uk>
13812 * lto-wrapper.c (run_gcc): Pass the LTO section name to
13813 simple_object_start_read.
13815 2012-01-23 Richard Guenther <rguenther@suse.de>
13818 PR tree-optimization/51895
13819 * tree-sra.c (decide_one_param_reduction): Avoid sub-optimal
13820 parameter decomposition into BLKmode components.
13822 2012-01-23 Eric Botcazou <ebotcazou@adacore.com>
13824 * tree-ssa-structalias.c (intra_create_variable_infos): Do not create
13825 fake variables for restrict-qualified pointers whose pointed-to type
13826 contains a placeholder.
13828 2012-01-23 Richard Guenther <rguenther@suse.de>
13830 PR tree-optimization/51949
13831 * ipa-split.c (execute_split_functions): Do not split malloc functions.
13833 2012-01-23 Jakub Jelinek <jakub@redhat.com>
13835 PR rtl-optimization/51933
13836 * ree.c (transform_ifelse): Return true right away if dstreg is
13837 already wider or equal to cand->mode.
13838 (enum ext_modified_kind, struct ext_modified, ext_state): New types.
13839 (make_defs_and_copies_lists): Remove defs_list and copies_list
13840 arguments, add state argument, just truncate state->work_list
13841 instead of always allocating and freeing the vector. Assert that
13842 get_defs succeeds instead of returning 2. Changed return type to bool.
13843 (merge_def_and_ext): Add state argument. If SET_DEST doesn't
13844 have ext_src_mode, see if it has been modified already with the
13845 right kind of extension and has been extended before from the
13846 ext_src_mode. If SET_DEST is already wider or equal to cand->mode,
13847 just return true. Remember the original mode in state->modified array.
13848 (combine_reaching_defs): Add state argument. Don't allocate and
13849 free here def_list, copied_list and vec vectors, instead just
13850 VEC_truncate the vectors in *state. Don't handle outcome == 2 here.
13851 (find_and_remove_re): Set DF_DEFER_INSN_RESCAN df flag.
13852 Add state variable, clear vectors in it, initialize state.modified
13853 if needed. Free all the vectors at the end and state.modified too.
13854 Don't skip a candidate if the extension expression has been modified.
13856 2012-01-22 Douglas B Rupp <rupp@gnat.com>
13859 * config.gcc: (i[34567]86-*-interix3*): Remove from obsolete
13860 configurations. Change triplet to i[34567]86-*-interix[3-9]*.
13861 (extra_options) interix.opt -> i386/interix.opt"
13862 (extra_objs):Add winnt-stubs.o
13863 * configure.ac: Add interix to target_os .comm on PE check.
13864 * configure: Regenerate.
13865 * config/interix3.h: Delete and move bits to..
13866 * config/interix.h: Delete and move bits to..
13867 * config/i386/i386-interix3.h: Delete and move bits to..
13868 * config/i386/i386-interix.h: ..here.
13869 (TARGET_CPU_DEFAULT): Remove redefinition.
13870 (TARGET_ASM_CONSTRUCTOR): Undefine.
13871 (SUBTARGET_SWITCHES): Define for ms-bitfields.
13872 (TARGET_OS_CPP_BUILTINS): Remove __OPENNT. Add __declspec.
13873 (PTRDIFF_TYPE): Define.
13874 (LONG_DOUBLE_TYPE_SIZE): Define.
13875 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Define.
13876 (SUBTARGET_OVERRIDE_OPTIONS): Remove.
13877 (TARGET_SECTION_TYPE_FLAGS): Define.
13878 (ASM_DECLARE_FUNCTION_NAME): Define.
13879 (ASM_OUTPUT_EXTERNAL): Define.
13880 (ASM_OUTPUT_EXTERNAL_LIBCALL): Define.
13881 (ASM_OUTPUT_ALIGNED_BSS): Define.
13882 (PCC_BITFIELD_TYPE_MATTERS): Define.
13883 (USE_CONST_SECTION): Define.
13884 (SUBTARGET_ENCODE_SECTION_INFO): Remove.
13885 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
13886 (SUPPORTS_ONE_ONLY): Remove.
13887 (I386_PE_STRIP_ENCODING): Define.
13888 * config/interix.opt: Delete and move bits to..
13889 * config/i386/interix.opt: ..here. New.
13890 (mpe-aligned-commons): Add.
13891 * config/i386/t-interix: Add copyright header.
13892 (winnt-stubs.o): Add rule.
13894 2012-01-22 Jason Merrill <jason@redhat.com>
13897 * varpool.c (varpool_analyze_pending_decls): Copy DECL_EXTERNAL
13898 for extra name aliases.
13900 2012-01-22 Eric Botcazou <ebotcazou@adacore.com>
13902 PR rtl-optimization/51924
13903 * ree.c (combine_set_extension): Improve debugging message.
13904 (combine_reaching_defs): Likewise.
13905 (get_defs): Rename confusingly named variable.
13906 (find_and_remove_re): Skip a candidate if the extension expression has
13909 2012-01-21 Robert Millan <rmh@gnu.org>
13910 Gerald Pfeifer <gerald@pfeifer.com>
13912 * config/kfreebsd-gnu.h (GNU_USER_DYNAMIC_LINKERX32): New macro.
13913 (GNU_USER_DYNAMIC_LINKER): Adjust indentation.
13915 2012-01-20 Jakub Jelinek <jakub@redhat.com>
13917 PR tree-optimization/51914
13918 * tree-vect-stmts.c (vectorizable_conversion): For
13919 cvt_type && modifier == WIDEN, put temporary with cvt_type
13920 at the beginning of vec_dsts and set vec_dest to temporary
13923 2012-01-20 Eric Botcazou <ebotcazou@adacore.com>
13925 * cfgrtl.c (rtl_dump_bb): Do not dump insns for {ENTRY|EXIT}_BLOCK.
13927 2012-01-20 Tijl Coosemans <tijl@coosemans.org>
13929 * config/i386/i386.c: Fix checks for !TARGET_MACHO.
13930 * config/rs6000/rs6000.c: Likewise.
13932 2012-01-20 Jakub Jelinek <jakub@redhat.com>
13935 * config/arm/arm.c (arm_count_output_move_double_insns): Call
13936 output_move_double on a copy of operands array.
13938 2012-01-20 Cary Coutant <ccoutant@google.com>
13939 Dodji Seketeli <dodji@redhat.com>
13942 * dwarf2out.c (copy_declaration_context): Return ref to parent
13943 of declaration DIE, if necessary.
13944 (remove_child_or_replace_with_skeleton): Add new parameter; update
13945 caller. Place skeleton DIE under parent DIE of original declaration.
13946 Move call to copy_declaration_context to here ...
13947 (break_out_comdat_types): ... from here.
13949 2012-01-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
13951 PR rtl-optimization/51856
13952 * reload.c (find_reloads_subreg_address): Set the address_reloaded
13955 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
13958 * config/arm/arm.c (arm_print_operand): Correct output of alignment
13959 hints for neon loads and stores.
13961 2012-01-20 Georg-Johann Lay <avr@gjlay.de>
13965 * doc/extend.texi (Named Address Spaces): Split into subsections.
13966 (AVR Named Address Spaces): New subsection.
13967 (M32C Named Address Spaces): New subsection.
13968 (RL78 Named Address Spaces): New subsection.
13969 (SPU Named Address Spaces): New subsection.
13970 (Variable Attributes): New anchor "AVR Variable Attributes".
13971 (AVR Variable Attributes): Rewrite and avoid wording
13972 "address space" in this context.
