1 2012-06-22 Eric Botcazou <ebotcazou@adacore.com>
3 * tree-ssa-live.c (remove_unused_scope_block_p): Remove again
4 DECL_IGNORED_P non-reg vars even if they are used.
6 2012-06-21 Alexandre Oliva <aoliva@redhat.com>
10 * var-tracking.c (vt_get_canonicalize_base): New.
11 (vt_canonicalize_addr, vt_stack_offset_p): New.
12 (vt_canon_true_dep): New.
13 (drop_overlapping_mem_locs): Use vt_canon_true_dep.
14 (clobber_overlaping_mems): Use vt_canonicalize_addr.
16 2012-06-21 Alexandre Oliva <aoliva@redhat.com>
20 * var-tracking.c (vt_initialize): Record initial offset between
21 arg pointer and stack pointer.
23 2012-06-21 Alexandre Oliva <aoliva@redhat.com>
27 * var-tracking.c (vt_init_cfa_base): Drop redundant recording of
30 2012-06-21 Alexandre Oliva <aoliva@redhat.com>
34 * alias.c (memrefs_conflict_p): Improve handling of AND for
37 2012-06-21 Alexandre Oliva <aoliva@redhat.com>
39 * ddg.c (build_intra_loop_deps): Discard deps of nondebug on debug.
41 2012-06-21 Alexandre Oliva <aoliva@redhat.com>
44 * cselib.c (promote_debug_loc): Don't crash on NULL argument.
46 2012-06-21 Meador Inge <meadori@codesourcery.com>
49 * c-decl.c (c_push_function_context): Restore the behavior to reuse
50 the language function allocated for -Wunused-local-typedefs.
51 (c_pop_function_context): If necessary, clear the language function
52 created in c_push_function_context. Always clear out the
53 x_cur_stmt_list field of the restored language function.
55 2012-06-21 Sterling Augustine <saugustine@google.com>
56 Cary Coutant <ccoutant@google.com>
58 * dwarf2out.c (is_cu_die, is_namespace_die, is_class_die,
59 add_AT_pubnames, add_enumerator_pubname, want_pubnames): New functions.
60 (comdat_type_struct): New field 'skeleton_die'.
61 (breakout_comdat_types): Update it.
62 (add_pubname): Rework logic. Call is_class_die, is_cu_die and
63 is_namespace_die. Fix minor style violation. Call want_pubnames.
64 (add_pubname_string): Call want_pubnames.
65 (add_pubtype): Rework logic for calculating type name. Call
66 is_namespace_die. Call want_pubnames.
67 (output_pubnames): Move conditional logic deciding when to produce the
68 section from dwarf2out_finish. Use new skeleton_die field.
69 (base_type_die): Call add_pubtype.
70 (gen_enumeration_type_die): Unconditionally call add_pubtype.
71 (gen_subprogram_die): Adjust calls to add_pubname.
72 (gen_namespace_die): Call add_pubname_string.
73 (dwarf2out_finish): Call add_AT_pubnames; Move logic on when to
74 produce pubnames and pubtypes sections to output_pubnames.
75 (common.opt): New option '-gpubnames'.
76 (invoke.texi): Document it.
78 2012-06-21 Steven Bosscher <steven@gcc.gnu.org>
80 * config/m32c/m32c-pragma.c: Remove unnecessary includes.
82 2012-06-21 Michael Matz <matz@suse.de>
85 * builtins.c (get_memory_rtx): Always build an all-aliasing MEM_REF
88 2012-06-21 Richard Guenther <rguenther@suse.de>
90 * tree-inline.c (estimate_num_insns): Estimate call cost for
93 2012-06-20 RĂ¼diger Sonderfeld <ruediger@c-plusplus.de>
95 * tree.h (DECL_SOURCE_COLUMN): New accessor.
97 2012-06-20 Uros Bizjak <ubizjak@gmail.com>
99 * config/i386/i386.md (SINCOS): New int iterator.
100 (sincos): New int attribute.
101 (*<sincos>xf2_i387): Macroize insn from *{sin,cos}xf2_i387 using
103 (*<sincos>_extend<mode>xf2_i387): Macroize insn from
104 *{sin,cos}_extend<mode>xf2_i387 using SINCOS int iterator.
106 2012-06-20 Uros Bizjak <ubizjak@gmail.com>
108 * config/i386/i386.md (RDFSGSBASE): New int iterator.
110 (fsgs): New int attribute.
111 (rd<fsgs>base<mode>): Macroize insn from rd<fsgs>base<mode> using
112 RDFSGSBASE int iterator.
113 (wr<fsgs>base<mode>): Macroize insn from wr<fsgs>base<mode> using
114 WRFSGSBASE int iterator.
116 2012-06-20 Uros Bizjak <ubizjak@gmail.com>
118 * config/i386/i386.md (<rounding_insn><mode>2): Macroize expander
119 from {floor,ceil,btrunc}<mode>2 using FIST_ROUNDING int iterator.
120 (l<rounding_insn><MODEF:mode><SWI48:mode>2): Macroize expander
121 from l{floor,ceil}<MODEF:mode><SWI48:mode>2 using FIST_ROUNDING
124 2012-06-20 Steven Bosscher <steven@gcc.gnu.org>
126 * system.h: Poison ASM_OUTPUT_IDENT and IDENT_ASM_OP.
128 2012-06-20 Richard Guenther <rguenther@suse.de>
130 PR tree-optimization/30318
131 * tree-vrp.c (range_int_cst_p): Do not reject overflowed
133 (range_int_cst_singleton_p): But explicitely here.
134 (zero_nonzero_bits_from_vr): And here.
135 (extract_range_from_binary_expr_1): Re-implement PLUS_EXPR
136 to cover all cases we can perform arbitrary precision
137 arithmetic with double-ints.
138 (intersect_ranges): Handle adjacent anti-ranges.
140 2012-06-20 Uros Bizjak <ubizjak@gmail.com>
142 * config/i386/i386.md (rounding_insn): New int attribute.
143 (<rounding_insn>xf2): Macroize insn from
144 {floor,ceil,btrunc}xf2 using FRNDINT_ROUNDING int iterator.
145 (l<rounding_insn>xf<mode>2): Rename from l<rounding>xf<mode>2.
147 2012-06-20 Uros Bizjak <ubizjak@gmail.com>
149 * config/i386/i386.md (IEEE_MAXMIN): New int iterator.
150 (ieee_maxmin): New int attribute.
151 (*ieee_s<ieee_maxmin><mode>3): Macroize insn from
152 *ieee_s{max,min}<mode>3 using IEEE_MAXMIN int iterator.
154 2012-06-20 Steven Bosscher <steven@gcc.gnu.org>
156 * config/arm/arm.h (EMIT_EABI_ATTRIBUTE): Remove.
157 * config/arm/arm.c: Do not include c-pragma.h.
158 (arm_emit_eabi_attribute): New function based on EMIT_EABI_ATTRIBUTE.
159 (arm_file_start): Replace uses of EMIT_EABI_ATTRIBUTE with calls
160 to arm_emit_eabi_attribute.
161 * arm-c.c: Do not include output.h.
162 (arm_output_c_attributes): Replace use of EMIT_EABI_ATTRIBUTE with a
163 call to arm_emit_eabi_attribute.
164 * config/arm/arm-protos.h (arm_emit_eabi_attribute): Prototype it.
166 2012-06-20 Richard Guenther <rguenther@suse.de>
168 * tree-vect-data-refs.c (vect_can_force_dr_alignment_p):
169 Allow adjusting alignment of user-aligned decls again.
171 2012-06-20 Steven Bosscher <steven@gcc.gnu.org>
173 * config/rl78/rl78-c.c: Remove unnecessary includes.
175 2012-06-20 Steven Bosscher <steven@gcc.gnu.org>
177 * config/cris/cris.c: Include cgraph.h.
178 (cris_option_override): Do not set non-existing flag_no_gcc_ident.
180 2012-06-19 Maxim Kuvyrkov <maxim@codesourcery.com>
182 * emit-rtl.c (need_atomic_barrier_p): New function.
183 * emit-rtl.h (need_atomic_barrier_p): Declare it.
184 * config/alpha/alpha.c (alpha_{pre,post}_atomic_barrier): Use it.
185 * config/arm/arm.c (arm_{pre,post}_atomic_barrier): Use it.
186 * config/tilegx/tilegx.c (tile_{pre,post}_atomic_barrier): Use it.
187 * config/mips/mips.c (mips_{pre,post}_atomic_barrier_p): Remove.
188 (mips_process_sync_loop): Use generic version instead.
190 2012-06-19 Maxim Kuvyrkov <maxim@codesourcery.com>
192 * config/mips/mips.c (mips_process_sync_loop): Emit cmp result only if
195 2012-06-19 Tom de Vries <vries@codesourcery.com>
196 Maxim Kuvyrkov <maxim@codesourcery.com>
198 * config/mips/constraints.md (ZR): New constraint.
199 * config/mips/predicates.md (mem_noofs_operand): New predicate.
200 * config/mips/mips.c (mips_print_operand): Handle new print modifier.
201 * config/mips/mips.h (TARGET_XLP): Define.
202 (TARGET_SYNC_AFTER_SC): Update.
203 (ISA_HAS_SWAP, ISA_HAS_LDADD): Define.
204 * config/mips/sync.md (atomic_exchange, atomic_fetch_add): Use
205 XLP-specific swap and ldadd patterns.
206 (atomic_exchange_swap, atomic_fetch_add_ldadd): New patterns.
208 2012-06-19 Tom de Vries <vries@codesourcery.com>
209 Maxim Kuvyrkov <maxim@codesourcery.com>
211 * config/mips/mips.c (mips_emit_pre_atomic_barrier_p,)
212 (mips_emit_post_atomic_barrier_p): New static functions.
213 (mips_process_sync_loop): Use them. Emit sync memory barriers in
214 accordance with memory model semantics. Add return of CMP result for
216 * config/mips/mips.md: Update comment.
217 (sync_cmp): New attribute.
218 (sync_memmodel): New attribute replacing sync_release_barrier.
219 * config/mips/sync.md (UNSPEC_ATOMIC_COMPARE_AND_SWAP,)
220 (UNSPEC_ATOMIC_EXCHANGE, UNSPEC_ATOMIC_FETCH_OP): New constants.
221 (sync_lock_test_and_set, test_and_set_12): Update.
222 (atomic_compare_and_swap, atomic_exchange, atomic_exchange_llsc,)
223 (atomic_fetch_add, atomic_fetch_add_llsc): New patterns.
225 2012-06-19 Joseph Myers <joseph@codesourcery.com>
227 * config/rs6000/spe.md (*mov_si<mode>_e500_subreg0): Rename to
228 mov_si<mode>_e500_subreg0.
229 (*mov_si<mode>_e500_subreg0_elf_low)
230 (*mov_si<mode>_e500_subreg4_elf_low): New patterns.
232 2012-06-19 Richard Henderson <rth@redhat.com>
234 * config/alpha/alpha.c: Include params.h.
235 (alpha_option_override): Initialize PARAM_L1_CACHE_LINE_SIZE,
236 PARAM_L1_CACHE_SIZE, PARAM_L2_CACHE_SIZE for the cpu tuning.
238 2012-06-19 Steven Bosscher <steven@gcc.gnu.org>
240 * doc/tm.texi.in (TARGET_OBJC_DECLARE_UNRESOLVED_CLASS_REFERENCE,
241 TARGET_OBJC_DECLARE_CLASS_DEFINITION): Add @hooks.
242 (ASM_DECLARE_CLASS_REFERENCE, ASM_DECLARE_UNRESOLVED_REFERENCE):
244 * doc/tm.texi: Regenerate.
245 * config/darwin.h (ASM_OUTPUT_LABELREF): Remove special case for
247 * config/darwin-c.c: Include target.h.
248 (darwin_objc_declare_unresolved_class_reference): New function.
249 (darwin_objc_declare_class_definition): New function.
250 (TARGET_OBJC_DECLARE_UNRESOLVED_CLASS_REFERENCE): Define.
251 (TARGET_OBJC_DECLARE_CLASS_DEFINITION): Define.
253 2012-06-19 Steven Bosscher <steven@gcc.gnu.org>
255 * target.def (output_ident): New hook.
256 * targhooks.h (default_asm_output_ident_directive): Add prototype.
257 * varasm.c (assemble_asm): Only prefix a tab if the string does not
258 already start with one.
259 (default_asm_output_ident_directive): New function to emit
260 .ident as a top-level asm node while parsing, or directly to
261 asm_out_file after parsing.
262 * toplev.c (compile_file): Print a GCC .ident with
263 targetm.asm_out.output_ident.
264 * doc/tm.texi.in (ASM_OUTPUT_IDENT): Remove documentation for macro.
265 (TARGET_ASM_OUTPUT_IDENT): Add @hook for this.
266 * doc/tm.texi: Update.
268 * config/elfos.h (ASM_OUTPUT_IDENT, IDENT_ASM_OP): Remove.
269 (TARGET_ASM_OUTPUT_IDENT): Define.
270 * config/i386/djgpp.h (IDENT_ASM_OP): Remove.
271 * config/i386/gas.h (ASM_OUTPUT_IDENT): Remove.
272 * config/arm/aout.h (ASM_OUTPUT_IDENT): Remove.
273 * config/sparc/sparc.h (IDENT_ASM_OP): Remove.
274 (TARGET_ASM_OUTPUT_IDENT): Define.
275 * config/picochip/picochip.h (IDENT_ASM_OP): Remove.
276 (TARGET_ASM_OUTPUT_IDENT): Define.
278 * config/cris/cris-protos.h (cris_asm_output_ident): Add prototype.
279 * config/cris/cris.c (cris_asm_output_ident): New function.
280 * config/cris/cris.h (ASM_OUTPUT_IDENT, IDENT_ASM_OP): Remove.
282 * config/microblaze/microblaze-protos.h (microblaze_asm_output_ident):
284 * config/microblaze/microblaze.c: Include cgraph.h for add_asm_node.
285 (microblaze_asm_output_ident): Rewrite to work similar to
286 default_asm_output_ident_directive for front-end .idents.
287 * config/microblaze/microblaze.h (ASM_OUTPUT_IDENT): Remove.
288 (TARGET_ASM_OUTPUT_IDENT): Define.
290 * config/mips/mips.h (ASM_OUTPUT_IDENT): Remove.
291 * config/mips/sde.h (IDENT_ASM_OP, ASM_OUTPUT_IDENT): Remove.
293 * config/rx/rx.c: Include cgraph.h for add_asm_node.
294 (rx_asm_output_ident): New function, similar to
295 default_asm_output_ident_directive, but handle AS100 syntax also, so
296 that #ident also works for rx in AS100 syntax.
297 (TARGET_ASM_OUTPUT_IDENT): Define.
298 * config/rx/rx.h (IDENT_ASM_OP): Remove.
300 * Makefile.in: Fix dependencies for c-family/c-lex.o.
302 2012-06-19 Uros Bizjak <ubizjak@gmail.com>
304 * config/i386/i386.md (FIST_ROUNDING): New int iterator.
305 (rounding): Handle UNSPEC_FIST_{FLOOR,CEIL}.
307 (*fist<mode>2_<rounding>_1): Macroize insn from
308 *fist<mode>2_{floor,ceil}_1 using FIST_ROUNDING int iterator.
309 (fistdi2_<rounding>): Macroize insn from
310 fistdi2_{floor,ceil} using FIST_ROUNDING int iterator.
311 (fistdi2_<rounding>_with_temp and splitters): Macroize insn and
312 corresponding splitters from fistdi2_{floor,ceil} and corresponding
313 splitters using FIST_ROUNDING int iterator.
314 (fist<mode>2_<rounding>): Macroize insn from
315 fist<mode>2_{floor,ceil} using FIST_ROUNDING int iterator.
316 (fist<mode>2_<rounding>_with_temp and splitters): Macroize insn and
317 corresponding splitters from fist<mode>2_{floor,ceil} and corresponding
318 splitters using FIST_ROUNDING int iterator.
319 (l<rounding>xf<mode>2): Macroize expander from l{floor,ceil}xf<mode>2
320 using FIST_ROUNDING int iterator.
322 2012-06-19 Richard Henderson <rth@redhat.com>
324 * config/i386/i386-protos.h (ix86_expand_sse2_mulv4si3): Declare.
325 * config/i386/i386.c (ix86_expand_sse2_mulv4si3): New.
326 * config/i386/predicates.md (nonimmediate_or_const_vector_operand): New.
327 * config/i386/sse.md (sse2_mulv4si3): Delete.
328 (mul<VI4_AVX2>3): Use ix86_expand_sse2_mulv4si3 and
329 nonimmediate_or_const_vector_operand.
331 2012-06-19 Richard Henderson <rth@redhat.com>
333 * expmed.c (struct init_expmed_rtl): Split ...
334 (init_expmed_one_mode): ... out of ...
335 (init_expmed): ... here. Initialize integer vector modes also.
336 (synth_mult): Handle integer vector modes.
337 (choose_mult_variant): Likewise.
338 (expand_mult_const): Likewise.
339 (expand_mult): Likewise.
340 * machmode.h (GET_MODE_UNIT_BITSIZE): New.
342 2012-06-19 Richard Henderson <rth@redhat.com>
344 * config/i386/i386.c (ix86_rtx_costs): Handle CONST_VECTOR, and
345 integral vector modes.
347 2012-06-19 Uros Bizjak <ubizjak@gmail.com>
349 * config/i386/i386.md (FRNDINT_ROUNDING): New int iterator.
350 (rounding): New int attribute.
352 (frndintxf2_<rounding>): Macroize insn from
353 frndintxf2_{floor,ceil,trunc} using FRNDINT_ROUNDING int iterator.
354 (frndintxf2_<rounding>_i387): Macroize insn from
355 frndintxf2_{floor,ceil,trunc}_i387 using FRNDINT_ROUNDING int iterator.
357 2012-06-19 Richard Guenther <rguenther@suse.de>
359 * tree-vrp.c (union_ranges): New function.
360 (vrp_meet_1): Use union_ranges.
361 (vrp_meet): Dump what we union and call vrp_meet_1.
363 2012-06-19 Richard Earnshaw <rearnsha@arm.com>
365 * arm.md (enum unspec): Delete UNSPEC_SIN and UNSPEC_COS.
366 (attr type): Remove fmul, ffmul, farith, ffarith, float_em
367 f_fpa_load, f_fpa_store, f_mem_r, r_mem_f.
368 (attr write_conflict, attr core_cycles): Update.
369 * arm-generic.md (r_mem_f_wbuf): Delete reservation.
371 2012-06-19 Richard Guenther <rguenther@suse.de>
373 * tree-vrp.c (intersect_ranges): Handle more cases.
374 (vrp_intersect_ranges): Dump what we intersect and call ...
375 (vrp_intersect_ranges_1): ... this.
377 2012-06-19 Richard Guenther <rguenther@suse.de>
379 PR tree-optimization/53708
380 * tree-vect-data-refs.c (vect_can_force_dr_alignment_p): Preserve
381 user-supplied alignment and alignment of decls with the used
384 2012-06-18 Lawrence Crowl <crowl@google.com>
386 * timevar.def (TV_PHASE_GENERATE): Rename to TV_PHASE_LATE_ASM.
387 (TV_PHASE_CGRAPH): Rename to TV_PHASE_OPT_GEN.
388 (TV_PHASE_STREAM_IN): New.
389 (TV_PHASE_STREAM_OUT): New.
390 * timevar.c (validate_phases): New.
391 (timevar_print): Call validate_phases.
392 * c-decl.c (c_write_global_declarations): Rename use of TV_PHASE_CGRAPH
394 * langhooks.c (write_global_declarations): Rename use of
395 TV_PHASE_CGRAPH to TV_PHASE_OPT_GEN. Use TV_PHASE_DBGINFO instead of
396 TV_PHASE_CHECK_DBGINFO.
397 * toplev.c (compile_file): Rename use of TV_PHASE_GENERATE to
398 TV_PHASE_LATE_ASM. Move start of TV_PHASE_LATE_ASM to after call to
399 lang_hooks.decls.final_write_globals.
401 2012-06-18 David Edelshn <dje.gcc@gmail.com>
403 * config/rs6000/aix52.h (TARGET_EXTRA_BUILTINS): Define as 0.
405 2012-06-18 Uros Bizjak <ubizjak@gmail.com>
408 * config/i386/sse.md (*sse4_2_pcmpestr_unaligned): New.
409 (*sse4_2_pcmpistr_unaligned): New.
411 2012-06-18 Ian Bolton <ian.bolton@arm.com>
412 Sameera Deshpande <sameera.deshpande@arm.com>
413 Greta Yorsh <greta.yorsh@arm.com>
415 * config/arm/arm-protos.h (arm_output_epilogue): Remove.
416 * config/arm/arm.c (print_multi_reg): Remove.
417 (vfp_output_fldmd): Likewise.
418 (arm_output_epilogue): Likewise.
419 * config/arm/arm.md (epilogue_insns): Update condition and code.
421 2012-06-18 Ian Bolton <ian.bolton@arm.com>
422 Sameera Deshpande <sameera.deshpande@arm.com>
423 Greta Yorsh <greta.yorsh@arm.com>
425 * config/arm/arm-protos.h (thumb2_expand_return): New declaration.
426 * config/arm/arm.c (thumb2_expand_return): New function.
427 * config/arm/arm.md (return): Update condition and code.
429 2012-06-18 Ian Bolton <ian.bolton@arm.com>
430 Sameera Deshpande <sameera.deshpande@arm.com>
431 Greta Yorsh <greta.yorsh@arm.com>
433 * config/arm/arm-protos.h (output_return_instruction): New parameter
434 and int to bool change of parameter types.
435 * config/arm/arm.c (output_return_instruction): Likewise.
436 * config/arm/arm.md (arm_simple_return): New pattern.
437 (arm_return, cond_return, cond_return_inverted): Add new arguments.
438 * config/arm/thumb2.md (thumb2_return): Update condition and code.
440 2012-06-18 Ian Bolton <ian.bolton@arm.com>
441 Sameera Deshpande <sameera.deshpande@arm.com>
442 Greta Yorsh <greta.yorsh@arm.com>
444 * config/arm/arm-protos.h (arm_expand_epilogue): New declaration.
445 * config/arm/arm.c (arm_expand_epilogue): New function.
446 * config/arm/arm.md (epilogue): Update condition and code.
447 (sibcall_epilogue): Likewise.
449 2012-06-18 Ian Bolton <ian.bolton@arm.com>
450 Sameera Deshpande <sameera.deshpande@arm.com>
451 Greta Yorsh <greta.yorsh@arm.com>
453 * config/arm/arm.c (arm_expand_epilogue_apcs_frame): New function.
454 * config/arm/arm.md (arm_addsi3) Add an alternative.
456 2012-06-18 Ian Bolton <ian.bolton@arm.com>
457 Sameera Deshpande <sameera.deshpande@arm.com>
458 Greta Yorsh <greta.yorsh@arm.com>
460 * config/arm/arm.md (vfp_pop_multiple_with_writeback) New define_insn.
461 * config/arm/predicates.md (pop_multiple_fp) New special predicate.
462 * config/arm/arm.c (arm_emit_vfp_multi_reg_pop): New function.
464 2012-06-18 Ian Bolton <ian.bolton@arm.com>
465 Sameera Deshpande <sameera.deshpande@arm.com>
466 Greta Yorsh <greta.yorsh@arm.com>
468 * config/arm/arm.md (load_multiple_with_writeback) New define_insn.
469 (load_multiple, pop_multiple_with_writeback_and_return) Likewise.
470 (pop_multiple_with_return, ldr_with_return) Likewise.
471 * config/arm/predicates.md (pop_multiple_return) New special predicate.
472 * config/arm/arm-protos.h (arm_output_multireg_pop) New declaration.
473 * config/arm/arm.c (arm_output_multireg_pop) New function.
474 (arm_emit_multi_reg_pop): New function.
476 2012-06-18 Greta Yorsh <Greta.Yorsh@arm.com>
478 * config/arm/arm.c (ldm_stm_operation_p): Require SP
479 as base register for loads if SP is in the register list.
481 2012-06-18 Richard Guenther <rguenther@suse.de>
483 PR tree-optimization/53693
484 * tree-vect-patterns.c (vect_operation_fits_smaller_type):
485 Reject operands with more than one use.
487 2012-06-18 Bill Schmidt <wschmidt@linux.ibm.com>
489 PR tree-optimization/53703
490 * tree-ssa-phiopt.c (hoist_adjacent_loads): Skip virtual phis;
491 correctly set bb_for_def[12].
493 2012-06-18 Steven Bosscher <steven@gcc.gnu.org>
495 * config/vax/vax.h (VMS_TARGET): Remove.
497 2012-06-18 Richard Guenther <rguenther@suse.de>
499 * tree-vrp.c (extract_range_from_assert): Split out range
501 (intersect_ranges): New function.
502 (vrp_intersect_ranges): Likewise.
504 2012-06-18 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
506 * config/s390/s390.c (s390_gimplify_va_arg): Revert change from
509 2012-06-18 Tejas Belagod <tejas.belagod@arm.com>
511 * doc/md.texi: Document int iterators.
512 * read-rtl.c (ints): New iterator group.
513 (find_int): Int iterator group callback.
514 (apply_int_iterator): Likewise.
515 (apply_iterators): Traverse int iterator table and add all the used
517 (initialize_iterators): Initialize data structures and callbacks for
519 (read_rtx): Parse and read mappings for int iterators.
520 (read_rtx_code): Record int iterator usage.
522 2012-06-18 Richard Sandiford <rdsandiford@googlemail.com>
525 * expr.c (expand_expr_addr_expr_1): Convert to tmode before
526 performing an addition.
528 2012-06-17 Steven Bosscher <steven@gcc.gnu.org>
530 * output.h (split_double): Move prototype to rtl.h.
531 (constructor_static_from_elts_p): Move prototype to tree.c.
532 * rtl.h (split_double): Moved here from output.h.
533 * tree.h (constructor_static_from_elts_p): Moved here from output.h.
534 * final.c (split_double): Move from here ...
535 * rtlanal.c (split_double): ... to here.
536 * expr.c: Do not include output.h.
538 2012-06-17 Steven Bosscher <steven@gcc.gnu.org>
540 * cfglayout.h: Remove.
541 * cfglayout.c: Remove.
542 * function.h (struct function): Remove x_last_location field.
543 * function.c: Do not include cfglayout.h.
544 (expand_function_start): Do not call no-op force_next_line_note.
545 (expand_function_end): Likewise.
546 * cfgrtl.c: Do not include cfglayout.h. Include gt-cfgrtl.h.
547 (unlink_insn_chain): Moved here from cfglayout.c.
548 (skip_insns_after_block, label_for_bb, record_effective_endpoints,
549 into_cfg_layout_mode, outof_cfg_layout_mode,
550 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode,
551 relink_block_chain, fixup_reorder_chain, verify_insn_chain,
552 fixup_fallthru_exit_predecessor, force_one_exit_fallthru,
553 cfg_layout_can_duplicate_bb_p, duplicate_insn_chain,
554 cfg_layout_duplicate_bb, cfg_layout_initialize, break_superblocks,
555 cfg_layout_finalize): Likewise.
556 (rtl_can_remove_branch_p): Likewise.
557 * rtl.h (insn_scope): Move prototype from cfglayout.h here.
558 (duplicate_insn_chain): Likewise.
559 (force_next_line_note): Remove prototype.
560 * emit-rtl.c: Do not include tree-flow.h, egad. Include vecprim.h.
561 (last_location): Remove #define to emit.x_last_location.
562 (force_next_line_note): Remove no-op function.
563 (init_emit): Don't set x_last_location.
564 (block_locators_locs, block_locators_blocks, locations_locators_locs,
565 locations_locators_vals, prologue_locator, epilogue_locator,
566 curr_location, last_location, curr_block, last_block, curr_rtl_loc):
567 Move POD to here from cfglayout.c.
568 (insn_locators_alloc, insn_locators_finalize, insn_locators_free,
569 set_curr_insn_source_location, get_curr_insn_source_location,
570 set_curr_insn_block, get_curr_insn_block, curr_insn_locator,
571 locator_scope, insn_scope, locator_location, locator_line, insn_line,
572 locator_file, insn_file, locator_eq): Move to here from cfglayout.c.
573 * cfghooks.h: Remove double-include protection.
574 (can_copy_bbs_p, copy_bbs): Move prototypes from cfglayout.h to here.
575 * cfghooks.c (can_copy_bbs_p, copy_bbs): Move to here from cfglayout.c.
576 * final.c: Do not include cfglayout.h.
577 (choose_inner_scope, change_scope): Move to here from cfglayout.c.
578 (reemit_insn_block_notes): Likewise. Make static.
579 * tree-flow.h (tree_could_trap_p, operation_could_trap_helper_p,
580 operation_could_trap_p, tree_could_throw_p): Move from here...
581 * tree.h: ... to here.
582 * gengtype.c (open_base_files): Remove cfglayout.h from the list.
583 * profile.c: Do not include cfghooks.h.
584 * cfgloopmanip.c: Do not include cfglayout.h and cfghooks.h.
585 * modulo-sched.c: Likewise.
586 * loop-unswitch.c: Do not include cfglayout.h.
587 * sched-ebb.c: Likewise.
588 * tracer.c: Likewise.
590 * tree-vect-loop-manip.c: Likewise.
591 * loop-init.c: Likewise.
592 * dwarf2out.c: Likewise.
593 * hw-doloop.c: Likewise.
594 * loop-unroll.c: Likewise.
595 * cfgcleanup.c: Likewise.
596 * bb-reorder.c: Likewise.
597 * sched-rgn.c: Likewise.
598 * tree-cfg.c: Likewise.
599 * config/alpha/alpha.c: Likewise.
600 * config/spu/spu.c: Likewise.
601 * config/sparc/sparc.c: Likewise.
602 * config/sh/sh.c: Likewise.
603 * config/c6x/c6x.c: Likewise.
604 * config/ia64/ia64.c: Likewise.
605 * config/rs6000/rs6000.c: Likewise.
606 * config/score/score.c: Likewise.
607 * config/mips/mips.c: Likewise.
608 * config/bfin/bfin.c: Likewise.
609 * Makefile.in (CFGAYOUT_H): Remove, and fixup users.
610 * config/rs6000/t-rs6000 (rs6000.o): Do not depend on cfglayout.h.
611 * config/spu/t-spu-elf (spu.o: $): Likewise.
612 * config/sparc/t-sparc (sparc.o): Do not depend on CFGLAYOUT_H.
614 2012-06-17 Steven Bosscher <steven@gcc.gnu.org>
616 * cfgloop.h: Do not include rtl.h.
617 (enum iv_extend_code): New.
618 (struct rtx_iv): Use iv_extend_code instead of rtx_code.
619 * Makefile.in (CFGLOOP_H): Do not depend on RTL_H.
620 * loop-iv.c (iv_extend_to_rtx_code): New function to translate
621 an IV_EXTEND_CODE to an RTX_CODE.
622 (dump_iv_info): Update for rtx_iv field type change.
623 (iv_constant): Likewise.
624 (iv_subreg): Likewise.
625 (iv_extend): Likewise.
629 (iv_shift): Likewise.
630 (get_biv_step_1): Likewise.
631 (get_biv_step): Likewise.
632 (iv_analyze_biv): Likewise.
633 (get_iv_value): Likewise.
634 (shorten_into_mode): Likewise.
635 (canonicalize_iv_subregs): Likewise.
636 * sese.c (sese_build_liveouts): Use MAY_HAVE_DEBUG_STMTS instead
637 of MAY_HAVE_DEBUG_INSNS.
638 * tree-ssa-loop-ivopts.c: Include recog.h after expr.h.
639 * tree-ssa-loop-prefetch.c: Likewise.
641 2012-06-17 Steven Bosscher <steven@gcc.gnu.org>
643 * expmed.c (ceil_log2): Move from here...
644 * hwint.c: ... to here for older GCCs...
645 * hwint.h: ... and here for newer GCCs.
646 * rtl.h (ceil_log2): Remove prototype.
648 * tree-phinodes.c: Do not include rtl.h.
649 * Makefile.in (tree-phinodes.o): Do not depend on RTL_H.
651 2012-06-17 Steven Bosscher <steven@gcc.gnu.org>
653 * config/cris/cris.h (TARGET_ELF): Remove.
654 (FORCE_EH_FRAME_INFO_IN_DATA_SECTION): Remove.
655 (CRIS_ASM_OUTPUT_ALIGNED_DECL_COMMON): Simpify using TARGET_ELF==1.
656 (LOCAL_LABEL_PREFIX): Likewise.
657 * config/cris/cris.c (cris_target_asm_named_section): Remove.
658 (cris_option_override): Simpify using TARGET_ELF==1.
659 (cris_file_start): Likewise.
660 * config/cris/cris-protos.h (cris_target_asm_named_section): Remove.
662 2012-06-17 Uros Bizjak <ubizjak@gmail.com>
664 * config/i386/sse.md (vcvtph2ps): Fix vec_select selector.
666 2012-06-16 Eric Botcazou <ebotcazou@adacore.com>
669 * tree-inline.c (initialize_cfun): Copy can_delete_dead_exceptions.
671 2012-06-15 Easwaran Raman <eraman@google.com>
673 * passes.c (init_optimization_passes): Remove pass_call_cdce
674 from its current position and insert after pass_dce.
676 2012-06-15 Walter Lee <walt@tilera.com>
678 * config/tilegx/sync.md (atomic_fetch_<fetchop_name><mode>): Fix typo.
680 2012-06-15 Richard Earnshaw <rearnsha@arm.com>
682 * arm.c (note_invalid_constants): Don't return a result.
683 (arm_memory_load_p): Delete function.
684 (arm_const_double_rtx): Delete iterator variable i;
685 (fp_immediate_constant): Likewise.
686 (fp_const_from_val): Likewise.
688 * arm.c (arm_init_iwmmxt_builtins): Delete void_ftype_void.
690 2012-06-15 Marc Glisse <marc.glisse@inria.fr>
693 * c-typeck.c (c_build_vec_perm_expr): Move to c-family/c-common.c.
694 * c-tree.h (c_build_vec_perm_expr): Move to c-family/c-common.h.
696 2012-06-15 Georg-Johann Lay <avr@gjlay.de>
698 * config/avr/avr.c (avr_default_expand_builtin): New function.
699 (avr_expand_builtin): Use it.
700 (avr_expand_unop_builtin): Remove.
701 (avr_expand_binop_builtin): Remove.
702 (avr_expand_triop_builtin): Remove.
704 2012-06-15 Michael Matz <matz@suse.de>
707 * cfgexpand.c (add_alias_set_conflicts): Remove.
708 (expand_used_vars): Don't call it.
709 (aggregate_contains_union_type): Remove.
710 * function.c (n_temp_slots_in_use): New static data.
711 (make_slot_available, assign_stack_temp_for_type): Update it.
712 (init_temp_slots): Zero it.
713 (remove_unused_temp_slot_addresses): Use it for quicker removal.
714 (remove_unused_temp_slot_addresses_1): Use htab_clear_slot.
716 2012-06-15 Michael Matz <matz@suse.de>
718 * gimplify.c (gimplify_compound_literal_expr): Take gimple_test_f
719 argument, don't emit assign statement if value is directly usable.
720 (gimplify_expr): Adjust.
722 2012-06-15 Michael Matz <matz@suse.de>
724 * gimplify.c (gimplify_modify_expr): Fold generated statements.
725 * gimple-fold.c (can_refer_decl_in_current_unit_p): Check flag_ltrans.
727 2012-06-15 Richard Guenther <rguenther@suse.de>
729 * tree-vrp.c (set_and_canonicalize_value_range): Use canonical
730 predicates to set VR_UNDEFINED and VR_VARYING. Drop a case
731 we assert for in set_value_range to VR_VARYING.
733 2012-06-15 Richard Earnshaw <rearnsha@arm.com>
735 * arm.md (addsf3, adddf3): Use s_register_operand.
736 (subsf3, subdf3): Likewise.
737 (mulsf3, muldf3): Likewise.
738 (difsf3, divdf3): Likewise.
739 (movsfcc, movdfcc): Likewise.
740 * predicates.md (f_register_operand): Delete.
741 (arm_float_rhs_operand): Delete.
742 (arm_float_add_operand): Delete.
743 (arm_float_compare_operand): Use s_register_operand when
745 (cirrus_register_operand): Delete.
746 (cirrus_fp_register): Delete.
747 (cirrus_shift_const): Delete.
748 (cmpdi_operand): Remove Maverick support.
749 * constraints.md (f, v, H): Delete constraints.
750 (G): Update documentation.
751 * arm.c (fp_consts_inited): Convert to bool.
752 (strings_fp): Delete.
754 (value_fp0): New variable.
755 (init_fp_table): Simplify logic.
756 (arm_const_double_rtx): Likewise.
757 (fp_immediate_constant): Likewise.
758 (fp_const_from_val): Likewise.
759 (neg_const_double_rtx_ok_for_fpa): Delete.
760 * doc/md.texi (ARM constraints): Update documentation.
762 2012-06-15 Ulrich Weigand <ulrich.weigand@linaro.org>
764 PR tree-optimization/53636
765 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Verify
766 stride when doing basic-block vectorization.
768 2012-06-15 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
770 * tree-vect-generic.c (lower_vec_perm): Propagate vector constants
773 2012-06-15 Jakub Jelinek <jakub@redhat.com>
775 * tree-vect-patterns.c (vect_pattern_recog): Don't unnecessarily
776 allocate and free bbs array for the SLP case.
778 PR tree-optimization/51581
779 * expr.h (choose_multiplier): New prototype.
780 * expmed.c (choose_multiplier): No longer static.
781 Change multiplier_ptr from rtx * to UHWI *.
782 (expand_divmod): Adjust callers.
783 * tree-vect-patterns.c (vect_recog_sdivmod_pow2_pattern): Renamed to...
784 (vect_recog_divmod_pattern): ... this. Pass bb_vinfo as last
785 argument to new_stmt_vec_info. Attempt to optimize also divisions
786 by non-pow2 constants if integer vector division isn't supported.
787 * tree-vect-stmts.c (vect_analyze_stmt): If node != NULL,
788 don't look at pattern stmts and sequences.
790 2012-06-15 Eric Botcazou <ebotcazou@adacore.com>
793 * common.opt (-fdelete-dead-exceptions): New switch.
794 * doc/invoke.texi (Code Gen Options): Document it.
795 * cse.c (count_reg_usage) <CALL_INSN>: Use !insn_nothrow_p in lieu of
796 insn_could_throw_p predicate. Do not skip an insn that could throw
797 if dead exceptions can be deleted.
798 (insn_live_p): Likewise, do not return true in that case.
799 * dce.c (can_alter_cfg): New flag.
800 (deletable_insn_p): Do not return false for an insn that can throw if
801 the CFG can be altered and dead exceptions can be deleted.
802 (init_dce): Set can_alter_cfg to false for fast DCE, true otherwise.
803 * dse.c (scan_insn): Use !insn_nothrow_p in lieu of insn_could_throw_
804 predicate. Do not preserve an insn that could throw if dead exceptions
806 * function.h (struct function): Add can_delete_dead_exceptions flag.
807 * function.c (allocate_struct_function): Set it.
808 * lto-streamer-in.c (input_struct_function_base): Stream it.
809 * lto-streamer-out.c (input_struct_function_base): Likewise.
810 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Do not mark a
811 statement that could throw as necessary if dead exceptions can be
814 2012-06-14 Maxim Kuvyrkov <maxim@codesourcery.com>
816 * config/tilegx/sync.md (atomic_fetch_sub<mode>): Fix typo.
818 2012-06-14 Oleg Endo <olegendo@gcc.gnu.org>
821 * config/sh/sh.md: Add peephole for swapbsi2.
822 (*swapbisi2_and_shl8, *swapbhisi2): New insns and splits.
824 2012-06-14 Uros Bizjak <ubizjak@gmail.com>
826 * config/i386/i386.md (*zero_extendsidi2): Remove x,x alternative.
827 (*zero_extendsidi2_rex64): Ditto. Remove isa attribute.
829 2012-06-14 Jakub Jelinek <jakub@redhat.com>
832 * config/i386/i386.md (*anddi_1 into *andsi_1_zext splitter): New.
834 2012-06-14 Richard Earnshaw <rearnsha@arm.com>
836 * arm.c (arm_cirrus_insn_p): Delete.
837 (cirrus_reorg): Delete.
838 (arm_reorg): Don't call cirrus_reorg.
839 (arm_final_prescan_insn_p): Don't check for cirrus insns.
840 * arm.md (define_attr "type"): Remove mav_farith and mav_dmult.
841 (adddi3, subdi3): Remove Maverick support.
842 (arm_adddi3): Likewise.
843 (adddi_sesidi_di, adddi_zesidi_di): Likewise.
844 (addsf3, adddf3): Likewise.
845 (subsf3, subdf3): Likewise.
846 (mulsf3, muldf3): Likewise.
847 (ashldi3, ashrdi3, lshrdi3): Likewise.
848 (floatsisf2, floatsidf2): Likewise.
849 (fix_truncsfsi2, fix_truncdfsi2): Likewise.
850 (arm_movdi, thumb1_movdi_insn): Likewise.
851 (arm_cmpdi_insn): Likewise.
852 (cirrus_cmpsf, cirrus_cmpdf, cirrus_cmpdi): Likewise.
853 (cirrus.md): Don't include.
854 * cirrus.md: Delete file.
855 * t-arm (MD_INCLUDES): Remove cirrus.md.
857 2012-06-14 Eric Botcazou <ebotcazou@adacore.com>
859 * dwarf2out.c (function_possibly_abstracted_p): New static function.
860 (gen_subprogram_die): Use it function_possibly_abstracted_p in lieu of
861 cgraph_function_possibly_inlined_p.
862 (gen_inlined_subroutine_die): Return if the origin is to be ignored.
863 (process_scope_var): Do not emit concrete instances of abstracted
864 nested functions from here.
865 (gen_decl_die): Emit the abstract instance if the function is possibly
866 abstracted and not only possibly inlined.
867 (dwarf2out_finish): Find the first non-abstract parent instance and
868 attach concrete instances on the limbo list to it.
870 2012-06-14 Richard Earnshaw <rearnsha@arm.com>
872 * arm.md (divsf3, divdf3): Remove FPA support.
873 (negsf2, negdf2): Likewise.
874 (sqrtsf2, sqrtdf2): Likewise.
876 (modsf3, moddf3, movxf): Delete.
877 (push_fp_multi): Delete.
878 (fpa.md): Don't include it.
879 * fpa.md: Delete file.
880 * t-arm (MD_INCLUDES): Remove fpa.md.
882 2012-06-14 Bill Schmidt <wschmidt@linux.ibm.com>
884 * tree-vectorizer.h (vect_get_stmt_cost): Move from tree-vect-stmts.c.
885 (cost_for_stmt): Remove decl.
886 (vect_get_single_scalar_iteration_cost): Correct typo in name.
887 * tree-vect-loop.c (vect_get_cost): Remove.
888 (vect_get_single_scalar_iteration_cost): Correct typo in name; use
889 vect_get_stmt_cost rather than vect_get_cost.
890 (vect_get_known_peeling_cost): Use vect_get_stmt_cost rather than
892 (vect_estimate_min_profitable_iters): Correct typo in call to
893 vect_get_single_scalar_iteration_cost; use vect_get_stmt_cost rather
895 (vect_model_reduction_cost): Use vect_get_stmt_cost rather than
897 (vect_model_induction_cost): Likewise.
898 * tree-vect-data-refs.c (vect_peeling_hash_get_lowest_cost): Correct
899 typo in call to vect_get_single_scalar_iteration_cost.
900 * tree-vect-stmts.c (vect_get_stmt_cost): Move to tree-vectorizer.h.
901 (cost_for_stmt): Remove unnecessary function.
902 * Makefile.in (TREE_VECTORIZER_H): Update dependencies.
904 2012-06-14 Richard Earnshaw <rearnsha@arm.com>
906 * arm.opt (mfp=2, mfp=3, mfpe, mfpe=2, mfpe=3): Delete options.
907 * arm-fpus.def (fpa, fpe2, fpe3, maverick): Delete FPU types.
908 * arm-tables.opt: Regenerated.
909 * doc/invoke.texi: Remove references to deleted options.
911 2012-06-14 Sandeep Kumar Singh <Sandeep.Singh2@kpitcummins.com>
913 * config/h8300/genmova.sh: Modified to add offset bits of
914 mova/Sz assembly instruction for memory access.
915 * config/h8300/h8300.c: Likewise.
916 * config/h8300/mova.md: Likewise.
918 2012-06-12 Christian Bruel <christian.bruel@st.com>
921 * config/sh/sh.c (sh_option_override): Don't force
922 flag_omit_frame_pointer and maccumulate_outgoing_args.
923 * config/sh/sh.opt (maccumulate-outgoing-args): Init as Var.
925 2012-06-14 Richard Guenther <rguenther@suse.de>
927 * tree-vrp.c (VR_INITIALIZER): New define.
928 (ranges_from_anti_range): New function.
929 (extract_range_from_binary_expr_1): Decompose operations on
930 VR_ANTI_RANGEs to operations on VR_RANGE.
931 (extract_range_from_unary_expr_1): Likewise.
932 (extract_range_from_binary_expr_1, extract_range_from_binary_expr,
933 extract_range_from_unary_expr_1, extract_range_from_unary_expr,
934 extract_range_from_cond_expr, adjust_range_with_scev,
935 vrp_visit_assignment_or_call, vrp_visit_phi_node,
936 simplify_bit_ops_using_ranges): Use VR_INITIALIZER.
938 2012-06-13 Richard Henderson <rth@redhat.com>
940 * hwint.h (HOST_WIDEST_INT_C): New.
941 (HOST_WIDE_INT_C): New.
942 (HOST_WIDE_INT_1): Use it.
943 * config/alpha/alpha.c (alpha_trampoline_init): Use it.
945 2012-06-13 Alexandre Oliva <aoliva@redhat.com>
948 * var-tracking.c: Include alias.h.
949 (overlapping_mems): New struct.
950 (drop_overlapping_mem_locs): New.
951 (clobber_overlapping_mems): New.
952 (var_mem_delete_and_set, var_mem_delete): Call it.
953 (val_bind): Likewise, but only if modified.
954 (compute_bb_dataflow, emit_notes_in_bb): Call it on MEMs.
955 * Makefile.in (var-tracking.o): Depend in $(ALIAS_H).
957 2012-06-13 Alexandre Oliva <aoliva@redhat.com>
960 * var-tracking.c (loc_exp_dep_pool): New.
961 (vt_emit_notes): Create and release the pool.
962 (compute_bb_dataflow): Use value-based locations in MO_VAL_SET.
963 (emit_notes_in_bb): Likewise.
964 (loc_exp_dep_insert): Deal with NOT_ONEPART vars.
965 (notify_dependents_of_changed_value): Likewise.
966 (notify_dependents_of_resolved_value): Check that NOT_ONEPART
967 variables don't have a VAR_LOC_DEP_LST.
968 (emit_note_insn_var_location): Expand NOT_ONEPART locs that are
969 VALUEs or MEMs of VALUEs.
971 2012-06-13 Alexandre Oliva <aoliva@redhat.com>
975 * dce.c (word_dce_process_block): Insert debug temps only if the
977 (dce_process_block): Likewise, and if debug.used is not empty,
978 and only after iterating over all DEFs that might mark the insn.
980 2012-06-13 Alexandre Oliva <aoliva@redhat.com>
982 * common.opt (ftree-coalesce-inlined-vars): New.
983 (ftree-coalesce-vars): New.
984 * doc/invoke.texi: Document them.
985 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
988 2012-06-13 Richard Sandiford <rdsandiford@googlemail.com>
990 * read-rtl.c (mapping): Remove index field. Add current_value field.
992 (iterator_group): Fix long line. Remove num_builtins field and
993 uses_iterator fields. Make apply_iterator take a void * parameter.
994 (iterator_use, atttribute_use): New structures.
995 (iterator_traverse_data, BELLWETHER_CODE, bellwether_codes): Delete.
996 (current_iterators, iterator_uses, attribute_uses): New variables.
997 (uses_mode_iterator_p, uses_code_iterator_p): Delete.
998 (apply_mode_iterator, apply_code_iterator): Take a void * parameter.
999 (map_attr_string, apply_iterator_to_string): Remove iterator
1000 and value parameters. Look through all current iterator values
1001 for a matching attribute.
1002 (mode_attr_index, apply_mode_maps): Delete.
1003 (apply_iterator_to_rtx): Replace with...
1004 (copy_rtx_for_iterators): ...this new function.
1005 (uses_iterator_p, apply_iterator_traverse): Delete.
1006 (apply_attribute_uses, add_current_iterators, apply_iterators): New
1008 (add_mapping): Remove index field. Set current_value field.
1009 (initialize_iterators): Don't set num_builtins and uses_iterator_p
1011 (find_iterator): Delete.
1012 (record_iterator_use, record_attribute_use): New functions.
1013 (record_potential_iterator_use): New function.
1014 (check_code_iterator): Remove handling of bellwether codes.
1015 (read_rtx): Remove mode maps. Truncate iterator and attribute uses.
1016 (read_rtx_code, read_nested_rtx, read_rtx_variadic): Remove mode_maps
1017 parameter. Use the first code iterator value instead of the
1018 bellwether_codes array. Use record_potential_iterator_use for modes.
1020 2012-06-13 Oleg Endo <olegendo@gcc.gnu.org>
1023 * config/sh/sh.md (bswapsi2): New expander.
1024 (swapbsi2): New insn.
1026 2012-06-13 H.J. Lu <hongjiu.lu@intel.com>
1029 * config/i386/i386.c (ix86_tune_cost): New variable.
1030 (ix86_option_override_internal): Set ix86_tune_cost. Use
1031 ix86_tune_cost for simultaneous_prefetches, prefetch_block,
1032 l1_cache_size and l2_cache_size.
1034 2012-06-13 Richard Guenther <rguenther@suse.de>
1036 * tree-vrp.c (vrp_meet): Properly meet equivalent ranges.
1037 Handle meeting two VR_RANGE to an VR_ANTI_RANGE. Implement
1038 all possible meetings of VR_RANGE with VR_ANTI_RANGE and
1039 VR_ANTI_RANGE with VR_ANTI_RANGE.
1041 2012-06-13 Richard Earnshaw <rearnsha@arm.com>
1043 * config.gcc (unsupported): Move obsoleted FPA-based configurations
1045 (obsolete): ... here.
1046 (arm*-*-freebsd*): Remove.
1047 (arm*-*-linux*): Only accept EABI variants. Simplify logic.
1048 (arm*-*-uclinux*): Likewise.
1049 (arm*-*-ecos-elf): Remove.
1050 (arm*-*-rtems*): Remove.
1051 (arm*-*-elf): Remove.
1052 (arm*-wince-pe*): Remove.
1053 (arm, --with-fpu): Remove support for fpa and Maverick variants.
1054 * arm/ecos-elf.h: Delete.
1055 * arm/t-strongarm-elf: Delete.
1056 * arm/rtems-elf.h: Delete.
1057 * arm/wince-pe.h: Delete.
1060 * arm/t-wince-pe: Delete.
1062 2012-06-13 Bill Schmidt <wschmidt@linux.ibm.com>
1064 PR tree-optimization/53647
1065 * tree-ssa-phiopt.c (gate_hoist_loads): Skip transformation for
1066 targets with no defined cache line size.
1068 2012-06-13 Bill Schmidt <wschmidt@linux.ibm.com>
1070 * targhooks.c (default_builtin_vectorized_conversion): Handle
1071 vec_construct, using vectype to base cost on subparts.
1072 * target.h (enum vect_cost_for_stmt): Add vec_construct.
1073 * tree-vect-stmts.c (vect_model_load_cost): Use vec_construct
1074 instead of scalar_to-vec.
1075 * config/spu/spu.c (spu_builtin_vectorization_cost): Handle
1076 vec_construct in same way as default for now.
1077 * config/i386/i386.c (ix86_builtin_vectorization_cost): Likewise.
1078 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost):
1079 Handle vec_construct, including special case for 32-bit loads.
1081 2012-06-13 Xinyu Qi <xyqi@marvell.com>
1083 * config/arm/arm.c (FL_IWMMXT2): New define.
1084 (arm_arch_iwmmxt2): New variable.
1085 (arm_option_override): Enable use of iWMMXt with VFP.
1086 Disable use of iWMMXt with NEON. Disable use of iWMMXt under
1087 Thumb mode. Set arm_arch_iwmmxt2.
1088 (arm_expand_binop_builtin): Accept VOIDmode op.
1089 (enum arm_builtins): Revise built-in fcode.
1090 (IWMMXT2_BUILTIN): New define.
1091 (IWMMXT2_BUILTIN2): Likewise.
1092 (iwmmx2_mbuiltin): Likewise.
1093 (builtin_description bdesc_2arg): Revise built in declaration.
1094 (builtin_description bdesc_1arg): Likewise.
1095 (arm_init_iwmmxt_builtins): Revise built in initialization.
1096 (arm_expand_builtin): Revise built in expansion.
1097 (arm_output_iwmmxt_shift_immediate): New function.
1098 (arm_output_iwmmxt_tinsr): Likewise.
1099 * config/arm/arm-protos.h (arm_output_iwmmxt_shift_immediate): Declare.
1100 (arm_output_iwmmxt_tinsr): Likewise.
1101 * config/arm/iwmmxt.md (WCGR0, WCGR1, WCGR2, WCGR3): New constant.
1102 (iwmmxt_psadbw, iwmmxt_walign, iwmmxt_tmrc, iwmmxt_tmcr): Delete.
1103 (rorv4hi3, rorv2si3, rordi3): Likewise.
1104 (rorv4hi3_di, rorv2si3_di, rordi3_di): Likewise.
1105 (ashrv4hi3_di, ashrv2si3_di, ashrdi3_di): Likewise.
1106 (lshrv4hi3_di, lshrv2si3_di, lshrdi3_di): Likewise.
1107 (ashlv4hi3_di, ashlv2si3_di, ashldi3_di): Likewise.
1108 (iwmmxt_tbcstqi, iwmmxt_tbcsthi, iwmmxt_tbcstsi): Likewise
1109 (*iwmmxt_clrv8qi, *iwmmxt_clrv4hi, *iwmmxt_clrv2si): Likewise.
1110 (tbcstv8qi, tbcstv4hi, tbsctv2si): New pattern.
1111 (iwmmxt_clrv8qi, iwmmxt_clrv4hi, iwmmxt_clrv2si): Likewise.
1112 (*and<mode>3_iwmmxt, *ior<mode>3_iwmmxt, *xor<mode>3_iwmmxt): Likewise.
1113 (ror<mode>3, ror<mode>3_di): Likewise.
1114 (ashr<mode>3_di, lshr<mode>3_di, ashl<mode>3_di): Likewise.
1115 (ashli<mode>3_iwmmxt, iwmmxt_waligni, iwmmxt_walignr): Likewise.
1116 (iwmmxt_walignr0, iwmmxt_walignr1): Likewise.
1117 (iwmmxt_walignr2, iwmmxt_walignr3): Likewise.
1118 (iwmmxt_setwcgr0, iwmmxt_setwcgr1): Likewise.
1119 (iwmmxt_setwcgr2, iwmmxt_setwcgr3): Likewise.
1120 (iwmmxt_getwcgr0, iwmmxt_getwcgr1): Likewise.
1121 (iwmmxt_getwcgr2, iwmmxt_getwcgr3): Likewise.
1122 (All instruction patterns): Add wtype attribute.
1123 (*iwmmxt_arm_movdi, *iwmmxt_movsi_insn): iWMMXt coexist with vfp.
1124 (iwmmxt_uavgrndv8qi3, iwmmxt_uavgrndv4hi3): Revise the pattern.
1125 (iwmmxt_uavgv8qi3, iwmmxt_uavgv4hi3): Likewise.
1126 (ashr<mode>3_iwmmxt, ashl<mode>3_iwmmxt, lshr<mode>3_iwmmxt): Likewise.
1127 (iwmmxt_tinsrb, iwmmxt_tinsrh, iwmmxt_tinsrw):Likewise.
1128 (eqv8qi3, eqv4hi3, eqv2si3, gtuv8qi3): Likewise.
1129 (gtuv4hi3, gtuv2si3, gtv8qi3, gtv4hi3, gtv2si3): Likewise.
1130 (iwmmxt_wunpckihh, iwmmxt_wunpckihw, iwmmxt_wunpckilh): Likewise.
1131 (iwmmxt_wunpckilw, iwmmxt_wunpckehub, iwmmxt_wunpckehuh): Likewise.
1132 (iwmmxt_wunpckehuw, iwmmxt_wunpckehsb, iwmmxt_wunpckehsh): Likewise.
1133 (iwmmxt_wunpckehsw, iwmmxt_wunpckelub, iwmmxt_wunpckeluh): Likewise.
1134 (iwmmxt_wunpckeluw, iwmmxt_wunpckelsb, iwmmxt_wunpckelsh): Likewise.
1135 (iwmmxt_wunpckelsw, iwmmxt_wmadds, iwmmxt_wmaddu): Likewise.
1136 (iwmmxt_wsadb, iwmmxt_wsadh, iwmmxt_wsadbz, iwmmxt_wsadhz): Likewise.
1137 (iwmmxt2.md): Include.
1138 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __IWMMXT2__.
1139 (TARGET_IWMMXT2): New define.
1140 (TARGET_REALLY_IWMMXT2): Likewise.
1141 (arm_arch_iwmmxt2): Declare.
1142 * config/arm/mmintrin.h: Use __IWMMXT__ to enable iWMMXt intrinsics.
1143 Use __IWMMXT2__ to enable iWMMXt2 intrinsics.
1144 Use C name-mangling for intrinsics.
1146 (_mm_cvtsi32_si64, _mm_andnot_si64, _mm_sad_pu8): Revise.
1147 (_mm_sad_pu16, _mm_align_si64, _mm_setwcx, _mm_getwcx): Likewise.
1148 (_m_from_int): Likewise.
1149 (_mm_sada_pu8, _mm_sada_pu16): New intrinsic.
1150 (_mm_alignr0_si64, _mm_alignr1_si64, _mm_alignr2_si64): Likewise.
1151 (_mm_alignr3_si64, _mm_tandcb, _mm_tandch, _mm_tandcw): Likewise.
1152 (_mm_textrcb, _mm_textrch, _mm_textrcw, _mm_torcb): Likewise.
1153 (_mm_torch, _mm_torcw, _mm_tbcst_pi8, _mm_tbcst_pi16): Likewise.
1154 (_mm_tbcst_pi32): Likewise.
1155 (_mm_abs_pi8, _mm_abs_pi16, _mm_abs_pi32): New iWMMXt2 intrinsic.
1156 (_mm_addsubhx_pi16, _mm_absdiff_pu8, _mm_absdiff_pu16): Likewise.
1157 (_mm_absdiff_pu32, _mm_addc_pu16, _mm_addc_pu32): Likewise.
1158 (_mm_avg4_pu8, _mm_avg4r_pu8, _mm_maddx_pi16, _mm_maddx_pu16): Likewise.
1159 (_mm_msub_pi16, _mm_msub_pu16, _mm_mulhi_pi32): Likewise.
1160 (_mm_mulhi_pu32, _mm_mulhir_pi16, _mm_mulhir_pi32): Likewise.
1161 (_mm_mulhir_pu16, _mm_mulhir_pu32, _mm_mullo_pi32): Likewise.
1162 (_mm_qmulm_pi16, _mm_qmulm_pi32, _mm_qmulmr_pi16): Likewise.
1163 (_mm_qmulmr_pi32, _mm_subaddhx_pi16, _mm_addbhusl_pu8): Likewise.
1164 (_mm_addbhusm_pu8, _mm_qmiabb_pi32, _mm_qmiabbn_pi32): Likewise.
1165 (_mm_qmiabt_pi32, _mm_qmiabtn_pi32, _mm_qmiatb_pi32): Likewise.
1166 (_mm_qmiatbn_pi32, _mm_qmiatt_pi32, _mm_qmiattn_pi32): Likewise.
1167 (_mm_wmiabb_si64, _mm_wmiabbn_si64, _mm_wmiabt_si64): Likewise.
1168 (_mm_wmiabtn_si64, _mm_wmiatb_si64, _mm_wmiatbn_si64): Likewise.
1169 (_mm_wmiatt_si64, _mm_wmiattn_si64, _mm_wmiawbb_si64): Likewise.
1170 (_mm_wmiawbbn_si64, _mm_wmiawbt_si64, _mm_wmiawbtn_si64): Likewise.
1171 (_mm_wmiawtb_si64, _mm_wmiawtbn_si64, _mm_wmiawtt_si64): Likewise.
1172 (_mm_wmiawttn_si64, _mm_merge_si64): Likewise.
1173 (_mm_torvscb, _mm_torvsch, _mm_torvscw): Likewise.
1174 (_m_to_int): New define.
1175 * config/arm/arm-cores.def (iwmmxt2): Add FL_IWMMXT2.
1176 * config/arm/arm-arches.def (iwmmxt2): Likewise.
1177 * config/arm/t-arm (MD_INCLUDES): Add marvell-f-iwmmxt.md and
1179 * config/arm/arm.md (marvell-f-iwmmxt.md): Include.
1180 (arch): Add "iwmmxt2".
1181 (arch_enabled): Handle "iwmmxt2".
1182 (wtype): New attribute.
1183 (UNSPEC_WMADDS, UNSPEC_WMADDU): Delete.
1184 (UNSPEC_WALIGNI): New unspec.
1185 * config/arm/predicates.md (imm_or_reg_operand): New predicate.
1186 * config/arm/iterators.md (VMMX2): New mode_iterator.
1187 * config/arm/marvell-f-iwmmxt.md: New file.
1188 * config/arm/iwmmxt2.md: New file.
1190 2012-06-12 Jakub Jelinek <jakub@redhat.com>
1195 * c-decl.c (build_compound_literal): Call c_incomplete_type_error
1196 if type isn't complete.
1198 2012-06-12 Uros Bizjak <ubizjak@gmail.com>
1200 * config/ia64/sync.md (fetchop_name): Change ior attribute to "or".
1202 2012-06-12 Richard Henderson <rth@redhat.com>
1204 * config/rs6000/sync.md (atomic_load, atomic_store): Use INT1 mode
1205 iterator instead of INT.
1207 2012-06-12 Bill Schmidt <wschmidt@linux.ibm.com>
1209 * opts.c: Add -fhoist-adjacent-loads to -O2 and above.
1210 * tree-ssa-phiopt.c (tree_ssa_phiopt_worker): Add argument to forward
1212 (hoist_adjacent_loads, gate_hoist_loads): New forward declarations.
1213 (tree_ssa_phiopt): Call gate_hoist_loads.
1214 (tree_ssa_cs_elim): Add parm to tree_ssa_phiopt_worker call.
1215 (tree_ssa_phiopt_worker): Add do_hoist_loads to formal arg list; call
1216 hoist_adjacent_loads.
1217 (local_mem_dependence): New function.
1218 (hoist_adjacent_loads): Likewise.
1219 (gate_hoist_loads): Likewise.
1220 * common.opt (fhoist-adjacent-loads): New switch.
1221 * Makefile.in (tree-ssa-phiopt.o): Added dependencies.
1223 2012-06-12 Michael Matz <matz@suse.de>
1225 * alias.c (nonoverlapping_component_refs_p): Take two rtx arguments.
1226 (nonoverlapping_memrefs_p): Don't call it here ...
1227 (true_dependence_1): ... but here.
1229 2012-06-12 Richard Guenther <rguenther@suse.de>
1231 * emit-rtl.c (set_mem_attributes_minus_bitpos): Remove dead code.
1232 * alias.c (ao_ref_from_mem): MEM_EXPR is conservative, MEM_OFFSET
1233 and MEM_SIZE only refines it. Reflect that and be less conservative
1234 if either of the latter is not known.
1236 2012-06-12 Jakub Jelinek <jakub@redhat.com>
1238 PR rtl-optimization/53589
1239 * cfgrtl.c (force_nonfallthru_and_redirect): Do asm_goto_edge
1240 discovery even when e->dest != target. If any LABEL_REF points
1241 to e->dest label, redirect it to target's label.
1243 2012-06-12 Chung-Lin Tang <cltang@codesourcery.com>
1245 * config/sh/sh.c (output_stack_adjust): Remove !epilogue_p
1246 condition for generating REG_FRAME_RELATED_EXPR note.
1247 (pop): Add code for generating REG_CFA_RESTORE,
1248 REG_CFA_ADJUST_CFA notes. Set RTX_FRAME_RELATED_P to 1.
1249 (sh_expand_epilogue): Use frame_insn() for FP to SP move.
1250 Set 'frame_p' of calls to output_stack_adjust() to 'true'.
1252 2012-06-11 Richard Henderson <rth@redhat.com>
1254 * config/alpha/alpha.c (HWI_HEX2): Add missing shift.
1255 * vmsdbgout.c (VMS_EPOCH_OFFSET): Add LL suffix.
1257 * config/alpha/alpha.c (alpha_trampoline_init): Split large constants.
1259 2012-06-12 Hans-Peter Nilsson <hp@axis.com>
1261 * doc/tm.texi.in (Addressing Modes) <TARGET_LEGITIMIZE_ADDRESS>:
1262 Mention that this hook needs to be defined for native TLS.
1263 * doc/tm.texi: Regenerate.
1265 2012-06-11 Mike Stump <mikestump@comcast.net>
1267 * emit-rtl.c (init_emit_once): Iterate through the
1268 MODE_PARTIAL_INT modes with MIN_MODE_PARTIAL_INT and
1269 MAX_MODE_PARTIAL_INT, as GET_MODE_WIDER_MODE doesn't step through
1270 all the MIN_MODE_PARTIAL_INT modes anymore.
1272 2012-06-12 Maxim Kuvyrkov <maxim@codesourcery.com>
1274 * gcc/config/mips/mips-tables.opt (xlp): Fix merge typo.
1276 2012-06-11 Roland McGrath <mcgrathr@google.com>
1278 * dwarf2out.c (const_ok_for_output_1): Detect a TLS UNSPEC using
1279 SYMBOL_REF_TLS_MODEL rather than DECL_THREAD_LOCAL_P, in case it's
1280 not a VAR_DECL. Also don't limit it to UNSPECs with exactly one
1283 2012-06-11 Oleg Endo <olegendo@gcc.gnu.org>
1286 * config/sh/sh.md (fmasf4): New expander.
1287 (*macsf3): Rename to fmasf4_i. Adapt to fma pattern.
1288 (mac_media): Rename to fmasf4_media. Adapt to fma pattern.
1289 * config/sh/sh.opt (mfused-madd): Remove.
1290 * config/sh/sh.c (sh_option_override): Remove mfused-madd handling.
1291 (builtin_description bdesc): Remove __builtin_sh_media_FMAC_S.
1292 * config.gcc (sh[123456789lbe]*-*-* | sh-*-*): Add fused-madd.opt
1294 * doc/invoke.texi (SH Options): Update mfused-madd and mno-fused-madd
1297 2012-06-11 Richard Henderson <rth@redhat.com>
1299 * dwarf2cfi.c (scan_trace): Handle annulled branch-taken delay slots.
1301 2012-06-11 Richard Guenther <rguenther@suse.de>
1304 * tree.c (free_lang_data_in_type): Do not clear TYPE_CONTEXT but
1305 replace it with the first non-BLOCK context.
1307 2012-06-11 Richard Guenther <rguenther@suse.de>
1309 * alias.c (aliases_everything_p): Remove.
1310 (DIFFERENT_ALIAS_SETS_P): Likewise.
1311 (true_dependence_1): Use mems_in_disjoint_alias_sets_p directly.
1312 Do not use aliases_everything_p or special-case ANDs. Do not
1313 special-case BLKmode moves.
1314 (may_alias_p): Likewise. Handle BLKmode similar like everywhere
1317 2012-06-09 Hans-Peter Nilsson <hp@axis.com>
1319 Fix CRIS build errors with --enable-build-with-cxx.
1320 * config/cris/cris.c (cris_emit_trap_for_misalignment): Rename
1321 variable "and" to "andop".
1322 * config/cris/sync.md ("atomic_fetch_<atomic_op_name><mode>"): Use
1323 temporary variable for memory model, passing C++-type-correct
1324 parameter type to expand_mem_thread_fence.
1325 ("atomic_compare_and_swap<mode>"): Ditto.
1327 2012-06-09 Richard Henderson <rth@redhat.com>
1330 * cfgcleanup.c (execute_jump): Rename from rest_of_handle_jump2.
1331 (pass_jump): Rename from pass_jump2.
1332 (execute_jump2, pass_jump2): New.
1333 * combine-stack-adj.c (rest_of_handle_stack_adjustments): Don't
1334 perform cfg cleanup here. Move the test of PUSH_ROUNDING
1335 and ACCUMULATE_OUTGOING_ARGS test...
1336 (gate_handle_stack_adjustments): ... here.
1337 * passes.c (init_optimization_passes): Update for pass_jump2 rename.
1338 Place new pass_jump2 after pass_stack_adjustments.
1339 * tree-pass.h (pass_jump): Declare.
1341 2012-06-09 Kenneth Zadeck <zadeck@naturalbridge.com>
1343 * simplify-rtx.c (simplify_const_binary_operation): Fixed shift
1346 2012-06-08 Richard Henderson <rth@redhat.com>
1349 * combine-stack-adj.c (force_move_args_size_note): Add ARGS_SIZE
1350 note to a clobber insn when no other insn is available.
1352 2012-06-08 Georg-Johann Lay <avr@gjlay.de>
1354 * config/avr/avr.c (avr_case_values_threshold): Return 7.
1356 2012-06-07 Andreas Schwab <schwab@linux-m68k.org>
1358 * genhooks.c (main): Set progname.
1359 (emit_documentation): Remove variable found_start, always bail out
1360 when a place is missing.
1361 * doc/tm.texi.in (C++ ABI): Add @hook TARGET_CXX_DECL_MANGLING_CONTEXT.
1363 2012-06-07 Jakub Jelinek <jakub@redhat.com>
1366 * omp-low.c (scan_omp): Change first argument to gimple_seq *,
1367 call walk_gimple_seq_mod instead of walk_gimple_seq.
1368 (scan_sharing_clauses, scan_omp_parallel, scan_omp_task,
1369 scan_omp_for, scan_omp_sections, scan_omp_single,
1370 execute_lower_omp): Adjust callers.
1371 (scan_omp_1_stmt): Likewise. If check_omp_nesting_restrictions
1372 returns false, replace stmt with GIMPLE_NOP.
1373 (check_omp_nesting_restrictions): Instead of issuing warnings,
1374 issue errors and return false if any errors were reported.
1376 2012-06-06 Steven Bosscher <steven@gcc.gnu.org>
1378 * doc/invoke.texi (fconserve-space): Remove documentation.
1380 2012-06-06 Edmar Wienskoski <edmar@freescale.com>
1382 * config/rs6000/rs6000-tables.opt: Regenerated.
1384 2012-06-06 Richard Guenther <rguenther@suse.de>
1386 PR tree-optimization/53081
1387 * tree-data-ref.h (adjacent_store_dr_p): Rename to ...
1388 (adjacent_dr_p): ... this and make it work for reads, too.
1389 * tree-loop-distribution.c (enum partition_kind): Add PKIND_MEMCPY.
1390 (struct partition_s): Change main_stmt to main_dr, add
1391 secondary_dr member.
1392 (build_size_arg_loc): Change to date data-reference and not
1394 (build_addr_arg_loc): New function split out from ...
1395 (generate_memset_builtin): ... here. Use it and simplify.
1396 (generate_memcpy_builtin): New function.
1397 (generate_code_for_partition): Adjust.
1398 (classify_partition): Streamline pattern detection. Detect memcpy.
1399 (ldist_gen): Adjust.
1400 (tree_loop_distribution): Adjust seed statements for memcpy
1403 2012-06-06 Matt Turner <mattst88@gmail.com>
1405 * config/arm/mmintrin.h (_mm_empty): New.
1408 2012-06-06 Richard Sandiford <r.sandiford@uk.ibm.com>
1410 * doc/invoke.texi (sched-pressure-algorithm): Document new --param.
1411 * common.opt (fsched-pressure-algorithm=): Remove.
1412 * flag-types.h (sched_pressure_algorithm): Move to...
1413 * sched-int.h (sched_pressure_algorithm): ...here.
1414 * params.def (sched-pressure-algorithm): New param.
1415 * haifa-sched.c (sched_init): Use it to initialize sched_pressure.
1416 * common/config/s390/s390-common.c (s390_option_optimization_table):
1417 Remove OPT_fsched_pressure_algorithm_ entry.
1418 * config/s390/s390.c (s390_option_override): Set a default value for
1419 PARAM_SCHED_PRESSURE_ALGORITHM.
1421 2012-06-05 Michael Meissner <meissner@linux.vnet.ibm.com>
1424 * config/rs6000/rs6000.c (rs6000_generate_compare): If we are
1425 doing an unsigned compare, make sure the second argument is not a
1427 (rs6000_emit_cmove): Don't allow floating point comparisons when
1428 generating ISEL moves.
1430 2012-06-05 Edmar Wienskoski <edmar@freescale.com>
1432 * config/rs6000/e5500.md: New file.
1433 * config/rs6000/e6500.md: New file.
1434 * config/rs6000/rs6000.c (processor_costs): Add new costs for
1436 (rs6000_option_override_internal): Altivec and Spe options not
1437 allowed with e5500. Spe options not allowed with e6500. Increase
1438 move inline limit for e5500 and e6500. Disable string instructions
1439 for e5500 and e6500. Enable branch targets alignment for e5500 and
1440 e6500. Initialize rs6000_cost for e5500 and e6500.
1441 (rs6000_adjust_cost): Add extra scheduling cycles between compare
1442 and brnach for e5500 and e6500.
1443 (rs6000_issue_rate): Set issue rate for e5500 and e6500.
1444 * config/rs6000/rs6000-cpus.def: Add cpu definitions for e5500 and
1446 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add e5500 and e6500.
1447 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce5500 and
1449 Include e5500.md and e6500.md.
1450 * config/rs6000/rs6000-opt.h (processor_type): Add
1451 PROCESSOR_PPCE5500 and PROCESSOR_PPCE6500.
1452 * config.gcc (cpu_is_64bit): Add new cores e5500, e6500.
1453 (powerpc*-*-*): Add new cores e5500, e6500.
1454 * doc/invoke.texi: (item -mcpu): Add e5500 and e6500 to list of cpus.
1456 2012-06-05 Richard Guenther <rguenther@suse.de>
1458 * tree-vect-data-refs.c (vect_analyze_data_refs): Fix last change.
1460 2012-06-05 H.J. Lu <hongjiu.lu@intel.com>
1463 * config.gcc: Select x32 run-time library if --with-abi={x32|mx32}
1464 is used for x86_64-*-*.
1466 2012-06-05 Richard Guenther <rguenther@suse.de>
1468 PR tree-optimization/30442
1469 * tree-vect-data-refs.c (vect_analyze_data_refs): For basic-block
1470 vectorization stop analysis at the first stmt we cannot compute
1471 a data-reference for instead of giving up completely.
1473 2012-06-05 Richard Guenther <rguenther@suse.de>
1475 * tree-loop-distribution.c (struct partition_s): Add has_writes member.
1476 (partition_alloc): Initialize it.
1477 (partition_has_writes): New function.
1478 (rdg_flag_uses): Adjust.
1479 (rdg_flag_vertex): Likewise.
1480 (rdg_flag_vertex_and_dependent): Likewise.
1481 (rdg_flag_loop_exits): Likewise.
1482 (build_rdg_partition_for_component): Likewise.
1483 (rdg_build_partitions): Likewise.
1485 2012-06-05 Richard Guenther <rguenther@suse.de>
1487 PR tree-optimization/53081
1488 * tree-loop-distribution.c (generate_memset_builtin): Handle all
1489 kinds of byte-sized stores.
1490 (classify_partition): Likewise.
1491 (tree_loop_distribution): Adjust seed statements used for
1492 !flag_tree_loop_distribution.
1494 2012-06-05 Alan Modra <amodra@gmail.com>
1496 * config/rs6000/rs6000.c (ptr_regno_for_savres): Comment.
1497 (rs6000_emit_prologue): Ensure register used for inline saves
1498 of vector regs is not the static chain register. Revise comment.
1500 2012-06-04 Oleg Endo <olegendo@gcc.gnu.org>
1502 * doc/md.texi (Standard Pattern Names For Generation): Document
1505 2012-06-04 H.J. Lu <hongjiu.lu@intel.com>
1508 * config/i386/i386.c (ix86_sched_reorder) Skip debug insns.
1510 2012-06-04 Jason Merrill <jason@redhat.com>
1512 * dwarf2out.c (is_unit_die): New.
1513 (copy_declaration_context, copy_ancestor_tree): Use it.
1514 (copy_decls_walk): Likewise.
1516 2012-06-04 Paolo Carlini <paolo.carlini@oracle.com>
1519 * doc/invoke.texi (Wenum-compare): Update documentation.
1521 2012-06-04 Dodji Seketeli <dodji@redhat.com>
1523 PR preprocessor/53463
1524 * parser.c (cp_parser_assignment_expression): Use the location
1525 for the '=' as the default location for the expression.
1527 2012-06-04 Edmar Wienskoski <edmar@freescale.com>
1530 * config/rs6000/altivec.md (altivec_stvlx): Change machine mode of
1532 (altivec_stvlxl): Ditto.
1533 (altivec_stvrx): Ditto.
1534 (altivec_stvrxl): Ditto.
1536 2012-06-04 Vladimir Makarov <vmakarov@redhat.com>
1538 * ira-int.h (struct target_ira_int): Add member x_ira_uniform_class_p.
1539 (ira_uniform_class_p): New macro.
1541 * ira.c (setup_uniform_class_p): New function.
1542 (setup_allocno_and_important_classes): Call the function.
1543 (print_unform_and_important_classes): New function.
1544 (print_classes): Rename to print_translated_classes.
1545 (ira_debug_allocno_classes): Add call of
1546 print_unform_and_important_classes.
1548 * ira-costs.c (setup_regno_cost_classes_by_aclass): Use uniform
1549 classes instead of pressure classes.
1551 2012-06-04 Aldy Hernandez <aldyh@redhat.com>
1554 * trans-mem.c (expand_block_edges): Do not skip the first
1555 statement when resetting the BB.
1557 2012-06-04 Richard Guenther <rguenther@suse.de>
1559 * tree-data-ref.c (stores_from_loop): Remove.
1560 (stmt_with_adjacent_zero_store_dr_p): Likewise.
1561 (stores_zero_from_loop): Likewise.
1562 * tree-data-ref.h (stores_from_loop, stores_zero_from_loop,
1563 stmt_with_adjacent_zero_store_dr_p, stride_of_unit_type_p): Remove.
1564 (adjacent_store_dr_p): New function.
1565 * tree-loop-distribution.c (generate_memset_builtin): Pass
1566 the RDG, use the already available data-reference.
1567 (generate_code_for_partition): Pass down RDG.
1568 (classify_partition): Inline parts of the former
1569 stmt_with_adjacent_zero_store_dr_p here and use adjacent_store_dr_p.
1570 (ldist_gen): Remember if there was any detected builtin and
1571 do less work if not and flag_tree_loop_distribution is not set.
1572 (tree_loop_distribution): Inline and fuse stores_from_loop
1573 and stores_zero_from_loop here.
1575 2012-06-04 Richard Guenther <rguenther@suse.de>
1578 * dwarf2out.c (dwarf2out_finish): If generating LTO do not
1579 create new assembler names.
1581 2012-06-04 Richard Guenther <rguenther@suse.de>
1583 * tree-data-ref.c (struct rdg_vertex_info): Remove.
1584 (rdg_vertex_for_stmt): Simplify using gimple_uid.
1585 (create_rdg_vertices): Pass loop argument, remove stmt to RDG index
1586 hashtable. Record stmt data-references.
1587 (hash_stmt_vertex_info): Remove.
1588 (eq_stmt_vertex_info): Likewise.
1589 (hash_stmt_vertex_del): Likewise.
1590 (build_empty_rdg): Simplify.
1591 (build_rdg): Adjust.
1592 (free_rdg): Likewise.
1593 (ref_base_address): Remove.
1594 (have_similar_memory_accesses): Likewise.
1595 * tree-data-ref.h (create_rdg_vertices): Remove.
1596 (struct rdg_vertex): Add datarefs member.
1597 (RDGV_DATAREFS): New define.
1598 (RDG_DATAREFS): Likewise.
1599 (have_similar_memory_accesses): Remove.
1600 (rdg_has_similar_memory_accesses): Likewise.
1601 * tree-loop-distribution.c (ref_base_address): Re-implement here.
1602 (similar_memory_accesses): Re-implement using existing data-references.
1603 (tree_loop_distribution): Initialize stmt uids for the stmt to
1605 * tree-vect-loop.c (vect_create_epilog_for_reduction): Only
1606 access stmt vinfo for stmts in loop.
1608 2012-06-04 Andreas Schwab <schwab@linux-m68k.org>
1611 * config/m68k/m68k.md ("tablejump"): Fix check for
1612 CASE_VECTOR_PC_RELATIVE.
1614 2012-06-04 Steven Bosscher <steven@gcc.gnu.org>
1616 * output.h (merge_weak, assemble_alias,
1617 initializer_constant_valid_p,
1618 initializer_constant_valid_for_bitfield_p): Move protos from here...
1619 * tree.h: ... to here.
1620 * cgraphclones.c: Do not include output.h.
1621 * gimplify.c: Likewise.
1622 * reload.c: Likewise.
1623 * recog.c: Likewise.
1624 * tree-ssa-loop-ivopts.c: Likewise.
1625 * tree-switch-conversion.c: Likewise.
1626 * c-parser.c: Likewise.
1627 * c-typeck.c: Likewise.
1628 * Makefile.in: Fix dependencies.
1630 2012-06-04 Georg-Johann Lay <avr@gjlay.de>
1633 * config/avr/avr-stdint.h: New file.
1634 * config.gcc (avr-*-*,tm_file): Use avr/avr-stdint.h instead of
1637 2012-06-04 Jakub Jelinek <jakub@redhat.com>
1639 PR tree-optimization/53550
1640 * tree-ssa-loop-niter.c (number_of_iterations_cond): If type
1641 is POINTER_TYPE_P, use sizetype as step type instead of type.
1643 2012-06-04 Richard Guenther <rguenther@suse.de>
1645 * tree-data-ref.c (have_similar_memory_accesses_1): Remove.
1646 (ref_base_address_1): Likewise.
1647 (remove_similar_memory_refs): Likewise.
1648 * tree-data-ref.h (remove_similar_memory_refs): Remove.
1649 * tree-loop-distribution.c (classify_partition): Do not classify
1650 as builtin if -ftree-loop-distribute-patterns is not enabled.
1651 (fuse_partitions_with_similar_memory_accesses): Inline ...
1652 (ldist_gen): ... here. Fuse all non-builtin partitions if
1653 -ftree-loop-distribution is not enabled. Properly return
1654 the number of created partitions. Do not update SSA form here but ...
1655 (tree_loop_distribution): ... once here for the whole function.
1656 Only walk innermost loops, constrain loops we consider here
1657 further. Do not call remove_similar_memory_refs.
1658 (distribute_loop): Do not check number of loop nodes here.
1660 2012-06-04 Steven Bosscher <steven@gcc.gnu.org>
1662 * Makefile.in (GIMPLE_H): Do not depend on TARGET_H.
1664 2012-06-03 Martin Jambor <mjambor@suse.cz>
1666 * ipa-prop.h (ipa_get_jf_known_type_offset): New function.
1667 (ipa_get_jf_known_type_base_type): Likewise.
1668 (ipa_get_jf_known_type_component_type): Likewise.
1669 (ipa_get_jf_constant): Likewise.
1670 (ipa_get_jf_pass_through_formal_id): Likewise.
1671 (ipa_get_jf_pass_through_operation): Likewise.
1672 (ipa_get_jf_ancestor_offset): Likewise.
1673 (ipa_get_jf_ancestor_type): Likewise.
1674 (ipa_get_jf_ancestor_formal_id): Likewise.
1675 (ipa_get_jf_member_ptr_pfn): Likewise.
1676 * ipa-prop.c (ipa_set_jf_known_type): New function.
1677 (ipa_set_jf_constant): Likewise.
1678 (ipa_set_jf_simple_pass_through): Likewise.
1679 (ipa_set_jf_arith_pass_through): Likewise.
1680 (ipa_set_ancestor_jf): Likewise.
1681 (fill_member_ptr_cst_jump_function): Moved up and renamed to
1682 ipa_set_jf_member_ptr_cst.
1683 (detect_type_change_1): Use the new jump function creation functions.
1684 (compute_complex_assign_jump_func): Likewise.
1685 (compute_complex_ancestor_jump_func): Likewise.
1686 (compute_known_type_jump_func): Likewise.
1687 (compute_scalar_jump_functions): Likewise.
1688 (compute_pass_through_member_ptrs): Likewise.
1689 (determine_cst_member_ptr): Likewise.
1690 (combine_known_type_and_ancestor_jfs): Likewise.
1691 (try_make_edge_direct_simple_call): Likewise.
1692 (try_make_edge_direct_virtual_call): Likewise.
1693 (update_indirect_edges_after_inlining): Likewise.
1694 * ipa-cp.c (ipa_get_jf_pass_through_result): Use jump function
1695 access functions. Incorporat NOP_EXPR and BINFO handling from its
1697 (ipa_get_jf_ancestor_result): Likewise. Incorporate handling BINFOs
1698 which was in its callers.
1699 (ipa_value_from_jfunc): Use jump function access functions. Some
1700 functionality moved to functions above.
1701 (propagate_vals_accross_ancestor): Likewise.
1702 (propagate_vals_accross_pass_through): Use jump function access
1704 (propagate_accross_jump_function): Likewise.
1705 * ipa-inline-analysis.c (remap_edge_change_prob): Use jump function
1707 (inline_merge_summary): Likewise.
