1 2009-08-03 Richard Guenther <rguenther@suse.de>
3 * tree-cfg.c (pass_warn_unused_result): Mark name that no dump
5 * omp-low.c (pass_diagnose_omp_blocks): Likewise.
6 * toplev.c (compile_file): Adjust comment.
8 2009-08-03 Kaz Kojima <kkojima@gcc.gnu.org>
10 * config/sh/sh-protos.h (sh_promote_function_mode): Remove.
11 * config/sh/sh.c (sh_promote_function_mode): Wrap long lines.
12 (TARGET_PROMOTE_FUNCTION_MODE): Define.
13 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
14 (sh_promote_function_mode): Fix typo.
16 2009-08-03 Andreas Krebbel <krebbel1@de.ibm.com>
18 * explow.c (promote_mode): Mark TYPE and PUNSIGNEDP as
21 2009-08-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23 * pa.c (pa_promote_function_mode): Remove ATTRIBUTE_UNUSED from
24 declaration arguments.
26 2009-08-02 Uros Bizjak <ubizjak@gmail.com>
28 * config/i386/i386.c (ix86_expand_fp_compare): Use const0_rtx instead
29 of GEN_INT (0x00) and const1_rtx instead of GEN_INT (0x01).
30 (ix86_split_ashl): Ditto.
31 (ix86_expand_vector_init_one_nonzero): Ditto.
32 (ix86_expand_vector_set): Ditto.
33 (ix86_expand_reduc_v4sf): Ditto.
35 2009-08-02 Paolo Bonzini <bonzini@gnu.org>
37 * explow.c (promote_function_mode): Remove assert.
38 * config/sh/sh.c (sh_promote_function_mode): Declare.
40 2009-08-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
42 * config/pa/pa.c (pa_promote_function_mode): Declare.
43 Change to static. Fix promote_mode call.
45 * gthr-dce.h (CONST_CAST2): Define if not defined.
46 (__gthread_setspecific): Use CONST_CAST2 to fix warning.
48 * config.gcc (hppa[12]*-*-hpux10*): Add stdint support.
50 2009-08-01 Paolo Bonzini <bonzini@gnu.org>
52 * expr.c (store_constructor): Use promote_decl_mode. Remove
53 now write-only variable unsignedp.
54 (expand_expr_real_1): Use promote_decl_mode.
55 * expr.h (promote_function_mode, promote_decl_mode): New.
56 (promote_mode): Remove last argument.
57 * function.c (assign_temp): Drop last argument of promote_mode.
58 (assign_parm_find_data_types): Use promote_function_mode.
59 (assign_parm_setup_reg): Likewise.
60 (expand_function_end): Use promote_function_mode.
61 * calls.c (initialize_argument_information): Use promote_function_mode.
62 (precompute_arguments): Use promote_mode instead of checking if
63 only PROMOTE_FUNCTION_MODE is defined.
64 (expand_call): When making sibcall decisions, use promote_function_mode.
65 Below, remove an if for targetm.calls.promote_function_return and
66 and use promote_function_mode.
67 (emit_library_call_value_1): Use promote_function_mode, fix bug
68 where promote_mode was passed FOR_CALL == 0 for a return value in an
70 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
71 * explow.c (promote_function_mode, promote_decl_mode): New.
72 (promote_mode): Keep only the FOR_CALL == 0 case.
73 * combine.c (setup_incoming_promotion): Remove test of
74 promote_function_args. Use promote_function_mode.
75 * stmt.c (expand_value_return): Use promote_decl_mode.
76 (expand_decl): Use promote_decl_mode.
78 * expr.c (store_constructor): Use promote_decl_mode. Remove
79 now write-only variable unsignedp.
80 (expand_expr_real_1): Use promote_decl_mode.
81 * expr.h (promote_function_mode, promote_decl_mode): New.
82 (promote_mode): Remove last argument.
83 * function.c (assign_temp): Drop last argument of promote_mode.
84 (assign_parm_find_data_types): Use promote_function_mode.
85 (assign_parm_setup_reg): Likewise.
86 (expand_function_end): Use promote_function_mode.
87 * calls.c (initialize_argument_information): Use promote_function_mode.
88 (precompute_arguments): Use promote_mode instead of checking if
89 only PROMOTE_FUNCTION_MODE is defined.
90 (expand_call): When making sibcall decisions, use promote_function_mode.
91 Below, remove an if for targetm.calls.promote_function_return and
92 and use promote_function_mode.
93 (emit_library_call_value_1): Use promote_function_mode, fix bug
94 where promote_mode was passed FOR_CALL == 0 for a return value in an
96 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
97 * explow.c (promote_function_mode, promote_decl_mode): New.
98 (promote_mode): Keep only the FOR_CALL == 0 case.
99 * combine.c (setup_incoming_promotion): Remove test of
100 promote_function_args. Use promote_function_mode.
101 * stmt.c (expand_value_return): Use promote_decl_mode.
102 (expand_decl): Use promote_decl_mode.
104 * explow.c (promote_function_mode): Just call the target hook.
105 * targhooks.c (default_promote_function_mode,
106 default_promote_function_mode_always_promote): New.
107 * targhooks.h (default_promote_function_mode,
108 default_promote_function_mode_always_promote): Declare.
109 * target.h (promote_function_args, promote_function_return): Remove.
110 (promote_function_mode): New.
111 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
112 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
113 (TARGET_PROMOTE_FUNCTION_MODE): New.
114 (TARGET_CALLS): Adjust.
115 * system.h (TARGET_PROMOTE_FUNCTION_ARGS,
116 TARGET_PROMOTE_FUNCTION_RETURN, PROMOTE_FUNCTION_MODE): Poison.
118 * config/s390/s390.h (PROMOTE_FUNCTION_MODE): Move...
119 * config/s390/s390.c (s390_promote_function_mode): ... here,
120 with pointer handling.
121 (TARGET_PROMOTE_FUNCTION_MODE): Define.
122 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
124 * config/sparc/sparc.h (PROMOTE_FUNCTION_MODE): Move...
125 * config/sparc/sparc.c (sparc_promote_function_mode): ... here,
126 with pointer handling.
127 (TARGET_PROMOTE_FUNCTION_MODE): Define.
128 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
130 * config/sh/sh-protos.h (sh_promote_function_mode): New.
131 * config/sh/sh.c (sh_promote_function_mode): New.
132 (TARGET_PROMOTE_FUNCTION_MODE): Define.
133 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
135 * config/cris/cris.h (PROMOTE_FUNCTION_MODE): Move...
136 * config/cris/cris.c (cris_promote_function_mode): ... here.
137 (TARGET_PROMOTE_FUNCTION_MODE): Define.
138 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
140 * config/mmix/mmix.h (PROMOTE_FUNCTION_MODE): Move...
141 * config/mmix/mmix.c (mmix_promote_function_mode): ... here.
142 (TARGET_PROMOTE_FUNCTION_MODE): Define.
143 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
145 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Move...
146 * config/arm/arm.c (arm_promote_function_mode): ... here, without
147 complex type handling.
148 (TARGET_PROMOTE_FUNCTION_MODE): Define.
149 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
151 * config/pa/pa.c (pa_promote_function_mode): New.
152 (TARGET_PROMOTE_FUNCTION_MODE): Define.
153 (TARGET_PROMOTE_FUNCTION_RETURN): Remove.
155 * config/alpha/alpha.c (TARGET_PROMOTE_FUNCTION_ARGS,
156 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
157 (TARGET_PROMOTE_FUNCTION_MODE): Define equivalently.
158 * config/xtensa/xtensa.c: Likewise.
159 * config/stormy16/stormy16.c: Likewise.
160 * config/iq2000/iq2000.c: Likewise.
161 * config/rs6000/rs6000.c: Likewise.
162 * config/picochip/picochip.c: Likewise.
163 * config/arc/arc.c: Likewise.
164 * config/mcore/mcore.c: Likewise.
165 * config/score/score.c: Likewise.
166 * config/mips/mips.c: Likewise.
167 * config/bfin/bfin.c: Likewise.
168 * config/ia64/ia64.c: Likewise (disabled though).
170 * config/frv/frv.h: Remove pointless remark.
172 * doc/tm.texi (PROMOTE_FUNCTION_MODE,
173 TARGET_PROMOTE_FUNCTION_ARGS,
174 TARGET_PROMOTE_FUNCTION_RETURN): Consolidate into...
175 (TARGET_PROMOTE_FUNCTION_MODE): ... this.
177 2009-08-01 Sebastian Pop <sebastian.pop@amd.com>
179 * doc/invoke.texi (-fgraphite-force-parallel): Renamed
180 -floop-parallelize-all.
181 * toplev.c (process_options): Rename flag_graphite_force_parallel to
182 flag_loop_parallelize_all.
183 * tree-ssa-loop.c (gate_graphite_transforms): Same.
184 * graphite.c (graphite_transform_loops): Same.
186 * graphite-poly.c (apply_poly_transforms): Same.
188 2009-07-31 Richard Earnshaw <rearnsha@arm.com>
190 PR tree-optimization/40914
191 * ipa-prop.c (ipa_get_ptr_load_param): New argument use_delta,
192 if set, then check the delta field of the PMF record.
193 (ipa_get_stmt_member_ptr_load_param): Propagate new param use_delta.
194 (ipa_analyze_call_uses): Handle machines where the vbit for a PMF
195 call is stored in the delta.
197 2009-07-31 Adam Nemet <anemet@caviumnetworks.com>
199 * config/mips/mips.md (*clear_upper32_dext): New pattern.
201 2009-07-31 Uros Bizjak <ubizjak@gmail.com>
203 * config/i386/bsd.h (ASM_BYTE): New define.
204 * config/i386/darwin.h (ASM_BYTE): Rename from ASM_BYTE_OP.
205 * config/i386/att.h (ASM_BYTE): New define. Use ASM_BYTE instead of
206 .byte. Use fputs or putc instead of fprintf where appropriate.
207 * config/i386/i386-interix.h: Use ASM_BYTE instead of .byte. Use
208 fputs or putc instead of fprintf where appropriate.
209 * config/i386/i386elf.h: Ditto.
210 * config/i386/sysv4.h: Ditto.
212 * config/i386/i386.c (TARGET_ASM_BYTE_OP): New define.
213 * config/i386/i386.md (x86_sahf_1): Use ASM_BYTE instead of .byte.
214 (*tls_global_dynamic_64): Ditto.
216 2009-07-31 Christian Bruel <christian.bruel@st.com>
218 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
220 2009-07-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
222 * config/arm/arm.c (arm_arm_address_cost): Fix typo.
223 Remove dead code for MINUS.
225 2009-07-31 Anthony Green <green@moxielogic.com>
227 * config/moxie/moxie.c (moxie_expand_prologue): Use $r5 instead of
229 (moxie_expand_epilogue): Ditto for epilogue.
230 (moxie_setup_incoming_varargs): ABI change. Use 5 registers for
232 (moxie_function_arg): Ditto.
233 (moxie_pass_by_reference): Ditto.
234 (moxie_arg_partial_bytes): Ditto.
235 * config/moxie/moxie.h (CALL_USED_REGISTERS): Ditto.
236 (FUNCTION_ARG_ADVANCE) Ditto.
237 (REG_PARM_STACK_SPACE) Ditto.
238 (FUNCTION_ARG_REGNO_P) Dito.
240 * config.gcc: Add moxie linux config support.
241 * gcc/config/moxie/uclinux.h: New file.
243 2009-07-31 DJ Delorie <dj@redhat.com>
245 * config/sh/sh.md (UNSPECV_SP_SWITCH_B): New.
246 (UNSPECV_SP_SWITCH_E): New.
247 (sp_switch_1): Change to an unspec.
248 (sp_switch_2): Change to an unspec. Don't use post-inc when we
250 * config/sh/sh.c (sh_expand_prologue): Use the constant pool to
251 reference the new stack's address
253 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
255 * Makefile.in (OBJS-common): Added dependence on graphite-blocking.o,
256 graphite-clast-to-gimple.o, graphite-dependences.o,
257 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
258 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o.
259 (graphite-blocking.o,
260 graphite-clast-to-gimple.o, graphite-dependences.o,
261 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
262 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o): New.
263 * cfgloop.c (alloc_loop): Set loop->can_be_parallel to false.
264 * cfgloop.h (struct loop): Add can_be_parallel field.
265 * common.opt (fgraphite-identity): Moved up.
266 (fgraphite-force-parallel): New flag.
267 * graphite.c: Rewrite.
268 * graphite.h: Rewrite.
269 * passes.c (init_optimization_passes): Schedule a pass of DCE and LIM
271 * toplev.c (graphite_out_file): New file descriptor.
272 (graphite_in_file): New.
273 (process_options): flag_graphite_force_parallel cannot be used without
275 * tree-ssa-loop.c: Include toplev.h.
276 (gate_graphite_transforms): Enable flag_graphite for
277 flag_graphite_force_parallel.
279 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
281 * ChangeLog.graphite: New.
282 * graphite-blocking.c: New.
283 * graphite-clast-to-gimple.c: New.
284 * graphite-clast-to-gimple.h: New.
285 * graphite-dependences.c: New.
286 * graphite-dependences.h: New.
287 * graphite-interchange.c: New.
288 * graphite-poly.c: New.
289 * graphite-poly.h: New.
290 * graphite-ppl.c: New.
291 * graphite-ppl.h: New.
292 * graphite-scop-detection.c: New.
293 * graphite-scop-detection.h: New.
294 * graphite-sese-to-poly.c: New.
295 * graphite-sese-to-poly.h: New.
299 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
301 * tree-chrec.c (evolution_function_right_is_integer_cst): New.
302 * tree-chrec.h (evolution_function_right_is_integer_cst): Declared.
304 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
306 * tree-chrec.c (operator_is_linear): Handle BIT_NOT_EXPR.
307 (scev_is_linear_expression): Return false if the evolution is not
310 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
312 * tree-data-ref.c (graphite_find_data_references_in_stmt): New.
313 * tree-data-ref.h (graphite_find_data_references_in_stmt): Declared.
315 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
317 * tree-data-ref.c (debug_data_references): New.
318 (debug_data_reference): New.
319 * tree-data-ref.h (debug_data_references): Declared.
320 (debug_data_reference): Declared.
322 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
324 * tree-data-ref.c (stmt_simple_memref_p: Removed.
325 * tree-data-ref.h (scop_p): Removed.
326 (struct data_reference): Remove field scop.
328 (stmt_simple_memref_p): Removed.
330 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
332 * cfgloop.h (create_empty_loop_on_edge): Pass an extra argument.
333 * cfgloopmanip.c (create_empty_loop_on_edge): Leave the loop_latch
336 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
338 * doc/invoke.texi (-fgraphite-force-parallel): Documented.
340 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
342 * doc/invoke.texi (-fgraphite-identity): Documented.
344 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
346 * tree-scalar-evolution.c: Fix comment.
347 (instantiate_scev_1): Return unknow from scev instantiation if the
348 result is not above instantiate_below.
350 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
352 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop): Not
353 static anymore. Instantiate the symbols that may have been introduced
355 * tree-scalar-evolution.h (compute_overall_effect_of_inner_loop):
358 2009-07-30 DJ Delorie <dj@redhat.com>
360 * config/mep/mep.c (mep_asm_init_sections): Add section flags and
361 .vliw directive to VLIW sections.
363 2009-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
365 * Makefile.in (AUTOCONF, ACLOCAL, ACLOCAL_AMFLAGS, aclocal_deps):
367 ($(srcdir)/configure, $(srcdir)/aclocal.m4): New rules.
368 (AUTOHEADER): New variable.
369 ($(srcdir)/cstamp-h.in): Use it.
371 2009-07-30 Michael Meissner <meissner@linux.vnet.ibm.com>
372 Pat Haugen <pthaugen@us.ibm.com>
373 Revital Eres <ERES@il.ibm.com>
375 * config/rs6000/vector.md (VEC_F): Add VSX support.
379 (vector_load_<mode>): Ditto.
380 (vector_store_<mode>): Ditto.
381 (vector GPR move split): Ditto.
382 (vec_reload_and_plus_<mptrsize>): Ditto.
383 (vec_reload_and_reg_<mptrsize>): Ditto.
389 (smin<mode>3): Ditto.
390 (smax<mode>3): Ditto.
391 (vector_eq<mode>): Ditto.
392 (vector_gt<mode>): Ditto.
393 (vector_ge<mode>): Ditto.
394 (vector_gtu<mode>): Ditto.
395 (vector_select_<mode>_uns): Ditto.
396 (vector_eq_<mode>_p): Ditto.
397 (vector_gt_<mode>_p): Ditto.
398 (vector_ge_<mode>_p): Ditto.
399 (vector_gtu_<mode>_p): Ditto.
400 (cr6_test_for_zero): Ditto.
401 (cr6_test_for_zero_reverse): Ditto.
402 (cr6_test_for_lt): Ditto.
403 (cr6_test_for_lt_reverse): Ditto.
407 (one_cmpl<mode>2): Ditto.
409 (andc<mode>2): Ditto.
410 (float<VEC_int<mode>2): Ditto.
411 (unsigned_float<VEC_int><mode>2): Ditto.
412 (fix_trunc<mode><VEC_int>2): Ditto.
413 (fixuns_trunc<mode><VEC_int>2): Ditto.
415 (vec_set<mode>): Ditto.
416 (vec_extract<mode>): Ditto.
417 (vec_interleave_highv4sf): Ditto.
418 (vec_interleave_lowv4sf): Ditto.
419 (vec_realign_load_<mode>): Ditto.
420 (vec_shl_<mode>): Ditto.
421 (vec_shr_<mode>): Ditto.
422 (div<mode>3): New patterns for VSX.
423 (vec_interleave_highv2df): Ditto.
424 (vec_interleave_lowv2df): Ditto.
425 (vec_pack_trunc_v2df): Ditto.
426 (vec_pack_sfix_trunc_v2df): Ditto.
427 (vec_pack_ufix_trunc_v2df): Ditto.
428 (vec_unpacks_hi_v4sf): Ditto.
429 (vec_unpacks_lo_v4sf): Ditto.
430 (vec_unpacks_float_hi_v4si): Ditto.
431 (vec_unpacku_float_lo_v4si): Ditto.
432 (vec_unpacku_float_hi_v4si): Ditto.
433 (vec_unpacks_float_lo_v4si): Ditto.
434 (movmisalign<mode>): Ditto.
435 (vector_ceil<mode>2): New patterns for vectorizing math library.
436 (vector_floor<mode>2): Ditto.
437 (vector_btrunc<mode>2): Ditto.
438 (vector_copysign<mode>3): Ditto.
440 * config/rs6000/predicates.md (easy_vector_constant_msb): New
441 predicate for setting the high bit in each word, used for copysign.
443 * config/rs6000/ppc-asm.h (f19): Whitespace.
444 (f32-f63): Define if VSX.
445 (v0-v31): Define if Altivec.
446 (vs0-vs63): Define if VSX.
448 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power7.md and vsx.md.
450 * config/rs6000/power7.md: New file, provide tuning parameters for
453 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Add VSX support.
454 (rs6000_cpu_cpp_builtins): Ditto.
455 (altivec_overloaded_builtins): Ditto.
456 (altivec_resolve_overloaded_builtin): Ditto.
458 * config/rs6000/rs6000.opt (-mno-vectorize-builtins): Add new
459 debug switch to disable vectorizing simple math builtin
462 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
463 Vectorize simple math builtin functions.
464 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
465 hook to vectorize math builtins.
466 (rs6000_override_options): Enable -mvsx on -mcpu=power7.
467 (rs6000_builtin_conversion): Add VSX/power7 support.
468 (rs6000_builtin_vec_perm): Ditto.
469 (vsplits_constant): Add support for loading up a vector constant
470 with just the high bit set in each part.
471 (rs6000_expand_vector_init): Add VSX/power7 support.
472 (rs6000_expand_vector_set): Ditto.
473 (rs6000_expand_vector_extract): Ditto.
474 (rs6000_emit_move): Ditto.
478 (rs6000_expand_ternop_builtin): Ditto.
479 (altivec_expand_builtin): Ditto.
480 (rs6000_expand_unop_builtin): Ditto.
481 (rs6000_init_builtins): Ditto.
482 (altivec_init_builtins): Ditto.
483 (builtin_function_type): Ditto.
484 (rs6000_common_init_builtins): Ditto.
485 (rs6000_handle_altivec_attribute); Ditto.
486 (rs6000_mangle_type): Ditto.
487 (rs6000_vector_mode_supported_p): Ditto.
488 (rs6000_mode_dependent_address): Altivec addresses with AND -16
491 * config/rs6000/vsx.md: New file for VSX support.
493 * config/rs6000/rs6000.h (EASY_VECTOR_MSB): New macro for
494 identifing values with just the most significant bit set.
495 (enum rs6000_builtins): Add builtins for VSX. Add simple math
498 * config/rs6000/altivec.md (UNSPEC_VRFIP): Delete.
499 (UNSPEC_VRFIM): Delete.
500 (splitter for loading up vector with most significant bit): New
501 splitter for vectorizing copysign.
502 (altivec_vrfiz): Rename from altivec_fturncv4sf2. Add support for
503 vectorizing simple math functions.
504 (altivec_vrfip): Add support for vectorizing simple math functions.
505 (altivec_vrfim): Ditto.
506 (altivec_copysign_v4sf3): New insn for Altivec copysign support.
508 * config/rs6000/rs6000.md (UNSPEC_BPERM): New constant.
509 (power7.md, vsx.md): Include for power7 support.
510 (copysigndf3): Use VSX instructions if -mvsx.
513 (nabsdf2_fpr): Ditto.
518 (fix_truncdfdi2_fpr): Ditto.
519 (cmpdf_internal1): Ditto.
520 (fred, fred_fpr): Convert into expander/insn to add VSX support.
521 (btruncdf2, btruncdf2_fpr): Ditto.
522 (ceildf2, ceildf2_fpr): Ditto.
523 (floordf2, floordf2_fpr): Ditto.
524 (floatdidf2, floatdidf2_fpr): Ditto.
525 (fmadddf4_fpr): Name insn. Use VSX instructions if -mvsx.
526 (fmsubdf4_fpr): Ditto.
527 (fnmadddf4_fpr_1): Ditto.
528 (fnmadddf4_fpr_2): Ditto.
529 (fnmsubdf4_fpr_1): Ditto.
530 (fnmsubdf4_fpr_2): Ditto.
531 (fixuns_truncdfdi2): Add expander for VSX support.
532 (fix_truncdfdi2): Ditto.
533 (fix_truncdfsi2): Ditto.
535 (btruncsf2): Whitespace.
536 (movdf_hardfloat32): Add support for VSX registers.
537 (movdf_softfloat32): Ditto.
538 (movdf_hardfloat64): Ditto.
539 (movdf_hardfloat64_mfpgpr): Ditto.
540 (movdf_softfloat64): Ditto.
541 (movti splitters): Add check for vector registers supporting
542 TImode in the future.
543 (bpermd): Add power7 bpermd instruction.
545 * config/rs6000/altivec.h (vec_div): Define if VSX.
549 (vec_nearbyint): Ditto.
552 (all predicates): Use the generic builtin function, and not the V4SF
553 specific function so that the predicates will work with VSX's V2DF.
557 * doc/extend.texi (PowerPC Altivec/VSX Built-in Functions):
558 Document new VSX functions and types.
560 * doc/invoke.texi (PowerPc options): Document -mpopcntd, -mvsx
563 * doc/md.texi (PowerPC constraints): Document "wd", "wf", "ws",
564 "wa", and "j" constraints. Modify "v" to talk about Altivec
565 instead of just vector.
567 2009-07-30 Andrew MacLeod <amacleod@redhat.com>
570 * tree-into-ssa.c (insert_phi_nodes_for, rewrite_add_phi_arguments): Set
571 location for phi arguments.
572 (rewrite_update_phi_arguments): Find locations for reaching defs.
573 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
574 Add location to add_phi_arg calls.
575 * tree-loop-districbution.c (update_phis_for_loop_copy): Add locations.
576 * tree-ssa-loop-manip.c (create_iv, add_exit_phis_edge,
577 split_loop_exit_edge, tree_transform_and_unroll_loop): Add locations.
578 * tree-tailcall.c (add_successor_phi_arg, eliminate_tail_call,
579 create_tailcall_accumulator, tree_optimize_tail_calls_1): Add locations.
580 * tree.h (struct phi_arg_d): Add location_t to PHI arguments.
581 * tree-phinodes.c (make_phi_node): Initialize location.
582 (resize_phi_node): Initialize location to UNKNOWN_LOCATION.
583 (add_phi_arg): Add location parameter.
584 (remove_phi_arg_num): Move location when moving phi argument.
585 * omp-low.c (expand_parallel_call, expand_omp_for_static_chunk): Set
587 * tree-vect-loop-manip.c (slpeel_update_phis_for_duplicate_loop,
588 slpeel_update_phi_nodes_for_guard1,
589 slpeel_update_phi_nodes_for_guard2,
590 slpeel_tree_duplicate_loop_to_edge_cfg, set_prologue_iterations,
591 vect_loop_versioning): Set locations.
592 * tree-parloops.c (create_phi_for_local_result,
593 transform_to_exit_first_loop, create_parallel_loop): Add locations.
594 * gimple-pretty-print.c (dump_gimple_phi): Dump lineno's if present.
595 * tree-vect-loop.c (get_initial_def_for_induction,
596 vect_create_epilog_for_reduction, vect_finalize_reduction): Add
598 * tree-flow-inline.h (gimple_phi_arg_location): New. Return locus.
599 (gimple_phi_arg_location_from_edge): New. Return locus from an edge.
600 (gimple_phi_arg_set_location): New. Set locus.
601 (gimple_phi_arg_has_location): New. Check for locus.
602 (redirect_edge_var_map_location): New. Return locus from var_map.
603 * tree-vect-data-refs.c (vect_setup_realignment): Set location.
604 * tree-ssa-phiopt.c (conditional_replacement): Set locus when
605 combining PHI arguments.
606 (cond_store_replacement): Set location.
607 * cfgexpand.c (gimple_assign_rhs_to_tree): Transfer locus if possible.
608 * grpahite.c (add_loop_exit_phis, add_guard_exit_phis,
609 scop_add_exit_phis_edge): Add locations.
610 * tree-cfgcleanup.c (remove_forwarder_block,
611 remove_forwarder_block_with_phi): Add locations.
612 * tree-ssa-pre.c (insert_into_preds_of_block): Add locations.
613 * tree-predcom.c (initialize_root_vars, initialize_root_vars_lm): Add
615 * tree-ssa-dce.c (forward_edge_to_pdom): Add locations.
616 * tree-ssa.c (redirect_edge_var_map_add, ssa_redirect_edge,
617 flush_pending_stmts): Add source location.
618 * lambda-code.c (perfect_nestify): Maintain location stack with argument
619 stack to preserve locations.
620 * tree-vect-stmts.c (vectorizable_load): Add location.
621 * tree-inline.c (copy_phis_for_bb): Copy locus.
622 (setup_one_parameter): Add call locus to inlined parameter stmts.
623 (initialize_inlined_parameters): Pass in call location as parameter
625 (tree_function_versioning): Pass location to setup_one_parameter.
626 * tree-ssa-phiprop.c (phiprop_insert_phi): Set locations.
627 * tree-outof-ssa.c (struct _elim_graph): Add source_location vecs for
629 (insert_partition_copy_on_edge, insert_value_copy_on_edge,
630 insert_rtx_to_part_on_edge, insert_part_to_rtx_on_edge): Provide a
631 locus parameter and override the stmt default if provided.
632 (new_elim_graph, clear_elim_graph, delete_elim_graph,
633 elim_graph_add_edge, elim_graph_remove_succ_edge,
634 FOR_EACH_ELIM_GRAPH_SUCC, FOR_EACH_ELIM_GRAPH_PRED, eliminate_build,
635 elim_forward, elim_unvisited_predecessor, elim_backward, elim_create,
636 eliminate_phi): Add locus info in elimination graph for each edge and
638 (insert_backedge_copies): Copy locus if present.
639 * tree-flow.h (struct _edge_var_map): Add locus field.
640 * tree-switch_conversions.c (fix_phi_nodes): Add locations.
641 * tree-cfg.c (reinstall_phi_args, gimple_make_forwarder_block,
642 add_phi_args_after_copy_edge, gimple_lv_adjust_loop_header_phi): Add
644 * ipa-struct-reorg.c (make_edge_and_fix_phis_of_dest): Add locations.
646 2009-07-30 Martin Jambor <mjambor@suse.cz>
648 PR tree-optimization/40570
649 * ipa-inline.c (cgraph_decide_inlining): Watch out for dead single
652 2009-07-30 Razya Ladelsky <razya@il.ibm.com>
654 * ssa-loop-manip.c: Include langhooks.h.
655 (rewrite_phi_with_iv): New.
656 (rewrite_all_phi_nodes_with_iv): New.
657 (canonicalize_loop_ivs): Move here from tree-parloops.c.
658 Remove reduction_list argument. Use rewrite_all_phi_nodes_with_iv.
659 * tree-parloops.c (loop_parallel_p): Move out all conditions
660 except dependency check.
661 (canonicalize_loop_ivs): Move to tree-ssa-loop-manip.c.
662 (gen_parallel_loop): Call canonicalize_loop_ivs without
663 reduction_list argument.
664 (build_new_reduction): New.
665 (gather_scalar_reductions): New.
666 (try_get_loop_niter): New.
667 (try_create_reduction_list): New.
668 (parallleize_loops): Change the parallel conditions check.
669 * tree-flow.h (canonicalize_loop_ivs): Remove one argument.
670 * Makefile.in (tree-ssa-loop-manip.o): Add langhooks.h dependency.
672 2009-07-30 Dave Korn <dave.korn.cygwin@gmail.com>
674 * opt-functions.awk (opt_args): Allow argument to be enclosed in
676 * doc/options.texi (Option properties): Mention new quoting syntax.
678 2009-07-29 Douglas B Rupp <rupp@gnat.com>
680 * config/alpha/alpha.c (alpha_start_function):
681 Handle VMS_DEBUG_MAIN_POINTER
682 * config/alpha/vms.h (VMS_DEBUG_MAIN_POINTER): Define new macro.
683 * doc/invoke.texi: Document -mdebug-main switch.
685 2009-07-29 Richard Henderson <rth@redhat.com>
687 * cgraph.c (cgraph_set_call_stmt_including_clones): Tidy.
688 (cgraph_create_edge_including_clones): Likewise.
689 * tree-inline.c (copy_bb): Operate on the correct edges
690 when updating the callgraph.
692 2009-07-29 Douglas B Rupp <rupp@gnat.com>
694 * config/alpha/vms-cc.c: Deleted.
695 * config/alpha/vms-ld.c: Deleted.
696 * config/alpha/t-vms64: Moved to config/vms
697 * config/alpha/vms-crt0-64.c: Moved to config/vms
698 * config/alpha/vms-crt0.c: Moved to config/vms
699 * config/alpha/vms-psxcrt0-64.c: Moved to config/vms
700 * config/alpha/vms-psxcrt0.c: Moved to config/vms
701 * config/alpha/xm-vms.h: Moved to config/vms
702 * config/alpha/x-vms: Moved to config/vms
703 * config/alpha/t-vms (vcrt0.o, pcrt0.o): Move rules to new file
705 * config/vms/t-vms: Moved here from config/alpha. Alpha specific
706 parts removed. (STMP_FIXPROTO, STMP_FIXINC, LIMITS_H_TEST): Set.
708 * config/vms/t-vms64: Moved here from config/alpha
709 * config/vms/vms-crt0-64.c: Moved here from config/alpha.
710 (argc,argv,envp): Enforce 32bit malloc'ing.
711 * config/vms/vms-psxcrt0-64.c: Likewise.
712 * config/vms/vms-crt0.c: Moved here from config/alpha.
713 * config/vms/vms-psxcrt0.c: Likewise.
714 * config/vms/vms-crtl-64.h: New file.
715 * config/vms/vms-crtl.h: New file.
716 * config/vms/vms.opt: New file.
717 * config/vms/xm-vms64.h: New file.
718 * config/vms/xm-vms.h: Moved here from config/alpha.
719 (STANARD_EXEC_PREFIX, STANDARD_STARTFILE_PREFIX, STANDARD_INCLUDE_DIR):
721 * config/vms/x-vms: Moved here from config/alpha.
722 (version, VMS_EXTRA_PARTS): Moved to t-vms.
723 (vms-ld.o, vms-cc.o): Removed.
724 (LN, LN_S, USE_COLLECT2, POD2MAN): Set.
726 2009-07-29 Douglas B Rupp <rupp@gnat.com>
728 * dwarf2out.c (add_name_and_src_coords_attributes): Push on the
729 correct stack (obvious VMS fix).
731 2009-07-29 Douglas B Rupp <rupp@gnat.com>
733 * dwarf2out.c (output_file_names): Output VMS style file name, size,
734 date, version info if VMS_DEBUGGING_INFO defined.
735 * vmsdgbout.c (vms_file_stats_name): New functon. VMS style file name,
736 size, date calculating code moved here.
738 2009-07-29 Paul Brook <paul@codesourcery.com>
740 * config/arm/lib1funcs.asm (clear_cache): Use ARM_FUNC_START and
743 2009-07-29 Uros Bizjak <ubizjak@gmail.com>
746 * config/alpha/alpha.c (alpha_expand_unaligned_store): Convert src
747 to DImode when generating insq_le insn.
749 2009-07-28 Douglas B Rupp <rupp@gnat.com>
751 * dwarf2out.c (DWARF2_INDIRECT_STRING_SUPPORT_MISSING_ON_TARGET):
752 New macro set for VMS_DEBUGGGING_INFO.
753 (AT_string_form): Use it.
755 2009-07-28 DJ Delorie <dj@redhat.com>
757 * config/mep/mep.c (vtext_section): New.
758 (vftext_section): New.
759 (ftext_section): New.
760 (mep_select_section): Add support for functions.
761 (mep_unique_section): Likewise.
762 (mep_asm_init_sections): Likewise.
763 (mep_encode_section_info): Remove it from here.
765 * config/mep/mep.h (USE_SELECT_SECTION_FOR_FUNCTIONS): Define.
767 2009-07-28 Paolo Bonzini <bonzinI@gnu.org>
769 * tree.h (TREE_DEPRECATED): Document it is used for types too.
770 (TYPE_VECTOR_OPAQUE): Use default_def_flag
772 2009-07-28 Douglas B Rupp <rupp@gnat.com>
774 * dwarf2out.c (output_file_names): Test new macro
775 DWARF2_DIR_SHOULD_END_WITH_SEPARATOR.
776 (add_comp_dir_attribute): Likewise.
778 2009-07-28 Kai Tietz <kai.tietz@onevision.com>
780 * config/i386/mingw-w64.h (LINK_SPEC): Add
781 separating space between commands.
783 2009-07-28 Jan Hubicka <jh@suse.cz>
785 PR tree-optimization/40759
786 * tree-ssa-dce.c (mark_virtual_phi_result_for_renaming): Mark all uses
789 2009-07-27 DJ Delorie <dj@redhat.com>
791 * config/mep/mep.c (mep_expand_builtin_saveregs): Make sure 64-bit
792 types are dword-aligned.
793 (mep_expand_va_start): Likewise.
795 2009-07-27 Olivier Hainque <hainque@adacore.com>
796 Douglas B Rupp <rupp@gnat.com>
798 * convert.c (convert_to_pointer): Don't assume the target
799 pointer type is POINTER_SIZE long. Fetch its precision instead.
801 2009-07-27 Douglas B Rupp <rupp@gnat.com>
803 * system.h (fopen): Undefine if macro.
805 2009-07-27 Jakub Jelinek <jakub@redhat.com>
807 * dwarf2out.c (output_cfi_p): Removed.
808 (output_cfis): New function.
809 (output_fde): New function, split from output_call_frame_info.
810 (output_call_frame_info): Use it.
811 (dwarf2out_switch_text_section): Use output_cfis.
813 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
815 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Error build when
816 TARGET_BI_ARCH is specified without enabling SJLJ.
817 * config/i386/mingw32.h (MD_UNWIND_SUPPORT): Define MD_UNWIND_SUPPORT,
818 if TARGET_64BIT and TARGET_BI_ARCH aren't defined.
820 2009-07-26 Mikael Pettersson <mikpe@it.uu.se>
822 * arm.md (negdi2): Use DImode if forcing a value into a register.
824 2009-07-26 Ira Rosen <irar@il.ibm.com>
826 PR tree-optimization/40801
827 * tree-vect-stmts.c (vectorizable_call): Get previous copy
828 of vector operand from the previous copy of vector statement.
829 Pass the correct definition type value to
830 vect_get_vec_def_for_stmt_copy().
832 2009-07-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
834 * collect2.c (scan_libraries): Use CONST_CAST2 to perform char ** to
835 const char ** conversion.
837 2009-07-25 David Daney <ddaney@caviumnetworks.com>
839 * system.h (gcc_assert): Invoke __builtin_unreachable() instead of
840 fancy_abort() if !ENABLE_ASSERT_CHECKING.
841 (gcc_unreachable): Invoke __builtin_unreachable() if
842 !ENABLE_ASSERT_CHECKING.
844 2009-07-25 David Daney <ddaney@caviumnetworks.com>
846 PR rtl-optimization/40445
847 * emit-rtl.c (next_nonnote_insn_bb): New function.
848 * rtl.h (next_nonnote_insn_bb): Declare new function.
849 * cfgcleanup.c (try_optimize_cfg): Don't remove an empty block
850 with no successors that is the successor of the ENTRY_BLOCK.
851 Continue from the top after removing an empty fallthrough block.
852 * cfgrtl.c (get_last_bb_insn): Call next_nonnote_insn_bb instead
853 of next_nonnote_insn.
855 2009-07-25 David Daney <ddaney@caviumnetworks.com>
857 * cfgcleanup.c (old_insns_match_p): Handle the case of empty blocks.
859 2009-07-25 Martin Jambor <mjambor@suse.cz>
861 * c-common.c (c_common_attribute_table): New element for noclone.
862 (handle_noclone_attribute): New function. Forward-declare.
863 * tree-inline.c (tree_versionable_function_p): Check for noclone
865 * doc/extend.texi (Labels as Values): Document need for noclone.
866 (Function Attributes): Document noclone attribute.
868 2009-07-25 Jakub Jelinek <jakub@redhat.com>
870 PR rtl-optimization/34999
871 * dwarf2out.c (struct dw_fde_struct): Add dw_fde_switch_cfi
872 and dw_fde_switched_cold_to_hot fields.
873 (output_cfi_p): New function.
874 (output_call_frame_info): If fde->dw_fde_switched_sections,
875 output 2 FDEs instead of one with corrupted header.
876 (dwarf2out_do_cfi_startproc): New function.
877 (dwarf2out_begin_prologue): Use it. Initialize fde->dw_fde_switch_cfi
878 and fde->dw_fde_switched_cold_to_hot.
879 (dwarf2out_switch_text_section): Compute
880 fde->dw_fde_switched_cold_to_hot. Switch to new text section here.
881 If dwarf2out_do_cfi_asm, emit .cfi_endproc before it and call
882 dwarf2out_do_cfi_startproc plus emit again currently active CFI insns.
883 Otherwise, compute fde->dw_fde_switch_cfi.
885 2009-07-24 Cary Coutant <ccoutant@google.com>
887 * tree-cfg.c (assign_discriminator): Add explicit parentheses.
889 2009-07-24 Cary Coutant <ccoutant@google.com>
891 * cfghooks.c (split_block): Copy discriminator to new block.
892 * tree-cfg.c (assign_discriminator): Check location of last
893 instruction in block as well as first.
895 2009-07-24 Uros Bizjak <ubizjak@gmail.com>
897 * config/i386/linux.c: Use fputs or putc instead of fprintf
899 * config/i386/gas.h: Ditto.
900 * config/i386/x86-64.h: Ditto.
901 * config/i386/att.h: Ditto.
903 2009-07-24 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
905 * expmed.c (emit_store_flag): Use a recursive call to optimize the
908 2009-07-24 Martin Jambor <mjambor@suse.cz>
910 * ipa-prop.h (struct ipa_node_params): New flag node_enqued.
911 (ipa_push_func_to_list_1): Declare.
912 (ipa_push_func_to_list): New function.
914 * ipa-prop.c (ipa_push_func_to_list_1): New function.
915 (ipa_init_func_list): Call ipa_push_func_to_list_1.
916 (ipa_push_func_to_list): Removed.
917 (ipa_pop_func_from_list): Clear node_enqueued flag.
919 2009-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
921 * config/s390/s390.c (override_options): Default
922 max-unrolled-insns to 100 for z10 tuning.
924 2009-07-24 Tobias Grosser <grosser@fim.uni-passau.de>
926 * Makefile.in (TREE_DATA_REF_H, tree-vrp.o, tree-cfg.o, tree-if-conv.o
927 tree-ssa-loop.o, tree-ssa-loop-niter.o, tree-ssa-loop-ivcanon.o,
928 tree-ssa-loop-prefetch.o, tree-predcom.o, tree-affine.o,
929 tree-scalar-evolution.o, tree-data-ref.o, tree-vect-loop.o,
930 tree-vect-data-refs.o, tree-loop-linear.o, tree-loop-distribution.o
931 tree-parloops.o, tree-pretty-printer.o, fold-const.o, tree-ssa-dce.o,
932 lambda-code.o, params.o): Cleanup use of SCEV_H and TREE_DATA_REF_H.
934 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
936 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR): Remove and
937 use default set in mingw32.h header.
938 * config/i386/mingw32.h (STANDARD_INCLUDE_DIR): Use for 32-bit and
939 64-bit /mingw/include path.
940 (STANDARD_STARTFILE_PREFIX_1): Use for 32-bit and 64-bit /mingw/lib
943 2009-07-23 Neil Vachharajani <nvachhar@google.com>
945 PR rtl-optimization/40209
946 * loop-iv.c (iv_analysis_loop_init): Call df_note_add_problem.
948 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
950 * config/i386/i386.c: Use ASM_LONG instead of .long. Concatenate
951 ASM_LONG, LPREFIX, MCOUNT_NAME and PROFILE_COUNT_REGISTER strings
952 with the rest of string where appropriate. Use fputs or putc
953 instead of fprintf where appropriate.
955 2009-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
956 Pat Haugen <pthaugen@us.ibm.com>
957 Revital Eres <ERES@il.ibm.com>
959 * config/rs6000/vector.md: New file. Move most of the vector
960 expander support here from altivec.md to allow for the VSX vector
961 unit in the future. Add support for secondary_reload patterns.
962 Rewrite the patterns for vector comparison, and vector comparison
963 predicate instructions so that the RTL expresses the desired
964 behavior, instead of using unspec.
966 * config/rs6000/constraints.md ("f" constraint): Use
967 rs6000_constraints to hold the precalculated register class.
968 ("d" constraint): Ditto.
969 ("wd" constraint): New constraint for VSX.
970 ("wf" constraint): Ditto.
971 ("ws" constraint): Ditto.
972 ("wa" constraint): Ditto.
973 ("wZ" constraint): Ditto.
974 ("j" constraint): Ditto.
976 * config/rs6000/predicates.md (vsx_register_operand): New
978 (vfloat_operand): New predicate for vector.md.
979 (vint_operand): Ditto.
980 (vlogical_operand): Ditto.
981 (easy_fp_constant): If VSX, 0.0 is an easy constant.
982 (easy_vector_constant): Add VSX support.
983 (altivec_indexed_or_indirect_operand): New predicate for
984 recognizing Altivec style memory references with AND -16.
986 * config/rs6000/rs6000.c (rs6000_vector_reload): New static global
987 for vector secondary reload support.
988 (rs6000_vector_reg_class): Delete, replacing it with
990 (rs6000_vsx_reg_class): Ditto.
991 (rs6000_constraints): New array to hold the register classes of
992 each of the register constraints that can vary at runtime.
993 (builtin_mode_to_type): New static array for builtin function type
995 (builtin_hash_table): New static hash table for builtin function
997 (TARGET_SECONDARY_RELOAD): Define target hook.
998 (TARGET_IRA_COVER_CLASSES): Ditto.
999 (rs6000_hard_regno_nregs_internal): If -mvsx, floating point
1000 registers are 128 bits if VSX memory reference instructions are used.
1001 (rs6000_hard_regno_mode_ok): For VSX, only check if the VSX memory
1003 (rs6000_debug_vector_unit): Move into rs6000_debug_reg_global.
1004 (rs6000_debug_reg_global): Move -mdebug=reg statements here.
1005 Print several of the scheduling related parameters.
1006 (rs6000_init_hard_regno_mode_ok): Switch to putting constraints in
1007 rs6000_constraints instead of rs6000_vector_reg_class. Move
1008 -mdebug=reg code to rs6000_debug_reg_global. Add support for
1009 -mvsx-align-128 debug switch. Drop testing float_p if VSX or
1010 Altivec. Add VSX support. Setup for secondary reload support on
1011 Altivec/VSX registers.
1012 (rs6000_override_options): Make power7 set the scheduling groups
1013 like the power5. Add support for new debug switches to override
1014 the scheduling defaults. Temporarily disable -mcpu=power7 from
1015 setting -mvsx. Add support for debug switches -malways-hint,
1016 -msched-groups, and -malign-branch-targets.
1017 (rs6000_buitlin_conversion): Add support for returning unsigned
1018 vector conversion functions to fix regressions due to stricter
1020 (rs6000_builtin_mul_widen_even): Ditto.
1021 (rs6000_builtin_mul_widen_odd): Ditto.
1022 (rs6000_builtin_vec_perm): Ditto.
1023 (rs6000_vec_const_move): On VSX, use xxlxor to clear register.
1024 (rs6000_expand_vector_init): Initial VSX support for using xxlxor
1026 (rs6000_emit_move): Fixup invalid const symbol_ref+reg that is
1028 (bdesc_3arg): Add builtins for unsigned types. Add builtins for
1029 VSX types for bit operations. Changes to accomidate vector.md.
1030 (bdesc_2arg): Ditto.
1031 (bdesc_1arg): Ditto.
1032 (struct builtin_description_predicates): Rewrite predicate
1033 handling so that RTL describes the operation, instead of passing
1034 the instruction to be used as a string argument.
1035 (bdesc_altivec_preds): Ditto.
1036 (altivec_expand_predicate_builtin): Ditto.
1037 (altivec_expand_builtin): Ditto.
1038 (rs6000_expand_ternop_builtin): Use a switch instead of an if
1039 statement for vsldoi support.
1040 (altivec_expand_ld_builtin): Change to use new names from vector.md.
1041 (altivec_expand_st_builtin): Ditto.
1042 (paired_expand_builtin): Whitespace changes.
1043 (rs6000_init_builtins): Add V2DF/V2DI types. Initialize the
1044 builtin_mode_to_type table for secondary reload. Call
1045 builtin_function_type to build random builtin functions.
1046 (altivec_init_builtins): Change to use builtin_function_type to
1047 create builtin function types dynamically as we need them.
1048 (builtin_hash_function): New support for hashing the tree types
1049 for builtin function as we need it, rather than trying to build
1050 all of the trees that we need. Add initial preliminary VSX support.
1051 (builtin_function_type): Ditto.
1052 (builtin_function_eq): Ditto.
1053 (builtin_hash_struct): Ditto.
1054 (rs6000_init_builtins): Ditto.
1055 (rs6000_common_init_builtins): Ditto.
1056 (altivec_init_builtins): Ditto.
1057 (rs6000_common_init_builtins): Ditto.
1058 (enum reload_reg_type): New enum for simplifing reg classes.
1059 (rs6000_reload_register_type): Simplify register classes into GPR,
1060 Vector, and other registers. Altivec and VSX addresses in reload.
1061 (rs6000_secondary_reload_inner): Ditto.
1062 (rs6000_ira_cover_classes): New target hook, that returns the
1063 appropriate cover classes, based on -mvsx being used or not.
1064 (rs6000_secondary_reload_class): Add VSX support.
1065 (get_vec_cmp_insn): Delete, rewrite vector conditionals.
1066 (get_vsel_insn): Ditto.
1067 (rs6000_emit_vector_compare): Rewrite vector conditional support
1068 so that where we can, we use RTL operators, instead of blindly use
1070 (rs6000_emit_vector_select): Ditto.
1071 (rs6000_emit_vector_cond_expr): Ditto.
1072 (rs6000_emit_minmax): Directly generate min/max under altivec, vsx.
1073 (create_TOC_reference): Add -mdebug=addr support.
1074 (emit_frame_save): VSX loads/stores need register indexed addressing.
1076 * config/rs6000/rs6000.md: Include vector.md.
1078 * config/rs6000/t-rs6000 (MD_INCLUDES): Add vector.md.
1080 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
1081 support for V2DI, V2DF in logical, permute, select operations.
1083 * config/rs6000/rs6000.opt (-mvsx-scalar-double): Add new debug
1084 switch for vsx/power7.
1085 (-mvsx-scalar-memory): Ditto.
1086 (-mvsx-align-128): Ditto.
1087 (-mallow-movmisalign): Ditto.
1088 (-mallow-df-permute): Ditto.
1089 (-msched-groups): Ditto.
1090 (-malways-hint): Ditto.
1091 (-malign-branch-targets): Ditto.
1093 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Delete, use target
1095 (IRA_COVER_CLASSES_PRE_VSX): Cover classes if not -mvsx.
1096 (IRA_COVER_CLASSES_VSX): Cover classes if -mvsx.
1097 (rs6000_vector_reg_class): Delete.
1098 (rs6000_vsx_reg_class): Ditto.
1099 (enum rs6000_reg_class_enum): New enum for the constraints that
1100 vary based on target switches.
1101 (rs6000_constraints): New array to hold the register class for all
1102 of the register constraints that vary based on the switches used.
1103 (ALTIVEC_BUILTIN_*_UNS): Add unsigned builtin functions.
1104 (enum rs6000_builtins): Add unsigned varients for the builtin
1105 declarations returned by target hooks for expanding multiplies,
1106 select, and permute operations. Add VSX builtins.
1107 (enum rs6000_builtin_type_index): Add entries for VSX.
1108 (V2DI_type_node): Ditto.
1109 (V2DF_type_node): Ditto.
1110 (unsigned_V2DI_type_node): Ditto.
1111 (bool_long_type_node): Ditto.
1112 (intDI_type_internal_node): Ditto.
1113 (uintDI_type_internal_node): Ditto.
1114 (double_type_internal_node): Ditto.
1116 * config/rs6000/altivec.md (whole file): Move all expanders to
1117 vector.md from altivec.md. Rename insn matching functions to be
1119 (UNSPEC_VCMP*): Delete, rewrite vector comparisons.
1120 (altivec_vcmp*): Ditto.
1121 (UNSPEC_VPERM_UNS): New, add for unsigned types using vperm.
1122 (VM): New iterator for moves that includes the VSX types.
1123 (altivec_vperm_<mode>): Add VSX types. Add unsigned types.
1124 (altivec_vperm_<mode>_uns): New, for unsigned types.
1125 (altivec_vsel_*): Rewrite vector comparisons and predicate builtins.
1126 (altivec_eq<mode>): Ditto.
1127 (altivec_gt<mode>): Ditto.
1128 (altivec_gtu<mode>): Ditto.
1129 (altivec_eqv4sf): Ditto.
1130 (altivec_gev4sf): Ditto.
1131 (altivec_gtv4sf): Ditto.
1132 (altivec_vcmpbfp_p): Ditto.
1134 2009-07-23 Richard Earnshaw <rearnsha@arm.com>
1136 * arm.md (split for ior/xor with shift and zero-extend): Cast op3 to
1139 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
1142 * config/i386/i386.c (output_387_ffreep): Rewrite to use
1143 ASM_SHORT instead of .word.
1144 * config/i386/i386.md (*tls_global_dynamic_64): Use ASM_SHORT
1145 instead of .word in asm template.
1147 2009-07-22 Vladimir Makarov <vmakarov@redhat.com>
1150 * ira-lives.c (bb_has_abnormal_call_pred): New function.
1151 (process_bb_node_lives): Use it.
1153 * ira.c (setup_cover_and_important_classes): Don't setup
1154 ira_important_class_nums. Add cover classes to the end of
1156 (cover_class_order, comp_reg_classes_func, reorder_important_classes):
1158 (find_reg_class_closure): Use reorder_important_classes.
1160 * config/i386/i386.h (IRA_COVER_CLASSES): Remove.
1162 * config/i386/i386.c (i386_ira_cover_classes): New function.
1163 (TARGET_IRA_COVER_CLASSES): Redefine.
1165 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Add a comment about
1166 importance of order of cover classes in the array.
1168 2009-07-22 Diego Novillo <dnovillo@google.com>
1170 * tree-pass.h (TDF_EH): Define.
1171 * gimple-pretty-print.c (dump_gimple_stmt): If FLAGS
1172 contains TDF_EH, print the EH region number holding GS.
1173 * tree-dump.c (dump_options): Add "eh".
1174 * doc/invoke.texi: Document it.
1176 2009-07-22 Doug Kwan <dougkwan@google.com>
1178 * config/arm/arm.md (subdi3) Copy non-reg values to DImode registers.
1180 2009-07-22 Michael Matz <matz@suse.de>
1182 PR tree-optimization/35229
1183 PR tree-optimization/39300
1185 * tree-ssa-pre.c (includes): Include tree-scalar-evolution.h.
1186 (inhibit_phi_insertion): New function.
1187 (insert_into_preds_of_block): Call it for REFERENCEs.
1188 (init_pre): Initialize and finalize scalar evolutions.
1189 * Makefile.in (tree-ssa-pre.o): Depend on tree-scalar-evolution.h .
1191 2009-07-22 Uros Bizjak <ubizjak@gmail.com>
1193 * config/i386/predicates.md (zero_extended_scalar_load_operand):
1194 Use CONST_VECTOR_NUNITS to determine number of elements.
1196 2009-07-22 Andreas Krebbel <krebbel1@de.ibm.com>
1198 * config/s390/constraints.md (ZQ, ZR, ZS, ZT): New constraints.
1199 (U, W): Constraints are now deprecated and will be removed if we
1201 * config/s390/s390.md (U, W): Replaced with ZQZR, ZSZT throughout
1203 ("prefetch"): Add the stcmh instruction for prefetching.
1204 * config/s390/s390.c (s390_symref_operand_p): Function moved. No
1206 (s390_short_displacement): Return always true if compiling for
1207 machines not providing the long displacement facility.
1208 (s390_mem_constraint): Support the new constraint letter Z.
1209 (s390_check_qrst_address): New function.
1211 2009-07-21 DJ Delorie <dj@redhat.com>
1213 * config/mep/mep.c (mep_legitimize_arg): Leave control registers
1216 2009-07-21 Jason Merrill <jason@redhat.com>
1218 * c-common.c (max_tinst_depth): Increase default to 1024.
1220 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
1222 * config/i386/sse.md (vec_unpacku_float_hi_v4si): New expander.
1223 (vec_unpacku_float_lo_v4si): Ditto.
1225 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
1228 * config/i386/sse.md (sse2_cvtudq2ps): New expander.
1229 (enum ix86_builtins): Add IX86_BUILTIN_CVTUDQ2PS.
1230 (builtin_description): Add __builtin_ia32_cvtudq2ps.
1231 (ix86_vectorize_builtin_conversion): Handle IX86_BUILTIN_CVTUDQ2PS.
1233 2009-07-21 Jakub Jelinek <jakub@redhat.com>
1235 PR tree-optimization/40813
1236 * tree-inline.c (copy_bb): Regimplify RHS after last stmt, not before
1239 2009-07-21 Kaz Kojima <kkojima@gcc.gnu.org>
1241 * config/sh/sh.c (sh_gimplify_va_arg_expr): Wrap the result
1242 with a NOP_EXPR if needed.
1244 2009-07-21 Paul Brook <paul@codesourcery.com>
1246 * tree-vectorizer.c (increase_alignment): Handle nested arrays.
1247 Terminate debug dump with newline.
1249 2009-07-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1251 * pa.c (compute_zdepwi_operands): Limit deposit length to 32 - lsb.
1252 Cast "1" to unsigned HOST_WIDE_INT.
1253 (compute_zdepdi_operands): Limit maximum length to 64 bits. Limit
1254 deposit length to the maximum length - lsb. Extend length if
1255 HOST_BITS_PER_WIDE_INT is 32.
1257 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
1259 * cgraph.h (constant_pool_htab): New function.
1260 (constant_descriptor_tree): Move from varasm.c.
1261 * varasm.c (constant_pool_htab): New function.
1262 (constant_descriptor_tree): Move to cgraph.h.
1264 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
1266 * toplev.c: Invoke FINISH_UNIT callbacks before call to finalize().
1268 2009-07-20 Shujing Zhao <pearly.zhao@oracle.com>
1270 * Makefile.in (TREE_INLINE_H, tree-inline.o, cgraph.o): Remove
1273 2009-07-20 Xinliang David Li <davidxl@google.com>
1275 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add length check.
1277 2009-07-20 Adam Nemet <anemet@caviumnetworks.com>
1279 * config/mips/mips.md (move_type): Add arith.
1280 (type): Handle arith.
1281 (zero_extendsidi2): Rename this into ...
1282 (*zero_extendsidi2): ... this. Don't match if ISA_HAS_EXT_INS.
1283 (zero_extendsidi2): New expander.
1284 (*zero_extendsidi2_dext): New pattern.
1286 2009-07-20 Nick Clifton <nickc@redhat.com>
1288 * config.gcc (mips64-*-*): Add definition of tm_defines in order
1289 to set MIPS_ABI_DEFAULT.
1290 * config/mips/vr.h (MIPS_ABI_DEFAULT): Remove definition.
1292 2009-07-20 Jakub Jelinek <jakub@redhat.com>
1294 * tree-object-size.c (addr_object_size): Handle unions with
1295 array in it as last field of structs in __bos (, 1) as __bos (, 0).
1297 PR tree-optimization/40792
1298 * tree.c (build_function_type_skip_args): Remove bogus assert.
1300 2009-07-20 Jan Hubicka <jh@suse.cz>
1301 Martin Jambor <mjambor@suse.cz>
1303 * cgraph.h (combined_args_to_skip): New field.
1304 * cgraph.c (cgraph_create_virtual_clone): Properly handle
1305 combined_args_to_skip and args_to_skip.
1306 * tree-inline.c (update_clone_info): New function.
1307 (tree_function_versioning): Call update_clone_info.
1308 * cgraphunit.c: (cgraph_materialize_clone): Dump materialized
1310 (cgraph_materialize_all_clones): More extensive dumping, working
1311 with combined_args_to_skip rather than args_to_skip.
1313 2009-07-20 Ira Rosen <irar@il.ibm.com>
1315 * tree-vectorizer.h (vectorizable_condition): Add parameters.
1316 * tree-vect-loop.c (vect_is_simple_reduction): Support COND_EXPR.
1317 (get_initial_def_for_reduction): Likewise.
1318 (vectorizable_reduction): Skip the check of first operand in case
1319 of COND_EXPR. Add check that it is outer loop vectorization if
1320 nested cycle was detected. Call vectorizable_condition() for
1321 COND_EXPR. If reduction epilogue cannot be created do not fail for
1322 nested cycles (if it is not double reduction). Assert that there
1323 is only one type in the loop in case of COND_EXPR. Call
1324 vectorizable_condition() to vectorize COND_EXPR.
1325 * tree-vect-stmts.c (vectorizable_condition): Update comment.
1326 Add parameters. Allow nested cycles if called from
1327 vectorizable_reduction(). Use reduction vector variable if provided.
1328 (vect_analyze_stmt): Call vectorizable_reduction() before
1329 vectorizable_condition().
1330 (vect_transform_stmt): Update call to vectorizable_condition().
1332 2009-07-20 Christian Bruel <christian.bruel@st.com>
1334 * config/sh/sh.opt (-mfmovd): Resurrect and document.
1335 * doc/invoke.texi (-mfmovd): Likewise.
1336 * config/sh/sh.h (TARGET_FMOVD, MASK_FMOVD): Remove default setting.
1338 2009-07-20 Jan Hubicka <jh@suse.cz>
1340 * tree-ssa-dce.c (remove_dead_phis): Only look for abnormal PHIs
1341 when handling SSA name.
1343 2009-07-19 Jan Hubicka <jh@suse.cz>
1345 PR tree-optimization/40676
1346 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do renaming on all
1347 virtual PHIs in empty BBs.
1349 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
1351 * combine.c (make_compound_operation) <SUBREG>: If force_to_mode
1352 re-expanded the compound use gen_lowpart instead to convert to the
1355 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
1357 * combine.c (try_widen_shift_mode): Add COUNT, OUTER_CODE and
1358 OUTER_CONST arguments.
1359 <LSHIFTRT>: Use them to allow widening if the bits shifted in from
1360 the new wider mode will be masked off.
1361 (simplify_shift_const_1): Adjust calls to try_widen_shift_mode.
1363 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
1365 * combine.c (try_widen_shift_mode) <LSHIFTRT>: Allow widening if the
1366 high-order bits are zero.
1368 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
1370 * combine.c (simplify_shift_const_1): Split code to determine
1372 (try_widen_shift_mode): ... here. Allow widening for ASHIFTRT if the
1373 new bits shifted in are identical to the old sign bit.
1375 2009-07-18 Richard Guenther <rguenther@suse.de>
1378 * gimplify.c (gimplify_call_expr): Reject code using results from
1379 functions returning void.
1381 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
1383 * doc/md.texi: Document the new PowerPC "es" constraint.
1384 Document that "m" can include automodified addresses on this target,
1385 and explain how %U must be used. Extend the "Q" and "Z" documentation
1386 to suggest "es" as well as "m".
1387 * config/rs6000/constraints.md (es): New memory constraint.
1388 (Q, Z): Update strings to match new documentation.
1390 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
1392 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Allow any
1393 offset from virtual_stack_vars_rtx and arg_pointer_rtx.
1394 * config/rs6000/predicates.md (volatile_mem_operand): Use
1395 offsettable_nonstrict_memref_p.
1396 * config/rs6000/rs6000.md (*floatsidf2_internal): Remove split check.
1397 (*floatunssidf2_internal): Likewise.
1398 (*fix_truncdfsi2_internal): Likewise.
1399 (*fix_trunctfsi2_internal): Likewise.
1401 2009-07-17 Anatoly Sokolov <aesok@post.ru>
1403 * config/avr/avr-devices.c (avr_mcu_t): Add atmega8u2, atmega16u2 and
1405 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
1407 2009-07-17 Richard Guenther <rguenther@suse.de>
1410 * tree-pass.h (pass_diagnose_omp_blocks): Declare.
1411 (pass_warn_unused_result): Likewise.
1412 (TODO_set_props): Remove.
1413 * omp-low.c (diagnose_omp_structured_block_errors): Change to
1415 (pass_diagnose_omp_blocks): Define.
1416 * c-decl.c (pop_file_scope): Do not finalize the CU here.
1417 (c_gimple_diagnostics_recursively): Remove.
1418 (finish_function): Do not call it.
1419 (c_write_global_declarations): Continue after errors.
1420 Finalize the CU here.
1421 * c-gimplify.c (c_genericize): Do not gimplify here.
1422 * c-common.c (c_warn_unused_result): Move ...
1423 * tree-cfg.c (do_warn_unused_result): ... here.
1424 (run_warn_unused_result): New function.
1425 (gate_warn_unused_result): New function.
1426 (pass_warn_unused_result): New pass.
1427 * c-common.h (c_warn_unused_result): Remove.
1428 * flags.h (flag_warn_unused_result): Declare.
1429 * c-opts.c (c_common_init_options): Enable flag_warn_unused_result.
1430 * opts.c (flag_warn_unused_result): Initialize to false.
1431 * toplev.c (compile_file): Add comment.
1432 * omp-low.c (create_omp_child_function): Do not register
1433 the function with the frontend.
1434 (diagnose_omp_structured_block_errors): Prepare to be
1435 called as optimization pass.
1436 (gate_diagnose_omp_blocks): New function.
1437 (pass_diagnose_omp_blocks): New pass.
1438 * cgraph.h (cgraph_optimize): Remove.
1439 (cgraph_analyze_function): Likewise.
1440 * cgraph.c (cgraph_add_new_function): Gimplify C++ thunks.
1441 * cgraphunit.c (cgraph_lower_function): Lower nested functions
1442 before their parents here.
1443 (cgraph_finalize_function): Not here.
1444 (cgraph_analyze_function): Gimplify functions here.
1445 (cgraph_finalize_compilation_unit): Continue after errors.
1446 Optimize the callgraph from here.
1447 (cgraph_optimize): Make static.
1448 * langhooks.c (write_global_declarations): Finalize the CU.
1449 * gimplify.c (gimplify_asm_expr): Do not emit ASMs with errors.
1450 (gimplify_function_tree): Assert we gimplify only once.
1451 Set PROP_gimple_any property.
1452 * tree-nested.c (gimplify_all_functions): New function.
1453 (lower_nested_functions): Gimplify all nested functions.
1454 * gimple.h (diagnose_omp_structured_block_errors): Remove.
1455 * passes.c (init_optimization_passes): Add pass_warn_unused_result
1456 and pass_diagnose_omp_blocks after gimplification. Do not
1457 set TODO_set_props on all_lowering_passes.
1458 (execute_one_pass): Do not handle TODO_set_props.
1459 * Makefile.in (cgraphunit.o): Add $(TREE_DUMP_H) dependency.
1460 (gimplify.o): Add tree-pass.h dependency.
1461 * tree-inline.c (copy_statement_list): Properly copy STATEMENT_LIST.
1462 (copy_tree_body_r): Properly handle TARGET_EXPR like SAVE_EXPR.
1463 (unsave_r): Likewise.
1464 * c-omp.c (c_finish_omp_atomic): Set DECL_CONTEXT on the
1467 2009-07-17 Sandra Loosemore <sandra@codesourcery.com>
1469 * doc/service.texi (Service): Restore previously removed link,
1470 which isn't broken after all.
1472 2009-07-17 Richard Guenther <rguenther@suse.de>
1474 PR tree-optimization/40321
1475 * tree-ssa-pre.c (add_to_exp_gen): Also add names defined by
1476 PHI nodes to the maximal set.
1477 (make_values_for_phi): Add PHI arguments to the maximal set.
1478 (execute_pre): Dump PHI_GEN and the maximal set.
1480 2009-07-17 Jakub Jelinek <jakub@redhat.com>
1483 * gimplify.c (gimplify_conversion): Don't change non-conversions into
1486 2009-07-16 Sandra Loosemore <sandra@codesourcery.com>
1488 * doc/extend.texi (Nested Functions): Replace broken link with
1490 * doc/service.texi (Service): Remove broken link.
1492 2009-07-16 H.J. Lu <hongjiu.lu@intel.com>
1495 * builtins.c (expand_builtin_memcmp): Use loc instead of
1496 EXPR_LOCATION (exp).
1497 (expand_builtin_strncmp): Likewise.
1499 2009-07-17 Aldy Hernandez <aldyh@redhat.com>
1500 Manuel López-Ibáñez <manu@gcc.gnu.org>
1503 * tree-complex.c, tree-loop-distribution.c, tree.c, tree.h,
1504 builtins.c, fold-const.c, omp-low.c, cgraphunit.c, tree-ssa-ccp.c,
1505 tree-ssa-dom.c, gimple-low.c, expr.c, tree-ssa-ifcombine.c,
1506 c-decl.c, stor-layout.c, tree-if-conv.c, c-typeck.c, gimplify.c,
1507 calls.c, tree-sra.c, tree-mudflap.c, tree-ssa-copy.c,
1508 tree-ssa-forwprop.c, c-convert.c, c-omp.c, varasm.c,
1509 tree-inline.c, c-common.c, c-common.h, gimple.c,
1510 tree-switch-conversion.c, gimple.h, tree-cfg.c, c-parser.c,
1511 convert.c: Add location argument to fold_{unary,binary,ternary},
1512 fold_build[123], build_call_expr, build_size_arg,
1513 build_fold_addr_expr, build_call_array, non_lvalue, size_diffop,
1514 fold_build1_initializer, fold_build2_initializer,
1515 fold_build3_initializer, fold_build_call_array,
1516 fold_build_call_array_initializer, fold_single_bit_test,
1517 omit_one_operand, omit_two_operands, invert_truthvalue,
1518 fold_truth_not_expr, build_fold_indirect_ref, fold_indirect_ref,
1519 combine_comparisons, fold_builtin_*, fold_call_expr,
1520 build_range_check, maybe_fold_offset_to_address, round_up,
1523 2009-07-16 Jason Merrill <jason@redhat.com>
1526 * c-common.c (c_common_reswords): Add __is_standard_layout
1528 * c-common.h (enum rid): Add RID_IS_STD_LAYOUT and RID_IS_TRIVIAL.
1529 * doc/implement-cxx.texi: New.
1530 * doc/gcc.texi: Include it.
1532 2009-07-16 DJ Delorie <dj@redhat.com>
1534 * config/m32c/m32c.c (m32c_compare_redundant): Avoid removing
1535 compares that may be indirectly affected by previous instructions.
1537 2009-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1539 * builtins.c (do_mpc_arg2): New.
1540 (fold_builtin_2): Fold builtin cpow.
1541 * real.h (HAVE_mpc_pow): New.
1543 2009-07-16 Bingfeng Mei <bmei@broadcom.com>
1545 * modulo-sched.c (sms_schedule): stage_count <= 1 as correct
1546 comparison to skip unprofitable schedule
1548 2009-07-16 Simon Baldwin <simonb@google.com>
1550 * gcc.c (option_map): New flag -no-canonical-prefixes.
1551 * (display_help): Print help text for new flag.
1552 * (process_command): Move options translation and language specifics
1553 and handle new flag early. Use it to set a function pointer to a
1554 prefix builder. Replace make_relative_prefix calls with calls to
1555 the function pointed to. Ignore new flag in regular options handling.
1556 * doc/invoke.texi (Overall Options): Documented -no-canonical-prefixes.
1558 2009-07-15 DJ Delorie <dj@redhat.com>
1560 * config/mep/mep.md (sibcall_internal): Change register to avoid
1562 (sibcall_value_internal): Likewise.
1564 2009-07-15 Eric Botcazou <ebotcazou@adacore.com>
1566 PR rtl-optimization/40710
1567 * resource.c (mark_target_live_regs): Reset DF problem to LR.
1569 2009-07-15 Adam Nemet <anemet@caviumnetworks.com>
1571 * config/mips/mips.md (*extenddi_truncate<mode>,
1572 *extendsi_truncate<mode>): Change type attribute to move_type
1573 with shift_shift. Split out code handling exts from here ...
1574 (*extend<GPR:mode>_truncate<SHORT:mode>_exts): ... to this new
1576 (*extendhi_truncateqi): Change type attribute to move_type with
1577 shift_shift. Split out code handling exts from here ...
1578 (*extendhi_truncateqi_exts): ... to this new pattern.
1580 2009-07-15 Uros Bizjak <ubizjak@gmail.com>
1582 * config/i386/sse.md (copysign<mode>3): Use "and-not" SSE instruction
1583 instead of "and" with inverted sign bit mask value. Use
1584 "nonimmediate_operand" for operand 1 and operand 2 predicate.
1585 Allocate registers only for operand 4 and operand 5.
1587 2009-07-15 Jakub Jelinek <jakub@redhat.com>
1590 * fold-const.c (fold_cond_expr_with_comparison): When folding
1591 < and <= to MIN, make sure the MIN uses the same type as the
1592 comparison's operands.
1594 2009-07-15 Richard Earnshaw <rearnsha@arm.com>
1596 * arm.md (ior_xor): New code iterator.
1597 (split for ior/xor with shift and zero-extend): New split pattern.
1598 * arm/predicates.md (subreg_lowpart_operator): New special predicate.
1600 2009-07-15 Richard Guenther <rguenther@suse.de>
1602 * tree-ssa-structalias.c (make_constraint_from_heapvar): Initialize
1605 2009-07-15 Richard Guenther <rguenther@suse.de>
1608 * alias.c (ao_ref_from_mem): Reject FUNCTION_DECL and LABEL_DECL bases.
1610 2009-07-15 Maxim Kuvyrkov <maxim@codesourcery.com>
1612 * config/m68k/linux-unwind.h (m68k_fallback_frame_state): Update to
1613 handle 2.6.30 kernel.
1615 2009-07-15 DJ Delorie <dj@redhat.com>
1617 * config/mep/mep.md (sibcall_internal): Change register to allow
1618 for 24-bit addresses.
1619 (sibcall_value_internal): Likewise.
1621 2009-07-14 Ghassan Shobaki <ghassan.shobaki@amd.com>
1623 * doc/invoke.texi: Added descriptions of the scheduling heuristics
1624 that are enabled/disabled by the flags introduced by a previous patch.
1626 2009-07-14 DJ Delorie <dj@redhat.com>
1628 * config/mep/mep.md (sibcall_internal): Include non-toggling
1630 (sibcall_value_internal): Likewise.
1632 2009-07-14 Taras Glek <tglek@mozilla.com>
1633 Rafael Espindola <espindola@google.com>
1635 * doc/sourcebuild.texi: Document install-plugin target.
1636 * configure.ac: Added install-plugin target to language makefiles.
1637 * configure: Regenerate.
1638 * Makefile.in: (install-plugin): Install more headers,
1639 depend on lang.install-plugin.
1641 2009-07-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
1643 * tree-vrp.c (vrp_evaluate_conditional): Mark strings for
1646 2009-07-14 DJ Delorie <dj@redhat.com>
1648 * config/mep/mep.c (mep_vliw_jmp_match): New function.
1649 * config/mep/mep-protos.h (mep_vliw_jmp_match): Prototype it.
1650 * config/mep/mep.md (sibcall_internal): Change test from
1651 mep_vliw_mode_match to mep_vliw_jmp_match.
1652 (sibcall_value_internal): Likewise.
1654 2009-07-14 Uros Bizjak <ubizjak@gmail.com>
1656 * config/i386/sse.md (copysign<mode>3): New expander.
1657 * config/i386/i386-protos.h (ix86_build_signbit_mask): New prototype.
1658 * config/i386/i386.c (ix86_build_signbit_mask): Make public.
1659 Use ix86_build_const_vector.
1660 (enum ix86_builtins): Add IX86_BUILTIN_CPYSGNPS and
1661 IX86_BUILTIN_CPYSGNPD.
1662 (builtin_description): Add __builtin_ia32_copysignps and
1663 __builtin_ia32_copysignpd.
1664 (ix86_builtin_vectorized_function): Handle BUILT_IN_COPYSIGN
1665 and BUILT_IN_COPYSIGNF.
1667 2009-07-13 Jason Merrill <jason@redhat.com>
1669 * builtins.c (can_trust_pointer_alignment): New fn.
1670 (get_pointer_alignment): Factor it out from here.
1671 * tree.h: Declare it.
1673 2009-07-14 David Edelsohn <edelsohn@gnu.org>
1675 * config/rs6000/predicates.md (offsettable_mem_operand): Test
1678 2009-07-14 Dodji Seketeli <dodji@redhat.com>
1682 * dwarf2.out.c (gen_type_die_with_usage): Added comment.
1684 2009-07-14 Richard Guenther <rguenther@suse.de>
1685 Andrey Belevantsev <abel@ispras.ru>
1688 * cfgexpand.c (partition_stack_vars): Do not bother to update
1689 alias information when not optimizing.
1691 2009-07-14 Richard Guenther <rguenther@suse.de>
1692 Andrey Belevantsev <abel@ispras.ru>
1694 * tree-ssa-alias.h (refs_may_alias_p_1): Declare.
1695 (pt_solution_set): Likewise.
1696 * tree-ssa-alias.c (refs_may_alias_p_1): Export.
1697 * tree-ssa-structalias.c (pt_solution_set): New function.
1698 * final.c (rest_of_clean_state): Free SSA data structures.
1699 * print-rtl.c (print_decl_name): Remove.
1700 (print_mem_expr): Implement in terms of print_generic_expr.
1701 * alias.c (ao_ref_from_mem): New function.
1702 (rtx_refs_may_alias_p): Likewise.
1703 (true_dependence): Query alias-export info.
1704 (canon_true_dependence): Likewise.
1705 (write_dependence_p): Likewise.
1706 * tree-dfa.c (get_ref_base_and_extent): For void types leave
1708 * emit-rtl.c (component_ref_for_mem_expr): Remove.
1709 (mem_expr_equal_p): Use operand_equal_p.
1710 (set_mem_attributes_minus_bitpos): Do not use
1711 component_ref_for_mem_expr.
1712 * cfgexpand.c (add_partitioned_vars_to_ptset): New function.
1713 (update_alias_info_with_stack_vars): Likewise.
1714 (partition_stack_vars): Call update_alias_info_with_stack_vars.
1715 * tree-ssa.c (delete_tree_ssa): Do not release SSA names
1716 explicitly nor clear stmt operands.
1717 Free the decl-to-pointer map.
1718 * tree-optimize.c (execute_free_datastructures): Do not free
1719 SSA data structures here.
1720 * tree-flow.h (struct gimple_df): Add decls_to_pointers member.
1721 * Makefile.in (emit-rtl.o): Add pointer-set.h dependency.
1722 (alias.o): Add tree-ssa-alias.h, pointer-set.h and $(TREE_FLOW_H)
1724 (print-rtl.o): Add $(DIAGNOSTIC_H) dependency.
1726 2009-07-13 DJ Delorie <dj@redhat.com>
1728 * config/mep/mep.h (CC1_SPEC): Tweak parameters to trigger
1729 unrolling at the right iteration count.
1731 * config/mep/mep.c (mep_expand_prologue): Fix frame pointer
1734 2009-07-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
1736 * haifa-sched.c (rank_for_schedule): Introduced flags to
1737 enable/disable individual scheduling heuristics.
1738 * common.opt: Introduced flags to enable/disable individual
1739 heuristics in the scheduler.
1740 * doc/invoke.texi: Introduced flags to enable/disable individual
1741 heuristics in the scheduler.
1743 2009-07-13 Kai Tietz <kai.tietz@onevision.com>
1745 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Remove file
1746 config/i386/mingw-tls.c.
1747 * config/i386/mingw-tls.c: Removed.
1749 2009-07-13 Ira Rosen <irar@il.ibm.com>
1751 * tree-vect-loop.c (get_initial_def_for_reduction): Ensure that the
1752 checks access only relevant statements.
1753 (vectorizable_reduction): Likewise.
1755 2009-07-12 Kai Tietz <kai.tietz@onevision.com>
1757 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Define _X86_
1758 just for 32-bit case.
1760 2009-07-12 Jan Hubicka <jh@suse.cz>
1762 PR tree-optimization/40585
1763 * except.c (expand_resx_expr): When there already is resume
1764 instruction, produce linked list.
1765 (build_post_landing_pads): Assert that resume is empty.
1766 (connect_post_landing_pads): Handle resume lists.
1767 (dump_eh_tree): Dump resume list.
1769 2009-07-12 Ira Rosen <irar@il.ibm.com>
1771 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
1772 with additional argument.
1773 * tree-vectorizer.h (enum vect_def_type): Add
1774 vect_double_reduction_def.
1775 (vect_is_simple_reduction): Add argument.
1776 * tree-vect-loop.c (vect_determine_vectorization_factor): Fix
1778 (vect_analyze_scalar_cycles_1): Detect double reduction. Call
1779 vect_is_simple_reduction with additional argument.
1780 (vect_analyze_loop_operations): Handle exit phi nodes in case of
1782 (reduction_code_for_scalar_code): Handle additional codes by
1783 returning ERROR_MARK for them. Fix comment and indentation.
1784 (vect_is_simple_reduction): Fix comment, add argument to specify
1785 double reduction. Detect double reduction.
1786 (get_initial_def_for_induction): Fix indentation.
1787 (get_initial_def_for_reduction): Fix comment and indentation.
1788 Handle double reduction. Create initial definitions that do not
1789 require adjustment if ADJUSTMENT_DEF is NULL. Handle additional cases.
1790 (vect_create_epilog_for_reduction): Fix comment, add argument to
1791 handle double reduction. Use PLUS_EXPR in case of MINUS_EXPR in
1792 epilogue result extraction. Create double reduction phi node and
1793 replace relevant uses.
1794 (vectorizable_reduction): Call vect_is_simple_reduction with
1795 additional argument. Fix indentation. Update epilogue code treatment
1796 according to the changes in reduction_code_for_scalar_code. Check
1797 for double reduction. Call vect_create_epilog_for_reduction with
1798 additional argument.
1799 * tree-vect-stmts.c (process_use): Handle double reduction, update
1801 (vect_mark_stmts_to_be_vectorized): Handle double reduction.
1802 (vect_get_vec_def_for_operand): Likewise.
1804 2009-07-12 Danny Smith <dansmister@gmail.com>
1806 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't
1807 dllexport if !TREE_PUBLIC.
1808 (i386_pe_maybe_record_exported_symbol): Assert TREE_PUBLIC.
1810 2009-07-11 Anatoly Sokolov <aesok@post.ru>
1812 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Redefine.
1813 (avr_extra_arch_macro) Remove declatation.
1814 * config/avr/avr.c (avr_cpu_cpp_builtins): New function.
1815 (avr_extra_arch_macro) Declare as static.
1816 * config/avr/avr-protos.h (avr_cpu_cpp_builtins): Dclare.
1818 2009-07-11 Jan Hubicka <jh@suse.cz>
1821 * except.c (can_be_reached_by_runtime): Test for NULL aka bitmap.
1823 2009-07-11 Jakub Jelinek <jakub@redhat.com>
1826 * dwarf2out.c (dw_fde_struct): Add in_std_section and
1827 cold_in_std_section bits.
1828 (dwarf2out_begin_prologue): Initialize them.
1829 (dwarf2out_finish): Don't emit FDE range into .debug_ranges
1830 if already covered by text_section or cold_text_section range.
1832 PR rtl-optimization/40667
1833 * defaults.h (MINIMUM_ALIGNMENT): Define if not defined.
1834 * doc/tm.texi (MINIMUM_ALIGNMENT): Document it.
1835 * config/i386/i386.h (MINIMUM_ALIGNMENT): Define.
1836 * config/i386/i386.c (ix86_minimum_alignment): New function.
1837 * config/i386/i386-protos.h (ix86_minimum_alignment): New prototype.
1838 * cfgexpand.c (expand_one_var): Use MINIMIM_ALIGNMENT.
1839 * emit-rtl.c (gen_reg_rtx): Likewise.
1840 * function.c (assign_parms): Likewise. If nominal_type needs
1841 bigger alignment than FUNCTION_ARG_BOUNDARY, use its alignment
1842 rather than passed_type's alignment.
1845 * function.c (assign_parm_setup_stack): Adjust
1846 MEM_OFFSET (data->stack_parm) if promoted_mode is different
1847 from nominal_mode on big endian.
1849 2009-07-11 Paolo Bonzini <bonzini@gnu.org>
1851 * expmed.c (emit_store_flag_1): Fix choice of zero vs. sign extension.
1853 2009-07-10 DJ Delorie <dj@redhat.com>
1855 * config/mep/mep.c (mep_can_inline_p): Correct logic, and simplify.
1857 2009-07-10 Mark Mitchell <mark@codesourcery.com>
1859 * config/arm/thumb2.md (thumb2_cbz): Correct computation of length
1861 (thumb2_cbnz): Likewise.
1863 2009-07-10 David Daney <ddaney@caviumnetworks.com>
1866 * config.gcc (supported_defaults): Add synci.
1867 (with_synci): Add validation.
1868 (all_defaults): Add synci.
1869 * config/mips/mips.md (clear_cache): Use TARGET_SYNCI instead of
1872 * config/mips/mips.opt (msynci): New option.
1873 * config/mips/mips.c (mips_override_options): Warn on use of
1874 -msynci for targets that do now support it.
1875 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
1877 * gcc/doc/invoke.texi (-msynci): Document the new option.
1878 * doc/install.texi (--with-synci): Document the new option.
1880 2009-07-10 Richard Guenther <rguenther@suse.de>
1882 PR tree-optimization/40496
1883 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Create
1884 the PHI result with a compatible type.
1886 2009-07-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
1890 * c.opt (Wunused-result): New.
1891 * doc/invoke.texi: Document it.
1892 * c-common.c (c_warn_unused_result): Use it.
1894 2009-07-09 DJ Delorie <dj@redhat.com>
1896 * targhooks.c (default_target_can_inline_p): Rename from
1897 default_target_option_can_inline_p.
1898 * targhooks.h (default_target_can_inline_p): Likewise.
1899 * target-def.h (TARGET_CAN_INLINE_P): Rename from
1900 TARGET_OPTION_CAN_INLINE_P.
1901 * config/i386/i386.c (TARGET_CAN_INLINE_P): Likewise.
1902 * config/mep/mep.c (TARGET_CAN_INLINE_P): Likewise.
1903 (mep_target_can_inline_p): Rename from
1904 mep_target_option_can_inline_p.
1907 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Add coprocessor
1908 registers used to pass vectors.
1910 * config/mep/mep.c (mep_option_can_inline_p): Remove error call.
1912 2009-07-09 Tom Tromey <tromey@redhat.com>
1914 * unwind-dw2-fde-darwin.c: Include dwarf2.h.
1915 * config/mmix/mmix.c: Include dwarf2.h.
1916 * config/rs6000/darwin-fallback.c: Include dwarf2.h.
1917 * config/xtensa/unwind-dw2-xtensa.c: Include dwarf2.h.
1918 * config/sh/sh.c: Include dwarf2.h.
1919 * config/i386/i386.c: Include dwarf2.h.
1920 * Makefile.in (DWARF2_H): Remove 'elf'.
1921 * except.c: Include dwarf2.h.
1922 * unwind-dw2.c: Include dwarf2.h.
1923 * dwarf2out.c: Include dwarf2.h.
1924 * unwind-dw2-fde-glibc.c: Include dwarf2.h.
1925 * unwind-dw2-fde.c: Include dwarf2.h.
1926 * dwarf2asm.c: Include dwarf2.h.
1928 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
1930 * haifa-sched.c (insn_finishes_cycle_p): New static function.
1931 (max_issue): Use it.
1932 * sched-int.h (struct sched_info: insn_finishes_block_p): New
1934 * sched-rgn.c (rgn_insn_finishes_block_p): Implement it.
1935 (region_sched_info): Update.
1936 * sched-ebb.c (ebb_sched_info): Update.
1937 * modulo-sched.c (sms_sched_info): Update.
1938 * sel-sched-ir.c (sched_sel_haifa_sched_info): Update.
1940 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
1942 * varasm.c (build_constant_desc): Don't share RTL in pool entries.
1944 2009-07-09 Basile Starynkevitch <basile@starynkevitch.net>
1946 * plugin.c (try_init_one_plugin): passes RTLD_GLOBAL to dlopen.
1948 2009-07-09 Jakub Jelinek <jakub@redhat.com>
1951 * fold-const.c (fold_cond_expr_with_comparison): Don't replace
1952 arg1 with arg01 if arg1 is already INTEGER_CST.
1954 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
1956 * simplify-rtx.c (simplify_binary_operation_1) <AND>:
1957 Transform (and (truncate)) into (truncate (and)).
1959 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
1961 * combine.c (make_extraction): Check TRULY_NOOP_TRUNCATION before
1962 creating LHS paradoxical subregs. Fix surrounding returns to
1963 use NULL_RTX rather than 0.
1965 2009-07-08 DJ Delorie <dj@redhat.com>
1967 * config/mep/mep.c: (mep_option_can_inline_p): New.
1968 (TARGET_OPTION_CAN_INLINE_P): Define.
1970 2009-07-08 Mark Wielaard <mjw@redhat.com>
1973 * dwarf2out.c (add_data_member_location_attribute): When we have
1974 only a constant offset don't emit a new location description using
1975 DW_OP_plus_uconst, but just add the constant with add_AT_int, when
1978 2009-07-08 Richard Henderson <rth@redhat.com>
1981 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move to i386.c.
1982 (enum reg_class): Add CLOBBERED_REGS.
1983 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Likewise.
1984 * config/i386/i386.c (ix86_conditional_register_usage): Moved
1985 from CONDITIONAL_REGISTER_USAGE; build CLOBBERED_REGS for 64-bit.
1986 (ix86_function_ok_for_sibcall): Tidy. Disallow MS->SYSV sibcalls.
1987 (ix86_expand_call): Use sibcall_insn_operand when needed. Don't
1988 force 64-bit sibcalls into R11.
1989 * config/i386/constraints.md (U): New constraint.
1990 * config/i386/i386.md (sibcall_1, sibcall_value_1): Use it.
1991 (sibcall_1_rex64, sibcall_value_1_rex64): Likewise.
1992 (sibcall_1_rex64_v, sibcall_value_1_rex64_v): Remove.
1994 2009-07-08 Shujing Zhao <pearly.zhao@oracle.com>
1996 * basic-block.h (dump_regset, debug_regset): Remove duplicate
1998 * c-objc-common.h (c_initialize_diagnostics): Ditto.
1999 * ebitmap.h (dump_ebitmap): Ditto.
2000 * optabs.h (optab_libfunc): Ditto.
2001 * tree.h (tree_expr_nonzero_warnv_p): Ditto.
2002 * tree-flow.h (vect_can_force_dr_alignment_p,
2003 get_vectype_for_scalar_type): Ditto.
2004 (vectorize_loops): Move prototype to ...
2005 * tree-vectorizer.h: ... here. Also, adjust comment.
2006 (vect_set_verbosity_level): Remove duplicate prototype.
2007 * tree-ssa-loop.c: Include tree-vectorizer.h.
2008 * Makefile.in (tree-ssa-loop.o): Depend on tree-vectorizer.h.
2010 2009-07-08 Nick Clifton <nickc@redhat.com>
2012 * config/i386/unix.h (ASM_COMMENT_START): Add a space after the
2015 2009-07-08 DJ Delorie <dj@redhat.com>
2017 * config/mep/mep-ivc2.cpu (cpmovtocsar0_C3, cpmovtocsar1_C3,
2018 cpmovtocc_C3, cpmovtocsar0_P0S_P1, cpmovtocsar1_P0S_P1,
2019 cpmovtocc_P0S_P1): Mark volatile. Note which registers are
2021 * config/mep/intrinsics.md: Regenerated.
2022 * config/mep/mep.c (mep_interrupt_saved_reg): Save IVC2 control
2023 registers when asm() or calls are detected.
2025 2009-07-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
2028 * gimplify.c (gimplify_expr): Propagate no_warning flag when
2030 * gimple (gimple_build_call_from_tree): Likewise.
2031 * tree-cfg.c (remove_useless_stmts_warn_notreached): Check
2032 no_warning flag before warning.
2034 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
2036 * tree.c (set_expr_locus): Remove.
2037 * tree.h (EXPR_LOCUS,SET_EXPR_LOCUS,set_expr_locus): Remove.
2038 * c-typeck.c (c_finish_stmt_expr): Replace EXPR_LOCUS by
2040 * gimplify.c (internal_get_tmp_var): Likewise.
2041 (gimplify_call_expr): Likewise.
2042 (gimplify_one_sizepos): Likewise.
2044 2009-07-07 Eric Botcazou <ebotcazou@adacore.com>
2047 * dbxout.c (dbxout_symbol) <PARM_DECL>: Deal with parameters pointing
2048 to variables for debugging purposes.
2050 2009-06-23 Mark Loeser <mark@halcy0n.com>
2053 * Makefile.in (gcc.pod): Depend on gcc-vers.texi.
2055 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
2057 * pretty-print.c (pp_base_format): Remove %J.
2058 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
2059 gcc_cxxdiag_char_table): Likewise.
2060 (init_dynamic_diag_info): Likewise.
2062 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
2064 * pretty-print.c (pp_base_format): Remove %H.
2065 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
2066 gcc_cxxdiag_char_table): Likewise.
2067 (init_dynamic_diag_info): Likewise.
2068 * config/mep/mep.c (mep_select_section): Likewise.
2070 2009-07-07 Duncan Sands <baldrick@free.fr>
2072 * final.c (pass_clean_state): Give the pass a name.
2073 * passes.c (pass_rest_of_compilation): Likewise.
2074 * tree-optimize.c (pass_all_optimizations): Likewise.
2076 2009-07-07 H.J. Lu <hongjiu.lu@intel.com>
2078 * config/ia64/ia64.c (ia64_handle_model_attribute): Remove
2079 an extra 'decl' for error_at.
2081 2009-07-07 Jakub Jelinek <jakub@redhat.com>
2084 * tree-tailcall.c (adjust_return_value_with_ops,
2085 create_tailcall_accumulator): Set DECL_GIMPLE_REG_P on the temporary
2086 if it has complex or vector type.
2088 2009-07-07 Olivier Hainque <hainque@adacore.com>
2090 * config/alpha/t-osf4 (SHLIB_LINK): Do not hide the dummy weak
2093 2009-07-07 Basile Starynkevitch <basile@starynkevitch.net>
2095 * Makefile.in: added more lists of includes to PLUGIN_HEADERS.
2097 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
2099 * cgraphunit.c: Replace %J by an explicit location. Update all calls.
2100 * c-decl.c: Likewise.
2101 * function.c: Likewise.
2102 * varasm.c: Likewise.
2103 * tree-ssa.c: Likewise.
2104 * c-common.c: Likewise.
2105 * tree-cfg.c: Likewise.
2106 * config/spu/spu.c: Likewise.
2107 * config/ia64/ia64.c: Likewise.
2108 * config/v850/v850.c: Likewise.
2110 2009-07-06 DJ Delorie <dj@redhat.com>
2112 * config/mep/mep-core.cpu (fsft, ssarb): Mark as VOLATILE.
2113 * config/mep/mep-ivc2.cpu (many): Add VOLATILE to more insns that make
2114 unspecified accesses to control registers.
2115 * config/mep/intrinsics.md: Regenerate.
2116 * config/mep/intrinsics.h: Regenerate.
2117 * config/mep/mep-intrin.h: Regenerate.
2119 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
2121 * c-lex.c: Replace %H by an explicit location. Update all calls.
2122 * c-common.c: Likewise.
2123 * c-decl.c: Likewise.
2124 * c-typeck.c: Likewise.
2125 * fold-const.c: Likewise.
2126 * gimplify.c: Likewise.
2128 * tree-cfg.c: Likewise.
2129 * tree-ssa-loop-niter.c: Likewise.
2130 * tree-vrp.c: Likewise.
2131 * value-prof.c: Likewise.
2133 2009-07-06 Diego Novillo <dnovillo@google.com>
2135 * tree-dfa.c (dump_variable): Write DECL_INITIAL for VAR
2136 if it has one. Handle cases where VAR does not have an
2137 annotation or cfun is NULL.
2139 2009-07-06 Diego Novillo <dnovillo@google.com>
2141 * tree.c: Include debug.h.
2142 (initialize_tree_contains_struct): New.
2143 (init_ttree): Call it.
2144 (tree_node_structure_for_code): Factor out of ...
2145 (tree_node_structure): ... here.
2146 * treestruct.def (TS_PHI_NODE): Remove.
2147 (TS_GIMPLE_STATEMENT): Remove.
2149 2009-07-06 Diego Novillo <dnovillo@google.com>
2151 * tree-pretty-print.c (dump_generic_node): Protect against NULL op0.
2152 (debug_tree_chain): Handle cycles.
2154 2009-07-06 Nick Clifton <nickc@redhat.com>
2155 DJ Delorie <dj@redhat.com>
2157 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
2158 __FMOVD_ENABLED__ is defined.
2160 (TARGET_FMOVD): Provide a default definition.
2161 (MASK_FMOVD): Likewise.
2162 (TARGET_CPU_CPP_BUILTINS): Define
2163 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
2164 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
2165 two fmov instructions depending upon whether TARGET_FMOVD is enabled.
2166 (split for DF load from memory into register): Also handle
2167 MEMs which consist of REG+DISP addressing.
2168 (split for DF store from register to memory): Likewise.
2169 (movsf_ie): Always use single fp_mode.
2170 * config/sh/sh.c (sh_override_options): Do not automatically
2171 enable TARGET_MOVD for the SH2A when supporting doubles - leave
2172 that to the -mfmovd command line switch.
2173 (broken_move): Do not restrict fldi test to only the SH4 and SH4A.
2174 (fldi_ok): Always allow.
2175 * config/sh/sh.opt (mfmovd): Remove this switch.
2176 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
2178 2009-07-06 J"orn Rennecke <joern.rennecke@arc.com>
2179 Kaz Kojima <kkojima@gcc.gnu.org>
2181 PR rtl-optimization/30807
2182 * postreload.c (reload_combine): For every new use of REG_SUM,
2183 record the use of BASE.
2185 2009-07-06 Jan Hubicka <jh@suse.cz>
2187 * params.def: Revert my accidental commit at 2009-06-30.
2189 2009-07-04 Ian Lance Taylor <iant@google.com>
2192 * config/i386/msformat-c.c (mingw_format_attributes): Declare as
2194 (mingw_format_attribute_overrides): Likewise.
2196 2009-07-04 Jakub Jelinek <jakub@redhat.com>
2199 * dwarf2out.c (based_loc_descr): For crtl->stack_realign_tried
2200 don't check cfa.reg. Instead of cfa.indirect use
2201 fde && fde->drap_reg != INVALID_REGNUM test.
2203 2009-07-04 Eric Botcazou <ebotcazou@adacore.com>
2205 * postreload.c (reload_combine): Replace CONST_REG with INDEX_REG.
2207 2009-07-03 Vladimir Makarov <vmakarov@redhat.com>
2210 * ira.c (build_insn_chain): Use DF_LR_OUT instead of df_get_live_out.
2212 2009-07-03 Richard Guenther <rguenther@suse.de>
2214 PR tree-optimization/40640
2215 * tree-switch-conversion.c (build_arrays): Perform arithmetic
2218 2009-07-03 Jan Hubicka <jh@suse.cz>
2220 * ipa-inline.c (cgraph_decide_inlining_incrementally): When optimizing
2221 for size, reduce amount of inlining.
2223 2009-07-03 Richard Guenther <rguenther@suse.de>
2226 * tree-chrec.c (chrec_convert_1): Fold (T2)(t +- x) to (T2)t +- (T2)x
2227 if t +- x is known to not overflow and the conversion widens the
2229 * Makefile.in (tree-chrec.o): Add $(FLAGS_H) dependency.
2231 2009-07-03 Jan Hubicka <jh@suse.cz>
2233 * ipa-pure-const.c (analyze): Update loop optimizer init.
2234 * tree-ssa-loop-iv-canon.c (empty_loop_p, remove_empty_loop,
2235 try_remove_empty_loop, remove_empty_loops): Remove.
2236 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): Remove.
2237 * tree-ssa-dce.c (find_obviously_necessary_stmts): Use finiteness info
2238 to mark regular loops as neccesary.
2239 (degenerate_phi_p): New function.
2240 (propagate_necessity, remove_dead_phis): Use it.
2241 (forward_edge_to_pdom): Likewise.
2242 (eliminate_unnecessary_stmts): Take care to remove uses of results of
2243 virtual PHI nodes that became unreachable.
2244 (perform_tree_ssa_dce): Initialize/deinitialize loop optimizer.
2245 * tree-flow.h (remove_empty_loops): Remove.
2246 * passes.c (init_optimization_passes): Remove.
2248 2009-07-03 Uros Bizjak <ubizjak@gmail.com>
2250 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1): Use
2251 can_create_pseudo_p.
2252 (*fix_trunc<mode>_i387_1): Ditto.
2253 (*floathi<mode>2_1): Ditto.
2254 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): Ditto.
2255 (*fistdi2_1): Ditto.
2256 (*fist<mode>2_1): Ditto.
2257 (frndintxf2_floor): Ditto.
2258 (*fist<mode>2_floor_1): Ditto.
2259 (frndintxf2_ceil): Ditto.
2260 (*fist<mode>2_ceil_1): Ditto.
2261 (frndintxf2_trunc): Ditto.
2262 (frndintxf2_mask_pm): Ditto.
2263 (fxam<mode>2_i387_with_temp): Ditto.
2264 * config/i386/sse.md (mulv16qi3): Ditto.
2265 (*sse2_mulv4si3): Ditto.
2267 (sse4_2_pcmpestr): Ditto.
2268 (sse4_2_pcmpistr): Ditto.
2270 2009-07-03 Jan Hubicka <jh@suse.cz>
2272 * tree-ssa-dce.c (bb_contains_live_stmts): New bitmap.
2273 (mark_stmt_necessary): Set it.
2274 (mark_operand_necessary): Set it.
2275 (mark_control_dependent_edges_necessary): Set it.
2276 (mark_virtual_phi_result_for_renaming): New function.
2277 (get_live_post_dom): New function.
2278 (forward_edge_to_pdom): New function.
2279 (remove_dead_stmt): Fix handling of control dependences.
2280 (tree_dce_init): Init new bitmap.
2281 (tree_dce_done): Free it.
2283 2009-07-02 Richard Guenther <rguenther@suse.de>
2286 * tree-ssa-structalias.c (new_var_info): Initialize
2289 2009-07-02 Jan Hubicka <jh@suse.cz>
2291 * ipa-pure-const.c (check_op): Use PTA info to see if indirect_ref is
2294 2009-07-02 Paolo Bonzini <bonzini@gnu.org>
2296 * expmed.c (emit_cstore, emit_store_flag_1): Accept target_mode
2297 instead of recomputing it. Adjust calls.
2298 (emit_store_flag): Adjust recursive calls.
2300 2009-07-02 Richard Guenther <rguenther@suse.de>
2302 * tree-ssa-live.c (remove_unused_locals): Do not remove
2304 * tree-ssa-structalias.c (handle_lhs_call): Delay setting
2305 of DECL_EXTERNAL for HEAP variables.
2306 (compute_points_to_sets): Set DECL_EXTERNAL for escaped
2307 HEAP variables. Do not adjust RESTRICT vars.
2308 (find_what_var_points_to): Nobody cares if something
2311 2009-07-02 Ben Elliston <bje@au.ibm.com>
2313 * unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Move
2314 pc_low and pc_high declarations to the top of the function.
2316 2009-07-01 DJ Delorie <dj@redhat.com>
2318 * config/mep/mep.c (mep_handle_option): Leave IVC2 control
2320 (mep_interrupt_saved_reg): Save appropriate IVC2 control registers.
2321 * config/mep/mep-ivc2.cpu: Add VOLATILE to insns that make
2322 unspecified accesses to control registers.
2323 * config/mep/intrinsics.md: Regenerate.