13973 * doc/invoke.texi (AVR Options): Rewrite and add documentation
13974 for -maccumulate-args, -mbranch-cost=, -mrelax, -mshort-calls.
13975 (AVR Built-in Macros): New subsubsection therein.
13976 * doc/md.texi (AVR constraints): Remove "C04", "R".
13978 2012-01-20 Richard Guenther <rguenther@suse.de>
13980 PR tree-optimization/51903
13981 * tree-ssa-pre.c (eliminate): Properly purging of EH edges
13982 when removing stmts.
13984 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
13987 * config/arm/arm.c (arm_load_pic_register): Use
13988 gen_pic_load_addr_unified. Delete calls to gen_pic_load_addr_32bit
13989 , gen_pic_add_dot_plus_eight and gen_pic_add_dot_plus_four.
13990 (arm_pic_static_addr): Likewise.
13991 (arm_rtx_costs_1): Adjust cost for UNSPEC_PIC_UNIFIED.
13992 (arm_note_pic_base): Handle UNSPEC_PIC_UNIFIED.
13993 * config/arm/arm.md (UNSPEC_PIC_UNIFIED): Define.
13994 (pic_load_addr_unified): New.
13996 2012-01-20 Andrey Belevantsev <abel@ispras.ru>
13999 * function.c (instantiate_virtual_regs_in_insn): Use
14000 delete_insn_and_edges when removing a wrong asm insn.
14002 2012-01-19 Vladimir Makarov <vmakarov@redhat.com>
14004 PR rtl-optimization/40761
14005 * ira-int.h (struct ira_loop_tree_node): Add comment for member loop.
14006 Add new member loop_num.
14007 (IRA_LOOP_NODE_BY_INDEX): Modify the check.
14008 (ira_build): Remove the parameter.
14010 * ira.c (ira_print_disposition): Use loop_num instead of loop->num.
14011 (ira.c): Do not build CFG loops for one region allocation. Remove
14012 argument from ira_build call.
14014 * ira-build.c (init_loop_tree_node): New function.
14015 (create_loop_tree_nodes): Use it. Separate the case when CFG
14016 loops are not built.
14017 (more_one_region_p): Check current_loops.
14018 (finish_loop_tree_nodes): Separate the case when CFG loops are not
14020 (add_loop_to_tree): Process loop equal to NULL too.
14021 (form_loop_tree): Separate the case when CFG loops are not built.
14022 Use explicitly number for the root.
14023 (rebuild_regno_allocno_maps, create_loop_tree_node_allocnos): Add
14025 (ira_print_expanded_allocno, loop_compare_func): Use loop_num
14026 instead of loop->num.
14027 (mark_loops_for_removal): Ditto. Use loop_num instead of loop->num.
14028 (mark_all_loops_for_removal): Ditto.
14029 (remove_unnecessary_regions): Separate the case when CFG loops
14031 (ira_build): Remove the parameter. Use explicit number of regions
14032 when CFG loops are not built.
14034 * ira-color.c (print_loop_title): Separate the case for the root node.
14035 Use loop_num instead of loop->num.
14036 (move_spill_restore): Use loop_num instead of loop->num.
14038 * ira-emit.c (setup_entered_from_non_parent_p): Add an assertion.
14039 (change_loop): Ditto.
14040 (change_loop): Use loop_num instead of loop->num.
14042 * ira-lives.c (process_bb_node_lives): Ditto.
14044 * ira-costs.c (print_allocno_costs, find_costs_and_classes): Ditto.
14046 * ira-conflicts.c (print_allocno_conflicts): Ditto.
14048 2012-01-19 Jakub Jelinek <jakub@redhat.com>
14050 PR libmudflap/40778
14051 * tree-mudflap.c (mf_artificial): New function.
14052 (execute_mudflap_function_ops, execute_mudflap_function_decls,
14053 mx_register_decls, mudflap_enqueue_decl): Use it.
14056 * config/arm/neon.md (*neon_vswp<mode>): Fix up operand
14057 numbers in the insn pattern.
14059 2012-01-19 Michael Matz <matz@suse.de>
14061 PR tree-optimization/46590
14062 * cfgexpand.c (add_scope_conflicts_1): New old_conflicts argument,
14063 use it in remembering which conflicts we already created.
14064 (add_scope_conflicts): Adjust call to above, (de)allocate helper
14067 2012-01-19 Aldy Hernandez <aldyh@redhat.com>
14070 * lto-wrapper.c (run_gcc): Pass -fgnu_tm on.
14071 (merge_and_complain): Same.
14073 2012-01-19 Jakub Jelinek <jakub@redhat.com>
14076 * config/initfini-array.h: Guard content of the header
14077 with #ifdef HAVE_INITFINI_ARRAY.
14078 * configure.ac: Move gcc_AC_INITFINI_ARRAY much later into the file.
14079 Add initfini-array.h to tm_file here.
14080 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): For non-ia64 do a linker test.
14081 * config.gcc: Don't add initfini-array.h to tm_file here.
14082 * configure: Regenerated.
14084 2012-01-19 Andrey Belevantsev <abel@ispras.ru>
14086 PR rtl-optimization/51505
14087 * df-problems.c (df_kill_notes): New parameter live. Update comment.
14088 Remove REG_EQUAL/REG_EQUIV notes referring to dead registers.
14089 (df_note_bb_compute): Update the call to df_kill_notes.
14091 2012-01-18 Aldy Hernandez <aldyh@redhat.com>
14093 * trans-mem.c (requires_barrier): Remove call to is_global_var.
14095 2012-01-18 Richard Guenther <rguenther@suse.de>
14097 * tree-ssa.c (useless_type_conversion_p): Remove special-casing
14098 of conversions to void *.
14100 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
14101 Richard Sandiford <rdsandiford@googlemail.com>
14103 PR middle-end/50325
14104 PR middle-end/51192
14105 * optabs.h (simplify_expand_binop): Declare.
14106 * optabs.c (simplify_expand_binop): Make global.
14107 * expmed.c (store_bit_field_1): Use simplify_expand_binop on big
14108 endian targets if the source cannot be exactly covered by word
14111 2012-01-17 Jakub Jelinek <jakub@redhat.com>
14114 * hard-reg-set.h (struct hard_reg_set_container): New type.
14115 * target.h (struct hard_reg_set_container): Forward declare.
14116 * target.def (set_up_by_prologue): New target hook.
14117 * doc/tm.texi.in (TARGET_SET_UP_BY_PROLOGUE): Document it.
14118 * doc/tm.texi: Regenerated.
14119 * function.c (thread_prologue_and_epilogue_insns): Change
14120 set_up_by_prologue HARD_REG_SET into struct hard_reg_set_container.
14121 Call targetm.set_up_by_prologue on it.
14122 * config/rs6000/rs6000.c (rs6000_set_up_by_prologue): New function.
14123 (TARGET_SET_UP_BY_PROLOGUE): Redefine to it.
14125 2012-01-17 Nick Clifton <nickc@redhat.com>
14127 * config/rx/rx.c (rx_can_use_simple_return): New function.
14128 * config/rx/rx-protos.h (rx_can_use_simple_return): Prototype.
14129 * config/rx/rx.md (return): Predicate on rx_can_use_simple_return.
14131 2012-01-17 Richard Guenther <rguenther@suse.de>
14133 PR middle-end/51782
14134 * expr.c (expand_assignment): Take address-space information
14135 from the address operand of MEM_REF and TARGET_MEM_REF.
14136 (expand_expr_real_1): Likewise.