1709 2012-06-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1711 * config/pa/pa.h (MAX_PCREL17F_OFFSET): Define.
1712 * config/pa/pa.c (pa_attr_length_millicode_call): Use
1713 MAX_PCREL17F_OFFSET instead of fixed offset.
1714 (pa_attr_length_call): Likewise.
1715 (pa_attr_length_indirect_call): Likewise.
1717 2012-06-03 Oleg Endo <olegendo@gcc.gnu.org>
1720 * config/sh/sh.opt (mfsca, mfsrra): New options.
1721 * config/sh/sh.md (rsqrtsf2): Use TARGET_FPU_ANY and TARGET_FSRRA
1723 (fsca): Use TARGET_FPU_ANY and TARGET_FSCA condition.
1724 (sinssf2, cossf2): Fold expanders to ...
1725 (sincossf3): ... this new expander. Use TARGET_FPU_ANY and
1726 TARGET_FSCA condition.
1727 * config/sh/sh.c (sh_option_override): Handle TARGET_FSRRA and
1729 * doc/invoke.texi (SH Options): Add descriptions for -mfsca,
1730 -mno-fsca, -mfsrra, -mno-fsrra.
1732 2012-06-03 Matt Turner <mattst88@gmail.com>
1734 * config/mips/4600.md (r4700_imul_si): New.
1735 (r4700_imul_di): New.
1736 (r4700_fmul_single): New.
1737 (r4700_fmul_double): New.
1738 * config/mips/mips-cpus.def: Add r4700.
1739 * config/mips/mips.c: Likewise.
1740 * config/mips/mips.md: Likewise.
1741 * config/mips/mips-tables.opt: Regenerate.
1743 2012-06-02 Steven Bosscher <steven@gcc.gnu.org>
1745 * config/sparc/sparc.h (INITIAL_ELIMINATION_OFFSET): Split out to
1746 new function sparc_initial_elimination_offset.
1747 * config/sparc/sparc.c (sparc_initial_elimination_offset): New
1749 * config/sparc/sparc-protos.h (sparc_initial_elimination_offset):
1752 2012-06-02 Kenneth Zadeck <zadeck@naturalbridge.com>
1754 * expmed.c (expand_mult, choose_multiplier): Change
1755 "2 * HOST_BITS_PER_WIDE_INT" to "HOST_BITS_PER_DOUBLE_INT".
1756 * expr.c (convert_modes): Likewise.
1757 * explow.c (plus_constant): Likewise.
1758 * fixed-value.c (fixed_saturate1, fixed_saturate2)
1759 (do_fixed_add, do_fixed_multiply, do_fixed_multiply)
1760 (do_fixed_multiply, do_fixed_multiply, do_fixed_divide)
1761 (do_fixed_divide, do_fixed_divide, do_fixed_divide)
1762 (do_fixed_divide, do_fixed_divide, do_fixed_shift, do_fixed_shift)
1763 (do_fixed_shift, fixed_convert, fixed_convert)
1764 (fixed_convert_from_int, fixed_convert_from_int)
1765 (fixed_convert_from_real): Likewise.
1766 * fold-const.c (fold_convert_const_int_from_fixed, sign_bit_p)
1767 (native_interpret_int, fold_binary_loc, fold_ternary_loc): Likewise.
1768 * varasm.c (output_constructor_bitfield): Likewise.
1769 * tree-vrp.c (register_edge_assert_for_2): Likewise.
1770 * double-int.c (rshift_double, lshift_double): Likewise.
1771 * double-int.h (double_int_fits_in_uhwi_p, double_int, double_int):
1773 * simplify-rtx.c (mode_signbit_p)
1774 (simplify_const_unary_operation, simplify_binary_operation_1)
1775 (simplify_immed_subreg): Likewise.
1776 * builtins.c (c_readstr, fold_builtin_bitop): Likewise.
1777 * tree-vect-generic.c (build_replicated_const): Likewise.
1778 * dbxout.c (stabstr_O): Likewise.
1779 * emit-rtl.c (immed_double_int_const, immed_double_const)
1780 (gen_lowpart_common, init_emit_once): Likewise.
1781 * tree.c (integer_pow2p, tree_log2, tree_floor_log2)
1782 (widest_int_cst_value, upper_bound_in_type): Likewise.
1783 * stor-layout.c (initialize_sizetypes, fixup_signed_type)
1784 (fixup_unsigned_type): Likewise.
1785 * real.c (real_to_integer2, real_from_integer): Likewise.
1786 * dwarf2out.c (size_of_loc_descr, size_of_die, output_die)
1787 (clz_loc_descriptor, mem_loc_descriptor): Likewise.
1789 2012-06-01 Eric Botcazou <ebotcazou@adacore.com>
1792 * fold-const.c (fold_binary_loc): Refine previous change.
1794 2012-06-01 Olivier Hainque <hainque@adacore.com>
1796 * config/rs6000/vxworks.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Restore
1797 the "do {" part of the do-while(0) loop.
1799 2012-06-01 Yuri Rumyantsev <yuri.s.rumyantsev@intel.com>
1801 * config/i386/i386.c (x86_sched_reorder): New function.
1802 Added new function x86_sched_reorder.
1804 2012-06-01 Richard Guenther <rguenther@suse.de>
1806 * tree-loop-distribution.c (stmt_has_scalar_dependences_outside_loop):
1808 (classify_partition): Likewise.
1810 2012-06-01 Richard Guenther <rguenther@suse.de>
1812 * tree-loop-distribution.c (enum partition_kind): New enum.
1813 (struct partition_s): Add kind and main_stmt members.
1814 (partition_alloc): Initialize kind to PKIND_NORMAL.
1815 (partition_builtin_p): New function.
1816 (copy_loop_before): Remove failure path and assert instead.
1817 (generate_loops_for_partition): Likewise.
1818 (generate_memset_zero): Fold into ...
1819 (generate_memset_builtin): ... this.
1820 (classify_partition): New function with code from
1821 can_generate_builtin and generate_builtin.
1822 (generate_builtin): Remove.
1823 (can_generate_builtin): Likewise.
1824 (fuse_partitions_with_similar_memory_accesses): Call
1825 partition_builtin_p instead of can_generate_builtin.
1826 (rdg_build_partitions): Do not call
1827 fuse_partitions_with_similar_memory_accesses here...
1828 (ldist_gen): ... but here after classifying all partitions.
1829 Remove failure path of generate_code_for_partition.
1830 (generate_code_for_partition): Generate code according
1831 to partition classification.
1833 2012-06-01 Manuel LĂ³pez-IbĂ¡Ă±ez <manu@gcc.gnu.org>
1834 Jonathan Wakely <jwakely.gcc@gmail.com>
1837 * doc/invoke.texi (Warning Options): Explain purpose and differences
1838 between -Wmissing-prototypes and -Wmissing-declarations.
1840 2012-06-01 Christian Bruel <christian.bruel@st.com>
1842 * gcc.c (save_switch): Add user_p parameter.
1843 (read_specs): Likewise.
1844 (set_specs): Likewise.
1845 (validate_switches): Likewise.
1846 (validate_switches_from_spec): Likewise.
1847 (validate_all_switches): Pass on user_p parameter.
1848 (struct spec_list): Add user_p field.
1849 (struct switchstr): Add known field.
1850 (save_switch): Add known parameter.
1851 (INIT_STATIC_SPEC): Initialize user_p;
1852 (driver_unknown_option_callbac): call save_switch if
1853 OPT_SPECIAL_unknown.
1854 (driver_handle_option): Propagate OPT_specs.
1855 (do_spec_1): Set validated only if known.
1856 (check_live_switch): Likewise.
1857 (validate_switches): Set validated if known or user_spec.
1859 2012-06-01 Hans-Peter Nilsson <hp@axis.com>
1861 Add CRIS atomic patterns for 1, 2, and 4 bytes.
1862 * config/cris/cris.c (cris_emit_trap_for_misalignment): New function.
1863 * config/cris/cris-protos.h: Declare it.
1864 * config/cris/cris.h [!TARGET_DEFAULT, TARGET_CPU_DEFAULT == 32]
1865 (TARGET_DEFAULT): Add alignment by 32.
1866 [!TARGET_DEFAULT, TARGET_CPU_DEFAULT == 10] (TARGET_DEFAULT): New
1867 case, as TARGET_CPU_DEFAULT == 0 but with alignment as for
1868 TARGET_CPU_DEFAULT == 32.
1869 (TARGET_TRAP_UNALIGNED_ATOMIC): New macro.
1870 * config/cris/cris.md: Include sync.md. Avoid allocating specific
1871 numbers by replacing the define_constants for all UNSPECs with the
1872 equivalent define_c_enum construct.
1873 * config/cris/cris.opt (mtrap-unaligned-atomic): New option.
1874 * config/cris/sync.md: New file.
1876 2012-05-31 Matt Turner <mattst88@gmail.com>
1878 * config/mips/4600.md (r4600_imul_si): Rename from r4600_imul.
1879 (r4600_imul_di): New.
1880 (r4600_idiv_si): Rename from r4600_idiv.
1881 (r4600_idiv_di): New.
1883 2012-05-31 Steven Bosscher <steven@gcc.gnu.org>
1885 * output.h (__gcc_host_wide_int__): Move to hwint.h.
1886 (decl_default_tls_model): Move to tree.h
1887 (dump_file): Move to system.h.
1888 (default_stabs_asm_out_destructor, default_stabs_asm_out_constructor,
1889 dbxout_int, dbxout_stabd, dbxout_begin_stabn, dbxout_begin_stabn_sline,
1890 dbxout_begin_empty_stabs, dbxout_begin_simple_stabs,
1891 dbxout_begin_simple_stabs_desc, dbxout_stab_value_zero,
1892 dbxout_stab_value_zero, dbxout_stab_value_label_diff,
1893 dbxout_stab_value_internal_label,
1894 dbxout_stab_value_internal_label_diff): Move from here ...
1895 * dbxout.h: ... to here.
1896 * system.h (dump_file): Moved here from output.h.
1897 * hwint.h (__gcc_host_wide_int__): Moved here from output.h.
1898 * tree.h (decl_default_tls_model): Moved here from output.h.
1899 * varasm.c (default_stabs_asm_out_destructor,
1900 default_stabs_asm_out_constructor): Move from here ...
1901 * dbxout.c: ... to here.
1903 * gcov-dump.c (dump_file): Rename to dump_gcov_file. Update callers.
1905 * collect2.h (dump_file): Rename to dump_ld_file.
1906 * collect2.c: Likewise.
1907 * tlink.c: Likewise.
1909 * alias.c: Do not include output.h.
1910 * auto-inc-dec.c: Likewise.
1911 * bt-load.c: Likewise.
1912 * caller-save.c: Likewise.
1914 * cfgbuild.c: Likewise.
1915 * cfgcleanup.c: Likewise.
1916 * cfglayout.c: Likewise.
1917 * cfgloop.c: Likewise.
1918 * cfgloopanal.c: Likewise.
1919 * cfgloopmanip.c: Likewise.
1920 * cfgrtl.c: Likewise.
1921 * cgraph.c: Likewise.
1922 * cgraphclones.c: Likewise.
1923 * combine-stack-adj.c: Likewise.
1924 * combine.c: Likewise.
1925 * cprop.c: Likewise.
1927 * cselib.c: Likewise.
1928 * dbgcnt.c: Likewise.
1929 * df-problems.c: Likewise.
1930 * df-scan.c: Likewise.
1931 * dojump.c: Likewise.
1932 * fwprop.c: Likewise.
1934 * graph.c: Likewise.
1935 * haifa-sched.c: Likewise.
1936 * hw-doloop.c: Likewise.
1937 * ipa-inline-transform.c: Likewise.
1938 * ipa-pure-const.c: Likewise.
1939 * ipa-reference.c: Likewise.
1940 * ipa-utils.c: Likewise.
1941 * ira-build.c: Likewise.
1942 * ira-emit.c: Likewise.
1944 * loop-doloop.c: Likewise.
1945 * loop-invariant.c: Likewise.
1946 * loop-iv.c: Likewise.
1947 * loop-unroll.c: Likewise.
1948 * loop-unswitch.c: Likewise.
1949 * lto-cgraph.c: Likewise.
1950 * lto-section-in.c: Likewise.
1951 * lto-streamer-in.c: Likewise.
1953 * mode-switching.c: Likewise.
1954 * postreload-gcse.c: Likewise.
1955 * postreload.c: Likewise.
1956 * predict.c: Likewise.
1957 * profile.c: Likewise.
1959 * reg-stack.c: Likewise.
1960 * regcprop.c: Likewise.
1961 * regmove.c: Likewise.
1962 * regstat.c: Likewise.
1963 * reload1.c: Likewise.
1964 * sched-ebb.c: Likewise.
1965 * sel-sched-dump.c: Likewise.
1966 * simplify-rtx.c: Likewise.
1967 * stor-layout.c: Likewise.
1968 * store-motion.c: Likewise.
1969 * tracer.c: Likewise.
1970 * tree-affine.c: Likewise.
1971 * tree-cfg.c: Likewise.
1972 * tree-cfgcleanup.c: Likewise.
1973 * tree-dfa.c: Likewise.
1974 * tree-into-ssa.c: Likewise.
1975 * tree-nomudflap.c: Likewise.
1976 * tree-optimize.c: Likewise.
1977 * tree-pretty-print.c: Likewise.
1978 * tree-profile.c: Likewise.
1979 * tree-ssa-address.c: Likewise.
1980 * tree-ssa-ccp.c: Likewise.
1981 * tree-ssa-copy.c: Likewise.
1982 * tree-ssa-dom.c: Likewise.
1983 * tree-ssa-loop-ch.c: Likewise.
1984 * tree-ssa-loop-im.c: Likewise.
1985 * tree-ssa-loop-manip.c: Likewise.
1986 * tree-ssa-loop-niter.c: Likewise.
1987 * tree-ssa-loop-prefetch.c: Likewise.
1988 * tree-ssa-loop-unswitch.c: Likewise.
1989 * tree-ssa-loop.c: Likewise.
1990 * tree-ssa-propagate.c: Likewise.
1991 * tree-ssa-structalias.c: Likewise.
1992 * tree-ssa-tail-merge.c: Likewise.
1993 * tree-ssa-threadedge.c: Likewise.
1994 * tree-ssa-threadupdate.c: Likewise.
1995 * tree-ssa-uncprop.c: Likewise.
1996 * tree-ssa-uninit.c: Likewise.
1997 * tree-ssa.c: Likewise.
1998 * value-prof.c: Likewise.
1999 * var-tracking.c: Likewise.
2002 * config/m32r/m32r.c: Include dbxout.h.
2003 * config/pa/pa.c: Likewise.
2004 * config/rs6000/rs6000.c: Likewise.
2006 * Makefile.in: Fix dependencies.
2007 * config/rs6000/t-rs5000: Likewise.
2009 2012-05-31 Aldy Hernandez <aldyh@redhat.com>
2011 * tree-ssa-loop-im.c (execute_sm): Do not check flag_tm.
2012 * gimple.h (block_in_transaction): Check for flag_tm.
2014 2012-05-31 Aldy Hernandez <aldyh@redhat.com>
2016 PR tree-optimization/52558
2017 * cfg.c (alloc_aux_for_edge): Fix comment.
2018 (alloc_aux_for_edge): Remove static.
2019 * basic-block.h (alloc_aux_for_edge): Protoize.
2020 * tree-ssa-loop-im.c (execute_sm_if_changed): New.
2021 (execute_sm_if_changed_flag): New.
2022 (execute_sm_if_changed_flag_set): New.
2023 (execute_sm): Do not generate data races unless requested.
2024 (tree_ssa_lim_initialize): Call alloc_aux_for_edges.
2025 (tree_ssa_lim_finalize): Call free_aux_for_edges.
2026 * gimple.h (block_in_transaction): New.
2027 (gimple_in_transaction): Use block_in_transaction.
2029 2012-05-31 Georg-Johann Lay <avr@gjlay.de>
2032 * config/avr/avr.opt (-msp8): Document it.
2033 * doc/invoke.texi (AVR Options): Ditto. And document related
2036 2012-05-31 Diego Novillo <dnovillo@google.com>
2038 * configure.ac (CXX_FOR_BUILD): Define and substitute.
2039 (BUILD_CXXFLAGS): Define and substitute.
2040 * Makefile.in (BUILD_CXXFLAGS): Define.
2041 (CXX_FOR_BUILD): Define.
2042 (COMPILER_FOR_BUILD): Set to CXX_FOR_BUILD if building with C++.
2043 (LINKER_FOR_BUILD): Likewise.
2044 (BUILD_COMPILERFLAGS): Set to BUILD_CXXFLAGS if building with C++.
2045 (BUILD_LINKERFLAGS): Likewise.
2046 * configure: Regenerate.
2048 2012-05-31 Steven Bosscher <steven@gcc.gnu.org>
2050 * Makefile.in: Fix many dependencies.
2051 * tree-profile.c: Don't include regs.h.
2052 * tree-vectorizer.c: Don't include cfglayout.h.
2053 * tree-vect-stmts.c: Likewise.
2054 * tree-vect-slp.c: Likewise.
2055 * tree-vect-loop.c: Likewise.
2056 * reg-stack.c: Likewise.
2057 * tree-ssa-loop-manip.c: Likewise.
2058 * toplev.c: Likewise.
2059 * varasm.c: Don't include cfglayout.h, basic-block.h,
2060 and tree-iterator.h.
2061 * tree-cfgcleanup.c: Don't include cfglayout.h.
2062 * passes.c: Don't include cfglayout.h, dwarf2asm.h,
2063 dwarf2out.h, dbxout.h, sdbout.h, and xcoffout.h.
2064 * cgraphclones.c: Don't include plugin.h.
2066 2012-05-31 Georg-Johann Lay <avr@gjlay.de>
2068 * config/avr/t-avr: Correct avr-mmcu.texi dependencies.
2069 (s-avr-mmcu-texi): Don't sed on gen-avr-mmcu-texi output.
2070 * doc/avr-mmcu.texi (svn:eol-style): Set to native.
2072 2012-05-31 Richard Guenther <rguenther@suse.de>
2074 * tree-loop-distribution.c (struct partition_s): New struct,
2075 typedef and vector type.
2076 (partition_alloc, partition_free): New functions.
2077 (generate_loops_for_partition, generate_builtin,
2078 generate_code_for_partition, rdg_flag_uses, rdg_flag_vertex,
2079 rdg_flag_vertex_and_dependent, rdg_flag_loop_exits,
2080 build_rdg_partition_for_component, can_generate_builtin,
2081 similar_memory_accesses, fuse_partitions_with_similar_memory_accesses,
2082 rdg_build_partitions, dump_rdg_partitions, debug_rdg_partitions,
2083 number_of_rw_in_partition, partition_contains_all_rw,
2084 ldist_gen): Use partition_t instead of bitmap.
2086 2012-05-31 Georg-Johann Lay <avr@gjlay.de>
2088 * config/avr/gen-avr-mmcu-texi.c: Sort MCUs.
2089 * doc/avr-mmcu.texi: Regenerate.
2091 2012-05-31 Richard Guenther <rguenther@suse.de>
2093 * tree-loop-distribution.c (stmt_has_scalar_dependences_outside_loop):
2094 Use FOR_EACH_SSA_DEF_OPERAND.
2095 (generate_builtin): Adjust.
2096 (stmt_generated_in_another_partition): Remove.
2097 (add_scalar_computations_to_partition): Likewise.
2098 (rdg_build_partitions): Do not call
2099 add_scalar_computations_to_partition.
2101 2012-05-31 Eric Botcazou <ebotcazou@adacore.com>
2103 * tree-dfa.c (get_ref_base_and_extent): Compute the offset using
2104 double ints throughout.
2105 * tree-sra.c (build_user_friendly_ref_for_offset) <RECORD_TYPE>:
2106 Check that the position of the field is representable as an integer.
2108 2012-05-31 Richard Guenther <rguenther@suse.de>
2110 * tree-data-ref.c (dr_analyze_innermost): Properly convert
2111 the MEM_REF offset to sizetype.
2113 2012-05-31 Georg-Johann Lay <avr@gjlay.de>
2115 * doc/invoke.texi (AVR Options): Fix typos.
2117 2012-05-31 Hans-Peter Nilsson <hp@axis.com>
2119 * config/cris/cris.h (CC1_SPEC): Pass through all -march=
2121 (ASM_SPEC): Ditto, not just -march=v32, but translate non-v10,
2122 non-v32 into --march=v0_v10.
2124 2012-05-31 Richard Sandiford <rdsandiford@googlemail.com>
2126 * ira-int.h (target_ira_int): Rename x_move_cost to
2127 x_ira_register_move_cost, x_may_move_in_cost to
2128 x_ira_may_move_in_cost and x_may_move_out_cost to
2129 x_ira_may_move_out_cost. Delete the old fields with
2130 those names and also x_ira_max_register_move_cost,
2131 x_ira_max_may_move_in_cost and x_ira_max_may_move_out_cost.
2132 (move_cost, may_move_in_cost, may_move_out_cost)
2133 (ira_max_register_move_cost, ira_max_may_move_in_cost)
2134 (ira_max_may_move_out_cost): Delete.
2135 * ira.c (init_move_cost): Rename to...
2136 (ira_init_register_move_cost): ...this, deleting the old
2137 function with that name. Apply above variable renamings.
2138 Retain asserts for null fields.
2139 (ira_init_once): Don't initialize register move costs here.
2140 (free_register_move_costs): Apply above variable renamings.
2141 Remove code for deleted fields.
2143 2012-05-31 Richard Sandiford <rdsandiford@googlemail.com>
2145 * ira.c (init_move_cost): Adjust choice of subclasses to match
2146 the current ira_init_register_move_cost choice. Use
2147 ira_class_subset_p instead of reg_class_subset_p.
2148 (ira_init_register_move_cost): Assert that move_cost,
2149 may_move_in_cost and may_move_out_cost already hold the desired
2150 values for their ira_* equivalents. For the latter two,
2151 ignore classes that can't store a register of the given mode.
2153 2012-05-31 Richard Sandiford <rdsandiford@googlemail.com>
2155 * ira.c (setup_allocno_and_important_classes): Use
2156 ira_class_hard_regs_num to check whether a class has any
2157 allocatable registers.
2158 (ira_init_register_move_cost): Likewise.
2160 2012-05-31 Richard Sandiford <rdsandiford@googlemail.com>
2162 * ira.c (init_move_cost): Adjust local variable names to match
2163 file conventions. Use ira_assert instead of gcc_assert.
2165 2012-05-31 Richard Sandiford <rdsandiford@googlemail.com>
2167 * regs.h (move_table, move_cost, may_move_in_cost, may_move_out_cost):
2168 Move these definitions and associated target_globals fields to...
2169 * ira-int.h: ...here.
2170 * rtl.h (init_move_cost): Delete.
2171 * reginfo.c (last_mode_for_init_move_cost, init_move_cost): Move to...
2172 * ira.c: ...here, making the latter static.
2174 2012-05-31 Richard Sandiford <rdsandiford@googlemail.com>
2176 * ira-costs.c (copy_cost): Use ira_init_register_move_cost_if_necessary
2177 and ira_register_move_cost instead of init_move_cost and move_cost.
2179 2012-05-31 Richard Sandiford <rdsandiford@googlemail.com>
2181 * ira.h (target_ira): Delete x_ira_available_class_regs.
2182 (ira_available_class_regs): Delete.
2183 * ira.c (setup_available_class_regs): Delete.
2184 (setup_alloc_classes): Don't call it.
2185 (setup_pressure_classes): Use ira_class_hard_regs_num instead of
2186 ira_available_class_regs.
2187 * haifa-sched.c (print_curr_reg_pressure, setup_insn_reg_pressure_info)
2188 (model_spill_cost): Likewise.
2189 * ira-build.c (low_pressure_loop_node_p): Likewise.
2190 * ira-color.c (color_pass): Likewise.
2191 * ira-emit.c (change_loop): Likewise.
2192 * ira-lives.c (inc_register_pressure, dec_register_pressure)
2193 (single_reg_class, ira_implicitly_set_insn_hard_regs)
2194 (process_bb_node_lives): Likewise.
2195 * loop-invariant.c (gain_for_invariant): Likewise.
2197 2012-05-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2200 * config/pa/pa.c (TARGET_SECTION_TYPE_FLAGS): Define.
2201 (pa_section_type_flags): New.
2202 (pa_legitimate_constant_p): Revert previous change.
2204 2012-05-30 Steven Bosscher <steven@gcc.gnu.org>
2206 * ira.c (allocate_initial_values): Make static.
2208 2012-05-30 Uros Bizjak <ubizjak@gmail.com>
2210 * config/i386/i386.c (legitimize_tls_address) <TLS_MODEL_INITIAL_EXEC>:
2211 Generate tls_initial_exec_64_sun only when !TARGET_X32.
2213 2012-05-30 Richard Guenther <rguenther@suse.de>
2216 * fold-const.c (fold_binary_loc): Make sure to call
2217 fold_plusminus_mult_expr with the original sign of operands.
2219 2012-05-30 Steven Bosscher <steven@gcc.gnu.org>
2221 * Makefile.in: Fix many dependencies.
2222 (DWARF2_H): Depend on dwarf2.def.
2223 (RTL_ERROR_H): Depend on rtl-error.h.
2224 (TREE_PRETTY_PRINT_H, GIMPLE_PRETTY_PRINT_H): New. Replace
2225 all gimple-pretty-print.h and tree-pretty-print.h references.
2227 2012-05-30 Marc Glisse <marc.glisse@inria.fr>
2229 * simplify-rtx.c (simplify_binary_operation_1): Optimize shuffle of
2232 2012-05-30 Richard Guenther <rguenther@suse.de>
2235 * tree-emutls.c (gen_emutls_addr): Do not add globals to
2238 2012-05-30 Eric Botcazou <ebotcazou@adacore.com>
2240 * explow.c (probe_stack_range): Restore simple control flow and stop
2241 again when the probe cannot be generated if HAVE_check_stack.
2243 2012-05-30 Jakub Jelinek <jakub@redhat.com>
2245 PR rtl-optimization/53519
2246 * combine.c (simplify_shift_const_1) <case NOT>: Use constm1_rtx
2247 instead of GEN_INT (GET_MODE_MASK (mode)) as second operand of XOR.
2249 2012-05-30 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
2251 * config/arm/arm.c (arm_evpc_neon_vrev): Adjust off by one error.
2253 2012-05-29 Jack Howarth <howarth@bromo.med.uc.edu>
2256 * doc/tm.texi: Update.
2257 * doc/tm.texi.in (SDB and DWARF) <TARGET_FORCE_AT_COMP_DIR>: Add @hook.
2258 * target.def (force_at_comp_dir): New hook.
2259 * config/darwin.h (TARGET_FORCE_AT_COMP_DIR): Define.
2260 * dwarf2out.c (dwarf2out_finish): Check targetm.force_at_comp_dir.
2262 2012-05-29 Jack Howarth <howarth@bromo.med.uc.edu>
2264 * config/darwin.h (STARTFILE_SPEC): Do not use -lbundle1.o when
2266 (DARWIN_DYLIB1_SPEC): Do not use -ldylib1.10.5.o when Darwin >= 10.
2267 (DARWIN_CRT1_SPEC): Use -lcrt1.10.6.o when Darwin >= 10.
2269 2012-05-29 Oleg Endo <olegendo@gcc.gnu.org>
2272 * config/sh/sh.c (sh_option_override): Set TARGET_FMAC if
2273 flag_unsafe_math_optimizations is set.
2274 * doc/invoke.texi (SH Options): Add -mno-fused-madd description.
2275 Update description of -mfused-madd.
2277 2012-05-29 Oleg Endo <olegendo@gcc.gnu.org>
2280 * config/sh/predicates.md (atomic_arith_operand,
2281 atomic_logical_operand): New predicates.
2282 * config/sh/sh.c (sh_option_override): Check atomic options.
2283 * config/sh/sh.h (TARGET_ANY_ATOMIC, UNSUPPORTED_ATOMIC_OPTIONS,
2284 UNSUPPORTED_HARD_ATOMIC_CPU): New macros.
2285 (DRIVER_SELF_SPECS): Use UNSUPPORTED_ATOMIC_OPTIONS and
2286 UNSUPPORTED_HARD_ATOMIC_CPU.
2287 * config/sh/sync.md: Update description comments.
2288 (I12): New mode iterator.
2289 (fetchop_predicate, fetchop_constraint): New code attributes.
2290 (atomic_compare_and_swapsi_hard, atomic_compare_and_swap<mode>_hard,
2291 atomic_exchangesi_hard, atomic_exchange<mode>_hard,
2292 atomic_fetch_<fetchop_name>si_hard,
2293 atomic_fetch_<fetchop_name><mode>_hard,
2294 atomic_fetch_nandsi_hard, atomic_fetch_nand<mode>_hard,
2295 atomic_<fetchop_name>_fetchsi_hard,
2296 atomic_<fetchop_name>_fetch<mode>_hard,
2297 atomic_nand_fetchsi_hard, atomic_nand_fetch<mode>_hard,
2298 atomic_test_and_set_hard): New insns.
2299 (atomic_compare_and_swap<mode>_soft, atomic_exchange<mode>_soft,
2300 atomic_fetch_<fetchop_name><mode>_soft, atomic_fetch_nand<mode>_soft,
2301 atomic_<fetchop_name>_fetch<mode>_soft, atomic_nand_fetch<mode>_soft,
2302 atomic_test_and_set_soft): Use same formatting for the first line of
2303 the asm block as in new insns above.
2304 (atomic_compare_and_swap<mode>, atomic_exchange<mode>,
2305 atomic_fetch_<fetchop_name><mode>, atomic_<fetchop_name>_fetch<mode>,
2306 atomic_test_and_set): Integrate new *_hard insns into expanders.
2307 * config/sh/sh.opt (mhard-atomic): New option.
2308 * doc/invoke.texi (SH Options): Document it.
2310 2012-05-29 Meador Inge <meadori@codesourcery.com>
2312 * c-decl.c (c_push_function_context): Always create a new language
2314 (c_pop_function_context): Clear the language function created in
2315 c_push_function_context.
2317 2012-05-29 Matt Turner <mattst88@gmail.com>
2319 * config/alpha/ev6.md: (define_bypass "ev6_fmul,ev6_fadd"): New.
2320 (define_bypass "ev6_fcmov"): New.
2322 2012-05-29 Steven Bosscher <steven@gcc.gnu.org>
2324 * integrate.c: Remove.
2325 * integrate.h: Remove.
2326 * Makefile.in: Remove make rules for integrate.c and INTEGRATE_H.
2327 * config/arm/t-arm: Remove INTEGRATE_H dependency for target files.
2328 * config/rs6000/t-rs6000: Likewise
2329 * config/spu/t-spu-elf: Likewise.
2330 * function.h (get_hard_reg_initial_val, has_hard_reg_initial_val,
2331 get_hard_reg_initial_reg, emit_initial_value_sets): Move prototypes
2332 from integrate.h to here.
2333 (initial_value_entry): New prototype.
2334 * reload.h (allocate_initial_values): Remove prototype.
2335 * tree.h (set_decl_abstract_flags, set_decl_origin_self): Likewise.
2336 * cse.c (fixed_base_plus_p): Don't handle virtual registers for
2338 * dwarf2out.c (set_decl_origin_self, set_block_origin_self,
2339 set_decl_abstract_flags, set_block_abstract_flags): Move from
2340 integrate.c to here, the only user.
2341 * expmed.c (extract_fixed_bit_field): Remove outdated comment
2343 * function.c: Don't include integrate.h.
2344 (struct initial_value_pair, struct initial_value_struct,
2345 get_hard_reg_initial_val, has_hard_reg_initial_val,
2346 get_hard_reg_initial_reg, emit_initial_value_sets): Move from
2347 integrate.c to here.
2348 (initial_value_entry): New function.
2349 * genemit.c (main): Don't print integrate.h include line.
2350 * ira.c: Don't include integrate.h.
2351 (allocate_initial_values): Move from integrate.c to here.
2352 (ira): Update allocate_initial_values call.
2353 * tree-inline.c: Don't include integrate.h.
2354 (function_attribute_inlinable_p): Moved from integrate.c to here.
2355 * cfgexpand.c: Don't include integrate.h.
2356 * except.c: Likewise.
2357 * langhooks.c: Likewise.
2358 * passes.c: Likewise.
2359 * toplev.c: Likewise.
2360 * config/frv/frv.c: Likewise.
2361 * config/pa/pa.c: Likewise.
2362 * config/spu/spu.c: Likewise.
2363 * config/epiphany/epiphany.c: Likewise.
2364 * config/mep/mep.c: Likewise.
2365 * config/score/score.c: Likewise.
2366 * config/picochip/picochip.c: Likewise.
2367 * config/sh/sh.c: Likewise.
2368 * config/alpha/alpha.c: Likewise.
2369 * config/microblaze/microblaze.c: Likewise.
2370 * config/mips/mips.c: Likewise.
2371 * config/v850/v850.c: Likewise.
2372 * config/mmix/mmix.c: Likewise.
2373 * config/bfin/bfin.c: Likewise.
2374 * config/arm/arm.c: Likewise.
2375 * config/s390/s390.c: Likewise.
2376 * config/m32r/m32r.c: Likewise.
2377 * config/rs6000/rs6000.c: Likewise.
2378 * config/c6x/c6x.c: Include function.h instead of integrate.h.
2379 * config/tilegx/tilegx.c: Likewise.
2380 * config/tilepro/tilepro.c: Likewise.
2382 2012-05-29 Georg-Johann Lay <avr@gjlay.de>
2384 * config/avr/t-avr (s-avr-mmcu-texi): Call
2385 gen-avr-mmcu-texi$(build_exeext) via ./ and don't assume . is in PATH.
2387 2012-05-29 Michael Matz <matz@suse.de>
2389 * rtl.h (assign_stack_temp, assign_stack_temp_for_type,
2390 assign_temp): Remove 'keep' argument.
2391 (mark_temp_addr_taken): Remove prototype.
2392 * tree.h (expand_decl): Remove prototype.
2393 * function.c (struct temp_slot): Remove addr_taken and keep member.
2394 (assign_stack_temp_for_type) Don't initialize above, remove
2396 (assign_stack_temp, assign_temp): Remove keep argument.
2397 (mark_temp_addr_taken): Remove.
2398 (preserve_temp_slots): Remove handling of addr_taken and keep members.
2399 (free_temp_slots): Ditto.
2400 * expr.c (expand_expr_real_1 <COMPOUND_LITERAL_EXPR>): Remove
2402 * stmt.c (expand_asm_operands): Remove dead code.
2403 (expand_decl): Remove.
2404 * c-decl.c (finish_struct): Don't call expand_decl.
2405 * builtins.c (expand_builtin_cexpi): Adjust calls to assign_temp
2406 and assign_stack_temp.
2407 * calls.c (save_fixed_argument_area, initialize_argument_information,
2408 expand_call, emit_library_call_value_1, store_one_arg): Ditto.
2409 * expmed.c (extract_bit_field_1): Ditto.
2410 * expr.c (emit_group_load_1, emit_group_store,
2411 copy_blkmode_from_reg, emit_push_insn, expand_assignment,
2412 store_field, expand_constructor, expand_cond_expr_using_cmove,
2413 expand_expr_real_2, expand_expr_real_1): Ditto.
2414 * stmt.c (expand_asm_operands, expand_return): Ditto.
2416 * function.c (pop_temp_slots): Call free_temp_slots.
2417 * calls.c (store_one_arg): Don't call preserve_temp_slots or
2419 * expr.c (expand_assignment): Don't call free_temp_slots.
2421 * config/arm/arm.c (neon_expand_vector_init): Ditto.
2422 * config/i386/i386.c (ix86_expand_vector_set): Ditto.
2423 (ix86_expand_vector_extract): Ditto.
2424 * config/ia64/ia64.c (spill_xfmode_rfmode_operand,
2425 ia64_expand_movxf_movrf): Ditto.
2426 * config/mips/mips.c (mips_expand_vi_general): Ditto.
2427 * config/mmix/mmix.md (floatdisf2, floatunsdisf2, truncdfsf2,
2428 extendsfdf2): Ditto.
2429 * config/rs6000/rs6000.c (rs6000_expand_vector_init,
2430 rs6000_expand_vector_set, rs6000_expand_vector_extract,
2431 rs6000_allocate_stack_temp): Ditto.
2432 * config/rs6000/rs6000.md (fix_trunctfsi2_fprs): Ditto.
2433 * config/sparc/sparc.c (emit_soft_tfmode_libcall,
2434 sparc_emit_float_lib_cmp, sparc_emit_float_lib_cmp,
2435 sparc_expand_vector_init): Ditto.
2437 2012-05-29 Michael Matz <matz@suse.de>
2439 * c-tree.h (c_expand_decl): Remove prototype.
2441 * expr.c (expand_expr_real_1 <normal_inner_ref>): Don't allocate
2443 (expand_expr_real_1 <COMPOUND_LITERAL_EXPR>): Make unreachable.
2444 * gimple-fold.c (canonicalize_constructor_val): Canonicalize
2445 COMPOUND_LITERAL_EXPR.
2446 * function.c (expand_function_start): Don't call expand_decl,
2447 instead assert that we have RTL assigned.
2448 * tree-ssa-live.c (remove_unused_locals): Clear
2449 nonlocal_goto_save_area if its backing variable is removed.
2450 * stmt.c (expand_asm_operands): Remove handling of non-lvalues
2452 (expand_decl): Assert that this does nothing.
2453 * calls.c (expand_call): Don't call mark_temp_addr_taken.
2455 2012-05-29 Richard Guenther <rguenther@suse.de>
2457 PR tree-optimization/53516
2458 * tree-data-ref.c (stmt_with_adjacent_zero_store_dr_p): Reject
2460 * tree-vect-data-refs.c (vect_analyze_data_refs): Likewise.
2462 2012-05-29 Joseph Myers <joseph@codesourcery.com>
2464 * LANGUAGES: Fix typos.
2465 * Makefile.in: Fix typos.
2466 * alias.c: Fix typos.
2467 * auto-inc-dec.c: Fix typos.
2468 * bb-reorder.c: Fix typos.
2469 * cfgcleanup.c: Fix typos.
2470 * cgraph.c: Fix typos.
2471 * cgraph.h: Fix typos.
2472 * cgraphunit.c: Fix typos.
2473 * collect2-aix.h: Fix typos.
2474 * collect2.c: Fix typos.
2475 * compare-elim.c: Fix typos.
2476 * config/alpha/vms.h: Fix typos.
2477 * config/arm/README-interworking: Fix typos.
2478 * config/arm/arm.c: Fix typos.
2479 * config/arm/iterators.md: Fix typos.
2480 * config/arm/vxworks.h: Fix typos.
2481 * config/avr/avr.c: Fix typos.
2482 * config/avr/avr.h: Fix typos.
2483 * config/avr/avr.md: Fix typos.
2484 * config/avr/builtins.def: Fix typos.
2485 * config/c6x/c6x.c: Fix typos.
2486 * config/cr16/cr16.c: Fix typos.
2487 * config/cr16/cr16.md: Fix typos.
2488 * config/cris/cris.md: Fix typos.
2489 * config/darwin.c: Fix typos.
2490 * config/darwin.opt: Fix typos.
2491 * config/i386/i386-c.c: Fix typos.
2492 * config/i386/i386.c: Fix typos.
2493 * config/ia64/ia64.c: Fix typos.
2494 * config/m68k/cf.md: Fix typos.
2495 * config/mep/mep.c: Fix typos.
2496 * config/microblaze/microblaze.c: Fix typos.
2497 * config/microblaze/microblaze.h: Fix typos.
2498 * config/mn10300/mn10300.c: Fix typos.
2499 * config/mn10300/mn10300.md: Fix typos.
2500 * config/pa/pa.c: Fix typos.
2501 * config/picochip/picochip.h: Fix typos.
2502 * config/rs6000/a2.md: Fix typos.
2503 * config/rs6000/rs6000.c: Fix typos.
2504 * config/rs6000/vector.md: Fix typos.
2505 * config/rx/rx.md: Fix typos.
2506 * config/rx/rx.opt: Fix typos.
2507 * config/s390/2097.md: Fix typos.
2508 * config/s390/s390.c: Fix typos.
2509 * config/s390/s390.h: Fix typos.
2510 * config/sh/sh.c: Fix typos.
2511 * config/sh/sh.md: Fix typos.
2512 * config/sparc/sync.md: Fix typos.
2513 * config/spu/spu.c: Fix typos.
2514 * config/spu/spu.md: Fix typos.
2515 * config/vms/vms.c: Fix typos.
2516 * config/vxworks-dummy.h: Fix typos.
2517 * config/vxworks.h: Fix typos.
2518 * cselib.c: Fix typos.
2519 * df-scan.c: Fix typos.
2521 * doc/extend.texi: Fix typos.
2522 * doc/install.texi: Fix typos.
2523 * doc/invoke.texi: Fix typos.
2524 * doc/md.texi: Fix typos.
2525 * doc/plugins.texi: Fix typos.
2526 * doc/rtl.texi: Fix typos.
2528 * dwarf2asm.c: Fix typos.
2529 * dwarf2out.c: Fix typos.
2530 * except.h: Fix typos.
2531 * expr.c: Fix typos.
2532 * fold-const.c: Fix typos.
2534 * gcse.c: Fix typos.
2535 * genautomata.c: Fix typos.
2536 * gengtype-state.c: Fix typos.
2537 * gengtype.c: Fix typos.
2538 * genhooks.c: Fix typos.
2539 * gimple-fold.c: Fix typos.
2540 * gimple-pretty-print.c: Fix typos.
2541 * gimple.c: Fix typos.
2542 * gimple.h: Fix typos.
2543 * gimplify.c: Fix typos.
2544 * graphite-interchange.c: Fix typos.
2545 * graphite-sese-to-poly.c: Fix typos.
2546 * ifcvt.c: Fix typos.
2547 * input.c: Fix typos.
2548 * ipa-cp.c: Fix typos.
2549 * ipa-inline-analysis.c: Fix typos.
2550 * ipa-inline-transform.c: Fix typos.
2551 * ipa-inline.c: Fix typos.
2552 * ipa-pure-const.c: Fix typos.
2553 * ipa-ref.h: Fix typos.
2554 * ipa-reference.c: Fix typos.
2555 * ipa-utils.c: Fix typos.
2557 * ira-emit.c: Fix typos.
2558 * ira-lives.c: Fix typos.
2559 * lto-streamer.c: Fix typos.
2560 * lto-streamer.h: Fix typos.
2561 * lto-wrapper.c: Fix typos.
2563 * mode-switching.c: Fix typos.
2564 * modulo-sched.c: Fix typos.
2565 * plugin.c: Fix typos.
2566 * postreload.c: Fix typos.
2567 * sched-deps.c: Fix typos.
2568 * sel-sched-ir.c: Fix typos.
2569 * sel-sched-ir.h: Fix typos.
2570 * sel-sched.c: Fix typos.
2571 * sese.c: Fix typos.
2572 * stor-layout.c: Fix typos.
2573 * target-hooks-macros.h: Fix typos.
2574 * target.def: Fix typos.
2575 * trans-mem.c: Fix typos.
2576 * tree-eh.c: Fix typos.
2577 * tree-predcom.c: Fix typos.
2578 * tree-sra.c: Fix typos.
2579 * tree-ssa-address.c: Fix typos.
2580 * tree-ssa-loop-ivopts.c: Fix typos.
2581 * tree-ssa-loop-niter.c: Fix typos.
2582 * tree-ssa-math-opts.c: Fix typos.
2583 * tree-ssa-pre.c: Fix typos.
2584 * tree-ssa-propagate.c: Fix typos.
2585 * tree-ssa-reassoc.c: Fix typos.
2586 * tree-ssa-sccvn.c: Fix typos.
2587 * tree-ssa-ter.c: Fix typos.
2588 * tree-ssa-uninit.c: Fix typos.
2589 * tree-ssanames.c: Fix typos.
2590 * tree-vect-generic.c: Fix typos.
2591 * tree-vect-slp.c: Fix typos.
2592 * tree.c: Fix typos.
2593 * tree.h: Fix typos.
2594 * varasm.c: Fix typos.
2595 * varpool.c: Fix typos.
2597 2012-05-29 Joseph Myers <joseph@codesourcery.com>
2599 * doc/include/texinfo.tex: Update to version 2012-05-16.16.
2601 2012-05-29 Richard Guenther <rguenther@suse.de>
2603 * tree-dfa.c (find_vars_r): Do not call add_referenced_vars
2605 (add_referenced_var_1): Re-organize. Assert we are not
2607 (remove_referenced_var): Likewise.
2608 * varpool.c (add_new_static_var): Use create_tmp_var_raw.
2609 * tree-mudflap.c (execute_mudflap_function_ops): Do not
2610 call add_referenced_var on globals.
2611 * matrix-reorg.c (transform_access_sites): Likewise.
2613 2012-05-29 Steven Bosscher <steven@gcc.gnu.org>
2615 * alias.c (reg_known_value): Make this a VEC.
2616 (reg_known_equiv_p): Make this an sbitmap.
2617 (reg_known_value_size): Remove.
2618 (get_reg_known_value, set_reg_known_value, get_reg_known_equiv_p,
2619 set_reg_known_equiv_p): Update for reg_known_value and
2620 reg_known_value_size data structure change.
2621 (init_alias_analysis, end_alias_analysis): Likewise.
2623 2012-05-29 Jakub Jelinek <jakub@redhat.com>
2626 * input.c (read_line): Use XRESIZEVEC instead of XNEWVEC
2627 to avoid leaking memory. No need to handle memory allocation
2628 failure. Double string_len on each reallocation instead of adding 2.
2629 * gcov.c (read_line): Likewise.
2631 2012-05-29 Hans-Peter Nilsson <hp@axis.com>
2633 * config/cris/cris.h (TARGET_HAS_BREAK, TARGET_TRAP_USING_BREAK8):
2635 * config/cris/cris.md ("trap"): Define, enabled for
2636 TARGET_TRAP_USING_BREAK8.
2637 * config/cris/cris.opt (mtrap-using-break8): New option.
2639 2012-05-28 Paolo Carlini <paolo.carlini@oracle.com>
2642 * doc/invoke.texi: Document -Wmissing-braces not enabled by -Wall
2645 2012-05-28 Hans-Peter Nilsson <hp@axis.com>
2647 * doc/md.texi (stack_protect_test): Remove negation of branch to label.
2648 (Standard Names): Fix typos in documentation of atomic patterns.
2650 2012-05-27 Nathan Sidwell <nathan@acm.org>
2652 * tree.c (build_constructor): Propagate TREE_SIDE_EFFECTS.
2654 2012-05-26 Jason Merrill <jason@redhat.com>
2657 * c-typeck.c (array_to_pointer_conversion): Give -Wc++-compat warning
2658 about array compound literals.
2660 2012-05-26 Eric Botcazou <ebotcazou@adacore.com>
2662 * cfgcleanup.c (try_optimize_cfg): Do not delete forwarder blocks
2663 if CLEANUP_NO_INSN_DEL.
2664 * cfgrtl.c (unique_locus_on_edge_between_p): New function extracted
2665 from cfg_layout_merge_blocks.
2666 (emit_nop_for_unique_locus_between): New function.
2667 (rtl_merge_blocks): Invoke emit_nop_for_unique_locus_between.
2668 (cfg_layout_merge_blocks): Likewise.
2670 2012-05-26 Dimitrios Apostolou <jimis@gmx.net>
2671 Paolo Bonzini <bonzini@gnu.org>
2673 * df-scan.c (df_def_record_1): Assert a parallel must contain an
2674 EXPR_LIST at this point. Receive the LOC and move its extraction...
2675 (df_defs_record): ... here. Change if-else to a switch statement.
2676 (df_find_hard_reg_defs, df_find_hard_reg_defs_1): New.
2677 (df_get_call_refs): Changed defs_generated from bitmap to HARD_REG_SET
2678 and compute it from df_find_hard_reg_defs(). Record DF_REF_BASE
2679 DEFs in REGNO order. Use HARD_REG_SET instead of bitmap for
2680 regs_invalidated_by_call.
2681 (df_insn_refs_collect): Record DF_REF_REGULAR DEFs after
2684 2012-05-25 Eric Botcazou <ebotcazou@adacore.com>
2687 * tree-inline.c (remap_gimple_op_r): Fix handling of FIELD_DECL.
2688 * tree.c (RETURN_TRUE_IF_VAR): Do not return true for PLACEHOLDER_EXPR.
2690 2012-05-25 Michael Meissner <meissner@linux.vnet.ibm.com>
2692 * config/rs6000/t-linux64: Delete the 32-bit multilib that uses
2693 software floating point emulation. No longer build the multilibs
2694 with -mstrict-align.
2696 2012-05-25 Aldy Hernandez <aldyh@redhat.com>
2699 * trans-mem.c (ipa_tm_create_version_alias): Output new_node if
2700 accessed indirectly.
2701 (ipa_tm_create_version): Same.
2703 2012-05-25 Uros Bizjak <ubizjak@gmail.com>
2706 * config/i386/i386.c (ix86_print_operand) <case 'O'>: Print '.' here.
2707 <case 'C', case 'c', case 'F', case 'f'>: Print '.' only for C and c.
2709 2012-05-25 Alexander Ivchenko <alexander.ivchenko@intel.com>
2712 * config/i386/i386.c (ix86_expand_vec_perm): Use correct op.
2713 (ix86_expand_vec_perm): Use int mode instead of float.
2714 (expand_vec_perm_pshufb): Remove handling of useseless type
2717 2012-05-25 Eric Botcazou <ebotcazou@adacore.com>
2720 * config.gcc (i[34567]86-*-mingw* | x86_64-*-mingw*): Set gas and
2721 gnu_ld variables to yes.
2722 * configure.ac (HAVE_GNU_LD): Move to after config.gcc inclusion.
2723 (HAVE_GNU_AS): Likewise.
2724 * config.in: Regenerate.
2725 * configure: Likewise.
2727 2012-05-25 Tristan Gingold <gingold@adacore.com>
2729 * config/i386/i386.c (struct ix86_frame): Remove unused frame field.
2730 (ix86_compute_frame_layout): Fix type of stack_alignment_needed
2731 and preferred_alignment.
2733 2012-05-25 Tristan Gingold <gingold@adacore.com>
2735 * common/config/ia64/ia64-common.c (ia64_except_unwind_info): Fix typo.
2737 2012-05-25 Thomas Schwinge <thomas@codesourcery.com>
2739 * fold-const.c (optimize_bit_field_compare): Abort early in the strict
2740 volatile bitfields case.
2742 2012-05-24 Pat Haugen <pthaugen@us.ibm.com>
2744 * config/rs6000/rs6000.c (rs6000_option_override_internal): Change
2745 rs6000_sched_costly_dep default to true_store_to_load_dep_costly.
2746 (adjacent_mem_locations): Move some code to and call...
2747 (get_memref_parts): ...new function.
2748 (mem_locations_overlap): New function.
2749 (rs6000_adjust_priority): Adjust calls to is_load_insn/is_store_insn.
2750 (is_mem_ref): Rename to...
2751 (find_mem_ref): ...this. Return MEM rtx.
2752 (get_store_dest): Remove function.
2753 (is_load_insn1, is_load_insn, is_store_insn1, is_store_insn): Add
2754 new parameter and adjust calls.
2755 (rs6000_is_costly_dependence): Update calls for extra arg. Make sure
2756 mem refs overlap for true_store_to_load_dep_costly.
2757 (rs6000_sched_reorder2): Update calls for extra arg. Adjust args
2758 passed to adjacent_mem_locations.
2759 (is_costly_group): Walk resolved dependency list.
2760 (force_new_group): Emit group ending nop for Power6/Power7.
2761 * config/rs6000/rs6000.md (UNSPEC_GRP_END_NOP): New enum value.
2762 (group_ending_nop): New define_insn.
2764 2012-05-24 Dodji Seketeli <dodji@redhat.com>
2766 Make unwound macro expansion trace less redundant
2767 * tree-diagnostic.c (maybe_unwind_expanded_macro_loc): Don't print
2768 context of macro definition in the trace, when it's redundant.
2771 2012-05-24 Richard Guenther <rguenther@suse.de>
2774 * tree-profile.c (tree_profiling): Cleanup the CFG if
2775 execute_fixup_cfg requests it.
2777 2012-05-24 Richard Guenther <rguenther@suse.de>
2779 * tree-flow.h (create_var_ann): Remove.
2780 * tree-dfa.c (create_var_ann): Remove and inline into its
2782 (add_referenced_var_1): ... here.
2783 * varpool.c (add_new_static_var): Do not call add_referenced_var
2785 * gimple-fold.c (canonicalize_constructor_val): Likewise.
2786 * tree-switch-conversion.c (build_one_array): Likewise.
2787 * tree-profile.c (gimple_gen_ic_profiler): Likewise.
2788 * tree-flow-inline.h (gimple_referenced_vars): Guard against
2790 * tree-inline.c (remap_gimple_op_r): Likewise. Check
2791 gimple_referenced_vars instead of gimple_in_ssa_p.
2792 (copy_tree_body_r): Likewise.
2793 (setup_one_parameter): Likewise.
2794 (declare_return_variable): Likewise.
2795 (tree_function_versioning): Likewise.
2797 2012-05-24 Jakub Jelinek <jakub@redhat.com>
2799 PR tree-optimization/53465
2800 * tree-vrp.c (extract_range_from_cond_expr): First copy_value_range
2801 vr0 into *vr, then vrp_meet that.
2802 (vrp_meet): If one vr type is VR_UNDEFINED, ensure the result doesn't
2803 have any equivalences.
2804 (vrp_visit_phi_node): Call copy_value_range instead of vrp_meet the
2807 2012-05-24 Jim MacArthur <jim.macarthur@arm.com>
2809 * recog.c (reg_fits_class_p): Check both regno and regno + offset are
2811 * regs.h (in_hard_reg_set_p): Assert that regno is a hard register and
2812 check end_regno - 1 is a hard register.
2814 2012-05-24 Richard Guenther <rguenther@suse.de>
2816 * varpool.c (add_new_static_var): Remove call to create_var_ann.
2817 * tree-ssa-operands.c (create_vop_var): Likewise.
2819 2012-05-24 Richard Guenther <rguenther@suse.de>
2822 * tree-ssa-live.c (remove_unused_scope_block_p): Properly
2824 (remove_unused_locals): Pass global_unused_vars to
2825 remove_unused_scope_block_p. Restore code walking all
2826 referenced vars and pruning them.
2828 2012-05-23 Jan Hubicka <jh@suse.cz>
2830 * tree.h (alias_diag_flags): Remove.
2831 (alias_pair): Remove emitted_diags.
2832 (finish_aliases_1, finish_aliases_2, remove_unreachable_alias_pairs,
2833 symbol_alias_set_t, symbol_alias_set_destroy,
2834 symbol_alias_set_contains, propagate_aliases_backward): Remove.
2835 * toplev.c (compile_file): Do not call finish_aliases_2
2836 * cgraphunit.c (cgraph_process_new_functions): Do not call
2838 (handle_alias_pairs): Output diagnostics about aliases to externals.
2839 (assemble_thunks_and_aliases): Use do_assemble_alias.
2840 (output_weakrefs): Likewise.
2841 (finalize_compilation_unit): Do not call finish_aliases_1.
2842 * ipa.c (symtab_remove_unreachable_nodes): De not call
2843 remove_unreachable_alias_pairs.
2844 * varasm.c (do_assemble_alias): Export.
2845 (symbol_alias_set_create, symbol_alias_set_destroy,
2846 symbol_alias_set_contains, symbol_alias_set_insert,
2847 propagate_aliases_forward, propagate_aliases_backward,
2848 propagate_aliases_backward, trivially_visible_alias,
2849 trivially_defined_alias, remove_unreachable_alias_pairs,
2850 finish_aliases_1, finish_aliases_2, assemble_alias): Remove.
2851 * output.h (do_assemble_alias): Declare.
2852 * varpool.c (varpool_remove_unreferenced_decls): Do not call
2855 2012-05-23 Martin Jambor <mjambor@suse.cz>
2857 * ipa-inline-analysis.c (inline_merge_summary): Free operand_map.
2859 2012-05-23 Eric Botcazou <ebotcazou@adacore.com>
2861 * gimple.c (gimple_types_compatible_p_1) <ARRAY_TYPE>: Remove bogus
2863 (gimple_canonical_types_compatible_p) <ARRAY_TYPE>: Likewise.
2864 (iterative_hash_gimple_type): Adjust comment.
2865 (iterative_hash_canonical_type): Likewise. Hash the bounds of the
2866 domain for an array type instead of the domain type itself.
2868 2012-05-23 Richard Guenther <rguenther@suse.de>
2870 PR tree-optimization/53438
2871 * tree-sra.c (analyze_access_subtree): Correct bitfield exclusion.
2873 2012-05-23 Georg-Johann Lay <avr@gjlay.de>
2876 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Don't inhibit .p2align 1.
2877 * config/avr/elf.h (ASM_OUTPUT_BEFORE_CASE_LABEL): Use
2880 2012-05-23 Richard Guenther <rguenther@suse.de>
2882 * tree-dfa.c (add_referenced_var_1): Do not add global vars.
2883 * tree-ssa-live.c (mark_all_vars_used_1): Handle global vars
2884 via the global_unused_vars bitmap.
2885 (remove_unused_locals): Handle global vars in local-decls via
2886 a global_unused_vars bitmap instead of the used flag in the
2887 var annotation. Simplify global variable handling and removal.
2889 2012-05-22 Jan Hubicka <jh@suse.cz>
2892 * tree-ssa-structalias.c (create_variable_info_for): Skip constructors
2893 from other partitions.
2895 2012-05-22 Jan Hubicka <jh@suse.cz>
2898 * symtab.c (symtab_register_node): Fix ordering issue.
2900 2012-05-22 Steven Drake <sbd@NetBSD.org>
2902 * gcc.c (do_spec_1): Add %M spec token to output multilib_os_dir.
2904 2012-05-22 David Edelsohn <dje.gcc@gmail.com>
2906 * config/rs6000/rs6000.c (rs6000_aix_asm_output_dwarf_table_ref):
2907 Use strip_name_encoding target hook.
2909 2012-05-22 Richard Guenther <rguenther@suse.de>
2911 * tree.h (VAR_DECL_IS_VIRTUAL_OPERAND): New.
2912 (init_function_for_compilation): Remove.
2913 * tree-dfa.c (find_vars_r): Take struct function argument.
2914 (find_referenced_vars_in): Adjust.
2915 * tree-ssa-operands.c (clobber_stats): Remove.
2916 (create_vop_var): Take struct function argument. Mark
2917 virtual operand with VAR_DECL_IS_VIRTUAL_OPERAND.
2918 (init_ssa_operands): Take struct function argument.
2919 (fini_ssa_operands): Do not dump dead stats.
2920 * tree-ssa-operands.h (init_ssa_operands): Take struct function
2922 * cgraphunit.c (init_lowered_empty_function): Adjust.
2923 * lto-streamer-in.c (input_cfg): Likewise.
2924 * tree-inline.c (initialize_cfun): Likewise.
2925 * tree-into-ssa.c (rewrite_into_ssa): Likewise.
2926 * omp-low.c (expand_omp_taskreg): Likewise. Avoid switching cfun.
2927 * gimple.c (is_gimple_reg): Optimize the SSA_NAME case,
2928 virtual operands are not registers.
2930 2012-05-22 Richard Guenther <rguenther@suse.de>
2932 * tree-cfg.c (verify_gimple_assign_unary): Fix typo in previous commit.
2934 2012-05-22 Richard Guenther <rguenther@suse.de>
2937 * tree-inline.c (setup_one_parameter): Create a dummy init
2938 statement for unused parameters when not optimizing.
2940 2012-05-22 Richard Guenther <rguenther@suse.de>
2942 * tree-flow.h (add_referenced_var_1): Declare.
2943 (add_referenced_var): Define.
2944 * tree-dfa.c (referenced_var_check_and_insert): Avoid one hash lookup.
2945 (add_referenced_var): Rename to ...
2946 (add_referenced_var_1): ... this. Take struct function argument.
2948 2012-05-22 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
2951 * config/arm/arm-protos.h (arm_validize_comparison): Declare.
2952 * config/arm/arm.c (arm_validize_comparison): Define.
2953 * config/arm/arm.md ("cbranchsi4"): Cleanup expansion and use
2954 arm_validize_comparison.
2955 ("cbranchdi4"): Likewise.
2956 ("cstoredi4"): Likewise.
2957 ("movsicc"): Likewise.
2958 ("movsfcc"): Likewise.
2959 ("movdfcc"): Likewise.
2961 2012-05-22 Dimitrios Apostolou <jimis@gmx.net>
2963 * df-scan.c (df_scan_alloc): Round up allocation pools size, reduce
2964 the mw_reg_pool size.
2966 2012-05-22 Paolo Bonzini <bonzini@gnu.org>
2968 PR tree-optimization/53336
2969 * tree-cfg.c (verify_gimple_assign_unary): Allow conversion from
2970 non-integer integral types to offset type and vice versa.
2972 2012-05-22 Alan Modra <amodra@gmail.com>
2974 * config/rs6000/aix.h (FP_SAVE_INLINE, GP_SAVE_INLINE): Delete.
2975 * config/rs6000/darwin.h (FP_SAVE_INLINE, GP_SAVE_INLINE): Delete.
2976 * config/rs6000/sysv4.h (FP_SAVE_INLINE, GP_SAVE_INLINE,
2977 V_SAVE_INLINE): Delete.
2978 * config/rs6000/rs6000.c (V_SAVE_INLINE): Delete.
2979 (rs6000_savres_strategy): Reimplement GP/FP/V_SAVE_INLINE logic.
2980 For ELF targets, use out-of-line restores for -Os and any number
2981 of regs if the restore exits, and out-of-line gp save for two or
2982 more regs. Use save_reg_p to test for holes in reg restore set.
2983 Replace "#if" with "if".
2985 2012-05-22 Alan Modra <amodra@gmail.com>
2987 * config/rs6000/rs6000.c (save_reg_p): New function.
2988 (first_reg_to_save, first_fp_reg_to_save): Use it here.
2989 (first_altivec_reg_to_save, restore_saved_cr): Likewise.
2990 (emit_frame_save): Use gen_frame_store.
2991 (gen_frame_mem_offset): Correct SPE condition requiring reg+reg.
2992 (rs6000_emit_prologue): Use save_reg_p. Use gen_frame_store for
2994 (rs6000_emit_epilogue): Use save_reg_p. Use gen_frame_load for
2995 vrsave, toc, gp and fp restores.
2997 2012-05-22 Alan Modra <amodra@gmail.com>
2999 * config/rs6000/rs6000.c: Delete unnecessary forward declarations.
3000 Move those with ATTRIBUTE_UNUSED to immediately before definitions.
3001 Move function pointer variables after forward declarations.
3002 (rs6000_builtin_support_vector_misalignment): Make static.
3003 (rs6000_legitimate_address_p, rs6000_gimplify_va_arg): Likewise.
3004 (rs6000_function_value, rs6000_can_eliminate): Likewise.
3006 2012-05-21 Bernd Schmidt <bernds@codesourcery.com>
3008 PR rtl-optimization/53373
3009 * caller-save.c (save_call_clobbered_regs): Look into a possible
3010 PARALLEL manually rather than using single_set on a call insn.
3012 2012-05-21 Jakub Jelinek <jakub@redhat.com>
3014 PR tree-optimization/53436
3015 * omp-low.c (omp_build_component_ref): New function.
3016 (build_receiver_ref, build_sender_ref, create_task_copyfn): Use it.
3018 2012-05-21 Uros Bizjak <ubizjak@gmail.com>
3020 * config/i386/i386.c (put_condition_code): Change "reverse" and "fp"
3022 (ix86_print_operand) <case 'O'>: Look at mode size of the operand.
3023 Do not print '.' here. Output operand lossage error for unhandled
3028 <case 'z'>: Hardcode "code" argument into error strings.
3030 <case 'D'>: Merge AVX and non-AVX codes.
3031 <case 'C', case 'c', case 'F', case 'f'>: Merge. Fix error string.
3032 Update call to put_condition_code.
3034 2012-05-21 Andreas Schwab <schwab@linux-m68k.org>
3036 * config/m68k/m68k.md (*clzsi2_cf): Renamed from clzsi2. Call
3038 (clzsi2): New expander.
3039 (*clzsi2_68k): New insn.
3040 * config/m68k/m68k.h: Update comment about CLZ_DEFINED_VALUE_AT_ZERO.
3042 2012-05-21 Aldy Hernandez <aldyh@redhat.com>
3044 * gimple.h (gimple_set_in_transaction): Remove.
3045 (gimple_in_transaction): Look in BB instead.
3046 (gimple_statement_base): Remove in_transaction field.
3047 * basic-block.h (enum bb_flags): Add BB_IN_TRANSACTION.
3048 * trans-mem.c (compute_transaction_bits): Place transaction bit
3049 information into basic blocks.
3051 2012-05-21 Andreas Schwab <schwab@linux-m68k.org>
3053 * expr.c (get_def_for_expr_class): Define only if
3054 HAVE_conditional_move.
3055 (convert_tree_comp_to_rtx): Likewise.
3057 2012-05-21 Uros Bizjak <ubizjak@gmail.com>
3060 * config/i386/i386.md (ffs<mode>2): Generate CCCmode compare
3062 (ffssi2_no_cmove): Ditto.
3063 (*ffs<mode>_1): Remove insn pattern.
3064 (*tzcnt<mode>_1): New insn pattern.
3065 (*bsf<mode>1): Ditto.
3067 2012-05-21 Richard Guenther <rguenther@suse.de>
3069 * tree-dfa.c (add_referenced_var): Do not walk DECL_INITIAL for
3070 more referenced vars.
3071 * tree-ssa-live.c (mark_all_vars_used_1): Only set the used
3072 flag on variables that have a var-annotation.
3074 2012-05-21 Joseph Myers <joseph@codesourcery.com>
3077 * c-typeck.c (build_conditional_expr): Remove C_MAYBE_CONST_EXPR
3078 from folded operands before wrapping another around the
3079 conditional expression.
3081 2012-05-21 Jakub Jelinek <jakub@redhat.com>
3083 PR tree-optimization/53366
3084 * tree-vect-slp.c (vect_supported_load_permutation_p): Don't shortcut
3085 tests if complex_numbers == 2, but there are non-complex number loads
3088 PR tree-optimization/53409
3089 * tree-vect-loop.c (vect_analyze_loop_operations): Don't check
3090 vinfo_for_stmt (op_def_stmt) if op_def_stmt isn't inside loop.
3092 PR tree-optimization/53410
3093 * fold-const.c (fold_binary_loc): Use build_zero_cst (type)
3094 instead of build_int_cst (type, 0) where vector types might be
3095 involved. Instead of build_int_cst (type, 1) convert the original
3096 integer_onep argument to the desired type.
3098 2012-05-21 Michael Matz <matz@suse.de>
3100 * genattrtab.c (attr_rtx_cost): Move earlier, start with cost being 1.
3101 (simplify_test_exp): Handle one more case of distributive law,
3102 decrease cost threshold.
3103 (tests_attr_p, get_attr_order): New functions.
3104 (optimize_attrs): Use topological order, inline only cheap values.
3105 (write_attr_set): Reset our_known_true after some time.
3107 2012-05-21 H.J. Lu <hongjiu.lu@intel.com>
3110 * config/i386/i386.c (type_natural_mode): Warn passing SSE
3111 vector argument without SSE enabled changes the ABI.
3113 2012-05-21 Richard Guenther <rguenther@suse.de>
3115 PR tree-optimization/53408
3116 * tree-vect-loop.c (vectorizable_induction): Properly check
3117 the restriction that we cannot handle induction results from
3118 the inner loop outside of the outer loop.
3120 2012-05-21 H.J. Lu <hongjiu.lu@intel.com>
3123 * config/i386/i386.md (UNSPEC_RDRAND): Renamed to ...
3124 (UNSPECV_RDRAND): This.
3125 (rdrand<mode>_1): Updated.
3127 2012-05-21 Richard Guenther <rguenther@suse.de>
3129 * tree-loop-distribution.c (can_generate_builtin): Reject
3132 2012-05-21 Chung-Lin Tang <cltang@codesourcery.com>
3134 * Makefile.in (options.c): Add options.h to included header
3137 2012-05-21 Razya Ladelsky <razya@il.ibm.com>
3139 * tree-parloops.c : Add myself to contributors, update
3140 TODO list, add link to wiki.
3142 2012-05-21 Alan Modra <amodra@gmail.com>
3144 * config/rs6000/predicates.md (input_operand): Don't match
3145 constant pool addresses. Remove label_ref, high and plus from
3146 match_code list. Remove redundant CONSTANT_P test.
3147 (splat_input_operand): Similarly update match_code list.
3148 (small_toc_ref): New predicate.
3149 * config/rs6000/rs6000-protos.h (toc_relative_expr_p): Update prototype.
3150 * config/rs6000/rs6000.c (tocrel_base, tocrel_offset): Make const.
3151 (legitimate_constant_pool_address_p): Move TARGET_TOC test and
3152 register checks to..
3153 (toc_relative_expr_p): ..here. Add "strict" param. Match new rtl
3154 generated by create_TOC_reference.
3155 (rs6000_legitimize_address): Update cerate_TOC_reference call.
3156 (rs6000_delegitimize_address): Handle new rtl for toc refs.
3157 (rs6000_cannot_force_const_mem, rs6000_find_base_term): Likewise.
3158 (use_toc_relative_ref): New function, split out from..
3159 (rs6000_emit_move): ..here. Remove redundant tests. Update
3160 create_TOC_reference calls.
3161 (rs6000_legitimize_reload_address): Formatting. Handle splitting
3162 of medium/large model toc addresses. Use use_toc_relative_ref.
3163 (print_operand): Formatting, style. Adjust for toc changes.
3164 (print_operand_address): Likewise.
3165 (rs6000_output_addr_const_extra): Likewise.
3166 (create_TOC_reference): Put TOC_REGISTER in UNSPEC_TOCREL rather
3167 than a PLUS. Use this formulation for both high and low part
3168 of -mcmodel=medium/large toc reference too. Before reload,
3169 always use the small model formulation.
3170 * config/rs6000/rs6000.md (tls_gd, tls_gd_high): Similarly avoid
3171 a PLUS in high part of addresses here.
3172 (tls_ld, tls_ld_high, tls_got_dtprel, tls_got_dtprel_high): Likewise.
3173 (tls_got_tprel, tls_got_tprel_high, largetoc_high): Likewise.
3174 (largetoc_high, largetoc_low): Move earlier. Cope when no
3176 (largetoc_high_plus): New insn.
3177 (movsi_internal1, movsi_internal1_single, movsf_softfloat,
3178 movdi_mfpgpr, movdi_internal64): Don't handle 'R' constraint here..
3179 (tocref): ..instead do so here, new insn and split.
3181 2012-05-20 H.J. Lu <hongjiu.lu@intel.com>
3183 * config/i386/driver-i386.c (host_detect_local_cpu): Support
3184 RDRND, F16C and FSGSBASE.
3186 2012-05-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3188 PR rtl-optimzation/53373
3189 * config/pa/pa.md (call_symref_pic): Don't expose PIC register save in
3190 call pattern. Update split patterns.
3191 (call_symref_64bit, call_reg_pic, call_reg_64bit, call_val_symref_pic,
3192 call_val_symref_64bit, call_val_reg_pic, call_val_reg_64bit): Likewise.
3194 2012-05-20 Razya Ladelsky <razya@il.ibm.com>
3196 * tree-parloops.c (gen_parallel_loop): Change many_iterations_cond
3199 2012-05-18 Jan Hubicka <jh@suse.cz>
3201 * cgraphunit.c (handle_alias_pairs): Declare; free alias_pairs
3202 (cgraph_process_new_functions): Process also aliases.
3203 * lto-streamer-out.c (struct sets): Remove.
3204 (trivally_defined_alias): Remove.
3205 (output_alias_pair_p): Remove.
3206 (output_unreferenced_globals): Remove.
3207 (produce_symtab); Do not handle alias pairs.
3208 (produce_asm_for_decls): Likewise.
3209 * lto-streamer-in.c (input_alias_pairs): Remove.
3210 (lto_read_body): Do not input alias pairs.
3211 (lto_input_constructors_and_inits): Remove.
3213 2012-05-18 Jan Hubicka <jh@suse.cz>
3215 * cgraphunit.c (handle_alias_pairs): Cleanup; handle all types of
3218 2012-05-18 Jan Hubicka <jh@suse.cz>
3220 * cgraphbuild.c (record_reference): Update.
3221 * lto-cgraph.c (lto_output_varpool_node): External vars
3222 are not in other partition even if they are not output
3223 in current partition.
3224 * gimple-fold.c (can_refer_decl_in_current_unit_p): Take FROM_DECL
3226 (canonicalize_constructor_val): Take FROM_DECL argument.
3227 (fold_ctor_reference, fold_string_cst_ctor_reference,
3228 fold_array_ctor_reference, fold_nonarray_ctor_reference,
3229 fold_ctor_reference): Likewise.
3230 (fold_const_aggregate_ref_1, gimple_get_virt_method_for_binfo): Update.
3231 * gimple.h (gimple_fold_builtin): Likewise.
3233 2012-05-18 Olivier Hainque <hainque@adacore.com>
3235 * Makefile.in (FLAGS_TO_PASS): Pass $(libexecsubdir) instead of
3236 $(libsubdir) as libexecsubdir.
3238 2012-05-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3240 * config/rs6000/rs6000.c (print_operand): Revise code that unsafely
3241 relied on signed overflow behavior.
3243 2012-05-18 Richard Guenther <rguenther@suse.de>
3245 PR tree-optimization/53346
3246 * tree-loop-distribution.c (ldist_gen): Make sure to apply
3247 builtin transform even when only a single partition with
3248 all reads/writes exists.
3250 2012-05-18 Richard Guenther <rguenther@suse.de>
3252 PR tree-optimization/53390
3253 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Ignore
3256 2012-05-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3258 * tree-ssa-reassoc.c (bip_map): Remove decl.
3259 (completely_remove_stmt): Remove function.
3260 (remove_def_if_absorbed_call): Remove function.
3261 (remove_visited_stmt_chain): Remove __builtin_powi handling.
3262 (possibly_move_powi): Remove function.
3263 (rewrite_expr_tree): Remove calls to possibly_move_powi.
3264 (rewrite_expr_tree_parallel): Likewise.
3265 (attempt_builtin_powi): Build multiplies explicitly rather than
3266 relying on the ops vector and rank system.
3267 (transform_stmt_to_copy): New function.
3268 (transform_stmt_to_multiply): Likewise.
3269 (reassociate_bb): Handle leftover operations after __builtin_powi
3270 optimization; build a final multiply if necessary.
3272 2012-05-18 Jan Hubicka <jh@suse.cz>
3274 * cgraphunit.c (varpool_finalize_decl): Allow external decls.
3275 (mark_functions_to_output): Fix sanity check.
3276 * ipa.c (function_and_variable_visibility): Remove TREE_STATIC check.
3278 2012-05-18 Richard Guenther <rguenther@suse.de>
3280 * tree-flow.h (mark_symbols_for_renaming): Remove.
3281 * tree-dfa.c (mark_symbols_for_renaming): Likewise.
3282 * tree-inline.c (copy_edges_for_bb): Do not mark symbols for renaming.
3283 (copy_debug_stmt): Likewise.
3284 (expand_call_inline): Likewise.
3285 (declare_return_variable): Mark the return variable for renaming
3288 2012-05-18 Andrew Stubbs <ams@codesourcery.com>
3290 * config/arm/arm-protos.h (arm_emit_coreregs_64bit_shift): New
3292 * config/arm/arm.c (arm_emit_coreregs_64bit_shift): New function.
3293 * config/arm/arm.md (ashldi3): Use arm_emit_coreregs_64bit_shift.
3294 (ashrdi3,lshrdi3): Likewise.
3295 (arm_cond_branch): Remove '*' to enable gen_arm_cond_branch.
3297 2012-05-18 Meador Inge <meadori@codesourcery.com>
3299 PR rtl-optimization/53352
3300 * cse.c (equiv_constant): Ignore paradoxical subregs.
3302 2012-05-17 Steven Bosscher <steven@gcc.gnu.org>
3304 PR rtl-optimization/53125
3305 * regstat.c (regstat_bb_compute_ri): Take new local_live_last_luid
3306 argument. Simplify calculation of REG_LIVE_LENGTH for regnos that
3307 die in the basic block. Correctly top off REG_FREQ and
3308 REG_FREQ_CALLS_CROSSED.
3310 (regstat_compute_ri): Allocate and free local_live_last_luid.
3312 (regstat_bb_compute_calls_crossed): Correctly top off
3313 REG_FREQ_CALLS_CROSSED.
3315 2012-05-17 Jan Hubicka <jh@suse.cz>
3317 * lto-symtab.c (lto_symtab_resolve_symbols): Preffer decl with
3318 constructor over decl without.
3319 * cgraph.c (cgraph_remove_node): Clear also body of unanalyzed nodes.
3320 * cgraph.h (varpool_can_remove_if_no_refs): Handle external correctly.
3321 * cgraphunit.c (process_function_and_variable_attributes): Finalize
3323 (mark_functions_to_output): Also accept bodies for functions with
3325 (output_in_order): Skip external vars.
3326 * lto-cgraph.c (lto_output_node): External functions are never in other
3328 (lto_output_varpool_node): Likewise.
3329 * lto-streamer-out.c (lto_write_tree): Always use error_mark_nodes for
3330 forgotten initializers.
3331 * ipa.c (process_references): Handle external vars.
3332 (symtab_remove_unreachable_nodes): Update to handle external vars.
3333 (varpool_externally_visible_p): External vars are externally visible.
3334 * gimple-fold.c (can_refer_decl_in_current_unit_p): Update.
3335 * varpool.c (varpool_remove_node): Remove constructor.
3336 (decide_is_variable_needed): Handle externals.
3337 (varpool_remove_unreferenced_decls): Likewise.
3339 2012-05-17 Manuel LĂ³pez-IbĂ¡Ă±ez <manu@gcc.gnu.org>
3341 * opts.c (common_handle_option): -pedantic-errors enables -Wpedantic.
3342 (enable_warning_as_error): Do not special case Wuninitialized.
3343 * optc-gen.awk: Add sanity checks.
3345 2012-05-17 Jan Hubicka <jh@suse.cz>
3347 * ipa-reference.c (is_proper_for_analysis): Do not check flags
3348 that might change as result of global optimization.
3349 (analyze_function): Do not check analyzed and externally_visible
3350 flags; be happy about address dereferences.
3351 (propagate): Prune all_module_statics so it really contains just
3352 statics; prune all the local summaries.
3353 (ipa_reference_write_optimization_summary): Simplify.
3355 2012-05-17 Kwok Cheung Yeung <kcy@codesourcery.com>
3357 * config/m68k/m68k-devices.def: Add 51ag, 51je, 51jf, 51jg, 51mm, 51qm.
3358 * config/m68k/m68k-tables.opt: Regenerated.
3359 * doc/invoke.texi (M680x0 Options): Document.
3361 2012-05-16 Dave Boutcher <daveboutcher@gmail.com>
3362 Patrick Marlier <patrick.marlier@gmail.com>
3364 * trans-mem.c (ipa_tm_transform_clone): Transform functions with
3367 2012-05-16 H.J. Lu <hongjiu.lu@intel.com>
3369 * configure: Regenerated.
3371 2012-05-16 Andrew Pinski <apinski@cavium.com>
3373 * gimple-fold.c (get_maxval_strlen): Move COND_EXPR handling under
3376 2012-05-16 David S. Miller <davem@davemloft.net>
3378 * jump.c (delete_related_insns): If we remove a CALL, make sure
3379 we delete it's NOTE_INSN_CALL_ARG_LOCATION note too.
3381 2012-05-16 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3383 PR tree-optimization/53217
3384 * tree-ssa-reassoc.c (bip_map): New static variable.
3385 (possibly_move_powi): Move feeding multiplies with __builtin_powi call.
3386 (attempt_builtin_powi): Save feeding multiplies on a stack.
3387 (reassociate_bb): Create and destroy bip_map.
3389 2012-05-16 Olivier Hainque <hainque@adacore.com>
3391 * Makefile.in (install-no-fixedincludes): New target, former toplevel
3392 gcc-no-fixedincludes. Stash "include-fixed" in addition to "include".
3393 Add comments and improve stamp preservation across the whole sequence.
3394 (stmp-int-hdrs): Use move-if-change + cp -p to setup fix_dir/limits.h.
3396 2012-05-16 Richard Guenther <rguenther@suse.de>
3398 * tree-inline.c (insert_init_stmt): Do not call
3399 mark_symbols_for_renaming.
3400 (setup_one_parameter): Avoid initializing unused parameters.
3401 (declare_return_variable): Properly handle DECL_BY_REFERENCE
3402 return vars in SSA form.
3404 2012-05-16 Richard Guenther <rguenther@suse.de>
3406 * tree-flow.h (get_virtual_var): Remove.
3407 * tree-dfa.c (get_virtual_var): Likewise.
3409 2012-05-16 Richard Guenther <rguenther@suse.de>
3411 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1):
3412 Remove set-only bitmap of new names.
3413 (slpeel_tree_peel_loop_to_edge): Likewise. Do not set
3415 * tree-flow.h (ssa_names_to_replace): Remove.
3416 * tree-into-ssa.c (ssa_names_to_replace): Likewise.
3418 2012-05-16 Richard Guenther <rguenther@suse.de>
3420 PR tree-optimization/53364
3421 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Properly
3422 detect a view-conversion of the decl.
3424 2012-05-16 Dodji Seketeli <dodji@redhat.com>
3426 PR preprocessor/7263
3427 * c-tree.h (enum c_declspec_word): Declare new enum.
3428 (struct c_declspecs::locations): New member.
3429 (declspecs_add_qual, declspecs_add_scspec)
3430 (declspecs_add_addrspace, declspecs_add_alignas): Take a new
3432 * c-decl.c (build_null_declspecs): Initialize the new struct
3433 c_declspecs::locations member.
3434 (declspecs_add_addrspace): Take a location parameter for the
3435 address space. Store it onto declaration specifiers.
3436 (declspecs_add_qual): Likewise, take a location parameter for the
3438 (declspecs_add_type): Likewise, take a location parameter for the
3440 (declspecs_add_scspec): Likewise, take a location parameter for
3441 the storage class specifier.
3442 (declspecs_add_attrs): Likewise, take a location parameter for the
3444 (declspecs_add_alignas): Likewise, take a location parameter for
3446 (finish_declspecs): For diagnostics, use the location of the
3447 relevant declspec, instead of the global input_location.
3448 * c-parser.c (c_parser_parameter_declaration): Pass the precise
3449 virtual location of the declspec to the declspecs-setters.
3450 (c_parser_declspecs): Likewise. Avoid calling c_parser_peek_token
3453 2012-05-16 Igor Zamyatin <igor.zamyatin@intel.com>
3455 * configure.ac: Stack protector enabling for Android targets.
3456 * configure: Regenerate.
3458 2012-05-16 Richard Sandiford <r.sandiford@uk.ibm.com>
3460 * ira.c (pseudo_move_insn): Delete.
3461 (find_moveable_pseudos): Don't set it.
3462 (move_unallocated_pseudos): Use DF_REG_DEF_CHAIN to find
3463 the definitions of the original pseudo. Delete all of them.
3465 2012-05-16 Olivier Hainque <hainque@adacore.com>
3467 * config/rs6000/rs6000-opts.h (enum processor_type): Add
3469 * config/rs6000/rs6000-cpus.def: Reference it for cpu="8548".
3470 * config/rs6000/rs6000.md (cpu attribute definition): Add ppc8548.
3471 * config/rs6000/8540.md: indicate that the units/patterns apply to
3474 * config/rs6000/rs6000.c (rs6000_option_override_internal): Rename
3475 default_cpu into implicit_cpu, conveying what --with-cpu was passed at
3476 configure time. Treat implicit_cpu as have_CPU. Pick defaults for SPE
3477 related flags, check that what is queried is supported by the selected
3478 configuration. Rework the single/double_float and MASK_STRING resets to
3479 hit for all the E500 cores (854x + E500MC variants). Select the ppc8540
3480 costs for PROCESSOR_PPC8548 as well.
3481 (rs6000_issue_rate): case CPU_PPC8548 together with CPU_PPC8540.
3482 (rs6000_use_sched_lookahead): Likewise, rewriting function as a case
3483 statement instead of a sequence of ifs.
3485 * config/rs6000/rs6000.h (TARGET_E500): Remove.
3486 (TARGET_NO_LWSYNC): Adjust accordingly.
3487 * config/rs6000/e500.h (TARGET_E500): Remove.
3488 (CHECK_E500_OPTIONS): Adjust accordingly.
3489 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove.
3490 (TARGET_DEFAULT): Reformat definition to match the one in linuxspe.h.
3491 * config/rs6000/linuxspe.h: Likewise.
3492 * config/rs6000/vxworks.h: Remove bogus TARGET_E500 overrides and
3493 superfluous comments.
3494 * config/rs6000/e500-double.h: Remove.
3496 * config.gcc (pick a default with_cpu): For powerpc*-*-*spe*,
3497 default to with_cpu=8548 if --enable-e500-double, and to 8540
3499 (set misc flags section): For powerpc*|rs6000*, remove inclusion
3500 of e500-double.h for --enable-e500-double.
3502 2012-05-16 Olivier Hainque <hainque@adacore.com>
3504 * Makefile.in (s-header-vars): Resort to -n instead of trailing
3505 -e d in sed invocation.
3507 2012-05-16 Hans-Peter Nilsson <hp@axis.com>
3509 * doc/tm.texi.in (Type Layout) <SIZE_TYPE>: Update reference to
3511 * doc/tm.texi: Regenerate.
