1 2009-08-02 Paolo Bonzini <bonzini@gnu.org
3 * explow.c (promote_function_mode): Remove assert.
4 * config/sh/sh.c (sh_promote_function_mode): Declare.
6 2009-08-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8 * config/pa/pa.c (pa_promote_function_mode): Declare.
9 Change to static. Fix promote_mode call.
11 * gthr-dce.h (CONST_CAST2): Define if not defined.
12 (__gthread_setspecific): Use CONST_CAST2 to fix warning.
14 * config.gcc (hppa[12]*-*-hpux10*): Add stdint support.
16 2009-08-01 Paolo Bonzini <bonzini@gnu.org>
18 * expr.c (store_constructor): Use promote_decl_mode. Remove
19 now write-only variable unsignedp.
20 (expand_expr_real_1): Use promote_decl_mode.
21 * expr.h (promote_function_mode, promote_decl_mode): New.
22 (promote_mode): Remove last argument.
23 * function.c (assign_temp): Drop last argument of promote_mode.
24 (assign_parm_find_data_types): Use promote_function_mode.
25 (assign_parm_setup_reg): Likewise.
26 (expand_function_end): Use promote_function_mode.
27 * calls.c (initialize_argument_information): Use promote_function_mode.
28 (precompute_arguments): Use promote_mode instead of checking if
29 only PROMOTE_FUNCTION_MODE is defined.
30 (expand_call): When making sibcall decisions, use promote_function_mode.
31 Below, remove an if for targetm.calls.promote_function_return and
32 and use promote_function_mode.
33 (emit_library_call_value_1): Use promote_function_mode, fix bug
34 where promote_mode was passed FOR_CALL == 0 for a return value in an
36 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
37 * explow.c (promote_function_mode, promote_decl_mode): New.
38 (promote_mode): Keep only the FOR_CALL == 0 case.
39 * combine.c (setup_incoming_promotion): Remove test of
40 promote_function_args. Use promote_function_mode.
41 * stmt.c (expand_value_return): Use promote_decl_mode.
42 (expand_decl): Use promote_decl_mode.
44 * expr.c (store_constructor): Use promote_decl_mode. Remove
45 now write-only variable unsignedp.
46 (expand_expr_real_1): Use promote_decl_mode.
47 * expr.h (promote_function_mode, promote_decl_mode): New.
48 (promote_mode): Remove last argument.
49 * function.c (assign_temp): Drop last argument of promote_mode.
50 (assign_parm_find_data_types): Use promote_function_mode.
51 (assign_parm_setup_reg): Likewise.
52 (expand_function_end): Use promote_function_mode.
53 * calls.c (initialize_argument_information): Use promote_function_mode.
54 (precompute_arguments): Use promote_mode instead of checking if
55 only PROMOTE_FUNCTION_MODE is defined.
56 (expand_call): When making sibcall decisions, use promote_function_mode.
57 Below, remove an if for targetm.calls.promote_function_return and
58 and use promote_function_mode.
59 (emit_library_call_value_1): Use promote_function_mode, fix bug
60 where promote_mode was passed FOR_CALL == 0 for a return value in an
62 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
63 * explow.c (promote_function_mode, promote_decl_mode): New.
64 (promote_mode): Keep only the FOR_CALL == 0 case.
65 * combine.c (setup_incoming_promotion): Remove test of
66 promote_function_args. Use promote_function_mode.
67 * stmt.c (expand_value_return): Use promote_decl_mode.
68 (expand_decl): Use promote_decl_mode.
70 * explow.c (promote_function_mode): Just call the target hook.
71 * targhooks.c (default_promote_function_mode,
72 default_promote_function_mode_always_promote): New.
73 * targhooks.h (default_promote_function_mode,
74 default_promote_function_mode_always_promote): Declare.
75 * target.h (promote_function_args, promote_function_return): Remove.
76 (promote_function_mode): New.
77 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
78 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
79 (TARGET_PROMOTE_FUNCTION_MODE): New.
80 (TARGET_CALLS): Adjust.
81 * system.h (TARGET_PROMOTE_FUNCTION_ARGS,
82 TARGET_PROMOTE_FUNCTION_RETURN, PROMOTE_FUNCTION_MODE): Poison.
84 * config/s390/s390.h (PROMOTE_FUNCTION_MODE): Move...
85 * config/s390/s390.c (s390_promote_function_mode): ... here,
86 with pointer handling.
87 (TARGET_PROMOTE_FUNCTION_MODE): Define.
88 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
90 * config/sparc/sparc.h (PROMOTE_FUNCTION_MODE): Move...
91 * config/sparc/sparc.c (sparc_promote_function_mode): ... here,
92 with pointer handling.
93 (TARGET_PROMOTE_FUNCTION_MODE): Define.
94 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
96 * config/sh/sh-protos.h (sh_promote_function_mode): New.
97 * config/sh/sh.c (sh_promote_function_mode): New.
98 (TARGET_PROMOTE_FUNCTION_MODE): Define.
99 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
101 * config/cris/cris.h (PROMOTE_FUNCTION_MODE): Move...
102 * config/cris/cris.c (cris_promote_function_mode): ... here.
103 (TARGET_PROMOTE_FUNCTION_MODE): Define.
104 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
106 * config/mmix/mmix.h (PROMOTE_FUNCTION_MODE): Move...
107 * config/mmix/mmix.c (mmix_promote_function_mode): ... here.
108 (TARGET_PROMOTE_FUNCTION_MODE): Define.
109 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
111 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Move...
112 * config/arm/arm.c (arm_promote_function_mode): ... here, without complex
114 (TARGET_PROMOTE_FUNCTION_MODE): Define.
115 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
117 * config/pa/pa.c (pa_promote_function_mode): New.
118 (TARGET_PROMOTE_FUNCTION_MODE): Define.
119 (TARGET_PROMOTE_FUNCTION_RETURN): Remove.
121 * config/alpha/alpha.c (TARGET_PROMOTE_FUNCTION_ARGS,
122 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
123 (TARGET_PROMOTE_FUNCTION_MODE): Define equivalently.
124 * config/xtensa/xtensa.c: Likewise.
125 * config/stormy16/stormy16.c: Likewise.
126 * config/iq2000/iq2000.c: Likewise.
127 * config/rs6000/rs6000.c: Likewise.
128 * config/picochip/picochip.c: Likewise.
129 * config/arc/arc.c: Likewise.
130 * config/mcore/mcore.c: Likewise.
131 * config/score/score.c: Likewise.
132 * config/mips/mips.c: Likewise.
133 * config/bfin/bfin.c: Likewise.
134 * config/ia64/ia64.c: Likewise (disabled though).
136 * config/frv/frv.h: Remove pointless remark.
138 * doc/tm.texi (PROMOTE_FUNCTION_MODE,
139 TARGET_PROMOTE_FUNCTION_ARGS,
140 TARGET_PROMOTE_FUNCTION_RETURN): Consolidate into...
141 (TARGET_PROMOTE_FUNCTION_MODE): ... this.
143 2009-08-01 Sebastian Pop <sebastian.pop@amd.com>
145 * doc/invoke.texi (-fgraphite-force-parallel): Renamed
146 -floop-parallelize-all.
147 * toplev.c (process_options): Rename flag_graphite_force_parallel to
148 flag_loop_parallelize_all.
149 * tree-ssa-loop.c (gate_graphite_transforms): Same.
150 * graphite.c (graphite_transform_loops): Same.
152 * graphite-poly.c (apply_poly_transforms): Same.
154 2009-07-31 Richard Earnshaw <rearnsha@arm.com>
156 PR tree-optimization/40914
157 * ipa-prop.c (ipa_get_ptr_load_param): New argument use_delta,
158 if set, then check the delta field of the PMF record.
159 (ipa_get_stmt_member_ptr_load_param): Propagate new param use_delta.
160 (ipa_analyze_call_uses): Handle machines where the vbit for a PMF
161 call is stored in the delta.
163 2009-07-31 Adam Nemet <anemet@caviumnetworks.com>
165 * config/mips/mips.md (*clear_upper32_dext): New pattern.
167 2009-07-31 Uros Bizjak <ubizjak@gmail.com>
169 * config/i386/bsd.h (ASM_BYTE): New define.
170 * config/i386/darwin.h (ASM_BYTE): Rename from ASM_BYTE_OP.
171 * config/i386/att.h (ASM_BYTE): New define. Use ASM_BYTE instead of
172 .byte. Use fputs or putc instead of fprintf where appropriate.
173 * config/i386/i386-interix.h: Use ASM_BYTE instead of .byte. Use
174 fputs or putc instead of fprintf where appropriate.
175 * config/i386/i386elf.h: Ditto.
176 * config/i386/sysv4.h: Ditto.
178 * config/i386/i386.c (TARGET_ASM_BYTE_OP): New define.
179 * config/i386/i386.md (x86_sahf_1): Use ASM_BYTE instead of .byte.
180 (*tls_global_dynamic_64): Ditto.
182 2009-07-31 Christian Bruel <christian.bruel@st.com>
184 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
186 2009-07-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
188 * config/arm/arm.c (arm_arm_address_cost): Fix typo.
189 Remove dead code for MINUS.
191 2009-07-31 Anthony Green <green@moxielogic.com>
193 * config/moxie/moxie.c (moxie_expand_prologue): Use $r5 instead of
195 (moxie_expand_epilogue): Ditto for epilogue.
196 (moxie_setup_incoming_varargs): ABI change. Use 5 registers for
198 (moxie_function_arg): Ditto.
199 (moxie_pass_by_reference): Ditto.
200 (moxie_arg_partial_bytes): Ditto.
201 * config/moxie/moxie.h (CALL_USED_REGISTERS): Ditto.
202 (FUNCTION_ARG_ADVANCE) Ditto.
203 (REG_PARM_STACK_SPACE) Ditto.
204 (FUNCTION_ARG_REGNO_P) Dito.
206 * config.gcc: Add moxie linux config support.
207 * gcc/config/moxie/uclinux.h: New file.
209 2009-07-31 DJ Delorie <dj@redhat.com>
211 * config/sh/sh.md (UNSPECV_SP_SWITCH_B): New.
212 (UNSPECV_SP_SWITCH_E): New.
213 (sp_switch_1): Change to an unspec.
214 (sp_switch_2): Change to an unspec. Don't use post-inc when we
216 * config/sh/sh.c (sh_expand_prologue): Use the constant pool to
217 reference the new stack's address
219 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
221 * Makefile.in (OBJS-common): Added dependence on graphite-blocking.o,
222 graphite-clast-to-gimple.o, graphite-dependences.o,
223 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
224 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o.
225 (graphite-blocking.o,
226 graphite-clast-to-gimple.o, graphite-dependences.o,
227 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
228 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o): New.
229 * cfgloop.c (alloc_loop): Set loop->can_be_parallel to false.
230 * cfgloop.h (struct loop): Add can_be_parallel field.
231 * common.opt (fgraphite-identity): Moved up.
232 (fgraphite-force-parallel): New flag.
233 * graphite.c: Rewrite.
234 * graphite.h: Rewrite.
235 * passes.c (init_optimization_passes): Schedule a pass of DCE and LIM
237 * toplev.c (graphite_out_file): New file descriptor.
238 (graphite_in_file): New.
239 (process_options): flag_graphite_force_parallel cannot be used without
241 * tree-ssa-loop.c: Include toplev.h.
242 (gate_graphite_transforms): Enable flag_graphite for
243 flag_graphite_force_parallel.
245 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
247 * ChangeLog.graphite: New.
248 * graphite-blocking.c: New.
249 * graphite-clast-to-gimple.c: New.
250 * graphite-clast-to-gimple.h: New.
251 * graphite-dependences.c: New.
252 * graphite-dependences.h: New.
253 * graphite-interchange.c: New.
254 * graphite-poly.c: New.
255 * graphite-poly.h: New.
256 * graphite-ppl.c: New.
257 * graphite-ppl.h: New.
258 * graphite-scop-detection.c: New.
259 * graphite-scop-detection.h: New.
260 * graphite-sese-to-poly.c: New.
261 * graphite-sese-to-poly.h: New.
265 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
267 * tree-chrec.c (evolution_function_right_is_integer_cst): New.
268 * tree-chrec.h (evolution_function_right_is_integer_cst): Declared.
270 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
272 * tree-chrec.c (operator_is_linear): Handle BIT_NOT_EXPR.
273 (scev_is_linear_expression): Return false if the evolution is not
276 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
278 * tree-data-ref.c (graphite_find_data_references_in_stmt): New.
279 * tree-data-ref.h (graphite_find_data_references_in_stmt): Declared.
281 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
283 * tree-data-ref.c (debug_data_references): New.
284 (debug_data_reference): New.
285 * tree-data-ref.h (debug_data_references): Declared.
286 (debug_data_reference): Declared.
288 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
290 * tree-data-ref.c (stmt_simple_memref_p: Removed.
291 * tree-data-ref.h (scop_p): Removed.
292 (struct data_reference): Remove field scop.
294 (stmt_simple_memref_p): Removed.
296 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
298 * cfgloop.h (create_empty_loop_on_edge): Pass an extra argument.
299 * cfgloopmanip.c (create_empty_loop_on_edge): Leave the loop_latch
302 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
304 * doc/invoke.texi (-fgraphite-force-parallel): Documented.
306 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
308 * doc/invoke.texi (-fgraphite-identity): Documented.
310 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
312 * tree-scalar-evolution.c: Fix comment.
313 (instantiate_scev_1): Return unknow from scev instantiation if the
314 result is not above instantiate_below.
316 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
318 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop): Not
319 static anymore. Instantiate the symbols that may have been introduced
321 * tree-scalar-evolution.h (compute_overall_effect_of_inner_loop):
324 2009-07-30 DJ Delorie <dj@redhat.com>
326 * config/mep/mep.c (mep_asm_init_sections): Add section flags and
327 .vliw directive to VLIW sections.
329 2009-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
331 * Makefile.in (AUTOCONF, ACLOCAL, ACLOCAL_AMFLAGS, aclocal_deps):
333 ($(srcdir)/configure, $(srcdir)/aclocal.m4): New rules.
334 (AUTOHEADER): New variable.
335 ($(srcdir)/cstamp-h.in): Use it.
337 2009-07-30 Michael Meissner <meissner@linux.vnet.ibm.com>
338 Pat Haugen <pthaugen@us.ibm.com>
339 Revital Eres <ERES@il.ibm.com>
341 * config/rs6000/vector.md (VEC_F): Add VSX support.
345 (vector_load_<mode>): Ditto.
346 (vector_store_<mode>): Ditto.
347 (vector GPR move split): Ditto.
348 (vec_reload_and_plus_<mptrsize>): Ditto.
349 (vec_reload_and_reg_<mptrsize>): Ditto.
355 (smin<mode>3): Ditto.
356 (smax<mode>3): Ditto.
357 (vector_eq<mode>): Ditto.
358 (vector_gt<mode>): Ditto.
359 (vector_ge<mode>): Ditto.
360 (vector_gtu<mode>): Ditto.
361 (vector_select_<mode>_uns): Ditto.
362 (vector_eq_<mode>_p): Ditto.
363 (vector_gt_<mode>_p): Ditto.
364 (vector_ge_<mode>_p): Ditto.
365 (vector_gtu_<mode>_p): Ditto.
366 (cr6_test_for_zero): Ditto.
367 (cr6_test_for_zero_reverse): Ditto.
368 (cr6_test_for_lt): Ditto.
369 (cr6_test_for_lt_reverse): Ditto.
373 (one_cmpl<mode>2): Ditto.
375 (andc<mode>2): Ditto.
376 (float<VEC_int<mode>2): Ditto.
377 (unsigned_float<VEC_int><mode>2): Ditto.
378 (fix_trunc<mode><VEC_int>2): Ditto.
379 (fixuns_trunc<mode><VEC_int>2): Ditto.
381 (vec_set<mode>): Ditto.
382 (vec_extract<mode>): Ditto.
383 (vec_interleave_highv4sf): Ditto.
384 (vec_interleave_lowv4sf): Ditto.
385 (vec_realign_load_<mode>): Ditto.
386 (vec_shl_<mode>): Ditto.
387 (vec_shr_<mode>): Ditto.
388 (div<mode>3): New patterns for VSX.
389 (vec_interleave_highv2df): Ditto.
390 (vec_interleave_lowv2df): Ditto.
391 (vec_pack_trunc_v2df): Ditto.
392 (vec_pack_sfix_trunc_v2df): Ditto.
393 (vec_pack_ufix_trunc_v2df): Ditto.
394 (vec_unpacks_hi_v4sf): Ditto.
395 (vec_unpacks_lo_v4sf): Ditto.
396 (vec_unpacks_float_hi_v4si): Ditto.
397 (vec_unpacku_float_lo_v4si): Ditto.
398 (vec_unpacku_float_hi_v4si): Ditto.
399 (vec_unpacks_float_lo_v4si): Ditto.
400 (movmisalign<mode>): Ditto.
401 (vector_ceil<mode>2): New patterns for vectorizing math library.
402 (vector_floor<mode>2): Ditto.
403 (vector_btrunc<mode>2): Ditto.
404 (vector_copysign<mode>3): Ditto.
406 * config/rs6000/predicates.md (easy_vector_constant_msb): New
407 predicate for setting the high bit in each word, used for copysign.
409 * config/rs6000/ppc-asm.h (f19): Whitespace.
410 (f32-f63): Define if VSX.
411 (v0-v31): Define if Altivec.
412 (vs0-vs63): Define if VSX.
414 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power7.md and vsx.md.
416 * config/rs6000/power7.md: New file, provide tuning parameters for
419 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Add VSX support.
420 (rs6000_cpu_cpp_builtins): Ditto.
421 (altivec_overloaded_builtins): Ditto.
422 (altivec_resolve_overloaded_builtin): Ditto.
424 * config/rs6000/rs6000.opt (-mno-vectorize-builtins): Add new
425 debug switch to disable vectorizing simple math builtin
428 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
429 Vectorize simple math builtin functions.
430 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
431 hook to vectorize math builtins.
432 (rs6000_override_options): Enable -mvsx on -mcpu=power7.
433 (rs6000_builtin_conversion): Add VSX/power7 support.
434 (rs6000_builtin_vec_perm): Ditto.
435 (vsplits_constant): Add support for loading up a vector constant
436 with just the high bit set in each part.
437 (rs6000_expand_vector_init): Add VSX/power7 support.
438 (rs6000_expand_vector_set): Ditto.
439 (rs6000_expand_vector_extract): Ditto.
440 (rs6000_emit_move): Ditto.
444 (rs6000_expand_ternop_builtin): Ditto.
445 (altivec_expand_builtin): Ditto.
446 (rs6000_expand_unop_builtin): Ditto.
447 (rs6000_init_builtins): Ditto.
448 (altivec_init_builtins): Ditto.
449 (builtin_function_type): Ditto.
450 (rs6000_common_init_builtins): Ditto.
451 (rs6000_handle_altivec_attribute); Ditto.
452 (rs6000_mangle_type): Ditto.
453 (rs6000_vector_mode_supported_p): Ditto.
454 (rs6000_mode_dependent_address): Altivec addresses with AND -16
457 * config/rs6000/vsx.md: New file for VSX support.
459 * config/rs6000/rs6000.h (EASY_VECTOR_MSB): New macro for
460 identifing values with just the most significant bit set.
461 (enum rs6000_builtins): Add builtins for VSX. Add simple math
464 * config/rs6000/altivec.md (UNSPEC_VRFIP): Delete.
465 (UNSPEC_VRFIM): Delete.
466 (splitter for loading up vector with most significant bit): New
467 splitter for vectorizing copysign.
468 (altivec_vrfiz): Rename from altivec_fturncv4sf2. Add support for
469 vectorizing simple math functions.
470 (altivec_vrfip): Add support for vectorizing simple math functions.
471 (altivec_vrfim): Ditto.
472 (altivec_copysign_v4sf3): New insn for Altivec copysign support.
474 * config/rs6000/rs6000.md (UNSPEC_BPERM): New constant.
475 (power7.md, vsx.md): Include for power7 support.
476 (copysigndf3): Use VSX instructions if -mvsx.
479 (nabsdf2_fpr): Ditto.
484 (fix_truncdfdi2_fpr): Ditto.
485 (cmpdf_internal1): Ditto.
486 (fred, fred_fpr): Convert into expander/insn to add VSX support.
487 (btruncdf2, btruncdf2_fpr): Ditto.
488 (ceildf2, ceildf2_fpr): Ditto.
489 (floordf2, floordf2_fpr): Ditto.
490 (floatdidf2, floatdidf2_fpr): Ditto.
491 (fmadddf4_fpr): Name insn. Use VSX instructions if -mvsx.
492 (fmsubdf4_fpr): Ditto.
493 (fnmadddf4_fpr_1): Ditto.
494 (fnmadddf4_fpr_2): Ditto.
495 (fnmsubdf4_fpr_1): Ditto.
496 (fnmsubdf4_fpr_2): Ditto.
497 (fixuns_truncdfdi2): Add expander for VSX support.
498 (fix_truncdfdi2): Ditto.
499 (fix_truncdfsi2): Ditto.
501 (btruncsf2): Whitespace.
502 (movdf_hardfloat32): Add support for VSX registers.
503 (movdf_softfloat32): Ditto.
504 (movdf_hardfloat64): Ditto.
505 (movdf_hardfloat64_mfpgpr): Ditto.
506 (movdf_softfloat64): Ditto.
507 (movti splitters): Add check for vector registers supporting
508 TImode in the future.
509 (bpermd): Add power7 bpermd instruction.
511 * config/rs6000/altivec.h (vec_div): Define if VSX.
515 (vec_nearbyint): Ditto.
518 (all predicates): Use the generic builtin function, and not the V4SF
519 specific function so that the predicates will work with VSX's V2DF.
523 * doc/extend.texi (PowerPC Altivec/VSX Built-in Functions):
524 Document new VSX functions and types.
526 * doc/invoke.texi (PowerPc options): Document -mpopcntd, -mvsx
529 * doc/md.texi (PowerPC constraints): Document "wd", "wf", "ws",
530 "wa", and "j" constraints. Modify "v" to talk about Altivec
531 instead of just vector.
533 2009-07-30 Andrew MacLeod <amacleod@redhat.com>
536 * tree-into-ssa.c (insert_phi_nodes_for, rewrite_add_phi_arguments): Set
537 location for phi arguments.
538 (rewrite_update_phi_arguments): Find locations for reaching defs.
539 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
540 Add location to add_phi_arg calls.
541 * tree-loop-districbution.c (update_phis_for_loop_copy): Add locations.
542 * tree-ssa-loop-manip.c (create_iv, add_exit_phis_edge,
543 split_loop_exit_edge, tree_transform_and_unroll_loop): Add locations.
544 * tree-tailcall.c (add_successor_phi_arg, eliminate_tail_call,
545 create_tailcall_accumulator, tree_optimize_tail_calls_1): Add locations.
546 * tree.h (struct phi_arg_d): Add location_t to PHI arguments.
547 * tree-phinodes.c (make_phi_node): Initialize location.
548 (resize_phi_node): Initialize location to UNKNOWN_LOCATION.
549 (add_phi_arg): Add location parameter.
550 (remove_phi_arg_num): Move location when moving phi argument.
551 * omp-low.c (expand_parallel_call, expand_omp_for_static_chunk): Set
553 * tree-vect-loop-manip.c (slpeel_update_phis_for_duplicate_loop,
554 slpeel_update_phi_nodes_for_guard1,
555 slpeel_update_phi_nodes_for_guard2,
556 slpeel_tree_duplicate_loop_to_edge_cfg, set_prologue_iterations,
557 vect_loop_versioning): Set locations.
558 * tree-parloops.c (create_phi_for_local_result,
559 transform_to_exit_first_loop, create_parallel_loop): Add locations.
560 * gimple-pretty-print.c (dump_gimple_phi): Dump lineno's if present.
561 * tree-vect-loop.c (get_initial_def_for_induction,
562 vect_create_epilog_for_reduction, vect_finalize_reduction): Add
564 * tree-flow-inline.h (gimple_phi_arg_location): New. Return locus.
565 (gimple_phi_arg_location_from_edge): New. Return locus from an edge.
566 (gimple_phi_arg_set_location): New. Set locus.
567 (gimple_phi_arg_has_location): New. Check for locus.
568 (redirect_edge_var_map_location): New. Return locus from var_map.
569 * tree-vect-data-refs.c (vect_setup_realignment): Set location.
570 * tree-ssa-phiopt.c (conditional_replacement): Set locus when
571 combining PHI arguments.
572 (cond_store_replacement): Set location.
573 * cfgexpand.c (gimple_assign_rhs_to_tree): Transfer locus if possible.
574 * grpahite.c (add_loop_exit_phis, add_guard_exit_phis,
575 scop_add_exit_phis_edge): Add locations.
576 * tree-cfgcleanup.c (remove_forwarder_block,
577 remove_forwarder_block_with_phi): Add locations.
578 * tree-ssa-pre.c (insert_into_preds_of_block): Add locations.
579 * tree-predcom.c (initialize_root_vars, initialize_root_vars_lm): Add
581 * tree-ssa-dce.c (forward_edge_to_pdom): Add locations.
582 * tree-ssa.c (redirect_edge_var_map_add, ssa_redirect_edge,
583 flush_pending_stmts): Add source location.
584 * lambda-code.c (perfect_nestify): Maintain location stack with argument
585 stack to preserve locations.
586 * tree-vect-stmts.c (vectorizable_load): Add location.
587 * tree-inline.c (copy_phis_for_bb): Copy locus.
588 (setup_one_parameter): Add call locus to inlined parameter stmts.
589 (initialize_inlined_parameters): Pass in call location as parameter
591 (tree_function_versioning): Pass location to setup_one_parameter.
592 * tree-ssa-phiprop.c (phiprop_insert_phi): Set locations.
593 * tree-outof-ssa.c (struct _elim_graph): Add source_location vecs for
595 (insert_partition_copy_on_edge, insert_value_copy_on_edge,
596 insert_rtx_to_part_on_edge, insert_part_to_rtx_on_edge): Provide a
597 locus parameter and override the stmt default if provided.
598 (new_elim_graph, clear_elim_graph, delete_elim_graph,
599 elim_graph_add_edge, elim_graph_remove_succ_edge,
600 FOR_EACH_ELIM_GRAPH_SUCC, FOR_EACH_ELIM_GRAPH_PRED, eliminate_build,
601 elim_forward, elim_unvisited_predecessor, elim_backward, elim_create,
602 eliminate_phi): Add locus info in elimination graph for each edge and
604 (insert_backedge_copies): Copy locus if present.
605 * tree-flow.h (struct _edge_var_map): Add locus field.
606 * tree-switch_conversions.c (fix_phi_nodes): Add locations.
607 * tree-cfg.c (reinstall_phi_args, gimple_make_forwarder_block,
608 add_phi_args_after_copy_edge, gimple_lv_adjust_loop_header_phi): Add
610 * ipa-struct-reorg.c (make_edge_and_fix_phis_of_dest): Add locations.
612 2009-07-30 Martin Jambor <mjambor@suse.cz>
614 PR tree-optimization/40570
615 * ipa-inline.c (cgraph_decide_inlining): Watch out for dead single
618 2009-07-30 Razya Ladelsky <razya@il.ibm.com>
620 * ssa-loop-manip.c: Include langhooks.h.
621 (rewrite_phi_with_iv): New.
622 (rewrite_all_phi_nodes_with_iv): New.
623 (canonicalize_loop_ivs): Move here from tree-parloops.c.
624 Remove reduction_list argument. Use rewrite_all_phi_nodes_with_iv.
625 * tree-parloops.c (loop_parallel_p): Move out all conditions
626 except dependency check.
627 (canonicalize_loop_ivs): Move to tree-ssa-loop-manip.c.
628 (gen_parallel_loop): Call canonicalize_loop_ivs without
629 reduction_list argument.
630 (build_new_reduction): New.
631 (gather_scalar_reductions): New.
632 (try_get_loop_niter): New.
633 (try_create_reduction_list): New.
634 (parallleize_loops): Change the parallel conditions check.
635 * tree-flow.h (canonicalize_loop_ivs): Remove one argument.
636 * Makefile.in (tree-ssa-loop-manip.o): Add langhooks.h dependency.
638 2009-07-30 Dave Korn <dave.korn.cygwin@gmail.com>
640 * opt-functions.awk (opt_args): Allow argument to be enclosed in
642 * doc/options.texi (Option properties): Mention new quoting syntax.
644 2009-07-29 Douglas B Rupp <rupp@gnat.com>
646 * config/alpha/alpha.c (alpha_start_function):
647 Handle VMS_DEBUG_MAIN_POINTER
648 * config/alpha/vms.h (VMS_DEBUG_MAIN_POINTER): Define new macro.
649 * doc/invoke.texi: Document -mdebug-main switch.
651 2009-07-29 Richard Henderson <rth@redhat.com>
653 * cgraph.c (cgraph_set_call_stmt_including_clones): Tidy.
654 (cgraph_create_edge_including_clones): Likewise.
655 * tree-inline.c (copy_bb): Operate on the correct edges
656 when updating the callgraph.
658 2009-07-29 Douglas B Rupp <rupp@gnat.com>
660 * config/alpha/vms-cc.c: Deleted.
661 * config/alpha/vms-ld.c: Deleted.
662 * config/alpha/t-vms64: Moved to config/vms
663 * config/alpha/vms-crt0-64.c: Moved to config/vms
664 * config/alpha/vms-crt0.c: Moved to config/vms
665 * config/alpha/vms-psxcrt0-64.c: Moved to config/vms
666 * config/alpha/vms-psxcrt0.c: Moved to config/vms
667 * config/alpha/xm-vms.h: Moved to config/vms
668 * config/alpha/x-vms: Moved to config/vms
669 * config/alpha/t-vms (vcrt0.o, pcrt0.o): Move rules to new file
671 * config/vms/t-vms: Moved here from config/alpha. Alpha specific
672 parts removed. (STMP_FIXPROTO, STMP_FIXINC, LIMITS_H_TEST): Set.
674 * config/vms/t-vms64: Moved here from config/alpha
675 * config/vms/vms-crt0-64.c: Moved here from config/alpha.
676 (argc,argv,envp): Enforce 32bit malloc'ing.
677 * config/vms/vms-psxcrt0-64.c: Likewise.
678 * config/vms/vms-crt0.c: Moved here from config/alpha.
679 * config/vms/vms-psxcrt0.c: Likewise.
680 * config/vms/vms-crtl-64.h: New file.
681 * config/vms/vms-crtl.h: New file.
682 * config/vms/vms.opt: New file.
683 * config/vms/xm-vms64.h: New file.
684 * config/vms/xm-vms.h: Moved here from config/alpha.
685 (STANARD_EXEC_PREFIX, STANDARD_STARTFILE_PREFIX, STANDARD_INCLUDE_DIR):
687 * config/vms/x-vms: Moved here from config/alpha.
688 (version, VMS_EXTRA_PARTS): Moved to t-vms.
689 (vms-ld.o, vms-cc.o): Removed.
690 (LN, LN_S, USE_COLLECT2, POD2MAN): Set.
692 2009-07-29 Douglas B Rupp <rupp@gnat.com>
694 * dwarf2out.c (add_name_and_src_coords_attributes): Push on the
695 correct stack (obvious VMS fix).
697 2009-07-29 Douglas B Rupp <rupp@gnat.com>
699 * dwarf2out.c (output_file_names): Output VMS style file name, size,
700 date, version info if VMS_DEBUGGING_INFO defined.
701 * vmsdgbout.c (vms_file_stats_name): New functon. VMS style file name,
702 size, date calculating code moved here.
704 2009-07-29 Paul Brook <paul@codesourcery.com>
706 * config/arm/lib1funcs.asm (clear_cache): Use ARM_FUNC_START and
709 2009-07-29 Uros Bizjak <ubizjak@gmail.com>
712 * config/alpha/alpha.c (alpha_expand_unaligned_store): Convert src
713 to DImode when generating insq_le insn.
715 2009-07-28 Douglas B Rupp <rupp@gnat.com>
717 * dwarf2out.c (DWARF2_INDIRECT_STRING_SUPPORT_MISSING_ON_TARGET):
718 New macro set for VMS_DEBUGGGING_INFO.
719 (AT_string_form): Use it.
721 2009-07-28 DJ Delorie <dj@redhat.com>
723 * config/mep/mep.c (vtext_section): New.
724 (vftext_section): New.
725 (ftext_section): New.
726 (mep_select_section): Add support for functions.
727 (mep_unique_section): Likewise.
728 (mep_asm_init_sections): Likewise.
729 (mep_encode_section_info): Remove it from here.
731 * config/mep/mep.h (USE_SELECT_SECTION_FOR_FUNCTIONS): Define.
733 2009-07-28 Paolo Bonzini <bonzinI@gnu.org>
735 * tree.h (TREE_DEPRECATED): Document it is used for types too.
736 (TYPE_VECTOR_OPAQUE): Use default_def_flag
738 2009-07-28 Douglas B Rupp <rupp@gnat.com>
740 * dwarf2out.c (output_file_names): Test new macro
741 DWARF2_DIR_SHOULD_END_WITH_SEPARATOR.
742 (add_comp_dir_attribute): Likewise.
744 2009-07-28 Kai Tietz <kai.tietz@onevision.com>
746 * config/i386/mingw-w64.h (LINK_SPEC): Add
747 separating space between commands.
749 2009-07-28 Jan Hubicka <jh@suse.cz>
751 PR tree-optimization/40759
752 * tree-ssa-dce.c (mark_virtual_phi_result_for_renaming): Mark all uses
755 2009-07-27 DJ Delorie <dj@redhat.com>
757 * config/mep/mep.c (mep_expand_builtin_saveregs): Make sure 64-bit
758 types are dword-aligned.
759 (mep_expand_va_start): Likewise.
761 2009-07-27 Olivier Hainque <hainque@adacore.com>
762 Douglas B Rupp <rupp@gnat.com>
764 * convert.c (convert_to_pointer): Don't assume the target
765 pointer type is POINTER_SIZE long. Fetch its precision instead.
767 2009-07-27 Douglas B Rupp <rupp@gnat.com>
769 * system.h (fopen): Undefine if macro.
771 2009-07-27 Jakub Jelinek <jakub@redhat.com>
773 * dwarf2out.c (output_cfi_p): Removed.
774 (output_cfis): New function.
775 (output_fde): New function, split from output_call_frame_info.
776 (output_call_frame_info): Use it.
777 (dwarf2out_switch_text_section): Use output_cfis.
779 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
781 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Error build when
782 TARGET_BI_ARCH is specified without enabling SJLJ.
783 * config/i386/mingw32.h (MD_UNWIND_SUPPORT): Define MD_UNWIND_SUPPORT,
784 if TARGET_64BIT and TARGET_BI_ARCH aren't defined.
786 2009-07-26 Mikael Pettersson <mikpe@it.uu.se>
788 * arm.md (negdi2): Use DImode if forcing a value into a register.
790 2009-07-26 Ira Rosen <irar@il.ibm.com>
792 PR tree-optimization/40801
793 * tree-vect-stmts.c (vectorizable_call): Get previous copy
794 of vector operand from the previous copy of vector statement.
795 Pass the correct definition type value to
796 vect_get_vec_def_for_stmt_copy().
798 2009-07-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
800 * collect2.c (scan_libraries): Use CONST_CAST2 to perform char ** to
801 const char ** conversion.
803 2009-07-25 David Daney <ddaney@caviumnetworks.com>
805 * system.h (gcc_assert): Invoke __builtin_unreachable() instead of
806 fancy_abort() if !ENABLE_ASSERT_CHECKING.
807 (gcc_unreachable): Invoke __builtin_unreachable() if
808 !ENABLE_ASSERT_CHECKING.
810 2009-07-25 David Daney <ddaney@caviumnetworks.com>
812 PR rtl-optimization/40445
813 * emit-rtl.c (next_nonnote_insn_bb): New function.
814 * rtl.h (next_nonnote_insn_bb): Declare new function.
815 * cfgcleanup.c (try_optimize_cfg): Don't remove an empty block
816 with no successors that is the successor of the ENTRY_BLOCK.
817 Continue from the top after removing an empty fallthrough block.
818 * cfgrtl.c (get_last_bb_insn): Call next_nonnote_insn_bb instead
819 of next_nonnote_insn.
821 2009-07-25 David Daney <ddaney@caviumnetworks.com>
823 * cfgcleanup.c (old_insns_match_p): Handle the case of empty blocks.
825 2009-07-25 Martin Jambor <mjambor@suse.cz>
827 * c-common.c (c_common_attribute_table): New element for noclone.
828 (handle_noclone_attribute): New function. Forward-declare.
829 * tree-inline.c (tree_versionable_function_p): Check for noclone
831 * doc/extend.texi (Labels as Values): Document need for noclone.
832 (Function Attributes): Document noclone attribute.
834 2009-07-25 Jakub Jelinek <jakub@redhat.com>
836 PR rtl-optimization/34999
837 * dwarf2out.c (struct dw_fde_struct): Add dw_fde_switch_cfi
838 and dw_fde_switched_cold_to_hot fields.
839 (output_cfi_p): New function.
840 (output_call_frame_info): If fde->dw_fde_switched_sections,
841 output 2 FDEs instead of one with corrupted header.
842 (dwarf2out_do_cfi_startproc): New function.
843 (dwarf2out_begin_prologue): Use it. Initialize fde->dw_fde_switch_cfi
844 and fde->dw_fde_switched_cold_to_hot.
845 (dwarf2out_switch_text_section): Compute
846 fde->dw_fde_switched_cold_to_hot. Switch to new text section here.
847 If dwarf2out_do_cfi_asm, emit .cfi_endproc before it and call
848 dwarf2out_do_cfi_startproc plus emit again currently active CFI insns.
849 Otherwise, compute fde->dw_fde_switch_cfi.
851 2009-07-24 Cary Coutant <ccoutant@google.com>
853 * tree-cfg.c (assign_discriminator): Add explicit parentheses.
855 2009-07-24 Cary Coutant <ccoutant@google.com>
857 * cfghooks.c (split_block): Copy discriminator to new block.
858 * tree-cfg.c (assign_discriminator): Check location of last
859 instruction in block as well as first.
861 2009-07-24 Uros Bizjak <ubizjak@gmail.com>
863 * config/i386/linux.c: Use fputs or putc instead of fprintf
865 * config/i386/gas.h: Ditto.
866 * config/i386/x86-64.h: Ditto.
867 * config/i386/att.h: Ditto.
869 2009-07-24 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
871 * expmed.c (emit_store_flag): Use a recursive call to optimize the
874 2009-07-24 Martin Jambor <mjambor@suse.cz>
876 * ipa-prop.h (struct ipa_node_params): New flag node_enqued.
877 (ipa_push_func_to_list_1): Declare.
878 (ipa_push_func_to_list): New function.
880 * ipa-prop.c (ipa_push_func_to_list_1): New function.
881 (ipa_init_func_list): Call ipa_push_func_to_list_1.
882 (ipa_push_func_to_list): Removed.
883 (ipa_pop_func_from_list): Clear node_enqueued flag.
885 2009-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
887 * config/s390/s390.c (override_options): Default
888 max-unrolled-insns to 100 for z10 tuning.
890 2009-07-24 Tobias Grosser <grosser@fim.uni-passau.de>
892 * Makefile.in (TREE_DATA_REF_H, tree-vrp.o, tree-cfg.o, tree-if-conv.o
893 tree-ssa-loop.o, tree-ssa-loop-niter.o, tree-ssa-loop-ivcanon.o,
894 tree-ssa-loop-prefetch.o, tree-predcom.o, tree-affine.o,
895 tree-scalar-evolution.o, tree-data-ref.o, tree-vect-loop.o,
896 tree-vect-data-refs.o, tree-loop-linear.o, tree-loop-distribution.o
897 tree-parloops.o, tree-pretty-printer.o, fold-const.o, tree-ssa-dce.o,
898 lambda-code.o, params.o): Cleanup use of SCEV_H and TREE_DATA_REF_H.
900 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
902 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR): Remove and
903 use default set in mingw32.h header.
904 * config/i386/mingw32.h (STANDARD_INCLUDE_DIR): Use for 32-bit and
905 64-bit /mingw/include path.
906 (STANDARD_STARTFILE_PREFIX_1): Use for 32-bit and 64-bit /mingw/lib
909 2009-07-23 Neil Vachharajani <nvachhar@google.com>
911 PR rtl-optimization/40209
912 * loop-iv.c (iv_analysis_loop_init): Call df_note_add_problem.
914 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
916 * config/i386/i386.c: Use ASM_LONG instead of .long. Concatenate
917 ASM_LONG, LPREFIX, MCOUNT_NAME and PROFILE_COUNT_REGISTER strings
918 with the rest of string where appropriate. Use fputs or putc
919 instead of fprintf where appropriate.
921 2009-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
922 Pat Haugen <pthaugen@us.ibm.com>
923 Revital Eres <ERES@il.ibm.com>
925 * config/rs6000/vector.md: New file. Move most of the vector
926 expander support here from altivec.md to allow for the VSX vector
927 unit in the future. Add support for secondary_reload patterns.
928 Rewrite the patterns for vector comparison, and vector comparison
929 predicate instructions so that the RTL expresses the desired
930 behavior, instead of using unspec.
932 * config/rs6000/constraints.md ("f" constraint): Use
933 rs6000_constraints to hold the precalculated register class.
934 ("d" constraint): Ditto.
935 ("wd" constraint): New constraint for VSX.
936 ("wf" constraint): Ditto.
937 ("ws" constraint): Ditto.
938 ("wa" constraint): Ditto.
939 ("wZ" constraint): Ditto.
940 ("j" constraint): Ditto.
942 * config/rs6000/predicates.md (vsx_register_operand): New
944 (vfloat_operand): New predicate for vector.md.
945 (vint_operand): Ditto.
946 (vlogical_operand): Ditto.
947 (easy_fp_constant): If VSX, 0.0 is an easy constant.
948 (easy_vector_constant): Add VSX support.
949 (altivec_indexed_or_indirect_operand): New predicate for
950 recognizing Altivec style memory references with AND -16.
952 * config/rs6000/rs6000.c (rs6000_vector_reload): New static global
953 for vector secondary reload support.
954 (rs6000_vector_reg_class): Delete, replacing it with
956 (rs6000_vsx_reg_class): Ditto.
957 (rs6000_constraints): New array to hold the register classes of
958 each of the register constraints that can vary at runtime.
959 (builtin_mode_to_type): New static array for builtin function type
961 (builtin_hash_table): New static hash table for builtin function
963 (TARGET_SECONDARY_RELOAD): Define target hook.
964 (TARGET_IRA_COVER_CLASSES): Ditto.
965 (rs6000_hard_regno_nregs_internal): If -mvsx, floating point
966 registers are 128 bits if VSX memory reference instructions are used.
967 (rs6000_hard_regno_mode_ok): For VSX, only check if the VSX memory
969 (rs6000_debug_vector_unit): Move into rs6000_debug_reg_global.
970 (rs6000_debug_reg_global): Move -mdebug=reg statements here.
971 Print several of the scheduling related parameters.
972 (rs6000_init_hard_regno_mode_ok): Switch to putting constraints in
973 rs6000_constraints instead of rs6000_vector_reg_class. Move
974 -mdebug=reg code to rs6000_debug_reg_global. Add support for
975 -mvsx-align-128 debug switch. Drop testing float_p if VSX or
976 Altivec. Add VSX support. Setup for secondary reload support on
977 Altivec/VSX registers.
978 (rs6000_override_options): Make power7 set the scheduling groups
979 like the power5. Add support for new debug switches to override
980 the scheduling defaults. Temporarily disable -mcpu=power7 from
981 setting -mvsx. Add support for debug switches -malways-hint,
982 -msched-groups, and -malign-branch-targets.
983 (rs6000_buitlin_conversion): Add support for returning unsigned
984 vector conversion functions to fix regressions due to stricter
986 (rs6000_builtin_mul_widen_even): Ditto.
987 (rs6000_builtin_mul_widen_odd): Ditto.
988 (rs6000_builtin_vec_perm): Ditto.
989 (rs6000_vec_const_move): On VSX, use xxlxor to clear register.
990 (rs6000_expand_vector_init): Initial VSX support for using xxlxor
992 (rs6000_emit_move): Fixup invalid const symbol_ref+reg that is
994 (bdesc_3arg): Add builtins for unsigned types. Add builtins for
995 VSX types for bit operations. Changes to accomidate vector.md.
998 (struct builtin_description_predicates): Rewrite predicate
999 handling so that RTL describes the operation, instead of passing
1000 the instruction to be used as a string argument.
1001 (bdesc_altivec_preds): Ditto.
1002 (altivec_expand_predicate_builtin): Ditto.
1003 (altivec_expand_builtin): Ditto.
1004 (rs6000_expand_ternop_builtin): Use a switch instead of an if
1005 statement for vsldoi support.
1006 (altivec_expand_ld_builtin): Change to use new names from vector.md.
1007 (altivec_expand_st_builtin): Ditto.
1008 (paired_expand_builtin): Whitespace changes.
1009 (rs6000_init_builtins): Add V2DF/V2DI types. Initialize the
1010 builtin_mode_to_type table for secondary reload. Call
1011 builtin_function_type to build random builtin functions.
1012 (altivec_init_builtins): Change to use builtin_function_type to
1013 create builtin function types dynamically as we need them.
1014 (builtin_hash_function): New support for hashing the tree types
1015 for builtin function as we need it, rather than trying to build
1016 all of the trees that we need. Add initial preliminary VSX support.
1017 (builtin_function_type): Ditto.
1018 (builtin_function_eq): Ditto.
1019 (builtin_hash_struct): Ditto.
1020 (rs6000_init_builtins): Ditto.
1021 (rs6000_common_init_builtins): Ditto.
1022 (altivec_init_builtins): Ditto.
1023 (rs6000_common_init_builtins): Ditto.
1024 (enum reload_reg_type): New enum for simplifing reg classes.
1025 (rs6000_reload_register_type): Simplify register classes into GPR,
1026 Vector, and other registers. Altivec and VSX addresses in reload.
1027 (rs6000_secondary_reload_inner): Ditto.
1028 (rs6000_ira_cover_classes): New target hook, that returns the
1029 appropriate cover classes, based on -mvsx being used or not.
1030 (rs6000_secondary_reload_class): Add VSX support.
1031 (get_vec_cmp_insn): Delete, rewrite vector conditionals.
1032 (get_vsel_insn): Ditto.
1033 (rs6000_emit_vector_compare): Rewrite vector conditional support
1034 so that where we can, we use RTL operators, instead of blindly use
1036 (rs6000_emit_vector_select): Ditto.
1037 (rs6000_emit_vector_cond_expr): Ditto.
1038 (rs6000_emit_minmax): Directly generate min/max under altivec, vsx.
1039 (create_TOC_reference): Add -mdebug=addr support.
1040 (emit_frame_save): VSX loads/stores need register indexed addressing.
1042 * config/rs6000/rs6000.md: Include vector.md.
1044 * config/rs6000/t-rs6000 (MD_INCLUDES): Add vector.md.
1046 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
1047 support for V2DI, V2DF in logical, permute, select operations.
1049 * config/rs6000/rs6000.opt (-mvsx-scalar-double): Add new debug
1050 switch for vsx/power7.
1051 (-mvsx-scalar-memory): Ditto.
1052 (-mvsx-align-128): Ditto.
1053 (-mallow-movmisalign): Ditto.
1054 (-mallow-df-permute): Ditto.
1055 (-msched-groups): Ditto.
1056 (-malways-hint): Ditto.
1057 (-malign-branch-targets): Ditto.
1059 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Delete, use target
1061 (IRA_COVER_CLASSES_PRE_VSX): Cover classes if not -mvsx.
1062 (IRA_COVER_CLASSES_VSX): Cover classes if -mvsx.
1063 (rs6000_vector_reg_class): Delete.
1064 (rs6000_vsx_reg_class): Ditto.
1065 (enum rs6000_reg_class_enum): New enum for the constraints that
1066 vary based on target switches.
1067 (rs6000_constraints): New array to hold the register class for all
1068 of the register constraints that vary based on the switches used.
1069 (ALTIVEC_BUILTIN_*_UNS): Add unsigned builtin functions.
1070 (enum rs6000_builtins): Add unsigned varients for the builtin
1071 declarations returned by target hooks for expanding multiplies,
1072 select, and permute operations. Add VSX builtins.
1073 (enum rs6000_builtin_type_index): Add entries for VSX.
1074 (V2DI_type_node): Ditto.
1075 (V2DF_type_node): Ditto.
1076 (unsigned_V2DI_type_node): Ditto.
1077 (bool_long_type_node): Ditto.
1078 (intDI_type_internal_node): Ditto.
1079 (uintDI_type_internal_node): Ditto.
1080 (double_type_internal_node): Ditto.
1082 * config/rs6000/altivec.md (whole file): Move all expanders to
1083 vector.md from altivec.md. Rename insn matching functions to be
1085 (UNSPEC_VCMP*): Delete, rewrite vector comparisons.
1086 (altivec_vcmp*): Ditto.
1087 (UNSPEC_VPERM_UNS): New, add for unsigned types using vperm.
1088 (VM): New iterator for moves that includes the VSX types.
1089 (altivec_vperm_<mode>): Add VSX types. Add unsigned types.
1090 (altivec_vperm_<mode>_uns): New, for unsigned types.
1091 (altivec_vsel_*): Rewrite vector comparisons and predicate builtins.
1092 (altivec_eq<mode>): Ditto.
1093 (altivec_gt<mode>): Ditto.
1094 (altivec_gtu<mode>): Ditto.
1095 (altivec_eqv4sf): Ditto.
1096 (altivec_gev4sf): Ditto.
1097 (altivec_gtv4sf): Ditto.
1098 (altivec_vcmpbfp_p): Ditto.
1100 2009-07-23 Richard Earnshaw <rearnsha@arm.com>
1102 * arm.md (split for ior/xor with shift and zero-extend): Cast op3 to
1105 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
1108 * config/i386/i386.c (output_387_ffreep): Rewrite to use
1109 ASM_SHORT instead of .word.
1110 * config/i386/i386.md (*tls_global_dynamic_64): Use ASM_SHORT
1111 instead of .word in asm template.
1113 2009-07-22 Vladimir Makarov <vmakarov@redhat.com>
1116 * ira-lives.c (bb_has_abnormal_call_pred): New function.
1117 (process_bb_node_lives): Use it.
1119 * ira.c (setup_cover_and_important_classes): Don't setup
1120 ira_important_class_nums. Add cover classes to the end of
1122 (cover_class_order, comp_reg_classes_func, reorder_important_classes):
1124 (find_reg_class_closure): Use reorder_important_classes.
1126 * config/i386/i386.h (IRA_COVER_CLASSES): Remove.
1128 * config/i386/i386.c (i386_ira_cover_classes): New function.
1129 (TARGET_IRA_COVER_CLASSES): Redefine.
1131 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Add a comment about
1132 importance of order of cover classes in the array.
1134 2009-07-22 Diego Novillo <dnovillo@google.com>
1136 * tree-pass.h (TDF_EH): Define.
1137 * gimple-pretty-print.c (dump_gimple_stmt): If FLAGS
1138 contains TDF_EH, print the EH region number holding GS.
1139 * tree-dump.c (dump_options): Add "eh".
1140 * doc/invoke.texi: Document it.
1142 2009-07-22 Doug Kwan <dougkwan@google.com>
1144 * config/arm/arm.md (subdi3) Copy non-reg values to DImode registers.
1146 2009-07-22 Michael Matz <matz@suse.de>
1148 PR tree-optimization/35229
1149 PR tree-optimization/39300
1151 * tree-ssa-pre.c (includes): Include tree-scalar-evolution.h.
1152 (inhibit_phi_insertion): New function.
1153 (insert_into_preds_of_block): Call it for REFERENCEs.
1154 (init_pre): Initialize and finalize scalar evolutions.
1155 * Makefile.in (tree-ssa-pre.o): Depend on tree-scalar-evolution.h .
1157 2009-07-22 Uros Bizjak <ubizjak@gmail.com>
1159 * config/i386/predicates.md (zero_extended_scalar_load_operand):
1160 Use CONST_VECTOR_NUNITS to determine number of elements.
1162 2009-07-22 Andreas Krebbel <krebbel1@de.ibm.com>
1164 * config/s390/constraints.md (ZQ, ZR, ZS, ZT): New constraints.
1165 (U, W): Constraints are now deprecated and will be removed if we
1167 * config/s390/s390.md (U, W): Replaced with ZQZR, ZSZT throughout
1169 ("prefetch"): Add the stcmh instruction for prefetching.
1170 * config/s390/s390.c (s390_symref_operand_p): Function moved. No
1172 (s390_short_displacement): Return always true if compiling for
1173 machines not providing the long displacement facility.
1174 (s390_mem_constraint): Support the new constraint letter Z.
1175 (s390_check_qrst_address): New function.
1177 2009-07-21 DJ Delorie <dj@redhat.com>
1179 * config/mep/mep.c (mep_legitimize_arg): Leave control registers
1182 2009-07-21 Jason Merrill <jason@redhat.com>
1184 * c-common.c (max_tinst_depth): Increase default to 1024.
1186 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
1188 * config/i386/sse.md (vec_unpacku_float_hi_v4si): New expander.
1189 (vec_unpacku_float_lo_v4si): Ditto.
1191 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
1194 * config/i386/sse.md (sse2_cvtudq2ps): New expander.
1195 (enum ix86_builtins): Add IX86_BUILTIN_CVTUDQ2PS.
1196 (builtin_description): Add __builtin_ia32_cvtudq2ps.
1197 (ix86_vectorize_builtin_conversion): Handle IX86_BUILTIN_CVTUDQ2PS.
1199 2009-07-21 Jakub Jelinek <jakub@redhat.com>
1201 PR tree-optimization/40813
1202 * tree-inline.c (copy_bb): Regimplify RHS after last stmt, not before
1205 2009-07-21 Kaz Kojima <kkojima@gcc.gnu.org>
1207 * config/sh/sh.c (sh_gimplify_va_arg_expr): Wrap the result
1208 with a NOP_EXPR if needed.
1210 2009-07-21 Paul Brook <paul@codesourcery.com>
1212 * tree-vectorizer.c (increase_alignment): Handle nested arrays.
1213 Terminate debug dump with newline.
1215 2009-07-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1217 * pa.c (compute_zdepwi_operands): Limit deposit length to 32 - lsb.
1218 Cast "1" to unsigned HOST_WIDE_INT.
1219 (compute_zdepdi_operands): Limit maximum length to 64 bits. Limit
1220 deposit length to the maximum length - lsb. Extend length if
1221 HOST_BITS_PER_WIDE_INT is 32.
1223 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
1225 * cgraph.h (constant_pool_htab): New function.
1226 (constant_descriptor_tree): Move from varasm.c.
1227 * varasm.c (constant_pool_htab): New function.
1228 (constant_descriptor_tree): Move to cgraph.h.
1230 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
1232 * toplev.c: Invoke FINISH_UNIT callbacks before call to finalize().
1234 2009-07-20 Shujing Zhao <pearly.zhao@oracle.com>
1236 * Makefile.in (TREE_INLINE_H, tree-inline.o, cgraph.o): Remove
1239 2009-07-20 Xinliang David Li <davidxl@google.com>
1241 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add length check.
1243 2009-07-20 Adam Nemet <anemet@caviumnetworks.com>
1245 * config/mips/mips.md (move_type): Add arith.
1246 (type): Handle arith.
1247 (zero_extendsidi2): Rename this into ...
1248 (*zero_extendsidi2): ... this. Don't match if ISA_HAS_EXT_INS.
1249 (zero_extendsidi2): New expander.
1250 (*zero_extendsidi2_dext): New pattern.
1252 2009-07-20 Nick Clifton <nickc@redhat.com>
1254 * config.gcc (mips64-*-*): Add definition of tm_defines in order
1255 to set MIPS_ABI_DEFAULT.
1256 * config/mips/vr.h (MIPS_ABI_DEFAULT): Remove definition.
1258 2009-07-20 Jakub Jelinek <jakub@redhat.com>
1260 * tree-object-size.c (addr_object_size): Handle unions with
1261 array in it as last field of structs in __bos (, 1) as __bos (, 0).
1263 PR tree-optimization/40792
1264 * tree.c (build_function_type_skip_args): Remove bogus assert.
1266 2009-07-20 Jan Hubicka <jh@suse.cz>
1267 Martin Jambor <mjambor@suse.cz>
1269 * cgraph.h (combined_args_to_skip): New field.
1270 * cgraph.c (cgraph_create_virtual_clone): Properly handle
1271 combined_args_to_skip and args_to_skip.
1272 * tree-inline.c (update_clone_info): New function.
1273 (tree_function_versioning): Call update_clone_info.
1274 * cgraphunit.c: (cgraph_materialize_clone): Dump materialized
1276 (cgraph_materialize_all_clones): More extensive dumping, working
1277 with combined_args_to_skip rather than args_to_skip.
1279 2009-07-20 Ira Rosen <irar@il.ibm.com>
1281 * tree-vectorizer.h (vectorizable_condition): Add parameters.
1282 * tree-vect-loop.c (vect_is_simple_reduction): Support COND_EXPR.
1283 (get_initial_def_for_reduction): Likewise.
1284 (vectorizable_reduction): Skip the check of first operand in case
1285 of COND_EXPR. Add check that it is outer loop vectorization if
1286 nested cycle was detected. Call vectorizable_condition() for
1287 COND_EXPR. If reduction epilogue cannot be created do not fail for
1288 nested cycles (if it is not double reduction). Assert that there
1289 is only one type in the loop in case of COND_EXPR. Call
1290 vectorizable_condition() to vectorize COND_EXPR.
1291 * tree-vect-stmts.c (vectorizable_condition): Update comment.
1292 Add parameters. Allow nested cycles if called from
1293 vectorizable_reduction(). Use reduction vector variable if provided.
1294 (vect_analyze_stmt): Call vectorizable_reduction() before
1295 vectorizable_condition().
1296 (vect_transform_stmt): Update call to vectorizable_condition().
1298 2009-07-20 Christian Bruel <christian.bruel@st.com>
1300 * config/sh/sh.opt (-mfmovd): Resurrect and document.
1301 * doc/invoke.texi (-mfmovd): Likewise.
1302 * config/sh/sh.h (TARGET_FMOVD, MASK_FMOVD): Remove default setting.
1304 2009-07-20 Jan Hubicka <jh@suse.cz>
1306 * tree-ssa-dce.c (remove_dead_phis): Only look for abnormal PHIs
1307 when handling SSA name.
1309 2009-07-19 Jan Hubicka <jh@suse.cz>
1311 PR tree-optimization/40676
1312 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do renaming on all
1313 virtual PHIs in empty BBs.
1315 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
1317 * combine.c (make_compound_operation) <SUBREG>: If force_to_mode
1318 re-expanded the compound use gen_lowpart instead to convert to the
1321 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
1323 * combine.c (try_widen_shift_mode): Add COUNT, OUTER_CODE and
1324 OUTER_CONST arguments.
1325 <LSHIFTRT>: Use them to allow widening if the bits shifted in from
1326 the new wider mode will be masked off.
1327 (simplify_shift_const_1): Adjust calls to try_widen_shift_mode.
1329 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
1331 * combine.c (try_widen_shift_mode) <LSHIFTRT>: Allow widening if the
1332 high-order bits are zero.
1334 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
1336 * combine.c (simplify_shift_const_1): Split code to determine
1338 (try_widen_shift_mode): ... here. Allow widening for ASHIFTRT if the
1339 new bits shifted in are identical to the old sign bit.
1341 2009-07-18 Richard Guenther <rguenther@suse.de>
1344 * gimplify.c (gimplify_call_expr): Reject code using results from
1345 functions returning void.
1347 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
1349 * doc/md.texi: Document the new PowerPC "es" constraint.
1350 Document that "m" can include automodified addresses on this target,
1351 and explain how %U must be used. Extend the "Q" and "Z" documentation
1352 to suggest "es" as well as "m".
1353 * config/rs6000/constraints.md (es): New memory constraint.
1354 (Q, Z): Update strings to match new documentation.
1356 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
1358 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Allow any
1359 offset from virtual_stack_vars_rtx and arg_pointer_rtx.
1360 * config/rs6000/predicates.md (volatile_mem_operand): Use
1361 offsettable_nonstrict_memref_p.
1362 * config/rs6000/rs6000.md (*floatsidf2_internal): Remove split check.
1363 (*floatunssidf2_internal): Likewise.
1364 (*fix_truncdfsi2_internal): Likewise.
1365 (*fix_trunctfsi2_internal): Likewise.
1367 2009-07-17 Anatoly Sokolov <aesok@post.ru>
1369 * config/avr/avr-devices.c (avr_mcu_t): Add atmega8u2, atmega16u2 and
1371 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
1373 2009-07-17 Richard Guenther <rguenther@suse.de>
1376 * tree-pass.h (pass_diagnose_omp_blocks): Declare.
1377 (pass_warn_unused_result): Likewise.
1378 (TODO_set_props): Remove.
1379 * omp-low.c (diagnose_omp_structured_block_errors): Change to
1381 (pass_diagnose_omp_blocks): Define.
1382 * c-decl.c (pop_file_scope): Do not finalize the CU here.
1383 (c_gimple_diagnostics_recursively): Remove.
1384 (finish_function): Do not call it.
1385 (c_write_global_declarations): Continue after errors.
1386 Finalize the CU here.
1387 * c-gimplify.c (c_genericize): Do not gimplify here.
1388 * c-common.c (c_warn_unused_result): Move ...
1389 * tree-cfg.c (do_warn_unused_result): ... here.
1390 (run_warn_unused_result): New function.
1391 (gate_warn_unused_result): New function.
1392 (pass_warn_unused_result): New pass.
1393 * c-common.h (c_warn_unused_result): Remove.
1394 * flags.h (flag_warn_unused_result): Declare.
1395 * c-opts.c (c_common_init_options): Enable flag_warn_unused_result.
1396 * opts.c (flag_warn_unused_result): Initialize to false.
1397 * toplev.c (compile_file): Add comment.
1398 * omp-low.c (create_omp_child_function): Do not register
1399 the function with the frontend.
1400 (diagnose_omp_structured_block_errors): Prepare to be
1401 called as optimization pass.
1402 (gate_diagnose_omp_blocks): New function.
1403 (pass_diagnose_omp_blocks): New pass.
1404 * cgraph.h (cgraph_optimize): Remove.
1405 (cgraph_analyze_function): Likewise.
1406 * cgraph.c (cgraph_add_new_function): Gimplify C++ thunks.
1407 * cgraphunit.c (cgraph_lower_function): Lower nested functions
1408 before their parents here.
1409 (cgraph_finalize_function): Not here.
1410 (cgraph_analyze_function): Gimplify functions here.
1411 (cgraph_finalize_compilation_unit): Continue after errors.
1412 Optimize the callgraph from here.
1413 (cgraph_optimize): Make static.
1414 * langhooks.c (write_global_declarations): Finalize the CU.
1415 * gimplify.c (gimplify_asm_expr): Do not emit ASMs with errors.
1416 (gimplify_function_tree): Assert we gimplify only once.
1417 Set PROP_gimple_any property.
1418 * tree-nested.c (gimplify_all_functions): New function.
1419 (lower_nested_functions): Gimplify all nested functions.
1420 * gimple.h (diagnose_omp_structured_block_errors): Remove.
1421 * passes.c (init_optimization_passes): Add pass_warn_unused_result
1422 and pass_diagnose_omp_blocks after gimplification. Do not
1423 set TODO_set_props on all_lowering_passes.
1424 (execute_one_pass): Do not handle TODO_set_props.
1425 * Makefile.in (cgraphunit.o): Add $(TREE_DUMP_H) dependency.
1426 (gimplify.o): Add tree-pass.h dependency.
1427 * tree-inline.c (copy_statement_list): Properly copy STATEMENT_LIST.
1428 (copy_tree_body_r): Properly handle TARGET_EXPR like SAVE_EXPR.
1429 (unsave_r): Likewise.
1430 * c-omp.c (c_finish_omp_atomic): Set DECL_CONTEXT on the
1433 2009-07-17 Sandra Loosemore <sandra@codesourcery.com>
1435 * doc/service.texi (Service): Restore previously removed link,
1436 which isn't broken after all.
1438 2009-07-17 Richard Guenther <rguenther@suse.de>
1440 PR tree-optimization/40321
1441 * tree-ssa-pre.c (add_to_exp_gen): Also add names defined by
1442 PHI nodes to the maximal set.
1443 (make_values_for_phi): Add PHI arguments to the maximal set.
1444 (execute_pre): Dump PHI_GEN and the maximal set.
1446 2009-07-17 Jakub Jelinek <jakub@redhat.com>
1449 * gimplify.c (gimplify_conversion): Don't change non-conversions into
1452 2009-07-16 Sandra Loosemore <sandra@codesourcery.com>
1454 * doc/extend.texi (Nested Functions): Replace broken link with
1456 * doc/service.texi (Service): Remove broken link.
1458 2009-07-16 H.J. Lu <hongjiu.lu@intel.com>
1461 * builtins.c (expand_builtin_memcmp): Use loc instead of
1462 EXPR_LOCATION (exp).
1463 (expand_builtin_strncmp): Likewise.
1465 2009-07-17 Aldy Hernandez <aldyh@redhat.com>
1466 Manuel López-Ibáñez <manu@gcc.gnu.org>
1469 * tree-complex.c, tree-loop-distribution.c, tree.c, tree.h,
1470 builtins.c, fold-const.c, omp-low.c, cgraphunit.c, tree-ssa-ccp.c,
1471 tree-ssa-dom.c, gimple-low.c, expr.c, tree-ssa-ifcombine.c,
1472 c-decl.c, stor-layout.c, tree-if-conv.c, c-typeck.c, gimplify.c,
1473 calls.c, tree-sra.c, tree-mudflap.c, tree-ssa-copy.c,
1474 tree-ssa-forwprop.c, c-convert.c, c-omp.c, varasm.c,
1475 tree-inline.c, c-common.c, c-common.h, gimple.c,
1476 tree-switch-conversion.c, gimple.h, tree-cfg.c, c-parser.c,
1477 convert.c: Add location argument to fold_{unary,binary,ternary},
1478 fold_build[123], build_call_expr, build_size_arg,
1479 build_fold_addr_expr, build_call_array, non_lvalue, size_diffop,
1480 fold_build1_initializer, fold_build2_initializer,
1481 fold_build3_initializer, fold_build_call_array,
1482 fold_build_call_array_initializer, fold_single_bit_test,
1483 omit_one_operand, omit_two_operands, invert_truthvalue,
1484 fold_truth_not_expr, build_fold_indirect_ref, fold_indirect_ref,
1485 combine_comparisons, fold_builtin_*, fold_call_expr,
1486 build_range_check, maybe_fold_offset_to_address, round_up,
1489 2009-07-16 Jason Merrill <jason@redhat.com>
1492 * c-common.c (c_common_reswords): Add __is_standard_layout
1494 * c-common.h (enum rid): Add RID_IS_STD_LAYOUT and RID_IS_TRIVIAL.
1495 * doc/implement-cxx.texi: New.
1496 * doc/gcc.texi: Include it.
1498 2009-07-16 DJ Delorie <dj@redhat.com>
1500 * config/m32c/m32c.c (m32c_compare_redundant): Avoid removing
1501 compares that may be indirectly affected by previous instructions.
1503 2009-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1505 * builtins.c (do_mpc_arg2): New.
1506 (fold_builtin_2): Fold builtin cpow.
1507 * real.h (HAVE_mpc_pow): New.
1509 2009-07-16 Bingfeng Mei <bmei@broadcom.com>
1511 * modulo-sched.c (sms_schedule): stage_count <= 1 as correct
1512 comparison to skip unprofitable schedule
1514 2009-07-16 Simon Baldwin <simonb@google.com>
1516 * gcc.c (option_map): New flag -no-canonical-prefixes.
1517 * (display_help): Print help text for new flag.
1518 * (process_command): Move options translation and language specifics
1519 and handle new flag early. Use it to set a function pointer to a
1520 prefix builder. Replace make_relative_prefix calls with calls to
1521 the function pointed to. Ignore new flag in regular options handling.
1522 * doc/invoke.texi (Overall Options): Documented -no-canonical-prefixes.
1524 2009-07-15 DJ Delorie <dj@redhat.com>
1526 * config/mep/mep.md (sibcall_internal): Change register to avoid
1528 (sibcall_value_internal): Likewise.
1530 2009-07-15 Eric Botcazou <ebotcazou@adacore.com>
1532 PR rtl-optimization/40710
1533 * resource.c (mark_target_live_regs): Reset DF problem to LR.
1535 2009-07-15 Adam Nemet <anemet@caviumnetworks.com>
1537 * config/mips/mips.md (*extenddi_truncate<mode>,
1538 *extendsi_truncate<mode>): Change type attribute to move_type
1539 with shift_shift. Split out code handling exts from here ...
1540 (*extend<GPR:mode>_truncate<SHORT:mode>_exts): ... to this new
1542 (*extendhi_truncateqi): Change type attribute to move_type with
1543 shift_shift. Split out code handling exts from here ...
1544 (*extendhi_truncateqi_exts): ... to this new pattern.
1546 2009-07-15 Uros Bizjak <ubizjak@gmail.com>
1548 * config/i386/sse.md (copysign<mode>3): Use "and-not" SSE instruction
1549 instead of "and" with inverted sign bit mask value. Use
1550 "nonimmediate_operand" for operand 1 and operand 2 predicate.
1551 Allocate registers only for operand 4 and operand 5.
1553 2009-07-15 Jakub Jelinek <jakub@redhat.com>
1556 * fold-const.c (fold_cond_expr_with_comparison): When folding
1557 < and <= to MIN, make sure the MIN uses the same type as the
1558 comparison's operands.
1560 2009-07-15 Richard Earnshaw <rearnsha@arm.com>
1562 * arm.md (ior_xor): New code iterator.
1563 (split for ior/xor with shift and zero-extend): New split pattern.
1564 * arm/predicates.md (subreg_lowpart_operator): New special predicate.
1566 2009-07-15 Richard Guenther <rguenther@suse.de>
1568 * tree-ssa-structalias.c (make_constraint_from_heapvar): Initialize
1571 2009-07-15 Richard Guenther <rguenther@suse.de>
1574 * alias.c (ao_ref_from_mem): Reject FUNCTION_DECL and LABEL_DECL bases.
1576 2009-07-15 Maxim Kuvyrkov <maxim@codesourcery.com>
1578 * config/m68k/linux-unwind.h (m68k_fallback_frame_state): Update to
1579 handle 2.6.30 kernel.
1581 2009-07-15 DJ Delorie <dj@redhat.com>
1583 * config/mep/mep.md (sibcall_internal): Change register to allow
1584 for 24-bit addresses.
1585 (sibcall_value_internal): Likewise.
1587 2009-07-14 Ghassan Shobaki <ghassan.shobaki@amd.com>
1589 * doc/invoke.texi: Added descriptions of the scheduling heuristics
1590 that are enabled/disabled by the flags introduced by a previous patch.
1592 2009-07-14 DJ Delorie <dj@redhat.com>
1594 * config/mep/mep.md (sibcall_internal): Include non-toggling
1596 (sibcall_value_internal): Likewise.
1598 2009-07-14 Taras Glek <tglek@mozilla.com>
1599 Rafael Espindola <espindola@google.com>
1601 * doc/sourcebuild.texi: Document install-plugin target.
1602 * configure.ac: Added install-plugin target to language makefiles.
1603 * configure: Regenerate.
1604 * Makefile.in: (install-plugin): Install more headers,
1605 depend on lang.install-plugin.
1607 2009-07-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
1609 * tree-vrp.c (vrp_evaluate_conditional): Mark strings for
1612 2009-07-14 DJ Delorie <dj@redhat.com>
1614 * config/mep/mep.c (mep_vliw_jmp_match): New function.
1615 * config/mep/mep-protos.h (mep_vliw_jmp_match): Prototype it.
1616 * config/mep/mep.md (sibcall_internal): Change test from
1617 mep_vliw_mode_match to mep_vliw_jmp_match.
1618 (sibcall_value_internal): Likewise.
1620 2009-07-14 Uros Bizjak <ubizjak@gmail.com>
1622 * config/i386/sse.md (copysign<mode>3): New expander.
1623 * config/i386/i386-protos.h (ix86_build_signbit_mask): New prototype.
1624 * config/i386/i386.c (ix86_build_signbit_mask): Make public.
1625 Use ix86_build_const_vector.
1626 (enum ix86_builtins): Add IX86_BUILTIN_CPYSGNPS and
1627 IX86_BUILTIN_CPYSGNPD.
1628 (builtin_description): Add __builtin_ia32_copysignps and
1629 __builtin_ia32_copysignpd.
1630 (ix86_builtin_vectorized_function): Handle BUILT_IN_COPYSIGN
1631 and BUILT_IN_COPYSIGNF.
1633 2009-07-13 Jason Merrill <jason@redhat.com>
1635 * builtins.c (can_trust_pointer_alignment): New fn.
1636 (get_pointer_alignment): Factor it out from here.
1637 * tree.h: Declare it.
1639 2009-07-14 David Edelsohn <edelsohn@gnu.org>
1641 * config/rs6000/predicates.md (offsettable_mem_operand): Test
1644 2009-07-14 Dodji Seketeli <dodji@redhat.com>
1648 * dwarf2.out.c (gen_type_die_with_usage): Added comment.
1650 2009-07-14 Richard Guenther <rguenther@suse.de>
1651 Andrey Belevantsev <abel@ispras.ru>
1654 * cfgexpand.c (partition_stack_vars): Do not bother to update
1655 alias information when not optimizing.
1657 2009-07-14 Richard Guenther <rguenther@suse.de>
1658 Andrey Belevantsev <abel@ispras.ru>
1660 * tree-ssa-alias.h (refs_may_alias_p_1): Declare.
1661 (pt_solution_set): Likewise.
1662 * tree-ssa-alias.c (refs_may_alias_p_1): Export.
1663 * tree-ssa-structalias.c (pt_solution_set): New function.
1664 * final.c (rest_of_clean_state): Free SSA data structures.
1665 * print-rtl.c (print_decl_name): Remove.
1666 (print_mem_expr): Implement in terms of print_generic_expr.
1667 * alias.c (ao_ref_from_mem): New function.
1668 (rtx_refs_may_alias_p): Likewise.
1669 (true_dependence): Query alias-export info.
1670 (canon_true_dependence): Likewise.
1671 (write_dependence_p): Likewise.
1672 * tree-dfa.c (get_ref_base_and_extent): For void types leave
1674 * emit-rtl.c (component_ref_for_mem_expr): Remove.
1675 (mem_expr_equal_p): Use operand_equal_p.
1676 (set_mem_attributes_minus_bitpos): Do not use
1677 component_ref_for_mem_expr.
1678 * cfgexpand.c (add_partitioned_vars_to_ptset): New function.
1679 (update_alias_info_with_stack_vars): Likewise.
1680 (partition_stack_vars): Call update_alias_info_with_stack_vars.
1681 * tree-ssa.c (delete_tree_ssa): Do not release SSA names
1682 explicitly nor clear stmt operands.
1683 Free the decl-to-pointer map.
1684 * tree-optimize.c (execute_free_datastructures): Do not free
1685 SSA data structures here.
1686 * tree-flow.h (struct gimple_df): Add decls_to_pointers member.
1687 * Makefile.in (emit-rtl.o): Add pointer-set.h dependency.
1688 (alias.o): Add tree-ssa-alias.h, pointer-set.h and $(TREE_FLOW_H)
1690 (print-rtl.o): Add $(DIAGNOSTIC_H) dependency.
1692 2009-07-13 DJ Delorie <dj@redhat.com>
1694 * config/mep/mep.h (CC1_SPEC): Tweak parameters to trigger
1695 unrolling at the right iteration count.
1697 * config/mep/mep.c (mep_expand_prologue): Fix frame pointer
1700 2009-07-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
1702 * haifa-sched.c (rank_for_schedule): Introduced flags to
1703 enable/disable individual scheduling heuristics.
1704 * common.opt: Introduced flags to enable/disable individual
1705 heuristics in the scheduler.
1706 * doc/invoke.texi: Introduced flags to enable/disable individual
1707 heuristics in the scheduler.
1709 2009-07-13 Kai Tietz <kai.tietz@onevision.com>
1711 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Remove file
1712 config/i386/mingw-tls.c.
1713 * config/i386/mingw-tls.c: Removed.
1715 2009-07-13 Ira Rosen <irar@il.ibm.com>
1717 * tree-vect-loop.c (get_initial_def_for_reduction): Ensure that the
1718 checks access only relevant statements.
1719 (vectorizable_reduction): Likewise.
1721 2009-07-12 Kai Tietz <kai.tietz@onevision.com>
1723 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Define _X86_
1724 just for 32-bit case.
1726 2009-07-12 Jan Hubicka <jh@suse.cz>
1728 PR tree-optimization/40585
1729 * except.c (expand_resx_expr): When there already is resume
1730 instruction, produce linked list.
1731 (build_post_landing_pads): Assert that resume is empty.
1732 (connect_post_landing_pads): Handle resume lists.
1733 (dump_eh_tree): Dump resume list.
1735 2009-07-12 Ira Rosen <irar@il.ibm.com>
1737 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
1738 with additional argument.
1739 * tree-vectorizer.h (enum vect_def_type): Add
1740 vect_double_reduction_def.
1741 (vect_is_simple_reduction): Add argument.
1742 * tree-vect-loop.c (vect_determine_vectorization_factor): Fix
1744 (vect_analyze_scalar_cycles_1): Detect double reduction. Call
1745 vect_is_simple_reduction with additional argument.
1746 (vect_analyze_loop_operations): Handle exit phi nodes in case of
1748 (reduction_code_for_scalar_code): Handle additional codes by
1749 returning ERROR_MARK for them. Fix comment and indentation.
1750 (vect_is_simple_reduction): Fix comment, add argument to specify
1751 double reduction. Detect double reduction.
1752 (get_initial_def_for_induction): Fix indentation.
1753 (get_initial_def_for_reduction): Fix comment and indentation.
1754 Handle double reduction. Create initial definitions that do not
1755 require adjustment if ADJUSTMENT_DEF is NULL. Handle additional cases.
1756 (vect_create_epilog_for_reduction): Fix comment, add argument to
1757 handle double reduction. Use PLUS_EXPR in case of MINUS_EXPR in
1758 epilogue result extraction. Create double reduction phi node and
1759 replace relevant uses.
1760 (vectorizable_reduction): Call vect_is_simple_reduction with
1761 additional argument. Fix indentation. Update epilogue code treatment
1762 according to the changes in reduction_code_for_scalar_code. Check
1763 for double reduction. Call vect_create_epilog_for_reduction with
1764 additional argument.
1765 * tree-vect-stmts.c (process_use): Handle double reduction, update
1767 (vect_mark_stmts_to_be_vectorized): Handle double reduction.
1768 (vect_get_vec_def_for_operand): Likewise.
1770 2009-07-12 Danny Smith <dansmister@gmail.com>
1772 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't
1773 dllexport if !TREE_PUBLIC.
1774 (i386_pe_maybe_record_exported_symbol): Assert TREE_PUBLIC.
1776 2009-07-11 Anatoly Sokolov <aesok@post.ru>
1778 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Redefine.
1779 (avr_extra_arch_macro) Remove declatation.
1780 * config/avr/avr.c (avr_cpu_cpp_builtins): New function.
1781 (avr_extra_arch_macro) Declare as static.
1782 * config/avr/avr-protos.h (avr_cpu_cpp_builtins): Dclare.
1784 2009-07-11 Jan Hubicka <jh@suse.cz>
1787 * except.c (can_be_reached_by_runtime): Test for NULL aka bitmap.
1789 2009-07-11 Jakub Jelinek <jakub@redhat.com>
1792 * dwarf2out.c (dw_fde_struct): Add in_std_section and
1793 cold_in_std_section bits.
1794 (dwarf2out_begin_prologue): Initialize them.
1795 (dwarf2out_finish): Don't emit FDE range into .debug_ranges
1796 if already covered by text_section or cold_text_section range.
1798 PR rtl-optimization/40667
1799 * defaults.h (MINIMUM_ALIGNMENT): Define if not defined.
1800 * doc/tm.texi (MINIMUM_ALIGNMENT): Document it.
1801 * config/i386/i386.h (MINIMUM_ALIGNMENT): Define.
1802 * config/i386/i386.c (ix86_minimum_alignment): New function.
1803 * config/i386/i386-protos.h (ix86_minimum_alignment): New prototype.
1804 * cfgexpand.c (expand_one_var): Use MINIMIM_ALIGNMENT.
1805 * emit-rtl.c (gen_reg_rtx): Likewise.
1806 * function.c (assign_parms): Likewise. If nominal_type needs
1807 bigger alignment than FUNCTION_ARG_BOUNDARY, use its alignment
1808 rather than passed_type's alignment.
1811 * function.c (assign_parm_setup_stack): Adjust
1812 MEM_OFFSET (data->stack_parm) if promoted_mode is different
1813 from nominal_mode on big endian.
1815 2009-07-11 Paolo Bonzini <bonzini@gnu.org>
1817 * expmed.c (emit_store_flag_1): Fix choice of zero vs. sign extension.
1819 2009-07-10 DJ Delorie <dj@redhat.com>
1821 * config/mep/mep.c (mep_can_inline_p): Correct logic, and simplify.
1823 2009-07-10 Mark Mitchell <mark@codesourcery.com>
1825 * config/arm/thumb2.md (thumb2_cbz): Correct computation of length
1827 (thumb2_cbnz): Likewise.
1829 2009-07-10 David Daney <ddaney@caviumnetworks.com>
1832 * config.gcc (supported_defaults): Add synci.
1833 (with_synci): Add validation.
1834 (all_defaults): Add synci.
1835 * config/mips/mips.md (clear_cache): Use TARGET_SYNCI instead of
1838 * config/mips/mips.opt (msynci): New option.
1839 * config/mips/mips.c (mips_override_options): Warn on use of
1840 -msynci for targets that do now support it.
1841 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
1843 * gcc/doc/invoke.texi (-msynci): Document the new option.
1844 * doc/install.texi (--with-synci): Document the new option.
1846 2009-07-10 Richard Guenther <rguenther@suse.de>
1848 PR tree-optimization/40496
1849 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Create
1850 the PHI result with a compatible type.
1852 2009-07-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
1856 * c.opt (Wunused-result): New.
1857 * doc/invoke.texi: Document it.
1858 * c-common.c (c_warn_unused_result): Use it.
1860 2009-07-09 DJ Delorie <dj@redhat.com>
1862 * targhooks.c (default_target_can_inline_p): Rename from
1863 default_target_option_can_inline_p.
1864 * targhooks.h (default_target_can_inline_p): Likewise.
1865 * target-def.h (TARGET_CAN_INLINE_P): Rename from
1866 TARGET_OPTION_CAN_INLINE_P.
1867 * config/i386/i386.c (TARGET_CAN_INLINE_P): Likewise.
1868 * config/mep/mep.c (TARGET_CAN_INLINE_P): Likewise.
1869 (mep_target_can_inline_p): Rename from
1870 mep_target_option_can_inline_p.
1873 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Add coprocessor
1874 registers used to pass vectors.
1876 * config/mep/mep.c (mep_option_can_inline_p): Remove error call.
1878 2009-07-09 Tom Tromey <tromey@redhat.com>
1880 * unwind-dw2-fde-darwin.c: Include dwarf2.h.
1881 * config/mmix/mmix.c: Include dwarf2.h.
1882 * config/rs6000/darwin-fallback.c: Include dwarf2.h.
1883 * config/xtensa/unwind-dw2-xtensa.c: Include dwarf2.h.
1884 * config/sh/sh.c: Include dwarf2.h.
1885 * config/i386/i386.c: Include dwarf2.h.
1886 * Makefile.in (DWARF2_H): Remove 'elf'.
1887 * except.c: Include dwarf2.h.
1888 * unwind-dw2.c: Include dwarf2.h.
1889 * dwarf2out.c: Include dwarf2.h.
1890 * unwind-dw2-fde-glibc.c: Include dwarf2.h.
1891 * unwind-dw2-fde.c: Include dwarf2.h.
1892 * dwarf2asm.c: Include dwarf2.h.
1894 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
1896 * haifa-sched.c (insn_finishes_cycle_p): New static function.
1897 (max_issue): Use it.
1898 * sched-int.h (struct sched_info: insn_finishes_block_p): New
1900 * sched-rgn.c (rgn_insn_finishes_block_p): Implement it.
1901 (region_sched_info): Update.
1902 * sched-ebb.c (ebb_sched_info): Update.
1903 * modulo-sched.c (sms_sched_info): Update.
1904 * sel-sched-ir.c (sched_sel_haifa_sched_info): Update.
1906 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
1908 * varasm.c (build_constant_desc): Don't share RTL in pool entries.
1910 2009-07-09 Basile Starynkevitch <basile@starynkevitch.net>
1912 * plugin.c (try_init_one_plugin): passes RTLD_GLOBAL to dlopen.
1914 2009-07-09 Jakub Jelinek <jakub@redhat.com>
1917 * fold-const.c (fold_cond_expr_with_comparison): Don't replace
1918 arg1 with arg01 if arg1 is already INTEGER_CST.
1920 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
1922 * simplify-rtx.c (simplify_binary_operation_1) <AND>:
1923 Transform (and (truncate)) into (truncate (and)).
1925 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
1927 * combine.c (make_extraction): Check TRULY_NOOP_TRUNCATION before
1928 creating LHS paradoxical subregs. Fix surrounding returns to
1929 use NULL_RTX rather than 0.
1931 2009-07-08 DJ Delorie <dj@redhat.com>
1933 * config/mep/mep.c: (mep_option_can_inline_p): New.
1934 (TARGET_OPTION_CAN_INLINE_P): Define.
1936 2009-07-08 Mark Wielaard <mjw@redhat.com>
1939 * dwarf2out.c (add_data_member_location_attribute): When we have
1940 only a constant offset don't emit a new location description using
1941 DW_OP_plus_uconst, but just add the constant with add_AT_int, when
1944 2009-07-08 Richard Henderson <rth@redhat.com>
1947 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move to i386.c.
1948 (enum reg_class): Add CLOBBERED_REGS.
1949 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Likewise.
1950 * config/i386/i386.c (ix86_conditional_register_usage): Moved
1951 from CONDITIONAL_REGISTER_USAGE; build CLOBBERED_REGS for 64-bit.
1952 (ix86_function_ok_for_sibcall): Tidy. Disallow MS->SYSV sibcalls.
1953 (ix86_expand_call): Use sibcall_insn_operand when needed. Don't
1954 force 64-bit sibcalls into R11.
1955 * config/i386/constraints.md (U): New constraint.
1956 * config/i386/i386.md (sibcall_1, sibcall_value_1): Use it.
1957 (sibcall_1_rex64, sibcall_value_1_rex64): Likewise.
1958 (sibcall_1_rex64_v, sibcall_value_1_rex64_v): Remove.
1960 2009-07-08 Shujing Zhao <pearly.zhao@oracle.com>
1962 * basic-block.h (dump_regset, debug_regset): Remove duplicate
1964 * c-objc-common.h (c_initialize_diagnostics): Ditto.
1965 * ebitmap.h (dump_ebitmap): Ditto.
1966 * optabs.h (optab_libfunc): Ditto.
1967 * tree.h (tree_expr_nonzero_warnv_p): Ditto.
1968 * tree-flow.h (vect_can_force_dr_alignment_p,
1969 get_vectype_for_scalar_type): Ditto.
1970 (vectorize_loops): Move prototype to ...
1971 * tree-vectorizer.h: ... here. Also, adjust comment.
1972 (vect_set_verbosity_level): Remove duplicate prototype.
1973 * tree-ssa-loop.c: Include tree-vectorizer.h.
1974 * Makefile.in (tree-ssa-loop.o): Depend on tree-vectorizer.h.
1976 2009-07-08 Nick Clifton <nickc@redhat.com>
1978 * config/i386/unix.h (ASM_COMMENT_START): Add a space after the
1981 2009-07-08 DJ Delorie <dj@redhat.com>
1983 * config/mep/mep-ivc2.cpu (cpmovtocsar0_C3, cpmovtocsar1_C3,
1984 cpmovtocc_C3, cpmovtocsar0_P0S_P1, cpmovtocsar1_P0S_P1,
1985 cpmovtocc_P0S_P1): Mark volatile. Note which registers are
1987 * config/mep/intrinsics.md: Regenerated.
1988 * config/mep/mep.c (mep_interrupt_saved_reg): Save IVC2 control
1989 registers when asm() or calls are detected.
1991 2009-07-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
1994 * gimplify.c (gimplify_expr): Propagate no_warning flag when
1996 * gimple (gimple_build_call_from_tree): Likewise.
1997 * tree-cfg.c (remove_useless_stmts_warn_notreached): Check
1998 no_warning flag before warning.
2000 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
2002 * tree.c (set_expr_locus): Remove.
2003 * tree.h (EXPR_LOCUS,SET_EXPR_LOCUS,set_expr_locus): Remove.
2004 * c-typeck.c (c_finish_stmt_expr): Replace EXPR_LOCUS by
2006 * gimplify.c (internal_get_tmp_var): Likewise.
2007 (gimplify_call_expr): Likewise.
2008 (gimplify_one_sizepos): Likewise.
2010 2009-07-07 Eric Botcazou <ebotcazou@adacore.com>
2013 * dbxout.c (dbxout_symbol) <PARM_DECL>: Deal with parameters pointing
2014 to variables for debugging purposes.
2016 2009-06-23 Mark Loeser <mark@halcy0n.com>
2019 * Makefile.in (gcc.pod): Depend on gcc-vers.texi.
2021 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
2023 * pretty-print.c (pp_base_format): Remove %J.
2024 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
2025 gcc_cxxdiag_char_table): Likewise.
2026 (init_dynamic_diag_info): Likewise.
2028 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
2030 * pretty-print.c (pp_base_format): Remove %H.
2031 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
2032 gcc_cxxdiag_char_table): Likewise.
2033 (init_dynamic_diag_info): Likewise.
2034 * config/mep/mep.c (mep_select_section): Likewise.
2036 2009-07-07 Duncan Sands <baldrick@free.fr>
2038 * final.c (pass_clean_state): Give the pass a name.
2039 * passes.c (pass_rest_of_compilation): Likewise.
2040 * tree-optimize.c (pass_all_optimizations): Likewise.
2042 2009-07-07 H.J. Lu <hongjiu.lu@intel.com>
2044 * config/ia64/ia64.c (ia64_handle_model_attribute): Remove
2045 an extra 'decl' for error_at.
2047 2009-07-07 Jakub Jelinek <jakub@redhat.com>
2050 * tree-tailcall.c (adjust_return_value_with_ops,
2051 create_tailcall_accumulator): Set DECL_GIMPLE_REG_P on the temporary
2052 if it has complex or vector type.
2054 2009-07-07 Olivier Hainque <hainque@adacore.com>
2056 * config/alpha/t-osf4 (SHLIB_LINK): Do not hide the dummy weak
2059 2009-07-07 Basile Starynkevitch <basile@starynkevitch.net>
2061 * Makefile.in: added more lists of includes to PLUGIN_HEADERS.
2063 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
2065 * cgraphunit.c: Replace %J by an explicit location. Update all calls.
2066 * c-decl.c: Likewise.
2067 * function.c: Likewise.
2068 * varasm.c: Likewise.
2069 * tree-ssa.c: Likewise.
2070 * c-common.c: Likewise.
2071 * tree-cfg.c: Likewise.
2072 * config/spu/spu.c: Likewise.
2073 * config/ia64/ia64.c: Likewise.
2074 * config/v850/v850.c: Likewise.
2076 2009-07-06 DJ Delorie <dj@redhat.com>
2078 * config/mep/mep-core.cpu (fsft, ssarb): Mark as VOLATILE.
2079 * config/mep/mep-ivc2.cpu (many): Add VOLATILE to more insns that make
2080 unspecified accesses to control registers.
2081 * config/mep/intrinsics.md: Regenerate.
2082 * config/mep/intrinsics.h: Regenerate.
2083 * config/mep/mep-intrin.h: Regenerate.
2085 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
2087 * c-lex.c: Replace %H by an explicit location. Update all calls.
2088 * c-common.c: Likewise.
2089 * c-decl.c: Likewise.
2090 * c-typeck.c: Likewise.
2091 * fold-const.c: Likewise.
2092 * gimplify.c: Likewise.
2094 * tree-cfg.c: Likewise.
2095 * tree-ssa-loop-niter.c: Likewise.
2096 * tree-vrp.c: Likewise.
2097 * value-prof.c: Likewise.
2099 2009-07-06 Diego Novillo <dnovillo@google.com>
2101 * tree-dfa.c (dump_variable): Write DECL_INITIAL for VAR
2102 if it has one. Handle cases where VAR does not have an
2103 annotation or cfun is NULL.
2105 2009-07-06 Diego Novillo <dnovillo@google.com>
2107 * tree.c: Include debug.h.
2108 (initialize_tree_contains_struct): New.
2109 (init_ttree): Call it.
2110 (tree_node_structure_for_code): Factor out of ...
2111 (tree_node_structure): ... here.
2112 * treestruct.def (TS_PHI_NODE): Remove.
2113 (TS_GIMPLE_STATEMENT): Remove.
2115 2009-07-06 Diego Novillo <dnovillo@google.com>
2117 * tree-pretty-print.c (dump_generic_node): Protect against NULL op0.
2118 (debug_tree_chain): Handle cycles.
2120 2009-07-06 Nick Clifton <nickc@redhat.com>
2121 DJ Delorie <dj@redhat.com>
2123 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
2124 __FMOVD_ENABLED__ is defined.
2126 (TARGET_FMOVD): Provide a default definition.
2127 (MASK_FMOVD): Likewise.
2128 (TARGET_CPU_CPP_BUILTINS): Define
2129 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
2130 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
2131 two fmov instructions depending upon whether TARGET_FMOVD is enabled.
2132 (split for DF load from memory into register): Also handle
2133 MEMs which consist of REG+DISP addressing.
2134 (split for DF store from register to memory): Likewise.
2135 (movsf_ie): Always use single fp_mode.
2136 * config/sh/sh.c (sh_override_options): Do not automatically
2137 enable TARGET_MOVD for the SH2A when supporting doubles - leave
2138 that to the -mfmovd command line switch.
2139 (broken_move): Do not restrict fldi test to only the SH4 and SH4A.
2140 (fldi_ok): Always allow.
2141 * config/sh/sh.opt (mfmovd): Remove this switch.
2142 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
2144 2009-07-06 J"orn Rennecke <joern.rennecke@arc.com>
2145 Kaz Kojima <kkojima@gcc.gnu.org>
2147 PR rtl-optimization/30807
2148 * postreload.c (reload_combine): For every new use of REG_SUM,
2149 record the use of BASE.
2151 2009-07-06 Jan Hubicka <jh@suse.cz>
2153 * params.def: Revert my accidental commit at 2009-06-30.
2155 2009-07-04 Ian Lance Taylor <iant@google.com>
2158 * config/i386/msformat-c.c (mingw_format_attributes): Declare as
2160 (mingw_format_attribute_overrides): Likewise.
2162 2009-07-04 Jakub Jelinek <jakub@redhat.com>
2165 * dwarf2out.c (based_loc_descr): For crtl->stack_realign_tried
2166 don't check cfa.reg. Instead of cfa.indirect use
2167 fde && fde->drap_reg != INVALID_REGNUM test.
2169 2009-07-04 Eric Botcazou <ebotcazou@adacore.com>
2171 * postreload.c (reload_combine): Replace CONST_REG with INDEX_REG.
2173 2009-07-03 Vladimir Makarov <vmakarov@redhat.com>
2176 * ira.c (build_insn_chain): Use DF_LR_OUT instead of df_get_live_out.
2178 2009-07-03 Richard Guenther <rguenther@suse.de>
2180 PR tree-optimization/40640
2181 * tree-switch-conversion.c (build_arrays): Perform arithmetic
2184 2009-07-03 Jan Hubicka <jh@suse.cz>
2186 * ipa-inline.c (cgraph_decide_inlining_incrementally): When optimizing
2187 for size, reduce amount of inlining.
2189 2009-07-03 Richard Guenther <rguenther@suse.de>
2192 * tree-chrec.c (chrec_convert_1): Fold (T2)(t +- x) to (T2)t +- (T2)x
2193 if t +- x is known to not overflow and the conversion widens the
2195 * Makefile.in (tree-chrec.o): Add $(FLAGS_H) dependency.
2197 2009-07-03 Jan Hubicka <jh@suse.cz>
2199 * ipa-pure-const.c (analyze): Update loop optimizer init.
2200 * tree-ssa-loop-iv-canon.c (empty_loop_p, remove_empty_loop,
2201 try_remove_empty_loop, remove_empty_loops): Remove.
2202 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): Remove.
2203 * tree-ssa-dce.c (find_obviously_necessary_stmts): Use finiteness info
2204 to mark regular loops as neccesary.
2205 (degenerate_phi_p): New function.
2206 (propagate_necessity, remove_dead_phis): Use it.
2207 (forward_edge_to_pdom): Likewise.
2208 (eliminate_unnecessary_stmts): Take care to remove uses of results of
2209 virtual PHI nodes that became unreachable.
2210 (perform_tree_ssa_dce): Initialize/deinitialize loop optimizer.
2211 * tree-flow.h (remove_empty_loops): Remove.
2212 * passes.c (init_optimization_passes): Remove.
2214 2009-07-03 Uros Bizjak <ubizjak@gmail.com>
2216 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1): Use
2217 can_create_pseudo_p.
2218 (*fix_trunc<mode>_i387_1): Ditto.
2219 (*floathi<mode>2_1): Ditto.
2220 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): Ditto.
2221 (*fistdi2_1): Ditto.
2222 (*fist<mode>2_1): Ditto.
2223 (frndintxf2_floor): Ditto.
2224 (*fist<mode>2_floor_1): Ditto.
2225 (frndintxf2_ceil): Ditto.
2226 (*fist<mode>2_ceil_1): Ditto.
2227 (frndintxf2_trunc): Ditto.
2228 (frndintxf2_mask_pm): Ditto.
2229 (fxam<mode>2_i387_with_temp): Ditto.
2230 * config/i386/sse.md (mulv16qi3): Ditto.
2231 (*sse2_mulv4si3): Ditto.
2233 (sse4_2_pcmpestr): Ditto.
2234 (sse4_2_pcmpistr): Ditto.
2236 2009-07-03 Jan Hubicka <jh@suse.cz>
2238 * tree-ssa-dce.c (bb_contains_live_stmts): New bitmap.
2239 (mark_stmt_necessary): Set it.
2240 (mark_operand_necessary): Set it.
2241 (mark_control_dependent_edges_necessary): Set it.
2242 (mark_virtual_phi_result_for_renaming): New function.
2243 (get_live_post_dom): New function.
2244 (forward_edge_to_pdom): New function.
2245 (remove_dead_stmt): Fix handling of control dependences.
2246 (tree_dce_init): Init new bitmap.
2247 (tree_dce_done): Free it.
2249 2009-07-02 Richard Guenther <rguenther@suse.de>
2252 * tree-ssa-structalias.c (new_var_info): Initialize
2255 2009-07-02 Jan Hubicka <jh@suse.cz>
2257 * ipa-pure-const.c (check_op): Use PTA info to see if indirect_ref is
2260 2009-07-02 Paolo Bonzini <bonzini@gnu.org>
2262 * expmed.c (emit_cstore, emit_store_flag_1): Accept target_mode
2263 instead of recomputing it. Adjust calls.
2264 (emit_store_flag): Adjust recursive calls.
2266 2009-07-02 Richard Guenther <rguenther@suse.de>
2268 * tree-ssa-live.c (remove_unused_locals): Do not remove
2270 * tree-ssa-structalias.c (handle_lhs_call): Delay setting
2271 of DECL_EXTERNAL for HEAP variables.
2272 (compute_points_to_sets): Set DECL_EXTERNAL for escaped
2273 HEAP variables. Do not adjust RESTRICT vars.
2274 (find_what_var_points_to): Nobody cares if something
2277 2009-07-02 Ben Elliston <bje@au.ibm.com>
2279 * unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Move
2280 pc_low and pc_high declarations to the top of the function.
2282 2009-07-01 DJ Delorie <dj@redhat.com>
2284 * config/mep/mep.c (mep_handle_option): Leave IVC2 control
2286 (mep_interrupt_saved_reg): Save appropriate IVC2 control registers.
2287 * config/mep/mep-ivc2.cpu: Add VOLATILE to insns that make
2288 unspecified accesses to control registers.
2289 * config/mep/intrinsics.md: Regenerate.
2290 * config/mep/intrinsics.h: Regenerate.
2291 * config/mep/mep-intrin.h: Regenerate.
2293 2009-07-01 Anthony Green <green@moxielogic.com>
2295 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
2296 instruction when possible.
2297 (moxie_expand_prologue): Ditto. Also, save an instruction and
2298 some complexity by popping off of $r12 instead of $sp.
2299 * config/moxie/moxie.md (movsi_pop): Don't assume $sp. Take two
2302 2009-07-01 Richard Henderson <rth@redhat.com>
2305 * function.c (reposition_prologue_and_epilogue_notes): If epilogue
2306 contained no insns, reposition note before last insn.
2308 2009-07-01 Richard Henderson <rth@redhat.com>
2311 * dwarf2out.c (def_cfa_1): Revert 2009-06-11 change for
2312 DW_CFA_def_cfa_offset and DW_CFA_def_cfa.
2314 2009-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
2317 * config/rs6000/rs6000.c (print_operand): Undo change that breaks
2318 darwin9 for printing reg addresses with %y.
2320 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
2322 * combine.c (force_to_mode): Handle TRUNCATE. Factor out
2323 truncation from operands in binary operations.
2325 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
2328 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
2329 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
2330 subreg of op0 to the original op0.
2332 * expmed.c (store_bit_field_1): Use a temporary as the destination
2333 instead of a paradoxical subreg when we need to truncate the result.
