1 2009-08-03 Richard Guenther <rguenther@suse.de>
3 * tree.c (make_vector_type): Build a main variant first,
4 get the canonical one and then build the variant.
5 * tree-ssa.c (useless_type_conversion_p_1): Handle
7 (useless_type_conversion_p): Conversions to pointers to
8 incomplete record types are useless.
10 2009-08-03 Richard Guenther <rguenther@suse.de>
12 * tree-cfg.c (pass_warn_unused_result): Mark name that no dump
14 * omp-low.c (pass_diagnose_omp_blocks): Likewise.
15 * toplev.c (compile_file): Adjust comment.
17 2009-08-03 Kaz Kojima <kkojima@gcc.gnu.org>
19 * config/sh/sh-protos.h (sh_promote_function_mode): Remove.
20 * config/sh/sh.c (sh_promote_function_mode): Wrap long lines.
21 (TARGET_PROMOTE_FUNCTION_MODE): Define.
22 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
23 (sh_promote_function_mode): Fix typo.
25 2009-08-03 Andreas Krebbel <krebbel1@de.ibm.com>
27 * explow.c (promote_mode): Mark TYPE and PUNSIGNEDP as
30 2009-08-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
32 * pa.c (pa_promote_function_mode): Remove ATTRIBUTE_UNUSED from
33 declaration arguments.
35 2009-08-02 Uros Bizjak <ubizjak@gmail.com>
37 * config/i386/i386.c (ix86_expand_fp_compare): Use const0_rtx instead
38 of GEN_INT (0x00) and const1_rtx instead of GEN_INT (0x01).
39 (ix86_split_ashl): Ditto.
40 (ix86_expand_vector_init_one_nonzero): Ditto.
41 (ix86_expand_vector_set): Ditto.
42 (ix86_expand_reduc_v4sf): Ditto.
44 2009-08-02 Paolo Bonzini <bonzini@gnu.org>
46 * explow.c (promote_function_mode): Remove assert.
47 * config/sh/sh.c (sh_promote_function_mode): Declare.
49 2009-08-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
51 * config/pa/pa.c (pa_promote_function_mode): Declare.
52 Change to static. Fix promote_mode call.
54 * gthr-dce.h (CONST_CAST2): Define if not defined.
55 (__gthread_setspecific): Use CONST_CAST2 to fix warning.
57 * config.gcc (hppa[12]*-*-hpux10*): Add stdint support.
59 2009-08-01 Paolo Bonzini <bonzini@gnu.org>
61 * expr.c (store_constructor): Use promote_decl_mode. Remove
62 now write-only variable unsignedp.
63 (expand_expr_real_1): Use promote_decl_mode.
64 * expr.h (promote_function_mode, promote_decl_mode): New.
65 (promote_mode): Remove last argument.
66 * function.c (assign_temp): Drop last argument of promote_mode.
67 (assign_parm_find_data_types): Use promote_function_mode.
68 (assign_parm_setup_reg): Likewise.
69 (expand_function_end): Use promote_function_mode.
70 * calls.c (initialize_argument_information): Use promote_function_mode.
71 (precompute_arguments): Use promote_mode instead of checking if
72 only PROMOTE_FUNCTION_MODE is defined.
73 (expand_call): When making sibcall decisions, use promote_function_mode.
74 Below, remove an if for targetm.calls.promote_function_return and
75 and use promote_function_mode.
76 (emit_library_call_value_1): Use promote_function_mode, fix bug
77 where promote_mode was passed FOR_CALL == 0 for a return value in an
79 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
80 * explow.c (promote_function_mode, promote_decl_mode): New.
81 (promote_mode): Keep only the FOR_CALL == 0 case.
82 * combine.c (setup_incoming_promotion): Remove test of
83 promote_function_args. Use promote_function_mode.
84 * stmt.c (expand_value_return): Use promote_decl_mode.
85 (expand_decl): Use promote_decl_mode.
87 * expr.c (store_constructor): Use promote_decl_mode. Remove
88 now write-only variable unsignedp.
89 (expand_expr_real_1): Use promote_decl_mode.
90 * expr.h (promote_function_mode, promote_decl_mode): New.
91 (promote_mode): Remove last argument.
92 * function.c (assign_temp): Drop last argument of promote_mode.
93 (assign_parm_find_data_types): Use promote_function_mode.
94 (assign_parm_setup_reg): Likewise.
95 (expand_function_end): Use promote_function_mode.
96 * calls.c (initialize_argument_information): Use promote_function_mode.
97 (precompute_arguments): Use promote_mode instead of checking if
98 only PROMOTE_FUNCTION_MODE is defined.
99 (expand_call): When making sibcall decisions, use promote_function_mode.
100 Below, remove an if for targetm.calls.promote_function_return and
101 and use promote_function_mode.
102 (emit_library_call_value_1): Use promote_function_mode, fix bug
103 where promote_mode was passed FOR_CALL == 0 for a return value in an
105 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
106 * explow.c (promote_function_mode, promote_decl_mode): New.
107 (promote_mode): Keep only the FOR_CALL == 0 case.
108 * combine.c (setup_incoming_promotion): Remove test of
109 promote_function_args. Use promote_function_mode.
110 * stmt.c (expand_value_return): Use promote_decl_mode.
111 (expand_decl): Use promote_decl_mode.
113 * explow.c (promote_function_mode): Just call the target hook.
114 * targhooks.c (default_promote_function_mode,
115 default_promote_function_mode_always_promote): New.
116 * targhooks.h (default_promote_function_mode,
117 default_promote_function_mode_always_promote): Declare.
118 * target.h (promote_function_args, promote_function_return): Remove.
119 (promote_function_mode): New.
120 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
121 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
122 (TARGET_PROMOTE_FUNCTION_MODE): New.
123 (TARGET_CALLS): Adjust.
124 * system.h (TARGET_PROMOTE_FUNCTION_ARGS,
125 TARGET_PROMOTE_FUNCTION_RETURN, PROMOTE_FUNCTION_MODE): Poison.
127 * config/s390/s390.h (PROMOTE_FUNCTION_MODE): Move...
128 * config/s390/s390.c (s390_promote_function_mode): ... here,
129 with pointer handling.
130 (TARGET_PROMOTE_FUNCTION_MODE): Define.
131 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
133 * config/sparc/sparc.h (PROMOTE_FUNCTION_MODE): Move...
134 * config/sparc/sparc.c (sparc_promote_function_mode): ... here,
135 with pointer handling.
136 (TARGET_PROMOTE_FUNCTION_MODE): Define.
137 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
139 * config/sh/sh-protos.h (sh_promote_function_mode): New.
140 * config/sh/sh.c (sh_promote_function_mode): New.
141 (TARGET_PROMOTE_FUNCTION_MODE): Define.
142 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
144 * config/cris/cris.h (PROMOTE_FUNCTION_MODE): Move...
145 * config/cris/cris.c (cris_promote_function_mode): ... here.
146 (TARGET_PROMOTE_FUNCTION_MODE): Define.
147 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
149 * config/mmix/mmix.h (PROMOTE_FUNCTION_MODE): Move...
150 * config/mmix/mmix.c (mmix_promote_function_mode): ... here.
151 (TARGET_PROMOTE_FUNCTION_MODE): Define.
152 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
154 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Move...
155 * config/arm/arm.c (arm_promote_function_mode): ... here, without
156 complex type handling.
157 (TARGET_PROMOTE_FUNCTION_MODE): Define.
158 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
160 * config/pa/pa.c (pa_promote_function_mode): New.
161 (TARGET_PROMOTE_FUNCTION_MODE): Define.
162 (TARGET_PROMOTE_FUNCTION_RETURN): Remove.
164 * config/alpha/alpha.c (TARGET_PROMOTE_FUNCTION_ARGS,
165 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
166 (TARGET_PROMOTE_FUNCTION_MODE): Define equivalently.
167 * config/xtensa/xtensa.c: Likewise.
168 * config/stormy16/stormy16.c: Likewise.
169 * config/iq2000/iq2000.c: Likewise.
170 * config/rs6000/rs6000.c: Likewise.
171 * config/picochip/picochip.c: Likewise.
172 * config/arc/arc.c: Likewise.
173 * config/mcore/mcore.c: Likewise.
174 * config/score/score.c: Likewise.
175 * config/mips/mips.c: Likewise.
176 * config/bfin/bfin.c: Likewise.
177 * config/ia64/ia64.c: Likewise (disabled though).
179 * config/frv/frv.h: Remove pointless remark.
181 * doc/tm.texi (PROMOTE_FUNCTION_MODE,
182 TARGET_PROMOTE_FUNCTION_ARGS,
183 TARGET_PROMOTE_FUNCTION_RETURN): Consolidate into...
184 (TARGET_PROMOTE_FUNCTION_MODE): ... this.
186 2009-08-01 Sebastian Pop <sebastian.pop@amd.com>
188 * doc/invoke.texi (-fgraphite-force-parallel): Renamed
189 -floop-parallelize-all.
190 * toplev.c (process_options): Rename flag_graphite_force_parallel to
191 flag_loop_parallelize_all.
192 * tree-ssa-loop.c (gate_graphite_transforms): Same.
193 * graphite.c (graphite_transform_loops): Same.
195 * graphite-poly.c (apply_poly_transforms): Same.
197 2009-07-31 Richard Earnshaw <rearnsha@arm.com>
199 PR tree-optimization/40914
200 * ipa-prop.c (ipa_get_ptr_load_param): New argument use_delta,
201 if set, then check the delta field of the PMF record.
202 (ipa_get_stmt_member_ptr_load_param): Propagate new param use_delta.
203 (ipa_analyze_call_uses): Handle machines where the vbit for a PMF
204 call is stored in the delta.
206 2009-07-31 Adam Nemet <anemet@caviumnetworks.com>
208 * config/mips/mips.md (*clear_upper32_dext): New pattern.
210 2009-07-31 Uros Bizjak <ubizjak@gmail.com>
212 * config/i386/bsd.h (ASM_BYTE): New define.
213 * config/i386/darwin.h (ASM_BYTE): Rename from ASM_BYTE_OP.
214 * config/i386/att.h (ASM_BYTE): New define. Use ASM_BYTE instead of
215 .byte. Use fputs or putc instead of fprintf where appropriate.
216 * config/i386/i386-interix.h: Use ASM_BYTE instead of .byte. Use
217 fputs or putc instead of fprintf where appropriate.
218 * config/i386/i386elf.h: Ditto.
219 * config/i386/sysv4.h: Ditto.
221 * config/i386/i386.c (TARGET_ASM_BYTE_OP): New define.
222 * config/i386/i386.md (x86_sahf_1): Use ASM_BYTE instead of .byte.
223 (*tls_global_dynamic_64): Ditto.
225 2009-07-31 Christian Bruel <christian.bruel@st.com>
227 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
229 2009-07-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
231 * config/arm/arm.c (arm_arm_address_cost): Fix typo.
232 Remove dead code for MINUS.
234 2009-07-31 Anthony Green <green@moxielogic.com>
236 * config/moxie/moxie.c (moxie_expand_prologue): Use $r5 instead of
238 (moxie_expand_epilogue): Ditto for epilogue.
239 (moxie_setup_incoming_varargs): ABI change. Use 5 registers for
241 (moxie_function_arg): Ditto.
242 (moxie_pass_by_reference): Ditto.
243 (moxie_arg_partial_bytes): Ditto.
244 * config/moxie/moxie.h (CALL_USED_REGISTERS): Ditto.
245 (FUNCTION_ARG_ADVANCE) Ditto.
246 (REG_PARM_STACK_SPACE) Ditto.
247 (FUNCTION_ARG_REGNO_P) Dito.
249 * config.gcc: Add moxie linux config support.
250 * gcc/config/moxie/uclinux.h: New file.
252 2009-07-31 DJ Delorie <dj@redhat.com>
254 * config/sh/sh.md (UNSPECV_SP_SWITCH_B): New.
255 (UNSPECV_SP_SWITCH_E): New.
256 (sp_switch_1): Change to an unspec.
257 (sp_switch_2): Change to an unspec. Don't use post-inc when we
259 * config/sh/sh.c (sh_expand_prologue): Use the constant pool to
260 reference the new stack's address
262 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
264 * Makefile.in (OBJS-common): Added dependence on graphite-blocking.o,
265 graphite-clast-to-gimple.o, graphite-dependences.o,
266 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
267 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o.
268 (graphite-blocking.o,
269 graphite-clast-to-gimple.o, graphite-dependences.o,
270 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
271 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o): New.
272 * cfgloop.c (alloc_loop): Set loop->can_be_parallel to false.
273 * cfgloop.h (struct loop): Add can_be_parallel field.
274 * common.opt (fgraphite-identity): Moved up.
275 (fgraphite-force-parallel): New flag.
276 * graphite.c: Rewrite.
277 * graphite.h: Rewrite.
278 * passes.c (init_optimization_passes): Schedule a pass of DCE and LIM
280 * toplev.c (graphite_out_file): New file descriptor.
281 (graphite_in_file): New.
282 (process_options): flag_graphite_force_parallel cannot be used without
284 * tree-ssa-loop.c: Include toplev.h.
285 (gate_graphite_transforms): Enable flag_graphite for
286 flag_graphite_force_parallel.
288 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
290 * ChangeLog.graphite: New.
291 * graphite-blocking.c: New.
292 * graphite-clast-to-gimple.c: New.
293 * graphite-clast-to-gimple.h: New.
294 * graphite-dependences.c: New.
295 * graphite-dependences.h: New.
296 * graphite-interchange.c: New.
297 * graphite-poly.c: New.
298 * graphite-poly.h: New.
299 * graphite-ppl.c: New.
300 * graphite-ppl.h: New.
301 * graphite-scop-detection.c: New.
302 * graphite-scop-detection.h: New.
303 * graphite-sese-to-poly.c: New.
304 * graphite-sese-to-poly.h: New.
308 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
310 * tree-chrec.c (evolution_function_right_is_integer_cst): New.
311 * tree-chrec.h (evolution_function_right_is_integer_cst): Declared.
313 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
315 * tree-chrec.c (operator_is_linear): Handle BIT_NOT_EXPR.
316 (scev_is_linear_expression): Return false if the evolution is not
319 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
321 * tree-data-ref.c (graphite_find_data_references_in_stmt): New.
322 * tree-data-ref.h (graphite_find_data_references_in_stmt): Declared.
324 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
326 * tree-data-ref.c (debug_data_references): New.
327 (debug_data_reference): New.
328 * tree-data-ref.h (debug_data_references): Declared.
329 (debug_data_reference): Declared.
331 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
333 * tree-data-ref.c (stmt_simple_memref_p: Removed.
334 * tree-data-ref.h (scop_p): Removed.
335 (struct data_reference): Remove field scop.
337 (stmt_simple_memref_p): Removed.
339 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
341 * cfgloop.h (create_empty_loop_on_edge): Pass an extra argument.
342 * cfgloopmanip.c (create_empty_loop_on_edge): Leave the loop_latch
345 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
347 * doc/invoke.texi (-fgraphite-force-parallel): Documented.
349 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
351 * doc/invoke.texi (-fgraphite-identity): Documented.
353 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
355 * tree-scalar-evolution.c: Fix comment.
356 (instantiate_scev_1): Return unknow from scev instantiation if the
357 result is not above instantiate_below.
359 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
361 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop): Not
362 static anymore. Instantiate the symbols that may have been introduced
364 * tree-scalar-evolution.h (compute_overall_effect_of_inner_loop):
367 2009-07-30 DJ Delorie <dj@redhat.com>
369 * config/mep/mep.c (mep_asm_init_sections): Add section flags and
370 .vliw directive to VLIW sections.
372 2009-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
374 * Makefile.in (AUTOCONF, ACLOCAL, ACLOCAL_AMFLAGS, aclocal_deps):
376 ($(srcdir)/configure, $(srcdir)/aclocal.m4): New rules.
377 (AUTOHEADER): New variable.
378 ($(srcdir)/cstamp-h.in): Use it.
380 2009-07-30 Michael Meissner <meissner@linux.vnet.ibm.com>
381 Pat Haugen <pthaugen@us.ibm.com>
382 Revital Eres <ERES@il.ibm.com>
384 * config/rs6000/vector.md (VEC_F): Add VSX support.
388 (vector_load_<mode>): Ditto.
389 (vector_store_<mode>): Ditto.
390 (vector GPR move split): Ditto.
391 (vec_reload_and_plus_<mptrsize>): Ditto.
392 (vec_reload_and_reg_<mptrsize>): Ditto.
398 (smin<mode>3): Ditto.
399 (smax<mode>3): Ditto.
400 (vector_eq<mode>): Ditto.
401 (vector_gt<mode>): Ditto.
402 (vector_ge<mode>): Ditto.
403 (vector_gtu<mode>): Ditto.
404 (vector_select_<mode>_uns): Ditto.
405 (vector_eq_<mode>_p): Ditto.
406 (vector_gt_<mode>_p): Ditto.
407 (vector_ge_<mode>_p): Ditto.
408 (vector_gtu_<mode>_p): Ditto.
409 (cr6_test_for_zero): Ditto.
410 (cr6_test_for_zero_reverse): Ditto.
411 (cr6_test_for_lt): Ditto.
412 (cr6_test_for_lt_reverse): Ditto.
416 (one_cmpl<mode>2): Ditto.
418 (andc<mode>2): Ditto.
419 (float<VEC_int<mode>2): Ditto.
420 (unsigned_float<VEC_int><mode>2): Ditto.
421 (fix_trunc<mode><VEC_int>2): Ditto.
422 (fixuns_trunc<mode><VEC_int>2): Ditto.
424 (vec_set<mode>): Ditto.
425 (vec_extract<mode>): Ditto.
426 (vec_interleave_highv4sf): Ditto.
427 (vec_interleave_lowv4sf): Ditto.
428 (vec_realign_load_<mode>): Ditto.
429 (vec_shl_<mode>): Ditto.
430 (vec_shr_<mode>): Ditto.
431 (div<mode>3): New patterns for VSX.
432 (vec_interleave_highv2df): Ditto.
433 (vec_interleave_lowv2df): Ditto.
434 (vec_pack_trunc_v2df): Ditto.
435 (vec_pack_sfix_trunc_v2df): Ditto.
436 (vec_pack_ufix_trunc_v2df): Ditto.
437 (vec_unpacks_hi_v4sf): Ditto.
438 (vec_unpacks_lo_v4sf): Ditto.
439 (vec_unpacks_float_hi_v4si): Ditto.
440 (vec_unpacku_float_lo_v4si): Ditto.
441 (vec_unpacku_float_hi_v4si): Ditto.
442 (vec_unpacks_float_lo_v4si): Ditto.
443 (movmisalign<mode>): Ditto.
444 (vector_ceil<mode>2): New patterns for vectorizing math library.
445 (vector_floor<mode>2): Ditto.
446 (vector_btrunc<mode>2): Ditto.
447 (vector_copysign<mode>3): Ditto.
449 * config/rs6000/predicates.md (easy_vector_constant_msb): New
450 predicate for setting the high bit in each word, used for copysign.
452 * config/rs6000/ppc-asm.h (f19): Whitespace.
453 (f32-f63): Define if VSX.
454 (v0-v31): Define if Altivec.
455 (vs0-vs63): Define if VSX.
457 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power7.md and vsx.md.
459 * config/rs6000/power7.md: New file, provide tuning parameters for
462 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Add VSX support.
463 (rs6000_cpu_cpp_builtins): Ditto.
464 (altivec_overloaded_builtins): Ditto.
465 (altivec_resolve_overloaded_builtin): Ditto.
467 * config/rs6000/rs6000.opt (-mno-vectorize-builtins): Add new
468 debug switch to disable vectorizing simple math builtin
471 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
472 Vectorize simple math builtin functions.
473 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
474 hook to vectorize math builtins.
475 (rs6000_override_options): Enable -mvsx on -mcpu=power7.
476 (rs6000_builtin_conversion): Add VSX/power7 support.
477 (rs6000_builtin_vec_perm): Ditto.
478 (vsplits_constant): Add support for loading up a vector constant
479 with just the high bit set in each part.
480 (rs6000_expand_vector_init): Add VSX/power7 support.
481 (rs6000_expand_vector_set): Ditto.
482 (rs6000_expand_vector_extract): Ditto.
483 (rs6000_emit_move): Ditto.
487 (rs6000_expand_ternop_builtin): Ditto.
488 (altivec_expand_builtin): Ditto.
489 (rs6000_expand_unop_builtin): Ditto.
490 (rs6000_init_builtins): Ditto.
491 (altivec_init_builtins): Ditto.
492 (builtin_function_type): Ditto.
493 (rs6000_common_init_builtins): Ditto.
494 (rs6000_handle_altivec_attribute); Ditto.
495 (rs6000_mangle_type): Ditto.
496 (rs6000_vector_mode_supported_p): Ditto.
497 (rs6000_mode_dependent_address): Altivec addresses with AND -16
500 * config/rs6000/vsx.md: New file for VSX support.
502 * config/rs6000/rs6000.h (EASY_VECTOR_MSB): New macro for
503 identifing values with just the most significant bit set.
504 (enum rs6000_builtins): Add builtins for VSX. Add simple math
507 * config/rs6000/altivec.md (UNSPEC_VRFIP): Delete.
508 (UNSPEC_VRFIM): Delete.
509 (splitter for loading up vector with most significant bit): New
510 splitter for vectorizing copysign.
511 (altivec_vrfiz): Rename from altivec_fturncv4sf2. Add support for
512 vectorizing simple math functions.
513 (altivec_vrfip): Add support for vectorizing simple math functions.
514 (altivec_vrfim): Ditto.
515 (altivec_copysign_v4sf3): New insn for Altivec copysign support.
517 * config/rs6000/rs6000.md (UNSPEC_BPERM): New constant.
518 (power7.md, vsx.md): Include for power7 support.
519 (copysigndf3): Use VSX instructions if -mvsx.
522 (nabsdf2_fpr): Ditto.
527 (fix_truncdfdi2_fpr): Ditto.
528 (cmpdf_internal1): Ditto.
529 (fred, fred_fpr): Convert into expander/insn to add VSX support.
530 (btruncdf2, btruncdf2_fpr): Ditto.
531 (ceildf2, ceildf2_fpr): Ditto.
532 (floordf2, floordf2_fpr): Ditto.
533 (floatdidf2, floatdidf2_fpr): Ditto.
534 (fmadddf4_fpr): Name insn. Use VSX instructions if -mvsx.
535 (fmsubdf4_fpr): Ditto.
536 (fnmadddf4_fpr_1): Ditto.
537 (fnmadddf4_fpr_2): Ditto.
538 (fnmsubdf4_fpr_1): Ditto.
539 (fnmsubdf4_fpr_2): Ditto.
540 (fixuns_truncdfdi2): Add expander for VSX support.
541 (fix_truncdfdi2): Ditto.
542 (fix_truncdfsi2): Ditto.
544 (btruncsf2): Whitespace.
545 (movdf_hardfloat32): Add support for VSX registers.
546 (movdf_softfloat32): Ditto.
547 (movdf_hardfloat64): Ditto.
548 (movdf_hardfloat64_mfpgpr): Ditto.
549 (movdf_softfloat64): Ditto.
550 (movti splitters): Add check for vector registers supporting
551 TImode in the future.
552 (bpermd): Add power7 bpermd instruction.
554 * config/rs6000/altivec.h (vec_div): Define if VSX.
558 (vec_nearbyint): Ditto.
561 (all predicates): Use the generic builtin function, and not the V4SF
562 specific function so that the predicates will work with VSX's V2DF.
566 * doc/extend.texi (PowerPC Altivec/VSX Built-in Functions):
567 Document new VSX functions and types.
569 * doc/invoke.texi (PowerPc options): Document -mpopcntd, -mvsx
572 * doc/md.texi (PowerPC constraints): Document "wd", "wf", "ws",
573 "wa", and "j" constraints. Modify "v" to talk about Altivec
574 instead of just vector.
576 2009-07-30 Andrew MacLeod <amacleod@redhat.com>
579 * tree-into-ssa.c (insert_phi_nodes_for, rewrite_add_phi_arguments): Set
580 location for phi arguments.
581 (rewrite_update_phi_arguments): Find locations for reaching defs.
582 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
583 Add location to add_phi_arg calls.
584 * tree-loop-districbution.c (update_phis_for_loop_copy): Add locations.
585 * tree-ssa-loop-manip.c (create_iv, add_exit_phis_edge,
586 split_loop_exit_edge, tree_transform_and_unroll_loop): Add locations.
587 * tree-tailcall.c (add_successor_phi_arg, eliminate_tail_call,
588 create_tailcall_accumulator, tree_optimize_tail_calls_1): Add locations.
589 * tree.h (struct phi_arg_d): Add location_t to PHI arguments.
590 * tree-phinodes.c (make_phi_node): Initialize location.
591 (resize_phi_node): Initialize location to UNKNOWN_LOCATION.
592 (add_phi_arg): Add location parameter.
593 (remove_phi_arg_num): Move location when moving phi argument.
594 * omp-low.c (expand_parallel_call, expand_omp_for_static_chunk): Set
596 * tree-vect-loop-manip.c (slpeel_update_phis_for_duplicate_loop,
597 slpeel_update_phi_nodes_for_guard1,
598 slpeel_update_phi_nodes_for_guard2,
599 slpeel_tree_duplicate_loop_to_edge_cfg, set_prologue_iterations,
600 vect_loop_versioning): Set locations.
601 * tree-parloops.c (create_phi_for_local_result,
602 transform_to_exit_first_loop, create_parallel_loop): Add locations.
603 * gimple-pretty-print.c (dump_gimple_phi): Dump lineno's if present.
604 * tree-vect-loop.c (get_initial_def_for_induction,
605 vect_create_epilog_for_reduction, vect_finalize_reduction): Add
607 * tree-flow-inline.h (gimple_phi_arg_location): New. Return locus.
608 (gimple_phi_arg_location_from_edge): New. Return locus from an edge.
609 (gimple_phi_arg_set_location): New. Set locus.
610 (gimple_phi_arg_has_location): New. Check for locus.
611 (redirect_edge_var_map_location): New. Return locus from var_map.
612 * tree-vect-data-refs.c (vect_setup_realignment): Set location.
613 * tree-ssa-phiopt.c (conditional_replacement): Set locus when
614 combining PHI arguments.
615 (cond_store_replacement): Set location.
616 * cfgexpand.c (gimple_assign_rhs_to_tree): Transfer locus if possible.
617 * grpahite.c (add_loop_exit_phis, add_guard_exit_phis,
618 scop_add_exit_phis_edge): Add locations.
619 * tree-cfgcleanup.c (remove_forwarder_block,
620 remove_forwarder_block_with_phi): Add locations.
621 * tree-ssa-pre.c (insert_into_preds_of_block): Add locations.
622 * tree-predcom.c (initialize_root_vars, initialize_root_vars_lm): Add
624 * tree-ssa-dce.c (forward_edge_to_pdom): Add locations.
625 * tree-ssa.c (redirect_edge_var_map_add, ssa_redirect_edge,
626 flush_pending_stmts): Add source location.
627 * lambda-code.c (perfect_nestify): Maintain location stack with argument
628 stack to preserve locations.
629 * tree-vect-stmts.c (vectorizable_load): Add location.
630 * tree-inline.c (copy_phis_for_bb): Copy locus.
631 (setup_one_parameter): Add call locus to inlined parameter stmts.
632 (initialize_inlined_parameters): Pass in call location as parameter
634 (tree_function_versioning): Pass location to setup_one_parameter.
635 * tree-ssa-phiprop.c (phiprop_insert_phi): Set locations.
636 * tree-outof-ssa.c (struct _elim_graph): Add source_location vecs for
638 (insert_partition_copy_on_edge, insert_value_copy_on_edge,
639 insert_rtx_to_part_on_edge, insert_part_to_rtx_on_edge): Provide a
640 locus parameter and override the stmt default if provided.
641 (new_elim_graph, clear_elim_graph, delete_elim_graph,
642 elim_graph_add_edge, elim_graph_remove_succ_edge,
643 FOR_EACH_ELIM_GRAPH_SUCC, FOR_EACH_ELIM_GRAPH_PRED, eliminate_build,
644 elim_forward, elim_unvisited_predecessor, elim_backward, elim_create,
645 eliminate_phi): Add locus info in elimination graph for each edge and
647 (insert_backedge_copies): Copy locus if present.
648 * tree-flow.h (struct _edge_var_map): Add locus field.
649 * tree-switch_conversions.c (fix_phi_nodes): Add locations.
650 * tree-cfg.c (reinstall_phi_args, gimple_make_forwarder_block,
651 add_phi_args_after_copy_edge, gimple_lv_adjust_loop_header_phi): Add
653 * ipa-struct-reorg.c (make_edge_and_fix_phis_of_dest): Add locations.
655 2009-07-30 Martin Jambor <mjambor@suse.cz>
657 PR tree-optimization/40570
658 * ipa-inline.c (cgraph_decide_inlining): Watch out for dead single
661 2009-07-30 Razya Ladelsky <razya@il.ibm.com>
663 * ssa-loop-manip.c: Include langhooks.h.
664 (rewrite_phi_with_iv): New.
665 (rewrite_all_phi_nodes_with_iv): New.
666 (canonicalize_loop_ivs): Move here from tree-parloops.c.
667 Remove reduction_list argument. Use rewrite_all_phi_nodes_with_iv.
668 * tree-parloops.c (loop_parallel_p): Move out all conditions
669 except dependency check.
670 (canonicalize_loop_ivs): Move to tree-ssa-loop-manip.c.
671 (gen_parallel_loop): Call canonicalize_loop_ivs without
672 reduction_list argument.
673 (build_new_reduction): New.
674 (gather_scalar_reductions): New.
675 (try_get_loop_niter): New.
676 (try_create_reduction_list): New.
677 (parallleize_loops): Change the parallel conditions check.
678 * tree-flow.h (canonicalize_loop_ivs): Remove one argument.
679 * Makefile.in (tree-ssa-loop-manip.o): Add langhooks.h dependency.
681 2009-07-30 Dave Korn <dave.korn.cygwin@gmail.com>
683 * opt-functions.awk (opt_args): Allow argument to be enclosed in
685 * doc/options.texi (Option properties): Mention new quoting syntax.
687 2009-07-29 Douglas B Rupp <rupp@gnat.com>
689 * config/alpha/alpha.c (alpha_start_function):
690 Handle VMS_DEBUG_MAIN_POINTER
691 * config/alpha/vms.h (VMS_DEBUG_MAIN_POINTER): Define new macro.
692 * doc/invoke.texi: Document -mdebug-main switch.
694 2009-07-29 Richard Henderson <rth@redhat.com>
696 * cgraph.c (cgraph_set_call_stmt_including_clones): Tidy.
697 (cgraph_create_edge_including_clones): Likewise.
698 * tree-inline.c (copy_bb): Operate on the correct edges
699 when updating the callgraph.
701 2009-07-29 Douglas B Rupp <rupp@gnat.com>
703 * config/alpha/vms-cc.c: Deleted.
704 * config/alpha/vms-ld.c: Deleted.
705 * config/alpha/t-vms64: Moved to config/vms
706 * config/alpha/vms-crt0-64.c: Moved to config/vms
707 * config/alpha/vms-crt0.c: Moved to config/vms
708 * config/alpha/vms-psxcrt0-64.c: Moved to config/vms
709 * config/alpha/vms-psxcrt0.c: Moved to config/vms
710 * config/alpha/xm-vms.h: Moved to config/vms
711 * config/alpha/x-vms: Moved to config/vms
712 * config/alpha/t-vms (vcrt0.o, pcrt0.o): Move rules to new file
714 * config/vms/t-vms: Moved here from config/alpha. Alpha specific
715 parts removed. (STMP_FIXPROTO, STMP_FIXINC, LIMITS_H_TEST): Set.
717 * config/vms/t-vms64: Moved here from config/alpha
718 * config/vms/vms-crt0-64.c: Moved here from config/alpha.
719 (argc,argv,envp): Enforce 32bit malloc'ing.
720 * config/vms/vms-psxcrt0-64.c: Likewise.
721 * config/vms/vms-crt0.c: Moved here from config/alpha.
722 * config/vms/vms-psxcrt0.c: Likewise.
723 * config/vms/vms-crtl-64.h: New file.
724 * config/vms/vms-crtl.h: New file.
725 * config/vms/vms.opt: New file.
726 * config/vms/xm-vms64.h: New file.
727 * config/vms/xm-vms.h: Moved here from config/alpha.
728 (STANARD_EXEC_PREFIX, STANDARD_STARTFILE_PREFIX, STANDARD_INCLUDE_DIR):
730 * config/vms/x-vms: Moved here from config/alpha.
731 (version, VMS_EXTRA_PARTS): Moved to t-vms.
732 (vms-ld.o, vms-cc.o): Removed.
733 (LN, LN_S, USE_COLLECT2, POD2MAN): Set.
735 2009-07-29 Douglas B Rupp <rupp@gnat.com>
737 * dwarf2out.c (add_name_and_src_coords_attributes): Push on the
738 correct stack (obvious VMS fix).
740 2009-07-29 Douglas B Rupp <rupp@gnat.com>
742 * dwarf2out.c (output_file_names): Output VMS style file name, size,
743 date, version info if VMS_DEBUGGING_INFO defined.
744 * vmsdgbout.c (vms_file_stats_name): New functon. VMS style file name,
745 size, date calculating code moved here.
747 2009-07-29 Paul Brook <paul@codesourcery.com>
749 * config/arm/lib1funcs.asm (clear_cache): Use ARM_FUNC_START and
752 2009-07-29 Uros Bizjak <ubizjak@gmail.com>
755 * config/alpha/alpha.c (alpha_expand_unaligned_store): Convert src
756 to DImode when generating insq_le insn.
758 2009-07-28 Douglas B Rupp <rupp@gnat.com>
760 * dwarf2out.c (DWARF2_INDIRECT_STRING_SUPPORT_MISSING_ON_TARGET):
761 New macro set for VMS_DEBUGGGING_INFO.
762 (AT_string_form): Use it.
764 2009-07-28 DJ Delorie <dj@redhat.com>
766 * config/mep/mep.c (vtext_section): New.
767 (vftext_section): New.
768 (ftext_section): New.
769 (mep_select_section): Add support for functions.
770 (mep_unique_section): Likewise.
771 (mep_asm_init_sections): Likewise.
772 (mep_encode_section_info): Remove it from here.
774 * config/mep/mep.h (USE_SELECT_SECTION_FOR_FUNCTIONS): Define.
776 2009-07-28 Paolo Bonzini <bonzinI@gnu.org>
778 * tree.h (TREE_DEPRECATED): Document it is used for types too.
779 (TYPE_VECTOR_OPAQUE): Use default_def_flag
781 2009-07-28 Douglas B Rupp <rupp@gnat.com>
783 * dwarf2out.c (output_file_names): Test new macro
784 DWARF2_DIR_SHOULD_END_WITH_SEPARATOR.
785 (add_comp_dir_attribute): Likewise.
787 2009-07-28 Kai Tietz <kai.tietz@onevision.com>
789 * config/i386/mingw-w64.h (LINK_SPEC): Add
790 separating space between commands.
792 2009-07-28 Jan Hubicka <jh@suse.cz>
794 PR tree-optimization/40759
795 * tree-ssa-dce.c (mark_virtual_phi_result_for_renaming): Mark all uses
798 2009-07-27 DJ Delorie <dj@redhat.com>
800 * config/mep/mep.c (mep_expand_builtin_saveregs): Make sure 64-bit
801 types are dword-aligned.
802 (mep_expand_va_start): Likewise.
804 2009-07-27 Olivier Hainque <hainque@adacore.com>
805 Douglas B Rupp <rupp@gnat.com>
807 * convert.c (convert_to_pointer): Don't assume the target
808 pointer type is POINTER_SIZE long. Fetch its precision instead.
810 2009-07-27 Douglas B Rupp <rupp@gnat.com>
812 * system.h (fopen): Undefine if macro.
814 2009-07-27 Jakub Jelinek <jakub@redhat.com>
816 * dwarf2out.c (output_cfi_p): Removed.
817 (output_cfis): New function.
818 (output_fde): New function, split from output_call_frame_info.
819 (output_call_frame_info): Use it.
820 (dwarf2out_switch_text_section): Use output_cfis.
822 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
824 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Error build when
825 TARGET_BI_ARCH is specified without enabling SJLJ.
826 * config/i386/mingw32.h (MD_UNWIND_SUPPORT): Define MD_UNWIND_SUPPORT,
827 if TARGET_64BIT and TARGET_BI_ARCH aren't defined.
829 2009-07-26 Mikael Pettersson <mikpe@it.uu.se>
831 * arm.md (negdi2): Use DImode if forcing a value into a register.
833 2009-07-26 Ira Rosen <irar@il.ibm.com>
835 PR tree-optimization/40801
836 * tree-vect-stmts.c (vectorizable_call): Get previous copy
837 of vector operand from the previous copy of vector statement.
838 Pass the correct definition type value to
839 vect_get_vec_def_for_stmt_copy().
841 2009-07-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
843 * collect2.c (scan_libraries): Use CONST_CAST2 to perform char ** to
844 const char ** conversion.
846 2009-07-25 David Daney <ddaney@caviumnetworks.com>
848 * system.h (gcc_assert): Invoke __builtin_unreachable() instead of
849 fancy_abort() if !ENABLE_ASSERT_CHECKING.
850 (gcc_unreachable): Invoke __builtin_unreachable() if
851 !ENABLE_ASSERT_CHECKING.
853 2009-07-25 David Daney <ddaney@caviumnetworks.com>
855 PR rtl-optimization/40445
856 * emit-rtl.c (next_nonnote_insn_bb): New function.
857 * rtl.h (next_nonnote_insn_bb): Declare new function.
858 * cfgcleanup.c (try_optimize_cfg): Don't remove an empty block
859 with no successors that is the successor of the ENTRY_BLOCK.
860 Continue from the top after removing an empty fallthrough block.
861 * cfgrtl.c (get_last_bb_insn): Call next_nonnote_insn_bb instead
862 of next_nonnote_insn.
864 2009-07-25 David Daney <ddaney@caviumnetworks.com>
866 * cfgcleanup.c (old_insns_match_p): Handle the case of empty blocks.
868 2009-07-25 Martin Jambor <mjambor@suse.cz>
870 * c-common.c (c_common_attribute_table): New element for noclone.
871 (handle_noclone_attribute): New function. Forward-declare.
872 * tree-inline.c (tree_versionable_function_p): Check for noclone
874 * doc/extend.texi (Labels as Values): Document need for noclone.
875 (Function Attributes): Document noclone attribute.
877 2009-07-25 Jakub Jelinek <jakub@redhat.com>
879 PR rtl-optimization/34999
880 * dwarf2out.c (struct dw_fde_struct): Add dw_fde_switch_cfi
881 and dw_fde_switched_cold_to_hot fields.
882 (output_cfi_p): New function.
883 (output_call_frame_info): If fde->dw_fde_switched_sections,
884 output 2 FDEs instead of one with corrupted header.
885 (dwarf2out_do_cfi_startproc): New function.
886 (dwarf2out_begin_prologue): Use it. Initialize fde->dw_fde_switch_cfi
887 and fde->dw_fde_switched_cold_to_hot.
888 (dwarf2out_switch_text_section): Compute
889 fde->dw_fde_switched_cold_to_hot. Switch to new text section here.
890 If dwarf2out_do_cfi_asm, emit .cfi_endproc before it and call
891 dwarf2out_do_cfi_startproc plus emit again currently active CFI insns.
892 Otherwise, compute fde->dw_fde_switch_cfi.
894 2009-07-24 Cary Coutant <ccoutant@google.com>
896 * tree-cfg.c (assign_discriminator): Add explicit parentheses.
898 2009-07-24 Cary Coutant <ccoutant@google.com>
900 * cfghooks.c (split_block): Copy discriminator to new block.
901 * tree-cfg.c (assign_discriminator): Check location of last
902 instruction in block as well as first.
904 2009-07-24 Uros Bizjak <ubizjak@gmail.com>
906 * config/i386/linux.c: Use fputs or putc instead of fprintf
908 * config/i386/gas.h: Ditto.
909 * config/i386/x86-64.h: Ditto.
910 * config/i386/att.h: Ditto.
912 2009-07-24 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
914 * expmed.c (emit_store_flag): Use a recursive call to optimize the
917 2009-07-24 Martin Jambor <mjambor@suse.cz>
919 * ipa-prop.h (struct ipa_node_params): New flag node_enqued.
920 (ipa_push_func_to_list_1): Declare.
921 (ipa_push_func_to_list): New function.
923 * ipa-prop.c (ipa_push_func_to_list_1): New function.
924 (ipa_init_func_list): Call ipa_push_func_to_list_1.
925 (ipa_push_func_to_list): Removed.
926 (ipa_pop_func_from_list): Clear node_enqueued flag.
928 2009-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
930 * config/s390/s390.c (override_options): Default
931 max-unrolled-insns to 100 for z10 tuning.
933 2009-07-24 Tobias Grosser <grosser@fim.uni-passau.de>
935 * Makefile.in (TREE_DATA_REF_H, tree-vrp.o, tree-cfg.o, tree-if-conv.o
936 tree-ssa-loop.o, tree-ssa-loop-niter.o, tree-ssa-loop-ivcanon.o,
937 tree-ssa-loop-prefetch.o, tree-predcom.o, tree-affine.o,
938 tree-scalar-evolution.o, tree-data-ref.o, tree-vect-loop.o,
939 tree-vect-data-refs.o, tree-loop-linear.o, tree-loop-distribution.o
940 tree-parloops.o, tree-pretty-printer.o, fold-const.o, tree-ssa-dce.o,
941 lambda-code.o, params.o): Cleanup use of SCEV_H and TREE_DATA_REF_H.
943 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
945 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR): Remove and
946 use default set in mingw32.h header.
947 * config/i386/mingw32.h (STANDARD_INCLUDE_DIR): Use for 32-bit and
948 64-bit /mingw/include path.
949 (STANDARD_STARTFILE_PREFIX_1): Use for 32-bit and 64-bit /mingw/lib
952 2009-07-23 Neil Vachharajani <nvachhar@google.com>
954 PR rtl-optimization/40209
955 * loop-iv.c (iv_analysis_loop_init): Call df_note_add_problem.
957 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
959 * config/i386/i386.c: Use ASM_LONG instead of .long. Concatenate
960 ASM_LONG, LPREFIX, MCOUNT_NAME and PROFILE_COUNT_REGISTER strings
961 with the rest of string where appropriate. Use fputs or putc
962 instead of fprintf where appropriate.
964 2009-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
965 Pat Haugen <pthaugen@us.ibm.com>
966 Revital Eres <ERES@il.ibm.com>
968 * config/rs6000/vector.md: New file. Move most of the vector
969 expander support here from altivec.md to allow for the VSX vector
970 unit in the future. Add support for secondary_reload patterns.
971 Rewrite the patterns for vector comparison, and vector comparison
972 predicate instructions so that the RTL expresses the desired
973 behavior, instead of using unspec.
975 * config/rs6000/constraints.md ("f" constraint): Use
976 rs6000_constraints to hold the precalculated register class.
977 ("d" constraint): Ditto.
978 ("wd" constraint): New constraint for VSX.
979 ("wf" constraint): Ditto.
980 ("ws" constraint): Ditto.
981 ("wa" constraint): Ditto.
982 ("wZ" constraint): Ditto.
983 ("j" constraint): Ditto.
985 * config/rs6000/predicates.md (vsx_register_operand): New
987 (vfloat_operand): New predicate for vector.md.
988 (vint_operand): Ditto.
989 (vlogical_operand): Ditto.
990 (easy_fp_constant): If VSX, 0.0 is an easy constant.
991 (easy_vector_constant): Add VSX support.
992 (altivec_indexed_or_indirect_operand): New predicate for
993 recognizing Altivec style memory references with AND -16.
995 * config/rs6000/rs6000.c (rs6000_vector_reload): New static global
996 for vector secondary reload support.
997 (rs6000_vector_reg_class): Delete, replacing it with
999 (rs6000_vsx_reg_class): Ditto.
1000 (rs6000_constraints): New array to hold the register classes of
1001 each of the register constraints that can vary at runtime.
1002 (builtin_mode_to_type): New static array for builtin function type
1004 (builtin_hash_table): New static hash table for builtin function
1006 (TARGET_SECONDARY_RELOAD): Define target hook.
1007 (TARGET_IRA_COVER_CLASSES): Ditto.
1008 (rs6000_hard_regno_nregs_internal): If -mvsx, floating point
1009 registers are 128 bits if VSX memory reference instructions are used.
1010 (rs6000_hard_regno_mode_ok): For VSX, only check if the VSX memory
1012 (rs6000_debug_vector_unit): Move into rs6000_debug_reg_global.
1013 (rs6000_debug_reg_global): Move -mdebug=reg statements here.
1014 Print several of the scheduling related parameters.
1015 (rs6000_init_hard_regno_mode_ok): Switch to putting constraints in
1016 rs6000_constraints instead of rs6000_vector_reg_class. Move
1017 -mdebug=reg code to rs6000_debug_reg_global. Add support for
1018 -mvsx-align-128 debug switch. Drop testing float_p if VSX or
1019 Altivec. Add VSX support. Setup for secondary reload support on
1020 Altivec/VSX registers.
1021 (rs6000_override_options): Make power7 set the scheduling groups
1022 like the power5. Add support for new debug switches to override
1023 the scheduling defaults. Temporarily disable -mcpu=power7 from
1024 setting -mvsx. Add support for debug switches -malways-hint,
1025 -msched-groups, and -malign-branch-targets.
1026 (rs6000_buitlin_conversion): Add support for returning unsigned
1027 vector conversion functions to fix regressions due to stricter
1029 (rs6000_builtin_mul_widen_even): Ditto.
1030 (rs6000_builtin_mul_widen_odd): Ditto.
1031 (rs6000_builtin_vec_perm): Ditto.
1032 (rs6000_vec_const_move): On VSX, use xxlxor to clear register.
1033 (rs6000_expand_vector_init): Initial VSX support for using xxlxor
1035 (rs6000_emit_move): Fixup invalid const symbol_ref+reg that is
1037 (bdesc_3arg): Add builtins for unsigned types. Add builtins for
1038 VSX types for bit operations. Changes to accomidate vector.md.
1039 (bdesc_2arg): Ditto.
1040 (bdesc_1arg): Ditto.
1041 (struct builtin_description_predicates): Rewrite predicate
1042 handling so that RTL describes the operation, instead of passing
1043 the instruction to be used as a string argument.
1044 (bdesc_altivec_preds): Ditto.
1045 (altivec_expand_predicate_builtin): Ditto.
1046 (altivec_expand_builtin): Ditto.
1047 (rs6000_expand_ternop_builtin): Use a switch instead of an if
1048 statement for vsldoi support.
1049 (altivec_expand_ld_builtin): Change to use new names from vector.md.
1050 (altivec_expand_st_builtin): Ditto.
1051 (paired_expand_builtin): Whitespace changes.
1052 (rs6000_init_builtins): Add V2DF/V2DI types. Initialize the
1053 builtin_mode_to_type table for secondary reload. Call
1054 builtin_function_type to build random builtin functions.
1055 (altivec_init_builtins): Change to use builtin_function_type to
1056 create builtin function types dynamically as we need them.
1057 (builtin_hash_function): New support for hashing the tree types
1058 for builtin function as we need it, rather than trying to build
1059 all of the trees that we need. Add initial preliminary VSX support.
1060 (builtin_function_type): Ditto.
1061 (builtin_function_eq): Ditto.
1062 (builtin_hash_struct): Ditto.
1063 (rs6000_init_builtins): Ditto.
1064 (rs6000_common_init_builtins): Ditto.
1065 (altivec_init_builtins): Ditto.
1066 (rs6000_common_init_builtins): Ditto.
1067 (enum reload_reg_type): New enum for simplifing reg classes.
1068 (rs6000_reload_register_type): Simplify register classes into GPR,
1069 Vector, and other registers. Altivec and VSX addresses in reload.
1070 (rs6000_secondary_reload_inner): Ditto.
1071 (rs6000_ira_cover_classes): New target hook, that returns the
1072 appropriate cover classes, based on -mvsx being used or not.
1073 (rs6000_secondary_reload_class): Add VSX support.
1074 (get_vec_cmp_insn): Delete, rewrite vector conditionals.
1075 (get_vsel_insn): Ditto.
1076 (rs6000_emit_vector_compare): Rewrite vector conditional support
1077 so that where we can, we use RTL operators, instead of blindly use
1079 (rs6000_emit_vector_select): Ditto.
1080 (rs6000_emit_vector_cond_expr): Ditto.
1081 (rs6000_emit_minmax): Directly generate min/max under altivec, vsx.
1082 (create_TOC_reference): Add -mdebug=addr support.
1083 (emit_frame_save): VSX loads/stores need register indexed addressing.
1085 * config/rs6000/rs6000.md: Include vector.md.
1087 * config/rs6000/t-rs6000 (MD_INCLUDES): Add vector.md.
1089 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
1090 support for V2DI, V2DF in logical, permute, select operations.
1092 * config/rs6000/rs6000.opt (-mvsx-scalar-double): Add new debug
1093 switch for vsx/power7.
1094 (-mvsx-scalar-memory): Ditto.
1095 (-mvsx-align-128): Ditto.
1096 (-mallow-movmisalign): Ditto.
1097 (-mallow-df-permute): Ditto.
1098 (-msched-groups): Ditto.
1099 (-malways-hint): Ditto.
1100 (-malign-branch-targets): Ditto.
1102 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Delete, use target
1104 (IRA_COVER_CLASSES_PRE_VSX): Cover classes if not -mvsx.
1105 (IRA_COVER_CLASSES_VSX): Cover classes if -mvsx.
1106 (rs6000_vector_reg_class): Delete.
1107 (rs6000_vsx_reg_class): Ditto.
1108 (enum rs6000_reg_class_enum): New enum for the constraints that
1109 vary based on target switches.
1110 (rs6000_constraints): New array to hold the register class for all
1111 of the register constraints that vary based on the switches used.
1112 (ALTIVEC_BUILTIN_*_UNS): Add unsigned builtin functions.
1113 (enum rs6000_builtins): Add unsigned varients for the builtin
1114 declarations returned by target hooks for expanding multiplies,
1115 select, and permute operations. Add VSX builtins.
1116 (enum rs6000_builtin_type_index): Add entries for VSX.
1117 (V2DI_type_node): Ditto.
1118 (V2DF_type_node): Ditto.
1119 (unsigned_V2DI_type_node): Ditto.
1120 (bool_long_type_node): Ditto.
1121 (intDI_type_internal_node): Ditto.
1122 (uintDI_type_internal_node): Ditto.
1123 (double_type_internal_node): Ditto.
1125 * config/rs6000/altivec.md (whole file): Move all expanders to
1126 vector.md from altivec.md. Rename insn matching functions to be
1128 (UNSPEC_VCMP*): Delete, rewrite vector comparisons.
1129 (altivec_vcmp*): Ditto.
1130 (UNSPEC_VPERM_UNS): New, add for unsigned types using vperm.
1131 (VM): New iterator for moves that includes the VSX types.
1132 (altivec_vperm_<mode>): Add VSX types. Add unsigned types.
1133 (altivec_vperm_<mode>_uns): New, for unsigned types.
1134 (altivec_vsel_*): Rewrite vector comparisons and predicate builtins.
1135 (altivec_eq<mode>): Ditto.
1136 (altivec_gt<mode>): Ditto.
1137 (altivec_gtu<mode>): Ditto.
1138 (altivec_eqv4sf): Ditto.
1139 (altivec_gev4sf): Ditto.
1140 (altivec_gtv4sf): Ditto.
1141 (altivec_vcmpbfp_p): Ditto.
1143 2009-07-23 Richard Earnshaw <rearnsha@arm.com>
1145 * arm.md (split for ior/xor with shift and zero-extend): Cast op3 to
1148 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
1151 * config/i386/i386.c (output_387_ffreep): Rewrite to use
1152 ASM_SHORT instead of .word.
1153 * config/i386/i386.md (*tls_global_dynamic_64): Use ASM_SHORT
1154 instead of .word in asm template.
1156 2009-07-22 Vladimir Makarov <vmakarov@redhat.com>
1159 * ira-lives.c (bb_has_abnormal_call_pred): New function.
1160 (process_bb_node_lives): Use it.
1162 * ira.c (setup_cover_and_important_classes): Don't setup
1163 ira_important_class_nums. Add cover classes to the end of
1165 (cover_class_order, comp_reg_classes_func, reorder_important_classes):
1167 (find_reg_class_closure): Use reorder_important_classes.
1169 * config/i386/i386.h (IRA_COVER_CLASSES): Remove.
1171 * config/i386/i386.c (i386_ira_cover_classes): New function.
1172 (TARGET_IRA_COVER_CLASSES): Redefine.
1174 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Add a comment about
1175 importance of order of cover classes in the array.
1177 2009-07-22 Diego Novillo <dnovillo@google.com>
1179 * tree-pass.h (TDF_EH): Define.
1180 * gimple-pretty-print.c (dump_gimple_stmt): If FLAGS
1181 contains TDF_EH, print the EH region number holding GS.
1182 * tree-dump.c (dump_options): Add "eh".
1183 * doc/invoke.texi: Document it.
1185 2009-07-22 Doug Kwan <dougkwan@google.com>
1187 * config/arm/arm.md (subdi3) Copy non-reg values to DImode registers.
1189 2009-07-22 Michael Matz <matz@suse.de>
1191 PR tree-optimization/35229
1192 PR tree-optimization/39300
1194 * tree-ssa-pre.c (includes): Include tree-scalar-evolution.h.
1195 (inhibit_phi_insertion): New function.
1196 (insert_into_preds_of_block): Call it for REFERENCEs.
1197 (init_pre): Initialize and finalize scalar evolutions.
1198 * Makefile.in (tree-ssa-pre.o): Depend on tree-scalar-evolution.h .
1200 2009-07-22 Uros Bizjak <ubizjak@gmail.com>
1202 * config/i386/predicates.md (zero_extended_scalar_load_operand):
1203 Use CONST_VECTOR_NUNITS to determine number of elements.
1205 2009-07-22 Andreas Krebbel <krebbel1@de.ibm.com>
1207 * config/s390/constraints.md (ZQ, ZR, ZS, ZT): New constraints.
1208 (U, W): Constraints are now deprecated and will be removed if we
1210 * config/s390/s390.md (U, W): Replaced with ZQZR, ZSZT throughout
1212 ("prefetch"): Add the stcmh instruction for prefetching.
1213 * config/s390/s390.c (s390_symref_operand_p): Function moved. No
1215 (s390_short_displacement): Return always true if compiling for
1216 machines not providing the long displacement facility.
1217 (s390_mem_constraint): Support the new constraint letter Z.
1218 (s390_check_qrst_address): New function.
1220 2009-07-21 DJ Delorie <dj@redhat.com>
1222 * config/mep/mep.c (mep_legitimize_arg): Leave control registers
1225 2009-07-21 Jason Merrill <jason@redhat.com>
1227 * c-common.c (max_tinst_depth): Increase default to 1024.
1229 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
1231 * config/i386/sse.md (vec_unpacku_float_hi_v4si): New expander.
1232 (vec_unpacku_float_lo_v4si): Ditto.
1234 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
1237 * config/i386/sse.md (sse2_cvtudq2ps): New expander.
1238 (enum ix86_builtins): Add IX86_BUILTIN_CVTUDQ2PS.
1239 (builtin_description): Add __builtin_ia32_cvtudq2ps.
1240 (ix86_vectorize_builtin_conversion): Handle IX86_BUILTIN_CVTUDQ2PS.
1242 2009-07-21 Jakub Jelinek <jakub@redhat.com>
1244 PR tree-optimization/40813
1245 * tree-inline.c (copy_bb): Regimplify RHS after last stmt, not before
1248 2009-07-21 Kaz Kojima <kkojima@gcc.gnu.org>
1250 * config/sh/sh.c (sh_gimplify_va_arg_expr): Wrap the result
1251 with a NOP_EXPR if needed.
1253 2009-07-21 Paul Brook <paul@codesourcery.com>
1255 * tree-vectorizer.c (increase_alignment): Handle nested arrays.
1256 Terminate debug dump with newline.
1258 2009-07-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1260 * pa.c (compute_zdepwi_operands): Limit deposit length to 32 - lsb.
1261 Cast "1" to unsigned HOST_WIDE_INT.
1262 (compute_zdepdi_operands): Limit maximum length to 64 bits. Limit
1263 deposit length to the maximum length - lsb. Extend length if
1264 HOST_BITS_PER_WIDE_INT is 32.
1266 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
1268 * cgraph.h (constant_pool_htab): New function.
1269 (constant_descriptor_tree): Move from varasm.c.
1270 * varasm.c (constant_pool_htab): New function.
1271 (constant_descriptor_tree): Move to cgraph.h.
1273 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
1275 * toplev.c: Invoke FINISH_UNIT callbacks before call to finalize().
1277 2009-07-20 Shujing Zhao <pearly.zhao@oracle.com>
1279 * Makefile.in (TREE_INLINE_H, tree-inline.o, cgraph.o): Remove
1282 2009-07-20 Xinliang David Li <davidxl@google.com>
1284 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add length check.
1286 2009-07-20 Adam Nemet <anemet@caviumnetworks.com>
1288 * config/mips/mips.md (move_type): Add arith.
1289 (type): Handle arith.
1290 (zero_extendsidi2): Rename this into ...
1291 (*zero_extendsidi2): ... this. Don't match if ISA_HAS_EXT_INS.
1292 (zero_extendsidi2): New expander.
1293 (*zero_extendsidi2_dext): New pattern.
1295 2009-07-20 Nick Clifton <nickc@redhat.com>
1297 * config.gcc (mips64-*-*): Add definition of tm_defines in order
1298 to set MIPS_ABI_DEFAULT.
1299 * config/mips/vr.h (MIPS_ABI_DEFAULT): Remove definition.
1301 2009-07-20 Jakub Jelinek <jakub@redhat.com>
1303 * tree-object-size.c (addr_object_size): Handle unions with
1304 array in it as last field of structs in __bos (, 1) as __bos (, 0).
1306 PR tree-optimization/40792
1307 * tree.c (build_function_type_skip_args): Remove bogus assert.
1309 2009-07-20 Jan Hubicka <jh@suse.cz>
1310 Martin Jambor <mjambor@suse.cz>
1312 * cgraph.h (combined_args_to_skip): New field.
1313 * cgraph.c (cgraph_create_virtual_clone): Properly handle
1314 combined_args_to_skip and args_to_skip.
1315 * tree-inline.c (update_clone_info): New function.
1316 (tree_function_versioning): Call update_clone_info.
1317 * cgraphunit.c: (cgraph_materialize_clone): Dump materialized
1319 (cgraph_materialize_all_clones): More extensive dumping, working
1320 with combined_args_to_skip rather than args_to_skip.
1322 2009-07-20 Ira Rosen <irar@il.ibm.com>
1324 * tree-vectorizer.h (vectorizable_condition): Add parameters.
1325 * tree-vect-loop.c (vect_is_simple_reduction): Support COND_EXPR.
1326 (get_initial_def_for_reduction): Likewise.
1327 (vectorizable_reduction): Skip the check of first operand in case
1328 of COND_EXPR. Add check that it is outer loop vectorization if
1329 nested cycle was detected. Call vectorizable_condition() for
1330 COND_EXPR. If reduction epilogue cannot be created do not fail for
1331 nested cycles (if it is not double reduction). Assert that there
1332 is only one type in the loop in case of COND_EXPR. Call
1333 vectorizable_condition() to vectorize COND_EXPR.
1334 * tree-vect-stmts.c (vectorizable_condition): Update comment.
1335 Add parameters. Allow nested cycles if called from
1336 vectorizable_reduction(). Use reduction vector variable if provided.
1337 (vect_analyze_stmt): Call vectorizable_reduction() before
1338 vectorizable_condition().
1339 (vect_transform_stmt): Update call to vectorizable_condition().
1341 2009-07-20 Christian Bruel <christian.bruel@st.com>
1343 * config/sh/sh.opt (-mfmovd): Resurrect and document.
1344 * doc/invoke.texi (-mfmovd): Likewise.
1345 * config/sh/sh.h (TARGET_FMOVD, MASK_FMOVD): Remove default setting.
1347 2009-07-20 Jan Hubicka <jh@suse.cz>
1349 * tree-ssa-dce.c (remove_dead_phis): Only look for abnormal PHIs
1350 when handling SSA name.
1352 2009-07-19 Jan Hubicka <jh@suse.cz>
1354 PR tree-optimization/40676
1355 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do renaming on all
1356 virtual PHIs in empty BBs.
1358 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
1360 * combine.c (make_compound_operation) <SUBREG>: If force_to_mode
1361 re-expanded the compound use gen_lowpart instead to convert to the
1364 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
1366 * combine.c (try_widen_shift_mode): Add COUNT, OUTER_CODE and
1367 OUTER_CONST arguments.
1368 <LSHIFTRT>: Use them to allow widening if the bits shifted in from
1369 the new wider mode will be masked off.
1370 (simplify_shift_const_1): Adjust calls to try_widen_shift_mode.
1372 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
1374 * combine.c (try_widen_shift_mode) <LSHIFTRT>: Allow widening if the
1375 high-order bits are zero.
1377 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
1379 * combine.c (simplify_shift_const_1): Split code to determine
1381 (try_widen_shift_mode): ... here. Allow widening for ASHIFTRT if the
1382 new bits shifted in are identical to the old sign bit.
1384 2009-07-18 Richard Guenther <rguenther@suse.de>
1387 * gimplify.c (gimplify_call_expr): Reject code using results from
1388 functions returning void.
1390 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
1392 * doc/md.texi: Document the new PowerPC "es" constraint.
1393 Document that "m" can include automodified addresses on this target,
1394 and explain how %U must be used. Extend the "Q" and "Z" documentation
1395 to suggest "es" as well as "m".
1396 * config/rs6000/constraints.md (es): New memory constraint.
1397 (Q, Z): Update strings to match new documentation.
1399 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
1401 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Allow any
1402 offset from virtual_stack_vars_rtx and arg_pointer_rtx.
1403 * config/rs6000/predicates.md (volatile_mem_operand): Use
1404 offsettable_nonstrict_memref_p.
1405 * config/rs6000/rs6000.md (*floatsidf2_internal): Remove split check.
1406 (*floatunssidf2_internal): Likewise.
1407 (*fix_truncdfsi2_internal): Likewise.
1408 (*fix_trunctfsi2_internal): Likewise.
1410 2009-07-17 Anatoly Sokolov <aesok@post.ru>
1412 * config/avr/avr-devices.c (avr_mcu_t): Add atmega8u2, atmega16u2 and
1414 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
1416 2009-07-17 Richard Guenther <rguenther@suse.de>
1419 * tree-pass.h (pass_diagnose_omp_blocks): Declare.
1420 (pass_warn_unused_result): Likewise.
1421 (TODO_set_props): Remove.
1422 * omp-low.c (diagnose_omp_structured_block_errors): Change to
1424 (pass_diagnose_omp_blocks): Define.
1425 * c-decl.c (pop_file_scope): Do not finalize the CU here.
1426 (c_gimple_diagnostics_recursively): Remove.
1427 (finish_function): Do not call it.
1428 (c_write_global_declarations): Continue after errors.
1429 Finalize the CU here.
1430 * c-gimplify.c (c_genericize): Do not gimplify here.
1431 * c-common.c (c_warn_unused_result): Move ...
1432 * tree-cfg.c (do_warn_unused_result): ... here.
1433 (run_warn_unused_result): New function.
1434 (gate_warn_unused_result): New function.
1435 (pass_warn_unused_result): New pass.
1436 * c-common.h (c_warn_unused_result): Remove.
1437 * flags.h (flag_warn_unused_result): Declare.
1438 * c-opts.c (c_common_init_options): Enable flag_warn_unused_result.
1439 * opts.c (flag_warn_unused_result): Initialize to false.
1440 * toplev.c (compile_file): Add comment.
1441 * omp-low.c (create_omp_child_function): Do not register
1442 the function with the frontend.
1443 (diagnose_omp_structured_block_errors): Prepare to be
1444 called as optimization pass.
1445 (gate_diagnose_omp_blocks): New function.
1446 (pass_diagnose_omp_blocks): New pass.
1447 * cgraph.h (cgraph_optimize): Remove.
1448 (cgraph_analyze_function): Likewise.
1449 * cgraph.c (cgraph_add_new_function): Gimplify C++ thunks.
1450 * cgraphunit.c (cgraph_lower_function): Lower nested functions
1451 before their parents here.
1452 (cgraph_finalize_function): Not here.
1453 (cgraph_analyze_function): Gimplify functions here.
1454 (cgraph_finalize_compilation_unit): Continue after errors.
1455 Optimize the callgraph from here.
1456 (cgraph_optimize): Make static.
1457 * langhooks.c (write_global_declarations): Finalize the CU.
1458 * gimplify.c (gimplify_asm_expr): Do not emit ASMs with errors.
1459 (gimplify_function_tree): Assert we gimplify only once.
1460 Set PROP_gimple_any property.
1461 * tree-nested.c (gimplify_all_functions): New function.
1462 (lower_nested_functions): Gimplify all nested functions.
1463 * gimple.h (diagnose_omp_structured_block_errors): Remove.
1464 * passes.c (init_optimization_passes): Add pass_warn_unused_result
1465 and pass_diagnose_omp_blocks after gimplification. Do not
1466 set TODO_set_props on all_lowering_passes.
1467 (execute_one_pass): Do not handle TODO_set_props.
1468 * Makefile.in (cgraphunit.o): Add $(TREE_DUMP_H) dependency.
1469 (gimplify.o): Add tree-pass.h dependency.
1470 * tree-inline.c (copy_statement_list): Properly copy STATEMENT_LIST.
1471 (copy_tree_body_r): Properly handle TARGET_EXPR like SAVE_EXPR.
1472 (unsave_r): Likewise.
1473 * c-omp.c (c_finish_omp_atomic): Set DECL_CONTEXT on the
1476 2009-07-17 Sandra Loosemore <sandra@codesourcery.com>
1478 * doc/service.texi (Service): Restore previously removed link,
1479 which isn't broken after all.
1481 2009-07-17 Richard Guenther <rguenther@suse.de>
1483 PR tree-optimization/40321
1484 * tree-ssa-pre.c (add_to_exp_gen): Also add names defined by
1485 PHI nodes to the maximal set.
1486 (make_values_for_phi): Add PHI arguments to the maximal set.
1487 (execute_pre): Dump PHI_GEN and the maximal set.
1489 2009-07-17 Jakub Jelinek <jakub@redhat.com>
1492 * gimplify.c (gimplify_conversion): Don't change non-conversions into
1495 2009-07-16 Sandra Loosemore <sandra@codesourcery.com>
1497 * doc/extend.texi (Nested Functions): Replace broken link with
1499 * doc/service.texi (Service): Remove broken link.
1501 2009-07-16 H.J. Lu <hongjiu.lu@intel.com>
1504 * builtins.c (expand_builtin_memcmp): Use loc instead of
1505 EXPR_LOCATION (exp).
1506 (expand_builtin_strncmp): Likewise.
1508 2009-07-17 Aldy Hernandez <aldyh@redhat.com>
1509 Manuel López-Ibáñez <manu@gcc.gnu.org>
1512 * tree-complex.c, tree-loop-distribution.c, tree.c, tree.h,
1513 builtins.c, fold-const.c, omp-low.c, cgraphunit.c, tree-ssa-ccp.c,
1514 tree-ssa-dom.c, gimple-low.c, expr.c, tree-ssa-ifcombine.c,
1515 c-decl.c, stor-layout.c, tree-if-conv.c, c-typeck.c, gimplify.c,
1516 calls.c, tree-sra.c, tree-mudflap.c, tree-ssa-copy.c,
1517 tree-ssa-forwprop.c, c-convert.c, c-omp.c, varasm.c,
1518 tree-inline.c, c-common.c, c-common.h, gimple.c,
1519 tree-switch-conversion.c, gimple.h, tree-cfg.c, c-parser.c,
1520 convert.c: Add location argument to fold_{unary,binary,ternary},
1521 fold_build[123], build_call_expr, build_size_arg,
1522 build_fold_addr_expr, build_call_array, non_lvalue, size_diffop,
1523 fold_build1_initializer, fold_build2_initializer,
1524 fold_build3_initializer, fold_build_call_array,
1525 fold_build_call_array_initializer, fold_single_bit_test,
1526 omit_one_operand, omit_two_operands, invert_truthvalue,
1527 fold_truth_not_expr, build_fold_indirect_ref, fold_indirect_ref,
1528 combine_comparisons, fold_builtin_*, fold_call_expr,
1529 build_range_check, maybe_fold_offset_to_address, round_up,
1532 2009-07-16 Jason Merrill <jason@redhat.com>
1535 * c-common.c (c_common_reswords): Add __is_standard_layout
1537 * c-common.h (enum rid): Add RID_IS_STD_LAYOUT and RID_IS_TRIVIAL.
1538 * doc/implement-cxx.texi: New.
1539 * doc/gcc.texi: Include it.
1541 2009-07-16 DJ Delorie <dj@redhat.com>
1543 * config/m32c/m32c.c (m32c_compare_redundant): Avoid removing
1544 compares that may be indirectly affected by previous instructions.
1546 2009-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1548 * builtins.c (do_mpc_arg2): New.
1549 (fold_builtin_2): Fold builtin cpow.
1550 * real.h (HAVE_mpc_pow): New.
1552 2009-07-16 Bingfeng Mei <bmei@broadcom.com>
1554 * modulo-sched.c (sms_schedule): stage_count <= 1 as correct
1555 comparison to skip unprofitable schedule
1557 2009-07-16 Simon Baldwin <simonb@google.com>
1559 * gcc.c (option_map): New flag -no-canonical-prefixes.
1560 * (display_help): Print help text for new flag.
1561 * (process_command): Move options translation and language specifics
1562 and handle new flag early. Use it to set a function pointer to a
1563 prefix builder. Replace make_relative_prefix calls with calls to
1564 the function pointed to. Ignore new flag in regular options handling.
1565 * doc/invoke.texi (Overall Options): Documented -no-canonical-prefixes.
1567 2009-07-15 DJ Delorie <dj@redhat.com>
1569 * config/mep/mep.md (sibcall_internal): Change register to avoid
1571 (sibcall_value_internal): Likewise.
1573 2009-07-15 Eric Botcazou <ebotcazou@adacore.com>
1575 PR rtl-optimization/40710
1576 * resource.c (mark_target_live_regs): Reset DF problem to LR.
1578 2009-07-15 Adam Nemet <anemet@caviumnetworks.com>
1580 * config/mips/mips.md (*extenddi_truncate<mode>,
1581 *extendsi_truncate<mode>): Change type attribute to move_type
1582 with shift_shift. Split out code handling exts from here ...
1583 (*extend<GPR:mode>_truncate<SHORT:mode>_exts): ... to this new
1585 (*extendhi_truncateqi): Change type attribute to move_type with
1586 shift_shift. Split out code handling exts from here ...
1587 (*extendhi_truncateqi_exts): ... to this new pattern.
1589 2009-07-15 Uros Bizjak <ubizjak@gmail.com>
1591 * config/i386/sse.md (copysign<mode>3): Use "and-not" SSE instruction
1592 instead of "and" with inverted sign bit mask value. Use
1593 "nonimmediate_operand" for operand 1 and operand 2 predicate.
1594 Allocate registers only for operand 4 and operand 5.
1596 2009-07-15 Jakub Jelinek <jakub@redhat.com>
1599 * fold-const.c (fold_cond_expr_with_comparison): When folding
1600 < and <= to MIN, make sure the MIN uses the same type as the
1601 comparison's operands.
1603 2009-07-15 Richard Earnshaw <rearnsha@arm.com>
1605 * arm.md (ior_xor): New code iterator.
1606 (split for ior/xor with shift and zero-extend): New split pattern.
1607 * arm/predicates.md (subreg_lowpart_operator): New special predicate.
1609 2009-07-15 Richard Guenther <rguenther@suse.de>
1611 * tree-ssa-structalias.c (make_constraint_from_heapvar): Initialize
1614 2009-07-15 Richard Guenther <rguenther@suse.de>
1617 * alias.c (ao_ref_from_mem): Reject FUNCTION_DECL and LABEL_DECL bases.
1619 2009-07-15 Maxim Kuvyrkov <maxim@codesourcery.com>
1621 * config/m68k/linux-unwind.h (m68k_fallback_frame_state): Update to
1622 handle 2.6.30 kernel.
1624 2009-07-15 DJ Delorie <dj@redhat.com>
1626 * config/mep/mep.md (sibcall_internal): Change register to allow
1627 for 24-bit addresses.
1628 (sibcall_value_internal): Likewise.
1630 2009-07-14 Ghassan Shobaki <ghassan.shobaki@amd.com>
1632 * doc/invoke.texi: Added descriptions of the scheduling heuristics
1633 that are enabled/disabled by the flags introduced by a previous patch.
1635 2009-07-14 DJ Delorie <dj@redhat.com>
1637 * config/mep/mep.md (sibcall_internal): Include non-toggling
1639 (sibcall_value_internal): Likewise.
1641 2009-07-14 Taras Glek <tglek@mozilla.com>
1642 Rafael Espindola <espindola@google.com>
1644 * doc/sourcebuild.texi: Document install-plugin target.
1645 * configure.ac: Added install-plugin target to language makefiles.
1646 * configure: Regenerate.
1647 * Makefile.in: (install-plugin): Install more headers,
1648 depend on lang.install-plugin.
1650 2009-07-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
1652 * tree-vrp.c (vrp_evaluate_conditional): Mark strings for
1655 2009-07-14 DJ Delorie <dj@redhat.com>
1657 * config/mep/mep.c (mep_vliw_jmp_match): New function.
1658 * config/mep/mep-protos.h (mep_vliw_jmp_match): Prototype it.
1659 * config/mep/mep.md (sibcall_internal): Change test from
1660 mep_vliw_mode_match to mep_vliw_jmp_match.
1661 (sibcall_value_internal): Likewise.
1663 2009-07-14 Uros Bizjak <ubizjak@gmail.com>
1665 * config/i386/sse.md (copysign<mode>3): New expander.
1666 * config/i386/i386-protos.h (ix86_build_signbit_mask): New prototype.
1667 * config/i386/i386.c (ix86_build_signbit_mask): Make public.
1668 Use ix86_build_const_vector.
1669 (enum ix86_builtins): Add IX86_BUILTIN_CPYSGNPS and
1670 IX86_BUILTIN_CPYSGNPD.
1671 (builtin_description): Add __builtin_ia32_copysignps and
1672 __builtin_ia32_copysignpd.
1673 (ix86_builtin_vectorized_function): Handle BUILT_IN_COPYSIGN
1674 and BUILT_IN_COPYSIGNF.
1676 2009-07-13 Jason Merrill <jason@redhat.com>
1678 * builtins.c (can_trust_pointer_alignment): New fn.
1679 (get_pointer_alignment): Factor it out from here.
1680 * tree.h: Declare it.
1682 2009-07-14 David Edelsohn <edelsohn@gnu.org>
1684 * config/rs6000/predicates.md (offsettable_mem_operand): Test
1687 2009-07-14 Dodji Seketeli <dodji@redhat.com>
1691 * dwarf2.out.c (gen_type_die_with_usage): Added comment.
1693 2009-07-14 Richard Guenther <rguenther@suse.de>
1694 Andrey Belevantsev <abel@ispras.ru>
1697 * cfgexpand.c (partition_stack_vars): Do not bother to update
1698 alias information when not optimizing.
1700 2009-07-14 Richard Guenther <rguenther@suse.de>
1701 Andrey Belevantsev <abel@ispras.ru>
1703 * tree-ssa-alias.h (refs_may_alias_p_1): Declare.
1704 (pt_solution_set): Likewise.
1705 * tree-ssa-alias.c (refs_may_alias_p_1): Export.
1706 * tree-ssa-structalias.c (pt_solution_set): New function.
1707 * final.c (rest_of_clean_state): Free SSA data structures.
1708 * print-rtl.c (print_decl_name): Remove.
1709 (print_mem_expr): Implement in terms of print_generic_expr.
1710 * alias.c (ao_ref_from_mem): New function.
1711 (rtx_refs_may_alias_p): Likewise.
1712 (true_dependence): Query alias-export info.
1713 (canon_true_dependence): Likewise.
1714 (write_dependence_p): Likewise.
1715 * tree-dfa.c (get_ref_base_and_extent): For void types leave
1717 * emit-rtl.c (component_ref_for_mem_expr): Remove.
1718 (mem_expr_equal_p): Use operand_equal_p.
1719 (set_mem_attributes_minus_bitpos): Do not use
1720 component_ref_for_mem_expr.
1721 * cfgexpand.c (add_partitioned_vars_to_ptset): New function.
1722 (update_alias_info_with_stack_vars): Likewise.
1723 (partition_stack_vars): Call update_alias_info_with_stack_vars.
1724 * tree-ssa.c (delete_tree_ssa): Do not release SSA names
1725 explicitly nor clear stmt operands.
1726 Free the decl-to-pointer map.
1727 * tree-optimize.c (execute_free_datastructures): Do not free
1728 SSA data structures here.
1729 * tree-flow.h (struct gimple_df): Add decls_to_pointers member.
1730 * Makefile.in (emit-rtl.o): Add pointer-set.h dependency.
1731 (alias.o): Add tree-ssa-alias.h, pointer-set.h and $(TREE_FLOW_H)
1733 (print-rtl.o): Add $(DIAGNOSTIC_H) dependency.
1735 2009-07-13 DJ Delorie <dj@redhat.com>
1737 * config/mep/mep.h (CC1_SPEC): Tweak parameters to trigger
1738 unrolling at the right iteration count.
1740 * config/mep/mep.c (mep_expand_prologue): Fix frame pointer
1743 2009-07-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
1745 * haifa-sched.c (rank_for_schedule): Introduced flags to
1746 enable/disable individual scheduling heuristics.
1747 * common.opt: Introduced flags to enable/disable individual
1748 heuristics in the scheduler.
1749 * doc/invoke.texi: Introduced flags to enable/disable individual
1750 heuristics in the scheduler.
1752 2009-07-13 Kai Tietz <kai.tietz@onevision.com>
1754 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Remove file
1755 config/i386/mingw-tls.c.
1756 * config/i386/mingw-tls.c: Removed.
1758 2009-07-13 Ira Rosen <irar@il.ibm.com>
1760 * tree-vect-loop.c (get_initial_def_for_reduction): Ensure that the
1761 checks access only relevant statements.
1762 (vectorizable_reduction): Likewise.
1764 2009-07-12 Kai Tietz <kai.tietz@onevision.com>
1766 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Define _X86_
1767 just for 32-bit case.
1769 2009-07-12 Jan Hubicka <jh@suse.cz>
1771 PR tree-optimization/40585
1772 * except.c (expand_resx_expr): When there already is resume
1773 instruction, produce linked list.
1774 (build_post_landing_pads): Assert that resume is empty.
1775 (connect_post_landing_pads): Handle resume lists.
1776 (dump_eh_tree): Dump resume list.
1778 2009-07-12 Ira Rosen <irar@il.ibm.com>
1780 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
1781 with additional argument.
1782 * tree-vectorizer.h (enum vect_def_type): Add
1783 vect_double_reduction_def.
1784 (vect_is_simple_reduction): Add argument.
1785 * tree-vect-loop.c (vect_determine_vectorization_factor): Fix
1787 (vect_analyze_scalar_cycles_1): Detect double reduction. Call
1788 vect_is_simple_reduction with additional argument.
1789 (vect_analyze_loop_operations): Handle exit phi nodes in case of
1791 (reduction_code_for_scalar_code): Handle additional codes by
1792 returning ERROR_MARK for them. Fix comment and indentation.
1793 (vect_is_simple_reduction): Fix comment, add argument to specify
1794 double reduction. Detect double reduction.
1795 (get_initial_def_for_induction): Fix indentation.
1796 (get_initial_def_for_reduction): Fix comment and indentation.
1797 Handle double reduction. Create initial definitions that do not
1798 require adjustment if ADJUSTMENT_DEF is NULL. Handle additional cases.
1799 (vect_create_epilog_for_reduction): Fix comment, add argument to
1800 handle double reduction. Use PLUS_EXPR in case of MINUS_EXPR in
1801 epilogue result extraction. Create double reduction phi node and
1802 replace relevant uses.
1803 (vectorizable_reduction): Call vect_is_simple_reduction with
1804 additional argument. Fix indentation. Update epilogue code treatment
1805 according to the changes in reduction_code_for_scalar_code. Check
1806 for double reduction. Call vect_create_epilog_for_reduction with
1807 additional argument.
1808 * tree-vect-stmts.c (process_use): Handle double reduction, update
1810 (vect_mark_stmts_to_be_vectorized): Handle double reduction.