3513 2012-05-15 Paolo Carlini <paolo.carlini@oracle.com>
3515 * tree.h (EXPR_LOCATION): Use CAN_HAVE_LOCATION_P.
3517 2012-05-15 Jakub Jelinek <jakub@redhat.com>
3520 * config/i386/i386.md (*addqi_2 peephole with QImode addition): Check
3521 that operands[2] is either immediate, or q_regs_operand.
3523 2012-05-15 Richard Guenther <rguenther@suse.de>
3525 * cgraphunit.c (thunk_adjust): Use make_rename_temp.
3526 (assemble_thunk): Likewise. Manually rename and register
3529 2012-05-15 Richard Guenther <rguenther@suse.de>
3531 PR tree-optimization/53355
3532 * tree-vrp.c (extract_range_from_binary_expr_1): Handle LSHIFT_EXPRs
3535 2012-05-15 Tristan Gingold <gingold@adacore.com>
3537 * tree-ssa-strlen.c (get_string_length): Convert lhs if needed.
3539 2012-05-15 Richard Guenther <rguenther@suse.de>
3541 * gimple.c (gimple_set_modified): Move ...
3542 * gimple.h (gimple_set_modified): ... here.
3544 2012-05-15 Tristan Gingold <gingold@adacore.com>
3546 * ira-color.c (move_spill_restore): Add a guard.
3548 2012-05-15 Tristan Gingold <gingold@adacore.com>
3550 * config/ia64/ia64.c (ia64_emit_probe_stack_range): Adjust calls to
3553 2012-05-15 Eric Botcazou <ebotcazou@adacore.com>
3555 * gimplify.c (gimplify_init_constructor): Do a block move for very
3556 small objects as well.
3558 2012-05-15 Bernd Schmidt <bernds@codesourcery.com>
3560 * ira.c (find_moveable_pseudos): Skip registers whose
3561 DF_REG_EQ_USE_COUNT is nonzero.
3563 2012-05-15 Kenneth Zadeck <zadeck@naturalbridge.com>
3565 * doc/md.texi (fma): Define to only be applicable for single rounding.
3567 2012-05-14 Uros Bizjak <ubizjak@gmail.com>
3570 * config/i386/i386.c (ix86_expand_special_args_builtin): Always
3571 generate target register for "load" class builtins.
3574 2010-10-22 Uros Bizjak <ubizjak@gmail.com>
3577 * config/i386/sse.md (*avx_movu<ssemodesuffix><avxmodesuffix>):
3578 Rename from avx_movu<ssemodesuffix><avxmodesuffix>.
3579 (avx_movu<ssemodesuffix><avxmodesuffix>): New expander.
3580 (*<sse>_movu<ssemodesuffix>): Rename from <sse>_movu<ssemodesuffix>.
3581 (<sse>_movu<ssemodesuffix>): New expander.
3582 (*avx_movdqu<avxmodesuffix>): Rename from avx_movdqu<avxmodesuffix>.
3583 (avx_movdqu<avxmodesuffix>): New expander.
3584 (*sse2_movdqu): Rename from sse2_movdqu.
3585 (sse2_movdqu): New expander.
3587 2012-05-14 Marc Glisse <marc.glisse@inria.fr>
3590 * config/i386/i386.c (ix86_expand_vec_perm_const): Move code to ...
3591 (canonicalize_perm): ... new function.
3592 (expand_vec_perm_2vperm2f128_vshuf): New function.
3593 (ix86_expand_vec_perm_const_1): Call it.
3595 2012-05-14 Andrew Pinski <apinski@cavium.com>
3596 H.J. Lu <hongjiu.lu@intel.com>
3597 Jakub Jelinek <jakub@redhat.com>
3600 * config/i386/i386.md (xbegin_1): Use + in constraint and match_dup.
3603 2012-05-14 Jakub Jelinek <jakub@redhat.com>
3605 * dwarf2out.c (dwarf2out_define, dwarf2out_undef): Treat
3606 lineno 1 the same as lineno 0 before first start file directive.
3607 (optimize_macinfo_range): Likewise.
3609 * dwarf2out.c (have_macinfo): Define.
3610 (dwarf2out_finish): Don't emit DW_AT_GNU_macros or DW_AT_macro_info
3611 attribute, don't force empty compilation unit and don't emit any
3612 .debug_macinfo/.debug_macro section if macinfo_table is empty.
3614 2012-05-14 Georg-Johann Lay <avr@gjlay.de>
3617 * config/avr/avr.c (avr_const_address_lo16): Remove.
3618 (avr_assemble_integer): Print ".byte lo8(x)",
3619 ".byte hi8(x)", ".byte hh8(x)" instead of emit an assembler
3620 .warning if 3-byte address is assembled.
3621 * doc/extend.texi (AVR Named Address Spaces): Document that
3622 binutils 2.23 is needed to assemble 3-byte addresses.
3624 2012-05-14 Richard Guenther <rguenther@suse.de>
3626 * tree-vect-data-refs.c (vect_setup_realignment): Remove
3627 call to mark_symbols_for_renaming.
3628 (vect_permute_load_chain): Likewise.
3629 * tree-vect-loop.c (vect_is_slp_reduction): Update stmt
3630 instead of calling mark_symbols_for_renaming.
3631 * tree-vect-stmts.c (read_vector_array): Remove call to
3632 mark_symbols_for_renaming.
3633 (write_vector_array): Likewise.
3634 (vectorizable_call): Likewise.
3635 (vectorizable_store): Likewise.
3636 (vectorizable_load): Likewise.
3637 * matrix-reorg.c (transform_allocation_sites): Likewise.
3638 * tree-ssa-pre.c (create_expression_by_pieces): Likewise.
3639 (create_expression_by_pieces): Likewise.
3641 2012-05-14 Richard Guenther <rguenther@suse.de>
3643 * gimplify.c (gimple_regimplify_operands): Only mark the LHS
3644 of statements for renaming.
3645 (force_gimple_operand_1): Likewise, consistently for both
3646 calls to force_gimple_operand and force_gimple_operand_gsi.
3648 2012-05-14 Richard Guenther <rguenther@suse.de>
3650 * tree-dfa.c (make_rename_temp): Be forgiving if not in SSA form.
3651 * omp-low.c (expand_omp_taskreg): Properly conditionalize call
3653 (expand_omp_for): Likewise.
3654 (expand_omp_for_generic): Adjust conditional add to referenced vars.
3655 Use make_rename_temp for temporaries that should be rewritten into
3657 (expand_omp_for_static_nochunk): Likewise.
3658 (expand_omp_atomic_pipeline): Likewise.
3660 2012-05-14 Richard Guenther <rguenther@suse.de>
3662 PR tree-optimization/53331
3663 * tree-vect-data-refs.c (vect_verify_datarefs_alignment): Ignore
3665 * tree-vect-stmts.c (vect_model_load_cost): Handle strided loads.
3667 2012-05-14 Manuel LĂ³pez-IbĂ¡Ă±ez <manu@gcc.gnu.org>
3670 * doc/options.texi: (LangEnabledBy): Document it.
3671 * optc-gen.awk: Handle LangEnabledBy.
3672 * opth-gen.awk: Generate declaration for lang-specific functions.
3673 * opt-read.awk: Record lang numbers.
3674 * opt-functions.awk (flag_set_p): Ignore the arguments of flags.
3675 (lang_sanitized_name): New.
3677 2012-05-14 Bernd Schmidt <bernds@codesourcery.com>
3679 * attribs.c (decl_attributes): Avoid emitting a warning if
3681 * doc/rtl.texi (CALL_INSN_FUNCTION_USAGE): Use lowercase for rtx
3682 codes. Document meaning of sets inside CALL_INSN_FUNCTION_USAGE.
3683 * builtin-attrs.def (DEF_ATTR_FOR_STRING): Define. Use it to
3684 define a string "1".
3685 (ATTR_RET1_NOTHROW_NONNULL_LEAF): New attr definition.
3686 * builtins.def (BUILT_IN_MEMCPY, BUILT_IN_MEMMOVE, BUILT_IN_MEMSET,
3687 BUILT_IN_STRCPY): Use it for these functions.
3688 * postreload.c (reload_combine): Deal with SETs inside
3689 CALL_INSN_FUNCTION_USAGE.
3690 * caller-save.c (setup_save_areas, save_call_clobbered_regs):
3691 Look for REG_RETURNED notes and use a cheap restore if possible.
3692 * ira-int.h (struct ira_allocno): New member cheap_calls_crossed_num.
3693 (ALLOCNO_CHEAP_CALLS_CROSSED_NUM): New macro.
3694 * ira-build.c (ira_create_allocno, create_cap_allocno,
3695 propagate_allocno_info, propagate_some_info_from_allocno,
3696 copy_info_to_removed_store_destination, ira_flattening): Handle it.
3697 * ira-lives.c (pseudo_regno_single_word_and_live_p,
3698 find_call_crossed_cheap_reg): New static functions.
3699 (process_bb_node_lives): Look for SETs in CALL_INSN_FUNCTION_USAGE,
3700 and set ALLOCNO_CHEAP_CALLS_CROSSED_NUM if possible. Also make
3701 a REG_RETURNED note in that case.
3702 * ira.c (setup_reg_renumber): Change assert to allow cases where
3703 allocnos only cross calls for which they are cheap to restore.
3704 * ira-costs.c (ira_tune_allocno_costs): Compare
3705 ALLOCNO_CALLS_CROSSED_NUM to ALLOCNO_CHEAP_CALLS_CROSSED_NUM rather
3707 * reg-notes.def (REG_RETURNED): New note.
3708 * cse.c (cse_insn): Likewise.
3709 * sched-deps.c (sched_analyze_insn): Likewise.
3710 * expr.c (init_block_move_fn): Set a "fn spec" attribute.
3711 * calls.c (decl_return_flags): New static function.
3712 (expand_call): Generate a SET in CALL_INSN_FUNCTION_USAGE for
3713 functions that return one of their arguments.
3714 * regcprop.c (struct kill_set_value_data): New.
3715 (kill_set_value): Interpret data as a pointer to such a struct.
3716 Do nothing if the caller wants the register to be ignored.
3717 (copyprop_hardreg_forward_1): Handle SETs in CALL_INSN_FUNCTION_USAGE.
3719 2012-05-14 Richard Guenther <rguenther@suse.de>
3721 PR tree-optimization/53340
3722 * tree-ssa-pre.c (op_valid_in_sets): Fix error in last commit.
3724 2012-05-14 Richard Guenther <rguenther@suse.de>
3726 * gimplify.c (gimplify_expr): Remove odd code.
3728 2012-05-14 Eric Botcazou <ebotcazou@adacore.com>
3730 * stor-layout.c (bit_from_pos): Distribute conversion to bitsizetype
3731 into a PLUS_EXPR byte offset.
3733 * tree-ssa-pre.c (can_value_number_call): Delete.
3734 (compute_avail): Skip all statements with side effects.
3735 <GIMPLE_CALL>: Skip calls to internal functions.
3737 2012-05-13 Steven Bosscher <steven@gcc.gnu.org>
3739 * config/pa/pa.md: Use define_c_enum for "unspec" and "unspecv".
3741 2012-05-13 Manuel LĂ³pez-IbĂ¡Ă±ez <manu@gcc.gnu.org>
3743 * common.opt (Wtype-limits): Use EnabledBy.
3745 2012-05-13 Uros Bizjak <ubizjak@gmail.com>
3747 * config/i386/i386.md (*pushtf): Enable for TARGET_SSE.
3748 (pushtf splitter): Ditto.
3750 (*movtf_internal): Ditto. Use V4SFmode for !TARGET_SSE2.
3751 (<code>tf2): Enable for TARGET_SSE.
3752 (*absnegtf2_sse): Ditto.
3753 (copysign<mode>3): Enable TFmode for TARGET_SSE.
3754 (copysign<mode>3_const): Ditto.
3755 (copysign<mode>3_var): Ditto.
3756 * config/i386/sse.md (<code>tf3): Enable for TARGET_SSE.
3757 (*andnottf3): Ditto. Use V4SFmode for !TARGET_SSE2.
3758 (*<code>tf3): Ditto.
3759 * config/i386/i386.c (struct builtin_description bdesc_args)
3760 <IX86_BUILTIN_FABSQ>: Enable for TARGET_SSE.
3761 <IX86_BUILTIN_COPYSIGNQ>: Ditto.
3762 (ix86_expand_builtin) <IX86_BUILTIN_FABSQ, IX86_BUILTIN_COPYSIGNQ>:
3763 Emit a normal call if SSE isn't available.
3765 2012-05-13 Uros Bizjak <ubizjak@gmail.com>
3767 * config/i386/sse.md (<sse>_andnot<mode>3): Handle
3768 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL.
3769 (<code><mode>3): Ditto.
3770 (*andnot<mode>3): Ditto.
3771 (*andnottf3): Ditto.
3772 (*<code><mode>3): Ditto.
3775 2012-05-13 Manuel LĂ³pez-IbĂ¡Ă±ez <manu@gcc.gnu.org>
3777 * optc-gen.awk: Error instead of warning for conflicting help.
3779 2012-05-12 Jason Merrill <jason@redhat.com>
3782 * dwarf2out.c (build_local_stub): Prefer DW_AT_signature for
3785 2012-05-12 Eric Botcazou <ebotcazou@adacore.com>
3787 * function.c (requires_stack_frame_p): If the function can throw
3788 non-call exceptions, return true if the insn can throw internally.
3790 2012-05-12 Paolo Carlini <paolo.carlini@oracle.com>
3792 * doc/generic.texi: Rename TYPE_PTRMEM_P to TYPE_PTRDATAMEM_P.
3794 2012-05-12 Uros Bizjak <ubizjak@gmail.com>
3796 * config/alpha/alpha.c (alpha_emit_conditional_branch): Handle
3797 ORDERED and UNORDERED conditions.
3799 2012-05-11 Richard Guenther <rguenther@suse.de>
3801 * tree-flow.h (referenced_var_check_and_insert): Remove.
3802 (find_new_referenced_vars): Likewise.
3803 * tree-dfa.c (referenced_var_check_and_insert): Make static.
3804 (find_new_referenced_vars_1, find_new_referenced_vars): Remove.
3805 * tree-inline.c (copy_bb): Use find_referenced_vars_in
3806 instead of find_new_referenced_vars.
3807 * gimple-fold.c (gimplify_and_update_call_from_tree): Likewise.
3809 2012-05-11 Richard Guenther <rguenther@suse.de>
3811 * tree-pass.h (pass_rest_of_compilation,
3812 pass_all_optimizations, pass_postreload, pass_all_early_optimizations):
3814 * passes.c (pass_all_optimizations, pass_postreload,
3815 pass_all_early_optimizations): Make static.
3816 (pass_rest_of_compilation): Likewise. Make it an RTL_PASS.
3817 * tree-phinodes.c (init_phinodes, fini_phinodes): Remove.
3818 * tree-ssa.c (init_tree_ssa): Do not call init_phinodes.
3819 (delete_tree_ssa): Do not call fini_phinodes.
3820 * tree-flow.h (init_phinodes, fini_phinodes): Remove.
3822 2012-05-11 Manuel LĂ³pez-IbĂ¡Ă±ez <manu@gcc.gnu.org>
3825 * doc/options.texi (EnabledBy): Document
3826 * opts.c: Include opts.h and options.h before tm.h.
3827 (finish_options): Do not handle some sub-options here...
3828 (common_handle_option): ... instead call common_handle_option_auto
3830 * optc-gen.awk: Handle EnabledBy.
3831 * opth-gen.awk: Declare common_handle_option_auto.
3832 * common.opt (Wuninitialized): Use EnabledBy. Delete Init.
3833 (Wmaybe-uninitialized): Likewise.
3834 (Wunused-but-set-variable): Likewise.
3835 (Wunused-function): Likewise.
3836 (Wunused-label): Likewise.
3837 (Wunused-value): Likewise.
3838 (Wunused-variable): Likewise.
3839 * opt-read.awk: Create opt_numbers array.
3841 2012-05-11 Richard Guenther <rguenther@suse.de>
3843 PR tree-optimization/53295
3844 * tree-data-ref.h (stride_of_unit_type_p): Handle non-constant
3846 * tree-data-ref.c (dr_analyze_innermost): Allow non-constant
3847 strides when analyzing data-references in a loop context.
3848 * tree-vect-data-refs.c (vect_mark_for_runtime_alias_test): Reject
3849 non-constant strides for now.
3850 (vect_enhance_data_refs_alignment): Ignore data references
3851 that are strided loads.
3852 (vect_analyze_data_ref_access): Handle non-constant strides.
3853 (vect_check_strided_load): Verify the data-reference is a load.
3854 (vect_analyze_data_refs): Restructure to make strided load
3855 support not dependent on gather support.
3856 * tree-vect-stmts.c (vectorizable_load): Avoid useless work
3857 when doing strided or gather loads.
3858 * tree-vect-loop-manip.c (vect_vfa_segment_size): Use
3859 integer_zerop to compare stride with zero.
3861 2012-05-11 H.J. Lu <hongjiu.lu@intel.com>
3863 * config/i386/driver-i386.c (host_detect_local_cpu): Support RTM.
3865 2012-05-11 Jan Hubicka <jh@suse.cz>
3868 * varpool.c (varpool_assemble_decl): Also output constat pool entries
3869 that output_constant_pool missed.
3871 2012-05-11 Mingjie Xing <mingjie.xing@gmail.com>
3873 * config/mips/t-vxworks: Change MUTLILIB_EXTRA_OPTS to
3874 MULTILIB_EXTRA_OPTS.
3876 2012-05-11 Uros Bizjak <ubizjak@gmail.com>
3879 * config/i386/i386.md (xtest): Use NE condition in ix86_expand_setcc.
3881 2012-05-11 Uros Bizjak <ubizjak@gmail.com>
3883 * config/i386/i386.md (*movti_internal_rex64): Avoid MOVAPS size
3884 optimization for TARGET_AVX.
3885 (*movti_internal_sse): Ditto.
3886 (*movdi_internal_rex64): Handle TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL.
3887 (*movdi_internal): Ditto.
3888 (*movsi_internal): Ditto.
3889 (*movtf_internal): Avoid MOVAPS size optimization for TARGET_AVX.
3890 (*movdf_internal_rex64): Ditto.
3891 (*movfd_internal): Ditto.
3892 (*movsf_internal): Ditto.
3893 * config/i386/sse.md (mov<mode>): Handle TARGET_SSE_LOAD0_BY_PXOR.
3895 2012-05-10 Eric Botcazou <ebotcazou@adacore.com>
3897 * dwarf2out.c (add_byte_size_attribute) <RECORD_TYPE>: Handle variable
3898 reference as size attribute.
3900 2012-05-10 Eric Botcazou <ebotcazou@adacore.com>
3901 Tristan Gingold <gingold@adacore.com>
3903 * doc/md.texi (Standard Names): Document probe_stack_address.
3904 * explow.c (emit_stack_probe): Handle probe_stack_address.
3905 * config/ia64/ia64.md (UNSPECV_PROBE_STACK_ADDRESS): New constant.
3906 (UNSPECV_PROBE_STACK_RANGE): Likewise.
3907 (probe_stack_address): New insn.
3908 (probe_stack_range): Likewise.
3909 * config/ia64/ia64.c: Include common/common-target.h.
3910 (ia64_compute_frame_size): Mark r2 and r3 as used if static stack
3911 checking is enabled.
3912 (ia64_emit_probe_stack_range): New function.
3913 (output_probe_stack_range): Likewise.
3914 (ia64_expand_prologue): Invoke ia64_emit_probe_stack_range if static
3915 builtin stack checking is enabled.
3916 (rtx_needs_barrier) <UNSPEC_VOLATILE>: Handle UNSPECV_PROBE_STACK_RANGE
3917 and UNSPECV_PROBE_STACK_ADDRESS.
3918 (unknown_for_bundling_p): New predicate.
3919 (group_barrier_needed): Use important_for_bundling_p.
3920 (ia64_dfa_new_cycle): Use unknown_for_bundling_p.
3921 (issue_nops_and_insn): Likewise.
3922 (bundling): Likewise.
3923 (final_emit_insn_group_barriers): Likewise.
3924 * config/ia64/ia64-protos.h (output_probe_stack_range): Declare.
3925 * config/ia64/hpux.h (STACK_CHECK_STATIC_BUILTIN): Define.
3926 (STACK_CHECK_PROTECT): Likewise.
3927 * config/ia64/linux.h (STACK_CHECK_STATIC_BUILTIN): Likewise.
3929 2012-05-10 Jan Hubicka <jh@suse.cz>
3931 * ipa-inline.c (update_all_callee_keys): Remove.
3932 (inline_small_functions): Simplify priority updating.
3934 2012-05-10 Jan Hubicka <jh@suse.cz>
3936 * ipa.c (symtab_remove_unreachable_nodes): Fix marking of clones.
3938 2012-05-10 Jan Hubicka <jh@suse.cz>
3940 * cgraph.h (cgraph_remove_unreachable_nodes): Rename to ...
3941 (symtab_remove_unreachable_nodes): ... this one.
3942 * ipa-cp.c (ipcp_driver): Do not remove unreachable nodes.
3943 * cgraphunit.c (ipa_passes): Update.
3944 * cgraphclones.c (cgraph_materialize_all_clones): Update.
3945 * cgraph.c (cgraph_release_function_body): Only turn initial
3946 into error mark when initial was previously set.
3947 * ipa-inline.c (ipa_inline): Update.
3948 * ipa.c: Include ipa-inline.h
3949 (enqueue_cgraph_node, enqueue_varpool_node): Remove.
3950 (enqueue_node): New function.
3951 (process_references): Update.
3952 (symtab_remove_unreachable_nodes): Cleanup.
3953 * passes.c (execute_todo, execute_one_pass): Update.
3955 2012-05-10 Vladimir Makarov <vmakarov@redhat.com>
3957 PR rtl-optimization/53125
3958 * ira.c (ira): Call find_moveable_pseudos and
3959 move_unallocated_pseudos if only ira_conflicts_p is true.
3961 2012-05-10 Uros Bizjak <ubizjak@gmail.com>
3963 * config/i386/i386.md (*movoi_internal_avx): Handle
3964 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL and TARGET_SSE_TYPELESS_STORES.
3965 (*movti_internal_rex64): Handle TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL.
3966 (*movti_internal_sse): Ditto.
3967 (*movtf_internal): Ditto.
3968 * config/i386/sse.md (ssePSmode): New mode attribute.
3969 (*move<mode>_internal): Use ssePSmode.
3970 (*<sse>_movu<ssemodesuffix><avxsizesuffix>): Ditto.
3971 (*<sse2>_movdqu<avxsizesuffix>): Ditto.
3972 * config/i386/i386.c (standard_sse_constant_opcode): Do not handle
3973 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL here.
3975 2012-05-10 Eric Botcazou <ebotcazou@adacore.com>
3977 * gimplify.c (gimplify_decl_expr): For a TYPE_DECL, also gimplify the
3978 DECL_ORIGINAL_TYPE if it is present.
3980 2012-05-10 Nick Clifton <nickc@redhat.com>
3983 * config/m32c/bitops.md (bset_qi): Change operand 2 from having
3984 a "0" constraint to being a (match_dup 0).
3986 2012-05-10 Richard Guenther <rguenther@suse.de>
3988 * stor-layout.c (byte_from_pos): Amend comment.
3990 2012-05-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3992 * doc/extend.texi (X86 Built-in Functions, __builtin_cpu_init):
3993 Document requirement to call in constructors.
3995 * config/i386/i386.c: Update comments for i386-cpuinfo.c name change.
3997 2012-05-10 Richard Guenther <rguenther@suse.de>
3999 * tree.h (TYPE_IS_SIZETYPE): Remove.
4000 * fold-const.c (int_const_binop_1): Remove TYPE_IS_SIZETYPE use.
4001 (extract_muldiv_1): Likewise.
4002 * gimple.c (gtc_visit): Likewise.
4003 (gimple_types_compatible_p): Likewise.
4004 (iterative_hash_canonical_type): Likewise.
4005 (gimple_canonical_types_compatible_p): Likewise.
4006 * gimplify.c (gimplify_one_sizepos): Likewise.
4007 * print-tree.c (print_node): Likewise.
4008 * stor-layout.c (initialize_sizetypes): Do not set TYPE_IS_SIZETYPE.
4010 2012-05-09 Uros Bizjak <ubizjak@gmail.com>
4013 * config/i386/sse.md (vec_widen_smult_hi_v4si): Expand using
4014 xop_pmacsdqh insn pattern instead of xop_mulv2div2di3_high.
4015 (vec_widen_smult_lo_v4si): Expand using xop_pmacsdql insn pattern
4016 instead of xop_mulv2div2di3_low.
4017 (xop_p<macs>dql): Fix vec_select selector.
4018 (xop_p<macs>dqh): Ditto.
4019 (xop_mulv2div2di3_low): Remove insn_and_split pattern.
4020 (xop_mulv2div2di3_high): Ditto.
4022 2012-05-09 Manuel LĂ³pez-IbĂ¡Ă±ez <manu@gcc.gnu.org>
4025 * diagnostic.h (diagnostic_context): Add last_location.
4026 * diagnostic.c (diagnostic_initialize): Initialize it.
4027 (diagnostic_show_locus): Use it.
4029 2012-05-09 Manuel LĂ³pez-IbĂ¡Ă±ez <manu@gcc.gnu.org>
4031 * doc/extend.texi (Function Attributes): Point xref to section
4034 2012-05-09 Uros Bizjak <ubizjak@gmail.com>
4036 * config/i386/i386.c (*movdf_internal_rex64): Remove
4037 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL handling from asm output code.
4038 Calculate "mode" attribute according to
4039 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL flag.
4040 (*movdf_internal): Ditto.
4042 2012-05-09 Uros Bizjak <ubizjak@gmail.com>
4045 * config/i386/i386.c (ix86_expand_vector_move_misalign): Do not handle
4046 128 bit vectors specially for TARGET_AVX. Emit sse2_movupd and
4047 sse_movupd RTXes for TARGET_AVX, TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL
4048 or when optimizing for size.
4049 * config/i386/sse.md (*mov<mode>_internal): Remove
4050 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL handling from asm output code.
4051 Calculate "mode" attribute according to optimize_function_for_size_p
4052 and TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL flag.
4053 (*<sse>_movu<ssemodesuffix><avxsizesuffix>): Choose asm template
4054 depending on the mode of the instruction. Calculate "mode" attribute
4055 according to optimize_function_for_size_p, TARGET_SSE_TYPELESS_STORES
4056 and TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL flags.
4057 (*<sse2>_movdqu<avxsizesuffix>): Ditto.
4059 2012-05-09 Georg-Johann Lay <avr@gjlay.de>
4062 * config/avr/elf.h (ASM_DECLARE_FUNCTION_NAME): Remove.
4063 * config/avr/avr-protos.h (avr_asm_declare_function_name): Remove.
4064 * config/avr/avr.h (struct machine_function): Add attributes_checked_p.
4065 * config/avr/avr.c (avr_asm_declare_function_name): Remove.
4066 (expand_prologue): Move initialization of cfun->machine->is_naked,
4067 is_interrupt, is_signal, is_OS_task, is_OS_main from here to...
4068 (avr_set_current_function): ...this new static function.
4069 (TARGET_SET_CURRENT_FUNCTION): New define.
4070 (avr_function_ok_for_sibcall): Use cfun->machine->is_* instead of
4071 checking attributes of current_function_decl.
4072 (avr_regs_to_save): Ditto.
4073 (signal_function_p): Rename to avr_signal_function_p.
4074 (interrupt_function_p): Rename to avr_interrupt_function_p.
4076 * doc/extend.texi (Function Attributes): Better explanation of
4077 'interrupt' and 'signal' for AVR. Move 'ifunc' down to establish
4080 2012-05-09 Michael Matz <matz@suse.de>
4082 PR tree-optimization/53185
4083 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Disable
4084 peeling when we see strided loads.
4086 2012-05-09 Matthias Klose <doko@ubuntu.com>
4088 * gcc-ar.c (main): Don't check for execute bits for the plugin.
4090 2012-05-09 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
4092 * tree-ssa-loop-ivopts.c (add_autoinc_candidates, get_address_cost):
4093 Replace use of HAVE_{POST/PRE}_{INCREMENT/DECREMENT} with
4094 USE_{LOAD/STORE}_{PRE/POST}_{INCREMENT/DECREMENT} appropriately.
4095 * config/arm/arm.h (ARM_AUTOINC_VALID_FOR_MODE_P): New.
4096 (USE_LOAD_POST_INCREMENT): Define.
4097 (USE_LOAD_PRE_INCREMENT): Define.
4098 (USE_LOAD_POST_DECREMENT): Define.
4099 (USE_LOAD_PRE_DECREMENT): Define.
4100 (USE_STORE_PRE_DECREMENT): Define.
4101 (USE_STORE_PRE_INCREMENT): Define.
4102 (USE_STORE_POST_DECREMENT): Define.
4103 (USE_STORE_POST_INCREMENT): Define.
4104 (arm_auto_incmodes): Add enumeration.
4105 * config/arm/arm-protos.h (arm_autoinc_modes_ok_p): Declare.
4106 * config/arm/arm.c (arm_autoinc_modes_ok_p): Define.
4108 2012-05-09 Jakub Jelinek <jakub@redhat.com>
4110 PR tree-optimization/53226
4111 * tree-ssa-forwprop.c (ssa_forward_propagate_and_combine): Remove
4112 prev and prev_initialized vars, gimple_set_plf (stmt, GF_PLF_1, false)
4113 before processing it and gimple_set_plf (stmt, GF_PLF_1, true) if it
4114 doesn't need to be revisited, look for earliest stmt with
4115 !gimple_plf (stmt, GF_PLF_1) if something changed.
4117 2012-05-09 Terry Guo <terry.guo@arm.com>
4119 * genmultilib: Update copyright dates.
4120 * doc/fragments.texi: Ditto.
4122 2012-05-09 Terry Guo <terry.guo@arm.com>
4124 * Makefile.in (s-mlib): Add new argument MULTILIB_REQUIRED.
4125 * genmultilib (MULTILIB_REQUIRED): New.
4126 * doc/fragments.texi: Document the MULTILIB_REQUIRED.
4128 2012-05-09 Richard Guenther <rguenther@suse.de>
4130 * tree-vectorizer.h (vect_loop_versioning): Adjust prototype.
4131 (vect_do_peeling_for_loop_bound): Likewise.
4132 (vect_do_peeling_for_alignment): Likewise.
4133 * tree-vect-loop-manip.c (conservative_cost_threshold): Remove.
4134 (vect_do_peeling_for_loop_bound): Get check_profitability and
4135 threshold as parameters.
4136 (vect_do_peeling_for_alignment): Likewise.
4137 (vect_loop_versioning): Likewise.
4138 * tree-vect-loop.c (vect_transform_loop): Compute check_profitability
4139 and threshold here. Control where to put the check here.
4141 2012-05-09 Richard Sandiford <rdsandiford@googlemail.com>
4144 * dwarf2out.h (get_address_mode): Move declaration to...
4146 * dwarf2out.c (get_address_mode): Move definition to...
4147 * rtlanal.c: ...here.
4148 * var-tracking.c (get_address_mode): Delete.
4149 * combine.c (find_split_point): Use get_address_mode instead of
4150 targetm.addr_space.address_mode.
4151 * cselib.c (cselib_record_sets): Likewise.
4152 * dse.c (canon_address, record_store): Likewise.
4153 * emit-rtl.c (adjust_address_1, offset_address): Likewise.
4154 * expr.c (move_by_pieces, emit_block_move_via_loop, store_by_pieces)
4155 (store_by_pieces_1, expand_assignment, store_expr, store_constructor)
4156 (expand_expr_real_1): Likewise.
4157 * ifcvt.c (noce_try_cmove_arith): Likewise.
4158 * optabs.c (maybe_legitimize_operand_same_code): Likewise.
4159 * reload.c (find_reloads): Likewise.
4160 * sched-deps.c (sched_analyze_1, sched_analyze_2): Likewise.
4161 * sel-sched-dump.c (debug_mem_addr_value): Likewise.
4163 2012-05-09 Maciej W. Rozycki <macro@codesourcery.com>
4165 * config/mips/mips.c (mips16_gp_pseudo_reg): Remove line
4166 information from the instruction produced.
4168 2012-05-09 Richard Guenther <rguenther@suse.de>
4170 * stor-layout.c (bit_from_pos): Document.
4171 (byte_from_pos): Likewise. Optimize.
4172 (pos_from_bit): Likewise.
4173 (normalize_offset): Use pos_from_bit instead of replicating it.
4175 2012-05-09 Alan Modra <amodra@gmail.com>
4178 * config/rs6000/rs6000.c (gen_frame_set): New function.
4179 (gen_frame_load, gen_frame_store): New functions.
4180 (rs6000_savres_rtx): Use the above.
4181 (rs6000_emit_epilogue, rs6000_emit_prologue): Here too.
4182 Correct mode used for CR2 in save/restore_world patterns.
4183 Don't emit instructions for eh_return frame unwind reg info.
4185 2012-05-08 Jan Hubicka <jh@suse.cz>
4187 * cgraphbuild.c (build_cgraph_edges): Do not finalize vars
4189 * cgraph.h (varpool_can_remove_if_no_refs): Vars with VALUE_EXPR
4191 * toplev.c (wrapup_global_declaration_2): Vars with VALUE_EXPR
4193 (compile_file): Do not output variables.
4194 * cgraphbuild.c (varpool_finalize_decl): When var is finalized late,
4196 * langhooks.c: Include timevar.h
4197 (write_global_declarations): Finalize compilation unit after wrapup;
4198 set timevars correctly.
4199 * passes.c (rest_of_decl_compilation): Decls with VALUE_EXPR needs
4200 not to be added to varpool.
4201 * varpool.c (varpool_assemble_decl): Sanity check that we are called
4202 only on cases where it makes sense; skip constant pool and value expr
4205 2012-05-08 David S. Miller <davem@davemloft.net>
4207 * config/sparc/linux.h (LINK_SPEC): Don't pass "-Y" option.
4208 * config/sparc/linux64.h (LINK_ARCH32_SPEC): Likewise.
4209 * config/sparc/linux64.h (LINK_ARCH64_SPEC): Likewise.
4211 2012-05-08 Richard Sandiford <rdsandiford@googlemail.com>
4213 PR rtl-optimization/53278
4214 * lower-subreg.c (decompose_multiword_subregs): Remove left-over
4215 speed_p code from earlier patch.
4217 2012-05-08 Oleg Endo <olegendo@gcc.gnu.org>
4220 * config/sh/sh.md (*branch_true, *branch_false): New insns.
4222 2012-05-08 Teresa Johnson <tejohnson@google.com>
4224 * gcov-io.h (__gcov_reset, __gcov_dump): Declare.
4225 * doc/gcov.texi: Add note on using __gcov_reset and __gcov_dump.
4227 2012-05-08 Jan Hubicka <jh@suse.cz>
4229 * cgraph.c (cgraph_call_edge_duplication_hooks): Export.
4230 (cgraph_create_node_1): Rename to ...
4231 (cgraph_create_empty_node): ... this one; export.
4232 (cgraph_create_node): Update.
4233 (cgraph_set_call_stmt_including_clones): Move to cgraphclones.c
4234 (cgraph_create_edge_including_clones): Likewise.
4235 (cgraph_find_replacement_node): Likewise.
4236 (cgraph_clone_edge): Likewise.
4237 (cgraph_clone_node): Likewise.
4238 (clone_function_name): Likewise.
4239 (cgraph_create_virtual_clone): Likewise.
4240 (cgraph_remove_node_and_inline_clones): Likewise.
4241 (cgraph_redirect_edge_call_stmt_to_callee): Move here from cgraphunit.c
4242 * cgraph.h: Reorder declarations so they match file of origin.
4243 (cgraph_create_empty_node): Declare.
4244 * cgraphunit.c (update_call_expr): Move to cgraphclones.c
4245 (cgraph_copy_node_for_versioning): Likewise.
4246 (cgraph_function_versioning): Likewise.
4247 (cgraph_materialize_clone): Likewise.
4248 (cgraph_redirect_edge_call_stmt_to_callee): Likewise.
4249 (cgraph_materialize_all_clones): Likewise.
4250 * cgraphclones.c: New file.
4251 * Makefile.in: Update for cgraphclones.
4253 2012-05-08 Uros Bizjak <ubizjak@gmail.com>
4256 * config/i386/i386.c (ix86_set_reg_reg_cost): New function.
4257 (ix86_rtx_costs): Handle SET.
4259 2012-05-08 Michael Matz <matz@suse.de>
4261 * basic-block.h (struct rtl_bb_info): Remove visited member and
4262 move head_ member to ...
4263 (struct basic_block_def.basic_block_il_dependent): ... the new
4264 member x, replacing but containing old member rtl.
4265 (enum bb_flags): New BB_VISITED flag.
4266 (BB_HEADER, BB_FOOTER): New macros.
4268 * jump.c (mark_all_labels): Adjust.
4269 * cfgcleanup.c (try_optimize_cfg): Adjust.
4270 * cfglayout.c (record_effective_endpoints): Adjust.
4271 (relink_block_chain): Ditto (and don't fiddle with visited).
4272 (fixup_reorder_chain): Adjust.
4273 (fixup_fallthru_exit_predecessor): Ditto.
4274 (cfg_layout_duplicate_bb): Ditto.
4275 * combine.c (update_cfg_for_uncondjump): Adjust.
4276 * bb-reorder.c (struct bbro_basic_block_data_def): Add visited member.
4277 (bb_visited_trace): New accessor.
4278 (mark_bb_visited): Move in front.
4279 (rotate_loop): Use bb_visited_trace.
4280 (find_traces_1_round): Ditto.
4281 (emit_barrier_after): Ditto.
4282 (copy_bb): Ditto, and initialize visited on resize.
4283 (reorder_basic_blocks): Initize visited member.
4284 (duplicate_computed_gotos): Clear bb flags at start, use
4287 * cfgrtl.c (try_redirect_by_replacing_jump): Adjust.
4288 (rtl_verify_flow_info_1): Ditto.
4289 (cfg_layout_split_block): Ditto.
4290 (cfg_layout_delete_block): Ditto.
4291 (cfg_layout_merge_blocks): Ditto.
4292 (init_rtl_bb_info): Adjust and initialize il.x.head_ member.
4294 2012-05-08 Hans-Peter Nilsson <hp@axis.com>
4297 * config/cris/cris.c (cris_normal_notice_update_cc): For TARGET_V32,
4298 when a constant source operand matches an "I" constraint, the "no
4299 CC0 change" applies to a register-destination only, not a
4300 strict_low_part-destination.
4302 2012-05-08 Richard Guenther <rguenther@suse.de>
4304 * fold-const.c (fold_binary_loc): Fold (X * CST1) & CST2
4305 to zero or to (X * CST1) & CST2' when CST1 has trailing zeros.
4307 2012-05-08 Georg-Johann Lay <avr@gjlay.de>
4309 * Makefile.in (TEXI_GCC_FILES): Add avr-mmcu.texi.
4311 * doc/avr-mmcu.texi: New auto-generated file.
4312 * doc/invoke.texi (AVR Options): Include avr-mmcu.texi in order
4313 to document all valid -mmcu= arguments.
4315 * config/avr/avr.h (arch_info_s): New struct definition.
4316 * config/avr/avr-devices.c (avr_texinfo): New variable.
4317 * config/avr/gen-avr-mmcu-texi.c: New file.
4318 * config/avr/t-avr: New rules and dependencies to build avr-mmcu.texi.
4320 2012-05-08 Dehao Chen <dehao@google.com>
4322 * predict.c (find_qualified_ssa_name): New.
4323 (find_ssa_name_in_expr): New.
4324 (find_ssa_name_in_assign_stmt): New.
4325 (is_comparison_with_loop_invariant_p): New.
4326 (is_bound_expr_similar): New.
4327 (predict_iv_comparison): New.
4328 (predict_loops): Add heuristic for loop-nested branches that compare an
4329 induction variable to a loop bound variable.
4330 * predict.def (PRED_LOOP_IV_COMPARE): New macro.
4332 2012-05-08 Uros Bizjak <ubizjak@gmail.com>
4334 * config/i386/i386.c (has_dispatch): Use TARGET_BDVER1 and
4335 TARGET_BDVER2 defines where appropriate.
4337 2012-05-07 Eric Botcazou <ebotcazou@adacore.com>
4339 * configure.ac (PLUGIN_LD): Rename into...
4340 (PLUGIN_LD_SUFFIX): ...this and strip the target_alias triplet.
4341 * config.in: Regenerate.
4342 * configure: Likewise.
4343 * collect2.c (main): Set plugin_ld_suffix to PLUGIN_LD_SUFFIX.
4345 2012-05-07 Eric Botcazou <ebotcazou@adacore.com>
4347 * tree-dfa.c (get_ref_base_and_extent) <ARRAY_REF>: Do the offset
4348 computation using the precision of the index type.
4349 * gimple-fold.c (fold_const_aggregate_ref_1) <ARRAY_REF>: Likewise.
4350 (fold_array_ctor_reference): Do index computations in the index type.
4352 2012-05-07 Georg-Johann Lay <avr@gjlay.de>
4354 * config/avr/avr.c (avr_prologue_setup_frame): Fix mode passed
4355 down to plus_constant.
4356 (expand_epilogue): Ditto.
4358 2012-05-07 Steven Bosscher <steven@gcc.gnu.org>
4360 * postreload.c (reload_cse_regs): Make static.
4361 * reload.h (reload_cse_regs): Remove prototype.
4363 2012-05-07 Richard Henderson <rth@redhat.com>
4365 * config/alpha/alpha.md (clear_cache): New pattern.
4367 2012-05-07 Steven Bosscher <steven@gcc.gnu.org>
4370 * gimplify.c (preprocess_case_label_vec_for_gimple): If low or high
4371 is folded to a type boundary value, verify that the resulting case
4372 label is still a care range.
4374 2012-05-07 Uros Bizjak <ubizjak@gmail.com>
4376 * config/i386/i386.md (ctz<mode>2): Emit rep;bsf
4377 only for TARGET_GENERIC, when not optimizing for size.
4378 (*ffs<mode>_1): Ditto.
4380 2012-05-07 Steven Bosscher <steven@gcc.gnu.org>
4382 * tree-cfg.c (verify_gimple_switch): Tighten checks.
4384 2012-05-07 Jakub Jelinek <jakub@redhat.com>
4386 PR tree-optimization/53239
4387 * tree-vrp.c (get_value_range): Set VR of SSA_NAME_IS_DEFAULT_DEF
4388 of DECL_BY_REFERENCE RESULT_DECL to nonnull.
4390 2012-05-07 Richard Guenther <rguenther@suse.de>
4392 PR tree-optimization/53195
4393 * tree-inline.c (setup_one_parameter): Properly add referenced
4394 vars from the parameters new known value.
4396 2012-05-07 Steven Bosscher <steven@gcc.gnu.org>
4398 * config/m68k/m68k.c (m68k_sched_branch_type): Remove.
4399 (sched_branch_type): Remove.
4400 (m68k_sched_md_init_global): Don't allocate it.
4401 (m68k_sched_md_finish_global): Don't free it.
4402 * config/m68k/m68k.h (m68k_sched_branch_type): Remove prototype.
4403 * config/m68k/m68k.md: Set the type of insns using
4404 m68k_sched_branch_type to bcc directly.
4406 2012-05-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4408 * config/sol2.c (solaris_override_options): New function.
4409 * config/sol2-protos.h (solaris_override_options): Declare.
4410 * config/sol2.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
4412 2012-05-07 Richard Guenther <rguenther@suse.de>
4414 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Return
4415 whether we failed to compute data dependences.
4416 (loop_prefetch_arrays): Fail if we failed.
4418 2012-05-07 Uros Bizjak <ubizjak@gmail.com>
4419 Paolo Bonzini <bonzini@gnu.org>
4421 * config/i386/i386.md (ctz<mode>2): Emit rep;bsf even for !TARGET_BMI.
4422 Emit bsf when optimizing for size.
4423 (*ffs<mode>_1): Ditto.
4425 2012-05-07 Oleg Endo <olegendo@gcc.gnu.org>
4428 * config/sh/sh.c (sh_rtx_costs): Handle SET.
4430 2012-05-06 Uros Bizjak <ubizjak@gmail.com>
4433 * config/i386/i386.md (swap<mode>): Rename from *swap<mode>.
4434 (bswapdi2): Split from bswap<mode>2. Use nonnimediate_operand
4435 predicate for operand 1. Force operand 1 to register for TARGET_BSWAP.
4437 (*bswapdi2_doubleword): New insn pattern.
4438 (*bswap<mode>2): Rename from *bswap<mode>2_1.
4440 2012-05-06 Richard Sandiford <rdsandiford@googlemail.com>
4442 * config/mips/mips.c (mips_set_reg_reg_piece_cost): New function.
4443 (mips_set_reg_reg_cost): Likewise.
4444 (mips_rtx_costs): Handle SET.
4446 2012-05-06 Richard Sandiford <rdsandiford@googlemail.com>
4448 * lower-subreg.c (shift_cost): Use set_src_cost, avoiding the SET.
4449 (compute_costs): Likewise for the zero extension. Use set_rtx_cost
4450 to compute the cost of moves. Set the mode of the target register.
4452 2012-05-05 Richard Sandiford <rdsandiford@googlemail.com>
4454 * rtl.h (plus_constant, plus_constant_mode): Merge into a single
4455 plus_constant function.
4456 * explow.c (plus_constant, plus_constant_mode): Likewise. Assert
4457 that the mode is sensible.
4458 (use_anchored_address, round_push, allocate_dynamic_stack_space)
4459 (probe_stack_range, anti_adjust_stack_and_probe): Update calls to
4462 * alias.c (canon_rtx): Likewise.
4463 (init_alias_analysis): Likewise.
4464 * builtins.c (expand_builtin_return_addr)
4465 (expand_builtin_setjmp_setup, expand_builtin_longjmp)
4466 (expand_builtin_nonlocal_goto, expand_builtin_update_setjmp_buf)
4467 (expand_builtin_apply_args_1, expand_builtin_apply, expand_movstr)
4468 (expand_builtin_stpcpy): Likewise.
4469 * calls.c (save_fixed_argument_area, restore_fixed_argument_area)
4470 (compute_argument_addresses, internal_arg_pointer_based_exp)
4471 (expand_call, emit_library_call_value_1): Likewise.
4472 * cfgexpand.c (expand_one_stack_var_at, expand_debug_expr): Likewise.
4473 * combine-stack-adj.c (try_apply_stack_adjustment): Likewise.
4474 * combine.c (combine_simplify_rtx, force_to_mode): Likewise.
4475 * cse.c (insert_const_anchor, find_reg_offset_for_const)
4476 (use_related_value, fold_rtx): Likewise.
4477 * cselib.c (cselib_subst_to_values): Likewise.
4478 * dse.c (record_store, check_mem_read_rtx): Likewise.
4479 * dwarf2out.c (rtl_for_decl_location, gen_variable_die): Likewise.
4480 * emit-rtl.c (adjust_address_1): Likewise.
4481 * except.c (sjlj_emit_function_enter)
4482 (expand_builtin_extract_return_addr)
4483 (expand_builtin_frob_return_addr): Likewise.
4484 * expmed.c (expand_divmod): Likewise.
4485 * expr.c (move_by_pieces, store_by_pieces, store_by_pieces_1)
4486 (emit_move_resolve_push, push_block, emit_push_insn, store_expr)
4487 (expand_expr_addr_expr_1, expand_expr_real_1): Likewise.
4488 * function.c (assign_stack_local_1)
4489 (instantiate_virtual_regs_in_rtx): Likewise.
4490 * optabs.c (prepare_cmp_insn): Likewise.
4491 * recog.c (offsettable_address_addr_space_p): Likewise.
4492 * reload.c (find_reloads_address, form_sum)
4493 (find_reloads_subreg_address): Likewise.
4494 * reload1.c (init_reload, eliminate_regs_1)
4495 (eliminate_regs_in_insn): Likewise.
4496 * simplify-rtx.c (simplify_unary_operation_1)
4497 (simplify_binary_operation_1, simplify_plus_minus): Likewise.
4498 * var-tracking.c (compute_cfa_pointer, prepare_call_arguments)
4499 (vt_add_function_parameter): Likewise.
4501 * config/alpha/alpha.h (EH_RETURN_HANDLER_RTX): Likewise.
4502 * config/alpha/vms.h (EH_RETURN_HANDLER_RTX): Likewise.
4503 * config/alpha/alpha.c (alpha_legitimize_address_1)
4504 (get_unaligned_address, alpha_expand_unaligned_load)
4505 (alpha_expand_unaligned_store, alpha_expand_unaligned_load_words)
4506 (alpha_expand_unaligned_store_words, alpha_expand_block_clear)
4507 (alpha_expand_builtin_establish_vms_condition_handler)
4508 (alpha_setup_incoming_varargs, emit_frame_store_1)
4509 (alpha_expand_prologue, alpha_expand_epilogue)
4510 (alpha_use_linkage): Likewise.
4511 * config/alpha/alpha.md: Likewise.
4513 * config/arm/arm.c (arm_trampoline_init, legitimize_pic_address)
4514 (arm_load_pic_register, arm_pic_static_addr, arm_legitimize_address)
4515 (thumb_legitimize_address, arm_gen_load_multiple_1)
4516 (arm_gen_store_multiple_1, arm_gen_multiple_op, gen_ldm_seq)
4517 (gen_stm_seq, gen_const_stm_seq, arm_block_move_unaligned_straight)
4518 (arm_block_move_unaligned_loop, arm_gen_movmemqi, arm_reload_in_hi)
4519 (arm_reload_out_hi, arm_reorg, vfp_emit_fstmd, emit_multi_reg_push)
4520 (emit_sfm, thumb_set_frame_pointer, arm_expand_prologue)
4521 (thumb1_emit_multi_reg_push, thumb1_expand_prologue)
4522 (thumb_expand_movmemqi, arm_set_return_address)
4523 (thumb_set_return_address): Likewise.
4524 * config/arm/arm.md: Likewise.
4526 * config/avr/avr.c (avr_incoming_return_addr_rtx)
4527 (avr_prologue_setup_frame, expand_epilogue)
4528 (avr_const_address_lo16): Likewise.
4530 * config/bfin/bfin.h (EH_RETURN_HANDLER_RTX): Likewise.
4531 * config/bfin/bfin.c (setup_incoming_varargs, bfin_load_pic_reg)
4532 (bfin_expand_prologue, bfin_trampoline_init, bfin_expand_call)
4533 (bfin_output_mi_thunk): Likewise.
4535 * config/c6x/c6x.c (c6x_initialize_trampoline)
4536 (c6x_output_mi_thunk): Likewise.
4538 * config/cr16/cr16.h (EH_RETURN_HANDLER_RTX): Likewise.
4539 * config/cr16/cr16.c (cr16_create_dwarf_for_multi_push): Likewise.
4541 * config/cris/cris.c (cris_return_addr_rtx, cris_split_movdx)
4542 (cris_expand_prologue, cris_expand_epilogue, cris_gen_movem_load)
4543 (cris_emit_movem_store, cris_trampoline_init): Likewise.
4544 * config/cris/cris.md: Likewise.
4546 * config/darwin.c (machopic_indirect_data_reference)
4547 (machopic_legitimize_pic_address): Likewise.
4549 * config/epiphany/epiphany.c (epiphany_emit_save_restore)
4550 (epiphany_expand_prologue, epiphany_expand_epilogue)
4551 (epiphany_trampoline_init): Likewise.
4552 * config/epiphany/epiphany.md: Likewise.
4554 * config/fr30/fr30.c (fr30_move_double): Likewise.
4556 * config/frv/frv.c (frv_dwarf_store, frv_expand_prologue)
4557 (frv_expand_block_move, frv_expand_block_clear, frv_return_addr_rtx)
4558 (frv_index_memory, unspec_got_name, frv_find_base_term)
4559 (frv_output_dwarf_dtprel): Likewise.
4561 * config/h8300/h8300.c (h8300_push_pop, h8300_return_addr_rtx)
4562 (h8300_swap_into_er6, h8300_swap_out_of_er6): Likewise.
4564 * config/i386/i386.h (RETURN_ADDR_RTX): Likewise.
4565 * config/i386/i386.c (setup_incoming_varargs_64)
4566 (setup_incoming_varargs_ms_64, choose_baseaddr)
4567 (ix86_emit_save_reg_using_mov, ix86_adjust_stack_and_probe)
4568 (ix86_emit_probe_stack_range, ix86_expand_prologue)
4569 (ix86_emit_restore_reg_using_pop, ix86_emit_leave)
4570 (ix86_expand_epilogue, legitimize_pic_address, ix86_legitimize_address)
4571 (ix86_split_long_move, ix86_expand_movmem, ix86_expand_setmem)
4572 (ix86_static_chain, ix86_trampoline_init, x86_this_parameter)
4573 (x86_output_mi_thunk): Likewise.
4574 * config/i386/i386.md: Likewise.
4576 * config/ia64/ia64.c (ia64_expand_load_address)
4577 (ia64_expand_tls_address, ia64_expand_move, ia64_split_tmode)
4578 (do_spill, ia64_trampoline_init): Likewise.
4580 * config/iq2000/iq2000.c (iq2000_va_start)
4581 (iq2000_emit_frame_related_store, iq2000_expand_prologue)
4582 (iq2000_expand_eh_return, iq2000_setup_incoming_varargs)
4583 (iq2000_print_operand, iq2000_legitimize_address): Likewise.
4585 * config/lm32/lm32.c (lm32_setup_incoming_varargs): Likewise.
4587 * config/m32c/m32c.c (m32c_return_addr_rtx)
4588 (m32c_expand_insv): Likewise.
4590 * config/m32r/m32r.c (m32r_setup_incoming_varargs)
4591 (m32r_legitimize_pic_address, m32r_print_operand)
4592 (m32r_print_operand_address): Likewise.
4594 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Likewise.
4595 * config/m68k/m68k.h (RETURN_ADDR_RTX): Likewise.
4596 (EH_RETURN_HANDLER_RTX): Likewise.
4597 * config/m68k/m68k.c (m68k_emit_movem, m68k_expand_prologue)
4598 (m68k_expand_epilogue, legitimize_pic_address)
4599 (m68k_output_mi_thunk): Likewise.
4600 * config/m68k/m68k.md: Likewise.
4602 * config/mcore/mcore.c (mcore_expand_prolog): Likewise.
4603 (mcore_expand_epilog): Likewise.
4604 * config/mcore/mcore.md: Likewise.
4606 * config/mep/mep.c (mep_allocate_initial_value)
4607 (mep_expand_prologue, mep_expand_epilogue): Likewise.
4609 * config/microblaze/microblaze.c (double_memory_operand)
4610 (microblaze_block_move_loop): Likewise.
4612 * config/mips/mips.c (mips_strip_unspec_address, mips_add_offset)
4613 (mips_setup_incoming_varargs, mips_va_start, mips_block_move_loop)
4614 (mips_print_operand, mips16e_save_restore_reg, mips_save_restore_reg)
4615 (mips_expand_prologue, mips_epilogue_set_cfa)
4616 (mips_expand_epilogue): Likewise.
4617 * config/mips/mips.md: Likewise.
4619 * config/mmix/mmix.c (mmix_dynamic_chain_address, mmix_return_addr_rtx)
4620 (mmix_expand_prologue, mmix_expand_epilogue): Likewise.
4622 * config/mn10300/mn10300.c (mn10300_gen_multiple_store)
4623 (mn10300_builtin_saveregs, mn10300_trampoline_init): Likewise.
4625 * config/moxie/moxie.h (INCOMING_RETURN_ADDR_RTX): Likewise.
4626 (EH_RETURN_HANDLER_RTX): Likewise.
4627 * config/moxie/moxie.c (moxie_static_chain): Likewise.
4629 * config/pa/pa.c (legitimize_pic_address, hppa_legitimize_address)
4630 (store_reg, set_reg_plus_d, pa_expand_prologue, load_reg)
4631 (pa_return_addr_rtx, hppa_builtin_saveregs)
4632 (pa_trampoline_init): Likewise.
4633 * config/pa/pa.md: Likewise.
4635 * config/pdp11/pdp11.c (pdp11_expand_epilogue): Likewise.
4637 * config/picochip/picochip.c (picochip_static_chain): Likewise.
4639 * config/rs6000/rs6000.h (RS6000_SAVE_TOC): Likewise.
4640 * config/rs6000/rs6000.c (rs6000_legitimize_address)
4641 (setup_incoming_varargs, print_operand, rs6000_return_addr)
4642 (rs6000_emit_eh_reg_restore, rs6000_emit_probe_stack_range)
4643 (rs6000_emit_epilogue)
4644 (rs6000_machopic_legitimize_pic_address): Likewise.
4646 * config/rx/rx.c (gen_rx_rtsd_vector, gen_rx_popm_vector): Likewise.
4648 * config/s390/s390.h (INITIAL_FRAME_ADDRESS_RTX): Likewise.
4649 (DYNAMIC_CHAIN_ADDRESS): Likewise.
4650 * config/s390/s390.c (s390_decompose_address, legitimize_pic_address)
4651 (s390_delegitimize_address, print_operand, annotate_constant_pool_refs)
4652 (replace_constant_pool_ref, s390_return_addr_rtx, s390_back_chain_rtx)
4653 (save_fpr, restore_fpr, save_gprs, restore_gprs, s390_emit_prologue)
4654 (s390_emit_epilogue, s390_function_profiler): Likewise.
4655 * config/s390/s390.md: Likewise.
4657 * config/score/score.c (score_add_offset, score_prologue): Likewise.
4659 * config/sh/sh.c (expand_block_move, push_regs, sh_builtin_saveregs)
4660 (sh_output_mi_thunk): Likewise.
4661 * config/sh/sh.md: Likewise.
4663 * config/sparc/sparc.h (DYNAMIC_CHAIN_ADDRESS, FRAME_ADDR_RTX)
4664 (RETURN_ADDR_RTX, INCOMING_RETURN_ADDR_RTX): Likewise.
4665 * config/sparc/sparc.c (sparc_legitimize_pic_address)
4666 (sparc_emit_probe_stack_range, emit_save_or_restore_regs)
4667 (emit_window_save, sparc_flat_expand_prologue, sparc_struct_value_rtx)
4668 (emit_and_preserve): Likewise.
4669 * config/sparc/sparc.md: Likewise.
4671 * config/spu/spu.h (DYNAMIC_CHAIN_ADDRESS): Likewise.
4672 * config/spu/spu.c (spu_expand_insv, spu_machine_dependent_reorg)
4673 (spu_setup_incoming_varargs, ea_load_store_inline)
4674 (spu_expand_load): Likewise.
4676 * config/stormy16/stormy16.c (xstormy16_expand_prologue)
4677 (combine_bnp): Likewise.
4679 * config/tilegx/tilegx.h (DYNAMIC_CHAIN_ADDRESS): Likewise.
4680 * config/tilegx/tilegx.c (tilegx_setup_incoming_varargs)
4681 (tilegx_expand_unaligned_load, tilegx_trampoline_init): Likewise.
4683 * config/tilepro/tilepro.h (DYNAMIC_CHAIN_ADDRESS): Likewise.
4684 * config/tilepro/tilepro.c (tilepro_setup_incoming_varargs)
4685 (tilepro_expand_unaligned_load, tilepro_trampoline_init): Likewise.
4687 * config/v850/v850.c (expand_prologue, expand_epilogue): Likewise.
4688 * config/v850/v850.md: Likewise.
4690 * config/vax/elf.h (EH_RETURN_STACKADJ_RTX): Likewise.
4691 (EH_RETURN_HANDLER_RTX): Likewise.
4692 * config/vax/vax.h (DYNAMIC_CHAIN_ADDRESS, RETURN_ADDR_RTX): Likewise.
4693 * config/vax/vax.c (vax_add_reg_cfa_offset, vax_expand_prologue)
4694 (print_operand_address, vax_trampoline_init): Likewise.
4696 * config/xtensa/xtensa.c (xtensa_expand_prologue, xtensa_return_addr)
4697 (xtensa_function_value_regno_p): Likewise.
4699 2012-05-04 Andrew Pinski <apinski@cavium.com>
4701 * expr.c (get_def_for_expr_class): New function.
4702 (convert_tree_comp_to_rtx): New function.
4703 (expand_cond_expr_using_cmove): New function.
4704 (expand_expr_real_2 <case COND_EXPR>): Call
4705 expand_cond_expr_using_cmove first and return if it succeeds.
4706 Remove the check for HAVE_conditional_move since we should have
4707 already converted it to a conditional move.
4708 * config/i386/i386.c (ix86_expand_int_movcc): Disallow comparison
4709 modes of DImode for 32bits and TImode.
4711 2012-05-04 Steven Bosscher <steven@gcc.gnu.org>
4714 * read-md.c (fprint_md_ptr_loc, fprint_c_condition): New functions.
4715 (print_md_ptr_loc, print_c_condition): Use them.
4716 * read-md.h (fprint_md_ptr_loc, fprint_c_condition): New prototypes.
4717 * genattrtab.c (attr_file_name, dfa_file_name, latency_file_name,
4718 attr_file, dfa_file, latency_file): New global variables.
4719 (write_attr_valueq, write_attr_set, write_attr_case, write_attr_value,
4720 write_upcase, write_indent, write_length_unit_log, write_test_expr,
4721 write_attr_get, write_insn_cases, write_eligible_delay,
4722 write_const_num_delay_slots): Accept FILE pointer and toss it around.
4724 (write_header, open_outfile, handle_arg): New funcions.
4725 (make_automaton_attrs): Write prototypes as extern to the output
4727 (main): Use init_rtx_reader_args_cb with handle_arg to take 3 file
4728 names from the command line. Open the output files and write out
4729 internal functions for DFA functions to dfa_file_name, insn latency
4730 functions to latency_file_name, and everything else to attr_file.
4731 * Makefile.in (OBJS): Add insn-dfatab.o and insn-latencytab.o.
4732 (BACKEND): Build libbackend first.
4733 (MOSTLYCLEANFILES): Add insn-dfatab.c and insn-latencytab.c.
4734 (.PRECIOUS): Likewise.
4735 (insn-dfatab.o): New rule.
4736 (insn-latencytab.o): New rule.
4737 (simple_rtl_generated_c): Do not include insn-attrtab.c.
4738 (s-attrtab): New rule.
4740 2012-05-04 Steven Bosscher <steven@gcc.gnu.org>
4742 * rtl.def (ATTR_FLAG): Remove probability indicating flags.
4743 * genattr.c (main): Remove ATTR_FLAG_likely, ATTR_FLAG_unlikely,
4744 ATTR_FLAG_very_likely, and ATTR_FLAG_very_unlikely.
4745 * reorg.c (get_jump_flags): Do not set the removed flags.
4747 * doc/md.texi (attr_flag): Update for abovementioned changes.
4749 2012-05-04 Uros Bizjak <ubizjak@gmail.com>
4752 * config/i386/i386.h (X86_ARCH_CMOV): Rename from X86_ARCH_CMOVE.
4753 (TARGET_CMOV): Rename from TARGET_CMOVE.
4754 (TARGET_CMOVE): New define.
4755 * config/i386/i386.c (ix86_option_override_internal): Use TARGET_CMOV.
4756 Do not set TARGET_CMOVE here.
4758 2012-05-04 Dodji Seketeli <dodji@redhat.com>
4760 Enable -Wunused-local-typedefs when -Wall or -Wunused is on
4761 * opts.c (finish_options): Activate -Wunused-local-typedefs if
4762 -Wunused is activated.
4763 * doc/invoke.texi: Update blurb of -Wunused-local-typedefs.
4765 2012-05-04 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4767 * config/s390/s390.md (*movmem_short, *clrmem_short)
4768 (*cmpmem_short): Move the mode check from the insn condition to
4771 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
4773 PR tree-optimization/52633
4774 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Swap order of
4775 vect_recog_widen_shift_pattern and vect_recog_over_widening_pattern.
4776 (vect_recog_over_widening_pattern): Remove handling of code that was
4777 already detected as over-widening pattern. Remove special handling
4778 of "unsigned" cases. Instead, support general case of conversion
4779 of the shift result to another type.
4781 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
4783 * tree-vect-patterns.c (vect_single_imm_use): New function.
4784 (vect_recog_widen_mult_pattern): Use it instead of open-coding loop.
4785 (vect_recog_over_widening_pattern): Likewise.
4786 (vect_recog_widen_shift_pattern): Likewise.
4788 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
4790 * tree-vect-patterns.c (vect_same_loop_or_bb_p): New function.
4791 (vect_handle_widen_op_by_const): Use it instead of open-coding test.
4792 (vect_recog_widen_mult_pattern): Likewise.
4793 (vect_operation_fits_smaller_type): Likewise.
4794 (vect_recog_over_widening_pattern): Likewise.
4795 (vect_recog_widen_shift_pattern): Add to vect_same_loop_or_bb_p test.
4797 2012-05-04 Richard Guenther <rguenther@suse.de>
4800 * lto-wrapper.c (merge_and_complain): Complain about mismatches
4801 of -freg-struct-return and -fpcc-struct-return.
4802 (run_gcc): Pass through -freg-struct-return and -fpcc-struct-return
4803 from the input file options and ignore those from the link
4806 2012-05-04 Richard Guenther <rguenther@suse.de>
4808 PR tree-optimization/53168
4809 * tree-ssa-pre.c (phi_translate_1): Only handle type-punned
4810 memory reads when the result is a constant we can pun.
4812 2012-05-04 Richard Guenther <rguenther@suse.de>
4814 * common.opt (flto-report): Do not mark as Optimization.
4816 2012-05-04 Eric Botcazou <ebotcazou@adacore.com>
4819 * recog.c (constrain_operands): If extra constraints are present, also
4820 accept pseudo-registers with equivalent memory locations during reload.
4822 2012-05-04 Olivier Hainque <hainque@adacore.com>
4824 * collect2.c (may_unlink_output_file): New global.
4825 (maybe_unlink): Honor it.
4826 * collect2.h: Add extern for it.
4827 * tlink.c (do_tlink): Set it to true if the link succeeded.
4829 2012-05-04 Olivier Hainque <hainque@adacore.com>
4831 * gcc.c (eval_spec_function): Finalize/restore the current string
4832 obstack state as part of the context push/pop operations.
4834 2012-05-04 Bin Cheng <bin.cheng@arm.com>
4836 PR rtl-optimization/52804
4837 * reload1.c (reload_reg_reaches_end_p): Check whether successor
4838 reload with type RELOAD_FOR_INPUT_ADDRESS kills reload register
4839 of current one with type RELOAD_FOR_INPADDR_ADDRESS.
4840 Same stands for reloads with type RELOAD_FOR_OUTPUT_ADDRESS and
4841 RELOAD_FOR_OUTADDR_ADDRESS.
4843 2012-05-04 Manuel LĂ³pez-IbĂ¡Ă±ez <manu@gcc.gnu.org>
4846 * tree-diagnostic.c (maybe_unwind_expanded_macro_loc): Show caret
4847 for macro expansion.
4849 2012-05-03 Manuel LĂ³pez-IbĂ¡Ă±ez <manu@gcc.gnu.org>
4851 * flags.h (flag_permissive): Do not declare.
4852 * diagnostic.c (diagnostic_report_diagnostic): Handle fpermissive
4854 * toplev.c (flag_permissive): Do not define.
4855 * c-tree.h (system_header_p): Delete unused.
4857 2012-05-03 David S. Miller <davem@davemloft.net>
4860 * config/sparc/sparc.c (emit_soft_tfmode_libcall): If we pass a
4861 MEM directly into a libcall, mark it's MEM_EXPR as addressable.
4862 (sparc_emit_float_lib_cmp): Likewise.
4864 2012-05-03 Michael Meissner <meissner@linux.vnet.ibm.com>
4867 * config/rs6000/rs6000.md (bswapdi splitters): If
4868 -mavoid-indexed-addresses (or -mcpu=power6 which sets it by
4869 default) is used, generate an alternate sequence that does not
4870 depend on using indexed addressing.
4872 2012-05-03 Jason Merrill <jason@redhat.com>
4874 * gengtype.c (write_types): Fix warning message.
4875 (write_local): Likewise.
4877 2012-05-02 Jason Merrill <jason@redhat.com>
4879 * dwarf2out.c (struct external_ref, build_local_stub): New.
4880 (hash_external_ref, external_ref_eq, lookup_external_ref): New.
4881 (optimize_external_refs, optimize_external_refs_1): New.
4882 (change_AT_die_ref): New.
4883 (clone_as_declaration): Add DW_AT_signature when cloning a declaration.
4884 (build_abbrev_table): Take the external refs hashtable.
4885 (output_comp_unit): Get it from optimize_external_refs and pass it in.
4887 2012-05-03 Jan Hubicka <jh@suse.cz>
4890 * tree-emutls.c (new_emutls_decl): Fix handling of aliases.
4892 2012-05-03 Jan Hubicka <jh@suse.cz>
4895 * ipa.c (cgraph_remove_unreachable_nodes): Fix handling of clones.
4897 2012-05-03 Jason Merrill <jason@redhat.com>
4899 * dwarf2out.c (die_struct): Add comdat_type_p flag. Use it instead of
4900 use_debug_types to discriminate the die_id union.
4901 (print_die, assign_symbol_names, copy_decls_walk): Likewise.
4902 (build_abbrev_table, output_die): Likewise.
4903 (prune_unused_types_walk_attribs): Likewise.
4904 (generate_type_signature, copy_declaration_context): Set it.
4905 (remove_child_or_replace_with_skeleton): Set it.
4906 (dwarf2out_start_source_file, dwarf2out_end_source_file): Don't
4907 check use_debug_types.
4908 (dwarf2out_finish): Do break_out_includes after .debug_types.
4910 2012-05-03 Jason Merrill <jason@redhat.com>
4912 * dwarf2out.c (modified_type_die): Use scope_die_for.
4913 (gen_type_die_with_usage, dwarf2out_finish): Likewise.
4914 (uses_local_type_r, uses_local_type): New.
4915 (scope_die_for): Keep a type that uses a local type in local scope.
4916 Use get_context_die for namespace and type scope.
4918 2012-05-03 Jason Merrill <jason@redhat.com>
4920 * config/i386/i386.c (ix86_code_end): Set DECL_IGNORED_P on the
4922 * dwarf2out.c (output_aranges): Skip DECL_IGNORED_P functions.
4923 (dwarf2out_finish): Likewise.
4925 2012-05-03 Martin Jambor <mjambor@suse.cz>
4927 * builtins.c (get_object_alignment_1): Return whether we can determine
4928 the alignment or conservatively assume byte alignment. Return the
4929 alignment by reference. Use get_pointer_alignment_1 for dereference
4931 (get_pointer_alignment_1): Return whether we can determine the
4932 alignment or conservatively assume byte alignment. Return the
4933 alignment by reference. Use get_ptr_info_alignment to get SSA name
4935 (get_object_alignment): Update call to get_object_alignment_1.
4936 (get_object_or_type_alignment): Likewise, fall back to type alignment
4937 only when it returned false.
4938 (get_pointer_alignment): Update call to get_pointer_alignment_1.
4939 * fold-const.c (get_pointer_modulus_and_residue): Update call to
4940 get_object_alignment_1.
4941 * ipa-prop.c (ipa_modify_call_arguments): Update call to
4942 get_pointer_alignment_1.
4943 * tree-sra.c (build_ref_for_offset): Likewise, fall back to the type
4944 of MEM_REF or TARGET_MEM_REF only when it returns false.
4945 * tree-ssa-ccp.c (get_value_from_alignment): Update call to
4946 get_object_alignment_1.
4947 (ccp_finalize): Use set_ptr_info_alignment.
4948 * tree.h (get_object_alignment_1): Update declaration.
4949 (get_pointer_alignment_1): Likewise.
4950 * gimple-pretty-print.c (dump_gimple_phi): Use get_ptr_info_alignment.
4951 (dump_gimple_stmt): Likewise.
4952 * tree-flow.h (ptr_info_def): Updated comments of fields align and
4954 (get_ptr_info_alignment): Declared.
4955 (mark_ptr_info_alignment_unknown): Likewise.
4956 (set_ptr_info_alignment): Likewise.
4957 (adjust_ptr_info_misalignment): Likewise.
4958 * tree-ssa-address.c (copy_ref_info): Use new access functions to get
4959 and set alignment of SSA names.
4960 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Call
4961 mark_ptr_info_alignment_unknown.
4962 * tree-ssanames.c (get_ptr_info_alignment): New function.
4963 (mark_ptr_info_alignment_unknown): Likewise.
4964 (set_ptr_info_alignment): Likewise.
4965 (adjust_ptr_info_misalignment): Likewise.
4966 (get_ptr_info): Call mark_ptr_info_alignment_unknown.
4967 * tree-vect-data-refs.c (vect_create_addr_base_for_vector_ref):
4969 (bump_vector_ptr): Likewise.
4970 * tree-vect-stmts.c (create_array_ref): Use set_ptr_info_alignment.
4971 (vectorizable_store): Likewise.
4972 (vectorizable_load): Likewise.
4974 2012-05-03 Michael Matz <matz@suse.de>
4976 * basic-block.h (struct rtl_bb_info, struct gimple_bb_info): Move
4977 in front of basic_block_def.
4978 (struct basic_block_def): Make il.gimple the full struct, not a
4980 (__assert_gimple_bb_smaller_rtl_bb): Asserting typedef.
4982 * cfgexpand.c (expand_gimple_basic_block): Clear all il.gimple members.
4983 * gimple-iterator.c (gimple_stmt_iterator): Don't special case
4984 NULL il.gimple, which can't happen anymore.
4985 * gimple.h (bb_seq): il.gimple can't be NULL.
4986 (bb_seq_add): Ditto.
4987 (set_bb_seq): Adjust.
4988 (gsi_start_bb, gsi_last_bb): Tidy.
4989 * lto-streamer-in.c (make_new_block): Don't zero members that
4990 are zeroed already, don't allocate a gimple_bb_info.
4991 * tree-cfg.c (create_bb): Don't allocate a gimple_bb_info.
4992 (remove_bb): Clear all il.gimple members.
4993 (gimple_verify_flow_info): Adjust for flat il.gimple.
4994 * tree-flow-inline.h (phi_nodes, phi_nodes_ptr, set_phi_nodes): Adjust.
4996 * coretypes.h (const_gimple_seq): Remove typedef.
4997 * gimple.h (gimple_seq_first): Take gimple_seq.
4998 (gimple_seq_first_stmt): Ditto.
4999 (gimple_seq_last): Ditto.
5000 (gimple_seq_last_stmt): Ditto.
5001 (gimple_seq_empty_p): Ditto.
5003 2012-05-03 Richard Guenther <rguenther@suse.de>
5005 * tree-ssa-pre.c (valid_in_sets): Remove checking of trapping
5007 (prune_clobbered_mems): Do it here. Do not uselessly sort expressions.
5008 (compute_avail): Do not add possibly trapping operations to
5009 EXP_GEN if they might not be executed in the block.
5011 2012-05-03 Uros Bizjak <ubizjak@gmail.com>
5013 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Remove.
5015 2012-05-03 Steven Bosscher <steven@gcc.gnu.org>
5017 * tree-switch-conversion.c (gen_inbound_check): Free post-dominance
5018 information as early as possible. Update dominance info instead of
5021 2012-05-03 Richard Guenther <rguenther@suse.de>
5023 * tree-ssa-pre.c (debug_bitmap_sets_for): New function.
5024 (union_contains_value): Remove.
5025 (vro_valid_in_sets): Likewise.
5026 (op_valid_in_sets): New function.
5027 (valid_in_sets): Use op_valid_in_sets.
5028 (insert_into_preds_of_block): Move dumping ...
5029 (do_regular_insertion): ... here.
5030 (do_partial_partial_insertion): ... and here. Dump that
5031 we've found a partial partial redundancy.
5032 (insert): Dump the current insert iteration.
5034 2012-05-03 Jakub Jelinek <jakub@redhat.com>
5037 * gcc-ar.c (main): If GCC_EXEC_PREFIX is set in env,
5038 append program name to it and pass that as first argument
5039 to make_relative_prefix. Always pass standard_libexec_prefix
5040 as last argument to make_relative_prefix. If
5041 make_relative_prefix returns NULL, fall back to
5042 standard_libexec_prefix.
5045 * tree-predcom.c (remove_stmt): Call reset_debug_uses on stmts being
5049 * config/arm/arm.c (arm_select_cc_mode): If x has MODE_CC class
5050 mode, return that mode.
5053 * config/i386/i386-c.c (ix86_target_macros_internal): Don't
5054 define __ATOMIC_HLE_* macros here.
5055 (ix86_target_macros): But here, using cpp_define_formatted.
5057 2012-05-03 Richard Guenther <rguenther@suse.de>
5059 PR tree-optimization/53144
5060 * tree-ssa-sccvn.c (vn_reference_lookup_or_insert_constant_for_pieces):
5062 (vn_reference_lookup_or_insert_for_pieces): ... this. Properly deal
5063 with SSA name values.
5064 (vn_reference_lookup_3): Adjust callers.
5066 2012-05-03 Ganesh Gopalasubramanian <Ganesh.Gopalasubramanian@amd.com>
5068 * config/i386/driver-i386.c (host_detect_local_cpu): Reset
5069 has_fma4 for AMD processors with both fma3 and fma4 support.
5071 2012-05-03 Kirill Yukhin <kirill.yukhin@intel.com>
5074 * config/i386/driver-i386.c (host_detect_local_cpu): Add space to
5077 2012-05-03 Michael Matz <matz@suse.de>
5080 * tree-ssa-dse.c (dse_optimize_stmt): Take pointer to iterator.
5081 (dse_enter_block): Properly iterate the whole sequence even
5082 if the last statement was removed.
5084 2012-05-02 Steven Bosscher <steven@gcc.gnu.org>
5086 * config/alpha/vms.h (SUBTARGET_OVERRIDE_OPTIONS): For pic code,
5087 unset flag_jump_tables.
5088 * stmt.c (expand_case): Remove special flag_pic case conditional
5089 on ASM_OUTPUT_ADDR_DIFF_ELT not being defined.
5091 2012-05-02 Ulrich Weigand <ulrich.weigand@linaro.org>
5093 * common/config/s390/s390-common.c (s390_option_optimization_table):
5094 Enable -fsched-pressure using -fsched-pressure-algorithm=model by
5095 default when optimizing.
5097 2012-05-02 Martin Jambor <mjambor@suse.cz>
5100 * dwarf2out.c (dwarf2out_decl): Only lookup die representing context
5101 of a variable when the contect is a function.
5103 2012-05-02 Michael Matz <matz@suse.de>
5105 * coretypes.h (gimple_seq, const_gimple_seq): Typedef as gimple.
5106 * gimple.h (struct gimple_seq_node_d, struct gimple_seq_d): Remove.
5107 (const_gimple_seq_node): Remove.
5108 (gimple_seq_node): Typedef as gimple.
5109 (struct gimple_statement_base): Add next and prev members,
5110 adjust all WORD markers in using structs.
5111 (union gimple_statement_d): Link via gsbase.next field for GC and PCH.
5112 (gimple_seq_first, gimple_seq_first_stmt, gimple_seq_last,
5113 gimple_seq_last_stmt): Adjust as gimple_seq, gimple_seq_node and
5114 gimple are the same.
5115 (gimple_seq_set_last, gimple_seq_set_first): Don't allocate
5117 (gimple_init_singleton): New function.
5118 (gsi_start_1, gsi_last_1, gsi_end_p, gsi_one_before_end_p): Adjust.
5119 (gsi_next, gsi_prev): Adjust, handle prev cyclic list correctly.
5121 (gsi_stmt_ptr): Remove.
5122 (enum gimple_alloc_kind): Remove gimple_alloc_kind_seq member.
5124 * gimple-iterator.c (update_bb_for_stmts): Take last parameter
5125 again, adjust for above changes.
5126 (update_call_edge_frequencies): Adjust for above changes.
5127 (gsi_insert_seq_nodes_before): Rewrite for new data structure.
5128 (gsi_insert_seq_nodes_after): Ditto.
5129 (gsi_split_seq_after): Ditto.
5130 (gsi_set_stmt): Ditto.
5131 (gsi_split_seq_before): Ditto.
5132 (gsi_remove): Ditto.
5133 (gsi_insert_seq_before_without_update): Don't free sequence.
5134 (gsi_insert_seq_after_without_update): Ditto.
5135 (gsi_replace): Assert some more invariants.
5136 (gsi_insert_before_without_update, gsi_insert_after_without_update):
5138 (gsi_for_stmt): Don't search for stmt.
5139 (gsi_insert_on_edge_immediate): Tidy.
5141 * gimple.c (gimple_alloc_k): Remove "sequences".
5142 (gimple_seq_cache): Remove.
5143 (gimple_alloc_stat): Make stmt a singleton sequence.
5144 (gimple_seq_alloc, gimple_seq_free): Remove.
5145 (gimple_assign_set_rhs_with_ops_1): Ensure new stmt is a singleton.
5146 (gimple_copy): Ditto.
5147 * gimplify.c (gimplify_cleanup_point_expr): Use gsi_set_stmt,
5148 create iterator from correct sequence.
5149 * tree-phinodes.c (make_phi_node): Make stmt a singleton.
5151 2012-05-02 Michael Matz <matz@suse.de>
5153 * gimple.h (gimple_stmt_iterator <seq>): Make it be pointer to
5155 (gimple_seq_set_last, gimple_seq_set_first): Take pointer to
5156 sequence, lazily allocate it.
5157 (bb_seq_addr): New function.
5158 (gsi_start_1): Rename from gsi_start, but take pointer to sequence.
5159 (gsi_start): Macro to wrap gsi_start_1 taking pointer of argument.
5160 (gsi_none): New function.
5161 (gsi_start_bb): Adjust.
5162 (gsi_last_1): Rename from gsi_last, but take pointer to sequence.
5163 (gsi_last): Macro to wrap gsi_last_1 taking pointer of argument.
5164 (gsi_last_bb): Adjust.
5166 * tree-flow-inline.h (phi_nodes_ptr): New function.
5168 * gimple-iterator.c (gsi_insert_seq_nodes_before): Adjust to
5169 datastructure and interface change.
5170 (gsi_insert_seq_before_without_update): Ditto.
5171 (gsi_insert_seq_nodes_after): Ditto.
5172 (gsi_insert_seq_after_without_update): Ditto.
5173 (gsi_split_seq_after): Ditto, don't use gimple_seq_alloc.
5174 (gsi_split_seq_before): Ditto.
5175 (gsi_start_phis): Adjust.
5176 * tree-vect-loop.c (vect_determine_vectorization_factor): Use gsi_none.
5177 (vect_transform_loop): Ditto.
5178 * gimple.c (gimple_seq_add_stmt, gimple_seq_add_seq,
5179 gimple_seq_copy): Don't use gimple_seq_alloc.
5180 * gimplify.c (gimple_seq_add_stmt_without_update): Ditto.
5181 (gimplify_seq_add_seq): Ditto.
5182 * lto-streamer-in.c (make_new_block): Ditto.
5183 * tree-cfg.c (create_bb): Ditto.
5184 * tree-sra.c (initialize_parameter_reductions): Ditto.
5186 2012-05-02 Michael Matz <matz@suse.de>
5188 * gimple.h (gimple_seq_first, gimple_seq_first_stmt, gimple_seq_last,
5189 gimple_seq_last_stmt, gimple_seq_set_last, gimple_seq_set_first,
5190 gimple_seq_empty_p, gimple_seq_alloc_with_stmt, bb_seq,
5191 set_bb_seq): Move down to after gimple_statement_d definition.
5193 2012-05-02 Michael Matz <matz@suse.de>
5195 * gimple-fold.c (gimplify_and_update_call_from_tree): Use
5196 gsi_replace_with_seq, instead of inserting itself.
5197 * gimple-iterator.c (gsi_replace_with_seq): New function.
5198 * tree-ssa-forwprop.c (forward_propagate_comparison): Take
5199 iterator instead of statement, advance it.
5200 (ssa_forward_propagate_and_combine): Adjust call to above.
5202 2012-05-02 Michael Matz <matz@suse.de>
5204 * tree-phinodes.c (add_phi_node_to_bb): Tidy, don't use
5206 * omp-low.c (finalize_task_copyfn): Don't use gimple_seq_alloc.
5207 * tree-nested.c (walk_gimple_omp_for): Ditto.
5208 * trans-mem.c (lower_transaction): Ditto.
5209 * tree-eh.c (do_return_redirection): Ditto.
5210 (do_goto_redirection): Ditto.
5211 (lower_try_finally_switch): Ditto.
5212 * gimplify.c (gimplify_stmt): Ditto.
5213 (gimplify_scan_omp_clauses): Ditto.
5214 (gimplify_omp_for): Ditto.
5215 (gimplify_function_tree): Ditto.
5216 * gimple-fold.c (gimplify_and_update_call_from_tree): Ditto.
5217 * tree-mudflap.c (mf_decl_cache_locals): Ditto.
5218 (mf_build_check_statement_for): Ditto.
5219 (mx_register_decls): Ditto.
5220 * graphite-sese-to-poly.c (remove_invariant_phi): Ditto,
5221 and don't use itertors to append.
5222 (insert_stmts): Ditto.
5223 (insert_out_of_ssa_copy): Ditto.
5224 (insert_out_of_ssa_copy_on_edge): Ditto.
5226 2012-05-02 Michael Matz <matz@suse.de>
5228 * gimple.h (gimple_bind_body_ptr): New function.
5229 (gimple_bind_body): Use it.
5230 (gimple_catch_handler): Use gimple_catch_handler_ptr.
5231 (gimple_eh_filter_failure_ptr): New function.
5232 (gimple_eh_filter_failure): Use it.
5233 (gimple_eh_else_n_body_ptr): New function.
5234 (gimple_eh_else_n_body): Use it.
5235 (gimple_eh_else_e_body_ptr): New function.
5236 (gimple_eh_else_e_body): Use it.
5237 (gimple_try_eval_ptr): New function.