2324 * config/mep/intrinsics.h: Regenerate.
2325 * config/mep/mep-intrin.h: Regenerate.
2327 2009-07-01 Anthony Green <green@moxielogic.com>
2329 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
2330 instruction when possible.
2331 (moxie_expand_prologue): Ditto. Also, save an instruction and
2332 some complexity by popping off of $r12 instead of $sp.
2333 * config/moxie/moxie.md (movsi_pop): Don't assume $sp. Take two
2336 2009-07-01 Richard Henderson <rth@redhat.com>
2339 * function.c (reposition_prologue_and_epilogue_notes): If epilogue
2340 contained no insns, reposition note before last insn.
2342 2009-07-01 Richard Henderson <rth@redhat.com>
2345 * dwarf2out.c (def_cfa_1): Revert 2009-06-11 change for
2346 DW_CFA_def_cfa_offset and DW_CFA_def_cfa.
2348 2009-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
2351 * config/rs6000/rs6000.c (print_operand): Undo change that breaks
2352 darwin9 for printing reg addresses with %y.
2354 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
2356 * combine.c (force_to_mode): Handle TRUNCATE. Factor out
2357 truncation from operands in binary operations.
2359 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
2362 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
2363 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
2364 subreg of op0 to the original op0.
2366 * expmed.c (store_bit_field_1): Use a temporary as the destination
2367 instead of a paradoxical subreg when we need to truncate the result.
2369 2009-07-01 DJ Delorie <dj@redhat.com>
2371 * config/mep/mep-ivc2.cpu (cmov, cmovc, cmovh): Add intrinsic
2372 names to VLIW variants.
2373 (ivc2rm, ivc2crn): Make data type consistent with non-VLIW variants.
2374 * config/mep/intrinsics.md: Regenerate.
2375 * config/mep/intrinsics.h: Regenerate.
2376 * config/mep/mep-intrin.h: Regenerate.
2378 2009-07-01 Jakub Jelinek <jakub@redhat.com>
2381 * jump.c (returnjump_p): Revert last patch.
2382 * dwarf2out.c (dwarf2out_begin_epilogue): Handle SEQUENCEs.
2384 2009-07-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2387 * pa.md (casesi32p): Use jump table label to determine the offset
2389 (casesi64p): Likewise.
2391 * pa.c (forward_branch_p): Return bool type. Use instruction
2392 addresses when available. Assert that INSN has a jump label.
2393 (pa_adjust_insn_length): Don't call forward_branch_p if INSN doesn't
2396 2009-07-01 Richard Guenther <rguenther@suse.de>
2398 PR tree-optimization/19831
2399 * tree-ssa-dce.c (propagate_necessity): Calls to functions
2400 that only act as barriers do not make any previous stores necessary.
2401 * tree-ssa-structalias.c (handle_lhs_call): Delay making
2402 HEAP variables global, do not add a constraint from nonlocal.
2403 (find_func_aliases): Handle escapes through return statements.
2404 (compute_points_to_sets): Make escaped HEAP variables global.
2406 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
2409 * expmed.c (emit_store_flag): Perform a conversion if necessary,
2410 after reducing a DImode cstore to SImode.
2412 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
2414 * expr.c (expand_expr_real_1): Reinstate fallthrough to
2415 TRUTH_ANDIF_EXPR if do_store_flag returns NULL.
2417 2009-07-01 Maciej W. Rozycki <macro@linux-mips.org>
2419 * config/vax/vax.h (TARGET_BSD_DIVMOD): New macro. Set to 1.
2420 * config/vax/linux.h (TARGET_BSD_DIVMOD): New macro. Redefine the
2422 * config/vax/vax.c (vax_init_libfuncs): Only redefine udiv_optab
2423 and umod_optab if TARGET_BSD_DIVMOD.
2424 * config/vax/lib1funcs.asm: New file.
2425 * config/vax/t-linux: New file.
2426 * config.gcc (vax-*-linux*): Set tmake_file to vax/t-linux.
2428 2009-06-30 Jakub Jelinek <jakub@redhat.com>
2431 * convert.c (convert_to_integer) <case COND_EXPR>: Don't convert
2432 to type arguments that have void type.
2435 * dwarf2out.c (gen_formal_parameter_die): Call
2436 equate_decl_number_to_die if node is different from origin.
2438 2009-06-30 Anthony Green <green@moxielogic.com>
2440 Clean up moxie port for --enable-build-with-cxx.
2441 * config/moxie/moxie.c (moxie_function_value): First two
2442 parameters are const_tree, not tree.
2443 * config/moxie/moxie.h (enum reg_class): Rename CC_REG to CC_REGS.
2444 (REG_CLASS_NAMES): Ditto.
2445 (REGNO_REG_CLASS): Ditto.
2446 * config/moxie/moxie-protos.h (moxie_override_options): Declare.
2447 (moxie_function_value): Fix constyness of arguments.
2449 2009-06-30 Eric Botcazou <ebotcazou@adacore.com>
2451 * cgraphunit.c (cgraph_finalize_compilation_unit): Call
2452 finalize_size_functions before further processing.
2453 * stor-layout.c: Include cgraph.h, tree-inline.h and tree-dump.h.
2454 (variable_size): Call self_referential_size on size expressions
2455 that contain a PLACEHOLDER_EXPR.
2456 (size_functions): New static variable.
2457 (copy_self_referential_tree_r): New static function.
2458 (self_referential_size): Likewise.
2459 (finalize_size_functions): New global function.
2460 * tree.c: Include tree-inline.h.
2461 (push_without_duplicates): New static function.
2462 (find_placeholder_in_expr): New global function.
2463 (substitute_in_expr) <tcc_declaration>: Return the replacement object
2465 <tcc_expression>: Likewise.
2466 <tcc_vl_exp>: If the replacement object is a constant, try to inline
2467 the call in the expression.
2468 * tree.h (finalize_size_functions): Declare.
2469 (find_placeholder_in_expr): Likewise.
2470 (FIND_PLACEHOLDER_IN_EXPR): New macro.
2471 (substitute_placeholder_in_expr): Update comment.
2472 * tree-inline.c (remap_decl): Do not unshare trees if do_not_unshare
2474 (copy_tree_body_r): Likewise.
2475 (copy_tree_body): New static function.
2476 (maybe_inline_call_in_expr): New global function.
2477 * tree-inline.h (struct copy_body_data): Add do_not_unshare field.
2478 (maybe_inline_call_in_expr): Declare.
2479 * Makefile.in (tree.o): Depend on TREE_INLINE_H.
2480 (stor-layout.o): Depend on CGRAPH_H, TREE_INLINE_H, TREE_DUMP_H and
2483 2009-06-30 Richard Guenther <rguenther@suse.de>
2485 * tree-ssa-dce.c (mark_all_reaching_defs_necessary_1): Always
2487 (propagate_necessity): Do not mark reaching defs of stores
2490 2009-06-30 Jan Hubicka <jh@suse.cz>
2492 * cfgloopanal.c (check_irred): Move into ...
2493 (mark_irreducible_loops): ... here; return true if ireducible
2495 * ipa-pure-const.c: Include cfgloop.h and tree-scalar-evolution.h
2496 (analyze_function): Try to prove loop finiteness.
2497 * cfgloop.h (mark_irreducible_loops): Update prototype.
2498 * Makefile.in (ipa-pure-const.o): Add dependency on SCEV and CFGLOOP.
2500 2009-06-30 Basile Starynkevitch <basile@starynkevitch.net>
2502 * Makefile.in (PLUGIN_HEADERS): added ggc, tree-dump, pretty-print.
2504 2009-06-30 Ira Rosen <irar@il.ibm.com>
2506 PR tree-optimization/40542
2507 * tree-vect-stmts.c (vect_analyze_stmt): Don't vectorize volatile
2510 2009-06-30 Martin Jambor <mjambor@suse.cz>
2512 PR tree-optimization/40582
2513 * tree-sra.c (build_ref_for_offset_1): Use types_compatible_p rather
2514 than useless_type_conversion_p.
2515 (generate_subtree_copies): Increment sra_stats.subtree_copies at a
2518 2009-06-30 Martin Jambor <mjambor@suse.cz>
2521 * tree-sra.c (sra_modify_expr): Add access->offset to start_offset.
2523 2009-06-30 Richard Guenther <rguenther@suse.de>
2525 * tree-ssa-alias.c (walk_aliased_vdefs_1): Change interface to
2526 use ao_ref references.
2527 (walk_aliased_vdefs): Likewise.
2528 * tree-ssa-alias.h (walk_aliased_vdefs): Adjust prototype.
2529 * tree-ssa-dce.c (struct ref_data): Remove.
2530 (mark_aliased_reaching_defs_necessary_1): Use the ao_ref argument.
2531 (mark_aliased_reaching_defs_necessary): Adjust.
2532 (mark_all_reaching_defs_necessary_1): Likewise.
2534 2009-06-30 Paolo Bonzini <bonzini@gnu.org>
2537 * expmed.c (emit_cstore): New name of emit_store_flag_1.
2538 (emit_store_flag_1): Extract from emit_store_flag, adjust
2539 calls to (what now is) emit_cstore.
2540 (emit_store_flag): Call emit_store_flag_1 and also use it
2541 for what used to be recursive calls.
2543 2009-06-30 Wei Guozhi <carrot@google.com>
2546 * tree-ssa-sink.c (statement_sink_location): Stop sinking expression
2547 if the target bb post dominates from bb.
2548 * config/i386/i386.c (memory_address_length): Check existence of base
2549 register before using it.
2551 2009-06-30 Nick Clifton <nickc@redhat.com>
2552 DJ Delorie <dj@redhat.com>
2554 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
2555 __FMOVD_ENABLED__ is defined.
2557 (TARGET_FMOVD): Provide a default definition.
2558 (MASK_FMOVD): Likewise.
2559 (TARGET_CPU_CPP_BUILTINS): Define
2560 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
2561 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
2562 two fmov instructions depending upon whether TARGET_FMOVD is
2564 (split for DF load from memory into register): Also handle
2565 MEMs which consist of REG+DISP addressing.
2566 (split for DF store from register to memory): Likewise.
2567 * config/sh/sh.opt (mfmovd): Remove this switch.
2568 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
2569 * config/sh/sh.c (sh_override_options): Do not automatically
2570 enable TARGET_MOVD for the SH2A when supporting doubles - leave
2571 that to the -mfmovd command line switch.
2573 * config/sh/sh.c (broken_move): Do not restrict fldi test to only
2575 (fldi_ok): Always allow.
2576 * config/sh/sh.md (movsf_ie): Always use single fp_mode.
2578 2009-06-29 DJ Delorie <dj@redhat.com>
2580 * doc/install.texi (mep-x-elf): Correct chip's full name.
2582 2009-06-29 H.J. Lu <hongjiu.lu@intel.com>
2584 * doc/extend.texi: Fix typo.
2586 2009-06-29 Tom Tromey <tromey@redhat.com>
2589 * Makefile.in (DWARF2_H): New variable.
2591 (dwarf2out.o): Likewise.
2592 (dwarf2asm.o): Likewise.
2593 * config/i386/t-i386: Use DWARF2_H.
2594 * except.c: Include elf/dwarf2.h.
2595 * unwind-dw2.c: Include elf/dwarf2.h.
2596 * dwarf2out.c: Include elf/dwarf2.h.
2597 (dw_loc_descr_struct) <dw_loc_opc>: Now a bitfield.
2598 <dtprel>: New field.
2599 (dwarf_stack_op_name): Don't handle INTERNAL_DW_OP_tls_addr.
2600 (size_of_loc_descr): Likewise.
2601 (output_loc_operands_raw): Likewise.
2602 (output_loc_operands): Handle new dtprel field.
2603 (loc_checksum): Update.
2604 (loc_descriptor_from_tree_1) <VAR_DDECL>: Set dtprel field.
2605 * unwind-dw2-fde-glibc.c: Include elf/dwarf2.h.
2606 * unwind-dw2-fde.c: Include elf/dwarf2.h.
2607 * dwarf2asm.c: Include elf/dwarf2.h.
2608 * unwind-dw2-fde-darwin.c: Include elf/dwarf2.h.
2609 * config/mmix/mmix.c: Include elf/dwarf2.h.
2610 * config/rs6000/darwin-fallback.c: Include elf/dwarf2.h.
2611 * config/xtensa/unwind-dw2-xtensa.c: Include elf/dwarf2.h.
2612 * config/sh/sh.c: Include elf/dwarf2.h.
2613 * config/i386/i386.c: Include elf/dwarf2.h.
2615 2009-06-29 DJ Delorie <dj@redhat.com>
2617 * config/mep/mep.h (CPP_SPEC): Remove __cop macro.
2619 * doc/extend.texi: Add MeP attributes and pragmas.
2620 * doc/invoke.text: Add MeP Options.
2621 * doc/contrib.texi: Add MeP contribution.
2622 * doc/md.texi: Add MeP constraints.
2623 * doc/install.texi: Add MeP target.
2625 2009-06-30 Anatoly Sokolov <aesok@post.ru>
2627 * target.h (struct gcc_target): Add frame_pointer_required field.
2628 * target-def.h (TARGET_FRAME_POINTER_REQUIRED): New.
2629 (TARGET_INITIALIZER): Use TARGET_FRAME_POINTER_REQUIRED.
2630 * ira.c (setup_eliminable_regset): Use frame_pointer_required target
2632 * reload1.c (update_eliminables): (Ditto.).
2633 * gcc/system.h (FRAME_POINTER_REQUIRED): Poison.
2634 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
2635 (INITIAL_FRAME_POINTER_OFFSET): (Ditto.).
2637 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Remove macro.
2639 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Remove macro.
2640 * config/arm/arm.c (TARGET_FRAME_POINTER_REQUIRED): Define.
2641 (arm_frame_pointer_required): New function.
2643 * config/avr/avr.h (FRAME_POINTER_REQUIRED): Remove macro.
2644 * config/avr/avr.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
2645 (avr_frame_pointer_required_p): Declare as static.
2646 * config/avr/avr-protos.h (avr_frame_pointer_required_p): Remove.
2648 * config/bfin/bfin.h (FRAME_POINTER_REQUIRED): Remove macro.
2649 * config/bfin/bfin.c (TARGET_FRAME_POINTER_REQUIRED): Define.
2650 (bfin_frame_pointer_required): Make as static, change return type
2652 * config/bfin/bfin-protos.h (bfin_frame_pointer_required): Remove.
2654 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Remove macro.
2655 * config/cris/cris.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
2656 (cris_frame_pointer_required): New function.
2658 * config/crx/crx.h (FRAME_POINTER_REQUIRED): Remove macro.
2660 * config/fr30/fr30.h (FRAME_POINTER_REQUIRED): Remove macro.
2661 * config/fr30/fr30.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
2662 (fr30_frame_pointer_required): New function.
2664 * config/frv/frv.h (FRAME_POINTER_REQUIRED): Remove macro.
2665 * config/frv/frv.c (TARGET_FRAME_POINTER_REQUIRED): Define.
2666 (frv_frame_pointer_required): Make as static, change return type
2668 * config/bfin/bfin-protos.h (frv_frame_pointer_required): Remove.
2670 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Remove macro.
2671 * config/i386/i386.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
2672 (ix86_frame_pointer_required): Make as static, change return type to
2674 * config/i386/i386-protos.h (ix86_frame_pointer_required): Remove.
2676 * config/m32c/m32c.h (FRAME_POINTER_REQUIRED): Remove macro.
2677 * config/m32c/m32c.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
2679 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Remove macro.
2681 * config/mcore/mcore.h (CAN_ELIMINATE): Remove macro.
2683 * config/mep/mep.h (FRAME_POINTER_REQUIRED): Remove macro.
2685 * config/mips/mips.h (FRAME_POINTER_REQUIRED): Remove macro.
2686 * config/mips/mips.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
2687 (mips_frame_pointer_required): Make as static.
2688 * config/mips/mips-protos.h (mips_frame_pointer_required): Remove.
2690 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Remove macro.
2691 * config/mmix/mmix.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
2692 (mmix_frame_pointer_required): Mew function.
2694 * config/moxie/moxie.h (FRAME_POINTER_REQUIRED): Remove macro.
2695 * config/moxie/moxie.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
2697 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Remove macro.
2699 * config/score/score.h (FRAME_POINTER_REQUIRED): Remove macro.
2701 * config/sh/sh.h (CAN_ELIMINATE): Remove macro.
2703 * config/sparc/sparc.h (FRAME_POINTER_REQUIRED): Remove macro.
2704 (CAN_ELIMINATE): Redefine.
2705 * config/sparc/sparc.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
2706 (sparc_frame_pointer_required): New function.
2707 (sparc_can_eliminate): New function.
2708 * config/sparc/sparc-protos.h (sparc_can_eliminate): Declare.
2710 * config/vax/vax.h (FRAME_POINTER_REQUIRED): Remove macro.
2711 * config/vax/vax.c (TARGET_FRAME_POINTER_REQUIRED): Define.
2713 * config/xtensa/xtensa.h (FRAME_POINTER_REQUIRED): Remove macro.
2714 * config/xtensa/xtensa.c (TARGET_FRAME_POINTER_REQUIRED): Define.
2715 (xtensa_frame_pointer_required): Make as static, change return type
2717 * config/xtensa/xtensa-protos.h (xtensa_frame_pointer_required):
2720 2009-06-29 Olatunji Ruwase <tjruwase@google.com>
2722 * doc/plugins.texi: Document PLUGIN_START_UNIT.
2723 * toplev.c (compile_file): Call PLUGIN_START_UNIT.
2724 * gcc-plugin.h (PLUGIN_START_UNIT): Added new event.
2725 * plugin.c (plugin_event_name): Added PLUGIN_START_UNIT.
2726 (register_callback): Handle PLUGIN_START_UNIT.
2727 (invoke_plugin_callbacks): Handle PLUGIN_START_UNIT.
2729 2009-06-29 Eric Botcazou <ebotcazou@adacore.com>
2731 * tree.c (process_call_operands): Propagate TREE_READONLY from the
2733 (PROCESS_ARG): Do not clear TREE_READONLY if CONSTANT_CLASS_P.
2734 (build3_stat): Propagate TREE_READONLY for COND_EXPR.
2736 2009-06-29 Daniel Jacobowitz <dan@codesourcery.com>
2738 * config/arm/arm.h (REGISTER_MOVE_COST): Increase VFP register
2741 2009-06-29 Uros Bizjak <ubizjak@gmail.com>
2743 * doc/extend.texi (Additional Floating Types): __float128 is also
2744 supported on i386 targets.
2746 2009-06-29 Richard Guenther <rguenther@suse.de>
2749 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
2751 (pt_solutions_same_restrict_base): Declare.
2752 * tree-ssa-structalias.c (struct variable_info): Add is_restrict_var
2754 (new_var_info): Initialize is_global_var properly for SSA_NAMEs.
2755 (make_constraint_from, make_copy_constraint): Move earlier.
2756 (make_constraint_from_heapvar): New function.
2757 (make_constraint_from_restrict): Likewise.
2758 (handle_lhs_call): Use it.
2759 (find_func_aliases): Use it to track conversions to restrict
2761 (struct fieldoff): Add only_restrict_pointers flag.
2762 (push_fields_onto_fieldstack): Initialize it.
2763 (create_variable_info_for): Track global restrict qualified pointers.
2764 (intra_create_variable_infos): Use make_constraint_from_heapvar.
2765 Track restrict qualified pointer arguments.
2766 (set_uids_in_ptset): Use varinfo is_global_var flag.
2767 (find_what_var_points_to): Set the vars_contains_restrict flag.
2768 Always create the points-to solution for sets including restrict tags.
2769 (pt_solutions_same_restrict_base): New function.
2770 * tree-ssa-alias.c (ptr_derefs_may_alias_p): For two restrict
2771 qualified pointers use pt_solutions_same_restrict_base as
2772 additional source for disambiguation.
2774 2009-06-29 Richard Guenther <rguenther@suse.de>
2777 * alias.c (find_base_decl): Remove.
2778 (get_deref_alias_set_1): Remove restrict handling.
2779 * c-common.c (c_apply_type_quals_to_decl): Do not set
2780 DECL_POINTER_ALIAS_SET.
2781 * gimplify.c (find_single_pointer_decl_1): Remove.
2782 (find_single_pointer_decl): Likewise.
2783 (internal_get_tmp_var): Remove restrict handling.
2784 (gimple_regimplify_operands): Likewise.
2785 * omp-low.c (expand_omp_atomic_pipeline): Do not set
2786 DECL_POINTER_ALIAS_SET. Use ref-all pointers.
2787 * print-tree.c (print_node): Do not print DECL_POINTER_ALIAS_SET.
2788 * tree.c (restrict_base_for_decl): Remove.
2789 (init_ttree): Do not allocate it.
2790 (make_node_stat): Do not set DECL_POINTER_ALIAS_SET. Set
2791 LABEL_DECL_UID for label decls.
2792 (copy_node_stat): Do not copy restrict information.
2793 (decl_restrict_base_lookup): Remove.
2794 (decl_restrict_base_insert): Likewise.
2795 (print_restrict_base_statistics): Likewise.
2796 (dump_tree_statistics): Do not call print_restrict_base_statistics.
2797 * tree.h (DECL_POINTER_ALIAS_SET): Remove.
2798 (DECL_POINTER_ALIAS_SET_KNOWN_P): Likewise.
2799 (struct tree_decl_common): Rename pointer_alias_set to label_decl_uid.
2800 (LABEL_DECL_UID): Adjust.
2801 (DECL_BASED_ON_RESTRICT_P): Remove.
2802 (DECL_GET_RESTRICT_BASE): Likewise.
2803 (SET_DECL_RESTRICT_BASE): Likewise.
2804 (struct tree_decl_with_vis): Remove based_on_restrict_p flag.
2806 * config/i386/i386.c (ix86_gimplify_va_arg): Use ref-all pointers
2807 instead of DECL_POINTER_ALIAS_SET.
2808 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
2809 * config/s390/s390.c (s390_gimplify_va_arg): Likewise.
2810 * config/spu/spu.c (spu_gimplify_va_arg_expr): Likewise.
2812 2009-06-29 Richard Guenther <rguenther@suse.de>
2814 PR tree-optimization/40579
2815 * tree-vrp.c (vrp_evaluate_conditional): Bail out early if
2816 the IL to simplify has constants that overflowed.
2818 2009-06-28 Uros Bizjak <ubizjak@gmail.com>
2820 PR tree-optimization/40550
2821 * tree-vect-generic.c (expand_vector_operations_1): Compute in
2822 vector_compute_type only when the size of vector_compute_type is
2823 less than the size of type.
2825 2009-06-28 Eric Botcazou <ebotcazou@adacore.com>
2827 * fold-const.c (contains_label_1): Fix comments.
2828 (contains_label_p): Do not walk trees multiple time.
2830 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
2832 * config/i386/i386.h (enum ix86_fpcmp_strategy): New.
2833 * config/i386/i386.md (cbranchxf4, cstorexf4, cbranch<MODEF>4,
2834 cstore<MODEF>4, mov<X87MODEF>cc): Change predicate to
2835 ix86_fp_comparison_operator.
2836 (*fp_jcc_1_mixed, *fp_jcc_1_sse, *fp_jcc_1_387, *fp_jcc_2_mixed,
2837 *fp_jcc_2_sse, *fp_jcc_2_387): Delete
2838 (*fp_jcc_3_387, *fp_jcc_4_387, *fp_jcc_5_387, *fp_jcc_6_387,
2839 *fp_jcc_7_387, *fp_jcc_8<MODEF>_387): Eliminate call to
2840 !ix86_use_fcomi_compare, change ix86_fp_jump_nontrivial_p call
2841 to !TARGET_CMOVE, change predicate to ix86_fp_comparison_operator.
2842 (related splits): Change predicate to ix86_fp_comparison_operator.
2843 * config/i386/predicates.md: Use ix86_trivial_fp_comparison_operator
2844 instead of ix86_fp_comparison_codes.
2845 (ix86_trivial_fp_comparison_operator,
2846 ix86_fp_comparison_operator): New.
2847 * config/i386/i386-protos.h (ix86_fp_comparison_strategy): New.
2848 (ix86_expand_compare): Eliminate last two parameters.
2849 (ix86_fp_jump_nontrivial_p): Kill.
2850 * config/i386/i386.c (put_condition_code): Eliminate call to
2851 ix86_fp_comparison_codes and subsequent assertion.
2852 (ix86_fp_comparison_codes): Eliminate.
2853 (ix86_fp_swap_condition): New.
2854 (ix86_fp_comparison_arithmetics_cost, ix86_fp_comparison_fcomi_cost,
2855 ix86_fp_comparison_sahf_cost, ix86_use_fcomi_compare): Consolidate
2856 into ix86_fp_comparison_cost and ix86_fp_comparison_strategy.
2857 (ix86_prepare_fp_compare_args): Use ix86_fp_comparison_strategy
2858 and ix86_fp_swap_condition.
2859 (ix86_expand_fp_compare): Eliminate code for second jump/bypass jump.
2860 Use ix86_fp_comparison_strategy.
2861 (ix86_expand_compare): Likewise. Eliminate last two arguments.
2862 (ix86_fp_jump_nontrivial_p): Eliminate.
2863 (ix86_expand_branch): Treat SFmode/DFmode/XFmode as simple. Adjust
2864 call to ix86_expand_compare.
2865 (ix86_split_fp_branch, ix86_expand_setcc,
2866 ix86_expand_carry_flag_compare, ix86_expand_int_movcc,
2867 ix86_expand_fp_movcc): Eliminate code for second jump/bypass jump.
2869 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
2871 * config/arm/arm.c (arm_final_prescan_ins): Eliminate code
2872 related to jump_clobbers.
2873 * config/arm/arm.md (conds): Remove jump_clob case.
2874 (addsi3_cbranch, addsi3_cbranch_scratch, subsi3_cbranch, two
2875 splits): Change comparison_operator to arm_comparison_operator.
2876 (*arm_buneq, *arm_bltgt, *arm_buneq_reversed, *arm_bltgt_reversed):
2879 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
2881 * dojump.c (do_compare_rtx_and_jump): Try swapping the
2882 condition for floating point modes.
2883 * expmed.c (emit_store_flag_1): Move here a bigger part
2885 (emit_store_flag): Try swapping the condition for floating point
2887 * optabs.c (emit_cmp_and_jump_insns): Cope with constant op0 better.
2889 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
2891 * expr.c (expand_expr_real_1): Just use do_store_flag.
2892 (do_store_flag): Drop support for TRUTH_NOT_EXPR. Use
2893 emit_store_flag_force.
2894 * expmed.c (emit_store_flag_force): Copy here trick
2895 previously in expand_expr_real_1. Try reversing the comparison.
2896 (emit_store_flag_1): Work if target is NULL.
2897 (emit_store_flag): Work if target is NULL, using the result mode
2898 from the comparison. Use split_comparison, restructure final part
2899 to simplify conditionals.
2901 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
2903 * builtins.c (expand_errno_check): Use do_compare_rtx_and_jump.
2904 * dojump.c (do_jump): Change handling of floating-point
2905 ops to use just do_compare_and_jump.
2906 (split_comparison): New.
2907 (do_compare_rtx_and_jump): Add here logic coming previously
2908 in do_jump, using split_comparison.
2910 2009-06-27 H.J. Lu <hongjiu.lu@intel.com>
2913 * config/ia64/ia64.c (ia64_reorg): Check NULL insn.
2915 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
2917 * tree-ssa-alias.c: Fix unintentional commit.
2919 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
2921 * passes.c (execute_one_pass): Fix unintentional commit.
2923 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
2925 * df-problems.c (df_set_seen, df_unset_seen): Delete.
2926 (df_rd_local_compute, df_md_local_compute): Inline them.
2928 (df_md_scratch): New.
2929 (df_md_alloc, df_md_free): Allocate/free it.
2930 (df_md_local_compute): Only include live registers in init.
2931 (df_md_transfer_function): Prune the in-set computed by
2932 the confluence function, and the gen-set too.
2934 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
2936 PR rtl-optimization/26854
2937 * timevar.def: Remove TV_DF_RU, add TV_DF_MD.
2938 * df-problems.c (df_rd_add_problem): Fix comment.
2939 (df_md_set_bb_info, df_md_free_bb_info, df_md_alloc,
2940 df_md_simulate_artificial_defs_at_top,
2941 df_md_simulate_one_insn, df_md_bb_local_compute_process_def,
2942 df_md_bb_local_compute, df_md_local_compute, df_md_reset,
2943 df_md_transfer_function, df_md_init, df_md_confluence_0,
2944 df_md_confluence_n, df_md_free, df_md_top_dump, df_md_bottom_dump,
2945 problem_MD, df_md_add_problem): New.
2946 * df.h (DF_MD, DF_MD_BB_INFO, struct df_md_bb_info, df_md,
2947 df_md_get_bb_info): New.
2948 (DF_LAST_PROBLEM_PLUS1): Adjust.
2950 * Makefile.in (fwprop.o): Include domwalk.h.
2951 * fwprop.c: Include domwalk.h.
2952 (reg_defs, reg_defs_stack): New.
2953 (bitmap_only_bit_between): Remove.
2954 (process_defs): New.
2955 (process_uses): Use reg_defs and local_md instead of
2956 bitmap_only_bit_between and local_rd.
2957 (single_def_use_enter_block): New, from build_single_def_use_links.
2958 (single_def_use_leave_block): New.
2959 (build_single_def_use_links): Remove code moved to
2960 single_def_use_enter_block, invoke domwalk.
2961 (use_killed_between): Adjust comment.
2963 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
2965 * bitmap.h (bitmap_ior_and_into): New.
2966 * bitmap.c (bitmap_ior_and_into): New.
2968 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
2970 * domwalk.h (struct dom_walk_data): Remove all callbacks except
2971 before_dom_children_before_stmts and after_dom_children_after_stmts.
2972 Rename the two remaining callbacks to just before_dom_children and
2973 after_dom_children. Remove other GIMPLE statement walking bits.
2974 * domwalk.c (walk_dominator_tree): Remove now unsupported features.
2975 * graphite.c: Do not include domwalk.h.
2976 * tree-into-ssa.c (interesting_blocks): New global.
2977 (struct mark_def_sites_global_data): Remove it and names_to_rename.
2978 (mark_def_sites, rewrite_stmt, rewrite_add_phi_arguments,
2979 rewrite_update_stmt, rewrite_update_phi_arguments): Simplify
2980 now that they're not domwalk callbacks.
2981 (rewrite_initialize_block): Rename to...
2982 (rewrite_enter_block): ... this, place after called functions. Test
2983 interesting_blocks, call rewrite_stmt and rewrite_add_phi_arguments.
2984 (rewrite_finalize_block): Rename to...
2985 (rewrite_leave_block): ... this, place after called functions.
2986 (rewrite_update_init_block): Rename to...
2987 (rewrite_update_enter_block): ... this, place after called functions.
2988 Test interesting_blocks, call rewrite_update_stmt and
2989 rewrite_update_phi_arguments.
2990 (rewrite_update_fini_block): Rename to...
2991 (rewrite_leave_block): ... this, place after called functions.
2992 (rewrite_blocks): Remove last argument, simplify initialization of
2994 (mark_def_sites_initialize_block): Rename to...
2995 (mark_def_sites_block): ... this, call mark_def_sites.
2996 (mark_def_sites_blocks): Remove argument, simplify initialization of
2998 (rewrite_into_ssa): Adjust for interesting_blocks_being a global.
2999 (update_ssa): Likewise.
3000 * tree-ssa-dom.c (optimize_stmt): Simplify now that it's not a domwalk
3002 (tree_ssa_dominator_optimize): Simplify initialization of walk_data.
3003 (dom_opt_initialize_block): Rename to...
3004 (dom_opt_enter_block): ... this, place after called functions. Walk
3005 statements here, inline propagate_to_outgoing_edges.
3006 (dom_opt_finalize_block): Rename to...
3007 (dom_opt_leave_block): ... this, place after called functions.
3008 * tree-ssa-dse.c (dse_optimize_stmt): Simplify now that it's not a
3010 (dse_enter_block, dse_record_phi): New.
3011 (dse_record_phis): Delete.
3012 (dse_finalize_block): Rename to...
3013 (dse_leave_block): ... this.
3014 (tree_ssa_dse): Simplify initialization of walk_data.
3015 * tree-ssa-loop-im.c (determine_invariantness, move_computations):
3016 Adjust initialization of walk_data.
3017 * tree-ssa-loop-unswitch.c: Do not include domwalk.h.
3018 * tree-ssa-loop-phiopt.c (get_non_trapping):
3019 Adjust initialization of walk_data.
3020 * tree-ssa-loop-threadedge.c: Do not include domwalk.h.
3021 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Simplify now that
3022 it's not a domwalk callback.
3023 (uncprop_initialize_block): Rename to...
3024 (dse_enter_block): ... this, call uncprop_into_successor_phis.
3025 (dse_finalize_block): Rename to...
3026 (dse_leave_block): ... this.
3027 (tree_ssa_uncprop): Simplify initialization of walk_data.
3028 * Makefile.in: Adjust dependencies.
3030 2009-06-27 Richard Earnshaw <rearnsha@arm.com>
3032 * arm.md (casesi): Fix test for Thumb1.
3033 (thumb1_casesi_internal_pic): Likewise.
3034 (thumb1_casesi_dispatch): Likewise.
3036 2009-06-26 Daniel Gutson <dgutson@codesourcery.com>
3038 * config/arm/arm-cores.def: Added core cortex-m0.
3039 * config/arm/arm-tune.md: Regenerated.
3040 * doc/invoke.texi: Added entry for cpu ARM Cortex-M0.
3042 2009-06-26 DJ Delorie <dj@redhat.com>
3044 * config/mep/mep.opt (mfar): Remove -mfar as it doesn't do anything.
3046 * config/mep/mep.c (mep_bundle_insns): Account for the fact that
3047 the scheduler doesn't tag jump insns.
3049 2009-06-26 H.J. Lu <hongjiu.lu@intel.com>
3051 * c-decl.c (merge_decls): Re-indent.
3053 2009-06-26 Janis Johnson <janis187@us.ibm.com>
3056 * tree.c (real_zerop, real_onep, real_twop, real_minus_onep):
3057 Special-case decimal float constants.
3059 2009-06-26 Richard Henderson <rth@redhat.com>
3061 * function.h (struct function): Add cannot_be_copied_reason,
3062 and cannot_be_copied_set.
3063 * tree-inline.c (has_label_address_in_static_1): Rename from
3064 inline_forbidden_p_2; don't set inline_forbidden_reason here.
3065 (cannot_copy_type_1): Rename from inline_forbidden_p_op; likewise
3066 don't set inline_forbidden_reason.
3067 (copy_forbidden): New function, split out of inline_forbidden_p.
3068 (inline_forbidden_p_stmt): Don't check for nonlocal labels here.
3069 (inline_forbidden_p): Use copy_forbidden.
3070 (tree_versionable_function_p): Likewise.
3071 (inlinable_function_p): Merge into tree_inlinable_function_p.
3072 (tree_function_versioning): Remap cfun->nonlocal_goto_save_area.
3073 * ipa-cp.c (ipcp_versionable_function_p): New function.
3074 (ipcp_cloning_candidate_p): Use it.
3075 (ipcp_node_modifiable_p): Likewise.
3077 2009-06-26 Olatunji Ruwase <tjruwase@google.com>
3079 * builtins.c (expand_builtin_alloca): Handle builtin alloca
3080 that is marked not to be inlined. Remove flag_mudflap use.
3081 * tree-mudflap.c: Rename mf_xform_derefs to mf_xfrom_statements.
3082 (mf_xform_statements): Mark builtin alloca calls as un-inlineable.
3084 2009-06-26 Steve Ellcey <sje@cup.hp.com>
3087 * config/pa/t-pa-hpux10 (TARGET_LIBGCC2_CFLAGS): Add -frandom-seed.
3088 * config/pa/t-pa-hpux11 (TARGET_LIBGCC2_CFLAGS): Ditto.
3090 2009-06-26 Kai Tietz <kai.tietz@onevision.com>
3092 * config/i386/mingw-tls.c (__mingwthr_key_dtor): Remove for none
3094 (__mingwthr_remove_key_dtor): Likewise.
3096 2009-06-26 Richard Guenther <rguenther@suse.de>
3098 * tree-ssa-structalias.c (do_ds_constraint): Simplify escape handling.
3100 2009-06-26 Steven Bosscher <steven@gcc.gnu.org>
3103 * ifcvt.c (dead_or_predicable): If predicating MERGE_BB fails,
3104 try the non-cond_exec path also.
3106 2009-06-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3109 * pa.c (branch_to_delay_slot_p, branch_needs_nop_p): New functions.
3110 (output_cbranch): Use new functions.
3111 (output_lbranch, output_bb, output_bvb, output_dbra, output_movb):
3114 2009-06-25 Michael Meissner <meissner@linux.vnet.ibm.com>
3115 Pat Haugen <pthaugen@us.ibm.com>
3116 Revital Eres <ERES@il.ibm.com>
3118 * config/rs6000/rs6000.c (print_operand): Correct lossage message
3119 for %c error. Add %x support to print VSX registers as a unified
3120 register set, instead of separate float and altivec registers.
3121 Switch to use VECTOR_MEM_ALTIVEC_P instead of TARGET_ALTIVEC for
3122 %y case, and add support for VSX pre-modify addresses.
3123 (output_toc): Add assert for CONST containing an integer constant
3125 (rs6000_adjust_cost): Add POWER7 support.
3126 (insn_must_be_first_in_group): Ditto.
3127 (insn_must_be_last_in_group): Ditto.
3128 (rs6000_emit_popcount): Ditto.
3129 (rs6000_vector_mode_supported_p): Ditto.
3131 * config/rs6000/rs6000-protos.h (rs6000_secondary_reload_class):
3132 Change some of the functions called by macros to being called
3133 through a pointer, so debug functions can be inserted if
3134 -mdebug=addr or -mdebug=cost.
3135 (rs6000_preferred_reload_class_ptr): Ditto.
3136 (rs6000_secondary_reload_class_ptr): Ditto.
3137 (rs6000_secondary_memory_needed_ptr): Ditto.
3138 (rs6000_cannot_change_mode_class_ptr): Ditto.
3139 (rs6000_secondary_reload_inner): Ditto.
3140 (rs6000_legitimize_reload_address): Ditto.
3141 (rs6000_legitimize_reload_address_ptr): Ditto.
3142 (rs6000_mode_dependent_address): Ditto.
3143 (rs6000_mode_dependent_address_ptr): Ditto.
3145 * config/rs6000/rs6000.c (reg_offset_addressing_ok_p): New
3146 function to return true if the mode allows reg + integer
3148 (virtual_stack_registers_memory_p): New function to return true if
3149 the address refers to a virtual stack register.
3150 (rs6000_legitimate_offset_address_p): Move code to say whether a
3151 mode supports reg+int addressing to reg_offset_addressing_ok_p and
3153 (rs6000_legitimate_address_p): Add checks for modes that only can
3154 do reg+reg addressing. Start adding VSX support.
3155 (rs6000_legitimize_reload_address): Ditto.
3156 (rs6000_legitimize_address): Ditto.
3157 (rs6000_debug_legitimate_address_p): New debug functions for
3158 -mdebug=addr and -mdebug=cost.
3159 (rs6000_debug_rtx_costs): Ditto.
3160 (rs6000_debug_address_costs): Ditto.
3161 (rs6000_debug_adjust_cost): Ditto.
3162 (rs6000_debug_legitimize_address): Ditto.
3163 (rs6000_legitimize_reload_address_ptr): Point to call normal
3164 function or debug function. Make functions called via pointer
3166 (rs6000_mode_dependent_address_ptr): Ditto.
3167 (rs6000_secondary_reload_class_ptr): Ditto.
3168 (rs6000_hard_regno_mode_ok): Add preliminary VSX support.
3169 (rs6000_emit_move): Add -mdebug=addr support. Change an abort
3170 into a friendlier error.
3171 (rs6000_init_builtins): Add initial VSX support.
3172 (rs6000_adjust_cost): Fix some spacing issues.
3174 * config/rs6000/rs6000.h (enum reg_class): Add VSX_REGS.
3175 (REG_CLASS_NAMES): Ditto.
3176 (REG_CLASS_CONTENTS): Ditto.
3177 (PREFERRED_RELOAD_CLASS): Move from a macro to calling through a
3178 pointer, to add -mdebug=addr support.
3179 (CANNOT_CHANGE_MODE_CLASS): Ditto.
3180 (SECONDARY_RELOAD_CLASS): Call through a pointer to add
3181 -mdebug=addr support.
3182 (LEGITIMIZE_RELOAD_ADDRESS): Ditto.
3183 (GO_IF_MODE_DEPENDENT_ADDRESS): Ditto.
3184 (enum rs6000_builtins): Add RS6000_BUILTIN_BSWAP_HI.
3186 * config/rs6000/rs6000.md (bswaphi*): Add support for swapping
3188 (bswapsi*): Set attribute types for load/store. Add combiner
3189 patterns to eliminate zero extend on 64-bit.
3190 (bswapdi*): Add support for swapping 64-bit values. Use ldbrx and
3191 stdbrx if the hardware supports those instructions.
3193 2009-06-25 Ian Lance Taylor <iant@google.com>
3195 * doc/invoke.texi (Option Summary): Mention -static-libstdc++.
3196 (Link Options): Document -static-libstdc++.
3198 2009-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
3201 * config/rs6000/rs6000.c (LOCAL_ALIGNMENT): Redefine to just use
3202 DATA_ALIGNMENT instead.
3204 2009-06-25 Richard Guenther <rguenther@suse.de>
3206 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Disambiguate
3207 indirect references against the callused/escaped solutions.
3208 (call_may_clobber_ref_p_1): Likewise.
3210 2009-06-25 Martin Jambor <mjambor@suse.cz>
3212 PR tree-optimization/40493
3213 * tree-sra.c (sra_modify_expr): Correct BIT_FIELD_REF argument numbers.
3214 (enum unscalarized_data_handling): New type.
3215 (handle_unscalarized_data_in_subtree): Return what has been done.
3216 (load_assign_lhs_subreplacements): Handle left flushes differently.
3217 (sra_modify_assign): Use unscalarized_data_handling, simplified
3218 condition determining whether to remove the statement.
3220 2009-06-25 Basile Starynkevitch <basile@starynkevitch.net>
3222 * doc/plugins.texi (Building GCC plugins): Correct typo in Makefile
3223 excerpt - @ should be doubled for texinfo.
3225 2009-06-24 Ian Lance Taylor <iant@google.com>
3227 * config/arc/arc.c: Include "df.h".
3228 (arc_attribute_table): Make static. Move higher in file.
3229 (arc_address_cost): Call SMALL_INT on INTVAL, not rtx.
3230 (output_shift): Initialize n later to avoid warning.
3231 * config/arm/arm.c (arm_attribute_table): Make static. Move
3233 * config/avr/avr.c (avr_attribute_table): Make static. Move
3235 (reg_class_tab): Change array type from int to enum reg_class.
3236 (avr_jump_mode): Change GET_MODE to GET_CODE when checking for
3238 (out_tsthi, ashlhi3_out): Don't use AS2 with "or" or "and".
3239 (lshrhi3_out): Likewise.
3240 (class_likely_spilled_p): Change return type to bool.
3241 (avr_rtx_costs): Use local code variable with enum type.
3242 * config/avr/avr.md (movmemhi): Use add_reg_note.
3243 (andhi3, andsi3): Don't use AS2 with "and".
3244 (iorhi3, iorsi3): Don't use AS2 with "or".
3245 * config/avr/avr-protos.h (class_likely_spilled_p): Update declaration.
3246 * config/crx/crx.c: Include "df.h".
3247 (crx_attribute_table): Make static.
3248 * config/m32r/m32r.c: Include "df.h".
3249 (m32r_attribute_table): Make static. Move higher in file.
3250 (pop): Use add_reg_note.
3251 (block_move_call): Change 0 to LCT_NORMAL in function call.
3252 * config/m32r/m32r.md (movsi_insn): Remove unused local value.
3253 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Likewise.
3254 * config/m32r/m32r-protos.h (m32r_compute_function_type): Always
3255 declare, not just when TREE_CODE is defined.
3256 * config/m68hc11/m68hc11.c: Include "expr.h".
3257 (m68hc11_attribute_table): Make static. Move higher in file.
3258 (m68hc11_small_indexed_indirect_p): Change 0 to VOIDmode in
3260 (m68hc11_register_indirect_p): Likewise.
3261 (m68hc11_function_arg_padding): Change return type to enum
3263 (emit_move_after_reload): Use add_reg_note.
3264 (m68hc11_emit_logical): Change code parameter to enum rtx_code.
3265 (m68hc11_split_logical): Likewise.
3266 (m68hc11_rtx_costs): Add local code_and outer_code variables with
3268 * config/m68hc11/predicates.md (reg_or_some_mem_operand): Change 0
3269 to VOIDmode in function call.
3270 * config/m68hc11/m68hc11-protos.h: Don't check TREE_CODE to see if
3272 (m68hc11_split_logical): Update declaration.
3273 (m68hc11_function_arg_padding): Update declaration.
3274 * config/mcore/mcore.c (regno_reg_class): Change form array of int
3275 to array of enum reg_class.
3276 (mcore_attribute_table): Make static. Move higher in file.
3277 (mcore_rtx_costs): Add cast to enum type.
3278 * config/mcore/mcore.h (regno_reg_class): Update declaration.
3279 (GO_IF_LEGITIMATE_INDEX): Add cast to avoid warning.
3280 * config/sh/sh.c (sh_attribute_table): Make static. Move higher
3282 * config/sh/predicates.md (trapping_target_operand): Rename and to
3284 * config/sparc/sparc.c (sparc_attribute_table): Make static. Move
3286 * config/spu/spu.c (spu_attribute_table): Make static. Move
3288 * config/v850/v850.c (v850_attribute_table): Make static. Move
3290 (v850_rtx_costs): Use local code with enum type.
3291 (expand_epilogue): Add cast.
3292 * config/v850/v850-c.c (ghs_pragma_section): Initialize repeat.
3294 2009-06-23 Takashi YOSHII <yoshii.takashi@renesas.com>
3297 * doc/invoke.texi (SH Options): Document -m2a, -m2a-single,
3298 -m2a-single-only and -m2a-nofpu.
3299 * config/sh/sh.opt: Document m2a generates FPU code.
3301 2009-06-24 Anatoly Sokolov <aesok@post.ru>
3303 * defaults.h (CAN_ELIMINATE): Provide default.
3304 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
3305 * config/alpha/alpha.h (CAN_ELIMINATE): Delete.
3306 * config/m32c/m32c.h (CAN_ELIMINATE): Delete.
3307 * config/spu/spu.h (CAN_ELIMINATE): Delete.
3308 * config/xtensa/xtensa.h (CAN_ELIMINATE): Delete.
3309 * config/moxie/moxie.h (CAN_ELIMINATE): Delete.
3310 * config/cris/cris.h (CAN_ELIMINATE): Delete.
3311 * config/mn10300/mn10300.h (CAN_ELIMINATE): Delete.
3312 * config/pa/pa64-linux.h (CAN_ELIMINATE): Delete.
3313 * config/mmix/mmix.h (CAN_ELIMINATE): Delete.
3315 2009-06-24 DJ Delorie <dj@redhat.com>
3317 * mep-ext-cop.cpu: Fix copyright notice.
3318 * mep-default: Fix copyright notice.
3319 * mep-core: Fix copyright notice.
3320 * mep: Fix copyright notice.
3321 * mep-ivc2: Fix copyright notice.
3322 * mep-c5: Fix copyright notice.
3324 2009-06-24 Denis Chertykov <chertykov@gmail.com>
3326 * doc/contrib.texi (Contributors):
3328 2009-06-24 Andreas Krebbel <krebbel1@de.ibm.com>
3331 * tree-ssa-math-opts.c (execute_optimize_bswap): Convert the bswap
3332 src and dst operands if necessary.
3334 2009-06-23 DJ Delorie <dj@redhat.com>
3337 * config.gcc: Add mep support.
3338 * recog.c: Resurrect validate_replace_rtx_subexp().
3339 * recog.h: Likewise.
3340 * config/mep/: Add new port:
3341 * config/mep/constraints.md: New file.
3342 * config/mep/default.h: New file.
3343 * config/mep/intrinsics.h: New file.
3344 * config/mep/intrinsics.md: New file.
3345 * config/mep/ivc2-template.h: New file.
3346 * config/mep/mep-c5.cpu: New file.
3347 * config/mep/mep-core.cpu: New file.
3348 * config/mep/mep-default.cpu: New file.
3349 * config/mep/mep-ext-cop.cpu: New file.
3350 * config/mep/mep-intrin.h: New file.
3351 * config/mep/mep-ivc2.cpu: New file.
3352 * config/mep/mep-lib1.asm: New file.
3353 * config/mep/mep-lib2.c: New file.
3354 * config/mep/mep-pragma.c: New file.
3355 * config/mep/mep-protos.h: New file.
3356 * config/mep/mep-tramp.c: New file.
3357 * config/mep/mep.c: New file.
3358 * config/mep/mep.cpu: New file.
3359 * config/mep/mep.h: New file.
3360 * config/mep/mep.md: New file.
3361 * config/mep/mep.opt: New file.
3362 * config/mep/predicates.md: New file.
3363 * config/mep/t-mep: New file.
3365 2009-06-23 Ian Lance Taylor <iant@google.com>
3367 * configure.ac: Invoke AC_PROG_CXX. Separate C specific warnings
3368 from loose_warn into c_loose_warn and from strict_warn into
3369 c_strict_warn. Set and substitute warn_cxxflags. Check for
3370 --enable-build-with-cxx. Set and substitute
3371 ENABLE_BUILD_WITH_CXX. Set and substitute HOST_LIBS.
3372 * Makefile.in (CXXFLAGS): New variable.
3373 (C_LOOSE_WARN, C_STRICT_WARN): New variables.
3374 (GCC_WARN_CFLAGS): Add $(C_LOOSE_WARN). Add $(C_STRICT_WARN) if
3375 the default is the same as $(STRICT_WARN).
3376 (GCC_WARN_CXXFLAGS, WARN_CXXFLAGS): New variables.
3377 (CXX): New variable.
3378 (COMPILER): New value if ENABLE_BUILD_WITH_CXX.
3379 (COMPILER_FLAGS, LINKER, LINKER_FLAGS): Likewise.
3380 (ALL_COMPILERFLAGS, ALL_LINKERFLAGS): Likewise.
3381 (HOST_LIBS): New variable.
3382 (GCC_CFLAGS): Add $(C_LOOSE_WARN).
3383 (ALL_CXXFLAGS): New variable.
3384 (LIBS, BACKENDLIBS): Add $(HOST_LIBS).
3385 * doc/install.texi (Configuration): Document
3386 --enable-build-with-cxx, --with-stage1-ldflags,
3387 --with-stage1-libs, --with-boot-ldflags, --with-boot-libs.
3388 * configure: Rebuild.
3390 2009-06-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3392 * config/arm/arm.c (arm_override_options): Fix braces and formatting
3393 from previous commit.
3395 2009-06-23 Ian Lance Taylor <iant@google.com>
3397 * Makefile.in ($(out_object_file)): Depend upon $(DF_H).
3399 2009-06-23 Ian Lance Taylor <iant@google.com>
3401 * reload.c (alternative_allows_const_pool_ref): Mark mem parameter
3402 with ATTRIBUTE_UNUSED.
3404 2009-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
3405 Pat Haugen <pthaugen@us.ibm.com>
3406 Revital Eres <eres@il.ibm.com>
3408 * config.in (HAVE_AS_POPCNTD): Add default definition.
3409 (HAVE_AS_LWSYNC): Ditto.
3411 * configure.ac (gcc_cv_as_powerpc_mfpgpr): Provide real binutils
3413 (gcc_cv_as_powerpc_cmpb): Ditto.
3414 (gcc_cv_as_powerpc_dfp): Ditto.
3415 (gcc_cv_as_powerpc_vsx): Ditto.
3416 (gcc_cv_as_powerpc_popcntd): Add feature test for assembler
3417 supporting the popcntd/lwsync instructions.
3418 (gcc_cv_as_powerpc_lwsync): Ditto.
3419 * configure: Regenerate.
3421 * config/rs6000/aix53.h (ASM_CPU_SPEC): Add support for
3422 -mcpu=native and -mcpu=power7.
3423 * config/rs6000/aix61.h (ASM_CPU_SPEC): Ditto.
3425 * config/rs6000/linux64.opt (-mprofile-kernel): Move switch to be
3426 a variable instead of a mask to reduce the number of mask bits.
3427 * config/rs6000/sysv4.opt (-mbit-align): Ditto.
3428 (-mbit-word): Ditto.
3429 (-mregnames): Ditto.
3430 * config/rs6000/rs6000.opt (-mupdate): Ditto.
3431 (-mfused-madd): Ditto.
3433 * config/rs6000/rs6000.opt (-mpopcntd): New switch for non-VSX ISA
3435 (-mvsx): New switch for VSX instructions.
3436 (-misel): Move from a variable to a mask to allow it to be set by
3439 * config/rs6000/rs6000-protos.h (rs6000_hard_regno_nregs): Change
3440 function declaration to an array declaration.
3441 (rs6000_hard_regno_nregs): New external array declaration.
3443 * config/rs6000/t-rs6000 (MD_INCLUDES): Define, add all of the .md
3444 files included by rs6000.md.
3446 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
3447 SET_PROFILE_KERNEL macro to reset the -mprofile-kernel switch.
3449 * config/rs6000/rs6000.c (rs6000_isel): Delete, -misel moved to be
3451 (rs6000_debug_reg): New -mdebug= variables.
3452 (rs6000_debug_addr): Ditto.
3453 (rs6000_debug_cost): Ditto.
3454 (rs6000_pmode): New variable to hold Pmode.
3455 (rs6000_pointer_size): New variable to hold POINTER_SIZE.
3456 (rs6000_class_max_nregs): New array to hold CLASS_MAX_NREGS
3457 calculated at compiler start.
3458 (rs6000_hard_regno_nregs): Change function to an array which holds
3459 HARD_REGNO_NREGS calculated at compiler start.
3460 (rs6000_explicit_options): Delete isel field.
3461 (rs6000_vector_unit): New array to hold which vector unit
3462 supports arithmetic options for a given type.
3463 (rs6000_vector_mem): New array to hold which vector unit supports
3464 memory reference operations for a given type.
3465 (rs6000_vector_align): New array to given the alignment of each
3467 (power7_cost): New basic costs for power7.
3468 (SET_PROFILE_KERNEL): New macro for resetting -mprofile-kernel.
3469 (rs6000_hard_regno_nregs_internal): New function, moved from
3470 HARD_REGNO_NREGS, to calculate the number of registers each hard
3471 register takes for each type.
3472 (rs6000_debug_reg_print): New function for -mdebug=reg support.
3473 (rs6000_debug_vector_unit): New array, map rs6000_vector to string.
3474 (+rs6000_init_hard_regno_mode_ok): New function, move calculation
3475 of HARD_REGNO_NREGS, CLASS_MAX_NREGS, REGNO_REG_CLASS, and vector
3476 unit information here so it is calculated once at compiler startup
3478 (rs6000_override_options): Make -misel a target mask. Add more
3479 power7 target masks. Setup Pmode and POINTER_SIZE. Add initial
3480 VSX support. Add support for -mdebug=reg, -mdebug=addr, and
3482 (POWERPC_MASKS): Add MASK_POPCNTD, MASK_VSX, and MASK_ISEL.
3483 (rs6000_handle_option): Move -misel from variable to target mask.
3484 (rs6000_builtin_mask_for_load): Add VSX support.
3485 (rs6000_conditional_register_usage): Ditto.
3486 (USE_ALTIVEC_FOR_ARG_P): Ditto.
3487 (function_arg_boundary): Ditto.
3488 (rs6000_expand_builtin): Ditto.
3489 (def_builtin): Make abort message a little friendlier.
3490 (rs6000_emit_int_cmove): Add support for 64-bit isel.
3492 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Depend on the
3493 assembler support the popcntd instruction instead of a vsx
3494 instruction to enable power7 support.
3495 (ASM_CPU_SPEC): Add support for -mcpu=native and -mcpu=power7.
3496 (EXTRA_SPECS): Add ASM_CPU_NATIVE_SPEC to allow passing the right
3497 option to the assembler if -mcpu=native.
3498 (ASM_CPU_NATIVE_SPEC): Ditto.
3499 (TARGET_POPCNTD): If assembler doesn't support popcntd, turn off
3501 (TARGET_LWSYNC_INSTRUCTION): Define whether it is safe to issue
3502 the lwsync instruction.
3503 (enum processor_type): Add PROCESSOR_POWER7.
3504 (rs6000_debug_reg): New -mdebug= options.
3505 (rs6000_debug_addr): Ditto.
3506 (rs6000_debug_cost): Ditto.
3507 (rs6000_isel): Delete.
3508 (enum rs6000_vector): New enum to say what vector unit we have.
3509 (VECTOR_UNIT_*): New macros to say which vector unit has
3510 arithmetic operations for a given type.
3511 (VECTOR_MEM_*): New macros to say which vector unit has memory
3512 operations for a given type.
3513 (TARGET_LDBRX): Whether the machine supports the ldbrx
3515 (TARGET_ISEL): Delete, -misel moved to be a mask.
3516 (TARGET_ISEL64): New macro for 64-bit isel support.
3517 (UNITS_PER_VSX_WORD): New macro.
3518 (POINTER_SIZE): Move to be an external variable, rather than
3519 calculating whether we are generating 32 ot 64-bit code.
3521 (STACK_BOUNDARY): Add VSX support.
3522 (LOCAL_ALIGNMENT): Ditto.
3523 (SLOW_UNALIGNED_ACCESS): Ditto.
3524 (VSX_REGNO_P): New macro for VSX support.
3525 (VFLOAT_REGNO_P): Ditto.
3526 (VINT_REGNO_P): Ditto.
3527 (VLOGICAL_REGNO_P): Ditto.
3528 (VSX_VECTOR_MODE): Ditto.
3529 (VSX_SCALAR_MODE): Ditto.
3531 (VSX_MOVE_MODE): Ditto.
3532 (VSX_REG_CLASS_P): Ditto.
3533 (HARD_REGNO_NREGS): Instead of calling a function, use an array
3535 (UNITS_PER_SIMD_WORD): Add VSX support.
3536 (MODES_TIEABLE_P): Ditto.
3537 (STARTING_FRAME_OFFSET): Ditto.
3538 (STACK_DYNAMIC_OFFSET): Ditto.
3539 (EPILOGUE_USES): Ditto.
3540 (REGNO_REG_CLASS): Move to array lookup.
3541 (CLASS_MAX_NREGS): Ditto.
3542 (rs6000_vector_reg_class): Add declaration.
3543 (ADDITIONAL_REGISTER_NAMES): Add VSX names for the registers that
3544 overlap with the floating point and Altivec registers.
3546 * config/rs6000/e500.h (CHECK_E500_OPTIONS): Disallow -mvsx.
3548 * config/rs6000/driver-rs6000.c (asm_names): New static array to
3549 give the appropriate asm switches if -mcpu=native.
3550 (host_detect_local_cpu): Add support for "asm".
3551 (host_detect_local_cpu): Follow GNU code guidelines for name.
3553 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Move
3554 -mbit-word to a variable instead of being a target mask.
3556 * config/rs6000/sync.md (lwsync): If the assembler supports it,
3557 emit the lwsync instruction instead of emitting the instruction as
3558 an integer constant.
3560 * config/rs6000/spe.md (spe_fixuns_truncdfsi2): Rename from
3561 fixuns_trundfsi2, move expander into rs6000.md.
3563 * config/rs6000/rs6000.md (cpu): Add power7.
3564 (sel, *ptrsize): New mode attributes for 32/64-bit isel.
3565 (logical predicate patterns): Change the single instruction
3566 primitives that set CR0 to be fast_compare instead of compare.
3568 (popcntwsi2): Add support for ISA 2.06 popcount instructions.
3569 (popcntddi2): Ditto.
3570 (popcount<mode>): Ditto.
3571 (floating multiply/add insns): Name the floating point
3573 (isel_signed_<mode>): Add support for -misel on 64-bit systems.
3574 (isel_unsigned_<mode>): Ditto.
3575 (fixuns_trundfsi2): Move expander here from spe.md.
3576 (smindi3): Define if we have -misel on 64-bit systems.
3581 2009-06-23 Anatoly Sokolov <aesok@post.ru>
3583 * config.gcc (avr-*-rtems*, avr-*-*): Set extra_gcc_objs and
3585 * config/avr/avr.c (avr_current_device): New variable.
3586 (avr_arch_types, avr_mcu_types): Move to avr-deveces.c.
3587 (avr_arch, mcu_type_s): Move to avr.h.
3588 * config/avr/avr.h (base_arch_s). Add reserved2, arch_name and
3589 default_data_section_start fields.
3590 (avr_arch): Moved from avr.c.
3591 (mcu_type_s): Moved from avr.c. Add short_sp, data_section_start and
3592 library_name fields.
3593 (avr_current_device, avr_mcu_types, avr_arch_types,
3594 avr_device_to_arch, avr_device_to_data_start,
3595 avr_device_to_startfiles, avr_device_to_devicelib): Declare.
3596 (EXTRA_SPEC_FUNCTIONS): Define.
3597 (LINK_SPEC): Remove device name to '-m ...' and '-Tdata ...' linker
3598 options mapping. Use device_to_arch and device_to_data_start insted.
3599 (STARTFILE_SPEC): Use device_to_startfile instead of crt_binutils.
3600 (CRT_BINUTILS_SPECS, EXTRA_SPECS): Remove.
3601 * config/avr/t-avr (driver-avr.o, avr-devices.o): New rules.
3602 * config/avr/driver-avr.c: New file.
3603 * config/avr/avr-devices.c: New file.
3605 2009-06-23 Jakub Jelinek <jakub@redhat.com>
3607 * var-tracking.c (unshare_variable): Force initialized to
3608 be VAR_INIT_STATUS_INITIALIZED unless flag_var_tracking_uninit.
3609 (set_variable_part): Likewise.
3610 (struct variable_union_info): Remove pos_src field.
3611 (vui_vec, vui_allocated): New variables.
3612 (variable_union): Pass VAR_INIT_STATUS_UNKNOWN to unshare_variable
3613 unconditionally. Avoid XCVECNEW/free for every sorting, for dst_l
3614 == 1 use a simpler sorting algorithm. Compute pos field right
3615 away, don't fill in pos_src. For dst_l == 2 avoid qsort.
3616 Avoid quadratic comparison if !flag_var_tracking_uninit.
3617 (variable_canonicalize): Pass VAR_INIT_STATUS_UNKNOWN to
3618 unshare_variable unconditionally.
3619 (dataflow_set_different_2): Removed.
3620 (dataflow_set_different): Don't traverse second hash table.
3621 (compute_bb_dataflow): Pass VAR_INIT_STATUS_UNINITIALIZED
3622 unconditionally to var_reg_set or var_mem_set.
3623 (emit_notes_in_bb): Likewise.
3624 (delete_variable_part): Pass VAR_INIT_STATUS_UNKNOWN to
3626 (emit_note_insn_var_location): Don't set initialized to
3627 VAR_INIT_STATUS_INITIALIZED early.
3628 (vt_finalize): Free vui_vec if needed, clear vui_vec and
3630 * rtl.c (rtx_equal_p): Don't implement on top of rtx_equal_p_cb.
3632 * tree-object-size.c (addr_object_size): Instead of checking
3633 for non-NULL TREE_CHAIN of the FIELD_DECL check that there
3634 are no FIELD_DECLs following it.
3636 2009-06-23 Andreas Krebbel <krebbel1@de.ibm.com>
3638 * tree-ssa-math-opts.c (find_bswap): Increase the search depth in
3639 order to match bswaps with signed source operands.
3641 2009-06-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
3643 * sdbout.c (sdbout_one_type): Fix braces in switch.
3645 2009-06-23 Richard Guenther <rguenther@suse.de>
3647 * tree-ssa-structalias.c (struct variable_info): Add is_global_var
3649 (var_anything, anything_tree, var_nothing, nothing_tree, var_readonly,
3650 readonly_tree, var_escaped, escaped_tree, var_nonlocal, nonlocal_tree,
3651 var_callused, callused_tree, var_storedanything, storedanything_tree,
3652 var_integer, integer_tree): Remove global variables.
3653 (new_var_info): Do not pass new id, append the new var to the
3654 global variable vector.
3655 (do_ds_constraint): Use is_global_var member of the variable-info.
3656 (new_scalar_tmp_constraint_exp): Adjust.
3657 (create_function_info_for): Likewise.
3658 (create_variable_info_for): Likewise.
3659 (find_what_var_points_to): Remove dead code.
3660 (init_base_vars): Simplify.
3661 (compute_points_to_sets): Adjust.
3663 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
3665 * combine.c (try_combine): Dump information about the insns we're
3668 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
3670 * combine.c (combine_simplify_rtx): Remove TRULY_NOOP_TRUNCATION
3671 check when calling force_to_mode on TRUNCATE's operand.
3673 2009-06-22 Ian Lance Taylor <iant@google.com>
3675 * config/rs6000/rs6000.opt: Move msched-epilog before msched-prolog.
3677 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
3679 * config/arm/arm.md (prologue_use): Set length of fake insn to 0.
3681 2009-06-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3683 * doc/invoke.texi (Link Options): -nodefaultlibs and -nostdlib
3684 override library linkage flags such as -static-libgcc or
3687 2009-06-22 Maxim Kuvyrkov <maxim@codesourcery.com>
3689 * config/m68k/m68k-devices.def: Add line for MCF5221x.
3691 2009-06-22 Ian Lance Taylor <iant@google.com>
3693 * config/linux.opt: Put mglibc ahead of muclibc.
3695 * c-decl.c (diagnose_mismatched_decls): Add -Wc++-compat warning
3696 for duplicate decls.
3698 2009-06-22 Matthias Klose <doko@ubuntu.com>
3700 * Makefile.in (install-plugin): Remove extra `/' after $(DESTDIR).
3702 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
3705 * c-parser.c (c_parser_objc_message_args): Return error_mark_node
3706 instead of NULL if a parser error occurs.
3708 2009-06-22 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
3710 * dwarf2out.c (dwarf2_debug_hooks): Initialize
3711 non-DWARF2_DEBUGGING_INFO version.
3713 2009-06-22 Kai Tietz <kai.tietz@onevision.com>
3715 * config.gcc (i[34567]86-*-mingw*, x86_64-*-mingw*): Add
3716 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file.
3718 * config/i386/mingw32.h (LIBGCC2_HAS_TF_MODE): Define.
3719 (LIBGCC2_TF_CEXT): Define.
3722 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3725 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Fix definition.
3727 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3729 * config/arm/arm.c (arm_override_options): Disable
3730 -mcaller-super-interworking and -mcallee-super-interworking.
3731 * doc/invoke.texi (ARM Options): Document this.
3733 2009-06-22 Nathan Sidwell <nathan@codesourcery.com>
3735 * config/arm/arm.c (arm_print_operand): Deal with HIGH.
3736 * config/arm/constraints.md (j): New constraint for movw operands.
3737 (N): Remove thumb2 meaning.
3738 * config/arm/arm.md (*arm_movw): Delete.
3739 (*arm_movsi_insn): Use j constraint for movw instead of N constraint.
3740 * config/arm/vfp.md (*arm_movsi_vfp, *thumb2_movsi_vfp): Likewise.
3741 * config/arm/thumb2.md (*thumb2_movsi_insn): Likewise.
3743 2009-06-22 Martin Jambor <mjambor@suse.cz>
3745 PR tree-optimization/40492
3746 * tree-sra.c (sra_modify_assign): Pass zero offsets to
3747 build_ref_for_offset.
3749 2009-06-22 Shujing Zhao <pearly.zhao@oracle.com>
3751 * alias.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P, CALL_P, NOTE_P and
3752 JUMP_TABLE_DATA_P predicates where applicable.
3753 * auto-inc-dec.c: Ditto.
3754 * builtins.c: Ditto.
3755 * caller-save.c: Ditto.
3757 * cfgcleanup.c: Ditto.
3758 * cfglayout.c: Ditto.
3761 * combine-stack-adj.c: Ditto.
3767 * dwarf2asm.c: Ditto.
3768 * dwarf2out.c: Ditto.
3769 * emit-rtl.c: Ditto.
3775 * function.c: Ditto.
3778 * genpreds.c: Ditto.
3779 * genrecog.c: Ditto.
3781 * ira-costs.c: Ditto.
3782 * ira-lives.c: Ditto.
3785 * lower-subreg.c: Ditto.
3786 * modulo-sched.c: Ditto.
3788 * postreload.c: Ditto.
3789 * print-rtl.c: Ditto.
3798 * sched-vis.c: Ditto.
3800 * sel-sched-ir.c: Ditto.
3801 * simplify-rtx.c: Ditto.
3802 * targhooks.c: Ditto.
3803 * var-tracking.c: Ditto.
3804 * vmsdbgout.c: Ditto.
3806 2009-06-22 Matthias Klose <doko@ubuntu.com>
3808 * Makefile.in (install-plugin): Always use DESTDIR.
3810 2009-06-22 Olivier Hainque <hainque@adacore.com>
3812 * config/pa/pa.c (output_call): Don't optimize post call jumps
3813 into return address adjustments if the call may throw.
3815 2009-06-21 Richard Earnshaw <rearnsha@arm.com>
3817 * arm.c (thumb1_output_casesi): New function.
3818 * arm.h (CASE_VECTOR_PC_RELATIVE): Thumb-1 code is also relative if
3819 optimizing for size or PIC.
3820 (CASE_VECTOR_SHORTEN_MODE): Handle thumb-1.
3821 * arm.md (UNSPEC_THUMB1_CASESI): New constant.
3822 (casesi): Handle Thumb-1 when optimizing for size or PIC.
3823 (thumb1_casesi_internal_pic): New expand rule.
3824 (thumb1_casesi_dispatch): New pattern.
3825 * aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use shortened vectors for
3827 * coff.h (JUMP_TABLES_IN_TEXT_SECTION): Thumb-1 jump tables are now
3828 in the text seciton when PIC or optimizing for size.
3829 * elf.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
3830 * lib1funcs.asm ([__ARM_EABI__]): Add an attribute describing stack
3831 preservation properties of code.
3832 (__gnu_thumb1_case_sqi, __gnu_thumb1_case_uqi): New functions.
3833 (__gnu_thumb1_case_shi, __gnu_thumb1_case_uhi): New functions.
3834 (__gnu_thumb1_case_si): New function.
3835 * t-arm (LIB1ASMSRC): Define here.
3836 (LIB1ASMFUNCS): Add some common functions.
3837 * t-arm-elf (LIB1ASMSRC): Delete.
3838 (LIB1ASMFUNCS): Append to existing set.
3839 * t-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
3840 * t-strongarm-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
3841 * t-symbian (LIB1ASMFUNCS): Likewise.
3842 * t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
3843 * t-wince-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
3845 2009-06-21 Richard Guenther <rguenther@suse.de>
3847 PR tree-optimization/38729
3848 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Restrict
3849 to loops with a single exit if -fno-expensive-optimizations.
3851 2009-06-21 Jakub Jelinek <jakub@redhat.com>
3853 * var-tracking.c (struct shared_hash_def, shared_hash): New types.
3854 (dataflow_set): Change vars type from htab_t to shared_hash.
3855 (shared_hash_pool, empty_shared_hash): New variables.
3856 (vars_clear): Removed.
3857 (shared_hash_shared, shared_hash_htab, shared_hash_copy,
3858 shared_hash_find_slot_unshare, shared_hash_find_slot,
3859 shared_hash_find_slot_noinsert, shared_hash_find): New
3861 (shared_hash_unshare, shared_hash_destroy): New functions.
3862 (unshare_variable): Unshare set->vars if shared, use
3864 (vars_copy): Use htab_traverse_noresize instead of htab_traverse.
3865 (get_init_value, find_src_set_src, dump_dataflow_set,
3866 clobber_variable_part, emit_notes_for_differences): Use
3868 (dataflow_set_init): Remove second argument, set vars to
3869 empty_shared_hash instead of creating a new htab.
3870 (dataflow_set_clear): Call shared_hash_destroy and set vars
3871 to empty_shared_hash instead of calling vars_clear.
3872 (dataflow_set_copy): Don't call vars_copy, instead just share
3873 the src htab with dst.
3874 (variable_union): Use shared_hash_*, use initially NO_INSERT
3875 lookup if set->vars is shared. Don't keep slot cleared before
3876 calling unshare_variable. Unshare set->vars if needed.
3877 Even ->refcount == 1 vars must be unshared if set->vars is shared
3878 and var needs to be modified.
3879 (variable_canonicalize): New function.
3880 (dataflow_set_union): If dst->vars is empty, just share src->vars
3881 with dst->vars and traverse with variable_canonicalize to canonicalize
3882 and unshare what is needed.
3883 (dataflow_set_different): If old_set and new_set use the same shared
3884 htab, they aren't different. If number of htab elements is different,
3885 htabs are different. Use shared_hash_*.
3886 (dataflow_set_destroy): Call shared_hash_destroy instead of
3888 (compute_bb_dataflow, emit_notes_in_bb, vt_emit_notes): Don't pass
3889 second argument to dataflow_set_init.
3890 (vt_initialize): Likewise. Initialize shared_hash_pool and
3891 empty_shared_hash, move bb in/out initialization afterwards.
3892 Use variable_htab_free instead of NULL as changed_variables del hook.
3893 (variable_was_changed): Change type of second argument to pointer to
3894 dataflow_set. When inserting var into changed_variables, bump
3895 refcount. Unshare set->vars if set is shared htab and slot needs to
3897 (set_variable_part): Use shared_hash_*, use initially NO_INSERT
3898 lookup if set->vars is shared. Unshare set->vars if needed.
3899 Even ->refcount == 1 vars must be unshared if set->vars is shared
3900 and var needs to be modified. Adjust variable_was_changed caller.
3901 (delete_variable_part): Use shared_hash_*. Even ->refcount == 1
3902 vars must be unshared if set->vars is shared and var needs to be
3903 modified. Adjust variable_was_changed caller.
3904 (emit_note_insn_var_location): Don't pool_free var.
3905 (emit_notes_for_differences_1): Initialize empty_var->refcount to 0
3907 (vt_finalize): Call htab_delete on empty_shared_hash->htab and
3908 free_alloc_pool on shared_hash_pool.
3910 2009-06-20 Anthony Green <green@moxielogic.com>
3912 * config/moxie/sfp-machine.h (__gcc_CMPtype, CMPtype): Define.
3913 * config/moxie/moxie.h (LOAD_EXTEND_OP): Define.
3915 2009-06-20 Richard Guenther <rguenther@suse.de>
3917 * tree-ssa-structalias.c (find_func_aliases): For memset use
3918 a constraint from NULL if we memset to zero.
3919 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Add builtins
3920 we explicitly handle that do not read from memory.
3921 (call_may_clobber_ref_p_1): Properly handle builtins that may
3924 2009-06-20 Richard Guenther <rguenther@suse.de>
3926 PR tree-optimization/40495
3927 * tree-ssa-structalias.c (get_constraint_exp_for_temp): Remove.
3928 (new_scalar_tmp_constraint_exp): New function.
3929 (process_constraint): Do not create temporary decls.
3930 (process_all_all_constraints): Likewise.
3931 (handle_const_call): Likewise.
3932 (create_function_info_for): Do not set decl.
3934 2009-06-19 Ian Lance Taylor <iant@google.com>
3936 * config/rs6000/rs6000.c (rs6000_explicit_options): Make static.
3937 (rs6000_attribute_table): Make static; move before use.
3939 2009-06-19 Eric Botcazou <ebotcazou@adacore.com>
3941 * tree.c (substitute_in_expr) <COMPONENT_REF>: Tweak and reformat.
3942 <tcc_vl_exp>: Call process_call_operands on the new CALL_EXPR.
3943 Propagate the TREE_READONLY flag without overwriting it.
3944 (substitute_placeholder_in_expr) <tcc_vl_exp>: Likewise.
3945 Propagate the TREE_READONLY flag onto the result.
3946 (process_call_operands): Move around. Use correct constant value.
3948 2009-06-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3951 * config/arm/arm.c (thumb_shiftable_const): Truncate val to 32 bits.
3952 * config/arm/arm.md: Likewise.
3954 2009-06-19 Ian Lance Taylor <iant@google.com>
3956 * tree-cfg.c (gimple_redirect_edge_and_branch): Change ERROR_MARK
3957 to GIMPLE_ERROR_MARK.
3959 * c-typeck.c (build_conditional_expr): Add op1_original_type and
3960 op2_original_type parameters. Warn about using different enum types.
3961 * c-parser.c (c_parser_conditional_expression): Pass original
3962 types to build_conditional_expr.
3963 * c-tree.h (build_conditional_expr): Update declaration.
3965 2009-06-19 Ian Lance Taylor <iant@google.com>
3967 * config/i386/i386.c (ix86_function_specific_save): Test that
3968 fields match values, rather than testing the values are in a
3971 2009-06-19 Richard Guenther <rguenther@suse.de>
3973 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Handle
3975 (ptr_derefs_may_alias_p): Likewise.
3976 (ptr_deref_may_alias_ref_p_1): New function.
3977 (ptr_deref_may_alias_ref_p): Likewise.
3978 (ref_maybe_used_by_call_p_1): Handle builtins that are not
3979 covered by looking at the ESCAPED solution.
3980 (call_may_clobber_ref_p_1): Likewise.
3981 * tree-ssa-structalias.c (get_constraint_for_ptr_offset):
3982 Handle NULL_TREE offset. Do not produce redundant constraints.
3983 (process_all_all_constraints): New helper function.
3984 (do_structure_copy): Use it.
3985 (handle_lhs_call): Likewise.
3986 (find_func_aliases): Handle some builtins with pointer arguments
3987 and/or return values explicitly.
3989 2009-06-19 Ian Lance Taylor <iant@google.com>
3991 * varasm.c (const_rtx_hash_1): Remove const qualifier from shift.
3993 2009-06-19 Ian Lance Taylor <iant@google.com>
3995 * rtl.h (SUBREG_PROMOTED_UNSIGNED_P): Add cast to int.
3997 2009-06-19 Ian Lance Taylor <iant@google.com>
3999 * ggc-page.c (ggc_pch_write_object): Initialize emptyBytes.
4000 * sdbout.c (sdb_debug_hooks): Initialize non-SDB_DEBUGGING_INFO
4003 * c-decl.c (finish_decl): If -Wc++-compat, warn about
4004 uninitialized const.
4006 2009-06-19 Ian Lance Taylor <iant@google.com>
4008 * dse.c (struct store_info): Rename bitmap field to bmap. Change
4011 * c-decl.c (in_struct, struct_types): Remove.
4012 (struct c_binding): Add in_struct field.
4013 (c_binding_ptr): Define type, along with VEC.
4014 (struct c_struct_parse_info): Define.
4015 (struct_parse_info): New static variable.
4016 (bind): Initialize in_struct field.
4017 (start_struct): Remove enclosing_in_struct and
4018 enclosing_struct_types parameters. Add
4019 enclosing_struct_parse_info parameter. Change all callers. Set
4020 struct_parse_info rather than in_struct and struct_types.
4021 (grokfield): If -Wc++-compat and there is a symbol binding for the
4022 field name, set the in_struct flag and push it on the
4023 struct_parse_info->fields vector.
4024 (warn_cxx_compat_finish_struct): New static function.
4025 (finish_struct): Remove enclosing_in_struct and
4026 enclosing_struct_types parameters. Add
4027 enclosing_struct_parse_info parameter. Change all callers. Don't
4028 set C_TYPE_DEFINED_IN_STRUCT here. Call
4029 warn_cxx_compat_finish_struct. Free struct_parse_info and set to
4030 parameter. Only push on struct_types if warn_cxx_compat.
4031 (finish_enum): Only push on struct_types if warn_cxx_compat.
4032 (declspecs_add_type): Add loc parameter. Change all callers.
4033 Change all error calls to error_at. Pass loc, not input_location,
4034 to pedwarn calls. Warn if -Wc++-compat and a typedef name is
4035 defined in a struct. If -Wc++-compat and parsing a struct, record
4036 that a typedef name was used.
4037 * c-parser.c (c_parser_declspecs): Get location to pass to
4039 (c_parser_struct_or_union_specifier): Update calls to start_struct
4041 * c-tree.h (struct c_struct_parse_info): Declare.
4042 (finish_struct, start_struct): Update declarations.
4043 (declspecs_add_type): Update declaration.
4045 2009-06-19 Ian Lance Taylor <iant@google.com>
4047 * c-decl.c (grokdeclarator): If -Wc++-compat, warn about a global
4048 variable with an anonymous type.
4050 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
4052 * see.c: Remove for real.
4054 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
4056 * optabs.h (enum optab_index): Add new OTI_significand.
4057 (significand_optab): Define corresponding macro.
4058 * optabs.c (init_optabs): Initialize significand_optab.
4059 * genopinit.c (optabs): Implement significand_optab using
4060 significand?f2 patterns.
4061 * builtins.c (expand_builtin_mathfn): Handle
4062 BUILT_IN_SIGNIFICAND{,F,L}.
4063 (expand_builtin): Expand BUILT_IN_SIGNIFICAND{,F,L} using
4064 expand_builtin_mathfn if flag_unsafe_math_optimizations is set.
4066 * config/i386/i386.md (significandxf2, significand<mode>2): New
4067 expanders to implement significandf, significand and significandl
4068 built-ins as inline x87 intrinsics.
4070 2009-06-18 Anatoly Sokolov <aesok@post.ru>
4072 * config/avr/avr.c (avr_override_options): Remove setting value of
4073 PARAM_INLINE_CALL_COST.
4075 2009-06-18 Richard Henderson <rth@redhat.com>
4078 * tree-pass.h (TDF_ASMNAME): New.
4079 * tree-dump.c (dump_options): Add asmname.
4080 * doc/invoke.texi: Document it.
4082 * tree-pretty-print.c (maybe_dump_asm_name): Merge into...
4083 (dump_decl_name): ...here.
4084 (dump_function_name): New flags arg; mind TDF_ASMNAME.
4085 (dump_generic_node): Update dump_function_name calls.
4086 (print_call_name): New flags arg; update all dump calls.
4087 * diagnostic.h (print_call_name): Update.
4088 * gimple-pretty-print.c (dump_gimple_call): Update.
4090 2009-06-18 H.J. Lu <hongjiu.lu@intel.com>
4093 * config/i386/i386.h (CLASS_LIKELY_SPILLED_P): Add SSE_FIRST_REG.
4095 2009-06-18 Diego Novillo <dnovillo@google.com>
4097 * doc/plugins.texi: Document plugin_is_GPL_compatible.
4098 * plugin.c (str_license): Declare.
4099 (try_init_one_plugin): Assert that the symbol
4100 'plugin_is_GPL_compatible' exists.
4102 2009-06-18 Sergei Dyshel <sergeid@il.ibm.com>
4105 * Makefile.in (OBJS-common): Remove see.o.
4107 * common.opt (fsee): Mark as preserved for backward compatibility.
4108 * opts.c (common_handle_option): Add OPT_fsee to the backward
4109 compatibility section.
4110 * passes.c (init_optimization_passes, pass_see): Remove pass.
4111 * timevar.def (TV_SEE): Remove.
4112 * tree-pass.h (pass_see): Remove declaration.
4113 * doc/invoke.texi (-fsee): Remove documentation.
4115 2009-06-18 Martin Jambor <mjambor@suse.cz>
4117 * tree-sra.c: Include statistics.h
4118 (sra_stats): New variable.
4119 (sra_initialize): Clear sra_stats.
4120 (create_access_replacement): Increment sra_stats.replacements.
4121 (get_access_replacement): Do not return twice.
4122 (analyze_all_variable_accesses): Increment statistics counter by the
4123 number of scalarized aggregates.
4124 (generate_subtree_copies): Increment sra_stats.subtree_copies.
4125 (sra_modify_expr): Increment sra_stats.exprs.
4126 (load_assign_lhs_subreplacements): Increment sra_stats.subreplacements.
4127 (sra_modify_assign): Increment sra_stats.exprs,
4128 sra_stats.separate_lhs_rhs_handling and sra_stats.deleted.
4129 (perform_intra_sra): Update statistics counters.
4130 * Makefile.in (tree-sra.o): Add statistics.h to dependencies.
4132 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
4134 * config/arm/arm.c (TARGET_SCALAR_MODE_SUPPORTED_P): Redefine.
4135 (arm_scalar_mode_supported_p): New function.
4137 2009-06-18 Paul Brook <paul@codesourcery.com>
4138 Sandra Loosemore <sandra@codesourcery.com>
4140 * config/arm/sfp-machine.h (_FP_NANFRAC_H, _FP_NANSIGN_H): Define.
4141 (__extendhfsf2, __truncsfhf2): Define.
4142 * config/arm/fp16.c: New file.
4143 * config/arm/t-bpabi (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
4144 * config/arm/t-symbian (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
4146 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
4148 * doc/extend.texi (Half-Precision): New section.
4149 * doc/invoke.texi (Option Summary): List -mfp16-format.
4150 (ARM Options): List neon-fp16 as -mfpu value. Document -mfp16-format.
4151 * config/arm/arm.opt (mfp16-format=): New.
4152 * config/arm/arm.c: Include intl.h.
4153 (TARGET_INVALID_PARAMETER_TYPE): Redefine.
4154 (TARGET_INVALID_RETURN_TYPE): Redefine.
4155 (TARGET_PROMOTED_TYPE): Redefine.
4156 (TARGET_CONVERT_TO_TYPE): Redefine.
4157 (arm_fp16_format): Define.
4158 (all_fpus): Add entry for neon-fp16.
4159 (fp_model_for_fpu): Likewise.
4160 (struct fp16_format): Declare.
4161 (all_fp16_formats): Define.
4162 (arm_init_libfuncs): Add entries for HFmode conversions and arithmetic
4164 (arm_override_options): Set arm_fp16_format. Call sorry for fp16
4166 (arm_legitimate_index_p): Treat HFmode like HImode.
4167 (thumb1_legitimate_address_p): Make it recognize HFmode constants.
4168 (coproc_secondary_reload_class): Special-case HFmode.
4169 (arm_print_operand): Add 'z' specifier for vld1.16/vst1.16.
4170 (arm_hard_regno_mode_ok): Allow HFmode values in VFP registers.
4171 (arm_init_fp16_builtins): New.
4172 (arm_init_builtins): Call it.
4173 (arm_invalid_parameter_type): New.
4174 (arm_invalid_return_type): New.
4175 (arm_promoted_type): New.
4176 (arm_convert_to_type).
4177 (arm_file_start): Deal with neon-fp16 as fpu_name. Emit tag for fp16
4179 (arm_emit_fp16_const): New function.
4180 (arm_mangle_type): Mangle __fp16 as "Dh".
4181 * config/arm/arm.h (TARGET_VFPD32): Make it know about
4183 (TARGET_NEON_FP16): New.
4184 (TARGET_NEON): Make it know about FPUTYPE_NEON_FP16.
4185 (enum fputype): Add FPUTYPE_NEON_FP16.
4186 (enum arm_fp16_format_type): Declare.
4187 (arm_fp16_format): Declare.
4188 (LARGEST_EXPONENT_IS_NORMAL): Define.
4189 * config/arm/arm-protos.h (arm_emit_fp16_const): Declare.
4190 * config/arm/arm-modes.def (HFmode): Define.
4191 * config/arm/vfp.md: (*movhf_vfp): New.
4194 * config/arm/arm.md: (fpu): Add neon_fp16.
4195 (floatsihf2, floatdihf2): New.
4196 (fix_trunchfsi2, fix_trunchfdi2): New.
4200 (*arm32_movhf): New.
4201 (*thumb1_movhf): New.
4202 (consttable_2): Add check for HFmode constants.
4203 (consttable_4): Handle HFmode constants.
4205 2009-06-18 Uros Bizjak <ubizjak@gmail.com>
4207 * convert.c (convert_to_integer): Convert (int)logb() into ilogb().
4209 2009-06-17 Olivier Hainque <hainque@adacore.com>
4211 * collect2.c (main): Use CONST_CAST2 to perform char ** to
4212 const char ** conversion in AIX specific section.
4214 2009-06-17 H.J. Lu <hongjiu.lu@intel.com>
4216 * config/i386/i386.c (ix86_special_builtin_type): Remove
4217 UINT64_FTYPE_PINT. Add UINT64_FTYPE_PUNSIGNED.
4218 (bdesc_special_args): Updated.
4219 (ix86_init_mmx_sse_builtins): Likewise.
4220 (ix86_expand_special_args_builtin): Likewise.
4222 2009-06-17 Richard Henderson <rth@redhat.com>
4224 * tree-pretty-print.c (maybe_dump_asm_name): New.
4225 (dump_decl_name): Use it.
4226 (PRINT_FUNCTION_NAME): Merge into...
4227 (dump_function_name): ... here. Use maybe_dump_asm_name.
4229 2009-06-17 Cary Coutant <ccoutant@google.com>
4231 * dbxout.c (dbxout_source_line): Add is_stmt parameter.
4233 * debug.c (struct gcc_debug_hooks): Change placeholder for
4235 (debug_nothing_int_charstar_int): Replaced by...
4236 (debug_nothing_int_charstar_int_bool): ...this.
4237 * debug.h (struct gcc_debug_hooks): Add is_stmt parameter to
4238 source_line prototype.
4239 (debug_nothing_int_charstar_int): Replaced by...
4240 (debug_nothing_int_charstar_int_bool): ...this.
4241 * defaults.h (SUPPORTS_DISCRIMINATOR): New constant.
4242 * dwarf2out.c (dwarf2out_source_line): Add is_stmt parameter.
4243 Output is_stmt operand when necessary.
4244 * final.c (final_scan_insn): Pass is_stmt to source_line debug hook.
4245 (notice_source_line): Add is_stmt parameter.
4246 * sdbout.c (sdbout_source_line): Add is_stmt parameter.
4247 * vmsdbgout.c (vmsdbgout_source_line): Add is_stmt parameter.
4249 * xcoffout.c (xcoffout_source_line): Add is_stmt parameter.
4250 * xcoffout.h (xcoffout_source_line): Add is_stmt parameter.
4252 2009-06-17 Ian Lance Taylor <iant@google.com>
4254 * expr.c (struct move_by_pieces_d): Rename from move_by_pieces.
4256 (struct store_by_pieces_d): Rename from store_by_pieces. Change
4259 2009-06-17 Adam Nemet <anemet@caviumnetworks.com>
4261 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS,
4262 STRIP_USELESS_TYPE_CONVERSION): Use tree_strip_nop_conversions,
4263 tree_strip_sign_nop_conversions and
4264 tree_ssa_strip_useless_type_conversions rather than stripping
4265 the operations here.
4266 (tree_strip_nop_conversions, tree_strip_sign_nop_conversions):
4268 * gimple.h (tree_ssa_strip_useless_type_conversions): Declare it.
4269 * tree-ssa.c (tree_ssa_strip_useless_type_conversions): New function.
4270 * tree.c (tree_nop_conversion, tree_sign_nop_conversion,
4271 tree_strip_nop_conversions, tree_strip_sign_nop_conversions): New
4274 2009-06-17 Michael Eager <eager@eagercon.com>
4276 * config/rs6000/constraints.md (register_constraint "d"): New.
4277 * config/rs6000/dfp.md (movsd_store, extendsddd2, extendsdtd2,
4278 truncddsd2, *negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
4279 *movdd_hardfloat32, *movdd_hardfloat64_mfpgpr, *movdd_hardfloat64,
4280 *negtd2_fp, *abstd2_fpr, *nabstd2_fpr, *movtd_internal, extendddtd2,
4281 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
4282 divtd3, *cmpdd_internal1, *cmptd_internal1, floatditd2, ftruncdd2,
4283 fixdddi2, ftrunctd2, fixtddi2): replace 'f' constraint with 'd'
4284 * config/rs6000/ppu_intrinsics.h (__mffs, __mtfsf, __mtfsfi, __fabs,
4285 __fnabs, __fmadd, __fmsub, __fnmadd, __fnmsub, __fsel, __frsqrte,
4286 __fsqrt, __fmul, __fmuls, __frsp, __fcfid, __fctid, __fctidz, __fctiw,
4288 * config/rs6000/rs6000.md (*extendsfdf2_fpr, *truncdfsf2_fpr,
4289 *fseldfsf4, *negdf2_fpr, *absdf2_fpr, *nabsdf2_fpr, *adddf3_fpr,
4290 *subdf3_fpr, *muldf3_fpr, *divdf3_fpr, recipdf3, fred, sqrtdf2,
4291 *fseldfdf4, *fselsfdf4, *floatsidf2_internal, *floatunssidf2_internal,
4292 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
4293 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2, rounddf2,
4294 stfiwx, floatdidf2, fix_truncdfdi2, floatdisf2_internal1,
4295 *movdf_hardfloat32, *movdf_hardfloat64_mfpgpr, *movdf_hardfloat64,
4296 *movtf_internal, *extenddftf2_internal, trunctfdf2_internal1,
4297 trunctfdf2_internal2, trunctfsf2_fprs, fix_trunc_helper,
4298 *fix_trunctfsi2_internal, negtf2_internal, *movdi_internal32,
4299 *movdi_mfpgpr, *movdi_internal64, *movdf_update1, *movdf_update2,
4300 *cmpdf_internal1, *cmptf_internal1, *cmptf_internal2): Same.
4301 * doc/md.texi: Describe PowerPC 'd' constraint, update 'f' constraint.
4303 2009-06-16 Ian Lance Taylor <iant@google.com>
4305 * profile.c (total_num_never_executed): Don't define.
4306 (compute_branch_probabilities): Don't count or print
4308 (init_branch_prob): Don't set total_num_never_executed.
4309 (end_branch_prob): Don't print total_num_never_executed.
4311 2009-06-17 David Daney <ddaney@caviumnetworks.com>
4313 * jump.c (cleanup_barriers): Handle case of no insns before a barrier.
4315 2009-06-17 David Edelsohn <edelsohn@gnu.org>
4317 * config/rs6000/dfp.md (nabsdd2_fpr): Correct mode.
4318 (nabstd2_fpr): Same.
4320 2009-06-17 Steve Ellcey <sje@cup.hp.com>
4322 * expr.c (expand_assignment): Change complex type check.
4324 2009-06-17 Basile Starynkevitch <basile@starynkevitch.net>
4326 * doc/plugins.texi (Building GCC plugins): Added new section.
4328 2009-06-17 Ian Lance Taylor <iant@google.com>
4330 * c-pch.c (get_ident): Don't set size of templ array.
4331 (pch_init): Don't set size of partial_pch array.
4333 * c-typeck.c (digest_init): If -Wc++-compat, warn about using a
4334 string constant to intialize an array whose size is the length of
4337 2009-06-17 Richard Guenther <rguenther@suse.de>
4339 PR tree-optimization/40389
4340 * tree-ssa-structalias.c (handle_rhs_call): Restrict NRV case
4341 to addressable types.
4342 * gimple.c (walk_stmt_load_store_addr_ops): Likewise.
4344 2009-06-17 Richard Guenther <rguenther@suse.de>
4347 * tree-chrec.h (build_polynomial_chrec): If we cannot determine
4348 if there is no evolution of left in the loop bail out.
4349 * tree-chrec.c (chrec_fold_multiply_poly_poly): CSE one
4350 chrec_fold_multiply.
4352 2009-06-16 J"orn Rennecke <joern.rennecke@arc.com>
4353 Janis Johnson <janis187@us.ibm.com>
4356 * config/rs6000/rs6000.c (rs6000_emit_move): Don't emit a USE
4357 for the symbol ref of a constant that is the source of a move
4358 - nor for any other not-obvious-label-ref constants.
4360 2009-06-16 Olatunji Ruwase <tjruwase@google.com>
4362 * plugin.c (position_pass): Skip newly inserted pass during list
4363 traversal to avoid repeated insertion.
4365 2009-06-16 Ian Lance Taylor <iant@google.com>
4367 * vec.h (VEC_stack_alloc): Define different version if
4368 GATHER_STATISTICS is defined, to accept and ignore MEM_STAT.
4369 (DEF_VEC_ALLOC_FUNC_P_STACK): Remove MEM_STAT_DECL.
4370 (DEF_VEC_ALLOC_FUNC_O_STACK): Likewise.
4371 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
4373 2009-06-16 H.J. Lu <hongjiu.lu@intel.com>
4375 * config.gcc (extra_headers): Add ia32intrin.h for x86.
4377 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_BSRSI,
4378 IX86_BUILTIN_BSRDI. IX86_BUILTIN_RDPMC, IX86_BUILTIN_RDTSC.
4379 IX86_BUILTIN_RDTSCP. IX86_BUILTIN_ROLQI, IX86_BUILTIN_ROLHI,
4380 IX86_BUILTIN_RORQI and IX86_BUILTIN_RORHI.
4381 (ix86_special_builtin_type): Add UINT64_FTYPE_VOID,
4382 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
4383 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
4384 (bdesc_special_args): Add __builtin_ia32_rdtsc and
4385 __builtin_ia32_rdtscp.
4386 (bdesc_args): Add __builtin_ia32_bsrsi, __builtin_ia32_bsrdi,
4387 __builtin_ia32_rolqi, __builtin_ia32_rolhi, __builtin_ia32_rorqi
4388 and __builtin_ia32_rorhi.
4389 (ix86_init_mmx_sse_builtins): Handle UINT64_FTYPE_VOID,
4390 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
4391 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
4392 (ix86_expand_args_builtin): Likewise.
4393 (ix86_expand_special_args_builtin): Likewise.
4395 * config/i386/i386.md (UNSPECV_RDTSCP): New.
4396 (UNSPECV_RDTSC): Likewise.
4397 (UNSPECV_RDPMC): Likewise.
4398 (*bsr): Renamed to ...
4400 (*bsr_rex64): Renamed to ...
4404 (*rdpmc_rex64): Likewise.
4407 (*rdtsc_rex64): Likewise.
4409 (*rdtscp): Likewise.
4410 (*rdtscp_rex64): Likewise.
4412 * config/i386/ia32intrin.h: New.
4414 * config/i386/x86intrin.h: Include <ia32intrin.h>.
4416 2009-06-16 Ian Lance Taylor <iant@google.com>
4418 * ira-build.c (copy_info_to_removed_store_destinations):
4419 Initialize parent_a.
4421 2009-06-16 Ian Lance Taylor <iant@google.com>
4423 * c-decl.c (grokdeclarator): Change size_varies to bool.
4425 2009-06-16 Ian Lance Taylor <iant@google.com>
4427 * sel-sched.c: Make forward declarations of move_op_hooks and
4428 fur_hooks explicitly extern.
4430 2009-06-16 Ian Lance Taylor <iant@google.com>
4432 * df-problems.c (df_byte_lr_alloc): Don't set problem_data to itself.
4433 * vec.c (vec_gc_o_reserve_1): Don't set alloc to itself.
4435 2009-06-16 Ian Lance Taylor <iant@google.com>
4437 * resource.c (mark_referenced_resources): Change
4438 include_delayed_effects parameter to bool. Change all callers.
4439 (mark_end_of_function_resources): Likewise.
4440 * reorg.c (insn_references_resource_p): Likewise.
4441 (insn_sets_resource_p): Likewise.
4442 * resource.h (mark_referenced_resources): Update declaration.
4443 (mark_end_of_function_resources): Update declaration.
4445 2009-06-16 David Edelsohn <edelsohn@gnu.org>
4447 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Remove -lstdc++.
4449 2009-06-16 David Edelsohn <edelsohn@gnu.org>
4451 * doc/install.texi (*-*-aix): Update explanation of XLC bootstrap.
4452 GCC can bootstrap on AIX with GNU Binutils 2.20.
4454 2009-06-16 Ian Lance Taylor <iant@google.com>
4456 * Makefile.in (tree-vect-stmts.o): Depend upon $(TOPLEV_H).
4458 2009-06-16 Ian Lance Taylor <iant@google.com>
4460 * toplev.h (floor_log2): If GCC_VERSION >= 3004, declare as static
4461 inline, not extern inline.
4462 (exact_log2): Likewise.
4463 * toplev.c (floor_log2): Only define if GCC_VERSION < 3004. Don't
4465 (exact_log2): Likewise, but don't test CTZ_HWI.
4467 2009-06-16 Ian Lance Taylor <iant@google.com>
4469 * bitmap.c (bitmap_clear): Don't declare as inline.
4470 * gimple.c (gimplify_assign): Likewise.
4471 * tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
4472 * haifa-sched.c (insn_cost): Don't declare with HAIFA_INLINE.
4473 (sched_scan_info): Remove duplicate definition.
4475 2009-06-16 Ian Lance Taylor <iant@google.com>
4477 * c-common.c (skip_evaluation): Don't define.
4478 (c_inhibit_evaluation_warnings): Define global variable.
4479 (overflow_warning): Check c_inhibit_evaluation_warnings rather
4480 than skip_evaluation.
4481 (convert_and_check, warn_for_div_by_zero): Likewise.
4482 * c-common.h (skip_evaluation): Don't declare.
4483 (c_inhibit_evaluation_warnings): Declare.
4484 * c-parser.c (c_parser_typeof_specifier): Set
4485 c_inhibit_evaluation_warnings rather than skip_evaluation.
4486 (c_parser_conditional_expression): Likewise.
4487 (c_parser_binary_expression): Likewise.
4488 (c_parser_sizeof_expression): Likewise.
4489 (c_parser_alignof_expression): Likewise.
4490 * c-typeck.c (build_indirect_ref): Check
4491 c_inhibit_evaluation_warnings rather than skip_evaluation.
4492 (build_conditional_expr, build_binary_op): Likewise.
4494 2009-06-16 Richard Guenther <rguenther@suse.de>
4496 * tree-ssa-alias.c (is_escape_site): Remove.
4497 * tree-ssa-alias.h (enum escape_type): Remove.
4498 (is_escape_site): Likewise.
4499 * tree-ssa-structalias.c (find_func_aliases): Handle escapes
4500 via casts and asms without deferring to is_escape_site.
4502 2009-06-16 Jakub Jelinek <jakub@redhat.com>
4505 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: Don't
4506 use gen_lowpart if op0 has complex mode.