1811 (vect_get_vec_def_for_operand): Likewise.
1813 2009-07-12 Danny Smith <dansmister@gmail.com>
1815 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't
1816 dllexport if !TREE_PUBLIC.
1817 (i386_pe_maybe_record_exported_symbol): Assert TREE_PUBLIC.
1819 2009-07-11 Anatoly Sokolov <aesok@post.ru>
1821 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Redefine.
1822 (avr_extra_arch_macro) Remove declatation.
1823 * config/avr/avr.c (avr_cpu_cpp_builtins): New function.
1824 (avr_extra_arch_macro) Declare as static.
1825 * config/avr/avr-protos.h (avr_cpu_cpp_builtins): Dclare.
1827 2009-07-11 Jan Hubicka <jh@suse.cz>
1830 * except.c (can_be_reached_by_runtime): Test for NULL aka bitmap.
1832 2009-07-11 Jakub Jelinek <jakub@redhat.com>
1835 * dwarf2out.c (dw_fde_struct): Add in_std_section and
1836 cold_in_std_section bits.
1837 (dwarf2out_begin_prologue): Initialize them.
1838 (dwarf2out_finish): Don't emit FDE range into .debug_ranges
1839 if already covered by text_section or cold_text_section range.
1841 PR rtl-optimization/40667
1842 * defaults.h (MINIMUM_ALIGNMENT): Define if not defined.
1843 * doc/tm.texi (MINIMUM_ALIGNMENT): Document it.
1844 * config/i386/i386.h (MINIMUM_ALIGNMENT): Define.
1845 * config/i386/i386.c (ix86_minimum_alignment): New function.
1846 * config/i386/i386-protos.h (ix86_minimum_alignment): New prototype.
1847 * cfgexpand.c (expand_one_var): Use MINIMIM_ALIGNMENT.
1848 * emit-rtl.c (gen_reg_rtx): Likewise.
1849 * function.c (assign_parms): Likewise. If nominal_type needs
1850 bigger alignment than FUNCTION_ARG_BOUNDARY, use its alignment
1851 rather than passed_type's alignment.
1854 * function.c (assign_parm_setup_stack): Adjust
1855 MEM_OFFSET (data->stack_parm) if promoted_mode is different
1856 from nominal_mode on big endian.
1858 2009-07-11 Paolo Bonzini <bonzini@gnu.org>
1860 * expmed.c (emit_store_flag_1): Fix choice of zero vs. sign extension.
1862 2009-07-10 DJ Delorie <dj@redhat.com>
1864 * config/mep/mep.c (mep_can_inline_p): Correct logic, and simplify.
1866 2009-07-10 Mark Mitchell <mark@codesourcery.com>
1868 * config/arm/thumb2.md (thumb2_cbz): Correct computation of length
1870 (thumb2_cbnz): Likewise.
1872 2009-07-10 David Daney <ddaney@caviumnetworks.com>
1875 * config.gcc (supported_defaults): Add synci.
1876 (with_synci): Add validation.
1877 (all_defaults): Add synci.
1878 * config/mips/mips.md (clear_cache): Use TARGET_SYNCI instead of
1881 * config/mips/mips.opt (msynci): New option.
1882 * config/mips/mips.c (mips_override_options): Warn on use of
1883 -msynci for targets that do now support it.
1884 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
1886 * gcc/doc/invoke.texi (-msynci): Document the new option.
1887 * doc/install.texi (--with-synci): Document the new option.
1889 2009-07-10 Richard Guenther <rguenther@suse.de>
1891 PR tree-optimization/40496
1892 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Create
1893 the PHI result with a compatible type.
1895 2009-07-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
1899 * c.opt (Wunused-result): New.
1900 * doc/invoke.texi: Document it.
1901 * c-common.c (c_warn_unused_result): Use it.
1903 2009-07-09 DJ Delorie <dj@redhat.com>
1905 * targhooks.c (default_target_can_inline_p): Rename from
1906 default_target_option_can_inline_p.
1907 * targhooks.h (default_target_can_inline_p): Likewise.
1908 * target-def.h (TARGET_CAN_INLINE_P): Rename from
1909 TARGET_OPTION_CAN_INLINE_P.
1910 * config/i386/i386.c (TARGET_CAN_INLINE_P): Likewise.
1911 * config/mep/mep.c (TARGET_CAN_INLINE_P): Likewise.
1912 (mep_target_can_inline_p): Rename from
1913 mep_target_option_can_inline_p.
1916 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Add coprocessor
1917 registers used to pass vectors.
1919 * config/mep/mep.c (mep_option_can_inline_p): Remove error call.
1921 2009-07-09 Tom Tromey <tromey@redhat.com>
1923 * unwind-dw2-fde-darwin.c: Include dwarf2.h.
1924 * config/mmix/mmix.c: Include dwarf2.h.
1925 * config/rs6000/darwin-fallback.c: Include dwarf2.h.
1926 * config/xtensa/unwind-dw2-xtensa.c: Include dwarf2.h.
1927 * config/sh/sh.c: Include dwarf2.h.
1928 * config/i386/i386.c: Include dwarf2.h.
1929 * Makefile.in (DWARF2_H): Remove 'elf'.
1930 * except.c: Include dwarf2.h.
1931 * unwind-dw2.c: Include dwarf2.h.
1932 * dwarf2out.c: Include dwarf2.h.
1933 * unwind-dw2-fde-glibc.c: Include dwarf2.h.
1934 * unwind-dw2-fde.c: Include dwarf2.h.
1935 * dwarf2asm.c: Include dwarf2.h.
1937 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
1939 * haifa-sched.c (insn_finishes_cycle_p): New static function.
1940 (max_issue): Use it.
1941 * sched-int.h (struct sched_info: insn_finishes_block_p): New
1943 * sched-rgn.c (rgn_insn_finishes_block_p): Implement it.
1944 (region_sched_info): Update.
1945 * sched-ebb.c (ebb_sched_info): Update.
1946 * modulo-sched.c (sms_sched_info): Update.
1947 * sel-sched-ir.c (sched_sel_haifa_sched_info): Update.
1949 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
1951 * varasm.c (build_constant_desc): Don't share RTL in pool entries.
1953 2009-07-09 Basile Starynkevitch <basile@starynkevitch.net>
1955 * plugin.c (try_init_one_plugin): passes RTLD_GLOBAL to dlopen.
1957 2009-07-09 Jakub Jelinek <jakub@redhat.com>
1960 * fold-const.c (fold_cond_expr_with_comparison): Don't replace
1961 arg1 with arg01 if arg1 is already INTEGER_CST.
1963 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
1965 * simplify-rtx.c (simplify_binary_operation_1) <AND>:
1966 Transform (and (truncate)) into (truncate (and)).
1968 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
1970 * combine.c (make_extraction): Check TRULY_NOOP_TRUNCATION before
1971 creating LHS paradoxical subregs. Fix surrounding returns to
1972 use NULL_RTX rather than 0.
1974 2009-07-08 DJ Delorie <dj@redhat.com>
1976 * config/mep/mep.c: (mep_option_can_inline_p): New.
1977 (TARGET_OPTION_CAN_INLINE_P): Define.
1979 2009-07-08 Mark Wielaard <mjw@redhat.com>
1982 * dwarf2out.c (add_data_member_location_attribute): When we have
1983 only a constant offset don't emit a new location description using
1984 DW_OP_plus_uconst, but just add the constant with add_AT_int, when
1987 2009-07-08 Richard Henderson <rth@redhat.com>
1990 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move to i386.c.
1991 (enum reg_class): Add CLOBBERED_REGS.
1992 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Likewise.
1993 * config/i386/i386.c (ix86_conditional_register_usage): Moved
1994 from CONDITIONAL_REGISTER_USAGE; build CLOBBERED_REGS for 64-bit.
1995 (ix86_function_ok_for_sibcall): Tidy. Disallow MS->SYSV sibcalls.
1996 (ix86_expand_call): Use sibcall_insn_operand when needed. Don't
1997 force 64-bit sibcalls into R11.
1998 * config/i386/constraints.md (U): New constraint.
1999 * config/i386/i386.md (sibcall_1, sibcall_value_1): Use it.
2000 (sibcall_1_rex64, sibcall_value_1_rex64): Likewise.
2001 (sibcall_1_rex64_v, sibcall_value_1_rex64_v): Remove.
2003 2009-07-08 Shujing Zhao <pearly.zhao@oracle.com>
2005 * basic-block.h (dump_regset, debug_regset): Remove duplicate
2007 * c-objc-common.h (c_initialize_diagnostics): Ditto.
2008 * ebitmap.h (dump_ebitmap): Ditto.
2009 * optabs.h (optab_libfunc): Ditto.
2010 * tree.h (tree_expr_nonzero_warnv_p): Ditto.
2011 * tree-flow.h (vect_can_force_dr_alignment_p,
2012 get_vectype_for_scalar_type): Ditto.
2013 (vectorize_loops): Move prototype to ...
2014 * tree-vectorizer.h: ... here. Also, adjust comment.
2015 (vect_set_verbosity_level): Remove duplicate prototype.
2016 * tree-ssa-loop.c: Include tree-vectorizer.h.
2017 * Makefile.in (tree-ssa-loop.o): Depend on tree-vectorizer.h.
2019 2009-07-08 Nick Clifton <nickc@redhat.com>
2021 * config/i386/unix.h (ASM_COMMENT_START): Add a space after the
2024 2009-07-08 DJ Delorie <dj@redhat.com>
2026 * config/mep/mep-ivc2.cpu (cpmovtocsar0_C3, cpmovtocsar1_C3,
2027 cpmovtocc_C3, cpmovtocsar0_P0S_P1, cpmovtocsar1_P0S_P1,
2028 cpmovtocc_P0S_P1): Mark volatile. Note which registers are
2030 * config/mep/intrinsics.md: Regenerated.
2031 * config/mep/mep.c (mep_interrupt_saved_reg): Save IVC2 control
2032 registers when asm() or calls are detected.
2034 2009-07-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
2037 * gimplify.c (gimplify_expr): Propagate no_warning flag when
2039 * gimple (gimple_build_call_from_tree): Likewise.
2040 * tree-cfg.c (remove_useless_stmts_warn_notreached): Check
2041 no_warning flag before warning.
2043 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
2045 * tree.c (set_expr_locus): Remove.
2046 * tree.h (EXPR_LOCUS,SET_EXPR_LOCUS,set_expr_locus): Remove.
2047 * c-typeck.c (c_finish_stmt_expr): Replace EXPR_LOCUS by
2049 * gimplify.c (internal_get_tmp_var): Likewise.
2050 (gimplify_call_expr): Likewise.
2051 (gimplify_one_sizepos): Likewise.
2053 2009-07-07 Eric Botcazou <ebotcazou@adacore.com>
2056 * dbxout.c (dbxout_symbol) <PARM_DECL>: Deal with parameters pointing
2057 to variables for debugging purposes.
2059 2009-06-23 Mark Loeser <mark@halcy0n.com>
2062 * Makefile.in (gcc.pod): Depend on gcc-vers.texi.
2064 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
2066 * pretty-print.c (pp_base_format): Remove %J.
2067 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
2068 gcc_cxxdiag_char_table): Likewise.
2069 (init_dynamic_diag_info): Likewise.
2071 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
2073 * pretty-print.c (pp_base_format): Remove %H.
2074 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
2075 gcc_cxxdiag_char_table): Likewise.
2076 (init_dynamic_diag_info): Likewise.
2077 * config/mep/mep.c (mep_select_section): Likewise.
2079 2009-07-07 Duncan Sands <baldrick@free.fr>
2081 * final.c (pass_clean_state): Give the pass a name.
2082 * passes.c (pass_rest_of_compilation): Likewise.
2083 * tree-optimize.c (pass_all_optimizations): Likewise.
2085 2009-07-07 H.J. Lu <hongjiu.lu@intel.com>
2087 * config/ia64/ia64.c (ia64_handle_model_attribute): Remove
2088 an extra 'decl' for error_at.
2090 2009-07-07 Jakub Jelinek <jakub@redhat.com>
2093 * tree-tailcall.c (adjust_return_value_with_ops,
2094 create_tailcall_accumulator): Set DECL_GIMPLE_REG_P on the temporary
2095 if it has complex or vector type.
2097 2009-07-07 Olivier Hainque <hainque@adacore.com>
2099 * config/alpha/t-osf4 (SHLIB_LINK): Do not hide the dummy weak
2102 2009-07-07 Basile Starynkevitch <basile@starynkevitch.net>
2104 * Makefile.in: added more lists of includes to PLUGIN_HEADERS.
2106 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
2108 * cgraphunit.c: Replace %J by an explicit location. Update all calls.
2109 * c-decl.c: Likewise.
2110 * function.c: Likewise.
2111 * varasm.c: Likewise.
2112 * tree-ssa.c: Likewise.
2113 * c-common.c: Likewise.
2114 * tree-cfg.c: Likewise.
2115 * config/spu/spu.c: Likewise.
2116 * config/ia64/ia64.c: Likewise.
2117 * config/v850/v850.c: Likewise.
2119 2009-07-06 DJ Delorie <dj@redhat.com>
2121 * config/mep/mep-core.cpu (fsft, ssarb): Mark as VOLATILE.
2122 * config/mep/mep-ivc2.cpu (many): Add VOLATILE to more insns that make
2123 unspecified accesses to control registers.
2124 * config/mep/intrinsics.md: Regenerate.
2125 * config/mep/intrinsics.h: Regenerate.
2126 * config/mep/mep-intrin.h: Regenerate.
2128 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
2130 * c-lex.c: Replace %H by an explicit location. Update all calls.
2131 * c-common.c: Likewise.
2132 * c-decl.c: Likewise.
2133 * c-typeck.c: Likewise.
2134 * fold-const.c: Likewise.
2135 * gimplify.c: Likewise.
2137 * tree-cfg.c: Likewise.
2138 * tree-ssa-loop-niter.c: Likewise.
2139 * tree-vrp.c: Likewise.
2140 * value-prof.c: Likewise.
2142 2009-07-06 Diego Novillo <dnovillo@google.com>
2144 * tree-dfa.c (dump_variable): Write DECL_INITIAL for VAR
2145 if it has one. Handle cases where VAR does not have an
2146 annotation or cfun is NULL.
2148 2009-07-06 Diego Novillo <dnovillo@google.com>
2150 * tree.c: Include debug.h.
2151 (initialize_tree_contains_struct): New.
2152 (init_ttree): Call it.
2153 (tree_node_structure_for_code): Factor out of ...
2154 (tree_node_structure): ... here.
2155 * treestruct.def (TS_PHI_NODE): Remove.
2156 (TS_GIMPLE_STATEMENT): Remove.
2158 2009-07-06 Diego Novillo <dnovillo@google.com>
2160 * tree-pretty-print.c (dump_generic_node): Protect against NULL op0.
2161 (debug_tree_chain): Handle cycles.
2163 2009-07-06 Nick Clifton <nickc@redhat.com>
2164 DJ Delorie <dj@redhat.com>
2166 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
2167 __FMOVD_ENABLED__ is defined.
2169 (TARGET_FMOVD): Provide a default definition.
2170 (MASK_FMOVD): Likewise.
2171 (TARGET_CPU_CPP_BUILTINS): Define
2172 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
2173 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
2174 two fmov instructions depending upon whether TARGET_FMOVD is enabled.
2175 (split for DF load from memory into register): Also handle
2176 MEMs which consist of REG+DISP addressing.
2177 (split for DF store from register to memory): Likewise.
2178 (movsf_ie): Always use single fp_mode.
2179 * config/sh/sh.c (sh_override_options): Do not automatically
2180 enable TARGET_MOVD for the SH2A when supporting doubles - leave
2181 that to the -mfmovd command line switch.
2182 (broken_move): Do not restrict fldi test to only the SH4 and SH4A.
2183 (fldi_ok): Always allow.
2184 * config/sh/sh.opt (mfmovd): Remove this switch.
2185 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
2187 2009-07-06 J"orn Rennecke <joern.rennecke@arc.com>
2188 Kaz Kojima <kkojima@gcc.gnu.org>
2190 PR rtl-optimization/30807
2191 * postreload.c (reload_combine): For every new use of REG_SUM,
2192 record the use of BASE.
2194 2009-07-06 Jan Hubicka <jh@suse.cz>
2196 * params.def: Revert my accidental commit at 2009-06-30.
2198 2009-07-04 Ian Lance Taylor <iant@google.com>
2201 * config/i386/msformat-c.c (mingw_format_attributes): Declare as
2203 (mingw_format_attribute_overrides): Likewise.
2205 2009-07-04 Jakub Jelinek <jakub@redhat.com>
2208 * dwarf2out.c (based_loc_descr): For crtl->stack_realign_tried
2209 don't check cfa.reg. Instead of cfa.indirect use
2210 fde && fde->drap_reg != INVALID_REGNUM test.
2212 2009-07-04 Eric Botcazou <ebotcazou@adacore.com>
2214 * postreload.c (reload_combine): Replace CONST_REG with INDEX_REG.
2216 2009-07-03 Vladimir Makarov <vmakarov@redhat.com>
2219 * ira.c (build_insn_chain): Use DF_LR_OUT instead of df_get_live_out.
2221 2009-07-03 Richard Guenther <rguenther@suse.de>
2223 PR tree-optimization/40640
2224 * tree-switch-conversion.c (build_arrays): Perform arithmetic
2227 2009-07-03 Jan Hubicka <jh@suse.cz>
2229 * ipa-inline.c (cgraph_decide_inlining_incrementally): When optimizing
2230 for size, reduce amount of inlining.
2232 2009-07-03 Richard Guenther <rguenther@suse.de>
2235 * tree-chrec.c (chrec_convert_1): Fold (T2)(t +- x) to (T2)t +- (T2)x
2236 if t +- x is known to not overflow and the conversion widens the
2238 * Makefile.in (tree-chrec.o): Add $(FLAGS_H) dependency.
2240 2009-07-03 Jan Hubicka <jh@suse.cz>
2242 * ipa-pure-const.c (analyze): Update loop optimizer init.
2243 * tree-ssa-loop-iv-canon.c (empty_loop_p, remove_empty_loop,
2244 try_remove_empty_loop, remove_empty_loops): Remove.
2245 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): Remove.
2246 * tree-ssa-dce.c (find_obviously_necessary_stmts): Use finiteness info
2247 to mark regular loops as neccesary.
2248 (degenerate_phi_p): New function.
2249 (propagate_necessity, remove_dead_phis): Use it.
2250 (forward_edge_to_pdom): Likewise.
2251 (eliminate_unnecessary_stmts): Take care to remove uses of results of
2252 virtual PHI nodes that became unreachable.
2253 (perform_tree_ssa_dce): Initialize/deinitialize loop optimizer.
2254 * tree-flow.h (remove_empty_loops): Remove.
2255 * passes.c (init_optimization_passes): Remove.
2257 2009-07-03 Uros Bizjak <ubizjak@gmail.com>
2259 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1): Use
2260 can_create_pseudo_p.
2261 (*fix_trunc<mode>_i387_1): Ditto.
2262 (*floathi<mode>2_1): Ditto.
2263 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): Ditto.
2264 (*fistdi2_1): Ditto.
2265 (*fist<mode>2_1): Ditto.
2266 (frndintxf2_floor): Ditto.
2267 (*fist<mode>2_floor_1): Ditto.
2268 (frndintxf2_ceil): Ditto.
2269 (*fist<mode>2_ceil_1): Ditto.
2270 (frndintxf2_trunc): Ditto.
2271 (frndintxf2_mask_pm): Ditto.
2272 (fxam<mode>2_i387_with_temp): Ditto.
2273 * config/i386/sse.md (mulv16qi3): Ditto.
2274 (*sse2_mulv4si3): Ditto.
2276 (sse4_2_pcmpestr): Ditto.
2277 (sse4_2_pcmpistr): Ditto.
2279 2009-07-03 Jan Hubicka <jh@suse.cz>
2281 * tree-ssa-dce.c (bb_contains_live_stmts): New bitmap.
2282 (mark_stmt_necessary): Set it.
2283 (mark_operand_necessary): Set it.
2284 (mark_control_dependent_edges_necessary): Set it.
2285 (mark_virtual_phi_result_for_renaming): New function.
2286 (get_live_post_dom): New function.
2287 (forward_edge_to_pdom): New function.
2288 (remove_dead_stmt): Fix handling of control dependences.
2289 (tree_dce_init): Init new bitmap.
2290 (tree_dce_done): Free it.
2292 2009-07-02 Richard Guenther <rguenther@suse.de>
2295 * tree-ssa-structalias.c (new_var_info): Initialize
2298 2009-07-02 Jan Hubicka <jh@suse.cz>
2300 * ipa-pure-const.c (check_op): Use PTA info to see if indirect_ref is
2303 2009-07-02 Paolo Bonzini <bonzini@gnu.org>
2305 * expmed.c (emit_cstore, emit_store_flag_1): Accept target_mode
2306 instead of recomputing it. Adjust calls.
2307 (emit_store_flag): Adjust recursive calls.
2309 2009-07-02 Richard Guenther <rguenther@suse.de>
2311 * tree-ssa-live.c (remove_unused_locals): Do not remove
2313 * tree-ssa-structalias.c (handle_lhs_call): Delay setting
2314 of DECL_EXTERNAL for HEAP variables.
2315 (compute_points_to_sets): Set DECL_EXTERNAL for escaped
2316 HEAP variables. Do not adjust RESTRICT vars.
2317 (find_what_var_points_to): Nobody cares if something
2320 2009-07-02 Ben Elliston <bje@au.ibm.com>
2322 * unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Move
2323 pc_low and pc_high declarations to the top of the function.
2325 2009-07-01 DJ Delorie <dj@redhat.com>
2327 * config/mep/mep.c (mep_handle_option): Leave IVC2 control
2329 (mep_interrupt_saved_reg): Save appropriate IVC2 control registers.
2330 * config/mep/mep-ivc2.cpu: Add VOLATILE to insns that make
2331 unspecified accesses to control registers.
2332 * config/mep/intrinsics.md: Regenerate.
2333 * config/mep/intrinsics.h: Regenerate.
2334 * config/mep/mep-intrin.h: Regenerate.
2336 2009-07-01 Anthony Green <green@moxielogic.com>
2338 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
2339 instruction when possible.
2340 (moxie_expand_prologue): Ditto. Also, save an instruction and
2341 some complexity by popping off of $r12 instead of $sp.
2342 * config/moxie/moxie.md (movsi_pop): Don't assume $sp. Take two
2345 2009-07-01 Richard Henderson <rth@redhat.com>
2348 * function.c (reposition_prologue_and_epilogue_notes): If epilogue
2349 contained no insns, reposition note before last insn.
2351 2009-07-01 Richard Henderson <rth@redhat.com>
2354 * dwarf2out.c (def_cfa_1): Revert 2009-06-11 change for
2355 DW_CFA_def_cfa_offset and DW_CFA_def_cfa.
2357 2009-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
2360 * config/rs6000/rs6000.c (print_operand): Undo change that breaks
2361 darwin9 for printing reg addresses with %y.
2363 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
2365 * combine.c (force_to_mode): Handle TRUNCATE. Factor out
2366 truncation from operands in binary operations.
2368 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
2371 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
2372 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
2373 subreg of op0 to the original op0.
2375 * expmed.c (store_bit_field_1): Use a temporary as the destination
2376 instead of a paradoxical subreg when we need to truncate the result.
2378 2009-07-01 DJ Delorie <dj@redhat.com>
2380 * config/mep/mep-ivc2.cpu (cmov, cmovc, cmovh): Add intrinsic
2381 names to VLIW variants.
2382 (ivc2rm, ivc2crn): Make data type consistent with non-VLIW variants.
2383 * config/mep/intrinsics.md: Regenerate.
2384 * config/mep/intrinsics.h: Regenerate.
2385 * config/mep/mep-intrin.h: Regenerate.
2387 2009-07-01 Jakub Jelinek <jakub@redhat.com>
2390 * jump.c (returnjump_p): Revert last patch.
2391 * dwarf2out.c (dwarf2out_begin_epilogue): Handle SEQUENCEs.
2393 2009-07-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2396 * pa.md (casesi32p): Use jump table label to determine the offset
2398 (casesi64p): Likewise.
2400 * pa.c (forward_branch_p): Return bool type. Use instruction
2401 addresses when available. Assert that INSN has a jump label.
2402 (pa_adjust_insn_length): Don't call forward_branch_p if INSN doesn't
2405 2009-07-01 Richard Guenther <rguenther@suse.de>
2407 PR tree-optimization/19831
2408 * tree-ssa-dce.c (propagate_necessity): Calls to functions
2409 that only act as barriers do not make any previous stores necessary.
2410 * tree-ssa-structalias.c (handle_lhs_call): Delay making
2411 HEAP variables global, do not add a constraint from nonlocal.
2412 (find_func_aliases): Handle escapes through return statements.
2413 (compute_points_to_sets): Make escaped HEAP variables global.
2415 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
2418 * expmed.c (emit_store_flag): Perform a conversion if necessary,
2419 after reducing a DImode cstore to SImode.
2421 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
2423 * expr.c (expand_expr_real_1): Reinstate fallthrough to
2424 TRUTH_ANDIF_EXPR if do_store_flag returns NULL.
2426 2009-07-01 Maciej W. Rozycki <macro@linux-mips.org>
2428 * config/vax/vax.h (TARGET_BSD_DIVMOD): New macro. Set to 1.
2429 * config/vax/linux.h (TARGET_BSD_DIVMOD): New macro. Redefine the
2431 * config/vax/vax.c (vax_init_libfuncs): Only redefine udiv_optab
2432 and umod_optab if TARGET_BSD_DIVMOD.
2433 * config/vax/lib1funcs.asm: New file.
2434 * config/vax/t-linux: New file.
2435 * config.gcc (vax-*-linux*): Set tmake_file to vax/t-linux.
2437 2009-06-30 Jakub Jelinek <jakub@redhat.com>
2440 * convert.c (convert_to_integer) <case COND_EXPR>: Don't convert
2441 to type arguments that have void type.
2444 * dwarf2out.c (gen_formal_parameter_die): Call
2445 equate_decl_number_to_die if node is different from origin.
2447 2009-06-30 Anthony Green <green@moxielogic.com>
2449 Clean up moxie port for --enable-build-with-cxx.
2450 * config/moxie/moxie.c (moxie_function_value): First two
2451 parameters are const_tree, not tree.
2452 * config/moxie/moxie.h (enum reg_class): Rename CC_REG to CC_REGS.
2453 (REG_CLASS_NAMES): Ditto.
2454 (REGNO_REG_CLASS): Ditto.
2455 * config/moxie/moxie-protos.h (moxie_override_options): Declare.
2456 (moxie_function_value): Fix constyness of arguments.
2458 2009-06-30 Eric Botcazou <ebotcazou@adacore.com>
2460 * cgraphunit.c (cgraph_finalize_compilation_unit): Call
2461 finalize_size_functions before further processing.
2462 * stor-layout.c: Include cgraph.h, tree-inline.h and tree-dump.h.
2463 (variable_size): Call self_referential_size on size expressions
2464 that contain a PLACEHOLDER_EXPR.
2465 (size_functions): New static variable.
2466 (copy_self_referential_tree_r): New static function.
2467 (self_referential_size): Likewise.
2468 (finalize_size_functions): New global function.
2469 * tree.c: Include tree-inline.h.
2470 (push_without_duplicates): New static function.
2471 (find_placeholder_in_expr): New global function.
2472 (substitute_in_expr) <tcc_declaration>: Return the replacement object
2474 <tcc_expression>: Likewise.
2475 <tcc_vl_exp>: If the replacement object is a constant, try to inline
2476 the call in the expression.
2477 * tree.h (finalize_size_functions): Declare.
2478 (find_placeholder_in_expr): Likewise.
2479 (FIND_PLACEHOLDER_IN_EXPR): New macro.
2480 (substitute_placeholder_in_expr): Update comment.
2481 * tree-inline.c (remap_decl): Do not unshare trees if do_not_unshare
2483 (copy_tree_body_r): Likewise.
2484 (copy_tree_body): New static function.
2485 (maybe_inline_call_in_expr): New global function.
2486 * tree-inline.h (struct copy_body_data): Add do_not_unshare field.
2487 (maybe_inline_call_in_expr): Declare.
2488 * Makefile.in (tree.o): Depend on TREE_INLINE_H.
2489 (stor-layout.o): Depend on CGRAPH_H, TREE_INLINE_H, TREE_DUMP_H and
2492 2009-06-30 Richard Guenther <rguenther@suse.de>
2494 * tree-ssa-dce.c (mark_all_reaching_defs_necessary_1): Always
2496 (propagate_necessity): Do not mark reaching defs of stores
2499 2009-06-30 Jan Hubicka <jh@suse.cz>
2501 * cfgloopanal.c (check_irred): Move into ...
2502 (mark_irreducible_loops): ... here; return true if ireducible
2504 * ipa-pure-const.c: Include cfgloop.h and tree-scalar-evolution.h
2505 (analyze_function): Try to prove loop finiteness.
2506 * cfgloop.h (mark_irreducible_loops): Update prototype.
2507 * Makefile.in (ipa-pure-const.o): Add dependency on SCEV and CFGLOOP.
2509 2009-06-30 Basile Starynkevitch <basile@starynkevitch.net>
2511 * Makefile.in (PLUGIN_HEADERS): added ggc, tree-dump, pretty-print.
2513 2009-06-30 Ira Rosen <irar@il.ibm.com>
2515 PR tree-optimization/40542
2516 * tree-vect-stmts.c (vect_analyze_stmt): Don't vectorize volatile
2519 2009-06-30 Martin Jambor <mjambor@suse.cz>
2521 PR tree-optimization/40582
2522 * tree-sra.c (build_ref_for_offset_1): Use types_compatible_p rather
2523 than useless_type_conversion_p.
2524 (generate_subtree_copies): Increment sra_stats.subtree_copies at a
2527 2009-06-30 Martin Jambor <mjambor@suse.cz>
2530 * tree-sra.c (sra_modify_expr): Add access->offset to start_offset.
2532 2009-06-30 Richard Guenther <rguenther@suse.de>
2534 * tree-ssa-alias.c (walk_aliased_vdefs_1): Change interface to
2535 use ao_ref references.
2536 (walk_aliased_vdefs): Likewise.
2537 * tree-ssa-alias.h (walk_aliased_vdefs): Adjust prototype.
2538 * tree-ssa-dce.c (struct ref_data): Remove.
2539 (mark_aliased_reaching_defs_necessary_1): Use the ao_ref argument.
2540 (mark_aliased_reaching_defs_necessary): Adjust.
2541 (mark_all_reaching_defs_necessary_1): Likewise.
2543 2009-06-30 Paolo Bonzini <bonzini@gnu.org>
2546 * expmed.c (emit_cstore): New name of emit_store_flag_1.
2547 (emit_store_flag_1): Extract from emit_store_flag, adjust
2548 calls to (what now is) emit_cstore.
2549 (emit_store_flag): Call emit_store_flag_1 and also use it
2550 for what used to be recursive calls.
2552 2009-06-30 Wei Guozhi <carrot@google.com>
2555 * tree-ssa-sink.c (statement_sink_location): Stop sinking expression
2556 if the target bb post dominates from bb.
2557 * config/i386/i386.c (memory_address_length): Check existence of base
2558 register before using it.
2560 2009-06-30 Nick Clifton <nickc@redhat.com>
2561 DJ Delorie <dj@redhat.com>
2563 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
2564 __FMOVD_ENABLED__ is defined.
2566 (TARGET_FMOVD): Provide a default definition.
2567 (MASK_FMOVD): Likewise.
2568 (TARGET_CPU_CPP_BUILTINS): Define
2569 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
2570 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
2571 two fmov instructions depending upon whether TARGET_FMOVD is
2573 (split for DF load from memory into register): Also handle
2574 MEMs which consist of REG+DISP addressing.
2575 (split for DF store from register to memory): Likewise.
2576 * config/sh/sh.opt (mfmovd): Remove this switch.
2577 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
2578 * config/sh/sh.c (sh_override_options): Do not automatically
2579 enable TARGET_MOVD for the SH2A when supporting doubles - leave
2580 that to the -mfmovd command line switch.
2582 * config/sh/sh.c (broken_move): Do not restrict fldi test to only
2584 (fldi_ok): Always allow.
2585 * config/sh/sh.md (movsf_ie): Always use single fp_mode.
2587 2009-06-29 DJ Delorie <dj@redhat.com>
2589 * doc/install.texi (mep-x-elf): Correct chip's full name.
2591 2009-06-29 H.J. Lu <hongjiu.lu@intel.com>
2593 * doc/extend.texi: Fix typo.
2595 2009-06-29 Tom Tromey <tromey@redhat.com>
2598 * Makefile.in (DWARF2_H): New variable.
2600 (dwarf2out.o): Likewise.
2601 (dwarf2asm.o): Likewise.
2602 * config/i386/t-i386: Use DWARF2_H.
2603 * except.c: Include elf/dwarf2.h.
2604 * unwind-dw2.c: Include elf/dwarf2.h.
2605 * dwarf2out.c: Include elf/dwarf2.h.
2606 (dw_loc_descr_struct) <dw_loc_opc>: Now a bitfield.
2607 <dtprel>: New field.
2608 (dwarf_stack_op_name): Don't handle INTERNAL_DW_OP_tls_addr.
2609 (size_of_loc_descr): Likewise.
2610 (output_loc_operands_raw): Likewise.
2611 (output_loc_operands): Handle new dtprel field.
2612 (loc_checksum): Update.
2613 (loc_descriptor_from_tree_1) <VAR_DDECL>: Set dtprel field.
2614 * unwind-dw2-fde-glibc.c: Include elf/dwarf2.h.
2615 * unwind-dw2-fde.c: Include elf/dwarf2.h.
2616 * dwarf2asm.c: Include elf/dwarf2.h.
2617 * unwind-dw2-fde-darwin.c: Include elf/dwarf2.h.
2618 * config/mmix/mmix.c: Include elf/dwarf2.h.
2619 * config/rs6000/darwin-fallback.c: Include elf/dwarf2.h.
2620 * config/xtensa/unwind-dw2-xtensa.c: Include elf/dwarf2.h.
2621 * config/sh/sh.c: Include elf/dwarf2.h.
2622 * config/i386/i386.c: Include elf/dwarf2.h.
2624 2009-06-29 DJ Delorie <dj@redhat.com>
2626 * config/mep/mep.h (CPP_SPEC): Remove __cop macro.
2628 * doc/extend.texi: Add MeP attributes and pragmas.
2629 * doc/invoke.text: Add MeP Options.
2630 * doc/contrib.texi: Add MeP contribution.
2631 * doc/md.texi: Add MeP constraints.
2632 * doc/install.texi: Add MeP target.
2634 2009-06-30 Anatoly Sokolov <aesok@post.ru>
2636 * target.h (struct gcc_target): Add frame_pointer_required field.
2637 * target-def.h (TARGET_FRAME_POINTER_REQUIRED): New.
2638 (TARGET_INITIALIZER): Use TARGET_FRAME_POINTER_REQUIRED.
2639 * ira.c (setup_eliminable_regset): Use frame_pointer_required target
2641 * reload1.c (update_eliminables): (Ditto.).
2642 * gcc/system.h (FRAME_POINTER_REQUIRED): Poison.
2643 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
2644 (INITIAL_FRAME_POINTER_OFFSET): (Ditto.).
2646 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Remove macro.
2648 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Remove macro.
2649 * config/arm/arm.c (TARGET_FRAME_POINTER_REQUIRED): Define.
2650 (arm_frame_pointer_required): New function.
2652 * config/avr/avr.h (FRAME_POINTER_REQUIRED): Remove macro.
2653 * config/avr/avr.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
2654 (avr_frame_pointer_required_p): Declare as static.
2655 * config/avr/avr-protos.h (avr_frame_pointer_required_p): Remove.
2657 * config/bfin/bfin.h (FRAME_POINTER_REQUIRED): Remove macro.
2658 * config/bfin/bfin.c (TARGET_FRAME_POINTER_REQUIRED): Define.
2659 (bfin_frame_pointer_required): Make as static, change return type
2661 * config/bfin/bfin-protos.h (bfin_frame_pointer_required): Remove.
2663 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Remove macro.
2664 * config/cris/cris.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
2665 (cris_frame_pointer_required): New function.
2667 * config/crx/crx.h (FRAME_POINTER_REQUIRED): Remove macro.
2669 * config/fr30/fr30.h (FRAME_POINTER_REQUIRED): Remove macro.
2670 * config/fr30/fr30.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
2671 (fr30_frame_pointer_required): New function.
2673 * config/frv/frv.h (FRAME_POINTER_REQUIRED): Remove macro.
2674 * config/frv/frv.c (TARGET_FRAME_POINTER_REQUIRED): Define.
2675 (frv_frame_pointer_required): Make as static, change return type
2677 * config/bfin/bfin-protos.h (frv_frame_pointer_required): Remove.
2679 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Remove macro.
2680 * config/i386/i386.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
2681 (ix86_frame_pointer_required): Make as static, change return type to
2683 * config/i386/i386-protos.h (ix86_frame_pointer_required): Remove.
2685 * config/m32c/m32c.h (FRAME_POINTER_REQUIRED): Remove macro.
2686 * config/m32c/m32c.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
2688 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Remove macro.
2690 * config/mcore/mcore.h (CAN_ELIMINATE): Remove macro.
2692 * config/mep/mep.h (FRAME_POINTER_REQUIRED): Remove macro.
2694 * config/mips/mips.h (FRAME_POINTER_REQUIRED): Remove macro.
2695 * config/mips/mips.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
2696 (mips_frame_pointer_required): Make as static.
2697 * config/mips/mips-protos.h (mips_frame_pointer_required): Remove.
2699 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Remove macro.
2700 * config/mmix/mmix.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
2701 (mmix_frame_pointer_required): Mew function.
2703 * config/moxie/moxie.h (FRAME_POINTER_REQUIRED): Remove macro.
2704 * config/moxie/moxie.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
2706 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Remove macro.
2708 * config/score/score.h (FRAME_POINTER_REQUIRED): Remove macro.
2710 * config/sh/sh.h (CAN_ELIMINATE): Remove macro.
2712 * config/sparc/sparc.h (FRAME_POINTER_REQUIRED): Remove macro.
2713 (CAN_ELIMINATE): Redefine.
2714 * config/sparc/sparc.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
2715 (sparc_frame_pointer_required): New function.
2716 (sparc_can_eliminate): New function.
2717 * config/sparc/sparc-protos.h (sparc_can_eliminate): Declare.
2719 * config/vax/vax.h (FRAME_POINTER_REQUIRED): Remove macro.
2720 * config/vax/vax.c (TARGET_FRAME_POINTER_REQUIRED): Define.
2722 * config/xtensa/xtensa.h (FRAME_POINTER_REQUIRED): Remove macro.
2723 * config/xtensa/xtensa.c (TARGET_FRAME_POINTER_REQUIRED): Define.
2724 (xtensa_frame_pointer_required): Make as static, change return type
2726 * config/xtensa/xtensa-protos.h (xtensa_frame_pointer_required):
2729 2009-06-29 Olatunji Ruwase <tjruwase@google.com>
2731 * doc/plugins.texi: Document PLUGIN_START_UNIT.
2732 * toplev.c (compile_file): Call PLUGIN_START_UNIT.
2733 * gcc-plugin.h (PLUGIN_START_UNIT): Added new event.
2734 * plugin.c (plugin_event_name): Added PLUGIN_START_UNIT.
2735 (register_callback): Handle PLUGIN_START_UNIT.
2736 (invoke_plugin_callbacks): Handle PLUGIN_START_UNIT.
2738 2009-06-29 Eric Botcazou <ebotcazou@adacore.com>
2740 * tree.c (process_call_operands): Propagate TREE_READONLY from the
2742 (PROCESS_ARG): Do not clear TREE_READONLY if CONSTANT_CLASS_P.
2743 (build3_stat): Propagate TREE_READONLY for COND_EXPR.
2745 2009-06-29 Daniel Jacobowitz <dan@codesourcery.com>
2747 * config/arm/arm.h (REGISTER_MOVE_COST): Increase VFP register
2750 2009-06-29 Uros Bizjak <ubizjak@gmail.com>
2752 * doc/extend.texi (Additional Floating Types): __float128 is also
2753 supported on i386 targets.
2755 2009-06-29 Richard Guenther <rguenther@suse.de>
2758 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
2760 (pt_solutions_same_restrict_base): Declare.
2761 * tree-ssa-structalias.c (struct variable_info): Add is_restrict_var
2763 (new_var_info): Initialize is_global_var properly for SSA_NAMEs.
2764 (make_constraint_from, make_copy_constraint): Move earlier.
2765 (make_constraint_from_heapvar): New function.
2766 (make_constraint_from_restrict): Likewise.
2767 (handle_lhs_call): Use it.
2768 (find_func_aliases): Use it to track conversions to restrict
2770 (struct fieldoff): Add only_restrict_pointers flag.
2771 (push_fields_onto_fieldstack): Initialize it.
2772 (create_variable_info_for): Track global restrict qualified pointers.
2773 (intra_create_variable_infos): Use make_constraint_from_heapvar.
2774 Track restrict qualified pointer arguments.
2775 (set_uids_in_ptset): Use varinfo is_global_var flag.
2776 (find_what_var_points_to): Set the vars_contains_restrict flag.
2777 Always create the points-to solution for sets including restrict tags.
2778 (pt_solutions_same_restrict_base): New function.
2779 * tree-ssa-alias.c (ptr_derefs_may_alias_p): For two restrict
2780 qualified pointers use pt_solutions_same_restrict_base as
2781 additional source for disambiguation.
2783 2009-06-29 Richard Guenther <rguenther@suse.de>
2786 * alias.c (find_base_decl): Remove.
2787 (get_deref_alias_set_1): Remove restrict handling.
2788 * c-common.c (c_apply_type_quals_to_decl): Do not set
2789 DECL_POINTER_ALIAS_SET.
2790 * gimplify.c (find_single_pointer_decl_1): Remove.
2791 (find_single_pointer_decl): Likewise.
2792 (internal_get_tmp_var): Remove restrict handling.
2793 (gimple_regimplify_operands): Likewise.
2794 * omp-low.c (expand_omp_atomic_pipeline): Do not set
2795 DECL_POINTER_ALIAS_SET. Use ref-all pointers.
2796 * print-tree.c (print_node): Do not print DECL_POINTER_ALIAS_SET.
2797 * tree.c (restrict_base_for_decl): Remove.
2798 (init_ttree): Do not allocate it.
2799 (make_node_stat): Do not set DECL_POINTER_ALIAS_SET. Set
2800 LABEL_DECL_UID for label decls.
2801 (copy_node_stat): Do not copy restrict information.
2802 (decl_restrict_base_lookup): Remove.
2803 (decl_restrict_base_insert): Likewise.
2804 (print_restrict_base_statistics): Likewise.
2805 (dump_tree_statistics): Do not call print_restrict_base_statistics.
2806 * tree.h (DECL_POINTER_ALIAS_SET): Remove.
2807 (DECL_POINTER_ALIAS_SET_KNOWN_P): Likewise.
2808 (struct tree_decl_common): Rename pointer_alias_set to label_decl_uid.
2809 (LABEL_DECL_UID): Adjust.
2810 (DECL_BASED_ON_RESTRICT_P): Remove.
2811 (DECL_GET_RESTRICT_BASE): Likewise.
2812 (SET_DECL_RESTRICT_BASE): Likewise.
2813 (struct tree_decl_with_vis): Remove based_on_restrict_p flag.
2815 * config/i386/i386.c (ix86_gimplify_va_arg): Use ref-all pointers
2816 instead of DECL_POINTER_ALIAS_SET.
2817 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
2818 * config/s390/s390.c (s390_gimplify_va_arg): Likewise.
2819 * config/spu/spu.c (spu_gimplify_va_arg_expr): Likewise.
2821 2009-06-29 Richard Guenther <rguenther@suse.de>
2823 PR tree-optimization/40579
2824 * tree-vrp.c (vrp_evaluate_conditional): Bail out early if
2825 the IL to simplify has constants that overflowed.
2827 2009-06-28 Uros Bizjak <ubizjak@gmail.com>
2829 PR tree-optimization/40550
2830 * tree-vect-generic.c (expand_vector_operations_1): Compute in
2831 vector_compute_type only when the size of vector_compute_type is
2832 less than the size of type.
2834 2009-06-28 Eric Botcazou <ebotcazou@adacore.com>
2836 * fold-const.c (contains_label_1): Fix comments.
2837 (contains_label_p): Do not walk trees multiple time.
2839 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
2841 * config/i386/i386.h (enum ix86_fpcmp_strategy): New.
2842 * config/i386/i386.md (cbranchxf4, cstorexf4, cbranch<MODEF>4,
2843 cstore<MODEF>4, mov<X87MODEF>cc): Change predicate to
2844 ix86_fp_comparison_operator.
2845 (*fp_jcc_1_mixed, *fp_jcc_1_sse, *fp_jcc_1_387, *fp_jcc_2_mixed,
2846 *fp_jcc_2_sse, *fp_jcc_2_387): Delete
2847 (*fp_jcc_3_387, *fp_jcc_4_387, *fp_jcc_5_387, *fp_jcc_6_387,
2848 *fp_jcc_7_387, *fp_jcc_8<MODEF>_387): Eliminate call to
2849 !ix86_use_fcomi_compare, change ix86_fp_jump_nontrivial_p call
2850 to !TARGET_CMOVE, change predicate to ix86_fp_comparison_operator.
2851 (related splits): Change predicate to ix86_fp_comparison_operator.
2852 * config/i386/predicates.md: Use ix86_trivial_fp_comparison_operator
2853 instead of ix86_fp_comparison_codes.
2854 (ix86_trivial_fp_comparison_operator,
2855 ix86_fp_comparison_operator): New.
2856 * config/i386/i386-protos.h (ix86_fp_comparison_strategy): New.
2857 (ix86_expand_compare): Eliminate last two parameters.
2858 (ix86_fp_jump_nontrivial_p): Kill.
2859 * config/i386/i386.c (put_condition_code): Eliminate call to
2860 ix86_fp_comparison_codes and subsequent assertion.
2861 (ix86_fp_comparison_codes): Eliminate.
2862 (ix86_fp_swap_condition): New.
2863 (ix86_fp_comparison_arithmetics_cost, ix86_fp_comparison_fcomi_cost,
2864 ix86_fp_comparison_sahf_cost, ix86_use_fcomi_compare): Consolidate
2865 into ix86_fp_comparison_cost and ix86_fp_comparison_strategy.
2866 (ix86_prepare_fp_compare_args): Use ix86_fp_comparison_strategy
2867 and ix86_fp_swap_condition.
2868 (ix86_expand_fp_compare): Eliminate code for second jump/bypass jump.
2869 Use ix86_fp_comparison_strategy.
2870 (ix86_expand_compare): Likewise. Eliminate last two arguments.
2871 (ix86_fp_jump_nontrivial_p): Eliminate.
2872 (ix86_expand_branch): Treat SFmode/DFmode/XFmode as simple. Adjust
2873 call to ix86_expand_compare.
2874 (ix86_split_fp_branch, ix86_expand_setcc,
2875 ix86_expand_carry_flag_compare, ix86_expand_int_movcc,
2876 ix86_expand_fp_movcc): Eliminate code for second jump/bypass jump.
2878 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
2880 * config/arm/arm.c (arm_final_prescan_ins): Eliminate code
2881 related to jump_clobbers.
2882 * config/arm/arm.md (conds): Remove jump_clob case.
2883 (addsi3_cbranch, addsi3_cbranch_scratch, subsi3_cbranch, two
2884 splits): Change comparison_operator to arm_comparison_operator.
2885 (*arm_buneq, *arm_bltgt, *arm_buneq_reversed, *arm_bltgt_reversed):
2888 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
2890 * dojump.c (do_compare_rtx_and_jump): Try swapping the
2891 condition for floating point modes.
2892 * expmed.c (emit_store_flag_1): Move here a bigger part
2894 (emit_store_flag): Try swapping the condition for floating point
2896 * optabs.c (emit_cmp_and_jump_insns): Cope with constant op0 better.
2898 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
2900 * expr.c (expand_expr_real_1): Just use do_store_flag.
2901 (do_store_flag): Drop support for TRUTH_NOT_EXPR. Use
2902 emit_store_flag_force.
2903 * expmed.c (emit_store_flag_force): Copy here trick
2904 previously in expand_expr_real_1. Try reversing the comparison.
2905 (emit_store_flag_1): Work if target is NULL.
2906 (emit_store_flag): Work if target is NULL, using the result mode
2907 from the comparison. Use split_comparison, restructure final part
2908 to simplify conditionals.
2910 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
2912 * builtins.c (expand_errno_check): Use do_compare_rtx_and_jump.
2913 * dojump.c (do_jump): Change handling of floating-point
2914 ops to use just do_compare_and_jump.
2915 (split_comparison): New.
2916 (do_compare_rtx_and_jump): Add here logic coming previously
2917 in do_jump, using split_comparison.
2919 2009-06-27 H.J. Lu <hongjiu.lu@intel.com>
2922 * config/ia64/ia64.c (ia64_reorg): Check NULL insn.
2924 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
2926 * tree-ssa-alias.c: Fix unintentional commit.
2928 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
2930 * passes.c (execute_one_pass): Fix unintentional commit.
2932 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
2934 * df-problems.c (df_set_seen, df_unset_seen): Delete.
2935 (df_rd_local_compute, df_md_local_compute): Inline them.
2937 (df_md_scratch): New.
2938 (df_md_alloc, df_md_free): Allocate/free it.
2939 (df_md_local_compute): Only include live registers in init.
2940 (df_md_transfer_function): Prune the in-set computed by
2941 the confluence function, and the gen-set too.
2943 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
2945 PR rtl-optimization/26854
2946 * timevar.def: Remove TV_DF_RU, add TV_DF_MD.
2947 * df-problems.c (df_rd_add_problem): Fix comment.
2948 (df_md_set_bb_info, df_md_free_bb_info, df_md_alloc,
2949 df_md_simulate_artificial_defs_at_top,
2950 df_md_simulate_one_insn, df_md_bb_local_compute_process_def,
2951 df_md_bb_local_compute, df_md_local_compute, df_md_reset,
2952 df_md_transfer_function, df_md_init, df_md_confluence_0,
2953 df_md_confluence_n, df_md_free, df_md_top_dump, df_md_bottom_dump,
2954 problem_MD, df_md_add_problem): New.
2955 * df.h (DF_MD, DF_MD_BB_INFO, struct df_md_bb_info, df_md,
2956 df_md_get_bb_info): New.
2957 (DF_LAST_PROBLEM_PLUS1): Adjust.
2959 * Makefile.in (fwprop.o): Include domwalk.h.
2960 * fwprop.c: Include domwalk.h.
2961 (reg_defs, reg_defs_stack): New.
2962 (bitmap_only_bit_between): Remove.
2963 (process_defs): New.
2964 (process_uses): Use reg_defs and local_md instead of
2965 bitmap_only_bit_between and local_rd.
2966 (single_def_use_enter_block): New, from build_single_def_use_links.
2967 (single_def_use_leave_block): New.
2968 (build_single_def_use_links): Remove code moved to
2969 single_def_use_enter_block, invoke domwalk.
2970 (use_killed_between): Adjust comment.
2972 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
2974 * bitmap.h (bitmap_ior_and_into): New.
2975 * bitmap.c (bitmap_ior_and_into): New.
2977 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
2979 * domwalk.h (struct dom_walk_data): Remove all callbacks except
2980 before_dom_children_before_stmts and after_dom_children_after_stmts.
2981 Rename the two remaining callbacks to just before_dom_children and
2982 after_dom_children. Remove other GIMPLE statement walking bits.
2983 * domwalk.c (walk_dominator_tree): Remove now unsupported features.
2984 * graphite.c: Do not include domwalk.h.
2985 * tree-into-ssa.c (interesting_blocks): New global.
2986 (struct mark_def_sites_global_data): Remove it and names_to_rename.
2987 (mark_def_sites, rewrite_stmt, rewrite_add_phi_arguments,
2988 rewrite_update_stmt, rewrite_update_phi_arguments): Simplify
2989 now that they're not domwalk callbacks.
2990 (rewrite_initialize_block): Rename to...
2991 (rewrite_enter_block): ... this, place after called functions. Test
2992 interesting_blocks, call rewrite_stmt and rewrite_add_phi_arguments.
2993 (rewrite_finalize_block): Rename to...
2994 (rewrite_leave_block): ... this, place after called functions.
2995 (rewrite_update_init_block): Rename to...
2996 (rewrite_update_enter_block): ... this, place after called functions.
2997 Test interesting_blocks, call rewrite_update_stmt and
2998 rewrite_update_phi_arguments.
2999 (rewrite_update_fini_block): Rename to...
3000 (rewrite_leave_block): ... this, place after called functions.
3001 (rewrite_blocks): Remove last argument, simplify initialization of
3003 (mark_def_sites_initialize_block): Rename to...
3004 (mark_def_sites_block): ... this, call mark_def_sites.
3005 (mark_def_sites_blocks): Remove argument, simplify initialization of
3007 (rewrite_into_ssa): Adjust for interesting_blocks_being a global.
3008 (update_ssa): Likewise.
3009 * tree-ssa-dom.c (optimize_stmt): Simplify now that it's not a domwalk
3011 (tree_ssa_dominator_optimize): Simplify initialization of walk_data.
3012 (dom_opt_initialize_block): Rename to...
3013 (dom_opt_enter_block): ... this, place after called functions. Walk
3014 statements here, inline propagate_to_outgoing_edges.
3015 (dom_opt_finalize_block): Rename to...
3016 (dom_opt_leave_block): ... this, place after called functions.
3017 * tree-ssa-dse.c (dse_optimize_stmt): Simplify now that it's not a
3019 (dse_enter_block, dse_record_phi): New.
3020 (dse_record_phis): Delete.
3021 (dse_finalize_block): Rename to...
3022 (dse_leave_block): ... this.
3023 (tree_ssa_dse): Simplify initialization of walk_data.
3024 * tree-ssa-loop-im.c (determine_invariantness, move_computations):
3025 Adjust initialization of walk_data.
3026 * tree-ssa-loop-unswitch.c: Do not include domwalk.h.
3027 * tree-ssa-loop-phiopt.c (get_non_trapping):
3028 Adjust initialization of walk_data.
3029 * tree-ssa-loop-threadedge.c: Do not include domwalk.h.
3030 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Simplify now that
3031 it's not a domwalk callback.
3032 (uncprop_initialize_block): Rename to...
3033 (dse_enter_block): ... this, call uncprop_into_successor_phis.
3034 (dse_finalize_block): Rename to...
3035 (dse_leave_block): ... this.
3036 (tree_ssa_uncprop): Simplify initialization of walk_data.
3037 * Makefile.in: Adjust dependencies.
3039 2009-06-27 Richard Earnshaw <rearnsha@arm.com>
3041 * arm.md (casesi): Fix test for Thumb1.
3042 (thumb1_casesi_internal_pic): Likewise.
3043 (thumb1_casesi_dispatch): Likewise.
3045 2009-06-26 Daniel Gutson <dgutson@codesourcery.com>
3047 * config/arm/arm-cores.def: Added core cortex-m0.
3048 * config/arm/arm-tune.md: Regenerated.
3049 * doc/invoke.texi: Added entry for cpu ARM Cortex-M0.
3051 2009-06-26 DJ Delorie <dj@redhat.com>
3053 * config/mep/mep.opt (mfar): Remove -mfar as it doesn't do anything.
3055 * config/mep/mep.c (mep_bundle_insns): Account for the fact that
3056 the scheduler doesn't tag jump insns.
3058 2009-06-26 H.J. Lu <hongjiu.lu@intel.com>
3060 * c-decl.c (merge_decls): Re-indent.
3062 2009-06-26 Janis Johnson <janis187@us.ibm.com>
3065 * tree.c (real_zerop, real_onep, real_twop, real_minus_onep):
3066 Special-case decimal float constants.
3068 2009-06-26 Richard Henderson <rth@redhat.com>
3070 * function.h (struct function): Add cannot_be_copied_reason,
3071 and cannot_be_copied_set.
3072 * tree-inline.c (has_label_address_in_static_1): Rename from
3073 inline_forbidden_p_2; don't set inline_forbidden_reason here.
3074 (cannot_copy_type_1): Rename from inline_forbidden_p_op; likewise
3075 don't set inline_forbidden_reason.
3076 (copy_forbidden): New function, split out of inline_forbidden_p.
3077 (inline_forbidden_p_stmt): Don't check for nonlocal labels here.
3078 (inline_forbidden_p): Use copy_forbidden.
3079 (tree_versionable_function_p): Likewise.
3080 (inlinable_function_p): Merge into tree_inlinable_function_p.
3081 (tree_function_versioning): Remap cfun->nonlocal_goto_save_area.
3082 * ipa-cp.c (ipcp_versionable_function_p): New function.
3083 (ipcp_cloning_candidate_p): Use it.
3084 (ipcp_node_modifiable_p): Likewise.
3086 2009-06-26 Olatunji Ruwase <tjruwase@google.com>
3088 * builtins.c (expand_builtin_alloca): Handle builtin alloca
3089 that is marked not to be inlined. Remove flag_mudflap use.
3090 * tree-mudflap.c: Rename mf_xform_derefs to mf_xfrom_statements.
3091 (mf_xform_statements): Mark builtin alloca calls as un-inlineable.
3093 2009-06-26 Steve Ellcey <sje@cup.hp.com>
3096 * config/pa/t-pa-hpux10 (TARGET_LIBGCC2_CFLAGS): Add -frandom-seed.
3097 * config/pa/t-pa-hpux11 (TARGET_LIBGCC2_CFLAGS): Ditto.
3099 2009-06-26 Kai Tietz <kai.tietz@onevision.com>
3101 * config/i386/mingw-tls.c (__mingwthr_key_dtor): Remove for none
3103 (__mingwthr_remove_key_dtor): Likewise.
3105 2009-06-26 Richard Guenther <rguenther@suse.de>
3107 * tree-ssa-structalias.c (do_ds_constraint): Simplify escape handling.
3109 2009-06-26 Steven Bosscher <steven@gcc.gnu.org>
3112 * ifcvt.c (dead_or_predicable): If predicating MERGE_BB fails,
3113 try the non-cond_exec path also.
3115 2009-06-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3118 * pa.c (branch_to_delay_slot_p, branch_needs_nop_p): New functions.
3119 (output_cbranch): Use new functions.
3120 (output_lbranch, output_bb, output_bvb, output_dbra, output_movb):
3123 2009-06-25 Michael Meissner <meissner@linux.vnet.ibm.com>
3124 Pat Haugen <pthaugen@us.ibm.com>
3125 Revital Eres <ERES@il.ibm.com>
3127 * config/rs6000/rs6000.c (print_operand): Correct lossage message
3128 for %c error. Add %x support to print VSX registers as a unified
3129 register set, instead of separate float and altivec registers.
3130 Switch to use VECTOR_MEM_ALTIVEC_P instead of TARGET_ALTIVEC for
3131 %y case, and add support for VSX pre-modify addresses.
3132 (output_toc): Add assert for CONST containing an integer constant
3134 (rs6000_adjust_cost): Add POWER7 support.
3135 (insn_must_be_first_in_group): Ditto.
3136 (insn_must_be_last_in_group): Ditto.
3137 (rs6000_emit_popcount): Ditto.
3138 (rs6000_vector_mode_supported_p): Ditto.
3140 * config/rs6000/rs6000-protos.h (rs6000_secondary_reload_class):
3141 Change some of the functions called by macros to being called
3142 through a pointer, so debug functions can be inserted if
3143 -mdebug=addr or -mdebug=cost.
3144 (rs6000_preferred_reload_class_ptr): Ditto.
3145 (rs6000_secondary_reload_class_ptr): Ditto.
3146 (rs6000_secondary_memory_needed_ptr): Ditto.
3147 (rs6000_cannot_change_mode_class_ptr): Ditto.
3148 (rs6000_secondary_reload_inner): Ditto.
3149 (rs6000_legitimize_reload_address): Ditto.
3150 (rs6000_legitimize_reload_address_ptr): Ditto.
3151 (rs6000_mode_dependent_address): Ditto.
3152 (rs6000_mode_dependent_address_ptr): Ditto.
3154 * config/rs6000/rs6000.c (reg_offset_addressing_ok_p): New
3155 function to return true if the mode allows reg + integer
3157 (virtual_stack_registers_memory_p): New function to return true if
3158 the address refers to a virtual stack register.
3159 (rs6000_legitimate_offset_address_p): Move code to say whether a
3160 mode supports reg+int addressing to reg_offset_addressing_ok_p and
3162 (rs6000_legitimate_address_p): Add checks for modes that only can
3163 do reg+reg addressing. Start adding VSX support.
3164 (rs6000_legitimize_reload_address): Ditto.
3165 (rs6000_legitimize_address): Ditto.
3166 (rs6000_debug_legitimate_address_p): New debug functions for
3167 -mdebug=addr and -mdebug=cost.
3168 (rs6000_debug_rtx_costs): Ditto.
3169 (rs6000_debug_address_costs): Ditto.
3170 (rs6000_debug_adjust_cost): Ditto.
3171 (rs6000_debug_legitimize_address): Ditto.
3172 (rs6000_legitimize_reload_address_ptr): Point to call normal
3173 function or debug function. Make functions called via pointer
3175 (rs6000_mode_dependent_address_ptr): Ditto.
3176 (rs6000_secondary_reload_class_ptr): Ditto.
3177 (rs6000_hard_regno_mode_ok): Add preliminary VSX support.
3178 (rs6000_emit_move): Add -mdebug=addr support. Change an abort
3179 into a friendlier error.
3180 (rs6000_init_builtins): Add initial VSX support.
3181 (rs6000_adjust_cost): Fix some spacing issues.
3183 * config/rs6000/rs6000.h (enum reg_class): Add VSX_REGS.
3184 (REG_CLASS_NAMES): Ditto.
3185 (REG_CLASS_CONTENTS): Ditto.
3186 (PREFERRED_RELOAD_CLASS): Move from a macro to calling through a
3187 pointer, to add -mdebug=addr support.
3188 (CANNOT_CHANGE_MODE_CLASS): Ditto.
3189 (SECONDARY_RELOAD_CLASS): Call through a pointer to add
3190 -mdebug=addr support.
3191 (LEGITIMIZE_RELOAD_ADDRESS): Ditto.
3192 (GO_IF_MODE_DEPENDENT_ADDRESS): Ditto.
3193 (enum rs6000_builtins): Add RS6000_BUILTIN_BSWAP_HI.
3195 * config/rs6000/rs6000.md (bswaphi*): Add support for swapping
3197 (bswapsi*): Set attribute types for load/store. Add combiner
3198 patterns to eliminate zero extend on 64-bit.
3199 (bswapdi*): Add support for swapping 64-bit values. Use ldbrx and
3200 stdbrx if the hardware supports those instructions.
3202 2009-06-25 Ian Lance Taylor <iant@google.com>
3204 * doc/invoke.texi (Option Summary): Mention -static-libstdc++.
3205 (Link Options): Document -static-libstdc++.
3207 2009-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
3210 * config/rs6000/rs6000.c (LOCAL_ALIGNMENT): Redefine to just use
3211 DATA_ALIGNMENT instead.
3213 2009-06-25 Richard Guenther <rguenther@suse.de>
3215 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Disambiguate
3216 indirect references against the callused/escaped solutions.
3217 (call_may_clobber_ref_p_1): Likewise.
3219 2009-06-25 Martin Jambor <mjambor@suse.cz>
3221 PR tree-optimization/40493
3222 * tree-sra.c (sra_modify_expr): Correct BIT_FIELD_REF argument numbers.
3223 (enum unscalarized_data_handling): New type.
3224 (handle_unscalarized_data_in_subtree): Return what has been done.
3225 (load_assign_lhs_subreplacements): Handle left flushes differently.
3226 (sra_modify_assign): Use unscalarized_data_handling, simplified
3227 condition determining whether to remove the statement.
3229 2009-06-25 Basile Starynkevitch <basile@starynkevitch.net>
3231 * doc/plugins.texi (Building GCC plugins): Correct typo in Makefile
3232 excerpt - @ should be doubled for texinfo.
3234 2009-06-24 Ian Lance Taylor <iant@google.com>
3236 * config/arc/arc.c: Include "df.h".
3237 (arc_attribute_table): Make static. Move higher in file.
3238 (arc_address_cost): Call SMALL_INT on INTVAL, not rtx.
3239 (output_shift): Initialize n later to avoid warning.
3240 * config/arm/arm.c (arm_attribute_table): Make static. Move
3242 * config/avr/avr.c (avr_attribute_table): Make static. Move
3244 (reg_class_tab): Change array type from int to enum reg_class.
3245 (avr_jump_mode): Change GET_MODE to GET_CODE when checking for
3247 (out_tsthi, ashlhi3_out): Don't use AS2 with "or" or "and".
3248 (lshrhi3_out): Likewise.
3249 (class_likely_spilled_p): Change return type to bool.
3250 (avr_rtx_costs): Use local code variable with enum type.
3251 * config/avr/avr.md (movmemhi): Use add_reg_note.
3252 (andhi3, andsi3): Don't use AS2 with "and".
3253 (iorhi3, iorsi3): Don't use AS2 with "or".
3254 * config/avr/avr-protos.h (class_likely_spilled_p): Update declaration.
3255 * config/crx/crx.c: Include "df.h".
3256 (crx_attribute_table): Make static.
3257 * config/m32r/m32r.c: Include "df.h".
3258 (m32r_attribute_table): Make static. Move higher in file.
3259 (pop): Use add_reg_note.
3260 (block_move_call): Change 0 to LCT_NORMAL in function call.
3261 * config/m32r/m32r.md (movsi_insn): Remove unused local value.
3262 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Likewise.
3263 * config/m32r/m32r-protos.h (m32r_compute_function_type): Always
3264 declare, not just when TREE_CODE is defined.
3265 * config/m68hc11/m68hc11.c: Include "expr.h".
3266 (m68hc11_attribute_table): Make static. Move higher in file.
3267 (m68hc11_small_indexed_indirect_p): Change 0 to VOIDmode in
3269 (m68hc11_register_indirect_p): Likewise.
3270 (m68hc11_function_arg_padding): Change return type to enum
3272 (emit_move_after_reload): Use add_reg_note.
3273 (m68hc11_emit_logical): Change code parameter to enum rtx_code.
3274 (m68hc11_split_logical): Likewise.
3275 (m68hc11_rtx_costs): Add local code_and outer_code variables with
3277 * config/m68hc11/predicates.md (reg_or_some_mem_operand): Change 0
3278 to VOIDmode in function call.
3279 * config/m68hc11/m68hc11-protos.h: Don't check TREE_CODE to see if
3281 (m68hc11_split_logical): Update declaration.
3282 (m68hc11_function_arg_padding): Update declaration.
3283 * config/mcore/mcore.c (regno_reg_class): Change form array of int
3284 to array of enum reg_class.
3285 (mcore_attribute_table): Make static. Move higher in file.
3286 (mcore_rtx_costs): Add cast to enum type.
3287 * config/mcore/mcore.h (regno_reg_class): Update declaration.
3288 (GO_IF_LEGITIMATE_INDEX): Add cast to avoid warning.
3289 * config/sh/sh.c (sh_attribute_table): Make static. Move higher
3291 * config/sh/predicates.md (trapping_target_operand): Rename and to
3293 * config/sparc/sparc.c (sparc_attribute_table): Make static. Move
3295 * config/spu/spu.c (spu_attribute_table): Make static. Move
3297 * config/v850/v850.c (v850_attribute_table): Make static. Move
3299 (v850_rtx_costs): Use local code with enum type.
3300 (expand_epilogue): Add cast.
3301 * config/v850/v850-c.c (ghs_pragma_section): Initialize repeat.
3303 2009-06-23 Takashi YOSHII <yoshii.takashi@renesas.com>
3306 * doc/invoke.texi (SH Options): Document -m2a, -m2a-single,
3307 -m2a-single-only and -m2a-nofpu.
3308 * config/sh/sh.opt: Document m2a generates FPU code.
3310 2009-06-24 Anatoly Sokolov <aesok@post.ru>
3312 * defaults.h (CAN_ELIMINATE): Provide default.
3313 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
3314 * config/alpha/alpha.h (CAN_ELIMINATE): Delete.
3315 * config/m32c/m32c.h (CAN_ELIMINATE): Delete.
3316 * config/spu/spu.h (CAN_ELIMINATE): Delete.
3317 * config/xtensa/xtensa.h (CAN_ELIMINATE): Delete.
3318 * config/moxie/moxie.h (CAN_ELIMINATE): Delete.
3319 * config/cris/cris.h (CAN_ELIMINATE): Delete.
3320 * config/mn10300/mn10300.h (CAN_ELIMINATE): Delete.
3321 * config/pa/pa64-linux.h (CAN_ELIMINATE): Delete.
3322 * config/mmix/mmix.h (CAN_ELIMINATE): Delete.
3324 2009-06-24 DJ Delorie <dj@redhat.com>
3326 * mep-ext-cop.cpu: Fix copyright notice.
3327 * mep-default: Fix copyright notice.
3328 * mep-core: Fix copyright notice.
3329 * mep: Fix copyright notice.
3330 * mep-ivc2: Fix copyright notice.
3331 * mep-c5: Fix copyright notice.
3333 2009-06-24 Denis Chertykov <chertykov@gmail.com>
3335 * doc/contrib.texi (Contributors):
3337 2009-06-24 Andreas Krebbel <krebbel1@de.ibm.com>
3340 * tree-ssa-math-opts.c (execute_optimize_bswap): Convert the bswap
3341 src and dst operands if necessary.
3343 2009-06-23 DJ Delorie <dj@redhat.com>
3346 * config.gcc: Add mep support.
3347 * recog.c: Resurrect validate_replace_rtx_subexp().
3348 * recog.h: Likewise.
3349 * config/mep/: Add new port:
3350 * config/mep/constraints.md: New file.
3351 * config/mep/default.h: New file.
3352 * config/mep/intrinsics.h: New file.
3353 * config/mep/intrinsics.md: New file.
3354 * config/mep/ivc2-template.h: New file.
3355 * config/mep/mep-c5.cpu: New file.
3356 * config/mep/mep-core.cpu: New file.
3357 * config/mep/mep-default.cpu: New file.
3358 * config/mep/mep-ext-cop.cpu: New file.
3359 * config/mep/mep-intrin.h: New file.
3360 * config/mep/mep-ivc2.cpu: New file.
3361 * config/mep/mep-lib1.asm: New file.
3362 * config/mep/mep-lib2.c: New file.
3363 * config/mep/mep-pragma.c: New file.
3364 * config/mep/mep-protos.h: New file.
3365 * config/mep/mep-tramp.c: New file.
3366 * config/mep/mep.c: New file.
3367 * config/mep/mep.cpu: New file.
3368 * config/mep/mep.h: New file.
3369 * config/mep/mep.md: New file.
3370 * config/mep/mep.opt: New file.
3371 * config/mep/predicates.md: New file.
3372 * config/mep/t-mep: New file.
3374 2009-06-23 Ian Lance Taylor <iant@google.com>
3376 * configure.ac: Invoke AC_PROG_CXX. Separate C specific warnings
3377 from loose_warn into c_loose_warn and from strict_warn into
3378 c_strict_warn. Set and substitute warn_cxxflags. Check for
3379 --enable-build-with-cxx. Set and substitute
3380 ENABLE_BUILD_WITH_CXX. Set and substitute HOST_LIBS.
3381 * Makefile.in (CXXFLAGS): New variable.
3382 (C_LOOSE_WARN, C_STRICT_WARN): New variables.
3383 (GCC_WARN_CFLAGS): Add $(C_LOOSE_WARN). Add $(C_STRICT_WARN) if
3384 the default is the same as $(STRICT_WARN).
3385 (GCC_WARN_CXXFLAGS, WARN_CXXFLAGS): New variables.
3386 (CXX): New variable.
3387 (COMPILER): New value if ENABLE_BUILD_WITH_CXX.
3388 (COMPILER_FLAGS, LINKER, LINKER_FLAGS): Likewise.
3389 (ALL_COMPILERFLAGS, ALL_LINKERFLAGS): Likewise.
3390 (HOST_LIBS): New variable.
3391 (GCC_CFLAGS): Add $(C_LOOSE_WARN).
3392 (ALL_CXXFLAGS): New variable.
3393 (LIBS, BACKENDLIBS): Add $(HOST_LIBS).
3394 * doc/install.texi (Configuration): Document
3395 --enable-build-with-cxx, --with-stage1-ldflags,
3396 --with-stage1-libs, --with-boot-ldflags, --with-boot-libs.
3397 * configure: Rebuild.
3399 2009-06-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3401 * config/arm/arm.c (arm_override_options): Fix braces and formatting
3402 from previous commit.
3404 2009-06-23 Ian Lance Taylor <iant@google.com>
3406 * Makefile.in ($(out_object_file)): Depend upon $(DF_H).
3408 2009-06-23 Ian Lance Taylor <iant@google.com>
3410 * reload.c (alternative_allows_const_pool_ref): Mark mem parameter
3411 with ATTRIBUTE_UNUSED.
3413 2009-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
3414 Pat Haugen <pthaugen@us.ibm.com>
3415 Revital Eres <eres@il.ibm.com>
3417 * config.in (HAVE_AS_POPCNTD): Add default definition.
3418 (HAVE_AS_LWSYNC): Ditto.
3420 * configure.ac (gcc_cv_as_powerpc_mfpgpr): Provide real binutils
3422 (gcc_cv_as_powerpc_cmpb): Ditto.
3423 (gcc_cv_as_powerpc_dfp): Ditto.
3424 (gcc_cv_as_powerpc_vsx): Ditto.
3425 (gcc_cv_as_powerpc_popcntd): Add feature test for assembler
3426 supporting the popcntd/lwsync instructions.
3427 (gcc_cv_as_powerpc_lwsync): Ditto.
3428 * configure: Regenerate.
3430 * config/rs6000/aix53.h (ASM_CPU_SPEC): Add support for
3431 -mcpu=native and -mcpu=power7.
3432 * config/rs6000/aix61.h (ASM_CPU_SPEC): Ditto.
3434 * config/rs6000/linux64.opt (-mprofile-kernel): Move switch to be
3435 a variable instead of a mask to reduce the number of mask bits.
3436 * config/rs6000/sysv4.opt (-mbit-align): Ditto.
3437 (-mbit-word): Ditto.
3438 (-mregnames): Ditto.
3439 * config/rs6000/rs6000.opt (-mupdate): Ditto.
3440 (-mfused-madd): Ditto.
3442 * config/rs6000/rs6000.opt (-mpopcntd): New switch for non-VSX ISA
3444 (-mvsx): New switch for VSX instructions.
3445 (-misel): Move from a variable to a mask to allow it to be set by
3448 * config/rs6000/rs6000-protos.h (rs6000_hard_regno_nregs): Change
3449 function declaration to an array declaration.
3450 (rs6000_hard_regno_nregs): New external array declaration.
3452 * config/rs6000/t-rs6000 (MD_INCLUDES): Define, add all of the .md
3453 files included by rs6000.md.
3455 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
3456 SET_PROFILE_KERNEL macro to reset the -mprofile-kernel switch.
3458 * config/rs6000/rs6000.c (rs6000_isel): Delete, -misel moved to be
3460 (rs6000_debug_reg): New -mdebug= variables.
3461 (rs6000_debug_addr): Ditto.
3462 (rs6000_debug_cost): Ditto.
3463 (rs6000_pmode): New variable to hold Pmode.
3464 (rs6000_pointer_size): New variable to hold POINTER_SIZE.
3465 (rs6000_class_max_nregs): New array to hold CLASS_MAX_NREGS
3466 calculated at compiler start.
3467 (rs6000_hard_regno_nregs): Change function to an array which holds
3468 HARD_REGNO_NREGS calculated at compiler start.
3469 (rs6000_explicit_options): Delete isel field.
3470 (rs6000_vector_unit): New array to hold which vector unit
3471 supports arithmetic options for a given type.
3472 (rs6000_vector_mem): New array to hold which vector unit supports
3473 memory reference operations for a given type.
3474 (rs6000_vector_align): New array to given the alignment of each
3476 (power7_cost): New basic costs for power7.
3477 (SET_PROFILE_KERNEL): New macro for resetting -mprofile-kernel.
3478 (rs6000_hard_regno_nregs_internal): New function, moved from
3479 HARD_REGNO_NREGS, to calculate the number of registers each hard
3480 register takes for each type.
3481 (rs6000_debug_reg_print): New function for -mdebug=reg support.
3482 (rs6000_debug_vector_unit): New array, map rs6000_vector to string.
3483 (+rs6000_init_hard_regno_mode_ok): New function, move calculation
3484 of HARD_REGNO_NREGS, CLASS_MAX_NREGS, REGNO_REG_CLASS, and vector
3485 unit information here so it is calculated once at compiler startup
3487 (rs6000_override_options): Make -misel a target mask. Add more
3488 power7 target masks. Setup Pmode and POINTER_SIZE. Add initial
3489 VSX support. Add support for -mdebug=reg, -mdebug=addr, and
3491 (POWERPC_MASKS): Add MASK_POPCNTD, MASK_VSX, and MASK_ISEL.
3492 (rs6000_handle_option): Move -misel from variable to target mask.
3493 (rs6000_builtin_mask_for_load): Add VSX support.
3494 (rs6000_conditional_register_usage): Ditto.
3495 (USE_ALTIVEC_FOR_ARG_P): Ditto.
3496 (function_arg_boundary): Ditto.
3497 (rs6000_expand_builtin): Ditto.
3498 (def_builtin): Make abort message a little friendlier.
3499 (rs6000_emit_int_cmove): Add support for 64-bit isel.
3501 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Depend on the
3502 assembler support the popcntd instruction instead of a vsx
3503 instruction to enable power7 support.
3504 (ASM_CPU_SPEC): Add support for -mcpu=native and -mcpu=power7.
3505 (EXTRA_SPECS): Add ASM_CPU_NATIVE_SPEC to allow passing the right
3506 option to the assembler if -mcpu=native.
3507 (ASM_CPU_NATIVE_SPEC): Ditto.
3508 (TARGET_POPCNTD): If assembler doesn't support popcntd, turn off
3510 (TARGET_LWSYNC_INSTRUCTION): Define whether it is safe to issue
3511 the lwsync instruction.
3512 (enum processor_type): Add PROCESSOR_POWER7.
3513 (rs6000_debug_reg): New -mdebug= options.
3514 (rs6000_debug_addr): Ditto.
3515 (rs6000_debug_cost): Ditto.
3516 (rs6000_isel): Delete.
3517 (enum rs6000_vector): New enum to say what vector unit we have.
3518 (VECTOR_UNIT_*): New macros to say which vector unit has
3519 arithmetic operations for a given type.
3520 (VECTOR_MEM_*): New macros to say which vector unit has memory
3521 operations for a given type.
3522 (TARGET_LDBRX): Whether the machine supports the ldbrx
3524 (TARGET_ISEL): Delete, -misel moved to be a mask.
3525 (TARGET_ISEL64): New macro for 64-bit isel support.
3526 (UNITS_PER_VSX_WORD): New macro.
3527 (POINTER_SIZE): Move to be an external variable, rather than
3528 calculating whether we are generating 32 ot 64-bit code.
3530 (STACK_BOUNDARY): Add VSX support.
3531 (LOCAL_ALIGNMENT): Ditto.
3532 (SLOW_UNALIGNED_ACCESS): Ditto.
3533 (VSX_REGNO_P): New macro for VSX support.
3534 (VFLOAT_REGNO_P): Ditto.
3535 (VINT_REGNO_P): Ditto.
3536 (VLOGICAL_REGNO_P): Ditto.
3537 (VSX_VECTOR_MODE): Ditto.
3538 (VSX_SCALAR_MODE): Ditto.
3540 (VSX_MOVE_MODE): Ditto.
3541 (VSX_REG_CLASS_P): Ditto.
3542 (HARD_REGNO_NREGS): Instead of calling a function, use an array
3544 (UNITS_PER_SIMD_WORD): Add VSX support.
3545 (MODES_TIEABLE_P): Ditto.
3546 (STARTING_FRAME_OFFSET): Ditto.
3547 (STACK_DYNAMIC_OFFSET): Ditto.
3548 (EPILOGUE_USES): Ditto.
3549 (REGNO_REG_CLASS): Move to array lookup.
3550 (CLASS_MAX_NREGS): Ditto.
3551 (rs6000_vector_reg_class): Add declaration.
3552 (ADDITIONAL_REGISTER_NAMES): Add VSX names for the registers that
3553 overlap with the floating point and Altivec registers.
3555 * config/rs6000/e500.h (CHECK_E500_OPTIONS): Disallow -mvsx.