5238 (gimple_try_eval): Use it.
5239 (gimple_try_cleanup_ptr): New function.
5240 (gimple_try_cleanup): Use it.
5241 (gimple_wce_cleanup_ptr): New function.
5242 (gimple_wce_cleanup): Use it.
5243 (gimple_omp_body_ptr): New function.
5244 (gimple_omp_body): Use it.
5245 (gimple_omp_for_pre_body_ptr): New function.
5246 (gimple_omp_for_pre_body): Use it.
5247 (gimple_transaction_body_ptr): New function.
5248 (gimple_transaction_body): Use it.
5249 (gsi_split_seq_before): Adjust to return nothing and take pointer
5251 (gsi_set_stmt): Declare.
5252 (gsi_replace_with_seq): Declare.
5253 (walk_gimple_seq_mod): Declare.
5254 * function.h (struct function <gimple_body>): Use typedef gimple_seq.
5256 * gimple-iterator.c (gsi_set_stmt): New function.
5257 (gsi_split_seq_before): Return new sequence via pointer argument.
5258 (gsi_replace): Use gsi_set_stmt.
5260 * tree-ssa-loop-im.c (move_computations_stmt): First remove
5262 * tree-complex.c (update_complex_components_on_edge): Don't copy gsi.
5263 * tree-phinodes.c (resize_phi_node): Don't resize stmt in-place,
5265 (reserve_phi_args_for_new_edge): Change call to above,
5268 * omp-low.c (lower_omp): Change prototype to take pointer to sequence.
5269 (lower_rec_input_clauses): Use gimple_seq_add_seq instead of
5270 iterators. Adjust call to lower_omp.
5271 (lower_lastprivate_clauses): Adjust call to lower_omp.
5272 (lower_reduction_clauses): Ditto.
5273 (expand_omp_taskreg): Nullify non-cfg body of child_fn.
5274 (lower_omp_sections): Don't explicitely count sequence length,
5275 nullify lowered bodies earlier, ensure stmts are part of only
5276 one sequence, adjust call to lower_omp.
5277 (lower_omp_single): Ensure stmts are part of only one sequence,
5278 adjust call to lower_omp.
5279 (lower_omp_master): Ditto.
5280 (lower_omp_ordered): Ditto.
5281 (lower_omp_critical): Ditto.
5282 (lower_omp_for): Ditto.
5283 (lower_omp_taskreg): Ditto, tidy.
5284 (lower_omp_1): Adjust calls to lower_omp.
5285 (execute_lower_omp): Ditto.
5286 (lower_omp): Adjust to take pointer to sequence.
5287 (diagnose_sb_2): Use walk_gimple_seq_mod.
5288 (diagnose_omp_structured_block_errors): Ditto and set possibly
5289 changed function body.
5290 * gimple-low.c (lower_function_body): Set function body after
5292 (lower_sequence): Adjust to take pointer to sequence.
5293 (lower_omp_directive): Ensure stmt isn't put twice into the
5294 sequence, adjust call to lower_sequence.
5295 (lower_stmt): Adjust calls to lower_sequence.
5296 (lower_gimple_bind): Ditto.
5297 (gimple_try_catch_may_fallthru): Call gsi_start with lvalue.
5298 * tree-nested.c (walk_body): Take pointer to sequence, use
5299 walk_gimple_seq_mod.
5300 (walk_function): Adjust call to walk_body, set possibly changed body.
5301 (walk_gimple_omp_for): Adjust calls to walk_body.
5302 (convert_nonlocal_omp_clauses): Ditto.
5303 (convert_nonlocal_reference_stmt): Ditto.
5304 (convert_local_omp_clauses): Ditto.
5305 (convert_local_reference_stmt): Ditto.
5306 (convert_tramp_reference_stmt): Ditto.
5307 (convert_gimple_call): Ditto.
5308 (convert_nl_goto_reference): Use local iterator copy.
5309 * gimple.c (walk_gimple_seq_mod): Renamed from walk_gimple_seq,
5310 but taking pointer to sequence, ensure gsi_start is called with
5312 (walk_gimple_seq): New wrapper around walk_gimple_seq_mod,
5313 asserting that the sequence head didn't change.
5314 (walk_gimple_stmt): Replace all calls to walk_gimple_seq with
5315 walk_gimple_seq_mod.
5316 * trans-mem.c (lower_transaction): Use walk_gimple_seq_mod.
5317 (execute_lower_tm): Ditto, and set possibly changed body.
5318 * tree-eh.c (lower_eh_constructs_1): Take pointer to sequence,
5319 call gsi_start with that lvalue.
5320 (replace_goto_queue_stmt_list): Ditto.
5321 (replace_goto_queue_1): Adjust calls to replace_goto_queue_stmt_list.
5322 (replace_goto_queue): Ditto.
5323 (lower_try_finally_nofallthru): Adjust calls to lower_eh_constructs_1.
5324 (lower_try_finally_onedest): Ditto.
5325 (lower_try_finally_copy): Ditto.
5326 (lower_try_finally_switch): Ditto.
5327 (lower_try_finally): Ditto.
5328 (lower_eh_filter): Ditto.
5329 (lower_eh_must_not_throw): Ditto.
5330 (lower_cleanup): Ditto.
5331 (lower_eh_constructs_2): Ditto.
5332 (lower_catch): Ditto, and ensure gsi_start is called with lvalue.
5333 (lower_eh_constructs): Adjust calls to lower_eh_constructs_1, and
5334 set possibly changed body.
5335 (optimize_double_finally): Call gsi_start with lvalue.
5337 * tree-cfg.c (make_blocks): Adjust call to gsi_split_seq_before.
5338 (gimple_split_block): Ditto.
5339 (gimple_merge_blocks): Use gsi_start_phis.
5340 (move_stmt_r): Use walk_gimple_seq_mod.
5341 * tree-ssa-dse.c (dse_enter_block): Use gsi_last_bb.
5342 * cgraphbuild.c (build_cgraph_edges): Use gsi_start_phis.
5343 (rebuild_cgraph_edges): Ditto.
5344 (cgraph_rebuild_references): Ditto.
5345 * ipa-prop.c (ipa_analyze_params_uses): Ditto.
5346 * tree-inline.c (copy_phis_for_bb): Ditto.
5347 * tree-ssa-dce.c: Ditto.
5349 * cgraphunit.c (cgraph_analyze_function): Use gimple_has_body_p.
5351 2012-05-02 Kirill Yukhin <kirill.yukhin@intel.com>
5352 Andi Kleen <ak@linux.intel.com>
5354 * coretypes.h (MEMMODEL_MASK): New.
5355 * builtins.c (get_memmodel): Add val. Call target.memmodel_check
5356 and return new variable.
5357 (expand_builtin_atomic_exchange): Mask memmodel values.
5358 (expand_builtin_atomic_compare_exchange): Ditto.
5359 (expand_builtin_atomic_load): Ditto.
5360 (expand_builtin_atomic_store): Ditto.
5361 (expand_builtin_atomic_clear): Ditto.
5362 * doc/extend.texi: Mention port-dependent memory model flags.
5363 * config/i386/cpuid.h (bit_HLE): New.
5364 * config/i386/driver-i386.c (host_detect_local_cpu): Detect
5366 * config/i386/i386-protos.h (ix86_generate_hle_prefix): New.
5367 * config/i386/i386-c.c (ix86_target_macros_internal): Set HLE defines.
5368 (ix86_target_string)<-mhle>: New.
5369 (ix86_valid_target_attribute_inner_p) <OPT_mhle>: Ditto.
5370 * config/i386/i386.c (ix86_target_string) <OPTION_MASK_ISA_HLE>: New.
5371 (ix86_valid_target_attribute_inner_p) <OPT_mhle>: Ditto.
5372 (ix86_option_override_internal) <PTA_HLE>: New switch, set it
5373 enabled for generic, generic64 and core-avx2.
5374 (ix86_print_operand): Generate HLE lock prefixes.
5375 (ix86_memmodel_check): New.
5376 (TARGET_MEMMODEL_CHECK): Ditto.
5377 * config/i386/i386.h (OPTION_ISA_HLE): Ditto.
5378 (IX86_HLE_ACQUIRE): Ditto.
5379 (IX86_HLE_RELEASE): Ditto.
5380 * config/i386/i386.h (ix86_generate_hle_prefix): Ditto.
5381 * config/i386/i386.opt (mhle): Ditto.
5382 * config/i386/sync.md(atomic_compare_and_swap<mode>): Pass
5383 success model to instruction emitter.
5384 (atomic_fetch_add<mode>): Ditto.
5385 (atomic_exchange<mode>): Ditto.
5386 (atomic_add<mode>): Ditto.
5387 (atomic_sub<mode>): Ditto.
5388 (atomic_<code><mode>): Ditto.
5389 (*atomic_compare_and_swap_doubledi_pic): Ditto.
5390 (atomic_compare_and_swap_single<mode>): Define and use argument
5392 (atomic_compare_and_swap_double<mode>): Ditto.
5393 * configure.ac: Check if assembler support HLE prefixes.
5394 * configure: Regenerate.
5397 2012-05-02 Steven Bosscher <steven@gcc.gnu.org>
5400 * gimplify.c (preprocess_case_label_vec_for_gimple): New function,
5402 (gimplify_switch_expr): ... here.
5403 * gimple.h (preprocess_case_label_vec_for_gimple): Add prototype.
5404 * tree-ssa-forwprop.c (simplify_gimple_switch_label_vec): New function
5405 to clean up case labels with values outside the index type range.
5406 (simplify_gimple_switch): Call it if something changed.
5407 Remove strange and unnecessary assert.
5409 2012-05-02 Richard Guenther <rguenther@suse.de>
5411 * fold-const.c (div_if_zero_remainder): sizetypes no longer
5413 (int_const_binop_1): New worker for int_const_binop with
5414 overflowable parameter. Pass it through to force_fit_type_double.
5415 (int_const_binop): Wrap around int_const_binop_1 with overflowable
5417 (size_binop_loc): Call int_const_binop_1 with overflowable equal
5418 to minus one, forcing overflow detection for even unsigned types.
5419 (extract_muldiv_1): Remove bogus TYPE_IS_SIZETYPE special-casing.
5420 (fold_binary_loc): Call try_move_mult_to_index with signed offset.
5421 * stor-layout.c (initialize_sizetypes): sizetypes no longer
5423 (layout_type): For zero-sized arrays ignore overflow on the
5425 * tree-ssa-ccp.c (bit_value_unop_1): Likewise.
5426 (bit_value_binop_1): Likewise.
5427 * tree.c (double_int_to_tree): Likewise.
5428 (double_int_fits_to_tree_p): Likewise.
5429 (force_fit_type_double): Likewise.
5430 (host_integerp): Likewise.
5431 (int_fits_type_p): Likewise.
5432 * varasm.c (output_constructor_regular_field): Sign-extend the
5433 field-offset to cater for negative offsets produced by the Ada
5435 * omp-low.c (extract_omp_for_data): Convert the loop step to
5436 signed for pointer adjustments.
5438 2012-05-02 Richard Guenther <rguenther@suse.de>
5440 * tree.c (valid_constant_size_p): New function.
5441 * tree.h (valid_constant_size_p): Declare.
5442 * cfgexpand.c (expand_one_var): Adjust check for too large
5443 variables by using valid_constant_size_p.
5444 * varasm.c (assemble_variable): Likewise.
5446 * c-decl.c (grokdeclarator): Properly check for sizes that
5447 cover more than half of the address-space.
5449 2012-05-02 Jakub Jelinek <jakub@redhat.com>
5451 PR tree-optimization/53163
5452 * tree-ssa-phiopt.c (cond_if_else_store_replacement): Don't ignore
5453 return value from compute_all_dependences.
5455 PR rtl-optimization/53160
5456 * ree.c (combine_reaching_defs): Handle the case where cand->insn
5457 has been modified by ree pass already.
5459 2012-05-01 Ian Lance Taylor <iant@google.com>
5462 * c-decl.c (build_compound_literal): Make the decl readonly if it
5463 an array of a readonly type.
5464 * gimplify.c (gimplify_compound_literal_expr): Add fallback
5465 parameter. Change all callers. If the decl is not addressable
5466 and is not an l-value, make it readonly.
5468 2012-05-01 Bernd Schmidt <bernds@codesourcery.com>
5470 * ira.c (allocated_reg_info_size): New static variable.
5471 (expand_reg_info): Manage it. Call
5472 setup_preferred_alternate_classes_for_new_pseudos.
5473 (ira): Don't do it here. Remove local allocated_reg_info_size,
5474 set the global before calling find_moveable_pseudos.
5475 (find_moveable_pseudos): Call expand_reg_info rather than
5478 2012-05-01 Richard Henderson <rth@redhat.com>
5480 * common.opt (fsync-libcalls): New.
5481 * doc/invoke.texi: Document it.
5482 * optabs.c (init_sync_libfuncs): Honor it.
5484 2012-05-01 Kenneth Zadeck <zadeck@naturalbridge.com>
5485 Richard Sandiford <r.sandiford@uk.ibm.com>
5487 PR rtl-optimization/52543
5488 * Makefile.in (lower-subreg.o, target-globals.o): Depend on
5490 * lower-subreg.h: New file.
5491 * target-globals.h (this_target_lower_subreg): Declare.
5492 (target_globals): Add lower_subreg;
5493 (restore_target_globals): Restore this_target_lower_subreg.
5494 * target-globals.c: Include it.
5495 (default_target_globals): Add default_target_lower_subreg.
5496 (save_target_globals): Initialize target_lower_subreg.
5497 * rtl.h (init_lower_subreg): Added declaration.
5498 * toplev.c (backend_init_target): Call initializer for lower-subreg
5500 * lower-subreg.c (LOG_COSTS, FORCE_LOWERING): New macros.
5501 (default_target_lower_subreg): New variable.
5502 (this_target_lower_subreg): Likewise.
5503 (twice_word_mode, choices): New macros.
5504 (shift_cost, compute_splitting_shift, compute_costs)
5505 (init_lower_subreg): New functions.
5506 (resolve_simple_move): Add speed_p argument. Check choices.
5507 (find_pseudo_copy): Don't check the mode size here.
5508 (resolve_simple_move): Assert the mode size.
5509 (find_decomposable_shift_zext): Add speed_p argument and return
5510 a bool. Check choices.
5511 (resolve_shift_zext): Add comment.
5512 (dump_shift_choices, dump_choices): New functions.
5513 (decompose_multiword_subregs): Dump list of profitable
5514 transformations. Add code to skip non profitable transformations.
5515 Update calls to simple_move and find_decomposable_shift_zext.
5517 2012-05-01 Ian Bolton <ian.bolton@arm.com>
5518 Sameera Deshpande <sameera.deshpande@arm.com>
5519 Greta Yorsh <greta.yorsh@arm.com>
5521 * config/arm/arm-protos.h (thumb_unexpanded_epilogue): Rename to...
5522 (thumb1_unexpanded_epilogue): ...this.
5523 * config/arm/arm.c (thumb_unexpanded_epilogue): Rename to...
5524 (thumb1_unexpanded_epilogue): ...this.
5525 * config/arm/arm.md (thumb_unexpanded_epilogue): Rename to...
5526 (thumb1_unexpanded_epilogue): ...this.
5528 2012-05-01 Richard Earnshaw <rearnsha@arm.com>
5530 * arm/linux-eabi.h (GLIBC_DYNAMIC_LINKER_DEFAULT): Avoid ifdef
5531 comparing enumeration values. Update comments.
5533 2012-05-01 Alan Modra <amodra@gmail.com>
5536 * config/rs6000/rs6000.c (load_lr_save, restore_saved_lr,
5537 load_cr_save, add_crlr_cfa_restore): New functions.
5538 (rs6000_restore_saved_cr): Rename to..
5539 (restore_saved_cr): ..this. Add cfa_restore notes for cr.
5540 (rs6000_emit_epilogue): Use new functions. Adjust condition
5541 for emitting lr and cr cfa_restore. Emit cfa_restores for fp
5542 regs when using out-of-line restore only when shrink wrapping.
5544 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
5547 * ipa-prop.c (ipa_print_node_jump_functions): Wrap multiple
5548 calls to cgraph_node_name in xstrdup.
5549 (ipa_make_edge_direct_to_target): Ditto.
5550 * cgraph.c (dump_cgraph_node): Ditto.
5551 * tree-sra.c (convert_callers_for_node): Ditto.
5552 * lto-symtab.c (lto_cgraph_replace_node): Ditto.
5553 * ipa-cp.c (perhaps_add_new_callers): Ditto.
5554 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Ditto.
5555 (cgraph_materialize_all_clones): Ditto.
5556 * ipa-inline.c (report_inline_failed_reason): Ditto.
5557 (want_early_inline_function_p): Ditto.
5558 (edge_badness): Ditto.
5559 (update_edge_key): Ditto.
5560 (flatten_function): Ditto.
5561 (ipa_inline): Ditto.
5562 (inline_always_inline_functions): Ditto.
5563 (early_inline_small_functions): Ditto.
5565 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
5568 * config/i386/i386.md (*umul<mode><dwi>3_1): Switch places of
5569 constraints 0 and 1.
5571 012-04-30 Jan Hubicka <jh@suse.cz>
5573 * cgraph.c (ld_plugin_symbol_resolution_names): Move to symtab.c
5574 (cgraph_asm_nodes, cgraph_asm_last_node): Move to cgraphunit.c
5575 (cgraph_add_to_same_comdat_group): Remove.
5576 (cgraph_add_asm_node): Move to cgraphunit.c.
5577 (cgraph_make_decl_local): Move to symtab.c
5578 (cgraph_make_node_local_1): Update.
5579 (cgraph_can_remove_if_no_direct_calls_and): Update.
5580 (used_from_object_file_p): Update.
5581 (resolution_used_from_other_file_p): Move to symtab.c
5582 (cgraph_used_from_object_file_p): move to symtab.c
5583 (verify_cgraph_node): Verify same comdat groups.
5584 * cgraph.h (cgraph_asm_node): Rename to ...
5585 (asm_node): ... this one.
5586 (cgraph_asm_nodes): Rename to ...
5587 (asm_nodes): ... this one.
5588 (symtab_add_to_same_comdat_group): New function.
5589 (symtab_dissolve_same_comdat_group_list): New function.
5590 (symtab_used_from_object_file_p): Declare.
5591 (symtab_make_decl_local): Declare.
5592 (cgraph_add_to_same_comdat_group): Remove.
5593 (cgraph_add_asm_node): Remove.
5594 (cgraph_used_from_object_file_p, varpool_used_from_object_file_p):
5596 (cgraph_finalize_compilation_unit): Rename to ...
5597 (finalize_compilation_unit): ... this one.
5598 (cgraph_optimize): Rename to ....
5599 (compile): ... this one.
5600 (add_asm_node): Declare.
5601 (fixup_same_cpp_alias_visibility): Declare.
5602 (cgraph_make_decl_local): Remove.
5603 (varpool_assemble_pending_decls): Rename to ...
5604 (varpool_output_variables): ... this one.
5605 (varpool_remove_unreferenced_decls): Remove.
5606 * ipa-inline-transform.c (clone_inlined_nodes): Dissolve comdat groups.
5607 (preserve_function_body_p): Make static.
5608 * toplev.c (compile_file): Update comments; update.
5609 * cgraphunit.c: Update comments.
5610 (cgraph_expand_all_functions): Rename to ...
5611 (expand_all_functions): ... this one; update.
5612 (cgraph_mark_functions_to_output): Rename to ...
5613 (mark_functions_to_output): ... this one; cleanup.
5614 (cgraph_output_pending_asms): Remove prototype.
5615 (asm_nodes, asm_last_node): New static vars.
5616 (cgraph_process_new_functions): Update.
5617 (cgraph_reset_node): Cleanup; add comment.
5618 (cgraph_add_new_function): Update.
5619 (cgraph_output_pending_asms): Rename to ...
5620 (output_asm_statements): ... this one.
5621 (add_asm_node): New function.
5622 (fixup_same_cpp_alias_visibility): New function based on code
5623 in cgraph_analyze_function.
5624 (cgraph_analyze_function): Use it.
5625 (cgraph_order_sort): Update.
5626 (cgraph_output_in_order): Update.
5627 (cgraph_function_versioning): Update.
5628 (cgraph_optimize): Rename to ...
5629 (compile): ... this one; initialize streamer hooks here.
5630 (cgraph_finalize_compilation_unit): Rename to ...
5631 (finalize_compilation_unit): ... this one; do not initialize streamer
5633 * lto-streamer-out.c (lto_output_toplevel_asms): Update.
5634 * dwarf2out.c: Update ocmment.
5635 * optimize.c (maybe_clone_body): Use symtab_add_to_same_comdat_group.
5636 * method.c (use_thunk): Likewise.
5637 * semantics.c (maybe_add_lambda_conv_op): Likewise.
5638 * decl2.c (maybe_emit_vtables): Likewise.
5639 (cp_write_global_declarations): Use finalize_compilation_unit.
5640 * parser.c (cp_parser_asm_definition): Use add_asm_node.
5641 * lto-streamer-in.c (lto_input_toplevel_asms): Use add_asm_node
5642 * c-decl.c (c_write_global_declarations): Use
5643 finalize_compilation_unit.
5644 * langhooks.c (write_global_declarations): Update.
5645 * ipa.c (cgraph_externally_visible_p): Update.
5646 (dissolve_same_comdat_group_list): Remove.
5647 (function_and_variable_visibility): Update.
5648 * symtab.c: Inlcude lto-streamer.h and rtl.h
5649 (ld_plugin_symbol_resolution_names): New.
5650 (symtab_add_to_same_comdat_group): New.
5651 (symtab_dissolve_same_comdat_group_list): New.
5652 (resolution_used_from_other_file_p): Move here from cgraph.c
5653 (symtab_used_from_object_file_p): New.
5654 (symtab_make_decl_local): New.
5655 * passes.c (register_pass): Update comments.
5656 * c-parser.c (c_parser_asm_definition): Update.
5657 * varpool.c (varpool_analyze_node): Use
5658 fixup_same_cpp_alias_visibility.
5659 (varpool_remove_unreferenced_decls): Make static.
5660 (varpool_assemble_pending_decls): Rename to ...
5661 (varpool_output_variables): ... this one; call
5662 varpool_remove_unreferenced_decls.
5663 (varpool_used_from_object_file_p): Remove.
5665 2012-04-30 Marc Glisse <marc.glisse@inria.fr>
5668 * c-typeck.c (build_array_ref): Call
5669 convert_vector_to_pointer_for_subscript.
5670 * doc/extend.texi (Vector Extensions): Subscripting not just for C.
5672 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
5674 * config/i386/i386.md (and<mode>3): Change runtime operand mode checks
5675 to compile-time "mode == <MODE>mode" checks.
5676 (and splitter): Ditto.
5678 2012-04-30 Richard Henderson <rth@redhat.com>
5680 * config/arm/arm.md (UNSPEC_LL): New.
5681 * config/arm/sync.md (atomic_loaddi, atomic_loaddi_1): New.
5682 (arm_load_exclusivedi): Use %H0.
5684 2012-04-30 Jason Merrill <jason@redhat.com>
5686 * dwarf2out.c (comdat_symbol_id): Add const.
5687 (union die_symbol_or_type_node): Add const to die_symbol.
5688 (output_die_symbol, output_die, output_comp_unit): Adjust.
5690 2012-04-30 Andrew Stubbs <ams@codesourcery.com>
5692 * config/arm/arm.md (negdi2): Use gen_negdi2_neon.
5693 * config/arm/neon.md (negdi2_neon): New insn.
5694 Also add splitters for core and NEON registers.
5696 2012-04-30 Andrew Stubbs <ams@codesourcery.com>
5698 * config/arm/arm.c (neon_valid_immediate): Allow const_int.
5699 (arm_print_operand): Add 'x' format.
5700 * config/arm/constraints.md (Dn): Allow const_int.
5701 * config/arm/neon.md (neon_mov<mode>): Use VDX to allow DImode.
5702 Use 'x' format to print constants.
5703 * config/arm/predicates.md (imm_for_neon_mov_operand): Allow const_int.
5704 * config/arm/vfp.md (movdi_vfp): Disable for const_int when neon
5706 (movdi_vfp_cortexa8): Likewise.
5708 2012-04-30 Ian Bolton <ian.bolton@arm.com>
5709 Sameera Deshpande <sameera.deshpande@arm.com>
5710 Greta Yorsh <greta.yorsh@arm.com>
5712 * config/arm/arm-protos.h (ldm_stm_operation_p): New declaration.
5713 * config/arm/arm.c (ldm_stm_operation_p): New function.
5714 * config/arm/predicates.md (load_multiple_operation): Update predicate.
5715 (store_multiple_operation): Likewise.
5717 * config/arm/arm-protos.h (ldm_stm_operation_p): New parameters.
5718 * config/arm/arm.c (ldm_stm_operation_p): New parameters.
5719 * config/arm/predicates.md (load_multiple_operation): Add arguments.
5720 (store_multiple_operation): Likewise.
5722 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
5724 * config/i386/i386.md (and<mode>3): Expand masking operations with
5725 0xff, 0xffff or 0xffffffff immediates to corresponding zero_extend RTX.
5726 (and splitter): Split to DImode zero_extend RTX for DImode operand[0].
5728 2012-04-30 Dodji Seketeli <dodji@redhat.com>
5730 Add -Wvarargs option
5731 * builtins.c (fold_builtin_next_arg): Use OPT_Wvarargs as an
5732 argument for the various warning_at calls.
5733 * docs/invoke.texi: Update the documentation.
5735 2012-04-30 Dodji Seketeli <dodji@redhat.com>
5737 Switch -ftrack-macro-expansion=2 on by default.
5738 * docs/cppopts.texi: Adjust for enabling -ftrack-macro-expansion=2
5741 Fix va_start related location
5742 * builtins.c (fold_builtin_next_arg): Unwinds to the first
5743 location in real source code.
5745 Make conversion warnings work on NULL with -ftrack-macro-expansion
5746 * input.h (expansion_point_location_if_in_system_header): Declare
5748 * input.c (expansion_point_location_if_in_system_header): Define it.
5750 Fix -Wuninitialized for -ftrack-macro-expansion
5751 * tree-ssa.c (warn_uninit): Use the spelling location of the variable
5752 declaration. Use linemap_location_before_p for source locations.
5754 Strip "<built-in>" loc from displayed expansion context
5755 * input.c (expand_location_1): When expanding to spelling location
5756 in a context of a macro expansion, skip reserved system header
5757 locations. Update comments. * tree-diagnostic.c
5758 (maybe_unwind_expanded_macro_loc): Likewise.
5760 Make expand_location resolve to locus in main source file
5761 * input.c (expand_location_1): New. Takes a parameter to choose
5762 whether to resolve the location to spelling or expansion point.
5763 Was factorized from ...
5764 (expand_location): ... here.
5765 (expand_location_to_spelling_point): New. Implemented in terms of
5767 * diagnostic.c (diagnostic_build_prefix): Use the new
5768 expand_location_to_spelling_point instead of expand_location.
5770 Fix PCH crash on GTYed pointer-to-scalar field of a struct
5771 * gengtype.c (write_types_process_field): Force second argument of
5772 the call to the PCH object hierarchy walker to be 'x'.
5774 2012-04-30 Eric Botcazou <ebotcazou@adacore.com>
5776 * config/i386/i386.c (ix86_handle_struct_attribute): Use the proper
5777 predicate to discriminate types.
5779 2012-04-30 Manuel LĂ³pez-IbĂ¡Ă±ez <manu@gcc.gnu.org>
5781 * doc/invoke.texi (Wmissing-format-attribute): Document as an
5782 alias of Wsuggest-attribute=format.
5783 * c-typeck.c (convert_for_assignment): Replace
5784 Wmissing-format-attribute with Wsuggest-attribute=format.
5785 (digest_init): Likewise.
5787 2012-04-29 Manuel LĂ³pez-IbĂ¡Ă±ez <manu@gcc.gnu.org>
5789 * opts.c (finish_options): Do not handle -Wmissing-noreturn here.
5790 * common.opt (Wmissing-noreturn): Alias of
5791 -Wsuggest-attribute=noreturn.
5793 2012-04-29 Hans-Peter Nilsson <hp@axis.com>
5796 * config/cris/cris.md (andqu): New peephole2.
5797 (andu): Tweak head comment.
5799 2012-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
5800 Steven Bosscher <steven@gcc.gnu.org>
5801 Maxim Kuvyrkov <maxim@codesourcery.com>
5803 PR tree-optimization/38785
5804 * common.opt (ftree-partial-pre): New option.
5805 * doc/invoke.texi: Document it.
5806 * opts.c (default_options_table): Initialize flag_tree_partial_pre.
5807 * tree-ssa-pre.c (do_partial_partial_insertion): Insert only if it will
5809 (execute_pre): Use flag_tree_partial_pre.
5811 2012-04-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5814 * config/pa/pa.c (pa_legitimate_constant_p): Don't put function labels
5817 2012-04-27 Ollie Wild <aaw@google.com>
5819 * doc/invoke.texi (Wliteral-suffix): Document new option.
5821 2012-04-27 Tom Tromey <tromey@redhat.com>
5823 * dwarf2out.c (dwarf_stack_op_name): Use get_DW_OP_name.
5824 (dwarf_tag_name): Use get_DW_TAG_name.
5825 (dwarf_attr_name): Use get_DW_AT_name.
5826 (dwarf_form_name): Use get_DW_FORM_name.
5827 * dwarf2cfi.c (dwarf_cfi_name): Use get_DW_CFA_name.
5829 2012-04-27 Paolo Bonzini <bonzini@gnu.org>
5831 * tree-ssa-phiopt.c (conditional_replacement): Replace PHIs whose
5832 arguments are -1 and 0, by negating the result of the conditional.
5834 2012-04-27 Paolo Bonzini <bonzini@gnu.org>
5837 * config/i386/i386.md (x86_mov<mode>cc_0_m1_neg): Add clobber.
5839 2012-04-27 Richard Guenther <rguenther@suse.de>
5841 * tree-flow.h (is_hidden_global_store): Remove.
5842 * tree-ssa-sink.c (is_hidden_global_store): Likewise.
5843 * tree-ssa-alias.h (ref_may_alias_global_p): Declare.
5844 (stmt_may_clobber_global_p): Likewise.
5845 * tree-ssa-alias.c (ref_may_alias_global_p): New function.
5846 (stmt_may_clobber_global_p): Likewise.
5847 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Call
5848 stmt_may_clobber_global_p.
5849 * tree-ssa-dse.c (dse_possible_dead_store_p): Likewise.
5851 2012-04-27 Steven Bosscher <steven@gcc.gnu.org>
5853 * cfg.c (disconnect_src): Do df_mark_solutions_dirty in the right
5856 * tree-switch-conversion.c (struct switch_conv_info): Add range_max,
5857 reorganize some fields and update comments. Rename bit_test_uniq
5858 and bit_test_count to uniq resp. count. Remove bit_test_bb.
5859 (collect_switch_conv_info): New function, collects info about a
5860 GIMPLE_SWITCH into a struct switch_conv_info.
5861 (check_range): Simplify to use pre-recorded info. Fix think-o in
5862 range-branch ratio check.
5863 (check_process_case): Remove function.
5864 (check_all_empty_except_final): New function, verifies that all
5865 non-final basic blocks are empty.
5866 (process_switch): Simplify to use pre-recorded info. Call
5867 collect_switch_conv_info to do that. Assert that degenerate switch
5868 statements have been cleaned up.
5870 2012-04-27 Marc Glisse <marc.glisse@inria.fr>
5873 * tree-ssa-forwprop.c (combine_conversions): Handle INT->FP->INT.
5875 2012-04-25 Manuel LĂ³pez-IbĂ¡Ă±ez <manu@gcc.gnu.org>
5878 * c-typeck.c (pop_init_level): Use %qD instead of %qT.
5880 2012-04-27 Tom de Vries <tom@codesourcery.com>
5882 PR tree-optimization/51879
5883 * tree-ssa-sccvn.h (struct vn_reference_s): Add result_vdef field.
5884 * tree-ssa-sccvn.c (mark_use_processed): New function, factored out
5886 (defs_to_varying): ... here. Don't set use_processed.
5887 (visit_reference_op_call): Handle gimple_vdef.
5888 Handle case that lhs is NULL_TREE.
5889 (visit_use): Use mark_use_processed. Handle calls with side-effect
5890 using visit_reference_op_call.
5892 2012-04-26 Richard Sandiford <richard.sandiford@linaro.org>
5894 * sched-deps.c (fixup_sched_groups): Rename to...
5895 (chain_to_prev_insn): ...this.
5896 (chain_to_prev_insn_p): New function.
5897 (deps_analyze_insn): Use it instead of SCHED_GROUP_P.
5899 2012-04-26 Richard Sandiford <richard.sandiford@linaro.org>
5901 * sched-int.h (_haifa_insn_data): Move priority_status.
5903 (INSN_MODEL_INDEX): New macro.
5904 * haifa-sched.c (insn_delay): New function.
5905 (sched_regno_pressure_class): Update commentary.
5906 (mark_regno_birth_or_death): Pass the liveness bitmap and
5907 pressure array as arguments, instead of using curr_reg_live and
5908 curr_reg_pressure. Only update the pressure if the bit in the
5909 liveness set has changed.
5910 (initiate_reg_pressure_info): Always trust the live-in set for
5911 SCHED_PRESSURE_MODEL.
5912 (initiate_bb_reg_pressure_info): Update call to
5913 mark_regno_birth_or_death.
5914 (dep_list_size): Take the list as argument.
5915 (calculate_reg_deaths): New function, extracted from...
5916 (setup_insn_reg_pressure_info): ...here.
5917 (MODEL_BAR): New macro.
5918 (model_pressure_data, model_insn_info, model_pressure_limit)
5919 (model_pressure_group): New structures.
5920 (model_schedule, model_worklist, model_insns, model_num_insns)
5921 (model_curr_point, model_before_pressure, model_next_priority):
5923 (MODEL_PRESSURE_DATA, MODEL_MAX_PRESSURE, MODEL_REF_PRESSURE)
5924 (MODEL_INSN_INFO, MODEL_INSN): New macros.
5925 (model_index, model_update_limit_points_in_group): New functions.
5926 (model_update_limit_points, model_last_use_except): Likewise.
5927 (model_start_update_pressure, model_update_pressure): Likewise.
5928 (model_recompute, model_spill_cost, model_excess_group_cost): Likewise.
5929 (model_excess_cost, model_dump_pressure_points): Likewise.
5930 (model_set_excess_costs): Likewise.
5931 (rank_for_schedule): Extend SCHED_PRIORITY_WEIGHTED ordering to
5932 SCHED_PRIORITY_MODEL. Use insn_delay. Use the order in the model
5933 schedule as an alternative tie-breaker. Update the call to
5935 (ready_sort): Call model_set_excess_costs.
5936 (update_register_pressure): Update call to mark_regno_birth_or_death.
5937 Rely on that function to check liveness rather than doing it here.
5938 (model_classify_pressure, model_order_p, model_add_to_worklist_at)
5939 (model_remove_from_worklist, model_add_to_worklist, model_promote_insn)
5940 (model_add_to_schedule, model_analyze_insns, model_init_pressure_group)
5941 (model_record_pressure, model_record_pressures): New functions.
5942 (model_record_final_pressures, model_add_successors_to_worklist)
5943 (model_promote_predecessors, model_choose_insn): Likewise.
5944 (model_reset_queue_indices, model_dump_pressure_summary): Likewise.
5945 (model_start_schedule, model_finalize_pressure_group): Likewise.
5946 (model_end_schedule): Likewise.
5947 (schedule_insn): Say when we're scheduling the next instruction
5948 in the model schedule.
5949 (schedule_insn): Handle SCHED_PRESSURE_MODEL.
5950 (queue_to_ready): Do not add instructions that are
5951 MAX_SCHED_READY_INSNS beyond the current point of the model schedule.
5952 Always allow the next instruction in the model schedule to be added.
5953 (debug_ready_list): Print the INSN_REG_PRESSURE_EXCESS_COST_CHANGE
5954 and delay for SCHED_PRESSURE_MODEL too.
5955 (prune_ready_list): Extend SCHED_PRIORITY_WEIGHTED handling to
5956 SCHED_PRIORITY_MODEL, but also take the DFA into account.
5957 (schedule_block): Call model_start_schedule and model_end_schedule.
5958 Extend SCHED_PRIORITY_WEIGHTED stall handling to SCHED_PRIORITY_MODEL.
5959 (sched_init): Extend INSN_REG_PRESSURE_EXCESS_COST_CHANGE handling
5960 to SCHED_PRESSURE_MODEL, but don't allocate saved_reg_live or
5962 (sched_finish): Update accordingly.
5963 (fix_tick_ready): Extend INSN_REG_PRESSURE_EXCESS_COST_CHANGE handling
5964 to SCHED_PRESSURE_MODEL.
5965 (add_jump_dependencies): Update call to dep_list_size.
5966 (haifa_finish_h_i_d): Fix leak of max_reg_pressure.
5967 (haifa_init_insn): Extend INSN_REG_PRESSURE_EXCESS_COST_CHANGE handling
5968 to SCHED_PRESSURE_MODEL.
5969 * sched-deps.c (init_insn_reg_pressure_info): Likewise, but don't
5970 allocate INSN_MAX_REG_PRESSURE for SCHED_PRESSURE_MODEL.
5971 (sched_analyze_insn): Extend INSN_REG_PRESSURE_EXCESS_COST_CHANGE
5972 handling to SCHED_PRESSURE_MODEL.
5974 2012-04-26 Richard Sandiford <richard.sandiford@linaro.org>
5976 * common.opt (fsched-pressure-algorithm=): New option.
5977 * flag-types.h (sched_pressure_algorithm): New enum.
5978 * sched-int.h (sched_pressure_p): Replace with...
5979 (sched_pressure): ...this new variable.
5980 * haifa-sched.c (sched_pressure_p): Replace with...
5981 (sched_pressure): ...this new variable.
5982 (sched_regno_pressure_class, rank_for_schedule, ready_sort)
5983 (update_reg_and_insn_max_reg_pressure, schedule_insn)
5984 (debug_ready_list, prune_ready_list, schedule_block, sched_init)
5985 (sched_finish, fix_tick_ready, haifa_init_insn): Update accordingly.
5986 * sched-deps.c (init_insn_reg_pressure_info): Likewise.
5987 (sched_analyze_insn): Likewise.
5988 * sched-rgn.c (schedule_region): Likewise.
5989 * config/m68k/m68k.c (m68k_sched_variable_issue): Likewise.
5991 2012-04-26 Bernd Schmidt <bernds@codesourcery.com>
5993 * PR middle-end/52997
5994 * ira.c (find_moveable_pseudos): Call resize_reg_info.
5997 * machmode.h (CLASS_HAS_WIDER_MODES_P): True for MODE_PARTIAL_INT.
5998 * expr.c (convert_move): Honor unsignedp when extending partial int
6000 * genmodes.c (complete_mode): Don't clear component field of partial
6002 (emit_mode_inner): Don't emit it however.
6003 (calc_wider_mode): Partial int modes widen to their component.
6005 2012-04-26 David S. Miller <davem@davemloft.net>
6007 * config/sparc/niagara4.md: New file.
6008 * config/sparc/sparc.md: Include it.
6009 * config/sparc/sparc.c (niagara4_costs): New processor costs.
6010 (sparc_option_override): Use it.
6011 (sparc_use_sched_lookahead): Return 2 for niagara4.
6012 (sparc_issue_rate): Likewise.
6014 * config/sparc/sparc.md (attr type): Delete 'fgm_cmp'.
6015 (fpack16_vis, fpackfix_vis, fpack32_vis): Set type to fgm_pack.
6016 (fmul8x16_vis, fmul8x16au_vis, fmul8x16al_vis, fmul8sux16_vis,
6017 fmul8ulx16_vis, fmuld8sux16_vis, fmuld8ulx16_vis): Set type to fgm_mul.
6018 (alignaddrsi_vis, alignaddrdi_vis, alignaddrlsi_vis,
6019 alignaddrldi_vis): Set type to gsr.
6020 (pdist_vis, pdistn<mode>_vis): Set type to fgm_pdsit.
6021 (fcmp<code><GCM:gcm_name><P:mode>_vis, cmask8<P:mode>_vis,
6022 cmask16<P:mode>_vis, cmask32<P:mode>_vis, fchksm16_vis,
6023 v<vis3_shift_patname><mode>3, fmean16_vis,
6024 fp<plusminus_insn>64_vis, <vis3_addsub_ss_patname><mode>3,
6025 fucmp<code>8<P:mode>_vis): Set type to fga.
6026 * config/sparc/ultra1_2.md: Remove refrences to fgm_cmp.
6027 * config/sparc/niagara.md: Likewise.
6028 * config/sparc/niagara2.md: Likewise.
6029 * config/sparc/ultra3.md: Likewise, and fix type matching for
6030 us3_ialuX reservation.
6032 2012-04-26 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6034 * reload.c (find_reloads): Change the loop nesting when trying an
6035 alternative with swapped operands.
6037 2012-04-26 Manuel LĂ³pez-IbĂ¡Ă±ez <manu@gcc.gnu.org>
6039 * tree-diagnostic.c (maybe_unwind_expanded_macro_loc): Fix
6040 comment. Delete unused parameter first_exp_point_map.
6041 (virt_loc_aware_diagnostic_finalizer): Update call.
6043 2012-04-26 Michael Hope <michael.hope@linaro.org>
6044 Richard Earnshaw <rearnsha@arm.com>
6046 * config/arm/linux-eabi.h (GLIBC_DYNAMIC_LINKER_SOFT_FLOAT): Define.
6047 (GLIBC_DYNAMIC_LINKER_HARD_FLOAT): Define.
6048 (GLIBC_DYNAMIC_LINKER_DEFAULT): Define.
6049 (GLIBC_DYNAMIC_LINKER): Redefine to use the hard float path.
6051 2012-04-25 Sriraman Tallam <tmsriram@google.com>
6053 * doc/extend.texi: Document avx2 support.
6054 * config/i386/i386.c (fold_builtin_cpu): Add avx2.
6056 2012-04-26 Hans-Peter Nilsson <hp@axis.com>
6059 * config/cris/cris.md ("*andhi_lowpart_v32")
6060 ("*andqi_lowpart_v32"): Change first input-only operand from
6061 a (match_operand ...) to (match_dup 0). Drop alternatives with
6062 const_int-matching constraints for redundancy.
6063 ("*andhi_lowpart_non_v32", "*andqi_lowpart_non_v32"): Ditto. Drop
6064 three-operand alternative.
6066 2012-04-25 Jakub Jelinek <jakub@redhat.com>
6069 * config/i386/i386.md (and<mode>3): For andq $0xffffffff, reg
6070 instead expand it as zero extension.
6072 2012-04-25 H.J. Lu <hongjiu.lu@intel.com>
6075 * dwarf2out.c (dbx_reg_number): Assert return value != INVALID_REGNUM.
6077 2012-04-25 Jakub Jelinek <jakub@redhat.com>
6079 * common.opt (flag_debug_types_section): Default to 0.
6080 (dwarf_version): Default to 4.
6081 (dwarf_record_gcc_switches): Default to 1.
6082 (dwarf_strict): Default to 0.
6083 * toplev.c (process_options): Don't handle dwarf_strict
6084 or dwarf_version here.
6085 * config/vxworks.c (vxworks_override_options): Don't
6086 test whether dwarf_strict or dwarf_version are negative,
6087 instead test !global_options_set.x_dwarf_*.
6088 * config/darwin.c (darwin_override_options): Default to
6090 * doc/invoke.texi: Note that -gdwarf-4, -grecord-gcc-switches
6091 and -fno-debug-types-section are now the default.
6093 2012-04-25 Jan Hubicka <jh@suse.cz>
6095 * cgraphunit.c: Update toplevel comment.
6096 (tree_rest_of_compilation): Merge into cgraph_expand_function.
6097 (cgraph_analyze_function): Make static.
6098 (cgraph_decide_is_function_needed): Make static.
6099 (cgraph_add_new_function): Use expand_function instead of
6100 rest_of_compilation.
6101 (clone_of_p, verify_edge_count_and_frequency, cgraph_debug_gimple_stmt,
6102 verify_edge_corresponds_to_fndecl, verify_cgraph_node, verify_cgraph):
6104 (cgraph_inline_p): Remove.
6105 (cgraph_preserve_function_body_p): Move to ipa-inline-transform.
6106 (init_cgraph): Add comment.
6107 * cgraphbuild.c (record_reference, mark_address, mark_load,
6108 mark_store): Do not call analyze_expr hook.
6109 * cgraph.c: Update toplevel comment.
6110 (clone_of_p, verify_edge_count_and_frequency, cgraph_debug_gimple_stmt,
6111 verify_edge_corresponds_to_fndecl, verify_cgraph_node, verify_cgraph):
6112 Move fere from cgraphunit.c
6113 (cgraph_mark_force_output_node): Move to cgraph.h
6114 * cgraph.h: Reorder so the comments match the function placement.
6115 (cgraph_analyze_function, cgraph_decide_is_function_needed): Remove.
6116 (cgraph_mark_force_output_node): Move here from cgraph.c
6117 * tree.c (free_lang_data): Do not clear analyze_expr hook.
6118 * ipa-inline-transform.c (preserve_function_body_p): New function.
6119 (inline_transform): Update.
6120 * langhooks.c (lhd_callgraph_analyze_expr): Remove.
6121 * langhooks.h (lang_hooks_for_callgraph): Remove.
6122 (lang_hooks): Remove callgraph.
6123 * tree-inline.c (expand_call_inline): Do not use cgraph_inline_p.
6124 * varpool.c: Remove out of date comment.
6125 * langhooks-def.h (lhd_callgraph_analyze_expr): Remove.
6126 (LANG_HOOKS_CALLGRAPH_ANALYZE_EXPR): Remove.
6128 2012-04-25 Jan Hubicka <jh@suse.cz>
6131 * cgraphunit.c (referred_to_p): Move ahead in file to avoid
6132 forward declaration.
6133 (cgraph_finalize_function): Finalize them here.
6134 * symtab.c (dump_symtab): Dump ctors and dtors.
6136 2012-04-25 Jakub Jelinek <jakub@redhat.com>
6139 * stor-layout.c (get_best_mode): Don't return mode with bitsize
6140 larger than maxbits. Don't compute maxbits modulo align.
6141 Also check that unit bytes long store at bitpos / unit * unit
6142 doesn't affect bits beyond bitregion_end.
6143 * expmed.c (store_bit_field_1): Avoid trying insv if OP_MODE MEM
6144 would not fit into bitregion_start ... bitregion_end + 1 bit region.
6145 (store_split_bit_field): Decrease unit close to end of bitregion_end
6146 if access is restricted in order to avoid mutual recursion.
6148 PR tree-optimization/53058
6149 * double-int.h (double_int_max_value, double_int_min_value): New
6151 * double-int.c (double_int_max_value, double_int_min_value): New
6153 * tree-vrp.c (register_edge_assert_for_2): Compare mask for LE_EXPR
6154 or GT_EXPR with double_int_max_value instead of double_int_mask.
6156 2012-04-25 Richard Guenther <rguenther@suse.de>
6158 * tree-vectorizer.h (vect_loop_versioning): Adjust prototype.
6159 * tree-vect-loop.c (vect_transform_loop): Adjust.
6160 * tree-vect-loop-manip.c (vect_do_peeling_for_loop_bound): Record
6161 the maximum number of iterations for the epilogue loop.
6162 (vect_loop_versioning): Remove case re-using the peeled epilogue loop.
6164 2012-04-25 Jakub Jelinek <jakub@redhat.com>
6167 * c-typeck.c (set_nonincremental_init,
6168 set_nonincremental_init_from_string): Pass true instead of false
6169 as IMPLICIT to add_pending_init.
6171 2012-04-25 Manuel LĂ³pez-IbĂ¡Ă±ez <manu@gcc.gnu.org>
6173 * c-typeck.c (pop_init_level): Improve diagnostics.
6175 2012-04-25 Uros Bizjak <ubizjak@gmail.com>
6177 * compare-elim.c (try_eliminate_compare): Also handle operands with
6178 implicit extensions.
6180 2012-04-25 Alan Modra <amodra@gmail.com>
6182 * config/rs6000/rs6000 (SAVE_INLINE_VRS, REST_INLINE_VRS,
6183 V_SAVE_INLINE, SAVRES_LR, SAVRES_SAVE, SAVRES_REG,
6184 SAVRES_GPR, SAVRES_FPR, SAVRES_VR): Define.
6185 (no_global_regs_above): Delete.
6186 (no_global_regs): New function.
6187 (rs6000_savres_strategy): Handle vector regs. Use proper lr_save_p
6188 value for load multiple test.
6189 (savres_routine_syms): Increase size.
6190 (rs6000_savres_routine_name, rs6000_savres_routine_sym,
6191 ptr_regno_for_savres, rs6000_emit_savres_rtx): Pass in int selector
6192 rather than a number of boolean flags. Update all callers.
6193 (rs6000_savres_routine_name): Generate vector save/restore names.
6194 (rs6000_savres_routine_sym): Handle vector regs. Delete forward decl.
6195 (ptr_regno_for_savres, rs6000_emit_savres_rtx): Likewise.
6196 (rs6000_emit_prologue): Delete saving_FPRs_inline, saving_GPRs_inline
6197 and using_store_multiple. Expand uses. Don't always use r11 as
6198 frame reg when needed for out-of-line saves. Set up initial offset
6199 for out-of-line vector saves when buying stack frame. Handle pointer
6200 reg setup for out-of-line fp save. Emit call to out-of-line vector
6201 save function. Choose r11 or r12 for vrsave reg when available for
6203 (rs6000_output_function_prologue): Don't emit .extern for ELF.
6204 (rs6000_emit_epilogue): Choose a better frame reg when restoring
6205 from back-chain to suit out-of-line vector restore functions. Emit
6206 call to out-of-line vector restore function. Adjust register used
6207 for cr restore. Tweak pointer register setup for gpr restore.
6208 * config/rs6000/rs6000.h (FIRST_SAVED_GP_REGNO): Take into account
6210 * config/rs6000/sysv4.h (FP_SAVE_INLINE, GP_SAVE_INLINE): Simplify.
6211 (V_SAVE_INLINE): Define.
6212 * config/rs6000/altivec.md (save_vregs_*, restore_vregs_*): New insns.
6214 2012-04-25 Alan Modra <amodra@gmail.com>
6216 * config/rs6000/rs6000.c (rs6000_savres_strategy): Allow
6217 out-of-line save/restore for large frames. Don't disable
6218 out-of-line saves on ABI_AIX when using static chain reg.
6219 (rs6000_emit_prologue): Adjust cr_save_regno on ABI_AIX to not
6220 clobber static chain reg, and tweak for out-of-line gpr saves
6223 2012-04-25 Alan Modra <amodra@gmail.com>
6225 * config/rs6000/rs6000.c (START_USE, END_USE, NOT_INUSE): Define.
6226 (rs6000_emit_prologue): Use the above to catch register overlap.
6228 2012-04-25 Alan Modra <amodra@gmail.com>
6230 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete forward
6231 decl. Move logic selecting update reg to callers. Update all callers.
6232 (rs6000_emit_allocate_stack): Add copy_off param.
6233 (emit_frame_save): Don't handle reg+reg addressing.
6234 (ptr_regno_for_savres): New function, extracted from..
6235 (rs6000_emit_savres_rtx): ..here. Add lr_offset param.
6236 (rs6000_emit_prologue): Generate frame_ptr_rtx as we need it.
6237 Set frame_reg_rtx to r11 whenever r11 is needed, and merge
6238 frame offset adjustment for out-of-line save with copy from sp.
6239 Simplify condition controlling whether cr is saved early or
6240 late. Use ptr_regno_for_savres to verify correct reg is set
6241 up for out-of-line saves. Pass the actual pointer reg used to
6242 rs6000_emit_savres_rtx so rtl matches insns in out-of-line
6243 function. Rearrange spe vars so code is similar to that
6244 elsewhere in this function. Don't update frame_off when spe
6245 save code will restore r11. Use emit_frame_save for spe and
6246 gpr saves. Consolidate darwin out-of-line gpr setup with that
6247 for other abis. Don't assume frame_offset is zero and frame
6248 reg is sp when setting up altivec reg saves, and calculate
6249 exact offset requirement.
6250 (rs6000_emit_epilogue): Use HOST_WIDE_INT for frame_off. Tidy
6251 spe restore code. Consolidate darwin out-of-line gpr setup
6252 with that for other abis.
6254 2012-04-25 Alan Modra <amodra@gmail.com>
6256 * config/rs6000/rs6000.c (rs6000_frame_related): Don't emit a
6257 REG_FRAME_RELATED_EXPR note when the instruction exactly matches
6259 (emit_frame_save): Delete frame_ptr param. Rename total_size to
6261 (rs6000_emit_prologue): Add sp_off. Update rs6000_frame_related
6262 and emit_frame_save calls. Cope with possibly missing note.
6264 2012-04-24 Sriraman Tallam <tmsriram@google.com>
6266 * config/i386/i386.c (build_processor_model_struct): New function.
6267 (make_var_decl): New function.
6268 (fold_builtin_cpu): New function.
6269 (ix86_fold_builtin): New function.
6270 (make_cpu_type_builtin): New function.
6271 (ix86_init_platform_type_builtins): New function.
6272 (ix86_expand_builtin): Expand new builtins by folding them.
6273 (ix86_init_builtins): Make new builtins to detect CPU type.
6274 (TARGET_FOLD_BUILTIN): New macro.
6275 (IX86_BUILTIN_CPU_INIT): New enum value.
6276 (IX86_BUILTIN_CPU_IS): New enum value.
6277 (IX86_BUILTIN_CPU_SUPPORTS): New enum value.
6278 * config/i386/i386-builtin-types.def: New function type.
6279 * testsuite/gcc.target/builtin_target.c: New testcase.
6280 * doc/extend.texi: Document builtins.
6282 2012-04-24 Olivier Hainque <hainque@adacore.com>
6284 * common.opt (gdwarf-): Initialize dwarf_version to -1 instead of 2.
6285 * toplev.c (process_options): Default to dwarf_version 2.
6286 * config/vxworks.c (vxworks_override_options): Default to strict-dwarf
6287 and dwarf_version 2.
6289 2012-04-24 Manuel LĂ³pez-IbĂ¡Ă±ez <manu@gcc.gnu.org>
6291 * tree-pretty-print.h (default_tree_printer): Do not declare.
6292 * tree-diagnostic.c: Include tree-pretty-print.h, tree-pass.h and
6294 (default_tree_diagnostic_starter): Make static.
6295 (default_tree_printer): Move to here. Make static.
6296 (tree_diagnostics_defaults): New.
6297 * tree-diagnostic.h (default_tree_diagnostic_starter): Do not declare.
6298 * tree.c (free_lang_data): Use tree_diagnostics_defaults.
6299 * toplev.c: Do not include tree-pass.h.
6300 (default_tree_printer): Move from here.
6301 (general_init): Use tree_diagnostics_defaults.
6303 2012-04-24 Chao-ying Fu <fu@mips.com>
6305 * config.gcc (mips64*-*-linux*): Append mips/linux-common.h to tm_file.
6306 (mips*-*-linux*): Append mips/linux-common.h to tm_file.
6307 * config/mips/gnu-user.h
6308 (SUBTARGET_CC1_SPEC): Use GNU_USER_TARGET_CC1_SPEC directly.
6309 (GNU_USER_TARGET_LINK_SPEC): New define.
6310 (LINK_SPEC): Use GNU_USER_TARGET_LINK_SPEC.
6311 (LIB_SPEC): Use GNU_USER_TARGET_LIB_SPEC directly.
6312 (GNU_USER_TARGET_MATHFILE_SPEC): New define.
6313 (ENDFILE_SPEC): Use GNU_USER_TARGET_MATHFILE_SPEC and
6314 GNU_USER_TARGET_ENDFILE_SPEC.
6315 * config/mips/gnu-user64.h (LIB_SPEC): Remove.
6316 (GNU_USER_TARGET_LINK_SPEC): New define.
6317 (LINK_SPEC): Use GNU_USER_TARGET_LINK_SPEC.
6318 * config/mips/linux-common.h: New file.
6320 2012-04-24 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6323 * config/rs6000/rs6000-c.c (fully_fold_convert): New function.
6324 (altivec_build_resolved_builtin): Call fully_fold_convert.
6326 2012-04-24 Georg-Johann Lay <avr@gjlay.de>
6329 * config/avr/avr.h (HARD_REGNO_CALL_PART_CLOBBERED): New hook define.
6331 2012-04-24 Richard Guenther <rguenther@suse.de>
6333 PR tree-optimization/53085
6334 * tree-ssa-pre.c (eliminate): Do not eliminate volatile redundant
6337 2012-04-24 Richard Guenther <rguenther@suse.de>
6339 * tree-if-conv.c (main_tree_if_conversion): Move bb under
6342 2012-04-24 Jim Meyering <meyering@redhat.com>
6344 * genattrtab.c (gen_attr): Avoid NULL-deref after diagnosing
6345 absence of an define_enum call.
6347 2012-04-24 Richard Guenther <rguenther@suse.de>
6349 * tree-vect-loop-manip.c (vect_do_peeling_for_loop_bound): If
6350 the epilogue loop is not re-used as unvectorized version
6351 record the its maximum number of iterations.
6353 2012-04-24 Andrew Pinski <apinski@cavium.com>
6355 * tree-ssa-forwprop.c (simplify_bitwise_binary):
6356 Don't directly use def1/def2.
6358 2012-04-24 Richard Guenther <rguenther@suse.de>
6360 PR tree-optimization/53098
6361 * tree-vect-loop.c (vect_analyze_loop_operations): Fixup
6364 2012-04-24 Andrew Pinski <apinski@cavium.com>
6367 * tree-ssa-forwprop.c (defcodefor_name): New function.
6368 (simplify_bitwise_binary): Use defcodefor_name instead of manually
6369 Simplify "( X | Y) & X" to X and "( X & Y) | X" to X.
6370 Simplify "(~X | Y) & X" to "X & Y" and
6371 "(~X & Y) | X" to "X | Y".
6373 2012-04-24 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6375 * recog.c (insn_invalid_p): Add IN_GROUP parameter and use
6376 validate_change to add clobbers if IN_GROUP is nonzero.
6377 (verify_changes): Call insn_invalid_p with IN_GROUP set to true.
6378 * recog.h (insn_invalid_p): Add IN_GROUP parameter to function
6380 * gcse.c (process_insert_insn): Call insn_invalid_p with IN_GROUP
6382 * config/s390/s390.c (insn_invalid_p): Likewise.
6384 2012-04-24 Jakub Jelinek <jakub@redhat.com>
6387 * varasm.c (compute_reloc_for_constant): Handle ADDR_EXPR of MEM_REF.
6388 (output_addressed_constants): Likewise.
6391 * varasm.c (get_section): Don't ICE for section conflicts with
6392 built-in section kinds.
6394 2012-04-23 DJ Delorie <dj@redhat.com>
6396 * config/s390/s390.h (LINK_SPEC): Remove, no longer needed.
6397 (LIBSTDCXX): Change to CPP2.
6399 2012-04-23 H.J. Lu <hongjiu.lu@intel.com>
6402 * opth-gen.awk: Check if MASK_ and TARGET_ macros are defined for
6405 2012-04-23 Uros Bizjak <ubizjak@gmail.com>
6407 * config/i386/i386.md (*add<mode>_2): Add r/r/0 alternative.
6408 (*addsi_2_zext): Ditto.
6409 (*add<mode>_3): Ditto.
6410 (*addsi_3_zext): Ditto.
6411 (*add<mode>_5): Ditto.
6413 2012-04-23 Andrew Pinski <apinski@cavium.com>
6415 * tree-ssa-forwprop.c (simplify_bitwise_binary): Simplify (A & B) OP0
6416 (C & B) to (A OP0) & B.
6418 2012-04-23 Martin Jambor <mjambor@suse.cz>
6420 * expr.c (expand_expr_real_1): Remove setting parent's alias set for
6421 temporaries created for a bitfield (reverting revision 122014).
6423 2012-04-23 Richard Guenther <rguenther@suse.de>
6425 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Gimplify
6426 the condition using is_gimple_condexpr and avoid the not necessary
6428 (set_prologue_iterations): Likewise.
6429 (vect_loop_versioning): Likewise.
6431 2012-04-23 Richard Guenther <rguenther@suse.de>
6433 PR tree-optimization/53070
6434 * tree-if-conv.c (combine_blocks): Free predicates in all blocks.
6435 (main_tree_if_conversion): Verify we succeeded in that.
6437 2012-04-23 Jan Hubicka <jh@suse.cz>
6439 * lto-symtab.c (lto_cgraph_replace_node): Do not call
6440 mark_reahcable_node.
6441 * cgraph.c (cgraph_remove_node): Do not clear reachable.
6442 (cgraph_mark_reachable_node): Remove.
6443 (cgraph_mark_force_output_node): Do not set reachable.
6444 (dump_cgraph_node): Do not dump reachable.
6445 (cgraph_create_virtual_clone): Do not set reachable.
6446 * cgraph.h (cgraph_node): Remove reachable flag.
6447 (varpool_node): Remove reachable flag.
6448 (cgraph_mark_if_needed): Remove.
6449 (cgraph_mark_reachable_node): Remove.
6450 * tree-emutls.c (ipa_lower_emutls): Do not check reachable.
6451 * cgraphunit.c (cgraph_finalize_function): Do not mark node as
6453 (cgraph_add_new_function): Likewise.
6454 (cgraph_mark_if_needed): Remove.
6455 (cgraph_analyze_function): Do not set target as reachable.
6456 (process_function_and_variable_attributes): Do not care about
6458 (cgraph_analyze_functions): Do not set reachable flags.
6459 (cgraph_mark_functions_to_output): Do not check reachability.
6460 (cgraph_copy_node_for_versioning): Do not set reachable flag.
6461 (dbxout_expand_expr): Update.
6462 * c-decl.c (merge_decls): Do not track changed externs.
6463 * ipa.c: Include pointer-set.h
6464 (enqueue_cgraph_node): Use reachable pointer set.
6465 (process_references): Likewise.
6466 (cgraph_remove_unreachable_nodes): Likewise.
6467 (whole_program_function_and_variable_visibility): Do not recompute
6469 * trans-mem.c (ipa_tm_execute): Do not check reachable flag.
6471 2012-04-23 Georg-Johann Lay <avr@gjlay.de>
6473 * doc/extend.texi (AVR Named Address Spaces): Fix typos.
6475 2012-04-23 Richard Guenther <rguenther@suse.de>
6478 * c-typeck.c (build_binary_op): Fix typo.
6480 2012-04-23 Jakub Jelinek <jakub@redhat.com>
6482 PR tree-optimizations/52891
6483 * tree-vect-patterns.c (adjust_bool_pattern): Use
6484 build_nonstandard_type even if rhs1 has unsigned INTEGER_TYPE,
6485 but with non-standard precision.
6487 2012-04-22 Jan Hubicka <jh@suse.cz>
6489 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Bail out at NULL
6492 2012-04-22 Jan Hubicka <jh@suse.cz>
6494 * lto-symtab.c (lto_varpool_replace_node): Do not merge needed flags.
6495 * cgraphbuild.c (record_reference, record_type_list, mark_address,
6496 mark_load, mark_store): Do not mark varpool nodes as needed.
6497 * cgraph.c (cgraph_new_nodes): Remove.
6498 (cgraph_create_function_alias): Do not mark nodes as reachable.
6499 (cgraph_add_thunk): Likewise.
6500 (cgraph_mark_reachable_node): Do not manage the queue.
6501 * cgraph.h (cgraph_node): Remove next_needed.
6502 (varpool_nodes_queue): Remove next_needed and prev_needed.
6503 (x_cgraph_nodes_queue, x_cgraph_nodes_queue, cgraph_new_nodes): Remove.
6504 (cgraph_new_nodes): Declare.
6505 (x_varpool_nodes_queue, varpool_nodes_queue); Remove.
6506 (varpool_analyze_pending_decls): Remove.
6507 (varpool_analyze_node): New.
6508 (varpool_mark_needed_node): Remove.
6509 (varpool_first_variable, varpool_next_variable): New inlines.
6510 (varpool_first_static_initializer, varpool_next_static_initializer):
6512 (FOR_EACH_STATIC_VARIABLE): Remove unused walker.
6513 (varpool_first_defined_variable): New inline.
6514 (varpool_next_defined_variable): New inline
6515 (FOR_EACH_VARIABLE): Reimplement.
6516 (FOR_EACH_DEFINED_VARIABLE): Reimplement.
6517 * toplev.c (wrapup_global_declaration_2): Use analyzed instead of
6519 * cgraphunit.c (cgraph_new_nodes): Declare here.
6520 (enqueue_node): New function.
6521 (cgraph_process_new_functions): update for new
6522 node set; when constructing cgraph enqueue node for processing.
6523 (cgraph_add_new_function): Use new node set.
6524 (process_function_and_variable_attributes): Do not set varpool needed
6526 (referred_to_p): New function.
6527 (varpool_finalize_decl): Move here from varpool.c; enqueue needed node
6528 when varpool is in construction.
6529 (cgraph_analyze_functions): Rewrite.
6530 (cgraph_expand_all_functions): Update.
6531 (cgraph_output_in_order): Do not analyze pending decls; do not set
6533 (cgraph_optimize): Do not analyze pending decls.
6534 * lto-cgraph.c (input_varpool_node): Clear analyzed flag for objects
6535 in other partition; do not mark node as needed.
6536 * dwarf2out.c (reference_to_unused): Use analyzed flag.
6537 (premark_types_used_by_global_vars_helper): Likewise.
6538 * ipa.c (process_references): Do not call varpool_mark_needed_node.
6539 (cgraph_remove_unreachable_nodes): Do not rely on varpool and
6541 (function_and_variable_visibility): Do not mark node as needed.
6542 (whole_program_function_and_variable_visibility): Likewise.
6543 * Makefile.in (gt-varpool.h): No longer needed.
6544 * passes.c (execute_one_pass, execute_ipa_pass_list): Update.
6545 (ipa_write_summaries): Do not use needed flag.
6546 * varpool.c: Do not include gt-varpool.h
6547 (x_varpool_nodes_queue, x_varpool_last_needed_node,
6548 x_varpool_last_needed_node, x_varpool_first_unanalyzed_node,
6549 x_varpool_first_unanalyzed_node, varpool_assembled_nodes_queue):
6551 (varpool_remove_node): Do not update the lists.
6552 (dump_varpool_node): Do not dump needed flag.
6553 (varpool_enqueue_needed_node): Remove.
6554 (varpool_mark_needed_node): Remove.
6555 (varpool_reset_queue): Remove.
6556 (varpool_finalize_decl): Move to cgraphunit.c
6557 (varpool_analyze_node): New functions based on former
6558 varpool_analyze_pending_decls.
6559 (varpool_analyze_pending_decls): Remove.
6560 (varpool_assemble_decl): Do not update the lists.
6561 (enqueue_node): New function.
6562 (varpool_remove_unreferenced_decls): Rewrite.
6563 (varpool_empty_needed_queue): Remove.
6564 (add_new_static_var): Do not mark node as needed.
6565 (varpool_create_variable_alias): Handle expansion state
6567 * except.c (output_ttype): Do not mark node as needed.
6568 * varasm.c (mark_decl_referenced): Do not use mark_needed_node.
6569 * tree-profile.c (init_ic_make_global_vars, init_ic_make_global_vars):
6571 * tree-switch-conversion.c (build_one_array): Likewise.
6573 2012-04-22 Manuel LĂ³pez-IbĂ¡Ă±ez <manu@gcc.gnu.org>
6576 * doc/invoke.texi (pedantic): Rename to Wpedantic.
6577 * common.opt (Wpedantic): New.
6578 (pedantic): Alias Wpedantic.
6579 * diagnostic.c (warning_at): Likewise.
6580 * c-decl.c (diagnose_mismatched_decls): Likewise.
6581 (build_array_declarator): Likewise.
6582 (mark_forward_parm_decls):
6583 (check_bitfield_type_and_width): Likewise.
6584 (grokdeclarator): Likewise.
6585 (grokfield): Likewise.
6586 (finish_struct): Likewise.
6587 (build_enumerator): Likewise.
6588 (store_parm_decls_oldstyle): Likewise.
6589 (declspecs_add_qual): Likewise.
6590 (declspecs_add_type): Likewise.
6591 (finish_declspecs): Likewise.
6592 * c-typeck.c (composite_type): Likewise.
6593 (comp_target_types): Likewise.
6594 (build_array_ref): Likewise.
6595 (pointer_diff): Likewise.
6596 (build_unary_op): Likewise.
6597 (build_conditional_expr): Likewise.
6598 (build_c_cast): Likewise.
6599 (convert_for_assignment): Likewise.
6600 (maybe_warn_string_init): Likewise.
6601 (digest_init): Likewise.
6602 (pop_init_level): Likewise.
6603 (set_init_index): Likewise.
6604 (c_finish_goto_label): Likewise.
6605 (c_finish_return): Likewise.
6606 (do_case): Likewise.
6607 (build_binary_op): Likewise.
6608 * c-parser.c (static): Likewise.
6609 (c_parser_external_declaration): Likewise.
6610 (c_parser_declaration_or_fndef): Likewise.
6611 (c_parser_static_assert_declaration_no_se): Likewise.
6612 (c_parser_enum_specifier): Likewise.
6613 (c_parser_struct_or_union_specifier): Likewise.
6614 (c_parser_struct_declaration): Likewise.
6615 (c_parser_alignas_specifier): Likewise.
6616 (c_parser_braced_init): Likewise.
6617 (c_parser_initelt): Likewise.
6618 (c_parser_compound_statement_nostart): Likewise.
6619 (c_parser_conditional_expression): Likewise.
6620 (c_parser_alignof_expression): Likewise.
6621 (c_parser_postfix_expression): Likewise.
6622 (c_parser_postfix_expression_after_paren_): Likewise.
6623 (c_parser_objc_class_instance_variables): Likewise.
6624 (c_parser_objc_method_definition): Likewise.
6625 (c_parser_objc_methodprotolist): Likewise.
6627 2012-04-22 Ian Lance Taylor <iant@google.com>
6629 * godump.c (go_output_typedef): Dump size of structs.
6631 2012-04-22 Razya Ladelsky <razya@il.ibm.com>
6633 Correcting transform_to_exit_first_loop + fix to PR46886
6634 * tree-parloops.c (transform_to_exit_first_loop): Remove
6635 setting of number of iterations according to the loop pattern.
6636 Duplicate from entry to exit->src instead of loop->latch.
6637 (pallelize_loops): Remove the condition preventing do-while loops.
6638 * tree-cfg.c (bool bb_in_region_p): New.
6639 (gimple_duplicate_sese_tail): Adjust duplication of the the subloops.
6640 Adjust redirection of the duplicated iteration.
6642 2012-04-21 Richard Sandiford <rdsandiford@googlemail.com>
6645 * rtl.def (ADDRESS): Use "i" rather than "w".
6646 * rtl.h (find_base_term): Delete.
6647 (may_be_sp_based_p): Declare.
6648 * rtl.c (rtx_code_size): Remove ADDRESS special case.
6649 * alias.h (UNIQUE_BASE_VALUE_SP, UNIQUE_BASE_VALUE_ARGP)
6650 (UNIQUE_BASE_VALUE_FP, UNIQUE_BASE_VALUE_HFP): Move to...
6652 (find_base_term): Make static.
6653 (may_be_sp_based_p): New function.
6654 * dse.c (record_store): Use it.
6655 * store-motion.c (store_killed_in_insn): Likewise.
6657 2012-04-21 Richard Sandiford <rdsandiford@googlemail.com>
6659 * fold-const.c (fold_checksum_tree): Fix VECTOR_CST case.
6661 2012-04-21 Manuel LĂ³pez-IbĂ¡Ă±ez <manu@gcc.gnu.org>
6664 * c-typeck.c (inform_declaration): New.
6665 (build_function_call_vec): Do not pretty-print
6666 expressions when caret is enabled.
6667 (convert_arguments): Use inform_declaration.
6669 2012-04-20 Jim Meyering <meyering@redhat.com>
6671 * genmodes.c (make_complex_modes): Don't truncate a mode name of
6672 length 7 or more when prepending a "C". Suggested by Richard Guenther.
6674 2012-04-20 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6676 PR rtl-optimization/44214
6677 * fold-const.c (exact_inverse): New function.
6678 (fold_binary_loc): Fold vector and complex division by constant into
6679 multiply by recripocal with flag_reciprocal_math; fold vector division
6680 by constant into multiply by reciprocal with exact inverse.
6682 2012-04-20 Jan Hubicka <jh@suse.cz>
6684 * lto-symtab.c (lto_cgraph_replace_node): Merge needed instead of
6686 * cgraph.c (cgraph_add_thunk): Use mark_reachable_node.
6687 (cgraph_remove_node): Update.
6688 (cgraph_mark_needed_node): Remove.
6689 (cgraph_mark_force_output_node): New.
6690 (dump_cgraph_node): Do not dump needed flag.
6691 (cgraph_node_cannot_be_local_p_1): Update.
6692 (cgraph_can_remove_if_no_direct_calls_and_refs): Update.
6693 * cgraph.h (symtab_node_base): Add force_output flag.
6694 (cgraph_node): Remove needed flag.
6695 (varpool_node): Remove force_output flag.
6696 (cgraph_mark_needed_node): Remove.
6697 (cgraph_mark_force_output_node): New.
6698 (cgraph_only_called_directly_or_aliased_p,
6699 varpool_can_remove_if_no_refs, varpool_all_refs_explicit_p): Update.
6700 * ipa-cp.c (ipcp_generate_summary): Remove out of date assert.
6701 * cgraphunit.c (cgraph_decide_is_function_needed): rewrite.
6702 (cgraph_add_new_function): Update.
6703 (cgraph_mark_if_needed): Update.
6704 (verify_cgraph_node): Update.
6705 (cgraph_analyze_function): Alias target is reachable.
6706 (process_function_and_variable_attributes): Update: externally_visible
6707 flag makes function reachable.
6708 (cgraph_analyze_functions): Update dumping.
6709 * lto-cgraph.c (lto_output_node, lto_output_varpool_node,
6710 input_overwrite_node, input_varpool_node): Update streaming.
6711 * lto-streamer-out.c (produce_symtab): Use force_output.
6712 * ipa.c (process_references): Weakrefs must be processed.
6713 (cgraph_remove_unreachable_nodes): Likewise; update for new
6715 (varpool_externally_visible_p): Weakrefs are externally visible
6716 even if they are not.
6717 (function_and_variable_visibility): Update; when processing alias
6718 pair force the targets to be output.
6719 (whole_program_function_and_variable_visility): Use
6720 mark_reachable_node.
6721 * trans-mem.c (ipa_tm_mark_needed_node): Remove
6722 (ipa_tm_mark_force_output_node): New function.
6723 (ipa_tm_create_version_alias, ipa_tm_create_version): Update.
6724 * gimple-fold.c (can_refer_decl_in_current_unit_p): Be lax about
6726 * varasm.c (mark_decl_referenced): Update.
6727 (find_decl_and_mark_needed): Remove.
6728 (find_decl): New function.
6729 (weak_finish, finish_aliases_1, assemble_alias): Update; do not mark
6730 alias targets as needed.
6731 (dump_tm_clone_pairs): Update.
6732 * tree-inline.c (copy_bb): Update check.
6733 * symtab.c (dump_symtab_base): Dump force_output.
6734 * tree-ssa-structalias.c (ipa_pta_execute): Use force_output.
6735 * passes.c (execute_todo): Fix dumping.
6736 * varpool.c (decide_is_variable_needed, varpool_finalize_decl): Update.
6737 (varpool_analyze_pending_decls): Alias target is reachable.
6738 (varpool_create_variable_alias): Finalize weakrefs.
6740 2012-04-20 Jakub Jelinek <jakub@redhat.com>
6743 * alias.h (UNIQUE_BASE_VALUE_SP, UNIQUE_BASE_VALUE_ARGP,
6744 UNIQUE_BASE_VALUE_FP, UNIQUE_BASE_VALUE_HFP): Define.
6745 * alias.c (init_alias_targets): Use UNIQUE_BASE_VALUE_*
6746 macros instead of constants.
6747 * dse.c (record_store): Check for SP ADDRESS by comparing
6748 XWINT to UNIQUE_BASE_VALUE_SP instead of expecting
6749 XEXP to be stack_pointer_rtx.
6751 2012-04-20 Richard Guenther <rguenther@suse.de>
6753 * tree-ssa-copy.c (propagate_tree_value_into_stmt): Use
6754 update_call_from_tree when propagating into a call.
6756 2012-04-20 Alan Modra <amodra@gmail.com>
6758 * config/rs6000/rs6000.c (rs6000_emit_savres_rtx): Formatting.
6759 (rs6000_emit_prologue, rs6000_emit_epilogue): Likewise. Rename
6760 sp_offset to frame_off. Move world save code earlier.
6762 2012-04-20 Richard Guenther <rguenther@suse.de>
6764 PR tree-optimization/53050
6765 * tree-ssa-forwprop.c (ssa_forward_propagate_and_combine):
6766 Do only one transform on COND_EXPRs at the same time.
6768 2012-04-19 Jan Hubicka <jh@suse.cz>
6770 * symtab.c (dump_symtab_base): Revert accidental checkin.
6772 2012-04-20 Alan Modra <amodra@gmail.com>
6775 * config/rs6000/rs6000.c (rs6000_savres_strategy): When using
6776 static chain, set REST_INLINE_FPRS too.
6778 2012-04-20 Thomas Schwinge <thomas@codesourcery.com>
6780 * tree-dump.c (dequeue_and_dump) <BIT_FIELD_REF>: Dump the three child
6783 2012-04-20 Richard Guenther <rguenther@suse.de>
6785 * tree-vect-loop.c (vect_analyze_loop_operations): Do not vectorize
6786 loops that can never run more often than the vectorization factor.
6788 2012-04-19 Jan Hubicka <jh@suse.cz>
6790 * symtab.c (dump_symtab_base): Fix dumping of asm lists.
6792 2012-04-19 David Edelsohn <dje.gcc@gmail.com>
6794 * config/rs6000/sync.md (fetchop_name): Change ior attribute to "or".
6796 2012-04-19 Jim Meyering <meyering@redhat.com>
6798 * genmodes.c (make_complex_modes): Avoid unnecessary use of strncpy.
6799 We verified above that the string(including trailing NUL) fits in buf,
6802 2012-04-19 Richard Guenther <rguenther@suse.de>
6804 * symtab.c (dump_symtab_base): Use TREE_STRING_POINTER
6805 for dumping DECL_SECTION_NAME.
6807 2012-04-19 Michael Matz <matz@suse.de>
6810 * tree.h (VECTOR_CST_NELTS): Use part number of types again.
6811 (struct tree_vector): Adjust GTY length.
6812 * tree.c (make_vector_stat): Don't set VECTOR_CST_NELTS.
6814 * gengtype.c (struct walk_type_data): Add in_record_p and loopcounter
6816 (walk_type, <TYPE_POINTER, TYPE_ARRAY>): Handle case where our
6817 caller emitted the length calulation already.
6818 (walk_type, <TYPE_UNION, TYPE_STRUCT>): Emit length calculations
6819 before handling any of the fields for structs.
6821 2012-04-19 Richard Guenther <rguenther@suse.de>
6823 PR tree-optimization/53031
6824 * tree-vrp.c (adjust_range_with_scev): Revert back to
6825 using max_loop_iterations.
6827 2012-04-19 Michael Matz <matz@suse.de>
6829 * diagnostic.c (emit_diagnostic): Move va_end call after user
6831 (warning, warning_at, pedwarn, permerror): Ditto.
6833 2012-04-19 Richard Guenther <rguenther@suse.de>
6835 * ira-int.h (ira_allocno_object_iter_cond): Avoid out-of-bound
6838 2012-04-19 Georg-Johann Lay <avr@gjlay.de>
6841 * config/avr/avr.c (avr_out_load_psi): Fix assembler template for
6842 the case *(X+const).
6844 2012-04-19 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
6846 * config/arm/sync.md (sync_optab): Change ior attribute to "or".
6848 2012-04-19 Manuel LĂ³pez-IbĂ¡Ă±ez <manu@gcc.gnu.org>
6851 * stmt.c (warn_if_unused_value): Skip NOP_EXPR.
6852 * convert.c (convert_to_integer): Don't set TREE_NO_WARNING.
6854 2012-04-19 Richard Guenther <rguenther@suse.de>
6856 PR rtl-optimization/44688
6857 * loop-iv.c (determine_max_iter): Only return max_iter.
6858 (iv_number_of_iterations): Also use the recorded loop bound
6859 on the maximum number of iterations.
6860 * loop-unroll.c (decide_unroll_runtime_iterations): Use
6861 max_iter to avoid unrolling loops that do not roll.
6862 (decide_unroll_stupid): Likewise.
6864 2012-04-18 Steven Bosscher <steven@gcc.gnu.org>
6866 * targhooks.c (default_case_values_threshold): Fix code style nit.
6868 * stmt.c (add_case_node, expand_case): Move logic to remove/reduce
6869 case range and type folding from here...
6870 * gimplify.c (gimplify_switch_expr): ... to here. Expect NULL_TREE
6871 type, as documented in tree.def.
6873 2012-04-18 Jan Hubicka <jh@suse.cz>
6875 * cgraph.h (verify_symtab, verify_symtab_node, verify_symtab_base):
6877 * cgraphunit.c (verify_cgraph_node): Verify symtab base; do not verify
6878 cgraph hash and same comdat groups.
6879 (cgraph_optimize): Verify symbol table.
6880 * ipa.c (cgraph_remove_unreachable_nodes): Verify symbol table.
6881 (dissolve_same_comdat_group_list): Work on symtab nodes.
6882 (function_and_variable_visibility): Dissolve variable same comdat group
6884 * symtab.c: Include timevar.h
6885 (verify_symtab_base, verify_symtab_node, verify_symtab): New functions.
6887 2012-04-18 Steven Bosscher <steven@gcc.gnu.org>
6889 * tree-switch-conversion.c (info): Remove global pass info.
6890 (check_range, check_process_case, check_final_bb, create_temp_arrays,
6891 free_temp_arrays, gather_default_values, build_constructors,
6892 array_value_type, build_one_array, build_arrays, gen_def_assigns,
6893 fix_phi_nodes, gen_inbound_check): Pass info around from ...
6894 (process_switch): ... here. Unify message format. Return a const
6895 char pointer to the failure reason message.
6896 (do_switchconv): Unify message format. Update process_switch usage.
6898 * tree.def (CASE_LABEL_EXPR): Fix documentation, mention all operands.
6899 * tree-cfg.c (edge_to_cases): Fix documentation.
6901 2012-04-18 Uros Bizjak <ubizjak@gmail.com>
6903 * config/alpha/sync.md (fetchop_name): Change ior attribute to "or".
6905 2012-04-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6907 PR tree-optimization/52976
6908 * tree-ssa-reassoc.c (add_to_ops_vec_max_rank): Delete.
6909 (possibly_move_powi): New function.
6910 (rewrite_expr_tree): Call possibly_move_powi.
6911 (rewrite_expr_tree_parallel): Likewise.
6912 (attempt_builtin_powi): Change call of add_to_ops_vec_max_rank to
6913 call add_to_ops_vec instead.
6915 2012-04-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6917 PR tree-optimization/52976
6918 * tree-ssa-reassoc.c (stmt_is_power_of_op): New function.
6919 (decrement_power): Likewise.
6920 (propagate_op_to_single_use): Likewise.
6921 (zero_one_operation): Handle __builtin_pow* calls in linearized
6922 expression trees; factor logic into propagate_op_to_single_use.
6923 (undistribute_ops_list): Allow operands with repeat counts > 1.
6925 2012-04-18 Richard Guenther <rguenther@suse.de>
6927 PR tree-optimization/44688
6928 * cfgloop.h (record_niter_bound): Declare.
6929 * tree-ssa-loop-niter.c (record_niter_bound): Export.
6930 Update the estimation with the upper bound here...
6931 (estimate_numbers_of_iterations_loop): ... instead of here.
6932 Do not forcefully reset a recorded upper bound.
6933 * tree-vect-loop-manip.c (vect_do_peeling_for_alignment):
6934 Record the maximum number of loop iterations of the prologue loop.
6936 2012-04-18 Jan Hubicka <jh@suse.cz>
6938 * lto-symtab.c (lto_cgraph_replace_node): Update.
6939 * cgraphbuild.c (record_reference, record_type_list,
6940 record_eh_tables, mark_address, mark_load, mark_store): Update.
6941 * cgraph.c (cgraph_same_body_alias, dump_cgraph_node,
6942 cgraph_create_virtual_clone, cgraph_for_node_thunks_and_aliases):
6944 * cgraph.h (symtab_node_def, symtab_node, const_symtab_node): Remove.
6945 (cgraph_alias_aliased_node, varpool_alias_aliased_node): Update.
6946 * reload.c: Fix typo in comment.
6947 * rtlanal.c: Likewise.
6948 * tree-emultls.c (gen_emutls_addr): Update.
6949 * ipa-reference.c (analyze_function): Update.
6950 * cgraphunit.c (cgraph_analyze_function,
6951 cgraph_process_same_body_aliases, assemble_thunks_and_aliases):
6953 * ipa-ref.c (ipa_record_reference): Reorg to avoid reference types.
6954 (ipa_remove_reference): Likewise.
6955 (ipa_remove_all_refering): Rename to ...
6956 (ipa_remove_all_referring): ... this one; update.
6957 (ipa_dump_references): Update.
6958 (ipa_dump_referring): Update.
6959 (ipa_clone_references): Update.
6960 (ipa_clone_refering): Rename to ...
6961 (ipa_clone_referring): ... this one; update.
6962 (ipa_ref_cannot_lead_to_return): Update.
6963 (ipa_ref_has_aliases_p): Update.