14138 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
14140 * ira.c (do_reload): Make sure ira_dump_file is re-set if no
14141 reload dump is requested.
14143 2012-01-17 Aldy Hernandez <aldyh@redhat.com>
14146 * trans-mem.c (requires_barrier): Call may_be_aliased.
14148 2012-01-17 Jakub Jelinek <jakub@redhat.com>
14150 PR tree-optimization/51877
14151 * tree-ssa-tail-merge.c (gimple_equal_p): Don't return true whenever
14152 call arguments and fndecls compare equal, instead return false if they
14153 don't. Return true only if lhs1 and lhs2 are either both NULL, or
14154 both SSA_NAMEs that are valueized the same, or they satisfy
14157 2012-01-17 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
14159 * configure.ac (gcc_cv_target_dl_iterate_phdr): Only check on
14161 * configure: Regenerate.
14163 2012-01-16 Jan Hubicka <jh@suse.cz>
14167 * convert.c (convert_to_integer): Use fold_convert for
14168 converting an INTEGER_CST to integer type.
14170 2012-01-16 Jason Merrill <jason@redhat.com>
14173 * vec.c (vec_gc_o_reserve_1): Use ggc_round_alloc_size.
14175 2012-01-16 Jakub Jelinek <jakub@redhat.com>
14178 * config/s390/s390.c (s390_chunkify_start): Don't skip
14179 call insns followed by NOTE_INSN_CALL_ARG_LOCATION note. Skip
14180 NOTE_INSN_VAR_LOCATION and NOTE_INSN_CALL_ARG_LOCATION notes.
14181 If insn is followed by NOTE_INSN_VAR_LOCATION or
14182 NOTE_INSN_CALL_ARG_LOCATION notes, insert jump after all those notes.
14183 Don't use location of note insns.
14185 PR tree-optimization/51865
14186 * tree-inline.c (tree_function_versioning): Call remap_decl
14187 on DECL_RESULT whenever it has VOID_TYPE_P type.
14189 2012-01-15 Richard Sandiford <rdsandiford@googlemail.com>
14191 * config/mips/mips.c (mips16_build_call_stub): Don't use a stub
14192 for calls to locally-binding MIPS16 functions if only the return
14193 type uses float regs.
14195 2012-01-15 Chung-Lin Tang <cltang@codesourcery.com>
14196 Richard Sandiford <rdsandiford@googlemail.com>
14198 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): Delete.
14199 (SYMBOL_32_HIGH): Likewise.
14200 (mips_output_tls_reloc_directive): Declare.
14201 * config/mips/mips.h (PIC_FUNCTION_ADDR_REGNUM): Move to mips.md.
14202 (mips_use_pcrel_pool_p, mips_lo_relocs, mips_hi_relocs): Declare.
14203 * config/mips/mips.c (mips_use_pcrel_pool_p): New variable.
14204 (mips_lo_relocs, mips_hi_relocs): Make extern.
14205 (mips16_stub_function): Move up file.
14206 (mips_classify_symbol): Remove SYMBOL_FORCE_TO_MEM handling.
14207 (mips_symbolic_constant_p): Likewise. Remove SYMBOL_32_HIGH too.
14208 (mips_symbol_insns_1): Likewise. Check mips_use_pcrel_pool_p.
14209 (mips_cannot_force_const_mem): Use mips_use_pcrel_pool_p instead of
14210 SYMBOL_FORCE_TO_MEM. Only check mips_tls_symbol_ref_1 if it's false.
14211 (mips_get_tp): Add MIPS16 support.
14212 (mips_legitimize_tls_address): Remove MIPS16 sorry().
14213 Generalize DTPREL and TPREL handling.
14214 (mips_init_relocs): Initialize mips_use_pcrel_pool_p.
14215 Add MIPS16 TLS support.
14216 (mips_output_tls_reloc_directive): New function.
14217 (mips16_rewrite_pool_refs): Ignore UNSPEC_TLS_GET_TPs.
14218 * config/mips/predicates.md (symbolic_operand_with_high)
14219 (tls_reloc_operand): New predicates.
14220 (force_to_mem_operand): Use mips_use_pcrel_pool_p.
14221 * config/mips/mips.md (UNSPEC_UNSHIFTED_HIGH): New unspec.
14222 (PIC_FUNCTION_ADDR_REGNUM): Moved from mips.h.
14223 (*unshifted_high): New instruction. Use it for MIPS16 high splitter.
14224 (consttable_tls_reloc, tls_get_tp_mips16_<mode>): New patterns.
14225 (*tls_get_tp_mips16_call_<mode>): Likewise.
14227 2012-01-15 Uros Bizjak <ubizjak@gmail.com>
14229 PR rtl-optimization/51821
14230 * recog.c (peep2_find_free_register): Determine clobbered registers
14233 2012-01-14 Denis Chertykov <chertykov@gmail.com>
14236 * config/avr/avr-protos.h: Revert change of 2012-01-09.
14237 * config/avr/avr.c: Likewise.
14238 * config/avr/avr.h: Likewise.
14240 2012-01-13 Ian Lance Taylor <iant@google.com>
14243 * tree.h (TYPE_QUALS): Add cast to int.
14244 (TYPE_QUALS_NO_ADDR_SPACE): Likewise.
14246 2012-01-13 Ian Lance Taylor <iant@google.com>
14248 * ipa-cp.c (ipa_get_indirect_edge_target): Add typecasts when
14249 comparing param_index to VEC_length result.
14251 2012-01-13 Steven Bosscher <steven@gcc.gnu.org>
14253 * c-decl.c: Do not include tree-mudflap.h
14254 * tree-optimize.c: Likewise.
14255 * Makefile.in: Update dependencies.
14257 2012-01-13 Richard Guenther <rguenther@suse.de>
14260 * gimplify.c (gimplify_modify_expr_rhs): For calls with a
14261 variable-sized result always use RSO.
14263 2012-01-12 DJ Delorie <dj@redhat.com>
14265 * cfgexpand.c (convert_debug_memory_address): Allow any valid
14266 pointer type, not just the default pointer type.
14268 2012-01-09 Richard Henderson <rth@redhat.com>
14269 Denis Chertykov <chertykov@gmail.com>
14272 * config/avr/avr-protos.h (avr_hard_regno_nregs): Declare.
14273 * config/avr/avr.c (avr_can_eliminate): Simplify.
14274 (avr_initial_elimination_offset): Likewise.
14275 (avr_prologue_setup_frame): Use hard_frame_pointer_rtx.
14276 (expand_epilogue): Likewise.
14277 (avr_legitimize_address): Gut.
14278 (avr_legitimize_reload_address): Use hard_frame_pointer_rtx.
14279 (avr_hard_regno_nregs): New.
14280 (avr_hard_regno_ok): Allow only Pmode for arg and frame_pointers.
14281 (avr_regno_mode_code_ok_for_base_b): Handle arg and frame pointers.
14282 * config/avr/avr.h (FIXED_REGISTERS): Adjust arg pointer,
14283 add soft frame pointer.
14284 (CALL_USED_REGISTERS): Likewise.
14285 (REG_CLASS_CONTENTS): Likewise.
14286 (REGISTER_NAMES): Likewise.
14287 (HARD_REGNO_NREGS): Use avr_hard_regno_nregs.
14288 (HARD_FRAME_POINTER_REGNUM): New.
14289 (FRAME_POINTER_REGNUM): Use soft frame pointer.
14290 (ELIMINABLE_REGS): Eliminate from the soft frame pointer,
14291 remove the HARD_FRAME_POINTER self-elimination.