2335 2009-07-01 DJ Delorie <dj@redhat.com>
2337 * config/mep/mep-ivc2.cpu (cmov, cmovc, cmovh): Add intrinsic
2338 names to VLIW variants.
2339 (ivc2rm, ivc2crn): Make data type consistent with non-VLIW variants.
2340 * config/mep/intrinsics.md: Regenerate.
2341 * config/mep/intrinsics.h: Regenerate.
2342 * config/mep/mep-intrin.h: Regenerate.
2344 2009-07-01 Jakub Jelinek <jakub@redhat.com>
2347 * jump.c (returnjump_p): Revert last patch.
2348 * dwarf2out.c (dwarf2out_begin_epilogue): Handle SEQUENCEs.
2350 2009-07-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2353 * pa.md (casesi32p): Use jump table label to determine the offset
2355 (casesi64p): Likewise.
2357 * pa.c (forward_branch_p): Return bool type. Use instruction
2358 addresses when available. Assert that INSN has a jump label.
2359 (pa_adjust_insn_length): Don't call forward_branch_p if INSN doesn't
2362 2009-07-01 Richard Guenther <rguenther@suse.de>
2364 PR tree-optimization/19831
2365 * tree-ssa-dce.c (propagate_necessity): Calls to functions
2366 that only act as barriers do not make any previous stores necessary.
2367 * tree-ssa-structalias.c (handle_lhs_call): Delay making
2368 HEAP variables global, do not add a constraint from nonlocal.
2369 (find_func_aliases): Handle escapes through return statements.
2370 (compute_points_to_sets): Make escaped HEAP variables global.
2372 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
2375 * expmed.c (emit_store_flag): Perform a conversion if necessary,
2376 after reducing a DImode cstore to SImode.
2378 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
2380 * expr.c (expand_expr_real_1): Reinstate fallthrough to
2381 TRUTH_ANDIF_EXPR if do_store_flag returns NULL.
2383 2009-07-01 Maciej W. Rozycki <macro@linux-mips.org>
2385 * config/vax/vax.h (TARGET_BSD_DIVMOD): New macro. Set to 1.
2386 * config/vax/linux.h (TARGET_BSD_DIVMOD): New macro. Redefine the
2388 * config/vax/vax.c (vax_init_libfuncs): Only redefine udiv_optab
2389 and umod_optab if TARGET_BSD_DIVMOD.
2390 * config/vax/lib1funcs.asm: New file.
2391 * config/vax/t-linux: New file.
2392 * config.gcc (vax-*-linux*): Set tmake_file to vax/t-linux.
2394 2009-06-30 Jakub Jelinek <jakub@redhat.com>
2397 * convert.c (convert_to_integer) <case COND_EXPR>: Don't convert
2398 to type arguments that have void type.
2401 * dwarf2out.c (gen_formal_parameter_die): Call
2402 equate_decl_number_to_die if node is different from origin.
2404 2009-06-30 Anthony Green <green@moxielogic.com>
2406 Clean up moxie port for --enable-build-with-cxx.
2407 * config/moxie/moxie.c (moxie_function_value): First two
2408 parameters are const_tree, not tree.
2409 * config/moxie/moxie.h (enum reg_class): Rename CC_REG to CC_REGS.
2410 (REG_CLASS_NAMES): Ditto.
2411 (REGNO_REG_CLASS): Ditto.
2412 * config/moxie/moxie-protos.h (moxie_override_options): Declare.
2413 (moxie_function_value): Fix constyness of arguments.
2415 2009-06-30 Eric Botcazou <ebotcazou@adacore.com>
2417 * cgraphunit.c (cgraph_finalize_compilation_unit): Call
2418 finalize_size_functions before further processing.
2419 * stor-layout.c: Include cgraph.h, tree-inline.h and tree-dump.h.
2420 (variable_size): Call self_referential_size on size expressions
2421 that contain a PLACEHOLDER_EXPR.
2422 (size_functions): New static variable.
2423 (copy_self_referential_tree_r): New static function.
2424 (self_referential_size): Likewise.
2425 (finalize_size_functions): New global function.
2426 * tree.c: Include tree-inline.h.
2427 (push_without_duplicates): New static function.
2428 (find_placeholder_in_expr): New global function.
2429 (substitute_in_expr) <tcc_declaration>: Return the replacement object
2431 <tcc_expression>: Likewise.
2432 <tcc_vl_exp>: If the replacement object is a constant, try to inline
2433 the call in the expression.
2434 * tree.h (finalize_size_functions): Declare.
2435 (find_placeholder_in_expr): Likewise.
2436 (FIND_PLACEHOLDER_IN_EXPR): New macro.
2437 (substitute_placeholder_in_expr): Update comment.
2438 * tree-inline.c (remap_decl): Do not unshare trees if do_not_unshare
2440 (copy_tree_body_r): Likewise.
2441 (copy_tree_body): New static function.
2442 (maybe_inline_call_in_expr): New global function.
2443 * tree-inline.h (struct copy_body_data): Add do_not_unshare field.
2444 (maybe_inline_call_in_expr): Declare.
2445 * Makefile.in (tree.o): Depend on TREE_INLINE_H.
2446 (stor-layout.o): Depend on CGRAPH_H, TREE_INLINE_H, TREE_DUMP_H and
2449 2009-06-30 Richard Guenther <rguenther@suse.de>
2451 * tree-ssa-dce.c (mark_all_reaching_defs_necessary_1): Always
2453 (propagate_necessity): Do not mark reaching defs of stores
2456 2009-06-30 Jan Hubicka <jh@suse.cz>
2458 * cfgloopanal.c (check_irred): Move into ...
2459 (mark_irreducible_loops): ... here; return true if ireducible
2461 * ipa-pure-const.c: Include cfgloop.h and tree-scalar-evolution.h
2462 (analyze_function): Try to prove loop finiteness.
2463 * cfgloop.h (mark_irreducible_loops): Update prototype.
2464 * Makefile.in (ipa-pure-const.o): Add dependency on SCEV and CFGLOOP.
2466 2009-06-30 Basile Starynkevitch <basile@starynkevitch.net>
2468 * Makefile.in (PLUGIN_HEADERS): added ggc, tree-dump, pretty-print.
2470 2009-06-30 Ira Rosen <irar@il.ibm.com>
2472 PR tree-optimization/40542
2473 * tree-vect-stmts.c (vect_analyze_stmt): Don't vectorize volatile
2476 2009-06-30 Martin Jambor <mjambor@suse.cz>
2478 PR tree-optimization/40582
2479 * tree-sra.c (build_ref_for_offset_1): Use types_compatible_p rather
2480 than useless_type_conversion_p.
2481 (generate_subtree_copies): Increment sra_stats.subtree_copies at a
2484 2009-06-30 Martin Jambor <mjambor@suse.cz>
2487 * tree-sra.c (sra_modify_expr): Add access->offset to start_offset.
2489 2009-06-30 Richard Guenther <rguenther@suse.de>
2491 * tree-ssa-alias.c (walk_aliased_vdefs_1): Change interface to
2492 use ao_ref references.
2493 (walk_aliased_vdefs): Likewise.
2494 * tree-ssa-alias.h (walk_aliased_vdefs): Adjust prototype.
2495 * tree-ssa-dce.c (struct ref_data): Remove.
2496 (mark_aliased_reaching_defs_necessary_1): Use the ao_ref argument.
2497 (mark_aliased_reaching_defs_necessary): Adjust.
2498 (mark_all_reaching_defs_necessary_1): Likewise.
2500 2009-06-30 Paolo Bonzini <bonzini@gnu.org>
2503 * expmed.c (emit_cstore): New name of emit_store_flag_1.
2504 (emit_store_flag_1): Extract from emit_store_flag, adjust
2505 calls to (what now is) emit_cstore.
2506 (emit_store_flag): Call emit_store_flag_1 and also use it
2507 for what used to be recursive calls.
2509 2009-06-30 Wei Guozhi <carrot@google.com>
2512 * tree-ssa-sink.c (statement_sink_location): Stop sinking expression
2513 if the target bb post dominates from bb.
2514 * config/i386/i386.c (memory_address_length): Check existence of base
2515 register before using it.
2517 2009-06-30 Nick Clifton <nickc@redhat.com>
2518 DJ Delorie <dj@redhat.com>
2520 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
2521 __FMOVD_ENABLED__ is defined.
2523 (TARGET_FMOVD): Provide a default definition.
2524 (MASK_FMOVD): Likewise.
2525 (TARGET_CPU_CPP_BUILTINS): Define
2526 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
2527 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
2528 two fmov instructions depending upon whether TARGET_FMOVD is
2530 (split for DF load from memory into register): Also handle
2531 MEMs which consist of REG+DISP addressing.
2532 (split for DF store from register to memory): Likewise.
2533 * config/sh/sh.opt (mfmovd): Remove this switch.
2534 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
2535 * config/sh/sh.c (sh_override_options): Do not automatically
2536 enable TARGET_MOVD for the SH2A when supporting doubles - leave
2537 that to the -mfmovd command line switch.
2539 * config/sh/sh.c (broken_move): Do not restrict fldi test to only
2541 (fldi_ok): Always allow.
2542 * config/sh/sh.md (movsf_ie): Always use single fp_mode.
2544 2009-06-29 DJ Delorie <dj@redhat.com>
2546 * doc/install.texi (mep-x-elf): Correct chip's full name.
2548 2009-06-29 H.J. Lu <hongjiu.lu@intel.com>
2550 * doc/extend.texi: Fix typo.
2552 2009-06-29 Tom Tromey <tromey@redhat.com>
2555 * Makefile.in (DWARF2_H): New variable.
2557 (dwarf2out.o): Likewise.
2558 (dwarf2asm.o): Likewise.
2559 * config/i386/t-i386: Use DWARF2_H.
2560 * except.c: Include elf/dwarf2.h.
2561 * unwind-dw2.c: Include elf/dwarf2.h.
2562 * dwarf2out.c: Include elf/dwarf2.h.
2563 (dw_loc_descr_struct) <dw_loc_opc>: Now a bitfield.
2564 <dtprel>: New field.
2565 (dwarf_stack_op_name): Don't handle INTERNAL_DW_OP_tls_addr.
2566 (size_of_loc_descr): Likewise.
2567 (output_loc_operands_raw): Likewise.
2568 (output_loc_operands): Handle new dtprel field.
2569 (loc_checksum): Update.
2570 (loc_descriptor_from_tree_1) <VAR_DDECL>: Set dtprel field.
2571 * unwind-dw2-fde-glibc.c: Include elf/dwarf2.h.
2572 * unwind-dw2-fde.c: Include elf/dwarf2.h.
2573 * dwarf2asm.c: Include elf/dwarf2.h.
2574 * unwind-dw2-fde-darwin.c: Include elf/dwarf2.h.
2575 * config/mmix/mmix.c: Include elf/dwarf2.h.
2576 * config/rs6000/darwin-fallback.c: Include elf/dwarf2.h.
2577 * config/xtensa/unwind-dw2-xtensa.c: Include elf/dwarf2.h.
2578 * config/sh/sh.c: Include elf/dwarf2.h.
2579 * config/i386/i386.c: Include elf/dwarf2.h.
2581 2009-06-29 DJ Delorie <dj@redhat.com>
2583 * config/mep/mep.h (CPP_SPEC): Remove __cop macro.
2585 * doc/extend.texi: Add MeP attributes and pragmas.
2586 * doc/invoke.text: Add MeP Options.
2587 * doc/contrib.texi: Add MeP contribution.
2588 * doc/md.texi: Add MeP constraints.
2589 * doc/install.texi: Add MeP target.
2591 2009-06-30 Anatoly Sokolov <aesok@post.ru>
2593 * target.h (struct gcc_target): Add frame_pointer_required field.
2594 * target-def.h (TARGET_FRAME_POINTER_REQUIRED): New.
2595 (TARGET_INITIALIZER): Use TARGET_FRAME_POINTER_REQUIRED.
2596 * ira.c (setup_eliminable_regset): Use frame_pointer_required target
2598 * reload1.c (update_eliminables): (Ditto.).
2599 * gcc/system.h (FRAME_POINTER_REQUIRED): Poison.
2600 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
2601 (INITIAL_FRAME_POINTER_OFFSET): (Ditto.).
2603 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Remove macro.
2605 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Remove macro.
2606 * config/arm/arm.c (TARGET_FRAME_POINTER_REQUIRED): Define.
2607 (arm_frame_pointer_required): New function.
2609 * config/avr/avr.h (FRAME_POINTER_REQUIRED): Remove macro.
2610 * config/avr/avr.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
2611 (avr_frame_pointer_required_p): Declare as static.
2612 * config/avr/avr-protos.h (avr_frame_pointer_required_p): Remove.
2614 * config/bfin/bfin.h (FRAME_POINTER_REQUIRED): Remove macro.
2615 * config/bfin/bfin.c (TARGET_FRAME_POINTER_REQUIRED): Define.
2616 (bfin_frame_pointer_required): Make as static, change return type
2618 * config/bfin/bfin-protos.h (bfin_frame_pointer_required): Remove.
2620 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Remove macro.
2621 * config/cris/cris.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
2622 (cris_frame_pointer_required): New function.
2624 * config/crx/crx.h (FRAME_POINTER_REQUIRED): Remove macro.
2626 * config/fr30/fr30.h (FRAME_POINTER_REQUIRED): Remove macro.
2627 * config/fr30/fr30.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
2628 (fr30_frame_pointer_required): New function.
2630 * config/frv/frv.h (FRAME_POINTER_REQUIRED): Remove macro.
2631 * config/frv/frv.c (TARGET_FRAME_POINTER_REQUIRED): Define.
2632 (frv_frame_pointer_required): Make as static, change return type
2634 * config/bfin/bfin-protos.h (frv_frame_pointer_required): Remove.
2636 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Remove macro.
2637 * config/i386/i386.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
2638 (ix86_frame_pointer_required): Make as static, change return type to
2640 * config/i386/i386-protos.h (ix86_frame_pointer_required): Remove.
2642 * config/m32c/m32c.h (FRAME_POINTER_REQUIRED): Remove macro.
2643 * config/m32c/m32c.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
2645 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Remove macro.
2647 * config/mcore/mcore.h (CAN_ELIMINATE): Remove macro.
2649 * config/mep/mep.h (FRAME_POINTER_REQUIRED): Remove macro.
2651 * config/mips/mips.h (FRAME_POINTER_REQUIRED): Remove macro.
2652 * config/mips/mips.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
2653 (mips_frame_pointer_required): Make as static.
2654 * config/mips/mips-protos.h (mips_frame_pointer_required): Remove.
2656 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Remove macro.
2657 * config/mmix/mmix.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
2658 (mmix_frame_pointer_required): Mew function.
2660 * config/moxie/moxie.h (FRAME_POINTER_REQUIRED): Remove macro.
2661 * config/moxie/moxie.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
2663 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Remove macro.
2665 * config/score/score.h (FRAME_POINTER_REQUIRED): Remove macro.
2667 * config/sh/sh.h (CAN_ELIMINATE): Remove macro.
2669 * config/sparc/sparc.h (FRAME_POINTER_REQUIRED): Remove macro.
2670 (CAN_ELIMINATE): Redefine.
2671 * config/sparc/sparc.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
2672 (sparc_frame_pointer_required): New function.
2673 (sparc_can_eliminate): New function.
2674 * config/sparc/sparc-protos.h (sparc_can_eliminate): Declare.
2676 * config/vax/vax.h (FRAME_POINTER_REQUIRED): Remove macro.
2677 * config/vax/vax.c (TARGET_FRAME_POINTER_REQUIRED): Define.
2679 * config/xtensa/xtensa.h (FRAME_POINTER_REQUIRED): Remove macro.
2680 * config/xtensa/xtensa.c (TARGET_FRAME_POINTER_REQUIRED): Define.
2681 (xtensa_frame_pointer_required): Make as static, change return type
2683 * config/xtensa/xtensa-protos.h (xtensa_frame_pointer_required):
2686 2009-06-29 Olatunji Ruwase <tjruwase@google.com>
2688 * doc/plugins.texi: Document PLUGIN_START_UNIT.
2689 * toplev.c (compile_file): Call PLUGIN_START_UNIT.
2690 * gcc-plugin.h (PLUGIN_START_UNIT): Added new event.
2691 * plugin.c (plugin_event_name): Added PLUGIN_START_UNIT.
2692 (register_callback): Handle PLUGIN_START_UNIT.
2693 (invoke_plugin_callbacks): Handle PLUGIN_START_UNIT.
2695 2009-06-29 Eric Botcazou <ebotcazou@adacore.com>
2697 * tree.c (process_call_operands): Propagate TREE_READONLY from the
2699 (PROCESS_ARG): Do not clear TREE_READONLY if CONSTANT_CLASS_P.
2700 (build3_stat): Propagate TREE_READONLY for COND_EXPR.
2702 2009-06-29 Daniel Jacobowitz <dan@codesourcery.com>
2704 * config/arm/arm.h (REGISTER_MOVE_COST): Increase VFP register
2707 2009-06-29 Uros Bizjak <ubizjak@gmail.com>
2709 * doc/extend.texi (Additional Floating Types): __float128 is also
2710 supported on i386 targets.
2712 2009-06-29 Richard Guenther <rguenther@suse.de>
2715 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
2717 (pt_solutions_same_restrict_base): Declare.
2718 * tree-ssa-structalias.c (struct variable_info): Add is_restrict_var
2720 (new_var_info): Initialize is_global_var properly for SSA_NAMEs.
2721 (make_constraint_from, make_copy_constraint): Move earlier.
2722 (make_constraint_from_heapvar): New function.
2723 (make_constraint_from_restrict): Likewise.
2724 (handle_lhs_call): Use it.
2725 (find_func_aliases): Use it to track conversions to restrict
2727 (struct fieldoff): Add only_restrict_pointers flag.
2728 (push_fields_onto_fieldstack): Initialize it.
2729 (create_variable_info_for): Track global restrict qualified pointers.
2730 (intra_create_variable_infos): Use make_constraint_from_heapvar.
2731 Track restrict qualified pointer arguments.
2732 (set_uids_in_ptset): Use varinfo is_global_var flag.
2733 (find_what_var_points_to): Set the vars_contains_restrict flag.
2734 Always create the points-to solution for sets including restrict tags.
2735 (pt_solutions_same_restrict_base): New function.
2736 * tree-ssa-alias.c (ptr_derefs_may_alias_p): For two restrict
2737 qualified pointers use pt_solutions_same_restrict_base as
2738 additional source for disambiguation.
2740 2009-06-29 Richard Guenther <rguenther@suse.de>
2743 * alias.c (find_base_decl): Remove.
2744 (get_deref_alias_set_1): Remove restrict handling.
2745 * c-common.c (c_apply_type_quals_to_decl): Do not set
2746 DECL_POINTER_ALIAS_SET.
2747 * gimplify.c (find_single_pointer_decl_1): Remove.
2748 (find_single_pointer_decl): Likewise.
2749 (internal_get_tmp_var): Remove restrict handling.
2750 (gimple_regimplify_operands): Likewise.
2751 * omp-low.c (expand_omp_atomic_pipeline): Do not set
2752 DECL_POINTER_ALIAS_SET. Use ref-all pointers.
2753 * print-tree.c (print_node): Do not print DECL_POINTER_ALIAS_SET.
2754 * tree.c (restrict_base_for_decl): Remove.
2755 (init_ttree): Do not allocate it.
2756 (make_node_stat): Do not set DECL_POINTER_ALIAS_SET. Set
2757 LABEL_DECL_UID for label decls.
2758 (copy_node_stat): Do not copy restrict information.
2759 (decl_restrict_base_lookup): Remove.
2760 (decl_restrict_base_insert): Likewise.
2761 (print_restrict_base_statistics): Likewise.
2762 (dump_tree_statistics): Do not call print_restrict_base_statistics.
2763 * tree.h (DECL_POINTER_ALIAS_SET): Remove.
2764 (DECL_POINTER_ALIAS_SET_KNOWN_P): Likewise.
2765 (struct tree_decl_common): Rename pointer_alias_set to label_decl_uid.
2766 (LABEL_DECL_UID): Adjust.
2767 (DECL_BASED_ON_RESTRICT_P): Remove.
2768 (DECL_GET_RESTRICT_BASE): Likewise.
2769 (SET_DECL_RESTRICT_BASE): Likewise.
2770 (struct tree_decl_with_vis): Remove based_on_restrict_p flag.
2772 * config/i386/i386.c (ix86_gimplify_va_arg): Use ref-all pointers
2773 instead of DECL_POINTER_ALIAS_SET.
2774 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
2775 * config/s390/s390.c (s390_gimplify_va_arg): Likewise.
2776 * config/spu/spu.c (spu_gimplify_va_arg_expr): Likewise.
2778 2009-06-29 Richard Guenther <rguenther@suse.de>
2780 PR tree-optimization/40579
2781 * tree-vrp.c (vrp_evaluate_conditional): Bail out early if
2782 the IL to simplify has constants that overflowed.
2784 2009-06-28 Uros Bizjak <ubizjak@gmail.com>
2786 PR tree-optimization/40550
2787 * tree-vect-generic.c (expand_vector_operations_1): Compute in
2788 vector_compute_type only when the size of vector_compute_type is
2789 less than the size of type.
2791 2009-06-28 Eric Botcazou <ebotcazou@adacore.com>
2793 * fold-const.c (contains_label_1): Fix comments.
2794 (contains_label_p): Do not walk trees multiple time.
2796 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
2798 * config/i386/i386.h (enum ix86_fpcmp_strategy): New.
2799 * config/i386/i386.md (cbranchxf4, cstorexf4, cbranch<MODEF>4,
2800 cstore<MODEF>4, mov<X87MODEF>cc): Change predicate to
2801 ix86_fp_comparison_operator.
2802 (*fp_jcc_1_mixed, *fp_jcc_1_sse, *fp_jcc_1_387, *fp_jcc_2_mixed,
2803 *fp_jcc_2_sse, *fp_jcc_2_387): Delete
2804 (*fp_jcc_3_387, *fp_jcc_4_387, *fp_jcc_5_387, *fp_jcc_6_387,
2805 *fp_jcc_7_387, *fp_jcc_8<MODEF>_387): Eliminate call to
2806 !ix86_use_fcomi_compare, change ix86_fp_jump_nontrivial_p call
2807 to !TARGET_CMOVE, change predicate to ix86_fp_comparison_operator.
2808 (related splits): Change predicate to ix86_fp_comparison_operator.
2809 * config/i386/predicates.md: Use ix86_trivial_fp_comparison_operator
2810 instead of ix86_fp_comparison_codes.
2811 (ix86_trivial_fp_comparison_operator,
2812 ix86_fp_comparison_operator): New.
2813 * config/i386/i386-protos.h (ix86_fp_comparison_strategy): New.
2814 (ix86_expand_compare): Eliminate last two parameters.
2815 (ix86_fp_jump_nontrivial_p): Kill.
2816 * config/i386/i386.c (put_condition_code): Eliminate call to
2817 ix86_fp_comparison_codes and subsequent assertion.
2818 (ix86_fp_comparison_codes): Eliminate.
2819 (ix86_fp_swap_condition): New.
2820 (ix86_fp_comparison_arithmetics_cost, ix86_fp_comparison_fcomi_cost,
2821 ix86_fp_comparison_sahf_cost, ix86_use_fcomi_compare): Consolidate
2822 into ix86_fp_comparison_cost and ix86_fp_comparison_strategy.
2823 (ix86_prepare_fp_compare_args): Use ix86_fp_comparison_strategy
2824 and ix86_fp_swap_condition.
2825 (ix86_expand_fp_compare): Eliminate code for second jump/bypass jump.
2826 Use ix86_fp_comparison_strategy.
2827 (ix86_expand_compare): Likewise. Eliminate last two arguments.
2828 (ix86_fp_jump_nontrivial_p): Eliminate.
2829 (ix86_expand_branch): Treat SFmode/DFmode/XFmode as simple. Adjust
2830 call to ix86_expand_compare.
2831 (ix86_split_fp_branch, ix86_expand_setcc,
2832 ix86_expand_carry_flag_compare, ix86_expand_int_movcc,
2833 ix86_expand_fp_movcc): Eliminate code for second jump/bypass jump.
2835 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
2837 * config/arm/arm.c (arm_final_prescan_ins): Eliminate code
2838 related to jump_clobbers.
2839 * config/arm/arm.md (conds): Remove jump_clob case.
2840 (addsi3_cbranch, addsi3_cbranch_scratch, subsi3_cbranch, two
2841 splits): Change comparison_operator to arm_comparison_operator.
2842 (*arm_buneq, *arm_bltgt, *arm_buneq_reversed, *arm_bltgt_reversed):
2845 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
2847 * dojump.c (do_compare_rtx_and_jump): Try swapping the
2848 condition for floating point modes.
2849 * expmed.c (emit_store_flag_1): Move here a bigger part
2851 (emit_store_flag): Try swapping the condition for floating point
2853 * optabs.c (emit_cmp_and_jump_insns): Cope with constant op0 better.
2855 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
2857 * expr.c (expand_expr_real_1): Just use do_store_flag.
2858 (do_store_flag): Drop support for TRUTH_NOT_EXPR. Use
2859 emit_store_flag_force.
2860 * expmed.c (emit_store_flag_force): Copy here trick
2861 previously in expand_expr_real_1. Try reversing the comparison.
2862 (emit_store_flag_1): Work if target is NULL.
2863 (emit_store_flag): Work if target is NULL, using the result mode
2864 from the comparison. Use split_comparison, restructure final part
2865 to simplify conditionals.
2867 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
2869 * builtins.c (expand_errno_check): Use do_compare_rtx_and_jump.
2870 * dojump.c (do_jump): Change handling of floating-point
2871 ops to use just do_compare_and_jump.
2872 (split_comparison): New.
2873 (do_compare_rtx_and_jump): Add here logic coming previously
2874 in do_jump, using split_comparison.
2876 2009-06-27 H.J. Lu <hongjiu.lu@intel.com>
2879 * config/ia64/ia64.c (ia64_reorg): Check NULL insn.
2881 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
2883 * tree-ssa-alias.c: Fix unintentional commit.
2885 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
2887 * passes.c (execute_one_pass): Fix unintentional commit.
2889 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
2891 * df-problems.c (df_set_seen, df_unset_seen): Delete.
2892 (df_rd_local_compute, df_md_local_compute): Inline them.
2894 (df_md_scratch): New.
2895 (df_md_alloc, df_md_free): Allocate/free it.
2896 (df_md_local_compute): Only include live registers in init.
2897 (df_md_transfer_function): Prune the in-set computed by
2898 the confluence function, and the gen-set too.
2900 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
2902 PR rtl-optimization/26854
2903 * timevar.def: Remove TV_DF_RU, add TV_DF_MD.
2904 * df-problems.c (df_rd_add_problem): Fix comment.
2905 (df_md_set_bb_info, df_md_free_bb_info, df_md_alloc,
2906 df_md_simulate_artificial_defs_at_top,
2907 df_md_simulate_one_insn, df_md_bb_local_compute_process_def,
2908 df_md_bb_local_compute, df_md_local_compute, df_md_reset,
2909 df_md_transfer_function, df_md_init, df_md_confluence_0,
2910 df_md_confluence_n, df_md_free, df_md_top_dump, df_md_bottom_dump,
2911 problem_MD, df_md_add_problem): New.
2912 * df.h (DF_MD, DF_MD_BB_INFO, struct df_md_bb_info, df_md,
2913 df_md_get_bb_info): New.
2914 (DF_LAST_PROBLEM_PLUS1): Adjust.
2916 * Makefile.in (fwprop.o): Include domwalk.h.
2917 * fwprop.c: Include domwalk.h.
2918 (reg_defs, reg_defs_stack): New.
2919 (bitmap_only_bit_between): Remove.
2920 (process_defs): New.
2921 (process_uses): Use reg_defs and local_md instead of
2922 bitmap_only_bit_between and local_rd.
2923 (single_def_use_enter_block): New, from build_single_def_use_links.
2924 (single_def_use_leave_block): New.
2925 (build_single_def_use_links): Remove code moved to
2926 single_def_use_enter_block, invoke domwalk.
2927 (use_killed_between): Adjust comment.
2929 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
2931 * bitmap.h (bitmap_ior_and_into): New.
2932 * bitmap.c (bitmap_ior_and_into): New.
2934 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
2936 * domwalk.h (struct dom_walk_data): Remove all callbacks except
2937 before_dom_children_before_stmts and after_dom_children_after_stmts.
2938 Rename the two remaining callbacks to just before_dom_children and
2939 after_dom_children. Remove other GIMPLE statement walking bits.
2940 * domwalk.c (walk_dominator_tree): Remove now unsupported features.
2941 * graphite.c: Do not include domwalk.h.
2942 * tree-into-ssa.c (interesting_blocks): New global.
2943 (struct mark_def_sites_global_data): Remove it and names_to_rename.
2944 (mark_def_sites, rewrite_stmt, rewrite_add_phi_arguments,
2945 rewrite_update_stmt, rewrite_update_phi_arguments): Simplify
2946 now that they're not domwalk callbacks.
2947 (rewrite_initialize_block): Rename to...
2948 (rewrite_enter_block): ... this, place after called functions. Test
2949 interesting_blocks, call rewrite_stmt and rewrite_add_phi_arguments.
2950 (rewrite_finalize_block): Rename to...
2951 (rewrite_leave_block): ... this, place after called functions.
2952 (rewrite_update_init_block): Rename to...
2953 (rewrite_update_enter_block): ... this, place after called functions.
2954 Test interesting_blocks, call rewrite_update_stmt and
2955 rewrite_update_phi_arguments.
2956 (rewrite_update_fini_block): Rename to...
2957 (rewrite_leave_block): ... this, place after called functions.
2958 (rewrite_blocks): Remove last argument, simplify initialization of
2960 (mark_def_sites_initialize_block): Rename to...
2961 (mark_def_sites_block): ... this, call mark_def_sites.
2962 (mark_def_sites_blocks): Remove argument, simplify initialization of
2964 (rewrite_into_ssa): Adjust for interesting_blocks_being a global.
2965 (update_ssa): Likewise.
2966 * tree-ssa-dom.c (optimize_stmt): Simplify now that it's not a domwalk
2968 (tree_ssa_dominator_optimize): Simplify initialization of walk_data.
2969 (dom_opt_initialize_block): Rename to...
2970 (dom_opt_enter_block): ... this, place after called functions. Walk
2971 statements here, inline propagate_to_outgoing_edges.
2972 (dom_opt_finalize_block): Rename to...
2973 (dom_opt_leave_block): ... this, place after called functions.
2974 * tree-ssa-dse.c (dse_optimize_stmt): Simplify now that it's not a
2976 (dse_enter_block, dse_record_phi): New.
2977 (dse_record_phis): Delete.
2978 (dse_finalize_block): Rename to...
2979 (dse_leave_block): ... this.
2980 (tree_ssa_dse): Simplify initialization of walk_data.
2981 * tree-ssa-loop-im.c (determine_invariantness, move_computations):
2982 Adjust initialization of walk_data.
2983 * tree-ssa-loop-unswitch.c: Do not include domwalk.h.
2984 * tree-ssa-loop-phiopt.c (get_non_trapping):
2985 Adjust initialization of walk_data.
2986 * tree-ssa-loop-threadedge.c: Do not include domwalk.h.
2987 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Simplify now that
2988 it's not a domwalk callback.
2989 (uncprop_initialize_block): Rename to...
2990 (dse_enter_block): ... this, call uncprop_into_successor_phis.
2991 (dse_finalize_block): Rename to...
2992 (dse_leave_block): ... this.
2993 (tree_ssa_uncprop): Simplify initialization of walk_data.
2994 * Makefile.in: Adjust dependencies.
2996 2009-06-27 Richard Earnshaw <rearnsha@arm.com>
2998 * arm.md (casesi): Fix test for Thumb1.
2999 (thumb1_casesi_internal_pic): Likewise.
3000 (thumb1_casesi_dispatch): Likewise.
3002 2009-06-26 Daniel Gutson <dgutson@codesourcery.com>
3004 * config/arm/arm-cores.def: Added core cortex-m0.
3005 * config/arm/arm-tune.md: Regenerated.
3006 * doc/invoke.texi: Added entry for cpu ARM Cortex-M0.
3008 2009-06-26 DJ Delorie <dj@redhat.com>
3010 * config/mep/mep.opt (mfar): Remove -mfar as it doesn't do anything.
3012 * config/mep/mep.c (mep_bundle_insns): Account for the fact that
3013 the scheduler doesn't tag jump insns.
3015 2009-06-26 H.J. Lu <hongjiu.lu@intel.com>
3017 * c-decl.c (merge_decls): Re-indent.
3019 2009-06-26 Janis Johnson <janis187@us.ibm.com>
3022 * tree.c (real_zerop, real_onep, real_twop, real_minus_onep):
3023 Special-case decimal float constants.
3025 2009-06-26 Richard Henderson <rth@redhat.com>
3027 * function.h (struct function): Add cannot_be_copied_reason,
3028 and cannot_be_copied_set.
3029 * tree-inline.c (has_label_address_in_static_1): Rename from
3030 inline_forbidden_p_2; don't set inline_forbidden_reason here.
3031 (cannot_copy_type_1): Rename from inline_forbidden_p_op; likewise
3032 don't set inline_forbidden_reason.
3033 (copy_forbidden): New function, split out of inline_forbidden_p.
3034 (inline_forbidden_p_stmt): Don't check for nonlocal labels here.
3035 (inline_forbidden_p): Use copy_forbidden.
3036 (tree_versionable_function_p): Likewise.
3037 (inlinable_function_p): Merge into tree_inlinable_function_p.
3038 (tree_function_versioning): Remap cfun->nonlocal_goto_save_area.
3039 * ipa-cp.c (ipcp_versionable_function_p): New function.
3040 (ipcp_cloning_candidate_p): Use it.
3041 (ipcp_node_modifiable_p): Likewise.
3043 2009-06-26 Olatunji Ruwase <tjruwase@google.com>
3045 * builtins.c (expand_builtin_alloca): Handle builtin alloca
3046 that is marked not to be inlined. Remove flag_mudflap use.
3047 * tree-mudflap.c: Rename mf_xform_derefs to mf_xfrom_statements.
3048 (mf_xform_statements): Mark builtin alloca calls as un-inlineable.
3050 2009-06-26 Steve Ellcey <sje@cup.hp.com>
3053 * config/pa/t-pa-hpux10 (TARGET_LIBGCC2_CFLAGS): Add -frandom-seed.
3054 * config/pa/t-pa-hpux11 (TARGET_LIBGCC2_CFLAGS): Ditto.
3056 2009-06-26 Kai Tietz <kai.tietz@onevision.com>
3058 * config/i386/mingw-tls.c (__mingwthr_key_dtor): Remove for none
3060 (__mingwthr_remove_key_dtor): Likewise.
3062 2009-06-26 Richard Guenther <rguenther@suse.de>
3064 * tree-ssa-structalias.c (do_ds_constraint): Simplify escape handling.
3066 2009-06-26 Steven Bosscher <steven@gcc.gnu.org>
3069 * ifcvt.c (dead_or_predicable): If predicating MERGE_BB fails,
3070 try the non-cond_exec path also.
3072 2009-06-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3075 * pa.c (branch_to_delay_slot_p, branch_needs_nop_p): New functions.
3076 (output_cbranch): Use new functions.
3077 (output_lbranch, output_bb, output_bvb, output_dbra, output_movb):
3080 2009-06-25 Michael Meissner <meissner@linux.vnet.ibm.com>
3081 Pat Haugen <pthaugen@us.ibm.com>
3082 Revital Eres <ERES@il.ibm.com>
3084 * config/rs6000/rs6000.c (print_operand): Correct lossage message
3085 for %c error. Add %x support to print VSX registers as a unified
3086 register set, instead of separate float and altivec registers.
3087 Switch to use VECTOR_MEM_ALTIVEC_P instead of TARGET_ALTIVEC for
3088 %y case, and add support for VSX pre-modify addresses.
3089 (output_toc): Add assert for CONST containing an integer constant
3091 (rs6000_adjust_cost): Add POWER7 support.
3092 (insn_must_be_first_in_group): Ditto.
3093 (insn_must_be_last_in_group): Ditto.
3094 (rs6000_emit_popcount): Ditto.
3095 (rs6000_vector_mode_supported_p): Ditto.
3097 * config/rs6000/rs6000-protos.h (rs6000_secondary_reload_class):
3098 Change some of the functions called by macros to being called
3099 through a pointer, so debug functions can be inserted if
3100 -mdebug=addr or -mdebug=cost.
3101 (rs6000_preferred_reload_class_ptr): Ditto.
3102 (rs6000_secondary_reload_class_ptr): Ditto.
3103 (rs6000_secondary_memory_needed_ptr): Ditto.
3104 (rs6000_cannot_change_mode_class_ptr): Ditto.
3105 (rs6000_secondary_reload_inner): Ditto.
3106 (rs6000_legitimize_reload_address): Ditto.
3107 (rs6000_legitimize_reload_address_ptr): Ditto.
3108 (rs6000_mode_dependent_address): Ditto.
3109 (rs6000_mode_dependent_address_ptr): Ditto.
3111 * config/rs6000/rs6000.c (reg_offset_addressing_ok_p): New
3112 function to return true if the mode allows reg + integer
3114 (virtual_stack_registers_memory_p): New function to return true if
3115 the address refers to a virtual stack register.
3116 (rs6000_legitimate_offset_address_p): Move code to say whether a
3117 mode supports reg+int addressing to reg_offset_addressing_ok_p and
3119 (rs6000_legitimate_address_p): Add checks for modes that only can
3120 do reg+reg addressing. Start adding VSX support.
3121 (rs6000_legitimize_reload_address): Ditto.
3122 (rs6000_legitimize_address): Ditto.
3123 (rs6000_debug_legitimate_address_p): New debug functions for
3124 -mdebug=addr and -mdebug=cost.
3125 (rs6000_debug_rtx_costs): Ditto.
3126 (rs6000_debug_address_costs): Ditto.
3127 (rs6000_debug_adjust_cost): Ditto.
3128 (rs6000_debug_legitimize_address): Ditto.
3129 (rs6000_legitimize_reload_address_ptr): Point to call normal
3130 function or debug function. Make functions called via pointer
3132 (rs6000_mode_dependent_address_ptr): Ditto.
3133 (rs6000_secondary_reload_class_ptr): Ditto.
3134 (rs6000_hard_regno_mode_ok): Add preliminary VSX support.
3135 (rs6000_emit_move): Add -mdebug=addr support. Change an abort
3136 into a friendlier error.
3137 (rs6000_init_builtins): Add initial VSX support.
3138 (rs6000_adjust_cost): Fix some spacing issues.
3140 * config/rs6000/rs6000.h (enum reg_class): Add VSX_REGS.
3141 (REG_CLASS_NAMES): Ditto.
3142 (REG_CLASS_CONTENTS): Ditto.
3143 (PREFERRED_RELOAD_CLASS): Move from a macro to calling through a
3144 pointer, to add -mdebug=addr support.
3145 (CANNOT_CHANGE_MODE_CLASS): Ditto.
3146 (SECONDARY_RELOAD_CLASS): Call through a pointer to add
3147 -mdebug=addr support.
3148 (LEGITIMIZE_RELOAD_ADDRESS): Ditto.
3149 (GO_IF_MODE_DEPENDENT_ADDRESS): Ditto.
3150 (enum rs6000_builtins): Add RS6000_BUILTIN_BSWAP_HI.
3152 * config/rs6000/rs6000.md (bswaphi*): Add support for swapping
3154 (bswapsi*): Set attribute types for load/store. Add combiner
3155 patterns to eliminate zero extend on 64-bit.
3156 (bswapdi*): Add support for swapping 64-bit values. Use ldbrx and
3157 stdbrx if the hardware supports those instructions.
3159 2009-06-25 Ian Lance Taylor <iant@google.com>
3161 * doc/invoke.texi (Option Summary): Mention -static-libstdc++.
3162 (Link Options): Document -static-libstdc++.
3164 2009-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
3167 * config/rs6000/rs6000.c (LOCAL_ALIGNMENT): Redefine to just use
3168 DATA_ALIGNMENT instead.
3170 2009-06-25 Richard Guenther <rguenther@suse.de>
3172 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Disambiguate
3173 indirect references against the callused/escaped solutions.
3174 (call_may_clobber_ref_p_1): Likewise.
3176 2009-06-25 Martin Jambor <mjambor@suse.cz>
3178 PR tree-optimization/40493
3179 * tree-sra.c (sra_modify_expr): Correct BIT_FIELD_REF argument numbers.
3180 (enum unscalarized_data_handling): New type.
3181 (handle_unscalarized_data_in_subtree): Return what has been done.
3182 (load_assign_lhs_subreplacements): Handle left flushes differently.
3183 (sra_modify_assign): Use unscalarized_data_handling, simplified
3184 condition determining whether to remove the statement.
3186 2009-06-25 Basile Starynkevitch <basile@starynkevitch.net>
3188 * doc/plugins.texi (Building GCC plugins): Correct typo in Makefile
3189 excerpt - @ should be doubled for texinfo.
3191 2009-06-24 Ian Lance Taylor <iant@google.com>
3193 * config/arc/arc.c: Include "df.h".
3194 (arc_attribute_table): Make static. Move higher in file.
3195 (arc_address_cost): Call SMALL_INT on INTVAL, not rtx.
3196 (output_shift): Initialize n later to avoid warning.
3197 * config/arm/arm.c (arm_attribute_table): Make static. Move
3199 * config/avr/avr.c (avr_attribute_table): Make static. Move
3201 (reg_class_tab): Change array type from int to enum reg_class.
3202 (avr_jump_mode): Change GET_MODE to GET_CODE when checking for
3204 (out_tsthi, ashlhi3_out): Don't use AS2 with "or" or "and".
3205 (lshrhi3_out): Likewise.
3206 (class_likely_spilled_p): Change return type to bool.
3207 (avr_rtx_costs): Use local code variable with enum type.
3208 * config/avr/avr.md (movmemhi): Use add_reg_note.
3209 (andhi3, andsi3): Don't use AS2 with "and".
3210 (iorhi3, iorsi3): Don't use AS2 with "or".
3211 * config/avr/avr-protos.h (class_likely_spilled_p): Update declaration.
3212 * config/crx/crx.c: Include "df.h".
3213 (crx_attribute_table): Make static.
3214 * config/m32r/m32r.c: Include "df.h".
3215 (m32r_attribute_table): Make static. Move higher in file.
3216 (pop): Use add_reg_note.
3217 (block_move_call): Change 0 to LCT_NORMAL in function call.
3218 * config/m32r/m32r.md (movsi_insn): Remove unused local value.
3219 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Likewise.
3220 * config/m32r/m32r-protos.h (m32r_compute_function_type): Always
3221 declare, not just when TREE_CODE is defined.
3222 * config/m68hc11/m68hc11.c: Include "expr.h".
3223 (m68hc11_attribute_table): Make static. Move higher in file.
3224 (m68hc11_small_indexed_indirect_p): Change 0 to VOIDmode in
3226 (m68hc11_register_indirect_p): Likewise.
3227 (m68hc11_function_arg_padding): Change return type to enum
3229 (emit_move_after_reload): Use add_reg_note.
3230 (m68hc11_emit_logical): Change code parameter to enum rtx_code.
3231 (m68hc11_split_logical): Likewise.
3232 (m68hc11_rtx_costs): Add local code_and outer_code variables with
3234 * config/m68hc11/predicates.md (reg_or_some_mem_operand): Change 0
3235 to VOIDmode in function call.
3236 * config/m68hc11/m68hc11-protos.h: Don't check TREE_CODE to see if
3238 (m68hc11_split_logical): Update declaration.
3239 (m68hc11_function_arg_padding): Update declaration.
3240 * config/mcore/mcore.c (regno_reg_class): Change form array of int
3241 to array of enum reg_class.
3242 (mcore_attribute_table): Make static. Move higher in file.
3243 (mcore_rtx_costs): Add cast to enum type.
3244 * config/mcore/mcore.h (regno_reg_class): Update declaration.
3245 (GO_IF_LEGITIMATE_INDEX): Add cast to avoid warning.
3246 * config/sh/sh.c (sh_attribute_table): Make static. Move higher
3248 * config/sh/predicates.md (trapping_target_operand): Rename and to
3250 * config/sparc/sparc.c (sparc_attribute_table): Make static. Move
3252 * config/spu/spu.c (spu_attribute_table): Make static. Move
3254 * config/v850/v850.c (v850_attribute_table): Make static. Move
3256 (v850_rtx_costs): Use local code with enum type.
3257 (expand_epilogue): Add cast.
3258 * config/v850/v850-c.c (ghs_pragma_section): Initialize repeat.
3260 2009-06-23 Takashi YOSHII <yoshii.takashi@renesas.com>
3263 * doc/invoke.texi (SH Options): Document -m2a, -m2a-single,
3264 -m2a-single-only and -m2a-nofpu.
3265 * config/sh/sh.opt: Document m2a generates FPU code.
3267 2009-06-24 Anatoly Sokolov <aesok@post.ru>
3269 * defaults.h (CAN_ELIMINATE): Provide default.
3270 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
3271 * config/alpha/alpha.h (CAN_ELIMINATE): Delete.
3272 * config/m32c/m32c.h (CAN_ELIMINATE): Delete.
3273 * config/spu/spu.h (CAN_ELIMINATE): Delete.
3274 * config/xtensa/xtensa.h (CAN_ELIMINATE): Delete.
3275 * config/moxie/moxie.h (CAN_ELIMINATE): Delete.
3276 * config/cris/cris.h (CAN_ELIMINATE): Delete.
3277 * config/mn10300/mn10300.h (CAN_ELIMINATE): Delete.
3278 * config/pa/pa64-linux.h (CAN_ELIMINATE): Delete.
3279 * config/mmix/mmix.h (CAN_ELIMINATE): Delete.
3281 2009-06-24 DJ Delorie <dj@redhat.com>
3283 * mep-ext-cop.cpu: Fix copyright notice.
3284 * mep-default: Fix copyright notice.
3285 * mep-core: Fix copyright notice.
3286 * mep: Fix copyright notice.
3287 * mep-ivc2: Fix copyright notice.
3288 * mep-c5: Fix copyright notice.
3290 2009-06-24 Denis Chertykov <chertykov@gmail.com>
3292 * doc/contrib.texi (Contributors):
3294 2009-06-24 Andreas Krebbel <krebbel1@de.ibm.com>
3297 * tree-ssa-math-opts.c (execute_optimize_bswap): Convert the bswap
3298 src and dst operands if necessary.
3300 2009-06-23 DJ Delorie <dj@redhat.com>
3303 * config.gcc: Add mep support.
3304 * recog.c: Resurrect validate_replace_rtx_subexp().
3305 * recog.h: Likewise.
3306 * config/mep/: Add new port:
3307 * config/mep/constraints.md: New file.
3308 * config/mep/default.h: New file.
3309 * config/mep/intrinsics.h: New file.
3310 * config/mep/intrinsics.md: New file.
3311 * config/mep/ivc2-template.h: New file.
3312 * config/mep/mep-c5.cpu: New file.
3313 * config/mep/mep-core.cpu: New file.
3314 * config/mep/mep-default.cpu: New file.
3315 * config/mep/mep-ext-cop.cpu: New file.
3316 * config/mep/mep-intrin.h: New file.
3317 * config/mep/mep-ivc2.cpu: New file.
3318 * config/mep/mep-lib1.asm: New file.
3319 * config/mep/mep-lib2.c: New file.
3320 * config/mep/mep-pragma.c: New file.
3321 * config/mep/mep-protos.h: New file.
3322 * config/mep/mep-tramp.c: New file.
3323 * config/mep/mep.c: New file.
3324 * config/mep/mep.cpu: New file.
3325 * config/mep/mep.h: New file.
3326 * config/mep/mep.md: New file.
3327 * config/mep/mep.opt: New file.
3328 * config/mep/predicates.md: New file.
3329 * config/mep/t-mep: New file.
3331 2009-06-23 Ian Lance Taylor <iant@google.com>
3333 * configure.ac: Invoke AC_PROG_CXX. Separate C specific warnings
3334 from loose_warn into c_loose_warn and from strict_warn into
3335 c_strict_warn. Set and substitute warn_cxxflags. Check for
3336 --enable-build-with-cxx. Set and substitute
3337 ENABLE_BUILD_WITH_CXX. Set and substitute HOST_LIBS.
3338 * Makefile.in (CXXFLAGS): New variable.
3339 (C_LOOSE_WARN, C_STRICT_WARN): New variables.
3340 (GCC_WARN_CFLAGS): Add $(C_LOOSE_WARN). Add $(C_STRICT_WARN) if
3341 the default is the same as $(STRICT_WARN).
3342 (GCC_WARN_CXXFLAGS, WARN_CXXFLAGS): New variables.
3343 (CXX): New variable.
3344 (COMPILER): New value if ENABLE_BUILD_WITH_CXX.
3345 (COMPILER_FLAGS, LINKER, LINKER_FLAGS): Likewise.
3346 (ALL_COMPILERFLAGS, ALL_LINKERFLAGS): Likewise.
3347 (HOST_LIBS): New variable.
3348 (GCC_CFLAGS): Add $(C_LOOSE_WARN).
3349 (ALL_CXXFLAGS): New variable.
3350 (LIBS, BACKENDLIBS): Add $(HOST_LIBS).
3351 * doc/install.texi (Configuration): Document
3352 --enable-build-with-cxx, --with-stage1-ldflags,
3353 --with-stage1-libs, --with-boot-ldflags, --with-boot-libs.
3354 * configure: Rebuild.
3356 2009-06-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3358 * config/arm/arm.c (arm_override_options): Fix braces and formatting
3359 from previous commit.
3361 2009-06-23 Ian Lance Taylor <iant@google.com>
3363 * Makefile.in ($(out_object_file)): Depend upon $(DF_H).
3365 2009-06-23 Ian Lance Taylor <iant@google.com>
3367 * reload.c (alternative_allows_const_pool_ref): Mark mem parameter
3368 with ATTRIBUTE_UNUSED.
3370 2009-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
3371 Pat Haugen <pthaugen@us.ibm.com>
3372 Revital Eres <eres@il.ibm.com>
3374 * config.in (HAVE_AS_POPCNTD): Add default definition.
3375 (HAVE_AS_LWSYNC): Ditto.
3377 * configure.ac (gcc_cv_as_powerpc_mfpgpr): Provide real binutils
3379 (gcc_cv_as_powerpc_cmpb): Ditto.
3380 (gcc_cv_as_powerpc_dfp): Ditto.
3381 (gcc_cv_as_powerpc_vsx): Ditto.
3382 (gcc_cv_as_powerpc_popcntd): Add feature test for assembler
3383 supporting the popcntd/lwsync instructions.
3384 (gcc_cv_as_powerpc_lwsync): Ditto.
3385 * configure: Regenerate.
3387 * config/rs6000/aix53.h (ASM_CPU_SPEC): Add support for
3388 -mcpu=native and -mcpu=power7.
3389 * config/rs6000/aix61.h (ASM_CPU_SPEC): Ditto.
3391 * config/rs6000/linux64.opt (-mprofile-kernel): Move switch to be
3392 a variable instead of a mask to reduce the number of mask bits.
3393 * config/rs6000/sysv4.opt (-mbit-align): Ditto.
3394 (-mbit-word): Ditto.
3395 (-mregnames): Ditto.
3396 * config/rs6000/rs6000.opt (-mupdate): Ditto.
3397 (-mfused-madd): Ditto.
3399 * config/rs6000/rs6000.opt (-mpopcntd): New switch for non-VSX ISA
3401 (-mvsx): New switch for VSX instructions.
3402 (-misel): Move from a variable to a mask to allow it to be set by
3405 * config/rs6000/rs6000-protos.h (rs6000_hard_regno_nregs): Change
3406 function declaration to an array declaration.
3407 (rs6000_hard_regno_nregs): New external array declaration.
3409 * config/rs6000/t-rs6000 (MD_INCLUDES): Define, add all of the .md
3410 files included by rs6000.md.
3412 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
3413 SET_PROFILE_KERNEL macro to reset the -mprofile-kernel switch.
3415 * config/rs6000/rs6000.c (rs6000_isel): Delete, -misel moved to be
3417 (rs6000_debug_reg): New -mdebug= variables.
3418 (rs6000_debug_addr): Ditto.
3419 (rs6000_debug_cost): Ditto.
3420 (rs6000_pmode): New variable to hold Pmode.
3421 (rs6000_pointer_size): New variable to hold POINTER_SIZE.
3422 (rs6000_class_max_nregs): New array to hold CLASS_MAX_NREGS
3423 calculated at compiler start.
3424 (rs6000_hard_regno_nregs): Change function to an array which holds
3425 HARD_REGNO_NREGS calculated at compiler start.
3426 (rs6000_explicit_options): Delete isel field.
3427 (rs6000_vector_unit): New array to hold which vector unit
3428 supports arithmetic options for a given type.
3429 (rs6000_vector_mem): New array to hold which vector unit supports
3430 memory reference operations for a given type.
3431 (rs6000_vector_align): New array to given the alignment of each
3433 (power7_cost): New basic costs for power7.
3434 (SET_PROFILE_KERNEL): New macro for resetting -mprofile-kernel.
3435 (rs6000_hard_regno_nregs_internal): New function, moved from
3436 HARD_REGNO_NREGS, to calculate the number of registers each hard
3437 register takes for each type.
3438 (rs6000_debug_reg_print): New function for -mdebug=reg support.
3439 (rs6000_debug_vector_unit): New array, map rs6000_vector to string.
3440 (+rs6000_init_hard_regno_mode_ok): New function, move calculation
3441 of HARD_REGNO_NREGS, CLASS_MAX_NREGS, REGNO_REG_CLASS, and vector
3442 unit information here so it is calculated once at compiler startup
3444 (rs6000_override_options): Make -misel a target mask. Add more
3445 power7 target masks. Setup Pmode and POINTER_SIZE. Add initial
3446 VSX support. Add support for -mdebug=reg, -mdebug=addr, and
3448 (POWERPC_MASKS): Add MASK_POPCNTD, MASK_VSX, and MASK_ISEL.
3449 (rs6000_handle_option): Move -misel from variable to target mask.
3450 (rs6000_builtin_mask_for_load): Add VSX support.
3451 (rs6000_conditional_register_usage): Ditto.
3452 (USE_ALTIVEC_FOR_ARG_P): Ditto.
3453 (function_arg_boundary): Ditto.
3454 (rs6000_expand_builtin): Ditto.
3455 (def_builtin): Make abort message a little friendlier.
3456 (rs6000_emit_int_cmove): Add support for 64-bit isel.
3458 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Depend on the
3459 assembler support the popcntd instruction instead of a vsx
3460 instruction to enable power7 support.
3461 (ASM_CPU_SPEC): Add support for -mcpu=native and -mcpu=power7.
3462 (EXTRA_SPECS): Add ASM_CPU_NATIVE_SPEC to allow passing the right
3463 option to the assembler if -mcpu=native.
3464 (ASM_CPU_NATIVE_SPEC): Ditto.
3465 (TARGET_POPCNTD): If assembler doesn't support popcntd, turn off
3467 (TARGET_LWSYNC_INSTRUCTION): Define whether it is safe to issue
3468 the lwsync instruction.
3469 (enum processor_type): Add PROCESSOR_POWER7.
3470 (rs6000_debug_reg): New -mdebug= options.
3471 (rs6000_debug_addr): Ditto.
3472 (rs6000_debug_cost): Ditto.
3473 (rs6000_isel): Delete.
3474 (enum rs6000_vector): New enum to say what vector unit we have.
3475 (VECTOR_UNIT_*): New macros to say which vector unit has
3476 arithmetic operations for a given type.
3477 (VECTOR_MEM_*): New macros to say which vector unit has memory
3478 operations for a given type.
3479 (TARGET_LDBRX): Whether the machine supports the ldbrx
3481 (TARGET_ISEL): Delete, -misel moved to be a mask.
3482 (TARGET_ISEL64): New macro for 64-bit isel support.
3483 (UNITS_PER_VSX_WORD): New macro.
3484 (POINTER_SIZE): Move to be an external variable, rather than
3485 calculating whether we are generating 32 ot 64-bit code.
3487 (STACK_BOUNDARY): Add VSX support.
3488 (LOCAL_ALIGNMENT): Ditto.
3489 (SLOW_UNALIGNED_ACCESS): Ditto.
3490 (VSX_REGNO_P): New macro for VSX support.
3491 (VFLOAT_REGNO_P): Ditto.
3492 (VINT_REGNO_P): Ditto.
3493 (VLOGICAL_REGNO_P): Ditto.
3494 (VSX_VECTOR_MODE): Ditto.
3495 (VSX_SCALAR_MODE): Ditto.
3497 (VSX_MOVE_MODE): Ditto.
3498 (VSX_REG_CLASS_P): Ditto.
3499 (HARD_REGNO_NREGS): Instead of calling a function, use an array
3501 (UNITS_PER_SIMD_WORD): Add VSX support.
3502 (MODES_TIEABLE_P): Ditto.
3503 (STARTING_FRAME_OFFSET): Ditto.
3504 (STACK_DYNAMIC_OFFSET): Ditto.
3505 (EPILOGUE_USES): Ditto.
3506 (REGNO_REG_CLASS): Move to array lookup.
3507 (CLASS_MAX_NREGS): Ditto.
3508 (rs6000_vector_reg_class): Add declaration.
3509 (ADDITIONAL_REGISTER_NAMES): Add VSX names for the registers that
3510 overlap with the floating point and Altivec registers.
3512 * config/rs6000/e500.h (CHECK_E500_OPTIONS): Disallow -mvsx.
3514 * config/rs6000/driver-rs6000.c (asm_names): New static array to
3515 give the appropriate asm switches if -mcpu=native.
3516 (host_detect_local_cpu): Add support for "asm".
3517 (host_detect_local_cpu): Follow GNU code guidelines for name.
3519 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Move
3520 -mbit-word to a variable instead of being a target mask.
3522 * config/rs6000/sync.md (lwsync): If the assembler supports it,
3523 emit the lwsync instruction instead of emitting the instruction as
3524 an integer constant.
3526 * config/rs6000/spe.md (spe_fixuns_truncdfsi2): Rename from
3527 fixuns_trundfsi2, move expander into rs6000.md.
3529 * config/rs6000/rs6000.md (cpu): Add power7.
3530 (sel, *ptrsize): New mode attributes for 32/64-bit isel.
3531 (logical predicate patterns): Change the single instruction
3532 primitives that set CR0 to be fast_compare instead of compare.
3534 (popcntwsi2): Add support for ISA 2.06 popcount instructions.
3535 (popcntddi2): Ditto.
3536 (popcount<mode>): Ditto.
3537 (floating multiply/add insns): Name the floating point
3539 (isel_signed_<mode>): Add support for -misel on 64-bit systems.
3540 (isel_unsigned_<mode>): Ditto.
3541 (fixuns_trundfsi2): Move expander here from spe.md.
3542 (smindi3): Define if we have -misel on 64-bit systems.
3547 2009-06-23 Anatoly Sokolov <aesok@post.ru>
3549 * config.gcc (avr-*-rtems*, avr-*-*): Set extra_gcc_objs and
3551 * config/avr/avr.c (avr_current_device): New variable.
3552 (avr_arch_types, avr_mcu_types): Move to avr-deveces.c.
3553 (avr_arch, mcu_type_s): Move to avr.h.
3554 * config/avr/avr.h (base_arch_s). Add reserved2, arch_name and
3555 default_data_section_start fields.
3556 (avr_arch): Moved from avr.c.
3557 (mcu_type_s): Moved from avr.c. Add short_sp, data_section_start and
3558 library_name fields.
3559 (avr_current_device, avr_mcu_types, avr_arch_types,
3560 avr_device_to_arch, avr_device_to_data_start,
3561 avr_device_to_startfiles, avr_device_to_devicelib): Declare.
3562 (EXTRA_SPEC_FUNCTIONS): Define.
3563 (LINK_SPEC): Remove device name to '-m ...' and '-Tdata ...' linker
3564 options mapping. Use device_to_arch and device_to_data_start insted.
3565 (STARTFILE_SPEC): Use device_to_startfile instead of crt_binutils.
3566 (CRT_BINUTILS_SPECS, EXTRA_SPECS): Remove.
3567 * config/avr/t-avr (driver-avr.o, avr-devices.o): New rules.
3568 * config/avr/driver-avr.c: New file.
3569 * config/avr/avr-devices.c: New file.
3571 2009-06-23 Jakub Jelinek <jakub@redhat.com>
3573 * var-tracking.c (unshare_variable): Force initialized to
3574 be VAR_INIT_STATUS_INITIALIZED unless flag_var_tracking_uninit.
3575 (set_variable_part): Likewise.
3576 (struct variable_union_info): Remove pos_src field.
3577 (vui_vec, vui_allocated): New variables.
3578 (variable_union): Pass VAR_INIT_STATUS_UNKNOWN to unshare_variable
3579 unconditionally. Avoid XCVECNEW/free for every sorting, for dst_l
3580 == 1 use a simpler sorting algorithm. Compute pos field right
3581 away, don't fill in pos_src. For dst_l == 2 avoid qsort.
3582 Avoid quadratic comparison if !flag_var_tracking_uninit.
3583 (variable_canonicalize): Pass VAR_INIT_STATUS_UNKNOWN to
3584 unshare_variable unconditionally.
3585 (dataflow_set_different_2): Removed.
3586 (dataflow_set_different): Don't traverse second hash table.
3587 (compute_bb_dataflow): Pass VAR_INIT_STATUS_UNINITIALIZED
3588 unconditionally to var_reg_set or var_mem_set.
3589 (emit_notes_in_bb): Likewise.
3590 (delete_variable_part): Pass VAR_INIT_STATUS_UNKNOWN to
3592 (emit_note_insn_var_location): Don't set initialized to
3593 VAR_INIT_STATUS_INITIALIZED early.
3594 (vt_finalize): Free vui_vec if needed, clear vui_vec and
3596 * rtl.c (rtx_equal_p): Don't implement on top of rtx_equal_p_cb.
3598 * tree-object-size.c (addr_object_size): Instead of checking
3599 for non-NULL TREE_CHAIN of the FIELD_DECL check that there
3600 are no FIELD_DECLs following it.
3602 2009-06-23 Andreas Krebbel <krebbel1@de.ibm.com>
3604 * tree-ssa-math-opts.c (find_bswap): Increase the search depth in
3605 order to match bswaps with signed source operands.
3607 2009-06-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
3609 * sdbout.c (sdbout_one_type): Fix braces in switch.
3611 2009-06-23 Richard Guenther <rguenther@suse.de>
3613 * tree-ssa-structalias.c (struct variable_info): Add is_global_var
3615 (var_anything, anything_tree, var_nothing, nothing_tree, var_readonly,
3616 readonly_tree, var_escaped, escaped_tree, var_nonlocal, nonlocal_tree,
3617 var_callused, callused_tree, var_storedanything, storedanything_tree,
3618 var_integer, integer_tree): Remove global variables.
3619 (new_var_info): Do not pass new id, append the new var to the
3620 global variable vector.
3621 (do_ds_constraint): Use is_global_var member of the variable-info.
3622 (new_scalar_tmp_constraint_exp): Adjust.
3623 (create_function_info_for): Likewise.
3624 (create_variable_info_for): Likewise.
3625 (find_what_var_points_to): Remove dead code.
3626 (init_base_vars): Simplify.
3627 (compute_points_to_sets): Adjust.
3629 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
3631 * combine.c (try_combine): Dump information about the insns we're
3634 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
3636 * combine.c (combine_simplify_rtx): Remove TRULY_NOOP_TRUNCATION
3637 check when calling force_to_mode on TRUNCATE's operand.
3639 2009-06-22 Ian Lance Taylor <iant@google.com>
3641 * config/rs6000/rs6000.opt: Move msched-epilog before msched-prolog.
3643 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
3645 * config/arm/arm.md (prologue_use): Set length of fake insn to 0.
3647 2009-06-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3649 * doc/invoke.texi (Link Options): -nodefaultlibs and -nostdlib
3650 override library linkage flags such as -static-libgcc or
3653 2009-06-22 Maxim Kuvyrkov <maxim@codesourcery.com>
3655 * config/m68k/m68k-devices.def: Add line for MCF5221x.
3657 2009-06-22 Ian Lance Taylor <iant@google.com>
3659 * config/linux.opt: Put mglibc ahead of muclibc.
3661 * c-decl.c (diagnose_mismatched_decls): Add -Wc++-compat warning
3662 for duplicate decls.
3664 2009-06-22 Matthias Klose <doko@ubuntu.com>
3666 * Makefile.in (install-plugin): Remove extra `/' after $(DESTDIR).
3668 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
3671 * c-parser.c (c_parser_objc_message_args): Return error_mark_node
3672 instead of NULL if a parser error occurs.
3674 2009-06-22 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
3676 * dwarf2out.c (dwarf2_debug_hooks): Initialize
3677 non-DWARF2_DEBUGGING_INFO version.
3679 2009-06-22 Kai Tietz <kai.tietz@onevision.com>
3681 * config.gcc (i[34567]86-*-mingw*, x86_64-*-mingw*): Add
3682 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file.
3684 * config/i386/mingw32.h (LIBGCC2_HAS_TF_MODE): Define.
3685 (LIBGCC2_TF_CEXT): Define.
3688 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3691 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Fix definition.
3693 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3695 * config/arm/arm.c (arm_override_options): Disable
3696 -mcaller-super-interworking and -mcallee-super-interworking.
3697 * doc/invoke.texi (ARM Options): Document this.
3699 2009-06-22 Nathan Sidwell <nathan@codesourcery.com>
3701 * config/arm/arm.c (arm_print_operand): Deal with HIGH.
3702 * config/arm/constraints.md (j): New constraint for movw operands.
3703 (N): Remove thumb2 meaning.
3704 * config/arm/arm.md (*arm_movw): Delete.
3705 (*arm_movsi_insn): Use j constraint for movw instead of N constraint.
3706 * config/arm/vfp.md (*arm_movsi_vfp, *thumb2_movsi_vfp): Likewise.
3707 * config/arm/thumb2.md (*thumb2_movsi_insn): Likewise.
3709 2009-06-22 Martin Jambor <mjambor@suse.cz>
3711 PR tree-optimization/40492
3712 * tree-sra.c (sra_modify_assign): Pass zero offsets to
3713 build_ref_for_offset.
3715 2009-06-22 Shujing Zhao <pearly.zhao@oracle.com>
3717 * alias.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P, CALL_P, NOTE_P and
3718 JUMP_TABLE_DATA_P predicates where applicable.
3719 * auto-inc-dec.c: Ditto.
3720 * builtins.c: Ditto.
3721 * caller-save.c: Ditto.
3723 * cfgcleanup.c: Ditto.
3724 * cfglayout.c: Ditto.
3727 * combine-stack-adj.c: Ditto.
3733 * dwarf2asm.c: Ditto.
3734 * dwarf2out.c: Ditto.
3735 * emit-rtl.c: Ditto.
3741 * function.c: Ditto.
3744 * genpreds.c: Ditto.
3745 * genrecog.c: Ditto.
3747 * ira-costs.c: Ditto.
3748 * ira-lives.c: Ditto.
3751 * lower-subreg.c: Ditto.
3752 * modulo-sched.c: Ditto.
3754 * postreload.c: Ditto.
3755 * print-rtl.c: Ditto.
3764 * sched-vis.c: Ditto.
3766 * sel-sched-ir.c: Ditto.
3767 * simplify-rtx.c: Ditto.
3768 * targhooks.c: Ditto.
3769 * var-tracking.c: Ditto.
3770 * vmsdbgout.c: Ditto.
3772 2009-06-22 Matthias Klose <doko@ubuntu.com>
3774 * Makefile.in (install-plugin): Always use DESTDIR.
3776 2009-06-22 Olivier Hainque <hainque@adacore.com>
3778 * config/pa/pa.c (output_call): Don't optimize post call jumps
3779 into return address adjustments if the call may throw.
3781 2009-06-21 Richard Earnshaw <rearnsha@arm.com>
3783 * arm.c (thumb1_output_casesi): New function.
3784 * arm.h (CASE_VECTOR_PC_RELATIVE): Thumb-1 code is also relative if
3785 optimizing for size or PIC.
3786 (CASE_VECTOR_SHORTEN_MODE): Handle thumb-1.
3787 * arm.md (UNSPEC_THUMB1_CASESI): New constant.
3788 (casesi): Handle Thumb-1 when optimizing for size or PIC.
3789 (thumb1_casesi_internal_pic): New expand rule.
3790 (thumb1_casesi_dispatch): New pattern.
3791 * aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use shortened vectors for
3793 * coff.h (JUMP_TABLES_IN_TEXT_SECTION): Thumb-1 jump tables are now
3794 in the text seciton when PIC or optimizing for size.
3795 * elf.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
3796 * lib1funcs.asm ([__ARM_EABI__]): Add an attribute describing stack
3797 preservation properties of code.
3798 (__gnu_thumb1_case_sqi, __gnu_thumb1_case_uqi): New functions.
3799 (__gnu_thumb1_case_shi, __gnu_thumb1_case_uhi): New functions.
3800 (__gnu_thumb1_case_si): New function.
3801 * t-arm (LIB1ASMSRC): Define here.
3802 (LIB1ASMFUNCS): Add some common functions.
3803 * t-arm-elf (LIB1ASMSRC): Delete.
3804 (LIB1ASMFUNCS): Append to existing set.
3805 * t-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
3806 * t-strongarm-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
3807 * t-symbian (LIB1ASMFUNCS): Likewise.
3808 * t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
3809 * t-wince-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
3811 2009-06-21 Richard Guenther <rguenther@suse.de>
3813 PR tree-optimization/38729
3814 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Restrict
3815 to loops with a single exit if -fno-expensive-optimizations.
3817 2009-06-21 Jakub Jelinek <jakub@redhat.com>
3819 * var-tracking.c (struct shared_hash_def, shared_hash): New types.
3820 (dataflow_set): Change vars type from htab_t to shared_hash.
3821 (shared_hash_pool, empty_shared_hash): New variables.
3822 (vars_clear): Removed.
3823 (shared_hash_shared, shared_hash_htab, shared_hash_copy,
3824 shared_hash_find_slot_unshare, shared_hash_find_slot,
3825 shared_hash_find_slot_noinsert, shared_hash_find): New
3827 (shared_hash_unshare, shared_hash_destroy): New functions.
3828 (unshare_variable): Unshare set->vars if shared, use
3830 (vars_copy): Use htab_traverse_noresize instead of htab_traverse.
3831 (get_init_value, find_src_set_src, dump_dataflow_set,
3832 clobber_variable_part, emit_notes_for_differences): Use
3834 (dataflow_set_init): Remove second argument, set vars to
3835 empty_shared_hash instead of creating a new htab.
3836 (dataflow_set_clear): Call shared_hash_destroy and set vars
3837 to empty_shared_hash instead of calling vars_clear.
3838 (dataflow_set_copy): Don't call vars_copy, instead just share
3839 the src htab with dst.
3840 (variable_union): Use shared_hash_*, use initially NO_INSERT
3841 lookup if set->vars is shared. Don't keep slot cleared before
3842 calling unshare_variable. Unshare set->vars if needed.
3843 Even ->refcount == 1 vars must be unshared if set->vars is shared
3844 and var needs to be modified.
3845 (variable_canonicalize): New function.
3846 (dataflow_set_union): If dst->vars is empty, just share src->vars
3847 with dst->vars and traverse with variable_canonicalize to canonicalize
3848 and unshare what is needed.
3849 (dataflow_set_different): If old_set and new_set use the same shared
3850 htab, they aren't different. If number of htab elements is different,
3851 htabs are different. Use shared_hash_*.
3852 (dataflow_set_destroy): Call shared_hash_destroy instead of
3854 (compute_bb_dataflow, emit_notes_in_bb, vt_emit_notes): Don't pass
3855 second argument to dataflow_set_init.
3856 (vt_initialize): Likewise. Initialize shared_hash_pool and
3857 empty_shared_hash, move bb in/out initialization afterwards.
3858 Use variable_htab_free instead of NULL as changed_variables del hook.
3859 (variable_was_changed): Change type of second argument to pointer to
3860 dataflow_set. When inserting var into changed_variables, bump
3861 refcount. Unshare set->vars if set is shared htab and slot needs to
3863 (set_variable_part): Use shared_hash_*, use initially NO_INSERT
3864 lookup if set->vars is shared. Unshare set->vars if needed.
3865 Even ->refcount == 1 vars must be unshared if set->vars is shared
3866 and var needs to be modified. Adjust variable_was_changed caller.
3867 (delete_variable_part): Use shared_hash_*. Even ->refcount == 1
3868 vars must be unshared if set->vars is shared and var needs to be
3869 modified. Adjust variable_was_changed caller.
3870 (emit_note_insn_var_location): Don't pool_free var.
3871 (emit_notes_for_differences_1): Initialize empty_var->refcount to 0
3873 (vt_finalize): Call htab_delete on empty_shared_hash->htab and
3874 free_alloc_pool on shared_hash_pool.
3876 2009-06-20 Anthony Green <green@moxielogic.com>
3878 * config/moxie/sfp-machine.h (__gcc_CMPtype, CMPtype): Define.
3879 * config/moxie/moxie.h (LOAD_EXTEND_OP): Define.
3881 2009-06-20 Richard Guenther <rguenther@suse.de>
3883 * tree-ssa-structalias.c (find_func_aliases): For memset use
3884 a constraint from NULL if we memset to zero.
3885 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Add builtins
3886 we explicitly handle that do not read from memory.
3887 (call_may_clobber_ref_p_1): Properly handle builtins that may
3890 2009-06-20 Richard Guenther <rguenther@suse.de>
3892 PR tree-optimization/40495
3893 * tree-ssa-structalias.c (get_constraint_exp_for_temp): Remove.
3894 (new_scalar_tmp_constraint_exp): New function.
3895 (process_constraint): Do not create temporary decls.
3896 (process_all_all_constraints): Likewise.
3897 (handle_const_call): Likewise.
3898 (create_function_info_for): Do not set decl.
3900 2009-06-19 Ian Lance Taylor <iant@google.com>
3902 * config/rs6000/rs6000.c (rs6000_explicit_options): Make static.
3903 (rs6000_attribute_table): Make static; move before use.
3905 2009-06-19 Eric Botcazou <ebotcazou@adacore.com>
3907 * tree.c (substitute_in_expr) <COMPONENT_REF>: Tweak and reformat.
3908 <tcc_vl_exp>: Call process_call_operands on the new CALL_EXPR.
3909 Propagate the TREE_READONLY flag without overwriting it.
3910 (substitute_placeholder_in_expr) <tcc_vl_exp>: Likewise.
3911 Propagate the TREE_READONLY flag onto the result.
3912 (process_call_operands): Move around. Use correct constant value.
3914 2009-06-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3917 * config/arm/arm.c (thumb_shiftable_const): Truncate val to 32 bits.
3918 * config/arm/arm.md: Likewise.
3920 2009-06-19 Ian Lance Taylor <iant@google.com>
3922 * tree-cfg.c (gimple_redirect_edge_and_branch): Change ERROR_MARK
3923 to GIMPLE_ERROR_MARK.
3925 * c-typeck.c (build_conditional_expr): Add op1_original_type and
3926 op2_original_type parameters. Warn about using different enum types.
3927 * c-parser.c (c_parser_conditional_expression): Pass original
3928 types to build_conditional_expr.
3929 * c-tree.h (build_conditional_expr): Update declaration.
3931 2009-06-19 Ian Lance Taylor <iant@google.com>
3933 * config/i386/i386.c (ix86_function_specific_save): Test that
3934 fields match values, rather than testing the values are in a
3937 2009-06-19 Richard Guenther <rguenther@suse.de>
3939 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Handle
3941 (ptr_derefs_may_alias_p): Likewise.
3942 (ptr_deref_may_alias_ref_p_1): New function.
3943 (ptr_deref_may_alias_ref_p): Likewise.
3944 (ref_maybe_used_by_call_p_1): Handle builtins that are not
3945 covered by looking at the ESCAPED solution.
3946 (call_may_clobber_ref_p_1): Likewise.
3947 * tree-ssa-structalias.c (get_constraint_for_ptr_offset):
3948 Handle NULL_TREE offset. Do not produce redundant constraints.
3949 (process_all_all_constraints): New helper function.
3950 (do_structure_copy): Use it.
3951 (handle_lhs_call): Likewise.
3952 (find_func_aliases): Handle some builtins with pointer arguments
3953 and/or return values explicitly.
3955 2009-06-19 Ian Lance Taylor <iant@google.com>
3957 * varasm.c (const_rtx_hash_1): Remove const qualifier from shift.
3959 2009-06-19 Ian Lance Taylor <iant@google.com>
3961 * rtl.h (SUBREG_PROMOTED_UNSIGNED_P): Add cast to int.
3963 2009-06-19 Ian Lance Taylor <iant@google.com>
3965 * ggc-page.c (ggc_pch_write_object): Initialize emptyBytes.
3966 * sdbout.c (sdb_debug_hooks): Initialize non-SDB_DEBUGGING_INFO
3969 * c-decl.c (finish_decl): If -Wc++-compat, warn about
3970 uninitialized const.
3972 2009-06-19 Ian Lance Taylor <iant@google.com>
3974 * dse.c (struct store_info): Rename bitmap field to bmap. Change
3977 * c-decl.c (in_struct, struct_types): Remove.
3978 (struct c_binding): Add in_struct field.
3979 (c_binding_ptr): Define type, along with VEC.
3980 (struct c_struct_parse_info): Define.
3981 (struct_parse_info): New static variable.
3982 (bind): Initialize in_struct field.
3983 (start_struct): Remove enclosing_in_struct and
3984 enclosing_struct_types parameters. Add
3985 enclosing_struct_parse_info parameter. Change all callers. Set
3986 struct_parse_info rather than in_struct and struct_types.
3987 (grokfield): If -Wc++-compat and there is a symbol binding for the
3988 field name, set the in_struct flag and push it on the
3989 struct_parse_info->fields vector.
3990 (warn_cxx_compat_finish_struct): New static function.
3991 (finish_struct): Remove enclosing_in_struct and
3992 enclosing_struct_types parameters. Add
3993 enclosing_struct_parse_info parameter. Change all callers. Don't
3994 set C_TYPE_DEFINED_IN_STRUCT here. Call
3995 warn_cxx_compat_finish_struct. Free struct_parse_info and set to
3996 parameter. Only push on struct_types if warn_cxx_compat.
3997 (finish_enum): Only push on struct_types if warn_cxx_compat.
3998 (declspecs_add_type): Add loc parameter. Change all callers.
3999 Change all error calls to error_at. Pass loc, not input_location,
4000 to pedwarn calls. Warn if -Wc++-compat and a typedef name is
4001 defined in a struct. If -Wc++-compat and parsing a struct, record
4002 that a typedef name was used.
4003 * c-parser.c (c_parser_declspecs): Get location to pass to
4005 (c_parser_struct_or_union_specifier): Update calls to start_struct
4007 * c-tree.h (struct c_struct_parse_info): Declare.
4008 (finish_struct, start_struct): Update declarations.
4009 (declspecs_add_type): Update declaration.
4011 2009-06-19 Ian Lance Taylor <iant@google.com>
4013 * c-decl.c (grokdeclarator): If -Wc++-compat, warn about a global
4014 variable with an anonymous type.
4016 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
4018 * see.c: Remove for real.
4020 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
4022 * optabs.h (enum optab_index): Add new OTI_significand.
4023 (significand_optab): Define corresponding macro.
4024 * optabs.c (init_optabs): Initialize significand_optab.
4025 * genopinit.c (optabs): Implement significand_optab using
4026 significand?f2 patterns.
4027 * builtins.c (expand_builtin_mathfn): Handle
4028 BUILT_IN_SIGNIFICAND{,F,L}.
4029 (expand_builtin): Expand BUILT_IN_SIGNIFICAND{,F,L} using
4030 expand_builtin_mathfn if flag_unsafe_math_optimizations is set.
4032 * config/i386/i386.md (significandxf2, significand<mode>2): New
4033 expanders to implement significandf, significand and significandl
4034 built-ins as inline x87 intrinsics.
4036 2009-06-18 Anatoly Sokolov <aesok@post.ru>
4038 * config/avr/avr.c (avr_override_options): Remove setting value of
4039 PARAM_INLINE_CALL_COST.
4041 2009-06-18 Richard Henderson <rth@redhat.com>
4044 * tree-pass.h (TDF_ASMNAME): New.
4045 * tree-dump.c (dump_options): Add asmname.
4046 * doc/invoke.texi: Document it.
4048 * tree-pretty-print.c (maybe_dump_asm_name): Merge into...
4049 (dump_decl_name): ...here.
4050 (dump_function_name): New flags arg; mind TDF_ASMNAME.
4051 (dump_generic_node): Update dump_function_name calls.
4052 (print_call_name): New flags arg; update all dump calls.
4053 * diagnostic.h (print_call_name): Update.
4054 * gimple-pretty-print.c (dump_gimple_call): Update.
4056 2009-06-18 H.J. Lu <hongjiu.lu@intel.com>
4059 * config/i386/i386.h (CLASS_LIKELY_SPILLED_P): Add SSE_FIRST_REG.
4061 2009-06-18 Diego Novillo <dnovillo@google.com>
4063 * doc/plugins.texi: Document plugin_is_GPL_compatible.
4064 * plugin.c (str_license): Declare.
4065 (try_init_one_plugin): Assert that the symbol
4066 'plugin_is_GPL_compatible' exists.
4068 2009-06-18 Sergei Dyshel <sergeid@il.ibm.com>
4071 * Makefile.in (OBJS-common): Remove see.o.
4073 * common.opt (fsee): Mark as preserved for backward compatibility.
4074 * opts.c (common_handle_option): Add OPT_fsee to the backward
4075 compatibility section.
4076 * passes.c (init_optimization_passes, pass_see): Remove pass.
4077 * timevar.def (TV_SEE): Remove.
4078 * tree-pass.h (pass_see): Remove declaration.
4079 * doc/invoke.texi (-fsee): Remove documentation.
4081 2009-06-18 Martin Jambor <mjambor@suse.cz>
4083 * tree-sra.c: Include statistics.h
4084 (sra_stats): New variable.
4085 (sra_initialize): Clear sra_stats.
4086 (create_access_replacement): Increment sra_stats.replacements.
4087 (get_access_replacement): Do not return twice.
4088 (analyze_all_variable_accesses): Increment statistics counter by the
4089 number of scalarized aggregates.
4090 (generate_subtree_copies): Increment sra_stats.subtree_copies.
4091 (sra_modify_expr): Increment sra_stats.exprs.
4092 (load_assign_lhs_subreplacements): Increment sra_stats.subreplacements.
4093 (sra_modify_assign): Increment sra_stats.exprs,
4094 sra_stats.separate_lhs_rhs_handling and sra_stats.deleted.
4095 (perform_intra_sra): Update statistics counters.
4096 * Makefile.in (tree-sra.o): Add statistics.h to dependencies.
4098 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
4100 * config/arm/arm.c (TARGET_SCALAR_MODE_SUPPORTED_P): Redefine.
4101 (arm_scalar_mode_supported_p): New function.
4103 2009-06-18 Paul Brook <paul@codesourcery.com>
4104 Sandra Loosemore <sandra@codesourcery.com>
4106 * config/arm/sfp-machine.h (_FP_NANFRAC_H, _FP_NANSIGN_H): Define.
4107 (__extendhfsf2, __truncsfhf2): Define.
4108 * config/arm/fp16.c: New file.
4109 * config/arm/t-bpabi (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
4110 * config/arm/t-symbian (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
4112 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
4114 * doc/extend.texi (Half-Precision): New section.
4115 * doc/invoke.texi (Option Summary): List -mfp16-format.
4116 (ARM Options): List neon-fp16 as -mfpu value. Document -mfp16-format.
4117 * config/arm/arm.opt (mfp16-format=): New.
4118 * config/arm/arm.c: Include intl.h.
4119 (TARGET_INVALID_PARAMETER_TYPE): Redefine.
4120 (TARGET_INVALID_RETURN_TYPE): Redefine.
4121 (TARGET_PROMOTED_TYPE): Redefine.
4122 (TARGET_CONVERT_TO_TYPE): Redefine.
4123 (arm_fp16_format): Define.
4124 (all_fpus): Add entry for neon-fp16.
4125 (fp_model_for_fpu): Likewise.
4126 (struct fp16_format): Declare.
4127 (all_fp16_formats): Define.
4128 (arm_init_libfuncs): Add entries for HFmode conversions and arithmetic
4130 (arm_override_options): Set arm_fp16_format. Call sorry for fp16
4132 (arm_legitimate_index_p): Treat HFmode like HImode.
4133 (thumb1_legitimate_address_p): Make it recognize HFmode constants.
4134 (coproc_secondary_reload_class): Special-case HFmode.
4135 (arm_print_operand): Add 'z' specifier for vld1.16/vst1.16.
4136 (arm_hard_regno_mode_ok): Allow HFmode values in VFP registers.
4137 (arm_init_fp16_builtins): New.
4138 (arm_init_builtins): Call it.
4139 (arm_invalid_parameter_type): New.
4140 (arm_invalid_return_type): New.
4141 (arm_promoted_type): New.
4142 (arm_convert_to_type).
4143 (arm_file_start): Deal with neon-fp16 as fpu_name. Emit tag for fp16
4145 (arm_emit_fp16_const): New function.
4146 (arm_mangle_type): Mangle __fp16 as "Dh".
4147 * config/arm/arm.h (TARGET_VFPD32): Make it know about
4149 (TARGET_NEON_FP16): New.
4150 (TARGET_NEON): Make it know about FPUTYPE_NEON_FP16.
4151 (enum fputype): Add FPUTYPE_NEON_FP16.
4152 (enum arm_fp16_format_type): Declare.
4153 (arm_fp16_format): Declare.
4154 (LARGEST_EXPONENT_IS_NORMAL): Define.
4155 * config/arm/arm-protos.h (arm_emit_fp16_const): Declare.
4156 * config/arm/arm-modes.def (HFmode): Define.
4157 * config/arm/vfp.md: (*movhf_vfp): New.
4160 * config/arm/arm.md: (fpu): Add neon_fp16.
4161 (floatsihf2, floatdihf2): New.
4162 (fix_trunchfsi2, fix_trunchfdi2): New.
4166 (*arm32_movhf): New.
4167 (*thumb1_movhf): New.
4168 (consttable_2): Add check for HFmode constants.
4169 (consttable_4): Handle HFmode constants.
4171 2009-06-18 Uros Bizjak <ubizjak@gmail.com>
4173 * convert.c (convert_to_integer): Convert (int)logb() into ilogb().
4175 2009-06-17 Olivier Hainque <hainque@adacore.com>
4177 * collect2.c (main): Use CONST_CAST2 to perform char ** to
4178 const char ** conversion in AIX specific section.
4180 2009-06-17 H.J. Lu <hongjiu.lu@intel.com>
4182 * config/i386/i386.c (ix86_special_builtin_type): Remove
4183 UINT64_FTYPE_PINT. Add UINT64_FTYPE_PUNSIGNED.
4184 (bdesc_special_args): Updated.
4185 (ix86_init_mmx_sse_builtins): Likewise.
4186 (ix86_expand_special_args_builtin): Likewise.
4188 2009-06-17 Richard Henderson <rth@redhat.com>
4190 * tree-pretty-print.c (maybe_dump_asm_name): New.
4191 (dump_decl_name): Use it.
4192 (PRINT_FUNCTION_NAME): Merge into...
4193 (dump_function_name): ... here. Use maybe_dump_asm_name.
4195 2009-06-17 Cary Coutant <ccoutant@google.com>
4197 * dbxout.c (dbxout_source_line): Add is_stmt parameter.
4199 * debug.c (struct gcc_debug_hooks): Change placeholder for
4201 (debug_nothing_int_charstar_int): Replaced by...
4202 (debug_nothing_int_charstar_int_bool): ...this.
4203 * debug.h (struct gcc_debug_hooks): Add is_stmt parameter to
4204 source_line prototype.
4205 (debug_nothing_int_charstar_int): Replaced by...
4206 (debug_nothing_int_charstar_int_bool): ...this.
4207 * defaults.h (SUPPORTS_DISCRIMINATOR): New constant.
4208 * dwarf2out.c (dwarf2out_source_line): Add is_stmt parameter.
4209 Output is_stmt operand when necessary.
4210 * final.c (final_scan_insn): Pass is_stmt to source_line debug hook.
4211 (notice_source_line): Add is_stmt parameter.
4212 * sdbout.c (sdbout_source_line): Add is_stmt parameter.
4213 * vmsdbgout.c (vmsdbgout_source_line): Add is_stmt parameter.
4215 * xcoffout.c (xcoffout_source_line): Add is_stmt parameter.
4216 * xcoffout.h (xcoffout_source_line): Add is_stmt parameter.
4218 2009-06-17 Ian Lance Taylor <iant@google.com>
4220 * expr.c (struct move_by_pieces_d): Rename from move_by_pieces.
4222 (struct store_by_pieces_d): Rename from store_by_pieces. Change
4225 2009-06-17 Adam Nemet <anemet@caviumnetworks.com>
4227 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS,
4228 STRIP_USELESS_TYPE_CONVERSION): Use tree_strip_nop_conversions,
4229 tree_strip_sign_nop_conversions and
4230 tree_ssa_strip_useless_type_conversions rather than stripping
4231 the operations here.
4232 (tree_strip_nop_conversions, tree_strip_sign_nop_conversions):
4234 * gimple.h (tree_ssa_strip_useless_type_conversions): Declare it.
4235 * tree-ssa.c (tree_ssa_strip_useless_type_conversions): New function.
4236 * tree.c (tree_nop_conversion, tree_sign_nop_conversion,
4237 tree_strip_nop_conversions, tree_strip_sign_nop_conversions): New
4240 2009-06-17 Michael Eager <eager@eagercon.com>
4242 * config/rs6000/constraints.md (register_constraint "d"): New.
4243 * config/rs6000/dfp.md (movsd_store, extendsddd2, extendsdtd2,
4244 truncddsd2, *negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
4245 *movdd_hardfloat32, *movdd_hardfloat64_mfpgpr, *movdd_hardfloat64,
4246 *negtd2_fp, *abstd2_fpr, *nabstd2_fpr, *movtd_internal, extendddtd2,
4247 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
4248 divtd3, *cmpdd_internal1, *cmptd_internal1, floatditd2, ftruncdd2,
4249 fixdddi2, ftrunctd2, fixtddi2): replace 'f' constraint with 'd'
4250 * config/rs6000/ppu_intrinsics.h (__mffs, __mtfsf, __mtfsfi, __fabs,
4251 __fnabs, __fmadd, __fmsub, __fnmadd, __fnmsub, __fsel, __frsqrte,
4252 __fsqrt, __fmul, __fmuls, __frsp, __fcfid, __fctid, __fctidz, __fctiw,
4254 * config/rs6000/rs6000.md (*extendsfdf2_fpr, *truncdfsf2_fpr,
4255 *fseldfsf4, *negdf2_fpr, *absdf2_fpr, *nabsdf2_fpr, *adddf3_fpr,
4256 *subdf3_fpr, *muldf3_fpr, *divdf3_fpr, recipdf3, fred, sqrtdf2,
4257 *fseldfdf4, *fselsfdf4, *floatsidf2_internal, *floatunssidf2_internal,
4258 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
4259 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2, rounddf2,
4260 stfiwx, floatdidf2, fix_truncdfdi2, floatdisf2_internal1,
4261 *movdf_hardfloat32, *movdf_hardfloat64_mfpgpr, *movdf_hardfloat64,
4262 *movtf_internal, *extenddftf2_internal, trunctfdf2_internal1,
4263 trunctfdf2_internal2, trunctfsf2_fprs, fix_trunc_helper,
4264 *fix_trunctfsi2_internal, negtf2_internal, *movdi_internal32,
4265 *movdi_mfpgpr, *movdi_internal64, *movdf_update1, *movdf_update2,
4266 *cmpdf_internal1, *cmptf_internal1, *cmptf_internal2): Same.
4267 * doc/md.texi: Describe PowerPC 'd' constraint, update 'f' constraint.
4269 2009-06-16 Ian Lance Taylor <iant@google.com>
4271 * profile.c (total_num_never_executed): Don't define.
4272 (compute_branch_probabilities): Don't count or print
4274 (init_branch_prob): Don't set total_num_never_executed.
4275 (end_branch_prob): Don't print total_num_never_executed.
4277 2009-06-17 David Daney <ddaney@caviumnetworks.com>
4279 * jump.c (cleanup_barriers): Handle case of no insns before a barrier.
4281 2009-06-17 David Edelsohn <edelsohn@gnu.org>
4283 * config/rs6000/dfp.md (nabsdd2_fpr): Correct mode.
4284 (nabstd2_fpr): Same.
4286 2009-06-17 Steve Ellcey <sje@cup.hp.com>
4288 * expr.c (expand_assignment): Change complex type check.
4290 2009-06-17 Basile Starynkevitch <basile@starynkevitch.net>
4292 * doc/plugins.texi (Building GCC plugins): Added new section.
4294 2009-06-17 Ian Lance Taylor <iant@google.com>
4296 * c-pch.c (get_ident): Don't set size of templ array.
4297 (pch_init): Don't set size of partial_pch array.
4299 * c-typeck.c (digest_init): If -Wc++-compat, warn about using a
4300 string constant to intialize an array whose size is the length of
4303 2009-06-17 Richard Guenther <rguenther@suse.de>
4305 PR tree-optimization/40389
4306 * tree-ssa-structalias.c (handle_rhs_call): Restrict NRV case
4307 to addressable types.
4308 * gimple.c (walk_stmt_load_store_addr_ops): Likewise.
4310 2009-06-17 Richard Guenther <rguenther@suse.de>
4313 * tree-chrec.h (build_polynomial_chrec): If we cannot determine
4314 if there is no evolution of left in the loop bail out.
4315 * tree-chrec.c (chrec_fold_multiply_poly_poly): CSE one
4316 chrec_fold_multiply.
4318 2009-06-16 J"orn Rennecke <joern.rennecke@arc.com>
4319 Janis Johnson <janis187@us.ibm.com>
4322 * config/rs6000/rs6000.c (rs6000_emit_move): Don't emit a USE
4323 for the symbol ref of a constant that is the source of a move
4324 - nor for any other not-obvious-label-ref constants.
4326 2009-06-16 Olatunji Ruwase <tjruwase@google.com>
4328 * plugin.c (position_pass): Skip newly inserted pass during list
4329 traversal to avoid repeated insertion.
4331 2009-06-16 Ian Lance Taylor <iant@google.com>
4333 * vec.h (VEC_stack_alloc): Define different version if
4334 GATHER_STATISTICS is defined, to accept and ignore MEM_STAT.
4335 (DEF_VEC_ALLOC_FUNC_P_STACK): Remove MEM_STAT_DECL.
4336 (DEF_VEC_ALLOC_FUNC_O_STACK): Likewise.
4337 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
4339 2009-06-16 H.J. Lu <hongjiu.lu@intel.com>
4341 * config.gcc (extra_headers): Add ia32intrin.h for x86.
4343 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_BSRSI,
4344 IX86_BUILTIN_BSRDI. IX86_BUILTIN_RDPMC, IX86_BUILTIN_RDTSC.
4345 IX86_BUILTIN_RDTSCP. IX86_BUILTIN_ROLQI, IX86_BUILTIN_ROLHI,
4346 IX86_BUILTIN_RORQI and IX86_BUILTIN_RORHI.
4347 (ix86_special_builtin_type): Add UINT64_FTYPE_VOID,
4348 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
4349 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
4350 (bdesc_special_args): Add __builtin_ia32_rdtsc and
4351 __builtin_ia32_rdtscp.
4352 (bdesc_args): Add __builtin_ia32_bsrsi, __builtin_ia32_bsrdi,
4353 __builtin_ia32_rolqi, __builtin_ia32_rolhi, __builtin_ia32_rorqi
4354 and __builtin_ia32_rorhi.
4355 (ix86_init_mmx_sse_builtins): Handle UINT64_FTYPE_VOID,
4356 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
4357 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
4358 (ix86_expand_args_builtin): Likewise.
4359 (ix86_expand_special_args_builtin): Likewise.
4361 * config/i386/i386.md (UNSPECV_RDTSCP): New.
4362 (UNSPECV_RDTSC): Likewise.
4363 (UNSPECV_RDPMC): Likewise.
4364 (*bsr): Renamed to ...
4366 (*bsr_rex64): Renamed to ...
4370 (*rdpmc_rex64): Likewise.
4373 (*rdtsc_rex64): Likewise.
4375 (*rdtscp): Likewise.
4376 (*rdtscp_rex64): Likewise.
4378 * config/i386/ia32intrin.h: New.
4380 * config/i386/x86intrin.h: Include <ia32intrin.h>.
4382 2009-06-16 Ian Lance Taylor <iant@google.com>
4384 * ira-build.c (copy_info_to_removed_store_destinations):
4385 Initialize parent_a.
4387 2009-06-16 Ian Lance Taylor <iant@google.com>
4389 * c-decl.c (grokdeclarator): Change size_varies to bool.
4391 2009-06-16 Ian Lance Taylor <iant@google.com>
4393 * sel-sched.c: Make forward declarations of move_op_hooks and
4394 fur_hooks explicitly extern.
4396 2009-06-16 Ian Lance Taylor <iant@google.com>
4398 * df-problems.c (df_byte_lr_alloc): Don't set problem_data to itself.
4399 * vec.c (vec_gc_o_reserve_1): Don't set alloc to itself.
4401 2009-06-16 Ian Lance Taylor <iant@google.com>
4403 * resource.c (mark_referenced_resources): Change
4404 include_delayed_effects parameter to bool. Change all callers.
4405 (mark_end_of_function_resources): Likewise.
4406 * reorg.c (insn_references_resource_p): Likewise.
4407 (insn_sets_resource_p): Likewise.
4408 * resource.h (mark_referenced_resources): Update declaration.
4409 (mark_end_of_function_resources): Update declaration.
4411 2009-06-16 David Edelsohn <edelsohn@gnu.org>
4413 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Remove -lstdc++.
4415 2009-06-16 David Edelsohn <edelsohn@gnu.org>
4417 * doc/install.texi (*-*-aix): Update explanation of XLC bootstrap.
4418 GCC can bootstrap on AIX with GNU Binutils 2.20.
4420 2009-06-16 Ian Lance Taylor <iant@google.com>
4422 * Makefile.in (tree-vect-stmts.o): Depend upon $(TOPLEV_H).
4424 2009-06-16 Ian Lance Taylor <iant@google.com>
4426 * toplev.h (floor_log2): If GCC_VERSION >= 3004, declare as static
4427 inline, not extern inline.
4428 (exact_log2): Likewise.
4429 * toplev.c (floor_log2): Only define if GCC_VERSION < 3004. Don't
4431 (exact_log2): Likewise, but don't test CTZ_HWI.
4433 2009-06-16 Ian Lance Taylor <iant@google.com>
4435 * bitmap.c (bitmap_clear): Don't declare as inline.
4436 * gimple.c (gimplify_assign): Likewise.
4437 * tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
4438 * haifa-sched.c (insn_cost): Don't declare with HAIFA_INLINE.
4439 (sched_scan_info): Remove duplicate definition.
4441 2009-06-16 Ian Lance Taylor <iant@google.com>
4443 * c-common.c (skip_evaluation): Don't define.
4444 (c_inhibit_evaluation_warnings): Define global variable.
4445 (overflow_warning): Check c_inhibit_evaluation_warnings rather
4446 than skip_evaluation.
4447 (convert_and_check, warn_for_div_by_zero): Likewise.
4448 * c-common.h (skip_evaluation): Don't declare.
4449 (c_inhibit_evaluation_warnings): Declare.
4450 * c-parser.c (c_parser_typeof_specifier): Set
4451 c_inhibit_evaluation_warnings rather than skip_evaluation.
4452 (c_parser_conditional_expression): Likewise.
4453 (c_parser_binary_expression): Likewise.
4454 (c_parser_sizeof_expression): Likewise.
4455 (c_parser_alignof_expression): Likewise.
4456 * c-typeck.c (build_indirect_ref): Check
4457 c_inhibit_evaluation_warnings rather than skip_evaluation.
4458 (build_conditional_expr, build_binary_op): Likewise.
4460 2009-06-16 Richard Guenther <rguenther@suse.de>
4462 * tree-ssa-alias.c (is_escape_site): Remove.
4463 * tree-ssa-alias.h (enum escape_type): Remove.
4464 (is_escape_site): Likewise.
4465 * tree-ssa-structalias.c (find_func_aliases): Handle escapes
4466 via casts and asms without deferring to is_escape_site.
4468 2009-06-16 Jakub Jelinek <jakub@redhat.com>
4471 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: Don't
4472 use gen_lowpart if op0 has complex mode.
4474 2009-06-16 Richard Guenther <rguenther@suse.de>
4476 * tree-ssa-structalias.c (do_ds_constraint): Stores in global
4477 variables add them to ESCAPED.
4478 (find_func_aliases): Do not make all indirectly stored values escaped.
4480 2009-06-16 Rafael Avila de Espindola <espindola@google.com>
4482 * config/i386/winnt.c (i386_pe_encode_section_info): Update call to
4485 2009-06-16 Martin Jambor <mjambor@suse.cz>
4487 PR tree-optimization/40432
4488 * tree-sra.c (sra_modify_assign): When creating VIEW_CONVERT_EXPR,
4489 check whether we need to force gimple register operand.
4491 2009-06-16 Martin Jambor <mjambor@suse.cz>
4493 PR tree-optimization/40413
4494 * tree-sra.c (load_assign_lhs_subreplacements): Pass offset to
4495 build_ref_for_offset.
4496 (propagate_subacesses_accross_link): Fix a typo in a comment.
4498 2009-06-16 Ira Rosen <irar@il.ibm.com>
4500 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
4501 with additional parameter.
4502 * tree-vectorizer.h (enum vect_def_type): Add new value
4504 (enum vect_relevant): Add comments.