6964 * ipa-ref.h (symtab_node_def, symtab_node, const_symtab_node): New
6966 (ipa_ref_type): Remove.
6967 (ipa_ref_ptr_u): Remove.
6968 (ipa_ref): Remove referencing, refered, refered_index, refering_type
6969 and refered_type; add referring, referred and referred_index.
6970 (ipa_ref_list): Rename refering to referring.
6971 (ipa_record_reference, ipa_remove_all_referring, ipa_dump_referring,
6972 ipa_clone_references, ipa_clone_referring): Update prototypes.
6973 * lto-cgraph.c (referenced_from_other_partition_p): Update.
6974 (lto_output_ref): Update.
6975 (add_references): Update.
6976 (input_varpool_node): Update.
6977 (input_refs): Update.
6978 * ipa-ref-inline.h (ipa_ref_node): Update.
6979 (ipa_ref_varpool_node): Update.
6980 (ipa_ref_referring_node): Update.
6981 (ipa_ref_referring_varpool_node): Update.
6982 (ipa_ref_referring_ref_list): Update.
6983 (ipa_ref_referred_ref_list): Update.
6984 (ipa_ref_list_first_referring): Update.
6985 (ipa_empty_ref_list): Update.
6986 (ipa_ref_list_refering_iterate): Rename to ...
6987 (ipa_ref_list_referring_iterate): ... this one.
6988 * cse.c: Update comment.
6989 * ipa-utils.c (ipa_reverse_postorder): Update.
6990 * tree-ssa-alias.c: Update.
6991 * ipa-inline.c (reset_edge_caches): Update.
6992 (update_caller_keys): Update.
6993 * ipa-inline.h: Update comments.
6994 * jump.c: Update comment.
6995 * alias.c: Likewise.
6996 * ipa.c (process_references): Update.
6997 (cgraph_remove_unreachable_nodes): Likewise.
6998 (ipa_discover_readonly_nonaddressable_var): Likewise.
6999 (cgraph_address_taken_from_non_vtable_p): Likewise.
7000 * trans-mem.c (ipa_tm_execute): Update.
7001 * simplify-rtx.c: Fix comment.
7002 * rtl.c: Fix comment.
7003 * symtab.c (symtab_unregister_node): Update.
7004 * varpool.c (dump_varpool_node): Update.
7005 (varpool_analyze_pending_decls): Update.
7006 (assemble_aliases): Update.
7007 (varpool_for_node_and_aliases): Update.
7009 2012-04-18 Richard Guenther <rguenther@suse.de>
7011 * cfgloop.h (estimate_numbers_of_iterations_loop): Remove
7012 use_undefined_p parameter.
7013 * tree-flow.h (estimate_numbers_of_iterations): Likewise.
7014 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop):
7016 (estimate_numbers_of_iterations): Likewise.
7017 (estimated_loop_iterations): Adjust.
7018 (max_loop_iterations): Likewise.
7019 (scev_probably_wraps_p): Likewise.
7020 * tree-ssa-loop.c (tree_ssa_loop_bounds): Likewise.
7021 * tree-vrp.c (adjust_range_with_scev): Use max_stmt_executions,
7022 not max_loop_iterations.
7023 (execute_vrp): Remove explicit number of iterations estimation.
7025 2012-04-18 Enkovich Ilya <ilya.enkovich@intel.com>
7027 * config/i386/linux-common.h: New.
7029 * config.gcc: Add i386/linux-common.h before
7030 all i386/linux.h and i386/linux64.h usages.
7032 * config/i386/gnu-user.h (GNU_USER_TARGET_LINK_SPEC): New.
7033 (LINK_SPEC): Use GNU_USER_TARGET_LINK_SPEC.
7034 * config/i386/gnu-user64.h: Likewise.
7036 * config/i386/gnu-user.common.h (GNU_USER_TARGET_CC1_SPEC): New.
7037 (CC1_SPEC): Use GNU_USER_TARGET_CC1_SPEC.
7038 (GNU_USER_TARGET_MATHFILE_SPEC): New.
7039 (ENDFILE_SPEC): Use GNU_USER_TARGET_MATHFILE_SPEC.
7041 2012-04-18 Jan Hubicka <jh@suse.cz>
7043 * cgraph.c (cgraph_node_name): Remove.
7044 (dump_cgraph_node): Use dump_symtab_base; reformat.
7045 * cgraph.h (symtab_node_asm_name, symtab_node_name, dump_symtab,
7046 debug_symtab, dump_symtab_node, debug_symtab_node, dump_symtab_base):
7048 (cgraph_node_name, varpool_node_name): Remove.
7049 (cgraph_node_asm_name, varpool_node_asm_name,
7050 cgraph_node_name, varpool_node_name): New.
7051 * tree-pass.h (TODO_dump_cgraph): Rename to ...
7052 (TODO_dump_symtab): ... this one.
7053 * ipa-cp (pass_ipa_cp): Update.
7054 * ia-reference.c (generate_summary, read_write_all_from_decl,
7055 propagate, ipa_reference_read_optimization_summary): Update.
7056 * cgraphunit.c (cgraph_analyze_functions): Update.
7057 (cgraph_optimize): Update.
7058 * ipa-ref.c (ipa_dump_references): Update.
7059 (ipa_dump_refering): Update.
7060 * ipa-inline.c (pass_ipa_inline): Update.
7061 * matrix-reorg.c (pass_ipa_matrix_reorg): Update.
7062 * ipa.c (pass_ipa_function_visibility,
7063 pass_ipa_whole_program_visibility): Update.
7064 * tree-sra.c (pass_early_ipa_sra): Update.
7065 * symtab.c: Include langhooks.h
7066 (symtab_node_asm_name): New.
7067 (symtab_node_name): New.
7068 (symtab_type_names): New static var.
7069 (dump_symtab_base): New.
7070 (dump_symtab_node, dump_symtab): New.
7071 (debug_symtab_node, debug_symtab): New.
7072 * tree-ssa-structalias.c: Dump symbol table.
7073 * pases.c (execute_todo): Handle TODO_dump_symtab instead
7074 of TODO_dump_cgraph.
7075 * varpoo.c (varpool_node_name): Remove.
7076 (dump_varpool_node): Use dump_symtab_base; reformat.
7078 2012-04-18 Manuel LĂ³pez-IbĂ¡Ă±ez <manu@gcc.gnu.org>
7080 * doc/invoke.texi (Language Independent Options): @item should be
7083 2012-04-17 Richard Sandiford <rdsandiford@googlemail.com>
7086 * rtl.c (rtx_code_size): Handle ADDRESS.
7088 2012-04-17 Tom de Vries <tom@codesourcery.com>
7090 * tree-iterator.c (append_to_statement_list_1): Handle case that *list_p
7093 2012-04-17 Uros Bizjak <ubizjak@gmail.com>
7096 * config/i386/sync.md (atomic_<code><mode>): Rename to
7097 atomic_<logic><mode>.
7099 2012-04-17 Richard Sandiford <rdsandiford@googlemail.com>
7101 * rtl.def (ADDRESS): Turn operand into a HOST_WIDE_INT.
7102 * alias.c (reg_base_value): Expand and update comment.
7103 (arg_base_value): New variable.
7104 (unique_id): Move up file.
7105 (unique_base_value, unique_base_value_p, known_base_value_p): New.
7106 (find_base_value): Use arg_base_value and known_base_value_p.
7107 (record_set): Document REG_NOALIAS handling. Use unique_base_value.
7108 (find_base_term): Use known_base_value_p.
7109 (base_alias_check): Use unique_base_value_p.
7110 (init_alias_target): Initialize arg_base_value. Use unique_base_value.
7111 (init_alias_analysis): Use 1 as the first id for REG_NOALIAS bases.
7113 2012-04-17 Pat Haugen <pthaugen@us.ibm.com>
7115 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Remove DImode.
7117 2012-04-17 Michael Matz <matz@suse.de>
7119 PR tree-optimization/18437
7120 * tree-vectorizer.h (_stmt_vec_info.stride_load_p): New member.
7121 (STMT_VINFO_STRIDE_LOAD_P): New accessor.
7122 (vect_check_strided_load): Declare.
7123 * tree-vect-data-refs.c (vect_check_strided_load): New function.
7124 (vect_analyze_data_refs): Use it to accept strided loads.
7125 * tree-vect-stmts.c (vectorizable_load): Ditto and handle them.
7127 2012-04-17 Richard Guenther <rguenther@suse.de>
7130 * tree-eh.c (cleanup_empty_eh_merge_phis): Properly discard
7131 loops when redirecting an entry or latch edge.
7133 2012-04-17 Bernd Schmidt <bernds@codesourcery.com>
7135 * sel-sched.c (sel_global_init): Revert previous change.
7137 2012-04-17 Richard Guenther <rguenther@suse.de>
7139 * tree-flow.h (array_at_struct_end_p): Move declaration ...
7140 * tree.h (array_at_struct_end_p): ... here.
7141 * tree-ssa-loop-niter.c (array_at_struct_end_p): Move ...
7142 * expr.c (array_at_struct_end_p): ... here. Rewrite.
7144 2012-04-17 Steven Bosscher <steven@gcc.gnu.org>
7146 * stmt.c (cost_table_, use_cost_table, cost_table_initialize,
7147 COST_TABLE): Remove.
7148 (estimate_case_costs): Remove.
7149 (expand_case): Do not call estimate_case_costs
7150 to set use_cost_table.
7151 (balance_case_nodes): Do not use use_cost_table.
7153 2012-04-16 Jan Hubicka <jh@suse.cz>
7155 * cgraph.c (cgraph_hash, assembler_name_hash): Remove.
7156 (hash_node, eq_node): Remove.
7157 (cgraph_create_node): Do not handle hashtable.
7158 (cgraph_get_node): Remove.
7159 (cgraph_insert_node_to_hashtable): Remove.
7160 (hash_node_by_assembler_name): Remove.
7161 (eq_assembler_name): Remove.
7162 (cgraph_node_for_asm): Rewrite.
7163 (cgraph_find_replacement_node): Break out from ...
7164 (cgraph_remove_node): ... here; do not maintain hashtables.
7165 (change_decl_assembler_name): Remove.
7166 (cgraph_clone_node): Do not maintain hashtables.
7167 * cgraph.h (const_symtab_node): New typedef.
7168 (cgraph_insert_node_to_hashtable): Remove.
7169 (symtab_get_node, symtab_node_for_asm,
7170 symtab_insert_node_to_hashtable): Declare.
7171 (cgraph_find_replacement_node): Declare.
7172 (cgraph_get_node, varpool_get_node): Turn into inlines.
7173 (cgraph, varpool): Work sanely on NULL pointers.
7174 (FOR_EACH_SYMBOL): New walker.
7175 * ipa-inline-transform.c (save_inline_function_body): Use
7176 symtab_insert_node_to_hashtable.
7177 * symtab.c: Include ggc.h and diagnostics.h
7178 (symtab_hash, assembler_name_hash): New static vars;
7179 (hash_node, eq_node, hash_node_by_assembler_name,
7180 eq_assembler_name, insert_to_assembler_name_hash,
7181 unlink_from_assembler_name_hash): New.
7182 (symtab_register_node): Update hashtables.
7183 (symtab_insert_node_to_hashtable): New.
7184 (symtab_unregister_node): Update hashtables.
7185 (symtab_get_node): New.
7186 (symtab_node_for_asm): New.
7187 (change_decl_assembler_name): New.
7188 * Makefile.in (symtab.o): Needs GTY.
7189 * varpool.c (varpool_hash): Remove.
7190 (hash_varpool_node, eq_varpool_node, varpool_get_node): Remove.
7191 (varpool_node): Rewrite using varpool_get_node.
7192 (varpool_remove_node): DO not maintain hashtables.
7193 (varpool_node_for_asm): Rewrite.
7195 2012-04-16 Sandra Loosemore <sandra@codesourcery.com>
7197 * doc/invoke.texi: Copy-edit to put verbs in the present tense
7198 when describing the current behavior of GCC.
7200 2012-04-16 Richard Sandiford <rdsandiford@googlemail.com>
7202 * genemit.c (gen_exp): Remove ADDRESS handling.
7203 * genoutput.c (scan_operands): Likewise.
7204 * genpeep.c (match_rtx): Likewise.
7205 * genrecog.c (add_to_sequence): Likewise.
7207 2012-04-16 David Edelsohn <dje.gcc@gmail.com>
7209 * doc/install.texi (Specific, *-ibm-aix*): Update assembler bug status.
7211 2012-04-16 Martin Jambor <mjambor@suse.cz>
7213 * tree-sra.c (build_ref_for_model): Create COMPONENT_REFs only for
7216 2012-04-16 Ulrich Weigand <ulrich.weigand@linaro.org>
7219 * config/arm/arm.c (arm_print_operand): Fix invalid alignment
7220 hints for 'A' operand types.
7222 2012-04-16 Jan Hubicka <jh@suse.cz>
7224 * cgraph.h (symtab_node_base): Add next and previous pointers.
7225 (cgraph_node): Remove next and preivous pointers.
7226 (varpool_node): Likewise; remove next/previous GTY marker;
7227 it is not type safe.
7228 (symtab_node_def): Update GTY marker
7229 (x_cgraph_nodes, cgraph_nodes): Remove.
7230 (symtab_nodes): New function.
7231 (cgraph_order): Rename to ...
7232 (symtab_order): ... this one.
7233 (symtab_register_node, symtab_unregister_node, symtab_remove_node):
7235 (x_varpool_nodes, varpool_nodes): Remove.
7236 (FOR_EACH_STATIC_VARIABLE): Update.
7237 (symtab_function_p, symtab_variable_p): New function.
7238 (FOR_EACH_VARIABLE): Update.
7239 (varpool_first_variable, varpool_next_variable): New functions.
7240 (FOR_EACH_VARIABLE): Update.
7241 (cgraph_first_defined_function): Update.
7242 (cgraph_next_defined_function, cgraph_next_defined_function): Update.
7243 (FOR_EACH_DEFINED_FUNCTION, FOR_EACH_FUNCTION): Update.
7244 (cgraph_first_function, cgraph_next_function): New.
7245 (FOR_EACH_FUNCTION): Update.
7246 (cgraph_first_function_with_gimple_body,
7247 cgraph_next_function_with_gimple_body): Update.
7248 * symtab.c: New file.
7249 * cgraph.c: Update copyright dates.
7250 (x_cgraph_nodes, cgraph_order): Remove.
7251 (NEXT_FREE_NODE): Update.
7252 (SET_NEXT_FREE_NODE): New.
7253 (cgraph_create_node_1): Remove common code.
7254 (cgraph_create_node): Remove common code; call symtab_register_node.
7255 (cgraph_remove_node): Remove common code; call symtab_unregister-node.
7256 (cgraph_add_asm_node): Update.
7257 (cgraph_clone_node): Register new node.
7258 * cgraphunit.c (process_function_and_variable_attributes): Update.
7259 (cgraph_analyze_functions): Update.
7260 (cgraph_analyze_functions): Update.
7261 (cgraph_output_in_order): Update.
7262 * lto-cgraph.c (input_node, input_varpool_node, input_cgraph_1):
7264 * ipa-inline.c (recursive_inlining): Update.
7265 * lto-streamer-in.c (lto_input_toplevel_asms): Update.
7266 * ipa.c (cgraph_remove_unreachable_nodes): Update.
7267 * Makefile.in: Add symtab.o
7268 * varpool.c (x_varpool_nodes): Remove
7269 (varpool_node): Remove common code; call symtab_register_node.
7270 (varpool_remove_node): Remove common code; call symtab_unregister_node.
7272 2012-04-16 Richard Guenther <rguenther@suse.de>
7275 * tree.h (VECTOR_CST_NELTS): Adjust.
7276 (struct tree_vector): Add explicit length field.
7277 (make_vector_stat): Declare.
7278 (make_vector): Define.
7279 * tree.c (make_vector_stat): New function.
7280 (build_vector_stat): Use it.
7281 * tree-streamer-in.c (streamer_alloc_tree): Likewise.
7283 2012-04-16 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7285 PR tree-optimization/52976
7286 * tree-ssa-reassoc.c (add_to_ops_vec_max_rank): New function.
7287 (undistribute_ops_list): Ops with repeat counts aren't eligible for
7289 (attempt_builtin_powi): Call add_to_ops_vec_max_rank.
7291 2012-04-16 Jan Hubicka <jh@suse.cz>
7293 * cgraph.h (FOR_EACH_VARIABLE, FOR_EACH_VARIABLE, FOR_EACH_FUNCTION):
7295 * lto-symtab.c (lto_symtab_merge_cgraph_nodes): Use FOR_EACH
7296 walkers to walk cgraph and varpool.
7297 * cgraph.c (cgraph_node_for_asm): Likewise.
7298 (dump_cgraph): Likewise.
7299 * value-prof.c (init_node_map): Likewise.
7300 * tree.c (free_lang_data_in_cgraph): Likewise.
7301 * tree-emutls.c: (ipa_lower_emutls): Likewise.
7302 * ipa-reference.c (generate_summary, propagate): Likewise.
7303 * cgraphunit.c (verify_cgraph, cgraph_process_same_body_aliases,
7304 cgraph_mark_functions_to_output, cgraph_output_in_order,
7305 output_weakrefs, cgraph_materialize_all_clones,
7306 cgraph_optimize): Likewise.
7307 * lto-cgraph.c (merge_profile_summaries): Likewise.
7308 (input_cgraph): Likewise.
7309 * ipa-pure-const.c (generate_summary): Likewise.
7310 (propagate): Likwise.
7311 * ipa-utils.c (ipa_reduced_postorder): Likewise.
7312 (ipa_free_postorder_info): Likewise.
7313 (ipa_reverse_postorder): Likewise.
7314 * ipa-inline.c (ipa_inline): Likewise.
7315 * matrix-reorg.c (find_matrices_decl): Likewise.
7316 (matrix_reorg): Likewise.
7317 * tree-vectorizer.c (increase_alignment): Likewise.
7318 * ipa.c (cgraph_remove_unreachable_nodes): Likewise.
7319 (function_and_variable_visibility): Likewise.
7320 (whole_program_function_and_variable_visibility): Likewise.
7321 (ipa_cdtor_merge): Likewise.
7322 * trans-mem.c (ipa_tm_execute): Likewise.
7323 * ipa-inline-analysis.c (dump_inline_summaries): Likewise.
7324 * ipa-prop.c (ipa_print_all_jump_functions): Likewise.
7325 (ipa_print_all_params): Likewise.
7326 (ipa_update_after_lto_read): Likewise.
7327 * tree-profie.c (tree_profiling): Likewise.
7328 * tree-ssa-structalias.c (ipa_pta_execute): Likewise.
7329 * passes.c (dump_passes): Likewise.
7330 (do_per_function): Likewise.
7331 (ipa_write_summaries): Likewise.
7332 * varpool.c (dump_varpool): Likewise.
7333 (varpool_node_for_asm): Likewise.
7334 (varpool_assemble_pending_decls): Likewise.
7336 2012-04-16 Richard Guenther <rguenther@suse.de>
7338 PR tree-optimization/52975
7339 * tree-if-conv.c (predicate_bbs): Do not simplify inverted
7340 condition but always mark it with TRUTH_NOT_EXPR.
7342 2012-04-16 Richard Guenther <rguenther@suse.de>
7344 PR tree-optimization/52975
7345 * tree-ssa-forwprop.c (combine_cond_exprs): New function.
7346 (ssa_forward_propagate_and_combine): Call it for COND_EXPRs
7347 and VEC_COND_EXPRs. Also combine into VEC_COND_EXPRs condition.
7348 * fold-const.c (operand_equal_p): Handle TARGET_MEM_REF.
7350 2012-04-14 Uros Bizjak <ubizjak@gmail.com>
7352 * config/i386/sse.md (ssse3_plusminus): New code iterator.
7353 (avx2_ph<plusminus_mnemonic>wv16hi3): Macroize insn from
7354 avx2_ph{add,adds,sub,subs}wv16hi3 using ssse3_plusminus code iterator.
7355 (ssse3_ph<plusminus_mnemonic>wv8hi3): Macroize insn from
7356 ssse3_ph{add,adds,sub,subs}wv8hi3 using ssse3_plusminus code iterator.
7357 (ssse3_ph<plusminus_mnemonic>wv4hi3): Macroize insn from
7358 ssse3_ph{add,adds,sub,subs}wv4hi3 using ssse3_plusminus code iterator.
7360 (avx2_ph<plusminus_mnemonic>dv8si3): Macroize insn from
7361 avx2_ph{add,adds,sub,subs}dv8si3 using plusminus code iterator.
7362 (ssse3_ph<plusminus_mnemonic>dv4si3): Macroize insn from
7363 ssse3_ph{add,adds,sub,subs}dv4si3 using plusminus code iterator.
7364 (ssse3_ph<plusminus_mnemonic>dv2si3): Macroize insn from
7365 ssse3_ph{add,adds,sub,subs}dv2si3 using plusminus code iterator.
7367 (xop_plus): New code iterator.
7368 (macs): New code attribute.
7370 (xop_p<macs><ssemodesuffix><ssemodesuffix>): Macroize insn from
7371 xop_pmacs{,s}{ww,dd} using xop_plus code iterator and VI24_128 mode
7373 (xop_p<macs>dql): Macroize insn from xop_pmacs{,s}dql using
7374 xop_plus code iterator.
7375 (xop_p<macs>dqh): Macroize insn from xop_pmacs{,s}dqh using
7376 xop_plus code iterator.
7377 (xop_p<macs>wd): Macroize insn from xop_pmacs{,s}wd using
7378 xop_plus code iterator.
7379 (xop_p<madcs>wd): Macroize insn from xop_pmadcs{,s}wd using
7380 xop_plus code iterator.
7382 (xop_phadd<u>bw): Macroize insn from xop_phadd{,u}bw usign
7383 any_extend code iterator.
7384 (xop_phadd<u>bd): Macroize insn from xop_phadd{,u}bd usign
7385 any_extend code iterator.
7386 (xop_phadd<u>bq): Macroize insn from xop_phadd{,u}bq usign
7387 any_extend code iterator.
7388 (xop_phadd<u>wd): Macroize insn from xop_phadd{,u}wd usign
7389 any_extend code iterator.
7390 (xop_phadd<u>wq): Macroize insn from xop_phadd{,u}wq usign
7391 any_extend code iterator.
7392 (xop_phadd<u>dq): Macroize insn from xop_phadd{,u}dq usign
7393 any_extend code iterator.
7395 2012-04-14 Tom de Vries <tom@codesourcery.com>
7397 * cfgcleanup.c (try_optimize_cfg): Replace call to delete_insn_chain by
7398 call to delete_insn. Remove code to reorder BASIC_BLOCK note and
7399 DELETED_LABEL note, and move it to ...
7400 * cfgrtl.c (delete_insn): ... here. Change return type to void.
7401 (delete_insn_and_edges): Likewise.
7402 (delete_insn_chain): Handle new return type of delete_insn. Delete
7403 chain backwards rather than forwards.
7404 * rtl.h (delete_insn, delete_insn_and_edges): Change return type to
7406 * cfglayout.c (fixup_reorder_chain): Delete unused label.
7408 2012-04-14 Jan Hubicka <jh@suse.cz>
7410 * cgraph.h: Update copyrights;
7411 (symtab_node): Turn to union typedef.
7412 (symtab_node_base): New structure.
7413 (symtab_type): Add SYMTAB_SYMBOL tag.
7414 (cgraph_node): Annotate some pinters with nested_ptr.
7415 (varpool_node): Likewise.
7416 (cgraph_local_info): Remove lto_file_data
7417 and externally_visible.
7418 (cgraph_node): Remove decl; same_comdat_group list;
7419 aux; ref_list; order; address_taken; reachable_from_other_parittion,
7420 in_other_partition; resolution.
7421 (varpool_node): Remove decl; same_comdat_group;
7422 ref_list; lto_file_data; aux; order; resolution; externally_visible;
7423 used_from_other_partition; in_other_partition.
7424 (symtab_node_def): New union.
7425 (cgraph, varpool): Update.
7426 (varpool_first_static_initializer, varpool_next_static_initializer,
7427 cgraph_only_called_directly_or_aliased_p,
7428 varpool_can_remove_if_no_refs, varpool_can_remove_if_no_refs,
7429 varpool_all_refs_explicit_p, cgraph_alias_aliased_node,
7430 varpool_alias_aliased_node, cgraph_edge_recursive_p): Update
7432 * cgraph.c: Likewise.
7433 (cgraph_hash, assembler_name_hash): Turn into symtab_node.
7434 * cgraphbuild.c: Likewise.
7435 * lto-symtab.c: Likewise.
7436 * c-gimplify.c: Likewise.
7437 * value-prof.c: Likewise.
7439 * ipa-cp.c: Likewise.
7440 * tree-emutls.c: Likewise.
7441 * ipa-inline-transform.c: Likwise.
7442 * ipa-reference.c: Likewise.
7443 * cgraphunit.c: Likewise.
7444 * ipa-ref.c: Likewise.
7445 * lto-cgraph.c: Likewise.
7446 * ipa-ref-inline.h: Likewise.
7447 * ipa-pure-const.c: Likewise.
7448 * lto-streamer-out.c: Likewise.
7449 * ipa-utils.c: Likewise.
7450 * ipa-inline.c: Likewise.
7451 * matrix-reorg.c: Likewise.
7452 * tree-eh.c: Likewise.
7453 * tree-vectorizer.c: Likewise.
7454 * ipa-split.c: Likewise.
7456 * trans-mem.c: Likewise.
7457 * ipa-inline-analysis.c: Likewise.
7458 * gimplify.c: Likewise.
7459 * cfgexpand.c: Likewise.
7460 * tree-sra.c: Likewise.
7461 * ipa-prop.c: Likewise.
7462 * varasm.c: Likewise.
7463 * tree-nested.c: Likewise.
7464 * tree-inline.c: Likewise.
7465 * tree-profile.c: Likewise.
7466 * tree-ssa-structalias.c: Likewise.
7467 * passes.c: Likewise.
7468 * varpool.c: Likewise.
7470 2012-04-14 Tom de Vries <tom@codesourcery.com>
7472 * tree-ssa-tail-merge.c (stmt_local_def): New function, factored out of
7473 same_succ_hash, with local_def inlined. Use SINGLE_SSA_DEF_OPERAND.
7474 Use FOR_EACH_IMM_USE_FAST instead of FOR_EACH_IMM_USE_STMT. Remove use
7476 (gsi_advance_fw_nondebug_nonlocal): New function.
7477 (local_def): Removed function.
7478 (same_succ_hash): Use stmt_local_def.
7479 (same_succ_equal): Use gsi_advance_fw_nondebug_nonlocal.
7480 (gsi_advance_bw_nondebug_nonlocal): Use stmt_local_def.
7482 2012-04-13 H.J. Lu <hongjiu.lu@intel.com>
7484 * config/i386/i386-c.c (ix86_target_macros): Define _ILP32
7485 and __ILP32__ for x32.
7487 2012-04-13 Martin Jambor <mjambor@suse.cz>
7490 * gimple-fold.c (gimple_get_virt_method_for_binfo): Bail out if
7491 fold_ctor_reference returns a zero constant.
7493 2012-04-13 Enkovich Ilya <ilya.enkovich@intel.com>
7495 * config.gcc: Add i386/gnu-user-common.h before all
7496 i386/gnu-user.h and i386/gnu-user64.h usages.
7498 * config/i386/gnu-user-common.h: New.
7500 * config/i386/gnu-user.h (CPP_SPEC): Moved to gnu-user-common.h.
7501 (CC1_SPEC): Likewise.
7502 (ENDFILE_SPEC): Likewise.
7503 (DEFAULT_PCC_STRUCT_RETURN): Likewise.
7504 (TARGET_TLS_DIRECT_SEG_REFS_DEFAULT): Likewise.
7505 (TARGET_OS_CPP_BUILTINS): Likewise.
7506 (LIBGCC2_HAS_TF_MODE): Likewise.
7507 (LIBGCC2_TF_CEXT): Likewise.
7508 (TF_SIZE): Likewise.
7509 (TARGET_ASM_FILE_END): Likewise.
7510 (STACK_CHECK_MOVING_SP): Likewise.
7511 (STACK_CHECK_STATIC_BUILTIN): Likewise.
7512 * config/i386/gnu-user64.h: Likewise.
7514 2012-04-13 Martin Jambor <mjambor@suse.cz>
7516 * expr.c (expand_expr_real_1): Pass type, not the expression, to
7517 set_mem_attributes for a memory temporary. Do not call the function
7518 for the memory temporary created for a bitfield.
7520 2012-04-13 Alexandre Oliva <aoliva@redhat.com>
7523 * df.h (enum debug_temp_where): New.
7524 (dead_debug_init, dead_debug_finish) Declare.
7525 (dead_debug_add, dead_debug_insert_temp): Declare.
7526 (struct dead_debug_use, struct dead_debug): Moved from...
7527 * df-problems.c: ... here.
7528 (df_set_unused_notes_for_mw): Bind debug uses of unused regno
7530 (df_create_unused_note): Likewise.
7531 (df_set_dead_notes_for_mw): Move comment where it belongs.
7532 (dead_debug_init): Export.
7533 (dead_debug_reset_uses): New, factored out of...
7534 (dead_debug_finish): ...this. Export.
7535 (dead_debug_reset): Remove.
7536 (dead_debug_add): Export.
7537 (dead_debug_insert_before): Rename to...
7538 (dead_debug_insert_temp): ... this. Add where argument. Export.
7539 Locate stored value for BEFORE_WITH_VALUE. Avoid repeat inserts.
7540 Return insertion count.
7541 (df_note_bb_compute): Adjust.
7542 * dce.c (word_dce_process_block): Adjust dead debug uses.
7543 (dce_process_block): Likewise.
7545 2012-04-13 Alexandre Oliva <aoliva@redhat.com>
7547 * df-problems.c (df_note_bb_compute): Do not take note of
7548 debug uses for whose REGs we won't emit DEAD or UNUSED notes.
7550 2012-04-13 Alexandre Oliva <aoliva@redhat.com>
7553 * var-tracking.c (expand_depth): New type.
7554 (onepart_aux, expand_loc_callback_data): Change depth type to it.
7555 (loc_exp_dep_alloc): Adjust initializer.
7556 (update_depth): Use new type. Add entryvals.
7557 (vt_expand_var_loc_chain): Take note of expansions with
7558 ENTRY_VALUEs, but don't accept them right away. Run an optional
7559 second pass accepting the minimum ENTRY_VALUE count found in the
7561 (vt_expand_loc_callback, INIT_ELCD): Adjust.
7563 2012-04-13 Tom de Vries <tom@codesourcery.com>
7565 * tree-ssa-tail-merge.c (gsi_advance_bw_nondebug_nonlocal): Add
7566 parameters vuse and vuse_escaped.
7567 (find_duplicate): Init vuse1, vuse2 and vuse_escaped. Pass to
7568 gsi_advance_bw_nondebug_nonlocal. Return if vuse_escaped and
7571 2012-04-13 Richard Guenther <rguenther@suse.de>
7573 PR tree-optimization/52969
7574 * tree-if-conv.c (predicate_mem_writes): Properly gimplify
7575 the condition for the COND_EXPR and handle predicate negation
7576 by swapping the COND_EXPR arms.
7578 2012-04-13 Nick Clifton <nickc@redhat.com>
7580 * config/rl78/rl78.c (rl78_devirt_pass): Remove use of
7581 TODO_dump_func flag.
7583 2012-04-13 Andrey Belevantsev <abel@ispras.ru>
7585 PR rtl-optimization/52203
7586 PR rtl-optimization/52715
7588 Revert the 2012-03-07 fix for PR 52203.
7589 * sel-sched.c (reset_sched_cycles_in_current_ebb): Check that
7590 the insn does not modify DFA right before issuing, adjust
7591 issue_rate accordingly.
7593 2012-04-13 Richard Guenther <rguenther@suse.de>
7596 * c-typeck.c (pointer_diff): Remove bogus assert.
7598 2012-04-13 Richard Guenther <rguenther@suse.de>
7601 * convert.c (convert_to_pointer): Remove special-casing of zero.
7603 2012-04-13 Joey Ye <joey.ye@arm.com>
7605 * config/arm/constraints.md (Pe): New constraint.
7606 * config/arm/arm.md: New split for imm 256-510.
7608 2012-04-13 Terry Guo <terry.guo@arm.com>
7610 * config/arm/arm-cores.def: Added core cortex-m0plus.
7611 * config/arm/arm-tune.md: Regenerated.
7612 * config/arm/arm-tables.opt: Regenerated.
7613 * doc/invoke.texi: Added entry for cpu ARM cortex-m0plus.
7615 2012-04-13 Alan Modra <amodra@gmail.com>
7618 * config/rs6000/rs6000.c (rs6000_emit_stack_tie): Rewrite with
7619 tie regs on destination of sets. Delete forward declaration.
7620 (rs6000_emit_stack_reset): Update rs6000_emit_stack_tie calls.
7621 (rs6000_emit_prologue): Likewise.
7622 (rs6000_emit_epilogue): Likewise. Use in place of gen_frame_tie
7624 (is_mem_ref): Use tie_operand to recognise stack ties.
7625 * config/rs6000/predicates.md (tie_operand): New.
7626 * config/rs6000/rs6000.md (restore_stack_block): Generate new
7628 (restore_stack_nonlocal): Likewise.
7629 (stack_tie): Update.
7630 (frame_tie): Delete.
7632 2012-04-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7634 * tree-ssa-reassoc.c (attempt_builtin_powi_stats): Change %ld to
7635 HOST_WIDE_INT_PRINT_DEC in format strings.
7637 2012-04-12 Uros Bizjak <ubizjak@gmail.com>
7640 * config/i386/avx2intrin.h (_mm256_permutevar8x32_ps): Change second
7641 argument type to __m256i. Update call to __builtin_ia32_permvarsf256.
7642 * config/i386/sse.md (UNSPEC_VPERMVAR): New.
7643 (UNSPEC_VPERMSI, UNSPEC_VPERMSF): Remove.
7644 (avx2_permvarv8sf, avx2_permvarv8si): Switch operands 1 and 2.
7645 (avx2_permvar<mode>): Macroize insn from avx2_permvarv8sf and
7646 avx2_permvarv8si using VI4F_256 mode iterator.
7647 * config/i386/i386.c (bdesc_args) <__builtin_ia32_permvarsf256>:
7648 Update builtin type to V8SF_FTYPE_V8SF_V8SI.
7649 (ix86_expand_vec_perm): Update calls to gen_avx2_permvarv8si and
7650 gen_avx2_permvarv8sf.
7651 (expand_vec_perm_pshufb): Ditto.
7653 2012-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
7656 * config/rs6000/rs6000.h (TARGET_FCFID): Add TARGET_PPC_GPOPT to
7657 the list of options to enable the FCFID instruction.
7658 (TARGET_EXTRA_BUILTINS): Adjust comment.
7660 2012-04-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7662 PR tree-optimization/18589
7663 * tree-ssa-reassoc.c (reassociate_stats): Add two fields.
7664 (operand_entry): Add count field.
7665 (add_repeat_to_ops_vec): New function.
7666 (completely_remove_stmt): Likewise.
7667 (remove_def_if_absorbed_call): Likewise.
7668 (remove_visited_stmt_chain): Remove feeding builtin pow/powi calls.
7669 (acceptable_pow_call): New function.
7670 (linearize_expr_tree): Look for builtin pow/powi calls and add operand
7671 entries with repeat counts when found.
7672 (repeat_factor_d): New struct and associated typedefs.
7673 (repeat_factor_vec): New static vector variable.
7674 (compare_repeat_factors): New function.
7675 (get_reassoc_pow_ssa_name): Likewise.
7676 (attempt_builtin_powi): Likewise.
7677 (reassociate_bb): Call attempt_builtin_powi.
7678 (fini_reassoc): Two new calls to statistics_counter_event.
7680 2012-04-12 Richard Guenther <rguenther@suse.de>
7682 * Makefile.in (cgraphunit.o): Add $(EXCEPT_H) dependency.
7683 * cgraph.h (tree_rest_of_compilation): Remove.
7684 * cgraph.c (cgraph_add_new_function): Move ...
7685 * cgraphunit.c (cgraph_add_new_function): ... here.
7686 (tree_rest_of_compilation): Make static.
7687 (cgraph_expand_function): Do not set cgraph_function_flags_ready.
7688 * tree-optimize.c (gate_all_optimizations, pass_all_optimizations,
7689 gate_all_early_local_passes, execute_all_early_local_passes,
7690 pass_early_local_passes, gate_all_early_optimizations,
7691 pass_all_early_optimizations): Move ...
7692 * passes.c (gate_all_optimizations, pass_all_optimizations,
7693 gate_all_early_local_passes, execute_all_early_local_passes,
7694 pass_early_local_passes, gate_all_early_optimizations,
7695 pass_all_early_optimizations): ... here.
7696 * tree-optimize.c (execute_free_datastructures): Remove.
7697 * tree-flow.h (execute_free_datastructures): Remove.
7698 * tree-optimize.c (execute_init_datastructures,
7699 pass_init_datastructures): Move ...
7700 * tree-ssa.c (execute_init_datastructures,
7701 pass_init_datastructures): ... here.
7702 * cfgexpand.c (gimple_expand_cfg): Inline-expand call to
7703 execute_free_datastructures.
7705 2012-04-12 Bernd Schmidt <bernds@codesourcery.com>
7707 * dbgcnt.def (ira_move): New counter.
7708 * ira-int.h (ira_create_new_reg): Declare function.
7709 (first_moveable_pseudo, last_moveable_pseudo): Declare variables.
7710 * ira-emit.c (ira_create_new_reg): Renamed from craete_new_reg and
7711 no longer static. All callers changed.
7712 * ira.c: Include "dbgcnt.h".
7713 (rtx_moveable_p, insn_dominated_by_p, find_moveable_pseudos,
7714 move_unallocated_pseudos): New static functions.
7715 (first_moveable_pseudo, last_moveable_pseudo): New global variables.
7716 (pseudo_replaced_reg, pseudo_move_insn): New static variables.
7717 (ira): Call find_moveable_pseudos and move_unallocated_pseudos.
7718 * ira-costs.c (find_costs_and_classes): Assign a memory cost of zero
7719 to the pseudos generated in find_moveable_pseudos.
7720 * Makefile.in (ira.o): Add $(DBGCNT_H).
7722 2012-04-12 Richard Guenther <rguenther@suse.de>
7724 PR tree-optimization/52943
7725 * tree-chrec.h (chrec_is_positive): Remove.
7726 * tree-scalar-evolution.c (chrec_is_positive): Move ...
7727 * tree-data-ref.c (chrec_is_positive): ... here. Make static.
7728 Return false for a constant zero instead of negative.
7729 (analyze_siv_subscript_cst_affine): Handle zero difference
7730 in the initial condition explicitely.
7732 2012-04-12 Richard Guenther <rguenther@suse.de>
7734 * tree-parloops.c (parallelize_loops): Also consult the upper
7735 bound for the number of iterations.
7736 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
7737 (loop_prefetch_arrays): Likewise.
7739 2012-04-12 Richard Guenther <rguenther@suse.de>
7741 * cfgloop.h (estimated_loop_iterations_int): Ditch
7742 'conservative' parameter.
7743 (max_stmt_executions_int): Likewise.
7744 (estimated_loop_iterations): Likewise.
7745 (max_stmt_executions): Likewise.
7746 (max_loop_iterations): Declare.
7747 (max_loop_iterations_int): Likewise.
7748 (estimated_stmt_executions): Likewise.
7749 (estimated_stmt_executions_int): Likewise.
7750 * tree-ssa-loop-niter.c (estimated_loop_iterations):
7752 (max_loop_iterations): ... this.
7753 (estimated_loop_iterations_int): Split parts to ...
7754 (max_loop_iterations_int): ... this.
7755 (max_stmt_executions_int): Split parts to ...
7756 (estimated_stmt_executions_int): ... this.
7757 (max_stmt_executions): Split parts to ...
7758 (estimated_stmt_executions): ... this.
7759 * graphite-sese-to-poly.c (build_loop_iteration_domains): Adjust.
7760 * predict.c (predict_loops): Likewise.
7761 * tree-data-ref.c (max_stmt_executions_tree): Likewise.
7762 (analyze_siv_subscript_cst_affine): Likewise.
7763 (compute_overlap_steps_for_affine_1_2): Likewise.
7764 (analyze_subscript_affine_affine): Likewise.
7765 (init_omega_for_ddr_1): Likewise.
7766 * tree-parloops.c (parallelize_loops): Likewise.
7767 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
7768 (may_eliminate_iv): Likewise.
7769 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
7770 (loop_prefetch_arrays): Likewise.
7771 * tree-vrp.c (adjust_range_with_scev): Likewise.
7773 2012-04-12 Oleg Endo <olegendo@gcc.gnu.org>
7775 * config/sh/sh.h (RETURN_ADDR_RTX): Use NULL_RTX instead of 0.
7776 * config/sh/sh.c (INSN_REGMODE_WEIGHT, CURR_REGMODE_PRESSURE):
7778 (dump_table): Use bool type for need_align and have_df variables.
7779 (find_barrier, sfunc_uses_reg): Use NULL_RTX instead of 0.
7780 (regs_used): Remove register modifier.
7781 (barrier_align): Move variables slot, credit, jump_to_next
7782 into if block above for loop. Use bool type for jump_to_next.
7783 (sh_function_arg): Use NULL_RTX instead of 0.
7785 2012-04-11 Andreas Schwab <schwab@linux-m68k.org>
7787 * config/m68k/m68k.md (rotrhi3+1): Name it rotrhi_lowpart.
7788 (bswapsi2): New expander.
7790 2012-04-11 H.J. Lu <hongjiu.lu@intel.com>
7792 * config/host-linux.c (TRY_EMPTY_VM_SPACE): Defined to
7793 0x60000000 if __x86_64 is defined and __LP64__ isn't defined.
7795 2012-04-11 H.J. Lu <hongjiu.lu@intel.com>
7797 PR rtl-optimization/52876
7798 * emit-rtl.c (set_reg_attrs_from_value): Handle arbitrary value.
7799 Don't call mark_reg_pointer for incompatible pointer sign extension.
7801 * reginfo.c (reg_scan_mark_refs): Call set_reg_attrs_from_value
7804 2012-04-11 Bernd Schmidt <bernds@codesourcery.com>
7806 * fold-const.c (fold_unary_loc): Use GET_MODE_PRECISION for
7807 comparisons against TYPE_PRECISION.
7808 * tree-ssa-forwprop.c (combine_conversions): Likewise.
7810 2012-04-11 Xinliang David Li <davidxl@google.com>
7812 * tree-passes.h: Remove TODO_dump_func.
7813 * tree-ssa-tail-merge.c (tail_merge_optimize): Remove TODO_dump_func.
7814 * trans-mem.c: Remove TODO_dump_func.
7815 * ira.c: Remove TODO_dump_func.
7817 2012-04-11 H.J. Lu <hongjiu.lu@intel.com>
7819 * config/i386/i386.c (ix86_option_override_internal): Check
7820 SUBTARGET_OVERRIDE_OPTIONS and SUBSUBTARGET_OVERRIDE_OPTIONS
7821 after TARGET_64BIT is updated.
7823 2012-04-11 Oleg Endo <olegendo@gcc.gnu.org>
7825 * config/sh/sh.h: Remove old secondary reload code.
7827 2012-04-11 Oleg Endo <olegendo@gcc.gnu.org>
7829 * config/sh/sh.c (SCHED_REORDER): Merge macro into ...
7830 (ready_reorder): ... this function.
7832 2012-04-11 Bernd Schmidt <bernds@codesourcery.com>
7834 * sel-sched.c (sel_global_init): Swap order of sched_rgn_init and
7837 * haifa-sched.c (prune_ready_list): Rework handling of SCHED_GROUP_P
7838 insns so that no other insn is queued for a time before them.
7840 * config/c6x/c6x.md (load_got_gotoff): Set op_pattern attribute to
7843 2012-04-11 Richard Guenther <rguenther@suse.de>
7846 * tree-chrec.c (evolution_function_is_invariant_rec_p): Properly
7847 consider loop nesting.
7848 (evolution_function_is_univariate_p): Properly check the remainder
7851 2012-04-11 Richard Guenther <rguenther@suse.de>
7854 * except.c (sjlj_emit_dispatch_table): Properly update loop structure.
7856 2012-04-11 Nick Clifton <nickc@redhat.com>
7858 * config/rl78/rl78.c (rl78_expand_prologue): Set stack use
7859 information, if requested.
7861 * config/rx/rx.c (rx_expand_prologue): Likewise.
7863 2012-04-11 Peter Bergner <bergner@vnet.ibm.com>
7864 Michael Matz <matz@suse.de>
7867 * rtlanal.c (unsigned_reg_p): New function.
7868 Update copyright notice dates.
7869 * rtl.h (unsigned_reg_p): Prototype it.
7870 Update copyright notice dates.
7871 * config/rs6000/rs6000.c (rs6000_generate_compare): Use it.
7873 * expr.c (expand_expr_real_1): Set register attributes.
7874 * stmt.c (expand_case): Likewise.
7876 2012-04-11 Oleg Endo <olegendo@gcc.gnu.org>
7879 * config/sh/sh-protos.h (sh_legitimate_index_p): Add new arguments
7880 consider_sh2a and allow_zero.
7881 * config/sh/sh.c (sh_legitimate_index_p): Likewise.
7882 (disp_addr_displacement): New function.
7883 (sh_address_cost): Use disp_addr_displacement function instead
7884 of DISP_ADDR_OFFSET.
7885 (sh_legitimate_address_p): Adapt to changed
7886 sh_legitimate_index_p declaration.
7887 (sh_find_mov_disp_adjust): Remove HImode check.
7888 (sh_secondary_reload): Add HImode case. Use satisfies_constraint_Sdd,
7889 disp_addr_displacement and max_mov_insn_displacement.
7890 (max_mov_insn_displacement): Remove HImode check.
7891 * config/sh/sh.h (CONST_OK_FOR_K04, CONST_OK_FOR_K12,
7892 DISP_ADDR_P, DISP_ADDR_OFFSET): Remove.
7893 * config/sh/constraints.md (K05, K13): New constraints.
7894 (K12): Correct comment.
7895 (Sdd): Do not use DISP_ADDR_P macro.
7896 (Snd, Sbw): Use satisfies_constraint_Sdd.
7897 * config/sh/sh.md (extendhisi2): Remove constraints from expander.
7898 (*extendhisi2_compact, movhi_i): Remove.
7899 (*extendhisi2_compact_reg, *extendhisi2_compact_mem_disp,
7900 *extendhisi2_compact_mem_disp, *extendhisi2_compact_snd,
7901 *movhi_reg_reg, *movhi_store_mem_disp05, *movhi_store_mem_disp13,
7902 *movhi_load_mem_disp, *movhi_load_mem_disp, *movhi): New insns.
7903 (*extendqisi2_compact_mem_disp, *extendqisi2_compact_mem_disp,
7904 *movqi_store_mem_disp04, *movqi_store_mem_disp12, *movqi_load_mem_disp,
7905 *movqi_load_mem_disp): Use sh_legitimate_index_p instead of
7907 Add new peepholes for HImode displacement addressing.
7909 2012-04-11 Oleg Endo <olegendo@gcc.gnu.org>
7911 * config/sh/sh.h (SIDI_OFF): Remove.
7912 * config/sh/sh.md: Use gen_highpart and gen_lowpart to access
7913 DImode subregs instead of gen_rtx_REG or simplifly_gen_subreg
7916 2012-04-11 Eric Botcazou <ebotcazou@adacore.com>
7919 * doc/extend.texi (Other Builtins): Document __builtin_bswap16.
7920 (PowerPC AltiVec/VSX Built-in Functions): Remove it.
7921 * doc/md.texi (Standard Names): Add bswap.
7922 * builtin-types.def (BT_UINT16): New primitive type.
7923 (BT_FN_UINT16_UINT16): New function type.
7924 * builtins.def (BUILT_IN_BSWAP16): New.
7925 * builtins.c (expand_builtin_bswap): Add TARGET_MODE argument.
7926 (expand_builtin) <BUILT_IN_BSWAP16>: New case. Pass TARGET_MODE to
7927 expand_builtin_bswap.
7928 (fold_builtin_bswap): Add BUILT_IN_BSWAP16 case.
7929 (fold_builtin_1): Likewise.
7930 (is_inexpensive_builtin): Likewise.
7931 * optabs.c (expand_unop): Deal with bswap in HImode specially. Add
7932 missing bits for bswap to libcall code.
7933 * tree.c (build_common_tree_nodes): Build uint16_type_node.
7934 * tree.h (enum tree_index): Add TI_UINT16_TYPE.
7935 (uint16_type_node): New define.
7936 * config/rs6000/rs6000-builtin.def (RS6000_BUILTIN_BSWAP_HI): Delete.
7937 * config/rs6000/rs6000.c (rs6000_expand_builtin): Remove handling of
7939 (rs6000_init_builtins): Likewise.
7940 * config/rs6000/rs6000.md (bswaphi2): Add TARGET_POWERPC predicate.
7942 2012-04-11 Tristan Gingold <gingold@adacore.com>
7944 * doc/extend.texi (Type Attributes): Move paragraph.
7946 2012-04-11 Manuel LĂ³pez-IbĂ¡Ă±ez <manu@gcc.gnu.org>
7949 * diagnostic.h (show_caret): Declare.
7950 (caret_max_width): Declare.
7951 (diagnostic_show_locus): Declare.
7952 * diagnostic.c (diagnostic_initialize): Initialize to false.
7953 (diagnostic_show_locus): New.
7954 (diagnostic_report_diagnostic): Call it.
7955 (getenv_columns): New.
7957 (diagnostic_set_caret_max_width): New.
7958 * input.c (read_line): New.
7959 (location_get_source_line): New.
7960 * input.h (location_get_source_line): Declare.
7961 * toplev.c (general_init): Initialize show_caret from options.
7962 * dwarf2out.c (gen_producer_string): Handle fdiagnostics-show-caret.
7963 * opts.c (common_handle_option): Likewise.
7964 * pretty-print.h (pp_get_prefix): New.
7965 (pp_base_get_prefix): New.
7966 * common.opt (fdiagnostics-show-caret): New option.
7967 * doc/invoke.texi (fdiagnostics-show-caret): Document it.
7969 2012-04-11 Richard Guenther <rguenther@suse.de>
7971 PR rtl-optimization/52881
7972 * ifcvt.c (find_if_case_2): Avoid speculating loop latches.
7974 2012-04-11 Richard Guenther <rguenther@suse.de>
7976 PR tree-optimization/52912
7977 * tree-ssa-threadupdate.c (thread_block): Tell the cfg
7978 manipulation code we are threading through a loop header
7979 to an exit destination.
7981 2012-04-10 Manuel LĂ³pez-IbĂ¡Ă±ez <manu@gcc.gnu.org>
7983 * tree.h (warn_if_unused_value): Move declaration from here.
7984 * stmt.c (warn_if_unused_value): Move definition from here.
7986 2012-04-10 Michael Matz <matz@suse.de>
7988 * tree-vectorizer.h (_loop_vec_info.strided_stores): Rename to
7990 (LOOP_VINFO_STRIDED_STORES): Rename to LOOP_VINFO_GROUPED_STORES.
7991 (struce _bb_vec_info.strided_stores): Rename to grouped_stores.
7992 (BB_VINFO_STRIDED_STORES): Rename to BB_VINFO_GROUPED_STORES.
7993 (STMT_VINFO_STRIDED_ACCESS): Rename to STMT_VINFO_GROUPED_ACCESS.
7994 (vect_strided_store_supported): Rename to vect_grouped_store_supported.
7995 (vect_strided_load_supported): Rename to vect_grouped_load_supported.
7996 (vect_transform_strided_load): Rename to vect_transform_grouped_load.
7997 (vect_record_strided_load_vectors): Rename to
7998 vect_record_grouped_load_vectors.
7999 * tree-vect-data-refs.c (vect_update_misalignment_for_peel):
8000 Rename use of above macros.
8001 (vect_verify_datarefs_alignment): Ditto.
8002 (vector_alignment_reachable_p): Ditto.
8003 (vect_peeling_hash_get_lowest_cost): Ditto.
8004 (vect_enhance_data_refs_alignment): Ditto.
8005 (vect_analyze_group_access): Ditto and rename stride to groupsize.
8006 (vect_analyze_data_ref_access): Rename "strided" to "grouped".
8007 (vect_strided_store_supported): Rename to vect_grouped_store_supported.
8008 (vect_strided_load_supported): Rename to vect_grouped_load_supported.
8009 (vect_transform_strided_load): Rename to vect_transform_grouped_load.
8010 (vect_record_strided_load_vectors): Rename to
8011 vect_record_grouped_load_vectors.
8012 * tree-vect-loop.c (new_loop_vec_info): Rename use of above macros.
8013 (destroy_loop_vec_info): Ditto.
8014 (vect_transform_loop): Ditto and rename strided_store to grouped_store.
8015 * tree-vect-slp.c (vect_build_slp_tree): Rename use of above macros.
8016 (vect_analyze_slp): Ditto.
8017 (new_bb_vec_info): Ditto.
8018 (destroy_bb_vec_info): Ditto.
8019 (vect_schedule_slp_instance): Ditto and rename strided_store to
8021 * tree-vect-stmts.c (vect_cost_strided_group_size): Rename to
8022 vect_cost_group_size.
8023 (vect_model_store_cost): Rename use of above macros and call
8024 to vect_cost_strided_group_size.
8025 (vect_model_load_cost): Ditto.
8026 (vectorizable_store): Ditto, rename strided_store to grouped_store
8027 and calls to renamed tree-vectorizer.h functions.
8028 (vectorizable_load): Ditto.
8029 (vect_transform_stmt): Rename use of above macros and strided_store
8032 2012-04-10 Jan Hubicka <jh@suse.cz>
8034 * cgraph.h: Remove misledaing comment on ipa-ref.h.
8035 (symtab_type): New enum.
8036 (symtab_node): New structure.
8037 (cgraph_node, varpool_node): Add symbol base type.
8038 (cgraph, varpool): New accestor functions.
8039 * cgraph.c (cgraph_create_node_1): Set symbol type.
8040 * varpool.c (varpool_node): Set symbol type.
8042 2012-04-10 Ulrich Weigand <ulrich.weigand@linaro.org>
8043 Richard Sandiford <rdsandiford@googlemail.com>
8045 * fwprop.c (propagate_rtx): Also set PR_CAN_APPEAR for subregs.
8047 2012-04-10 Richard Guenther <rguenther@suse.de>
8050 * gimple-low.c (gimple_check_call_args): Properly account for
8051 compatible aggregate types.
8053 2012-04-10 Richard Guenther <rguenther@suse.de>
8055 * toplev.h (tree_rest_of_compilation): Remove.
8056 * tree-optimize.c (tree_rest_of_compilation): Likewise.
8057 * cgraph.h (tree_rest_of_compilation): Declare.
8058 * tree-optimize.c (tree_rest_of_compilation): Move ...
8059 * cgraphunit.c (tree_rest_of_compilation): ... here.
8060 * cgraph.c (cgraph_add_new_function): Adjust.
8061 * Makefile.in (tree-optimize.o): Adjust.
8062 (cgraphunit.o): Likewise.
8064 2012-04-10 Ulrich Weigand <ulrich.weigand@linaro.org>
8066 PR tree-optimization/52870
8067 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Verify that
8068 presumed pattern statement is within the same loop or basic block.
8070 2012-04-10 Tristan Gingold <gingold@adacore.com>
8072 * gengtype.c (main): Make uintptr_t a known type.
8074 2012-04-10 Richard Guenther <rguenther@suse.de>
8076 * tree-pass.h (tree_lowering_passes): Remove.
8077 * tree-optimize.c (tree_lowering_passes): Remove.
8078 * cgraph.c (cgraph_add_new_function): Inline relevant parts
8079 of tree_lowering_passes, avoid redundant call of early local passes.
8080 * cgraphunit.c (cgraph_lower_function): Fold into ...
8081 (cgraph_analyze_function): ... its single caller. Inline
8082 relevant parts of tree_lowering_passes.
8084 2012-04-09 H.J. Lu <hongjiu.lu@intel.com>
8087 * config/pa/pa.opt: Remove SIO and GNU_LD.
8089 2012-04-09 Jan Hubicka <jh@suse.cz>
8094 * lto-cgraph.c (compute_ltrans_boundary): When alias is in the
8095 boundary, add its target too.
8096 * lto.c (add_references_to_partition): Add also aliased nodes.
8097 (add_cgraph_node_to_partition,
8098 add_varpool_node_to_partition): Work on nodes, not functions/variables;
8099 when adding alias, add also the aliased object.
8101 2012-04-09 Uros Bizjak <ubizjak@gmail.com>
8104 * config/i386/predicates.md (x86_64_zext_general_operand): Prevent
8105 VOIDmode immediate operands.
8106 * config/i386/constraints.md (Wz): New constraint.
8107 * config/i386/i386.md (*zero_extendsidi2_rex64): Use Wz instead of Z.
8109 2012-04-09 Eric Botcazou <ebotcazou@adacore.com>
8112 * config/sparc/sparc.c (sparc_file_end): Set TREE_PUBLIC explicitly on
8113 the DECL generated for the special GOT helper.
8115 2012-04-09 Oleg Endo <olegendo@gcc.gnu.org>
8117 * config/sh/constraints.md: Update list of constraints in
8119 (Sr0): Remove unused memory constraint.
8121 2012-04-08 Manuel LĂ³pez-IbĂ¡Ă±ez <manu@gcc.gnu.org>
8123 * tree-pretty-print.h: Update comment.
8125 2012-04-08 Oleg Endo <olegendo@gcc.gnu.org>
8127 * config/sh/sh.md: Use braced string notation where applicable.
8128 (*prefetch_i4, prefetch_m2a): Merge into ...
8129 (*prefetch): ... this new insn.
8131 2012-04-07 Oleg Endo <olegendo@gcc.gnu.org>
8133 * config/sh/sh.h (high_life_started): Remove
8134 * config/sh/predicates.md (general_movdst_operand): Use
8135 'reload_in_progress' instead of 'high_life_started'.
8136 * config/sh/sh.md (divsi_inv_call, *divsi_inv_call_combine,
8137 divsi_inv_fp): Likewise.
8139 2012-04-07 Oleg Endo <olegendo@gcc.gnu.org>
8141 * config/sh/sh-protos.h (prepare_move_operands): Return void
8143 * config/sh/sh.c (prepare_move_operands): Likewise.
8144 * config/sh/sh.md: Remove return value checks of prepare_move_operands.
8146 2012-04-07 Oleg Endo <olegendo@gcc.gnu.org>
8148 * config/sh/sh-protos.h (fp_int_operand, symbol_ref_operand,
8149 general_movsrc_operand, general_movdst_operand, arith_reg_operand,
8150 fp_arith_reg_operand, arith_operand, arith_reg_or_0_operand,
8151 logical_operand, fpscr_operand, fpul_operand, expand_fp_branch,
8152 commutative_float_operator, noncommutative_float_operator,
8153 sh_handle_pragma): Remove.
8155 2012-04-06 Sandra Loosemore <sandra@codesourcery.com>
8157 * doc/invoke.texi: Clean up Texinfo markup throughout the file.
8158 Use @option markup on command-line options. Use @samp markup on
8159 literal keywords to options. Use @code markup on code fragments.
8160 Use other markup in preference to quotation marks in the text.
8161 Add markup to some passages without any.
8163 2012-04-06 Mike Stump <mikestump@comcast.net>
8165 * gimple-fold.c (gimple_fold_stmt_to_constant_1): Avoid warning.
8167 2012-04-06 Oleg Endo <olegendo@gcc.gnu.org>
8169 * config/sh/sh.c (hi_const): Remove.
8170 (find_barrier, sh_reorg): Use satisfies_constraint_I16 instead
8173 2012-04-06 Oleg Endo <olegendo@gcc.gnu.org>
8175 * config/sh/sh-protos.h (sh_expand_t_scc): Change return type from int
8177 * config/sh/sh.c (sh_expand_t_scc): Likewise.
8178 * config/sh/sh.md (cstoresi4, cstoredi4): Remove GET_CODE checks before
8179 calling sh_expand_t_scc.
8181 2012-04-06 Oleg Endo <olegendo@gcc.gnu.org>
8183 * config/sh/sh-protos.h (fp_zero_operand, fp_one_operand,
8184 nonpic_symbol_mentioned_p, expand_block_move, expand_ashiftrt,
8185 sh_dynamicalize_shift_p, gen_shl_and, gen_shl_sext, system_reg_operand,
8186 reg_unused_after, sh_can_redirect_branch, sh_need_epilogue, fldi_ok,
8187 sh_hard_regno_rename_ok, sh_cfun_interrupt_handler_p,
8188 sh_cfun_resbank_handler_p, sh_attr_renesas_p, sh_cfun_attr_renesas_p,
8189 check_use_sfunc_addr, sh_contains_memref_p, sh_loads_bankedreg_p,
8190 sh2a_is_function_vector_call): Use bool as return type.
8191 (sh_pass_in_reg_p): Remove.
8192 * config/sh/sh.c (broken_move, mova_p, noncall_uses_reg, high_pressure,
8193 flow_dependent_p, sh2a_function_vector_p, expand_block_move,
8194 expand_ashiftrt, sh_dynamicalize_shift_p, gen_shl_and, gen_shl_sext,
8195 sh_need_epilogue, sh2a_is_function_vector_call, sh_attr_renesas_p,
8196 sh_cfun_attr_renesas_p, sh_cfun_interrupt_handler_p,
8197 sh_cfun_resbank_handler_p, system_reg_operand, fp_zero_operand,
8198 fp_one_operand, fldi_ok, reg_unused_after, sh_can_redirect_branch,
8199 sh_hard_regno_rename_ok, check_use_sfunc_addr, sh_contains_memref_p,
8200 sh_loads_bankedreg_p): Use bool as return type.
8201 (nonpic_symbol_mentioned_p): Use bool as return type. Remove
8202 'register' modifier.
8204 2012-04-06 Matt Turner <mattst88@gmail.com>
8206 * doc/install.texi: Correct typo "-mno-lsc" -> "-mno-llsc".
8208 2012-04-06 Eric Botcazou <ebotcazou@adacore.com>
8210 * config/ia64/ia64.c (ia64_load_pair_ok): Return 0 if the second member
8211 of the destination isn't also a FP_REGS register.
8213 2012-04-05 Teresa Johnson <tejohnson@google.com>
8214 H.J. Lu <hongjiu.lu@intel.com>
8216 * config/i386/i386.h (ix86_tune_indices): Add X86_TUNE_LCP_STALL.
8217 * config/i386/i386.md (move immediate to memory peephole2):
8218 Add cases for HImode move when LCP stall avoidance is needed.
8219 * config/i386/i386.c (initial_ix86_tune_features): Initialize
8220 X86_TUNE_LCP_STALL entry.
8222 2012-04-05 Uros Bizjak <ubizjak@gmail.com>
8225 * config/i386/i386.c (ix86_decompose_address): Allow VOIDmode
8226 CONST_INT operands, zero-extended with AND.
8228 2012-04-05 Oleg Endo <olegendo@gcc.gnu.org>
8231 * config/sh/sh.c (sh_find_mov_disp_adjust): Take machine_mode as the
8232 first argument instead of mode size. Move displacement calculations
8234 (mov_insn_size, max_mov_insn_displacement, mov_insn_alignment_mask):
8235 ... these new functions.
8236 (disp_adjust): Remove max_mov_disp field.
8237 (sh_legitimate_index_p): Use max_mov_insn_displacement and
8238 mov_insn_alignment_mask.
8239 (sh_address_cost): Use max_mov_insn_displacement.
8241 2012-04-05 Andrew Stubbs <ams@codesourcery.com>
8243 * config/arm/arm.md (arch): Add neon_onlya8 and neon_nota8.
8244 (arch_enabled): Handle new arch types.
8245 (one_cmpldi2): Add NEON support.
8247 2012-04-05 Richard Guenther <rguenther@suse.de>
8249 * gimple.c (walk_gimple_op): Compute val_only for the LHS
8250 of an assigment in the canonical way, avoiding is_gimple_mem_rhs.
8251 (is_gimple_mem_rhs, is_gimple_reg_rhs, is_gimple_stmt): Move ...
8252 * gimplify.c (is_gimple_mem_rhs, is_gimple_reg_rhs, is_gimple_stmt):
8253 ... here and make static.
8254 * gimple.h (is_gimple_mem_rhs, is_gimple_reg_rhs, is_gimple_stmt):
8257 2012-04-05 Richard Guenther <rguenther@suse.de>
8259 * tree-ssa-dse.c (dse_optimize_stmt): Remember the stmt
8260 basic-block before removing it.
8262 2012-04-05 Richard Guenther <rguenther@suse.de>
8264 * tree-ssanames.c (release_dead_ssa_names): Compact the SSA
8265 version namespace as we release the freelist.
8267 2012-04-05 Richard Guenther <rguenther@suse.de>
8269 * tree-nrv.c (tree_nrv): Release VDEFs.
8270 * tree-sra.c (sra_modify_constructor_assign): Likewise.
8271 (sra_modify_assign): Likewise.
8272 * tree-vect-stmts.c (vect_remove_stores): Likewise.
8273 * tree-vect-loop.c (vect_transform_loop): Likewise.
8274 * tree-ssa-dom.c (optimize_stmt): Likewise.
8275 * tree-vect-slp.c (vect_schedule_slp): Likewise.
8276 * tree-ssa-math-opts.c (execute_cse_sincos): Likewise.
8278 2012-04-05 Richard Guenther <rguenther@suse.de>
8280 * gimple-iterator.c (gsi_remove): Return whether EH edges need to be
8282 * gimple.h (gsi_remove): Adjust.
8283 * tree-ssa-operands.c (unlink_stmt_vdef): Optimize.
8284 * tree-ssa-dom.c (optimize_stmt): Use gsi_remove result.
8285 * tree-ssa-dse.c (dse_optimize_stmt): Likewise.
8286 * tree-ssa-forwprop.c (remove_prop_source_from_use): Likewise.
8287 * tree-ssa-math-opts.c (execute_optimize_widening_mul): Likewise.
8288 * tree-ssa-pre.c (eliminate): Likewise.
8290 2012-04-04 Mike Stump <mikestump@comcast.net>
8292 * doc/rtl.texi (const_double): Document as sign-extending.
8293 * expmed.c (expand_mult): Ensure we don't use shift incorrectly.
8294 * emit-rtl.c (immed_double_int_const): Refine to state the
8296 * simplify-rtx.c (mode_signbit_p): Add a fixme for wider than
8297 CONST_DOUBLE integers.
8298 (simplify_const_unary_operation, UNSIGNED_FLOAT): Ensure no
8299 negative values are converted. Fix conversions bigger than
8300 HOST_BITS_PER_WIDE_INT.
8301 (simplify_binary_operation_1): Ensure we don't use shift incorrectly.
8302 (simplify_immed_subreg): Sign-extend CONST_DOUBLEs.
8303 * explow.c (plus_constant_mode): Add.
8304 (plus_constant): Implement with plus_constant_mode.
8305 * rtl.h (plus_constant_mode): Add.
8307 2012-04-04 Richard Guenther <rguenther@suse.de>
8309 PR tree-optimization/52808
8310 * tracer.c (tail_duplicate): Do not tail-duplicate loop header blocks.
8311 * Makefile.in (tracer.o): Depend on $(CFGLOOP_H).
8313 2012-04-04 Tristan Gingold <gingold@adacore.com>
8315 * expr.c (expand_expr_real_2): Handle larger sizetype in
8318 2012-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
8320 * config/sh/t-sh (MULTILIB_MATCHES): Match m2a-single-only
8321 to m2a-single instead of m2e.
8323 2012-04-03 Eric Botcazou <ebotcazou@adacore.com>
8325 * expr.c (get_bit_range): Add OFFSET parameter and adjust BITPOS.
8326 Change type of BITOFFSET to signed. Make sure the lower bound of
8327 the computed range is non-negative by adjusting OFFSET and BITPOS.
8328 (expand_assignment): Adjust call to get_bit_range.
8330 2012-04-03 Sandeep Kumar Singh <Sandeep.Singh2@kpitcummins.com>
8332 * h8300/h8300.c (h8300_current_function_monitor_function_p):
8333 New function. Added to check monitor functions.
8334 (h8300_option_override): Modified to generate error/warning
8335 messages for invalid combinations of different command line
8337 * h8300/h8300.md: Generate 'rte' for monitor functions. Do not
8338 save EXR on stack for monitor function in case of H8S target
8339 when "-mno-exr" is passed.
8340 * h8300/h8300-protos.h (h8300_current_function_monitor_function_p):
8342 * doc/invoke.texi: Document H8S options.
8344 2012-04-03 Tristan Gingold <gingold@adacore.com>
8346 * configure.ac: Use GCC_AC_FUNC_MMAP_BLACKLIST instead
8347 of gcc_AC_FUNC_MMAP_BLACKLIST.
8348 * acinclude.m4 (gcc_AC_FUNC_MMAP_BLACKLIST): Remove.
8349 * Makefile.in (aclocal_deps): Add mmap.m4.
8350 * configure: Regenerate.
8351 * aclocal.m4: Regenerate.
8353 2012-04-03 Richard Guenther <rguenther@suse.de>
8355 PR tree-optimization/52808
8356 * tracer.c (tail_duplicate): Return whether we have duplicated
8358 (tracer): If we have duplicated any block, cleanup the CFG.
8359 * cfghooks.c (duplicate_block): If we duplicated a loop
8360 header but not its loop, destroy the loop because it now has
8362 * tree-ssa-threadupdate.c (thread_through_loop_header): Tell
8363 the cfg manipulation routines we are not creating a multiple
8366 2012-04-03 Tristan Gingold <gingold@adacore.com>
8368 * config/vms/vms-c.c (vms_pragma_nomember_alignment): Handle
8370 (vms_c_common_override_options): Allow parameterless variadic
8373 2012-04-03 Jakub Jelinek <jakub@redhat.com>
8375 PR tree-optimization/52835
8376 * tree-data-ref.c (build_rdg): Return NULL if
8377 compute_data_dependences_for_loop failed.
8379 2012-04-03 Eric Botcazou <ebotcazou@adacore.com>
8381 * varasm.c (initializer_constant_valid_for_bitfield_p): Return true
8382 for REAL_CST as well.
8383 (output_constructor): Use RECORD_OR_UNION_TYPE_P predicate.
8384 In the bitfield case, if the value is a REAL_CST, convert it first to
8387 2012-04-02 H.J. Lu <hongjiu.lu@intel.com>
8389 * config.gcc: Use i386/biarchx32.h instead of i386/biarch64.h
8390 for --with-abi={x32|mx32} or --with-multilib-list=mx32.
8391 (supported_defaults): Add abi for i[34567]86-*-* and x86_64-*-*.
8393 * config/i386/biarchx32.h: New.
8395 2012-04-02 Anatoly Sokolov <aesok@post.ru>
8397 * config/arm/arm.h (PREFERRED_RELOAD_CLASS): Remove.
8398 * config/arm/arm.c (TARGET_PREFERRED_RELOAD_CLASS): Define.
8399 (arm_preferred_reload_class): New function.
8401 2012-04-02 Richard Guenther <rguenther@suse.de>
8403 PR tree-optimization/52756
8404 * tree-ssa-threadupdate.c (def_split_header_continue_p): New function.
8405 (thread_through_loop_header): After threading through the loop latch
8406 remove the split part from the loop and clear further threading
8407 opportunities that would create a multiple entry loop.
8409 2012-04-02 Richard Guenther <rguenther@suse.de>
8411 PR rtl-optimization/52800
8412 * cprop.c (execute_rtl_cprop): Call cleanup_cfg with
8413 CLEANUP_CFG_CHANGED.
8415 2012-04-02 Richard Guenther <rguenther@suse.de>
8418 * loop-init.c (gate_handle_loop2): Destroy loops here if
8419 we don't enter RTL loop optimizers.
8421 2012-04-02 Uros Bizjak <ubizjak@gmail.com>
8424 2012-03-29 Richard Guenther <rguenther@suse.de>
8426 * rtl.h (extended_count): Remove.
8427 * combine.c (extended_count): Remove.
8429 2012-04-02 Dodji Seketeli <dodji@redhat.com>
8432 * pt.c (more_specialized_fn): Don't apply decay conversion to
8433 types of function parameters.
8435 2012-04-02 Tristan Gingold <gingold@adacore.com>
8437 * ggc-page.c (PAGE_L1_SIZE, PAGE_L2_SIZE, LOOKUP_L1, LOOKUP_L2)
8438 (ggc_allocated_p, lookup_page_table_entry, set_page_table_entry)
8439 (alloc_page, init_ggc, clear_marks, struct ggc_pch_data)
8440 (ggc_pch_this_base): Use uintptr_t instead of size_t.
8442 2012-03-31 H.J. Lu <hongjiu.lu@intel.com>
8445 * config/i386/i386.c (ix86_option_override_internal): Don't
8446 check TARGET_64BIT if TARGET_64BIT_DEFAULT is false.
8448 2012-03-31 Eric Botcazou <ebotcazou@adacore.com>
8450 * tree-cfg.c (call_can_make_abnormal_goto): New predicate.
8451 (stmt_can_make_abnormal_goto): Use it.
8452 (is_ctrl_altering_stmt): Likewise.
8454 2012-03-30 Naveen H.S <naveen.S@kpitcummins.com>
8455 Kaz Kojima <kkojima@gcc.gnu.org>
8457 * config/sh/sh.c (push_regs): Skip banked registers when
8458 resbank attribute is specified.
8459 (sh_expand_epilogue): Likewise.
8461 2012-03-30 Richard Henderson <rth@redhat.com>
8464 * combine-stack-adj.c (prev_active_insn_bb): New.
8465 (next_active_insn_bb): New.
8466 (force_move_args_size_note): New.
8467 (combine_stack_adjustments_for_block): Use it.
8469 2012-03-30 Richard Henderson <rth@redhat.com>
8471 * config/i386/i386.c (struct expand_vec_perm_d): Add one_operand_p.
8472 (ix86_expand_vector_init_duplicate): Initialize it.
8473 (expand_vec_perm_palignr): Likewise.
8474 (ix86_expand_vec_perm_const): Likewise.
8475 (ix86_vectorize_vec_perm_const_ok): Likewise.
8476 (expand_vec_perm_blend): Use it.
8477 (expand_vec_perm_vpermil): Likewise.
8478 (expand_vec_perm_pshufb): Likewise.
8479 (expand_vec_perm_1): Likewise.
8480 (expand_vec_perm_pshuflw_pshufhw): Likewise.
8481 (expand_vec_perm_interleave2): Likewise.
8482 (expand_vec_perm_vpermq_perm_1): Likewise.
8483 (expand_vec_perm_vperm2f128): Likewise.
8484 (expand_vec_perm_interleave3): Likewise.
8485 (expand_vec_perm_vperm2f128_vblend): Likewise.
8486 (expand_vec_perm_vpshufb2_vpermq): Likewise.
8487 (expand_vec_perm_vpshufb2_vpermq_even_odd): Likewise,.
8488 (expand_vec_perm_broadcast): Likewise.
8489 (expand_vec_perm_vpshufb4_vpermq2): Likewise.
8491 2012-03-30 Richard Henderson <rth@redhat.com>
8493 * dwarf2out.c (gen_variable_die): Initialize off.
8495 2012-03-30 Tristan Gingold <gingold@adacore.com>
8497 * config/vms/vms-f.c: New file.
8498 * config/vms/t-vms (vms-f.o): New rule.
8499 * config.gcc (*-*-*vms*): Define fortran_target_objs.
8501 2012-03-30 Richard Guenther <rguenther@suse.de>
8503 PR tree-optimization/52754
8504 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
8505 propagate arbitrary addresses into really plain dereferences.
8507 2012-03-30 Richard Guenther <rguenther@suse.de>
8510 * except.c (emit_to_new_bb_before): Move loop updating ...
8511 (dw2_build_landing_pads): ... here. Use a proper block for
8512 querying the loop father.
8514 2012-03-30 Tristan Gingold <gingold@adacore.com>
8516 * config/ia64/ia64.c (ia64_section_type_flags): Remove
8517 common_object attribute handling.
8518 (SECTION_VMS_OVERLAY): Remove
8519 (ia64_vms_common_object_attribute): Replace abort with an assert.
8520 Do not set DECL_SECTION_NAME.
8521 (ia64_vms_output_aligned_decl_common): Handle common_object
8523 (ia64_vms_elf_asm_named_section): Remove.
8524 * config/ia64/vms.h (TARGET_ASM_NAMED_SECTION): Remove.
8526 2012-03-30 Richard Guenther <rguenther@suse.de>
8529 * double-int.c (rshift_double): Remove not needed cast.
8531 2012-03-30 Richard Guenther <rguenther@suse.de>
8533 * tree-affine.h (print_aff): Remove.
8534 * tree-affine.c (print_aff): Make static.
8535 * tree-data-ref.h (access_matrix_get_index_for_parameter): Remove.
8536 (get_references_in_stmt): Likewise.
8537 (print_direction_vector): Likewise.
8538 (print_dir_vectors): Likewise.
8539 (print_dist_vectors): Likewise.
8540 (dump_subscript): Likewise.
8541 (dump_ddrs): Likewise.
8542 (dump_dist_dir_vectors): Likewise.
8543 (dump_data_references): Likewise.
8544 (dump_data_dependence_relation): Likewise.
8545 (dump_data_dependence_direction): Likewise.
8546 (dump_rdg_vertex): Likewise.
8547 (dump_rdg_component): Likewise.
8548 (debug_ddrs): Declare.
8549 (struct data_ref_loc_d): Move ...
8550 * tree-data-ref.c (struct data_ref_loc_d): ... here.
8551 (get_references_in_stmt): Make static.
8552 (dump_data_references): Likewise.
8553 (dump_subscript): Likewise.
8554 (print_direction_vector): Likewise.
8555 (print_dir_vectors): Likewise.
8556 (print_dist_vectors): Likewise.
8557 (dump_data_dependence_relation): Likewise.
8558 (dump_dist_dir_vectors): Likewise.
8559 (dump_ddrs): Likewise.
8560 (dump_rdg_vertex): Likewise.
8561 (dump_rdg_component): Likewise.
8562 (debug_ddrs): New function.
8563 (access_matrix_get_index_for_parameter): Remove.
8565 2012-03-30 Tristan Gingold <gingold@adacore.com>
8567 * config/vms/vms.c (VMS_CRTL_FLOAT32): Rename.
8568 (VMS_CRTL_FLOAT64, VMS_CRTL_FLOAT64_VAXD): New.
8569 (VMS_CRTL_FLOAT128, VMS_CRTL_DPML, VMS_CRTL_NODMPL)
8570 (VMS_CRTL_32ONLY, VMS_CRTL_G_MASK, VMS_CRTL_G_NONE)
8571 (VMS_CRTL_GA, VMS_CRTL_GL, VMS_CRTL_FLOATV2): New.
8572 (vms_patch_builtins): Handle new flags
8573 * config/vms/vms-crtlmap.map: Completed using nm on
8574 c and math system libraries.
8575 * config/vms/make-crtlmap.awk: Handle any number of flags.
8577 2012-03-30 Martin Jambor <mjambor@suse.cz>
8579 * tree-ssa-ccp.c (insert_clobbers_for_var): Do not assert that there
8580 is a builtin_stack_save in a dominating BB.
8582 2012-03-29 Uros Bizjak <ubizjak@gmail.com>
8584 * config/i386/sse.md (avx_h<plusminus_insn>v4df3): Fix results
8585 crossing 128bit lane boundary.
8587 2012-03-29 Vladimir Makarov <vmakarov@redhat.com>
8589 * ira-color.c (setup_left_conflict_sizes_p): Process all
8590 conflicting objects.
8592 2012-03-29 Jakub Jelinek <jakub@redhat.com>
8594 PR tree-optimization/52760
8595 * tree-vect-slp.c (vect_get_constant_vectors): Convert constant_p
8596 shift count for {L,R}{SHIFT,ROTATE}_EXPR to TREE_TYPE (vector_type).
8598 2012-03-29 Richard Guenther <rguenther@suse.de>
8600 * cgraph.h (cgraph_materialize_all_clones): Remove.
8601 (reset_inline_failed): Likewise.
8602 * cgraphunit.c (cgraph_materialize_all_clones): Make static.
8603 * cgraphbuild.c (reset_inline_failed): Remove.
8604 * rtl.h (cse_main): Remove.
8605 (extended_count): Likewise.
8606 * cse.c (dump_class): Mark as DEBUG_FUNCTION.
8607 (cse_main): Make static.
8608 * combine.c (extended_count): Remove.
8609 (dump_combine_stats): Mark as DEBUG_FUNCTION.
8610 * basic-block.h (reorder_basic_blocks): Remove.
8611 * bb-reorder.c (reorder_basic_blocks): Make static.
8612 * Makefile.in (dse.o): Remove dse.h dependency.
8614 * dse.c (gate_dse): Remove.
8615 (clear_alias_mode_eq): Likewise.
8616 (clear_alias_mode_hash): Likewise.
8617 (dse_record_singleton_alias_set): Likewise.
8618 (dse_invalidate_singleton_alias_set): Likewise.
8620 2012-03-29 H.J. Lu <hongjiu.lu@intel.com>
8622 * config/linux-android.h (ANDROID_STARTFILE_SPEC): Use
8623 crtbegin_so%O%s for -shared.
8624 (ANDROID_ENDFILE_SPEC): Use crtend_so%O%s for -shared.
8626 2012-03-29 Richard Guenther <rguenther@suse.de>
8628 * tree-flow.h (struct pre_expr_d): Remove forward declaration.
8629 (add_to_value): Remove.
8630 (print_value_expressions): Likewise.
8631 * tree-ssa-pre.c (add_to_value): Make static.
8632 (print_value_expressions): Likewise.
8633 * gimple.h (gimple_adjust_this_by_delta): Remove.
8634 * gimple-fold.c (gimple_adjust_this_by_delta): Likewise.
8636 2012-03-29 Richard Guenther <rguenther@suse.de>
8639 * double-int.h (rshift_double): Remove.
8640 * double-int.c (lshift_double): Use absu_hwi to make count positive.
8641 (rshift_double): Make static, take unsigned count argument,
8642 remove handling of negative count argument.
8643 (double_int_rshift): Dispatch to lshift_double.
8645 2012-03-28 H.J. Lu <hongjiu.lu@intel.com>
8647 * config/i386/biarch64.h (TARGET_64BIT_DEFAULT): Add
8650 * config/i386/gnu-user64.h (SPEC_64): Support TARGET_BI_ARCH == 2.
8651 (SPEC_X32): Likewise.
8652 (MULTILIB_DEFAULTS): Likewise.
8654 * config/i386/i386.c (isa_opts): Remove -m64.
8655 (ix86_target_string): Properly handle -m32/-m64/-mx32.
8656 (ix86_option_override_internal): Properly
8657 set OPTION_MASK_ISA_64BIT and OPTION_MASK_ISA_X32 as well as
8658 handle -m32, -m64 and -mx32.
8660 * config/i386/i386.h (TARGET_X32): Replace OPTION_ISA_X32
8661 with OPTION_ABI_X32. Moved after TARGET_LP64.
8662 (TARGET_LP64): Changed to OPTION_ABI_64.
8664 * config/i386/i386.opt (m64): Replace ISA_64BIT with ABI_64.
8665 (mx32): Replace ISA_X32 with ABI_X32.
8667 2012-03-28 Eric Botcazou <ebotcazou@adacore.com>
8669 * tree.c (tree_size) <VECTOR_CST>: New case.
8671 2012-03-28 Uros Bizjak <ubizjak@gmail.com>
8673 * config/i386/i386.c (ix86_modes_tieable_p): Handle 32bit AVX modes.
8674 (ix86_expand_vector_move_misalign): Remove un-needed gen_lowpart calls.
8676 2012-03-28 Jakub Jelinek <jakub@redhat.com>
8679 * tree-ssa-ccp.c (optimize_stdarg_builtin): Optimize
8680 __builtin_va_start to __builtin_next_arg if the latter is
8681 builtin_decl_explicit_p rather than when it is not.
8684 * tree-vect-generic.c (vector_element): Perform multiplication
8685 for pos in bitsizetype type instead of idx type.
8687 2012-03-28 Richard Guenther <rguenther@suse.de>
8689 * loop-init.c (loop_optimizer_init): If loops are preserved
8690 perform incremental initialization of required loop features.
8691 (loop_optimizer_finalize): If loops are to be preserved only
8692 clean up optional loop features.
8693 (rtl_loop_done): Forcefully free loops here.
8694 * cgraph.c (cgraph_release_function_body): Forcefully free loops.
8695 * cfgexpand.c (expand_gimple_cond): Properly add new basic-blocks
8697 (construct_init_block): Likewise.
8698 (construct_exit_block): Likewise.
8699 (gimple_expand_cfg): Clear LOOP_CLOSED_SSA loop state. Cleanup
8700 the CFG after expanding.
8701 * cfgloop.c (verify_loop_structure): Calculate or verify dominators.
8702 If we needed to calculate them, free them afterwards.
8703 * tree-pass.h (PROP_loops): New define.
8704 * tree-ssa-loop.c (pass_tree_loop_init): Provide PROP_loops.
8705 * basic-block.h (CLEANUP_CFG_CHANGED): New.
8706 * cfgcleanup.c (merge_blocks_move): Protect loop latches.
8707 (cleanup_cfg): If we did something and have loops around, fix them up.
8708 * cse.c (rest_of_handle_cse_after_global_opts): Call cleanup_cfg
8709 with CLEANUP_CFG_CHANGED.
8710 * cfghooks.c (merge_blocks): If we merge a loop header into
8711 its predecessor, update the loop structure.
8712 (duplicate_block): If we copy a loop latch, adjust loop state
8713 to note we may have multiple latches.