3557 * config/rs6000/driver-rs6000.c (asm_names): New static array to
3558 give the appropriate asm switches if -mcpu=native.
3559 (host_detect_local_cpu): Add support for "asm".
3560 (host_detect_local_cpu): Follow GNU code guidelines for name.
3562 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Move
3563 -mbit-word to a variable instead of being a target mask.
3565 * config/rs6000/sync.md (lwsync): If the assembler supports it,
3566 emit the lwsync instruction instead of emitting the instruction as
3567 an integer constant.
3569 * config/rs6000/spe.md (spe_fixuns_truncdfsi2): Rename from
3570 fixuns_trundfsi2, move expander into rs6000.md.
3572 * config/rs6000/rs6000.md (cpu): Add power7.
3573 (sel, *ptrsize): New mode attributes for 32/64-bit isel.
3574 (logical predicate patterns): Change the single instruction
3575 primitives that set CR0 to be fast_compare instead of compare.
3577 (popcntwsi2): Add support for ISA 2.06 popcount instructions.
3578 (popcntddi2): Ditto.
3579 (popcount<mode>): Ditto.
3580 (floating multiply/add insns): Name the floating point
3582 (isel_signed_<mode>): Add support for -misel on 64-bit systems.
3583 (isel_unsigned_<mode>): Ditto.
3584 (fixuns_trundfsi2): Move expander here from spe.md.
3585 (smindi3): Define if we have -misel on 64-bit systems.
3590 2009-06-23 Anatoly Sokolov <aesok@post.ru>
3592 * config.gcc (avr-*-rtems*, avr-*-*): Set extra_gcc_objs and
3594 * config/avr/avr.c (avr_current_device): New variable.
3595 (avr_arch_types, avr_mcu_types): Move to avr-deveces.c.
3596 (avr_arch, mcu_type_s): Move to avr.h.
3597 * config/avr/avr.h (base_arch_s). Add reserved2, arch_name and
3598 default_data_section_start fields.
3599 (avr_arch): Moved from avr.c.
3600 (mcu_type_s): Moved from avr.c. Add short_sp, data_section_start and
3601 library_name fields.
3602 (avr_current_device, avr_mcu_types, avr_arch_types,
3603 avr_device_to_arch, avr_device_to_data_start,
3604 avr_device_to_startfiles, avr_device_to_devicelib): Declare.
3605 (EXTRA_SPEC_FUNCTIONS): Define.
3606 (LINK_SPEC): Remove device name to '-m ...' and '-Tdata ...' linker
3607 options mapping. Use device_to_arch and device_to_data_start insted.
3608 (STARTFILE_SPEC): Use device_to_startfile instead of crt_binutils.
3609 (CRT_BINUTILS_SPECS, EXTRA_SPECS): Remove.
3610 * config/avr/t-avr (driver-avr.o, avr-devices.o): New rules.
3611 * config/avr/driver-avr.c: New file.
3612 * config/avr/avr-devices.c: New file.
3614 2009-06-23 Jakub Jelinek <jakub@redhat.com>
3616 * var-tracking.c (unshare_variable): Force initialized to
3617 be VAR_INIT_STATUS_INITIALIZED unless flag_var_tracking_uninit.
3618 (set_variable_part): Likewise.
3619 (struct variable_union_info): Remove pos_src field.
3620 (vui_vec, vui_allocated): New variables.
3621 (variable_union): Pass VAR_INIT_STATUS_UNKNOWN to unshare_variable
3622 unconditionally. Avoid XCVECNEW/free for every sorting, for dst_l
3623 == 1 use a simpler sorting algorithm. Compute pos field right
3624 away, don't fill in pos_src. For dst_l == 2 avoid qsort.
3625 Avoid quadratic comparison if !flag_var_tracking_uninit.
3626 (variable_canonicalize): Pass VAR_INIT_STATUS_UNKNOWN to
3627 unshare_variable unconditionally.
3628 (dataflow_set_different_2): Removed.
3629 (dataflow_set_different): Don't traverse second hash table.
3630 (compute_bb_dataflow): Pass VAR_INIT_STATUS_UNINITIALIZED
3631 unconditionally to var_reg_set or var_mem_set.
3632 (emit_notes_in_bb): Likewise.
3633 (delete_variable_part): Pass VAR_INIT_STATUS_UNKNOWN to
3635 (emit_note_insn_var_location): Don't set initialized to
3636 VAR_INIT_STATUS_INITIALIZED early.
3637 (vt_finalize): Free vui_vec if needed, clear vui_vec and
3639 * rtl.c (rtx_equal_p): Don't implement on top of rtx_equal_p_cb.
3641 * tree-object-size.c (addr_object_size): Instead of checking
3642 for non-NULL TREE_CHAIN of the FIELD_DECL check that there
3643 are no FIELD_DECLs following it.
3645 2009-06-23 Andreas Krebbel <krebbel1@de.ibm.com>
3647 * tree-ssa-math-opts.c (find_bswap): Increase the search depth in
3648 order to match bswaps with signed source operands.
3650 2009-06-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
3652 * sdbout.c (sdbout_one_type): Fix braces in switch.
3654 2009-06-23 Richard Guenther <rguenther@suse.de>
3656 * tree-ssa-structalias.c (struct variable_info): Add is_global_var
3658 (var_anything, anything_tree, var_nothing, nothing_tree, var_readonly,
3659 readonly_tree, var_escaped, escaped_tree, var_nonlocal, nonlocal_tree,
3660 var_callused, callused_tree, var_storedanything, storedanything_tree,
3661 var_integer, integer_tree): Remove global variables.
3662 (new_var_info): Do not pass new id, append the new var to the
3663 global variable vector.
3664 (do_ds_constraint): Use is_global_var member of the variable-info.
3665 (new_scalar_tmp_constraint_exp): Adjust.
3666 (create_function_info_for): Likewise.
3667 (create_variable_info_for): Likewise.
3668 (find_what_var_points_to): Remove dead code.
3669 (init_base_vars): Simplify.
3670 (compute_points_to_sets): Adjust.
3672 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
3674 * combine.c (try_combine): Dump information about the insns we're
3677 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
3679 * combine.c (combine_simplify_rtx): Remove TRULY_NOOP_TRUNCATION
3680 check when calling force_to_mode on TRUNCATE's operand.
3682 2009-06-22 Ian Lance Taylor <iant@google.com>
3684 * config/rs6000/rs6000.opt: Move msched-epilog before msched-prolog.
3686 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
3688 * config/arm/arm.md (prologue_use): Set length of fake insn to 0.
3690 2009-06-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3692 * doc/invoke.texi (Link Options): -nodefaultlibs and -nostdlib
3693 override library linkage flags such as -static-libgcc or
3696 2009-06-22 Maxim Kuvyrkov <maxim@codesourcery.com>
3698 * config/m68k/m68k-devices.def: Add line for MCF5221x.
3700 2009-06-22 Ian Lance Taylor <iant@google.com>
3702 * config/linux.opt: Put mglibc ahead of muclibc.
3704 * c-decl.c (diagnose_mismatched_decls): Add -Wc++-compat warning
3705 for duplicate decls.
3707 2009-06-22 Matthias Klose <doko@ubuntu.com>
3709 * Makefile.in (install-plugin): Remove extra `/' after $(DESTDIR).
3711 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
3714 * c-parser.c (c_parser_objc_message_args): Return error_mark_node
3715 instead of NULL if a parser error occurs.
3717 2009-06-22 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
3719 * dwarf2out.c (dwarf2_debug_hooks): Initialize
3720 non-DWARF2_DEBUGGING_INFO version.
3722 2009-06-22 Kai Tietz <kai.tietz@onevision.com>
3724 * config.gcc (i[34567]86-*-mingw*, x86_64-*-mingw*): Add
3725 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file.
3727 * config/i386/mingw32.h (LIBGCC2_HAS_TF_MODE): Define.
3728 (LIBGCC2_TF_CEXT): Define.
3731 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3734 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Fix definition.
3736 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3738 * config/arm/arm.c (arm_override_options): Disable
3739 -mcaller-super-interworking and -mcallee-super-interworking.
3740 * doc/invoke.texi (ARM Options): Document this.
3742 2009-06-22 Nathan Sidwell <nathan@codesourcery.com>
3744 * config/arm/arm.c (arm_print_operand): Deal with HIGH.
3745 * config/arm/constraints.md (j): New constraint for movw operands.
3746 (N): Remove thumb2 meaning.
3747 * config/arm/arm.md (*arm_movw): Delete.
3748 (*arm_movsi_insn): Use j constraint for movw instead of N constraint.
3749 * config/arm/vfp.md (*arm_movsi_vfp, *thumb2_movsi_vfp): Likewise.
3750 * config/arm/thumb2.md (*thumb2_movsi_insn): Likewise.
3752 2009-06-22 Martin Jambor <mjambor@suse.cz>
3754 PR tree-optimization/40492
3755 * tree-sra.c (sra_modify_assign): Pass zero offsets to
3756 build_ref_for_offset.
3758 2009-06-22 Shujing Zhao <pearly.zhao@oracle.com>
3760 * alias.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P, CALL_P, NOTE_P and
3761 JUMP_TABLE_DATA_P predicates where applicable.
3762 * auto-inc-dec.c: Ditto.
3763 * builtins.c: Ditto.
3764 * caller-save.c: Ditto.
3766 * cfgcleanup.c: Ditto.
3767 * cfglayout.c: Ditto.
3770 * combine-stack-adj.c: Ditto.
3776 * dwarf2asm.c: Ditto.
3777 * dwarf2out.c: Ditto.
3778 * emit-rtl.c: Ditto.
3784 * function.c: Ditto.
3787 * genpreds.c: Ditto.
3788 * genrecog.c: Ditto.
3790 * ira-costs.c: Ditto.
3791 * ira-lives.c: Ditto.
3794 * lower-subreg.c: Ditto.
3795 * modulo-sched.c: Ditto.
3797 * postreload.c: Ditto.
3798 * print-rtl.c: Ditto.
3807 * sched-vis.c: Ditto.
3809 * sel-sched-ir.c: Ditto.
3810 * simplify-rtx.c: Ditto.
3811 * targhooks.c: Ditto.
3812 * var-tracking.c: Ditto.
3813 * vmsdbgout.c: Ditto.
3815 2009-06-22 Matthias Klose <doko@ubuntu.com>
3817 * Makefile.in (install-plugin): Always use DESTDIR.
3819 2009-06-22 Olivier Hainque <hainque@adacore.com>
3821 * config/pa/pa.c (output_call): Don't optimize post call jumps
3822 into return address adjustments if the call may throw.
3824 2009-06-21 Richard Earnshaw <rearnsha@arm.com>
3826 * arm.c (thumb1_output_casesi): New function.
3827 * arm.h (CASE_VECTOR_PC_RELATIVE): Thumb-1 code is also relative if
3828 optimizing for size or PIC.
3829 (CASE_VECTOR_SHORTEN_MODE): Handle thumb-1.
3830 * arm.md (UNSPEC_THUMB1_CASESI): New constant.
3831 (casesi): Handle Thumb-1 when optimizing for size or PIC.
3832 (thumb1_casesi_internal_pic): New expand rule.
3833 (thumb1_casesi_dispatch): New pattern.
3834 * aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use shortened vectors for
3836 * coff.h (JUMP_TABLES_IN_TEXT_SECTION): Thumb-1 jump tables are now
3837 in the text seciton when PIC or optimizing for size.
3838 * elf.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
3839 * lib1funcs.asm ([__ARM_EABI__]): Add an attribute describing stack
3840 preservation properties of code.
3841 (__gnu_thumb1_case_sqi, __gnu_thumb1_case_uqi): New functions.
3842 (__gnu_thumb1_case_shi, __gnu_thumb1_case_uhi): New functions.
3843 (__gnu_thumb1_case_si): New function.
3844 * t-arm (LIB1ASMSRC): Define here.
3845 (LIB1ASMFUNCS): Add some common functions.
3846 * t-arm-elf (LIB1ASMSRC): Delete.
3847 (LIB1ASMFUNCS): Append to existing set.
3848 * t-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
3849 * t-strongarm-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
3850 * t-symbian (LIB1ASMFUNCS): Likewise.
3851 * t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
3852 * t-wince-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
3854 2009-06-21 Richard Guenther <rguenther@suse.de>
3856 PR tree-optimization/38729
3857 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Restrict
3858 to loops with a single exit if -fno-expensive-optimizations.
3860 2009-06-21 Jakub Jelinek <jakub@redhat.com>
3862 * var-tracking.c (struct shared_hash_def, shared_hash): New types.
3863 (dataflow_set): Change vars type from htab_t to shared_hash.
3864 (shared_hash_pool, empty_shared_hash): New variables.
3865 (vars_clear): Removed.
3866 (shared_hash_shared, shared_hash_htab, shared_hash_copy,
3867 shared_hash_find_slot_unshare, shared_hash_find_slot,
3868 shared_hash_find_slot_noinsert, shared_hash_find): New
3870 (shared_hash_unshare, shared_hash_destroy): New functions.
3871 (unshare_variable): Unshare set->vars if shared, use
3873 (vars_copy): Use htab_traverse_noresize instead of htab_traverse.
3874 (get_init_value, find_src_set_src, dump_dataflow_set,
3875 clobber_variable_part, emit_notes_for_differences): Use
3877 (dataflow_set_init): Remove second argument, set vars to
3878 empty_shared_hash instead of creating a new htab.
3879 (dataflow_set_clear): Call shared_hash_destroy and set vars
3880 to empty_shared_hash instead of calling vars_clear.
3881 (dataflow_set_copy): Don't call vars_copy, instead just share
3882 the src htab with dst.
3883 (variable_union): Use shared_hash_*, use initially NO_INSERT
3884 lookup if set->vars is shared. Don't keep slot cleared before
3885 calling unshare_variable. Unshare set->vars if needed.
3886 Even ->refcount == 1 vars must be unshared if set->vars is shared
3887 and var needs to be modified.
3888 (variable_canonicalize): New function.
3889 (dataflow_set_union): If dst->vars is empty, just share src->vars
3890 with dst->vars and traverse with variable_canonicalize to canonicalize
3891 and unshare what is needed.
3892 (dataflow_set_different): If old_set and new_set use the same shared
3893 htab, they aren't different. If number of htab elements is different,
3894 htabs are different. Use shared_hash_*.
3895 (dataflow_set_destroy): Call shared_hash_destroy instead of
3897 (compute_bb_dataflow, emit_notes_in_bb, vt_emit_notes): Don't pass
3898 second argument to dataflow_set_init.
3899 (vt_initialize): Likewise. Initialize shared_hash_pool and
3900 empty_shared_hash, move bb in/out initialization afterwards.
3901 Use variable_htab_free instead of NULL as changed_variables del hook.
3902 (variable_was_changed): Change type of second argument to pointer to
3903 dataflow_set. When inserting var into changed_variables, bump
3904 refcount. Unshare set->vars if set is shared htab and slot needs to
3906 (set_variable_part): Use shared_hash_*, use initially NO_INSERT
3907 lookup if set->vars is shared. Unshare set->vars if needed.
3908 Even ->refcount == 1 vars must be unshared if set->vars is shared
3909 and var needs to be modified. Adjust variable_was_changed caller.
3910 (delete_variable_part): Use shared_hash_*. Even ->refcount == 1
3911 vars must be unshared if set->vars is shared and var needs to be
3912 modified. Adjust variable_was_changed caller.
3913 (emit_note_insn_var_location): Don't pool_free var.
3914 (emit_notes_for_differences_1): Initialize empty_var->refcount to 0
3916 (vt_finalize): Call htab_delete on empty_shared_hash->htab and
3917 free_alloc_pool on shared_hash_pool.
3919 2009-06-20 Anthony Green <green@moxielogic.com>
3921 * config/moxie/sfp-machine.h (__gcc_CMPtype, CMPtype): Define.
3922 * config/moxie/moxie.h (LOAD_EXTEND_OP): Define.
3924 2009-06-20 Richard Guenther <rguenther@suse.de>
3926 * tree-ssa-structalias.c (find_func_aliases): For memset use
3927 a constraint from NULL if we memset to zero.
3928 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Add builtins
3929 we explicitly handle that do not read from memory.
3930 (call_may_clobber_ref_p_1): Properly handle builtins that may
3933 2009-06-20 Richard Guenther <rguenther@suse.de>
3935 PR tree-optimization/40495
3936 * tree-ssa-structalias.c (get_constraint_exp_for_temp): Remove.
3937 (new_scalar_tmp_constraint_exp): New function.
3938 (process_constraint): Do not create temporary decls.
3939 (process_all_all_constraints): Likewise.
3940 (handle_const_call): Likewise.
3941 (create_function_info_for): Do not set decl.
3943 2009-06-19 Ian Lance Taylor <iant@google.com>
3945 * config/rs6000/rs6000.c (rs6000_explicit_options): Make static.
3946 (rs6000_attribute_table): Make static; move before use.
3948 2009-06-19 Eric Botcazou <ebotcazou@adacore.com>
3950 * tree.c (substitute_in_expr) <COMPONENT_REF>: Tweak and reformat.
3951 <tcc_vl_exp>: Call process_call_operands on the new CALL_EXPR.
3952 Propagate the TREE_READONLY flag without overwriting it.
3953 (substitute_placeholder_in_expr) <tcc_vl_exp>: Likewise.
3954 Propagate the TREE_READONLY flag onto the result.
3955 (process_call_operands): Move around. Use correct constant value.
3957 2009-06-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3960 * config/arm/arm.c (thumb_shiftable_const): Truncate val to 32 bits.
3961 * config/arm/arm.md: Likewise.
3963 2009-06-19 Ian Lance Taylor <iant@google.com>
3965 * tree-cfg.c (gimple_redirect_edge_and_branch): Change ERROR_MARK
3966 to GIMPLE_ERROR_MARK.
3968 * c-typeck.c (build_conditional_expr): Add op1_original_type and
3969 op2_original_type parameters. Warn about using different enum types.
3970 * c-parser.c (c_parser_conditional_expression): Pass original
3971 types to build_conditional_expr.
3972 * c-tree.h (build_conditional_expr): Update declaration.
3974 2009-06-19 Ian Lance Taylor <iant@google.com>
3976 * config/i386/i386.c (ix86_function_specific_save): Test that
3977 fields match values, rather than testing the values are in a
3980 2009-06-19 Richard Guenther <rguenther@suse.de>
3982 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Handle
3984 (ptr_derefs_may_alias_p): Likewise.
3985 (ptr_deref_may_alias_ref_p_1): New function.
3986 (ptr_deref_may_alias_ref_p): Likewise.
3987 (ref_maybe_used_by_call_p_1): Handle builtins that are not
3988 covered by looking at the ESCAPED solution.
3989 (call_may_clobber_ref_p_1): Likewise.
3990 * tree-ssa-structalias.c (get_constraint_for_ptr_offset):
3991 Handle NULL_TREE offset. Do not produce redundant constraints.
3992 (process_all_all_constraints): New helper function.
3993 (do_structure_copy): Use it.
3994 (handle_lhs_call): Likewise.
3995 (find_func_aliases): Handle some builtins with pointer arguments
3996 and/or return values explicitly.
3998 2009-06-19 Ian Lance Taylor <iant@google.com>
4000 * varasm.c (const_rtx_hash_1): Remove const qualifier from shift.
4002 2009-06-19 Ian Lance Taylor <iant@google.com>
4004 * rtl.h (SUBREG_PROMOTED_UNSIGNED_P): Add cast to int.
4006 2009-06-19 Ian Lance Taylor <iant@google.com>
4008 * ggc-page.c (ggc_pch_write_object): Initialize emptyBytes.
4009 * sdbout.c (sdb_debug_hooks): Initialize non-SDB_DEBUGGING_INFO
4012 * c-decl.c (finish_decl): If -Wc++-compat, warn about
4013 uninitialized const.
4015 2009-06-19 Ian Lance Taylor <iant@google.com>
4017 * dse.c (struct store_info): Rename bitmap field to bmap. Change
4020 * c-decl.c (in_struct, struct_types): Remove.
4021 (struct c_binding): Add in_struct field.
4022 (c_binding_ptr): Define type, along with VEC.
4023 (struct c_struct_parse_info): Define.
4024 (struct_parse_info): New static variable.
4025 (bind): Initialize in_struct field.
4026 (start_struct): Remove enclosing_in_struct and
4027 enclosing_struct_types parameters. Add
4028 enclosing_struct_parse_info parameter. Change all callers. Set
4029 struct_parse_info rather than in_struct and struct_types.
4030 (grokfield): If -Wc++-compat and there is a symbol binding for the
4031 field name, set the in_struct flag and push it on the
4032 struct_parse_info->fields vector.
4033 (warn_cxx_compat_finish_struct): New static function.
4034 (finish_struct): Remove enclosing_in_struct and
4035 enclosing_struct_types parameters. Add
4036 enclosing_struct_parse_info parameter. Change all callers. Don't
4037 set C_TYPE_DEFINED_IN_STRUCT here. Call
4038 warn_cxx_compat_finish_struct. Free struct_parse_info and set to
4039 parameter. Only push on struct_types if warn_cxx_compat.
4040 (finish_enum): Only push on struct_types if warn_cxx_compat.
4041 (declspecs_add_type): Add loc parameter. Change all callers.
4042 Change all error calls to error_at. Pass loc, not input_location,
4043 to pedwarn calls. Warn if -Wc++-compat and a typedef name is
4044 defined in a struct. If -Wc++-compat and parsing a struct, record
4045 that a typedef name was used.
4046 * c-parser.c (c_parser_declspecs): Get location to pass to
4048 (c_parser_struct_or_union_specifier): Update calls to start_struct
4050 * c-tree.h (struct c_struct_parse_info): Declare.
4051 (finish_struct, start_struct): Update declarations.
4052 (declspecs_add_type): Update declaration.
4054 2009-06-19 Ian Lance Taylor <iant@google.com>
4056 * c-decl.c (grokdeclarator): If -Wc++-compat, warn about a global
4057 variable with an anonymous type.
4059 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
4061 * see.c: Remove for real.
4063 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
4065 * optabs.h (enum optab_index): Add new OTI_significand.
4066 (significand_optab): Define corresponding macro.
4067 * optabs.c (init_optabs): Initialize significand_optab.
4068 * genopinit.c (optabs): Implement significand_optab using
4069 significand?f2 patterns.
4070 * builtins.c (expand_builtin_mathfn): Handle
4071 BUILT_IN_SIGNIFICAND{,F,L}.
4072 (expand_builtin): Expand BUILT_IN_SIGNIFICAND{,F,L} using
4073 expand_builtin_mathfn if flag_unsafe_math_optimizations is set.
4075 * config/i386/i386.md (significandxf2, significand<mode>2): New
4076 expanders to implement significandf, significand and significandl
4077 built-ins as inline x87 intrinsics.
4079 2009-06-18 Anatoly Sokolov <aesok@post.ru>
4081 * config/avr/avr.c (avr_override_options): Remove setting value of
4082 PARAM_INLINE_CALL_COST.
4084 2009-06-18 Richard Henderson <rth@redhat.com>
4087 * tree-pass.h (TDF_ASMNAME): New.
4088 * tree-dump.c (dump_options): Add asmname.
4089 * doc/invoke.texi: Document it.
4091 * tree-pretty-print.c (maybe_dump_asm_name): Merge into...
4092 (dump_decl_name): ...here.
4093 (dump_function_name): New flags arg; mind TDF_ASMNAME.
4094 (dump_generic_node): Update dump_function_name calls.
4095 (print_call_name): New flags arg; update all dump calls.
4096 * diagnostic.h (print_call_name): Update.
4097 * gimple-pretty-print.c (dump_gimple_call): Update.
4099 2009-06-18 H.J. Lu <hongjiu.lu@intel.com>
4102 * config/i386/i386.h (CLASS_LIKELY_SPILLED_P): Add SSE_FIRST_REG.
4104 2009-06-18 Diego Novillo <dnovillo@google.com>
4106 * doc/plugins.texi: Document plugin_is_GPL_compatible.
4107 * plugin.c (str_license): Declare.
4108 (try_init_one_plugin): Assert that the symbol
4109 'plugin_is_GPL_compatible' exists.
4111 2009-06-18 Sergei Dyshel <sergeid@il.ibm.com>
4114 * Makefile.in (OBJS-common): Remove see.o.
4116 * common.opt (fsee): Mark as preserved for backward compatibility.
4117 * opts.c (common_handle_option): Add OPT_fsee to the backward
4118 compatibility section.
4119 * passes.c (init_optimization_passes, pass_see): Remove pass.
4120 * timevar.def (TV_SEE): Remove.
4121 * tree-pass.h (pass_see): Remove declaration.
4122 * doc/invoke.texi (-fsee): Remove documentation.
4124 2009-06-18 Martin Jambor <mjambor@suse.cz>
4126 * tree-sra.c: Include statistics.h
4127 (sra_stats): New variable.
4128 (sra_initialize): Clear sra_stats.
4129 (create_access_replacement): Increment sra_stats.replacements.
4130 (get_access_replacement): Do not return twice.
4131 (analyze_all_variable_accesses): Increment statistics counter by the
4132 number of scalarized aggregates.
4133 (generate_subtree_copies): Increment sra_stats.subtree_copies.
4134 (sra_modify_expr): Increment sra_stats.exprs.
4135 (load_assign_lhs_subreplacements): Increment sra_stats.subreplacements.
4136 (sra_modify_assign): Increment sra_stats.exprs,
4137 sra_stats.separate_lhs_rhs_handling and sra_stats.deleted.
4138 (perform_intra_sra): Update statistics counters.
4139 * Makefile.in (tree-sra.o): Add statistics.h to dependencies.
4141 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
4143 * config/arm/arm.c (TARGET_SCALAR_MODE_SUPPORTED_P): Redefine.
4144 (arm_scalar_mode_supported_p): New function.
4146 2009-06-18 Paul Brook <paul@codesourcery.com>
4147 Sandra Loosemore <sandra@codesourcery.com>
4149 * config/arm/sfp-machine.h (_FP_NANFRAC_H, _FP_NANSIGN_H): Define.
4150 (__extendhfsf2, __truncsfhf2): Define.
4151 * config/arm/fp16.c: New file.
4152 * config/arm/t-bpabi (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
4153 * config/arm/t-symbian (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
4155 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
4157 * doc/extend.texi (Half-Precision): New section.
4158 * doc/invoke.texi (Option Summary): List -mfp16-format.
4159 (ARM Options): List neon-fp16 as -mfpu value. Document -mfp16-format.
4160 * config/arm/arm.opt (mfp16-format=): New.
4161 * config/arm/arm.c: Include intl.h.
4162 (TARGET_INVALID_PARAMETER_TYPE): Redefine.
4163 (TARGET_INVALID_RETURN_TYPE): Redefine.
4164 (TARGET_PROMOTED_TYPE): Redefine.
4165 (TARGET_CONVERT_TO_TYPE): Redefine.
4166 (arm_fp16_format): Define.
4167 (all_fpus): Add entry for neon-fp16.
4168 (fp_model_for_fpu): Likewise.
4169 (struct fp16_format): Declare.
4170 (all_fp16_formats): Define.
4171 (arm_init_libfuncs): Add entries for HFmode conversions and arithmetic
4173 (arm_override_options): Set arm_fp16_format. Call sorry for fp16
4175 (arm_legitimate_index_p): Treat HFmode like HImode.
4176 (thumb1_legitimate_address_p): Make it recognize HFmode constants.
4177 (coproc_secondary_reload_class): Special-case HFmode.
4178 (arm_print_operand): Add 'z' specifier for vld1.16/vst1.16.
4179 (arm_hard_regno_mode_ok): Allow HFmode values in VFP registers.
4180 (arm_init_fp16_builtins): New.
4181 (arm_init_builtins): Call it.
4182 (arm_invalid_parameter_type): New.
4183 (arm_invalid_return_type): New.
4184 (arm_promoted_type): New.
4185 (arm_convert_to_type).
4186 (arm_file_start): Deal with neon-fp16 as fpu_name. Emit tag for fp16
4188 (arm_emit_fp16_const): New function.
4189 (arm_mangle_type): Mangle __fp16 as "Dh".
4190 * config/arm/arm.h (TARGET_VFPD32): Make it know about
4192 (TARGET_NEON_FP16): New.
4193 (TARGET_NEON): Make it know about FPUTYPE_NEON_FP16.
4194 (enum fputype): Add FPUTYPE_NEON_FP16.
4195 (enum arm_fp16_format_type): Declare.
4196 (arm_fp16_format): Declare.
4197 (LARGEST_EXPONENT_IS_NORMAL): Define.
4198 * config/arm/arm-protos.h (arm_emit_fp16_const): Declare.
4199 * config/arm/arm-modes.def (HFmode): Define.
4200 * config/arm/vfp.md: (*movhf_vfp): New.
4203 * config/arm/arm.md: (fpu): Add neon_fp16.
4204 (floatsihf2, floatdihf2): New.
4205 (fix_trunchfsi2, fix_trunchfdi2): New.
4209 (*arm32_movhf): New.
4210 (*thumb1_movhf): New.
4211 (consttable_2): Add check for HFmode constants.
4212 (consttable_4): Handle HFmode constants.
4214 2009-06-18 Uros Bizjak <ubizjak@gmail.com>
4216 * convert.c (convert_to_integer): Convert (int)logb() into ilogb().
4218 2009-06-17 Olivier Hainque <hainque@adacore.com>
4220 * collect2.c (main): Use CONST_CAST2 to perform char ** to
4221 const char ** conversion in AIX specific section.
4223 2009-06-17 H.J. Lu <hongjiu.lu@intel.com>
4225 * config/i386/i386.c (ix86_special_builtin_type): Remove
4226 UINT64_FTYPE_PINT. Add UINT64_FTYPE_PUNSIGNED.
4227 (bdesc_special_args): Updated.
4228 (ix86_init_mmx_sse_builtins): Likewise.
4229 (ix86_expand_special_args_builtin): Likewise.
4231 2009-06-17 Richard Henderson <rth@redhat.com>
4233 * tree-pretty-print.c (maybe_dump_asm_name): New.
4234 (dump_decl_name): Use it.
4235 (PRINT_FUNCTION_NAME): Merge into...
4236 (dump_function_name): ... here. Use maybe_dump_asm_name.
4238 2009-06-17 Cary Coutant <ccoutant@google.com>
4240 * dbxout.c (dbxout_source_line): Add is_stmt parameter.
4242 * debug.c (struct gcc_debug_hooks): Change placeholder for
4244 (debug_nothing_int_charstar_int): Replaced by...
4245 (debug_nothing_int_charstar_int_bool): ...this.
4246 * debug.h (struct gcc_debug_hooks): Add is_stmt parameter to
4247 source_line prototype.
4248 (debug_nothing_int_charstar_int): Replaced by...
4249 (debug_nothing_int_charstar_int_bool): ...this.
4250 * defaults.h (SUPPORTS_DISCRIMINATOR): New constant.
4251 * dwarf2out.c (dwarf2out_source_line): Add is_stmt parameter.
4252 Output is_stmt operand when necessary.
4253 * final.c (final_scan_insn): Pass is_stmt to source_line debug hook.
4254 (notice_source_line): Add is_stmt parameter.
4255 * sdbout.c (sdbout_source_line): Add is_stmt parameter.
4256 * vmsdbgout.c (vmsdbgout_source_line): Add is_stmt parameter.
4258 * xcoffout.c (xcoffout_source_line): Add is_stmt parameter.
4259 * xcoffout.h (xcoffout_source_line): Add is_stmt parameter.
4261 2009-06-17 Ian Lance Taylor <iant@google.com>
4263 * expr.c (struct move_by_pieces_d): Rename from move_by_pieces.
4265 (struct store_by_pieces_d): Rename from store_by_pieces. Change
4268 2009-06-17 Adam Nemet <anemet@caviumnetworks.com>
4270 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS,
4271 STRIP_USELESS_TYPE_CONVERSION): Use tree_strip_nop_conversions,
4272 tree_strip_sign_nop_conversions and
4273 tree_ssa_strip_useless_type_conversions rather than stripping
4274 the operations here.
4275 (tree_strip_nop_conversions, tree_strip_sign_nop_conversions):
4277 * gimple.h (tree_ssa_strip_useless_type_conversions): Declare it.
4278 * tree-ssa.c (tree_ssa_strip_useless_type_conversions): New function.
4279 * tree.c (tree_nop_conversion, tree_sign_nop_conversion,
4280 tree_strip_nop_conversions, tree_strip_sign_nop_conversions): New
4283 2009-06-17 Michael Eager <eager@eagercon.com>
4285 * config/rs6000/constraints.md (register_constraint "d"): New.
4286 * config/rs6000/dfp.md (movsd_store, extendsddd2, extendsdtd2,
4287 truncddsd2, *negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
4288 *movdd_hardfloat32, *movdd_hardfloat64_mfpgpr, *movdd_hardfloat64,
4289 *negtd2_fp, *abstd2_fpr, *nabstd2_fpr, *movtd_internal, extendddtd2,
4290 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
4291 divtd3, *cmpdd_internal1, *cmptd_internal1, floatditd2, ftruncdd2,
4292 fixdddi2, ftrunctd2, fixtddi2): replace 'f' constraint with 'd'
4293 * config/rs6000/ppu_intrinsics.h (__mffs, __mtfsf, __mtfsfi, __fabs,
4294 __fnabs, __fmadd, __fmsub, __fnmadd, __fnmsub, __fsel, __frsqrte,
4295 __fsqrt, __fmul, __fmuls, __frsp, __fcfid, __fctid, __fctidz, __fctiw,
4297 * config/rs6000/rs6000.md (*extendsfdf2_fpr, *truncdfsf2_fpr,
4298 *fseldfsf4, *negdf2_fpr, *absdf2_fpr, *nabsdf2_fpr, *adddf3_fpr,
4299 *subdf3_fpr, *muldf3_fpr, *divdf3_fpr, recipdf3, fred, sqrtdf2,
4300 *fseldfdf4, *fselsfdf4, *floatsidf2_internal, *floatunssidf2_internal,
4301 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
4302 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2, rounddf2,
4303 stfiwx, floatdidf2, fix_truncdfdi2, floatdisf2_internal1,
4304 *movdf_hardfloat32, *movdf_hardfloat64_mfpgpr, *movdf_hardfloat64,
4305 *movtf_internal, *extenddftf2_internal, trunctfdf2_internal1,
4306 trunctfdf2_internal2, trunctfsf2_fprs, fix_trunc_helper,
4307 *fix_trunctfsi2_internal, negtf2_internal, *movdi_internal32,
4308 *movdi_mfpgpr, *movdi_internal64, *movdf_update1, *movdf_update2,
4309 *cmpdf_internal1, *cmptf_internal1, *cmptf_internal2): Same.
4310 * doc/md.texi: Describe PowerPC 'd' constraint, update 'f' constraint.
4312 2009-06-16 Ian Lance Taylor <iant@google.com>
4314 * profile.c (total_num_never_executed): Don't define.
4315 (compute_branch_probabilities): Don't count or print
4317 (init_branch_prob): Don't set total_num_never_executed.
4318 (end_branch_prob): Don't print total_num_never_executed.
4320 2009-06-17 David Daney <ddaney@caviumnetworks.com>
4322 * jump.c (cleanup_barriers): Handle case of no insns before a barrier.
4324 2009-06-17 David Edelsohn <edelsohn@gnu.org>
4326 * config/rs6000/dfp.md (nabsdd2_fpr): Correct mode.
4327 (nabstd2_fpr): Same.
4329 2009-06-17 Steve Ellcey <sje@cup.hp.com>
4331 * expr.c (expand_assignment): Change complex type check.
4333 2009-06-17 Basile Starynkevitch <basile@starynkevitch.net>
4335 * doc/plugins.texi (Building GCC plugins): Added new section.
4337 2009-06-17 Ian Lance Taylor <iant@google.com>
4339 * c-pch.c (get_ident): Don't set size of templ array.
4340 (pch_init): Don't set size of partial_pch array.
4342 * c-typeck.c (digest_init): If -Wc++-compat, warn about using a
4343 string constant to intialize an array whose size is the length of
4346 2009-06-17 Richard Guenther <rguenther@suse.de>
4348 PR tree-optimization/40389
4349 * tree-ssa-structalias.c (handle_rhs_call): Restrict NRV case
4350 to addressable types.
4351 * gimple.c (walk_stmt_load_store_addr_ops): Likewise.
4353 2009-06-17 Richard Guenther <rguenther@suse.de>
4356 * tree-chrec.h (build_polynomial_chrec): If we cannot determine
4357 if there is no evolution of left in the loop bail out.
4358 * tree-chrec.c (chrec_fold_multiply_poly_poly): CSE one
4359 chrec_fold_multiply.
4361 2009-06-16 J"orn Rennecke <joern.rennecke@arc.com>
4362 Janis Johnson <janis187@us.ibm.com>
4365 * config/rs6000/rs6000.c (rs6000_emit_move): Don't emit a USE
4366 for the symbol ref of a constant that is the source of a move
4367 - nor for any other not-obvious-label-ref constants.
4369 2009-06-16 Olatunji Ruwase <tjruwase@google.com>
4371 * plugin.c (position_pass): Skip newly inserted pass during list
4372 traversal to avoid repeated insertion.
4374 2009-06-16 Ian Lance Taylor <iant@google.com>
4376 * vec.h (VEC_stack_alloc): Define different version if
4377 GATHER_STATISTICS is defined, to accept and ignore MEM_STAT.
4378 (DEF_VEC_ALLOC_FUNC_P_STACK): Remove MEM_STAT_DECL.
4379 (DEF_VEC_ALLOC_FUNC_O_STACK): Likewise.
4380 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
4382 2009-06-16 H.J. Lu <hongjiu.lu@intel.com>
4384 * config.gcc (extra_headers): Add ia32intrin.h for x86.
4386 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_BSRSI,
4387 IX86_BUILTIN_BSRDI. IX86_BUILTIN_RDPMC, IX86_BUILTIN_RDTSC.
4388 IX86_BUILTIN_RDTSCP. IX86_BUILTIN_ROLQI, IX86_BUILTIN_ROLHI,
4389 IX86_BUILTIN_RORQI and IX86_BUILTIN_RORHI.
4390 (ix86_special_builtin_type): Add UINT64_FTYPE_VOID,
4391 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
4392 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
4393 (bdesc_special_args): Add __builtin_ia32_rdtsc and
4394 __builtin_ia32_rdtscp.
4395 (bdesc_args): Add __builtin_ia32_bsrsi, __builtin_ia32_bsrdi,
4396 __builtin_ia32_rolqi, __builtin_ia32_rolhi, __builtin_ia32_rorqi
4397 and __builtin_ia32_rorhi.
4398 (ix86_init_mmx_sse_builtins): Handle UINT64_FTYPE_VOID,
4399 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
4400 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
4401 (ix86_expand_args_builtin): Likewise.
4402 (ix86_expand_special_args_builtin): Likewise.
4404 * config/i386/i386.md (UNSPECV_RDTSCP): New.
4405 (UNSPECV_RDTSC): Likewise.
4406 (UNSPECV_RDPMC): Likewise.
4407 (*bsr): Renamed to ...
4409 (*bsr_rex64): Renamed to ...
4413 (*rdpmc_rex64): Likewise.
4416 (*rdtsc_rex64): Likewise.
4418 (*rdtscp): Likewise.
4419 (*rdtscp_rex64): Likewise.
4421 * config/i386/ia32intrin.h: New.
4423 * config/i386/x86intrin.h: Include <ia32intrin.h>.
4425 2009-06-16 Ian Lance Taylor <iant@google.com>
4427 * ira-build.c (copy_info_to_removed_store_destinations):
4428 Initialize parent_a.
4430 2009-06-16 Ian Lance Taylor <iant@google.com>
4432 * c-decl.c (grokdeclarator): Change size_varies to bool.
4434 2009-06-16 Ian Lance Taylor <iant@google.com>
4436 * sel-sched.c: Make forward declarations of move_op_hooks and
4437 fur_hooks explicitly extern.
4439 2009-06-16 Ian Lance Taylor <iant@google.com>
4441 * df-problems.c (df_byte_lr_alloc): Don't set problem_data to itself.
4442 * vec.c (vec_gc_o_reserve_1): Don't set alloc to itself.
4444 2009-06-16 Ian Lance Taylor <iant@google.com>
4446 * resource.c (mark_referenced_resources): Change
4447 include_delayed_effects parameter to bool. Change all callers.
4448 (mark_end_of_function_resources): Likewise.
4449 * reorg.c (insn_references_resource_p): Likewise.
4450 (insn_sets_resource_p): Likewise.
4451 * resource.h (mark_referenced_resources): Update declaration.
4452 (mark_end_of_function_resources): Update declaration.
4454 2009-06-16 David Edelsohn <edelsohn@gnu.org>
4456 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Remove -lstdc++.
4458 2009-06-16 David Edelsohn <edelsohn@gnu.org>
4460 * doc/install.texi (*-*-aix): Update explanation of XLC bootstrap.
4461 GCC can bootstrap on AIX with GNU Binutils 2.20.
4463 2009-06-16 Ian Lance Taylor <iant@google.com>
4465 * Makefile.in (tree-vect-stmts.o): Depend upon $(TOPLEV_H).
4467 2009-06-16 Ian Lance Taylor <iant@google.com>
4469 * toplev.h (floor_log2): If GCC_VERSION >= 3004, declare as static
4470 inline, not extern inline.
4471 (exact_log2): Likewise.
4472 * toplev.c (floor_log2): Only define if GCC_VERSION < 3004. Don't
4474 (exact_log2): Likewise, but don't test CTZ_HWI.
4476 2009-06-16 Ian Lance Taylor <iant@google.com>
4478 * bitmap.c (bitmap_clear): Don't declare as inline.
4479 * gimple.c (gimplify_assign): Likewise.
4480 * tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
4481 * haifa-sched.c (insn_cost): Don't declare with HAIFA_INLINE.
4482 (sched_scan_info): Remove duplicate definition.
4484 2009-06-16 Ian Lance Taylor <iant@google.com>
4486 * c-common.c (skip_evaluation): Don't define.
4487 (c_inhibit_evaluation_warnings): Define global variable.
4488 (overflow_warning): Check c_inhibit_evaluation_warnings rather
4489 than skip_evaluation.
4490 (convert_and_check, warn_for_div_by_zero): Likewise.
4491 * c-common.h (skip_evaluation): Don't declare.
4492 (c_inhibit_evaluation_warnings): Declare.
4493 * c-parser.c (c_parser_typeof_specifier): Set
4494 c_inhibit_evaluation_warnings rather than skip_evaluation.
4495 (c_parser_conditional_expression): Likewise.
4496 (c_parser_binary_expression): Likewise.
4497 (c_parser_sizeof_expression): Likewise.
4498 (c_parser_alignof_expression): Likewise.
4499 * c-typeck.c (build_indirect_ref): Check
4500 c_inhibit_evaluation_warnings rather than skip_evaluation.
4501 (build_conditional_expr, build_binary_op): Likewise.
4503 2009-06-16 Richard Guenther <rguenther@suse.de>
4505 * tree-ssa-alias.c (is_escape_site): Remove.
4506 * tree-ssa-alias.h (enum escape_type): Remove.
4507 (is_escape_site): Likewise.
4508 * tree-ssa-structalias.c (find_func_aliases): Handle escapes
4509 via casts and asms without deferring to is_escape_site.
4511 2009-06-16 Jakub Jelinek <jakub@redhat.com>
4514 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: Don't
4515 use gen_lowpart if op0 has complex mode.
4517 2009-06-16 Richard Guenther <rguenther@suse.de>
4519 * tree-ssa-structalias.c (do_ds_constraint): Stores in global
4520 variables add them to ESCAPED.
4521 (find_func_aliases): Do not make all indirectly stored values escaped.
4523 2009-06-16 Rafael Avila de Espindola <espindola@google.com>
4525 * config/i386/winnt.c (i386_pe_encode_section_info): Update call to
4528 2009-06-16 Martin Jambor <mjambor@suse.cz>
4530 PR tree-optimization/40432
4531 * tree-sra.c (sra_modify_assign): When creating VIEW_CONVERT_EXPR,
4532 check whether we need to force gimple register operand.
4534 2009-06-16 Martin Jambor <mjambor@suse.cz>
4536 PR tree-optimization/40413
4537 * tree-sra.c (load_assign_lhs_subreplacements): Pass offset to
4538 build_ref_for_offset.
4539 (propagate_subacesses_accross_link): Fix a typo in a comment.
4541 2009-06-16 Ira Rosen <irar@il.ibm.com>
4543 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
4544 with additional parameter.
4545 * tree-vectorizer.h (enum vect_def_type): Add new value
4547 (enum vect_relevant): Add comments.
4548 (vect_is_simple_reduction): Add new argument.
4549 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Add comments.
4550 Detect nested cycles.
4551 (vect_is_simple_reduction): Update documentation, add an argument to
4552 distinguish inner-loop reduction from nested cycle, detect nested
4553 cycles, fix printings and indentation, don't swap operands in case
4555 (get_initial_def_for_reduction): Handle subtraction.
4556 (vect_create_epilog_for_reduction): Add new argument to specify
4558 (vect_finalize_reduction): Handle subtraction, fix comments.
4559 (vectorizable_reduction): Handle nested cycles. In case of nested
4560 cycle keep track of the reduction variable position. Call
4561 vect_is_simple_reduction with additional parameter. Use original
4562 statement code in reduction epilogue for nested cycle. Call
4563 vect_create_epilog_for_reduction with additional parameter.
4564 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Assert
4565 inner-loop vectorization.
4566 (vect_recog_widen_sum_pattern): Likewise.
4567 * tree-vect-stmts.c (process_use): Distinguish between nested cycles
4569 (vect_mark_stmts_to_be_vectorized): Likewise.
4570 (vect_get_vec_def_for_operand): Handle nested cycles.
4572 2009-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4574 * doc/invoke.texi (Debugging Options): Fix option index entries
4575 for -fdump-statistics, -frandom-seed add entries for
4576 -fdump-tree-original, -fdump-tree-optimized, -frandom-seed.
4577 (FRV Options): Fix entries for -mTLS, -mtls.
4578 (HPPA Options): Fix entries for -mgnu-ld, -mhp-ld.
4579 (i386 and x86-64 Options): Fix entry for -mno-red-zone.
4580 (M68hc1x Options): Fix @itemx for -mnominmax.
4581 (MCore Options): Fix entry for -mno-lsim.
4582 (MMIX Options): Fix entry for -mabi=mmixware.
4583 (PDP-11 Options): Fix entry for -mbcopy-builtin.
4585 2009-06-16 Basile Starynkevitch <basile@starynkevitch.net>
4587 * doc/plugins.texi (Interacting with the GCC Garbage Collector):
4588 Mention the plugin mode of gengtype.
4589 * doc/gty.texi (Source Files Containing Type Information): Likewise.
4590 * gengtype.c: Updated copyright.
4591 (plugin_files, nb_plugin_files) Added new static variables.
4592 (measure_input_list) Care about plugin_files.
4593 (write_rtx_next): Added early return in plugin mode.
4594 (create_file): Updated copyright year in generated file. Added
4596 (oprintf): Added early return if NULL outf.
4597 (get_output_file_with_visibility): Care of plugin_files.
4598 (get_output_file_name): May return null.
4599 (write_local): Added early return.
4600 (put_mangled_filename): Ditto.
4601 (finish_root_table): Added check for base_files.
4602 (write_roots): Care about null when plugins.
4603 (main): Added plugin mode.
4605 2009-06-15 Ian Lance Taylor <iant@google.com>
4607 * df-problems.c (df_simulate_one_insn_forwards): Fix braces in switch.
4608 * gcov.c (read_count_file): Add braces around variables declared
4611 * c.opt (Wjump-misses-init): New warning.
4612 * c-opts.c (c_common_handle_option): Set warn_jump_misses_init for
4613 -Wall and -Wc++-compat if not already set.
4614 (c_common_post_options): Clear warn_jump_misses_init if it was not
4616 * c-decl.c (struct c_binding): Change type field to a union with
4617 new label field. Make it the first field in the struct. Update
4618 references to type to use u.type instead.
4619 (struct c_spot_bindings): Define.
4620 (struct c_goto_bindings): Define.
4621 (c_goto_bindings_p): Define, along with VECs.
4622 (struct c_label_vars): Define.
4623 (struct c_scope): Add has_label_bindings field.
4624 (bind_label, set_spot_bindings): New static functions.
4625 (decl_jump_unsafe, update_spot_bindings): New static functions.
4626 (update_label_decls): New static function.
4627 (pop_scope): Call update_label_decls. Don't call c_end_vm_scope.
4628 Update binding u.label field to shadowed field.
4629 (c_binding_start_stmt_expr): New function.
4630 (c_binding_end_stmt_expr): New function.
4631 (pushdecl): Don't call c_begin_vm_scope.
4632 (make_label): Add defining and p_label_vars parameters. Change
4634 (lookup_label): Correct test for whether a label has not yet been
4635 defined. Call bind_label rather than bind.
4636 (warn_about_goto): New static function.
4637 (lookup_label_for_goto): New function.
4638 (declare_label): Call bind_label rather than bind.
4639 (check_earlier_gotos): New static function.
4640 (define_label): Don't give errors about jumping into statement
4641 expressions or scopes of variably modified types. Call
4642 set_spot_bindings and check_earlier_gotos. Call bind_label
4643 instead of bind. Don't set label_context_stack_se or
4644 label_context_stack_vm.
4645 (c_get_switch_bindings): New function.
4646 (c_release_switch_bindings): New function.
4647 (c_check_switch_jump_warnings): New function.
4648 (start_function): Don't set label_context_stack_se or
4649 label_context_stack_vm.
4650 (finish_function): Likewise.
4651 * c-typeck.c (label_context_stack_se): Don't define.
4652 (label_context_stack_vm): Don't define.
4653 (c_finish_goto_label): Call lookup_label_for_goto rather than
4654 lookup_label. Don't give errors about jumping into a statement
4655 expression or the scope of a variably modified type. Don't set
4656 label_context_stack_se or label_context_stack_vm.
4657 (struct c_switch): Remove blocked_stmt_expr and blocked_vm
4658 fields. Add bindings field.
4659 (c_start_case): Don't set deleted fields. Set bindings field.
4660 (do_case): Rework order of tests. Don't check blocked_stmt_expr
4661 or blocked_vm. Call c_check_switch_jump_warnings.
4662 (c_finish_case): Don't test blocked_stmt_expr field. Call
4663 c_release_switch_bindings.
4664 (c_begin_stmt_expr): Don't increment blocked_stmt_expr in
4665 c_switch_stack. Don't walk label_context_stack_se labels. Don't
4666 set label_context_stack_se. Call c_bindings_start_stmt_expr.
4667 (c_finish_stmt_expr): Don't decrement blocked_stmt_expr in
4668 c_switch_stack. Don't walk label_context_stack_se labels. Don't
4669 set label_context_stack_se. Call c_bindings_end_stmt_expr.
4670 (c_begin_vm_scope, c_end_vm_scope): Don't define.
4671 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR): Don't define.
4672 (C_DECL_UNDEFINABLE_STMT_EXPR): Don't define.
4673 (C_DECL_UNJUMPABLE_VM): Don't define.
4674 (C_DECL_UNDEFINABLE_VM): Don't define.
4675 (struct c_label_list): Don't define.
4676 (struct c_label_context_se): Don't define.
4677 (struct c_label_context_vm): Don't define.
4678 (struct c_spot_bindings): Declare.
4679 (c_bindings_start_stmt_expr): Declare.
4680 (c_bindings_end_stmt_expr): Declare.
4681 (lookup_label_for_goto): Declare.
4682 (c_get_switch_bindings, c_release_switch_bindings): Declare.
4683 (c_check_switch_jump_warnings): Declare.
4684 (label_context_stack_se, label_context_stack_vm): Don't declare.
4685 (c_finish_goto_label): Update declaration.
4686 (c_begin_vm_scope, c_end_vm_scope): Don't declare.
4687 * doc/invoke.texi (Option Summary): Mention -Wjump-misses-init.
4688 (Warning Options): Document -Wjump-misses-init.
4690 2009-06-15 Jakub Jelinek <jakub@redhat.com>
4692 * tree-object-size.c (addr_object_size): Fix a pasto in the last
4695 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
4697 * cgraph.c (cgraph_make_node_local): Use DECL_COMDAT_GROUP.
4699 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
4701 * except.c (init_eh): Use BUILTINS_LOCATION when calling build_decl.
4703 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
4705 * tree-eh.c (lower_try_finally_switch): Initialize tf_loc.
4707 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
4709 * cgraphunit.c (cgraph_function_versioning,save_inline_function_body):
4710 Use DECL_COMDAT_GROUP instead of DECL_ONE_ONLY.
4711 * cgraph.c (cgraph_create_virtual_clone): Use DECL_COMDAT_GROUP.
4712 * config/i386/i386.c (ix86_file_end): Compute DECL_COMDAT_GROUP.
4713 * dwarf2asm.c (dw2_force_const_mem): Update call to
4715 * langhooks-def.h (lhd_comdat_group, LANG_HOOKS_COMDAT_GROUP): Remove.
4716 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_COMDAT_GROUP.
4717 * langhooks.c (lhd_comdat_group): Remove.
4718 * langhooks.h (lang_hooks_for_decls): Remove comdat_group.
4719 * tree.h (DECL_COMDAT_GROUP): New.
4720 (DECL_ONE_ONLY): Use DECL_COMDAT_GROUP.
4721 (tree_decl_with_vis): Add comdat_group. Remove one_only.
4722 (make_decl_one_only): Change signature.
4723 * varasm.c (get_emutls_init_templ_addr, emutls_decl): Update call to
4725 (make_decl_one_only): Change signature.
4726 (default_elf_asm_named_section): Use DECL_COMDAT_GROUP.
4728 2009-06-15 Richard Guenther <rguenther@suse.de>
4731 * tree.c (widest_int_cst_value): Fix bootstrap on 32bit HWI hosts.
4733 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4735 * tree-ssa-math-opts.c: Remove extra divide.
4737 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4739 * config/s390/s390.md ("bswap<mode>2"): Only available on z900.
4741 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4743 * passes.c: Add bswap pass.
4744 * tree-pass.h: Add pass_optimize_bswap declaration.
4745 * tree-ssa-math-opts.c: Include diagnostics.h for print_gimple_stmt.
4746 Include rtl.h, expr.h and optabs.h for optab_handler check.
4747 (struct symbolic_number, pass_optimize_bswap): New definition.
4748 (do_shift_rotate, verify_symbolic_number_p): New functions.
4749 (find_bswap_1, find_bswap, execute_optimize_bswap): New functions.
4750 (gate_optimize_bswap): New function.
4751 * tree.c (widest_int_cst_value): New function.
4752 * tree.h (widest_int_cst_value): Prototype added.
4754 2009-06-14 Steven Bosscher <steven@gcc.gnu.org>
4756 * cfgcleanup.c (old_insns_match_p): Remove code to substitute
4757 REG_EQUAL/REG_EQUIV notes.
4759 2009-06-14 Richard Guenther <rguenther@suse.de>
4762 * gimple.c (walk_stmt_load_store_addr_ops): The LHS of a call
4763 has its address taken if NRV was applied and it is addressable.
4764 * tree-ssa-structalias.c (get_constraint_for_address_of): New
4765 function split out from ...
4766 (get_constraint_for_1): ... here.
4767 (handle_rhs_call): Use it to mark the return slot escaped if
4768 it is addressable and NRV was applied.
4770 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
4772 * config/rs6000/rs6000-protos.h (altivec_resolve_overloaded_builtin):
4773 Change first argument type to location_t.
4774 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Same.
4775 Do not set input_location.
4776 Use loc instead of input_location throughout.
4778 2009-06-13 Richard Guenther <rguenther@suse.de>
4780 PR tree-optimization/40421
4781 * tree-predcom.c (should_unroll_loop_p): Remove.
4782 (tree_predictive_commoning_loop): Use can_unroll_loop_p.
4784 2009-06-13 Michael Meissner <meissner@linux.vnet.ibm.com>
4786 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
4787 Add location argument.
4789 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
4791 * config/alpha/alpha.c (alpha_build_builtin_va_list): Pass location to
4793 * config/s390/s390.c (s390_build_builtin_va_list): Same.
4794 (s390_gimplify_va_arg): Pass location to create_artificial_label.
4795 * config/spu/spu-protos.h: Add location to
4796 spu_resolve_overloaded_builtin.
4797 * config/spu/spu.c (spu_build_builtin_va_list): Pass location to
4798 spu_build_builtin_va_list.
4799 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Add location
4800 argument. Pass location to build_function_call_vec.
4801 * config/sh/sh.c (sh_build_builtin_va_list): Pass location to
4803 (emit_fpu_switch): Same.
4804 (sh_gimplify_va_arg_expr): Pass location to create_artificial_label.
4805 * config/xtensa/xtensa.c (xtensa_build_builtin_va_list): Pass location
4806 to build_decl and create_artificial_label.
4807 (xtensa_gimplify_va_arg_expr): Same.
4808 * config/stormy16/stormy16.c (xstormy16_build_builtin_va_list): Same.
4809 (xstormy16_gimplify_va_arg_expr): Same.
4810 * config/iq2000/iq2000.c (iq2000_expand_prologue): Same.
4811 * config/arm/arm.c (arm_build_builtin_va_list): Same.
4812 * config/mips/mips.c (mips_build_builtin_va_list): Same.
4813 (mips16_build_function_stub): Same.
4814 (mips16_build_call_stub): Same.
4816 2009-06-13 Richard Earnshaw <rearnsha@arm.com>
4819 * arm/constraints.md (Pa, Pb): New constraints.
4820 * arm/arm.md (thumb1_addsi3): Support more complex additions. Add a
4821 split pattern to deal with them.
4823 2009-06-13 Joerg Sonnenberger <joerg@britannica.bec.de>
4825 * doc/invoke.texi: Add missing option -Wp,OPTION in list,
4826 fix index entry for -Xpreprocessor.
4828 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
4830 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
4831 Add location argument to build_decl call.
4832 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Same.
4833 (rs6000_init_builtins): Same.
4834 (spe_init_builtins): Same.
4835 (rs6000_gimplify_va_arg): Add location argument to
4836 create_artificial_label call.
4838 2009-06-12 Steven Bosscher <steven@gcc.gnu.org>
4840 * timevar.def (TV_COMBINE_STACK_ADJUST): New timevar.
4841 * combine-stack-adj.c (pass_stack_adjustments): Use it.
4842 * Makefile.in: Fix GGC dependency for gcse.o.
4844 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
4846 * tree-pretty-print.c (dump_generic_node): Dump column numbers.
4847 * gimple-pretty-print.c (dump_gimple_stmt): Same.
4848 * gimplify.c (gimplify_modify_expr): Set location for GIMPLE_ASSIGNs
4850 * c-parser.c (c_parser_binary_expression): Use current column while
4851 building binary operations.
4852 * common.opt (fshow-column): Enable by default.
4853 * tree-vrp.c (check_array_ref): Use warning_at.
4854 (check_array_bounds): Use location from call back if expr has no
4856 * tree.h: Add location argument to maybe_fold_*.
4857 * tree-ssa-ccp.c (ccp_fold): Pass location to maybe_fold_*.
4858 (maybe_fold_offset_to_array_ref): Add location argument and use it.
4859 (maybe_fold_offset_to_component_ref): Same.
4860 (maybe_fold_offset_to_reference): Same.
4861 (maybe_fold_offset_to_address): Same.
4862 (maybe_fold_stmt_indirect): Same.
4863 (maybe_fold_stmt_addition): Same.
4864 (fold_stmt_r): Pass location to maybe_fold_*.
4865 (fold_gimple_assign): Same.
4866 * c-tree.h: Add location argument to finish_decl,
4867 default_function_array_conversion, store_init_value.
4868 * c-decl.c (define_label): Use error_at.
4869 (c_make_fname_decl): Pass location to finish_decl.
4870 (finish_decl): New location argument.
4871 (build_compound_literal): Pass location to store_init_value.
4872 (grokdeclarator): Pass location to finish_decl.
4874 * c-typeck.c (array_to_pointer_conversion): New location argument.
4875 (function_to_pointer_conversion): Same.
4876 (default_function_array_conversion): Same.
4877 (parser_build_unary_op): Pass location to overflow_warning.
4878 (parser_build_binary_op): Same. Use warning_at.
4879 (build_unary_op): Pass location to array_to_pointer_conversion.
4880 (build_c_cast): Pass location to digest_init.
4881 (build_modify_expr): New location argument.
4882 (convert_for_assignment): Same.
4883 (store_init_value): Same.
4884 (digest_init): Same.
4885 (output_init_element): Pass location to digest_init and
4886 array_to_pointer_conversion.
4887 (c_finish_return): Pass location to convert_for_assignment.
4888 * gimplify.c (gimplify_conversion): Pass location to
4889 maybe_fold_offset_to_address.
4890 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Pass location
4891 to maybe_fold_stmt_addition.
4892 * c-omp.c (c_finish_omp_atomic): Pass new location to
4894 (c_finish_omp_for): Same.
4895 * c-common.c (overflow_warning): New argument.
4896 * c-common.h: New argument to build_modify_expr, overflow_warning.
4897 * c-parser.c (c_parser_declaration_or_fndef): Pass location to
4899 (c_parser_initializer): Pass location to
4900 default_function_array_conversion.
4901 (c_parser_initelt): Same.
4902 (c_parser_initval): Same.
4903 (c_parser_asm_operands): Same.
4904 (c_parser_expr_no_commas): Same. Pass location to build_modify_expr.
4905 (c_parser_conditional_expression): Same.
4906 (c_parser_binary_expression): Add location info to stack. Use it.
4907 (c_parser_unary_expression): Pass location to
4908 default_function_array_conversion, parser_build_unary_op,
4909 build_indirect_ref, c_parser_postfix_expression_after_primary.
4910 (c_parser_postfix_expression_after_primary): New location argument.
4912 (c_parser_expression_conv): Pass location to
4913 default_function_array_conversion.
4914 (c_parser_expr_list): Same.
4915 (c_parser_omp_atomic): Same.
4916 (c_parser_omp_for_loop): Same.
4917 * c-tree.h: (struct c_declarator): Add comment to id_loc.
4918 (build_array_declarator): New argument.
4919 * c-decl.c (build_array_declarator): Add location argument.
4920 (grokdeclarator): Set id_loc for cdk_array.
4921 * c-parser.c (c_parser_direct_declarator_inner): Pass location to
4922 build_array_declarator.
4923 * tree.c (build_omp_clause): Add location argument.
4924 * tree.h (OMP_CLAUSE_HAS_LOCATION): New macro.
4925 (OMP_CLAUSE_LOCATION): New macro.
4926 (struct tree_omp_clause): Add location field.
4927 (build_omp_clause): Add argument.
4928 * testsuite/gcc.dg/gomp/for-1.c: Fix column.
4929 * cp/pt.c (tsubst_omp_for_iterator): Pass location to
4931 * cp/parser.c (cp_parser_omp_var_list_no_open): Same.
4932 (cp_parser_omp_clause_collapse): Same.
4933 (cp_parser_omp_clause_default): Same.
4934 (cp_parser_omp_clause_if): Same.
4935 (cp_parser_omp_clause_nowait): Same.
4936 (cp_parser_omp_clause_num_threads): Same.
4937 (cp_parser_omp_clause_ordered): Same.
4938 (cp_parser_omp_clause_schedule): Same.
4939 (cp_parser_omp_clause_untied): Same.
4940 (cp_parser_omp_for_loop): Same.
4941 (cp_parser_omp_parallel): Pass location to c_split_parallel_clauses.
4942 * c-tree.h (c_start_case): Add location argument.
4943 (c_process_expr_stmt): Same.
4944 (c_finish_goto_*): Same.
4945 * tree-parloops.c (initialize_reductions): Pass location to
4947 (create_parallel_loop): Same.
4948 * fortran/trans-openmp.c (gfc_trans_omp_variable_list): Same.
4949 (gfc_trans_omp_reduction_list): Same.
4950 (gfc_trans_omp_clauses): Same.
4951 (gfc_trans_omp_do): Same.
4952 * c-typeck.c (c_finish_goto_label): Same.
4953 (c_finish_goto_ptr): New location argument.
4954 (c_start_case): Same.
4955 (emit_side_effect_warnings): Same.
4956 (c_process_expr_stmt): Same.
4957 (c_finish_stmt_expr): Same.
4958 (c_finish_omp_clauses): Use error_at instead of error.
4959 * gimplify.c (gimplify_adjust_omp_clauses_1): Pass location to
4961 * c-omp.c (c_split_parallel_clauses): New location argument.
4962 * tree-nested.c (convert_nonlocal_reference_stmt): Pass location
4963 to build_omp_clause.
4964 (convert_local_reference_stmt): Same.
4965 (convert_gimple_call): Same.
4966 * c-common.h (c_split_parallel_clauses): New argument.
4967 * c-parser.c (c_parser_statement_after_labels): Pass location to
4968 c_finish_goto_label.
4969 (c_parser_switch_statement): Pass location to c_start_case.
4970 (c_parser_for_statement): Pass location to c_finish_expr_stmt,
4971 and c_process_expr_stmt.
4972 (c_parser_omp_variable_list): Add location argument.
4973 (c_parser_omp_clause_collapse): Pass location to build_omp_clause.
4974 (c_parser_omp_clause_default): Same.
4975 (c_parser_omp_clause_if): Same.
4976 (c_parser_omp_clause_num_threads): Same.
4977 (-c_parser_omp_clause_ordered): Same.
4978 (c_parser_omp_clause_reduction): Pass location to
4979 c_parser_omp_variable_list.
4980 (c_parser_omp_clause_schedule): Pass location to build_omp_clause.
4981 (c_parser_omp_clause_untied): Same.
4982 (c_parser_omp_for_loop): Pass location to c_process_expr_stmt.
4983 (c_parser_omp_parallel): Pass location to c_split_parallel_clauses.
4985 * c-tree.h (check_for_loop_decls, undeclared_variable,
4986 build_component_ref, build_array_ref, build_external_ref,
4987 c_expr_sizeof_expr, c_expr_sizeof_type, parser_build_unary_op,
4988 build_conditional_expr, build_compound_expr, c_cast_expr,
4989 build_c_cast, build_asm_expr, c_end_compound_stmt, c_finish_stmt_expr,
4990 c_finish_return, c_finish_omp_parallel, c_finish_omp_task): New
4992 * c-semantics.c (build_stmt): Same.
4993 (build_case_label): Same.
4994 * c-decl.c (c_finish_incomplete_decl): Pass location on down.
4995 (undeclared_variable): New argument.
4997 (lookup_label): Pass location on down.
4998 (define_label): Same.
4999 (finish_decl): Same.
5000 (build_compound_literal): Same.
5001 (finish_struct): Same.
5002 (finish_function): Do not set location here.
5003 (check_for_loop_decls): New argument.
5004 * tree.c (save_expr): Set location.
5005 (build_empty_stmt): New argument.
5006 * tree.h (build_empty_stmt): New argument to build_empty_stmt.
5007 (CAN_HAVE_LOCATION_P): Make sure we have a non empty node.
5008 * builtins.c (gimplify_va_arg_expr): Use locations.
5009 (expand_builtin_sync_operation): Same.
5010 * c-typeck.c (build_component_ref): New argument.
5011 (build_array_ref): Same.
5012 (build_external_ref): Same.
5013 (c_expr_sizeof_expr): Same.
5014 (c_expr_sizeof_type): Same.
5015 (parser_build_unary_op): Same.
5016 (build_conditional_expr): Same.
5017 (build_compound_expr): Pass location on down.
5018 (build_compound_expr): New argument.
5019 (build_c_cast): Same.
5020 (c_cast_expr): Same.
5021 (build_asm_expr): Same.
5022 (c_finish_return): Same.
5023 (c_process_expr_stmt): Pass location on down.
5024 (c_finish_stmt_expr): New argument.
5025 (push_clenaup): Same.
5026 (c_finish_omp_parallel): Same.
5027 (c_finish_omp_task): Same.
5028 * gimplify.c (gimplify_call_expr): Pass location on down.
5029 * c-omp.c (c_finish_omp_master): New argument.
5030 (c_finish_omp_critical): Same.
5031 (c_finish_omp_ordered): Same.
5032 (c_finish_omp_barrier): Same.
5033 (-c_finish_omp_taskwait): Same.
5034 (c_finish_omp_atomic): Same.
5035 (c_finish_omp_flush): Same.
5036 * tree-inline.c (copy_tree_body_r): Pass location on down.
5037 (inline_forbidden_p): Remove use of input_location.
5038 * c-gimplify.c (c_build_bind_expr): New argument.
5039 * c-common.c (c_common_truthvalue_conversion): Pass location on down.
5040 (c_sizeof_or_alignof_type): New argument.
5041 (c_alignof_expr): Same.
5042 (build_va_arg): Same.
5043 (c_add_case_label): Same.
5044 * c-common.h (c_sizeof_or_alignof_type, c_alignof_expr,
5045 c_sizeof, c_alignof, build_va_arg, build_stmt, build_case_label,
5046 c_build_bind_expr, objc_build_selector_expr, objc_build_throw_stmt,
5047 c_finish_omp_master, c_finish_omp_critical, c_finish_omp_ordered,
5048 c_finish_omp_barrier, c_finish_omp_atomic, c_finish_omp_flush,
5049 c_finish_omp_taskwait, c_finish_omp_for, c_split_parallel_clauses):
5051 * stub-objc.c (objc_build_selector_expr): Same.
5052 (objc_build_throw_stmt): Same.
5053 * c-parser.c (c_parser_declaration_or_fndef): Pass location on down.
5054 (c_parser_initelt): Same.
5055 (c_parser_compound_statement): Same.
5056 (c_parser_compound_statement_nostart): Same.
5057 (c_parser_label): Same.
5058 (c_parser_statement_after_labels): Same.
5059 (c_parser_if_body): Same.
5060 (c_parser_else_body): Same.
5061 (c_parser_if_statement): Same.
5062 (c_parser_switch_statement): Same.
5063 (c_parser_while_statement): Same.
5064 (c_parser_do_statement): Same.
5065 (c_parser_for_statement): Same.
5066 (c_parser_asm_statement): Same.
5067 (c_parser_conditional_expression): Same.
5068 (c_parser_binary_expression): Same.
5069 (c_parser_cast_expression): Same.
5070 (c_parser_unary_expression): Same.
5071 (c_parser_sizeof_expression): Same.
5072 (c_parser_alignof_expression): Same.
5073 (c_parser_postfix_expression): Same.
5074 (c_parser_expression): Same.
5075 (c_parser_objc_receiver): Same.
5076 (c_parser_omp_variable_list): Same.
5077 (c_parser_omp_structured_block): Same.
5078 (c_parser_omp_atomic): New argument.
5079 (c_parser_omp_barrier): Same.
5080 (c_parser_omp_critical): Same.
5081 (c_parser_omp_flush): Pass location on down.
5082 (c_parser_omp_for_loop): New argument.
5083 (c_parser_omp_for): Same.
5084 (c_parser_omp_master): Same.
5085 (c_parser_omp_ordered): Same.
5086 (c_parser_omp_sections_scope): Same.
5087 (c_parser_omp_sections): Same.
5088 (c_parser_omp_parallel): Same.
5089 (c_parser_omp_single): Same.
5090 (c_parser_omp_task): Same.
5091 (c_parser_omp_taskwait): Pass location on down.
5092 (c_parser_omp_construct): Same.
5093 (c_parser_omp_threadprivate): Same.
5094 * dwarf2asm.c, targhooks.c, optabs.c, tree.c, tree.h, target.h,
5095 builtins.c, omp-low.c, cgraphunit.c, tree-call-cdce.c,
5096 tree-ssa-alias.c, gimple-low.c, c-tree.h, expr.c, tree-parloops.c,
5097 c-decl.c, tree-eh.c, langhooks.c, function.c, stor-layout.c,
5098 c-typeck.c, gimplify.c, c-pragma.c, expmed.c, except.c, coverage.c,
5099 emit-rtl.c, cfgexpand.c, tree-mudflap.c, varasm.c, tree-nested.c,
5100 rtl.h, tree-inline.c, tree-profile.c, c-common.c, c-common.h,
5101 tree-switch-conversion.c, tree-cfg.c, ipa-struct-reorg.c, c-parser.c,
5102 config/i386/i386.c, stmt.c:
5103 Add location argument to the following function definitions and/or
5104 function calls: build_decl, objcp_start_struct, objcp_finish_struct,
5105 start_struct, finish_struct, PUSH_FIELD, create_artificial_label,
5106 cp_make_fname_decl, pushtag, implicitly_declare, c_make_fname_decl,
5107 build_compound_literal, parser_xref_tag, resolve_overloaded_builtin,
5108 do_case, c_finish_bc_stmt, build_compound_literal,
5109 build_function_call.
5110 * c-decl.c (build_compound_literal): Add location argument.
5111 Make all diagnostic calls use location.
5112 (start_struct): Same.
5113 (finish_struct): Same.
5115 (build_enumerator): Same.
5116 (start_function): Same.
5117 (grokdeclarator): Make all diagnostic calls use location.
5118 (store_parm_decls_oldstyle): Same.
5119 * c-typeck.c (build_function_call): Add location argument.
5120 Make all diagnostic calls use location.
5122 (c_finish_bc_stmt): Same.
5123 * tree-nested.c (get_trampoline_type): Add argument.
5124 Pass location to build_decl.
5125 (lookup_tramp_for_decl): Pass location to get_trampoline_type.
5126 * rtl.h (RTL_LOCATION): New.
5127 * c-common.c (c_add_case_label): Add location argument.
5128 Make all diagnostic calls use location.
5129 * c-common.h: Add location argument to make_fname_decl, do_case,
5130 c_add_case_label, build_function_call, resolve_overloaded_builtin.
5131 * c-parser.c (c_parser_enum_specifier): Rename ident_loc to enum_loc.
5132 Set it appropriately for every case. Pass enum_loc to start_enum
5133 call. Pass value_loc first to build_enumerator. Pass enum_loc to
5135 (c_parser_struct_or_union_specifier): Save location. Use it for
5136 start_struct, finish_struct, and parser_xref_tag.
5138 2009-06-12 Ian Lance Taylor <iant@google.com>
5140 * fold-const.c (fold_unary): Rename local variable and to and_expr.
5142 * c-opts.c (c_common_handle_option): For -Wc++-compat set
5143 cpp_opts->warn_cxx_operator_names.
5145 2009-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
5148 * tree-ssa-sccvn.c (visit_reference_op_load): If vn_reference_lookup
5149 is returns NULL and OP is a VCE, look through the VCE.
5151 2009-06-12 Ian Lance Taylor <iant@google.com>
5154 * collect2.c (main): Use CONST_CAST2 in code inside #if
5155 LINK_ELIMINATE_DUPLICATE_LDIRECTORIES.
5157 2009-06-12 Joey Ye <joey.ye@intel.com>
5160 * cfgexpand.c (get_decl_align_unit): Update
5161 max_used_stack_slot_alignment with align instead of
5162 stack_alignment_needed.
5164 * function.c (assign_stack_local_1): Update
5165 max_used_stack_slot_alignment with alignment_in_bits instead
5166 of stack_alignment_needed.
5167 (locate_and_pad_parm): Don't update max_used_stack_slot_alignment
5170 2009-06-12 Jakub Jelinek <jakub@redhat.com>
5172 * dwarf2out.c (last_var_location_insn): New variable.
5173 (dwarf2out_end_epilogue): Clear last_var_location_insn.
5174 (dwarf2out_var_location): Don't record anything after last real
5175 insn. Only change labels if there were any real instructions
5176 in between last note and this one, or if changed sections.
5178 2009-06-11 Richard Henderson <rth@redhat.com>
5180 * alpha.c (alpha_expand_prologue): Add a REF_CFA_REGISTER
5181 note when storing the frame pointer in a register.
5182 (FRP): Don't redefine to nothing for epilogue.
5183 (alpha_expand_epilogue): Mark register and sp restores.
5184 (unicosmk_gen_dsib): Don't mark weird frame pointer adjust.
5186 * config/alpha/alpha.c (alpha_emit_setcc): Fix test for
5187 when gen_lowpart is needed.
5189 2009-06-11 Richard Henderson <rth@redhat.com>
5191 * dwarf2out.c (def_cfa_1): Likewise for DW_CFA_cfa_offset.
5193 * dwarf2out.c (need_data_align_sf_opcode): New.
5194 (div_data_align): Move earlier.
5195 (def_cfa_1, reg_save): Use it.
5197 2009-06-11 H.J. Lu <hongjiu.lu@intel.com>
5199 * config/i386/i386.c (OPTION_MASK_ISA_CRC32_SET): New.
5200 (OPTION_MASK_ISA_CRC32_UNSET): Likewise.
5201 (ix86_handle_option): Handle OPT_mcrc32.
5202 (ix86_target_string): Add -mcrc32.
5203 (bdesc_args): Enable crc32 builtins with OPTION_MASK_ISA_CRC32.
5205 * config/i386/i386.h (TARGET_CRC32): New.
5207 * config/i386/i386.md (sse4_2_crc32<mode>): Also check TARGET_CRC32.
5208 (sse4_2_crc32di): Likewise.
5210 * config/i386/i386.opt (mcrc32): New.
5212 * doc/invoke.texi: Document -mcrc32.
5214 2009-06-11 Richard Henderson <rth@redhat.com>
5216 * common.opt (gdwarf-): Accept a version number.
5217 * doc/invoke.texi (gdwarf-): Update docs.
5218 * opth-gen.awk: Special case -gdwarf+ to OPT_gdwarfplus.
5219 * opts.c (common_handle_option) [OPT_gdwarf_]: Verify dwarf
5220 version level, and record it.
5222 * dwarf2.h (DW_CIE_VERSION): Remove.
5223 * dwarf2out.c (DWARF_VERSION): Remove.
5224 (add_fde_cfi): Skip DW_CFA_set_loc addition for dwarf3.
5225 (output_call_frame_info): Use CIE version 3 for dwarf3,
5226 or if the return register column is out of range for version 1.
5227 (dwarf_stack_op_name): Add all dwarf3 values.
5228 (DEBUG_PUBTYPES_SECTION): New.
5229 (size_of_die) [dw_val_class_die_ref]: Handle DW_FORM_ref_addr
5230 encoding change for dwarf3.
5231 (output_die) [dw_val_class_die_ref]: Likewise.
5232 (output_compilation_unit_header): Emit correct version for dwarf3.
5233 (output_line_info): Likewise.
5234 (output_pubnames): Update for DWARF_VERSION removal.
5235 (output_aranges): Likewise.
5236 (gen_subprogram_die): Emit DW_OP_call_frame_cfa if emitting dwarf3.
5237 (dwarf2out_init): Don't ifdef DEBUG_PUBTYPES_SECTION.
5238 (dwarf2out_finish): Likewise.
5240 2009-06-11 David Daney <ddaney@caviumnetworks.com>
5242 * system.h (gcc_assert, gcc_unreachable): Revert accidental commit
5245 2009-06-11 David Daney <ddaney@caviumnetworks.com>
5248 * doc/extend.texi ( __builtin_unreachable): Document new builtin.
5249 * builtins.c (expand_builtin_unreachable): New function.
5250 (expand_builtin): Handle BUILT_IN_UNREACHABLE case.
5251 * builtins.def (BUILT_IN_UNREACHABLE): Add new builtin.
5252 * cfgcleanup.c (try_optimize_cfg): Delete empty blocks with no
5254 * cfgrtl.c (rtl_verify_flow_info): Handle empty blocks when
5255 searching for missing barriers.
5257 2009-06-11 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
5259 * config/darwin.h (LINK_COMMAND_SPEC): Adjust spec to link libcov
5260 when -fprofile-generate* was passed.
5261 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
5263 2009-06-11 Anthony Green <green@moxielogic.com>
5265 * config/moxie/moxie.md: Define length attribute for all instructions.
5267 (*b<cond:code>): Support limited branch ranges for new PC-relative
5268 branch instructions.
5269 * config/moxie/moxie.h (HAS_LONG_UNCOND_BRANCH): Define.
5271 2009-06-11 Jakub Jelinek <jakub@redhat.com>
5273 * config/i386/i386.c (min_insn_size): Use get_attr_length
5274 for normal insns other than TYPE_MULTI, TYPE_OTHER and TYPE_FCMP.
5277 * config/i386/i386.c (ix86_pad_returns): Use emit_jump_insn_before
5278 instead of emit_insn_before.
5280 2009-06-10 Ian Lance Taylor <iant@google.com>
5283 * graphite.c (add_conditions_to_domain): Change SWITCH_EXPR to
5286 2009-06-10 Revital Eres <eres@il.ibm.com>
5288 * passes.c (init_optimization_passes): Reschedule
5289 predictive-commoning pass before complete unroll pass.
5291 2009-06-10 Martin Jambor <mjambor@suse.cz>
5293 * cgraph.c (cgraph_node_can_be_local_p): New function.