4505 (vect_is_simple_reduction): Add new argument.
4506 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Add comments.
4507 Detect nested cycles.
4508 (vect_is_simple_reduction): Update documentation, add an argument to
4509 distinguish inner-loop reduction from nested cycle, detect nested
4510 cycles, fix printings and indentation, don't swap operands in case
4512 (get_initial_def_for_reduction): Handle subtraction.
4513 (vect_create_epilog_for_reduction): Add new argument to specify
4515 (vect_finalize_reduction): Handle subtraction, fix comments.
4516 (vectorizable_reduction): Handle nested cycles. In case of nested
4517 cycle keep track of the reduction variable position. Call
4518 vect_is_simple_reduction with additional parameter. Use original
4519 statement code in reduction epilogue for nested cycle. Call
4520 vect_create_epilog_for_reduction with additional parameter.
4521 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Assert
4522 inner-loop vectorization.
4523 (vect_recog_widen_sum_pattern): Likewise.
4524 * tree-vect-stmts.c (process_use): Distinguish between nested cycles
4526 (vect_mark_stmts_to_be_vectorized): Likewise.
4527 (vect_get_vec_def_for_operand): Handle nested cycles.
4529 2009-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4531 * doc/invoke.texi (Debugging Options): Fix option index entries
4532 for -fdump-statistics, -frandom-seed add entries for
4533 -fdump-tree-original, -fdump-tree-optimized, -frandom-seed.
4534 (FRV Options): Fix entries for -mTLS, -mtls.
4535 (HPPA Options): Fix entries for -mgnu-ld, -mhp-ld.
4536 (i386 and x86-64 Options): Fix entry for -mno-red-zone.
4537 (M68hc1x Options): Fix @itemx for -mnominmax.
4538 (MCore Options): Fix entry for -mno-lsim.
4539 (MMIX Options): Fix entry for -mabi=mmixware.
4540 (PDP-11 Options): Fix entry for -mbcopy-builtin.
4542 2009-06-16 Basile Starynkevitch <basile@starynkevitch.net>
4544 * doc/plugins.texi (Interacting with the GCC Garbage Collector):
4545 Mention the plugin mode of gengtype.
4546 * doc/gty.texi (Source Files Containing Type Information): Likewise.
4547 * gengtype.c: Updated copyright.
4548 (plugin_files, nb_plugin_files) Added new static variables.
4549 (measure_input_list) Care about plugin_files.
4550 (write_rtx_next): Added early return in plugin mode.
4551 (create_file): Updated copyright year in generated file. Added
4553 (oprintf): Added early return if NULL outf.
4554 (get_output_file_with_visibility): Care of plugin_files.
4555 (get_output_file_name): May return null.
4556 (write_local): Added early return.
4557 (put_mangled_filename): Ditto.
4558 (finish_root_table): Added check for base_files.
4559 (write_roots): Care about null when plugins.
4560 (main): Added plugin mode.
4562 2009-06-15 Ian Lance Taylor <iant@google.com>
4564 * df-problems.c (df_simulate_one_insn_forwards): Fix braces in switch.
4565 * gcov.c (read_count_file): Add braces around variables declared
4568 * c.opt (Wjump-misses-init): New warning.
4569 * c-opts.c (c_common_handle_option): Set warn_jump_misses_init for
4570 -Wall and -Wc++-compat if not already set.
4571 (c_common_post_options): Clear warn_jump_misses_init if it was not
4573 * c-decl.c (struct c_binding): Change type field to a union with
4574 new label field. Make it the first field in the struct. Update
4575 references to type to use u.type instead.
4576 (struct c_spot_bindings): Define.
4577 (struct c_goto_bindings): Define.
4578 (c_goto_bindings_p): Define, along with VECs.
4579 (struct c_label_vars): Define.
4580 (struct c_scope): Add has_label_bindings field.
4581 (bind_label, set_spot_bindings): New static functions.
4582 (decl_jump_unsafe, update_spot_bindings): New static functions.
4583 (update_label_decls): New static function.
4584 (pop_scope): Call update_label_decls. Don't call c_end_vm_scope.
4585 Update binding u.label field to shadowed field.
4586 (c_binding_start_stmt_expr): New function.
4587 (c_binding_end_stmt_expr): New function.
4588 (pushdecl): Don't call c_begin_vm_scope.
4589 (make_label): Add defining and p_label_vars parameters. Change
4591 (lookup_label): Correct test for whether a label has not yet been
4592 defined. Call bind_label rather than bind.
4593 (warn_about_goto): New static function.
4594 (lookup_label_for_goto): New function.
4595 (declare_label): Call bind_label rather than bind.
4596 (check_earlier_gotos): New static function.
4597 (define_label): Don't give errors about jumping into statement
4598 expressions or scopes of variably modified types. Call
4599 set_spot_bindings and check_earlier_gotos. Call bind_label
4600 instead of bind. Don't set label_context_stack_se or
4601 label_context_stack_vm.
4602 (c_get_switch_bindings): New function.
4603 (c_release_switch_bindings): New function.
4604 (c_check_switch_jump_warnings): New function.
4605 (start_function): Don't set label_context_stack_se or
4606 label_context_stack_vm.
4607 (finish_function): Likewise.
4608 * c-typeck.c (label_context_stack_se): Don't define.
4609 (label_context_stack_vm): Don't define.
4610 (c_finish_goto_label): Call lookup_label_for_goto rather than
4611 lookup_label. Don't give errors about jumping into a statement
4612 expression or the scope of a variably modified type. Don't set
4613 label_context_stack_se or label_context_stack_vm.
4614 (struct c_switch): Remove blocked_stmt_expr and blocked_vm
4615 fields. Add bindings field.
4616 (c_start_case): Don't set deleted fields. Set bindings field.
4617 (do_case): Rework order of tests. Don't check blocked_stmt_expr
4618 or blocked_vm. Call c_check_switch_jump_warnings.
4619 (c_finish_case): Don't test blocked_stmt_expr field. Call
4620 c_release_switch_bindings.
4621 (c_begin_stmt_expr): Don't increment blocked_stmt_expr in
4622 c_switch_stack. Don't walk label_context_stack_se labels. Don't
4623 set label_context_stack_se. Call c_bindings_start_stmt_expr.
4624 (c_finish_stmt_expr): Don't decrement blocked_stmt_expr in
4625 c_switch_stack. Don't walk label_context_stack_se labels. Don't
4626 set label_context_stack_se. Call c_bindings_end_stmt_expr.
4627 (c_begin_vm_scope, c_end_vm_scope): Don't define.
4628 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR): Don't define.
4629 (C_DECL_UNDEFINABLE_STMT_EXPR): Don't define.
4630 (C_DECL_UNJUMPABLE_VM): Don't define.
4631 (C_DECL_UNDEFINABLE_VM): Don't define.
4632 (struct c_label_list): Don't define.
4633 (struct c_label_context_se): Don't define.
4634 (struct c_label_context_vm): Don't define.
4635 (struct c_spot_bindings): Declare.
4636 (c_bindings_start_stmt_expr): Declare.
4637 (c_bindings_end_stmt_expr): Declare.
4638 (lookup_label_for_goto): Declare.
4639 (c_get_switch_bindings, c_release_switch_bindings): Declare.
4640 (c_check_switch_jump_warnings): Declare.
4641 (label_context_stack_se, label_context_stack_vm): Don't declare.
4642 (c_finish_goto_label): Update declaration.
4643 (c_begin_vm_scope, c_end_vm_scope): Don't declare.
4644 * doc/invoke.texi (Option Summary): Mention -Wjump-misses-init.
4645 (Warning Options): Document -Wjump-misses-init.
4647 2009-06-15 Jakub Jelinek <jakub@redhat.com>
4649 * tree-object-size.c (addr_object_size): Fix a pasto in the last
4652 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
4654 * cgraph.c (cgraph_make_node_local): Use DECL_COMDAT_GROUP.
4656 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
4658 * except.c (init_eh): Use BUILTINS_LOCATION when calling build_decl.
4660 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
4662 * tree-eh.c (lower_try_finally_switch): Initialize tf_loc.
4664 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
4666 * cgraphunit.c (cgraph_function_versioning,save_inline_function_body):
4667 Use DECL_COMDAT_GROUP instead of DECL_ONE_ONLY.
4668 * cgraph.c (cgraph_create_virtual_clone): Use DECL_COMDAT_GROUP.
4669 * config/i386/i386.c (ix86_file_end): Compute DECL_COMDAT_GROUP.
4670 * dwarf2asm.c (dw2_force_const_mem): Update call to
4672 * langhooks-def.h (lhd_comdat_group, LANG_HOOKS_COMDAT_GROUP): Remove.
4673 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_COMDAT_GROUP.
4674 * langhooks.c (lhd_comdat_group): Remove.
4675 * langhooks.h (lang_hooks_for_decls): Remove comdat_group.
4676 * tree.h (DECL_COMDAT_GROUP): New.
4677 (DECL_ONE_ONLY): Use DECL_COMDAT_GROUP.
4678 (tree_decl_with_vis): Add comdat_group. Remove one_only.
4679 (make_decl_one_only): Change signature.
4680 * varasm.c (get_emutls_init_templ_addr, emutls_decl): Update call to
4682 (make_decl_one_only): Change signature.
4683 (default_elf_asm_named_section): Use DECL_COMDAT_GROUP.
4685 2009-06-15 Richard Guenther <rguenther@suse.de>
4688 * tree.c (widest_int_cst_value): Fix bootstrap on 32bit HWI hosts.
4690 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4692 * tree-ssa-math-opts.c: Remove extra divide.
4694 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4696 * config/s390/s390.md ("bswap<mode>2"): Only available on z900.
4698 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4700 * passes.c: Add bswap pass.
4701 * tree-pass.h: Add pass_optimize_bswap declaration.
4702 * tree-ssa-math-opts.c: Include diagnostics.h for print_gimple_stmt.
4703 Include rtl.h, expr.h and optabs.h for optab_handler check.
4704 (struct symbolic_number, pass_optimize_bswap): New definition.
4705 (do_shift_rotate, verify_symbolic_number_p): New functions.
4706 (find_bswap_1, find_bswap, execute_optimize_bswap): New functions.
4707 (gate_optimize_bswap): New function.
4708 * tree.c (widest_int_cst_value): New function.
4709 * tree.h (widest_int_cst_value): Prototype added.
4711 2009-06-14 Steven Bosscher <steven@gcc.gnu.org>
4713 * cfgcleanup.c (old_insns_match_p): Remove code to substitute
4714 REG_EQUAL/REG_EQUIV notes.
4716 2009-06-14 Richard Guenther <rguenther@suse.de>
4719 * gimple.c (walk_stmt_load_store_addr_ops): The LHS of a call
4720 has its address taken if NRV was applied and it is addressable.
4721 * tree-ssa-structalias.c (get_constraint_for_address_of): New
4722 function split out from ...
4723 (get_constraint_for_1): ... here.
4724 (handle_rhs_call): Use it to mark the return slot escaped if
4725 it is addressable and NRV was applied.
4727 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
4729 * config/rs6000/rs6000-protos.h (altivec_resolve_overloaded_builtin):
4730 Change first argument type to location_t.
4731 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Same.
4732 Do not set input_location.
4733 Use loc instead of input_location throughout.
4735 2009-06-13 Richard Guenther <rguenther@suse.de>
4737 PR tree-optimization/40421
4738 * tree-predcom.c (should_unroll_loop_p): Remove.
4739 (tree_predictive_commoning_loop): Use can_unroll_loop_p.
4741 2009-06-13 Michael Meissner <meissner@linux.vnet.ibm.com>
4743 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
4744 Add location argument.
4746 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
4748 * config/alpha/alpha.c (alpha_build_builtin_va_list): Pass location to
4750 * config/s390/s390.c (s390_build_builtin_va_list): Same.
4751 (s390_gimplify_va_arg): Pass location to create_artificial_label.
4752 * config/spu/spu-protos.h: Add location to
4753 spu_resolve_overloaded_builtin.
4754 * config/spu/spu.c (spu_build_builtin_va_list): Pass location to
4755 spu_build_builtin_va_list.
4756 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Add location
4757 argument. Pass location to build_function_call_vec.
4758 * config/sh/sh.c (sh_build_builtin_va_list): Pass location to
4760 (emit_fpu_switch): Same.
4761 (sh_gimplify_va_arg_expr): Pass location to create_artificial_label.
4762 * config/xtensa/xtensa.c (xtensa_build_builtin_va_list): Pass location
4763 to build_decl and create_artificial_label.
4764 (xtensa_gimplify_va_arg_expr): Same.
4765 * config/stormy16/stormy16.c (xstormy16_build_builtin_va_list): Same.
4766 (xstormy16_gimplify_va_arg_expr): Same.
4767 * config/iq2000/iq2000.c (iq2000_expand_prologue): Same.
4768 * config/arm/arm.c (arm_build_builtin_va_list): Same.
4769 * config/mips/mips.c (mips_build_builtin_va_list): Same.
4770 (mips16_build_function_stub): Same.
4771 (mips16_build_call_stub): Same.
4773 2009-06-13 Richard Earnshaw <rearnsha@arm.com>
4776 * arm/constraints.md (Pa, Pb): New constraints.
4777 * arm/arm.md (thumb1_addsi3): Support more complex additions. Add a
4778 split pattern to deal with them.
4780 2009-06-13 Joerg Sonnenberger <joerg@britannica.bec.de>
4782 * doc/invoke.texi: Add missing option -Wp,OPTION in list,
4783 fix index entry for -Xpreprocessor.
4785 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
4787 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
4788 Add location argument to build_decl call.
4789 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Same.
4790 (rs6000_init_builtins): Same.
4791 (spe_init_builtins): Same.
4792 (rs6000_gimplify_va_arg): Add location argument to
4793 create_artificial_label call.
4795 2009-06-12 Steven Bosscher <steven@gcc.gnu.org>
4797 * timevar.def (TV_COMBINE_STACK_ADJUST): New timevar.
4798 * combine-stack-adj.c (pass_stack_adjustments): Use it.
4799 * Makefile.in: Fix GGC dependency for gcse.o.
4801 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
4803 * tree-pretty-print.c (dump_generic_node): Dump column numbers.
4804 * gimple-pretty-print.c (dump_gimple_stmt): Same.
4805 * gimplify.c (gimplify_modify_expr): Set location for GIMPLE_ASSIGNs
4807 * c-parser.c (c_parser_binary_expression): Use current column while
4808 building binary operations.
4809 * common.opt (fshow-column): Enable by default.
4810 * tree-vrp.c (check_array_ref): Use warning_at.
4811 (check_array_bounds): Use location from call back if expr has no
4813 * tree.h: Add location argument to maybe_fold_*.
4814 * tree-ssa-ccp.c (ccp_fold): Pass location to maybe_fold_*.
4815 (maybe_fold_offset_to_array_ref): Add location argument and use it.
4816 (maybe_fold_offset_to_component_ref): Same.
4817 (maybe_fold_offset_to_reference): Same.
4818 (maybe_fold_offset_to_address): Same.
4819 (maybe_fold_stmt_indirect): Same.
4820 (maybe_fold_stmt_addition): Same.
4821 (fold_stmt_r): Pass location to maybe_fold_*.
4822 (fold_gimple_assign): Same.
4823 * c-tree.h: Add location argument to finish_decl,
4824 default_function_array_conversion, store_init_value.
4825 * c-decl.c (define_label): Use error_at.
4826 (c_make_fname_decl): Pass location to finish_decl.
4827 (finish_decl): New location argument.
4828 (build_compound_literal): Pass location to store_init_value.
4829 (grokdeclarator): Pass location to finish_decl.
4831 * c-typeck.c (array_to_pointer_conversion): New location argument.
4832 (function_to_pointer_conversion): Same.
4833 (default_function_array_conversion): Same.
4834 (parser_build_unary_op): Pass location to overflow_warning.
4835 (parser_build_binary_op): Same. Use warning_at.
4836 (build_unary_op): Pass location to array_to_pointer_conversion.
4837 (build_c_cast): Pass location to digest_init.
4838 (build_modify_expr): New location argument.
4839 (convert_for_assignment): Same.
4840 (store_init_value): Same.
4841 (digest_init): Same.
4842 (output_init_element): Pass location to digest_init and
4843 array_to_pointer_conversion.
4844 (c_finish_return): Pass location to convert_for_assignment.
4845 * gimplify.c (gimplify_conversion): Pass location to
4846 maybe_fold_offset_to_address.
4847 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Pass location
4848 to maybe_fold_stmt_addition.
4849 * c-omp.c (c_finish_omp_atomic): Pass new location to
4851 (c_finish_omp_for): Same.
4852 * c-common.c (overflow_warning): New argument.
4853 * c-common.h: New argument to build_modify_expr, overflow_warning.
4854 * c-parser.c (c_parser_declaration_or_fndef): Pass location to
4856 (c_parser_initializer): Pass location to
4857 default_function_array_conversion.
4858 (c_parser_initelt): Same.
4859 (c_parser_initval): Same.
4860 (c_parser_asm_operands): Same.
4861 (c_parser_expr_no_commas): Same. Pass location to build_modify_expr.
4862 (c_parser_conditional_expression): Same.
4863 (c_parser_binary_expression): Add location info to stack. Use it.
4864 (c_parser_unary_expression): Pass location to
4865 default_function_array_conversion, parser_build_unary_op,
4866 build_indirect_ref, c_parser_postfix_expression_after_primary.
4867 (c_parser_postfix_expression_after_primary): New location argument.
4869 (c_parser_expression_conv): Pass location to
4870 default_function_array_conversion.
4871 (c_parser_expr_list): Same.
4872 (c_parser_omp_atomic): Same.
4873 (c_parser_omp_for_loop): Same.
4874 * c-tree.h: (struct c_declarator): Add comment to id_loc.
4875 (build_array_declarator): New argument.
4876 * c-decl.c (build_array_declarator): Add location argument.
4877 (grokdeclarator): Set id_loc for cdk_array.
4878 * c-parser.c (c_parser_direct_declarator_inner): Pass location to
4879 build_array_declarator.
4880 * tree.c (build_omp_clause): Add location argument.
4881 * tree.h (OMP_CLAUSE_HAS_LOCATION): New macro.
4882 (OMP_CLAUSE_LOCATION): New macro.
4883 (struct tree_omp_clause): Add location field.
4884 (build_omp_clause): Add argument.
4885 * testsuite/gcc.dg/gomp/for-1.c: Fix column.
4886 * cp/pt.c (tsubst_omp_for_iterator): Pass location to
4888 * cp/parser.c (cp_parser_omp_var_list_no_open): Same.
4889 (cp_parser_omp_clause_collapse): Same.
4890 (cp_parser_omp_clause_default): Same.
4891 (cp_parser_omp_clause_if): Same.
4892 (cp_parser_omp_clause_nowait): Same.
4893 (cp_parser_omp_clause_num_threads): Same.
4894 (cp_parser_omp_clause_ordered): Same.
4895 (cp_parser_omp_clause_schedule): Same.
4896 (cp_parser_omp_clause_untied): Same.
4897 (cp_parser_omp_for_loop): Same.
4898 (cp_parser_omp_parallel): Pass location to c_split_parallel_clauses.
4899 * c-tree.h (c_start_case): Add location argument.
4900 (c_process_expr_stmt): Same.
4901 (c_finish_goto_*): Same.
4902 * tree-parloops.c (initialize_reductions): Pass location to
4904 (create_parallel_loop): Same.
4905 * fortran/trans-openmp.c (gfc_trans_omp_variable_list): Same.
4906 (gfc_trans_omp_reduction_list): Same.
4907 (gfc_trans_omp_clauses): Same.
4908 (gfc_trans_omp_do): Same.
4909 * c-typeck.c (c_finish_goto_label): Same.
4910 (c_finish_goto_ptr): New location argument.
4911 (c_start_case): Same.
4912 (emit_side_effect_warnings): Same.
4913 (c_process_expr_stmt): Same.
4914 (c_finish_stmt_expr): Same.
4915 (c_finish_omp_clauses): Use error_at instead of error.
4916 * gimplify.c (gimplify_adjust_omp_clauses_1): Pass location to
4918 * c-omp.c (c_split_parallel_clauses): New location argument.
4919 * tree-nested.c (convert_nonlocal_reference_stmt): Pass location
4920 to build_omp_clause.
4921 (convert_local_reference_stmt): Same.
4922 (convert_gimple_call): Same.
4923 * c-common.h (c_split_parallel_clauses): New argument.
4924 * c-parser.c (c_parser_statement_after_labels): Pass location to
4925 c_finish_goto_label.
4926 (c_parser_switch_statement): Pass location to c_start_case.
4927 (c_parser_for_statement): Pass location to c_finish_expr_stmt,
4928 and c_process_expr_stmt.
4929 (c_parser_omp_variable_list): Add location argument.
4930 (c_parser_omp_clause_collapse): Pass location to build_omp_clause.
4931 (c_parser_omp_clause_default): Same.
4932 (c_parser_omp_clause_if): Same.
4933 (c_parser_omp_clause_num_threads): Same.
4934 (-c_parser_omp_clause_ordered): Same.
4935 (c_parser_omp_clause_reduction): Pass location to
4936 c_parser_omp_variable_list.
4937 (c_parser_omp_clause_schedule): Pass location to build_omp_clause.
4938 (c_parser_omp_clause_untied): Same.
4939 (c_parser_omp_for_loop): Pass location to c_process_expr_stmt.
4940 (c_parser_omp_parallel): Pass location to c_split_parallel_clauses.
4942 * c-tree.h (check_for_loop_decls, undeclared_variable,
4943 build_component_ref, build_array_ref, build_external_ref,
4944 c_expr_sizeof_expr, c_expr_sizeof_type, parser_build_unary_op,
4945 build_conditional_expr, build_compound_expr, c_cast_expr,
4946 build_c_cast, build_asm_expr, c_end_compound_stmt, c_finish_stmt_expr,
4947 c_finish_return, c_finish_omp_parallel, c_finish_omp_task): New
4949 * c-semantics.c (build_stmt): Same.
4950 (build_case_label): Same.
4951 * c-decl.c (c_finish_incomplete_decl): Pass location on down.
4952 (undeclared_variable): New argument.
4954 (lookup_label): Pass location on down.
4955 (define_label): Same.
4956 (finish_decl): Same.
4957 (build_compound_literal): Same.
4958 (finish_struct): Same.
4959 (finish_function): Do not set location here.
4960 (check_for_loop_decls): New argument.
4961 * tree.c (save_expr): Set location.
4962 (build_empty_stmt): New argument.
4963 * tree.h (build_empty_stmt): New argument to build_empty_stmt.
4964 (CAN_HAVE_LOCATION_P): Make sure we have a non empty node.
4965 * builtins.c (gimplify_va_arg_expr): Use locations.
4966 (expand_builtin_sync_operation): Same.
4967 * c-typeck.c (build_component_ref): New argument.
4968 (build_array_ref): Same.
4969 (build_external_ref): Same.
4970 (c_expr_sizeof_expr): Same.
4971 (c_expr_sizeof_type): Same.
4972 (parser_build_unary_op): Same.
4973 (build_conditional_expr): Same.
4974 (build_compound_expr): Pass location on down.
4975 (build_compound_expr): New argument.
4976 (build_c_cast): Same.
4977 (c_cast_expr): Same.
4978 (build_asm_expr): Same.
4979 (c_finish_return): Same.
4980 (c_process_expr_stmt): Pass location on down.
4981 (c_finish_stmt_expr): New argument.
4982 (push_clenaup): Same.
4983 (c_finish_omp_parallel): Same.
4984 (c_finish_omp_task): Same.
4985 * gimplify.c (gimplify_call_expr): Pass location on down.
4986 * c-omp.c (c_finish_omp_master): New argument.
4987 (c_finish_omp_critical): Same.
4988 (c_finish_omp_ordered): Same.
4989 (c_finish_omp_barrier): Same.
4990 (-c_finish_omp_taskwait): Same.
4991 (c_finish_omp_atomic): Same.
4992 (c_finish_omp_flush): Same.
4993 * tree-inline.c (copy_tree_body_r): Pass location on down.
4994 (inline_forbidden_p): Remove use of input_location.
4995 * c-gimplify.c (c_build_bind_expr): New argument.
4996 * c-common.c (c_common_truthvalue_conversion): Pass location on down.
4997 (c_sizeof_or_alignof_type): New argument.
4998 (c_alignof_expr): Same.
4999 (build_va_arg): Same.
5000 (c_add_case_label): Same.
5001 * c-common.h (c_sizeof_or_alignof_type, c_alignof_expr,
5002 c_sizeof, c_alignof, build_va_arg, build_stmt, build_case_label,
5003 c_build_bind_expr, objc_build_selector_expr, objc_build_throw_stmt,
5004 c_finish_omp_master, c_finish_omp_critical, c_finish_omp_ordered,
5005 c_finish_omp_barrier, c_finish_omp_atomic, c_finish_omp_flush,
5006 c_finish_omp_taskwait, c_finish_omp_for, c_split_parallel_clauses):
5008 * stub-objc.c (objc_build_selector_expr): Same.
5009 (objc_build_throw_stmt): Same.
5010 * c-parser.c (c_parser_declaration_or_fndef): Pass location on down.
5011 (c_parser_initelt): Same.
5012 (c_parser_compound_statement): Same.
5013 (c_parser_compound_statement_nostart): Same.
5014 (c_parser_label): Same.
5015 (c_parser_statement_after_labels): Same.
5016 (c_parser_if_body): Same.
5017 (c_parser_else_body): Same.
5018 (c_parser_if_statement): Same.
5019 (c_parser_switch_statement): Same.
5020 (c_parser_while_statement): Same.
5021 (c_parser_do_statement): Same.
5022 (c_parser_for_statement): Same.
5023 (c_parser_asm_statement): Same.
5024 (c_parser_conditional_expression): Same.
5025 (c_parser_binary_expression): Same.
5026 (c_parser_cast_expression): Same.
5027 (c_parser_unary_expression): Same.
5028 (c_parser_sizeof_expression): Same.
5029 (c_parser_alignof_expression): Same.
5030 (c_parser_postfix_expression): Same.
5031 (c_parser_expression): Same.
5032 (c_parser_objc_receiver): Same.
5033 (c_parser_omp_variable_list): Same.
5034 (c_parser_omp_structured_block): Same.
5035 (c_parser_omp_atomic): New argument.
5036 (c_parser_omp_barrier): Same.
5037 (c_parser_omp_critical): Same.
5038 (c_parser_omp_flush): Pass location on down.
5039 (c_parser_omp_for_loop): New argument.
5040 (c_parser_omp_for): Same.
5041 (c_parser_omp_master): Same.
5042 (c_parser_omp_ordered): Same.
5043 (c_parser_omp_sections_scope): Same.
5044 (c_parser_omp_sections): Same.
5045 (c_parser_omp_parallel): Same.
5046 (c_parser_omp_single): Same.
5047 (c_parser_omp_task): Same.
5048 (c_parser_omp_taskwait): Pass location on down.
5049 (c_parser_omp_construct): Same.
5050 (c_parser_omp_threadprivate): Same.
5051 * dwarf2asm.c, targhooks.c, optabs.c, tree.c, tree.h, target.h,
5052 builtins.c, omp-low.c, cgraphunit.c, tree-call-cdce.c,
5053 tree-ssa-alias.c, gimple-low.c, c-tree.h, expr.c, tree-parloops.c,
5054 c-decl.c, tree-eh.c, langhooks.c, function.c, stor-layout.c,
5055 c-typeck.c, gimplify.c, c-pragma.c, expmed.c, except.c, coverage.c,
5056 emit-rtl.c, cfgexpand.c, tree-mudflap.c, varasm.c, tree-nested.c,
5057 rtl.h, tree-inline.c, tree-profile.c, c-common.c, c-common.h,
5058 tree-switch-conversion.c, tree-cfg.c, ipa-struct-reorg.c, c-parser.c,
5059 config/i386/i386.c, stmt.c:
5060 Add location argument to the following function definitions and/or
5061 function calls: build_decl, objcp_start_struct, objcp_finish_struct,
5062 start_struct, finish_struct, PUSH_FIELD, create_artificial_label,
5063 cp_make_fname_decl, pushtag, implicitly_declare, c_make_fname_decl,
5064 build_compound_literal, parser_xref_tag, resolve_overloaded_builtin,
5065 do_case, c_finish_bc_stmt, build_compound_literal,
5066 build_function_call.
5067 * c-decl.c (build_compound_literal): Add location argument.
5068 Make all diagnostic calls use location.
5069 (start_struct): Same.
5070 (finish_struct): Same.
5072 (build_enumerator): Same.
5073 (start_function): Same.
5074 (grokdeclarator): Make all diagnostic calls use location.
5075 (store_parm_decls_oldstyle): Same.
5076 * c-typeck.c (build_function_call): Add location argument.
5077 Make all diagnostic calls use location.
5079 (c_finish_bc_stmt): Same.
5080 * tree-nested.c (get_trampoline_type): Add argument.
5081 Pass location to build_decl.
5082 (lookup_tramp_for_decl): Pass location to get_trampoline_type.
5083 * rtl.h (RTL_LOCATION): New.
5084 * c-common.c (c_add_case_label): Add location argument.
5085 Make all diagnostic calls use location.
5086 * c-common.h: Add location argument to make_fname_decl, do_case,
5087 c_add_case_label, build_function_call, resolve_overloaded_builtin.
5088 * c-parser.c (c_parser_enum_specifier): Rename ident_loc to enum_loc.
5089 Set it appropriately for every case. Pass enum_loc to start_enum
5090 call. Pass value_loc first to build_enumerator. Pass enum_loc to
5092 (c_parser_struct_or_union_specifier): Save location. Use it for
5093 start_struct, finish_struct, and parser_xref_tag.
5095 2009-06-12 Ian Lance Taylor <iant@google.com>
5097 * fold-const.c (fold_unary): Rename local variable and to and_expr.
5099 * c-opts.c (c_common_handle_option): For -Wc++-compat set
5100 cpp_opts->warn_cxx_operator_names.
5102 2009-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
5105 * tree-ssa-sccvn.c (visit_reference_op_load): If vn_reference_lookup
5106 is returns NULL and OP is a VCE, look through the VCE.
5108 2009-06-12 Ian Lance Taylor <iant@google.com>
5111 * collect2.c (main): Use CONST_CAST2 in code inside #if
5112 LINK_ELIMINATE_DUPLICATE_LDIRECTORIES.
5114 2009-06-12 Joey Ye <joey.ye@intel.com>
5117 * cfgexpand.c (get_decl_align_unit): Update
5118 max_used_stack_slot_alignment with align instead of
5119 stack_alignment_needed.
5121 * function.c (assign_stack_local_1): Update
5122 max_used_stack_slot_alignment with alignment_in_bits instead
5123 of stack_alignment_needed.
5124 (locate_and_pad_parm): Don't update max_used_stack_slot_alignment
5127 2009-06-12 Jakub Jelinek <jakub@redhat.com>
5129 * dwarf2out.c (last_var_location_insn): New variable.
5130 (dwarf2out_end_epilogue): Clear last_var_location_insn.
5131 (dwarf2out_var_location): Don't record anything after last real
5132 insn. Only change labels if there were any real instructions
5133 in between last note and this one, or if changed sections.
5135 2009-06-11 Richard Henderson <rth@redhat.com>
5137 * alpha.c (alpha_expand_prologue): Add a REF_CFA_REGISTER
5138 note when storing the frame pointer in a register.
5139 (FRP): Don't redefine to nothing for epilogue.
5140 (alpha_expand_epilogue): Mark register and sp restores.
5141 (unicosmk_gen_dsib): Don't mark weird frame pointer adjust.
5143 * config/alpha/alpha.c (alpha_emit_setcc): Fix test for
5144 when gen_lowpart is needed.
5146 2009-06-11 Richard Henderson <rth@redhat.com>
5148 * dwarf2out.c (def_cfa_1): Likewise for DW_CFA_cfa_offset.
5150 * dwarf2out.c (need_data_align_sf_opcode): New.
5151 (div_data_align): Move earlier.
5152 (def_cfa_1, reg_save): Use it.
5154 2009-06-11 H.J. Lu <hongjiu.lu@intel.com>
5156 * config/i386/i386.c (OPTION_MASK_ISA_CRC32_SET): New.
5157 (OPTION_MASK_ISA_CRC32_UNSET): Likewise.
5158 (ix86_handle_option): Handle OPT_mcrc32.
5159 (ix86_target_string): Add -mcrc32.
5160 (bdesc_args): Enable crc32 builtins with OPTION_MASK_ISA_CRC32.
5162 * config/i386/i386.h (TARGET_CRC32): New.
5164 * config/i386/i386.md (sse4_2_crc32<mode>): Also check TARGET_CRC32.
5165 (sse4_2_crc32di): Likewise.
5167 * config/i386/i386.opt (mcrc32): New.
5169 * doc/invoke.texi: Document -mcrc32.
5171 2009-06-11 Richard Henderson <rth@redhat.com>
5173 * common.opt (gdwarf-): Accept a version number.
5174 * doc/invoke.texi (gdwarf-): Update docs.
5175 * opth-gen.awk: Special case -gdwarf+ to OPT_gdwarfplus.
5176 * opts.c (common_handle_option) [OPT_gdwarf_]: Verify dwarf
5177 version level, and record it.
5179 * dwarf2.h (DW_CIE_VERSION): Remove.
5180 * dwarf2out.c (DWARF_VERSION): Remove.
5181 (add_fde_cfi): Skip DW_CFA_set_loc addition for dwarf3.
5182 (output_call_frame_info): Use CIE version 3 for dwarf3,
5183 or if the return register column is out of range for version 1.
5184 (dwarf_stack_op_name): Add all dwarf3 values.
5185 (DEBUG_PUBTYPES_SECTION): New.
5186 (size_of_die) [dw_val_class_die_ref]: Handle DW_FORM_ref_addr
5187 encoding change for dwarf3.
5188 (output_die) [dw_val_class_die_ref]: Likewise.
5189 (output_compilation_unit_header): Emit correct version for dwarf3.
5190 (output_line_info): Likewise.
5191 (output_pubnames): Update for DWARF_VERSION removal.
5192 (output_aranges): Likewise.
5193 (gen_subprogram_die): Emit DW_OP_call_frame_cfa if emitting dwarf3.
5194 (dwarf2out_init): Don't ifdef DEBUG_PUBTYPES_SECTION.
5195 (dwarf2out_finish): Likewise.
5197 2009-06-11 David Daney <ddaney@caviumnetworks.com>
5199 * system.h (gcc_assert, gcc_unreachable): Revert accidental commit
5202 2009-06-11 David Daney <ddaney@caviumnetworks.com>
5205 * doc/extend.texi ( __builtin_unreachable): Document new builtin.
5206 * builtins.c (expand_builtin_unreachable): New function.
5207 (expand_builtin): Handle BUILT_IN_UNREACHABLE case.
5208 * builtins.def (BUILT_IN_UNREACHABLE): Add new builtin.
5209 * cfgcleanup.c (try_optimize_cfg): Delete empty blocks with no
5211 * cfgrtl.c (rtl_verify_flow_info): Handle empty blocks when
5212 searching for missing barriers.
5214 2009-06-11 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
5216 * config/darwin.h (LINK_COMMAND_SPEC): Adjust spec to link libcov
5217 when -fprofile-generate* was passed.
5218 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
5220 2009-06-11 Anthony Green <green@moxielogic.com>
5222 * config/moxie/moxie.md: Define length attribute for all instructions.
5224 (*b<cond:code>): Support limited branch ranges for new PC-relative
5225 branch instructions.
5226 * config/moxie/moxie.h (HAS_LONG_UNCOND_BRANCH): Define.
5228 2009-06-11 Jakub Jelinek <jakub@redhat.com>
5230 * config/i386/i386.c (min_insn_size): Use get_attr_length
5231 for normal insns other than TYPE_MULTI, TYPE_OTHER and TYPE_FCMP.
5234 * config/i386/i386.c (ix86_pad_returns): Use emit_jump_insn_before
5235 instead of emit_insn_before.
5237 2009-06-10 Ian Lance Taylor <iant@google.com>
5240 * graphite.c (add_conditions_to_domain): Change SWITCH_EXPR to
5243 2009-06-10 Revital Eres <eres@il.ibm.com>
5245 * passes.c (init_optimization_passes): Reschedule
5246 predictive-commoning pass before complete unroll pass.
5248 2009-06-10 Martin Jambor <mjambor@suse.cz>
5250 * cgraph.c (cgraph_node_can_be_local_p): New function.
5251 (cgraph_make_node_local): New function.
5252 * cgraph.h (cgraph_node_can_be_local_p): Declare.
5253 (cgraph_make_node_local): Declare.
5255 2009-06-10 Nathan Froyd <froydnj@codesourcery.com>
5257 * tree.h (tree_base): Add packed_flag and user_align fields.
5258 Decrease size of spare field.
5259 (TYPE_USER_ALIGN): Use user_align from tree_base.
5260 (DECL_USER_ALIGN): Likewise.
5261 (TYPE_PACKED): Use packed_flag from tree_base.
5262 (DECL_PACKED): Likewise.
5263 (tree_type): Delete packed_flag and user_align fields. Widen
5264 precision field. Widen mode field and shuffle fields to align
5265 mode on an 8-bit boundary.
5266 (tree_decl_common): Delete decl_flag_1 and user_align fields.
5267 Renumber decl_flag_* fields. Fix comments. Widen
5268 decl_common_unused field.
5269 (DECL_HAS_VALUE_EXPR_P): Adjust for renumbering of decl_flag_* fields.
5270 (DECL_EXTERNAL): Likewise.
5271 (DECL_BIT_FIELD): Likewise.
5272 (DECL_NONADDRESSABLE_P): Likewise.
5273 (TYPE_DECL_SUPRESS_DEBUG): Likewise.
5274 * config/arm/arm-modes.def (XImode): Make it an INT_MODE.
5276 2009-06-10 Ian Lance Taylor <iant@google.com>
5278 * vec.h (DEF_VEC_ALLOC_I): Use DEF_VEC_NONALLOC_FUNCS_I.
5279 (DEF_VEC_ALLOC_P): Use DEF_VEC_NONALLOC_FUNCS_P.
5280 (DEF_VEC_ALLOC_O): Use DEF_VEC_NONALLOC_FUNCS_O.
5281 (DEF_VEC_ALLOC_FUNC_P): Only define VEC_OP (T,A,alloc).
5282 (DEF_VEC_NONALLOC_FUNCS_P): New macro, broken out of old
5283 DEF_VEC_ALLOC_FUNC_P.
5284 (DEF_VEC_ALLOC_FUNC_O): Only define VEC_OP (T,A,alloc).
5285 (DEF_VEC_NONALLOC_FUNCS_O): New macro, broken out of old
5286 DEF_VEC_ALLOC_FUNC_O.
5287 (DEF_VEC_ALLOC_FUNC_I): Only define VEC_OP (T,A,alloc).
5288 (DEF_VEC_NONALLOC_FUNCS_I): New macro, broken out of old
5289 DEF_VEC_ALLOC_FUNC_I.
5290 (vec_stack_p_reserve, vec_stack_p_reserve_exact): Declare.
5291 (vec_stack_p_reserve_exact_1): Declare.
5292 (vec_stack_o_reserve, vec_stack_o_reserve_exact): Declare.
5293 (vec_stack_free): Declare.
5294 (VEC_stack_alloc): Define.
5295 (DEF_VEC_ALLOC_P_STACK, DEF_VEC_ALLOC_FUNC_P_STACK): Define.
5296 (DEF_VEC_ALLOC_O_STACK, DEF_VEC_ALLOC_FUNC_O_STACK): Define.
5297 (DEF_VEC_ALLOC_I_STACK, DEF_VEC_ALLOC_FUNC_I_STACK): Define.
5298 * vec.c (void_p): New type. Call DEF_VEC_P and DEF_VEC_ALLOC_P
5300 (stack_vecs): New static variable.
5301 (vec_stack_p_reserve_exact_1): New function.
5302 (vec_stack_o_reserve_1): New static function.
5303 (vec_stack_p_reserve, vec_stack_p_reserve_exact): New functions.
5304 (vec_stack_o_reserve, vec_stack_o_reserve_exact): New functions.
5305 (vec_stack_free): New function.
5306 * df-scan.c (df_ref): Use DEF_VEC_P and DEF_VEC_ALLOC_P_STACK.
5307 (VEC_df_ref_stack_alloc): Define.
5308 (df_mw_hardreg_ptr): New type. Use DEF_VEC_P and
5309 DEF_VEC_ALLOC_P_STACK.
5310 (VEC_df_mw_hardreg_ptr_stack_alloc): Define.
5311 (struct df_collection_rec): Change _vec fields to VEC. Remove
5313 (df_free_collection_rec): Adjust for new fields.
5314 (df_insn_rescan): Use new df_collection_rec fields.
5315 (df_notes_rescan, df_canonize_collection_rec): Likewise.
5316 (df_ref_create_structure, df_ref_record): Likewise.
5317 (df_get_conditional_uses, df_get_call_refs): Likewise.
5318 (df_insn_refs_collect, df_bb_refs_collect): Likewise.
5319 (df_bb_refs_record, df_record_entry_block_defs): Likewise.
5320 (df_record_exit_block_uses, df_bb_verify): Likewise.
5321 (df_swap_refs): Change ref_vec parameter to VEC. Change all callers.
5322 (df_sort_and_compress_refs): Change ref_vec parameter to VEC.
5323 Remove count parameter. Change return type to void. Change all
5325 (df_sort_and_compress_mws): Change mw_vec parameter to VEC.
5326 Remove count parameter. Change return type to void. Change all
5328 (df_install_refs): Change old_vec parameter to VEC. Remove count
5329 parameter. Change all callers.
5330 (df_install_mws): Change old_vec parameter to VEC. Remove count
5331 parameter. Change all callers.
5332 (df_refs_verify): Change new_rec parameter to VEC. Change call
5334 (df_mws_verify): Likewise.
5336 2009-06-10 Alexandre Oliva <aoliva@redhat.com>
5338 * gcc.c (compare_files): Cast munmap argumento to caddr_t.
5340 2009-06-10 H.J. Lu <hongjiu.lu@intel.com>
5342 * doc/extend.texi: Add description for __builtin_ia32_crc32di.
5344 2009-06-10 Anthony Green <green@moxielogic.com>
5346 * config/moxie/crti.asm: New file.
5347 * config/moxie/crtn.asm: New file.
5348 * config/moxie/moxie.c: New file.
5349 * config/moxie/moxie.h: New file.
5350 * config/moxie/sfp-machine.h: New file.
5351 * config/moxie/moxie-protos.h: New file.
5352 * config/moxie/t-moxie: Created.
5353 * config/moxie/t-moxie-softfp: Created.
5354 * config/moxie/moxie.md: Created.
5355 * config/moxie/constraints.md: Created.
5356 * config.gcc: Add moxie support.
5357 * doc/md.texi (Machine Constraints): Add moxie constraints.
5358 * doc/contrib.texi (Contributors): Mention moxie port.
5359 * doc/install.texi (Specific): Mention the moxie port.
5361 2009-06-09 Ian Lance Taylor <iant@google.com>
5363 * system.h (HAVE_DESIGNATED_INITIALIZERS): Don't define if
5365 * optabs.c (optab_table): Only use designated initializers if
5366 HAVE_DESIGNATED_INITIALIZERS is defined.
5367 (convert_optab_table): Likewise.
5368 (init_optabs): Always call init_insn_codes if
5369 HAVE_DESIGNATED_INITIALIZERS is not defined.
5371 2009-06-09 Ian Lance Taylor <iant@google.com>
5373 * targhooks.c (default_builtin_vectorized_function): Change fn
5374 parameter to unsigned int.
5375 (default_builtin_vectorized_conversion): Change code parameter to
5377 (default_builtin_reciprocal): Change fn parameter to unsigned int.
5378 * targhooks.h: Update declarations.
5379 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Change code
5380 parameter to unsigned int.
5382 * c-typeck.c (comptypes_check_enum_int): New static function.
5383 (comptypes_internal): Add enum_and_int_p parameter. Change all
5385 (comp_target_types): Add location parameter. Change all callers.
5386 (tagged_types_tu_compatible_p): Add enum_and_int_p parameter.
5388 (function_types_compatible_p, type_lists_compatible_p): Likewise.
5389 (build_conditional_expr): Add colon_loc parameter. Change all
5391 (convert_for_assignment): Add location parameter. Change all callers.
5392 * c-parser.c (c_parser_conditional_expression): Pass location of
5393 colon to build_conditional_expr.
5394 * c-tree.h (build_conditional_expr): Update declaration.
5396 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
5398 * graphite.c: Revert previous patch.
5400 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
5403 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
5405 2009-06-09 Ghassan Shobaki <ghassan.shobaki@amd.com>
5407 * tree-ssa-loop-prefetch.c
5408 (loop_prefetch_arrays): Fixed a portability problem in printf format
5411 2009-06-09 Martin Jambor <mjambor@suse.cz>
5413 PR tree-optimization/40351
5414 * tree-sra.c (propagate_subacesses_accross_link): Check that a
5415 refrence to a potential artifical subaccess can be constructed.
5417 2009-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
5419 * config/sh/sh-protos.h (sh_optimization_options): Declare.
5420 (sh_override_options): Likewise.
5421 * config/sh/sh.c: Include params.h.
5422 (sh_optimization_options): New.
5423 (sh_override_options): Likewise.
5424 * config/sh/sh.c (OPTIMIZATION_OPTIONS): Use sh_optimization_options.
5425 (OVERRIDE_OPTIONS): Use sh_override_options.
5427 2009-06-08 Jakub Jelinek <jakub@redhat.com>
5429 * dwarf2out.c (emit_cfa_remember): New variable.
5430 (add_fde_cfi): If emit_cfa_remember, recurse to add
5431 DW_CFA_remember_state first.
5432 (dwarf2out_begin_epilogue): Don't add_fde_cfi DW_CFA_remember_state,
5433 instead just set emit_cfa_remember.
5435 2009-06-08 Jan Hubicka <jh@suse.cz>
5438 * dwarf2out.c (dwarf2out_abstract_function): Free decl_loc_table.
5440 2009-06-08 Jan Hubicka <jh@suse.cz>
5443 * cgraphunit.c (save_inline_function_body): Do not copy transform
5444 hooks for saved inline bodies.
5445 * ipa-passes.c (do_per_function): Do not add the hoks multiple times
5448 2009-06-08 Adam Nemet <anemet@caviumnetworks.com>
5450 * jump.c (returnjump_p): Handle delayed branches. Add missing
5453 2009-06-08 Jan Hubicka <jh@suse.cz>
5456 * cgraph.c (cgraph_create_edge_including_clones): Also asume that the
5457 original node might've been modified.
5458 * tree-inline.c (copy_bb): Do not assume that all clones are the same.
5460 2009-06-08 Jakub Jelinek <jakub@redhat.com>
5462 * tree-object-size.c (addr_object_size): Add OSI argument.
5463 Handle also INDIRECT_REF with SSA_NAME inside of it as base address.
5464 (compute_builtin_object_size, expr_object_size): Adjust callers.
5465 (plus_stmt_object_size): Call addr_object_size instead of
5466 compute_builtin_object_size.
5468 2009-06-08 Ghassan Shobaki <ghassan.shobaki@amd.com>
5469 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
5471 * tree-ssa-loop-prefetch.c
5472 (gather_memory_references): Introduced a counter for the number of
5474 (anything_to_prefetch_p): Introduced a counter for the number of
5476 (is_loop_prefetching_profitable): New function with a cost model
5478 (loop_prefetch_arrays): Use the new cost model to determine if
5479 prefetching is profitable.
5480 * params.def (MIN_INSN_TO_PREFETCH_RATIO,
5481 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
5482 * params.h (MIN_INSN_TO_PREFETCH_RATIO,
5483 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
5484 * doc/invoke.texi (MIN_INSN_TO_PREFETCH_RATIO,
5485 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
5487 2009-06-08 Michael Matz <matz@suse.de>
5490 * cfgexpand.c (set_rtl): Store place also in DECL_RTL, if all
5491 partitions use the same.
5492 (expand_one_var): Deal with DECL_RTL sometimes begin set also
5493 for basevars of SSA_NAMEs.
5494 (expand_used_vars): Reset TREE_USED for basevars of SSA_NAMEs,
5495 to not expand them twice.
5496 (gimple_expand_cfg): Clear DECL_RTL for those decls that have
5499 2009-06-08 Alexandre Oliva <aoliva@redhat.com>
5501 * common.opt (fcompare-debug=, fcompare-debug-second): New.
5502 (fdump-final-insns=, gtoggle): New.
5503 * doc/invoke.texi: Document them.
5504 * final.c (rest_of_clean_state): Dump final insn stream.
5505 * gcc.c (invoke_as): Hook in -fcompare-debug.
5506 (static_spec_functions): Add compare-debug-dump-opt,
5507 compare-debug-self-opt and compare-debug-auxbase-opt.
5508 (compare_debug, compare_debug_second, compare_debug_opt): New.
5509 (switches_debug_check, n_switches_debug_check): New.
5510 (debug_auxbase_opt, debug_check_temp_file): New.
5511 (process_command): Handle -fno-compare-debug, -fcompare-debug and
5513 (do_self_spec): Handle arguments after switches.
5514 (do_spec_1): Add .gk extension to temp file basenames for compare.
5515 (check_live_switch): Take SWITCH_IGNORE into account, and earlier.
5516 (cc1_options): Use it instead of normal auxbase computation for
5517 the second compare-debug compilation.
5518 (compare_files): New.
5519 (main): Set up and implement compare debug mode.
5520 (compare_debug_dump_opt_spec_function): New.
5521 (compare_debug_self_opt_spec_function): New.
5522 (compare_debug_auxbase_opt_spec_function): New.
5523 * toplev.c (process_options): Handle flag_gtoggle,
5524 flag_dump_final_insns.
5525 * coverage.c (coverage_begin_output): Don't overwrite .gcno file
5526 during -fcompare-debug-second compilation.
5528 2009-06-07 Ian Lance Taylor <iant@google.com>
5530 * dwarf2.h (enum dwarf_location_atom): Add INTERNAL_DW_OP_tls_addr.
5531 * dwarf2out.c (INTERNAL_DW_OP_tls_addr): Don't #define.
5533 * c-common.c (c_do_switch_warnings): Don't exit early for -Wswitch
5534 with no default node. Change warning with %H to warning_at.
5535 Don't clear warn_switch around case checking.
5536 * doc/invoke.texi (Warning Options): Clarify distinction between
5537 -Wswitch and -Wswitch-enum.
5539 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5541 * tree-pass.h (TODO_update_ssa_any): Document internal use only.
5543 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5545 * gbl-ctors.h: Add header guard.
5547 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5549 * tree-flow.h (make_value_handle, set_value_handle, sort_vuses,
5550 sort_vuses_heap, vn_lookup_or_add, vn_lookup_or_add_with_stmt,
5551 vn_lookup_or_add_with_vuses, vn_add, vn_add_with_vuses,
5552 vn_lookup_with_stmt, vn_lookup, vn_lookup_with_vuses): Remove
5553 prototypes for removed functions.
5554 (expressions_equal_p): Move to ...
5555 * tree-ssa-sccvn.h: ... here and ...
5556 * matrix-reorg.c: ... adjust includes.
5558 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5560 * ipa-struct-reorg.c (do_reorg_1): Fix whitespace in dump output.
5562 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5564 * c-decl.c (finish_decl): Use bool for variable was_incomplete.
5565 (finish_function): Remove erroneous whitespace.
5567 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5569 * tree-cfg.c (gimple_merge_blocks): Commentary typo fix.
5570 (verify_stmts): Print statement who's gimple_bb is set to a wrong BB
5572 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5574 * errors.c (internal_error): Commentary typo fix.
5575 * gimple-iterator.c (gsi_insert_seq_on_edge): Ditto.
5576 * tree-ssa-pre.c: Ditto.
5578 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5580 * basic-block.h (ENTRY_BLOCK, EXIT_BLOCK): Document that neither of
5581 them is supposed to hold actual statements.
5583 2009-06-06 Ian Lance Taylor <iant@google.com>
5585 * doc/extend.texi (Attribute Syntax): Document that C++ labels on
5586 empty statements can now have attributes.
5588 2009-06-05 Shujing Zhao <pearly.zhao@oracle.com>
5590 * config/mips/mips.c: Use REG_P and CONST_INT_P where applicable.
5591 * config/mips/mips.md: Ditto.
5593 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
5595 * config/rs6000/eabi.asm (__eabi_convert): Don't define if
5597 (__eabi_uconvert): Likewise.
5599 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
5601 * config/rs6000/ppc-asm.h: Protect auto-host.h inclusion and
5602 CFI_* definitions with IN_GCC.
5604 2009-06-05 David Edelsohn <edelsohn@gnu.org>
5606 * xcoffout.h (xcoffout_source_line): Update prototype.
5608 2009-06-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5610 * builtins.c (do_mpc_ckconv, do_mpc_arg1): Use
5611 mpc_realref/mpc_imagref instead of MPC_RE/MPC_IM.
5613 2009-06-05 Jakub Jelinek <jakub@redhat.com>
5616 * tree-ssa-live.c (remove_unused_scope_block_p): Don't prune
5617 inlined_function_outer_scope_p blocks for artificial inlines
5619 * tree.c (tree_nonartificial_location): Rewrite using
5620 block_nonartificial_location.
5622 2009-06-05 Revital Eres <eres@il.ibm.com>
5623 Leehod Baruch <leehod@il.ibm.com>
5625 * expr.c (expand_assignment): Expand MISALIGNED_INDIRECT_REF.
5626 (expand_expr_real_1): Remove comment.
5627 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
5628 Vectorize misaligned access when the target supports it.
5629 (vect_supportable_dr_alignment): Check for unaligned access support.
5630 * tree-vect-stmts.c (vectorizable_store): Generate misaligned store
5633 2009-06-05 Julian Brown <julian@codesourcery.com>
5635 * config/arm/ieee754-df.S (cmpdf2): Avoid writing below SP.
5636 * config/arm/ieee754-sf.S (cmpsf2): Likewise.
5638 2009-06-05 Richard Guenther <rguenther@suse.de>
5641 * dwarf2out.c (dwarf2out_begin_function): Mark discriminator
5644 2009-06-05 Jakub Jelinek <jakub@redhat.com>
5646 * config/s390/s390.c (global_not_special_regno_p): New static inline.
5647 (save_gprs): Don't tell unwinder when a global register is saved.
5648 (s390_emit_epilogue): Emit needed epilogue unwind info.
5650 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
5652 * dwarf2out.c (deferred_asm_name): New.
5653 (add_name_and_src_coords_attributes): Defer creation of
5654 DW_AT_MIPS_linkage_name attribute if DECL_ASSEMBLER_NAME was not
5656 (move_linkage_attr): New.
5657 (dwarf2out_finish): Revisit deferrals and emit attributes at the
5660 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
5662 * tree-nested.c (finalize_nesting_tree_1): Declare the
5663 frame_decl in the binding tree.
5665 2009-06-04 Cary Coutant <ccoutant@google.com>
5667 * basic-block.h (struct basic_block_def): Add discriminator field.
5668 * dbxout.c (dbxout_source_line): Add new parameter. Change all
5670 * debug.c (do_nothing_debug_hooks): Add additional entry.
5671 (debug_nothing_int_charstar_int): New function.
5672 * debug.h (struct gcc_debug_hooks): Add parameter to source_line hook.
5673 (debug_nothing_int_charstar_int): New declaration.
5674 * dwarf2out.c (dwarf2out_source_line): Add new parameter. Write
5675 discriminator value in .loc directive.
5676 * final.c (last_discriminator): New variable.
5677 (discriminator): New variable.
5678 (final_start_function): Initialize above variables, pass current
5679 discriminator to debug hook.
5680 (notice_source_line): Check for discriminator change.
5681 * gimple-pretty-print.c (dump_bb_header): Print discriminator value.
5682 * sdbout.c (sdbout_source_line): New parameter.
5683 * tree-cfg.c (struct locus_discrim_map): New structure type.
5684 (discriminator_per_locus): New hash table.
5685 (build_gimple_cfg): Allocate and free discriminator hash table.
5686 (make_edges): Call assign_discriminator.
5687 (locus_map_hash): New function.
5688 (locus_map_eq): New function.
5689 (next_discriminator_for_locus): New function.
5690 (same_line_p): New function.
5691 (assign_discriminator): New function.
5692 (make_cond_expr_edges): Call assign_discriminator.
5693 (make_gimple_switch_edges): Likewise.
5694 (first_non_label_stmt): New function.
5695 * vmsdbgout.c (vmsdbgout_source_line): Add new parameter. Change
5697 * xcoffout.c (xcoffout_source_line): Add new parameter.
5699 * configure.ac (gcc_cv_as_discriminator): New configury check for
5700 gas support for discriminator.
5701 * configure: Regenerate.
5702 * config.in: Regenerate.
5704 2009-06-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5706 * config/arm/arm.c (thumb2_legitimate_index_p): Initialize
5707 val after checking for integers.
5709 2009-06-04 Uros Bizjak <ubizjak@gmail.com>
5711 * config/i386/i386.h (X86_64_MS_REGPARM_MAX): Rename from
5713 (REGPARM_MAX): Use X86_64_MS_REGPARM_MAX.
5714 (X86_64_MS_SSE_REGPARM_MAX): Rename from X64_SSE_REGPARM_MAX.
5715 (SSE_REGPARM_MAX): Use X86_64_MS_SSE_REGPARM_MAX.
5716 * config/i386/i386.c: Use X86_64_MS_REGPARM_MAX instead of
5717 X64_REGPARM_MAX. Use X86_64_MS_SSE_REGPARM_MAX instead of
5718 X64_SSE_REGPARM_MAX.
5719 * config/i386/i386.md: Use X86_64_MS_SSE_REGPARM_MAX instead of
5720 X64_SSE_REGPARM_MAX.
5722 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
5724 * gcc.c (report_times_to_file): New.
5725 (execute): Implement it.
5726 (process_command): Support -time=.
5727 * doc/invoke.texi: Document it.
5729 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
5731 * tree-ssa-live.c (remove_unused_scope_block_p): Keep variables
5732 that have value exprs.
5734 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
5736 * dwarf2asm.c (dw2_force_const_mem): Defer creation of
5737 declarations for constants until...
5738 (dw2_output_indirect_constant_1): ... this point.
5740 2009-06-04 Richard Earnshaw <rearnsha@arm.com>
5743 * arm.md (arm_addsi3): Don't try to split an add with an
5744 eliminable register until after reload has completed.
5746 2009-06-03 Ian Lance Taylor <iant@google.com>
5748 * dummy-checksum.c (executable_checksum): Use EXPORTED_CONST.
5749 * genattrtab.c (write_length_unit_log): Likewise.
5750 * genchecksum.c (dosum): Likewise.
5751 * gengtype.c (write_rtx_next): Likewise.
5752 (finish_root_table, write_roots): Likewise.
5753 * gimple.c (gimple_ops_offset_): Likewise.
5754 * tree-nomudflap.c (gt_ggc_r_gt_tree_mudflap_h): Likewise.
5755 * config/arc/arc.c (arc_attribute_table): Likewise.
5756 * config/arm/arm.c (arm_attribute_table): Likewise.
5757 * config/avr/avr.c (avr_attribute_table): Likewise.
5758 * config/crx/crx.c (crx_attribute_table): Likewise.
5759 * config/m32r/m32r.c (m32r_attribute_table): Likewise.
5760 * config/m68hc11/m68hc11.c (m68hc11_attribute_table): Likewise.
5761 * config/mcore/mcore.c (mcore_attribute_table): Likewise.
5762 * config/rs6000/rs6000.c (rs6000_attribute_table): Likewise.
5763 * config/sh/sh.c (sh_attribute_table): Likewise.
5764 * config/sparc/sparc.c (sparc_attribute_table): Likewise.
5765 * config/spu/spu.c (spu_attribute_table): Likewise.
5766 * config/v850/v850.c (v850_attribute_table): Likewise.
5768 * config/alpha/alpha.c (vms_attribute_table): Make static.
5769 * config/bfin/bfin.c (bfin_attribute_table): Likewise.
5770 * config/h8300/h8300.c (h8300_attribute_table): Likewise.
5771 * config/mips/mips.c (mips_attribute_table): Likewise.
5773 * Makefile.in (dummy-checksum.o): Depend upon $(CONFIG_H) and
5775 (cc1-checksum.o): Likewise.
5777 2009-06-03 Steve Ellcey <sje@cup.hp.com>
5779 * config/ia64/vect.md (*movv2sf_internal): Handle big endian case.
5781 2009-06-03 Jakub Jelinek <jakub@redhat.com>
5783 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Return generated
5784 insn if it is changing sp. Use gen_add3_insn instead of
5785 conditionally gen_addsi3 and gen_adddi3.
5786 (offset_below_red_zone_p): New static inline function.
5787 (rs6000_emit_epilogue): Emit needed epilogue unwind info.
5788 Use gen_add3_insn instead of conditionally gen_addsi3 and gen_adddi3.
5789 * config/rs6000/ppc-asm.h: Include auto-host.h.
5790 (CFI_STARTPROC, CFI_ENDPROC, CFI_DEF_CFA_REGISTER, CFI_OFFSET,
5791 CFI_RESTORE): Define.
5792 * config/rs6000/crtresxgpr.asm: Add unwind info.
5793 * config/rs6000/crtresxfpr.asm: Likewise.
5794 * config/rs6000/crtresgpr.asm: Likewise.
5795 * config/rs6000/crtresfpr.asm: Likewise.
5796 * config/rs6000/crtsavgpr.asm: Likewise.
5797 * config/rs6000/crtsavfpr.asm: Likewise.
5799 * dwarf2out.c (output_cfi_directive): Pass 1 instead of 0 to second
5800 argument of DWARF2_FRAME_REG_OUT macros.
5802 2009-06-03 Julian Brown <julian@codesourcery.com>
5804 * config/arm/arm.c (arm_hard_regno_mode_ok): Permit values of four
5805 words or less (including TImode) in core registers.
5807 2009-06-03 Richard Guenther <rguenther@suse.de>
5810 * fold-const.c (fold_convert): Fold the build COMPLEX_EXPR.
5812 2009-06-03 Andrey Belevantsev <abel@ispras.ru>
5814 * statistics.c (statistics_counter_event): Do not record event
5815 in pass dump if its number == -1.
5816 (curr_statistics_hash): Add assert that we never get passes
5817 with static number == -1.
5819 2009-06-03 Richard Guenther <rguenther@suse.de>
5820 Andrey Belevantsev <abel@ispras.ru>
5822 * cfgexpand.c (discover_nonconstant_array_refs_r): Make only
5823 non-BLKmode arrays addressable.
5825 2009-06-03 Maxim Kuvyrkov <maxim@codesourcery.com>
5827 * config/m68k/linux.h (HAVE_GAS_BALIGN_AND_P2ALIGN): Move to ...
5828 * config/m68k/m68k.h: ... here.
5829 * testsuite/gcc.dg/falign-labels.c (dg-options): Don't restrict for
5832 2009-06-03 Martin Jambor <mjambor@suse.cz>
5834 PR tree-optimization/40323
5835 * ipa-prop.c (get_ssa_def_if_simple_copy): Break if not single
5838 2009-06-03 Richard Guenther <rguenther@suse.de>
5840 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
5843 2009-06-03 Shujing Zhao <pearly.zhao@oracle.com>
5845 * config/sh/predicates.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
5846 JUMP_P, CALL_P, NONJUMP_INSN_P, NOTE_P, BARRIER_P and
5847 JUMP_TABLE_DATA_P where applicable.
5848 * config/sh/sh.c: Ditto.
5849 * config/sh/sh.h: Ditto.
5850 * config/sh/sh.md: Ditto.
5851 * config/sh/symbian.c: Ditto.
5853 2009-06-03 Uros Bizjak <ubizjak@gmail.com>
5855 * config/i386/driver-i386.c (describe_cache): Optimize
5856 concatenation of strings. Use snprintf instead of sprintf.
5857 (host_detect_local_cpu): Ditto. Ignore -march and -mtune for native
5858 target when not compiling with GCC.
5860 2009-06-02 Kaz Kojima <kkojima@gcc.gnu.org>
5862 * config/sh/sh.c: Revert last change.
5863 (sh_expand_epilogue): Emit a blockage insn before the frame
5864 pointer adjustment unconditionally.
5866 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
5868 * config/pa/pa-hpux.h (LINK_SPEC): Remove "%<fwhole-program".
5869 * config/pa/pa-hpux10.h (LINK_SPEC): Likewise.
5870 * config/pa/pa-hpux11.h (LINK_SPEC): Likewise.
5871 * gcc.c (set_collect_gcc_options): Don't add -fwhole-program
5872 to COLLECT_GCC_OPTIONS.
5874 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
5876 * collect2.c (target_system_root): New variable.
5877 (main): Handle --sysroot=.
5878 (ignore_library): Strip the sysroot from the library path.
5880 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
5882 * Makefile.in (COLLECT2_OBJS): Add collect2-aix.o.
5883 (collect2.o): Depend on collect2-aix.h.
5884 (collect2-aix.o): New rule.
5885 * collect2-aix.h: New file.
5886 * collect2-aix.c: Likewise.
5887 * collect2.c: Include collect2-aix.h. Don't undefine
5888 OBJECT_FORMAT_COFF if CROSS_AIX_SUPPORT is defined.
5889 Guard native includes with #ifndef CROSS_DIRECTORY_STRUCTURE.
5890 Use TARGET_AIX_VERSION instead of _AIX51.
5891 * config/rs6000/aix43.h (TARGET_AIX_VERSION): Define.
5892 * config/rs6000/aix51.h (TARGET_AIX_VERSION): Likewise.
5893 * config/rs6000/aix52.h (TARGET_AIX_VERSION): Likewise.
5894 * config/rs6000/aix53.h (TARGET_AIX_VERSION): Likewise.
5895 * config/rs6000/aix61.h (TARGET_AIX_VERSION): Likewise.
5897 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
5899 * collect2.c (ignore_library): Avoid premature post-increment
5902 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
5904 * Makefile.in (libgcc.mvars): Add TARGET_SYSTEM_ROOT.
5905 * config/rs6000/aix.h (LINK_SYSCALLS_SPEC): Add %R to the
5906 !CROSS_DIRECTORY_STRUCTURE alternative and use it for
5907 CROSS_DIRECTORY_STRUCTURE too.
5908 (LINK_LIBG_SPEC): Likewise.
5909 (LIB_SPEC): Add %R to sysroot paths.
5910 * config/rs6000/aix43.h (CPP_SPEC): Add %R to sysroot paths.
5911 (CPLUSPLUS_CPP_SPEC, LIB_SPEC): Likewise.
5912 * config/rs6000/aix51.h: As for aix43.h.
5913 * config/rs6000/aix52.h: Likewise.
5914 * config/rs6000/aix53.h: Likewise.
5915 * config/rs6000/aix61.h: Likewise.
5916 * config/rs6000/t-aix52 (SHLIB_LINK): Add $(TARGET_SYSTEM_ROOT)
5917 to the beginning of sysroot paths.
5919 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
5921 * print_rtl (print_rtx): Don't print modes in EXPR_LISTs and
5922 INSN_LISTs that are out of the REG_NOTE range.
5924 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
5926 * loop-unroll.c (struct iv_to_split): Add pointer to next.
5927 (struct var_to_expand): Likewise.
5928 (struct opt_info): Add head and tail for linked lists of the above.
5929 (analyze_insn_to_expand_var): Initialize next.
5930 (analyze_iv_to_split_insn): Likewise.
5931 (analyze_insns_in_loop): Create linked lists.
5932 (allocate_basic_variable): Simplify for use without hash table.
5933 (insert_var_expansion_initialization): Likewise, make it type-safer.
5934 (combine_var_copies_in_loop_exit): Likewise.
5935 (apply_opt_in_copies): Walk lists rather than hash tables.
5936 (release_var_copies): Simplified and inlined by hand into...
5937 (free_opt_info): ... this function.
5939 2009-06-02 Richard Guenther <rguenther@suse.de>
5941 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
5944 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
5946 * cfgexpand.c (gimple_expand_cfg): Discard the source location
5947 only for builtins that are not overridden.
5949 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
5951 * gengtype.c (adjust_field_rtx_def): Add NOTE_INSN_DELETED_LABEL's
5954 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
5956 * df-core.c (df_ref_debug): Honor -fdump-noaddr.
5958 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
5960 * combine.c (move_deaths): Compare LUIDs within the same BB only.
5962 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
5964 * common.opt (fdump-unnumbered-links): New.
5965 * doc/invoke.texi (-fdump-unnumbered-links): Document it.
5966 * print-rtl.c (flag_dump_unnumbered_links): New.
5967 (print_rtx): Test it.
5969 2009-06-02 Richard Earnshaw <rearnsha@arm.com>
5971 * arm.c (arm_get_frame_offsets): Prefer using r3 for padding a
5972 push/pop multiple to 8-byte alignment.
5974 2009-06-01 Jakub Jelinek <jakub@redhat.com>
5976 * config/i386/i386.c (queued_cfa_restores): New static variable.
5977 (ix86_add_cfa_restore_note, ix86_add_queued_cfa_restore_notes): New
5979 (pro_epilogue_adjust_stack): Call ix86_add_queued_cfa_restore_notes.
5980 (ix86_emit_restore_reg_using_pop): Add RED_OFFSET argument.
5981 Set RTX_FRAME_RELATED_P immediately after adding a REG_CFA_* note.
5982 Call ix86_add_cfa_restore_note instead of adding REG_CFA_OFFSET
5983 note unconditionally.
5984 (ix86_emit_restore_regs_using_mov): Likewise.
5985 (ix86_emit_restore_sse_regs_using_mov): Likewise.
5986 (ix86_emit_restore_regs_using_pop): Add RED_OFFSET argument, pass
5987 it through to ix86_emit_restore_reg_using_pop.
5988 (ix86_emit_leave): Add RED_OFFSET argument. Call
5989 ix86_add_queued_cfa_restore_notes. Call ix86_add_cfa_restore_note
5990 instead of adding REG_CFA_OFFSET note unconditionally.
5991 (ix86_expand_epilogue): Compute RED_OFFSET, pass it down to
5992 the above functions. Call ix86_add_queued_cfa_restore_notes when
5995 * dwarf2out.c (dwarf2out_cfi_label): Add FORCE argument, if true,
5996 force output of the label even for dwarf2out_do_cfi_asm.
5997 (add_fde_cfi): If -g2 and above and cfi might change CFA,
5998 force creation of CFI label and chain DW_CFA_set_loc jumping to it
5999 for convert_cfa_to_fb_loc_list. Adjust other dwarf2out_cfi_label
6001 (dwarf2out_stack_adjust, dwarf2out_frame_debug,
6002 dwarf2out_begin_epilogue, dwarf2out_frame_debug_restore_state): Adjust
6003 dwarf2out_cfi_label callers.
6004 * tree.h (dwarf2out_cfi_label): Adjust prototype.
6005 * config/arm/arm.c (thumb_pushpop, thumb1_output_function_prologue):
6006 Adjust dwarf2out_cfi_label callers.
6007 * config/vax/vax.c (vax_output_function_prologue): Likewise.
6009 * config/i386/i386.h (struct machine_cfa_state,
6010 struct machine_function): Guard with ifndef USED_FOR_TARGET
6011 instead of not IN_LIBGCC2 and not in IN_TARGET_LIBS.
6014 * emutls.c (__emutls_get_address): Change arr->size to mean number
6015 of allocated arr->data entries instead of # of slots + 1.
6018 * recog.c (peep2_reinit_state): New function.
6019 (peephole2_init_state): Use it at the end of a basic block and also
6020 when seeing a RTX_FRAME_RELATED_P insn.
6022 2009-06-01 Steve Ellcey <sje@cup.hp.com>
6024 * ia64.md (floatdirf2, fix_truncrfdi, floatunsdirf,
6025 fixuns_truncrfdi2): New.
6026 (fix_truncxfdi2_alts, fixuns_truncxfdi2_alts,
6027 *nmaddsf4_alts, *nmadddf4_alts, *nmadddf4_truncsf_alts,
6028 *mulxf3_alts, *mulxf3_truncsf_alts, *mulxf3_truncdf_alts,
6029 *maddxf4_alts, *maddxf4_alts_truncsf, *maddxf4_alts_truncdf,
6030 *nmaddxf4_alts, *nmaddxf4_truncsf_alts, *nmaddxf4_truncdf_alts,
6031 *recip_approx): Remove.
6032 (divsi3 modsi3, udivsi3, umodsi3, divsi3_internal, divdi3,
6033 moddi3, udivdi3, umoddi3, divdi3_internal_lat, divdi3_internal_thr,
6034 divsf3, sqrtsf2, divdf3, sqrtdf2, divxf3, sqrtxf2): Modify and
6036 * div.md (fix_truncrfdi2_alts, fixuns_truncrfdi2_alt,
6039 2009-06-01 Ian Lance Taylor <iant@google.com>
6041 * attribs.c (register_attribute): Use CONST_CAST.
6042 * collect2.c (main): Use CONST_CAST2.
6043 (scan_prog_file): Likewise.
6044 * gcc.c (process_command, main): Likewise.
6045 * toplev.c (toplev_main): Likewise.
6047 * c-typeck.c (handle_warn_cast_qual): New static function,
6048 partially broken out of build_c_cast.
6049 (build_c_cast): Call handle_warn_cast_qual.
6050 * doc/invoke.texi (Warning Options): Document new effect of
6053 2009-06-01 Aldy Hernandez <aldyh@redhat.com>
6055 * diagnostic.c (diagnostic_build_prefix): Always print columns.
6056 (diagnostic_report_current_module): Print columns.
6057 * common.opt (flag_show_column): Enable by default.
6059 2009-06-01 Luis Machado <luisgpm@br.ibm.com>
6061 * alias.c (find_base_term): Check for NULL term before returning.
6063 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
6065 Revert due to PR40320:
6066 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
6067 * calls.c (emit_library_call_value_1): Don't force_operand for move
6070 2009-06-01 Olivier Hainque <hainque@adacore.com>
6071 Eric Botcazou <ebotcazou@adacore.com>
6073 * tree.h (CONSTRUCTOR_BITFIELD_P): True if NODE, a FIELD_DECL, is
6074 to be processed as a bitfield for constructor output purposes.
6075 * output.h (initializer_constant_valid_for_bitfield_p): Declare
6077 * varasm.c (oc_local_state): New type, output_constructor
6078 local state to support communication with helpers.
6079 (oc_outer_state): New type, output_constructor outer state of
6080 relevance in recursive calls.
6081 (output_constructor_array_range): New output_constructor helper,
6082 extracted code for an array range element.
6083 (output_constructor_regular_field): New output_constructor helper,
6084 extracted code for an element that is not a bitfield.
6085 (output_constructor_bitfield): New output_constructor helper,
6086 extracted code for a bitfield element. Accept an OUTER state
6087 argument for recursive processing. Recurse on record or array
6088 CONSTRUCTOR values, possibly past noop conversions.
6089 (initializer_constant_valid_for_bitfield_p): New predicate. Whether
6090 VALUE is a valid constant-valued expression for use in a static
6091 bit-field initializer.
6092 (output_constructor): Rework to use helpers. Accept and honor an
6093 OUTER state argument for recursive calls. Return total size. Be
6094 prepared for nested constructors initializing bitfields.
6095 (output_constant): Feed OUTER in calls to output_constructor.
6097 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
6099 * calls.c (emit_library_call_value_1): Don't force_operand for move
6102 2009-06-01 Nick Clifton <nickc@redhat.com>
6104 * doc/invoke.texi (IA-64 Options): Fix typo.
6106 2009-06-01 Ira Rosen <irar@il.ibm.com>
6108 PR tree-optimization/39129
6109 * tree-vect-loop-manip.c (conservative_cost_threshold): Change the
6111 (vect_do_peeling_for_loop_bound): Use
6112 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
6113 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
6114 (vect_loop_versioning): Likewise.
6115 (vect_create_cond_for_alias_checks): Fix indentation.
6116 * tree-vectorizer.h (struct _loop_vec_info): Fix indentation of the
6118 (LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT): Define.
6119 (LOOP_REQUIRES_VERSIONING_FOR_ALIAS): Likewise.
6120 * tree-vect-loop.c (vect_analyze_loop_form): Change "too many BBs" to
6121 "control flow in loop".
6122 (vect_estimate_min_profitable_iters): Use
6123 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
6124 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
6125 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
6126 (vect_create_data_ref_ptr): Don't mention array dimension in printing.
6127 * tree-vect-stmts.c (vectorizable_store): Replace the check that the
6128 statement belongs to a group of strided accesses with the exact code
6130 (vectorizable_load): Likewise.
6131 * tree-vect-slp.c (vect_analyze_slp_instance): Spell out "basic block".
6132 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
6134 2009-06-01 Gerald Pfeifer <gerald@pfeifer.com>
6136 * config/freebsd-stdint.h: New file.
6137 * config.gcc (*-*-freebsd): Set use_gcc_stdint=wrap.
6138 Add freebsd-stdint.h to tm_file.
6140 2009-06-01 Richard Earnshaw <rearnsha@arm.com>
6142 * arm/thumb2.md (thumb2_zero_extendhidi2): New insn and split.
6143 (thumb2_extendhidi2): Likewise.
6145 2009-05-31 Ian Lance Taylor <iant@google.com>
6147 * regstat.c (regstat_n_sets_and_refs): Remove duplicate definition.
6149 2009-05-31 Ian Lance Taylor <iant@google.com>
6151 * Makefile.in (except.o): Depend upon gt-except.h, not gt-$(EXCEPT_H).
6152 (ipa-cp.o): Depend upon $(FIBHEAP_H) and $(PARAMS_H).
6153 (ipa-reference.o): Depend upon gt-ipa-reference.h.
6155 2009-05-31 Jason Merrill <jason@redhat.com>
6157 * tree-pretty-print.c (print_call_name): Take the callee, not the
6158 call itself. Make non-static. Use dump_function_name for functions.
6159 (dump_generic_node): Adjust.
6160 * diagnostic.h: Declare print_call_name.
6161 * gimple-pretty-print.c (dump_gimple_call): Use it.
6163 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
6165 * config/sh/sh.md (ashldi3_std): New define_expand.
6168 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
6171 * config/sh/sh.c: Include debug.h.
6172 (sh_expand_epilogue): Emit a blockage insn before the frame
6173 pointer adjustment also when dwarf2out_do_frame returns true.
6175 2009-05-31 Richard Earnshaw <rearnsha@arm.com>
6177 * arm/thumb2.md (thumb2_extendsidi2): Add a split sub-pattern.
6178 (thumb2_extendqidi2): New pattern.
6180 2009-05-31 Ira Rosen <irar@il.ibm.com>
6182 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1): Don't
6183 mark phis for renaming.
6184 * tree-vectorizer.c (vect_memsyms_to_rename): Remove.
6185 (vectorize_loops): Don't allocate and free vect_memsyms_to_rename.
6186 Call mark_sym_for_renaming.
6187 * tree-vectorizer.h (vect_memsyms_to_rename): Remove.
6188 * tree-vect-loop.c (vect_transform_loop): Remove
6189 vect_memsyms_to_rename initialization and a call to
6190 mark_set_for_renaming.
6192 2009-05-31 Jakub Jelinek <jakub@redhat.com>
6195 * config/i386/i386.c (pro_epilogue_adjust_stack): Mark insns
6196 frame related even if !set_cfa && style < 0.
6198 2009-05-30 Kai Tietz <kai.tietz@onevision.com>
6200 * config/i386/mingw-tls.c: New file.
6201 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Add mingw-tls.c file.
6202 * gthr-win32.h (MINGW32_SUPPORTS_MT_EH): Define it for targets
6203 defining _WIN32 but not __CYGWIN__.
6205 2009-05-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6207 * configure.ac: Add MPC support.
6209 * config.in, configure: Regenerate.
6211 2009-05-29 Richard Henderson <rth@redhat.com>
6213 * cfgcleanup.c (try_crossjump_to_edge): Only skip past
6214 NOTE_INSN_BASIC_BLOCK.
6215 * cfglayout.c (duplicate_insn_chain): Copy epilogue insn marks.
6216 Duplicate NOTE_INSN_EPILOGUE_BEG notes.
6217 * cfgrtl.c (can_delete_note_p): Allow NOTE_INSN_EPILOGUE_BEG
6219 * dwarf2out.c (struct cfa_loc): Change indirect field to bitfield,
6221 (add_cfi): Disable check redefining cfa away from drap.
6222 (lookup_cfa_1): Add remember argument; handle remember/restore.
6223 (lookup_cfa): Pass remember argument.
6224 (cfa_remember): New.
6225 (compute_barrier_args_size_1): Remove sibcall check.
6226 (dwarf2out_frame_debug_def_cfa): New.
6227 (dwarf2out_frame_debug_adjust_cfa): New.
6228 (dwarf2out_frame_debug_cfa_offset): New.
6229 (dwarf2out_frame_debug_cfa_register): New.
6230 (dwarf2out_frame_debug_cfa_restore): New.
6231 (dwarf2out_frame_debug): Handle REG_CFA_* notes.
6232 (dwarf2out_begin_epilogue): New.
6233 (dwarf2out_frame_debug_restore_state): New.
6234 (dw_cfi_oprnd1_desc): Handle DW_CFA_remember_state,
6235 DW_CFA_restore_state.
6236 (output_cfi_directive): Likewise.
6237 (convert_cfa_to_fb_loc_list): Likewise.
6238 (dw_cfi_oprnd1_desc): Handle DW_CFA_restore.
6239 * dwarf2out.h: Update.
6240 * emit-rtl.c (try_split): Don't split RTX_FRAME_RELATED_P.
6241 (copy_insn_1): Early out for null.
6242 * final.c (final_scan_insn): Call dwarf2out_begin_epilogue
6243 and dwarf2out_frame_debug_restore_state.
6244 * function.c (prologue, epilogue, sibcall_epilogue): Remove.
6245 (prologue_insn_hash, epilogue_insn_hash): New.
6246 (free_after_compilation): Adjust freeing accordingly.
6247 (record_insns): Create hash table if needed; push insns into
6248 hash instead of array.
6249 (maybe_copy_epilogue_insn): New.
6250 (contains): Search hash table instead of array.
6251 (sibcall_epilogue_contains): Remove.
6252 (thread_prologue_and_epilogue_insns): Split eh_return insns
6253 and mark them as epilogues.
6254 (reposition_prologue_and_epilogue_notes): Rewrite epilogue
6255 scanning in terms of basic blocks.
6256 * insn-notes.def (CFA_RESTORE_STATE): New.
6257 * jump.c (returnjump_p_1): Accept EH_RETURN.
6258 (eh_returnjump_p_1, eh_returnjump_p): New.
6259 * reg-notes.def (CFA_DEF_CFA, CFA_ADJUST_CFA, CFA_OFFSET,
6260 CFA_REGISTER, CFA_RESTORE): New.
6261 * rtl.def (EH_RETURN): New.
6262 * rtl.h (eh_returnjump_p, maybe_copy_epilogue_insn): Declare.
6264 * config/bfin/bfin.md (UNSPEC_VOLATILE_EH_RETURN): Remove.
6265 (eh_return_internal): Use eh_return rtx; split w/ epilogue.
6267 * config/i386/i386.c (gen_push): Update cfa state.
6268 (pro_epilogue_adjust_stack): Add set_cfa argument. When true,
6269 add a CFA_ADJUST_CFA note.
6270 (ix86_dwarf_handle_frame_unspec): Remove.
6271 (ix86_expand_prologue): Update cfa state.
6272 (ix86_emit_restore_reg_using_pop): New.
6273 (ix86_emit_restore_regs_using_pop): New.
6274 (ix86_emit_leave): New.
6275 (ix86_emit_restore_regs_using_mov): Add CFA_RESTORE notes.
6276 (ix86_expand_epilogue): Add notes for unwinding the epilogue.
6277 * config/i386/i386.h (struct machine_cfa_state): New.
6278 (ix86_cfa_state): New.
6279 * config/i386/i386.md (UNSPEC_EH_RETURN): Remove.
6280 (eh_return_internal): Merge from eh_return_<mode>,
6281 use eh_return rtx, split w/ epilogue.
6283 2009-05-29 Ian Lance Taylor <iant@google.com>
6285 * builtins.c (validate_gimple_arglist): Don't use va_arg with
6287 * calls.c (emit_library_call_value_1): Likewise.
6289 * c-typeck.c (c_build_va_arg): New function.
6290 * c-tree.h (c_build_va_arg): Declare.
6291 * c-parser.c (c_parser_postfix_expression): Call c_build_va_arg
6292 instead of build_va_arg.
6294 2009-05-29 Eric Botcazou <ebotcazou@adacore.com>
6296 * tree-ssa-loop-ivopts.c (strip_offset_1) <MULT_EXPR>: New case.
6297 (force_expr_to_var_cost) <NEGATE_EXPR>: Likewise.
6298 (ptr_difference_cost): Use affine combinations to compute it.
6299 (difference_cost): Likewise.
6300 (get_computation_cost_at): Compute more accurate cost for addresses
6301 if the ratio is a multiplier allowed in addresses.
6302 For non-addresses, consider that an additional offset or symbol is
6305 2009-05-29 Jakub Jelinek <jakub@redhat.com>
6307 * config/i386/i386.c (ix86_decompose_address): Avoid useless
6308 0 displacement. Add 0 displacement if base is %[er]bp or %r13.
6310 * config/i386/i386.md (prefix_data16, prefix_rep): Set to 0 for
6311 TYPE_SSE{MULADD,4ARG,IADD1,CVT1} by default.
6312 (prefix_rex): For UNIT_MMX don't imply the prefix by default
6314 (prefix_extra): Default to 2 for TYPE_SSE{MULADD,4ARG} and
6315 to 1 for TYPE_SSE{IADD1,CVT1}.
6316 (prefix_vex_imm8): Removed.
6317 (length_vex): Only pass 1 as second argument to
6318 ix86_attr_length_vex_default if prefix_extra is 0.
6319 (modrm): For TYPE_INCDEC only set to 0 if not TARGET_64BIT.
6320 (length): For prefix vex computation use length_immediate
6321 attribute instead of prefix_vex_imm8.
6322 (cmpqi_ext_3_insn, cmpqi_ext_3_insn_rex64,
6323 addqi_ext_1, addqi_ext_1_rex64, *testqi_ext_0, andqi_ext_0,
6324 *andqi_ext_0_cc, *iorqi_ext_0, *xorqi_ext_0, *xorqi_cc_ext_1,
6325 *xorqi_cc_ext_1_rex64): Override modrm attribute to 1.
6326 (extendsidi2_rex64, extendhidi2, extendqidi2, extendhisi2,
6327 *extendhisi2_zext, extendqihi2, extendqisi2, *extendqisi2_zext): Emit
6328 a space in between the operands.
6329 (*anddi_1_rex64, *andsi_1): Likewise. Override prefix_rex to 1
6330 if one operand is 0xff and the other one si, di, bp or sp.
6331 (*andhi_1): Override prefix_rex to 1 if one operand is 0xff and the
6332 other one si, di, bp or sp.
6333 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Add mode attribute.
6334 (*ffssi_1, *ffsdi_1, ctzsi2, ctzdi2): Add
6335 type and mode attributes.
6336 (*bsr, *bsr_rex64, *bsrhi): Add type attribute.
6337 (*cmpfp_i_mixed, *cmpfp_iu_mixed): For TYPE_SSECOMI, clear
6338 prefix_rep attribute and set prefix_data16 attribute iff MODE_DF.
6339 (*cmpfp_i_sse, *cmpfp_iu_sse): Clear prefix_rep attribute and set
6340 prefix_data16 attribute iff MODE_DF.
6341 (*movsi_1): For TYPE_SSEMOV MODE_SI set prefix_data16 attribute.
6342 (fix_trunc<mode>di_sse): Set prefix_rex attribute.
6343 (*adddi_4_rex64, *addsi_4): Use const128_operand instead of
6344 constm128_operand in length_immediate computation.
6345 (*addhi_4): Likewise. Fix mode attribute to MODE_HI.
6346 (anddi_1_rex64): Use movzbl/movzwl instead of movzbq/movzwq.
6347 (*avx_ashlti3, sse2_ashlti3, *avx_lshrti3, sse2_lshrti3): Set
6348 length_immediate attribute to 1.
6349 (x86_fnstsw_1, x86_fnstcw_1, x86_fldcw_1): Fix length attribute.
6350 (*movdi_1_rex64): Override prefix_rex or prefix_data16 attributes
6351 for certain alternatives.
6352 (*movdf_nointeger, *movdf_integer_rex64, *movdf_integer): Override
6353 prefix_data16 attribute if MODE_V1DF.
6354 (*avx_setcc<mode>, *sse_setcc<mode>, *sse5_setcc<mode>): Set
6355 length_immediate to 1.
6356 (set_got_rex64, set_rip_rex64): Remove length attribute, set
6357 length_address to 4, set mode attribute to MODE_DI.
6358 (set_got_offset_rex64): Likewise. Set length_immediate to 0.
6359 (fxam<mode>2_i387): Set length attribute to 4.
6360 (*prefetch_sse, *prefetch_sse_rex, *prefetch_3dnow,
6361 *prefetch_3dnow_rex): Override length_address attribute.
6362 (sse4_2_crc32<mode>): Override prefix_data16 and prefix_rex
6364 * config/i386/predicates.md (ext_QIreg_nomode_operand): New predicate.
6365 (constm128_operand): Removed.
6366 * config/i386/i386.c (memory_address_length): For
6367 disp && !index && !base in 64-bit mode account for SIB byte if
6368 print_operand_address can't optimize disp32 into disp32(%rip)
6369 and UNSPEC doesn't imply (%rip) addressing. Add 1 to length
6370 for fs: or gs: segment.
6371 (ix86_attr_length_immediate_default): When checking if shortform
6372 is possible, truncate immediate to the length of the non-shortened
6374 (ix86_attr_length_address_default): Ignore MEM_P operands
6376 (ix86_attr_length_vex_default): Only check for DImode on
6377 GENERAL_REG_P operands.
6378 * config/i386/sse.md (<sse>_comi, <sse>_ucomi): Clear
6379 prefix_rep attribute, set prefix_data16 attribute iff MODE_DF.
6380 (sse_cvttps2pi): Clear prefix_rep attribute.
6381 (sse2_cvttps2dq, *sse2_cvtpd2dq, sse2_cvtps2pd): Clear prefix_data16
6383 (*sse2_cvttpd2dq): Don't clear prefix_rep attribute.
6384 (*avx_ashr<mode>3, ashr<mode>3, *avx_lshr<mode>3, lshr<mode>3,
6385 *avx_ashl<mode>3, ashl<mode>3): Set length_immediate attribute to 1
6386 iff operand 2 is const_int_operand.
6387 (*vec_dupv4si, avx_shufpd256_1, *avx_shufpd_<mode>,
6388 sse2_shufpd_<mode>): Set length_immediate attribute to 1.
6389 (sse2_pshufd_1): Likewise. Set prefix attribute to maybe_vex
6391 (sse2_pshuflw_1, sse2_pshufhw_1): Set length_immediate to 1 and clear
6393 (sse2_unpckhpd, sse2_unpcklpd, sse2_storehpd, *vec_concatv2df): Set
6394 prefix_data16 attribute for movlpd and movhpd instructions.
6395 (sse2_loadhpd, sse2_loadlpd, sse2_movsd): Likewise. Override
6396 length_immediate for shufpd instruction.
6397 (sse2_movntsi, sse3_lddqu): Clear prefix_data16 attribute.
6398 (avx_cmpp<avxmodesuffixf2c><mode>3,
6399 avx_cmps<ssemodesuffixf2c><mode>3, *avx_maskcmp<mode>3,
6400 <sse>_maskcmp<mode>3, <sse>_vmmaskcmp<mode>3,
6401 avx_shufps256_1, *avx_shufps_<mode>, sse_shufps_<mode>,
6402 *vec_dupv4sf_avx, *vec_dupv4sf): Set length_immediate attribute to 1.
6403 (*avx_cvtsi2ssq, *avx_cvtsi2sdq): Set length_vex attribute to 4.
6404 (sse_cvtsi2ssq, sse2_cvtsi2sdq): Set prefix_rex attribute to 1.
6405 (sse2_cvtpi2pd, sse_loadlps, sse2_storelpd): Override
6406 prefix_data16 attribute for the first alternative to 1.
6407 (*avx_loadlps): Override length_immediate for the first alternative.
6408 (*vec_concatv2sf_avx): Override length_immediate and prefix_extra
6409 attributes for second alternative.
6410 (*vec_concatv2sf_sse4_1): Override length_immediate and
6411 prefix_data16 attributes for second alternative.
6412 (*vec_setv4sf_avx, *avx_insertps, vec_extract_lo_<mode>,
6413 vec_extract_hi_<mode>, vec_extract_lo_v16hi,
6414 vec_extract_hi_v16hi, vec_extract_lo_v32qi,
6415 vec_extract_hi_v32qi): Set prefix_extra and length_immediate to 1.
6416 (*vec_setv4sf_sse4_1, sse4_1_insertps, *sse4_1_extractps): Set
6417 prefix_data16 and length_immediate to 1.
6418 (*avx_mulv2siv2di3, *avx_mulv4si3, sse4_2_gtv2di3): Set prefix_extra
6420 (*avx_<code><mode>3, *avx_eq<mode>3, *avx_gt<mode>3): Set
6421 prefix_extra attribute for variants that don't have 0f prefix alone.
6422 (*avx_pinsr<ssevecsize>): Likewise. Set length_immediate to 1.
6423 (*sse4_1_pinsrb, *sse2_pinsrw, *sse4_1_pinsrd, *sse4_1_pextrb,
6424 *sse4_1_pextrb_memory, *sse2_pextrw, *sse4_1_pextrw_memory,
6425 *sse4_1_pextrd): Set length_immediate to 1.
6426 (*sse4_1_pinsrd): Likewise. Set prefix_extra to 1.
6427 (*sse4_1_pinsrq, *sse4_1_pextrq): Set prefix_rex and length_immediate
6429 (*vec_extractv2di_1_rex64_avx, *vec_extractv2di_1_rex64,
6430 *vec_extractv2di_1_avx, *vec_extractv2di_1_sse2): Override
6431 length_immediate to 1 for second alternative.
6432 (*vec_concatv2si_avx, *vec_concatv2di_rex64_avx): Override
6433 prefix_extra and length_immediate attributes for the first
6435 (vec_concatv2si_sse4_1): Override length_immediate to 1 for the
6437 (*vec_concatv2di_rex64_sse4_1): Likewise. Override prefix_rex
6438 to 1 for the first and third alternative.
6439 (*vec_concatv2di_rex64_sse): Override prefix_rex to 1 for the second
6441 (*sse2_maskmovdqu, *sse2_maskmovdqu_rex64): Override length_vex
6443 (*sse_sfence, sse2_mfence, sse2_lfence): Override length_address
6445 (*avx_phaddwv8hi3, *avx_phadddv4si3, *avx_phaddswv8hi3,
6446 *avx_phsubwv8hi3, *avx_phsubdv4si3, *avx_phsubswv8hi,
6447 *avx_pmaddubsw128, *avx_pmulhrswv8hi3, *avx_pshufbv16qi3,
6448 *avx_psign<mode>3): Set prefix_extra attribute to 1.
6449 (ssse3_phaddwv4hi3, ssse3_phadddv2si3, ssse3_phaddswv4hi3,
6450 ssse3_phsubwv4hi3, ssse3_phsubdv2si3, ssse3_phsubswv4hi3,
6451 ssse3_pmaddubsw, *ssse3_pmulhrswv4hi, ssse3_pshufbv8qi3,
6452 ssse3_psign<mode>3): Override prefix_rex attribute.
6453 (*avx_palignrti): Override prefix_extra and length_immediate to 1.
6454 (ssse3_palignrti): Override length_immediate to 1.
6455 (ssse3_palignrdi): Override length_immediate to 1, override
6456 prefix_rex attribute.
6457 (abs<mode>2): Override prefix_rep to 0, override prefix_rex attribute.
6458 (sse4a_extrqi): Override length_immediate to 2.
6459 (sse4a_insertqi): Likewise. Override prefix_data16 to 0.
6460 (sse4a_insertq): Override prefix_data16 to 0.
6461 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>,
6462 avx_blendvp<avxmodesuffixf2c><avxmodesuffix>,
6463 avx_dpp<avxmodesuffixf2c><avxmodesuffix>, *avx_mpsadbw,
6464 *avx_pblendvb, *avx_pblendw, avx_roundp<avxmodesuffixf2c>256,
6465 avx_rounds<avxmodesuffixf2c>256): Override prefix_extra
6466 and length_immediate to 1.
6467 (sse4_1_blendp<ssemodesuffixf2c>, sse4_1_dpp<ssemodesuffixf2c>,
6468 sse4_2_pcmpestr, sse4_2_pcmpestri, sse4_2_pcmpestrm,
6469 sse4_2_pcmpestr_cconly, sse4_2_pcmpistr, sse4_2_pcmpistri,
6470 sse4_2_pcmpistrm, sse4_2_pcmpistr_cconly): Override prefix_data16
6471 and length_immediate to 1.
6472 (sse4_1_blendvp<ssemodesuffixf2c>): Override prefix_data16 to 1.
6473 (sse4_1_mpsadbw, sse4_1_pblendw): Override length_immediate to 1.
6474 (*avx_packusdw, avx_vtestp<avxmodesuffixf2c><avxmodesuffix>,
6475 avx_ptest256): Override prefix_extra to 1.
6476 (sse4_1_roundp<ssemodesuffixf2c>, sse4_1_rounds<ssemodesuffixf2c>):
6477 Override prefix_data16 and length_immediate to 1.
6478 (sse5_pperm_zero_v16qi_v8hi, sse5_pperm_sign_v16qi_v8hi,
6479 sse5_pperm_zero_v8hi_v4si, sse5_pperm_sign_v8hi_v4si,
6480 sse5_pperm_zero_v4si_v2di, sse5_pperm_sign_v4si_v2di,
6481 sse5_vrotl<mode>3, sse5_ashl<mode>3, sse5_lshl<mode>3): Override
6482 prefix_data16 to 0 and prefix_extra to 2.
6483 (sse5_rotl<mode>3, sse5_rotr<mode>3): Override length_immediate to 1.
6484 (sse5_frcz<mode>2, sse5_vmfrcz<mode>2): Don't override prefix_extra
6486 (*sse5_vmmaskcmp<mode>3, sse5_com_tf<mode>3,
6487 sse5_maskcmp<mode>3, sse5_maskcmp<mode>3, sse5_maskcmp_uns<mode>3):
6488 Override prefix_data16 and prefix_rep to 0, length_immediate to 1
6489 and prefix_extra to 2.
6490 (sse5_maskcmp_uns2<mode>3, sse5_pcom_tf<mode>3): Override
6491 prefix_data16 to 0, length_immediate to 1 and prefix_extra to 2.
6492 (*avx_aesenc, *avx_aesenclast, *avx_aesdec, *avx_aesdeclast,
6493 avx_vpermilvar<mode>3,
6494 avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>,
6495 avx_vbroadcastss256, avx_vbroadcastf128_p<avxmodesuffixf2c>256,
6496 avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>,
6497 avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>):
6498 Override prefix_extra to 1.
6499 (aeskeygenassist, pclmulqdq): Override length_immediate to 1.
6500 (*vpclmulqdq, avx_vpermil<mode>, avx_vperm2f128<mode>3,
6501 vec_set_lo_<mode>, vec_set_hi_<mode>, vec_set_lo_v16hi,
6502 vec_set_hi_v16hi, vec_set_lo_v32qi, vec_set_hi_v32qi): Override
6503 prefix_extra and length_immediate to 1.
6504 (*avx_vzeroall, avx_vzeroupper, avx_vzeroupper_rex64): Override
6506 (*vec_concat<mode>_avx): Override prefix_extra and length_immediate
6507 to 1 for the first alternative.
6508 * config/i386/mmx.md (*mov<mode>_internal_rex64): Override
6509 prefix_rep, prefix_data16 and/or prefix_rex attributes in certain
6511 (*mov<mode>_internal_avx, *movv2sf_internal_rex64,
6512 *movv2sf_internal_avx, *movv2sf_internal): Override
6513 prefix_rep attribute for certain alternatives.
6514 (*mov<mode>_internal): Override prefix_rep or prefix_data16
6515 attributes for certain alternatives.
6516 (*movv2sf_internal_rex64_avx): Override prefix_rep and length_vex
6517 attributes for certain alternatives.
6518 (*mmx_addv2sf3, *mmx_subv2sf3, *mmx_mulv2sf3,
6519 *mmx_<code>v2sf3_finite, *mmx_<code>v2sf3, mmx_rcpv2sf2,
6520 mmx_rcpit1v2sf3, mmx_rcpit2v2sf3, mmx_rsqrtv2sf2, mmx_rsqit1v2sf3,
6521 mmx_haddv2sf3, mmx_hsubv2sf3, mmx_addsubv2sf3,
6522 *mmx_eqv2sf3, mmx_gtv2sf3, mmx_gev2sf3, mmx_pf2id, mmx_pf2iw,
6523 mmx_pi2fw, mmx_floatv2si2, mmx_pswapdv2sf2, *mmx_pmulhrwv4hi3,
6524 mmx_pswapdv2si2): Set prefix_extra attribute to 1.
6525 (mmx_ashr<mode>3, mmx_lshr<mode>3, mmx_ashl<mode>3): Set
6526 length_immediate to 1 if operand 2 is const_int_operand.
6527 (*mmx_pinsrw, mmx_pextrw, mmx_pshufw_1, *vec_dupv4hi,
6528 *vec_extractv2si_1): Set length_immediate attribute to 1.
6529 (*mmx_uavgv8qi3): Override prefix_extra attribute to 1 if
6530 using old 3DNOW insn rather than SSE/3DNOW_A.
6531 (mmx_emms, mmx_femms): Clear modrm attribute.
6533 2009-05-29 Martin Jambor <mjambor@suse.cz>
6535 * tree-sra.c: New implementation of SRA.