8714 (delete_basic_block): Mark loops for fixup if we remove a loop.
8715 * cfganal.c (forwarder_block_p): Protect loop latches, headers
8717 * cfgrtl.c (rtl_can_merge_blocks): Protect loop latches.
8718 (cfg_layout_can_merge_blocks_p): Likewise.
8719 * cprop.c (bypass_block): If we create a loop with multiple
8720 entries, mark it for removal.
8721 * except.c (emit_to_new_bb_before): Add the new basic-block
8723 * tree-eh.c (lower_resx): Likewise.
8724 * omp-low.c (finalize_task_copyfn): Do not copy PROP_loops.
8725 (expand_omp_taskreg): Likewise.
8726 * tree-inline.c (initialize_cfun): Likewise.
8727 * tree-mudflap.c (add_bb_to_loop): Prototype.
8728 (mf_build_check_statement_for): Properly add new basic-blocks
8730 * tree-ssa-threadupdate.c (thread_block): Mark loops for fixup
8731 if we remove a loop.
8732 (thread_through_loop_header): Likewise.
8733 * trans-mem.c (tm_log_emit_save_or_restores): Properly add
8734 new basic-blocks to existing loops.
8735 (expand_transaction): Likewise.
8736 * Makefile.in (except.o): Add $(CFGLOOP_H).
8738 (cgraph.o): Likewise.
8739 (cprop.o): Likewise.
8740 (cfgexpand.o): Likewise.
8741 (cfganal.o): Likewise.
8742 (trans-mem.o): Likewise.
8743 (tree-eh.o): Likewise.
8745 2012-03-28 Georg-Johann Lay <avr@gjlay.de>
8748 * config/avr/avr.c (TARGET_BUILTIN_DECL): New define.
8749 (avr_builtin_decl): New static function.
8750 (struct avr_builtin_description, avr_bdesc): Move up.
8751 Add GTY marker. Add field fndecl. Remove redundant field id.
8752 (avr_init_builtins): Initialize avr_bdesc[ID].fndecl.
8753 (avr_expand_builtin): Code cleanup because .id is removed.
8755 2012-03-28 Georg-Johann Lay <avr@gjlay.de>
8758 * config.gcc (tm_file): Remove avr/multilib.h.
8760 * doc/invoke.texi (AVR Options): Adjust documentation of -mtiny-stack.
8762 * config/avr/genmultilib.awk: Remove code to generate multilib.h.
8763 (BEGIN): Use -msp8 as multilib option instead of -mtiny-stack.
8764 * config/avr/t-avr: Remove generation of multilib.h.
8765 * config/avr/t-multilib: Regenerate.
8766 * config/avr/multilib.h: Remove.
8767 * config/avr/avr.opt (-msp8): New option.
8768 (avr_sp8): New variable.
8769 * config/avr/driver-avr.c (avr_device_to_sp8): New function.
8770 * config/avr/avr.h (AVR_HAVE_SPH): New define.
8771 (AVR_HAVE_8BIT_SP): Also set by avr_sp8 i.e. -msp8.
8772 (avr_device_to_sp8): New prototype.
8773 (EXTRA_SPEC_FUNCTIONS): Add { "device_to_sp8", avr_device_to_sp8 }
8774 (DRIVER_SELF_SPECS): New define.
8775 * config/avr/avr-c.c (avr_cpu_cpp_builtins): New built-in defines:
8776 __AVR_SP8__, __AVR_HAVE_SPH__.
8777 * config/avr/avr.c (output_movhi): Use AVR_HAVE_SPH instead of
8778 AVR_HAVE_8BIT_SP to decide if SP_H is present.
8779 (avr_file_start): Ditto.
8781 2012-03-28 Jakub Jelinek <jakub@redhat.com>
8784 * config/i386/sse.md (sse2_loadlpd splitter): Use offset 0
8785 instead of 8 in adjust_address.
8787 2012-03-27 Aurelien Buhrig <aurelien.buhrig.gcc@gmail.com>
8790 * expmed.c (store_bit_field_1): Fix wordnum value for big-endian
8793 2012-03-27 Oleg Endo <olegendo@gcc.gnu.org>
8796 * config/sh/sh.c (sh_legitimize_address, sh_legitimize_reload_address):
8797 Rearrange conditional logic. Move displacement address calculations
8799 (sh_find_mov_disp_adjust): ... this new function.
8801 2012-03-27 H.J. Lu <hongjiu.lu@intel.com>
8803 * config/arm/arm.opt (mapcs): Remove MaskExists.
8804 * config/cris/linux.opt (mno-gotplt): Likewise.
8805 * config/i386/i386.opt (mhard-float): Likewise.
8807 (mno-sse4): Likewise.
8808 * config/m68k/m68k.opt (mhard-float): Likewise.
8809 * config/mep/mep.op (mcop32): Likewise.
8810 * config/pa/pa-hpux.opt (msio): Likewise.
8811 * config/pa/pa64-hpux.opt (mgnu-ld): Likewise.
8812 * config/picochip/picochip.opt (mlittle): Likewise.
8813 * config/sh/sh.opt (mrenesas): Likewise.
8814 * config/sparc/long-double-switch.opt (mlong-double-128): Likewise.
8815 * config/sparc/sparc.opt (mhard-float): Likewise.
8816 * config/v850/v850.opt (mv850es): Likewise.
8817 * config/vax/vax.opt (mg-float): Likewise.
8819 2012-03-27 Martin Jambor <mjambor@suse.cz>
8822 * tree-sra.c (sra_modify_assign): Do not call
8823 load_assign_lhs_subreplacements when working with an unscalarizable
8826 2012-03-27 Uros Bizjak <ubizjak@gmail.com>
8829 * config/i386/i386-protos.h (ix86_legitimize_reload_address):
8831 * config/i386/i386.h (LEGITIMIZE_RELOAD_ADDRESS): New define.
8832 * config/i386/i386.c: Include reload.h.
8833 (ix86_legitimize_reload_address): New function.
8835 2012-03-27 H.J. Lu <hongjiu.lu@intel.com>
8837 * opth-gen.awk: Allocated a bit for Mask and InverseMask if it
8838 hasn't been allocated. Define a target macro for Mask and
8839 InverseMask if it hasn't been defined. Remove MaskExists handling.
8841 * doc/options.texi: Remove MaskExists.
8843 2012-03-27 Chung-Lin Tang <cltang@codesourcery.com>
8846 * config/sh/sh.c (find_barrier): Add equality check of last_got
8847 to avoid going above orig insn. Update comments.
8849 2012-03-27 Richard Guenther <rguenther@suse.de>
8852 * fold-const.c (try_move_mult_to_index): Handle &x.array more
8855 2012-03-27 Eric Botcazou <ebotcazou@adacore.com>
8857 * expmed.c (store_bit_field): Assert that BITREGION_START is a multiple
8858 of a unit before computing the offset in units.
8859 * expr.c (get_bit_range): Return the null range if the enclosing record
8860 is part of a larger bit field.
8862 2012-03-27 Tristan Gingold <gingold@adacore.com>
8864 * config/ia64/vms.h (CASE_VECTOR_MODE): Define.
8865 * config/ia64/ia64.md: Remove mode in template.
8866 Sign extend operand in expand_simple_binop.
8867 * config/ia64/ia64.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use
8868 CASE_VECTOR_MODE instead of TARGET_ILP32.
8869 (ADDR_VEC_ALIGN): Make it depends on CASE_VECTOR_MODE.
8871 2012-03-26 Steven Bosscher <steven@gcc.gnu.org>
8873 * varasm.c (assemble_external): #if 0 out the new assert from the
8874 previous commit, it breaks the Java and Go front ends.
8876 2012-03-26 Steven Bosscher <steven@gcc.gnu.org>
8878 * toplev.c (check_global_declaration_1): Do not call assemble_external.
8879 * expr.c (emit_block_move_libcall_fn): Likewise.
8880 (clear_storage_libcall_fn): Likewise.
8881 (expand_expr_addr_expr_1): Likewise.
8882 (expand_expr_real_1): Likewise.
8883 * calls.c (rtx_for_function_call): Likewise.
8885 * varasm.c (assemble_external): Assert this function is only called
8886 during or after expanding to RTL.
8888 2012-03-26 Martin Jambor <mjambor@suse.cz>
8890 PR tree-optimization/50052
8891 * tree-sra.c (tree_non_aligned_mem_p): Removed.
8892 (tree_non_aligned_mem_for_access_p): Likewise.
8893 (build_accesses_from_assign): Removed strict alignment requirements
8895 (access_precludes_ipa_sra_p): Likewise.
8897 2012-03-26 Richard Guenther <rguenther@suse.de>
8899 PR tree-optimization/52701
8900 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Always
8901 compute and set the evolution part of PHI nodes.
8903 2012-03-26 Richard Guenther <rguenther@suse.de>
8905 PR tree-optimization/52721
8906 * tree-vect-stmts.c (vect_init_vector): Handle scalars.
8908 2012-03-26 Ulrich Weigand <ulrich.weigand@linaro.org>
8910 PR tree-optimization/52686
8911 * tree-vect-data-refs.c (vect_get_smallest_scalar_type): Handle
8914 2012-03-26 Tristan Gingold <gingold@adacore.com>
8916 * config/alpha/vms.h (LINK_SPEC): Simplify.
8917 (STARTFILE_SPEC): Remove -mvms-return-codes handling.
8918 (NAME__MAIN, SYMBOL__MAIN): Remove.
8919 (VMS_DEBUG_MAIN_POINTER): Remove.
8920 * config/ia64/vms.h: Likewise.
8921 * config/alpha/alpha.c (alpha_start_function): Move vms_debug_main
8922 code to vms.c. Call vms_start_function.
8923 * config/ia64/ia64.c (ia64_start_function): Likewise.
8924 * config/vms/vms-protos.h (vms_start_function): Declare.
8925 * config/vms/vms.c (vms_start_function): New function.
8926 * config/vms/vms.h (MATH_LIBRARY): Define.
8927 (VMS_DEBUG_MAIN_POINTER): Define.
8929 2012-03-26 Eric Botcazou <ebotcazou@adacore.com>
8931 PR rtl-optimization/52629
8932 * reload1.c (count_pseudo): Short-circuit common case.
8933 (count_spilled_pseudo): Return early for pseudos without hard regs.
8934 Assert that the pseudo has got a hard reg before manipulating it.
8936 2012-03-24 Jan Hubicka <jh@suse.cz>
8939 * varpool.c (varpool_finalize_decl): Handle toplevel_reorder here.
8940 (decide_is_variable_needed): Do not handle toplevel reorder here.
8941 * cgraph.h (varpool_can_remove_if_no_refs): Likewise.
8942 * ipa.c (cgraph_remove_unreachable_nodes): Remove unreachable vars
8945 2012-03-24 Eric Botcazou <ebotcazou@adacore.com>
8947 * expr.c (optimize_bitfield_assignment_op) <BIT_IOR_EXPR>: Use str_mode
8948 and str_bitsize instead of more convoluted expressions.
8950 2012-03-24 Eric Botcazou <ebotcazou@adacore.com>
8953 * config/sparc/sparc.h (ASM_CPU_SPEC): Pass -Av8 if -mcpu=leon.
8955 2012-03-24 Eric Botcazou <ebotcazou@adacore.com>
8958 * config/sparc/sparc.c (sparc_handle_vis_mul8x16): Fix pasto.
8960 2012-03-23 Martin Jambor <mjambor@suse.cz>
8962 * tree-sra.c (build_accesses_from_assign): Remove FIXME comment.
8964 2012-03-23 Richard Guenther <rguenther@suse.de>
8966 PR tree-optimization/52678
8967 * tree-vectorizer.h (struct _stmt_vec_info): Add
8968 loop_phi_evolution_part member.
8969 (STMT_VINFO_LOOP_PHI_EVOLUTION_PART): New define.
8970 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Initialize
8971 STMT_VINFO_LOOP_PHI_EVOLUTION_PART.
8972 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
8973 Use the cached evolution part and the PHI nodes value from
8974 the loop preheader edge instead of re-analyzing the evolution.
8976 2012-03-22 Maxim Kuvyrkov <maxim@codesourcery.com>
8978 * config/mips/mips-tables.opt: Update.
8979 * config/mips/mips.md (processor): Add xlp.
8980 * config/mips/mips-cpus.def: Add xlp.
8981 * config/mips/mips.c (mips_rtx_cost_data): Add costs for XLP, copy from
8983 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Handle xlp.
8984 * doc/invoke.texi: Mention XLP.
8986 2012-03-22 Jakub Jelinek <jakub@redhat.com>
8989 * tree-nested.c (convert_tramp_reference_stmt): Call declare_vars
8990 on any new_local_var_chain vars declared during recursing on
8991 GIMPLE_OMP_PARALLEL or GIMPLE_OMP_TASK body.
8993 2012-03-22 Uros Bizjak <ubizjak@gmail.com>
8995 * config/alpha/alpha.h (ASM_OUTPUT_ALIGN): Move to config/alpha/elf.h
8996 (ASM_OUTPUT_SKIP): Move to config/alpha/vms.h
8997 (ASM_OUTPUT_LOCAL): Ditto.
8998 (ASM_OUTPUT_COMMON): Remove.
8999 * config/alpha/elf.h (ASM_OUTPUT_DEF_FROM_DECLS): Use ASM_OUTPUT_DEF.
9000 * config/alpha/vms.h (ASM_OUTPUT_ALIGN): Do not undefine before define.
9002 2012-03-22 Jan Hubicka <jh@suse.cz>
9005 * cgraph.c (cgraph_remove_node_and_inline_clones): Add FORBIDDEN_NODE
9007 * cgraph.h (cgraph_remove_node_and_inline_clones): Update prototype.
9008 * ipa-inline-transform.c (save_inline_function_body): Remove
9009 copied clone if needed.
9010 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Update.
9012 2012-03-22 Richard Guenther <rguenther@suse.de>
9015 * fold-const.c (fold_ternary_loc): Fix typo.
9017 2012-03-22 Georg-Johann Lay <avr@gjlay.de>
9020 * config/avr/avr.md (unspec): Remove UNSPEC_MEMORY_BARRIER.
9021 (unspecv): Add UNSPECV_MEMORY_BARRIER.
9022 (cli_sei): Use unspec_volatile instead of unspec for memory barrier.
9023 (delay_cycles_1, delay_cycles_2): Ditto.
9024 (delay_cycles_3, delay_cycles_4): Ditto.
9025 (nopv, *nopv): Ditto.
9026 (sleep, *sleep): Ditto.
9029 2012-03-22 Richard Guenther <rguenther@suse.de>
9031 PR tree-optimization/52548
9032 * tree-ssa-pre.c (valid_in_sets): Remove handling of invalidation
9033 because of clobbers.
9034 (prune_clobbered_mems): New function.
9035 (compute_antic_aux): Use it to prune ANTIC_OUT.
9036 (compute_partial_antic_aux): Use it to prune PA_IN.
9037 (compute_avail): Only insert expressions into EXP_GEN that are not
9038 invalidated when translated up to the beginning of the block.
9040 2012-03-22 Richard Guenther <rguenther@suse.de>
9042 PR tree-optimization/52638
9043 * tree-vect-stmts.c (vect_init_vector_1): New function, split
9045 (vect_init_vector): ... here. Handle scalar vector inits.
9046 (vect_get_vec_def_for_operand): Adjust.
9047 (vectorizable_load): Likewise.
9049 2012-03-22 Uros Bizjak <ubizjak@gmail.com>
9051 * config.gcc (alpha*-*-linux*): Add elfos.h to tm_file.
9052 (alpha*-*-freebsd*): Ditto.
9053 (alpha*-*-netbsd*): Ditto.
9054 (alpha*-*-openbsd*): Ditto.
9055 * config/alpha/elf.h (OBJECT_FORMAT_ELF): Remove.
9056 (DWARF2_DEBUGGING_INFO): Remove.
9057 (PREFERRED_DEBUGGING_TYPE): Remove.
9058 (ASM_FINAL_SPEC): Remove.
9059 (IDENT_ASM_OP): Remove.
9060 (ASM_OUTPUT_IDENT): Remove.
9061 (SKIP_ASM_OP): Remove.
9062 (ASM_OUTPUT_SKIP): Remove.
9063 (ALIGN_ASM_OP): Remove.
9064 (ASM_OUTPUT_BEFORE_CASE_LABEL): Remove.
9065 (ASM_OUTPUT_CASE_LABEL): Remove.
9066 (ASM_OUTPUT_EXTERNAL_LIBCALL): Remove.
9067 (COMMON_ASM_OP): Remove.
9068 (ASM_OUTPUT_ALIGNED_COMMON): Remove.
9069 (ASCII_DATA_ASM_OP): Remove.
9070 (READONLY_DATA_SECTION_ASM_OP): Remove.
9071 (INIT_SECTION_ASM_OP): Remove.
9072 (FINI_SECTION_ASM_OP): Remove.
9073 (ASM_SECTION_START_OP): Remove.
9074 (ASM_OUTPUT_SECTION_START_FILE): Remove.
9075 (TARGET_ASM_NAMED_SECTION): Remove.
9076 (TARGET_ASM_SELECT_SECTION): Remove.
9077 (MAKE_DECL_ONE_ONLY): Remove.
9078 (TYPE_ASM_OP): Remove.
9079 (SIZE_ASM_OP): Remove.
9080 (ASM_WEAKEN_LABEL): Remove.
9081 (TYPE_OPERAND_FMT): Remove.
9082 (ASM_DECLARE_RESULT): Remove.
9083 (ASM_DECLARE_OBJECT_NAME): Remove.
9084 (ASM_FINISH_DECLARE_OBJECT): Remove.
9085 (ELF_ASCII_ESCAPES): Remove.
9086 (ELF_STRING_LIMIT): Remove.
9087 (STRING_ASM_OP): Remove.
9088 (ASM_OUTPUT_EXTERNAL): Remove.
9089 (TARGET_ASM_FILE_START_FILE_DIRECTIVE): Redefine to false.
9090 * config/alpha/alpha.h (PCC_BITFIELD_TYPE_MATTERS): Undefine
9092 (ASM_DECLARE_FUNCTION_NAME): Ditto.
9093 (ASM_DECLARE_FUNCTION_SIZE): Ditto.
9094 (ASM_GENERATE_INTERNAL_LABEL): Ditto.
9095 (ASM_OUTPUT_SKIP): Ditto.
9096 (READONLY_DATA_SECTION_ASM_OP): Remove.
9097 (USER_LABEL_PREFIX): Remove.
9098 (ASM_OUTPUT_ASCII): Remove.
9099 (ASM_OUTPUT_CASE_LABEL): Remove.
9100 (NO_DOLLAR_IN_LABEL): Undefine.
9102 2012-03-22 Richard Guenther <rguenther@suse.de>
9104 PR tree-optimization/52459
9105 * tree-ssa-pre.c (inhibit_phi_insertion): Do not inhibit
9106 PHI insertion for calls.
9108 2012-03-21 Steven Bosscher <steven@gcc.gnu.org>
9110 * cse.c (invalidate_from_sets_and_clobbers, try_back_substitute_reg,
9111 find_sets_in_insn, canonicalize_insn): Split out from ...
9112 (cse_insn): ... here.
9113 (invalidate_from_clobbers): Take an insn instead of the pattern.
9115 2012-03-21 Oleg Endo <olegendo@gcc.gnu.org>
9118 * config/sh/sh-protos.h (sh_fsca_df2int): Remove.
9119 * config/sh/sh.c (sh_fsca_df2int_rtx, sh_fsca_df2int): Remove.
9120 * config/sh/sh.md (sindf2, cosdf2): Remove.
9122 2012-03-21 Kaz Kojima <kkojima@gcc.gnu.org>
9125 * config/sh/sh.c (sh_expand_prologue): Emit blockage at the end of
9126 prologue for unwinder and profiler.
9128 2012-03-21 Andreas Tobler <andreast@fgznet.ch>
9130 * configure.ac (HAVE_LD_NO_DOT_SYMBOLS): Add powerpc64-*-freebsd*.
9131 Introduce emul_name to select the right linker emulation for
9132 powerpc64-*-freebsd*.
9133 * configure: Regenerate.
9134 * config.gcc: Add bits to support powerpc64-*-freebsd*.
9135 * config/rs6000/freebsd.h (POWERPC_FREEBSD): Define.
9136 * config/rs6000/freebsd64.h: New file.
9137 * config/rs6000/rs6000.c (rs6000_option_override_internal): Use
9139 (rs6000_savres_strategy): Likewise.
9140 (rs6000_savres_routine_name): Likewise.
9141 (rs6000_elf_file_end): Likewise.
9142 * config/rs6000/t-freebsd64: New file.
9143 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Set the
9144 rs6000_current_abi for 64-bit FreeBSD to ABI_AIX.
9146 * config/rs6000/freebsd64.h: Remove duplicated entries from last
9148 * config/rs6000/t-freebsd64: Likewise.
9150 2012-03-21 Georg-Johann Lay <avr@gjlay.de>
9152 PR rtl-optimization/52543
9154 * config/avr/avr-protos.h (avr_load_lpm): New prototype.
9155 * config/avr/avr.c (avr_mode_dependent_address_p): New function.
9156 (TARGET_MODE_DEPENDENT_ADDRESS_P): New define.
9157 (avr_load_libgcc_p): Restrict to __flash loads.
9158 (avr_out_lpm): Only handle 1-byte loads from __flash.
9159 (avr_load_lpm): New function.
9160 (avr_find_unused_d_reg): Remove.
9161 (avr_out_lpm_no_lpmx): Remove.
9162 (adjust_insn_length): Handle ADJUST_LEN_LOAD_LPM.
9163 * config/avr/avr.md (unspec): Add UNSPEC_LPM.
9164 (load_<mode>_libgcc): Use UNSPEC_LPM instead of MEM.
9165 (load_<mode>, load_<mode>_clobber): New insns.
9166 (mov<mode>): For multi-byte move from non-generic
9167 16-bit address spaces: Expand to load_<mode> resp.
9168 load_<mode>_clobber.
9169 (load<mode>_libgcc): Remove expander.
9170 (split-lpmx): Remove split.
9172 2012-03-21 Richard Earnshaw <rearnsha@arm.com>
9174 * neon.md (neon_vget_lanev2di): Use gen_lowpart and gen_highpart.
9175 * config/arm/neon.ml (Fixed_return_reg): Renamed to fixed_vector_reg.
9176 All callers changed.
9177 (Fixed_core_reg): New feature.
9178 (Vget_lane [sizes S64 and U64]): Add Fixed_core_reg. Allow fmrrd in
9180 * neon-testgen.ml: Handle Fixed_core_reg.
9182 2012-03-21 Andrew Stubbs <ams@codesourcery.com>
9184 * config/arm/arm.c (thumb2_reorg): Add complete support
9185 for 16-bit instructions.
9186 * config/arm/thumb2.md: Delete obsolete flag-clobbering peepholes.
9188 2012-03-21 Richard Guenther <rguenther@suse.de>
9190 PR tree-optimizer/52636
9191 * tree-vect-slp.c (vect_get_constant_vectors): Convert constants
9192 to the appropriate type.
9194 2012-03-21 Richard Guenther <rguenther@suse.de>
9196 * Makefile.in (cfgexpand.o): Add $(REGS_H) and $(INTEGRATE_H)
9198 * cfgexpand.c (gimple_expand_cfg): Fold in pass_init_function,
9199 pass_jump, pass_initial_value_sets and pass_unshare_all_rtl.
9200 * passes.c (init_optimization_passes): Remove pass_init_function,
9201 pass_jump, pass_initial_value_sets and pass_unshare_all_rtl.
9202 * tree-pass.h (pass_init_function): Remove.
9203 (pass_jump): Remove.
9204 (pass_initial_value_sets): Remove.
9205 (pass_unshare_all_rtl): Remove.
9206 * integrate.c (pass_initial_value_sets): Remove.
9207 * emit-rtl.c (pass_unshare_all_rtl): Remove.
9208 * tree.h (init_function_for_compilation): Remove.
9209 * function.c (init_function_for_compilation): Remove.
9210 (pass_init_function): Remove.
9211 * cfgcleanup.c (rest_of_handle_jump): Remove.
9212 (pass_jump): Remove.
9214 2012-03-20 Jason Merrill <jason@redhat.com>
9216 * tree-streamer-in.c (streamer_alloc_tree): Call
9217 ggc_alloc_zone_cleared_tree_node instead of
9218 ggc_alloc_zone_cleared_tree_node_stat.
9220 2012-03-20 Jonathan Wakely <jwakely.gcc@gmail.com>
9222 * doc/extend.texi (Template Instantiation): Remove anachronisms.
9224 2012-03-20 Jakub Jelinek <jakub@redhat.com>
9227 * config/i386/i386.c (expand_vec_perm_vperm2f128): New function.
9228 (ix86_expand_vec_perm_const_1): Call it.
9230 * config/i386/i386.c (vselect_insn): New variable.
9231 (init_vselect_insn): New function.
9232 (expand_vselect, expand_vselect_insn): Add testing_p argument.
9233 Call init_vselect_insn if vselect_insn is NULL. Adjust
9234 PATTERN (vselect_insn), instead of creating a new insn each time,
9235 only emit a copy of it if not testing and recog has been successful.
9236 (expand_vec_perm_pshufb, expand_vec_perm_1,
9237 expand_vec_perm_pshuflw_pshufhw, expand_vec_perm_broadcast_1): Adjust
9241 * config/i386/i386.md ("isa" attribute): Add avx2 and noavx2.
9242 ("enabled" attribute): Handle avx2 and noavx2 isas.
9243 * config/i386/sse.md (avx2_vec_dupv8sf_1, avx2_pbroadcast<mode>_1):
9245 (vec_dup<mode>): Add avx2 =x,x alternative.
9246 (vec_dup<mode> splitter): Don't split if TARGET_AVX2.
9247 (*avx_vperm_broadcast_<mode>): Don't split V4DFmode if TARGET_AVX2.
9248 For TARGET_AVX2, V8SFmode and elt == 0 split into vbroadcastss.
9249 * config/i386/i386.c (expand_vec_perm_pshufb): Emit also vpermps
9251 (expand_vec_perm_1): For broadcasts, use avx2_pbroadcast<mode>_1
9252 if possible, handle also V8SFmode.
9254 2012-03-20 Richard Earnshaw <rearnsha@arm.com>
9256 * arm/predicates.md (zero_operand, reg_or_zero_operand): New predicates.
9257 * arm/neon.md (neon_vceq<mode>, neon_vcge<mode>): Use
9258 reg_or_zero_operand predicate.
9259 (neon_vcle<mode>, neon_vclt<mode>): Use zero_operand predicate.
9261 2012-03-20 Jakub Jelinek <jakub@redhat.com>
9263 * config/i386/i386.c (ix86_decompose_address) <case ZERO_EXTEND>:
9264 If operand isn't UNSPEC, return 0.
9266 2012-03-20 Richard Guenther <rguenther@suse.de>
9268 * tree-pass.h (pass_rtl_eh): Remove.
9269 * except.c (gate_handle_eh): Likewise.
9270 (rest_of_handle_eh): Likewise.
9271 (pass_rtl_eh): Likewise.
9272 (finish_eh_generation): Export.
9273 * except.h (finish_eh_generation): Declare.
9274 * passes.c (init_optimization_passes): Remove pass_rtl_eh.
9275 * cfgexpand.c (gimple_expand_cfg): Call finish_eh_generation
9276 after expanding stack alignment. Instead of compacting blocks
9279 2012-03-20 Richard Guenther <rguenther@suse.de>
9281 * stor-layout.c (finish_bitfield_representative): Fallback
9282 to conservative maximum size if the padding up to the next
9283 field cannot be computed as a constant.
9284 (finish_bitfield_layout): If we cannot compute the distance
9285 between the start of the bitfield representative and the
9286 bitfield member start a new representative.
9287 * expr.c (get_bit_range): The distance between the start of
9288 the bitfield representative and the bitfield member is zero
9289 if the field offsets are not constants.
9291 2012-03-20 Tristan Gingold <gingold@adacore.com>
9293 * tree.h (enum size_type_kind): Add stk_ prefix to constants,
9294 convert in lowercase.
9295 (sizetype_tab, sizetype, bitsizetype, ssizetype, sbitsizetype)
9296 (size_int, ssize_int, bitsize_int, sbitsize_int): Adjust.
9297 * stor-layout.c (sizetype_tab): Adjust.
9298 (initialize_sizetypes): Use SIZETYPE instead of SIZE_TYPE.
9299 * tree-streamer.c (preload_common_nodes): Use stk_type_kind_last
9300 instead of type_kind_last.
9301 * tree-scalar-evolution.c (interpret_rhs_expr): Use size_int
9302 instead of size_int_kind.
9303 * doc/tm.texi.in (Type Layout): Document SIZETYPE.
9304 * doc/tm.texi: Regenerate.
9305 * defaults.h (SIZETYPE): Provide a default value.
9306 * config/vms/vms.h (SIZE_TYPE): Define as "unsigned int".
9309 2012-03-20 Oleg Endo <olegendo@gcc.gnu.org>
9311 * config/sh/sh.md: Use braced string notation where applicable.
9313 2012-03-19 Uros Bizjak <ubizjak@gmail.com>
9315 * config/i386/i386.md (allocate_stack): Simplify.
9317 2012-03-19 Uros Bizjak <ubizjak@gmail.com>
9319 * builtins.c (expand_builtin_cexpi): Use copy_addr_to_reg instead of
9320 copy_to_mode_reg (Pmode, ...).
9321 (expand_builtin_frame_address): Ditto.
9322 * expr.c (emit_block_move_via_libcall): Ditto.
9323 (set_storage_via_libcall): Ditto.
9325 * config/i386/i386.c (ix86_expand_movmem): Ditto.
9326 (ix86_expand_setmem): Ditto.
9327 (ix86_trampoline_init): DItto.
9328 * config/i386/i386.md (cmpstrnsi): Ditto.
9330 2012-03-19 Sandra Loosemore <sandra@codesourcery.com>
9332 * config/sh/sh.opt (madjust-unroll): Mark as ignored/obsolete.
9333 * config/sh/sh.h (TARGET_OPT_DEFAULT): Don't use MASK_ADJUST_UNROLL.
9334 * doc/invoke.texi (Option Summary): Remove -madjust-unroll.
9335 (SH Options): Likewise.
9337 2012-03-19 Uros Bizjak <ubizjak@gmail.com>
9339 * config/i386/i386.c (get_thread_pointer): Add tp_mode argument.
9340 Generate ZERO_EXTEND in place if GET_MODE (tp) != tp_mode.
9341 (legitimize_tls_address) <TLS_MODEL_INITIAL_EXEC>: Always generate
9342 DImode UNSPEC_GOTNTPOFF references on TARGET_64BIT.
9343 (ix86_decompose_address): Allow zero extended UNSPEC_TP references.
9346 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
9348 * config/i386/i386.h (TARGET_TLS_INDIRECT_SEG_REFS): New.
9349 * config/i386/i386.c (ix86_decompose_address): Use
9350 TARGET_TLS_INDIRECT_SEG_REFS to prevent %fs:(%reg) addresses.
9351 (legitimize_tls_address): Use TARGET_TLS_INDIRECT_SEG_REFS to load
9352 thread pointer to a register.
9355 2012-03-10 H.J. Lu <hongjiu.lu@intel.com>
9357 * config/i386/i386.c (ix86_decompose_address): Disallow fs:(reg)
9358 if Pmode != word_mode.
9359 (legitimize_tls_address): Call gen_tls_initial_exec_x32 if
9360 Pmode == SImode for TARGET_X32.
9362 * config/i386/i386.md (UNSPEC_TLS_IE_X32): New.
9363 (tls_initial_exec_x32): Likewise.
9365 2012-03-19 Oleg Endo <olegendo@gcc.gnu.org>
9368 * config/sh/sh.h (CONST_OK_FOR_K04, CONST_OK_FOR_K12, DISP_ADDR_P,
9369 DISP_ADDR_OFFSET): New macros.
9370 * config/sh/sh.c (sh_address_cost): Add SH2A special case.
9371 (sh_legitimate_index_p): Allow QImode displacements for non-SH2A.
9372 (sh_legitimize_address): Add QImode displacement handling.
9373 (sh_cannot_change_mode_class): Disallow GENERAL_REGS for SFmode
9375 (sh_secondary_reload): Add QImode displacement handling.
9376 * config/sh/predicates.md (movsrc_no_disp_mem_operand): New predicate.
9377 * config/sh/constraints.md (K04, Snd, Sdd): New constraints.
9378 * config/sh/sh.md (extendqisi2): Remove constraints from expander.
9379 (*extendqisi2_compact): Rename to *extendqisi2_compact_reg, restrict
9380 to register operands only.
9381 (*extendqisi2_compact_mem_disp, *extendqisi2_compact_snd): New insns.
9382 (extendqihi2): Change insn to expander.
9383 (*extendqihi2_compact_reg): New insn.
9384 (movqi_i, movqi): Replace with ...
9385 (movqi, *movqi_reg_reg, *movqi_store_mem_disp12,
9386 *movqi_load_mem_disp, *movqi_load_mem_disp): ... these.
9387 Add new peepholes for QImode displacement addressing.
9389 2012-03-19 Paolo Carlini <paolo.carlini@oracle.com>
9392 * doc/invoke.texi: Document -Wuseless-cast.
9394 2012-03-19 Eric Botcazou <ebotcazou@adacore.com>
9396 * tree.def (REALPART_EXPR, IMAGPART_EXPR, VIEW_CONVERT_EXPR): Move.
9397 * tree.h (handled_component_p): Reorder cases.
9398 * dwarf2out.c (loc_list_for_address_of_addr_expr_of_indirect_ref): Do
9399 not initialize unsignedp.
9400 (loc_list_from_tree): Likewise.
9401 (fortran_common): Likewise.
9402 * simplify-rtx.c (delegitimize_mem_from_attrs): Likewise.
9404 2012-03-19 Uros Bizjak <ubizjak@gmail.com>
9406 * config/i386/i386.c (ix86_expand_prologue) <CM_LARGE_PIC>: Use Pmode
9407 mode consistently. Use ix86_gen_add3. Assert that Pmode == DImode.
9408 (ix86_expand_split_stack_prologue): Use ix86_gen_add3.
9409 (ix86_split_long_move): Ditto.
9410 (legitimize_tls_address): Use ix86_gen_sub3.
9411 (construct_plt_address): Assert that Pmode == DImode.
9413 2012-03-18 Uros Bizjak <ubizjak@gmail.com>
9415 * config/i386/i386.md: Remove empty predicates and/or constraints.
9416 * config/i386/sync.md: Ditto.
9417 * config/i386/sse.md: Ditto.
9418 * config/i386/mmx.md: Ditto.
9419 * config/i386/pentium.md: Ditto.
9420 * config/i386/athlon.md: Ditto.
9422 2012-03-16 Richard Guenther <rguenther@suse.de>
9424 PR tree-optimization/52603
9425 * tree-vect-data-refs.c (vect_can_force_dr_alignment_p): Clarify
9429 2012-03-14 Richard Guenther <rguenther@suse.de>
9431 PR tree-optimization/52571
9432 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Move
9433 flag_section_anchors check ...
9434 (vect_can_force_dr_alignment_p): ... here.
9436 2012-03-16 Martin Jambor <mjambor@suse.cz>
9438 * expr.c (expand_expr_real_1): Handle misaligned scalar reads from
9439 memory through MEM_REFs by calling extract_bit_field.
9441 2012-03-16 Richard Guenther <rguenther@suse.de>
9443 * fold-const.c (native_interpret_expr): Also support POINTER_TYPE
9444 and REFERENCE_TYPE interpretations.
9445 (can_native_interpret_type_p): New function.
9446 (fold_ternary_loc): Use native encode/interpret to fold
9447 BIT_FIELD_REFs of constants.
9449 2012-03-16 Richard Guenther <rguenther@suse.de>
9452 * fold-const.c (fold_ternary_loc): Fold vector typed BIT_FIELD_REFs
9453 of vector constants and constructors.
9455 2012-03-16 Richard Guenther <rguenther@suse.de>
9457 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Use
9458 VIEW_CONVERT_EXPR to convert constants.
9459 (vect_is_simple_use): Treat all constants as vec_constant_def.
9461 2012-03-16 Richard Guenther <rguenther@suse.de>
9462 Kai Tietz <ktietz@redhat.com>
9465 * gimplify.c (gimplify_self_mod_expr): Evaluate postfix
9466 side-effects completely in the pre-queue and use a temporary
9469 2012-03-16 Richard Guenther <rguenther@suse.de>
9471 * stor-layout.c (finish_bitfield_representative): Fall back
9472 to the conservative maximum size if we cannot compute the
9473 size of the tail padding.
9475 2012-03-16 Tristan Gingold <gingold@adacore.com>
9477 * config/vms/vms.h (TARGET_OS_CPP_BUILTINS): Define
9478 __CRTL_VER and __VMS_VER.
9479 * config/vms/vms-protos.h: Declare vms_c_get_crtl_ver
9480 and vms_c_get_vms_ver.
9481 * config/vms/vms-c.c (vms_c_get_crtl_ver, vms_c_get_vms_ver): New
9483 * config/alpha/vms.h (VMS_DEFAULT_CRTL_VER)
9484 (VMS_DEFAULT_VMS_VER): Define.
9485 * config/ia64/vms.h (VMS_DEFAULT_CRTL_VER)
9486 (VMS_DEFAULT_VMS_VER): Define.
9488 2012-03-16 Richard Guenther <rguenther@suse.de>
9490 * tree-vect-loop.c (get_initial_def_for_induction): Use
9491 build_constructor directly.
9492 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Use
9493 build_vector_from_val.
9494 * tree.c (build_vector_from_val): Avoid creating a constructor
9495 first when we want a constant vector.
9497 2012-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
9499 * doc/install.texi (Specific, *-*-solaris2*): Improve wording.
9501 2012-03-16 Richard Guenther <rguenther@suse.de>
9503 * tree.h (TREE_VECTOR_CST_ELTS): Remove.
9504 (VECTOR_CST_NELTS, VECTOR_CST_ELTS, VECTOR_CST_ELT): New defines.
9505 (struct tree_vector): Remove elements member, add variable size
9507 (build_vector_stat): Declare.
9508 (build_vector): Define in terms of build_vector_stat.
9509 * tree.c (build_vector): Rename to ...
9510 (build_vector_stat): ... this. Take array of trees as parameter.
9511 (build_vector_from_ctor): Adjust.
9512 (integer_zerop, integer_onep, integer_all_onesp, iterative_hash_expr,
9513 initializer_zerop): Adjust.
9514 * cfgexpand.c (expand_debug_expr): Likewise.
9515 * expr.c (categorize_ctor_elements_1, expand_expr_real_1,
9516 const_vector_from_tree): Likewise.
9517 * fold-const.c (const_binop, operand_equal_p, native_encode_vector,
9518 native_interpret_vector, fold_unary_loc, vec_cst_ctor_to_array,
9519 fold_vec_perm, fold_binary_loc, fold_ternary_loc): Likewise.
9520 * tree-streamer-in.c (streamer_alloc_tree): Handle TS_VECTOR.
9521 (lto_input_ts_vector_tree_pointers): Adjust.
9522 * tree-streamer-out.c (streamer_write_tree_header): Handle TS_VECTOR.
9523 (write_ts_vector_tree_pointers): Adjust.
9524 * varasm.c (const_hash_1, compare_constant, copy_constant,
9525 output_constant): Adjust.
9526 * gimple-fold.c (gimple_fold_stmt_to_constant_1): Adjust.
9527 * print-tree.c (print_node): Adjust.
9528 * tree-pretty-print.c (dump_generic_node): Adjust.
9529 * tree-vect-generic.c (uniform_vector_p, vector_element,
9530 lower_vec_perm): Adjust.
9531 * tree-vect-loop.c (get_initial_def_for_reduction): Adjust.
9532 * tree-vect-slp.c (vect_get_constant_vectors,
9533 vect_transform_slp_perm_load): Adjust.
9534 * tree-vect-stmts.c (vect_gen_perm_mask): Adjust.
9535 * expmed.c (make_tree): Adjust.
9536 * config/i386/i386.c (ix86_expand_builtin): Adjust.
9537 * config/sparc/sparc.c (sparc_handle_vis_mul8x16): Adjust interface
9539 (sparc_fold_builtin): Adjust.
9541 2012-03-16 Tristan Gingold <gingold@adacore.com>
9543 * config.gcc (*-*-*vms*): Define use_gcc_stdint and tm_file.
9544 * config/vms/vms-stdint.h: New file.
9546 2012-03-16 Tristan Gingold <gingold@adacore.com>
9548 * config.host (alpha64-dec-*vms*, alpha*-dec-*vms*)
9549 (ia64-hp-*vms*): Replaced by ...
9550 (*-*-*vms*): ... This new entry.
9552 2012-03-15 Jakub Jelinek <jakub@redhat.com>
9555 * config/i386/i386.c (expand_vec_perm_vperm2f128_vblend): New function.
9556 (ix86_expand_vec_perm_const_1): Use it.
9559 * config/i386/sse.md (UNSPEC_VPERMDF): Remove.
9560 (avx2_permv4df): Remove.
9561 (avx2_permv4di): Macroize into...
9562 (avx2_perm<mode>): ... this using VI8F_256 iterator.
9563 (avx2_permv4di_1): Macroize into...
9564 (avx2_perm<mode>_1): ... this using VI8F_256 iterator.
9566 2012-03-15 Ulrich Weigand <ulrich.weigand@linaro.org>
9568 * combine.c (apply_distributive_law): Do not distribute SUBREG.
9570 2012-03-15 Ira Rosen <irar@il.ibm.com>
9571 Ulrich Weigand <ulrich.weigand@linaro.org>
9573 * tree-vect-patterns.c (widened_name_p): Rename to ...
9574 (type_conversion_p): ... this. Add new argument to determine
9575 if it's a promotion or demotion operation. Check for
9576 CONVERT_EXPR_CODE_P instead of NOP_EXPR.
9577 (vect_recog_dot_prod_pattern): Call type_conversion_p instead
9579 (vect_recog_widen_mult_pattern, vect_recog_widen_sum_pattern,
9580 vect_operation_fits_smaller_type, vect_recog_widen_shift_pattern):
9582 (vect_recog_mixed_size_cond_pattern): Likewise and allow
9583 non-constant then and else clauses.
9585 2012-03-15 Ira Rosen <irar@il.ibm.com>
9586 Ulrich Weigand <ulrich.weigand@linaro.org>
9588 * tree-vectorizer.h (vect_pattern_recog): Add new argument.
9589 * tree-vect-loop.c (vect_analyze_loop_2): Update call to
9591 * tree-vect-patterns.c (widened_name_p): Pass basic block
9592 info to vect_is_simple_use.
9593 (vect_recog_dot_prod_pattern): Fail for basic blocks.
9594 (vect_recog_widen_sum_pattern): Likewise.
9595 (vect_handle_widen_op_by_const): Support basic blocks.
9596 (vect_operation_fits_smaller_type,
9597 vect_recog_over_widening_pattern): Likewise.
9598 (vect_recog_vector_vector_shift_pattern): Support basic blocks.
9599 Update call to vect_is_simple_use.
9600 (vect_recog_mixed_size_cond_pattern): Support basic blocks.
9602 (check_bool_pattern): Add an argument, update call to
9603 vect_is_simple_use and the recursive calls.
9604 (vect_recog_bool_pattern): Update relevant function calls.
9606 (vect_mark_pattern_stmts): Update calls to new_stmt_vec_info.
9607 (vect_pattern_recog_1): Check for reduction only in loops.
9608 (vect_pattern_recog): Add new argument. Support basic blocks.
9609 * tree-vect-stmts.c (vectorizable_conversion): Pass basic block
9610 info to vect_is_simple_use_1.
9611 * tree-vect-slp.c (vect_get_and_check_slp_defs): Support basic blocks.
9612 (vect_slp_analyze_bb_1): Call vect_pattern_recog.
9614 2012-03-15 Jakub Jelinek <jakub@redhat.com>
9615 Andrew Pinski <apinski@cavium.com>
9618 * builtins.c (expand_builtin_int_roundingfn_2): If expanding
9619 BUILT_IN_IR{INT,OUND}* using optab fails, emit lr{int,ound}*
9620 calls instead of __builtin_ir{int,ound}*.
9622 2012-03-15 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
9624 * doc/sourcebuild.texi (cleanup-modules, keep-modules): Update
9627 2012-03-15 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
9629 * config.gcc (target_type_format_char): New. Document it. Set it for
9631 * configure.ac (gnu_unique_option): Use target_type_format_char
9632 in test. Comment rationale.
9633 * configure: Regenerate .
9635 2012-03-15 Jakub Jelinek <jakub@redhat.com>
9637 PR tree-optimization/52267
9638 * tree-vrp.c (masked_increment): New function.
9639 (register_edge_assert_for_2): Derive ASSERT_EXPRs
9640 from (X & CST1) cmp CST2 tests.
9642 2012-03-15 Richard Guenther <rguenther@suse.de>
9645 * tree-data-ref.c (subscript_dependence_tester_1): Check
9646 all dimensions for non-conflicting access functions.
9648 2012-03-15 Manuel LĂ³pez-IbĂ¡Ă±ez <manu@gcc.gnu.org>
9651 * doc/invoke.texi [C++ Language Options]: Document
9652 -ftemplate-backtrace-limit.
9654 2012-03-15 Tristan Gingold <gingold@adacore.com>
9656 * c-parser.c (c_parser_parameter_declaration): Handle #pragma
9659 2012-03-15 Tristan Gingold <gingold@adacore.com>
9661 * dwarf2out.c (gen_subprogram_die): Require dwarf unwinding to
9662 use DW_OP_call_frame_cfa.
9664 2012-03-14 H.J. Lu <hongjiu.lu@intel.com>
9667 * config/i386/i386-opts.h (pmode): New.
9669 * config/i386/i386.c (ix86_option_override_internal): Properly
9670 check and set ix86_pmode.
9672 * config/i386/i386.h (Pmode): Check ix86_pmode instead of TARGET_64BIT.
9674 * config/i386/i386.opt (maddress-mode=): New.
9676 * doc/invoke.texi: Document -maddress-mode=short|long for x86.
9678 2012-03-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
9680 * dwarf2cfi.c (def_cfa_0): Remove MIPS_DEBUGGING_INFO handling.
9681 (dwarf2out_do_cfi_asm): Likewise.
9682 * dwarf2out.c (output_call_frame_info): Remove MIPS_DEBUGGING_INFO
9684 (add_data_member_location_attribute): Likewise.
9685 (gen_array_type_die): Likewise.
9686 (gen_subprogram_die): Likewise.
9687 (gen_producer_string): Likewise.
9688 * sdbout.c (sdbout_begin_prologue): Declare unconditionally.
9689 Remove MIPS_DEBUGGING_INFO handling.
9690 (sdb_debug_hooks): Likewise.
9691 (sdbout_begin_block): Likewise.
9692 (sdbout_end_block): Likewise.
9693 (sdbout_begin_prologue): Likewise.
9694 (sdbout_start_source_file): Likewise.
9695 (sdbout_end_source_file): Likewise.
9696 (sdbout_init): Likewise.
9697 * system.h (MIPS_DEBUGGING_INFO): Poison.
9699 2012-03-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
9701 * config/alpha/alpha.c [HAVE_STAMP_H]: Remove.
9702 (alpha_file_start) [MS_STAMP]: Remove.
9704 * config/alpha/elf.h (TARGET_GAS): Remove.
9705 * config/alpha/freebsd.h (TARGET_DEFAULT): Remove.
9706 * config/alpha/linux.h (TARGET_DEFAULT): Remove.
9707 * config/alpha/netbsd.h (TARGET_DEFAULT): Remove.
9708 * config/alpha/vms.h (TARGET_DEFAULT): Remove.
9709 * config.gcc (alpha*-*-linux*): Remove target_cpu_default.
9710 (alpha*-*-freebsd*): Likewise.
9711 (alpha*-*-netbsd*): Likewise.
9712 (alpha*-*-openbsd*): Likewise.
9713 (alpha*-*-*): Remove target_cpu_default2.
9714 * config/alpha/alpha.c (alpha_output_filename): Remove !TARGET_GAS
9716 * config/alpha/alpha.h (TARGET_AS_CAN_SUBTRACT_LABELS): Remove.
9717 (TARGET_AS_SLASH_BEFORE_SUFFIX): Remove.
9718 * config/alpha/alpha.c (print_operand): Always assume
9719 TARGET_AS_SLASH_BEFORE_SUFFIX.
9720 * config/alpha/alpha.md ("*builtin_setjmp_receiver_er_sl_1"):
9721 Remove TARGET_AS_CAN_SUBTRACT_LABELS.
9722 ("*builtin_setjmp_receiver_er_1"): Remove.
9723 * config/alpha/alpha.opt (malpha-as): Remove.
9725 * doc/invoke.texi (Option Summary, DEC Alpha Options): Remove
9727 Remove DEC Unix reference.
9729 * config/alpha/alpha.h (OBJECT_FORMAT_COFF): Remove.
9730 (EXTENDED_COFF): Remove.
9731 * config/alpha/elf.h (OBJECT_FORMAT_COFF): Don't undef.
9732 (EXTENDED_COFF): Don't undef.
9733 * config/alpha/alpha.c (alpha_file_start): Always assume
9735 Don't set targetm.asm_file_start_file_directive.
9736 [!OBJECT_FORMAT_ELF]: Remove.
9737 (TARGET_ASM_FILE_START_FILE_DIRECTIVE): Remove.
9739 * config/alpha/alpha.h (SDB_DEBUGGING_INFO): Remove.
9740 (DBX_DEBUGGING_INFO): Remove.
9741 (MIPS_DEBUGGING_INFO): Remove.
9742 (PREFERRED_DEBUGGING_TYPE): Remove.
9743 (DBX_OUTPUT_SOURCE_LINE): Remove.
9744 (SDB_OUTPUT_SOURCE_LINE): Remove.
9745 (DBX_CONTIN_LENGTH): Remove.
9746 (NO_DBX_FUNCTION_END): Remove.
9747 (ASM_STABS_OP): Remove.
9748 (ASM_STABN_OP): Remove.
9749 (ASM_STABD_OP): Remove.
9750 (SDB_ALLOW_FORWARD_REFERENCES): Remove.
9751 (SDB_ALLOW_UNKNOWN_REFERENCES): Remove.
9752 (PUT_SDB_DEF): Remove.
9753 (PUT_SDB_PLAIN_DEF): Remove.
9754 (PUT_SDB_TYPE): Remove.
9755 (sdb_label_count): Remove.
9756 (PUT_SDB_BLOCK_START): Remove.
9757 (PUT_SDB_BLOCK_END): Remove.
9758 (PUT_SDB_FUNCTION_START): Remove.
9759 (PUT_SDB_FUNCTION_END): Remove.
9760 (PUT_SDB_EPILOGUE_END): Remove.
9761 * config/alpha/elf.h (SDB_DEBUGGING_INFO): Don't undef.
9762 (MIPS_DEBUGGING_INFO): Don't undef.
9763 (DBX_DEBUGGING_INFO): Don't undef.
9764 * config/alpha/vms.h (SDB_DEBUGGING_INFO): Don't undef.
9765 (MIPS_DEBUGGING_INFO): Don't undef.
9766 (DBX_DEBUGGING_INFO): Don't undef.
9767 * config/alpha/freebsd.h (DBX_CONTIN_CHAR): Remove.
9768 * config/alpha/alpha.c (alpha_option_override): Remove SDB_DEBUG
9770 (alpha_start_function): Likewise.
9771 (sdb_label_count): Remove.
9772 (alpha_output_filename): Remove DBX_DEBUG handling.
9773 (alpha_file_start): Likewise.
9775 2012-03-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
9777 * config.gcc (enable_obsolete): Remove *-*-solaris2.8*.
9778 (*-*-solaris2.[0-8], *-*-solaris2.[0-8].*): Mark unsupported.
9779 (i[34567]86-*-solaris2*, x86_64-*-solaris2.1[0-9]*): Remove
9781 * configure.ac (gcc_cv_ld_hidden): Remove *-*-solaris2.8*.
9782 (ld_tls_support): Remove Solaris 8 references.
9783 (lwp_dir, lwp_spec): Remove support for alternate thread library.
9784 * acinclude.m4 (gcc_cv_initfini_array): Remove *-*-solaris2.* tests.
9785 * configure: Regenerate.
9786 * config.in: Regenerate.
9788 * config/sol2.h (LINK_SPEC): Remove LIB_THREAD_LDFLAGS_SPEC.
9789 * config/i386/sol2.h: Remove Solaris 8 references.
9791 * doc/install.texi (Specific, i?86-*-solaris2.[89]): Rename to ...
9792 (i?86-*-solaris2.9): ... this.
9793 Remove Solaris 8 references.
9794 (Specific, *-*-solaris2*): Document Solaris 8 removal.
9795 Remove Solaris 8 references.
9797 2012-03-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
9799 * config.gcc (enable_obsolete): Remove mips-sgi-irix6.5.
9800 (mips-sgi-irix6.5*): Remove.
9801 * config.host (mips-sgi-irix*): Remove.
9802 * configure.ac (enable_fixed_point): Remove mips*-sgi-irix*.
9803 (set_have_as_tls): Remove *-*-irix6*.
9804 (gcc_cv_ld_static_dynamic): Remove mips-sgi-irix6*.
9805 * configure: Regenerate.
9807 * config/mips/iris6.h: Remove.
9808 * config/mips/iris6.opt: Remove.
9809 * config/mips/t-irix6: Remove.
9811 * config/mips/mips.h (TARGET_GPWORD): Remove IRIX 6 N64 handling.
9812 (TARGET_IRIX6): Remove.
9813 (TARGET_CPU_CPP_BUILTINS): Remove IRIX 6 handling.
9814 Don't define LANGUAGE_C, _LANGUAGE_C for Objective-C.
9815 * config/mips/mips.c (mips_build_builtin_va_list): Remove IRIX 6
9817 (mips_file_start): Likewise.
9818 * config/mips/mips-protos.h (irix_asm_output_align): Remove.
9820 * config/mips/driver-native.c [__sgi__]: Remove.
9821 (host_detect_local_cpu) [__sgi__]: Remove.
9823 * config/mips/gnu-user.h: Remove iris5.h reference.
9825 * config/mips/mips-modes.def: Remove IRIX 6 reference.
9826 * config/mips/gnu-user64.h (MIPS_TFMODE_FORMAT): Remove.
9827 * config/mips/mips.c (mips_option_override) [MIPS_TFMODE_FORMAT]:
9830 * gcc.c (main): Move asm_debug initialization ...
9831 (asm_debug): ... here.
9833 * ginclude/stddef.h (__STDDEF_H__): Don't define.
9835 * defaults.h (LINK_ELIMINATE_DUPLICATE_LDIRECTORIES): Remove.
9836 * system.h (LINK_ELIMINATE_DUPLICATE_LDIRECTORIES): Poison.
9837 * collect2.c [LINK_ELIMINATE_DUPLICATE_LDIRECTORIES]: Remove.
9838 (main) [LINK_ELIMINATE_DUPLICATE_LDIRECTORIES]: Remove.
9839 [LINK_ELIMINATE_DUPLICATE_LDIRECTORIES] (is_in_args): Remove.
9840 * doc/tm.texi.in (Driver, LINK_ELIMINATE_DUPLICATE_LDIRECTORIES):
9842 * doc/tm.texi: Regenerate.
9844 * doc/invoke.texi (Debugging Options, -gdwarf-<version>): Remove
9846 (MIPS Options, -march): Remove IRIX reference.
9847 * doc/install.texi (Binaries, SGI IRIX): Remove.
9848 (Specific, mips-sgi-irix6): Document IRIX 6.5 removal, remove rest
9850 * doc/trouble.texi (Interoperation): Remove -lgl_s handling.
9852 2012-03-14 Martin Jambor <mjambor@suse.cz>
9854 * expr.c (expand_assignment): Use expand_expr with EXPAND_WRITE
9855 when expanding MEM_REFs, MEM_TARGET_REFs and handled_component bases.
9856 (expand_expr_real_1): Do not handle misalignment if modifier is
9859 2012-03-14 Richard Guenther <rguenther@suse.de>
9862 * tree-vect-generic.c (type_for_widest_vector_mode): Take
9863 element type instead of mode, use build_vector_type_for_mode
9864 instead of the langhook, build a vector of proper signedness.
9865 (expand_vector_operations_1): Adjust.
9867 2012-03-14 Richard Guenther <rguenther@suse.de>
9870 * gimple-fold.c (canonicalize_constructor_val): Make sure we have
9871 a cgraph node for a FUNCTION_DECL that comes from a constructor.
9872 (gimple_get_virt_method_for_binfo): Likewise.
9874 2012-03-14 Richard Guenther <rguenther@suse.de>
9876 PR tree-optimization/52571
9877 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Move
9878 flag_section_anchors check ...
9879 (vect_can_force_dr_alignment_p): ... here. Do not re-align
9880 DECL_COMMON variables.
9882 2012-03-14 Richard Guenther <rguenther@suse.de>
9884 * tree.h (DECL_BIT_FIELD_REPRESENTATIVE): New define.
9885 * stor-layout.c (start_bitfield_representative): New function.
9886 (finish_bitfield_representative): Likewise.
9887 (finish_bitfield_layout): Likewise.
9888 (finish_record_layout): Call finish_bitfield_layout.
9889 * tree.c (free_lang_data_in_decl): Only free DECL_QUALIFIER
9890 for QUAL_UNION_TYPE fields.
9891 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
9892 Stream DECL_BIT_FIELD_REPRESENTATIVE.
9893 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
9898 * expr.c (get_bit_range): Unconditionally extract bitrange
9899 from DECL_BIT_FIELD_REPRESENTATIVE.
9900 (expand_assignment): Adjust call to get_bit_range.
9902 2012-03-14 Richard Guenther <rguenther@suse.de>
9905 * fold-const.c (fold_unary_loc): Fold (T1)(T2)x to (T1)x if
9906 the outermost conversion is a sign-change only.
9907 (fold_binary_loc): Disregard widening and sign-changing
9908 conversions when we determine if two variables are equal
9910 * tree-ssa-forwprop.c (combine_conversions): Fold (T1)(T2)x to
9911 (T1)x if the outermost conversion is a sign-change only.
9913 2012-03-14 Uros Bizjak <ubizjak@gmail.com>
9916 2012-03-14 Uros Bizjak <ubizjak@gmail.com>
9918 * config/i386/predicates.md (constant_call_address_operand): Declare
9919 as special predicate. Update all uses.
9921 2012-03-13 Jakub Jelinek <jakub@redhat.com>
9924 * c-parser.c (c_parser_postfix_expression)
9925 <case RID_BUILTIN_SHUFFLE>: Call mark_exp_read on argument values.
9927 * config/i386/smmintrin.h: Avoid /* within a comment.
9928 * config/i386/nmmintrin.h: Likewise.
9930 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
9932 * config/i386/i386.md (xbegin): Remove constraint from expander.
9934 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
9936 * config/i386/predicates.md (constant_call_address_operand): Declare
9937 as special predicate. Update all uses.
9938 * config/i386/i386.md: Remove mode from constant_call_address_operand
9940 * config/i386/i386.c (ix86_output_call_insn): Call
9941 constant_call_address_operand with VOIDmode.
9943 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
9945 * config/i386/i386.c (ix86_decompose_address): Handle subregs of
9946 AND zero extended address correctly.
9948 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
9950 * config/i386/predicates.md (tls_symbolic_operand): Declare as
9952 (tls_modbase_operand): Ditto.
9953 * config/i386/i386.md: Remove mode from tls_symbolic_operand and
9954 tls_modbase_operand predicates.
9956 2012-03-13 Martin Jambor <mjambor@suse.cz>
9958 * expr.c (expand_assignment): Handle misaligned scalar writes to
9959 memory through top-level MEM_REFs by calling store_bit_field.
9961 2012-03-13 Richard Guenther <rguenther@suse.de>
9964 * fold-const.c (fold_binary_loc): Fold (X * Y) & -(1 << CST) to X * Y
9965 if Y is a constant multiple of 1 << CST.
9967 2012-03-13 Georg-Johann Lay <avr@gjlay.de>
9970 * config/avr/avr.c (avr_prologue_setup_frame): Cut down stack
9971 offset (size) to a value the insns can deal with.
9972 (expand_epilogue): Ditto.
9974 2012-03-13 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
9976 * config/arm/neon.ml (ops): Fixup expected instructions for
9977 unsigned vector compares.
9979 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
9981 * config/i386/i386.c (ix86_decompose_address): Prevent %fs:(%reg)
9982 addresses only when %reg is not in word mode.
9984 2012-03-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
9986 * config/microblaze/microblaze.md: Fix typo.
9987 * tree-if-conv.c: Likewise.
9988 * tree-vect-patterns.c: Likewise.
9990 2012-03-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
9992 * config.gcc (extra_passes): Remove.
9993 * configure.ac (extra_passes): Don't substitute.
9994 * configure: Regenerate.
9995 * Makefile.in (EXTRA_PASSES): Remove.
9996 (GCC_PASSES): Remove $(EXTRA_PASSES).
9997 (MOSTLYCLEANFILES): Likewise.
9999 (install-common): Likewise.
10001 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
10003 * config/i386/i386.h (TARGET_TLS_INDIRECT_SEG_REFS): New.
10004 * config/i386/i386.c (ix86_decompose_address): Use
10005 TARGET_TLS_INDIRECT_SEG_REFS to prevent %fs:(%reg) addresses.
10006 (legitimize_tls_address): Use TARGET_TLS_INDIRECT_SEG_REFS to load
10007 thread pointer to a register.
10009 2012-03-12 H.J. Lu <hongjiu.lu@intel.com>
10011 * config/i386/i386.md (*tls_global_dynamic_64_<mode>): Remove :P
10012 on tls_symbolic_operand.
10013 (tls_global_dynamic_64_<mode>): Likewise.
10015 2012-03-12 Georg-Johann Lay <avr@gjlay.de>
10018 * output.h (SECTION_EXCLUDE, SECTION_MACH_DEP): Don't use
10019 SECTION_MACH_DEP reserved bits for SECTION_EXCLUDE.
10021 2012-03-12 Georg-Johann Lay <avr@gjlay.de>
10024 * config/avr/avr.c (avr_mode_code_base_reg_class): Change return
10025 type from reg_class_t to enum reg_class.
10026 * config/avr/avr-protos.h (avr_mode_code_base_reg_class): Ditto.
10028 2012-03-12 Andrew Pinski <apinski@cavium.com>
10030 * tree-ssa-phiopt.c (single_non_singleton_phi_for_edges): New function.
10031 (tree_ssa_phiopt_worker): Use single_non_singleton_phi_for_edges.
10032 (value_replacement): Likewise.
10033 (empty_block_p): Check also if the PHIs for the block are empty.
10035 2012-03-12 Georg-Johann Lay <avr@gjlay.de>
10038 * config/avr/avr.c (avr_out_movmem): Fix typo in output template
10039 for the case ADDR_SPACE_FLASH and AVR_HAVE_LPMX introduced in
10040 r184615 from 2012-02-28.
10042 2012-03-12 H.J. Lu <hongjiu.lu@intel.com>
10044 * config/i386/i386.c (ix86_gen_tls_global_dynamic_64): New.
10045 (ix86_gen_tls_local_dynamic_base_64): Likewise.
10046 (ix86_option_override_internal): Set ix86_gen_tls_global_dynamic_64
10047 and ix86_gen_tls_local_dynamic_base_64.
10048 (legitimize_tls_address): Use ix86_gen_tls_global_dynamic_64 and
10049 ix86_gen_tls_local_dynamic_base_64.
10051 * config/i386/i386.md (*tls_global_dynamic_64): Renamed to ...
10052 (*tls_global_dynamic_64_<mode>): This.
10053 (tls_global_dynamic_64): Renamed to ...
10054 (tls_global_dynamic_64_<mode>): This.
10055 (*tls_local_dynamic_base_64): Renamed to ...
10056 (*tls_local_dynamic_base_64_<mode>): This.
10057 (tls_local_dynamic_base_64): Renamed to ...
10058 (tls_local_dynamic_base_64_<mode>): This.
10060 2012-03-12 H.J. Lu <hongjiu.lu@intel.com>
10062 * config/i386/i386.c (ix86_option_override_internal): Properly
10063 set ix86_gen_leave and ix86_gen_monitor. Check Pmode == DImode,
10064 instead of TARGET_64BIT, to set ix86_gen_add3, ix86_gen_sub3,
10065 ix86_gen_one_cmpl2, ix86_gen_andsp, ix86_gen_allocate_stack_worker,
10066 ix86_gen_adjust_stack_and_probe and ix86_gen_probe_stack_range.
10068 * config/i386/sse.md (sse3_monitor64): Renamed to ...
10069 (sse3_monitor64_<mode>): This.
10071 2012-03-12 Tristan Gingold <gingold@adacore.com>
10073 * config/ia64/ia64.c (ia64_function_arg_1): Move code around.
10074 (ia64_function_arg_advance): Ditto.
10076 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
10078 * config.gcc (mips*-*-openbsd*): Remove.
10079 * config/mips/openbsd.h: Remove.
10080 * config/mips/sdb.h: Remove.
10082 * config/mips/mips.h (SDB_OUTPUT_SOURCE_LINE): Remove.
10083 * config/mips/mips.c (sdb_label_count): Remove.
10084 (mips_debugger_offset): Remove #if 0 code.
10085 (mips_output_function_prologue) [SDB_DEBUGGING_INFO]: Remove.
10086 * config/mips/sde.h (SDB_DEBUGGING_INFO): Don't undef.
10088 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
10090 * doc/install.texi (Specific, i?86-*-solaris2.[89]): Update
10091 binutils reference.
10092 (Specific, i?86-*-solaris2.10): Remove GCC 4.0 reference.
10093 Update binutils references.
10094 (Specific, *-*-solaris2*): Mention bundled GCC in Solaris 10 and 11.
10095 Update binutils reference.
10096 Update Sun as/GNU ld caveat.
10097 Document binutils largefile requirement for LTO plugin.
10098 Remove reference to alternate libpthread.
10100 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
10102 * config.gcc (alpha*-dec-osf5.1*): Remove.
10103 * config.host (alpha*-dec-osf*): Remove.
10104 * configure.ac (*-*-osf*): Remove.
10105 (alpha*-dec-osf*): Remove.
10106 * configure: Regenerate.
10108 * config/alpha/host-osf.c, config/alpha/osf5.h, config/alpha/osf5.opt,
10109 config/alpha/va_list.h, config/alpha/x-osf: Remove.
10111 * config/alpha/alpha.h (TARGET_LD_BUGGY_LDGP): Remove.
10112 * config/alpha/alpha.c (struct machine_function): Update comment.
10113 (alpha_start_function): Remove Tru64 UNIX as handling for
10115 * config/alpha/alpha.md ("exception_receiver"): Remove
10116 TARGET_LD_BUGGY_LDGP.
10117 ("*exception_receiver_2"): Likewise.
10118 * except.c (finish_eh_generation): Remove Tru64 reference.
10119 * ginclude/stdarg.h [_HIDDEN_VA_LIST]: Don't undef _VA_LIST.
10120 * system.h (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Poison.
10121 * target.def (handle_pragma_extern_prefix): Remove.
10123 * Makefile.in (mips-tfile.o-warn): Remove.
10124 (ALL_HOST_BACKEND_OBJS): Remove mips-tfile.o, mips-tdump.o.
10125 (mips-tfile, mips-tfile.o, mips-tdump, mips-tdump.o): Remove.
10126 * mips-tdump.c, mips-tfile.c: Remove.
10128 * doc/extend.texi (Symbol-Renaming Pragmas): Remove #pragma
10130 * doc/install.texi (Binaries): Remove Tru64 UNIX reference.
10131 (Specific, alpha*-dec-osf5.1): Note removal.
10132 * doc/tm.texi.in (Misc, TARGET_HANDLE_PRAGMA_EXTERN_PREFIX):
10134 * doc/tm.texi: Regenerate.
10135 * doc/trouble.texi (Cross-Compiler Problems): Remove.
10137 2012-03-12 Richard Guenther <rguenther@suse.de>
10139 * config/arm/arm.c (neon_dereference_pointer): Do not call
10140 covert during RTL expansion.
10142 2012-03-12 Tristan Gingold <gingold@adacore.com>
10144 * doc/invoke.texi (VMS Options): Merge Alpha/VMS and IA-64/VMS
10145 Options. Mention -mpointer-size.
10147 2012-03-12 Richard Guenther <rguenther@suse.de>
10149 * config/alpha/alpha.c (alpha_gimplify_va_arg): Use
10150 build_nonstandard_integer_type.
10152 2012-03-12 Richard Guenther <rguenther@suse.de>
10154 * tree.c (signed_or_unsigned_type_for): Use
10155 build_nonstandard_integer_type.
10156 (signed_type_for): Adjust documentation.
10157 (unsigned_type_for): Likewise.
10158 * tree-pretty-print.c (dump_generic_node): Use standard names
10159 for non-standard integer types if available.
10161 2012-03-12 Tristan Gingold <gingold@adacore.com>
10163 * config/vms/vms.opt: Add vms-opts.h header.
10164 (mmalloc64): Use flag_vms_malloc64 flag instead of MALLOC64
10166 (-mvms-return-codes): Document.
10167 (-mpointer-size): New option.
10168 (vms_pointer_size): Add enumeration.
10169 * config/vms/vms-opts.h: New file.
10170 * config/vms/vms.h (TARGET_OS_CPP_BUILTINS): Define
10171 __INITIAL_POINTER_SIZE.
10172 (POINTER_SIZE, SIZE_TYPE, PTRDIFF_TYPE): Adjust definition.
10173 (C_COMMON_OVERRIDE_OPTIONS): Define.
10174 (DWARF2_ADDR_SIZE): Define.
10175 * config/vms/vms.c (vms_patch_builtins): Adjust condition.
10176 * config/vms/vms-protos.h (vms_c_common_override_options):
10178 * config/vms/vms-c.c (vms_pragma_pointer_size): Ignore pragma
10179 if -mno-pointer-size.
10180 (vms_c_common_override_options): New function.
10181 * config/ia64/vms.h (TARGET_DEFAULT): Remove MASK_MALLOC64.
10182 * config/alpha/vms.h (TARGET_DEFAULT): Remove MASK_MALLOC64.
10183 (MALLOC_ABI_ALIGNMENT): Use flag_vms_malloc64
10184 and flag_vms_pointer_size.
10185 (MASK_RETURN_ADDR): Set according to flag_vms_pointer_size.
10186 * config.gcc (*-*-*vms*): Define xm_file.
10187 (alpha*-dec-*vms*): Do not define xm_file.
10188 (alpha64-dec-*vms*): Remove.
10189 (ia64-hp-*vms*): Do not define xm_file. Simplify tm_file
10192 2012-03-12 Jakub Jelinek <jakub@redhat.com>
10194 PR tree-optimization/51721
10195 * tree-vrp.c (register_edge_assert_for_2): Add asserts for unsvar
10196 if (int) unsvar cmp CST.
10198 2012-03-12 Richard Guenther <rguenther@suse.de>
10200 * tree-sra.c (create_access_replacement): Only rename the replacement
10201 if we can rewrite it into SSA form. Properly mark register typed
10202 replacements that we cannot rewrite with TREE_ADDRESSABLE.
10203 * tree-cfg.c (verify_expr): Fix BIT_FIELD_REF verification
10204 for aggregate or BLKmode results.
10206 2012-03-12 Jakub Jelinek <jakub@redhat.com>
10208 PR tree-optimization/52533
10209 * tree-vrp.c (register_edge_assert_for_2): Use double_int
10210 type for mask, only handle shifts by non-zero in-range
10211 shift count, for LE_EXPR and GT_EXPR if new_val is
10212 maximum, don't add the assertion.
10214 2012-02-12 Kirill Yukhin <kirill.yukhin@intel.com>
10216 * doc/invoke.texi: Document -mrtm option.
10217 * common/config/i386/i386-common.c (OPTION_MASK_ISA_RTM_SET): New.
10218 (OPTION_MASK_ISA_RTM_UNSET): Ditto.
10219 (ix86_handle_option): Handle OPT_mrtm.
10220 * config.gcc (i[34567]86-*-*): Add rtmintrin.h and
10222 (x86_64-*-*): Ditto.
10223 * i386-builtin-types.def (INT_FTYPE_VOID): New.
10224 * config/i386/i386-c.c (ix86_target_macros_internal): Define
10226 (ix86_target_string): Define -mrtm option.
10228 (ix86_option_override_internal): Extend "corei7-avx" with RTM option.
10230 (ix86_valid_target_attribute_inner_p): Add OPT_mrtm.
10231 (ix86_builtins): Add IX86_BUILTIN_XBEGIN, IX86_BUILTIN_XEND,
10232 IX86_BUILTIN_XTEST.
10233 (bdesc_special_args): Ditto.
10234 (ix86_init_mmx_sse_builtins): Add IX86_BUILTIN_XABORT.
10235 (ix86_expand_special_args_builtin): Handle new built-in type.
10236 (ix86_expand_builtin): Handle XABORT instruction.
10237 * config/i386/i386.h (TARGET_RTM): New.
10238 * config/i386/i386.md (UNSPECV_XBEGIN): New.
10239 (UNSPECV_XEND): Ditto.
10240 (UNSPECV_XABORT): Ditto.
10241 (UNSPECV_XTEST): Ditto.
10248 * config/i386/i386.opt (mrtm): New.
10249 * config/i386/immintrin.h: Include rtmintrin.h and xtestintrin.h.
10250 * config/i386/rtmintrin.h: New header.
10251 * config/i386/xtestintrin.h: Ditto.
10253 2012-03-12 Tristan Gingold <gingold@adacore.com>
10255 * ginclude/stddef.h: Adjust previous patch.
10256 Use __VMS__ instead of VMS.
10258 2012-03-12 Uros Bizjak <ubizjak@gmail.com>
10260 * config/i386/i386.md (setcc + movzbl to xor + setcc peephole2):
10261 Also convert sequences with CC setting arithmetic instruction.
10263 2012-03-11 Sandra Loosemore <sandra@codesourcery.com>
10265 * doc/invoke.texi (Option Summary): Move -no-integrated-cpp
10266 from C Language Options to Preprocessor Options.
10267 (C Dialect Options): Move -no-integrated-cpp documentation
10269 (Preprocessor Options): ...to here. Rewrite the description
10270 so it makes more sense, and remove discussion of merging front ends.
10272 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
10274 * config/i386/i386.c (ix86_expand_movmem): Use word_mode for size
10276 (ix86_expand_setmem): Likewise.
10278 2012-03-11 Uros Bizjak <ubizjak@gmail.com>
10280 * config/i386/i386.c (ix86_zero_extend_to_Pmode): Rewrite using
10283 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
10285 * config/i386/i386.c (ix86_trampoline_init): Use movl for 64bit if
10286 ptr_mode == SImode. Replace DImode with Pmode or ptr_mode.
10288 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
10290 * config/i386/i386.c (x86_this_parameter): Replace DImode with Pmode.
10292 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
10294 * config/i386/i386.md (lwp_slwpcb): Check Pmode instead of
10297 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
10298 Uros Bizjak <ubizjak@gmail.com>
10300 * config/i386/predicates.md (call_insn_operand): Allow
10301 constant_call_address_operand in Pmode only.
10302 (sibcall_insn_operand): Ditto.
10303 * config/i386/i386.md (*call): Use W mode iterator instead of P mode.
10304 (*call_vzeroupper): Ditto.
10306 (*sibcall_vzeroupper): Ditto.
10307 (*call_value): Ditto.
10308 (*call_value_vzeroupper): Ditto.
10309 (*sibcall_value): Ditto.
10310 (*sibcall_value_vzeroupper): Ditto.
10311 (*indirect_jump): Ditto.
10312 (*tablejump_1): Ditto.
10313 (indirect_jump): Convert memory address to word mode for TARGET_X32.
10314 (tablejump): Ditto.
10315 * config/i386/i386.c (ix86_expand_call): Convert indirect operands
10318 2012-03-11 Oleg Endo <olegendo@gcc.gnu.org>
10321 * config/sh/sh.md (movnegt): Expand into respective insns immediately.
10322 Use movrt_negc instead of negc pattern for non-SH2A.
10323 (*movnegt): Remove.
10324 (*movrt_negc, *negnegt, *movtt, *movt_qi): New insns and splits.
10326 2012-03-10 H.J. Lu <hongjiu.lu@intel.com>
10328 * config/i386/i386.c (ix86_decompose_address): Disallow fs:(reg)
10329 if Pmode != word_mode.
10330 (legitimize_tls_address): Call gen_tls_initial_exec_x32 if
10331 Pmode == SImode for TARGET_X32.
10333 * config/i386/i386.md (UNSPEC_TLS_IE_X32): New.
10334 (tls_initial_exec_x32): Likewise.
10336 2012-03-10 Chung-Lin Tang <cltang@codesourcery.com>
10338 PR rtl-optimization/52528
10339 * combine.c (can_combine_p): Add setting of subst_low_luid
10340 before call to expand_field_assignment().
10342 2012-03-09 Sandra Loosemore <sandra@codesourcery.com>
10344 * doc/invoke.texi: Use correct names/markup for "GCC", "GDB", "ld",
10345 and related program names.
10347 2012-03-09 Sandra Loosemore <sandra@codesourcery.com>
10349 * doc/invoke.texi: Use correct names for "DWARF", "stabs", and "ELF".
10351 2012-03-09 Uros Bizjak <ubizjak@gmail.com>
10354 * config/i386/i386.c (ix86_print_operand): Handle 'E' operand modifier.
10355 (ix86_print_operand_address): Handle UNSPEC_LEA_ADDR. Do not fallback
10356 to set code to 'q'.
10357 * config/i386/i386.md (UNSPEC_LEA_ADDR): New unspec.
10358 (*movdi_internal_rex64): Use %E operand modifier for lea.
10359 (*movsi_internal): Ditto.
10361 (*lea<mode>_2): Ditto.
10362 (*lea_{3,4,5,6}_zext): Ditto.
10363 (*tls_global_dynamic_32_gnu): Ditto.
10364 (*tls_global_dynamic_64): Ditto.
10365 (*tls_dynamic_gnu2_lea_32): Ditto.
10366 (*tls_dynamic_gnu2_lea_64): Ditto.
10367 (pro_epilogue_adjust_stack_<mode>_add): Ditto.
10369 2012-03-09 Michael Meissner <meissner@linux.vnet.ibm.com>
10371 * config/rs6000/linux64.h (OPTION_TARGET_CPU_DEFAULT): Do not
10372 redefine to be NULL if the current bit-size is different from the
10373 configured bit-size.
10375 * config/rs6000/rs6000.c (rs6000_option_override_internal): If the
10376 cpu is defaulted, use PROCESSOR_DEFAULT and PROCESSOR_DEFAULT64 to
10377 set the default tuning. Add asserts to make sure the cpu and tune
10378 indexes are defined. Fix tests for cpu/tune index to use >= 0 to
10379 test whether the index is set, instead of > 0.
10380 (rs6000_file_start): Do not reset the default cpu if the current
10381 bit-size is different from the configured bit-size.
10383 2012-03-09 Tristan Gingold <gingold@adacore.com>
10385 * config/vms/vms-crtlmap.map: Add comments.
10386 Add entries needed to build Ada RTS.
10388 2012-03-09 Tristan Gingold <gingold@adacore.com>
10390 * ginclude/stddef.h: Do not define __size_t on VMS.
10392 2012-03-09 Tristan Gingold <gingold@adacore.com>
10394 * c-tree.h (c_default_pointer_mode): New variable.
10395 * c-decl.c (c_default_pointer_mode): New variable.
10396 (c_build_pointer_type): New function.
10397 (grokdeclarator): Call c_build_pointer_type instead
10398 of build_pointer_type.
10400 * config/vms/vms-c.c: Include c-tree.h
10401 (saved_pointer_mode): New variable.
10402 (handle_pragma_pointer_size): New function.
10403 (vms_pragma_pointer_size, vms_pragma_required_pointer_size): Likewise.
10404 (vms_c_register_pragma): Register __pointer_size and
10405 __required_pointer_size pragmas.
10407 2012-03-09 Tristan Gingold <gingold@adacore.com>
10409 * config/vms/vms-c.c (vms_construct_include_filename): New function.
10410 (vms_c_register_includes): Reference it.
10412 2012-03-09 Andrew Pinski <apinski@cavium.com>
10414 PR middle-end/51988
10415 * tree-ssa-phiopt.c: Include tree-pretty-print.h for
10416 print_generic_expr.
10417 (tree_ssa_phiopt_worker): Go through all the PHIs for
10418 value_replacement instead of just the singleton one.
10419 (value_replacement): Change return type to int. Return 0 instead of
10421 Allow the middle basic block to contain more than just the defining
10423 Handle non empty middle basic blocks.
10424 * Makefile.in (tree-ssa-phiopt.o): Add tree-pretty-print.h.
10426 2012-03-09 Jiangning Liu <jiangning.liu@arm.com>
10428 * tree-scalar-evolution (interpret_rhs_expr): generate chrec for
10429 array reference and component reference.
10430 (analyze_scalar_evolution_for_address_of): New.
10432 2012-03-08 Jie Zhang <jzhang918@gmail.com>
10435 * config/bfin/bfin.c (hwloop_optimize): Fix unused variable warnings.
10436 (hwloop_pattern_reg): Fix set but not used warning.
10437 (bfin_reorg_loops): Remove unused parameter.
10438 (bfin_reorg): Update use of bfin_reorg_loops.
10440 2012-03-08 H.J. Lu <hongjiu.lu@intel.com>
10442 * config/i386/i386.c (setup_incoming_varargs_64): Use word_mode
10443 with integer parameters in registers.
10444 (gen_push): Push register in word_mode instead of Pmode.
10445 (ix86_emit_save_regs): Likewise.
10446 (ix86_emit_save_regs_using_mov): Save integer registers in word_mode.
10447 (gen_pop): Pop register in word_mode instead of Pmode.
10448 (ix86_emit_restore_regs_using_pop): Likewise.
10449 (ix86_expand_prologue): Replace Pmode with word_mode for push
10450 immediate. Use ix86_gen_pro_epilogue_adjust_stack. Save and
10451 restore RAX and R10 in word_mode.
10452 (ix86_emit_restore_regs_using_mov): Restore integer registers
10454 (ix86_expand_split_stack_prologue): Save R10_REG and restore in
10456 (ix86_split_to_parts): Use word_mode with PUT_MODE for push.
10457 (ix86_split_long_move): Likewise.
10459 * config/i386/i386.md (W): New.
10460 (*push<mode>2_prologue): Replace :P with :W.
10461 (*pop<mode>1): Likewise.
10462 (*pop<mode>1_epilogue): Likewise.
10463 (push/pop peephole2): Use word_mode scratch registers.
10465 2012-03-08 Uros Bizjak <ubizjak@gmail.com>
10467 * config/i386/predicates.md (indirect_branch_operand): Simplify.
10469 2012-03-08 Georg-Johann Lay <avr@gjlay.de>
10471 * config/avr/avr.md (*addhi3, addhi3_clobber): Add "w" alternative
10472 for constants in [-63,63].
10474 2012-03-08 Uros Bizjak <ubizjak@gmail.com>
10478 2012-03-04 H.J. Lu <hongjiu.lu@intel.com>
10480 * config/i386/i386.c (ix86_print_operand_address): Only handle
10481 zero-extended DImode addresses.
10483 2012-03-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
10485 * configure.ac (gcc_cv_as_ix86_tlsldmplt): Add label.
10486 * configure: Regenerate.
10488 2012-03-08 Georg-Johann Lay <avr@gjlay.de>
10491 * config/avr/avr.c (avr_mem_clobber): New static function.
10492 (avr_expand_delay_cycles): Add memory clobber operand to
10493 delay_cycles_1, delay_cycles_2, delay_cycles_3, delay_cycles_4.
10494 * config/avr/avr.md (unspec): Add UNSPEC_MEMORY_BARRIER.
10495 (enable_interrupt, disable_interrupt): New expander.
10496 (nopv, sleep, wdr): New expanders.
10497 (delay_cycles_1): Add memory clobber.
10498 (delay_cycles_2): Add memory clobber.
10499 (delay_cycles_3): Add memory clobber.
10500 (delay_cycles_4): Add memory clobber.
10501 (cli_sei): New insn from former "enable_interrupt",
10502 "disable_interrupt" with memory clobber.
10503 (*wdt): New insn from former "wdt" with memory clobber.
10504 (*nopv): Similar, but for "nopv".
10505 (*sleep): Similar, but for "sleep".
10507 2012-03-07 Oleg Endo <olegendo@gcc.gnu.org>
10508 Kaz Kojima <kkojima@gcc.gnu.org>
10511 * config/sh/sh.opt (msoft-atomic): Use Var instead of Mask.
10512 * config/sh/linux.h (TARGET_DEFAULT): Remove MASK_SOFT_ATOMIC.
10513 (SUBTARGET_OVERRIDE_OPTIONS): Define.
10515 2012-03-07 Uros Bizjak <ubizjak@gmail.com>
10517 * config/i386/predicates.md (x86_64_zext_general_operand): New.
10518 * config/i386/i386.md (*zero_extendsidi2_rex64): Change operand 1
10519 predicate to x86_64_zext_general_operand. Accept "Z" constraint.
10521 2012-03-07 Walter Lee <walt@tilera.com>
10523 * config/tilegx/tilegx.c (tilegx_expand_prologue): Don't generate
10524 REG_CFA_* notes for the stack pointer.
10525 (tilegx_expand_epilogue): Restore stack pointer by adjusting it by
10526 EH_RETURN_STACKADJ_RTX.
10527 * config/tilepro/tilepro.c (tilepro_expand_prologue): Don't
10528 generate REG_CFA_* notes for the stack pointer.
10529 (tilepro_expand_epilogue): Restore stack pointer by adjusting it
10530 by EH_RETURN_STACKADJ_RTX.