5294 (cgraph_make_node_local): New function.
5295 * cgraph.h (cgraph_node_can_be_local_p): Declare.
5296 (cgraph_make_node_local): Declare.
5298 2009-06-10 Nathan Froyd <froydnj@codesourcery.com>
5300 * tree.h (tree_base): Add packed_flag and user_align fields.
5301 Decrease size of spare field.
5302 (TYPE_USER_ALIGN): Use user_align from tree_base.
5303 (DECL_USER_ALIGN): Likewise.
5304 (TYPE_PACKED): Use packed_flag from tree_base.
5305 (DECL_PACKED): Likewise.
5306 (tree_type): Delete packed_flag and user_align fields. Widen
5307 precision field. Widen mode field and shuffle fields to align
5308 mode on an 8-bit boundary.
5309 (tree_decl_common): Delete decl_flag_1 and user_align fields.
5310 Renumber decl_flag_* fields. Fix comments. Widen
5311 decl_common_unused field.
5312 (DECL_HAS_VALUE_EXPR_P): Adjust for renumbering of decl_flag_* fields.
5313 (DECL_EXTERNAL): Likewise.
5314 (DECL_BIT_FIELD): Likewise.
5315 (DECL_NONADDRESSABLE_P): Likewise.
5316 (TYPE_DECL_SUPRESS_DEBUG): Likewise.
5317 * config/arm/arm-modes.def (XImode): Make it an INT_MODE.
5319 2009-06-10 Ian Lance Taylor <iant@google.com>
5321 * vec.h (DEF_VEC_ALLOC_I): Use DEF_VEC_NONALLOC_FUNCS_I.
5322 (DEF_VEC_ALLOC_P): Use DEF_VEC_NONALLOC_FUNCS_P.
5323 (DEF_VEC_ALLOC_O): Use DEF_VEC_NONALLOC_FUNCS_O.
5324 (DEF_VEC_ALLOC_FUNC_P): Only define VEC_OP (T,A,alloc).
5325 (DEF_VEC_NONALLOC_FUNCS_P): New macro, broken out of old
5326 DEF_VEC_ALLOC_FUNC_P.
5327 (DEF_VEC_ALLOC_FUNC_O): Only define VEC_OP (T,A,alloc).
5328 (DEF_VEC_NONALLOC_FUNCS_O): New macro, broken out of old
5329 DEF_VEC_ALLOC_FUNC_O.
5330 (DEF_VEC_ALLOC_FUNC_I): Only define VEC_OP (T,A,alloc).
5331 (DEF_VEC_NONALLOC_FUNCS_I): New macro, broken out of old
5332 DEF_VEC_ALLOC_FUNC_I.
5333 (vec_stack_p_reserve, vec_stack_p_reserve_exact): Declare.
5334 (vec_stack_p_reserve_exact_1): Declare.
5335 (vec_stack_o_reserve, vec_stack_o_reserve_exact): Declare.
5336 (vec_stack_free): Declare.
5337 (VEC_stack_alloc): Define.
5338 (DEF_VEC_ALLOC_P_STACK, DEF_VEC_ALLOC_FUNC_P_STACK): Define.
5339 (DEF_VEC_ALLOC_O_STACK, DEF_VEC_ALLOC_FUNC_O_STACK): Define.
5340 (DEF_VEC_ALLOC_I_STACK, DEF_VEC_ALLOC_FUNC_I_STACK): Define.
5341 * vec.c (void_p): New type. Call DEF_VEC_P and DEF_VEC_ALLOC_P
5343 (stack_vecs): New static variable.
5344 (vec_stack_p_reserve_exact_1): New function.
5345 (vec_stack_o_reserve_1): New static function.
5346 (vec_stack_p_reserve, vec_stack_p_reserve_exact): New functions.
5347 (vec_stack_o_reserve, vec_stack_o_reserve_exact): New functions.
5348 (vec_stack_free): New function.
5349 * df-scan.c (df_ref): Use DEF_VEC_P and DEF_VEC_ALLOC_P_STACK.
5350 (VEC_df_ref_stack_alloc): Define.
5351 (df_mw_hardreg_ptr): New type. Use DEF_VEC_P and
5352 DEF_VEC_ALLOC_P_STACK.
5353 (VEC_df_mw_hardreg_ptr_stack_alloc): Define.
5354 (struct df_collection_rec): Change _vec fields to VEC. Remove
5356 (df_free_collection_rec): Adjust for new fields.
5357 (df_insn_rescan): Use new df_collection_rec fields.
5358 (df_notes_rescan, df_canonize_collection_rec): Likewise.
5359 (df_ref_create_structure, df_ref_record): Likewise.
5360 (df_get_conditional_uses, df_get_call_refs): Likewise.
5361 (df_insn_refs_collect, df_bb_refs_collect): Likewise.
5362 (df_bb_refs_record, df_record_entry_block_defs): Likewise.
5363 (df_record_exit_block_uses, df_bb_verify): Likewise.
5364 (df_swap_refs): Change ref_vec parameter to VEC. Change all callers.
5365 (df_sort_and_compress_refs): Change ref_vec parameter to VEC.
5366 Remove count parameter. Change return type to void. Change all
5368 (df_sort_and_compress_mws): Change mw_vec parameter to VEC.
5369 Remove count parameter. Change return type to void. Change all
5371 (df_install_refs): Change old_vec parameter to VEC. Remove count
5372 parameter. Change all callers.
5373 (df_install_mws): Change old_vec parameter to VEC. Remove count
5374 parameter. Change all callers.
5375 (df_refs_verify): Change new_rec parameter to VEC. Change call
5377 (df_mws_verify): Likewise.
5379 2009-06-10 Alexandre Oliva <aoliva@redhat.com>
5381 * gcc.c (compare_files): Cast munmap argumento to caddr_t.
5383 2009-06-10 H.J. Lu <hongjiu.lu@intel.com>
5385 * doc/extend.texi: Add description for __builtin_ia32_crc32di.
5387 2009-06-10 Anthony Green <green@moxielogic.com>
5389 * config/moxie/crti.asm: New file.
5390 * config/moxie/crtn.asm: New file.
5391 * config/moxie/moxie.c: New file.
5392 * config/moxie/moxie.h: New file.
5393 * config/moxie/sfp-machine.h: New file.
5394 * config/moxie/moxie-protos.h: New file.
5395 * config/moxie/t-moxie: Created.
5396 * config/moxie/t-moxie-softfp: Created.
5397 * config/moxie/moxie.md: Created.
5398 * config/moxie/constraints.md: Created.
5399 * config.gcc: Add moxie support.
5400 * doc/md.texi (Machine Constraints): Add moxie constraints.
5401 * doc/contrib.texi (Contributors): Mention moxie port.
5402 * doc/install.texi (Specific): Mention the moxie port.
5404 2009-06-09 Ian Lance Taylor <iant@google.com>
5406 * system.h (HAVE_DESIGNATED_INITIALIZERS): Don't define if
5408 * optabs.c (optab_table): Only use designated initializers if
5409 HAVE_DESIGNATED_INITIALIZERS is defined.
5410 (convert_optab_table): Likewise.
5411 (init_optabs): Always call init_insn_codes if
5412 HAVE_DESIGNATED_INITIALIZERS is not defined.
5414 2009-06-09 Ian Lance Taylor <iant@google.com>
5416 * targhooks.c (default_builtin_vectorized_function): Change fn
5417 parameter to unsigned int.
5418 (default_builtin_vectorized_conversion): Change code parameter to
5420 (default_builtin_reciprocal): Change fn parameter to unsigned int.
5421 * targhooks.h: Update declarations.
5422 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Change code
5423 parameter to unsigned int.
5425 * c-typeck.c (comptypes_check_enum_int): New static function.
5426 (comptypes_internal): Add enum_and_int_p parameter. Change all
5428 (comp_target_types): Add location parameter. Change all callers.
5429 (tagged_types_tu_compatible_p): Add enum_and_int_p parameter.
5431 (function_types_compatible_p, type_lists_compatible_p): Likewise.
5432 (build_conditional_expr): Add colon_loc parameter. Change all
5434 (convert_for_assignment): Add location parameter. Change all callers.
5435 * c-parser.c (c_parser_conditional_expression): Pass location of
5436 colon to build_conditional_expr.
5437 * c-tree.h (build_conditional_expr): Update declaration.
5439 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
5441 * graphite.c: Revert previous patch.
5443 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
5446 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
5448 2009-06-09 Ghassan Shobaki <ghassan.shobaki@amd.com>
5450 * tree-ssa-loop-prefetch.c
5451 (loop_prefetch_arrays): Fixed a portability problem in printf format
5454 2009-06-09 Martin Jambor <mjambor@suse.cz>
5456 PR tree-optimization/40351
5457 * tree-sra.c (propagate_subacesses_accross_link): Check that a
5458 refrence to a potential artifical subaccess can be constructed.
5460 2009-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
5462 * config/sh/sh-protos.h (sh_optimization_options): Declare.
5463 (sh_override_options): Likewise.
5464 * config/sh/sh.c: Include params.h.
5465 (sh_optimization_options): New.
5466 (sh_override_options): Likewise.
5467 * config/sh/sh.c (OPTIMIZATION_OPTIONS): Use sh_optimization_options.
5468 (OVERRIDE_OPTIONS): Use sh_override_options.
5470 2009-06-08 Jakub Jelinek <jakub@redhat.com>
5472 * dwarf2out.c (emit_cfa_remember): New variable.
5473 (add_fde_cfi): If emit_cfa_remember, recurse to add
5474 DW_CFA_remember_state first.
5475 (dwarf2out_begin_epilogue): Don't add_fde_cfi DW_CFA_remember_state,
5476 instead just set emit_cfa_remember.
5478 2009-06-08 Jan Hubicka <jh@suse.cz>
5481 * dwarf2out.c (dwarf2out_abstract_function): Free decl_loc_table.
5483 2009-06-08 Jan Hubicka <jh@suse.cz>
5486 * cgraphunit.c (save_inline_function_body): Do not copy transform
5487 hooks for saved inline bodies.
5488 * ipa-passes.c (do_per_function): Do not add the hoks multiple times
5491 2009-06-08 Adam Nemet <anemet@caviumnetworks.com>
5493 * jump.c (returnjump_p): Handle delayed branches. Add missing
5496 2009-06-08 Jan Hubicka <jh@suse.cz>
5499 * cgraph.c (cgraph_create_edge_including_clones): Also asume that the
5500 original node might've been modified.
5501 * tree-inline.c (copy_bb): Do not assume that all clones are the same.
5503 2009-06-08 Jakub Jelinek <jakub@redhat.com>
5505 * tree-object-size.c (addr_object_size): Add OSI argument.
5506 Handle also INDIRECT_REF with SSA_NAME inside of it as base address.
5507 (compute_builtin_object_size, expr_object_size): Adjust callers.
5508 (plus_stmt_object_size): Call addr_object_size instead of
5509 compute_builtin_object_size.
5511 2009-06-08 Ghassan Shobaki <ghassan.shobaki@amd.com>
5512 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
5514 * tree-ssa-loop-prefetch.c
5515 (gather_memory_references): Introduced a counter for the number of
5517 (anything_to_prefetch_p): Introduced a counter for the number of
5519 (is_loop_prefetching_profitable): New function with a cost model
5521 (loop_prefetch_arrays): Use the new cost model to determine if
5522 prefetching is profitable.
5523 * params.def (MIN_INSN_TO_PREFETCH_RATIO,
5524 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
5525 * params.h (MIN_INSN_TO_PREFETCH_RATIO,
5526 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
5527 * doc/invoke.texi (MIN_INSN_TO_PREFETCH_RATIO,
5528 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
5530 2009-06-08 Michael Matz <matz@suse.de>
5533 * cfgexpand.c (set_rtl): Store place also in DECL_RTL, if all
5534 partitions use the same.
5535 (expand_one_var): Deal with DECL_RTL sometimes begin set also
5536 for basevars of SSA_NAMEs.
5537 (expand_used_vars): Reset TREE_USED for basevars of SSA_NAMEs,
5538 to not expand them twice.
5539 (gimple_expand_cfg): Clear DECL_RTL for those decls that have
5542 2009-06-08 Alexandre Oliva <aoliva@redhat.com>
5544 * common.opt (fcompare-debug=, fcompare-debug-second): New.
5545 (fdump-final-insns=, gtoggle): New.
5546 * doc/invoke.texi: Document them.
5547 * final.c (rest_of_clean_state): Dump final insn stream.
5548 * gcc.c (invoke_as): Hook in -fcompare-debug.
5549 (static_spec_functions): Add compare-debug-dump-opt,
5550 compare-debug-self-opt and compare-debug-auxbase-opt.
5551 (compare_debug, compare_debug_second, compare_debug_opt): New.
5552 (switches_debug_check, n_switches_debug_check): New.
5553 (debug_auxbase_opt, debug_check_temp_file): New.
5554 (process_command): Handle -fno-compare-debug, -fcompare-debug and
5556 (do_self_spec): Handle arguments after switches.
5557 (do_spec_1): Add .gk extension to temp file basenames for compare.
5558 (check_live_switch): Take SWITCH_IGNORE into account, and earlier.
5559 (cc1_options): Use it instead of normal auxbase computation for
5560 the second compare-debug compilation.
5561 (compare_files): New.
5562 (main): Set up and implement compare debug mode.
5563 (compare_debug_dump_opt_spec_function): New.
5564 (compare_debug_self_opt_spec_function): New.
5565 (compare_debug_auxbase_opt_spec_function): New.
5566 * toplev.c (process_options): Handle flag_gtoggle,
5567 flag_dump_final_insns.
5568 * coverage.c (coverage_begin_output): Don't overwrite .gcno file
5569 during -fcompare-debug-second compilation.
5571 2009-06-07 Ian Lance Taylor <iant@google.com>
5573 * dwarf2.h (enum dwarf_location_atom): Add INTERNAL_DW_OP_tls_addr.
5574 * dwarf2out.c (INTERNAL_DW_OP_tls_addr): Don't #define.
5576 * c-common.c (c_do_switch_warnings): Don't exit early for -Wswitch
5577 with no default node. Change warning with %H to warning_at.
5578 Don't clear warn_switch around case checking.
5579 * doc/invoke.texi (Warning Options): Clarify distinction between
5580 -Wswitch and -Wswitch-enum.
5582 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5584 * tree-pass.h (TODO_update_ssa_any): Document internal use only.
5586 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5588 * gbl-ctors.h: Add header guard.
5590 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5592 * tree-flow.h (make_value_handle, set_value_handle, sort_vuses,
5593 sort_vuses_heap, vn_lookup_or_add, vn_lookup_or_add_with_stmt,
5594 vn_lookup_or_add_with_vuses, vn_add, vn_add_with_vuses,
5595 vn_lookup_with_stmt, vn_lookup, vn_lookup_with_vuses): Remove
5596 prototypes for removed functions.
5597 (expressions_equal_p): Move to ...
5598 * tree-ssa-sccvn.h: ... here and ...
5599 * matrix-reorg.c: ... adjust includes.
5601 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5603 * ipa-struct-reorg.c (do_reorg_1): Fix whitespace in dump output.
5605 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5607 * c-decl.c (finish_decl): Use bool for variable was_incomplete.
5608 (finish_function): Remove erroneous whitespace.
5610 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5612 * tree-cfg.c (gimple_merge_blocks): Commentary typo fix.
5613 (verify_stmts): Print statement who's gimple_bb is set to a wrong BB
5615 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5617 * errors.c (internal_error): Commentary typo fix.
5618 * gimple-iterator.c (gsi_insert_seq_on_edge): Ditto.
5619 * tree-ssa-pre.c: Ditto.
5621 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5623 * basic-block.h (ENTRY_BLOCK, EXIT_BLOCK): Document that neither of
5624 them is supposed to hold actual statements.
5626 2009-06-06 Ian Lance Taylor <iant@google.com>
5628 * doc/extend.texi (Attribute Syntax): Document that C++ labels on
5629 empty statements can now have attributes.
5631 2009-06-05 Shujing Zhao <pearly.zhao@oracle.com>
5633 * config/mips/mips.c: Use REG_P and CONST_INT_P where applicable.
5634 * config/mips/mips.md: Ditto.
5636 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
5638 * config/rs6000/eabi.asm (__eabi_convert): Don't define if
5640 (__eabi_uconvert): Likewise.
5642 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
5644 * config/rs6000/ppc-asm.h: Protect auto-host.h inclusion and
5645 CFI_* definitions with IN_GCC.
5647 2009-06-05 David Edelsohn <edelsohn@gnu.org>
5649 * xcoffout.h (xcoffout_source_line): Update prototype.
5651 2009-06-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5653 * builtins.c (do_mpc_ckconv, do_mpc_arg1): Use
5654 mpc_realref/mpc_imagref instead of MPC_RE/MPC_IM.
5656 2009-06-05 Jakub Jelinek <jakub@redhat.com>
5659 * tree-ssa-live.c (remove_unused_scope_block_p): Don't prune
5660 inlined_function_outer_scope_p blocks for artificial inlines
5662 * tree.c (tree_nonartificial_location): Rewrite using
5663 block_nonartificial_location.
5665 2009-06-05 Revital Eres <eres@il.ibm.com>
5666 Leehod Baruch <leehod@il.ibm.com>
5668 * expr.c (expand_assignment): Expand MISALIGNED_INDIRECT_REF.
5669 (expand_expr_real_1): Remove comment.
5670 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
5671 Vectorize misaligned access when the target supports it.
5672 (vect_supportable_dr_alignment): Check for unaligned access support.
5673 * tree-vect-stmts.c (vectorizable_store): Generate misaligned store
5676 2009-06-05 Julian Brown <julian@codesourcery.com>
5678 * config/arm/ieee754-df.S (cmpdf2): Avoid writing below SP.
5679 * config/arm/ieee754-sf.S (cmpsf2): Likewise.
5681 2009-06-05 Richard Guenther <rguenther@suse.de>
5684 * dwarf2out.c (dwarf2out_begin_function): Mark discriminator
5687 2009-06-05 Jakub Jelinek <jakub@redhat.com>
5689 * config/s390/s390.c (global_not_special_regno_p): New static inline.
5690 (save_gprs): Don't tell unwinder when a global register is saved.
5691 (s390_emit_epilogue): Emit needed epilogue unwind info.
5693 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
5695 * dwarf2out.c (deferred_asm_name): New.
5696 (add_name_and_src_coords_attributes): Defer creation of
5697 DW_AT_MIPS_linkage_name attribute if DECL_ASSEMBLER_NAME was not
5699 (move_linkage_attr): New.
5700 (dwarf2out_finish): Revisit deferrals and emit attributes at the
5703 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
5705 * tree-nested.c (finalize_nesting_tree_1): Declare the
5706 frame_decl in the binding tree.
5708 2009-06-04 Cary Coutant <ccoutant@google.com>
5710 * basic-block.h (struct basic_block_def): Add discriminator field.
5711 * dbxout.c (dbxout_source_line): Add new parameter. Change all
5713 * debug.c (do_nothing_debug_hooks): Add additional entry.
5714 (debug_nothing_int_charstar_int): New function.
5715 * debug.h (struct gcc_debug_hooks): Add parameter to source_line hook.
5716 (debug_nothing_int_charstar_int): New declaration.
5717 * dwarf2out.c (dwarf2out_source_line): Add new parameter. Write
5718 discriminator value in .loc directive.
5719 * final.c (last_discriminator): New variable.
5720 (discriminator): New variable.
5721 (final_start_function): Initialize above variables, pass current
5722 discriminator to debug hook.
5723 (notice_source_line): Check for discriminator change.
5724 * gimple-pretty-print.c (dump_bb_header): Print discriminator value.
5725 * sdbout.c (sdbout_source_line): New parameter.
5726 * tree-cfg.c (struct locus_discrim_map): New structure type.
5727 (discriminator_per_locus): New hash table.
5728 (build_gimple_cfg): Allocate and free discriminator hash table.
5729 (make_edges): Call assign_discriminator.
5730 (locus_map_hash): New function.
5731 (locus_map_eq): New function.
5732 (next_discriminator_for_locus): New function.
5733 (same_line_p): New function.
5734 (assign_discriminator): New function.
5735 (make_cond_expr_edges): Call assign_discriminator.
5736 (make_gimple_switch_edges): Likewise.
5737 (first_non_label_stmt): New function.
5738 * vmsdbgout.c (vmsdbgout_source_line): Add new parameter. Change
5740 * xcoffout.c (xcoffout_source_line): Add new parameter.
5742 * configure.ac (gcc_cv_as_discriminator): New configury check for
5743 gas support for discriminator.
5744 * configure: Regenerate.
5745 * config.in: Regenerate.
5747 2009-06-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5749 * config/arm/arm.c (thumb2_legitimate_index_p): Initialize
5750 val after checking for integers.
5752 2009-06-04 Uros Bizjak <ubizjak@gmail.com>
5754 * config/i386/i386.h (X86_64_MS_REGPARM_MAX): Rename from
5756 (REGPARM_MAX): Use X86_64_MS_REGPARM_MAX.
5757 (X86_64_MS_SSE_REGPARM_MAX): Rename from X64_SSE_REGPARM_MAX.
5758 (SSE_REGPARM_MAX): Use X86_64_MS_SSE_REGPARM_MAX.
5759 * config/i386/i386.c: Use X86_64_MS_REGPARM_MAX instead of
5760 X64_REGPARM_MAX. Use X86_64_MS_SSE_REGPARM_MAX instead of
5761 X64_SSE_REGPARM_MAX.
5762 * config/i386/i386.md: Use X86_64_MS_SSE_REGPARM_MAX instead of
5763 X64_SSE_REGPARM_MAX.
5765 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
5767 * gcc.c (report_times_to_file): New.
5768 (execute): Implement it.
5769 (process_command): Support -time=.
5770 * doc/invoke.texi: Document it.
5772 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
5774 * tree-ssa-live.c (remove_unused_scope_block_p): Keep variables
5775 that have value exprs.
5777 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
5779 * dwarf2asm.c (dw2_force_const_mem): Defer creation of
5780 declarations for constants until...
5781 (dw2_output_indirect_constant_1): ... this point.
5783 2009-06-04 Richard Earnshaw <rearnsha@arm.com>
5786 * arm.md (arm_addsi3): Don't try to split an add with an
5787 eliminable register until after reload has completed.
5789 2009-06-03 Ian Lance Taylor <iant@google.com>
5791 * dummy-checksum.c (executable_checksum): Use EXPORTED_CONST.
5792 * genattrtab.c (write_length_unit_log): Likewise.
5793 * genchecksum.c (dosum): Likewise.
5794 * gengtype.c (write_rtx_next): Likewise.
5795 (finish_root_table, write_roots): Likewise.
5796 * gimple.c (gimple_ops_offset_): Likewise.
5797 * tree-nomudflap.c (gt_ggc_r_gt_tree_mudflap_h): Likewise.
5798 * config/arc/arc.c (arc_attribute_table): Likewise.
5799 * config/arm/arm.c (arm_attribute_table): Likewise.
5800 * config/avr/avr.c (avr_attribute_table): Likewise.
5801 * config/crx/crx.c (crx_attribute_table): Likewise.
5802 * config/m32r/m32r.c (m32r_attribute_table): Likewise.
5803 * config/m68hc11/m68hc11.c (m68hc11_attribute_table): Likewise.
5804 * config/mcore/mcore.c (mcore_attribute_table): Likewise.
5805 * config/rs6000/rs6000.c (rs6000_attribute_table): Likewise.
5806 * config/sh/sh.c (sh_attribute_table): Likewise.
5807 * config/sparc/sparc.c (sparc_attribute_table): Likewise.
5808 * config/spu/spu.c (spu_attribute_table): Likewise.
5809 * config/v850/v850.c (v850_attribute_table): Likewise.
5811 * config/alpha/alpha.c (vms_attribute_table): Make static.
5812 * config/bfin/bfin.c (bfin_attribute_table): Likewise.
5813 * config/h8300/h8300.c (h8300_attribute_table): Likewise.
5814 * config/mips/mips.c (mips_attribute_table): Likewise.
5816 * Makefile.in (dummy-checksum.o): Depend upon $(CONFIG_H) and
5818 (cc1-checksum.o): Likewise.
5820 2009-06-03 Steve Ellcey <sje@cup.hp.com>
5822 * config/ia64/vect.md (*movv2sf_internal): Handle big endian case.
5824 2009-06-03 Jakub Jelinek <jakub@redhat.com>
5826 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Return generated
5827 insn if it is changing sp. Use gen_add3_insn instead of
5828 conditionally gen_addsi3 and gen_adddi3.
5829 (offset_below_red_zone_p): New static inline function.
5830 (rs6000_emit_epilogue): Emit needed epilogue unwind info.
5831 Use gen_add3_insn instead of conditionally gen_addsi3 and gen_adddi3.
5832 * config/rs6000/ppc-asm.h: Include auto-host.h.
5833 (CFI_STARTPROC, CFI_ENDPROC, CFI_DEF_CFA_REGISTER, CFI_OFFSET,
5834 CFI_RESTORE): Define.
5835 * config/rs6000/crtresxgpr.asm: Add unwind info.
5836 * config/rs6000/crtresxfpr.asm: Likewise.
5837 * config/rs6000/crtresgpr.asm: Likewise.
5838 * config/rs6000/crtresfpr.asm: Likewise.
5839 * config/rs6000/crtsavgpr.asm: Likewise.
5840 * config/rs6000/crtsavfpr.asm: Likewise.
5842 * dwarf2out.c (output_cfi_directive): Pass 1 instead of 0 to second
5843 argument of DWARF2_FRAME_REG_OUT macros.
5845 2009-06-03 Julian Brown <julian@codesourcery.com>
5847 * config/arm/arm.c (arm_hard_regno_mode_ok): Permit values of four
5848 words or less (including TImode) in core registers.
5850 2009-06-03 Richard Guenther <rguenther@suse.de>
5853 * fold-const.c (fold_convert): Fold the build COMPLEX_EXPR.
5855 2009-06-03 Andrey Belevantsev <abel@ispras.ru>
5857 * statistics.c (statistics_counter_event): Do not record event
5858 in pass dump if its number == -1.
5859 (curr_statistics_hash): Add assert that we never get passes
5860 with static number == -1.
5862 2009-06-03 Richard Guenther <rguenther@suse.de>
5863 Andrey Belevantsev <abel@ispras.ru>
5865 * cfgexpand.c (discover_nonconstant_array_refs_r): Make only
5866 non-BLKmode arrays addressable.
5868 2009-06-03 Maxim Kuvyrkov <maxim@codesourcery.com>
5870 * config/m68k/linux.h (HAVE_GAS_BALIGN_AND_P2ALIGN): Move to ...
5871 * config/m68k/m68k.h: ... here.
5872 * testsuite/gcc.dg/falign-labels.c (dg-options): Don't restrict for
5875 2009-06-03 Martin Jambor <mjambor@suse.cz>
5877 PR tree-optimization/40323
5878 * ipa-prop.c (get_ssa_def_if_simple_copy): Break if not single
5881 2009-06-03 Richard Guenther <rguenther@suse.de>
5883 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
5886 2009-06-03 Shujing Zhao <pearly.zhao@oracle.com>
5888 * config/sh/predicates.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
5889 JUMP_P, CALL_P, NONJUMP_INSN_P, NOTE_P, BARRIER_P and
5890 JUMP_TABLE_DATA_P where applicable.
5891 * config/sh/sh.c: Ditto.
5892 * config/sh/sh.h: Ditto.
5893 * config/sh/sh.md: Ditto.
5894 * config/sh/symbian.c: Ditto.
5896 2009-06-03 Uros Bizjak <ubizjak@gmail.com>
5898 * config/i386/driver-i386.c (describe_cache): Optimize
5899 concatenation of strings. Use snprintf instead of sprintf.
5900 (host_detect_local_cpu): Ditto. Ignore -march and -mtune for native
5901 target when not compiling with GCC.
5903 2009-06-02 Kaz Kojima <kkojima@gcc.gnu.org>
5905 * config/sh/sh.c: Revert last change.
5906 (sh_expand_epilogue): Emit a blockage insn before the frame
5907 pointer adjustment unconditionally.
5909 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
5911 * config/pa/pa-hpux.h (LINK_SPEC): Remove "%<fwhole-program".
5912 * config/pa/pa-hpux10.h (LINK_SPEC): Likewise.
5913 * config/pa/pa-hpux11.h (LINK_SPEC): Likewise.
5914 * gcc.c (set_collect_gcc_options): Don't add -fwhole-program
5915 to COLLECT_GCC_OPTIONS.
5917 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
5919 * collect2.c (target_system_root): New variable.
5920 (main): Handle --sysroot=.
5921 (ignore_library): Strip the sysroot from the library path.
5923 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
5925 * Makefile.in (COLLECT2_OBJS): Add collect2-aix.o.
5926 (collect2.o): Depend on collect2-aix.h.
5927 (collect2-aix.o): New rule.
5928 * collect2-aix.h: New file.
5929 * collect2-aix.c: Likewise.
5930 * collect2.c: Include collect2-aix.h. Don't undefine
5931 OBJECT_FORMAT_COFF if CROSS_AIX_SUPPORT is defined.
5932 Guard native includes with #ifndef CROSS_DIRECTORY_STRUCTURE.
5933 Use TARGET_AIX_VERSION instead of _AIX51.
5934 * config/rs6000/aix43.h (TARGET_AIX_VERSION): Define.
5935 * config/rs6000/aix51.h (TARGET_AIX_VERSION): Likewise.
5936 * config/rs6000/aix52.h (TARGET_AIX_VERSION): Likewise.
5937 * config/rs6000/aix53.h (TARGET_AIX_VERSION): Likewise.
5938 * config/rs6000/aix61.h (TARGET_AIX_VERSION): Likewise.
5940 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
5942 * collect2.c (ignore_library): Avoid premature post-increment
5945 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
5947 * Makefile.in (libgcc.mvars): Add TARGET_SYSTEM_ROOT.
5948 * config/rs6000/aix.h (LINK_SYSCALLS_SPEC): Add %R to the
5949 !CROSS_DIRECTORY_STRUCTURE alternative and use it for
5950 CROSS_DIRECTORY_STRUCTURE too.
5951 (LINK_LIBG_SPEC): Likewise.
5952 (LIB_SPEC): Add %R to sysroot paths.
5953 * config/rs6000/aix43.h (CPP_SPEC): Add %R to sysroot paths.
5954 (CPLUSPLUS_CPP_SPEC, LIB_SPEC): Likewise.
5955 * config/rs6000/aix51.h: As for aix43.h.
5956 * config/rs6000/aix52.h: Likewise.
5957 * config/rs6000/aix53.h: Likewise.
5958 * config/rs6000/aix61.h: Likewise.
5959 * config/rs6000/t-aix52 (SHLIB_LINK): Add $(TARGET_SYSTEM_ROOT)
5960 to the beginning of sysroot paths.
5962 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
5964 * print_rtl (print_rtx): Don't print modes in EXPR_LISTs and
5965 INSN_LISTs that are out of the REG_NOTE range.
5967 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
5969 * loop-unroll.c (struct iv_to_split): Add pointer to next.
5970 (struct var_to_expand): Likewise.
5971 (struct opt_info): Add head and tail for linked lists of the above.
5972 (analyze_insn_to_expand_var): Initialize next.
5973 (analyze_iv_to_split_insn): Likewise.
5974 (analyze_insns_in_loop): Create linked lists.
5975 (allocate_basic_variable): Simplify for use without hash table.
5976 (insert_var_expansion_initialization): Likewise, make it type-safer.
5977 (combine_var_copies_in_loop_exit): Likewise.
5978 (apply_opt_in_copies): Walk lists rather than hash tables.
5979 (release_var_copies): Simplified and inlined by hand into...
5980 (free_opt_info): ... this function.
5982 2009-06-02 Richard Guenther <rguenther@suse.de>
5984 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
5987 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
5989 * cfgexpand.c (gimple_expand_cfg): Discard the source location
5990 only for builtins that are not overridden.
5992 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
5994 * gengtype.c (adjust_field_rtx_def): Add NOTE_INSN_DELETED_LABEL's
5997 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
5999 * df-core.c (df_ref_debug): Honor -fdump-noaddr.
6001 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
6003 * combine.c (move_deaths): Compare LUIDs within the same BB only.
6005 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
6007 * common.opt (fdump-unnumbered-links): New.
6008 * doc/invoke.texi (-fdump-unnumbered-links): Document it.
6009 * print-rtl.c (flag_dump_unnumbered_links): New.
6010 (print_rtx): Test it.
6012 2009-06-02 Richard Earnshaw <rearnsha@arm.com>
6014 * arm.c (arm_get_frame_offsets): Prefer using r3 for padding a
6015 push/pop multiple to 8-byte alignment.
6017 2009-06-01 Jakub Jelinek <jakub@redhat.com>
6019 * config/i386/i386.c (queued_cfa_restores): New static variable.
6020 (ix86_add_cfa_restore_note, ix86_add_queued_cfa_restore_notes): New
6022 (pro_epilogue_adjust_stack): Call ix86_add_queued_cfa_restore_notes.
6023 (ix86_emit_restore_reg_using_pop): Add RED_OFFSET argument.
6024 Set RTX_FRAME_RELATED_P immediately after adding a REG_CFA_* note.
6025 Call ix86_add_cfa_restore_note instead of adding REG_CFA_OFFSET
6026 note unconditionally.
6027 (ix86_emit_restore_regs_using_mov): Likewise.
6028 (ix86_emit_restore_sse_regs_using_mov): Likewise.
6029 (ix86_emit_restore_regs_using_pop): Add RED_OFFSET argument, pass
6030 it through to ix86_emit_restore_reg_using_pop.
6031 (ix86_emit_leave): Add RED_OFFSET argument. Call
6032 ix86_add_queued_cfa_restore_notes. Call ix86_add_cfa_restore_note
6033 instead of adding REG_CFA_OFFSET note unconditionally.
6034 (ix86_expand_epilogue): Compute RED_OFFSET, pass it down to
6035 the above functions. Call ix86_add_queued_cfa_restore_notes when
6038 * dwarf2out.c (dwarf2out_cfi_label): Add FORCE argument, if true,
6039 force output of the label even for dwarf2out_do_cfi_asm.
6040 (add_fde_cfi): If -g2 and above and cfi might change CFA,
6041 force creation of CFI label and chain DW_CFA_set_loc jumping to it
6042 for convert_cfa_to_fb_loc_list. Adjust other dwarf2out_cfi_label
6044 (dwarf2out_stack_adjust, dwarf2out_frame_debug,
6045 dwarf2out_begin_epilogue, dwarf2out_frame_debug_restore_state): Adjust
6046 dwarf2out_cfi_label callers.
6047 * tree.h (dwarf2out_cfi_label): Adjust prototype.
6048 * config/arm/arm.c (thumb_pushpop, thumb1_output_function_prologue):
6049 Adjust dwarf2out_cfi_label callers.
6050 * config/vax/vax.c (vax_output_function_prologue): Likewise.
6052 * config/i386/i386.h (struct machine_cfa_state,
6053 struct machine_function): Guard with ifndef USED_FOR_TARGET
6054 instead of not IN_LIBGCC2 and not in IN_TARGET_LIBS.
6057 * emutls.c (__emutls_get_address): Change arr->size to mean number
6058 of allocated arr->data entries instead of # of slots + 1.
6061 * recog.c (peep2_reinit_state): New function.
6062 (peephole2_init_state): Use it at the end of a basic block and also
6063 when seeing a RTX_FRAME_RELATED_P insn.
6065 2009-06-01 Steve Ellcey <sje@cup.hp.com>
6067 * ia64.md (floatdirf2, fix_truncrfdi, floatunsdirf,
6068 fixuns_truncrfdi2): New.
6069 (fix_truncxfdi2_alts, fixuns_truncxfdi2_alts,
6070 *nmaddsf4_alts, *nmadddf4_alts, *nmadddf4_truncsf_alts,
6071 *mulxf3_alts, *mulxf3_truncsf_alts, *mulxf3_truncdf_alts,
6072 *maddxf4_alts, *maddxf4_alts_truncsf, *maddxf4_alts_truncdf,
6073 *nmaddxf4_alts, *nmaddxf4_truncsf_alts, *nmaddxf4_truncdf_alts,
6074 *recip_approx): Remove.
6075 (divsi3 modsi3, udivsi3, umodsi3, divsi3_internal, divdi3,
6076 moddi3, udivdi3, umoddi3, divdi3_internal_lat, divdi3_internal_thr,
6077 divsf3, sqrtsf2, divdf3, sqrtdf2, divxf3, sqrtxf2): Modify and
6079 * div.md (fix_truncrfdi2_alts, fixuns_truncrfdi2_alt,
6082 2009-06-01 Ian Lance Taylor <iant@google.com>
6084 * attribs.c (register_attribute): Use CONST_CAST.
6085 * collect2.c (main): Use CONST_CAST2.
6086 (scan_prog_file): Likewise.
6087 * gcc.c (process_command, main): Likewise.
6088 * toplev.c (toplev_main): Likewise.
6090 * c-typeck.c (handle_warn_cast_qual): New static function,
6091 partially broken out of build_c_cast.
6092 (build_c_cast): Call handle_warn_cast_qual.
6093 * doc/invoke.texi (Warning Options): Document new effect of
6096 2009-06-01 Aldy Hernandez <aldyh@redhat.com>
6098 * diagnostic.c (diagnostic_build_prefix): Always print columns.
6099 (diagnostic_report_current_module): Print columns.
6100 * common.opt (flag_show_column): Enable by default.
6102 2009-06-01 Luis Machado <luisgpm@br.ibm.com>
6104 * alias.c (find_base_term): Check for NULL term before returning.
6106 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
6108 Revert due to PR40320:
6109 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
6110 * calls.c (emit_library_call_value_1): Don't force_operand for move
6113 2009-06-01 Olivier Hainque <hainque@adacore.com>
6114 Eric Botcazou <ebotcazou@adacore.com>
6116 * tree.h (CONSTRUCTOR_BITFIELD_P): True if NODE, a FIELD_DECL, is
6117 to be processed as a bitfield for constructor output purposes.
6118 * output.h (initializer_constant_valid_for_bitfield_p): Declare
6120 * varasm.c (oc_local_state): New type, output_constructor
6121 local state to support communication with helpers.
6122 (oc_outer_state): New type, output_constructor outer state of
6123 relevance in recursive calls.
6124 (output_constructor_array_range): New output_constructor helper,
6125 extracted code for an array range element.
6126 (output_constructor_regular_field): New output_constructor helper,
6127 extracted code for an element that is not a bitfield.
6128 (output_constructor_bitfield): New output_constructor helper,
6129 extracted code for a bitfield element. Accept an OUTER state
6130 argument for recursive processing. Recurse on record or array
6131 CONSTRUCTOR values, possibly past noop conversions.
6132 (initializer_constant_valid_for_bitfield_p): New predicate. Whether
6133 VALUE is a valid constant-valued expression for use in a static
6134 bit-field initializer.
6135 (output_constructor): Rework to use helpers. Accept and honor an
6136 OUTER state argument for recursive calls. Return total size. Be
6137 prepared for nested constructors initializing bitfields.
6138 (output_constant): Feed OUTER in calls to output_constructor.
6140 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
6142 * calls.c (emit_library_call_value_1): Don't force_operand for move
6145 2009-06-01 Nick Clifton <nickc@redhat.com>
6147 * doc/invoke.texi (IA-64 Options): Fix typo.
6149 2009-06-01 Ira Rosen <irar@il.ibm.com>
6151 PR tree-optimization/39129
6152 * tree-vect-loop-manip.c (conservative_cost_threshold): Change the
6154 (vect_do_peeling_for_loop_bound): Use
6155 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
6156 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
6157 (vect_loop_versioning): Likewise.
6158 (vect_create_cond_for_alias_checks): Fix indentation.
6159 * tree-vectorizer.h (struct _loop_vec_info): Fix indentation of the
6161 (LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT): Define.
6162 (LOOP_REQUIRES_VERSIONING_FOR_ALIAS): Likewise.
6163 * tree-vect-loop.c (vect_analyze_loop_form): Change "too many BBs" to
6164 "control flow in loop".
6165 (vect_estimate_min_profitable_iters): Use
6166 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
6167 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
6168 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
6169 (vect_create_data_ref_ptr): Don't mention array dimension in printing.
6170 * tree-vect-stmts.c (vectorizable_store): Replace the check that the
6171 statement belongs to a group of strided accesses with the exact code
6173 (vectorizable_load): Likewise.
6174 * tree-vect-slp.c (vect_analyze_slp_instance): Spell out "basic block".
6175 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
6177 2009-06-01 Gerald Pfeifer <gerald@pfeifer.com>
6179 * config/freebsd-stdint.h: New file.
6180 * config.gcc (*-*-freebsd): Set use_gcc_stdint=wrap.
6181 Add freebsd-stdint.h to tm_file.
6183 2009-06-01 Richard Earnshaw <rearnsha@arm.com>
6185 * arm/thumb2.md (thumb2_zero_extendhidi2): New insn and split.
6186 (thumb2_extendhidi2): Likewise.
6188 2009-05-31 Ian Lance Taylor <iant@google.com>
6190 * regstat.c (regstat_n_sets_and_refs): Remove duplicate definition.
6192 2009-05-31 Ian Lance Taylor <iant@google.com>
6194 * Makefile.in (except.o): Depend upon gt-except.h, not gt-$(EXCEPT_H).
6195 (ipa-cp.o): Depend upon $(FIBHEAP_H) and $(PARAMS_H).
6196 (ipa-reference.o): Depend upon gt-ipa-reference.h.
6198 2009-05-31 Jason Merrill <jason@redhat.com>
6200 * tree-pretty-print.c (print_call_name): Take the callee, not the
6201 call itself. Make non-static. Use dump_function_name for functions.
6202 (dump_generic_node): Adjust.
6203 * diagnostic.h: Declare print_call_name.
6204 * gimple-pretty-print.c (dump_gimple_call): Use it.
6206 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
6208 * config/sh/sh.md (ashldi3_std): New define_expand.
6211 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
6214 * config/sh/sh.c: Include debug.h.
6215 (sh_expand_epilogue): Emit a blockage insn before the frame
6216 pointer adjustment also when dwarf2out_do_frame returns true.
6218 2009-05-31 Richard Earnshaw <rearnsha@arm.com>
6220 * arm/thumb2.md (thumb2_extendsidi2): Add a split sub-pattern.
6221 (thumb2_extendqidi2): New pattern.
6223 2009-05-31 Ira Rosen <irar@il.ibm.com>
6225 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1): Don't
6226 mark phis for renaming.
6227 * tree-vectorizer.c (vect_memsyms_to_rename): Remove.
6228 (vectorize_loops): Don't allocate and free vect_memsyms_to_rename.
6229 Call mark_sym_for_renaming.
6230 * tree-vectorizer.h (vect_memsyms_to_rename): Remove.
6231 * tree-vect-loop.c (vect_transform_loop): Remove
6232 vect_memsyms_to_rename initialization and a call to
6233 mark_set_for_renaming.
6235 2009-05-31 Jakub Jelinek <jakub@redhat.com>
6238 * config/i386/i386.c (pro_epilogue_adjust_stack): Mark insns
6239 frame related even if !set_cfa && style < 0.
6241 2009-05-30 Kai Tietz <kai.tietz@onevision.com>
6243 * config/i386/mingw-tls.c: New file.
6244 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Add mingw-tls.c file.
6245 * gthr-win32.h (MINGW32_SUPPORTS_MT_EH): Define it for targets
6246 defining _WIN32 but not __CYGWIN__.
6248 2009-05-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6250 * configure.ac: Add MPC support.
6252 * config.in, configure: Regenerate.
6254 2009-05-29 Richard Henderson <rth@redhat.com>
6256 * cfgcleanup.c (try_crossjump_to_edge): Only skip past
6257 NOTE_INSN_BASIC_BLOCK.
6258 * cfglayout.c (duplicate_insn_chain): Copy epilogue insn marks.
6259 Duplicate NOTE_INSN_EPILOGUE_BEG notes.
6260 * cfgrtl.c (can_delete_note_p): Allow NOTE_INSN_EPILOGUE_BEG
6262 * dwarf2out.c (struct cfa_loc): Change indirect field to bitfield,
6264 (add_cfi): Disable check redefining cfa away from drap.
6265 (lookup_cfa_1): Add remember argument; handle remember/restore.
6266 (lookup_cfa): Pass remember argument.
6267 (cfa_remember): New.
6268 (compute_barrier_args_size_1): Remove sibcall check.
6269 (dwarf2out_frame_debug_def_cfa): New.
6270 (dwarf2out_frame_debug_adjust_cfa): New.
6271 (dwarf2out_frame_debug_cfa_offset): New.
6272 (dwarf2out_frame_debug_cfa_register): New.
6273 (dwarf2out_frame_debug_cfa_restore): New.
6274 (dwarf2out_frame_debug): Handle REG_CFA_* notes.
6275 (dwarf2out_begin_epilogue): New.
6276 (dwarf2out_frame_debug_restore_state): New.
6277 (dw_cfi_oprnd1_desc): Handle DW_CFA_remember_state,
6278 DW_CFA_restore_state.
6279 (output_cfi_directive): Likewise.
6280 (convert_cfa_to_fb_loc_list): Likewise.
6281 (dw_cfi_oprnd1_desc): Handle DW_CFA_restore.
6282 * dwarf2out.h: Update.
6283 * emit-rtl.c (try_split): Don't split RTX_FRAME_RELATED_P.
6284 (copy_insn_1): Early out for null.
6285 * final.c (final_scan_insn): Call dwarf2out_begin_epilogue
6286 and dwarf2out_frame_debug_restore_state.
6287 * function.c (prologue, epilogue, sibcall_epilogue): Remove.
6288 (prologue_insn_hash, epilogue_insn_hash): New.
6289 (free_after_compilation): Adjust freeing accordingly.
6290 (record_insns): Create hash table if needed; push insns into
6291 hash instead of array.
6292 (maybe_copy_epilogue_insn): New.
6293 (contains): Search hash table instead of array.
6294 (sibcall_epilogue_contains): Remove.
6295 (thread_prologue_and_epilogue_insns): Split eh_return insns
6296 and mark them as epilogues.
6297 (reposition_prologue_and_epilogue_notes): Rewrite epilogue
6298 scanning in terms of basic blocks.
6299 * insn-notes.def (CFA_RESTORE_STATE): New.
6300 * jump.c (returnjump_p_1): Accept EH_RETURN.
6301 (eh_returnjump_p_1, eh_returnjump_p): New.
6302 * reg-notes.def (CFA_DEF_CFA, CFA_ADJUST_CFA, CFA_OFFSET,
6303 CFA_REGISTER, CFA_RESTORE): New.
6304 * rtl.def (EH_RETURN): New.
6305 * rtl.h (eh_returnjump_p, maybe_copy_epilogue_insn): Declare.
6307 * config/bfin/bfin.md (UNSPEC_VOLATILE_EH_RETURN): Remove.
6308 (eh_return_internal): Use eh_return rtx; split w/ epilogue.
6310 * config/i386/i386.c (gen_push): Update cfa state.
6311 (pro_epilogue_adjust_stack): Add set_cfa argument. When true,
6312 add a CFA_ADJUST_CFA note.
6313 (ix86_dwarf_handle_frame_unspec): Remove.
6314 (ix86_expand_prologue): Update cfa state.
6315 (ix86_emit_restore_reg_using_pop): New.
6316 (ix86_emit_restore_regs_using_pop): New.
6317 (ix86_emit_leave): New.
6318 (ix86_emit_restore_regs_using_mov): Add CFA_RESTORE notes.
6319 (ix86_expand_epilogue): Add notes for unwinding the epilogue.
6320 * config/i386/i386.h (struct machine_cfa_state): New.
6321 (ix86_cfa_state): New.
6322 * config/i386/i386.md (UNSPEC_EH_RETURN): Remove.
6323 (eh_return_internal): Merge from eh_return_<mode>,
6324 use eh_return rtx, split w/ epilogue.
6326 2009-05-29 Ian Lance Taylor <iant@google.com>
6328 * builtins.c (validate_gimple_arglist): Don't use va_arg with
6330 * calls.c (emit_library_call_value_1): Likewise.
6332 * c-typeck.c (c_build_va_arg): New function.
6333 * c-tree.h (c_build_va_arg): Declare.
6334 * c-parser.c (c_parser_postfix_expression): Call c_build_va_arg
6335 instead of build_va_arg.
6337 2009-05-29 Eric Botcazou <ebotcazou@adacore.com>
6339 * tree-ssa-loop-ivopts.c (strip_offset_1) <MULT_EXPR>: New case.
6340 (force_expr_to_var_cost) <NEGATE_EXPR>: Likewise.
6341 (ptr_difference_cost): Use affine combinations to compute it.
6342 (difference_cost): Likewise.
6343 (get_computation_cost_at): Compute more accurate cost for addresses
6344 if the ratio is a multiplier allowed in addresses.
6345 For non-addresses, consider that an additional offset or symbol is
6348 2009-05-29 Jakub Jelinek <jakub@redhat.com>
6350 * config/i386/i386.c (ix86_decompose_address): Avoid useless
6351 0 displacement. Add 0 displacement if base is %[er]bp or %r13.
6353 * config/i386/i386.md (prefix_data16, prefix_rep): Set to 0 for
6354 TYPE_SSE{MULADD,4ARG,IADD1,CVT1} by default.
6355 (prefix_rex): For UNIT_MMX don't imply the prefix by default
6357 (prefix_extra): Default to 2 for TYPE_SSE{MULADD,4ARG} and
6358 to 1 for TYPE_SSE{IADD1,CVT1}.
6359 (prefix_vex_imm8): Removed.
6360 (length_vex): Only pass 1 as second argument to
6361 ix86_attr_length_vex_default if prefix_extra is 0.
6362 (modrm): For TYPE_INCDEC only set to 0 if not TARGET_64BIT.
6363 (length): For prefix vex computation use length_immediate
6364 attribute instead of prefix_vex_imm8.
6365 (cmpqi_ext_3_insn, cmpqi_ext_3_insn_rex64,
6366 addqi_ext_1, addqi_ext_1_rex64, *testqi_ext_0, andqi_ext_0,
6367 *andqi_ext_0_cc, *iorqi_ext_0, *xorqi_ext_0, *xorqi_cc_ext_1,
6368 *xorqi_cc_ext_1_rex64): Override modrm attribute to 1.
6369 (extendsidi2_rex64, extendhidi2, extendqidi2, extendhisi2,
6370 *extendhisi2_zext, extendqihi2, extendqisi2, *extendqisi2_zext): Emit
6371 a space in between the operands.
6372 (*anddi_1_rex64, *andsi_1): Likewise. Override prefix_rex to 1
6373 if one operand is 0xff and the other one si, di, bp or sp.
6374 (*andhi_1): Override prefix_rex to 1 if one operand is 0xff and the
6375 other one si, di, bp or sp.
6376 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Add mode attribute.
6377 (*ffssi_1, *ffsdi_1, ctzsi2, ctzdi2): Add
6378 type and mode attributes.
6379 (*bsr, *bsr_rex64, *bsrhi): Add type attribute.
6380 (*cmpfp_i_mixed, *cmpfp_iu_mixed): For TYPE_SSECOMI, clear
6381 prefix_rep attribute and set prefix_data16 attribute iff MODE_DF.
6382 (*cmpfp_i_sse, *cmpfp_iu_sse): Clear prefix_rep attribute and set
6383 prefix_data16 attribute iff MODE_DF.
6384 (*movsi_1): For TYPE_SSEMOV MODE_SI set prefix_data16 attribute.
6385 (fix_trunc<mode>di_sse): Set prefix_rex attribute.
6386 (*adddi_4_rex64, *addsi_4): Use const128_operand instead of
6387 constm128_operand in length_immediate computation.
6388 (*addhi_4): Likewise. Fix mode attribute to MODE_HI.
6389 (anddi_1_rex64): Use movzbl/movzwl instead of movzbq/movzwq.
6390 (*avx_ashlti3, sse2_ashlti3, *avx_lshrti3, sse2_lshrti3): Set
6391 length_immediate attribute to 1.
6392 (x86_fnstsw_1, x86_fnstcw_1, x86_fldcw_1): Fix length attribute.
6393 (*movdi_1_rex64): Override prefix_rex or prefix_data16 attributes
6394 for certain alternatives.
6395 (*movdf_nointeger, *movdf_integer_rex64, *movdf_integer): Override
6396 prefix_data16 attribute if MODE_V1DF.
6397 (*avx_setcc<mode>, *sse_setcc<mode>, *sse5_setcc<mode>): Set
6398 length_immediate to 1.
6399 (set_got_rex64, set_rip_rex64): Remove length attribute, set
6400 length_address to 4, set mode attribute to MODE_DI.
6401 (set_got_offset_rex64): Likewise. Set length_immediate to 0.
6402 (fxam<mode>2_i387): Set length attribute to 4.
6403 (*prefetch_sse, *prefetch_sse_rex, *prefetch_3dnow,
6404 *prefetch_3dnow_rex): Override length_address attribute.
6405 (sse4_2_crc32<mode>): Override prefix_data16 and prefix_rex
6407 * config/i386/predicates.md (ext_QIreg_nomode_operand): New predicate.
6408 (constm128_operand): Removed.
6409 * config/i386/i386.c (memory_address_length): For
6410 disp && !index && !base in 64-bit mode account for SIB byte if
6411 print_operand_address can't optimize disp32 into disp32(%rip)
6412 and UNSPEC doesn't imply (%rip) addressing. Add 1 to length
6413 for fs: or gs: segment.
6414 (ix86_attr_length_immediate_default): When checking if shortform
6415 is possible, truncate immediate to the length of the non-shortened
6417 (ix86_attr_length_address_default): Ignore MEM_P operands
6419 (ix86_attr_length_vex_default): Only check for DImode on
6420 GENERAL_REG_P operands.
6421 * config/i386/sse.md (<sse>_comi, <sse>_ucomi): Clear
6422 prefix_rep attribute, set prefix_data16 attribute iff MODE_DF.
6423 (sse_cvttps2pi): Clear prefix_rep attribute.
6424 (sse2_cvttps2dq, *sse2_cvtpd2dq, sse2_cvtps2pd): Clear prefix_data16
6426 (*sse2_cvttpd2dq): Don't clear prefix_rep attribute.
6427 (*avx_ashr<mode>3, ashr<mode>3, *avx_lshr<mode>3, lshr<mode>3,
6428 *avx_ashl<mode>3, ashl<mode>3): Set length_immediate attribute to 1
6429 iff operand 2 is const_int_operand.
6430 (*vec_dupv4si, avx_shufpd256_1, *avx_shufpd_<mode>,
6431 sse2_shufpd_<mode>): Set length_immediate attribute to 1.
6432 (sse2_pshufd_1): Likewise. Set prefix attribute to maybe_vex
6434 (sse2_pshuflw_1, sse2_pshufhw_1): Set length_immediate to 1 and clear
6436 (sse2_unpckhpd, sse2_unpcklpd, sse2_storehpd, *vec_concatv2df): Set
6437 prefix_data16 attribute for movlpd and movhpd instructions.
6438 (sse2_loadhpd, sse2_loadlpd, sse2_movsd): Likewise. Override
6439 length_immediate for shufpd instruction.
6440 (sse2_movntsi, sse3_lddqu): Clear prefix_data16 attribute.
6441 (avx_cmpp<avxmodesuffixf2c><mode>3,
6442 avx_cmps<ssemodesuffixf2c><mode>3, *avx_maskcmp<mode>3,
6443 <sse>_maskcmp<mode>3, <sse>_vmmaskcmp<mode>3,
6444 avx_shufps256_1, *avx_shufps_<mode>, sse_shufps_<mode>,
6445 *vec_dupv4sf_avx, *vec_dupv4sf): Set length_immediate attribute to 1.
6446 (*avx_cvtsi2ssq, *avx_cvtsi2sdq): Set length_vex attribute to 4.
6447 (sse_cvtsi2ssq, sse2_cvtsi2sdq): Set prefix_rex attribute to 1.
6448 (sse2_cvtpi2pd, sse_loadlps, sse2_storelpd): Override
6449 prefix_data16 attribute for the first alternative to 1.
6450 (*avx_loadlps): Override length_immediate for the first alternative.
6451 (*vec_concatv2sf_avx): Override length_immediate and prefix_extra
6452 attributes for second alternative.
6453 (*vec_concatv2sf_sse4_1): Override length_immediate and
6454 prefix_data16 attributes for second alternative.
6455 (*vec_setv4sf_avx, *avx_insertps, vec_extract_lo_<mode>,
6456 vec_extract_hi_<mode>, vec_extract_lo_v16hi,
6457 vec_extract_hi_v16hi, vec_extract_lo_v32qi,
6458 vec_extract_hi_v32qi): Set prefix_extra and length_immediate to 1.
6459 (*vec_setv4sf_sse4_1, sse4_1_insertps, *sse4_1_extractps): Set
6460 prefix_data16 and length_immediate to 1.
6461 (*avx_mulv2siv2di3, *avx_mulv4si3, sse4_2_gtv2di3): Set prefix_extra
6463 (*avx_<code><mode>3, *avx_eq<mode>3, *avx_gt<mode>3): Set
6464 prefix_extra attribute for variants that don't have 0f prefix alone.
6465 (*avx_pinsr<ssevecsize>): Likewise. Set length_immediate to 1.
6466 (*sse4_1_pinsrb, *sse2_pinsrw, *sse4_1_pinsrd, *sse4_1_pextrb,
6467 *sse4_1_pextrb_memory, *sse2_pextrw, *sse4_1_pextrw_memory,
6468 *sse4_1_pextrd): Set length_immediate to 1.
6469 (*sse4_1_pinsrd): Likewise. Set prefix_extra to 1.
6470 (*sse4_1_pinsrq, *sse4_1_pextrq): Set prefix_rex and length_immediate
6472 (*vec_extractv2di_1_rex64_avx, *vec_extractv2di_1_rex64,
6473 *vec_extractv2di_1_avx, *vec_extractv2di_1_sse2): Override
6474 length_immediate to 1 for second alternative.
6475 (*vec_concatv2si_avx, *vec_concatv2di_rex64_avx): Override
6476 prefix_extra and length_immediate attributes for the first
6478 (vec_concatv2si_sse4_1): Override length_immediate to 1 for the
6480 (*vec_concatv2di_rex64_sse4_1): Likewise. Override prefix_rex
6481 to 1 for the first and third alternative.
6482 (*vec_concatv2di_rex64_sse): Override prefix_rex to 1 for the second
6484 (*sse2_maskmovdqu, *sse2_maskmovdqu_rex64): Override length_vex
6486 (*sse_sfence, sse2_mfence, sse2_lfence): Override length_address
6488 (*avx_phaddwv8hi3, *avx_phadddv4si3, *avx_phaddswv8hi3,
6489 *avx_phsubwv8hi3, *avx_phsubdv4si3, *avx_phsubswv8hi,
6490 *avx_pmaddubsw128, *avx_pmulhrswv8hi3, *avx_pshufbv16qi3,
6491 *avx_psign<mode>3): Set prefix_extra attribute to 1.
6492 (ssse3_phaddwv4hi3, ssse3_phadddv2si3, ssse3_phaddswv4hi3,
6493 ssse3_phsubwv4hi3, ssse3_phsubdv2si3, ssse3_phsubswv4hi3,
6494 ssse3_pmaddubsw, *ssse3_pmulhrswv4hi, ssse3_pshufbv8qi3,
6495 ssse3_psign<mode>3): Override prefix_rex attribute.
6496 (*avx_palignrti): Override prefix_extra and length_immediate to 1.
6497 (ssse3_palignrti): Override length_immediate to 1.
6498 (ssse3_palignrdi): Override length_immediate to 1, override
6499 prefix_rex attribute.
6500 (abs<mode>2): Override prefix_rep to 0, override prefix_rex attribute.
6501 (sse4a_extrqi): Override length_immediate to 2.
6502 (sse4a_insertqi): Likewise. Override prefix_data16 to 0.
6503 (sse4a_insertq): Override prefix_data16 to 0.
6504 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>,
6505 avx_blendvp<avxmodesuffixf2c><avxmodesuffix>,
6506 avx_dpp<avxmodesuffixf2c><avxmodesuffix>, *avx_mpsadbw,
6507 *avx_pblendvb, *avx_pblendw, avx_roundp<avxmodesuffixf2c>256,
6508 avx_rounds<avxmodesuffixf2c>256): Override prefix_extra
6509 and length_immediate to 1.
6510 (sse4_1_blendp<ssemodesuffixf2c>, sse4_1_dpp<ssemodesuffixf2c>,
6511 sse4_2_pcmpestr, sse4_2_pcmpestri, sse4_2_pcmpestrm,
6512 sse4_2_pcmpestr_cconly, sse4_2_pcmpistr, sse4_2_pcmpistri,
6513 sse4_2_pcmpistrm, sse4_2_pcmpistr_cconly): Override prefix_data16
6514 and length_immediate to 1.
6515 (sse4_1_blendvp<ssemodesuffixf2c>): Override prefix_data16 to 1.
6516 (sse4_1_mpsadbw, sse4_1_pblendw): Override length_immediate to 1.
6517 (*avx_packusdw, avx_vtestp<avxmodesuffixf2c><avxmodesuffix>,
6518 avx_ptest256): Override prefix_extra to 1.
6519 (sse4_1_roundp<ssemodesuffixf2c>, sse4_1_rounds<ssemodesuffixf2c>):
6520 Override prefix_data16 and length_immediate to 1.
6521 (sse5_pperm_zero_v16qi_v8hi, sse5_pperm_sign_v16qi_v8hi,
6522 sse5_pperm_zero_v8hi_v4si, sse5_pperm_sign_v8hi_v4si,
6523 sse5_pperm_zero_v4si_v2di, sse5_pperm_sign_v4si_v2di,
6524 sse5_vrotl<mode>3, sse5_ashl<mode>3, sse5_lshl<mode>3): Override
6525 prefix_data16 to 0 and prefix_extra to 2.
6526 (sse5_rotl<mode>3, sse5_rotr<mode>3): Override length_immediate to 1.
6527 (sse5_frcz<mode>2, sse5_vmfrcz<mode>2): Don't override prefix_extra
6529 (*sse5_vmmaskcmp<mode>3, sse5_com_tf<mode>3,
6530 sse5_maskcmp<mode>3, sse5_maskcmp<mode>3, sse5_maskcmp_uns<mode>3):
6531 Override prefix_data16 and prefix_rep to 0, length_immediate to 1
6532 and prefix_extra to 2.
6533 (sse5_maskcmp_uns2<mode>3, sse5_pcom_tf<mode>3): Override
6534 prefix_data16 to 0, length_immediate to 1 and prefix_extra to 2.
6535 (*avx_aesenc, *avx_aesenclast, *avx_aesdec, *avx_aesdeclast,
6536 avx_vpermilvar<mode>3,
6537 avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>,
6538 avx_vbroadcastss256, avx_vbroadcastf128_p<avxmodesuffixf2c>256,
6539 avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>,
6540 avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>):
6541 Override prefix_extra to 1.
6542 (aeskeygenassist, pclmulqdq): Override length_immediate to 1.
6543 (*vpclmulqdq, avx_vpermil<mode>, avx_vperm2f128<mode>3,
6544 vec_set_lo_<mode>, vec_set_hi_<mode>, vec_set_lo_v16hi,
6545 vec_set_hi_v16hi, vec_set_lo_v32qi, vec_set_hi_v32qi): Override
6546 prefix_extra and length_immediate to 1.
6547 (*avx_vzeroall, avx_vzeroupper, avx_vzeroupper_rex64): Override
6549 (*vec_concat<mode>_avx): Override prefix_extra and length_immediate
6550 to 1 for the first alternative.
6551 * config/i386/mmx.md (*mov<mode>_internal_rex64): Override
6552 prefix_rep, prefix_data16 and/or prefix_rex attributes in certain
6554 (*mov<mode>_internal_avx, *movv2sf_internal_rex64,
6555 *movv2sf_internal_avx, *movv2sf_internal): Override
6556 prefix_rep attribute for certain alternatives.
6557 (*mov<mode>_internal): Override prefix_rep or prefix_data16
6558 attributes for certain alternatives.
6559 (*movv2sf_internal_rex64_avx): Override prefix_rep and length_vex
6560 attributes for certain alternatives.
6561 (*mmx_addv2sf3, *mmx_subv2sf3, *mmx_mulv2sf3,
6562 *mmx_<code>v2sf3_finite, *mmx_<code>v2sf3, mmx_rcpv2sf2,
6563 mmx_rcpit1v2sf3, mmx_rcpit2v2sf3, mmx_rsqrtv2sf2, mmx_rsqit1v2sf3,
6564 mmx_haddv2sf3, mmx_hsubv2sf3, mmx_addsubv2sf3,
6565 *mmx_eqv2sf3, mmx_gtv2sf3, mmx_gev2sf3, mmx_pf2id, mmx_pf2iw,
6566 mmx_pi2fw, mmx_floatv2si2, mmx_pswapdv2sf2, *mmx_pmulhrwv4hi3,
6567 mmx_pswapdv2si2): Set prefix_extra attribute to 1.
6568 (mmx_ashr<mode>3, mmx_lshr<mode>3, mmx_ashl<mode>3): Set
6569 length_immediate to 1 if operand 2 is const_int_operand.
6570 (*mmx_pinsrw, mmx_pextrw, mmx_pshufw_1, *vec_dupv4hi,
6571 *vec_extractv2si_1): Set length_immediate attribute to 1.
6572 (*mmx_uavgv8qi3): Override prefix_extra attribute to 1 if
6573 using old 3DNOW insn rather than SSE/3DNOW_A.
6574 (mmx_emms, mmx_femms): Clear modrm attribute.
6576 2009-05-29 Martin Jambor <mjambor@suse.cz>
6578 * tree-sra.c: New implementation of SRA.
6580 * params.def (PARAM_SRA_MAX_STRUCTURE_SIZE): Removed.
6581 (PARAM_SRA_MAX_STRUCTURE_COUNT): Removed.
6582 (PARAM_SRA_FIELD_STRUCTURE_RATIO): Removed.
6583 * params.h (SRA_MAX_STRUCTURE_SIZE): Removed.
6584 (SRA_MAX_STRUCTURE_COUNT): Removed.
6585 (SRA_FIELD_STRUCTURE_RATIO): Removed.
6586 * doc/invoke.texi (sra-max-structure-size): Removed.
6587 (sra-field-structure-ratio): Removed.
6589 2009-05-29 Jakub Jelinek <jakub@redhat.com>
6592 * builtins.c (expand_builtin_memcmp): Convert len to sizetype
6595 2009-05-29 Andrey Belevantsev <abel@ispras.ru>
6597 PR rtl-optimization/40101
6598 * sel-sched-ir.c (get_seqno_by_preds): Allow returning negative
6599 seqno. Adjust comment.
6600 * sel-sched.c (find_seqno_for_bookkeeping): Assert that when
6601 inserting bookkeeping before a jump, the jump is not scheduled.
6602 When no positive seqno found, provide a value. Add comment.
6604 2009-05-29 Richard Guenther <rguenther@suse.de>
6606 * tree-ssa-alias.c (nonaliasing_component_refs_p): Remove
6607 short-cutting on the first component.
6609 2009-05-29 Jakub Jelinek <jakub@redhat.com>
6612 * omp-low.c (scan_omp_1_op): Call remap_type on TREE_TYPE
6613 for trees other than decls/types.
6615 2009-05-29 Richard Guenther <rguenther@suse.de>
6617 * tree-ssa-operands.c (get_expr_operands): Do not handle
6618 INDIRECT_REFs in the handled-component case. Remove
6619 unused get_ref_base_and_extent case.
6620 * tree-dfa.c (get_ref_base_and_extent): Avoid calling
6621 tree_low_cst and host_integerp where possible.
6622 * tree-ssa-structalias.c (equiv_class_label_eq): Check hash
6623 codes for equivalence.
6624 * dce.c (find_call_stack_args): Avoid redundant bitmap queries.
6626 2009-05-29 David Billinghurst <billingd@gcc.gnu.org>
6628 * config.gcc: Add i386/t-fprules-softfp and soft-fp/t-softfp
6629 to tmake_file for i[34567]86-*-cygwin*.
6631 2009-05-29 Jakub Jelinek <jakub@redhat.com>
6634 * config/rs6000/rs6000-c.c (_Bool_keyword): New variable.
6635 (altivec_categorize_keyword, init_vector_keywords,
6636 rs6000_cpu_cpp_builtins): Define _Bool as conditional macro
6639 2009-05-29 Kai Tietz <kai.tietz@onevision.com>
6641 * tree.c (handle_dll_attribute): Check if node is
6642 of kind FUNCTION_DECL for DECL_DECLARED_INLINE_P check.
6644 2009-05-29 Richard Earnshaw <rearnsha@arm.com>
6646 * config/arm/thumb2.md (thumb2_zero_extendsidi2): Add a split
6648 (thumb2_zero_extendqidi2): Likewise.
6650 2009-05-28 Kaz Kojima <kkojima@gcc.gnu.org>
6652 * config/sh/sh.c (sh_expand_t_scc): Use gen_xorsi3_movrt
6653 instead of gen_movrt.
6654 * config/sh/sh.md (movrt): Remove.
6656 2009-05-28 Steve Ellcey <sje@cup.hp.com>
6658 * doc/invoke.texi (IA-64 Options):
6659 Add -msdata, -mfused-madd, -mno-inline-float-divide,
6660 -mno-inline-int-divide, -mno-inline-sqrt, -msched-spec-ldc,
6661 -msched-spec-control-ldc, -msched-prefer-non-data-spec-insns,
6662 -msched-prefer-non-control-spec-insns,
6663 -msched-stop-bits-after-every-cycle,
6664 -msched-count-spec-in-critical-path,
6665 -msel-sched-dont-check-control-spec, -msched-fp-mem-deps-zero-cost
6666 -msched-max-memory-insns-hard-limit, -msched-max-memory-insns.
6667 Remove -mt, -pthread, -msched-ldc, -mno-sched-control-ldc,
6668 and -msched-spec-verbose.
6670 2009-05-28 Joseph Myers <joseph@codesourcery.com>
6672 * config/arm/lib1funcs.asm (__clear_cache): Define if L_clear_cache.
6673 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define to give an
6675 * config/arm/t-linux-eabi (LIB1ASMFUNCS): Add _clear_cache.
6677 2009-05-28 Richard Guenther <rguenther@suse.de>
6679 * tree-ssa-alias.c (ao_ref_init): New function.
6680 (ao_ref_base): Likewise.
6681 (ao_ref_base_alias_set): Likewise.
6682 (ao_ref_alias_set): Likewise.
6683 (refs_may_alias_p_1): Change signature.
6684 (refs_may_alias_p): Adjust.
6685 (refs_anti_dependent_p): Likewise.
6686 (refs_output_dependent_p): Likewise.
6687 (call_may_clobber_ref_p_1): Change signature.
6688 (call_may_clobber_ref_p): Adjust.
6689 (stmt_may_clobber_ref_p_1): New function split out from ...
6690 (stmt_may_clobber_ref_p): ... here.
6691 (maybe_skip_until): Adjust signature.
6692 (get_continuation_for_phi): Likewise.
6693 (walk_non_aliased_vuses): Likewise.
6694 * tree-ssa-alias.h (struct ao_ref_s): New structure type.
6695 (ao_ref_init): Declare.
6696 (ao_ref_base): Likewise.
6697 (ao_ref_alias_set): Likewise.
6698 (stmt_may_clobber_ref_p_1): Likewise.
6699 (walk_non_aliased_vuses): Adjust.
6700 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): New function.
6701 (get_ref_from_reference_ops): remove.
6702 (vn_reference_lookup_2): Adjust signature.
6703 (vn_reference_lookup_3): Do not re-build trees. Handle unions.
6704 (vn_reference_lookup_pieces): Adjust signature, do not re-build trees.
6705 (vn_reference_lookup): Adjust.
6706 (vn_reference_insert): Likewise.
6707 (vn_reference_insert_pieces): Adjust signature.
6708 (visit_reference_op_call): Adjust.
6709 * tree-ssa-pre.c (get_expr_type): Simplify.
6710 (phi_translate_1): Adjust.
6711 (compute_avail): Likewise.
6712 (translate_vuse_through_block): Do not re-build trees.
6713 (value_dies_in_block_x): Likewise.
6714 * tree-ssa-sccvn.h (struct vn_reference_s): Add type and alias-set
6716 (vn_reference_lookup_pieces): Adjust declaration.
6717 (vn_reference_insert_pieces): Likewise.
6719 2009-05-28 Benjamin Kosnik <bkoz@redhat.com>
6721 * tree-ssa-copy.c (replace_exp_1): Move op for warning-free use
6722 with checking disabled.
6724 2009-05-28 Dave Korn <dave.korn.cygwin@gmail.com>
6728 * configure.ac (HAVE_GAS_ALIGNED_COMM): Add autoconf test and
6729 macro definition for support of three-operand format aligned
6730 .comm directive in assembler on cygwin/pe/mingw target OS.
6731 * configure: Regenerate.
6732 * config.h: Regenerate.
6734 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Use
6735 aligned form of .comm directive if -mpe-aligned-commons is in effect.
6736 * config/i386/cygming.opt (-mpe-aligned-commons): Add new option.
6738 * doc/invoke.texi (-mpe-aligned-commons): Document new target option.
6739 * doc/tm.texi (ASM_OUTPUT_COMMON): Document zero size commons.
6741 2009-05-28 Ira Rosen <irar@il.ibm.com>
6743 PR tree-optimization/40254
6744 * tree-data-ref.c (dr_analyze_innermost): Take POFFSET into account
6745 in analysis of basic blocks.
6747 2009-05-28 Adam Nemet <anemet@caviumnetworks.com>
6750 * target.h (struct gcc_target): Fix indentation. Add const_anchor.
6751 * target-def.h (TARGET_CONST_ANCHOR): New macro.
6752 (TARGET_INITIALIZER): Use it.
6753 * cse.c (CHEAPER): Move it up to the other macros.
6754 (insert): Rename this ...
6755 (insert_with_costs): ... to this. Add cost parameters. Update
6757 (insert): New function. Call insert_with_costs.
6758 (compute_const_anchors, insert_const_anchor, insert_const_anchors,
6759 find_reg_offset_for_const, try_const_anchors): New functions.
6760 (cse_insn): Call try_const_anchors. Adjust cost of src_related
6761 when using a const-anchor. Call insert_const_anchors.
6762 * config/mips/mips.c (mips_set_mips16_mode): Set targetm.const_anchor.
6763 * doc/tm.texi (Misc): Document TARGET_CONST_ANCHOR.
6765 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
6767 * tree-inline.c (remap_decls): Enable nonlocalized variables
6768 when not optimizing.
6770 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
6772 * tree-ssa-live.c (remove_unused_locals): Skip when not optimizing.
6773 Simplify other tests involving optimize.
6775 2009-05-27 Tom Tromey <tromey@redhat.com>
6777 * unwind-dw2.c (_Unwind_DebugHook): New function.
6778 (uw_install_context): Call _Unwind_DebugHook.
6780 2009-05-27 Tom Tromey <tromey@redhat.com>
6782 * system.h (CONST_CAST2): Use C++ const_cast when compiled as C++
6784 2009-05-27 Ian Lance Taylor <iant@google.com>
6786 * Makefile.in (LINKER, LINKER_FLAGS): Define.
6787 (LINKER_FOR_BUILD, BUILD_LINKERFLAGS): Define.
6788 (ALL_LINKERFLAGS): Define.
6789 (xgcc$(exeext)): Change $(COMPILER) to $(LINKER).
6790 (cpp$(exeext), cc1-dummy$(exeext), cc1$(exeext)): Likewise.
6791 (collect2$(exeext), mips-tfile, mips-tdump): Likewise.
6792 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
6793 (build/gen%$(build_exeext)): Change $(COMPILER_FOR_BUILD) to
6794 $(LINKER_FOR_BUILD).
6795 (build/gcov-iov$(build_exeext)): Likewise.
6797 2009-05-27 Julian Brown <julian@codesourcery.com>
6799 * gcse.c (target.h): Include.
6800 (can_assign_to_reg_without_clobbers_p): Check that the target allows
6801 copy of argument to a pseudo register.
6803 2009-05-27 Diego Novillo <dnovillo@google.com>
6805 * tree-ssa-live.c (dump_scope_block): Document arguments.
6806 (dump_scope_blocks): Document.
6807 (debug_scope_blocks): New.
6808 * tree-flow.h (debug_scope_blocks): Declare.
6810 2009-05-21 Denis Chertykov <denisc@overta.ru>
6812 * doc/contrib.texi (Contributors): Add myself to the list.
6814 2009-05-27 Olivier Hainque <hainque@adacore.com>
6816 * expr.c (target_align): New function. Alignment the TARGET of an
6817 assignment may be assume to have.
6818 (highest_pow2_factor_for_target): Use it instead of relying on
6819 immediate tree attributes of TARGET, not necessarily honored when
6820 intermediate bitfields are involved.
6822 2009-05-27 H.J. Lu <hongjiu.lu@intel.com>
6825 * config/i386/driver-i386.c (host_detect_local_cpu): Support
6826 AVX, SSE4, AES, PCLMUL and POPCNT.
6828 2009-05-27 Diego Novillo <dnovillo@google.com>
6830 * tree-pretty-print.c (dump_location): New.
6831 (dump_generic_node): Call it.
6832 Factor code to handle BLOCK nodes ...
6833 (dump_block_node): ... here.
6835 2009-05-27 Rafael Avila de Espindola <espindola@google.com>
6837 * Makefile.in (GCC_PLUGIN_H): New. Replace all uses of gcc-plugin.h
6839 * doc/plugins.texi: Document that gcc-plugin.h must be the first to be
6841 * gcc-plugin.h: Include config.h and system.h.
6842 (IN_GCC): Define if not defined.
6844 2009-05-27 Hans-Peter Nilsson <hp@axis.com>
6847 * Makefile.in (CRTSTUFF_CFLAGS): Replace -fno-inline-functions
6850 2009-05-27 Shujing Zhao <pearly.zhao@oracle.com>
6852 * config/m32r/m32r.c: Use REG_P, MEM_P and CONST_INT_P where
6854 * config/m32r/m32r.h: Ditto.
6855 * config/m32r/m32r.md: Ditto.
6856 * config/m32r/predicates.md: Ditto.
6858 2009-05-27 Alexandre Oliva <aoliva@redhat.com>
6860 * cgraph.c (dump_cgraph_node): Honor -fdump-noaddr.
6862 2009-05-26 Basile Starynkevitch <basile@starynkevitch.net>
6865 (Loading plugins): typo.
6866 (Plugin callbacks): Documented PLUGIN_INFO, PLUGIN_GGC_START,
6867 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
6868 (Interacting with the GCC Garbage Collector): Added new section.
6869 (Giving information about a plugin): Added new section for
6871 * ggc.h (ggc_register_root_tab): Added declaration.
6872 * gcc-plugin.h (PLUGIN_GGC_START, PLUGIN_GGC_MARKING)
6873 (PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS): Added new events.
6874 (register_callback): Improved comment in declaration.
6875 * ggc-common.c (const_ggc_root_tab_t) Added new typedef for vectors.
6876 (extra_root_vec) Added static variable for dynamic roots registration.
6877 (ggc_register_root_tab) Added new routine.
6878 (ggc_mark_roots) Added iteration inside extra_root_vec, and invoke
6879 PLUGIN_GGC_MARKING event.
6880 * ggc-zone.c: Include plugin.h.
6881 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
6882 * ggc-page.c: Include plugin.h.
6883 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
6884 * plugin.c (plugin_event_name): added names of PLUGIN_GGC_START,
6885 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS
6886 (register_callback): check lack of callbacks for
6887 pseudo-events. Added handling of PLUGIN_REGISTER_GGC_ROOTS,
6888 PLUGIN_GGC_START, PLUGIN_GGC_MARKING, PLUGIN_GGC_END.
6889 (invoke_plugin_callbacks): Handle PLUGIN_GGC_START,
6890 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
6891 * Makefile.in (ggc-common.o, ggc-zone.o, ggc-page.o): Added
6892 dependency on plugin.h.
6893 (plugin.o): Added dependency on ggc.h...
6895 2009-05-26 Richard Guenther <rguenther@suse.de>
6899 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
6900 with mismatched comparison modes.
6902 * expr.c (expand_expr_real_1): Expand the operand of a
6903 VIEW_CONVERT_EXPR in its natural mode.
6905 2009-05-26 Ian Lance Taylor <iant@google.com>
6907 * Makefile.in (COMPILER, COMPILER_FLAGS): Define.
6908 (COMPILER_FOR_BUILD, BUILD_COMPILERFLAGS): Define.
6909 (ALL_COMPILERFLAGS): Define.