6537 * params.def (PARAM_SRA_MAX_STRUCTURE_SIZE): Removed.
6538 (PARAM_SRA_MAX_STRUCTURE_COUNT): Removed.
6539 (PARAM_SRA_FIELD_STRUCTURE_RATIO): Removed.
6540 * params.h (SRA_MAX_STRUCTURE_SIZE): Removed.
6541 (SRA_MAX_STRUCTURE_COUNT): Removed.
6542 (SRA_FIELD_STRUCTURE_RATIO): Removed.
6543 * doc/invoke.texi (sra-max-structure-size): Removed.
6544 (sra-field-structure-ratio): Removed.
6546 2009-05-29 Jakub Jelinek <jakub@redhat.com>
6549 * builtins.c (expand_builtin_memcmp): Convert len to sizetype
6552 2009-05-29 Andrey Belevantsev <abel@ispras.ru>
6554 PR rtl-optimization/40101
6555 * sel-sched-ir.c (get_seqno_by_preds): Allow returning negative
6556 seqno. Adjust comment.
6557 * sel-sched.c (find_seqno_for_bookkeeping): Assert that when
6558 inserting bookkeeping before a jump, the jump is not scheduled.
6559 When no positive seqno found, provide a value. Add comment.
6561 2009-05-29 Richard Guenther <rguenther@suse.de>
6563 * tree-ssa-alias.c (nonaliasing_component_refs_p): Remove
6564 short-cutting on the first component.
6566 2009-05-29 Jakub Jelinek <jakub@redhat.com>
6569 * omp-low.c (scan_omp_1_op): Call remap_type on TREE_TYPE
6570 for trees other than decls/types.
6572 2009-05-29 Richard Guenther <rguenther@suse.de>
6574 * tree-ssa-operands.c (get_expr_operands): Do not handle
6575 INDIRECT_REFs in the handled-component case. Remove
6576 unused get_ref_base_and_extent case.
6577 * tree-dfa.c (get_ref_base_and_extent): Avoid calling
6578 tree_low_cst and host_integerp where possible.
6579 * tree-ssa-structalias.c (equiv_class_label_eq): Check hash
6580 codes for equivalence.
6581 * dce.c (find_call_stack_args): Avoid redundant bitmap queries.
6583 2009-05-29 David Billinghurst <billingd@gcc.gnu.org>
6585 * config.gcc: Add i386/t-fprules-softfp and soft-fp/t-softfp
6586 to tmake_file for i[34567]86-*-cygwin*.
6588 2009-05-29 Jakub Jelinek <jakub@redhat.com>
6591 * config/rs6000/rs6000-c.c (_Bool_keyword): New variable.
6592 (altivec_categorize_keyword, init_vector_keywords,
6593 rs6000_cpu_cpp_builtins): Define _Bool as conditional macro
6596 2009-05-29 Kai Tietz <kai.tietz@onevision.com>
6598 * tree.c (handle_dll_attribute): Check if node is
6599 of kind FUNCTION_DECL for DECL_DECLARED_INLINE_P check.
6601 2009-05-29 Richard Earnshaw <rearnsha@arm.com>
6603 * config/arm/thumb2.md (thumb2_zero_extendsidi2): Add a split
6605 (thumb2_zero_extendqidi2): Likewise.
6607 2009-05-28 Kaz Kojima <kkojima@gcc.gnu.org>
6609 * config/sh/sh.c (sh_expand_t_scc): Use gen_xorsi3_movrt
6610 instead of gen_movrt.
6611 * config/sh/sh.md (movrt): Remove.
6613 2009-05-28 Steve Ellcey <sje@cup.hp.com>
6615 * doc/invoke.texi (IA-64 Options):
6616 Add -msdata, -mfused-madd, -mno-inline-float-divide,
6617 -mno-inline-int-divide, -mno-inline-sqrt, -msched-spec-ldc,
6618 -msched-spec-control-ldc, -msched-prefer-non-data-spec-insns,
6619 -msched-prefer-non-control-spec-insns,
6620 -msched-stop-bits-after-every-cycle,
6621 -msched-count-spec-in-critical-path,
6622 -msel-sched-dont-check-control-spec, -msched-fp-mem-deps-zero-cost
6623 -msched-max-memory-insns-hard-limit, -msched-max-memory-insns.
6624 Remove -mt, -pthread, -msched-ldc, -mno-sched-control-ldc,
6625 and -msched-spec-verbose.
6627 2009-05-28 Joseph Myers <joseph@codesourcery.com>
6629 * config/arm/lib1funcs.asm (__clear_cache): Define if L_clear_cache.
6630 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define to give an
6632 * config/arm/t-linux-eabi (LIB1ASMFUNCS): Add _clear_cache.
6634 2009-05-28 Richard Guenther <rguenther@suse.de>
6636 * tree-ssa-alias.c (ao_ref_init): New function.
6637 (ao_ref_base): Likewise.
6638 (ao_ref_base_alias_set): Likewise.
6639 (ao_ref_alias_set): Likewise.
6640 (refs_may_alias_p_1): Change signature.
6641 (refs_may_alias_p): Adjust.
6642 (refs_anti_dependent_p): Likewise.
6643 (refs_output_dependent_p): Likewise.
6644 (call_may_clobber_ref_p_1): Change signature.
6645 (call_may_clobber_ref_p): Adjust.
6646 (stmt_may_clobber_ref_p_1): New function split out from ...
6647 (stmt_may_clobber_ref_p): ... here.
6648 (maybe_skip_until): Adjust signature.
6649 (get_continuation_for_phi): Likewise.
6650 (walk_non_aliased_vuses): Likewise.
6651 * tree-ssa-alias.h (struct ao_ref_s): New structure type.
6652 (ao_ref_init): Declare.
6653 (ao_ref_base): Likewise.
6654 (ao_ref_alias_set): Likewise.
6655 (stmt_may_clobber_ref_p_1): Likewise.
6656 (walk_non_aliased_vuses): Adjust.
6657 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): New function.
6658 (get_ref_from_reference_ops): remove.
6659 (vn_reference_lookup_2): Adjust signature.
6660 (vn_reference_lookup_3): Do not re-build trees. Handle unions.
6661 (vn_reference_lookup_pieces): Adjust signature, do not re-build trees.
6662 (vn_reference_lookup): Adjust.
6663 (vn_reference_insert): Likewise.
6664 (vn_reference_insert_pieces): Adjust signature.
6665 (visit_reference_op_call): Adjust.
6666 * tree-ssa-pre.c (get_expr_type): Simplify.
6667 (phi_translate_1): Adjust.
6668 (compute_avail): Likewise.
6669 (translate_vuse_through_block): Do not re-build trees.
6670 (value_dies_in_block_x): Likewise.
6671 * tree-ssa-sccvn.h (struct vn_reference_s): Add type and alias-set
6673 (vn_reference_lookup_pieces): Adjust declaration.
6674 (vn_reference_insert_pieces): Likewise.
6676 2009-05-28 Benjamin Kosnik <bkoz@redhat.com>
6678 * tree-ssa-copy.c (replace_exp_1): Move op for warning-free use
6679 with checking disabled.
6681 2009-05-28 Dave Korn <dave.korn.cygwin@gmail.com>
6685 * configure.ac (HAVE_GAS_ALIGNED_COMM): Add autoconf test and
6686 macro definition for support of three-operand format aligned
6687 .comm directive in assembler on cygwin/pe/mingw target OS.
6688 * configure: Regenerate.
6689 * config.h: Regenerate.
6691 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Use
6692 aligned form of .comm directive if -mpe-aligned-commons is in effect.
6693 * config/i386/cygming.opt (-mpe-aligned-commons): Add new option.
6695 * doc/invoke.texi (-mpe-aligned-commons): Document new target option.
6696 * doc/tm.texi (ASM_OUTPUT_COMMON): Document zero size commons.
6698 2009-05-28 Ira Rosen <irar@il.ibm.com>
6700 PR tree-optimization/40254
6701 * tree-data-ref.c (dr_analyze_innermost): Take POFFSET into account
6702 in analysis of basic blocks.
6704 2009-05-28 Adam Nemet <anemet@caviumnetworks.com>
6707 * target.h (struct gcc_target): Fix indentation. Add const_anchor.
6708 * target-def.h (TARGET_CONST_ANCHOR): New macro.
6709 (TARGET_INITIALIZER): Use it.
6710 * cse.c (CHEAPER): Move it up to the other macros.
6711 (insert): Rename this ...
6712 (insert_with_costs): ... to this. Add cost parameters. Update
6714 (insert): New function. Call insert_with_costs.
6715 (compute_const_anchors, insert_const_anchor, insert_const_anchors,
6716 find_reg_offset_for_const, try_const_anchors): New functions.
6717 (cse_insn): Call try_const_anchors. Adjust cost of src_related
6718 when using a const-anchor. Call insert_const_anchors.
6719 * config/mips/mips.c (mips_set_mips16_mode): Set targetm.const_anchor.
6720 * doc/tm.texi (Misc): Document TARGET_CONST_ANCHOR.
6722 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
6724 * tree-inline.c (remap_decls): Enable nonlocalized variables
6725 when not optimizing.
6727 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
6729 * tree-ssa-live.c (remove_unused_locals): Skip when not optimizing.
6730 Simplify other tests involving optimize.
6732 2009-05-27 Tom Tromey <tromey@redhat.com>
6734 * unwind-dw2.c (_Unwind_DebugHook): New function.
6735 (uw_install_context): Call _Unwind_DebugHook.
6737 2009-05-27 Tom Tromey <tromey@redhat.com>
6739 * system.h (CONST_CAST2): Use C++ const_cast when compiled as C++
6741 2009-05-27 Ian Lance Taylor <iant@google.com>
6743 * Makefile.in (LINKER, LINKER_FLAGS): Define.
6744 (LINKER_FOR_BUILD, BUILD_LINKERFLAGS): Define.
6745 (ALL_LINKERFLAGS): Define.
6746 (xgcc$(exeext)): Change $(COMPILER) to $(LINKER).
6747 (cpp$(exeext), cc1-dummy$(exeext), cc1$(exeext)): Likewise.
6748 (collect2$(exeext), mips-tfile, mips-tdump): Likewise.
6749 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
6750 (build/gen%$(build_exeext)): Change $(COMPILER_FOR_BUILD) to
6751 $(LINKER_FOR_BUILD).
6752 (build/gcov-iov$(build_exeext)): Likewise.
6754 2009-05-27 Julian Brown <julian@codesourcery.com>
6756 * gcse.c (target.h): Include.
6757 (can_assign_to_reg_without_clobbers_p): Check that the target allows
6758 copy of argument to a pseudo register.
6760 2009-05-27 Diego Novillo <dnovillo@google.com>
6762 * tree-ssa-live.c (dump_scope_block): Document arguments.
6763 (dump_scope_blocks): Document.
6764 (debug_scope_blocks): New.
6765 * tree-flow.h (debug_scope_blocks): Declare.
6767 2009-05-21 Denis Chertykov <denisc@overta.ru>
6769 * doc/contrib.texi (Contributors): Add myself to the list.
6771 2009-05-27 Olivier Hainque <hainque@adacore.com>
6773 * expr.c (target_align): New function. Alignment the TARGET of an
6774 assignment may be assume to have.
6775 (highest_pow2_factor_for_target): Use it instead of relying on
6776 immediate tree attributes of TARGET, not necessarily honored when
6777 intermediate bitfields are involved.
6779 2009-05-27 H.J. Lu <hongjiu.lu@intel.com>
6782 * config/i386/driver-i386.c (host_detect_local_cpu): Support
6783 AVX, SSE4, AES, PCLMUL and POPCNT.
6785 2009-05-27 Diego Novillo <dnovillo@google.com>
6787 * tree-pretty-print.c (dump_location): New.
6788 (dump_generic_node): Call it.
6789 Factor code to handle BLOCK nodes ...
6790 (dump_block_node): ... here.
6792 2009-05-27 Rafael Avila de Espindola <espindola@google.com>
6794 * Makefile.in (GCC_PLUGIN_H): New. Replace all uses of gcc-plugin.h
6796 * doc/plugins.texi: Document that gcc-plugin.h must be the first to be
6798 * gcc-plugin.h: Include config.h and system.h.
6799 (IN_GCC): Define if not defined.
6801 2009-05-27 Hans-Peter Nilsson <hp@axis.com>
6804 * Makefile.in (CRTSTUFF_CFLAGS): Replace -fno-inline-functions
6807 2009-05-27 Shujing Zhao <pearly.zhao@oracle.com>
6809 * config/m32r/m32r.c: Use REG_P, MEM_P and CONST_INT_P where
6811 * config/m32r/m32r.h: Ditto.
6812 * config/m32r/m32r.md: Ditto.
6813 * config/m32r/predicates.md: Ditto.
6815 2009-05-27 Alexandre Oliva <aoliva@redhat.com>
6817 * cgraph.c (dump_cgraph_node): Honor -fdump-noaddr.
6819 2009-05-26 Basile Starynkevitch <basile@starynkevitch.net>
6822 (Loading plugins): typo.
6823 (Plugin callbacks): Documented PLUGIN_INFO, PLUGIN_GGC_START,
6824 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
6825 (Interacting with the GCC Garbage Collector): Added new section.
6826 (Giving information about a plugin): Added new section for
6828 * ggc.h (ggc_register_root_tab): Added declaration.
6829 * gcc-plugin.h (PLUGIN_GGC_START, PLUGIN_GGC_MARKING)
6830 (PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS): Added new events.
6831 (register_callback): Improved comment in declaration.
6832 * ggc-common.c (const_ggc_root_tab_t) Added new typedef for vectors.
6833 (extra_root_vec) Added static variable for dynamic roots registration.
6834 (ggc_register_root_tab) Added new routine.
6835 (ggc_mark_roots) Added iteration inside extra_root_vec, and invoke
6836 PLUGIN_GGC_MARKING event.
6837 * ggc-zone.c: Include plugin.h.
6838 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
6839 * ggc-page.c: Include plugin.h.
6840 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
6841 * plugin.c (plugin_event_name): added names of PLUGIN_GGC_START,
6842 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS
6843 (register_callback): check lack of callbacks for
6844 pseudo-events. Added handling of PLUGIN_REGISTER_GGC_ROOTS,
6845 PLUGIN_GGC_START, PLUGIN_GGC_MARKING, PLUGIN_GGC_END.
6846 (invoke_plugin_callbacks): Handle PLUGIN_GGC_START,
6847 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
6848 * Makefile.in (ggc-common.o, ggc-zone.o, ggc-page.o): Added
6849 dependency on plugin.h.
6850 (plugin.o): Added dependency on ggc.h...
6852 2009-05-26 Richard Guenther <rguenther@suse.de>
6856 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
6857 with mismatched comparison modes.
6859 * expr.c (expand_expr_real_1): Expand the operand of a
6860 VIEW_CONVERT_EXPR in its natural mode.
6862 2009-05-26 Ian Lance Taylor <iant@google.com>
6864 * Makefile.in (COMPILER, COMPILER_FLAGS): Define.
6865 (COMPILER_FOR_BUILD, BUILD_COMPILERFLAGS): Define.
6866 (ALL_COMPILERFLAGS): Define.
6867 (.c.o, xgcc$(exeext), cpp$(exeext)): Use $(COMPILER).
6868 (cc1-dummy$(exeext), cc1$(exeext)): Likewise.
6869 (collect2$(exeext), collect2.o): Likewise.
6870 (c-opts.o, c-cppbuiltin.o, c-pch.o, gcc.o, gccspec.o): Likewise.
6871 (gcc-options.o, version.o, prefix.o, toplev.o): Likewise.
6872 ($(out_object_file), mips-tfile, mips-tdump): Likewise.
6873 (libbackend.o, intl.o, cppdefault.o): Likewise.
6874 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
6875 (build/%.o): Use $(COMPILER_FOR_BUILD).
6876 (build/gen%$(build_exeext)): Likewise.
6877 (build/gcov-iov$(build_exeext)): LIkewise.
6878 * config/t-darwin (darwin.o): Use $(COMPILER).
6879 (darwin-c.o, darwin-f.o, darwin-driver.o): Likewise.
6880 * config/t-sol2 (sol2-c.o): Likewise.
6882 * config/t-vxworks (vxworks.o): Likewise.
6883 * config/x-darwin (host-darwin.o): Likewise.
6884 * config/x-hpux (host-hpux.o): Likewise.
6885 * config/x-linux (host-linux.o): Likewise.
6886 * config/x-solaris (host-solaris.o): Likewise.
6887 * config/alpha/x-alpha (driver-alpha.o): Likewise.
6888 * config/arm/t-arm (arm-c.o): Likewise.
6889 * config/arm/t-pe (pe.o): Likewise.
6890 * config/arm/t-wince-pe (pe.o): Likewise.
6891 * config/i386/t-cygming (winnt.o): Likewise.
6892 (winnt-cxx.o, winnt-stubs.o, msformat-c.o): Likewise.
6893 * config/i386/t-cygwin (cygwin1.o): Likewise.
6894 (cygwin2.o): Likewise.
6895 * config/i386/t-i386 (i386-c.o): Likewise.
6896 * config/i386/t-interix (winnt.o): Likewise.
6897 * config/i386/t-netware (netware.o): Likewise.
6898 * config/i386/t-nwld (nwld.o): Likewise.
6899 * config/i386/x-darwin (host-i386-darwin.o): Likewise.
6900 * config/i386/x-i386 (driver-i386.o): Likewise.
6901 * config/i386/x-cygwin (host-cygwin.o): Likewise.
6902 * config/i386/x-mingw32 (host-mingw32.o): Likewise.
6903 * config/ia64/t-ia64 (ia64-c.o): Likewise.
6904 * config/m32c/t-m32c (m32c-pragma.o): Likewise.
6905 * config/mips/x-native (driver-native.o): Likewise.
6906 * config/rs6000/t-rs6000 (rs6000-c.o): Likewise.
6907 * config/rs6000/x-darwin (host-ppc-darwin.o): Likewise.
6908 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Likewise.
6909 * config/rs6000/x-rs6000 (driver-rs6000.o): Likewise.
6910 * config/score/t-score-elf (score7.o): Likewise.
6911 (score3.o): Likewise.
6912 * config/sh/t-sh (sh-c.o): Likewise.
6913 * config/sh/t-symbian (sh-c.o): Likewise.
6914 (symbian.o): Likewise.
6915 * config/spu/t-spu-elf (spu-c.o): Likewise.
6916 * config/v850/t-v850 (v850-c.o): Likewise.
6917 * config/v850/t-v850e (v850-c.o): Likewise.
6919 2009-05-26 Richard Guenther <rguenther@suse.de>
6921 PR tree-optimization/40122
6922 * tree-ssa-ccp.c (ccp_fold): Fold vector CONSTRUCTORs to
6923 VECTOR_CSTs if possible.
6924 (fold_gimple_assign): Likewise.
6926 2009-05-26 Richard Guenther <rguenther@suse.de>
6929 * fold-const.c (fold_binary): Use the correct types for building
6932 2009-05-26 Richard Guenther <rguenther@suse.de>
6934 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove
6935 redundant calls to merge_alias_info.
6936 (bump_vector_ptr): Likewise.
6937 * tree-ssa-copy.c (merge_alias_info): Remove.
6938 (replace_exp_1): Remove call to merge_alias_info.
6939 (propagate_tree_value): Likewise.
6940 (fini_copy_prop): Propagate points-to info.
6941 * tree-flow.h (merge_alias_info): Remove.
6943 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
6945 * config/picochip/picochip.C (PARAM_INLINE_CALL_COST): Remove.
6947 2009-05-25 Jan Hubicka <jh@suse.cz>
6949 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
6950 * cgraph.h (struct inline_summary): New filed self_wize,
6951 size_inlining_benefit, self_time and time_inlining_benefit.
6952 (struct cgraph_global_info): Replace insns by time ans size fields.
6953 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
6954 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
6955 (ipcp_update_callgraph): Do not touch function bodies.
6956 * ipa-inline.c: Include except.h
6957 (MAX_TIME): New constant.
6958 (overall_insns): Remove.
6960 (overall_size, max_benefit): New static variables.
6961 (cgraph_estimate_time_after_inlining): New function.
6962 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
6963 (cgraph_clone_inlined_nodes): Update size.
6964 (cgraph_mark_inline_edge): Update size.
6965 (cgraph_estimate_growth): Use size info.
6966 (cgraph_check_inline_limits): Check size.
6967 (cgraph_default_inline_p): Likewise.
6968 (cgraph_edge_badness): Compute badness based on benefit and size cost.
6969 (cgraph_decide_recursive_inlining): Check size.
6970 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
6972 (cgraph_decide_inlining): Likewise.
6973 (cgraph_decide_inlining_incrementally): Likewise; honor
6974 PARAM_EARLY_INLINING_INSNS.
6975 (likely_eliminated_by_inlining_p): New predicate.
6976 (estimate_function_body_sizes): New function.
6977 (compute_inline_parameters): Use it.
6978 * except.c (must_not_throw_labels): New function.
6979 * except.h (must_not_throw_labels): Declare.
6980 * tree-inline.c (init_inline_once): Kill inlining_weigths
6981 * tree-ssa-structalias.c: Avoid uninitialized warning.
6982 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
6983 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
6984 (PARAM_INLINE_CALL_COST): Remove.
6985 (PARAM_EARLY_INLINING_INSNS): New.
6987 2009-05-25 Richard Guenther <rguenther@suse.de>
6989 PR tree-optimization/36327
6990 * tree-ssa-alias.c (walk_non_aliased_vuses): Add second walker
6991 callback for reference translation or lookup at the point of may-defs.
6992 * tree-ssa-alias.h (walk_non_aliased_vuses): Adjust prototype.
6993 * tree-ssa-sccvn.c (get_ref_from_reference_ops): Bail out
6994 for union COMPONENT_REFs.
6995 (vn_reference_lookup_3): New callback. Lookup from memset
6996 and CONSTRUCTOR assignment, translate through struct copies.
6997 (vn_reference_lookup_pieces): Make sure to not free the
6998 passed operands array. Adjust walk_non_aliased_vuses call.
6999 (vn_reference_lookup): Adjust walk_non_aliased_vuses call,
7000 make sure we do not leak memory.
7002 2009-05-25 Richard Guenther <rguenther@suse.de>
7004 * tree-ssa-alias.h (dump_points_to_solution): Declare.
7005 * tree-inline.c (expand_call_inline): Reset the escaped and
7007 * tree-ssa-structalias.c (pass_build_ealias): New.
7008 * tree-pass.h (pass_build_ealias): Declare.
7009 * passes.c (init_optimization_passes): Add PTA during
7010 early optimizations.
7011 * tree-ssa-alias.c (dump_alias_info): Dump the ESCAPED
7012 and CALLUSED solutions.
7013 (dump_points_to_solution): New function, split out from ...
7014 (dump_points_to_info_for): ... here.
7015 * tree-parloops.c (parallelize_loops): Reset the escaped and
7018 2009-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
7021 * config/i386/i386.c (USE_HIDDEN_LINKONCE): Only define if missing.
7022 * config/i386/sol2.h [!TARGET_GNU_LD] (USE_HIDDEN_LINKONCE): Define.
7024 2009-05-25 Ira Rosen <irar@il.ibm.com>
7026 PR tree-optimization/40238
7027 * tree-vect-stmts.c (vect_init_vector): Insert initialization
7028 statements after basic block's labels.
7029 * tree-vect-slp.c (vect_slp_transform_bb): Call destroy_bb_vec_info()
7030 to free the allocated memory.
7032 2009-05-24 Kaz Kojima <kkojima@gcc.gnu.org>
7034 * gcc/config/sh/sh.c (sh_set_return_address): Mark store of
7035 return address with a USE.
7037 2009-05-24 Richard Guenther <rguenther@suse.de>
7040 * tree.c (make_vector_type): Build the TYPE_DEBUG_REPRESENTATION_TYPEs
7041 array type from the main variant of the inner type.
7043 2009-05-24 Jan-Benedict Glaw <jbglaw@lug-owl.de>
7045 * config/vax/vax-protos.h (legitimate_constant_address_p): Change
7046 definition to bool (from int) to un-break build.
7047 (legitimate_constant_p, vax_mode_dependent_address_p): Likewise.
7049 2009-05-24 Paolo Bonzini <bonzini@gnu.org>
7051 * tree-ssa-operands.h (push_stmt_changes, pop_stmt_changes,
7052 discard_stmt_changes): Delete.
7053 * tree-ssa-operands.c (scb_stack): Delete.
7054 (init_ssa_operands): Do not initialize it.
7055 (fini_ssa_operands): Do not free it.
7056 (push_stmt_changes, pop_stmt_changes, discard_stmt_changes): Delete.
7058 * tree-cfg.c (replace_uses_by): Replace pop_stmt_changes with
7059 update_stmt, remove the others. Fix comments.
7060 * tree-dfa.c (optimize_stack_restore): Likewise.
7061 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Likewise.
7062 * tree-ssa-loop-ivopts.c (rewrite_use): Likewise.
7063 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
7064 * tree-ssa-ccp.c (optimize_stack_restore, execute_fold_all_builtins):
7066 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
7067 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
7068 (dom_opt_finalize_block): Likewise, adjusting access to
7070 (optimize_stmt): Likewise, adjusting access to stmts_to_rescan.
7071 (stmts_to_rescan): Change item type to gimple.
7072 (tree_ssa_dominator_optimize): Change type of stmts_to_rescan.
7074 2009-05-24 Ira Rosen <irar@il.ibm.com>
7076 * doc/passes.texi (Tree-SSA passes): Document SLP pass.
7077 * tree-pass.h (pass_slp_vectorize): New pass.
7078 * params.h (SLP_MAX_INSNS_IN_BB): Define.
7079 * timevar.def (TV_TREE_SLP_VECTORIZATION): Define.
7080 * tree-vectorizer.c (timevar.h): Include.
7081 (user_vect_verbosity_level): Declare.
7082 (vect_location): Fix comment.
7083 (vect_set_verbosity_level): Update user_vect_verbosity_level
7084 instead of vect_verbosity_level.
7085 (vect_set_dump_settings): Add an argument. Ignore user defined
7086 verbosity if dump flags require higher level of verbosity. Print to
7087 stderr only for loop vectorization.
7088 (vectorize_loops): Update call to vect_set_dump_settings.
7089 (execute_vect_slp): New function.
7090 (gate_vect_slp): Likewise.
7091 (struct gimple_opt_pass pass_slp_vectorize): New.
7092 * tree-vectorizer.h (struct _bb_vec_info): Define along macros to
7094 (vec_info_for_bb): New function.
7095 (struct _stmt_vec_info): Add bb_vinfo and a macro for its access.
7096 (VECTORIZATION_ENABLED): New macro.
7097 (SLP_ENABLED, SLP_DISABLED): Likewise.
7098 (vect_is_simple_use): Add bb_vec_info argument.
7099 (new_stmt_vec_info, vect_analyze_data_ref_dependences,
7100 vect_analyze_data_refs_alignment, vect_verify_datarefs_alignment,
7101 vect_analyze_data_ref_accesses, vect_analyze_data_refs,
7102 vect_schedule_slp, vect_analyze_slp): Likewise.
7103 (vect_analyze_stmt): Add slp_tree argument.
7104 (find_bb_location): Declare.
7105 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
7106 * tree-vect-loop.c (new_loop_vec_info): Adjust function calls.
7107 (vect_analyze_loop_operations, vect_analyze_loop,
7108 get_initial_def_for_induction, vect_create_epilog_for_reduction,
7109 vect_finalize_reduction, vectorizable_reduction,
7110 vectorizable_live_operation, vect_transform_loop): Likewise.
7111 * tree-data-ref.c (dr_analyze_innermost): Update comment,
7112 skip evolution analysis if analyzing a basic block.
7113 (dr_analyze_indices): Likewise.
7114 (initialize_data_dependence_relation): Skip the test whether the
7115 object is invariant for basic blocks.
7116 (compute_all_dependences): Skip dependence analysis for data
7117 references in basic blocks.
7118 (find_data_references_in_stmt): Don't fail in case of invariant
7119 access in basic block.
7120 (find_data_references_in_bb): New function.
7121 (find_data_references_in_loop): Move code to
7122 find_data_references_in_bb and add a call to it.
7123 (compute_data_dependences_for_bb): New function.
7124 * tree-data-ref.h (compute_data_dependences_for_bb): Declare.
7125 * tree-vect-data-refs.c (vect_check_interleaving): Adjust to the case
7127 (vect_analyze_data_ref_dependence): Check for interleaving in case of
7128 unknown dependence in basic block and fail in case of dependence in
7130 (vect_analyze_data_ref_dependences): Add bb_vinfo argument, get data
7131 dependence instances from either loop or basic block vectorization
7133 (vect_compute_data_ref_alignment): Check if it is loop vectorization
7134 before calling nested_in_vect_loop_p.
7135 (vect_compute_data_refs_alignment): Add bb_vinfo argument, get data
7136 dependence instances from either loop or basic block vectorization
7138 (vect_verify_datarefs_alignment): Likewise.
7139 (vect_enhance_data_refs_alignment): Adjust function calls.
7140 (vect_analyze_data_refs_alignment): Likewise.
7141 (vect_analyze_group_access): Fix printing. Skip different checks if
7142 DR_STEP is 0. Keep strided stores either in loop or basic block
7143 vectorization data structure. Fix indentation.
7144 (vect_analyze_data_ref_access): Fix comments, allow zero step in
7146 (vect_analyze_data_ref_accesses): Add bb_vinfo argument, get data
7147 dependence instances from either loop or basic block vectorization
7149 (vect_analyze_data_refs): Update comment. Call
7150 compute_data_dependences_for_bb to analyze basic blocks.
7151 (vect_create_addr_base_for_vector_ref): Check for outer loop only in
7152 case of loop vectorization. In case of basic block vectorization use
7153 data-ref itself as a base.
7154 (vect_create_data_ref_ptr): In case of basic block vectorization:
7155 don't advance the pointer, add new statements before the current
7156 statement. Adjust function calls.
7157 (vect_supportable_dr_alignment): Support only aligned accesses in
7158 basic block vectorization.
7159 * common.opt (ftree-slp-vectorize): New flag.
7160 * tree-vect-patterns.c (widened_name_p): Adjust function calls.
7161 (vect_pattern_recog_1): Likewise.
7162 * tree-vect-stmts.c (process_use): Likewise.
7163 (vect_init_vector): Add new statements in the beginning of the basic
7164 block in case of basic block SLP.
7165 (vect_get_vec_def_for_operand): Adjust function calls.
7166 (vect_finish_stmt_generation): Likewise.
7167 (vectorizable_call): Add assert that it is loop vectorization, adjust
7169 (vectorizable_conversion, vectorizable_assignment): Likewise.
7170 (vectorizable_operation): In case of basic block SLP, take
7171 vectorization factor from statement's type and skip the relevance
7172 check. Adjust function calls.
7173 (vectorizable_type_demotion): Add assert that it is loop
7174 vectorization, adjust function calls.
7175 (vectorizable_type_promotion): Likewise.
7176 (vectorizable_store): Check for outer loop only in case of loop
7177 vectorization. Adjust function calls. For basic blocks, skip the
7178 relevance check and don't advance pointers.
7179 (vectorizable_load): Likewise.
7180 (vectorizable_condition): Add assert that it is loop vectorization,
7181 adjust function calls.
7182 (vect_analyze_stmt): Add argument. In case of basic block SLP, check
7183 that it is not reduction, get vector type, call only supported
7184 functions, skip loop specific parts.
7185 (vect_transform_stmt): Check for outer loop only in case of loop
7187 (new_stmt_vec_info): Add new argument and initialize bb_vinfo.
7188 (vect_is_simple_use): Fix comment, add new argument, fix conditions
7189 for external definition.
7190 * passes.c (pass_slp_vectorize): New pass.
7191 * tree-vect-slp.c (find_bb_location): New function.
7192 (vect_get_and_check_slp_defs): Add argument, adjust function calls,
7193 check for patterns only in loops.
7194 (vect_build_slp_tree): Add argument, adjust function calls, fail in
7195 case of multiple types in basic block SLP.
7196 (vect_mark_slp_stmts_relevant): New function.
7197 (vect_supported_load_permutation_p): Fix comment.
7198 (vect_analyze_slp_instance): Add argument. In case of basic block
7199 SLP, take vectorization factor from statement's type, check that
7200 unrolling factor is 1. Adjust function call. Save SLP instance in
7201 either loop or basic block vectorization structure. Return FALSE,
7203 (vect_analyze_slp): Add argument. Get strided stores groups from
7204 either loop or basic block vectorization structure. Return FALSE
7205 if basic block SLP failed.
7206 (new_bb_vec_info): New function.
7207 (destroy_bb_vec_info, vect_slp_analyze_node_operations,
7208 vect_slp_analyze_operations, vect_slp_analyze_bb): Likewise.
7209 (vect_schedule_slp): Add argument. Get SLP instances from either
7210 loop or basic block vectorization structure. Set vectorization factor
7211 to be 1 for basic block SLP.
7212 (vect_slp_transform_bb): New function.
7213 * params.def (PARAM_SLP_MAX_INSNS_IN_BB): Define.
7215 2009-05-23 Mark Mitchell <mark@codesourcery.com>
7217 * final.c (shorten_branches): Do not align labels for jump tables.
7218 (final_scan_insn): Use JUMP_TABLE_DATA_P.
7220 2009-05-23 Eric Botcazou <ebotcazou@adacore.com>
7222 * doc/passes.texi: Standardize spelling of RTL, Tree and Tree SSA.
7223 Remove outdated reference to flow.c and fix nits.
7224 * doc/gccint.texi: Tweak RTL description.
7225 * doc/rtl.texi: Likewise.
7227 2009-05-23 Denis Chertykov <chertykov@gmail.com>
7229 * config/avr/avr.c: Change my email address.
7230 * config/avr/avr.h: Likewise.
7231 * config/avr/avr.md: Likewise.
7232 * config/avr/avr-protos.h: Likewise.
7233 * config/avr/libgcc.S: Likewise.
7235 2009-05-22 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
7237 * config/spu/spu-protos.h (aligned_mem_p, spu_valid_mov): Remove.
7238 (spu_split_load, spu_split_store): Change return type to int.
7239 (spu_split_convert): Declare.
7240 * config/spu/predicates.md (spu_mem_operand): Remove.
7241 (spu_mov_operand): Update.
7242 (spu_dest_operand, shiftrt_operator, extend_operator): Define.
7243 * config/spu/spu.c (regno_aligned_for_load): Remove.
7244 (reg_aligned_for_addr, spu_expand_load): Define.
7245 (spu_expand_extv): Reimplement and handle MEM.
7246 (spu_expand_insv): Handle MEM.
7247 (spu_sched_reorder): Handle insn's with length 0.
7248 (spu_legitimate_address_p): Reimplement.
7249 (store_with_one_insn_p): Return TRUE for any mode with size
7250 larger than 16 bytes.
7251 (address_needs_split): Define.
7252 (spu_expand_mov): Call spu_split_load and spu_split_store for MEM
7254 (spu_convert_move): Define.
7255 (spu_split_load): Use spu_expand_load and change all MEM's to TImode.
7256 (spu_split_store): Change all MEM's to TImode.
7257 (spu_init_expanders): Preallocate registers that correspond to
7258 LAST_VIRTUAL_REG+1 and LAST_VIRTUAL_REG+2 and set them with
7260 (spu_split_convert): Define.
7261 * config/spu/spu.md (QHSI, QHSDI): New mode iterators.
7262 (_move<mode>, _movdi, _movti): Update predicate and condition.
7263 (load, store): Change to define_split.
7264 (extendqiti2, extendhiti2, extendsiti2, extendditi2): Simplify to
7266 (zero_extendqiti2, zero_extendhiti2, <v>lshr<mode>3_imm): Define.
7267 (lshr<mode>3, lshr<mode>3_imm, lshr<mode>3_re): Simplify to one
7268 define_insn_and_split of lshr<mode>3.
7269 (shrqbybi_<mode>, shrqby_<mode>): Simplify to define_expand.
7270 (<v>ashr<mode>3_imm): Define.
7271 (extv, extzv, insv): Allow MEM operands.
7272 (trunc_shr_ti<mode>, trunc_shr_tidi, shl_ext_<mode>ti,
7273 shl_ext_diti, sext_trunc_lshr_tiqisi, zext_trunc_lshr_tiqisi,
7274 sext_trunc_lshr_tihisi, zext_trunc_lshr_tihisi): Define for combine.
7275 (_spu_convert2): Change to define_insn_and_split and remove the
7276 corresponding define_peephole2.
7277 (stack_protect_set, stack_protect_test, stack_protect_test_si):
7278 Change predicates to memory_operand.
7280 2009-05-22 Mark Mitchell <mark@codesourcery.com>
7282 * config/arm/thumb2.md: Add 16-bit multiply instructions.
7284 2009-05-21 Michael Meissner <meissner@linux.vnet.ibm.com>
7286 PR tree-optimization/40219
7287 * tree.c (iterative_hash_expr): Make sure the builtin function is
7288 a normal builtin function and not a front end or back end builtin
7289 before indexing into the built_in_decls array.
7291 2009-05-22 Richard Guenther <rguenther@suse.de>
7294 * alias.c (write_dependence_p): Do not use TBAA for answering
7295 anti-dependence or output-dependence.
7296 * tree-ssa-structalias.c (set_uids_in_ptset): Remove TBAA pruning code.
7297 (emit_pointer_definition): Remove.
7298 (emit_alias_warning): Likewise.
7299 (find_what_var_points_to): Remove TBAA pruning code.
7300 (find_what_p_points_to): Likewise. Do not warn about strict-aliasing
7302 (compute_points_to_sets): Remove code computing the set of
7303 dereferenced pointers.
7304 * tree-data-ref.c (dr_may_alias_p): Properly use the split
7305 oracle for querying anti and output dependencies.
7306 * tree-ssa-alias.c (refs_may_alias_p_1): Add argument specifying
7307 if TBAA may be applied.
7308 (refs_anti_dependent_p): New function.
7309 (refs_output_dependent_p): Likewise.
7310 * tree-ssa-alias.h (refs_anti_dependent_p): Declare.
7311 (refs_output_dependent_p): Likewise.
7312 * doc/tree-ssa.texi (Memory model): New section.
7313 * doc/c-tree.texi (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
7314 * doc/gimple.texi (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
7315 * cfgexpand.c (expand_gimple_basic_block): Do not handle
7316 GIMPLE_CHANGE_DYNAMIC_TYPE or CHANGE_DYNAMIC_TYPE_EXPR.
7317 * expr.c (expand_expr_real_1): Likewise.
7318 * gimple-low.c (lower_stmt): Likewise.
7319 * gimple-pretty-print.c (dump_gimple_stmt): Likewise.
7320 (dump_gimple_cdt): Remove.
7321 * gimple.c (gss_for_code): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
7322 (gimple_size): Likewise.
7323 (walk_gimple_op): Likewise.
7324 (is_gimple_stmt): Likewise.
7325 (walk_stmt_load_store_addr_ops): Likewise.
7326 (gimple_build_cdt): Remove.
7327 * gimple.def (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
7328 * gimple.h (gimple_cdt_new_type): Remove.
7329 (gimple_cdt_new_type_ptr): Likewise.
7330 (gimple_cdt_set_new_type): Likewise.
7331 (gimple_cdt_location): Likewise.
7332 (gimple_cdt_location_ptr): Likewise.
7333 (gimple_cdt_set_location): Likewise.
7334 * gimplify.c (gimplify_expr): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
7335 * tree-cfg.c (remove_useless_stmts_1): Do not handle
7336 GIMPLE_CHANGE_DYNAMIC_TYPE.
7337 (verify_types_in_gimple_stmt): Likewise.
7338 * tree-inline.c (estimate_num_insns): Likewise.
7339 (expand_call_inline): Do not copy DECL_NO_TBAA_P.
7340 (copy_decl_to_var): Likewise.
7341 (copy_result_decl_to_var): Likewise.
7342 * tree-pretty-print.c (dump_generic_node): Do not handle
7343 CHANGE_DYNAMIC_TYPE_EXPR.
7344 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
7345 * tree-ssa-operands.c (get_expr_operands): Likewise.
7346 * tree-ssa-structalias.c (struct variable_info): Remove
7347 no_tbaa_pruning member.
7348 (new_var_info): Do not set it based on DECL_NO_TBAA_P.
7349 (unify_nodes): Do not copy it.
7350 (find_func_aliases): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
7351 (dump_solution_for_var): Do not dump no_tbaa_pruning state.
7352 (set_uids_in_ptset): Do not check it.
7353 (find_what_var_points_to): Likewise.
7354 (compute_tbaa_pruning): Remove.
7355 (compute_points_to_sets): Do not call it.
7356 * tree.c (walk_tree_1): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
7357 * tree.def (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
7358 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Remove.
7359 (CHANGE_DYNAMIC_TYPE_LOCATION): Likewise.
7360 (DECL_NO_TBAA_P): Likewise.
7361 (struct tree_decl_common): Move no_tbaa_flag to unused flags section.
7362 * omp-low.c (copy_var_decl): Do not copy DECL_NO_TBAA_P.
7363 (expand_omp_atomic_pipeline): Do not set it.
7364 * print-tree.c (print_node): Do not dump it.
7365 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
7368 2009-05-22 Vladimir Makarov <vmakarov@redhat.com>
7371 * reg-stack.c (subst_stack_regs_pat): Remove gcc_assert for note
7374 2009-05-22 Mark Mitchell <mark@codesourcery.com>
7376 * tree.c (handle_dll_attribute): Mark dllexport'd inlines as
7379 2009-05-22 Ben Elliston <bje@au.ibm.com>
7381 * Makefile.in (bversion.h, s-bversion): New targets.
7382 (TOPLEV_H): Add bversion.h.
7383 * toplev.h: Include "bversion.h".
7384 (ATTRIBUTE_GCC_DIAG): When building with checking disabled, use
7385 the __format__ attribute only if compiling with the same version
7386 of GCC as the sources (the "build version").
7388 2009-05-22 Ben Elliston <bje@au.ibm.com>
7390 * c-format.c (handle_format_attribute): Fix comment typo.
7392 2009-05-21 Steve Ellcey <sje@cup.hp.com>
7395 * config/ia64/ia64.opt (mfused-madd): New.
7396 * config/ia64/ia64.h (TARGET_DEFAULT): Set MASK_FUSED_MADD.
7397 * config/ia64/hpux.h (TARGET_DEFAULT): Ditto.
7398 * config/ia64/ia64.md (maddsf4, msubsf4, nmaddsf4,
7399 madddf4, madddf4_trunc, msubdf4, msubdf4_trunc, nmadddf4,
7400 nmadddf4_truncsf, maddxf4, maddxf4_truncsf, maddxf4_truncdf,
7401 msubxf4, msubxf4_truncsf msubxf4_truncdf, nmaddxf4,
7402 nmaddxf4_truncsf, nmaddxf4_truncdf): Check TARGET_FUSED_MADD.
7403 * config/ia64/vect.md (addv2sf3, subv2sf3): Force fpma/fpms
7404 instruction if !TARGET_FUSED_MADD.
7405 (fpma, fpms): Remove colon from name.
7407 2009-05-22 Richard Guenther <rguenther@suse.de>
7409 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Record
7410 TMR_ORIGINAL. Always either record TMR_SYMBOL or TMR_BASE.
7411 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Handle
7413 (create_expression_by_pieces): Only convert if necessary.
7414 * gimplify.c (gimplify_expr): Handle TARGET_MEM_REF.
7415 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Handle INTEGER_CST.
7417 2009-05-21 Adam Nemet <anemet@caviumnetworks.com>
7419 * config/mips/mips.md (*extzv_trunc<mode>_exts): Turn into a
7420 regular pattern from a template and rename it ...
7421 (*extzv_truncsi_exts): ... to this.
7423 2009-05-21 Richard Guenther <rguenther@suse.de>
7425 * cgraph.h (struct cgraph_node): Remove inline_decl member.
7426 * ipa-inline.c (cgraph_mark_inline_edge): Do not check it.
7427 (cgraph_default_inline_p): Likewise.
7428 (cgraph_decide_inlining_incrementally): Likewise.
7430 2009-05-21 H.J. Lu <hongjiu.lu@intel.com>
7431 Uros Bizjak <ubizjak@gmail.com>
7433 * config/i386/cpuid.h (bit_MOVBE): New.
7435 * config/i386/driver-i386.c (host_detect_local_cpu): Check movbe.
7437 * config/i386/i386.c (OPTION_MASK_ISA_MOVBE_SET): New.
7438 (OPTION_MASK_ISA_MOVBE_UNSET): Likewise.
7439 (ix86_handle_option): Handle OPT_mmovbe.
7440 (ix86_target_string): Add -mmovbe.
7441 (pta_flags): Add PTA_MOVBE.
7442 (processor_alias_table): Add PTA_MOVBE to "atom".
7443 (override_options): Handle PTA_MOVBE.
7445 * config/i386/i386.h (TARGET_MOVBE): New.
7447 * config/i386/i386.md (bswapsi2): Check TARGET_MOVBE.
7448 (*bswapsi_movbe): New.
7449 (*bswapdi_movbe): Likewise.
7450 (bswapdi2): Renamed to ...
7452 (bswapdi2): New expander.
7454 * config/i386/i386.opt (mmovbe): New.
7456 * doc/invoke.texi: Document -mmovbe.
7458 2009-05-21 Taras Glek <tglek@mozilla.com>
7460 * plugin.c (try_init_one_plugin): Updated to new plugin_init API.
7461 * gcc-plugin.h (plugin_init): Updated signature.
7462 * gcc-plugin.h (plugin_name_args): Moved to this header.
7463 * doc/plugins.texi (plugin_init): Updated documention to reflect
7465 * doc/plugins.texi (plugin_name_args): Added to documention.
7467 2009-05-21 Mark Mitchell <mark@codesourcery.com>
7469 * config/arm/neon.md (*mul<mode>3add<mode>_neon): New pattern.
7470 (*mul<mode>3neg<mode>add<mode>_neon): Likewise.
7472 2009-05-21 Shujing Zhao <pearly.zhao@oracle.com>
7474 * config/i386/i386.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P and
7475 JUMP_TABLE_DATA_P predicates where applicable.
7476 * config/i386/predicates.md: Ditto.
7477 * config/i386/sse.md: Ditto.
7479 2009-05-21 Jakub Jelinek <jakub@redhat.com>
7481 * config/i386/i386.md (adddi_4_rex64, addsi_4, addhi_4): For
7482 operand2 -128 override length_immediate attribute to 1.
7483 * config/i386/predicates.md (constm128_operand): New predicate.
7485 * config/i386/i386.c (memory_address_length): Handle %r12
7486 the same as %rsp and %r13 the same as %rbp. For %rsp and %rbp
7488 (ix86_attr_length_address_default): For MODE_SI lea in 64-bit
7489 mode look through optional ZERO_EXTEND and SUBREG.
7490 * config/i386/i386.md (R12_REG): New define_constant.
7491 (prefix_data16): For sse unit set also for MODE_TI insns.
7492 (prefix_rex): For -m32 always return 0. For TYPE_IMOVX
7493 insns set if operand 1 is ext_QIreg_operand.
7494 (modrm): For TYPE_IMOV clear only if not MODE_DI. For
7495 TYPE_{ALU{,1},ICMP,TEST} insn clear if there is non-shortened
7497 (*movdi_extzv_1, zero_extendhidi2, zero_extendqidi2): Change
7498 mode from MODE_DI to MODE_SI.
7499 (movdi_1_rex64): Override modrm and length_immediate attributes
7500 only for movabs (TYPE_IMOV, alternative 2).
7501 (zero_extendsidi2_rex64): Clear prefix_0f attribute if TYPE_IMOVX.
7502 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit,
7503 *float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit,
7504 *float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit,
7505 *float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Set
7506 prefix_rex attribute if DImode.
7507 (*adddi_1_rex64, *adddi_2_rex64, *adddi_3_rex64, *adddi_5_rex64,
7508 *addsi_1, *addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
7509 *addsi_3_zext, *addsi_5, *addhi_1_lea, *addhi_1, *addhi_2, *addhi_3,
7510 *addhi_5, *addqi_1_lea, *addqi_1): Override length_immediate
7511 attribute to 1 if TYPE_ALU and operand 2 is const128_operand.
7512 (pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64):
7513 Likewise. For TYPE_IMOV clear length_immediate attribute.
7514 (*ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashldi3_cconly_rex64,
7515 *ashlsi3_1, *ashlsi3_1_zext, *ashlsi3_cmp, **ashlsi3_cconly,
7516 *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1, *ashlhi3_cmp,
7517 *ashlhi3_cconly, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
7518 *ashlqi3_cconly): Override length_immediate attribute to 0 if TYPE_ALU
7519 or one operand TYPE_ISHIFT.
7520 (*ashrdi3_1_one_bit_rex64, *ashrdi3_one_bit_cmp_rex64,
7521 *ashrdi3_one_bit_cconly_rex64, *ashrsi3_1_one_bit,
7522 *ashrsi3_1_one_bit_zext, *ashrsi3_one_bit_cmp,
7523 *ashrsi3_one_bit_cconly, *ashrsi3_one_bit_cmp_zext,
7524 *ashrhi3_1_one_bit, *ashrhi3_one_bit_cmp, *ashrhi3_one_bit_cconly,
7525 *ashrqi3_1_one_bit, *ashrqi3_1_one_bit_slp, *ashrqi3_one_bit_cmp,
7526 *ashrqi3_one_bit_cconly, *lshrdi3_1_one_bit_rex64,
7527 *lshrdi3_cmp_one_bit_rex64, *lshrdi3_cconly_one_bit_rex64,
7528 *lshrsi3_1_one_bit, *lshrsi3_1_one_bit_zext, *lshrsi3_one_bit_cmp,
7529 *lshrsi3_one_bit_cconly, *lshrsi3_cmp_one_bit_zext,
7530 *lshrhi3_1_one_bit, *lshrhi3_one_bit_cmp, *lshrhi3_one_bit_cconly,
7531 *lshrqi3_1_one_bit, *lshrqi3_1_one_bit_slp, *lshrqi2_one_bit_cmp,
7532 *lshrqi2_one_bit_cconly, *rotlsi3_1_one_bit_rex64, *rotlsi3_1_one_bit,
7533 *rotlsi3_1_one_bit_zext, *rotlhi3_1_one_bit, *rotlqi3_1_one_bit_slp,
7534 *rotlqi3_1_one_bit, *rotrdi3_1_one_bit_rex64, *rotrsi3_1_one_bit,
7535 *rotrsi3_1_one_bit_zext, *rotrhi3_one_bit, *rotrqi3_1_one_bit,
7536 *rotrqi3_1_one_bit_slp): Override length_immediate attribute to 0,
7537 set mode attribute, don't override length attribute.
7538 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Set prefix_0f attribute
7540 (return_internal_long): Set length attribute to 2 instead of 1.
7541 (*strmovqi_rex_1, *strsetqi_rex_1, *rep_stosqi_rex64,
7542 *cmpstrnqi_nz_rex_1, *cmpstrnqi_rex_1, *strlenqi_rex_1): Clear
7543 prefix_rex attribute.
7544 * config/i386/predicates.md (ext_QIreg_operand, const128_operand):
7546 (memory_displacement_only_operand): Always return 0 for TARGET_64BIT.
7548 2009-05-21 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7550 * config/arm/thumb2.md (orsi_notsi_si): Fix typo in pattern.
7552 2009-05-20 Ian Lance Taylor <iant@google.com>
7554 * tree.c (build_tree_list_vec_stat): New function.
7555 (ctor_to_vec): New function.
7556 (build_nt_call_vec): New function.
7557 (build_call_array): Change args to be a const pointer.
7558 (build_call_vec): New function.
7559 * tree.h (build_nt_call_vec): Declare.
7560 (build_tree_list_vec_stat): Declare.
7561 (build_tree_list_vec): Define.
7562 (build_call_array): Update declaration.
7563 (build_call_vec): Declare.
7564 (ctor_to_vec): Declare.
7565 * c-common.c (tree_vector_cache): New static variable.
7566 (make_tree_vector): New function.
7567 (release_tree_vector): New function.
7568 (make_tree_vector_single): New function.
7569 (make_tree_vector_copy): New function.
7570 * c-common.h (tree_vector_cache, make_tree_vector): Declare.
7571 (make_tree_vector_single, make_tree_vector_copy): Declare.
7572 * c-parser.c (cached_expr_list_1, cached_expr_list_2): Remove.
7573 (c_parser_expr_list): Don't manage cache here, instead call
7575 (c_parser_release_expr_list): Remove static function.
7576 (c_parser_vec_to_tree_list): Remove static function.
7577 (c_parser_attributes): Call build_tree_list_vec instead of
7578 c_parser_vec_to_tree_list. Call release_tree_vector instead of
7579 c_parser_release_expr_list.
7580 (c_parser_postfix_expression_after_primary): Likewise.
7581 (c_parser_objc_keywordexpr): Likewise.
7583 2009-05-20 Sandra Loosemore <sandra@codesourcery.com>
7585 * doc/tm.texi (Misc): Document TARGET_INVALID_PARAMETER_TYPE,
7586 TARGET_INVALID_RETURN_TYPE, TARGET_PROMOTED_TYPE, and
7587 TARGET_CONVERT_TO_TYPE.
7588 * hooks.c (hook_tree_const_tree_null): Define.
7589 * hooks.h (hook_tree_const_tree_null): Declare.
7590 * target.h (struct gcc_target): Add invalid_parameter_type,
7591 invalid_return_type, promoted_type, and convert_to_type fields.
7592 * target-def.h: (TARGET_INVALID_PARAMETER_TYPE): Define.
7593 (TARGET_INVALID_RETURN_TYPE): Define.
7594 (TARGET_PROMOTED_TYPE): Define.
7595 (TARGET_CONVERT_TO_TYPE): Define.
7596 (TARGET_INITIALIZER): Update for new fields.
7597 * c-decl.c (grokdeclarator): Check targetm.invalid_return_type.
7598 (grokparms): Check targetm.invalid_parameter_type.
7599 * c-typeck.c (default_conversion): Check targetm.promoted_type.
7600 * c-convert.c (convert): Check targetm.convert_to_type.
7602 2009-05-20 Adam Nemet <anemet@caviumnetworks.com>
7604 * config/mips/mips.md (*extenddi_truncate<mode>,
7605 *extendsi_truncate<mode>): Emit exts if supported. Add attribute
7607 (*extendhi_truncateqi): New define_insn_and_sptit.
7609 2009-05-20 Jakub Jelinek <jakub@redhat.com>
7612 * fold-const.c (fold_binary) <case BIT_AND_EXPR>: Avoid infinite
7613 recursion if build_int_cst_type returns the same INTEGER_CST as arg1.
7615 2009-05-20 Eric Botcazou <ebotcazou@adacore.com>
7617 * fold-const.c (build_fold_addr_expr_with_type): Take the address of
7618 the operand of VIEW_CONVERT_EXPR.
7620 2009-05-20 H.J. Lu <hongjiu.lu@intel.com>
7622 * config/i386/driver-i386.c (host_detect_local_cpu): Check
7623 extended family and model for Intel processors. Support Intel Atom.
7625 2009-05-20 Olivier Hainque <hainque@adacore.com>
7627 * gstab.h (stab_code_type): Define, to be used instead of the
7628 __stab_debug_code enum, made anonymous. Add 2009 to the copyright
7630 * dbxout.c (STAB_CODE_TYPE): Remove #define and replace use
7631 occurrences by stab_code_type.
7632 * mips-tfile.c (STAB_CODE_TYPE): Remove #define, unused.
7634 2009-05-20 Martin Jambor <mjambor@suse.cz>
7636 * tree-flow.h (insert_edge_copies_seq): Undeclare.
7637 (sra_insert_before): Likewise.
7638 (sra_insert_after): Likewise.
7639 (sra_init_cache): Likewise.
7640 (sra_type_can_be_decomposed_p): Likewise.
7641 * tree-mudflap.c (insert_edge_copies_seq): Copied here from tree-sra.c
7642 * tree-sra.c (sra_type_can_be_decomposed_p): Made static.
7643 (sra_insert_before): Likewise.
7644 (sra_insert_after): Likewise.
7645 (sra_init_cache): Likewise.
7646 (insert_edge_copies_seq): Made static and moved upwards.
7648 * tree-complex.c (extract_component): Added VIEW_CONVERT_EXPR switch
7651 * tree-flow-inline.h (contains_view_convert_expr_p): New function.
7653 * ipa-prop.c (get_ssa_def_if_simple_copy): New function.
7654 (determine_cst_member_ptr): Call get_ssa_def_if_simple_copy to skip
7657 2009-05-20 Richard Guenther <rguenther@suse.de>
7659 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
7660 with mismatched comparison modes.
7662 2009-05-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7664 * config/arm/arm.md (*arm_iorsi3): Refactored for only ARM.
7665 (peephole ior (reg, int) -> mov, ior): Refactored for only ARM.
7666 * config/arm/thumb2.md (*thumb_andsi_not_shiftsi_si): Allow bic
7667 with shifts for Thumb2.
7668 (orsi_notsi): New for orn.
7669 (*thumb_orsi_notshiftsi_si): Allow orn with shifts.
7670 (*thumb2_iorsi3): Rewrite support for iorsi for Thumb2.
7671 * config/arm/arm.c (const_ok_for_op): Split case for IOR for Thumb2.
7672 (arm_gen_constant): Set can_invert for IOR and Thumb2, Add comments.
7673 Don't invert remainder for IOR.
7675 2009-05-19 Zdenek Dvorak <ook@ucw.cz>
7677 PR tree-optimization/40087
7678 * tree-ssa-loop-niter.c (number_of_iterations_ne_max,
7679 number_of_iterations_ne): Rename never_infinite argument.
7680 (number_of_iterations_lt_to_ne, number_of_iterations_lt,
7681 number_of_iterations_le): Handle pointer-type ivs when
7682 exit_must_be_taken is false.
7683 (number_of_iterations_cond): Do not always assume that
7684 exit_must_be_taken if the control variable is a pointer.
7686 2009-05-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
7688 * c-typeck.c (build_binary_op): Allow % on integal vectors.
7689 * doc/extend.texi (Vector Extension): Document that % is allowed too.
7691 2009-05-19 H.J. Lu <hongjiu.lu@intel.com>
7693 * config/i386/i386.c (ix86_avoid_jump_mispredicts): Check
7694 ASM_OUTPUT_MAX_SKIP_PAD instead of ASM_OUTPUT_MAX_SKIP_ALIGN.
7696 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
7699 * c.opt (Wlogical-op): Disabled by default.
7700 * c-opt (c_common_post_options): Do not enable Wlogical-op with
7702 * doc/invoke.texi (Wlogical-op): Likewise.
7704 2009-05-19 Eric Botcazou <ebotcazou@adacore.com>
7706 * tree-scalar-evolution.c (follow_ssa_edge_expr) <NOP_EXPR>: Turn
7708 <PLUS_EXPR>: Strip useless type conversions instead of type nops.
7709 Propagate the type of the first operand.
7710 <ASSERT_EXPR>: Simplify.
7711 (follow_ssa_edge_in_rhs): Use gimple_expr_type to get the type.
7712 Rewrite using the RHS code as discriminant.
7713 <NOP_EXPR>: Turn into CASE_CONVERT.
7714 <PLUS_EXPR>: Propagate the type of the first operand.
7716 2009-05-19 Steve Ellcey <sje@cup.hp.com>
7718 * config/ia64/ia64-protos.h (ia64_dconst_0_5): New.
7719 (ia64_dconst_0_375): New.
7720 * config/ia64/ia64.c (ia64_override_options): Remove
7721 -minline-sqrt-min-latency warning.
7722 (ia64_dconst_0_5_rtx, ia64_dconst_0_5): New.
7723 (ia64_dconst_0_375_rtx, ia64_dconst_0_375): New
7724 * config/ia64/ia64.md (*sqrt_approx): Remove.
7725 (sqrtsf2): Remove #if 0.
7726 (sqrtsf2_internal_thr): Rewrite and move to div.md.
7727 (sqrtdf): Remove assert.
7728 (sqrtdf2_internal_thr): Rewrite and move to div.md.
7729 (sqrtxf2): Remove #if 0.
7730 (sqrtxf2_internal_thr): Rewrite and move to div.md.
7731 * div.md (sqrt_approx_rf): New.
7732 (sqrtsf2_internal_thr): New implementation.
7733 (sqrtsf2_internal_lat): New.
7734 (sqrtdf2_internal_thr: New implementation.
7735 (sqrtxf2_internal): New implementation.
7737 2009-05-19 Francois-Xavier Coudert <fxcoudert@gmail.com>
7738 Hans-Peter Nilsson <hp@axis.com>
7740 * defaults.h (UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE)
7741 (WCHAR_TYPE, MODIFIED_WCHAR_TYPE, PTRDIFF_TYPE, WINT_TYPE)
7742 (INTMAX_TYPE, UINTMAX_TYPE, SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE)
7743 (INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE)
7744 (UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE)
7745 (INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE)
7746 (UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE)
7747 (INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE)
7748 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE)
7749 (SIZE_TYPE, PID_TYPE, CHAR16_TYPE, CHAR32_TYPE): Move defaults here...
7750 * c-common.c: ...from here.
7752 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
7754 * c-common.c (warn_logical_operator): Remove unnecessary conditionals.
7756 2009-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7758 * builtins.c (do_mpc_arg1): Separate MPFR/MPC C rounding types.
7760 2009-05-19 Ben Elliston <bje@au.ibm.com>
7762 * unwind-dw2-fde.c (fde_unencoded_compare): Replace type punning
7763 assignments with memcpy calls.
7764 (add_fdes): Likewise.
7765 (binary_search_unencoded_fdes): Likewise.
7766 (linear_search_fdes): Eliminate type puns.
7768 2009-05-19 Richard Guenther <rguenther@suse.de>
7770 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do
7771 not falsely claim to have propagated into all uses.
7773 2009-05-19 Ben Elliston <bje@au.ibm.com>
7775 * doc/invoke.texi (C Dialect Options): Update OpenMP specification
7778 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
7780 * config/sh/sh-protos.h (sh_legitimate_address_p): Remove.
7781 * config/sh/sh.c (sh_legitimate_address_p): Make static.
7782 (TARGET_LEGITIMATE_ADDRESS_P): New.
7783 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7784 * config/sh/sh.md: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
7786 2009-05-18 Dodji Seketeli <dodji@redhat.com>
7789 * dwarf2out.c (gen_type_die_with_usage): Generate the DIE as a
7790 child of the containing namespace's DIE.
7792 2009-05-18 Adam Nemet <anemet@caviumnetworks.com>
7794 * config/mips/mips.md (*zero_extend<GPR:mode>_trunc<SHORT:mode>,
7795 *zero_extendhi_truncqi): Move after the zero_extend patterns.
7796 (*extenddi_truncate<mode>, *extendsi_truncate<mode>): Move after the
7799 2009-05-18 H.J. Lu <hongjiu.lu@intel.com>
7802 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Replace
7803 gen_align with gen_pad.
7804 (ix86_reorg): Check ASM_OUTPUT_MAX_SKIP_PAD instead of
7805 #ifdef ASM_OUTPUT_MAX_SKIP_ALIGN.
7807 * config/i386/i386.h (ASM_OUTPUT_MAX_SKIP_PAD): New.
7808 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_PAD): Likewise.
7810 * config/i386/i386.md (align): Renamed to ...
7811 (pad): This. Replace ASM_OUTPUT_MAX_SKIP_ALIGN with
7812 ASM_OUTPUT_MAX_SKIP_PAD.
7814 2009-05-18 Andreas Schwab <schwab@linux-m68k.org>
7816 * config.gcc: Fix variable syntax.
7819 * config/m68k/m68k.c (output_andsi3): Mask off sign bit copies
7820 before calling exact_log2.
7821 (output_iorsi3): Likewise.
7822 (output_xorsi3): Likewise.
7824 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
7826 * config/sh/sh.c (expand_cbranchdi4): Use a scratch register
7827 for the none zero constant operand except for EQ and NE
7828 comprisons even when the first operand is R0.
7830 2009-05-18 Andreas Krebbel <krebbel1@de.ibm.com>
7832 * config/s390/2064.md: Remove trailing whitespaces.
7833 * config/s390/2084.md: Likewise.
7834 * config/s390/constraints.md: Likewise.
7835 * config/s390/fixdfdi.h: Likewise.
7836 * config/s390/libgcc-glibc.ver: Likewise.
7837 * config/s390/s390-modes.def: Likewise.
7838 * config/s390/s390-protos.h: Likewise.
7839 * config/s390/s390.c: Likewise.
7840 * config/s390/s390.h: Likewise.
7841 * config/s390/s390.md: Likewise.
7842 * config/s390/tpf-unwind.h: Likewise.
7844 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
7846 * config/m68k/m68k.c (m68k_legitimize_address): Fix typo in signature.
7848 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
7851 * configure.ac (m68k-*-*): Check if binutils support TLS.
7852 * configure: Regenerate.
7853 * config/m68k/predicates.md (symbolic_operand): Extend comment.
7854 * config/m68k/constraints.md (Cu): New constraint.
7855 * config/m68k/m68k.md (UNSPEC_GOTOFF): Remove.
7856 (UNSPEC_RELOC16, UNSPEC_RELOC32): New constants.
7857 (movsi): Handle TLS symbols.
7858 (addsi3_5200): Handle XTLS symbols, indent.
7859 * config/m68k/m68k-protos.h (m68k_legitimize_tls_address): Declare.
7860 (m68k_tls_reference_p): Declare.
7861 (m68k_legitimize_address): Declare.
7862 (m68k_unwrap_symbol): Declare.
7863 * config/m68k/m68k.opt (mxtls): New option.
7864 * config/m68k/m68k.c (ggc.h): Include.
7865 (m68k_output_dwarf_dtprel): Implement hook.
7866 (TARGET_HAVE_TLS, TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
7867 (m68k_expand_prologue): Load GOT pointer when function needs it.
7868 (m68k_illegitimate_symbolic_constant_p): Handle TLS symbols.
7869 (m68k_legitimate_constant_address_p): Same.
7870 (m68k_decompose_address): Handle TLS references.
7871 (m68k_get_gp): New static function.
7872 (enum m68k_reloc): New contants.
7873 (TLS_RELOC_P): New macro.
7874 (m68k_wrap_symbol): New static function.
7875 (m68k_unwrap_symbol): New function.
7876 (m68k_final_prescan_insn_1): New static function.
7877 (m68k_final_prescan_insn): New function.
7878 (m68k_move_to_reg, m68k_wrap_symbol_into_got_ref): New static
7880 (legitimize_pic_address): Handle TLS references..
7881 (m68k_tls_get_addr, m68k_get_tls_get_addr)
7882 (m68k_libcall_value_in_a0_p)
7883 (m68k_call_tls_get_addr, m68k_read_tp, m68k_get_m68k_read_tp)
7884 (m68k_call_m68k_read_tp): Helper variables and functions for ...
7885 (m68k_legitimize_tls_address): Handle TLS references.
7886 (m68k_tls_symbol_p, m68k_tls_reference_p_1, m68k_tls_reference_p):
7888 (m68k_legitimize_address): Handle TLS symbols.
7889 (m68k_get_reloc_decoration): New static function.
7890 (m68k_output_addr_const_extra): Handle UNSPEC_RELOC16 and
7892 (m68k_output_dwarf_dtprel): Implement hook.
7893 (print_operand_address): Handle UNSPEC_RELOC16 adn UNSPEC_RELOC32.
7894 (m68k_libcall_value): Return result in A0 instead of D0 when asked by
7895 m68k_call_* routines.
7896 (sched_attr_op_type): Handle TLS symbols.
7897 (gt-m68k.h): Include.
7898 * config/m68k/m68k.h (FINAL_PRESCAN_INSN): Define.
7899 (LEGITIMATE_PIC_OPERAND_P): Support TLS.
7901 2009-05-18 Martin Jambor <mjambor@suse.cz>
7903 * ipa-prop.c (ipa_check_stmt_modifications): Removed.
7904 (visit_store_addr_for_mod_analysis): New function.
7905 (ipa_detect_param_modifications): Use walk_stmt_load_store_addr_ops.
7906 (determine_cst_member_ptr): Use gimple_assign_single_p.
7907 (ipa_get_stmt_member_ptr_load_param): Use gimple_assign_single_p.
7908 (ipa_analyze_call_uses): Use !gimple_assign_rhs2 rather than number of
7909 operands. Don't check number of operands of a NOP_EXPR.
7911 2009-05-18 Eric Fisher <joefoxreal@gmail.com>
7913 * doc/tree-ssa.texi (SSA Operands): Fix a mistake.
7915 2009-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
7918 * c-common.c (warn_logical_operator): Don't warn if one of
7919 expression isn't always true or false.
7921 2009-05-17 Kai Tietz <kai.tietz@onevision.com>
7923 * config/i386/biarch32.h: New file.
7924 * config.gcc: Add for target i386-w64-* the biarch32.h to tm_file.
7926 2009-05-17 Adam Nemet <anemet@caviumnetworks.com>
7928 * config/mips/mips.md (*zero_extend<mode>_trunchi,
7929 *zero_extend<mode>_truncqi): Merge these into ...
7930 (*zero_extend<GPR:mode>_trunc<SHORT:mode>): ... this new pattern.
7931 Name the pattern following this as *zero_extendhi_truncqi.
7933 2009-05-16 Brad Lucier <lucier@math.purdue.edu>
7936 * hwint.h: Add macro HOST_WIDEST_INT_PRINT.
7937 * bitmap.c (bitmap_descriptor): Make fields HOST_WIDEST_INT.
7938 (output_info): Make field HOST_WIDEST_INT.
7939 (print_statistics): Use HOST_WIDEST_INT_PRINT.
7940 (dump_bitmat_statistics): Same.
7942 2009-05-16 Francois-Xavier Coudert <fxcoudert@gmail.com>
7944 * config.gcc (use_gcc_stdint): Set to wrap.
7945 * config/darwin.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
7946 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
7947 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
7948 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
7949 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
7950 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
7951 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
7952 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
7954 2009-05-16 Joseph Myers <joseph@codesourcery.com>
7956 * config.gcc (mips*-*-*): Support arch_32, arch_64, tune_32 and
7958 * config/mips/mips.h (MIPS_ABI_DEFAULT, MULTILIB_ABI_DEFAULT):
7959 Move definitions earlier.
7960 (OPT_ARCH64, OPT_ARCH32): Define.
7961 (OPTION_DEFAULT_SPECS): Add entries for arch_32, arch_64, tune_32
7964 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
7967 * arm.md (cstoresi_nltu_thumb1): Use a neg of ltu as the pattern name
7970 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
7972 * arm.md (movdi2): Copy non-reg values to DImode registers.
7974 2009-05-16 Jakub Jelinek <jakub@redhat.com>
7977 * final.c (label_to_max_skip): New function.
7978 (label_to_alignment): Only use LABEL_TO_ALIGNMENT if
7979 CODE_LABEL_NUMBER <= max_labelno.
7980 * output.h (label_to_max_skip): New prototype.
7981 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Renamed to...
7982 (ix86_avoid_jump_mispredicts): ... this. Don't define if
7983 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined. Update comment.
7984 Handle CODE_LABELs with >= 16 byte alignment or with
7985 max_skip == (1 << align) - 1.
7986 (ix86_reorg): Don't call ix86_avoid_jump_mispredicts if
7987 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined.
7990 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Don't emit second
7991 .p2align 3 if MAX_SKIP is smaller than 7.
7992 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
7994 2009-05-15 Ian Lance Taylor <iant@google.com>
7996 * alias.c (struct alias_set_entry_d): Rename from struct
7997 alias_set_entry. Change all uses.
7998 * except.c (struct call_site_record_d): Rename from struct
7999 call_site_record. Change all uses.
8000 * except.h (struct eh_region_d): Rename from struct eh_region.
8002 * gcse.c (struct hash_table_d): Rename from struct hash_table.
8004 * graphite.c (struct ivtype_map_elt_d): Rename fromstruct
8005 ivtype_map_elt. Change all uses.
8006 (struct rename_map_elt_d): Rename fromstruct rename_map_elt.
8008 (struct ifsese_d): Rename fromstruct ifsese. Change all uses.
8009 * graphite.h (struct name_tree_d): Rename from struct name_tree.
8011 (struct sese_d): Rename from struct sese. Change all uses.
8012 * omega.h (struct eqn_d): Rename from struct eqn. Change all uses.
8013 (struct omega_pb_d): Rename from struct omega_pb. Change all uses.
8014 * optabs.h (struct optab_d): Rename from struct optab. Change all
8016 (struct convert_optab_d): Rename from struct convert_optab.
8018 * tree-pass.h (struct ipa_opt_pass_d): Rename fromstruct
8019 ipa_opt_pass. Change all uses.
8020 * tree-predcom.c (struct dref_d): Rename from struct dref. Change
8023 * c-decl.c (pushtag): If -Wc++-compat, warn if the tag is already
8024 defined as a typedef.
8025 (grokdeclarator): If -Wc++-compat, warn if a typedef is already
8028 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
8031 * fold-const.c (make_range,build_range_check,merge_ranges): Move
8033 (merge_ranges): Returns bool.
8034 * tree.h (make_range): .. to here.
8035 (build_range_check): Likewise.
8036 (merge_ranges): Likewise. Renamed from merge_ranges.
8037 * c-typeck.c (parser_build_binary_op): Update calls to
8038 warn_logical_operator.
8039 * c-common.c (warn_logical_operator): Add new warning.
8040 * c-common.h (warn_logical_operator): Update declaration.
8042 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
8044 * ira-conflicts.c (add_insn_allocno_copies): Fix wrong conditional.
8046 2009-05-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8048 * doc/install.texi: Document MPC requirements, flags etc.
8050 * builtins.c (do_mpc_arg1, fold_builtin_ccos): New.
8051 (fold_builtin_cexp): Ensure we get a complex REAL_TYPE.
8052 Evaluate constant arguments.
8053 (fold_builtin_carg): Ensure we get a complex REAL_TYPE.
8054 (fold_builtin_1): Likewise, also evaluate constant arguments.
8055 Remove superfluous break.
8056 (do_mpc_ckconv): New.
8057 * real.h: Include mpc.h.
8058 * toplev.c (print_version): Output MPC version info if available.
8060 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
8062 * fold-const.c (fold_convert_const_real_from_real): Check for overflow.
8064 2009-05-15 H.J. Lu <hongjiu.lu@intel.com>
8066 * config/i386/i386.c (ix86_reorg): Call optimize_function_for_speed_p
8069 2009-05-15 Jan Hubicka <jh@suse.cz>
8071 * doc/invoke.texi (max-early-inliner-iterations): New flag.
8072 * ipa-inline.c (enum inlining_mode): New INLINE_SIZE_NORECURSIVE.
8073 (try_inline): Fix return value.
8074 (cgraph_decide_inlining_incrementally): Honor new value.
8075 (cgraph_early_inlining): Handle indirect inlining.
8076 * params.def (PARAM_EARLY_INLINER_MAX_ITERATIONS): New.
8078 2009-05-15 Jan Hubicka <jh@suse.cz>
8080 * cgraph.h (struct cgraph_node): Add finalized_by_frotnend flag.
8081 * cgraphunit.c (cgraph_finalize_function): Set it.
8082 (cgraph_expand_function): Use it.
8084 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
8086 * real.c (encode_ieee_half): Define.
8087 (decode_ieee_half): Define.
8088 (ieee_half_format): Define.
8089 (arm_half_format): Define.
8090 * real.h (ieee_half_format): Declare.
8091 (arm_half_format): Declare.
8093 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
8095 * optabs.c (prepare_float_lib_cmp): Test that the comparison,
8096 swapped, and reversed optabs exist before trying to use them.
8098 2009-05-15 Paul Brook <paul@codesourcery.com>
8099 Sandra Loosemore <sandra@codesourcery.com>
8101 * config/arm/arm.c (neon_vector_mem_operand): Handle element/structure
8102 loads. Allow PRE_DEC.
8103 (output_move_neon): Handle PRE_DEC.
8104 (arm_print_operand): Add 'A' for neon structure loads.
8105 * config/arm/arm-protos.h (neon_vector_mem_operand): Update prototype.
8106 * config/arm/neon.md (neon_mov): Update comment.
8107 * config/arm/constraints.md (Un, Us): Update neon_vector_mem_operand
8109 (Um): New constraint.
8111 2009-05-15 Jan Hubicka <jh@suse.cz>
8113 Revert the following patch until testsuite fallout is fixed:
8114 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
8115 * cgraph.h (struct inline_summary): New filed self_wize,
8116 size_inlining_benefit, self_time and time_inlining_benefit.
8117 (struct cgraph_global_info): Replace insns by time ans size fields.
8118 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
8119 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
8120 (ipcp_update_callgraph): Do not touch function bodies.
8121 * ipa-inline.c: Include except.h
8122 (MAX_TIME): New constant.
8123 (overall_insns): Remove
8124 (overall_size, max_benefit): New static variables.
8125 (cgraph_estimate_time_after_inlining): New function.
8126 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
8127 (cgraph_clone_inlined_nodes): Update size.
8128 (cgraph_mark_inline_edge): Update size.
8129 (cgraph_estimate_growth): Use size info.
8130 (cgraph_check_inline_limits): Check size.
8131 (cgraph_default_inline_p): Likewise.
8132 (cgraph_edge_badness): Compute badness based on benefit and size cost.
8133 (cgraph_decide_recursive_inlining): Check size.
8134 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
8136 (cgraph_decide_inlining): Likewise.
8137 (cgraph_decide_inlining_incrementally): Likewise; honor
8138 PARAM_EARLY_INLINING_INSNS.
8139 (likely_eliminated_by_inlining_p): New predicate.
8140 (estimate_function_body_sizes): New function.
8141 (compute_inline_parameters): Use it.
8142 * except.c (must_not_throw_labels): New function.
8143 * except.h (must_not_throw_labels): Declare.
8144 * tree-inline.c (init_inline_once): Kill inlining_weigths
8145 * tree-ssa-structalias.c: Avoid uninitialized warning.
8146 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
8147 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
8148 (PARAM_INLINE_CALL_COST): Remove.
8149 (PARAM_EARLY_INLINING_INSNS): New.
8151 2009-05-15 Richard Guenther <rguenther@suse.de>
8153 * tree-ssa-pre.c (eliminate): Use TODO_update_ssa_only_virtuals,
8154 not TODO_update_ssa.
8156 2009-05-15 Richard Guenther <rguenther@suse.de>
8158 PR tree-optimization/39999
8159 * gimple.h (gimple_expr_type): Use the expression type looking
8160 through useless conversions.
8161 * tree-ssa-sccvn.c (vn_nary_op_lookup_stmt): Use gimple_expr_type.
8162 (vn_nary_op_insert_stmt): Likewise.
8163 (simplify_binary_expression): Likewise.
8165 2009-05-15 Richard Guenther <rguenther@suse.de>
8167 * common.opt (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
8168 New options, enabled by default.
8169 * doc/invoke.texi (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
8171 * tree-ssa-forwprop.c (gate_forwprop): Use flag_tree_forwprop.
8172 * tree-ssa-phiprop.c (gate_phiprop): Use flag_tree_phiprop.
8173 * tree-ssa-structalias.c (gate_tree_pta): New function.
8174 (pass_build_alias): Use it.
8176 2009-05-15 Joseph Myers <joseph@codesourcery.com>
8178 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Also
8179 recurse on an invariant address if a conversion from a pointer
8180 type to a wider integer type is involved.
8182 2009-05-15 Jan Hubicka <jh@suse.cz>
8184 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
8185 * cgraph.h (struct inline_summary): New filed self_wize,
8186 size_inlining_benefit, self_time and time_inlining_benefit.
8187 (struct cgraph_global_info): Replace insns by time ans size fields.
8188 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
8189 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
8190 (ipcp_update_callgraph): Do not touch function bodies.
8191 * ipa-inline.c: Include except.h
8192 (MAX_TIME): New constant.
8193 (overall_insns): Remove
8194 (overall_size, max_benefit): New static variables.
8195 (cgraph_estimate_time_after_inlining): New function.
8196 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
8197 (cgraph_clone_inlined_nodes): Update size.
8198 (cgraph_mark_inline_edge): Update size.
8199 (cgraph_estimate_growth): Use size info.
8200 (cgraph_check_inline_limits): Check size.
8201 (cgraph_default_inline_p): Likewise.
8202 (cgraph_edge_badness): Compute badness based on benefit and size cost.
8203 (cgraph_decide_recursive_inlining): Check size.
8204 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
8206 (cgraph_decide_inlining): Likewise.
8207 (cgraph_decide_inlining_incrementally): Likewise; honor
8208 PARAM_EARLY_INLINING_INSNS.
8209 (likely_eliminated_by_inlining_p): New predicate.
8210 (estimate_function_body_sizes): New function.
8211 (compute_inline_parameters): Use it.
8212 * except.c (must_not_throw_labels): New function.
8213 * except.h (must_not_throw_labels): Declare.
8214 * tree-inline.c (init_inline_once): Kill inlining_weigths
8215 * tree-ssa-structalias.c: Avoid uninitialized warning.
8216 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
8217 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
8218 (PARAM_INLINE_CALL_COST): Remove.
8219 (PARAM_EARLY_INLINING_INSNS): New.
8220 doc/invoke.texi (max-inline-insns-auto, early-inlining-insns): Update.
8221 (inline-call-cost): Remove.
8222 (early-inlining-insns): New.
8224 2009-05-15 Eric Botcazou <ebotcazou@adacore.com>
8226 * dbxout.c (dbxout_range_type): Add LOW and HIGH parameters. Use them
8228 (print_int_cst_bounds_in_octal_p): Likewise.
8229 (dbxout_type): Adjust calls to above functions. Be prepared to deal
8231 * dwarf2out.c (base_type_die): Likewise.
8232 (is_subrange_type): Delete.
8233 (subrange_type_die): Add LOW and HIGH parameters. Use them for bounds.
8234 (modified_type_die): Call subrange_type_for_debug_p on subtypes.
8235 * fold-const.c (fold_truth_not_expr) <CONVERT_EXPR>: Do not strip it
8236 if the destination type is boolean.
8237 (build_range_check): Do not special-case subtypes.
8238 (fold_sign_changed_comparison): Likewise.
8239 (fold_unary): Likewise.
8240 * langhooks-def.h (LANG_HOOKS_GET_SUBRANGE_BOUNDS): Define.
8241 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_GET_SUBRANGE_BOUNDS.
8242 * langhooks.h (lang_hooks_for_types): Add get_subrange_bounds.
8243 * tree.c (subrange_type_for_debug_p): New predicate based on the
8244 former is_subrange_type.
8245 * tree.h (subrange_type_for_debug_p): Declare.
8246 * tree-chrec.c (avoid_arithmetics_in_type_p): Delete.
8247 (convert_affine_scev): Remove call to above function.
8248 (chrec_convert_aggressive): Likewise.
8249 * tree-ssa.c (useless_type_conversion_p_1): Do not specifically return
8250 false for conversions involving subtypes.
8251 * tree-vrp.c (vrp_val_max): Do not special-case subtypes.
8252 (vrp_val_min): Likewise.
8253 (needs_overflow_infinity): Likewise.
8254 (extract_range_from_unary_expr): Likewise.
8256 2009-05-15 Paolo Bonzini <bonzini@gnu.org>
8258 * config/frv/frv.h: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
8259 * config/frv/frv.c: Likewise.
8260 * config/s390/s390.c: Likewise.
8261 * config/sparc/sparc.h: Likewise.
8262 * config/i386/i386.h: Likewise.
8263 * config/i386/i386.c: Likewise.
8264 * config/crx/crx.c: Likewise.
8265 * config/m68hc11/m68hc11.h: Likewise.
8266 * config/iq2000/iq2000.c: Likewise.
8267 * config/mn10300/mn10300.h: Likewise.
8268 * config/mn10300/mn10300.c: Likewise.
8269 * config/m68k/m68k.c: Likewise.
8270 * config/rs6000/rs6000.c: Likewise.
8271 * config/rs6000/xcoff.h: Likewise.
8272 * config/rs6000/linux64.h: Likewise.
8273 * config/rs6000/sysv4.h: Likewise.
8274 * config/score/score3.c: Likewise.
8275 * config/score/score7.c: Likewise.
8276 * config/score/score.c: Likewise.
8277 * config/arm/arm.md: Likewise.
8278 * config/mips/mips.c: Likewise.
8279 * config/mips/mips.md: Likewise.
8280 * config/bfin/bfin.h: Likewise.
8281 * config/pa/pa.c: Likewise.
8282 * config/pa/constraints.md: Likewise.
8284 * config/pdp11/pdp11-protos.h (legitimate_address_p): Delete.
8285 * config/pdp11/pdp11.c (legitimate_address_p): Delete.
8286 * config/pdp11/pdp11.h: Use memory_address_p instead.
8288 2009-05-14 Ian Lance Taylor <iant@google.com>
8290 * passes.c (finish_optimization_passes): Change i to int.
8291 * plugin.c (plugins_active_p): Change event to int.
8292 (dump_active_plugins): Likewise.
8293 * reginfo.c (invalid_mode_change_p): Change to to unsigned int.
8295 * tree.c (tree_range_check_failed): Change c to unsigned int.
8296 (omp_clause_range_check_failed): Likewise.
8297 (build_common_builtin_nodes): Change mode to int. Add cast.
8298 * config/ia64/ia64.c (is_emitted): Change r to unsigned int.
8299 (ia64_hard_regno_rename_ok, ia64_eh_uses): Likewise.
8301 * c-typeck.c (build_unary_op): If -Wc++-compat, warn about using
8302 ++ or -- with a variable of enum type.
8304 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
8307 * opts.c (common_handle_option): Add OPT_fcse_skip_blocks as a no-op.
8309 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
8311 * store-motion.c: Do not include params.h
8312 * Makefile.in: Fix dependencies for various files.
8314 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
8316 * auto-inc-dec.c: Fix pass description, remove apparent
8317 accidental duplication.
8319 2009-05-14 H.J. Lu <hongjiu.lu@intel.com>
8322 * ipa-utils.h (memory_identifier_string): Moved to ...
8323 * tree.h (memory_identifier_string): Here. Add GTY(()).
8325 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
8327 * doc/tm.texi (TARGET_LEGITIMATE_ADDRESS_P): Refer mainly to this
8328 in the former documentation of...
8329 (GO_IF_LEGITIMATE_ADDRESS): ... this.
8330 * ira-conflicts.c (get_dup_num): Use address_operand.
8331 * targhooks.c (default_legitimate_address_p): New.
8332 * targhooks.h (default_legitimate_address_p): New.
8333 * reload.c (strict_memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]:
8335 * recog.c (memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]: Call hook.
8336 * target.h (struct target): Add legitimate_address_p.
8337 * target-def.h (TARGET_LEGITIMATE_ADDRESS_P): New.
8338 (TARGET_INITIALIZER): Include it.
8340 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8341 * config/alpha/alpha-protos.h (alpha_legitimate_address_p): Remove.
8342 * config/alpha/alpha.c (alpha_legitimate_address_p): Make static.
8343 (TARGET_LEGITIMATE_ADDRESS_P): New.
8345 * config/frv/frv.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8346 (REG_OK_STRICT_P): Delete.
8347 * config/frv/frv-protos.h (frv_legitimate_address_p): Rename to...
8348 (frv_legitimate_address_p_1): ... this.
8349 * config/frv/frv.c (frv_legitimate_address_p): Forward to...
8350 (frv_legitimate_address_p_1): ... the renamed old
8351 frv_legitimate_address_p.
8352 * config/frv/predicates.md: Adjust calls to frv_legitimate_address_p.
8353 (TARGET_LEGITIMATE_ADDRESS_P): New.
8355 * config/s390/s390.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8356 * config/s390/s390-protos.h (legitimate_address_p): Remove.
8357 * config/s390/s390.c (legitimate_address_p): Rename to...
8358 (s390_legitimate_address_p): ... this, make static.
8359 (legitimize_address): Adjust call.
8360 (TARGET_LEGITIMATE_ADDRESS_P): New.
8361 * config/s390/constraints.md ("e"): Call strict_memory_address_p.
8363 * config/m32c/m32c.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8364 * config/m32c/m32c-protos.h (m32c_legitimate_address_p): Remove.
8365 * config/m32c/m32c.c (m32c_legitimate_address_p): Make static.
8366 (TARGET_LEGITIMATE_ADDRESS_P): New.
8368 * config/spu/spu.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8369 * config/spu/spu-protos.h (spu_legitimate_address): Remove.
8370 * config/spu/spu.c (spu_legitimate_address): Rename to...
8371 (spu_legitimate_address_p): ... this, make static.
8372 (TARGET_LEGITIMATE_ADDRESS_P): New.
8374 * config/sparc/sparc.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8375 * config/sparc/sparc-protos.h (legitimate_address_p): Remove.
8376 * config/sparc/sparc.c (legitimate_address_p): Rename to...
8377 (sparc_legitimate_address_p): ... this, make static and return bool.
8378 (legitimize_address): Adjust call.
8379 (TARGET_LEGITIMATE_ADDRESS_P): New.
8381 * config/i386/i386.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8382 * config/i386/i386-protos.h (legitimate_address_p): Remove.
8383 * config/i386/i386.c (legitimate_address_p): Rename to...
8384 (ix86_legitimate_address_p): ... this, make static.
8385 (constant_address_p): Move after it, adjust call.
8386 (TARGET_LEGITIMATE_ADDRESS_P): New.
8388 * config/avr/avr.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8389 * config/avr/avr-protos.h (legitimate_address_p): Remove.
8390 * config/avr/avr.c (legitimate_address_p): Rename to...
8391 (avr_legitimate_address_p): ... this, make static.
8392 (legitimize_address): Adjust call.
8393 (TARGET_LEGITIMATE_ADDRESS_P): New.
8395 * config/crx/crx.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8396 * config/crx/crx-protos.h (crx_legitimate_address_p): Remove.
8397 * config/crx/crx.c (crx_legitimate_address_p): Make static.
8398 (TARGET_LEGITIMATE_ADDRESS_P): New.
8400 * config/xtensa/xtensa.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8401 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): Remove.
8402 * config/xtensa/xtensa.c (xtensa_legitimate_address_p): Make static.
8403 (TARGET_LEGITIMATE_ADDRESS_P): New.
8405 * config/stormy16/stormy16.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8406 * config/stormy16/stormy16-protos.h (xstormy16_legitimate_address_p):
8408 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
8410 (TARGET_LEGITIMATE_ADDRESS_P): New.
8412 * config/m68hc11/m68hc11.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8413 * config/m68hc11/m68hc11-protos.h (m68hc11_go_if_legitimate_address):
8415 * config/m68hc11/m68hc11.c (m68hc11_go_if_legitimate_address):
8417 (m68hc11_legitimate_address_p): ... this, make static.
8418 (go_if_legitimate_address_internal): Rename to...
8419 (m68hc11_legitimate_address_p_1): ... this.
8420 (legitimize_address): Adjust call.
8421 (TARGET_LEGITIMATE_ADDRESS_P): New.
8423 * config/iq2000/iq2000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8424 * config/iq2000/iq2000-protos.h (iq2000_legitimate_address_p): Remove.
8425 * config/iq2000/iq2000.c (iq2000_legitimate_address_p): Make static.
8426 (TARGET_LEGITIMATE_ADDRESS_P): New.
8428 * config/mn10300/mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8429 * config/mn10300/mn10300-protos.h (legitimate_address_p): Remove.
8430 * config/mn10300/mn10300.c (legitimate_address_p): Rename to...
8431 (mn10300_legitimate_address_p): ... this, make static.
8432 (TARGET_LEGITIMATE_ADDRESS_P): New.
8434 * config/m68k/m68k.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8435 * config/m68k/m68k-protos.h (m68k_legitimate_address_p): Remove.
8436 * config/m68k/m68k.c (m68k_legitimate_address_p): Make static.
8437 (TARGET_LEGITIMATE_ADDRESS_P): New.
8439 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8440 (REG_OK_STRICT_FLAG, REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P): Delete.
8441 (INT_REG_OK_FOR_BASE_P, INT_REG_OK_FOR_INDEX_P): Move above.
8442 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8443 * config/rs6000/rs6000-protos.h (rs6000_legitimate_address): Remove.
8444 * config/rs6000/rs6000.c (rs6000_legitimate_address): Rename to...
8445 (rs6000_legitimate_address_p): ... this, make static.
8446 (TARGET_LEGITIMATE_ADDRESS_P): New.
8447 (REG_MODE_OK_FOR_BASE_P): Delete.
8448 (rs6000_legitimize_reload_address): Use INT_REG_OK_FOR_BASE_P.
8450 * config/picochip/picochip.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8451 * config/picochip/picochip-protos.h (picochip_legitimate_address_p):
8453 * config/picochip/picochip.c (picochip_legitimate_address_p): Make
8454 static, adjust types.
8455 (TARGET_LEGITIMATE_ADDRESS_P): New.
8457 * config/score/score.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8458 * config/score/score.c (score_address_p): Rename to...
8459 (score_legitimate_address_p): ... this.
8460 (TARGET_LEGITIMATE_ADDRESS_P): New.
8461 * config/score/score3.c (score3_address_p): Rename to...
8462 (score3_legitimate_address_p): ... this.
8463 * config/score/score7.c (score7_address_p): Rename to...
8464 (score7_legitimate_address_p): ... this.
8466 * config/arm/arm.h (ARM_GO_IF_LEGITIMATE_ADDRESS,
8467 THUMB2_GO_IF_LEGITIMATE_ADDRESS, THUMB1_GO_IF_LEGITIMATE_ADDRESS,
8468 GO_IF_LEGITIMATE_ADDRESS): Delete.
8469 * config/arm/arm-protos.h (thumb1_legitimate_address_p,
8470 thumb2_legitimate_address_p): Delete.
8471 (arm_legitimate_address_p): Rename to...
8472 (arm_legitimate_address_outer_p): ... this.
8473 * config/arm/constraints.md ("Uq"): Adjust call.
8474 * config/arm/predicates.md (arm_extendqisi_mem_op): Likewise.
8475 * config/arm/arm.c (arm_legitimate_address_p): New, rename old one
8477 (arm_legitimate_address_outer_p): ... this.
8478 (thumb1_legitimate_address_p, thumb2_legitimate_address_p): Make
8480 (TARGET_LEGITIMATE_ADDRESS_P): New.
8482 * config/mips/mips.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8483 * config/mips/mips-protos.h (mips_legitimate_address_p): Remove.
8484 * config/mips/mips.c (mips_legitimate_address_p): ... Make static.
8485 (TARGET_LEGITIMATE_ADDRESS_P): New.
8487 * config/vax/vax.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8488 * config/vax/vax-protos.h (legitimate_address_p): Remove.
8489 * config/vax/vax.c (legitimate_address_p): Rename to...
8490 (vax_legitimate_address_p): ... this, make static.
8491 (TARGET_LEGITIMATE_ADDRESS_P): New.
8493 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8494 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Remove.
8495 * config/h8300/h8300.c (h8300_legitimate_address_p): ... Make static.
8496 (TARGET_LEGITIMATE_ADDRESS_P): New.
8498 * config/mmix/mmix.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8499 * config/mmix/mmix-protos.h (mmix_legitimize_address): Remove.
8500 * config/mmix/mmix.c (mmix_legitimate_address): Rename to...
8501 (mmix_legitimate_address_p): ... this, make static.
8502 (TARGET_LEGITIMATE_ADDRESS_P): New.
8504 * config/bfin/bfin.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8505 * config/bfin/bfin-protos.h (bfin_legitimate_address_p): Remove.
8506 * config/bfin/bfin.c (bfin_legitimate_address_p): ... Make static.
8507 (TARGET_LEGITIMATE_ADDRESS_P): New.
8509 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
8511 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Remove handling
8512 of MODE_COMPLEX_INT.
8514 2009-05-14 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
8516 * config/alpha/alpha.c (alpha_initialize_trampoline): Change 0 to
8517 LCT_NORMAL in function call.
8518 * mips-tdump.c (print_file_desc): Add cast to enum type.
8519 * mips-tfile.c (add_ext_symbol): Add casts to enum types.
8520 (mark_stabs): Add casts to enum types.
8521 (parse_stabs_common): Add casts to enum types.
8523 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
8525 * config/mips/mips.c (mips_print_operand) <REG, MEM, default>:
8526 Check for invalid values of LETTER.
8528 2009-05-13 Taras Glek <tglek@mozilla.com>
8530 * attribs.c (register_attribute): moved out attribute registration
8531 into register_attribute.
8532 * doc/plugins.texi: Documented register_attribute and
8534 * gcc-plugin.h: Added forward decl for register_attribute.
8535 * gcc-plugin.h (plugins_event): Added PLUGIN_ATTRIBUTES.
8536 * plugin.c (register_callback, invoke_plugin_callbacks): Added
8537 PLUGIN_ATTRIBUTES boilerplate.
8539 2009-05-14 Dave Korn <dave.korn.cygwin@gmail.com>
8541 * config/i386/msformat-c.c (ms_printf_length_specs): Use enumeration
8542 values even in sentinel and empty entries.
8543 (ms_printf_flag_specs): Likewise.
8544 (ms_scanf_flag_specs): Likewise.
8545 (ms_strftime_flag_specs): Likewise.
8546 (ms_print_char_table): Likewise.
8547 (ms_scan_char_table): Likewise.
8548 (ms_time_char_table): Likewise.
8550 2009-05-13 Doug Kwan <dougkwan@google.com>
8552 * tree-ssa-sccvn.c (compare_ops): Stabilize qsort.
8554 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
8556 * config/mips/mips.md (store): Add attributes for QI and HI.
8558 (truncdisi2, truncdihi2, truncdiqi2): Merge these into ...
8559 (truncdi<mode>2): ... this new pattern.
8561 2009-05-13 Brad Hards <bradh@kde.org>
8563 * Makefile.in (TEXI_GCCINT_FILES): Add plugins.texi.
8565 2009-05-14 Jakub Jelinek <jakub@redhat.com>
8566 Ben Elliston <bje@au.ibm.com>
8569 * dse.c (check_mem_read_rtx): Guard against width == -1.
8571 2009-05-13 Michael Matz <matz@suse.de>
8574 * tree-outof-ssa.c (maybe_renumber_stmts_bb): New function.
8575 (trivially_conflicts_p): New function.
8576 (insert_backedge_copies): Use it.
8578 2009-05-13 Janis Johnson <janis187@us.ibm.com>
8580 * c-pragma.c (enum pragma_switch_t): Prefix constants with PRAGMA_.
8581 (handle_stdc_pragma): Use new enum constant names.
8582 (handle_pragma_float_const_decimal64): Ditto.
8584 2009-05-13 Ian Lance Taylor <iant@google.com>
8586 * Makefile.in (build/gencheck.o): Depend upon all-tree.def, not
8589 2009-05-13 Nathan Sidwell <nathan@codesourcery.com>
8591 * config/m68k/t-uclinux (M68K_MLIB_CPU): Check for FL_UCLINUX.
8592 * config/m68k/m68k-devices.def: Add FL_UCLINUX to 68020 and 54455
8594 * config/m68k/m68k.h (FL_UCLINUX): Define.
8596 2009-05-13 Jan Hubicka <jh@suse.cz>
8598 * options.c (gfc_post_options): -fwhole-program imply -fwhole-file.
8600 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
8602 * config/sh/sh.h (OVERRIDE_OPTIONS): Clear flag_schedule_insns
8603 unless -fschedule-insns is specified.
8605 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
8608 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Don't set
8609 TARGET_EXPAND_CBRANCHDI4.
8610 * config/sh/sh.md (cbranchdi4): Don't check TARGET_EXPAND_CBRANCHDI4.
8611 * config/sh/sh.opt (mexpand-cbranchdi): Remove.
8612 (cmpeqdi): Fix comment.
8614 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
8616 * config/sh/sh-protos.h (sh_legitimate_index_p): Declare.
8617 (sh_legitimate_address_p): Likewise.
8618 * config/sh/sh.c (sh_legitimate_index_p): New.
8619 (sh_legitimate_address_p): Likewise.
8620 * config/sh/sh.h (REG_OK_FOR_BASE_P): Add STRICT parameter.
8621 (REG_OK_FOR_INDEX_P, SUBREG_OK_FOR_INDEX_P): Likewise.
8622 (MODE_DISP_OK_4, MODE_DISP_OK_8): Remove.
8623 (MAYBE_BASE_REGISTER_RTX_P): New macro.
8624 (MAYBE_INDEX_REGISTER_RTX_P): Likewise.
8625 (BASE_REGISTER_RTX_P): Use MAYBE_BASE_REGISTER_RTX_P.
8626 (INDEX_REGISTER_RTX_P): Use MAYBE_INDEX_REGISTER_RTX_P.
8627 (GO_IF_LEGITIMATE_INDEX): Use sh_legitimate_index_p.
8628 (GO_IF_LEGITIMATE_ADDRESS): Use sh_legitimate_address_p.
8630 2009-05-12 Jan Hubicka <jh@suse.cz>
8632 * tree-inline.c (estimate_operator_cost): Add operands;
8633 when division happens by constant, it is cheap.
8634 (estimate_num_insns): Loads and stores are not having cost of 0;
8635 EH magic stuff is cheap; when computing runtime cost of switch,
8636 use log2 base of amount of its cases; builtin_expect has cost of 0;
8637 compute cost for moving return value of call.
8638 (init_inline_once): Initialize time_based flags.
8639 * tree-inline.h (eni_weights_d): Add time_based flag.
8641 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
8643 * df-core.c: Update head documentation.
8645 2009-05-12 Michael Meissner <meissner@linux.vnet.ibm.com>
8648 * rs6000.c (rs6000_generate_compare): Use op1b instead of
8649 shadowing exisiting variable op1.
8651 2009-05-12 Uros Bizjak <ubizjak@gmail.com>
8654 * config/i386/driver-i386.c (processor_signatures): New enum.
8655 (SIG_GEODE): Move from vendor_signatures to processor_signatures.
8656 (host_detect_local_cpu): For SIG_AMD vendor, check for SIG_GEODE
8657 processor signature to detect geode processor.