4508 2009-06-16 Richard Guenther <rguenther@suse.de>
4510 * tree-ssa-structalias.c (do_ds_constraint): Stores in global
4511 variables add them to ESCAPED.
4512 (find_func_aliases): Do not make all indirectly stored values escaped.
4514 2009-06-16 Rafael Avila de Espindola <espindola@google.com>
4516 * config/i386/winnt.c (i386_pe_encode_section_info): Update call to
4519 2009-06-16 Martin Jambor <mjambor@suse.cz>
4521 PR tree-optimization/40432
4522 * tree-sra.c (sra_modify_assign): When creating VIEW_CONVERT_EXPR,
4523 check whether we need to force gimple register operand.
4525 2009-06-16 Martin Jambor <mjambor@suse.cz>
4527 PR tree-optimization/40413
4528 * tree-sra.c (load_assign_lhs_subreplacements): Pass offset to
4529 build_ref_for_offset.
4530 (propagate_subacesses_accross_link): Fix a typo in a comment.
4532 2009-06-16 Ira Rosen <irar@il.ibm.com>
4534 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
4535 with additional parameter.
4536 * tree-vectorizer.h (enum vect_def_type): Add new value
4538 (enum vect_relevant): Add comments.
4539 (vect_is_simple_reduction): Add new argument.
4540 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Add comments.
4541 Detect nested cycles.
4542 (vect_is_simple_reduction): Update documentation, add an argument to
4543 distinguish inner-loop reduction from nested cycle, detect nested
4544 cycles, fix printings and indentation, don't swap operands in case
4546 (get_initial_def_for_reduction): Handle subtraction.
4547 (vect_create_epilog_for_reduction): Add new argument to specify
4549 (vect_finalize_reduction): Handle subtraction, fix comments.
4550 (vectorizable_reduction): Handle nested cycles. In case of nested
4551 cycle keep track of the reduction variable position. Call
4552 vect_is_simple_reduction with additional parameter. Use original
4553 statement code in reduction epilogue for nested cycle. Call
4554 vect_create_epilog_for_reduction with additional parameter.
4555 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Assert
4556 inner-loop vectorization.
4557 (vect_recog_widen_sum_pattern): Likewise.
4558 * tree-vect-stmts.c (process_use): Distinguish between nested cycles
4560 (vect_mark_stmts_to_be_vectorized): Likewise.
4561 (vect_get_vec_def_for_operand): Handle nested cycles.
4563 2009-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4565 * doc/invoke.texi (Debugging Options): Fix option index entries
4566 for -fdump-statistics, -frandom-seed add entries for
4567 -fdump-tree-original, -fdump-tree-optimized, -frandom-seed.
4568 (FRV Options): Fix entries for -mTLS, -mtls.
4569 (HPPA Options): Fix entries for -mgnu-ld, -mhp-ld.
4570 (i386 and x86-64 Options): Fix entry for -mno-red-zone.
4571 (M68hc1x Options): Fix @itemx for -mnominmax.
4572 (MCore Options): Fix entry for -mno-lsim.
4573 (MMIX Options): Fix entry for -mabi=mmixware.
4574 (PDP-11 Options): Fix entry for -mbcopy-builtin.
4576 2009-06-16 Basile Starynkevitch <basile@starynkevitch.net>
4578 * doc/plugins.texi (Interacting with the GCC Garbage Collector):
4579 Mention the plugin mode of gengtype.
4580 * doc/gty.texi (Source Files Containing Type Information): Likewise.
4581 * gengtype.c: Updated copyright.
4582 (plugin_files, nb_plugin_files) Added new static variables.
4583 (measure_input_list) Care about plugin_files.
4584 (write_rtx_next): Added early return in plugin mode.
4585 (create_file): Updated copyright year in generated file. Added
4587 (oprintf): Added early return if NULL outf.
4588 (get_output_file_with_visibility): Care of plugin_files.
4589 (get_output_file_name): May return null.
4590 (write_local): Added early return.
4591 (put_mangled_filename): Ditto.
4592 (finish_root_table): Added check for base_files.
4593 (write_roots): Care about null when plugins.
4594 (main): Added plugin mode.
4596 2009-06-15 Ian Lance Taylor <iant@google.com>
4598 * df-problems.c (df_simulate_one_insn_forwards): Fix braces in switch.
4599 * gcov.c (read_count_file): Add braces around variables declared
4602 * c.opt (Wjump-misses-init): New warning.
4603 * c-opts.c (c_common_handle_option): Set warn_jump_misses_init for
4604 -Wall and -Wc++-compat if not already set.
4605 (c_common_post_options): Clear warn_jump_misses_init if it was not
4607 * c-decl.c (struct c_binding): Change type field to a union with
4608 new label field. Make it the first field in the struct. Update
4609 references to type to use u.type instead.
4610 (struct c_spot_bindings): Define.
4611 (struct c_goto_bindings): Define.
4612 (c_goto_bindings_p): Define, along with VECs.
4613 (struct c_label_vars): Define.
4614 (struct c_scope): Add has_label_bindings field.
4615 (bind_label, set_spot_bindings): New static functions.
4616 (decl_jump_unsafe, update_spot_bindings): New static functions.
4617 (update_label_decls): New static function.
4618 (pop_scope): Call update_label_decls. Don't call c_end_vm_scope.
4619 Update binding u.label field to shadowed field.
4620 (c_binding_start_stmt_expr): New function.
4621 (c_binding_end_stmt_expr): New function.
4622 (pushdecl): Don't call c_begin_vm_scope.
4623 (make_label): Add defining and p_label_vars parameters. Change
4625 (lookup_label): Correct test for whether a label has not yet been
4626 defined. Call bind_label rather than bind.
4627 (warn_about_goto): New static function.
4628 (lookup_label_for_goto): New function.
4629 (declare_label): Call bind_label rather than bind.
4630 (check_earlier_gotos): New static function.
4631 (define_label): Don't give errors about jumping into statement
4632 expressions or scopes of variably modified types. Call
4633 set_spot_bindings and check_earlier_gotos. Call bind_label
4634 instead of bind. Don't set label_context_stack_se or
4635 label_context_stack_vm.
4636 (c_get_switch_bindings): New function.
4637 (c_release_switch_bindings): New function.
4638 (c_check_switch_jump_warnings): New function.
4639 (start_function): Don't set label_context_stack_se or
4640 label_context_stack_vm.
4641 (finish_function): Likewise.
4642 * c-typeck.c (label_context_stack_se): Don't define.
4643 (label_context_stack_vm): Don't define.
4644 (c_finish_goto_label): Call lookup_label_for_goto rather than
4645 lookup_label. Don't give errors about jumping into a statement
4646 expression or the scope of a variably modified type. Don't set
4647 label_context_stack_se or label_context_stack_vm.
4648 (struct c_switch): Remove blocked_stmt_expr and blocked_vm
4649 fields. Add bindings field.
4650 (c_start_case): Don't set deleted fields. Set bindings field.
4651 (do_case): Rework order of tests. Don't check blocked_stmt_expr
4652 or blocked_vm. Call c_check_switch_jump_warnings.
4653 (c_finish_case): Don't test blocked_stmt_expr field. Call
4654 c_release_switch_bindings.
4655 (c_begin_stmt_expr): Don't increment blocked_stmt_expr in
4656 c_switch_stack. Don't walk label_context_stack_se labels. Don't
4657 set label_context_stack_se. Call c_bindings_start_stmt_expr.
4658 (c_finish_stmt_expr): Don't decrement blocked_stmt_expr in
4659 c_switch_stack. Don't walk label_context_stack_se labels. Don't
4660 set label_context_stack_se. Call c_bindings_end_stmt_expr.
4661 (c_begin_vm_scope, c_end_vm_scope): Don't define.
4662 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR): Don't define.
4663 (C_DECL_UNDEFINABLE_STMT_EXPR): Don't define.
4664 (C_DECL_UNJUMPABLE_VM): Don't define.
4665 (C_DECL_UNDEFINABLE_VM): Don't define.
4666 (struct c_label_list): Don't define.
4667 (struct c_label_context_se): Don't define.
4668 (struct c_label_context_vm): Don't define.
4669 (struct c_spot_bindings): Declare.
4670 (c_bindings_start_stmt_expr): Declare.
4671 (c_bindings_end_stmt_expr): Declare.
4672 (lookup_label_for_goto): Declare.
4673 (c_get_switch_bindings, c_release_switch_bindings): Declare.
4674 (c_check_switch_jump_warnings): Declare.
4675 (label_context_stack_se, label_context_stack_vm): Don't declare.
4676 (c_finish_goto_label): Update declaration.
4677 (c_begin_vm_scope, c_end_vm_scope): Don't declare.
4678 * doc/invoke.texi (Option Summary): Mention -Wjump-misses-init.
4679 (Warning Options): Document -Wjump-misses-init.
4681 2009-06-15 Jakub Jelinek <jakub@redhat.com>
4683 * tree-object-size.c (addr_object_size): Fix a pasto in the last
4686 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
4688 * cgraph.c (cgraph_make_node_local): Use DECL_COMDAT_GROUP.
4690 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
4692 * except.c (init_eh): Use BUILTINS_LOCATION when calling build_decl.
4694 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
4696 * tree-eh.c (lower_try_finally_switch): Initialize tf_loc.
4698 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
4700 * cgraphunit.c (cgraph_function_versioning,save_inline_function_body):
4701 Use DECL_COMDAT_GROUP instead of DECL_ONE_ONLY.
4702 * cgraph.c (cgraph_create_virtual_clone): Use DECL_COMDAT_GROUP.
4703 * config/i386/i386.c (ix86_file_end): Compute DECL_COMDAT_GROUP.
4704 * dwarf2asm.c (dw2_force_const_mem): Update call to
4706 * langhooks-def.h (lhd_comdat_group, LANG_HOOKS_COMDAT_GROUP): Remove.
4707 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_COMDAT_GROUP.
4708 * langhooks.c (lhd_comdat_group): Remove.
4709 * langhooks.h (lang_hooks_for_decls): Remove comdat_group.
4710 * tree.h (DECL_COMDAT_GROUP): New.
4711 (DECL_ONE_ONLY): Use DECL_COMDAT_GROUP.
4712 (tree_decl_with_vis): Add comdat_group. Remove one_only.
4713 (make_decl_one_only): Change signature.
4714 * varasm.c (get_emutls_init_templ_addr, emutls_decl): Update call to
4716 (make_decl_one_only): Change signature.
4717 (default_elf_asm_named_section): Use DECL_COMDAT_GROUP.
4719 2009-06-15 Richard Guenther <rguenther@suse.de>
4722 * tree.c (widest_int_cst_value): Fix bootstrap on 32bit HWI hosts.
4724 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4726 * tree-ssa-math-opts.c: Remove extra divide.
4728 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4730 * config/s390/s390.md ("bswap<mode>2"): Only available on z900.
4732 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4734 * passes.c: Add bswap pass.
4735 * tree-pass.h: Add pass_optimize_bswap declaration.
4736 * tree-ssa-math-opts.c: Include diagnostics.h for print_gimple_stmt.
4737 Include rtl.h, expr.h and optabs.h for optab_handler check.
4738 (struct symbolic_number, pass_optimize_bswap): New definition.
4739 (do_shift_rotate, verify_symbolic_number_p): New functions.
4740 (find_bswap_1, find_bswap, execute_optimize_bswap): New functions.
4741 (gate_optimize_bswap): New function.
4742 * tree.c (widest_int_cst_value): New function.
4743 * tree.h (widest_int_cst_value): Prototype added.
4745 2009-06-14 Steven Bosscher <steven@gcc.gnu.org>
4747 * cfgcleanup.c (old_insns_match_p): Remove code to substitute
4748 REG_EQUAL/REG_EQUIV notes.
4750 2009-06-14 Richard Guenther <rguenther@suse.de>
4753 * gimple.c (walk_stmt_load_store_addr_ops): The LHS of a call
4754 has its address taken if NRV was applied and it is addressable.
4755 * tree-ssa-structalias.c (get_constraint_for_address_of): New
4756 function split out from ...
4757 (get_constraint_for_1): ... here.
4758 (handle_rhs_call): Use it to mark the return slot escaped if
4759 it is addressable and NRV was applied.
4761 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
4763 * config/rs6000/rs6000-protos.h (altivec_resolve_overloaded_builtin):
4764 Change first argument type to location_t.
4765 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Same.
4766 Do not set input_location.
4767 Use loc instead of input_location throughout.
4769 2009-06-13 Richard Guenther <rguenther@suse.de>
4771 PR tree-optimization/40421
4772 * tree-predcom.c (should_unroll_loop_p): Remove.
4773 (tree_predictive_commoning_loop): Use can_unroll_loop_p.
4775 2009-06-13 Michael Meissner <meissner@linux.vnet.ibm.com>
4777 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
4778 Add location argument.
4780 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
4782 * config/alpha/alpha.c (alpha_build_builtin_va_list): Pass location to
4784 * config/s390/s390.c (s390_build_builtin_va_list): Same.
4785 (s390_gimplify_va_arg): Pass location to create_artificial_label.
4786 * config/spu/spu-protos.h: Add location to
4787 spu_resolve_overloaded_builtin.
4788 * config/spu/spu.c (spu_build_builtin_va_list): Pass location to
4789 spu_build_builtin_va_list.
4790 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Add location
4791 argument. Pass location to build_function_call_vec.
4792 * config/sh/sh.c (sh_build_builtin_va_list): Pass location to
4794 (emit_fpu_switch): Same.
4795 (sh_gimplify_va_arg_expr): Pass location to create_artificial_label.
4796 * config/xtensa/xtensa.c (xtensa_build_builtin_va_list): Pass location
4797 to build_decl and create_artificial_label.
4798 (xtensa_gimplify_va_arg_expr): Same.
4799 * config/stormy16/stormy16.c (xstormy16_build_builtin_va_list): Same.
4800 (xstormy16_gimplify_va_arg_expr): Same.
4801 * config/iq2000/iq2000.c (iq2000_expand_prologue): Same.
4802 * config/arm/arm.c (arm_build_builtin_va_list): Same.
4803 * config/mips/mips.c (mips_build_builtin_va_list): Same.
4804 (mips16_build_function_stub): Same.
4805 (mips16_build_call_stub): Same.
4807 2009-06-13 Richard Earnshaw <rearnsha@arm.com>
4810 * arm/constraints.md (Pa, Pb): New constraints.
4811 * arm/arm.md (thumb1_addsi3): Support more complex additions. Add a
4812 split pattern to deal with them.
4814 2009-06-13 Joerg Sonnenberger <joerg@britannica.bec.de>
4816 * doc/invoke.texi: Add missing option -Wp,OPTION in list,
4817 fix index entry for -Xpreprocessor.
4819 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
4821 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
4822 Add location argument to build_decl call.
4823 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Same.
4824 (rs6000_init_builtins): Same.
4825 (spe_init_builtins): Same.
4826 (rs6000_gimplify_va_arg): Add location argument to
4827 create_artificial_label call.
4829 2009-06-12 Steven Bosscher <steven@gcc.gnu.org>
4831 * timevar.def (TV_COMBINE_STACK_ADJUST): New timevar.
4832 * combine-stack-adj.c (pass_stack_adjustments): Use it.
4833 * Makefile.in: Fix GGC dependency for gcse.o.
4835 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
4837 * tree-pretty-print.c (dump_generic_node): Dump column numbers.
4838 * gimple-pretty-print.c (dump_gimple_stmt): Same.
4839 * gimplify.c (gimplify_modify_expr): Set location for GIMPLE_ASSIGNs
4841 * c-parser.c (c_parser_binary_expression): Use current column while
4842 building binary operations.
4843 * common.opt (fshow-column): Enable by default.
4844 * tree-vrp.c (check_array_ref): Use warning_at.
4845 (check_array_bounds): Use location from call back if expr has no
4847 * tree.h: Add location argument to maybe_fold_*.
4848 * tree-ssa-ccp.c (ccp_fold): Pass location to maybe_fold_*.
4849 (maybe_fold_offset_to_array_ref): Add location argument and use it.
4850 (maybe_fold_offset_to_component_ref): Same.
4851 (maybe_fold_offset_to_reference): Same.
4852 (maybe_fold_offset_to_address): Same.
4853 (maybe_fold_stmt_indirect): Same.
4854 (maybe_fold_stmt_addition): Same.
4855 (fold_stmt_r): Pass location to maybe_fold_*.
4856 (fold_gimple_assign): Same.
4857 * c-tree.h: Add location argument to finish_decl,
4858 default_function_array_conversion, store_init_value.
4859 * c-decl.c (define_label): Use error_at.
4860 (c_make_fname_decl): Pass location to finish_decl.
4861 (finish_decl): New location argument.
4862 (build_compound_literal): Pass location to store_init_value.
4863 (grokdeclarator): Pass location to finish_decl.
4865 * c-typeck.c (array_to_pointer_conversion): New location argument.
4866 (function_to_pointer_conversion): Same.
4867 (default_function_array_conversion): Same.
4868 (parser_build_unary_op): Pass location to overflow_warning.
4869 (parser_build_binary_op): Same. Use warning_at.
4870 (build_unary_op): Pass location to array_to_pointer_conversion.
4871 (build_c_cast): Pass location to digest_init.
4872 (build_modify_expr): New location argument.
4873 (convert_for_assignment): Same.
4874 (store_init_value): Same.
4875 (digest_init): Same.
4876 (output_init_element): Pass location to digest_init and
4877 array_to_pointer_conversion.
4878 (c_finish_return): Pass location to convert_for_assignment.
4879 * gimplify.c (gimplify_conversion): Pass location to
4880 maybe_fold_offset_to_address.
4881 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Pass location
4882 to maybe_fold_stmt_addition.
4883 * c-omp.c (c_finish_omp_atomic): Pass new location to
4885 (c_finish_omp_for): Same.
4886 * c-common.c (overflow_warning): New argument.
4887 * c-common.h: New argument to build_modify_expr, overflow_warning.
4888 * c-parser.c (c_parser_declaration_or_fndef): Pass location to
4890 (c_parser_initializer): Pass location to
4891 default_function_array_conversion.
4892 (c_parser_initelt): Same.
4893 (c_parser_initval): Same.
4894 (c_parser_asm_operands): Same.
4895 (c_parser_expr_no_commas): Same. Pass location to build_modify_expr.
4896 (c_parser_conditional_expression): Same.
4897 (c_parser_binary_expression): Add location info to stack. Use it.
4898 (c_parser_unary_expression): Pass location to
4899 default_function_array_conversion, parser_build_unary_op,
4900 build_indirect_ref, c_parser_postfix_expression_after_primary.
4901 (c_parser_postfix_expression_after_primary): New location argument.
4903 (c_parser_expression_conv): Pass location to
4904 default_function_array_conversion.
4905 (c_parser_expr_list): Same.
4906 (c_parser_omp_atomic): Same.
4907 (c_parser_omp_for_loop): Same.
4908 * c-tree.h: (struct c_declarator): Add comment to id_loc.
4909 (build_array_declarator): New argument.
4910 * c-decl.c (build_array_declarator): Add location argument.
4911 (grokdeclarator): Set id_loc for cdk_array.
4912 * c-parser.c (c_parser_direct_declarator_inner): Pass location to
4913 build_array_declarator.
4914 * tree.c (build_omp_clause): Add location argument.
4915 * tree.h (OMP_CLAUSE_HAS_LOCATION): New macro.
4916 (OMP_CLAUSE_LOCATION): New macro.
4917 (struct tree_omp_clause): Add location field.
4918 (build_omp_clause): Add argument.
4919 * testsuite/gcc.dg/gomp/for-1.c: Fix column.
4920 * cp/pt.c (tsubst_omp_for_iterator): Pass location to
4922 * cp/parser.c (cp_parser_omp_var_list_no_open): Same.
4923 (cp_parser_omp_clause_collapse): Same.
4924 (cp_parser_omp_clause_default): Same.
4925 (cp_parser_omp_clause_if): Same.
4926 (cp_parser_omp_clause_nowait): Same.
4927 (cp_parser_omp_clause_num_threads): Same.
4928 (cp_parser_omp_clause_ordered): Same.
4929 (cp_parser_omp_clause_schedule): Same.
4930 (cp_parser_omp_clause_untied): Same.
4931 (cp_parser_omp_for_loop): Same.
4932 (cp_parser_omp_parallel): Pass location to c_split_parallel_clauses.
4933 * c-tree.h (c_start_case): Add location argument.
4934 (c_process_expr_stmt): Same.
4935 (c_finish_goto_*): Same.
4936 * tree-parloops.c (initialize_reductions): Pass location to
4938 (create_parallel_loop): Same.
4939 * fortran/trans-openmp.c (gfc_trans_omp_variable_list): Same.
4940 (gfc_trans_omp_reduction_list): Same.
4941 (gfc_trans_omp_clauses): Same.
4942 (gfc_trans_omp_do): Same.
4943 * c-typeck.c (c_finish_goto_label): Same.
4944 (c_finish_goto_ptr): New location argument.
4945 (c_start_case): Same.
4946 (emit_side_effect_warnings): Same.
4947 (c_process_expr_stmt): Same.
4948 (c_finish_stmt_expr): Same.
4949 (c_finish_omp_clauses): Use error_at instead of error.
4950 * gimplify.c (gimplify_adjust_omp_clauses_1): Pass location to
4952 * c-omp.c (c_split_parallel_clauses): New location argument.
4953 * tree-nested.c (convert_nonlocal_reference_stmt): Pass location
4954 to build_omp_clause.
4955 (convert_local_reference_stmt): Same.
4956 (convert_gimple_call): Same.
4957 * c-common.h (c_split_parallel_clauses): New argument.
4958 * c-parser.c (c_parser_statement_after_labels): Pass location to
4959 c_finish_goto_label.
4960 (c_parser_switch_statement): Pass location to c_start_case.
4961 (c_parser_for_statement): Pass location to c_finish_expr_stmt,
4962 and c_process_expr_stmt.
4963 (c_parser_omp_variable_list): Add location argument.
4964 (c_parser_omp_clause_collapse): Pass location to build_omp_clause.
4965 (c_parser_omp_clause_default): Same.
4966 (c_parser_omp_clause_if): Same.
4967 (c_parser_omp_clause_num_threads): Same.
4968 (-c_parser_omp_clause_ordered): Same.
4969 (c_parser_omp_clause_reduction): Pass location to
4970 c_parser_omp_variable_list.
4971 (c_parser_omp_clause_schedule): Pass location to build_omp_clause.
4972 (c_parser_omp_clause_untied): Same.
4973 (c_parser_omp_for_loop): Pass location to c_process_expr_stmt.
4974 (c_parser_omp_parallel): Pass location to c_split_parallel_clauses.
4976 * c-tree.h (check_for_loop_decls, undeclared_variable,
4977 build_component_ref, build_array_ref, build_external_ref,
4978 c_expr_sizeof_expr, c_expr_sizeof_type, parser_build_unary_op,
4979 build_conditional_expr, build_compound_expr, c_cast_expr,
4980 build_c_cast, build_asm_expr, c_end_compound_stmt, c_finish_stmt_expr,
4981 c_finish_return, c_finish_omp_parallel, c_finish_omp_task): New
4983 * c-semantics.c (build_stmt): Same.
4984 (build_case_label): Same.
4985 * c-decl.c (c_finish_incomplete_decl): Pass location on down.
4986 (undeclared_variable): New argument.
4988 (lookup_label): Pass location on down.
4989 (define_label): Same.
4990 (finish_decl): Same.
4991 (build_compound_literal): Same.
4992 (finish_struct): Same.
4993 (finish_function): Do not set location here.
4994 (check_for_loop_decls): New argument.
4995 * tree.c (save_expr): Set location.
4996 (build_empty_stmt): New argument.
4997 * tree.h (build_empty_stmt): New argument to build_empty_stmt.
4998 (CAN_HAVE_LOCATION_P): Make sure we have a non empty node.
4999 * builtins.c (gimplify_va_arg_expr): Use locations.
5000 (expand_builtin_sync_operation): Same.
5001 * c-typeck.c (build_component_ref): New argument.
5002 (build_array_ref): Same.
5003 (build_external_ref): Same.
5004 (c_expr_sizeof_expr): Same.
5005 (c_expr_sizeof_type): Same.
5006 (parser_build_unary_op): Same.
5007 (build_conditional_expr): Same.
5008 (build_compound_expr): Pass location on down.
5009 (build_compound_expr): New argument.
5010 (build_c_cast): Same.
5011 (c_cast_expr): Same.
5012 (build_asm_expr): Same.
5013 (c_finish_return): Same.
5014 (c_process_expr_stmt): Pass location on down.
5015 (c_finish_stmt_expr): New argument.
5016 (push_clenaup): Same.
5017 (c_finish_omp_parallel): Same.
5018 (c_finish_omp_task): Same.
5019 * gimplify.c (gimplify_call_expr): Pass location on down.
5020 * c-omp.c (c_finish_omp_master): New argument.
5021 (c_finish_omp_critical): Same.
5022 (c_finish_omp_ordered): Same.
5023 (c_finish_omp_barrier): Same.
5024 (-c_finish_omp_taskwait): Same.
5025 (c_finish_omp_atomic): Same.
5026 (c_finish_omp_flush): Same.
5027 * tree-inline.c (copy_tree_body_r): Pass location on down.
5028 (inline_forbidden_p): Remove use of input_location.
5029 * c-gimplify.c (c_build_bind_expr): New argument.
5030 * c-common.c (c_common_truthvalue_conversion): Pass location on down.
5031 (c_sizeof_or_alignof_type): New argument.
5032 (c_alignof_expr): Same.
5033 (build_va_arg): Same.
5034 (c_add_case_label): Same.
5035 * c-common.h (c_sizeof_or_alignof_type, c_alignof_expr,
5036 c_sizeof, c_alignof, build_va_arg, build_stmt, build_case_label,
5037 c_build_bind_expr, objc_build_selector_expr, objc_build_throw_stmt,
5038 c_finish_omp_master, c_finish_omp_critical, c_finish_omp_ordered,
5039 c_finish_omp_barrier, c_finish_omp_atomic, c_finish_omp_flush,
5040 c_finish_omp_taskwait, c_finish_omp_for, c_split_parallel_clauses):
5042 * stub-objc.c (objc_build_selector_expr): Same.
5043 (objc_build_throw_stmt): Same.
5044 * c-parser.c (c_parser_declaration_or_fndef): Pass location on down.
5045 (c_parser_initelt): Same.
5046 (c_parser_compound_statement): Same.
5047 (c_parser_compound_statement_nostart): Same.
5048 (c_parser_label): Same.
5049 (c_parser_statement_after_labels): Same.
5050 (c_parser_if_body): Same.
5051 (c_parser_else_body): Same.
5052 (c_parser_if_statement): Same.
5053 (c_parser_switch_statement): Same.
5054 (c_parser_while_statement): Same.
5055 (c_parser_do_statement): Same.
5056 (c_parser_for_statement): Same.
5057 (c_parser_asm_statement): Same.
5058 (c_parser_conditional_expression): Same.
5059 (c_parser_binary_expression): Same.
5060 (c_parser_cast_expression): Same.
5061 (c_parser_unary_expression): Same.
5062 (c_parser_sizeof_expression): Same.
5063 (c_parser_alignof_expression): Same.
5064 (c_parser_postfix_expression): Same.
5065 (c_parser_expression): Same.
5066 (c_parser_objc_receiver): Same.
5067 (c_parser_omp_variable_list): Same.
5068 (c_parser_omp_structured_block): Same.
5069 (c_parser_omp_atomic): New argument.
5070 (c_parser_omp_barrier): Same.
5071 (c_parser_omp_critical): Same.
5072 (c_parser_omp_flush): Pass location on down.
5073 (c_parser_omp_for_loop): New argument.
5074 (c_parser_omp_for): Same.
5075 (c_parser_omp_master): Same.
5076 (c_parser_omp_ordered): Same.
5077 (c_parser_omp_sections_scope): Same.
5078 (c_parser_omp_sections): Same.
5079 (c_parser_omp_parallel): Same.
5080 (c_parser_omp_single): Same.
5081 (c_parser_omp_task): Same.
5082 (c_parser_omp_taskwait): Pass location on down.
5083 (c_parser_omp_construct): Same.
5084 (c_parser_omp_threadprivate): Same.
5085 * dwarf2asm.c, targhooks.c, optabs.c, tree.c, tree.h, target.h,
5086 builtins.c, omp-low.c, cgraphunit.c, tree-call-cdce.c,
5087 tree-ssa-alias.c, gimple-low.c, c-tree.h, expr.c, tree-parloops.c,
5088 c-decl.c, tree-eh.c, langhooks.c, function.c, stor-layout.c,
5089 c-typeck.c, gimplify.c, c-pragma.c, expmed.c, except.c, coverage.c,
5090 emit-rtl.c, cfgexpand.c, tree-mudflap.c, varasm.c, tree-nested.c,
5091 rtl.h, tree-inline.c, tree-profile.c, c-common.c, c-common.h,
5092 tree-switch-conversion.c, tree-cfg.c, ipa-struct-reorg.c, c-parser.c,
5093 config/i386/i386.c, stmt.c:
5094 Add location argument to the following function definitions and/or
5095 function calls: build_decl, objcp_start_struct, objcp_finish_struct,
5096 start_struct, finish_struct, PUSH_FIELD, create_artificial_label,
5097 cp_make_fname_decl, pushtag, implicitly_declare, c_make_fname_decl,
5098 build_compound_literal, parser_xref_tag, resolve_overloaded_builtin,
5099 do_case, c_finish_bc_stmt, build_compound_literal,
5100 build_function_call.
5101 * c-decl.c (build_compound_literal): Add location argument.
5102 Make all diagnostic calls use location.
5103 (start_struct): Same.
5104 (finish_struct): Same.
5106 (build_enumerator): Same.
5107 (start_function): Same.
5108 (grokdeclarator): Make all diagnostic calls use location.
5109 (store_parm_decls_oldstyle): Same.
5110 * c-typeck.c (build_function_call): Add location argument.
5111 Make all diagnostic calls use location.
5113 (c_finish_bc_stmt): Same.
5114 * tree-nested.c (get_trampoline_type): Add argument.
5115 Pass location to build_decl.
5116 (lookup_tramp_for_decl): Pass location to get_trampoline_type.
5117 * rtl.h (RTL_LOCATION): New.
5118 * c-common.c (c_add_case_label): Add location argument.
5119 Make all diagnostic calls use location.
5120 * c-common.h: Add location argument to make_fname_decl, do_case,
5121 c_add_case_label, build_function_call, resolve_overloaded_builtin.
5122 * c-parser.c (c_parser_enum_specifier): Rename ident_loc to enum_loc.
5123 Set it appropriately for every case. Pass enum_loc to start_enum
5124 call. Pass value_loc first to build_enumerator. Pass enum_loc to
5126 (c_parser_struct_or_union_specifier): Save location. Use it for
5127 start_struct, finish_struct, and parser_xref_tag.
5129 2009-06-12 Ian Lance Taylor <iant@google.com>
5131 * fold-const.c (fold_unary): Rename local variable and to and_expr.
5133 * c-opts.c (c_common_handle_option): For -Wc++-compat set
5134 cpp_opts->warn_cxx_operator_names.
5136 2009-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
5139 * tree-ssa-sccvn.c (visit_reference_op_load): If vn_reference_lookup
5140 is returns NULL and OP is a VCE, look through the VCE.
5142 2009-06-12 Ian Lance Taylor <iant@google.com>
5145 * collect2.c (main): Use CONST_CAST2 in code inside #if
5146 LINK_ELIMINATE_DUPLICATE_LDIRECTORIES.
5148 2009-06-12 Joey Ye <joey.ye@intel.com>
5151 * cfgexpand.c (get_decl_align_unit): Update
5152 max_used_stack_slot_alignment with align instead of
5153 stack_alignment_needed.
5155 * function.c (assign_stack_local_1): Update
5156 max_used_stack_slot_alignment with alignment_in_bits instead
5157 of stack_alignment_needed.
5158 (locate_and_pad_parm): Don't update max_used_stack_slot_alignment
5161 2009-06-12 Jakub Jelinek <jakub@redhat.com>
5163 * dwarf2out.c (last_var_location_insn): New variable.
5164 (dwarf2out_end_epilogue): Clear last_var_location_insn.
5165 (dwarf2out_var_location): Don't record anything after last real
5166 insn. Only change labels if there were any real instructions
5167 in between last note and this one, or if changed sections.
5169 2009-06-11 Richard Henderson <rth@redhat.com>
5171 * alpha.c (alpha_expand_prologue): Add a REF_CFA_REGISTER
5172 note when storing the frame pointer in a register.
5173 (FRP): Don't redefine to nothing for epilogue.
5174 (alpha_expand_epilogue): Mark register and sp restores.
5175 (unicosmk_gen_dsib): Don't mark weird frame pointer adjust.
5177 * config/alpha/alpha.c (alpha_emit_setcc): Fix test for
5178 when gen_lowpart is needed.
5180 2009-06-11 Richard Henderson <rth@redhat.com>
5182 * dwarf2out.c (def_cfa_1): Likewise for DW_CFA_cfa_offset.
5184 * dwarf2out.c (need_data_align_sf_opcode): New.
5185 (div_data_align): Move earlier.
5186 (def_cfa_1, reg_save): Use it.
5188 2009-06-11 H.J. Lu <hongjiu.lu@intel.com>
5190 * config/i386/i386.c (OPTION_MASK_ISA_CRC32_SET): New.
5191 (OPTION_MASK_ISA_CRC32_UNSET): Likewise.
5192 (ix86_handle_option): Handle OPT_mcrc32.
5193 (ix86_target_string): Add -mcrc32.
5194 (bdesc_args): Enable crc32 builtins with OPTION_MASK_ISA_CRC32.
5196 * config/i386/i386.h (TARGET_CRC32): New.
5198 * config/i386/i386.md (sse4_2_crc32<mode>): Also check TARGET_CRC32.
5199 (sse4_2_crc32di): Likewise.
5201 * config/i386/i386.opt (mcrc32): New.
5203 * doc/invoke.texi: Document -mcrc32.
5205 2009-06-11 Richard Henderson <rth@redhat.com>
5207 * common.opt (gdwarf-): Accept a version number.
5208 * doc/invoke.texi (gdwarf-): Update docs.
5209 * opth-gen.awk: Special case -gdwarf+ to OPT_gdwarfplus.
5210 * opts.c (common_handle_option) [OPT_gdwarf_]: Verify dwarf
5211 version level, and record it.
5213 * dwarf2.h (DW_CIE_VERSION): Remove.
5214 * dwarf2out.c (DWARF_VERSION): Remove.
5215 (add_fde_cfi): Skip DW_CFA_set_loc addition for dwarf3.
5216 (output_call_frame_info): Use CIE version 3 for dwarf3,
5217 or if the return register column is out of range for version 1.
5218 (dwarf_stack_op_name): Add all dwarf3 values.
5219 (DEBUG_PUBTYPES_SECTION): New.
5220 (size_of_die) [dw_val_class_die_ref]: Handle DW_FORM_ref_addr
5221 encoding change for dwarf3.
5222 (output_die) [dw_val_class_die_ref]: Likewise.
5223 (output_compilation_unit_header): Emit correct version for dwarf3.
5224 (output_line_info): Likewise.
5225 (output_pubnames): Update for DWARF_VERSION removal.
5226 (output_aranges): Likewise.
5227 (gen_subprogram_die): Emit DW_OP_call_frame_cfa if emitting dwarf3.
5228 (dwarf2out_init): Don't ifdef DEBUG_PUBTYPES_SECTION.
5229 (dwarf2out_finish): Likewise.
5231 2009-06-11 David Daney <ddaney@caviumnetworks.com>
5233 * system.h (gcc_assert, gcc_unreachable): Revert accidental commit
5236 2009-06-11 David Daney <ddaney@caviumnetworks.com>
5239 * doc/extend.texi ( __builtin_unreachable): Document new builtin.
5240 * builtins.c (expand_builtin_unreachable): New function.
5241 (expand_builtin): Handle BUILT_IN_UNREACHABLE case.
5242 * builtins.def (BUILT_IN_UNREACHABLE): Add new builtin.
5243 * cfgcleanup.c (try_optimize_cfg): Delete empty blocks with no
5245 * cfgrtl.c (rtl_verify_flow_info): Handle empty blocks when
5246 searching for missing barriers.
5248 2009-06-11 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
5250 * config/darwin.h (LINK_COMMAND_SPEC): Adjust spec to link libcov
5251 when -fprofile-generate* was passed.
5252 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
5254 2009-06-11 Anthony Green <green@moxielogic.com>
5256 * config/moxie/moxie.md: Define length attribute for all instructions.
5258 (*b<cond:code>): Support limited branch ranges for new PC-relative
5259 branch instructions.
5260 * config/moxie/moxie.h (HAS_LONG_UNCOND_BRANCH): Define.
5262 2009-06-11 Jakub Jelinek <jakub@redhat.com>
5264 * config/i386/i386.c (min_insn_size): Use get_attr_length
5265 for normal insns other than TYPE_MULTI, TYPE_OTHER and TYPE_FCMP.
5268 * config/i386/i386.c (ix86_pad_returns): Use emit_jump_insn_before
5269 instead of emit_insn_before.
5271 2009-06-10 Ian Lance Taylor <iant@google.com>
5274 * graphite.c (add_conditions_to_domain): Change SWITCH_EXPR to
5277 2009-06-10 Revital Eres <eres@il.ibm.com>
5279 * passes.c (init_optimization_passes): Reschedule
5280 predictive-commoning pass before complete unroll pass.
5282 2009-06-10 Martin Jambor <mjambor@suse.cz>
5284 * cgraph.c (cgraph_node_can_be_local_p): New function.
5285 (cgraph_make_node_local): New function.
5286 * cgraph.h (cgraph_node_can_be_local_p): Declare.
5287 (cgraph_make_node_local): Declare.
5289 2009-06-10 Nathan Froyd <froydnj@codesourcery.com>
5291 * tree.h (tree_base): Add packed_flag and user_align fields.
5292 Decrease size of spare field.
5293 (TYPE_USER_ALIGN): Use user_align from tree_base.
5294 (DECL_USER_ALIGN): Likewise.
5295 (TYPE_PACKED): Use packed_flag from tree_base.
5296 (DECL_PACKED): Likewise.
5297 (tree_type): Delete packed_flag and user_align fields. Widen
5298 precision field. Widen mode field and shuffle fields to align
5299 mode on an 8-bit boundary.
5300 (tree_decl_common): Delete decl_flag_1 and user_align fields.
5301 Renumber decl_flag_* fields. Fix comments. Widen
5302 decl_common_unused field.
5303 (DECL_HAS_VALUE_EXPR_P): Adjust for renumbering of decl_flag_* fields.
5304 (DECL_EXTERNAL): Likewise.
5305 (DECL_BIT_FIELD): Likewise.
5306 (DECL_NONADDRESSABLE_P): Likewise.
5307 (TYPE_DECL_SUPRESS_DEBUG): Likewise.
5308 * config/arm/arm-modes.def (XImode): Make it an INT_MODE.
5310 2009-06-10 Ian Lance Taylor <iant@google.com>
5312 * vec.h (DEF_VEC_ALLOC_I): Use DEF_VEC_NONALLOC_FUNCS_I.
5313 (DEF_VEC_ALLOC_P): Use DEF_VEC_NONALLOC_FUNCS_P.
5314 (DEF_VEC_ALLOC_O): Use DEF_VEC_NONALLOC_FUNCS_O.
5315 (DEF_VEC_ALLOC_FUNC_P): Only define VEC_OP (T,A,alloc).
5316 (DEF_VEC_NONALLOC_FUNCS_P): New macro, broken out of old
5317 DEF_VEC_ALLOC_FUNC_P.
5318 (DEF_VEC_ALLOC_FUNC_O): Only define VEC_OP (T,A,alloc).
5319 (DEF_VEC_NONALLOC_FUNCS_O): New macro, broken out of old
5320 DEF_VEC_ALLOC_FUNC_O.
5321 (DEF_VEC_ALLOC_FUNC_I): Only define VEC_OP (T,A,alloc).
5322 (DEF_VEC_NONALLOC_FUNCS_I): New macro, broken out of old
5323 DEF_VEC_ALLOC_FUNC_I.
5324 (vec_stack_p_reserve, vec_stack_p_reserve_exact): Declare.
5325 (vec_stack_p_reserve_exact_1): Declare.
5326 (vec_stack_o_reserve, vec_stack_o_reserve_exact): Declare.
5327 (vec_stack_free): Declare.
5328 (VEC_stack_alloc): Define.
5329 (DEF_VEC_ALLOC_P_STACK, DEF_VEC_ALLOC_FUNC_P_STACK): Define.
5330 (DEF_VEC_ALLOC_O_STACK, DEF_VEC_ALLOC_FUNC_O_STACK): Define.
5331 (DEF_VEC_ALLOC_I_STACK, DEF_VEC_ALLOC_FUNC_I_STACK): Define.
5332 * vec.c (void_p): New type. Call DEF_VEC_P and DEF_VEC_ALLOC_P
5334 (stack_vecs): New static variable.
5335 (vec_stack_p_reserve_exact_1): New function.
5336 (vec_stack_o_reserve_1): New static function.
5337 (vec_stack_p_reserve, vec_stack_p_reserve_exact): New functions.
5338 (vec_stack_o_reserve, vec_stack_o_reserve_exact): New functions.
5339 (vec_stack_free): New function.
5340 * df-scan.c (df_ref): Use DEF_VEC_P and DEF_VEC_ALLOC_P_STACK.
5341 (VEC_df_ref_stack_alloc): Define.
5342 (df_mw_hardreg_ptr): New type. Use DEF_VEC_P and
5343 DEF_VEC_ALLOC_P_STACK.
5344 (VEC_df_mw_hardreg_ptr_stack_alloc): Define.
5345 (struct df_collection_rec): Change _vec fields to VEC. Remove
5347 (df_free_collection_rec): Adjust for new fields.
5348 (df_insn_rescan): Use new df_collection_rec fields.
5349 (df_notes_rescan, df_canonize_collection_rec): Likewise.
5350 (df_ref_create_structure, df_ref_record): Likewise.
5351 (df_get_conditional_uses, df_get_call_refs): Likewise.
5352 (df_insn_refs_collect, df_bb_refs_collect): Likewise.
5353 (df_bb_refs_record, df_record_entry_block_defs): Likewise.
5354 (df_record_exit_block_uses, df_bb_verify): Likewise.
5355 (df_swap_refs): Change ref_vec parameter to VEC. Change all callers.
5356 (df_sort_and_compress_refs): Change ref_vec parameter to VEC.
5357 Remove count parameter. Change return type to void. Change all
5359 (df_sort_and_compress_mws): Change mw_vec parameter to VEC.
5360 Remove count parameter. Change return type to void. Change all
5362 (df_install_refs): Change old_vec parameter to VEC. Remove count
5363 parameter. Change all callers.
5364 (df_install_mws): Change old_vec parameter to VEC. Remove count
5365 parameter. Change all callers.
5366 (df_refs_verify): Change new_rec parameter to VEC. Change call
5368 (df_mws_verify): Likewise.
5370 2009-06-10 Alexandre Oliva <aoliva@redhat.com>
5372 * gcc.c (compare_files): Cast munmap argumento to caddr_t.
5374 2009-06-10 H.J. Lu <hongjiu.lu@intel.com>
5376 * doc/extend.texi: Add description for __builtin_ia32_crc32di.
5378 2009-06-10 Anthony Green <green@moxielogic.com>
5380 * config/moxie/crti.asm: New file.
5381 * config/moxie/crtn.asm: New file.
5382 * config/moxie/moxie.c: New file.
5383 * config/moxie/moxie.h: New file.
5384 * config/moxie/sfp-machine.h: New file.
5385 * config/moxie/moxie-protos.h: New file.
5386 * config/moxie/t-moxie: Created.
5387 * config/moxie/t-moxie-softfp: Created.
5388 * config/moxie/moxie.md: Created.
5389 * config/moxie/constraints.md: Created.
5390 * config.gcc: Add moxie support.
5391 * doc/md.texi (Machine Constraints): Add moxie constraints.
5392 * doc/contrib.texi (Contributors): Mention moxie port.
5393 * doc/install.texi (Specific): Mention the moxie port.
5395 2009-06-09 Ian Lance Taylor <iant@google.com>
5397 * system.h (HAVE_DESIGNATED_INITIALIZERS): Don't define if
5399 * optabs.c (optab_table): Only use designated initializers if
5400 HAVE_DESIGNATED_INITIALIZERS is defined.
5401 (convert_optab_table): Likewise.
5402 (init_optabs): Always call init_insn_codes if
5403 HAVE_DESIGNATED_INITIALIZERS is not defined.
5405 2009-06-09 Ian Lance Taylor <iant@google.com>
5407 * targhooks.c (default_builtin_vectorized_function): Change fn
5408 parameter to unsigned int.
5409 (default_builtin_vectorized_conversion): Change code parameter to
5411 (default_builtin_reciprocal): Change fn parameter to unsigned int.
5412 * targhooks.h: Update declarations.
5413 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Change code
5414 parameter to unsigned int.
5416 * c-typeck.c (comptypes_check_enum_int): New static function.
5417 (comptypes_internal): Add enum_and_int_p parameter. Change all
5419 (comp_target_types): Add location parameter. Change all callers.
5420 (tagged_types_tu_compatible_p): Add enum_and_int_p parameter.
5422 (function_types_compatible_p, type_lists_compatible_p): Likewise.
5423 (build_conditional_expr): Add colon_loc parameter. Change all
5425 (convert_for_assignment): Add location parameter. Change all callers.
5426 * c-parser.c (c_parser_conditional_expression): Pass location of
5427 colon to build_conditional_expr.
5428 * c-tree.h (build_conditional_expr): Update declaration.
5430 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
5432 * graphite.c: Revert previous patch.
5434 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
5437 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
5439 2009-06-09 Ghassan Shobaki <ghassan.shobaki@amd.com>
5441 * tree-ssa-loop-prefetch.c
5442 (loop_prefetch_arrays): Fixed a portability problem in printf format
5445 2009-06-09 Martin Jambor <mjambor@suse.cz>
5447 PR tree-optimization/40351
5448 * tree-sra.c (propagate_subacesses_accross_link): Check that a
5449 refrence to a potential artifical subaccess can be constructed.
5451 2009-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
5453 * config/sh/sh-protos.h (sh_optimization_options): Declare.
5454 (sh_override_options): Likewise.
5455 * config/sh/sh.c: Include params.h.
5456 (sh_optimization_options): New.
5457 (sh_override_options): Likewise.
5458 * config/sh/sh.c (OPTIMIZATION_OPTIONS): Use sh_optimization_options.
5459 (OVERRIDE_OPTIONS): Use sh_override_options.
5461 2009-06-08 Jakub Jelinek <jakub@redhat.com>
5463 * dwarf2out.c (emit_cfa_remember): New variable.
5464 (add_fde_cfi): If emit_cfa_remember, recurse to add
5465 DW_CFA_remember_state first.
5466 (dwarf2out_begin_epilogue): Don't add_fde_cfi DW_CFA_remember_state,
5467 instead just set emit_cfa_remember.
5469 2009-06-08 Jan Hubicka <jh@suse.cz>
5472 * dwarf2out.c (dwarf2out_abstract_function): Free decl_loc_table.
5474 2009-06-08 Jan Hubicka <jh@suse.cz>
5477 * cgraphunit.c (save_inline_function_body): Do not copy transform
5478 hooks for saved inline bodies.
5479 * ipa-passes.c (do_per_function): Do not add the hoks multiple times
5482 2009-06-08 Adam Nemet <anemet@caviumnetworks.com>
5484 * jump.c (returnjump_p): Handle delayed branches. Add missing
5487 2009-06-08 Jan Hubicka <jh@suse.cz>
5490 * cgraph.c (cgraph_create_edge_including_clones): Also asume that the
5491 original node might've been modified.
5492 * tree-inline.c (copy_bb): Do not assume that all clones are the same.
5494 2009-06-08 Jakub Jelinek <jakub@redhat.com>
5496 * tree-object-size.c (addr_object_size): Add OSI argument.
5497 Handle also INDIRECT_REF with SSA_NAME inside of it as base address.
5498 (compute_builtin_object_size, expr_object_size): Adjust callers.
5499 (plus_stmt_object_size): Call addr_object_size instead of
5500 compute_builtin_object_size.
5502 2009-06-08 Ghassan Shobaki <ghassan.shobaki@amd.com>
5503 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
5505 * tree-ssa-loop-prefetch.c
5506 (gather_memory_references): Introduced a counter for the number of
5508 (anything_to_prefetch_p): Introduced a counter for the number of
5510 (is_loop_prefetching_profitable): New function with a cost model
5512 (loop_prefetch_arrays): Use the new cost model to determine if
5513 prefetching is profitable.
5514 * params.def (MIN_INSN_TO_PREFETCH_RATIO,
5515 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
5516 * params.h (MIN_INSN_TO_PREFETCH_RATIO,
5517 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
5518 * doc/invoke.texi (MIN_INSN_TO_PREFETCH_RATIO,
5519 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
5521 2009-06-08 Michael Matz <matz@suse.de>
5524 * cfgexpand.c (set_rtl): Store place also in DECL_RTL, if all
5525 partitions use the same.
5526 (expand_one_var): Deal with DECL_RTL sometimes begin set also
5527 for basevars of SSA_NAMEs.
5528 (expand_used_vars): Reset TREE_USED for basevars of SSA_NAMEs,
5529 to not expand them twice.
5530 (gimple_expand_cfg): Clear DECL_RTL for those decls that have
5533 2009-06-08 Alexandre Oliva <aoliva@redhat.com>
5535 * common.opt (fcompare-debug=, fcompare-debug-second): New.
5536 (fdump-final-insns=, gtoggle): New.
5537 * doc/invoke.texi: Document them.
5538 * final.c (rest_of_clean_state): Dump final insn stream.
5539 * gcc.c (invoke_as): Hook in -fcompare-debug.
5540 (static_spec_functions): Add compare-debug-dump-opt,
5541 compare-debug-self-opt and compare-debug-auxbase-opt.
5542 (compare_debug, compare_debug_second, compare_debug_opt): New.
5543 (switches_debug_check, n_switches_debug_check): New.
5544 (debug_auxbase_opt, debug_check_temp_file): New.
5545 (process_command): Handle -fno-compare-debug, -fcompare-debug and
5547 (do_self_spec): Handle arguments after switches.
5548 (do_spec_1): Add .gk extension to temp file basenames for compare.
5549 (check_live_switch): Take SWITCH_IGNORE into account, and earlier.
5550 (cc1_options): Use it instead of normal auxbase computation for
5551 the second compare-debug compilation.
5552 (compare_files): New.
5553 (main): Set up and implement compare debug mode.
5554 (compare_debug_dump_opt_spec_function): New.
5555 (compare_debug_self_opt_spec_function): New.
5556 (compare_debug_auxbase_opt_spec_function): New.
5557 * toplev.c (process_options): Handle flag_gtoggle,
5558 flag_dump_final_insns.
5559 * coverage.c (coverage_begin_output): Don't overwrite .gcno file
5560 during -fcompare-debug-second compilation.
5562 2009-06-07 Ian Lance Taylor <iant@google.com>
5564 * dwarf2.h (enum dwarf_location_atom): Add INTERNAL_DW_OP_tls_addr.
5565 * dwarf2out.c (INTERNAL_DW_OP_tls_addr): Don't #define.
5567 * c-common.c (c_do_switch_warnings): Don't exit early for -Wswitch
5568 with no default node. Change warning with %H to warning_at.
5569 Don't clear warn_switch around case checking.
5570 * doc/invoke.texi (Warning Options): Clarify distinction between
5571 -Wswitch and -Wswitch-enum.
5573 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5575 * tree-pass.h (TODO_update_ssa_any): Document internal use only.
5577 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5579 * gbl-ctors.h: Add header guard.
5581 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5583 * tree-flow.h (make_value_handle, set_value_handle, sort_vuses,
5584 sort_vuses_heap, vn_lookup_or_add, vn_lookup_or_add_with_stmt,
5585 vn_lookup_or_add_with_vuses, vn_add, vn_add_with_vuses,
5586 vn_lookup_with_stmt, vn_lookup, vn_lookup_with_vuses): Remove
5587 prototypes for removed functions.
5588 (expressions_equal_p): Move to ...
5589 * tree-ssa-sccvn.h: ... here and ...
5590 * matrix-reorg.c: ... adjust includes.
5592 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5594 * ipa-struct-reorg.c (do_reorg_1): Fix whitespace in dump output.
5596 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5598 * c-decl.c (finish_decl): Use bool for variable was_incomplete.
5599 (finish_function): Remove erroneous whitespace.
5601 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5603 * tree-cfg.c (gimple_merge_blocks): Commentary typo fix.
5604 (verify_stmts): Print statement who's gimple_bb is set to a wrong BB
5606 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5608 * errors.c (internal_error): Commentary typo fix.
5609 * gimple-iterator.c (gsi_insert_seq_on_edge): Ditto.
5610 * tree-ssa-pre.c: Ditto.
5612 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5614 * basic-block.h (ENTRY_BLOCK, EXIT_BLOCK): Document that neither of
5615 them is supposed to hold actual statements.
5617 2009-06-06 Ian Lance Taylor <iant@google.com>
5619 * doc/extend.texi (Attribute Syntax): Document that C++ labels on
5620 empty statements can now have attributes.
5622 2009-06-05 Shujing Zhao <pearly.zhao@oracle.com>
5624 * config/mips/mips.c: Use REG_P and CONST_INT_P where applicable.
5625 * config/mips/mips.md: Ditto.
5627 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
5629 * config/rs6000/eabi.asm (__eabi_convert): Don't define if
5631 (__eabi_uconvert): Likewise.
5633 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
5635 * config/rs6000/ppc-asm.h: Protect auto-host.h inclusion and
5636 CFI_* definitions with IN_GCC.
5638 2009-06-05 David Edelsohn <edelsohn@gnu.org>
5640 * xcoffout.h (xcoffout_source_line): Update prototype.
5642 2009-06-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5644 * builtins.c (do_mpc_ckconv, do_mpc_arg1): Use
5645 mpc_realref/mpc_imagref instead of MPC_RE/MPC_IM.
5647 2009-06-05 Jakub Jelinek <jakub@redhat.com>
5650 * tree-ssa-live.c (remove_unused_scope_block_p): Don't prune
5651 inlined_function_outer_scope_p blocks for artificial inlines
5653 * tree.c (tree_nonartificial_location): Rewrite using
5654 block_nonartificial_location.
5656 2009-06-05 Revital Eres <eres@il.ibm.com>
5657 Leehod Baruch <leehod@il.ibm.com>
5659 * expr.c (expand_assignment): Expand MISALIGNED_INDIRECT_REF.
5660 (expand_expr_real_1): Remove comment.
5661 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
5662 Vectorize misaligned access when the target supports it.
5663 (vect_supportable_dr_alignment): Check for unaligned access support.
5664 * tree-vect-stmts.c (vectorizable_store): Generate misaligned store
5667 2009-06-05 Julian Brown <julian@codesourcery.com>
5669 * config/arm/ieee754-df.S (cmpdf2): Avoid writing below SP.
5670 * config/arm/ieee754-sf.S (cmpsf2): Likewise.
5672 2009-06-05 Richard Guenther <rguenther@suse.de>
5675 * dwarf2out.c (dwarf2out_begin_function): Mark discriminator
5678 2009-06-05 Jakub Jelinek <jakub@redhat.com>
5680 * config/s390/s390.c (global_not_special_regno_p): New static inline.
5681 (save_gprs): Don't tell unwinder when a global register is saved.
5682 (s390_emit_epilogue): Emit needed epilogue unwind info.
5684 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
5686 * dwarf2out.c (deferred_asm_name): New.
5687 (add_name_and_src_coords_attributes): Defer creation of
5688 DW_AT_MIPS_linkage_name attribute if DECL_ASSEMBLER_NAME was not
5690 (move_linkage_attr): New.
5691 (dwarf2out_finish): Revisit deferrals and emit attributes at the
5694 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
5696 * tree-nested.c (finalize_nesting_tree_1): Declare the
5697 frame_decl in the binding tree.
5699 2009-06-04 Cary Coutant <ccoutant@google.com>
5701 * basic-block.h (struct basic_block_def): Add discriminator field.
5702 * dbxout.c (dbxout_source_line): Add new parameter. Change all
5704 * debug.c (do_nothing_debug_hooks): Add additional entry.
5705 (debug_nothing_int_charstar_int): New function.
5706 * debug.h (struct gcc_debug_hooks): Add parameter to source_line hook.
5707 (debug_nothing_int_charstar_int): New declaration.
5708 * dwarf2out.c (dwarf2out_source_line): Add new parameter. Write
5709 discriminator value in .loc directive.
5710 * final.c (last_discriminator): New variable.
5711 (discriminator): New variable.
5712 (final_start_function): Initialize above variables, pass current
5713 discriminator to debug hook.
5714 (notice_source_line): Check for discriminator change.
5715 * gimple-pretty-print.c (dump_bb_header): Print discriminator value.
5716 * sdbout.c (sdbout_source_line): New parameter.
5717 * tree-cfg.c (struct locus_discrim_map): New structure type.
5718 (discriminator_per_locus): New hash table.
5719 (build_gimple_cfg): Allocate and free discriminator hash table.
5720 (make_edges): Call assign_discriminator.
5721 (locus_map_hash): New function.
5722 (locus_map_eq): New function.
5723 (next_discriminator_for_locus): New function.
5724 (same_line_p): New function.
5725 (assign_discriminator): New function.
5726 (make_cond_expr_edges): Call assign_discriminator.
5727 (make_gimple_switch_edges): Likewise.
5728 (first_non_label_stmt): New function.
5729 * vmsdbgout.c (vmsdbgout_source_line): Add new parameter. Change
5731 * xcoffout.c (xcoffout_source_line): Add new parameter.
5733 * configure.ac (gcc_cv_as_discriminator): New configury check for
5734 gas support for discriminator.
5735 * configure: Regenerate.
5736 * config.in: Regenerate.
5738 2009-06-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5740 * config/arm/arm.c (thumb2_legitimate_index_p): Initialize
5741 val after checking for integers.
5743 2009-06-04 Uros Bizjak <ubizjak@gmail.com>
5745 * config/i386/i386.h (X86_64_MS_REGPARM_MAX): Rename from
5747 (REGPARM_MAX): Use X86_64_MS_REGPARM_MAX.
5748 (X86_64_MS_SSE_REGPARM_MAX): Rename from X64_SSE_REGPARM_MAX.
5749 (SSE_REGPARM_MAX): Use X86_64_MS_SSE_REGPARM_MAX.
5750 * config/i386/i386.c: Use X86_64_MS_REGPARM_MAX instead of
5751 X64_REGPARM_MAX. Use X86_64_MS_SSE_REGPARM_MAX instead of
5752 X64_SSE_REGPARM_MAX.
5753 * config/i386/i386.md: Use X86_64_MS_SSE_REGPARM_MAX instead of
5754 X64_SSE_REGPARM_MAX.
5756 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
5758 * gcc.c (report_times_to_file): New.
5759 (execute): Implement it.
5760 (process_command): Support -time=.
5761 * doc/invoke.texi: Document it.
5763 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
5765 * tree-ssa-live.c (remove_unused_scope_block_p): Keep variables
5766 that have value exprs.
5768 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
5770 * dwarf2asm.c (dw2_force_const_mem): Defer creation of
5771 declarations for constants until...
5772 (dw2_output_indirect_constant_1): ... this point.
5774 2009-06-04 Richard Earnshaw <rearnsha@arm.com>
5777 * arm.md (arm_addsi3): Don't try to split an add with an
5778 eliminable register until after reload has completed.
5780 2009-06-03 Ian Lance Taylor <iant@google.com>
5782 * dummy-checksum.c (executable_checksum): Use EXPORTED_CONST.
5783 * genattrtab.c (write_length_unit_log): Likewise.
5784 * genchecksum.c (dosum): Likewise.
5785 * gengtype.c (write_rtx_next): Likewise.
5786 (finish_root_table, write_roots): Likewise.
5787 * gimple.c (gimple_ops_offset_): Likewise.
5788 * tree-nomudflap.c (gt_ggc_r_gt_tree_mudflap_h): Likewise.
5789 * config/arc/arc.c (arc_attribute_table): Likewise.
5790 * config/arm/arm.c (arm_attribute_table): Likewise.
5791 * config/avr/avr.c (avr_attribute_table): Likewise.
5792 * config/crx/crx.c (crx_attribute_table): Likewise.
5793 * config/m32r/m32r.c (m32r_attribute_table): Likewise.
5794 * config/m68hc11/m68hc11.c (m68hc11_attribute_table): Likewise.
5795 * config/mcore/mcore.c (mcore_attribute_table): Likewise.
5796 * config/rs6000/rs6000.c (rs6000_attribute_table): Likewise.
5797 * config/sh/sh.c (sh_attribute_table): Likewise.
5798 * config/sparc/sparc.c (sparc_attribute_table): Likewise.
5799 * config/spu/spu.c (spu_attribute_table): Likewise.
5800 * config/v850/v850.c (v850_attribute_table): Likewise.
5802 * config/alpha/alpha.c (vms_attribute_table): Make static.
5803 * config/bfin/bfin.c (bfin_attribute_table): Likewise.
5804 * config/h8300/h8300.c (h8300_attribute_table): Likewise.
5805 * config/mips/mips.c (mips_attribute_table): Likewise.
5807 * Makefile.in (dummy-checksum.o): Depend upon $(CONFIG_H) and
5809 (cc1-checksum.o): Likewise.
5811 2009-06-03 Steve Ellcey <sje@cup.hp.com>
5813 * config/ia64/vect.md (*movv2sf_internal): Handle big endian case.
5815 2009-06-03 Jakub Jelinek <jakub@redhat.com>
5817 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Return generated
5818 insn if it is changing sp. Use gen_add3_insn instead of
5819 conditionally gen_addsi3 and gen_adddi3.
5820 (offset_below_red_zone_p): New static inline function.
5821 (rs6000_emit_epilogue): Emit needed epilogue unwind info.
5822 Use gen_add3_insn instead of conditionally gen_addsi3 and gen_adddi3.
5823 * config/rs6000/ppc-asm.h: Include auto-host.h.
5824 (CFI_STARTPROC, CFI_ENDPROC, CFI_DEF_CFA_REGISTER, CFI_OFFSET,
5825 CFI_RESTORE): Define.
5826 * config/rs6000/crtresxgpr.asm: Add unwind info.
5827 * config/rs6000/crtresxfpr.asm: Likewise.
5828 * config/rs6000/crtresgpr.asm: Likewise.
5829 * config/rs6000/crtresfpr.asm: Likewise.
5830 * config/rs6000/crtsavgpr.asm: Likewise.
5831 * config/rs6000/crtsavfpr.asm: Likewise.
5833 * dwarf2out.c (output_cfi_directive): Pass 1 instead of 0 to second
5834 argument of DWARF2_FRAME_REG_OUT macros.
5836 2009-06-03 Julian Brown <julian@codesourcery.com>
5838 * config/arm/arm.c (arm_hard_regno_mode_ok): Permit values of four
5839 words or less (including TImode) in core registers.
5841 2009-06-03 Richard Guenther <rguenther@suse.de>
5844 * fold-const.c (fold_convert): Fold the build COMPLEX_EXPR.
5846 2009-06-03 Andrey Belevantsev <abel@ispras.ru>
5848 * statistics.c (statistics_counter_event): Do not record event
5849 in pass dump if its number == -1.
5850 (curr_statistics_hash): Add assert that we never get passes
5851 with static number == -1.
5853 2009-06-03 Richard Guenther <rguenther@suse.de>
5854 Andrey Belevantsev <abel@ispras.ru>
5856 * cfgexpand.c (discover_nonconstant_array_refs_r): Make only
5857 non-BLKmode arrays addressable.
5859 2009-06-03 Maxim Kuvyrkov <maxim@codesourcery.com>
5861 * config/m68k/linux.h (HAVE_GAS_BALIGN_AND_P2ALIGN): Move to ...
5862 * config/m68k/m68k.h: ... here.
5863 * testsuite/gcc.dg/falign-labels.c (dg-options): Don't restrict for
5866 2009-06-03 Martin Jambor <mjambor@suse.cz>
5868 PR tree-optimization/40323
5869 * ipa-prop.c (get_ssa_def_if_simple_copy): Break if not single
5872 2009-06-03 Richard Guenther <rguenther@suse.de>
5874 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
5877 2009-06-03 Shujing Zhao <pearly.zhao@oracle.com>
5879 * config/sh/predicates.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
5880 JUMP_P, CALL_P, NONJUMP_INSN_P, NOTE_P, BARRIER_P and
5881 JUMP_TABLE_DATA_P where applicable.
5882 * config/sh/sh.c: Ditto.
5883 * config/sh/sh.h: Ditto.
5884 * config/sh/sh.md: Ditto.
5885 * config/sh/symbian.c: Ditto.
5887 2009-06-03 Uros Bizjak <ubizjak@gmail.com>
5889 * config/i386/driver-i386.c (describe_cache): Optimize
5890 concatenation of strings. Use snprintf instead of sprintf.
5891 (host_detect_local_cpu): Ditto. Ignore -march and -mtune for native
5892 target when not compiling with GCC.
5894 2009-06-02 Kaz Kojima <kkojima@gcc.gnu.org>
5896 * config/sh/sh.c: Revert last change.
5897 (sh_expand_epilogue): Emit a blockage insn before the frame
5898 pointer adjustment unconditionally.
5900 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
5902 * config/pa/pa-hpux.h (LINK_SPEC): Remove "%<fwhole-program".
5903 * config/pa/pa-hpux10.h (LINK_SPEC): Likewise.
5904 * config/pa/pa-hpux11.h (LINK_SPEC): Likewise.
5905 * gcc.c (set_collect_gcc_options): Don't add -fwhole-program
5906 to COLLECT_GCC_OPTIONS.
5908 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
5910 * collect2.c (target_system_root): New variable.
5911 (main): Handle --sysroot=.
5912 (ignore_library): Strip the sysroot from the library path.
5914 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
5916 * Makefile.in (COLLECT2_OBJS): Add collect2-aix.o.
5917 (collect2.o): Depend on collect2-aix.h.
5918 (collect2-aix.o): New rule.
5919 * collect2-aix.h: New file.
5920 * collect2-aix.c: Likewise.
5921 * collect2.c: Include collect2-aix.h. Don't undefine
5922 OBJECT_FORMAT_COFF if CROSS_AIX_SUPPORT is defined.
5923 Guard native includes with #ifndef CROSS_DIRECTORY_STRUCTURE.
5924 Use TARGET_AIX_VERSION instead of _AIX51.
5925 * config/rs6000/aix43.h (TARGET_AIX_VERSION): Define.
5926 * config/rs6000/aix51.h (TARGET_AIX_VERSION): Likewise.
5927 * config/rs6000/aix52.h (TARGET_AIX_VERSION): Likewise.
5928 * config/rs6000/aix53.h (TARGET_AIX_VERSION): Likewise.
5929 * config/rs6000/aix61.h (TARGET_AIX_VERSION): Likewise.
5931 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
5933 * collect2.c (ignore_library): Avoid premature post-increment
5936 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
5938 * Makefile.in (libgcc.mvars): Add TARGET_SYSTEM_ROOT.
5939 * config/rs6000/aix.h (LINK_SYSCALLS_SPEC): Add %R to the
5940 !CROSS_DIRECTORY_STRUCTURE alternative and use it for
5941 CROSS_DIRECTORY_STRUCTURE too.
5942 (LINK_LIBG_SPEC): Likewise.
5943 (LIB_SPEC): Add %R to sysroot paths.
5944 * config/rs6000/aix43.h (CPP_SPEC): Add %R to sysroot paths.
5945 (CPLUSPLUS_CPP_SPEC, LIB_SPEC): Likewise.
5946 * config/rs6000/aix51.h: As for aix43.h.
5947 * config/rs6000/aix52.h: Likewise.
5948 * config/rs6000/aix53.h: Likewise.
5949 * config/rs6000/aix61.h: Likewise.
5950 * config/rs6000/t-aix52 (SHLIB_LINK): Add $(TARGET_SYSTEM_ROOT)
5951 to the beginning of sysroot paths.
5953 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
5955 * print_rtl (print_rtx): Don't print modes in EXPR_LISTs and
5956 INSN_LISTs that are out of the REG_NOTE range.
5958 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
5960 * loop-unroll.c (struct iv_to_split): Add pointer to next.
5961 (struct var_to_expand): Likewise.
5962 (struct opt_info): Add head and tail for linked lists of the above.
5963 (analyze_insn_to_expand_var): Initialize next.
5964 (analyze_iv_to_split_insn): Likewise.
5965 (analyze_insns_in_loop): Create linked lists.
5966 (allocate_basic_variable): Simplify for use without hash table.
5967 (insert_var_expansion_initialization): Likewise, make it type-safer.
5968 (combine_var_copies_in_loop_exit): Likewise.
5969 (apply_opt_in_copies): Walk lists rather than hash tables.
5970 (release_var_copies): Simplified and inlined by hand into...
5971 (free_opt_info): ... this function.
5973 2009-06-02 Richard Guenther <rguenther@suse.de>
5975 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
5978 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
5980 * cfgexpand.c (gimple_expand_cfg): Discard the source location
5981 only for builtins that are not overridden.
5983 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
5985 * gengtype.c (adjust_field_rtx_def): Add NOTE_INSN_DELETED_LABEL's
5988 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
5990 * df-core.c (df_ref_debug): Honor -fdump-noaddr.
5992 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
5994 * combine.c (move_deaths): Compare LUIDs within the same BB only.
5996 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
5998 * common.opt (fdump-unnumbered-links): New.
5999 * doc/invoke.texi (-fdump-unnumbered-links): Document it.
6000 * print-rtl.c (flag_dump_unnumbered_links): New.
6001 (print_rtx): Test it.
6003 2009-06-02 Richard Earnshaw <rearnsha@arm.com>
6005 * arm.c (arm_get_frame_offsets): Prefer using r3 for padding a
6006 push/pop multiple to 8-byte alignment.
6008 2009-06-01 Jakub Jelinek <jakub@redhat.com>
6010 * config/i386/i386.c (queued_cfa_restores): New static variable.
6011 (ix86_add_cfa_restore_note, ix86_add_queued_cfa_restore_notes): New
6013 (pro_epilogue_adjust_stack): Call ix86_add_queued_cfa_restore_notes.
6014 (ix86_emit_restore_reg_using_pop): Add RED_OFFSET argument.
6015 Set RTX_FRAME_RELATED_P immediately after adding a REG_CFA_* note.
6016 Call ix86_add_cfa_restore_note instead of adding REG_CFA_OFFSET
6017 note unconditionally.
6018 (ix86_emit_restore_regs_using_mov): Likewise.
6019 (ix86_emit_restore_sse_regs_using_mov): Likewise.
6020 (ix86_emit_restore_regs_using_pop): Add RED_OFFSET argument, pass
6021 it through to ix86_emit_restore_reg_using_pop.
6022 (ix86_emit_leave): Add RED_OFFSET argument. Call
6023 ix86_add_queued_cfa_restore_notes. Call ix86_add_cfa_restore_note
6024 instead of adding REG_CFA_OFFSET note unconditionally.
6025 (ix86_expand_epilogue): Compute RED_OFFSET, pass it down to
6026 the above functions. Call ix86_add_queued_cfa_restore_notes when
6029 * dwarf2out.c (dwarf2out_cfi_label): Add FORCE argument, if true,
6030 force output of the label even for dwarf2out_do_cfi_asm.
6031 (add_fde_cfi): If -g2 and above and cfi might change CFA,
6032 force creation of CFI label and chain DW_CFA_set_loc jumping to it
6033 for convert_cfa_to_fb_loc_list. Adjust other dwarf2out_cfi_label
6035 (dwarf2out_stack_adjust, dwarf2out_frame_debug,
6036 dwarf2out_begin_epilogue, dwarf2out_frame_debug_restore_state): Adjust
6037 dwarf2out_cfi_label callers.
6038 * tree.h (dwarf2out_cfi_label): Adjust prototype.
6039 * config/arm/arm.c (thumb_pushpop, thumb1_output_function_prologue):
6040 Adjust dwarf2out_cfi_label callers.
6041 * config/vax/vax.c (vax_output_function_prologue): Likewise.
6043 * config/i386/i386.h (struct machine_cfa_state,
6044 struct machine_function): Guard with ifndef USED_FOR_TARGET
6045 instead of not IN_LIBGCC2 and not in IN_TARGET_LIBS.
6048 * emutls.c (__emutls_get_address): Change arr->size to mean number
6049 of allocated arr->data entries instead of # of slots + 1.
6052 * recog.c (peep2_reinit_state): New function.
6053 (peephole2_init_state): Use it at the end of a basic block and also
6054 when seeing a RTX_FRAME_RELATED_P insn.
6056 2009-06-01 Steve Ellcey <sje@cup.hp.com>
6058 * ia64.md (floatdirf2, fix_truncrfdi, floatunsdirf,
6059 fixuns_truncrfdi2): New.
6060 (fix_truncxfdi2_alts, fixuns_truncxfdi2_alts,
6061 *nmaddsf4_alts, *nmadddf4_alts, *nmadddf4_truncsf_alts,
6062 *mulxf3_alts, *mulxf3_truncsf_alts, *mulxf3_truncdf_alts,
6063 *maddxf4_alts, *maddxf4_alts_truncsf, *maddxf4_alts_truncdf,
6064 *nmaddxf4_alts, *nmaddxf4_truncsf_alts, *nmaddxf4_truncdf_alts,
6065 *recip_approx): Remove.
6066 (divsi3 modsi3, udivsi3, umodsi3, divsi3_internal, divdi3,
6067 moddi3, udivdi3, umoddi3, divdi3_internal_lat, divdi3_internal_thr,
6068 divsf3, sqrtsf2, divdf3, sqrtdf2, divxf3, sqrtxf2): Modify and
6070 * div.md (fix_truncrfdi2_alts, fixuns_truncrfdi2_alt,
6073 2009-06-01 Ian Lance Taylor <iant@google.com>
6075 * attribs.c (register_attribute): Use CONST_CAST.
6076 * collect2.c (main): Use CONST_CAST2.
6077 (scan_prog_file): Likewise.
6078 * gcc.c (process_command, main): Likewise.
6079 * toplev.c (toplev_main): Likewise.
6081 * c-typeck.c (handle_warn_cast_qual): New static function,
6082 partially broken out of build_c_cast.
6083 (build_c_cast): Call handle_warn_cast_qual.
6084 * doc/invoke.texi (Warning Options): Document new effect of
6087 2009-06-01 Aldy Hernandez <aldyh@redhat.com>
6089 * diagnostic.c (diagnostic_build_prefix): Always print columns.
6090 (diagnostic_report_current_module): Print columns.
6091 * common.opt (flag_show_column): Enable by default.
6093 2009-06-01 Luis Machado <luisgpm@br.ibm.com>
6095 * alias.c (find_base_term): Check for NULL term before returning.
6097 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
6099 Revert due to PR40320:
6100 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
6101 * calls.c (emit_library_call_value_1): Don't force_operand for move
6104 2009-06-01 Olivier Hainque <hainque@adacore.com>
6105 Eric Botcazou <ebotcazou@adacore.com>
6107 * tree.h (CONSTRUCTOR_BITFIELD_P): True if NODE, a FIELD_DECL, is
6108 to be processed as a bitfield for constructor output purposes.
6109 * output.h (initializer_constant_valid_for_bitfield_p): Declare
6111 * varasm.c (oc_local_state): New type, output_constructor
6112 local state to support communication with helpers.
6113 (oc_outer_state): New type, output_constructor outer state of
6114 relevance in recursive calls.
6115 (output_constructor_array_range): New output_constructor helper,
6116 extracted code for an array range element.
6117 (output_constructor_regular_field): New output_constructor helper,
6118 extracted code for an element that is not a bitfield.
6119 (output_constructor_bitfield): New output_constructor helper,
6120 extracted code for a bitfield element. Accept an OUTER state
6121 argument for recursive processing. Recurse on record or array
6122 CONSTRUCTOR values, possibly past noop conversions.
6123 (initializer_constant_valid_for_bitfield_p): New predicate. Whether
6124 VALUE is a valid constant-valued expression for use in a static
6125 bit-field initializer.
6126 (output_constructor): Rework to use helpers. Accept and honor an
6127 OUTER state argument for recursive calls. Return total size. Be
6128 prepared for nested constructors initializing bitfields.
6129 (output_constant): Feed OUTER in calls to output_constructor.
6131 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
6133 * calls.c (emit_library_call_value_1): Don't force_operand for move
6136 2009-06-01 Nick Clifton <nickc@redhat.com>
6138 * doc/invoke.texi (IA-64 Options): Fix typo.
6140 2009-06-01 Ira Rosen <irar@il.ibm.com>
6142 PR tree-optimization/39129
6143 * tree-vect-loop-manip.c (conservative_cost_threshold): Change the
6145 (vect_do_peeling_for_loop_bound): Use
6146 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
6147 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
6148 (vect_loop_versioning): Likewise.
6149 (vect_create_cond_for_alias_checks): Fix indentation.
6150 * tree-vectorizer.h (struct _loop_vec_info): Fix indentation of the
6152 (LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT): Define.
6153 (LOOP_REQUIRES_VERSIONING_FOR_ALIAS): Likewise.
6154 * tree-vect-loop.c (vect_analyze_loop_form): Change "too many BBs" to
6155 "control flow in loop".
6156 (vect_estimate_min_profitable_iters): Use
6157 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
6158 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
6159 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
6160 (vect_create_data_ref_ptr): Don't mention array dimension in printing.
6161 * tree-vect-stmts.c (vectorizable_store): Replace the check that the
6162 statement belongs to a group of strided accesses with the exact code
6164 (vectorizable_load): Likewise.
6165 * tree-vect-slp.c (vect_analyze_slp_instance): Spell out "basic block".
6166 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
6168 2009-06-01 Gerald Pfeifer <gerald@pfeifer.com>
6170 * config/freebsd-stdint.h: New file.
6171 * config.gcc (*-*-freebsd): Set use_gcc_stdint=wrap.
6172 Add freebsd-stdint.h to tm_file.
6174 2009-06-01 Richard Earnshaw <rearnsha@arm.com>
6176 * arm/thumb2.md (thumb2_zero_extendhidi2): New insn and split.
6177 (thumb2_extendhidi2): Likewise.
6179 2009-05-31 Ian Lance Taylor <iant@google.com>
6181 * regstat.c (regstat_n_sets_and_refs): Remove duplicate definition.
6183 2009-05-31 Ian Lance Taylor <iant@google.com>
6185 * Makefile.in (except.o): Depend upon gt-except.h, not gt-$(EXCEPT_H).
6186 (ipa-cp.o): Depend upon $(FIBHEAP_H) and $(PARAMS_H).
6187 (ipa-reference.o): Depend upon gt-ipa-reference.h.
6189 2009-05-31 Jason Merrill <jason@redhat.com>
6191 * tree-pretty-print.c (print_call_name): Take the callee, not the
6192 call itself. Make non-static. Use dump_function_name for functions.
6193 (dump_generic_node): Adjust.
6194 * diagnostic.h: Declare print_call_name.
6195 * gimple-pretty-print.c (dump_gimple_call): Use it.
6197 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
6199 * config/sh/sh.md (ashldi3_std): New define_expand.
6202 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
6205 * config/sh/sh.c: Include debug.h.
6206 (sh_expand_epilogue): Emit a blockage insn before the frame
6207 pointer adjustment also when dwarf2out_do_frame returns true.
6209 2009-05-31 Richard Earnshaw <rearnsha@arm.com>
6211 * arm/thumb2.md (thumb2_extendsidi2): Add a split sub-pattern.
6212 (thumb2_extendqidi2): New pattern.
6214 2009-05-31 Ira Rosen <irar@il.ibm.com>
6216 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1): Don't
6217 mark phis for renaming.
6218 * tree-vectorizer.c (vect_memsyms_to_rename): Remove.
6219 (vectorize_loops): Don't allocate and free vect_memsyms_to_rename.
6220 Call mark_sym_for_renaming.
6221 * tree-vectorizer.h (vect_memsyms_to_rename): Remove.
6222 * tree-vect-loop.c (vect_transform_loop): Remove
6223 vect_memsyms_to_rename initialization and a call to
6224 mark_set_for_renaming.
6226 2009-05-31 Jakub Jelinek <jakub@redhat.com>
6229 * config/i386/i386.c (pro_epilogue_adjust_stack): Mark insns
6230 frame related even if !set_cfa && style < 0.
6232 2009-05-30 Kai Tietz <kai.tietz@onevision.com>
6234 * config/i386/mingw-tls.c: New file.
6235 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Add mingw-tls.c file.
6236 * gthr-win32.h (MINGW32_SUPPORTS_MT_EH): Define it for targets
6237 defining _WIN32 but not __CYGWIN__.
6239 2009-05-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6241 * configure.ac: Add MPC support.
6243 * config.in, configure: Regenerate.
6245 2009-05-29 Richard Henderson <rth@redhat.com>
6247 * cfgcleanup.c (try_crossjump_to_edge): Only skip past
6248 NOTE_INSN_BASIC_BLOCK.
6249 * cfglayout.c (duplicate_insn_chain): Copy epilogue insn marks.
6250 Duplicate NOTE_INSN_EPILOGUE_BEG notes.
6251 * cfgrtl.c (can_delete_note_p): Allow NOTE_INSN_EPILOGUE_BEG
6253 * dwarf2out.c (struct cfa_loc): Change indirect field to bitfield,
6255 (add_cfi): Disable check redefining cfa away from drap.
6256 (lookup_cfa_1): Add remember argument; handle remember/restore.
6257 (lookup_cfa): Pass remember argument.
6258 (cfa_remember): New.
6259 (compute_barrier_args_size_1): Remove sibcall check.
6260 (dwarf2out_frame_debug_def_cfa): New.
6261 (dwarf2out_frame_debug_adjust_cfa): New.
6262 (dwarf2out_frame_debug_cfa_offset): New.
6263 (dwarf2out_frame_debug_cfa_register): New.
6264 (dwarf2out_frame_debug_cfa_restore): New.
6265 (dwarf2out_frame_debug): Handle REG_CFA_* notes.
6266 (dwarf2out_begin_epilogue): New.
6267 (dwarf2out_frame_debug_restore_state): New.
6268 (dw_cfi_oprnd1_desc): Handle DW_CFA_remember_state,
6269 DW_CFA_restore_state.
6270 (output_cfi_directive): Likewise.
6271 (convert_cfa_to_fb_loc_list): Likewise.
6272 (dw_cfi_oprnd1_desc): Handle DW_CFA_restore.
6273 * dwarf2out.h: Update.
6274 * emit-rtl.c (try_split): Don't split RTX_FRAME_RELATED_P.
6275 (copy_insn_1): Early out for null.
6276 * final.c (final_scan_insn): Call dwarf2out_begin_epilogue
6277 and dwarf2out_frame_debug_restore_state.
6278 * function.c (prologue, epilogue, sibcall_epilogue): Remove.
6279 (prologue_insn_hash, epilogue_insn_hash): New.
6280 (free_after_compilation): Adjust freeing accordingly.
6281 (record_insns): Create hash table if needed; push insns into
6282 hash instead of array.
6283 (maybe_copy_epilogue_insn): New.
6284 (contains): Search hash table instead of array.
6285 (sibcall_epilogue_contains): Remove.
6286 (thread_prologue_and_epilogue_insns): Split eh_return insns
6287 and mark them as epilogues.
6288 (reposition_prologue_and_epilogue_notes): Rewrite epilogue
6289 scanning in terms of basic blocks.
6290 * insn-notes.def (CFA_RESTORE_STATE): New.
6291 * jump.c (returnjump_p_1): Accept EH_RETURN.
6292 (eh_returnjump_p_1, eh_returnjump_p): New.
6293 * reg-notes.def (CFA_DEF_CFA, CFA_ADJUST_CFA, CFA_OFFSET,
6294 CFA_REGISTER, CFA_RESTORE): New.
6295 * rtl.def (EH_RETURN): New.
6296 * rtl.h (eh_returnjump_p, maybe_copy_epilogue_insn): Declare.
6298 * config/bfin/bfin.md (UNSPEC_VOLATILE_EH_RETURN): Remove.
6299 (eh_return_internal): Use eh_return rtx; split w/ epilogue.
6301 * config/i386/i386.c (gen_push): Update cfa state.
6302 (pro_epilogue_adjust_stack): Add set_cfa argument. When true,
6303 add a CFA_ADJUST_CFA note.
6304 (ix86_dwarf_handle_frame_unspec): Remove.
6305 (ix86_expand_prologue): Update cfa state.
6306 (ix86_emit_restore_reg_using_pop): New.
6307 (ix86_emit_restore_regs_using_pop): New.
6308 (ix86_emit_leave): New.
6309 (ix86_emit_restore_regs_using_mov): Add CFA_RESTORE notes.
6310 (ix86_expand_epilogue): Add notes for unwinding the epilogue.
6311 * config/i386/i386.h (struct machine_cfa_state): New.
6312 (ix86_cfa_state): New.
6313 * config/i386/i386.md (UNSPEC_EH_RETURN): Remove.
6314 (eh_return_internal): Merge from eh_return_<mode>,
6315 use eh_return rtx, split w/ epilogue.
6317 2009-05-29 Ian Lance Taylor <iant@google.com>
6319 * builtins.c (validate_gimple_arglist): Don't use va_arg with
6321 * calls.c (emit_library_call_value_1): Likewise.
6323 * c-typeck.c (c_build_va_arg): New function.
6324 * c-tree.h (c_build_va_arg): Declare.
6325 * c-parser.c (c_parser_postfix_expression): Call c_build_va_arg
6326 instead of build_va_arg.
6328 2009-05-29 Eric Botcazou <ebotcazou@adacore.com>
6330 * tree-ssa-loop-ivopts.c (strip_offset_1) <MULT_EXPR>: New case.
6331 (force_expr_to_var_cost) <NEGATE_EXPR>: Likewise.
6332 (ptr_difference_cost): Use affine combinations to compute it.
6333 (difference_cost): Likewise.
6334 (get_computation_cost_at): Compute more accurate cost for addresses
6335 if the ratio is a multiplier allowed in addresses.
6336 For non-addresses, consider that an additional offset or symbol is
6339 2009-05-29 Jakub Jelinek <jakub@redhat.com>
6341 * config/i386/i386.c (ix86_decompose_address): Avoid useless
6342 0 displacement. Add 0 displacement if base is %[er]bp or %r13.
6344 * config/i386/i386.md (prefix_data16, prefix_rep): Set to 0 for
6345 TYPE_SSE{MULADD,4ARG,IADD1,CVT1} by default.
6346 (prefix_rex): For UNIT_MMX don't imply the prefix by default
6348 (prefix_extra): Default to 2 for TYPE_SSE{MULADD,4ARG} and
6349 to 1 for TYPE_SSE{IADD1,CVT1}.
6350 (prefix_vex_imm8): Removed.
6351 (length_vex): Only pass 1 as second argument to
6352 ix86_attr_length_vex_default if prefix_extra is 0.
6353 (modrm): For TYPE_INCDEC only set to 0 if not TARGET_64BIT.
6354 (length): For prefix vex computation use length_immediate
6355 attribute instead of prefix_vex_imm8.
6356 (cmpqi_ext_3_insn, cmpqi_ext_3_insn_rex64,
6357 addqi_ext_1, addqi_ext_1_rex64, *testqi_ext_0, andqi_ext_0,
6358 *andqi_ext_0_cc, *iorqi_ext_0, *xorqi_ext_0, *xorqi_cc_ext_1,
6359 *xorqi_cc_ext_1_rex64): Override modrm attribute to 1.
6360 (extendsidi2_rex64, extendhidi2, extendqidi2, extendhisi2,
6361 *extendhisi2_zext, extendqihi2, extendqisi2, *extendqisi2_zext): Emit
6362 a space in between the operands.
6363 (*anddi_1_rex64, *andsi_1): Likewise. Override prefix_rex to 1
6364 if one operand is 0xff and the other one si, di, bp or sp.
6365 (*andhi_1): Override prefix_rex to 1 if one operand is 0xff and the
6366 other one si, di, bp or sp.
6367 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Add mode attribute.
6368 (*ffssi_1, *ffsdi_1, ctzsi2, ctzdi2): Add
6369 type and mode attributes.
6370 (*bsr, *bsr_rex64, *bsrhi): Add type attribute.
6371 (*cmpfp_i_mixed, *cmpfp_iu_mixed): For TYPE_SSECOMI, clear
6372 prefix_rep attribute and set prefix_data16 attribute iff MODE_DF.
6373 (*cmpfp_i_sse, *cmpfp_iu_sse): Clear prefix_rep attribute and set
6374 prefix_data16 attribute iff MODE_DF.
6375 (*movsi_1): For TYPE_SSEMOV MODE_SI set prefix_data16 attribute.
6376 (fix_trunc<mode>di_sse): Set prefix_rex attribute.
6377 (*adddi_4_rex64, *addsi_4): Use const128_operand instead of
6378 constm128_operand in length_immediate computation.
6379 (*addhi_4): Likewise. Fix mode attribute to MODE_HI.
6380 (anddi_1_rex64): Use movzbl/movzwl instead of movzbq/movzwq.
6381 (*avx_ashlti3, sse2_ashlti3, *avx_lshrti3, sse2_lshrti3): Set
6382 length_immediate attribute to 1.
6383 (x86_fnstsw_1, x86_fnstcw_1, x86_fldcw_1): Fix length attribute.
6384 (*movdi_1_rex64): Override prefix_rex or prefix_data16 attributes
6385 for certain alternatives.
6386 (*movdf_nointeger, *movdf_integer_rex64, *movdf_integer): Override
6387 prefix_data16 attribute if MODE_V1DF.
6388 (*avx_setcc<mode>, *sse_setcc<mode>, *sse5_setcc<mode>): Set
6389 length_immediate to 1.
6390 (set_got_rex64, set_rip_rex64): Remove length attribute, set
6391 length_address to 4, set mode attribute to MODE_DI.
6392 (set_got_offset_rex64): Likewise. Set length_immediate to 0.
6393 (fxam<mode>2_i387): Set length attribute to 4.
6394 (*prefetch_sse, *prefetch_sse_rex, *prefetch_3dnow,
6395 *prefetch_3dnow_rex): Override length_address attribute.
6396 (sse4_2_crc32<mode>): Override prefix_data16 and prefix_rex
6398 * config/i386/predicates.md (ext_QIreg_nomode_operand): New predicate.
6399 (constm128_operand): Removed.
6400 * config/i386/i386.c (memory_address_length): For
6401 disp && !index && !base in 64-bit mode account for SIB byte if
6402 print_operand_address can't optimize disp32 into disp32(%rip)
6403 and UNSPEC doesn't imply (%rip) addressing. Add 1 to length
6404 for fs: or gs: segment.
6405 (ix86_attr_length_immediate_default): When checking if shortform
6406 is possible, truncate immediate to the length of the non-shortened
6408 (ix86_attr_length_address_default): Ignore MEM_P operands
6410 (ix86_attr_length_vex_default): Only check for DImode on
6411 GENERAL_REG_P operands.
6412 * config/i386/sse.md (<sse>_comi, <sse>_ucomi): Clear
6413 prefix_rep attribute, set prefix_data16 attribute iff MODE_DF.
6414 (sse_cvttps2pi): Clear prefix_rep attribute.
6415 (sse2_cvttps2dq, *sse2_cvtpd2dq, sse2_cvtps2pd): Clear prefix_data16
6417 (*sse2_cvttpd2dq): Don't clear prefix_rep attribute.
6418 (*avx_ashr<mode>3, ashr<mode>3, *avx_lshr<mode>3, lshr<mode>3,
6419 *avx_ashl<mode>3, ashl<mode>3): Set length_immediate attribute to 1
6420 iff operand 2 is const_int_operand.
6421 (*vec_dupv4si, avx_shufpd256_1, *avx_shufpd_<mode>,
6422 sse2_shufpd_<mode>): Set length_immediate attribute to 1.
6423 (sse2_pshufd_1): Likewise. Set prefix attribute to maybe_vex
6425 (sse2_pshuflw_1, sse2_pshufhw_1): Set length_immediate to 1 and clear
6427 (sse2_unpckhpd, sse2_unpcklpd, sse2_storehpd, *vec_concatv2df): Set
6428 prefix_data16 attribute for movlpd and movhpd instructions.
6429 (sse2_loadhpd, sse2_loadlpd, sse2_movsd): Likewise. Override
6430 length_immediate for shufpd instruction.
6431 (sse2_movntsi, sse3_lddqu): Clear prefix_data16 attribute.
6432 (avx_cmpp<avxmodesuffixf2c><mode>3,
6433 avx_cmps<ssemodesuffixf2c><mode>3, *avx_maskcmp<mode>3,
6434 <sse>_maskcmp<mode>3, <sse>_vmmaskcmp<mode>3,
6435 avx_shufps256_1, *avx_shufps_<mode>, sse_shufps_<mode>,
6436 *vec_dupv4sf_avx, *vec_dupv4sf): Set length_immediate attribute to 1.
6437 (*avx_cvtsi2ssq, *avx_cvtsi2sdq): Set length_vex attribute to 4.
6438 (sse_cvtsi2ssq, sse2_cvtsi2sdq): Set prefix_rex attribute to 1.
6439 (sse2_cvtpi2pd, sse_loadlps, sse2_storelpd): Override
6440 prefix_data16 attribute for the first alternative to 1.
6441 (*avx_loadlps): Override length_immediate for the first alternative.
6442 (*vec_concatv2sf_avx): Override length_immediate and prefix_extra
6443 attributes for second alternative.
6444 (*vec_concatv2sf_sse4_1): Override length_immediate and
6445 prefix_data16 attributes for second alternative.
6446 (*vec_setv4sf_avx, *avx_insertps, vec_extract_lo_<mode>,
6447 vec_extract_hi_<mode>, vec_extract_lo_v16hi,
6448 vec_extract_hi_v16hi, vec_extract_lo_v32qi,
6449 vec_extract_hi_v32qi): Set prefix_extra and length_immediate to 1.
6450 (*vec_setv4sf_sse4_1, sse4_1_insertps, *sse4_1_extractps): Set
6451 prefix_data16 and length_immediate to 1.
6452 (*avx_mulv2siv2di3, *avx_mulv4si3, sse4_2_gtv2di3): Set prefix_extra
6454 (*avx_<code><mode>3, *avx_eq<mode>3, *avx_gt<mode>3): Set
6455 prefix_extra attribute for variants that don't have 0f prefix alone.
6456 (*avx_pinsr<ssevecsize>): Likewise. Set length_immediate to 1.
6457 (*sse4_1_pinsrb, *sse2_pinsrw, *sse4_1_pinsrd, *sse4_1_pextrb,
6458 *sse4_1_pextrb_memory, *sse2_pextrw, *sse4_1_pextrw_memory,
6459 *sse4_1_pextrd): Set length_immediate to 1.
6460 (*sse4_1_pinsrd): Likewise. Set prefix_extra to 1.
6461 (*sse4_1_pinsrq, *sse4_1_pextrq): Set prefix_rex and length_immediate
6463 (*vec_extractv2di_1_rex64_avx, *vec_extractv2di_1_rex64,
6464 *vec_extractv2di_1_avx, *vec_extractv2di_1_sse2): Override
6465 length_immediate to 1 for second alternative.
6466 (*vec_concatv2si_avx, *vec_concatv2di_rex64_avx): Override
6467 prefix_extra and length_immediate attributes for the first
6469 (vec_concatv2si_sse4_1): Override length_immediate to 1 for the
6471 (*vec_concatv2di_rex64_sse4_1): Likewise. Override prefix_rex
6472 to 1 for the first and third alternative.
6473 (*vec_concatv2di_rex64_sse): Override prefix_rex to 1 for the second
6475 (*sse2_maskmovdqu, *sse2_maskmovdqu_rex64): Override length_vex
6477 (*sse_sfence, sse2_mfence, sse2_lfence): Override length_address
6479 (*avx_phaddwv8hi3, *avx_phadddv4si3, *avx_phaddswv8hi3,
6480 *avx_phsubwv8hi3, *avx_phsubdv4si3, *avx_phsubswv8hi,
6481 *avx_pmaddubsw128, *avx_pmulhrswv8hi3, *avx_pshufbv16qi3,
6482 *avx_psign<mode>3): Set prefix_extra attribute to 1.
6483 (ssse3_phaddwv4hi3, ssse3_phadddv2si3, ssse3_phaddswv4hi3,
6484 ssse3_phsubwv4hi3, ssse3_phsubdv2si3, ssse3_phsubswv4hi3,
6485 ssse3_pmaddubsw, *ssse3_pmulhrswv4hi, ssse3_pshufbv8qi3,
6486 ssse3_psign<mode>3): Override prefix_rex attribute.
6487 (*avx_palignrti): Override prefix_extra and length_immediate to 1.
6488 (ssse3_palignrti): Override length_immediate to 1.
6489 (ssse3_palignrdi): Override length_immediate to 1, override
6490 prefix_rex attribute.
6491 (abs<mode>2): Override prefix_rep to 0, override prefix_rex attribute.
6492 (sse4a_extrqi): Override length_immediate to 2.
6493 (sse4a_insertqi): Likewise. Override prefix_data16 to 0.
6494 (sse4a_insertq): Override prefix_data16 to 0.
6495 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>,
6496 avx_blendvp<avxmodesuffixf2c><avxmodesuffix>,
6497 avx_dpp<avxmodesuffixf2c><avxmodesuffix>, *avx_mpsadbw,
6498 *avx_pblendvb, *avx_pblendw, avx_roundp<avxmodesuffixf2c>256,
6499 avx_rounds<avxmodesuffixf2c>256): Override prefix_extra
6500 and length_immediate to 1.
6501 (sse4_1_blendp<ssemodesuffixf2c>, sse4_1_dpp<ssemodesuffixf2c>,
6502 sse4_2_pcmpestr, sse4_2_pcmpestri, sse4_2_pcmpestrm,
6503 sse4_2_pcmpestr_cconly, sse4_2_pcmpistr, sse4_2_pcmpistri,
6504 sse4_2_pcmpistrm, sse4_2_pcmpistr_cconly): Override prefix_data16
6505 and length_immediate to 1.
6506 (sse4_1_blendvp<ssemodesuffixf2c>): Override prefix_data16 to 1.
6507 (sse4_1_mpsadbw, sse4_1_pblendw): Override length_immediate to 1.
6508 (*avx_packusdw, avx_vtestp<avxmodesuffixf2c><avxmodesuffix>,
6509 avx_ptest256): Override prefix_extra to 1.
6510 (sse4_1_roundp<ssemodesuffixf2c>, sse4_1_rounds<ssemodesuffixf2c>):
6511 Override prefix_data16 and length_immediate to 1.
6512 (sse5_pperm_zero_v16qi_v8hi, sse5_pperm_sign_v16qi_v8hi,
6513 sse5_pperm_zero_v8hi_v4si, sse5_pperm_sign_v8hi_v4si,
6514 sse5_pperm_zero_v4si_v2di, sse5_pperm_sign_v4si_v2di,
6515 sse5_vrotl<mode>3, sse5_ashl<mode>3, sse5_lshl<mode>3): Override
6516 prefix_data16 to 0 and prefix_extra to 2.
6517 (sse5_rotl<mode>3, sse5_rotr<mode>3): Override length_immediate to 1.
6518 (sse5_frcz<mode>2, sse5_vmfrcz<mode>2): Don't override prefix_extra
6520 (*sse5_vmmaskcmp<mode>3, sse5_com_tf<mode>3,
6521 sse5_maskcmp<mode>3, sse5_maskcmp<mode>3, sse5_maskcmp_uns<mode>3):
6522 Override prefix_data16 and prefix_rep to 0, length_immediate to 1
6523 and prefix_extra to 2.
6524 (sse5_maskcmp_uns2<mode>3, sse5_pcom_tf<mode>3): Override
6525 prefix_data16 to 0, length_immediate to 1 and prefix_extra to 2.
6526 (*avx_aesenc, *avx_aesenclast, *avx_aesdec, *avx_aesdeclast,
6527 avx_vpermilvar<mode>3,
6528 avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>,
6529 avx_vbroadcastss256, avx_vbroadcastf128_p<avxmodesuffixf2c>256,
6530 avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>,
6531 avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>):
6532 Override prefix_extra to 1.
6533 (aeskeygenassist, pclmulqdq): Override length_immediate to 1.
6534 (*vpclmulqdq, avx_vpermil<mode>, avx_vperm2f128<mode>3,
6535 vec_set_lo_<mode>, vec_set_hi_<mode>, vec_set_lo_v16hi,
6536 vec_set_hi_v16hi, vec_set_lo_v32qi, vec_set_hi_v32qi): Override
6537 prefix_extra and length_immediate to 1.
6538 (*avx_vzeroall, avx_vzeroupper, avx_vzeroupper_rex64): Override
6540 (*vec_concat<mode>_avx): Override prefix_extra and length_immediate
6541 to 1 for the first alternative.
6542 * config/i386/mmx.md (*mov<mode>_internal_rex64): Override
6543 prefix_rep, prefix_data16 and/or prefix_rex attributes in certain
6545 (*mov<mode>_internal_avx, *movv2sf_internal_rex64,
6546 *movv2sf_internal_avx, *movv2sf_internal): Override
6547 prefix_rep attribute for certain alternatives.
6548 (*mov<mode>_internal): Override prefix_rep or prefix_data16
6549 attributes for certain alternatives.
6550 (*movv2sf_internal_rex64_avx): Override prefix_rep and length_vex
6551 attributes for certain alternatives.
6552 (*mmx_addv2sf3, *mmx_subv2sf3, *mmx_mulv2sf3,
6553 *mmx_<code>v2sf3_finite, *mmx_<code>v2sf3, mmx_rcpv2sf2,
6554 mmx_rcpit1v2sf3, mmx_rcpit2v2sf3, mmx_rsqrtv2sf2, mmx_rsqit1v2sf3,
6555 mmx_haddv2sf3, mmx_hsubv2sf3, mmx_addsubv2sf3,
6556 *mmx_eqv2sf3, mmx_gtv2sf3, mmx_gev2sf3, mmx_pf2id, mmx_pf2iw,
6557 mmx_pi2fw, mmx_floatv2si2, mmx_pswapdv2sf2, *mmx_pmulhrwv4hi3,
6558 mmx_pswapdv2si2): Set prefix_extra attribute to 1.