6910 (.c.o, xgcc$(exeext), cpp$(exeext)): Use $(COMPILER).
6911 (cc1-dummy$(exeext), cc1$(exeext)): Likewise.
6912 (collect2$(exeext), collect2.o): Likewise.
6913 (c-opts.o, c-cppbuiltin.o, c-pch.o, gcc.o, gccspec.o): Likewise.
6914 (gcc-options.o, version.o, prefix.o, toplev.o): Likewise.
6915 ($(out_object_file), mips-tfile, mips-tdump): Likewise.
6916 (libbackend.o, intl.o, cppdefault.o): Likewise.
6917 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
6918 (build/%.o): Use $(COMPILER_FOR_BUILD).
6919 (build/gen%$(build_exeext)): Likewise.
6920 (build/gcov-iov$(build_exeext)): LIkewise.
6921 * config/t-darwin (darwin.o): Use $(COMPILER).
6922 (darwin-c.o, darwin-f.o, darwin-driver.o): Likewise.
6923 * config/t-sol2 (sol2-c.o): Likewise.
6925 * config/t-vxworks (vxworks.o): Likewise.
6926 * config/x-darwin (host-darwin.o): Likewise.
6927 * config/x-hpux (host-hpux.o): Likewise.
6928 * config/x-linux (host-linux.o): Likewise.
6929 * config/x-solaris (host-solaris.o): Likewise.
6930 * config/alpha/x-alpha (driver-alpha.o): Likewise.
6931 * config/arm/t-arm (arm-c.o): Likewise.
6932 * config/arm/t-pe (pe.o): Likewise.
6933 * config/arm/t-wince-pe (pe.o): Likewise.
6934 * config/i386/t-cygming (winnt.o): Likewise.
6935 (winnt-cxx.o, winnt-stubs.o, msformat-c.o): Likewise.
6936 * config/i386/t-cygwin (cygwin1.o): Likewise.
6937 (cygwin2.o): Likewise.
6938 * config/i386/t-i386 (i386-c.o): Likewise.
6939 * config/i386/t-interix (winnt.o): Likewise.
6940 * config/i386/t-netware (netware.o): Likewise.
6941 * config/i386/t-nwld (nwld.o): Likewise.
6942 * config/i386/x-darwin (host-i386-darwin.o): Likewise.
6943 * config/i386/x-i386 (driver-i386.o): Likewise.
6944 * config/i386/x-cygwin (host-cygwin.o): Likewise.
6945 * config/i386/x-mingw32 (host-mingw32.o): Likewise.
6946 * config/ia64/t-ia64 (ia64-c.o): Likewise.
6947 * config/m32c/t-m32c (m32c-pragma.o): Likewise.
6948 * config/mips/x-native (driver-native.o): Likewise.
6949 * config/rs6000/t-rs6000 (rs6000-c.o): Likewise.
6950 * config/rs6000/x-darwin (host-ppc-darwin.o): Likewise.
6951 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Likewise.
6952 * config/rs6000/x-rs6000 (driver-rs6000.o): Likewise.
6953 * config/score/t-score-elf (score7.o): Likewise.
6954 (score3.o): Likewise.
6955 * config/sh/t-sh (sh-c.o): Likewise.
6956 * config/sh/t-symbian (sh-c.o): Likewise.
6957 (symbian.o): Likewise.
6958 * config/spu/t-spu-elf (spu-c.o): Likewise.
6959 * config/v850/t-v850 (v850-c.o): Likewise.
6960 * config/v850/t-v850e (v850-c.o): Likewise.
6962 2009-05-26 Richard Guenther <rguenther@suse.de>
6964 PR tree-optimization/40122
6965 * tree-ssa-ccp.c (ccp_fold): Fold vector CONSTRUCTORs to
6966 VECTOR_CSTs if possible.
6967 (fold_gimple_assign): Likewise.
6969 2009-05-26 Richard Guenther <rguenther@suse.de>
6972 * fold-const.c (fold_binary): Use the correct types for building
6975 2009-05-26 Richard Guenther <rguenther@suse.de>
6977 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove
6978 redundant calls to merge_alias_info.
6979 (bump_vector_ptr): Likewise.
6980 * tree-ssa-copy.c (merge_alias_info): Remove.
6981 (replace_exp_1): Remove call to merge_alias_info.
6982 (propagate_tree_value): Likewise.
6983 (fini_copy_prop): Propagate points-to info.
6984 * tree-flow.h (merge_alias_info): Remove.
6986 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
6988 * config/picochip/picochip.C (PARAM_INLINE_CALL_COST): Remove.
6990 2009-05-25 Jan Hubicka <jh@suse.cz>
6992 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
6993 * cgraph.h (struct inline_summary): New filed self_wize,
6994 size_inlining_benefit, self_time and time_inlining_benefit.
6995 (struct cgraph_global_info): Replace insns by time ans size fields.
6996 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
6997 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
6998 (ipcp_update_callgraph): Do not touch function bodies.
6999 * ipa-inline.c: Include except.h
7000 (MAX_TIME): New constant.
7001 (overall_insns): Remove.
7003 (overall_size, max_benefit): New static variables.
7004 (cgraph_estimate_time_after_inlining): New function.
7005 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
7006 (cgraph_clone_inlined_nodes): Update size.
7007 (cgraph_mark_inline_edge): Update size.
7008 (cgraph_estimate_growth): Use size info.
7009 (cgraph_check_inline_limits): Check size.
7010 (cgraph_default_inline_p): Likewise.
7011 (cgraph_edge_badness): Compute badness based on benefit and size cost.
7012 (cgraph_decide_recursive_inlining): Check size.
7013 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
7015 (cgraph_decide_inlining): Likewise.
7016 (cgraph_decide_inlining_incrementally): Likewise; honor
7017 PARAM_EARLY_INLINING_INSNS.
7018 (likely_eliminated_by_inlining_p): New predicate.
7019 (estimate_function_body_sizes): New function.
7020 (compute_inline_parameters): Use it.
7021 * except.c (must_not_throw_labels): New function.
7022 * except.h (must_not_throw_labels): Declare.
7023 * tree-inline.c (init_inline_once): Kill inlining_weigths
7024 * tree-ssa-structalias.c: Avoid uninitialized warning.
7025 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
7026 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
7027 (PARAM_INLINE_CALL_COST): Remove.
7028 (PARAM_EARLY_INLINING_INSNS): New.
7030 2009-05-25 Richard Guenther <rguenther@suse.de>
7032 PR tree-optimization/36327
7033 * tree-ssa-alias.c (walk_non_aliased_vuses): Add second walker
7034 callback for reference translation or lookup at the point of may-defs.
7035 * tree-ssa-alias.h (walk_non_aliased_vuses): Adjust prototype.
7036 * tree-ssa-sccvn.c (get_ref_from_reference_ops): Bail out
7037 for union COMPONENT_REFs.
7038 (vn_reference_lookup_3): New callback. Lookup from memset
7039 and CONSTRUCTOR assignment, translate through struct copies.
7040 (vn_reference_lookup_pieces): Make sure to not free the
7041 passed operands array. Adjust walk_non_aliased_vuses call.
7042 (vn_reference_lookup): Adjust walk_non_aliased_vuses call,
7043 make sure we do not leak memory.
7045 2009-05-25 Richard Guenther <rguenther@suse.de>
7047 * tree-ssa-alias.h (dump_points_to_solution): Declare.
7048 * tree-inline.c (expand_call_inline): Reset the escaped and
7050 * tree-ssa-structalias.c (pass_build_ealias): New.
7051 * tree-pass.h (pass_build_ealias): Declare.
7052 * passes.c (init_optimization_passes): Add PTA during
7053 early optimizations.
7054 * tree-ssa-alias.c (dump_alias_info): Dump the ESCAPED
7055 and CALLUSED solutions.
7056 (dump_points_to_solution): New function, split out from ...
7057 (dump_points_to_info_for): ... here.
7058 * tree-parloops.c (parallelize_loops): Reset the escaped and
7061 2009-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
7064 * config/i386/i386.c (USE_HIDDEN_LINKONCE): Only define if missing.
7065 * config/i386/sol2.h [!TARGET_GNU_LD] (USE_HIDDEN_LINKONCE): Define.
7067 2009-05-25 Ira Rosen <irar@il.ibm.com>
7069 PR tree-optimization/40238
7070 * tree-vect-stmts.c (vect_init_vector): Insert initialization
7071 statements after basic block's labels.
7072 * tree-vect-slp.c (vect_slp_transform_bb): Call destroy_bb_vec_info()
7073 to free the allocated memory.
7075 2009-05-24 Kaz Kojima <kkojima@gcc.gnu.org>
7077 * gcc/config/sh/sh.c (sh_set_return_address): Mark store of
7078 return address with a USE.
7080 2009-05-24 Richard Guenther <rguenther@suse.de>
7083 * tree.c (make_vector_type): Build the TYPE_DEBUG_REPRESENTATION_TYPEs
7084 array type from the main variant of the inner type.
7086 2009-05-24 Jan-Benedict Glaw <jbglaw@lug-owl.de>
7088 * config/vax/vax-protos.h (legitimate_constant_address_p): Change
7089 definition to bool (from int) to un-break build.
7090 (legitimate_constant_p, vax_mode_dependent_address_p): Likewise.
7092 2009-05-24 Paolo Bonzini <bonzini@gnu.org>
7094 * tree-ssa-operands.h (push_stmt_changes, pop_stmt_changes,
7095 discard_stmt_changes): Delete.
7096 * tree-ssa-operands.c (scb_stack): Delete.
7097 (init_ssa_operands): Do not initialize it.
7098 (fini_ssa_operands): Do not free it.
7099 (push_stmt_changes, pop_stmt_changes, discard_stmt_changes): Delete.
7101 * tree-cfg.c (replace_uses_by): Replace pop_stmt_changes with
7102 update_stmt, remove the others. Fix comments.
7103 * tree-dfa.c (optimize_stack_restore): Likewise.
7104 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Likewise.
7105 * tree-ssa-loop-ivopts.c (rewrite_use): Likewise.
7106 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
7107 * tree-ssa-ccp.c (optimize_stack_restore, execute_fold_all_builtins):
7109 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
7110 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
7111 (dom_opt_finalize_block): Likewise, adjusting access to
7113 (optimize_stmt): Likewise, adjusting access to stmts_to_rescan.
7114 (stmts_to_rescan): Change item type to gimple.
7115 (tree_ssa_dominator_optimize): Change type of stmts_to_rescan.
7117 2009-05-24 Ira Rosen <irar@il.ibm.com>
7119 * doc/passes.texi (Tree-SSA passes): Document SLP pass.
7120 * tree-pass.h (pass_slp_vectorize): New pass.
7121 * params.h (SLP_MAX_INSNS_IN_BB): Define.
7122 * timevar.def (TV_TREE_SLP_VECTORIZATION): Define.
7123 * tree-vectorizer.c (timevar.h): Include.
7124 (user_vect_verbosity_level): Declare.
7125 (vect_location): Fix comment.
7126 (vect_set_verbosity_level): Update user_vect_verbosity_level
7127 instead of vect_verbosity_level.
7128 (vect_set_dump_settings): Add an argument. Ignore user defined
7129 verbosity if dump flags require higher level of verbosity. Print to
7130 stderr only for loop vectorization.
7131 (vectorize_loops): Update call to vect_set_dump_settings.
7132 (execute_vect_slp): New function.
7133 (gate_vect_slp): Likewise.
7134 (struct gimple_opt_pass pass_slp_vectorize): New.
7135 * tree-vectorizer.h (struct _bb_vec_info): Define along macros to
7137 (vec_info_for_bb): New function.
7138 (struct _stmt_vec_info): Add bb_vinfo and a macro for its access.
7139 (VECTORIZATION_ENABLED): New macro.
7140 (SLP_ENABLED, SLP_DISABLED): Likewise.
7141 (vect_is_simple_use): Add bb_vec_info argument.
7142 (new_stmt_vec_info, vect_analyze_data_ref_dependences,
7143 vect_analyze_data_refs_alignment, vect_verify_datarefs_alignment,
7144 vect_analyze_data_ref_accesses, vect_analyze_data_refs,
7145 vect_schedule_slp, vect_analyze_slp): Likewise.
7146 (vect_analyze_stmt): Add slp_tree argument.
7147 (find_bb_location): Declare.
7148 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
7149 * tree-vect-loop.c (new_loop_vec_info): Adjust function calls.
7150 (vect_analyze_loop_operations, vect_analyze_loop,
7151 get_initial_def_for_induction, vect_create_epilog_for_reduction,
7152 vect_finalize_reduction, vectorizable_reduction,
7153 vectorizable_live_operation, vect_transform_loop): Likewise.
7154 * tree-data-ref.c (dr_analyze_innermost): Update comment,
7155 skip evolution analysis if analyzing a basic block.
7156 (dr_analyze_indices): Likewise.
7157 (initialize_data_dependence_relation): Skip the test whether the
7158 object is invariant for basic blocks.
7159 (compute_all_dependences): Skip dependence analysis for data
7160 references in basic blocks.
7161 (find_data_references_in_stmt): Don't fail in case of invariant
7162 access in basic block.
7163 (find_data_references_in_bb): New function.
7164 (find_data_references_in_loop): Move code to
7165 find_data_references_in_bb and add a call to it.
7166 (compute_data_dependences_for_bb): New function.
7167 * tree-data-ref.h (compute_data_dependences_for_bb): Declare.
7168 * tree-vect-data-refs.c (vect_check_interleaving): Adjust to the case
7170 (vect_analyze_data_ref_dependence): Check for interleaving in case of
7171 unknown dependence in basic block and fail in case of dependence in
7173 (vect_analyze_data_ref_dependences): Add bb_vinfo argument, get data
7174 dependence instances from either loop or basic block vectorization
7176 (vect_compute_data_ref_alignment): Check if it is loop vectorization
7177 before calling nested_in_vect_loop_p.
7178 (vect_compute_data_refs_alignment): Add bb_vinfo argument, get data
7179 dependence instances from either loop or basic block vectorization
7181 (vect_verify_datarefs_alignment): Likewise.
7182 (vect_enhance_data_refs_alignment): Adjust function calls.
7183 (vect_analyze_data_refs_alignment): Likewise.
7184 (vect_analyze_group_access): Fix printing. Skip different checks if
7185 DR_STEP is 0. Keep strided stores either in loop or basic block
7186 vectorization data structure. Fix indentation.
7187 (vect_analyze_data_ref_access): Fix comments, allow zero step in
7189 (vect_analyze_data_ref_accesses): Add bb_vinfo argument, get data
7190 dependence instances from either loop or basic block vectorization
7192 (vect_analyze_data_refs): Update comment. Call
7193 compute_data_dependences_for_bb to analyze basic blocks.
7194 (vect_create_addr_base_for_vector_ref): Check for outer loop only in
7195 case of loop vectorization. In case of basic block vectorization use
7196 data-ref itself as a base.
7197 (vect_create_data_ref_ptr): In case of basic block vectorization:
7198 don't advance the pointer, add new statements before the current
7199 statement. Adjust function calls.
7200 (vect_supportable_dr_alignment): Support only aligned accesses in
7201 basic block vectorization.
7202 * common.opt (ftree-slp-vectorize): New flag.
7203 * tree-vect-patterns.c (widened_name_p): Adjust function calls.
7204 (vect_pattern_recog_1): Likewise.
7205 * tree-vect-stmts.c (process_use): Likewise.
7206 (vect_init_vector): Add new statements in the beginning of the basic
7207 block in case of basic block SLP.
7208 (vect_get_vec_def_for_operand): Adjust function calls.
7209 (vect_finish_stmt_generation): Likewise.
7210 (vectorizable_call): Add assert that it is loop vectorization, adjust
7212 (vectorizable_conversion, vectorizable_assignment): Likewise.
7213 (vectorizable_operation): In case of basic block SLP, take
7214 vectorization factor from statement's type and skip the relevance
7215 check. Adjust function calls.
7216 (vectorizable_type_demotion): Add assert that it is loop
7217 vectorization, adjust function calls.
7218 (vectorizable_type_promotion): Likewise.
7219 (vectorizable_store): Check for outer loop only in case of loop
7220 vectorization. Adjust function calls. For basic blocks, skip the
7221 relevance check and don't advance pointers.
7222 (vectorizable_load): Likewise.
7223 (vectorizable_condition): Add assert that it is loop vectorization,
7224 adjust function calls.
7225 (vect_analyze_stmt): Add argument. In case of basic block SLP, check
7226 that it is not reduction, get vector type, call only supported
7227 functions, skip loop specific parts.
7228 (vect_transform_stmt): Check for outer loop only in case of loop
7230 (new_stmt_vec_info): Add new argument and initialize bb_vinfo.
7231 (vect_is_simple_use): Fix comment, add new argument, fix conditions
7232 for external definition.
7233 * passes.c (pass_slp_vectorize): New pass.
7234 * tree-vect-slp.c (find_bb_location): New function.
7235 (vect_get_and_check_slp_defs): Add argument, adjust function calls,
7236 check for patterns only in loops.
7237 (vect_build_slp_tree): Add argument, adjust function calls, fail in
7238 case of multiple types in basic block SLP.
7239 (vect_mark_slp_stmts_relevant): New function.
7240 (vect_supported_load_permutation_p): Fix comment.
7241 (vect_analyze_slp_instance): Add argument. In case of basic block
7242 SLP, take vectorization factor from statement's type, check that
7243 unrolling factor is 1. Adjust function call. Save SLP instance in
7244 either loop or basic block vectorization structure. Return FALSE,
7246 (vect_analyze_slp): Add argument. Get strided stores groups from
7247 either loop or basic block vectorization structure. Return FALSE
7248 if basic block SLP failed.
7249 (new_bb_vec_info): New function.
7250 (destroy_bb_vec_info, vect_slp_analyze_node_operations,
7251 vect_slp_analyze_operations, vect_slp_analyze_bb): Likewise.
7252 (vect_schedule_slp): Add argument. Get SLP instances from either
7253 loop or basic block vectorization structure. Set vectorization factor
7254 to be 1 for basic block SLP.
7255 (vect_slp_transform_bb): New function.
7256 * params.def (PARAM_SLP_MAX_INSNS_IN_BB): Define.
7258 2009-05-23 Mark Mitchell <mark@codesourcery.com>
7260 * final.c (shorten_branches): Do not align labels for jump tables.
7261 (final_scan_insn): Use JUMP_TABLE_DATA_P.
7263 2009-05-23 Eric Botcazou <ebotcazou@adacore.com>
7265 * doc/passes.texi: Standardize spelling of RTL, Tree and Tree SSA.
7266 Remove outdated reference to flow.c and fix nits.
7267 * doc/gccint.texi: Tweak RTL description.
7268 * doc/rtl.texi: Likewise.
7270 2009-05-23 Denis Chertykov <chertykov@gmail.com>
7272 * config/avr/avr.c: Change my email address.
7273 * config/avr/avr.h: Likewise.
7274 * config/avr/avr.md: Likewise.
7275 * config/avr/avr-protos.h: Likewise.
7276 * config/avr/libgcc.S: Likewise.
7278 2009-05-22 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
7280 * config/spu/spu-protos.h (aligned_mem_p, spu_valid_mov): Remove.
7281 (spu_split_load, spu_split_store): Change return type to int.
7282 (spu_split_convert): Declare.
7283 * config/spu/predicates.md (spu_mem_operand): Remove.
7284 (spu_mov_operand): Update.
7285 (spu_dest_operand, shiftrt_operator, extend_operator): Define.
7286 * config/spu/spu.c (regno_aligned_for_load): Remove.
7287 (reg_aligned_for_addr, spu_expand_load): Define.
7288 (spu_expand_extv): Reimplement and handle MEM.
7289 (spu_expand_insv): Handle MEM.
7290 (spu_sched_reorder): Handle insn's with length 0.
7291 (spu_legitimate_address_p): Reimplement.
7292 (store_with_one_insn_p): Return TRUE for any mode with size
7293 larger than 16 bytes.
7294 (address_needs_split): Define.
7295 (spu_expand_mov): Call spu_split_load and spu_split_store for MEM
7297 (spu_convert_move): Define.
7298 (spu_split_load): Use spu_expand_load and change all MEM's to TImode.
7299 (spu_split_store): Change all MEM's to TImode.
7300 (spu_init_expanders): Preallocate registers that correspond to
7301 LAST_VIRTUAL_REG+1 and LAST_VIRTUAL_REG+2 and set them with
7303 (spu_split_convert): Define.
7304 * config/spu/spu.md (QHSI, QHSDI): New mode iterators.
7305 (_move<mode>, _movdi, _movti): Update predicate and condition.
7306 (load, store): Change to define_split.
7307 (extendqiti2, extendhiti2, extendsiti2, extendditi2): Simplify to
7309 (zero_extendqiti2, zero_extendhiti2, <v>lshr<mode>3_imm): Define.
7310 (lshr<mode>3, lshr<mode>3_imm, lshr<mode>3_re): Simplify to one
7311 define_insn_and_split of lshr<mode>3.
7312 (shrqbybi_<mode>, shrqby_<mode>): Simplify to define_expand.
7313 (<v>ashr<mode>3_imm): Define.
7314 (extv, extzv, insv): Allow MEM operands.
7315 (trunc_shr_ti<mode>, trunc_shr_tidi, shl_ext_<mode>ti,
7316 shl_ext_diti, sext_trunc_lshr_tiqisi, zext_trunc_lshr_tiqisi,
7317 sext_trunc_lshr_tihisi, zext_trunc_lshr_tihisi): Define for combine.
7318 (_spu_convert2): Change to define_insn_and_split and remove the
7319 corresponding define_peephole2.
7320 (stack_protect_set, stack_protect_test, stack_protect_test_si):
7321 Change predicates to memory_operand.
7323 2009-05-22 Mark Mitchell <mark@codesourcery.com>
7325 * config/arm/thumb2.md: Add 16-bit multiply instructions.
7327 2009-05-21 Michael Meissner <meissner@linux.vnet.ibm.com>
7329 PR tree-optimization/40219
7330 * tree.c (iterative_hash_expr): Make sure the builtin function is
7331 a normal builtin function and not a front end or back end builtin
7332 before indexing into the built_in_decls array.
7334 2009-05-22 Richard Guenther <rguenther@suse.de>
7337 * alias.c (write_dependence_p): Do not use TBAA for answering
7338 anti-dependence or output-dependence.
7339 * tree-ssa-structalias.c (set_uids_in_ptset): Remove TBAA pruning code.
7340 (emit_pointer_definition): Remove.
7341 (emit_alias_warning): Likewise.
7342 (find_what_var_points_to): Remove TBAA pruning code.
7343 (find_what_p_points_to): Likewise. Do not warn about strict-aliasing
7345 (compute_points_to_sets): Remove code computing the set of
7346 dereferenced pointers.
7347 * tree-data-ref.c (dr_may_alias_p): Properly use the split
7348 oracle for querying anti and output dependencies.
7349 * tree-ssa-alias.c (refs_may_alias_p_1): Add argument specifying
7350 if TBAA may be applied.
7351 (refs_anti_dependent_p): New function.
7352 (refs_output_dependent_p): Likewise.
7353 * tree-ssa-alias.h (refs_anti_dependent_p): Declare.
7354 (refs_output_dependent_p): Likewise.
7355 * doc/tree-ssa.texi (Memory model): New section.
7356 * doc/c-tree.texi (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
7357 * doc/gimple.texi (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
7358 * cfgexpand.c (expand_gimple_basic_block): Do not handle
7359 GIMPLE_CHANGE_DYNAMIC_TYPE or CHANGE_DYNAMIC_TYPE_EXPR.
7360 * expr.c (expand_expr_real_1): Likewise.
7361 * gimple-low.c (lower_stmt): Likewise.
7362 * gimple-pretty-print.c (dump_gimple_stmt): Likewise.
7363 (dump_gimple_cdt): Remove.
7364 * gimple.c (gss_for_code): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
7365 (gimple_size): Likewise.
7366 (walk_gimple_op): Likewise.
7367 (is_gimple_stmt): Likewise.
7368 (walk_stmt_load_store_addr_ops): Likewise.
7369 (gimple_build_cdt): Remove.
7370 * gimple.def (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
7371 * gimple.h (gimple_cdt_new_type): Remove.
7372 (gimple_cdt_new_type_ptr): Likewise.
7373 (gimple_cdt_set_new_type): Likewise.
7374 (gimple_cdt_location): Likewise.
7375 (gimple_cdt_location_ptr): Likewise.
7376 (gimple_cdt_set_location): Likewise.
7377 * gimplify.c (gimplify_expr): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
7378 * tree-cfg.c (remove_useless_stmts_1): Do not handle
7379 GIMPLE_CHANGE_DYNAMIC_TYPE.
7380 (verify_types_in_gimple_stmt): Likewise.
7381 * tree-inline.c (estimate_num_insns): Likewise.
7382 (expand_call_inline): Do not copy DECL_NO_TBAA_P.
7383 (copy_decl_to_var): Likewise.
7384 (copy_result_decl_to_var): Likewise.
7385 * tree-pretty-print.c (dump_generic_node): Do not handle
7386 CHANGE_DYNAMIC_TYPE_EXPR.
7387 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
7388 * tree-ssa-operands.c (get_expr_operands): Likewise.
7389 * tree-ssa-structalias.c (struct variable_info): Remove
7390 no_tbaa_pruning member.
7391 (new_var_info): Do not set it based on DECL_NO_TBAA_P.
7392 (unify_nodes): Do not copy it.
7393 (find_func_aliases): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
7394 (dump_solution_for_var): Do not dump no_tbaa_pruning state.
7395 (set_uids_in_ptset): Do not check it.
7396 (find_what_var_points_to): Likewise.
7397 (compute_tbaa_pruning): Remove.
7398 (compute_points_to_sets): Do not call it.
7399 * tree.c (walk_tree_1): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
7400 * tree.def (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
7401 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Remove.
7402 (CHANGE_DYNAMIC_TYPE_LOCATION): Likewise.
7403 (DECL_NO_TBAA_P): Likewise.
7404 (struct tree_decl_common): Move no_tbaa_flag to unused flags section.
7405 * omp-low.c (copy_var_decl): Do not copy DECL_NO_TBAA_P.
7406 (expand_omp_atomic_pipeline): Do not set it.
7407 * print-tree.c (print_node): Do not dump it.
7408 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
7411 2009-05-22 Vladimir Makarov <vmakarov@redhat.com>
7414 * reg-stack.c (subst_stack_regs_pat): Remove gcc_assert for note
7417 2009-05-22 Mark Mitchell <mark@codesourcery.com>
7419 * tree.c (handle_dll_attribute): Mark dllexport'd inlines as
7422 2009-05-22 Ben Elliston <bje@au.ibm.com>
7424 * Makefile.in (bversion.h, s-bversion): New targets.
7425 (TOPLEV_H): Add bversion.h.
7426 * toplev.h: Include "bversion.h".
7427 (ATTRIBUTE_GCC_DIAG): When building with checking disabled, use
7428 the __format__ attribute only if compiling with the same version
7429 of GCC as the sources (the "build version").
7431 2009-05-22 Ben Elliston <bje@au.ibm.com>
7433 * c-format.c (handle_format_attribute): Fix comment typo.
7435 2009-05-21 Steve Ellcey <sje@cup.hp.com>
7438 * config/ia64/ia64.opt (mfused-madd): New.
7439 * config/ia64/ia64.h (TARGET_DEFAULT): Set MASK_FUSED_MADD.
7440 * config/ia64/hpux.h (TARGET_DEFAULT): Ditto.
7441 * config/ia64/ia64.md (maddsf4, msubsf4, nmaddsf4,
7442 madddf4, madddf4_trunc, msubdf4, msubdf4_trunc, nmadddf4,
7443 nmadddf4_truncsf, maddxf4, maddxf4_truncsf, maddxf4_truncdf,
7444 msubxf4, msubxf4_truncsf msubxf4_truncdf, nmaddxf4,
7445 nmaddxf4_truncsf, nmaddxf4_truncdf): Check TARGET_FUSED_MADD.
7446 * config/ia64/vect.md (addv2sf3, subv2sf3): Force fpma/fpms
7447 instruction if !TARGET_FUSED_MADD.
7448 (fpma, fpms): Remove colon from name.
7450 2009-05-22 Richard Guenther <rguenther@suse.de>
7452 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Record
7453 TMR_ORIGINAL. Always either record TMR_SYMBOL or TMR_BASE.
7454 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Handle
7456 (create_expression_by_pieces): Only convert if necessary.
7457 * gimplify.c (gimplify_expr): Handle TARGET_MEM_REF.
7458 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Handle INTEGER_CST.
7460 2009-05-21 Adam Nemet <anemet@caviumnetworks.com>
7462 * config/mips/mips.md (*extzv_trunc<mode>_exts): Turn into a
7463 regular pattern from a template and rename it ...
7464 (*extzv_truncsi_exts): ... to this.
7466 2009-05-21 Richard Guenther <rguenther@suse.de>
7468 * cgraph.h (struct cgraph_node): Remove inline_decl member.
7469 * ipa-inline.c (cgraph_mark_inline_edge): Do not check it.
7470 (cgraph_default_inline_p): Likewise.
7471 (cgraph_decide_inlining_incrementally): Likewise.
7473 2009-05-21 H.J. Lu <hongjiu.lu@intel.com>
7474 Uros Bizjak <ubizjak@gmail.com>
7476 * config/i386/cpuid.h (bit_MOVBE): New.
7478 * config/i386/driver-i386.c (host_detect_local_cpu): Check movbe.
7480 * config/i386/i386.c (OPTION_MASK_ISA_MOVBE_SET): New.
7481 (OPTION_MASK_ISA_MOVBE_UNSET): Likewise.
7482 (ix86_handle_option): Handle OPT_mmovbe.
7483 (ix86_target_string): Add -mmovbe.
7484 (pta_flags): Add PTA_MOVBE.
7485 (processor_alias_table): Add PTA_MOVBE to "atom".
7486 (override_options): Handle PTA_MOVBE.
7488 * config/i386/i386.h (TARGET_MOVBE): New.
7490 * config/i386/i386.md (bswapsi2): Check TARGET_MOVBE.
7491 (*bswapsi_movbe): New.
7492 (*bswapdi_movbe): Likewise.
7493 (bswapdi2): Renamed to ...
7495 (bswapdi2): New expander.
7497 * config/i386/i386.opt (mmovbe): New.
7499 * doc/invoke.texi: Document -mmovbe.
7501 2009-05-21 Taras Glek <tglek@mozilla.com>
7503 * plugin.c (try_init_one_plugin): Updated to new plugin_init API.
7504 * gcc-plugin.h (plugin_init): Updated signature.
7505 * gcc-plugin.h (plugin_name_args): Moved to this header.
7506 * doc/plugins.texi (plugin_init): Updated documention to reflect
7508 * doc/plugins.texi (plugin_name_args): Added to documention.
7510 2009-05-21 Mark Mitchell <mark@codesourcery.com>
7512 * config/arm/neon.md (*mul<mode>3add<mode>_neon): New pattern.
7513 (*mul<mode>3neg<mode>add<mode>_neon): Likewise.
7515 2009-05-21 Shujing Zhao <pearly.zhao@oracle.com>
7517 * config/i386/i386.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P and
7518 JUMP_TABLE_DATA_P predicates where applicable.
7519 * config/i386/predicates.md: Ditto.
7520 * config/i386/sse.md: Ditto.
7522 2009-05-21 Jakub Jelinek <jakub@redhat.com>
7524 * config/i386/i386.md (adddi_4_rex64, addsi_4, addhi_4): For
7525 operand2 -128 override length_immediate attribute to 1.
7526 * config/i386/predicates.md (constm128_operand): New predicate.
7528 * config/i386/i386.c (memory_address_length): Handle %r12
7529 the same as %rsp and %r13 the same as %rbp. For %rsp and %rbp
7531 (ix86_attr_length_address_default): For MODE_SI lea in 64-bit
7532 mode look through optional ZERO_EXTEND and SUBREG.
7533 * config/i386/i386.md (R12_REG): New define_constant.
7534 (prefix_data16): For sse unit set also for MODE_TI insns.
7535 (prefix_rex): For -m32 always return 0. For TYPE_IMOVX
7536 insns set if operand 1 is ext_QIreg_operand.
7537 (modrm): For TYPE_IMOV clear only if not MODE_DI. For
7538 TYPE_{ALU{,1},ICMP,TEST} insn clear if there is non-shortened
7540 (*movdi_extzv_1, zero_extendhidi2, zero_extendqidi2): Change
7541 mode from MODE_DI to MODE_SI.
7542 (movdi_1_rex64): Override modrm and length_immediate attributes
7543 only for movabs (TYPE_IMOV, alternative 2).
7544 (zero_extendsidi2_rex64): Clear prefix_0f attribute if TYPE_IMOVX.
7545 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit,
7546 *float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit,
7547 *float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit,
7548 *float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Set
7549 prefix_rex attribute if DImode.
7550 (*adddi_1_rex64, *adddi_2_rex64, *adddi_3_rex64, *adddi_5_rex64,
7551 *addsi_1, *addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
7552 *addsi_3_zext, *addsi_5, *addhi_1_lea, *addhi_1, *addhi_2, *addhi_3,
7553 *addhi_5, *addqi_1_lea, *addqi_1): Override length_immediate
7554 attribute to 1 if TYPE_ALU and operand 2 is const128_operand.
7555 (pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64):
7556 Likewise. For TYPE_IMOV clear length_immediate attribute.
7557 (*ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashldi3_cconly_rex64,
7558 *ashlsi3_1, *ashlsi3_1_zext, *ashlsi3_cmp, **ashlsi3_cconly,
7559 *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1, *ashlhi3_cmp,
7560 *ashlhi3_cconly, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
7561 *ashlqi3_cconly): Override length_immediate attribute to 0 if TYPE_ALU
7562 or one operand TYPE_ISHIFT.
7563 (*ashrdi3_1_one_bit_rex64, *ashrdi3_one_bit_cmp_rex64,
7564 *ashrdi3_one_bit_cconly_rex64, *ashrsi3_1_one_bit,
7565 *ashrsi3_1_one_bit_zext, *ashrsi3_one_bit_cmp,
7566 *ashrsi3_one_bit_cconly, *ashrsi3_one_bit_cmp_zext,
7567 *ashrhi3_1_one_bit, *ashrhi3_one_bit_cmp, *ashrhi3_one_bit_cconly,
7568 *ashrqi3_1_one_bit, *ashrqi3_1_one_bit_slp, *ashrqi3_one_bit_cmp,
7569 *ashrqi3_one_bit_cconly, *lshrdi3_1_one_bit_rex64,
7570 *lshrdi3_cmp_one_bit_rex64, *lshrdi3_cconly_one_bit_rex64,
7571 *lshrsi3_1_one_bit, *lshrsi3_1_one_bit_zext, *lshrsi3_one_bit_cmp,
7572 *lshrsi3_one_bit_cconly, *lshrsi3_cmp_one_bit_zext,
7573 *lshrhi3_1_one_bit, *lshrhi3_one_bit_cmp, *lshrhi3_one_bit_cconly,
7574 *lshrqi3_1_one_bit, *lshrqi3_1_one_bit_slp, *lshrqi2_one_bit_cmp,
7575 *lshrqi2_one_bit_cconly, *rotlsi3_1_one_bit_rex64, *rotlsi3_1_one_bit,
7576 *rotlsi3_1_one_bit_zext, *rotlhi3_1_one_bit, *rotlqi3_1_one_bit_slp,
7577 *rotlqi3_1_one_bit, *rotrdi3_1_one_bit_rex64, *rotrsi3_1_one_bit,
7578 *rotrsi3_1_one_bit_zext, *rotrhi3_one_bit, *rotrqi3_1_one_bit,
7579 *rotrqi3_1_one_bit_slp): Override length_immediate attribute to 0,
7580 set mode attribute, don't override length attribute.
7581 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Set prefix_0f attribute
7583 (return_internal_long): Set length attribute to 2 instead of 1.
7584 (*strmovqi_rex_1, *strsetqi_rex_1, *rep_stosqi_rex64,
7585 *cmpstrnqi_nz_rex_1, *cmpstrnqi_rex_1, *strlenqi_rex_1): Clear
7586 prefix_rex attribute.
7587 * config/i386/predicates.md (ext_QIreg_operand, const128_operand):
7589 (memory_displacement_only_operand): Always return 0 for TARGET_64BIT.
7591 2009-05-21 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7593 * config/arm/thumb2.md (orsi_notsi_si): Fix typo in pattern.
7595 2009-05-20 Ian Lance Taylor <iant@google.com>
7597 * tree.c (build_tree_list_vec_stat): New function.
7598 (ctor_to_vec): New function.
7599 (build_nt_call_vec): New function.
7600 (build_call_array): Change args to be a const pointer.
7601 (build_call_vec): New function.
7602 * tree.h (build_nt_call_vec): Declare.
7603 (build_tree_list_vec_stat): Declare.
7604 (build_tree_list_vec): Define.
7605 (build_call_array): Update declaration.
7606 (build_call_vec): Declare.
7607 (ctor_to_vec): Declare.
7608 * c-common.c (tree_vector_cache): New static variable.
7609 (make_tree_vector): New function.
7610 (release_tree_vector): New function.
7611 (make_tree_vector_single): New function.
7612 (make_tree_vector_copy): New function.
7613 * c-common.h (tree_vector_cache, make_tree_vector): Declare.
7614 (make_tree_vector_single, make_tree_vector_copy): Declare.
7615 * c-parser.c (cached_expr_list_1, cached_expr_list_2): Remove.
7616 (c_parser_expr_list): Don't manage cache here, instead call
7618 (c_parser_release_expr_list): Remove static function.
7619 (c_parser_vec_to_tree_list): Remove static function.
7620 (c_parser_attributes): Call build_tree_list_vec instead of
7621 c_parser_vec_to_tree_list. Call release_tree_vector instead of
7622 c_parser_release_expr_list.
7623 (c_parser_postfix_expression_after_primary): Likewise.
7624 (c_parser_objc_keywordexpr): Likewise.
7626 2009-05-20 Sandra Loosemore <sandra@codesourcery.com>
7628 * doc/tm.texi (Misc): Document TARGET_INVALID_PARAMETER_TYPE,
7629 TARGET_INVALID_RETURN_TYPE, TARGET_PROMOTED_TYPE, and
7630 TARGET_CONVERT_TO_TYPE.
7631 * hooks.c (hook_tree_const_tree_null): Define.
7632 * hooks.h (hook_tree_const_tree_null): Declare.
7633 * target.h (struct gcc_target): Add invalid_parameter_type,
7634 invalid_return_type, promoted_type, and convert_to_type fields.
7635 * target-def.h: (TARGET_INVALID_PARAMETER_TYPE): Define.
7636 (TARGET_INVALID_RETURN_TYPE): Define.
7637 (TARGET_PROMOTED_TYPE): Define.
7638 (TARGET_CONVERT_TO_TYPE): Define.
7639 (TARGET_INITIALIZER): Update for new fields.
7640 * c-decl.c (grokdeclarator): Check targetm.invalid_return_type.
7641 (grokparms): Check targetm.invalid_parameter_type.
7642 * c-typeck.c (default_conversion): Check targetm.promoted_type.
7643 * c-convert.c (convert): Check targetm.convert_to_type.
7645 2009-05-20 Adam Nemet <anemet@caviumnetworks.com>
7647 * config/mips/mips.md (*extenddi_truncate<mode>,
7648 *extendsi_truncate<mode>): Emit exts if supported. Add attribute
7650 (*extendhi_truncateqi): New define_insn_and_sptit.
7652 2009-05-20 Jakub Jelinek <jakub@redhat.com>
7655 * fold-const.c (fold_binary) <case BIT_AND_EXPR>: Avoid infinite
7656 recursion if build_int_cst_type returns the same INTEGER_CST as arg1.
7658 2009-05-20 Eric Botcazou <ebotcazou@adacore.com>
7660 * fold-const.c (build_fold_addr_expr_with_type): Take the address of
7661 the operand of VIEW_CONVERT_EXPR.
7663 2009-05-20 H.J. Lu <hongjiu.lu@intel.com>
7665 * config/i386/driver-i386.c (host_detect_local_cpu): Check
7666 extended family and model for Intel processors. Support Intel Atom.
7668 2009-05-20 Olivier Hainque <hainque@adacore.com>
7670 * gstab.h (stab_code_type): Define, to be used instead of the
7671 __stab_debug_code enum, made anonymous. Add 2009 to the copyright
7673 * dbxout.c (STAB_CODE_TYPE): Remove #define and replace use
7674 occurrences by stab_code_type.
7675 * mips-tfile.c (STAB_CODE_TYPE): Remove #define, unused.
7677 2009-05-20 Martin Jambor <mjambor@suse.cz>
7679 * tree-flow.h (insert_edge_copies_seq): Undeclare.
7680 (sra_insert_before): Likewise.
7681 (sra_insert_after): Likewise.
7682 (sra_init_cache): Likewise.
7683 (sra_type_can_be_decomposed_p): Likewise.
7684 * tree-mudflap.c (insert_edge_copies_seq): Copied here from tree-sra.c
7685 * tree-sra.c (sra_type_can_be_decomposed_p): Made static.
7686 (sra_insert_before): Likewise.
7687 (sra_insert_after): Likewise.
7688 (sra_init_cache): Likewise.
7689 (insert_edge_copies_seq): Made static and moved upwards.
7691 * tree-complex.c (extract_component): Added VIEW_CONVERT_EXPR switch
7694 * tree-flow-inline.h (contains_view_convert_expr_p): New function.
7696 * ipa-prop.c (get_ssa_def_if_simple_copy): New function.
7697 (determine_cst_member_ptr): Call get_ssa_def_if_simple_copy to skip
7700 2009-05-20 Richard Guenther <rguenther@suse.de>
7702 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
7703 with mismatched comparison modes.
7705 2009-05-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7707 * config/arm/arm.md (*arm_iorsi3): Refactored for only ARM.
7708 (peephole ior (reg, int) -> mov, ior): Refactored for only ARM.
7709 * config/arm/thumb2.md (*thumb_andsi_not_shiftsi_si): Allow bic
7710 with shifts for Thumb2.
7711 (orsi_notsi): New for orn.
7712 (*thumb_orsi_notshiftsi_si): Allow orn with shifts.
7713 (*thumb2_iorsi3): Rewrite support for iorsi for Thumb2.
7714 * config/arm/arm.c (const_ok_for_op): Split case for IOR for Thumb2.
7715 (arm_gen_constant): Set can_invert for IOR and Thumb2, Add comments.
7716 Don't invert remainder for IOR.
7718 2009-05-19 Zdenek Dvorak <ook@ucw.cz>
7720 PR tree-optimization/40087
7721 * tree-ssa-loop-niter.c (number_of_iterations_ne_max,
7722 number_of_iterations_ne): Rename never_infinite argument.
7723 (number_of_iterations_lt_to_ne, number_of_iterations_lt,
7724 number_of_iterations_le): Handle pointer-type ivs when
7725 exit_must_be_taken is false.
7726 (number_of_iterations_cond): Do not always assume that
7727 exit_must_be_taken if the control variable is a pointer.
7729 2009-05-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
7731 * c-typeck.c (build_binary_op): Allow % on integal vectors.
7732 * doc/extend.texi (Vector Extension): Document that % is allowed too.
7734 2009-05-19 H.J. Lu <hongjiu.lu@intel.com>
7736 * config/i386/i386.c (ix86_avoid_jump_mispredicts): Check
7737 ASM_OUTPUT_MAX_SKIP_PAD instead of ASM_OUTPUT_MAX_SKIP_ALIGN.
7739 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
7742 * c.opt (Wlogical-op): Disabled by default.
7743 * c-opt (c_common_post_options): Do not enable Wlogical-op with
7745 * doc/invoke.texi (Wlogical-op): Likewise.
7747 2009-05-19 Eric Botcazou <ebotcazou@adacore.com>
7749 * tree-scalar-evolution.c (follow_ssa_edge_expr) <NOP_EXPR>: Turn
7751 <PLUS_EXPR>: Strip useless type conversions instead of type nops.
7752 Propagate the type of the first operand.
7753 <ASSERT_EXPR>: Simplify.
7754 (follow_ssa_edge_in_rhs): Use gimple_expr_type to get the type.
7755 Rewrite using the RHS code as discriminant.
7756 <NOP_EXPR>: Turn into CASE_CONVERT.
7757 <PLUS_EXPR>: Propagate the type of the first operand.
7759 2009-05-19 Steve Ellcey <sje@cup.hp.com>
7761 * config/ia64/ia64-protos.h (ia64_dconst_0_5): New.
7762 (ia64_dconst_0_375): New.
7763 * config/ia64/ia64.c (ia64_override_options): Remove
7764 -minline-sqrt-min-latency warning.
7765 (ia64_dconst_0_5_rtx, ia64_dconst_0_5): New.
7766 (ia64_dconst_0_375_rtx, ia64_dconst_0_375): New
7767 * config/ia64/ia64.md (*sqrt_approx): Remove.
7768 (sqrtsf2): Remove #if 0.
7769 (sqrtsf2_internal_thr): Rewrite and move to div.md.
7770 (sqrtdf): Remove assert.
7771 (sqrtdf2_internal_thr): Rewrite and move to div.md.
7772 (sqrtxf2): Remove #if 0.
7773 (sqrtxf2_internal_thr): Rewrite and move to div.md.
7774 * div.md (sqrt_approx_rf): New.
7775 (sqrtsf2_internal_thr): New implementation.
7776 (sqrtsf2_internal_lat): New.
7777 (sqrtdf2_internal_thr: New implementation.
7778 (sqrtxf2_internal): New implementation.
7780 2009-05-19 Francois-Xavier Coudert <fxcoudert@gmail.com>
7781 Hans-Peter Nilsson <hp@axis.com>
7783 * defaults.h (UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE)
7784 (WCHAR_TYPE, MODIFIED_WCHAR_TYPE, PTRDIFF_TYPE, WINT_TYPE)
7785 (INTMAX_TYPE, UINTMAX_TYPE, SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE)
7786 (INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE)
7787 (UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE)
7788 (INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE)
7789 (UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE)
7790 (INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE)
7791 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE)
7792 (SIZE_TYPE, PID_TYPE, CHAR16_TYPE, CHAR32_TYPE): Move defaults here...
7793 * c-common.c: ...from here.
7795 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
7797 * c-common.c (warn_logical_operator): Remove unnecessary conditionals.
7799 2009-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7801 * builtins.c (do_mpc_arg1): Separate MPFR/MPC C rounding types.
7803 2009-05-19 Ben Elliston <bje@au.ibm.com>
7805 * unwind-dw2-fde.c (fde_unencoded_compare): Replace type punning
7806 assignments with memcpy calls.
7807 (add_fdes): Likewise.
7808 (binary_search_unencoded_fdes): Likewise.
7809 (linear_search_fdes): Eliminate type puns.
7811 2009-05-19 Richard Guenther <rguenther@suse.de>
7813 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do
7814 not falsely claim to have propagated into all uses.
7816 2009-05-19 Ben Elliston <bje@au.ibm.com>
7818 * doc/invoke.texi (C Dialect Options): Update OpenMP specification
7821 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
7823 * config/sh/sh-protos.h (sh_legitimate_address_p): Remove.
7824 * config/sh/sh.c (sh_legitimate_address_p): Make static.
7825 (TARGET_LEGITIMATE_ADDRESS_P): New.
7826 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7827 * config/sh/sh.md: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
7829 2009-05-18 Dodji Seketeli <dodji@redhat.com>
7832 * dwarf2out.c (gen_type_die_with_usage): Generate the DIE as a
7833 child of the containing namespace's DIE.
7835 2009-05-18 Adam Nemet <anemet@caviumnetworks.com>
7837 * config/mips/mips.md (*zero_extend<GPR:mode>_trunc<SHORT:mode>,
7838 *zero_extendhi_truncqi): Move after the zero_extend patterns.
7839 (*extenddi_truncate<mode>, *extendsi_truncate<mode>): Move after the
7842 2009-05-18 H.J. Lu <hongjiu.lu@intel.com>
7845 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Replace
7846 gen_align with gen_pad.
7847 (ix86_reorg): Check ASM_OUTPUT_MAX_SKIP_PAD instead of
7848 #ifdef ASM_OUTPUT_MAX_SKIP_ALIGN.
7850 * config/i386/i386.h (ASM_OUTPUT_MAX_SKIP_PAD): New.
7851 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_PAD): Likewise.
7853 * config/i386/i386.md (align): Renamed to ...
7854 (pad): This. Replace ASM_OUTPUT_MAX_SKIP_ALIGN with
7855 ASM_OUTPUT_MAX_SKIP_PAD.
7857 2009-05-18 Andreas Schwab <schwab@linux-m68k.org>
7859 * config.gcc: Fix variable syntax.
7862 * config/m68k/m68k.c (output_andsi3): Mask off sign bit copies
7863 before calling exact_log2.
7864 (output_iorsi3): Likewise.
7865 (output_xorsi3): Likewise.
7867 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
7869 * config/sh/sh.c (expand_cbranchdi4): Use a scratch register
7870 for the none zero constant operand except for EQ and NE
7871 comprisons even when the first operand is R0.
7873 2009-05-18 Andreas Krebbel <krebbel1@de.ibm.com>
7875 * config/s390/2064.md: Remove trailing whitespaces.
7876 * config/s390/2084.md: Likewise.
7877 * config/s390/constraints.md: Likewise.
7878 * config/s390/fixdfdi.h: Likewise.
7879 * config/s390/libgcc-glibc.ver: Likewise.
7880 * config/s390/s390-modes.def: Likewise.
7881 * config/s390/s390-protos.h: Likewise.
7882 * config/s390/s390.c: Likewise.
7883 * config/s390/s390.h: Likewise.
7884 * config/s390/s390.md: Likewise.
7885 * config/s390/tpf-unwind.h: Likewise.
7887 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
7889 * config/m68k/m68k.c (m68k_legitimize_address): Fix typo in signature.
7891 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
7894 * configure.ac (m68k-*-*): Check if binutils support TLS.
7895 * configure: Regenerate.
7896 * config/m68k/predicates.md (symbolic_operand): Extend comment.
7897 * config/m68k/constraints.md (Cu): New constraint.
7898 * config/m68k/m68k.md (UNSPEC_GOTOFF): Remove.
7899 (UNSPEC_RELOC16, UNSPEC_RELOC32): New constants.
7900 (movsi): Handle TLS symbols.
7901 (addsi3_5200): Handle XTLS symbols, indent.
7902 * config/m68k/m68k-protos.h (m68k_legitimize_tls_address): Declare.
7903 (m68k_tls_reference_p): Declare.
7904 (m68k_legitimize_address): Declare.
7905 (m68k_unwrap_symbol): Declare.
7906 * config/m68k/m68k.opt (mxtls): New option.
7907 * config/m68k/m68k.c (ggc.h): Include.
7908 (m68k_output_dwarf_dtprel): Implement hook.
7909 (TARGET_HAVE_TLS, TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
7910 (m68k_expand_prologue): Load GOT pointer when function needs it.
7911 (m68k_illegitimate_symbolic_constant_p): Handle TLS symbols.
7912 (m68k_legitimate_constant_address_p): Same.
7913 (m68k_decompose_address): Handle TLS references.
7914 (m68k_get_gp): New static function.
7915 (enum m68k_reloc): New contants.
7916 (TLS_RELOC_P): New macro.
7917 (m68k_wrap_symbol): New static function.
7918 (m68k_unwrap_symbol): New function.
7919 (m68k_final_prescan_insn_1): New static function.
7920 (m68k_final_prescan_insn): New function.
7921 (m68k_move_to_reg, m68k_wrap_symbol_into_got_ref): New static
7923 (legitimize_pic_address): Handle TLS references..
7924 (m68k_tls_get_addr, m68k_get_tls_get_addr)
7925 (m68k_libcall_value_in_a0_p)
7926 (m68k_call_tls_get_addr, m68k_read_tp, m68k_get_m68k_read_tp)
7927 (m68k_call_m68k_read_tp): Helper variables and functions for ...
7928 (m68k_legitimize_tls_address): Handle TLS references.
7929 (m68k_tls_symbol_p, m68k_tls_reference_p_1, m68k_tls_reference_p):
7931 (m68k_legitimize_address): Handle TLS symbols.
7932 (m68k_get_reloc_decoration): New static function.
7933 (m68k_output_addr_const_extra): Handle UNSPEC_RELOC16 and
7935 (m68k_output_dwarf_dtprel): Implement hook.
7936 (print_operand_address): Handle UNSPEC_RELOC16 adn UNSPEC_RELOC32.
7937 (m68k_libcall_value): Return result in A0 instead of D0 when asked by
7938 m68k_call_* routines.
7939 (sched_attr_op_type): Handle TLS symbols.
7940 (gt-m68k.h): Include.
7941 * config/m68k/m68k.h (FINAL_PRESCAN_INSN): Define.
7942 (LEGITIMATE_PIC_OPERAND_P): Support TLS.
7944 2009-05-18 Martin Jambor <mjambor@suse.cz>
7946 * ipa-prop.c (ipa_check_stmt_modifications): Removed.
7947 (visit_store_addr_for_mod_analysis): New function.
7948 (ipa_detect_param_modifications): Use walk_stmt_load_store_addr_ops.
7949 (determine_cst_member_ptr): Use gimple_assign_single_p.
7950 (ipa_get_stmt_member_ptr_load_param): Use gimple_assign_single_p.
7951 (ipa_analyze_call_uses): Use !gimple_assign_rhs2 rather than number of
7952 operands. Don't check number of operands of a NOP_EXPR.
7954 2009-05-18 Eric Fisher <joefoxreal@gmail.com>
7956 * doc/tree-ssa.texi (SSA Operands): Fix a mistake.
7958 2009-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
7961 * c-common.c (warn_logical_operator): Don't warn if one of
7962 expression isn't always true or false.
7964 2009-05-17 Kai Tietz <kai.tietz@onevision.com>
7966 * config/i386/biarch32.h: New file.
7967 * config.gcc: Add for target i386-w64-* the biarch32.h to tm_file.
7969 2009-05-17 Adam Nemet <anemet@caviumnetworks.com>
7971 * config/mips/mips.md (*zero_extend<mode>_trunchi,
7972 *zero_extend<mode>_truncqi): Merge these into ...
7973 (*zero_extend<GPR:mode>_trunc<SHORT:mode>): ... this new pattern.
7974 Name the pattern following this as *zero_extendhi_truncqi.
7976 2009-05-16 Brad Lucier <lucier@math.purdue.edu>
7979 * hwint.h: Add macro HOST_WIDEST_INT_PRINT.
7980 * bitmap.c (bitmap_descriptor): Make fields HOST_WIDEST_INT.
7981 (output_info): Make field HOST_WIDEST_INT.
7982 (print_statistics): Use HOST_WIDEST_INT_PRINT.
7983 (dump_bitmat_statistics): Same.
7985 2009-05-16 Francois-Xavier Coudert <fxcoudert@gmail.com>
7987 * config.gcc (use_gcc_stdint): Set to wrap.
7988 * config/darwin.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
7989 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
7990 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
7991 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
7992 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
7993 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
7994 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
7995 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
7997 2009-05-16 Joseph Myers <joseph@codesourcery.com>
7999 * config.gcc (mips*-*-*): Support arch_32, arch_64, tune_32 and
8001 * config/mips/mips.h (MIPS_ABI_DEFAULT, MULTILIB_ABI_DEFAULT):
8002 Move definitions earlier.
8003 (OPT_ARCH64, OPT_ARCH32): Define.
8004 (OPTION_DEFAULT_SPECS): Add entries for arch_32, arch_64, tune_32
8007 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
8010 * arm.md (cstoresi_nltu_thumb1): Use a neg of ltu as the pattern name
8013 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
8015 * arm.md (movdi2): Copy non-reg values to DImode registers.
8017 2009-05-16 Jakub Jelinek <jakub@redhat.com>
8020 * final.c (label_to_max_skip): New function.
8021 (label_to_alignment): Only use LABEL_TO_ALIGNMENT if
8022 CODE_LABEL_NUMBER <= max_labelno.
8023 * output.h (label_to_max_skip): New prototype.
8024 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Renamed to...
8025 (ix86_avoid_jump_mispredicts): ... this. Don't define if
8026 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined. Update comment.
8027 Handle CODE_LABELs with >= 16 byte alignment or with
8028 max_skip == (1 << align) - 1.
8029 (ix86_reorg): Don't call ix86_avoid_jump_mispredicts if
8030 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined.
8033 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Don't emit second
8034 .p2align 3 if MAX_SKIP is smaller than 7.
8035 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
8037 2009-05-15 Ian Lance Taylor <iant@google.com>
8039 * alias.c (struct alias_set_entry_d): Rename from struct
8040 alias_set_entry. Change all uses.
8041 * except.c (struct call_site_record_d): Rename from struct
8042 call_site_record. Change all uses.
8043 * except.h (struct eh_region_d): Rename from struct eh_region.
8045 * gcse.c (struct hash_table_d): Rename from struct hash_table.
8047 * graphite.c (struct ivtype_map_elt_d): Rename fromstruct
8048 ivtype_map_elt. Change all uses.
8049 (struct rename_map_elt_d): Rename fromstruct rename_map_elt.
8051 (struct ifsese_d): Rename fromstruct ifsese. Change all uses.
8052 * graphite.h (struct name_tree_d): Rename from struct name_tree.
8054 (struct sese_d): Rename from struct sese. Change all uses.
8055 * omega.h (struct eqn_d): Rename from struct eqn. Change all uses.
8056 (struct omega_pb_d): Rename from struct omega_pb. Change all uses.
8057 * optabs.h (struct optab_d): Rename from struct optab. Change all
8059 (struct convert_optab_d): Rename from struct convert_optab.
8061 * tree-pass.h (struct ipa_opt_pass_d): Rename fromstruct
8062 ipa_opt_pass. Change all uses.
8063 * tree-predcom.c (struct dref_d): Rename from struct dref. Change
8066 * c-decl.c (pushtag): If -Wc++-compat, warn if the tag is already
8067 defined as a typedef.
8068 (grokdeclarator): If -Wc++-compat, warn if a typedef is already
8071 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
8074 * fold-const.c (make_range,build_range_check,merge_ranges): Move
8076 (merge_ranges): Returns bool.
8077 * tree.h (make_range): .. to here.
8078 (build_range_check): Likewise.
8079 (merge_ranges): Likewise. Renamed from merge_ranges.
8080 * c-typeck.c (parser_build_binary_op): Update calls to
8081 warn_logical_operator.
8082 * c-common.c (warn_logical_operator): Add new warning.
8083 * c-common.h (warn_logical_operator): Update declaration.
8085 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
8087 * ira-conflicts.c (add_insn_allocno_copies): Fix wrong conditional.
8089 2009-05-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8091 * doc/install.texi: Document MPC requirements, flags etc.
8093 * builtins.c (do_mpc_arg1, fold_builtin_ccos): New.
8094 (fold_builtin_cexp): Ensure we get a complex REAL_TYPE.
8095 Evaluate constant arguments.
8096 (fold_builtin_carg): Ensure we get a complex REAL_TYPE.
8097 (fold_builtin_1): Likewise, also evaluate constant arguments.
8098 Remove superfluous break.
8099 (do_mpc_ckconv): New.
8100 * real.h: Include mpc.h.
8101 * toplev.c (print_version): Output MPC version info if available.
8103 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
8105 * fold-const.c (fold_convert_const_real_from_real): Check for overflow.
8107 2009-05-15 H.J. Lu <hongjiu.lu@intel.com>
8109 * config/i386/i386.c (ix86_reorg): Call optimize_function_for_speed_p
8112 2009-05-15 Jan Hubicka <jh@suse.cz>
8114 * doc/invoke.texi (max-early-inliner-iterations): New flag.
8115 * ipa-inline.c (enum inlining_mode): New INLINE_SIZE_NORECURSIVE.
8116 (try_inline): Fix return value.
8117 (cgraph_decide_inlining_incrementally): Honor new value.
8118 (cgraph_early_inlining): Handle indirect inlining.
8119 * params.def (PARAM_EARLY_INLINER_MAX_ITERATIONS): New.
8121 2009-05-15 Jan Hubicka <jh@suse.cz>
8123 * cgraph.h (struct cgraph_node): Add finalized_by_frotnend flag.
8124 * cgraphunit.c (cgraph_finalize_function): Set it.
8125 (cgraph_expand_function): Use it.
8127 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
8129 * real.c (encode_ieee_half): Define.
8130 (decode_ieee_half): Define.
8131 (ieee_half_format): Define.
8132 (arm_half_format): Define.
8133 * real.h (ieee_half_format): Declare.
8134 (arm_half_format): Declare.
8136 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
8138 * optabs.c (prepare_float_lib_cmp): Test that the comparison,
8139 swapped, and reversed optabs exist before trying to use them.
8141 2009-05-15 Paul Brook <paul@codesourcery.com>
8142 Sandra Loosemore <sandra@codesourcery.com>
8144 * config/arm/arm.c (neon_vector_mem_operand): Handle element/structure
8145 loads. Allow PRE_DEC.
8146 (output_move_neon): Handle PRE_DEC.
8147 (arm_print_operand): Add 'A' for neon structure loads.
8148 * config/arm/arm-protos.h (neon_vector_mem_operand): Update prototype.
8149 * config/arm/neon.md (neon_mov): Update comment.
8150 * config/arm/constraints.md (Un, Us): Update neon_vector_mem_operand
8152 (Um): New constraint.
8154 2009-05-15 Jan Hubicka <jh@suse.cz>
8156 Revert the following patch until testsuite fallout is fixed:
8157 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
8158 * cgraph.h (struct inline_summary): New filed self_wize,
8159 size_inlining_benefit, self_time and time_inlining_benefit.
8160 (struct cgraph_global_info): Replace insns by time ans size fields.
8161 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
8162 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
8163 (ipcp_update_callgraph): Do not touch function bodies.
8164 * ipa-inline.c: Include except.h
8165 (MAX_TIME): New constant.
8166 (overall_insns): Remove
8167 (overall_size, max_benefit): New static variables.
8168 (cgraph_estimate_time_after_inlining): New function.
8169 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
8170 (cgraph_clone_inlined_nodes): Update size.
8171 (cgraph_mark_inline_edge): Update size.
8172 (cgraph_estimate_growth): Use size info.
8173 (cgraph_check_inline_limits): Check size.
8174 (cgraph_default_inline_p): Likewise.
8175 (cgraph_edge_badness): Compute badness based on benefit and size cost.
8176 (cgraph_decide_recursive_inlining): Check size.
8177 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
8179 (cgraph_decide_inlining): Likewise.
8180 (cgraph_decide_inlining_incrementally): Likewise; honor
8181 PARAM_EARLY_INLINING_INSNS.
8182 (likely_eliminated_by_inlining_p): New predicate.
8183 (estimate_function_body_sizes): New function.
8184 (compute_inline_parameters): Use it.
8185 * except.c (must_not_throw_labels): New function.
8186 * except.h (must_not_throw_labels): Declare.
8187 * tree-inline.c (init_inline_once): Kill inlining_weigths
8188 * tree-ssa-structalias.c: Avoid uninitialized warning.
8189 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
8190 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
8191 (PARAM_INLINE_CALL_COST): Remove.
8192 (PARAM_EARLY_INLINING_INSNS): New.
8194 2009-05-15 Richard Guenther <rguenther@suse.de>
8196 * tree-ssa-pre.c (eliminate): Use TODO_update_ssa_only_virtuals,
8197 not TODO_update_ssa.
8199 2009-05-15 Richard Guenther <rguenther@suse.de>
8201 PR tree-optimization/39999
8202 * gimple.h (gimple_expr_type): Use the expression type looking
8203 through useless conversions.
8204 * tree-ssa-sccvn.c (vn_nary_op_lookup_stmt): Use gimple_expr_type.
8205 (vn_nary_op_insert_stmt): Likewise.
8206 (simplify_binary_expression): Likewise.
8208 2009-05-15 Richard Guenther <rguenther@suse.de>
8210 * common.opt (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
8211 New options, enabled by default.
8212 * doc/invoke.texi (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
8214 * tree-ssa-forwprop.c (gate_forwprop): Use flag_tree_forwprop.
8215 * tree-ssa-phiprop.c (gate_phiprop): Use flag_tree_phiprop.
8216 * tree-ssa-structalias.c (gate_tree_pta): New function.
8217 (pass_build_alias): Use it.
8219 2009-05-15 Joseph Myers <joseph@codesourcery.com>
8221 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Also
8222 recurse on an invariant address if a conversion from a pointer
8223 type to a wider integer type is involved.
8225 2009-05-15 Jan Hubicka <jh@suse.cz>
8227 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
8228 * cgraph.h (struct inline_summary): New filed self_wize,
8229 size_inlining_benefit, self_time and time_inlining_benefit.
8230 (struct cgraph_global_info): Replace insns by time ans size fields.
8231 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
8232 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
8233 (ipcp_update_callgraph): Do not touch function bodies.
8234 * ipa-inline.c: Include except.h
8235 (MAX_TIME): New constant.
8236 (overall_insns): Remove
8237 (overall_size, max_benefit): New static variables.
8238 (cgraph_estimate_time_after_inlining): New function.
8239 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
8240 (cgraph_clone_inlined_nodes): Update size.
8241 (cgraph_mark_inline_edge): Update size.
8242 (cgraph_estimate_growth): Use size info.
8243 (cgraph_check_inline_limits): Check size.
8244 (cgraph_default_inline_p): Likewise.
8245 (cgraph_edge_badness): Compute badness based on benefit and size cost.
8246 (cgraph_decide_recursive_inlining): Check size.
8247 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
8249 (cgraph_decide_inlining): Likewise.
8250 (cgraph_decide_inlining_incrementally): Likewise; honor
8251 PARAM_EARLY_INLINING_INSNS.
8252 (likely_eliminated_by_inlining_p): New predicate.
8253 (estimate_function_body_sizes): New function.
8254 (compute_inline_parameters): Use it.
8255 * except.c (must_not_throw_labels): New function.
8256 * except.h (must_not_throw_labels): Declare.
8257 * tree-inline.c (init_inline_once): Kill inlining_weigths
8258 * tree-ssa-structalias.c: Avoid uninitialized warning.
8259 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
8260 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
8261 (PARAM_INLINE_CALL_COST): Remove.
8262 (PARAM_EARLY_INLINING_INSNS): New.
8263 doc/invoke.texi (max-inline-insns-auto, early-inlining-insns): Update.
8264 (inline-call-cost): Remove.
8265 (early-inlining-insns): New.
8267 2009-05-15 Eric Botcazou <ebotcazou@adacore.com>
8269 * dbxout.c (dbxout_range_type): Add LOW and HIGH parameters. Use them
8271 (print_int_cst_bounds_in_octal_p): Likewise.
8272 (dbxout_type): Adjust calls to above functions. Be prepared to deal
8274 * dwarf2out.c (base_type_die): Likewise.
8275 (is_subrange_type): Delete.
8276 (subrange_type_die): Add LOW and HIGH parameters. Use them for bounds.
8277 (modified_type_die): Call subrange_type_for_debug_p on subtypes.
8278 * fold-const.c (fold_truth_not_expr) <CONVERT_EXPR>: Do not strip it
8279 if the destination type is boolean.
8280 (build_range_check): Do not special-case subtypes.
8281 (fold_sign_changed_comparison): Likewise.
8282 (fold_unary): Likewise.
8283 * langhooks-def.h (LANG_HOOKS_GET_SUBRANGE_BOUNDS): Define.
8284 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_GET_SUBRANGE_BOUNDS.
8285 * langhooks.h (lang_hooks_for_types): Add get_subrange_bounds.
8286 * tree.c (subrange_type_for_debug_p): New predicate based on the
8287 former is_subrange_type.
8288 * tree.h (subrange_type_for_debug_p): Declare.
8289 * tree-chrec.c (avoid_arithmetics_in_type_p): Delete.
8290 (convert_affine_scev): Remove call to above function.
8291 (chrec_convert_aggressive): Likewise.
8292 * tree-ssa.c (useless_type_conversion_p_1): Do not specifically return
8293 false for conversions involving subtypes.
8294 * tree-vrp.c (vrp_val_max): Do not special-case subtypes.
8295 (vrp_val_min): Likewise.
8296 (needs_overflow_infinity): Likewise.
8297 (extract_range_from_unary_expr): Likewise.
8299 2009-05-15 Paolo Bonzini <bonzini@gnu.org>
8301 * config/frv/frv.h: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
8302 * config/frv/frv.c: Likewise.
8303 * config/s390/s390.c: Likewise.
8304 * config/sparc/sparc.h: Likewise.
8305 * config/i386/i386.h: Likewise.
8306 * config/i386/i386.c: Likewise.
8307 * config/crx/crx.c: Likewise.
8308 * config/m68hc11/m68hc11.h: Likewise.
8309 * config/iq2000/iq2000.c: Likewise.
8310 * config/mn10300/mn10300.h: Likewise.
8311 * config/mn10300/mn10300.c: Likewise.
8312 * config/m68k/m68k.c: Likewise.
8313 * config/rs6000/rs6000.c: Likewise.
8314 * config/rs6000/xcoff.h: Likewise.
8315 * config/rs6000/linux64.h: Likewise.
8316 * config/rs6000/sysv4.h: Likewise.
8317 * config/score/score3.c: Likewise.
8318 * config/score/score7.c: Likewise.
8319 * config/score/score.c: Likewise.
8320 * config/arm/arm.md: Likewise.
8321 * config/mips/mips.c: Likewise.
8322 * config/mips/mips.md: Likewise.
8323 * config/bfin/bfin.h: Likewise.
8324 * config/pa/pa.c: Likewise.
8325 * config/pa/constraints.md: Likewise.
8327 * config/pdp11/pdp11-protos.h (legitimate_address_p): Delete.
8328 * config/pdp11/pdp11.c (legitimate_address_p): Delete.
8329 * config/pdp11/pdp11.h: Use memory_address_p instead.
8331 2009-05-14 Ian Lance Taylor <iant@google.com>
8333 * passes.c (finish_optimization_passes): Change i to int.
8334 * plugin.c (plugins_active_p): Change event to int.
8335 (dump_active_plugins): Likewise.
8336 * reginfo.c (invalid_mode_change_p): Change to to unsigned int.
8338 * tree.c (tree_range_check_failed): Change c to unsigned int.
8339 (omp_clause_range_check_failed): Likewise.
8340 (build_common_builtin_nodes): Change mode to int. Add cast.
8341 * config/ia64/ia64.c (is_emitted): Change r to unsigned int.
8342 (ia64_hard_regno_rename_ok, ia64_eh_uses): Likewise.
8344 * c-typeck.c (build_unary_op): If -Wc++-compat, warn about using
8345 ++ or -- with a variable of enum type.
8347 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
8350 * opts.c (common_handle_option): Add OPT_fcse_skip_blocks as a no-op.
8352 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
8354 * store-motion.c: Do not include params.h
8355 * Makefile.in: Fix dependencies for various files.
8357 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
8359 * auto-inc-dec.c: Fix pass description, remove apparent
8360 accidental duplication.
8362 2009-05-14 H.J. Lu <hongjiu.lu@intel.com>
8365 * ipa-utils.h (memory_identifier_string): Moved to ...
8366 * tree.h (memory_identifier_string): Here. Add GTY(()).
8368 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
8370 * doc/tm.texi (TARGET_LEGITIMATE_ADDRESS_P): Refer mainly to this
8371 in the former documentation of...
8372 (GO_IF_LEGITIMATE_ADDRESS): ... this.
8373 * ira-conflicts.c (get_dup_num): Use address_operand.
8374 * targhooks.c (default_legitimate_address_p): New.
8375 * targhooks.h (default_legitimate_address_p): New.
8376 * reload.c (strict_memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]:
8378 * recog.c (memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]: Call hook.
8379 * target.h (struct target): Add legitimate_address_p.
8380 * target-def.h (TARGET_LEGITIMATE_ADDRESS_P): New.
8381 (TARGET_INITIALIZER): Include it.
8383 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8384 * config/alpha/alpha-protos.h (alpha_legitimate_address_p): Remove.
8385 * config/alpha/alpha.c (alpha_legitimate_address_p): Make static.
8386 (TARGET_LEGITIMATE_ADDRESS_P): New.
8388 * config/frv/frv.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8389 (REG_OK_STRICT_P): Delete.
8390 * config/frv/frv-protos.h (frv_legitimate_address_p): Rename to...
8391 (frv_legitimate_address_p_1): ... this.
8392 * config/frv/frv.c (frv_legitimate_address_p): Forward to...
8393 (frv_legitimate_address_p_1): ... the renamed old
8394 frv_legitimate_address_p.
8395 * config/frv/predicates.md: Adjust calls to frv_legitimate_address_p.
8396 (TARGET_LEGITIMATE_ADDRESS_P): New.
8398 * config/s390/s390.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8399 * config/s390/s390-protos.h (legitimate_address_p): Remove.
8400 * config/s390/s390.c (legitimate_address_p): Rename to...
8401 (s390_legitimate_address_p): ... this, make static.
8402 (legitimize_address): Adjust call.
8403 (TARGET_LEGITIMATE_ADDRESS_P): New.
8404 * config/s390/constraints.md ("e"): Call strict_memory_address_p.
8406 * config/m32c/m32c.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8407 * config/m32c/m32c-protos.h (m32c_legitimate_address_p): Remove.
8408 * config/m32c/m32c.c (m32c_legitimate_address_p): Make static.
8409 (TARGET_LEGITIMATE_ADDRESS_P): New.
8411 * config/spu/spu.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8412 * config/spu/spu-protos.h (spu_legitimate_address): Remove.
8413 * config/spu/spu.c (spu_legitimate_address): Rename to...
8414 (spu_legitimate_address_p): ... this, make static.
8415 (TARGET_LEGITIMATE_ADDRESS_P): New.
8417 * config/sparc/sparc.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8418 * config/sparc/sparc-protos.h (legitimate_address_p): Remove.
8419 * config/sparc/sparc.c (legitimate_address_p): Rename to...
8420 (sparc_legitimate_address_p): ... this, make static and return bool.
8421 (legitimize_address): Adjust call.
8422 (TARGET_LEGITIMATE_ADDRESS_P): New.
8424 * config/i386/i386.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8425 * config/i386/i386-protos.h (legitimate_address_p): Remove.
8426 * config/i386/i386.c (legitimate_address_p): Rename to...
8427 (ix86_legitimate_address_p): ... this, make static.
8428 (constant_address_p): Move after it, adjust call.
8429 (TARGET_LEGITIMATE_ADDRESS_P): New.
8431 * config/avr/avr.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8432 * config/avr/avr-protos.h (legitimate_address_p): Remove.
8433 * config/avr/avr.c (legitimate_address_p): Rename to...
8434 (avr_legitimate_address_p): ... this, make static.
8435 (legitimize_address): Adjust call.
8436 (TARGET_LEGITIMATE_ADDRESS_P): New.
8438 * config/crx/crx.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8439 * config/crx/crx-protos.h (crx_legitimate_address_p): Remove.
8440 * config/crx/crx.c (crx_legitimate_address_p): Make static.
8441 (TARGET_LEGITIMATE_ADDRESS_P): New.
8443 * config/xtensa/xtensa.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8444 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): Remove.
8445 * config/xtensa/xtensa.c (xtensa_legitimate_address_p): Make static.
8446 (TARGET_LEGITIMATE_ADDRESS_P): New.
8448 * config/stormy16/stormy16.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8449 * config/stormy16/stormy16-protos.h (xstormy16_legitimate_address_p):
8451 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
8453 (TARGET_LEGITIMATE_ADDRESS_P): New.
8455 * config/m68hc11/m68hc11.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8456 * config/m68hc11/m68hc11-protos.h (m68hc11_go_if_legitimate_address):
8458 * config/m68hc11/m68hc11.c (m68hc11_go_if_legitimate_address):
8460 (m68hc11_legitimate_address_p): ... this, make static.
8461 (go_if_legitimate_address_internal): Rename to...
8462 (m68hc11_legitimate_address_p_1): ... this.
8463 (legitimize_address): Adjust call.
8464 (TARGET_LEGITIMATE_ADDRESS_P): New.
8466 * config/iq2000/iq2000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8467 * config/iq2000/iq2000-protos.h (iq2000_legitimate_address_p): Remove.
8468 * config/iq2000/iq2000.c (iq2000_legitimate_address_p): Make static.
8469 (TARGET_LEGITIMATE_ADDRESS_P): New.
8471 * config/mn10300/mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8472 * config/mn10300/mn10300-protos.h (legitimate_address_p): Remove.
8473 * config/mn10300/mn10300.c (legitimate_address_p): Rename to...
8474 (mn10300_legitimate_address_p): ... this, make static.
8475 (TARGET_LEGITIMATE_ADDRESS_P): New.
8477 * config/m68k/m68k.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8478 * config/m68k/m68k-protos.h (m68k_legitimate_address_p): Remove.
8479 * config/m68k/m68k.c (m68k_legitimate_address_p): Make static.
8480 (TARGET_LEGITIMATE_ADDRESS_P): New.
8482 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8483 (REG_OK_STRICT_FLAG, REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P): Delete.
8484 (INT_REG_OK_FOR_BASE_P, INT_REG_OK_FOR_INDEX_P): Move above.
8485 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8486 * config/rs6000/rs6000-protos.h (rs6000_legitimate_address): Remove.
8487 * config/rs6000/rs6000.c (rs6000_legitimate_address): Rename to...
8488 (rs6000_legitimate_address_p): ... this, make static.
8489 (TARGET_LEGITIMATE_ADDRESS_P): New.
8490 (REG_MODE_OK_FOR_BASE_P): Delete.
8491 (rs6000_legitimize_reload_address): Use INT_REG_OK_FOR_BASE_P.
8493 * config/picochip/picochip.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8494 * config/picochip/picochip-protos.h (picochip_legitimate_address_p):
8496 * config/picochip/picochip.c (picochip_legitimate_address_p): Make
8497 static, adjust types.
8498 (TARGET_LEGITIMATE_ADDRESS_P): New.
8500 * config/score/score.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8501 * config/score/score.c (score_address_p): Rename to...
8502 (score_legitimate_address_p): ... this.
8503 (TARGET_LEGITIMATE_ADDRESS_P): New.
8504 * config/score/score3.c (score3_address_p): Rename to...
8505 (score3_legitimate_address_p): ... this.
8506 * config/score/score7.c (score7_address_p): Rename to...
8507 (score7_legitimate_address_p): ... this.
8509 * config/arm/arm.h (ARM_GO_IF_LEGITIMATE_ADDRESS,
8510 THUMB2_GO_IF_LEGITIMATE_ADDRESS, THUMB1_GO_IF_LEGITIMATE_ADDRESS,
8511 GO_IF_LEGITIMATE_ADDRESS): Delete.
8512 * config/arm/arm-protos.h (thumb1_legitimate_address_p,
8513 thumb2_legitimate_address_p): Delete.
8514 (arm_legitimate_address_p): Rename to...
8515 (arm_legitimate_address_outer_p): ... this.
8516 * config/arm/constraints.md ("Uq"): Adjust call.
8517 * config/arm/predicates.md (arm_extendqisi_mem_op): Likewise.
8518 * config/arm/arm.c (arm_legitimate_address_p): New, rename old one
8520 (arm_legitimate_address_outer_p): ... this.
8521 (thumb1_legitimate_address_p, thumb2_legitimate_address_p): Make
8523 (TARGET_LEGITIMATE_ADDRESS_P): New.
8525 * config/mips/mips.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8526 * config/mips/mips-protos.h (mips_legitimate_address_p): Remove.
8527 * config/mips/mips.c (mips_legitimate_address_p): ... Make static.
8528 (TARGET_LEGITIMATE_ADDRESS_P): New.
8530 * config/vax/vax.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8531 * config/vax/vax-protos.h (legitimate_address_p): Remove.
8532 * config/vax/vax.c (legitimate_address_p): Rename to...
8533 (vax_legitimate_address_p): ... this, make static.
8534 (TARGET_LEGITIMATE_ADDRESS_P): New.
8536 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8537 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Remove.
8538 * config/h8300/h8300.c (h8300_legitimate_address_p): ... Make static.
8539 (TARGET_LEGITIMATE_ADDRESS_P): New.
8541 * config/mmix/mmix.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8542 * config/mmix/mmix-protos.h (mmix_legitimize_address): Remove.
8543 * config/mmix/mmix.c (mmix_legitimate_address): Rename to...
8544 (mmix_legitimate_address_p): ... this, make static.
8545 (TARGET_LEGITIMATE_ADDRESS_P): New.
8547 * config/bfin/bfin.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8548 * config/bfin/bfin-protos.h (bfin_legitimate_address_p): Remove.
8549 * config/bfin/bfin.c (bfin_legitimate_address_p): ... Make static.
8550 (TARGET_LEGITIMATE_ADDRESS_P): New.