14293 2012-01-12 Georg-Johann Lay <avr@gjlay.de>
14296 * config/avr/avr.c (avr_encode_section_info): Test for absence of
14297 DECL_EXTERNAL when checking for initializers of progmem variables.
14299 2012-01-12 Ira Rosen <irar@il.ibm.com>
14301 PR tree-optimization/51799
14302 * tree-vect-patterns.c (vect_recog_over_widening_pattern): Check
14303 that the last operation is a type demotion.
14305 2012-01-12 Uros Bizjak <ubizjak@gmail.com>
14307 * config/i386/i386.md (*zero_extendsidi2_rex64): Correct movl template.
14308 (x86_shift<mode>_adj_1): Remove operand constraint from operand 3.
14310 2012-01-11 Jakub Jelinek <jakub@redhat.com>
14313 * combine.c (distribute_notes): If i3 is a noreturn call,
14314 allow old_size to be equal to args_size and make sure the
14315 noreturn call gets REG_ARGS_SIZE note.
14316 * expr.c (fixup_args_size_notes): Put REG_ARGS_SIZE notes
14317 on noreturn calls even when the delta is 0.
14319 2012-01-11 Nathan Sidwell <nathan@acm.org>
14321 * gcov.c (STRING_SIZE): Remove.
14322 (generate_results): Erase annotations for source files with no
14323 coverage information.
14325 (output_lines): Use it.
14327 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
14329 * gimple.h (gimplify_body): Remove first argument.
14330 * gimplify.c (copy_if_shared): Add DATA argument. Do not create the
14331 pointer set here, instead just pass DATA to walk_tree.
14332 (unshare_body): Remove BODY_P argument and adjust. Create the pointer
14333 set here and invoke copy_if_shared on the size trees of DECL_RESULT.
14334 (unvisit_body): Likewise, but with unmark_visited.
14335 (gimplify_body): Remove BODY_P argument and adjust.
14336 (gimplify_function_tree): Adjust call to gimplify_body.
14337 * omp-low.c (finalize_task_copyfn): Likewise.
14339 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
14341 * tree.h (build_function_decl_skip_args): Add boolean parameter.
14342 (build_function_type_skip_args): Delete.
14343 * tree.c (build_function_type_skip_args): Make static and add
14344 SKIP_RETURN parameter. Fix thinko in the handling of variants.
14345 (build_function_decl_skip_args): Add SKIP_RETURN parameter and
14346 pass it to build_function_type_skip_args.
14347 * cgraph.h (cgraph_function_versioning): Add boolean parameter.
14348 (tree_function_versioning): Likewise.
14349 * cgraph.c (cgraph_create_virtual_clone): Adjust call to
14350 build_function_decl_skip_args.
14351 * cgraphunit.c (cgraph_function_versioning): Add SKIP_RETURN parameter
14352 and pass it to build_function_decl_skip_args/tree_function_versioning.
14353 (cgraph_materialize_clone): Adjust call to tree_function_versioning.
14354 * ipa-inline-transform.c (save_inline_function_body): Likewise.
14355 * trans-mem.c (ipa_tm_create_version): Likewise.
14356 * tree-sra.c (modify_function): Ditto for cgraph_function_versioning.
14357 * tree-inline.c (declare_return_variable): Remove always-true test.
14358 (tree_function_versioning): Add SKIP_RETURN parameter. If the function
14359 returns non-void and SKIP_RETURN, create a void-typed RESULT_DECL.
14360 * ipa-split.c (split_function): Skip the return value for the split
14361 part if it doesn't return.
14363 2012-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
14365 PR tree-optimization/49642
14366 * ipa-split.c (forbidden_dominators): New variable.
14367 (check_forbidden_calls): New function.
14368 (dominated_by_forbidden): Likewise.
14369 (consider_split): Check for forbidden dominators.
14370 (execute_split_functions): Initialize and free forbidden
14371 dominators info; call check_forbidden_calls.
14373 2012-01-11 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
14375 * config/arm/arm.md (mov_notscc): Use MVN for false condition.
14377 2012-01-11 Nick Clifton <nickc@redhat.com>
14379 * config/rx/rx.md (return): Define pattern.
14381 2012-01-11 Richard Guenther <rguenther@suse.de>
14383 * doc/extend.texi (malloc attribute): Adjust according to
14386 2012-01-10 Aldy Hernandez <aldyh@redhat.com>
14387 Patrick Marlier <patrick.marlier@gmail.com>
14389 PR middle-end/51516
14390 * trans-mem.c (get_cg_data): Traverse aliases if requested.
14391 (ipa_tm_scan_calls_block): Update parameters to get_cg_data.
14392 (ipa_tm_note_irrevocable): Same.
14393 (ipa_tm_scan_irr_block): Same.
14394 (ipa_tm_decrement_clone_counts): Same.
14395 (ipa_tm_scan_irr_function): Same.
14396 (ipa_tm_create_version_alias): Same.
14397 (ipa_tm_create_version): Same.
14398 (ipa_tm_transform_calls_redirect): Same.
14399 (ipa_tm_transform_calls): Same.
14400 (ipa_tm_transform_transaction): Same.
14401 (ipa_tm_execute): Same.
14403 2012-01-10 Richard Guenther <rguenther@suse.de>
14405 PR middle-end/51806
14406 * opts.c (common_handle_option): Handle -Werror.
14408 2012-01-10 Andreas Schwab <schwab@linux-m68k.org>
14410 * config/m68k/sync.md ("atomic_compare_and_swap<mode>_1"): Fix
14413 2012-01-10 Jason Merrill <jason@redhat.com>
14415 * doc/invoke.texi (C++ Dialect Options): Update -fabi-version=6
14418 2012-01-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
14420 * configure.ac (gcc_cv_as_ix86_tlsgdplt): Check if linker
14421 supports R_386_TLS_GD_PLT reloc.
14422 (gcc_cv_as_ix86_tlsldmplt): Check if linker
14423 supports R_386_TLS_LDM_PLT reloc.
14424 * configure: Regenerate.
14425 * config.in: Regenerate.
14427 2012-01-10 Georg-Johann Lay <avr@gjlay.de>
14430 Extend __pgmx semantics to linearize memory.
14431 * config/avr/avr.md (mov<mode>): Use avr_xload_libgcc_p to
14432 determine if code comes inline or from libgcc.
14433 (MOVMEM_r_d:HI): Add "w" to constraint for better preference.
14434 (movmem_qi, movmem_qi): Set constraint #2 to "n".
14435 (movmem_qi_elpm, movmem_hi_elpm): Remove insns.
14436 (movmemx_qi, movmemx_hi): New insns.
14437 (xload_<mode>_libgcc): Rewrite to new insn condition.
14438 (xload_<mode>): Remove insns.
14439 * config/avr/avr.c (avr_out_xload): Rewrite: Only need to handle
14440 cases that don't satisfy avr_xload_libgcc_p().
14441 (avr_addr_space_convert): Allow converting in any direction.
14442 (avr_addr_space_subset_p): Return always true.
14443 (avr_xload_libgcc_p): Rewrite to fit new __pgmx semantics.
14444 (avr_emit_movmemhi): Ditto.
14445 (avr_out_lpm): No need to handle ADDR_SPACE_PGMX any more.
14446 (avr_out_movmem): Ditto.
14447 (AVR_SYMBOL_FLAG_PROGMEM): New macro.
14448 (AVR_SYMBOL_SET_ADDR_SPACE): New macro.
14449 (AVR_SYMBOL_GET_ADDR_SPACE): New macro.
14450 (avr_encode_section_info): Encode 'progmem' in symbol flags.