6559 (mmx_ashr<mode>3, mmx_lshr<mode>3, mmx_ashl<mode>3): Set
6560 length_immediate to 1 if operand 2 is const_int_operand.
6561 (*mmx_pinsrw, mmx_pextrw, mmx_pshufw_1, *vec_dupv4hi,
6562 *vec_extractv2si_1): Set length_immediate attribute to 1.
6563 (*mmx_uavgv8qi3): Override prefix_extra attribute to 1 if
6564 using old 3DNOW insn rather than SSE/3DNOW_A.
6565 (mmx_emms, mmx_femms): Clear modrm attribute.
6567 2009-05-29 Martin Jambor <mjambor@suse.cz>
6569 * tree-sra.c: New implementation of SRA.
6571 * params.def (PARAM_SRA_MAX_STRUCTURE_SIZE): Removed.
6572 (PARAM_SRA_MAX_STRUCTURE_COUNT): Removed.
6573 (PARAM_SRA_FIELD_STRUCTURE_RATIO): Removed.
6574 * params.h (SRA_MAX_STRUCTURE_SIZE): Removed.
6575 (SRA_MAX_STRUCTURE_COUNT): Removed.
6576 (SRA_FIELD_STRUCTURE_RATIO): Removed.
6577 * doc/invoke.texi (sra-max-structure-size): Removed.
6578 (sra-field-structure-ratio): Removed.
6580 2009-05-29 Jakub Jelinek <jakub@redhat.com>
6583 * builtins.c (expand_builtin_memcmp): Convert len to sizetype
6586 2009-05-29 Andrey Belevantsev <abel@ispras.ru>
6588 PR rtl-optimization/40101
6589 * sel-sched-ir.c (get_seqno_by_preds): Allow returning negative
6590 seqno. Adjust comment.
6591 * sel-sched.c (find_seqno_for_bookkeeping): Assert that when
6592 inserting bookkeeping before a jump, the jump is not scheduled.
6593 When no positive seqno found, provide a value. Add comment.
6595 2009-05-29 Richard Guenther <rguenther@suse.de>
6597 * tree-ssa-alias.c (nonaliasing_component_refs_p): Remove
6598 short-cutting on the first component.
6600 2009-05-29 Jakub Jelinek <jakub@redhat.com>
6603 * omp-low.c (scan_omp_1_op): Call remap_type on TREE_TYPE
6604 for trees other than decls/types.
6606 2009-05-29 Richard Guenther <rguenther@suse.de>
6608 * tree-ssa-operands.c (get_expr_operands): Do not handle
6609 INDIRECT_REFs in the handled-component case. Remove
6610 unused get_ref_base_and_extent case.
6611 * tree-dfa.c (get_ref_base_and_extent): Avoid calling
6612 tree_low_cst and host_integerp where possible.
6613 * tree-ssa-structalias.c (equiv_class_label_eq): Check hash
6614 codes for equivalence.
6615 * dce.c (find_call_stack_args): Avoid redundant bitmap queries.
6617 2009-05-29 David Billinghurst <billingd@gcc.gnu.org>
6619 * config.gcc: Add i386/t-fprules-softfp and soft-fp/t-softfp
6620 to tmake_file for i[34567]86-*-cygwin*.
6622 2009-05-29 Jakub Jelinek <jakub@redhat.com>
6625 * config/rs6000/rs6000-c.c (_Bool_keyword): New variable.
6626 (altivec_categorize_keyword, init_vector_keywords,
6627 rs6000_cpu_cpp_builtins): Define _Bool as conditional macro
6630 2009-05-29 Kai Tietz <kai.tietz@onevision.com>
6632 * tree.c (handle_dll_attribute): Check if node is
6633 of kind FUNCTION_DECL for DECL_DECLARED_INLINE_P check.
6635 2009-05-29 Richard Earnshaw <rearnsha@arm.com>
6637 * config/arm/thumb2.md (thumb2_zero_extendsidi2): Add a split
6639 (thumb2_zero_extendqidi2): Likewise.
6641 2009-05-28 Kaz Kojima <kkojima@gcc.gnu.org>
6643 * config/sh/sh.c (sh_expand_t_scc): Use gen_xorsi3_movrt
6644 instead of gen_movrt.
6645 * config/sh/sh.md (movrt): Remove.
6647 2009-05-28 Steve Ellcey <sje@cup.hp.com>
6649 * doc/invoke.texi (IA-64 Options):
6650 Add -msdata, -mfused-madd, -mno-inline-float-divide,
6651 -mno-inline-int-divide, -mno-inline-sqrt, -msched-spec-ldc,
6652 -msched-spec-control-ldc, -msched-prefer-non-data-spec-insns,
6653 -msched-prefer-non-control-spec-insns,
6654 -msched-stop-bits-after-every-cycle,
6655 -msched-count-spec-in-critical-path,
6656 -msel-sched-dont-check-control-spec, -msched-fp-mem-deps-zero-cost
6657 -msched-max-memory-insns-hard-limit, -msched-max-memory-insns.
6658 Remove -mt, -pthread, -msched-ldc, -mno-sched-control-ldc,
6659 and -msched-spec-verbose.
6661 2009-05-28 Joseph Myers <joseph@codesourcery.com>
6663 * config/arm/lib1funcs.asm (__clear_cache): Define if L_clear_cache.
6664 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define to give an
6666 * config/arm/t-linux-eabi (LIB1ASMFUNCS): Add _clear_cache.
6668 2009-05-28 Richard Guenther <rguenther@suse.de>
6670 * tree-ssa-alias.c (ao_ref_init): New function.
6671 (ao_ref_base): Likewise.
6672 (ao_ref_base_alias_set): Likewise.
6673 (ao_ref_alias_set): Likewise.
6674 (refs_may_alias_p_1): Change signature.
6675 (refs_may_alias_p): Adjust.
6676 (refs_anti_dependent_p): Likewise.
6677 (refs_output_dependent_p): Likewise.
6678 (call_may_clobber_ref_p_1): Change signature.
6679 (call_may_clobber_ref_p): Adjust.
6680 (stmt_may_clobber_ref_p_1): New function split out from ...
6681 (stmt_may_clobber_ref_p): ... here.
6682 (maybe_skip_until): Adjust signature.
6683 (get_continuation_for_phi): Likewise.
6684 (walk_non_aliased_vuses): Likewise.
6685 * tree-ssa-alias.h (struct ao_ref_s): New structure type.
6686 (ao_ref_init): Declare.
6687 (ao_ref_base): Likewise.
6688 (ao_ref_alias_set): Likewise.
6689 (stmt_may_clobber_ref_p_1): Likewise.
6690 (walk_non_aliased_vuses): Adjust.
6691 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): New function.
6692 (get_ref_from_reference_ops): remove.
6693 (vn_reference_lookup_2): Adjust signature.
6694 (vn_reference_lookup_3): Do not re-build trees. Handle unions.
6695 (vn_reference_lookup_pieces): Adjust signature, do not re-build trees.
6696 (vn_reference_lookup): Adjust.
6697 (vn_reference_insert): Likewise.
6698 (vn_reference_insert_pieces): Adjust signature.
6699 (visit_reference_op_call): Adjust.
6700 * tree-ssa-pre.c (get_expr_type): Simplify.
6701 (phi_translate_1): Adjust.
6702 (compute_avail): Likewise.
6703 (translate_vuse_through_block): Do not re-build trees.
6704 (value_dies_in_block_x): Likewise.
6705 * tree-ssa-sccvn.h (struct vn_reference_s): Add type and alias-set
6707 (vn_reference_lookup_pieces): Adjust declaration.
6708 (vn_reference_insert_pieces): Likewise.
6710 2009-05-28 Benjamin Kosnik <bkoz@redhat.com>
6712 * tree-ssa-copy.c (replace_exp_1): Move op for warning-free use
6713 with checking disabled.
6715 2009-05-28 Dave Korn <dave.korn.cygwin@gmail.com>
6719 * configure.ac (HAVE_GAS_ALIGNED_COMM): Add autoconf test and
6720 macro definition for support of three-operand format aligned
6721 .comm directive in assembler on cygwin/pe/mingw target OS.
6722 * configure: Regenerate.
6723 * config.h: Regenerate.
6725 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Use
6726 aligned form of .comm directive if -mpe-aligned-commons is in effect.
6727 * config/i386/cygming.opt (-mpe-aligned-commons): Add new option.
6729 * doc/invoke.texi (-mpe-aligned-commons): Document new target option.
6730 * doc/tm.texi (ASM_OUTPUT_COMMON): Document zero size commons.
6732 2009-05-28 Ira Rosen <irar@il.ibm.com>
6734 PR tree-optimization/40254
6735 * tree-data-ref.c (dr_analyze_innermost): Take POFFSET into account
6736 in analysis of basic blocks.
6738 2009-05-28 Adam Nemet <anemet@caviumnetworks.com>
6741 * target.h (struct gcc_target): Fix indentation. Add const_anchor.
6742 * target-def.h (TARGET_CONST_ANCHOR): New macro.
6743 (TARGET_INITIALIZER): Use it.
6744 * cse.c (CHEAPER): Move it up to the other macros.
6745 (insert): Rename this ...
6746 (insert_with_costs): ... to this. Add cost parameters. Update
6748 (insert): New function. Call insert_with_costs.
6749 (compute_const_anchors, insert_const_anchor, insert_const_anchors,
6750 find_reg_offset_for_const, try_const_anchors): New functions.
6751 (cse_insn): Call try_const_anchors. Adjust cost of src_related
6752 when using a const-anchor. Call insert_const_anchors.
6753 * config/mips/mips.c (mips_set_mips16_mode): Set targetm.const_anchor.
6754 * doc/tm.texi (Misc): Document TARGET_CONST_ANCHOR.
6756 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
6758 * tree-inline.c (remap_decls): Enable nonlocalized variables
6759 when not optimizing.
6761 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
6763 * tree-ssa-live.c (remove_unused_locals): Skip when not optimizing.
6764 Simplify other tests involving optimize.
6766 2009-05-27 Tom Tromey <tromey@redhat.com>
6768 * unwind-dw2.c (_Unwind_DebugHook): New function.
6769 (uw_install_context): Call _Unwind_DebugHook.
6771 2009-05-27 Tom Tromey <tromey@redhat.com>
6773 * system.h (CONST_CAST2): Use C++ const_cast when compiled as C++
6775 2009-05-27 Ian Lance Taylor <iant@google.com>
6777 * Makefile.in (LINKER, LINKER_FLAGS): Define.
6778 (LINKER_FOR_BUILD, BUILD_LINKERFLAGS): Define.
6779 (ALL_LINKERFLAGS): Define.
6780 (xgcc$(exeext)): Change $(COMPILER) to $(LINKER).
6781 (cpp$(exeext), cc1-dummy$(exeext), cc1$(exeext)): Likewise.
6782 (collect2$(exeext), mips-tfile, mips-tdump): Likewise.
6783 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
6784 (build/gen%$(build_exeext)): Change $(COMPILER_FOR_BUILD) to
6785 $(LINKER_FOR_BUILD).
6786 (build/gcov-iov$(build_exeext)): Likewise.
6788 2009-05-27 Julian Brown <julian@codesourcery.com>
6790 * gcse.c (target.h): Include.
6791 (can_assign_to_reg_without_clobbers_p): Check that the target allows
6792 copy of argument to a pseudo register.
6794 2009-05-27 Diego Novillo <dnovillo@google.com>
6796 * tree-ssa-live.c (dump_scope_block): Document arguments.
6797 (dump_scope_blocks): Document.
6798 (debug_scope_blocks): New.
6799 * tree-flow.h (debug_scope_blocks): Declare.
6801 2009-05-21 Denis Chertykov <denisc@overta.ru>
6803 * doc/contrib.texi (Contributors): Add myself to the list.
6805 2009-05-27 Olivier Hainque <hainque@adacore.com>
6807 * expr.c (target_align): New function. Alignment the TARGET of an
6808 assignment may be assume to have.
6809 (highest_pow2_factor_for_target): Use it instead of relying on
6810 immediate tree attributes of TARGET, not necessarily honored when
6811 intermediate bitfields are involved.
6813 2009-05-27 H.J. Lu <hongjiu.lu@intel.com>
6816 * config/i386/driver-i386.c (host_detect_local_cpu): Support
6817 AVX, SSE4, AES, PCLMUL and POPCNT.
6819 2009-05-27 Diego Novillo <dnovillo@google.com>
6821 * tree-pretty-print.c (dump_location): New.
6822 (dump_generic_node): Call it.
6823 Factor code to handle BLOCK nodes ...
6824 (dump_block_node): ... here.
6826 2009-05-27 Rafael Avila de Espindola <espindola@google.com>
6828 * Makefile.in (GCC_PLUGIN_H): New. Replace all uses of gcc-plugin.h
6830 * doc/plugins.texi: Document that gcc-plugin.h must be the first to be
6832 * gcc-plugin.h: Include config.h and system.h.
6833 (IN_GCC): Define if not defined.
6835 2009-05-27 Hans-Peter Nilsson <hp@axis.com>
6838 * Makefile.in (CRTSTUFF_CFLAGS): Replace -fno-inline-functions
6841 2009-05-27 Shujing Zhao <pearly.zhao@oracle.com>
6843 * config/m32r/m32r.c: Use REG_P, MEM_P and CONST_INT_P where
6845 * config/m32r/m32r.h: Ditto.
6846 * config/m32r/m32r.md: Ditto.
6847 * config/m32r/predicates.md: Ditto.
6849 2009-05-27 Alexandre Oliva <aoliva@redhat.com>
6851 * cgraph.c (dump_cgraph_node): Honor -fdump-noaddr.
6853 2009-05-26 Basile Starynkevitch <basile@starynkevitch.net>
6856 (Loading plugins): typo.
6857 (Plugin callbacks): Documented PLUGIN_INFO, PLUGIN_GGC_START,
6858 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
6859 (Interacting with the GCC Garbage Collector): Added new section.
6860 (Giving information about a plugin): Added new section for
6862 * ggc.h (ggc_register_root_tab): Added declaration.
6863 * gcc-plugin.h (PLUGIN_GGC_START, PLUGIN_GGC_MARKING)
6864 (PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS): Added new events.
6865 (register_callback): Improved comment in declaration.
6866 * ggc-common.c (const_ggc_root_tab_t) Added new typedef for vectors.
6867 (extra_root_vec) Added static variable for dynamic roots registration.
6868 (ggc_register_root_tab) Added new routine.
6869 (ggc_mark_roots) Added iteration inside extra_root_vec, and invoke
6870 PLUGIN_GGC_MARKING event.
6871 * ggc-zone.c: Include plugin.h.
6872 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
6873 * ggc-page.c: Include plugin.h.
6874 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
6875 * plugin.c (plugin_event_name): added names of PLUGIN_GGC_START,
6876 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS
6877 (register_callback): check lack of callbacks for
6878 pseudo-events. Added handling of PLUGIN_REGISTER_GGC_ROOTS,
6879 PLUGIN_GGC_START, PLUGIN_GGC_MARKING, PLUGIN_GGC_END.
6880 (invoke_plugin_callbacks): Handle PLUGIN_GGC_START,
6881 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
6882 * Makefile.in (ggc-common.o, ggc-zone.o, ggc-page.o): Added
6883 dependency on plugin.h.
6884 (plugin.o): Added dependency on ggc.h...
6886 2009-05-26 Richard Guenther <rguenther@suse.de>
6890 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
6891 with mismatched comparison modes.
6893 * expr.c (expand_expr_real_1): Expand the operand of a
6894 VIEW_CONVERT_EXPR in its natural mode.
6896 2009-05-26 Ian Lance Taylor <iant@google.com>
6898 * Makefile.in (COMPILER, COMPILER_FLAGS): Define.
6899 (COMPILER_FOR_BUILD, BUILD_COMPILERFLAGS): Define.
6900 (ALL_COMPILERFLAGS): Define.
6901 (.c.o, xgcc$(exeext), cpp$(exeext)): Use $(COMPILER).
6902 (cc1-dummy$(exeext), cc1$(exeext)): Likewise.
6903 (collect2$(exeext), collect2.o): Likewise.
6904 (c-opts.o, c-cppbuiltin.o, c-pch.o, gcc.o, gccspec.o): Likewise.
6905 (gcc-options.o, version.o, prefix.o, toplev.o): Likewise.
6906 ($(out_object_file), mips-tfile, mips-tdump): Likewise.
6907 (libbackend.o, intl.o, cppdefault.o): Likewise.
6908 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
6909 (build/%.o): Use $(COMPILER_FOR_BUILD).
6910 (build/gen%$(build_exeext)): Likewise.
6911 (build/gcov-iov$(build_exeext)): LIkewise.
6912 * config/t-darwin (darwin.o): Use $(COMPILER).
6913 (darwin-c.o, darwin-f.o, darwin-driver.o): Likewise.
6914 * config/t-sol2 (sol2-c.o): Likewise.
6916 * config/t-vxworks (vxworks.o): Likewise.
6917 * config/x-darwin (host-darwin.o): Likewise.
6918 * config/x-hpux (host-hpux.o): Likewise.
6919 * config/x-linux (host-linux.o): Likewise.
6920 * config/x-solaris (host-solaris.o): Likewise.
6921 * config/alpha/x-alpha (driver-alpha.o): Likewise.
6922 * config/arm/t-arm (arm-c.o): Likewise.
6923 * config/arm/t-pe (pe.o): Likewise.
6924 * config/arm/t-wince-pe (pe.o): Likewise.
6925 * config/i386/t-cygming (winnt.o): Likewise.
6926 (winnt-cxx.o, winnt-stubs.o, msformat-c.o): Likewise.
6927 * config/i386/t-cygwin (cygwin1.o): Likewise.
6928 (cygwin2.o): Likewise.
6929 * config/i386/t-i386 (i386-c.o): Likewise.
6930 * config/i386/t-interix (winnt.o): Likewise.
6931 * config/i386/t-netware (netware.o): Likewise.
6932 * config/i386/t-nwld (nwld.o): Likewise.
6933 * config/i386/x-darwin (host-i386-darwin.o): Likewise.
6934 * config/i386/x-i386 (driver-i386.o): Likewise.
6935 * config/i386/x-cygwin (host-cygwin.o): Likewise.
6936 * config/i386/x-mingw32 (host-mingw32.o): Likewise.
6937 * config/ia64/t-ia64 (ia64-c.o): Likewise.
6938 * config/m32c/t-m32c (m32c-pragma.o): Likewise.
6939 * config/mips/x-native (driver-native.o): Likewise.
6940 * config/rs6000/t-rs6000 (rs6000-c.o): Likewise.
6941 * config/rs6000/x-darwin (host-ppc-darwin.o): Likewise.
6942 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Likewise.
6943 * config/rs6000/x-rs6000 (driver-rs6000.o): Likewise.
6944 * config/score/t-score-elf (score7.o): Likewise.
6945 (score3.o): Likewise.
6946 * config/sh/t-sh (sh-c.o): Likewise.
6947 * config/sh/t-symbian (sh-c.o): Likewise.
6948 (symbian.o): Likewise.
6949 * config/spu/t-spu-elf (spu-c.o): Likewise.
6950 * config/v850/t-v850 (v850-c.o): Likewise.
6951 * config/v850/t-v850e (v850-c.o): Likewise.
6953 2009-05-26 Richard Guenther <rguenther@suse.de>
6955 PR tree-optimization/40122
6956 * tree-ssa-ccp.c (ccp_fold): Fold vector CONSTRUCTORs to
6957 VECTOR_CSTs if possible.
6958 (fold_gimple_assign): Likewise.
6960 2009-05-26 Richard Guenther <rguenther@suse.de>
6963 * fold-const.c (fold_binary): Use the correct types for building
6966 2009-05-26 Richard Guenther <rguenther@suse.de>
6968 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove
6969 redundant calls to merge_alias_info.
6970 (bump_vector_ptr): Likewise.
6971 * tree-ssa-copy.c (merge_alias_info): Remove.
6972 (replace_exp_1): Remove call to merge_alias_info.
6973 (propagate_tree_value): Likewise.
6974 (fini_copy_prop): Propagate points-to info.
6975 * tree-flow.h (merge_alias_info): Remove.
6977 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
6979 * config/picochip/picochip.C (PARAM_INLINE_CALL_COST): Remove.
6981 2009-05-25 Jan Hubicka <jh@suse.cz>
6983 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
6984 * cgraph.h (struct inline_summary): New filed self_wize,
6985 size_inlining_benefit, self_time and time_inlining_benefit.
6986 (struct cgraph_global_info): Replace insns by time ans size fields.
6987 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
6988 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
6989 (ipcp_update_callgraph): Do not touch function bodies.
6990 * ipa-inline.c: Include except.h
6991 (MAX_TIME): New constant.
6992 (overall_insns): Remove.
6994 (overall_size, max_benefit): New static variables.
6995 (cgraph_estimate_time_after_inlining): New function.
6996 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
6997 (cgraph_clone_inlined_nodes): Update size.
6998 (cgraph_mark_inline_edge): Update size.
6999 (cgraph_estimate_growth): Use size info.
7000 (cgraph_check_inline_limits): Check size.
7001 (cgraph_default_inline_p): Likewise.
7002 (cgraph_edge_badness): Compute badness based on benefit and size cost.
7003 (cgraph_decide_recursive_inlining): Check size.
7004 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
7006 (cgraph_decide_inlining): Likewise.
7007 (cgraph_decide_inlining_incrementally): Likewise; honor
7008 PARAM_EARLY_INLINING_INSNS.
7009 (likely_eliminated_by_inlining_p): New predicate.
7010 (estimate_function_body_sizes): New function.
7011 (compute_inline_parameters): Use it.
7012 * except.c (must_not_throw_labels): New function.
7013 * except.h (must_not_throw_labels): Declare.
7014 * tree-inline.c (init_inline_once): Kill inlining_weigths
7015 * tree-ssa-structalias.c: Avoid uninitialized warning.
7016 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
7017 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
7018 (PARAM_INLINE_CALL_COST): Remove.
7019 (PARAM_EARLY_INLINING_INSNS): New.
7021 2009-05-25 Richard Guenther <rguenther@suse.de>
7023 PR tree-optimization/36327
7024 * tree-ssa-alias.c (walk_non_aliased_vuses): Add second walker
7025 callback for reference translation or lookup at the point of may-defs.
7026 * tree-ssa-alias.h (walk_non_aliased_vuses): Adjust prototype.
7027 * tree-ssa-sccvn.c (get_ref_from_reference_ops): Bail out
7028 for union COMPONENT_REFs.
7029 (vn_reference_lookup_3): New callback. Lookup from memset
7030 and CONSTRUCTOR assignment, translate through struct copies.
7031 (vn_reference_lookup_pieces): Make sure to not free the
7032 passed operands array. Adjust walk_non_aliased_vuses call.
7033 (vn_reference_lookup): Adjust walk_non_aliased_vuses call,
7034 make sure we do not leak memory.
7036 2009-05-25 Richard Guenther <rguenther@suse.de>
7038 * tree-ssa-alias.h (dump_points_to_solution): Declare.
7039 * tree-inline.c (expand_call_inline): Reset the escaped and
7041 * tree-ssa-structalias.c (pass_build_ealias): New.
7042 * tree-pass.h (pass_build_ealias): Declare.
7043 * passes.c (init_optimization_passes): Add PTA during
7044 early optimizations.
7045 * tree-ssa-alias.c (dump_alias_info): Dump the ESCAPED
7046 and CALLUSED solutions.
7047 (dump_points_to_solution): New function, split out from ...
7048 (dump_points_to_info_for): ... here.
7049 * tree-parloops.c (parallelize_loops): Reset the escaped and
7052 2009-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
7055 * config/i386/i386.c (USE_HIDDEN_LINKONCE): Only define if missing.
7056 * config/i386/sol2.h [!TARGET_GNU_LD] (USE_HIDDEN_LINKONCE): Define.
7058 2009-05-25 Ira Rosen <irar@il.ibm.com>
7060 PR tree-optimization/40238
7061 * tree-vect-stmts.c (vect_init_vector): Insert initialization
7062 statements after basic block's labels.
7063 * tree-vect-slp.c (vect_slp_transform_bb): Call destroy_bb_vec_info()
7064 to free the allocated memory.
7066 2009-05-24 Kaz Kojima <kkojima@gcc.gnu.org>
7068 * gcc/config/sh/sh.c (sh_set_return_address): Mark store of
7069 return address with a USE.
7071 2009-05-24 Richard Guenther <rguenther@suse.de>
7074 * tree.c (make_vector_type): Build the TYPE_DEBUG_REPRESENTATION_TYPEs
7075 array type from the main variant of the inner type.
7077 2009-05-24 Jan-Benedict Glaw <jbglaw@lug-owl.de>
7079 * config/vax/vax-protos.h (legitimate_constant_address_p): Change
7080 definition to bool (from int) to un-break build.
7081 (legitimate_constant_p, vax_mode_dependent_address_p): Likewise.
7083 2009-05-24 Paolo Bonzini <bonzini@gnu.org>
7085 * tree-ssa-operands.h (push_stmt_changes, pop_stmt_changes,
7086 discard_stmt_changes): Delete.
7087 * tree-ssa-operands.c (scb_stack): Delete.
7088 (init_ssa_operands): Do not initialize it.
7089 (fini_ssa_operands): Do not free it.
7090 (push_stmt_changes, pop_stmt_changes, discard_stmt_changes): Delete.
7092 * tree-cfg.c (replace_uses_by): Replace pop_stmt_changes with
7093 update_stmt, remove the others. Fix comments.
7094 * tree-dfa.c (optimize_stack_restore): Likewise.
7095 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Likewise.
7096 * tree-ssa-loop-ivopts.c (rewrite_use): Likewise.
7097 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
7098 * tree-ssa-ccp.c (optimize_stack_restore, execute_fold_all_builtins):
7100 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
7101 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
7102 (dom_opt_finalize_block): Likewise, adjusting access to
7104 (optimize_stmt): Likewise, adjusting access to stmts_to_rescan.
7105 (stmts_to_rescan): Change item type to gimple.
7106 (tree_ssa_dominator_optimize): Change type of stmts_to_rescan.
7108 2009-05-24 Ira Rosen <irar@il.ibm.com>
7110 * doc/passes.texi (Tree-SSA passes): Document SLP pass.
7111 * tree-pass.h (pass_slp_vectorize): New pass.
7112 * params.h (SLP_MAX_INSNS_IN_BB): Define.
7113 * timevar.def (TV_TREE_SLP_VECTORIZATION): Define.
7114 * tree-vectorizer.c (timevar.h): Include.
7115 (user_vect_verbosity_level): Declare.
7116 (vect_location): Fix comment.
7117 (vect_set_verbosity_level): Update user_vect_verbosity_level
7118 instead of vect_verbosity_level.
7119 (vect_set_dump_settings): Add an argument. Ignore user defined
7120 verbosity if dump flags require higher level of verbosity. Print to
7121 stderr only for loop vectorization.
7122 (vectorize_loops): Update call to vect_set_dump_settings.
7123 (execute_vect_slp): New function.
7124 (gate_vect_slp): Likewise.
7125 (struct gimple_opt_pass pass_slp_vectorize): New.
7126 * tree-vectorizer.h (struct _bb_vec_info): Define along macros to
7128 (vec_info_for_bb): New function.
7129 (struct _stmt_vec_info): Add bb_vinfo and a macro for its access.
7130 (VECTORIZATION_ENABLED): New macro.
7131 (SLP_ENABLED, SLP_DISABLED): Likewise.
7132 (vect_is_simple_use): Add bb_vec_info argument.
7133 (new_stmt_vec_info, vect_analyze_data_ref_dependences,
7134 vect_analyze_data_refs_alignment, vect_verify_datarefs_alignment,
7135 vect_analyze_data_ref_accesses, vect_analyze_data_refs,
7136 vect_schedule_slp, vect_analyze_slp): Likewise.
7137 (vect_analyze_stmt): Add slp_tree argument.
7138 (find_bb_location): Declare.
7139 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
7140 * tree-vect-loop.c (new_loop_vec_info): Adjust function calls.
7141 (vect_analyze_loop_operations, vect_analyze_loop,
7142 get_initial_def_for_induction, vect_create_epilog_for_reduction,
7143 vect_finalize_reduction, vectorizable_reduction,
7144 vectorizable_live_operation, vect_transform_loop): Likewise.
7145 * tree-data-ref.c (dr_analyze_innermost): Update comment,
7146 skip evolution analysis if analyzing a basic block.
7147 (dr_analyze_indices): Likewise.
7148 (initialize_data_dependence_relation): Skip the test whether the
7149 object is invariant for basic blocks.
7150 (compute_all_dependences): Skip dependence analysis for data
7151 references in basic blocks.
7152 (find_data_references_in_stmt): Don't fail in case of invariant
7153 access in basic block.
7154 (find_data_references_in_bb): New function.
7155 (find_data_references_in_loop): Move code to
7156 find_data_references_in_bb and add a call to it.
7157 (compute_data_dependences_for_bb): New function.
7158 * tree-data-ref.h (compute_data_dependences_for_bb): Declare.
7159 * tree-vect-data-refs.c (vect_check_interleaving): Adjust to the case
7161 (vect_analyze_data_ref_dependence): Check for interleaving in case of
7162 unknown dependence in basic block and fail in case of dependence in
7164 (vect_analyze_data_ref_dependences): Add bb_vinfo argument, get data
7165 dependence instances from either loop or basic block vectorization
7167 (vect_compute_data_ref_alignment): Check if it is loop vectorization
7168 before calling nested_in_vect_loop_p.
7169 (vect_compute_data_refs_alignment): Add bb_vinfo argument, get data
7170 dependence instances from either loop or basic block vectorization
7172 (vect_verify_datarefs_alignment): Likewise.
7173 (vect_enhance_data_refs_alignment): Adjust function calls.
7174 (vect_analyze_data_refs_alignment): Likewise.
7175 (vect_analyze_group_access): Fix printing. Skip different checks if
7176 DR_STEP is 0. Keep strided stores either in loop or basic block
7177 vectorization data structure. Fix indentation.
7178 (vect_analyze_data_ref_access): Fix comments, allow zero step in
7180 (vect_analyze_data_ref_accesses): Add bb_vinfo argument, get data
7181 dependence instances from either loop or basic block vectorization
7183 (vect_analyze_data_refs): Update comment. Call
7184 compute_data_dependences_for_bb to analyze basic blocks.
7185 (vect_create_addr_base_for_vector_ref): Check for outer loop only in
7186 case of loop vectorization. In case of basic block vectorization use
7187 data-ref itself as a base.
7188 (vect_create_data_ref_ptr): In case of basic block vectorization:
7189 don't advance the pointer, add new statements before the current
7190 statement. Adjust function calls.
7191 (vect_supportable_dr_alignment): Support only aligned accesses in
7192 basic block vectorization.
7193 * common.opt (ftree-slp-vectorize): New flag.
7194 * tree-vect-patterns.c (widened_name_p): Adjust function calls.
7195 (vect_pattern_recog_1): Likewise.
7196 * tree-vect-stmts.c (process_use): Likewise.
7197 (vect_init_vector): Add new statements in the beginning of the basic
7198 block in case of basic block SLP.
7199 (vect_get_vec_def_for_operand): Adjust function calls.
7200 (vect_finish_stmt_generation): Likewise.
7201 (vectorizable_call): Add assert that it is loop vectorization, adjust
7203 (vectorizable_conversion, vectorizable_assignment): Likewise.
7204 (vectorizable_operation): In case of basic block SLP, take
7205 vectorization factor from statement's type and skip the relevance
7206 check. Adjust function calls.
7207 (vectorizable_type_demotion): Add assert that it is loop
7208 vectorization, adjust function calls.
7209 (vectorizable_type_promotion): Likewise.
7210 (vectorizable_store): Check for outer loop only in case of loop
7211 vectorization. Adjust function calls. For basic blocks, skip the
7212 relevance check and don't advance pointers.
7213 (vectorizable_load): Likewise.
7214 (vectorizable_condition): Add assert that it is loop vectorization,
7215 adjust function calls.
7216 (vect_analyze_stmt): Add argument. In case of basic block SLP, check
7217 that it is not reduction, get vector type, call only supported
7218 functions, skip loop specific parts.
7219 (vect_transform_stmt): Check for outer loop only in case of loop
7221 (new_stmt_vec_info): Add new argument and initialize bb_vinfo.
7222 (vect_is_simple_use): Fix comment, add new argument, fix conditions
7223 for external definition.
7224 * passes.c (pass_slp_vectorize): New pass.
7225 * tree-vect-slp.c (find_bb_location): New function.
7226 (vect_get_and_check_slp_defs): Add argument, adjust function calls,
7227 check for patterns only in loops.
7228 (vect_build_slp_tree): Add argument, adjust function calls, fail in
7229 case of multiple types in basic block SLP.
7230 (vect_mark_slp_stmts_relevant): New function.
7231 (vect_supported_load_permutation_p): Fix comment.
7232 (vect_analyze_slp_instance): Add argument. In case of basic block
7233 SLP, take vectorization factor from statement's type, check that
7234 unrolling factor is 1. Adjust function call. Save SLP instance in
7235 either loop or basic block vectorization structure. Return FALSE,
7237 (vect_analyze_slp): Add argument. Get strided stores groups from
7238 either loop or basic block vectorization structure. Return FALSE
7239 if basic block SLP failed.
7240 (new_bb_vec_info): New function.
7241 (destroy_bb_vec_info, vect_slp_analyze_node_operations,
7242 vect_slp_analyze_operations, vect_slp_analyze_bb): Likewise.
7243 (vect_schedule_slp): Add argument. Get SLP instances from either
7244 loop or basic block vectorization structure. Set vectorization factor
7245 to be 1 for basic block SLP.
7246 (vect_slp_transform_bb): New function.
7247 * params.def (PARAM_SLP_MAX_INSNS_IN_BB): Define.
7249 2009-05-23 Mark Mitchell <mark@codesourcery.com>
7251 * final.c (shorten_branches): Do not align labels for jump tables.
7252 (final_scan_insn): Use JUMP_TABLE_DATA_P.
7254 2009-05-23 Eric Botcazou <ebotcazou@adacore.com>
7256 * doc/passes.texi: Standardize spelling of RTL, Tree and Tree SSA.
7257 Remove outdated reference to flow.c and fix nits.
7258 * doc/gccint.texi: Tweak RTL description.
7259 * doc/rtl.texi: Likewise.
7261 2009-05-23 Denis Chertykov <chertykov@gmail.com>
7263 * config/avr/avr.c: Change my email address.
7264 * config/avr/avr.h: Likewise.
7265 * config/avr/avr.md: Likewise.
7266 * config/avr/avr-protos.h: Likewise.
7267 * config/avr/libgcc.S: Likewise.
7269 2009-05-22 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
7271 * config/spu/spu-protos.h (aligned_mem_p, spu_valid_mov): Remove.
7272 (spu_split_load, spu_split_store): Change return type to int.
7273 (spu_split_convert): Declare.
7274 * config/spu/predicates.md (spu_mem_operand): Remove.
7275 (spu_mov_operand): Update.
7276 (spu_dest_operand, shiftrt_operator, extend_operator): Define.
7277 * config/spu/spu.c (regno_aligned_for_load): Remove.
7278 (reg_aligned_for_addr, spu_expand_load): Define.
7279 (spu_expand_extv): Reimplement and handle MEM.
7280 (spu_expand_insv): Handle MEM.
7281 (spu_sched_reorder): Handle insn's with length 0.
7282 (spu_legitimate_address_p): Reimplement.
7283 (store_with_one_insn_p): Return TRUE for any mode with size
7284 larger than 16 bytes.
7285 (address_needs_split): Define.
7286 (spu_expand_mov): Call spu_split_load and spu_split_store for MEM
7288 (spu_convert_move): Define.
7289 (spu_split_load): Use spu_expand_load and change all MEM's to TImode.
7290 (spu_split_store): Change all MEM's to TImode.
7291 (spu_init_expanders): Preallocate registers that correspond to
7292 LAST_VIRTUAL_REG+1 and LAST_VIRTUAL_REG+2 and set them with
7294 (spu_split_convert): Define.
7295 * config/spu/spu.md (QHSI, QHSDI): New mode iterators.
7296 (_move<mode>, _movdi, _movti): Update predicate and condition.
7297 (load, store): Change to define_split.
7298 (extendqiti2, extendhiti2, extendsiti2, extendditi2): Simplify to
7300 (zero_extendqiti2, zero_extendhiti2, <v>lshr<mode>3_imm): Define.
7301 (lshr<mode>3, lshr<mode>3_imm, lshr<mode>3_re): Simplify to one
7302 define_insn_and_split of lshr<mode>3.
7303 (shrqbybi_<mode>, shrqby_<mode>): Simplify to define_expand.
7304 (<v>ashr<mode>3_imm): Define.
7305 (extv, extzv, insv): Allow MEM operands.
7306 (trunc_shr_ti<mode>, trunc_shr_tidi, shl_ext_<mode>ti,
7307 shl_ext_diti, sext_trunc_lshr_tiqisi, zext_trunc_lshr_tiqisi,
7308 sext_trunc_lshr_tihisi, zext_trunc_lshr_tihisi): Define for combine.
7309 (_spu_convert2): Change to define_insn_and_split and remove the
7310 corresponding define_peephole2.
7311 (stack_protect_set, stack_protect_test, stack_protect_test_si):
7312 Change predicates to memory_operand.
7314 2009-05-22 Mark Mitchell <mark@codesourcery.com>
7316 * config/arm/thumb2.md: Add 16-bit multiply instructions.
7318 2009-05-21 Michael Meissner <meissner@linux.vnet.ibm.com>
7320 PR tree-optimization/40219
7321 * tree.c (iterative_hash_expr): Make sure the builtin function is
7322 a normal builtin function and not a front end or back end builtin
7323 before indexing into the built_in_decls array.
7325 2009-05-22 Richard Guenther <rguenther@suse.de>
7328 * alias.c (write_dependence_p): Do not use TBAA for answering
7329 anti-dependence or output-dependence.
7330 * tree-ssa-structalias.c (set_uids_in_ptset): Remove TBAA pruning code.
7331 (emit_pointer_definition): Remove.
7332 (emit_alias_warning): Likewise.
7333 (find_what_var_points_to): Remove TBAA pruning code.
7334 (find_what_p_points_to): Likewise. Do not warn about strict-aliasing
7336 (compute_points_to_sets): Remove code computing the set of
7337 dereferenced pointers.
7338 * tree-data-ref.c (dr_may_alias_p): Properly use the split
7339 oracle for querying anti and output dependencies.
7340 * tree-ssa-alias.c (refs_may_alias_p_1): Add argument specifying
7341 if TBAA may be applied.
7342 (refs_anti_dependent_p): New function.
7343 (refs_output_dependent_p): Likewise.
7344 * tree-ssa-alias.h (refs_anti_dependent_p): Declare.
7345 (refs_output_dependent_p): Likewise.
7346 * doc/tree-ssa.texi (Memory model): New section.
7347 * doc/c-tree.texi (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
7348 * doc/gimple.texi (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
7349 * cfgexpand.c (expand_gimple_basic_block): Do not handle
7350 GIMPLE_CHANGE_DYNAMIC_TYPE or CHANGE_DYNAMIC_TYPE_EXPR.
7351 * expr.c (expand_expr_real_1): Likewise.
7352 * gimple-low.c (lower_stmt): Likewise.
7353 * gimple-pretty-print.c (dump_gimple_stmt): Likewise.
7354 (dump_gimple_cdt): Remove.
7355 * gimple.c (gss_for_code): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
7356 (gimple_size): Likewise.
7357 (walk_gimple_op): Likewise.
7358 (is_gimple_stmt): Likewise.
7359 (walk_stmt_load_store_addr_ops): Likewise.
7360 (gimple_build_cdt): Remove.
7361 * gimple.def (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
7362 * gimple.h (gimple_cdt_new_type): Remove.
7363 (gimple_cdt_new_type_ptr): Likewise.
7364 (gimple_cdt_set_new_type): Likewise.
7365 (gimple_cdt_location): Likewise.
7366 (gimple_cdt_location_ptr): Likewise.
7367 (gimple_cdt_set_location): Likewise.
7368 * gimplify.c (gimplify_expr): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
7369 * tree-cfg.c (remove_useless_stmts_1): Do not handle
7370 GIMPLE_CHANGE_DYNAMIC_TYPE.
7371 (verify_types_in_gimple_stmt): Likewise.
7372 * tree-inline.c (estimate_num_insns): Likewise.
7373 (expand_call_inline): Do not copy DECL_NO_TBAA_P.
7374 (copy_decl_to_var): Likewise.
7375 (copy_result_decl_to_var): Likewise.
7376 * tree-pretty-print.c (dump_generic_node): Do not handle
7377 CHANGE_DYNAMIC_TYPE_EXPR.
7378 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
7379 * tree-ssa-operands.c (get_expr_operands): Likewise.
7380 * tree-ssa-structalias.c (struct variable_info): Remove
7381 no_tbaa_pruning member.
7382 (new_var_info): Do not set it based on DECL_NO_TBAA_P.
7383 (unify_nodes): Do not copy it.
7384 (find_func_aliases): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
7385 (dump_solution_for_var): Do not dump no_tbaa_pruning state.
7386 (set_uids_in_ptset): Do not check it.
7387 (find_what_var_points_to): Likewise.
7388 (compute_tbaa_pruning): Remove.
7389 (compute_points_to_sets): Do not call it.
7390 * tree.c (walk_tree_1): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
7391 * tree.def (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
7392 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Remove.
7393 (CHANGE_DYNAMIC_TYPE_LOCATION): Likewise.
7394 (DECL_NO_TBAA_P): Likewise.
7395 (struct tree_decl_common): Move no_tbaa_flag to unused flags section.
7396 * omp-low.c (copy_var_decl): Do not copy DECL_NO_TBAA_P.
7397 (expand_omp_atomic_pipeline): Do not set it.
7398 * print-tree.c (print_node): Do not dump it.
7399 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
7402 2009-05-22 Vladimir Makarov <vmakarov@redhat.com>
7405 * reg-stack.c (subst_stack_regs_pat): Remove gcc_assert for note
7408 2009-05-22 Mark Mitchell <mark@codesourcery.com>
7410 * tree.c (handle_dll_attribute): Mark dllexport'd inlines as
7413 2009-05-22 Ben Elliston <bje@au.ibm.com>
7415 * Makefile.in (bversion.h, s-bversion): New targets.
7416 (TOPLEV_H): Add bversion.h.
7417 * toplev.h: Include "bversion.h".
7418 (ATTRIBUTE_GCC_DIAG): When building with checking disabled, use
7419 the __format__ attribute only if compiling with the same version
7420 of GCC as the sources (the "build version").
7422 2009-05-22 Ben Elliston <bje@au.ibm.com>
7424 * c-format.c (handle_format_attribute): Fix comment typo.
7426 2009-05-21 Steve Ellcey <sje@cup.hp.com>
7429 * config/ia64/ia64.opt (mfused-madd): New.
7430 * config/ia64/ia64.h (TARGET_DEFAULT): Set MASK_FUSED_MADD.
7431 * config/ia64/hpux.h (TARGET_DEFAULT): Ditto.
7432 * config/ia64/ia64.md (maddsf4, msubsf4, nmaddsf4,
7433 madddf4, madddf4_trunc, msubdf4, msubdf4_trunc, nmadddf4,
7434 nmadddf4_truncsf, maddxf4, maddxf4_truncsf, maddxf4_truncdf,
7435 msubxf4, msubxf4_truncsf msubxf4_truncdf, nmaddxf4,
7436 nmaddxf4_truncsf, nmaddxf4_truncdf): Check TARGET_FUSED_MADD.
7437 * config/ia64/vect.md (addv2sf3, subv2sf3): Force fpma/fpms
7438 instruction if !TARGET_FUSED_MADD.
7439 (fpma, fpms): Remove colon from name.
7441 2009-05-22 Richard Guenther <rguenther@suse.de>
7443 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Record
7444 TMR_ORIGINAL. Always either record TMR_SYMBOL or TMR_BASE.
7445 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Handle
7447 (create_expression_by_pieces): Only convert if necessary.
7448 * gimplify.c (gimplify_expr): Handle TARGET_MEM_REF.
7449 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Handle INTEGER_CST.
7451 2009-05-21 Adam Nemet <anemet@caviumnetworks.com>
7453 * config/mips/mips.md (*extzv_trunc<mode>_exts): Turn into a
7454 regular pattern from a template and rename it ...
7455 (*extzv_truncsi_exts): ... to this.
7457 2009-05-21 Richard Guenther <rguenther@suse.de>
7459 * cgraph.h (struct cgraph_node): Remove inline_decl member.
7460 * ipa-inline.c (cgraph_mark_inline_edge): Do not check it.
7461 (cgraph_default_inline_p): Likewise.
7462 (cgraph_decide_inlining_incrementally): Likewise.
7464 2009-05-21 H.J. Lu <hongjiu.lu@intel.com>
7465 Uros Bizjak <ubizjak@gmail.com>
7467 * config/i386/cpuid.h (bit_MOVBE): New.
7469 * config/i386/driver-i386.c (host_detect_local_cpu): Check movbe.
7471 * config/i386/i386.c (OPTION_MASK_ISA_MOVBE_SET): New.
7472 (OPTION_MASK_ISA_MOVBE_UNSET): Likewise.
7473 (ix86_handle_option): Handle OPT_mmovbe.
7474 (ix86_target_string): Add -mmovbe.
7475 (pta_flags): Add PTA_MOVBE.
7476 (processor_alias_table): Add PTA_MOVBE to "atom".
7477 (override_options): Handle PTA_MOVBE.
7479 * config/i386/i386.h (TARGET_MOVBE): New.
7481 * config/i386/i386.md (bswapsi2): Check TARGET_MOVBE.
7482 (*bswapsi_movbe): New.
7483 (*bswapdi_movbe): Likewise.
7484 (bswapdi2): Renamed to ...
7486 (bswapdi2): New expander.
7488 * config/i386/i386.opt (mmovbe): New.
7490 * doc/invoke.texi: Document -mmovbe.
7492 2009-05-21 Taras Glek <tglek@mozilla.com>
7494 * plugin.c (try_init_one_plugin): Updated to new plugin_init API.
7495 * gcc-plugin.h (plugin_init): Updated signature.
7496 * gcc-plugin.h (plugin_name_args): Moved to this header.
7497 * doc/plugins.texi (plugin_init): Updated documention to reflect
7499 * doc/plugins.texi (plugin_name_args): Added to documention.
7501 2009-05-21 Mark Mitchell <mark@codesourcery.com>
7503 * config/arm/neon.md (*mul<mode>3add<mode>_neon): New pattern.
7504 (*mul<mode>3neg<mode>add<mode>_neon): Likewise.
7506 2009-05-21 Shujing Zhao <pearly.zhao@oracle.com>
7508 * config/i386/i386.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P and
7509 JUMP_TABLE_DATA_P predicates where applicable.
7510 * config/i386/predicates.md: Ditto.
7511 * config/i386/sse.md: Ditto.
7513 2009-05-21 Jakub Jelinek <jakub@redhat.com>
7515 * config/i386/i386.md (adddi_4_rex64, addsi_4, addhi_4): For
7516 operand2 -128 override length_immediate attribute to 1.
7517 * config/i386/predicates.md (constm128_operand): New predicate.
7519 * config/i386/i386.c (memory_address_length): Handle %r12
7520 the same as %rsp and %r13 the same as %rbp. For %rsp and %rbp
7522 (ix86_attr_length_address_default): For MODE_SI lea in 64-bit
7523 mode look through optional ZERO_EXTEND and SUBREG.
7524 * config/i386/i386.md (R12_REG): New define_constant.
7525 (prefix_data16): For sse unit set also for MODE_TI insns.
7526 (prefix_rex): For -m32 always return 0. For TYPE_IMOVX
7527 insns set if operand 1 is ext_QIreg_operand.
7528 (modrm): For TYPE_IMOV clear only if not MODE_DI. For
7529 TYPE_{ALU{,1},ICMP,TEST} insn clear if there is non-shortened
7531 (*movdi_extzv_1, zero_extendhidi2, zero_extendqidi2): Change
7532 mode from MODE_DI to MODE_SI.
7533 (movdi_1_rex64): Override modrm and length_immediate attributes
7534 only for movabs (TYPE_IMOV, alternative 2).
7535 (zero_extendsidi2_rex64): Clear prefix_0f attribute if TYPE_IMOVX.
7536 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit,
7537 *float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit,
7538 *float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit,
7539 *float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Set
7540 prefix_rex attribute if DImode.
7541 (*adddi_1_rex64, *adddi_2_rex64, *adddi_3_rex64, *adddi_5_rex64,
7542 *addsi_1, *addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
7543 *addsi_3_zext, *addsi_5, *addhi_1_lea, *addhi_1, *addhi_2, *addhi_3,
7544 *addhi_5, *addqi_1_lea, *addqi_1): Override length_immediate
7545 attribute to 1 if TYPE_ALU and operand 2 is const128_operand.
7546 (pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64):
7547 Likewise. For TYPE_IMOV clear length_immediate attribute.
7548 (*ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashldi3_cconly_rex64,
7549 *ashlsi3_1, *ashlsi3_1_zext, *ashlsi3_cmp, **ashlsi3_cconly,
7550 *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1, *ashlhi3_cmp,
7551 *ashlhi3_cconly, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
7552 *ashlqi3_cconly): Override length_immediate attribute to 0 if TYPE_ALU
7553 or one operand TYPE_ISHIFT.
7554 (*ashrdi3_1_one_bit_rex64, *ashrdi3_one_bit_cmp_rex64,
7555 *ashrdi3_one_bit_cconly_rex64, *ashrsi3_1_one_bit,
7556 *ashrsi3_1_one_bit_zext, *ashrsi3_one_bit_cmp,
7557 *ashrsi3_one_bit_cconly, *ashrsi3_one_bit_cmp_zext,
7558 *ashrhi3_1_one_bit, *ashrhi3_one_bit_cmp, *ashrhi3_one_bit_cconly,
7559 *ashrqi3_1_one_bit, *ashrqi3_1_one_bit_slp, *ashrqi3_one_bit_cmp,
7560 *ashrqi3_one_bit_cconly, *lshrdi3_1_one_bit_rex64,
7561 *lshrdi3_cmp_one_bit_rex64, *lshrdi3_cconly_one_bit_rex64,
7562 *lshrsi3_1_one_bit, *lshrsi3_1_one_bit_zext, *lshrsi3_one_bit_cmp,
7563 *lshrsi3_one_bit_cconly, *lshrsi3_cmp_one_bit_zext,
7564 *lshrhi3_1_one_bit, *lshrhi3_one_bit_cmp, *lshrhi3_one_bit_cconly,
7565 *lshrqi3_1_one_bit, *lshrqi3_1_one_bit_slp, *lshrqi2_one_bit_cmp,
7566 *lshrqi2_one_bit_cconly, *rotlsi3_1_one_bit_rex64, *rotlsi3_1_one_bit,
7567 *rotlsi3_1_one_bit_zext, *rotlhi3_1_one_bit, *rotlqi3_1_one_bit_slp,
7568 *rotlqi3_1_one_bit, *rotrdi3_1_one_bit_rex64, *rotrsi3_1_one_bit,
7569 *rotrsi3_1_one_bit_zext, *rotrhi3_one_bit, *rotrqi3_1_one_bit,
7570 *rotrqi3_1_one_bit_slp): Override length_immediate attribute to 0,
7571 set mode attribute, don't override length attribute.
7572 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Set prefix_0f attribute
7574 (return_internal_long): Set length attribute to 2 instead of 1.
7575 (*strmovqi_rex_1, *strsetqi_rex_1, *rep_stosqi_rex64,
7576 *cmpstrnqi_nz_rex_1, *cmpstrnqi_rex_1, *strlenqi_rex_1): Clear
7577 prefix_rex attribute.
7578 * config/i386/predicates.md (ext_QIreg_operand, const128_operand):
7580 (memory_displacement_only_operand): Always return 0 for TARGET_64BIT.
7582 2009-05-21 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7584 * config/arm/thumb2.md (orsi_notsi_si): Fix typo in pattern.
7586 2009-05-20 Ian Lance Taylor <iant@google.com>
7588 * tree.c (build_tree_list_vec_stat): New function.
7589 (ctor_to_vec): New function.
7590 (build_nt_call_vec): New function.
7591 (build_call_array): Change args to be a const pointer.
7592 (build_call_vec): New function.
7593 * tree.h (build_nt_call_vec): Declare.
7594 (build_tree_list_vec_stat): Declare.
7595 (build_tree_list_vec): Define.
7596 (build_call_array): Update declaration.
7597 (build_call_vec): Declare.
7598 (ctor_to_vec): Declare.
7599 * c-common.c (tree_vector_cache): New static variable.
7600 (make_tree_vector): New function.
7601 (release_tree_vector): New function.
7602 (make_tree_vector_single): New function.
7603 (make_tree_vector_copy): New function.
7604 * c-common.h (tree_vector_cache, make_tree_vector): Declare.
7605 (make_tree_vector_single, make_tree_vector_copy): Declare.
7606 * c-parser.c (cached_expr_list_1, cached_expr_list_2): Remove.
7607 (c_parser_expr_list): Don't manage cache here, instead call
7609 (c_parser_release_expr_list): Remove static function.
7610 (c_parser_vec_to_tree_list): Remove static function.
7611 (c_parser_attributes): Call build_tree_list_vec instead of
7612 c_parser_vec_to_tree_list. Call release_tree_vector instead of
7613 c_parser_release_expr_list.
7614 (c_parser_postfix_expression_after_primary): Likewise.
7615 (c_parser_objc_keywordexpr): Likewise.
7617 2009-05-20 Sandra Loosemore <sandra@codesourcery.com>
7619 * doc/tm.texi (Misc): Document TARGET_INVALID_PARAMETER_TYPE,
7620 TARGET_INVALID_RETURN_TYPE, TARGET_PROMOTED_TYPE, and
7621 TARGET_CONVERT_TO_TYPE.
7622 * hooks.c (hook_tree_const_tree_null): Define.
7623 * hooks.h (hook_tree_const_tree_null): Declare.
7624 * target.h (struct gcc_target): Add invalid_parameter_type,
7625 invalid_return_type, promoted_type, and convert_to_type fields.
7626 * target-def.h: (TARGET_INVALID_PARAMETER_TYPE): Define.
7627 (TARGET_INVALID_RETURN_TYPE): Define.
7628 (TARGET_PROMOTED_TYPE): Define.
7629 (TARGET_CONVERT_TO_TYPE): Define.
7630 (TARGET_INITIALIZER): Update for new fields.
7631 * c-decl.c (grokdeclarator): Check targetm.invalid_return_type.
7632 (grokparms): Check targetm.invalid_parameter_type.
7633 * c-typeck.c (default_conversion): Check targetm.promoted_type.
7634 * c-convert.c (convert): Check targetm.convert_to_type.
7636 2009-05-20 Adam Nemet <anemet@caviumnetworks.com>
7638 * config/mips/mips.md (*extenddi_truncate<mode>,
7639 *extendsi_truncate<mode>): Emit exts if supported. Add attribute
7641 (*extendhi_truncateqi): New define_insn_and_sptit.
7643 2009-05-20 Jakub Jelinek <jakub@redhat.com>
7646 * fold-const.c (fold_binary) <case BIT_AND_EXPR>: Avoid infinite
7647 recursion if build_int_cst_type returns the same INTEGER_CST as arg1.
7649 2009-05-20 Eric Botcazou <ebotcazou@adacore.com>
7651 * fold-const.c (build_fold_addr_expr_with_type): Take the address of
7652 the operand of VIEW_CONVERT_EXPR.
7654 2009-05-20 H.J. Lu <hongjiu.lu@intel.com>
7656 * config/i386/driver-i386.c (host_detect_local_cpu): Check
7657 extended family and model for Intel processors. Support Intel Atom.
7659 2009-05-20 Olivier Hainque <hainque@adacore.com>
7661 * gstab.h (stab_code_type): Define, to be used instead of the
7662 __stab_debug_code enum, made anonymous. Add 2009 to the copyright
7664 * dbxout.c (STAB_CODE_TYPE): Remove #define and replace use
7665 occurrences by stab_code_type.
7666 * mips-tfile.c (STAB_CODE_TYPE): Remove #define, unused.
7668 2009-05-20 Martin Jambor <mjambor@suse.cz>
7670 * tree-flow.h (insert_edge_copies_seq): Undeclare.
7671 (sra_insert_before): Likewise.
7672 (sra_insert_after): Likewise.
7673 (sra_init_cache): Likewise.
7674 (sra_type_can_be_decomposed_p): Likewise.
7675 * tree-mudflap.c (insert_edge_copies_seq): Copied here from tree-sra.c
7676 * tree-sra.c (sra_type_can_be_decomposed_p): Made static.
7677 (sra_insert_before): Likewise.
7678 (sra_insert_after): Likewise.
7679 (sra_init_cache): Likewise.
7680 (insert_edge_copies_seq): Made static and moved upwards.
7682 * tree-complex.c (extract_component): Added VIEW_CONVERT_EXPR switch
7685 * tree-flow-inline.h (contains_view_convert_expr_p): New function.
7687 * ipa-prop.c (get_ssa_def_if_simple_copy): New function.
7688 (determine_cst_member_ptr): Call get_ssa_def_if_simple_copy to skip
7691 2009-05-20 Richard Guenther <rguenther@suse.de>
7693 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
7694 with mismatched comparison modes.
7696 2009-05-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7698 * config/arm/arm.md (*arm_iorsi3): Refactored for only ARM.
7699 (peephole ior (reg, int) -> mov, ior): Refactored for only ARM.
7700 * config/arm/thumb2.md (*thumb_andsi_not_shiftsi_si): Allow bic
7701 with shifts for Thumb2.
7702 (orsi_notsi): New for orn.
7703 (*thumb_orsi_notshiftsi_si): Allow orn with shifts.
7704 (*thumb2_iorsi3): Rewrite support for iorsi for Thumb2.
7705 * config/arm/arm.c (const_ok_for_op): Split case for IOR for Thumb2.
7706 (arm_gen_constant): Set can_invert for IOR and Thumb2, Add comments.
7707 Don't invert remainder for IOR.
7709 2009-05-19 Zdenek Dvorak <ook@ucw.cz>
7711 PR tree-optimization/40087
7712 * tree-ssa-loop-niter.c (number_of_iterations_ne_max,
7713 number_of_iterations_ne): Rename never_infinite argument.
7714 (number_of_iterations_lt_to_ne, number_of_iterations_lt,
7715 number_of_iterations_le): Handle pointer-type ivs when
7716 exit_must_be_taken is false.
7717 (number_of_iterations_cond): Do not always assume that
7718 exit_must_be_taken if the control variable is a pointer.
7720 2009-05-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
7722 * c-typeck.c (build_binary_op): Allow % on integal vectors.
7723 * doc/extend.texi (Vector Extension): Document that % is allowed too.
7725 2009-05-19 H.J. Lu <hongjiu.lu@intel.com>
7727 * config/i386/i386.c (ix86_avoid_jump_mispredicts): Check
7728 ASM_OUTPUT_MAX_SKIP_PAD instead of ASM_OUTPUT_MAX_SKIP_ALIGN.
7730 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
7733 * c.opt (Wlogical-op): Disabled by default.
7734 * c-opt (c_common_post_options): Do not enable Wlogical-op with
7736 * doc/invoke.texi (Wlogical-op): Likewise.
7738 2009-05-19 Eric Botcazou <ebotcazou@adacore.com>
7740 * tree-scalar-evolution.c (follow_ssa_edge_expr) <NOP_EXPR>: Turn
7742 <PLUS_EXPR>: Strip useless type conversions instead of type nops.
7743 Propagate the type of the first operand.
7744 <ASSERT_EXPR>: Simplify.
7745 (follow_ssa_edge_in_rhs): Use gimple_expr_type to get the type.
7746 Rewrite using the RHS code as discriminant.
7747 <NOP_EXPR>: Turn into CASE_CONVERT.
7748 <PLUS_EXPR>: Propagate the type of the first operand.
7750 2009-05-19 Steve Ellcey <sje@cup.hp.com>
7752 * config/ia64/ia64-protos.h (ia64_dconst_0_5): New.
7753 (ia64_dconst_0_375): New.
7754 * config/ia64/ia64.c (ia64_override_options): Remove
7755 -minline-sqrt-min-latency warning.
7756 (ia64_dconst_0_5_rtx, ia64_dconst_0_5): New.
7757 (ia64_dconst_0_375_rtx, ia64_dconst_0_375): New
7758 * config/ia64/ia64.md (*sqrt_approx): Remove.
7759 (sqrtsf2): Remove #if 0.
7760 (sqrtsf2_internal_thr): Rewrite and move to div.md.
7761 (sqrtdf): Remove assert.
7762 (sqrtdf2_internal_thr): Rewrite and move to div.md.
7763 (sqrtxf2): Remove #if 0.
7764 (sqrtxf2_internal_thr): Rewrite and move to div.md.
7765 * div.md (sqrt_approx_rf): New.
7766 (sqrtsf2_internal_thr): New implementation.
7767 (sqrtsf2_internal_lat): New.
7768 (sqrtdf2_internal_thr: New implementation.
7769 (sqrtxf2_internal): New implementation.
7771 2009-05-19 Francois-Xavier Coudert <fxcoudert@gmail.com>
7772 Hans-Peter Nilsson <hp@axis.com>
7774 * defaults.h (UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE)
7775 (WCHAR_TYPE, MODIFIED_WCHAR_TYPE, PTRDIFF_TYPE, WINT_TYPE)
7776 (INTMAX_TYPE, UINTMAX_TYPE, SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE)
7777 (INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE)
7778 (UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE)
7779 (INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE)
7780 (UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE)
7781 (INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE)
7782 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE)
7783 (SIZE_TYPE, PID_TYPE, CHAR16_TYPE, CHAR32_TYPE): Move defaults here...
7784 * c-common.c: ...from here.
7786 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
7788 * c-common.c (warn_logical_operator): Remove unnecessary conditionals.
7790 2009-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7792 * builtins.c (do_mpc_arg1): Separate MPFR/MPC C rounding types.
7794 2009-05-19 Ben Elliston <bje@au.ibm.com>
7796 * unwind-dw2-fde.c (fde_unencoded_compare): Replace type punning
7797 assignments with memcpy calls.
7798 (add_fdes): Likewise.
7799 (binary_search_unencoded_fdes): Likewise.
7800 (linear_search_fdes): Eliminate type puns.
7802 2009-05-19 Richard Guenther <rguenther@suse.de>
7804 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do
7805 not falsely claim to have propagated into all uses.
7807 2009-05-19 Ben Elliston <bje@au.ibm.com>
7809 * doc/invoke.texi (C Dialect Options): Update OpenMP specification
7812 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
7814 * config/sh/sh-protos.h (sh_legitimate_address_p): Remove.
7815 * config/sh/sh.c (sh_legitimate_address_p): Make static.
7816 (TARGET_LEGITIMATE_ADDRESS_P): New.
7817 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7818 * config/sh/sh.md: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
7820 2009-05-18 Dodji Seketeli <dodji@redhat.com>
7823 * dwarf2out.c (gen_type_die_with_usage): Generate the DIE as a
7824 child of the containing namespace's DIE.
7826 2009-05-18 Adam Nemet <anemet@caviumnetworks.com>
7828 * config/mips/mips.md (*zero_extend<GPR:mode>_trunc<SHORT:mode>,
7829 *zero_extendhi_truncqi): Move after the zero_extend patterns.
7830 (*extenddi_truncate<mode>, *extendsi_truncate<mode>): Move after the
7833 2009-05-18 H.J. Lu <hongjiu.lu@intel.com>
7836 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Replace
7837 gen_align with gen_pad.
7838 (ix86_reorg): Check ASM_OUTPUT_MAX_SKIP_PAD instead of
7839 #ifdef ASM_OUTPUT_MAX_SKIP_ALIGN.
7841 * config/i386/i386.h (ASM_OUTPUT_MAX_SKIP_PAD): New.
7842 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_PAD): Likewise.
7844 * config/i386/i386.md (align): Renamed to ...
7845 (pad): This. Replace ASM_OUTPUT_MAX_SKIP_ALIGN with
7846 ASM_OUTPUT_MAX_SKIP_PAD.
7848 2009-05-18 Andreas Schwab <schwab@linux-m68k.org>
7850 * config.gcc: Fix variable syntax.
7853 * config/m68k/m68k.c (output_andsi3): Mask off sign bit copies
7854 before calling exact_log2.
7855 (output_iorsi3): Likewise.
7856 (output_xorsi3): Likewise.
7858 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
7860 * config/sh/sh.c (expand_cbranchdi4): Use a scratch register
7861 for the none zero constant operand except for EQ and NE
7862 comprisons even when the first operand is R0.
7864 2009-05-18 Andreas Krebbel <krebbel1@de.ibm.com>
7866 * config/s390/2064.md: Remove trailing whitespaces.
7867 * config/s390/2084.md: Likewise.
7868 * config/s390/constraints.md: Likewise.
7869 * config/s390/fixdfdi.h: Likewise.
7870 * config/s390/libgcc-glibc.ver: Likewise.
7871 * config/s390/s390-modes.def: Likewise.
7872 * config/s390/s390-protos.h: Likewise.
7873 * config/s390/s390.c: Likewise.
7874 * config/s390/s390.h: Likewise.
7875 * config/s390/s390.md: Likewise.
7876 * config/s390/tpf-unwind.h: Likewise.
7878 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
7880 * config/m68k/m68k.c (m68k_legitimize_address): Fix typo in signature.
7882 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
7885 * configure.ac (m68k-*-*): Check if binutils support TLS.
7886 * configure: Regenerate.
7887 * config/m68k/predicates.md (symbolic_operand): Extend comment.
7888 * config/m68k/constraints.md (Cu): New constraint.
7889 * config/m68k/m68k.md (UNSPEC_GOTOFF): Remove.
7890 (UNSPEC_RELOC16, UNSPEC_RELOC32): New constants.
7891 (movsi): Handle TLS symbols.
7892 (addsi3_5200): Handle XTLS symbols, indent.
7893 * config/m68k/m68k-protos.h (m68k_legitimize_tls_address): Declare.
7894 (m68k_tls_reference_p): Declare.
7895 (m68k_legitimize_address): Declare.
7896 (m68k_unwrap_symbol): Declare.
7897 * config/m68k/m68k.opt (mxtls): New option.
7898 * config/m68k/m68k.c (ggc.h): Include.
7899 (m68k_output_dwarf_dtprel): Implement hook.
7900 (TARGET_HAVE_TLS, TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
7901 (m68k_expand_prologue): Load GOT pointer when function needs it.
7902 (m68k_illegitimate_symbolic_constant_p): Handle TLS symbols.
7903 (m68k_legitimate_constant_address_p): Same.
7904 (m68k_decompose_address): Handle TLS references.
7905 (m68k_get_gp): New static function.
7906 (enum m68k_reloc): New contants.
7907 (TLS_RELOC_P): New macro.
7908 (m68k_wrap_symbol): New static function.
7909 (m68k_unwrap_symbol): New function.
7910 (m68k_final_prescan_insn_1): New static function.
7911 (m68k_final_prescan_insn): New function.
7912 (m68k_move_to_reg, m68k_wrap_symbol_into_got_ref): New static
7914 (legitimize_pic_address): Handle TLS references..
7915 (m68k_tls_get_addr, m68k_get_tls_get_addr)
7916 (m68k_libcall_value_in_a0_p)
7917 (m68k_call_tls_get_addr, m68k_read_tp, m68k_get_m68k_read_tp)
7918 (m68k_call_m68k_read_tp): Helper variables and functions for ...
7919 (m68k_legitimize_tls_address): Handle TLS references.
7920 (m68k_tls_symbol_p, m68k_tls_reference_p_1, m68k_tls_reference_p):
7922 (m68k_legitimize_address): Handle TLS symbols.
7923 (m68k_get_reloc_decoration): New static function.
7924 (m68k_output_addr_const_extra): Handle UNSPEC_RELOC16 and
7926 (m68k_output_dwarf_dtprel): Implement hook.
7927 (print_operand_address): Handle UNSPEC_RELOC16 adn UNSPEC_RELOC32.
7928 (m68k_libcall_value): Return result in A0 instead of D0 when asked by
7929 m68k_call_* routines.
7930 (sched_attr_op_type): Handle TLS symbols.
7931 (gt-m68k.h): Include.
7932 * config/m68k/m68k.h (FINAL_PRESCAN_INSN): Define.
7933 (LEGITIMATE_PIC_OPERAND_P): Support TLS.
7935 2009-05-18 Martin Jambor <mjambor@suse.cz>
7937 * ipa-prop.c (ipa_check_stmt_modifications): Removed.
7938 (visit_store_addr_for_mod_analysis): New function.
7939 (ipa_detect_param_modifications): Use walk_stmt_load_store_addr_ops.
7940 (determine_cst_member_ptr): Use gimple_assign_single_p.
7941 (ipa_get_stmt_member_ptr_load_param): Use gimple_assign_single_p.
7942 (ipa_analyze_call_uses): Use !gimple_assign_rhs2 rather than number of
7943 operands. Don't check number of operands of a NOP_EXPR.
7945 2009-05-18 Eric Fisher <joefoxreal@gmail.com>
7947 * doc/tree-ssa.texi (SSA Operands): Fix a mistake.
7949 2009-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
7952 * c-common.c (warn_logical_operator): Don't warn if one of
7953 expression isn't always true or false.
7955 2009-05-17 Kai Tietz <kai.tietz@onevision.com>
7957 * config/i386/biarch32.h: New file.
7958 * config.gcc: Add for target i386-w64-* the biarch32.h to tm_file.
7960 2009-05-17 Adam Nemet <anemet@caviumnetworks.com>
7962 * config/mips/mips.md (*zero_extend<mode>_trunchi,
7963 *zero_extend<mode>_truncqi): Merge these into ...
7964 (*zero_extend<GPR:mode>_trunc<SHORT:mode>): ... this new pattern.
7965 Name the pattern following this as *zero_extendhi_truncqi.
7967 2009-05-16 Brad Lucier <lucier@math.purdue.edu>
7970 * hwint.h: Add macro HOST_WIDEST_INT_PRINT.
7971 * bitmap.c (bitmap_descriptor): Make fields HOST_WIDEST_INT.
7972 (output_info): Make field HOST_WIDEST_INT.
7973 (print_statistics): Use HOST_WIDEST_INT_PRINT.
7974 (dump_bitmat_statistics): Same.
7976 2009-05-16 Francois-Xavier Coudert <fxcoudert@gmail.com>
7978 * config.gcc (use_gcc_stdint): Set to wrap.
7979 * config/darwin.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
7980 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
7981 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
7982 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
7983 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
7984 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
7985 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
7986 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
7988 2009-05-16 Joseph Myers <joseph@codesourcery.com>
7990 * config.gcc (mips*-*-*): Support arch_32, arch_64, tune_32 and
7992 * config/mips/mips.h (MIPS_ABI_DEFAULT, MULTILIB_ABI_DEFAULT):
7993 Move definitions earlier.
7994 (OPT_ARCH64, OPT_ARCH32): Define.
7995 (OPTION_DEFAULT_SPECS): Add entries for arch_32, arch_64, tune_32
7998 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
8001 * arm.md (cstoresi_nltu_thumb1): Use a neg of ltu as the pattern name
8004 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
8006 * arm.md (movdi2): Copy non-reg values to DImode registers.
8008 2009-05-16 Jakub Jelinek <jakub@redhat.com>
8011 * final.c (label_to_max_skip): New function.
8012 (label_to_alignment): Only use LABEL_TO_ALIGNMENT if
8013 CODE_LABEL_NUMBER <= max_labelno.
8014 * output.h (label_to_max_skip): New prototype.
8015 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Renamed to...
8016 (ix86_avoid_jump_mispredicts): ... this. Don't define if
8017 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined. Update comment.
8018 Handle CODE_LABELs with >= 16 byte alignment or with
8019 max_skip == (1 << align) - 1.
8020 (ix86_reorg): Don't call ix86_avoid_jump_mispredicts if
8021 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined.
8024 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Don't emit second
8025 .p2align 3 if MAX_SKIP is smaller than 7.
8026 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
8028 2009-05-15 Ian Lance Taylor <iant@google.com>
8030 * alias.c (struct alias_set_entry_d): Rename from struct
8031 alias_set_entry. Change all uses.
8032 * except.c (struct call_site_record_d): Rename from struct
8033 call_site_record. Change all uses.
8034 * except.h (struct eh_region_d): Rename from struct eh_region.
8036 * gcse.c (struct hash_table_d): Rename from struct hash_table.
8038 * graphite.c (struct ivtype_map_elt_d): Rename fromstruct
8039 ivtype_map_elt. Change all uses.
8040 (struct rename_map_elt_d): Rename fromstruct rename_map_elt.
8042 (struct ifsese_d): Rename fromstruct ifsese. Change all uses.
8043 * graphite.h (struct name_tree_d): Rename from struct name_tree.
8045 (struct sese_d): Rename from struct sese. Change all uses.
8046 * omega.h (struct eqn_d): Rename from struct eqn. Change all uses.
8047 (struct omega_pb_d): Rename from struct omega_pb. Change all uses.
8048 * optabs.h (struct optab_d): Rename from struct optab. Change all
8050 (struct convert_optab_d): Rename from struct convert_optab.
8052 * tree-pass.h (struct ipa_opt_pass_d): Rename fromstruct
8053 ipa_opt_pass. Change all uses.
8054 * tree-predcom.c (struct dref_d): Rename from struct dref. Change
8057 * c-decl.c (pushtag): If -Wc++-compat, warn if the tag is already
8058 defined as a typedef.
8059 (grokdeclarator): If -Wc++-compat, warn if a typedef is already
8062 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
8065 * fold-const.c (make_range,build_range_check,merge_ranges): Move
8067 (merge_ranges): Returns bool.
8068 * tree.h (make_range): .. to here.
8069 (build_range_check): Likewise.
8070 (merge_ranges): Likewise. Renamed from merge_ranges.
8071 * c-typeck.c (parser_build_binary_op): Update calls to
8072 warn_logical_operator.
8073 * c-common.c (warn_logical_operator): Add new warning.
8074 * c-common.h (warn_logical_operator): Update declaration.
8076 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
8078 * ira-conflicts.c (add_insn_allocno_copies): Fix wrong conditional.
8080 2009-05-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8082 * doc/install.texi: Document MPC requirements, flags etc.
8084 * builtins.c (do_mpc_arg1, fold_builtin_ccos): New.
8085 (fold_builtin_cexp): Ensure we get a complex REAL_TYPE.
8086 Evaluate constant arguments.
8087 (fold_builtin_carg): Ensure we get a complex REAL_TYPE.
8088 (fold_builtin_1): Likewise, also evaluate constant arguments.
8089 Remove superfluous break.
8090 (do_mpc_ckconv): New.
8091 * real.h: Include mpc.h.
8092 * toplev.c (print_version): Output MPC version info if available.
8094 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
8096 * fold-const.c (fold_convert_const_real_from_real): Check for overflow.
8098 2009-05-15 H.J. Lu <hongjiu.lu@intel.com>
8100 * config/i386/i386.c (ix86_reorg): Call optimize_function_for_speed_p
8103 2009-05-15 Jan Hubicka <jh@suse.cz>
8105 * doc/invoke.texi (max-early-inliner-iterations): New flag.
8106 * ipa-inline.c (enum inlining_mode): New INLINE_SIZE_NORECURSIVE.
8107 (try_inline): Fix return value.
8108 (cgraph_decide_inlining_incrementally): Honor new value.
8109 (cgraph_early_inlining): Handle indirect inlining.
8110 * params.def (PARAM_EARLY_INLINER_MAX_ITERATIONS): New.
8112 2009-05-15 Jan Hubicka <jh@suse.cz>
8114 * cgraph.h (struct cgraph_node): Add finalized_by_frotnend flag.
8115 * cgraphunit.c (cgraph_finalize_function): Set it.
8116 (cgraph_expand_function): Use it.
8118 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
8120 * real.c (encode_ieee_half): Define.
8121 (decode_ieee_half): Define.
8122 (ieee_half_format): Define.
8123 (arm_half_format): Define.
8124 * real.h (ieee_half_format): Declare.
8125 (arm_half_format): Declare.
8127 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
8129 * optabs.c (prepare_float_lib_cmp): Test that the comparison,
8130 swapped, and reversed optabs exist before trying to use them.
8132 2009-05-15 Paul Brook <paul@codesourcery.com>
8133 Sandra Loosemore <sandra@codesourcery.com>
8135 * config/arm/arm.c (neon_vector_mem_operand): Handle element/structure
8136 loads. Allow PRE_DEC.
8137 (output_move_neon): Handle PRE_DEC.
8138 (arm_print_operand): Add 'A' for neon structure loads.
8139 * config/arm/arm-protos.h (neon_vector_mem_operand): Update prototype.
8140 * config/arm/neon.md (neon_mov): Update comment.
8141 * config/arm/constraints.md (Un, Us): Update neon_vector_mem_operand
8143 (Um): New constraint.
8145 2009-05-15 Jan Hubicka <jh@suse.cz>
8147 Revert the following patch until testsuite fallout is fixed:
8148 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
8149 * cgraph.h (struct inline_summary): New filed self_wize,
8150 size_inlining_benefit, self_time and time_inlining_benefit.
8151 (struct cgraph_global_info): Replace insns by time ans size fields.
8152 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
8153 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
8154 (ipcp_update_callgraph): Do not touch function bodies.
8155 * ipa-inline.c: Include except.h
8156 (MAX_TIME): New constant.
8157 (overall_insns): Remove
8158 (overall_size, max_benefit): New static variables.
8159 (cgraph_estimate_time_after_inlining): New function.
8160 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
8161 (cgraph_clone_inlined_nodes): Update size.
8162 (cgraph_mark_inline_edge): Update size.
8163 (cgraph_estimate_growth): Use size info.
8164 (cgraph_check_inline_limits): Check size.
8165 (cgraph_default_inline_p): Likewise.
8166 (cgraph_edge_badness): Compute badness based on benefit and size cost.
8167 (cgraph_decide_recursive_inlining): Check size.
8168 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
8170 (cgraph_decide_inlining): Likewise.
8171 (cgraph_decide_inlining_incrementally): Likewise; honor
8172 PARAM_EARLY_INLINING_INSNS.
8173 (likely_eliminated_by_inlining_p): New predicate.
8174 (estimate_function_body_sizes): New function.
8175 (compute_inline_parameters): Use it.
8176 * except.c (must_not_throw_labels): New function.
8177 * except.h (must_not_throw_labels): Declare.
8178 * tree-inline.c (init_inline_once): Kill inlining_weigths
8179 * tree-ssa-structalias.c: Avoid uninitialized warning.
8180 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
8181 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
8182 (PARAM_INLINE_CALL_COST): Remove.
8183 (PARAM_EARLY_INLINING_INSNS): New.
8185 2009-05-15 Richard Guenther <rguenther@suse.de>
8187 * tree-ssa-pre.c (eliminate): Use TODO_update_ssa_only_virtuals,
8188 not TODO_update_ssa.
8190 2009-05-15 Richard Guenther <rguenther@suse.de>
8192 PR tree-optimization/39999
8193 * gimple.h (gimple_expr_type): Use the expression type looking
8194 through useless conversions.
8195 * tree-ssa-sccvn.c (vn_nary_op_lookup_stmt): Use gimple_expr_type.
8196 (vn_nary_op_insert_stmt): Likewise.
8197 (simplify_binary_expression): Likewise.
8199 2009-05-15 Richard Guenther <rguenther@suse.de>
8201 * common.opt (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
8202 New options, enabled by default.
8203 * doc/invoke.texi (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
8205 * tree-ssa-forwprop.c (gate_forwprop): Use flag_tree_forwprop.
8206 * tree-ssa-phiprop.c (gate_phiprop): Use flag_tree_phiprop.
8207 * tree-ssa-structalias.c (gate_tree_pta): New function.
8208 (pass_build_alias): Use it.
8210 2009-05-15 Joseph Myers <joseph@codesourcery.com>
8212 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Also
8213 recurse on an invariant address if a conversion from a pointer
8214 type to a wider integer type is involved.
8216 2009-05-15 Jan Hubicka <jh@suse.cz>
8218 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
8219 * cgraph.h (struct inline_summary): New filed self_wize,
8220 size_inlining_benefit, self_time and time_inlining_benefit.
8221 (struct cgraph_global_info): Replace insns by time ans size fields.
8222 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
8223 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
8224 (ipcp_update_callgraph): Do not touch function bodies.
8225 * ipa-inline.c: Include except.h
8226 (MAX_TIME): New constant.
8227 (overall_insns): Remove
8228 (overall_size, max_benefit): New static variables.
8229 (cgraph_estimate_time_after_inlining): New function.
8230 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
8231 (cgraph_clone_inlined_nodes): Update size.
8232 (cgraph_mark_inline_edge): Update size.
8233 (cgraph_estimate_growth): Use size info.
8234 (cgraph_check_inline_limits): Check size.
8235 (cgraph_default_inline_p): Likewise.
8236 (cgraph_edge_badness): Compute badness based on benefit and size cost.
8237 (cgraph_decide_recursive_inlining): Check size.
8238 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
8240 (cgraph_decide_inlining): Likewise.
8241 (cgraph_decide_inlining_incrementally): Likewise; honor
8242 PARAM_EARLY_INLINING_INSNS.
8243 (likely_eliminated_by_inlining_p): New predicate.
8244 (estimate_function_body_sizes): New function.
8245 (compute_inline_parameters): Use it.
8246 * except.c (must_not_throw_labels): New function.
8247 * except.h (must_not_throw_labels): Declare.
8248 * tree-inline.c (init_inline_once): Kill inlining_weigths
8249 * tree-ssa-structalias.c: Avoid uninitialized warning.
8250 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
8251 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
8252 (PARAM_INLINE_CALL_COST): Remove.
8253 (PARAM_EARLY_INLINING_INSNS): New.
8254 doc/invoke.texi (max-inline-insns-auto, early-inlining-insns): Update.
8255 (inline-call-cost): Remove.
8256 (early-inlining-insns): New.
8258 2009-05-15 Eric Botcazou <ebotcazou@adacore.com>
8260 * dbxout.c (dbxout_range_type): Add LOW and HIGH parameters. Use them
8262 (print_int_cst_bounds_in_octal_p): Likewise.
8263 (dbxout_type): Adjust calls to above functions. Be prepared to deal
8265 * dwarf2out.c (base_type_die): Likewise.
8266 (is_subrange_type): Delete.
8267 (subrange_type_die): Add LOW and HIGH parameters. Use them for bounds.
8268 (modified_type_die): Call subrange_type_for_debug_p on subtypes.
8269 * fold-const.c (fold_truth_not_expr) <CONVERT_EXPR>: Do not strip it
8270 if the destination type is boolean.
8271 (build_range_check): Do not special-case subtypes.
8272 (fold_sign_changed_comparison): Likewise.
8273 (fold_unary): Likewise.
8274 * langhooks-def.h (LANG_HOOKS_GET_SUBRANGE_BOUNDS): Define.
8275 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_GET_SUBRANGE_BOUNDS.
8276 * langhooks.h (lang_hooks_for_types): Add get_subrange_bounds.
8277 * tree.c (subrange_type_for_debug_p): New predicate based on the
8278 former is_subrange_type.
8279 * tree.h (subrange_type_for_debug_p): Declare.
8280 * tree-chrec.c (avoid_arithmetics_in_type_p): Delete.
8281 (convert_affine_scev): Remove call to above function.
8282 (chrec_convert_aggressive): Likewise.
8283 * tree-ssa.c (useless_type_conversion_p_1): Do not specifically return
8284 false for conversions involving subtypes.
8285 * tree-vrp.c (vrp_val_max): Do not special-case subtypes.
8286 (vrp_val_min): Likewise.
8287 (needs_overflow_infinity): Likewise.
8288 (extract_range_from_unary_expr): Likewise.
8290 2009-05-15 Paolo Bonzini <bonzini@gnu.org>
8292 * config/frv/frv.h: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
8293 * config/frv/frv.c: Likewise.
8294 * config/s390/s390.c: Likewise.
8295 * config/sparc/sparc.h: Likewise.
8296 * config/i386/i386.h: Likewise.
8297 * config/i386/i386.c: Likewise.
8298 * config/crx/crx.c: Likewise.
8299 * config/m68hc11/m68hc11.h: Likewise.
8300 * config/iq2000/iq2000.c: Likewise.
8301 * config/mn10300/mn10300.h: Likewise.
8302 * config/mn10300/mn10300.c: Likewise.
8303 * config/m68k/m68k.c: Likewise.
8304 * config/rs6000/rs6000.c: Likewise.
8305 * config/rs6000/xcoff.h: Likewise.
8306 * config/rs6000/linux64.h: Likewise.
8307 * config/rs6000/sysv4.h: Likewise.
8308 * config/score/score3.c: Likewise.
8309 * config/score/score7.c: Likewise.
8310 * config/score/score.c: Likewise.
8311 * config/arm/arm.md: Likewise.
8312 * config/mips/mips.c: Likewise.
8313 * config/mips/mips.md: Likewise.
8314 * config/bfin/bfin.h: Likewise.
8315 * config/pa/pa.c: Likewise.
8316 * config/pa/constraints.md: Likewise.
8318 * config/pdp11/pdp11-protos.h (legitimate_address_p): Delete.
8319 * config/pdp11/pdp11.c (legitimate_address_p): Delete.
8320 * config/pdp11/pdp11.h: Use memory_address_p instead.
8322 2009-05-14 Ian Lance Taylor <iant@google.com>
8324 * passes.c (finish_optimization_passes): Change i to int.
8325 * plugin.c (plugins_active_p): Change event to int.
8326 (dump_active_plugins): Likewise.
8327 * reginfo.c (invalid_mode_change_p): Change to to unsigned int.
8329 * tree.c (tree_range_check_failed): Change c to unsigned int.
8330 (omp_clause_range_check_failed): Likewise.
8331 (build_common_builtin_nodes): Change mode to int. Add cast.
8332 * config/ia64/ia64.c (is_emitted): Change r to unsigned int.
8333 (ia64_hard_regno_rename_ok, ia64_eh_uses): Likewise.
8335 * c-typeck.c (build_unary_op): If -Wc++-compat, warn about using
8336 ++ or -- with a variable of enum type.
8338 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
8341 * opts.c (common_handle_option): Add OPT_fcse_skip_blocks as a no-op.
8343 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
8345 * store-motion.c: Do not include params.h
8346 * Makefile.in: Fix dependencies for various files.
8348 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
8350 * auto-inc-dec.c: Fix pass description, remove apparent
8351 accidental duplication.
8353 2009-05-14 H.J. Lu <hongjiu.lu@intel.com>
8356 * ipa-utils.h (memory_identifier_string): Moved to ...
8357 * tree.h (memory_identifier_string): Here. Add GTY(()).
8359 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
8361 * doc/tm.texi (TARGET_LEGITIMATE_ADDRESS_P): Refer mainly to this
8362 in the former documentation of...
8363 (GO_IF_LEGITIMATE_ADDRESS): ... this.
8364 * ira-conflicts.c (get_dup_num): Use address_operand.
8365 * targhooks.c (default_legitimate_address_p): New.
8366 * targhooks.h (default_legitimate_address_p): New.
8367 * reload.c (strict_memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]:
8369 * recog.c (memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]: Call hook.
8370 * target.h (struct target): Add legitimate_address_p.
8371 * target-def.h (TARGET_LEGITIMATE_ADDRESS_P): New.
8372 (TARGET_INITIALIZER): Include it.
8374 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8375 * config/alpha/alpha-protos.h (alpha_legitimate_address_p): Remove.
8376 * config/alpha/alpha.c (alpha_legitimate_address_p): Make static.
8377 (TARGET_LEGITIMATE_ADDRESS_P): New.
8379 * config/frv/frv.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8380 (REG_OK_STRICT_P): Delete.
8381 * config/frv/frv-protos.h (frv_legitimate_address_p): Rename to...
8382 (frv_legitimate_address_p_1): ... this.
8383 * config/frv/frv.c (frv_legitimate_address_p): Forward to...
8384 (frv_legitimate_address_p_1): ... the renamed old
8385 frv_legitimate_address_p.
8386 * config/frv/predicates.md: Adjust calls to frv_legitimate_address_p.
8387 (TARGET_LEGITIMATE_ADDRESS_P): New.
8389 * config/s390/s390.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8390 * config/s390/s390-protos.h (legitimate_address_p): Remove.
8391 * config/s390/s390.c (legitimate_address_p): Rename to...
8392 (s390_legitimate_address_p): ... this, make static.
8393 (legitimize_address): Adjust call.
8394 (TARGET_LEGITIMATE_ADDRESS_P): New.
8395 * config/s390/constraints.md ("e"): Call strict_memory_address_p.
8397 * config/m32c/m32c.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8398 * config/m32c/m32c-protos.h (m32c_legitimate_address_p): Remove.
8399 * config/m32c/m32c.c (m32c_legitimate_address_p): Make static.
8400 (TARGET_LEGITIMATE_ADDRESS_P): New.
8402 * config/spu/spu.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8403 * config/spu/spu-protos.h (spu_legitimate_address): Remove.
8404 * config/spu/spu.c (spu_legitimate_address): Rename to...
8405 (spu_legitimate_address_p): ... this, make static.
8406 (TARGET_LEGITIMATE_ADDRESS_P): New.
8408 * config/sparc/sparc.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8409 * config/sparc/sparc-protos.h (legitimate_address_p): Remove.
8410 * config/sparc/sparc.c (legitimate_address_p): Rename to...
8411 (sparc_legitimate_address_p): ... this, make static and return bool.
8412 (legitimize_address): Adjust call.
8413 (TARGET_LEGITIMATE_ADDRESS_P): New.
8415 * config/i386/i386.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8416 * config/i386/i386-protos.h (legitimate_address_p): Remove.
8417 * config/i386/i386.c (legitimate_address_p): Rename to...
8418 (ix86_legitimate_address_p): ... this, make static.
8419 (constant_address_p): Move after it, adjust call.
8420 (TARGET_LEGITIMATE_ADDRESS_P): New.
8422 * config/avr/avr.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8423 * config/avr/avr-protos.h (legitimate_address_p): Remove.
8424 * config/avr/avr.c (legitimate_address_p): Rename to...
8425 (avr_legitimate_address_p): ... this, make static.
8426 (legitimize_address): Adjust call.
8427 (TARGET_LEGITIMATE_ADDRESS_P): New.
8429 * config/crx/crx.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8430 * config/crx/crx-protos.h (crx_legitimate_address_p): Remove.
8431 * config/crx/crx.c (crx_legitimate_address_p): Make static.
8432 (TARGET_LEGITIMATE_ADDRESS_P): New.
8434 * config/xtensa/xtensa.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8435 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): Remove.
8436 * config/xtensa/xtensa.c (xtensa_legitimate_address_p): Make static.
8437 (TARGET_LEGITIMATE_ADDRESS_P): New.
8439 * config/stormy16/stormy16.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8440 * config/stormy16/stormy16-protos.h (xstormy16_legitimate_address_p):
8442 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
8444 (TARGET_LEGITIMATE_ADDRESS_P): New.
8446 * config/m68hc11/m68hc11.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8447 * config/m68hc11/m68hc11-protos.h (m68hc11_go_if_legitimate_address):
8449 * config/m68hc11/m68hc11.c (m68hc11_go_if_legitimate_address):
8451 (m68hc11_legitimate_address_p): ... this, make static.
8452 (go_if_legitimate_address_internal): Rename to...
8453 (m68hc11_legitimate_address_p_1): ... this.
8454 (legitimize_address): Adjust call.
8455 (TARGET_LEGITIMATE_ADDRESS_P): New.
8457 * config/iq2000/iq2000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8458 * config/iq2000/iq2000-protos.h (iq2000_legitimate_address_p): Remove.
8459 * config/iq2000/iq2000.c (iq2000_legitimate_address_p): Make static.
8460 (TARGET_LEGITIMATE_ADDRESS_P): New.
8462 * config/mn10300/mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8463 * config/mn10300/mn10300-protos.h (legitimate_address_p): Remove.
8464 * config/mn10300/mn10300.c (legitimate_address_p): Rename to...
8465 (mn10300_legitimate_address_p): ... this, make static.
8466 (TARGET_LEGITIMATE_ADDRESS_P): New.
8468 * config/m68k/m68k.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8469 * config/m68k/m68k-protos.h (m68k_legitimate_address_p): Remove.
8470 * config/m68k/m68k.c (m68k_legitimate_address_p): Make static.
8471 (TARGET_LEGITIMATE_ADDRESS_P): New.
8473 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8474 (REG_OK_STRICT_FLAG, REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P): Delete.
8475 (INT_REG_OK_FOR_BASE_P, INT_REG_OK_FOR_INDEX_P): Move above.
8476 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8477 * config/rs6000/rs6000-protos.h (rs6000_legitimate_address): Remove.
8478 * config/rs6000/rs6000.c (rs6000_legitimate_address): Rename to...
8479 (rs6000_legitimate_address_p): ... this, make static.
8480 (TARGET_LEGITIMATE_ADDRESS_P): New.
8481 (REG_MODE_OK_FOR_BASE_P): Delete.
8482 (rs6000_legitimize_reload_address): Use INT_REG_OK_FOR_BASE_P.
8484 * config/picochip/picochip.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8485 * config/picochip/picochip-protos.h (picochip_legitimate_address_p):
8487 * config/picochip/picochip.c (picochip_legitimate_address_p): Make
8488 static, adjust types.
8489 (TARGET_LEGITIMATE_ADDRESS_P): New.
8491 * config/score/score.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8492 * config/score/score.c (score_address_p): Rename to...
8493 (score_legitimate_address_p): ... this.
8494 (TARGET_LEGITIMATE_ADDRESS_P): New.
8495 * config/score/score3.c (score3_address_p): Rename to...
8496 (score3_legitimate_address_p): ... this.
8497 * config/score/score7.c (score7_address_p): Rename to...
8498 (score7_legitimate_address_p): ... this.
8500 * config/arm/arm.h (ARM_GO_IF_LEGITIMATE_ADDRESS,
8501 THUMB2_GO_IF_LEGITIMATE_ADDRESS, THUMB1_GO_IF_LEGITIMATE_ADDRESS,
8502 GO_IF_LEGITIMATE_ADDRESS): Delete.
8503 * config/arm/arm-protos.h (thumb1_legitimate_address_p,
8504 thumb2_legitimate_address_p): Delete.
8505 (arm_legitimate_address_p): Rename to...
8506 (arm_legitimate_address_outer_p): ... this.
8507 * config/arm/constraints.md ("Uq"): Adjust call.
8508 * config/arm/predicates.md (arm_extendqisi_mem_op): Likewise.
8509 * config/arm/arm.c (arm_legitimate_address_p): New, rename old one
8511 (arm_legitimate_address_outer_p): ... this.
8512 (thumb1_legitimate_address_p, thumb2_legitimate_address_p): Make
8514 (TARGET_LEGITIMATE_ADDRESS_P): New.
8516 * config/mips/mips.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8517 * config/mips/mips-protos.h (mips_legitimate_address_p): Remove.
8518 * config/mips/mips.c (mips_legitimate_address_p): ... Make static.
8519 (TARGET_LEGITIMATE_ADDRESS_P): New.
8521 * config/vax/vax.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8522 * config/vax/vax-protos.h (legitimate_address_p): Remove.
8523 * config/vax/vax.c (legitimate_address_p): Rename to...
8524 (vax_legitimate_address_p): ... this, make static.
8525 (TARGET_LEGITIMATE_ADDRESS_P): New.
8527 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8528 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Remove.
8529 * config/h8300/h8300.c (h8300_legitimate_address_p): ... Make static.
8530 (TARGET_LEGITIMATE_ADDRESS_P): New.
8532 * config/mmix/mmix.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8533 * config/mmix/mmix-protos.h (mmix_legitimize_address): Remove.
8534 * config/mmix/mmix.c (mmix_legitimate_address): Rename to...
8535 (mmix_legitimate_address_p): ... this, make static.
8536 (TARGET_LEGITIMATE_ADDRESS_P): New.
8538 * config/bfin/bfin.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8539 * config/bfin/bfin-protos.h (bfin_legitimate_address_p): Remove.
8540 * config/bfin/bfin.c (bfin_legitimate_address_p): ... Make static.
8541 (TARGET_LEGITIMATE_ADDRESS_P): New.
8543 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
8545 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Remove handling
8546 of MODE_COMPLEX_INT.
8548 2009-05-14 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
8550 * config/alpha/alpha.c (alpha_initialize_trampoline): Change 0 to
8551 LCT_NORMAL in function call.
8552 * mips-tdump.c (print_file_desc): Add cast to enum type.
8553 * mips-tfile.c (add_ext_symbol): Add casts to enum types.
8554 (mark_stabs): Add casts to enum types.
8555 (parse_stabs_common): Add casts to enum types.
8557 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
8559 * config/mips/mips.c (mips_print_operand) <REG, MEM, default>:
8560 Check for invalid values of LETTER.
8562 2009-05-13 Taras Glek <tglek@mozilla.com>
8564 * attribs.c (register_attribute): moved out attribute registration
8565 into register_attribute.
8566 * doc/plugins.texi: Documented register_attribute and
8568 * gcc-plugin.h: Added forward decl for register_attribute.
8569 * gcc-plugin.h (plugins_event): Added PLUGIN_ATTRIBUTES.
8570 * plugin.c (register_callback, invoke_plugin_callbacks): Added
8571 PLUGIN_ATTRIBUTES boilerplate.
8573 2009-05-14 Dave Korn <dave.korn.cygwin@gmail.com>
8575 * config/i386/msformat-c.c (ms_printf_length_specs): Use enumeration
8576 values even in sentinel and empty entries.
8577 (ms_printf_flag_specs): Likewise.
8578 (ms_scanf_flag_specs): Likewise.
8579 (ms_strftime_flag_specs): Likewise.
8580 (ms_print_char_table): Likewise.
8581 (ms_scan_char_table): Likewise.
8582 (ms_time_char_table): Likewise.
8584 2009-05-13 Doug Kwan <dougkwan@google.com>
8586 * tree-ssa-sccvn.c (compare_ops): Stabilize qsort.
8588 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
8590 * config/mips/mips.md (store): Add attributes for QI and HI.
8592 (truncdisi2, truncdihi2, truncdiqi2): Merge these into ...
8593 (truncdi<mode>2): ... this new pattern.
8595 2009-05-13 Brad Hards <bradh@kde.org>
8597 * Makefile.in (TEXI_GCCINT_FILES): Add plugins.texi.
8599 2009-05-14 Jakub Jelinek <jakub@redhat.com>
8600 Ben Elliston <bje@au.ibm.com>
8603 * dse.c (check_mem_read_rtx): Guard against width == -1.
8605 2009-05-13 Michael Matz <matz@suse.de>
8608 * tree-outof-ssa.c (maybe_renumber_stmts_bb): New function.
8609 (trivially_conflicts_p): New function.
8610 (insert_backedge_copies): Use it.
8612 2009-05-13 Janis Johnson <janis187@us.ibm.com>
8614 * c-pragma.c (enum pragma_switch_t): Prefix constants with PRAGMA_.
8615 (handle_stdc_pragma): Use new enum constant names.
8616 (handle_pragma_float_const_decimal64): Ditto.
8618 2009-05-13 Ian Lance Taylor <iant@google.com>
8620 * Makefile.in (build/gencheck.o): Depend upon all-tree.def, not
8623 2009-05-13 Nathan Sidwell <nathan@codesourcery.com>
8625 * config/m68k/t-uclinux (M68K_MLIB_CPU): Check for FL_UCLINUX.
8626 * config/m68k/m68k-devices.def: Add FL_UCLINUX to 68020 and 54455
8628 * config/m68k/m68k.h (FL_UCLINUX): Define.
8630 2009-05-13 Jan Hubicka <jh@suse.cz>
8632 * options.c (gfc_post_options): -fwhole-program imply -fwhole-file.
8634 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
8636 * config/sh/sh.h (OVERRIDE_OPTIONS): Clear flag_schedule_insns
8637 unless -fschedule-insns is specified.
8639 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
8642 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Don't set
8643 TARGET_EXPAND_CBRANCHDI4.
8644 * config/sh/sh.md (cbranchdi4): Don't check TARGET_EXPAND_CBRANCHDI4.
8645 * config/sh/sh.opt (mexpand-cbranchdi): Remove.
8646 (cmpeqdi): Fix comment.
8648 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
8650 * config/sh/sh-protos.h (sh_legitimate_index_p): Declare.
8651 (sh_legitimate_address_p): Likewise.
8652 * config/sh/sh.c (sh_legitimate_index_p): New.
8653 (sh_legitimate_address_p): Likewise.
8654 * config/sh/sh.h (REG_OK_FOR_BASE_P): Add STRICT parameter.
8655 (REG_OK_FOR_INDEX_P, SUBREG_OK_FOR_INDEX_P): Likewise.
8656 (MODE_DISP_OK_4, MODE_DISP_OK_8): Remove.
8657 (MAYBE_BASE_REGISTER_RTX_P): New macro.
8658 (MAYBE_INDEX_REGISTER_RTX_P): Likewise.
8659 (BASE_REGISTER_RTX_P): Use MAYBE_BASE_REGISTER_RTX_P.
8660 (INDEX_REGISTER_RTX_P): Use MAYBE_INDEX_REGISTER_RTX_P.
8661 (GO_IF_LEGITIMATE_INDEX): Use sh_legitimate_index_p.
8662 (GO_IF_LEGITIMATE_ADDRESS): Use sh_legitimate_address_p.
8664 2009-05-12 Jan Hubicka <jh@suse.cz>
8666 * tree-inline.c (estimate_operator_cost): Add operands;
8667 when division happens by constant, it is cheap.
8668 (estimate_num_insns): Loads and stores are not having cost of 0;
8669 EH magic stuff is cheap; when computing runtime cost of switch,
8670 use log2 base of amount of its cases; builtin_expect has cost of 0;
8671 compute cost for moving return value of call.