10532 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
10534 * doc/invoke.texi (AVR Built-in Macros): Correct condition for
10535 when __AVR_3_BYTE_PC__ is defined.
10537 2012-03-07 Uros Bizjak <ubizjak@gmail.com>
10539 * config/i386/i386.c (ix86_print_operand_punct_valid_p): Add '^'.
10540 (ix86_print_operand): Handle '^'.
10541 * config/i386/i386.md (*strmovdi_rex_1): Macroize memory operands
10542 using P mode iterator. Add %^ to asm template to conditionally emit
10544 (*rep_movdi_rex64): Ditto.
10545 (*strsetdi_rex_1): Ditto.
10546 (*rep_stosdi_rex64): Ditto.
10547 (*strmov{si,hi,qi}_1): Add %^ to asm template to
10548 conditionally emit addr32 prefix.
10549 (*rep_mov{si,qi}): Ditto.
10550 (*strset{si,hi,qi}): Ditto.
10551 (*rep_stos{si,qi}): Ditto.
10552 (*cmpstrnqi_nz_1): Ditto.
10553 (*cmpstrnqi_1): Ditto.
10554 (*strlenqi_1): Ditto.
10556 2012-03-07 H.J. Lu <hongjiu.lu@intel.com>
10558 * config/i386/i386.c (function_value_64): Return pointers in
10559 word_mode instead of Pmode.
10560 (ix86_promote_function_mode): Likewise.
10562 2012-03-07 Richard Guenther <rguenther@suse.de>
10564 * coverage.c (get_gcov_type): Use type_for_mode.
10565 (get_gcov_unsigned_t): Likewise.
10566 * expr.c (store_constructor): Use type_for_mode.
10567 (try_casesi): Likewise.
10568 * tree-ssa-loop-ivopts.c (add_standard_iv_candidates_for_size): Remove.
10569 (add_standard_iv_candidates): Use standard type trees.
10570 * dojump.c (do_jump): Remove dead code.
10572 2012-03-07 Richard Guenther <rguenther@suse.de>
10574 * c-typeck.c (pointer_diff): Use c_common_type_for_size.
10576 2012-03-07 Richard Guenther <rguenther@suse.de>
10578 * convert.c (strip_float_extensions): Move ...
10579 * tree.c (strip_float_extensions): ... here.
10581 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
10584 * config/avr/avr.md (xload<mode>_A): Add R22... to register footprint.
10586 2012-03-07 Richard Guenther <rguenther@suse.de>
10588 * omp-low.c (extract_omp_for_data): Use signed_type_for.
10589 (expand_omp_for_generic): Likewise.
10590 (expand_omp_for_static_nochunk): Likewise.
10591 (expand_omp_for_static_chunk): Likewise.
10592 * tree-vect-stmts.c (vect_gen_perm_mask): Use type_for_mode.
10593 * tree-vect-slp.c (vect_transform_slp_perm_load): Likewise.
10594 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop):
10595 Use unsigned_type_for.
10596 (vect_create_cond_for_align_checks): Use signed_type_for.
10598 2012-03-07 Andrey Belevantsev <abel@ispras.ru>
10600 PR rtl-optimization/52203
10601 * sel-sched.c (estimate_insn_cost): New parameter pempty. Adjust
10602 all callers to pass NULL except ...
10603 (reset_sched_cycles_in_current_ebb): ... here, save the value
10604 in new variable 'empty'. Increase issue_rate only for
10607 2012-03-07 Ralf Corsépius <ralf.corsepius@rtems.org>
10610 * Makefile.in: Let install-gcc-ar depend on installdirs,
10611 gcc-ar$(exeext), gcc-nm$(exeext), gcc-ranlib$(exeext).
10612 Don't double canonicalize if cross-compiling.
10614 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
10617 * gcc/config/avr/avr.c (expand_epilogue): Fix order of restoration
10618 to: RAMPZ, RAMPY, RAMPX, RAMPD.
10619 (expand_prologue): Only clear RAMPZ if it has effect on RAM-read.
10621 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
10624 * config/avr/avr.c (avr_out_xload): Don't read unintentionally
10626 * config/avr/avr.md (xload_8): Adjust insn length.
10628 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
10631 * gcc/config/avr/avr.c (avr_out_lpm): Clear RAMPZ after usage
10632 if RAMPZ affects reading from RAM.
10634 2012-03-07 Richard Guenther <rguenther@suse.de>
10638 * doc/invoke.texi (Precompiled Headers): Remove sentence that
10639 suggests you can include PCHs from inside another header.
10641 2012-03-07 Richard Sandiford <rdsandiford@googlemail.com>
10643 PR middle-end/52515
10644 * rtl.h (pc_rtx, cc0_rtx, ret_rtx, simple_return_rtx): Add GTY markers.
10646 2012-03-07 Kai Tietz <ktietz@redhat.com>
10648 * doc/invoke.texi (fwritable-relocated-rdata): Document
10649 new Cygwin/MinGW target option.
10650 * config/i386/winnt.c (i386_pe_unique_section): Ignore
10651 reloc if flag -fwritable-relocated-rdata is not set.
10652 (i386_pe_section_type_flags): Likewise.
10653 * config/i386/cygming.opt (fwritable-relocated-rdata):
10654 Add new flag variable flag_writable_rel_rdata.
10656 2012-03-07 Richard Guenther <rguenther@suse.de>
10658 * tree-ssa-math-opts.c (convert_mult_to_widen): Check actual
10659 precision against gimple constraints.
10661 2012-03-06 Richard Sandiford <rdsandiford@googlemail.com>
10663 PR middle-end/52372
10664 * rtl.h (pc_rtx, ret_rtx, simple_return_rtx, cc0_rtx): Redefine as
10666 (GR_PC, GR_CC0, GR_RETURN, GR_SIMPLE_RETURN): Delete.
10667 * emit-rtl.c (pc_rtx, ret_rtx, simple_return_rtx, cc0_rtx): New
10669 (init_emit_regs): Move associated initialization to...
10670 (init_emit_once): ...here.
10672 2012-03-06 Richard Henderson <rth@redhat.com>
10674 * config/m68k/m68k.h (ISA_HAS_TAS): New.
10675 * config/m68k/sync.md (atomic_test_and_set): Use it.
10676 (atomic_test_and_set_1): Likewise.
10678 2012-03-06 Michael Meissner <meissner@linux.vnet.ibm.com>
10681 * config/rs6000/vector.md (vector_uneq<mode>): Add support for
10682 UNEQ, LTGT, ORDERED, and UNORDERED IEEE vector comparisons.
10683 (vector_ltgt<mode>): Likewise.
10684 (vector_ordered<mode>): Likewise.
10685 (vector_unordered<mode>): Likewise.
10686 * config/rs6000/rs6000.c (rs6000_emit_vector_compare_inner): Likewise.
10688 2012-03-06 Aldy Hernandez <aldyh@redhat.com>
10690 * trans-mem.c: New typedef for tm_region_p.
10691 Define vector types for tm_region_p.
10692 (tm_region_init): Replace region_worklist to a vector called
10695 2012-03-06 Richard Guenther <rguenther@suse.de>
10697 * fold-const.c (build_fold_addr_expr_with_type_loc): Fold
10698 MEM_REF with constant pointer operand.
10700 2012-03-06 Richard Guenther <rguenther@suse.de>
10702 PR middle-end/52493
10703 * tree-ssa-alias.c (ptr_derefs_may_alias_p): Robustify.
10705 2012-03-06 Tristan Gingold <gingold@adacore.com>
10707 * config/vms/vms-c.c (vms_pragma_nomember_alignment): Handle octaword.
10708 (external_model_kind): Improve documentation.
10709 (vms_pragma_extern_model): Handle relaxed_redef.
10710 (vms_c_register_pragma): Allow expansion for nomember_alignment.
10712 2012-03-06 Georg-Johann Lay <avr@gjlay.de>
10714 * doc/invoke.texi (AVR Options): -mmcu=: Document the XMEGA cores.
10715 Explain RAMPD, RAMPX, RAMPDY, RAMPZ usage by avr-gcc.
10716 Some more notes on EIND usage and reorder EIND subsection.
10718 2012-03-06 Tristan Gingold <gingold@adacore.com>
10720 * config/vms/vms.c (VMS_CRTL_LDBL): Rename from VMS_CRTL_PRNTF.
10721 * config/vms/vms-crtlmap.map: Rename PRNTF to LDBL.
10723 2012-03-06 Tristan Gingold <gingold@adacore.com>
10725 * config/vms/t-vmsnative (version): Define.
10726 * config/vms/t-vms (STMP_FIXPROTO, STMP_FIXINC, version): Remove.
10728 2012-03-06 Andrey Belevantsev <abel@ispras.ru>
10730 PR rtl-optimization/52250
10731 * sel-sched-ir.c (maybe_tidy_empty_bb): Try harder to find a bb
10732 to put note list into. Unconditionally call move_bb_info.
10733 (move_bb_info): Do not assert the blocks being in the same region,
10734 just drop the note list if they are not.
10736 2012-03-06 Oleg Endo <olegendo@gcc.gnu.org>
10739 * config/sh/sh.c (sh_expand_t_scc): Remove SH2A special case
10740 and use unified expansion logic.
10741 * config/sh/sh.md (xorsi3_movrt): Rename to movrt. Move
10742 closer to the existing movt insn.
10743 (negc): Rename insn to *negc. Add new expander.
10744 (movnegt): Use xor pattern for T bit negation. Reserve helper
10745 constant for negc pattern.
10746 (*movnegt): New insn and splitter.
10748 2012-03-05 Bernd Schmidt <bernds@codesourcery.com>
10750 * c-typeck.c (pointer_diff): Check for POINTER_PLUS_EXPR, not
10753 2012-03-05 Richard Henderson <rth@redhat.com>
10755 * genemit.c (main): Include "target.h" in insn-emit.c.
10756 * Makefile.in (insn-emit.o): Depend on TARGET_H.
10757 * config/sh/sync.md (atomic_test_and_set): Reference
10758 targetm.atomic_test_and_set_trueval instead of
10759 TARGET_ATOMIC_TEST_AND_SET_TRUEVAL.
10761 2012-03-05 Joern Rennecke <joern.rennecke@embecosm.com>
10763 * config/epiphany/epiphany.c (epiphany_function_value_regno_p):
10766 2012-03-05 Steven Bosscher <steven@gcc.gnu.org>
10768 * langhooks.c (add_builtin_type): New function.
10769 * langhooks.h (add_builtin_type): Export it.
10770 * config/mep/mep.c (mep_init_builtins): Use it.
10771 * config/rs6000/rs6000.c (rs6000_init_builtins): Use it.
10773 2012-03-05 Jakub Jelinek <jakub@redhat.com>
10776 * tree.h (BLOCK_SAME_RANGE): Define.
10777 * function.c (block_fragments_nreverse): Clear BLOCK_SAME_RANGE
10778 if BLOCK_FRAGMENT_CHAIN is non-NULL, but has it cleared.
10779 Also clear BLOCK_SAME_RANGE if fragment chain's supercontext fragment
10780 isn't equal to supercontext fragment's fragment chain.
10781 Adjust BLOCK_SUPERCONTEXT to point to supercontext fragment's
10783 (blocks_nreverse_all): Likewise.
10784 (reorder_blocks_1): Compute BLOCK_SAME_RANGE bits. Set
10785 BLOCK_SUPERCONTEXT to supercontext fragment instead of
10786 supercontext fragment's fragment origin.
10787 * dwarf2out.c (add_high_low_attributes): If stmt has the same
10788 range as its parent (or parents thereof etc.), use the parent's
10789 DW_AT_ranges value instead of creating a new .debug_ranges range.
10791 2012-03-05 Richard Henderson <rth@redhat.com>
10794 Revert: 2011-11-26 Richard Henderson <rth@redhat.com>
10795 * omp-low.c (expand_omp_atomic): Assume anything aligned to
10796 BIGGEST_ALIGNMENT is aligned.
10798 2012-03-05 Richard Henderson <rth@redhat.com>
10800 * config/sh/sh.h (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): Move...
10801 * config/sh/sh.c: ... here.
10803 2012-03-05 Richard Henderson <rth@redhat.com>
10806 * config/m68k/sync.md (atomic_test_and_set): Use expand_simple_unop
10807 instead of calling negqi2 directly.
10809 2012-03-05 Aldy Hernandez <aldyh@redhat.com>
10811 PR middle-end/52463
10812 * trans-mem.c (tm_region_init): Use last_basic_block.
10814 2012-03-05 Oleg Endo <olegendo@gcc.gnu.org>
10816 * config/sh/sh.h (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New hook.
10817 * config/sh/sync.md (atomic_test_and_set): New expander.
10818 (tasb, atomic_test_and_set_soft): New insns.
10819 * config/sh/sh.opt (menable-tas): New option.
10820 * doc/invoke.texi (SH Options): Document it.
10822 2012-03-05 Richard Guenther <rguenther@suse.de>
10824 * cfgloop.c (verify_loop_structure): Verify dominators before
10826 * graphite-clast-to-gimple.c (graphite_verify): Do not verify
10827 dominators from here.
10828 * graphite-scop-detection.c (create_sese_edges): Likewise.
10829 * loop-doloop.c (doloop_optimize_loops): Likewise.
10830 * loop-init.c (loop_optimizer_init): Likewise.
10831 * loop-unroll.c (unroll_and_peel_loops): Likewise.
10832 * loop-unswitch.c (unswitch_loops): Likewise.
10833 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Likewise.
10834 * tree-parloops.c (parallelize_loops): Likewise. Verify
10835 only when checking is enabled.
10836 * tree-loop-distribution.c (tree_loop_distribution): Likewise.
10838 2012-03-05 Bernd Schmidt <bernds@codesourcery.com>
10840 * genautomata.c (parse_automata_opt): New static function.
10841 (initiate_automaton_gen): Remove all option handling code. Remove
10842 argc argument. All callers changed.
10843 (main): Call init_rtx_reader_args_cb with the new function as argument.
10845 2012-03-05 Richard Guenther <rguenther@suse.de>
10847 * cfgexpand.c (gimple_expand_cfg): Free dominator info.
10848 * tree-if-conv.c (combine_blocks): Free post-dominator info
10850 * tree-parloops.c (create_parallel_loop): Free and re-compute
10851 dominator info after breaking it.
10853 2012-03-05 Richard Guenther <rguenther@suse.de>
10855 PR middle-end/52353
10856 * optabs.h (trapv_unoptab_p): New function.
10857 (trapv_binoptab_p): Likewise.
10858 * optabs.c (expand_binop): Use emit_libcall_block_1 with
10859 a proper equiv_may_trap argument.
10860 (expand_unop): Likewise.
10861 (emit_libcall_block_1): Take extra argument whether the
10862 instruction may trap. Renamed from ...
10863 (emit_libcall_block): ... this. New wrapper.
10865 2012-03-05 Jakub Jelinek <jakub@redhat.com>
10867 PR tree-optimization/51721
10868 * tree-vrp.c (register_edge_assert_for_2): If comparing
10869 lhs of right shift by constant with an integer constant,
10870 add ASSERT_EXPRs for the rhs1 of the right shift.
10872 * cfgrtl.c (cfg_layout_merge_blocks): Cleanup.
10874 2012-03-05 Richard Guenther <rguenther@suse.de>
10876 * tree.c (integer_zerop): Handle VECTOR_CSTs.
10877 (integer_onep): Likewise.
10878 (integer_all_onesp): Likewise.
10880 2012-03-05 Georg-Johann Lay <avr@gjlay.de>
10882 * config/avr/avr.md (*umaddqihi4.2): New insn-and-split.
10884 2012-03-04 H.J. Lu <hongjiu.lu@intel.com>
10886 * config/i386/i386.c (pro_epilogue_adjust_stack): Check Pmode
10887 instead of TARGET_64BIT.
10889 2012-03-04 H.J. Lu <hongjiu.lu@intel.com>
10891 * config/i386/i386.c (ix86_expand_prologue): Check Pmode to set
10894 2012-03-04 H.J. Lu <hongjiu.lu@intel.com>
10896 * config/i386/i386.c (ix86_print_operand_address): Only handle
10897 zero-extended DImode addresses.
10899 2012-03-04 Uros Bizjak <ubizjak@gmail.com>
10901 * config/i386/i386.c (ix86_print_operand) <case '+'>: Declare
10902 taken and cputaken as bool.
10904 2012-03-04 Uros Bizjak <ubizjak@gmail.com>
10906 * config/i386/constraints.md (Ya): New internal constraint.
10907 * config/i386/i386.md (zero_extendsidi2): Remove expansion.
10908 (*zero_extendsidi2_rex64): Add x,x alternative.
10909 (*zero_extendsidi2): Ditto. Add o,0 alternative.
10910 Remove flags reg clobber. Adjust corresponding splits.
10911 (zero_extend<mode>si2): Macroize expander from zero_extendhisi2 and
10912 zero_extendqisi2 expanders using SWI12 mode iterator.
10913 (zero_extend<mode>si2_and): Macroize insn from
10914 zero_extendhisi2_and and zero_extendqisi2_and. Merge corresponding
10916 (*zero_extend<mode>si2): Macroize insn from
10917 *zero_extendhisi2_movzbl and *zero_extendqisi2_movzbl.
10918 (*zero_extend*2_movzbl_and): Remove insn patterns.
10919 (zero_extendqihi2_and): Merge corresponding splitter.
10920 (*zero_extendqihi2): Rename from *zero_extendqihi2_movzbl.
10921 (*zero_extend*2_movzbl_and): Remove insn patterns.
10922 (*anddi_1): Split TYPE_IMOVX instructions.
10923 (*andsi_1): Use Ya for alternative 2. Split TYPE_IMOVX instructions.
10925 (and->zext splitter): Add splitter pattern.
10926 (zero extend with andsi3 splitter): Adjust zero_extend pattern.
10928 2012-03-04 Sandra Loosemore <sandra@codesourcery.com>
10930 * doc/invoke.texi (C++ Dialect Options): Minor copy-edits to
10932 (Debugging Options): Likewise.
10933 (Optimize Options): Likewise.
10934 (i386 and x86-64 Options): Discuss -march before -mtune, consistently
10935 with other architectures. Use official processor names with correct
10936 spelling/capitalization. Fix formatting and grammar issues.
10937 (i386 and x86-64 Windows Options): Similar cleanup here.
10939 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
10941 * config/sh/sh.md (abssi2): Add TARGET_SH1 condition.
10943 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
10945 * config/sh/sh.c (sh_dwarf_register_span): Don't apply
10946 DBX_REGISTER_NUMBER.
10948 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
10950 * config/sh/sh.c (shiftcosts): Return MAX_COST when the first
10951 operand is CONST_INT. Take COSTS_N_INSNS into account.
10952 (sh_rtx_costs): Don't apply COSTS_N_INSNS to the return value
10955 2012-03-02 Richard Henderson <rth@redhat.com>
10957 * optabs.c (expand_atomic_test_and_set): Honor
10958 atomic_test_and_set_trueval even when atomic_test_and_set
10959 optab is not in use.
10961 2012-03-02 Kaz Kojima <kkojima@gcc.gnu.org>
10965 * config/sh/sh.c (sh_register_move_cost): Increase cost between
10966 GENERAL_REGS and FP_REGS for SImode.
10968 2012-03-02 Oleg Endo <olegendo@gcc.gnu.org>
10971 * config/sh/sh.md (negdi2): Add TARGET_SH1 condition.
10972 (absdi2): New expander.
10973 (*absdi2, *negabsdi2, negdi_cond): New insns and splits.
10975 2012-03-02 Oleg Endo <olegendo@gcc.gnu.org>
10977 * config/sh/sync.md (atomic_exchange<mode>): New expander.
10978 (atomic_exchange<mode>_soft): New insn.
10980 2012-03-02 Oleg Endo <olegendo@gcc.gnu.org>
10982 * config/sh/sync.md: Update copyright notice dates.
10983 (atomic_compare_and_swap<mode>): Use SImode for return value instead
10985 (atomic_compare_and_swap<mode>_soft): Likewise.
10987 2012-03-02 Oleg Endo <olegendo@gcc.gnu.org>
10990 * config/sh/sh.h (LOOP_ALIGN): Move logic to sh_loop_align.
10991 * config/sh/sh.c: Update copyright notice dates.
10992 (sh_loop_align): Add logic from LOOP_ALIGN. Don't disable loop
10993 alignment for TARGET_HARD_SH4.
10994 (sh_option_override): Reduce default function alignment. Set
10995 loop alignment to 4 bytes when not optimizing for size.
10997 2012-03-02 Maxim Kuvyrkov <maxim@codesourcery.com>
10999 PR middle-end/50335
11000 * doc/invoke.texi (floop-flatten): Remove.
11001 * toplev.c (process_options): Remove references to flag_loop_flatten.
11002 * tree-ssa-loop.c (gate_graphite_transform): Same.
11003 * common.opt (floop-flatten): Obsolete.
11004 * graphite-poly.c (apply_poly_transforms): Remove reference to
11006 * Makefile.in (graphite-flattening.o): Remove.
11007 * graphite-flattening.c: Remove.
11009 2012-03-02 Uros Bizjak <ubizjak@gmail.com>
11011 * compare-elim.c (find_comparisons_in_bb): Eliminate only compares
11012 having mode compatible with the mode of previous compare. Substitute
11013 compare mode of previous compare with the mode, compatible
11014 with eliminated and previous compare.
11016 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
11018 * config/rs6000/dfp.md (floatdidd2): New define_insn.
11020 2012-03-02 Uros Bizjak <ubizjak@gmail.com>
11022 * config/i386/i386.c (ix86_cc_modes_compatible): Declare CCZmode
11023 compatible with CCGOCmode and CCGCmode.
11025 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
11027 * config/rs6000/vsx.md (vsx_set_<mode>): Reorder operands.
11029 2012-03-02 Ulrich Weigand <ulrich.weigand@linaro.org>
11031 * config/arm/arm.c (arm_sat_operator_match): New function.
11032 * config/arm/arm-protos.h (arm_sat_operator_match): Add prototype.
11033 * config/arm/arm.md ("insn" attribute): Add "sat" value.
11034 ("SAT", "SATrev"): New code iterators.
11035 ("SATlo", "SAThi"): New code iterator attributes.
11036 ("*satsi_<SAT:code>"): New pattern.
11037 ("*satsi_<SAT:code>_shift"): Likewise.
11038 * config/arm/arm-fixed.md ("arm_ssatsihi_shift"): Add "insn"
11039 and "shift" attributes.
11040 ("arm_usatsihi"): Add "insn" attribute.
11041 * config/arm/predicates.md (sat_shift_operator): Allow multiplication
11042 by powers of two. Do not allow shift by 32.
11044 2012-03-02 Uros Bizjak <ubizjak@gmail.com>
11047 * config/i386/i386.c (construct_container): Use gen_reg_or_parallel
11048 to pass the argument in the register of "natural" mode.
11050 2012-03-02 Richard Guenther <rguenther@suse.de>
11052 PR tree-optimization/52406
11053 * tree-data-ref.h: Update documentation about DR_BASE_OBJECT.
11054 (struct indices): Add unconstrained_base member.
11055 (struct dr_alias): Remove unused vops member.
11056 (DR_UNCONSTRAINED_BASE): New define.
11057 * tree-data-ref.c (dr_analyze_indices): For COMPONENT_REFs
11058 add indices to allow their disambiguation. Make DR_BASE_OBJECT
11059 be an artificial access that covers the whole indexed object,
11060 or mark it with DR_UNCONSTRAINED_BASE if we cannot do so. Canonicalize
11061 plain decl base-objects to their MEM_REF variant.
11062 (dr_may_alias_p): When the base-object of either data reference
11063 has unknown size use only points-to information.
11064 (compute_affine_dependence): Make dumps easier to read and
11066 * tree-vect-data-ref.c (vector_alignment_reachable_p): Use
11067 DR_REF when looking for packed references.
11068 (vect_supportable_dr_alignment): Likewise.
11070 2012-03-02 Greta Yorsh <Greta.Yorsh@arm.com>
11072 * config/arm/arm-ldmstm.ml (write_ldm_commutative_peephole):
11073 Improve conditions for peepholes of loads followed by commutative
11075 * config/arm/ldmstm.md: Regenerated.
11077 2012-03-02 Richard Guenther <rguenther@suse.de>
11079 * BASE-VER: Set to 4.8.0.
11081 2012-03-01 Richard Earnshaw <rearnsha@arm.com>
11083 * config.gcc (obsolete): Add all ARM targets using the FPA.
11084 (with_fpu): Obsolete selection of the FPA or Maverick on ARM.
11085 * doc/install.texi: Avoid references to obsolete ARM ports.
11087 2012-03-01 Joern Rennecke <joern.rennecke@embecosm.com>
11089 * config/epiphany/epiphany.md (movmisalign<mode>): New patterns.
11091 2012-03-01 Jeremy Bennett <jeremy.bennett@embecosm.com>
11092 Joern Rennecke <joern.rennecke@embecosm.com>
11094 * doc/extend.texi: Expand and update information on interrupt
11095 attribute for Epiphany.
11097 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
11099 * config/sh/sh-protos.h: Update copyright notice dates.
11100 * config/sh/sh.h: Likewise.
11101 * config/sh/sh.md: Likewise.
11102 * config/sh/constraints.md: Likewise.
11103 * config/sh/predicates.md: Likewise.
11105 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
11107 * config/sh/sh-protos.h (tertiary_reload_operand): Remove dead function.
11108 * config/sh/sh.c (tertiary_reload_operand): Likewise.
11110 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
11112 * config/sh/constraints.md: Fix comment typo.
11114 2012-03-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11117 * config/pa/pa.md (zvdep_imm32): Change type of variable x from int to
11118 unsigned HOST_WIDE_INT.
11119 (zvdep_imm64): Likewise.
11120 (vdepi_ior): Change type of variable x from int to HOST_WIDE_INT.
11121 (vdepi_and): Likewise.
11122 Likewise for unamed 64-bit patterns.
11123 * config/pa/predicates.md (lhs_lshift_cint_operand): Update comment.
11125 2012-03-01 Alexandre Oliva <aoliva@redhat.com>
11128 PR rtl-optimization/52417
11129 * cselib.c (cselib_any_perm_equivs): New variable.
11130 (cselib_reset_table): Check that it's not set when not
11131 preserving constants.
11132 (cselib_add_permanent_equiv): Set it.
11133 (cselib_have_permanent_equivalences): New.
11134 (cselib_init, cselib_finish): Reset it.
11135 * cselib.h (cselib_have_permanent_equivalences): Declare.
11136 * alias.c (get_addr): Restore earlier behavior when there
11137 aren't permanent equivalences.
11139 2012-03-01 Steven Bosscher <steven@gcc.gnu.org>
11141 * config/mn10300/mn10300-modes.def: Fix copyright notice.
11142 * config/v850/v850-modes.def: Fix copyright notice.
11144 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
11146 * doc/extend.texi (AVR Built-in Functions): Document
11147 __builtin_avr_flash_segment.
11149 * config/avr/builtins.def (__builtin_avr_flash_segment): New entry.
11150 * config/avr/avr.md (flash_segment, flash_segment1): New expanders.
11151 (*split.flash_segment): New insn-and-split.
11152 * config/avr/avr.c (avr_init_builtins): Add local variables:
11153 const_memx_void_node, const_memx_ptr_type_node,
11154 char_ftype_const_memx_ptr.
11156 2012-03-01 Jakub Jelinek <jakub@redhat.com>
11158 PR tree-optimization/52445
11159 * tree-ssa-phiopt.c (struct name_to_bb): Remove ssa_name field,
11160 add ssa_name_ver, offset and size fields and change store field
11162 (name_to_bb_hash, name_to_bb_eq): Adjust for the above changes.
11163 (add_or_mark_expr): Likewise. Only consider previous stores
11164 with the same size and offset.
11165 (nt_init_block): Only look at gimple_assign_single_p stmts,
11166 doesn't look at rhs2.
11168 2012-03-01 Richard Guenther <rguenther@suse.de>
11170 PR middle-end/52443
11171 * tree-cfg.c (verify_gimple_assign_unary): Allow any
11172 conversions from integral types to pointer types.
11174 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
11176 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Restore built-in
11177 defines for __UINT24_MAX__, __INT24_MAX__, __INT24_MIN__
11178 unintentionally removed in r184616.
11180 2012-03-01 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
11182 * doc/invoke.texi: Document AMD bdver2 and remove mentioning
11185 2012-02-29 Jakub Jelinek <jakub@redhat.com>
11186 Uros Bizjak <ubizjak@gmail.com>
11189 * config/i386/sse.md (vec_set<mode>_0): Swap "*r" and "fF"
11190 alternatives, add "e" constraint to the new last alternative
11191 and ! to last 3 alternatives.
11193 2012-02-29 Eric Botcazou <ebotcazou@adacore.com>
11195 * dwarf2out.c (modified_type_die): Set DW_AT_GNAT_descriptive_type and
11196 DW_AT_artificial attributes at the end of the processing.
11197 (gen_array_type_die): Likewise.
11198 (gen_enumeration_type_die): Likewise.
11199 (gen_struct_or_union_type_die): Likewise.
11200 (add_gnat_descriptive_type_attribute): Do not suppress debug info for
11203 2012-02-29 Jakub Jelinek <jakub@redhat.com>
11205 PR middle-end/52419
11206 * expr.c (expand_assignment): If doing misaligned store that doesn't
11207 cover all mode bits, perform a RMW cycle.
11209 PR tree-optimization/52429
11210 * tree-parloops.c (separate_decls_in_region_debug): Return early
11211 if var is LABEL_DECL.
11213 2012-02-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
11215 PR tree-optimization/52424
11216 * tree-ssa-dom.c (dom_opt_leave_block): Push a marker before
11217 calling dom_thread_across_edge.
11219 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
11221 * config/avr/avr.c: Move definition of TARGET macros to end of file.
11223 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
11225 * config/avr/avr-protos.h (avr_output_bld): Remove unused prototype.
11226 * config/avr/avr.c (avr_output_bld): Remove unused function.
11227 (avr_out_sbxx_branch): Use "%T" to print bit position.
11229 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
11231 * config/avr/avr.md: Untabify.
11233 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
11235 * config/avr/avr.md (eqne): New code iterator.
11236 (*dec-and-branchsi): Use it in text peephole's condition.
11237 (*dec-and-branchhi): Ditto.
11238 (*dec-and-branchqi): Ditto.
11240 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
11243 * config/avr/avr.h (ASM_SPEC): Add -mno-skip-bug if we know that
11244 the device does not have the skip-bug.
11246 2012-02-29 Oleg Endo <olegendo@gcc.gnu.org>
11248 * doc/invoke.texi (-msoft-atomic): Add more detailed description.
11249 (-mbranch-cost, -mcbranchdi -mcmpeqdi -mfused-madd
11250 -mpretend-cmove): New.
11252 2012-02-29 Jakub Jelinek <jakub@redhat.com>
11255 * df.h (struct df_d): Adjust comment that hard_regs_live_count
11256 doesn't count DEBUG_INSN refs.
11257 * df-scan.c (df_ref_create_structure): Don't set DF_HARD_REG_LIVE
11258 for DEBUG_INSN refs.
11260 2012-02-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
11264 2012-02-20 Richard Guenther <rguenther@suse.de>
11265 PR tree-optimization/52298
11266 * tree-vect-stmts.c (vectorizable_load): Properly use
11267 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing outer loops.
11269 2012-02-28 Aldy Hernandez <aldyh@redhat.com>
11271 PR middle-end/51752
11272 * gimple.h (gimple_in_transaction): New.
11273 (gimple_set_in_transaction): New.
11274 (struct gimple_statement_base): Add in_transaction field.
11275 * tree-ssa-loop-im.c: (movement_possibility): Restrict movement of
11277 (tree_ssa_lim_initialize): Compute transaction bits.
11278 * tree.h (compute_transaction_bits): Protoize.
11279 * trans-mem.c (tm_region_init): Use the heap to store BB
11281 (compute_transaction_bits): New.
11283 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
11285 * gcc.c (display_help): Document --help=common and sort entries
11288 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
11290 * doc/install.texi: Document check-$LANG specific shortcuts
11292 2012-02-28 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
11295 * config/arm/arm.c (neon_builtin_data): Add entries for vcgeu
11297 * config/arm/arm_neon.h: Regenerate.
11298 * config/arm/neon.md (unspec): Add UNSPEC_VCGEU, and UNSPEC_VCGTU.
11299 (neon_vcgeu): New insn.
11300 (neon_vcgtu): Likewise.
11301 * config/arm/neon.ml (s_8_32, u_8_32): New lists.
11302 (ops): Unsigned comparison intrinsics call a different builtin.
11304 2012-02-28 Richard Guenther <rguenther@suse.de>
11307 * config/i386/i386.c (ix86_expand_vector_set): Fix element
11308 ordering for the VEC_CONCAT for two element vectors for
11309 V2SFmode, V2SImode and V2DImode.
11311 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
11314 * config.gcc (arm*-*-linux*): Use an unambiguous pattern for
11315 detecting big-endian triplets.
11317 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
11319 * arm.c (aapcs_vfp_is_call_or_return_candidate): Only use the machine
11320 mode if there is no type information available.
11322 2012-02-28 Thomas Koenig <tkoenig@gcc.gnu.org>
11324 PR tree-optimization/53207
11325 * doc/invoke.texi: Document as experimental and relying on graphite.
11327 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
11329 * config/avr/avr-devices.c (avr_mcu_type): Adjust NULL part
11330 of initializer to changes from r184614.
11332 2012-02-28 Richard Guenther <rguenther@suse.de>
11334 PR tree-optimization/52395
11335 * tree-sra.c (build_ref_for_offset): Also look at the base
11336 TYPE_ALIGN when figuring out the alignment of the replacement.
11338 2012-02-28 Richard Guenther <rguenther@suse.de>
11340 PR tree-optimization/52402
11341 * ipa-prop.c (ipa_modify_call_arguments): Properly use
11342 mis-aligned types when creating the accesses at the call site.
11344 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
11346 * config/avr/builtins.def: New file.
11347 * config/avr/t-avr (avr.o, avr-c.o): Depend on it.
11348 * config/avr/avr.c (enum avr_builtin_id): Use it.
11349 (avr_init_builtins): Use it. And use avr_bdesc.
11350 (bdesc_1arg): Remove.
11351 (bdesc_2arg): Remove.
11352 (bdesc_3arg): Remove.
11353 (struct avr_builtin_description): Add field n_args.
11354 (avr_bdesc): New static variable using builtins.def.
11355 (avr_expand_builtin): Use it.
11356 Don't call avr_expand_delay_cycles if op0 is not CONST_INT.
11357 (avr_fold_builtin): Fold AVR_BUILTIN_SWAP.
11358 Don't fold AVR_BUILTIN_INSERT_BITS if arg0 is not INTEGER_CST.
11360 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
11363 * config/avr/avr.md (movmem_<mode>): Replace match_operand that
11364 match only one single hard register with respective hard reg rtx.
11365 (movmemx_<mode>): Ditto.
11366 * config/avr/avr.c (avr_emit_movmemhi): Adapt expanding to new
11367 insn anatomy of movmem[x]_<mode>.
11368 (avr_out_movmem): Same for printing assembler and operand usage.
11370 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
11374 * doc/extend.texi (AVR Named Address Spaces): No more try to fix
11375 address spaces located outside of device flash.
11377 * config/avr/avr.h (base_arch_s): Remove field n_segments.
11378 (mcu_type_s): Add field n_flash.
11379 * config/avr/avr-devices.c (avr_arch_types): Remove .n_segments.
11380 Set .have_elpm and .have_elpmx to 1 for avrxmega4 and avrxmega5.
11381 (AVR_MCU): Add N_FLASH argument.
11382 * config/avr/avr-mcus.def (AVR_MCU): Add initializer for .n_flash.
11383 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Only define built-in
11384 macro __FLASH<n> if that address space makes sense for the device.
11385 * config/avr/avr.c (avr_out_lpm): Don't try to fix address spaces
11386 outside of target flash.
11387 (avr_asm_named_section): Ditto.
11388 (avr_asm_select_section): Ditto.
11389 (avr_addr_space_convert): Ditto.
11390 (avr_emit_movmemhi): Ditto.
11391 (avr_nonconst_pointer_addrspace, avr_pgm_check_var_decl): Error if
11392 address space is outside of device flash.
11393 (avr_insert_attributes): Ditto.
11394 (avr_xload_libgcc_p): Use avr_current_device->n_flash instead of
11395 avr_current_arch->n_segments.
11397 2012-02-27 H.J. Lu <hongjiu.lu@intel.com>
11400 * config/i386/i386.md (*movabs<mode>_1): Enable only for TARGET_LP64.
11401 (*movabs<mode>_2): Likewise.
11403 2012-02-27 Jakub Jelinek <jakub@redhat.com>
11406 * config/arm/neon.md (vashr<mode>3, vlshr<mode>3): Use
11407 s_register_operand in the test instead of REG_P. Don't call
11408 gen_reg_rtx if it won't be used.
11410 PR tree-optimization/52376
11411 * ipa-split.c (split_function): Ignore CLOBBER stmts.
11413 2012-02-27 Stuart Henderson <shenders@gcc.gnu.org>
11415 * ifcvt.c (noce_get_condition): Check condition variable is not
11416 small_register_classes_for_mode_p before accepting.
11418 2012-02-27 Uros Bizjak <ubizjak@gmail.com>
11420 * config/i386/i386.md (*movabs<mode>_1): Fix operand 1 constraints.
11422 2012-02-27 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
11425 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
11426 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
11428 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
11430 2012-02-27 Oleg Endo <olegendo@gcc.gnu.org>
11432 * config/sh/sh.h: Delete dead GO_IF_LEGITIMATE_INDEX macro.
11434 2012-02-26 Oleg Endo <olegendo@gcc.gnu.org>
11436 * config/sh/predicates.md: Remove blank lines.
11437 * config/sh/sh.c: Fix typos in comments.
11438 * config/sh/constraints.md: Likewise.
11439 * config/sh/sh.md: Remove blank lines.
11440 Fix typos in comments. Use ;; as comment characters.
11442 2012-02-26 Walter Lee <walt@tilera.com>
11444 * config/tilegx/tilegx.c (match_pcrel_step2): Fix instruction pattern.
11445 (replace_mov_pcrel_step2): Ditto.
11447 2012-02-25 Alexandre Oliva <aoliva@redhat.com>
11450 * alias.c (refs_newer_value_cb, refs_newer_value_p): New.
11451 (get_addr): Walk canonical value's locs. Avoid returning VALUEs
11452 and locs that reference values newer than the non-canonical value
11453 at hand. Return the canonical value as a worst case.
11454 (memrefs_conflict_p): Walk canonical value's locs.
11457 * cselib.c (preserve_only_constants): Rename to...
11458 (preserve_constants_and_equivs): ... this. Split out...
11459 (invariant_or_equiv_p): ... this. Preserve plus expressions
11460 of other preserved expressions too.
11461 (cselib_reset_table): Adjust.
11462 * var-tracking.c (reverse_op): Use canonical value to build
11465 2012-02-23 Kai Tietz <ktietz@redhat.com>
11467 * config/i386/i386.c (ix86_delegitimize_address): Handle
11468 UNSPEC_PCREL plus displacement.
11470 2012-02-24 Georg-Johann Lay <avr@gjlay.de>
11473 * config/avr/avr.c (avr_out_movhi_mr_r_xmega): Use base
11474 to test for unusedness in st X addressing.
11476 2012-02-24 Richard Guenther <rguenther@suse.de>
11478 PR middle-end/52361
11479 * gimple.c (walk_gimple_op): Use predicates with less redundant tests.
11480 (is_gimple_reg_type): Move inline ...
11481 * gimple.h (is_gimple_reg_type): ... here.
11483 2012-02-24 Richard Guenther <rguenther@suse.de>
11485 PR middle-end/52361
11486 * passes.c (execute_function_todo): When verifying SSA form
11487 verify gimple form first.
11488 * tree-ssa.c (verify_ssa): Do not verify gimple form here.
11490 2012-02-24 Richard Guenther <rguenther@suse.de>
11492 PR middle-end/52355
11493 * fold-const.c (fold_addr_of_array_ref_difference): New function.
11494 (fold_binary_loc): Use it to extend the existing &a[i] - &a[j] folding.
11496 2012-02-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
11498 * tree-if-conv (predicate_scalar_phi): Commentary typo fix.
11500 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
11502 * tree-phinodes.c (make_phi_node): Mark static.
11503 * tree-flow.h (make_phi_node): Remove extern decl.
11504 * doc/gimple.texi (make_phi_node): Remove documentation.
11506 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
11508 * tree-into-ssa (update_ssa): Avoid trailing whitespace in dump_file.
11509 * tree-ssa-sccvn.c (print_scc): Ditto.
11511 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
11513 * doc/passes.texi (Full redundancy elimination): Fix typo.
11515 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
11517 * doc/invoke.texi (-fdse, -fdce): Remove duplicate entries.
11519 2012-02-23 Eric Botcazou <ebotcazou@adacore.com>
11522 * haifa-sched.c (rank_for_schedule): Stabilize sort for debug insns.
11524 2012-02-23 Uros Bizjak <ubizjak@gmail.com>
11527 * c-decl.c (start_function): Exit early if decl1 is not FUNTION_DECL.
11529 2012-02-23 Georg-Johann Lay <avr@gjlay.de>
11531 * config/avr/avr.md (code_stdname): Add ior, xor.
11532 (xior): New code iterator.
11533 (*<code_stdname><mode>qi.byte0): Use xior instead of ior.
11534 (*<code_stdname><mode>qi.byte1-3): Ditto.
11536 2012-02-23 Jakub Jelinek <jakub@redhat.com>
11538 PR tree-optimization/52019
11539 * ipa-split.c (find_return_bb, find_retval, visit_bb): Ignore
11542 2012-02-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
11544 * acinclude.m4: Use HAVE_INITFINI_ARRAY_SUPPORT instead of
11545 HAVE_INITFINI_ARRAY to work around namespace pollution in
11546 certain versions of newlib system headers.
11547 * config.in: Regenerate.
11548 * configure: Regenerate.
11549 * config/initfini-array.h: Use HAVE_INITFINI_ARRAY_SUPPORT
11550 instead of HAVE_INITFINI_ARRAY.
11552 2012-02-22 Uros Bizjak <ubizjak@gmail.com>
11555 * config/i386/i386.c (ix86_print_operand) <case 'H'>: Error out if x
11556 is not offsettable memory reference.
11558 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
11561 * config/avr/avr.c (avr_asm_output_aligned_decl_common): Skip
11562 setting avr_need_clear_bss_p for __gnu_lto* symbols.
11564 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
11566 * config/avr/avr.h (avr_accumulate_outgoing_args): Return int.
11567 * config/avr/avr.c (avr_accumulate_outgoing_args): Return int.
11569 2012-02-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
11571 * configure.ac (LIB_TLS_SPEC): Enforce use of alternate thread
11572 library on Solaris 8 even without TLS support.
11573 * configure: Regenerate.
11575 2012-02-22 Richard Guenther <rguenther@suse.de>
11577 PR middle-end/52329
11578 * gimple-fold.c (fold_stmt_1): Also canonicalize ADDR_EXPRs
11579 for GIMPLE_DEBUG stmts.
11581 2012-02-22 Martin Jambor <mjambor@suse.cz>
11583 PR middle-end/51782
11584 * emit-rtl.c (set_mem_attributes_minus_bitpos): Set address space
11585 according to the base object.
11587 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
11589 PR rtl-optimization/50063
11590 * config/avr/avr.md (movhi_sp_r): Handle -1 (unknown IRQ state)
11591 and 2 (8-bit SP) in operand 2.
11592 * config/avr/avr.c (avr_prologue_setup_frame): Adjust prologue
11593 setup to use movhi_sp_r instead of vanilla move to write SP.
11594 Adjust REG_CFA notes to superseed unspec.
11595 (expand_epilogue): Adjust epilogue setup to use movhi_sp_r instead
11597 As function body might contain CLI or SEI: Use irq_state 0 (IRQ
11598 known to be off) only with TARGET_NO_INTERRUPTS. Never use
11599 irq_state 1 (IRQ known to be on) here.
11601 2012-02-21 Bernd Schmidt <bernds@codesourcery.com>
11603 * ira.c (check_allocation): Use REG_WORDS_BIG_ENDIAN, not
11605 * ira-color.c (setup_profitable_hard_regs, check_hard_reg_p,
11606 assign_hard_reg): Likewise.
11608 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
11610 * config/avr/avr.md (neghi2): Remove "!d,0" alternative. Tweak "r,0".
11612 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
11614 * config/avr/avr.md
11615 (*dec-and-branchhi!=-1.d.clobber): New text peephole.
11616 (*dec-and-branchhi!=-1.l.clobber): New text peephole.
11618 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
11620 * config/avr/avr-protos.h (avr_accumulate_outgoing_args): Move
11621 prototype from here to...
11622 * config/avr/avr.h: ...here.
11624 2012-02-21 Richard Earnshaw <rearnsha@arm.com>
11627 * thumb2.md (thumb2_shiftsi3_short): Split register and
11628 immediate shifts. For register shifts tie operands 0 and 1.
11629 (peephole2 for above): Check that register-controlled shifts
11630 have suitably tied operands.
11632 2012-02-21 Quentin Neill <quentin.neill@amd.com>
11635 * config/i386/bdver1.md (bdver1_call, bdver1_push,
11636 bdver1_pop, bdver1_leave, bdver1_lea, bdver1_imul_DI, bdver1_imul,
11637 bdver1_imul_mem_DI, bdver1_imul_mem, bdver1_idiv, bdver1_idiv_mem,
11638 bdver1_str, bdver1_idirect, bdver1_ivector, bdver1_idirect_loadmov,
11639 bdver1_idirect_load, bdver1_ivector_load, bdver1_idirect_movstore,
11640 bdver1_idirect_both, bdver1_ivector_both, bdver1_idirect_store,
11641 bdver1_ivector_store, bdver1_fldxf, bdver1_fld, bdver1_fstxf,
11642 bdver1_fst, bdver1_fist, bdver1_fmov_bdver1, bdver1_fadd_load,
11643 bdver1_fadd, bdver1_fmul_load, bdver1_fmul, bdver1_fsgn,
11644 bdver1_fdiv_load, bdver1_fdiv, bdver1_fpspc_load, bdver1_fpspc,
11645 bdver1_fcmov_load, bdver1_fcmov, bdver1_fcomi_load,
11646 bdver1_fcomi, bdver1_fcom_load, bdver1_fcom,
11647 bdver1_fxch, bdver1_ssevector_avx128_unaligned_load,
11648 bdver1_ssevector_avx256_unaligned_load,
11649 bdver1_ssevector_sse128_unaligned_load,
11650 bdver1_ssevector_avx128_load, bdver1_ssevector_avx256_load,
11651 bdver1_ssevector_sse128_load, bdver1_ssescalar_movq_load,
11652 bdver1_ssescalar_vmovss_load, bdver1_ssescalar_sse128_load,
11653 bdver1_mmxsse_load, bdver1_sse_store_avx256, bdver1_sse_store,
11654 bdver1_mmxsse_store_short, bdver1_ssevector_avx256,
11655 bdver1_movss_movsd, bdver1_mmxssemov, bdver1_sselog_load_256,
11656 bdver1_sselog_256, bdver1_sselog_load, bdver1_sselog,
11657 bdver1_ssecmp_load, bdver1_ssecmp, bdver1_ssecomi_load,
11658 bdver1_ssecomi, bdver1_vcvtX2Y_avx256_load, bdver1_vcvtX2Y_avx256,
11659 bdver1_ssecvt_cvtss2sd_load, bdver1_ssecvt_cvtss2sd,
11660 bdver1_sseicvt_cvtsi2sd_load, bdver1_sseicvt_cvtsi2sd,
11661 bdver1_ssecvt_cvtpd2ps_load, bdver1_ssecvt_cvtpd2ps,
11662 bdver1_ssecvt_cvtdq2ps_load, bdver1_ssecvt_cvtdq2ps,
11663 bdver1_ssecvt_cvtdq2pd_load, bdver1_ssecvt_cvtdq2pd,
11664 bdver1_ssecvt_cvtps2pd_load, bdver1_ssecvt_cvtps2pd,
11665 bdver1_ssecvt_cvtsX2si_load, bdver1_ssecvt_cvtsX2si,
11666 bdver1_ssecvt_cvtpd2pi_load, bdver1_ssecvt_cvtpd2pi,
11667 bdver1_ssecvt_cvtpd2dq_load, bdver1_ssecvt_cvtpd2dq,
11668 bdver1_ssecvt_cvtps2pi_load, bdver1_ssecvt_cvtps2pi,
11669 bdver1_ssemuladd_load_256, bdver1_ssemuladd_256,
11670 bdver1_ssemuladd_load, bdver1_ssemuladd, bdver1_sseimul_load,
11671 bdver1_sseimul, bdver1_sseiadd_load, bdver1_sseiadd,
11672 bdver1_ssediv_double_load_256, bdver1_ssediv_double_256,
11673 bdver1_ssediv_single_load_256, bdver1_ssediv_single_256,
11674 bdver1_ssediv_double_load, bdver1_ssediv_double,
11675 bdver1_ssediv_single_load, bdver1_ssediv_single, bdver1_sseins):
11676 Add "bdver2" attribute.
11678 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
11680 * config/s390/s390.c (s390_option_override): Make -mhard-dfp the
11681 default if possible and not specified otherwise.
11683 2012-02-21 Richard Guenther <rguenther@suse.de>
11685 PR middle-end/52314
11686 * gimplify.c (create_tmp_from_val): Use the main variant type
11687 for the type of the temporary we create.
11689 2012-02-21 Richard Guenther <rguenther@suse.de>
11691 PR tree-optimization/52324
11692 * gimplify.c (gimplify_expr): When re-gimplifying expressions
11693 do not gimplify a MEM_REF address operand if it is already
11696 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
11698 * config/s390/s390.md ("fixuns_trunc<mode>si2"): Replace
11699 TARGET_HARD_FLOAT with TARGET_HARD_DFP.
11701 2012-02-21 Richard Guenther <rguenther@suse.de>
11703 * tree-vect-stmts.c (vectorizable_load): Use pre-computed
11704 nested_in_vect_loop.
11706 2012-02-21 Jakub Jelinek <jakub@redhat.com>
11708 PR tree-optimization/52318
11709 * gimple-fold.c (gimplify_and_update_call_from_tree): Add
11710 vdef also to non-pure/const call stmts in the sequence.
11712 2012-02-21 Tristan Gingold <gingold@adacore.com>
11714 * config/vms/vms-ld.c (main): Fix IDENTIFICATION padding.
11716 2012-02-20 David S. Miller <davem@davemloft.net>
11718 * config/sparc/sparc.md (load_pcrel_sym<P:mode>): Explain why we
11719 don't use the "rd %pc" instruction on v9 for PIC register loads.
11721 2012-02-20 Aldy Hernandez <aldyh@redhat.com>
11723 PR middle-end/52141
11724 * trans-mem.c (ipa_tm_scan_irr_block): Error out on GIMPLE_ASM's
11725 in a transaction safe function.
11727 2012-02-20 Kai Tietz <ktietz@redhat.com>
11730 * stor-layout.c (place_field): Handle desired_align for
11733 2012-02-20 Richard Guenther <rguenther@suse.de>
11735 PR tree-optimization/52298
11736 * tree-vect-stmts.c (vectorizable_store): Properly use
11737 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing
11739 (vectorizable_load): Likewise.
11740 * tree-vect-data-refs.c (vect_analyze_data_ref_access):
11741 Access DR_STEP after ensuring it is not NULL.
11743 2012-02-20 Jakub Jelinek <jakub@redhat.com>
11745 PR tree-optimization/52286
11746 * fold-const.c (fold_binary_loc): For (X & C1) | C2
11747 optimization use double_int_to_tree instead of build_int_cst_wide,
11748 rewrite to use double_int vars.
11750 2012-02-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
11753 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): Require gcc_SUN_LD_VERSION.
11755 Remove -e 0 from $gcc_cv_ld invocation.
11756 Only use __GLIBC_PREREQ if defined.
11757 Enable on Solaris since Solaris 8 patch.
11758 (gcc_SUN_LD_VERSION): New macro.
11759 * configure.ac (ld_ver) <*-*-solaris2*>: Refer to
11760 gcc_SUN_LD_VERSION for version number format.
11761 * configure: Regenerate.
11762 * varasm.c (get_elf_initfini_array_priority_section): Set
11763 SECTION_NOTYPE for non-default priority.
11764 Use get_section instead of get_unnamed_section to emit
11765 .init_array/.fini_array with default priority.
11767 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
11769 * config/mips/mips.c (mips_need_mips16_rdhwr_p): New variable.
11770 (mips_get_tp): Set it. Record that __mips16_rdhwr binds locally.
11771 (mips_start_unique_function, mips_output_mips16_rdhwr)
11772 (mips_code_end): New functions.
11773 (TARGET_ASM_CODE_END): Define.
11775 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
11777 * config/mips/mips.c (mips16_build_call_stub): Add CFI information
11778 to stubs with non-sibling calls.
11780 2012-02-18 Sandra Loosemore <sandra@codesourcery.com>
11782 * doc/invoke.texi (-fira-* options): Copy-edit.
11783 (ira-* parameters): Copy-edit.
11785 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
11787 * doc/invoke.texi: Minor copy-edits to bring into conformance with
11788 GCC coding conventions.
11790 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
11792 * doc/invoke.texi: Consistently hyphenate "big-endian"/"little-endian"
11793 when used as adjectives.
11795 2012-02-16 Sandra Loosemore <sandra@codesourcery.com>
11797 * doc/invoke.texi: Clean up "that"/"which" confusion.
11799 2012-02-17 Steven Bosscher <steven@gcc.gnu.org>
11801 * system.h: Poison SMALL_REGISTER_CLASSES
11802 * config/rl78/rl78.h: Replace SMALL_REGISTER_CLASSES with hook.
11803 * config/rx/rx.h: Remove SMALL_REGISTER_CLASSES.
11805 2012-02-16 Jakub Jelinek <jakub@redhat.com>
11807 PR tree-optimization/52285
11808 * tree-tailcall.c (find_tail_calls): Ignore gimple_clobber_p stmts
11809 when deciding if a call is a tail call or tail recursion.
11811 2012-02-16 Kai Tietz <ktietz@redhat.com>
11813 * config/i386/i386.c (legitimate_pic_address_disp_p): Allow
11814 interger-constant displacement for UNSPEC_PCREL.
11816 2012-02-16 Jakub Jelinek <jakub@redhat.com>
11818 PR rtl-optimization/52208
11819 * ira-costs.c (scan_one_insn): Don't decrease mem_cost
11820 for MEMs with REG_EQUIV, if the MEM isn't general_operand.
11822 PR tree-optimization/52255
11823 * tree-vect-loop-manip.c (slpeel_tree_peel_loop_to_edge): If
11824 loop->header has virtual PHI, but exit_e->dest doesn't, add
11825 virtual PHI to exit_e->dest and adjust all uses after the loop.
11828 * dwarf2out.c (copy_decls_walk): Fill in *slot before traversing
11829 children with clone_tree_hash, not after it.
11831 2012-02-16 Iain Sandoe <iains@gcc.gnu.org>
11833 * config/darwin.h (ASM_OUTPUT_LABELREF): Add user label prefix for
11834 extended identifiers.
11836 2012-02-16 Jakub Jelinek <jakub@redhat.com>
11838 PR middle-end/51929
11839 * cgraphunit.c (verify_edge_corresponds_to_fndecl): If node is
11840 a same_body_alias, also test whether e->callee isn't a former
11841 or current clone of the decl this is a same body alias of.
11843 PR translation/52264
11844 * cgraphunit.c (verify_cgraph_node): Fix a typo.
11846 2012-02-15 Sandra Loosemore <sandra@codesourcery.com>
11848 * doc/invoke.texi: Clean up "n-bit/byte/word" modifiers.
11850 2012-02-15 Michael Meissner <meissner@linux.vnet.ibm.com>
11853 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Use
11854 force_reg instead of copy_to_reg for better optimization. Force
11855 non-register or memory operands into a register.
11857 2012-02-15 Andrew MacLeod <amacleod@redhat.com>
11859 * extend.texi: Reserve upper bits of memory model for future use.
11861 2012-01-15 Georg-Johann Lay <avr@gjlay.de>
11862 Anatoly Sokolov <aesok@post.ru>
11863 Eric Weddington <eric.weddington@atmel.com>
11866 * config/avr/avr-devices.c (avr_arch_types): Add avrxmega2,
11867 avrxmega4, avrxmega5, avrxmega6, avrxmega7.
11868 Rewrite initializers for .macro.
11869 * config/avr/avr-mcus.def (AVR_MCU): Add known MCUs:
11870 avrxmega2: atxmega16a4, atxmega16d4, atxmega16x1, atxmega32a4
11871 atxmega32d4, atxmega32x1.
11872 avrxmega4: atxmega64a3, atxmega64d3.
11873 avrxmega5: atxmega64a1, atxmega64a1u.
11874 avrxmega6: atxmega128a3, atxmega128d3, atxmega192a3, atxmega192d3,
11875 atxmega256a3, atxmega256a3b, atxmega256a3bu, atxmega256d3.
11876 avrxmega7: atxmega128a1, atxmega128a1u.
11877 * config/avr/avr.h (enum avr_arch): Add: ARCH_AVRXMEGA2,
11878 ARCH_AVRXMEGA4, ARCH_AVRXMEGA5, ARCH_AVRXMEGA6, ARCH_AVRXMEGA7.
11879 (struct base_arch_s): Rename reserved to xmega_p.
11880 Rename reserved2 to have_rampd.
11881 (AVR_XMEGA): New define.
11882 (AVR_HAVE_RAMPD, AVR_HAVE_RAMPX, AVR_HAVE_RAMPY): New defines.
11883 (AVR_HAVE_RAMPZ): Change definition to fit xmega.
11884 * config/avr/predicates.md (io_address_operand): Take into
11885 account SFR offset.
11886 (low_io_address_operand): Ditto.
11887 (high_io_address_operand): Ditto.
11888 * config/avr/avr.md (isa): Add alternatives no_xmega, xmega.
11889 (enabled, movhi_sp_r): Use them.
11890 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use
11891 cpp_define_formatted to built-in define __AVR_ARCH__.
11892 (__AVR_XMEGA__): New built-in define.
11893 (__AVR_HAVE_RAMPD__): New built-in define.
11894 (__AVR_HAVE_RAMPX__): New built-in define.
11895 (__AVR_HAVE_RAMPY__): New built-in define.
11896 (__AVR_HAVE_RAMPZ__): Change condition when to built-in define it.
11898 * config/avr/avr.c (avr_addr_t): Add ccp, rampd, rampx, rampy.
11899 (avr_option_override): Initialize them.
11900 (sreg_rtx, rampd_rtx, rampx_rtx, rampy_rtx): New GTY rtx.
11901 (avr_init_expanders): Initialize them. No more block several calls.
11902 (emit_push_sfr): New static function.
11903 (avr_prologue_setup_frame): Use it to push SREG, RAMPD/X/Y/Z as needed.
11905 (expand_epilogue): Handle AVR_XMEGA. Pop RAMPD/X/Y/Z as needed.
11906 (avr_print_operand): Print addreeses as symbols for
11907 RAMPX, RAMPY, RAMPD, CCP.
11908 (output_movhi): Handle AVR_XMEGA when writing to SP.
11909 (avr_out_movhi_mr_r_xmega): New static function.
11910 (out_movhi_mr_r): Forward to avr_out_movhi_mr_r_xmega for AVR_XMEGA.
11911 (avr_file_start): Print symbol defines for __RAMPX__, __RAMPY__,
11912 __RAMPD__, __CCP__ as needed.
11914 * config/avr/multilib.h: Regenerate.
11915 * config/avr/t-multilib: Regenerate.
11916 * config/avr/avr-tables.opt: Regenerate.
11918 2012-02-15 Tobias Grosser <grosser@fim.uni-passau.de>
11920 PR tree-optimization/50561
11921 * graphite-flattening.c (lst_project_loop): Do not
11922 remove old scattering dimensions after flattening.
11923 (lst_do_flatten): Likewise.
11925 2012-02-15 Georg-Johann Lay <avr@gjlay.de>
11927 * doc/extend.texi (AVR Built-in Functions): Remove doc for
11928 __builtin_avr_map8, __builtin_avr_map16.
11929 Document __builtin_avr_insert_bits.
11931 * config/avr/avr.md (map_bitsqi, map_bitshi): Remove.
11932 (insert_bits): New insn.
11933 (adjust_len.map_bits): Rename to insert_bits.
11934 (UNSPEC_MAP_BITS): Rename to UNSPEC_INSERT_BITS.
11935 * avr-protos.h (avr_out_map_bits): Remove.
11936 (avr_out_insert_bits, avr_has_nibble_0xf): New.
11937 * config/avr/constraints.md (Cxf,C0f): New.
11938 * config/avr/avr.c (avr_cpu_cpp_builtins): Remove built-in
11939 defines __BUILTIN_AVR_MAP8, __BUILTIN_AVR_MAP16.
11940 New built-in define __BUILTIN_AVR_INSERT_BITS.
11941 * config/avr/avr.c (TARGET_FOLD_BUILTIN): New define.
11942 (enum avr_builtin_id): Add AVR_BUILTIN_INSERT_BITS.
11943 (avr_move_bits): Rewrite.
11944 (avr_fold_builtin, avr_map_metric, avr_map_decompose): New static
11946 (avr_map_op_t): New typedef.
11947 (avr_map_op): New static variable.
11948 (avr_out_insert_bits, avr_has_nibble_0xf): New functions.
11949 (adjust_insn_length): Handle ADJUST_LEN_INSERT_BITS.
11950 (avr_init_builtins): Add definition for __builtin_avr_insert_bits.
11951 (bdesc_3arg, avr_expand_triop_builtin): New.
11952 (avr_expand_builtin): Use them. And handle AVR_BUILTIN_INSERT_BITS.
11953 (avr_revert_map, avr_swap_map, avr_id_map, avr_sig_map): Remove.
11954 (avr_map_hamming_byte, avr_map_hamming_nonstrict): Remove.
11955 (avr_map_equal_p, avr_map_sig_p): Remove.
11956 (avr_out_swap_bits, avr_out_revert_bits, avr_out_map_bits): Remove.
11957 (bdesc_2arg): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
11958 (adjust_insn_length): Remove handling for ADJUST_LEN_MAP_BITS.
11959 (enum avr_builtin_id): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
11960 (avr_init_builtins): Remove __builtin_avr_map8, __builtin_avr_map16.
11961 (avr_expand_builtin): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
11963 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
11965 * config/c6x/c6x.md (reserve_cycles): New attribute.
11966 * config/c6x/c6x.c (c6x_sched_reorder_1): Ensure insns we predicate
11967 don't reserve functional units after the branch occurs.
11969 2012-02-14 Aldy Hernandez <aldyh@redhat.com>
11971 PR middle-end/52142
11972 * ipa-inline.c (can_inline_edge_p): Do not inline tm_pure
11973 functions into non-tm_pure functions.
11975 2012-02-14 Eric Botcazou <ebotcazou@adacore.com>
11978 * gimple.c (iterative_hash_gimple_type): Use RECORD_OR_UNION_TYPE_P.
11979 (iterative_hash_canonical_type): Likewise.
11980 * tree-ssa-pre.c (fini_pre): Clean up the CFG only after purging all
11983 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
11985 * haifa-sched.c (prune_ready_list): Ensure that if there is a
11986 sched-group insn, it either remains alone or the entire list is pruned.
11988 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
11990 * doc/install.texi (Prerequisites): Fix grammar.
11991 (Configuration): Likewise.
11993 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
11995 * doc/install.texi (Prerequisites): Suggest building GMP, MPFR and
11996 MPC as part of GCC before describing configuring with --with-gmp etc.
11997 (Installing GCC: Configuration): --with-gmp etc. aren't needed if
11998 sources are present.
12000 2012-02-14 Jakub Jelinek <jakub@redhat.com>
12003 * dwarf2out.c (clone_tree_hash): New function.
12004 (copy_decls_walk): Use it instead of clone_tree.
12006 2012-02-14 Richard Guenther <rguenther@suse.de>
12008 PR tree-optimization/52244
12009 PR tree-optimization/51528
12010 * tree-sra.c (analyze_access_subtree): Only create INTEGER_TYPE
12011 replacements for integral types.
12013 2012-02-14 Walter Lee <walt@tilera.com>
12015 * config.gcc: Handle tilegx and tilepro.
12016 * configure.ac (gcc_cv_as_dwarf2_debug_line): Enable test for
12017 tilegx and tilepro.
12018 Add HAVE_AS_TLS check for tilegx and tilepro.
12019 * configure: Regenerate.
12020 * doc/contrib.texi: Add Mat Hostetter and self.
12021 * doc/extend.texi (TILE-Gx Built-in Functions): New node.
12022 Document instruction intrinsics and network accessing intrinsics.
12023 (TILEPro Built-in Functions): New node. Document instruction
12024 intrinsics and network accessing intrinsics.
12025 * doc/install.texi (Specific, tilegx-*-linux*): Document it.
12026 (Specific, tilepro-*-linux*): Likewise.
12027 * doc/invoke.texi (TILE-Gx Options): New section.
12028 (TILEPro Options): New section.
12029 * doc/md.texi (TILE-Gx): New section.
12030 (TILEPro): New section.
12031 * common/config/tilegx/tilegx-common.c: New file.
12032 * common/config/tilepro/tilepro-common.c: New file.
12033 * config/tilegx/constraints.md: New file.
12034 * config/tilegx/linux.h: New file.
12035 * config/tilegx/mul-tables.c: New file.
12036 * config/tilegx/predicates.md: New file.
12037 * config/tilegx/sync.md: New file.
12038 * config/tilegx/t-tilegx: New file.
12039 * config/tilegx/tilegx-builtins.h: New file.
12040 * config/tilegx/tilegx-c.c: New file.
12041 * config/tilegx/tilegx-generic.md: New file.
12042 * config/tilegx/tilegx-modes.def: New file.
12043 * config/tilegx/tilegx-multiply.h: New file.
12044 * config/tilegx/tilegx-protos.h: New file.
12045 * config/tilegx/tilegx.c: New file.
12046 * config/tilegx/tilegx.h: New file.
12047 * config/tilegx/tilegx.md: New file.
12048 * config/tilegx/tilegx.opt: New file.
12049 * config/tilepro/constraints.md: New file.
12050 * config/tilepro/gen-mul-tables.cc: New file.
12051 * config/tilepro/linux.h: New file.
12052 * config/tilepro/mul-tables.c: New file.
12053 * config/tilepro/predicates.md: New file.
12054 * config/tilepro/t-tilepro: New file.
12055 * config/tilepro/tilepro-builtins.h: New file.
12056 * config/tilepro/tilepro-c.c: New file.
12057 * config/tilepro/tilepro-generic.md: New file.
12058 * config/tilepro/tilepro-modes.def: New file.
12059 * config/tilepro/tilepro-multiply.h: New file.
12060 * config/tilepro/tilepro-protos.h: New file.
12061 * config/tilepro/tilepro.c: New file.
12062 * config/tilepro/tilepro.h: New file.
12063 * config/tilepro/tilepro.md: New file.
12064 * config/tilepro/tilepro.opt: New file.
12066 2012-02-14 Jakub Jelinek <jakub@redhat.com>
12068 PR tree-optimization/52210
12069 * tree-vect-slp.c (vect_get_and_check_slp_defs): Call
12070 vect_model_simple_cost with two entry vect_def_type array instead
12071 of an address of dt.
12073 2012-02-14 Richard Guenther <rguenther@suse.de>
12076 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
12077 Do not stream DECL_QUALIFIER.
12078 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
12079 * tree.c (free_lang_data_in_decl): Free DECL_QUALIFIER.
12080 (find_decls_types_r): Do not walk DECL_QUALIFIER.
12082 2012-02-14 Jakub Jelinek <jakub@redhat.com>
12085 * c-decl.c (merge_decls): Copy DECL_USER_ALIGN bit from olddecl to
12088 2012-02-13 Jakub Jelinek <jakub@redhat.com>
12091 * cselib.h (cselib_subst_to_values_from_insn): New prototype.
12092 * cselib.c (cselib_subst_to_values_from_insn): New function.
12093 * sched-deps.c (add_insn_mem_dependence,
12094 sched_analyze_1, sched_analyze_2): Use it.
12096 2012-02-13 Jan Hubicka <jh@suse.cz>
12098 PR middle-end/52214
12099 * predict.c (predict_paths_for_bb): Fix thinko in prevoius patch.
12101 2012-02-13 Eric Botcazou <ebotcazou@adacore.com>
12103 * gcc.c (LINK_COMMAND_SPEC): Deal with -fgnu-tm.
12104 (GTM_SELF_SPECS): Define if not already defined.
12105 (driver_self_specs): Add GTM_SELF_SPECS.
12106 * config/darwin.h (LINK_COMMAND_SPEC_A): Deal with -fgnu-tm.
12107 (GTM_SELF_SPECS): Define.
12108 * config/i386/cygwin.h (GTM_SELF_SPECS): Likewise.
12109 * config/i386/mingw32.h (GTM_SELF_SPECS): Likewise.
12111 2012-02-13 Jakub Jelinek <jakub@redhat.com>
12113 * cselib.c (expand_loc): Return sp, fp, hfp or cfa base reg right
12116 * cselib.c (dump_cselib_val): Don't assume l->setting_insn is non-NULL.
12118 PR middle-end/52230
12119 * omp-low.c (expand_omp_for): If a static schedule without chunk size
12120 has NULL region->cont, force fd.chunk_size to be integer_zero_node.
12122 2012-02-13 Andrew MacLeod <amacleod@redhat.com>
12125 * doc/extend.texi : Fix another __atomic_compare_exchange typo.
12127 2012-02-13 Richard Guenther <rguenther@suse.de>
12129 PR translation/52211
12130 * passes.c (enable_disable_pass): Fix typo.
12132 2012-02-13 Jakub Jelinek <jakub@redhat.com>
12134 PR middle-end/52209
12135 * expr.c (expand_expr_real_2) <case BIT_NOT_EXPR>: Only expand using
12136 XOR for reduce_bit_field if type is unsigned.
12138 2012-02-12 Eric Botcazou <ebotcazou@adacore.com>
12140 * config/sparc/sparc.h (CANNOT_CHANGE_MODE_CLASS): In 64-bit mode,
12141 disallow changes from SFmode to mode with different size in FP regs.
12143 2012-02-12 Robert Millan <rmh@gnu.org>
12144 Gerald Pfeifer <gerald@pfeifer.com>
12146 * ginclude/stddef.h [__FreeBSD_kernel__] (__size_t): Do not define.
12149 2012-02-11 Richard Sandiford <rdsandiford@googlemail.com>
12151 PR rtl-optimization/52175
12152 * reorg.c (fill_slots_from_thread): Don't apply add/sub optimization
12153 to frame-related instructions.
12155 2012-02-10 Jason Merrill <jason@redhat.com>
12158 * tlink.c (demangled_hash_entry): Change mangled to a VEC.
12159 (demangle_new_symbols): Fill it.
12160 (scan_linker_output): Walk it.
12161 (start_tweaking): Split out from scan_linker_output.
12162 (maybe_tweak): Update sym->chosen.
12163 * Makefile.in (COLLECT2_OBJS): Add vec.o and gcc-none.o
12165 2012-02-11 Jakub Jelinek <jakub@redhat.com>
12168 * reg-stack.c (subst_stack_regs_in_debug_insn): Don't use get_true_reg.
12170 2012-02-11 Uros Bizjak <ubizjak@gmail.com>
12172 * compare-elim.c (find_comparisons_in_bb): Eliminate only compares
12173 having the same mode as previous compare.
12175 2012-02-10 Eric Botcazou <ebotcazou@adacore.com>
12177 * config/sparc/sparc.c (sparc_flat_expand_prologue): Use emit_use.
12178 * config/sparc/sparc.md (UNSPECV_GOTO): Delete.
12179 (nonlocal_goto_internal): Likewise.
12180 (nonlocal_goto): Emit a use and an indirect jump directly.
12182 2012-02-10 Andrew MacLeod <amacleod@redhat.com>
12185 * doc/extend.texi : Update comments for __atomic_compare_exchange and
12186 __atomic_{is,always}_lock_free.
12188 2012-02-10 Uros Bizjak <ubizjak@gmail.com>
12191 * config/i386/i386.c (ix86_legitimate_address_p): Disallow
12192 negative constant address for TARGET_X32.
12194 2012-02-10 Richard Henderson <rth@redhat.com>
12196 * tree-ssa-dce.c (propagate_necessity): Handle GIMPLE_TRANSACTION.
12197 * tree-ssa-operands.c (parse_ssa_operands): Add virtual operands
12198 for GIMPLE_TRANSACTION. Tidy if's into a switch.
12200 2012-02-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
12201 Ira Rosen <irar@il.ibm.com>
12203 PR tree-optimization/50031
12204 * targhooks.c (default_builtin_vectorization_cost): Handle
12205 vec_promote_demote.
12206 * target.h (enum vect_cost_for_stmt): Add vec_promote_demote.
12207 * tree-vect-loop.c (vect_get_single_scalar_iteraion_cost): Handle
12208 all types of reduction and pattern statements.
12209 (vect_estimate_min_profitable_iters): Likewise.
12210 * tree-vect-stmts.c (vect_model_promotion_demotion_cost): New function.
12211 (vect_get_load_cost): Use vec_perm for permutations; add dump logic
12212 for explicit realigns.
12213 (vectorizable_conversion): Call vect_model_promotion_demotion_cost.
12214 * config/spu/spu.c (spu_builtin_vectorization_cost): Handle
12215 vec_promote_demote.
12216 * config/i386/i386.c (ix86_builtin_vectorization_cost): Likewise.
12217 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Update
12218 vec_perm for VSX and handle vec_promote_demote.
12220 2012-02-10 Jakub Jelinek <jakub@redhat.com>
12222 PR middle-end/52177
12223 * builtins.c (fold_builtin_atomic_always_lock_free,
12224 expand_builtin_atomic_always_lock_free,
12225 fold_builtin_atomic_is_lock_free, expand_builtin_atomic_is_lock_free):
12226 Return and/or test boolean_true_node/boolean_false_node instead of
12227 integer_one_node/integer_zero_node.
12229 2012-02-10 Jan Hubicka <jh@suse.cz>
12231 PR middle-end/48600
12232 * predict.c (predict_paths_for_bb): Prevent looping.
12233 (predict_paths_leading_to_edge, predict_paths_leading_to): Update.
12235 2012-02-10 Roman Zhuykov <zhroma@ispras.ru>
12237 * config/arm/arm.c (output_move_double): In one case properly
12238 count number of instructions that will be emitted.
12240 2012-02-10 Richard Guenther <rguenther@suse.de>
12242 PR translation/52193
12243 * cgraphunit.c (cgraph_mark_functions_to_output): Fix typo.
12245 2012-02-09 Peter Bergner <bergner@vnet.ibm.com>
12247 PR middle-end/52140
12248 * dojump.c (do_compare_rtx_and_jump): Use SCALAR_FLOAT_MODE_P.
12250 2012-02-09 Jakub Jelinek <jakub@redhat.com>
12253 * var-tracking.c (emit_note_insn_var_location): If
12254 EMIT_NOTE_BEFORE_INSN and insn is NOTE_INSN_CALL_ARG_LOCATION,
12255 emit it before next non-NOTE_INSN_CALL_ARG_LOCATION
12256 non-NOTE_DURING_CALL_P insn.
12258 2012-02-09 Bin Cheng <bin.cheng@arm.com>
12260 PR middle-end/51867
12261 * builtins.c (expand_builtin): Don't check DECL_ASSEMBLER_NAME_SET_P.
12263 2012-02-08 Magnus Granberg <zorry@gentoo.org>
12266 * gcc.c (switch_matches) Support switches with separated form,
12269 2012-02-08 Georg-Johann Lay <avr@gjlay.de>
12271 * config/avr/avr.md (SREG_ADDR): Remove constant definition.
12273 (RAMPZ_ADDR): Ditto.
12274 * config/avr/avr.c (avr_addr_t): New typedef.
12275 (avr_addr): New struct to hold RAM address of SPL, SPH, RAMPZ, SREG.
12276 (avr_init_expanders): Initialize it.
12277 (expand_prologue): Use avr_addr instead of RAMPZ_ADDR, SP_ADDR,
12279 (expand_epilogue): Ditto.
12280 (avr_print_operand): Ditto.
12281 (avr_file_start): Ditto.
12282 (avr_emit_movmemhi): Ditto.
12284 2012-02-08 Richard Guenther <rguenther@suse.de>
12286 PR tree-optimization/46886
12287 * tree-flow.h (do_while_loop_p): Declare.
12288 * tree-ssa-loop-ch.c (do_while_loop_p): Export.
12289 * tree-parloops.c (parallelize_loops): Only parallelize do-while loops.
12291 2012-02-08 Andrew MacLeod <amacleod@redhat.com>
12293 * optabs.c (expand_atomic_load): Do not assume compare_and_swap will
12294 always succeed for integers larger than a native word.
12296 2012-02-08 Richard Guenther <rguenther@suse.de>
12298 PR rtl-optimization/52170
12299 * simplify-rtx.c (simplify_plus_minus): Use CONSTM1_RTX to
12300 properly handle integer vector modes.
12302 2012-02-08 Jakub Jelinek <jakub@redhat.com>
12304 PR gcov-profile/52150
12305 * coverage.c: Include target.h.
12306 (build_var): Call targetm.strip_name_encoding on the assembler name.
12307 Change one _ into . or $ if the target allows it.
12308 * Makefile.in (coverage.o): Depend on $(TARGET_H).
12310 PR rtl-optimization/52139
12311 * cfgrtl.c (cfg_layout_merge_blocks): If BB_END
12312 is a BARRIER after emit_insn_after_noloc, move BB_END
12313 to the last non-BARRIER insn before it.
12315 2012-02-07 Richard Sandiford <rdsandiford@googlemail.com>
12317 PR middle-end/24306
12318 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): New function.
12319 (mips_gimplify_va_arg_expr): Call it instead of
12320 std_gimplify_va_arg_expr.
12322 2012-02-07 Michael Meissner <meissner@linux.vnet.ibm.com>
12324 * config/rs6000/rs6000.c (rs6000_trampoline_init): Fix error
12325 message for -mno-pointers-to-nested-function.
12327 2012-02-07 Eric Botcazou <ebotcazou@adacore.com>
12329 PR middle-end/51994
12330 * expr.c (get_inner_reference): If there is an offset, add a negative
12331 bit position to it (if any).
12333 2012-02-07 Jakub Jelinek <jakub@redhat.com>
12335 PR rtl-optimization/52060
12336 * combine.c (try_combine): Add i0src_copy and i0src_copy2 variables,
12337 copy i1src to i1src_copy whenever added_sets_2 && i1_feeds_i2_n already
12338 before i1dest -> i1src substitution in newpat, copy i0src to i0src_copy
12339 and/or i0src_copy2 when needed.
12341 2012-02-07 Jakub Jelinek <jakub@redhat.com>
12343 * gcc.c (main): Don't look for lto-wrapper or lto-wrapper
12344 or LTOPLUGINSONAME if have_c.
12346 * config/freebsd-spec.h: Add comment about what macros can be defined
12348 (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): Don't define here.
12349 * config/freebsd.h (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): But
12352 2012-02-07 Richard Guenther <rguenther@suse.de>
12354 * gimple-pretty-print.c (dump_gimple_phi): Avoid excessive
12355 newline in -alias dumps.
12357 2012-02-07 Kai Tietz <ktietz@redhat.com>
12358 Dave Korn <dave.korn.cygwin@gmail.com>
12361 * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition):
12362 Take care that typinfo gets dllexport-attribute.
12364 2012-02-07 Jakub Jelinek <jakub@redhat.com>
12366 PR middle-end/52074
12367 * expr.c (expand_expr_addr_expr_1): For CONSTANT_CLASS_P or CONST_DECL
12368 if modifier < EXPAND_SUM call force_operand on the result.
12370 2012-02-07 Joern Rennecke <joern.rennecke@embecosm.com>
12372 * config/epiphany/epiphany.h (ASM_DECLARE_FUNCTION_SIZE): Redefine,
12373 adding __forwarder_dst__ prefix if a forwarder_section attribute is
12375 (epiphany_function_type): Replace types for specific interrupts with
12376 EPIPHANY_FUNCTION_INTERRUPT.
12377 (EPIPHANY_INTERRUPT_P): Update.
12378 * config/epiphany/epiphany.c (epiphany_handle_forwarder_attribute):
12379 New static function.
12380 (epiphany_attribute_table) <interrupt>: min_len is 0, max_len is 9.
12381 <disinterrupt>: Affects type identity.
12382 (epiphany_handle_interrupt_attribute): Handle variable number of
12384 (epiphany_compute_function_type): Update for new
12385 epiphany_function_type definition.
12386 (epiphany_expand_prologue): Don't save (reg:DI GPR_0) for interrupt
12387 handlers with a longcall forwarder.
12388 (epiphany_start_function): Handle multiple interrupt arguments and/or
12389 forwarder_section attribute.
12391 * config/epiphany/epiphany.h (LIB_SPEC): Link libc again after
12394 2012-02-07 Alan Modra <amodra@gmail.com>
12397 * config/rs6000/rs6000.c (rs6000_emit_move): Don't create DImode
12400 2012-02-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
12402 PR tree-optimization/50969
12403 * tree-vect-stmts.c (vect_model_store_cost): Correct statement cost to
12404 use vec_perm rather than vector_stmt.
12405 (vect_model_load_cost): Likewise.
12406 * config/i386/i386.c (ix86_builtin_vectorization_cost): Change cost of
12407 vec_perm to be the same as other vector statements.
12408 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Revise
12409 cost of vec_perm for TARGET_VSX.
12411 2012-02-06 Richard Guenther <rguenther@suse.de>
12413 PR tree-optimization/52115
12414 * tree-sra.c (access_has_replacements_p): New function.
12415 (sra_modify_assign): Use it to decide whether a use is uninitialized.
12417 2012-02-06 Patrick Marlier <patrick.marlier@gmail.com>
12419 PR middle-end/52047
12420 * trans-mem.c (expand_call_tm): Add an assertion.
12421 * calls.c (flags_from_decl_or_type): Add ECF_TM_PURE to 'no vops'
12424 2012-02-06 Richard Guenther <rguenther@suse.de>
12426 PR tree-optimization/50955
12427 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Artificially
12428 raise cost of expressions that replace an address with an
12429 expression based on a different pointer.
12431 2012-02-06 Jakub Jelinek <jakub@redhat.com>
12434 * calls.c (mem_overlaps_already_clobbered_arg_p): If val is
12435 CONST_INT_P, subtract resp. add crtl->args.pretend_args_size to it.
12437 2012-02-06 Jonathan Wakely <jwakely.gcc@gmail.com>
12440 * doc/invoke.texi (C++ Dialect Options): Use @option markup for
12441 -Weffc++ and specify guidelines come from second edition.
12443 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
12445 * config/mips/mips.md (sibcall_internal, sibcall_value_internal)
12446 (sibcall_value_multiple_internal, call_split, call_internal_direct)
12447 (call_direct_split, call_value_split, call_value_internal_direct)
12448 (call_value_direct_split, call_value_multiple_split): Use jal and
12449 jal_macro attributes.
12451 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
12453 * reload1.c (reload_regs_reach_end_p): Replace with...
12454 (reload_reg_rtx_reaches_end_p): ...this function.
12455 (new_spill_reg_store): Update commentary.
12456 (emit_input_reload_insns): Don't clear new_spill_reg_store here.
12457 (emit_output_reload_insns): Check reload_reg_rtx_reaches_end_p
12458 before setting new_spill_reg_store.
12459 (emit_reload_insns): Use a separate loop to clear new_spill_reg_store.
12460 Use reload_reg_rtx_reaches_end_p instead of reload_regs_reach_end_p.
12461 Also use reload_reg_rtx_reaches_end_p when reading new_spill_reg_store
12462 for non-spill reload registers.
12464 2012-02-05 Ira Rosen <irar@il.ibm.com>
12466 PR tree-optimization/52091
12467 * tree-vectorizer.h (vect_is_simple_use): Add an argument.
12468 (vect_is_simple_use_1): Likewise.
12469 * tree-vect-loop.c (vectorizable_reduction): Update calls
12470 to vect_is_simple_use_1 and vect_is_simple_use.
12471 (vectorizable_live_operation): Likewise.
12472 * tree-vect-patterns.c (widened_name_p,
12473 vect_recog_vector_vector_shift_pattern, check_bool_pattern): Likewise.
12474 * tree-vect-stmts.c (process_use, vect_get_vec_def_for_operand,
12475 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
12476 vectorizable_shift,vectorizable_operation, vectorizable_store,
12477 vectorizable_load): Likewise.
12478 (vect_is_simple_cond): Add an argument, pass it to
12479 vect_is_simple_use_1.
12480 (vectorizable_condition): Update calls to vect_is_simple_cond,
12481 vect_is_simple_use.
12482 (vect_is_simple_use): Add an argument, the statement in which
12483 OPERAND is used. Check that if OPERAND's def stmt is a double
12484 reduction phi node, the use is a phi node too.
12485 (vect_is_simple_use_1): Add an argument, pass it to
12486 vect_is_simple_use.
12487 * tree-vect-slp.c (vect_get_and_check_slp_defs): Update a call
12488 to vect_is_simple_use.
12490 2012-02-04 Jakub Jelinek <jakub@redhat.com>
12492 PR rtl-optimization/52095
12493 * modulo-sched.c (dump_insn_locator): New function.
12494 (loop_canon_p, sms_schedule): Use it.
12496 PR rtl-optimization/52113
12497 * lower-subreg.c (decompose_multiword_subregs): Call recog_memoized
12498 even for decomposable shift/zext insns.