14451 (output_reload_in_const): Don't zero-extend any 24-bit symbols.
14453 2012-01-10 Richard Guenther <rguenther@suse.de>
14455 PR tree-optimization/50913
14456 * graphite-scop-detection.c (stmt_has_simple_data_refs_p):
14457 Require data-refs to be representable by Graphite with respect
14460 2012-01-10 Uros Bizjak <ubizjak@gmail.com>
14462 * config/i386/constraints.md ("L"): Return true for 0xffffffff.
14463 * config/i386/i386.c (*anddi_1): Emit AND with 0xffffffff as MOV.
14465 2012-01-10 Tom de Vries <tom@codesourcery.com>
14467 PR rtl-optimization/51271
14468 * dwarf2cfi.c (scan_trace): Save and restore cur_row->reg_save when
14469 handling annulled branch.
14471 2012-01-10 Richard Henderson <rth@redhat.com>
14473 * config/arm/arm.c (arm_vectorize_vec_perm_const_ok,
14474 TARGET_VECTORIZE_VEC_PERM_CONST_OK, neon_split_vcombine, MAX_VECT_LEN,
14475 struct expand_vec_perm_d, arm_expand_vec_perm_1, arm_expand_vec_perm,
14476 arm_evpc_neon_vuzp, arm_evpc_neon_vzip, arm_evpc_neon_vrev,
14477 arm_evpc_neon_vtrn, arm_evpc_neon_vtbl, arm_expand_vec_perm_const_1,
14478 arm_expand_vec_perm_const): New.
14479 * config/arm/arm-protos.h: Update.
14480 * config/arm/neon.md (UNSPEC_VCONCAT): New.
14481 (*neon_vswp<VDQX>): New.
14482 (neon_vcombine<VDX>): Use neon_split_vcombine.
14483 (neon_vtbl1v16qi, neon_vtbl2v16qi, neon_vcombinev16qi): New.
14484 * config/arm/vec-common.md (vec_perm_const<VALL>): New.
14485 (vec_perm<VE>): New.
14487 2012-01-10 Richard Henderson <rth@redhat.com>
14489 * config/arm/arm.c (arm_gen_compare_reg): Add scratch argument;
14490 use it if reload_completed.
14491 (arm_legitimize_sync_memory, arm_emit, arm_insn_count, arm_count,
14492 arm_output_asm_insn, arm_process_output_memory_barrier,
14493 arm_output_memory_barrier, arm_ldrex_suffix, arm_output_ldrex,
14494 arm_output_strex, arm_output_it, arm_output_op2, arm_output_op3,
14495 arm_output_sync_loop, arm_get_sync_operand, FETCH_SYNC_OPERAND,
14496 arm_process_output_sync_insn, arm_output_sync_insn,
14497 arm_sync_loop_insns, arm_call_generator, arm_expand_sync): Remove.
14498 (arm_pre_atomic_barrier, arm_post_atomic_barrier): New.
14499 (arm_emit_load_exclusive, arm_emit_store_exclusive): New.
14500 (emit_unlikely_jump): New.
14501 (arm_expand_compare_and_swap, arm_split_compare_and_swap): New.
14502 (arm_split_atomic_op): New.
14503 * config/arm/arm-protos.h: Update.
14504 * config/arm/arm.h (enum arm_sync_generator_tag): Remove.
14505 (struct arm_sync_generator): Remove.
14506 * config/arm/arm.md (VUNSPEC_SYNC_COMPARE_AND_SWAP, VUNSPEC_SYNC_LOCK,
14507 VUNSPEC_SYNC_OP, VUNSPEC_SYNC_NEW_OP, VUNSPEC_SYNC_OLD_OP): Remove.
14508 (VUNSPEC_ATOMIC_CAS, VUNSPEC_ATOMIC_XCHG, VUNSPEC_ATOMIC_OP): New.
14509 (VUNSPEC_LL, VUNSPEC_SC): New.
14510 (sync_result, sync_memory, sync_required_value, sync_new_value,
14511 sync_t1, sync_t2, sync_release_barrier, sync_op): Remove.
14512 (attr length): Don't use arm_sync_loop_insns.
14513 (cbranch_cc, cstore_cc): Update call to arm_gen_compare_reg.
14514 (movsfcc, movdfcc): Likewise.
14515 * config/arm/constraints.md (Ua): New.
14516 * config/arm/prediates.md (mem_noofs_operand): New.
14517 (sync_compare_and_swap<QHSD>, sync_lock_test_and_set<QHSD>): Remove.
14518 (sync_clobber, sync_t2_reqd): Remove.
14519 (sync_<syncop><QHSD>, sync_nand<QHSD>): Remove.
14520 (sync_new_<syncop><QHSD>, sync_new_nand<QHSD>): Remove.
14521 (sync_old_<syncop><QHSD>, sync_old_nand<QHSD>): Remove.
14522 (arm_sync_compare_and_swap<SIDI>): Remove.
14523 (arm_sync_compare_and_swap<NARROW>): Remove.
14524 (arm_sync_lock_test_and_set<SIDI>): Remove.
14525 (arm_sync_lock_test_and_set<NARROW>): Remove.
14526 (arm_sync_new_<syncop><SIDI>): Remove.
14527 (arm_sync_new_<syncop><NARROW>): Remove.
14528 (arm_sync_new_nand<SIDI>): Remove.
14529 (arm_sync_new_nand<NARROW>): Remove.
14530 (arm_sync_old_<syncop><SIDI>): Remove.
14531 (arm_sync_old_<syncop><NARROW>): Remove.
14532 (arm_sync_old_nand<SIDI>): Remove.
14533 (arm_sync_old_nand<NARROW>): Remove.
14534 (*memory_barrier): Merge arm_output_memory_barrier.
14535 (atomic_compare_and_swap<QHSD>): New.
14536 (atomic_compare_and_swap<NARROW>_1): New.
14537 (atomic_compare_and_swap<SIDI>_1): New.
14538 (atomic_exchange<QHSD>): New.
14539 (cas_cmp_operand, cas_cmp_str): New.
14540 (atomic_op_operand, atomic_op_str): New.
14541 (atomic_<syncop><QHSD>, atomic_nand<QHSD>): New.
14542 (atomic_fetch_<syncop><QHSD>, atomic_fetch_nand<QHSD>): New.
14543 (atomic_<syncop>_fetch<QHSD>, atomic_nand_fetch<QHSD>): New.
14544 (arm_load_exclusive<NARROW>): New.
14545 (arm_load_exclusivesi, arm_load_exclusivedi): New.
14546 (arm_store_exclusive<QHSD>): New.
14548 2012-01-09 Michael Meissner <meissner@linux.vnet.ibm.com>
14550 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add DF
14551 reload patterns if -mvsx-scalar-memory.
14553 * config/rs6000/vsx.md (vsx_xscvspdp): Allow xscvspdp to be
14554 generated, even -mno-vsx-scalar-double was used.
14555 (vsx_xscvdpsp_scalar): Likewise.
14556 (vsx_xscvspdp_scalar2): Likewise.
14558 2012-01-09 Tom de Vries <tom@codesourcery.com>
14559 Andrew Pinski <apinski@cavium.com>
14562 * reorg.c (fill_slots_from_thread): Don't speculate
14563 frame-related insns.
14565 2012-01-09 Richard Sandiford <rdsandiford@googlemail.com>
14567 * sched-int.h (bb_note): Move to...
14568 * basic-block.h: ...here.
14569 * haifa-sched.c (bb_note): Move to...