8672 (init_inline_once): Initialize time_based flags.
8673 * tree-inline.h (eni_weights_d): Add time_based flag.
8675 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
8677 * df-core.c: Update head documentation.
8679 2009-05-12 Michael Meissner <meissner@linux.vnet.ibm.com>
8682 * rs6000.c (rs6000_generate_compare): Use op1b instead of
8683 shadowing exisiting variable op1.
8685 2009-05-12 Uros Bizjak <ubizjak@gmail.com>
8688 * config/i386/driver-i386.c (processor_signatures): New enum.
8689 (SIG_GEODE): Move from vendor_signatures to processor_signatures.
8690 (host_detect_local_cpu): For SIG_AMD vendor, check for SIG_GEODE
8691 processor signature to detect geode processor.
8693 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
8697 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
8699 * optabs.c (prepare_cmp_insn): Temporarily disable test that
8700 causes spurious differences between trunk and cond-optab branch.
8702 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
8704 * dojump.c (compare_from_rtx): Delete.
8705 * expmed.c (emit_store_flag): Only try cstore_optab. Canonicalize
8706 any MODE_CC mode to the cstorecc4 pattern. Use prepare_operand, fail
8707 if the comparison does not satisfy the predicate; test predicates for
8708 operands 2 and 3 of a cstore pattern. Don't try cstore optab
8709 further if one existing pattern fails.
8710 * expr.h (compare_from_rtx): Delete.
8711 (prepare_operand): Declare it.
8712 * optabs.c: Change "lib call" to "libcall" throughout.
8713 (bcc_gen_fctn, setcc_gen_code, trap_rtx,
8714 HAVE_conditional_trap, emit_cmp_insn): Delete.
8715 (can_compare_p): Delete cmp_optab case.
8716 (prepare_float_lib_cmp): Return an rtx and a machine mode.
8717 Accept other parameters by value.
8718 (prepare_operand): Make non-static.
8719 (prepare_cmp_insn): Return an rtx and a machine mode. Accept
8720 other parameters by value. Try to widen operands here based on
8721 an optab_methods argument and looking at cbranch_optab.
8722 (emit_cmp_and_jump_insn_1): Accept test and mode, remove widening
8723 loop. Use cbranch_optab directly.
8724 (emit_cmp_and_jump_insns): Fix comment. Adjust call to
8725 prepare_cmp_insn and emit_cmp_and_jump_insn_1, remove obsolete
8727 (emit_conditional_move, emit_conditional_add): Inline what's needed
8728 of compare_from_rtx, using new prepare_cmp_insn for the rest.
8729 (init_optabs): Init cmp_optab with UNKNOWN, cbranch_optab
8730 with COMPARE. Move cmov_optab and cstore_optab above
8731 with cbranch_optab, move cmp_optab down with ucmp_optab,
8732 remove tst_otpab. Do not initialize trap_rtx.
8733 (gen_cond_trap): Do it here. Use ctrap_optab. Test predicate
8734 for trap code. Do not check HAVE_conditional_trap. Use
8735 prepare_cmp_insn. Accept no predicate for operand 3.
8736 * optabs.h (OTI_cmp): Mark as used only for libcalls.
8737 (OTI_ctrap, ctrap_optab): New.
8738 (tst_optab): Delete.
8739 (bcc_gen_fctn, setcc_gen_code, emit_cmp_insn): Delete.
8740 * ifcvt.c (find_if_header): Replace HAVE_conditional_trap
8741 with lookup of ctrap_optab.
8742 * genopinit.c (cmp_optab, tst_optab, bcc_gen_fctn, setcc_gen_code):
8746 * combine.c (combine_simplify_rtx, simplify_set): Do not
8747 special case comparing against zero for cc0 machines.
8748 * simplify-rtx.c (simplify_binary_operation_1): Never remove
8749 COMPARE on cc0 machines.
8750 (simplify_relational_operation): Return a new expression when
8751 a COMPARE could be removed.
8752 * final.c (final_scan_insn): Compare cc_status values
8753 against LHS of a (compare FOO (const_int 0)) cc0 source.
8754 Also check if cc_status.value is the full compare.
8756 * doc/md.texi (bCC, sCC, tstMM, cmpMM): Delete.
8757 (cstoreMM4): Document.
8758 (conditional_trap): Document ctrapMM4 instead.
8759 (sync_compare_and_swapMM): Refer to cbranchcc4.
8760 (Dependent Patterns): Eliminate obsolete information referring to
8761 the old jump optimization phase.
8762 (Canonicalization): Include cbranchcc4 case, omit canonicalization
8763 of compares with 0 on cc0 machines.
8764 (Jump Patterns): Refer to MODE_CC jump patterns preferably,
8765 avoiding references to cc0. Remove text about storing operands
8767 * doc/tm.texi (Condition Codes): Include blurb on different
8768 condition code representations, separate into subsections for
8769 CC0, MODE_CC and conditional execution.
8771 * config/alpha/alpha-protos.h (alpha_emit_conditional_branch,
8772 alpha_emit_setcc): Accept operands and a machine mode.
8773 * config/alpha/alpha.c (alpha_emit_conditional_branch):
8774 Get code/op0/op1 from operands, use machine mode argument
8775 instead of alpha_compare.fp_p. Emit the branch here.
8776 (alpha_emit_setcc): Likewise, and return boolean.
8777 (alpha_emit_conditional_move): Likewise. Assert that
8778 cmp_op_mode == cmp_mode, and simplify accordingly.
8779 * config/alpha/alpha.h (struct alpha_compare, alpha_compare): Delete.
8780 * config/alpha/alpha.md (cmpdf, cmptf, cmpdi, bCC, sCC): Delete.
8781 (cbranchdf4, cbranchtf4, cbranchdi4, cstoredf4, cstoretf4,cstoredi4):
8783 (stack probe test): Use cbranchdi4.
8784 * config/alpha/predicates.md (alpha_cbranch_operator): New.
8786 * config/arc/arc.c (gen_compare_reg): Do not emit cmp.
8787 * config/arc/arc.h (movsicc, movsfcc): Use it.
8788 (movdicc, *movdicc_insn, movdfcc, *movdfcc_insn): Remove.
8789 (cbranchsi4, cstoresi4): New.
8790 (cmpsi, bCC and sCC expanders): Remove.
8792 * config/arm/arm.c (arm_compare_op0, arm_compare_op1): Delete.
8793 * config/arm/arm.h (arm_compare_op0, arm_compare_op1): Delete.
8794 * config/arm/predicates.md (arm_comparison_operator): Only include
8795 floating-point operators if there is a hardware floating-point unit.
8796 * config/arm/arm.md (cbranchsi4, cstoresi4): Enable for TARGET_32BIT,
8797 deferring to cbranch_cc and cstore_cc respectively.
8798 (cbranchsf4, cbranchdf4, cbranchdi4, cstoresf4, cstoredf4, cstoredi4,
8799 cbranch_cc, cstore_cc): New.
8800 (movsicc, movsfcc, movdfcc): Do not use arm_compare_op0 and
8802 (bCC, sCC, cmpsi, cmpsf, cmpdf, cmpdi): Delete.
8804 * config/avr/avr-protos.h (out_tstsi, out_tsthi): Adjust prototype.
8805 * config/avr/avr.c (out_tstsi, out_tsthi): Get the tested operand
8807 (adjust_insn_length): Adjust calls.
8808 (avr_reorg): Handle (compare (foo) (const_int 0)).
8809 * config/avr/avr.md (tstqi, tsthi, tstsi): Remove.
8810 (*negated_tstqi, *negated_tsthi, *negated_tstsi): Unmacroize.
8811 (*reversed_tsthi, *reversed_tstsi): Add a scratch for simplicity.
8812 (cmpqi, cmphi, cmpsi): Prepend asterisk, fuse tst[qhs]i here.
8814 (cbranchqi4, cbranchhi4, cbranchsi4): New.
8815 (tst -> sbrc/sbrs peephole2, cpse peephole): Wrap RHS with COMPARE.
8817 * config/bfin/bfin.md (cmpbi, cmpsi, bCC, sCC): Delete.
8818 (cbranchsi4, cstorebi4, cstoresi4): New.
8819 (movbisi): This insn is duplicate, split it to zero_extend.
8820 * config/bfin/bfin.c (bfin_compare_op0, bfin_compare_op1): Delete
8821 (bfin_gen_compare): Do not use them. Emit VOIDmode SET, not BImode.
8822 (bfin_optimize_loop): Use cbranch expander.
8823 * config/bfin/bfin.h (bfin_compare_op0, bfin_compare_op1): Delete.
8824 * config/bfin/predicates.md (bfin_cbranch_operator): Rename to...
8825 (bfin_bimode_comparison_operator): ... this.
8826 (bfin_direct_comparison_operator): New.
8828 * config/cris/cris.c (cris_normal_notice_update_cc): Look
8829 inside (compare FOO (const_int 0)).
8830 (cris_rtx_costs): Handle ZERO_EXTRACT.
8831 * config/cris/cris.md (tstdi, tst<mode>, cmpdi): Delete.
8832 (*tstdi_non_v32): Fold in *cmpdi_non_v32.
8833 (*tstdi_v32): Delete.
8834 (*cmpdi_non_v32): Add M alternative for operand 1.
8835 (cmpsi, cmp<mode>): Make private.
8836 (*tstsi, *tst<mode>_cmp, *tst<mode>_non_cmp, *btst): Wrap LHS
8838 (cbranch<mode>4, cbranchdi4, cstore<mode>4): New.
8840 * config/crx/crx.md (cstore<mode>4, cbranchcc4): New.
8841 (cmp<mode>, bCOND_internal, b<code>, s<code>): Delete.
8842 (cbranch<mode>4, sCOND_internal): Use ordered_comparison_operator.
8843 (cc_reg_operand): New.
8845 * config/crx/crx.c (crx_compare_op0, crx_compare_op1,
8846 crx_expand_compare, crx_expand_branch, crx_expand_scond): Delete.
8847 * config/crx/crx.h (crx_compare_op0, crx_compare_op1): Delete.
8848 * config/crx/crx-protos.h (crx_expand_compare, crx_expand_branch,
8849 crx_expand_scond): Delete.
8851 * config/fr30/fr30.md (cmp<mode>, bCC): Delete.
8853 * config/fr30/fr30.c (fr30_compare_op0, fr30_compare_op1): Delete
8854 * config/fr30/fr30.h (fr30_compare_op0, fr30_compare_op1): Delete.
8856 * config/frv/frv.md (cbranchsi4, cbranchsf4, cbranchdf4,
8857 cstoresi4, cstoresf4, cstoredf4): New.
8858 (cmpdi, cmpsi, cmpsf, cmpdf, bCC, sCC): Remove.
8859 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
8860 Receive the entire operands array.
8861 * config/frv/frv.h (frv_compare_op0, frv_compare_op1): Delete.
8862 * config/frv/frv.c (frv_compare_op0, frv_compare_op1): Delete.
8863 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
8864 Get test/op0/op1 from the operands array.
8865 (frv_emit_cond_move): Get test/op0/op1 from the test_rtx.
8867 * config/h8300/h8300-protos.h (h8300_expand_branch): Accept operands.
8868 (h8300_expand_store): New.
8869 * config/h8300/h8300.c (h8300_rtx_costs): Handle (compare FOO
8871 (h8300_expand_branch): Emit compare here. Adjust for new arguments.
8872 (h8300_expand_store): New.
8873 * config/h8300/h8300.md (btst combine patterns): Wrap with COMPARE
8874 or do not try to produce (set (cc0) REG).
8875 (peepholes): Wrap arguments with COMPARE. Add a peephole to
8876 change a compare into a move to a scratch register. Disable some
8877 peepholes when comparing with zero.
8878 (tstsi, tsthi, tstsi, cmpqi): Make private.
8881 (cbranchqi4, cbranchhi4, cbranchsi4, cstoreqi4, cstorehi4,
8884 * config/i386/i386.c (ix86_expand_int_movcc, ix86_expand_int_addcc,
8885 ix86_expand_fp_movcc): Set ix86_compare_op0 and ix86_compare_op1.
8886 (ix86_emit_i387_log1p): Use gen_cbranchxf4.
8887 (ix86_emit_i387_log1p): Use cbranchxf2.
8888 (ix86_expand_setcc): Return void.
8889 * config/i386/i386-protos.h (ix86_expand_setcc): Return void.
8890 * config/i386/i386.md (cmpti, cmpdi, cmpsi, cmphi, cmpqi, cmpxf,
8891 cmp<MODEF>, cmpcc): Remove.
8892 (cbranchti4, cbranchdi4, cbranchsi4, cbranchhi4, cbranchqi4,
8893 cbranchxf4, cbranch<MODEF>4, cbranchcc4, cstoredi4, cstoresi4,
8894 cstorehi4, cstoreqi4, cstorexf4, cstore<MODEF>4, cstorecc): New.
8895 (sCC and bCC expanders): Remove.
8896 (stack_protect_test): Use cbranchcc4.
8898 * config/ia64/ia64-protos.h (ia64_compare_op0, ia64_compare_op1):
8900 (ia64_expand_compare): Accept three rtx by reference and return void.
8901 * config/ia64/ia64.c (ia64_compare_op0, ia64_compare_op1): Delete.
8902 (ia64_expand_compare): Replace op0/op1 with *op0/*op1. Get code
8903 from *expr. Update *expr with the BImode comparison to do.
8904 * config/ia64/ia64.md (cmpbi, cmpsi, cmpdi, cmpsf, cmpdf, cmpxf,
8905 cmptf, bCC, sCC, conditional_trap): Delete.
8906 (cbranchbi4, cbranchsi4, cbranchdi4, cbranchsf4, cbranchdf4,
8907 cbranchxf4, cbranchtf4, cstorebi4, cstoresi4, cstoredi4, cstoresf4,
8908 cstoredf4, cstorexf4, cstoretf4, ctrapbi4, ctrapsi4, ctrapdi4,
8909 ctrapsf4, ctrapdf4, ctrapxf4, ctraptf4): New.
8910 * config/ia64/predicates.md (ia64_cbranch_operator): New.
8912 * config/iq2000/iq2000-protos.h (gen_conditional_branch): Change
8913 type of last argument.
8914 * config/iq2000/iq2000.c (branch_cmp, branch_type): Remove.
8915 (gen_conditional_branch): Get code/cmp0/cmp1 from operands,
8916 use machine mode argument instead of branch_type. Remove dead
8917 code for floating-point comparisons.
8918 * config/iq2000/iq2000.h (branch_cmp, branch_type): Remove.
8919 * config/iq2000/iq2000.md (cmpsi, cmpdi, cmpsf, cmpdf, tstsi, bCC):
8921 (cbranchsi4, cstoresi4): New.
8922 * config/iq2000/predicates.md (reg_or_const_operand): New.
8924 * config/m32c/m32c.md (cbranch splitter): Use match_op_dup.
8925 * config/m32c/m32c.md (any_cond, gl_cond): Delete.
8926 (b<code>_op): Rewrite to...
8927 (bcc_op): ... this, using match_operator.
8928 (s<code>_op): Rewrite to...
8929 (scc_op): ... this, using match_operator.
8930 (s<code>_24_op): Rewrite to...
8931 (scc_op_24): ... this, using match_operator.
8932 (s<code>_<mode>): Rewrite to...
8933 (cstore<mode>4): ... this, using match_operator.
8934 (s<code>_<mode>_24): Rewrite to...
8935 (cstore<mode>4_24): ... this, using match_operator.
8936 * config/m32c/m32c-protos.h (m32c_cmp_flg_0, m32c_pend_compare,
8937 m32c_unpend_compare, m32c_expand_scc): Delete.
8938 * config/m32c/m32c.c (compare_op0, compare_op1, m32c_cmp_flg_0,
8939 m32c_pend_compare, m32c_unpend_compare, m32c_expand_scc): Delete.
8940 (m32c_expand_movcc): Change NE to EQ if necessary.
8941 (m32c_init_libfuncs): Modify cstore optab instead of setcc_gen_code.
8943 * config/m32r/m32r-protos.h (gen_cond_store): New.
8944 * config/m32r/m32r.c (m32r_compare_op0, m32r_compare_op1): Delete.
8945 (gen_cond_store): New, from sCC patterns.
8946 (m32r_expand_block_move): Use cbranchsi4.
8947 * config/m32r/m32r.h (m32r_compare_op0, m32r_compare_op1): Delete.
8948 * config/m32r/m32r.md (cmpsi, bCC, sCC): Delete.
8949 (cbranchsi4, cstoresi4): New.
8951 * config/m68hc11/m68hc11.c (m68hc11_compare_op0, m68hc11_compare_op1):
8953 (m68hc11_rtx_costs_1, m68hc11_rtx_costs): Handle ZERO_EXTRACT.
8954 (m68hc11_notice_update_cc): Look into a compare with 0.
8955 * config/m68hc11/m68hc11.h (m68hc11_compare_op0, m68hc11_compare_op1):
8957 * config/m68hc11/m68hc11.md (tstsi, tsthi, tstqi, cmpsi,
8958 cmphi, cmpqi, bCC): Delete.
8959 (cbranchsi4, cbranchhi4, cbranchqi4): New.
8960 (tstqi_1, tstqi_z_used, tstqi_1, bitcmpqi, bitcmpqi_z_used,
8961 bitcmpqi_12, bitcmphi, various splits and peephole2s): Wrap cc0<-reg
8964 * config/m68k/predicates.md (m68k_cstore_comparison_operator,
8965 const0_operand, const1_operand, m68k_subword_comparison_operand): New.
8966 * config/m68k/constraints.md (H): New.
8967 * config/m68k/m68k.md (tstdi): Remove define_expand, use name for
8968 the define_insn below.
8969 (tstsi, tsthi, tst<FP:mode>, cmphi, cmpqi, cmp<FP:mode>): Delete.
8970 (*tstsi_internal_68020_cf, *tstsi_internal, *tsthi_internal,
8971 *tstqi_internal, tst<mode>_6881, tst<mode>_cf, many unnamed
8972 patterns): Wrap RHS with COMPARE.
8973 (tst<FP>_68881, tst<FP>_cf): Use const0_operand.
8974 (*cmpdi_internal): Name this pattern.
8975 (cmpdi): Change to define_insn.
8976 (cbranchdi4, cstoredi4, cbranchsi4, cstoresi4, cbranchhi4, cstorehi4,
8977 cbranchqi4, cstoreqi4, cbranch<FP:mode>4, cstore<FP:mode>4): New.
8978 (scc0_di, scc0_di_5200, scc_di): Use the ordered_comparison_operator
8980 (seq, sne, sgt, sgtu, slt, sltu, sge, sgeu, sle, sleu, sordered,
8981 sunordered, suneq, sunge, sungt, sunle, sunlt, sltgt): Delete
8982 (conditional_trap): Change to...
8983 (ctrapdi4, ctrapsi4, ctraphi4, ctrapqi4): ... these.
8984 (*conditional_trap): Use the ordered_comparison_operator and
8985 const1_operand predicates.
8986 * config/m68k/m68k.c (m68k_last_compare_had_fp_operands): Delete.
8987 (m68k_expand_prologue): Use ctrapsi4 instead of cmpsi+conditional_trap.
8988 (m68k_rtx_costs): Look for ZERO_EXTRACT in a COMPARE.
8989 * config/m68k/m68k.h (m68k_last_compare_had_fp_operands): Delete.
8991 * config/mcore/mcore-protos.h (arch_compare_op0, arch_compare_op1,
8992 mcore_modify_comparison, mcore_gen_compare_reg): Remove.
8993 (mcore_gen_compare): New.
8994 * config/mcore/mcore.c (arch_compare_op0, arch_compare_op1): Delete.
8995 (mcore_modify_comparison, mcore_gen_compare_reg): Fold into...
8996 (mcore_gen_compare): ... this.
8997 * config/mcore/mcore.md (cmpsi, bCC, sCC): Remove.
8998 (cbranchsi4, cstoresi4): New, using mcore_gen_compare.
8999 (stack probe pattern): Use cbranchsi4.
9001 * config/mips/predicates.md (mips_cstore_operator): New.
9002 * config/mips/mips-ps-3d.md (movv2sfcc): Do not use cmp_operands.
9003 * config/mips/mips.md (any_cond): Delete.
9004 (conditional_trap): Rename to ctrap<GPR:mode>4. Adjust predicates,
9006 (fixuns_truncdfsi2, fixuns_truncdfdi2, fixuns_truncsfsi2,
9007 fixuns_truncsfdi2): Use cbranch patterns.
9008 (cmp<GPR:mode>, cmp<SCALARF:mode>): Delete.
9009 (b<code>): Change to cbranch<GPR:mode>4 and cbranch<SCALARF:mode>4.
9010 Adjust call to mips_expand_conditional_branch.
9011 (seq, sne, slt<u>, sle<u>, sgt<u>, sge<u>): Change to
9013 * config/mips/mips-protos.h (mips_expand_conditional_branch,
9014 mips_expand_scc, mips_expand_conditional_trap): Adjust prototypes.
9015 * config/mips/mips.c (cmp_operands): Delete.
9016 (mips_emit_compare): Get comparison operands from *op0/*op1.
9017 (mips_expand_scc): Get code/op0/op1/target from operands. Assert
9018 that it succeeds. Use op0/op1 instead of cmp_operands.
9019 (mips_expand_conditional_branch, mips_expand_conditional_move,
9020 mips_expand_conditional_trap): Likewise.
9021 (mips_block_move_loop): Use cbranch patterns.
9022 * config/mips/mips.h (cmp_operands): Delete.
9024 * config/mmix/mmix.c (mmix_valid_comparison): Delete.
9025 (mmix_gen_compare_reg): Just return a register in the right CC mode.
9026 * config/mmix/mmix.h (mmix_compare_op0, mmix_compare_op1): New.
9027 * config/mmix/mmix.md (cmpdi, cmpdf): Remove.
9028 (*cmpcc_folded): Rename to...
9029 (*cmpdi_folded): this.
9030 (*cmpcc): Rename to...
9032 (movdfcc, movdicc): Adjust for new semantics of mmix_gen_compare_reg.
9035 (cbranchdf4): New. Handle invalid comparisons here.
9036 * config/mmix/predicates.md (float_comparison_operator): New.
9038 * config/mn10300/mn10300.c (mn10300_rtx_costs): Consider 0 and
9039 zero_extract to be cheap in (compare (zero_extract) (const_int 0).
9040 * config/mn10300/mn10300.md (tst): Delete.
9041 (*tst_extqisi_am33, *tst_extqisi, *tst_exthisi_am33, *tst_exthisi):
9042 Name these patterns and wrap RHS in a compare.
9043 (*cmpsi): Make this pattern private. Include tst.
9044 (*cmpsf): Make this pattern private.
9045 (and and zero_extract cc0 set): Wrap RHS in a COMPARE.
9046 (compare with zero peepholes): Likewise.
9048 (cbranchsi4, cbranchsf4): New.
9049 (casesi): Use cbranchsi4.
9051 * config/pa/pa.c (hppa_compare_op0, hppa_compare_op1,
9052 hppa_branch_type): Delete.
9053 (return_addr_rtx): Use cbranchsi4.
9054 (emit_bcond_fp): Accept all operands. Replace CODE with NE.
9055 Emit CCFPmode comparison here.
9056 (gen_cmp_fp): Delete, now part of emit_bcond_fp.
9057 * config/pa/pa.h (enum cmp_type, hppa_compare_op0, hppa_compare_op1,
9058 hppa_branch_type): Delete.
9059 * config/pa/pa.md (cmpdi, cmpsi, cmpsf, cmpdf, sCC, bCC): Delete.
9060 (movsicc, movdicc): Remove references to hppa_compare_op0,
9061 hppa_compare_op1 and compare_from_rtx.
9062 (cbranchdi4, cbranchsi4, cbranchsf4, cbranchdf4, cstoresi4): New.
9063 (casesi): Use cbranchsi4.
9065 * config/pdp11/pdp11-protos.h (output_jump): Change prototype.
9066 * config/pdp11/pdp11.c (output_jump): Embed opcodes here.
9067 * config/pdp11/pdp11.md (register_or_const0_operand): New.
9068 (cmpdf, cmphi, cmpqi): Make private. Add tst alternatives.
9069 (cmpsi, tstsi, tstdf, tsthi, tstqi): Delete.
9071 (cbranchdf4, cbranchhi4, cbranchqi4): New.
9072 (*branch, *branch_inverted): New.
9074 * config/picochip/picochip.md (cbranchhi4): Use
9075 ordered_comparison_operator.
9076 (cmphi, bCC): Remove.
9078 * config/rs6000/predicates.md (rs6000_cbranch_operator): New.
9079 (trap_comparison_operator): Delete.
9080 * config/rs6000/rs6000-protos.h (rs6000_emit_sCOND,
9081 rs6000_emit_cbranch): Accept mode and operands.
9082 * config/rs6000/rs6000.c (rs6000_compare_op0, rs6000_compare_op1,
9083 rs6000_compare_fp_p): Delete.
9084 (rs6000_generate_compare): Accept mode and comparison. Extract code
9085 and op0/op1 from there. Replace references to rs6000_compare_op0
9086 and rs6000_compare_op1.
9087 (rs6000_emit_sCOND): Adjust call to rs6000_generate_compare and
9088 extract result from passed operands.
9089 (rs6000_emit_cbranch): Adjust call to rs6000_generate_compare and
9090 extract loc from passed operands.
9091 (rs6000_emit_cmove): Likewise.
9092 * config/rs6000/rs6000.h (rs6000_compare_op0, rs6000_compare_op1,
9093 rs6000_compare_fp_p): Delete.
9094 * config/rs6000/rs6000.md (cmp<GPR>, cmp<FP>, bCC, sCC): Delete.
9095 (cbranch<GPR>4, cbranch<FP>4): New.
9096 (cstore<mode>4): New. Consolidate here all choices about when to use
9097 portable or specialized sCC sequences.
9098 (stack_protect_test): Use cbranchsi4.
9099 (conditional_trap): Replace with ctrap<GPR>4.
9100 (conditional trap insn): Replace trap_comparison_operator with
9101 ordered_comparison_operator.
9103 * config/s390/s390.c (s390_compare_op0, s390_compare_op1): Delete.
9104 (s390_emit_prologue): Use ctrap.
9105 * config/s390/s390.h (s390_compare_op0, s390_compare_op1): Delete.
9106 * config/s390/predicates.md (s390_eqne_operator, s390_scond_operator):
9107 New predicates replacing...
9108 * config/s390/s390.md (COMPARE, SCOND): ... these iterators.
9109 (cmp<GPR>, cmp<FP>, cmpcc): Delete.
9110 (trunc patterns): Use emit_cmp_and_jump_insns instead of cmp/branch.
9111 (add<mode>cc): Do not use s390_compare_op0/op1.
9112 (s<code>): Change to...
9113 (cstore<mode>4): ... this. Do not use s390_compare_op0/op1.
9115 (cstorecc4): ... this. Handle EQ or NE equally.
9116 (*sne): Un-privatize for use in cstorecc4.
9117 (b<code>): Change to...
9118 (cbranch<GPR>4, cbranch<FP>4, cbranchcc4): ... these.
9119 (conditional_trap): Replace with...
9120 (ctrap<GPR>4, ctrap<FP>4): ... these.
9121 (stack_protect): Use cbranchcc4.
9123 * config/score/score-conv.h (cmp_op0, cmp_op1): Delete.
9124 * config/score/score-protos.h (score_gen_cmp): Delete.
9125 * config/score/score.c (cmp_op0, cmp_op1, score_gen_cmp): Delete.
9126 (score_block_move-loop): Use cbranchsi4.
9127 * config/score/score.md (cbranchsi4): New.
9128 (cmpsi, bCC): Delete.
9129 * config/score/score3.c (cmp_op0, cmp_op1, score3_gen_cmp): Delete.
9130 (score3_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
9131 * config/score/score7.c (cmp_op0, cmp_op1, score7_gen_cmp): Delete.
9132 (score7_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
9133 * config/score/score3.h (score3_gen_cmp): Delete.
9134 * config/score/score7.h (score7_gen_cmp): Delete.
9136 * config/sh/sh-protos.h (prepare_scc_operands): Rename to...
9137 (sh_emit_scc_to_t): ... this. Return void.
9138 (from_compare): Rename to...
9139 (sh_emit_compare_and_branch): ... this.
9140 (sh_emit_compare_and_set): New.
9141 (sh_expand_t_scc): Accept operands.
9142 * config/sh/predicates.md (sh_float_comparison_operator): New.
9143 * config/sh/sh.c (sh_compare_op0, sh_compare_op1): Delete.
9144 (prepare_scc_operands): Rename to...
9145 (sh_emit_scc_to_t): ... this. Return void. Get op0/op1 from
9147 (sh_emit_cheap_store_flag): New.
9148 (sh_emit_set_t_insn): New.
9149 (from_compare): Rename to...
9150 (sh_emit_compare_and_branch): ... this. Accept mode. Rewrite
9151 handling of TARGET_SH2E floating point to avoid recursive call.
9152 Generate branch here.
9153 (sh_emit_compare_and_set): New.
9154 (sh_expand_t_scc): Get op0/op1 from arguments.
9155 (sh_emit_cheap_store_flag): New.
9156 * config/sh/sh.md (cbranchdi4, cbranchsi4): Include -mno-cbranchdi
9158 (cbranchdi4_i): Use an "I08" constraint instead of an "i" constraint.
9159 (cmpsi, cmpdi, cmpsf, cmpdf): Delete.
9160 (movsicc, movdicc): Do nothing when it recreated operands from
9161 sh_compare_*. Use sh_emit_cheap_store_flag. Adjust call to
9162 prepare_scc_operands (now sh_emit_scc_to_t).
9163 (udivdi3): Use cstoresi4.
9164 (beq_media, bne_media, bge_media, bgtu_media, bgeu_media, beq,
9165 bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu, bunordered): Delete.
9166 (cbranchint4_media, cbranchfp4_media): New.
9167 (casesi): Use cbranchdi4.
9168 (seq, slt, sle, sgt, sge, sgtu, sltu, sgeu, sne, sleu, sunordered):
9170 (cstore4_media, cstoresi4, cstoredi4, cstoresf4, cstoredf4): New.
9171 (movnegt): Remove second operand.
9172 (cbranchsf4, cbranchdf4): New.
9173 (stack_protect): Use cbranchdi4/cbranchsi4.
9175 * config/sparc/sparc.c (sparc_compare_op0, sparc_compare_op1): Delete.
9176 (gen_compare_reg): Accept comparison, extract part of it to...
9177 (gen_compare_reg_1): ... this.
9178 (gen_compare_operator): Delete.
9179 (gen_v9_scc): Accept separate destination, comparison code and arms.
9180 Do not use sparc_compare_op0/sparc_compare_op1.
9181 (emit_scc_insn, emit_conditional_branch_insn): New.
9182 (emit_v9_brxx): Make static. Remove useless assertion.
9183 (sparc_emit_float_lib_cmp): Return RTL instead of calling
9185 (sparc_expand_compare_and_swap_12): Use gen_compare_reg_1+cbranchcc4.
9186 * config/sparc/sparc-protos.h (gen_compare_reg,
9187 sparc_emit_float_lib_cmp): Adjust prototype.
9188 (emit_scc_insn, emit_conditional_branch_insn): New.
9189 (gen_v9_scc, emit_v9_brxx_insn, gen_compare_operator): Delete.
9190 * config/sparc/sparc.h (sparc_compare_op0, sparc_compare_op1): Delete.
9191 * config/sparc/sparc.md (P, I, F, V32, V32I, V64, V64I): Move all
9192 iterators to the top.
9193 (cmpsi, cmpdi, cmpsf, cmpdf, cmptf, seqsi_special_extend,
9194 snesi_special_extend, sCC, bCC, seqdi_special_trunc,
9195 snedi_special_trunc): Delete.
9196 (seqdi_special, snedi_special): Use expansion of seqdi_special_trunc
9197 and snedi_special_trunc.
9198 (cstoresi4, cstoredi4, cstore<F:mode>4, cbranchcc4, cbranchsi4,
9199 cbranchdi4, cbranch<F:mode>4): New.
9200 (mov<I:mode>cc, mov<F:mode>cc): Handle sparc_emit_float_lib_cmp
9201 here. Use gen_compare_reg instead of gen_compare_operator.
9202 (conditional_trap): Replace with...
9203 (ctrapsi4, ctrapdi4): ... this.
9204 (stack_protect_test): Use cbranchcc4.
9206 * config/spu/spu-protos.h (spu_emit_branch_or_set): Change second
9208 * config/spu/spu.c (spu_compare_op0, spu_compare_op1): Remove.
9209 (spu_emit_branch_or_set): Get code/op0/op1 from second argument.
9210 Change spu_compare_op0/op1 to op0/op1 throughout. Get target
9211 from operands[0] or operands[3] depending on is_set.
9212 * config/spu/spu.h (spu_compare_op0, spu_compare_op1): Remove.
9213 * config/spu/spu.md (cmp<mode:VQHSI>, cmp<mode:DTI>, cmp<mode:VSF>,
9214 cmpdf, bCC), sCC: Remove.
9215 (cbranch<mode:VQHSI>4, cbranch<mode:DTI>, cbranch<mode:VSF>4,
9216 cbranchdf4, cstore<mode:VQHSI>4, cstore<mode:DTI>, cstore<mode:VSF>4,
9218 (mov<mode>cc): Accept ordered_comparison_operator, adjust call to
9219 spu_emit_branch_or_set.
9221 * config/stormy16/stormy16-protos.h (xstormy16_emit_cbranch):
9223 * config/stormy16/stormy16.h (xstormy16_compare_op0,
9224 xstormy16_compare_op1): Delete.
9225 * config/stormy16/stormy16.c (xstormy16_compare_op0,
9226 xstormy16_compare_op1): Delete.
9227 (xstormy16_emit_cbranch): Get op0/op1 from the new arguments.
9229 * config/stormy16/stormy16.md (cbranchsi4, cbranchhi4): New.
9230 (cmphi, cmpsi, bCC): Remove.
9232 * config/v850/v850.md (tstsi, cmpsi): Fold into...
9233 (*cmpsi): ... this one.
9234 (cbranchsi4, cstoresi4): New.
9235 (bCC expanders): Delete.
9236 (sCC insns): Fold into...
9237 (*setcc): ... this one.
9238 (casesi): Do not use gen_cmpsi and gen_bgtu.
9239 (various splits): Wrap "naked" RHS of a cc0 set with COMPARE.
9240 (movsicc): Simplify.
9241 * config/v850/v850.c (v850_rtx_costs): Handle ZERO_EXTRACT in COMPARE.
9243 * config/vax/vax-protos.h (cond_name): New.
9244 (vax_output_conditional_branch): Remove.
9245 * config/vax/vax.c (cond_name): New.
9246 (vax_output_conditional_branch): Remove.
9247 * config/vax/vax.h (PRINT_OPERAND): Dispatch %c to cond_name.
9248 * config/vax/vax.md (tst<VAXint>, tst<VAXfp>): Remove.
9249 (cmp<VAXint>, cmp<VAXfp>): Privatize. Add constraints for tst.
9250 (bit<VAXint>): Wrap source with (compare).
9251 (b<code> and following unnamed pattern): Rename to *branch and
9252 *branch_reversed. Change macroization to match_operator.
9253 (cbranch<VAXint>4, cbranch<VAXfp>4): New.
9255 * config/xtensa/predicates.md (xtensa_cstoresi_operator): New.
9256 * config/xtensa/xtensa-protos.h (xtensa_expand_conditional_branch):
9257 Change last argument to machine_mode.
9258 (xtensa_expand_scc): Add machine_mode argument.
9259 * config/xtensa/xtensa.c (branch_cmp, branch_type): Remove.
9260 (gen_conditional_move, xtensa_expand_conditional_branch,
9261 xtensa_expand_scc, xtensa_expand_conditional_move): Use mode
9262 instead of branch_type, fetch cmp0/cmp1/test_code from operands[].
9263 Adjust operand numbers.
9264 * config/xtensa/xtensa.h (enum cmp_type, branch_cmp, branch_type):
9266 * config/xtensa/xtensa.md (any_cond, any_scc): Delete.
9267 (cmpsi, cmpsf, b<code>, s<code>): Delete.
9268 (cbranchsi4, cbranchsf4, cstoresi4, cstoresf4): New.
9270 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
9272 * optabs.c (prepare_cmp_insn): Temporarily disable test that
9273 causes spurious differences between trunk and cond-optab branch.
9275 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
9278 * doc/install.texi (STAGE1_TFLAGS, BUILD_CONFIG): Document.
9280 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
9282 * tree.c (iterative_hash_pointer): Delete.
9283 (iterative_hash_expr): Short-circuit handling of NULL pointer.
9284 Hash UIDs and versions of SSA names. Don't special-case built-in
9285 function declarations.
9287 2009-05-11 Ian Lance Taylor <iant@google.com>
9290 * graphite.c: Force -Wc++-compat to only be a warning before
9291 #including "cloog/cloog.h".
9293 2009-05-11 Martin Jambor <mjambor@suse.cz>
9295 * ipa-cp.c (ipcp_cloning_candidate_p): Add missing return false.
9297 2009-05-11 Jan Hubicka <jh@suse.cz>
9299 * tree-ssa-loop-ivcanon.c: Include target.h
9300 (struct loop_size): new structure.
9301 (constant_after_peeling): New predicate.
9302 (tree_estimate_loop_size): New function.
9303 (estimated_unrolled_size): Rewrite for new estimates.
9304 (try_unroll_loop_completely): Use new estimates.
9305 * Makefile.in (tree-ssa-loop-ivcanon.o): Add dependenc on target.h
9307 2009-05-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
9309 * config/spu/spu-c.c (spu_categorize_keyword): Update for recent
9310 libcpp interface change.
9311 (spu_macro_to_expand): Likewise.
9313 2009-05-11 Paolo Bonzini <bonzini@gnu.org>
9315 PR tree-optimization/40026
9316 * gimplify.c (gimplify_init_constructor): Change initial conditional
9317 to assertion. Rewrite TREE_OPERAND (*expr_p, 1) after
9318 optimize_compound_literals_in_ctor.
9320 2009-05-11 Nathan Sidwell <nathan@codesourcery.com>
9322 * config/m68k/m68k-devices.def (52274, 52277, 5301x, 5225x, 51xx):
9324 * doc/invoke.texi (M680x0 Options): Document new coldfire cpus.
9326 2009-05-11 H.J. Lu <hongjiu.lu@intel.com>
9328 * tree-vect-data-refs.c (vect_analyze_group_access): Use
9329 HOST_WIDE_INT for gap.
9331 2009-05-11 Ira Rosen <irar@il.ibm.com>
9333 PR tree-optimization/40074
9334 * tree-vect-data-refs.c (vect_analyze_group_access): Take gaps into
9335 account in group size and step comparison.
9337 2009-05-11 Richard Guenther <rguenther@suse.de>
9339 * passes.c (init_optimization_passes): Strip now incorrect comment.
9340 (execute_function_todo): Do not set PROP_alias.
9341 * tree-pass.h (PROP_alias): Remove.
9342 * tree-ssa-structalias.c (pass_build_alias): Do not provide PROP_alias.
9343 * tree-if-conv.c (pass_if_conversion): Do not require PROP_alias.
9344 * tree-nrv.c (pass_return_slot): Likewise.
9345 * tree-object-size.c (pass_object_sizes): Likewise.
9346 * tree-ssa-dom.c (pass_dominator): Likewise.
9347 (pass_phi_only_cprop): Likewise.
9348 * tree-ssa-dse.c (pass_dse): Likewise.
9349 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
9350 (pass_cselim): Likewise.
9351 * tree-ssa-pre.c (pass_pre): Likewise.
9352 (pass_fre): Likewise.
9353 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
9354 * tree-ssa-sink.c (pass_sink_code): Likewise.
9355 * tree-stdarg.c (pass_stdarg): Likewise.
9356 * tree-tailcall.c (pass_tail_calls): Likewise.
9357 * tree-vrp.c (pass_vrp): Likewise.
9359 2009-05-10 Ian Lance Taylor <iant@google.com>
9361 * basic-block.h (enum profile_status): Break out of struct
9363 * cgraph.h (struct inline_summary): Break out of struct
9365 * cgraphunit.c (enum cgraph_order_sort_kind): New enum, broken out
9366 of struct cgraph_order_sort.
9367 * combine.c (enum undo_kind): New enum, broken out of struct undo.
9368 * cse.c (struct branch_path): Break out of struct
9369 cse_basic_block_data.
9370 * except.h (enum eh_region_type): Break out of struct eh_region.
9371 * gcc.c (enum add_del): Break out of struct modify_target.
9372 * genrecog.c (enum decision_type): Break out of struct decision_test.
9373 * ggc-page.c (struct ggc_pch_ondisk): Break out of struct
9375 * matrix-reorg.c (struct free_info): Break out of struct matrix_info.
9376 * regmove.c (enum match_use): New enum, broken out of struct match.
9377 * sched-int.h (enum post_call_group): New enum, broken out of
9379 (struct deps_reg): Break out of struct deps.
9380 * target.h (struct asm_int_op): Break out of struct gcc_target.
9381 * tree-eh.c (struct goto_queue_node): Break out of struct
9383 * tree-inline.h (enum copy_body_cge_which): Break out of
9385 * tree-pass.h (enum opt_pass_type): Break out of struct opt_pass.
9387 * c-decl.c (in_struct, struct_types): New static variables.
9388 (pushtag): Add loc parameter. Change all callers.
9389 (lookup_tag): Add ploc parameter. Change all callers.
9390 (check_compound_literal_type): New function.
9391 (parser_xref_tag): Add loc parameter. Change all callers. If
9392 -Wc++-compat, warn about struct/union/enum types defined within a
9394 (start_struct): Add enclosing_in_struct, enclosing_struct_types,
9395 and loc parameters. Change all callers. Change error calls to
9396 error_at, using loc. For a redefinition, if the location of the
9397 original definition is known, report it. Set in_struct and
9398 struct_types. If -Wc++-compat warn if in sizeof, typeof, or alignof.
9399 (finish_struct): Add new parameters enclosing_in_struct and
9400 enclosing_struct_types. Change all callers. Set
9401 C_TYPE_DEFINED_IN_STRUCT for all struct/union/enum types defined
9402 in the struct. If in a struct, add this struct to struct_types.
9403 (start_enum): Add loc parameter. Change all callers. Use
9404 error_at for errors, using loc. For a redefinition, if the
9405 location of the original definition is known, report it. If in a
9406 struct, add this enum type to struct_types. If -Wc++-compat warn
9407 if in sizeof, typeof, or alignof.
9408 * c-parser.c (disable_extension_diagnostics): Disable -Wc++-compat.
9409 (enable_extension_diagnostics): Reenable -Wc++-compat if appropriate.
9410 (c_parser_enum_specifier): Get enum location for start_enum.
9411 (c_parser_struct_or_union_specifier): Get struct location for
9412 start_struct. Save in_struct and struct_types status between
9413 start_struct and finish_struct.
9414 (c_parser_cast_expression): Get location of cast.
9415 (c_parser_alignof_expression): Get location of type.
9416 (c_parser_postfix_expression): Likewise.
9417 (c_parser_postfix_expression_after_paren_type): Add type_loc
9418 parameter. Change all callers. Call check_compound_literal_type.
9419 Use type_loc for error about variable size type.
9420 * c-typeck.c (build_external_ref): If -Wc++-compat, warn about a use
9421 of an enum constant from an enum type defined in a struct or union.
9422 (c_cast_expr): Add loc parameter. Change all callers. If
9423 -Wc++-compat, warn about defining a type in a cast.
9424 * c-tree.h (C_TYPE_DEFINED_IN_STRUCT): Define.
9425 (start_enum, start_struct, finish_struct): Update declarations.
9426 (parser_xref_tag, c_cast_expr): Update declarations.
9427 (check_compound_literal_type): Declare.
9429 2009-05-11 Ben Elliston <bje@au.ibm.com>
9431 * config/rs6000/rs6000-c.c (altivec_categorize_keyword): Update
9432 for recent libcpp interface change.
9433 (rs6000_macro_to_expand): Likewise.
9435 2009-05-10 Michael Matz <matz@suse.de>
9438 * config/arm/arm.c (require_pic_register): Emit on entry edge,
9439 not at entry of function.
9441 2009-05-10 Richard Guenther <rguenther@suse.de>
9443 PR tree-optimization/40081
9445 * tree-sra.c (instantiate_element): Instantiate scalar replacements
9446 using the main variant of the element type. Do not fiddle with
9447 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
9449 * tree-sra.c (sra_type_can_be_decomposed_p): Do not decompose
9450 structs with volatile fields.
9452 2009-05-10 Jan Hubicka <jh@suse.cz>
9454 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Declare.
9455 (estimate_move_cost): Assert that it does not get called for
9457 (estimate_num_insns): Skip VOID types in argument handling.
9458 (optimize_inline_calls): Delete unreachable blocks and verify that
9461 2009-05-10 Jan Hubicka <jh@suse.cz>
9463 * cgraphbuild.c (record_reference): Use cgraph_mark_address_taken_node.
9464 * cgraph.c (cgraph_mark_address_taken_node): New function.
9465 (dump_cgraph_node): Dump new flag.
9466 * cgraph.h (struct cgraph_node): Add address_taken.
9467 (cgraph_mark_address_taken_node): New function.
9468 * ipa.c (cgraph_postorder): Prioritize functions with address taken
9469 since new direct calls can be born.
9471 2009-05-10 Joseph Myers <joseph@codesourcery.com>
9473 * c-lex.c (c_lex_with_flags): Expect cpp_hashnode in
9476 2009-05-10 Jan Hubicka <jh@suse.cz>
9479 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Take old_call
9481 (cgraph_update_edges_for_call_stmt): Take old_decl argument.
9482 * cgraph.h (cgraph_update_edges_for_call_stmt): Update prototype.
9483 * tree-inline.c (copy_bb): Set frequency correctly.
9484 (fold_marked_statements): Update call to
9485 cgraph_update_edges_for_call_stmt.
9487 2009-05-10 Joseph Myers <joseph@codesourcery.com>
9489 * config/arc/arc.c (arc_handle_interrupt_attribute): Use %qE for
9490 identifiers in diagnostics.
9491 * config/arm/arm.c (arm_handle_fndecl_attribute,
9492 arm_handle_isr_attribute): Likewise.
9493 * config/avr/avr.c (avr_handle_progmem_attribute,
9494 avr_handle_fndecl_attribute, avr_handle_fntype_attribute): Likewise.
9495 * config/bfin/bfin.c (handle_int_attribute,
9496 bfin_handle_longcall_attribute, bfin_handle_l1_text_attribute,
9497 bfin_handle_l1_data_attribute, bfin_handle_longcall_attribute,
9498 bfin_handle_l1_text_attribute, bfin_handle_l1_data_attribute):
9500 * config/darwin.c (darwin_handle_kext_attribute,
9501 darwin_handle_weak_import_attribute): Likewise.
9502 * config/h8300/h8300.c (h8300_handle_fndecl_attribute,
9503 h8300_handle_eightbit_data_attribute,
9504 h8300_handle_tiny_data_attribute): Likewise.
9505 * config/i386/i386.c (ix86_handle_cconv_attribute,
9506 ix86_handle_abi_attribute, ix86_handle_struct_attribute): Likewise.
9507 * config/i386/winnt.c (ix86_handle_shared_attribute,
9508 ix86_handle_selectany_attribute): Likewise.
9509 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
9510 * config/m32c/m32c.c (function_vector_handler): Likewise.
9511 * config/m68hc11/m68hc11.c (m68hc11_handle_page0_attribute,
9512 m68hc11_handle_fntype_attribute): Likewise.
9513 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
9514 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
9515 * config/mips/mips.c (mips_insert_attributes,
9516 mips_merge_decl_attributes, mips_expand_builtin): Likewise.
9517 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute,
9518 rs6000_handle_struct_attribute): Likewise.
9519 * config/sh/sh.c (sh_insert_attributes,
9520 sh_handle_resbank_handler_attribute,
9521 sh_handle_interrupt_handler_attribute,
9522 sh2a_handle_function_vector_handler_attribute,
9523 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
9525 * config/sh/symbian.c (sh_symbian_mark_dllimport): Likewise.
9526 * config/spu/spu.c (spu_handle_fndecl_attribute,
9527 spu_handle_vector_attribute): Likewise.
9528 * config/stormy16/stormy16.c
9529 (xstormy16_handle_interrupt_attribute): Likewise.
9530 * config/v850/v850-c.c (ghs_pragma_section): Likewise.
9531 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
9533 2009-05-10 Joseph Myers <joseph@codesourcery.com>
9535 * pretty-print.h (struct pretty_print_info): Add translate_identifiers.
9536 (pp_translate_identifiers): New.
9537 (pp_identifier): Only conditionally translate identifier to locale
9539 * pretty-print.c (pp_construct): Set pp_translate_identifiers.
9540 (pp_base_tree_identifier): Only conditionally translate identifier
9541 to locale character set.
9542 * c-pretty-print.c (M_): Define.
9543 (pp_c_type_specifier, pp_c_primary_expression): Mark English
9544 fragments for conditional translation with M_.
9545 * tree-pretty-print.c (maybe_init_pretty_print): Disable
9546 identifier translation.
9548 2009-05-10 Richard Guenther <rguenther@suse.de>
9550 PR tree-optimization/40081
9551 * tree-sra.c (instantiate_element): Instantiate scalar replacements
9552 using the main variant of the element type. Do not fiddle with
9553 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
9555 2009-05-09 Jan Hubicka <jh@suse.cz>
9558 * cgraphunit.c (cgraph_materialize_all_clones): Do not redirect
9559 indirect calls; verify cgraph afterwards.
9561 2009-05-09 Jan Hubicka <jh@suse.cz>
9564 * ipa.c (update_inlined_to_pointer): New function.
9565 (cgraph_remove_unreachable_nodes): Use it.
9567 2009-05-09 Jan Hubicka <jh@suse.cz>
9569 * tree-eh.c (struct leh_state): Remove prev_try.
9570 (lower_try_finally, lower_catch, lower_eh_filter, lower_cleanup): Do
9572 * except.c (gen_eh_region_cleanup, duplicate_eh_regions,
9573 copy_eh_region_1, copy_eh_region, redirect_eh_edge_to_label,
9574 remove_eh_handler_and_replace, foreach_reachable_handler,
9575 verify_eh_region, verify_eh_tree): Remove tracking of prev_try pointer.
9576 * except.h (struct eh_region): Remove eh_region_u_cleanup.
9577 (gen_eh_region_cleanup): Update prototype.
9579 2009-05-09 Jan Hubicka <jh@suse.cz>
9582 * except.c (copy_eh_region): Always set prev_try.
9583 (redirect_eh_edge_to_label): Find outer try.
9584 (foreach_reachable_handler): When looking for prev try
9585 handle case where previous try is not going to be taken.
9587 2009-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
9589 PR tree-optimization/40049
9590 * tree-vect-stmts.c (vectorizable_operation): If the machine has
9591 only vector/vector shifts, convert the type of the constant to the
9592 appropriate type to avoid building incorrect trees, which
9593 eventually have problems with garbage collection.
9595 2009-05-08 Joseph Myers <joseph@codesourcery.com>
9597 * fold-const.c (fold_binary): Do not fold multiplication by 1 or
9598 -1 for complex floating-point types if honoring signed zeros.
9600 2009-05-08 Jan Hubicka <jh@suse.cz>
9602 * cgraphbuild.c (compute_call_stmt_bb_frequency): Accept function
9603 argument; handle correctly when profile is absent.
9604 (build_cgraph_edges): Update.
9605 (rebuild_cgraph_edges): Update.
9606 * cgraph.c: Do not include varray.h.
9607 (cgraph_set_call_stmt_including_clones): New function.
9608 (cgraph_create_edge_including_clones): Likewise
9609 (cgraph_update_edges_for_call_stmt_node): New static cfunction.
9610 (cgraph_update_edges_for_call_stmt): Handle clones.
9611 (cgraph_remove_node): Handle clone tree.
9612 (cgraph_remove_node_and_inline_clones): New function.
9613 (dump_cgraph_node): Dump clone tree.
9614 (cgraph_clone_node): Handle clone tree.
9615 (clone_function_name): Bring here from tree-inline.c.
9616 (cgraph_create_virtual_clone): New function.
9617 * cgraph.h (ipa_replace_map): Move here from ipa.h.
9618 (cgraph_clone_info): New function.
9619 (strut cgraph_node): Add clone_info and new clone tree pointers.
9620 (cgraph_remove_node_and_inline_clones,
9621 cgraph_set_call_stmt_including_clones,
9622 cgraph_create_edge_including_clones,
9623 cgraph_create_virtual_clone): Declare.
9624 (cgraph_function_versioning): Use VEC argument.
9625 (compute_call_stmt_bb_frequency): Update prototype.
9626 (cgraph_materialize_all_clones): New function.
9627 * ipa-cp.c (ipcp_update_cloned_node): Remove.
9628 (ipcp_create_replace_map): Update to VECtors.
9629 (ipcp_update_callgraph): Use virtual clones.
9630 (ipcp_update_bb_counts, ipcp_update_edges_counts): Remove.
9631 (ipcp_update_profiling): Do not update local profiling.
9632 (ipcp_insert_stage): Use VECtors and virtual clones.
9633 * cgraphunit.c (verify_cgraph_node): Verify clone tree.
9634 (clone_of_p): New function.
9635 (cgraph_preserve_function_body_p): Use clone tree.
9636 (cgraph_optimize): Materialize clones.
9637 (cgraph_function_versioning): Update for VECtors.
9638 (save_inline_function_body): Use clone tree.
9639 (cgraph_materialize_clone): New function.
9640 (cgraph_materialize_all_clones): Likewise.
9641 * ipa-inline.c (cgraph_default_inline_p): Use analyzed flags.
9642 * ipa.c: Include gimple.h.
9643 (cgraph_remove_unreachable_nodes): Use clone tree.
9644 * ipa-prop.c (ipa_note_param_call): Update call to
9645 compute_call_stmt_bb_frequencycall.
9646 * ipa-prop.h (ipa_replace_map): Move to cgraph.h.
9647 * tree-inline.c: Do not include varray.h or gt-tree-inline.h.
9648 (copy_bb): Handle updating of clone tree; add new edge when new call
9650 (expand_call_inline): Be strict about every call having edge.
9651 (clone_fn_id_num, clone_function_name): Move to cgraph.c.
9652 (delete_unreachable_blocks_update_callgraph): New function.
9653 (tree_function_versioning): Use VECtors; always remove unreachable
9654 blocks and fold conditionals.
9655 * tree-inline.h: Do not include varray.h.
9656 (tree_function_versioning): Remove.
9657 * Makefile.in (GTFILES): Remove tree-inline.c
9658 * passes.c (do_per_function): Do only functions having body.
9659 * ipa-struct-reorg.c (do_reorg_1, collect_data_accesses): Handle clone
9662 2009-05-08 H.J. Lu <hongjiu.lu@intel.com>
9663 Andrew Morrow <acm@google.com>
9666 * c-common.c (c_common_attribute_table): Permit deprecated
9667 attribute to take an optional argument.
9668 (handle_deprecated_attribute): If the optional argument to
9669 __attribute__((deprecated)) is not a string ignore the attribute
9672 * c-decl.c (grokdeclarator): Updated warn_deprecated_use call.
9673 * c-typeck.c (build_component_ref): Likewise.
9674 (build_external_ref): Likewise.
9676 * toplev.c (warn_deprecated_use): Add an attribute argument.
9677 Emit the message associated with __attribute__((deprecated)).
9679 * toplev.h (warn_deprecated_use): Updated.
9681 * doc/extend.texi: Document new optional parameter to
9682 __attribute__((deprecated))
9684 2009-05-08 Michael Eager <eager@eagercon.com>
9686 * config/rs6000/rs6000.md (*movdf_softfloat32): replace
9687 !TARGET_DOUBLE_FLOAT with TARGET_SINGLE_FLOAT.
9689 2009-05-08 Richard Guenther <rguenther@suse.de>
9691 PR tree-optimization/40062
9692 * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
9693 Avoid exponential behavior.
9695 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
9697 PR rtl-optimization/33928
9699 * fwprop.c (use_def_ref, get_def_for_use, bitmap_only_bit_bitween,
9700 process_uses, build_single_def_use_links): New.
9701 (update_df): Update use_def_ref.
9702 (forward_propagate_into): Use get_def_for_use instead of use-def
9704 (fwprop_init): Call build_single_def_use_links and let it initialize
9706 (fwprop_done): Free use_def_ref.
9707 (fwprop_addr): Eliminate duplicate call to df_set_flags.
9708 * df-problems.c (df_rd_simulate_artificial_defs_at_top,
9709 df_rd_simulate_one_insn): New.
9710 (df_rd_bb_local_compute_process_def): Update head comment.
9711 (df_chain_create_bb): Use the new RD simulation functions.
9712 * df.h (df_rd_simulate_artificial_defs_at_top,
9713 df_rd_simulate_one_insn): New.
9714 * opts.c (decode_options): Enable fwprop at -O1.
9715 * doc/invoke.texi (-fforward-propagate): Document this.
9717 2009-05-08 Joseph Myers <joseph@codesourcery.com>
9720 * c-typeck.c (build_binary_op): Handle arithmetic between one real
9721 and one complex operand specially.
9722 * tree-complex.c (some_nonzerop): Do not identify a real value as
9723 zero if flag_signed_zeros.
9725 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
9727 PR rtl-optimization/33928
9728 * loop-invariant.c (record_use): Fix && vs. || mishap.
9730 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
9732 PR rtl-optimization/33928
9733 * loop-invariant.c (struct use): Add addr_use_p.
9734 (struct def): Add n_addr_uses.
9735 (struct invariant): Add cheap_address.
9736 (create_new_invariant): Set cheap_address.
9737 (record_use): Accept df_ref. Set addr_use_p and update n_addr_uses.
9738 (record_uses): Pass df_ref to record_use.
9739 (get_inv_cost): Do not add inv->cost to comp_cost for cheap addresses
9742 2009-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
9744 * config/sh/sh.c: Do not include c-pragma.h.
9746 2009-05-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
9748 * config/spu/spu.c: Remove include of c-common.h.
9750 2009-05-07 Janis Johnson <janis187@us.ibm.com>
9753 * c-common.h (mark_valid_location_for_stdc_pragma,
9754 valid_location_for_stdc_pragma_p, set_float_const_decimal64,
9755 clear_float_const_decimal64, float_const_decimal64_p): New.
9756 * c.opt (Wunsuffixed-float-constants): New.
9757 * c-lex.c (interpret_float): Use pragma FLOAT_CONST_DECIMAL64 for
9758 unsuffixed float constant, handle new warning.
9759 * c-cppbuiltin.c (c_cpp_builtins): Use cast for double constants.
9760 * c-decl.c (c_scope): New flag float_const_decimal64.
9761 (set_float_const_decimal64, clear_float_const_decimal64,
9762 float_const_decimal64_p): New.
9763 (push_scope): Set new flag.
9764 * c-parser.c (c_parser_translation_unit): Mark when it's valid
9765 to use STDC pragmas.
9766 (c_parser_external_declaration): Ditto.
9767 (c_parser_compound_statement_nostart): Ditto.
9768 * c-pragma.c (valid_location_for_stdc_pragma,
9769 mark_valid_location_for_stdc_pragma,
9770 valid_location_for_stdc_pragma_p, handle_stdc_pragma,
9771 handle_pragma_float_const_decimal64): New.
9772 (init_pragma): Register new pragma FLOAT_CONST_DECIMAL64.
9773 * cp/semantics.c (valid_location_for_stdc_pragma_p,
9774 set_float_const_decimal64, clear_float_const_decimal64,
9775 float_const_decimal64_p): New dummy functions.
9776 * doc/extend.texi (Decimal Float): Remove statement that the
9777 pragma, and suffix for double constants, are not supported.
9778 * doc/invoke.texi (Warning Options): List new option.
9779 (-Wunsuffixed-float-constants): New.
9781 2009-05-08 Steven Bosscher <steven@gcc.gnu.org>
9783 * config/i386/i386.c: Do not include c-common.h.
9785 2009-05-07 Mark Heffernan <meheff@google.com>
9787 * doc/invoke.texi (Debugging Options): Document change of debugging
9789 * opts.c (decode_options): Make dump_base_name relative to
9790 aux_base_name directory.
9792 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
9794 * config/picochip/picochip.h (NO_DOLLAR_IN_LABEL): Added.
9795 * config/picochip/libgccExtras/divmod15.asm : Removed redefiniton.
9797 2009-05-07 Rafael Avila de Espindola <espindola@google.com>
9799 * Makefile.in (install-plugin): Simplify a bit.
9801 2009-05-07 Paolo Bonzini <bonzini@gnu.org>
9803 * Makefile.in (OBJS-common): Add regcprop.o.
9805 * timevar.def (TV_CPROP_REGISTERS): New.
9806 * regrename.c (regrename_optimize): Return 0.
9807 (rest_of_handle_regrename): Delete.
9808 (pass_rename_registers): Point to regrename_optimize.
9809 (struct value_data_entry, struct value_data,
9810 kill_value_one_regno, kill_value_regno, kill_value,
9811 set_value_regno, init_value_data, kill_clobbered_value,
9812 kill_set_value, kill_autoinc_value, copy_value,
9813 mode_change_ok, maybe_mode_change, find_oldest_value_reg,
9814 replace_oldest_value_reg, replace_oldest_value_addr,
9815 replace_oldest_value_mem, copyprop_hardreg_forward_1,
9816 debug_value_data, validate_value_data): Move...
9817 * regcprop.c: ... here.
9818 (rest_of_handle_cprop): Delete.
9819 (pass_cprop_hardreg): Point to copyprop_hardreg_forward.
9821 2009-05-07 Jakub Jelinek <jakub@redhat.com>
9824 * dojump.c (prefer_and_bit_test): Use immed_double_const instead of
9825 GEN_INT for 1 << bitnum.
9826 (do_jump) <case BIT_AND_EXPR>: Use build_int_cst_wide_type instead of
9829 2009-05-07 Uros Bizjak <ubizjak@gmail.com>
9831 * doc/md.texi (Standard Pattern Names For Generation) [sync_nand]:
9832 Remove wrong description of "nand" operation.
9834 2009-05-06 Richard Guenther <rguenther@suse.de>
9835 Adam Nemet <anemet@caviumnetworks.com>
9837 * gimple.def (GIMPLE_ASSIGN): Fix incorrect information in the
9838 comment. Add that if LHS is not a gimple register, then RHS1 has
9839 to be a single object (GIMPLE_SINGLE_RHS).
9841 2009-05-06 Adam Nemet <anemet@caviumnetworks.com>
9843 * expr.c (get_def_for_expr): Move it up in the file.
9844 (store_field): When expanding a bit-field store, look at the
9845 defining gimple stmt for the masking conversion.
9847 2009-05-06 Janis Johnson <janis187@us.ibm.com>
9850 * dfp.c (encode_decimal32, decode_decimal32, encode_decimal64,
9851 decode_decimal64, encode_decimal128, decode_decimal128): Avoid
9852 32-bit memcpy into long.
9854 2009-05-06 Jakub Jelinek <jakub@redhat.com>
9856 * dwarf2out.c (new_reg_loc_descr): Don't ever create DW_OP_regX.
9857 (one_reg_loc_descriptor): Create DW_OP_regX here instead of calling
9859 (loc_by_reference): If loc is DW_OP_regX, change it into DW_OP_bregX 0
9860 instead of appending DW_OP_deref*.
9862 2009-05-06 Michael Matz <matz@suse.de>
9865 * cfgexpand.c (maybe_cleanup_end_of_block): New static function.
9866 (expand_gimple_cond): Use it to cleanup CFG and superfluous jumps.
9868 2009-05-06 Rafael Avila de Espindola <espindola@google.com>
9870 * Makefile.in (install-plugin): Fix srcdir handling.
9872 2009-05-06 Andrey Belevantsev <abel@ispras.ru>
9874 * tree-ssa.c (execute_update_address_taken): Handle TARGET_MEM_REF
9875 when processing for not_regs_needed bitmap.
9876 * gimple.c (walk_stmt_load_store_addr_ops): When visiting address,
9877 handle TARGET_MEM_REF in lhs. Check TMR_BASE for NULL while
9878 handling it for rhs.
9880 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
9882 * config/i386/i386.md (unnamed inc/dec peephole): Use
9883 optimize_insn_for_size_p instead of optimize_size.
9884 * config/i386/predicates.md (incdec_operand): Likewise.
9885 (aligned_operand): Likewise.
9886 * config/i386/sse.md (divv8sf3): Likewise.
9887 (sqrtv8sf2): Likewise.
9889 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
9891 * config/i386/i386.c (ix86_build_signbit_mask): Make it static.
9893 * config/i386/i386-protos.h (ix86_build_signbit_mask): Removed.
9895 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
9897 * config/i386/i386.md (*avx_<code><mode>3_finite): Replace
9898 ssemodesuffixf2c with avxmodesuffixf2c.
9900 2009-05-06 Joseph Myers <joseph@codesourcery.com>
9903 * c-decl.c (grokdeclarator): Handle incomplete type of unnamed field.
9905 2009-05-05 Jakub Jelinek <jakub@redhat.com>
9907 * tree.h: Remove DECL_BY_REFERENCE from private_flag comment.
9908 (struct tree_base): Adjust spacing for 8 bit boundaries.
9909 (struct tree_decl_common): Add decl_by_reference_flag bit.
9910 (DECL_BY_REFERENCE): Adjust.
9911 * print-tree.c (print_node): For VAR_DECL, PARM_DECL or RESULT_DECL,
9912 print DECL_BY_REFERENCE bit.
9913 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Revert last change.
9914 * dwarf2out.c (loc_by_reference, gen_decl_die): Check
9915 DECL_BY_REFERENCE for all VAR_DECLs, not just non-static ones.
9916 (gen_variable_die): Likewise. Check TREE_PRIVATE/TREE_PROTECTED
9920 * gimplify.c (gimplify_switch_expr): If case labels cover the whole
9921 range of the type, but default label is missing, add it with one
9922 of the existing labels instead of adding a new label for it.
9924 2009-05-05 Joseph Myers <joseph@codesourcery.com>
9928 2009-05-05 Rafael Avila de Espindola <espindola@google.com>
9930 * Makefile.in (enable_plugin, plugin_includedir): New.
9931 (install): Depend on install-plugin.
9932 (PLUGIN_HEADERS): New.
9933 (install-plugin): New.
9934 * config.gcc: Add vxworks-dummy.h to tm_file for x86 and x86-64.
9936 2009-05-05 Richard Guenther <rguenther@suse.de>
9938 PR tree-optimization/40022
9939 * tree-ssa-phiprop.c (struct phiprop_d): Exchange vop_stmt for
9941 (phivn_valid_p): Fix tuplification error, simplify.
9942 (phiprop_insert_phi): Add dumps.
9943 (propagate_with_phi): Simplify.
9945 2009-05-05 Richard Guenther <rguenther@suse.de>
9948 * builtins.c (gimplify_va_arg_expr): Properly build the address.
9950 2009-05-05 Shujing Zhao <pearly.zhao@oracle.com>
9952 * tree.h (strip_float_extensions): Remove duplicate declaration.
9953 (build_low_bits_mask, debug_fold_checksum, expand_function_end,
9954 expand_function_start, stack_protect_prologue, stack_protect_epilogue,
9955 block_ultimate_origin): Rearrange the declarations line to match the
9956 comment that indicates the .c file which the functions are defined.
9957 (dwarf2out_*, set_decl_rtl): Add comment.
9958 (get_base_address): Adjust comment.
9959 (change_decl_assembler_name, maybe_fold_*, build_addr): Rearrange the
9960 declarations line and add comment.
9961 (is_builtin_name): Add blank after function name, for clarity.
9963 2009-05-04 Joseph Myers <joseph@codesourcery.com>
9965 * attribs.c (decl_attributes): Use %qE for identifiers in
9967 * cgraphunit.c (verify_cgraph_node): Translate function names to
9968 locale character set in diagnostics.
9969 * coverage.c (get_coverage_counts): Use %qE for identifiers in
9971 * doc/invoke.texi (-finstrument-functions-exclude-function-list):
9972 Document that functions are named in UTF-8.
9973 * expr.c (expand_expr_real_1): Translate function names to locale
9974 character set in diagnostics.
9975 * gimplify.c (omp_notice_variable, omp_is_private,
9976 gimplify_scan_omp_clauses): Use %qE for identifiers in
9978 * langhooks.c (lhd_print_error_function): Translate function names
9979 to locale character set.
9980 * langhooks.h (decl_printable_name): Document that return value is
9981 in internal character set.
9982 * stmt.c: Include pretty-print.h
9983 (tree_conflicts_with_clobbers_p): Use %qE for identifiers in
9985 (resolve_operand_name_1): Translate named operand name to locale
9987 * stor-layout.c (finalize_record_size): Use %qE for identifiers in
9989 * toplev.c (announce_function): Translate function names to locale
9991 (warn_deprecated_use): Use %qE for identifiers in diagnostics.
9992 (default_tree_printer): Use pp_identifier or translate identifiers
9993 to locale character set. Mark "<anonymous>" for translation.
9994 * tree-mudflap.c (mx_register_decls, mudflap_finish_file): Use %qE
9995 for identifiers in diagnostics.
9996 * tree.c (handle_dll_attribute): Use %qE for identifiers in
9998 * varasm.c (output_constructor): Use %qE for identifiers in
10001 2009-05-04 Rafael Avila de Espindola <espindola@google.com>
10003 * configure.ac: use ` ` instead of $()
10004 * configure: Regenerate.
10006 2009-05-05 Ben Elliston <bje@au.ibm.com>
10008 * config/pa/linux-atomic.c: Eliminate conditional include of
10009 errno.h on non-LP64 systems to simplify build requirements.
10011 2009-05-04 Joseph Myers <joseph@codesourcery.com>
10013 * c-common.c (handle_mode_attribute): Use %qE for identifiers in
10015 * c-decl.c (check_bitfield_type_and_width): Make orig_name a tree
10016 and pass value to identifier_to_locale.
10017 (warn_variable_length_array): Make name a tree.
10018 (grokdeclarator): Separate diagnostic texts for named and unnamed
10019 declarators. Use %qE for named declarators.
10020 * c-parser.c (c_lex_one_token): Use %qE for identifiers in
10022 * c-pragma.c (pop_alignment, handle_pragma_pack): Use %qE for
10023 identifiers in diagnostics.
10024 * c-typeck.c (push_member_name, start_init): Pass identifiers to
10025 identifier_to_locale. Mark "anonymous" strings for translation.
10027 2009-05-04 Michael Eager <eager@eagercon.com>
10029 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow
10030 address for DImode/DFmode only if double-precision FP regs.
10032 2009-05-04 Michael Eager <eager@eagercon.com>
10034 * config/rs6000/rs6000.c (rs6000_libcall_value): Add
10035 TARGET_SINGLE_FLOAT check.
10037 2009-05-04 Michael Eager <eager@eagercon.com>
10039 * config/rs6000/xilinx.h: Add CPP_SPEC for -mxilinx-fpu options.
10041 2009-05-04 Michael Eager <eager@eagercon.com>
10043 * gcc/config.gcc: (powerpc-xilinx-eabi*): Add tm t-xilinx
10044 * config/rs6000/t-xilinx: New
10046 2009-05-04 Paolo Bonzini <bonzini@gnu.org>
10048 * doc/tm.texi (LEGITIMIZE_ADDRESS): Revise documentation.
10049 * gcc/defaults.h (LEGITIMIZE_ADDRESS): Delete.
10050 * gcc/explow.c (memory_address): Use target hook.
10051 * gcc/targhooks.c (default_legitimize_address): New.
10052 * gcc/targhooks.h (default_legitimize_address): New.
10053 * gcc/target.h (legitimize_address): New.
10054 * gcc/target-def.h (TARGET_LEGITIMIZE_ADDRESS): New.
10055 (TARGET_INITIALIZER): Include it.
10056 * gcc/system.h (LEGITIMIZE_ADDRESS): Poison.
10058 * config/bfin/bfin-protos.h (legitimize_address): Remove.
10059 * config/bfin/bfin.c (legitimize_address): Remove.
10060 * config/bfin/bfin.h (LEGITIMIZE_ADDRESS): Remove.
10061 * config/m68hc11/m68hc11-protos.h (m68hc11_legitimize_address):
10063 * config/m68hc11/m68hc11.c (m68hc11_legitimize_address): Remove.
10064 * config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Remove.
10066 * gcc/config/arm/arm.h (LEGITIMIZE_ADDRESS, ARM_LEGITIMIZE_ADDRESS,
10067 THUMB_LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS): Delete.
10068 * gcc/config/s390/s390.h (LEGITIMIZE_ADDRESS): Delete.
10069 * gcc/config/m32c/m32c.h (LEGITIMIZE_ADDRESS): Delete.
10070 * gcc/config/sparc/sparc.h (LEGITIMIZE_ADDRESS): Delete.
10071 * gcc/config/m32r/m32r.h (LEGITIMIZE_ADDRESS): Delete.
10072 * gcc/config/i386/i386.h (LEGITIMIZE_ADDRESS): Delete.
10073 * gcc/config/sh/sh.h (LEGITIMIZE_ADDRESS): Delete.
10074 * gcc/config/avr/avr.h (LEGITIMIZE_ADDRESS): Delete.
10075 * gcc/config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Delete.
10076 * gcc/config/iq2000/iq2000.h (LEGITIMIZE_ADDRESS): Delete.
10077 * gcc/config/mn10300/mn10300.h (LEGITIMIZE_ADDRESS): Delete.
10078 * gcc/config/m68k/m68k.h (LEGITIMIZE_ADDRESS): Delete.
10079 * gcc/config/score/score.h (LEGITIMIZE_ADDRESS): Delete.
10080 * gcc/config/pa/pa.h (LEGITIMIZE_ADDRESS): Delete.
10081 * gcc/config/mips/mips.h (LEGITIMIZE_ADDRESS): Delete.
10082 * gcc/config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Delete.
10083 * gcc/config/frv/frv.h (LEGITIMIZE_ADDRESS): Delete.
10084 * gcc/config/spu/spu.h (LEGITIMIZE_ADDRESS): Delete.
10085 * gcc/config/xtensa/xtensa.h (LEGITIMIZE_ADDRESS): Delete.
10086 * gcc/config/cris/cris.h (LEGITIMIZE_ADDRESS): Delete.
10087 * gcc/config/rs6000/rs6000.h (LEGITIMIZE_ADDRESS): Delete.
10088 * gcc/config/picochip/picochip.h (LEGITIMIZE_ADDRESS): Delete.
10090 * gcc/config/s390/s390-protos.h (legitimize_address): Delete.
10091 * gcc/config/m32c/m32c-protos.h (m32c_legitimize_address): Delete.
10092 * gcc/config/sparc/sparc-protos.h (legitimize_address): Delete.
10093 * gcc/config/i386/i386-protos.h (legitimize_address): Delete.
10094 * gcc/config/avr/avr-protos.h (legitimize_address): Delete.
10095 * gcc/config/mn10300/mn10300-protos.h (legitimize_address): Delete.
10096 * gcc/config/score/score-protos.h (score_legitimize_address): Delete.
10097 * gcc/config/arm/arm-protos.h (arm_legitimize_address,
10098 (thumb_legitimize_address): Delete.
10099 * gcc/config/pa/pa-protos.h (hppa_legitimize_address): Delete.
10100 * gcc/config/mips/mips-protos.h (mips_legitimize_address): Delete.
10101 * gcc/config/alpha/alpha-protos.h (alpha_legitimize_address): Delete.
10102 * gcc/config/frv/frv-protos.h (frv_legitimize_address): Delete.
10103 * gcc/config/spu/spu-protos.h (spu_legitimize_address): Delete.
10104 * gcc/config/xtensa/xtensa-protos.h (xtensa_legitimize_address):
10106 * gcc/config/rs6000/rs6000-protos.h (rs6000_legitimize_address):
10109 * config/arm/arm.c (arm_legitimize_address): Maybe call Thumb version.
10110 * config/m32c/m32c.c (m32c_legitimize_address): Standardize.
10111 * config/m32r/m32r.c (m32r_legitimize_address): New.
10112 * config/m68k/m68k.c (m68k_legitimize_address): New.
10113 * config/score/score.c (score_legitimize_address): Standardize.
10114 * config/score/score3.c (score3_legitimize_address): Standardize.
10115 * config/score/score3.h (score3_legitimize_address): Adjust.
10116 * config/score/score7.c (score7_legitimize_address): Standardize.
10117 * config/score/score7.h (score7_legitimize_address): Adjust.
10118 * config/sh/sh.c (sh_legitimize_address): New.
10119 * config/iq2000/iq2000.c (iq2000_legitimize_address): New.
10121 * gcc/config/s390/s390.c (legitimize_address): Rename to...
10122 (s390_legitimize_address): ... this.
10123 * gcc/config/sparc/sparc.c (legitimize_address): Rename to...
10124 (sparc_legitimize_address): ... this.
10125 * gcc/config/i386/i386.c (legitimize_address): Rename to...
10126 (ix86_legitimize_address): ... this.
10127 * gcc/config/avr/avr.c (legitimize_address): Rename to...
10128 (avr_legitimize_address): ... this.
10129 * gcc/config/mn10300/mn10300.c (legitimize_address): Rename to...
10130 (mn10300_legitimize_address): ... this.
10131 * config/alpha/alpha.c (alpha_legitimize_address): Wrap...
10132 (alpha_legitimize_address_1): ... the old alpha_legitimize_address.
10133 (alpha_expand_mov): Adjust call.
10135 * config/frv/frv.c (frv_legitimize_address): Return x on failure.
10136 * config/spu/spu.c (spu_legitimize_address): Likewise.
10137 * config/xtensa/xtensa.c (xtensa_legitimize_address): Likewise.
10138 * config/rs6000/rs6000.c (rs6000_legitimize_address): Likewise.
10140 2009-05-04 Joseph Myers <joseph@codesourcery.com>
10142 * intl.c (locale_encoding, locale_utf8): New.
10143 (gcc_init_libintl): Initialize locale_encoding and locale_utf8.
10144 * intl.h (locale_encoding, locale_utf8): Declare.
10145 * pretty-print.c: Include ggc.h. Include iconv.h if HAVE_ICONV.
10146 (pp_base_tree_identifier, decode_utf8_char, identifier_to_locale):
10148 * pretty-print.h (pp_identifier): Call identifier_to_locale on ID
10150 (pp_tree_identifier): Define to call pp_base_tree_identifier.
10151 (pp_base_tree_identifier): Declare as function.
10152 (identifier_to_locale): Declare.
10153 * Makefile.in (pretty-print.o): Update dependencies.
10154 * varasm.c (finish_aliases_1): Use %qE for identifiers in diagnostics.
10156 2009-05-04 Richard Guenther <rguenther@suse.de>
10158 PR middle-end/40015
10159 * builtins.c (fold_builtin_memory_op): Do not decay to element
10160 type if the size matches the whole array.
10162 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
10164 * expmed.c (synth_mult): When trying out a shift, pass the result
10167 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
10169 * expmed.c (shiftsub_cost): Rename to shiftsub0_cost.
10170 (shiftsub1_cost): New.
10171 (init_expmed): Compute shiftsub1_cost.
10172 (synth_mult): Optimize multiplications by constants of the form
10173 -(2^^m-1) for some constant positive integer m.
10175 2009-05-03 Richard Guenther <rguenther@suse.de>
10178 * c-typeck.c (array_to_pointer_conversion): Do not built
10179 ADDR_EXPRs of arrays of pointer-to-element type.
10180 * c-gimplify.c (c_gimplify_expr): Revert change fixing
10181 up wrong ADDR_EXPRs after-the-fact.
10182 * c-common.c (strict_aliasing_warning): Strip pointer
10183 conversions for obtaining the original type.
10184 * builtins.c (fold_builtin_memset): Handle array types.
10185 (fold_builtin_memory_op): Handle folded POINTER_PLUS_EXPRs
10188 2009-05-03 Richard Guenther <rguenther@suse.de>
10190 PR middle-end/23329
10191 * tree-ssa.c (useless_type_conversion_p_1): Use get_deref_alias_set.
10192 Do not lose casts from array types with unknown extent to array
10193 types with known extent.
10194 * tree-ssa-copy.c (may_propagate_copy): Remove hack checking for
10195 alias set compatibility.
10197 2009-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
10199 * flags.h (extra_warnings): Delete.
10200 * toplev.c (process_options): Handle Wuninitialized here.
10201 * opts.c (extra_warnings): Delete.
10202 (set_Wextra): Delete.
10203 (common_handle_option): -Wextra can be handled automatically.
10204 * c-opts.c (c_common_handle_option): Delete obsolete code.
10205 (c_common_post_options): Simplify comment.
10206 * common.opt (W): Add Var.
10208 (Wuninitialized): Initialize to -1.
10210 2009-05-03 Adam Nemet <anemet@caviumnetworks.com>
10211 Richard Guenther <rguenther@suse.de>
10213 * expr.c (get_def_for_expr): New function.
10214 (expand_expr_real_1) <PLUS_EXPR, MINUS_EXPR>: Adjust to work with
10215 SSA rather than trees.
10216 <MULT_EXPR>: Likewise. Use subexp0 and subexp1 instead of
10217 TREE_OPERAND (exp, 0) and TREE_OPERAND (exp, 1).
10219 2009-05-03 Joseph Myers <joseph@codesourcery.com>
10221 * c-common.c (reswords): Add _Imaginary.
10222 * c-common.c (enum rid): Add RID_IMAGINARY.
10224 2009-05-03 Paolo Bonzini <bonzini@gnu.org>
10226 * tree.h (TYPE_VECTOR_OPAQUE): Fix documentation.
10227 Patch by Richard Guenther.
10229 2009-05-03 Anatoly Sokolov <aesok@post.ru>
10231 * defaults.h (FRAME_POINTER_REQUIRED): Provide default.
10232 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
10233 * config/alpha/alpha.h (FRAME_POINTER_REQUIRED): Delete.
10234 * config/s390/s390.h (FRAME_POINTER_REQUIRED): Delete.
10235 * config/spu/spu.h (FRAME_POINTER_REQUIRED): Delete.
10236 * config/sh/sh.h (FRAME_POINTER_REQUIRED): Delete.
10237 * config/pdp11/pdp11.h (FRAME_POINTER_REQUIRED): Delete.
10238 * config/stormy16/stormy16.h (FRAME_POINTER_REQUIRED): Delete.
10239 * config/m68hc11/m68hc11.h (FRAME_POINTER_REQUIRED): Delete.
10240 * config/iq2000/iq2000.h (FRAME_POINTER_REQUIRED): Delete.
10241 * config/mn10300/mn10300.h (FRAME_POINTER_REQUIRED): Delete.
10242 * config/ia64/ia64.h (FRAME_POINTER_REQUIRED): Delete.
10243 * config/m68k/m68k.h (FRAME_POINTER_REQUIRED): Delete.
10244 * config/rs6000/rs6000.h (FRAME_POINTER_REQUIRED): Delete.
10245 * config/picochip/picochip.h (FRAME_POINTER_REQUIRED): Delete.
10246 * config/mcore/mcore.h (FRAME_POINTER_REQUIRED): Delete.
10247 * config/h8300/h8300.h (FRAME_POINTER_REQUIRED): Delete.
10248 * config/v850/v850.h (FRAME_POINTER_REQUIRED): Delete.
10250 2009-05-02 Richard Guenther <rguenther@suse.de>
10252 PR tree-optimization/39940
10253 * tree-ssa-pre.c (eliminate): Make sure we may propagate before
10256 2009-05-02 Richard Guenther <rguenther@suse.de>
10258 PR middle-end/40001
10259 * tree-ssa.c (execute_update_addresses_taken): Properly check
10260 if we can mark a variable DECL_GIMPLE_REG_P.
10261 * gimple.c (is_gimple_reg): Re-order check for DECL_GIMPLE_REG_P
10262 back to the end of the function.
10263 (is_gimple_reg_type): Remove complex type special casing.
10264 * gimplify.c (gimplify_bind_expr): Do not set DECL_GIMPLE_REG_P
10267 2009-05-02 Ben Elliston <bje@au.ibm.com>
10269 * doc/collect2.texi (Collect2): Document search path behaviour
10270 when configured with --with-ld.
10272 2009-05-02 Jan Hubicka <jh@suse.cz>
10274 * tree-ssa-coalesce.c (coalesce_cost): Do not take ciritical
10275 parameter; update callers.
10276 (coalesce_cost_edge): EH edges are costier because they needs
10277 splitting even if not critical and even more costier when there are
10278 multiple EH predecestors.
10280 2009-05-02 Jan Hubicka <jh@suse.cz>
10282 * except.c (remove_eh_handler_and_replace): Handle updating after
10283 removing TRY blocks.
10285 2009-05-02 Eric Botcazou <ebotcazou@adacore.com>
10287 * store-motion.c (compute_store_table): Add ENABLE_CHECKING guard.
10289 2009-05-02 Steven Bosscher <steven@gcc.gnu.org>
10291 * varasm.c: Do not include c-pragma.h.
10292 * attribs.c: Do not incude c-common.h.
10294 2009-05-01 Michael Matz <matz@suse.de>
10296 * calls.c (initialize_argument_information): Handle SSA names like
10297 decls with a non MEM_P DECL_RTL.
10299 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
10301 * ipa-reference.c: Do not include c-common.h, include splay-tree.h.
10302 * ipa-utils.c: Likewise.
10303 * ipa-type-escape.c: Likewise.
10304 * cgraphunit.c Do not include c-common.h.
10305 * ipa-pure-const.c: Likewise.
10306 * tree-if-conv.c: Likewise.
10307 * matrix-reorg.c: Do not include c-common.h and c-tree.h.
10308 * ipa-struct-reorg.c: Likewise.
10309 * tree-nomudflap.c: Likewise.
10310 * tree-ssa-structalias.c: Likewise.
10312 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
10314 * store-motion.c: Many cleanups to make this pass a first-class
10315 citizen instead of an appendix to gcse load motion. Add TODO list
10316 to make this pass faster/cleaner/better.
10318 (struct ls_expr): Post gcse.c-split cleanups.
10319 Rename to st_expr. Rename "loads" field to "antic_stores". Rename
10320 "stores" field to "avail_stores".
10321 (pre_ldst_mems): Rename to store_motion_mems.
10322 (pre_ldst_table): Rename to store_motion_mems_table.
10323 (pre_ldst_expr_hash): Rename to pre_st_expr_hash, update users.
10324 (pre_ldst_expr_eq): Rename to pre_st_expr_eq, update users.
10325 (ldst_entry): Rename to st_expr_entry, update users.
10326 (free_ldst_entry): Rename to free_st_expr_entry, update users.
10327 (free_ldst_mems): Rename to free_store_motion_mems, update users.
10328 (enumerate_ldsts): Rename to enumerate_store_motion_mems,
10330 (first_ls_expr): Rename to first_st_expr, update users.
10331 (next_ls_expr): Rename to next_st_expr, update users.
10332 (print_ldst_list): Rename to print_store_motion_mems. Print names of
10333 fields properly for store motion instead of names inherited from load
10335 (ANTIC_STORE_LIST, AVAIL_STORE_LIST): Remove.
10336 (LAST_AVAIL_CHECK_FAILURE): Explain what this is. Undefine when we
10339 (ae_kill): Rename to st_kill, update users.
10340 (ae_gen): Rename to st_avloc, update users.
10341 (transp): Rename to st_transp, update users.
10342 (pre_insert_map): Rename to st_insert_map, update users.
10343 (pre_delete_map): Rename to st_delete_map, update users.
10344 (insert_store, build_store_vectors, free_store_memory,
10345 one_store_motion_pass): Update for abovementioned changes.
10347 (gcse_subst_count, gcse_create_count): Remove.
10348 (one_store_motion_pass): New statistics counters "n_stores_deleted"
10349 and "n_stores_created", local variables.
10351 (extract_mentioned_regs, extract_mentioned_regs_1): Rewrite to
10354 (regvec, compute_store_table_current_insn): Remove.
10355 (reg_set_info, reg_clear_last_set): Remove.
10356 (compute_store_table): Use DF caches instead of local dataflow
10359 2009-05-01 Joseph Myers <joseph@codesourcery.com>
10361 * c-objc-common.c (c_tree_printer): Print identifiers with
10362 pp_identifier, not pp_string. Mark "({anonymous})" for
10364 * c-pretty-print.c (pp_c_ws_string): New.
10365 (pp_c_cv_qualifier, pp_c_type_specifier,
10366 pp_c_specifier_qualifier_list, pp_c_parameter_type_list,
10367 pp_c_storage_class_specifier, pp_c_function_specifier,
10368 pp_c_attributes, pp_c_bool_constant, pp_c_constant,
10369 pp_c_primary_expression, pp_c_postfix_expression,
10370 pp_c_unary_expression, pp_c_shift_expression,
10371 pp_c_relational_expression, pp_c_equality_expression,
10372 pp_c_logical_and_expression, pp_c_logical_or_expression): Mostly
10373 use pp_string and pp_c_ws_string in place of pp_identifier and
10374 pp_c_identifier for non-identifiers. Mark English strings for
10376 * c-pretty-print.h (pp_c_ws_string): Declare.
10378 2009-04-30 Paul Pluzhnikov <ppluzhnikov@google.com>
10379 Roland McGrath <roland@redhat.com>
10381 * configure.ac (HAVE_LD_BUILDID): New check for ld --build-id support.
10382 (ENABLE_LD_BUILDID): New configuration option.
10383 * gcc.c [HAVE_LD_BUILDID and ENABLE_LD_BUILDID]
10384 (LINK_BUILDID_SPEC): New macro.
10385 (init_spec): If defined, prepend it between LINK_EH_SPEC and
10387 * doc/install.texi: Document --enable-linker-build-id option.
10388 * configure: Rebuild.
10389 * config.in: Rebuild.
10391 2009-04-30 Adam Nemet <anemet@caviumnetworks.com>
10393 * config/mips/mips.h (FRAME_GROWS_DOWNWARD,
10394 MIPS_GP_SAVE_AREA_SIZE): Define new macros.
10395 (STARTING_FRAME_OFFSET): Return 0 if FRAME_GROWS_DOWNWARD. Use
10396 MIPS_GP_SAVE_AREA_SIZE.
10397 * config/mips/mips.c (struct mips_frame_info): Update comment
10398 before arg_pointer_offset and hard_frame_pointer_offset.
10399 (mips_compute_frame_info): Update diagram before function: to
10400 correctly use stack_pointer_rtx for fp_sp_offset and gp_sp_offset, to
10401 indicate the position of frame_pointer_rtx with -fstack-protector and
10402 to show args_size. Don't allocate cprestore area for leaf functions
10403 if FRAME_GROWS_DOWNWARD. Use MIPS_GP_SAVE_AREA_SIZE to set
10405 (mips_initial_elimination_offset): Update for FRAME_GROWS_DOWNWARD.
10407 2009-04-30 Michael Matz <matz@suse.de>
10409 PR tree-optimization/39955
10410 * config/rs6000/rs6000.c (rs6000_check_sdmode): Also check SSA_NAMEs.
10412 2009-04-30 Dave Korn <dave.korn.cygwin@gmail.com>
10414 * ira.c (setup_cover_and_important_classes): Use safe macro
10415 REG_CLASS_FOR_CONSTRAINT instead of calling regclass_for_constraint
10417 * genpreds.c (write_tm_preds_h): Output suitable definition of
10418 REG_CLASS_FOR_CONSTRAINT.
10420 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
10422 * alloc-pool.c (alloc_pool_descriptor): Use an insert_opion value
10424 * bitmap.c (bitmap_descriptor): Likewise.
10425 * ggc-common.c (loc_descriptor): Likewise.
10426 * varray.c (varray_descriptor): Likewise.
10427 * vec.c (vec_descriptor): Likewise.
10429 2009-04-30 Eric Botcazou <ebotcazou@adacore.com>
10431 * Makefile.in (dce.o): Add $(EXCEPT_H).
10432 * dce.c: Include except.h and delete redundant vector definitions.
10433 (deletable_insn_p): Return false for non-call insns that can throw
10436 2009-04-30 Steven Bosscher <steven@gcc.gnu.org>
10438 * gcse.c (ae_gen): Remove.
10439 (can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
10440 and make non-static function to make it available in store-motion.c.
10441 Update call sites with search-and-replace.
10442 (enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
10443 extract_mentioned_regs, extract_mentioned_regs_helper,
10444 find_moveable_store, compute_store_table, load_kills_store, find_loads,
10445 store_killed_in_insn, store_killed_after, store_killed_before,
10446 build_store_vectors, insert_insn_start_basic_block, insert-store,
10447 remove_reachable_equiv_notes, replace_store_insn, delete_store,
10448 free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
10449 execute_rtl_store_motion, pass_rtl_store_motion): Move to...
10450 * store-motion.c: ...new file. Also copy data structures from gcse.c
10451 and clean up to remove parts not used by store motion.
10452 * rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
10453 * Makefile.in (store-motion.o): New rule. Add to OBJS-common.
10455 2009-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
10458 * config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
10459 when optimizing for size.
10461 2009-04-30 Hans-Peter Nilsson <hp@axis.com>
10463 * gcse.c (gcse_constant_p): Fix typo in last change.
10465 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
10467 * plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
10469 2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com>
10471 * gcse.c (gcse_constant_p): Make sure the constant is sharable.
10473 2009-04-29 James E. Wilson <wilson@codesourcery.com>
10475 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
10476 CONST_HIGH_PART result.
10478 2009-04-29 Anatoly Sokolov <aesok@post.ru>
10480 * config/avr/avr.c (initial_elimination_offset): Rename to
10481 avr_initial_elimination_offset.
10482 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
10483 change return type to bool.
10484 (avr_can_eliminate): New function.
10485 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
10486 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
10487 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
10488 * config/avr/avr-protos.h (initial_elimination_offset): Rename to
10489 avr_initial_elimination_offset.
10490 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
10491 (avr_initial_elimination_offset): Define.
10493 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
10494 Steven Bosscher <steven@gcc.gnu.org>
10496 PR rtl-optimization/39938
10497 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
10498 * cfgrtl.c: Include insn-attr.h.
10499 (rest_of_pass_free_cfg): New function.
10500 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
10501 * resource.c (init_resource_info): Remove call to df_analyze.
10503 2009-04-29 Richard Guenther <rguenther@suse.de>
10506 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
10507 allow conversion to signed integers.
10509 2009-04-29 Richard Guenther <rguenther@suse.de>
10511 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
10512 shifts of floating point vectors if the shift amount is
10513 a constant multiple of the element size.
10515 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
10516 Michael Matz <matz@suse.de>
10518 PR middle-end/39927
10520 * tree-outof-ssa.c (emit_partition_copy): New function.
10521 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
10522 insert_part_to_rtx_on_edge): Perform the partition base var
10523 copy using emit_partition_copy.
10524 (insert_value_copy_on_edge): Convert constants to the right mode.
10525 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
10526 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
10528 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
10530 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
10531 scan backwards to try to find a constant to initialize it.
10533 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
10534 insn before the loop_end instruction, don't look past labels.
10536 2009-04-29 Richard Guenther <rguenther@suse.de>
10538 PR middle-end/39937
10539 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
10540 loose type conversions.
10541 (forward_propagate_addr_expr): Fix tuplification bug. Remove
10542 stmts only if there are no uses of its definition.
10544 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
10546 * config/bfin/bfin.h (splitting_loops): Declare.
10547 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
10548 Reorder bit definitions to be ascending.
10549 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
10550 * config/bfin/bfin.c (splitting_loops): New variable.
10551 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
10552 (struct loop_info): Remove members INIT and LOOP_INIT.
10553 (bfin_optimize_loop): Don't set them. Reorder the code that generates
10554 the LSETUP sequence. Allow LC to be loaded from any register, but
10555 also add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
10556 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
10558 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
10559 of reload_completed.
10562 * config/bfin/bfin.md (movsi_insn): Refine constraints.
10564 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
10566 * Makefile.in (PLUGIN_VERSION_H): New.
10567 (OBJS-common): Remove plugin-version.o.
10568 (plugin.o): Depend on (PLUGIN_VERSION_H).
10569 (plugin-version.o): Remove.
10570 * configure: Regenerate
10571 * configure.ac: Create plugin-version.h.
10572 * gcc-plugin.h (plugin_gcc_version): Remove.
10573 (plugin_default_version_check): Change signature.
10574 * plugin-version.c: Remove.
10575 * plugin.c: Include plugin-version.h.
10576 (str_plugin_gcc_version_name): Remove.
10577 (try_init_one_plugin): Pass gcc version to plugin_init.
10578 (plugin_default_version_check): Both gcc and plugin versions are now
10581 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
10583 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
10584 problematic last insns. Test for TYPE_CALL rather than CALL_P.
10585 Remove special case testing for last insn of inner loops. Don't fail
10586 if the loop ends with a jump, emit an extra nop instead.
10588 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
10589 DREGS rather than comparing directly. Remove code that tries to
10590 account for latencies.
10592 2009-04-29 Richard Guenther <rguenther@suse.de>
10594 PR tree-optimization/39941
10595 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
10596 eliminating an indirect call.
10598 2009-04-29 Richard Guenther <rguenther@suse.de>
10600 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
10601 parameter. Allow invariants as base if !require_lvalue.
10602 (verify_gimple_assign_single): Adjust.
10604 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
10606 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
10607 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
10608 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3,
10609 ssubhi3, ssaddhi3_parts and sssubhi3_parts.
10610 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
10612 * config/bfin/bfin.c (bfin_expand_builtin,
10613 case BFIN_BUILTIN_CPLX_SQU): Adjust accordingly.
10615 2009-04-28 Richard Guenther <rguenther@suse.de>
10617 * tree-vect-loop.c (get_initial_def_for_induction): Use
10618 correct types for pointer increment.
10620 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10622 * toplev.c (print_version): Update GMP version string calculation.
10624 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
10626 PR rtl-optimization/39938
10627 * resource.c (init_resource_info): Add call to df_analyze.
10629 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
10631 * config/alpha/alpha.md (usegp): Cast the result of
10632 alpha_find_lo_sum_using_gp to enum attr_usegp.
10633 * config/alpha/alpha.c (override_options): Remove end-of-structure
10634 marker element from cpu_table. Use array size of cpu_table to handle
10635 -mcpu and -mtune options.
10636 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
10638 2009-04-28 Joseph Myers <joseph@codesourcery.com>
10640 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
10641 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
10642 tune_32 and tune_64.
10643 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
10644 support on PowerPC.
10645 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
10646 * config/rs6000/option-defaults.h: ... here. New file.
10647 (OPT_64, OPT_32): Define.
10648 (MASK_64BIT): Define to 0 if not already defined.
10649 (OPT_ARCH64, OPT_ARCH32): Define.
10650 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
10653 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
10655 * config/arm/arm.c (arm_override_options): Emit error on using
10658 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
10660 PR rtl-optimization/39914
10661 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
10662 registers for allocnos created from user-defined variables only
10663 when not optimizing.
10665 2009-04-28 Richard Guenther <rguenther@suse.de>
10667 PR middle-end/39937
10668 * fold-const.c (fold_binary): Use distribute_real_division only
10671 2009-04-28 Steve Ellcey <sje@cup.hp.com>
10673 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
10674 add hpux-stdint.h to tm_file.
10675 (hppa[12]*-*-hpux11*): Ditto.
10676 (ia64*-*-hpux*): Ditto.
10677 * config/hpux-stdint.h: New.
10678 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
10679 __STDC_EXT__ for all compiles.
10680 * config/pa/pa-hpux.h: Ditto.
10681 * config/pa/pa-hpux10.h: Ditto.
10682 * config/pa/pa-hpux11.h: Ditto.
10684 2009-04-28 Catherine Moore <clm@codesourcery.com>
10686 * debug.h (set_name): Add comment.
10688 2009-04-28 Andrew Pinski <pinskia@gmail.com>
10691 * config/darwin.c (machopic_gen_offset): Check
10692 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
10693 * config/arm/arm.c (require_pic_register): Likewise.
10695 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
10697 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
10698 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
10699 m32c_promote_prototypes): Delete.
10701 2009-04-28 Michael Matz <matz@suse.de>
10703 PR middle-end/39922
10704 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
10707 2009-04-28 Richard Guenther <rguenther@suse.de>
10709 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
10711 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
10713 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
10714 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
10715 * config/arm/arm-tune.md: Regenerate.
10717 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
10719 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
10720 block if there are complex incoming edges.
10721 (sel_merge_blocks): Remove useless assert.
10722 (sel_redirect_edge_and_branch): Check that edge was redirected.
10723 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
10724 (sel_find_rgns): Delete declaration.
10725 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
10726 the region when it is not a preheader.
10728 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
10731 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
10733 2009-04-28 Richard Guenther <rguenther@suse.de>
10735 * tree.h (SSA_NAME_VALUE): Remove.
10736 (struct tree_ssa_name): Remove value_handle member.
10737 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
10738 array for jump threading.
10739 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
10741 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
10742 * tree-flow.h (threadedge_initialize_values): Declare.
10743 (threadedge_finalize_values): Likewise.
10744 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
10745 (SSA_NAME_VALUE): Define.
10746 (threadedge_initialize_values): New function.
10747 (threadedge_finalize_values): Likewise.
10748 * tree-ssa-dom.c (ssa_name_values): New global variable.
10749 (SSA_NAME_VALUE): Define.
10750 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
10752 2009-04-28 Ira Rosen <irar@il.ibm.com>
10754 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
10755 Use REPORT_VECTORIZED_LOCATIONS instead
10756 REPORT_VECTORIZED_LOOPS.
10757 * tree-vectorizer.c (vect_verbosity_level): Make static.
10758 (vect_loop_location): Rename to vect_location.
10759 (vect_set_verbosity_level): Update comment.
10760 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
10762 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
10763 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
10764 instead REPORT_UNVECTORIZED_LOOPS.
10765 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def
10766 and vect_loop_def to vect_external_def and vect_internal_def.
10767 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
10768 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
10769 REPORT_UNVECTORIZED_LOCATIONS.
10770 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
10771 and vect_used_in_loop and to vect_unused_in_scope and
10772 vect_used_in_scope.