8659 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
8663 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
8665 * optabs.c (prepare_cmp_insn): Temporarily disable test that
8666 causes spurious differences between trunk and cond-optab branch.
8668 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
8670 * dojump.c (compare_from_rtx): Delete.
8671 * expmed.c (emit_store_flag): Only try cstore_optab. Canonicalize
8672 any MODE_CC mode to the cstorecc4 pattern. Use prepare_operand, fail
8673 if the comparison does not satisfy the predicate; test predicates for
8674 operands 2 and 3 of a cstore pattern. Don't try cstore optab
8675 further if one existing pattern fails.
8676 * expr.h (compare_from_rtx): Delete.
8677 (prepare_operand): Declare it.
8678 * optabs.c: Change "lib call" to "libcall" throughout.
8679 (bcc_gen_fctn, setcc_gen_code, trap_rtx,
8680 HAVE_conditional_trap, emit_cmp_insn): Delete.
8681 (can_compare_p): Delete cmp_optab case.
8682 (prepare_float_lib_cmp): Return an rtx and a machine mode.
8683 Accept other parameters by value.
8684 (prepare_operand): Make non-static.
8685 (prepare_cmp_insn): Return an rtx and a machine mode. Accept
8686 other parameters by value. Try to widen operands here based on
8687 an optab_methods argument and looking at cbranch_optab.
8688 (emit_cmp_and_jump_insn_1): Accept test and mode, remove widening
8689 loop. Use cbranch_optab directly.
8690 (emit_cmp_and_jump_insns): Fix comment. Adjust call to
8691 prepare_cmp_insn and emit_cmp_and_jump_insn_1, remove obsolete
8693 (emit_conditional_move, emit_conditional_add): Inline what's needed
8694 of compare_from_rtx, using new prepare_cmp_insn for the rest.
8695 (init_optabs): Init cmp_optab with UNKNOWN, cbranch_optab
8696 with COMPARE. Move cmov_optab and cstore_optab above
8697 with cbranch_optab, move cmp_optab down with ucmp_optab,
8698 remove tst_otpab. Do not initialize trap_rtx.
8699 (gen_cond_trap): Do it here. Use ctrap_optab. Test predicate
8700 for trap code. Do not check HAVE_conditional_trap. Use
8701 prepare_cmp_insn. Accept no predicate for operand 3.
8702 * optabs.h (OTI_cmp): Mark as used only for libcalls.
8703 (OTI_ctrap, ctrap_optab): New.
8704 (tst_optab): Delete.
8705 (bcc_gen_fctn, setcc_gen_code, emit_cmp_insn): Delete.
8706 * ifcvt.c (find_if_header): Replace HAVE_conditional_trap
8707 with lookup of ctrap_optab.
8708 * genopinit.c (cmp_optab, tst_optab, bcc_gen_fctn, setcc_gen_code):
8712 * combine.c (combine_simplify_rtx, simplify_set): Do not
8713 special case comparing against zero for cc0 machines.
8714 * simplify-rtx.c (simplify_binary_operation_1): Never remove
8715 COMPARE on cc0 machines.
8716 (simplify_relational_operation): Return a new expression when
8717 a COMPARE could be removed.
8718 * final.c (final_scan_insn): Compare cc_status values
8719 against LHS of a (compare FOO (const_int 0)) cc0 source.
8720 Also check if cc_status.value is the full compare.
8722 * doc/md.texi (bCC, sCC, tstMM, cmpMM): Delete.
8723 (cstoreMM4): Document.
8724 (conditional_trap): Document ctrapMM4 instead.
8725 (sync_compare_and_swapMM): Refer to cbranchcc4.
8726 (Dependent Patterns): Eliminate obsolete information referring to
8727 the old jump optimization phase.
8728 (Canonicalization): Include cbranchcc4 case, omit canonicalization
8729 of compares with 0 on cc0 machines.
8730 (Jump Patterns): Refer to MODE_CC jump patterns preferably,
8731 avoiding references to cc0. Remove text about storing operands
8733 * doc/tm.texi (Condition Codes): Include blurb on different
8734 condition code representations, separate into subsections for
8735 CC0, MODE_CC and conditional execution.
8737 * config/alpha/alpha-protos.h (alpha_emit_conditional_branch,
8738 alpha_emit_setcc): Accept operands and a machine mode.
8739 * config/alpha/alpha.c (alpha_emit_conditional_branch):
8740 Get code/op0/op1 from operands, use machine mode argument
8741 instead of alpha_compare.fp_p. Emit the branch here.
8742 (alpha_emit_setcc): Likewise, and return boolean.
8743 (alpha_emit_conditional_move): Likewise. Assert that
8744 cmp_op_mode == cmp_mode, and simplify accordingly.
8745 * config/alpha/alpha.h (struct alpha_compare, alpha_compare): Delete.
8746 * config/alpha/alpha.md (cmpdf, cmptf, cmpdi, bCC, sCC): Delete.
8747 (cbranchdf4, cbranchtf4, cbranchdi4, cstoredf4, cstoretf4,cstoredi4):
8749 (stack probe test): Use cbranchdi4.
8750 * config/alpha/predicates.md (alpha_cbranch_operator): New.
8752 * config/arc/arc.c (gen_compare_reg): Do not emit cmp.
8753 * config/arc/arc.h (movsicc, movsfcc): Use it.
8754 (movdicc, *movdicc_insn, movdfcc, *movdfcc_insn): Remove.
8755 (cbranchsi4, cstoresi4): New.
8756 (cmpsi, bCC and sCC expanders): Remove.
8758 * config/arm/arm.c (arm_compare_op0, arm_compare_op1): Delete.
8759 * config/arm/arm.h (arm_compare_op0, arm_compare_op1): Delete.
8760 * config/arm/predicates.md (arm_comparison_operator): Only include
8761 floating-point operators if there is a hardware floating-point unit.
8762 * config/arm/arm.md (cbranchsi4, cstoresi4): Enable for TARGET_32BIT,
8763 deferring to cbranch_cc and cstore_cc respectively.
8764 (cbranchsf4, cbranchdf4, cbranchdi4, cstoresf4, cstoredf4, cstoredi4,
8765 cbranch_cc, cstore_cc): New.
8766 (movsicc, movsfcc, movdfcc): Do not use arm_compare_op0 and
8768 (bCC, sCC, cmpsi, cmpsf, cmpdf, cmpdi): Delete.
8770 * config/avr/avr-protos.h (out_tstsi, out_tsthi): Adjust prototype.
8771 * config/avr/avr.c (out_tstsi, out_tsthi): Get the tested operand
8773 (adjust_insn_length): Adjust calls.
8774 (avr_reorg): Handle (compare (foo) (const_int 0)).
8775 * config/avr/avr.md (tstqi, tsthi, tstsi): Remove.
8776 (*negated_tstqi, *negated_tsthi, *negated_tstsi): Unmacroize.
8777 (*reversed_tsthi, *reversed_tstsi): Add a scratch for simplicity.
8778 (cmpqi, cmphi, cmpsi): Prepend asterisk, fuse tst[qhs]i here.
8780 (cbranchqi4, cbranchhi4, cbranchsi4): New.
8781 (tst -> sbrc/sbrs peephole2, cpse peephole): Wrap RHS with COMPARE.
8783 * config/bfin/bfin.md (cmpbi, cmpsi, bCC, sCC): Delete.
8784 (cbranchsi4, cstorebi4, cstoresi4): New.
8785 (movbisi): This insn is duplicate, split it to zero_extend.
8786 * config/bfin/bfin.c (bfin_compare_op0, bfin_compare_op1): Delete
8787 (bfin_gen_compare): Do not use them. Emit VOIDmode SET, not BImode.
8788 (bfin_optimize_loop): Use cbranch expander.
8789 * config/bfin/bfin.h (bfin_compare_op0, bfin_compare_op1): Delete.
8790 * config/bfin/predicates.md (bfin_cbranch_operator): Rename to...
8791 (bfin_bimode_comparison_operator): ... this.
8792 (bfin_direct_comparison_operator): New.
8794 * config/cris/cris.c (cris_normal_notice_update_cc): Look
8795 inside (compare FOO (const_int 0)).
8796 (cris_rtx_costs): Handle ZERO_EXTRACT.
8797 * config/cris/cris.md (tstdi, tst<mode>, cmpdi): Delete.
8798 (*tstdi_non_v32): Fold in *cmpdi_non_v32.
8799 (*tstdi_v32): Delete.
8800 (*cmpdi_non_v32): Add M alternative for operand 1.
8801 (cmpsi, cmp<mode>): Make private.
8802 (*tstsi, *tst<mode>_cmp, *tst<mode>_non_cmp, *btst): Wrap LHS
8804 (cbranch<mode>4, cbranchdi4, cstore<mode>4): New.
8806 * config/crx/crx.md (cstore<mode>4, cbranchcc4): New.
8807 (cmp<mode>, bCOND_internal, b<code>, s<code>): Delete.
8808 (cbranch<mode>4, sCOND_internal): Use ordered_comparison_operator.
8809 (cc_reg_operand): New.
8811 * config/crx/crx.c (crx_compare_op0, crx_compare_op1,
8812 crx_expand_compare, crx_expand_branch, crx_expand_scond): Delete.
8813 * config/crx/crx.h (crx_compare_op0, crx_compare_op1): Delete.
8814 * config/crx/crx-protos.h (crx_expand_compare, crx_expand_branch,
8815 crx_expand_scond): Delete.
8817 * config/fr30/fr30.md (cmp<mode>, bCC): Delete.
8819 * config/fr30/fr30.c (fr30_compare_op0, fr30_compare_op1): Delete
8820 * config/fr30/fr30.h (fr30_compare_op0, fr30_compare_op1): Delete.
8822 * config/frv/frv.md (cbranchsi4, cbranchsf4, cbranchdf4,
8823 cstoresi4, cstoresf4, cstoredf4): New.
8824 (cmpdi, cmpsi, cmpsf, cmpdf, bCC, sCC): Remove.
8825 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
8826 Receive the entire operands array.
8827 * config/frv/frv.h (frv_compare_op0, frv_compare_op1): Delete.
8828 * config/frv/frv.c (frv_compare_op0, frv_compare_op1): Delete.
8829 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
8830 Get test/op0/op1 from the operands array.
8831 (frv_emit_cond_move): Get test/op0/op1 from the test_rtx.
8833 * config/h8300/h8300-protos.h (h8300_expand_branch): Accept operands.
8834 (h8300_expand_store): New.
8835 * config/h8300/h8300.c (h8300_rtx_costs): Handle (compare FOO
8837 (h8300_expand_branch): Emit compare here. Adjust for new arguments.
8838 (h8300_expand_store): New.
8839 * config/h8300/h8300.md (btst combine patterns): Wrap with COMPARE
8840 or do not try to produce (set (cc0) REG).
8841 (peepholes): Wrap arguments with COMPARE. Add a peephole to
8842 change a compare into a move to a scratch register. Disable some
8843 peepholes when comparing with zero.
8844 (tstsi, tsthi, tstsi, cmpqi): Make private.
8847 (cbranchqi4, cbranchhi4, cbranchsi4, cstoreqi4, cstorehi4,
8850 * config/i386/i386.c (ix86_expand_int_movcc, ix86_expand_int_addcc,
8851 ix86_expand_fp_movcc): Set ix86_compare_op0 and ix86_compare_op1.
8852 (ix86_emit_i387_log1p): Use gen_cbranchxf4.
8853 (ix86_emit_i387_log1p): Use cbranchxf2.
8854 (ix86_expand_setcc): Return void.
8855 * config/i386/i386-protos.h (ix86_expand_setcc): Return void.
8856 * config/i386/i386.md (cmpti, cmpdi, cmpsi, cmphi, cmpqi, cmpxf,
8857 cmp<MODEF>, cmpcc): Remove.
8858 (cbranchti4, cbranchdi4, cbranchsi4, cbranchhi4, cbranchqi4,
8859 cbranchxf4, cbranch<MODEF>4, cbranchcc4, cstoredi4, cstoresi4,
8860 cstorehi4, cstoreqi4, cstorexf4, cstore<MODEF>4, cstorecc): New.
8861 (sCC and bCC expanders): Remove.
8862 (stack_protect_test): Use cbranchcc4.
8864 * config/ia64/ia64-protos.h (ia64_compare_op0, ia64_compare_op1):
8866 (ia64_expand_compare): Accept three rtx by reference and return void.
8867 * config/ia64/ia64.c (ia64_compare_op0, ia64_compare_op1): Delete.
8868 (ia64_expand_compare): Replace op0/op1 with *op0/*op1. Get code
8869 from *expr. Update *expr with the BImode comparison to do.
8870 * config/ia64/ia64.md (cmpbi, cmpsi, cmpdi, cmpsf, cmpdf, cmpxf,
8871 cmptf, bCC, sCC, conditional_trap): Delete.
8872 (cbranchbi4, cbranchsi4, cbranchdi4, cbranchsf4, cbranchdf4,
8873 cbranchxf4, cbranchtf4, cstorebi4, cstoresi4, cstoredi4, cstoresf4,
8874 cstoredf4, cstorexf4, cstoretf4, ctrapbi4, ctrapsi4, ctrapdi4,
8875 ctrapsf4, ctrapdf4, ctrapxf4, ctraptf4): New.
8876 * config/ia64/predicates.md (ia64_cbranch_operator): New.
8878 * config/iq2000/iq2000-protos.h (gen_conditional_branch): Change
8879 type of last argument.
8880 * config/iq2000/iq2000.c (branch_cmp, branch_type): Remove.
8881 (gen_conditional_branch): Get code/cmp0/cmp1 from operands,
8882 use machine mode argument instead of branch_type. Remove dead
8883 code for floating-point comparisons.
8884 * config/iq2000/iq2000.h (branch_cmp, branch_type): Remove.
8885 * config/iq2000/iq2000.md (cmpsi, cmpdi, cmpsf, cmpdf, tstsi, bCC):
8887 (cbranchsi4, cstoresi4): New.
8888 * config/iq2000/predicates.md (reg_or_const_operand): New.
8890 * config/m32c/m32c.md (cbranch splitter): Use match_op_dup.
8891 * config/m32c/m32c.md (any_cond, gl_cond): Delete.
8892 (b<code>_op): Rewrite to...
8893 (bcc_op): ... this, using match_operator.
8894 (s<code>_op): Rewrite to...
8895 (scc_op): ... this, using match_operator.
8896 (s<code>_24_op): Rewrite to...
8897 (scc_op_24): ... this, using match_operator.
8898 (s<code>_<mode>): Rewrite to...
8899 (cstore<mode>4): ... this, using match_operator.
8900 (s<code>_<mode>_24): Rewrite to...
8901 (cstore<mode>4_24): ... this, using match_operator.
8902 * config/m32c/m32c-protos.h (m32c_cmp_flg_0, m32c_pend_compare,
8903 m32c_unpend_compare, m32c_expand_scc): Delete.
8904 * config/m32c/m32c.c (compare_op0, compare_op1, m32c_cmp_flg_0,
8905 m32c_pend_compare, m32c_unpend_compare, m32c_expand_scc): Delete.
8906 (m32c_expand_movcc): Change NE to EQ if necessary.
8907 (m32c_init_libfuncs): Modify cstore optab instead of setcc_gen_code.
8909 * config/m32r/m32r-protos.h (gen_cond_store): New.
8910 * config/m32r/m32r.c (m32r_compare_op0, m32r_compare_op1): Delete.
8911 (gen_cond_store): New, from sCC patterns.
8912 (m32r_expand_block_move): Use cbranchsi4.
8913 * config/m32r/m32r.h (m32r_compare_op0, m32r_compare_op1): Delete.
8914 * config/m32r/m32r.md (cmpsi, bCC, sCC): Delete.
8915 (cbranchsi4, cstoresi4): New.
8917 * config/m68hc11/m68hc11.c (m68hc11_compare_op0, m68hc11_compare_op1):
8919 (m68hc11_rtx_costs_1, m68hc11_rtx_costs): Handle ZERO_EXTRACT.
8920 (m68hc11_notice_update_cc): Look into a compare with 0.
8921 * config/m68hc11/m68hc11.h (m68hc11_compare_op0, m68hc11_compare_op1):
8923 * config/m68hc11/m68hc11.md (tstsi, tsthi, tstqi, cmpsi,
8924 cmphi, cmpqi, bCC): Delete.
8925 (cbranchsi4, cbranchhi4, cbranchqi4): New.
8926 (tstqi_1, tstqi_z_used, tstqi_1, bitcmpqi, bitcmpqi_z_used,
8927 bitcmpqi_12, bitcmphi, various splits and peephole2s): Wrap cc0<-reg
8930 * config/m68k/predicates.md (m68k_cstore_comparison_operator,
8931 const0_operand, const1_operand, m68k_subword_comparison_operand): New.
8932 * config/m68k/constraints.md (H): New.
8933 * config/m68k/m68k.md (tstdi): Remove define_expand, use name for
8934 the define_insn below.
8935 (tstsi, tsthi, tst<FP:mode>, cmphi, cmpqi, cmp<FP:mode>): Delete.
8936 (*tstsi_internal_68020_cf, *tstsi_internal, *tsthi_internal,
8937 *tstqi_internal, tst<mode>_6881, tst<mode>_cf, many unnamed
8938 patterns): Wrap RHS with COMPARE.
8939 (tst<FP>_68881, tst<FP>_cf): Use const0_operand.
8940 (*cmpdi_internal): Name this pattern.
8941 (cmpdi): Change to define_insn.
8942 (cbranchdi4, cstoredi4, cbranchsi4, cstoresi4, cbranchhi4, cstorehi4,
8943 cbranchqi4, cstoreqi4, cbranch<FP:mode>4, cstore<FP:mode>4): New.
8944 (scc0_di, scc0_di_5200, scc_di): Use the ordered_comparison_operator
8946 (seq, sne, sgt, sgtu, slt, sltu, sge, sgeu, sle, sleu, sordered,
8947 sunordered, suneq, sunge, sungt, sunle, sunlt, sltgt): Delete
8948 (conditional_trap): Change to...
8949 (ctrapdi4, ctrapsi4, ctraphi4, ctrapqi4): ... these.
8950 (*conditional_trap): Use the ordered_comparison_operator and
8951 const1_operand predicates.
8952 * config/m68k/m68k.c (m68k_last_compare_had_fp_operands): Delete.
8953 (m68k_expand_prologue): Use ctrapsi4 instead of cmpsi+conditional_trap.
8954 (m68k_rtx_costs): Look for ZERO_EXTRACT in a COMPARE.
8955 * config/m68k/m68k.h (m68k_last_compare_had_fp_operands): Delete.
8957 * config/mcore/mcore-protos.h (arch_compare_op0, arch_compare_op1,
8958 mcore_modify_comparison, mcore_gen_compare_reg): Remove.
8959 (mcore_gen_compare): New.
8960 * config/mcore/mcore.c (arch_compare_op0, arch_compare_op1): Delete.
8961 (mcore_modify_comparison, mcore_gen_compare_reg): Fold into...
8962 (mcore_gen_compare): ... this.
8963 * config/mcore/mcore.md (cmpsi, bCC, sCC): Remove.
8964 (cbranchsi4, cstoresi4): New, using mcore_gen_compare.
8965 (stack probe pattern): Use cbranchsi4.
8967 * config/mips/predicates.md (mips_cstore_operator): New.
8968 * config/mips/mips-ps-3d.md (movv2sfcc): Do not use cmp_operands.
8969 * config/mips/mips.md (any_cond): Delete.
8970 (conditional_trap): Rename to ctrap<GPR:mode>4. Adjust predicates,
8972 (fixuns_truncdfsi2, fixuns_truncdfdi2, fixuns_truncsfsi2,
8973 fixuns_truncsfdi2): Use cbranch patterns.
8974 (cmp<GPR:mode>, cmp<SCALARF:mode>): Delete.
8975 (b<code>): Change to cbranch<GPR:mode>4 and cbranch<SCALARF:mode>4.
8976 Adjust call to mips_expand_conditional_branch.
8977 (seq, sne, slt<u>, sle<u>, sgt<u>, sge<u>): Change to
8979 * config/mips/mips-protos.h (mips_expand_conditional_branch,
8980 mips_expand_scc, mips_expand_conditional_trap): Adjust prototypes.
8981 * config/mips/mips.c (cmp_operands): Delete.
8982 (mips_emit_compare): Get comparison operands from *op0/*op1.
8983 (mips_expand_scc): Get code/op0/op1/target from operands. Assert
8984 that it succeeds. Use op0/op1 instead of cmp_operands.
8985 (mips_expand_conditional_branch, mips_expand_conditional_move,
8986 mips_expand_conditional_trap): Likewise.
8987 (mips_block_move_loop): Use cbranch patterns.
8988 * config/mips/mips.h (cmp_operands): Delete.
8990 * config/mmix/mmix.c (mmix_valid_comparison): Delete.
8991 (mmix_gen_compare_reg): Just return a register in the right CC mode.
8992 * config/mmix/mmix.h (mmix_compare_op0, mmix_compare_op1): New.
8993 * config/mmix/mmix.md (cmpdi, cmpdf): Remove.
8994 (*cmpcc_folded): Rename to...
8995 (*cmpdi_folded): this.
8996 (*cmpcc): Rename to...
8998 (movdfcc, movdicc): Adjust for new semantics of mmix_gen_compare_reg.
9001 (cbranchdf4): New. Handle invalid comparisons here.
9002 * config/mmix/predicates.md (float_comparison_operator): New.
9004 * config/mn10300/mn10300.c (mn10300_rtx_costs): Consider 0 and
9005 zero_extract to be cheap in (compare (zero_extract) (const_int 0).
9006 * config/mn10300/mn10300.md (tst): Delete.
9007 (*tst_extqisi_am33, *tst_extqisi, *tst_exthisi_am33, *tst_exthisi):
9008 Name these patterns and wrap RHS in a compare.
9009 (*cmpsi): Make this pattern private. Include tst.
9010 (*cmpsf): Make this pattern private.
9011 (and and zero_extract cc0 set): Wrap RHS in a COMPARE.
9012 (compare with zero peepholes): Likewise.
9014 (cbranchsi4, cbranchsf4): New.
9015 (casesi): Use cbranchsi4.
9017 * config/pa/pa.c (hppa_compare_op0, hppa_compare_op1,
9018 hppa_branch_type): Delete.
9019 (return_addr_rtx): Use cbranchsi4.
9020 (emit_bcond_fp): Accept all operands. Replace CODE with NE.
9021 Emit CCFPmode comparison here.
9022 (gen_cmp_fp): Delete, now part of emit_bcond_fp.
9023 * config/pa/pa.h (enum cmp_type, hppa_compare_op0, hppa_compare_op1,
9024 hppa_branch_type): Delete.
9025 * config/pa/pa.md (cmpdi, cmpsi, cmpsf, cmpdf, sCC, bCC): Delete.
9026 (movsicc, movdicc): Remove references to hppa_compare_op0,
9027 hppa_compare_op1 and compare_from_rtx.
9028 (cbranchdi4, cbranchsi4, cbranchsf4, cbranchdf4, cstoresi4): New.
9029 (casesi): Use cbranchsi4.
9031 * config/pdp11/pdp11-protos.h (output_jump): Change prototype.
9032 * config/pdp11/pdp11.c (output_jump): Embed opcodes here.
9033 * config/pdp11/pdp11.md (register_or_const0_operand): New.
9034 (cmpdf, cmphi, cmpqi): Make private. Add tst alternatives.
9035 (cmpsi, tstsi, tstdf, tsthi, tstqi): Delete.
9037 (cbranchdf4, cbranchhi4, cbranchqi4): New.
9038 (*branch, *branch_inverted): New.
9040 * config/picochip/picochip.md (cbranchhi4): Use
9041 ordered_comparison_operator.
9042 (cmphi, bCC): Remove.
9044 * config/rs6000/predicates.md (rs6000_cbranch_operator): New.
9045 (trap_comparison_operator): Delete.
9046 * config/rs6000/rs6000-protos.h (rs6000_emit_sCOND,
9047 rs6000_emit_cbranch): Accept mode and operands.
9048 * config/rs6000/rs6000.c (rs6000_compare_op0, rs6000_compare_op1,
9049 rs6000_compare_fp_p): Delete.
9050 (rs6000_generate_compare): Accept mode and comparison. Extract code
9051 and op0/op1 from there. Replace references to rs6000_compare_op0
9052 and rs6000_compare_op1.
9053 (rs6000_emit_sCOND): Adjust call to rs6000_generate_compare and
9054 extract result from passed operands.
9055 (rs6000_emit_cbranch): Adjust call to rs6000_generate_compare and
9056 extract loc from passed operands.
9057 (rs6000_emit_cmove): Likewise.
9058 * config/rs6000/rs6000.h (rs6000_compare_op0, rs6000_compare_op1,
9059 rs6000_compare_fp_p): Delete.
9060 * config/rs6000/rs6000.md (cmp<GPR>, cmp<FP>, bCC, sCC): Delete.
9061 (cbranch<GPR>4, cbranch<FP>4): New.
9062 (cstore<mode>4): New. Consolidate here all choices about when to use
9063 portable or specialized sCC sequences.
9064 (stack_protect_test): Use cbranchsi4.
9065 (conditional_trap): Replace with ctrap<GPR>4.
9066 (conditional trap insn): Replace trap_comparison_operator with
9067 ordered_comparison_operator.
9069 * config/s390/s390.c (s390_compare_op0, s390_compare_op1): Delete.
9070 (s390_emit_prologue): Use ctrap.
9071 * config/s390/s390.h (s390_compare_op0, s390_compare_op1): Delete.
9072 * config/s390/predicates.md (s390_eqne_operator, s390_scond_operator):
9073 New predicates replacing...
9074 * config/s390/s390.md (COMPARE, SCOND): ... these iterators.
9075 (cmp<GPR>, cmp<FP>, cmpcc): Delete.
9076 (trunc patterns): Use emit_cmp_and_jump_insns instead of cmp/branch.
9077 (add<mode>cc): Do not use s390_compare_op0/op1.
9078 (s<code>): Change to...
9079 (cstore<mode>4): ... this. Do not use s390_compare_op0/op1.
9081 (cstorecc4): ... this. Handle EQ or NE equally.
9082 (*sne): Un-privatize for use in cstorecc4.
9083 (b<code>): Change to...
9084 (cbranch<GPR>4, cbranch<FP>4, cbranchcc4): ... these.
9085 (conditional_trap): Replace with...
9086 (ctrap<GPR>4, ctrap<FP>4): ... these.
9087 (stack_protect): Use cbranchcc4.
9089 * config/score/score-conv.h (cmp_op0, cmp_op1): Delete.
9090 * config/score/score-protos.h (score_gen_cmp): Delete.
9091 * config/score/score.c (cmp_op0, cmp_op1, score_gen_cmp): Delete.
9092 (score_block_move-loop): Use cbranchsi4.
9093 * config/score/score.md (cbranchsi4): New.
9094 (cmpsi, bCC): Delete.
9095 * config/score/score3.c (cmp_op0, cmp_op1, score3_gen_cmp): Delete.
9096 (score3_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
9097 * config/score/score7.c (cmp_op0, cmp_op1, score7_gen_cmp): Delete.
9098 (score7_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
9099 * config/score/score3.h (score3_gen_cmp): Delete.
9100 * config/score/score7.h (score7_gen_cmp): Delete.
9102 * config/sh/sh-protos.h (prepare_scc_operands): Rename to...
9103 (sh_emit_scc_to_t): ... this. Return void.
9104 (from_compare): Rename to...
9105 (sh_emit_compare_and_branch): ... this.
9106 (sh_emit_compare_and_set): New.
9107 (sh_expand_t_scc): Accept operands.
9108 * config/sh/predicates.md (sh_float_comparison_operator): New.
9109 * config/sh/sh.c (sh_compare_op0, sh_compare_op1): Delete.
9110 (prepare_scc_operands): Rename to...
9111 (sh_emit_scc_to_t): ... this. Return void. Get op0/op1 from
9113 (sh_emit_cheap_store_flag): New.
9114 (sh_emit_set_t_insn): New.
9115 (from_compare): Rename to...
9116 (sh_emit_compare_and_branch): ... this. Accept mode. Rewrite
9117 handling of TARGET_SH2E floating point to avoid recursive call.
9118 Generate branch here.
9119 (sh_emit_compare_and_set): New.
9120 (sh_expand_t_scc): Get op0/op1 from arguments.
9121 (sh_emit_cheap_store_flag): New.
9122 * config/sh/sh.md (cbranchdi4, cbranchsi4): Include -mno-cbranchdi
9124 (cbranchdi4_i): Use an "I08" constraint instead of an "i" constraint.
9125 (cmpsi, cmpdi, cmpsf, cmpdf): Delete.
9126 (movsicc, movdicc): Do nothing when it recreated operands from
9127 sh_compare_*. Use sh_emit_cheap_store_flag. Adjust call to
9128 prepare_scc_operands (now sh_emit_scc_to_t).
9129 (udivdi3): Use cstoresi4.
9130 (beq_media, bne_media, bge_media, bgtu_media, bgeu_media, beq,
9131 bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu, bunordered): Delete.
9132 (cbranchint4_media, cbranchfp4_media): New.
9133 (casesi): Use cbranchdi4.
9134 (seq, slt, sle, sgt, sge, sgtu, sltu, sgeu, sne, sleu, sunordered):
9136 (cstore4_media, cstoresi4, cstoredi4, cstoresf4, cstoredf4): New.
9137 (movnegt): Remove second operand.
9138 (cbranchsf4, cbranchdf4): New.
9139 (stack_protect): Use cbranchdi4/cbranchsi4.
9141 * config/sparc/sparc.c (sparc_compare_op0, sparc_compare_op1): Delete.
9142 (gen_compare_reg): Accept comparison, extract part of it to...
9143 (gen_compare_reg_1): ... this.
9144 (gen_compare_operator): Delete.
9145 (gen_v9_scc): Accept separate destination, comparison code and arms.
9146 Do not use sparc_compare_op0/sparc_compare_op1.
9147 (emit_scc_insn, emit_conditional_branch_insn): New.
9148 (emit_v9_brxx): Make static. Remove useless assertion.
9149 (sparc_emit_float_lib_cmp): Return RTL instead of calling
9151 (sparc_expand_compare_and_swap_12): Use gen_compare_reg_1+cbranchcc4.
9152 * config/sparc/sparc-protos.h (gen_compare_reg,
9153 sparc_emit_float_lib_cmp): Adjust prototype.
9154 (emit_scc_insn, emit_conditional_branch_insn): New.
9155 (gen_v9_scc, emit_v9_brxx_insn, gen_compare_operator): Delete.
9156 * config/sparc/sparc.h (sparc_compare_op0, sparc_compare_op1): Delete.
9157 * config/sparc/sparc.md (P, I, F, V32, V32I, V64, V64I): Move all
9158 iterators to the top.
9159 (cmpsi, cmpdi, cmpsf, cmpdf, cmptf, seqsi_special_extend,
9160 snesi_special_extend, sCC, bCC, seqdi_special_trunc,
9161 snedi_special_trunc): Delete.
9162 (seqdi_special, snedi_special): Use expansion of seqdi_special_trunc
9163 and snedi_special_trunc.
9164 (cstoresi4, cstoredi4, cstore<F:mode>4, cbranchcc4, cbranchsi4,
9165 cbranchdi4, cbranch<F:mode>4): New.
9166 (mov<I:mode>cc, mov<F:mode>cc): Handle sparc_emit_float_lib_cmp
9167 here. Use gen_compare_reg instead of gen_compare_operator.
9168 (conditional_trap): Replace with...
9169 (ctrapsi4, ctrapdi4): ... this.
9170 (stack_protect_test): Use cbranchcc4.
9172 * config/spu/spu-protos.h (spu_emit_branch_or_set): Change second
9174 * config/spu/spu.c (spu_compare_op0, spu_compare_op1): Remove.
9175 (spu_emit_branch_or_set): Get code/op0/op1 from second argument.
9176 Change spu_compare_op0/op1 to op0/op1 throughout. Get target
9177 from operands[0] or operands[3] depending on is_set.
9178 * config/spu/spu.h (spu_compare_op0, spu_compare_op1): Remove.
9179 * config/spu/spu.md (cmp<mode:VQHSI>, cmp<mode:DTI>, cmp<mode:VSF>,
9180 cmpdf, bCC), sCC: Remove.
9181 (cbranch<mode:VQHSI>4, cbranch<mode:DTI>, cbranch<mode:VSF>4,
9182 cbranchdf4, cstore<mode:VQHSI>4, cstore<mode:DTI>, cstore<mode:VSF>4,
9184 (mov<mode>cc): Accept ordered_comparison_operator, adjust call to
9185 spu_emit_branch_or_set.
9187 * config/stormy16/stormy16-protos.h (xstormy16_emit_cbranch):
9189 * config/stormy16/stormy16.h (xstormy16_compare_op0,
9190 xstormy16_compare_op1): Delete.
9191 * config/stormy16/stormy16.c (xstormy16_compare_op0,
9192 xstormy16_compare_op1): Delete.
9193 (xstormy16_emit_cbranch): Get op0/op1 from the new arguments.
9195 * config/stormy16/stormy16.md (cbranchsi4, cbranchhi4): New.
9196 (cmphi, cmpsi, bCC): Remove.
9198 * config/v850/v850.md (tstsi, cmpsi): Fold into...
9199 (*cmpsi): ... this one.
9200 (cbranchsi4, cstoresi4): New.
9201 (bCC expanders): Delete.
9202 (sCC insns): Fold into...
9203 (*setcc): ... this one.
9204 (casesi): Do not use gen_cmpsi and gen_bgtu.
9205 (various splits): Wrap "naked" RHS of a cc0 set with COMPARE.
9206 (movsicc): Simplify.
9207 * config/v850/v850.c (v850_rtx_costs): Handle ZERO_EXTRACT in COMPARE.
9209 * config/vax/vax-protos.h (cond_name): New.
9210 (vax_output_conditional_branch): Remove.
9211 * config/vax/vax.c (cond_name): New.
9212 (vax_output_conditional_branch): Remove.
9213 * config/vax/vax.h (PRINT_OPERAND): Dispatch %c to cond_name.
9214 * config/vax/vax.md (tst<VAXint>, tst<VAXfp>): Remove.
9215 (cmp<VAXint>, cmp<VAXfp>): Privatize. Add constraints for tst.
9216 (bit<VAXint>): Wrap source with (compare).
9217 (b<code> and following unnamed pattern): Rename to *branch and
9218 *branch_reversed. Change macroization to match_operator.
9219 (cbranch<VAXint>4, cbranch<VAXfp>4): New.
9221 * config/xtensa/predicates.md (xtensa_cstoresi_operator): New.
9222 * config/xtensa/xtensa-protos.h (xtensa_expand_conditional_branch):
9223 Change last argument to machine_mode.
9224 (xtensa_expand_scc): Add machine_mode argument.
9225 * config/xtensa/xtensa.c (branch_cmp, branch_type): Remove.
9226 (gen_conditional_move, xtensa_expand_conditional_branch,
9227 xtensa_expand_scc, xtensa_expand_conditional_move): Use mode
9228 instead of branch_type, fetch cmp0/cmp1/test_code from operands[].
9229 Adjust operand numbers.
9230 * config/xtensa/xtensa.h (enum cmp_type, branch_cmp, branch_type):
9232 * config/xtensa/xtensa.md (any_cond, any_scc): Delete.
9233 (cmpsi, cmpsf, b<code>, s<code>): Delete.
9234 (cbranchsi4, cbranchsf4, cstoresi4, cstoresf4): New.
9236 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
9238 * optabs.c (prepare_cmp_insn): Temporarily disable test that
9239 causes spurious differences between trunk and cond-optab branch.
9241 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
9244 * doc/install.texi (STAGE1_TFLAGS, BUILD_CONFIG): Document.
9246 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
9248 * tree.c (iterative_hash_pointer): Delete.
9249 (iterative_hash_expr): Short-circuit handling of NULL pointer.
9250 Hash UIDs and versions of SSA names. Don't special-case built-in
9251 function declarations.
9253 2009-05-11 Ian Lance Taylor <iant@google.com>
9256 * graphite.c: Force -Wc++-compat to only be a warning before
9257 #including "cloog/cloog.h".
9259 2009-05-11 Martin Jambor <mjambor@suse.cz>
9261 * ipa-cp.c (ipcp_cloning_candidate_p): Add missing return false.
9263 2009-05-11 Jan Hubicka <jh@suse.cz>
9265 * tree-ssa-loop-ivcanon.c: Include target.h
9266 (struct loop_size): new structure.
9267 (constant_after_peeling): New predicate.
9268 (tree_estimate_loop_size): New function.
9269 (estimated_unrolled_size): Rewrite for new estimates.
9270 (try_unroll_loop_completely): Use new estimates.
9271 * Makefile.in (tree-ssa-loop-ivcanon.o): Add dependenc on target.h
9273 2009-05-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
9275 * config/spu/spu-c.c (spu_categorize_keyword): Update for recent
9276 libcpp interface change.
9277 (spu_macro_to_expand): Likewise.
9279 2009-05-11 Paolo Bonzini <bonzini@gnu.org>
9281 PR tree-optimization/40026
9282 * gimplify.c (gimplify_init_constructor): Change initial conditional
9283 to assertion. Rewrite TREE_OPERAND (*expr_p, 1) after
9284 optimize_compound_literals_in_ctor.
9286 2009-05-11 Nathan Sidwell <nathan@codesourcery.com>
9288 * config/m68k/m68k-devices.def (52274, 52277, 5301x, 5225x, 51xx):
9290 * doc/invoke.texi (M680x0 Options): Document new coldfire cpus.
9292 2009-05-11 H.J. Lu <hongjiu.lu@intel.com>
9294 * tree-vect-data-refs.c (vect_analyze_group_access): Use
9295 HOST_WIDE_INT for gap.
9297 2009-05-11 Ira Rosen <irar@il.ibm.com>
9299 PR tree-optimization/40074
9300 * tree-vect-data-refs.c (vect_analyze_group_access): Take gaps into
9301 account in group size and step comparison.
9303 2009-05-11 Richard Guenther <rguenther@suse.de>
9305 * passes.c (init_optimization_passes): Strip now incorrect comment.
9306 (execute_function_todo): Do not set PROP_alias.
9307 * tree-pass.h (PROP_alias): Remove.
9308 * tree-ssa-structalias.c (pass_build_alias): Do not provide PROP_alias.
9309 * tree-if-conv.c (pass_if_conversion): Do not require PROP_alias.
9310 * tree-nrv.c (pass_return_slot): Likewise.
9311 * tree-object-size.c (pass_object_sizes): Likewise.
9312 * tree-ssa-dom.c (pass_dominator): Likewise.
9313 (pass_phi_only_cprop): Likewise.
9314 * tree-ssa-dse.c (pass_dse): Likewise.
9315 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
9316 (pass_cselim): Likewise.
9317 * tree-ssa-pre.c (pass_pre): Likewise.
9318 (pass_fre): Likewise.
9319 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
9320 * tree-ssa-sink.c (pass_sink_code): Likewise.
9321 * tree-stdarg.c (pass_stdarg): Likewise.
9322 * tree-tailcall.c (pass_tail_calls): Likewise.
9323 * tree-vrp.c (pass_vrp): Likewise.
9325 2009-05-10 Ian Lance Taylor <iant@google.com>
9327 * basic-block.h (enum profile_status): Break out of struct
9329 * cgraph.h (struct inline_summary): Break out of struct
9331 * cgraphunit.c (enum cgraph_order_sort_kind): New enum, broken out
9332 of struct cgraph_order_sort.
9333 * combine.c (enum undo_kind): New enum, broken out of struct undo.
9334 * cse.c (struct branch_path): Break out of struct
9335 cse_basic_block_data.
9336 * except.h (enum eh_region_type): Break out of struct eh_region.
9337 * gcc.c (enum add_del): Break out of struct modify_target.
9338 * genrecog.c (enum decision_type): Break out of struct decision_test.
9339 * ggc-page.c (struct ggc_pch_ondisk): Break out of struct
9341 * matrix-reorg.c (struct free_info): Break out of struct matrix_info.
9342 * regmove.c (enum match_use): New enum, broken out of struct match.
9343 * sched-int.h (enum post_call_group): New enum, broken out of
9345 (struct deps_reg): Break out of struct deps.
9346 * target.h (struct asm_int_op): Break out of struct gcc_target.
9347 * tree-eh.c (struct goto_queue_node): Break out of struct
9349 * tree-inline.h (enum copy_body_cge_which): Break out of
9351 * tree-pass.h (enum opt_pass_type): Break out of struct opt_pass.
9353 * c-decl.c (in_struct, struct_types): New static variables.
9354 (pushtag): Add loc parameter. Change all callers.
9355 (lookup_tag): Add ploc parameter. Change all callers.
9356 (check_compound_literal_type): New function.
9357 (parser_xref_tag): Add loc parameter. Change all callers. If
9358 -Wc++-compat, warn about struct/union/enum types defined within a
9360 (start_struct): Add enclosing_in_struct, enclosing_struct_types,
9361 and loc parameters. Change all callers. Change error calls to
9362 error_at, using loc. For a redefinition, if the location of the
9363 original definition is known, report it. Set in_struct and
9364 struct_types. If -Wc++-compat warn if in sizeof, typeof, or alignof.
9365 (finish_struct): Add new parameters enclosing_in_struct and
9366 enclosing_struct_types. Change all callers. Set
9367 C_TYPE_DEFINED_IN_STRUCT for all struct/union/enum types defined
9368 in the struct. If in a struct, add this struct to struct_types.
9369 (start_enum): Add loc parameter. Change all callers. Use
9370 error_at for errors, using loc. For a redefinition, if the
9371 location of the original definition is known, report it. If in a
9372 struct, add this enum type to struct_types. If -Wc++-compat warn
9373 if in sizeof, typeof, or alignof.
9374 * c-parser.c (disable_extension_diagnostics): Disable -Wc++-compat.
9375 (enable_extension_diagnostics): Reenable -Wc++-compat if appropriate.
9376 (c_parser_enum_specifier): Get enum location for start_enum.
9377 (c_parser_struct_or_union_specifier): Get struct location for
9378 start_struct. Save in_struct and struct_types status between
9379 start_struct and finish_struct.
9380 (c_parser_cast_expression): Get location of cast.
9381 (c_parser_alignof_expression): Get location of type.
9382 (c_parser_postfix_expression): Likewise.
9383 (c_parser_postfix_expression_after_paren_type): Add type_loc
9384 parameter. Change all callers. Call check_compound_literal_type.
9385 Use type_loc for error about variable size type.
9386 * c-typeck.c (build_external_ref): If -Wc++-compat, warn about a use
9387 of an enum constant from an enum type defined in a struct or union.
9388 (c_cast_expr): Add loc parameter. Change all callers. If
9389 -Wc++-compat, warn about defining a type in a cast.
9390 * c-tree.h (C_TYPE_DEFINED_IN_STRUCT): Define.
9391 (start_enum, start_struct, finish_struct): Update declarations.
9392 (parser_xref_tag, c_cast_expr): Update declarations.
9393 (check_compound_literal_type): Declare.
9395 2009-05-11 Ben Elliston <bje@au.ibm.com>
9397 * config/rs6000/rs6000-c.c (altivec_categorize_keyword): Update
9398 for recent libcpp interface change.
9399 (rs6000_macro_to_expand): Likewise.
9401 2009-05-10 Michael Matz <matz@suse.de>
9404 * config/arm/arm.c (require_pic_register): Emit on entry edge,
9405 not at entry of function.
9407 2009-05-10 Richard Guenther <rguenther@suse.de>
9409 PR tree-optimization/40081
9411 * tree-sra.c (instantiate_element): Instantiate scalar replacements
9412 using the main variant of the element type. Do not fiddle with
9413 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
9415 * tree-sra.c (sra_type_can_be_decomposed_p): Do not decompose
9416 structs with volatile fields.
9418 2009-05-10 Jan Hubicka <jh@suse.cz>
9420 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Declare.
9421 (estimate_move_cost): Assert that it does not get called for
9423 (estimate_num_insns): Skip VOID types in argument handling.
9424 (optimize_inline_calls): Delete unreachable blocks and verify that
9427 2009-05-10 Jan Hubicka <jh@suse.cz>
9429 * cgraphbuild.c (record_reference): Use cgraph_mark_address_taken_node.
9430 * cgraph.c (cgraph_mark_address_taken_node): New function.
9431 (dump_cgraph_node): Dump new flag.
9432 * cgraph.h (struct cgraph_node): Add address_taken.
9433 (cgraph_mark_address_taken_node): New function.
9434 * ipa.c (cgraph_postorder): Prioritize functions with address taken
9435 since new direct calls can be born.
9437 2009-05-10 Joseph Myers <joseph@codesourcery.com>
9439 * c-lex.c (c_lex_with_flags): Expect cpp_hashnode in
9442 2009-05-10 Jan Hubicka <jh@suse.cz>
9445 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Take old_call
9447 (cgraph_update_edges_for_call_stmt): Take old_decl argument.
9448 * cgraph.h (cgraph_update_edges_for_call_stmt): Update prototype.
9449 * tree-inline.c (copy_bb): Set frequency correctly.
9450 (fold_marked_statements): Update call to
9451 cgraph_update_edges_for_call_stmt.
9453 2009-05-10 Joseph Myers <joseph@codesourcery.com>
9455 * config/arc/arc.c (arc_handle_interrupt_attribute): Use %qE for
9456 identifiers in diagnostics.
9457 * config/arm/arm.c (arm_handle_fndecl_attribute,
9458 arm_handle_isr_attribute): Likewise.
9459 * config/avr/avr.c (avr_handle_progmem_attribute,
9460 avr_handle_fndecl_attribute, avr_handle_fntype_attribute): Likewise.
9461 * config/bfin/bfin.c (handle_int_attribute,
9462 bfin_handle_longcall_attribute, bfin_handle_l1_text_attribute,
9463 bfin_handle_l1_data_attribute, bfin_handle_longcall_attribute,
9464 bfin_handle_l1_text_attribute, bfin_handle_l1_data_attribute):
9466 * config/darwin.c (darwin_handle_kext_attribute,
9467 darwin_handle_weak_import_attribute): Likewise.
9468 * config/h8300/h8300.c (h8300_handle_fndecl_attribute,
9469 h8300_handle_eightbit_data_attribute,
9470 h8300_handle_tiny_data_attribute): Likewise.
9471 * config/i386/i386.c (ix86_handle_cconv_attribute,
9472 ix86_handle_abi_attribute, ix86_handle_struct_attribute): Likewise.
9473 * config/i386/winnt.c (ix86_handle_shared_attribute,
9474 ix86_handle_selectany_attribute): Likewise.
9475 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
9476 * config/m32c/m32c.c (function_vector_handler): Likewise.
9477 * config/m68hc11/m68hc11.c (m68hc11_handle_page0_attribute,
9478 m68hc11_handle_fntype_attribute): Likewise.
9479 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
9480 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
9481 * config/mips/mips.c (mips_insert_attributes,
9482 mips_merge_decl_attributes, mips_expand_builtin): Likewise.
9483 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute,
9484 rs6000_handle_struct_attribute): Likewise.
9485 * config/sh/sh.c (sh_insert_attributes,
9486 sh_handle_resbank_handler_attribute,
9487 sh_handle_interrupt_handler_attribute,
9488 sh2a_handle_function_vector_handler_attribute,
9489 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
9491 * config/sh/symbian.c (sh_symbian_mark_dllimport): Likewise.
9492 * config/spu/spu.c (spu_handle_fndecl_attribute,
9493 spu_handle_vector_attribute): Likewise.
9494 * config/stormy16/stormy16.c
9495 (xstormy16_handle_interrupt_attribute): Likewise.
9496 * config/v850/v850-c.c (ghs_pragma_section): Likewise.
9497 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
9499 2009-05-10 Joseph Myers <joseph@codesourcery.com>
9501 * pretty-print.h (struct pretty_print_info): Add translate_identifiers.
9502 (pp_translate_identifiers): New.
9503 (pp_identifier): Only conditionally translate identifier to locale
9505 * pretty-print.c (pp_construct): Set pp_translate_identifiers.
9506 (pp_base_tree_identifier): Only conditionally translate identifier
9507 to locale character set.
9508 * c-pretty-print.c (M_): Define.
9509 (pp_c_type_specifier, pp_c_primary_expression): Mark English
9510 fragments for conditional translation with M_.
9511 * tree-pretty-print.c (maybe_init_pretty_print): Disable
9512 identifier translation.
9514 2009-05-10 Richard Guenther <rguenther@suse.de>
9516 PR tree-optimization/40081
9517 * tree-sra.c (instantiate_element): Instantiate scalar replacements
9518 using the main variant of the element type. Do not fiddle with
9519 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
9521 2009-05-09 Jan Hubicka <jh@suse.cz>
9524 * cgraphunit.c (cgraph_materialize_all_clones): Do not redirect
9525 indirect calls; verify cgraph afterwards.
9527 2009-05-09 Jan Hubicka <jh@suse.cz>
9530 * ipa.c (update_inlined_to_pointer): New function.
9531 (cgraph_remove_unreachable_nodes): Use it.
9533 2009-05-09 Jan Hubicka <jh@suse.cz>
9535 * tree-eh.c (struct leh_state): Remove prev_try.
9536 (lower_try_finally, lower_catch, lower_eh_filter, lower_cleanup): Do
9538 * except.c (gen_eh_region_cleanup, duplicate_eh_regions,
9539 copy_eh_region_1, copy_eh_region, redirect_eh_edge_to_label,
9540 remove_eh_handler_and_replace, foreach_reachable_handler,
9541 verify_eh_region, verify_eh_tree): Remove tracking of prev_try pointer.
9542 * except.h (struct eh_region): Remove eh_region_u_cleanup.
9543 (gen_eh_region_cleanup): Update prototype.
9545 2009-05-09 Jan Hubicka <jh@suse.cz>
9548 * except.c (copy_eh_region): Always set prev_try.
9549 (redirect_eh_edge_to_label): Find outer try.
9550 (foreach_reachable_handler): When looking for prev try
9551 handle case where previous try is not going to be taken.
9553 2009-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
9555 PR tree-optimization/40049
9556 * tree-vect-stmts.c (vectorizable_operation): If the machine has
9557 only vector/vector shifts, convert the type of the constant to the
9558 appropriate type to avoid building incorrect trees, which
9559 eventually have problems with garbage collection.
9561 2009-05-08 Joseph Myers <joseph@codesourcery.com>
9563 * fold-const.c (fold_binary): Do not fold multiplication by 1 or
9564 -1 for complex floating-point types if honoring signed zeros.
9566 2009-05-08 Jan Hubicka <jh@suse.cz>
9568 * cgraphbuild.c (compute_call_stmt_bb_frequency): Accept function
9569 argument; handle correctly when profile is absent.
9570 (build_cgraph_edges): Update.
9571 (rebuild_cgraph_edges): Update.
9572 * cgraph.c: Do not include varray.h.
9573 (cgraph_set_call_stmt_including_clones): New function.
9574 (cgraph_create_edge_including_clones): Likewise
9575 (cgraph_update_edges_for_call_stmt_node): New static cfunction.
9576 (cgraph_update_edges_for_call_stmt): Handle clones.
9577 (cgraph_remove_node): Handle clone tree.
9578 (cgraph_remove_node_and_inline_clones): New function.
9579 (dump_cgraph_node): Dump clone tree.
9580 (cgraph_clone_node): Handle clone tree.
9581 (clone_function_name): Bring here from tree-inline.c.
9582 (cgraph_create_virtual_clone): New function.
9583 * cgraph.h (ipa_replace_map): Move here from ipa.h.
9584 (cgraph_clone_info): New function.
9585 (strut cgraph_node): Add clone_info and new clone tree pointers.
9586 (cgraph_remove_node_and_inline_clones,
9587 cgraph_set_call_stmt_including_clones,
9588 cgraph_create_edge_including_clones,
9589 cgraph_create_virtual_clone): Declare.
9590 (cgraph_function_versioning): Use VEC argument.
9591 (compute_call_stmt_bb_frequency): Update prototype.
9592 (cgraph_materialize_all_clones): New function.
9593 * ipa-cp.c (ipcp_update_cloned_node): Remove.
9594 (ipcp_create_replace_map): Update to VECtors.
9595 (ipcp_update_callgraph): Use virtual clones.
9596 (ipcp_update_bb_counts, ipcp_update_edges_counts): Remove.
9597 (ipcp_update_profiling): Do not update local profiling.
9598 (ipcp_insert_stage): Use VECtors and virtual clones.
9599 * cgraphunit.c (verify_cgraph_node): Verify clone tree.
9600 (clone_of_p): New function.
9601 (cgraph_preserve_function_body_p): Use clone tree.
9602 (cgraph_optimize): Materialize clones.
9603 (cgraph_function_versioning): Update for VECtors.
9604 (save_inline_function_body): Use clone tree.
9605 (cgraph_materialize_clone): New function.
9606 (cgraph_materialize_all_clones): Likewise.
9607 * ipa-inline.c (cgraph_default_inline_p): Use analyzed flags.
9608 * ipa.c: Include gimple.h.
9609 (cgraph_remove_unreachable_nodes): Use clone tree.
9610 * ipa-prop.c (ipa_note_param_call): Update call to
9611 compute_call_stmt_bb_frequencycall.
9612 * ipa-prop.h (ipa_replace_map): Move to cgraph.h.
9613 * tree-inline.c: Do not include varray.h or gt-tree-inline.h.
9614 (copy_bb): Handle updating of clone tree; add new edge when new call
9616 (expand_call_inline): Be strict about every call having edge.
9617 (clone_fn_id_num, clone_function_name): Move to cgraph.c.
9618 (delete_unreachable_blocks_update_callgraph): New function.
9619 (tree_function_versioning): Use VECtors; always remove unreachable
9620 blocks and fold conditionals.
9621 * tree-inline.h: Do not include varray.h.
9622 (tree_function_versioning): Remove.
9623 * Makefile.in (GTFILES): Remove tree-inline.c
9624 * passes.c (do_per_function): Do only functions having body.
9625 * ipa-struct-reorg.c (do_reorg_1, collect_data_accesses): Handle clone
9628 2009-05-08 H.J. Lu <hongjiu.lu@intel.com>
9629 Andrew Morrow <acm@google.com>
9632 * c-common.c (c_common_attribute_table): Permit deprecated
9633 attribute to take an optional argument.
9634 (handle_deprecated_attribute): If the optional argument to
9635 __attribute__((deprecated)) is not a string ignore the attribute
9638 * c-decl.c (grokdeclarator): Updated warn_deprecated_use call.
9639 * c-typeck.c (build_component_ref): Likewise.
9640 (build_external_ref): Likewise.
9642 * toplev.c (warn_deprecated_use): Add an attribute argument.
9643 Emit the message associated with __attribute__((deprecated)).
9645 * toplev.h (warn_deprecated_use): Updated.
9647 * doc/extend.texi: Document new optional parameter to
9648 __attribute__((deprecated))
9650 2009-05-08 Michael Eager <eager@eagercon.com>
9652 * config/rs6000/rs6000.md (*movdf_softfloat32): replace
9653 !TARGET_DOUBLE_FLOAT with TARGET_SINGLE_FLOAT.
9655 2009-05-08 Richard Guenther <rguenther@suse.de>
9657 PR tree-optimization/40062
9658 * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
9659 Avoid exponential behavior.
9661 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
9663 PR rtl-optimization/33928
9665 * fwprop.c (use_def_ref, get_def_for_use, bitmap_only_bit_bitween,
9666 process_uses, build_single_def_use_links): New.
9667 (update_df): Update use_def_ref.
9668 (forward_propagate_into): Use get_def_for_use instead of use-def
9670 (fwprop_init): Call build_single_def_use_links and let it initialize
9672 (fwprop_done): Free use_def_ref.
9673 (fwprop_addr): Eliminate duplicate call to df_set_flags.
9674 * df-problems.c (df_rd_simulate_artificial_defs_at_top,
9675 df_rd_simulate_one_insn): New.
9676 (df_rd_bb_local_compute_process_def): Update head comment.
9677 (df_chain_create_bb): Use the new RD simulation functions.
9678 * df.h (df_rd_simulate_artificial_defs_at_top,
9679 df_rd_simulate_one_insn): New.
9680 * opts.c (decode_options): Enable fwprop at -O1.
9681 * doc/invoke.texi (-fforward-propagate): Document this.
9683 2009-05-08 Joseph Myers <joseph@codesourcery.com>
9686 * c-typeck.c (build_binary_op): Handle arithmetic between one real
9687 and one complex operand specially.
9688 * tree-complex.c (some_nonzerop): Do not identify a real value as
9689 zero if flag_signed_zeros.
9691 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
9693 PR rtl-optimization/33928
9694 * loop-invariant.c (record_use): Fix && vs. || mishap.
9696 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
9698 PR rtl-optimization/33928
9699 * loop-invariant.c (struct use): Add addr_use_p.
9700 (struct def): Add n_addr_uses.
9701 (struct invariant): Add cheap_address.
9702 (create_new_invariant): Set cheap_address.
9703 (record_use): Accept df_ref. Set addr_use_p and update n_addr_uses.
9704 (record_uses): Pass df_ref to record_use.
9705 (get_inv_cost): Do not add inv->cost to comp_cost for cheap addresses
9708 2009-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
9710 * config/sh/sh.c: Do not include c-pragma.h.
9712 2009-05-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
9714 * config/spu/spu.c: Remove include of c-common.h.
9716 2009-05-07 Janis Johnson <janis187@us.ibm.com>
9719 * c-common.h (mark_valid_location_for_stdc_pragma,
9720 valid_location_for_stdc_pragma_p, set_float_const_decimal64,
9721 clear_float_const_decimal64, float_const_decimal64_p): New.
9722 * c.opt (Wunsuffixed-float-constants): New.
9723 * c-lex.c (interpret_float): Use pragma FLOAT_CONST_DECIMAL64 for
9724 unsuffixed float constant, handle new warning.
9725 * c-cppbuiltin.c (c_cpp_builtins): Use cast for double constants.
9726 * c-decl.c (c_scope): New flag float_const_decimal64.
9727 (set_float_const_decimal64, clear_float_const_decimal64,
9728 float_const_decimal64_p): New.
9729 (push_scope): Set new flag.
9730 * c-parser.c (c_parser_translation_unit): Mark when it's valid
9731 to use STDC pragmas.
9732 (c_parser_external_declaration): Ditto.
9733 (c_parser_compound_statement_nostart): Ditto.
9734 * c-pragma.c (valid_location_for_stdc_pragma,
9735 mark_valid_location_for_stdc_pragma,
9736 valid_location_for_stdc_pragma_p, handle_stdc_pragma,
9737 handle_pragma_float_const_decimal64): New.
9738 (init_pragma): Register new pragma FLOAT_CONST_DECIMAL64.
9739 * cp/semantics.c (valid_location_for_stdc_pragma_p,
9740 set_float_const_decimal64, clear_float_const_decimal64,
9741 float_const_decimal64_p): New dummy functions.
9742 * doc/extend.texi (Decimal Float): Remove statement that the
9743 pragma, and suffix for double constants, are not supported.
9744 * doc/invoke.texi (Warning Options): List new option.
9745 (-Wunsuffixed-float-constants): New.
9747 2009-05-08 Steven Bosscher <steven@gcc.gnu.org>
9749 * config/i386/i386.c: Do not include c-common.h.
9751 2009-05-07 Mark Heffernan <meheff@google.com>
9753 * doc/invoke.texi (Debugging Options): Document change of debugging
9755 * opts.c (decode_options): Make dump_base_name relative to
9756 aux_base_name directory.
9758 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
9760 * config/picochip/picochip.h (NO_DOLLAR_IN_LABEL): Added.
9761 * config/picochip/libgccExtras/divmod15.asm : Removed redefiniton.
9763 2009-05-07 Rafael Avila de Espindola <espindola@google.com>
9765 * Makefile.in (install-plugin): Simplify a bit.
9767 2009-05-07 Paolo Bonzini <bonzini@gnu.org>
9769 * Makefile.in (OBJS-common): Add regcprop.o.
9771 * timevar.def (TV_CPROP_REGISTERS): New.
9772 * regrename.c (regrename_optimize): Return 0.
9773 (rest_of_handle_regrename): Delete.
9774 (pass_rename_registers): Point to regrename_optimize.
9775 (struct value_data_entry, struct value_data,
9776 kill_value_one_regno, kill_value_regno, kill_value,
9777 set_value_regno, init_value_data, kill_clobbered_value,
9778 kill_set_value, kill_autoinc_value, copy_value,
9779 mode_change_ok, maybe_mode_change, find_oldest_value_reg,
9780 replace_oldest_value_reg, replace_oldest_value_addr,
9781 replace_oldest_value_mem, copyprop_hardreg_forward_1,
9782 debug_value_data, validate_value_data): Move...
9783 * regcprop.c: ... here.
9784 (rest_of_handle_cprop): Delete.
9785 (pass_cprop_hardreg): Point to copyprop_hardreg_forward.
9787 2009-05-07 Jakub Jelinek <jakub@redhat.com>
9790 * dojump.c (prefer_and_bit_test): Use immed_double_const instead of
9791 GEN_INT for 1 << bitnum.
9792 (do_jump) <case BIT_AND_EXPR>: Use build_int_cst_wide_type instead of
9795 2009-05-07 Uros Bizjak <ubizjak@gmail.com>
9797 * doc/md.texi (Standard Pattern Names For Generation) [sync_nand]:
9798 Remove wrong description of "nand" operation.
9800 2009-05-06 Richard Guenther <rguenther@suse.de>
9801 Adam Nemet <anemet@caviumnetworks.com>
9803 * gimple.def (GIMPLE_ASSIGN): Fix incorrect information in the
9804 comment. Add that if LHS is not a gimple register, then RHS1 has
9805 to be a single object (GIMPLE_SINGLE_RHS).
9807 2009-05-06 Adam Nemet <anemet@caviumnetworks.com>
9809 * expr.c (get_def_for_expr): Move it up in the file.
9810 (store_field): When expanding a bit-field store, look at the
9811 defining gimple stmt for the masking conversion.
9813 2009-05-06 Janis Johnson <janis187@us.ibm.com>
9816 * dfp.c (encode_decimal32, decode_decimal32, encode_decimal64,
9817 decode_decimal64, encode_decimal128, decode_decimal128): Avoid
9818 32-bit memcpy into long.
9820 2009-05-06 Jakub Jelinek <jakub@redhat.com>
9822 * dwarf2out.c (new_reg_loc_descr): Don't ever create DW_OP_regX.
9823 (one_reg_loc_descriptor): Create DW_OP_regX here instead of calling
9825 (loc_by_reference): If loc is DW_OP_regX, change it into DW_OP_bregX 0
9826 instead of appending DW_OP_deref*.
9828 2009-05-06 Michael Matz <matz@suse.de>
9831 * cfgexpand.c (maybe_cleanup_end_of_block): New static function.
9832 (expand_gimple_cond): Use it to cleanup CFG and superfluous jumps.
9834 2009-05-06 Rafael Avila de Espindola <espindola@google.com>
9836 * Makefile.in (install-plugin): Fix srcdir handling.
9838 2009-05-06 Andrey Belevantsev <abel@ispras.ru>
9840 * tree-ssa.c (execute_update_address_taken): Handle TARGET_MEM_REF
9841 when processing for not_regs_needed bitmap.
9842 * gimple.c (walk_stmt_load_store_addr_ops): When visiting address,
9843 handle TARGET_MEM_REF in lhs. Check TMR_BASE for NULL while
9844 handling it for rhs.
9846 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
9848 * config/i386/i386.md (unnamed inc/dec peephole): Use
9849 optimize_insn_for_size_p instead of optimize_size.
9850 * config/i386/predicates.md (incdec_operand): Likewise.
9851 (aligned_operand): Likewise.
9852 * config/i386/sse.md (divv8sf3): Likewise.
9853 (sqrtv8sf2): Likewise.
9855 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
9857 * config/i386/i386.c (ix86_build_signbit_mask): Make it static.
9859 * config/i386/i386-protos.h (ix86_build_signbit_mask): Removed.
9861 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
9863 * config/i386/i386.md (*avx_<code><mode>3_finite): Replace
9864 ssemodesuffixf2c with avxmodesuffixf2c.
9866 2009-05-06 Joseph Myers <joseph@codesourcery.com>
9869 * c-decl.c (grokdeclarator): Handle incomplete type of unnamed field.
9871 2009-05-05 Jakub Jelinek <jakub@redhat.com>
9873 * tree.h: Remove DECL_BY_REFERENCE from private_flag comment.
9874 (struct tree_base): Adjust spacing for 8 bit boundaries.
9875 (struct tree_decl_common): Add decl_by_reference_flag bit.
9876 (DECL_BY_REFERENCE): Adjust.
9877 * print-tree.c (print_node): For VAR_DECL, PARM_DECL or RESULT_DECL,
9878 print DECL_BY_REFERENCE bit.
9879 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Revert last change.
9880 * dwarf2out.c (loc_by_reference, gen_decl_die): Check
9881 DECL_BY_REFERENCE for all VAR_DECLs, not just non-static ones.
9882 (gen_variable_die): Likewise. Check TREE_PRIVATE/TREE_PROTECTED
9886 * gimplify.c (gimplify_switch_expr): If case labels cover the whole
9887 range of the type, but default label is missing, add it with one
9888 of the existing labels instead of adding a new label for it.
9890 2009-05-05 Joseph Myers <joseph@codesourcery.com>
9894 2009-05-05 Rafael Avila de Espindola <espindola@google.com>
9896 * Makefile.in (enable_plugin, plugin_includedir): New.
9897 (install): Depend on install-plugin.
9898 (PLUGIN_HEADERS): New.
9899 (install-plugin): New.
9900 * config.gcc: Add vxworks-dummy.h to tm_file for x86 and x86-64.
9902 2009-05-05 Richard Guenther <rguenther@suse.de>
9904 PR tree-optimization/40022
9905 * tree-ssa-phiprop.c (struct phiprop_d): Exchange vop_stmt for
9907 (phivn_valid_p): Fix tuplification error, simplify.
9908 (phiprop_insert_phi): Add dumps.
9909 (propagate_with_phi): Simplify.
9911 2009-05-05 Richard Guenther <rguenther@suse.de>
9914 * builtins.c (gimplify_va_arg_expr): Properly build the address.
9916 2009-05-05 Shujing Zhao <pearly.zhao@oracle.com>
9918 * tree.h (strip_float_extensions): Remove duplicate declaration.
9919 (build_low_bits_mask, debug_fold_checksum, expand_function_end,
9920 expand_function_start, stack_protect_prologue, stack_protect_epilogue,
9921 block_ultimate_origin): Rearrange the declarations line to match the
9922 comment that indicates the .c file which the functions are defined.
9923 (dwarf2out_*, set_decl_rtl): Add comment.
9924 (get_base_address): Adjust comment.
9925 (change_decl_assembler_name, maybe_fold_*, build_addr): Rearrange the
9926 declarations line and add comment.
9927 (is_builtin_name): Add blank after function name, for clarity.
9929 2009-05-04 Joseph Myers <joseph@codesourcery.com>
9931 * attribs.c (decl_attributes): Use %qE for identifiers in
9933 * cgraphunit.c (verify_cgraph_node): Translate function names to
9934 locale character set in diagnostics.
9935 * coverage.c (get_coverage_counts): Use %qE for identifiers in
9937 * doc/invoke.texi (-finstrument-functions-exclude-function-list):
9938 Document that functions are named in UTF-8.
9939 * expr.c (expand_expr_real_1): Translate function names to locale
9940 character set in diagnostics.
9941 * gimplify.c (omp_notice_variable, omp_is_private,
9942 gimplify_scan_omp_clauses): Use %qE for identifiers in
9944 * langhooks.c (lhd_print_error_function): Translate function names
9945 to locale character set.
9946 * langhooks.h (decl_printable_name): Document that return value is
9947 in internal character set.
9948 * stmt.c: Include pretty-print.h
9949 (tree_conflicts_with_clobbers_p): Use %qE for identifiers in
9951 (resolve_operand_name_1): Translate named operand name to locale
9953 * stor-layout.c (finalize_record_size): Use %qE for identifiers in
9955 * toplev.c (announce_function): Translate function names to locale
9957 (warn_deprecated_use): Use %qE for identifiers in diagnostics.
9958 (default_tree_printer): Use pp_identifier or translate identifiers
9959 to locale character set. Mark "<anonymous>" for translation.
9960 * tree-mudflap.c (mx_register_decls, mudflap_finish_file): Use %qE
9961 for identifiers in diagnostics.
9962 * tree.c (handle_dll_attribute): Use %qE for identifiers in
9964 * varasm.c (output_constructor): Use %qE for identifiers in
9967 2009-05-04 Rafael Avila de Espindola <espindola@google.com>
9969 * configure.ac: use ` ` instead of $()
9970 * configure: Regenerate.
9972 2009-05-05 Ben Elliston <bje@au.ibm.com>
9974 * config/pa/linux-atomic.c: Eliminate conditional include of
9975 errno.h on non-LP64 systems to simplify build requirements.
9977 2009-05-04 Joseph Myers <joseph@codesourcery.com>
9979 * c-common.c (handle_mode_attribute): Use %qE for identifiers in
9981 * c-decl.c (check_bitfield_type_and_width): Make orig_name a tree
9982 and pass value to identifier_to_locale.
9983 (warn_variable_length_array): Make name a tree.
9984 (grokdeclarator): Separate diagnostic texts for named and unnamed
9985 declarators. Use %qE for named declarators.
9986 * c-parser.c (c_lex_one_token): Use %qE for identifiers in
9988 * c-pragma.c (pop_alignment, handle_pragma_pack): Use %qE for
9989 identifiers in diagnostics.
9990 * c-typeck.c (push_member_name, start_init): Pass identifiers to
9991 identifier_to_locale. Mark "anonymous" strings for translation.
9993 2009-05-04 Michael Eager <eager@eagercon.com>
9995 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow
9996 address for DImode/DFmode only if double-precision FP regs.
9998 2009-05-04 Michael Eager <eager@eagercon.com>
10000 * config/rs6000/rs6000.c (rs6000_libcall_value): Add
10001 TARGET_SINGLE_FLOAT check.
10003 2009-05-04 Michael Eager <eager@eagercon.com>
10005 * config/rs6000/xilinx.h: Add CPP_SPEC for -mxilinx-fpu options.
10007 2009-05-04 Michael Eager <eager@eagercon.com>
10009 * gcc/config.gcc: (powerpc-xilinx-eabi*): Add tm t-xilinx
10010 * config/rs6000/t-xilinx: New
10012 2009-05-04 Paolo Bonzini <bonzini@gnu.org>
10014 * doc/tm.texi (LEGITIMIZE_ADDRESS): Revise documentation.
10015 * gcc/defaults.h (LEGITIMIZE_ADDRESS): Delete.
10016 * gcc/explow.c (memory_address): Use target hook.
10017 * gcc/targhooks.c (default_legitimize_address): New.
10018 * gcc/targhooks.h (default_legitimize_address): New.
10019 * gcc/target.h (legitimize_address): New.
10020 * gcc/target-def.h (TARGET_LEGITIMIZE_ADDRESS): New.
10021 (TARGET_INITIALIZER): Include it.
10022 * gcc/system.h (LEGITIMIZE_ADDRESS): Poison.
10024 * config/bfin/bfin-protos.h (legitimize_address): Remove.
10025 * config/bfin/bfin.c (legitimize_address): Remove.
10026 * config/bfin/bfin.h (LEGITIMIZE_ADDRESS): Remove.
10027 * config/m68hc11/m68hc11-protos.h (m68hc11_legitimize_address):
10029 * config/m68hc11/m68hc11.c (m68hc11_legitimize_address): Remove.
10030 * config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Remove.
10032 * gcc/config/arm/arm.h (LEGITIMIZE_ADDRESS, ARM_LEGITIMIZE_ADDRESS,
10033 THUMB_LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS): Delete.
10034 * gcc/config/s390/s390.h (LEGITIMIZE_ADDRESS): Delete.
10035 * gcc/config/m32c/m32c.h (LEGITIMIZE_ADDRESS): Delete.
10036 * gcc/config/sparc/sparc.h (LEGITIMIZE_ADDRESS): Delete.
10037 * gcc/config/m32r/m32r.h (LEGITIMIZE_ADDRESS): Delete.
10038 * gcc/config/i386/i386.h (LEGITIMIZE_ADDRESS): Delete.
10039 * gcc/config/sh/sh.h (LEGITIMIZE_ADDRESS): Delete.
10040 * gcc/config/avr/avr.h (LEGITIMIZE_ADDRESS): Delete.
10041 * gcc/config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Delete.
10042 * gcc/config/iq2000/iq2000.h (LEGITIMIZE_ADDRESS): Delete.
10043 * gcc/config/mn10300/mn10300.h (LEGITIMIZE_ADDRESS): Delete.
10044 * gcc/config/m68k/m68k.h (LEGITIMIZE_ADDRESS): Delete.
10045 * gcc/config/score/score.h (LEGITIMIZE_ADDRESS): Delete.
10046 * gcc/config/pa/pa.h (LEGITIMIZE_ADDRESS): Delete.
10047 * gcc/config/mips/mips.h (LEGITIMIZE_ADDRESS): Delete.
10048 * gcc/config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Delete.
10049 * gcc/config/frv/frv.h (LEGITIMIZE_ADDRESS): Delete.
10050 * gcc/config/spu/spu.h (LEGITIMIZE_ADDRESS): Delete.
10051 * gcc/config/xtensa/xtensa.h (LEGITIMIZE_ADDRESS): Delete.
10052 * gcc/config/cris/cris.h (LEGITIMIZE_ADDRESS): Delete.
10053 * gcc/config/rs6000/rs6000.h (LEGITIMIZE_ADDRESS): Delete.
10054 * gcc/config/picochip/picochip.h (LEGITIMIZE_ADDRESS): Delete.
10056 * gcc/config/s390/s390-protos.h (legitimize_address): Delete.
10057 * gcc/config/m32c/m32c-protos.h (m32c_legitimize_address): Delete.
10058 * gcc/config/sparc/sparc-protos.h (legitimize_address): Delete.
10059 * gcc/config/i386/i386-protos.h (legitimize_address): Delete.
10060 * gcc/config/avr/avr-protos.h (legitimize_address): Delete.
10061 * gcc/config/mn10300/mn10300-protos.h (legitimize_address): Delete.
10062 * gcc/config/score/score-protos.h (score_legitimize_address): Delete.
10063 * gcc/config/arm/arm-protos.h (arm_legitimize_address,
10064 (thumb_legitimize_address): Delete.
10065 * gcc/config/pa/pa-protos.h (hppa_legitimize_address): Delete.
10066 * gcc/config/mips/mips-protos.h (mips_legitimize_address): Delete.
10067 * gcc/config/alpha/alpha-protos.h (alpha_legitimize_address): Delete.
10068 * gcc/config/frv/frv-protos.h (frv_legitimize_address): Delete.
10069 * gcc/config/spu/spu-protos.h (spu_legitimize_address): Delete.
10070 * gcc/config/xtensa/xtensa-protos.h (xtensa_legitimize_address):
10072 * gcc/config/rs6000/rs6000-protos.h (rs6000_legitimize_address):
10075 * config/arm/arm.c (arm_legitimize_address): Maybe call Thumb version.
10076 * config/m32c/m32c.c (m32c_legitimize_address): Standardize.
10077 * config/m32r/m32r.c (m32r_legitimize_address): New.
10078 * config/m68k/m68k.c (m68k_legitimize_address): New.
10079 * config/score/score.c (score_legitimize_address): Standardize.
10080 * config/score/score3.c (score3_legitimize_address): Standardize.
10081 * config/score/score3.h (score3_legitimize_address): Adjust.
10082 * config/score/score7.c (score7_legitimize_address): Standardize.
10083 * config/score/score7.h (score7_legitimize_address): Adjust.
10084 * config/sh/sh.c (sh_legitimize_address): New.
10085 * config/iq2000/iq2000.c (iq2000_legitimize_address): New.
10087 * gcc/config/s390/s390.c (legitimize_address): Rename to...
10088 (s390_legitimize_address): ... this.
10089 * gcc/config/sparc/sparc.c (legitimize_address): Rename to...
10090 (sparc_legitimize_address): ... this.
10091 * gcc/config/i386/i386.c (legitimize_address): Rename to...
10092 (ix86_legitimize_address): ... this.
10093 * gcc/config/avr/avr.c (legitimize_address): Rename to...
10094 (avr_legitimize_address): ... this.
10095 * gcc/config/mn10300/mn10300.c (legitimize_address): Rename to...
10096 (mn10300_legitimize_address): ... this.
10097 * config/alpha/alpha.c (alpha_legitimize_address): Wrap...
10098 (alpha_legitimize_address_1): ... the old alpha_legitimize_address.
10099 (alpha_expand_mov): Adjust call.
10101 * config/frv/frv.c (frv_legitimize_address): Return x on failure.
10102 * config/spu/spu.c (spu_legitimize_address): Likewise.
10103 * config/xtensa/xtensa.c (xtensa_legitimize_address): Likewise.
10104 * config/rs6000/rs6000.c (rs6000_legitimize_address): Likewise.
10106 2009-05-04 Joseph Myers <joseph@codesourcery.com>
10108 * intl.c (locale_encoding, locale_utf8): New.
10109 (gcc_init_libintl): Initialize locale_encoding and locale_utf8.
10110 * intl.h (locale_encoding, locale_utf8): Declare.
10111 * pretty-print.c: Include ggc.h. Include iconv.h if HAVE_ICONV.
10112 (pp_base_tree_identifier, decode_utf8_char, identifier_to_locale):
10114 * pretty-print.h (pp_identifier): Call identifier_to_locale on ID
10116 (pp_tree_identifier): Define to call pp_base_tree_identifier.
10117 (pp_base_tree_identifier): Declare as function.
10118 (identifier_to_locale): Declare.
10119 * Makefile.in (pretty-print.o): Update dependencies.
10120 * varasm.c (finish_aliases_1): Use %qE for identifiers in diagnostics.
10122 2009-05-04 Richard Guenther <rguenther@suse.de>
10124 PR middle-end/40015
10125 * builtins.c (fold_builtin_memory_op): Do not decay to element
10126 type if the size matches the whole array.
10128 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
10130 * expmed.c (synth_mult): When trying out a shift, pass the result
10133 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
10135 * expmed.c (shiftsub_cost): Rename to shiftsub0_cost.
10136 (shiftsub1_cost): New.
10137 (init_expmed): Compute shiftsub1_cost.
10138 (synth_mult): Optimize multiplications by constants of the form
10139 -(2^^m-1) for some constant positive integer m.
10141 2009-05-03 Richard Guenther <rguenther@suse.de>
10144 * c-typeck.c (array_to_pointer_conversion): Do not built
10145 ADDR_EXPRs of arrays of pointer-to-element type.
10146 * c-gimplify.c (c_gimplify_expr): Revert change fixing
10147 up wrong ADDR_EXPRs after-the-fact.
10148 * c-common.c (strict_aliasing_warning): Strip pointer
10149 conversions for obtaining the original type.
10150 * builtins.c (fold_builtin_memset): Handle array types.
10151 (fold_builtin_memory_op): Handle folded POINTER_PLUS_EXPRs
10154 2009-05-03 Richard Guenther <rguenther@suse.de>
10156 PR middle-end/23329
10157 * tree-ssa.c (useless_type_conversion_p_1): Use get_deref_alias_set.
10158 Do not lose casts from array types with unknown extent to array
10159 types with known extent.
10160 * tree-ssa-copy.c (may_propagate_copy): Remove hack checking for
10161 alias set compatibility.
10163 2009-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
10165 * flags.h (extra_warnings): Delete.
10166 * toplev.c (process_options): Handle Wuninitialized here.
10167 * opts.c (extra_warnings): Delete.
10168 (set_Wextra): Delete.
10169 (common_handle_option): -Wextra can be handled automatically.
10170 * c-opts.c (c_common_handle_option): Delete obsolete code.
10171 (c_common_post_options): Simplify comment.
10172 * common.opt (W): Add Var.
10174 (Wuninitialized): Initialize to -1.
10176 2009-05-03 Adam Nemet <anemet@caviumnetworks.com>
10177 Richard Guenther <rguenther@suse.de>
10179 * expr.c (get_def_for_expr): New function.
10180 (expand_expr_real_1) <PLUS_EXPR, MINUS_EXPR>: Adjust to work with
10181 SSA rather than trees.
10182 <MULT_EXPR>: Likewise. Use subexp0 and subexp1 instead of
10183 TREE_OPERAND (exp, 0) and TREE_OPERAND (exp, 1).
10185 2009-05-03 Joseph Myers <joseph@codesourcery.com>
10187 * c-common.c (reswords): Add _Imaginary.
10188 * c-common.c (enum rid): Add RID_IMAGINARY.
10190 2009-05-03 Paolo Bonzini <bonzini@gnu.org>
10192 * tree.h (TYPE_VECTOR_OPAQUE): Fix documentation.
10193 Patch by Richard Guenther.
10195 2009-05-03 Anatoly Sokolov <aesok@post.ru>
10197 * defaults.h (FRAME_POINTER_REQUIRED): Provide default.
10198 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
10199 * config/alpha/alpha.h (FRAME_POINTER_REQUIRED): Delete.
10200 * config/s390/s390.h (FRAME_POINTER_REQUIRED): Delete.
10201 * config/spu/spu.h (FRAME_POINTER_REQUIRED): Delete.
10202 * config/sh/sh.h (FRAME_POINTER_REQUIRED): Delete.
10203 * config/pdp11/pdp11.h (FRAME_POINTER_REQUIRED): Delete.
10204 * config/stormy16/stormy16.h (FRAME_POINTER_REQUIRED): Delete.
10205 * config/m68hc11/m68hc11.h (FRAME_POINTER_REQUIRED): Delete.
10206 * config/iq2000/iq2000.h (FRAME_POINTER_REQUIRED): Delete.
10207 * config/mn10300/mn10300.h (FRAME_POINTER_REQUIRED): Delete.
10208 * config/ia64/ia64.h (FRAME_POINTER_REQUIRED): Delete.
10209 * config/m68k/m68k.h (FRAME_POINTER_REQUIRED): Delete.
10210 * config/rs6000/rs6000.h (FRAME_POINTER_REQUIRED): Delete.
10211 * config/picochip/picochip.h (FRAME_POINTER_REQUIRED): Delete.
10212 * config/mcore/mcore.h (FRAME_POINTER_REQUIRED): Delete.
10213 * config/h8300/h8300.h (FRAME_POINTER_REQUIRED): Delete.
10214 * config/v850/v850.h (FRAME_POINTER_REQUIRED): Delete.
10216 2009-05-02 Richard Guenther <rguenther@suse.de>
10218 PR tree-optimization/39940
10219 * tree-ssa-pre.c (eliminate): Make sure we may propagate before
10222 2009-05-02 Richard Guenther <rguenther@suse.de>
10224 PR middle-end/40001
10225 * tree-ssa.c (execute_update_addresses_taken): Properly check
10226 if we can mark a variable DECL_GIMPLE_REG_P.
10227 * gimple.c (is_gimple_reg): Re-order check for DECL_GIMPLE_REG_P
10228 back to the end of the function.
10229 (is_gimple_reg_type): Remove complex type special casing.
10230 * gimplify.c (gimplify_bind_expr): Do not set DECL_GIMPLE_REG_P
10233 2009-05-02 Ben Elliston <bje@au.ibm.com>
10235 * doc/collect2.texi (Collect2): Document search path behaviour
10236 when configured with --with-ld.
10238 2009-05-02 Jan Hubicka <jh@suse.cz>
10240 * tree-ssa-coalesce.c (coalesce_cost): Do not take ciritical
10241 parameter; update callers.
10242 (coalesce_cost_edge): EH edges are costier because they needs
10243 splitting even if not critical and even more costier when there are
10244 multiple EH predecestors.
10246 2009-05-02 Jan Hubicka <jh@suse.cz>
10248 * except.c (remove_eh_handler_and_replace): Handle updating after
10249 removing TRY blocks.
10251 2009-05-02 Eric Botcazou <ebotcazou@adacore.com>
10253 * store-motion.c (compute_store_table): Add ENABLE_CHECKING guard.
10255 2009-05-02 Steven Bosscher <steven@gcc.gnu.org>
10257 * varasm.c: Do not include c-pragma.h.
10258 * attribs.c: Do not incude c-common.h.
10260 2009-05-01 Michael Matz <matz@suse.de>
10262 * calls.c (initialize_argument_information): Handle SSA names like
10263 decls with a non MEM_P DECL_RTL.
10265 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
10267 * ipa-reference.c: Do not include c-common.h, include splay-tree.h.
10268 * ipa-utils.c: Likewise.
10269 * ipa-type-escape.c: Likewise.
10270 * cgraphunit.c Do not include c-common.h.
10271 * ipa-pure-const.c: Likewise.
10272 * tree-if-conv.c: Likewise.
10273 * matrix-reorg.c: Do not include c-common.h and c-tree.h.
10274 * ipa-struct-reorg.c: Likewise.
10275 * tree-nomudflap.c: Likewise.
10276 * tree-ssa-structalias.c: Likewise.
10278 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
10280 * store-motion.c: Many cleanups to make this pass a first-class
10281 citizen instead of an appendix to gcse load motion. Add TODO list
10282 to make this pass faster/cleaner/better.
10284 (struct ls_expr): Post gcse.c-split cleanups.
10285 Rename to st_expr. Rename "loads" field to "antic_stores". Rename
10286 "stores" field to "avail_stores".
10287 (pre_ldst_mems): Rename to store_motion_mems.
10288 (pre_ldst_table): Rename to store_motion_mems_table.
10289 (pre_ldst_expr_hash): Rename to pre_st_expr_hash, update users.
10290 (pre_ldst_expr_eq): Rename to pre_st_expr_eq, update users.
10291 (ldst_entry): Rename to st_expr_entry, update users.
10292 (free_ldst_entry): Rename to free_st_expr_entry, update users.
10293 (free_ldst_mems): Rename to free_store_motion_mems, update users.
10294 (enumerate_ldsts): Rename to enumerate_store_motion_mems,
10296 (first_ls_expr): Rename to first_st_expr, update users.
10297 (next_ls_expr): Rename to next_st_expr, update users.
10298 (print_ldst_list): Rename to print_store_motion_mems. Print names of
10299 fields properly for store motion instead of names inherited from load
10301 (ANTIC_STORE_LIST, AVAIL_STORE_LIST): Remove.
10302 (LAST_AVAIL_CHECK_FAILURE): Explain what this is. Undefine when we
10305 (ae_kill): Rename to st_kill, update users.
10306 (ae_gen): Rename to st_avloc, update users.
10307 (transp): Rename to st_transp, update users.
10308 (pre_insert_map): Rename to st_insert_map, update users.
10309 (pre_delete_map): Rename to st_delete_map, update users.
10310 (insert_store, build_store_vectors, free_store_memory,
10311 one_store_motion_pass): Update for abovementioned changes.
10313 (gcse_subst_count, gcse_create_count): Remove.
10314 (one_store_motion_pass): New statistics counters "n_stores_deleted"
10315 and "n_stores_created", local variables.
10317 (extract_mentioned_regs, extract_mentioned_regs_1): Rewrite to
10320 (regvec, compute_store_table_current_insn): Remove.
10321 (reg_set_info, reg_clear_last_set): Remove.
10322 (compute_store_table): Use DF caches instead of local dataflow
10325 2009-05-01 Joseph Myers <joseph@codesourcery.com>
10327 * c-objc-common.c (c_tree_printer): Print identifiers with
10328 pp_identifier, not pp_string. Mark "({anonymous})" for
10330 * c-pretty-print.c (pp_c_ws_string): New.
10331 (pp_c_cv_qualifier, pp_c_type_specifier,
10332 pp_c_specifier_qualifier_list, pp_c_parameter_type_list,
10333 pp_c_storage_class_specifier, pp_c_function_specifier,
10334 pp_c_attributes, pp_c_bool_constant, pp_c_constant,
10335 pp_c_primary_expression, pp_c_postfix_expression,
10336 pp_c_unary_expression, pp_c_shift_expression,
10337 pp_c_relational_expression, pp_c_equality_expression,
10338 pp_c_logical_and_expression, pp_c_logical_or_expression): Mostly
10339 use pp_string and pp_c_ws_string in place of pp_identifier and
10340 pp_c_identifier for non-identifiers. Mark English strings for
10342 * c-pretty-print.h (pp_c_ws_string): Declare.
10344 2009-04-30 Paul Pluzhnikov <ppluzhnikov@google.com>
10345 Roland McGrath <roland@redhat.com>
10347 * configure.ac (HAVE_LD_BUILDID): New check for ld --build-id support.
10348 (ENABLE_LD_BUILDID): New configuration option.
10349 * gcc.c [HAVE_LD_BUILDID and ENABLE_LD_BUILDID]
10350 (LINK_BUILDID_SPEC): New macro.
10351 (init_spec): If defined, prepend it between LINK_EH_SPEC and
10353 * doc/install.texi: Document --enable-linker-build-id option.
10354 * configure: Rebuild.
10355 * config.in: Rebuild.
10357 2009-04-30 Adam Nemet <anemet@caviumnetworks.com>
10359 * config/mips/mips.h (FRAME_GROWS_DOWNWARD,
10360 MIPS_GP_SAVE_AREA_SIZE): Define new macros.
10361 (STARTING_FRAME_OFFSET): Return 0 if FRAME_GROWS_DOWNWARD. Use
10362 MIPS_GP_SAVE_AREA_SIZE.
10363 * config/mips/mips.c (struct mips_frame_info): Update comment
10364 before arg_pointer_offset and hard_frame_pointer_offset.
10365 (mips_compute_frame_info): Update diagram before function: to
10366 correctly use stack_pointer_rtx for fp_sp_offset and gp_sp_offset, to
10367 indicate the position of frame_pointer_rtx with -fstack-protector and
10368 to show args_size. Don't allocate cprestore area for leaf functions
10369 if FRAME_GROWS_DOWNWARD. Use MIPS_GP_SAVE_AREA_SIZE to set
10371 (mips_initial_elimination_offset): Update for FRAME_GROWS_DOWNWARD.
10373 2009-04-30 Michael Matz <matz@suse.de>
10375 PR tree-optimization/39955
10376 * config/rs6000/rs6000.c (rs6000_check_sdmode): Also check SSA_NAMEs.
10378 2009-04-30 Dave Korn <dave.korn.cygwin@gmail.com>
10380 * ira.c (setup_cover_and_important_classes): Use safe macro
10381 REG_CLASS_FOR_CONSTRAINT instead of calling regclass_for_constraint
10383 * genpreds.c (write_tm_preds_h): Output suitable definition of
10384 REG_CLASS_FOR_CONSTRAINT.
10386 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
10388 * alloc-pool.c (alloc_pool_descriptor): Use an insert_opion value
10390 * bitmap.c (bitmap_descriptor): Likewise.
10391 * ggc-common.c (loc_descriptor): Likewise.
10392 * varray.c (varray_descriptor): Likewise.
10393 * vec.c (vec_descriptor): Likewise.
10395 2009-04-30 Eric Botcazou <ebotcazou@adacore.com>
10397 * Makefile.in (dce.o): Add $(EXCEPT_H).
10398 * dce.c: Include except.h and delete redundant vector definitions.
10399 (deletable_insn_p): Return false for non-call insns that can throw
10402 2009-04-30 Steven Bosscher <steven@gcc.gnu.org>
10404 * gcse.c (ae_gen): Remove.
10405 (can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
10406 and make non-static function to make it available in store-motion.c.
10407 Update call sites with search-and-replace.
10408 (enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
10409 extract_mentioned_regs, extract_mentioned_regs_helper,
10410 find_moveable_store, compute_store_table, load_kills_store, find_loads,
10411 store_killed_in_insn, store_killed_after, store_killed_before,
10412 build_store_vectors, insert_insn_start_basic_block, insert-store,
10413 remove_reachable_equiv_notes, replace_store_insn, delete_store,
10414 free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
10415 execute_rtl_store_motion, pass_rtl_store_motion): Move to...
10416 * store-motion.c: ...new file. Also copy data structures from gcse.c
10417 and clean up to remove parts not used by store motion.
10418 * rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
10419 * Makefile.in (store-motion.o): New rule. Add to OBJS-common.
10421 2009-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
10424 * config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
10425 when optimizing for size.
10427 2009-04-30 Hans-Peter Nilsson <hp@axis.com>
10429 * gcse.c (gcse_constant_p): Fix typo in last change.
10431 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
10433 * plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
10435 2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com>
10437 * gcse.c (gcse_constant_p): Make sure the constant is sharable.
10439 2009-04-29 James E. Wilson <wilson@codesourcery.com>
10441 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
10442 CONST_HIGH_PART result.
10444 2009-04-29 Anatoly Sokolov <aesok@post.ru>
10446 * config/avr/avr.c (initial_elimination_offset): Rename to
10447 avr_initial_elimination_offset.
10448 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
10449 change return type to bool.
10450 (avr_can_eliminate): New function.
10451 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
10452 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
10453 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
10454 * config/avr/avr-protos.h (initial_elimination_offset): Rename to
10455 avr_initial_elimination_offset.
10456 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
10457 (avr_initial_elimination_offset): Define.
10459 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
10460 Steven Bosscher <steven@gcc.gnu.org>
10462 PR rtl-optimization/39938
10463 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
10464 * cfgrtl.c: Include insn-attr.h.
10465 (rest_of_pass_free_cfg): New function.
10466 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
10467 * resource.c (init_resource_info): Remove call to df_analyze.
10469 2009-04-29 Richard Guenther <rguenther@suse.de>
10472 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
10473 allow conversion to signed integers.
10475 2009-04-29 Richard Guenther <rguenther@suse.de>
10477 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
10478 shifts of floating point vectors if the shift amount is
10479 a constant multiple of the element size.
10481 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
10482 Michael Matz <matz@suse.de>
10484 PR middle-end/39927
10486 * tree-outof-ssa.c (emit_partition_copy): New function.
10487 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
10488 insert_part_to_rtx_on_edge): Perform the partition base var
10489 copy using emit_partition_copy.
10490 (insert_value_copy_on_edge): Convert constants to the right mode.
10491 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
10492 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
10494 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
10496 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
10497 scan backwards to try to find a constant to initialize it.
10499 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
10500 insn before the loop_end instruction, don't look past labels.
10502 2009-04-29 Richard Guenther <rguenther@suse.de>
10504 PR middle-end/39937
10505 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
10506 loose type conversions.
10507 (forward_propagate_addr_expr): Fix tuplification bug. Remove
10508 stmts only if there are no uses of its definition.
10510 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
10512 * config/bfin/bfin.h (splitting_loops): Declare.
10513 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
10514 Reorder bit definitions to be ascending.
10515 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
10516 * config/bfin/bfin.c (splitting_loops): New variable.
10517 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
10518 (struct loop_info): Remove members INIT and LOOP_INIT.
10519 (bfin_optimize_loop): Don't set them. Reorder the code that generates
10520 the LSETUP sequence. Allow LC to be loaded from any register, but
10521 also add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
10522 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
10524 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
10525 of reload_completed.
10528 * config/bfin/bfin.md (movsi_insn): Refine constraints.
10530 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
10532 * Makefile.in (PLUGIN_VERSION_H): New.
10533 (OBJS-common): Remove plugin-version.o.
10534 (plugin.o): Depend on (PLUGIN_VERSION_H).
10535 (plugin-version.o): Remove.
10536 * configure: Regenerate
10537 * configure.ac: Create plugin-version.h.
10538 * gcc-plugin.h (plugin_gcc_version): Remove.
10539 (plugin_default_version_check): Change signature.
10540 * plugin-version.c: Remove.
10541 * plugin.c: Include plugin-version.h.
10542 (str_plugin_gcc_version_name): Remove.
10543 (try_init_one_plugin): Pass gcc version to plugin_init.
10544 (plugin_default_version_check): Both gcc and plugin versions are now
10547 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
10549 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
10550 problematic last insns. Test for TYPE_CALL rather than CALL_P.
10551 Remove special case testing for last insn of inner loops. Don't fail
10552 if the loop ends with a jump, emit an extra nop instead.
10554 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
10555 DREGS rather than comparing directly. Remove code that tries to
10556 account for latencies.
10558 2009-04-29 Richard Guenther <rguenther@suse.de>
10560 PR tree-optimization/39941
10561 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
10562 eliminating an indirect call.
10564 2009-04-29 Richard Guenther <rguenther@suse.de>
10566 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
10567 parameter. Allow invariants as base if !require_lvalue.
10568 (verify_gimple_assign_single): Adjust.
10570 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
10572 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
10573 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
10574 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3,
10575 ssubhi3, ssaddhi3_parts and sssubhi3_parts.
10576 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
10578 * config/bfin/bfin.c (bfin_expand_builtin,
10579 case BFIN_BUILTIN_CPLX_SQU): Adjust accordingly.
10581 2009-04-28 Richard Guenther <rguenther@suse.de>
10583 * tree-vect-loop.c (get_initial_def_for_induction): Use
10584 correct types for pointer increment.
10586 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10588 * toplev.c (print_version): Update GMP version string calculation.
10590 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
10592 PR rtl-optimization/39938
10593 * resource.c (init_resource_info): Add call to df_analyze.
10595 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
10597 * config/alpha/alpha.md (usegp): Cast the result of
10598 alpha_find_lo_sum_using_gp to enum attr_usegp.
10599 * config/alpha/alpha.c (override_options): Remove end-of-structure
10600 marker element from cpu_table. Use array size of cpu_table to handle
10601 -mcpu and -mtune options.
10602 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
10604 2009-04-28 Joseph Myers <joseph@codesourcery.com>
10606 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
10607 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
10608 tune_32 and tune_64.
10609 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
10610 support on PowerPC.
10611 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
10612 * config/rs6000/option-defaults.h: ... here. New file.
10613 (OPT_64, OPT_32): Define.
10614 (MASK_64BIT): Define to 0 if not already defined.
10615 (OPT_ARCH64, OPT_ARCH32): Define.
10616 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
10619 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
10621 * config/arm/arm.c (arm_override_options): Emit error on using
10624 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
10626 PR rtl-optimization/39914
10627 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
10628 registers for allocnos created from user-defined variables only
10629 when not optimizing.
10631 2009-04-28 Richard Guenther <rguenther@suse.de>
10633 PR middle-end/39937
10634 * fold-const.c (fold_binary): Use distribute_real_division only
10637 2009-04-28 Steve Ellcey <sje@cup.hp.com>
10639 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
10640 add hpux-stdint.h to tm_file.
10641 (hppa[12]*-*-hpux11*): Ditto.
10642 (ia64*-*-hpux*): Ditto.
10643 * config/hpux-stdint.h: New.
10644 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
10645 __STDC_EXT__ for all compiles.
10646 * config/pa/pa-hpux.h: Ditto.
10647 * config/pa/pa-hpux10.h: Ditto.
10648 * config/pa/pa-hpux11.h: Ditto.
10650 2009-04-28 Catherine Moore <clm@codesourcery.com>
10652 * debug.h (set_name): Add comment.
10654 2009-04-28 Andrew Pinski <pinskia@gmail.com>
10657 * config/darwin.c (machopic_gen_offset): Check
10658 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
10659 * config/arm/arm.c (require_pic_register): Likewise.
10661 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
10663 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
10664 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
10665 m32c_promote_prototypes): Delete.
10667 2009-04-28 Michael Matz <matz@suse.de>
10669 PR middle-end/39922
10670 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
10673 2009-04-28 Richard Guenther <rguenther@suse.de>
10675 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
10677 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
10679 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
10680 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
10681 * config/arm/arm-tune.md: Regenerate.
10683 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
10685 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
10686 block if there are complex incoming edges.
10687 (sel_merge_blocks): Remove useless assert.
10688 (sel_redirect_edge_and_branch): Check that edge was redirected.
10689 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
10690 (sel_find_rgns): Delete declaration.
10691 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
10692 the region when it is not a preheader.
10694 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
10697 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
10699 2009-04-28 Richard Guenther <rguenther@suse.de>
10701 * tree.h (SSA_NAME_VALUE): Remove.
10702 (struct tree_ssa_name): Remove value_handle member.
10703 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
10704 array for jump threading.
10705 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
10707 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
10708 * tree-flow.h (threadedge_initialize_values): Declare.
10709 (threadedge_finalize_values): Likewise.
10710 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
10711 (SSA_NAME_VALUE): Define.
10712 (threadedge_initialize_values): New function.
10713 (threadedge_finalize_values): Likewise.
10714 * tree-ssa-dom.c (ssa_name_values): New global variable.
10715 (SSA_NAME_VALUE): Define.
10716 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
10718 2009-04-28 Ira Rosen <irar@il.ibm.com>
10720 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
10721 Use REPORT_VECTORIZED_LOCATIONS instead
10722 REPORT_VECTORIZED_LOOPS.
10723 * tree-vectorizer.c (vect_verbosity_level): Make static.
10724 (vect_loop_location): Rename to vect_location.
10725 (vect_set_verbosity_level): Update comment.
10726 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
10728 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
10729 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
10730 instead REPORT_UNVECTORIZED_LOOPS.
10731 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def
10732 and vect_loop_def to vect_external_def and vect_internal_def.
10733 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
10734 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
10735 REPORT_UNVECTORIZED_LOCATIONS.
10736 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
10737 and vect_used_in_loop and to vect_unused_in_scope and
10738 vect_used_in_scope.
10739 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
10740 (vect_verbosity_level): Remove declaration.
10741 (vect_analyze_operations): Likewise.
10742 (vect_analyze_stmt): Declare.
10743 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
10744 REPORT_UNVECTORIZED_LOCATIONS.
10745 (vect_get_loop_niters): Fix indentation.
10746 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
10747 (vect_analyze_loop_operations): New function.
10748 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
10749 vect_analyze_operations.
10750 (vect_is_simple_reduction): Use new names.
10751 (vectorizable_live_operation, vect_transform_loop): Likewise.