14570 * cfgrtl.c: ...here.
14571 * function.c (next_block_for_reg): New function.
14572 (move_insn_for_shrink_wrap): Likewise.
14573 (prepare_shrink_wrap): Rewrite to use the above.
14575 2012-01-09 Aldy Hernandez <aldyh@redhat.com>
14577 * gimple.c (is_gimple_non_addressable): Remove.
14578 * gimple.h: Remove is_gimple_non_addressable.
14579 * gimplify.c (gimplify_modify_expr_rhs): Use is_gimple_reg instead of
14580 is_gimple_non_addressable.
14581 * trans-mem.c (expand_assign_tm): Same.
14583 2012-01-09 Richard Guenther <rguenther@suse.de>
14585 PR tree-optimization/51775
14586 * tree-ssa-sccvn.c (visit_use): Value-number throwing stmts.
14587 * tree-ssa-pre.c (eliminate): Properly fixup EH info.
14589 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
14591 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
14593 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
14595 2012-01-09 Richard Guenther <rguenther@suse.de>
14597 * tree-streamer-out.c (write_ts_optimization): Fix spelling.
14599 2012-01-08 Jan Hubicka <jh@suse.cz>
14601 PR tree-optimize/51680
14602 * ipa-inline-analyss.c (evaluate_properties_for_edge): Fix condition
14603 on when known_vals needs to be computed; cleanup.
14605 2012-01-08 Jan Hubicka <jh@suse.cz>
14607 PR tree-optimize/51694
14608 * ipa-cp.c (ipa_get_indirect_edge_target): Add bounds checks.
14610 2012-01-08 Jonathan Wakely <jwakely.gcc@gmail.com>
14612 * doc/cpp.texi (Predefined Macros): __STRICT_ANSI__ is defined
14613 for -std=c++98 and -std=c++11 too.
14615 2012-01-08 Chung-Lin Tang <cltang@codesourcery.com>
14617 * cfgloop.c (cancel_loop): Add free() of bbs array.
14619 2012-01-07 Jan Hubicka <jh@suse.cz>
14621 PR tree-optimization/51600
14622 * ipa-inline-analysis.c (estimate_edge_devirt_benefit): Disable code
14623 that benefits small functions.
14625 2012-01-07 Jan Hubicka <jh@suse.cz>
14627 * ipa-inline.c (want_inline_small_function_p): Fix formating.
14629 2012-01-07 Jan Hubicka <jh@suse.cz>
14631 PR tree-optimization/51680
14632 * ipa-inline.c (want_inline_small_function_p): Be more lax on functions
14633 whose inlining reduce unit size.
14635 2012-01-07 Alexandre Oliva <aoliva@redhat.com>
14638 * cselib.c (new_elt_loc_list): Promote addr_list to canonical node.
14639 Add canonical node to containing_mem chain after the non-canonical
14640 one, even if there weren't any locs to propagate.
14641 (remove_useless_values): Keep only canonical values.
14642 (add_mem_for_addr, cselib_lookup_mem): Canonicalize addr.
14643 (cselib_invalidate_mem): Likewise. Ensure v is canonical, and
14644 canonicalize mem_chain elements that are not discarded.
14646 2012-01-06 Jakub Jelinek <jakub@redhat.com>
14649 * cgraphunit.c (cgraph_optimize): Call output_weakrefs
14650 before emitting functions.
14652 PR gcov-profile/50127
14653 * bb-reorder.c (partition_hot_cold_basic_blocks): Call
14654 clear_aux_for_blocks.
14656 2012-01-06 Alexandre Oliva <aoliva@redhat.com>
14659 * cselib.c (cselib_hash_rtx): Hash incoming VALUEs too.
14661 2012-01-06 Arnaud Charlet <charlet@adacore.com>
14663 * c-decl.c (ext_block): Moved up.
14664 (collect_all_refs, for_each_global_decl): Take ext_block into account.
14666 2012-01-06 Han Shen <shenhan@google.com>
14668 Translate built-in include paths for sysroot.
14669 * Makefile.in (gcc_gxx_include_dir_add_sysroot): New.
14670 (PREPROCESSOR_DEFINES): Define GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT.
14672 * cppdefault.c (cpp_include_defaults): Replace hard coded "0" with
14673 GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT for "add_sysroot" field.
14675 * configure.ac (AC_SUBST): Add gcc_gxx_include_dir_add_sysroot to
14676 control whether sysroot should be prepended to gxx include dir.
14678 * configure: Regenerate.
14680 2012-01-06 Torvald Riegel <triegel@redhat.com>
14682 PR rtl-optimization/51771
14683 * builtin-attrs.def (ATTR_RETURNS_TWICE, ATTR_TM_NOTHROW_RT_LIST): New.
14684 * gtm-builtins.def (BUILT_IN_TM_START): Add returns-twice attrib.
14686 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
14688 PR tree-optimization/51315
14689 * tree-sra.c (tree_non_aligned_mem_for_access_p): New predicate.
14690 (build_accesses_from_assign): Use it instead of tree_non_aligned_mem_p.
14692 2012-01-05 Uros Bizjak <ubizjak@gmail.com>
14695 * config/ia64/ia64.c (expand_vec_perm_shrp): Use correct operands
14696 for shrp pattern. Correctly handle and fixup shift variable.
14697 Return false when shift > nelt for BYTES_BIG_ENDIAN target.
14699 2012-01-05 Jakub Jelinek <jakub@redhat.com>
14702 * calls.c (emit_call_1): For noreturn calls force a REG_ARGS_SIZE
14703 note when !ACCUMULATE_OUTGOING_ARGS.
14705 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
14707 * tree-vrp.c (extract_range_from_binary_expr_1): Remove duplicated
14709 (extract_range_from_unary_expr_1): Avoid useless computations.
14711 2012-01-05 Jakub Jelinek <jakub@redhat.com>
14713 PR rtl-optimization/51767
14714 * cfgrtl.c (force_nonfallthru_and_redirect): Force addition
14715 of jump_block and add an extra edge for degenerated asm gotos.
14717 PR middle-end/51768
14718 * stmt.c (check_unique_operand_names): Don't ICE during error
14719 reporting if i is from labels chain.
14721 PR middle-end/44777
14722 * profile.c (branch_prob): Split bbs that have exit edge
14723 and need a fake entry edge too.
14725 2012-01-05 Jan Hubicka <jh@suse.cz>
14727 PR middle-end/49710
14728 * cfgloopmanip.c (remove_path): Walk loop hiearchy upwards when
14731 2012-01-05 Richard Guenther <rguenther@suse.de>
14734 * tree-streamer-out.c (write_ts_optimization): New function.
14735 (streamer_write_tree_body): Call it.
14736 * tree-streamer-in.c (lto_input_ts_optimization): New function.
14737 (streamer_read_tree_body): Call it.
14738 * lto-streamer-out.c (lto_is_streamable): Handle OPTIMIZATION_NODE.
14740 2012-01-05 Jakub Jelinek <jakub@redhat.com>
14742 PR middle-end/51761
14743 * gimple.h (struct gimplify_ctx): Add in_cleanup_point_expr field.
14744 * gimplify.c (gimplify_cleanup_point_expr): Save and set
14745 in_cleanup_point_expr before gimplify_stmt call and restore it
14747 (gimplify_target_expr): Don't add {CLOBBER} cleanup if
14748 in_cleanup_point_expr is false.
14750 2012-01-05 Richard Guenther <rguenther@suse.de>
14752 PR middle-end/51764
14753 * common.opt (Wmudflap, fmudflap, fmudflapth, fmudflapir): Move
14755 * toplev.c (process_options): Reject combining mudflap and LTO.