8552 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
8554 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Remove handling
8555 of MODE_COMPLEX_INT.
8557 2009-05-14 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
8559 * config/alpha/alpha.c (alpha_initialize_trampoline): Change 0 to
8560 LCT_NORMAL in function call.
8561 * mips-tdump.c (print_file_desc): Add cast to enum type.
8562 * mips-tfile.c (add_ext_symbol): Add casts to enum types.
8563 (mark_stabs): Add casts to enum types.
8564 (parse_stabs_common): Add casts to enum types.
8566 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
8568 * config/mips/mips.c (mips_print_operand) <REG, MEM, default>:
8569 Check for invalid values of LETTER.
8571 2009-05-13 Taras Glek <tglek@mozilla.com>
8573 * attribs.c (register_attribute): moved out attribute registration
8574 into register_attribute.
8575 * doc/plugins.texi: Documented register_attribute and
8577 * gcc-plugin.h: Added forward decl for register_attribute.
8578 * gcc-plugin.h (plugins_event): Added PLUGIN_ATTRIBUTES.
8579 * plugin.c (register_callback, invoke_plugin_callbacks): Added
8580 PLUGIN_ATTRIBUTES boilerplate.
8582 2009-05-14 Dave Korn <dave.korn.cygwin@gmail.com>
8584 * config/i386/msformat-c.c (ms_printf_length_specs): Use enumeration
8585 values even in sentinel and empty entries.
8586 (ms_printf_flag_specs): Likewise.
8587 (ms_scanf_flag_specs): Likewise.
8588 (ms_strftime_flag_specs): Likewise.
8589 (ms_print_char_table): Likewise.
8590 (ms_scan_char_table): Likewise.
8591 (ms_time_char_table): Likewise.
8593 2009-05-13 Doug Kwan <dougkwan@google.com>
8595 * tree-ssa-sccvn.c (compare_ops): Stabilize qsort.
8597 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
8599 * config/mips/mips.md (store): Add attributes for QI and HI.
8601 (truncdisi2, truncdihi2, truncdiqi2): Merge these into ...
8602 (truncdi<mode>2): ... this new pattern.
8604 2009-05-13 Brad Hards <bradh@kde.org>
8606 * Makefile.in (TEXI_GCCINT_FILES): Add plugins.texi.
8608 2009-05-14 Jakub Jelinek <jakub@redhat.com>
8609 Ben Elliston <bje@au.ibm.com>
8612 * dse.c (check_mem_read_rtx): Guard against width == -1.
8614 2009-05-13 Michael Matz <matz@suse.de>
8617 * tree-outof-ssa.c (maybe_renumber_stmts_bb): New function.
8618 (trivially_conflicts_p): New function.
8619 (insert_backedge_copies): Use it.
8621 2009-05-13 Janis Johnson <janis187@us.ibm.com>
8623 * c-pragma.c (enum pragma_switch_t): Prefix constants with PRAGMA_.
8624 (handle_stdc_pragma): Use new enum constant names.
8625 (handle_pragma_float_const_decimal64): Ditto.
8627 2009-05-13 Ian Lance Taylor <iant@google.com>
8629 * Makefile.in (build/gencheck.o): Depend upon all-tree.def, not
8632 2009-05-13 Nathan Sidwell <nathan@codesourcery.com>
8634 * config/m68k/t-uclinux (M68K_MLIB_CPU): Check for FL_UCLINUX.
8635 * config/m68k/m68k-devices.def: Add FL_UCLINUX to 68020 and 54455
8637 * config/m68k/m68k.h (FL_UCLINUX): Define.
8639 2009-05-13 Jan Hubicka <jh@suse.cz>
8641 * options.c (gfc_post_options): -fwhole-program imply -fwhole-file.
8643 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
8645 * config/sh/sh.h (OVERRIDE_OPTIONS): Clear flag_schedule_insns
8646 unless -fschedule-insns is specified.
8648 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
8651 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Don't set
8652 TARGET_EXPAND_CBRANCHDI4.
8653 * config/sh/sh.md (cbranchdi4): Don't check TARGET_EXPAND_CBRANCHDI4.
8654 * config/sh/sh.opt (mexpand-cbranchdi): Remove.
8655 (cmpeqdi): Fix comment.
8657 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
8659 * config/sh/sh-protos.h (sh_legitimate_index_p): Declare.
8660 (sh_legitimate_address_p): Likewise.
8661 * config/sh/sh.c (sh_legitimate_index_p): New.
8662 (sh_legitimate_address_p): Likewise.
8663 * config/sh/sh.h (REG_OK_FOR_BASE_P): Add STRICT parameter.
8664 (REG_OK_FOR_INDEX_P, SUBREG_OK_FOR_INDEX_P): Likewise.
8665 (MODE_DISP_OK_4, MODE_DISP_OK_8): Remove.
8666 (MAYBE_BASE_REGISTER_RTX_P): New macro.
8667 (MAYBE_INDEX_REGISTER_RTX_P): Likewise.
8668 (BASE_REGISTER_RTX_P): Use MAYBE_BASE_REGISTER_RTX_P.
8669 (INDEX_REGISTER_RTX_P): Use MAYBE_INDEX_REGISTER_RTX_P.
8670 (GO_IF_LEGITIMATE_INDEX): Use sh_legitimate_index_p.
8671 (GO_IF_LEGITIMATE_ADDRESS): Use sh_legitimate_address_p.
8673 2009-05-12 Jan Hubicka <jh@suse.cz>
8675 * tree-inline.c (estimate_operator_cost): Add operands;
8676 when division happens by constant, it is cheap.
8677 (estimate_num_insns): Loads and stores are not having cost of 0;
8678 EH magic stuff is cheap; when computing runtime cost of switch,
8679 use log2 base of amount of its cases; builtin_expect has cost of 0;
8680 compute cost for moving return value of call.
8681 (init_inline_once): Initialize time_based flags.
8682 * tree-inline.h (eni_weights_d): Add time_based flag.
8684 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
8686 * df-core.c: Update head documentation.
8688 2009-05-12 Michael Meissner <meissner@linux.vnet.ibm.com>
8691 * rs6000.c (rs6000_generate_compare): Use op1b instead of
8692 shadowing exisiting variable op1.
8694 2009-05-12 Uros Bizjak <ubizjak@gmail.com>
8697 * config/i386/driver-i386.c (processor_signatures): New enum.
8698 (SIG_GEODE): Move from vendor_signatures to processor_signatures.
8699 (host_detect_local_cpu): For SIG_AMD vendor, check for SIG_GEODE
8700 processor signature to detect geode processor.
8702 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
8706 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
8708 * optabs.c (prepare_cmp_insn): Temporarily disable test that
8709 causes spurious differences between trunk and cond-optab branch.
8711 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
8713 * dojump.c (compare_from_rtx): Delete.
8714 * expmed.c (emit_store_flag): Only try cstore_optab. Canonicalize
8715 any MODE_CC mode to the cstorecc4 pattern. Use prepare_operand, fail
8716 if the comparison does not satisfy the predicate; test predicates for
8717 operands 2 and 3 of a cstore pattern. Don't try cstore optab
8718 further if one existing pattern fails.
8719 * expr.h (compare_from_rtx): Delete.
8720 (prepare_operand): Declare it.
8721 * optabs.c: Change "lib call" to "libcall" throughout.
8722 (bcc_gen_fctn, setcc_gen_code, trap_rtx,
8723 HAVE_conditional_trap, emit_cmp_insn): Delete.
8724 (can_compare_p): Delete cmp_optab case.
8725 (prepare_float_lib_cmp): Return an rtx and a machine mode.
8726 Accept other parameters by value.
8727 (prepare_operand): Make non-static.
8728 (prepare_cmp_insn): Return an rtx and a machine mode. Accept
8729 other parameters by value. Try to widen operands here based on
8730 an optab_methods argument and looking at cbranch_optab.
8731 (emit_cmp_and_jump_insn_1): Accept test and mode, remove widening
8732 loop. Use cbranch_optab directly.
8733 (emit_cmp_and_jump_insns): Fix comment. Adjust call to
8734 prepare_cmp_insn and emit_cmp_and_jump_insn_1, remove obsolete
8736 (emit_conditional_move, emit_conditional_add): Inline what's needed
8737 of compare_from_rtx, using new prepare_cmp_insn for the rest.
8738 (init_optabs): Init cmp_optab with UNKNOWN, cbranch_optab
8739 with COMPARE. Move cmov_optab and cstore_optab above
8740 with cbranch_optab, move cmp_optab down with ucmp_optab,
8741 remove tst_otpab. Do not initialize trap_rtx.
8742 (gen_cond_trap): Do it here. Use ctrap_optab. Test predicate
8743 for trap code. Do not check HAVE_conditional_trap. Use
8744 prepare_cmp_insn. Accept no predicate for operand 3.
8745 * optabs.h (OTI_cmp): Mark as used only for libcalls.
8746 (OTI_ctrap, ctrap_optab): New.
8747 (tst_optab): Delete.
8748 (bcc_gen_fctn, setcc_gen_code, emit_cmp_insn): Delete.
8749 * ifcvt.c (find_if_header): Replace HAVE_conditional_trap
8750 with lookup of ctrap_optab.
8751 * genopinit.c (cmp_optab, tst_optab, bcc_gen_fctn, setcc_gen_code):
8755 * combine.c (combine_simplify_rtx, simplify_set): Do not
8756 special case comparing against zero for cc0 machines.
8757 * simplify-rtx.c (simplify_binary_operation_1): Never remove
8758 COMPARE on cc0 machines.
8759 (simplify_relational_operation): Return a new expression when
8760 a COMPARE could be removed.
8761 * final.c (final_scan_insn): Compare cc_status values
8762 against LHS of a (compare FOO (const_int 0)) cc0 source.
8763 Also check if cc_status.value is the full compare.
8765 * doc/md.texi (bCC, sCC, tstMM, cmpMM): Delete.
8766 (cstoreMM4): Document.
8767 (conditional_trap): Document ctrapMM4 instead.
8768 (sync_compare_and_swapMM): Refer to cbranchcc4.
8769 (Dependent Patterns): Eliminate obsolete information referring to
8770 the old jump optimization phase.
8771 (Canonicalization): Include cbranchcc4 case, omit canonicalization
8772 of compares with 0 on cc0 machines.
8773 (Jump Patterns): Refer to MODE_CC jump patterns preferably,
8774 avoiding references to cc0. Remove text about storing operands
8776 * doc/tm.texi (Condition Codes): Include blurb on different
8777 condition code representations, separate into subsections for
8778 CC0, MODE_CC and conditional execution.
8780 * config/alpha/alpha-protos.h (alpha_emit_conditional_branch,
8781 alpha_emit_setcc): Accept operands and a machine mode.
8782 * config/alpha/alpha.c (alpha_emit_conditional_branch):
8783 Get code/op0/op1 from operands, use machine mode argument
8784 instead of alpha_compare.fp_p. Emit the branch here.
8785 (alpha_emit_setcc): Likewise, and return boolean.
8786 (alpha_emit_conditional_move): Likewise. Assert that
8787 cmp_op_mode == cmp_mode, and simplify accordingly.
8788 * config/alpha/alpha.h (struct alpha_compare, alpha_compare): Delete.
8789 * config/alpha/alpha.md (cmpdf, cmptf, cmpdi, bCC, sCC): Delete.
8790 (cbranchdf4, cbranchtf4, cbranchdi4, cstoredf4, cstoretf4,cstoredi4):
8792 (stack probe test): Use cbranchdi4.
8793 * config/alpha/predicates.md (alpha_cbranch_operator): New.
8795 * config/arc/arc.c (gen_compare_reg): Do not emit cmp.
8796 * config/arc/arc.h (movsicc, movsfcc): Use it.
8797 (movdicc, *movdicc_insn, movdfcc, *movdfcc_insn): Remove.
8798 (cbranchsi4, cstoresi4): New.
8799 (cmpsi, bCC and sCC expanders): Remove.
8801 * config/arm/arm.c (arm_compare_op0, arm_compare_op1): Delete.
8802 * config/arm/arm.h (arm_compare_op0, arm_compare_op1): Delete.
8803 * config/arm/predicates.md (arm_comparison_operator): Only include
8804 floating-point operators if there is a hardware floating-point unit.
8805 * config/arm/arm.md (cbranchsi4, cstoresi4): Enable for TARGET_32BIT,
8806 deferring to cbranch_cc and cstore_cc respectively.
8807 (cbranchsf4, cbranchdf4, cbranchdi4, cstoresf4, cstoredf4, cstoredi4,
8808 cbranch_cc, cstore_cc): New.
8809 (movsicc, movsfcc, movdfcc): Do not use arm_compare_op0 and
8811 (bCC, sCC, cmpsi, cmpsf, cmpdf, cmpdi): Delete.
8813 * config/avr/avr-protos.h (out_tstsi, out_tsthi): Adjust prototype.
8814 * config/avr/avr.c (out_tstsi, out_tsthi): Get the tested operand
8816 (adjust_insn_length): Adjust calls.
8817 (avr_reorg): Handle (compare (foo) (const_int 0)).
8818 * config/avr/avr.md (tstqi, tsthi, tstsi): Remove.
8819 (*negated_tstqi, *negated_tsthi, *negated_tstsi): Unmacroize.
8820 (*reversed_tsthi, *reversed_tstsi): Add a scratch for simplicity.
8821 (cmpqi, cmphi, cmpsi): Prepend asterisk, fuse tst[qhs]i here.
8823 (cbranchqi4, cbranchhi4, cbranchsi4): New.
8824 (tst -> sbrc/sbrs peephole2, cpse peephole): Wrap RHS with COMPARE.
8826 * config/bfin/bfin.md (cmpbi, cmpsi, bCC, sCC): Delete.
8827 (cbranchsi4, cstorebi4, cstoresi4): New.
8828 (movbisi): This insn is duplicate, split it to zero_extend.
8829 * config/bfin/bfin.c (bfin_compare_op0, bfin_compare_op1): Delete
8830 (bfin_gen_compare): Do not use them. Emit VOIDmode SET, not BImode.
8831 (bfin_optimize_loop): Use cbranch expander.
8832 * config/bfin/bfin.h (bfin_compare_op0, bfin_compare_op1): Delete.
8833 * config/bfin/predicates.md (bfin_cbranch_operator): Rename to...
8834 (bfin_bimode_comparison_operator): ... this.
8835 (bfin_direct_comparison_operator): New.
8837 * config/cris/cris.c (cris_normal_notice_update_cc): Look
8838 inside (compare FOO (const_int 0)).
8839 (cris_rtx_costs): Handle ZERO_EXTRACT.
8840 * config/cris/cris.md (tstdi, tst<mode>, cmpdi): Delete.
8841 (*tstdi_non_v32): Fold in *cmpdi_non_v32.
8842 (*tstdi_v32): Delete.
8843 (*cmpdi_non_v32): Add M alternative for operand 1.
8844 (cmpsi, cmp<mode>): Make private.
8845 (*tstsi, *tst<mode>_cmp, *tst<mode>_non_cmp, *btst): Wrap LHS
8847 (cbranch<mode>4, cbranchdi4, cstore<mode>4): New.
8849 * config/crx/crx.md (cstore<mode>4, cbranchcc4): New.
8850 (cmp<mode>, bCOND_internal, b<code>, s<code>): Delete.
8851 (cbranch<mode>4, sCOND_internal): Use ordered_comparison_operator.
8852 (cc_reg_operand): New.
8854 * config/crx/crx.c (crx_compare_op0, crx_compare_op1,
8855 crx_expand_compare, crx_expand_branch, crx_expand_scond): Delete.
8856 * config/crx/crx.h (crx_compare_op0, crx_compare_op1): Delete.
8857 * config/crx/crx-protos.h (crx_expand_compare, crx_expand_branch,
8858 crx_expand_scond): Delete.
8860 * config/fr30/fr30.md (cmp<mode>, bCC): Delete.
8862 * config/fr30/fr30.c (fr30_compare_op0, fr30_compare_op1): Delete
8863 * config/fr30/fr30.h (fr30_compare_op0, fr30_compare_op1): Delete.
8865 * config/frv/frv.md (cbranchsi4, cbranchsf4, cbranchdf4,
8866 cstoresi4, cstoresf4, cstoredf4): New.
8867 (cmpdi, cmpsi, cmpsf, cmpdf, bCC, sCC): Remove.
8868 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
8869 Receive the entire operands array.
8870 * config/frv/frv.h (frv_compare_op0, frv_compare_op1): Delete.
8871 * config/frv/frv.c (frv_compare_op0, frv_compare_op1): Delete.
8872 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
8873 Get test/op0/op1 from the operands array.
8874 (frv_emit_cond_move): Get test/op0/op1 from the test_rtx.
8876 * config/h8300/h8300-protos.h (h8300_expand_branch): Accept operands.
8877 (h8300_expand_store): New.
8878 * config/h8300/h8300.c (h8300_rtx_costs): Handle (compare FOO
8880 (h8300_expand_branch): Emit compare here. Adjust for new arguments.
8881 (h8300_expand_store): New.
8882 * config/h8300/h8300.md (btst combine patterns): Wrap with COMPARE
8883 or do not try to produce (set (cc0) REG).
8884 (peepholes): Wrap arguments with COMPARE. Add a peephole to
8885 change a compare into a move to a scratch register. Disable some
8886 peepholes when comparing with zero.
8887 (tstsi, tsthi, tstsi, cmpqi): Make private.
8890 (cbranchqi4, cbranchhi4, cbranchsi4, cstoreqi4, cstorehi4,
8893 * config/i386/i386.c (ix86_expand_int_movcc, ix86_expand_int_addcc,
8894 ix86_expand_fp_movcc): Set ix86_compare_op0 and ix86_compare_op1.
8895 (ix86_emit_i387_log1p): Use gen_cbranchxf4.
8896 (ix86_emit_i387_log1p): Use cbranchxf2.
8897 (ix86_expand_setcc): Return void.
8898 * config/i386/i386-protos.h (ix86_expand_setcc): Return void.
8899 * config/i386/i386.md (cmpti, cmpdi, cmpsi, cmphi, cmpqi, cmpxf,
8900 cmp<MODEF>, cmpcc): Remove.
8901 (cbranchti4, cbranchdi4, cbranchsi4, cbranchhi4, cbranchqi4,
8902 cbranchxf4, cbranch<MODEF>4, cbranchcc4, cstoredi4, cstoresi4,
8903 cstorehi4, cstoreqi4, cstorexf4, cstore<MODEF>4, cstorecc): New.
8904 (sCC and bCC expanders): Remove.
8905 (stack_protect_test): Use cbranchcc4.
8907 * config/ia64/ia64-protos.h (ia64_compare_op0, ia64_compare_op1):
8909 (ia64_expand_compare): Accept three rtx by reference and return void.
8910 * config/ia64/ia64.c (ia64_compare_op0, ia64_compare_op1): Delete.
8911 (ia64_expand_compare): Replace op0/op1 with *op0/*op1. Get code
8912 from *expr. Update *expr with the BImode comparison to do.
8913 * config/ia64/ia64.md (cmpbi, cmpsi, cmpdi, cmpsf, cmpdf, cmpxf,
8914 cmptf, bCC, sCC, conditional_trap): Delete.
8915 (cbranchbi4, cbranchsi4, cbranchdi4, cbranchsf4, cbranchdf4,
8916 cbranchxf4, cbranchtf4, cstorebi4, cstoresi4, cstoredi4, cstoresf4,
8917 cstoredf4, cstorexf4, cstoretf4, ctrapbi4, ctrapsi4, ctrapdi4,
8918 ctrapsf4, ctrapdf4, ctrapxf4, ctraptf4): New.
8919 * config/ia64/predicates.md (ia64_cbranch_operator): New.
8921 * config/iq2000/iq2000-protos.h (gen_conditional_branch): Change
8922 type of last argument.
8923 * config/iq2000/iq2000.c (branch_cmp, branch_type): Remove.
8924 (gen_conditional_branch): Get code/cmp0/cmp1 from operands,
8925 use machine mode argument instead of branch_type. Remove dead
8926 code for floating-point comparisons.
8927 * config/iq2000/iq2000.h (branch_cmp, branch_type): Remove.
8928 * config/iq2000/iq2000.md (cmpsi, cmpdi, cmpsf, cmpdf, tstsi, bCC):
8930 (cbranchsi4, cstoresi4): New.
8931 * config/iq2000/predicates.md (reg_or_const_operand): New.
8933 * config/m32c/m32c.md (cbranch splitter): Use match_op_dup.
8934 * config/m32c/m32c.md (any_cond, gl_cond): Delete.
8935 (b<code>_op): Rewrite to...
8936 (bcc_op): ... this, using match_operator.
8937 (s<code>_op): Rewrite to...
8938 (scc_op): ... this, using match_operator.
8939 (s<code>_24_op): Rewrite to...
8940 (scc_op_24): ... this, using match_operator.
8941 (s<code>_<mode>): Rewrite to...
8942 (cstore<mode>4): ... this, using match_operator.
8943 (s<code>_<mode>_24): Rewrite to...
8944 (cstore<mode>4_24): ... this, using match_operator.
8945 * config/m32c/m32c-protos.h (m32c_cmp_flg_0, m32c_pend_compare,
8946 m32c_unpend_compare, m32c_expand_scc): Delete.
8947 * config/m32c/m32c.c (compare_op0, compare_op1, m32c_cmp_flg_0,
8948 m32c_pend_compare, m32c_unpend_compare, m32c_expand_scc): Delete.
8949 (m32c_expand_movcc): Change NE to EQ if necessary.
8950 (m32c_init_libfuncs): Modify cstore optab instead of setcc_gen_code.
8952 * config/m32r/m32r-protos.h (gen_cond_store): New.
8953 * config/m32r/m32r.c (m32r_compare_op0, m32r_compare_op1): Delete.
8954 (gen_cond_store): New, from sCC patterns.
8955 (m32r_expand_block_move): Use cbranchsi4.
8956 * config/m32r/m32r.h (m32r_compare_op0, m32r_compare_op1): Delete.
8957 * config/m32r/m32r.md (cmpsi, bCC, sCC): Delete.
8958 (cbranchsi4, cstoresi4): New.
8960 * config/m68hc11/m68hc11.c (m68hc11_compare_op0, m68hc11_compare_op1):
8962 (m68hc11_rtx_costs_1, m68hc11_rtx_costs): Handle ZERO_EXTRACT.
8963 (m68hc11_notice_update_cc): Look into a compare with 0.
8964 * config/m68hc11/m68hc11.h (m68hc11_compare_op0, m68hc11_compare_op1):
8966 * config/m68hc11/m68hc11.md (tstsi, tsthi, tstqi, cmpsi,
8967 cmphi, cmpqi, bCC): Delete.
8968 (cbranchsi4, cbranchhi4, cbranchqi4): New.
8969 (tstqi_1, tstqi_z_used, tstqi_1, bitcmpqi, bitcmpqi_z_used,
8970 bitcmpqi_12, bitcmphi, various splits and peephole2s): Wrap cc0<-reg
8973 * config/m68k/predicates.md (m68k_cstore_comparison_operator,
8974 const0_operand, const1_operand, m68k_subword_comparison_operand): New.
8975 * config/m68k/constraints.md (H): New.
8976 * config/m68k/m68k.md (tstdi): Remove define_expand, use name for
8977 the define_insn below.
8978 (tstsi, tsthi, tst<FP:mode>, cmphi, cmpqi, cmp<FP:mode>): Delete.
8979 (*tstsi_internal_68020_cf, *tstsi_internal, *tsthi_internal,
8980 *tstqi_internal, tst<mode>_6881, tst<mode>_cf, many unnamed
8981 patterns): Wrap RHS with COMPARE.
8982 (tst<FP>_68881, tst<FP>_cf): Use const0_operand.
8983 (*cmpdi_internal): Name this pattern.
8984 (cmpdi): Change to define_insn.
8985 (cbranchdi4, cstoredi4, cbranchsi4, cstoresi4, cbranchhi4, cstorehi4,
8986 cbranchqi4, cstoreqi4, cbranch<FP:mode>4, cstore<FP:mode>4): New.
8987 (scc0_di, scc0_di_5200, scc_di): Use the ordered_comparison_operator
8989 (seq, sne, sgt, sgtu, slt, sltu, sge, sgeu, sle, sleu, sordered,
8990 sunordered, suneq, sunge, sungt, sunle, sunlt, sltgt): Delete
8991 (conditional_trap): Change to...
8992 (ctrapdi4, ctrapsi4, ctraphi4, ctrapqi4): ... these.
8993 (*conditional_trap): Use the ordered_comparison_operator and
8994 const1_operand predicates.
8995 * config/m68k/m68k.c (m68k_last_compare_had_fp_operands): Delete.
8996 (m68k_expand_prologue): Use ctrapsi4 instead of cmpsi+conditional_trap.
8997 (m68k_rtx_costs): Look for ZERO_EXTRACT in a COMPARE.
8998 * config/m68k/m68k.h (m68k_last_compare_had_fp_operands): Delete.
9000 * config/mcore/mcore-protos.h (arch_compare_op0, arch_compare_op1,
9001 mcore_modify_comparison, mcore_gen_compare_reg): Remove.
9002 (mcore_gen_compare): New.
9003 * config/mcore/mcore.c (arch_compare_op0, arch_compare_op1): Delete.
9004 (mcore_modify_comparison, mcore_gen_compare_reg): Fold into...
9005 (mcore_gen_compare): ... this.
9006 * config/mcore/mcore.md (cmpsi, bCC, sCC): Remove.
9007 (cbranchsi4, cstoresi4): New, using mcore_gen_compare.
9008 (stack probe pattern): Use cbranchsi4.
9010 * config/mips/predicates.md (mips_cstore_operator): New.
9011 * config/mips/mips-ps-3d.md (movv2sfcc): Do not use cmp_operands.
9012 * config/mips/mips.md (any_cond): Delete.
9013 (conditional_trap): Rename to ctrap<GPR:mode>4. Adjust predicates,
9015 (fixuns_truncdfsi2, fixuns_truncdfdi2, fixuns_truncsfsi2,
9016 fixuns_truncsfdi2): Use cbranch patterns.
9017 (cmp<GPR:mode>, cmp<SCALARF:mode>): Delete.
9018 (b<code>): Change to cbranch<GPR:mode>4 and cbranch<SCALARF:mode>4.
9019 Adjust call to mips_expand_conditional_branch.
9020 (seq, sne, slt<u>, sle<u>, sgt<u>, sge<u>): Change to
9022 * config/mips/mips-protos.h (mips_expand_conditional_branch,
9023 mips_expand_scc, mips_expand_conditional_trap): Adjust prototypes.
9024 * config/mips/mips.c (cmp_operands): Delete.
9025 (mips_emit_compare): Get comparison operands from *op0/*op1.
9026 (mips_expand_scc): Get code/op0/op1/target from operands. Assert
9027 that it succeeds. Use op0/op1 instead of cmp_operands.
9028 (mips_expand_conditional_branch, mips_expand_conditional_move,
9029 mips_expand_conditional_trap): Likewise.
9030 (mips_block_move_loop): Use cbranch patterns.
9031 * config/mips/mips.h (cmp_operands): Delete.
9033 * config/mmix/mmix.c (mmix_valid_comparison): Delete.
9034 (mmix_gen_compare_reg): Just return a register in the right CC mode.
9035 * config/mmix/mmix.h (mmix_compare_op0, mmix_compare_op1): New.
9036 * config/mmix/mmix.md (cmpdi, cmpdf): Remove.
9037 (*cmpcc_folded): Rename to...
9038 (*cmpdi_folded): this.
9039 (*cmpcc): Rename to...
9041 (movdfcc, movdicc): Adjust for new semantics of mmix_gen_compare_reg.
9044 (cbranchdf4): New. Handle invalid comparisons here.
9045 * config/mmix/predicates.md (float_comparison_operator): New.
9047 * config/mn10300/mn10300.c (mn10300_rtx_costs): Consider 0 and
9048 zero_extract to be cheap in (compare (zero_extract) (const_int 0).
9049 * config/mn10300/mn10300.md (tst): Delete.
9050 (*tst_extqisi_am33, *tst_extqisi, *tst_exthisi_am33, *tst_exthisi):
9051 Name these patterns and wrap RHS in a compare.
9052 (*cmpsi): Make this pattern private. Include tst.
9053 (*cmpsf): Make this pattern private.
9054 (and and zero_extract cc0 set): Wrap RHS in a COMPARE.
9055 (compare with zero peepholes): Likewise.
9057 (cbranchsi4, cbranchsf4): New.
9058 (casesi): Use cbranchsi4.
9060 * config/pa/pa.c (hppa_compare_op0, hppa_compare_op1,
9061 hppa_branch_type): Delete.
9062 (return_addr_rtx): Use cbranchsi4.
9063 (emit_bcond_fp): Accept all operands. Replace CODE with NE.
9064 Emit CCFPmode comparison here.
9065 (gen_cmp_fp): Delete, now part of emit_bcond_fp.
9066 * config/pa/pa.h (enum cmp_type, hppa_compare_op0, hppa_compare_op1,
9067 hppa_branch_type): Delete.
9068 * config/pa/pa.md (cmpdi, cmpsi, cmpsf, cmpdf, sCC, bCC): Delete.
9069 (movsicc, movdicc): Remove references to hppa_compare_op0,
9070 hppa_compare_op1 and compare_from_rtx.
9071 (cbranchdi4, cbranchsi4, cbranchsf4, cbranchdf4, cstoresi4): New.
9072 (casesi): Use cbranchsi4.
9074 * config/pdp11/pdp11-protos.h (output_jump): Change prototype.
9075 * config/pdp11/pdp11.c (output_jump): Embed opcodes here.
9076 * config/pdp11/pdp11.md (register_or_const0_operand): New.
9077 (cmpdf, cmphi, cmpqi): Make private. Add tst alternatives.
9078 (cmpsi, tstsi, tstdf, tsthi, tstqi): Delete.
9080 (cbranchdf4, cbranchhi4, cbranchqi4): New.
9081 (*branch, *branch_inverted): New.
9083 * config/picochip/picochip.md (cbranchhi4): Use
9084 ordered_comparison_operator.
9085 (cmphi, bCC): Remove.
9087 * config/rs6000/predicates.md (rs6000_cbranch_operator): New.
9088 (trap_comparison_operator): Delete.
9089 * config/rs6000/rs6000-protos.h (rs6000_emit_sCOND,
9090 rs6000_emit_cbranch): Accept mode and operands.
9091 * config/rs6000/rs6000.c (rs6000_compare_op0, rs6000_compare_op1,
9092 rs6000_compare_fp_p): Delete.
9093 (rs6000_generate_compare): Accept mode and comparison. Extract code
9094 and op0/op1 from there. Replace references to rs6000_compare_op0
9095 and rs6000_compare_op1.
9096 (rs6000_emit_sCOND): Adjust call to rs6000_generate_compare and
9097 extract result from passed operands.
9098 (rs6000_emit_cbranch): Adjust call to rs6000_generate_compare and
9099 extract loc from passed operands.
9100 (rs6000_emit_cmove): Likewise.
9101 * config/rs6000/rs6000.h (rs6000_compare_op0, rs6000_compare_op1,
9102 rs6000_compare_fp_p): Delete.
9103 * config/rs6000/rs6000.md (cmp<GPR>, cmp<FP>, bCC, sCC): Delete.
9104 (cbranch<GPR>4, cbranch<FP>4): New.
9105 (cstore<mode>4): New. Consolidate here all choices about when to use
9106 portable or specialized sCC sequences.
9107 (stack_protect_test): Use cbranchsi4.
9108 (conditional_trap): Replace with ctrap<GPR>4.
9109 (conditional trap insn): Replace trap_comparison_operator with
9110 ordered_comparison_operator.
9112 * config/s390/s390.c (s390_compare_op0, s390_compare_op1): Delete.
9113 (s390_emit_prologue): Use ctrap.
9114 * config/s390/s390.h (s390_compare_op0, s390_compare_op1): Delete.
9115 * config/s390/predicates.md (s390_eqne_operator, s390_scond_operator):
9116 New predicates replacing...
9117 * config/s390/s390.md (COMPARE, SCOND): ... these iterators.
9118 (cmp<GPR>, cmp<FP>, cmpcc): Delete.
9119 (trunc patterns): Use emit_cmp_and_jump_insns instead of cmp/branch.
9120 (add<mode>cc): Do not use s390_compare_op0/op1.
9121 (s<code>): Change to...
9122 (cstore<mode>4): ... this. Do not use s390_compare_op0/op1.
9124 (cstorecc4): ... this. Handle EQ or NE equally.
9125 (*sne): Un-privatize for use in cstorecc4.
9126 (b<code>): Change to...
9127 (cbranch<GPR>4, cbranch<FP>4, cbranchcc4): ... these.
9128 (conditional_trap): Replace with...
9129 (ctrap<GPR>4, ctrap<FP>4): ... these.
9130 (stack_protect): Use cbranchcc4.
9132 * config/score/score-conv.h (cmp_op0, cmp_op1): Delete.
9133 * config/score/score-protos.h (score_gen_cmp): Delete.
9134 * config/score/score.c (cmp_op0, cmp_op1, score_gen_cmp): Delete.
9135 (score_block_move-loop): Use cbranchsi4.
9136 * config/score/score.md (cbranchsi4): New.
9137 (cmpsi, bCC): Delete.
9138 * config/score/score3.c (cmp_op0, cmp_op1, score3_gen_cmp): Delete.
9139 (score3_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
9140 * config/score/score7.c (cmp_op0, cmp_op1, score7_gen_cmp): Delete.
9141 (score7_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
9142 * config/score/score3.h (score3_gen_cmp): Delete.
9143 * config/score/score7.h (score7_gen_cmp): Delete.
9145 * config/sh/sh-protos.h (prepare_scc_operands): Rename to...
9146 (sh_emit_scc_to_t): ... this. Return void.
9147 (from_compare): Rename to...
9148 (sh_emit_compare_and_branch): ... this.
9149 (sh_emit_compare_and_set): New.
9150 (sh_expand_t_scc): Accept operands.
9151 * config/sh/predicates.md (sh_float_comparison_operator): New.
9152 * config/sh/sh.c (sh_compare_op0, sh_compare_op1): Delete.
9153 (prepare_scc_operands): Rename to...
9154 (sh_emit_scc_to_t): ... this. Return void. Get op0/op1 from
9156 (sh_emit_cheap_store_flag): New.
9157 (sh_emit_set_t_insn): New.
9158 (from_compare): Rename to...
9159 (sh_emit_compare_and_branch): ... this. Accept mode. Rewrite
9160 handling of TARGET_SH2E floating point to avoid recursive call.
9161 Generate branch here.
9162 (sh_emit_compare_and_set): New.
9163 (sh_expand_t_scc): Get op0/op1 from arguments.
9164 (sh_emit_cheap_store_flag): New.
9165 * config/sh/sh.md (cbranchdi4, cbranchsi4): Include -mno-cbranchdi
9167 (cbranchdi4_i): Use an "I08" constraint instead of an "i" constraint.
9168 (cmpsi, cmpdi, cmpsf, cmpdf): Delete.
9169 (movsicc, movdicc): Do nothing when it recreated operands from
9170 sh_compare_*. Use sh_emit_cheap_store_flag. Adjust call to
9171 prepare_scc_operands (now sh_emit_scc_to_t).
9172 (udivdi3): Use cstoresi4.
9173 (beq_media, bne_media, bge_media, bgtu_media, bgeu_media, beq,
9174 bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu, bunordered): Delete.
9175 (cbranchint4_media, cbranchfp4_media): New.
9176 (casesi): Use cbranchdi4.
9177 (seq, slt, sle, sgt, sge, sgtu, sltu, sgeu, sne, sleu, sunordered):
9179 (cstore4_media, cstoresi4, cstoredi4, cstoresf4, cstoredf4): New.
9180 (movnegt): Remove second operand.
9181 (cbranchsf4, cbranchdf4): New.
9182 (stack_protect): Use cbranchdi4/cbranchsi4.
9184 * config/sparc/sparc.c (sparc_compare_op0, sparc_compare_op1): Delete.
9185 (gen_compare_reg): Accept comparison, extract part of it to...
9186 (gen_compare_reg_1): ... this.
9187 (gen_compare_operator): Delete.
9188 (gen_v9_scc): Accept separate destination, comparison code and arms.
9189 Do not use sparc_compare_op0/sparc_compare_op1.
9190 (emit_scc_insn, emit_conditional_branch_insn): New.
9191 (emit_v9_brxx): Make static. Remove useless assertion.
9192 (sparc_emit_float_lib_cmp): Return RTL instead of calling
9194 (sparc_expand_compare_and_swap_12): Use gen_compare_reg_1+cbranchcc4.
9195 * config/sparc/sparc-protos.h (gen_compare_reg,
9196 sparc_emit_float_lib_cmp): Adjust prototype.
9197 (emit_scc_insn, emit_conditional_branch_insn): New.
9198 (gen_v9_scc, emit_v9_brxx_insn, gen_compare_operator): Delete.
9199 * config/sparc/sparc.h (sparc_compare_op0, sparc_compare_op1): Delete.
9200 * config/sparc/sparc.md (P, I, F, V32, V32I, V64, V64I): Move all
9201 iterators to the top.
9202 (cmpsi, cmpdi, cmpsf, cmpdf, cmptf, seqsi_special_extend,
9203 snesi_special_extend, sCC, bCC, seqdi_special_trunc,
9204 snedi_special_trunc): Delete.
9205 (seqdi_special, snedi_special): Use expansion of seqdi_special_trunc
9206 and snedi_special_trunc.
9207 (cstoresi4, cstoredi4, cstore<F:mode>4, cbranchcc4, cbranchsi4,
9208 cbranchdi4, cbranch<F:mode>4): New.
9209 (mov<I:mode>cc, mov<F:mode>cc): Handle sparc_emit_float_lib_cmp
9210 here. Use gen_compare_reg instead of gen_compare_operator.
9211 (conditional_trap): Replace with...
9212 (ctrapsi4, ctrapdi4): ... this.
9213 (stack_protect_test): Use cbranchcc4.
9215 * config/spu/spu-protos.h (spu_emit_branch_or_set): Change second
9217 * config/spu/spu.c (spu_compare_op0, spu_compare_op1): Remove.
9218 (spu_emit_branch_or_set): Get code/op0/op1 from second argument.
9219 Change spu_compare_op0/op1 to op0/op1 throughout. Get target
9220 from operands[0] or operands[3] depending on is_set.
9221 * config/spu/spu.h (spu_compare_op0, spu_compare_op1): Remove.
9222 * config/spu/spu.md (cmp<mode:VQHSI>, cmp<mode:DTI>, cmp<mode:VSF>,
9223 cmpdf, bCC), sCC: Remove.
9224 (cbranch<mode:VQHSI>4, cbranch<mode:DTI>, cbranch<mode:VSF>4,
9225 cbranchdf4, cstore<mode:VQHSI>4, cstore<mode:DTI>, cstore<mode:VSF>4,
9227 (mov<mode>cc): Accept ordered_comparison_operator, adjust call to
9228 spu_emit_branch_or_set.
9230 * config/stormy16/stormy16-protos.h (xstormy16_emit_cbranch):
9232 * config/stormy16/stormy16.h (xstormy16_compare_op0,
9233 xstormy16_compare_op1): Delete.
9234 * config/stormy16/stormy16.c (xstormy16_compare_op0,
9235 xstormy16_compare_op1): Delete.
9236 (xstormy16_emit_cbranch): Get op0/op1 from the new arguments.
9238 * config/stormy16/stormy16.md (cbranchsi4, cbranchhi4): New.
9239 (cmphi, cmpsi, bCC): Remove.
9241 * config/v850/v850.md (tstsi, cmpsi): Fold into...
9242 (*cmpsi): ... this one.
9243 (cbranchsi4, cstoresi4): New.
9244 (bCC expanders): Delete.
9245 (sCC insns): Fold into...
9246 (*setcc): ... this one.
9247 (casesi): Do not use gen_cmpsi and gen_bgtu.
9248 (various splits): Wrap "naked" RHS of a cc0 set with COMPARE.
9249 (movsicc): Simplify.
9250 * config/v850/v850.c (v850_rtx_costs): Handle ZERO_EXTRACT in COMPARE.
9252 * config/vax/vax-protos.h (cond_name): New.
9253 (vax_output_conditional_branch): Remove.
9254 * config/vax/vax.c (cond_name): New.
9255 (vax_output_conditional_branch): Remove.
9256 * config/vax/vax.h (PRINT_OPERAND): Dispatch %c to cond_name.
9257 * config/vax/vax.md (tst<VAXint>, tst<VAXfp>): Remove.
9258 (cmp<VAXint>, cmp<VAXfp>): Privatize. Add constraints for tst.
9259 (bit<VAXint>): Wrap source with (compare).
9260 (b<code> and following unnamed pattern): Rename to *branch and
9261 *branch_reversed. Change macroization to match_operator.
9262 (cbranch<VAXint>4, cbranch<VAXfp>4): New.
9264 * config/xtensa/predicates.md (xtensa_cstoresi_operator): New.
9265 * config/xtensa/xtensa-protos.h (xtensa_expand_conditional_branch):
9266 Change last argument to machine_mode.
9267 (xtensa_expand_scc): Add machine_mode argument.
9268 * config/xtensa/xtensa.c (branch_cmp, branch_type): Remove.
9269 (gen_conditional_move, xtensa_expand_conditional_branch,
9270 xtensa_expand_scc, xtensa_expand_conditional_move): Use mode
9271 instead of branch_type, fetch cmp0/cmp1/test_code from operands[].
9272 Adjust operand numbers.
9273 * config/xtensa/xtensa.h (enum cmp_type, branch_cmp, branch_type):
9275 * config/xtensa/xtensa.md (any_cond, any_scc): Delete.
9276 (cmpsi, cmpsf, b<code>, s<code>): Delete.
9277 (cbranchsi4, cbranchsf4, cstoresi4, cstoresf4): New.
9279 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
9281 * optabs.c (prepare_cmp_insn): Temporarily disable test that
9282 causes spurious differences between trunk and cond-optab branch.
9284 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
9287 * doc/install.texi (STAGE1_TFLAGS, BUILD_CONFIG): Document.
9289 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
9291 * tree.c (iterative_hash_pointer): Delete.
9292 (iterative_hash_expr): Short-circuit handling of NULL pointer.
9293 Hash UIDs and versions of SSA names. Don't special-case built-in
9294 function declarations.
9296 2009-05-11 Ian Lance Taylor <iant@google.com>
9299 * graphite.c: Force -Wc++-compat to only be a warning before
9300 #including "cloog/cloog.h".
9302 2009-05-11 Martin Jambor <mjambor@suse.cz>
9304 * ipa-cp.c (ipcp_cloning_candidate_p): Add missing return false.
9306 2009-05-11 Jan Hubicka <jh@suse.cz>
9308 * tree-ssa-loop-ivcanon.c: Include target.h
9309 (struct loop_size): new structure.
9310 (constant_after_peeling): New predicate.
9311 (tree_estimate_loop_size): New function.
9312 (estimated_unrolled_size): Rewrite for new estimates.
9313 (try_unroll_loop_completely): Use new estimates.
9314 * Makefile.in (tree-ssa-loop-ivcanon.o): Add dependenc on target.h
9316 2009-05-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
9318 * config/spu/spu-c.c (spu_categorize_keyword): Update for recent
9319 libcpp interface change.
9320 (spu_macro_to_expand): Likewise.
9322 2009-05-11 Paolo Bonzini <bonzini@gnu.org>
9324 PR tree-optimization/40026
9325 * gimplify.c (gimplify_init_constructor): Change initial conditional
9326 to assertion. Rewrite TREE_OPERAND (*expr_p, 1) after
9327 optimize_compound_literals_in_ctor.
9329 2009-05-11 Nathan Sidwell <nathan@codesourcery.com>
9331 * config/m68k/m68k-devices.def (52274, 52277, 5301x, 5225x, 51xx):
9333 * doc/invoke.texi (M680x0 Options): Document new coldfire cpus.
9335 2009-05-11 H.J. Lu <hongjiu.lu@intel.com>
9337 * tree-vect-data-refs.c (vect_analyze_group_access): Use
9338 HOST_WIDE_INT for gap.
9340 2009-05-11 Ira Rosen <irar@il.ibm.com>
9342 PR tree-optimization/40074
9343 * tree-vect-data-refs.c (vect_analyze_group_access): Take gaps into
9344 account in group size and step comparison.
9346 2009-05-11 Richard Guenther <rguenther@suse.de>
9348 * passes.c (init_optimization_passes): Strip now incorrect comment.
9349 (execute_function_todo): Do not set PROP_alias.
9350 * tree-pass.h (PROP_alias): Remove.
9351 * tree-ssa-structalias.c (pass_build_alias): Do not provide PROP_alias.
9352 * tree-if-conv.c (pass_if_conversion): Do not require PROP_alias.
9353 * tree-nrv.c (pass_return_slot): Likewise.
9354 * tree-object-size.c (pass_object_sizes): Likewise.
9355 * tree-ssa-dom.c (pass_dominator): Likewise.
9356 (pass_phi_only_cprop): Likewise.
9357 * tree-ssa-dse.c (pass_dse): Likewise.
9358 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
9359 (pass_cselim): Likewise.
9360 * tree-ssa-pre.c (pass_pre): Likewise.
9361 (pass_fre): Likewise.
9362 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
9363 * tree-ssa-sink.c (pass_sink_code): Likewise.
9364 * tree-stdarg.c (pass_stdarg): Likewise.
9365 * tree-tailcall.c (pass_tail_calls): Likewise.
9366 * tree-vrp.c (pass_vrp): Likewise.
9368 2009-05-10 Ian Lance Taylor <iant@google.com>
9370 * basic-block.h (enum profile_status): Break out of struct
9372 * cgraph.h (struct inline_summary): Break out of struct
9374 * cgraphunit.c (enum cgraph_order_sort_kind): New enum, broken out
9375 of struct cgraph_order_sort.
9376 * combine.c (enum undo_kind): New enum, broken out of struct undo.
9377 * cse.c (struct branch_path): Break out of struct
9378 cse_basic_block_data.
9379 * except.h (enum eh_region_type): Break out of struct eh_region.
9380 * gcc.c (enum add_del): Break out of struct modify_target.
9381 * genrecog.c (enum decision_type): Break out of struct decision_test.
9382 * ggc-page.c (struct ggc_pch_ondisk): Break out of struct
9384 * matrix-reorg.c (struct free_info): Break out of struct matrix_info.
9385 * regmove.c (enum match_use): New enum, broken out of struct match.
9386 * sched-int.h (enum post_call_group): New enum, broken out of
9388 (struct deps_reg): Break out of struct deps.
9389 * target.h (struct asm_int_op): Break out of struct gcc_target.
9390 * tree-eh.c (struct goto_queue_node): Break out of struct
9392 * tree-inline.h (enum copy_body_cge_which): Break out of
9394 * tree-pass.h (enum opt_pass_type): Break out of struct opt_pass.
9396 * c-decl.c (in_struct, struct_types): New static variables.
9397 (pushtag): Add loc parameter. Change all callers.
9398 (lookup_tag): Add ploc parameter. Change all callers.
9399 (check_compound_literal_type): New function.
9400 (parser_xref_tag): Add loc parameter. Change all callers. If
9401 -Wc++-compat, warn about struct/union/enum types defined within a
9403 (start_struct): Add enclosing_in_struct, enclosing_struct_types,
9404 and loc parameters. Change all callers. Change error calls to
9405 error_at, using loc. For a redefinition, if the location of the
9406 original definition is known, report it. Set in_struct and
9407 struct_types. If -Wc++-compat warn if in sizeof, typeof, or alignof.
9408 (finish_struct): Add new parameters enclosing_in_struct and
9409 enclosing_struct_types. Change all callers. Set
9410 C_TYPE_DEFINED_IN_STRUCT for all struct/union/enum types defined
9411 in the struct. If in a struct, add this struct to struct_types.
9412 (start_enum): Add loc parameter. Change all callers. Use
9413 error_at for errors, using loc. For a redefinition, if the
9414 location of the original definition is known, report it. If in a
9415 struct, add this enum type to struct_types. If -Wc++-compat warn
9416 if in sizeof, typeof, or alignof.
9417 * c-parser.c (disable_extension_diagnostics): Disable -Wc++-compat.
9418 (enable_extension_diagnostics): Reenable -Wc++-compat if appropriate.
9419 (c_parser_enum_specifier): Get enum location for start_enum.
9420 (c_parser_struct_or_union_specifier): Get struct location for
9421 start_struct. Save in_struct and struct_types status between
9422 start_struct and finish_struct.
9423 (c_parser_cast_expression): Get location of cast.
9424 (c_parser_alignof_expression): Get location of type.
9425 (c_parser_postfix_expression): Likewise.
9426 (c_parser_postfix_expression_after_paren_type): Add type_loc
9427 parameter. Change all callers. Call check_compound_literal_type.
9428 Use type_loc for error about variable size type.
9429 * c-typeck.c (build_external_ref): If -Wc++-compat, warn about a use
9430 of an enum constant from an enum type defined in a struct or union.
9431 (c_cast_expr): Add loc parameter. Change all callers. If
9432 -Wc++-compat, warn about defining a type in a cast.
9433 * c-tree.h (C_TYPE_DEFINED_IN_STRUCT): Define.
9434 (start_enum, start_struct, finish_struct): Update declarations.
9435 (parser_xref_tag, c_cast_expr): Update declarations.
9436 (check_compound_literal_type): Declare.
9438 2009-05-11 Ben Elliston <bje@au.ibm.com>
9440 * config/rs6000/rs6000-c.c (altivec_categorize_keyword): Update
9441 for recent libcpp interface change.
9442 (rs6000_macro_to_expand): Likewise.
9444 2009-05-10 Michael Matz <matz@suse.de>
9447 * config/arm/arm.c (require_pic_register): Emit on entry edge,
9448 not at entry of function.
9450 2009-05-10 Richard Guenther <rguenther@suse.de>
9452 PR tree-optimization/40081
9454 * tree-sra.c (instantiate_element): Instantiate scalar replacements
9455 using the main variant of the element type. Do not fiddle with
9456 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
9458 * tree-sra.c (sra_type_can_be_decomposed_p): Do not decompose
9459 structs with volatile fields.
9461 2009-05-10 Jan Hubicka <jh@suse.cz>
9463 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Declare.
9464 (estimate_move_cost): Assert that it does not get called for
9466 (estimate_num_insns): Skip VOID types in argument handling.
9467 (optimize_inline_calls): Delete unreachable blocks and verify that
9470 2009-05-10 Jan Hubicka <jh@suse.cz>
9472 * cgraphbuild.c (record_reference): Use cgraph_mark_address_taken_node.
9473 * cgraph.c (cgraph_mark_address_taken_node): New function.
9474 (dump_cgraph_node): Dump new flag.
9475 * cgraph.h (struct cgraph_node): Add address_taken.
9476 (cgraph_mark_address_taken_node): New function.
9477 * ipa.c (cgraph_postorder): Prioritize functions with address taken
9478 since new direct calls can be born.
9480 2009-05-10 Joseph Myers <joseph@codesourcery.com>
9482 * c-lex.c (c_lex_with_flags): Expect cpp_hashnode in
9485 2009-05-10 Jan Hubicka <jh@suse.cz>
9488 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Take old_call
9490 (cgraph_update_edges_for_call_stmt): Take old_decl argument.
9491 * cgraph.h (cgraph_update_edges_for_call_stmt): Update prototype.
9492 * tree-inline.c (copy_bb): Set frequency correctly.
9493 (fold_marked_statements): Update call to
9494 cgraph_update_edges_for_call_stmt.
9496 2009-05-10 Joseph Myers <joseph@codesourcery.com>
9498 * config/arc/arc.c (arc_handle_interrupt_attribute): Use %qE for
9499 identifiers in diagnostics.
9500 * config/arm/arm.c (arm_handle_fndecl_attribute,
9501 arm_handle_isr_attribute): Likewise.
9502 * config/avr/avr.c (avr_handle_progmem_attribute,
9503 avr_handle_fndecl_attribute, avr_handle_fntype_attribute): Likewise.
9504 * config/bfin/bfin.c (handle_int_attribute,
9505 bfin_handle_longcall_attribute, bfin_handle_l1_text_attribute,
9506 bfin_handle_l1_data_attribute, bfin_handle_longcall_attribute,
9507 bfin_handle_l1_text_attribute, bfin_handle_l1_data_attribute):
9509 * config/darwin.c (darwin_handle_kext_attribute,
9510 darwin_handle_weak_import_attribute): Likewise.
9511 * config/h8300/h8300.c (h8300_handle_fndecl_attribute,
9512 h8300_handle_eightbit_data_attribute,
9513 h8300_handle_tiny_data_attribute): Likewise.
9514 * config/i386/i386.c (ix86_handle_cconv_attribute,
9515 ix86_handle_abi_attribute, ix86_handle_struct_attribute): Likewise.
9516 * config/i386/winnt.c (ix86_handle_shared_attribute,
9517 ix86_handle_selectany_attribute): Likewise.
9518 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
9519 * config/m32c/m32c.c (function_vector_handler): Likewise.
9520 * config/m68hc11/m68hc11.c (m68hc11_handle_page0_attribute,
9521 m68hc11_handle_fntype_attribute): Likewise.
9522 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
9523 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
9524 * config/mips/mips.c (mips_insert_attributes,
9525 mips_merge_decl_attributes, mips_expand_builtin): Likewise.
9526 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute,
9527 rs6000_handle_struct_attribute): Likewise.
9528 * config/sh/sh.c (sh_insert_attributes,
9529 sh_handle_resbank_handler_attribute,
9530 sh_handle_interrupt_handler_attribute,
9531 sh2a_handle_function_vector_handler_attribute,
9532 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
9534 * config/sh/symbian.c (sh_symbian_mark_dllimport): Likewise.
9535 * config/spu/spu.c (spu_handle_fndecl_attribute,
9536 spu_handle_vector_attribute): Likewise.
9537 * config/stormy16/stormy16.c
9538 (xstormy16_handle_interrupt_attribute): Likewise.
9539 * config/v850/v850-c.c (ghs_pragma_section): Likewise.
9540 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
9542 2009-05-10 Joseph Myers <joseph@codesourcery.com>
9544 * pretty-print.h (struct pretty_print_info): Add translate_identifiers.
9545 (pp_translate_identifiers): New.
9546 (pp_identifier): Only conditionally translate identifier to locale
9548 * pretty-print.c (pp_construct): Set pp_translate_identifiers.
9549 (pp_base_tree_identifier): Only conditionally translate identifier
9550 to locale character set.
9551 * c-pretty-print.c (M_): Define.
9552 (pp_c_type_specifier, pp_c_primary_expression): Mark English
9553 fragments for conditional translation with M_.
9554 * tree-pretty-print.c (maybe_init_pretty_print): Disable
9555 identifier translation.
9557 2009-05-10 Richard Guenther <rguenther@suse.de>
9559 PR tree-optimization/40081
9560 * tree-sra.c (instantiate_element): Instantiate scalar replacements
9561 using the main variant of the element type. Do not fiddle with
9562 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
9564 2009-05-09 Jan Hubicka <jh@suse.cz>
9567 * cgraphunit.c (cgraph_materialize_all_clones): Do not redirect
9568 indirect calls; verify cgraph afterwards.
9570 2009-05-09 Jan Hubicka <jh@suse.cz>
9573 * ipa.c (update_inlined_to_pointer): New function.
9574 (cgraph_remove_unreachable_nodes): Use it.
9576 2009-05-09 Jan Hubicka <jh@suse.cz>
9578 * tree-eh.c (struct leh_state): Remove prev_try.
9579 (lower_try_finally, lower_catch, lower_eh_filter, lower_cleanup): Do
9581 * except.c (gen_eh_region_cleanup, duplicate_eh_regions,
9582 copy_eh_region_1, copy_eh_region, redirect_eh_edge_to_label,
9583 remove_eh_handler_and_replace, foreach_reachable_handler,
9584 verify_eh_region, verify_eh_tree): Remove tracking of prev_try pointer.
9585 * except.h (struct eh_region): Remove eh_region_u_cleanup.
9586 (gen_eh_region_cleanup): Update prototype.
9588 2009-05-09 Jan Hubicka <jh@suse.cz>
9591 * except.c (copy_eh_region): Always set prev_try.
9592 (redirect_eh_edge_to_label): Find outer try.
9593 (foreach_reachable_handler): When looking for prev try
9594 handle case where previous try is not going to be taken.
9596 2009-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
9598 PR tree-optimization/40049
9599 * tree-vect-stmts.c (vectorizable_operation): If the machine has
9600 only vector/vector shifts, convert the type of the constant to the
9601 appropriate type to avoid building incorrect trees, which
9602 eventually have problems with garbage collection.
9604 2009-05-08 Joseph Myers <joseph@codesourcery.com>
9606 * fold-const.c (fold_binary): Do not fold multiplication by 1 or
9607 -1 for complex floating-point types if honoring signed zeros.
9609 2009-05-08 Jan Hubicka <jh@suse.cz>
9611 * cgraphbuild.c (compute_call_stmt_bb_frequency): Accept function
9612 argument; handle correctly when profile is absent.
9613 (build_cgraph_edges): Update.
9614 (rebuild_cgraph_edges): Update.
9615 * cgraph.c: Do not include varray.h.
9616 (cgraph_set_call_stmt_including_clones): New function.
9617 (cgraph_create_edge_including_clones): Likewise
9618 (cgraph_update_edges_for_call_stmt_node): New static cfunction.
9619 (cgraph_update_edges_for_call_stmt): Handle clones.
9620 (cgraph_remove_node): Handle clone tree.
9621 (cgraph_remove_node_and_inline_clones): New function.
9622 (dump_cgraph_node): Dump clone tree.
9623 (cgraph_clone_node): Handle clone tree.
9624 (clone_function_name): Bring here from tree-inline.c.
9625 (cgraph_create_virtual_clone): New function.
9626 * cgraph.h (ipa_replace_map): Move here from ipa.h.
9627 (cgraph_clone_info): New function.
9628 (strut cgraph_node): Add clone_info and new clone tree pointers.
9629 (cgraph_remove_node_and_inline_clones,
9630 cgraph_set_call_stmt_including_clones,
9631 cgraph_create_edge_including_clones,
9632 cgraph_create_virtual_clone): Declare.
9633 (cgraph_function_versioning): Use VEC argument.
9634 (compute_call_stmt_bb_frequency): Update prototype.
9635 (cgraph_materialize_all_clones): New function.
9636 * ipa-cp.c (ipcp_update_cloned_node): Remove.
9637 (ipcp_create_replace_map): Update to VECtors.
9638 (ipcp_update_callgraph): Use virtual clones.
9639 (ipcp_update_bb_counts, ipcp_update_edges_counts): Remove.
9640 (ipcp_update_profiling): Do not update local profiling.
9641 (ipcp_insert_stage): Use VECtors and virtual clones.
9642 * cgraphunit.c (verify_cgraph_node): Verify clone tree.
9643 (clone_of_p): New function.
9644 (cgraph_preserve_function_body_p): Use clone tree.
9645 (cgraph_optimize): Materialize clones.
9646 (cgraph_function_versioning): Update for VECtors.
9647 (save_inline_function_body): Use clone tree.
9648 (cgraph_materialize_clone): New function.
9649 (cgraph_materialize_all_clones): Likewise.
9650 * ipa-inline.c (cgraph_default_inline_p): Use analyzed flags.
9651 * ipa.c: Include gimple.h.
9652 (cgraph_remove_unreachable_nodes): Use clone tree.
9653 * ipa-prop.c (ipa_note_param_call): Update call to
9654 compute_call_stmt_bb_frequencycall.
9655 * ipa-prop.h (ipa_replace_map): Move to cgraph.h.
9656 * tree-inline.c: Do not include varray.h or gt-tree-inline.h.
9657 (copy_bb): Handle updating of clone tree; add new edge when new call
9659 (expand_call_inline): Be strict about every call having edge.
9660 (clone_fn_id_num, clone_function_name): Move to cgraph.c.
9661 (delete_unreachable_blocks_update_callgraph): New function.
9662 (tree_function_versioning): Use VECtors; always remove unreachable
9663 blocks and fold conditionals.
9664 * tree-inline.h: Do not include varray.h.
9665 (tree_function_versioning): Remove.
9666 * Makefile.in (GTFILES): Remove tree-inline.c
9667 * passes.c (do_per_function): Do only functions having body.
9668 * ipa-struct-reorg.c (do_reorg_1, collect_data_accesses): Handle clone
9671 2009-05-08 H.J. Lu <hongjiu.lu@intel.com>
9672 Andrew Morrow <acm@google.com>
9675 * c-common.c (c_common_attribute_table): Permit deprecated
9676 attribute to take an optional argument.
9677 (handle_deprecated_attribute): If the optional argument to
9678 __attribute__((deprecated)) is not a string ignore the attribute
9681 * c-decl.c (grokdeclarator): Updated warn_deprecated_use call.
9682 * c-typeck.c (build_component_ref): Likewise.
9683 (build_external_ref): Likewise.
9685 * toplev.c (warn_deprecated_use): Add an attribute argument.
9686 Emit the message associated with __attribute__((deprecated)).
9688 * toplev.h (warn_deprecated_use): Updated.
9690 * doc/extend.texi: Document new optional parameter to
9691 __attribute__((deprecated))
9693 2009-05-08 Michael Eager <eager@eagercon.com>
9695 * config/rs6000/rs6000.md (*movdf_softfloat32): replace
9696 !TARGET_DOUBLE_FLOAT with TARGET_SINGLE_FLOAT.
9698 2009-05-08 Richard Guenther <rguenther@suse.de>
9700 PR tree-optimization/40062
9701 * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
9702 Avoid exponential behavior.
9704 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
9706 PR rtl-optimization/33928
9708 * fwprop.c (use_def_ref, get_def_for_use, bitmap_only_bit_bitween,
9709 process_uses, build_single_def_use_links): New.
9710 (update_df): Update use_def_ref.
9711 (forward_propagate_into): Use get_def_for_use instead of use-def
9713 (fwprop_init): Call build_single_def_use_links and let it initialize
9715 (fwprop_done): Free use_def_ref.
9716 (fwprop_addr): Eliminate duplicate call to df_set_flags.
9717 * df-problems.c (df_rd_simulate_artificial_defs_at_top,
9718 df_rd_simulate_one_insn): New.
9719 (df_rd_bb_local_compute_process_def): Update head comment.
9720 (df_chain_create_bb): Use the new RD simulation functions.
9721 * df.h (df_rd_simulate_artificial_defs_at_top,
9722 df_rd_simulate_one_insn): New.
9723 * opts.c (decode_options): Enable fwprop at -O1.
9724 * doc/invoke.texi (-fforward-propagate): Document this.
9726 2009-05-08 Joseph Myers <joseph@codesourcery.com>
9729 * c-typeck.c (build_binary_op): Handle arithmetic between one real
9730 and one complex operand specially.
9731 * tree-complex.c (some_nonzerop): Do not identify a real value as
9732 zero if flag_signed_zeros.
9734 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
9736 PR rtl-optimization/33928
9737 * loop-invariant.c (record_use): Fix && vs. || mishap.
9739 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
9741 PR rtl-optimization/33928
9742 * loop-invariant.c (struct use): Add addr_use_p.
9743 (struct def): Add n_addr_uses.
9744 (struct invariant): Add cheap_address.
9745 (create_new_invariant): Set cheap_address.
9746 (record_use): Accept df_ref. Set addr_use_p and update n_addr_uses.
9747 (record_uses): Pass df_ref to record_use.
9748 (get_inv_cost): Do not add inv->cost to comp_cost for cheap addresses
9751 2009-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
9753 * config/sh/sh.c: Do not include c-pragma.h.
9755 2009-05-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
9757 * config/spu/spu.c: Remove include of c-common.h.
9759 2009-05-07 Janis Johnson <janis187@us.ibm.com>
9762 * c-common.h (mark_valid_location_for_stdc_pragma,
9763 valid_location_for_stdc_pragma_p, set_float_const_decimal64,
9764 clear_float_const_decimal64, float_const_decimal64_p): New.
9765 * c.opt (Wunsuffixed-float-constants): New.
9766 * c-lex.c (interpret_float): Use pragma FLOAT_CONST_DECIMAL64 for
9767 unsuffixed float constant, handle new warning.
9768 * c-cppbuiltin.c (c_cpp_builtins): Use cast for double constants.
9769 * c-decl.c (c_scope): New flag float_const_decimal64.
9770 (set_float_const_decimal64, clear_float_const_decimal64,
9771 float_const_decimal64_p): New.
9772 (push_scope): Set new flag.
9773 * c-parser.c (c_parser_translation_unit): Mark when it's valid
9774 to use STDC pragmas.
9775 (c_parser_external_declaration): Ditto.
9776 (c_parser_compound_statement_nostart): Ditto.
9777 * c-pragma.c (valid_location_for_stdc_pragma,
9778 mark_valid_location_for_stdc_pragma,
9779 valid_location_for_stdc_pragma_p, handle_stdc_pragma,
9780 handle_pragma_float_const_decimal64): New.
9781 (init_pragma): Register new pragma FLOAT_CONST_DECIMAL64.
9782 * cp/semantics.c (valid_location_for_stdc_pragma_p,
9783 set_float_const_decimal64, clear_float_const_decimal64,
9784 float_const_decimal64_p): New dummy functions.
9785 * doc/extend.texi (Decimal Float): Remove statement that the
9786 pragma, and suffix for double constants, are not supported.
9787 * doc/invoke.texi (Warning Options): List new option.
9788 (-Wunsuffixed-float-constants): New.
9790 2009-05-08 Steven Bosscher <steven@gcc.gnu.org>
9792 * config/i386/i386.c: Do not include c-common.h.
9794 2009-05-07 Mark Heffernan <meheff@google.com>
9796 * doc/invoke.texi (Debugging Options): Document change of debugging
9798 * opts.c (decode_options): Make dump_base_name relative to
9799 aux_base_name directory.
9801 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
9803 * config/picochip/picochip.h (NO_DOLLAR_IN_LABEL): Added.
9804 * config/picochip/libgccExtras/divmod15.asm : Removed redefiniton.
9806 2009-05-07 Rafael Avila de Espindola <espindola@google.com>
9808 * Makefile.in (install-plugin): Simplify a bit.
9810 2009-05-07 Paolo Bonzini <bonzini@gnu.org>
9812 * Makefile.in (OBJS-common): Add regcprop.o.
9814 * timevar.def (TV_CPROP_REGISTERS): New.
9815 * regrename.c (regrename_optimize): Return 0.
9816 (rest_of_handle_regrename): Delete.
9817 (pass_rename_registers): Point to regrename_optimize.
9818 (struct value_data_entry, struct value_data,
9819 kill_value_one_regno, kill_value_regno, kill_value,
9820 set_value_regno, init_value_data, kill_clobbered_value,
9821 kill_set_value, kill_autoinc_value, copy_value,
9822 mode_change_ok, maybe_mode_change, find_oldest_value_reg,
9823 replace_oldest_value_reg, replace_oldest_value_addr,
9824 replace_oldest_value_mem, copyprop_hardreg_forward_1,
9825 debug_value_data, validate_value_data): Move...
9826 * regcprop.c: ... here.
9827 (rest_of_handle_cprop): Delete.
9828 (pass_cprop_hardreg): Point to copyprop_hardreg_forward.
9830 2009-05-07 Jakub Jelinek <jakub@redhat.com>
9833 * dojump.c (prefer_and_bit_test): Use immed_double_const instead of
9834 GEN_INT for 1 << bitnum.
9835 (do_jump) <case BIT_AND_EXPR>: Use build_int_cst_wide_type instead of
9838 2009-05-07 Uros Bizjak <ubizjak@gmail.com>
9840 * doc/md.texi (Standard Pattern Names For Generation) [sync_nand]:
9841 Remove wrong description of "nand" operation.
9843 2009-05-06 Richard Guenther <rguenther@suse.de>
9844 Adam Nemet <anemet@caviumnetworks.com>
9846 * gimple.def (GIMPLE_ASSIGN): Fix incorrect information in the
9847 comment. Add that if LHS is not a gimple register, then RHS1 has
9848 to be a single object (GIMPLE_SINGLE_RHS).
9850 2009-05-06 Adam Nemet <anemet@caviumnetworks.com>
9852 * expr.c (get_def_for_expr): Move it up in the file.
9853 (store_field): When expanding a bit-field store, look at the
9854 defining gimple stmt for the masking conversion.
9856 2009-05-06 Janis Johnson <janis187@us.ibm.com>
9859 * dfp.c (encode_decimal32, decode_decimal32, encode_decimal64,
9860 decode_decimal64, encode_decimal128, decode_decimal128): Avoid
9861 32-bit memcpy into long.
9863 2009-05-06 Jakub Jelinek <jakub@redhat.com>
9865 * dwarf2out.c (new_reg_loc_descr): Don't ever create DW_OP_regX.
9866 (one_reg_loc_descriptor): Create DW_OP_regX here instead of calling
9868 (loc_by_reference): If loc is DW_OP_regX, change it into DW_OP_bregX 0
9869 instead of appending DW_OP_deref*.
9871 2009-05-06 Michael Matz <matz@suse.de>
9874 * cfgexpand.c (maybe_cleanup_end_of_block): New static function.
9875 (expand_gimple_cond): Use it to cleanup CFG and superfluous jumps.
9877 2009-05-06 Rafael Avila de Espindola <espindola@google.com>
9879 * Makefile.in (install-plugin): Fix srcdir handling.
9881 2009-05-06 Andrey Belevantsev <abel@ispras.ru>
9883 * tree-ssa.c (execute_update_address_taken): Handle TARGET_MEM_REF
9884 when processing for not_regs_needed bitmap.
9885 * gimple.c (walk_stmt_load_store_addr_ops): When visiting address,
9886 handle TARGET_MEM_REF in lhs. Check TMR_BASE for NULL while
9887 handling it for rhs.
9889 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
9891 * config/i386/i386.md (unnamed inc/dec peephole): Use
9892 optimize_insn_for_size_p instead of optimize_size.
9893 * config/i386/predicates.md (incdec_operand): Likewise.
9894 (aligned_operand): Likewise.
9895 * config/i386/sse.md (divv8sf3): Likewise.
9896 (sqrtv8sf2): Likewise.
9898 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
9900 * config/i386/i386.c (ix86_build_signbit_mask): Make it static.
9902 * config/i386/i386-protos.h (ix86_build_signbit_mask): Removed.
9904 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
9906 * config/i386/i386.md (*avx_<code><mode>3_finite): Replace
9907 ssemodesuffixf2c with avxmodesuffixf2c.
9909 2009-05-06 Joseph Myers <joseph@codesourcery.com>
9912 * c-decl.c (grokdeclarator): Handle incomplete type of unnamed field.
9914 2009-05-05 Jakub Jelinek <jakub@redhat.com>
9916 * tree.h: Remove DECL_BY_REFERENCE from private_flag comment.
9917 (struct tree_base): Adjust spacing for 8 bit boundaries.
9918 (struct tree_decl_common): Add decl_by_reference_flag bit.
9919 (DECL_BY_REFERENCE): Adjust.
9920 * print-tree.c (print_node): For VAR_DECL, PARM_DECL or RESULT_DECL,
9921 print DECL_BY_REFERENCE bit.
9922 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Revert last change.
9923 * dwarf2out.c (loc_by_reference, gen_decl_die): Check
9924 DECL_BY_REFERENCE for all VAR_DECLs, not just non-static ones.
9925 (gen_variable_die): Likewise. Check TREE_PRIVATE/TREE_PROTECTED
9929 * gimplify.c (gimplify_switch_expr): If case labels cover the whole
9930 range of the type, but default label is missing, add it with one
9931 of the existing labels instead of adding a new label for it.
9933 2009-05-05 Joseph Myers <joseph@codesourcery.com>
9937 2009-05-05 Rafael Avila de Espindola <espindola@google.com>
9939 * Makefile.in (enable_plugin, plugin_includedir): New.
9940 (install): Depend on install-plugin.
9941 (PLUGIN_HEADERS): New.
9942 (install-plugin): New.
9943 * config.gcc: Add vxworks-dummy.h to tm_file for x86 and x86-64.
9945 2009-05-05 Richard Guenther <rguenther@suse.de>
9947 PR tree-optimization/40022
9948 * tree-ssa-phiprop.c (struct phiprop_d): Exchange vop_stmt for
9950 (phivn_valid_p): Fix tuplification error, simplify.
9951 (phiprop_insert_phi): Add dumps.
9952 (propagate_with_phi): Simplify.
9954 2009-05-05 Richard Guenther <rguenther@suse.de>
9957 * builtins.c (gimplify_va_arg_expr): Properly build the address.
9959 2009-05-05 Shujing Zhao <pearly.zhao@oracle.com>
9961 * tree.h (strip_float_extensions): Remove duplicate declaration.
9962 (build_low_bits_mask, debug_fold_checksum, expand_function_end,
9963 expand_function_start, stack_protect_prologue, stack_protect_epilogue,
9964 block_ultimate_origin): Rearrange the declarations line to match the
9965 comment that indicates the .c file which the functions are defined.
9966 (dwarf2out_*, set_decl_rtl): Add comment.
9967 (get_base_address): Adjust comment.
9968 (change_decl_assembler_name, maybe_fold_*, build_addr): Rearrange the
9969 declarations line and add comment.
9970 (is_builtin_name): Add blank after function name, for clarity.
9972 2009-05-04 Joseph Myers <joseph@codesourcery.com>
9974 * attribs.c (decl_attributes): Use %qE for identifiers in
9976 * cgraphunit.c (verify_cgraph_node): Translate function names to
9977 locale character set in diagnostics.
9978 * coverage.c (get_coverage_counts): Use %qE for identifiers in
9980 * doc/invoke.texi (-finstrument-functions-exclude-function-list):
9981 Document that functions are named in UTF-8.
9982 * expr.c (expand_expr_real_1): Translate function names to locale
9983 character set in diagnostics.
9984 * gimplify.c (omp_notice_variable, omp_is_private,
9985 gimplify_scan_omp_clauses): Use %qE for identifiers in
9987 * langhooks.c (lhd_print_error_function): Translate function names
9988 to locale character set.
9989 * langhooks.h (decl_printable_name): Document that return value is
9990 in internal character set.
9991 * stmt.c: Include pretty-print.h
9992 (tree_conflicts_with_clobbers_p): Use %qE for identifiers in
9994 (resolve_operand_name_1): Translate named operand name to locale
9996 * stor-layout.c (finalize_record_size): Use %qE for identifiers in
9998 * toplev.c (announce_function): Translate function names to locale
10000 (warn_deprecated_use): Use %qE for identifiers in diagnostics.
10001 (default_tree_printer): Use pp_identifier or translate identifiers
10002 to locale character set. Mark "<anonymous>" for translation.
10003 * tree-mudflap.c (mx_register_decls, mudflap_finish_file): Use %qE
10004 for identifiers in diagnostics.
10005 * tree.c (handle_dll_attribute): Use %qE for identifiers in
10007 * varasm.c (output_constructor): Use %qE for identifiers in
10010 2009-05-04 Rafael Avila de Espindola <espindola@google.com>
10012 * configure.ac: use ` ` instead of $()
10013 * configure: Regenerate.
10015 2009-05-05 Ben Elliston <bje@au.ibm.com>
10017 * config/pa/linux-atomic.c: Eliminate conditional include of
10018 errno.h on non-LP64 systems to simplify build requirements.
10020 2009-05-04 Joseph Myers <joseph@codesourcery.com>
10022 * c-common.c (handle_mode_attribute): Use %qE for identifiers in
10024 * c-decl.c (check_bitfield_type_and_width): Make orig_name a tree
10025 and pass value to identifier_to_locale.
10026 (warn_variable_length_array): Make name a tree.
10027 (grokdeclarator): Separate diagnostic texts for named and unnamed
10028 declarators. Use %qE for named declarators.
10029 * c-parser.c (c_lex_one_token): Use %qE for identifiers in
10031 * c-pragma.c (pop_alignment, handle_pragma_pack): Use %qE for
10032 identifiers in diagnostics.
10033 * c-typeck.c (push_member_name, start_init): Pass identifiers to
10034 identifier_to_locale. Mark "anonymous" strings for translation.
10036 2009-05-04 Michael Eager <eager@eagercon.com>
10038 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow
10039 address for DImode/DFmode only if double-precision FP regs.
10041 2009-05-04 Michael Eager <eager@eagercon.com>
10043 * config/rs6000/rs6000.c (rs6000_libcall_value): Add
10044 TARGET_SINGLE_FLOAT check.
10046 2009-05-04 Michael Eager <eager@eagercon.com>
10048 * config/rs6000/xilinx.h: Add CPP_SPEC for -mxilinx-fpu options.
10050 2009-05-04 Michael Eager <eager@eagercon.com>
10052 * gcc/config.gcc: (powerpc-xilinx-eabi*): Add tm t-xilinx
10053 * config/rs6000/t-xilinx: New
10055 2009-05-04 Paolo Bonzini <bonzini@gnu.org>
10057 * doc/tm.texi (LEGITIMIZE_ADDRESS): Revise documentation.
10058 * gcc/defaults.h (LEGITIMIZE_ADDRESS): Delete.
10059 * gcc/explow.c (memory_address): Use target hook.
10060 * gcc/targhooks.c (default_legitimize_address): New.
10061 * gcc/targhooks.h (default_legitimize_address): New.
10062 * gcc/target.h (legitimize_address): New.
10063 * gcc/target-def.h (TARGET_LEGITIMIZE_ADDRESS): New.
10064 (TARGET_INITIALIZER): Include it.
10065 * gcc/system.h (LEGITIMIZE_ADDRESS): Poison.
10067 * config/bfin/bfin-protos.h (legitimize_address): Remove.
10068 * config/bfin/bfin.c (legitimize_address): Remove.
10069 * config/bfin/bfin.h (LEGITIMIZE_ADDRESS): Remove.
10070 * config/m68hc11/m68hc11-protos.h (m68hc11_legitimize_address):
10072 * config/m68hc11/m68hc11.c (m68hc11_legitimize_address): Remove.
10073 * config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Remove.
10075 * gcc/config/arm/arm.h (LEGITIMIZE_ADDRESS, ARM_LEGITIMIZE_ADDRESS,
10076 THUMB_LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS): Delete.
10077 * gcc/config/s390/s390.h (LEGITIMIZE_ADDRESS): Delete.
10078 * gcc/config/m32c/m32c.h (LEGITIMIZE_ADDRESS): Delete.
10079 * gcc/config/sparc/sparc.h (LEGITIMIZE_ADDRESS): Delete.
10080 * gcc/config/m32r/m32r.h (LEGITIMIZE_ADDRESS): Delete.
10081 * gcc/config/i386/i386.h (LEGITIMIZE_ADDRESS): Delete.
10082 * gcc/config/sh/sh.h (LEGITIMIZE_ADDRESS): Delete.
10083 * gcc/config/avr/avr.h (LEGITIMIZE_ADDRESS): Delete.
10084 * gcc/config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Delete.
10085 * gcc/config/iq2000/iq2000.h (LEGITIMIZE_ADDRESS): Delete.
10086 * gcc/config/mn10300/mn10300.h (LEGITIMIZE_ADDRESS): Delete.
10087 * gcc/config/m68k/m68k.h (LEGITIMIZE_ADDRESS): Delete.
10088 * gcc/config/score/score.h (LEGITIMIZE_ADDRESS): Delete.
10089 * gcc/config/pa/pa.h (LEGITIMIZE_ADDRESS): Delete.
10090 * gcc/config/mips/mips.h (LEGITIMIZE_ADDRESS): Delete.
10091 * gcc/config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Delete.
10092 * gcc/config/frv/frv.h (LEGITIMIZE_ADDRESS): Delete.
10093 * gcc/config/spu/spu.h (LEGITIMIZE_ADDRESS): Delete.
10094 * gcc/config/xtensa/xtensa.h (LEGITIMIZE_ADDRESS): Delete.
10095 * gcc/config/cris/cris.h (LEGITIMIZE_ADDRESS): Delete.
10096 * gcc/config/rs6000/rs6000.h (LEGITIMIZE_ADDRESS): Delete.
10097 * gcc/config/picochip/picochip.h (LEGITIMIZE_ADDRESS): Delete.
10099 * gcc/config/s390/s390-protos.h (legitimize_address): Delete.
10100 * gcc/config/m32c/m32c-protos.h (m32c_legitimize_address): Delete.
10101 * gcc/config/sparc/sparc-protos.h (legitimize_address): Delete.
10102 * gcc/config/i386/i386-protos.h (legitimize_address): Delete.
10103 * gcc/config/avr/avr-protos.h (legitimize_address): Delete.
10104 * gcc/config/mn10300/mn10300-protos.h (legitimize_address): Delete.
10105 * gcc/config/score/score-protos.h (score_legitimize_address): Delete.