10773 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
10774 (vect_verbosity_level): Remove declaration.
10775 (vect_analyze_operations): Likewise.
10776 (vect_analyze_stmt): Declare.
10777 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
10778 REPORT_UNVECTORIZED_LOCATIONS.
10779 (vect_get_loop_niters): Fix indentation.
10780 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
10781 (vect_analyze_loop_operations): New function.
10782 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
10783 vect_analyze_operations.
10784 (vect_is_simple_reduction): Use new names.
10785 (vectorizable_live_operation, vect_transform_loop): Likewise.
10786 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value
10787 to specify whether the data references can be a part of interleaving
10789 (vect_analyze_data_ref_dependence): Use new names.
10790 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
10791 (vect_create_addr_base_for_vector_ref): Remove redundant code.
10792 * tree-vect-patterns.c (widened_name_p): Use new names.
10793 (vect_recog_dot_prod_pattern): Likewise.
10794 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
10795 (process_use, vect_mark_stmts_to_be_vectorized,
10796 vect_model_simple_cost, vect_model_store_cost,
10797 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
10798 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
10799 vectorizable_operation, vectorizable_type_demotion,
10800 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
10801 vectorizable_condition): Likewise.
10802 (vect_analyze_operations): Split into vect_analyze_loop_operations
10804 (vect_analyze_stmt): ... new function.
10805 (new_stmt_vec_info): Use new names.
10806 (vect_is_simple_use): Use new names and fix comment.
10807 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
10808 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
10810 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
10813 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
10814 and integer modes for x87 operands. Do not ICE for unsupported size,
10815 generate error instead. Generate error for unsupported operand types.
10816 ['z']: Do not handle HImode memory operands specially. Warning
10817 for floating-point operands. Fallthru to 'Z' for unsupported operand
10818 types. Do not ICE for unsupported size, generate error instead.
10819 (output_387_binary_op): Use %Z to output operands.
10820 (output_fp_compare): Ditto.
10821 (output_387_reg_move): Ditto.
10823 2009-04-28 Ben Elliston <bje@au.ibm.com>
10828 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10830 * builtins.c (c_strlen): Do not warn here.
10831 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
10832 * c-common.c (pointer_int_sum): Take an explicit location.
10833 Warn about offsets out of bounds.
10834 * c-common.h (pointer_int_sum): Adjust declaration.
10836 2009-04-27 Ian Lance Taylor <iant@google.com>
10838 * collect2.c (is_ctor_dtor): Change type of ret field in struct
10840 * dce.c (run_fast_df_dce): Change type of old_flags to int.
10841 * df-core.c (df_set_flags): Change return type to int. Change
10842 type of old_flags to int.
10843 (df_clear_flags): Likewise.
10844 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
10845 (df_get_conditional_uses): Likewise.
10846 * df.h (df_set_flags, df_clear_flags): Update declarations.
10847 * dwarf2out.c (struct indirect_string_node): Change type of form
10848 field to enum dwarf_form.
10849 (AT_string_form): Change return type to enum dwarf_form.
10850 * fixed-value.c (fixed_compare): Add cast to enum type.
10851 * fwprop.c (update_df): Change 0 to VOIDmode.
10852 * gensupport.c: Change 0 to UNKNOWN.
10853 * gimple.h (gimple_cond_code): Add cast to enum type.
10854 * haifa-sched.c (reemit_notes): Add cast to enum type.
10855 * hooks.c (hook_int_void_no_regs): Remove function.
10856 * hooks.h (hook_int_void_no_regs): Remove declaration.
10857 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
10858 * predict.c (combine_predictions_for_insn): Add casts to enum type.
10859 * real.c (real_arithmetic): Add cast to enum type.
10860 (real_compare): Likewise.
10861 * target.h (struct gcc_target): Change return type of
10862 branch_target_register_class to enum reg_class.
10863 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
10864 default_branch_target_register_class.
10865 * targhooks.c (default_branch_target_register_class): New function.
10866 * targhooks.h (default_branch_target_register_class): Declare.
10867 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
10868 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
10870 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
10872 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
10873 vect_uninitialized_def. Change 0 to ERROR_MARK.
10874 * tree-vect-stmts.c (supportable_widening_operation): Don't
10875 initialize icode1 and icode2.
10876 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
10877 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
10879 (cmn_err_flag_specs): Change 0 to STD_C89.
10880 (cmn_err_char_table): Likewise.
10881 * config/arm/arm.c (get_arm_condition_code): Change type of code
10882 to enum arm_cond_code.
10883 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
10884 (IWMMXT_BUILTIN2): Likewise.
10885 (neon_builtin_type_bits): Don't define typedef.
10886 (neon_builtin_datum): Change type of bits field to int.
10887 (arm_expand_neon_args): Add cast to enum type.
10888 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
10890 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
10891 casts to enum type.
10892 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
10894 * config/mips/mips.md (jal_macro): Return enum constant.
10895 (single_insn): Likewise.
10896 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
10898 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
10899 casts to enum type.
10900 * config/s390/s390.c (s390_tune_flags): Change type to int.
10901 (s390_arch_flags): Likewise.
10902 (s390_handle_arch_option): Change flags field of struct pta to int.
10903 * config/s390/s390.h (s390_tune_flags): Update declaration.
10904 (s390_arch_flags): Likewise.
10905 * config/sh/sh.c (prepare_move_operands): Compare
10906 tls_symbolic_operand result with enum constant.
10907 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
10908 (sh_expand_prologue): Add cast to enum type.
10909 (sh_expand_epilogue): Likewise.
10910 (tls_symbolic_operand): Change return type to enum tls_model.
10911 (fpscr_set_from_mem): Add cast to enum type.
10912 (legitimize_pic_address): Compare tls_symbolic_operand result with
10914 (sh_target_reg_class): Change return type to enum reg_class.
10915 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
10917 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
10918 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
10919 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
10920 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
10921 (delayed_branch, tls_call_delay): Likewise.
10922 (eligible_for_sibcall_delay): Likewise.
10923 (eligible_for_return_delay): Likewise.
10924 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
10925 (spu_expand_builtin_1): Likewise.
10927 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
10928 for all types of conversions.
10929 (output_init_element): Issue -Wc++-compat warning if needed when
10930 initializing a bitfield with enum type.
10931 * c-parser.c (c_parser_expression): Set original_type to
10932 original_type of right hand operand of comman operator.
10934 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10936 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
10938 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
10939 * doc/cpp.texi (Standard Predefined Macros)
10940 (Implementation-defined behavior): Likewise.
10941 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
10942 * doc/gimple.texi (GIMPLE Exception Handling)
10943 (@code{GIMPLE_ASSIGN}): Likewise.
10944 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
10945 * doc/invoke.texi (Warning Options, Optimize Options)
10946 (AVR Options, Darwin Options): Likewise.
10947 (Optimize Options): Reformulate -fwhole-program description.
10948 * doc/loop.texi (Lambda): Likewise.
10949 * doc/md.texi (Output Template, Define Constraints)
10950 (Standard Names, Insn Splitting): Likewise.
10951 * doc/options.texi (Option properties): Likewise.
10952 * doc/passes.texi (Tree-SSA passes): Likewise.
10953 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
10954 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
10955 (File Names and DBX): Likewise.
10956 * doc/trouble.texi (Incompatibilities): Likewise.
10958 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
10960 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
10961 instruction is correct.
10963 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
10965 Allow non-constant arguments to conversion intrinsics.
10966 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
10967 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
10968 * spu.c (print_operand): Handle 'v' and 'w'.
10969 (exp2_immediate_p, spu_gen_exp2): Define.
10970 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
10971 spu_convtf_1): Update parameter descriptions.
10972 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
10973 * constraints.md ('v', 'w'): New.
10974 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
10976 (i2f, I2F): New define_mode_attr.
10977 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
10978 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
10979 fixuns_truncv4sfv4si2): Update to use mode attribute.
10980 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
10981 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
10982 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
10983 patterns for combine.
10985 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
10987 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
10988 (cprop, hoist, pre, store_motion): New debug counters.
10989 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
10990 is not an RTL pass anymore.
10991 (pass_profiling): Remove extern decl for pass removed in 2005.
10992 (pass_gcse, pass_jump_bypass): Remove.
10993 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
10994 to 0 for clean state.
10995 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
10996 * cse.c (gate_handle_cse_after_global_opts,
10997 rest_of_handle_cse_after_global_opts): New functions.
10998 (pass_cse_after_global_opts): New pass, does local CSE.
10999 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
11000 (TV_CPROP): New timevar.
11001 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
11002 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
11003 (gcse_main, recompute_all_luids): Remove.
11004 (compute_hash_table_work): Call max_reg_num instead of reading
11006 (cprop_jump): Don't set run_jump_opt_after_gcse.
11007 (constprop_register): Always allow to alter jumps.
11008 (cprop_insn): Likewise.
11009 (do_local_cprop): Likewise.
11010 (local_cprop_pass): Likewise. Return non-zero if something changed.
11011 (cprop): Remove function, fold interesting bits into one_cprop_pass.
11012 (find_implicit_sets): Add note about missed optimization opportunity.
11013 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
11014 pass_rtl_cprop execute function.
11015 Don't bother tracking the pass number, each pass gets its own dumpfile
11017 Always allow to alter jumpsand bypass jumps.
11018 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
11019 will just find no suitable set.
11020 (pre_edge_insert): Fix dumping, this function is for PRE only.
11021 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
11022 pass_rtl_pre execute function.
11023 (hoist_code): Return non-zero if something changed. Keep track of
11024 substitutions and insertions for statistics gathering similar to PRE.
11025 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
11026 called from the pass_rtl_hoist execute function. Show pass statistics.
11027 (compute_store_table): Use max_reg_num directly instead of using the
11028 formerly global max_gcse_regno.
11029 (build_store_vectors): Likewise.
11030 (replace_store_insn): Fix dumping.
11031 (store_motion): Rename to ...
11032 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
11033 pass, called from the pass_rtl_store_motion execute function. Keep
11034 track of substitutions and insertions for statistics gathering similar
11036 (bypass_jumps): Remove, fold interesting bits into ...
11037 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
11038 from the pass_rtl_cprop execute function.
11039 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
11040 pass_jump_bypass): Remove.
11041 (gate_handle_gcse, rest_of_handle_gcse): Remove.
11042 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
11043 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
11044 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
11045 (gate_rtl_store_motion, execute_rtl_store_motion,
11046 pass_rtl_store_motion): New.
11047 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
11048 make it clear that -fcse-skip-blocks is a no-op for backward compat.
11049 * passes.c (init_optimization_passes): Remove pass_gcse and
11050 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
11051 and cse_after_global_opts in place of pass_gcse. Schedule cprop
11052 instead of pass_jump_bypass.
11054 2009-04-27 Richard Guenther <rguenther@suse.de>
11056 PR middle-end/39928
11057 * gimplify.c (gimplify_expr): If we are required to create
11058 a temporary make sure it ends up as register.
11060 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
11063 * config/i386/i386.c (construct_container): Don't call
11064 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
11065 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
11067 2009-04-27 Michael Matz <matz@suse.de>
11069 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
11070 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
11071 * tree-ssa-live.h: (find_replaceable_exprs): Return a bitmap.
11072 (dump_replaceable_exprs): Take a bitmap.
11073 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
11075 (expand_gimple_basic_block): Likewise.
11076 * tree-ssa-ter.c (struct temp_expr_table_d): Make
11077 replaceable_expressions member a bitmap.
11078 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
11079 (mark_replaceable): Likewise.
11080 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
11081 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
11083 2009-04-27 Richard Guenther <rguenther@suse.de>
11085 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
11086 (verify_stmts): Dispatch to gimple/type verification code.
11087 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
11088 issue with call argument types.
11090 2009-04-27 Michael Matz <matz@suse.de>
11092 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
11093 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
11096 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
11097 Eric Botcazou <ebotcazou@adacore.com>
11099 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
11100 a label's basic block.
11101 (mark_target_live_regs): Tidy and rework obsolete comments.
11102 Change back DF problem to LIVE. If a label starts a basic block,
11103 assume that all registers that used to be live then still are.
11104 (init_resource_info): If a label starts a basic block, set its
11105 BLOCK_FOR_INSN accordingly.
11106 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
11108 2009-04-27 Richard Guenther <rguenther@suse.de>
11110 * tree-flow-inline.h (function_ann): Remove.
11111 (get_function_ann): Likewise.
11112 * tree-dfa.c (create_function_ann): Remove.
11113 * tree-flow.h (struct static_var_ann_d): Remove.
11114 (struct function_ann_d): Likewise.
11115 (union tree_ann_d): Remove fdecl member.
11116 (function_ann_t): Remove.
11117 (function_ann, get_function_ann, create_function_ann): Remove
11120 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
11122 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
11124 2009-04-27 Jan Hubicka <jh@suse.cz>
11126 * ipa-pure-const.c (struct funct_state_d): New fields
11127 state_previously_known, looping_previously_known; remove
11128 state_set_in_source.
11129 (analyze_function): Use new fields.
11130 (propagate): Avoid assumption that state_set_in_source imply
11133 * tree-ssa-loop-niter.c (finite_loop_p): New function.
11134 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
11135 * cfgloop.h (finite_loop_p): Declare.
11137 2009-04-26 Michael Matz <matz@suse.de>
11139 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
11141 2009-04-26 Michael Matz <matz@suse.de>
11143 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
11144 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
11145 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
11146 pass_mark_used_blocks): Remove.
11147 * tree-optimize.c (pass_free_datastructures,
11148 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
11149 * passes.c (init_optimization_passes): Don't call
11150 pass_mark_used_blocks, remove dead code.
11152 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
11154 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
11155 * tree-ssa-live.h (register_ssa_partition): Likewise.
11157 2009-04-26 Michael Matz <matz@suse.de>
11160 * builtins.c (fold_builtin_next_arg): Handle SSA names.
11161 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
11162 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
11164 (compare_pairs): Swap cost comparison.
11165 (coalesce_ssa_name): Don't use change_partition_var.
11166 * tree-nrv.c (struct nrv_data): Add modified member.
11167 (finalize_nrv_r): Set it.
11168 (tree_nrv): Use it to update statements.
11169 (pass_nrv): Require PROP_ssa.
11170 * tree-mudflap.c (mf_decl_cache_locals,
11171 mf_build_check_statement_for): Use make_rename_temp.
11172 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
11173 * alias.c (find_base_decl): Handle SSA names.
11174 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
11175 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
11176 * rtl.h (set_reg_attrs_for_parm): Declare.
11177 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
11178 to "optimized", remove unused locals at finish.
11179 (execute_free_datastructures): Make global, call
11180 delete_tree_cfg_annotations.
11181 (execute_free_cfg_annotations): Don't call
11182 delete_tree_cfg_annotations.
11184 * ssaexpand.h: New file.
11185 * expr.c (toplevel): Include ssaexpand.h.
11186 (expand_assignment): Handle SSA names the same as register variables.
11187 (expand_expr_real_1): Expand SSA names.
11188 * cfgexpand.c (toplevel): Include ssaexpand.h.
11189 (SA): New global variable.
11190 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
11191 (SSAVAR): New macro.
11192 (set_rtl): New helper function.
11193 (add_stack_var): Deal with SSA names, use set_rtl.
11194 (expand_one_stack_var_at): Likewise.
11195 (expand_one_stack_var): Deal with SSA names.
11196 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
11197 before unique numbers.
11198 (expand_stack_vars): Use set_rtl.
11199 (expand_one_var): Accept SSA names, add asserts for them, feed them
11200 to above subroutines.
11201 (expand_used_vars): Expand all partitions (without default defs),
11202 then only the local decls (ignoring those expanded already).
11203 (expand_gimple_cond): Remove edges when jumpif() expands an
11204 unconditional jump.
11205 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
11206 or remove abnormal edges. Ignore insns setting the LHS of a TERed
11208 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
11209 members of SA; deal with PARM_DECL partitions here; expand
11210 all PHI nodes, free tree datastructures and SA. Commit instructions
11211 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
11212 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
11213 info and statements at start, collect garbage at finish.
11214 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
11215 (VAR_ANN_PARTITION) Remove.
11216 (change_partition_var): Don't declare.
11217 (partition_to_var): Always return SSA names.
11218 (var_to_partition): Only accept SSA names.
11219 (register_ssa_partition): Only check argument.
11220 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
11222 (delete_var_map): Don't free it.
11223 (var_union): Only accept SSA names, simplify.
11224 (partition_view_init): Mark only useful SSA names as used.
11225 (partition_view_fini): Only deal with SSA names.
11226 (change_partition_var): Remove.
11227 (dump_var_map): Use ssa_name instead of partition_to_var member.
11228 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
11230 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
11231 (struct _elim_graph): New member const_dests; nodes member vector of
11233 (set_location_for_edge): New static helper.
11234 (create_temp): Remove.
11235 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
11236 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
11237 (new_elim_graph): Allocate const_dests member.
11238 (clean_elim_graph): Truncate const_dests member.
11239 (delete_elim_graph): Free const_dests member.
11240 (elim_graph_size): Adapt to new type of nodes member.
11241 (elim_graph_add_node): Likewise.
11242 (eliminate_name): Likewise.
11243 (eliminate_build): Don't take basic block argument, deal only with
11244 partition numbers, not variables.
11245 (get_temp_reg): New static helper.
11246 (elim_create): Use it, deal with RTL temporaries instead of trees.
11247 (eliminate_phi): Adjust all calls to new signature.
11248 (assign_vars, replace_use_variable, replace_def_variable): Remove.
11249 (rewrite_trees): Only do checking.
11250 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
11251 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
11252 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
11253 contains_tree_r, MAX_STMTS_IN_LATCH,
11254 process_single_block_loop_latch, analyze_edges_for_bb,
11255 perform_edge_inserts): Remove.
11256 (expand_phi_nodes): New global function.
11257 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
11258 functions, initialize new parameter, remember partitions having a
11260 (finish_out_of_ssa): New global function.
11261 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
11262 don't reset in_ssa_p here, don't disable TER when mudflap.
11263 (pass_del_ssa): Remove.
11264 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
11266 (execute_free_datastructures): Declare.
11267 * Makefile.in (SSAEXPAND_H): New variable.
11268 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
11269 * basic-block.h (commit_one_edge_insertion): Declare.
11270 * passes.c (init_optimization_passes): Move pass_nrv and
11271 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
11272 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
11273 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
11274 (redirect_branch_edge): Deal with super block when expanding, split
11275 out jump patching itself into ...
11276 (patch_jump_insn): ... here, new static helper.
11278 2009-04-26 Michael Matz <matz@suse.de>
11280 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
11281 beyond num_ssa_names.
11282 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
11283 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
11285 2009-04-26 Jakub Jelinek <jakub@redhat.com>
11287 PR inline-asm/39543
11288 * fwprop.c (forward_propagate_asm): New function.
11289 (forward_propagate_and_simplify): Propagate also into __asm, if it
11290 doesn't increase the number of referenced registers.
11293 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
11295 2009-04-26 Jakub Jelinek <jakub@redhat.com>
11297 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
11298 note_nonlocal_vla_type for nonlocal VLAs.
11299 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
11300 contains_remapped_vars, remap_vla_decls): New functions.
11301 (convert_nonlocal_reference_stmt): If not optimizing, call
11302 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
11303 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
11304 if it wasn't found in var_map.
11305 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
11306 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
11307 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
11309 * gimplify.c (nonlocal_vlas): New variable.
11310 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
11312 (gimplify_body): Create and destroy nonlocal_vlas.
11314 * dwarf2out.c (loc_descr_plus_const): New function.
11315 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
11316 mem_loc_descriptor, loc_descriptor_from_tree_1,
11317 descr_info_loc, gen_variable_die): Use it.
11319 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
11320 !TREE_STATIC VAR_DECLs.
11321 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
11322 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
11323 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
11324 DECL_BY_REFERENCE is valid.
11325 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
11326 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
11327 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
11328 Copy DECL_BY_REFERENCE.
11329 (struct nesting_copy_body_data): New type.
11330 (nesting_copy_decl): New function.
11331 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
11332 if they have variable length.
11334 2009-04-26 Michael Matz <matz@suse.de>
11336 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
11337 mark new temporaries for renaming.
11339 2009-04-26 Joseph Myers <joseph@codesourcery.com>
11342 * c-decl.c (global_bindings_p): Return negative value.
11343 (c_variable_size): New. Based on variable_size from
11345 (grokdeclarator): Call c_variable_size not variable_size.
11347 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
11349 * config/i386/i386.c (print_operand) ['z']: Fix typo.
11351 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
11353 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
11354 Redefine it to just use mingw/include.
11355 (ASM_SPEC): Rules for -m32 and -m64.
11356 (LINK_SPEC): Use Likewise.
11357 (SPEC_32): New define.
11358 (SPEC_64): Likewise.
11359 (SUB_LINK_SPEC): Likewise.
11360 (MULTILIB_DEFAULTS): New define.
11361 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
11362 Add multilib options.
11363 (MULTILIB_DIRNAMES): Likewise.
11364 (MULTILIB_OSDIRNAMES): Likewise.
11365 (LIBGCC): Likewise.
11366 (INSTALL_LIBGCC): Likewise.
11368 2009-04-26 Joseph Myers <joseph@codesourcery.com>
11371 * c-tree.h (enum c_inline_static_type): New.
11372 (record_inline_static): Declare.
11373 * c-decl.c (struct c_inline_static, c_inline_statics,
11374 record_inline_static, check_inline_statics): New.
11375 (pop_file_scope): Call check_inline_statics.
11376 (start_decl): Call record_inline_static instead of pedwarning
11377 directly for static in inline function.
11378 * c-typeck.c (build_external_ref): Call record_inline_static
11379 instead of pedwarning directly for static referenced in inline
11382 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
11384 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
11385 not new but only being rescanned.
11386 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
11387 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
11388 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
11389 record_set_info, compute_set, grealloc): Remove.
11390 (recompute_all_luids): New function.
11391 (gcse_main): Don't compute sets, and don't do related memory
11392 allocations/free-ing. If something changed before the end of the
11393 pass, update LUIDs using recompute_all_luids.
11394 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
11395 (free_gcse_mem): Don't free it either.
11396 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
11397 Use the df insn LUIDs.
11398 (load_killed_in_block): Likewise.
11399 (compute_hash_table_work): Don't compute reg_set_in_block.
11400 (compute_transp): Use DF_REG_DEF_CHAINs.
11401 (local_cprop_pass): Don't use compute_sets and related functions.
11402 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
11403 Use get_max_uid() instead of max_cuid.
11404 (insert_insn_end_basic_block, pre_insert_copy_insn,
11405 update_ld_motion_stores): Don't try to
11406 keep reg_set tables up to date.
11407 (pre_insert_copies): Use df insn LUIDs.
11408 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
11409 (reg_set_info): Don't use extra bitmap argument.
11410 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
11411 information to compute regs_set_in_block.
11412 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
11413 (bypass_jumps): Don't use compute_sets and friends.
11415 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11418 * opts.c (undocumented_msg): Do not leave blank even with
11421 2009-04-25 Joseph Myers <joseph@codesourcery.com>
11423 * c-decl.c (build_enumerator): Allow values folding to integer
11424 constants but not integer constant expressions with a pedwarn if
11427 2009-04-25 Joseph Myers <joseph@codesourcery.com>
11430 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
11431 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
11432 type is an integer constant.
11434 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
11437 * config/i386/i386.c (print_operand) ['z']: Revert handling of
11440 2009-04-25 Joseph Myers <joseph@codesourcery.com>
11443 * c-decl.c (grokdeclarator): Diagnose declarations of functions
11444 with variably modified return type and no storage class
11445 specifiers, except for the case of nested functions. Distinguish
11446 extern declarations of functions with variably modified return
11447 types from those of objects with variably modified types.
11449 2009-04-25 Jan Hubicka <jh@suse.cz>
11451 * tree.c (list_equal_p): New function.
11452 * tree.h (list_equal_p): Declare.
11453 * coretypes.h (edge_def, edge, const_edge, basic_block_def
11454 basic_block_def, basic_block, const_basic_block): New.
11455 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
11456 (redirect_eh_edge): New function.
11457 (make_eh_edge_update_phi): EH edges are not abnormal.
11458 * except.c: Include tree-flow.h.
11459 (list_match): New function.
11460 (eh_region_replaceable_by_p): New function.
11461 (replace_region): New function.
11462 (hash_type_list): New function.
11463 (hash_eh_region): New function.
11464 (eh_regions_equal_p): New function.
11465 (merge_peers): New function.
11466 (remove_unreachable_regions): Verify EH tree when checking;
11468 (copy_eh_region_1): New function.
11469 (copy_eh_region): New function.
11470 (push_reachable_handler): New function.
11471 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
11472 regions without label but with live RESX.
11473 * except.h (redirect_eh_edge_to_label): New.
11474 * tree-flow.h (redirect_eh_edge): New.
11475 * coretypes.h (edge_def, edge, const_edge, basic_block_def
11476 basic_block_def, basic_block, const_basic_block): Remove.
11477 * Makefile.in (except.o): Add dependency on tree-flow.h
11478 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
11479 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
11482 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
11485 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
11486 on the destination of memcpy.
11488 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
11490 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
11491 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
11492 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
11494 2009-04-25 Jan Hubicka <jh@suse.cz>
11496 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
11497 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
11498 to be reached by different label than left.
11499 (update_eh_edges): Update comment; remove edge_to_remove if possible
11500 and return true if suceeded.
11501 (cleanup_empty_eh): Accept sharing map; handle shared regions.
11502 (cleanup_eh): Compute sharing map.
11503 * except.c (remove_eh_handler_and_replace): Add argument if we should
11505 (remove_unreachable_regions): Update for label sharing.
11506 (label_to_region_map): Likewise.
11507 (get_next_region_sharing_label): New function.
11508 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
11510 (remove_eh_handler): Update.
11511 (remove_eh_region_and_replace_by_outer_of): New function.
11512 * except.h (struct eh_region): Add next_region_sharing_label.
11513 (remove_eh_region_and_replace_by_outer_of,
11514 get_next_region_sharing_label): Declare.
11515 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
11517 2009-04-25 Jan Hubicka <jh@suse.cz>
11519 * tree-cfg.c (split_critical_edges): Split also edges where we can't
11520 insert code even if they are not critical.
11522 2009-04-25 Jan Hubicka <jh@suse.cz>
11524 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
11525 (gimple_can_remove_branch_p): EH edges won't remove branch by
11527 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
11528 updating of non-abnormal EH edges.
11529 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
11530 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
11531 (split_critical_edges): Split also edges where emitting code on them
11532 will lead to splitting later.
11534 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
11535 H.J. Lu <hongjiu.lu@intel.com>
11538 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
11539 the configured assembler supports fildq and fistpq mnemonics.
11540 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
11541 * configure: Regenerated.
11542 * config.in: Ditto.
11544 * config/i386/i386.c (print_operand): Handle 'Z'.
11545 ['z']: Remove handling of special fild/fist suffixes.
11546 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
11547 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
11548 suffix of fild insn.
11549 (*floatsi<mode>2_vector_mixed): Ditto.
11550 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
11551 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
11552 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
11553 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
11554 * config/i386/gas.h (GAS_MNEMONICS): Remove.
11556 2009-04-25 Ben Elliston <bje@au.ibm.com>
11558 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
11559 the source of a set operation.
11561 2009-04-25 Anatoly Sokolov <aesok@post.ru>
11563 * target.h (struct gcc_target): Add case_values_threshold field.
11564 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
11565 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
11566 * targhooks.c (default_case_values_threshold): New function.
11567 * targhooks.h (default_case_values_threshold): Declare function.
11568 * stmt.c (expand_case): Use case_values_threshold target hook.
11569 * expr.h (case_values_threshold): Remove declartation.
11570 * expr.c (case_values_threshold): Remove function.
11571 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
11573 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
11574 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
11575 (avr_case_values_threshold): Declare as static.
11576 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
11578 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
11579 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
11580 (mn10300_case_values_threshold): New function.
11582 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
11584 * ira.c (setup_cover_and_important_classes): Add enum cast.
11586 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
11588 * genpreds.c (write_enum_constraint_num): Output definition of
11589 CONSTRAINT_NUM_DEFINED_P macro.
11590 * ira.c (setup_cover_and_important_classes): Use
11591 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
11593 2009-04-24 DJ Delorie <dj@redhat.com>
11595 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
11596 __SH2A_SINGLE_ONLY__ also.
11598 2009-04-24 Steve Ellcey <sje@cup.hp.com>
11600 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
11601 (movdf_internal): Ditto.
11602 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
11603 SFmode and DFmode constants.
11604 (ia64_print_operand): Add 'G' format for printing
11605 floating point constants.
11607 2009-04-24 Richard Guenther <rguenther@suse.de>
11609 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
11610 from unsigned additions.
11612 2009-04-24 Joseph Myers <joseph@codesourcery.com>
11614 * c-typeck.c (set_init_index): Allow array designators that are
11615 not integer constant expressions with a pedwarn if pedantic.
11617 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
11619 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
11620 zero if no overlap in nonzero bits between the operands.
11622 2009-04-24 Ian Lance Taylor <iant@google.com>
11624 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
11625 (record_dead_and_set_regs): Likewise.
11626 * df.h (struct df_mw_hardreg): Change flags field to int.
11627 (struct df_base_ref): Likewise.
11628 (struct df): Change changeable_flags field to int.
11629 * df-scan.c (df_defs_record): Change clobber_flags to int.
11630 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
11631 constants rather than #define macros.
11632 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
11633 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
11634 (enum dwarf_calling_convention): Likewise.
11635 (enum dwarf_line_number_x_ops): Likewise.
11636 (enum dwarf_call_frame_info): Likewise.
11637 (enum dwarf_source_language): Likewise.
11638 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
11639 (add_calling_convention_attribute): Likewise.
11640 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
11641 (combine_comparisons): Change compcode to int. Add cast to enum type.
11642 * genrecog.c (maybe_both_true_2): Change c to int.
11643 (write_switch): Likewise. Add cast to enum type.
11644 * gimplify.c (gimplify_omp_for): Handle return values from
11645 gimplify_expr using MIN rather than bitwise or.
11646 (gimplify_expr): Add cast to enum type.
11647 * ipa-prop.c (update_jump_functions_after_inlining): Change
11648 IPA_BOTTOM to IPA_JF_UNKNOWN.
11649 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
11650 Add casts to enum type.
11651 (setup_cover_and_important_classes): Change cl to int. Add casts
11653 (setup_class_translate): Change cl and mode to int.
11654 (ira_init_once): Change mode to int.
11655 (free_register_move_costs): Likewise.
11656 (setup_prohibited_mode_move_regs): Add casts to enum type.
11657 * langhooks.c (add_builtin_function_common): Rework assertion that
11658 value fits bitfield.
11659 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
11660 * omega.c (omega_do_elimination): Avoid math on enum types.
11661 * optabs.c (expand_vec_shift_expr): Remove casts to int.
11662 * opts.c (set_debug_level): Change 2 to enum constant. Use new
11663 int local to handle integral_argment value.
11664 * regmove.c (try_auto_increment): Change PUT_MODE to
11666 * reload.c (push_secondary_reload): Add casts to enum type.
11667 (secondary_reload_class, find_valid_class): Likewise.
11668 * reload1.c (emit_input_reload_insns): Likewise.
11669 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
11670 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
11671 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
11673 * tree.c (build_common_builtin_nodes): Add casts to enum type.
11674 * tree-complex.c (complex_lattice_t): Typedef to int rather than
11676 (expand_complex_libcall): Add casts to enum type.
11677 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
11678 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
11679 with ERROR_MARK, not NUM_TREE_CODES.
11680 (vect_create_epilog_for_reduction): Likewise.
11681 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
11682 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
11683 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
11685 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
11686 vect_unused_in_loop. Change 0 to loop_vect.
11687 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
11688 * var-tracking.c (get_init_value): Change return type to enum
11690 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
11691 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
11693 (arm_override_options): Add casts to enum type.
11694 (arm_emit_tls_decoration): Likewise.
11695 * config/i386/i386.c (ix86_function_specific_restore): Add casts
11697 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
11698 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
11699 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
11701 * config/s390/s390.c (code_for_builtin_64): Change to array of
11703 (code_for_builtin_31): Likewise.
11704 (s390_expand_builtin): Change code_for_builtin to enum insn_code
11706 * config/sparc/sparc.c (sparc_override_options): Change value
11707 field in struct code_model to enum cmodel. In initializer change
11708 0 to NULL and add cast to enum type.
11710 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
11711 Change all callers. Issue a -Wc++-compat warning using
11712 lhs_origtype if necessary.
11713 (convert_for_assignment): Issue -Wc++-compat warnings about
11714 invalid conversions to enum type on assignment.
11715 * c-common.h (build_modify_expr): Update declaration.
11717 2009-04-24 Nick Clifton <nickc@redhat.com>
11719 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
11720 (function_arg_advance): Likewise.
11721 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
11724 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
11726 * config/s390/constraints.md ('I', 'J'): Fix condition.
11728 2009-04-24 Diego Novillo <dnovillo@google.com>
11730 * gengtype-parse.c (parse_error): Add newline after message.
11732 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
11734 * config/i386/sse.md (avxmodesuffixs): Removed.
11735 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
11736 (*avx_pinsr<ssevecsize>): This.
11738 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
11740 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
11741 follow chains of regs with a single definition, and allow expressions
11742 that are function_invariant_p.
11743 (simple_rhs_p): Allow expressions that are function_invariant_p.
11745 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
11747 PR middle-end/39867
11748 * fold-const.c (fold_cond_expr_with_comparison): When folding
11749 > and >= to MAX, make sure the MAX uses the same type as the
11750 comparison's operands.
11752 2009-04-24 Nick Clifton <nickc@redhat.com>
11754 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
11755 addressing for DImode accesses.
11756 (frv_print_operand_address): Handle PLUS case.
11757 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
11759 2009-04-24 Jakub Jelinek <jakub@redhat.com>
11761 PR rtl-optimization/39794
11762 * alias.c (canon_true_dependence): Add x_addr argument.
11763 * rtl.h (canon_true_dependence): Adjust prototype.
11764 * cse.c (check_dependence): Adjust canon_true_dependence callers.
11765 * cselib.c (cselib_invalidate_mem): Likewise.
11766 * gcse.c (compute_transp): Likewise.
11767 * dse.c (scan_reads_nospill): Likewise.
11768 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
11769 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
11770 canon_base_addr of the group, plus optional offset.
11771 (struct group_info): Rename canon_base_mem to
11773 (get_group_info): Set canon_base_addr to canon_rtx of base, not
11774 canon_rtx of base_mem.
11776 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
11778 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
11779 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
11781 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
11783 * config/spu/spu-builtins.h: Delete file.
11785 * config/spu/spu.h (enum spu_builtin_type): Move here from
11787 (struct spu_builtin_description): Likewise. Add GTY marker.
11788 Do not use enum spu_function_code or enum insn_code.
11789 (spu_builtins): Add extern declaration.
11791 * config/spu/spu.c: Do not include "spu-builtins.h".
11792 (enum spu_function_code, enum spu_builtin_type_index,
11793 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
11794 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
11795 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
11796 unsigned_V2DI_type_node): Move here from spu-builtins.h.
11797 (spu_builtin_types): Make static. Add GTY marker.
11798 (spu_builtins): Add extern declaration with GTY marker.
11799 Include "gt-spu.h".
11801 * config/spu/spu-c.c: Do not include "spu-builtins.h".
11802 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
11803 Check programmatically whether all parameters are scalar.
11805 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
11807 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
11809 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
11810 assignment from the constructor either if the target is volatile.
11812 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
11814 * config/arm/arm.md (insv): Do not share operands[0].
11816 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
11818 * config/vxlib-tls.c (active_tls_threads): Delete.
11819 (delete_hook_installed): New.
11820 (tls_delete_hook): Don't delete the delete hook.
11821 (tls_destructor): Delete it here.
11822 (__gthread_set_specific): Adjust installing the delete hook.
11823 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
11824 __gthread_leave_tsd_dtor_context.
11826 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
11828 * c-format.c (gcc_tdiag_char_table): Add support for %E.
11830 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
11832 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
11834 (alpha_rtx_costs): Ditto.
11835 (emit_unlikely_jump): Use add_reg_note.
11836 (emit_frame_store_1): Ditto.
11837 (alpha_expand_prologue): Ditto.
11838 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
11839 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
11841 2009-04-23 Nick Clifton <nickc@redhat.com>
11843 * config/v850/v850.md (epilogue): Remove suppressed code.
11844 (return): Rename to return_simple and remove test of frame size.
11845 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
11846 to gen_return_simple.
11848 2009-04-22 Jing Yu <jingyu@google.com>
11851 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
11853 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
11856 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
11857 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
11858 value is a VECTOR_CST, the element type is the element type of the
11861 2009-04-22 DJ Delorie <dj@redhat.com>
11863 * config/m32c/m32c.h: Update GTY annotations to new syntax.
11865 2009-04-22 Jakub Jelinek <jakub@redhat.com>
11867 * alias.c (find_base_term): Move around LO_SUM case, so that
11868 CONST falls through into PLUS/MINUS handling.
11871 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
11872 into 0, use omit_one_operand.
11874 2009-04-23 Ben Elliston <bje@au.ibm.com>
11876 * config/rs6000/linux-unwind.h (get_regs): Remove type
11877 puns. Change the type of `pc' to an array of unsigned ints and
11878 update all users. Constify frame24.
11880 2009-04-22 DJ Delorie <dj@redhat.com>
11882 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
11883 declarations before code.
11884 (current_function_special_page_vector): Likewise.
11885 (m32c_expand_insv): Silence a warning.
11887 2009-04-21 Taras Glek <tglek@mozilla.com>
11889 * alias.c: Update GTY annotations to new syntax.
11890 * basic-block.h: Likewise.
11891 * bitmap.h: Likewise.
11892 * c-common.h: Likewise.
11893 * c-decl.c: Likewise.
11894 * c-parser.c: Likewise.
11895 * c-pragma.c: Likewise.
11896 * c-tree.h: Likewise.
11897 * cfgloop.h: Likewise.
11898 * cgraph.h: Likewise.
11899 * config/alpha/alpha.c: Likewise.
11900 * config/arm/arm.h: Likewise.
11901 * config/avr/avr.h: Likewise.
11902 * config/bfin/bfin.c: Likewise.
11903 * config/cris/cris.c: Likewise.
11904 * config/darwin.c: Likewise.
11905 * config/frv/frv.c: Likewise.
11906 * config/i386/i386.c: Likewise.
11907 * config/i386/i386.h: Likewise.
11908 * config/i386/winnt.c: Likewise.
11909 * config/ia64/ia64.h: Likewise.
11910 * config/iq2000/iq2000.c: Likewise.
11911 * config/mips/mips.c: Likewise.
11912 * config/mmix/mmix.h: Likewise.
11913 * config/pa/pa.c: Likewise.
11914 * config/pa/pa.h: Likewise.
11915 * config/rs6000/rs6000.c: Likewise.
11916 * config/s390/s390.c: Likewise.
11917 * config/sparc/sparc.c: Likewise.
11918 * config/xtensa/xtensa.c: Likewise.
11919 * cselib.h: Likewise.
11920 * dbxout.c: Likewise.
11921 * dwarf2out.c: Likewise.
11922 * except.c: Likewise.
11923 * except.h: Likewise.
11924 * fixed-value.h: Likewise.
11925 * function.c: Likewise.
11926 * function.h: Likewise.
11927 * gimple.h: Likewise.
11928 * integrate.c: Likewise.
11929 * optabs.c: Likewise.
11930 * output.h: Likewise.
11931 * real.h: Likewise.
11933 * stringpool.c: Likewise.
11934 * tree-data-ref.c: Likewise.
11935 * tree-flow.h: Likewise.
11936 * tree-scalar-evolution.c: Likewise.
11937 * tree-ssa-address.c: Likewise.
11938 * tree-ssa-alias.h: Likewise.
11939 * tree-ssa-operands.h: Likewise.
11940 * tree.c: Likewise.
11941 * tree.h: Likewise.
11942 * varasm.c: Likewise.
11943 * varray.h: Likewise.
11945 * coretypes.h: Do not define GTY macro if it is already defined.
11946 * doc/gty.texi: Update GTY documentation to new syntax.
11947 * gengtype-lex.l: Enforce attribute-like syntax for GTY
11948 annotations on structs.
11949 * gengtype-parse.c: Likewise.
11951 2009-04-22 Mark Heffernan <meheff@google.com>
11953 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
11955 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
11957 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
11960 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
11962 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
11963 the same as a PLUS without a shift. Increase the cost of a
11966 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11968 * Makefile.in: Update dependencies.
11969 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
11970 * errors.h: Remove bogus comment about compatibility.
11971 (warning): Update declaration.
11972 * genautomata.c: Update all calls to warning.
11973 * gimple.c: Do not include errors.h. Include toplev.h.
11974 * tree-ssa-structalias.c: Do not include errors.h.
11975 * omega.c: Likewise.
11976 * tree-ssa-reassoc.c: Likewise.
11977 * config/spu/spu-c.c: Likewise.
11978 * config/spu/t-spu-elf: Update dependencies.
11980 2009-04-22 Richard Guenther <rguenther@suse.de>
11982 PR tree-optimization/39824
11983 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
11984 make sure the types are compatible.
11986 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11989 * c-common.c (c_parse_error): Take a token_flags parameter.
11990 Use token_type for the token type instead.
11991 Pass token_flags to cpp_type2name.
11992 * c-common.h (c_parse_error): Update declaration.
11993 * c-parser.c (c_parser_error): Pass 0 as token flags.
11995 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
11997 PR rtl-optimization/39580
11998 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
12000 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
12002 * function.c (expand_function_end): Do not emit a jump to the "naked"
12003 return label for fall-through returns.
12004 * except.c (sjlj_emit_function_exit): Always place the call to the
12005 unregister function at the location installed by expand_function_end.
12007 2009-04-22 Richard Guenther <rguenther@suse.de>
12009 PR tree-optimization/39845
12010 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
12011 (gen_inbound_check): Likewise.
12013 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
12015 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
12017 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
12018 * config/vxlib.c (__gthread_once): Add race guard for PPC.
12020 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
12022 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
12023 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
12024 shift counts to avoid out-of-bounds array accesses.
12026 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
12028 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
12029 (Pmode): Move above.
12031 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
12033 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
12034 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
12035 GET_CODE macro. Use IN_RANGE macro where appropriate.
12036 * config/alpha/alpha.h: Ditto.
12037 * config/alpha/alpha.md: Ditto.
12038 * config/alpha/constraints.md: Ditto.
12039 * config/alpha/predicates.md: Ditto.
12041 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
12043 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
12044 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12045 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12046 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12047 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12048 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12049 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12050 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12051 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12052 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12053 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12054 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12055 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12056 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12057 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12058 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12059 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12060 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12061 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12062 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12063 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12064 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12065 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12066 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12067 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12068 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12069 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12071 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
12073 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
12074 references from comments.
12075 * cfgbuild.c: (count_basic_blocks): Delete.
12076 (find_basic_blocks_1): Delete.
12077 (find_basic_blocks): Delete.
12078 * except.c (finish_eh_generation): Make static. Move comment from
12079 except.h here. Remove find_basic_blocks references from comments.
12080 * except.h (finish_eh_generation): Delete.
12081 * basic-block.h (find_basic_blocks): Delete.
12082 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
12084 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
12086 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
12087 (sdbout_parms): Likewise.
12089 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
12091 * config/sh/sh.c (prepare_cbranch_operands): Use
12092 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
12093 (expand_cbranchdi4): Likewise.
12094 (from_compare): Add cast to enum type.
12095 (expand_cbranchsi4): Use add_reg_note.
12096 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
12097 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
12098 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
12099 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
12100 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
12101 instead of CODE_FOR_nothing.
12102 (cbranchdi4): Likewise. Fix the order of arguments for
12104 (push_fpscr): Use add_reg_note.
12105 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
12106 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
12108 2009-04-21 Joseph Myers <joseph@codesourcery.com>
12110 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
12111 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
12112 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
12113 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
12114 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
12115 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
12116 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
12117 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
12118 config/alpha/x-vms, config/arc/t-arc,
12119 config/arm/README-interworking, config/arm/arm-c.c,
12120 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
12121 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
12122 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
12123 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
12124 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
12125 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
12126 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
12127 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
12128 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
12129 config/cris/t-elfmulti, config/crx/t-crx,
12130 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
12131 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
12132 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
12133 config/h8300/t-h8300, config/i386/athlon.md,
12134 config/i386/darwin-libgcc.10.4.ver,
12135 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
12136 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
12137 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
12138 config/i386/t-linux64, config/i386/t-nwld,
12139 config/i386/t-rtems-i386, config/i386/t-sol2-10,
12140 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
12141 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
12142 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
12143 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
12144 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
12145 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
12146 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
12147 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
12148 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
12149 config/m68k/t-uclinux, config/mcore/t-mcore,
12150 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
12151 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
12152 config/mips/crtn.asm, config/mips/irix-crti.asm,
12153 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
12154 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
12155 config/mips/mips-fixed.md, config/mips/sb1.md,
12156 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
12157 config/mips/t-iris6, config/mips/t-isa3264,
12158 config/mips/t-libgcc-mips16, config/mips/t-linux64,
12159 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
12160 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
12161 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
12162 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
12163 config/mn10300/t-linux, config/mn10300/t-mn10300,
12164 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
12165 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
12166 config/picochip/libgccExtras/clzsi2.asm,
12167 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
12168 config/rs6000/darwin-libgcc.10.4.ver,
12169 config/rs6000/darwin-libgcc.10.5.ver,
12170 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
12171 config/rs6000/t-aix43, config/rs6000/t-aix52,
12172 config/rs6000/t-darwin, config/rs6000/t-fprules,
12173 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
12174 config/rs6000/t-lynx, config/rs6000/t-netbsd,
12175 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
12176 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
12177 config/rs6000/t-rtems, config/rs6000/t-spe,
12178 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
12179 config/score/t-score-elf, config/sh/divcost-analysis,
12180 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
12181 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
12182 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
12183 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
12184 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
12185 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
12186 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
12187 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
12188 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
12189 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
12190 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
12191 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
12192 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
12193 limitx.h, version.c, xcoff.h: Add copyright and license notices.
12194 * config/h8300/genmova.sh: Include copyright and license notices
12195 in generated output.
12196 * config/h8300/mova.md: Regenerate.
12197 * doc/install.texi2html: Include word "Copyright" in copyright
12198 notice and use name "Free Software Foundation, Inc.".
12199 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
12200 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
12201 ChangeLog-2007, ChangeLog-2008: Correct dates.
12203 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
12205 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
12206 NE_EXPR operations as well.
12207 * c-parser.c (c_parser_condition): Do not set location information on
12209 (c_parser_conditional_expression): Likewise.
12210 (c_parser_binary_expression): Set location information on operators.
12211 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
12212 TRUTH_NOT_EXPR has been folded.
12213 * fold-const.c (fold_truth_not_expr): Copy location information from
12214 the incoming expression to the outgoing one.
12215 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
12216 recursive calls on the LHS of the operator but pass that of the
12217 operator to recursive calls on the RHS of the operator. Set it
12219 (shortcut_cond_expr): Set the locus of the operator on the second
12220 COND_EXPR and that of the expression on the first in degenerate cases.
12221 Pass the locus of the expression to calls to shortcut_cond_r.
12222 Set the locus of the 'then' block on the associated jump, if any.
12223 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
12224 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
12225 expression to call to gimplify_boolean_expr.
12227 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
12229 * config.gcc: Add additional configuration for
12230 i686-w64-mingw* and x86_64-w64-mingw* triplet.
12231 * config/i386/mingw-w64.h: New mingw-w64 specific header.
12232 (CPP_SPEC): Redefine for allowing -municode option.
12233 (STARTFILE_SPEC): Likewise.
12234 * config/i386/t-mingw-w64: New.
12235 * config/i386/mingw-w64.opt: New.
12236 (municode): Add new target option.
12237 * doc/invoke.texi (municode): Add documentation for new option.
12239 2009-04-21 Ian Lance Taylor <iant@google.com>
12241 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
12242 Correct test for number of arguments.
12243 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
12245 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
12247 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
12248 argument of emit_library_call.
12250 2009-04-21 Richard Guenther <rguenther@suse.de>
12252 PR middle-end/39829
12253 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
12254 inside VIEW_CONVERT_EXPRs.
12256 2009-04-21 Martin Jambor <mjambor@suse.cz>
12258 * tree-switch-conversion.c (build_constructors): Split a long line.
12259 (constructor_contains_same_values_p): New function.
12260 (build_one_array): Create assigns of constants if possible, do not
12261 call mark_sym_for_renaming, call update_stmt.
12262 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
12263 make_rename_temp. Do not call mark_symbols_for_renaming, call
12265 (gen_def_assigns): Do not call mark_symbols_for_renaming or
12266 find_new_referenced_vars, call update_stmt.
12267 (gen_inbound_check): Use create_tmp_var and create ssa names manually
12268 instead of calling make_rename_temp. Do not call
12269 find_new_referenced_vars or mark_symbols_for_renaming, call
12272 2009-04-21 Richard Guenther <rguenther@suse.de>
12274 PR tree-optimization/39827
12275 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
12276 (tree_ssa_phiprop): Pass the correct array size.
12278 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
12280 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
12282 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
12285 * c-typeck.c (lvalue_p): Move declaration ...
12286 * c-common.h (lvalue_p): ... to here.
12287 * c-common.c (candidate_equal_p): New.
12288 (add_tlist): Use it.
12289 (merge_tlist): Use it.
12290 (warn_for_collisions_1): Likewise.
12291 (warning_candidate_p): Accept more candidates.
12292 (verify_tree): A warning candidate can be an expression. Use
12295 2009-04-21 Ben Elliston <bje@au.ibm.com>
12298 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
12299 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
12300 options. Remove -mcall-solaris documentation.
12302 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12305 * doc/invoke.texi (-Wlong-long): Update description.
12306 * c-lex (interpret_integer): Only warn if there was no previous
12307 overflow and -Wlong-long is enabled.
12308 * c-decl.c (declspecs_add_type): Drop redundant flags.
12309 * c.opt (Wlong-long): Init to -1.
12310 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
12311 and front-end warn_long_long. Wlong-long only depends on other
12312 flags if it is uninitialized.
12313 * c-parser.c (disable_extension_diagnostics): warn_long_long is
12314 the same for CPP and FE.
12315 (restore_extension_diagnostics): Likewise.
12317 2009-04-20 Ian Lance Taylor <iant@google.com>
12319 Fix enum conversions which are invalid in C++:
12320 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
12321 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
12322 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
12323 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
12324 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
12325 (dbxout_parms): Likewise.
12326 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
12327 (df_clear_flags): Likewise.
12328 * df-problems.c (df_rd_bb_local_compute_process_def): Change
12329 top_flag parameter to int.
12330 (df_chain_create_bb_process_use): Likewise.
12331 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
12333 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
12334 (df_ref_create_structure, df_def_record_1): Likewise.
12335 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
12336 (df_notes_rescan): Change 0 to VOIDmode in function call.
12337 (df_get_call_refs, df_insn_refs_collect): Likewise.
12338 (df_bb_regs_collect): Likewise.
12339 (df_entry_block_defs_collect): Likewise.
12340 (df_exit_block_uses_collect): Likewise.
12341 * df.h: Update declarations.
12342 * double-int.c (double_int_divmod): Add cast to enum type.
12343 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
12344 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
12345 (based_loc_descr): Likewise.
12346 (loc_descriptor_from_tree_1): Change first_op and second_op to
12347 enum dwarf_location_atom. Add cast to enum type.
12348 * expmed.c (init_expmed): Change 0 to SET in function call.
12349 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
12350 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
12351 (do_store_flag): Likewise.
12352 * fixed-value.h (struct fixed_value): Change mode to enum
12354 * function.c (assign_parms): Change 0 to VOIDmode in function call.
12355 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
12357 (insert_insn_decl, insert_decl, insert_state): Likewise.
12358 (automata_list_finish): Likewise.
12359 * genrecog.c (process_define_predicate): Add cast to enum type.
12360 * gensupport.c (init_predicate_table): Add cast to enum type.
12361 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
12363 (gimple_build_call_1, gimple_build_label): Likewise.
12364 (gimple_build_goto, gimple_build_asm_1): Likewise.
12365 (gimple_build_switch_1, gimple_build_cdt): Likewise.
12366 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
12367 (enum fallback): Rename from enum fallback_t.
12368 (fallback_t): Typedef as int.
12369 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
12370 GSI_SAME_STMT in function call.
12371 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
12373 (setup_reg_class_relations): Likewise.
12374 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
12375 (setup_prohibited_class_mode_regs): Add cast to enum type.
12376 (setup_prohibited_mode_move_regs): Likewise.
12377 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
12378 (record_address_regs): Change i to enum reg_class.
12379 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
12380 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
12381 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
12382 (GET_MODE_2XWIDER_MODE): Likewise.
12383 (GET_CLASS_NARROWEST_MODE): Likewise.
12384 * omp-low.c (expand_omp_for): Add cast to enum type.
12385 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
12386 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
12387 * postreload.c (reload_cse_simplify_operands): Change rclass local
12389 * predict.c (combine_predictions_for_insn): Change best_predictor
12390 and predictor to enum br_predictor.
12391 (combine_predictions_for_bb): Likewise.
12392 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
12393 use SET_PREDICT_EXPR_OUTCOME.
12394 * real.c (real_arithmetic): Change icode to code in function call.
12395 * reginfo.c (init_move_cost): Add casts to enum type.
12396 (init_reg_sets_1, init_fake_stack_mems): Likewise.
12397 * regmove.c (regclass_compatible_p): Change class0 and class1 to
12399 * reload.c (find_valid_class): Add casts to enum type.
12400 (push_reload): Change 0 to NO_REGS in function call.
12401 (find_reloads): Change this_alternative to array of enum
12402 reg_class. Remove some now-unnecessary casts.
12403 (make_memloc): Change 0 to VOIDmode in function call.
12404 * reload1.c (reload): Change 0 to VOIDmode in function call.
12405 (eliminate_regs_1, elimination_effects): Likewise.
12406 (eliminate_regs_in_insn): Likewise.
12407 (emit_input_reload_insns): Add cast to enum type.
12408 (delete_output_reload): Change 0 to VOIDmode in function call.
12409 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
12410 to enum type in function call.
12411 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
12412 (SET_PREDICT_EXPR_OUTCOME): Define.
12413 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
12414 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
12415 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
12416 (dump_function): Likewise.
12417 * tree-dump.h: Update declarations.
12418 * tree-pass.h: Update declarations.
12419 * varasm.c (assemble_integer): Change mclass to enum mode_class.
12420 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
12422 (arm_rtx_costs_1): Correct parenthesization.
12423 (arm_rtx_costs): Add casts to enum type.
12424 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
12425 (vfp_emit_fstmd): Use add_rg_note.
12426 (emit_multi_reg_push, emit_sfm): Likewise.
12427 (thumb_set_frame_pointer): Likewise.
12428 (arm_expand_prologue): Likewise.
12429 (arm_regno_class): Change return type to enum reg_class.
12430 (thumb1_expand_prologue): Use add_reg_note.
12431 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
12432 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
12434 * config/arm/gentune.sh: Add cast to enum type.
12435 * config/arm/arm-tune.md: Rebuild.
12436 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
12437 (ix86_split_fp_branch, predict_jump): Likewise.
12438 (ix86_expand_multi_arg_builtin): Change sub_code from enum
12439 insn_code to enum rtx_code.
12440 (ix86_builtin_vectorized_function): Add cast to enum type.
12441 * config/i386/i386.md (truncdfsf2): Change slot to enum
12443 (truncxf<mode>2, isinf<mode>2): Likewise.
12444 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
12446 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
12447 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
12448 (insert_bundle_state): Change 1 to INSERT in function call.
12449 (ia64_add_bundle_selector_before): Likewise.
12450 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
12451 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
12452 (restore_stack_nonlocal): Likewise.
12453 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
12455 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
12457 (mips_rtx_costs): Likewise.
12458 (mips_override_options): Add casts to enum type.
12459 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
12461 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
12462 (store_reg, set_reg_plus_d): Likewise.
12463 (hppa_expand_prologue, hppa_profile_hook): Likewise.
12464 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
12466 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
12468 (emit_unlikely_jump): Use add_reg_note.
12469 (rs6000_emit_allocate_stack): Likewise.
12470 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
12471 (output_toc): Change 1 to INSERT in function call.
12472 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
12473 (rs6000_initialize_trampoline): Likewise.
12474 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
12476 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
12477 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
12478 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
12479 (save_gprs): Use add_reg_note.
12480 (s390_emit_prologue): Likewise.
12481 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
12482 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
12483 (sparc_fold_builtin): Add cast to enum type.
12484 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
12486 (spu_expand_prologue): Use add_reg_note.
12487 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
12489 2009-04-20 Ian Lance Taylor <iant@google.com>
12491 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
12492 (c_parser_postfix_expression_after_primary): Get VEC for list of
12493 arguments. Get original types of arguments. Call
12494 build_function_call_vec.
12495 (cached_expr_list_1, cached_expr_list_2): New static variables.
12496 (c_parser_expr_list): Change return type to VEC *. Add
12497 p_orig_types parameter. Change all callers.
12498 (c_parser_release_expr): New static function.
12499 (c_parser_vec_to_tree_list): New static function.
12500 * c-typeck.c (build_function_call): Rewrite to build a VEC and
12501 call build_function_call_vec.
12502 (build_function_call_vec): New function, based on old
12503 build_function_call.
12504 (convert_arguments): Remove nargs and argarray parameters. Change
12505 values to a VEC. Add origtypes parameter.
12506 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
12507 (convert_for_assignment): Add origtype parameter. Change all
12508 callers. If warn_cxx_compat, check for conversion to an enum
12509 type when calling a function.
12510 (store_init_value): Add origtype parameter. Change all callers.
12511 (digest_init): Likewise.
12512 (struct init_node): Add origtype field.
12513 (add_pending_init): Add origtype parameter. Change all callers.
12514 (output_init_element): Likewise.
12515 (output_pending_init_elements): Pass origtype from init_node to
12516 output_init_element.
12517 (process_init_element): Pass origtype from c_expr to
12518 output_init_element.
12519 (c_finish_return): Add origtype parameter. Change all callers.
12520 * c-common.c (sync_resolve_size): Change params to VEC *. Change
12522 (sync_resolve_params): Likewise.
12523 (sync_resolve_return): Change params to first_param. Change caller.
12524 (resolve_overloaded_builtins): Change params to VEC *. Change
12525 callers. Save first parameter around call to build_function_call_vec.
12526 * c-decl.c (finish_decl): Add origtype parameter. Change all
12527 callers. Call build_function_call_vec rather than
12528 build_function_call for cleanup.
12529 * c-tree.h: Update declarations.
12530 * c-common.h: Update declarations.
12531 * stub-objc.c (objc_rewrite_function_call): Change parameter from
12532 params to first_param.
12533 * target.h (struct gcc_target): Change resolve_overloaded_builtin
12534 params parameter from tree to void *.
12535 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
12536 Change arglist parameter to have type void *, and to be a pointer
12538 * config/rs6000/rs6000-protos.h
12539 (altivec_resolve_overloaded_builtin): Update declaration.
12540 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
12541 fnargs parameter to have type void *, and to be a pointer to a
12542 VEC. Call build_function_call_vec instead of
12543 build_function_call.
12544 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
12546 2009-04-20 Joey Ye <joey.ye@intel.com>
12547 Xuepeng Guo <xuepeng.guo@intel.com>
12548 H.J. Lu <hongjiu.lu@intel.com>
12550 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
12552 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
12553 (IX86_LEA_PRIORITY): Likewise.
12554 (distance_non_agu_define): New function.
12555 (distance_agu_use): Likewise.
12556 (ix86_lea_for_add_ok): Likewise.
12557 (ix86_dep_by_shift_count): Likewise.
12559 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
12560 should split for LEA.
12562 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
12564 (ix86_dep_by_shift_count): Likewise.
12566 2009-04-20 Richard Guenther <rguenther@suse.de>
12568 * expr.c (handled_component_p): Move ...
12569 * tree.h (handled_component_p): ... here.
12570 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
12571 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
12572 and REALPART_EXPR to be in one group.
12574 2009-04-20 Richard Guenther <rguenther@suse.de>
12576 * basic-block.h (get_all_dominated_blocks): Declare.
12577 * dominance.c (get_all_dominated_blocks): New function.
12578 * tree-cfg.c (get_all_dominated_blocks): Remove.
12579 (remove_edge_and_dominated_blocks): Adjust.
12580 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
12581 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
12582 instead of recursing.
12584 2009-04-20 Doug Kwan <dougkwan@google.com>
12586 * cgraph.h (cgraph_node_ptr): New type for vector functions.
12587 (struct cgraph_node_set_def): New type.
12588 (cgraph_node_set) New type. Also declare vector functions.
12589 (struct cgraph_node_set_element_def): New type.
12590 (cgraph_node_set_element): Ditto.
12591 (cgraph_node_set_iterator): New iterator type.
12592 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
12593 cgraph_node_set_remove, dump_cgraph_node_set,
12594 debug_cgraph_node_set): New prototypes.
12595 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
12596 cgraph_node_set_size): New inlines.
12597 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
12598 including cgraph.h.
12599 (struct ipa_opt_pass): Add struct cgraph_node_set_def
12600 argument to function 'write_summary'.
12601 * ipa.c: Include ggc.h.
12602 (hash_cgraph_node_set_element,
12603 eq_cgraph_node_set_element, cgraph_node_set_new,
12604 cgraph_node_set_add, cgraph_node_set_remove,
12605 cgraph_node_set_find, dump_cgraph_node_set,
12606 debug_cgraph_node_set): New functions.
12607 * Makefile.in (ipa.o): Add dependency on GGC_H.
12609 2009-04-20 Ira Rosen <irar@il.ibm.com>
12611 PR tree-optimization/39675
12612 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
12613 check of the return code of vect_schedule_slp. Check that
12614 stmt_vec_info still exists for the statement, before checking its
12615 vectorization type.
12617 2009-04-20 Michael Matz <matz@suse.de>
12619 * Makefile.in (generated_files): Take out $(simple_generated_c).
12621 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
12623 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
12624 (UINTPTR_TYPE): Likewise.
12626 2009-04-19 Joseph Myers <joseph@codesourcery.com>
12629 * c-typeck.c (digest_init): Check for initializing an array with a
12632 2009-04-19 Joseph Myers <joseph@codesourcery.com>
12635 * c-semantics.c (pop_stmt_list): Propagate
12636 STATEMENT_LIST_HAS_LABEL to parent statement list.
12638 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
12640 * config/mips/mips.h (mips_tune_attr): New macro.
12641 * config/mips/mips.md (cpu): Use it.
12643 2009-04-19 Joseph Myers <joseph@codesourcery.com>
12646 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
12649 2009-04-19 Diego Novillo <dnovillo@google.com>
12651 * toplev.c (compile_file): Move call to coverage_finish ...
12652 * cgraphunit.c (ipa_passes): ... here.
12653 Call cgraph_process_new_functions.
12654 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
12655 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
12657 2009-04-19 Jan Hubicka <jh@suse.cz>
12659 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
12661 (dump_cgraph_node): Dump can throw external flag.
12662 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
12664 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
12668 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
12669 * common.opt (Wlogical-op): Move from here...
12670 * c.opt (Wlogical-op): ... to here.
12671 * c-typeck.c (parser_build_binary_op): Update call to
12672 warn_logical_operator.
12673 * c-opts.c (c_common_post_options): Enable warn_logical_op with
12675 * c-common.c (warn_logical_op): Update.
12676 * c-common.h (warn_logical_op): Update declaration.
12678 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
12680 * tree.c (protected_set_expr_location): Fix formatting.
12682 2009-04-18 Joseph Myers <joseph@codesourcery.com>
12685 * c-typeck.c (readonly_warning): new.
12686 (build_unary_op, build_modify_expr): Use readonly_warning for
12687 storing into something readonly but not const-qualified.
12689 2009-04-18 Joseph Myers <joseph@codesourcery.com>
12692 * c-typeck.c (build_unary_op): Check for taking address of
12693 expression of type void.
12695 2009-04-18 Joseph Myers <joseph@codesourcery.com>
12698 * c-typeck.c (build_function_call): Check for calling a function
12699 with qualified void return types. Call require_complete_type when
12702 2009-04-18 Jan Hubicka <jh@suse.cz>
12704 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
12706 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
12707 can_throw_external flag.
12708 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
12709 * ipa-pure-const.c (ignore_edge): New function.
12710 (propagate): Compute order for NOTHROW computation; set NOTHROWs
12711 only over can_throw_external edges.
12712 (local_pure_const): Add nothrow flag.
12713 * ipa-utils.c (searchc): Add ignore_edge callback.
12714 (ipa_utils_reduced_inorder): Add ignore_edge callback.
12715 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
12716 (set_nothrow_function_flags): Update cgraph.
12717 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
12719 2009-04-18 Richard Guenther <rguenther@suse.de>
12721 PR middle-end/39804
12722 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
12723 (fold_stmt): ... this and ...
12724 (fold_stmt_inplace): ... this.
12725 (fold_stmt_1): Fold references in calls and asms.
12726 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
12728 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
12730 * tree-vrp.c (ssa_name_nonzero_p): Remove.
12731 * tree.h: Remove the prototype for ssa_name_nonzero_p.
12733 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
12735 * tree.c (function_args_count): Remove.
12736 * tree.h: Remove the prototype for function_args_count.
12738 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
12740 * tree-iterator.c (expr_only): Remove.
12741 * tree.h: Remove the prototype for expr_only.
12743 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
12745 * reginfo.c (cannot_change_mode_set_regs): Remove.
12746 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
12748 2009-04-08 Anatoly Sokolov <aesok@post.ru>
12750 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
12751 whether operands 0 and 1 overlaps.
12753 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
12755 PR middle-end/36902
12756 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
12757 pointer. Use warning_at instead of warning.
12758 (search_for_addr_array): Likewise.
12759 (check_array_bounds): Likewise.
12760 (check_all_array_refs): Check that the incoming edge is not in the
12761 list of edges to be removed.
12762 (check_all_array_refs): Avoid the temporal pointer.
12763 (vrp_visit_cond_stmt): Fix typo.
12764 (simplify_switch_using_ranges): Handle the case where the switch
12765 index is an integer constant.
12767 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
12769 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
12771 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
12773 * doc/extend.texi, doc/invoke.texi: Fix typos.
12775 2009-04-17 Cary Coutant <ccoutant@google.com>
12777 * tree-flow-inline.h (get_lineno): Fix inverted test.
12779 2009-04-17 Diego Novillo <dnovillo@google.com>
12781 * tree-ssa-pre.c (create_expression_by_pieces): Remove
12782 assertion for AVAIL_OUT.
12784 2009-04-17 Mike Frysinger <vapier@gentoo.org>
12787 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
12788 * config/sh/linux-atomic.asm: Likewise.
12790 2009-04-17 Diego Novillo <dnovillo@google.com>
12792 * except.c (debug_eh_tree): New.
12793 (struct eh_region, struct eh_status): Move ...
12794 * except.h: ... here.
12795 (add_type_for_runtime): Declare extern.
12796 (lookup_type_for_runtime): Likewise.
12797 (debug_eh_tree): Declare.
12798 * Makefile.in (GTFILES): List except.h before except.c
12800 2009-04-17 Diego Novillo <dnovillo@google.com>
12802 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
12803 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
12804 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
12805 (find_vars_r): ... here.
12806 * tree-flow.h (find_referenced_vars_in): Declare.
12807 * tree-ssa-pre.c (create_expression_by_pieces): Assert
12808 that AVAIL_OUT exists for BLOCK.
12809 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
12810 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
12811 (tree-parloops.o): Likewise.
12813 2009-04-17 Simon Baldwin <simonb@google.com>
12815 * toplev.c (default_tree_printer): Add handling for %E format.
12817 2009-04-17 Diego Novillo <dnovillo@google.com>
12819 * tree-pretty-print.c (dump_generic_node): Add break after
12820 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
12821 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
12822 FUNCTION_TYPE together. Call print_struct_decl when printing
12823 structures and TDF_SLIM is not given.
12824 (print_struct_decl): Fix logic for detecting recursion.
12826 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
12829 * gcc.c (create_at_file): New.
12830 (compile_input_file_p): New.
12831 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
12832 * main.c (main): Update call to toplev_main.
12833 * toplev.c (toplev_main): Change signature. Call expandargv.
12834 * toplev.h (toplev_main): Change signature.
12836 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
12838 * dwarf2out.c (field_byte_offset): Use the type size as the field size
12839 if the latter is not constant.
12841 2009-04-17 David Edelsohn <edelsohn@gnu.org>
12843 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
12845 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
12847 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
12848 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
12850 2009-04-17 Richard Guenther <rguenther@suse.de>
12852 * tree-ssa-structalias.c (get_constraint_for_component_ref):
12853 Handle component references view-converting an invariant address.
12855 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
12857 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
12858 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
12859 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
12860 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
12861 Use @deftypevr rather than @deftypevar.
12863 2009-04-17 Richard Guenther <rguenther@suse.de>
12865 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
12866 (get_prop_source_stmt): Likewise.
12867 (can_propagate_from): Likewise.
12869 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
12871 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
12872 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
12873 (--with-multilib-list): Add default value.
12874 * configure: Regenerate.
12875 * Makefile.in (TM_ENDIAN_CONFIG): Define.
12876 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
12877 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
12878 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
12879 Don't add default cpu to multilib list unnecessarily, but do enable
12880 the relevant compiler option..
12881 Add support for --with-multilib-list=<blank> and
12882 --with-multilib-list=!<somelib> to supress unwanted multilibs.
12883 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
12884 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
12885 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
12886 TM_MULTILIB_CONFIG.
12887 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
12888 (MULTILIB_OSDIRNAMES): New variable.
12889 * config/sh/t-1e: Delete file.
12890 * config/sh/t-mlib-sh1: Delete file.
12891 * config/sh/t-mlib-sh2: Delete file.
12892 * config/sh/t-mlib-sh2a: Delete file.
12893 * config/sh/t-mlib-sh2a-nofpu: Delete file.
12894 * config/sh/t-mlib-sh2a-single: Delete file.
12895 * config/sh/t-mlib-sh2a-single-only: Delete file.
12896 * config/sh/t-mlib-sh2e: Delete file.
12897 * config/sh/t-mlib-sh3e: Delete file.
12898 * config/sh/t-mlib-sh4: Delete file.
12899 * config/sh/t-mlib-sh4-nofpu: Delete file.
12900 * config/sh/t-mlib-sh4-single: Delete file.
12901 * config/sh/t-mlib-sh4-single-only: Delete file.
12902 * config/sh/t-mlib-sh4a: Delete file.
12903 * config/sh/t-mlib-sh4a-nofpu: Delete file.
12904 * config/sh/t-mlib-sh4a-single: Delete file.
12905 * config/sh/t-mlib-sh4a-single-only: Delete file.
12906 * config/sh/t-mlib-sh4al: Delete file.
12907 * config/sh/t-mlib-sh5-32media: Delete file.
12908 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
12909 * config/sh/t-mlib-sh5-64media: Delete file.
12910 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
12911 * config/sh/t-mlib-sh5-compact: Delete file.
12912 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
12913 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
12914 * doc/install.texi (Options specification): Add
12915 --with-multilib-list and --with-endian.
12917 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
12919 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
12921 (OBJS-common): Add plugin-version.o.
12922 (plugin-version.o): New.
12923 * gcc-plugin.h (plugin_gcc_version): New.
12924 (plugin_default_version_check): New.
12925 (plugin_init_func, plugin_init): Add version argument.
12926 * plugin-version.c: New.
12927 * plugin.c (str_plugin_gcc_version_name): New.
12928 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
12929 pass it to the init function.
12930 (plugin_default_version_check): New.
12932 2009-04-17 Richard Guenther <rguenther@suse.de>
12934 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
12935 for decl-vs-decl disambiguation.
12937 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
12939 * config/s390/s390.h (s390_tune_attr): New macro definition.
12940 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
12942 2009-04-17 Richard Guenther <rguenther@suse.de>
12944 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
12945 (fold_stmt_r): Likewise.
12946 (maybe_fold_reference): New function.
12947 (fold_gimple_assign): Handle cases fold_stmt_r did.
12948 (fold_stmt): Do not use fold_stmt_r.
12949 (fold_stmt_inplace): Likewise.
12951 2009-04-17 Richard Guenther <rguenther@suse.de>
12953 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
12954 (record_equivalences_from_stmt): Remove useless checks and
12956 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
12957 the type is already suitable.
12959 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
12961 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
12963 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
12965 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
12966 (CMPtype): Define as __gcc_CMPtype.
12968 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
12970 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
12971 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
12973 2009-04-17 Richard Guenther <rguenther@suse.de>
12975 PR tree-optimization/39746
12976 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
12977 special-casing for builtins and static variable use/def.
12978 (call_may_clobber_ref_p_1): Likewise.
12980 2009-04-16 Ian Lance Taylor <iant@google.com>
12982 * df.h: Include "timevar.h".
12983 (struct df_problem): Change tv_id field to timevar_id_t.
12984 * tree-pass.h: Include "timevar.h".
12985 (struct opt_pass): Change tv_id field to timevar_id_t.
12986 * timevar.h (timevar_id_t): Define TV_NONE.
12987 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
12988 TV_NONE rather than tv_id != 0.
12989 (execute_one_pass): Likewise.
12990 * Makefile.in (DF_H): Add $(TIMEVAR_H).
12991 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
12992 dependencies to $(TREE_PASS_H).
12993 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
12995 (pass_branch_target_load_optimize2): Likewise.
12996 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
12997 (pass_outof_cfg_layout_mode): Likewise.
12998 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
12999 (pass_rebuild_cgraph_edges): Likewise.
13000 (pass_remove_cgraph_callee_edges): Likewise.
13001 * df-core.c (pass_df_initialize_opt): Likewise.
13002 (pass_df_initialize_no_opt): Likewise.
13003 (pass_df_finish): Likewise.
13004 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
13005 * except.c (pass_set_nothrow_function_flags): Likewise.
13006 (pass_convert_to_eh_region_ranges): Likewise.
13007 * final.c (pass_compute_alignments): Likewise.
13008 * function.c (pass_instantiate_virtual_regs): Likewise.
13009 (pass_init_function): Likewise.
13010 (pass_leaf_regs): Likewise.
13011 (pass_match_asm_constraints): Likewise.
13012 * gimple-low.c (pass_lower_cf): Likewise.
13013 (pass_mark_used_blocks): Likewise.
13014 * init-regs.c (pass_initialize_regs): Likewise.
13015 * integrate.c (pass_initial_value_sets): Likewise.
13016 * ira.c (pass_ira): Likewise.
13017 * jump.c (pass_cleanup_barriers): Likewise.
13018 * omp-low.c (pass_expand_omp): Likewise.
13019 (pass_lower_omp): Likewise.
13020 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
13021 * recog.c (pass_split_all_insns): Likewise.
13022 (pass_split_after_reload): Likewise.
13023 (pass_split_before_regstack): Likewise.
13024 (pass_split_before_sched2): Likewise.
13025 (pass_split_for_shorten_branches): Likewise.
13026 * reginfo.c (pass_reginfo_init): Likewise.
13027 (pass_subregs_of_mode_init): Likewise.
13028 (pass_subregs_of_mode_finish): Likewise.
13029 * passes.c (pass_postreload): Likewise.
13030 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
13031 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
13032 (pass_warn_function_return): Likewise.
13033 (pass_warn_function_noreturn): Likewise.
13034 * tree-complex.c (pass_lower_complex): Likewise.
13035 (pass_lower_complex_O0): Likewise.
13036 * tree-if-conv.c (pass_if_conversion): Likewise.
13037 * tree-into-ssa.c (pass_build_ssa): Likewise.
13038 * tree-mudflap.c (pass_mudflap_1): Likewise.
13039 (pass_mudflap_2): Likewise.
13040 * tree-nomudflap.c (pass_mudflap_1): Likewise.
13041 (pass_mudflap_2): Likewise.
13042 * tree-nrv.c (pass_return_slot): Likewise.
13043 * tree-object-size.c (pass_object_sizes): Likewise.
13044 * tree-optimize.c (pass_all_optimizations): Likewise.
13045 (pass_early_local_passes): Likewise.
13046 (pass_all_early_optimizations): Likewise.
13047 (pass_cleanup_cfg): Likewise.
13048 (pass_cleanup_cfg_post_optimizing): Likewise.
13049 (pass_free_datastructures): Likewise.
13050 (pass_free_cfg_annotations): Likewise.
13051 (pass_fixup_cfg): Likewise.
13052 (pass_init_datastructures): Likewise.
13053 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
13054 (pass_late_warn_uninitialized): Likewise.
13055 (pass_update_address_taken): Likewise.
13056 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
13057 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
13058 (pass_cse_sincos): Likewise.
13059 (pass_convert_to_rsqrt): Likewise.
13060 * tree-ssa-structalias.c (pass_build_alias): Likewise.
13061 * tree-stdarg.c (pass_stdarg): Likewise.
13062 * tree-tailcall.c (pass_tail_recursion): Likewise.
13063 (pass_tail_calls): Likewise.
13064 * tree-vect-generic.c (pass_lower_vector): Likewise.
13065 (pass_lower_vector_ssa): Likewise.
13066 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
13068 2009-04-16 Joseph Myers <joseph@codesourcery.com>
13070 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
13072 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
13074 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
13075 logical and signext.
13077 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
13080 * config/sh/predicates.md (arith_operand): Check if the operand
13081 of TRUNCATE is a REG.
13083 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
13085 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
13086 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
13088 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
13090 * tree-iterator.c (tsi_split_statement_list_after,
13091 tsi_split_statement_list_before): Remove.
13092 * tree-iterator.h: Remove the prototypes for
13093 tsi_split_statement_list_after and tsi_split_statement_list_before.
13095 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
13097 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
13098 * tree-ssa-propagate.h: Remove the prototype for
13099 stmt_makes_single_load.
13101 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
13103 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
13104 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
13106 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
13108 * tree-iterator.c (EXPR_LAST_BODY): Remove.
13110 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
13112 * except.c (eh_region_outer_p): Remove.
13113 * except.h: Remove the prototype for eh_region_outer_p.
13115 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
13117 * function.c (current_function_assembler_name): Remove.
13118 * function.h: Remove the prototype for
13119 current_function_assembler_name.
13121 2009-04-16 Ian Lance Taylor <iant@google.com>
13123 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
13124 (add_reg_note): Call alloc_reg_note.
13125 * rtl.h (alloc_reg_note): Declare.
13126 * combine.c (try_combine): Use alloc_reg_note.
13127 (recog_for_combine, move_deaths): Likewise.
13128 (distribute_notes): Use alloc_reg_note and add_reg_note.
13129 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
13130 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
13131 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
13133 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
13135 PR rtl-optimization/39762
13136 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
13137 ira_may_move_out_cost): Add comments about way of their usage.
13138 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
13140 * ira-conflicts.c (process_regs_for_copy): Use function
13141 ira_get_register_move_cost instead of global
13142 ira_register_move_cost.
13144 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
13145 color_pass, move_spill_restore, update_curr_costs): Ditto.
13147 * ira-lives.c (process_single_reg_class_operands): Ditto.
13149 * ira-emit.c (emit_move_list): Ditto.
13151 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
13152 (record_reg_classes): Ditto. Use functions
13153 ira_get_register_move_cost and ira_get_may_move_cost instead of
13154 global vars ira_register_move_cost, ira_may_move_out_cost and
13155 ira_may_move_in_cost.
13156 (record_address_regs): Don't call ira_init_register_move_cost.
13157 Use function ira_get_may_move_cost instead of global
13158 ira_may_move_in_cost.
13159 (process_bb_node_for_hard_reg_moves): Use function
13160 ira_get_register_move_cost instead of global ira_register_move_cost.
13161 (ira_costs): Don't call ira_init_register_move_cost.
13163 2009-04-16 Richard Guenther <rguenther@suse.de>
13165 * tree-cfg.c (verify_gimple_assign_binary):
13166 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
13167 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
13168 (create_general_new_stmt): Note that this function is broken.
13170 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
13172 * common.opt (fhelp): Add Var(help_flag).
13173 * gcc-plugin.h (plugin_info): Add help.
13174 * plugin.c (plugin_name_args): Add help.
13175 (register_plugin_info): Set plugin->help.
13176 (print_help_one_plugin): New.
13177 (print_plugins_help): New.
13178 * plugin.h (print_plugins_help): New.
13179 * toplev.c (toplev_main): Call print_plugins_help if needed.
13181 2009-04-16 Richard Guenther <rguenther@suse.de>
13183 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
13184 (gimple_ior_addresses_taken_1): New function.
13185 (gimple_ior_addresses_taken): Likewise.
13186 * gimple.h (struct gimple_statement_with_ops_base): Remove
13187 addresses_taken member.
13188 (gimple_ior_addresses_taken): Declare.
13189 (gimple_addresses_taken, gimple_addresses_taken_ptr,
13190 gimple_set_addresses_taken): Remove.
13191 * ipa-reference.c (mark_address): New function.
13192 (scan_stmt_for_static_refs): Use it for marking addresses taken.
13193 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
13194 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
13195 (gimple_add_to_addresses_taken): Remove.
13196 (get_tmr_operands): Call mark_address_taken.
13197 (get_asm_expr_operands): Likewise.
13198 (get_expr_operands): Likewise.
13199 (build_ssa_operands): Do not clear the addresses_taken bitmap.
13200 (free_stmt_operands): Do not free it.
13201 * tree-ssa.c (delete_tree_ssa): Likewise.
13202 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
13204 2009-04-16 Richard Guenther <rguenther@suse.de>
13206 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
13207 (walk_stmt_load_store_ops): Likewise.
13208 * gimple.c (get_base_loadstore): New function.
13209 (walk_stmt_load_store_addr_ops): Likewise.
13210 (walk_stmt_load_store_ops): Likewise.
13211 * ipa-pure-const.c (check_op): Simplify.
13212 (check_load, check_store): New functions.
13213 (check_stmt): Use walk_stmt_load_store_ops.
13214 * ipa-reference.c (mark_load): Adjust signature.
13215 (mark_store): Likewise.
13216 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
13218 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
13220 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
13221 (plugin_info): New.
13222 * opts.c (common_handle_option): Don't call print_version.
13223 * plugin.c (plugin_name_args): Add version.
13224 (register_plugin_info): New.
13225 (register_callback): Handle PLUGIN_INFO.
13226 (try_init_one_plugin): New.
13227 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
13229 (finalize_one_plugin): New.
13230 (finalize_plugins): New.
13231 (print_one_plugin): New.
13232 (print_plugins_versions): New.
13233 * plugin.h (print_plugins_versions): New.
13234 (finalize_plugins): New.
13235 * toplev.c (compile_file): Don't call initialize_plugins.
13236 (print_version): Call print_plugins_versions.
13237 (toplev_main): Call initialize_plugins. Print version if needed.
13238 Call finalize_plugins.
13240 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
13242 * common.opt (fversion): New.
13243 * gcc.c (print_version): New.
13244 (process_command): Don't print the version. Just set print_version.
13245 (main): Print version. Call subprocesses if print_version and
13246 verbose_flag are set.
13247 * opts.c (common_handle_option): Handle OPT_fversion.
13249 2009-04-16 Richard Guenther <rguenther@suse.de>
13250 Ira Rosen <irar@il.ibm.com>
13252 PR tree-optimization/39698
13253 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
13254 type of the reduction variable. Only generate the def if
13257 * omp-low.c (expand_omp_for_generic): When converting to a pointer
13258 make sure to first convert to an integer of the same precision.
13259 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
13260 the type of the evolution correctly in computing the new
13261 induction variable base.
13263 2009-04-16 Richard Guenther <rguenther@suse.de>
13265 PR middle-end/39625
13266 * tree-cfg.c (make_blocks): Split statements with to-be
13267 abnormal SSA names on the lhs.
13269 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
13271 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
13272 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
13273 * c-typeck.c (really_start_incremental_init): Likewise.
13274 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
13275 (TARGET_INITIALIZER): Remove it.
13276 * target.h (struct target): Remove vector_opaque_p.
13277 * tree.c (build_opaque_vector_type): New.
13278 * tree.h (TYPE_VECTOR_OPAQUE): New.
13279 (build_opaque_vector_type): Declare.
13280 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
13281 * config/rs6000/rs6000.c (build_opaque_vector_type,
13282 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
13283 (rs6000_init_builtins): Use build_opaque_vector_type for
13284 opaque_V4SI_type_node.
13286 2009-04-15 Catherine Moore <clm@codesourcery.com>
13288 * debug.h (set_name): Declare.
13289 * dwarf2out.c (dwarf2out_set_name): Declare.
13290 (dwarf2_debug_hooks): Add set_name.
13291 (find_AT_string): New.
13292 (add_AT_string): Call find_AT_string.
13293 (dwarf2out_set_name): New.
13294 * cp/decl.c (grokdeclarator): Call set_name.
13295 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
13296 * debug.c (do_nothing_debug_hooks): Likewise.
13297 * dbxout.c (dbx_debug_hooks): Likewise.
13298 * sdbout.c (sdb_debug_hooks): Likewise.
13300 2009-04-15 Michael Eager <eager@eagercon.com>
13302 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
13303 reg for single-precision FPU.
13304 * config/rs6000/rs6000.md (movsi_internal1): Only for
13305 !TARGET_SINGLE_FPU.
13306 (movsi_internal1_single): New. Add pattern to move SI values to/from
13307 single-precision FP regs.
13309 2009-04-15 Richard Guenther <rguenther@suse.de>
13311 * omp-low.c (lower_rec_input_clauses): Build correct address
13313 (expand_omp_for_generic): Fix multiplication type.
13314 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
13315 (generate_memset_zero): Fix types.
13316 * tree-profile.c (prepare_instrumented_value): Correctly
13319 2009-04-15 Ian Lance Taylor <iant@google.com>
13321 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
13322 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
13323 for -Wall and for -Wc++-compat.
13324 (c_common_post_options): For C++, set warn_enum_compare if not
13326 * c-tree.h (struct c_expr): Add field original_type.
13327 (build_external_ref): Update declaration.
13328 * c-parser.c (c_parser_braced_init): Set original_type.
13329 (c_parser_initelt): Likewise.
13330 (c_parser_expr_no_commas): Likewise.
13331 (c_parser_conditional_expression): Likewise.
13332 (c_parser_cast_expression): Likewise.
13333 (c_parser_unary_expression): Likewise. Pull setting of
13334 original_code to top of function.
13335 (c_parser_sizeof_expression): Set original_type.
13336 (c_parser_alignof_expression): Likewise.
13337 (c_parser_postfix_expression): Likewise. Pull setting of
13338 original_code to top of function.
13339 (c_parser_postfix_expression_after_paren_type): Set original_type.
13340 (c_parser_postfix_expression_after_primary): Likewise.
13341 (c_parser_expression): Likewise.
13342 * c-typeck.c (build_external_ref): Add type parameter. Change all
13344 (c_expr_sizeof_expr): Set original_type field.
13345 (parser_build_unary_op): Likewise.
13346 (parser_build_binary_op): Likewise. Optionally warn about
13347 comparisons of enums of different types.
13348 (digest_init): Set original_type field.
13349 (really_start_incremental_init): Likewise.
13350 (push_init_level, pop_init_level): Likewise.
13351 * doc/invoke.texi (Warning Options): -Wenum-compare now
13354 2009-04-15 Richard Guenther <rguenther@suse.de>
13356 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
13357 out a necessary conversion.
13358 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
13359 names we didn't value number.
13360 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
13362 2009-04-15 Richard Guenther <rguenther@suse.de>
13364 PR tree-optimization/39764
13365 * tree-ssa-ccp.c (get_value): Canonicalize value with
13366 canonicalize_float_value.
13368 2009-04-15 Jan Hubicka <jh@suse.cz>
13370 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
13371 Wrong version of patch.
13373 2009-04-15 Jan Hubicka <jh@suse.cz>
13375 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
13377 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
13379 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
13380 our distinct integral and vector types.
13382 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
13384 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
13385 * init.c (build_vtbl_address): Remove call to assemble_external.
13387 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
13389 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
13390 output for other floating point modes.
13392 2009-04-14 Diego Novillo <dnovillo@google.com>
13394 * diagnostic.c (diagnostic_report_diagnostic): Do not
13395 warn about loaded plugins for DK_ERROR and DK_WARNING.
13396 * c-decl.c (declspecs_add_type): Move call to
13397 invoke_plugin_callbacks ...
13398 * c-parser.c (c_parser_declspecs): ... here.
13399 * plugin.c (dump_active_plugins): Tidy output.
13401 2009-04-14 Diego Novillo <dnovillo@google.com>
13402 Le-Chun Wu <lcwu@google.com>
13404 * configure.ac: Add --enable-plugin support.
13405 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
13406 * Makefile.in (PLUGIN_H): Define.
13407 Export ENABLE_PLUGIN and GMPINC to site.exp.
13408 Add PLUGINLIBS to link command.
13409 Add/modify dependencies for plugin.o and files including plugin.h.
13411 * config.in: Regenerate.
13413 * opts.c (common_handle_option): Handle OPT_fplugin_ and
13416 2009-04-14 Le-Chun Wu <lcwu@google.com>
13418 * tree-pass.h (register_one_dump_file): Add a prototype for
13419 register_one_dump_file.
13420 * toplev.c (compile_file): Call initialize_plugins.
13421 (do_compile): Call invoke_plugin_callbacks.
13422 (toplev_main): Call invoke_plugin_callbacks.
13423 * common.opt: Add -fplugin= and -fplugin-arg-.
13424 * gcc-plugin.h: New public header file for plugins to include.
13425 * plugin.c: New source file.
13426 * plugin.h: New internal header file.
13427 * passes.c (register_one_dump_file): Make it external.
13429 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
13431 2009-04-14 Diego Novillo <dnovillo@google.com>
13433 * doc/plugins.texi: New.
13434 * doc/gccint.texi: Add reference to Plugins chapter.
13435 * doc/invoke.texi: Document -fplugin and -fplugin-arg
13436 * diagnostic.c (diagnostic_report_diagnostic): Warn about
13437 loaded plugins, if any.
13438 * timevar.def (TV_PLUGIN_INIT): Define.
13439 (TV_PLUGIN_RUN): Define.
13440 * plugin.c: Include timevar.h
13441 (plugins_active_p): New.
13442 (dump_active_plugins): New.
13443 (debug_active_plugins): New.
13445 2009-04-14 Joseph Myers <joseph@codesourcery.com>
13447 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
13449 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
13451 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
13453 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
13454 the same as a minus without a shift.
13456 2009-04-14 Nick Clifton <nickc@redhat.com>
13458 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
13459 comparisons with small integers will always produce a short
13462 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
13465 2008-12-19 Diego Novillo <dnovillo@google.com>
13467 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
13469 2009-04-14 Richard Guenther <rguenther@suse.de>
13471 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
13473 (verify_gimple_assign_binary): Likewise. Handle shifts and
13475 (verify_gimple_phi): Print the mismatched argument position.
13476 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
13478 (vect_update_init_of_dr): Likewise.
13479 * matrix-reorg.c (transform_access_sites): Do what the
13481 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
13483 2009-04-13 Michael Eager <eager@eagercon.com>
13485 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
13486 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
13487 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
13488 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
13489 remove duplicate config
13491 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
13493 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
13494 file_name:line_number type locator of the call site.
13496 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
13498 * genautomata.c: Put blank after comma.
13499 (automaton_decls): New.
13500 (struct unit_usage): Add comments to member next.
13501 (store_alt_unit_usage): Keep the list ordered.
13502 (unit_present_on_list_p, equal_alternatives_p): New.
13503 (check_regexp_units_distribution): Check units distribution
13504 correctness correctly.
13505 (main): Don't write automata if error is found. Return correct
13508 * config/m68k/cf.md (cfv4_ds): Remove.
13509 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
13510 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
13512 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
13513 power4-load-ext, power4-store, power4-store-update,
13514 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
13515 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
13516 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
13517 power4-sqrt, power4-isync): Modify reservation to make correct
13518 unit distribution to automata.
13520 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
13521 power5-store-update, power5-two, power5-three, power5-lmul,
13522 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
13524 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
13526 * except.c (pass_set_nothrow_function_flags): Set name and add
13528 (set_nothrow_function_flags): Mention in the dump file when
13529 changing a function to nothrow.
13531 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
13534 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
13535 instead of unsigned long.
13537 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
13539 * config/arm/arm.c (return_used_this_function): Remove.
13540 (arm_output_function_prologue): Remove use of
13541 return_used_this_function.
13542 (output_return_instruction): Replace use of
13543 return_used_this_function
13544 by cfun->machine->return_used_this_function.
13545 (arm_output_epilogue): Likewise.
13546 (arm_output_function_epilogue): Likewise.
13547 (thumb_unexpanded_epilogue): Likewise.
13548 * config/arm/arm.h (struct machine_function):
13549 New member return_used_this_function.
13551 2009-04-12 Mark Mitchell <mark@codesourcery.com>
13553 * doc/install.texi: Correct description of default directory for
13554 --with-gxx-include-dir.
13556 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
13558 * fold-const.c (build_range_check): Properly deal with enumeral and
13559 boolean base types.
13561 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
13563 * doc/invoke.texi (max_gcse_passes): Remove documentation.
13564 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
13565 * params.h (MAX_GCSE_PASSES): Remove.
13566 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
13567 in sequence. Remove ability to run multiple passes.
13568 (bypass_jumps): Report run as third CPROP pass.
13570 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
13572 PR middle-end/39651
13573 * except.c (can_throw_external): Look at each insn in a SEQUENCE
13574 when deciding whether the whole SEQUENCE can throw.
13576 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
13579 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
13580 offseted label references.
13582 2009-04-11 Jan Hubicka <jh@suse.cz>
13584 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
13586 2009-04-11 Richard Guenther <rguenther@suse.de>
13588 PR middle-end/39732
13589 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
13590 return variables as TREE_ADDRESSABLE.
13592 2009-04-11 Richard Guenther <rguenther@suse.de>
13594 PR tree-optimization/39713
13595 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
13596 reference trees have SSA_NAME operands.
13598 2009-04-11 Richard Guenther <rguenther@suse.de>
13601 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
13602 address expressions.
13604 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
13606 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
13607 match changes in Cygwin 1.7
13608 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
13609 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
13611 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
13613 PR tree-optimization/39701
13614 * doc/invoke.texi (Optimization Options): Document change in
13615 meaning and initialization of -fdelete-null-pointer-checks.
13617 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
13619 PR middle-end/39701
13620 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
13622 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
13625 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
13627 2009-04-10 Chao-ying Fu <fu@mips.com>
13629 * doc/tm.texi (Instruction Output): Document
13630 TARGET_ASM_FINAL_POSTSCAN_INSN.
13631 * target.h (final_postscan_insn): New field in asm_out.
13632 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
13633 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
13634 * final.c (final_scan_insn): Call
13635 targetm.asm_out.final_postscan_insn after outputting
13636 an asm macro and a normal instruction.
13638 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
13639 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
13640 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
13641 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
13642 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
13644 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
13646 PR middle-end/39701
13647 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
13648 variables as non-NULL even with -fdelete-null-pointer-checks.
13650 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
13652 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
13654 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
13657 * config/i386/i386.c (classify_argument): Handle SCmode with
13658 (bit_offset % 64) != 0.
13660 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
13662 * doc/invoke.texi (Optimize Options): Add cross-reference to
13663 -Q --help=optimizers examples.
13665 2009-04-10 Ben Elliston <bje@au.ibm.com>
13668 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
13669 regalign for the reg == fpr and TDmode case.
13671 2009-04-09 David Ayers <ayers@fsfe.org>
13674 * objc/objc-act.c (warn_with_method): Remove helper function.
13675 (check_duplicates): Call warning and inform directly.
13676 (really_start_method): Likewise.
13678 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
13680 * expmed.c (expand_divmod): Always use a comparison for a division
13681 by a large unsigned integer.
13683 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
13684 for things others than variables or functions as nonzero.
13686 2009-04-09 Nick Clifton <nickc@redhat.com>
13688 * unwind-compat.c: Change copyright header to refer to version
13689 3 of the GNU General Public License with version 3.1 of the
13690 GCC Runtime Library Exception and to point readers at the
13691 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
13692 * config/alpha/crtfastmath.c: Likewise.
13693 * config/alpha/linux-unwind.h: Likewise.
13694 * config/alpha/qrnnd.asm: Likewise.
13695 * config/alpha/vms-crt0-64.c: Likewise.
13696 * config/alpha/vms-crt0.c: Likewise.
13697 * config/alpha/vms-dwarf2.asm: Likewise.
13698 * config/alpha/vms-dwarf2eh.asm: Likewise.
13699 * config/alpha/vms-psxcrt0-64.c: Likewise.
13700 * config/alpha/vms-psxcrt0.c: Likewise.
13701 * config/alpha/vms_tramp.asm: Likewise.
13702 * config/arc/initfini.c: Likewise.
13703 * config/arc/lib1funcs.asm: Likewise.
13704 * config/arm/bpabi-v6m.S: Likewise.
13705 * config/arm/bpabi.S: Likewise.
13706 * config/arm/bpabi.c: Likewise.
13707 * config/arm/crti.asm: Likewise.
13708 * config/arm/crtn.asm: Likewise.
13709 * config/arm/ieee754-df.S: Likewise.
13710 * config/arm/ieee754-sf.S: Likewise.
13711 * config/arm/lib1funcs.asm: Likewise.
13712 * config/arm/libunwind.S: Likewise.
13713 * config/arm/linux-atomic.c: Likewise.
13714 * config/arm/mmintrin.h: Likewise.
13715 * config/arm/pr-support.c: Likewise.
13716 * config/arm/unaligned-funcs.c: Likewise.
13717 * config/arm/unwind-arm.c: Likewise.
13718 * config/arm/unwind-arm.h: Likewise.
13719 * config/avr/libgcc.S: Likewise.
13720 * config/bfin/crti.s: Likewise.
13721 * config/bfin/crtlibid.s: Likewise.
13722 * config/bfin/crtn.s: Likewise.
13723 * config/bfin/lib1funcs.asm: Likewise.
13724 * config/bfin/linux-unwind.h: Likewise.
13725 * config/cris/arit.c: Likewise.
13726 * config/cris/cris_abi_symbol.c: Likewise.
13727 * config/darwin-64.c: Likewise.
13728 * config/darwin-crt2.c: Likewise.
13729 * config/darwin-crt3.c: Likewise.
13730 * config/darwin.h: Likewise.
13731 * config/dbxelf.h: Likewise.
13732 * config/dfp-bit.c: Likewise.
13733 * config/dfp-bit.h: Likewise.
13734 * config/elfos.h: Likewise.
13735 * config/fixed-bit.c: Likewise.
13736 * config/fixed-bit.h: Likewise.
13737 * config/fp-bit.c: Likewise.
13738 * config/fp-bit.h: Likewise.
13739 * config/fr30/crti.asm: Likewise.
13740 * config/fr30/crtn.asm: Likewise.
13741 * config/fr30/lib1funcs.asm: Likewise.
13742 * config/freebsd-spec.h: Likewise.
13743 * config/frv/cmovd.c: Likewise.
13744 * config/frv/cmovh.c: Likewise.
13745 * config/frv/cmovw.c: Likewise.
13746 * config/frv/frvbegin.c: Likewise.
13747 * config/frv/frvend.c: Likewise.
13748 * config/frv/lib1funcs.asm: Likewise.
13749 * config/glibc-stdint.h: Likewise.
13750 * config/h8300/clzhi2.c: Likewise.
13751 * config/h8300/crti.asm: Likewise.
13752 * config/h8300/crtn.asm: Likewise.
13753 * config/h8300/ctzhi2.c: Likewise.
13754 * config/h8300/fixunssfsi.c: Likewise.
13755 * config/h8300/lib1funcs.asm: Likewise.
13756 * config/h8300/parityhi2.c: Likewise.
13757 * config/h8300/popcounthi2.c: Likewise.
13758 * config/i386/ammintrin.h: Likewise.
13759 * config/i386/att.h: Likewise.
13760 * config/i386/avxintrin.h: Likewise.
13761 * config/i386/biarch64.h: Likewise.
13762 * config/i386/bmmintrin.h: Likewise.
13763 * config/i386/cpuid.h: Likewise.
13764 * config/i386/cross-stdarg.h: Likewise.
13765 * config/i386/crtfastmath.c: Likewise.
13766 * config/i386/crtprec.c: Likewise.
13767 * config/i386/cygming-crtbegin.c: Likewise.
13768 * config/i386/cygming-crtend.c: Likewise.
13769 * config/i386/cygwin.asm: Likewise.
13770 * config/i386/emmintrin.h: Likewise.
13771 * config/i386/gmm_malloc.h: Likewise.
13772 * config/i386/gthr-win32.c: Likewise.
13773 * config/i386/i386.h: Likewise.
13774 * config/i386/immintrin.h: Likewise.
13775 * config/i386/linux-unwind.h: Likewise.
13776 * config/i386/linux64.h: Likewise.
13777 * config/i386/mm3dnow.h: Likewise.
13778 * config/i386/mmintrin-common.h: Likewise.
13779 * config/i386/mmintrin.h: Likewise.
13780 * config/i386/nmmintrin.h: Likewise.
13781 * config/i386/pmm_malloc.h: Likewise.
13782 * config/i386/pmmintrin.h: Likewise.
13783 * config/i386/smmintrin.h: Likewise.
13784 * config/i386/sol2-c1.asm: Likewise.
13785 * config/i386/sol2-ci.asm: Likewise.
13786 * config/i386/sol2-cn.asm: Likewise.
13787 * config/i386/sol2-gc1.asm: Likewise.
13788 * config/i386/tmmintrin.h: Likewise.
13789 * config/i386/unix.h: Likewise.
13790 * config/i386/w32-unwind.h: Likewise.
13791 * config/i386/wmmintrin.h: Likewise.
13792 * config/i386/x86-64.h: Likewise.
13793 * config/i386/x86intrin.h: Likewise.
13794 * config/i386/xmmintrin.h: Likewise.
13795 * config/ia64/crtbegin.asm: Likewise.
13796 * config/ia64/crtend.asm: Likewise.