14756 * tree-nomudflap.c (nogo): Use sorry instead of internal_error.
14758 2012-01-05 Richard Guenther <rguenther@suse.de>
14760 PR tree-optimization/51760
14761 * tree-ssa-ccp.c (likely_value): Drop UNDEFINED to CONSTANT,
14763 (bit_value_unop): Handle UNDEFINED operands.
14764 (bit_value_binop): Likewise.
14766 2012-01-05 Georg-Johann Lay <avr@gjlay.de>
14768 * config/avr/avr.c (avr_replace_prefix): Remove.
14769 (avr_asm_named_section): Use ACONCAT instead of avr_replace_prefix.
14770 (avr_asm_function_rodata_section): Ditto.
14771 (avr_asm_select_section): Ditto.
14773 2012-01-05 Marcus Shawcroft <marcus.shawcroft@arm.com>
14775 * reload.c (find_reloads): Adjust LABEL_NUSES on REG_LABEL_OPERAND
14778 2012-01-05 Jakub Jelinek <jakub@redhat.com>
14781 * tree-cfg.c (need_fake_edge_p): Return true also for noreturn
14782 calls that have any non-fake successor edges.
14785 * var-tracking.c (add_stores): For COND_EXEC allow oval to be NULL.
14787 2012-01-04 Eric Botcazou <ebotcazou@adacore.com>
14789 PR tree-optimization/51624
14790 * tree-sra.c (build_ref_for_model): When replicating a chain of
14791 COMPONENT_REFs, stop as soon as the offset would become negative.
14793 2012-01-04 Jakub Jelinek <jakub@redhat.com>
14796 * dwarf2out.c (output_loc_list): For now drop >= 64KB expressions
14797 in .debug_loc on the floor.
14799 2012-01-04 Andrew Pinski <apinski@cavium.com>
14801 * doc/invoke.texi (-march=@var{arch}): Add octeon+ and octeon2.
14803 2012-01-04 Andrew Pinski <apinski@cavium.com>
14804 Adam Nemet <anemet@caviumnetworks.com>
14806 * config/mips/mips.md (size): Add SI and DI.
14807 (SIZE): New mode attribute.
14808 (U): New code attribute.
14809 * config/mips/mips-dsp.md (mips_lbux): Use gen_mips_lbux_extsi.
14810 (mips_lbux_<mode>): Delete.
14811 (mips_l<SHORT:size><u>x_ext<GPR:mode>_<P:mode>): New pattern.
14812 (mips_lhx): Use gen_mips_lhx_extsi.
14813 (mips_lhx_<mode>): Delete.
14814 (mips_lwx): Delete.
14815 (mips_l<size>x): New expand.
14816 (mips_lwx_<mode>): Delete.
14817 (mips_l<GPR:size>x_<P:mode>): New pattern.
14818 (*mips_lw<u>x_<P:mode>_ext): Likewise.
14819 * config/mips/mips-ftypes.def: Add DI f(POINTER, SI) function type.
14820 * config/mips/mips.c (mips_lx_address_p): New function.
14821 (mips_rtx_costs <case MEM>): Call mips_lx_address_p.
14822 (dsp64): New availability predicate.
14823 (mips_builtins): Add an entry for __builtin_mips_ldx.
14824 * config/mips/mips.h (ISA_HAS_LBX): New define.
14825 (ISA_HAS_LBUX): Likewise.
14826 (ISA_HAS_LHX): Likewise.
14827 (ISA_HAS_LHUX): Likewise.
14828 (ISA_HAS_LWX): Likewise.
14829 (ISA_HAS_LWUX): Likewise.
14830 (ISA_HAS_LDX): Likewise.
14831 * doc/extend.texi (__builtin_mips_ldx): Document.
14833 2012-01-04 Tristan Gingold <gingold@adacore.com>
14835 * config/vms/xm-vms.h (HOST_LONG_FORMAT, HOST_PTR_PRINTF): Define
14836 when long pointers are used.
14837 * config.build (*-*-*vms*): Handle all OpenVMS targets.
14838 (alpha64-dec-*vms*, alpha*-dec-*vms*)
14839 (ia64-hp-*vms*): Remove.
14840 * config/vms/xm-vms64.h: Delete.
14842 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
14844 PR middle-end/51472
14845 * trans-mem.c (expand_assign_tm): Handle TM_MEMMOVE loads correctly.
14847 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
14849 * opts.c (finish_options): Remove duplicate sorry.
14851 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
14853 PR middle-end/51696
14854 * trans-mem.c (diagnose_tm_1): Display indirect calls with no name
14857 2012-01-04 Richard Guenther <rguenther@suse.de>
14859 PR middle-end/51750
14860 * tree.c (size_low_cst): New function.
14861 * tree.h (size_low_cst): Declare.
14862 * fold-const.c (fold_comparison): Use it to extract the low
14863 part of the POINTER_PLUS_EXPR offset.
14865 2012-01-04 Georg-Johann Lay <avr@gjlay.de>
14867 Fix clearing ZERO_REG
14868 * config/avr/avr.md (cc): Add alternative "ldi".
14869 (movqi_insn): Use it in cc attribute.
14870 * config/avr/avr.c (notice_update_cc): Handle CC_LDI.
14871 (output_reload_in_const): Use CLR to move 0 to ZERO_REG.
14872 (output_reload_insisf): Use ZERO_REG to pre-clear register.
14874 2012-01-04 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
14876 * configure: Regenerate.
14878 2012-01-04 Richard Guenther <rguenther@suse.de>
14880 PR tree-optimization/49651
14881 * tree-ssa-structalias.c (type_can_have_subvars): New function.
14882 (var_can_have_subvars): Use it.
14883 (get_constraint_for_1): Only consider subfields if there can be any.
14885 2012-01-03 Jakub Jelinek <jakub@redhat.com>
14888 * cselib.c (new_elt_loc_list): When moving locs from one cselib_val
14889 to its new canonical_cselib_val and the cselib_val was in
14890 first_containing_mem chain, but the canonical_cselib_val was not,
14891 add the latter into the chain.
14892 (cselib_invalidate_mem): Compare canonical_cselib_val of
14893 addr_list chain elt with v.
14896 * dwarf2out.c (dwarf2out_start_source_file, dwarf2out_define,
14897 dwarf2out_undef): Allocate e.info using ggc_strdup instead
14899 (output_macinfo_op): Don't ggc_strdup fd->filename.
14900 (optimize_macinfo_range): Allocate grp_name using XALLOCAVEC,
14901 then ggc_strdup it. Don't free inc->info or cur->info.
14902 (output_macinfo): Don't free ref->info or file->info.
14904 2012-01-03 Ira Rosen <irar@il.ibm.com>
14906 PR tree-optimization/51269
14907 * tree-vect-loop-manip.c (set_prologue_iterations): Make
14908 first_niters a pointer.
14909 (slpeel_tree_peel_loop_to_edge): Likewise.
14910 (vect_do_peeling_for_loop_bound): Update call to
14911 slpeel_tree_peel_loop_to_edge.
14912 (vect_gen_niters_for_prolog_loop): Don't compute wide_prolog_niters
14913 here. Remove it from the parameters list.
14914 (vect_do_peeling_for_alignment): Update calls and compute
14915 wide_prolog_niters.