12500 2012-02-03 Jakub Jelinek <jakub@redhat.com>
12501 Zdenek Dvorak <ook@ucw.cz>
12503 PR rtl-optimization/52092
12504 * loop-unswitch.c (unswitch_single_loop): Call copy_rtx_if_shared
12505 on get_iv_value result.
12507 2012-02-02 Andrew Pinski <apinski@cavium.com>
12509 PR middle-end/47982
12510 PR middle-end/43967
12511 * doc/libgcc.texi (__udivmoddi4/__udivmodti4): Fix documentation typo.
12513 2012-02-02 Jakub Jelinek <jakub@redhat.com>
12515 PR middle-end/48071
12516 * diagnostic.c (diagnostic_finish): Remove trailing newlines.
12518 2012-02-02 Vladimir Makarov <vmakarov@redhat.com>
12520 PR rtl-optimization/49800
12521 * haifa-sched.c (sched_init): Call regstat_init_n_sets_and_refs.
12522 (sched_finish): Call regstat_free_n_sets_and_refs.
12524 2012-02-02 Jia Liu <proljc@gmail.com>
12526 * config/mips/mips-dspr2.md (mips_prepend): Mask operand 3 rather
12529 2012-02-02 Jan Hubicka <jh@suse.cz>
12530 Tom de Vries <tom@codesourcery.com>
12532 PR middle-end/51998
12533 * cgraphunit.c (cgraph_analyze_function): Break cyclic aliases.
12534 * varpool.c (varpool_analyze_pending_decls): Likewise.
12536 2012-02-02 Sumanth G <sumanth.gundapaneni@kpitcummins.com>
12537 Jayant R Sonar <jayant.sonar@kpitcummins.com>
12539 * config.gcc: Add cr16-* support.
12541 * doc/extend.texi: Document cr16 extensions.
12542 * doc/install.texi: Document cr16 install.
12543 * doc/invoke.texi: Document cr16 options.
12544 * doc/md.texi: Document cr16 constraints.
12546 * common/config/cr16/cr16-common.c: New file.
12547 * config/cr16/cr16.c: New file.
12548 * config/cr16/cr16.h: New file.
12549 * config/cr16/cr16.md: New file.
12550 * config/cr16/cr16.opt: New file.
12551 * config/cr16/cr16-protos.h: New file.
12552 * config/cr16/predicates.md: New file.
12553 * config/cr16/constraints.md: New file.
12554 * config/cr16/t-cr16: New file.
12556 2012-02-02 Jakub Jelinek <jakub@redhat.com>
12559 * config/i386/i386.md (*addqi_2 peephole with SImode addition): Check
12560 that operands[2] is either immediate, or q_regs_operand.
12562 PR tree-optimization/52073
12563 * tree-vect-stmts.c (vect_mark_relevant): When checking uses of
12564 a pattern stmt for pattern uses, ignore uses outside of the loop.
12566 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
12568 * config/avr/avr.c: Resolve all AS1 and AS2 macros.
12569 * config/avr/avr.h (AS1, AS2, AS2C, AS3): Remove.
12570 (OUT_AS1, OUT_AS2): Remove.
12572 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
12574 PR rtl-optimization/51374
12575 * combine.c (can_combine_p): Don't allow volatile_refs_p insns
12576 to cross other volatile_refs_p insns.
12578 2012-02-01 Richard Guenther <rguenther@suse.de>
12580 * doc/invoke.texi (fno-inline): Clarify documentation.
12581 (finline-small-functions): Likewise.
12582 (finline-functions): Likewise.
12583 * common.opt (finline): Adjust comment and documentation.
12584 (finline-small-functions): Clarify documentation.
12585 (finline-functions): Likewise.
12586 (finline-functions-called-once): Likewise.
12588 2012-02-01 Tristan Gingold <gingold@adacore.com>
12590 * c-typeck.c (composite_type): Keep mode for pointers.
12592 2012-01-31 Richard Sandiford <rdsandiford@googlemail.com>
12594 * function.h (regno_reg_rtx): Adjust comment.
12595 * reginfo.c (init_reg_modes_target): Only use the previous mode
12596 if it fits within one register. Remove MIPS comment.
12598 2012-01-31 Jakub Jelinek <jakub@redhat.com>
12601 * combine.c (do_SUBST_LINK, SUBST_LINK): Guard with #ifndef HAVE_cc0.
12603 2012-01-31 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
12605 * config/s390/s390.md ("*ashr<mode>3_and"): Add missing z196 flag
12606 to srak instruction.
12608 2012-01-31 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
12610 * config/arm/thumb2.md (thumb2_mov_notscc): Use MVN for true condition.
12612 2012-01-31 Jakub Jelinek <jakub@redhat.com>
12617 * ipa-prop.c (detect_type_change_1): Call ao_ref_init.
12619 2012-01-31 Richard Guenther <rguenther@suse.de>
12621 PR tree-optimization/51528
12622 * tree-sra.c (sra_modify_assign): Avoid copy-in/out for aggregate
12625 2012-01-31 Jakub Jelinek <jakub@redhat.com>
12630 * ree.c (add_removable_extension): Change def_map argument
12631 to unsigned *, store in def_map 1 + offset into *insn_list vector
12632 instead of pointers into the vector.
12633 (find_removable_extensions): Adjust caller.
12635 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
12637 * config/avr/avr.md: Resolve all AS1 and AS2 macros.
12638 Transform all "* quoted-c-code" to { c-code }.
12639 Remove redundant test for "optimize" in combine patterns.
12640 Move (include "avr-dimode.md") to end of file.
12642 2012-01-30 Bin Cheng <bin.cheng@arm.com>
12645 * config/arm/arm.c (arm_libcall_uses_aapcs_base): Use correct ABI
12646 for __aeabi_d2iz/__aeabi_d2uiz with hard-float.
12648 2012-01-30 Richard Guenther <rguenther@suse.de>
12650 PR tree-optimization/52028
12651 * tree-loop-distribution.c (ldist_gen): Properly update
12654 2012-01-30 Jakub Jelinek <jakub@redhat.com>
12657 * dwarf2out.c (dwarf2out_switch_text_section): Don't call
12658 set_cur_line_info_table if not emitting debug info.
12660 PR tree-optimization/52046
12661 * tree-vect-patterns.c (check_bool_pattern): Give up if
12662 a comparison could throw.
12665 * tree-ssa-tail-merge.c (local_def): Ignore debug uses.
12667 2012-01-30 Richard Guenther <rguenther@suse.de>
12669 PR tree-optimization/52045
12670 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Update
12671 SSA form if cfgcleanup did anything.
12673 2012-01-30 Richard Guenther <rguenther@suse.de>
12675 PR tree-optimization/52045
12676 * ipa-inline-transform.c (inline_transform): Call execute_fixup_cfg
12677 before computing final todo.
12679 2012-01-30 Richard Guenther <rguenther@suse.de>
12681 PR tree-optimization/51528
12682 * tree-sra.c (sra_modify_assign): Re-factor in preparation
12685 2012-01-30 Paolo Bonzini <bonzini@gnu.org>
12687 * df-problems.c (df_kill_notes): Check that the use refers
12688 to the note under examination.
12690 2012-01-30 Eric Botcazou <ebotcazou@adacore.com>
12693 * config/sparc/sparc.c (vector_init_fpmerge): Remove INNER_MODE
12694 parameter and use short-lived pseudos.
12695 (vector_init_faligndata): Remove INNER_MODE parameter and use loop.
12696 (sparc_expand_vector_init): Const-ify local variables and adjust
12697 calls to above functions.
12699 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
12701 * config/avr/avr.c (out_movqi_mr_r): Fix length computation.
12703 2012-01-29 Sandra Loosemore <sandra@codesourcery.com>
12705 * doc/invoke.texi: Make usage of "compile time" and
12706 "run time"/"runtime" consistent throughout the file.
12708 2012-01-29 Uros Bizjak <ubizjak@gmail.com>
12710 * config/alpha/alpha.c (alpha_option_override): Default to
12711 full IEEE compliance mode for Go language.
12713 2012-01-29 Tijl Coosemans <tijl@coosemans.org>
12715 * config/freebsd-spec.h [TARGET_LIBC_PROVIDES_SSP]
12716 (LINK_SSP_SPEC): Define.
12718 2012-01-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12721 * config/pa/pa.c (pa_return_addr_rtx): Add support for PA2.0 export
12724 2012-01-28 Sandra Loosemore <sandra@codesourcery.com>
12726 * doc/invoke.texi: Correct hyphenation of "floating point",
12727 "double precision", and related terminology throughout the file.
12729 2012-01-28 Jakub Jelinek <jakub@redhat.com>
12732 * config/arm/arm.md (pic_add_dot_plus_eight peephole2): Use
12733 arm_general_register_operand predicate for operand 2 instead of
12736 2012-01-27 Ian Lance Taylor <iant@google.com>
12739 * builtins.def (BUILT_IN_INIT_HEAP_TRAMPOLINE): Define.
12740 * builtins.c (expand_builtin_init_trampoline): Add onstack
12741 parameter. Change caller.
12742 (expand_builtin): Handle BUILT_IN_INIT_HEAP_TRAMPOLINE.
12743 * tree.c (build_common_builtin_nodes): Declare
12744 __builtin_init_heap_trampoline.
12746 2012-01-27 Georg-Johann Lay <avr@gjlay.de>
12748 * config/avr/avr-protos.h (lpm_reg_rtx, lpm_addr_reg_rtx,
12749 tmp_reg_rtx, zero_reg_rtx, all_regs_rtx, rampz_rtx): Make global.
12750 * config/avr/avr.c: Ditto.
12751 (avr_regnames): Remove because unused.
12752 * config/avr/avr.md (*cpse.ne): New peephole.
12753 (*cpse.eq): New peephole from former cpse peepholes.
12755 2012-01-27 Michael Eager <eager@eagercon.com>
12757 * config/microblaze.c (microblaze_emit_compare): Correct
12758 test after pcmp instruction.
12760 2012-01-27 Richard Guenther <rguenther@suse.de>
12762 PR tree-optimization/52020
12763 * tree-sra.c (sra_modify_assign): Do not transform clobbers.
12765 2012-01-27 Richard Guenther <rguenther@suse.de>
12767 * ipa-pure-const.c (check_stmt): Clobbers do not make a
12768 function non-const/pure.
12770 2012-01-27 Richard Guenther <rguenther@suse.de>
12772 PR tree-optimization/50444
12773 * tree-sra.c (build_ref_for_offset): Properly adjust the
12774 MEM_REF type for unaligned accesses.
12776 2012-01-27 Richard Guenther <rguenther@suse.de>
12778 PR tree-optimization/50444
12779 * expr.c (mem_ref_refers_to_non_mem_p): New function.
12780 (expand_assignment): Use it. Properly handle misaligned
12781 bases when expanding stores to component references.
12782 (expand_expr_real_1): Use mem_ref_refers_to_non_mem_p and
12783 refactor that case.
12785 2012-01-27 Andrey Belevantsev <abel@ispras.ru>
12787 PR middle-end/51389
12788 * Makefile.in (tree-data-ref.o): Depend on $(PARAMS_H).
12789 * tree-data-ref.h (find_data_references_in_loop): Remove declaration.
12790 * tree-data-ref.c (find_data_references_in_loop): Make static.
12791 (compute_all_dependences): Change return type to bool. Bail out
12792 for too many datarefs in a loop. Move the hunk resetting the data
12793 dependences vector from ...
12794 (compute_data_dependences_for_loop): ... here. Account for
12795 compute_all_dependences returning false.
12796 (compute_data_dependences_for_bb): Likewise.
12797 * params.def (PARAM_LOOP_MAX_DATAREFS_FOR_DATADEPS): New param.
12798 * doc/invoke.texi (loop-max-datarefs-for-datadeps): Document it.
12800 2012-01-27 Richard Guenther <rguenther@suse.de>
12802 PR middle-end/51959
12803 * expr.c (store_field): Use the alias-set of the scratch memory
12806 2012-01-27 Tom de Vries <tom@codesourcery.com>
12808 PR tree-optimization/51990
12809 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
12811 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Same.
12813 2012-01-27 Jakub Jelinek <jakub@redhat.com>
12816 * var-tracking.c (reverse_op): Don't add any reverse operation
12817 if V already has any constant locations.
12819 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
12821 * doc/invoke.texi: Correct usage of "command line" (noun)
12822 vs "command-line" (adjective) throughout.
12824 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
12826 * doc/invoke.texi (Language Independent Options): Move
12827 -Wcoverage-mismatch blurb from here....
12828 (Warning Options): ...to here.
12830 2012-01-27 Peter Bergner <bergner@vnet.ibm.com>
12832 * config/rs6000/rs6000.c (rs6000_option_override_internal):
12833 Set rs6000_always_hint to false for 476.
12835 2012-01-27 Matthias Klose <doko@ubuntu.com>
12837 * gcc.c (add_sysrooted_prefix): Remove trailing dir separator from
12839 * incpath.c (add_standard_paths): Likewise.
12841 2012-01-27 Richard Henderson <rth@redhat.com>
12843 * config/m68k/m68k.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
12844 * config/m68k/sync.md (atomic_test_and_set): Rename from
12845 sync_test_and_setqi and adjust the operands.
12846 (atomic_test_and_set_1): Rename from sync_test_and_setqi_1
12847 and unconditionally enable.
12849 2012-01-27 Richard Henderson <rth@redhat.com>
12851 * config/sparc/sparc.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
12852 * config/sparc/sync.md (atomic_test_and_set): Only handle QImode.
12853 (ldstub): Rename from ldstubqi.
12854 (ldstub<I24MODE>): Remove.
12856 2012-01-27 Richard Henderson <rth@redhat.com>
12858 * target.def (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
12859 * c-cppbuiltin.c (cpp_atomic_builtins): Define
12860 __GCC_ATOMIC_TEST_AND_SET_TRUEVAL.
12861 * doc/tm.texi.in (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): Add doc hook.
12862 * doc/tm.texi: Rebuild.
12864 2012-01-27 Richard Henderson <rth@redhat.com>
12866 * optabs.c (gen_atomic_test_and_set): Remove default.
12867 (maybe_emit_atomic_test_and_set): Use maybe_expand_insn.
12869 2012-01-26 Jakub Jelinek <jakub@redhat.com>
12871 PR rtl-optimization/51978
12872 * ree.c (make_defs_and_copies_lists): Change set_pat type to const_rtx.
12873 (combine_reaching_defs): Likewise.
12874 (struct re_info): Remove.
12875 (add_removable_extension): Remove x and data arguments,
12876 add insn, insn_list and def_map. Use the arguments directly
12877 instead of using struct re_info.
12878 (find_removable_extensions): Don't call add_removable_extension
12879 through note_stores, instead just call it with single_set
12880 result if non-NULL.
12881 (find_and_remove_re): Pass curr_cand->expr instead of
12882 PATTERN (curr_cand->insn) as set_pat argument to combine_reaching_defs.
12884 2012-01-26 Michael Matz <matz@suse.de>
12886 PR tree-optimization/46590
12887 * cfgexpand.c: Revert last change (r183305).
12888 * gimplify.c (gimplify_bind_expr): Add clobbers for all non-gimple
12890 * tree-eh.c (cleanup_empty_eh): Try to optimize clobbers before
12891 checking for emptiness.
12893 2012-01-26 Jakub Jelinek <jakub@redhat.com>
12895 PR middle-end/51895
12896 * expr.c (expand_expr_real_1): Handle BLKmode MEM_REF of
12897 non-addressable non-BLKmode base correctly.
12899 2012-01-26 Michael Matz <matz@suse.de>
12901 PR tree-optimization/48794
12902 * tree-eh.c (remove_unreachable_handlers_no_lp): Don't remove
12903 regions referenced from RESX/EH_DISPATCH.
12905 2012-01-26 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
12907 * config/s390/s390.h: Make BRANCH_COST an option.
12908 * config/s390/s390.opt: New option -mbranch-cost.
12910 2012-01-26 Richard Henderson <rth@redhat.com>
12912 Revert 2012-01-24 change:
12913 * trans-mem.c (requires_barrier): Do not instrument thread local
12914 variables and emit save/restore for them.
12916 2012-01-25 Jakub Jelinek <jakub@redhat.com>
12918 PR middle-end/51986
12919 * sched-deps.c (sched_get_condition_with_rev_uncached): Don't test
12922 2012-01-25 Richard Sandiford <rdsandiford@googlemail.com>
12924 * config/mips/mips.c (mips_small_data_pattern_1): Don't process
12927 2012-01-25 Georg-Johann Lay <avr@gjlay.de>
12930 Rename __pgm to __flash.
12931 Rename __pgm1 to __flash1.
12932 Rename __pgm2 to __flash2.
12933 Rename __pgm3 to __flash3.
12934 Rename __pgm4 to __flash4.
12935 Rename __pgm5 to __flash5.
12936 Rename __pgmx to __memx.
12937 * doc/extend.texi (AVR Named Address Spaces)
12938 Rename address space names as indicated above.
12939 * config/avr/avr.c (avr_addrspace): Ditto.
12941 * config/avr/avr-protos.h
12942 (avr_mem_pgmx_p): Rename to avr_mem_memx_p.
12943 (avr_mem_pgm_p): Rename to avr_mem_flash_p.
12944 * config/avr/predicates.md: Ditto.
12945 * config/avr/avr.c Ditto, and
12946 (avr_decl_pgmx_p): Rename to avr_decl_memx_p.
12947 (avr_decl_pgm_p): Rename to avr_decl_flash_p.
12949 * config/avr/avr.h (ADDR_SPACE_PGM): Rename to ADDR_SPACE_FLASH.
12950 (ADDR_SPACE_PGM1): Rename to ADDR_SPACE_FLASH1.
12951 (ADDR_SPACE_PGM2): Rename to ADDR_SPACE_FLASH2.
12952 (ADDR_SPACE_PGM3): Rename to ADDR_SPACE_FLASH3.
12953 (ADDR_SPACE_PGM4): Rename to ADDR_SPACE_FLASH4.
12954 (ADDR_SPACE_PGM5): Rename to ADDR_SPACE_FLASH5.
12955 (ADDR_SPACE_PGMX): Rename to ADDR_SPACE_MEMX.
12956 * config/avr/avr.c: Ditto.
12957 * config/avr/avr.md: Ditto.
12959 2012-01-25 Jason Merrill <jason@redhat.com>
12962 * tree.c (find_decls_types_in_node): Walk gimple_call_fntype.
12964 2012-01-25 Jakub Jelinek <jakub@redhat.com>
12966 PR tree-optimization/51987
12967 * tree-data-ref.c (get_references_in_stmt): Handle references in
12968 non-volatile GIMPLE_ASM.
12970 2012-01-25 Richard Guenther <rguenther@suse.de>
12972 * tree-ssa-sccvn.c (vn_reference_eq): Also compare if both
12973 bases are dereferenced.
12975 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
12977 PR rtl-optimization/48374
12978 * sel-sched-ir.h (get_all_loop_exits): Check for zero successors.
12980 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
12982 * tree-predcom.c (tree_predictive_commoning_loop): Bail out when
12983 compute_data_dependences_for_loop returns false.
12984 * tree-parloops.c (loop_parallel_p): Likewise.
12986 2012-01-25 Richard Guenther <rguenther@suse.de>
12988 * tree.h (get_pointer_alignment_1): Declare.
12989 * builtins.c (get_pointer_alignment_1): New function.
12990 (get_pointer_alignment): Use it.
12992 2012-01-25 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
12994 PR rtl-optimization/48308
12995 * combine.c (enum undo_kind): Add UNDO_LINKS.
12996 (struct undo): Add member l to other_contents and where.
12997 (do_SUBST_LINK): New.
12999 (try_combine): Handle LOG_LINKS for the dummy i1 case.
13000 (undo_all): Handle UNDO_LINKS.
13002 2012-01-25 Richard Henderson <rth@redhat.com>
13004 * optabs.c (maybe_emit_atomic_test_and_set): Allow non-QImode
13007 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
13009 * optabs.c (gen_atomic_test_and_set): Use each argument.
13011 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
13013 * config/mips/mips-ps-3d.md (mips_addr_ps, reduc_splus_v2sf)
13014 (mips_cvt_pw_ps, mips_cvt_ps_pw, mips_mulr_ps, mips_cabs_cond_<fmt>)
13015 (mips_cabs_cond_4s, mips_cabs_cond_ps, bc1any4t, bc1any4f, bc1any2t)
13016 (bc1any2f, mips_rsqrt1_<fmt>, mips_rsqrt2_<fmt>, mips_recip1_<fmt>)
13017 (mips_recip2_<fmt>): Require TARGET_MIPS3D rather than
13018 TARGET_PAIRED_SINGLE_FLOAT.
13020 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
13022 * doc/rtl.texi (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
13023 (in_struct, return_val): Remove MEM documentation.
13024 * rtl.h (rtx_def): Remove MEM meanings from in_struct and return_val.
13025 (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
13026 (MEM_COPY_ATTRIBUTES): Remove references to MEM_IN_STRUCT_P
13028 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
13029 * cfgexpand.c (add_alias_set_conflicts): Likewise.
13030 * expr.c (store_field): Likewise.
13031 * function.c (assign_stack_temp_for_type): Likewise.
13032 * ifcvt.c (noce_try_cmove_arith): Likewise.
13033 * reload1.c (reload): Likewise.
13034 * config/alpha/alpha.c (alpha_set_memflags_1): Likewise.
13035 (alpha_set_memflags): Likewise.
13036 * config/m32c/m32c.c (m32c_immd_dbl_mov): Nullify.
13038 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
13040 * rtl.h (true_dependence, canon_true_dependence): Remove varies
13042 * alias.c (fixed_scalar_and_varying_struct_p): Delete.
13043 (true_dependence_1, write_dependence_p, may_alias_p): Don't call it.
13044 (true_dependence_1, true_dependence, canon_true_dependence): Remove
13046 * cselib.c (cselib_rtx_varies_p): Delete.
13047 (cselib_invalidate_mem): Update call to canon_true_dependence.
13048 * dse.c (record_store, check_mem_read_rtx): Likewise.
13049 (scan_reads_nospill): Likewise.
13050 * cse.c (check_dependence): Likewise.
13051 (cse_rtx_varies_p): Delete.
13052 * expr.c (safe_from_p): Update call to true_dependence.
13053 * ira.c (validate_equiv_mem_from_store): Likewise.
13054 (memref_referenced_p): Likewise.
13055 * postreload-gcse.c (find_mem_conflicts): Likewise.
13056 * sched-deps.c (sched_analyze_2): Likewise.
13057 * store-motion.c (load_kills_store): Likewise.
13058 * config/frv/frv.c (frv_registers_conflict_p_1): Likewise.
13059 * gcse.c (mems_conflict_for_gcse_p): Likewise.
13060 (compute_transp): Update call to canon_true_dependence.
13062 2012-01-25 Richard Henderson <rth@redhat.com>
13064 * optabs.c (CODE_FOR_atomic_test_and_set): Provide default.
13065 (maybe_emit_atomic_test_and_set): New.
13066 (expand_sync_lock_test_and_set): Use it.
13067 (expand_atomic_test_and_set): Likewise.
13068 * doc/extend.texi (__atomic_test_and_set): Adjust the docs to match
13069 the implementation; clarify implementation defined details.
13070 * doc/md.texi (atomic_test_and_set): Document.
13072 2012-01-25 Richard Henderson <rth@redhat.com>
13074 * config/sparc/predicates.md (zero_or_v7_operand): Use match_code.
13076 2012-01-25 Richard Henderson <rth@redhat.com>
13079 * config/arm/arm.c (neon_split_vcombine): Emit deleted note
13080 to effect no-op split.
13082 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
13085 * builtin-types.def: (BT_CONST_DOUBLE_PTR): New.
13086 (BT_FN_VOID_PTR_CONST_PTR_SIZE): New.
13087 (BT_FN_VOID_PTR_INT_SIZE): New.
13088 (BT_FN_UINT_UINT_VAR): Remove.
13089 (BT_FN_UINT32_UINT32_VAR): New.
13090 (BT_FN_DOUBLE_VPTR): Remove.
13091 (BT_FN_DOUBLE_CONST_DOUBLE_PTR): New.
13093 * gtm-builtins.def (_ITM_abortTransaction): Set return type to void.
13094 (_ITM_changeTransactionMode): Same.
13095 (_ITM_memmoveRtWt): Change return type to void.
13096 (_ITM_memcpyRtWt): Same.
13097 (_ITM_memsetW): Same.
13098 (_ITM_RaRD): Change types to double.
13103 * builtins.def (DEF_TM_BUILTIN): Set BOTH_P to true.
13105 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
13106 Patrick Marlier <patrick.marlier@gmail.com>
13108 * trans-mem.c (requires_barrier): Do not instrument thread local
13109 variables and emit save/restore for them.
13111 2012-01-24 Jason Merrill <jason@redhat.com>
13114 * cgraphunit.c (cgraph_decide_is_function_needed): Don't always
13115 output static aliases.
13117 2012-01-24 Jakub Jelinek <jakub@redhat.com>
13120 * common.opt (-pie, -shared, pie, shared): Change from Common to
13122 * gcc.c (display_help): Display help for -pie and -shared.
13124 2012-01-24 Georg-Johann Lay <avr@gjlay.de>
13127 * doc/extend.texi (AVR Named Address Spaces): Move sample code up.
13128 Remove note on size/offset limitation.
13129 (AVR Variable Attributes): Add example how to read data located
13130 with progmem. Refer to named address spaces.
13131 * doc/invoke.texi (AVR Options): Fix typo.
13133 2012-01-24 Richard Guenther <rguenther@suse.de>
13135 Forward-port to trunk
13136 2010-09-21 Jakub Jelinek <jakub@redhat.com>
13138 PR middle-end/45678
13139 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: If
13140 op0 isn't sufficiently aligned and there is movmisalignM
13141 insn for mode, use it to load op0 into a temporary register.
13143 2012-01-24 Jakub Jelinek <jakub@redhat.com>
13146 * target.def (const_not_ok_for_debug_p): New hook.
13147 * doc/tm.texi.in (TARGET_CONST_NOT_OK_FOR_DEBUG_P): New hook
13149 * doc/tm.texi: Regenerated.
13150 * dwarf2out.c (const_ok_for_output_1): If
13151 targetm.const_not_ok_for_debug_p returns true, fail.
13152 * config/rs6000/rs6000.c (rs6000_const_not_ok_for_debug_p): New
13154 (TARGET_CONST_NOT_OK_FOR_DEBUG_P): Redefine.
13156 2012-01-23 Kai Tietz <ktietz@redhat.com>
13159 * config/i386/predicates.md (symbolic_operand): Allow
13160 UNSPEC_PCREL as PIC expression for lea.
13161 * config/i386/winnt.c (i386_pe_binds_local_p): Reworked.
13162 * config/i386/i386.c (ix86_delegitimize_address): Handle
13163 UNSPEC_PCREL for none-MEM, too.
13165 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
13167 * trans-mem.c (ipa_tm_create_version): Set externally_visible.
13168 (ipa_tm_create_version_alias): Same.
13170 2012-01-23 Uros Bizjak <ubizjak@gmail.com>
13173 * builtin-types.def (BT_FN_UINT_UINT_VAR): New.
13174 * gtm-builtins.def (BUILT_IN_TM_START): Declare as BT_FN_UINT_UINT_VAR.
13176 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
13177 Patrick Marlier <patrick.marlier@gmail.com>
13178 Iain Sandoe <developer@sandoe-acoustics.co.uk>
13181 * lto-wrapper.c (run_gcc): Pass the LTO section name to
13182 simple_object_start_read.
13184 2012-01-23 Richard Guenther <rguenther@suse.de>
13187 PR tree-optimization/51895
13188 * tree-sra.c (decide_one_param_reduction): Avoid sub-optimal
13189 parameter decomposition into BLKmode components.
13191 2012-01-23 Eric Botcazou <ebotcazou@adacore.com>
13193 * tree-ssa-structalias.c (intra_create_variable_infos): Do not create
13194 fake variables for restrict-qualified pointers whose pointed-to type
13195 contains a placeholder.
13197 2012-01-23 Richard Guenther <rguenther@suse.de>
13199 PR tree-optimization/51949
13200 * ipa-split.c (execute_split_functions): Do not split malloc functions.
13202 2012-01-23 Jakub Jelinek <jakub@redhat.com>
13204 PR rtl-optimization/51933
13205 * ree.c (transform_ifelse): Return true right away if dstreg is
13206 already wider or equal to cand->mode.
13207 (enum ext_modified_kind, struct ext_modified, ext_state): New types.
13208 (make_defs_and_copies_lists): Remove defs_list and copies_list
13209 arguments, add state argument, just truncate state->work_list
13210 instead of always allocating and freeing the vector. Assert that
13211 get_defs succeeds instead of returning 2. Changed return type to bool.
13212 (merge_def_and_ext): Add state argument. If SET_DEST doesn't
13213 have ext_src_mode, see if it has been modified already with the
13214 right kind of extension and has been extended before from the
13215 ext_src_mode. If SET_DEST is already wider or equal to cand->mode,
13216 just return true. Remember the original mode in state->modified array.
13217 (combine_reaching_defs): Add state argument. Don't allocate and
13218 free here def_list, copied_list and vec vectors, instead just
13219 VEC_truncate the vectors in *state. Don't handle outcome == 2 here.
13220 (find_and_remove_re): Set DF_DEFER_INSN_RESCAN df flag.
13221 Add state variable, clear vectors in it, initialize state.modified
13222 if needed. Free all the vectors at the end and state.modified too.
13223 Don't skip a candidate if the extension expression has been modified.
13225 2012-01-22 Douglas B Rupp <rupp@gnat.com>
13228 * config.gcc: (i[34567]86-*-interix3*): Remove from obsolete
13229 configurations. Change triplet to i[34567]86-*-interix[3-9]*.
13230 (extra_options) interix.opt -> i386/interix.opt"
13231 (extra_objs):Add winnt-stubs.o
13232 * configure.ac: Add interix to target_os .comm on PE check.
13233 * configure: Regenerate.
13234 * config/interix3.h: Delete and move bits to..
13235 * config/interix.h: Delete and move bits to..
13236 * config/i386/i386-interix3.h: Delete and move bits to..
13237 * config/i386/i386-interix.h: ..here.
13238 (TARGET_CPU_DEFAULT): Remove redefinition.
13239 (TARGET_ASM_CONSTRUCTOR): Undefine.
13240 (SUBTARGET_SWITCHES): Define for ms-bitfields.
13241 (TARGET_OS_CPP_BUILTINS): Remove __OPENNT. Add __declspec.
13242 (PTRDIFF_TYPE): Define.
13243 (LONG_DOUBLE_TYPE_SIZE): Define.
13244 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Define.
13245 (SUBTARGET_OVERRIDE_OPTIONS): Remove.
13246 (TARGET_SECTION_TYPE_FLAGS): Define.
13247 (ASM_DECLARE_FUNCTION_NAME): Define.
13248 (ASM_OUTPUT_EXTERNAL): Define.
13249 (ASM_OUTPUT_EXTERNAL_LIBCALL): Define.
13250 (ASM_OUTPUT_ALIGNED_BSS): Define.
13251 (PCC_BITFIELD_TYPE_MATTERS): Define.
13252 (USE_CONST_SECTION): Define.
13253 (SUBTARGET_ENCODE_SECTION_INFO): Remove.
13254 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
13255 (SUPPORTS_ONE_ONLY): Remove.
13256 (I386_PE_STRIP_ENCODING): Define.
13257 * config/interix.opt: Delete and move bits to..
13258 * config/i386/interix.opt: ..here. New.
13259 (mpe-aligned-commons): Add.
13260 * config/i386/t-interix: Add copyright header.
13261 (winnt-stubs.o): Add rule.
13263 2012-01-22 Jason Merrill <jason@redhat.com>
13266 * varpool.c (varpool_analyze_pending_decls): Copy DECL_EXTERNAL
13267 for extra name aliases.
13269 2012-01-22 Eric Botcazou <ebotcazou@adacore.com>
13271 PR rtl-optimization/51924
13272 * ree.c (combine_set_extension): Improve debugging message.
13273 (combine_reaching_defs): Likewise.
13274 (get_defs): Rename confusingly named variable.
13275 (find_and_remove_re): Skip a candidate if the extension expression has
13278 2012-01-21 Robert Millan <rmh@gnu.org>
13279 Gerald Pfeifer <gerald@pfeifer.com>
13281 * config/kfreebsd-gnu.h (GNU_USER_DYNAMIC_LINKERX32): New macro.
13282 (GNU_USER_DYNAMIC_LINKER): Adjust indentation.
13284 2012-01-20 Jakub Jelinek <jakub@redhat.com>
13286 PR tree-optimization/51914
13287 * tree-vect-stmts.c (vectorizable_conversion): For
13288 cvt_type && modifier == WIDEN, put temporary with cvt_type
13289 at the beginning of vec_dsts and set vec_dest to temporary
13292 2012-01-20 Eric Botcazou <ebotcazou@adacore.com>
13294 * cfgrtl.c (rtl_dump_bb): Do not dump insns for {ENTRY|EXIT}_BLOCK.
13296 2012-01-20 Tijl Coosemans <tijl@coosemans.org>
13298 * config/i386/i386.c: Fix checks for !TARGET_MACHO.
13299 * config/rs6000/rs6000.c: Likewise.
13301 2012-01-20 Jakub Jelinek <jakub@redhat.com>
13304 * config/arm/arm.c (arm_count_output_move_double_insns): Call
13305 output_move_double on a copy of operands array.
13307 2012-01-20 Cary Coutant <ccoutant@google.com>
13308 Dodji Seketeli <dodji@redhat.com>
13311 * dwarf2out.c (copy_declaration_context): Return ref to parent
13312 of declaration DIE, if necessary.
13313 (remove_child_or_replace_with_skeleton): Add new parameter; update
13314 caller. Place skeleton DIE under parent DIE of original declaration.
13315 Move call to copy_declaration_context to here ...
13316 (break_out_comdat_types): ... from here.
13318 2012-01-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
13320 PR rtl-optimization/51856
13321 * reload.c (find_reloads_subreg_address): Set the address_reloaded
13324 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
13327 * config/arm/arm.c (arm_print_operand): Correct output of alignment
13328 hints for neon loads and stores.
13330 2012-01-20 Georg-Johann Lay <avr@gjlay.de>
13334 * doc/extend.texi (Named Address Spaces): Split into subsections.
13335 (AVR Named Address Spaces): New subsection.
13336 (M32C Named Address Spaces): New subsection.
13337 (RL78 Named Address Spaces): New subsection.
13338 (SPU Named Address Spaces): New subsection.
13339 (Variable Attributes): New anchor "AVR Variable Attributes".
13340 (AVR Variable Attributes): Rewrite and avoid wording
13341 "address space" in this context.
13342 * doc/invoke.texi (AVR Options): Rewrite and add documentation
13343 for -maccumulate-args, -mbranch-cost=, -mrelax, -mshort-calls.
13344 (AVR Built-in Macros): New subsubsection therein.
13345 * doc/md.texi (AVR constraints): Remove "C04", "R".
13347 2012-01-20 Richard Guenther <rguenther@suse.de>
13349 PR tree-optimization/51903
13350 * tree-ssa-pre.c (eliminate): Properly purging of EH edges
13351 when removing stmts.
13353 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
13356 * config/arm/arm.c (arm_load_pic_register): Use
13357 gen_pic_load_addr_unified. Delete calls to gen_pic_load_addr_32bit
13358 , gen_pic_add_dot_plus_eight and gen_pic_add_dot_plus_four.
13359 (arm_pic_static_addr): Likewise.
13360 (arm_rtx_costs_1): Adjust cost for UNSPEC_PIC_UNIFIED.
13361 (arm_note_pic_base): Handle UNSPEC_PIC_UNIFIED.
13362 * config/arm/arm.md (UNSPEC_PIC_UNIFIED): Define.
13363 (pic_load_addr_unified): New.
13365 2012-01-20 Andrey Belevantsev <abel@ispras.ru>
13368 * function.c (instantiate_virtual_regs_in_insn): Use
13369 delete_insn_and_edges when removing a wrong asm insn.
13371 2012-01-19 Vladimir Makarov <vmakarov@redhat.com>
13373 PR rtl-optimization/40761
13374 * ira-int.h (struct ira_loop_tree_node): Add comment for member loop.
13375 Add new member loop_num.
13376 (IRA_LOOP_NODE_BY_INDEX): Modify the check.
13377 (ira_build): Remove the parameter.
13379 * ira.c (ira_print_disposition): Use loop_num instead of loop->num.
13380 (ira.c): Do not build CFG loops for one region allocation. Remove
13381 argument from ira_build call.
13383 * ira-build.c (init_loop_tree_node): New function.
13384 (create_loop_tree_nodes): Use it. Separate the case when CFG
13385 loops are not built.
13386 (more_one_region_p): Check current_loops.
13387 (finish_loop_tree_nodes): Separate the case when CFG loops are not
13389 (add_loop_to_tree): Process loop equal to NULL too.
13390 (form_loop_tree): Separate the case when CFG loops are not built.
13391 Use explicitly number for the root.
13392 (rebuild_regno_allocno_maps, create_loop_tree_node_allocnos): Add
13394 (ira_print_expanded_allocno, loop_compare_func): Use loop_num
13395 instead of loop->num.
13396 (mark_loops_for_removal): Ditto. Use loop_num instead of loop->num.
13397 (mark_all_loops_for_removal): Ditto.
13398 (remove_unnecessary_regions): Separate the case when CFG loops
13400 (ira_build): Remove the parameter. Use explicit number of regions
13401 when CFG loops are not built.
13403 * ira-color.c (print_loop_title): Separate the case for the root node.
13404 Use loop_num instead of loop->num.
13405 (move_spill_restore): Use loop_num instead of loop->num.
13407 * ira-emit.c (setup_entered_from_non_parent_p): Add an assertion.
13408 (change_loop): Ditto.
13409 (change_loop): Use loop_num instead of loop->num.
13411 * ira-lives.c (process_bb_node_lives): Ditto.
13413 * ira-costs.c (print_allocno_costs, find_costs_and_classes): Ditto.
13415 * ira-conflicts.c (print_allocno_conflicts): Ditto.
13417 2012-01-19 Jakub Jelinek <jakub@redhat.com>
13419 PR libmudflap/40778
13420 * tree-mudflap.c (mf_artificial): New function.
13421 (execute_mudflap_function_ops, execute_mudflap_function_decls,
13422 mx_register_decls, mudflap_enqueue_decl): Use it.
13425 * config/arm/neon.md (*neon_vswp<mode>): Fix up operand
13426 numbers in the insn pattern.
13428 2012-01-19 Michael Matz <matz@suse.de>
13430 PR tree-optimization/46590
13431 * cfgexpand.c (add_scope_conflicts_1): New old_conflicts argument,
13432 use it in remembering which conflicts we already created.
13433 (add_scope_conflicts): Adjust call to above, (de)allocate helper
13436 2012-01-19 Aldy Hernandez <aldyh@redhat.com>
13439 * lto-wrapper.c (run_gcc): Pass -fgnu_tm on.
13440 (merge_and_complain): Same.
13442 2012-01-19 Jakub Jelinek <jakub@redhat.com>
13445 * config/initfini-array.h: Guard content of the header
13446 with #ifdef HAVE_INITFINI_ARRAY.
13447 * configure.ac: Move gcc_AC_INITFINI_ARRAY much later into the file.
13448 Add initfini-array.h to tm_file here.
13449 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): For non-ia64 do a linker test.
13450 * config.gcc: Don't add initfini-array.h to tm_file here.
13451 * configure: Regenerated.
13453 2012-01-19 Andrey Belevantsev <abel@ispras.ru>
13455 PR rtl-optimization/51505
13456 * df-problems.c (df_kill_notes): New parameter live. Update comment.
13457 Remove REG_EQUAL/REG_EQUIV notes referring to dead registers.
13458 (df_note_bb_compute): Update the call to df_kill_notes.
13460 2012-01-18 Aldy Hernandez <aldyh@redhat.com>
13462 * trans-mem.c (requires_barrier): Remove call to is_global_var.
13464 2012-01-18 Richard Guenther <rguenther@suse.de>
13466 * tree-ssa.c (useless_type_conversion_p): Remove special-casing
13467 of conversions to void *.
13469 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
13470 Richard Sandiford <rdsandiford@googlemail.com>
13472 PR middle-end/50325
13473 PR middle-end/51192
13474 * optabs.h (simplify_expand_binop): Declare.
13475 * optabs.c (simplify_expand_binop): Make global.
13476 * expmed.c (store_bit_field_1): Use simplify_expand_binop on big
13477 endian targets if the source cannot be exactly covered by word
13480 2012-01-17 Jakub Jelinek <jakub@redhat.com>
13483 * hard-reg-set.h (struct hard_reg_set_container): New type.
13484 * target.h (struct hard_reg_set_container): Forward declare.
13485 * target.def (set_up_by_prologue): New target hook.
13486 * doc/tm.texi.in (TARGET_SET_UP_BY_PROLOGUE): Document it.
13487 * doc/tm.texi: Regenerated.
13488 * function.c (thread_prologue_and_epilogue_insns): Change
13489 set_up_by_prologue HARD_REG_SET into struct hard_reg_set_container.
13490 Call targetm.set_up_by_prologue on it.
13491 * config/rs6000/rs6000.c (rs6000_set_up_by_prologue): New function.
13492 (TARGET_SET_UP_BY_PROLOGUE): Redefine to it.
13494 2012-01-17 Nick Clifton <nickc@redhat.com>
13496 * config/rx/rx.c (rx_can_use_simple_return): New function.
13497 * config/rx/rx-protos.h (rx_can_use_simple_return): Prototype.
13498 * config/rx/rx.md (return): Predicate on rx_can_use_simple_return.
13500 2012-01-17 Richard Guenther <rguenther@suse.de>
13502 PR middle-end/51782
13503 * expr.c (expand_assignment): Take address-space information
13504 from the address operand of MEM_REF and TARGET_MEM_REF.
13505 (expand_expr_real_1): Likewise.
13507 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
13509 * ira.c (do_reload): Make sure ira_dump_file is re-set if no
13510 reload dump is requested.
13512 2012-01-17 Aldy Hernandez <aldyh@redhat.com>
13515 * trans-mem.c (requires_barrier): Call may_be_aliased.
13517 2012-01-17 Jakub Jelinek <jakub@redhat.com>
13519 PR tree-optimization/51877
13520 * tree-ssa-tail-merge.c (gimple_equal_p): Don't return true whenever
13521 call arguments and fndecls compare equal, instead return false if they
13522 don't. Return true only if lhs1 and lhs2 are either both NULL, or
13523 both SSA_NAMEs that are valueized the same, or they satisfy
13526 2012-01-17 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
13528 * configure.ac (gcc_cv_target_dl_iterate_phdr): Only check on
13530 * configure: Regenerate.
13532 2012-01-16 Jan Hubicka <jh@suse.cz>
13536 * convert.c (convert_to_integer): Use fold_convert for
13537 converting an INTEGER_CST to integer type.
13539 2012-01-16 Jason Merrill <jason@redhat.com>
13542 * vec.c (vec_gc_o_reserve_1): Use ggc_round_alloc_size.
13544 2012-01-16 Jakub Jelinek <jakub@redhat.com>
13547 * config/s390/s390.c (s390_chunkify_start): Don't skip
13548 call insns followed by NOTE_INSN_CALL_ARG_LOCATION note. Skip
13549 NOTE_INSN_VAR_LOCATION and NOTE_INSN_CALL_ARG_LOCATION notes.
13550 If insn is followed by NOTE_INSN_VAR_LOCATION or
13551 NOTE_INSN_CALL_ARG_LOCATION notes, insert jump after all those notes.
13552 Don't use location of note insns.
13554 PR tree-optimization/51865
13555 * tree-inline.c (tree_function_versioning): Call remap_decl
13556 on DECL_RESULT whenever it has VOID_TYPE_P type.
13558 2012-01-15 Richard Sandiford <rdsandiford@googlemail.com>
13560 * config/mips/mips.c (mips16_build_call_stub): Don't use a stub
13561 for calls to locally-binding MIPS16 functions if only the return
13562 type uses float regs.
13564 2012-01-15 Chung-Lin Tang <cltang@codesourcery.com>
13565 Richard Sandiford <rdsandiford@googlemail.com>
13567 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): Delete.
13568 (SYMBOL_32_HIGH): Likewise.
13569 (mips_output_tls_reloc_directive): Declare.
13570 * config/mips/mips.h (PIC_FUNCTION_ADDR_REGNUM): Move to mips.md.
13571 (mips_use_pcrel_pool_p, mips_lo_relocs, mips_hi_relocs): Declare.
13572 * config/mips/mips.c (mips_use_pcrel_pool_p): New variable.
13573 (mips_lo_relocs, mips_hi_relocs): Make extern.
13574 (mips16_stub_function): Move up file.
13575 (mips_classify_symbol): Remove SYMBOL_FORCE_TO_MEM handling.
13576 (mips_symbolic_constant_p): Likewise. Remove SYMBOL_32_HIGH too.
13577 (mips_symbol_insns_1): Likewise. Check mips_use_pcrel_pool_p.
13578 (mips_cannot_force_const_mem): Use mips_use_pcrel_pool_p instead of
13579 SYMBOL_FORCE_TO_MEM. Only check mips_tls_symbol_ref_1 if it's false.
13580 (mips_get_tp): Add MIPS16 support.
13581 (mips_legitimize_tls_address): Remove MIPS16 sorry().
13582 Generalize DTPREL and TPREL handling.
13583 (mips_init_relocs): Initialize mips_use_pcrel_pool_p.
13584 Add MIPS16 TLS support.
13585 (mips_output_tls_reloc_directive): New function.
13586 (mips16_rewrite_pool_refs): Ignore UNSPEC_TLS_GET_TPs.
13587 * config/mips/predicates.md (symbolic_operand_with_high)
13588 (tls_reloc_operand): New predicates.
13589 (force_to_mem_operand): Use mips_use_pcrel_pool_p.
13590 * config/mips/mips.md (UNSPEC_UNSHIFTED_HIGH): New unspec.
13591 (PIC_FUNCTION_ADDR_REGNUM): Moved from mips.h.
13592 (*unshifted_high): New instruction. Use it for MIPS16 high splitter.
13593 (consttable_tls_reloc, tls_get_tp_mips16_<mode>): New patterns.
13594 (*tls_get_tp_mips16_call_<mode>): Likewise.
13596 2012-01-15 Uros Bizjak <ubizjak@gmail.com>
13598 PR rtl-optimization/51821
13599 * recog.c (peep2_find_free_register): Determine clobbered registers
13602 2012-01-14 Denis Chertykov <chertykov@gmail.com>
13605 * config/avr/avr-protos.h: Revert change of 2012-01-09.
13606 * config/avr/avr.c: Likewise.
13607 * config/avr/avr.h: Likewise.
13609 2012-01-13 Ian Lance Taylor <iant@google.com>
13612 * tree.h (TYPE_QUALS): Add cast to int.
13613 (TYPE_QUALS_NO_ADDR_SPACE): Likewise.
13615 2012-01-13 Ian Lance Taylor <iant@google.com>
13617 * ipa-cp.c (ipa_get_indirect_edge_target): Add typecasts when
13618 comparing param_index to VEC_length result.
13620 2012-01-13 Steven Bosscher <steven@gcc.gnu.org>
13622 * c-decl.c: Do not include tree-mudflap.h
13623 * tree-optimize.c: Likewise.
13624 * Makefile.in: Update dependencies.
13626 2012-01-13 Richard Guenther <rguenther@suse.de>
13629 * gimplify.c (gimplify_modify_expr_rhs): For calls with a
13630 variable-sized result always use RSO.
13632 2012-01-12 DJ Delorie <dj@redhat.com>
13634 * cfgexpand.c (convert_debug_memory_address): Allow any valid
13635 pointer type, not just the default pointer type.
13637 2012-01-09 Richard Henderson <rth@redhat.com>
13638 Denis Chertykov <chertykov@gmail.com>
13641 * config/avr/avr-protos.h (avr_hard_regno_nregs): Declare.
13642 * config/avr/avr.c (avr_can_eliminate): Simplify.
13643 (avr_initial_elimination_offset): Likewise.
13644 (avr_prologue_setup_frame): Use hard_frame_pointer_rtx.
13645 (expand_epilogue): Likewise.
13646 (avr_legitimize_address): Gut.
13647 (avr_legitimize_reload_address): Use hard_frame_pointer_rtx.
13648 (avr_hard_regno_nregs): New.
13649 (avr_hard_regno_ok): Allow only Pmode for arg and frame_pointers.
13650 (avr_regno_mode_code_ok_for_base_b): Handle arg and frame pointers.
13651 * config/avr/avr.h (FIXED_REGISTERS): Adjust arg pointer,
13652 add soft frame pointer.
13653 (CALL_USED_REGISTERS): Likewise.
13654 (REG_CLASS_CONTENTS): Likewise.
13655 (REGISTER_NAMES): Likewise.
13656 (HARD_REGNO_NREGS): Use avr_hard_regno_nregs.
13657 (HARD_FRAME_POINTER_REGNUM): New.
13658 (FRAME_POINTER_REGNUM): Use soft frame pointer.
13659 (ELIMINABLE_REGS): Eliminate from the soft frame pointer,
13660 remove the HARD_FRAME_POINTER self-elimination.
13662 2012-01-12 Georg-Johann Lay <avr@gjlay.de>
13665 * config/avr/avr.c (avr_encode_section_info): Test for absence of
13666 DECL_EXTERNAL when checking for initializers of progmem variables.
13668 2012-01-12 Ira Rosen <irar@il.ibm.com>
13670 PR tree-optimization/51799
13671 * tree-vect-patterns.c (vect_recog_over_widening_pattern): Check
13672 that the last operation is a type demotion.
13674 2012-01-12 Uros Bizjak <ubizjak@gmail.com>
13676 * config/i386/i386.md (*zero_extendsidi2_rex64): Correct movl template.
13677 (x86_shift<mode>_adj_1): Remove operand constraint from operand 3.
13679 2012-01-11 Jakub Jelinek <jakub@redhat.com>
13682 * combine.c (distribute_notes): If i3 is a noreturn call,
13683 allow old_size to be equal to args_size and make sure the
13684 noreturn call gets REG_ARGS_SIZE note.
13685 * expr.c (fixup_args_size_notes): Put REG_ARGS_SIZE notes
13686 on noreturn calls even when the delta is 0.
13688 2012-01-11 Nathan Sidwell <nathan@acm.org>
13690 * gcov.c (STRING_SIZE): Remove.
13691 (generate_results): Erase annotations for source files with no
13692 coverage information.
13694 (output_lines): Use it.
13696 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
13698 * gimple.h (gimplify_body): Remove first argument.
13699 * gimplify.c (copy_if_shared): Add DATA argument. Do not create the
13700 pointer set here, instead just pass DATA to walk_tree.
13701 (unshare_body): Remove BODY_P argument and adjust. Create the pointer
13702 set here and invoke copy_if_shared on the size trees of DECL_RESULT.
13703 (unvisit_body): Likewise, but with unmark_visited.
13704 (gimplify_body): Remove BODY_P argument and adjust.
13705 (gimplify_function_tree): Adjust call to gimplify_body.
13706 * omp-low.c (finalize_task_copyfn): Likewise.
13708 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
13710 * tree.h (build_function_decl_skip_args): Add boolean parameter.
13711 (build_function_type_skip_args): Delete.
13712 * tree.c (build_function_type_skip_args): Make static and add
13713 SKIP_RETURN parameter. Fix thinko in the handling of variants.
13714 (build_function_decl_skip_args): Add SKIP_RETURN parameter and
13715 pass it to build_function_type_skip_args.
13716 * cgraph.h (cgraph_function_versioning): Add boolean parameter.
13717 (tree_function_versioning): Likewise.
13718 * cgraph.c (cgraph_create_virtual_clone): Adjust call to
13719 build_function_decl_skip_args.
13720 * cgraphunit.c (cgraph_function_versioning): Add SKIP_RETURN parameter
13721 and pass it to build_function_decl_skip_args/tree_function_versioning.
13722 (cgraph_materialize_clone): Adjust call to tree_function_versioning.
13723 * ipa-inline-transform.c (save_inline_function_body): Likewise.
13724 * trans-mem.c (ipa_tm_create_version): Likewise.
13725 * tree-sra.c (modify_function): Ditto for cgraph_function_versioning.
13726 * tree-inline.c (declare_return_variable): Remove always-true test.
13727 (tree_function_versioning): Add SKIP_RETURN parameter. If the function
13728 returns non-void and SKIP_RETURN, create a void-typed RESULT_DECL.
13729 * ipa-split.c (split_function): Skip the return value for the split
13730 part if it doesn't return.
13732 2012-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
13734 PR tree-optimization/49642
13735 * ipa-split.c (forbidden_dominators): New variable.
13736 (check_forbidden_calls): New function.
13737 (dominated_by_forbidden): Likewise.
13738 (consider_split): Check for forbidden dominators.
13739 (execute_split_functions): Initialize and free forbidden
13740 dominators info; call check_forbidden_calls.
13742 2012-01-11 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
13744 * config/arm/arm.md (mov_notscc): Use MVN for false condition.
13746 2012-01-11 Nick Clifton <nickc@redhat.com>
13748 * config/rx/rx.md (return): Define pattern.
13750 2012-01-11 Richard Guenther <rguenther@suse.de>
13752 * doc/extend.texi (malloc attribute): Adjust according to
13755 2012-01-10 Aldy Hernandez <aldyh@redhat.com>
13756 Patrick Marlier <patrick.marlier@gmail.com>
13758 PR middle-end/51516
13759 * trans-mem.c (get_cg_data): Traverse aliases if requested.
13760 (ipa_tm_scan_calls_block): Update parameters to get_cg_data.
13761 (ipa_tm_note_irrevocable): Same.
13762 (ipa_tm_scan_irr_block): Same.
13763 (ipa_tm_decrement_clone_counts): Same.
13764 (ipa_tm_scan_irr_function): Same.
13765 (ipa_tm_create_version_alias): Same.
13766 (ipa_tm_create_version): Same.
13767 (ipa_tm_transform_calls_redirect): Same.
13768 (ipa_tm_transform_calls): Same.
13769 (ipa_tm_transform_transaction): Same.
13770 (ipa_tm_execute): Same.
13772 2012-01-10 Richard Guenther <rguenther@suse.de>
13774 PR middle-end/51806
13775 * opts.c (common_handle_option): Handle -Werror.
13777 2012-01-10 Andreas Schwab <schwab@linux-m68k.org>
13779 * config/m68k/sync.md ("atomic_compare_and_swap<mode>_1"): Fix
13782 2012-01-10 Jason Merrill <jason@redhat.com>
13784 * doc/invoke.texi (C++ Dialect Options): Update -fabi-version=6
13787 2012-01-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
13789 * configure.ac (gcc_cv_as_ix86_tlsgdplt): Check if linker
13790 supports R_386_TLS_GD_PLT reloc.
13791 (gcc_cv_as_ix86_tlsldmplt): Check if linker
13792 supports R_386_TLS_LDM_PLT reloc.
13793 * configure: Regenerate.
13794 * config.in: Regenerate.
13796 2012-01-10 Georg-Johann Lay <avr@gjlay.de>
13799 Extend __pgmx semantics to linearize memory.
13800 * config/avr/avr.md (mov<mode>): Use avr_xload_libgcc_p to
13801 determine if code comes inline or from libgcc.
13802 (MOVMEM_r_d:HI): Add "w" to constraint for better preference.
13803 (movmem_qi, movmem_qi): Set constraint #2 to "n".
13804 (movmem_qi_elpm, movmem_hi_elpm): Remove insns.
13805 (movmemx_qi, movmemx_hi): New insns.
13806 (xload_<mode>_libgcc): Rewrite to new insn condition.
13807 (xload_<mode>): Remove insns.
13808 * config/avr/avr.c (avr_out_xload): Rewrite: Only need to handle
13809 cases that don't satisfy avr_xload_libgcc_p().
13810 (avr_addr_space_convert): Allow converting in any direction.
13811 (avr_addr_space_subset_p): Return always true.
13812 (avr_xload_libgcc_p): Rewrite to fit new __pgmx semantics.
13813 (avr_emit_movmemhi): Ditto.
13814 (avr_out_lpm): No need to handle ADDR_SPACE_PGMX any more.
13815 (avr_out_movmem): Ditto.
13816 (AVR_SYMBOL_FLAG_PROGMEM): New macro.
13817 (AVR_SYMBOL_SET_ADDR_SPACE): New macro.
13818 (AVR_SYMBOL_GET_ADDR_SPACE): New macro.
13819 (avr_encode_section_info): Encode 'progmem' in symbol flags.
13820 (output_reload_in_const): Don't zero-extend any 24-bit symbols.
13822 2012-01-10 Richard Guenther <rguenther@suse.de>
13824 PR tree-optimization/50913
13825 * graphite-scop-detection.c (stmt_has_simple_data_refs_p):
13826 Require data-refs to be representable by Graphite with respect
13829 2012-01-10 Uros Bizjak <ubizjak@gmail.com>
13831 * config/i386/constraints.md ("L"): Return true for 0xffffffff.
13832 * config/i386/i386.c (*anddi_1): Emit AND with 0xffffffff as MOV.
13834 2012-01-10 Tom de Vries <tom@codesourcery.com>
13836 PR rtl-optimization/51271
13837 * dwarf2cfi.c (scan_trace): Save and restore cur_row->reg_save when
13838 handling annulled branch.
13840 2012-01-10 Richard Henderson <rth@redhat.com>
13842 * config/arm/arm.c (arm_vectorize_vec_perm_const_ok,
13843 TARGET_VECTORIZE_VEC_PERM_CONST_OK, neon_split_vcombine, MAX_VECT_LEN,
13844 struct expand_vec_perm_d, arm_expand_vec_perm_1, arm_expand_vec_perm,
13845 arm_evpc_neon_vuzp, arm_evpc_neon_vzip, arm_evpc_neon_vrev,
13846 arm_evpc_neon_vtrn, arm_evpc_neon_vtbl, arm_expand_vec_perm_const_1,
13847 arm_expand_vec_perm_const): New.
13848 * config/arm/arm-protos.h: Update.
13849 * config/arm/neon.md (UNSPEC_VCONCAT): New.
13850 (*neon_vswp<VDQX>): New.
13851 (neon_vcombine<VDX>): Use neon_split_vcombine.
13852 (neon_vtbl1v16qi, neon_vtbl2v16qi, neon_vcombinev16qi): New.
13853 * config/arm/vec-common.md (vec_perm_const<VALL>): New.
13854 (vec_perm<VE>): New.
13856 2012-01-10 Richard Henderson <rth@redhat.com>
13858 * config/arm/arm.c (arm_gen_compare_reg): Add scratch argument;
13859 use it if reload_completed.
13860 (arm_legitimize_sync_memory, arm_emit, arm_insn_count, arm_count,
13861 arm_output_asm_insn, arm_process_output_memory_barrier,
13862 arm_output_memory_barrier, arm_ldrex_suffix, arm_output_ldrex,
13863 arm_output_strex, arm_output_it, arm_output_op2, arm_output_op3,
13864 arm_output_sync_loop, arm_get_sync_operand, FETCH_SYNC_OPERAND,
13865 arm_process_output_sync_insn, arm_output_sync_insn,
13866 arm_sync_loop_insns, arm_call_generator, arm_expand_sync): Remove.
13867 (arm_pre_atomic_barrier, arm_post_atomic_barrier): New.
13868 (arm_emit_load_exclusive, arm_emit_store_exclusive): New.
13869 (emit_unlikely_jump): New.
13870 (arm_expand_compare_and_swap, arm_split_compare_and_swap): New.
13871 (arm_split_atomic_op): New.
13872 * config/arm/arm-protos.h: Update.
13873 * config/arm/arm.h (enum arm_sync_generator_tag): Remove.
13874 (struct arm_sync_generator): Remove.
13875 * config/arm/arm.md (VUNSPEC_SYNC_COMPARE_AND_SWAP, VUNSPEC_SYNC_LOCK,
13876 VUNSPEC_SYNC_OP, VUNSPEC_SYNC_NEW_OP, VUNSPEC_SYNC_OLD_OP): Remove.
13877 (VUNSPEC_ATOMIC_CAS, VUNSPEC_ATOMIC_XCHG, VUNSPEC_ATOMIC_OP): New.
13878 (VUNSPEC_LL, VUNSPEC_SC): New.
13879 (sync_result, sync_memory, sync_required_value, sync_new_value,
13880 sync_t1, sync_t2, sync_release_barrier, sync_op): Remove.
13881 (attr length): Don't use arm_sync_loop_insns.
13882 (cbranch_cc, cstore_cc): Update call to arm_gen_compare_reg.
13883 (movsfcc, movdfcc): Likewise.
13884 * config/arm/constraints.md (Ua): New.
13885 * config/arm/prediates.md (mem_noofs_operand): New.
13886 (sync_compare_and_swap<QHSD>, sync_lock_test_and_set<QHSD>): Remove.
13887 (sync_clobber, sync_t2_reqd): Remove.
13888 (sync_<syncop><QHSD>, sync_nand<QHSD>): Remove.
13889 (sync_new_<syncop><QHSD>, sync_new_nand<QHSD>): Remove.
13890 (sync_old_<syncop><QHSD>, sync_old_nand<QHSD>): Remove.
13891 (arm_sync_compare_and_swap<SIDI>): Remove.
13892 (arm_sync_compare_and_swap<NARROW>): Remove.
13893 (arm_sync_lock_test_and_set<SIDI>): Remove.
13894 (arm_sync_lock_test_and_set<NARROW>): Remove.
13895 (arm_sync_new_<syncop><SIDI>): Remove.
13896 (arm_sync_new_<syncop><NARROW>): Remove.
13897 (arm_sync_new_nand<SIDI>): Remove.
13898 (arm_sync_new_nand<NARROW>): Remove.
13899 (arm_sync_old_<syncop><SIDI>): Remove.
13900 (arm_sync_old_<syncop><NARROW>): Remove.
13901 (arm_sync_old_nand<SIDI>): Remove.
13902 (arm_sync_old_nand<NARROW>): Remove.
13903 (*memory_barrier): Merge arm_output_memory_barrier.
13904 (atomic_compare_and_swap<QHSD>): New.
13905 (atomic_compare_and_swap<NARROW>_1): New.
13906 (atomic_compare_and_swap<SIDI>_1): New.
13907 (atomic_exchange<QHSD>): New.
13908 (cas_cmp_operand, cas_cmp_str): New.
13909 (atomic_op_operand, atomic_op_str): New.
13910 (atomic_<syncop><QHSD>, atomic_nand<QHSD>): New.
13911 (atomic_fetch_<syncop><QHSD>, atomic_fetch_nand<QHSD>): New.
13912 (atomic_<syncop>_fetch<QHSD>, atomic_nand_fetch<QHSD>): New.
13913 (arm_load_exclusive<NARROW>): New.
13914 (arm_load_exclusivesi, arm_load_exclusivedi): New.
13915 (arm_store_exclusive<QHSD>): New.
13917 2012-01-09 Michael Meissner <meissner@linux.vnet.ibm.com>
13919 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add DF
13920 reload patterns if -mvsx-scalar-memory.
13922 * config/rs6000/vsx.md (vsx_xscvspdp): Allow xscvspdp to be
13923 generated, even -mno-vsx-scalar-double was used.
13924 (vsx_xscvdpsp_scalar): Likewise.
13925 (vsx_xscvspdp_scalar2): Likewise.
13927 2012-01-09 Tom de Vries <tom@codesourcery.com>
13928 Andrew Pinski <apinski@cavium.com>
13931 * reorg.c (fill_slots_from_thread): Don't speculate
13932 frame-related insns.
13934 2012-01-09 Richard Sandiford <rdsandiford@googlemail.com>
13936 * sched-int.h (bb_note): Move to...
13937 * basic-block.h: ...here.
13938 * haifa-sched.c (bb_note): Move to...
13939 * cfgrtl.c: ...here.
13940 * function.c (next_block_for_reg): New function.
13941 (move_insn_for_shrink_wrap): Likewise.
13942 (prepare_shrink_wrap): Rewrite to use the above.
13944 2012-01-09 Aldy Hernandez <aldyh@redhat.com>
13946 * gimple.c (is_gimple_non_addressable): Remove.
13947 * gimple.h: Remove is_gimple_non_addressable.
13948 * gimplify.c (gimplify_modify_expr_rhs): Use is_gimple_reg instead of
13949 is_gimple_non_addressable.
13950 * trans-mem.c (expand_assign_tm): Same.
13952 2012-01-09 Richard Guenther <rguenther@suse.de>
13954 PR tree-optimization/51775
13955 * tree-ssa-sccvn.c (visit_use): Value-number throwing stmts.
13956 * tree-ssa-pre.c (eliminate): Properly fixup EH info.
13958 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
13960 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
13962 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
13964 2012-01-09 Richard Guenther <rguenther@suse.de>
13966 * tree-streamer-out.c (write_ts_optimization): Fix spelling.
13968 2012-01-08 Jan Hubicka <jh@suse.cz>
13970 PR tree-optimize/51680
13971 * ipa-inline-analyss.c (evaluate_properties_for_edge): Fix condition
13972 on when known_vals needs to be computed; cleanup.
13974 2012-01-08 Jan Hubicka <jh@suse.cz>
13976 PR tree-optimize/51694
13977 * ipa-cp.c (ipa_get_indirect_edge_target): Add bounds checks.
13979 2012-01-08 Jonathan Wakely <jwakely.gcc@gmail.com>
13981 * doc/cpp.texi (Predefined Macros): __STRICT_ANSI__ is defined
13982 for -std=c++98 and -std=c++11 too.
13984 2012-01-08 Chung-Lin Tang <cltang@codesourcery.com>
13986 * cfgloop.c (cancel_loop): Add free() of bbs array.
13988 2012-01-07 Jan Hubicka <jh@suse.cz>
13990 PR tree-optimization/51600
13991 * ipa-inline-analysis.c (estimate_edge_devirt_benefit): Disable code
13992 that benefits small functions.
13994 2012-01-07 Jan Hubicka <jh@suse.cz>
13996 * ipa-inline.c (want_inline_small_function_p): Fix formating.
13998 2012-01-07 Jan Hubicka <jh@suse.cz>
14000 PR tree-optimization/51680
14001 * ipa-inline.c (want_inline_small_function_p): Be more lax on functions
14002 whose inlining reduce unit size.
14004 2012-01-07 Alexandre Oliva <aoliva@redhat.com>
14007 * cselib.c (new_elt_loc_list): Promote addr_list to canonical node.
14008 Add canonical node to containing_mem chain after the non-canonical
14009 one, even if there weren't any locs to propagate.
14010 (remove_useless_values): Keep only canonical values.
14011 (add_mem_for_addr, cselib_lookup_mem): Canonicalize addr.
14012 (cselib_invalidate_mem): Likewise. Ensure v is canonical, and
14013 canonicalize mem_chain elements that are not discarded.
14015 2012-01-06 Jakub Jelinek <jakub@redhat.com>
14018 * cgraphunit.c (cgraph_optimize): Call output_weakrefs
14019 before emitting functions.
14021 PR gcov-profile/50127
14022 * bb-reorder.c (partition_hot_cold_basic_blocks): Call
14023 clear_aux_for_blocks.
14025 2012-01-06 Alexandre Oliva <aoliva@redhat.com>
14028 * cselib.c (cselib_hash_rtx): Hash incoming VALUEs too.
14030 2012-01-06 Arnaud Charlet <charlet@adacore.com>
14032 * c-decl.c (ext_block): Moved up.
14033 (collect_all_refs, for_each_global_decl): Take ext_block into account.
14035 2012-01-06 Han Shen <shenhan@google.com>
14037 Translate built-in include paths for sysroot.
14038 * Makefile.in (gcc_gxx_include_dir_add_sysroot): New.
14039 (PREPROCESSOR_DEFINES): Define GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT.
14041 * cppdefault.c (cpp_include_defaults): Replace hard coded "0" with
14042 GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT for "add_sysroot" field.
14044 * configure.ac (AC_SUBST): Add gcc_gxx_include_dir_add_sysroot to
14045 control whether sysroot should be prepended to gxx include dir.
14047 * configure: Regenerate.
14049 2012-01-06 Torvald Riegel <triegel@redhat.com>
14051 PR rtl-optimization/51771
14052 * builtin-attrs.def (ATTR_RETURNS_TWICE, ATTR_TM_NOTHROW_RT_LIST): New.
14053 * gtm-builtins.def (BUILT_IN_TM_START): Add returns-twice attrib.
14055 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
14057 PR tree-optimization/51315
14058 * tree-sra.c (tree_non_aligned_mem_for_access_p): New predicate.
14059 (build_accesses_from_assign): Use it instead of tree_non_aligned_mem_p.
14061 2012-01-05 Uros Bizjak <ubizjak@gmail.com>
14064 * config/ia64/ia64.c (expand_vec_perm_shrp): Use correct operands
14065 for shrp pattern. Correctly handle and fixup shift variable.
14066 Return false when shift > nelt for BYTES_BIG_ENDIAN target.
14068 2012-01-05 Jakub Jelinek <jakub@redhat.com>
14071 * calls.c (emit_call_1): For noreturn calls force a REG_ARGS_SIZE
14072 note when !ACCUMULATE_OUTGOING_ARGS.
14074 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
14076 * tree-vrp.c (extract_range_from_binary_expr_1): Remove duplicated
14078 (extract_range_from_unary_expr_1): Avoid useless computations.
14080 2012-01-05 Jakub Jelinek <jakub@redhat.com>
14082 PR rtl-optimization/51767
14083 * cfgrtl.c (force_nonfallthru_and_redirect): Force addition
14084 of jump_block and add an extra edge for degenerated asm gotos.
14086 PR middle-end/51768
14087 * stmt.c (check_unique_operand_names): Don't ICE during error
14088 reporting if i is from labels chain.
14090 PR middle-end/44777
14091 * profile.c (branch_prob): Split bbs that have exit edge
14092 and need a fake entry edge too.
14094 2012-01-05 Jan Hubicka <jh@suse.cz>
14096 PR middle-end/49710
14097 * cfgloopmanip.c (remove_path): Walk loop hiearchy upwards when
14100 2012-01-05 Richard Guenther <rguenther@suse.de>
14103 * tree-streamer-out.c (write_ts_optimization): New function.
14104 (streamer_write_tree_body): Call it.
14105 * tree-streamer-in.c (lto_input_ts_optimization): New function.
14106 (streamer_read_tree_body): Call it.
14107 * lto-streamer-out.c (lto_is_streamable): Handle OPTIMIZATION_NODE.
14109 2012-01-05 Jakub Jelinek <jakub@redhat.com>
14111 PR middle-end/51761
14112 * gimple.h (struct gimplify_ctx): Add in_cleanup_point_expr field.
14113 * gimplify.c (gimplify_cleanup_point_expr): Save and set
14114 in_cleanup_point_expr before gimplify_stmt call and restore it
14116 (gimplify_target_expr): Don't add {CLOBBER} cleanup if
14117 in_cleanup_point_expr is false.
14119 2012-01-05 Richard Guenther <rguenther@suse.de>
14121 PR middle-end/51764
14122 * common.opt (Wmudflap, fmudflap, fmudflapth, fmudflapir): Move
14124 * toplev.c (process_options): Reject combining mudflap and LTO.
14125 * tree-nomudflap.c (nogo): Use sorry instead of internal_error.
14127 2012-01-05 Richard Guenther <rguenther@suse.de>
14129 PR tree-optimization/51760
14130 * tree-ssa-ccp.c (likely_value): Drop UNDEFINED to CONSTANT,
14132 (bit_value_unop): Handle UNDEFINED operands.
14133 (bit_value_binop): Likewise.
14135 2012-01-05 Georg-Johann Lay <avr@gjlay.de>
14137 * config/avr/avr.c (avr_replace_prefix): Remove.
14138 (avr_asm_named_section): Use ACONCAT instead of avr_replace_prefix.
14139 (avr_asm_function_rodata_section): Ditto.
14140 (avr_asm_select_section): Ditto.
14142 2012-01-05 Marcus Shawcroft <marcus.shawcroft@arm.com>
14144 * reload.c (find_reloads): Adjust LABEL_NUSES on REG_LABEL_OPERAND
14147 2012-01-05 Jakub Jelinek <jakub@redhat.com>
14150 * tree-cfg.c (need_fake_edge_p): Return true also for noreturn
14151 calls that have any non-fake successor edges.
14154 * var-tracking.c (add_stores): For COND_EXEC allow oval to be NULL.
14156 2012-01-04 Eric Botcazou <ebotcazou@adacore.com>
14158 PR tree-optimization/51624
14159 * tree-sra.c (build_ref_for_model): When replicating a chain of
14160 COMPONENT_REFs, stop as soon as the offset would become negative.
14162 2012-01-04 Jakub Jelinek <jakub@redhat.com>
14165 * dwarf2out.c (output_loc_list): For now drop >= 64KB expressions
14166 in .debug_loc on the floor.
14168 2012-01-04 Andrew Pinski <apinski@cavium.com>
14170 * doc/invoke.texi (-march=@var{arch}): Add octeon+ and octeon2.
14172 2012-01-04 Andrew Pinski <apinski@cavium.com>
14173 Adam Nemet <anemet@caviumnetworks.com>
14175 * config/mips/mips.md (size): Add SI and DI.
14176 (SIZE): New mode attribute.
14177 (U): New code attribute.
14178 * config/mips/mips-dsp.md (mips_lbux): Use gen_mips_lbux_extsi.
14179 (mips_lbux_<mode>): Delete.
14180 (mips_l<SHORT:size><u>x_ext<GPR:mode>_<P:mode>): New pattern.
14181 (mips_lhx): Use gen_mips_lhx_extsi.
14182 (mips_lhx_<mode>): Delete.
14183 (mips_lwx): Delete.
14184 (mips_l<size>x): New expand.
14185 (mips_lwx_<mode>): Delete.
14186 (mips_l<GPR:size>x_<P:mode>): New pattern.
14187 (*mips_lw<u>x_<P:mode>_ext): Likewise.
14188 * config/mips/mips-ftypes.def: Add DI f(POINTER, SI) function type.
14189 * config/mips/mips.c (mips_lx_address_p): New function.
14190 (mips_rtx_costs <case MEM>): Call mips_lx_address_p.
14191 (dsp64): New availability predicate.
14192 (mips_builtins): Add an entry for __builtin_mips_ldx.
14193 * config/mips/mips.h (ISA_HAS_LBX): New define.
14194 (ISA_HAS_LBUX): Likewise.
14195 (ISA_HAS_LHX): Likewise.
14196 (ISA_HAS_LHUX): Likewise.
14197 (ISA_HAS_LWX): Likewise.
14198 (ISA_HAS_LWUX): Likewise.
14199 (ISA_HAS_LDX): Likewise.
14200 * doc/extend.texi (__builtin_mips_ldx): Document.
14202 2012-01-04 Tristan Gingold <gingold@adacore.com>
14204 * config/vms/xm-vms.h (HOST_LONG_FORMAT, HOST_PTR_PRINTF): Define
14205 when long pointers are used.
14206 * config.build (*-*-*vms*): Handle all OpenVMS targets.
14207 (alpha64-dec-*vms*, alpha*-dec-*vms*)
14208 (ia64-hp-*vms*): Remove.
14209 * config/vms/xm-vms64.h: Delete.
14211 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
14213 PR middle-end/51472
14214 * trans-mem.c (expand_assign_tm): Handle TM_MEMMOVE loads correctly.
14216 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
14218 * opts.c (finish_options): Remove duplicate sorry.
14220 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
14222 PR middle-end/51696
14223 * trans-mem.c (diagnose_tm_1): Display indirect calls with no name
14226 2012-01-04 Richard Guenther <rguenther@suse.de>
14228 PR middle-end/51750
14229 * tree.c (size_low_cst): New function.
14230 * tree.h (size_low_cst): Declare.
14231 * fold-const.c (fold_comparison): Use it to extract the low
14232 part of the POINTER_PLUS_EXPR offset.
14234 2012-01-04 Georg-Johann Lay <avr@gjlay.de>
14236 Fix clearing ZERO_REG
14237 * config/avr/avr.md (cc): Add alternative "ldi".
14238 (movqi_insn): Use it in cc attribute.
14239 * config/avr/avr.c (notice_update_cc): Handle CC_LDI.
14240 (output_reload_in_const): Use CLR to move 0 to ZERO_REG.
14241 (output_reload_insisf): Use ZERO_REG to pre-clear register.
14243 2012-01-04 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
14245 * configure: Regenerate.
14247 2012-01-04 Richard Guenther <rguenther@suse.de>
14249 PR tree-optimization/49651
14250 * tree-ssa-structalias.c (type_can_have_subvars): New function.
14251 (var_can_have_subvars): Use it.
14252 (get_constraint_for_1): Only consider subfields if there can be any.
14254 2012-01-03 Jakub Jelinek <jakub@redhat.com>
14257 * cselib.c (new_elt_loc_list): When moving locs from one cselib_val
14258 to its new canonical_cselib_val and the cselib_val was in
14259 first_containing_mem chain, but the canonical_cselib_val was not,
14260 add the latter into the chain.
14261 (cselib_invalidate_mem): Compare canonical_cselib_val of
14262 addr_list chain elt with v.
14265 * dwarf2out.c (dwarf2out_start_source_file, dwarf2out_define,
14266 dwarf2out_undef): Allocate e.info using ggc_strdup instead
14268 (output_macinfo_op): Don't ggc_strdup fd->filename.
14269 (optimize_macinfo_range): Allocate grp_name using XALLOCAVEC,
14270 then ggc_strdup it. Don't free inc->info or cur->info.
14271 (output_macinfo): Don't free ref->info or file->info.
14273 2012-01-03 Ira Rosen <irar@il.ibm.com>
14275 PR tree-optimization/51269
14276 * tree-vect-loop-manip.c (set_prologue_iterations): Make
14277 first_niters a pointer.
14278 (slpeel_tree_peel_loop_to_edge): Likewise.
14279 (vect_do_peeling_for_loop_bound): Update call to
14280 slpeel_tree_peel_loop_to_edge.
14281 (vect_gen_niters_for_prolog_loop): Don't compute wide_prolog_niters
14282 here. Remove it from the parameters list.
14283 (vect_do_peeling_for_alignment): Update calls and compute
14284 wide_prolog_niters.
14286 2012-01-03 Richard Guenther <rguenther@suse.de>
14288 PR tree-optimization/51070
14289 * tree-loop-distribution.c (stmt_has_scalar_dependences_outside_loop):
14290 Properly handle calls.
14292 2012-01-03 Richard Guenther <rguenther@suse.de>
14294 PR tree-optimization/51692
14295 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not remove
14296 the LHS of allocation stmts.
14298 2012-01-03 Olivier Hainque <hainque@adacore.com>
14300 * system.h: Prior to #define, #undef fopen and freopen unconditionally.
14302 2012-01-03 Olivier Hainque <hainque@adacore.com>
14304 * collect2.c (main): In AIX specific computations for vector
14305 insertions, use CONST_CAST2 to cast from char ** to const char **.
14307 2012-01-03 Richard Guenther <rguenther@suse.de>
14310 * dwarf2out.c (dwarf2out_finish): Always create a DIE for
14311 the context of a limbo DIE when it does not already exist.
14313 2012-01-03 Jakub Jelinek <jakub@redhat.com>
14315 PR tree-optimization/51719
14316 * value-prof.c (gimple_ic): When indirect call isn't noreturn,
14317 but direct call is, clear direct call's lhs and don't add fallthrough
14318 edge from dcall_bb to join_bb and PHIs.
14320 2012-01-03 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
14322 * config/s390/s390.md ("*cmp<mode>_ccs"): Fix comment mentioning
14323 the instructions emitted by the pattern.
14324 ("*TDC_insn_<mode>"): Add comment.
14326 2012-01-03 Richard Guenther <rguenther@suse.de>
14328 PR middle-end/51730
14329 * fold-const.c (fold_comparison): Properly canonicalize
14330 tree offset and HOST_WIDE_INT bit position.
14332 2012-01-02 Uros Bizjak <ubizjak@gmail.com>
14334 * config/ia64/ia64.c (expand_vec_perm_broadcast): Use correct
14335 operands for extzv pattern.
14337 2012-01-02 Jakub Jelinek <jakub@redhat.com>
14340 * cselib.c (add_mem_for_addr): Call canonical_cselib_val
14343 2012-01-02 Sandra Loosemore <sandra@codesourcery.com>
14345 * doc/invoke.texi (-flto and related options): Copy-edit.
14347 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
14349 * config/mips/mips.md (loadgp_newabi_<mode>): Add missing earlyclobber.
14351 2012-01-02 Jakub Jelinek <jakub@redhat.com>
14353 * config/i386/sse.md (*avx2_gatherdi<mode>_3, *avx2_gatherdi<mode>_4):
14356 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
14358 * expr.h (move_by_pieces_ninsns): Declare.
14359 * expr.c (move_by_pieces_ninsns): Make external.
14360 * config/mips/mips-protos.h (mips_move_by_pieces_p): Declare.
14361 (mips_store_by_pieces_p): Likewise.
14362 * config/mips/mips.h (MOVE_BY_PIECES_P): Call mips_move_by_pieces_p.
14363 (STORE_BY_PIECES_P): Likewise mips_store_by_pieces_p.
14364 * config/mips/mips.c (mips_move_by_pieces_p): New function.
14365 (mips_store_by_pieces_p): Likewise.
14367 2012-01-02 Jakub Jelinek <jakub@redhat.com>
14369 * passes.c (register_one_dump_file): Free full_name.
14371 * reload1.c (reload): Don't allocate reg_max_ref_width here.
14372 (calculate_elim_costs_all_insns): Free offsets_at and
14373 offsets_known_at at the end and clear the pointers.
14375 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
14377 * config/avr/avr.opt (-mbranch-cost): Fix double definition of
14378 this option introduced in r180739.
14380 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
14383 * config.gcc (tm_file target=avr]): Add avr/avr-multilib.h
14384 (tmake_file target=avr): Add avr/t-multilib.
14386 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use AVR_HAVE_8BIT_SP
14387 to built-in define __AVR_HAVE_8BIT_SP__, __AVR_HAVE_16BIT_SP__.
14388 * config/avr/genmultilib.awk: New file.
14389 * config/avr/t-multilib: New auto-generated file.
14390 * config/avr/multilib.h: New auto-generated file.
14391 * config/avr/t-avr (AVR_MCUS): New variable.
14392 (genopt.sh): Use it.
14393 (s-mlib): Depend on t-multilib.
14394 (t-multilib, multilib.h): New dependencies.
14395 (s-avr-mlib): New rule to build t-multilib, multilib.h from AVR_MCUS.
14396 (MULTILIB_OPTIONS): Remove.
14397 (MULTILIB_MATCHES): Remove.
14398 (MULTILIB_DIRNAMES): Remove.
14399 (MULTILIB_EXCEPTIONS): Remove:
14400 * config/avr/genopt.sh: Don't use hard coded file name;
14401 pass AVR_MCUS from t-avr instead.
14403 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
14405 * config/avr/avr.c (avr_out_ashrpsi3): Fix "case 31" to "case 23".
14407 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
14409 Implement light-weight DImode support.
14410 * config/avr/avr-dimode.md: New file.
14411 * config/avr/avr.md: Include it.
14412 (adjust_len): Add plus64, compare64.
14413 (HIDI): Remove code iterator.
14414 (code_stdname): New code attribute.
14415 (rotx, rotsmode): Remove DI.
14416 (rotl<mode>3, *rotw<mode>, *rotb<mode>): Use HISI instead of HIDI
14418 * config/avr/avr-protos.h (avr_have_dimode): New.
14419 (avr_out_plus64, avr_out_compare64): New.
14420 * config/avr/avr.c (avr_out_compare): Handle DImode.
14421 (avr_have_dimode): New variable definition and initialization.
14422 (avr_out_compare64, avr_out_plus64): New functions.
14423 (avr_out_plus_1): Use simplify_unary_operation to negate xval.
14424 (adjust_insn_length): Handle ADJUST_LEN_COMPARE64, ADJUST_LEN_PLUS64.
14425 (avr_compare_pattern): Skip DImode comparisons.
14427 2012-01-02 Revital Eres <revital.eres@linaro.org>
14429 * ddg.c (def_has_ccmode_p): New function.
14430 (add_cross_iteration_register_deps,
14431 create_ddg_dep_from_intra_loop_link): Call it.
14433 2012-01-02 Richard Guenther <rguenther@suse.de>
14436 * invoke.texi (fassociative-math): Remove spurious paranthesis.
14438 2012-01-01 Jakub Jelinek <jakub@redhat.com>
14440 * gcc.c (process_command): Update copyright notice dates.
14441 * gcov.c (print_version): Likewise.
14442 * gcov-dump.c (print_version): Likewise.
14443 * mips-tfile.c (main): Likewise.
14444 * mips-tdump.c (main): Likewise.
14446 2012-01-01 Ira Rosen <irar@il.ibm.com>
14448 PR tree-optimization/51704
14449 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Check that
14450 a use is inside the basic block or loop before accessing its vect info.
14452 2012-01-01 Jan Hubicka <jhjh@suse.cz>
14454 PR rtl-optimization/51069
14455 * cfgloopmanip.c (remove_path): Removing path making irreducible
14456 region unconditional makes BB part of the region.
14458 2012-01-01 Jakub Jelinek <jakub@redhat.com>
14460 PR tree-optimization/51683
14461 * tree-ssa-propagate.c (substitute_and_fold): Don't optimize away
14462 calls with side-effects.
14463 * tree-ssa-ccp.c (ccp_fold_stmt): Likewise.
14465 Copyright (C) 2012 Free Software Foundation, Inc.
14467 Copying and distribution of this file, with or without modification,
14468 are permitted in any medium without royalty provided the copyright
14469 notice and this notice are preserved.