13797 * config/ia64/crtfastmath.c: Likewise.
13798 * config/ia64/crti.asm: Likewise.
13799 * config/ia64/crtn.asm: Likewise.
13800 * config/ia64/fde-glibc.c: Likewise.
13801 * config/ia64/lib1funcs.asm: Likewise.
13802 * config/ia64/linux-unwind.h: Likewise.
13803 * config/ia64/quadlib.c: Likewise.
13804 * config/ia64/unwind-ia64.c: Likewise.
13805 * config/linux.h: Likewise.
13806 * config/m32c/m32c-lib1.S: Likewise.
13807 * config/m32c/m32c-lib2-trapv.c: Likewise.
13808 * config/m32c/m32c-lib2.c: Likewise.
13809 * config/m32r/initfini.c: Likewise.
13810 * config/m68hc11/larith.asm: Likewise.
13811 * config/m68hc11/m68hc11-crt0.S: Likewise.
13812 * config/m68k/cf.md: Likewise.
13813 * config/m68k/crti.s: Likewise.
13814 * config/m68k/crtn.s: Likewise.
13815 * config/m68k/lb1sf68.asm: Likewise.
13816 * config/m68k/linux-unwind.h: Likewise.
13817 * config/mcore/crti.asm: Likewise.
13818 * config/mcore/crtn.asm: Likewise.
13819 * config/mcore/lib1.asm: Likewise.
13820 * config/mips/linux-unwind.h: Likewise.
13821 * config/mips/loongson.h: Likewise.
13822 * config/mips/mips16.S: Likewise.
13823 * config/mmix/crti.asm: Likewise.
13824 * config/mmix/crtn.asm: Likewise.
13825 * config/pa/fptr.c: Likewise.
13826 * config/pa/hpux-unwind.h: Likewise.
13827 * config/pa/lib2funcs.asm: Likewise.
13828 * config/pa/linux-atomic.c: Likewise.
13829 * config/pa/linux-unwind.h: Likewise.
13830 * config/pa/milli64.S: Likewise.
13831 * config/pa/quadlib.c: Likewise.
13832 * config/pa/stublib.c: Likewise.
13833 * config/picochip/libgccExtras/adddi3.asm: Likewise.
13834 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
13835 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
13836 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
13837 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
13838 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
13839 * config/picochip/libgccExtras/divmod15.asm: Likewise.
13840 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
13841 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
13842 * config/picochip/libgccExtras/longjmp.asm: Likewise.
13843 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
13844 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
13845 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
13846 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
13847 * config/picochip/libgccExtras/setjmp.asm: Likewise.
13848 * config/picochip/libgccExtras/subdi3.asm: Likewise.
13849 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
13850 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
13851 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
13852 * config/rs6000/750cl.h: Likewise.
13853 * config/rs6000/altivec.h: Likewise.
13854 * config/rs6000/biarch64.h: Likewise.
13855 * config/rs6000/crtresfpr.asm: Likewise.
13856 * config/rs6000/crtresgpr.asm: Likewise.
13857 * config/rs6000/crtresxfpr.asm: Likewise.
13858 * config/rs6000/crtresxgpr.asm: Likewise.
13859 * config/rs6000/crtsavfpr.asm: Likewise.
13860 * config/rs6000/crtsavgpr.asm: Likewise.
13861 * config/rs6000/darwin-asm.h: Likewise.
13862 * config/rs6000/darwin-fallback.c: Likewise.
13863 * config/rs6000/darwin-fpsave.asm: Likewise.
13864 * config/rs6000/darwin-ldouble.c: Likewise.
13865 * config/rs6000/darwin-tramp.asm: Likewise.
13866 * config/rs6000/darwin-unwind.h: Likewise.
13867 * config/rs6000/darwin-vecsave.asm: Likewise.
13868 * config/rs6000/darwin-world.asm: Likewise.
13869 * config/rs6000/e500crtres32gpr.asm: Likewise.
13870 * config/rs6000/e500crtres64gpr.asm: Likewise.
13871 * config/rs6000/e500crtres64gprctr.asm: Likewise.
13872 * config/rs6000/e500crtrest32gpr.asm: Likewise.
13873 * config/rs6000/e500crtrest64gpr.asm: Likewise.
13874 * config/rs6000/e500crtresx32gpr.asm: Likewise.
13875 * config/rs6000/e500crtresx64gpr.asm: Likewise.
13876 * config/rs6000/e500crtsav32gpr.asm: Likewise.
13877 * config/rs6000/e500crtsav64gpr.asm: Likewise.
13878 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
13879 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
13880 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
13881 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
13882 * config/rs6000/eabi-ci.asm: Likewise.
13883 * config/rs6000/eabi-cn.asm: Likewise.
13884 * config/rs6000/eabi.asm: Likewise.
13885 * config/rs6000/linux-unwind.h: Likewise.
13886 * config/rs6000/linux64.h: Likewise.
13887 * config/rs6000/paired.h: Likewise.
13888 * config/rs6000/paired.md: Likewise.
13889 * config/rs6000/ppc64-fp.c: Likewise.
13890 * config/rs6000/ppu_intrinsics.h: Likewise.
13891 * config/rs6000/rs6000.h: Likewise.
13892 * config/rs6000/si2vmx.h: Likewise.
13893 * config/rs6000/sol-ci.asm: Likewise.
13894 * config/rs6000/sol-cn.asm: Likewise.
13895 * config/rs6000/spe.h: Likewise.
13896 * config/rs6000/spu2vmx.h: Likewise.
13897 * config/rs6000/sysv4.h: Likewise.
13898 * config/rs6000/tramp.asm: Likewise.
13899 * config/rs6000/vec_types.h: Likewise.
13900 * config/s390/linux-unwind.h: Likewise.
13901 * config/s390/tpf-unwind.h: Likewise.
13902 * config/score/crti.asm: Likewise.
13903 * config/score/crtn.asm: Likewise.
13904 * config/sh/crt1.asm: Likewise.
13905 * config/sh/crti.asm: Likewise.
13906 * config/sh/crtn.asm: Likewise.
13907 * config/sh/divtab-sh4-300.c: Likewise.
13908 * config/sh/divtab-sh4.c: Likewise.
13909 * config/sh/divtab.c: Likewise.
13910 * config/sh/lib1funcs-4-300.asm: Likewise.
13911 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
13912 * config/sh/lib1funcs.asm: Likewise.
13913 * config/sh/lib1funcs.h: Likewise.
13914 * config/sh/linux-atomic.asm: Likewise.
13915 * config/sh/linux-unwind.h: Likewise.
13916 * config/sh/shmedia.h: Likewise.
13917 * config/sh/sshmedia.h: Likewise.
13918 * config/sh/ushmedia.h: Likewise.
13919 * config/sparc/crtfastmath.c: Likewise.
13920 * config/sparc/linux-unwind.h: Likewise.
13921 * config/sparc/sol2-c1.asm: Likewise.
13922 * config/sparc/sol2-ci.asm: Likewise.
13923 * config/sparc/sol2-cn.asm: Likewise.
13924 * config/spu/divmodti4.c: Likewise.
13925 * config/spu/divv2df3.c: Likewise.
13926 * config/spu/float_disf.c: Likewise.
13927 * config/spu/float_unsdidf.c: Likewise.
13928 * config/spu/float_unsdisf.c: Likewise.
13929 * config/spu/float_unssidf.c: Likewise.
13930 * config/spu/mfc_multi_tag_release.c: Likewise.
13931 * config/spu/mfc_multi_tag_reserve.c: Likewise.
13932 * config/spu/mfc_tag_release.c: Likewise.
13933 * config/spu/mfc_tag_reserve.c: Likewise.
13934 * config/spu/mfc_tag_table.c: Likewise.
13935 * config/spu/multi3.c: Likewise.
13936 * config/spu/spu_internals.h: Likewise.
13937 * config/spu/spu_intrinsics.h: Likewise.
13938 * config/spu/spu_mfcio.h: Likewise.
13939 * config/spu/vec_types.h: Likewise.
13940 * config/spu/vmx2spu.h: Likewise.
13941 * config/stormy16/stormy16-lib2.c: Likewise.
13942 * config/svr4.h: Likewise.
13943 * config/sync.c: Likewise.
13944 * config/v850/lib1funcs.asm: Likewise.
13945 * config/vxlib-tls.c: Likewise.
13946 * config/vxlib.c: Likewise.
13947 * config/vxworks-dummy.h: Likewise.
13948 * config/xtensa/crti.asm: Likewise.
13949 * config/xtensa/crtn.asm: Likewise.
13950 * config/xtensa/ieee754-df.S: Likewise.
13951 * config/xtensa/ieee754-sf.S: Likewise.
13952 * config/xtensa/lib1funcs.asm: Likewise.
13953 * config/xtensa/lib2funcs.S: Likewise.
13954 * config/xtensa/linux-unwind.h: Likewise.
13955 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
13956 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
13957 * coretypes.h: Likewise.
13958 * crtstuff.c: Likewise.
13959 * defaults.h: Likewise.
13960 * dwarf2.h: Likewise.
13961 * emutls.c: Likewise.
13962 * gbl-ctors.h: Likewise.
13963 * gcov-io.h: Likewise.
13964 * ginclude/float.h: Likewise.
13965 * ginclude/iso646.h: Likewise.
13966 * ginclude/stdarg.h: Likewise.
13967 * ginclude/stdbool.h: Likewise.
13968 * ginclude/stddef.h: Likewise.
13969 * ginclude/stdfix.h: Likewise.
13970 * ginclude/stdint-gcc.h: Likewise.
13971 * ginclude/tgmath.h: Likewise.
13972 * gthr-aix.h: Likewise.
13973 * gthr-dce.h: Likewise.
13974 * gthr-gnat.c: Likewise.
13975 * gthr-gnat.h: Likewise.
13976 * gthr-lynx.h: Likewise.
13977 * gthr-mipssde.h: Likewise.
13978 * gthr-nks.h: Likewise.
13979 * gthr-posix.c: Likewise.
13980 * gthr-posix.h: Likewise.
13981 * gthr-posix95.h: Likewise.
13982 * gthr-rtems.h: Likewise.
13983 * gthr-single.h: Likewise.
13984 * gthr-solaris.h: Likewise.
13985 * gthr-tpf.h: Likewise.
13986 * gthr-vxworks.h: Likewise.
13987 * gthr-win32.h: Likewise.
13988 * gthr.h: Likewise.
13989 * libgcc2.c: Likewise.
13990 * libgcc2.h: Likewise.
13991 * libgcov.c: Likewise.
13992 * tsystem.h: Likewise.
13993 * typeclass.h: Likewise.
13994 * unwind-c.c: Likewise.
13995 * unwind-compat.h: Likewise.
13996 * unwind-dw2-fde-compat.c: Likewise.
13997 * unwind-dw2-fde-darwin.c: Likewise.
13998 * unwind-dw2-fde-glibc.c: Likewise.
13999 * unwind-dw2-fde.c: Likewise.
14000 * unwind-dw2-fde.h: Likewise.
14001 * unwind-dw2.c: Likewise.
14002 * unwind-dw2.h: Likewise.
14003 * unwind-generic.h: Likewise.
14004 * unwind-pe.h: Likewise.
14005 * unwind-sjlj.c: Likewise.
14006 * unwind.inc: Likewise.
14007 * config/arm/neon-gen.ml: Change generated copyright header to
14008 refer to version 3 of the GNU General Public License with
14009 version 3.1 of the GCC Runtime Library Exception and to point
14010 readers at the COPYING3 and COPYING3.RUNTIME files and the
14011 FSF's license web page.
14012 * config/arm/arm_neon.h: Regenerate.
14014 2009-04-09 Jakub Jelinek <jakub@redhat.com>
14016 * config/cris/cris.md: Change copyright header to refer to version
14017 3 of the GNU General Public License.
14018 * doc/install.texi2html: Change copyright header to refer to version
14019 3 of the GNU General Public License and to point readers at the
14020 COPYING3 file and the FSF's license web page.
14021 * config/vax/linux.h: Likewise.
14023 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
14025 * config/i386/i386.md (cmpcc): New.
14026 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
14027 (sync_compare_and_swap_cc*): Delete.
14029 * config/s390/s390.c (s390_compare_emitted): Remove.
14030 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
14031 s390_compare_emitted used to be handled. Assert that modes match.
14032 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
14033 refer to sync_compare_and_swap_ccsi.
14034 * config/s390/s390.h (s390_compare_emitted): Remove.
14035 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
14036 instead of s390_compare_emitted.
14037 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
14038 instead of s390_compare_emitted.
14039 * config/s390/s390.md (cmpcc): New.
14040 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
14041 CC_REGNUM, do not pretend it's set.
14042 (sync_compare_and_swap_cc*): Delete.
14043 * config/s390/predicates.md (cc_reg_operand): New.
14045 * expr.c (sync_compare_and_swap_cc): Delete.
14046 * optabs.h (sync_compare_and_swap_cc): Delete.
14047 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
14048 is being used with can_compare_p.
14049 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
14050 (find_cc_set): New.
14051 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
14052 look for a MODE_CC set instead. Use emit_store_flag.
14053 (expand_compare_and_swap_loop): Likewise, with some additional
14054 complication to avoid a force_reg when useless. Use
14055 emit_cmp_and_jump_insns.
14056 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
14057 * doc/md.texi (sync_compare_and_swap_cc): Merge with
14058 sync_compare_and_swap documentation.
14060 2009-04-09 Jan Hubicka <jh@suse.cz>
14062 * except.c (find_prev_try): Break out from ....
14063 (duplicate_eh_regions): ... here; properly update prev_try pointers
14064 when duplication part of tree.
14065 (dump_eh_tree): Improve dumping.
14066 (verify_eh_region): New.
14067 (verify_eh_tree): Use it.
14069 2009-04-06 Richard Guenther <rguenther@suse.de>
14071 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
14072 &ARRAY addresses by adjusting their types and prepending
14074 * tree-cfg.c (verify_gimple_assign_single): Verify that
14075 addresses are correct.
14077 2009-04-09 Richard Guenther <rguenther@suse.de>
14079 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
14080 indices into an array reference if possible.
14081 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
14082 Fold POINTER_PLUS_EXPR statements with invariant address.
14084 2009-04-09 Alan Modra <amodra@bigpond.net.au>
14087 * config.gcc (powerpc64-*-linux*): Always build biarch.
14089 2009-04-09 Joseph Myers <joseph@codesourcery.com>
14092 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
14093 it and pedwarn if this results in an INTEGER_CST.
14095 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14097 * doc/install.texi: Update minimum GMP version. Remove obsolete
14098 text in MPFR section.
14100 2009-04-08 Jakub Jelinek <jakub@redhat.com>
14102 * dwarf2out.c (class_scope_p): New static inline.
14103 (class_or_namespace_scope_p): Use it.
14104 (gen_variable_die): Use DW_TAG_member tag for static data member
14105 declarations instead of DW_TAG_variable.
14107 PR middle-end/39573
14108 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
14111 2009-04-08 Richard Guenther <rguenther@suse.de>
14113 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
14114 valueize random data.
14116 2009-04-08 David Edelsohn <edelsohn@gnu.org>
14118 * config.gcc (aix tm_file): Add aix-stdint.h.
14119 (aix tm clause use_gcc_stdint): Set to wrap.
14120 * config/rs6000/aix-stdint.h: New file.
14122 2009-04-08 Richard Guenther <rguenther@suse.de>
14124 PR middle-end/36291
14125 * tree-dfa.c (add_referenced_var): Do not recurse into
14126 global initializers.
14127 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
14129 (fold_const_aggregate_ref): Likewise.
14131 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
14133 * recog.c (ordered_comparison_operator): New.
14134 * gensupport.c (std_preds): Add it.
14135 * doc/md.texi (Machine-Independent Predicates): Document it.
14137 2009-04-08 Jan Hubicka <jh@suse.cz>
14139 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
14140 * function.h (rtl_eh): Remove exception_handler_label_map.
14141 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
14142 remove_exception_handler_label, for_each_eh_label_1): Remove.
14143 (rtl_remove_unreachable_regions): Remove.
14144 (convert_from_eh_region_ranges): Do not remove unreachable regions.
14145 (find_exception_handler_labels): Don't build the hashtable.
14146 (maybe_remove_eh_handler): Remove.
14147 (for_each_eh_label): Rewrite to walk the tree.
14148 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
14149 * except.h (maybe_remove_eh_handler): Remove.
14150 * passes.c (init_optimization_passes): Schedule second EH cleanup
14152 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
14153 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
14155 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
14157 * genoutput.c (validate_optab_operands): New.
14158 (gen_insn, gen_expand): Call it.
14160 * genflags.c (gen_insn): Detect misused iterators.
14161 (main): Pass line_no to gen_insn, exit with status 1 on error.
14163 * genextract.c (line_no): Make global.
14164 (VEC_safe_set_locstr): Change assertion to error message.
14165 (main): Exit with status 1 on error.
14167 2009-04-08 Joseph Myers <joseph@codesourcery.com>
14171 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
14172 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
14173 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
14174 * c-convert.c (convert): Do not call fold on results of conversion
14175 functions when the result is a C_MAYBE_CONST_EXPR.
14176 * c-parser.c (c_parser_postfix_expression): Do not fold condition
14177 of __builtin_choose_expr.
14178 * c-typeck.c (remove_c_maybe_const_expr): New.
14179 (build_unary_op, build_conditional_expr, build_compound_expr,
14180 build_binary_op, c_objc_common_truthvalue_conversion): Call
14181 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
14184 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
14186 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
14187 CODE to produce a new one. Add a prototype to use fold_convert_const
14189 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
14192 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
14193 mix declarations and code.
14195 2009-04-08 Ben Elliston <bje@au.ibm.com>
14197 * gcc.c: Replace `CC' with `GCC' throughout.
14199 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
14201 * doc/invoke.texi: Document Atom support.
14203 2009-04-07 Jason Merrill <jason@redhat.com>
14206 * c-common.h, c-common.c: Add flag_pretty_templates.
14207 * c-opts.c (c_common_handle_option): Set it.
14208 * c.opt: Add -fno-pretty-templates.
14209 * doc/invoke.texi (C++ Dialect Options): Likewise.
14211 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
14213 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
14214 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
14215 (ia64_expand_builtin): Likewise.
14217 2009-04-07 Martin Jambor <mjambor@suse.cz>
14219 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
14220 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
14221 ADDR_EXPRS are include too.
14223 2009-04-07 Richard Guenther <rguenther@suse.de>
14225 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
14226 decls are only used if passes as parameters or if they are
14227 local statics and the call is not to a builtin.
14228 (call_may_clobber_ref_p_1): Likewise.
14230 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
14232 * expr.c (do_store_flag): Remove last argument. Simplify code
14233 to avoid duplication of tests already done by can_compare_p.
14234 (expand_expr_real_1): Adjust caller.
14236 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
14238 * optabs.c (can_compare_p): Test the predicate of a
14239 cbranch and cstore pattern.
14241 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
14243 * expr.c (convert_move): Use emit_store_flag instead of
14246 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
14248 * config/i386/i386.c (ix86_compare_emitted): Remove.
14249 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
14250 ix86_compare_op0 like ix86_compare_emitted used to be handled.
14251 * config/i386/i386.h (ix86_compare_emitted): Remove.
14252 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
14253 instead of ix86_compare_emitted.
14254 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
14256 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
14258 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
14259 Add t-sysroot-suffix to tmake_file.
14260 * config/print-sysroot-suffix.sh: New file.
14261 * config/t-sysroot-suffix: New file.
14263 2009-04-07 Ben Elliston <bje@au.ibm.com>
14265 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
14266 as the latter produces a warning when the target does not support
14269 2009-04-07 Ben Elliston <bje@au.ibm.com>
14271 * dfp.c: Replace type punning assignments with memcpy throughout.
14272 * Makefile.in (dfp.o-warn): Remove.
14274 2009-04-07 Alan Modra <amodra@bigpond.net.au>
14277 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
14278 Include soft-fp/t-softfp after rs6000/t-linux64.
14280 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
14282 * stor-layout.c (set_sizetype): Use the full precision of their
14283 machine mode for bitsize types.
14285 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
14287 * config/i386/i386.md: Revert 2 accidental checkins.
14289 2009-04-06 Joey Ye <joey.ye@intel.com>
14290 Xuepeng Guo <xuepeng.guo@intel.com>
14291 H.J. Lu <hongjiu.lu@intel.com>
14293 Atom pipeline model, tuning and insn selection.
14294 * config.gcc (atom): Add atom config options and target.
14296 * config/i386/atom.md: New.
14298 * config/i386/i386.c (atom_cost): New cost.
14299 (m_ATOM): New macro flag.
14300 (initial_ix86_tune_features): Set m_ATOM.
14301 (x86_accumulate_outgoing_args): Likewise.
14302 (x86_arch_always_fancy_math_387): Likewise.
14303 (processor_target): Add Atom cost.
14304 (cpu_names): Add Atom cpu name.
14305 (override_options): Set Atom ISA.
14306 (ix86_issue_rate): New case PROCESSOR_ATOM.
14307 (ix86_adjust_cost): Likewise.
14309 * config/i386/i386.h (TARGET_ATOM): New target macro.
14310 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
14311 (TARGET_OPT_AGU): New target option.
14312 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
14313 (processor_type): Add PROCESSOR_ATOM.
14315 * config/i386/i386.md (cpu): Add new value "atom".
14316 (use_carry, movu): New attr.
14317 (atom.md): Include atom.md.
14318 (adddi3_carry_rex64): Set attr "use_carry".
14319 (addqi3_carry): Likewise.
14320 (addhi3_carry): Likewise.
14321 (addsi3_carry): Likewise.
14322 (*addsi3_carry_zext): Likewise.
14323 (subdi3_carry_rex64): Likewise.
14324 (subqi3_carry): Likewise.
14325 (subhi3_carry): Likewise.
14326 (subsi3_carry): Likewise.
14327 (x86_movdicc_0_m1_rex64): Likewise.
14328 (*x86_movdicc_0_m1_se): Likewise.
14329 (x86_movsicc_0_m1): Likewise.
14330 (*x86_movsicc_0_m1_se): Likewise.
14331 (*adddi_1_rex64): Emit add insn as much as possible.
14332 (*addsi_1): Likewise.
14333 (return_internal): Set atom_unit.
14334 (return_internal_long): Likewise.
14335 (return_pop_internal): Likewise.
14336 (*rcpsf2_sse): Set atom_sse_attr attr.
14337 (*qrt<mode>2_sse): Likewise.
14338 (*prefetch_sse): Likewise.
14340 * config/i386/i386-c.c (ix86_target_macros_internal): New case
14342 (ix86_target_macros_internal): Likewise.
14344 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
14345 (*prefetch_sse_rex): Likewise.
14346 (sse_rcpv4sf2): Likewise.
14347 (sse_vmrcpv4sf2): Likewise.
14348 (sse_sqrtv4sf2): Likewise.
14349 (<sse>_vmsqrt<mode>2): Likewise.
14350 (sse_ldmxcsr): Likewise.
14351 (sse_stmxcsr): Likewise.
14352 (*sse_sfence): Likewise.
14353 (sse2_clflush): Likewise.
14354 (*sse2_mfence): Likewise.
14355 (*sse2_lfence): Likewise.
14356 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
14357 (<sse>_movup<ssemodesuffixf2c>): Likewise.
14358 (avx_movdqu<avxmodesuffix>): Likewise.
14359 (avx_lddqu<avxmodesuffix>): Likewise.
14360 (sse2_movntv2di): Change attr "type" to "ssemov".
14361 (sse2_movntsi): Likewise.
14362 (rsqrtv8sf2): Change attr "type" to "sseadd".
14363 (sse3_addsubv2df3): Set attr "atom_unit".
14364 (sse3_h<plusminus_insn>v4sf3): Likewise.
14365 (*sse2_pmaddwd): Likewise.
14366 (*vec_extractv2di_1_rex64): Likewise.
14367 (*vec_extractv2di_1_avx): Likewise.
14368 (sse2_psadbw): Likewise.
14369 (ssse3_phaddwv8hi3): Likewise.
14370 (ssse3_phaddwv4hi3): Likewise.
14371 (ssse3_phadddv4si3): Likewise.
14372 (ssse3_phadddv2si3): Likewise.
14373 (ssse3_phaddswv8hi3): Likewise.
14374 (ssse3_phaddswv4hi3): Likewise.
14375 (ssse3_phsubwv8hi3): Likewise.
14376 (ssse3_phsubwv4hi3): Likewise.
14377 (ssse3_phsubdv4si3): Likewise.
14378 (ssse3_phsubdv2si3): Likewise.
14379 (ssse3_phsubswv8hi3): Likewise.
14380 (ssse3_phsubswv4hi3): Likewise.
14381 (ssse3_pmaddubsw128): Likewise.
14382 (sse3_pmaddubsw: Likewise.
14383 (ssse3_palignrti): Likewise.
14384 (ssse3_palignrdi): Likewise.
14386 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
14388 * doc/install.texi (Specific): Fix two cross-references to MinGW.
14390 2009-04-06 Richard Guenther <rguenther@suse.de>
14392 PR tree-optimization/28868
14393 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
14394 of which PHI results we inserted.
14395 (insert_into_preds_of_block): Record inserted PHIs.
14396 (eliminate): Eliminate redundant PHI nodes.
14397 (init_pre): Init inserted_phi_names.
14399 2009-04-06 Richard Guenther <rguenther@suse.de>
14401 PR tree-optimization/39643
14402 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
14403 IMAGPART_EXPRs of complex constants.
14404 (execute_fold_all_builtins): If we folded a call queue
14405 TODO_update_address_taken.
14407 2009-04-06 Jan Hubicka <jh@suse.cz>
14409 PR middle-end/39659
14410 * except.c (remove_unreachable_regions): Propagate may_contain_throw
14413 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
14415 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
14417 (ic_invalidate_array): Likewise.
14419 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
14421 * calls.c (emit_library_call_value_1): Fix a problem with parameter
14422 alignment for library calls.
14424 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
14426 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
14427 (mingw32 tm clause use_gcc_stdint): Set to wrap.
14428 * config/i386/mingw-stdint.h: New file.
14430 2009-04-05 Richard Guenther <rguenther@suse.de>
14432 PR tree-optimization/39648
14433 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
14434 our &A vs. &A[0] IL deficiencies.
14436 2009-04-04 Jan Hubicka <jh@suse.cz>
14438 * except.c (sjlj_find_directly_reachable_regions): Be ready for
14439 removed toplevel regions.
14440 (sjlj_mark_call_sites): Likewise.
14442 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
14444 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
14445 (cygwin tm clause use_gcc_stdint): Set to wrap.
14446 * config/i386/cygwin-stdint.h: New file.
14448 2009-04-04 Richard Guenther <rguenther@suse.de>
14450 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
14451 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
14452 single-argument PHIs if we are in loop-closed SSA form.
14453 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
14454 for the pre-condition.
14455 (slpeel_tree_peel_loop_to_edge): Likewise.
14456 (vect_build_loop_niters): Take an optional sequence to append stmts.
14457 (vect_generate_tmps_on_preheader): Likewise.
14458 (vect_do_peeling_for_loop_bound): Take extra guards for the
14460 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
14461 the cost model check.
14462 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
14463 guards if we are going to peel. Do not apply versioning in that case.
14464 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
14465 (vect_do_peeling_for_loop_bound): Likewise.
14466 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
14467 loop bound only record extra pre-conditions, do not apply loop
14470 2009-04-04 Richard Guenther <rguenther@suse.de>
14472 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
14475 2009-04-04 Jan Hubicka <jh@suse.cz>
14477 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
14478 last_basic_block for size of bb->index indexed array.
14479 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
14480 compute_out, link_btr_uses, build_btr_def_use_webs,
14481 build_btr_def_use_webs, migrate_btr_defs): Likewise.
14483 2009-04-04 Jan Hubicka <jh@suse.cz>
14485 * except.c (remove_eh_handler_and_replace): Break out from ...
14486 (remove_eh_handler): ... here.
14487 (bring_to_root): New function.
14488 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
14489 handled ones, bring others to root of tree.
14491 2009-04-04 Jan Hubicka <jh@suse.cz>
14493 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
14494 (all_phis_safe_to_merge): New function.
14495 (update_info): New structure.
14496 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
14497 (cleanup_empty_eh): Update SSA if possible.
14499 2009-04-04 Richard Guenther <rguenther@suse.de>
14501 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
14502 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
14503 (append_vuse): Likewise.
14505 2009-04-04 Jakub Jelinek <jakub@redhat.com>
14507 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
14508 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
14509 instead of REG_UNSAVED for DW_CFA_undefined.
14510 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
14511 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
14514 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
14517 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
14518 * testsuite/gcc.c-torture/execute/pr39501.c: New file.
14519 * testsuite/gcc.c-torture/execute/pr39501.x: New file.
14521 2009-04-04 Richard Guenther <rguenther@suse.de>
14523 PR tree-optimization/8781
14524 PR tree-optimization/37892
14525 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
14526 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
14527 (valueize_refs): Call it for *& valueizations.
14528 (shared_reference_ops_from_ref): Rename to ...
14529 (valueize_shared_reference_ops_from_ref): ... this and valueize.
14530 (shared_reference_ops_from_call): Rename to ...
14531 (valueize_shared_reference_ops_from_call): ... this and valueize.
14532 (vn_reference_lookup): Update.
14533 (visit_reference_op_call): Likewise.
14534 * tree-ssa-pre.c (phi_translate_1): Fold *&.
14535 (eliminate): Value-replace the call address in call statements.
14537 2009-04-04 Richard Guenther <rguenther@suse.de>
14539 PR tree-optimization/39636
14540 * tree-ssa-forwprop.c
14541 (forward_propagate_addr_into_variable_array_index): Check for
14542 GIMPLE_ASSIGN before accessing the rhs code.
14544 2009-04-03 Jason Merrill <jason@redhat.com>
14546 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
14548 2009-04-03 Steve Ellcey <sje@cup.hp.com>
14550 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
14551 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
14552 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
14553 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
14554 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
14555 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
14556 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
14557 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
14558 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
14559 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
14560 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
14561 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
14562 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
14563 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
14564 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
14565 Use fr_reg_or_fp01_operand instead of fr_register_operand
14567 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
14568 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
14569 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
14571 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
14573 PR rtl-optimization/39607
14574 PR rtl-optimization/39631
14578 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
14579 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
14580 instead of DF_LR_OUT.
14581 * ira-lives.c (process_bb_node_lives): Ditto.
14582 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
14583 instead of DF_LR_{OUT,IN}.
14584 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
14585 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
14587 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
14589 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
14590 (execute_lower_omp): Always run but take the short way out if -fopenmp
14592 (gate_lower_omp): Remove, forcing the pass manager to always run the
14593 pass and always set PROP_gimple_lomp.
14594 (pass_lower_omp): Remove gate function.
14595 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
14596 PROP_trees. Instead, require it.
14597 * ipa-cp.c (pass_ipa_cp): Likewise.
14598 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
14599 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
14600 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
14601 and PROP_gimple_leh.
14603 2009-04-03 Richard Guenther <rguenther@suse.de>
14605 PR middle-end/13146
14606 PR tree-optimization/23940
14607 PR tree-optimization/33237
14608 PR middle-end/33974
14609 PR middle-end/34093
14610 PR tree-optimization/36201
14611 PR tree-optimization/36230
14612 PR tree-optimization/38049
14613 PR tree-optimization/38207
14614 PR tree-optimization/38230
14615 PR tree-optimization/38301
14616 PR tree-optimization/38585
14617 PR middle-end/38895
14618 PR tree-optimization/38985
14619 PR tree-optimization/39299
14620 * tree-ssa-structalias.h: Remove.
14621 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
14622 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
14623 (struct vuse_element_d): Remove.
14624 (struct vuse_vec_d): Likewise.
14625 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
14626 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
14627 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
14628 VUSE_ELEMENT_VAR): Likewise.
14629 (struct voptype_d): Likewise.
14630 (NUM_VOP_FREE_BUCKETS): Likewise.
14631 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
14632 (struct stmt_operands_d): Remove.
14633 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
14634 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
14635 VDEF_NUM, VDEF_VECT): Likewise.
14636 (copy_virtual_operands): Remove.
14637 (operand_build_cmp): Likewise.
14638 (create_ssa_artificial_load_stmt): Likewise.
14639 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
14640 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
14641 vuse_index and mayuse_index members. Pack and move done and iter_type
14642 members to the front.
14643 (SSA_OP_VMAYUSE): Remove.
14644 (SSA_OP_VIRTUAL_USES): Adjust.
14645 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
14646 (unlink_stmt_vdef): Declare.
14647 (add_to_addressable_set): Remove.
14648 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
14649 (vrp_visit_stmt): Likewise.
14650 * doc/tree-ssa.texi (Alias analysis): Update.
14651 * doc/invoke.texi (max-aliased-vops): Remove docs.
14652 (avg-aliased-vops): Likewise.
14653 * tree-into-ssa.c (syms_to_rename): Remove.
14654 (need_to_update_vops_p): Likewise.
14655 (need_to_initialize_update_ssa_p): Rename to ...
14656 (update_ssa_initialized_fn): ... this. Track function we are
14658 (symbol_marked_for_renaming): Simplify.
14659 (add_new_name_mapping): Do not set need_to_update_vops_p.
14660 (dump_currdefs): Use SYMS_TO_RENAME.
14661 (rewrite_update_stmt): Always walk all uses/defs.
14662 (dump_update_ssa): Adjust.
14663 (init_update_ssa): Take function argument. Track what we are
14665 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
14666 (create_new_def_for): Initialize for cfun, assert we are initialized
14668 (mark_sym_for_renaming): Simplify.
14669 (mark_set_for_renaming): Do not initialize update-ssa.
14670 (need_ssa_update_p): Simplify. Take function argument.
14671 (name_mappings_registered_p): Assert we ask for the correct function.
14672 (name_registered_for_update_p): Likewise.
14673 (ssa_names_to_replace): Likewise.
14674 (release_ssa_name_after_update_ssa): Likewise.
14675 (update_ssa): Likewise. Use SYMS_TO_RENAME.
14676 (dump_decl_set): Do not print a newline.
14677 (debug_decl_set): Do it here.
14678 (dump_update_ssa): And here.
14679 * tree-ssa-loop-im.c (move_computations): Adjust.
14680 (movement_possibility): Likewise.
14681 (determine_max_movement): Likewise.
14682 (gather_mem_refs_stmt): Likewise.
14683 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
14684 or NAME_MEMORY_TAG.
14685 * tree-complex.c (update_all_vops): Remove.
14686 (expand_complex_move): Adjust.
14687 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
14688 Simplify test for memory referencing statement. Exclude
14689 non-invariant ADDR_EXPRs.
14690 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
14691 * tree-loop-distribution.c (generate_memset_zero): Adjust.
14692 (rdg_flag_uses): Likewise.
14693 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
14695 (tree_optimize_tail_calls_1): Also split the
14696 edge from the entry block if we have degenerate PHI nodes in
14697 the first basic block.
14698 * tree.c (init_ttree): Remove memory-tag related code.
14699 (tree_code_size): Likewise.
14700 (tree_node_structure): Likewise.
14701 (build7_stat): Re-write to be build6_stat.
14702 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
14703 (SSA_VAR_P): Adjust.
14704 (struct tree_memory_tag): Remove.
14705 (struct tree_memory_partition_tag): Likewise.
14706 (union tree_node): Adjust.
14707 (build7): Re-write to be build6.
14708 * tree-pass.h (pass_reset_cc_flags): Remove.
14709 (TODO_update_address_taken): New flag.
14710 (pass_simple_dse): Remove.
14711 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
14712 * params.h (MAX_ALIASED_VOPS): Remove.
14713 (AVG_ALIASED_VOPS): Likewise.
14714 * omp-low.c (expand_omp_taskreg): Update SSA form.
14715 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
14716 aliases the lhs in a copy stmt.
14717 * tree-ssa-dse.c (struct address_walk_data): Remove.
14718 (memory_ssa_name_same): Likewise.
14719 (memory_address_same): Likewise.
14720 (get_kill_of_stmt_lhs): Likewise.
14721 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
14722 unused stores. Look through PHI nodes into post-dominated regions.
14723 (dse_optimize_stmt): Simplify. Properly remove stores.
14724 (tree_ssa_dse): Compute dominators.
14725 (execute_simple_dse): Remove.
14726 (pass_simple_dse): Likewise.
14727 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
14728 gimple_loaded_syms and gimple_stored_syms computation.
14729 * toplev.c (dump_memory_report): Dump alias and pta stats.
14730 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
14731 (vn_reference_eq): Likewise.
14732 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
14733 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
14734 valueize_vuses): Remove.
14735 (get_def_ref_stmt_vuses): Simplify. Rename to ...
14736 (get_def_ref_stmt_vuse): ... this.
14737 (vn_reference_lookup_2): New function.
14738 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
14739 walking equivalent vuses. Simplify.
14740 (vn_reference_lookup): Likewise.
14741 (vn_reference_insert): Likewise.
14742 (vn_reference_insert_pieces): Likewise.
14743 (visit_reference_op_call): Simplify.
14744 (visit_reference_op_load): Likewise.
14745 (visit_reference_op_store): Likewise.
14746 (init_scc_vn): Remove shared_lookup_vuses initialization.
14747 (free_scc_vn): Remove shared_lookup_vuses freeing.
14748 (sort_vuses, sort_vuses_heap): Remove.
14749 (get_ref_from_reference_ops): Export.
14750 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
14751 vector with single vuse pointer.
14752 (vn_reference_lookup_pieces, vn_reference_lookup,
14753 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
14754 (shared_vuses_from_stmt): Remove.
14755 (get_ref_from_reference_ops): Declare.
14756 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
14757 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
14758 memory-tag related code.
14759 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
14760 (likely_value): Add comment, skip static-chain of call statements.
14761 (surely_varying_stmt_p): Adjust.
14762 (gimplify_and_update_call_from_tree): Likewise.
14763 (execute_fold_all_builtins): Do not rebuild alias info.
14764 (gimplify_and_update_call_from_tree): Properly update VOPs.
14765 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
14766 (copy_ref_info): Remove memory-tag related code.
14767 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
14768 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
14769 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
14771 * tree-ssa-dom.c (gimple_p): Remove typedef.
14772 (eliminate_redundant_computations): Adjust.
14773 (record_equivalences_from_stmt): Likewise.
14774 (avail_expr_hash): Likewise.
14775 (avail_expr_eq): Likewise.
14776 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
14777 (stmt_makes_single_load): Likewise.
14778 (stmt_makes_single_store): Likewise.
14779 * tree-ssa-alias.c: Rewrite completely.
14780 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
14781 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
14782 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
14783 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
14784 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
14785 Remove public functions.
14786 (pass_reset_cc_flags): Remove.
14787 (pass_build_alias): Move ...
14788 * tree-ssa-structalias.c (pass_build_alias): ... here.
14789 * tree-ssa-alias.c (may_be_aliased): Move ...
14790 * tree-flow-inline.h (may_be_aliased): ... here.
14791 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
14792 count_uses_and_derefs): Move ...
14793 * gimple.c: ... here.
14794 * gimple.h (count_uses_and_derefs): Declare.
14795 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
14796 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
14797 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
14798 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
14799 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
14800 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
14801 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
14803 * tree-dfa.c (refs_may_alias_p): Move ...
14804 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
14805 * tree-ssa-alias.h: New file.
14806 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
14807 (statement_sink_location): Likewise.
14808 * opts.c (decode_options): Do not adjust max-aliased-vops or
14809 avg-aliased-vops values.
14810 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
14811 (TV_CALL_CLOBBER): Likewise.
14812 (TV_FLOW_SENSITIVE): Likewise.
14813 (TV_FLOW_INSENSITIVE): Likewise.
14814 (TV_MEMORY_PARTITIONING): Likewise.
14815 (TV_ALIAS_STMT_WALK): New timevar.
14816 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
14817 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
14818 (get_address_description): Remove memory-tag related code.
14819 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
14820 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
14821 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
14822 and immediate uses in statements. Document.
14823 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
14824 (dump_symbols): Remove.
14825 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
14826 * alias.c (get_deref_alias_set): New function split out from ...
14827 (get_alias_set): ... here.
14828 * alias.h (get_deref_alias_set): Declare.
14829 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
14830 type parameter. Remove restrict pointer handling. Create a
14831 ref-all pointer in case type-based alias sets do not conflict.
14832 (vect_analyze_data_refs): Remove SMT related code.
14833 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
14834 (vectorizable_load): Likewise.
14835 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
14836 (DR_SYMBOL_TAG, DR_VOPS): Remove.
14837 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
14838 Ignore vops and SMTs.
14839 (dr_analyze_alias): Likewise..
14840 (free_data_ref): Likewise.
14841 (create_data_ref): Likewise.
14842 (analyze_all_data_dependences): Likewise.
14843 (get_references_in_stmt): Adjust.
14844 * tree-flow-inline.h (gimple_aliases_computed_p,
14845 gimple_addressable_vars, gimple_call_clobbered_vars,
14846 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
14847 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
14848 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
14849 gimple_mem_ref_stats): Remove.
14850 (gimple_vop): New function.
14851 (op_iter_next_use): Remove vuses and mayuses cases.
14852 (op_iter_next_def): Remove vdefs case.
14853 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
14854 (clear_and_done_ssa_iter): Do not set removed fields.
14855 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
14856 Assert we are not iterating over vuses or vdefs if not also
14857 iterating over uses or defs.
14858 (op_iter_init_use): Likewise.
14859 (op_iter_init_def): Likewise.
14860 (op_iter_next_vdef): Remove.
14861 (op_iter_next_mustdef): Likewise.
14862 (op_iter_init_vdef): Likewise.
14863 (compare_ssa_operands_equal): Likewise.
14864 (link_use_stmts_after): Handle vuse operand.
14865 (is_call_used): Use is_call_clobbered.
14866 (is_call_clobbered): Global variables are always call clobbered,
14867 query the call-clobbers bitmap.
14868 (mark_call_clobbered): Ignore global variables.
14869 (clear_call_clobbered): Likewise.
14870 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
14871 virtual operands sanity check.
14872 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
14874 (TARGET_MEM_REF): Remove TMR_TAG operand.
14875 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
14876 Remove call-clobber related code.
14877 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
14878 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
14879 partitions or escape reason.
14880 (get_single_def_stmt, get_single_def_stmt_from_phi,
14881 get_single_def_stmt_with_phi): Remove.
14882 (dump_referenced_vars): Tidy.
14883 (get_ref_base_and_extent): Allow bare decls.
14884 (collect_dfa_stats): Adjust.
14885 * graphite.c (rename_variables_in_stmt): Adjust.
14886 (graphite_copy_stmts_from_block): Likewise.
14887 (translate_clast): Likewise.
14888 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
14890 (translate_vuse_through_block): Use the oracle.
14891 (phi_translate_1): Adjust.
14892 (value_dies_in_block_x): Use the oracle. Cache the outcome
14894 (valid_in_sets): Check if the VUSE for
14895 a REFERENCE is available.
14896 (eliminate): Do not remove stmts during elimination,
14897 instead queue and remove them afterwards.
14898 (do_pre): Do not rebuild alias info.
14899 (pass_pre): Run TODO_rebuild_alias before PRE.
14900 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
14901 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
14902 (mark_all_v_defs_stmt): Remove.
14903 (mark_all_v_defs_seq): Adjust.
14904 (sra_replace): Likewise.
14905 (scalarize_use): Likewise.
14906 (scalarize_copy): Likewise.
14907 (scalarize_init): Likewise.
14908 (scalarize_ldst): Likewise.
14909 (todoflags): Remove.
14910 (tree_sra): Do not rebuild alias info.
14911 (tree_sra_early): Adjust.
14912 (pass_sra): Run TODO_update_address_taken before SRA.
14913 * tree-predcom.c (set_alias_info): Remove.
14914 (prepare_initializers_chain): Do not call it.
14915 (mark_virtual_ops_for_renaming): Adjust.
14916 (mark_virtual_ops_for_renaming_list): Remove.
14917 (initialize_root_vars): Adjust.
14918 (initialize_root_vars_lm): Likewise.
14919 (prepare_initializers_chain): Likewise.
14920 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
14921 (may_propagate_copy_into_stmt): Likewise.
14922 (merge_alias_info): Do nothing for now.
14923 (propagate_tree_value_into_stmt): Adjust.
14924 (stmt_may_generate_copy): Likewise.
14925 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
14926 not mark symbols for renaming.
14927 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
14928 with the same statement, make sure to update the new pointed-to one.
14929 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
14930 call statements, do not mark symbols for renaming.
14931 (mark_operand_necessary): Dump something.
14932 (ref_may_be_aliased): New function.
14933 (mark_aliased_reaching_defs_necessary_1): New helper function.
14934 (mark_aliased_reaching_defs_necessary): Likewise.
14935 (mark_all_reaching_defs_necessary_1): Likewise.
14936 (mark_all_reaching_defs_necessary): Likewise.
14937 (propagate_necessity): Do not process virtual PHIs. For
14938 non-aliased loads mark all reaching definitions as necessary.
14939 For aliased loads and stores mark the immediate dominating
14940 aliased clobbers as necessary.
14941 (visited): New global static.
14942 (perform_tree_ssa_dce): Free visited bitmap after propagating
14944 (remove_dead_phis): Perform simple dead virtual PHI removal.
14945 (remove_dead_stmt): Properly unlink virtual operands when
14947 (eliminate_unnecessary_stmts): Schedule PHI removal after
14949 * tree-ssa-ter.c (is_replaceable_p): Adjust.
14950 (process_replaceable): Likewise.
14951 (find_replaceable_in_bb): Likewise.
14952 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
14953 based on the single gimple vop.
14954 (verify_flow_insensitive_alias_info): Remove.
14955 (verify_flow_sensitive_alias_info): Likewise.
14956 (verify_call_clobbering): Likewise.
14957 (verify_memory_partitions): Likewise.
14958 (verify_alias_info): Likewise.
14959 (verify_ssa): Adjust..
14960 (execute_update_addresses_taken): Export. Update SSA
14961 manually. Optimize only when optimizing. Use a local bitmap.
14962 (pass_update_address_taken): Remove TODO_update_ssa, add
14964 (pass_update_address_taken): Just use TODO_update_address_taken.
14965 (init_tree_ssa): Do not initialize addressable_vars.
14966 (verify_ssa): Verify new VUSE / VDEF properties.
14967 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
14968 Do not call verify_alias_info.
14969 (delete_tree_ssa): Clear the VUSE, VDEF operands.
14970 Do not free the loaded and stored syms bitmaps. Reset the escaped
14971 and callused solutions. Do not free addressable_vars.
14972 Remove memory-tag related code.
14973 (warn_uninitialized_var): Aliases are always available.
14974 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
14975 * lambda-code.c (can_put_in_inner_loop): Adjust.
14976 (can_put_after_inner_loop): Likewise.
14977 (perfect_nestify): Likewise.
14978 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
14979 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
14980 (vectorizable_conversion): Do not mark symbols for renaming.
14981 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
14982 (expand_call_inline): Unlink the calls virtual operands before
14984 (tree_function_versioning): Do not call update_ssa if we are not
14985 updating clones. Simplify.
14986 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
14987 (propagate_with_phi): Likewise..
14988 * tree-outof-ssa.c (create_temp): Remove memory tag and call
14989 clobber code. Assert we are not aliased or global.
14990 * tree-flow.h: Include tree-ssa-alias.h
14991 (enum escape_type): Remove.
14992 (struct mem_sym_stats_d): Likewise.
14993 (struct mem_ref_stats_d): Likewise.
14994 (struct gimple_df): Add vop member. Remove global_var,
14995 call_clobbered_vars, call_used_vars, addressable_vars,
14996 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
14997 escaped and callused members.
14998 (struct ptr_info_def): Remove all members, add points-to solution
15000 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
15001 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
15002 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
15003 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
15004 (tree-ssa-alias.o): Likewise.
15005 (toplev.o): Add tree-ssa-alias.h
15006 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
15007 * gimple.c (gimple_set_bb): Fix off-by-one error.
15008 (is_gimple_reg): Do not handle memory tags.
15009 (gimple_copy): Also copy virtual operands.
15010 Delay updating the statement. Do not reset loaded and stored syms.
15011 (gimple_set_stored_syms): Remove.
15012 (gimple_set_loaded_syms): Likewise.
15013 (gimple_call_copy_skip_args): Copy the virtual operands
15014 and mark the new statement modified.
15015 * tree-ssa-structalias.c (may_alias_p): Remove.
15016 (set_uids_in_ptset): Take the alias set to prune with as
15017 parameter. Fold in the alias test of may_alias_p.
15018 (compute_points_to_sets): Compute whether a ptr is dereferenced
15019 in a local sbitmap.
15020 (process_constraint): Deal with &ANYTHING on the lhs, reject all
15021 other ADDRESSOF constraints on the lhs.
15022 (get_constraint_for_component_ref): Assert that we don't get
15023 ADDRESSOF constraints from the base of the reference.
15024 Properly generate UNKNOWN_OFFSET for DEREF if needed.
15025 (struct variable_info): Remove collapsed_to member.
15026 (get_varinfo_fc): Remove.
15027 (new_var_info): Do not set collapsed_to.
15028 (dump_constraint): Do not follow cycles.
15029 (dump_constraint_graph): Likewise.
15030 (build_pred_graph): Likewise.
15031 (build_succ_graph): Likewise.
15032 (rewrite_constraints): Likewise.
15033 (do_simple_structure_copy): Remove.
15034 (do_rhs_deref_structure_copy): Remove.
15035 (do_lhs_deref_structure_copy): Remove.
15036 (collapse_rest_of_var): Remove.
15037 (do_structure_copy): Re-implement.
15038 (pta_stats): New global variable.
15039 (dump_pta_stats): New function.
15040 (struct constraint_expr): Make offset signed.
15041 (UNKNOWN_OFFSET): Define special value.
15042 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
15043 (solution_set_expand): New helper function split out from ...
15044 (do_sd_constraint): ... here.
15045 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
15046 (do_ds_constraint): Likewise.
15047 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
15048 and CALLUSED = *CALLUSED.
15049 (set_union_with_increment): Make inc argument signed.
15050 (type_safe): Remove.
15051 (get_constraint_for_ptr_offset): Handle unknown and negative
15053 (first_vi_for_offset): Handle offsets before start. Bail
15054 out early for offsets beyond the variable extent.
15055 (first_or_preceding_vi_for_offset): New function.
15056 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
15057 Together with ESCAPED = *ESCAPED this properly computes reachability.
15058 (find_what_var_points_to): New function.
15059 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
15060 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
15061 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
15062 pt_solutions_intersect): New functions.
15063 (compute_call_used_vars): Remove.
15064 (compute_may_aliases): New main entry into PTA computation.
15065 * gimple.h (gimple_p): New typedef.
15066 (struct gimple_statement_base): Remove references_memory_p.
15067 (struct gimple_statement_with_memory_ops_base): Remove
15068 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
15070 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
15071 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
15072 gimple_set_references_memory): Remove.
15073 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
15074 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
15076 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
15077 (verify_expr): Allow RESULT_DECL.
15078 (gimple_duplicate_bb): Do not copy virtual operands.
15079 (gimple_duplicate_sese_region): Adjust.
15080 (gimple_duplicate_sese_tail): Likewise.
15081 (mark_virtual_ops_in_region): Remove.
15082 (move_sese_region_to_fn): Do not call it.
15083 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
15084 and pass_simple_dse.
15085 (execute_function_todo): Handle TODO_update_address_taken,
15086 call execute_update_addresses_taken for TODO_rebuild_alias.
15087 (execute_todo): Adjust.
15088 (execute_one_pass): Init dump files early.
15089 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
15091 (create_general_new_stmt): Clear vops.
15092 * tree-ssa-reassoc.c (get_rank): Adjust.
15093 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
15094 symbols for renaming.
15095 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
15096 (PARAM_AVG_ALIASED_VOPS): Likewise.
15097 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
15098 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
15099 * tree-ssa-operands.c: Simplify for new virtual operand representation.
15100 (operand_build_cmp, copy_virtual_operands,
15101 create_ssa_artificial_load_stmt, add_to_addressable_set,
15102 gimple_add_to_addresses_taken): Remove public functions.
15103 (unlink_stmt_vdef): New function.
15105 2009-04-03 Alan Modra <amodra@bigpond.net.au>
15107 * config.gcc (powerpc-*-linux*): Merge variants.
15109 2009-04-02 Chao-ying Fu <fu@mips.com>
15110 James Grosbach <james.grosbach@microchip.com>
15112 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
15113 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
15115 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
15116 keep_interrupts_masked_p, use_debug_exception_return_p.
15117 (mips_attribute_table): Add interrupt, use_shadow_register_set,
15118 keep_interrupts_masked, use_debug_exception_return.
15119 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
15120 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
15122 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
15123 (mips_print_operand): Process COP0 registers to print $0 .. $31
15124 correctly for GAS to process.
15125 (mips_interrupt_extra_call_saved_reg_p): New function.
15126 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
15128 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
15129 (mips_compute_frame_info): Add supports for interrupt context that
15130 includes doubleword accumulators and COP0 registers.
15131 (mips_for_each_saved_acc): New function.
15132 (mips_for_each_saved_gpr_and_fpr): Change the function name from
15133 mips_for_each_saved_reg.
15134 (mips_save_reg): Save accumulators.
15135 (mips_kernel_reg_p): A new for_each_rtx callback.
15136 (mips_expand_prologue): Support interrupt handlers.
15137 (mips_restore_reg): Restore accumulators.
15138 (mips_expand_epilogue): Support interrupt handlers.
15139 (mips_can_use_return_insn): Return false for interrupt handlers.
15140 (mips_epilogue_uses): New function.
15141 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
15142 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
15143 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
15144 cop0_move): New instructions.
15145 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
15146 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
15148 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
15150 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
15151 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
15152 interrupt handlers, we use K0 as the temporary register.
15153 (EPILOGUE_USES): Change to a function call.
15154 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
15155 handlers, we use K0 as the temporary register.
15157 * doc/extend.texi (Function Attributes): Document interrupt,
15158 use_shadow_register_set, keep_interrupts_masked,
15159 use_debug_exception_return for MIPS attributes.
15161 2009-04-03 Alan Modra <amodra@bigpond.net.au>
15163 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
15164 Remove a number of t-files from tmake_file.
15165 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
15166 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
15167 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
15168 target_prototype, not TARGET_PROTOTYPE.
15169 (LINK_OS_GNU_SPEC): Define.
15170 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
15171 and darwin-ldoubdle.c.
15173 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
15176 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
15177 (cpp_options): Ditto.
15178 (default_compilers): Ditto.
15179 (display_help): Ditto.
15180 (process_command): Ditto.
15181 (do_spec_1): Ditto.
15182 (set_input): Use lbasename instead of duplicate code.
15183 (save_temps_prefix): New static for -save-temps=obj.
15184 (save_temps_length): Ditto.
15186 * doc/invoke.texi (-save-temps=obj): Document new variant to
15187 -save-temps switch.
15189 2009-04-02 Jeff Law <law@redhat.com>
15191 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
15194 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
15196 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
15197 * configure: Regenerated.
15199 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
15201 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
15202 share the argument list.
15204 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
15208 2009-02-12 Diego Novillo <dnovillo@google.com>
15210 * varpool.c (debug_varpool): New.
15211 * cgraph.h (debug_varpool): Declare.
15213 2009-04-02 Jan Hubicka <jh@suse.cz>
15215 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
15218 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
15220 * config/i386/i386.c (ix86_abi): Move initialization to ...
15221 (override_options): Here.
15223 2009-04-02 Christian Bruel <christian.bruel@st.com>
15225 * config/sh/sh.c (sh_dwarf_register_span): New function.
15226 (TARGET_DWARF_REGISTER_SPAN): Define.
15227 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
15229 2009-04-02 Ira Rosen <irar@il.ibm.com>
15231 PR tree-optimization/39595
15232 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
15233 interleaved loads group is not greater than the SLP group size.
15235 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
15237 * builtins.c (is_builtin_name): New.
15238 (called_as_built_in): Use is_builtin_name.
15239 * tree.h (is_builtin_name): New.
15240 * varasm.c (incorporeal_function_p): Use is_builtin_name
15242 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
15244 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
15246 2009-04-02 Dodji Seketeli <dodji@redhat.com>
15249 * c-decl.c (clone_underlying_type): Move this ...
15250 * c-common.c (set_underlying_type): ... here.
15251 Also, make sure the function properly sets TYPE_STUB_DECL() on
15252 the newly created typedef variant type.
15253 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
15254 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
15257 2009-04-02 Richard Guenther <rguenther@suse.de>
15259 PR tree-optimization/37221
15260 * tree-flow.h (degenerate_phi_result): Declare.
15261 * tree-ssa-dom.c (degenerate_phi_result): Export.
15262 * tree-scalar-evolution.c (analyze_initial_condition): If
15263 the initial condition is defined by a degenerate PHI node
15264 use the degenerate value.
15266 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
15268 PR rtl-optimization/39588
15269 * combine.c (merge_outer_ops): Do not set the constant when this
15271 (simplify_shift_const_1): Do not modify it either in this case.
15273 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
15275 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
15276 tuning is deprecated if -mtune value is set to an Itanium1 variant.
15278 2009-04-01 Janis Johnson <janis187@us.ibm.com>
15281 * c-lex.c (interpret_float): Default (no suffix) is double.
15283 2009-04-1 Xinliang David Li <davidxl@google.com>
15285 * config/i386/i386.c (legitimate_constant_p): Recognize
15286 all one vector constant.
15288 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
15290 * config/vax/vax.c: Add #includes to silence warnings.
15291 Change #include order to silence two warnings.
15293 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
15295 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
15296 (ASM_SPEC): Pass -k to the assembler for PIC code.
15298 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
15300 * config.gcc: Add vax-*-linux* to the switch.
15301 * config/vax/linux.h: New file. (TARGET_VERSION,
15302 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
15304 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
15306 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
15307 Use predicate macros instead of GET_CODE() == foo.
15308 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
15309 ashlsi3, rotrsi3, <unnamed>): Likewise.
15311 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
15313 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
15314 jbbccihi, jbbccisi): Remova trailing whitespace.
15315 * config/vax/constraints.md: Likewise.
15316 * config/vax/elf.h: (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
15317 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
15318 * config/vax/predicates.md: Likewise.
15319 * config/vax/vax.c (print_operand_address, vax_output_int_move,
15320 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
15321 * config/vax/vax.h: Likewise.
15322 * config/vax/vax.md (nonlocal_goto): Likewise.
15324 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
15326 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
15327 (indirectable_address_p, adjacent_operands_p): Add spaces around
15329 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
15331 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
15333 * config/vax/vax.c (legitimate_constant_address_p,
15334 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
15335 index_term_p, reg_plus_index_p, legitimate_address_p,
15336 vax_mode_dependent_address_p): Update comments to match functions
15337 modified by the recent int->bool conversion.
15339 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
15341 * config/vax/builtins.md: Update copyright message.
15342 * config/vax/constraints.md: Likewise.
15343 * config/vax/netbsd-elf.h: Likewise.
15344 * config/vax/predicates.md: Likewise.
15345 * config/vax/vax-protos.h: Likewise.
15346 * config/vax/vax.c: Likewise.
15347 * config/vax/vax.h: Likewise.
15348 * config/vax/vax.md: Likewise.
15349 * config/vax/vax.opt: Likewise.
15351 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
15353 * config/vax/builtins.md (ffssi2, ffssi2_internal,
15354 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
15355 * config/vax/constraints.md (B, R): Likewise.
15356 * config/vax/predicates.md (external_memory_operand,
15357 nonimmediate_addsub_di_operand): Likewise.
15358 * config/vax/vax.c (vax_output_int_add): Likewise.
15359 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
15360 untyped_call): Likewise.
15362 2009-04-01 Matt Thomas <matt@3am-software.com>
15364 * config/vax/predicates.md: New file.
15365 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
15366 external_const_operand, nonsymbolic_operand, external_memory_operand,
15367 indirect_memory_operand, indexed_memory_operand,
15368 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
15369 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
15371 * config/vax/constraints.md: New file.
15372 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
15374 * config/vax/builtins.md: New file.
15375 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
15376 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
15378 * config/vax/vax.opt (mqmath): Add option.
15379 * config/vax/vax.md (isfx): Extend with DI.
15380 (VAXintQH, VAXintQHSD): Define.
15381 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
15382 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
15383 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
15384 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
15385 (movdi): Update constraints and use vax_output_int_move().
15386 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
15387 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
15388 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
15389 nonlocal_goto): New.
15390 (mov<mode>): Extend accepted operand types.
15391 (subdi3_old): Rename from subdi3, change update constraints and use
15392 a new implementation.
15393 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
15394 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
15395 MOVE_RATIO, CLEAR_RATIO): Define.
15396 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
15397 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
15398 (PRINT_OPERAND): Redefine using a function instead of inlined code.
15399 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
15400 (split_quadword_operands): Make static and really allow variable
15402 (print_operand_address): Update for PIC generation.
15403 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
15404 indexable_address_p, fixup_mathdi_operand,
15405 vax_expand_addsub_di_operands, adjacent_operands_p): New.
15406 (vax_float_literal, legitimate_constant_p,
15407 indirectable_constant_address_p, index_term_p,
15408 reg_plus_index_p): Return bool instead of int.
15409 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
15411 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
15413 (vax_output_conditional_branch): Indent.
15414 (legitimate_constant_address_p, indirectable_constant_address_p,
15415 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
15416 vax_mode_dependent_address_p): Return bool instead of int, update for
15418 * config/vax/vax-protos.h (legitimate_constant_address_p,
15419 legitimate_constant_p, legitimate_address_p,
15420 vax_mode_dependent_address_p): Change declaration to bool.
15421 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
15422 vax_expand_addsub_di_operands, vax_output_int_subtract,
15423 vax_output_movmemsi): Declare.
15424 (split_quadword_operands, vax_float_literal): Delete declaration.
15425 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
15426 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
15427 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
15428 ASM_OUTPUT_DWARF_PCREL): Define.
15429 (ASM_SPEC): Change definition to allow PIC generation.
15431 2009-04-01 Steve Ellcey <sje@cup.hp.com>
15433 * doc/sourcebuild.texi: Update front-end requirements.
15435 2009-04-01 Jakub Jelinek <jakub@redhat.com>
15438 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
15439 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
15440 (booldi3_internal3): Use boolean_or_operator instead of
15443 2009-04-01 Joseph Myers <joseph@codesourcery.com>
15446 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
15447 declarator whose size is not an integer constant expression but
15448 folds to an integer constant, then treat it as a constant
15451 2009-04-01 Richard Guenther <rguenther@suse.de>
15453 * fold-const.c (fold_plusminus_mult_expr): Do not fold
15454 i * 4 + 2 to (i * 2 + 1) * 2.
15456 2009-04-01 Jakub Jelinek <jakub@redhat.com>
15459 * c-parser.c (c_parser_asm_statement): Skip until close paren and
15460 return if c_parser_asm_string_literal returned NULL.
15462 2009-04-01 Nick Clifton <nickc@redhat.com>
15464 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
15466 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
15467 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
15468 other typedefs to avoid conflicts with libgcc2.c. Define labels
15469 to gain 16-bit bit-manipulation functions from libgcc2.c and then
15471 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
15472 to gain 16-bit trapping arithmetic functions from libgcc2.c and
15475 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
15477 * varasm.c (default_function_rodata_section): Declare DOT as
15480 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
15481 Andrey Galkin <agalkin@hypercom.com>
15484 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
15485 Make object_name unique for each process.
15487 2009-04-01 Jakub Jelinek <jakub@redhat.com>
15490 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
15491 addressable variables in the parallel that could go out of scope while
15492 running queued tasks.
15494 2009-04-01 Anatoly Sokolov <aesok@post.ru>
15496 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
15497 (CASE_VALUES_THRESHOLD): Redefine.
15498 * config/avr/avr.c (avr_override_options): Remove initialization of
15499 avr_case_values_threshold variable.
15500 (avr_case_values_threshold): Remove variable. Add new function.
15501 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
15502 * config/avr/avr.opt (mno-tablejump): Remove option.
15503 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
15505 2009-04-01 DJ Delorie <dj@redhat.com>
15507 * varasm.c (default_function_rodata_section): Don't assume
15508 anything about where the first '.' in the section name is.
15510 2009-04-01 Alan Modra <amodra@bigpond.net.au>
15512 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
15513 rs6000_emit_stack_tie.
15515 2009-03-31 Ian Lance Taylor <iant@google.com>
15517 * tree-eh.c (tree_remove_unreachable_handlers): Compare
15518 gimple_code with GIMPLE_RESX, not RESX.
15520 2009-03-31 Joseph Myers <joseph@codesourcery.com>
15522 * c-common.c (c_get_ident): New.
15523 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
15525 2009-04-01 Ben Elliston <bje@au.ibm.com>
15527 * config/rs6000/sysv4.opt (msdata): Improve option description.
15529 2009-03-31 Steve Ellcey <sje@cup.hp.com>
15531 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
15532 (divdf3_internal_lat): Remove.
15533 (divxf3_internal_lat): Remove.
15534 (divxf3_internal_thr): Remove.
15535 (divxf): Use divxf3_internal.
15536 * config/ia64/div.md (divsf3_internal_lat): New.
15537 (divdf3_internal_lat): New.
15538 (divxf3_internal): New.
15540 2009-03-31 Joseph Myers <joseph@codesourcery.com>
15543 * Makefile.in (USE_GCC_STDINT): Define.
15544 (stmp-int-hdrs): Install stdint.h if applicable.
15545 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
15547 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
15548 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
15549 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
15550 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
15551 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
15552 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
15553 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
15554 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
15555 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
15556 (c_common_nodes_and_builtins): Initialize
15557 underlying_wchar_type_node. Do not initialize
15558 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
15559 nodes for new types.
15560 (c_stddef_cpp_builtins): Define macros for new types.
15561 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
15563 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
15564 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
15565 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
15566 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
15567 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
15568 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
15569 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
15570 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
15571 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
15572 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
15573 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
15574 int16_type_node, int32_type_node, int64_type_node,
15575 uint8_type_node, uint16_type_node, c_uint32_type_node,
15576 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
15577 int_least32_type_node, int_least64_type_node,
15578 uint_least8_type_node, uint_least16_type_node,
15579 uint_least32_type_node, uint_least64_type_node,
15580 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
15581 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
15582 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
15583 uintptr_type_node): Define.
15584 * c-cppbuiltin.c (builtin_define_constants,
15585 builtin_define_type_minmax): New.
15586 (builtin_define_stdint_macros): Define more macros.
15587 (c_cpp_builtins): Define more limit macros.
15588 (type_suffix): New.
15589 (builtin_define_type_max): Define in terms of
15590 builtin_define_type_minmax. Remove is_long parameter. All
15592 * config.gcc (use_gcc_stdint): Define.
15593 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
15594 Add newlib-stdint.h for generic targets.
15595 * config/glibc-stdint.h, config/newlib-stdint.h,
15596 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
15597 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
15598 * config/score/score.h (UINTPTR_TYPE): Define.
15599 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
15600 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
15601 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
15602 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
15603 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
15604 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
15605 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
15606 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
15607 * config/spu/spu.h (STDINT_LONG32): Define.
15608 * configure.ac (use_gcc_stdint): Substitute.
15609 * configure: Regenerate.
15610 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
15611 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
15612 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
15613 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
15614 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
15615 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
15616 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
15617 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
15618 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
15619 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
15620 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
15621 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
15622 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
15623 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
15624 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
15625 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
15626 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
15627 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
15628 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
15629 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
15630 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
15631 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
15632 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
15633 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
15634 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
15635 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
15636 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
15637 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
15638 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
15640 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
15642 * loop-iv.c (suitable_set_for_replacement): Renamed from
15643 simplify_using_assignment; changed to return bool and to accept new
15644 args DEST and SRC. Return true iff we find a source/destination pair
15645 that can be used to make a replacement, and fill SRC and DEST if so.
15646 Remove arg ALTERED. Don't deal with altered regs here. All callers
15648 (simplify_using_initial_values): Deal with altered regs here and track
15649 more precisely the effect they have on the validity of our expression.
15651 * loop-iv.c (simplify_using_condition): A condition of the form
15652 (EQ REG CONST) can be used to simply make a substitution.
15653 (simplify_using_initial_values): Keep track of conditions we have seen
15654 and keep using them to simplify new expressions, while applying the
15655 same substitutions to them as to the expression.
15657 * simplify-rtx.c (simplify_relational_operation_1): Simplify
15658 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
15661 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
15662 changed. Use this when trying to improve the upper bound.
15663 Generate the comparison by using simplify_gen_relational.
15665 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
15667 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
15669 (simplify_using_assignment, simplify_using_initial_values): Call
15670 replace_in_expr to make replacements. Call replace_single_def_regs
15671 once on the initial version of the expression.
15673 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
15676 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
15678 2009-03-31 Richard Guenther <rguenther@suse.de>
15680 PR middle-end/31029
15681 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
15682 equality comparisons. Fold C - X CMP X if C % 2 == 1.
15684 2009-03-31 Richard Guenther <rguenther@suse.de>
15686 * tree.h (div_if_zero_remainder): Declare.
15687 * fold-const.c (div_if_zero_remainder): Export.
15688 * tree-ssa-forwprop.c
15689 (forward_propagate_addr_into_variable_array_index): Handle
15690 constant array index addition outside of the variable index.
15692 2009-03-31 Joseph Myers <joseph@codesourcery.com>
15695 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
15696 define_splits, floatunssi<mode>2): Require x87 conversions from
15697 DImode to be permitted.
15699 2009-03-31 Joseph Myers <joseph@codesourcery.com>
15701 PR preprocessor/15638
15702 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
15704 2009-03-31 Richard Guenther <rguenther@suse.de>
15706 PR middle-end/23401
15707 PR middle-end/27810
15708 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
15709 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
15710 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
15711 a separate statement.
15712 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
15713 (lookup_tmp_var): Likewise.
15714 (is_gimple_formal_tmp_or_call_rhs): Remove.
15715 (is_gimple_reg_or_call_rhs): Rename to ...
15716 (is_gimple_reg_rhs_or_call): ... this.
15717 (is_gimple_mem_or_call_rhs): Rename to ...
15718 (is_gimple_mem_rhs_or_call): ... this.
15719 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
15720 DECL_GIMPLE_REG_P only if is_formal is true.
15721 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
15722 for non-proper post-modify expression gimplification.
15723 (gimplify_self_mod_expr): For post-modify expressions gimplify
15724 the lvalue to a minimal lvalue.
15725 (rhs_predicate_for): Remove formal temp case.
15726 (gimplify_modify_expr_rhs): Likewise.
15727 (gimplify_addr_expr): Use is_gimple_reg.
15728 (gimplify_expr): Remove formal temp cases.
15729 (gimple_regimplify_operands): Likewise.
15730 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
15731 and FILTER_EXPR like constants.
15732 * gimple.c (walk_gimple_op): Fix val_only initialization, use
15734 (is_gimple_formal_tmp_rhs): Remove.
15735 (is_gimple_reg_rhs): Remove special casing.
15736 (is_gimple_mem_rhs): Fix.
15737 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
15738 (is_gimple_formal_tmp_var): Remove.
15739 (is_gimple_formal_tmp_reg): Likewise.
15740 (is_gimple_min_lval): Allow invariant component ref parts.
15741 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
15742 is_gimple_formal_tmp_reg): Remove declarations.
15743 * tree-cfg.c (verify_expr): Verify that variables with address
15744 taken do not have DECL_GIMPLE_REG_P set.
15745 * tree-mudflap.c (mf_build_check_statement_for): Use
15746 force_gimple_operand instead of gimplify_expr.
15748 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
15750 * modulo-sched.c (sms_schedule_by_order): Pass the actual
15751 schedulable rows to compute_split_row.
15753 2009-03-31 Ben Elliston <bje@au.ibm.com>
15756 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
15759 2009-03-31 Alan Modra <amodra@bigpond.net.au>
15761 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
15762 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
15763 * configure: Regenerate.
15764 * config.in: Regenerate.
15765 * config/rs6000/rs6000.opt (mtls-markers): Add.
15766 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
15767 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
15768 (tls_ld_aix, tls_ld_sysv): Likewise.
15769 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
15770 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
15772 2009-03-31 Alan Modra <amodra@bigpond.net.au>
15774 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
15776 2009-03-30 Jan Hubicka <jh@suse.cz>
15778 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
15780 (tree_remove_unreachable_handlers): Cleanup EH predecestor
15781 detection and label handling.
15783 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
15785 * ira-int.h (ira_allocno): Rename left_conflicts_num to
15786 left_conflicts_size.
15787 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
15788 ALLOCNO_LEFT_CONFLICTS_SIZE.
15790 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
15791 remove_allocno_from_bucket_and_push,
15792 allocno_spill_priority_compare, push_allocnos_to_stack,
15793 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
15794 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
15795 (setup_allocno_left_conflicts_num): Ditto. Rename to
15796 setup_allocno_left_conflicts_size.
15797 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
15798 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
15799 setup_allocno_left_conflicts_size instead of
15800 setup_allocno_left_conflicts_num.
15802 * ira-build.c (ira_create_allocno): Use
15803 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
15804 ALLOCNO_LEFT_CONFLICTS_NUM.
15806 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
15808 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
15809 instead of DF_LR_OUT.
15811 * ira-lives.c (process_bb_node_lives): Ditto.
15813 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
15814 instead of DF_LR_{OUT,IN}.
15816 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
15818 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
15820 2009-03-30 Jan Hubicka <jh@suse.cz>
15822 * except.c (label_to_region_map): Fix thinko.
15824 2009-03-30 Steve Ellcey <sje@cup.hp.com>
15826 PR middle-end/38237
15827 * tree.h (tree_find_value): New declaration.
15828 * tree.c (tree_find_value): New function.
15829 * varasm.c (assemble_external): Avoid duplicate entries on lists.
15831 2009-03-30 Jakub Jelinek <jakub@redhat.com>
15834 * c-decl.c (struct c_binding): Add locus field.
15835 (bind): Add locus argument, set locus field from it.
15836 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
15837 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
15838 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
15839 implicitly_declare, undeclared_variable, lookup_label,
15840 declare_label, c_make_fname_decl, c_builtin_function,
15841 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
15844 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
15847 * config/i386/i386.c (classify_argument): Check total size of
15850 2009-03-30 Martin Jambor <mjambor@suse.cz>
15852 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
15853 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
15854 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
15857 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
15858 seen_variable_array_ref while also traversing a union.
15860 * tree-inline.c (optimize_inline_calls): Do not call
15861 cgraph_node_remove_callees.
15862 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
15863 (pass_remove_cgraph_callee_edges): New variable.
15864 * passes.c (init_optimization_passes): Add
15865 pass_remove_cgraph_callee_edges after early inlining and before all
15866 late intraprocedural passes.
15868 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
15870 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
15872 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
15873 Fix typos in names.
15875 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
15877 * combine.c (simplify_comparison): Use have_insn_for.
15878 * dojump.c (do_jump): Likewise.
15880 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
15882 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
15883 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
15884 sparc_compare_op0 like sparc_compare_emitted used to be handled.
15885 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
15886 instead of sparc_compare_emitted.
15887 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
15888 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
15889 instead of sparc_compare_emitted.
15891 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
15893 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
15894 enter/exit cfglayout mode.
15895 (pass_partition_block): Require it.
15896 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
15897 (combine_instructions): Track basic blocks instead of labels.
15898 (update_cfg_for_uncondjump): New.
15899 (try_combine): Use it. Update jumps after rescanning.
15900 (pass_combine): Require PROP_cfglayout.
15901 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
15903 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
15905 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
15906 Provide/destroy PROP_cfglayout respectively.
15907 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
15908 * tree-pass.h (PROP_cfglayout): New.
15910 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
15912 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
15913 fold_convert_const_fixed_from_fixed,
15914 fold_convert_const_fixed_from_int,
15915 fold_convert_const_fixed_from_real, fold_negate_const): Do not
15916 set TREE_CONSTANT_OVERFLOW.
15917 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
15918 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
15920 2009-03-30 Ira Rosen <irar@il.ibm.com>
15922 * tree-vect-loop-manip.c: New file.
15923 * tree-vectorizer.c: Update documentation and included files.
15924 (vect_loop_location): Make extern.
15925 (rename_use_op): Move to tree-vect-loop-manip.c
15926 (rename_variables_in_bb, rename_variables_in_loop,
15927 slpeel_update_phis_for_duplicate_loop,
15928 slpeel_update_phi_nodes_for_guard1,
15929 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
15930 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
15931 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
15932 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
15933 find_loop_location): Likewise.
15934 (new_stmt_vec_info): Move to tree-vect-stmts.c.
15935 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
15936 get_vectype_for_scalar_type, vect_is_simple_use,
15937 supportable_widening_operation, supportable_narrowing_operation):
15939 (bb_in_loop_p): Move to tree-vect-loop.c.
15940 (new_loop_vec_info, destroy_loop_vec_info,
15941 reduction_code_for_scalar_code, report_vect_op,
15942 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
15943 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
15944 (vect_supportable_dr_alignment): Likewise.
15945 * tree-vectorizer.h (tree-data-ref.h): Include.
15946 (vect_loop_location): Declare.
15947 Reorganize function declarations according to the new file structure.
15948 * tree-vect-loop.c: New file.
15949 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
15950 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
15951 * tree-vect-data-refs.c: New file.
15952 * tree-vect-patterns.c (timevar.h): Don't include.
15953 * tree-vect-stmts.c: New file.
15954 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
15955 tree-vect-slp.c, tree-vect-loop.c.
15956 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
15957 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
15958 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
15959 (tree-vect-analyze.o): Remove.
15960 (tree-vect-transform.o): Likewise.
15961 (tree-vect-data-refs.o): Add rule.
15962 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
15963 tree-vect-slp.o): Likewise.
15964 (tree-vect-patterns.o): Remove redundant dependencies.
15965 (tree-vectorizer.o): Likewise.
15966 * tree-vect-slp.c: New file.
15968 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15970 * optc-gen.awk: Warn if an option flag has multiple different
15973 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
15975 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
15976 -floop-block): Document dependences on PPL, CLooG and Graphite.
15978 2009-03-30 Joseph Myers <joseph@codesourcery.com>
15980 PR rtl-optimization/323
15981 * c-common.c (c_fully_fold, convert_and_check,
15982 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
15983 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
15984 * c-common.def (EXCESS_PRECISION_EXPR): New.
15985 * c-cppbuiltin.c (builtin_define_float_constants): Define
15986 constants with enough digits for long double.
15987 * c-lex.c (interpret_float): Interpret constant with excess
15988 precision where appropriate.
15989 * c-opts.c (c_common_post_options): Set
15990 flag_excess_precision_cmdline. Give an error for
15991 -fexcess-precision=standard for C++ for processors where the
15992 option is significant.
15993 * c-parser.c (c_parser_conditional_expression): Handle excess
15994 precision in condition.
15995 * c-typeck.c (convert_arguments): Handle arguments with excess
15997 (build_unary_op): Move excess precision outside operation.
15998 (build_conditional_expr): Likewise.
15999 (build_compound_expr): Likewise.
16000 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
16001 (build_modify_expr): Handle excess precision in RHS.
16002 (convert_for_assignment): Handle excess precision in converted
16004 (digest_init, output_init_element, process_init_element): Handle
16005 excess precision in initializer.
16006 (c_finish_return): Handle excess precision in return value.
16007 (build_binary_op): Handle excess precision in operands and add
16008 excess precision as needed for operation.
16009 * common.opt (-fexcess-precision=): New option.
16010 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
16011 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
16012 For standard excess precision, output explicit conversion to and
16013 truncation from XFmode.
16014 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
16015 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
16016 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
16017 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
16018 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
16019 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
16020 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
16021 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
16022 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
16023 define_splits, sqrt<mode>2): Disable where appropriate for
16024 standard excess precision.
16025 * convert.c (convert_to_real): Do not shorten arithmetic to type
16026 for which excess precision would be used.
16027 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
16028 * doc/invoke.texi (-fexcess-precision=): Document option.
16029 (-mfpmath=): Correct index entry.
16030 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
16031 flag_excess_precision): New.
16032 * langhooks.c (lhd_post_options): Set
16033 flag_excess_precision_cmdline.
16034 * opts.c (common_handle_option): Handle -fexcess-precision=.
16035 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
16036 init_excess_precision): New.
16037 (lang_dependent_init_target): Call init_excess_precision.
16038 * tree.c (excess_precision_type): New.
16039 * tree.h (excess_precision_type): Declare.
16041 2009-03-30 Joseph Myers <joseph@codesourcery.com>
16044 * c-typeck.c (build_component_ref): Do not copy qualifiers from
16045 non-lvalue to component.
16047 2009-03-29 Joseph Myers <joseph@codesourcery.com>
16049 PR preprocessor/34695
16050 * Makefile.in (c-opts.o): Depend on c-tree.h.
16051 * c-common.c: Move down include of diagnostic.h.
16052 (done_lexing, c_cpp_error): New.
16053 * c-common.h (done_lexing): Declare.
16054 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
16056 * c-opts.c: Include c-tree.h.
16057 (c_common_init_options): Set preprocessor error callback.
16058 (c_common_handle_option): Do not set preprocessor
16059 inhibit_warnings, warnings_are_errors, warn_system_headers,
16060 pedantic_errors or inhibit_warnings flags.
16061 (c_common_post_options): Do not check cpp_errors (parse_in).
16062 (c_common_finish): Do not output dependencies if there were
16063 errors. Do not check return value of cpp_finish.
16064 * c-ppoutput.c (pp_file_change): Set input_location.
16065 * c-tree.h (c_cpp_error): Declare.
16066 * diagnostic.c (diagnostic_set_info_translated): Also initialize
16068 (diagnostic_build_prefix): Check override_column.
16069 * diagnostic.h (diagnostic_info): Add override_column field.
16070 (diagnostic_override_column): Define.
16072 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
16074 * c-common.c (c_expand_expr, c_staticp): Remove.
16075 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
16076 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
16077 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
16078 * c-gimplify.c (gimplify_compound_literal_expr,
16079 optimize_compound_literals_in_ctor): Remove.
16080 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
16081 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
16082 * c-semantics.c (emit_local_var): Remove.
16084 * langhooks-def.h (lhd_expand_expr): Remove.
16085 * langhooks.c (lhd_expand_expr): Remove.
16086 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
16088 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
16089 handling from c-semantics.c; don't call into langhook.
16090 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
16091 * gimplify.c (gimplify_compound_literal_expr,
16092 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
16093 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
16094 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
16095 as was done in c-gimplify.c.
16096 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
16097 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
16098 Move from c-common.h.
16099 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
16101 * tree.c (staticp): Do not call langhook.
16102 * langhooks.c (lhd_staticp): Delete.
16103 * langhooks-def.h (lhd_staticp): Delete prototype.
16104 (LANG_HOOKS_STATICP): Delete.
16105 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
16107 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
16108 instead of DECL_STMTs.
16110 2009-03-29 Joseph Myers <joseph@codesourcery.com>
16118 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
16120 (fold_call_expr): Return a NOP_EXPR from folding rather than the
16121 contained expression.
16122 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
16123 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
16124 conditional expressions for C.
16125 (decl_constant_value_for_optimization): Move from
16126 decl_constant_value_for_broken_optimization in c-typeck.c. Check
16127 whether optimizing and that the expression is a VAR_DECL not of
16128 array type instead of doing such checks in the caller. Do not
16129 check pedantic. Call gcc_unreachable for C++.
16130 * c-common.def (C_MAYBE_CONST_EXPR): New.
16131 * c-common.h (c_fully_fold, c_save_expr,
16132 decl_constant_value_for_optimization): New prototypes.
16133 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
16134 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
16135 EXPR_INT_CONST_OPERANDS): Define.
16136 * c-convert.c (convert): Strip nops from expression.
16137 * c-decl.c (groktypename): Take extra parameters expr and
16138 expr_const_operands. Update call to grokdeclarator.
16139 (start_decl): Update call to grokdeclarator. Add statement for
16140 expressions used in type of decl.
16141 (grokparm): Update call to grokdeclarator.
16142 (push_parm_decl): Update call to grokdeclarator.
16143 (build_compound_literal): Add parameter non_const and build a
16144 C_MAYBE_COSNT_EXPR if applicable.
16145 (grokdeclarator): Take extra parameters expr and
16146 expr_const_operands. Track expressions used in declaration
16147 specifiers and declarators. Fold array sizes and track whether
16148 they are constant expressions and whether they are integer
16149 constant expressions.
16150 (parser_xref_tag): Set expr and expr_const_operands fields in
16152 (grokfield): Update call to grokdeclarator.
16153 (start_function): Update call to grokdeclarator.
16154 (build_null_declspecs): Set expr and expr_const_operands fields in
16156 (declspecs_add_type): Handle expressions in typeof specifiers.
16157 * c-parser.c (c_parser_declspecs): Set expr and
16158 expr_const_operands fields for declaration specifiers.
16159 (c_parser_enum_specifier): Likewise.
16160 (c_parser_struct_or_union_specifier): Likewise.
16161 (c_parser_typeof_specifier): Likewise. Update call to
16162 groktypename. Fold expression as needed. Return expressions with
16163 type instead of adding statements.
16164 (c_parser_attributes): Update calls to c_parser_expr_list.
16165 (c_parser_statement_after_labels): Fold expression before passing
16166 to objc_build_throw_stmt.
16167 (c_parser_condition): Fold expression.
16168 (c_parser_asm_operands): Fold expression.
16169 (c_parser_conditional_expression): Use c_save_expr. Update call
16170 to build_conditional_expr.
16171 (c_parser_alignof_expression): Update call to groktypename.
16172 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
16173 original_code. Fold expression argument of va_arg. Create
16174 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
16175 argument to va_arg. Update calls to groktypename. Fold array
16176 index for offsetof. Verify that first argument to
16177 __builtin_choose_expr has integer type.
16178 (c_parser_postfix_expression_after_paren_type): Update calls to
16179 groktypename and build_compound_literal. Handle expressions with
16180 side effects in type name.
16181 (c_parser_postfix_expression_after_primary): Update call to
16182 c_parser_expr_list. Set original_code for calls to
16183 __builtin_constant_p.
16184 (c_parser_expr_list): Take extra parameter fold_p. Fold
16185 expressions if requested.
16186 (c_parser_objc_type_name): Update call to groktypename.
16187 (c_parser_objc_synchronized_statement): Fold expression.
16188 (c_parser_objc_receiver): Fold expression.
16189 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
16190 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
16191 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
16192 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
16193 (struct c_typespec): Add elements expr and expr_const_operands.
16194 (struct c_declspecs): Add elements expr and expr_const_operands.
16195 (groktypename, build_conditional_expr, build_compound_literal):
16197 (in_late_binary_op): Declare.
16198 * c-typeck.c (note_integer_operands): New function.
16199 (in_late_binary_op): New variable.
16200 (decl_constant_value_for_broken_optimization): Move to c-common.c
16201 and rename to decl_constant_value_for_optimization.
16202 (default_function_array_conversion): Do not strip nops.
16203 (default_conversion): Do not call
16204 decl_constant_value_for_broken_optimization.
16205 (build_array_ref): Do not fold result.
16206 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
16207 result when operand is a VLA.
16208 (c_expr_sizeof_type): Update call to groktypename. Handle
16209 expressions included in type name. Use C_MAYBE_CONST_EXPR for
16210 result when operand names a VLA type.
16211 (build_function_call): Update call to build_compound_literal.
16212 Only fold result for calls to __builtin_* functions. Strip
16213 NOP_EXPR from INTEGER_CST returned from such functions. Fold
16214 the function designator.
16215 (convert_arguments): Fold arguments. Update call to
16216 convert_for_assignment.
16217 (build_unary_op): Handle increment and decrement of
16218 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
16219 decrement earlier. Fold operand of increment and decrement.
16220 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
16221 built for integer operand. Wrap returns that are INTEGER_CSTs
16222 without being integer constant expressions or that have integer
16223 constant operands without being INTEGER_CSTs.
16224 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
16225 (build_conditional_expr): Add operand ifexp_bcp. Track whether
16226 result is an integer constant expression or can be used in
16227 unevaluated parts of one and avoid folding and wrap as
16228 appropriate. Fold operands before possibly doing -Wsign-compare
16230 (build_compound_expr): Wrap result for C99 if operands can be used
16231 in integer constant expressions.
16232 (build_c_cast): Update call to digest_init. Do not ignore
16233 overflow from casting floating-point constants to integers. Wrap
16234 results that could be confused with integer constant expressions,
16235 null pointer constants or floating-point constants.
16236 (c_cast_expr): Update call to groktypename. Handle expressions
16237 included in type name.
16238 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
16239 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
16240 Update calls to convert_for_assignment.
16241 (convert_for_assignment): Take new parameter
16242 null_pointer_constant. Do not strip nops or call
16243 decl_constant_value_for_broken_optimization. Set
16244 in_late_binary_op for conversions to boolean.
16245 (store_init_value): Update call to digest_init.
16246 (digest_init): Take new parameter null_pointer_constant. Do not
16247 call decl_constant_value_for_broken_optimization. pedwarn for
16248 initializers not constant expressions. Update calls to
16249 convert_for_assignment.
16250 (constructor_nonconst): New.
16251 (struct constructor_stack): Add nonconst element.
16252 (really_start_incremental_init, push_init_level, pop_init_level):
16253 Handle constructor_nonconst and nonconst element.
16254 (set_init_index): Call constant_expression_warning for array
16256 (output_init_element): Fold value. Set constructor_nonconst as
16257 applicable. pedwarn for initializers not constant expressions.
16258 Update call to digest_init. Call constant_expression_warning
16259 where constant initializers are required.
16260 (process_init_element): Use c_save_expr.
16261 (c_finish_goto_ptr): Fold expression.
16262 (c_finish_return): Fold return value. Update call to
16263 convert_for_assignment.
16264 (c_start_case): Fold switch expression.
16265 (c_process_expr_stmt): Fold expression.
16266 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
16267 ensure statement expression is not evaluated in constant expression.
16268 (build_binary_op): Track whether results are integer constant
16269 expressions or may occur in such, disable folding and wrap results
16270 as applicable. Fold operands for -Wsign-compare warnings unless
16272 (c_objc_common_truthvalue_conversion): Handle results folded to
16273 integer constants that are not integer constant expressions.
16274 * doc/extend.texi: Document when typeof operands are evaluated,
16275 that condition of __builtin_choose_expr is an integer constant
16276 expression, and more about use of __builtin_constant_p in
16279 2009-03-29 Richard Guenther <rguenther@suse.de>
16281 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
16282 propagate addresses of array references.
16284 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
16286 * regmove.c (perhaps_ends_bb_p): Remove.
16287 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
16288 from INSN and check that the main loop stays within that basic block.
16289 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
16290 (regmove_forward_pass): Split out from regmove_optimize. Use
16291 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
16292 (regmove_backward_pass): Split out from regmove_optimize. Use
16293 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
16294 (regmove_optimize): Simplify.
16296 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
16299 * config/i386/i386.c (classify_argument): Ignore flexible array
16300 member in struct and warn ABI change.
16302 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
16304 * config/i386/i386-protos.h (ix86_agi_dependent): New.
16306 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
16307 (ix86_adjust_cost): Updated.
16309 2009-03-29 Jan Hubicka <jh@suse.cz>
16311 PR middle-end/28850
16312 * tree-pass.h (pass_cleanup_eh): New function.
16313 (remove_unreachable_regions): Break code handling RTL
16314 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
16315 that can not be reached by runtime.
16316 (can_be_reached_by_runtime): New function.
16317 (label_to_region_map): New function.
16318 (num_eh_regions): New function.
16319 (rtl_remove_unreachable_regions): New function.
16320 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
16321 (remove_eh_region): New function.
16322 * except.h: Include sbitmap and vecprim.
16323 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
16324 num_eh_regions): Declare.
16325 * passes.c (init_optimization_passes): Schedule cleanup_eh.
16326 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
16327 * tree-eh.c (tree_remove_unreachable_handlers): New function.
16328 (tree_empty_eh_handler_p): New function.
16329 (cleanup_empty_eh): New function.
16330 (cleanup_eh): New function.
16331 (pass_cleanup_eh): New function.
16333 2009-03-29 Jan Hubicka <jh@suse.cz>
16335 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
16336 for removed regions.
16338 2009-03-29 Jan Hubicka <jh@suse.cz>
16340 * except.c (dump_eh_tree): Dump all datastructures.
16342 2009-03-29 Jan Hubicka <jh@suse.cz>
16344 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
16345 (duplicate_eh_regions_1): Likewise.
16346 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
16347 vector; call EH verification.
16348 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
16349 Be ready for region being removed.
16351 2009-03-29 Jan Hubicka <jh@suse.cz>
16353 * bitmap.c (bitmap_last_set_bit): New function.
16354 * bitmap.h (bitmap_last_set_bit): Declare.
16356 2009-03-29 David Ayers <ayers@fsfe.org>
16359 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
16360 by calling objc_compare_types and surpress warnings about
16361 incompatible C pointers that are compatible ObjC pointers.
16363 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
16365 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
16366 call initialize_inline_failed.
16367 (initialize_inline_failed): Move it from here ...
16368 * cgraph.c (initialize_inline_failed): ... to here.
16369 (cgraph_create_edge): Call initialize_inline_failed rather than
16370 setting inline_failed directly.
16372 2009-03-29 Ben Elliston <bje@au.ibm.com>
16375 * sysv4.opt (msdata): Improve comment.
16376 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
16377 * sysv4.h (SVR4_ASM_SPEC): Likewise.
16379 2009-03-29 Ben Elliston <bje@au.ibm.com>
16382 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
16383 load and store attributes.
16385 2009-03-29 Ben Elliston <bje@au.ibm.com>
16387 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
16388 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
16389 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
16390 * doc/extend.texi (X86 Built-in Functions): Add index entries for
16391 __builtin_infq and __builtin_huge_valq.
16393 2009-03-28 Anatoly Sokolov <aesok@post.ru>
16395 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
16397 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
16398 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
16400 2009-03-28 Xinliang David Li <davidxl@google.com>
16402 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
16403 (do_dbg_cnt): New function.
16405 2009-03-28 Jan Hubicka <jh@suse.cz>
16407 Merge from pretty-ipa:
16409 2009-03-27 Jan Hubicka <jh@suse.cz>
16411 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
16412 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
16413 * passes.c (function_called_by_processed_nodes_p): New.
16414 * ipa-pure-const.c (check_call): Fix handling of operands.
16415 (analyze_function): Dump debug output for skipped bodies.
16416 (local_pure_const): Use function_called_by_processed_nodes_p.
16417 * dwarf2out.c (reference_to_unused): Use output.
16418 * passes.c (do_per_function_toporder): Likewise.
16420 2008-11-12 Jan Hubicka <jh@suse.cz>
16422 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
16423 * ipa-pure-const.c (funct_state_d): Add can throw field; make
16424 state_set_in_source enum
16425 (check_decl): Ignore memory tags; do not set fake looping flags;
16427 (check_operand, check_tree, check_rhs_var, check_lhs_var,
16428 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
16429 (check_call, analyze_function): Rewrite.
16431 (add_new_function): Update call of analyze_function.
16432 (generate_summary): Add call of analyze_function.
16433 (propagate): Propagate can_throw; handle state_set_in_source correctly.
16434 (local_pure_const): New function.
16435 (pass_local_pure_const): New pass.
16436 * ipa-inline.c (inline_transform): Set after_inlining.
16437 * tree-eh.c (stmt_can_throw_external): New.
16438 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
16439 work with aliasing built.
16440 * tree-flow.h (stmt_can_throw_external): New.
16441 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
16442 and local pure/const pass in early and late optimization queue.
16444 2009-03-28 Martin Jambor <mjambor@suse.cz>
16446 * fold-const.c (get_pointer_modulus_and_residue): New parameter
16448 (fold_binary): Allow function decl aligment consideration is the
16449 second argument is integer constant one.
16450 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
16451 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
16452 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
16454 2009-03-28 Jan Hubicka <jh@suse.cz>
16456 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
16457 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
16458 * function.h (rtl_data): Add nothrow flag.
16459 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
16460 set DECL_NOTHROW for AVAILABLE functions.
16462 2009-03-28 Jakub Jelinek <jakub@redhat.com>
16464 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
16465 following vector keyword has expansion starting with pixel or bool
16466 keyword, expand vector to __vector and pixel or bool to __pixel or
16470 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
16471 warn_if_disallowed_function_p): Removed.
16472 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
16473 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
16474 warning_if_disallowed_function_p.
16475 * flags.h (warn_if_disallowed_function_p,
16476 warn_disallowed_functions): Removed.
16477 * common.opt (Wdisallowed-function-list=): Removed.
16478 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
16480 2009-03-28 Richard Guenther <rguenther@suse.de>
16482 PR tree-optimization/38723
16483 * tree-ssa-pre.c (compute_avail): Add all default definitions to
16486 2009-03-28 Jan Hubicka <jh@suse.cz>
16488 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
16489 test introduced by my previous patch.
16491 2009-03-28 Richard Guenther <rguenther@suse.de>
16493 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
16494 the PHIs value undefined.
16496 2009-03-28 Jan Hubicka <jh@suse.cz>
16498 * tree-pass.h (pass_fixup_cfg): New pass.
16499 * ipa-inline.c (inline_transform): Set
16500 always_inline_functions_inlined/after_inlining.
16501 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
16502 (pass_fixup_cfg): New pass.
16503 * passes.c (init_optimization_passes): Add fixup_cfg.
16505 2009-03-28 Richard Guenther <rguenther@suse.de>
16507 PR tree-optimization/38458
16508 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
16509 argument use the arguments copy-of value.
16511 2009-03-28 Richard Guenther <rguenther@suse.de>
16513 PR tree-optimization/38180
16514 * tree-ssa-ccp.c (get_default_value): Simplify.
16515 (likely_value): Likewise.
16516 (surely_varying_stmt_p): Properly handle VOP case.
16517 (ccp_initialize): Likewise.
16518 (ccp_fold): Handle propagating through *&.
16519 (fold_const_aggregate_ref): Also handle decls.
16521 2009-03-28 Jan Hubicka <jh@suse.cz>
16523 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
16524 * cgraph.h (cgraph_node): Likewise.
16525 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
16526 (cgraph_reset_node): Use process flag.
16527 (cgraph_mark_functions_to_output): Likewise.
16528 (cgraph_expand_function): Likewise.
16529 (cgraph_expand_all_functions): Likewise.
16530 (cgraph_output_in_order): Likewise.
16531 * dwarf2out.c (reference_to_unused): Likewise.
16532 * passes.c do_per_function_toporder): Likewise.
16534 2009-03-28 Jan Hubicka <jh@suse.cz>
16536 Bring from lto-branch:
16538 2008-09-03 Doug Kwan <dougkwan@google.com>
16540 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
16541 enums instead of reason strings.
16542 * cgraph.c (cgraph_create_edge): Same.
16543 (cgraph_inline_failed_string): New function.
16544 * cgraph.h (cgraph_inline_failed_t): New enum type.
16545 (cgraph_inline_failed_string): New prototype.
16546 (struct cgraph_edge): Change type of INLINED_FAILED from constant
16547 char pointer to cgraph_inline_failed_t.
16548 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
16549 (cgraph_default_inline_p): Ditto.
16550 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
16551 to cgraph_inline_failed_t pointer.
16552 * cif-code.def: New file.
16553 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
16555 (cgraph_check_inline_limits): Change type of REASON to pointer to
16556 cgraph_inline_failed_t. Replace reason strings with enums.
16557 (cgraph_default_inline_p): Ditto.
16558 (cgraph_recursive_inlining_p): Ditto.
16559 (update_caller_keys): Change type of FAILED_REASON to
16560 cgraph_inline_failed_t.
16561 (cgraph_set_inline_failed): Change type of REASON to pointer to
16562 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
16563 convert enums to strings for text output.
16564 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
16565 to be of type cgraph_inline_failed_t. Replace reason strings with
16566 enums. Call cgraph_inline_failed_string to covert enums
16567 to strings for text output.
16568 (cgraph_decide_inlining): Replace reason strings with enums.
16569 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
16570 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
16572 * tree-inline.c (expand_call_inline): Change type of REASON
16573 to cgraph_inline_failed_t. Replace reason strings with enums.
16574 Call cgraph_inline_failed_string for text output.
16575 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
16578 2009-03-28 Jan Hubicka <jh@suse.cz>
16580 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
16581 cgraph_clone_node): Remove master clone handling.
16582 (cgraph_is_master_clone, cgraph_master_clone): Remove.
16583 * cgraph.h (master_clone): Remove.
16584 (cgraph_is_master_clone, cgraph_master_clone): Remove.
16585 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
16586 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
16588 2009-03-28 Jan Hubicka <jh@suse.cz>
16590 * cgraph.c (cgraph_function_body_availability): Functions declared
16591 inline are always safe to assume that it is not going to be replaced.
16593 2009-03-28 Richard Guenther <rguenther@suse.de>
16595 PR tree-optimization/38513
16596 * tree-ssa-pre.c (eliminate): Remove redundant stores.
16597 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
16598 EXC_PTR_EXPR and FILTER_EXPR.
16599 (get_ref_from_reference_ops): Likewise.
16601 2009-03-28 Richard Guenther <rguenther@suse.de>
16603 PR tree-optimization/38968
16604 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
16605 Use FLOOR_MOD_EXPR to compute misalignment.
16607 2009-03-28 Richard Guenther <rguenther@suse.de>
16609 PR tree-optimization/37795
16610 * tree.h (combine_comparisons): Declare.
16611 * fold-const.c (combine_comparisons): Export.
16612 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
16614 (ifcombine_iforif): Use combine_comparisons.
16616 2009-03-28 Jan Hubicka <jh@suse.cz>
16618 * tree-eh.c (inlinable_call_p): New function.
16619 (make_eh_edges): Use it.
16620 (verify_eh_edges): Use it.
16621 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
16622 * except.c (reachable_next_level): Add inlinable_function argument
16623 (sjlj_find_directly_reachable_regions): Update.
16624 (add_reachable_handler): Do not set saw_any_handlers.
16625 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
16626 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
16627 Add new inlinable call parameter.
16628 (can_throw_internal, can_throw_external): Update.
16629 * except.h (can_throw_internal_1, can_throw_external_1,
16630 foreach_reachable_handler): Update declaration.