10752 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value
10753 to specify whether the data references can be a part of interleaving
10755 (vect_analyze_data_ref_dependence): Use new names.
10756 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
10757 (vect_create_addr_base_for_vector_ref): Remove redundant code.
10758 * tree-vect-patterns.c (widened_name_p): Use new names.
10759 (vect_recog_dot_prod_pattern): Likewise.
10760 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
10761 (process_use, vect_mark_stmts_to_be_vectorized,
10762 vect_model_simple_cost, vect_model_store_cost,
10763 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
10764 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
10765 vectorizable_operation, vectorizable_type_demotion,
10766 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
10767 vectorizable_condition): Likewise.
10768 (vect_analyze_operations): Split into vect_analyze_loop_operations
10770 (vect_analyze_stmt): ... new function.
10771 (new_stmt_vec_info): Use new names.
10772 (vect_is_simple_use): Use new names and fix comment.
10773 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
10774 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
10776 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
10779 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
10780 and integer modes for x87 operands. Do not ICE for unsupported size,
10781 generate error instead. Generate error for unsupported operand types.
10782 ['z']: Do not handle HImode memory operands specially. Warning
10783 for floating-point operands. Fallthru to 'Z' for unsupported operand
10784 types. Do not ICE for unsupported size, generate error instead.
10785 (output_387_binary_op): Use %Z to output operands.
10786 (output_fp_compare): Ditto.
10787 (output_387_reg_move): Ditto.
10789 2009-04-28 Ben Elliston <bje@au.ibm.com>
10794 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10796 * builtins.c (c_strlen): Do not warn here.
10797 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
10798 * c-common.c (pointer_int_sum): Take an explicit location.
10799 Warn about offsets out of bounds.
10800 * c-common.h (pointer_int_sum): Adjust declaration.
10802 2009-04-27 Ian Lance Taylor <iant@google.com>
10804 * collect2.c (is_ctor_dtor): Change type of ret field in struct
10806 * dce.c (run_fast_df_dce): Change type of old_flags to int.
10807 * df-core.c (df_set_flags): Change return type to int. Change
10808 type of old_flags to int.
10809 (df_clear_flags): Likewise.
10810 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
10811 (df_get_conditional_uses): Likewise.
10812 * df.h (df_set_flags, df_clear_flags): Update declarations.
10813 * dwarf2out.c (struct indirect_string_node): Change type of form
10814 field to enum dwarf_form.
10815 (AT_string_form): Change return type to enum dwarf_form.
10816 * fixed-value.c (fixed_compare): Add cast to enum type.
10817 * fwprop.c (update_df): Change 0 to VOIDmode.
10818 * gensupport.c: Change 0 to UNKNOWN.
10819 * gimple.h (gimple_cond_code): Add cast to enum type.
10820 * haifa-sched.c (reemit_notes): Add cast to enum type.
10821 * hooks.c (hook_int_void_no_regs): Remove function.
10822 * hooks.h (hook_int_void_no_regs): Remove declaration.
10823 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
10824 * predict.c (combine_predictions_for_insn): Add casts to enum type.
10825 * real.c (real_arithmetic): Add cast to enum type.
10826 (real_compare): Likewise.
10827 * target.h (struct gcc_target): Change return type of
10828 branch_target_register_class to enum reg_class.
10829 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
10830 default_branch_target_register_class.
10831 * targhooks.c (default_branch_target_register_class): New function.
10832 * targhooks.h (default_branch_target_register_class): Declare.
10833 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
10834 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
10836 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
10838 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
10839 vect_uninitialized_def. Change 0 to ERROR_MARK.
10840 * tree-vect-stmts.c (supportable_widening_operation): Don't
10841 initialize icode1 and icode2.
10842 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
10843 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
10845 (cmn_err_flag_specs): Change 0 to STD_C89.
10846 (cmn_err_char_table): Likewise.
10847 * config/arm/arm.c (get_arm_condition_code): Change type of code
10848 to enum arm_cond_code.
10849 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
10850 (IWMMXT_BUILTIN2): Likewise.
10851 (neon_builtin_type_bits): Don't define typedef.
10852 (neon_builtin_datum): Change type of bits field to int.
10853 (arm_expand_neon_args): Add cast to enum type.
10854 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
10856 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
10857 casts to enum type.
10858 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
10860 * config/mips/mips.md (jal_macro): Return enum constant.
10861 (single_insn): Likewise.
10862 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
10864 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
10865 casts to enum type.
10866 * config/s390/s390.c (s390_tune_flags): Change type to int.
10867 (s390_arch_flags): Likewise.
10868 (s390_handle_arch_option): Change flags field of struct pta to int.
10869 * config/s390/s390.h (s390_tune_flags): Update declaration.
10870 (s390_arch_flags): Likewise.
10871 * config/sh/sh.c (prepare_move_operands): Compare
10872 tls_symbolic_operand result with enum constant.
10873 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
10874 (sh_expand_prologue): Add cast to enum type.
10875 (sh_expand_epilogue): Likewise.
10876 (tls_symbolic_operand): Change return type to enum tls_model.
10877 (fpscr_set_from_mem): Add cast to enum type.
10878 (legitimize_pic_address): Compare tls_symbolic_operand result with
10880 (sh_target_reg_class): Change return type to enum reg_class.
10881 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
10883 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
10884 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
10885 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
10886 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
10887 (delayed_branch, tls_call_delay): Likewise.
10888 (eligible_for_sibcall_delay): Likewise.
10889 (eligible_for_return_delay): Likewise.
10890 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
10891 (spu_expand_builtin_1): Likewise.
10893 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
10894 for all types of conversions.
10895 (output_init_element): Issue -Wc++-compat warning if needed when
10896 initializing a bitfield with enum type.
10897 * c-parser.c (c_parser_expression): Set original_type to
10898 original_type of right hand operand of comman operator.
10900 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10902 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
10904 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
10905 * doc/cpp.texi (Standard Predefined Macros)
10906 (Implementation-defined behavior): Likewise.
10907 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
10908 * doc/gimple.texi (GIMPLE Exception Handling)
10909 (@code{GIMPLE_ASSIGN}): Likewise.
10910 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
10911 * doc/invoke.texi (Warning Options, Optimize Options)
10912 (AVR Options, Darwin Options): Likewise.
10913 (Optimize Options): Reformulate -fwhole-program description.
10914 * doc/loop.texi (Lambda): Likewise.
10915 * doc/md.texi (Output Template, Define Constraints)
10916 (Standard Names, Insn Splitting): Likewise.
10917 * doc/options.texi (Option properties): Likewise.
10918 * doc/passes.texi (Tree-SSA passes): Likewise.
10919 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
10920 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
10921 (File Names and DBX): Likewise.
10922 * doc/trouble.texi (Incompatibilities): Likewise.
10924 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
10926 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
10927 instruction is correct.
10929 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
10931 Allow non-constant arguments to conversion intrinsics.
10932 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
10933 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
10934 * spu.c (print_operand): Handle 'v' and 'w'.
10935 (exp2_immediate_p, spu_gen_exp2): Define.
10936 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
10937 spu_convtf_1): Update parameter descriptions.
10938 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
10939 * constraints.md ('v', 'w'): New.
10940 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
10942 (i2f, I2F): New define_mode_attr.
10943 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
10944 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
10945 fixuns_truncv4sfv4si2): Update to use mode attribute.
10946 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
10947 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
10948 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
10949 patterns for combine.
10951 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
10953 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
10954 (cprop, hoist, pre, store_motion): New debug counters.
10955 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
10956 is not an RTL pass anymore.
10957 (pass_profiling): Remove extern decl for pass removed in 2005.
10958 (pass_gcse, pass_jump_bypass): Remove.
10959 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
10960 to 0 for clean state.
10961 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
10962 * cse.c (gate_handle_cse_after_global_opts,
10963 rest_of_handle_cse_after_global_opts): New functions.
10964 (pass_cse_after_global_opts): New pass, does local CSE.
10965 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
10966 (TV_CPROP): New timevar.
10967 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
10968 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
10969 (gcse_main, recompute_all_luids): Remove.
10970 (compute_hash_table_work): Call max_reg_num instead of reading
10972 (cprop_jump): Don't set run_jump_opt_after_gcse.
10973 (constprop_register): Always allow to alter jumps.
10974 (cprop_insn): Likewise.
10975 (do_local_cprop): Likewise.
10976 (local_cprop_pass): Likewise. Return non-zero if something changed.
10977 (cprop): Remove function, fold interesting bits into one_cprop_pass.
10978 (find_implicit_sets): Add note about missed optimization opportunity.
10979 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
10980 pass_rtl_cprop execute function.
10981 Don't bother tracking the pass number, each pass gets its own dumpfile
10983 Always allow to alter jumpsand bypass jumps.
10984 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
10985 will just find no suitable set.
10986 (pre_edge_insert): Fix dumping, this function is for PRE only.
10987 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
10988 pass_rtl_pre execute function.
10989 (hoist_code): Return non-zero if something changed. Keep track of
10990 substitutions and insertions for statistics gathering similar to PRE.
10991 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
10992 called from the pass_rtl_hoist execute function. Show pass statistics.
10993 (compute_store_table): Use max_reg_num directly instead of using the
10994 formerly global max_gcse_regno.
10995 (build_store_vectors): Likewise.
10996 (replace_store_insn): Fix dumping.
10997 (store_motion): Rename to ...
10998 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
10999 pass, called from the pass_rtl_store_motion execute function. Keep
11000 track of substitutions and insertions for statistics gathering similar
11002 (bypass_jumps): Remove, fold interesting bits into ...
11003 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
11004 from the pass_rtl_cprop execute function.
11005 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
11006 pass_jump_bypass): Remove.
11007 (gate_handle_gcse, rest_of_handle_gcse): Remove.
11008 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
11009 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
11010 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
11011 (gate_rtl_store_motion, execute_rtl_store_motion,
11012 pass_rtl_store_motion): New.
11013 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
11014 make it clear that -fcse-skip-blocks is a no-op for backward compat.
11015 * passes.c (init_optimization_passes): Remove pass_gcse and
11016 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
11017 and cse_after_global_opts in place of pass_gcse. Schedule cprop
11018 instead of pass_jump_bypass.
11020 2009-04-27 Richard Guenther <rguenther@suse.de>
11022 PR middle-end/39928
11023 * gimplify.c (gimplify_expr): If we are required to create
11024 a temporary make sure it ends up as register.
11026 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
11029 * config/i386/i386.c (construct_container): Don't call
11030 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
11031 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
11033 2009-04-27 Michael Matz <matz@suse.de>
11035 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
11036 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
11037 * tree-ssa-live.h: (find_replaceable_exprs): Return a bitmap.
11038 (dump_replaceable_exprs): Take a bitmap.
11039 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
11041 (expand_gimple_basic_block): Likewise.
11042 * tree-ssa-ter.c (struct temp_expr_table_d): Make
11043 replaceable_expressions member a bitmap.
11044 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
11045 (mark_replaceable): Likewise.
11046 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
11047 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
11049 2009-04-27 Richard Guenther <rguenther@suse.de>
11051 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
11052 (verify_stmts): Dispatch to gimple/type verification code.
11053 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
11054 issue with call argument types.
11056 2009-04-27 Michael Matz <matz@suse.de>
11058 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
11059 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
11062 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
11063 Eric Botcazou <ebotcazou@adacore.com>
11065 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
11066 a label's basic block.
11067 (mark_target_live_regs): Tidy and rework obsolete comments.
11068 Change back DF problem to LIVE. If a label starts a basic block,
11069 assume that all registers that used to be live then still are.
11070 (init_resource_info): If a label starts a basic block, set its
11071 BLOCK_FOR_INSN accordingly.
11072 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
11074 2009-04-27 Richard Guenther <rguenther@suse.de>
11076 * tree-flow-inline.h (function_ann): Remove.
11077 (get_function_ann): Likewise.
11078 * tree-dfa.c (create_function_ann): Remove.
11079 * tree-flow.h (struct static_var_ann_d): Remove.
11080 (struct function_ann_d): Likewise.
11081 (union tree_ann_d): Remove fdecl member.
11082 (function_ann_t): Remove.
11083 (function_ann, get_function_ann, create_function_ann): Remove
11086 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
11088 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
11090 2009-04-27 Jan Hubicka <jh@suse.cz>
11092 * ipa-pure-const.c (struct funct_state_d): New fields
11093 state_previously_known, looping_previously_known; remove
11094 state_set_in_source.
11095 (analyze_function): Use new fields.
11096 (propagate): Avoid assumption that state_set_in_source imply
11099 * tree-ssa-loop-niter.c (finite_loop_p): New function.
11100 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
11101 * cfgloop.h (finite_loop_p): Declare.
11103 2009-04-26 Michael Matz <matz@suse.de>
11105 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
11107 2009-04-26 Michael Matz <matz@suse.de>
11109 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
11110 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
11111 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
11112 pass_mark_used_blocks): Remove.
11113 * tree-optimize.c (pass_free_datastructures,
11114 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
11115 * passes.c (init_optimization_passes): Don't call
11116 pass_mark_used_blocks, remove dead code.
11118 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
11120 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
11121 * tree-ssa-live.h (register_ssa_partition): Likewise.
11123 2009-04-26 Michael Matz <matz@suse.de>
11126 * builtins.c (fold_builtin_next_arg): Handle SSA names.
11127 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
11128 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
11130 (compare_pairs): Swap cost comparison.
11131 (coalesce_ssa_name): Don't use change_partition_var.
11132 * tree-nrv.c (struct nrv_data): Add modified member.
11133 (finalize_nrv_r): Set it.
11134 (tree_nrv): Use it to update statements.
11135 (pass_nrv): Require PROP_ssa.
11136 * tree-mudflap.c (mf_decl_cache_locals,
11137 mf_build_check_statement_for): Use make_rename_temp.
11138 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
11139 * alias.c (find_base_decl): Handle SSA names.
11140 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
11141 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
11142 * rtl.h (set_reg_attrs_for_parm): Declare.
11143 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
11144 to "optimized", remove unused locals at finish.
11145 (execute_free_datastructures): Make global, call
11146 delete_tree_cfg_annotations.
11147 (execute_free_cfg_annotations): Don't call
11148 delete_tree_cfg_annotations.
11150 * ssaexpand.h: New file.
11151 * expr.c (toplevel): Include ssaexpand.h.
11152 (expand_assignment): Handle SSA names the same as register variables.
11153 (expand_expr_real_1): Expand SSA names.
11154 * cfgexpand.c (toplevel): Include ssaexpand.h.
11155 (SA): New global variable.
11156 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
11157 (SSAVAR): New macro.
11158 (set_rtl): New helper function.
11159 (add_stack_var): Deal with SSA names, use set_rtl.
11160 (expand_one_stack_var_at): Likewise.
11161 (expand_one_stack_var): Deal with SSA names.
11162 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
11163 before unique numbers.
11164 (expand_stack_vars): Use set_rtl.
11165 (expand_one_var): Accept SSA names, add asserts for them, feed them
11166 to above subroutines.
11167 (expand_used_vars): Expand all partitions (without default defs),
11168 then only the local decls (ignoring those expanded already).
11169 (expand_gimple_cond): Remove edges when jumpif() expands an
11170 unconditional jump.
11171 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
11172 or remove abnormal edges. Ignore insns setting the LHS of a TERed
11174 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
11175 members of SA; deal with PARM_DECL partitions here; expand
11176 all PHI nodes, free tree datastructures and SA. Commit instructions
11177 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
11178 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
11179 info and statements at start, collect garbage at finish.
11180 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
11181 (VAR_ANN_PARTITION) Remove.
11182 (change_partition_var): Don't declare.
11183 (partition_to_var): Always return SSA names.
11184 (var_to_partition): Only accept SSA names.
11185 (register_ssa_partition): Only check argument.
11186 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
11188 (delete_var_map): Don't free it.
11189 (var_union): Only accept SSA names, simplify.
11190 (partition_view_init): Mark only useful SSA names as used.
11191 (partition_view_fini): Only deal with SSA names.
11192 (change_partition_var): Remove.
11193 (dump_var_map): Use ssa_name instead of partition_to_var member.
11194 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
11196 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
11197 (struct _elim_graph): New member const_dests; nodes member vector of
11199 (set_location_for_edge): New static helper.
11200 (create_temp): Remove.
11201 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
11202 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
11203 (new_elim_graph): Allocate const_dests member.
11204 (clean_elim_graph): Truncate const_dests member.
11205 (delete_elim_graph): Free const_dests member.
11206 (elim_graph_size): Adapt to new type of nodes member.
11207 (elim_graph_add_node): Likewise.
11208 (eliminate_name): Likewise.
11209 (eliminate_build): Don't take basic block argument, deal only with
11210 partition numbers, not variables.
11211 (get_temp_reg): New static helper.
11212 (elim_create): Use it, deal with RTL temporaries instead of trees.
11213 (eliminate_phi): Adjust all calls to new signature.
11214 (assign_vars, replace_use_variable, replace_def_variable): Remove.
11215 (rewrite_trees): Only do checking.
11216 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
11217 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
11218 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
11219 contains_tree_r, MAX_STMTS_IN_LATCH,
11220 process_single_block_loop_latch, analyze_edges_for_bb,
11221 perform_edge_inserts): Remove.
11222 (expand_phi_nodes): New global function.
11223 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
11224 functions, initialize new parameter, remember partitions having a
11226 (finish_out_of_ssa): New global function.
11227 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
11228 don't reset in_ssa_p here, don't disable TER when mudflap.
11229 (pass_del_ssa): Remove.
11230 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
11232 (execute_free_datastructures): Declare.
11233 * Makefile.in (SSAEXPAND_H): New variable.
11234 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
11235 * basic-block.h (commit_one_edge_insertion): Declare.
11236 * passes.c (init_optimization_passes): Move pass_nrv and
11237 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
11238 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
11239 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
11240 (redirect_branch_edge): Deal with super block when expanding, split
11241 out jump patching itself into ...
11242 (patch_jump_insn): ... here, new static helper.
11244 2009-04-26 Michael Matz <matz@suse.de>
11246 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
11247 beyond num_ssa_names.
11248 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
11249 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
11251 2009-04-26 Jakub Jelinek <jakub@redhat.com>
11253 PR inline-asm/39543
11254 * fwprop.c (forward_propagate_asm): New function.
11255 (forward_propagate_and_simplify): Propagate also into __asm, if it
11256 doesn't increase the number of referenced registers.
11259 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
11261 2009-04-26 Jakub Jelinek <jakub@redhat.com>
11263 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
11264 note_nonlocal_vla_type for nonlocal VLAs.
11265 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
11266 contains_remapped_vars, remap_vla_decls): New functions.
11267 (convert_nonlocal_reference_stmt): If not optimizing, call
11268 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
11269 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
11270 if it wasn't found in var_map.
11271 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
11272 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
11273 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
11275 * gimplify.c (nonlocal_vlas): New variable.
11276 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
11278 (gimplify_body): Create and destroy nonlocal_vlas.
11280 * dwarf2out.c (loc_descr_plus_const): New function.
11281 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
11282 mem_loc_descriptor, loc_descriptor_from_tree_1,
11283 descr_info_loc, gen_variable_die): Use it.
11285 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
11286 !TREE_STATIC VAR_DECLs.
11287 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
11288 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
11289 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
11290 DECL_BY_REFERENCE is valid.
11291 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
11292 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
11293 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
11294 Copy DECL_BY_REFERENCE.
11295 (struct nesting_copy_body_data): New type.
11296 (nesting_copy_decl): New function.
11297 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
11298 if they have variable length.
11300 2009-04-26 Michael Matz <matz@suse.de>
11302 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
11303 mark new temporaries for renaming.
11305 2009-04-26 Joseph Myers <joseph@codesourcery.com>
11308 * c-decl.c (global_bindings_p): Return negative value.
11309 (c_variable_size): New. Based on variable_size from
11311 (grokdeclarator): Call c_variable_size not variable_size.
11313 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
11315 * config/i386/i386.c (print_operand) ['z']: Fix typo.
11317 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
11319 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
11320 Redefine it to just use mingw/include.
11321 (ASM_SPEC): Rules for -m32 and -m64.
11322 (LINK_SPEC): Use Likewise.
11323 (SPEC_32): New define.
11324 (SPEC_64): Likewise.
11325 (SUB_LINK_SPEC): Likewise.
11326 (MULTILIB_DEFAULTS): New define.
11327 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
11328 Add multilib options.
11329 (MULTILIB_DIRNAMES): Likewise.
11330 (MULTILIB_OSDIRNAMES): Likewise.
11331 (LIBGCC): Likewise.
11332 (INSTALL_LIBGCC): Likewise.
11334 2009-04-26 Joseph Myers <joseph@codesourcery.com>
11337 * c-tree.h (enum c_inline_static_type): New.
11338 (record_inline_static): Declare.
11339 * c-decl.c (struct c_inline_static, c_inline_statics,
11340 record_inline_static, check_inline_statics): New.
11341 (pop_file_scope): Call check_inline_statics.
11342 (start_decl): Call record_inline_static instead of pedwarning
11343 directly for static in inline function.
11344 * c-typeck.c (build_external_ref): Call record_inline_static
11345 instead of pedwarning directly for static referenced in inline
11348 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
11350 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
11351 not new but only being rescanned.
11352 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
11353 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
11354 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
11355 record_set_info, compute_set, grealloc): Remove.
11356 (recompute_all_luids): New function.
11357 (gcse_main): Don't compute sets, and don't do related memory
11358 allocations/free-ing. If something changed before the end of the
11359 pass, update LUIDs using recompute_all_luids.
11360 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
11361 (free_gcse_mem): Don't free it either.
11362 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
11363 Use the df insn LUIDs.
11364 (load_killed_in_block): Likewise.
11365 (compute_hash_table_work): Don't compute reg_set_in_block.
11366 (compute_transp): Use DF_REG_DEF_CHAINs.
11367 (local_cprop_pass): Don't use compute_sets and related functions.
11368 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
11369 Use get_max_uid() instead of max_cuid.
11370 (insert_insn_end_basic_block, pre_insert_copy_insn,
11371 update_ld_motion_stores): Don't try to
11372 keep reg_set tables up to date.
11373 (pre_insert_copies): Use df insn LUIDs.
11374 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
11375 (reg_set_info): Don't use extra bitmap argument.
11376 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
11377 information to compute regs_set_in_block.
11378 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
11379 (bypass_jumps): Don't use compute_sets and friends.
11381 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11384 * opts.c (undocumented_msg): Do not leave blank even with
11387 2009-04-25 Joseph Myers <joseph@codesourcery.com>
11389 * c-decl.c (build_enumerator): Allow values folding to integer
11390 constants but not integer constant expressions with a pedwarn if
11393 2009-04-25 Joseph Myers <joseph@codesourcery.com>
11396 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
11397 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
11398 type is an integer constant.
11400 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
11403 * config/i386/i386.c (print_operand) ['z']: Revert handling of
11406 2009-04-25 Joseph Myers <joseph@codesourcery.com>
11409 * c-decl.c (grokdeclarator): Diagnose declarations of functions
11410 with variably modified return type and no storage class
11411 specifiers, except for the case of nested functions. Distinguish
11412 extern declarations of functions with variably modified return
11413 types from those of objects with variably modified types.
11415 2009-04-25 Jan Hubicka <jh@suse.cz>
11417 * tree.c (list_equal_p): New function.
11418 * tree.h (list_equal_p): Declare.
11419 * coretypes.h (edge_def, edge, const_edge, basic_block_def
11420 basic_block_def, basic_block, const_basic_block): New.
11421 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
11422 (redirect_eh_edge): New function.
11423 (make_eh_edge_update_phi): EH edges are not abnormal.
11424 * except.c: Include tree-flow.h.
11425 (list_match): New function.
11426 (eh_region_replaceable_by_p): New function.
11427 (replace_region): New function.
11428 (hash_type_list): New function.
11429 (hash_eh_region): New function.
11430 (eh_regions_equal_p): New function.
11431 (merge_peers): New function.
11432 (remove_unreachable_regions): Verify EH tree when checking;
11434 (copy_eh_region_1): New function.
11435 (copy_eh_region): New function.
11436 (push_reachable_handler): New function.
11437 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
11438 regions without label but with live RESX.
11439 * except.h (redirect_eh_edge_to_label): New.
11440 * tree-flow.h (redirect_eh_edge): New.
11441 * coretypes.h (edge_def, edge, const_edge, basic_block_def
11442 basic_block_def, basic_block, const_basic_block): Remove.
11443 * Makefile.in (except.o): Add dependency on tree-flow.h
11444 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
11445 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
11448 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
11451 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
11452 on the destination of memcpy.
11454 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
11456 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
11457 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
11458 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
11460 2009-04-25 Jan Hubicka <jh@suse.cz>
11462 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
11463 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
11464 to be reached by different label than left.
11465 (update_eh_edges): Update comment; remove edge_to_remove if possible
11466 and return true if suceeded.
11467 (cleanup_empty_eh): Accept sharing map; handle shared regions.
11468 (cleanup_eh): Compute sharing map.
11469 * except.c (remove_eh_handler_and_replace): Add argument if we should
11471 (remove_unreachable_regions): Update for label sharing.
11472 (label_to_region_map): Likewise.
11473 (get_next_region_sharing_label): New function.
11474 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
11476 (remove_eh_handler): Update.
11477 (remove_eh_region_and_replace_by_outer_of): New function.
11478 * except.h (struct eh_region): Add next_region_sharing_label.
11479 (remove_eh_region_and_replace_by_outer_of,
11480 get_next_region_sharing_label): Declare.
11481 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
11483 2009-04-25 Jan Hubicka <jh@suse.cz>
11485 * tree-cfg.c (split_critical_edges): Split also edges where we can't
11486 insert code even if they are not critical.
11488 2009-04-25 Jan Hubicka <jh@suse.cz>
11490 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
11491 (gimple_can_remove_branch_p): EH edges won't remove branch by
11493 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
11494 updating of non-abnormal EH edges.
11495 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
11496 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
11497 (split_critical_edges): Split also edges where emitting code on them
11498 will lead to splitting later.
11500 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
11501 H.J. Lu <hongjiu.lu@intel.com>
11504 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
11505 the configured assembler supports fildq and fistpq mnemonics.
11506 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
11507 * configure: Regenerated.
11508 * config.in: Ditto.
11510 * config/i386/i386.c (print_operand): Handle 'Z'.
11511 ['z']: Remove handling of special fild/fist suffixes.
11512 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
11513 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
11514 suffix of fild insn.
11515 (*floatsi<mode>2_vector_mixed): Ditto.
11516 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
11517 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
11518 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
11519 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
11520 * config/i386/gas.h (GAS_MNEMONICS): Remove.
11522 2009-04-25 Ben Elliston <bje@au.ibm.com>
11524 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
11525 the source of a set operation.
11527 2009-04-25 Anatoly Sokolov <aesok@post.ru>
11529 * target.h (struct gcc_target): Add case_values_threshold field.
11530 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
11531 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
11532 * targhooks.c (default_case_values_threshold): New function.
11533 * targhooks.h (default_case_values_threshold): Declare function.
11534 * stmt.c (expand_case): Use case_values_threshold target hook.
11535 * expr.h (case_values_threshold): Remove declartation.
11536 * expr.c (case_values_threshold): Remove function.
11537 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
11539 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
11540 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
11541 (avr_case_values_threshold): Declare as static.
11542 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
11544 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
11545 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
11546 (mn10300_case_values_threshold): New function.
11548 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
11550 * ira.c (setup_cover_and_important_classes): Add enum cast.
11552 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
11554 * genpreds.c (write_enum_constraint_num): Output definition of
11555 CONSTRAINT_NUM_DEFINED_P macro.
11556 * ira.c (setup_cover_and_important_classes): Use
11557 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
11559 2009-04-24 DJ Delorie <dj@redhat.com>
11561 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
11562 __SH2A_SINGLE_ONLY__ also.
11564 2009-04-24 Steve Ellcey <sje@cup.hp.com>
11566 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
11567 (movdf_internal): Ditto.
11568 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
11569 SFmode and DFmode constants.
11570 (ia64_print_operand): Add 'G' format for printing
11571 floating point constants.
11573 2009-04-24 Richard Guenther <rguenther@suse.de>
11575 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
11576 from unsigned additions.
11578 2009-04-24 Joseph Myers <joseph@codesourcery.com>
11580 * c-typeck.c (set_init_index): Allow array designators that are
11581 not integer constant expressions with a pedwarn if pedantic.
11583 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
11585 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
11586 zero if no overlap in nonzero bits between the operands.
11588 2009-04-24 Ian Lance Taylor <iant@google.com>
11590 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
11591 (record_dead_and_set_regs): Likewise.
11592 * df.h (struct df_mw_hardreg): Change flags field to int.
11593 (struct df_base_ref): Likewise.
11594 (struct df): Change changeable_flags field to int.
11595 * df-scan.c (df_defs_record): Change clobber_flags to int.
11596 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
11597 constants rather than #define macros.
11598 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
11599 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
11600 (enum dwarf_calling_convention): Likewise.
11601 (enum dwarf_line_number_x_ops): Likewise.
11602 (enum dwarf_call_frame_info): Likewise.
11603 (enum dwarf_source_language): Likewise.
11604 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
11605 (add_calling_convention_attribute): Likewise.
11606 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
11607 (combine_comparisons): Change compcode to int. Add cast to enum type.
11608 * genrecog.c (maybe_both_true_2): Change c to int.
11609 (write_switch): Likewise. Add cast to enum type.
11610 * gimplify.c (gimplify_omp_for): Handle return values from
11611 gimplify_expr using MIN rather than bitwise or.
11612 (gimplify_expr): Add cast to enum type.
11613 * ipa-prop.c (update_jump_functions_after_inlining): Change
11614 IPA_BOTTOM to IPA_JF_UNKNOWN.
11615 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
11616 Add casts to enum type.
11617 (setup_cover_and_important_classes): Change cl to int. Add casts
11619 (setup_class_translate): Change cl and mode to int.
11620 (ira_init_once): Change mode to int.
11621 (free_register_move_costs): Likewise.
11622 (setup_prohibited_mode_move_regs): Add casts to enum type.
11623 * langhooks.c (add_builtin_function_common): Rework assertion that
11624 value fits bitfield.
11625 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
11626 * omega.c (omega_do_elimination): Avoid math on enum types.
11627 * optabs.c (expand_vec_shift_expr): Remove casts to int.
11628 * opts.c (set_debug_level): Change 2 to enum constant. Use new
11629 int local to handle integral_argment value.
11630 * regmove.c (try_auto_increment): Change PUT_MODE to
11632 * reload.c (push_secondary_reload): Add casts to enum type.
11633 (secondary_reload_class, find_valid_class): Likewise.
11634 * reload1.c (emit_input_reload_insns): Likewise.
11635 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
11636 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
11637 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
11639 * tree.c (build_common_builtin_nodes): Add casts to enum type.
11640 * tree-complex.c (complex_lattice_t): Typedef to int rather than
11642 (expand_complex_libcall): Add casts to enum type.
11643 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
11644 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
11645 with ERROR_MARK, not NUM_TREE_CODES.
11646 (vect_create_epilog_for_reduction): Likewise.
11647 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
11648 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
11649 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
11651 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
11652 vect_unused_in_loop. Change 0 to loop_vect.
11653 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
11654 * var-tracking.c (get_init_value): Change return type to enum
11656 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
11657 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
11659 (arm_override_options): Add casts to enum type.
11660 (arm_emit_tls_decoration): Likewise.
11661 * config/i386/i386.c (ix86_function_specific_restore): Add casts
11663 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
11664 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
11665 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
11667 * config/s390/s390.c (code_for_builtin_64): Change to array of
11669 (code_for_builtin_31): Likewise.
11670 (s390_expand_builtin): Change code_for_builtin to enum insn_code
11672 * config/sparc/sparc.c (sparc_override_options): Change value
11673 field in struct code_model to enum cmodel. In initializer change
11674 0 to NULL and add cast to enum type.
11676 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
11677 Change all callers. Issue a -Wc++-compat warning using
11678 lhs_origtype if necessary.
11679 (convert_for_assignment): Issue -Wc++-compat warnings about
11680 invalid conversions to enum type on assignment.
11681 * c-common.h (build_modify_expr): Update declaration.
11683 2009-04-24 Nick Clifton <nickc@redhat.com>
11685 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
11686 (function_arg_advance): Likewise.
11687 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
11690 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
11692 * config/s390/constraints.md ('I', 'J'): Fix condition.
11694 2009-04-24 Diego Novillo <dnovillo@google.com>
11696 * gengtype-parse.c (parse_error): Add newline after message.
11698 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
11700 * config/i386/sse.md (avxmodesuffixs): Removed.
11701 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
11702 (*avx_pinsr<ssevecsize>): This.
11704 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
11706 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
11707 follow chains of regs with a single definition, and allow expressions
11708 that are function_invariant_p.
11709 (simple_rhs_p): Allow expressions that are function_invariant_p.
11711 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
11713 PR middle-end/39867
11714 * fold-const.c (fold_cond_expr_with_comparison): When folding
11715 > and >= to MAX, make sure the MAX uses the same type as the
11716 comparison's operands.
11718 2009-04-24 Nick Clifton <nickc@redhat.com>
11720 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
11721 addressing for DImode accesses.
11722 (frv_print_operand_address): Handle PLUS case.
11723 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
11725 2009-04-24 Jakub Jelinek <jakub@redhat.com>
11727 PR rtl-optimization/39794
11728 * alias.c (canon_true_dependence): Add x_addr argument.
11729 * rtl.h (canon_true_dependence): Adjust prototype.
11730 * cse.c (check_dependence): Adjust canon_true_dependence callers.
11731 * cselib.c (cselib_invalidate_mem): Likewise.
11732 * gcse.c (compute_transp): Likewise.
11733 * dse.c (scan_reads_nospill): Likewise.
11734 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
11735 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
11736 canon_base_addr of the group, plus optional offset.
11737 (struct group_info): Rename canon_base_mem to
11739 (get_group_info): Set canon_base_addr to canon_rtx of base, not
11740 canon_rtx of base_mem.
11742 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
11744 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
11745 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
11747 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
11749 * config/spu/spu-builtins.h: Delete file.
11751 * config/spu/spu.h (enum spu_builtin_type): Move here from
11753 (struct spu_builtin_description): Likewise. Add GTY marker.
11754 Do not use enum spu_function_code or enum insn_code.
11755 (spu_builtins): Add extern declaration.
11757 * config/spu/spu.c: Do not include "spu-builtins.h".
11758 (enum spu_function_code, enum spu_builtin_type_index,
11759 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
11760 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
11761 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
11762 unsigned_V2DI_type_node): Move here from spu-builtins.h.
11763 (spu_builtin_types): Make static. Add GTY marker.
11764 (spu_builtins): Add extern declaration with GTY marker.
11765 Include "gt-spu.h".
11767 * config/spu/spu-c.c: Do not include "spu-builtins.h".
11768 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
11769 Check programmatically whether all parameters are scalar.
11771 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
11773 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
11775 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
11776 assignment from the constructor either if the target is volatile.
11778 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
11780 * config/arm/arm.md (insv): Do not share operands[0].
11782 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
11784 * config/vxlib-tls.c (active_tls_threads): Delete.
11785 (delete_hook_installed): New.
11786 (tls_delete_hook): Don't delete the delete hook.
11787 (tls_destructor): Delete it here.
11788 (__gthread_set_specific): Adjust installing the delete hook.
11789 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
11790 __gthread_leave_tsd_dtor_context.
11792 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
11794 * c-format.c (gcc_tdiag_char_table): Add support for %E.
11796 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
11798 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
11800 (alpha_rtx_costs): Ditto.
11801 (emit_unlikely_jump): Use add_reg_note.
11802 (emit_frame_store_1): Ditto.
11803 (alpha_expand_prologue): Ditto.
11804 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
11805 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
11807 2009-04-23 Nick Clifton <nickc@redhat.com>
11809 * config/v850/v850.md (epilogue): Remove suppressed code.
11810 (return): Rename to return_simple and remove test of frame size.
11811 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
11812 to gen_return_simple.
11814 2009-04-22 Jing Yu <jingyu@google.com>
11817 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
11819 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
11822 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
11823 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
11824 value is a VECTOR_CST, the element type is the element type of the
11827 2009-04-22 DJ Delorie <dj@redhat.com>
11829 * config/m32c/m32c.h: Update GTY annotations to new syntax.
11831 2009-04-22 Jakub Jelinek <jakub@redhat.com>
11833 * alias.c (find_base_term): Move around LO_SUM case, so that
11834 CONST falls through into PLUS/MINUS handling.
11837 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
11838 into 0, use omit_one_operand.
11840 2009-04-23 Ben Elliston <bje@au.ibm.com>
11842 * config/rs6000/linux-unwind.h (get_regs): Remove type
11843 puns. Change the type of `pc' to an array of unsigned ints and
11844 update all users. Constify frame24.
11846 2009-04-22 DJ Delorie <dj@redhat.com>
11848 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
11849 declarations before code.
11850 (current_function_special_page_vector): Likewise.
11851 (m32c_expand_insv): Silence a warning.
11853 2009-04-21 Taras Glek <tglek@mozilla.com>
11855 * alias.c: Update GTY annotations to new syntax.
11856 * basic-block.h: Likewise.
11857 * bitmap.h: Likewise.
11858 * c-common.h: Likewise.
11859 * c-decl.c: Likewise.
11860 * c-parser.c: Likewise.
11861 * c-pragma.c: Likewise.
11862 * c-tree.h: Likewise.
11863 * cfgloop.h: Likewise.
11864 * cgraph.h: Likewise.
11865 * config/alpha/alpha.c: Likewise.
11866 * config/arm/arm.h: Likewise.
11867 * config/avr/avr.h: Likewise.
11868 * config/bfin/bfin.c: Likewise.
11869 * config/cris/cris.c: Likewise.
11870 * config/darwin.c: Likewise.
11871 * config/frv/frv.c: Likewise.
11872 * config/i386/i386.c: Likewise.
11873 * config/i386/i386.h: Likewise.
11874 * config/i386/winnt.c: Likewise.
11875 * config/ia64/ia64.h: Likewise.
11876 * config/iq2000/iq2000.c: Likewise.
11877 * config/mips/mips.c: Likewise.
11878 * config/mmix/mmix.h: Likewise.
11879 * config/pa/pa.c: Likewise.
11880 * config/pa/pa.h: Likewise.
11881 * config/rs6000/rs6000.c: Likewise.
11882 * config/s390/s390.c: Likewise.
11883 * config/sparc/sparc.c: Likewise.
11884 * config/xtensa/xtensa.c: Likewise.
11885 * cselib.h: Likewise.
11886 * dbxout.c: Likewise.
11887 * dwarf2out.c: Likewise.
11888 * except.c: Likewise.
11889 * except.h: Likewise.
11890 * fixed-value.h: Likewise.
11891 * function.c: Likewise.
11892 * function.h: Likewise.
11893 * gimple.h: Likewise.
11894 * integrate.c: Likewise.
11895 * optabs.c: Likewise.
11896 * output.h: Likewise.
11897 * real.h: Likewise.
11899 * stringpool.c: Likewise.
11900 * tree-data-ref.c: Likewise.
11901 * tree-flow.h: Likewise.
11902 * tree-scalar-evolution.c: Likewise.
11903 * tree-ssa-address.c: Likewise.
11904 * tree-ssa-alias.h: Likewise.
11905 * tree-ssa-operands.h: Likewise.
11906 * tree.c: Likewise.
11907 * tree.h: Likewise.
11908 * varasm.c: Likewise.
11909 * varray.h: Likewise.
11911 * coretypes.h: Do not define GTY macro if it is already defined.
11912 * doc/gty.texi: Update GTY documentation to new syntax.
11913 * gengtype-lex.l: Enforce attribute-like syntax for GTY
11914 annotations on structs.
11915 * gengtype-parse.c: Likewise.
11917 2009-04-22 Mark Heffernan <meheff@google.com>
11919 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
11921 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
11923 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
11926 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
11928 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
11929 the same as a PLUS without a shift. Increase the cost of a
11932 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11934 * Makefile.in: Update dependencies.
11935 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
11936 * errors.h: Remove bogus comment about compatibility.
11937 (warning): Update declaration.
11938 * genautomata.c: Update all calls to warning.
11939 * gimple.c: Do not include errors.h. Include toplev.h.
11940 * tree-ssa-structalias.c: Do not include errors.h.
11941 * omega.c: Likewise.
11942 * tree-ssa-reassoc.c: Likewise.
11943 * config/spu/spu-c.c: Likewise.
11944 * config/spu/t-spu-elf: Update dependencies.
11946 2009-04-22 Richard Guenther <rguenther@suse.de>
11948 PR tree-optimization/39824
11949 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
11950 make sure the types are compatible.
11952 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11955 * c-common.c (c_parse_error): Take a token_flags parameter.
11956 Use token_type for the token type instead.
11957 Pass token_flags to cpp_type2name.
11958 * c-common.h (c_parse_error): Update declaration.
11959 * c-parser.c (c_parser_error): Pass 0 as token flags.
11961 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
11963 PR rtl-optimization/39580
11964 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
11966 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
11968 * function.c (expand_function_end): Do not emit a jump to the "naked"
11969 return label for fall-through returns.
11970 * except.c (sjlj_emit_function_exit): Always place the call to the
11971 unregister function at the location installed by expand_function_end.
11973 2009-04-22 Richard Guenther <rguenther@suse.de>
11975 PR tree-optimization/39845
11976 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
11977 (gen_inbound_check): Likewise.
11979 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
11981 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
11983 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
11984 * config/vxlib.c (__gthread_once): Add race guard for PPC.
11986 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
11988 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
11989 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
11990 shift counts to avoid out-of-bounds array accesses.
11992 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
11994 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
11995 (Pmode): Move above.
11997 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
11999 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
12000 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
12001 GET_CODE macro. Use IN_RANGE macro where appropriate.
12002 * config/alpha/alpha.h: Ditto.
12003 * config/alpha/alpha.md: Ditto.
12004 * config/alpha/constraints.md: Ditto.
12005 * config/alpha/predicates.md: Ditto.
12007 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
12009 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
12010 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12011 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12012 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12013 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12014 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12015 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12016 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12017 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12018 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12019 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12020 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12021 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12022 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12023 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12024 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12025 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12026 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12027 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12028 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12029 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12030 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12031 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12032 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12033 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12034 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12035 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12037 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
12039 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
12040 references from comments.
12041 * cfgbuild.c: (count_basic_blocks): Delete.
12042 (find_basic_blocks_1): Delete.
12043 (find_basic_blocks): Delete.
12044 * except.c (finish_eh_generation): Make static. Move comment from
12045 except.h here. Remove find_basic_blocks references from comments.
12046 * except.h (finish_eh_generation): Delete.
12047 * basic-block.h (find_basic_blocks): Delete.
12048 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
12050 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
12052 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
12053 (sdbout_parms): Likewise.
12055 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
12057 * config/sh/sh.c (prepare_cbranch_operands): Use
12058 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
12059 (expand_cbranchdi4): Likewise.
12060 (from_compare): Add cast to enum type.
12061 (expand_cbranchsi4): Use add_reg_note.
12062 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
12063 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
12064 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
12065 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
12066 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
12067 instead of CODE_FOR_nothing.
12068 (cbranchdi4): Likewise. Fix the order of arguments for
12070 (push_fpscr): Use add_reg_note.
12071 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
12072 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
12074 2009-04-21 Joseph Myers <joseph@codesourcery.com>
12076 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
12077 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
12078 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
12079 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
12080 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
12081 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
12082 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
12083 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
12084 config/alpha/x-vms, config/arc/t-arc,
12085 config/arm/README-interworking, config/arm/arm-c.c,
12086 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
12087 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
12088 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
12089 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
12090 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
12091 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
12092 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
12093 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
12094 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
12095 config/cris/t-elfmulti, config/crx/t-crx,
12096 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
12097 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
12098 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
12099 config/h8300/t-h8300, config/i386/athlon.md,
12100 config/i386/darwin-libgcc.10.4.ver,
12101 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
12102 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
12103 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
12104 config/i386/t-linux64, config/i386/t-nwld,
12105 config/i386/t-rtems-i386, config/i386/t-sol2-10,
12106 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
12107 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
12108 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
12109 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
12110 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
12111 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
12112 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
12113 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
12114 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
12115 config/m68k/t-uclinux, config/mcore/t-mcore,
12116 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
12117 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
12118 config/mips/crtn.asm, config/mips/irix-crti.asm,
12119 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
12120 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
12121 config/mips/mips-fixed.md, config/mips/sb1.md,
12122 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
12123 config/mips/t-iris6, config/mips/t-isa3264,
12124 config/mips/t-libgcc-mips16, config/mips/t-linux64,
12125 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
12126 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
12127 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
12128 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
12129 config/mn10300/t-linux, config/mn10300/t-mn10300,
12130 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
12131 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
12132 config/picochip/libgccExtras/clzsi2.asm,
12133 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
12134 config/rs6000/darwin-libgcc.10.4.ver,
12135 config/rs6000/darwin-libgcc.10.5.ver,
12136 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
12137 config/rs6000/t-aix43, config/rs6000/t-aix52,
12138 config/rs6000/t-darwin, config/rs6000/t-fprules,
12139 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
12140 config/rs6000/t-lynx, config/rs6000/t-netbsd,
12141 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
12142 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
12143 config/rs6000/t-rtems, config/rs6000/t-spe,
12144 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
12145 config/score/t-score-elf, config/sh/divcost-analysis,
12146 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
12147 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
12148 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
12149 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
12150 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
12151 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
12152 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
12153 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
12154 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
12155 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
12156 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
12157 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
12158 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
12159 limitx.h, version.c, xcoff.h: Add copyright and license notices.
12160 * config/h8300/genmova.sh: Include copyright and license notices
12161 in generated output.
12162 * config/h8300/mova.md: Regenerate.
12163 * doc/install.texi2html: Include word "Copyright" in copyright
12164 notice and use name "Free Software Foundation, Inc.".
12165 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
12166 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
12167 ChangeLog-2007, ChangeLog-2008: Correct dates.
12169 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
12171 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
12172 NE_EXPR operations as well.
12173 * c-parser.c (c_parser_condition): Do not set location information on
12175 (c_parser_conditional_expression): Likewise.
12176 (c_parser_binary_expression): Set location information on operators.
12177 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
12178 TRUTH_NOT_EXPR has been folded.
12179 * fold-const.c (fold_truth_not_expr): Copy location information from
12180 the incoming expression to the outgoing one.
12181 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
12182 recursive calls on the LHS of the operator but pass that of the
12183 operator to recursive calls on the RHS of the operator. Set it
12185 (shortcut_cond_expr): Set the locus of the operator on the second
12186 COND_EXPR and that of the expression on the first in degenerate cases.
12187 Pass the locus of the expression to calls to shortcut_cond_r.
12188 Set the locus of the 'then' block on the associated jump, if any.
12189 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
12190 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
12191 expression to call to gimplify_boolean_expr.
12193 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
12195 * config.gcc: Add additional configuration for
12196 i686-w64-mingw* and x86_64-w64-mingw* triplet.
12197 * config/i386/mingw-w64.h: New mingw-w64 specific header.
12198 (CPP_SPEC): Redefine for allowing -municode option.
12199 (STARTFILE_SPEC): Likewise.
12200 * config/i386/t-mingw-w64: New.
12201 * config/i386/mingw-w64.opt: New.
12202 (municode): Add new target option.
12203 * doc/invoke.texi (municode): Add documentation for new option.
12205 2009-04-21 Ian Lance Taylor <iant@google.com>
12207 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
12208 Correct test for number of arguments.
12209 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
12211 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
12213 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
12214 argument of emit_library_call.
12216 2009-04-21 Richard Guenther <rguenther@suse.de>
12218 PR middle-end/39829
12219 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
12220 inside VIEW_CONVERT_EXPRs.
12222 2009-04-21 Martin Jambor <mjambor@suse.cz>
12224 * tree-switch-conversion.c (build_constructors): Split a long line.
12225 (constructor_contains_same_values_p): New function.
12226 (build_one_array): Create assigns of constants if possible, do not
12227 call mark_sym_for_renaming, call update_stmt.
12228 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
12229 make_rename_temp. Do not call mark_symbols_for_renaming, call
12231 (gen_def_assigns): Do not call mark_symbols_for_renaming or
12232 find_new_referenced_vars, call update_stmt.
12233 (gen_inbound_check): Use create_tmp_var and create ssa names manually
12234 instead of calling make_rename_temp. Do not call
12235 find_new_referenced_vars or mark_symbols_for_renaming, call
12238 2009-04-21 Richard Guenther <rguenther@suse.de>
12240 PR tree-optimization/39827
12241 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
12242 (tree_ssa_phiprop): Pass the correct array size.
12244 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
12246 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
12248 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
12251 * c-typeck.c (lvalue_p): Move declaration ...
12252 * c-common.h (lvalue_p): ... to here.
12253 * c-common.c (candidate_equal_p): New.
12254 (add_tlist): Use it.
12255 (merge_tlist): Use it.
12256 (warn_for_collisions_1): Likewise.
12257 (warning_candidate_p): Accept more candidates.
12258 (verify_tree): A warning candidate can be an expression. Use
12261 2009-04-21 Ben Elliston <bje@au.ibm.com>
12264 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
12265 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
12266 options. Remove -mcall-solaris documentation.
12268 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12271 * doc/invoke.texi (-Wlong-long): Update description.
12272 * c-lex (interpret_integer): Only warn if there was no previous
12273 overflow and -Wlong-long is enabled.
12274 * c-decl.c (declspecs_add_type): Drop redundant flags.
12275 * c.opt (Wlong-long): Init to -1.
12276 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
12277 and front-end warn_long_long. Wlong-long only depends on other
12278 flags if it is uninitialized.
12279 * c-parser.c (disable_extension_diagnostics): warn_long_long is
12280 the same for CPP and FE.
12281 (restore_extension_diagnostics): Likewise.
12283 2009-04-20 Ian Lance Taylor <iant@google.com>
12285 Fix enum conversions which are invalid in C++:
12286 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
12287 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
12288 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
12289 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
12290 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
12291 (dbxout_parms): Likewise.
12292 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
12293 (df_clear_flags): Likewise.
12294 * df-problems.c (df_rd_bb_local_compute_process_def): Change
12295 top_flag parameter to int.
12296 (df_chain_create_bb_process_use): Likewise.
12297 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
12299 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
12300 (df_ref_create_structure, df_def_record_1): Likewise.
12301 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
12302 (df_notes_rescan): Change 0 to VOIDmode in function call.
12303 (df_get_call_refs, df_insn_refs_collect): Likewise.
12304 (df_bb_regs_collect): Likewise.
12305 (df_entry_block_defs_collect): Likewise.
12306 (df_exit_block_uses_collect): Likewise.
12307 * df.h: Update declarations.
12308 * double-int.c (double_int_divmod): Add cast to enum type.
12309 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
12310 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
12311 (based_loc_descr): Likewise.
12312 (loc_descriptor_from_tree_1): Change first_op and second_op to
12313 enum dwarf_location_atom. Add cast to enum type.
12314 * expmed.c (init_expmed): Change 0 to SET in function call.
12315 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
12316 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
12317 (do_store_flag): Likewise.
12318 * fixed-value.h (struct fixed_value): Change mode to enum
12320 * function.c (assign_parms): Change 0 to VOIDmode in function call.
12321 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
12323 (insert_insn_decl, insert_decl, insert_state): Likewise.
12324 (automata_list_finish): Likewise.
12325 * genrecog.c (process_define_predicate): Add cast to enum type.
12326 * gensupport.c (init_predicate_table): Add cast to enum type.
12327 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
12329 (gimple_build_call_1, gimple_build_label): Likewise.
12330 (gimple_build_goto, gimple_build_asm_1): Likewise.
12331 (gimple_build_switch_1, gimple_build_cdt): Likewise.
12332 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
12333 (enum fallback): Rename from enum fallback_t.
12334 (fallback_t): Typedef as int.
12335 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
12336 GSI_SAME_STMT in function call.
12337 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
12339 (setup_reg_class_relations): Likewise.
12340 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
12341 (setup_prohibited_class_mode_regs): Add cast to enum type.
12342 (setup_prohibited_mode_move_regs): Likewise.
12343 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
12344 (record_address_regs): Change i to enum reg_class.
12345 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
12346 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
12347 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
12348 (GET_MODE_2XWIDER_MODE): Likewise.
12349 (GET_CLASS_NARROWEST_MODE): Likewise.
12350 * omp-low.c (expand_omp_for): Add cast to enum type.
12351 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
12352 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
12353 * postreload.c (reload_cse_simplify_operands): Change rclass local
12355 * predict.c (combine_predictions_for_insn): Change best_predictor
12356 and predictor to enum br_predictor.
12357 (combine_predictions_for_bb): Likewise.
12358 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
12359 use SET_PREDICT_EXPR_OUTCOME.
12360 * real.c (real_arithmetic): Change icode to code in function call.
12361 * reginfo.c (init_move_cost): Add casts to enum type.
12362 (init_reg_sets_1, init_fake_stack_mems): Likewise.
12363 * regmove.c (regclass_compatible_p): Change class0 and class1 to
12365 * reload.c (find_valid_class): Add casts to enum type.
12366 (push_reload): Change 0 to NO_REGS in function call.
12367 (find_reloads): Change this_alternative to array of enum
12368 reg_class. Remove some now-unnecessary casts.
12369 (make_memloc): Change 0 to VOIDmode in function call.
12370 * reload1.c (reload): Change 0 to VOIDmode in function call.
12371 (eliminate_regs_1, elimination_effects): Likewise.
12372 (eliminate_regs_in_insn): Likewise.
12373 (emit_input_reload_insns): Add cast to enum type.
12374 (delete_output_reload): Change 0 to VOIDmode in function call.
12375 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
12376 to enum type in function call.
12377 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
12378 (SET_PREDICT_EXPR_OUTCOME): Define.
12379 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
12380 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
12381 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
12382 (dump_function): Likewise.
12383 * tree-dump.h: Update declarations.
12384 * tree-pass.h: Update declarations.
12385 * varasm.c (assemble_integer): Change mclass to enum mode_class.
12386 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
12388 (arm_rtx_costs_1): Correct parenthesization.
12389 (arm_rtx_costs): Add casts to enum type.
12390 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
12391 (vfp_emit_fstmd): Use add_rg_note.
12392 (emit_multi_reg_push, emit_sfm): Likewise.
12393 (thumb_set_frame_pointer): Likewise.
12394 (arm_expand_prologue): Likewise.
12395 (arm_regno_class): Change return type to enum reg_class.
12396 (thumb1_expand_prologue): Use add_reg_note.
12397 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
12398 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
12400 * config/arm/gentune.sh: Add cast to enum type.
12401 * config/arm/arm-tune.md: Rebuild.
12402 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
12403 (ix86_split_fp_branch, predict_jump): Likewise.
12404 (ix86_expand_multi_arg_builtin): Change sub_code from enum
12405 insn_code to enum rtx_code.
12406 (ix86_builtin_vectorized_function): Add cast to enum type.
12407 * config/i386/i386.md (truncdfsf2): Change slot to enum
12409 (truncxf<mode>2, isinf<mode>2): Likewise.
12410 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
12412 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
12413 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
12414 (insert_bundle_state): Change 1 to INSERT in function call.
12415 (ia64_add_bundle_selector_before): Likewise.
12416 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
12417 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
12418 (restore_stack_nonlocal): Likewise.
12419 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
12421 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
12423 (mips_rtx_costs): Likewise.
12424 (mips_override_options): Add casts to enum type.
12425 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
12427 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
12428 (store_reg, set_reg_plus_d): Likewise.
12429 (hppa_expand_prologue, hppa_profile_hook): Likewise.
12430 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
12432 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
12434 (emit_unlikely_jump): Use add_reg_note.
12435 (rs6000_emit_allocate_stack): Likewise.
12436 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
12437 (output_toc): Change 1 to INSERT in function call.
12438 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
12439 (rs6000_initialize_trampoline): Likewise.
12440 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
12442 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
12443 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
12444 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
12445 (save_gprs): Use add_reg_note.
12446 (s390_emit_prologue): Likewise.
12447 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
12448 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
12449 (sparc_fold_builtin): Add cast to enum type.
12450 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
12452 (spu_expand_prologue): Use add_reg_note.
12453 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
12455 2009-04-20 Ian Lance Taylor <iant@google.com>
12457 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
12458 (c_parser_postfix_expression_after_primary): Get VEC for list of
12459 arguments. Get original types of arguments. Call
12460 build_function_call_vec.
12461 (cached_expr_list_1, cached_expr_list_2): New static variables.
12462 (c_parser_expr_list): Change return type to VEC *. Add
12463 p_orig_types parameter. Change all callers.
12464 (c_parser_release_expr): New static function.
12465 (c_parser_vec_to_tree_list): New static function.
12466 * c-typeck.c (build_function_call): Rewrite to build a VEC and
12467 call build_function_call_vec.
12468 (build_function_call_vec): New function, based on old
12469 build_function_call.
12470 (convert_arguments): Remove nargs and argarray parameters. Change
12471 values to a VEC. Add origtypes parameter.
12472 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
12473 (convert_for_assignment): Add origtype parameter. Change all
12474 callers. If warn_cxx_compat, check for conversion to an enum
12475 type when calling a function.
12476 (store_init_value): Add origtype parameter. Change all callers.
12477 (digest_init): Likewise.
12478 (struct init_node): Add origtype field.
12479 (add_pending_init): Add origtype parameter. Change all callers.
12480 (output_init_element): Likewise.
12481 (output_pending_init_elements): Pass origtype from init_node to
12482 output_init_element.
12483 (process_init_element): Pass origtype from c_expr to
12484 output_init_element.
12485 (c_finish_return): Add origtype parameter. Change all callers.
12486 * c-common.c (sync_resolve_size): Change params to VEC *. Change
12488 (sync_resolve_params): Likewise.
12489 (sync_resolve_return): Change params to first_param. Change caller.
12490 (resolve_overloaded_builtins): Change params to VEC *. Change
12491 callers. Save first parameter around call to build_function_call_vec.
12492 * c-decl.c (finish_decl): Add origtype parameter. Change all
12493 callers. Call build_function_call_vec rather than
12494 build_function_call for cleanup.
12495 * c-tree.h: Update declarations.
12496 * c-common.h: Update declarations.
12497 * stub-objc.c (objc_rewrite_function_call): Change parameter from
12498 params to first_param.
12499 * target.h (struct gcc_target): Change resolve_overloaded_builtin
12500 params parameter from tree to void *.
12501 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
12502 Change arglist parameter to have type void *, and to be a pointer
12504 * config/rs6000/rs6000-protos.h
12505 (altivec_resolve_overloaded_builtin): Update declaration.
12506 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
12507 fnargs parameter to have type void *, and to be a pointer to a
12508 VEC. Call build_function_call_vec instead of
12509 build_function_call.
12510 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
12512 2009-04-20 Joey Ye <joey.ye@intel.com>
12513 Xuepeng Guo <xuepeng.guo@intel.com>
12514 H.J. Lu <hongjiu.lu@intel.com>
12516 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
12518 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
12519 (IX86_LEA_PRIORITY): Likewise.
12520 (distance_non_agu_define): New function.
12521 (distance_agu_use): Likewise.
12522 (ix86_lea_for_add_ok): Likewise.
12523 (ix86_dep_by_shift_count): Likewise.
12525 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
12526 should split for LEA.
12528 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
12530 (ix86_dep_by_shift_count): Likewise.
12532 2009-04-20 Richard Guenther <rguenther@suse.de>
12534 * expr.c (handled_component_p): Move ...
12535 * tree.h (handled_component_p): ... here.
12536 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
12537 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
12538 and REALPART_EXPR to be in one group.
12540 2009-04-20 Richard Guenther <rguenther@suse.de>
12542 * basic-block.h (get_all_dominated_blocks): Declare.
12543 * dominance.c (get_all_dominated_blocks): New function.
12544 * tree-cfg.c (get_all_dominated_blocks): Remove.
12545 (remove_edge_and_dominated_blocks): Adjust.
12546 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
12547 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
12548 instead of recursing.
12550 2009-04-20 Doug Kwan <dougkwan@google.com>
12552 * cgraph.h (cgraph_node_ptr): New type for vector functions.
12553 (struct cgraph_node_set_def): New type.
12554 (cgraph_node_set) New type. Also declare vector functions.
12555 (struct cgraph_node_set_element_def): New type.
12556 (cgraph_node_set_element): Ditto.
12557 (cgraph_node_set_iterator): New iterator type.
12558 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
12559 cgraph_node_set_remove, dump_cgraph_node_set,
12560 debug_cgraph_node_set): New prototypes.
12561 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
12562 cgraph_node_set_size): New inlines.
12563 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
12564 including cgraph.h.
12565 (struct ipa_opt_pass): Add struct cgraph_node_set_def
12566 argument to function 'write_summary'.
12567 * ipa.c: Include ggc.h.
12568 (hash_cgraph_node_set_element,
12569 eq_cgraph_node_set_element, cgraph_node_set_new,
12570 cgraph_node_set_add, cgraph_node_set_remove,
12571 cgraph_node_set_find, dump_cgraph_node_set,
12572 debug_cgraph_node_set): New functions.
12573 * Makefile.in (ipa.o): Add dependency on GGC_H.
12575 2009-04-20 Ira Rosen <irar@il.ibm.com>
12577 PR tree-optimization/39675
12578 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
12579 check of the return code of vect_schedule_slp. Check that
12580 stmt_vec_info still exists for the statement, before checking its
12581 vectorization type.
12583 2009-04-20 Michael Matz <matz@suse.de>
12585 * Makefile.in (generated_files): Take out $(simple_generated_c).
12587 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
12589 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
12590 (UINTPTR_TYPE): Likewise.
12592 2009-04-19 Joseph Myers <joseph@codesourcery.com>
12595 * c-typeck.c (digest_init): Check for initializing an array with a
12598 2009-04-19 Joseph Myers <joseph@codesourcery.com>
12601 * c-semantics.c (pop_stmt_list): Propagate
12602 STATEMENT_LIST_HAS_LABEL to parent statement list.
12604 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
12606 * config/mips/mips.h (mips_tune_attr): New macro.
12607 * config/mips/mips.md (cpu): Use it.
12609 2009-04-19 Joseph Myers <joseph@codesourcery.com>
12612 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
12615 2009-04-19 Diego Novillo <dnovillo@google.com>
12617 * toplev.c (compile_file): Move call to coverage_finish ...
12618 * cgraphunit.c (ipa_passes): ... here.
12619 Call cgraph_process_new_functions.
12620 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
12621 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
12623 2009-04-19 Jan Hubicka <jh@suse.cz>
12625 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
12627 (dump_cgraph_node): Dump can throw external flag.
12628 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
12630 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
12634 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
12635 * common.opt (Wlogical-op): Move from here...
12636 * c.opt (Wlogical-op): ... to here.
12637 * c-typeck.c (parser_build_binary_op): Update call to
12638 warn_logical_operator.
12639 * c-opts.c (c_common_post_options): Enable warn_logical_op with
12641 * c-common.c (warn_logical_op): Update.
12642 * c-common.h (warn_logical_op): Update declaration.
12644 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
12646 * tree.c (protected_set_expr_location): Fix formatting.
12648 2009-04-18 Joseph Myers <joseph@codesourcery.com>
12651 * c-typeck.c (readonly_warning): new.
12652 (build_unary_op, build_modify_expr): Use readonly_warning for
12653 storing into something readonly but not const-qualified.
12655 2009-04-18 Joseph Myers <joseph@codesourcery.com>
12658 * c-typeck.c (build_unary_op): Check for taking address of
12659 expression of type void.
12661 2009-04-18 Joseph Myers <joseph@codesourcery.com>
12664 * c-typeck.c (build_function_call): Check for calling a function
12665 with qualified void return types. Call require_complete_type when
12668 2009-04-18 Jan Hubicka <jh@suse.cz>
12670 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
12672 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
12673 can_throw_external flag.
12674 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
12675 * ipa-pure-const.c (ignore_edge): New function.
12676 (propagate): Compute order for NOTHROW computation; set NOTHROWs
12677 only over can_throw_external edges.
12678 (local_pure_const): Add nothrow flag.
12679 * ipa-utils.c (searchc): Add ignore_edge callback.
12680 (ipa_utils_reduced_inorder): Add ignore_edge callback.
12681 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
12682 (set_nothrow_function_flags): Update cgraph.
12683 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
12685 2009-04-18 Richard Guenther <rguenther@suse.de>
12687 PR middle-end/39804
12688 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
12689 (fold_stmt): ... this and ...
12690 (fold_stmt_inplace): ... this.
12691 (fold_stmt_1): Fold references in calls and asms.
12692 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
12694 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
12696 * tree-vrp.c (ssa_name_nonzero_p): Remove.
12697 * tree.h: Remove the prototype for ssa_name_nonzero_p.
12699 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
12701 * tree.c (function_args_count): Remove.
12702 * tree.h: Remove the prototype for function_args_count.
12704 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
12706 * tree-iterator.c (expr_only): Remove.
12707 * tree.h: Remove the prototype for expr_only.
12709 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
12711 * reginfo.c (cannot_change_mode_set_regs): Remove.
12712 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
12714 2009-04-08 Anatoly Sokolov <aesok@post.ru>
12716 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
12717 whether operands 0 and 1 overlaps.
12719 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
12721 PR middle-end/36902
12722 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
12723 pointer. Use warning_at instead of warning.
12724 (search_for_addr_array): Likewise.
12725 (check_array_bounds): Likewise.
12726 (check_all_array_refs): Check that the incoming edge is not in the
12727 list of edges to be removed.
12728 (check_all_array_refs): Avoid the temporal pointer.
12729 (vrp_visit_cond_stmt): Fix typo.
12730 (simplify_switch_using_ranges): Handle the case where the switch
12731 index is an integer constant.
12733 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
12735 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
12737 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
12739 * doc/extend.texi, doc/invoke.texi: Fix typos.
12741 2009-04-17 Cary Coutant <ccoutant@google.com>
12743 * tree-flow-inline.h (get_lineno): Fix inverted test.
12745 2009-04-17 Diego Novillo <dnovillo@google.com>
12747 * tree-ssa-pre.c (create_expression_by_pieces): Remove
12748 assertion for AVAIL_OUT.
12750 2009-04-17 Mike Frysinger <vapier@gentoo.org>
12753 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
12754 * config/sh/linux-atomic.asm: Likewise.
12756 2009-04-17 Diego Novillo <dnovillo@google.com>
12758 * except.c (debug_eh_tree): New.
12759 (struct eh_region, struct eh_status): Move ...
12760 * except.h: ... here.
12761 (add_type_for_runtime): Declare extern.
12762 (lookup_type_for_runtime): Likewise.
12763 (debug_eh_tree): Declare.
12764 * Makefile.in (GTFILES): List except.h before except.c
12766 2009-04-17 Diego Novillo <dnovillo@google.com>
12768 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
12769 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
12770 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
12771 (find_vars_r): ... here.
12772 * tree-flow.h (find_referenced_vars_in): Declare.
12773 * tree-ssa-pre.c (create_expression_by_pieces): Assert
12774 that AVAIL_OUT exists for BLOCK.
12775 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
12776 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
12777 (tree-parloops.o): Likewise.
12779 2009-04-17 Simon Baldwin <simonb@google.com>
12781 * toplev.c (default_tree_printer): Add handling for %E format.
12783 2009-04-17 Diego Novillo <dnovillo@google.com>
12785 * tree-pretty-print.c (dump_generic_node): Add break after
12786 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
12787 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
12788 FUNCTION_TYPE together. Call print_struct_decl when printing
12789 structures and TDF_SLIM is not given.
12790 (print_struct_decl): Fix logic for detecting recursion.
12792 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
12795 * gcc.c (create_at_file): New.
12796 (compile_input_file_p): New.
12797 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
12798 * main.c (main): Update call to toplev_main.
12799 * toplev.c (toplev_main): Change signature. Call expandargv.
12800 * toplev.h (toplev_main): Change signature.
12802 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
12804 * dwarf2out.c (field_byte_offset): Use the type size as the field size
12805 if the latter is not constant.
12807 2009-04-17 David Edelsohn <edelsohn@gnu.org>
12809 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
12811 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
12813 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
12814 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
12816 2009-04-17 Richard Guenther <rguenther@suse.de>
12818 * tree-ssa-structalias.c (get_constraint_for_component_ref):
12819 Handle component references view-converting an invariant address.
12821 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
12823 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
12824 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
12825 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
12826 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
12827 Use @deftypevr rather than @deftypevar.
12829 2009-04-17 Richard Guenther <rguenther@suse.de>
12831 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
12832 (get_prop_source_stmt): Likewise.
12833 (can_propagate_from): Likewise.
12835 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
12837 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
12838 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
12839 (--with-multilib-list): Add default value.
12840 * configure: Regenerate.
12841 * Makefile.in (TM_ENDIAN_CONFIG): Define.
12842 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
12843 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
12844 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
12845 Don't add default cpu to multilib list unnecessarily, but do enable
12846 the relevant compiler option..
12847 Add support for --with-multilib-list=<blank> and
12848 --with-multilib-list=!<somelib> to supress unwanted multilibs.
12849 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
12850 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
12851 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
12852 TM_MULTILIB_CONFIG.
12853 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
12854 (MULTILIB_OSDIRNAMES): New variable.
12855 * config/sh/t-1e: Delete file.
12856 * config/sh/t-mlib-sh1: Delete file.
12857 * config/sh/t-mlib-sh2: Delete file.
12858 * config/sh/t-mlib-sh2a: Delete file.
12859 * config/sh/t-mlib-sh2a-nofpu: Delete file.
12860 * config/sh/t-mlib-sh2a-single: Delete file.
12861 * config/sh/t-mlib-sh2a-single-only: Delete file.
12862 * config/sh/t-mlib-sh2e: Delete file.
12863 * config/sh/t-mlib-sh3e: Delete file.
12864 * config/sh/t-mlib-sh4: Delete file.
12865 * config/sh/t-mlib-sh4-nofpu: Delete file.
12866 * config/sh/t-mlib-sh4-single: Delete file.
12867 * config/sh/t-mlib-sh4-single-only: Delete file.
12868 * config/sh/t-mlib-sh4a: Delete file.
12869 * config/sh/t-mlib-sh4a-nofpu: Delete file.
12870 * config/sh/t-mlib-sh4a-single: Delete file.
12871 * config/sh/t-mlib-sh4a-single-only: Delete file.
12872 * config/sh/t-mlib-sh4al: Delete file.
12873 * config/sh/t-mlib-sh5-32media: Delete file.
12874 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
12875 * config/sh/t-mlib-sh5-64media: Delete file.
12876 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
12877 * config/sh/t-mlib-sh5-compact: Delete file.
12878 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
12879 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
12880 * doc/install.texi (Options specification): Add
12881 --with-multilib-list and --with-endian.
12883 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
12885 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
12887 (OBJS-common): Add plugin-version.o.
12888 (plugin-version.o): New.
12889 * gcc-plugin.h (plugin_gcc_version): New.
12890 (plugin_default_version_check): New.
12891 (plugin_init_func, plugin_init): Add version argument.
12892 * plugin-version.c: New.
12893 * plugin.c (str_plugin_gcc_version_name): New.
12894 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
12895 pass it to the init function.
12896 (plugin_default_version_check): New.
12898 2009-04-17 Richard Guenther <rguenther@suse.de>
12900 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
12901 for decl-vs-decl disambiguation.
12903 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
12905 * config/s390/s390.h (s390_tune_attr): New macro definition.
12906 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
12908 2009-04-17 Richard Guenther <rguenther@suse.de>
12910 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
12911 (fold_stmt_r): Likewise.
12912 (maybe_fold_reference): New function.
12913 (fold_gimple_assign): Handle cases fold_stmt_r did.
12914 (fold_stmt): Do not use fold_stmt_r.
12915 (fold_stmt_inplace): Likewise.
12917 2009-04-17 Richard Guenther <rguenther@suse.de>
12919 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
12920 (record_equivalences_from_stmt): Remove useless checks and
12922 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
12923 the type is already suitable.
12925 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
12927 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
12929 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
12931 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
12932 (CMPtype): Define as __gcc_CMPtype.
12934 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
12936 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
12937 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
12939 2009-04-17 Richard Guenther <rguenther@suse.de>
12941 PR tree-optimization/39746
12942 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
12943 special-casing for builtins and static variable use/def.
12944 (call_may_clobber_ref_p_1): Likewise.
12946 2009-04-16 Ian Lance Taylor <iant@google.com>
12948 * df.h: Include "timevar.h".
12949 (struct df_problem): Change tv_id field to timevar_id_t.
12950 * tree-pass.h: Include "timevar.h".
12951 (struct opt_pass): Change tv_id field to timevar_id_t.
12952 * timevar.h (timevar_id_t): Define TV_NONE.
12953 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
12954 TV_NONE rather than tv_id != 0.
12955 (execute_one_pass): Likewise.
12956 * Makefile.in (DF_H): Add $(TIMEVAR_H).
12957 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
12958 dependencies to $(TREE_PASS_H).
12959 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
12961 (pass_branch_target_load_optimize2): Likewise.
12962 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
12963 (pass_outof_cfg_layout_mode): Likewise.
12964 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
12965 (pass_rebuild_cgraph_edges): Likewise.
12966 (pass_remove_cgraph_callee_edges): Likewise.
12967 * df-core.c (pass_df_initialize_opt): Likewise.
12968 (pass_df_initialize_no_opt): Likewise.
12969 (pass_df_finish): Likewise.
12970 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
12971 * except.c (pass_set_nothrow_function_flags): Likewise.
12972 (pass_convert_to_eh_region_ranges): Likewise.
12973 * final.c (pass_compute_alignments): Likewise.
12974 * function.c (pass_instantiate_virtual_regs): Likewise.
12975 (pass_init_function): Likewise.
12976 (pass_leaf_regs): Likewise.
12977 (pass_match_asm_constraints): Likewise.
12978 * gimple-low.c (pass_lower_cf): Likewise.
12979 (pass_mark_used_blocks): Likewise.
12980 * init-regs.c (pass_initialize_regs): Likewise.
12981 * integrate.c (pass_initial_value_sets): Likewise.
12982 * ira.c (pass_ira): Likewise.
12983 * jump.c (pass_cleanup_barriers): Likewise.
12984 * omp-low.c (pass_expand_omp): Likewise.
12985 (pass_lower_omp): Likewise.
12986 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
12987 * recog.c (pass_split_all_insns): Likewise.
12988 (pass_split_after_reload): Likewise.
12989 (pass_split_before_regstack): Likewise.
12990 (pass_split_before_sched2): Likewise.
12991 (pass_split_for_shorten_branches): Likewise.
12992 * reginfo.c (pass_reginfo_init): Likewise.
12993 (pass_subregs_of_mode_init): Likewise.
12994 (pass_subregs_of_mode_finish): Likewise.
12995 * passes.c (pass_postreload): Likewise.
12996 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
12997 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
12998 (pass_warn_function_return): Likewise.
12999 (pass_warn_function_noreturn): Likewise.
13000 * tree-complex.c (pass_lower_complex): Likewise.
13001 (pass_lower_complex_O0): Likewise.
13002 * tree-if-conv.c (pass_if_conversion): Likewise.
13003 * tree-into-ssa.c (pass_build_ssa): Likewise.
13004 * tree-mudflap.c (pass_mudflap_1): Likewise.
13005 (pass_mudflap_2): Likewise.
13006 * tree-nomudflap.c (pass_mudflap_1): Likewise.
13007 (pass_mudflap_2): Likewise.
13008 * tree-nrv.c (pass_return_slot): Likewise.
13009 * tree-object-size.c (pass_object_sizes): Likewise.
13010 * tree-optimize.c (pass_all_optimizations): Likewise.
13011 (pass_early_local_passes): Likewise.
13012 (pass_all_early_optimizations): Likewise.
13013 (pass_cleanup_cfg): Likewise.
13014 (pass_cleanup_cfg_post_optimizing): Likewise.
13015 (pass_free_datastructures): Likewise.
13016 (pass_free_cfg_annotations): Likewise.
13017 (pass_fixup_cfg): Likewise.
13018 (pass_init_datastructures): Likewise.
13019 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
13020 (pass_late_warn_uninitialized): Likewise.
13021 (pass_update_address_taken): Likewise.
13022 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
13023 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
13024 (pass_cse_sincos): Likewise.
13025 (pass_convert_to_rsqrt): Likewise.
13026 * tree-ssa-structalias.c (pass_build_alias): Likewise.
13027 * tree-stdarg.c (pass_stdarg): Likewise.
13028 * tree-tailcall.c (pass_tail_recursion): Likewise.
13029 (pass_tail_calls): Likewise.
13030 * tree-vect-generic.c (pass_lower_vector): Likewise.
13031 (pass_lower_vector_ssa): Likewise.
13032 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
13034 2009-04-16 Joseph Myers <joseph@codesourcery.com>
13036 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
13038 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
13040 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
13041 logical and signext.
13043 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
13046 * config/sh/predicates.md (arith_operand): Check if the operand
13047 of TRUNCATE is a REG.
13049 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
13051 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
13052 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
13054 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
13056 * tree-iterator.c (tsi_split_statement_list_after,
13057 tsi_split_statement_list_before): Remove.
13058 * tree-iterator.h: Remove the prototypes for
13059 tsi_split_statement_list_after and tsi_split_statement_list_before.
13061 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
13063 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
13064 * tree-ssa-propagate.h: Remove the prototype for
13065 stmt_makes_single_load.
13067 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
13069 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
13070 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
13072 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
13074 * tree-iterator.c (EXPR_LAST_BODY): Remove.
13076 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
13078 * except.c (eh_region_outer_p): Remove.
13079 * except.h: Remove the prototype for eh_region_outer_p.
13081 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
13083 * function.c (current_function_assembler_name): Remove.
13084 * function.h: Remove the prototype for
13085 current_function_assembler_name.
13087 2009-04-16 Ian Lance Taylor <iant@google.com>
13089 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
13090 (add_reg_note): Call alloc_reg_note.
13091 * rtl.h (alloc_reg_note): Declare.
13092 * combine.c (try_combine): Use alloc_reg_note.
13093 (recog_for_combine, move_deaths): Likewise.
13094 (distribute_notes): Use alloc_reg_note and add_reg_note.
13095 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
13096 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
13097 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
13099 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
13101 PR rtl-optimization/39762
13102 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
13103 ira_may_move_out_cost): Add comments about way of their usage.
13104 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
13106 * ira-conflicts.c (process_regs_for_copy): Use function
13107 ira_get_register_move_cost instead of global
13108 ira_register_move_cost.
13110 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
13111 color_pass, move_spill_restore, update_curr_costs): Ditto.
13113 * ira-lives.c (process_single_reg_class_operands): Ditto.
13115 * ira-emit.c (emit_move_list): Ditto.
13117 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
13118 (record_reg_classes): Ditto. Use functions
13119 ira_get_register_move_cost and ira_get_may_move_cost instead of
13120 global vars ira_register_move_cost, ira_may_move_out_cost and
13121 ira_may_move_in_cost.
13122 (record_address_regs): Don't call ira_init_register_move_cost.
13123 Use function ira_get_may_move_cost instead of global
13124 ira_may_move_in_cost.
13125 (process_bb_node_for_hard_reg_moves): Use function
13126 ira_get_register_move_cost instead of global ira_register_move_cost.
13127 (ira_costs): Don't call ira_init_register_move_cost.
13129 2009-04-16 Richard Guenther <rguenther@suse.de>
13131 * tree-cfg.c (verify_gimple_assign_binary):
13132 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
13133 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
13134 (create_general_new_stmt): Note that this function is broken.
13136 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
13138 * common.opt (fhelp): Add Var(help_flag).
13139 * gcc-plugin.h (plugin_info): Add help.
13140 * plugin.c (plugin_name_args): Add help.
13141 (register_plugin_info): Set plugin->help.
13142 (print_help_one_plugin): New.
13143 (print_plugins_help): New.
13144 * plugin.h (print_plugins_help): New.
13145 * toplev.c (toplev_main): Call print_plugins_help if needed.
13147 2009-04-16 Richard Guenther <rguenther@suse.de>
13149 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
13150 (gimple_ior_addresses_taken_1): New function.
13151 (gimple_ior_addresses_taken): Likewise.
13152 * gimple.h (struct gimple_statement_with_ops_base): Remove
13153 addresses_taken member.
13154 (gimple_ior_addresses_taken): Declare.
13155 (gimple_addresses_taken, gimple_addresses_taken_ptr,
13156 gimple_set_addresses_taken): Remove.
13157 * ipa-reference.c (mark_address): New function.
13158 (scan_stmt_for_static_refs): Use it for marking addresses taken.
13159 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
13160 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
13161 (gimple_add_to_addresses_taken): Remove.
13162 (get_tmr_operands): Call mark_address_taken.
13163 (get_asm_expr_operands): Likewise.
13164 (get_expr_operands): Likewise.
13165 (build_ssa_operands): Do not clear the addresses_taken bitmap.
13166 (free_stmt_operands): Do not free it.
13167 * tree-ssa.c (delete_tree_ssa): Likewise.
13168 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
13170 2009-04-16 Richard Guenther <rguenther@suse.de>
13172 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
13173 (walk_stmt_load_store_ops): Likewise.
13174 * gimple.c (get_base_loadstore): New function.
13175 (walk_stmt_load_store_addr_ops): Likewise.
13176 (walk_stmt_load_store_ops): Likewise.
13177 * ipa-pure-const.c (check_op): Simplify.
13178 (check_load, check_store): New functions.
13179 (check_stmt): Use walk_stmt_load_store_ops.
13180 * ipa-reference.c (mark_load): Adjust signature.
13181 (mark_store): Likewise.
13182 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
13184 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
13186 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
13187 (plugin_info): New.
13188 * opts.c (common_handle_option): Don't call print_version.
13189 * plugin.c (plugin_name_args): Add version.
13190 (register_plugin_info): New.
13191 (register_callback): Handle PLUGIN_INFO.
13192 (try_init_one_plugin): New.
13193 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
13195 (finalize_one_plugin): New.
13196 (finalize_plugins): New.
13197 (print_one_plugin): New.
13198 (print_plugins_versions): New.
13199 * plugin.h (print_plugins_versions): New.
13200 (finalize_plugins): New.
13201 * toplev.c (compile_file): Don't call initialize_plugins.
13202 (print_version): Call print_plugins_versions.
13203 (toplev_main): Call initialize_plugins. Print version if needed.
13204 Call finalize_plugins.
13206 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
13208 * common.opt (fversion): New.
13209 * gcc.c (print_version): New.
13210 (process_command): Don't print the version. Just set print_version.
13211 (main): Print version. Call subprocesses if print_version and
13212 verbose_flag are set.
13213 * opts.c (common_handle_option): Handle OPT_fversion.
13215 2009-04-16 Richard Guenther <rguenther@suse.de>
13216 Ira Rosen <irar@il.ibm.com>
13218 PR tree-optimization/39698
13219 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
13220 type of the reduction variable. Only generate the def if
13223 * omp-low.c (expand_omp_for_generic): When converting to a pointer
13224 make sure to first convert to an integer of the same precision.
13225 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
13226 the type of the evolution correctly in computing the new
13227 induction variable base.
13229 2009-04-16 Richard Guenther <rguenther@suse.de>
13231 PR middle-end/39625
13232 * tree-cfg.c (make_blocks): Split statements with to-be
13233 abnormal SSA names on the lhs.
13235 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
13237 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
13238 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
13239 * c-typeck.c (really_start_incremental_init): Likewise.
13240 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
13241 (TARGET_INITIALIZER): Remove it.
13242 * target.h (struct target): Remove vector_opaque_p.
13243 * tree.c (build_opaque_vector_type): New.
13244 * tree.h (TYPE_VECTOR_OPAQUE): New.
13245 (build_opaque_vector_type): Declare.
13246 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
13247 * config/rs6000/rs6000.c (build_opaque_vector_type,
13248 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
13249 (rs6000_init_builtins): Use build_opaque_vector_type for
13250 opaque_V4SI_type_node.
13252 2009-04-15 Catherine Moore <clm@codesourcery.com>
13254 * debug.h (set_name): Declare.
13255 * dwarf2out.c (dwarf2out_set_name): Declare.
13256 (dwarf2_debug_hooks): Add set_name.
13257 (find_AT_string): New.
13258 (add_AT_string): Call find_AT_string.
13259 (dwarf2out_set_name): New.
13260 * cp/decl.c (grokdeclarator): Call set_name.
13261 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
13262 * debug.c (do_nothing_debug_hooks): Likewise.
13263 * dbxout.c (dbx_debug_hooks): Likewise.
13264 * sdbout.c (sdb_debug_hooks): Likewise.
13266 2009-04-15 Michael Eager <eager@eagercon.com>
13268 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
13269 reg for single-precision FPU.
13270 * config/rs6000/rs6000.md (movsi_internal1): Only for
13271 !TARGET_SINGLE_FPU.
13272 (movsi_internal1_single): New. Add pattern to move SI values to/from
13273 single-precision FP regs.
13275 2009-04-15 Richard Guenther <rguenther@suse.de>
13277 * omp-low.c (lower_rec_input_clauses): Build correct address
13279 (expand_omp_for_generic): Fix multiplication type.
13280 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
13281 (generate_memset_zero): Fix types.
13282 * tree-profile.c (prepare_instrumented_value): Correctly
13285 2009-04-15 Ian Lance Taylor <iant@google.com>
13287 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
13288 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
13289 for -Wall and for -Wc++-compat.
13290 (c_common_post_options): For C++, set warn_enum_compare if not
13292 * c-tree.h (struct c_expr): Add field original_type.
13293 (build_external_ref): Update declaration.
13294 * c-parser.c (c_parser_braced_init): Set original_type.
13295 (c_parser_initelt): Likewise.
13296 (c_parser_expr_no_commas): Likewise.
13297 (c_parser_conditional_expression): Likewise.
13298 (c_parser_cast_expression): Likewise.
13299 (c_parser_unary_expression): Likewise. Pull setting of
13300 original_code to top of function.
13301 (c_parser_sizeof_expression): Set original_type.
13302 (c_parser_alignof_expression): Likewise.
13303 (c_parser_postfix_expression): Likewise. Pull setting of
13304 original_code to top of function.
13305 (c_parser_postfix_expression_after_paren_type): Set original_type.
13306 (c_parser_postfix_expression_after_primary): Likewise.
13307 (c_parser_expression): Likewise.
13308 * c-typeck.c (build_external_ref): Add type parameter. Change all
13310 (c_expr_sizeof_expr): Set original_type field.
13311 (parser_build_unary_op): Likewise.
13312 (parser_build_binary_op): Likewise. Optionally warn about
13313 comparisons of enums of different types.
13314 (digest_init): Set original_type field.
13315 (really_start_incremental_init): Likewise.
13316 (push_init_level, pop_init_level): Likewise.
13317 * doc/invoke.texi (Warning Options): -Wenum-compare now
13320 2009-04-15 Richard Guenther <rguenther@suse.de>
13322 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
13323 out a necessary conversion.
13324 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
13325 names we didn't value number.
13326 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
13328 2009-04-15 Richard Guenther <rguenther@suse.de>
13330 PR tree-optimization/39764
13331 * tree-ssa-ccp.c (get_value): Canonicalize value with
13332 canonicalize_float_value.
13334 2009-04-15 Jan Hubicka <jh@suse.cz>
13336 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
13337 Wrong version of patch.
13339 2009-04-15 Jan Hubicka <jh@suse.cz>
13341 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
13343 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
13345 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
13346 our distinct integral and vector types.
13348 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
13350 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
13351 * init.c (build_vtbl_address): Remove call to assemble_external.
13353 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
13355 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
13356 output for other floating point modes.
13358 2009-04-14 Diego Novillo <dnovillo@google.com>
13360 * diagnostic.c (diagnostic_report_diagnostic): Do not
13361 warn about loaded plugins for DK_ERROR and DK_WARNING.
13362 * c-decl.c (declspecs_add_type): Move call to
13363 invoke_plugin_callbacks ...
13364 * c-parser.c (c_parser_declspecs): ... here.
13365 * plugin.c (dump_active_plugins): Tidy output.
13367 2009-04-14 Diego Novillo <dnovillo@google.com>
13368 Le-Chun Wu <lcwu@google.com>
13370 * configure.ac: Add --enable-plugin support.
13371 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
13372 * Makefile.in (PLUGIN_H): Define.
13373 Export ENABLE_PLUGIN and GMPINC to site.exp.
13374 Add PLUGINLIBS to link command.
13375 Add/modify dependencies for plugin.o and files including plugin.h.
13377 * config.in: Regenerate.
13379 * opts.c (common_handle_option): Handle OPT_fplugin_ and
13382 2009-04-14 Le-Chun Wu <lcwu@google.com>
13384 * tree-pass.h (register_one_dump_file): Add a prototype for
13385 register_one_dump_file.
13386 * toplev.c (compile_file): Call initialize_plugins.
13387 (do_compile): Call invoke_plugin_callbacks.
13388 (toplev_main): Call invoke_plugin_callbacks.
13389 * common.opt: Add -fplugin= and -fplugin-arg-.
13390 * gcc-plugin.h: New public header file for plugins to include.
13391 * plugin.c: New source file.
13392 * plugin.h: New internal header file.
13393 * passes.c (register_one_dump_file): Make it external.
13395 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
13397 2009-04-14 Diego Novillo <dnovillo@google.com>
13399 * doc/plugins.texi: New.
13400 * doc/gccint.texi: Add reference to Plugins chapter.
13401 * doc/invoke.texi: Document -fplugin and -fplugin-arg
13402 * diagnostic.c (diagnostic_report_diagnostic): Warn about
13403 loaded plugins, if any.
13404 * timevar.def (TV_PLUGIN_INIT): Define.
13405 (TV_PLUGIN_RUN): Define.
13406 * plugin.c: Include timevar.h
13407 (plugins_active_p): New.
13408 (dump_active_plugins): New.
13409 (debug_active_plugins): New.
13411 2009-04-14 Joseph Myers <joseph@codesourcery.com>
13413 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
13415 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
13417 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
13419 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
13420 the same as a minus without a shift.
13422 2009-04-14 Nick Clifton <nickc@redhat.com>
13424 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
13425 comparisons with small integers will always produce a short
13428 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
13431 2008-12-19 Diego Novillo <dnovillo@google.com>
13433 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
13435 2009-04-14 Richard Guenther <rguenther@suse.de>
13437 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
13439 (verify_gimple_assign_binary): Likewise. Handle shifts and
13441 (verify_gimple_phi): Print the mismatched argument position.
13442 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
13444 (vect_update_init_of_dr): Likewise.
13445 * matrix-reorg.c (transform_access_sites): Do what the
13447 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
13449 2009-04-13 Michael Eager <eager@eagercon.com>
13451 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
13452 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
13453 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
13454 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
13455 remove duplicate config
13457 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
13459 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
13460 file_name:line_number type locator of the call site.
13462 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
13464 * genautomata.c: Put blank after comma.
13465 (automaton_decls): New.
13466 (struct unit_usage): Add comments to member next.
13467 (store_alt_unit_usage): Keep the list ordered.
13468 (unit_present_on_list_p, equal_alternatives_p): New.
13469 (check_regexp_units_distribution): Check units distribution
13470 correctness correctly.
13471 (main): Don't write automata if error is found. Return correct
13474 * config/m68k/cf.md (cfv4_ds): Remove.
13475 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
13476 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
13478 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
13479 power4-load-ext, power4-store, power4-store-update,
13480 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
13481 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
13482 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
13483 power4-sqrt, power4-isync): Modify reservation to make correct
13484 unit distribution to automata.
13486 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
13487 power5-store-update, power5-two, power5-three, power5-lmul,
13488 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
13490 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
13492 * except.c (pass_set_nothrow_function_flags): Set name and add
13494 (set_nothrow_function_flags): Mention in the dump file when
13495 changing a function to nothrow.
13497 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
13500 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
13501 instead of unsigned long.
13503 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
13505 * config/arm/arm.c (return_used_this_function): Remove.
13506 (arm_output_function_prologue): Remove use of
13507 return_used_this_function.
13508 (output_return_instruction): Replace use of
13509 return_used_this_function
13510 by cfun->machine->return_used_this_function.
13511 (arm_output_epilogue): Likewise.
13512 (arm_output_function_epilogue): Likewise.
13513 (thumb_unexpanded_epilogue): Likewise.
13514 * config/arm/arm.h (struct machine_function):
13515 New member return_used_this_function.
13517 2009-04-12 Mark Mitchell <mark@codesourcery.com>
13519 * doc/install.texi: Correct description of default directory for
13520 --with-gxx-include-dir.
13522 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
13524 * fold-const.c (build_range_check): Properly deal with enumeral and
13525 boolean base types.
13527 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
13529 * doc/invoke.texi (max_gcse_passes): Remove documentation.
13530 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
13531 * params.h (MAX_GCSE_PASSES): Remove.
13532 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
13533 in sequence. Remove ability to run multiple passes.
13534 (bypass_jumps): Report run as third CPROP pass.
13536 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
13538 PR middle-end/39651
13539 * except.c (can_throw_external): Look at each insn in a SEQUENCE
13540 when deciding whether the whole SEQUENCE can throw.
13542 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
13545 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
13546 offseted label references.
13548 2009-04-11 Jan Hubicka <jh@suse.cz>
13550 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
13552 2009-04-11 Richard Guenther <rguenther@suse.de>
13554 PR middle-end/39732
13555 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
13556 return variables as TREE_ADDRESSABLE.
13558 2009-04-11 Richard Guenther <rguenther@suse.de>
13560 PR tree-optimization/39713
13561 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
13562 reference trees have SSA_NAME operands.
13564 2009-04-11 Richard Guenther <rguenther@suse.de>
13567 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
13568 address expressions.
13570 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
13572 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
13573 match changes in Cygwin 1.7
13574 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
13575 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
13577 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
13579 PR tree-optimization/39701
13580 * doc/invoke.texi (Optimization Options): Document change in
13581 meaning and initialization of -fdelete-null-pointer-checks.
13583 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
13585 PR middle-end/39701
13586 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
13588 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
13591 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
13593 2009-04-10 Chao-ying Fu <fu@mips.com>
13595 * doc/tm.texi (Instruction Output): Document
13596 TARGET_ASM_FINAL_POSTSCAN_INSN.
13597 * target.h (final_postscan_insn): New field in asm_out.
13598 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
13599 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
13600 * final.c (final_scan_insn): Call
13601 targetm.asm_out.final_postscan_insn after outputting
13602 an asm macro and a normal instruction.
13604 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
13605 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
13606 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
13607 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
13608 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
13610 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
13612 PR middle-end/39701
13613 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
13614 variables as non-NULL even with -fdelete-null-pointer-checks.
13616 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
13618 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
13620 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
13623 * config/i386/i386.c (classify_argument): Handle SCmode with
13624 (bit_offset % 64) != 0.
13626 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
13628 * doc/invoke.texi (Optimize Options): Add cross-reference to
13629 -Q --help=optimizers examples.
13631 2009-04-10 Ben Elliston <bje@au.ibm.com>
13634 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
13635 regalign for the reg == fpr and TDmode case.
13637 2009-04-09 David Ayers <ayers@fsfe.org>
13640 * objc/objc-act.c (warn_with_method): Remove helper function.
13641 (check_duplicates): Call warning and inform directly.
13642 (really_start_method): Likewise.
13644 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
13646 * expmed.c (expand_divmod): Always use a comparison for a division
13647 by a large unsigned integer.
13649 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
13650 for things others than variables or functions as nonzero.
13652 2009-04-09 Nick Clifton <nickc@redhat.com>
13654 * unwind-compat.c: Change copyright header to refer to version
13655 3 of the GNU General Public License with version 3.1 of the
13656 GCC Runtime Library Exception and to point readers at the
13657 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
13658 * config/alpha/crtfastmath.c: Likewise.
13659 * config/alpha/linux-unwind.h: Likewise.
13660 * config/alpha/qrnnd.asm: Likewise.
13661 * config/alpha/vms-crt0-64.c: Likewise.
13662 * config/alpha/vms-crt0.c: Likewise.
13663 * config/alpha/vms-dwarf2.asm: Likewise.
13664 * config/alpha/vms-dwarf2eh.asm: Likewise.
13665 * config/alpha/vms-psxcrt0-64.c: Likewise.
13666 * config/alpha/vms-psxcrt0.c: Likewise.
13667 * config/alpha/vms_tramp.asm: Likewise.
13668 * config/arc/initfini.c: Likewise.
13669 * config/arc/lib1funcs.asm: Likewise.
13670 * config/arm/bpabi-v6m.S: Likewise.
13671 * config/arm/bpabi.S: Likewise.
13672 * config/arm/bpabi.c: Likewise.
13673 * config/arm/crti.asm: Likewise.
13674 * config/arm/crtn.asm: Likewise.
13675 * config/arm/ieee754-df.S: Likewise.
13676 * config/arm/ieee754-sf.S: Likewise.
13677 * config/arm/lib1funcs.asm: Likewise.
13678 * config/arm/libunwind.S: Likewise.
13679 * config/arm/linux-atomic.c: Likewise.
13680 * config/arm/mmintrin.h: Likewise.
13681 * config/arm/pr-support.c: Likewise.
13682 * config/arm/unaligned-funcs.c: Likewise.
13683 * config/arm/unwind-arm.c: Likewise.
13684 * config/arm/unwind-arm.h: Likewise.
13685 * config/avr/libgcc.S: Likewise.
13686 * config/bfin/crti.s: Likewise.
13687 * config/bfin/crtlibid.s: Likewise.
13688 * config/bfin/crtn.s: Likewise.
13689 * config/bfin/lib1funcs.asm: Likewise.
13690 * config/bfin/linux-unwind.h: Likewise.
13691 * config/cris/arit.c: Likewise.
13692 * config/cris/cris_abi_symbol.c: Likewise.
13693 * config/darwin-64.c: Likewise.
13694 * config/darwin-crt2.c: Likewise.
13695 * config/darwin-crt3.c: Likewise.
13696 * config/darwin.h: Likewise.
13697 * config/dbxelf.h: Likewise.
13698 * config/dfp-bit.c: Likewise.
13699 * config/dfp-bit.h: Likewise.
13700 * config/elfos.h: Likewise.
13701 * config/fixed-bit.c: Likewise.
13702 * config/fixed-bit.h: Likewise.
13703 * config/fp-bit.c: Likewise.
13704 * config/fp-bit.h: Likewise.
13705 * config/fr30/crti.asm: Likewise.
13706 * config/fr30/crtn.asm: Likewise.
13707 * config/fr30/lib1funcs.asm: Likewise.
13708 * config/freebsd-spec.h: Likewise.
13709 * config/frv/cmovd.c: Likewise.
13710 * config/frv/cmovh.c: Likewise.
13711 * config/frv/cmovw.c: Likewise.
13712 * config/frv/frvbegin.c: Likewise.
13713 * config/frv/frvend.c: Likewise.
13714 * config/frv/lib1funcs.asm: Likewise.
13715 * config/glibc-stdint.h: Likewise.
13716 * config/h8300/clzhi2.c: Likewise.
13717 * config/h8300/crti.asm: Likewise.
13718 * config/h8300/crtn.asm: Likewise.
13719 * config/h8300/ctzhi2.c: Likewise.
13720 * config/h8300/fixunssfsi.c: Likewise.
13721 * config/h8300/lib1funcs.asm: Likewise.
13722 * config/h8300/parityhi2.c: Likewise.
13723 * config/h8300/popcounthi2.c: Likewise.
13724 * config/i386/ammintrin.h: Likewise.
13725 * config/i386/att.h: Likewise.
13726 * config/i386/avxintrin.h: Likewise.
13727 * config/i386/biarch64.h: Likewise.
13728 * config/i386/bmmintrin.h: Likewise.
13729 * config/i386/cpuid.h: Likewise.
13730 * config/i386/cross-stdarg.h: Likewise.
13731 * config/i386/crtfastmath.c: Likewise.
13732 * config/i386/crtprec.c: Likewise.
13733 * config/i386/cygming-crtbegin.c: Likewise.
13734 * config/i386/cygming-crtend.c: Likewise.
13735 * config/i386/cygwin.asm: Likewise.
13736 * config/i386/emmintrin.h: Likewise.
13737 * config/i386/gmm_malloc.h: Likewise.
13738 * config/i386/gthr-win32.c: Likewise.
13739 * config/i386/i386.h: Likewise.
13740 * config/i386/immintrin.h: Likewise.
13741 * config/i386/linux-unwind.h: Likewise.
13742 * config/i386/linux64.h: Likewise.
13743 * config/i386/mm3dnow.h: Likewise.
13744 * config/i386/mmintrin-common.h: Likewise.
13745 * config/i386/mmintrin.h: Likewise.
13746 * config/i386/nmmintrin.h: Likewise.
13747 * config/i386/pmm_malloc.h: Likewise.
13748 * config/i386/pmmintrin.h: Likewise.
13749 * config/i386/smmintrin.h: Likewise.
13750 * config/i386/sol2-c1.asm: Likewise.
13751 * config/i386/sol2-ci.asm: Likewise.
13752 * config/i386/sol2-cn.asm: Likewise.
13753 * config/i386/sol2-gc1.asm: Likewise.
13754 * config/i386/tmmintrin.h: Likewise.
13755 * config/i386/unix.h: Likewise.
13756 * config/i386/w32-unwind.h: Likewise.
13757 * config/i386/wmmintrin.h: Likewise.
13758 * config/i386/x86-64.h: Likewise.
13759 * config/i386/x86intrin.h: Likewise.
13760 * config/i386/xmmintrin.h: Likewise.
13761 * config/ia64/crtbegin.asm: Likewise.
13762 * config/ia64/crtend.asm: Likewise.
13763 * config/ia64/crtfastmath.c: Likewise.
13764 * config/ia64/crti.asm: Likewise.
13765 * config/ia64/crtn.asm: Likewise.
13766 * config/ia64/fde-glibc.c: Likewise.
13767 * config/ia64/lib1funcs.asm: Likewise.
13768 * config/ia64/linux-unwind.h: Likewise.