14917 2012-01-03 Richard Guenther <rguenther@suse.de>
14919 PR tree-optimization/51070
14920 * tree-loop-distribution.c (stmt_has_scalar_dependences_outside_loop):
14921 Properly handle calls.
14923 2012-01-03 Richard Guenther <rguenther@suse.de>
14925 PR tree-optimization/51692
14926 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not remove
14927 the LHS of allocation stmts.
14929 2012-01-03 Olivier Hainque <hainque@adacore.com>
14931 * system.h: Prior to #define, #undef fopen and freopen unconditionally.
14933 2012-01-03 Olivier Hainque <hainque@adacore.com>
14935 * collect2.c (main): In AIX specific computations for vector
14936 insertions, use CONST_CAST2 to cast from char ** to const char **.
14938 2012-01-03 Richard Guenther <rguenther@suse.de>
14941 * dwarf2out.c (dwarf2out_finish): Always create a DIE for
14942 the context of a limbo DIE when it does not already exist.
14944 2012-01-03 Jakub Jelinek <jakub@redhat.com>
14946 PR tree-optimization/51719
14947 * value-prof.c (gimple_ic): When indirect call isn't noreturn,
14948 but direct call is, clear direct call's lhs and don't add fallthrough
14949 edge from dcall_bb to join_bb and PHIs.
14951 2012-01-03 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
14953 * config/s390/s390.md ("*cmp<mode>_ccs"): Fix comment mentioning
14954 the instructions emitted by the pattern.
14955 ("*TDC_insn_<mode>"): Add comment.
14957 2012-01-03 Richard Guenther <rguenther@suse.de>
14959 PR middle-end/51730
14960 * fold-const.c (fold_comparison): Properly canonicalize
14961 tree offset and HOST_WIDE_INT bit position.
14963 2012-01-02 Uros Bizjak <ubizjak@gmail.com>
14965 * config/ia64/ia64.c (expand_vec_perm_broadcast): Use correct
14966 operands for extzv pattern.
14968 2012-01-02 Jakub Jelinek <jakub@redhat.com>
14971 * cselib.c (add_mem_for_addr): Call canonical_cselib_val
14974 2012-01-02 Sandra Loosemore <sandra@codesourcery.com>
14976 * doc/invoke.texi (-flto and related options): Copy-edit.
14978 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
14980 * config/mips/mips.md (loadgp_newabi_<mode>): Add missing earlyclobber.
14982 2012-01-02 Jakub Jelinek <jakub@redhat.com>
14984 * config/i386/sse.md (*avx2_gatherdi<mode>_3, *avx2_gatherdi<mode>_4):
14987 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
14989 * expr.h (move_by_pieces_ninsns): Declare.
14990 * expr.c (move_by_pieces_ninsns): Make external.
14991 * config/mips/mips-protos.h (mips_move_by_pieces_p): Declare.
14992 (mips_store_by_pieces_p): Likewise.
14993 * config/mips/mips.h (MOVE_BY_PIECES_P): Call mips_move_by_pieces_p.
14994 (STORE_BY_PIECES_P): Likewise mips_store_by_pieces_p.
14995 * config/mips/mips.c (mips_move_by_pieces_p): New function.
14996 (mips_store_by_pieces_p): Likewise.
14998 2012-01-02 Jakub Jelinek <jakub@redhat.com>
15000 * passes.c (register_one_dump_file): Free full_name.
15002 * reload1.c (reload): Don't allocate reg_max_ref_width here.
15003 (calculate_elim_costs_all_insns): Free offsets_at and
15004 offsets_known_at at the end and clear the pointers.
15006 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
15008 * config/avr/avr.opt (-mbranch-cost): Fix double definition of
15009 this option introduced in r180739.
15011 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
15014 * config.gcc (tm_file target=avr]): Add avr/avr-multilib.h
15015 (tmake_file target=avr): Add avr/t-multilib.
15017 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use AVR_HAVE_8BIT_SP
15018 to built-in define __AVR_HAVE_8BIT_SP__, __AVR_HAVE_16BIT_SP__.
15019 * config/avr/genmultilib.awk: New file.
15020 * config/avr/t-multilib: New auto-generated file.
15021 * config/avr/multilib.h: New auto-generated file.
15022 * config/avr/t-avr (AVR_MCUS): New variable.
15023 (genopt.sh): Use it.
15024 (s-mlib): Depend on t-multilib.
15025 (t-multilib, multilib.h): New dependencies.
15026 (s-avr-mlib): New rule to build t-multilib, multilib.h from AVR_MCUS.
15027 (MULTILIB_OPTIONS): Remove.
15028 (MULTILIB_MATCHES): Remove.
15029 (MULTILIB_DIRNAMES): Remove.
15030 (MULTILIB_EXCEPTIONS): Remove:
15031 * config/avr/genopt.sh: Don't use hard coded file name;
15032 pass AVR_MCUS from t-avr instead.
15034 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
15036 * config/avr/avr.c (avr_out_ashrpsi3): Fix "case 31" to "case 23".
15038 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
15040 Implement light-weight DImode support.
15041 * config/avr/avr-dimode.md: New file.
15042 * config/avr/avr.md: Include it.
15043 (adjust_len): Add plus64, compare64.
15044 (HIDI): Remove code iterator.
15045 (code_stdname): New code attribute.
15046 (rotx, rotsmode): Remove DI.
15047 (rotl<mode>3, *rotw<mode>, *rotb<mode>): Use HISI instead of HIDI
15049 * config/avr/avr-protos.h (avr_have_dimode): New.
15050 (avr_out_plus64, avr_out_compare64): New.
15051 * config/avr/avr.c (avr_out_compare): Handle DImode.
15052 (avr_have_dimode): New variable definition and initialization.
15053 (avr_out_compare64, avr_out_plus64): New functions.
15054 (avr_out_plus_1): Use simplify_unary_operation to negate xval.
15055 (adjust_insn_length): Handle ADJUST_LEN_COMPARE64, ADJUST_LEN_PLUS64.
15056 (avr_compare_pattern): Skip DImode comparisons.
15058 2012-01-02 Revital Eres <revital.eres@linaro.org>
15060 * ddg.c (def_has_ccmode_p): New function.
15061 (add_cross_iteration_register_deps,
15062 create_ddg_dep_from_intra_loop_link): Call it.
15064 2012-01-02 Richard Guenther <rguenther@suse.de>
15067 * invoke.texi (fassociative-math): Remove spurious paranthesis.
15069 2012-01-01 Jakub Jelinek <jakub@redhat.com>
15071 * gcc.c (process_command): Update copyright notice dates.
15072 * gcov.c (print_version): Likewise.
15073 * gcov-dump.c (print_version): Likewise.
15074 * mips-tfile.c (main): Likewise.
15075 * mips-tdump.c (main): Likewise.
15077 2012-01-01 Ira Rosen <irar@il.ibm.com>
15079 PR tree-optimization/51704
15080 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Check that
15081 a use is inside the basic block or loop before accessing its vect info.
15083 2012-01-01 Jan Hubicka <jhjh@suse.cz>
15085 PR rtl-optimization/51069
15086 * cfgloopmanip.c (remove_path): Removing path making irreducible
15087 region unconditional makes BB part of the region.
15089 2012-01-01 Jakub Jelinek <jakub@redhat.com>
15091 PR tree-optimization/51683
15092 * tree-ssa-propagate.c (substitute_and_fold): Don't optimize away
15093 calls with side-effects.
15094 * tree-ssa-ccp.c (ccp_fold_stmt): Likewise.
15096 Copyright (C) 2012 Free Software Foundation, Inc.
15098 Copying and distribution of this file, with or without modification,
15099 are permitted in any medium without royalty provided the copyright
15100 notice and this notice are preserved.