16632 2009-03-28 Joseph Myers <joseph@codesourcery.com>
16634 * config/arm/t-arm-coff, config/h8300/coff.h,
16635 config/i386/i386-aout.h, config/i386/i386-coff.h,
16636 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
16637 config/pdp11/2bsd.h, config/rs6000/aix41.h,
16638 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
16639 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
16640 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
16641 sys-types.h: Remove.
16642 * Makefile.in: Remove protoize and fixproto support and references
16644 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
16645 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
16647 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
16648 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
16649 unprotoize$(exeext).
16650 (rest.encap): Don't depend on $(STMP_FIXPROTO)
16651 (.PHONY): Don't depend on proto.
16652 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
16653 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
16654 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
16655 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
16656 build/gen-protos.o, build/scan.o, xsys-protos.h,
16657 build/fix-header$(build_exeext), build/fix-header.o,
16658 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
16659 stmp-install-fixproto): Remove.
16660 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
16661 SYSCALLS.c or fixproto files.
16662 (install-common): Don't install protoize.
16663 (install-headers-tar, install-headers-cpio, install-headers-cp):
16664 Don't depend on $(STMP_FIXPROTO).
16665 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
16666 install fixproto files or write out fixproto settings.
16667 (uninstall): Don't uninstall protoize.
16668 * config.gcc (use_fixproto): Remove.
16669 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
16670 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
16671 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
16672 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
16673 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
16674 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
16675 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
16676 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
16677 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
16678 * config/t-vxworks (STMP_FIXPROTO): Remove.
16679 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
16680 STMP_FIXPROTO): Remove.
16681 * config.in, configure: Regenerate.
16682 * crtstuff.c (gid_t, uid_t): Don't undefine.
16683 * doc/install.texi: Change m68k-coff to m68k-elf in example.
16684 (arm-*-coff, arm-*-aout: Remove target entries.
16685 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
16686 Remove mention of AIX 4.1.
16687 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
16688 * doc/invoke.texi (Running Protoize): Remove.
16689 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
16690 (Protoize Caveats): Remove.
16691 * tsystem.h: Update comments on headers assumed to exist.
16693 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
16695 * genautomata.c: Add a new year to the copyright. Add a new
16697 (struct insn_reserv_decl): Add comments for member bypass_list.
16698 (find_bypass): Remove.
16699 (insert_bypass): New.
16700 (process_decls): Use insert_bypass.
16701 (output_internal_insn_latency_func): Output all bypasses with the
16702 same input insn in one switch case.
16704 * rtl.def (define_bypass): Describe bypass choice.
16705 * doc/md.texi (define_bypass): Ditto.
16707 2009-03-27 Richard Guenther <rguenther@suse.de>
16709 * gimplify.c (mark_addressable): Export.
16710 * tree-flow.h (mark_addressable): Declare.
16711 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
16712 * tree-ssa.c (verify_phi_args): Verify that address taken
16713 variables have TREE_ADDRESSABLE set.
16715 2009-03-27 Richard Guenther <rguenther@suse.de>
16717 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
16718 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
16719 Do not mark decls TREE_ADDRESSABLE.
16720 (build_fold_addr_expr): Adjust.
16721 (fold_addr_expr): Remove.
16722 (fold_unary): Use build_fold_addr_expr.
16723 (fold_comparison): Likewise.
16724 (split_address_to_core_and_offset): Likewise.
16725 * coverage.c (tree_coverage_counter_addr): Mark the array decl
16727 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
16728 (gimplify_modify_expr_to_memcpy): Mark source and destination
16730 * omp-low.c (create_omp_child_function): Mark the object decl
16732 (lower_rec_input_clauses): Mark the var we take the address of
16734 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
16736 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
16738 PR middle-end/39315
16739 * cfgexpand.c (expand_one_stack_var_at): Change alignment
16740 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
16742 2009-03-27 Richard Guenther <rguenther@suse.de>
16744 PR tree-optimization/39120
16745 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
16747 (handle_lhs_call): Process return constraints. Add escape
16748 constraints if necessary.
16749 (handle_const_call): Fill out return constraints. Make nested
16750 case more precise. Avoid consttmp if possible.
16751 (handle_pure_call): Fill out return constraints. Avoid
16752 callused if possible.
16753 (find_func_aliases): Simplify call handling.
16755 2009-03-27 Richard Guenther <rguenther@suse.de>
16757 PR tree-optimization/39120
16758 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
16759 as a representative.
16760 (solve_graph): Do propagate CALLUSED.
16761 (handle_pure_call): Use a scalar constraint from CALLUSED for
16763 (find_what_p_points_to): CALLUSED shall not appear in poins-to
16766 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
16769 * c-common.c (handle_aligned_attribute): Properly check alignment
16770 overflow. Use (1U << i) instead of (1 << i).
16772 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
16774 * expr.h (get_mem_align_offset): Updated.
16776 * tree.h (tree_decl_common): Change align to "unsigned int" and
16777 move it before pointer_alias_set.
16779 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
16780 Jakub Jelinek <jakub@redhat.com>
16783 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
16784 gr_register_operand with gr_reg_or_0_operand.
16785 (cmpxchg_rel_di): Likewise.
16786 (sync_lock_test_and_set<mode>): Likewise.
16788 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
16790 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
16791 (true_regnum): Likewise.
16793 * rtlanal.c (subreg_info): Moved to ...
16794 * rtl.h (subreg_info): Here. New.
16795 (subreg_get_info): New.
16797 * rtlanal.c (subreg_get_info): Make it extern.
16799 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
16802 * config/i386/i386.c (ix86_abi): New.
16803 (override_options): Handle -mabi=.
16804 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
16805 (ix86_call_abi_override): Likewise.
16806 (init_cumulative_args): Likewise.
16807 (function_arg_advance): Likewise.
16808 (function_arg_64): Likewise.
16809 (function_arg): Likewise.
16810 (ix86_pass_by_reference): Likewise.
16811 (ix86_function_value_regno_p): Likewise.
16812 (ix86_build_builtin_va_list_abi): Likewise.
16813 (setup_incoming_varargs_64): Likewise.
16814 (is_va_list_char_pointer): Likewise.
16815 (ix86_init_machine_status): Likewise.
16816 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
16817 (ix86_function_type_abi): Return enum calling_abi. Rewrite
16818 for 64bit. Replace DEFAULT_ABI with ix86_abi.
16819 (ix86_function_abi): Make it static and return enum calling_abi.
16820 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
16822 (ix86_fn_abi_va_list): Updated.
16824 * config/i386/i386.h (ix86_abi): New.
16825 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
16826 (CONDITIONAL_REGISTER_USAGE): Likewise.
16827 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
16828 (machine_function): Likewise.
16830 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
16832 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
16833 (STACK_BOUNDARY): Likewise.
16834 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
16836 * config/i386/i386.opt (mabi=): New.
16838 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
16839 return enum calling_abi.
16840 (ix86_function_type_abi): Likewise.
16841 (ix86_function_abi): Removed.
16843 * doc/invoke.texi: Document -mabi= option for x86.
16845 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16847 * builtins.c (real_dconstp): Delete.
16848 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
16850 2009-03-27 Dodji Seketeli <dodji@redhat.com>
16851 Jakub Jelinek <jakub@redhat.com>
16854 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
16855 (gen_subprogram_die): When a function is explicit, generate the
16856 DW_AT_explicit attribute.
16857 * langhooks.h (struct lang_hooks_for_decls): Add
16858 function_decl_explicit_p langhook.
16859 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
16860 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
16862 2009-03-27 Jakub Jelinek <jakub@redhat.com>
16864 * builtins.c (fold_builtin_memory_op): Optimize memmove
16865 into memcpy if we can prove source and destination don't overlap.
16867 * tree-inline.c: Include gt-tree-inline.h.
16868 (clone_fn_id_num): New variable.
16869 (clone_function_name): New function.
16870 (tree_function_versioning): Use it.
16871 * Makefile.in (GTFILES): Add tree-inline.c.
16873 2009-03-27 Mark Mitchell <mark@codesourcery.com>
16875 * BASE-VER: Change to 4.5.0.
16877 2009-03-27 Xinliang David Li <davidxl@google.com>
16879 PR tree-optimization/39557
16880 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
16882 2009-03-27 Xinliang David Li <davidxl@google.com>
16884 PR tree-optimization/39548
16885 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
16888 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
16890 * c-common.c (pointer_int_sum): Use %wd on return from
16893 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
16895 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
16896 on return from tree_low_cst.
16898 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
16901 * ginclude/stdarg.h (va_copy): Define also for
16902 __GXX_EXPERIMENTAL_CXX0X__.
16904 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16907 * builtins.h (c_strlen): Do not warn here.
16908 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
16909 * c-common.c (pointer_int_sum): Take an explicit location.
16910 Warn about offsets out of bounds.
16911 * c-common.h (pointer_int_sum): Adjust declaration.
16913 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16915 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
16918 2009-03-26 Jakub Jelinek <jakub@redhat.com>
16921 * opts.c (warn_if_disallowed_function_p): Don't assume
16922 get_callee_fndecl must return non-NULL.
16924 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
16926 PR rtl-optimization/39522
16927 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
16928 when reg_reloaded_valid is set.
16930 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
16932 * config/spu/divv2df3.c: New file.
16933 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
16934 (DPBIT_FUNCS): Filter out _div_df.
16936 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
16938 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
16939 a jump insn, count that jump in the distance to the loop start.
16941 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
16944 * config/sh/sh.c (calc_live_regs): Fix condition for global
16945 registers except PIC_OFFSET_TABLE_REGNUM.
16947 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
16950 * doc/invoke.texi (-mconsole): New.
16952 (-mno-cygwin): New.
16954 (-mnop-fun-dllimport): New.
16958 (sub section "i386 and x86-64 Windows Options"): New.
16960 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
16962 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
16963 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
16965 2009-03-25 Richard Guenther <rguenther@suse.de>
16967 PR middle-end/39497
16968 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
16971 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
16973 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
16974 neither of haifa/selective schedulers are working.
16976 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16978 * doc/invoke.texi (Debugging Options): Fix description of
16979 -fno-merge-debug-strings.
16981 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
16983 * config/cris/libgcc.ver: New version-script.
16984 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
16986 * configure.ac <GAS features, nop mnemonic>: Add pattern
16987 crisv32-*-* for "nop".
16988 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
16989 * configure: Regenerate.
16991 2009-03-24 Ira Rosen <irar@il.ibm.com>
16993 PR tree-optimization/39529
16994 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
16995 mark_sym_for_renaming for the tag copied to the new vector
16998 2009-03-24 Arthur Loiret <aloiret@debian.org>
17000 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
17001 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
17002 EXTRA_SPEC_FUNCTIONS.
17003 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
17004 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
17005 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
17006 -march and -mtune options.
17008 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
17010 * config/m68k/t-rtems: Add m5329 multilib.
17012 2009-03-24 Dodji Seketeli <dodji@redhat.com>
17013 Jakub Jelinek <jakub@redhat.com>
17016 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
17019 2009-03-23 Jakub Jelinek <jakub@redhat.com>
17022 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
17023 instead of c_parser_expression_conv, if original_code isn't one of the
17024 4 allowed comparison codes, fail.
17026 2009-03-23 Richard Guenther <rguenther@suse.de>
17028 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
17029 * tree.h (struct tree_type): Likewise.
17030 * reload.h (struct insn_chain): Likewise.
17031 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
17032 * function.h (struct function): Likewise.
17033 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
17035 2009-03-23 Jakub Jelinek <jakub@redhat.com>
17037 PR tree-optimization/39516
17038 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
17040 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
17042 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
17043 should be set true if BITS_PER_WORD of target is bigger than 32
17045 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
17047 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
17048 Translate -B-options to -rpath-link. Correct existing
17049 rpath-link and conditionalize on !nostdlib.
17051 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17053 * doc/extend.texi (Function Attributes, Variable Attributes):
17055 * doc/invoke.texi (Debugging Options, Optimize Options)
17056 (i386 and x86-64 Options, MCore Options): Likewise.
17058 2009-03-20 Jakub Jelinek <jakub@redhat.com>
17061 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
17062 it for block local namespace aliases.
17063 (gen_decl_die): Pass context_die to gen_namespace_die.
17065 2009-03-19 Jakub Jelinek <jakub@redhat.com>
17068 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
17069 minimum or maximum value.
17071 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
17073 * reginfo.c (globalize_reg): Recompute derived reg sets.
17075 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
17078 * libgcc2.c (mprotect): Do not use signed arguments for
17079 VirtualProtect, use DWORD arguments. Also fix the 'may
17080 be used uninitialized' warning for the np variable.
17082 2009-03-19 Jakub Jelinek <jakub@redhat.com>
17085 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
17086 functions using regparm calling conventions when not optimizing.
17087 (ix86_function_sseregparm): Similarly for sseregparm calling
17090 2009-03-19 Li Feng <nemokingdom@gmail.com>
17092 PR middle-end/39500
17093 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
17094 dependence if the first conflict is after niter iterations.
17096 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
17098 PR middle-end/38609
17099 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
17100 functions with dynamic stack-pointer adjustments.
17102 2009-03-19 Ben Elliston <bje@au.ibm.com>
17104 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
17105 option; change to -msdata=data.
17107 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17109 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
17112 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
17115 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
17117 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
17119 * doc/invoke.texi (Code Gen Options): Expand discussion of
17122 2009-03-18 Jakub Jelinek <jakub@redhat.com>
17124 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
17125 * matrix-reorg.c (struct matrix_info): Likewise.
17126 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
17127 * rtl.h (struct mem_attrs): Likewise.
17128 * df.h (struct df): Likewise.
17129 * tree-data-ref.h (struct data_dependence_relation): Likewise.
17130 * ira-int.h (struct ira_allocno): Likewise.
17131 * df-scan.c (struct df_collection_rec): Likewise.
17132 * ira.c (struct equivalence): Likewise.
17133 * function.c (struct temp_slot): Likewise.
17134 * cfgloop.h (struct loop): Likewise.
17137 * function.c (use_register_for_decl): When not optimizing, disregard
17138 register keyword for variables with types containing methods.
17140 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
17142 PR middle-end/39447
17143 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
17144 (is_simple_operand): Call contains_component_ref_p before calling data
17145 reference analysis that would fail on COMPONENT_REFs.
17147 * tree-vrp.c (search_for_addr_array): Fix formatting.
17149 2009-03-18 Richard Guenther <rguenther@suse.de>
17151 * tree-vect-transform.c (vect_loop_versioning): Fold the
17152 generated comparisons.
17153 * tree-vectorizer.c (set_prologue_iterations): Likewise.
17154 (slpeel_tree_peel_loop_to_edge): Likewise.
17156 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17158 PR middle-end/37805
17159 * opts.c (print_specific_help): In addition to `undocumented',
17160 accept `separate' and `joined' flags if passed alone. Describe
17161 output by the first matched one of those.
17162 (common_handle_option): Skip over empty strings.
17163 * gcc.c (display_help): Fix help string for `--help='.
17164 * doc/invoke.texi (Option Summary, Overall Options): With
17165 `--help=', classes and qualifiers can both be repeated, but
17166 only the latter can be negated. One should not pass only
17167 negated qualifiers. Fix markup and examples.
17170 2008-10-14 Jakub Jelinek <jakub@redhat.com>
17171 PR middle-end/37805
17172 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
17173 and -fhelp=separate.
17175 2009-03-17 Jing Yu <jingyu@google.com>
17177 PR middle-end/39378
17178 * function.h (struct rtl_data): Move is_thunk from here...
17179 (struct function): ...to here.
17180 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
17181 * varasm.c (assemble_start_function): Change is_thunk from crtl to
17183 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
17185 (alpha_does_function_need_gp, alpha_start_function): Likewise.
17186 (alpha_output_function_end_prologue): Likewise.
17187 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
17188 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
17189 (rs6000_output_function_epilogue): Likewise.
17190 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
17192 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
17195 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
17196 from different units in a single alternative.
17197 (*truncdfsf_i387): Ditto.
17198 (*truncxfsf2_mixed): Ditto.
17199 (*truncxfdf2_mixed): Ditto.
17201 2009-03-17 Jakub Jelinek <jakub@redhat.com>
17203 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
17204 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
17207 * tree-ssa-live.c (remove_unused_locals): Don't remove local
17208 unused non-artificial variables when not optimizing.
17211 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
17212 DW_TAG_imported_module even if decl is IMPORTED_DECL with
17213 NAMESPACE_DECL in its DECL_INITIAL.
17215 PR middle-end/39443
17216 * optabs.c (set_user_assembler_libfunc): New function.
17217 * expr.h (set_user_assembler_libfunc): New prototype.
17218 * c-common.c: Include libfuncs.h.
17219 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
17220 for memcmp, memset, memcpy, memmove and abort.
17221 * Makefile.in (c-common.o): Depend on libfuncs.h.
17224 * dwarf2out.c (gen_inlined_enumeration_type_die,
17225 gen_inlined_structure_type_die, gen_inlined_union_type_die,
17226 gen_tagged_type_instantiation_die): Removed.
17227 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
17230 2009-03-17 Janis Johnson <janis187@us.ibm.com>
17233 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
17235 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
17236 (check-parallel-%): Ditto.
17237 (check-consistency): Ditto.
17239 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
17241 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
17242 local variable rhs by NULL_TREE.
17244 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
17247 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
17249 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
17252 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
17254 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
17257 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
17258 for ms->sysv ABI calls only in 64bit mode.
17260 * config/i386/i386.md (untyped_call): Support 32bit.
17262 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
17264 * doc/extend.texi: Replace x86_65 with x86_64.
17266 2009-03-16 Jakub Jelinek <jakub@redhat.com>
17268 PR tree-optimization/39455
17269 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
17270 mismatches for POINTER_TYPE_P (type).
17271 (number_of_iterations_le): Likewise.
17273 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
17275 * config/picochip/picochip.c: Removed profiling support.
17276 * config/picochip/picochip.md: Removed profiling instruction.
17277 * config/picochip/picochip.h: Removed profiling builtin.
17279 2009-03-16 Joseph Myers <joseph@codesourcery.com>
17281 * doc/install.texi (--with-host-libstdcxx): Document.
17283 2009-03-14 Anatoly Sokolov <aesok@post.ru>
17286 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
17287 generate a warning if the function name does not begin with
17288 "__vector" and the function has either the 'signal' or 'interrupt'
17289 attribute, from here to ...
17290 (avr_declare_function_name): ...here. New function.
17291 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
17292 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
17294 2009-03-14 Jakub Jelinek <jakub@redhat.com>
17297 * cse.c (fold_rtx): Don't modify original const_arg1 when
17298 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
17299 separate variable instead.
17300 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
17301 from out of range shift counts.
17302 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
17304 2009-03-13 Catherine Moore <clm@codesourcery.com>
17306 * config/i386/x-mingw32 (host-mingw32.o): Replace
17307 diagnostic.h with $(DIAGNOSTIC_H).
17309 2009-03-12 Jakub Jelinek <jakub@redhat.com>
17312 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
17314 * config/i386/sync.md (sync_compare_and_swap<mode>,
17315 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
17316 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
17318 (sync_double_compare_and_swapdi_pic,
17319 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
17320 cmpxchg8b_pic_memory_operand instead of just memory_operand.
17322 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
17325 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
17327 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
17330 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
17331 (avx_addsubv4df3): Likewise.
17332 (*avx_addsubv4sf3): Likewise.
17333 (sse3_addsubv4sf3): Likewise.
17335 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
17338 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
17340 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
17343 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
17344 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
17345 registers for allocnos created from user-defined variables.
17347 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
17350 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
17351 of non-integer mode as well.
17353 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
17355 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
17356 for functions for which the parameter types are unknown.
17358 2009-03-11 Jakub Jelinek <jakub@redhat.com>
17361 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
17362 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
17363 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
17364 * config/i386/i386.c (ix86_local_alignment): For
17365 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
17366 long long variables on the stack to avoid dynamic realignment.
17367 Allow the first argument to be a decl rather than type.
17368 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
17370 2009-03-11 Nick Clifton <nickc@redhat.com>
17373 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
17375 Add description to mno-lsim option.
17376 * config/mcore/mcore.h: Remove comment about deprecated m4align
17378 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
17379 * doc/invoke.texi: Add description of mno-lsim and
17380 mstack-increment options.
17382 * config/fr30/fr30.opt: Document the -mno-lsim option.
17383 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
17384 and -mno-lsim options.
17386 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
17388 * fold-const.c (fold_comparison): Only call fold_inf_compare
17389 if the mode supports infinities.
17391 2009-03-11 Jason Merrill <jason@redhat.com>
17394 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
17395 end already did. Notice GIMPLE_CALL modifications of the result.
17396 Don't copy debug information from an ignored decl or a decl from
17399 2009-03-10 Richard Guenther <rguenther@suse.de>
17400 Nathan Froyd <froydnj@codesourcery.com>
17402 PR middle-end/37850
17403 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
17404 (__divMODE3): Likewise.
17406 2009-03-09 Jakub Jelinek <jakub@redhat.com>
17408 PR tree-optimization/39394
17409 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
17410 DECL_SIZE_UNIT of variable length FIELD_DECLs.
17412 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
17414 * recog.c (verfiy_changes): Disallow renaming of hard regs in
17415 inline asms for register asm ("") declarations.
17417 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
17419 * fold-const.c (fold_unary): Fix comment.
17421 2009-03-07 Jan Hubicka <jh@suse.cz>
17424 * tree-inline.c (setup_one_parameter): Do replacement of const
17425 argument by constant in SSA form.
17427 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
17429 PR middle-end/38028
17430 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
17431 determine alignment passed to assign_stack_local.
17432 (assign_parms_unsplit_complex): Likewise.
17433 * except.c (sjlj_build_landing_pads): Likewise.
17435 2009-03-06 Jakub Jelinek <jakub@redhat.com>
17437 PR middle-end/39360
17438 * tree-flow.h (add_referenced_var): Return bool instead of void.
17439 * tree-dfa.c (add_referenced_var): Return result of
17440 referenced_var_check_and_insert call.
17441 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
17442 of referenced_var_check_and_insert.
17445 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
17446 (gen_variable_die): Emit DW_AT_location on abstract static variable's
17447 DIE, don't emit it if abstract origin already has it.
17448 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
17449 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
17451 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
17453 * genpreds.c (needs_variable): Fix parentheses at variable name
17455 (write_tm_constrs_h): Indent generated code.
17457 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
17459 * doc/extend.texi (Function Attributes): Add documentation
17460 for isr attributes.
17462 2009-03-06 Jakub Jelinek <jakub@redhat.com>
17465 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
17466 take locus from its DECL_SOURCE_LOCATION instead of input_location.
17468 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
17470 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
17473 2009-03-05 Jakub Jelinek <jakub@redhat.com>
17476 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
17477 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
17479 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
17481 * config/i386/i386.md (R8_REG, R9_REG): New constants.
17482 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
17483 constants instead of magic numbers.
17484 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
17486 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
17487 (x86_64_ms_abi_int_parameter_registers): Ditto.
17488 (x86_64_int_return_registers): Ditto.
17489 (ix86_maybe_switch_abi): Ditto.
17490 (ix86_expand_call): Ditto for clobbered_registers array.
17491 (ix86_hard_regno_mode_ok): Ditto.
17492 (x86_extended_QIreg_mentioned_p): Ditto.
17494 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
17496 PR tree-optimization/39349
17497 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
17499 * combine.c (gen_lowpart_for_combine): Use omode when generating
17502 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
17504 PR rtl-optimization/39235
17505 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
17507 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
17509 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
17511 2009-03-04 Richard Guenther <rguenther@suse.de>
17513 PR tree-optimization/39362
17514 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
17515 that occur in abnormal PHIs should be varying.
17517 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
17519 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
17521 (simple_iv): Take loop as an argument instead of statement.
17522 * tree-scalar-evolution.h (simple_iv): Declaration changed.
17523 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
17525 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
17527 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
17528 * matrix-reorg.c (analyze_transpose): Ditto.
17529 * tree-data-ref.c (dr_analyze_innermost): Ditto.
17530 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
17531 * tree-predcom.c (ref_at_iteration): Ditto.
17532 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
17534 2009-03-04 Richard Guenther <rguenther@suse.de>
17536 PR tree-optimization/39358
17537 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
17538 escaped_id and callused_id.
17539 (solve_graph): Likewise.
17541 2009-03-04 Richard Guenther <rguenther@suse.de>
17543 PR tree-optimization/39339
17544 * tree-sra.c (try_instantiate_multiple_fields): Make it
17545 no longer ICE on the above.
17547 2009-03-03 Joseph Myers <joseph@codesourcery.com>
17549 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
17550 that fits within Pmode.
17552 2009-03-03 Steve Ellcey <sje@cup.hp.com>
17554 PR middle-end/10109
17555 * tm.texi (LIBCALL_VALUE): Update description.
17557 2009-03-03 Steve Ellcey <sje@cup.hp.com>
17559 PR middle-end/34443
17560 * doc/extend.texi (section): Update description.
17562 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
17564 PR middle-end/39345
17565 * tree-inline.c (remapped_type): New.
17566 (can_be_nonlocal): Call remapped_type instead of remap_type.
17568 2009-03-03 Jakub Jelinek <jakub@redhat.com>
17571 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
17572 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
17574 2009-03-03 Richard Guenther <rguenther@suse.de>
17576 PR middle-end/39272
17577 * tree.c (tree_nonartificial_location): New function.
17578 * tree.h (tree_nonartificial_location): Declare.
17579 * builtins.c (expand_builtin_memory_chk): Provide location
17580 of the call location for artificial function pieces.
17581 (maybe_emit_chk_warning): Likewise.
17582 (maybe_emit_sprintf_chk_warning): Likewise.
17583 (maybe_emit_free_warning): Likewise.
17584 * expr.c (expand_expr_real_1): Likewise.
17586 2009-03-03 Jakub Jelinek <jakub@redhat.com>
17588 PR tree-optimization/39343
17589 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
17590 COMPONENT_REF t has ARRAY_TYPE.
17592 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
17594 PR middle-end/39335
17595 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
17596 when the type precision of the induction variable should be
17597 larger than the type precision of nit.
17598 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
17599 * graphite.c (graphite_loop_normal_form): Same.
17600 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
17602 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
17604 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
17605 (*call_1_rex64_ms_sysv): Use named constants instead of magic
17606 numbers to describe clobbered registers.
17607 (*call_value_0_rex64_ms_sysv): Ditto.
17608 * config/i386/mmx.md (mmx_emms): Ditto.
17609 (mmx_femms): Ditto.
17611 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
17613 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
17616 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
17618 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
17619 (spu_section_type_flags): New function.
17621 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
17623 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
17624 reg_class_contents of FLOAT_REGS into a temporary.
17626 2009-03-02 Richard Guenther <rguenther@suse.de>
17627 Ira Rosen <irar@il.ibm.com>
17629 PR tree-optimization/39318
17630 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
17631 information to the vectorized statement.
17633 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
17635 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
17636 variable. Use defined names instead of magic constants for REX SSE
17639 2009-03-01 Richard Guenther <rguenther@suse.de>
17641 PR tree-optimization/39331
17642 * omp-low.c (lower_send_shared_vars): Do not receive new
17643 values for the reference of DECL_BY_REFERENCE parms or results.
17645 2009-03-01 Jan Hubicka <jh@suse.cz>
17648 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
17649 BLOCK_NONLOCALIZED_VAR): New macros.
17650 (tree_block): Add nonlocalized_vars.
17651 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
17652 gen_decl_die): Add origin argument. Allow generation of die with
17653 origin at hand only.
17654 (gen_member_die, gen_type_die_with_usage, force_decl_die,
17655 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
17657 (gen_block_die): Fix checking for unused blocks.
17658 (process_scope_var): Break out from .... ; work with origins only.
17659 (decls_for_scope) ... here; process nonlocalized list.
17660 (dwarf2out_ignore_block): Look for nonlocalized vars.
17661 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
17663 (dump_scope_block): Dump them.
17664 * tree-inline.c (remap_decls): Handle nonlocalized vars.
17665 (remap_block): Likewise.
17666 (can_be_nonlocal): New predicate.
17667 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
17669 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17671 * configure: Regenerate.
17673 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17675 * optc-gen.awk: No need to duplicate option flags twice.
17676 Reuse help texts for duplicate options which do not have any.
17678 * gcc.c (display_help): Document --version.
17680 * gcc.c (main): If print_help_list and verbose_flag, ensure
17681 driver output comes before subprocess output.
17683 * optc-gen.awk: Assign all remaining fields to help string,
17684 space-separated, for multi-line help in *.opt.
17686 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
17687 -Wno-pedantic-ms-format is for MinGW targets only.
17689 * doc/options.texi (Option file format): Fix bad indentation,
17690 restoring dropped sentence.
17692 2009-02-28 Jan Hubicka <jh@suse.cz>
17694 * tree-inline.c (tree_function_versioning): Output debug info.
17696 2009-02-28 Jan Hubicka <jh@suse.cz>
17699 * tree-inline.c (setup_one_parameter): Do not copy propagate
17700 arguments when not optimizing.
17702 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
17705 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
17706 (avx_addsubv4df3): Likewise.
17707 (*avx_addsubv4sf3): Likewise.
17708 (sse3_addsubv4sf3): Likewise.
17709 (*avx_addsubv2df3): Likewise.
17710 (sse3_addsubv2df3): Likewise.
17711 (avx_unpckhps256): Correct item selectors.
17712 (avx_unpcklps256): Likewise.
17713 (avx_unpckhpd256): Likewise.
17714 (avx_unpcklpd256): Likewise.
17716 2009-02-28 Jan Hubicka <jh@suse.cz>
17718 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
17720 (copy_arguments_for_versioning): If var is declared don't declare it.
17721 (tree_function_versioning): First setup substitutions and then copy
17724 2009-02-27 Jan Hubicka <jh@suse.cz>
17727 * cgraph.h (varpool_output_debug_info): Remove.
17728 * cgraphunit.c (varpool_output_debug_info): Remove.
17729 * dwarf2out.c (deferred_locations_struct): New struct
17730 (deferred_locations): New type.
17731 (deferred_locations_list): New static var.
17732 (deffer_location): New function.
17733 (gen_variable_die): Use it.
17734 (decls_for_scope): Output info on local static vars.
17735 (dwarf2out_finish): Process deferred locations.
17736 * varpool.c (varpool_output_debug_info): Remove.
17738 2009-02-27 Jan Hubicka <jh@suse.cz>
17741 * tree.h (TREE_PROTECTED): Fix comment.
17742 (BLOCK_HANDLER_BLOCK): Remove.
17743 (struct tree_block): Remove handler_block add body_block.
17744 (inlined_function_outer_scope_p): New.
17745 (is_body_block): Remove.
17746 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
17747 * dwarf2out.c (is_inlined_entry_point): Remove.
17748 (add_high_low_attributes): Use inlined_function_outer_scope_p.
17749 (gen_block_die): Use is_inlined_entry_point check. Remove body block
17751 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
17752 * gimplify.c (gimplify_expr): Gimplify body blocks.
17753 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
17754 block with multiple subblocks.
17755 (dump_scope_block): Prettier output; dump more flags and info.
17756 (dump_scope_blocks): New.
17757 (remove_unused_locals): Use dump_scope_blocks.
17758 * tree-flow.h (dump_scope_blocks): Declare.
17759 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
17760 * stmt.c (is_body_block): Remove.
17761 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
17762 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
17764 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
17766 PR middle-end/39308
17767 * graphite.c (graphite_loop_normal_form): Do not call
17768 number_of_iterations_exit from a gcc_assert.
17770 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
17772 * config/s390/s390.c (s390_swap_cmp): Look for conditional
17773 jumps if COND is NULL.
17774 (find_cond_jump): New function.
17775 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
17776 * config/s390/s390.md: Remove z10_cobra attribute value.
17778 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
17780 * config/alpha/alpha.h (alpha_expand_mov): Return false if
17781 force_const_mem returns NULL_RTX.
17783 2009-02-26 Jan Hubicka <jh@suse.cz>
17786 * cgraph.h (varpool_output_debug_info): Remove.
17787 * cgraphunit.c (varpool_output_debug_info): Remove.
17788 * dwarf2out.c (deferred_locations_struct): New struct
17789 (deferred_locations): New type.
17790 (deferred_locations_list): New static var.
17791 (deffer_location): New function.
17792 (gen_variable_die): Use it.
17793 (decls_for_scope): Output info on local static vars.
17794 (dwarf2out_finish): Process deferred locations.
17795 * varpool.c (varpool_output_debug_info): Remove.
17797 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
17799 PR rtl-optimization/39241
17800 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
17801 to subreg_offset_representable_p.
17803 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
17805 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
17806 execute function prototype. Get f and nregs from max_reg_num
17807 and get_insns. Remove the first backward pass as it's dead,
17808 guard the forward pass by flag_expensive_optimizations.
17809 (rest_of_handle_regmove): Delete.
17810 (pass_regmove): Replace it with regmove_optimize.
17812 2009-02-25 Martin Jambor <mjambor@suse.cz>
17814 PR tree-optimization/39259
17815 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
17816 calls_alloca function flags.
17817 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
17818 calls are detected.
17820 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
17822 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
17823 flags_set_1_rtx, flags_set_1_set): Delete.
17824 (regmove_optimize): Do not call mark_flags_life_zones.
17826 2009-02-24 Julian Brown <julian@codesourcery.com>
17829 * config/arm/arm.c (require_pic_register): Only set
17830 cfun->machine->pic_reg once per function.
17832 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
17834 * doc/invoke.texi (Link Options): Document an easier way to pass
17835 options that take arguments to the GNU linker using -Xlinker and -Wl.
17837 2009-02-24 Steve Ellcey <sje@cup.hp.com>
17840 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
17842 2009-02-24 Richard Guenther <rguenther@suse.de>
17845 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
17847 2009-02-24 Richard Guenther <rguenther@suse.de>
17848 Zdenek Dvorak <ook@ucw.cz>
17850 PR tree-optimization/39233
17851 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
17852 from converting them to a generic type.
17854 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
17856 PR tree-optimization/39260
17857 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
17858 contains a condition with a real type.
17859 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
17861 2009-02-23 Jason Merrill <jason@redhat.com>
17864 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
17865 narrowing_initializer_constant_valid_p.
17866 (narrowing_initializer_constant_valid_p): Don't return
17867 null_pointer_node for adding a pointer to itself.
17869 2009-02-23 Jan Hubicka <jh@suse.cz>
17872 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
17875 2009-02-23 Jan Hubicka <jh@suse.cz>
17877 PR tree-optimization/37709
17878 * tree.c (block_ultimate_origin): Move here from dwarf2out.
17879 * tree.h (block_ultimate_origin): Declare.
17880 * dwarf2out.c (block_ultimate_origin): Move to tree.c
17881 * tree-ssa-live.c (remove_unused_scope_block_p):
17882 Eliminate blocks containig no instructions nor live variables nor
17884 (dump_scope_block): New function.
17885 (remove_unused_locals): Enable removal of dead blocks by default;
17886 enable dumping at TDF_DETAILS.
17888 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
17890 * config/i386/i386.c (classify_argument): Don't allow COImode
17892 (function_arg_advance_32): Don't allow OImode.
17893 (function_arg_32): Likewise.
17894 (function_value_32): Likewise.
17895 (return_in_memory_32): Likewise.
17896 (function_arg_64): Remove OImode comment.
17898 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
17901 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
17902 ix86_expand_vector_set for V4DImode in 64bit mode only.
17903 (ix86_expand_vector_init_one_var): Likewise.
17905 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
17907 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
17909 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
17912 * loop-iv.c: Revert last change.
17913 * emit-rtl.c: Likewise.
17915 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
17918 * config/i386/i386.c (type_natural_mode): Remove an extra
17919 space in the warning message.
17920 (function_value_32): Handle 32-byte vector modes.
17921 (return_in_memory_32): Likewise.
17923 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
17925 * loop-iv.c (truncate_value): New function.
17926 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
17928 (lowpart_subreg): Move to...
17929 * emit-rtl.c: ...here.
17931 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
17933 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
17934 accidental and undocumented change at revision 140860.
17936 2009-02-21 Joseph Myers <joseph@codesourcery.com>
17938 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
17939 take gimple_seq * arguments.
17940 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
17941 types_compatible_p langhook.
17943 2009-02-20 Mark Mitchell <mark@codesourcery.com>
17944 Joseph Myers <joseph@codesourcery.com>
17946 * config/arm/arm.c (arm_builtin_va_list): New function.
17947 (arm_expand_builtin_va_start): Likewise.
17948 (arm_gimplify_va_arg_expr): Likewise.
17949 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
17950 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
17951 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
17952 (va_list_type): New variable.
17953 (arm_mangle_type): Mangle va_list_type appropriately.
17955 2009-02-20 Jakub Jelinek <jakub@redhat.com>
17957 PR middle-end/39157
17958 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
17959 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
17960 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
17961 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
17962 parameter to 1000 for -O1 by default.
17963 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
17965 * loop-invariant.c: Include params.h.
17966 (move_loop_invariants): Don't call move_single_loop_invariants on
17969 2009-02-20 Jaka Mocnik <jaka@xlab.si>
17971 * calls.c (emit_library_call_value_1): Use slot_offset instead of
17972 offset when calculating bounds for indexing stack_usage_map. Fixes
17973 a buffer overflow with certain target setups.
17975 2009-02-20 Jakub Jelinek <jakub@redhat.com>
17978 * calls.c (expand_call): Clear try_tail_call if caller and callee
17979 disagree in promotion of function return value.
17981 2009-02-19 Jakub Jelinek <jakub@redhat.com>
17984 * c-common.c (c_determine_visibility): If visibility changed and
17985 DECL_RTL has been already set, call make_decl_rtl to update symbol
17988 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
17991 * varasm.c (assemble_variable): Don't check DECL_NAME when
17992 globalizing a variable.
17994 2009-02-19 Joseph Myers <joseph@codesourcery.com>
17997 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
17998 expression before any __builtin_trap call.
17999 * c-typeck.c (build_function_call): Convert and check function
18000 arguments before generating a call to a trap. Evaluate the
18001 function arguments before the trap.
18003 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
18006 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
18007 (UNSPEC_FXAM_MEM): New unspec.
18008 (fxam<mode>2_i387_with_temp): New insn and split pattern.
18009 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
18010 memory using fxam<mode>2_i387_with_temp to remove excess precision.
18012 2009-02-19 Richard Guenther <rguenther@suse.de>
18014 PR tree-optimization/39207
18015 PR tree-optimization/39074
18016 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
18017 storedanything_tree): New.
18018 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
18019 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
18020 (build_succ_graph): Add edges from STOREDANYTHING to all
18022 (init_base_vars): Initialize STOREDANYTHING.
18023 (compute_points_to_sets): Free substitution info after
18024 building the succ graph.
18025 (ipa_pta_execute): Likewise.
18027 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
18029 (do_ds_constraint): Do not add to special var or non-pointer
18031 (type_could_have_pointers): Split out from ...
18032 (could_have_pointers): ... here. For arrays use the element type.
18033 (create_variable_info_for): Initialize may_have_pointers.
18034 (new_var_info): Likewise.
18035 (handle_lhs_call): Make the HEAP variable unknown-sized.
18036 (intra_create_variable_infos): Use a type with pointers for
18037 PARM_NOALIAS, make it unknown-sized.
18039 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
18042 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
18044 2009-02-18 Jason Merrill <jason@redhat.com>
18047 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
18048 value if DECL_EXTERNAL.
18049 * tree-sra.c (sra_walk_gimple_assign): Likewise.
18050 * target.h (gcc_target::binds_local_p): Clarify "module".
18051 * tree.h (TREE_PUBLIC): Clarify "module".
18053 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
18056 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
18057 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
18059 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
18062 * c.opt (Wabi): Support C and ObjC.
18065 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
18067 * config/i386/i386.c (classify_argument): Warn once about the ABI
18068 change when passing union with long double.
18070 * doc/invoke.texi: Update -Wabi for warning psABI changes.
18072 2009-02-18 Joseph Myers <joseph@codesourcery.com>
18075 * c-parser.c (c_parser_compound_statement): Always enter and leave
18078 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18081 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
18083 2009-02-18 Jakub Jelinek <jakub@redhat.com>
18085 PR tree-optimization/36922
18086 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
18087 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
18090 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
18092 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
18095 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
18097 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
18099 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
18101 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
18104 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
18105 Richard Sandiford <rdsandiford@googlemail.com>
18107 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
18108 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
18109 (loongson_biadd): ...this.
18111 2009-02-17 Richard Guenther <rguenther@suse.de>
18113 PR tree-optimization/39202
18114 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
18115 a var make sure to follow existing collapses.
18117 2009-02-17 Richard Guenther <rguenther@suse.de>
18119 PR middle-end/39214
18120 * langhooks.c (lhd_print_error_function): Check for NULL block.
18122 2009-02-17 Richard Guenther <rguenther@suse.de>
18124 PR tree-optimization/39204
18125 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
18128 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
18130 * config/soft-fp/double.h: Update from glibc CVS.
18132 2009-02-17 Richard Guenther <rguenther@suse.de>
18134 PR tree-optimization/39207
18135 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
18136 strict-aliasing warnings for pointers pointing to NULL.
18138 2009-02-16 Joseph Myers <joseph@codesourcery.com>
18141 * c-parser.c (c_parser_braced_init): Call pop_init_level when
18142 skipping until next close brace.
18144 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
18147 * config/i386/i386.c (ix86_expand_push): Set memory alignment
18148 to function argument boundary.
18150 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
18152 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
18153 in the lea_add. Reload eventually constraints it properly.
18154 * config/picochip/constraints.md: Remove the target constraint
18155 "b", since it is not needed anymore.
18157 2009-02-16 Jakub Jelinek <jakub@redhat.com>
18159 * gthr-dce.h: Uglify function parameter and local variable names.
18160 * gthr-gnat.h: Likewise.
18161 * gthr-mipssde.h: Likewise.
18162 * gthr-nks.h: Likewise.
18163 * gthr-posix95.h: Likewise.
18164 * gthr-posix.h: Likewise.
18165 * gthr-rtems.h: Likewise.
18166 * gthr-single.h: Likewise.
18167 * gthr-solaris.h: Likewise.
18168 * gthr-tpf.h: Likewise.
18169 * gthr-vxworks.h: Likewise.
18170 * gthr-win32.h: Likewise.
18172 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
18175 * config/i386/i386.md: Restrict the new peephole2 to move
18176 between MMX/SSE registers.
18178 2009-02-15 Richard Guenther <rguenther@suse.de>
18181 2009-02-13 Richard Guenther <rguenther@suse.de>
18183 * configure.ac: Enable LFS.
18184 * configure: Re-generate.
18185 * config.in: Likewise.
18187 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
18189 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
18190 spu_srqwbyte, spu_srqwbytebc): Define.
18191 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
18192 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
18193 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
18194 "shrqby_<mode>"): New insn-and-split patterns.
18195 * config/spu/spu.c (expand_builtin_args): Determine and return
18196 number of operands using spu_builtin_description data.
18197 (spu_expand_builtin_1): Use it.
18199 2009-02-13 Steve Ellcey <sje@cup.hp.com>
18202 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
18205 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
18208 * config/i386/i386.c (override_options): Correct warning
18209 messages for -malign-loops, -malign-jumps and -malign-functions.
18211 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
18214 * config/i386/i386.md: Restrict the new peephole2 to move
18215 between the general purpose registers.
18217 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
18220 * config/i386/i386.c (type_natural_mode): Add a new argument.
18221 Return the original mode and warn ABI change if vector size is 32byte.
18222 (function_arg_advance): Updated.
18223 (function_arg): Likewise.
18224 (ix86_function_value): Likewise.
18225 (ix86_return_in_memory): Likewise.
18226 (ix86_sol10_return_in_memory): Likewise.
18227 (ix86_gimplify_va_arg): Likewise.
18228 (function_arg_32): Don't warn ABX ABI change here.
18229 (function_arg_64): Likewise.
18231 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
18233 * loop-iv.c (implies_p): In the final case, test that operands 0
18234 of the two comparisons match.
18236 * config/bfin/bfin.c (find_prev_insn_start): New function.
18237 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
18238 (find_next_insn_start): Move.
18240 2009-02-13 Richard Guenther <rguenther@suse.de>
18242 * configure.ac: Enable LFS.
18243 * configure: Re-generate.
18244 * config.in: Likewise.
18246 2009-02-13 Joseph Myers <joseph@codesourcery.com>
18249 * c-parser.c (c_parser_parms_list_declarator): Discard pending
18250 sizes on syntax error after some arguments have been parsed.
18252 2009-02-12 Jakub Jelinek <jakub@redhat.com>
18254 * doc/invoke.texi (-fira): Remove.
18256 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
18258 * caller-save.c: Replace regclass.c with reginfo.c in comments.
18259 * recog.c: Likewise.
18262 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
18264 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
18265 (umul_ppmm): Likewise.
18266 (count_leading_zeros): Likewise.
18267 (count_trailing_zeros): Likewise.
18268 (UMUL_TIME): Likewise.
18270 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
18272 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
18273 soft-fp/t-softfp to tmake_file.
18275 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
18276 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
18277 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
18278 IA64_BUILTIN_INFQ]: New.
18279 (ia64_init_builtins): Initialize __builtin_infq,
18280 __builtin_fabsq and __builtin_copysignq if not HPUX.
18281 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
18282 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
18284 * config/ia64/lib1funcs.asm (__divtf3): Define only if
18286 (__fixtfti): Likewise.
18287 (__fixunstfti): Likewise.
18288 (__floattitf): Likewise.
18290 * config/ia64/libgcc-glibc.ver: New.
18291 * config/ia64/t-fprules-softfp: Likewise.
18292 * config/ia64/sfp-machine.h: Likewise.
18294 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
18295 (LIBGCC2_TF_CEXT): Likewise.
18296 (TF_SIZE): Likewise.
18297 (TARGET_INIT_LIBFUNCS): Likewise.
18299 * config/ia64/t-glibc (SHLINB_MAPFILES):
18300 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
18302 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
18304 * config/i386/i386.c (construct_container): Rewrite processing
18305 BLKmode with X86_64_SSE_CLASS.
18307 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
18310 * config/i386/i386.md: Replace simplify_replace_rtx with
18311 replace_rtx in the new peephole2.
18313 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
18315 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
18316 loop unrolling do not happen at -O2.
18318 2009-02-12 Michael Matz <matz@suse.de>
18320 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
18322 2009-02-12 Jakub Jelinek <jakub@redhat.com>
18324 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
18327 2009-02-12 Ben Elliston <bje@au.ibm.com>
18329 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
18330 patterns when updating the back chain. Missed in the 2009-02-10
18333 2009-02-11 Janis Johnson <janis187@us.ibm.com>
18335 * doc/extend.texi (Decimal Floating Types): Update identifier of
18336 draft TR and list of missing support.
18338 2009-02-11 Jakub Jelinek <jakub@redhat.com>
18340 PR middle-end/39154
18341 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
18342 bit to variable length decl's flags, add it also to its
18343 pointer replacement variable.
18345 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
18346 Jakub Jelinek <jakub@redhat.com>
18349 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
18350 (memory_blockage): New expander.
18351 (*memory_blockage): New insn pattern.
18352 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
18353 instead of general blockage at the end of function prologue when
18354 frame pointer is used to access red zone area. Do not emit blockage
18355 when profiling, it is emitted in generic code.
18356 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
18357 function epilogue when frame pointer is used to access red zone area.
18359 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
18362 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
18363 by arithmetic with memory operands.
18364 * config/i386/predicates.md (commutative_operator): New.
18366 2009-02-10 Janis Johnson <janis187@us.ibm.com>
18368 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
18371 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
18373 * alias.h (record_alias_subset): Declare.
18374 * alias.c (record_alias_subset): Make global.
18376 2009-02-10 Nick Clifton <nickc@redhat.com>
18378 * tree-parloops.c: Change license to GPLv3.
18379 * ipa-struct-reorg.c: Change license to GPLv3.
18380 * ipa-struct-reorg.h: Change license to GPLv3.
18382 2009-02-10 Steve Ellcey <sje@cup.hp.com>
18385 * c-decl.c (start_struct): Return NULL on error.
18387 2009-02-10 Jakub Jelinek <jakub@redhat.com>
18389 PR middle-end/39124
18390 * cfgloopmanip.c (remove_path): Call remove_bbs after
18391 cancel_loop_tree, not before it.
18394 * function.h (struct function): Add has_local_explicit_reg_vars bit.
18395 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
18396 VAR_DECLs were seen.
18397 * tree-ssa-live.c (remove_unused_locals): Recompute
18398 cfun->has_local_explicit_reg_vars.
18399 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
18400 copies or clearings if cfun->has_local_explicit_reg_vars.
18402 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
18405 * config/i386/i386.c (expand_prologue): Emit blockage at the end
18406 of function prologue when frame pointer is used to access
18409 2009-02-10 Richard Guenther <rguenther@suse.de>
18411 PR middle-end/39127
18412 * gimplify.c (gimple_regimplify_operands): Always look if
18413 we need to create a temporary.
18415 2009-02-10 Richard Guenther <rguenther@suse.de>
18417 PR tree-optimization/39132
18418 * tree-loop-distribution.c (todo): New global var.
18419 (generate_memset_zero): Trigger TODO_rebuild_alias.
18420 (tree_loop_distribution): Return todo.
18422 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
18425 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
18426 (x86_64_reg_class_name): Removed.
18427 (classify_argument): Return 0 if bytes > 32. Return 0 if the
18428 first one isn't X86_64_SSE_CLASS or any other ones aren't
18429 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
18430 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
18431 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
18432 and 3 X86_64_SSEUP_CLASS.
18433 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
18434 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
18436 2009-02-10 Ben Elliston <bje@au.ibm.com>
18438 * config/rs6000/rs6000.md (allocate_stack): Always use an update
18439 form instruction to update the stack back chain word, even if the
18440 user has disabled the generation of update instructions.
18441 (movdi_<mode>_update_stack): New.
18442 (movsi_update_stack): Likewise.
18443 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
18444 always use an update form instruction to update the stack back
18447 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
18449 PR middle-end/38953
18450 * graphite.c (if_region_set_false_region): After moving a region in
18451 the false branch of a condition, remove the empty dummy basic block.
18452 (gloog): Remove wrong fix for PR38953.
18454 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
18456 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
18457 generation due to implicit sign extension.
18459 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
18461 PR middle-end/38981
18462 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
18463 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
18465 2009-02-09 Richard Guenther <rguenther@suse.de>
18467 PR middle-end/35202
18468 * convert.c (convert_to_real): Disable (float)fn((double)x)
18469 to fnf(x) conversion if errno differences may occur and
18470 -fmath-errno is set.
18472 2009-02-07 Anatoly Sokolov <aesok@post.ru>
18474 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
18475 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
18476 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
18478 2009-02-06 Joseph Myers <joseph@codesourcery.com>
18481 * c-common.c (handle_alias_attribute): Disallow attribute for
18482 anything not a FUNCTION_DECL or VAR_DECL.
18484 2009-02-06 Janis Johnson <janis187@us.ibm.com>
18487 * real.c (do_compare): Special-case compare of zero against
18488 decimal float value.
18490 2009-02-06 Joseph Myers <joseph@codesourcery.com>
18493 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
18494 as indicating flexible array members unless the field itself is
18495 being declarared as the incomplete array.
18497 2009-02-06 Jan Hubicka <jh@suse.cz>
18499 PR tree-optimization/38844
18500 * ipa-inline.c (try_inline): Stop inlining recursion when edge
18501 is already inlined.
18503 2009-02-06 Richard Guenther <rguenther@suse.de>
18505 PR middle-end/38977
18506 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
18507 fork because we may expand it as __gcov_fork.
18509 2009-02-06 Nick Clifton <nickc@redhat.com>
18511 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
18513 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
18515 PR tree-optimization/35659
18516 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
18517 vn_phi_eq): Shortcut if hashcode does not match.
18518 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
18520 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
18521 and avoid iterative_hash_expr.
18522 (FOR_EACH_VALUE_ID_IN_SET): New.
18523 (value_id_compare): Remove.
18524 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
18525 sort expressions by value id.
18527 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
18530 * config/sh/predicates.md (general_movsrc_operand): Don't check
18531 the subreg of system registers here.
18533 2009-02-05 Jakub Jelinek <jakub@redhat.com>
18536 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
18537 on the copied decl.
18539 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
18541 PR rtl-optimization/39110
18542 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
18543 addresses, not aligned ones.
18545 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
18546 Richard Guenther <rguenther@suse.de>
18548 PR tree-optimization/39100
18549 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
18550 comment says and add edges.
18552 2009-02-05 Joseph Myers <joseph@codesourcery.com>
18555 * c-common.c (handle_tls_model_attribute): Ignore attribute for
18556 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
18558 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
18560 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
18561 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
18562 register_bb_in_sese, new_sese, free_sese): Moved.
18563 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
18564 outermost_loop_in_scop, build_scop_iteration_domain,
18565 expand_scalar_variables_ssa_name, get_vdef_before_scop,
18566 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
18567 Use loop_in_sese_p instead of loop_in_scop_p.
18568 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
18569 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
18570 (scopdet_basic_block_info): Fix bug in scop detection.
18571 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
18572 eq_loop_to_cloog_loop): Remove.
18573 (nb_loops_around_loop_in_scop, nb_loop
18574 ref_nb_loops): Moved here...
18575 * graphite.h (ref_nb_loops): ... from here.
18576 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
18577 (loop_domain_dim, loop_iteration_vector_dim): Remove.
18578 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
18579 * testsuite/gcc.dg/graphite/scop-19.c: New
18581 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
18582 Hans-Peter Nilsson <hp@axis.com>
18584 PR rtl-optimization/37889
18585 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
18586 Move offset handling from PLUS to before the switch. Use new
18587 arguments when considering SYMBOL_REFs too.
18588 (rtx_addr_can_trap_p): Pass dummy offset and size.
18589 (enum may_trap_p_flags): Remove.
18590 (may_trap_p_1): Pass size from MEM_SIZE.
18592 PR rtl-optimization/38921
18593 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
18594 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
18595 * rtlanal.c (may_trap_after_code_motion_p): Delete.
18596 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
18598 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
18600 AVX Programming Reference (January, 2009)
18601 * config/i386/sse.md (*vpclmulqdq): New.
18603 2009-02-04 Jakub Jelinek <jakub@redhat.com>
18605 PR tree-optimization/38977
18606 PR gcov-profile/38292
18607 * calls.c (special_function_p): Disregard __builtin_ prefix.
18609 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
18611 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
18612 non-indexable addresses even before reload.
18614 2009-02-03 Joseph Myers <joseph@codesourcery.com>
18617 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
18618 as having variable size. Do not give an error for unnamed
18619 parameters with [*] declarators. Give a warning for type names
18620 with [*] declarators and mark them as variable size.
18621 * c-parser.c (c_parser_sizeof_expression): Do not give an error
18622 for sizeof applied to [*] type names.
18624 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
18627 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
18629 2009-02-03 Jakub Jelinek <jakub@redhat.com>
18631 * gcc.c (process_command): Update copyright notice dates.
18632 * gcov.c (print_version): Likewise.
18633 * gcov-dump.c (print_version): Likewise.
18634 * mips-tfile.c (main): Likewise.
18635 * mips-tdump.c (main): Likewise.
18637 2009-02-03 Joseph Myers <joseph@codesourcery.com>
18640 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
18641 for composite type involving a zero-length array type.
18643 2009-02-03 Jakub Jelinek <jakub@redhat.com>
18646 * function.c (match_asm_constraints_1): Skip over
18647 initial optional % in the constraint.
18649 PR inline-asm/39059
18650 * c-parser.c (c_parser_postfix_expression): If fixed point is not
18651 supported, don't accept FIXED_CSTs.
18652 * c-decl.c (finish_declspecs): Error if fixed point is not supported
18653 and _Sat is used without _Fract/_Accum. Set specs->type to
18654 integer_type_node for cts_fract/cts_accum if fixed point is not
18657 2009-02-02 Catherine Moore <clm@codesourcery.com>
18659 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
18661 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
18663 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
18664 (ABI_HAS_64BIT_SYMBOLS): Use it.
18665 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
18667 2009-02-02 Paul Brook <paul@codesourcery.com>
18669 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
18671 2009-02-02 Jakub Jelinek <jakub@redhat.com>
18673 PR inline-asm/39058
18674 * recog.h (asm_operand_ok): Add constraints argument.
18675 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
18676 recurse on matching constraint.
18677 (check_asm_operands): Pass constraints as 3rd argument to
18678 asm_operand_ok. Don't look up matching constraint here.
18679 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
18682 2009-02-02 Ben Elliston <bje@au.ibm.com>
18684 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
18685 TARGET_NARROW_VOLATILE_BITFIELD macro names.
18687 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18689 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
18690 information. Remove some obsolete information. Reorganize.
18692 * config/pa/fptr.c: Revert license to GPL 2.
18693 * config/pa/milli64.S: Likewise.
18695 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
18698 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
18699 LIBRARY name in, instead of hard-coding it.
18700 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
18701 extra target make frag to tmake_files according to EH model.
18702 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
18703 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
18704 frags that define makefile variable EH_MODEL appropriately.
18705 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
18706 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
18707 to "-sjlj" according to type of EH configured.
18708 (LIBGCC_SONAME): Concatenate it to shared library base name.
18709 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
18710 to "_sjlj" according to type of EH configured.
18711 (LIBGCC_SONAME): Concatenate it to shared library base name.
18712 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
18713 (SHLIB_LINK): Add missing semicolon to if-else construct.
18714 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
18715 string value of "pe_dll" command-line option.
18716 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
18717 (SHLIB_SONAME): Use it when overriding t-cygming default.
18718 (SHLIB_IMPLIB): Override t-cygming default.
18719 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
18720 string value of "pe_dll" command-line option.
18722 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
18725 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
18726 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
18728 2009-01-31 Richard Guenther <rguenther@suse.de>
18730 PR tree-optimization/38937
18731 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
18732 computing the transitive closure.
18734 2009-01-30 Richard Guenther <rguenther@suse.de>
18736 PR tree-optimization/39041
18737 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
18738 Propagate variable indices only if the types match for this stmt.
18740 2009-01-30 Jakub Jelinek <jakub@redhat.com>
18743 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
18744 inline but never defined.
18746 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
18748 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
18749 (*insv_h_di_reg_extimm): New insn.
18750 (*insv_l<mode>_reg_extimm): New insn.
18752 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
18754 * config/picochip/picochip.c (flag_conserve_stack): set
18755 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
18756 fconserve-stack. Reduce call-overhead used by inliner.
18758 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
18761 * common.opt (flag_conserve_stack): Initialised to zero.
18763 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
18766 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
18767 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
18770 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
18772 * ira-color.c (allocno_reload_assign): Update comments.
18773 * regmove.c (regmove_optimize): Likewise.
18777 2009-01-29 Robert Millan <rmh@aybabtu.com>
18779 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
18780 * config/i386/kopensolaris-gnu.h: New file. Undefine
18781 `MD_UNWIND_SUPPORT'.
18782 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
18784 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
18786 PR tree-optimization/39007
18787 * tree-loop-distribution.c (generate_builtin): Use
18788 recompute_dominator to compute the immediate dominator of the
18789 basic block just after the loop.
18791 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
18793 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
18794 (ASM_OUTPUT_DWARF_PCREL): Define.
18796 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
18798 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
18799 * doc/passes.texi: Remove entries about regclass, local-alloc, and
18800 global. Modify entries about regmove and IRA.
18802 * ra-conflict.c: Remove the file.
18804 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
18806 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
18807 (pass_regclass_init): Rename to pass_reginfo_init.
18809 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
18811 * toplev.h (flag_ira): Remove.
18813 * caller-save.c (setup_save_areas): Remove flag_ira.
18815 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
18817 * global.c: Remove the file.
18819 * opts.c (decode_options): Remove flag_ira.
18821 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
18823 * regmove.c: Modify file description.
18824 (find_use_as_address, try_auto_increment): Define them only if
18825 AUTO_INC_DEC is defined.
18826 (replacement_quality, replace_in_call_usage, fixup_match_1,
18827 stable_and_no_regs_but_for_p): Remove.
18828 (reg_set_in_bb): Make it static.
18829 (regmove_optimize): Remove flag_ira and code which worked for
18832 * local-alloc.c: Remove the file.
18834 * common.opt (fira): Remove.
18836 * ira.c: Include except.h.
18837 (eliminable_regset): Move from global.c.
18838 (mark_elimination): Ditto. Remove flag_ira.
18839 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
18840 equiv_mem_modified, validate_equiv_mem_from_store,
18841 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
18842 contains_replace_regs, memref_referenced_p, memref_used_between_p,
18843 no_equiv, recorded_label_ref): Move from local-alloc.c.
18844 (update_equiv_regs): Ditto. Make it static.
18845 (print_insn_chain, print_insn_chains): Move it from global.c.
18846 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
18847 (build_insn_chain): Ditto. Make it static.
18848 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
18849 Rename to init_live_subregs.
18850 (gate_ira): Remove flag_ira.
18852 * regclass.c: Rename reginfo.c. Change file description.
18853 (FORBIDDEN_INC_DEC_CLASSES): Remove.
18854 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
18855 (init_reg_sets_1): Remove code for evaluation of
18856 reg_class_superclasses and losing_caller_save_reg_set.
18857 (init_regs): Remove init_reg_autoinc.
18858 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
18859 ok_for_base_p_nonstrict): Remove.
18860 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
18861 (pass_regclass_init): Rename to pass_reginfo_init. Modify
18862 corresponding entries.
18863 (dump_regclass, record_operand_costs, scan_one_insn,
18864 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
18865 record_address_regs, auto_inc_dec_reg_p): Remove.
18866 (gt-regclass.h): Rename to gt-reginfo.h.
18868 * rtl.h (dump_global_regs, retry_global_alloc,
18869 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
18871 * Makefile.in (RA_H): Remove.
18872 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
18873 Rename regclass.o to reginfo.o.
18874 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
18876 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
18877 (GTFILES): Rename regclass.c to reginfo.c.
18879 * passes.c (init_optimization_passes): Remove pass_local_alloc and
18880 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
18882 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
18883 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
18885 (finish_spills): Ditto. Remove code for !flag_ira.
18887 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
18889 PR middle-end/35854
18890 * doc/invoke.texi (rtl debug options): Complete rewrite.
18891 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
18893 * mode-switching.c (pass_mode_switching): Rename pass from
18894 "mode-sw" to "mode_sw".
18895 * except.c (pass_convert_to_eh_ranges): Rename pass from
18896 "eh-ranges" to "eh_ranges".
18897 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
18901 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
18902 Alexander Monakov <amonakov@ispras.ru>
18904 PR middle-end/38857
18905 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
18907 (move_exprs_to_boundary): Change return type and pass through
18908 should_move from move_op. Relax assert. Update usage ...
18909 (schedule_expr_on_boundary): ... here. Use should_move instead of
18911 (move_op_orig_expr_found): Indicate that insn was disconnected from
18913 (code_motion_process_successors): Do not call after_merge_succs
18914 callback if original expression was not found when traversing any of
18916 (code_motion_path_driver): Change return type. Update prototype.
18917 (move_op): Update comment. Add a new parameter (should_move). Update
18918 prototype. Set *should_move based on indication provided by
18919 move_op_orig_expr_found.
18921 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
18923 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
18924 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
18925 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
18926 * config/rs6000/rs6000.c (rs6000_override_options): Default
18927 avoid-indexed-addresses on for Power6, off for everything else.
18928 (avoiding_indexed_address_p): New function.
18929 (rs6000_legitimize_address): Use it.
18930 (rs6000_legitimate_address): Likewise.
18931 * config/rs6000/rs6000.md (movXX_updateX): Likewise
18933 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
18935 PR tree-optimization/38997
18936 * tree-loop-distribution.c (generate_memset_zero): Use
18937 POINTER_PLUS_EXPR for a pointer addition.
18939 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
18941 * config/s390/s390.md (bswap<mode>2): New pattern added.
18943 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
18945 * config/s390/s390.md (*tls_load_31): Added type attribute.
18947 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
18949 * config/s390/s390.md: Fix a few comments.
18951 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
18953 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
18954 (*tm<mode>_full): Fixed z10prop attribute.
18955 (*tst<mode>_extimm): Fixed z10prop attribute.
18956 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
18957 (*tstqiCCT_cconly): Fixed z10prop attribute.
18958 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
18959 (*movsi_larl): Fixed z10prop attribute.
18960 (*movsi_zarch): Fixed z10prop attribute.
18961 (*movsi_eas): Fixed z10prop attribute.
18962 (*movhi): Fixed z10prop attribute.
18963 (*movqi): Fixed z10prop attribute.
18964 (*movstrictqi): Fixed z10prop attribute.
18965 (*mov<mode>): Fixed z10prop attribute.
18966 (*movcc): Fixed z10prop attribute.
18967 (*sethighpartdi_64): Fixed z10prop attribute.
18968 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
18969 (*negdi2_sign_cc): Fixed z10prop attribute.
18970 (*negdi2_sign): Fixed z10prop attribute.
18971 (*absdi2_sign_cc): Fixed z10prop attribute.
18972 (*absdi2_sign): Fixed z10prop attribute.
18973 (*negabsdi2_sign_cc): Fixed z10prop attribute.
18974 (*negabsdi2_sign): Fixed z10prop attribute.
18975 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
18976 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
18977 (doloop_si64): Fixed z10prop attribute.
18978 (doloop_si31): Fixed z10prop attribute.
18979 (doloop_long): Fixed z10prop attribute.
18980 (indirect_jump): Fixed z10prop attribute.
18981 (nop): Fixed z10prop attribute.
18982 (main_base_64): Fixed z10prop attribute.
18983 (reload_base_64): Fixed z10prop attribute.
18985 2009-01-28 Jakub Jelinek <jakub@redhat.com>
18987 PR rtl-optimization/38740
18988 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
18990 * config/mips/mips.c (mips_reorg): Likewise.
18992 2009-01-28 Richard Guenther <rguenther@suse.de>
18994 PR tree-optimization/38926
18995 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
18996 with the correct value id to a value.
18997 (do_regular_insertion): Use the value number of edoubleprime
18998 for the value number of the expr.
19001 2008-08-21 Richard Guenther <rguenther@suse.de>
19003 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
19004 a PHI ask VN if it is already available.
19005 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
19006 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
19008 2009-01-28 Jakub Jelinek <jakub@redhat.com>
19010 PR middle-end/38934
19011 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
19012 set to varying whenever max has TREE_OVERFLOW set, similarly
19013 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
19015 2009-01-28 Richard Guenther <rguenther@suse.de>
19017 PR middle-end/38908
19018 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
19019 uninitialized aggregate uses in call arguments.
19021 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
19023 PR tree-optimization/38984
19024 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
19025 the nothing_id variable if -fno-delete-null-pointer-checks.
19027 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
19030 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
19031 (set_got_offset_rex64): Ditto.
19033 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
19036 * doc/extend.texi: Improve local variable with asm reg.
19038 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
19040 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
19041 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
19042 was not supplied then set warn_packed_bitfield_compat to the
19043 default value of 1.
19044 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
19047 2009-01-27 Richard Guenther <rguenther@suse.de>
19049 PR tree-optimization/38503
19050 * cfgexpand.c (expand_gimple_basic_block): Ignore
19051 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
19052 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
19053 variables that cannot have TBAA applied.
19054 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
19057 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
19059 PR middle-end/38969
19060 * calls.c (initialize_argument_information): Do not wrap complex
19061 arguments in SAVE_EXPR.
19063 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
19065 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
19066 (INSTALL_LIBGCC): Revert typo commit.
19068 2009-01-26 Richard Guenther <rguenther@suse.de>
19070 PR tree-optimization/38745
19071 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
19072 from special handling.
19074 2009-01-26 Richard Guenther <rguenther@suse.de>
19076 PR tree-optimization/38745
19077 * tree-ssa.c (execute_update_addresses_taken): Do not include
19078 variables that cannot possibly be a register in not_reg_needs.
19079 Do not clear TREE_ADDRESSABLE on vars that may not become
19081 * tree-ssa.c (update_alias_info_1): Include those in the set
19082 of addressable vars.
19084 2009-01-26 Richard Guenther <rguenther@suse.de>
19086 PR middle-end/38851
19087 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
19088 * tree-ssa-dse.c: Include langhooks.h
19089 (execute_simple_dse): Remove stores with zero size.
19091 2009-01-24 Jakub Jelinek <jakub@redhat.com>
19094 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
19097 2009-01-24 Julian Brown <julian@codesourcery.com>
19099 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
19100 config/arm/linux-atomic.c.
19101 * config/arm/linux-atomic.c: New.
19103 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
19105 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
19106 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
19107 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
19109 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
19112 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
19115 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
19117 PR tree-optimization/38953
19118 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
19119 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
19120 (gloog): Split the exit of the scop when the scop exit is a loop exit.
19121 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
19124 2009-01-24 Paul Brook <paul@codesourcery.com>
19126 * config/arm/neon.md (neon_type): Move to arm.md.
19127 (neon_mov<VSTRUCT>): Add neon_type attribute.
19128 * config/arm/arm.md (neon_type): Move to here.
19129 (conds): Add "unconditioal" and use as default for NEON insns.
19131 2009-01-24 Ben Elliston <bje@au.ibm.com>
19133 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
19134 void *' warning from -Wc++-compat.
19135 * Makefile.in (dominance.o-warn): Remove.
19137 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
19139 PR tree-optimization/38932
19140 * fold-const.c (fold_unary_ignore_overflow): New.
19141 * tree.h (fold_unary_ignore_overflow): Declare.
19142 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
19143 * tree-ssa-sccvn.c (visit_reference_op_load,
19144 simplify_unary_expression): Likewise.
19146 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
19148 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
19149 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
19150 regardless of their type.
19151 * c-common.c (handle_packed_attribute): Don't ignore packed on
19153 * c.opt (Wpacked-bitfield-compat): New warning option.
19154 * stor-layout.c (place_field): Warn if offset of a field changed.
19155 * doc/extend.texi (packed): Mention the ABI change.
19156 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
19157 (Warning Options): Add it to the list.
19159 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
19161 * c-opts.c (c_common_post_options): Fix a typo in comments.
19163 2009-01-22 Steve Ellcey <sje@cup.hp.com>
19165 PR middle-end/38615
19166 * gimplify.c (gimplify_init_constructor): Fix promotion of const
19167 variables to static.
19168 * doc/invoke.texi (-fmerge-all-constants): Update description.
19170 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
19173 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
19174 (*movdi_1_rex64): Use type "mmx" for alternative 5.
19176 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
19178 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
19180 (LOCAL_ALIGNMENT): Similarly.
19182 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
19183 Joseph Myers <joseph@codesourcery.com>
19185 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
19186 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
19187 * config/arm/arm-tune.md: Regenerate.
19188 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
19191 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
19193 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
19194 version number to five.
19196 2009-01-22 Dodji Seketeli <dodji@redhat.com>
19199 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
19200 * c-common.c (set_underlying_type): Likewise.
19201 (is_typedef_decl ): Likewise
19203 (set_underlying_type): Likewise.
19204 (is_typedef_type): Likewise.
19206 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
19208 PR middle-end/38587
19209 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
19212 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
19215 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
19216 (LIBGCC_SPEC): Don't define.
19217 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
19219 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
19221 PR rtl-optimization/38879
19222 * alias.c (base_alias_check): Unaligned access via AND address can
19223 alias all surrounding object types except those with sizes equal
19224 or wider than the size of unaligned access.
19226 2009-01-21 Dodji Seketeli <dodji@redhat.com>
19229 * c-decl.c (clone_underlying_type): Move this ...
19230 * c-common.c (set_underlying_type): ... here.
19231 Also, make sure the function properly sets TYPE_STUB_DECL() on
19232 the newly created typedef variant type.
19233 (is_typedef_decl ): New entry point.
19234 * tree.h: Added a new member member_types_needing_access_check to
19235 struct tree_decl_non_common.
19236 (set_underlying_type): New entry point.
19237 (is_typedef_type): Likewise.
19239 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
19241 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
19242 Check whether two instructions have memory references that
19243 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
19244 are helper functions for traversing.
19245 * alias.h (insn_alias_sets_confilict_p): New prototypes.
19246 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
19247 not to draw dependency edge for instructions with non-conflicting
19250 2009-01-20 Joseph Myers <joseph@codesourcery.com>
19253 * longlong.h: Update copyright years. Use soft-fp license notice.
19254 Sync __clz_tab declaration with glibc.
19256 2009-01-20 Steve Ellcey <sje@cup.hp.com>
19259 * doc/extend.texi (syscall_linkage): New.
19260 (version_id): Modify.
19262 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
19263 Richard Guenther <rguenther@suse.de>
19265 PR tree-optimization/38747
19266 PR tree-optimization/38748
19267 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
19268 conversion if the base address is an indirect reference and the
19269 aliasing sets could cause issues.
19271 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
19273 * common.opt (fgraphite, fgraphite-identity): Add comment for
19274 explaining why these options are not documented.
19276 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
19278 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
19279 gimple_call_lhs is NULL.
19281 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
19284 * emit-rtl.c (adjust_address_1): Make sure memref is never
19287 2009-01-20 Ben Elliston <bje@au.ibm.com>
19289 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
19290 const qualifier from arg parameter. Remove unnecessary cast to char *.
19291 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
19292 const qualifier from arg 2.
19294 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
19296 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
19298 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
19301 * rtl.h (reinit_regs): New prototype.
19302 * regclass.c: Include ira.h.
19303 (reinit_regs): New.
19304 * Makefile.in (regclass.o): Add ira.h.
19305 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
19307 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
19310 * c-common.c (handle_aligned_attribute): Use
19311 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
19312 default alignment value.
19314 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
19316 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
19317 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
19319 * doc/extend.texi: Update __attribute__ ((aligned)). Document
19320 __BIGGEST_ALIGNMENT__.
19322 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
19324 2009-01-18 Richard Guenther <rguenther@suse.de>
19326 PR tree-optimization/38819
19327 * tree-flow.h (operation_could_trap_helper_p): Declare.
19328 * tree-eh.c (operation_could_trap_helper_p): Export.
19329 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
19330 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
19331 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
19332 are about to insert a possibly trapping instruction and fail
19335 2009-01-18 Andreas Schwab <schwab@suse.de>
19337 * doc/install.texi (Configuration): Remove obsolete paragraph
19338 about use of --with-gnu-ld with --with-gnu-as.
19340 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
19342 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
19343 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
19344 Follow spelling conventions.
19346 2009-01-18 Ben Elliston <bje@au.ibm.com>
19348 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
19349 C++ warning about implicit conversion from void * to struct
19351 (bitmap_obstack_free): Likewise for bitmap_element *.
19352 * Makefile.in (bitmap.o-warn): Remove.
19354 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
19356 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
19358 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
19359 Tobias Grosser <tobi.grosser@amd.com>
19361 * graphite.c (graphite_trans_scop_block): Do not block single
19364 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
19366 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
19367 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
19368 test with assertion.
19370 2009-01-16 Richard Guenther <rguenther@suse.de>
19372 PR tree-optimization/38835
19373 PR middle-end/36227
19374 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
19375 and INT + PTR -> (INT)(PTR p+ INT) folding.
19376 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
19378 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
19381 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
19382 the subreg from a lowpart subreg if it is also casting the value.
19384 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
19385 Tobias Grosser <tobi.grosser@amd.com>
19387 * graphite.c (compare_prefix_loops): New.
19388 (build_scop_canonical_schedules): Rewritten.
19389 (graphite_transform_loops): Move build_scop_canonical_schedules
19390 after build_scop_iteration_domain.
19392 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
19393 Tobias Grosser <tobi.grosser@amd.com>
19395 * graphite.c (add_conditions_to_domain): Add the loops to
19396 the dimension of the iteration domain. Do copy the domain
19397 only when it exists.
19398 (build_scop_conditions_1): Do not call add_conditions_to_domain.
19399 (add_conditions_to_constraints): New.
19400 (can_generate_code_stmt, can_generate_code): Removed.
19401 (gloog): Do not call can_generate_code.
19402 (graphite_transform_loops): Call add_conditions_to_constraints
19403 after building the iteration domain.
19405 2009-01-16 Jakub Jelinek <jakub@redhat.com>
19407 PR tree-optimization/38789
19408 * tree-ssa-threadedge.c
19409 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
19410 __builtin_constant_p.
19412 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
19414 * dce.c (delete_unmarked_insns): Reversed the order that insns are
19415 examined before deleting them.
19417 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
19419 * function.c (aggregate_value_p): Correctly extract the function
19420 type from CALL_EXPR_FN lookup.
19422 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
19424 * config/picochip/picochip.c (picochip_override_options): Revert
19425 CFI asm flag disable commited previously.
19427 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
19428 Tobias Grosser <tobi.grosser@amd.com>
19429 Jan Sjodin <jan.sjodin@amd.com>
19431 * graphite.c (scan_tree_for_params): On substractions negate
19432 all the coefficients of the term.
19433 (clast_to_gcc_expression_red): New. Handle reduction expressions
19434 of more than two operands.
19435 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
19436 (get_vdef_before_scop): Handle also the case of default definitions.
19438 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
19440 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
19441 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
19442 Also use them when walking CALL_INSN_FUNCTION_USAGE.
19444 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
19445 Joey Ye <joey.ye@intel.com>
19447 PR middle-end/37843
19448 * cfgexpand.c (expand_stack_alignment): Don't update stack
19449 boundary nor check incoming stack boundary here.
19450 (gimple_expand_cfg): Update stack boundary and check incoming
19451 stack boundary here.
19453 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
19455 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
19457 2009-01-14 Jakub Jelinek <jakub@redhat.com>
19459 PR rtl-optimization/38245
19460 * calls.c (expand_call): Add stack arguments to
19461 CALL_INSN_FUNCTION_USAGE even for pure calls (when
19462 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
19463 in regs and partially in memory or BLKmode arguments.
19464 (emit_library_call_value_1): Add stack arguments to
19465 CALL_INSN_FUNCTION_USAGE even for pure calls (when
19466 ACCUMULATE_OUTGOING_ARGS).
19467 * dce.c: Include tm_p.h.
19468 (find_call_stack_args): New function.
19469 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
19471 (mark_insn): Call find_call_stack_args for CALL_Ps.
19472 (prescan_insns_for_dce): Walk insns backwards in bb rather than
19473 forwards. Allocate and free arg_stores bitmap if needed, pass it
19474 down to deletable_insn_p, don't mark stores set in arg_stores
19475 bitmap, clear the bitmap at the beginning of each bb.
19476 * Makefile.in (dce.o): Depend on $(TM_P_H).
19478 2009-01-14 Michael Meissner <gnu@the-meissners.org>
19481 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
19482 to make sure the insn is a conditional test (bug 22599). Reformat a
19485 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
19487 PR middle-end/38431
19488 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
19489 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
19490 (gloog): Do not call cleanup_tree_cfg.
19491 (graphite_transform_loops): Call cleanup_tree_cfg after all
19492 scops have been code generated.
19494 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
19495 * doc/gty.texi (Invoking the garbage collector): Added new node
19496 and section documenting ggc_collect.
19498 2009-01-14 Richard Guenther <rguenther@suse.de>
19500 PR tree-optimization/38826
19501 PR middle-end/38477
19502 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
19503 initialization notes only if we actually emitted a warning.
19504 (intra_create_variable_infos): Add constraints for a result decl
19505 that is passed by hidden reference.
19506 (build_pred_graph): Mark all related variables non-direct on
19509 2009-01-14 Nick Clifton <nickc@redhat.com>
19511 * ira-conflicts.c: Include addresses.h for the definition of
19513 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
19514 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
19516 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
19519 * Makefile.in (ira-lives.o): Add except.h.
19521 * ira-lives.c: Include except.h.
19522 (process_bb_node_lives): Process can_throw_internal.
19524 2009-01-13 Jakub Jelinek <jakub@redhat.com>
19526 PR rtl-optimization/38774
19527 * combine.c (simplify_set): When undoing cc_use change, don't do
19528 PUT_CODE on the newly created comparison, but instead put back the
19531 2009-01-13 Joseph Myers <joseph@codesourcery.com>
19533 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
19534 values. Remove duplicate arm8 entry.
19536 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
19538 PR tree-optimization/38786
19539 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
19540 the SSA_NAME case of expand_scalar_variables_expr.
19541 Set the type of an expression to the type of its assign statement.
19542 (expand_scalar_variables_expr): Also gather the scalar computation
19543 used to index the memory access. Do not pass loop_p.
19544 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
19545 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
19546 the gimple_stmt_iterator where it inserts new code.
19547 Do not pass loop_p.
19548 (copy_bb_and_scalar_dependences): Do not pass loop_p.
19549 (translate_clast): Update call to copy_bb_and_scalar_dependences.
19551 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
19553 * graphite.h (debug_value): Removed.
19554 * graphite.c (debug_value): Removed.
19556 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
19558 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
19559 ldrd/strd with two 32-bit instructions.
19561 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
19563 * config/arm/arm.c (struct processors): Pass for speed down into
19564 cost helper functions.
19565 (const_ok_for_op): Handle COMPARE and inequality nodes.
19566 (arm_rtx_costs_1): Rewrite.
19567 (arm_size_rtx_costs): Update prototype.
19568 (arm_rtx_costs): Pass speed down to helper functions.
19569 (arm_slowmul_rtx_costs): Rework cost calculations.
19570 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
19571 (arm_9e_rtx_costs): Likewise.
19573 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
19575 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
19576 relocations of local symbols wider than UNITS_PER_WORD are not valid.
19577 (alpha_legitimize_address): Do not split local symbols wider than
19578 UNITS_PER_WORD into HIGH/LO_SUM parts.
19580 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
19583 * gcc.c (process_command): Replace call to execvp with calls
19584 to pex_one and exit.
19586 2009-01-03 Anatoly Sokolov <aesok@post.ru>
19589 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
19590 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
19591 variant for devices with 3-byte PC.
19592 (__tablejump_elpm__): New.
19594 2009-01-12 Jakub Jelinek <jakub@redhat.com>
19597 * c-parser.c (c_parser_postfix_expression): Allow `->' in
19598 offsetof member-designator, handle it as `[0].'.
19600 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19602 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
19603 function when not using named sections on targets with named sections
19604 if branch distance is less than 262132.
19606 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
19608 * combine.c (combine_instructions): Recompute
19609 optimize_this_for_speed_p for each BB in the main combine loop.
19611 2009-01-12 Tomas Bily <tbily@suse.cz>
19614 * tree-loop-distribution.c (prop_phis): New function.
19615 (generate_builtin): Call prop_phis.
19616 * testsuite/gcc.dg/tree-ssa/pr38385.c: New file.
19618 2009-01-12 Jakub Jelinek <jakub@redhat.com>
19620 PR tree-optimization/38807
19621 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
19622 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
19624 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
19626 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
19627 subreg of op0 to the original op0.
19629 2009-01-11 Laurent GUERBY <laurent@guerby.net>
19631 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
19633 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
19636 * mips-tfile.c (parse_def): Fix parsing of def strings
19637 starting with digits.
19639 2009-01-10 Jakub Jelinek <jakub@redhat.com>
19642 * config/arm/arm.c (arm_is_long_call_p): Don't call
19643 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
19645 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
19647 * regrename.c (regrename_optimize): Fix dumping.
19648 (find_oldest_value_reg): Preserve REG_POINTER.
19649 (copy_hardreg_forward_1): Likewise.
19651 2009-01-09 Diego Novillo <dnovillo@google.com>
19653 * gimple.h (struct gimple_statement_base) <uid>: Document
19654 the restrictions on its use.
19655 (gimple_uid): Tidy.
19656 (gimple_set_uid): Tidy.
19658 2009-01-09 Jakub Jelinek <jakub@redhat.com>
19660 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
19661 zero guard even if align_bytes != 0 and count is smaller than
19664 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
19666 PR rtl-optimization/38495
19667 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
19668 (add_range_and_copies_from_move_list): Print all added ranges.
19669 Add ranges to memory optimized destination.
19671 2009-01-09 Jakub Jelinek <jakub@redhat.com>
19675 * config/i386/i386.c (override_options): Reject
19676 -mstringop-strategy=rep_8byte with -m32.
19677 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
19678 to 1. Do count comparison against epilogue_size_needed at compile
19679 time even when count_exp was constant forced into register. For
19680 size_needed don't jump to epilogue, instead just avoid aligning
19681 and invoke the body algorithm. If need_zero_guard, add zero guard
19682 even if count is non-zero, but smaller than size_needed + number of
19683 bytes that could be stored for alignment.
19684 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
19685 to 1. If need_zero_guard, add zero guard even if count is non-zero,
19686 but smaller than size_needed + number of bytes that could be stored
19687 for alignment. Compare size_needed with epilogue_size_needed instead
19688 of desired_align - align, don't adjust size_needed, pass
19689 epilogue_size_needed to the epilogue expanders.
19692 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
19694 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19696 * pa.c (last_address): Change to unsigned.
19697 (update_total_code_bytes): Change argument to unsigned. Don't
19698 check if insn addresses are set.
19699 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
19700 addresses are not set.
19701 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
19703 2009-01-09 Nick Clifton <nickc@redhat.com>
19705 * config/sh/symbian.c: Replace uses of DECL_INLINE with
19706 DECL_DECLARED_INLINE_P.
19708 2009-01-09 Jakub Jelinek <jakub@redhat.com>
19710 PR middle-end/38347
19711 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
19712 GET_MODE (op0) in operand_subword_force calls.
19714 PR middle-end/38771
19715 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
19716 fold_convert arg0 operands to TREE_TYPE (op0) first.
19718 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
19720 * params.def (ira-max-conflict-table-size): Decrease default value
19723 2009-01-08 Jakub Jelinek <jakub@redhat.com>
19725 PR tree-optimization/37031
19726 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
19728 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
19729 allocate it using gc instead of heap, use VEC_quick_push instead of
19731 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
19732 instead of heap, use VEC_quick_push instead of VEC_safe_push.
19733 * tree-data-ref.h (struct access_matrix): Change matrix to gc
19734 allocated vector from heap allocated.
19735 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
19736 * tree-loop-linear.c (linear_transform_loops): Allocate nest
19737 vector only after perfect_loop_nest_depth call.
19739 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
19740 Jan Sjodin <jan.sjodin@amd.com>
19742 PR tree-optimization/38559
19743 * graphite.c (debug_value, copy_constraint,
19744 swap_constraint_variables, scale_constraint_variable, ): New.
19745 (get_lower_bound, get_upper_bound): Removed.
19746 (graphite_trans_bb_strip_mine): Clean up this code that works
19747 only for constant number of iterations. Fully copy upper and
19748 lower bound constraints, not only the constant part of them.
19749 * graphite.h (debug_value): Declared.
19751 2009-01-08 Ira Rosen <irar@il.ibm.com>
19753 PR tree-optimization/37194
19754 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
19755 Don't add the cost of cost model guard in prologue to scalar
19756 outside cost in case of known number of iterations.
19758 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
19759 Alan Modra <amodra@bigpond.net.au>
19761 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
19762 non-word-aligned REG+CONST addressing.
19764 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
19767 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
19768 free_after_compilation when outputting a thunk.
19769 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
19770 Do not call free_after_compilation here.
19772 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
19774 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
19775 (ix86_valid_target_attribute_inner_p): Ditto.
19777 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
19779 PR tree-optimization/38492
19780 PR tree-optimization/38498
19781 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
19782 * tree-chrec.h (scev_is_linear_expression): Declared.
19783 * graphite.c (graphite_cannot_represent_loop_niter): New.
19784 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
19785 (graphite_loop_normal_form): Use gcc_assert.
19786 (scan_tree_for_params): Use CASE_CONVERT.
19787 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
19788 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
19789 Use gcc_assert. Discard scops that contain unhandled cases.
19790 (build_scop_conditions): Return a boolean status for unhandled cases.
19791 (strip_mine_profitable_p): Print the loop number, not its depth.
19792 (is_interchange_valid): Pass the depth of the loop nest, don't
19793 recompute it wrongly.
19794 (graphite_trans_bb_block): Same.
19795 (graphite_trans_bb_block): Print tentative of loop blocking.
19796 (graphite_trans_scop_block): Do not print that the loop has been
19798 (graphite_transform_loops): Do not handle scops that contain condition
19801 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
19803 AVX Programming Reference (December, 2008)
19804 * config/i386/avxintrin.h (_mm256_stream_si256): New.
19805 (_mm256_stream_pd): Likewise.
19806 (_mm256_stream_ps): Likewise.
19808 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
19809 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
19810 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
19811 (bdesc_special_args): Add __builtin_ia32_movntdq256,
19812 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
19813 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
19814 (ix86_expand_special_args_builtin): Likewise.
19816 * config/i386/sse.md (AVXMODEDI): New.
19817 (avx_movnt<mode>): Likewise.
19818 (avx_movnt<mode>): Likewise.
19819 (<sse>_movnt<mode>): Remove AVX support.
19820 (sse2_movntv2di): Likewise.
19822 2009-01-07 Richard Guenther <rguenther@suse.de>
19824 PR middle-end/38751
19825 * fold-const.c (extract_muldiv): Remove obsolete comment.
19826 (fold_plusminus_mult_expr): Undo MINUS_EXPR
19827 to PLUS_EXPR canonicalization for the canonicalization.
19829 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
19831 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
19832 hosted cross-compilers generating less efficient code.
19834 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
19836 * function.h (rtl_data): Add a dbr_scheduled_p field.
19837 * reorg.c (dbr_schedule): Set it.
19838 (gate_handle_delay_slots): Check it.
19839 * config/mips/mips.c (mips_base_delayed_branch): Delete.
19840 (mips_reorg): Check flag_delayed_branch instead of
19841 mips_base_delayed_branch.
19842 (mips_override_options): Don't set mips_base_delayed_branch
19843 or flag_delayed_branch.
19845 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
19847 PR rtl-optimization/38426.
19848 * ira.c (ira): Set current_function_is_leaf earlier.
19850 2009-01-06 Jakub Jelinek <jakub@redhat.com>
19852 PR rtl-optimization/38722
19853 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
19854 too early, only set a flag and modify after last possible
19857 2009-01-06 Janis Johnson <janis187@us.ibm.com>
19860 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
19861 * real.c (decimal_single_format): Correct values of emin and emax.
19862 (decimal_double_format): Ditto.
19863 (decimal_quad_format): Ditto.
19864 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
19865 computation of DECnn_MIN and DECnn_MAX for corrected values of
19866 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
19867 __DECnn_MIN__, and adjust its computation for the corrected value
19870 2009-01-06 Jan Hubicka <jh@suse.cz>
19873 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
19875 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
19877 * doc/contrib.texi (Contributors): Slightly adjust the end note.
19878 Add Robert Clark to the list of testers.
19880 2009-01-06 Jan Hubicka <jh@suse.cz>
19881 Kai Tietz <kai.tietz@onevision.com>
19883 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
19884 * config/i386/i386.c (ix86_expand_call): Add clobbers.
19886 2009-01-06 Jan Hubicka <jh@suse.cz>
19887 Kai Tietz <kai.tietz@onevision.com>
19889 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
19891 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
19892 (ix86_nsaved_regs): Count only general purpose regs.
19893 (ix86_nsaved_sseregs): New.
19894 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
19895 to 16 for w64; compute padding and size of sse reg save area.
19896 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
19897 general purpose regs.
19898 (ix86_emit_save_sse_regs_using_mov): New.
19899 (ix86_expand_prologue): Save SSE regs if needed.
19900 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
19901 (ix86_emit_restore_sse_regs_using_mov): New.
19902 (ix86_expand_epilogue): Save SSE regs if needed.
19904 2009-01-06 Jan Hubicka <jh@suse.cz>
19905 Kai Tietz <kai.tietz@onevision.com>
19907 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
19908 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
19909 functions when accumulate outgoing args is off.
19911 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
19914 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
19915 before using pseudos_have_intersected_live_ranges_p.
19917 * ira-int.h (ira_assert): Always define.
19919 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
19921 AVX Programming Reference (December, 2008)
19922 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
19923 (_mm256_permute2_pd): Likewise.
19924 (_mm_permute2_ps): Likewise.
19925 (_mm256_permute2_ps): Likewise.
19926 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
19927 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
19929 * config/i386/i386.c (ix86_builtins): Remove
19930 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
19931 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
19932 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
19933 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
19934 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
19935 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
19936 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
19937 __builtin_ia32_vpermil2ps256.
19938 (ix86_init_mmx_sse_builtins): Updated.
19939 (ix86_expand_args_builtin): Likewise.
19941 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19943 * pa.c (output_call): Relocate non-jump insns in the delay slot of
19944 long absolute calls when generating PA 2.0 code.
19946 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
19948 PR rtl-optimization/38583
19949 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
19951 * params.def (ira-max-conflict-table-size): New.
19953 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
19955 * ira.h (ira_conflicts_p): New external definition.
19957 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
19958 table. Report this. Return result of building.
19959 (ira_build_conflicts): Use ira_conflicts_p. Check result of
19960 building conflict table.
19962 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
19963 (ira_color): Use ira_conflicts_p.
19965 * global.c: Include ira.h.
19966 (pseudo_for_reload_consideration_p, build_insn_chain): Use
19969 * Makefile.in (global.o): Add ira.h.
19971 * ira-build.c (mark_all_loops_for_removal,
19972 propagate_some_info_from_allocno): New.
19973 (remove_unnecessary_allocnos): Call
19974 propagate_some_info_from_allocno.
19975 (remove_low_level_allocnos): New.
19976 (remove_unnecessary_regions): Add parameter. Call
19977 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
19978 parameter to remove_unnecessary_regions.
19979 (ira_build): Remove all regions but root if the conflict table was
19980 not built. Update conflict hard regs for allocnos crossing calls.
19982 * ira.c (ira_conflicts_p): New global.
19983 (ira): Define and use ira_conflicts_p.
19985 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
19986 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
19987 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
19989 2009-01-06 Ben Elliston <bje@au.ibm.com>
19991 * gengtype-lex.l (YY_NO_INPUT): Define.
19993 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
19996 * c-common.c (handle_vector_size_attribute): Also reject
19997 BOOLEAN_TYPE types.
19999 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
20001 PR tree-optimization/38492
20002 * graphite.c (rename_map_elt, debug_rename_elt,
20003 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
20004 rename_map_elt_info, eq_rename_map_elts,
20005 get_new_name_from_old_name, bb_in_sese_p): Moved around.
20006 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
20007 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
20008 (sese_build_livein_liveouts): New.
20009 (new_sese, free_sese): New.
20010 (new_scop): Call new_sese.
20011 (free_scop): Call free_sese.
20012 (rename_variables_from_edge, rename_phis_end_scop): Removed.
20013 (register_old_new_names): Renamed register_old_and_new_names.
20014 (register_scop_liveout_renames, add_loop_exit_phis,
20015 insert_loop_close_phis, struct igp,
20016 default_liveout_before_guard, add_guard_exit_phis,
20017 insert_guard_phis, copy_renames): New.
20018 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
20019 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
20020 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
20021 (scop_adjust_phis_for_liveouts): New.
20022 (gloog): Call scop_adjust_phis_for_liveouts.
20024 * graphite.h (struct sese): Documented. Added fields liveout,
20025 num_ver and livein.
20026 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
20027 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
20028 (struct scop): Added field liveout_renames.
20029 (SCOP_LIVEOUT_RENAMES): New.
20031 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
20033 PR tree-optimization/38510
20034 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
20035 (translate_clast): Call recompute_all_dominators before
20037 (gloog): Call recompute_all_dominators before graphite_verify.
20039 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
20040 Jan Sjodin <jan.sjodin@amd.com>
20042 PR tree-optimization/38500
20043 * graphite.c (create_sese_edges): Call fix_loop_structure after
20046 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
20048 * config.gcc: Add m32r*-*-rtems*.
20049 * config/m32r/rtems.h: New file.
20051 2009-01-05 Ben Elliston <bje@au.ibm.com>
20053 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
20054 (.po.pox): Likewise.
20055 (po/gcc.pot): Likewise.
20057 2009-01-04 David S. Miller <davem@davemloft.net>
20059 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
20060 (STARTING_FRAME_OFFSET): Always set to zero.
20062 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
20064 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
20065 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
20066 fixed-point types, and vectors of the same.
20068 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
20070 * config/mips/sync.md (*mb_barrier): Rename to...
20071 (*memory_barrier): ...this.
20073 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
20075 * doc/extend.texi (Function Attributes): Move @cindex after @item
20076 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
20077 and put in alphabetical order. Fix 'target' name and put in order.
20078 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
20081 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
20083 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
20084 (memory_barrier): Expand as unspec instead of unspec_volatile.
20085 Remove mem:BLK from insn operands. Use Pmode scratch register.
20086 (*memory_barrier): Define as unspec instead of unspec_volatile.
20087 Use (match_dup 0) as input operand.
20089 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
20090 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
20091 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
20092 scratch register. Remove operand 1.
20093 (*stbar): Define as unspec instead of unspec_volatile.
20094 Use (match_dup 0) as input operand, remove (const_int 8).
20095 (*membar): Define as unspec instead of unspec_volatile.
20096 Use (match_dup 0) as input operand, remove input operand 2.
20098 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
20099 (memory_barrier): Expand as unspec instead of unspec_volatile.
20100 Remove mem:BLK from insn operands. Use Pmode scratch register.
20101 (*memory_barrier): Define as unspec instead of unspec_volatile.
20102 Use (match_dup 0) as input operand.
20104 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
20105 Remove mem:BLK from insn operands. Use Pmode scratch register.
20106 Set volatile flag on operand 0.
20107 (*memory_barrier): New insn pattern.
20109 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
20111 (*memory_barrier): Use (match_dup 0) as input operand.
20113 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
20114 Remove mem:BLK from insn operands. Use Pmode scratch register.
20115 Set volatile flag on operand 0.
20116 (*mb_internal): New insn pattern.
20118 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
20120 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
20122 PR middle-end/38586
20123 * function.c (struct temp_slot): Move to the section of the file
20124 that deals with temp slots. Remove field 'address'.
20125 (temp_slot_address_table): New hash table of address -> temp slot.
20126 (struct temp_slot_address_entry): New struct, items for the table.
20127 (temp_slot_address_compute_hash, temp_slot_address_hash,
20128 temp_slot_address_eq, insert_temp_slot_address): Support functions
20130 (find_temp_slot_from_address): Rewrite to use the new hash table.
20131 (remove_unused_temp_slot_addresses): Remove addresses of temp
20132 slots that have been made available.
20133 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
20134 worker function for remove_unused_temp_slot_addresses.
20135 (assign_stack_temp_for_type): Don't clear the temp slot address list.
20136 Add the temp slot address to the address -> temp slot map.
20137 (update_temp_slot_address): Update via insert_temp_slot_address.
20138 (free_temp_slots): Call remove_unused_temp_slot_addresses.
20139 (pop_temp_slots): Likewise.
20140 (init_temp_slots): Allocate the address -> temp slot map, or empty
20141 the map if it is already allocated.
20142 (prepare_function_start): Initialize temp slot processing.
20144 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
20146 PR middle-end/38584
20147 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
20148 Calculate the size of all stack vars assuming no packing of stack
20149 vars will happen, replacing a quadratic algorithm with a linear one.
20151 2009-01-03 Jakub Jelinek <jakub@redhat.com>
20154 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
20157 2009-01-03 Diego Novillo <dnovillo@google.com>
20159 * doc/contrib.texi: Update contributions.
20161 2009-01-03 Jakub Jelinek <jakub@redhat.com>
20164 * builtins.c (fold_builtin_memory_op): Give up if either operand
20165 is volatile. Set srctype or desttype to non-qualified version
20169 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
20170 and FUNCTION_DECLs.
20172 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
20174 PR rtl-optimization/35805
20175 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
20176 problem if fast dce is able to remove any instructions.
20177 * dce.c (dce_process_block): Fix dump message.
20179 2009-01-02 Mark Mitchell <mark@codesourcery.com>
20182 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
20184 2009-01-02 Jakub Jelinek <jakub@redhat.com>
20186 PR middle-end/38690
20187 * tree-flow.h (op_code_prio, op_prio): New prototypes.
20188 * tree-pretty-print.c (op_code_prio): New function.
20189 (op_prio): No longer static. Use op_code_prio.
20190 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
20191 Use op_prio and op_code_prio to determine if () should be
20192 printed around operand(s) or not.
20194 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
20195 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
20196 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
20197 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
20198 pp_character instead of pp_string for single letter printing.
20200 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
20202 * doc/extend.texi: Fix '#pragma GCC option' typo.
20204 2009-01-02 Richard Guenther <rguenther@suse.de>
20206 * doc/install.texi (--enable-checking): Mention different
20207 default for stage1.
20208 (--enable-stage1-checking): Document.
20210 2009-01-01 Andrew Pinski <pinskia@gmail.com>
20212 PR middle-end/30142
20213 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
20214 case to be an error.
20216 2009-01-02 Ben Elliston <bje@au.ibm.com>
20218 * config/fp-bit.h (pack_d): Constify argument.
20219 * config/fp-bit.c (makenan): Constify return type. Remove casts.
20220 (isnan): Constify argument.
20222 (iszero): Likewise.
20223 (pack_d): Likewise.
20224 (_fpadd_parts): Constify return type.
20225 (_fpmul_parts): Likewise.
20226 (_fpdiv_parts): Likewise.
20228 2009-01-01 Jakub Jelinek <jakub@redhat.com>
20231 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
20232 warn about overwriting initializer with side-effects or
20233 -Woverride-init if !IMPLICIT.
20234 (output_init_element): Likewise. Pass IMPLICIT down to
20236 (process_init_element): Add IMPLICIT argument. Pass it down
20237 to output_init_element.
20238 (push_init_element, pop_init_level, set_designator): Adjust
20239 process_init_element callers.
20240 (set_nonincremental_init, set_nonincremental_init_from_string):
20241 Adjust add_pending_init callers.
20242 (output_pending_init_elements): Adjust output_init_element callers.
20243 * c-tree.h (process_init_element): Adjust prototype.
20244 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
20245 process_init_element callers.
20248 Copyright (C) 2009 Free Software Foundation, Inc.
20250 Copying and distribution of this file, with or without modification,
20251 are permitted in any medium without royalty provided the copyright
20252 notice and this notice are preserved.