13769 * config/ia64/quadlib.c: Likewise.
13770 * config/ia64/unwind-ia64.c: Likewise.
13771 * config/linux.h: Likewise.
13772 * config/m32c/m32c-lib1.S: Likewise.
13773 * config/m32c/m32c-lib2-trapv.c: Likewise.
13774 * config/m32c/m32c-lib2.c: Likewise.
13775 * config/m32r/initfini.c: Likewise.
13776 * config/m68hc11/larith.asm: Likewise.
13777 * config/m68hc11/m68hc11-crt0.S: Likewise.
13778 * config/m68k/cf.md: Likewise.
13779 * config/m68k/crti.s: Likewise.
13780 * config/m68k/crtn.s: Likewise.
13781 * config/m68k/lb1sf68.asm: Likewise.
13782 * config/m68k/linux-unwind.h: Likewise.
13783 * config/mcore/crti.asm: Likewise.
13784 * config/mcore/crtn.asm: Likewise.
13785 * config/mcore/lib1.asm: Likewise.
13786 * config/mips/linux-unwind.h: Likewise.
13787 * config/mips/loongson.h: Likewise.
13788 * config/mips/mips16.S: Likewise.
13789 * config/mmix/crti.asm: Likewise.
13790 * config/mmix/crtn.asm: Likewise.
13791 * config/pa/fptr.c: Likewise.
13792 * config/pa/hpux-unwind.h: Likewise.
13793 * config/pa/lib2funcs.asm: Likewise.
13794 * config/pa/linux-atomic.c: Likewise.
13795 * config/pa/linux-unwind.h: Likewise.
13796 * config/pa/milli64.S: Likewise.
13797 * config/pa/quadlib.c: Likewise.
13798 * config/pa/stublib.c: Likewise.
13799 * config/picochip/libgccExtras/adddi3.asm: Likewise.
13800 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
13801 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
13802 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
13803 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
13804 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
13805 * config/picochip/libgccExtras/divmod15.asm: Likewise.
13806 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
13807 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
13808 * config/picochip/libgccExtras/longjmp.asm: Likewise.
13809 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
13810 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
13811 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
13812 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
13813 * config/picochip/libgccExtras/setjmp.asm: Likewise.
13814 * config/picochip/libgccExtras/subdi3.asm: Likewise.
13815 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
13816 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
13817 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
13818 * config/rs6000/750cl.h: Likewise.
13819 * config/rs6000/altivec.h: Likewise.
13820 * config/rs6000/biarch64.h: Likewise.
13821 * config/rs6000/crtresfpr.asm: Likewise.
13822 * config/rs6000/crtresgpr.asm: Likewise.
13823 * config/rs6000/crtresxfpr.asm: Likewise.
13824 * config/rs6000/crtresxgpr.asm: Likewise.
13825 * config/rs6000/crtsavfpr.asm: Likewise.
13826 * config/rs6000/crtsavgpr.asm: Likewise.
13827 * config/rs6000/darwin-asm.h: Likewise.
13828 * config/rs6000/darwin-fallback.c: Likewise.
13829 * config/rs6000/darwin-fpsave.asm: Likewise.
13830 * config/rs6000/darwin-ldouble.c: Likewise.
13831 * config/rs6000/darwin-tramp.asm: Likewise.
13832 * config/rs6000/darwin-unwind.h: Likewise.
13833 * config/rs6000/darwin-vecsave.asm: Likewise.
13834 * config/rs6000/darwin-world.asm: Likewise.
13835 * config/rs6000/e500crtres32gpr.asm: Likewise.
13836 * config/rs6000/e500crtres64gpr.asm: Likewise.
13837 * config/rs6000/e500crtres64gprctr.asm: Likewise.
13838 * config/rs6000/e500crtrest32gpr.asm: Likewise.
13839 * config/rs6000/e500crtrest64gpr.asm: Likewise.
13840 * config/rs6000/e500crtresx32gpr.asm: Likewise.
13841 * config/rs6000/e500crtresx64gpr.asm: Likewise.
13842 * config/rs6000/e500crtsav32gpr.asm: Likewise.
13843 * config/rs6000/e500crtsav64gpr.asm: Likewise.
13844 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
13845 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
13846 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
13847 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
13848 * config/rs6000/eabi-ci.asm: Likewise.
13849 * config/rs6000/eabi-cn.asm: Likewise.
13850 * config/rs6000/eabi.asm: Likewise.
13851 * config/rs6000/linux-unwind.h: Likewise.
13852 * config/rs6000/linux64.h: Likewise.
13853 * config/rs6000/paired.h: Likewise.
13854 * config/rs6000/paired.md: Likewise.
13855 * config/rs6000/ppc64-fp.c: Likewise.
13856 * config/rs6000/ppu_intrinsics.h: Likewise.
13857 * config/rs6000/rs6000.h: Likewise.
13858 * config/rs6000/si2vmx.h: Likewise.
13859 * config/rs6000/sol-ci.asm: Likewise.
13860 * config/rs6000/sol-cn.asm: Likewise.
13861 * config/rs6000/spe.h: Likewise.
13862 * config/rs6000/spu2vmx.h: Likewise.
13863 * config/rs6000/sysv4.h: Likewise.
13864 * config/rs6000/tramp.asm: Likewise.
13865 * config/rs6000/vec_types.h: Likewise.
13866 * config/s390/linux-unwind.h: Likewise.
13867 * config/s390/tpf-unwind.h: Likewise.
13868 * config/score/crti.asm: Likewise.
13869 * config/score/crtn.asm: Likewise.
13870 * config/sh/crt1.asm: Likewise.
13871 * config/sh/crti.asm: Likewise.
13872 * config/sh/crtn.asm: Likewise.
13873 * config/sh/divtab-sh4-300.c: Likewise.
13874 * config/sh/divtab-sh4.c: Likewise.
13875 * config/sh/divtab.c: Likewise.
13876 * config/sh/lib1funcs-4-300.asm: Likewise.
13877 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
13878 * config/sh/lib1funcs.asm: Likewise.
13879 * config/sh/lib1funcs.h: Likewise.
13880 * config/sh/linux-atomic.asm: Likewise.
13881 * config/sh/linux-unwind.h: Likewise.
13882 * config/sh/shmedia.h: Likewise.
13883 * config/sh/sshmedia.h: Likewise.
13884 * config/sh/ushmedia.h: Likewise.
13885 * config/sparc/crtfastmath.c: Likewise.
13886 * config/sparc/linux-unwind.h: Likewise.
13887 * config/sparc/sol2-c1.asm: Likewise.
13888 * config/sparc/sol2-ci.asm: Likewise.
13889 * config/sparc/sol2-cn.asm: Likewise.
13890 * config/spu/divmodti4.c: Likewise.
13891 * config/spu/divv2df3.c: Likewise.
13892 * config/spu/float_disf.c: Likewise.
13893 * config/spu/float_unsdidf.c: Likewise.
13894 * config/spu/float_unsdisf.c: Likewise.
13895 * config/spu/float_unssidf.c: Likewise.
13896 * config/spu/mfc_multi_tag_release.c: Likewise.
13897 * config/spu/mfc_multi_tag_reserve.c: Likewise.
13898 * config/spu/mfc_tag_release.c: Likewise.
13899 * config/spu/mfc_tag_reserve.c: Likewise.
13900 * config/spu/mfc_tag_table.c: Likewise.
13901 * config/spu/multi3.c: Likewise.
13902 * config/spu/spu_internals.h: Likewise.
13903 * config/spu/spu_intrinsics.h: Likewise.
13904 * config/spu/spu_mfcio.h: Likewise.
13905 * config/spu/vec_types.h: Likewise.
13906 * config/spu/vmx2spu.h: Likewise.
13907 * config/stormy16/stormy16-lib2.c: Likewise.
13908 * config/svr4.h: Likewise.
13909 * config/sync.c: Likewise.
13910 * config/v850/lib1funcs.asm: Likewise.
13911 * config/vxlib-tls.c: Likewise.
13912 * config/vxlib.c: Likewise.
13913 * config/vxworks-dummy.h: Likewise.
13914 * config/xtensa/crti.asm: Likewise.
13915 * config/xtensa/crtn.asm: Likewise.
13916 * config/xtensa/ieee754-df.S: Likewise.
13917 * config/xtensa/ieee754-sf.S: Likewise.
13918 * config/xtensa/lib1funcs.asm: Likewise.
13919 * config/xtensa/lib2funcs.S: Likewise.
13920 * config/xtensa/linux-unwind.h: Likewise.
13921 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
13922 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
13923 * coretypes.h: Likewise.
13924 * crtstuff.c: Likewise.
13925 * defaults.h: Likewise.
13926 * dwarf2.h: Likewise.
13927 * emutls.c: Likewise.
13928 * gbl-ctors.h: Likewise.
13929 * gcov-io.h: Likewise.
13930 * ginclude/float.h: Likewise.
13931 * ginclude/iso646.h: Likewise.
13932 * ginclude/stdarg.h: Likewise.
13933 * ginclude/stdbool.h: Likewise.
13934 * ginclude/stddef.h: Likewise.
13935 * ginclude/stdfix.h: Likewise.
13936 * ginclude/stdint-gcc.h: Likewise.
13937 * ginclude/tgmath.h: Likewise.
13938 * gthr-aix.h: Likewise.
13939 * gthr-dce.h: Likewise.
13940 * gthr-gnat.c: Likewise.
13941 * gthr-gnat.h: Likewise.
13942 * gthr-lynx.h: Likewise.
13943 * gthr-mipssde.h: Likewise.
13944 * gthr-nks.h: Likewise.
13945 * gthr-posix.c: Likewise.
13946 * gthr-posix.h: Likewise.
13947 * gthr-posix95.h: Likewise.
13948 * gthr-rtems.h: Likewise.
13949 * gthr-single.h: Likewise.
13950 * gthr-solaris.h: Likewise.
13951 * gthr-tpf.h: Likewise.
13952 * gthr-vxworks.h: Likewise.
13953 * gthr-win32.h: Likewise.
13954 * gthr.h: Likewise.
13955 * libgcc2.c: Likewise.
13956 * libgcc2.h: Likewise.
13957 * libgcov.c: Likewise.
13958 * tsystem.h: Likewise.
13959 * typeclass.h: Likewise.
13960 * unwind-c.c: Likewise.
13961 * unwind-compat.h: Likewise.
13962 * unwind-dw2-fde-compat.c: Likewise.
13963 * unwind-dw2-fde-darwin.c: Likewise.
13964 * unwind-dw2-fde-glibc.c: Likewise.
13965 * unwind-dw2-fde.c: Likewise.
13966 * unwind-dw2-fde.h: Likewise.
13967 * unwind-dw2.c: Likewise.
13968 * unwind-dw2.h: Likewise.
13969 * unwind-generic.h: Likewise.
13970 * unwind-pe.h: Likewise.
13971 * unwind-sjlj.c: Likewise.
13972 * unwind.inc: Likewise.
13973 * config/arm/neon-gen.ml: Change generated copyright header to
13974 refer to version 3 of the GNU General Public License with
13975 version 3.1 of the GCC Runtime Library Exception and to point
13976 readers at the COPYING3 and COPYING3.RUNTIME files and the
13977 FSF's license web page.
13978 * config/arm/arm_neon.h: Regenerate.
13980 2009-04-09 Jakub Jelinek <jakub@redhat.com>
13982 * config/cris/cris.md: Change copyright header to refer to version
13983 3 of the GNU General Public License.
13984 * doc/install.texi2html: Change copyright header to refer to version
13985 3 of the GNU General Public License and to point readers at the
13986 COPYING3 file and the FSF's license web page.
13987 * config/vax/linux.h: Likewise.
13989 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
13991 * config/i386/i386.md (cmpcc): New.
13992 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
13993 (sync_compare_and_swap_cc*): Delete.
13995 * config/s390/s390.c (s390_compare_emitted): Remove.
13996 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
13997 s390_compare_emitted used to be handled. Assert that modes match.
13998 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
13999 refer to sync_compare_and_swap_ccsi.
14000 * config/s390/s390.h (s390_compare_emitted): Remove.
14001 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
14002 instead of s390_compare_emitted.
14003 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
14004 instead of s390_compare_emitted.
14005 * config/s390/s390.md (cmpcc): New.
14006 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
14007 CC_REGNUM, do not pretend it's set.
14008 (sync_compare_and_swap_cc*): Delete.
14009 * config/s390/predicates.md (cc_reg_operand): New.
14011 * expr.c (sync_compare_and_swap_cc): Delete.
14012 * optabs.h (sync_compare_and_swap_cc): Delete.
14013 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
14014 is being used with can_compare_p.
14015 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
14016 (find_cc_set): New.
14017 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
14018 look for a MODE_CC set instead. Use emit_store_flag.
14019 (expand_compare_and_swap_loop): Likewise, with some additional
14020 complication to avoid a force_reg when useless. Use
14021 emit_cmp_and_jump_insns.
14022 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
14023 * doc/md.texi (sync_compare_and_swap_cc): Merge with
14024 sync_compare_and_swap documentation.
14026 2009-04-09 Jan Hubicka <jh@suse.cz>
14028 * except.c (find_prev_try): Break out from ....
14029 (duplicate_eh_regions): ... here; properly update prev_try pointers
14030 when duplication part of tree.
14031 (dump_eh_tree): Improve dumping.
14032 (verify_eh_region): New.
14033 (verify_eh_tree): Use it.
14035 2009-04-06 Richard Guenther <rguenther@suse.de>
14037 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
14038 &ARRAY addresses by adjusting their types and prepending
14040 * tree-cfg.c (verify_gimple_assign_single): Verify that
14041 addresses are correct.
14043 2009-04-09 Richard Guenther <rguenther@suse.de>
14045 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
14046 indices into an array reference if possible.
14047 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
14048 Fold POINTER_PLUS_EXPR statements with invariant address.
14050 2009-04-09 Alan Modra <amodra@bigpond.net.au>
14053 * config.gcc (powerpc64-*-linux*): Always build biarch.
14055 2009-04-09 Joseph Myers <joseph@codesourcery.com>
14058 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
14059 it and pedwarn if this results in an INTEGER_CST.
14061 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14063 * doc/install.texi: Update minimum GMP version. Remove obsolete
14064 text in MPFR section.
14066 2009-04-08 Jakub Jelinek <jakub@redhat.com>
14068 * dwarf2out.c (class_scope_p): New static inline.
14069 (class_or_namespace_scope_p): Use it.
14070 (gen_variable_die): Use DW_TAG_member tag for static data member
14071 declarations instead of DW_TAG_variable.
14073 PR middle-end/39573
14074 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
14077 2009-04-08 Richard Guenther <rguenther@suse.de>
14079 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
14080 valueize random data.
14082 2009-04-08 David Edelsohn <edelsohn@gnu.org>
14084 * config.gcc (aix tm_file): Add aix-stdint.h.
14085 (aix tm clause use_gcc_stdint): Set to wrap.
14086 * config/rs6000/aix-stdint.h: New file.
14088 2009-04-08 Richard Guenther <rguenther@suse.de>
14090 PR middle-end/36291
14091 * tree-dfa.c (add_referenced_var): Do not recurse into
14092 global initializers.
14093 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
14095 (fold_const_aggregate_ref): Likewise.
14097 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
14099 * recog.c (ordered_comparison_operator): New.
14100 * gensupport.c (std_preds): Add it.
14101 * doc/md.texi (Machine-Independent Predicates): Document it.
14103 2009-04-08 Jan Hubicka <jh@suse.cz>
14105 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
14106 * function.h (rtl_eh): Remove exception_handler_label_map.
14107 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
14108 remove_exception_handler_label, for_each_eh_label_1): Remove.
14109 (rtl_remove_unreachable_regions): Remove.
14110 (convert_from_eh_region_ranges): Do not remove unreachable regions.
14111 (find_exception_handler_labels): Don't build the hashtable.
14112 (maybe_remove_eh_handler): Remove.
14113 (for_each_eh_label): Rewrite to walk the tree.
14114 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
14115 * except.h (maybe_remove_eh_handler): Remove.
14116 * passes.c (init_optimization_passes): Schedule second EH cleanup
14118 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
14119 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
14121 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
14123 * genoutput.c (validate_optab_operands): New.
14124 (gen_insn, gen_expand): Call it.
14126 * genflags.c (gen_insn): Detect misused iterators.
14127 (main): Pass line_no to gen_insn, exit with status 1 on error.
14129 * genextract.c (line_no): Make global.
14130 (VEC_safe_set_locstr): Change assertion to error message.
14131 (main): Exit with status 1 on error.
14133 2009-04-08 Joseph Myers <joseph@codesourcery.com>
14137 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
14138 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
14139 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
14140 * c-convert.c (convert): Do not call fold on results of conversion
14141 functions when the result is a C_MAYBE_CONST_EXPR.
14142 * c-parser.c (c_parser_postfix_expression): Do not fold condition
14143 of __builtin_choose_expr.
14144 * c-typeck.c (remove_c_maybe_const_expr): New.
14145 (build_unary_op, build_conditional_expr, build_compound_expr,
14146 build_binary_op, c_objc_common_truthvalue_conversion): Call
14147 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
14150 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
14152 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
14153 CODE to produce a new one. Add a prototype to use fold_convert_const
14155 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
14158 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
14159 mix declarations and code.
14161 2009-04-08 Ben Elliston <bje@au.ibm.com>
14163 * gcc.c: Replace `CC' with `GCC' throughout.
14165 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
14167 * doc/invoke.texi: Document Atom support.
14169 2009-04-07 Jason Merrill <jason@redhat.com>
14172 * c-common.h, c-common.c: Add flag_pretty_templates.
14173 * c-opts.c (c_common_handle_option): Set it.
14174 * c.opt: Add -fno-pretty-templates.
14175 * doc/invoke.texi (C++ Dialect Options): Likewise.
14177 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
14179 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
14180 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
14181 (ia64_expand_builtin): Likewise.
14183 2009-04-07 Martin Jambor <mjambor@suse.cz>
14185 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
14186 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
14187 ADDR_EXPRS are include too.
14189 2009-04-07 Richard Guenther <rguenther@suse.de>
14191 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
14192 decls are only used if passes as parameters or if they are
14193 local statics and the call is not to a builtin.
14194 (call_may_clobber_ref_p_1): Likewise.
14196 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
14198 * expr.c (do_store_flag): Remove last argument. Simplify code
14199 to avoid duplication of tests already done by can_compare_p.
14200 (expand_expr_real_1): Adjust caller.
14202 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
14204 * optabs.c (can_compare_p): Test the predicate of a
14205 cbranch and cstore pattern.
14207 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
14209 * expr.c (convert_move): Use emit_store_flag instead of
14212 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
14214 * config/i386/i386.c (ix86_compare_emitted): Remove.
14215 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
14216 ix86_compare_op0 like ix86_compare_emitted used to be handled.
14217 * config/i386/i386.h (ix86_compare_emitted): Remove.
14218 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
14219 instead of ix86_compare_emitted.
14220 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
14222 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
14224 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
14225 Add t-sysroot-suffix to tmake_file.
14226 * config/print-sysroot-suffix.sh: New file.
14227 * config/t-sysroot-suffix: New file.
14229 2009-04-07 Ben Elliston <bje@au.ibm.com>
14231 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
14232 as the latter produces a warning when the target does not support
14235 2009-04-07 Ben Elliston <bje@au.ibm.com>
14237 * dfp.c: Replace type punning assignments with memcpy throughout.
14238 * Makefile.in (dfp.o-warn): Remove.
14240 2009-04-07 Alan Modra <amodra@bigpond.net.au>
14243 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
14244 Include soft-fp/t-softfp after rs6000/t-linux64.
14246 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
14248 * stor-layout.c (set_sizetype): Use the full precision of their
14249 machine mode for bitsize types.
14251 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
14253 * config/i386/i386.md: Revert 2 accidental checkins.
14255 2009-04-06 Joey Ye <joey.ye@intel.com>
14256 Xuepeng Guo <xuepeng.guo@intel.com>
14257 H.J. Lu <hongjiu.lu@intel.com>
14259 Atom pipeline model, tuning and insn selection.
14260 * config.gcc (atom): Add atom config options and target.
14262 * config/i386/atom.md: New.
14264 * config/i386/i386.c (atom_cost): New cost.
14265 (m_ATOM): New macro flag.
14266 (initial_ix86_tune_features): Set m_ATOM.
14267 (x86_accumulate_outgoing_args): Likewise.
14268 (x86_arch_always_fancy_math_387): Likewise.
14269 (processor_target): Add Atom cost.
14270 (cpu_names): Add Atom cpu name.
14271 (override_options): Set Atom ISA.
14272 (ix86_issue_rate): New case PROCESSOR_ATOM.
14273 (ix86_adjust_cost): Likewise.
14275 * config/i386/i386.h (TARGET_ATOM): New target macro.
14276 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
14277 (TARGET_OPT_AGU): New target option.
14278 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
14279 (processor_type): Add PROCESSOR_ATOM.
14281 * config/i386/i386.md (cpu): Add new value "atom".
14282 (use_carry, movu): New attr.
14283 (atom.md): Include atom.md.
14284 (adddi3_carry_rex64): Set attr "use_carry".
14285 (addqi3_carry): Likewise.
14286 (addhi3_carry): Likewise.
14287 (addsi3_carry): Likewise.
14288 (*addsi3_carry_zext): Likewise.
14289 (subdi3_carry_rex64): Likewise.
14290 (subqi3_carry): Likewise.
14291 (subhi3_carry): Likewise.
14292 (subsi3_carry): Likewise.
14293 (x86_movdicc_0_m1_rex64): Likewise.
14294 (*x86_movdicc_0_m1_se): Likewise.
14295 (x86_movsicc_0_m1): Likewise.
14296 (*x86_movsicc_0_m1_se): Likewise.
14297 (*adddi_1_rex64): Emit add insn as much as possible.
14298 (*addsi_1): Likewise.
14299 (return_internal): Set atom_unit.
14300 (return_internal_long): Likewise.
14301 (return_pop_internal): Likewise.
14302 (*rcpsf2_sse): Set atom_sse_attr attr.
14303 (*qrt<mode>2_sse): Likewise.
14304 (*prefetch_sse): Likewise.
14306 * config/i386/i386-c.c (ix86_target_macros_internal): New case
14308 (ix86_target_macros_internal): Likewise.
14310 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
14311 (*prefetch_sse_rex): Likewise.
14312 (sse_rcpv4sf2): Likewise.
14313 (sse_vmrcpv4sf2): Likewise.
14314 (sse_sqrtv4sf2): Likewise.
14315 (<sse>_vmsqrt<mode>2): Likewise.
14316 (sse_ldmxcsr): Likewise.
14317 (sse_stmxcsr): Likewise.
14318 (*sse_sfence): Likewise.
14319 (sse2_clflush): Likewise.
14320 (*sse2_mfence): Likewise.
14321 (*sse2_lfence): Likewise.
14322 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
14323 (<sse>_movup<ssemodesuffixf2c>): Likewise.
14324 (avx_movdqu<avxmodesuffix>): Likewise.
14325 (avx_lddqu<avxmodesuffix>): Likewise.
14326 (sse2_movntv2di): Change attr "type" to "ssemov".
14327 (sse2_movntsi): Likewise.
14328 (rsqrtv8sf2): Change attr "type" to "sseadd".
14329 (sse3_addsubv2df3): Set attr "atom_unit".
14330 (sse3_h<plusminus_insn>v4sf3): Likewise.
14331 (*sse2_pmaddwd): Likewise.
14332 (*vec_extractv2di_1_rex64): Likewise.
14333 (*vec_extractv2di_1_avx): Likewise.
14334 (sse2_psadbw): Likewise.
14335 (ssse3_phaddwv8hi3): Likewise.
14336 (ssse3_phaddwv4hi3): Likewise.
14337 (ssse3_phadddv4si3): Likewise.
14338 (ssse3_phadddv2si3): Likewise.
14339 (ssse3_phaddswv8hi3): Likewise.
14340 (ssse3_phaddswv4hi3): Likewise.
14341 (ssse3_phsubwv8hi3): Likewise.
14342 (ssse3_phsubwv4hi3): Likewise.
14343 (ssse3_phsubdv4si3): Likewise.
14344 (ssse3_phsubdv2si3): Likewise.
14345 (ssse3_phsubswv8hi3): Likewise.
14346 (ssse3_phsubswv4hi3): Likewise.
14347 (ssse3_pmaddubsw128): Likewise.
14348 (sse3_pmaddubsw: Likewise.
14349 (ssse3_palignrti): Likewise.
14350 (ssse3_palignrdi): Likewise.
14352 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
14354 * doc/install.texi (Specific): Fix two cross-references to MinGW.
14356 2009-04-06 Richard Guenther <rguenther@suse.de>
14358 PR tree-optimization/28868
14359 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
14360 of which PHI results we inserted.
14361 (insert_into_preds_of_block): Record inserted PHIs.
14362 (eliminate): Eliminate redundant PHI nodes.
14363 (init_pre): Init inserted_phi_names.
14365 2009-04-06 Richard Guenther <rguenther@suse.de>
14367 PR tree-optimization/39643
14368 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
14369 IMAGPART_EXPRs of complex constants.
14370 (execute_fold_all_builtins): If we folded a call queue
14371 TODO_update_address_taken.
14373 2009-04-06 Jan Hubicka <jh@suse.cz>
14375 PR middle-end/39659
14376 * except.c (remove_unreachable_regions): Propagate may_contain_throw
14379 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
14381 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
14383 (ic_invalidate_array): Likewise.
14385 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
14387 * calls.c (emit_library_call_value_1): Fix a problem with parameter
14388 alignment for library calls.
14390 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
14392 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
14393 (mingw32 tm clause use_gcc_stdint): Set to wrap.
14394 * config/i386/mingw-stdint.h: New file.
14396 2009-04-05 Richard Guenther <rguenther@suse.de>
14398 PR tree-optimization/39648
14399 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
14400 our &A vs. &A[0] IL deficiencies.
14402 2009-04-04 Jan Hubicka <jh@suse.cz>
14404 * except.c (sjlj_find_directly_reachable_regions): Be ready for
14405 removed toplevel regions.
14406 (sjlj_mark_call_sites): Likewise.
14408 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
14410 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
14411 (cygwin tm clause use_gcc_stdint): Set to wrap.
14412 * config/i386/cygwin-stdint.h: New file.
14414 2009-04-04 Richard Guenther <rguenther@suse.de>
14416 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
14417 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
14418 single-argument PHIs if we are in loop-closed SSA form.
14419 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
14420 for the pre-condition.
14421 (slpeel_tree_peel_loop_to_edge): Likewise.
14422 (vect_build_loop_niters): Take an optional sequence to append stmts.
14423 (vect_generate_tmps_on_preheader): Likewise.
14424 (vect_do_peeling_for_loop_bound): Take extra guards for the
14426 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
14427 the cost model check.
14428 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
14429 guards if we are going to peel. Do not apply versioning in that case.
14430 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
14431 (vect_do_peeling_for_loop_bound): Likewise.
14432 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
14433 loop bound only record extra pre-conditions, do not apply loop
14436 2009-04-04 Richard Guenther <rguenther@suse.de>
14438 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
14441 2009-04-04 Jan Hubicka <jh@suse.cz>
14443 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
14444 last_basic_block for size of bb->index indexed array.
14445 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
14446 compute_out, link_btr_uses, build_btr_def_use_webs,
14447 build_btr_def_use_webs, migrate_btr_defs): Likewise.
14449 2009-04-04 Jan Hubicka <jh@suse.cz>
14451 * except.c (remove_eh_handler_and_replace): Break out from ...
14452 (remove_eh_handler): ... here.
14453 (bring_to_root): New function.
14454 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
14455 handled ones, bring others to root of tree.
14457 2009-04-04 Jan Hubicka <jh@suse.cz>
14459 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
14460 (all_phis_safe_to_merge): New function.
14461 (update_info): New structure.
14462 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
14463 (cleanup_empty_eh): Update SSA if possible.
14465 2009-04-04 Richard Guenther <rguenther@suse.de>
14467 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
14468 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
14469 (append_vuse): Likewise.
14471 2009-04-04 Jakub Jelinek <jakub@redhat.com>
14473 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
14474 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
14475 instead of REG_UNSAVED for DW_CFA_undefined.
14476 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
14477 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
14480 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
14483 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
14484 * testsuite/gcc.c-torture/execute/pr39501.c: New file.
14485 * testsuite/gcc.c-torture/execute/pr39501.x: New file.
14487 2009-04-04 Richard Guenther <rguenther@suse.de>
14489 PR tree-optimization/8781
14490 PR tree-optimization/37892
14491 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
14492 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
14493 (valueize_refs): Call it for *& valueizations.
14494 (shared_reference_ops_from_ref): Rename to ...
14495 (valueize_shared_reference_ops_from_ref): ... this and valueize.
14496 (shared_reference_ops_from_call): Rename to ...
14497 (valueize_shared_reference_ops_from_call): ... this and valueize.
14498 (vn_reference_lookup): Update.
14499 (visit_reference_op_call): Likewise.
14500 * tree-ssa-pre.c (phi_translate_1): Fold *&.
14501 (eliminate): Value-replace the call address in call statements.
14503 2009-04-04 Richard Guenther <rguenther@suse.de>
14505 PR tree-optimization/39636
14506 * tree-ssa-forwprop.c
14507 (forward_propagate_addr_into_variable_array_index): Check for
14508 GIMPLE_ASSIGN before accessing the rhs code.
14510 2009-04-03 Jason Merrill <jason@redhat.com>
14512 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
14514 2009-04-03 Steve Ellcey <sje@cup.hp.com>
14516 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
14517 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
14518 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
14519 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
14520 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
14521 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
14522 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
14523 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
14524 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
14525 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
14526 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
14527 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
14528 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
14529 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
14530 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
14531 Use fr_reg_or_fp01_operand instead of fr_register_operand
14533 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
14534 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
14535 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
14537 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
14539 PR rtl-optimization/39607
14540 PR rtl-optimization/39631
14544 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
14545 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
14546 instead of DF_LR_OUT.
14547 * ira-lives.c (process_bb_node_lives): Ditto.
14548 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
14549 instead of DF_LR_{OUT,IN}.
14550 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
14551 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
14553 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
14555 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
14556 (execute_lower_omp): Always run but take the short way out if -fopenmp
14558 (gate_lower_omp): Remove, forcing the pass manager to always run the
14559 pass and always set PROP_gimple_lomp.
14560 (pass_lower_omp): Remove gate function.
14561 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
14562 PROP_trees. Instead, require it.
14563 * ipa-cp.c (pass_ipa_cp): Likewise.
14564 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
14565 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
14566 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
14567 and PROP_gimple_leh.
14569 2009-04-03 Richard Guenther <rguenther@suse.de>
14571 PR middle-end/13146
14572 PR tree-optimization/23940
14573 PR tree-optimization/33237
14574 PR middle-end/33974
14575 PR middle-end/34093
14576 PR tree-optimization/36201
14577 PR tree-optimization/36230
14578 PR tree-optimization/38049
14579 PR tree-optimization/38207
14580 PR tree-optimization/38230
14581 PR tree-optimization/38301
14582 PR tree-optimization/38585
14583 PR middle-end/38895
14584 PR tree-optimization/38985
14585 PR tree-optimization/39299
14586 * tree-ssa-structalias.h: Remove.
14587 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
14588 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
14589 (struct vuse_element_d): Remove.
14590 (struct vuse_vec_d): Likewise.
14591 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
14592 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
14593 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
14594 VUSE_ELEMENT_VAR): Likewise.
14595 (struct voptype_d): Likewise.
14596 (NUM_VOP_FREE_BUCKETS): Likewise.
14597 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
14598 (struct stmt_operands_d): Remove.
14599 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
14600 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
14601 VDEF_NUM, VDEF_VECT): Likewise.
14602 (copy_virtual_operands): Remove.
14603 (operand_build_cmp): Likewise.
14604 (create_ssa_artificial_load_stmt): Likewise.
14605 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
14606 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
14607 vuse_index and mayuse_index members. Pack and move done and iter_type
14608 members to the front.
14609 (SSA_OP_VMAYUSE): Remove.
14610 (SSA_OP_VIRTUAL_USES): Adjust.
14611 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
14612 (unlink_stmt_vdef): Declare.
14613 (add_to_addressable_set): Remove.
14614 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
14615 (vrp_visit_stmt): Likewise.
14616 * doc/tree-ssa.texi (Alias analysis): Update.
14617 * doc/invoke.texi (max-aliased-vops): Remove docs.
14618 (avg-aliased-vops): Likewise.
14619 * tree-into-ssa.c (syms_to_rename): Remove.
14620 (need_to_update_vops_p): Likewise.
14621 (need_to_initialize_update_ssa_p): Rename to ...
14622 (update_ssa_initialized_fn): ... this. Track function we are
14624 (symbol_marked_for_renaming): Simplify.
14625 (add_new_name_mapping): Do not set need_to_update_vops_p.
14626 (dump_currdefs): Use SYMS_TO_RENAME.
14627 (rewrite_update_stmt): Always walk all uses/defs.
14628 (dump_update_ssa): Adjust.
14629 (init_update_ssa): Take function argument. Track what we are
14631 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
14632 (create_new_def_for): Initialize for cfun, assert we are initialized
14634 (mark_sym_for_renaming): Simplify.
14635 (mark_set_for_renaming): Do not initialize update-ssa.
14636 (need_ssa_update_p): Simplify. Take function argument.
14637 (name_mappings_registered_p): Assert we ask for the correct function.
14638 (name_registered_for_update_p): Likewise.
14639 (ssa_names_to_replace): Likewise.
14640 (release_ssa_name_after_update_ssa): Likewise.
14641 (update_ssa): Likewise. Use SYMS_TO_RENAME.
14642 (dump_decl_set): Do not print a newline.
14643 (debug_decl_set): Do it here.
14644 (dump_update_ssa): And here.
14645 * tree-ssa-loop-im.c (move_computations): Adjust.
14646 (movement_possibility): Likewise.
14647 (determine_max_movement): Likewise.
14648 (gather_mem_refs_stmt): Likewise.
14649 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
14650 or NAME_MEMORY_TAG.
14651 * tree-complex.c (update_all_vops): Remove.
14652 (expand_complex_move): Adjust.
14653 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
14654 Simplify test for memory referencing statement. Exclude
14655 non-invariant ADDR_EXPRs.
14656 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
14657 * tree-loop-distribution.c (generate_memset_zero): Adjust.
14658 (rdg_flag_uses): Likewise.
14659 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
14661 (tree_optimize_tail_calls_1): Also split the
14662 edge from the entry block if we have degenerate PHI nodes in
14663 the first basic block.
14664 * tree.c (init_ttree): Remove memory-tag related code.
14665 (tree_code_size): Likewise.
14666 (tree_node_structure): Likewise.
14667 (build7_stat): Re-write to be build6_stat.
14668 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
14669 (SSA_VAR_P): Adjust.
14670 (struct tree_memory_tag): Remove.
14671 (struct tree_memory_partition_tag): Likewise.
14672 (union tree_node): Adjust.
14673 (build7): Re-write to be build6.
14674 * tree-pass.h (pass_reset_cc_flags): Remove.
14675 (TODO_update_address_taken): New flag.
14676 (pass_simple_dse): Remove.
14677 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
14678 * params.h (MAX_ALIASED_VOPS): Remove.
14679 (AVG_ALIASED_VOPS): Likewise.
14680 * omp-low.c (expand_omp_taskreg): Update SSA form.
14681 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
14682 aliases the lhs in a copy stmt.
14683 * tree-ssa-dse.c (struct address_walk_data): Remove.
14684 (memory_ssa_name_same): Likewise.
14685 (memory_address_same): Likewise.
14686 (get_kill_of_stmt_lhs): Likewise.
14687 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
14688 unused stores. Look through PHI nodes into post-dominated regions.
14689 (dse_optimize_stmt): Simplify. Properly remove stores.
14690 (tree_ssa_dse): Compute dominators.
14691 (execute_simple_dse): Remove.
14692 (pass_simple_dse): Likewise.
14693 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
14694 gimple_loaded_syms and gimple_stored_syms computation.
14695 * toplev.c (dump_memory_report): Dump alias and pta stats.
14696 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
14697 (vn_reference_eq): Likewise.
14698 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
14699 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
14700 valueize_vuses): Remove.
14701 (get_def_ref_stmt_vuses): Simplify. Rename to ...
14702 (get_def_ref_stmt_vuse): ... this.
14703 (vn_reference_lookup_2): New function.
14704 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
14705 walking equivalent vuses. Simplify.
14706 (vn_reference_lookup): Likewise.
14707 (vn_reference_insert): Likewise.
14708 (vn_reference_insert_pieces): Likewise.
14709 (visit_reference_op_call): Simplify.
14710 (visit_reference_op_load): Likewise.
14711 (visit_reference_op_store): Likewise.
14712 (init_scc_vn): Remove shared_lookup_vuses initialization.
14713 (free_scc_vn): Remove shared_lookup_vuses freeing.
14714 (sort_vuses, sort_vuses_heap): Remove.
14715 (get_ref_from_reference_ops): Export.
14716 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
14717 vector with single vuse pointer.
14718 (vn_reference_lookup_pieces, vn_reference_lookup,
14719 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
14720 (shared_vuses_from_stmt): Remove.
14721 (get_ref_from_reference_ops): Declare.
14722 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
14723 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
14724 memory-tag related code.
14725 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
14726 (likely_value): Add comment, skip static-chain of call statements.
14727 (surely_varying_stmt_p): Adjust.
14728 (gimplify_and_update_call_from_tree): Likewise.
14729 (execute_fold_all_builtins): Do not rebuild alias info.
14730 (gimplify_and_update_call_from_tree): Properly update VOPs.
14731 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
14732 (copy_ref_info): Remove memory-tag related code.
14733 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
14734 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
14735 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
14737 * tree-ssa-dom.c (gimple_p): Remove typedef.
14738 (eliminate_redundant_computations): Adjust.
14739 (record_equivalences_from_stmt): Likewise.
14740 (avail_expr_hash): Likewise.
14741 (avail_expr_eq): Likewise.
14742 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
14743 (stmt_makes_single_load): Likewise.
14744 (stmt_makes_single_store): Likewise.
14745 * tree-ssa-alias.c: Rewrite completely.
14746 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
14747 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
14748 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
14749 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
14750 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
14751 Remove public functions.
14752 (pass_reset_cc_flags): Remove.
14753 (pass_build_alias): Move ...
14754 * tree-ssa-structalias.c (pass_build_alias): ... here.
14755 * tree-ssa-alias.c (may_be_aliased): Move ...
14756 * tree-flow-inline.h (may_be_aliased): ... here.
14757 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
14758 count_uses_and_derefs): Move ...
14759 * gimple.c: ... here.
14760 * gimple.h (count_uses_and_derefs): Declare.
14761 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
14762 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
14763 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
14764 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
14765 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
14766 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
14767 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
14769 * tree-dfa.c (refs_may_alias_p): Move ...
14770 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
14771 * tree-ssa-alias.h: New file.
14772 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
14773 (statement_sink_location): Likewise.
14774 * opts.c (decode_options): Do not adjust max-aliased-vops or
14775 avg-aliased-vops values.
14776 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
14777 (TV_CALL_CLOBBER): Likewise.
14778 (TV_FLOW_SENSITIVE): Likewise.
14779 (TV_FLOW_INSENSITIVE): Likewise.
14780 (TV_MEMORY_PARTITIONING): Likewise.
14781 (TV_ALIAS_STMT_WALK): New timevar.
14782 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
14783 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
14784 (get_address_description): Remove memory-tag related code.
14785 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
14786 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
14787 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
14788 and immediate uses in statements. Document.
14789 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
14790 (dump_symbols): Remove.
14791 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
14792 * alias.c (get_deref_alias_set): New function split out from ...
14793 (get_alias_set): ... here.
14794 * alias.h (get_deref_alias_set): Declare.
14795 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
14796 type parameter. Remove restrict pointer handling. Create a
14797 ref-all pointer in case type-based alias sets do not conflict.
14798 (vect_analyze_data_refs): Remove SMT related code.
14799 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
14800 (vectorizable_load): Likewise.
14801 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
14802 (DR_SYMBOL_TAG, DR_VOPS): Remove.
14803 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
14804 Ignore vops and SMTs.
14805 (dr_analyze_alias): Likewise..
14806 (free_data_ref): Likewise.
14807 (create_data_ref): Likewise.
14808 (analyze_all_data_dependences): Likewise.
14809 (get_references_in_stmt): Adjust.
14810 * tree-flow-inline.h (gimple_aliases_computed_p,
14811 gimple_addressable_vars, gimple_call_clobbered_vars,
14812 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
14813 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
14814 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
14815 gimple_mem_ref_stats): Remove.
14816 (gimple_vop): New function.
14817 (op_iter_next_use): Remove vuses and mayuses cases.
14818 (op_iter_next_def): Remove vdefs case.
14819 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
14820 (clear_and_done_ssa_iter): Do not set removed fields.
14821 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
14822 Assert we are not iterating over vuses or vdefs if not also
14823 iterating over uses or defs.
14824 (op_iter_init_use): Likewise.
14825 (op_iter_init_def): Likewise.
14826 (op_iter_next_vdef): Remove.
14827 (op_iter_next_mustdef): Likewise.
14828 (op_iter_init_vdef): Likewise.
14829 (compare_ssa_operands_equal): Likewise.
14830 (link_use_stmts_after): Handle vuse operand.
14831 (is_call_used): Use is_call_clobbered.
14832 (is_call_clobbered): Global variables are always call clobbered,
14833 query the call-clobbers bitmap.
14834 (mark_call_clobbered): Ignore global variables.
14835 (clear_call_clobbered): Likewise.
14836 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
14837 virtual operands sanity check.
14838 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
14840 (TARGET_MEM_REF): Remove TMR_TAG operand.
14841 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
14842 Remove call-clobber related code.
14843 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
14844 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
14845 partitions or escape reason.
14846 (get_single_def_stmt, get_single_def_stmt_from_phi,
14847 get_single_def_stmt_with_phi): Remove.
14848 (dump_referenced_vars): Tidy.
14849 (get_ref_base_and_extent): Allow bare decls.
14850 (collect_dfa_stats): Adjust.
14851 * graphite.c (rename_variables_in_stmt): Adjust.
14852 (graphite_copy_stmts_from_block): Likewise.
14853 (translate_clast): Likewise.
14854 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
14856 (translate_vuse_through_block): Use the oracle.
14857 (phi_translate_1): Adjust.
14858 (value_dies_in_block_x): Use the oracle. Cache the outcome
14860 (valid_in_sets): Check if the VUSE for
14861 a REFERENCE is available.
14862 (eliminate): Do not remove stmts during elimination,
14863 instead queue and remove them afterwards.
14864 (do_pre): Do not rebuild alias info.
14865 (pass_pre): Run TODO_rebuild_alias before PRE.
14866 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
14867 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
14868 (mark_all_v_defs_stmt): Remove.
14869 (mark_all_v_defs_seq): Adjust.
14870 (sra_replace): Likewise.
14871 (scalarize_use): Likewise.
14872 (scalarize_copy): Likewise.
14873 (scalarize_init): Likewise.
14874 (scalarize_ldst): Likewise.
14875 (todoflags): Remove.
14876 (tree_sra): Do not rebuild alias info.
14877 (tree_sra_early): Adjust.
14878 (pass_sra): Run TODO_update_address_taken before SRA.
14879 * tree-predcom.c (set_alias_info): Remove.
14880 (prepare_initializers_chain): Do not call it.
14881 (mark_virtual_ops_for_renaming): Adjust.
14882 (mark_virtual_ops_for_renaming_list): Remove.
14883 (initialize_root_vars): Adjust.
14884 (initialize_root_vars_lm): Likewise.
14885 (prepare_initializers_chain): Likewise.
14886 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
14887 (may_propagate_copy_into_stmt): Likewise.
14888 (merge_alias_info): Do nothing for now.
14889 (propagate_tree_value_into_stmt): Adjust.
14890 (stmt_may_generate_copy): Likewise.
14891 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
14892 not mark symbols for renaming.
14893 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
14894 with the same statement, make sure to update the new pointed-to one.
14895 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
14896 call statements, do not mark symbols for renaming.
14897 (mark_operand_necessary): Dump something.
14898 (ref_may_be_aliased): New function.
14899 (mark_aliased_reaching_defs_necessary_1): New helper function.
14900 (mark_aliased_reaching_defs_necessary): Likewise.
14901 (mark_all_reaching_defs_necessary_1): Likewise.
14902 (mark_all_reaching_defs_necessary): Likewise.
14903 (propagate_necessity): Do not process virtual PHIs. For
14904 non-aliased loads mark all reaching definitions as necessary.
14905 For aliased loads and stores mark the immediate dominating
14906 aliased clobbers as necessary.
14907 (visited): New global static.
14908 (perform_tree_ssa_dce): Free visited bitmap after propagating
14910 (remove_dead_phis): Perform simple dead virtual PHI removal.
14911 (remove_dead_stmt): Properly unlink virtual operands when
14913 (eliminate_unnecessary_stmts): Schedule PHI removal after
14915 * tree-ssa-ter.c (is_replaceable_p): Adjust.
14916 (process_replaceable): Likewise.
14917 (find_replaceable_in_bb): Likewise.
14918 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
14919 based on the single gimple vop.
14920 (verify_flow_insensitive_alias_info): Remove.
14921 (verify_flow_sensitive_alias_info): Likewise.
14922 (verify_call_clobbering): Likewise.
14923 (verify_memory_partitions): Likewise.
14924 (verify_alias_info): Likewise.
14925 (verify_ssa): Adjust..
14926 (execute_update_addresses_taken): Export. Update SSA
14927 manually. Optimize only when optimizing. Use a local bitmap.
14928 (pass_update_address_taken): Remove TODO_update_ssa, add
14930 (pass_update_address_taken): Just use TODO_update_address_taken.
14931 (init_tree_ssa): Do not initialize addressable_vars.
14932 (verify_ssa): Verify new VUSE / VDEF properties.
14933 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
14934 Do not call verify_alias_info.
14935 (delete_tree_ssa): Clear the VUSE, VDEF operands.
14936 Do not free the loaded and stored syms bitmaps. Reset the escaped
14937 and callused solutions. Do not free addressable_vars.
14938 Remove memory-tag related code.
14939 (warn_uninitialized_var): Aliases are always available.
14940 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
14941 * lambda-code.c (can_put_in_inner_loop): Adjust.
14942 (can_put_after_inner_loop): Likewise.
14943 (perfect_nestify): Likewise.
14944 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
14945 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
14946 (vectorizable_conversion): Do not mark symbols for renaming.
14947 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
14948 (expand_call_inline): Unlink the calls virtual operands before
14950 (tree_function_versioning): Do not call update_ssa if we are not
14951 updating clones. Simplify.
14952 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
14953 (propagate_with_phi): Likewise..
14954 * tree-outof-ssa.c (create_temp): Remove memory tag and call
14955 clobber code. Assert we are not aliased or global.
14956 * tree-flow.h: Include tree-ssa-alias.h
14957 (enum escape_type): Remove.
14958 (struct mem_sym_stats_d): Likewise.
14959 (struct mem_ref_stats_d): Likewise.
14960 (struct gimple_df): Add vop member. Remove global_var,
14961 call_clobbered_vars, call_used_vars, addressable_vars,
14962 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
14963 escaped and callused members.
14964 (struct ptr_info_def): Remove all members, add points-to solution
14966 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
14967 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
14968 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
14969 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
14970 (tree-ssa-alias.o): Likewise.
14971 (toplev.o): Add tree-ssa-alias.h
14972 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
14973 * gimple.c (gimple_set_bb): Fix off-by-one error.
14974 (is_gimple_reg): Do not handle memory tags.
14975 (gimple_copy): Also copy virtual operands.
14976 Delay updating the statement. Do not reset loaded and stored syms.
14977 (gimple_set_stored_syms): Remove.
14978 (gimple_set_loaded_syms): Likewise.
14979 (gimple_call_copy_skip_args): Copy the virtual operands
14980 and mark the new statement modified.
14981 * tree-ssa-structalias.c (may_alias_p): Remove.
14982 (set_uids_in_ptset): Take the alias set to prune with as
14983 parameter. Fold in the alias test of may_alias_p.
14984 (compute_points_to_sets): Compute whether a ptr is dereferenced
14985 in a local sbitmap.
14986 (process_constraint): Deal with &ANYTHING on the lhs, reject all
14987 other ADDRESSOF constraints on the lhs.
14988 (get_constraint_for_component_ref): Assert that we don't get
14989 ADDRESSOF constraints from the base of the reference.
14990 Properly generate UNKNOWN_OFFSET for DEREF if needed.
14991 (struct variable_info): Remove collapsed_to member.
14992 (get_varinfo_fc): Remove.
14993 (new_var_info): Do not set collapsed_to.
14994 (dump_constraint): Do not follow cycles.
14995 (dump_constraint_graph): Likewise.
14996 (build_pred_graph): Likewise.
14997 (build_succ_graph): Likewise.
14998 (rewrite_constraints): Likewise.
14999 (do_simple_structure_copy): Remove.
15000 (do_rhs_deref_structure_copy): Remove.
15001 (do_lhs_deref_structure_copy): Remove.
15002 (collapse_rest_of_var): Remove.
15003 (do_structure_copy): Re-implement.
15004 (pta_stats): New global variable.
15005 (dump_pta_stats): New function.
15006 (struct constraint_expr): Make offset signed.
15007 (UNKNOWN_OFFSET): Define special value.
15008 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
15009 (solution_set_expand): New helper function split out from ...
15010 (do_sd_constraint): ... here.
15011 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
15012 (do_ds_constraint): Likewise.
15013 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
15014 and CALLUSED = *CALLUSED.
15015 (set_union_with_increment): Make inc argument signed.
15016 (type_safe): Remove.
15017 (get_constraint_for_ptr_offset): Handle unknown and negative
15019 (first_vi_for_offset): Handle offsets before start. Bail
15020 out early for offsets beyond the variable extent.
15021 (first_or_preceding_vi_for_offset): New function.
15022 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
15023 Together with ESCAPED = *ESCAPED this properly computes reachability.
15024 (find_what_var_points_to): New function.
15025 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
15026 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
15027 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
15028 pt_solutions_intersect): New functions.
15029 (compute_call_used_vars): Remove.
15030 (compute_may_aliases): New main entry into PTA computation.
15031 * gimple.h (gimple_p): New typedef.
15032 (struct gimple_statement_base): Remove references_memory_p.
15033 (struct gimple_statement_with_memory_ops_base): Remove
15034 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
15036 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
15037 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
15038 gimple_set_references_memory): Remove.
15039 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
15040 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
15042 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
15043 (verify_expr): Allow RESULT_DECL.
15044 (gimple_duplicate_bb): Do not copy virtual operands.
15045 (gimple_duplicate_sese_region): Adjust.
15046 (gimple_duplicate_sese_tail): Likewise.
15047 (mark_virtual_ops_in_region): Remove.
15048 (move_sese_region_to_fn): Do not call it.
15049 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
15050 and pass_simple_dse.
15051 (execute_function_todo): Handle TODO_update_address_taken,
15052 call execute_update_addresses_taken for TODO_rebuild_alias.
15053 (execute_todo): Adjust.
15054 (execute_one_pass): Init dump files early.
15055 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
15057 (create_general_new_stmt): Clear vops.
15058 * tree-ssa-reassoc.c (get_rank): Adjust.
15059 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
15060 symbols for renaming.
15061 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
15062 (PARAM_AVG_ALIASED_VOPS): Likewise.
15063 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
15064 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
15065 * tree-ssa-operands.c: Simplify for new virtual operand representation.
15066 (operand_build_cmp, copy_virtual_operands,
15067 create_ssa_artificial_load_stmt, add_to_addressable_set,
15068 gimple_add_to_addresses_taken): Remove public functions.
15069 (unlink_stmt_vdef): New function.
15071 2009-04-03 Alan Modra <amodra@bigpond.net.au>
15073 * config.gcc (powerpc-*-linux*): Merge variants.
15075 2009-04-02 Chao-ying Fu <fu@mips.com>
15076 James Grosbach <james.grosbach@microchip.com>
15078 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
15079 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
15081 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
15082 keep_interrupts_masked_p, use_debug_exception_return_p.
15083 (mips_attribute_table): Add interrupt, use_shadow_register_set,
15084 keep_interrupts_masked, use_debug_exception_return.
15085 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
15086 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
15088 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
15089 (mips_print_operand): Process COP0 registers to print $0 .. $31
15090 correctly for GAS to process.
15091 (mips_interrupt_extra_call_saved_reg_p): New function.
15092 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
15094 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
15095 (mips_compute_frame_info): Add supports for interrupt context that
15096 includes doubleword accumulators and COP0 registers.
15097 (mips_for_each_saved_acc): New function.
15098 (mips_for_each_saved_gpr_and_fpr): Change the function name from
15099 mips_for_each_saved_reg.
15100 (mips_save_reg): Save accumulators.
15101 (mips_kernel_reg_p): A new for_each_rtx callback.
15102 (mips_expand_prologue): Support interrupt handlers.
15103 (mips_restore_reg): Restore accumulators.
15104 (mips_expand_epilogue): Support interrupt handlers.
15105 (mips_can_use_return_insn): Return false for interrupt handlers.
15106 (mips_epilogue_uses): New function.
15107 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
15108 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
15109 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
15110 cop0_move): New instructions.
15111 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
15112 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
15114 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
15116 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
15117 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
15118 interrupt handlers, we use K0 as the temporary register.
15119 (EPILOGUE_USES): Change to a function call.
15120 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
15121 handlers, we use K0 as the temporary register.
15123 * doc/extend.texi (Function Attributes): Document interrupt,
15124 use_shadow_register_set, keep_interrupts_masked,
15125 use_debug_exception_return for MIPS attributes.
15127 2009-04-03 Alan Modra <amodra@bigpond.net.au>
15129 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
15130 Remove a number of t-files from tmake_file.
15131 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
15132 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
15133 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
15134 target_prototype, not TARGET_PROTOTYPE.
15135 (LINK_OS_GNU_SPEC): Define.
15136 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
15137 and darwin-ldoubdle.c.
15139 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
15142 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
15143 (cpp_options): Ditto.
15144 (default_compilers): Ditto.
15145 (display_help): Ditto.
15146 (process_command): Ditto.
15147 (do_spec_1): Ditto.
15148 (set_input): Use lbasename instead of duplicate code.
15149 (save_temps_prefix): New static for -save-temps=obj.
15150 (save_temps_length): Ditto.
15152 * doc/invoke.texi (-save-temps=obj): Document new variant to
15153 -save-temps switch.
15155 2009-04-02 Jeff Law <law@redhat.com>
15157 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
15160 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
15162 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
15163 * configure: Regenerated.
15165 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
15167 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
15168 share the argument list.
15170 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
15174 2009-02-12 Diego Novillo <dnovillo@google.com>
15176 * varpool.c (debug_varpool): New.
15177 * cgraph.h (debug_varpool): Declare.
15179 2009-04-02 Jan Hubicka <jh@suse.cz>
15181 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
15184 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
15186 * config/i386/i386.c (ix86_abi): Move initialization to ...
15187 (override_options): Here.
15189 2009-04-02 Christian Bruel <christian.bruel@st.com>
15191 * config/sh/sh.c (sh_dwarf_register_span): New function.
15192 (TARGET_DWARF_REGISTER_SPAN): Define.
15193 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
15195 2009-04-02 Ira Rosen <irar@il.ibm.com>
15197 PR tree-optimization/39595
15198 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
15199 interleaved loads group is not greater than the SLP group size.
15201 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
15203 * builtins.c (is_builtin_name): New.
15204 (called_as_built_in): Use is_builtin_name.
15205 * tree.h (is_builtin_name): New.
15206 * varasm.c (incorporeal_function_p): Use is_builtin_name
15208 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
15210 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
15212 2009-04-02 Dodji Seketeli <dodji@redhat.com>
15215 * c-decl.c (clone_underlying_type): Move this ...
15216 * c-common.c (set_underlying_type): ... here.
15217 Also, make sure the function properly sets TYPE_STUB_DECL() on
15218 the newly created typedef variant type.
15219 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
15220 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
15223 2009-04-02 Richard Guenther <rguenther@suse.de>
15225 PR tree-optimization/37221
15226 * tree-flow.h (degenerate_phi_result): Declare.
15227 * tree-ssa-dom.c (degenerate_phi_result): Export.
15228 * tree-scalar-evolution.c (analyze_initial_condition): If
15229 the initial condition is defined by a degenerate PHI node
15230 use the degenerate value.
15232 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
15234 PR rtl-optimization/39588
15235 * combine.c (merge_outer_ops): Do not set the constant when this
15237 (simplify_shift_const_1): Do not modify it either in this case.
15239 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
15241 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
15242 tuning is deprecated if -mtune value is set to an Itanium1 variant.
15244 2009-04-01 Janis Johnson <janis187@us.ibm.com>
15247 * c-lex.c (interpret_float): Default (no suffix) is double.
15249 2009-04-1 Xinliang David Li <davidxl@google.com>
15251 * config/i386/i386.c (legitimate_constant_p): Recognize
15252 all one vector constant.
15254 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
15256 * config/vax/vax.c: Add #includes to silence warnings.
15257 Change #include order to silence two warnings.
15259 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
15261 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
15262 (ASM_SPEC): Pass -k to the assembler for PIC code.
15264 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
15266 * config.gcc: Add vax-*-linux* to the switch.
15267 * config/vax/linux.h: New file. (TARGET_VERSION,
15268 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
15270 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
15272 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
15273 Use predicate macros instead of GET_CODE() == foo.
15274 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
15275 ashlsi3, rotrsi3, <unnamed>): Likewise.
15277 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
15279 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
15280 jbbccihi, jbbccisi): Remova trailing whitespace.
15281 * config/vax/constraints.md: Likewise.
15282 * config/vax/elf.h: (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
15283 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
15284 * config/vax/predicates.md: Likewise.
15285 * config/vax/vax.c (print_operand_address, vax_output_int_move,
15286 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
15287 * config/vax/vax.h: Likewise.
15288 * config/vax/vax.md (nonlocal_goto): Likewise.
15290 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
15292 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
15293 (indirectable_address_p, adjacent_operands_p): Add spaces around
15295 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
15297 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
15299 * config/vax/vax.c (legitimate_constant_address_p,
15300 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
15301 index_term_p, reg_plus_index_p, legitimate_address_p,
15302 vax_mode_dependent_address_p): Update comments to match functions
15303 modified by the recent int->bool conversion.
15305 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
15307 * config/vax/builtins.md: Update copyright message.
15308 * config/vax/constraints.md: Likewise.
15309 * config/vax/netbsd-elf.h: Likewise.
15310 * config/vax/predicates.md: Likewise.
15311 * config/vax/vax-protos.h: Likewise.
15312 * config/vax/vax.c: Likewise.
15313 * config/vax/vax.h: Likewise.
15314 * config/vax/vax.md: Likewise.
15315 * config/vax/vax.opt: Likewise.
15317 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
15319 * config/vax/builtins.md (ffssi2, ffssi2_internal,
15320 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
15321 * config/vax/constraints.md (B, R): Likewise.
15322 * config/vax/predicates.md (external_memory_operand,
15323 nonimmediate_addsub_di_operand): Likewise.
15324 * config/vax/vax.c (vax_output_int_add): Likewise.
15325 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
15326 untyped_call): Likewise.
15328 2009-04-01 Matt Thomas <matt@3am-software.com>
15330 * config/vax/predicates.md: New file.
15331 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
15332 external_const_operand, nonsymbolic_operand, external_memory_operand,
15333 indirect_memory_operand, indexed_memory_operand,
15334 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
15335 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
15337 * config/vax/constraints.md: New file.
15338 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
15340 * config/vax/builtins.md: New file.
15341 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
15342 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
15344 * config/vax/vax.opt (mqmath): Add option.
15345 * config/vax/vax.md (isfx): Extend with DI.
15346 (VAXintQH, VAXintQHSD): Define.
15347 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
15348 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
15349 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
15350 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
15351 (movdi): Update constraints and use vax_output_int_move().
15352 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
15353 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
15354 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
15355 nonlocal_goto): New.
15356 (mov<mode>): Extend accepted operand types.
15357 (subdi3_old): Rename from subdi3, change update constraints and use
15358 a new implementation.
15359 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
15360 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
15361 MOVE_RATIO, CLEAR_RATIO): Define.
15362 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
15363 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
15364 (PRINT_OPERAND): Redefine using a function instead of inlined code.
15365 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
15366 (split_quadword_operands): Make static and really allow variable
15368 (print_operand_address): Update for PIC generation.
15369 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
15370 indexable_address_p, fixup_mathdi_operand,
15371 vax_expand_addsub_di_operands, adjacent_operands_p): New.
15372 (vax_float_literal, legitimate_constant_p,
15373 indirectable_constant_address_p, index_term_p,
15374 reg_plus_index_p): Return bool instead of int.
15375 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
15377 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
15379 (vax_output_conditional_branch): Indent.
15380 (legitimate_constant_address_p, indirectable_constant_address_p,
15381 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
15382 vax_mode_dependent_address_p): Return bool instead of int, update for
15384 * config/vax/vax-protos.h (legitimate_constant_address_p,
15385 legitimate_constant_p, legitimate_address_p,
15386 vax_mode_dependent_address_p): Change declaration to bool.
15387 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
15388 vax_expand_addsub_di_operands, vax_output_int_subtract,
15389 vax_output_movmemsi): Declare.
15390 (split_quadword_operands, vax_float_literal): Delete declaration.
15391 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
15392 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
15393 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
15394 ASM_OUTPUT_DWARF_PCREL): Define.
15395 (ASM_SPEC): Change definition to allow PIC generation.
15397 2009-04-01 Steve Ellcey <sje@cup.hp.com>
15399 * doc/sourcebuild.texi: Update front-end requirements.
15401 2009-04-01 Jakub Jelinek <jakub@redhat.com>
15404 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
15405 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
15406 (booldi3_internal3): Use boolean_or_operator instead of
15409 2009-04-01 Joseph Myers <joseph@codesourcery.com>
15412 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
15413 declarator whose size is not an integer constant expression but
15414 folds to an integer constant, then treat it as a constant
15417 2009-04-01 Richard Guenther <rguenther@suse.de>
15419 * fold-const.c (fold_plusminus_mult_expr): Do not fold
15420 i * 4 + 2 to (i * 2 + 1) * 2.
15422 2009-04-01 Jakub Jelinek <jakub@redhat.com>
15425 * c-parser.c (c_parser_asm_statement): Skip until close paren and
15426 return if c_parser_asm_string_literal returned NULL.
15428 2009-04-01 Nick Clifton <nickc@redhat.com>
15430 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
15432 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
15433 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
15434 other typedefs to avoid conflicts with libgcc2.c. Define labels
15435 to gain 16-bit bit-manipulation functions from libgcc2.c and then
15437 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
15438 to gain 16-bit trapping arithmetic functions from libgcc2.c and
15441 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
15443 * varasm.c (default_function_rodata_section): Declare DOT as
15446 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
15447 Andrey Galkin <agalkin@hypercom.com>
15450 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
15451 Make object_name unique for each process.
15453 2009-04-01 Jakub Jelinek <jakub@redhat.com>
15456 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
15457 addressable variables in the parallel that could go out of scope while
15458 running queued tasks.
15460 2009-04-01 Anatoly Sokolov <aesok@post.ru>
15462 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
15463 (CASE_VALUES_THRESHOLD): Redefine.
15464 * config/avr/avr.c (avr_override_options): Remove initialization of
15465 avr_case_values_threshold variable.
15466 (avr_case_values_threshold): Remove variable. Add new function.
15467 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
15468 * config/avr/avr.opt (mno-tablejump): Remove option.
15469 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
15471 2009-04-01 DJ Delorie <dj@redhat.com>
15473 * varasm.c (default_function_rodata_section): Don't assume
15474 anything about where the first '.' in the section name is.
15476 2009-04-01 Alan Modra <amodra@bigpond.net.au>
15478 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
15479 rs6000_emit_stack_tie.
15481 2009-03-31 Ian Lance Taylor <iant@google.com>
15483 * tree-eh.c (tree_remove_unreachable_handlers): Compare
15484 gimple_code with GIMPLE_RESX, not RESX.
15486 2009-03-31 Joseph Myers <joseph@codesourcery.com>
15488 * c-common.c (c_get_ident): New.
15489 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
15491 2009-04-01 Ben Elliston <bje@au.ibm.com>
15493 * config/rs6000/sysv4.opt (msdata): Improve option description.
15495 2009-03-31 Steve Ellcey <sje@cup.hp.com>
15497 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
15498 (divdf3_internal_lat): Remove.
15499 (divxf3_internal_lat): Remove.
15500 (divxf3_internal_thr): Remove.
15501 (divxf): Use divxf3_internal.
15502 * config/ia64/div.md (divsf3_internal_lat): New.
15503 (divdf3_internal_lat): New.
15504 (divxf3_internal): New.
15506 2009-03-31 Joseph Myers <joseph@codesourcery.com>
15509 * Makefile.in (USE_GCC_STDINT): Define.
15510 (stmp-int-hdrs): Install stdint.h if applicable.
15511 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
15513 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
15514 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
15515 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
15516 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
15517 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
15518 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
15519 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
15520 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
15521 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
15522 (c_common_nodes_and_builtins): Initialize
15523 underlying_wchar_type_node. Do not initialize
15524 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
15525 nodes for new types.
15526 (c_stddef_cpp_builtins): Define macros for new types.
15527 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
15529 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
15530 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
15531 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
15532 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
15533 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
15534 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
15535 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
15536 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
15537 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
15538 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
15539 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
15540 int16_type_node, int32_type_node, int64_type_node,
15541 uint8_type_node, uint16_type_node, c_uint32_type_node,
15542 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
15543 int_least32_type_node, int_least64_type_node,
15544 uint_least8_type_node, uint_least16_type_node,
15545 uint_least32_type_node, uint_least64_type_node,
15546 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
15547 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
15548 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
15549 uintptr_type_node): Define.
15550 * c-cppbuiltin.c (builtin_define_constants,
15551 builtin_define_type_minmax): New.
15552 (builtin_define_stdint_macros): Define more macros.
15553 (c_cpp_builtins): Define more limit macros.
15554 (type_suffix): New.
15555 (builtin_define_type_max): Define in terms of
15556 builtin_define_type_minmax. Remove is_long parameter. All
15558 * config.gcc (use_gcc_stdint): Define.
15559 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
15560 Add newlib-stdint.h for generic targets.
15561 * config/glibc-stdint.h, config/newlib-stdint.h,
15562 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
15563 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
15564 * config/score/score.h (UINTPTR_TYPE): Define.
15565 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
15566 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
15567 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
15568 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
15569 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
15570 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
15571 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
15572 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
15573 * config/spu/spu.h (STDINT_LONG32): Define.
15574 * configure.ac (use_gcc_stdint): Substitute.
15575 * configure: Regenerate.
15576 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
15577 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
15578 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
15579 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
15580 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
15581 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
15582 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
15583 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
15584 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
15585 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
15586 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
15587 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
15588 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
15589 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
15590 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
15591 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
15592 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
15593 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
15594 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
15595 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
15596 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
15597 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
15598 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
15599 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
15600 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
15601 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
15602 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
15603 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
15604 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
15606 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
15608 * loop-iv.c (suitable_set_for_replacement): Renamed from
15609 simplify_using_assignment; changed to return bool and to accept new
15610 args DEST and SRC. Return true iff we find a source/destination pair
15611 that can be used to make a replacement, and fill SRC and DEST if so.
15612 Remove arg ALTERED. Don't deal with altered regs here. All callers
15614 (simplify_using_initial_values): Deal with altered regs here and track
15615 more precisely the effect they have on the validity of our expression.
15617 * loop-iv.c (simplify_using_condition): A condition of the form
15618 (EQ REG CONST) can be used to simply make a substitution.
15619 (simplify_using_initial_values): Keep track of conditions we have seen
15620 and keep using them to simplify new expressions, while applying the
15621 same substitutions to them as to the expression.
15623 * simplify-rtx.c (simplify_relational_operation_1): Simplify
15624 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
15627 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
15628 changed. Use this when trying to improve the upper bound.
15629 Generate the comparison by using simplify_gen_relational.
15631 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
15633 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
15635 (simplify_using_assignment, simplify_using_initial_values): Call
15636 replace_in_expr to make replacements. Call replace_single_def_regs
15637 once on the initial version of the expression.
15639 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
15642 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
15644 2009-03-31 Richard Guenther <rguenther@suse.de>
15646 PR middle-end/31029
15647 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
15648 equality comparisons. Fold C - X CMP X if C % 2 == 1.
15650 2009-03-31 Richard Guenther <rguenther@suse.de>
15652 * tree.h (div_if_zero_remainder): Declare.
15653 * fold-const.c (div_if_zero_remainder): Export.
15654 * tree-ssa-forwprop.c
15655 (forward_propagate_addr_into_variable_array_index): Handle
15656 constant array index addition outside of the variable index.
15658 2009-03-31 Joseph Myers <joseph@codesourcery.com>
15661 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
15662 define_splits, floatunssi<mode>2): Require x87 conversions from
15663 DImode to be permitted.
15665 2009-03-31 Joseph Myers <joseph@codesourcery.com>
15667 PR preprocessor/15638
15668 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
15670 2009-03-31 Richard Guenther <rguenther@suse.de>
15672 PR middle-end/23401
15673 PR middle-end/27810
15674 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
15675 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
15676 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
15677 a separate statement.
15678 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
15679 (lookup_tmp_var): Likewise.
15680 (is_gimple_formal_tmp_or_call_rhs): Remove.
15681 (is_gimple_reg_or_call_rhs): Rename to ...
15682 (is_gimple_reg_rhs_or_call): ... this.
15683 (is_gimple_mem_or_call_rhs): Rename to ...
15684 (is_gimple_mem_rhs_or_call): ... this.
15685 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
15686 DECL_GIMPLE_REG_P only if is_formal is true.
15687 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
15688 for non-proper post-modify expression gimplification.
15689 (gimplify_self_mod_expr): For post-modify expressions gimplify
15690 the lvalue to a minimal lvalue.
15691 (rhs_predicate_for): Remove formal temp case.
15692 (gimplify_modify_expr_rhs): Likewise.
15693 (gimplify_addr_expr): Use is_gimple_reg.
15694 (gimplify_expr): Remove formal temp cases.
15695 (gimple_regimplify_operands): Likewise.
15696 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
15697 and FILTER_EXPR like constants.
15698 * gimple.c (walk_gimple_op): Fix val_only initialization, use
15700 (is_gimple_formal_tmp_rhs): Remove.
15701 (is_gimple_reg_rhs): Remove special casing.
15702 (is_gimple_mem_rhs): Fix.
15703 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
15704 (is_gimple_formal_tmp_var): Remove.
15705 (is_gimple_formal_tmp_reg): Likewise.
15706 (is_gimple_min_lval): Allow invariant component ref parts.
15707 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
15708 is_gimple_formal_tmp_reg): Remove declarations.
15709 * tree-cfg.c (verify_expr): Verify that variables with address
15710 taken do not have DECL_GIMPLE_REG_P set.
15711 * tree-mudflap.c (mf_build_check_statement_for): Use
15712 force_gimple_operand instead of gimplify_expr.
15714 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
15716 * modulo-sched.c (sms_schedule_by_order): Pass the actual
15717 schedulable rows to compute_split_row.
15719 2009-03-31 Ben Elliston <bje@au.ibm.com>
15722 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
15725 2009-03-31 Alan Modra <amodra@bigpond.net.au>
15727 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
15728 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
15729 * configure: Regenerate.
15730 * config.in: Regenerate.
15731 * config/rs6000/rs6000.opt (mtls-markers): Add.
15732 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
15733 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
15734 (tls_ld_aix, tls_ld_sysv): Likewise.
15735 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
15736 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
15738 2009-03-31 Alan Modra <amodra@bigpond.net.au>
15740 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
15742 2009-03-30 Jan Hubicka <jh@suse.cz>
15744 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
15746 (tree_remove_unreachable_handlers): Cleanup EH predecestor
15747 detection and label handling.
15749 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
15751 * ira-int.h (ira_allocno): Rename left_conflicts_num to
15752 left_conflicts_size.
15753 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
15754 ALLOCNO_LEFT_CONFLICTS_SIZE.
15756 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
15757 remove_allocno_from_bucket_and_push,
15758 allocno_spill_priority_compare, push_allocnos_to_stack,
15759 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
15760 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
15761 (setup_allocno_left_conflicts_num): Ditto. Rename to
15762 setup_allocno_left_conflicts_size.
15763 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
15764 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
15765 setup_allocno_left_conflicts_size instead of
15766 setup_allocno_left_conflicts_num.
15768 * ira-build.c (ira_create_allocno): Use
15769 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
15770 ALLOCNO_LEFT_CONFLICTS_NUM.
15772 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
15774 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
15775 instead of DF_LR_OUT.
15777 * ira-lives.c (process_bb_node_lives): Ditto.
15779 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
15780 instead of DF_LR_{OUT,IN}.
15782 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
15784 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
15786 2009-03-30 Jan Hubicka <jh@suse.cz>
15788 * except.c (label_to_region_map): Fix thinko.
15790 2009-03-30 Steve Ellcey <sje@cup.hp.com>
15792 PR middle-end/38237
15793 * tree.h (tree_find_value): New declaration.
15794 * tree.c (tree_find_value): New function.
15795 * varasm.c (assemble_external): Avoid duplicate entries on lists.
15797 2009-03-30 Jakub Jelinek <jakub@redhat.com>
15800 * c-decl.c (struct c_binding): Add locus field.
15801 (bind): Add locus argument, set locus field from it.
15802 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
15803 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
15804 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
15805 implicitly_declare, undeclared_variable, lookup_label,
15806 declare_label, c_make_fname_decl, c_builtin_function,
15807 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
15810 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
15813 * config/i386/i386.c (classify_argument): Check total size of
15816 2009-03-30 Martin Jambor <mjambor@suse.cz>
15818 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
15819 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
15820 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
15823 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
15824 seen_variable_array_ref while also traversing a union.
15826 * tree-inline.c (optimize_inline_calls): Do not call
15827 cgraph_node_remove_callees.
15828 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
15829 (pass_remove_cgraph_callee_edges): New variable.
15830 * passes.c (init_optimization_passes): Add
15831 pass_remove_cgraph_callee_edges after early inlining and before all
15832 late intraprocedural passes.
15834 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
15836 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
15838 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
15839 Fix typos in names.
15841 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
15843 * combine.c (simplify_comparison): Use have_insn_for.
15844 * dojump.c (do_jump): Likewise.
15846 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
15848 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
15849 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
15850 sparc_compare_op0 like sparc_compare_emitted used to be handled.
15851 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
15852 instead of sparc_compare_emitted.
15853 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
15854 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
15855 instead of sparc_compare_emitted.
15857 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
15859 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
15860 enter/exit cfglayout mode.
15861 (pass_partition_block): Require it.
15862 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
15863 (combine_instructions): Track basic blocks instead of labels.
15864 (update_cfg_for_uncondjump): New.
15865 (try_combine): Use it. Update jumps after rescanning.
15866 (pass_combine): Require PROP_cfglayout.
15867 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
15869 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
15871 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
15872 Provide/destroy PROP_cfglayout respectively.
15873 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
15874 * tree-pass.h (PROP_cfglayout): New.
15876 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
15878 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
15879 fold_convert_const_fixed_from_fixed,
15880 fold_convert_const_fixed_from_int,
15881 fold_convert_const_fixed_from_real, fold_negate_const): Do not
15882 set TREE_CONSTANT_OVERFLOW.
15883 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
15884 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
15886 2009-03-30 Ira Rosen <irar@il.ibm.com>
15888 * tree-vect-loop-manip.c: New file.
15889 * tree-vectorizer.c: Update documentation and included files.
15890 (vect_loop_location): Make extern.
15891 (rename_use_op): Move to tree-vect-loop-manip.c
15892 (rename_variables_in_bb, rename_variables_in_loop,
15893 slpeel_update_phis_for_duplicate_loop,
15894 slpeel_update_phi_nodes_for_guard1,
15895 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
15896 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
15897 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
15898 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
15899 find_loop_location): Likewise.
15900 (new_stmt_vec_info): Move to tree-vect-stmts.c.
15901 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
15902 get_vectype_for_scalar_type, vect_is_simple_use,
15903 supportable_widening_operation, supportable_narrowing_operation):
15905 (bb_in_loop_p): Move to tree-vect-loop.c.
15906 (new_loop_vec_info, destroy_loop_vec_info,
15907 reduction_code_for_scalar_code, report_vect_op,
15908 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
15909 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
15910 (vect_supportable_dr_alignment): Likewise.
15911 * tree-vectorizer.h (tree-data-ref.h): Include.
15912 (vect_loop_location): Declare.
15913 Reorganize function declarations according to the new file structure.
15914 * tree-vect-loop.c: New file.
15915 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
15916 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
15917 * tree-vect-data-refs.c: New file.
15918 * tree-vect-patterns.c (timevar.h): Don't include.
15919 * tree-vect-stmts.c: New file.
15920 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
15921 tree-vect-slp.c, tree-vect-loop.c.
15922 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
15923 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
15924 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
15925 (tree-vect-analyze.o): Remove.
15926 (tree-vect-transform.o): Likewise.
15927 (tree-vect-data-refs.o): Add rule.
15928 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
15929 tree-vect-slp.o): Likewise.
15930 (tree-vect-patterns.o): Remove redundant dependencies.
15931 (tree-vectorizer.o): Likewise.
15932 * tree-vect-slp.c: New file.
15934 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15936 * optc-gen.awk: Warn if an option flag has multiple different
15939 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
15941 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
15942 -floop-block): Document dependences on PPL, CLooG and Graphite.
15944 2009-03-30 Joseph Myers <joseph@codesourcery.com>
15946 PR rtl-optimization/323
15947 * c-common.c (c_fully_fold, convert_and_check,
15948 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
15949 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
15950 * c-common.def (EXCESS_PRECISION_EXPR): New.
15951 * c-cppbuiltin.c (builtin_define_float_constants): Define
15952 constants with enough digits for long double.
15953 * c-lex.c (interpret_float): Interpret constant with excess
15954 precision where appropriate.
15955 * c-opts.c (c_common_post_options): Set
15956 flag_excess_precision_cmdline. Give an error for
15957 -fexcess-precision=standard for C++ for processors where the
15958 option is significant.
15959 * c-parser.c (c_parser_conditional_expression): Handle excess
15960 precision in condition.
15961 * c-typeck.c (convert_arguments): Handle arguments with excess
15963 (build_unary_op): Move excess precision outside operation.
15964 (build_conditional_expr): Likewise.
15965 (build_compound_expr): Likewise.
15966 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
15967 (build_modify_expr): Handle excess precision in RHS.
15968 (convert_for_assignment): Handle excess precision in converted
15970 (digest_init, output_init_element, process_init_element): Handle
15971 excess precision in initializer.
15972 (c_finish_return): Handle excess precision in return value.
15973 (build_binary_op): Handle excess precision in operands and add
15974 excess precision as needed for operation.
15975 * common.opt (-fexcess-precision=): New option.
15976 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
15977 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
15978 For standard excess precision, output explicit conversion to and
15979 truncation from XFmode.
15980 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
15981 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
15982 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
15983 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
15984 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
15985 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
15986 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
15987 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
15988 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
15989 define_splits, sqrt<mode>2): Disable where appropriate for
15990 standard excess precision.
15991 * convert.c (convert_to_real): Do not shorten arithmetic to type
15992 for which excess precision would be used.
15993 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
15994 * doc/invoke.texi (-fexcess-precision=): Document option.
15995 (-mfpmath=): Correct index entry.
15996 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
15997 flag_excess_precision): New.
15998 * langhooks.c (lhd_post_options): Set
15999 flag_excess_precision_cmdline.
16000 * opts.c (common_handle_option): Handle -fexcess-precision=.
16001 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
16002 init_excess_precision): New.
16003 (lang_dependent_init_target): Call init_excess_precision.
16004 * tree.c (excess_precision_type): New.
16005 * tree.h (excess_precision_type): Declare.
16007 2009-03-30 Joseph Myers <joseph@codesourcery.com>
16010 * c-typeck.c (build_component_ref): Do not copy qualifiers from
16011 non-lvalue to component.
16013 2009-03-29 Joseph Myers <joseph@codesourcery.com>
16015 PR preprocessor/34695
16016 * Makefile.in (c-opts.o): Depend on c-tree.h.
16017 * c-common.c: Move down include of diagnostic.h.
16018 (done_lexing, c_cpp_error): New.
16019 * c-common.h (done_lexing): Declare.
16020 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
16022 * c-opts.c: Include c-tree.h.
16023 (c_common_init_options): Set preprocessor error callback.
16024 (c_common_handle_option): Do not set preprocessor
16025 inhibit_warnings, warnings_are_errors, warn_system_headers,
16026 pedantic_errors or inhibit_warnings flags.
16027 (c_common_post_options): Do not check cpp_errors (parse_in).
16028 (c_common_finish): Do not output dependencies if there were
16029 errors. Do not check return value of cpp_finish.
16030 * c-ppoutput.c (pp_file_change): Set input_location.
16031 * c-tree.h (c_cpp_error): Declare.
16032 * diagnostic.c (diagnostic_set_info_translated): Also initialize
16034 (diagnostic_build_prefix): Check override_column.
16035 * diagnostic.h (diagnostic_info): Add override_column field.
16036 (diagnostic_override_column): Define.
16038 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
16040 * c-common.c (c_expand_expr, c_staticp): Remove.
16041 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
16042 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
16043 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
16044 * c-gimplify.c (gimplify_compound_literal_expr,
16045 optimize_compound_literals_in_ctor): Remove.
16046 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
16047 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
16048 * c-semantics.c (emit_local_var): Remove.
16050 * langhooks-def.h (lhd_expand_expr): Remove.
16051 * langhooks.c (lhd_expand_expr): Remove.
16052 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
16054 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
16055 handling from c-semantics.c; don't call into langhook.
16056 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
16057 * gimplify.c (gimplify_compound_literal_expr,
16058 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
16059 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
16060 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
16061 as was done in c-gimplify.c.
16062 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
16063 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
16064 Move from c-common.h.
16065 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
16067 * tree.c (staticp): Do not call langhook.
16068 * langhooks.c (lhd_staticp): Delete.
16069 * langhooks-def.h (lhd_staticp): Delete prototype.
16070 (LANG_HOOKS_STATICP): Delete.
16071 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
16073 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
16074 instead of DECL_STMTs.
16076 2009-03-29 Joseph Myers <joseph@codesourcery.com>
16084 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
16086 (fold_call_expr): Return a NOP_EXPR from folding rather than the
16087 contained expression.
16088 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
16089 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
16090 conditional expressions for C.
16091 (decl_constant_value_for_optimization): Move from
16092 decl_constant_value_for_broken_optimization in c-typeck.c. Check
16093 whether optimizing and that the expression is a VAR_DECL not of
16094 array type instead of doing such checks in the caller. Do not
16095 check pedantic. Call gcc_unreachable for C++.
16096 * c-common.def (C_MAYBE_CONST_EXPR): New.
16097 * c-common.h (c_fully_fold, c_save_expr,
16098 decl_constant_value_for_optimization): New prototypes.
16099 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
16100 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
16101 EXPR_INT_CONST_OPERANDS): Define.
16102 * c-convert.c (convert): Strip nops from expression.
16103 * c-decl.c (groktypename): Take extra parameters expr and
16104 expr_const_operands. Update call to grokdeclarator.
16105 (start_decl): Update call to grokdeclarator. Add statement for
16106 expressions used in type of decl.
16107 (grokparm): Update call to grokdeclarator.
16108 (push_parm_decl): Update call to grokdeclarator.
16109 (build_compound_literal): Add parameter non_const and build a
16110 C_MAYBE_COSNT_EXPR if applicable.
16111 (grokdeclarator): Take extra parameters expr and
16112 expr_const_operands. Track expressions used in declaration
16113 specifiers and declarators. Fold array sizes and track whether
16114 they are constant expressions and whether they are integer
16115 constant expressions.
16116 (parser_xref_tag): Set expr and expr_const_operands fields in
16118 (grokfield): Update call to grokdeclarator.
16119 (start_function): Update call to grokdeclarator.
16120 (build_null_declspecs): Set expr and expr_const_operands fields in
16122 (declspecs_add_type): Handle expressions in typeof specifiers.
16123 * c-parser.c (c_parser_declspecs): Set expr and
16124 expr_const_operands fields for declaration specifiers.
16125 (c_parser_enum_specifier): Likewise.
16126 (c_parser_struct_or_union_specifier): Likewise.
16127 (c_parser_typeof_specifier): Likewise. Update call to
16128 groktypename. Fold expression as needed. Return expressions with
16129 type instead of adding statements.
16130 (c_parser_attributes): Update calls to c_parser_expr_list.
16131 (c_parser_statement_after_labels): Fold expression before passing
16132 to objc_build_throw_stmt.
16133 (c_parser_condition): Fold expression.
16134 (c_parser_asm_operands): Fold expression.
16135 (c_parser_conditional_expression): Use c_save_expr. Update call
16136 to build_conditional_expr.
16137 (c_parser_alignof_expression): Update call to groktypename.
16138 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
16139 original_code. Fold expression argument of va_arg. Create
16140 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
16141 argument to va_arg. Update calls to groktypename. Fold array
16142 index for offsetof. Verify that first argument to
16143 __builtin_choose_expr has integer type.
16144 (c_parser_postfix_expression_after_paren_type): Update calls to
16145 groktypename and build_compound_literal. Handle expressions with
16146 side effects in type name.
16147 (c_parser_postfix_expression_after_primary): Update call to
16148 c_parser_expr_list. Set original_code for calls to
16149 __builtin_constant_p.
16150 (c_parser_expr_list): Take extra parameter fold_p. Fold
16151 expressions if requested.
16152 (c_parser_objc_type_name): Update call to groktypename.
16153 (c_parser_objc_synchronized_statement): Fold expression.
16154 (c_parser_objc_receiver): Fold expression.
16155 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
16156 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
16157 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
16158 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
16159 (struct c_typespec): Add elements expr and expr_const_operands.
16160 (struct c_declspecs): Add elements expr and expr_const_operands.
16161 (groktypename, build_conditional_expr, build_compound_literal):
16163 (in_late_binary_op): Declare.
16164 * c-typeck.c (note_integer_operands): New function.
16165 (in_late_binary_op): New variable.
16166 (decl_constant_value_for_broken_optimization): Move to c-common.c
16167 and rename to decl_constant_value_for_optimization.
16168 (default_function_array_conversion): Do not strip nops.
16169 (default_conversion): Do not call
16170 decl_constant_value_for_broken_optimization.
16171 (build_array_ref): Do not fold result.
16172 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
16173 result when operand is a VLA.
16174 (c_expr_sizeof_type): Update call to groktypename. Handle
16175 expressions included in type name. Use C_MAYBE_CONST_EXPR for
16176 result when operand names a VLA type.
16177 (build_function_call): Update call to build_compound_literal.
16178 Only fold result for calls to __builtin_* functions. Strip
16179 NOP_EXPR from INTEGER_CST returned from such functions. Fold
16180 the function designator.
16181 (convert_arguments): Fold arguments. Update call to
16182 convert_for_assignment.
16183 (build_unary_op): Handle increment and decrement of
16184 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
16185 decrement earlier. Fold operand of increment and decrement.
16186 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
16187 built for integer operand. Wrap returns that are INTEGER_CSTs
16188 without being integer constant expressions or that have integer
16189 constant operands without being INTEGER_CSTs.
16190 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
16191 (build_conditional_expr): Add operand ifexp_bcp. Track whether
16192 result is an integer constant expression or can be used in
16193 unevaluated parts of one and avoid folding and wrap as
16194 appropriate. Fold operands before possibly doing -Wsign-compare
16196 (build_compound_expr): Wrap result for C99 if operands can be used
16197 in integer constant expressions.
16198 (build_c_cast): Update call to digest_init. Do not ignore
16199 overflow from casting floating-point constants to integers. Wrap
16200 results that could be confused with integer constant expressions,
16201 null pointer constants or floating-point constants.
16202 (c_cast_expr): Update call to groktypename. Handle expressions
16203 included in type name.
16204 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
16205 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
16206 Update calls to convert_for_assignment.
16207 (convert_for_assignment): Take new parameter
16208 null_pointer_constant. Do not strip nops or call
16209 decl_constant_value_for_broken_optimization. Set
16210 in_late_binary_op for conversions to boolean.
16211 (store_init_value): Update call to digest_init.
16212 (digest_init): Take new parameter null_pointer_constant. Do not
16213 call decl_constant_value_for_broken_optimization. pedwarn for
16214 initializers not constant expressions. Update calls to
16215 convert_for_assignment.
16216 (constructor_nonconst): New.
16217 (struct constructor_stack): Add nonconst element.
16218 (really_start_incremental_init, push_init_level, pop_init_level):
16219 Handle constructor_nonconst and nonconst element.
16220 (set_init_index): Call constant_expression_warning for array
16222 (output_init_element): Fold value. Set constructor_nonconst as
16223 applicable. pedwarn for initializers not constant expressions.
16224 Update call to digest_init. Call constant_expression_warning
16225 where constant initializers are required.
16226 (process_init_element): Use c_save_expr.
16227 (c_finish_goto_ptr): Fold expression.
16228 (c_finish_return): Fold return value. Update call to
16229 convert_for_assignment.
16230 (c_start_case): Fold switch expression.
16231 (c_process_expr_stmt): Fold expression.
16232 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
16233 ensure statement expression is not evaluated in constant expression.
16234 (build_binary_op): Track whether results are integer constant
16235 expressions or may occur in such, disable folding and wrap results
16236 as applicable. Fold operands for -Wsign-compare warnings unless
16238 (c_objc_common_truthvalue_conversion): Handle results folded to
16239 integer constants that are not integer constant expressions.
16240 * doc/extend.texi: Document when typeof operands are evaluated,
16241 that condition of __builtin_choose_expr is an integer constant
16242 expression, and more about use of __builtin_constant_p in
16245 2009-03-29 Richard Guenther <rguenther@suse.de>
16247 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
16248 propagate addresses of array references.
16250 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
16252 * regmove.c (perhaps_ends_bb_p): Remove.
16253 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
16254 from INSN and check that the main loop stays within that basic block.
16255 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
16256 (regmove_forward_pass): Split out from regmove_optimize. Use
16257 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
16258 (regmove_backward_pass): Split out from regmove_optimize. Use
16259 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
16260 (regmove_optimize): Simplify.
16262 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
16265 * config/i386/i386.c (classify_argument): Ignore flexible array
16266 member in struct and warn ABI change.
16268 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
16270 * config/i386/i386-protos.h (ix86_agi_dependent): New.
16272 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
16273 (ix86_adjust_cost): Updated.
16275 2009-03-29 Jan Hubicka <jh@suse.cz>
16277 PR middle-end/28850
16278 * tree-pass.h (pass_cleanup_eh): New function.
16279 (remove_unreachable_regions): Break code handling RTL
16280 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
16281 that can not be reached by runtime.
16282 (can_be_reached_by_runtime): New function.
16283 (label_to_region_map): New function.
16284 (num_eh_regions): New function.
16285 (rtl_remove_unreachable_regions): New function.
16286 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
16287 (remove_eh_region): New function.
16288 * except.h: Include sbitmap and vecprim.
16289 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
16290 num_eh_regions): Declare.
16291 * passes.c (init_optimization_passes): Schedule cleanup_eh.
16292 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
16293 * tree-eh.c (tree_remove_unreachable_handlers): New function.
16294 (tree_empty_eh_handler_p): New function.
16295 (cleanup_empty_eh): New function.
16296 (cleanup_eh): New function.
16297 (pass_cleanup_eh): New function.
16299 2009-03-29 Jan Hubicka <jh@suse.cz>
16301 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
16302 for removed regions.
16304 2009-03-29 Jan Hubicka <jh@suse.cz>
16306 * except.c (dump_eh_tree): Dump all datastructures.
16308 2009-03-29 Jan Hubicka <jh@suse.cz>
16310 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
16311 (duplicate_eh_regions_1): Likewise.
16312 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
16313 vector; call EH verification.
16314 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
16315 Be ready for region being removed.
16317 2009-03-29 Jan Hubicka <jh@suse.cz>
16319 * bitmap.c (bitmap_last_set_bit): New function.
16320 * bitmap.h (bitmap_last_set_bit): Declare.
16322 2009-03-29 David Ayers <ayers@fsfe.org>
16325 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
16326 by calling objc_compare_types and surpress warnings about
16327 incompatible C pointers that are compatible ObjC pointers.
16329 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
16331 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
16332 call initialize_inline_failed.
16333 (initialize_inline_failed): Move it from here ...
16334 * cgraph.c (initialize_inline_failed): ... to here.
16335 (cgraph_create_edge): Call initialize_inline_failed rather than
16336 setting inline_failed directly.
16338 2009-03-29 Ben Elliston <bje@au.ibm.com>
16341 * sysv4.opt (msdata): Improve comment.
16342 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
16343 * sysv4.h (SVR4_ASM_SPEC): Likewise.
16345 2009-03-29 Ben Elliston <bje@au.ibm.com>
16348 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
16349 load and store attributes.
16351 2009-03-29 Ben Elliston <bje@au.ibm.com>
16353 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
16354 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
16355 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
16356 * doc/extend.texi (X86 Built-in Functions): Add index entries for
16357 __builtin_infq and __builtin_huge_valq.
16359 2009-03-28 Anatoly Sokolov <aesok@post.ru>
16361 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
16363 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
16364 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
16366 2009-03-28 Xinliang David Li <davidxl@google.com>
16368 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
16369 (do_dbg_cnt): New function.
16371 2009-03-28 Jan Hubicka <jh@suse.cz>
16373 Merge from pretty-ipa:
16375 2009-03-27 Jan Hubicka <jh@suse.cz>
16377 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
16378 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
16379 * passes.c (function_called_by_processed_nodes_p): New.
16380 * ipa-pure-const.c (check_call): Fix handling of operands.
16381 (analyze_function): Dump debug output for skipped bodies.
16382 (local_pure_const): Use function_called_by_processed_nodes_p.
16383 * dwarf2out.c (reference_to_unused): Use output.
16384 * passes.c (do_per_function_toporder): Likewise.
16386 2008-11-12 Jan Hubicka <jh@suse.cz>
16388 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
16389 * ipa-pure-const.c (funct_state_d): Add can throw field; make
16390 state_set_in_source enum
16391 (check_decl): Ignore memory tags; do not set fake looping flags;
16393 (check_operand, check_tree, check_rhs_var, check_lhs_var,
16394 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
16395 (check_call, analyze_function): Rewrite.
16397 (add_new_function): Update call of analyze_function.
16398 (generate_summary): Add call of analyze_function.
16399 (propagate): Propagate can_throw; handle state_set_in_source correctly.
16400 (local_pure_const): New function.
16401 (pass_local_pure_const): New pass.
16402 * ipa-inline.c (inline_transform): Set after_inlining.
16403 * tree-eh.c (stmt_can_throw_external): New.
16404 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
16405 work with aliasing built.
16406 * tree-flow.h (stmt_can_throw_external): New.
16407 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
16408 and local pure/const pass in early and late optimization queue.
16410 2009-03-28 Martin Jambor <mjambor@suse.cz>
16412 * fold-const.c (get_pointer_modulus_and_residue): New parameter
16414 (fold_binary): Allow function decl aligment consideration is the
16415 second argument is integer constant one.
16416 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
16417 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
16418 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
16420 2009-03-28 Jan Hubicka <jh@suse.cz>
16422 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
16423 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
16424 * function.h (rtl_data): Add nothrow flag.
16425 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
16426 set DECL_NOTHROW for AVAILABLE functions.
16428 2009-03-28 Jakub Jelinek <jakub@redhat.com>
16430 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
16431 following vector keyword has expansion starting with pixel or bool
16432 keyword, expand vector to __vector and pixel or bool to __pixel or
16436 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
16437 warn_if_disallowed_function_p): Removed.
16438 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
16439 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
16440 warning_if_disallowed_function_p.
16441 * flags.h (warn_if_disallowed_function_p,
16442 warn_disallowed_functions): Removed.
16443 * common.opt (Wdisallowed-function-list=): Removed.
16444 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
16446 2009-03-28 Richard Guenther <rguenther@suse.de>
16448 PR tree-optimization/38723
16449 * tree-ssa-pre.c (compute_avail): Add all default definitions to
16452 2009-03-28 Jan Hubicka <jh@suse.cz>
16454 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
16455 test introduced by my previous patch.
16457 2009-03-28 Richard Guenther <rguenther@suse.de>
16459 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
16460 the PHIs value undefined.
16462 2009-03-28 Jan Hubicka <jh@suse.cz>
16464 * tree-pass.h (pass_fixup_cfg): New pass.
16465 * ipa-inline.c (inline_transform): Set
16466 always_inline_functions_inlined/after_inlining.
16467 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
16468 (pass_fixup_cfg): New pass.
16469 * passes.c (init_optimization_passes): Add fixup_cfg.
16471 2009-03-28 Richard Guenther <rguenther@suse.de>
16473 PR tree-optimization/38458
16474 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
16475 argument use the arguments copy-of value.
16477 2009-03-28 Richard Guenther <rguenther@suse.de>
16479 PR tree-optimization/38180
16480 * tree-ssa-ccp.c (get_default_value): Simplify.
16481 (likely_value): Likewise.
16482 (surely_varying_stmt_p): Properly handle VOP case.
16483 (ccp_initialize): Likewise.
16484 (ccp_fold): Handle propagating through *&.
16485 (fold_const_aggregate_ref): Also handle decls.
16487 2009-03-28 Jan Hubicka <jh@suse.cz>
16489 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
16490 * cgraph.h (cgraph_node): Likewise.
16491 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
16492 (cgraph_reset_node): Use process flag.
16493 (cgraph_mark_functions_to_output): Likewise.
16494 (cgraph_expand_function): Likewise.
16495 (cgraph_expand_all_functions): Likewise.
16496 (cgraph_output_in_order): Likewise.
16497 * dwarf2out.c (reference_to_unused): Likewise.
16498 * passes.c do_per_function_toporder): Likewise.
16500 2009-03-28 Jan Hubicka <jh@suse.cz>
16502 Bring from lto-branch:
16504 2008-09-03 Doug Kwan <dougkwan@google.com>
16506 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
16507 enums instead of reason strings.
16508 * cgraph.c (cgraph_create_edge): Same.
16509 (cgraph_inline_failed_string): New function.
16510 * cgraph.h (cgraph_inline_failed_t): New enum type.
16511 (cgraph_inline_failed_string): New prototype.
16512 (struct cgraph_edge): Change type of INLINED_FAILED from constant
16513 char pointer to cgraph_inline_failed_t.
16514 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
16515 (cgraph_default_inline_p): Ditto.
16516 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
16517 to cgraph_inline_failed_t pointer.
16518 * cif-code.def: New file.
16519 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
16521 (cgraph_check_inline_limits): Change type of REASON to pointer to
16522 cgraph_inline_failed_t. Replace reason strings with enums.
16523 (cgraph_default_inline_p): Ditto.
16524 (cgraph_recursive_inlining_p): Ditto.
16525 (update_caller_keys): Change type of FAILED_REASON to
16526 cgraph_inline_failed_t.
16527 (cgraph_set_inline_failed): Change type of REASON to pointer to
16528 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
16529 convert enums to strings for text output.
16530 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
16531 to be of type cgraph_inline_failed_t. Replace reason strings with
16532 enums. Call cgraph_inline_failed_string to covert enums
16533 to strings for text output.
16534 (cgraph_decide_inlining): Replace reason strings with enums.
16535 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
16536 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
16538 * tree-inline.c (expand_call_inline): Change type of REASON
16539 to cgraph_inline_failed_t. Replace reason strings with enums.
16540 Call cgraph_inline_failed_string for text output.
16541 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
16544 2009-03-28 Jan Hubicka <jh@suse.cz>
16546 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
16547 cgraph_clone_node): Remove master clone handling.
16548 (cgraph_is_master_clone, cgraph_master_clone): Remove.
16549 * cgraph.h (master_clone): Remove.
16550 (cgraph_is_master_clone, cgraph_master_clone): Remove.
16551 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
16552 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
16554 2009-03-28 Jan Hubicka <jh@suse.cz>
16556 * cgraph.c (cgraph_function_body_availability): Functions declared
16557 inline are always safe to assume that it is not going to be replaced.
16559 2009-03-28 Richard Guenther <rguenther@suse.de>
16561 PR tree-optimization/38513
16562 * tree-ssa-pre.c (eliminate): Remove redundant stores.
16563 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
16564 EXC_PTR_EXPR and FILTER_EXPR.
16565 (get_ref_from_reference_ops): Likewise.
16567 2009-03-28 Richard Guenther <rguenther@suse.de>
16569 PR tree-optimization/38968
16570 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
16571 Use FLOOR_MOD_EXPR to compute misalignment.
16573 2009-03-28 Richard Guenther <rguenther@suse.de>
16575 PR tree-optimization/37795
16576 * tree.h (combine_comparisons): Declare.
16577 * fold-const.c (combine_comparisons): Export.
16578 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
16580 (ifcombine_iforif): Use combine_comparisons.
16582 2009-03-28 Jan Hubicka <jh@suse.cz>
16584 * tree-eh.c (inlinable_call_p): New function.
16585 (make_eh_edges): Use it.
16586 (verify_eh_edges): Use it.
16587 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
16588 * except.c (reachable_next_level): Add inlinable_function argument
16589 (sjlj_find_directly_reachable_regions): Update.
16590 (add_reachable_handler): Do not set saw_any_handlers.
16591 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
16592 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
16593 Add new inlinable call parameter.
16594 (can_throw_internal, can_throw_external): Update.
16595 * except.h (can_throw_internal_1, can_throw_external_1,
16596 foreach_reachable_handler): Update declaration.