10106 * gcc/config/arm/arm-protos.h (arm_legitimize_address,
10107 (thumb_legitimize_address): Delete.
10108 * gcc/config/pa/pa-protos.h (hppa_legitimize_address): Delete.
10109 * gcc/config/mips/mips-protos.h (mips_legitimize_address): Delete.
10110 * gcc/config/alpha/alpha-protos.h (alpha_legitimize_address): Delete.
10111 * gcc/config/frv/frv-protos.h (frv_legitimize_address): Delete.
10112 * gcc/config/spu/spu-protos.h (spu_legitimize_address): Delete.
10113 * gcc/config/xtensa/xtensa-protos.h (xtensa_legitimize_address):
10115 * gcc/config/rs6000/rs6000-protos.h (rs6000_legitimize_address):
10118 * config/arm/arm.c (arm_legitimize_address): Maybe call Thumb version.
10119 * config/m32c/m32c.c (m32c_legitimize_address): Standardize.
10120 * config/m32r/m32r.c (m32r_legitimize_address): New.
10121 * config/m68k/m68k.c (m68k_legitimize_address): New.
10122 * config/score/score.c (score_legitimize_address): Standardize.
10123 * config/score/score3.c (score3_legitimize_address): Standardize.
10124 * config/score/score3.h (score3_legitimize_address): Adjust.
10125 * config/score/score7.c (score7_legitimize_address): Standardize.
10126 * config/score/score7.h (score7_legitimize_address): Adjust.
10127 * config/sh/sh.c (sh_legitimize_address): New.
10128 * config/iq2000/iq2000.c (iq2000_legitimize_address): New.
10130 * gcc/config/s390/s390.c (legitimize_address): Rename to...
10131 (s390_legitimize_address): ... this.
10132 * gcc/config/sparc/sparc.c (legitimize_address): Rename to...
10133 (sparc_legitimize_address): ... this.
10134 * gcc/config/i386/i386.c (legitimize_address): Rename to...
10135 (ix86_legitimize_address): ... this.
10136 * gcc/config/avr/avr.c (legitimize_address): Rename to...
10137 (avr_legitimize_address): ... this.
10138 * gcc/config/mn10300/mn10300.c (legitimize_address): Rename to...
10139 (mn10300_legitimize_address): ... this.
10140 * config/alpha/alpha.c (alpha_legitimize_address): Wrap...
10141 (alpha_legitimize_address_1): ... the old alpha_legitimize_address.
10142 (alpha_expand_mov): Adjust call.
10144 * config/frv/frv.c (frv_legitimize_address): Return x on failure.
10145 * config/spu/spu.c (spu_legitimize_address): Likewise.
10146 * config/xtensa/xtensa.c (xtensa_legitimize_address): Likewise.
10147 * config/rs6000/rs6000.c (rs6000_legitimize_address): Likewise.
10149 2009-05-04 Joseph Myers <joseph@codesourcery.com>
10151 * intl.c (locale_encoding, locale_utf8): New.
10152 (gcc_init_libintl): Initialize locale_encoding and locale_utf8.
10153 * intl.h (locale_encoding, locale_utf8): Declare.
10154 * pretty-print.c: Include ggc.h. Include iconv.h if HAVE_ICONV.
10155 (pp_base_tree_identifier, decode_utf8_char, identifier_to_locale):
10157 * pretty-print.h (pp_identifier): Call identifier_to_locale on ID
10159 (pp_tree_identifier): Define to call pp_base_tree_identifier.
10160 (pp_base_tree_identifier): Declare as function.
10161 (identifier_to_locale): Declare.
10162 * Makefile.in (pretty-print.o): Update dependencies.
10163 * varasm.c (finish_aliases_1): Use %qE for identifiers in diagnostics.
10165 2009-05-04 Richard Guenther <rguenther@suse.de>
10167 PR middle-end/40015
10168 * builtins.c (fold_builtin_memory_op): Do not decay to element
10169 type if the size matches the whole array.
10171 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
10173 * expmed.c (synth_mult): When trying out a shift, pass the result
10176 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
10178 * expmed.c (shiftsub_cost): Rename to shiftsub0_cost.
10179 (shiftsub1_cost): New.
10180 (init_expmed): Compute shiftsub1_cost.
10181 (synth_mult): Optimize multiplications by constants of the form
10182 -(2^^m-1) for some constant positive integer m.
10184 2009-05-03 Richard Guenther <rguenther@suse.de>
10187 * c-typeck.c (array_to_pointer_conversion): Do not built
10188 ADDR_EXPRs of arrays of pointer-to-element type.
10189 * c-gimplify.c (c_gimplify_expr): Revert change fixing
10190 up wrong ADDR_EXPRs after-the-fact.
10191 * c-common.c (strict_aliasing_warning): Strip pointer
10192 conversions for obtaining the original type.
10193 * builtins.c (fold_builtin_memset): Handle array types.
10194 (fold_builtin_memory_op): Handle folded POINTER_PLUS_EXPRs
10197 2009-05-03 Richard Guenther <rguenther@suse.de>
10199 PR middle-end/23329
10200 * tree-ssa.c (useless_type_conversion_p_1): Use get_deref_alias_set.
10201 Do not lose casts from array types with unknown extent to array
10202 types with known extent.
10203 * tree-ssa-copy.c (may_propagate_copy): Remove hack checking for
10204 alias set compatibility.
10206 2009-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
10208 * flags.h (extra_warnings): Delete.
10209 * toplev.c (process_options): Handle Wuninitialized here.
10210 * opts.c (extra_warnings): Delete.
10211 (set_Wextra): Delete.
10212 (common_handle_option): -Wextra can be handled automatically.
10213 * c-opts.c (c_common_handle_option): Delete obsolete code.
10214 (c_common_post_options): Simplify comment.
10215 * common.opt (W): Add Var.
10217 (Wuninitialized): Initialize to -1.
10219 2009-05-03 Adam Nemet <anemet@caviumnetworks.com>
10220 Richard Guenther <rguenther@suse.de>
10222 * expr.c (get_def_for_expr): New function.
10223 (expand_expr_real_1) <PLUS_EXPR, MINUS_EXPR>: Adjust to work with
10224 SSA rather than trees.
10225 <MULT_EXPR>: Likewise. Use subexp0 and subexp1 instead of
10226 TREE_OPERAND (exp, 0) and TREE_OPERAND (exp, 1).
10228 2009-05-03 Joseph Myers <joseph@codesourcery.com>
10230 * c-common.c (reswords): Add _Imaginary.
10231 * c-common.c (enum rid): Add RID_IMAGINARY.
10233 2009-05-03 Paolo Bonzini <bonzini@gnu.org>
10235 * tree.h (TYPE_VECTOR_OPAQUE): Fix documentation.
10236 Patch by Richard Guenther.
10238 2009-05-03 Anatoly Sokolov <aesok@post.ru>
10240 * defaults.h (FRAME_POINTER_REQUIRED): Provide default.
10241 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
10242 * config/alpha/alpha.h (FRAME_POINTER_REQUIRED): Delete.
10243 * config/s390/s390.h (FRAME_POINTER_REQUIRED): Delete.
10244 * config/spu/spu.h (FRAME_POINTER_REQUIRED): Delete.
10245 * config/sh/sh.h (FRAME_POINTER_REQUIRED): Delete.
10246 * config/pdp11/pdp11.h (FRAME_POINTER_REQUIRED): Delete.
10247 * config/stormy16/stormy16.h (FRAME_POINTER_REQUIRED): Delete.
10248 * config/m68hc11/m68hc11.h (FRAME_POINTER_REQUIRED): Delete.
10249 * config/iq2000/iq2000.h (FRAME_POINTER_REQUIRED): Delete.
10250 * config/mn10300/mn10300.h (FRAME_POINTER_REQUIRED): Delete.
10251 * config/ia64/ia64.h (FRAME_POINTER_REQUIRED): Delete.
10252 * config/m68k/m68k.h (FRAME_POINTER_REQUIRED): Delete.
10253 * config/rs6000/rs6000.h (FRAME_POINTER_REQUIRED): Delete.
10254 * config/picochip/picochip.h (FRAME_POINTER_REQUIRED): Delete.
10255 * config/mcore/mcore.h (FRAME_POINTER_REQUIRED): Delete.
10256 * config/h8300/h8300.h (FRAME_POINTER_REQUIRED): Delete.
10257 * config/v850/v850.h (FRAME_POINTER_REQUIRED): Delete.
10259 2009-05-02 Richard Guenther <rguenther@suse.de>
10261 PR tree-optimization/39940
10262 * tree-ssa-pre.c (eliminate): Make sure we may propagate before
10265 2009-05-02 Richard Guenther <rguenther@suse.de>
10267 PR middle-end/40001
10268 * tree-ssa.c (execute_update_addresses_taken): Properly check
10269 if we can mark a variable DECL_GIMPLE_REG_P.
10270 * gimple.c (is_gimple_reg): Re-order check for DECL_GIMPLE_REG_P
10271 back to the end of the function.
10272 (is_gimple_reg_type): Remove complex type special casing.
10273 * gimplify.c (gimplify_bind_expr): Do not set DECL_GIMPLE_REG_P
10276 2009-05-02 Ben Elliston <bje@au.ibm.com>
10278 * doc/collect2.texi (Collect2): Document search path behaviour
10279 when configured with --with-ld.
10281 2009-05-02 Jan Hubicka <jh@suse.cz>
10283 * tree-ssa-coalesce.c (coalesce_cost): Do not take ciritical
10284 parameter; update callers.
10285 (coalesce_cost_edge): EH edges are costier because they needs
10286 splitting even if not critical and even more costier when there are
10287 multiple EH predecestors.
10289 2009-05-02 Jan Hubicka <jh@suse.cz>
10291 * except.c (remove_eh_handler_and_replace): Handle updating after
10292 removing TRY blocks.
10294 2009-05-02 Eric Botcazou <ebotcazou@adacore.com>
10296 * store-motion.c (compute_store_table): Add ENABLE_CHECKING guard.
10298 2009-05-02 Steven Bosscher <steven@gcc.gnu.org>
10300 * varasm.c: Do not include c-pragma.h.
10301 * attribs.c: Do not incude c-common.h.
10303 2009-05-01 Michael Matz <matz@suse.de>
10305 * calls.c (initialize_argument_information): Handle SSA names like
10306 decls with a non MEM_P DECL_RTL.
10308 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
10310 * ipa-reference.c: Do not include c-common.h, include splay-tree.h.
10311 * ipa-utils.c: Likewise.
10312 * ipa-type-escape.c: Likewise.
10313 * cgraphunit.c Do not include c-common.h.
10314 * ipa-pure-const.c: Likewise.
10315 * tree-if-conv.c: Likewise.
10316 * matrix-reorg.c: Do not include c-common.h and c-tree.h.
10317 * ipa-struct-reorg.c: Likewise.
10318 * tree-nomudflap.c: Likewise.
10319 * tree-ssa-structalias.c: Likewise.
10321 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
10323 * store-motion.c: Many cleanups to make this pass a first-class
10324 citizen instead of an appendix to gcse load motion. Add TODO list
10325 to make this pass faster/cleaner/better.
10327 (struct ls_expr): Post gcse.c-split cleanups.
10328 Rename to st_expr. Rename "loads" field to "antic_stores". Rename
10329 "stores" field to "avail_stores".
10330 (pre_ldst_mems): Rename to store_motion_mems.
10331 (pre_ldst_table): Rename to store_motion_mems_table.
10332 (pre_ldst_expr_hash): Rename to pre_st_expr_hash, update users.
10333 (pre_ldst_expr_eq): Rename to pre_st_expr_eq, update users.
10334 (ldst_entry): Rename to st_expr_entry, update users.
10335 (free_ldst_entry): Rename to free_st_expr_entry, update users.
10336 (free_ldst_mems): Rename to free_store_motion_mems, update users.
10337 (enumerate_ldsts): Rename to enumerate_store_motion_mems,
10339 (first_ls_expr): Rename to first_st_expr, update users.
10340 (next_ls_expr): Rename to next_st_expr, update users.
10341 (print_ldst_list): Rename to print_store_motion_mems. Print names of
10342 fields properly for store motion instead of names inherited from load
10344 (ANTIC_STORE_LIST, AVAIL_STORE_LIST): Remove.
10345 (LAST_AVAIL_CHECK_FAILURE): Explain what this is. Undefine when we
10348 (ae_kill): Rename to st_kill, update users.
10349 (ae_gen): Rename to st_avloc, update users.
10350 (transp): Rename to st_transp, update users.
10351 (pre_insert_map): Rename to st_insert_map, update users.
10352 (pre_delete_map): Rename to st_delete_map, update users.
10353 (insert_store, build_store_vectors, free_store_memory,
10354 one_store_motion_pass): Update for abovementioned changes.
10356 (gcse_subst_count, gcse_create_count): Remove.
10357 (one_store_motion_pass): New statistics counters "n_stores_deleted"
10358 and "n_stores_created", local variables.
10360 (extract_mentioned_regs, extract_mentioned_regs_1): Rewrite to
10363 (regvec, compute_store_table_current_insn): Remove.
10364 (reg_set_info, reg_clear_last_set): Remove.
10365 (compute_store_table): Use DF caches instead of local dataflow
10368 2009-05-01 Joseph Myers <joseph@codesourcery.com>
10370 * c-objc-common.c (c_tree_printer): Print identifiers with
10371 pp_identifier, not pp_string. Mark "({anonymous})" for
10373 * c-pretty-print.c (pp_c_ws_string): New.
10374 (pp_c_cv_qualifier, pp_c_type_specifier,
10375 pp_c_specifier_qualifier_list, pp_c_parameter_type_list,
10376 pp_c_storage_class_specifier, pp_c_function_specifier,
10377 pp_c_attributes, pp_c_bool_constant, pp_c_constant,
10378 pp_c_primary_expression, pp_c_postfix_expression,
10379 pp_c_unary_expression, pp_c_shift_expression,
10380 pp_c_relational_expression, pp_c_equality_expression,
10381 pp_c_logical_and_expression, pp_c_logical_or_expression): Mostly
10382 use pp_string and pp_c_ws_string in place of pp_identifier and
10383 pp_c_identifier for non-identifiers. Mark English strings for
10385 * c-pretty-print.h (pp_c_ws_string): Declare.
10387 2009-04-30 Paul Pluzhnikov <ppluzhnikov@google.com>
10388 Roland McGrath <roland@redhat.com>
10390 * configure.ac (HAVE_LD_BUILDID): New check for ld --build-id support.
10391 (ENABLE_LD_BUILDID): New configuration option.
10392 * gcc.c [HAVE_LD_BUILDID and ENABLE_LD_BUILDID]
10393 (LINK_BUILDID_SPEC): New macro.
10394 (init_spec): If defined, prepend it between LINK_EH_SPEC and
10396 * doc/install.texi: Document --enable-linker-build-id option.
10397 * configure: Rebuild.
10398 * config.in: Rebuild.
10400 2009-04-30 Adam Nemet <anemet@caviumnetworks.com>
10402 * config/mips/mips.h (FRAME_GROWS_DOWNWARD,
10403 MIPS_GP_SAVE_AREA_SIZE): Define new macros.
10404 (STARTING_FRAME_OFFSET): Return 0 if FRAME_GROWS_DOWNWARD. Use
10405 MIPS_GP_SAVE_AREA_SIZE.
10406 * config/mips/mips.c (struct mips_frame_info): Update comment
10407 before arg_pointer_offset and hard_frame_pointer_offset.
10408 (mips_compute_frame_info): Update diagram before function: to
10409 correctly use stack_pointer_rtx for fp_sp_offset and gp_sp_offset, to
10410 indicate the position of frame_pointer_rtx with -fstack-protector and
10411 to show args_size. Don't allocate cprestore area for leaf functions
10412 if FRAME_GROWS_DOWNWARD. Use MIPS_GP_SAVE_AREA_SIZE to set
10414 (mips_initial_elimination_offset): Update for FRAME_GROWS_DOWNWARD.
10416 2009-04-30 Michael Matz <matz@suse.de>
10418 PR tree-optimization/39955
10419 * config/rs6000/rs6000.c (rs6000_check_sdmode): Also check SSA_NAMEs.
10421 2009-04-30 Dave Korn <dave.korn.cygwin@gmail.com>
10423 * ira.c (setup_cover_and_important_classes): Use safe macro
10424 REG_CLASS_FOR_CONSTRAINT instead of calling regclass_for_constraint
10426 * genpreds.c (write_tm_preds_h): Output suitable definition of
10427 REG_CLASS_FOR_CONSTRAINT.
10429 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
10431 * alloc-pool.c (alloc_pool_descriptor): Use an insert_opion value
10433 * bitmap.c (bitmap_descriptor): Likewise.
10434 * ggc-common.c (loc_descriptor): Likewise.
10435 * varray.c (varray_descriptor): Likewise.
10436 * vec.c (vec_descriptor): Likewise.
10438 2009-04-30 Eric Botcazou <ebotcazou@adacore.com>
10440 * Makefile.in (dce.o): Add $(EXCEPT_H).
10441 * dce.c: Include except.h and delete redundant vector definitions.
10442 (deletable_insn_p): Return false for non-call insns that can throw
10445 2009-04-30 Steven Bosscher <steven@gcc.gnu.org>
10447 * gcse.c (ae_gen): Remove.
10448 (can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
10449 and make non-static function to make it available in store-motion.c.
10450 Update call sites with search-and-replace.
10451 (enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
10452 extract_mentioned_regs, extract_mentioned_regs_helper,
10453 find_moveable_store, compute_store_table, load_kills_store, find_loads,
10454 store_killed_in_insn, store_killed_after, store_killed_before,
10455 build_store_vectors, insert_insn_start_basic_block, insert-store,
10456 remove_reachable_equiv_notes, replace_store_insn, delete_store,
10457 free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
10458 execute_rtl_store_motion, pass_rtl_store_motion): Move to...
10459 * store-motion.c: ...new file. Also copy data structures from gcse.c
10460 and clean up to remove parts not used by store motion.
10461 * rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
10462 * Makefile.in (store-motion.o): New rule. Add to OBJS-common.
10464 2009-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
10467 * config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
10468 when optimizing for size.
10470 2009-04-30 Hans-Peter Nilsson <hp@axis.com>
10472 * gcse.c (gcse_constant_p): Fix typo in last change.
10474 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
10476 * plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
10478 2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com>
10480 * gcse.c (gcse_constant_p): Make sure the constant is sharable.
10482 2009-04-29 James E. Wilson <wilson@codesourcery.com>
10484 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
10485 CONST_HIGH_PART result.
10487 2009-04-29 Anatoly Sokolov <aesok@post.ru>
10489 * config/avr/avr.c (initial_elimination_offset): Rename to
10490 avr_initial_elimination_offset.
10491 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
10492 change return type to bool.
10493 (avr_can_eliminate): New function.
10494 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
10495 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
10496 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
10497 * config/avr/avr-protos.h (initial_elimination_offset): Rename to
10498 avr_initial_elimination_offset.
10499 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
10500 (avr_initial_elimination_offset): Define.
10502 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
10503 Steven Bosscher <steven@gcc.gnu.org>
10505 PR rtl-optimization/39938
10506 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
10507 * cfgrtl.c: Include insn-attr.h.
10508 (rest_of_pass_free_cfg): New function.
10509 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
10510 * resource.c (init_resource_info): Remove call to df_analyze.
10512 2009-04-29 Richard Guenther <rguenther@suse.de>
10515 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
10516 allow conversion to signed integers.
10518 2009-04-29 Richard Guenther <rguenther@suse.de>
10520 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
10521 shifts of floating point vectors if the shift amount is
10522 a constant multiple of the element size.
10524 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
10525 Michael Matz <matz@suse.de>
10527 PR middle-end/39927
10529 * tree-outof-ssa.c (emit_partition_copy): New function.
10530 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
10531 insert_part_to_rtx_on_edge): Perform the partition base var
10532 copy using emit_partition_copy.
10533 (insert_value_copy_on_edge): Convert constants to the right mode.
10534 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
10535 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
10537 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
10539 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
10540 scan backwards to try to find a constant to initialize it.
10542 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
10543 insn before the loop_end instruction, don't look past labels.
10545 2009-04-29 Richard Guenther <rguenther@suse.de>
10547 PR middle-end/39937
10548 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
10549 loose type conversions.
10550 (forward_propagate_addr_expr): Fix tuplification bug. Remove
10551 stmts only if there are no uses of its definition.
10553 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
10555 * config/bfin/bfin.h (splitting_loops): Declare.
10556 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
10557 Reorder bit definitions to be ascending.
10558 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
10559 * config/bfin/bfin.c (splitting_loops): New variable.
10560 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
10561 (struct loop_info): Remove members INIT and LOOP_INIT.
10562 (bfin_optimize_loop): Don't set them. Reorder the code that generates
10563 the LSETUP sequence. Allow LC to be loaded from any register, but
10564 also add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
10565 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
10567 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
10568 of reload_completed.
10571 * config/bfin/bfin.md (movsi_insn): Refine constraints.
10573 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
10575 * Makefile.in (PLUGIN_VERSION_H): New.
10576 (OBJS-common): Remove plugin-version.o.
10577 (plugin.o): Depend on (PLUGIN_VERSION_H).
10578 (plugin-version.o): Remove.
10579 * configure: Regenerate
10580 * configure.ac: Create plugin-version.h.
10581 * gcc-plugin.h (plugin_gcc_version): Remove.
10582 (plugin_default_version_check): Change signature.
10583 * plugin-version.c: Remove.
10584 * plugin.c: Include plugin-version.h.
10585 (str_plugin_gcc_version_name): Remove.
10586 (try_init_one_plugin): Pass gcc version to plugin_init.
10587 (plugin_default_version_check): Both gcc and plugin versions are now
10590 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
10592 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
10593 problematic last insns. Test for TYPE_CALL rather than CALL_P.
10594 Remove special case testing for last insn of inner loops. Don't fail
10595 if the loop ends with a jump, emit an extra nop instead.
10597 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
10598 DREGS rather than comparing directly. Remove code that tries to
10599 account for latencies.
10601 2009-04-29 Richard Guenther <rguenther@suse.de>
10603 PR tree-optimization/39941
10604 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
10605 eliminating an indirect call.
10607 2009-04-29 Richard Guenther <rguenther@suse.de>
10609 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
10610 parameter. Allow invariants as base if !require_lvalue.
10611 (verify_gimple_assign_single): Adjust.
10613 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
10615 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
10616 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
10617 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3,
10618 ssubhi3, ssaddhi3_parts and sssubhi3_parts.
10619 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
10621 * config/bfin/bfin.c (bfin_expand_builtin,
10622 case BFIN_BUILTIN_CPLX_SQU): Adjust accordingly.
10624 2009-04-28 Richard Guenther <rguenther@suse.de>
10626 * tree-vect-loop.c (get_initial_def_for_induction): Use
10627 correct types for pointer increment.
10629 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10631 * toplev.c (print_version): Update GMP version string calculation.
10633 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
10635 PR rtl-optimization/39938
10636 * resource.c (init_resource_info): Add call to df_analyze.
10638 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
10640 * config/alpha/alpha.md (usegp): Cast the result of
10641 alpha_find_lo_sum_using_gp to enum attr_usegp.
10642 * config/alpha/alpha.c (override_options): Remove end-of-structure
10643 marker element from cpu_table. Use array size of cpu_table to handle
10644 -mcpu and -mtune options.
10645 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
10647 2009-04-28 Joseph Myers <joseph@codesourcery.com>
10649 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
10650 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
10651 tune_32 and tune_64.
10652 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
10653 support on PowerPC.
10654 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
10655 * config/rs6000/option-defaults.h: ... here. New file.
10656 (OPT_64, OPT_32): Define.
10657 (MASK_64BIT): Define to 0 if not already defined.
10658 (OPT_ARCH64, OPT_ARCH32): Define.
10659 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
10662 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
10664 * config/arm/arm.c (arm_override_options): Emit error on using
10667 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
10669 PR rtl-optimization/39914
10670 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
10671 registers for allocnos created from user-defined variables only
10672 when not optimizing.
10674 2009-04-28 Richard Guenther <rguenther@suse.de>
10676 PR middle-end/39937
10677 * fold-const.c (fold_binary): Use distribute_real_division only
10680 2009-04-28 Steve Ellcey <sje@cup.hp.com>
10682 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
10683 add hpux-stdint.h to tm_file.
10684 (hppa[12]*-*-hpux11*): Ditto.
10685 (ia64*-*-hpux*): Ditto.
10686 * config/hpux-stdint.h: New.
10687 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
10688 __STDC_EXT__ for all compiles.
10689 * config/pa/pa-hpux.h: Ditto.
10690 * config/pa/pa-hpux10.h: Ditto.
10691 * config/pa/pa-hpux11.h: Ditto.
10693 2009-04-28 Catherine Moore <clm@codesourcery.com>
10695 * debug.h (set_name): Add comment.
10697 2009-04-28 Andrew Pinski <pinskia@gmail.com>
10700 * config/darwin.c (machopic_gen_offset): Check
10701 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
10702 * config/arm/arm.c (require_pic_register): Likewise.
10704 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
10706 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
10707 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
10708 m32c_promote_prototypes): Delete.
10710 2009-04-28 Michael Matz <matz@suse.de>
10712 PR middle-end/39922
10713 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
10716 2009-04-28 Richard Guenther <rguenther@suse.de>
10718 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
10720 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
10722 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
10723 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
10724 * config/arm/arm-tune.md: Regenerate.
10726 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
10728 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
10729 block if there are complex incoming edges.
10730 (sel_merge_blocks): Remove useless assert.
10731 (sel_redirect_edge_and_branch): Check that edge was redirected.
10732 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
10733 (sel_find_rgns): Delete declaration.
10734 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
10735 the region when it is not a preheader.
10737 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
10740 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
10742 2009-04-28 Richard Guenther <rguenther@suse.de>
10744 * tree.h (SSA_NAME_VALUE): Remove.
10745 (struct tree_ssa_name): Remove value_handle member.
10746 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
10747 array for jump threading.
10748 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
10750 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
10751 * tree-flow.h (threadedge_initialize_values): Declare.
10752 (threadedge_finalize_values): Likewise.
10753 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
10754 (SSA_NAME_VALUE): Define.
10755 (threadedge_initialize_values): New function.
10756 (threadedge_finalize_values): Likewise.
10757 * tree-ssa-dom.c (ssa_name_values): New global variable.
10758 (SSA_NAME_VALUE): Define.
10759 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
10761 2009-04-28 Ira Rosen <irar@il.ibm.com>
10763 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
10764 Use REPORT_VECTORIZED_LOCATIONS instead
10765 REPORT_VECTORIZED_LOOPS.
10766 * tree-vectorizer.c (vect_verbosity_level): Make static.
10767 (vect_loop_location): Rename to vect_location.
10768 (vect_set_verbosity_level): Update comment.
10769 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
10771 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
10772 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
10773 instead REPORT_UNVECTORIZED_LOOPS.
10774 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def
10775 and vect_loop_def to vect_external_def and vect_internal_def.
10776 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
10777 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
10778 REPORT_UNVECTORIZED_LOCATIONS.
10779 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
10780 and vect_used_in_loop and to vect_unused_in_scope and
10781 vect_used_in_scope.
10782 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
10783 (vect_verbosity_level): Remove declaration.
10784 (vect_analyze_operations): Likewise.
10785 (vect_analyze_stmt): Declare.
10786 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
10787 REPORT_UNVECTORIZED_LOCATIONS.
10788 (vect_get_loop_niters): Fix indentation.
10789 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
10790 (vect_analyze_loop_operations): New function.
10791 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
10792 vect_analyze_operations.
10793 (vect_is_simple_reduction): Use new names.
10794 (vectorizable_live_operation, vect_transform_loop): Likewise.
10795 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value
10796 to specify whether the data references can be a part of interleaving
10798 (vect_analyze_data_ref_dependence): Use new names.
10799 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
10800 (vect_create_addr_base_for_vector_ref): Remove redundant code.
10801 * tree-vect-patterns.c (widened_name_p): Use new names.
10802 (vect_recog_dot_prod_pattern): Likewise.
10803 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
10804 (process_use, vect_mark_stmts_to_be_vectorized,
10805 vect_model_simple_cost, vect_model_store_cost,
10806 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
10807 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
10808 vectorizable_operation, vectorizable_type_demotion,
10809 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
10810 vectorizable_condition): Likewise.
10811 (vect_analyze_operations): Split into vect_analyze_loop_operations
10813 (vect_analyze_stmt): ... new function.
10814 (new_stmt_vec_info): Use new names.
10815 (vect_is_simple_use): Use new names and fix comment.
10816 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
10817 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
10819 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
10822 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
10823 and integer modes for x87 operands. Do not ICE for unsupported size,
10824 generate error instead. Generate error for unsupported operand types.
10825 ['z']: Do not handle HImode memory operands specially. Warning
10826 for floating-point operands. Fallthru to 'Z' for unsupported operand
10827 types. Do not ICE for unsupported size, generate error instead.
10828 (output_387_binary_op): Use %Z to output operands.
10829 (output_fp_compare): Ditto.
10830 (output_387_reg_move): Ditto.
10832 2009-04-28 Ben Elliston <bje@au.ibm.com>
10837 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10839 * builtins.c (c_strlen): Do not warn here.
10840 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
10841 * c-common.c (pointer_int_sum): Take an explicit location.
10842 Warn about offsets out of bounds.
10843 * c-common.h (pointer_int_sum): Adjust declaration.
10845 2009-04-27 Ian Lance Taylor <iant@google.com>
10847 * collect2.c (is_ctor_dtor): Change type of ret field in struct
10849 * dce.c (run_fast_df_dce): Change type of old_flags to int.
10850 * df-core.c (df_set_flags): Change return type to int. Change
10851 type of old_flags to int.
10852 (df_clear_flags): Likewise.
10853 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
10854 (df_get_conditional_uses): Likewise.
10855 * df.h (df_set_flags, df_clear_flags): Update declarations.
10856 * dwarf2out.c (struct indirect_string_node): Change type of form
10857 field to enum dwarf_form.
10858 (AT_string_form): Change return type to enum dwarf_form.
10859 * fixed-value.c (fixed_compare): Add cast to enum type.
10860 * fwprop.c (update_df): Change 0 to VOIDmode.
10861 * gensupport.c: Change 0 to UNKNOWN.
10862 * gimple.h (gimple_cond_code): Add cast to enum type.
10863 * haifa-sched.c (reemit_notes): Add cast to enum type.
10864 * hooks.c (hook_int_void_no_regs): Remove function.
10865 * hooks.h (hook_int_void_no_regs): Remove declaration.
10866 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
10867 * predict.c (combine_predictions_for_insn): Add casts to enum type.
10868 * real.c (real_arithmetic): Add cast to enum type.
10869 (real_compare): Likewise.
10870 * target.h (struct gcc_target): Change return type of
10871 branch_target_register_class to enum reg_class.
10872 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
10873 default_branch_target_register_class.
10874 * targhooks.c (default_branch_target_register_class): New function.
10875 * targhooks.h (default_branch_target_register_class): Declare.
10876 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
10877 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
10879 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
10881 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
10882 vect_uninitialized_def. Change 0 to ERROR_MARK.
10883 * tree-vect-stmts.c (supportable_widening_operation): Don't
10884 initialize icode1 and icode2.
10885 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
10886 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
10888 (cmn_err_flag_specs): Change 0 to STD_C89.
10889 (cmn_err_char_table): Likewise.
10890 * config/arm/arm.c (get_arm_condition_code): Change type of code
10891 to enum arm_cond_code.
10892 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
10893 (IWMMXT_BUILTIN2): Likewise.
10894 (neon_builtin_type_bits): Don't define typedef.
10895 (neon_builtin_datum): Change type of bits field to int.
10896 (arm_expand_neon_args): Add cast to enum type.
10897 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
10899 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
10900 casts to enum type.
10901 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
10903 * config/mips/mips.md (jal_macro): Return enum constant.
10904 (single_insn): Likewise.
10905 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
10907 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
10908 casts to enum type.
10909 * config/s390/s390.c (s390_tune_flags): Change type to int.
10910 (s390_arch_flags): Likewise.
10911 (s390_handle_arch_option): Change flags field of struct pta to int.
10912 * config/s390/s390.h (s390_tune_flags): Update declaration.
10913 (s390_arch_flags): Likewise.
10914 * config/sh/sh.c (prepare_move_operands): Compare
10915 tls_symbolic_operand result with enum constant.
10916 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
10917 (sh_expand_prologue): Add cast to enum type.
10918 (sh_expand_epilogue): Likewise.
10919 (tls_symbolic_operand): Change return type to enum tls_model.
10920 (fpscr_set_from_mem): Add cast to enum type.
10921 (legitimize_pic_address): Compare tls_symbolic_operand result with
10923 (sh_target_reg_class): Change return type to enum reg_class.
10924 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
10926 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
10927 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
10928 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
10929 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
10930 (delayed_branch, tls_call_delay): Likewise.
10931 (eligible_for_sibcall_delay): Likewise.
10932 (eligible_for_return_delay): Likewise.
10933 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
10934 (spu_expand_builtin_1): Likewise.
10936 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
10937 for all types of conversions.
10938 (output_init_element): Issue -Wc++-compat warning if needed when
10939 initializing a bitfield with enum type.
10940 * c-parser.c (c_parser_expression): Set original_type to
10941 original_type of right hand operand of comman operator.
10943 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10945 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
10947 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
10948 * doc/cpp.texi (Standard Predefined Macros)
10949 (Implementation-defined behavior): Likewise.
10950 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
10951 * doc/gimple.texi (GIMPLE Exception Handling)
10952 (@code{GIMPLE_ASSIGN}): Likewise.
10953 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
10954 * doc/invoke.texi (Warning Options, Optimize Options)
10955 (AVR Options, Darwin Options): Likewise.
10956 (Optimize Options): Reformulate -fwhole-program description.
10957 * doc/loop.texi (Lambda): Likewise.
10958 * doc/md.texi (Output Template, Define Constraints)
10959 (Standard Names, Insn Splitting): Likewise.
10960 * doc/options.texi (Option properties): Likewise.
10961 * doc/passes.texi (Tree-SSA passes): Likewise.
10962 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
10963 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
10964 (File Names and DBX): Likewise.
10965 * doc/trouble.texi (Incompatibilities): Likewise.
10967 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
10969 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
10970 instruction is correct.
10972 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
10974 Allow non-constant arguments to conversion intrinsics.
10975 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
10976 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
10977 * spu.c (print_operand): Handle 'v' and 'w'.
10978 (exp2_immediate_p, spu_gen_exp2): Define.
10979 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
10980 spu_convtf_1): Update parameter descriptions.
10981 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
10982 * constraints.md ('v', 'w'): New.
10983 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
10985 (i2f, I2F): New define_mode_attr.
10986 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
10987 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
10988 fixuns_truncv4sfv4si2): Update to use mode attribute.
10989 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
10990 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
10991 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
10992 patterns for combine.
10994 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
10996 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
10997 (cprop, hoist, pre, store_motion): New debug counters.
10998 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
10999 is not an RTL pass anymore.
11000 (pass_profiling): Remove extern decl for pass removed in 2005.
11001 (pass_gcse, pass_jump_bypass): Remove.
11002 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
11003 to 0 for clean state.
11004 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
11005 * cse.c (gate_handle_cse_after_global_opts,
11006 rest_of_handle_cse_after_global_opts): New functions.
11007 (pass_cse_after_global_opts): New pass, does local CSE.
11008 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
11009 (TV_CPROP): New timevar.
11010 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
11011 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
11012 (gcse_main, recompute_all_luids): Remove.
11013 (compute_hash_table_work): Call max_reg_num instead of reading
11015 (cprop_jump): Don't set run_jump_opt_after_gcse.
11016 (constprop_register): Always allow to alter jumps.
11017 (cprop_insn): Likewise.
11018 (do_local_cprop): Likewise.
11019 (local_cprop_pass): Likewise. Return non-zero if something changed.
11020 (cprop): Remove function, fold interesting bits into one_cprop_pass.
11021 (find_implicit_sets): Add note about missed optimization opportunity.
11022 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
11023 pass_rtl_cprop execute function.
11024 Don't bother tracking the pass number, each pass gets its own dumpfile
11026 Always allow to alter jumpsand bypass jumps.
11027 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
11028 will just find no suitable set.
11029 (pre_edge_insert): Fix dumping, this function is for PRE only.
11030 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
11031 pass_rtl_pre execute function.
11032 (hoist_code): Return non-zero if something changed. Keep track of
11033 substitutions and insertions for statistics gathering similar to PRE.
11034 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
11035 called from the pass_rtl_hoist execute function. Show pass statistics.
11036 (compute_store_table): Use max_reg_num directly instead of using the
11037 formerly global max_gcse_regno.
11038 (build_store_vectors): Likewise.
11039 (replace_store_insn): Fix dumping.
11040 (store_motion): Rename to ...
11041 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
11042 pass, called from the pass_rtl_store_motion execute function. Keep
11043 track of substitutions and insertions for statistics gathering similar
11045 (bypass_jumps): Remove, fold interesting bits into ...
11046 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
11047 from the pass_rtl_cprop execute function.
11048 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
11049 pass_jump_bypass): Remove.
11050 (gate_handle_gcse, rest_of_handle_gcse): Remove.
11051 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
11052 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
11053 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
11054 (gate_rtl_store_motion, execute_rtl_store_motion,
11055 pass_rtl_store_motion): New.
11056 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
11057 make it clear that -fcse-skip-blocks is a no-op for backward compat.
11058 * passes.c (init_optimization_passes): Remove pass_gcse and
11059 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
11060 and cse_after_global_opts in place of pass_gcse. Schedule cprop
11061 instead of pass_jump_bypass.
11063 2009-04-27 Richard Guenther <rguenther@suse.de>
11065 PR middle-end/39928
11066 * gimplify.c (gimplify_expr): If we are required to create
11067 a temporary make sure it ends up as register.
11069 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
11072 * config/i386/i386.c (construct_container): Don't call
11073 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
11074 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
11076 2009-04-27 Michael Matz <matz@suse.de>
11078 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
11079 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
11080 * tree-ssa-live.h: (find_replaceable_exprs): Return a bitmap.
11081 (dump_replaceable_exprs): Take a bitmap.
11082 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
11084 (expand_gimple_basic_block): Likewise.
11085 * tree-ssa-ter.c (struct temp_expr_table_d): Make
11086 replaceable_expressions member a bitmap.
11087 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
11088 (mark_replaceable): Likewise.
11089 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
11090 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
11092 2009-04-27 Richard Guenther <rguenther@suse.de>
11094 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
11095 (verify_stmts): Dispatch to gimple/type verification code.
11096 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
11097 issue with call argument types.
11099 2009-04-27 Michael Matz <matz@suse.de>
11101 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
11102 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
11105 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
11106 Eric Botcazou <ebotcazou@adacore.com>
11108 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
11109 a label's basic block.
11110 (mark_target_live_regs): Tidy and rework obsolete comments.
11111 Change back DF problem to LIVE. If a label starts a basic block,
11112 assume that all registers that used to be live then still are.
11113 (init_resource_info): If a label starts a basic block, set its
11114 BLOCK_FOR_INSN accordingly.
11115 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
11117 2009-04-27 Richard Guenther <rguenther@suse.de>
11119 * tree-flow-inline.h (function_ann): Remove.
11120 (get_function_ann): Likewise.
11121 * tree-dfa.c (create_function_ann): Remove.
11122 * tree-flow.h (struct static_var_ann_d): Remove.
11123 (struct function_ann_d): Likewise.
11124 (union tree_ann_d): Remove fdecl member.
11125 (function_ann_t): Remove.
11126 (function_ann, get_function_ann, create_function_ann): Remove
11129 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
11131 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
11133 2009-04-27 Jan Hubicka <jh@suse.cz>
11135 * ipa-pure-const.c (struct funct_state_d): New fields
11136 state_previously_known, looping_previously_known; remove
11137 state_set_in_source.
11138 (analyze_function): Use new fields.
11139 (propagate): Avoid assumption that state_set_in_source imply
11142 * tree-ssa-loop-niter.c (finite_loop_p): New function.
11143 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
11144 * cfgloop.h (finite_loop_p): Declare.
11146 2009-04-26 Michael Matz <matz@suse.de>
11148 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
11150 2009-04-26 Michael Matz <matz@suse.de>
11152 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
11153 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
11154 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
11155 pass_mark_used_blocks): Remove.
11156 * tree-optimize.c (pass_free_datastructures,
11157 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
11158 * passes.c (init_optimization_passes): Don't call
11159 pass_mark_used_blocks, remove dead code.
11161 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
11163 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
11164 * tree-ssa-live.h (register_ssa_partition): Likewise.
11166 2009-04-26 Michael Matz <matz@suse.de>
11169 * builtins.c (fold_builtin_next_arg): Handle SSA names.
11170 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
11171 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
11173 (compare_pairs): Swap cost comparison.
11174 (coalesce_ssa_name): Don't use change_partition_var.
11175 * tree-nrv.c (struct nrv_data): Add modified member.
11176 (finalize_nrv_r): Set it.
11177 (tree_nrv): Use it to update statements.
11178 (pass_nrv): Require PROP_ssa.
11179 * tree-mudflap.c (mf_decl_cache_locals,
11180 mf_build_check_statement_for): Use make_rename_temp.
11181 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
11182 * alias.c (find_base_decl): Handle SSA names.
11183 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
11184 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
11185 * rtl.h (set_reg_attrs_for_parm): Declare.
11186 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
11187 to "optimized", remove unused locals at finish.
11188 (execute_free_datastructures): Make global, call
11189 delete_tree_cfg_annotations.
11190 (execute_free_cfg_annotations): Don't call
11191 delete_tree_cfg_annotations.
11193 * ssaexpand.h: New file.
11194 * expr.c (toplevel): Include ssaexpand.h.
11195 (expand_assignment): Handle SSA names the same as register variables.
11196 (expand_expr_real_1): Expand SSA names.
11197 * cfgexpand.c (toplevel): Include ssaexpand.h.
11198 (SA): New global variable.
11199 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
11200 (SSAVAR): New macro.
11201 (set_rtl): New helper function.
11202 (add_stack_var): Deal with SSA names, use set_rtl.
11203 (expand_one_stack_var_at): Likewise.
11204 (expand_one_stack_var): Deal with SSA names.
11205 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
11206 before unique numbers.
11207 (expand_stack_vars): Use set_rtl.
11208 (expand_one_var): Accept SSA names, add asserts for them, feed them
11209 to above subroutines.
11210 (expand_used_vars): Expand all partitions (without default defs),
11211 then only the local decls (ignoring those expanded already).
11212 (expand_gimple_cond): Remove edges when jumpif() expands an
11213 unconditional jump.
11214 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
11215 or remove abnormal edges. Ignore insns setting the LHS of a TERed
11217 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
11218 members of SA; deal with PARM_DECL partitions here; expand
11219 all PHI nodes, free tree datastructures and SA. Commit instructions
11220 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
11221 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
11222 info and statements at start, collect garbage at finish.
11223 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
11224 (VAR_ANN_PARTITION) Remove.
11225 (change_partition_var): Don't declare.
11226 (partition_to_var): Always return SSA names.
11227 (var_to_partition): Only accept SSA names.
11228 (register_ssa_partition): Only check argument.
11229 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
11231 (delete_var_map): Don't free it.
11232 (var_union): Only accept SSA names, simplify.
11233 (partition_view_init): Mark only useful SSA names as used.
11234 (partition_view_fini): Only deal with SSA names.
11235 (change_partition_var): Remove.
11236 (dump_var_map): Use ssa_name instead of partition_to_var member.
11237 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
11239 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
11240 (struct _elim_graph): New member const_dests; nodes member vector of
11242 (set_location_for_edge): New static helper.
11243 (create_temp): Remove.
11244 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
11245 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
11246 (new_elim_graph): Allocate const_dests member.
11247 (clean_elim_graph): Truncate const_dests member.
11248 (delete_elim_graph): Free const_dests member.
11249 (elim_graph_size): Adapt to new type of nodes member.
11250 (elim_graph_add_node): Likewise.
11251 (eliminate_name): Likewise.
11252 (eliminate_build): Don't take basic block argument, deal only with
11253 partition numbers, not variables.
11254 (get_temp_reg): New static helper.
11255 (elim_create): Use it, deal with RTL temporaries instead of trees.
11256 (eliminate_phi): Adjust all calls to new signature.
11257 (assign_vars, replace_use_variable, replace_def_variable): Remove.
11258 (rewrite_trees): Only do checking.
11259 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
11260 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
11261 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
11262 contains_tree_r, MAX_STMTS_IN_LATCH,
11263 process_single_block_loop_latch, analyze_edges_for_bb,
11264 perform_edge_inserts): Remove.
11265 (expand_phi_nodes): New global function.
11266 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
11267 functions, initialize new parameter, remember partitions having a
11269 (finish_out_of_ssa): New global function.
11270 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
11271 don't reset in_ssa_p here, don't disable TER when mudflap.
11272 (pass_del_ssa): Remove.
11273 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
11275 (execute_free_datastructures): Declare.
11276 * Makefile.in (SSAEXPAND_H): New variable.
11277 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
11278 * basic-block.h (commit_one_edge_insertion): Declare.
11279 * passes.c (init_optimization_passes): Move pass_nrv and
11280 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
11281 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
11282 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
11283 (redirect_branch_edge): Deal with super block when expanding, split
11284 out jump patching itself into ...
11285 (patch_jump_insn): ... here, new static helper.
11287 2009-04-26 Michael Matz <matz@suse.de>
11289 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
11290 beyond num_ssa_names.
11291 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
11292 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
11294 2009-04-26 Jakub Jelinek <jakub@redhat.com>
11296 PR inline-asm/39543
11297 * fwprop.c (forward_propagate_asm): New function.
11298 (forward_propagate_and_simplify): Propagate also into __asm, if it
11299 doesn't increase the number of referenced registers.
11302 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
11304 2009-04-26 Jakub Jelinek <jakub@redhat.com>
11306 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
11307 note_nonlocal_vla_type for nonlocal VLAs.
11308 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
11309 contains_remapped_vars, remap_vla_decls): New functions.
11310 (convert_nonlocal_reference_stmt): If not optimizing, call
11311 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
11312 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
11313 if it wasn't found in var_map.
11314 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
11315 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
11316 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
11318 * gimplify.c (nonlocal_vlas): New variable.
11319 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
11321 (gimplify_body): Create and destroy nonlocal_vlas.
11323 * dwarf2out.c (loc_descr_plus_const): New function.
11324 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
11325 mem_loc_descriptor, loc_descriptor_from_tree_1,
11326 descr_info_loc, gen_variable_die): Use it.
11328 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
11329 !TREE_STATIC VAR_DECLs.
11330 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
11331 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
11332 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
11333 DECL_BY_REFERENCE is valid.
11334 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
11335 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
11336 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
11337 Copy DECL_BY_REFERENCE.
11338 (struct nesting_copy_body_data): New type.
11339 (nesting_copy_decl): New function.
11340 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
11341 if they have variable length.
11343 2009-04-26 Michael Matz <matz@suse.de>
11345 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
11346 mark new temporaries for renaming.
11348 2009-04-26 Joseph Myers <joseph@codesourcery.com>
11351 * c-decl.c (global_bindings_p): Return negative value.
11352 (c_variable_size): New. Based on variable_size from
11354 (grokdeclarator): Call c_variable_size not variable_size.
11356 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
11358 * config/i386/i386.c (print_operand) ['z']: Fix typo.
11360 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
11362 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
11363 Redefine it to just use mingw/include.
11364 (ASM_SPEC): Rules for -m32 and -m64.
11365 (LINK_SPEC): Use Likewise.
11366 (SPEC_32): New define.
11367 (SPEC_64): Likewise.
11368 (SUB_LINK_SPEC): Likewise.
11369 (MULTILIB_DEFAULTS): New define.
11370 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
11371 Add multilib options.
11372 (MULTILIB_DIRNAMES): Likewise.
11373 (MULTILIB_OSDIRNAMES): Likewise.
11374 (LIBGCC): Likewise.
11375 (INSTALL_LIBGCC): Likewise.
11377 2009-04-26 Joseph Myers <joseph@codesourcery.com>
11380 * c-tree.h (enum c_inline_static_type): New.
11381 (record_inline_static): Declare.
11382 * c-decl.c (struct c_inline_static, c_inline_statics,
11383 record_inline_static, check_inline_statics): New.
11384 (pop_file_scope): Call check_inline_statics.
11385 (start_decl): Call record_inline_static instead of pedwarning
11386 directly for static in inline function.
11387 * c-typeck.c (build_external_ref): Call record_inline_static
11388 instead of pedwarning directly for static referenced in inline
11391 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
11393 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
11394 not new but only being rescanned.
11395 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
11396 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
11397 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
11398 record_set_info, compute_set, grealloc): Remove.
11399 (recompute_all_luids): New function.
11400 (gcse_main): Don't compute sets, and don't do related memory
11401 allocations/free-ing. If something changed before the end of the
11402 pass, update LUIDs using recompute_all_luids.
11403 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
11404 (free_gcse_mem): Don't free it either.
11405 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
11406 Use the df insn LUIDs.
11407 (load_killed_in_block): Likewise.
11408 (compute_hash_table_work): Don't compute reg_set_in_block.
11409 (compute_transp): Use DF_REG_DEF_CHAINs.
11410 (local_cprop_pass): Don't use compute_sets and related functions.
11411 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
11412 Use get_max_uid() instead of max_cuid.
11413 (insert_insn_end_basic_block, pre_insert_copy_insn,
11414 update_ld_motion_stores): Don't try to
11415 keep reg_set tables up to date.
11416 (pre_insert_copies): Use df insn LUIDs.
11417 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
11418 (reg_set_info): Don't use extra bitmap argument.
11419 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
11420 information to compute regs_set_in_block.
11421 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
11422 (bypass_jumps): Don't use compute_sets and friends.
11424 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11427 * opts.c (undocumented_msg): Do not leave blank even with
11430 2009-04-25 Joseph Myers <joseph@codesourcery.com>
11432 * c-decl.c (build_enumerator): Allow values folding to integer
11433 constants but not integer constant expressions with a pedwarn if
11436 2009-04-25 Joseph Myers <joseph@codesourcery.com>
11439 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
11440 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
11441 type is an integer constant.
11443 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
11446 * config/i386/i386.c (print_operand) ['z']: Revert handling of
11449 2009-04-25 Joseph Myers <joseph@codesourcery.com>
11452 * c-decl.c (grokdeclarator): Diagnose declarations of functions
11453 with variably modified return type and no storage class
11454 specifiers, except for the case of nested functions. Distinguish
11455 extern declarations of functions with variably modified return
11456 types from those of objects with variably modified types.
11458 2009-04-25 Jan Hubicka <jh@suse.cz>
11460 * tree.c (list_equal_p): New function.
11461 * tree.h (list_equal_p): Declare.
11462 * coretypes.h (edge_def, edge, const_edge, basic_block_def
11463 basic_block_def, basic_block, const_basic_block): New.
11464 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
11465 (redirect_eh_edge): New function.
11466 (make_eh_edge_update_phi): EH edges are not abnormal.
11467 * except.c: Include tree-flow.h.
11468 (list_match): New function.
11469 (eh_region_replaceable_by_p): New function.
11470 (replace_region): New function.
11471 (hash_type_list): New function.
11472 (hash_eh_region): New function.
11473 (eh_regions_equal_p): New function.
11474 (merge_peers): New function.
11475 (remove_unreachable_regions): Verify EH tree when checking;
11477 (copy_eh_region_1): New function.
11478 (copy_eh_region): New function.
11479 (push_reachable_handler): New function.
11480 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
11481 regions without label but with live RESX.
11482 * except.h (redirect_eh_edge_to_label): New.
11483 * tree-flow.h (redirect_eh_edge): New.
11484 * coretypes.h (edge_def, edge, const_edge, basic_block_def
11485 basic_block_def, basic_block, const_basic_block): Remove.
11486 * Makefile.in (except.o): Add dependency on tree-flow.h
11487 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
11488 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
11491 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
11494 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
11495 on the destination of memcpy.
11497 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
11499 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
11500 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
11501 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
11503 2009-04-25 Jan Hubicka <jh@suse.cz>
11505 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
11506 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
11507 to be reached by different label than left.
11508 (update_eh_edges): Update comment; remove edge_to_remove if possible
11509 and return true if suceeded.
11510 (cleanup_empty_eh): Accept sharing map; handle shared regions.
11511 (cleanup_eh): Compute sharing map.
11512 * except.c (remove_eh_handler_and_replace): Add argument if we should
11514 (remove_unreachable_regions): Update for label sharing.
11515 (label_to_region_map): Likewise.
11516 (get_next_region_sharing_label): New function.
11517 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
11519 (remove_eh_handler): Update.
11520 (remove_eh_region_and_replace_by_outer_of): New function.
11521 * except.h (struct eh_region): Add next_region_sharing_label.
11522 (remove_eh_region_and_replace_by_outer_of,
11523 get_next_region_sharing_label): Declare.
11524 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
11526 2009-04-25 Jan Hubicka <jh@suse.cz>
11528 * tree-cfg.c (split_critical_edges): Split also edges where we can't
11529 insert code even if they are not critical.
11531 2009-04-25 Jan Hubicka <jh@suse.cz>
11533 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
11534 (gimple_can_remove_branch_p): EH edges won't remove branch by
11536 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
11537 updating of non-abnormal EH edges.
11538 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
11539 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
11540 (split_critical_edges): Split also edges where emitting code on them
11541 will lead to splitting later.
11543 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
11544 H.J. Lu <hongjiu.lu@intel.com>
11547 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
11548 the configured assembler supports fildq and fistpq mnemonics.
11549 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
11550 * configure: Regenerated.
11551 * config.in: Ditto.
11553 * config/i386/i386.c (print_operand): Handle 'Z'.
11554 ['z']: Remove handling of special fild/fist suffixes.
11555 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
11556 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
11557 suffix of fild insn.
11558 (*floatsi<mode>2_vector_mixed): Ditto.
11559 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
11560 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
11561 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
11562 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
11563 * config/i386/gas.h (GAS_MNEMONICS): Remove.
11565 2009-04-25 Ben Elliston <bje@au.ibm.com>
11567 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
11568 the source of a set operation.
11570 2009-04-25 Anatoly Sokolov <aesok@post.ru>
11572 * target.h (struct gcc_target): Add case_values_threshold field.
11573 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
11574 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
11575 * targhooks.c (default_case_values_threshold): New function.
11576 * targhooks.h (default_case_values_threshold): Declare function.
11577 * stmt.c (expand_case): Use case_values_threshold target hook.
11578 * expr.h (case_values_threshold): Remove declartation.
11579 * expr.c (case_values_threshold): Remove function.
11580 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
11582 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
11583 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
11584 (avr_case_values_threshold): Declare as static.
11585 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
11587 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
11588 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
11589 (mn10300_case_values_threshold): New function.
11591 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
11593 * ira.c (setup_cover_and_important_classes): Add enum cast.
11595 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
11597 * genpreds.c (write_enum_constraint_num): Output definition of
11598 CONSTRAINT_NUM_DEFINED_P macro.
11599 * ira.c (setup_cover_and_important_classes): Use
11600 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
11602 2009-04-24 DJ Delorie <dj@redhat.com>
11604 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
11605 __SH2A_SINGLE_ONLY__ also.
11607 2009-04-24 Steve Ellcey <sje@cup.hp.com>
11609 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
11610 (movdf_internal): Ditto.
11611 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
11612 SFmode and DFmode constants.
11613 (ia64_print_operand): Add 'G' format for printing
11614 floating point constants.
11616 2009-04-24 Richard Guenther <rguenther@suse.de>
11618 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
11619 from unsigned additions.
11621 2009-04-24 Joseph Myers <joseph@codesourcery.com>
11623 * c-typeck.c (set_init_index): Allow array designators that are
11624 not integer constant expressions with a pedwarn if pedantic.
11626 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
11628 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
11629 zero if no overlap in nonzero bits between the operands.
11631 2009-04-24 Ian Lance Taylor <iant@google.com>
11633 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
11634 (record_dead_and_set_regs): Likewise.
11635 * df.h (struct df_mw_hardreg): Change flags field to int.
11636 (struct df_base_ref): Likewise.
11637 (struct df): Change changeable_flags field to int.
11638 * df-scan.c (df_defs_record): Change clobber_flags to int.
11639 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
11640 constants rather than #define macros.
11641 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
11642 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
11643 (enum dwarf_calling_convention): Likewise.
11644 (enum dwarf_line_number_x_ops): Likewise.
11645 (enum dwarf_call_frame_info): Likewise.
11646 (enum dwarf_source_language): Likewise.
11647 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
11648 (add_calling_convention_attribute): Likewise.
11649 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
11650 (combine_comparisons): Change compcode to int. Add cast to enum type.
11651 * genrecog.c (maybe_both_true_2): Change c to int.
11652 (write_switch): Likewise. Add cast to enum type.
11653 * gimplify.c (gimplify_omp_for): Handle return values from
11654 gimplify_expr using MIN rather than bitwise or.
11655 (gimplify_expr): Add cast to enum type.
11656 * ipa-prop.c (update_jump_functions_after_inlining): Change
11657 IPA_BOTTOM to IPA_JF_UNKNOWN.
11658 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
11659 Add casts to enum type.
11660 (setup_cover_and_important_classes): Change cl to int. Add casts
11662 (setup_class_translate): Change cl and mode to int.
11663 (ira_init_once): Change mode to int.
11664 (free_register_move_costs): Likewise.
11665 (setup_prohibited_mode_move_regs): Add casts to enum type.
11666 * langhooks.c (add_builtin_function_common): Rework assertion that
11667 value fits bitfield.
11668 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
11669 * omega.c (omega_do_elimination): Avoid math on enum types.
11670 * optabs.c (expand_vec_shift_expr): Remove casts to int.
11671 * opts.c (set_debug_level): Change 2 to enum constant. Use new
11672 int local to handle integral_argment value.
11673 * regmove.c (try_auto_increment): Change PUT_MODE to
11675 * reload.c (push_secondary_reload): Add casts to enum type.
11676 (secondary_reload_class, find_valid_class): Likewise.
11677 * reload1.c (emit_input_reload_insns): Likewise.
11678 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
11679 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
11680 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
11682 * tree.c (build_common_builtin_nodes): Add casts to enum type.
11683 * tree-complex.c (complex_lattice_t): Typedef to int rather than
11685 (expand_complex_libcall): Add casts to enum type.
11686 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
11687 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
11688 with ERROR_MARK, not NUM_TREE_CODES.
11689 (vect_create_epilog_for_reduction): Likewise.
11690 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
11691 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
11692 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
11694 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
11695 vect_unused_in_loop. Change 0 to loop_vect.
11696 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
11697 * var-tracking.c (get_init_value): Change return type to enum
11699 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
11700 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
11702 (arm_override_options): Add casts to enum type.
11703 (arm_emit_tls_decoration): Likewise.
11704 * config/i386/i386.c (ix86_function_specific_restore): Add casts
11706 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
11707 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
11708 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
11710 * config/s390/s390.c (code_for_builtin_64): Change to array of
11712 (code_for_builtin_31): Likewise.
11713 (s390_expand_builtin): Change code_for_builtin to enum insn_code
11715 * config/sparc/sparc.c (sparc_override_options): Change value
11716 field in struct code_model to enum cmodel. In initializer change
11717 0 to NULL and add cast to enum type.
11719 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
11720 Change all callers. Issue a -Wc++-compat warning using
11721 lhs_origtype if necessary.
11722 (convert_for_assignment): Issue -Wc++-compat warnings about
11723 invalid conversions to enum type on assignment.
11724 * c-common.h (build_modify_expr): Update declaration.
11726 2009-04-24 Nick Clifton <nickc@redhat.com>
11728 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
11729 (function_arg_advance): Likewise.
11730 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
11733 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
11735 * config/s390/constraints.md ('I', 'J'): Fix condition.
11737 2009-04-24 Diego Novillo <dnovillo@google.com>
11739 * gengtype-parse.c (parse_error): Add newline after message.
11741 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
11743 * config/i386/sse.md (avxmodesuffixs): Removed.
11744 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
11745 (*avx_pinsr<ssevecsize>): This.
11747 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
11749 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
11750 follow chains of regs with a single definition, and allow expressions
11751 that are function_invariant_p.
11752 (simple_rhs_p): Allow expressions that are function_invariant_p.
11754 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
11756 PR middle-end/39867
11757 * fold-const.c (fold_cond_expr_with_comparison): When folding
11758 > and >= to MAX, make sure the MAX uses the same type as the
11759 comparison's operands.
11761 2009-04-24 Nick Clifton <nickc@redhat.com>
11763 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
11764 addressing for DImode accesses.
11765 (frv_print_operand_address): Handle PLUS case.
11766 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
11768 2009-04-24 Jakub Jelinek <jakub@redhat.com>
11770 PR rtl-optimization/39794
11771 * alias.c (canon_true_dependence): Add x_addr argument.
11772 * rtl.h (canon_true_dependence): Adjust prototype.
11773 * cse.c (check_dependence): Adjust canon_true_dependence callers.
11774 * cselib.c (cselib_invalidate_mem): Likewise.
11775 * gcse.c (compute_transp): Likewise.
11776 * dse.c (scan_reads_nospill): Likewise.
11777 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
11778 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
11779 canon_base_addr of the group, plus optional offset.
11780 (struct group_info): Rename canon_base_mem to
11782 (get_group_info): Set canon_base_addr to canon_rtx of base, not
11783 canon_rtx of base_mem.
11785 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
11787 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
11788 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
11790 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
11792 * config/spu/spu-builtins.h: Delete file.
11794 * config/spu/spu.h (enum spu_builtin_type): Move here from
11796 (struct spu_builtin_description): Likewise. Add GTY marker.
11797 Do not use enum spu_function_code or enum insn_code.
11798 (spu_builtins): Add extern declaration.
11800 * config/spu/spu.c: Do not include "spu-builtins.h".
11801 (enum spu_function_code, enum spu_builtin_type_index,
11802 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
11803 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
11804 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
11805 unsigned_V2DI_type_node): Move here from spu-builtins.h.
11806 (spu_builtin_types): Make static. Add GTY marker.
11807 (spu_builtins): Add extern declaration with GTY marker.
11808 Include "gt-spu.h".
11810 * config/spu/spu-c.c: Do not include "spu-builtins.h".
11811 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
11812 Check programmatically whether all parameters are scalar.
11814 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
11816 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
11818 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
11819 assignment from the constructor either if the target is volatile.
11821 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
11823 * config/arm/arm.md (insv): Do not share operands[0].
11825 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
11827 * config/vxlib-tls.c (active_tls_threads): Delete.
11828 (delete_hook_installed): New.
11829 (tls_delete_hook): Don't delete the delete hook.
11830 (tls_destructor): Delete it here.
11831 (__gthread_set_specific): Adjust installing the delete hook.
11832 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
11833 __gthread_leave_tsd_dtor_context.
11835 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
11837 * c-format.c (gcc_tdiag_char_table): Add support for %E.
11839 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
11841 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
11843 (alpha_rtx_costs): Ditto.
11844 (emit_unlikely_jump): Use add_reg_note.
11845 (emit_frame_store_1): Ditto.
11846 (alpha_expand_prologue): Ditto.
11847 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
11848 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
11850 2009-04-23 Nick Clifton <nickc@redhat.com>
11852 * config/v850/v850.md (epilogue): Remove suppressed code.
11853 (return): Rename to return_simple and remove test of frame size.
11854 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
11855 to gen_return_simple.
11857 2009-04-22 Jing Yu <jingyu@google.com>
11860 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
11862 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
11865 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
11866 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
11867 value is a VECTOR_CST, the element type is the element type of the
11870 2009-04-22 DJ Delorie <dj@redhat.com>
11872 * config/m32c/m32c.h: Update GTY annotations to new syntax.
11874 2009-04-22 Jakub Jelinek <jakub@redhat.com>
11876 * alias.c (find_base_term): Move around LO_SUM case, so that
11877 CONST falls through into PLUS/MINUS handling.
11880 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
11881 into 0, use omit_one_operand.
11883 2009-04-23 Ben Elliston <bje@au.ibm.com>
11885 * config/rs6000/linux-unwind.h (get_regs): Remove type
11886 puns. Change the type of `pc' to an array of unsigned ints and
11887 update all users. Constify frame24.
11889 2009-04-22 DJ Delorie <dj@redhat.com>
11891 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
11892 declarations before code.
11893 (current_function_special_page_vector): Likewise.
11894 (m32c_expand_insv): Silence a warning.
11896 2009-04-21 Taras Glek <tglek@mozilla.com>
11898 * alias.c: Update GTY annotations to new syntax.
11899 * basic-block.h: Likewise.
11900 * bitmap.h: Likewise.
11901 * c-common.h: Likewise.
11902 * c-decl.c: Likewise.
11903 * c-parser.c: Likewise.
11904 * c-pragma.c: Likewise.
11905 * c-tree.h: Likewise.
11906 * cfgloop.h: Likewise.
11907 * cgraph.h: Likewise.
11908 * config/alpha/alpha.c: Likewise.
11909 * config/arm/arm.h: Likewise.
11910 * config/avr/avr.h: Likewise.
11911 * config/bfin/bfin.c: Likewise.
11912 * config/cris/cris.c: Likewise.
11913 * config/darwin.c: Likewise.
11914 * config/frv/frv.c: Likewise.
11915 * config/i386/i386.c: Likewise.
11916 * config/i386/i386.h: Likewise.
11917 * config/i386/winnt.c: Likewise.
11918 * config/ia64/ia64.h: Likewise.
11919 * config/iq2000/iq2000.c: Likewise.
11920 * config/mips/mips.c: Likewise.
11921 * config/mmix/mmix.h: Likewise.
11922 * config/pa/pa.c: Likewise.
11923 * config/pa/pa.h: Likewise.
11924 * config/rs6000/rs6000.c: Likewise.
11925 * config/s390/s390.c: Likewise.
11926 * config/sparc/sparc.c: Likewise.
11927 * config/xtensa/xtensa.c: Likewise.
11928 * cselib.h: Likewise.
11929 * dbxout.c: Likewise.
11930 * dwarf2out.c: Likewise.
11931 * except.c: Likewise.
11932 * except.h: Likewise.
11933 * fixed-value.h: Likewise.
11934 * function.c: Likewise.
11935 * function.h: Likewise.
11936 * gimple.h: Likewise.
11937 * integrate.c: Likewise.
11938 * optabs.c: Likewise.
11939 * output.h: Likewise.
11940 * real.h: Likewise.
11942 * stringpool.c: Likewise.
11943 * tree-data-ref.c: Likewise.
11944 * tree-flow.h: Likewise.
11945 * tree-scalar-evolution.c: Likewise.
11946 * tree-ssa-address.c: Likewise.
11947 * tree-ssa-alias.h: Likewise.
11948 * tree-ssa-operands.h: Likewise.
11949 * tree.c: Likewise.
11950 * tree.h: Likewise.
11951 * varasm.c: Likewise.
11952 * varray.h: Likewise.
11954 * coretypes.h: Do not define GTY macro if it is already defined.
11955 * doc/gty.texi: Update GTY documentation to new syntax.
11956 * gengtype-lex.l: Enforce attribute-like syntax for GTY
11957 annotations on structs.
11958 * gengtype-parse.c: Likewise.
11960 2009-04-22 Mark Heffernan <meheff@google.com>
11962 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
11964 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
11966 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
11969 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
11971 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
11972 the same as a PLUS without a shift. Increase the cost of a
11975 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11977 * Makefile.in: Update dependencies.
11978 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
11979 * errors.h: Remove bogus comment about compatibility.
11980 (warning): Update declaration.
11981 * genautomata.c: Update all calls to warning.
11982 * gimple.c: Do not include errors.h. Include toplev.h.
11983 * tree-ssa-structalias.c: Do not include errors.h.
11984 * omega.c: Likewise.
11985 * tree-ssa-reassoc.c: Likewise.
11986 * config/spu/spu-c.c: Likewise.
11987 * config/spu/t-spu-elf: Update dependencies.
11989 2009-04-22 Richard Guenther <rguenther@suse.de>
11991 PR tree-optimization/39824
11992 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
11993 make sure the types are compatible.
11995 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11998 * c-common.c (c_parse_error): Take a token_flags parameter.
11999 Use token_type for the token type instead.
12000 Pass token_flags to cpp_type2name.
12001 * c-common.h (c_parse_error): Update declaration.
12002 * c-parser.c (c_parser_error): Pass 0 as token flags.
12004 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
12006 PR rtl-optimization/39580
12007 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
12009 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
12011 * function.c (expand_function_end): Do not emit a jump to the "naked"
12012 return label for fall-through returns.
12013 * except.c (sjlj_emit_function_exit): Always place the call to the
12014 unregister function at the location installed by expand_function_end.
12016 2009-04-22 Richard Guenther <rguenther@suse.de>
12018 PR tree-optimization/39845
12019 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
12020 (gen_inbound_check): Likewise.
12022 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
12024 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
12026 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
12027 * config/vxlib.c (__gthread_once): Add race guard for PPC.
12029 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
12031 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
12032 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
12033 shift counts to avoid out-of-bounds array accesses.
12035 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
12037 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
12038 (Pmode): Move above.
12040 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
12042 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
12043 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
12044 GET_CODE macro. Use IN_RANGE macro where appropriate.
12045 * config/alpha/alpha.h: Ditto.
12046 * config/alpha/alpha.md: Ditto.
12047 * config/alpha/constraints.md: Ditto.
12048 * config/alpha/predicates.md: Ditto.
12050 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
12052 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
12053 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12054 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12055 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12056 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12057 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12058 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12059 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12060 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12061 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12062 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12063 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12064 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12065 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12066 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12067 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12068 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12069 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12070 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12071 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12072 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12073 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12074 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12075 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12076 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12077 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12078 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12080 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
12082 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
12083 references from comments.
12084 * cfgbuild.c: (count_basic_blocks): Delete.
12085 (find_basic_blocks_1): Delete.
12086 (find_basic_blocks): Delete.
12087 * except.c (finish_eh_generation): Make static. Move comment from
12088 except.h here. Remove find_basic_blocks references from comments.
12089 * except.h (finish_eh_generation): Delete.
12090 * basic-block.h (find_basic_blocks): Delete.
12091 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
12093 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
12095 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
12096 (sdbout_parms): Likewise.
12098 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
12100 * config/sh/sh.c (prepare_cbranch_operands): Use
12101 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
12102 (expand_cbranchdi4): Likewise.
12103 (from_compare): Add cast to enum type.
12104 (expand_cbranchsi4): Use add_reg_note.
12105 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
12106 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
12107 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
12108 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
12109 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
12110 instead of CODE_FOR_nothing.
12111 (cbranchdi4): Likewise. Fix the order of arguments for
12113 (push_fpscr): Use add_reg_note.
12114 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
12115 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
12117 2009-04-21 Joseph Myers <joseph@codesourcery.com>
12119 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
12120 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
12121 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
12122 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
12123 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
12124 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
12125 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
12126 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
12127 config/alpha/x-vms, config/arc/t-arc,
12128 config/arm/README-interworking, config/arm/arm-c.c,
12129 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
12130 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
12131 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
12132 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
12133 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
12134 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
12135 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
12136 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
12137 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
12138 config/cris/t-elfmulti, config/crx/t-crx,
12139 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
12140 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
12141 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
12142 config/h8300/t-h8300, config/i386/athlon.md,
12143 config/i386/darwin-libgcc.10.4.ver,
12144 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
12145 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
12146 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
12147 config/i386/t-linux64, config/i386/t-nwld,
12148 config/i386/t-rtems-i386, config/i386/t-sol2-10,
12149 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
12150 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
12151 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
12152 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
12153 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
12154 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
12155 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
12156 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
12157 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
12158 config/m68k/t-uclinux, config/mcore/t-mcore,
12159 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
12160 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
12161 config/mips/crtn.asm, config/mips/irix-crti.asm,
12162 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
12163 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
12164 config/mips/mips-fixed.md, config/mips/sb1.md,
12165 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
12166 config/mips/t-iris6, config/mips/t-isa3264,
12167 config/mips/t-libgcc-mips16, config/mips/t-linux64,
12168 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
12169 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
12170 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
12171 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
12172 config/mn10300/t-linux, config/mn10300/t-mn10300,
12173 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
12174 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
12175 config/picochip/libgccExtras/clzsi2.asm,
12176 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
12177 config/rs6000/darwin-libgcc.10.4.ver,
12178 config/rs6000/darwin-libgcc.10.5.ver,
12179 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
12180 config/rs6000/t-aix43, config/rs6000/t-aix52,
12181 config/rs6000/t-darwin, config/rs6000/t-fprules,
12182 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
12183 config/rs6000/t-lynx, config/rs6000/t-netbsd,
12184 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
12185 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
12186 config/rs6000/t-rtems, config/rs6000/t-spe,
12187 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
12188 config/score/t-score-elf, config/sh/divcost-analysis,
12189 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
12190 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
12191 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
12192 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
12193 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
12194 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
12195 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
12196 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
12197 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
12198 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
12199 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
12200 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
12201 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
12202 limitx.h, version.c, xcoff.h: Add copyright and license notices.
12203 * config/h8300/genmova.sh: Include copyright and license notices
12204 in generated output.
12205 * config/h8300/mova.md: Regenerate.
12206 * doc/install.texi2html: Include word "Copyright" in copyright
12207 notice and use name "Free Software Foundation, Inc.".
12208 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
12209 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
12210 ChangeLog-2007, ChangeLog-2008: Correct dates.
12212 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
12214 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
12215 NE_EXPR operations as well.
12216 * c-parser.c (c_parser_condition): Do not set location information on
12218 (c_parser_conditional_expression): Likewise.
12219 (c_parser_binary_expression): Set location information on operators.
12220 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
12221 TRUTH_NOT_EXPR has been folded.
12222 * fold-const.c (fold_truth_not_expr): Copy location information from
12223 the incoming expression to the outgoing one.
12224 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
12225 recursive calls on the LHS of the operator but pass that of the
12226 operator to recursive calls on the RHS of the operator. Set it
12228 (shortcut_cond_expr): Set the locus of the operator on the second
12229 COND_EXPR and that of the expression on the first in degenerate cases.
12230 Pass the locus of the expression to calls to shortcut_cond_r.
12231 Set the locus of the 'then' block on the associated jump, if any.
12232 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
12233 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
12234 expression to call to gimplify_boolean_expr.
12236 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
12238 * config.gcc: Add additional configuration for
12239 i686-w64-mingw* and x86_64-w64-mingw* triplet.
12240 * config/i386/mingw-w64.h: New mingw-w64 specific header.
12241 (CPP_SPEC): Redefine for allowing -municode option.
12242 (STARTFILE_SPEC): Likewise.
12243 * config/i386/t-mingw-w64: New.
12244 * config/i386/mingw-w64.opt: New.
12245 (municode): Add new target option.
12246 * doc/invoke.texi (municode): Add documentation for new option.
12248 2009-04-21 Ian Lance Taylor <iant@google.com>
12250 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
12251 Correct test for number of arguments.
12252 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
12254 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
12256 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
12257 argument of emit_library_call.
12259 2009-04-21 Richard Guenther <rguenther@suse.de>
12261 PR middle-end/39829
12262 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
12263 inside VIEW_CONVERT_EXPRs.
12265 2009-04-21 Martin Jambor <mjambor@suse.cz>
12267 * tree-switch-conversion.c (build_constructors): Split a long line.
12268 (constructor_contains_same_values_p): New function.
12269 (build_one_array): Create assigns of constants if possible, do not
12270 call mark_sym_for_renaming, call update_stmt.
12271 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
12272 make_rename_temp. Do not call mark_symbols_for_renaming, call
12274 (gen_def_assigns): Do not call mark_symbols_for_renaming or
12275 find_new_referenced_vars, call update_stmt.
12276 (gen_inbound_check): Use create_tmp_var and create ssa names manually
12277 instead of calling make_rename_temp. Do not call
12278 find_new_referenced_vars or mark_symbols_for_renaming, call
12281 2009-04-21 Richard Guenther <rguenther@suse.de>
12283 PR tree-optimization/39827
12284 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
12285 (tree_ssa_phiprop): Pass the correct array size.
12287 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
12289 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
12291 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
12294 * c-typeck.c (lvalue_p): Move declaration ...
12295 * c-common.h (lvalue_p): ... to here.
12296 * c-common.c (candidate_equal_p): New.
12297 (add_tlist): Use it.
12298 (merge_tlist): Use it.
12299 (warn_for_collisions_1): Likewise.
12300 (warning_candidate_p): Accept more candidates.
12301 (verify_tree): A warning candidate can be an expression. Use
12304 2009-04-21 Ben Elliston <bje@au.ibm.com>
12307 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
12308 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
12309 options. Remove -mcall-solaris documentation.
12311 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12314 * doc/invoke.texi (-Wlong-long): Update description.
12315 * c-lex (interpret_integer): Only warn if there was no previous
12316 overflow and -Wlong-long is enabled.
12317 * c-decl.c (declspecs_add_type): Drop redundant flags.
12318 * c.opt (Wlong-long): Init to -1.
12319 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
12320 and front-end warn_long_long. Wlong-long only depends on other
12321 flags if it is uninitialized.
12322 * c-parser.c (disable_extension_diagnostics): warn_long_long is
12323 the same for CPP and FE.
12324 (restore_extension_diagnostics): Likewise.
12326 2009-04-20 Ian Lance Taylor <iant@google.com>
12328 Fix enum conversions which are invalid in C++:
12329 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
12330 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
12331 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
12332 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
12333 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
12334 (dbxout_parms): Likewise.
12335 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
12336 (df_clear_flags): Likewise.
12337 * df-problems.c (df_rd_bb_local_compute_process_def): Change
12338 top_flag parameter to int.
12339 (df_chain_create_bb_process_use): Likewise.
12340 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
12342 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
12343 (df_ref_create_structure, df_def_record_1): Likewise.
12344 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
12345 (df_notes_rescan): Change 0 to VOIDmode in function call.
12346 (df_get_call_refs, df_insn_refs_collect): Likewise.
12347 (df_bb_regs_collect): Likewise.
12348 (df_entry_block_defs_collect): Likewise.
12349 (df_exit_block_uses_collect): Likewise.
12350 * df.h: Update declarations.
12351 * double-int.c (double_int_divmod): Add cast to enum type.
12352 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
12353 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
12354 (based_loc_descr): Likewise.
12355 (loc_descriptor_from_tree_1): Change first_op and second_op to
12356 enum dwarf_location_atom. Add cast to enum type.
12357 * expmed.c (init_expmed): Change 0 to SET in function call.
12358 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
12359 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
12360 (do_store_flag): Likewise.
12361 * fixed-value.h (struct fixed_value): Change mode to enum
12363 * function.c (assign_parms): Change 0 to VOIDmode in function call.
12364 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
12366 (insert_insn_decl, insert_decl, insert_state): Likewise.
12367 (automata_list_finish): Likewise.
12368 * genrecog.c (process_define_predicate): Add cast to enum type.
12369 * gensupport.c (init_predicate_table): Add cast to enum type.
12370 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
12372 (gimple_build_call_1, gimple_build_label): Likewise.
12373 (gimple_build_goto, gimple_build_asm_1): Likewise.
12374 (gimple_build_switch_1, gimple_build_cdt): Likewise.
12375 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
12376 (enum fallback): Rename from enum fallback_t.
12377 (fallback_t): Typedef as int.
12378 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
12379 GSI_SAME_STMT in function call.
12380 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
12382 (setup_reg_class_relations): Likewise.
12383 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
12384 (setup_prohibited_class_mode_regs): Add cast to enum type.
12385 (setup_prohibited_mode_move_regs): Likewise.
12386 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
12387 (record_address_regs): Change i to enum reg_class.
12388 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
12389 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
12390 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
12391 (GET_MODE_2XWIDER_MODE): Likewise.
12392 (GET_CLASS_NARROWEST_MODE): Likewise.
12393 * omp-low.c (expand_omp_for): Add cast to enum type.
12394 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
12395 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
12396 * postreload.c (reload_cse_simplify_operands): Change rclass local
12398 * predict.c (combine_predictions_for_insn): Change best_predictor
12399 and predictor to enum br_predictor.
12400 (combine_predictions_for_bb): Likewise.
12401 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
12402 use SET_PREDICT_EXPR_OUTCOME.
12403 * real.c (real_arithmetic): Change icode to code in function call.
12404 * reginfo.c (init_move_cost): Add casts to enum type.
12405 (init_reg_sets_1, init_fake_stack_mems): Likewise.
12406 * regmove.c (regclass_compatible_p): Change class0 and class1 to
12408 * reload.c (find_valid_class): Add casts to enum type.
12409 (push_reload): Change 0 to NO_REGS in function call.
12410 (find_reloads): Change this_alternative to array of enum
12411 reg_class. Remove some now-unnecessary casts.