16598 2009-03-28 Joseph Myers <joseph@codesourcery.com>
16600 * config/arm/t-arm-coff, config/h8300/coff.h,
16601 config/i386/i386-aout.h, config/i386/i386-coff.h,
16602 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
16603 config/pdp11/2bsd.h, config/rs6000/aix41.h,
16604 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
16605 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
16606 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
16607 sys-types.h: Remove.
16608 * Makefile.in: Remove protoize and fixproto support and references
16610 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
16611 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
16613 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
16614 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
16615 unprotoize$(exeext).
16616 (rest.encap): Don't depend on $(STMP_FIXPROTO)
16617 (.PHONY): Don't depend on proto.
16618 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
16619 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
16620 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
16621 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
16622 build/gen-protos.o, build/scan.o, xsys-protos.h,
16623 build/fix-header$(build_exeext), build/fix-header.o,
16624 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
16625 stmp-install-fixproto): Remove.
16626 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
16627 SYSCALLS.c or fixproto files.
16628 (install-common): Don't install protoize.
16629 (install-headers-tar, install-headers-cpio, install-headers-cp):
16630 Don't depend on $(STMP_FIXPROTO).
16631 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
16632 install fixproto files or write out fixproto settings.
16633 (uninstall): Don't uninstall protoize.
16634 * config.gcc (use_fixproto): Remove.
16635 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
16636 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
16637 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
16638 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
16639 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
16640 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
16641 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
16642 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
16643 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
16644 * config/t-vxworks (STMP_FIXPROTO): Remove.
16645 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
16646 STMP_FIXPROTO): Remove.
16647 * config.in, configure: Regenerate.
16648 * crtstuff.c (gid_t, uid_t): Don't undefine.
16649 * doc/install.texi: Change m68k-coff to m68k-elf in example.
16650 (arm-*-coff, arm-*-aout: Remove target entries.
16651 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
16652 Remove mention of AIX 4.1.
16653 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
16654 * doc/invoke.texi (Running Protoize): Remove.
16655 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
16656 (Protoize Caveats): Remove.
16657 * tsystem.h: Update comments on headers assumed to exist.
16659 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
16661 * genautomata.c: Add a new year to the copyright. Add a new
16663 (struct insn_reserv_decl): Add comments for member bypass_list.
16664 (find_bypass): Remove.
16665 (insert_bypass): New.
16666 (process_decls): Use insert_bypass.
16667 (output_internal_insn_latency_func): Output all bypasses with the
16668 same input insn in one switch case.
16670 * rtl.def (define_bypass): Describe bypass choice.
16671 * doc/md.texi (define_bypass): Ditto.
16673 2009-03-27 Richard Guenther <rguenther@suse.de>
16675 * gimplify.c (mark_addressable): Export.
16676 * tree-flow.h (mark_addressable): Declare.
16677 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
16678 * tree-ssa.c (verify_phi_args): Verify that address taken
16679 variables have TREE_ADDRESSABLE set.
16681 2009-03-27 Richard Guenther <rguenther@suse.de>
16683 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
16684 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
16685 Do not mark decls TREE_ADDRESSABLE.
16686 (build_fold_addr_expr): Adjust.
16687 (fold_addr_expr): Remove.
16688 (fold_unary): Use build_fold_addr_expr.
16689 (fold_comparison): Likewise.
16690 (split_address_to_core_and_offset): Likewise.
16691 * coverage.c (tree_coverage_counter_addr): Mark the array decl
16693 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
16694 (gimplify_modify_expr_to_memcpy): Mark source and destination
16696 * omp-low.c (create_omp_child_function): Mark the object decl
16698 (lower_rec_input_clauses): Mark the var we take the address of
16700 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
16702 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
16704 PR middle-end/39315
16705 * cfgexpand.c (expand_one_stack_var_at): Change alignment
16706 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
16708 2009-03-27 Richard Guenther <rguenther@suse.de>
16710 PR tree-optimization/39120
16711 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
16713 (handle_lhs_call): Process return constraints. Add escape
16714 constraints if necessary.
16715 (handle_const_call): Fill out return constraints. Make nested
16716 case more precise. Avoid consttmp if possible.
16717 (handle_pure_call): Fill out return constraints. Avoid
16718 callused if possible.
16719 (find_func_aliases): Simplify call handling.
16721 2009-03-27 Richard Guenther <rguenther@suse.de>
16723 PR tree-optimization/39120
16724 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
16725 as a representative.
16726 (solve_graph): Do propagate CALLUSED.
16727 (handle_pure_call): Use a scalar constraint from CALLUSED for
16729 (find_what_p_points_to): CALLUSED shall not appear in poins-to
16732 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
16735 * c-common.c (handle_aligned_attribute): Properly check alignment
16736 overflow. Use (1U << i) instead of (1 << i).
16738 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
16740 * expr.h (get_mem_align_offset): Updated.
16742 * tree.h (tree_decl_common): Change align to "unsigned int" and
16743 move it before pointer_alias_set.
16745 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
16746 Jakub Jelinek <jakub@redhat.com>
16749 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
16750 gr_register_operand with gr_reg_or_0_operand.
16751 (cmpxchg_rel_di): Likewise.
16752 (sync_lock_test_and_set<mode>): Likewise.
16754 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
16756 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
16757 (true_regnum): Likewise.
16759 * rtlanal.c (subreg_info): Moved to ...
16760 * rtl.h (subreg_info): Here. New.
16761 (subreg_get_info): New.
16763 * rtlanal.c (subreg_get_info): Make it extern.
16765 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
16768 * config/i386/i386.c (ix86_abi): New.
16769 (override_options): Handle -mabi=.
16770 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
16771 (ix86_call_abi_override): Likewise.
16772 (init_cumulative_args): Likewise.
16773 (function_arg_advance): Likewise.
16774 (function_arg_64): Likewise.
16775 (function_arg): Likewise.
16776 (ix86_pass_by_reference): Likewise.
16777 (ix86_function_value_regno_p): Likewise.
16778 (ix86_build_builtin_va_list_abi): Likewise.
16779 (setup_incoming_varargs_64): Likewise.
16780 (is_va_list_char_pointer): Likewise.
16781 (ix86_init_machine_status): Likewise.
16782 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
16783 (ix86_function_type_abi): Return enum calling_abi. Rewrite
16784 for 64bit. Replace DEFAULT_ABI with ix86_abi.
16785 (ix86_function_abi): Make it static and return enum calling_abi.
16786 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
16788 (ix86_fn_abi_va_list): Updated.
16790 * config/i386/i386.h (ix86_abi): New.
16791 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
16792 (CONDITIONAL_REGISTER_USAGE): Likewise.
16793 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
16794 (machine_function): Likewise.
16796 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
16798 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
16799 (STACK_BOUNDARY): Likewise.
16800 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
16802 * config/i386/i386.opt (mabi=): New.
16804 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
16805 return enum calling_abi.
16806 (ix86_function_type_abi): Likewise.
16807 (ix86_function_abi): Removed.
16809 * doc/invoke.texi: Document -mabi= option for x86.
16811 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16813 * builtins.c (real_dconstp): Delete.
16814 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
16816 2009-03-27 Dodji Seketeli <dodji@redhat.com>
16817 Jakub Jelinek <jakub@redhat.com>
16820 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
16821 (gen_subprogram_die): When a function is explicit, generate the
16822 DW_AT_explicit attribute.
16823 * langhooks.h (struct lang_hooks_for_decls): Add
16824 function_decl_explicit_p langhook.
16825 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
16826 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
16828 2009-03-27 Jakub Jelinek <jakub@redhat.com>
16830 * builtins.c (fold_builtin_memory_op): Optimize memmove
16831 into memcpy if we can prove source and destination don't overlap.
16833 * tree-inline.c: Include gt-tree-inline.h.
16834 (clone_fn_id_num): New variable.
16835 (clone_function_name): New function.
16836 (tree_function_versioning): Use it.
16837 * Makefile.in (GTFILES): Add tree-inline.c.
16839 2009-03-27 Mark Mitchell <mark@codesourcery.com>
16841 * BASE-VER: Change to 4.5.0.
16843 2009-03-27 Xinliang David Li <davidxl@google.com>
16845 PR tree-optimization/39557
16846 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
16848 2009-03-27 Xinliang David Li <davidxl@google.com>
16850 PR tree-optimization/39548
16851 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
16854 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
16856 * c-common.c (pointer_int_sum): Use %wd on return from
16859 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
16861 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
16862 on return from tree_low_cst.
16864 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
16867 * ginclude/stdarg.h (va_copy): Define also for
16868 __GXX_EXPERIMENTAL_CXX0X__.
16870 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16873 * builtins.h (c_strlen): Do not warn here.
16874 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
16875 * c-common.c (pointer_int_sum): Take an explicit location.
16876 Warn about offsets out of bounds.
16877 * c-common.h (pointer_int_sum): Adjust declaration.
16879 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16881 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
16884 2009-03-26 Jakub Jelinek <jakub@redhat.com>
16887 * opts.c (warn_if_disallowed_function_p): Don't assume
16888 get_callee_fndecl must return non-NULL.
16890 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
16892 PR rtl-optimization/39522
16893 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
16894 when reg_reloaded_valid is set.
16896 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
16898 * config/spu/divv2df3.c: New file.
16899 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
16900 (DPBIT_FUNCS): Filter out _div_df.
16902 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
16904 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
16905 a jump insn, count that jump in the distance to the loop start.
16907 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
16910 * config/sh/sh.c (calc_live_regs): Fix condition for global
16911 registers except PIC_OFFSET_TABLE_REGNUM.
16913 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
16916 * doc/invoke.texi (-mconsole): New.
16918 (-mno-cygwin): New.
16920 (-mnop-fun-dllimport): New.
16924 (sub section "i386 and x86-64 Windows Options"): New.
16926 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
16928 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
16929 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
16931 2009-03-25 Richard Guenther <rguenther@suse.de>
16933 PR middle-end/39497
16934 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
16937 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
16939 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
16940 neither of haifa/selective schedulers are working.
16942 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16944 * doc/invoke.texi (Debugging Options): Fix description of
16945 -fno-merge-debug-strings.
16947 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
16949 * config/cris/libgcc.ver: New version-script.
16950 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
16952 * configure.ac <GAS features, nop mnemonic>: Add pattern
16953 crisv32-*-* for "nop".
16954 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
16955 * configure: Regenerate.
16957 2009-03-24 Ira Rosen <irar@il.ibm.com>
16959 PR tree-optimization/39529
16960 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
16961 mark_sym_for_renaming for the tag copied to the new vector
16964 2009-03-24 Arthur Loiret <aloiret@debian.org>
16966 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
16967 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
16968 EXTRA_SPEC_FUNCTIONS.
16969 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
16970 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
16971 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
16972 -march and -mtune options.
16974 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
16976 * config/m68k/t-rtems: Add m5329 multilib.
16978 2009-03-24 Dodji Seketeli <dodji@redhat.com>
16979 Jakub Jelinek <jakub@redhat.com>
16982 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
16985 2009-03-23 Jakub Jelinek <jakub@redhat.com>
16988 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
16989 instead of c_parser_expression_conv, if original_code isn't one of the
16990 4 allowed comparison codes, fail.
16992 2009-03-23 Richard Guenther <rguenther@suse.de>
16994 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
16995 * tree.h (struct tree_type): Likewise.
16996 * reload.h (struct insn_chain): Likewise.
16997 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
16998 * function.h (struct function): Likewise.
16999 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
17001 2009-03-23 Jakub Jelinek <jakub@redhat.com>
17003 PR tree-optimization/39516
17004 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
17006 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
17008 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
17009 should be set true if BITS_PER_WORD of target is bigger than 32
17011 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
17013 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
17014 Translate -B-options to -rpath-link. Correct existing
17015 rpath-link and conditionalize on !nostdlib.
17017 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17019 * doc/extend.texi (Function Attributes, Variable Attributes):
17021 * doc/invoke.texi (Debugging Options, Optimize Options)
17022 (i386 and x86-64 Options, MCore Options): Likewise.
17024 2009-03-20 Jakub Jelinek <jakub@redhat.com>
17027 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
17028 it for block local namespace aliases.
17029 (gen_decl_die): Pass context_die to gen_namespace_die.
17031 2009-03-19 Jakub Jelinek <jakub@redhat.com>
17034 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
17035 minimum or maximum value.
17037 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
17039 * reginfo.c (globalize_reg): Recompute derived reg sets.
17041 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
17044 * libgcc2.c (mprotect): Do not use signed arguments for
17045 VirtualProtect, use DWORD arguments. Also fix the 'may
17046 be used uninitialized' warning for the np variable.
17048 2009-03-19 Jakub Jelinek <jakub@redhat.com>
17051 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
17052 functions using regparm calling conventions when not optimizing.
17053 (ix86_function_sseregparm): Similarly for sseregparm calling
17056 2009-03-19 Li Feng <nemokingdom@gmail.com>
17058 PR middle-end/39500
17059 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
17060 dependence if the first conflict is after niter iterations.
17062 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
17064 PR middle-end/38609
17065 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
17066 functions with dynamic stack-pointer adjustments.
17068 2009-03-19 Ben Elliston <bje@au.ibm.com>
17070 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
17071 option; change to -msdata=data.
17073 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17075 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
17078 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
17081 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
17083 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
17085 * doc/invoke.texi (Code Gen Options): Expand discussion of
17088 2009-03-18 Jakub Jelinek <jakub@redhat.com>
17090 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
17091 * matrix-reorg.c (struct matrix_info): Likewise.
17092 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
17093 * rtl.h (struct mem_attrs): Likewise.
17094 * df.h (struct df): Likewise.
17095 * tree-data-ref.h (struct data_dependence_relation): Likewise.
17096 * ira-int.h (struct ira_allocno): Likewise.
17097 * df-scan.c (struct df_collection_rec): Likewise.
17098 * ira.c (struct equivalence): Likewise.
17099 * function.c (struct temp_slot): Likewise.
17100 * cfgloop.h (struct loop): Likewise.
17103 * function.c (use_register_for_decl): When not optimizing, disregard
17104 register keyword for variables with types containing methods.
17106 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
17108 PR middle-end/39447
17109 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
17110 (is_simple_operand): Call contains_component_ref_p before calling data
17111 reference analysis that would fail on COMPONENT_REFs.
17113 * tree-vrp.c (search_for_addr_array): Fix formatting.
17115 2009-03-18 Richard Guenther <rguenther@suse.de>
17117 * tree-vect-transform.c (vect_loop_versioning): Fold the
17118 generated comparisons.
17119 * tree-vectorizer.c (set_prologue_iterations): Likewise.
17120 (slpeel_tree_peel_loop_to_edge): Likewise.
17122 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17124 PR middle-end/37805
17125 * opts.c (print_specific_help): In addition to `undocumented',
17126 accept `separate' and `joined' flags if passed alone. Describe
17127 output by the first matched one of those.
17128 (common_handle_option): Skip over empty strings.
17129 * gcc.c (display_help): Fix help string for `--help='.
17130 * doc/invoke.texi (Option Summary, Overall Options): With
17131 `--help=', classes and qualifiers can both be repeated, but
17132 only the latter can be negated. One should not pass only
17133 negated qualifiers. Fix markup and examples.
17136 2008-10-14 Jakub Jelinek <jakub@redhat.com>
17137 PR middle-end/37805
17138 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
17139 and -fhelp=separate.
17141 2009-03-17 Jing Yu <jingyu@google.com>
17143 PR middle-end/39378
17144 * function.h (struct rtl_data): Move is_thunk from here...
17145 (struct function): ...to here.
17146 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
17147 * varasm.c (assemble_start_function): Change is_thunk from crtl to
17149 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
17151 (alpha_does_function_need_gp, alpha_start_function): Likewise.
17152 (alpha_output_function_end_prologue): Likewise.
17153 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
17154 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
17155 (rs6000_output_function_epilogue): Likewise.
17156 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
17158 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
17161 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
17162 from different units in a single alternative.
17163 (*truncdfsf_i387): Ditto.
17164 (*truncxfsf2_mixed): Ditto.
17165 (*truncxfdf2_mixed): Ditto.
17167 2009-03-17 Jakub Jelinek <jakub@redhat.com>
17169 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
17170 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
17173 * tree-ssa-live.c (remove_unused_locals): Don't remove local
17174 unused non-artificial variables when not optimizing.
17177 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
17178 DW_TAG_imported_module even if decl is IMPORTED_DECL with
17179 NAMESPACE_DECL in its DECL_INITIAL.
17181 PR middle-end/39443
17182 * optabs.c (set_user_assembler_libfunc): New function.
17183 * expr.h (set_user_assembler_libfunc): New prototype.
17184 * c-common.c: Include libfuncs.h.
17185 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
17186 for memcmp, memset, memcpy, memmove and abort.
17187 * Makefile.in (c-common.o): Depend on libfuncs.h.
17190 * dwarf2out.c (gen_inlined_enumeration_type_die,
17191 gen_inlined_structure_type_die, gen_inlined_union_type_die,
17192 gen_tagged_type_instantiation_die): Removed.
17193 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
17196 2009-03-17 Janis Johnson <janis187@us.ibm.com>
17199 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
17201 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
17202 (check-parallel-%): Ditto.
17203 (check-consistency): Ditto.
17205 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
17207 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
17208 local variable rhs by NULL_TREE.
17210 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
17213 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
17215 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
17218 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
17220 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
17223 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
17224 for ms->sysv ABI calls only in 64bit mode.
17226 * config/i386/i386.md (untyped_call): Support 32bit.
17228 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
17230 * doc/extend.texi: Replace x86_65 with x86_64.
17232 2009-03-16 Jakub Jelinek <jakub@redhat.com>
17234 PR tree-optimization/39455
17235 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
17236 mismatches for POINTER_TYPE_P (type).
17237 (number_of_iterations_le): Likewise.
17239 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
17241 * config/picochip/picochip.c: Removed profiling support.
17242 * config/picochip/picochip.md: Removed profiling instruction.
17243 * config/picochip/picochip.h: Removed profiling builtin.
17245 2009-03-16 Joseph Myers <joseph@codesourcery.com>
17247 * doc/install.texi (--with-host-libstdcxx): Document.
17249 2009-03-14 Anatoly Sokolov <aesok@post.ru>
17252 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
17253 generate a warning if the function name does not begin with
17254 "__vector" and the function has either the 'signal' or 'interrupt'
17255 attribute, from here to ...
17256 (avr_declare_function_name): ...here. New function.
17257 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
17258 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
17260 2009-03-14 Jakub Jelinek <jakub@redhat.com>
17263 * cse.c (fold_rtx): Don't modify original const_arg1 when
17264 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
17265 separate variable instead.
17266 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
17267 from out of range shift counts.
17268 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
17270 2009-03-13 Catherine Moore <clm@codesourcery.com>
17272 * config/i386/x-mingw32 (host-mingw32.o): Replace
17273 diagnostic.h with $(DIAGNOSTIC_H).
17275 2009-03-12 Jakub Jelinek <jakub@redhat.com>
17278 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
17280 * config/i386/sync.md (sync_compare_and_swap<mode>,
17281 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
17282 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
17284 (sync_double_compare_and_swapdi_pic,
17285 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
17286 cmpxchg8b_pic_memory_operand instead of just memory_operand.
17288 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
17291 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
17293 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
17296 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
17297 (avx_addsubv4df3): Likewise.
17298 (*avx_addsubv4sf3): Likewise.
17299 (sse3_addsubv4sf3): Likewise.
17301 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
17304 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
17306 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
17309 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
17310 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
17311 registers for allocnos created from user-defined variables.
17313 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
17316 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
17317 of non-integer mode as well.
17319 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
17321 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
17322 for functions for which the parameter types are unknown.
17324 2009-03-11 Jakub Jelinek <jakub@redhat.com>
17327 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
17328 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
17329 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
17330 * config/i386/i386.c (ix86_local_alignment): For
17331 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
17332 long long variables on the stack to avoid dynamic realignment.
17333 Allow the first argument to be a decl rather than type.
17334 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
17336 2009-03-11 Nick Clifton <nickc@redhat.com>
17339 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
17341 Add description to mno-lsim option.
17342 * config/mcore/mcore.h: Remove comment about deprecated m4align
17344 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
17345 * doc/invoke.texi: Add description of mno-lsim and
17346 mstack-increment options.
17348 * config/fr30/fr30.opt: Document the -mno-lsim option.
17349 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
17350 and -mno-lsim options.
17352 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
17354 * fold-const.c (fold_comparison): Only call fold_inf_compare
17355 if the mode supports infinities.
17357 2009-03-11 Jason Merrill <jason@redhat.com>
17360 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
17361 end already did. Notice GIMPLE_CALL modifications of the result.
17362 Don't copy debug information from an ignored decl or a decl from
17365 2009-03-10 Richard Guenther <rguenther@suse.de>
17366 Nathan Froyd <froydnj@codesourcery.com>
17368 PR middle-end/37850
17369 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
17370 (__divMODE3): Likewise.
17372 2009-03-09 Jakub Jelinek <jakub@redhat.com>
17374 PR tree-optimization/39394
17375 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
17376 DECL_SIZE_UNIT of variable length FIELD_DECLs.
17378 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
17380 * recog.c (verfiy_changes): Disallow renaming of hard regs in
17381 inline asms for register asm ("") declarations.
17383 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
17385 * fold-const.c (fold_unary): Fix comment.
17387 2009-03-07 Jan Hubicka <jh@suse.cz>
17390 * tree-inline.c (setup_one_parameter): Do replacement of const
17391 argument by constant in SSA form.
17393 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
17395 PR middle-end/38028
17396 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
17397 determine alignment passed to assign_stack_local.
17398 (assign_parms_unsplit_complex): Likewise.
17399 * except.c (sjlj_build_landing_pads): Likewise.
17401 2009-03-06 Jakub Jelinek <jakub@redhat.com>
17403 PR middle-end/39360
17404 * tree-flow.h (add_referenced_var): Return bool instead of void.
17405 * tree-dfa.c (add_referenced_var): Return result of
17406 referenced_var_check_and_insert call.
17407 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
17408 of referenced_var_check_and_insert.
17411 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
17412 (gen_variable_die): Emit DW_AT_location on abstract static variable's
17413 DIE, don't emit it if abstract origin already has it.
17414 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
17415 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
17417 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
17419 * genpreds.c (needs_variable): Fix parentheses at variable name
17421 (write_tm_constrs_h): Indent generated code.
17423 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
17425 * doc/extend.texi (Function Attributes): Add documentation
17426 for isr attributes.
17428 2009-03-06 Jakub Jelinek <jakub@redhat.com>
17431 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
17432 take locus from its DECL_SOURCE_LOCATION instead of input_location.
17434 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
17436 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
17439 2009-03-05 Jakub Jelinek <jakub@redhat.com>
17442 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
17443 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
17445 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
17447 * config/i386/i386.md (R8_REG, R9_REG): New constants.
17448 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
17449 constants instead of magic numbers.
17450 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
17452 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
17453 (x86_64_ms_abi_int_parameter_registers): Ditto.
17454 (x86_64_int_return_registers): Ditto.
17455 (ix86_maybe_switch_abi): Ditto.
17456 (ix86_expand_call): Ditto for clobbered_registers array.
17457 (ix86_hard_regno_mode_ok): Ditto.
17458 (x86_extended_QIreg_mentioned_p): Ditto.
17460 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
17462 PR tree-optimization/39349
17463 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
17465 * combine.c (gen_lowpart_for_combine): Use omode when generating
17468 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
17470 PR rtl-optimization/39235
17471 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
17473 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
17475 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
17477 2009-03-04 Richard Guenther <rguenther@suse.de>
17479 PR tree-optimization/39362
17480 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
17481 that occur in abnormal PHIs should be varying.
17483 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
17485 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
17487 (simple_iv): Take loop as an argument instead of statement.
17488 * tree-scalar-evolution.h (simple_iv): Declaration changed.
17489 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
17491 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
17493 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
17494 * matrix-reorg.c (analyze_transpose): Ditto.
17495 * tree-data-ref.c (dr_analyze_innermost): Ditto.
17496 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
17497 * tree-predcom.c (ref_at_iteration): Ditto.
17498 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
17500 2009-03-04 Richard Guenther <rguenther@suse.de>
17502 PR tree-optimization/39358
17503 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
17504 escaped_id and callused_id.
17505 (solve_graph): Likewise.
17507 2009-03-04 Richard Guenther <rguenther@suse.de>
17509 PR tree-optimization/39339
17510 * tree-sra.c (try_instantiate_multiple_fields): Make it
17511 no longer ICE on the above.
17513 2009-03-03 Joseph Myers <joseph@codesourcery.com>
17515 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
17516 that fits within Pmode.
17518 2009-03-03 Steve Ellcey <sje@cup.hp.com>
17520 PR middle-end/10109
17521 * tm.texi (LIBCALL_VALUE): Update description.
17523 2009-03-03 Steve Ellcey <sje@cup.hp.com>
17525 PR middle-end/34443
17526 * doc/extend.texi (section): Update description.
17528 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
17530 PR middle-end/39345
17531 * tree-inline.c (remapped_type): New.
17532 (can_be_nonlocal): Call remapped_type instead of remap_type.
17534 2009-03-03 Jakub Jelinek <jakub@redhat.com>
17537 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
17538 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
17540 2009-03-03 Richard Guenther <rguenther@suse.de>
17542 PR middle-end/39272
17543 * tree.c (tree_nonartificial_location): New function.
17544 * tree.h (tree_nonartificial_location): Declare.
17545 * builtins.c (expand_builtin_memory_chk): Provide location
17546 of the call location for artificial function pieces.
17547 (maybe_emit_chk_warning): Likewise.
17548 (maybe_emit_sprintf_chk_warning): Likewise.
17549 (maybe_emit_free_warning): Likewise.
17550 * expr.c (expand_expr_real_1): Likewise.
17552 2009-03-03 Jakub Jelinek <jakub@redhat.com>
17554 PR tree-optimization/39343
17555 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
17556 COMPONENT_REF t has ARRAY_TYPE.
17558 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
17560 PR middle-end/39335
17561 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
17562 when the type precision of the induction variable should be
17563 larger than the type precision of nit.
17564 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
17565 * graphite.c (graphite_loop_normal_form): Same.
17566 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
17568 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
17570 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
17571 (*call_1_rex64_ms_sysv): Use named constants instead of magic
17572 numbers to describe clobbered registers.
17573 (*call_value_0_rex64_ms_sysv): Ditto.
17574 * config/i386/mmx.md (mmx_emms): Ditto.
17575 (mmx_femms): Ditto.
17577 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
17579 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
17582 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
17584 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
17585 (spu_section_type_flags): New function.
17587 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
17589 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
17590 reg_class_contents of FLOAT_REGS into a temporary.
17592 2009-03-02 Richard Guenther <rguenther@suse.de>
17593 Ira Rosen <irar@il.ibm.com>
17595 PR tree-optimization/39318
17596 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
17597 information to the vectorized statement.
17599 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
17601 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
17602 variable. Use defined names instead of magic constants for REX SSE
17605 2009-03-01 Richard Guenther <rguenther@suse.de>
17607 PR tree-optimization/39331
17608 * omp-low.c (lower_send_shared_vars): Do not receive new
17609 values for the reference of DECL_BY_REFERENCE parms or results.
17611 2009-03-01 Jan Hubicka <jh@suse.cz>
17614 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
17615 BLOCK_NONLOCALIZED_VAR): New macros.
17616 (tree_block): Add nonlocalized_vars.
17617 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
17618 gen_decl_die): Add origin argument. Allow generation of die with
17619 origin at hand only.
17620 (gen_member_die, gen_type_die_with_usage, force_decl_die,
17621 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
17623 (gen_block_die): Fix checking for unused blocks.
17624 (process_scope_var): Break out from .... ; work with origins only.
17625 (decls_for_scope) ... here; process nonlocalized list.
17626 (dwarf2out_ignore_block): Look for nonlocalized vars.
17627 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
17629 (dump_scope_block): Dump them.
17630 * tree-inline.c (remap_decls): Handle nonlocalized vars.
17631 (remap_block): Likewise.
17632 (can_be_nonlocal): New predicate.
17633 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
17635 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17637 * configure: Regenerate.
17639 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17641 * optc-gen.awk: No need to duplicate option flags twice.
17642 Reuse help texts for duplicate options which do not have any.
17644 * gcc.c (display_help): Document --version.
17646 * gcc.c (main): If print_help_list and verbose_flag, ensure
17647 driver output comes before subprocess output.
17649 * optc-gen.awk: Assign all remaining fields to help string,
17650 space-separated, for multi-line help in *.opt.
17652 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
17653 -Wno-pedantic-ms-format is for MinGW targets only.
17655 * doc/options.texi (Option file format): Fix bad indentation,
17656 restoring dropped sentence.
17658 2009-02-28 Jan Hubicka <jh@suse.cz>
17660 * tree-inline.c (tree_function_versioning): Output debug info.
17662 2009-02-28 Jan Hubicka <jh@suse.cz>
17665 * tree-inline.c (setup_one_parameter): Do not copy propagate
17666 arguments when not optimizing.
17668 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
17671 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
17672 (avx_addsubv4df3): Likewise.
17673 (*avx_addsubv4sf3): Likewise.
17674 (sse3_addsubv4sf3): Likewise.
17675 (*avx_addsubv2df3): Likewise.
17676 (sse3_addsubv2df3): Likewise.
17677 (avx_unpckhps256): Correct item selectors.
17678 (avx_unpcklps256): Likewise.
17679 (avx_unpckhpd256): Likewise.
17680 (avx_unpcklpd256): Likewise.
17682 2009-02-28 Jan Hubicka <jh@suse.cz>
17684 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
17686 (copy_arguments_for_versioning): If var is declared don't declare it.
17687 (tree_function_versioning): First setup substitutions and then copy
17690 2009-02-27 Jan Hubicka <jh@suse.cz>
17693 * cgraph.h (varpool_output_debug_info): Remove.
17694 * cgraphunit.c (varpool_output_debug_info): Remove.
17695 * dwarf2out.c (deferred_locations_struct): New struct
17696 (deferred_locations): New type.
17697 (deferred_locations_list): New static var.
17698 (deffer_location): New function.
17699 (gen_variable_die): Use it.
17700 (decls_for_scope): Output info on local static vars.
17701 (dwarf2out_finish): Process deferred locations.
17702 * varpool.c (varpool_output_debug_info): Remove.
17704 2009-02-27 Jan Hubicka <jh@suse.cz>
17707 * tree.h (TREE_PROTECTED): Fix comment.
17708 (BLOCK_HANDLER_BLOCK): Remove.
17709 (struct tree_block): Remove handler_block add body_block.
17710 (inlined_function_outer_scope_p): New.
17711 (is_body_block): Remove.
17712 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
17713 * dwarf2out.c (is_inlined_entry_point): Remove.
17714 (add_high_low_attributes): Use inlined_function_outer_scope_p.
17715 (gen_block_die): Use is_inlined_entry_point check. Remove body block
17717 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
17718 * gimplify.c (gimplify_expr): Gimplify body blocks.
17719 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
17720 block with multiple subblocks.
17721 (dump_scope_block): Prettier output; dump more flags and info.
17722 (dump_scope_blocks): New.
17723 (remove_unused_locals): Use dump_scope_blocks.
17724 * tree-flow.h (dump_scope_blocks): Declare.
17725 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
17726 * stmt.c (is_body_block): Remove.
17727 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
17728 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
17730 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
17732 PR middle-end/39308
17733 * graphite.c (graphite_loop_normal_form): Do not call
17734 number_of_iterations_exit from a gcc_assert.
17736 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
17738 * config/s390/s390.c (s390_swap_cmp): Look for conditional
17739 jumps if COND is NULL.
17740 (find_cond_jump): New function.
17741 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
17742 * config/s390/s390.md: Remove z10_cobra attribute value.
17744 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
17746 * config/alpha/alpha.h (alpha_expand_mov): Return false if
17747 force_const_mem returns NULL_RTX.
17749 2009-02-26 Jan Hubicka <jh@suse.cz>
17752 * cgraph.h (varpool_output_debug_info): Remove.
17753 * cgraphunit.c (varpool_output_debug_info): Remove.
17754 * dwarf2out.c (deferred_locations_struct): New struct
17755 (deferred_locations): New type.
17756 (deferred_locations_list): New static var.
17757 (deffer_location): New function.
17758 (gen_variable_die): Use it.
17759 (decls_for_scope): Output info on local static vars.
17760 (dwarf2out_finish): Process deferred locations.
17761 * varpool.c (varpool_output_debug_info): Remove.
17763 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
17765 PR rtl-optimization/39241
17766 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
17767 to subreg_offset_representable_p.
17769 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
17771 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
17772 execute function prototype. Get f and nregs from max_reg_num
17773 and get_insns. Remove the first backward pass as it's dead,
17774 guard the forward pass by flag_expensive_optimizations.
17775 (rest_of_handle_regmove): Delete.
17776 (pass_regmove): Replace it with regmove_optimize.
17778 2009-02-25 Martin Jambor <mjambor@suse.cz>
17780 PR tree-optimization/39259
17781 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
17782 calls_alloca function flags.
17783 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
17784 calls are detected.
17786 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
17788 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
17789 flags_set_1_rtx, flags_set_1_set): Delete.
17790 (regmove_optimize): Do not call mark_flags_life_zones.
17792 2009-02-24 Julian Brown <julian@codesourcery.com>
17795 * config/arm/arm.c (require_pic_register): Only set
17796 cfun->machine->pic_reg once per function.
17798 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
17800 * doc/invoke.texi (Link Options): Document an easier way to pass
17801 options that take arguments to the GNU linker using -Xlinker and -Wl.
17803 2009-02-24 Steve Ellcey <sje@cup.hp.com>
17806 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
17808 2009-02-24 Richard Guenther <rguenther@suse.de>
17811 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
17813 2009-02-24 Richard Guenther <rguenther@suse.de>
17814 Zdenek Dvorak <ook@ucw.cz>
17816 PR tree-optimization/39233
17817 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
17818 from converting them to a generic type.
17820 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
17822 PR tree-optimization/39260
17823 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
17824 contains a condition with a real type.
17825 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
17827 2009-02-23 Jason Merrill <jason@redhat.com>
17830 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
17831 narrowing_initializer_constant_valid_p.
17832 (narrowing_initializer_constant_valid_p): Don't return
17833 null_pointer_node for adding a pointer to itself.
17835 2009-02-23 Jan Hubicka <jh@suse.cz>
17838 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
17841 2009-02-23 Jan Hubicka <jh@suse.cz>
17843 PR tree-optimization/37709
17844 * tree.c (block_ultimate_origin): Move here from dwarf2out.
17845 * tree.h (block_ultimate_origin): Declare.
17846 * dwarf2out.c (block_ultimate_origin): Move to tree.c
17847 * tree-ssa-live.c (remove_unused_scope_block_p):
17848 Eliminate blocks containig no instructions nor live variables nor
17850 (dump_scope_block): New function.
17851 (remove_unused_locals): Enable removal of dead blocks by default;
17852 enable dumping at TDF_DETAILS.
17854 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
17856 * config/i386/i386.c (classify_argument): Don't allow COImode
17858 (function_arg_advance_32): Don't allow OImode.
17859 (function_arg_32): Likewise.
17860 (function_value_32): Likewise.
17861 (return_in_memory_32): Likewise.
17862 (function_arg_64): Remove OImode comment.
17864 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
17867 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
17868 ix86_expand_vector_set for V4DImode in 64bit mode only.
17869 (ix86_expand_vector_init_one_var): Likewise.
17871 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
17873 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
17875 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
17878 * loop-iv.c: Revert last change.
17879 * emit-rtl.c: Likewise.
17881 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
17884 * config/i386/i386.c (type_natural_mode): Remove an extra
17885 space in the warning message.
17886 (function_value_32): Handle 32-byte vector modes.
17887 (return_in_memory_32): Likewise.
17889 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
17891 * loop-iv.c (truncate_value): New function.
17892 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
17894 (lowpart_subreg): Move to...
17895 * emit-rtl.c: ...here.
17897 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
17899 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
17900 accidental and undocumented change at revision 140860.
17902 2009-02-21 Joseph Myers <joseph@codesourcery.com>
17904 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
17905 take gimple_seq * arguments.
17906 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
17907 types_compatible_p langhook.
17909 2009-02-20 Mark Mitchell <mark@codesourcery.com>
17910 Joseph Myers <joseph@codesourcery.com>
17912 * config/arm/arm.c (arm_builtin_va_list): New function.
17913 (arm_expand_builtin_va_start): Likewise.
17914 (arm_gimplify_va_arg_expr): Likewise.
17915 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
17916 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
17917 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
17918 (va_list_type): New variable.
17919 (arm_mangle_type): Mangle va_list_type appropriately.
17921 2009-02-20 Jakub Jelinek <jakub@redhat.com>
17923 PR middle-end/39157
17924 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
17925 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
17926 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
17927 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
17928 parameter to 1000 for -O1 by default.
17929 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
17931 * loop-invariant.c: Include params.h.
17932 (move_loop_invariants): Don't call move_single_loop_invariants on
17935 2009-02-20 Jaka Mocnik <jaka@xlab.si>
17937 * calls.c (emit_library_call_value_1): Use slot_offset instead of
17938 offset when calculating bounds for indexing stack_usage_map. Fixes
17939 a buffer overflow with certain target setups.
17941 2009-02-20 Jakub Jelinek <jakub@redhat.com>
17944 * calls.c (expand_call): Clear try_tail_call if caller and callee
17945 disagree in promotion of function return value.
17947 2009-02-19 Jakub Jelinek <jakub@redhat.com>
17950 * c-common.c (c_determine_visibility): If visibility changed and
17951 DECL_RTL has been already set, call make_decl_rtl to update symbol
17954 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
17957 * varasm.c (assemble_variable): Don't check DECL_NAME when
17958 globalizing a variable.
17960 2009-02-19 Joseph Myers <joseph@codesourcery.com>
17963 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
17964 expression before any __builtin_trap call.
17965 * c-typeck.c (build_function_call): Convert and check function
17966 arguments before generating a call to a trap. Evaluate the
17967 function arguments before the trap.
17969 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
17972 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
17973 (UNSPEC_FXAM_MEM): New unspec.
17974 (fxam<mode>2_i387_with_temp): New insn and split pattern.
17975 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
17976 memory using fxam<mode>2_i387_with_temp to remove excess precision.
17978 2009-02-19 Richard Guenther <rguenther@suse.de>
17980 PR tree-optimization/39207
17981 PR tree-optimization/39074
17982 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
17983 storedanything_tree): New.
17984 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
17985 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
17986 (build_succ_graph): Add edges from STOREDANYTHING to all
17988 (init_base_vars): Initialize STOREDANYTHING.
17989 (compute_points_to_sets): Free substitution info after
17990 building the succ graph.
17991 (ipa_pta_execute): Likewise.
17993 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
17995 (do_ds_constraint): Do not add to special var or non-pointer
17997 (type_could_have_pointers): Split out from ...
17998 (could_have_pointers): ... here. For arrays use the element type.
17999 (create_variable_info_for): Initialize may_have_pointers.
18000 (new_var_info): Likewise.
18001 (handle_lhs_call): Make the HEAP variable unknown-sized.
18002 (intra_create_variable_infos): Use a type with pointers for
18003 PARM_NOALIAS, make it unknown-sized.
18005 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
18008 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
18010 2009-02-18 Jason Merrill <jason@redhat.com>
18013 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
18014 value if DECL_EXTERNAL.
18015 * tree-sra.c (sra_walk_gimple_assign): Likewise.
18016 * target.h (gcc_target::binds_local_p): Clarify "module".
18017 * tree.h (TREE_PUBLIC): Clarify "module".
18019 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
18022 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
18023 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
18025 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
18028 * c.opt (Wabi): Support C and ObjC.
18031 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
18033 * config/i386/i386.c (classify_argument): Warn once about the ABI
18034 change when passing union with long double.
18036 * doc/invoke.texi: Update -Wabi for warning psABI changes.
18038 2009-02-18 Joseph Myers <joseph@codesourcery.com>
18041 * c-parser.c (c_parser_compound_statement): Always enter and leave
18044 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18047 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
18049 2009-02-18 Jakub Jelinek <jakub@redhat.com>
18051 PR tree-optimization/36922
18052 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
18053 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
18056 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
18058 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
18061 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
18063 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
18065 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
18067 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
18070 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
18071 Richard Sandiford <rdsandiford@googlemail.com>
18073 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
18074 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
18075 (loongson_biadd): ...this.
18077 2009-02-17 Richard Guenther <rguenther@suse.de>
18079 PR tree-optimization/39202
18080 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
18081 a var make sure to follow existing collapses.
18083 2009-02-17 Richard Guenther <rguenther@suse.de>
18085 PR middle-end/39214
18086 * langhooks.c (lhd_print_error_function): Check for NULL block.
18088 2009-02-17 Richard Guenther <rguenther@suse.de>
18090 PR tree-optimization/39204
18091 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
18094 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
18096 * config/soft-fp/double.h: Update from glibc CVS.
18098 2009-02-17 Richard Guenther <rguenther@suse.de>
18100 PR tree-optimization/39207
18101 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
18102 strict-aliasing warnings for pointers pointing to NULL.
18104 2009-02-16 Joseph Myers <joseph@codesourcery.com>
18107 * c-parser.c (c_parser_braced_init): Call pop_init_level when
18108 skipping until next close brace.
18110 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
18113 * config/i386/i386.c (ix86_expand_push): Set memory alignment
18114 to function argument boundary.
18116 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
18118 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
18119 in the lea_add. Reload eventually constraints it properly.
18120 * config/picochip/constraints.md: Remove the target constraint
18121 "b", since it is not needed anymore.
18123 2009-02-16 Jakub Jelinek <jakub@redhat.com>
18125 * gthr-dce.h: Uglify function parameter and local variable names.
18126 * gthr-gnat.h: Likewise.
18127 * gthr-mipssde.h: Likewise.
18128 * gthr-nks.h: Likewise.
18129 * gthr-posix95.h: Likewise.
18130 * gthr-posix.h: Likewise.
18131 * gthr-rtems.h: Likewise.
18132 * gthr-single.h: Likewise.
18133 * gthr-solaris.h: Likewise.
18134 * gthr-tpf.h: Likewise.
18135 * gthr-vxworks.h: Likewise.
18136 * gthr-win32.h: Likewise.
18138 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
18141 * config/i386/i386.md: Restrict the new peephole2 to move
18142 between MMX/SSE registers.
18144 2009-02-15 Richard Guenther <rguenther@suse.de>
18147 2009-02-13 Richard Guenther <rguenther@suse.de>
18149 * configure.ac: Enable LFS.
18150 * configure: Re-generate.
18151 * config.in: Likewise.
18153 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
18155 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
18156 spu_srqwbyte, spu_srqwbytebc): Define.
18157 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
18158 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
18159 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
18160 "shrqby_<mode>"): New insn-and-split patterns.
18161 * config/spu/spu.c (expand_builtin_args): Determine and return
18162 number of operands using spu_builtin_description data.
18163 (spu_expand_builtin_1): Use it.
18165 2009-02-13 Steve Ellcey <sje@cup.hp.com>
18168 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
18171 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
18174 * config/i386/i386.c (override_options): Correct warning
18175 messages for -malign-loops, -malign-jumps and -malign-functions.
18177 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
18180 * config/i386/i386.md: Restrict the new peephole2 to move
18181 between the general purpose registers.
18183 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
18186 * config/i386/i386.c (type_natural_mode): Add a new argument.
18187 Return the original mode and warn ABI change if vector size is 32byte.
18188 (function_arg_advance): Updated.
18189 (function_arg): Likewise.
18190 (ix86_function_value): Likewise.
18191 (ix86_return_in_memory): Likewise.
18192 (ix86_sol10_return_in_memory): Likewise.
18193 (ix86_gimplify_va_arg): Likewise.
18194 (function_arg_32): Don't warn ABX ABI change here.
18195 (function_arg_64): Likewise.
18197 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
18199 * loop-iv.c (implies_p): In the final case, test that operands 0
18200 of the two comparisons match.
18202 * config/bfin/bfin.c (find_prev_insn_start): New function.
18203 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
18204 (find_next_insn_start): Move.
18206 2009-02-13 Richard Guenther <rguenther@suse.de>
18208 * configure.ac: Enable LFS.
18209 * configure: Re-generate.
18210 * config.in: Likewise.
18212 2009-02-13 Joseph Myers <joseph@codesourcery.com>
18215 * c-parser.c (c_parser_parms_list_declarator): Discard pending
18216 sizes on syntax error after some arguments have been parsed.
18218 2009-02-12 Jakub Jelinek <jakub@redhat.com>
18220 * doc/invoke.texi (-fira): Remove.
18222 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
18224 * caller-save.c: Replace regclass.c with reginfo.c in comments.
18225 * recog.c: Likewise.
18228 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
18230 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
18231 (umul_ppmm): Likewise.
18232 (count_leading_zeros): Likewise.
18233 (count_trailing_zeros): Likewise.
18234 (UMUL_TIME): Likewise.
18236 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
18238 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
18239 soft-fp/t-softfp to tmake_file.
18241 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
18242 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
18243 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
18244 IA64_BUILTIN_INFQ]: New.
18245 (ia64_init_builtins): Initialize __builtin_infq,
18246 __builtin_fabsq and __builtin_copysignq if not HPUX.
18247 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
18248 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
18250 * config/ia64/lib1funcs.asm (__divtf3): Define only if
18252 (__fixtfti): Likewise.
18253 (__fixunstfti): Likewise.
18254 (__floattitf): Likewise.
18256 * config/ia64/libgcc-glibc.ver: New.
18257 * config/ia64/t-fprules-softfp: Likewise.
18258 * config/ia64/sfp-machine.h: Likewise.
18260 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
18261 (LIBGCC2_TF_CEXT): Likewise.
18262 (TF_SIZE): Likewise.
18263 (TARGET_INIT_LIBFUNCS): Likewise.
18265 * config/ia64/t-glibc (SHLINB_MAPFILES):
18266 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
18268 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
18270 * config/i386/i386.c (construct_container): Rewrite processing
18271 BLKmode with X86_64_SSE_CLASS.
18273 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
18276 * config/i386/i386.md: Replace simplify_replace_rtx with
18277 replace_rtx in the new peephole2.
18279 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
18281 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
18282 loop unrolling do not happen at -O2.
18284 2009-02-12 Michael Matz <matz@suse.de>
18286 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
18288 2009-02-12 Jakub Jelinek <jakub@redhat.com>
18290 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
18293 2009-02-12 Ben Elliston <bje@au.ibm.com>
18295 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
18296 patterns when updating the back chain. Missed in the 2009-02-10
18299 2009-02-11 Janis Johnson <janis187@us.ibm.com>
18301 * doc/extend.texi (Decimal Floating Types): Update identifier of
18302 draft TR and list of missing support.
18304 2009-02-11 Jakub Jelinek <jakub@redhat.com>
18306 PR middle-end/39154
18307 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
18308 bit to variable length decl's flags, add it also to its
18309 pointer replacement variable.
18311 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
18312 Jakub Jelinek <jakub@redhat.com>
18315 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
18316 (memory_blockage): New expander.
18317 (*memory_blockage): New insn pattern.
18318 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
18319 instead of general blockage at the end of function prologue when
18320 frame pointer is used to access red zone area. Do not emit blockage
18321 when profiling, it is emitted in generic code.
18322 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
18323 function epilogue when frame pointer is used to access red zone area.
18325 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
18328 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
18329 by arithmetic with memory operands.
18330 * config/i386/predicates.md (commutative_operator): New.
18332 2009-02-10 Janis Johnson <janis187@us.ibm.com>
18334 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
18337 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
18339 * alias.h (record_alias_subset): Declare.
18340 * alias.c (record_alias_subset): Make global.
18342 2009-02-10 Nick Clifton <nickc@redhat.com>
18344 * tree-parloops.c: Change license to GPLv3.
18345 * ipa-struct-reorg.c: Change license to GPLv3.
18346 * ipa-struct-reorg.h: Change license to GPLv3.
18348 2009-02-10 Steve Ellcey <sje@cup.hp.com>
18351 * c-decl.c (start_struct): Return NULL on error.
18353 2009-02-10 Jakub Jelinek <jakub@redhat.com>
18355 PR middle-end/39124
18356 * cfgloopmanip.c (remove_path): Call remove_bbs after
18357 cancel_loop_tree, not before it.
18360 * function.h (struct function): Add has_local_explicit_reg_vars bit.
18361 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
18362 VAR_DECLs were seen.
18363 * tree-ssa-live.c (remove_unused_locals): Recompute
18364 cfun->has_local_explicit_reg_vars.
18365 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
18366 copies or clearings if cfun->has_local_explicit_reg_vars.
18368 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
18371 * config/i386/i386.c (expand_prologue): Emit blockage at the end
18372 of function prologue when frame pointer is used to access
18375 2009-02-10 Richard Guenther <rguenther@suse.de>
18377 PR middle-end/39127
18378 * gimplify.c (gimple_regimplify_operands): Always look if
18379 we need to create a temporary.
18381 2009-02-10 Richard Guenther <rguenther@suse.de>
18383 PR tree-optimization/39132
18384 * tree-loop-distribution.c (todo): New global var.
18385 (generate_memset_zero): Trigger TODO_rebuild_alias.
18386 (tree_loop_distribution): Return todo.
18388 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
18391 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
18392 (x86_64_reg_class_name): Removed.
18393 (classify_argument): Return 0 if bytes > 32. Return 0 if the
18394 first one isn't X86_64_SSE_CLASS or any other ones aren't
18395 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
18396 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
18397 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
18398 and 3 X86_64_SSEUP_CLASS.
18399 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
18400 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
18402 2009-02-10 Ben Elliston <bje@au.ibm.com>
18404 * config/rs6000/rs6000.md (allocate_stack): Always use an update
18405 form instruction to update the stack back chain word, even if the
18406 user has disabled the generation of update instructions.
18407 (movdi_<mode>_update_stack): New.
18408 (movsi_update_stack): Likewise.
18409 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
18410 always use an update form instruction to update the stack back
18413 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
18415 PR middle-end/38953
18416 * graphite.c (if_region_set_false_region): After moving a region in
18417 the false branch of a condition, remove the empty dummy basic block.
18418 (gloog): Remove wrong fix for PR38953.
18420 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
18422 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
18423 generation due to implicit sign extension.
18425 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
18427 PR middle-end/38981
18428 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
18429 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
18431 2009-02-09 Richard Guenther <rguenther@suse.de>
18433 PR middle-end/35202
18434 * convert.c (convert_to_real): Disable (float)fn((double)x)
18435 to fnf(x) conversion if errno differences may occur and
18436 -fmath-errno is set.
18438 2009-02-07 Anatoly Sokolov <aesok@post.ru>
18440 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
18441 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
18442 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
18444 2009-02-06 Joseph Myers <joseph@codesourcery.com>
18447 * c-common.c (handle_alias_attribute): Disallow attribute for
18448 anything not a FUNCTION_DECL or VAR_DECL.
18450 2009-02-06 Janis Johnson <janis187@us.ibm.com>
18453 * real.c (do_compare): Special-case compare of zero against
18454 decimal float value.
18456 2009-02-06 Joseph Myers <joseph@codesourcery.com>
18459 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
18460 as indicating flexible array members unless the field itself is
18461 being declarared as the incomplete array.
18463 2009-02-06 Jan Hubicka <jh@suse.cz>
18465 PR tree-optimization/38844
18466 * ipa-inline.c (try_inline): Stop inlining recursion when edge
18467 is already inlined.
18469 2009-02-06 Richard Guenther <rguenther@suse.de>
18471 PR middle-end/38977
18472 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
18473 fork because we may expand it as __gcov_fork.
18475 2009-02-06 Nick Clifton <nickc@redhat.com>
18477 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
18479 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
18481 PR tree-optimization/35659
18482 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
18483 vn_phi_eq): Shortcut if hashcode does not match.
18484 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
18486 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
18487 and avoid iterative_hash_expr.
18488 (FOR_EACH_VALUE_ID_IN_SET): New.
18489 (value_id_compare): Remove.
18490 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
18491 sort expressions by value id.
18493 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
18496 * config/sh/predicates.md (general_movsrc_operand): Don't check
18497 the subreg of system registers here.
18499 2009-02-05 Jakub Jelinek <jakub@redhat.com>
18502 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
18503 on the copied decl.
18505 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
18507 PR rtl-optimization/39110
18508 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
18509 addresses, not aligned ones.
18511 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
18512 Richard Guenther <rguenther@suse.de>
18514 PR tree-optimization/39100
18515 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
18516 comment says and add edges.
18518 2009-02-05 Joseph Myers <joseph@codesourcery.com>
18521 * c-common.c (handle_tls_model_attribute): Ignore attribute for
18522 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
18524 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
18526 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
18527 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
18528 register_bb_in_sese, new_sese, free_sese): Moved.
18529 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
18530 outermost_loop_in_scop, build_scop_iteration_domain,
18531 expand_scalar_variables_ssa_name, get_vdef_before_scop,
18532 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
18533 Use loop_in_sese_p instead of loop_in_scop_p.
18534 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
18535 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
18536 (scopdet_basic_block_info): Fix bug in scop detection.
18537 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
18538 eq_loop_to_cloog_loop): Remove.
18539 (nb_loops_around_loop_in_scop, nb_loop
18540 ref_nb_loops): Moved here...
18541 * graphite.h (ref_nb_loops): ... from here.
18542 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
18543 (loop_domain_dim, loop_iteration_vector_dim): Remove.
18544 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
18545 * testsuite/gcc.dg/graphite/scop-19.c: New
18547 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
18548 Hans-Peter Nilsson <hp@axis.com>
18550 PR rtl-optimization/37889
18551 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
18552 Move offset handling from PLUS to before the switch. Use new
18553 arguments when considering SYMBOL_REFs too.
18554 (rtx_addr_can_trap_p): Pass dummy offset and size.
18555 (enum may_trap_p_flags): Remove.
18556 (may_trap_p_1): Pass size from MEM_SIZE.
18558 PR rtl-optimization/38921
18559 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
18560 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
18561 * rtlanal.c (may_trap_after_code_motion_p): Delete.
18562 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
18564 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
18566 AVX Programming Reference (January, 2009)
18567 * config/i386/sse.md (*vpclmulqdq): New.
18569 2009-02-04 Jakub Jelinek <jakub@redhat.com>
18571 PR tree-optimization/38977
18572 PR gcov-profile/38292
18573 * calls.c (special_function_p): Disregard __builtin_ prefix.
18575 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
18577 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
18578 non-indexable addresses even before reload.
18580 2009-02-03 Joseph Myers <joseph@codesourcery.com>
18583 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
18584 as having variable size. Do not give an error for unnamed
18585 parameters with [*] declarators. Give a warning for type names
18586 with [*] declarators and mark them as variable size.
18587 * c-parser.c (c_parser_sizeof_expression): Do not give an error
18588 for sizeof applied to [*] type names.
18590 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
18593 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
18595 2009-02-03 Jakub Jelinek <jakub@redhat.com>
18597 * gcc.c (process_command): Update copyright notice dates.
18598 * gcov.c (print_version): Likewise.
18599 * gcov-dump.c (print_version): Likewise.
18600 * mips-tfile.c (main): Likewise.
18601 * mips-tdump.c (main): Likewise.
18603 2009-02-03 Joseph Myers <joseph@codesourcery.com>
18606 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
18607 for composite type involving a zero-length array type.
18609 2009-02-03 Jakub Jelinek <jakub@redhat.com>
18612 * function.c (match_asm_constraints_1): Skip over
18613 initial optional % in the constraint.
18615 PR inline-asm/39059
18616 * c-parser.c (c_parser_postfix_expression): If fixed point is not
18617 supported, don't accept FIXED_CSTs.
18618 * c-decl.c (finish_declspecs): Error if fixed point is not supported
18619 and _Sat is used without _Fract/_Accum. Set specs->type to
18620 integer_type_node for cts_fract/cts_accum if fixed point is not
18623 2009-02-02 Catherine Moore <clm@codesourcery.com>
18625 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
18627 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
18629 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
18630 (ABI_HAS_64BIT_SYMBOLS): Use it.
18631 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
18633 2009-02-02 Paul Brook <paul@codesourcery.com>
18635 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
18637 2009-02-02 Jakub Jelinek <jakub@redhat.com>
18639 PR inline-asm/39058
18640 * recog.h (asm_operand_ok): Add constraints argument.
18641 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
18642 recurse on matching constraint.
18643 (check_asm_operands): Pass constraints as 3rd argument to
18644 asm_operand_ok. Don't look up matching constraint here.
18645 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
18648 2009-02-02 Ben Elliston <bje@au.ibm.com>
18650 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
18651 TARGET_NARROW_VOLATILE_BITFIELD macro names.
18653 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18655 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
18656 information. Remove some obsolete information. Reorganize.
18658 * config/pa/fptr.c: Revert license to GPL 2.
18659 * config/pa/milli64.S: Likewise.
18661 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
18664 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
18665 LIBRARY name in, instead of hard-coding it.
18666 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
18667 extra target make frag to tmake_files according to EH model.
18668 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
18669 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
18670 frags that define makefile variable EH_MODEL appropriately.
18671 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
18672 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
18673 to "-sjlj" according to type of EH configured.
18674 (LIBGCC_SONAME): Concatenate it to shared library base name.
18675 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
18676 to "_sjlj" according to type of EH configured.
18677 (LIBGCC_SONAME): Concatenate it to shared library base name.
18678 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
18679 (SHLIB_LINK): Add missing semicolon to if-else construct.
18680 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
18681 string value of "pe_dll" command-line option.
18682 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
18683 (SHLIB_SONAME): Use it when overriding t-cygming default.
18684 (SHLIB_IMPLIB): Override t-cygming default.
18685 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
18686 string value of "pe_dll" command-line option.
18688 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
18691 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
18692 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
18694 2009-01-31 Richard Guenther <rguenther@suse.de>
18696 PR tree-optimization/38937
18697 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
18698 computing the transitive closure.
18700 2009-01-30 Richard Guenther <rguenther@suse.de>
18702 PR tree-optimization/39041
18703 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
18704 Propagate variable indices only if the types match for this stmt.
18706 2009-01-30 Jakub Jelinek <jakub@redhat.com>
18709 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
18710 inline but never defined.
18712 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
18714 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
18715 (*insv_h_di_reg_extimm): New insn.
18716 (*insv_l<mode>_reg_extimm): New insn.
18718 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
18720 * config/picochip/picochip.c (flag_conserve_stack): set
18721 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
18722 fconserve-stack. Reduce call-overhead used by inliner.
18724 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
18727 * common.opt (flag_conserve_stack): Initialised to zero.
18729 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
18732 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
18733 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
18736 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
18738 * ira-color.c (allocno_reload_assign): Update comments.
18739 * regmove.c (regmove_optimize): Likewise.
18743 2009-01-29 Robert Millan <rmh@aybabtu.com>
18745 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
18746 * config/i386/kopensolaris-gnu.h: New file. Undefine
18747 `MD_UNWIND_SUPPORT'.
18748 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
18750 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
18752 PR tree-optimization/39007
18753 * tree-loop-distribution.c (generate_builtin): Use
18754 recompute_dominator to compute the immediate dominator of the
18755 basic block just after the loop.
18757 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
18759 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
18760 (ASM_OUTPUT_DWARF_PCREL): Define.
18762 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
18764 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
18765 * doc/passes.texi: Remove entries about regclass, local-alloc, and
18766 global. Modify entries about regmove and IRA.
18768 * ra-conflict.c: Remove the file.
18770 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
18772 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
18773 (pass_regclass_init): Rename to pass_reginfo_init.
18775 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
18777 * toplev.h (flag_ira): Remove.
18779 * caller-save.c (setup_save_areas): Remove flag_ira.
18781 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
18783 * global.c: Remove the file.
18785 * opts.c (decode_options): Remove flag_ira.
18787 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
18789 * regmove.c: Modify file description.
18790 (find_use_as_address, try_auto_increment): Define them only if
18791 AUTO_INC_DEC is defined.
18792 (replacement_quality, replace_in_call_usage, fixup_match_1,
18793 stable_and_no_regs_but_for_p): Remove.
18794 (reg_set_in_bb): Make it static.
18795 (regmove_optimize): Remove flag_ira and code which worked for
18798 * local-alloc.c: Remove the file.
18800 * common.opt (fira): Remove.
18802 * ira.c: Include except.h.
18803 (eliminable_regset): Move from global.c.
18804 (mark_elimination): Ditto. Remove flag_ira.
18805 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
18806 equiv_mem_modified, validate_equiv_mem_from_store,
18807 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
18808 contains_replace_regs, memref_referenced_p, memref_used_between_p,
18809 no_equiv, recorded_label_ref): Move from local-alloc.c.
18810 (update_equiv_regs): Ditto. Make it static.
18811 (print_insn_chain, print_insn_chains): Move it from global.c.
18812 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
18813 (build_insn_chain): Ditto. Make it static.
18814 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
18815 Rename to init_live_subregs.
18816 (gate_ira): Remove flag_ira.
18818 * regclass.c: Rename reginfo.c. Change file description.
18819 (FORBIDDEN_INC_DEC_CLASSES): Remove.
18820 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
18821 (init_reg_sets_1): Remove code for evaluation of
18822 reg_class_superclasses and losing_caller_save_reg_set.
18823 (init_regs): Remove init_reg_autoinc.
18824 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
18825 ok_for_base_p_nonstrict): Remove.
18826 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
18827 (pass_regclass_init): Rename to pass_reginfo_init. Modify
18828 corresponding entries.
18829 (dump_regclass, record_operand_costs, scan_one_insn,
18830 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
18831 record_address_regs, auto_inc_dec_reg_p): Remove.
18832 (gt-regclass.h): Rename to gt-reginfo.h.
18834 * rtl.h (dump_global_regs, retry_global_alloc,
18835 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
18837 * Makefile.in (RA_H): Remove.
18838 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
18839 Rename regclass.o to reginfo.o.
18840 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
18842 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
18843 (GTFILES): Rename regclass.c to reginfo.c.
18845 * passes.c (init_optimization_passes): Remove pass_local_alloc and
18846 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
18848 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
18849 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
18851 (finish_spills): Ditto. Remove code for !flag_ira.
18853 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
18855 PR middle-end/35854
18856 * doc/invoke.texi (rtl debug options): Complete rewrite.
18857 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
18859 * mode-switching.c (pass_mode_switching): Rename pass from
18860 "mode-sw" to "mode_sw".
18861 * except.c (pass_convert_to_eh_ranges): Rename pass from
18862 "eh-ranges" to "eh_ranges".
18863 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
18867 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
18868 Alexander Monakov <amonakov@ispras.ru>
18870 PR middle-end/38857
18871 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
18873 (move_exprs_to_boundary): Change return type and pass through
18874 should_move from move_op. Relax assert. Update usage ...
18875 (schedule_expr_on_boundary): ... here. Use should_move instead of
18877 (move_op_orig_expr_found): Indicate that insn was disconnected from
18879 (code_motion_process_successors): Do not call after_merge_succs
18880 callback if original expression was not found when traversing any of
18882 (code_motion_path_driver): Change return type. Update prototype.
18883 (move_op): Update comment. Add a new parameter (should_move). Update
18884 prototype. Set *should_move based on indication provided by
18885 move_op_orig_expr_found.
18887 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
18889 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
18890 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
18891 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
18892 * config/rs6000/rs6000.c (rs6000_override_options): Default
18893 avoid-indexed-addresses on for Power6, off for everything else.
18894 (avoiding_indexed_address_p): New function.
18895 (rs6000_legitimize_address): Use it.
18896 (rs6000_legitimate_address): Likewise.
18897 * config/rs6000/rs6000.md (movXX_updateX): Likewise
18899 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
18901 PR tree-optimization/38997
18902 * tree-loop-distribution.c (generate_memset_zero): Use
18903 POINTER_PLUS_EXPR for a pointer addition.
18905 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
18907 * config/s390/s390.md (bswap<mode>2): New pattern added.
18909 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
18911 * config/s390/s390.md (*tls_load_31): Added type attribute.
18913 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
18915 * config/s390/s390.md: Fix a few comments.
18917 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
18919 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
18920 (*tm<mode>_full): Fixed z10prop attribute.
18921 (*tst<mode>_extimm): Fixed z10prop attribute.
18922 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
18923 (*tstqiCCT_cconly): Fixed z10prop attribute.
18924 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
18925 (*movsi_larl): Fixed z10prop attribute.
18926 (*movsi_zarch): Fixed z10prop attribute.
18927 (*movsi_eas): Fixed z10prop attribute.
18928 (*movhi): Fixed z10prop attribute.
18929 (*movqi): Fixed z10prop attribute.
18930 (*movstrictqi): Fixed z10prop attribute.
18931 (*mov<mode>): Fixed z10prop attribute.
18932 (*movcc): Fixed z10prop attribute.
18933 (*sethighpartdi_64): Fixed z10prop attribute.
18934 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
18935 (*negdi2_sign_cc): Fixed z10prop attribute.
18936 (*negdi2_sign): Fixed z10prop attribute.
18937 (*absdi2_sign_cc): Fixed z10prop attribute.
18938 (*absdi2_sign): Fixed z10prop attribute.
18939 (*negabsdi2_sign_cc): Fixed z10prop attribute.
18940 (*negabsdi2_sign): Fixed z10prop attribute.
18941 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
18942 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
18943 (doloop_si64): Fixed z10prop attribute.
18944 (doloop_si31): Fixed z10prop attribute.
18945 (doloop_long): Fixed z10prop attribute.
18946 (indirect_jump): Fixed z10prop attribute.
18947 (nop): Fixed z10prop attribute.
18948 (main_base_64): Fixed z10prop attribute.
18949 (reload_base_64): Fixed z10prop attribute.
18951 2009-01-28 Jakub Jelinek <jakub@redhat.com>
18953 PR rtl-optimization/38740
18954 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
18956 * config/mips/mips.c (mips_reorg): Likewise.
18958 2009-01-28 Richard Guenther <rguenther@suse.de>
18960 PR tree-optimization/38926
18961 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
18962 with the correct value id to a value.
18963 (do_regular_insertion): Use the value number of edoubleprime
18964 for the value number of the expr.
18967 2008-08-21 Richard Guenther <rguenther@suse.de>
18969 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
18970 a PHI ask VN if it is already available.
18971 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
18972 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
18974 2009-01-28 Jakub Jelinek <jakub@redhat.com>
18976 PR middle-end/38934
18977 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
18978 set to varying whenever max has TREE_OVERFLOW set, similarly
18979 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
18981 2009-01-28 Richard Guenther <rguenther@suse.de>
18983 PR middle-end/38908
18984 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
18985 uninitialized aggregate uses in call arguments.
18987 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
18989 PR tree-optimization/38984
18990 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
18991 the nothing_id variable if -fno-delete-null-pointer-checks.
18993 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
18996 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
18997 (set_got_offset_rex64): Ditto.
18999 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
19002 * doc/extend.texi: Improve local variable with asm reg.
19004 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
19006 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
19007 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
19008 was not supplied then set warn_packed_bitfield_compat to the
19009 default value of 1.
19010 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
19013 2009-01-27 Richard Guenther <rguenther@suse.de>
19015 PR tree-optimization/38503
19016 * cfgexpand.c (expand_gimple_basic_block): Ignore
19017 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
19018 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
19019 variables that cannot have TBAA applied.
19020 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
19023 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
19025 PR middle-end/38969
19026 * calls.c (initialize_argument_information): Do not wrap complex
19027 arguments in SAVE_EXPR.
19029 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
19031 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
19032 (INSTALL_LIBGCC): Revert typo commit.
19034 2009-01-26 Richard Guenther <rguenther@suse.de>
19036 PR tree-optimization/38745
19037 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
19038 from special handling.
19040 2009-01-26 Richard Guenther <rguenther@suse.de>
19042 PR tree-optimization/38745
19043 * tree-ssa.c (execute_update_addresses_taken): Do not include
19044 variables that cannot possibly be a register in not_reg_needs.
19045 Do not clear TREE_ADDRESSABLE on vars that may not become
19047 * tree-ssa.c (update_alias_info_1): Include those in the set
19048 of addressable vars.
19050 2009-01-26 Richard Guenther <rguenther@suse.de>
19052 PR middle-end/38851
19053 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
19054 * tree-ssa-dse.c: Include langhooks.h
19055 (execute_simple_dse): Remove stores with zero size.
19057 2009-01-24 Jakub Jelinek <jakub@redhat.com>
19060 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
19063 2009-01-24 Julian Brown <julian@codesourcery.com>
19065 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
19066 config/arm/linux-atomic.c.
19067 * config/arm/linux-atomic.c: New.
19069 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
19071 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
19072 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
19073 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
19075 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
19078 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
19081 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
19083 PR tree-optimization/38953
19084 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
19085 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
19086 (gloog): Split the exit of the scop when the scop exit is a loop exit.
19087 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
19090 2009-01-24 Paul Brook <paul@codesourcery.com>
19092 * config/arm/neon.md (neon_type): Move to arm.md.
19093 (neon_mov<VSTRUCT>): Add neon_type attribute.
19094 * config/arm/arm.md (neon_type): Move to here.
19095 (conds): Add "unconditioal" and use as default for NEON insns.
19097 2009-01-24 Ben Elliston <bje@au.ibm.com>
19099 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
19100 void *' warning from -Wc++-compat.
19101 * Makefile.in (dominance.o-warn): Remove.
19103 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
19105 PR tree-optimization/38932
19106 * fold-const.c (fold_unary_ignore_overflow): New.
19107 * tree.h (fold_unary_ignore_overflow): Declare.
19108 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
19109 * tree-ssa-sccvn.c (visit_reference_op_load,
19110 simplify_unary_expression): Likewise.
19112 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
19114 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
19115 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
19116 regardless of their type.
19117 * c-common.c (handle_packed_attribute): Don't ignore packed on
19119 * c.opt (Wpacked-bitfield-compat): New warning option.
19120 * stor-layout.c (place_field): Warn if offset of a field changed.
19121 * doc/extend.texi (packed): Mention the ABI change.
19122 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
19123 (Warning Options): Add it to the list.
19125 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
19127 * c-opts.c (c_common_post_options): Fix a typo in comments.
19129 2009-01-22 Steve Ellcey <sje@cup.hp.com>
19131 PR middle-end/38615
19132 * gimplify.c (gimplify_init_constructor): Fix promotion of const
19133 variables to static.
19134 * doc/invoke.texi (-fmerge-all-constants): Update description.
19136 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
19139 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
19140 (*movdi_1_rex64): Use type "mmx" for alternative 5.
19142 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
19144 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
19146 (LOCAL_ALIGNMENT): Similarly.
19148 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
19149 Joseph Myers <joseph@codesourcery.com>
19151 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
19152 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
19153 * config/arm/arm-tune.md: Regenerate.
19154 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
19157 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
19159 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
19160 version number to five.
19162 2009-01-22 Dodji Seketeli <dodji@redhat.com>
19165 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
19166 * c-common.c (set_underlying_type): Likewise.
19167 (is_typedef_decl ): Likewise
19169 (set_underlying_type): Likewise.
19170 (is_typedef_type): Likewise.
19172 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
19174 PR middle-end/38587
19175 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
19178 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
19181 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
19182 (LIBGCC_SPEC): Don't define.
19183 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
19185 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
19187 PR rtl-optimization/38879
19188 * alias.c (base_alias_check): Unaligned access via AND address can
19189 alias all surrounding object types except those with sizes equal
19190 or wider than the size of unaligned access.
19192 2009-01-21 Dodji Seketeli <dodji@redhat.com>
19195 * c-decl.c (clone_underlying_type): Move this ...
19196 * c-common.c (set_underlying_type): ... here.
19197 Also, make sure the function properly sets TYPE_STUB_DECL() on
19198 the newly created typedef variant type.
19199 (is_typedef_decl ): New entry point.
19200 * tree.h: Added a new member member_types_needing_access_check to
19201 struct tree_decl_non_common.
19202 (set_underlying_type): New entry point.
19203 (is_typedef_type): Likewise.
19205 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
19207 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
19208 Check whether two instructions have memory references that
19209 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
19210 are helper functions for traversing.
19211 * alias.h (insn_alias_sets_confilict_p): New prototypes.
19212 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
19213 not to draw dependency edge for instructions with non-conflicting
19216 2009-01-20 Joseph Myers <joseph@codesourcery.com>
19219 * longlong.h: Update copyright years. Use soft-fp license notice.
19220 Sync __clz_tab declaration with glibc.
19222 2009-01-20 Steve Ellcey <sje@cup.hp.com>
19225 * doc/extend.texi (syscall_linkage): New.
19226 (version_id): Modify.
19228 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
19229 Richard Guenther <rguenther@suse.de>
19231 PR tree-optimization/38747
19232 PR tree-optimization/38748
19233 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
19234 conversion if the base address is an indirect reference and the
19235 aliasing sets could cause issues.
19237 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
19239 * common.opt (fgraphite, fgraphite-identity): Add comment for
19240 explaining why these options are not documented.
19242 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
19244 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
19245 gimple_call_lhs is NULL.
19247 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
19250 * emit-rtl.c (adjust_address_1): Make sure memref is never
19253 2009-01-20 Ben Elliston <bje@au.ibm.com>
19255 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
19256 const qualifier from arg parameter. Remove unnecessary cast to char *.
19257 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
19258 const qualifier from arg 2.
19260 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
19262 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
19264 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
19267 * rtl.h (reinit_regs): New prototype.
19268 * regclass.c: Include ira.h.
19269 (reinit_regs): New.
19270 * Makefile.in (regclass.o): Add ira.h.
19271 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
19273 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
19276 * c-common.c (handle_aligned_attribute): Use
19277 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
19278 default alignment value.
19280 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
19282 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
19283 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
19285 * doc/extend.texi: Update __attribute__ ((aligned)). Document
19286 __BIGGEST_ALIGNMENT__.
19288 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
19290 2009-01-18 Richard Guenther <rguenther@suse.de>
19292 PR tree-optimization/38819
19293 * tree-flow.h (operation_could_trap_helper_p): Declare.
19294 * tree-eh.c (operation_could_trap_helper_p): Export.
19295 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
19296 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
19297 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
19298 are about to insert a possibly trapping instruction and fail
19301 2009-01-18 Andreas Schwab <schwab@suse.de>
19303 * doc/install.texi (Configuration): Remove obsolete paragraph
19304 about use of --with-gnu-ld with --with-gnu-as.
19306 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
19308 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
19309 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
19310 Follow spelling conventions.
19312 2009-01-18 Ben Elliston <bje@au.ibm.com>
19314 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
19315 C++ warning about implicit conversion from void * to struct
19317 (bitmap_obstack_free): Likewise for bitmap_element *.
19318 * Makefile.in (bitmap.o-warn): Remove.
19320 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
19322 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
19324 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
19325 Tobias Grosser <tobi.grosser@amd.com>
19327 * graphite.c (graphite_trans_scop_block): Do not block single
19330 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
19332 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
19333 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
19334 test with assertion.
19336 2009-01-16 Richard Guenther <rguenther@suse.de>
19338 PR tree-optimization/38835
19339 PR middle-end/36227
19340 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
19341 and INT + PTR -> (INT)(PTR p+ INT) folding.
19342 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
19344 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
19347 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
19348 the subreg from a lowpart subreg if it is also casting the value.
19350 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
19351 Tobias Grosser <tobi.grosser@amd.com>
19353 * graphite.c (compare_prefix_loops): New.
19354 (build_scop_canonical_schedules): Rewritten.
19355 (graphite_transform_loops): Move build_scop_canonical_schedules
19356 after build_scop_iteration_domain.
19358 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
19359 Tobias Grosser <tobi.grosser@amd.com>
19361 * graphite.c (add_conditions_to_domain): Add the loops to
19362 the dimension of the iteration domain. Do copy the domain
19363 only when it exists.
19364 (build_scop_conditions_1): Do not call add_conditions_to_domain.
19365 (add_conditions_to_constraints): New.
19366 (can_generate_code_stmt, can_generate_code): Removed.
19367 (gloog): Do not call can_generate_code.
19368 (graphite_transform_loops): Call add_conditions_to_constraints
19369 after building the iteration domain.
19371 2009-01-16 Jakub Jelinek <jakub@redhat.com>
19373 PR tree-optimization/38789
19374 * tree-ssa-threadedge.c
19375 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
19376 __builtin_constant_p.
19378 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
19380 * dce.c (delete_unmarked_insns): Reversed the order that insns are
19381 examined before deleting them.
19383 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
19385 * function.c (aggregate_value_p): Correctly extract the function
19386 type from CALL_EXPR_FN lookup.
19388 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
19390 * config/picochip/picochip.c (picochip_override_options): Revert
19391 CFI asm flag disable commited previously.
19393 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
19394 Tobias Grosser <tobi.grosser@amd.com>
19395 Jan Sjodin <jan.sjodin@amd.com>
19397 * graphite.c (scan_tree_for_params): On substractions negate
19398 all the coefficients of the term.
19399 (clast_to_gcc_expression_red): New. Handle reduction expressions
19400 of more than two operands.
19401 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
19402 (get_vdef_before_scop): Handle also the case of default definitions.
19404 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
19406 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
19407 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
19408 Also use them when walking CALL_INSN_FUNCTION_USAGE.
19410 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
19411 Joey Ye <joey.ye@intel.com>
19413 PR middle-end/37843
19414 * cfgexpand.c (expand_stack_alignment): Don't update stack
19415 boundary nor check incoming stack boundary here.
19416 (gimple_expand_cfg): Update stack boundary and check incoming
19417 stack boundary here.
19419 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
19421 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
19423 2009-01-14 Jakub Jelinek <jakub@redhat.com>
19425 PR rtl-optimization/38245
19426 * calls.c (expand_call): Add stack arguments to
19427 CALL_INSN_FUNCTION_USAGE even for pure calls (when
19428 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
19429 in regs and partially in memory or BLKmode arguments.
19430 (emit_library_call_value_1): Add stack arguments to
19431 CALL_INSN_FUNCTION_USAGE even for pure calls (when
19432 ACCUMULATE_OUTGOING_ARGS).
19433 * dce.c: Include tm_p.h.
19434 (find_call_stack_args): New function.
19435 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
19437 (mark_insn): Call find_call_stack_args for CALL_Ps.
19438 (prescan_insns_for_dce): Walk insns backwards in bb rather than
19439 forwards. Allocate and free arg_stores bitmap if needed, pass it
19440 down to deletable_insn_p, don't mark stores set in arg_stores
19441 bitmap, clear the bitmap at the beginning of each bb.
19442 * Makefile.in (dce.o): Depend on $(TM_P_H).
19444 2009-01-14 Michael Meissner <gnu@the-meissners.org>
19447 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
19448 to make sure the insn is a conditional test (bug 22599). Reformat a
19451 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
19453 PR middle-end/38431
19454 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
19455 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
19456 (gloog): Do not call cleanup_tree_cfg.
19457 (graphite_transform_loops): Call cleanup_tree_cfg after all
19458 scops have been code generated.
19460 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
19461 * doc/gty.texi (Invoking the garbage collector): Added new node
19462 and section documenting ggc_collect.
19464 2009-01-14 Richard Guenther <rguenther@suse.de>
19466 PR tree-optimization/38826
19467 PR middle-end/38477
19468 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
19469 initialization notes only if we actually emitted a warning.
19470 (intra_create_variable_infos): Add constraints for a result decl
19471 that is passed by hidden reference.
19472 (build_pred_graph): Mark all related variables non-direct on
19475 2009-01-14 Nick Clifton <nickc@redhat.com>
19477 * ira-conflicts.c: Include addresses.h for the definition of
19479 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
19480 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
19482 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
19485 * Makefile.in (ira-lives.o): Add except.h.
19487 * ira-lives.c: Include except.h.
19488 (process_bb_node_lives): Process can_throw_internal.
19490 2009-01-13 Jakub Jelinek <jakub@redhat.com>
19492 PR rtl-optimization/38774
19493 * combine.c (simplify_set): When undoing cc_use change, don't do
19494 PUT_CODE on the newly created comparison, but instead put back the
19497 2009-01-13 Joseph Myers <joseph@codesourcery.com>
19499 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
19500 values. Remove duplicate arm8 entry.
19502 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
19504 PR tree-optimization/38786
19505 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
19506 the SSA_NAME case of expand_scalar_variables_expr.
19507 Set the type of an expression to the type of its assign statement.
19508 (expand_scalar_variables_expr): Also gather the scalar computation
19509 used to index the memory access. Do not pass loop_p.
19510 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
19511 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
19512 the gimple_stmt_iterator where it inserts new code.
19513 Do not pass loop_p.
19514 (copy_bb_and_scalar_dependences): Do not pass loop_p.
19515 (translate_clast): Update call to copy_bb_and_scalar_dependences.
19517 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
19519 * graphite.h (debug_value): Removed.
19520 * graphite.c (debug_value): Removed.
19522 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
19524 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
19525 ldrd/strd with two 32-bit instructions.
19527 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
19529 * config/arm/arm.c (struct processors): Pass for speed down into
19530 cost helper functions.
19531 (const_ok_for_op): Handle COMPARE and inequality nodes.
19532 (arm_rtx_costs_1): Rewrite.
19533 (arm_size_rtx_costs): Update prototype.
19534 (arm_rtx_costs): Pass speed down to helper functions.
19535 (arm_slowmul_rtx_costs): Rework cost calculations.
19536 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
19537 (arm_9e_rtx_costs): Likewise.
19539 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
19541 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
19542 relocations of local symbols wider than UNITS_PER_WORD are not valid.
19543 (alpha_legitimize_address): Do not split local symbols wider than
19544 UNITS_PER_WORD into HIGH/LO_SUM parts.
19546 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
19549 * gcc.c (process_command): Replace call to execvp with calls
19550 to pex_one and exit.
19552 2009-01-03 Anatoly Sokolov <aesok@post.ru>
19555 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
19556 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
19557 variant for devices with 3-byte PC.
19558 (__tablejump_elpm__): New.
19560 2009-01-12 Jakub Jelinek <jakub@redhat.com>
19563 * c-parser.c (c_parser_postfix_expression): Allow `->' in
19564 offsetof member-designator, handle it as `[0].'.
19566 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19568 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
19569 function when not using named sections on targets with named sections
19570 if branch distance is less than 262132.
19572 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
19574 * combine.c (combine_instructions): Recompute
19575 optimize_this_for_speed_p for each BB in the main combine loop.
19577 2009-01-12 Tomas Bily <tbily@suse.cz>
19580 * tree-loop-distribution.c (prop_phis): New function.
19581 (generate_builtin): Call prop_phis.
19582 * testsuite/gcc.dg/tree-ssa/pr38385.c: New file.
19584 2009-01-12 Jakub Jelinek <jakub@redhat.com>
19586 PR tree-optimization/38807
19587 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
19588 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
19590 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
19592 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
19593 subreg of op0 to the original op0.
19595 2009-01-11 Laurent GUERBY <laurent@guerby.net>
19597 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
19599 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
19602 * mips-tfile.c (parse_def): Fix parsing of def strings
19603 starting with digits.
19605 2009-01-10 Jakub Jelinek <jakub@redhat.com>
19608 * config/arm/arm.c (arm_is_long_call_p): Don't call
19609 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
19611 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
19613 * regrename.c (regrename_optimize): Fix dumping.
19614 (find_oldest_value_reg): Preserve REG_POINTER.
19615 (copy_hardreg_forward_1): Likewise.
19617 2009-01-09 Diego Novillo <dnovillo@google.com>
19619 * gimple.h (struct gimple_statement_base) <uid>: Document
19620 the restrictions on its use.
19621 (gimple_uid): Tidy.
19622 (gimple_set_uid): Tidy.
19624 2009-01-09 Jakub Jelinek <jakub@redhat.com>
19626 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
19627 zero guard even if align_bytes != 0 and count is smaller than
19630 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
19632 PR rtl-optimization/38495
19633 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
19634 (add_range_and_copies_from_move_list): Print all added ranges.
19635 Add ranges to memory optimized destination.
19637 2009-01-09 Jakub Jelinek <jakub@redhat.com>
19641 * config/i386/i386.c (override_options): Reject
19642 -mstringop-strategy=rep_8byte with -m32.
19643 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
19644 to 1. Do count comparison against epilogue_size_needed at compile
19645 time even when count_exp was constant forced into register. For
19646 size_needed don't jump to epilogue, instead just avoid aligning
19647 and invoke the body algorithm. If need_zero_guard, add zero guard
19648 even if count is non-zero, but smaller than size_needed + number of
19649 bytes that could be stored for alignment.
19650 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
19651 to 1. If need_zero_guard, add zero guard even if count is non-zero,
19652 but smaller than size_needed + number of bytes that could be stored
19653 for alignment. Compare size_needed with epilogue_size_needed instead
19654 of desired_align - align, don't adjust size_needed, pass
19655 epilogue_size_needed to the epilogue expanders.
19658 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
19660 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19662 * pa.c (last_address): Change to unsigned.
19663 (update_total_code_bytes): Change argument to unsigned. Don't
19664 check if insn addresses are set.
19665 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
19666 addresses are not set.
19667 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
19669 2009-01-09 Nick Clifton <nickc@redhat.com>
19671 * config/sh/symbian.c: Replace uses of DECL_INLINE with
19672 DECL_DECLARED_INLINE_P.
19674 2009-01-09 Jakub Jelinek <jakub@redhat.com>
19676 PR middle-end/38347
19677 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
19678 GET_MODE (op0) in operand_subword_force calls.
19680 PR middle-end/38771
19681 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
19682 fold_convert arg0 operands to TREE_TYPE (op0) first.
19684 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
19686 * params.def (ira-max-conflict-table-size): Decrease default value
19689 2009-01-08 Jakub Jelinek <jakub@redhat.com>
19691 PR tree-optimization/37031
19692 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
19694 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
19695 allocate it using gc instead of heap, use VEC_quick_push instead of
19697 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
19698 instead of heap, use VEC_quick_push instead of VEC_safe_push.
19699 * tree-data-ref.h (struct access_matrix): Change matrix to gc
19700 allocated vector from heap allocated.
19701 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
19702 * tree-loop-linear.c (linear_transform_loops): Allocate nest
19703 vector only after perfect_loop_nest_depth call.
19705 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
19706 Jan Sjodin <jan.sjodin@amd.com>
19708 PR tree-optimization/38559
19709 * graphite.c (debug_value, copy_constraint,
19710 swap_constraint_variables, scale_constraint_variable, ): New.
19711 (get_lower_bound, get_upper_bound): Removed.
19712 (graphite_trans_bb_strip_mine): Clean up this code that works
19713 only for constant number of iterations. Fully copy upper and
19714 lower bound constraints, not only the constant part of them.
19715 * graphite.h (debug_value): Declared.
19717 2009-01-08 Ira Rosen <irar@il.ibm.com>
19719 PR tree-optimization/37194
19720 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
19721 Don't add the cost of cost model guard in prologue to scalar
19722 outside cost in case of known number of iterations.
19724 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
19725 Alan Modra <amodra@bigpond.net.au>
19727 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
19728 non-word-aligned REG+CONST addressing.
19730 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
19733 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
19734 free_after_compilation when outputting a thunk.
19735 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
19736 Do not call free_after_compilation here.
19738 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
19740 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
19741 (ix86_valid_target_attribute_inner_p): Ditto.
19743 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
19745 PR tree-optimization/38492
19746 PR tree-optimization/38498
19747 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
19748 * tree-chrec.h (scev_is_linear_expression): Declared.
19749 * graphite.c (graphite_cannot_represent_loop_niter): New.
19750 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
19751 (graphite_loop_normal_form): Use gcc_assert.
19752 (scan_tree_for_params): Use CASE_CONVERT.
19753 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
19754 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
19755 Use gcc_assert. Discard scops that contain unhandled cases.
19756 (build_scop_conditions): Return a boolean status for unhandled cases.
19757 (strip_mine_profitable_p): Print the loop number, not its depth.
19758 (is_interchange_valid): Pass the depth of the loop nest, don't
19759 recompute it wrongly.
19760 (graphite_trans_bb_block): Same.
19761 (graphite_trans_bb_block): Print tentative of loop blocking.
19762 (graphite_trans_scop_block): Do not print that the loop has been
19764 (graphite_transform_loops): Do not handle scops that contain condition
19767 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
19769 AVX Programming Reference (December, 2008)
19770 * config/i386/avxintrin.h (_mm256_stream_si256): New.
19771 (_mm256_stream_pd): Likewise.
19772 (_mm256_stream_ps): Likewise.
19774 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
19775 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
19776 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
19777 (bdesc_special_args): Add __builtin_ia32_movntdq256,
19778 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
19779 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
19780 (ix86_expand_special_args_builtin): Likewise.
19782 * config/i386/sse.md (AVXMODEDI): New.
19783 (avx_movnt<mode>): Likewise.
19784 (avx_movnt<mode>): Likewise.
19785 (<sse>_movnt<mode>): Remove AVX support.
19786 (sse2_movntv2di): Likewise.
19788 2009-01-07 Richard Guenther <rguenther@suse.de>
19790 PR middle-end/38751
19791 * fold-const.c (extract_muldiv): Remove obsolete comment.
19792 (fold_plusminus_mult_expr): Undo MINUS_EXPR
19793 to PLUS_EXPR canonicalization for the canonicalization.
19795 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
19797 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
19798 hosted cross-compilers generating less efficient code.
19800 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
19802 * function.h (rtl_data): Add a dbr_scheduled_p field.
19803 * reorg.c (dbr_schedule): Set it.
19804 (gate_handle_delay_slots): Check it.
19805 * config/mips/mips.c (mips_base_delayed_branch): Delete.
19806 (mips_reorg): Check flag_delayed_branch instead of
19807 mips_base_delayed_branch.
19808 (mips_override_options): Don't set mips_base_delayed_branch
19809 or flag_delayed_branch.
19811 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
19813 PR rtl-optimization/38426.
19814 * ira.c (ira): Set current_function_is_leaf earlier.
19816 2009-01-06 Jakub Jelinek <jakub@redhat.com>
19818 PR rtl-optimization/38722
19819 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
19820 too early, only set a flag and modify after last possible
19823 2009-01-06 Janis Johnson <janis187@us.ibm.com>
19826 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
19827 * real.c (decimal_single_format): Correct values of emin and emax.
19828 (decimal_double_format): Ditto.
19829 (decimal_quad_format): Ditto.
19830 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
19831 computation of DECnn_MIN and DECnn_MAX for corrected values of
19832 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
19833 __DECnn_MIN__, and adjust its computation for the corrected value
19836 2009-01-06 Jan Hubicka <jh@suse.cz>
19839 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
19841 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
19843 * doc/contrib.texi (Contributors): Slightly adjust the end note.
19844 Add Robert Clark to the list of testers.
19846 2009-01-06 Jan Hubicka <jh@suse.cz>
19847 Kai Tietz <kai.tietz@onevision.com>
19849 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
19850 * config/i386/i386.c (ix86_expand_call): Add clobbers.
19852 2009-01-06 Jan Hubicka <jh@suse.cz>
19853 Kai Tietz <kai.tietz@onevision.com>
19855 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
19857 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
19858 (ix86_nsaved_regs): Count only general purpose regs.
19859 (ix86_nsaved_sseregs): New.
19860 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
19861 to 16 for w64; compute padding and size of sse reg save area.
19862 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
19863 general purpose regs.
19864 (ix86_emit_save_sse_regs_using_mov): New.
19865 (ix86_expand_prologue): Save SSE regs if needed.
19866 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
19867 (ix86_emit_restore_sse_regs_using_mov): New.
19868 (ix86_expand_epilogue): Save SSE regs if needed.
19870 2009-01-06 Jan Hubicka <jh@suse.cz>
19871 Kai Tietz <kai.tietz@onevision.com>
19873 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
19874 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
19875 functions when accumulate outgoing args is off.
19877 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
19880 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
19881 before using pseudos_have_intersected_live_ranges_p.
19883 * ira-int.h (ira_assert): Always define.
19885 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
19887 AVX Programming Reference (December, 2008)
19888 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
19889 (_mm256_permute2_pd): Likewise.
19890 (_mm_permute2_ps): Likewise.
19891 (_mm256_permute2_ps): Likewise.
19892 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
19893 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
19895 * config/i386/i386.c (ix86_builtins): Remove
19896 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
19897 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
19898 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
19899 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
19900 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
19901 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
19902 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
19903 __builtin_ia32_vpermil2ps256.
19904 (ix86_init_mmx_sse_builtins): Updated.
19905 (ix86_expand_args_builtin): Likewise.
19907 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19909 * pa.c (output_call): Relocate non-jump insns in the delay slot of
19910 long absolute calls when generating PA 2.0 code.
19912 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
19914 PR rtl-optimization/38583
19915 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
19917 * params.def (ira-max-conflict-table-size): New.
19919 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
19921 * ira.h (ira_conflicts_p): New external definition.
19923 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
19924 table. Report this. Return result of building.
19925 (ira_build_conflicts): Use ira_conflicts_p. Check result of
19926 building conflict table.
19928 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
19929 (ira_color): Use ira_conflicts_p.
19931 * global.c: Include ira.h.
19932 (pseudo_for_reload_consideration_p, build_insn_chain): Use
19935 * Makefile.in (global.o): Add ira.h.
19937 * ira-build.c (mark_all_loops_for_removal,
19938 propagate_some_info_from_allocno): New.
19939 (remove_unnecessary_allocnos): Call
19940 propagate_some_info_from_allocno.
19941 (remove_low_level_allocnos): New.
19942 (remove_unnecessary_regions): Add parameter. Call
19943 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
19944 parameter to remove_unnecessary_regions.
19945 (ira_build): Remove all regions but root if the conflict table was
19946 not built. Update conflict hard regs for allocnos crossing calls.
19948 * ira.c (ira_conflicts_p): New global.
19949 (ira): Define and use ira_conflicts_p.
19951 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
19952 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
19953 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
19955 2009-01-06 Ben Elliston <bje@au.ibm.com>
19957 * gengtype-lex.l (YY_NO_INPUT): Define.
19959 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
19962 * c-common.c (handle_vector_size_attribute): Also reject
19963 BOOLEAN_TYPE types.
19965 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
19967 PR tree-optimization/38492
19968 * graphite.c (rename_map_elt, debug_rename_elt,
19969 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
19970 rename_map_elt_info, eq_rename_map_elts,
19971 get_new_name_from_old_name, bb_in_sese_p): Moved around.
19972 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
19973 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
19974 (sese_build_livein_liveouts): New.
19975 (new_sese, free_sese): New.
19976 (new_scop): Call new_sese.
19977 (free_scop): Call free_sese.
19978 (rename_variables_from_edge, rename_phis_end_scop): Removed.
19979 (register_old_new_names): Renamed register_old_and_new_names.
19980 (register_scop_liveout_renames, add_loop_exit_phis,
19981 insert_loop_close_phis, struct igp,
19982 default_liveout_before_guard, add_guard_exit_phis,
19983 insert_guard_phis, copy_renames): New.
19984 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
19985 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
19986 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
19987 (scop_adjust_phis_for_liveouts): New.
19988 (gloog): Call scop_adjust_phis_for_liveouts.
19990 * graphite.h (struct sese): Documented. Added fields liveout,
19991 num_ver and livein.
19992 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
19993 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
19994 (struct scop): Added field liveout_renames.
19995 (SCOP_LIVEOUT_RENAMES): New.
19997 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
19999 PR tree-optimization/38510
20000 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
20001 (translate_clast): Call recompute_all_dominators before
20003 (gloog): Call recompute_all_dominators before graphite_verify.
20005 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
20006 Jan Sjodin <jan.sjodin@amd.com>
20008 PR tree-optimization/38500
20009 * graphite.c (create_sese_edges): Call fix_loop_structure after
20012 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
20014 * config.gcc: Add m32r*-*-rtems*.
20015 * config/m32r/rtems.h: New file.
20017 2009-01-05 Ben Elliston <bje@au.ibm.com>
20019 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
20020 (.po.pox): Likewise.
20021 (po/gcc.pot): Likewise.
20023 2009-01-04 David S. Miller <davem@davemloft.net>
20025 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
20026 (STARTING_FRAME_OFFSET): Always set to zero.
20028 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
20030 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
20031 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
20032 fixed-point types, and vectors of the same.
20034 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
20036 * config/mips/sync.md (*mb_barrier): Rename to...
20037 (*memory_barrier): ...this.
20039 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
20041 * doc/extend.texi (Function Attributes): Move @cindex after @item
20042 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
20043 and put in alphabetical order. Fix 'target' name and put in order.
20044 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
20047 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
20049 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
20050 (memory_barrier): Expand as unspec instead of unspec_volatile.
20051 Remove mem:BLK from insn operands. Use Pmode scratch register.
20052 (*memory_barrier): Define as unspec instead of unspec_volatile.
20053 Use (match_dup 0) as input operand.
20055 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
20056 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
20057 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
20058 scratch register. Remove operand 1.
20059 (*stbar): Define as unspec instead of unspec_volatile.
20060 Use (match_dup 0) as input operand, remove (const_int 8).
20061 (*membar): Define as unspec instead of unspec_volatile.
20062 Use (match_dup 0) as input operand, remove input operand 2.
20064 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
20065 (memory_barrier): Expand as unspec instead of unspec_volatile.
20066 Remove mem:BLK from insn operands. Use Pmode scratch register.
20067 (*memory_barrier): Define as unspec instead of unspec_volatile.
20068 Use (match_dup 0) as input operand.
20070 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
20071 Remove mem:BLK from insn operands. Use Pmode scratch register.
20072 Set volatile flag on operand 0.
20073 (*memory_barrier): New insn pattern.
20075 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
20077 (*memory_barrier): Use (match_dup 0) as input operand.
20079 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
20080 Remove mem:BLK from insn operands. Use Pmode scratch register.
20081 Set volatile flag on operand 0.
20082 (*mb_internal): New insn pattern.
20084 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
20086 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
20088 PR middle-end/38586
20089 * function.c (struct temp_slot): Move to the section of the file
20090 that deals with temp slots. Remove field 'address'.
20091 (temp_slot_address_table): New hash table of address -> temp slot.
20092 (struct temp_slot_address_entry): New struct, items for the table.
20093 (temp_slot_address_compute_hash, temp_slot_address_hash,
20094 temp_slot_address_eq, insert_temp_slot_address): Support functions
20096 (find_temp_slot_from_address): Rewrite to use the new hash table.
20097 (remove_unused_temp_slot_addresses): Remove addresses of temp
20098 slots that have been made available.
20099 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
20100 worker function for remove_unused_temp_slot_addresses.
20101 (assign_stack_temp_for_type): Don't clear the temp slot address list.
20102 Add the temp slot address to the address -> temp slot map.
20103 (update_temp_slot_address): Update via insert_temp_slot_address.
20104 (free_temp_slots): Call remove_unused_temp_slot_addresses.
20105 (pop_temp_slots): Likewise.
20106 (init_temp_slots): Allocate the address -> temp slot map, or empty
20107 the map if it is already allocated.
20108 (prepare_function_start): Initialize temp slot processing.
20110 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
20112 PR middle-end/38584
20113 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
20114 Calculate the size of all stack vars assuming no packing of stack
20115 vars will happen, replacing a quadratic algorithm with a linear one.
20117 2009-01-03 Jakub Jelinek <jakub@redhat.com>
20120 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
20123 2009-01-03 Diego Novillo <dnovillo@google.com>
20125 * doc/contrib.texi: Update contributions.
20127 2009-01-03 Jakub Jelinek <jakub@redhat.com>
20130 * builtins.c (fold_builtin_memory_op): Give up if either operand
20131 is volatile. Set srctype or desttype to non-qualified version
20135 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
20136 and FUNCTION_DECLs.
20138 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
20140 PR rtl-optimization/35805
20141 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
20142 problem if fast dce is able to remove any instructions.
20143 * dce.c (dce_process_block): Fix dump message.
20145 2009-01-02 Mark Mitchell <mark@codesourcery.com>
20148 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
20150 2009-01-02 Jakub Jelinek <jakub@redhat.com>
20152 PR middle-end/38690
20153 * tree-flow.h (op_code_prio, op_prio): New prototypes.
20154 * tree-pretty-print.c (op_code_prio): New function.
20155 (op_prio): No longer static. Use op_code_prio.
20156 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
20157 Use op_prio and op_code_prio to determine if () should be
20158 printed around operand(s) or not.
20160 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
20161 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
20162 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
20163 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
20164 pp_character instead of pp_string for single letter printing.
20166 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
20168 * doc/extend.texi: Fix '#pragma GCC option' typo.
20170 2009-01-02 Richard Guenther <rguenther@suse.de>
20172 * doc/install.texi (--enable-checking): Mention different
20173 default for stage1.
20174 (--enable-stage1-checking): Document.
20176 2009-01-01 Andrew Pinski <pinskia@gmail.com>
20178 PR middle-end/30142
20179 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
20180 case to be an error.
20182 2009-01-02 Ben Elliston <bje@au.ibm.com>
20184 * config/fp-bit.h (pack_d): Constify argument.
20185 * config/fp-bit.c (makenan): Constify return type. Remove casts.
20186 (isnan): Constify argument.
20188 (iszero): Likewise.
20189 (pack_d): Likewise.
20190 (_fpadd_parts): Constify return type.
20191 (_fpmul_parts): Likewise.
20192 (_fpdiv_parts): Likewise.
20194 2009-01-01 Jakub Jelinek <jakub@redhat.com>
20197 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
20198 warn about overwriting initializer with side-effects or
20199 -Woverride-init if !IMPLICIT.
20200 (output_init_element): Likewise. Pass IMPLICIT down to
20202 (process_init_element): Add IMPLICIT argument. Pass it down
20203 to output_init_element.
20204 (push_init_element, pop_init_level, set_designator): Adjust
20205 process_init_element callers.
20206 (set_nonincremental_init, set_nonincremental_init_from_string):
20207 Adjust add_pending_init callers.
20208 (output_pending_init_elements): Adjust output_init_element callers.
20209 * c-tree.h (process_init_element): Adjust prototype.
20210 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
20211 process_init_element callers.
20214 Copyright (C) 2009 Free Software Foundation, Inc.
20216 Copying and distribution of this file, with or without modification,
20217 are permitted in any medium without royalty provided the copyright
20218 notice and this notice are preserved.