12412 (make_memloc): Change 0 to VOIDmode in function call.
12413 * reload1.c (reload): Change 0 to VOIDmode in function call.
12414 (eliminate_regs_1, elimination_effects): Likewise.
12415 (eliminate_regs_in_insn): Likewise.
12416 (emit_input_reload_insns): Add cast to enum type.
12417 (delete_output_reload): Change 0 to VOIDmode in function call.
12418 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
12419 to enum type in function call.
12420 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
12421 (SET_PREDICT_EXPR_OUTCOME): Define.
12422 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
12423 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
12424 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
12425 (dump_function): Likewise.
12426 * tree-dump.h: Update declarations.
12427 * tree-pass.h: Update declarations.
12428 * varasm.c (assemble_integer): Change mclass to enum mode_class.
12429 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
12431 (arm_rtx_costs_1): Correct parenthesization.
12432 (arm_rtx_costs): Add casts to enum type.
12433 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
12434 (vfp_emit_fstmd): Use add_rg_note.
12435 (emit_multi_reg_push, emit_sfm): Likewise.
12436 (thumb_set_frame_pointer): Likewise.
12437 (arm_expand_prologue): Likewise.
12438 (arm_regno_class): Change return type to enum reg_class.
12439 (thumb1_expand_prologue): Use add_reg_note.
12440 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
12441 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
12443 * config/arm/gentune.sh: Add cast to enum type.
12444 * config/arm/arm-tune.md: Rebuild.
12445 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
12446 (ix86_split_fp_branch, predict_jump): Likewise.
12447 (ix86_expand_multi_arg_builtin): Change sub_code from enum
12448 insn_code to enum rtx_code.
12449 (ix86_builtin_vectorized_function): Add cast to enum type.
12450 * config/i386/i386.md (truncdfsf2): Change slot to enum
12452 (truncxf<mode>2, isinf<mode>2): Likewise.
12453 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
12455 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
12456 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
12457 (insert_bundle_state): Change 1 to INSERT in function call.
12458 (ia64_add_bundle_selector_before): Likewise.
12459 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
12460 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
12461 (restore_stack_nonlocal): Likewise.
12462 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
12464 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
12466 (mips_rtx_costs): Likewise.
12467 (mips_override_options): Add casts to enum type.
12468 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
12470 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
12471 (store_reg, set_reg_plus_d): Likewise.
12472 (hppa_expand_prologue, hppa_profile_hook): Likewise.
12473 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
12475 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
12477 (emit_unlikely_jump): Use add_reg_note.
12478 (rs6000_emit_allocate_stack): Likewise.
12479 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
12480 (output_toc): Change 1 to INSERT in function call.
12481 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
12482 (rs6000_initialize_trampoline): Likewise.
12483 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
12485 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
12486 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
12487 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
12488 (save_gprs): Use add_reg_note.
12489 (s390_emit_prologue): Likewise.
12490 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
12491 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
12492 (sparc_fold_builtin): Add cast to enum type.
12493 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
12495 (spu_expand_prologue): Use add_reg_note.
12496 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
12498 2009-04-20 Ian Lance Taylor <iant@google.com>
12500 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
12501 (c_parser_postfix_expression_after_primary): Get VEC for list of
12502 arguments. Get original types of arguments. Call
12503 build_function_call_vec.
12504 (cached_expr_list_1, cached_expr_list_2): New static variables.
12505 (c_parser_expr_list): Change return type to VEC *. Add
12506 p_orig_types parameter. Change all callers.
12507 (c_parser_release_expr): New static function.
12508 (c_parser_vec_to_tree_list): New static function.
12509 * c-typeck.c (build_function_call): Rewrite to build a VEC and
12510 call build_function_call_vec.
12511 (build_function_call_vec): New function, based on old
12512 build_function_call.
12513 (convert_arguments): Remove nargs and argarray parameters. Change
12514 values to a VEC. Add origtypes parameter.
12515 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
12516 (convert_for_assignment): Add origtype parameter. Change all
12517 callers. If warn_cxx_compat, check for conversion to an enum
12518 type when calling a function.
12519 (store_init_value): Add origtype parameter. Change all callers.
12520 (digest_init): Likewise.
12521 (struct init_node): Add origtype field.
12522 (add_pending_init): Add origtype parameter. Change all callers.
12523 (output_init_element): Likewise.
12524 (output_pending_init_elements): Pass origtype from init_node to
12525 output_init_element.
12526 (process_init_element): Pass origtype from c_expr to
12527 output_init_element.
12528 (c_finish_return): Add origtype parameter. Change all callers.
12529 * c-common.c (sync_resolve_size): Change params to VEC *. Change
12531 (sync_resolve_params): Likewise.
12532 (sync_resolve_return): Change params to first_param. Change caller.
12533 (resolve_overloaded_builtins): Change params to VEC *. Change
12534 callers. Save first parameter around call to build_function_call_vec.
12535 * c-decl.c (finish_decl): Add origtype parameter. Change all
12536 callers. Call build_function_call_vec rather than
12537 build_function_call for cleanup.
12538 * c-tree.h: Update declarations.
12539 * c-common.h: Update declarations.
12540 * stub-objc.c (objc_rewrite_function_call): Change parameter from
12541 params to first_param.
12542 * target.h (struct gcc_target): Change resolve_overloaded_builtin
12543 params parameter from tree to void *.
12544 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
12545 Change arglist parameter to have type void *, and to be a pointer
12547 * config/rs6000/rs6000-protos.h
12548 (altivec_resolve_overloaded_builtin): Update declaration.
12549 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
12550 fnargs parameter to have type void *, and to be a pointer to a
12551 VEC. Call build_function_call_vec instead of
12552 build_function_call.
12553 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
12555 2009-04-20 Joey Ye <joey.ye@intel.com>
12556 Xuepeng Guo <xuepeng.guo@intel.com>
12557 H.J. Lu <hongjiu.lu@intel.com>
12559 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
12561 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
12562 (IX86_LEA_PRIORITY): Likewise.
12563 (distance_non_agu_define): New function.
12564 (distance_agu_use): Likewise.
12565 (ix86_lea_for_add_ok): Likewise.
12566 (ix86_dep_by_shift_count): Likewise.
12568 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
12569 should split for LEA.
12571 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
12573 (ix86_dep_by_shift_count): Likewise.
12575 2009-04-20 Richard Guenther <rguenther@suse.de>
12577 * expr.c (handled_component_p): Move ...
12578 * tree.h (handled_component_p): ... here.
12579 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
12580 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
12581 and REALPART_EXPR to be in one group.
12583 2009-04-20 Richard Guenther <rguenther@suse.de>
12585 * basic-block.h (get_all_dominated_blocks): Declare.
12586 * dominance.c (get_all_dominated_blocks): New function.
12587 * tree-cfg.c (get_all_dominated_blocks): Remove.
12588 (remove_edge_and_dominated_blocks): Adjust.
12589 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
12590 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
12591 instead of recursing.
12593 2009-04-20 Doug Kwan <dougkwan@google.com>
12595 * cgraph.h (cgraph_node_ptr): New type for vector functions.
12596 (struct cgraph_node_set_def): New type.
12597 (cgraph_node_set) New type. Also declare vector functions.
12598 (struct cgraph_node_set_element_def): New type.
12599 (cgraph_node_set_element): Ditto.
12600 (cgraph_node_set_iterator): New iterator type.
12601 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
12602 cgraph_node_set_remove, dump_cgraph_node_set,
12603 debug_cgraph_node_set): New prototypes.
12604 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
12605 cgraph_node_set_size): New inlines.
12606 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
12607 including cgraph.h.
12608 (struct ipa_opt_pass): Add struct cgraph_node_set_def
12609 argument to function 'write_summary'.
12610 * ipa.c: Include ggc.h.
12611 (hash_cgraph_node_set_element,
12612 eq_cgraph_node_set_element, cgraph_node_set_new,
12613 cgraph_node_set_add, cgraph_node_set_remove,
12614 cgraph_node_set_find, dump_cgraph_node_set,
12615 debug_cgraph_node_set): New functions.
12616 * Makefile.in (ipa.o): Add dependency on GGC_H.
12618 2009-04-20 Ira Rosen <irar@il.ibm.com>
12620 PR tree-optimization/39675
12621 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
12622 check of the return code of vect_schedule_slp. Check that
12623 stmt_vec_info still exists for the statement, before checking its
12624 vectorization type.
12626 2009-04-20 Michael Matz <matz@suse.de>
12628 * Makefile.in (generated_files): Take out $(simple_generated_c).
12630 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
12632 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
12633 (UINTPTR_TYPE): Likewise.
12635 2009-04-19 Joseph Myers <joseph@codesourcery.com>
12638 * c-typeck.c (digest_init): Check for initializing an array with a
12641 2009-04-19 Joseph Myers <joseph@codesourcery.com>
12644 * c-semantics.c (pop_stmt_list): Propagate
12645 STATEMENT_LIST_HAS_LABEL to parent statement list.
12647 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
12649 * config/mips/mips.h (mips_tune_attr): New macro.
12650 * config/mips/mips.md (cpu): Use it.
12652 2009-04-19 Joseph Myers <joseph@codesourcery.com>
12655 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
12658 2009-04-19 Diego Novillo <dnovillo@google.com>
12660 * toplev.c (compile_file): Move call to coverage_finish ...
12661 * cgraphunit.c (ipa_passes): ... here.
12662 Call cgraph_process_new_functions.
12663 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
12664 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
12666 2009-04-19 Jan Hubicka <jh@suse.cz>
12668 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
12670 (dump_cgraph_node): Dump can throw external flag.
12671 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
12673 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
12677 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
12678 * common.opt (Wlogical-op): Move from here...
12679 * c.opt (Wlogical-op): ... to here.
12680 * c-typeck.c (parser_build_binary_op): Update call to
12681 warn_logical_operator.
12682 * c-opts.c (c_common_post_options): Enable warn_logical_op with
12684 * c-common.c (warn_logical_op): Update.
12685 * c-common.h (warn_logical_op): Update declaration.
12687 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
12689 * tree.c (protected_set_expr_location): Fix formatting.
12691 2009-04-18 Joseph Myers <joseph@codesourcery.com>
12694 * c-typeck.c (readonly_warning): new.
12695 (build_unary_op, build_modify_expr): Use readonly_warning for
12696 storing into something readonly but not const-qualified.
12698 2009-04-18 Joseph Myers <joseph@codesourcery.com>
12701 * c-typeck.c (build_unary_op): Check for taking address of
12702 expression of type void.
12704 2009-04-18 Joseph Myers <joseph@codesourcery.com>
12707 * c-typeck.c (build_function_call): Check for calling a function
12708 with qualified void return types. Call require_complete_type when
12711 2009-04-18 Jan Hubicka <jh@suse.cz>
12713 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
12715 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
12716 can_throw_external flag.
12717 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
12718 * ipa-pure-const.c (ignore_edge): New function.
12719 (propagate): Compute order for NOTHROW computation; set NOTHROWs
12720 only over can_throw_external edges.
12721 (local_pure_const): Add nothrow flag.
12722 * ipa-utils.c (searchc): Add ignore_edge callback.
12723 (ipa_utils_reduced_inorder): Add ignore_edge callback.
12724 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
12725 (set_nothrow_function_flags): Update cgraph.
12726 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
12728 2009-04-18 Richard Guenther <rguenther@suse.de>
12730 PR middle-end/39804
12731 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
12732 (fold_stmt): ... this and ...
12733 (fold_stmt_inplace): ... this.
12734 (fold_stmt_1): Fold references in calls and asms.
12735 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
12737 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
12739 * tree-vrp.c (ssa_name_nonzero_p): Remove.
12740 * tree.h: Remove the prototype for ssa_name_nonzero_p.
12742 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
12744 * tree.c (function_args_count): Remove.
12745 * tree.h: Remove the prototype for function_args_count.
12747 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
12749 * tree-iterator.c (expr_only): Remove.
12750 * tree.h: Remove the prototype for expr_only.
12752 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
12754 * reginfo.c (cannot_change_mode_set_regs): Remove.
12755 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
12757 2009-04-08 Anatoly Sokolov <aesok@post.ru>
12759 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
12760 whether operands 0 and 1 overlaps.
12762 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
12764 PR middle-end/36902
12765 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
12766 pointer. Use warning_at instead of warning.
12767 (search_for_addr_array): Likewise.
12768 (check_array_bounds): Likewise.
12769 (check_all_array_refs): Check that the incoming edge is not in the
12770 list of edges to be removed.
12771 (check_all_array_refs): Avoid the temporal pointer.
12772 (vrp_visit_cond_stmt): Fix typo.
12773 (simplify_switch_using_ranges): Handle the case where the switch
12774 index is an integer constant.
12776 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
12778 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
12780 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
12782 * doc/extend.texi, doc/invoke.texi: Fix typos.
12784 2009-04-17 Cary Coutant <ccoutant@google.com>
12786 * tree-flow-inline.h (get_lineno): Fix inverted test.
12788 2009-04-17 Diego Novillo <dnovillo@google.com>
12790 * tree-ssa-pre.c (create_expression_by_pieces): Remove
12791 assertion for AVAIL_OUT.
12793 2009-04-17 Mike Frysinger <vapier@gentoo.org>
12796 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
12797 * config/sh/linux-atomic.asm: Likewise.
12799 2009-04-17 Diego Novillo <dnovillo@google.com>
12801 * except.c (debug_eh_tree): New.
12802 (struct eh_region, struct eh_status): Move ...
12803 * except.h: ... here.
12804 (add_type_for_runtime): Declare extern.
12805 (lookup_type_for_runtime): Likewise.
12806 (debug_eh_tree): Declare.
12807 * Makefile.in (GTFILES): List except.h before except.c
12809 2009-04-17 Diego Novillo <dnovillo@google.com>
12811 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
12812 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
12813 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
12814 (find_vars_r): ... here.
12815 * tree-flow.h (find_referenced_vars_in): Declare.
12816 * tree-ssa-pre.c (create_expression_by_pieces): Assert
12817 that AVAIL_OUT exists for BLOCK.
12818 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
12819 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
12820 (tree-parloops.o): Likewise.
12822 2009-04-17 Simon Baldwin <simonb@google.com>
12824 * toplev.c (default_tree_printer): Add handling for %E format.
12826 2009-04-17 Diego Novillo <dnovillo@google.com>
12828 * tree-pretty-print.c (dump_generic_node): Add break after
12829 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
12830 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
12831 FUNCTION_TYPE together. Call print_struct_decl when printing
12832 structures and TDF_SLIM is not given.
12833 (print_struct_decl): Fix logic for detecting recursion.
12835 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
12838 * gcc.c (create_at_file): New.
12839 (compile_input_file_p): New.
12840 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
12841 * main.c (main): Update call to toplev_main.
12842 * toplev.c (toplev_main): Change signature. Call expandargv.
12843 * toplev.h (toplev_main): Change signature.
12845 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
12847 * dwarf2out.c (field_byte_offset): Use the type size as the field size
12848 if the latter is not constant.
12850 2009-04-17 David Edelsohn <edelsohn@gnu.org>
12852 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
12854 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
12856 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
12857 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
12859 2009-04-17 Richard Guenther <rguenther@suse.de>
12861 * tree-ssa-structalias.c (get_constraint_for_component_ref):
12862 Handle component references view-converting an invariant address.
12864 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
12866 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
12867 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
12868 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
12869 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
12870 Use @deftypevr rather than @deftypevar.
12872 2009-04-17 Richard Guenther <rguenther@suse.de>
12874 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
12875 (get_prop_source_stmt): Likewise.
12876 (can_propagate_from): Likewise.
12878 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
12880 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
12881 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
12882 (--with-multilib-list): Add default value.
12883 * configure: Regenerate.
12884 * Makefile.in (TM_ENDIAN_CONFIG): Define.
12885 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
12886 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
12887 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
12888 Don't add default cpu to multilib list unnecessarily, but do enable
12889 the relevant compiler option..
12890 Add support for --with-multilib-list=<blank> and
12891 --with-multilib-list=!<somelib> to supress unwanted multilibs.
12892 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
12893 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
12894 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
12895 TM_MULTILIB_CONFIG.
12896 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
12897 (MULTILIB_OSDIRNAMES): New variable.
12898 * config/sh/t-1e: Delete file.
12899 * config/sh/t-mlib-sh1: Delete file.
12900 * config/sh/t-mlib-sh2: Delete file.
12901 * config/sh/t-mlib-sh2a: Delete file.
12902 * config/sh/t-mlib-sh2a-nofpu: Delete file.
12903 * config/sh/t-mlib-sh2a-single: Delete file.
12904 * config/sh/t-mlib-sh2a-single-only: Delete file.
12905 * config/sh/t-mlib-sh2e: Delete file.
12906 * config/sh/t-mlib-sh3e: Delete file.
12907 * config/sh/t-mlib-sh4: Delete file.
12908 * config/sh/t-mlib-sh4-nofpu: Delete file.
12909 * config/sh/t-mlib-sh4-single: Delete file.
12910 * config/sh/t-mlib-sh4-single-only: Delete file.
12911 * config/sh/t-mlib-sh4a: Delete file.
12912 * config/sh/t-mlib-sh4a-nofpu: Delete file.
12913 * config/sh/t-mlib-sh4a-single: Delete file.
12914 * config/sh/t-mlib-sh4a-single-only: Delete file.
12915 * config/sh/t-mlib-sh4al: Delete file.
12916 * config/sh/t-mlib-sh5-32media: Delete file.
12917 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
12918 * config/sh/t-mlib-sh5-64media: Delete file.
12919 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
12920 * config/sh/t-mlib-sh5-compact: Delete file.
12921 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
12922 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
12923 * doc/install.texi (Options specification): Add
12924 --with-multilib-list and --with-endian.
12926 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
12928 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
12930 (OBJS-common): Add plugin-version.o.
12931 (plugin-version.o): New.
12932 * gcc-plugin.h (plugin_gcc_version): New.
12933 (plugin_default_version_check): New.
12934 (plugin_init_func, plugin_init): Add version argument.
12935 * plugin-version.c: New.
12936 * plugin.c (str_plugin_gcc_version_name): New.
12937 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
12938 pass it to the init function.
12939 (plugin_default_version_check): New.
12941 2009-04-17 Richard Guenther <rguenther@suse.de>
12943 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
12944 for decl-vs-decl disambiguation.
12946 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
12948 * config/s390/s390.h (s390_tune_attr): New macro definition.
12949 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
12951 2009-04-17 Richard Guenther <rguenther@suse.de>
12953 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
12954 (fold_stmt_r): Likewise.
12955 (maybe_fold_reference): New function.
12956 (fold_gimple_assign): Handle cases fold_stmt_r did.
12957 (fold_stmt): Do not use fold_stmt_r.
12958 (fold_stmt_inplace): Likewise.
12960 2009-04-17 Richard Guenther <rguenther@suse.de>
12962 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
12963 (record_equivalences_from_stmt): Remove useless checks and
12965 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
12966 the type is already suitable.
12968 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
12970 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
12972 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
12974 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
12975 (CMPtype): Define as __gcc_CMPtype.
12977 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
12979 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
12980 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
12982 2009-04-17 Richard Guenther <rguenther@suse.de>
12984 PR tree-optimization/39746
12985 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
12986 special-casing for builtins and static variable use/def.
12987 (call_may_clobber_ref_p_1): Likewise.
12989 2009-04-16 Ian Lance Taylor <iant@google.com>
12991 * df.h: Include "timevar.h".
12992 (struct df_problem): Change tv_id field to timevar_id_t.
12993 * tree-pass.h: Include "timevar.h".
12994 (struct opt_pass): Change tv_id field to timevar_id_t.
12995 * timevar.h (timevar_id_t): Define TV_NONE.
12996 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
12997 TV_NONE rather than tv_id != 0.
12998 (execute_one_pass): Likewise.
12999 * Makefile.in (DF_H): Add $(TIMEVAR_H).
13000 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
13001 dependencies to $(TREE_PASS_H).
13002 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
13004 (pass_branch_target_load_optimize2): Likewise.
13005 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
13006 (pass_outof_cfg_layout_mode): Likewise.
13007 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
13008 (pass_rebuild_cgraph_edges): Likewise.
13009 (pass_remove_cgraph_callee_edges): Likewise.
13010 * df-core.c (pass_df_initialize_opt): Likewise.
13011 (pass_df_initialize_no_opt): Likewise.
13012 (pass_df_finish): Likewise.
13013 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
13014 * except.c (pass_set_nothrow_function_flags): Likewise.
13015 (pass_convert_to_eh_region_ranges): Likewise.
13016 * final.c (pass_compute_alignments): Likewise.
13017 * function.c (pass_instantiate_virtual_regs): Likewise.
13018 (pass_init_function): Likewise.
13019 (pass_leaf_regs): Likewise.
13020 (pass_match_asm_constraints): Likewise.
13021 * gimple-low.c (pass_lower_cf): Likewise.
13022 (pass_mark_used_blocks): Likewise.
13023 * init-regs.c (pass_initialize_regs): Likewise.
13024 * integrate.c (pass_initial_value_sets): Likewise.
13025 * ira.c (pass_ira): Likewise.
13026 * jump.c (pass_cleanup_barriers): Likewise.
13027 * omp-low.c (pass_expand_omp): Likewise.
13028 (pass_lower_omp): Likewise.
13029 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
13030 * recog.c (pass_split_all_insns): Likewise.
13031 (pass_split_after_reload): Likewise.
13032 (pass_split_before_regstack): Likewise.
13033 (pass_split_before_sched2): Likewise.
13034 (pass_split_for_shorten_branches): Likewise.
13035 * reginfo.c (pass_reginfo_init): Likewise.
13036 (pass_subregs_of_mode_init): Likewise.
13037 (pass_subregs_of_mode_finish): Likewise.
13038 * passes.c (pass_postreload): Likewise.
13039 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
13040 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
13041 (pass_warn_function_return): Likewise.
13042 (pass_warn_function_noreturn): Likewise.
13043 * tree-complex.c (pass_lower_complex): Likewise.
13044 (pass_lower_complex_O0): Likewise.
13045 * tree-if-conv.c (pass_if_conversion): Likewise.
13046 * tree-into-ssa.c (pass_build_ssa): Likewise.
13047 * tree-mudflap.c (pass_mudflap_1): Likewise.
13048 (pass_mudflap_2): Likewise.
13049 * tree-nomudflap.c (pass_mudflap_1): Likewise.
13050 (pass_mudflap_2): Likewise.
13051 * tree-nrv.c (pass_return_slot): Likewise.
13052 * tree-object-size.c (pass_object_sizes): Likewise.
13053 * tree-optimize.c (pass_all_optimizations): Likewise.
13054 (pass_early_local_passes): Likewise.
13055 (pass_all_early_optimizations): Likewise.
13056 (pass_cleanup_cfg): Likewise.
13057 (pass_cleanup_cfg_post_optimizing): Likewise.
13058 (pass_free_datastructures): Likewise.
13059 (pass_free_cfg_annotations): Likewise.
13060 (pass_fixup_cfg): Likewise.
13061 (pass_init_datastructures): Likewise.
13062 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
13063 (pass_late_warn_uninitialized): Likewise.
13064 (pass_update_address_taken): Likewise.
13065 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
13066 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
13067 (pass_cse_sincos): Likewise.
13068 (pass_convert_to_rsqrt): Likewise.
13069 * tree-ssa-structalias.c (pass_build_alias): Likewise.
13070 * tree-stdarg.c (pass_stdarg): Likewise.
13071 * tree-tailcall.c (pass_tail_recursion): Likewise.
13072 (pass_tail_calls): Likewise.
13073 * tree-vect-generic.c (pass_lower_vector): Likewise.
13074 (pass_lower_vector_ssa): Likewise.
13075 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
13077 2009-04-16 Joseph Myers <joseph@codesourcery.com>
13079 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
13081 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
13083 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
13084 logical and signext.
13086 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
13089 * config/sh/predicates.md (arith_operand): Check if the operand
13090 of TRUNCATE is a REG.
13092 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
13094 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
13095 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
13097 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
13099 * tree-iterator.c (tsi_split_statement_list_after,
13100 tsi_split_statement_list_before): Remove.
13101 * tree-iterator.h: Remove the prototypes for
13102 tsi_split_statement_list_after and tsi_split_statement_list_before.
13104 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
13106 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
13107 * tree-ssa-propagate.h: Remove the prototype for
13108 stmt_makes_single_load.
13110 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
13112 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
13113 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
13115 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
13117 * tree-iterator.c (EXPR_LAST_BODY): Remove.
13119 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
13121 * except.c (eh_region_outer_p): Remove.
13122 * except.h: Remove the prototype for eh_region_outer_p.
13124 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
13126 * function.c (current_function_assembler_name): Remove.
13127 * function.h: Remove the prototype for
13128 current_function_assembler_name.
13130 2009-04-16 Ian Lance Taylor <iant@google.com>
13132 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
13133 (add_reg_note): Call alloc_reg_note.
13134 * rtl.h (alloc_reg_note): Declare.
13135 * combine.c (try_combine): Use alloc_reg_note.
13136 (recog_for_combine, move_deaths): Likewise.
13137 (distribute_notes): Use alloc_reg_note and add_reg_note.
13138 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
13139 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
13140 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
13142 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
13144 PR rtl-optimization/39762
13145 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
13146 ira_may_move_out_cost): Add comments about way of their usage.
13147 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
13149 * ira-conflicts.c (process_regs_for_copy): Use function
13150 ira_get_register_move_cost instead of global
13151 ira_register_move_cost.
13153 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
13154 color_pass, move_spill_restore, update_curr_costs): Ditto.
13156 * ira-lives.c (process_single_reg_class_operands): Ditto.
13158 * ira-emit.c (emit_move_list): Ditto.
13160 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
13161 (record_reg_classes): Ditto. Use functions
13162 ira_get_register_move_cost and ira_get_may_move_cost instead of
13163 global vars ira_register_move_cost, ira_may_move_out_cost and
13164 ira_may_move_in_cost.
13165 (record_address_regs): Don't call ira_init_register_move_cost.
13166 Use function ira_get_may_move_cost instead of global
13167 ira_may_move_in_cost.
13168 (process_bb_node_for_hard_reg_moves): Use function
13169 ira_get_register_move_cost instead of global ira_register_move_cost.
13170 (ira_costs): Don't call ira_init_register_move_cost.
13172 2009-04-16 Richard Guenther <rguenther@suse.de>
13174 * tree-cfg.c (verify_gimple_assign_binary):
13175 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
13176 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
13177 (create_general_new_stmt): Note that this function is broken.
13179 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
13181 * common.opt (fhelp): Add Var(help_flag).
13182 * gcc-plugin.h (plugin_info): Add help.
13183 * plugin.c (plugin_name_args): Add help.
13184 (register_plugin_info): Set plugin->help.
13185 (print_help_one_plugin): New.
13186 (print_plugins_help): New.
13187 * plugin.h (print_plugins_help): New.
13188 * toplev.c (toplev_main): Call print_plugins_help if needed.
13190 2009-04-16 Richard Guenther <rguenther@suse.de>
13192 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
13193 (gimple_ior_addresses_taken_1): New function.
13194 (gimple_ior_addresses_taken): Likewise.
13195 * gimple.h (struct gimple_statement_with_ops_base): Remove
13196 addresses_taken member.
13197 (gimple_ior_addresses_taken): Declare.
13198 (gimple_addresses_taken, gimple_addresses_taken_ptr,
13199 gimple_set_addresses_taken): Remove.
13200 * ipa-reference.c (mark_address): New function.
13201 (scan_stmt_for_static_refs): Use it for marking addresses taken.
13202 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
13203 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
13204 (gimple_add_to_addresses_taken): Remove.
13205 (get_tmr_operands): Call mark_address_taken.
13206 (get_asm_expr_operands): Likewise.
13207 (get_expr_operands): Likewise.
13208 (build_ssa_operands): Do not clear the addresses_taken bitmap.
13209 (free_stmt_operands): Do not free it.
13210 * tree-ssa.c (delete_tree_ssa): Likewise.
13211 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
13213 2009-04-16 Richard Guenther <rguenther@suse.de>
13215 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
13216 (walk_stmt_load_store_ops): Likewise.
13217 * gimple.c (get_base_loadstore): New function.
13218 (walk_stmt_load_store_addr_ops): Likewise.
13219 (walk_stmt_load_store_ops): Likewise.
13220 * ipa-pure-const.c (check_op): Simplify.
13221 (check_load, check_store): New functions.
13222 (check_stmt): Use walk_stmt_load_store_ops.
13223 * ipa-reference.c (mark_load): Adjust signature.
13224 (mark_store): Likewise.
13225 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
13227 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
13229 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
13230 (plugin_info): New.
13231 * opts.c (common_handle_option): Don't call print_version.
13232 * plugin.c (plugin_name_args): Add version.
13233 (register_plugin_info): New.
13234 (register_callback): Handle PLUGIN_INFO.
13235 (try_init_one_plugin): New.
13236 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
13238 (finalize_one_plugin): New.
13239 (finalize_plugins): New.
13240 (print_one_plugin): New.
13241 (print_plugins_versions): New.
13242 * plugin.h (print_plugins_versions): New.
13243 (finalize_plugins): New.
13244 * toplev.c (compile_file): Don't call initialize_plugins.
13245 (print_version): Call print_plugins_versions.
13246 (toplev_main): Call initialize_plugins. Print version if needed.
13247 Call finalize_plugins.
13249 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
13251 * common.opt (fversion): New.
13252 * gcc.c (print_version): New.
13253 (process_command): Don't print the version. Just set print_version.
13254 (main): Print version. Call subprocesses if print_version and
13255 verbose_flag are set.
13256 * opts.c (common_handle_option): Handle OPT_fversion.
13258 2009-04-16 Richard Guenther <rguenther@suse.de>
13259 Ira Rosen <irar@il.ibm.com>
13261 PR tree-optimization/39698
13262 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
13263 type of the reduction variable. Only generate the def if
13266 * omp-low.c (expand_omp_for_generic): When converting to a pointer
13267 make sure to first convert to an integer of the same precision.
13268 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
13269 the type of the evolution correctly in computing the new
13270 induction variable base.
13272 2009-04-16 Richard Guenther <rguenther@suse.de>
13274 PR middle-end/39625
13275 * tree-cfg.c (make_blocks): Split statements with to-be
13276 abnormal SSA names on the lhs.
13278 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
13280 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
13281 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
13282 * c-typeck.c (really_start_incremental_init): Likewise.
13283 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
13284 (TARGET_INITIALIZER): Remove it.
13285 * target.h (struct target): Remove vector_opaque_p.
13286 * tree.c (build_opaque_vector_type): New.
13287 * tree.h (TYPE_VECTOR_OPAQUE): New.
13288 (build_opaque_vector_type): Declare.
13289 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
13290 * config/rs6000/rs6000.c (build_opaque_vector_type,
13291 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
13292 (rs6000_init_builtins): Use build_opaque_vector_type for
13293 opaque_V4SI_type_node.
13295 2009-04-15 Catherine Moore <clm@codesourcery.com>
13297 * debug.h (set_name): Declare.
13298 * dwarf2out.c (dwarf2out_set_name): Declare.
13299 (dwarf2_debug_hooks): Add set_name.
13300 (find_AT_string): New.
13301 (add_AT_string): Call find_AT_string.
13302 (dwarf2out_set_name): New.
13303 * cp/decl.c (grokdeclarator): Call set_name.
13304 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
13305 * debug.c (do_nothing_debug_hooks): Likewise.
13306 * dbxout.c (dbx_debug_hooks): Likewise.
13307 * sdbout.c (sdb_debug_hooks): Likewise.
13309 2009-04-15 Michael Eager <eager@eagercon.com>
13311 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
13312 reg for single-precision FPU.
13313 * config/rs6000/rs6000.md (movsi_internal1): Only for
13314 !TARGET_SINGLE_FPU.
13315 (movsi_internal1_single): New. Add pattern to move SI values to/from
13316 single-precision FP regs.
13318 2009-04-15 Richard Guenther <rguenther@suse.de>
13320 * omp-low.c (lower_rec_input_clauses): Build correct address
13322 (expand_omp_for_generic): Fix multiplication type.
13323 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
13324 (generate_memset_zero): Fix types.
13325 * tree-profile.c (prepare_instrumented_value): Correctly
13328 2009-04-15 Ian Lance Taylor <iant@google.com>
13330 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
13331 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
13332 for -Wall and for -Wc++-compat.
13333 (c_common_post_options): For C++, set warn_enum_compare if not
13335 * c-tree.h (struct c_expr): Add field original_type.
13336 (build_external_ref): Update declaration.
13337 * c-parser.c (c_parser_braced_init): Set original_type.
13338 (c_parser_initelt): Likewise.
13339 (c_parser_expr_no_commas): Likewise.
13340 (c_parser_conditional_expression): Likewise.
13341 (c_parser_cast_expression): Likewise.
13342 (c_parser_unary_expression): Likewise. Pull setting of
13343 original_code to top of function.
13344 (c_parser_sizeof_expression): Set original_type.
13345 (c_parser_alignof_expression): Likewise.
13346 (c_parser_postfix_expression): Likewise. Pull setting of
13347 original_code to top of function.
13348 (c_parser_postfix_expression_after_paren_type): Set original_type.
13349 (c_parser_postfix_expression_after_primary): Likewise.
13350 (c_parser_expression): Likewise.
13351 * c-typeck.c (build_external_ref): Add type parameter. Change all
13353 (c_expr_sizeof_expr): Set original_type field.
13354 (parser_build_unary_op): Likewise.
13355 (parser_build_binary_op): Likewise. Optionally warn about
13356 comparisons of enums of different types.
13357 (digest_init): Set original_type field.
13358 (really_start_incremental_init): Likewise.
13359 (push_init_level, pop_init_level): Likewise.
13360 * doc/invoke.texi (Warning Options): -Wenum-compare now
13363 2009-04-15 Richard Guenther <rguenther@suse.de>
13365 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
13366 out a necessary conversion.
13367 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
13368 names we didn't value number.
13369 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
13371 2009-04-15 Richard Guenther <rguenther@suse.de>
13373 PR tree-optimization/39764
13374 * tree-ssa-ccp.c (get_value): Canonicalize value with
13375 canonicalize_float_value.
13377 2009-04-15 Jan Hubicka <jh@suse.cz>
13379 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
13380 Wrong version of patch.
13382 2009-04-15 Jan Hubicka <jh@suse.cz>
13384 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
13386 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
13388 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
13389 our distinct integral and vector types.
13391 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
13393 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
13394 * init.c (build_vtbl_address): Remove call to assemble_external.
13396 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
13398 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
13399 output for other floating point modes.
13401 2009-04-14 Diego Novillo <dnovillo@google.com>
13403 * diagnostic.c (diagnostic_report_diagnostic): Do not
13404 warn about loaded plugins for DK_ERROR and DK_WARNING.
13405 * c-decl.c (declspecs_add_type): Move call to
13406 invoke_plugin_callbacks ...
13407 * c-parser.c (c_parser_declspecs): ... here.
13408 * plugin.c (dump_active_plugins): Tidy output.
13410 2009-04-14 Diego Novillo <dnovillo@google.com>
13411 Le-Chun Wu <lcwu@google.com>
13413 * configure.ac: Add --enable-plugin support.
13414 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
13415 * Makefile.in (PLUGIN_H): Define.
13416 Export ENABLE_PLUGIN and GMPINC to site.exp.
13417 Add PLUGINLIBS to link command.
13418 Add/modify dependencies for plugin.o and files including plugin.h.
13420 * config.in: Regenerate.
13422 * opts.c (common_handle_option): Handle OPT_fplugin_ and
13425 2009-04-14 Le-Chun Wu <lcwu@google.com>
13427 * tree-pass.h (register_one_dump_file): Add a prototype for
13428 register_one_dump_file.
13429 * toplev.c (compile_file): Call initialize_plugins.
13430 (do_compile): Call invoke_plugin_callbacks.
13431 (toplev_main): Call invoke_plugin_callbacks.
13432 * common.opt: Add -fplugin= and -fplugin-arg-.
13433 * gcc-plugin.h: New public header file for plugins to include.
13434 * plugin.c: New source file.
13435 * plugin.h: New internal header file.
13436 * passes.c (register_one_dump_file): Make it external.
13438 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
13440 2009-04-14 Diego Novillo <dnovillo@google.com>
13442 * doc/plugins.texi: New.
13443 * doc/gccint.texi: Add reference to Plugins chapter.
13444 * doc/invoke.texi: Document -fplugin and -fplugin-arg
13445 * diagnostic.c (diagnostic_report_diagnostic): Warn about
13446 loaded plugins, if any.
13447 * timevar.def (TV_PLUGIN_INIT): Define.
13448 (TV_PLUGIN_RUN): Define.
13449 * plugin.c: Include timevar.h
13450 (plugins_active_p): New.
13451 (dump_active_plugins): New.
13452 (debug_active_plugins): New.
13454 2009-04-14 Joseph Myers <joseph@codesourcery.com>
13456 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
13458 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
13460 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
13462 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
13463 the same as a minus without a shift.
13465 2009-04-14 Nick Clifton <nickc@redhat.com>
13467 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
13468 comparisons with small integers will always produce a short
13471 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
13474 2008-12-19 Diego Novillo <dnovillo@google.com>
13476 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
13478 2009-04-14 Richard Guenther <rguenther@suse.de>
13480 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
13482 (verify_gimple_assign_binary): Likewise. Handle shifts and
13484 (verify_gimple_phi): Print the mismatched argument position.
13485 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
13487 (vect_update_init_of_dr): Likewise.
13488 * matrix-reorg.c (transform_access_sites): Do what the
13490 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
13492 2009-04-13 Michael Eager <eager@eagercon.com>
13494 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
13495 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
13496 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
13497 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
13498 remove duplicate config
13500 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
13502 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
13503 file_name:line_number type locator of the call site.
13505 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
13507 * genautomata.c: Put blank after comma.
13508 (automaton_decls): New.
13509 (struct unit_usage): Add comments to member next.
13510 (store_alt_unit_usage): Keep the list ordered.
13511 (unit_present_on_list_p, equal_alternatives_p): New.
13512 (check_regexp_units_distribution): Check units distribution
13513 correctness correctly.
13514 (main): Don't write automata if error is found. Return correct
13517 * config/m68k/cf.md (cfv4_ds): Remove.
13518 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
13519 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
13521 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
13522 power4-load-ext, power4-store, power4-store-update,
13523 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
13524 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
13525 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
13526 power4-sqrt, power4-isync): Modify reservation to make correct
13527 unit distribution to automata.
13529 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
13530 power5-store-update, power5-two, power5-three, power5-lmul,
13531 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
13533 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
13535 * except.c (pass_set_nothrow_function_flags): Set name and add
13537 (set_nothrow_function_flags): Mention in the dump file when
13538 changing a function to nothrow.
13540 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
13543 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
13544 instead of unsigned long.
13546 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
13548 * config/arm/arm.c (return_used_this_function): Remove.
13549 (arm_output_function_prologue): Remove use of
13550 return_used_this_function.
13551 (output_return_instruction): Replace use of
13552 return_used_this_function
13553 by cfun->machine->return_used_this_function.
13554 (arm_output_epilogue): Likewise.
13555 (arm_output_function_epilogue): Likewise.
13556 (thumb_unexpanded_epilogue): Likewise.
13557 * config/arm/arm.h (struct machine_function):
13558 New member return_used_this_function.
13560 2009-04-12 Mark Mitchell <mark@codesourcery.com>
13562 * doc/install.texi: Correct description of default directory for
13563 --with-gxx-include-dir.
13565 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
13567 * fold-const.c (build_range_check): Properly deal with enumeral and
13568 boolean base types.
13570 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
13572 * doc/invoke.texi (max_gcse_passes): Remove documentation.
13573 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
13574 * params.h (MAX_GCSE_PASSES): Remove.
13575 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
13576 in sequence. Remove ability to run multiple passes.
13577 (bypass_jumps): Report run as third CPROP pass.
13579 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
13581 PR middle-end/39651
13582 * except.c (can_throw_external): Look at each insn in a SEQUENCE
13583 when deciding whether the whole SEQUENCE can throw.
13585 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
13588 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
13589 offseted label references.
13591 2009-04-11 Jan Hubicka <jh@suse.cz>
13593 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
13595 2009-04-11 Richard Guenther <rguenther@suse.de>
13597 PR middle-end/39732
13598 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
13599 return variables as TREE_ADDRESSABLE.
13601 2009-04-11 Richard Guenther <rguenther@suse.de>
13603 PR tree-optimization/39713
13604 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
13605 reference trees have SSA_NAME operands.
13607 2009-04-11 Richard Guenther <rguenther@suse.de>
13610 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
13611 address expressions.
13613 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
13615 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
13616 match changes in Cygwin 1.7
13617 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
13618 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
13620 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
13622 PR tree-optimization/39701
13623 * doc/invoke.texi (Optimization Options): Document change in
13624 meaning and initialization of -fdelete-null-pointer-checks.
13626 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
13628 PR middle-end/39701
13629 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
13631 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
13634 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
13636 2009-04-10 Chao-ying Fu <fu@mips.com>
13638 * doc/tm.texi (Instruction Output): Document
13639 TARGET_ASM_FINAL_POSTSCAN_INSN.
13640 * target.h (final_postscan_insn): New field in asm_out.
13641 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
13642 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
13643 * final.c (final_scan_insn): Call
13644 targetm.asm_out.final_postscan_insn after outputting
13645 an asm macro and a normal instruction.
13647 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
13648 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
13649 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
13650 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
13651 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
13653 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
13655 PR middle-end/39701
13656 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
13657 variables as non-NULL even with -fdelete-null-pointer-checks.
13659 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
13661 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
13663 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
13666 * config/i386/i386.c (classify_argument): Handle SCmode with
13667 (bit_offset % 64) != 0.
13669 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
13671 * doc/invoke.texi (Optimize Options): Add cross-reference to
13672 -Q --help=optimizers examples.
13674 2009-04-10 Ben Elliston <bje@au.ibm.com>
13677 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
13678 regalign for the reg == fpr and TDmode case.
13680 2009-04-09 David Ayers <ayers@fsfe.org>
13683 * objc/objc-act.c (warn_with_method): Remove helper function.
13684 (check_duplicates): Call warning and inform directly.
13685 (really_start_method): Likewise.
13687 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
13689 * expmed.c (expand_divmod): Always use a comparison for a division
13690 by a large unsigned integer.
13692 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
13693 for things others than variables or functions as nonzero.
13695 2009-04-09 Nick Clifton <nickc@redhat.com>
13697 * unwind-compat.c: Change copyright header to refer to version
13698 3 of the GNU General Public License with version 3.1 of the
13699 GCC Runtime Library Exception and to point readers at the
13700 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
13701 * config/alpha/crtfastmath.c: Likewise.
13702 * config/alpha/linux-unwind.h: Likewise.
13703 * config/alpha/qrnnd.asm: Likewise.
13704 * config/alpha/vms-crt0-64.c: Likewise.
13705 * config/alpha/vms-crt0.c: Likewise.
13706 * config/alpha/vms-dwarf2.asm: Likewise.
13707 * config/alpha/vms-dwarf2eh.asm: Likewise.
13708 * config/alpha/vms-psxcrt0-64.c: Likewise.
13709 * config/alpha/vms-psxcrt0.c: Likewise.
13710 * config/alpha/vms_tramp.asm: Likewise.
13711 * config/arc/initfini.c: Likewise.
13712 * config/arc/lib1funcs.asm: Likewise.
13713 * config/arm/bpabi-v6m.S: Likewise.
13714 * config/arm/bpabi.S: Likewise.
13715 * config/arm/bpabi.c: Likewise.
13716 * config/arm/crti.asm: Likewise.
13717 * config/arm/crtn.asm: Likewise.
13718 * config/arm/ieee754-df.S: Likewise.
13719 * config/arm/ieee754-sf.S: Likewise.
13720 * config/arm/lib1funcs.asm: Likewise.
13721 * config/arm/libunwind.S: Likewise.
13722 * config/arm/linux-atomic.c: Likewise.
13723 * config/arm/mmintrin.h: Likewise.
13724 * config/arm/pr-support.c: Likewise.
13725 * config/arm/unaligned-funcs.c: Likewise.
13726 * config/arm/unwind-arm.c: Likewise.
13727 * config/arm/unwind-arm.h: Likewise.
13728 * config/avr/libgcc.S: Likewise.
13729 * config/bfin/crti.s: Likewise.
13730 * config/bfin/crtlibid.s: Likewise.
13731 * config/bfin/crtn.s: Likewise.
13732 * config/bfin/lib1funcs.asm: Likewise.
13733 * config/bfin/linux-unwind.h: Likewise.
13734 * config/cris/arit.c: Likewise.
13735 * config/cris/cris_abi_symbol.c: Likewise.
13736 * config/darwin-64.c: Likewise.
13737 * config/darwin-crt2.c: Likewise.
13738 * config/darwin-crt3.c: Likewise.
13739 * config/darwin.h: Likewise.
13740 * config/dbxelf.h: Likewise.
13741 * config/dfp-bit.c: Likewise.
13742 * config/dfp-bit.h: Likewise.
13743 * config/elfos.h: Likewise.
13744 * config/fixed-bit.c: Likewise.
13745 * config/fixed-bit.h: Likewise.
13746 * config/fp-bit.c: Likewise.
13747 * config/fp-bit.h: Likewise.
13748 * config/fr30/crti.asm: Likewise.
13749 * config/fr30/crtn.asm: Likewise.
13750 * config/fr30/lib1funcs.asm: Likewise.
13751 * config/freebsd-spec.h: Likewise.
13752 * config/frv/cmovd.c: Likewise.
13753 * config/frv/cmovh.c: Likewise.
13754 * config/frv/cmovw.c: Likewise.
13755 * config/frv/frvbegin.c: Likewise.
13756 * config/frv/frvend.c: Likewise.
13757 * config/frv/lib1funcs.asm: Likewise.
13758 * config/glibc-stdint.h: Likewise.
13759 * config/h8300/clzhi2.c: Likewise.
13760 * config/h8300/crti.asm: Likewise.
13761 * config/h8300/crtn.asm: Likewise.
13762 * config/h8300/ctzhi2.c: Likewise.
13763 * config/h8300/fixunssfsi.c: Likewise.
13764 * config/h8300/lib1funcs.asm: Likewise.
13765 * config/h8300/parityhi2.c: Likewise.
13766 * config/h8300/popcounthi2.c: Likewise.
13767 * config/i386/ammintrin.h: Likewise.
13768 * config/i386/att.h: Likewise.
13769 * config/i386/avxintrin.h: Likewise.
13770 * config/i386/biarch64.h: Likewise.
13771 * config/i386/bmmintrin.h: Likewise.
13772 * config/i386/cpuid.h: Likewise.
13773 * config/i386/cross-stdarg.h: Likewise.
13774 * config/i386/crtfastmath.c: Likewise.
13775 * config/i386/crtprec.c: Likewise.
13776 * config/i386/cygming-crtbegin.c: Likewise.
13777 * config/i386/cygming-crtend.c: Likewise.
13778 * config/i386/cygwin.asm: Likewise.
13779 * config/i386/emmintrin.h: Likewise.
13780 * config/i386/gmm_malloc.h: Likewise.
13781 * config/i386/gthr-win32.c: Likewise.
13782 * config/i386/i386.h: Likewise.
13783 * config/i386/immintrin.h: Likewise.
13784 * config/i386/linux-unwind.h: Likewise.
13785 * config/i386/linux64.h: Likewise.
13786 * config/i386/mm3dnow.h: Likewise.
13787 * config/i386/mmintrin-common.h: Likewise.
13788 * config/i386/mmintrin.h: Likewise.
13789 * config/i386/nmmintrin.h: Likewise.
13790 * config/i386/pmm_malloc.h: Likewise.
13791 * config/i386/pmmintrin.h: Likewise.
13792 * config/i386/smmintrin.h: Likewise.
13793 * config/i386/sol2-c1.asm: Likewise.
13794 * config/i386/sol2-ci.asm: Likewise.
13795 * config/i386/sol2-cn.asm: Likewise.
13796 * config/i386/sol2-gc1.asm: Likewise.
13797 * config/i386/tmmintrin.h: Likewise.
13798 * config/i386/unix.h: Likewise.
13799 * config/i386/w32-unwind.h: Likewise.
13800 * config/i386/wmmintrin.h: Likewise.
13801 * config/i386/x86-64.h: Likewise.
13802 * config/i386/x86intrin.h: Likewise.
13803 * config/i386/xmmintrin.h: Likewise.
13804 * config/ia64/crtbegin.asm: Likewise.
13805 * config/ia64/crtend.asm: Likewise.
13806 * config/ia64/crtfastmath.c: Likewise.
13807 * config/ia64/crti.asm: Likewise.
13808 * config/ia64/crtn.asm: Likewise.
13809 * config/ia64/fde-glibc.c: Likewise.
13810 * config/ia64/lib1funcs.asm: Likewise.
13811 * config/ia64/linux-unwind.h: Likewise.
13812 * config/ia64/quadlib.c: Likewise.
13813 * config/ia64/unwind-ia64.c: Likewise.
13814 * config/linux.h: Likewise.
13815 * config/m32c/m32c-lib1.S: Likewise.
13816 * config/m32c/m32c-lib2-trapv.c: Likewise.
13817 * config/m32c/m32c-lib2.c: Likewise.
13818 * config/m32r/initfini.c: Likewise.
13819 * config/m68hc11/larith.asm: Likewise.
13820 * config/m68hc11/m68hc11-crt0.S: Likewise.
13821 * config/m68k/cf.md: Likewise.
13822 * config/m68k/crti.s: Likewise.
13823 * config/m68k/crtn.s: Likewise.
13824 * config/m68k/lb1sf68.asm: Likewise.
13825 * config/m68k/linux-unwind.h: Likewise.
13826 * config/mcore/crti.asm: Likewise.
13827 * config/mcore/crtn.asm: Likewise.
13828 * config/mcore/lib1.asm: Likewise.
13829 * config/mips/linux-unwind.h: Likewise.
13830 * config/mips/loongson.h: Likewise.
13831 * config/mips/mips16.S: Likewise.
13832 * config/mmix/crti.asm: Likewise.
13833 * config/mmix/crtn.asm: Likewise.
13834 * config/pa/fptr.c: Likewise.
13835 * config/pa/hpux-unwind.h: Likewise.
13836 * config/pa/lib2funcs.asm: Likewise.
13837 * config/pa/linux-atomic.c: Likewise.
13838 * config/pa/linux-unwind.h: Likewise.
13839 * config/pa/milli64.S: Likewise.
13840 * config/pa/quadlib.c: Likewise.
13841 * config/pa/stublib.c: Likewise.
13842 * config/picochip/libgccExtras/adddi3.asm: Likewise.
13843 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
13844 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
13845 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
13846 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
13847 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
13848 * config/picochip/libgccExtras/divmod15.asm: Likewise.
13849 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
13850 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
13851 * config/picochip/libgccExtras/longjmp.asm: Likewise.
13852 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
13853 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
13854 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
13855 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
13856 * config/picochip/libgccExtras/setjmp.asm: Likewise.
13857 * config/picochip/libgccExtras/subdi3.asm: Likewise.
13858 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
13859 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
13860 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
13861 * config/rs6000/750cl.h: Likewise.
13862 * config/rs6000/altivec.h: Likewise.
13863 * config/rs6000/biarch64.h: Likewise.
13864 * config/rs6000/crtresfpr.asm: Likewise.
13865 * config/rs6000/crtresgpr.asm: Likewise.
13866 * config/rs6000/crtresxfpr.asm: Likewise.
13867 * config/rs6000/crtresxgpr.asm: Likewise.
13868 * config/rs6000/crtsavfpr.asm: Likewise.
13869 * config/rs6000/crtsavgpr.asm: Likewise.
13870 * config/rs6000/darwin-asm.h: Likewise.
13871 * config/rs6000/darwin-fallback.c: Likewise.
13872 * config/rs6000/darwin-fpsave.asm: Likewise.
13873 * config/rs6000/darwin-ldouble.c: Likewise.
13874 * config/rs6000/darwin-tramp.asm: Likewise.
13875 * config/rs6000/darwin-unwind.h: Likewise.
13876 * config/rs6000/darwin-vecsave.asm: Likewise.
13877 * config/rs6000/darwin-world.asm: Likewise.
13878 * config/rs6000/e500crtres32gpr.asm: Likewise.
13879 * config/rs6000/e500crtres64gpr.asm: Likewise.
13880 * config/rs6000/e500crtres64gprctr.asm: Likewise.
13881 * config/rs6000/e500crtrest32gpr.asm: Likewise.
13882 * config/rs6000/e500crtrest64gpr.asm: Likewise.
13883 * config/rs6000/e500crtresx32gpr.asm: Likewise.
13884 * config/rs6000/e500crtresx64gpr.asm: Likewise.
13885 * config/rs6000/e500crtsav32gpr.asm: Likewise.
13886 * config/rs6000/e500crtsav64gpr.asm: Likewise.
13887 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
13888 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
13889 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
13890 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
13891 * config/rs6000/eabi-ci.asm: Likewise.
13892 * config/rs6000/eabi-cn.asm: Likewise.
13893 * config/rs6000/eabi.asm: Likewise.
13894 * config/rs6000/linux-unwind.h: Likewise.
13895 * config/rs6000/linux64.h: Likewise.
13896 * config/rs6000/paired.h: Likewise.
13897 * config/rs6000/paired.md: Likewise.
13898 * config/rs6000/ppc64-fp.c: Likewise.
13899 * config/rs6000/ppu_intrinsics.h: Likewise.
13900 * config/rs6000/rs6000.h: Likewise.
13901 * config/rs6000/si2vmx.h: Likewise.
13902 * config/rs6000/sol-ci.asm: Likewise.
13903 * config/rs6000/sol-cn.asm: Likewise.
13904 * config/rs6000/spe.h: Likewise.
13905 * config/rs6000/spu2vmx.h: Likewise.
13906 * config/rs6000/sysv4.h: Likewise.
13907 * config/rs6000/tramp.asm: Likewise.
13908 * config/rs6000/vec_types.h: Likewise.
13909 * config/s390/linux-unwind.h: Likewise.
13910 * config/s390/tpf-unwind.h: Likewise.
13911 * config/score/crti.asm: Likewise.
13912 * config/score/crtn.asm: Likewise.
13913 * config/sh/crt1.asm: Likewise.
13914 * config/sh/crti.asm: Likewise.
13915 * config/sh/crtn.asm: Likewise.
13916 * config/sh/divtab-sh4-300.c: Likewise.
13917 * config/sh/divtab-sh4.c: Likewise.
13918 * config/sh/divtab.c: Likewise.
13919 * config/sh/lib1funcs-4-300.asm: Likewise.
13920 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
13921 * config/sh/lib1funcs.asm: Likewise.
13922 * config/sh/lib1funcs.h: Likewise.
13923 * config/sh/linux-atomic.asm: Likewise.
13924 * config/sh/linux-unwind.h: Likewise.
13925 * config/sh/shmedia.h: Likewise.
13926 * config/sh/sshmedia.h: Likewise.
13927 * config/sh/ushmedia.h: Likewise.
13928 * config/sparc/crtfastmath.c: Likewise.
13929 * config/sparc/linux-unwind.h: Likewise.
13930 * config/sparc/sol2-c1.asm: Likewise.
13931 * config/sparc/sol2-ci.asm: Likewise.
13932 * config/sparc/sol2-cn.asm: Likewise.
13933 * config/spu/divmodti4.c: Likewise.
13934 * config/spu/divv2df3.c: Likewise.
13935 * config/spu/float_disf.c: Likewise.
13936 * config/spu/float_unsdidf.c: Likewise.
13937 * config/spu/float_unsdisf.c: Likewise.
13938 * config/spu/float_unssidf.c: Likewise.
13939 * config/spu/mfc_multi_tag_release.c: Likewise.
13940 * config/spu/mfc_multi_tag_reserve.c: Likewise.
13941 * config/spu/mfc_tag_release.c: Likewise.
13942 * config/spu/mfc_tag_reserve.c: Likewise.
13943 * config/spu/mfc_tag_table.c: Likewise.
13944 * config/spu/multi3.c: Likewise.
13945 * config/spu/spu_internals.h: Likewise.
13946 * config/spu/spu_intrinsics.h: Likewise.
13947 * config/spu/spu_mfcio.h: Likewise.
13948 * config/spu/vec_types.h: Likewise.
13949 * config/spu/vmx2spu.h: Likewise.
13950 * config/stormy16/stormy16-lib2.c: Likewise.
13951 * config/svr4.h: Likewise.
13952 * config/sync.c: Likewise.
13953 * config/v850/lib1funcs.asm: Likewise.
13954 * config/vxlib-tls.c: Likewise.
13955 * config/vxlib.c: Likewise.
13956 * config/vxworks-dummy.h: Likewise.
13957 * config/xtensa/crti.asm: Likewise.
13958 * config/xtensa/crtn.asm: Likewise.
13959 * config/xtensa/ieee754-df.S: Likewise.
13960 * config/xtensa/ieee754-sf.S: Likewise.
13961 * config/xtensa/lib1funcs.asm: Likewise.
13962 * config/xtensa/lib2funcs.S: Likewise.
13963 * config/xtensa/linux-unwind.h: Likewise.
13964 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
13965 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
13966 * coretypes.h: Likewise.
13967 * crtstuff.c: Likewise.
13968 * defaults.h: Likewise.
13969 * dwarf2.h: Likewise.
13970 * emutls.c: Likewise.
13971 * gbl-ctors.h: Likewise.
13972 * gcov-io.h: Likewise.
13973 * ginclude/float.h: Likewise.
13974 * ginclude/iso646.h: Likewise.
13975 * ginclude/stdarg.h: Likewise.
13976 * ginclude/stdbool.h: Likewise.
13977 * ginclude/stddef.h: Likewise.
13978 * ginclude/stdfix.h: Likewise.
13979 * ginclude/stdint-gcc.h: Likewise.
13980 * ginclude/tgmath.h: Likewise.
13981 * gthr-aix.h: Likewise.
13982 * gthr-dce.h: Likewise.
13983 * gthr-gnat.c: Likewise.
13984 * gthr-gnat.h: Likewise.
13985 * gthr-lynx.h: Likewise.
13986 * gthr-mipssde.h: Likewise.
13987 * gthr-nks.h: Likewise.
13988 * gthr-posix.c: Likewise.
13989 * gthr-posix.h: Likewise.
13990 * gthr-posix95.h: Likewise.
13991 * gthr-rtems.h: Likewise.
13992 * gthr-single.h: Likewise.
13993 * gthr-solaris.h: Likewise.
13994 * gthr-tpf.h: Likewise.
13995 * gthr-vxworks.h: Likewise.
13996 * gthr-win32.h: Likewise.
13997 * gthr.h: Likewise.
13998 * libgcc2.c: Likewise.
13999 * libgcc2.h: Likewise.
14000 * libgcov.c: Likewise.
14001 * tsystem.h: Likewise.
14002 * typeclass.h: Likewise.
14003 * unwind-c.c: Likewise.
14004 * unwind-compat.h: Likewise.
14005 * unwind-dw2-fde-compat.c: Likewise.
14006 * unwind-dw2-fde-darwin.c: Likewise.
14007 * unwind-dw2-fde-glibc.c: Likewise.
14008 * unwind-dw2-fde.c: Likewise.
14009 * unwind-dw2-fde.h: Likewise.
14010 * unwind-dw2.c: Likewise.
14011 * unwind-dw2.h: Likewise.
14012 * unwind-generic.h: Likewise.
14013 * unwind-pe.h: Likewise.
14014 * unwind-sjlj.c: Likewise.
14015 * unwind.inc: Likewise.
14016 * config/arm/neon-gen.ml: Change generated copyright header to
14017 refer to version 3 of the GNU General Public License with
14018 version 3.1 of the GCC Runtime Library Exception and to point
14019 readers at the COPYING3 and COPYING3.RUNTIME files and the
14020 FSF's license web page.
14021 * config/arm/arm_neon.h: Regenerate.
14023 2009-04-09 Jakub Jelinek <jakub@redhat.com>
14025 * config/cris/cris.md: Change copyright header to refer to version
14026 3 of the GNU General Public License.
14027 * doc/install.texi2html: Change copyright header to refer to version
14028 3 of the GNU General Public License and to point readers at the
14029 COPYING3 file and the FSF's license web page.
14030 * config/vax/linux.h: Likewise.
14032 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
14034 * config/i386/i386.md (cmpcc): New.
14035 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
14036 (sync_compare_and_swap_cc*): Delete.
14038 * config/s390/s390.c (s390_compare_emitted): Remove.
14039 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
14040 s390_compare_emitted used to be handled. Assert that modes match.
14041 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
14042 refer to sync_compare_and_swap_ccsi.
14043 * config/s390/s390.h (s390_compare_emitted): Remove.
14044 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
14045 instead of s390_compare_emitted.
14046 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
14047 instead of s390_compare_emitted.
14048 * config/s390/s390.md (cmpcc): New.
14049 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
14050 CC_REGNUM, do not pretend it's set.
14051 (sync_compare_and_swap_cc*): Delete.
14052 * config/s390/predicates.md (cc_reg_operand): New.
14054 * expr.c (sync_compare_and_swap_cc): Delete.
14055 * optabs.h (sync_compare_and_swap_cc): Delete.
14056 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
14057 is being used with can_compare_p.
14058 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
14059 (find_cc_set): New.
14060 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
14061 look for a MODE_CC set instead. Use emit_store_flag.
14062 (expand_compare_and_swap_loop): Likewise, with some additional
14063 complication to avoid a force_reg when useless. Use
14064 emit_cmp_and_jump_insns.
14065 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
14066 * doc/md.texi (sync_compare_and_swap_cc): Merge with
14067 sync_compare_and_swap documentation.
14069 2009-04-09 Jan Hubicka <jh@suse.cz>
14071 * except.c (find_prev_try): Break out from ....
14072 (duplicate_eh_regions): ... here; properly update prev_try pointers
14073 when duplication part of tree.
14074 (dump_eh_tree): Improve dumping.
14075 (verify_eh_region): New.
14076 (verify_eh_tree): Use it.
14078 2009-04-06 Richard Guenther <rguenther@suse.de>
14080 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
14081 &ARRAY addresses by adjusting their types and prepending
14083 * tree-cfg.c (verify_gimple_assign_single): Verify that
14084 addresses are correct.
14086 2009-04-09 Richard Guenther <rguenther@suse.de>
14088 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
14089 indices into an array reference if possible.
14090 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
14091 Fold POINTER_PLUS_EXPR statements with invariant address.
14093 2009-04-09 Alan Modra <amodra@bigpond.net.au>
14096 * config.gcc (powerpc64-*-linux*): Always build biarch.
14098 2009-04-09 Joseph Myers <joseph@codesourcery.com>
14101 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
14102 it and pedwarn if this results in an INTEGER_CST.
14104 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14106 * doc/install.texi: Update minimum GMP version. Remove obsolete
14107 text in MPFR section.
14109 2009-04-08 Jakub Jelinek <jakub@redhat.com>
14111 * dwarf2out.c (class_scope_p): New static inline.
14112 (class_or_namespace_scope_p): Use it.
14113 (gen_variable_die): Use DW_TAG_member tag for static data member
14114 declarations instead of DW_TAG_variable.
14116 PR middle-end/39573
14117 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
14120 2009-04-08 Richard Guenther <rguenther@suse.de>
14122 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
14123 valueize random data.
14125 2009-04-08 David Edelsohn <edelsohn@gnu.org>
14127 * config.gcc (aix tm_file): Add aix-stdint.h.
14128 (aix tm clause use_gcc_stdint): Set to wrap.
14129 * config/rs6000/aix-stdint.h: New file.
14131 2009-04-08 Richard Guenther <rguenther@suse.de>
14133 PR middle-end/36291
14134 * tree-dfa.c (add_referenced_var): Do not recurse into
14135 global initializers.
14136 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
14138 (fold_const_aggregate_ref): Likewise.
14140 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
14142 * recog.c (ordered_comparison_operator): New.
14143 * gensupport.c (std_preds): Add it.
14144 * doc/md.texi (Machine-Independent Predicates): Document it.
14146 2009-04-08 Jan Hubicka <jh@suse.cz>
14148 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
14149 * function.h (rtl_eh): Remove exception_handler_label_map.
14150 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
14151 remove_exception_handler_label, for_each_eh_label_1): Remove.
14152 (rtl_remove_unreachable_regions): Remove.
14153 (convert_from_eh_region_ranges): Do not remove unreachable regions.
14154 (find_exception_handler_labels): Don't build the hashtable.
14155 (maybe_remove_eh_handler): Remove.
14156 (for_each_eh_label): Rewrite to walk the tree.
14157 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
14158 * except.h (maybe_remove_eh_handler): Remove.
14159 * passes.c (init_optimization_passes): Schedule second EH cleanup
14161 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
14162 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
14164 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
14166 * genoutput.c (validate_optab_operands): New.
14167 (gen_insn, gen_expand): Call it.
14169 * genflags.c (gen_insn): Detect misused iterators.
14170 (main): Pass line_no to gen_insn, exit with status 1 on error.
14172 * genextract.c (line_no): Make global.
14173 (VEC_safe_set_locstr): Change assertion to error message.
14174 (main): Exit with status 1 on error.
14176 2009-04-08 Joseph Myers <joseph@codesourcery.com>
14180 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
14181 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
14182 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
14183 * c-convert.c (convert): Do not call fold on results of conversion
14184 functions when the result is a C_MAYBE_CONST_EXPR.
14185 * c-parser.c (c_parser_postfix_expression): Do not fold condition
14186 of __builtin_choose_expr.
14187 * c-typeck.c (remove_c_maybe_const_expr): New.
14188 (build_unary_op, build_conditional_expr, build_compound_expr,
14189 build_binary_op, c_objc_common_truthvalue_conversion): Call
14190 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
14193 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
14195 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
14196 CODE to produce a new one. Add a prototype to use fold_convert_const
14198 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
14201 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
14202 mix declarations and code.
14204 2009-04-08 Ben Elliston <bje@au.ibm.com>
14206 * gcc.c: Replace `CC' with `GCC' throughout.
14208 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
14210 * doc/invoke.texi: Document Atom support.
14212 2009-04-07 Jason Merrill <jason@redhat.com>
14215 * c-common.h, c-common.c: Add flag_pretty_templates.
14216 * c-opts.c (c_common_handle_option): Set it.
14217 * c.opt: Add -fno-pretty-templates.
14218 * doc/invoke.texi (C++ Dialect Options): Likewise.
14220 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
14222 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
14223 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
14224 (ia64_expand_builtin): Likewise.
14226 2009-04-07 Martin Jambor <mjambor@suse.cz>
14228 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
14229 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
14230 ADDR_EXPRS are include too.
14232 2009-04-07 Richard Guenther <rguenther@suse.de>
14234 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
14235 decls are only used if passes as parameters or if they are
14236 local statics and the call is not to a builtin.
14237 (call_may_clobber_ref_p_1): Likewise.
14239 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
14241 * expr.c (do_store_flag): Remove last argument. Simplify code
14242 to avoid duplication of tests already done by can_compare_p.
14243 (expand_expr_real_1): Adjust caller.
14245 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
14247 * optabs.c (can_compare_p): Test the predicate of a
14248 cbranch and cstore pattern.
14250 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
14252 * expr.c (convert_move): Use emit_store_flag instead of
14255 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
14257 * config/i386/i386.c (ix86_compare_emitted): Remove.
14258 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
14259 ix86_compare_op0 like ix86_compare_emitted used to be handled.
14260 * config/i386/i386.h (ix86_compare_emitted): Remove.
14261 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
14262 instead of ix86_compare_emitted.
14263 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
14265 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
14267 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
14268 Add t-sysroot-suffix to tmake_file.
14269 * config/print-sysroot-suffix.sh: New file.
14270 * config/t-sysroot-suffix: New file.
14272 2009-04-07 Ben Elliston <bje@au.ibm.com>
14274 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
14275 as the latter produces a warning when the target does not support
14278 2009-04-07 Ben Elliston <bje@au.ibm.com>
14280 * dfp.c: Replace type punning assignments with memcpy throughout.
14281 * Makefile.in (dfp.o-warn): Remove.
14283 2009-04-07 Alan Modra <amodra@bigpond.net.au>
14286 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
14287 Include soft-fp/t-softfp after rs6000/t-linux64.
14289 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
14291 * stor-layout.c (set_sizetype): Use the full precision of their
14292 machine mode for bitsize types.
14294 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
14296 * config/i386/i386.md: Revert 2 accidental checkins.
14298 2009-04-06 Joey Ye <joey.ye@intel.com>
14299 Xuepeng Guo <xuepeng.guo@intel.com>
14300 H.J. Lu <hongjiu.lu@intel.com>
14302 Atom pipeline model, tuning and insn selection.
14303 * config.gcc (atom): Add atom config options and target.
14305 * config/i386/atom.md: New.
14307 * config/i386/i386.c (atom_cost): New cost.
14308 (m_ATOM): New macro flag.
14309 (initial_ix86_tune_features): Set m_ATOM.
14310 (x86_accumulate_outgoing_args): Likewise.
14311 (x86_arch_always_fancy_math_387): Likewise.
14312 (processor_target): Add Atom cost.
14313 (cpu_names): Add Atom cpu name.
14314 (override_options): Set Atom ISA.
14315 (ix86_issue_rate): New case PROCESSOR_ATOM.
14316 (ix86_adjust_cost): Likewise.
14318 * config/i386/i386.h (TARGET_ATOM): New target macro.
14319 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
14320 (TARGET_OPT_AGU): New target option.
14321 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
14322 (processor_type): Add PROCESSOR_ATOM.
14324 * config/i386/i386.md (cpu): Add new value "atom".
14325 (use_carry, movu): New attr.
14326 (atom.md): Include atom.md.
14327 (adddi3_carry_rex64): Set attr "use_carry".
14328 (addqi3_carry): Likewise.
14329 (addhi3_carry): Likewise.
14330 (addsi3_carry): Likewise.
14331 (*addsi3_carry_zext): Likewise.
14332 (subdi3_carry_rex64): Likewise.
14333 (subqi3_carry): Likewise.
14334 (subhi3_carry): Likewise.
14335 (subsi3_carry): Likewise.
14336 (x86_movdicc_0_m1_rex64): Likewise.
14337 (*x86_movdicc_0_m1_se): Likewise.
14338 (x86_movsicc_0_m1): Likewise.
14339 (*x86_movsicc_0_m1_se): Likewise.
14340 (*adddi_1_rex64): Emit add insn as much as possible.
14341 (*addsi_1): Likewise.
14342 (return_internal): Set atom_unit.
14343 (return_internal_long): Likewise.
14344 (return_pop_internal): Likewise.
14345 (*rcpsf2_sse): Set atom_sse_attr attr.
14346 (*qrt<mode>2_sse): Likewise.
14347 (*prefetch_sse): Likewise.
14349 * config/i386/i386-c.c (ix86_target_macros_internal): New case
14351 (ix86_target_macros_internal): Likewise.
14353 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
14354 (*prefetch_sse_rex): Likewise.
14355 (sse_rcpv4sf2): Likewise.
14356 (sse_vmrcpv4sf2): Likewise.
14357 (sse_sqrtv4sf2): Likewise.
14358 (<sse>_vmsqrt<mode>2): Likewise.
14359 (sse_ldmxcsr): Likewise.
14360 (sse_stmxcsr): Likewise.
14361 (*sse_sfence): Likewise.
14362 (sse2_clflush): Likewise.
14363 (*sse2_mfence): Likewise.
14364 (*sse2_lfence): Likewise.
14365 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
14366 (<sse>_movup<ssemodesuffixf2c>): Likewise.
14367 (avx_movdqu<avxmodesuffix>): Likewise.
14368 (avx_lddqu<avxmodesuffix>): Likewise.
14369 (sse2_movntv2di): Change attr "type" to "ssemov".
14370 (sse2_movntsi): Likewise.
14371 (rsqrtv8sf2): Change attr "type" to "sseadd".
14372 (sse3_addsubv2df3): Set attr "atom_unit".
14373 (sse3_h<plusminus_insn>v4sf3): Likewise.
14374 (*sse2_pmaddwd): Likewise.
14375 (*vec_extractv2di_1_rex64): Likewise.
14376 (*vec_extractv2di_1_avx): Likewise.
14377 (sse2_psadbw): Likewise.
14378 (ssse3_phaddwv8hi3): Likewise.
14379 (ssse3_phaddwv4hi3): Likewise.
14380 (ssse3_phadddv4si3): Likewise.
14381 (ssse3_phadddv2si3): Likewise.
14382 (ssse3_phaddswv8hi3): Likewise.
14383 (ssse3_phaddswv4hi3): Likewise.
14384 (ssse3_phsubwv8hi3): Likewise.
14385 (ssse3_phsubwv4hi3): Likewise.
14386 (ssse3_phsubdv4si3): Likewise.
14387 (ssse3_phsubdv2si3): Likewise.
14388 (ssse3_phsubswv8hi3): Likewise.
14389 (ssse3_phsubswv4hi3): Likewise.
14390 (ssse3_pmaddubsw128): Likewise.
14391 (sse3_pmaddubsw: Likewise.
14392 (ssse3_palignrti): Likewise.
14393 (ssse3_palignrdi): Likewise.
14395 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
14397 * doc/install.texi (Specific): Fix two cross-references to MinGW.
14399 2009-04-06 Richard Guenther <rguenther@suse.de>
14401 PR tree-optimization/28868
14402 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
14403 of which PHI results we inserted.
14404 (insert_into_preds_of_block): Record inserted PHIs.
14405 (eliminate): Eliminate redundant PHI nodes.
14406 (init_pre): Init inserted_phi_names.
14408 2009-04-06 Richard Guenther <rguenther@suse.de>
14410 PR tree-optimization/39643
14411 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
14412 IMAGPART_EXPRs of complex constants.
14413 (execute_fold_all_builtins): If we folded a call queue
14414 TODO_update_address_taken.
14416 2009-04-06 Jan Hubicka <jh@suse.cz>
14418 PR middle-end/39659
14419 * except.c (remove_unreachable_regions): Propagate may_contain_throw
14422 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
14424 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
14426 (ic_invalidate_array): Likewise.
14428 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
14430 * calls.c (emit_library_call_value_1): Fix a problem with parameter
14431 alignment for library calls.
14433 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
14435 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
14436 (mingw32 tm clause use_gcc_stdint): Set to wrap.
14437 * config/i386/mingw-stdint.h: New file.
14439 2009-04-05 Richard Guenther <rguenther@suse.de>
14441 PR tree-optimization/39648
14442 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
14443 our &A vs. &A[0] IL deficiencies.
14445 2009-04-04 Jan Hubicka <jh@suse.cz>
14447 * except.c (sjlj_find_directly_reachable_regions): Be ready for
14448 removed toplevel regions.
14449 (sjlj_mark_call_sites): Likewise.
14451 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
14453 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
14454 (cygwin tm clause use_gcc_stdint): Set to wrap.
14455 * config/i386/cygwin-stdint.h: New file.
14457 2009-04-04 Richard Guenther <rguenther@suse.de>
14459 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
14460 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
14461 single-argument PHIs if we are in loop-closed SSA form.
14462 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
14463 for the pre-condition.
14464 (slpeel_tree_peel_loop_to_edge): Likewise.
14465 (vect_build_loop_niters): Take an optional sequence to append stmts.
14466 (vect_generate_tmps_on_preheader): Likewise.
14467 (vect_do_peeling_for_loop_bound): Take extra guards for the
14469 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
14470 the cost model check.
14471 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
14472 guards if we are going to peel. Do not apply versioning in that case.
14473 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
14474 (vect_do_peeling_for_loop_bound): Likewise.
14475 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
14476 loop bound only record extra pre-conditions, do not apply loop
14479 2009-04-04 Richard Guenther <rguenther@suse.de>
14481 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
14484 2009-04-04 Jan Hubicka <jh@suse.cz>
14486 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
14487 last_basic_block for size of bb->index indexed array.
14488 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
14489 compute_out, link_btr_uses, build_btr_def_use_webs,
14490 build_btr_def_use_webs, migrate_btr_defs): Likewise.
14492 2009-04-04 Jan Hubicka <jh@suse.cz>
14494 * except.c (remove_eh_handler_and_replace): Break out from ...
14495 (remove_eh_handler): ... here.
14496 (bring_to_root): New function.
14497 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
14498 handled ones, bring others to root of tree.
14500 2009-04-04 Jan Hubicka <jh@suse.cz>
14502 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
14503 (all_phis_safe_to_merge): New function.
14504 (update_info): New structure.
14505 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
14506 (cleanup_empty_eh): Update SSA if possible.
14508 2009-04-04 Richard Guenther <rguenther@suse.de>
14510 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
14511 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
14512 (append_vuse): Likewise.
14514 2009-04-04 Jakub Jelinek <jakub@redhat.com>
14516 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
14517 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
14518 instead of REG_UNSAVED for DW_CFA_undefined.
14519 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
14520 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
14523 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
14526 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
14527 * testsuite/gcc.c-torture/execute/pr39501.c: New file.
14528 * testsuite/gcc.c-torture/execute/pr39501.x: New file.
14530 2009-04-04 Richard Guenther <rguenther@suse.de>
14532 PR tree-optimization/8781
14533 PR tree-optimization/37892
14534 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
14535 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
14536 (valueize_refs): Call it for *& valueizations.
14537 (shared_reference_ops_from_ref): Rename to ...
14538 (valueize_shared_reference_ops_from_ref): ... this and valueize.
14539 (shared_reference_ops_from_call): Rename to ...
14540 (valueize_shared_reference_ops_from_call): ... this and valueize.
14541 (vn_reference_lookup): Update.
14542 (visit_reference_op_call): Likewise.
14543 * tree-ssa-pre.c (phi_translate_1): Fold *&.
14544 (eliminate): Value-replace the call address in call statements.
14546 2009-04-04 Richard Guenther <rguenther@suse.de>
14548 PR tree-optimization/39636
14549 * tree-ssa-forwprop.c
14550 (forward_propagate_addr_into_variable_array_index): Check for
14551 GIMPLE_ASSIGN before accessing the rhs code.
14553 2009-04-03 Jason Merrill <jason@redhat.com>
14555 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
14557 2009-04-03 Steve Ellcey <sje@cup.hp.com>
14559 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
14560 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
14561 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
14562 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
14563 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
14564 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
14565 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
14566 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
14567 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
14568 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
14569 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
14570 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
14571 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
14572 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
14573 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
14574 Use fr_reg_or_fp01_operand instead of fr_register_operand
14576 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
14577 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
14578 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
14580 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
14582 PR rtl-optimization/39607
14583 PR rtl-optimization/39631
14587 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
14588 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
14589 instead of DF_LR_OUT.
14590 * ira-lives.c (process_bb_node_lives): Ditto.
14591 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
14592 instead of DF_LR_{OUT,IN}.
14593 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
14594 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
14596 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
14598 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
14599 (execute_lower_omp): Always run but take the short way out if -fopenmp
14601 (gate_lower_omp): Remove, forcing the pass manager to always run the
14602 pass and always set PROP_gimple_lomp.
14603 (pass_lower_omp): Remove gate function.
14604 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
14605 PROP_trees. Instead, require it.
14606 * ipa-cp.c (pass_ipa_cp): Likewise.
14607 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
14608 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
14609 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
14610 and PROP_gimple_leh.
14612 2009-04-03 Richard Guenther <rguenther@suse.de>
14614 PR middle-end/13146
14615 PR tree-optimization/23940
14616 PR tree-optimization/33237
14617 PR middle-end/33974
14618 PR middle-end/34093
14619 PR tree-optimization/36201
14620 PR tree-optimization/36230
14621 PR tree-optimization/38049
14622 PR tree-optimization/38207
14623 PR tree-optimization/38230
14624 PR tree-optimization/38301
14625 PR tree-optimization/38585
14626 PR middle-end/38895
14627 PR tree-optimization/38985
14628 PR tree-optimization/39299
14629 * tree-ssa-structalias.h: Remove.
14630 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
14631 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
14632 (struct vuse_element_d): Remove.
14633 (struct vuse_vec_d): Likewise.
14634 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
14635 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
14636 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
14637 VUSE_ELEMENT_VAR): Likewise.
14638 (struct voptype_d): Likewise.
14639 (NUM_VOP_FREE_BUCKETS): Likewise.
14640 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
14641 (struct stmt_operands_d): Remove.
14642 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
14643 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
14644 VDEF_NUM, VDEF_VECT): Likewise.
14645 (copy_virtual_operands): Remove.
14646 (operand_build_cmp): Likewise.
14647 (create_ssa_artificial_load_stmt): Likewise.
14648 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
14649 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
14650 vuse_index and mayuse_index members. Pack and move done and iter_type
14651 members to the front.
14652 (SSA_OP_VMAYUSE): Remove.
14653 (SSA_OP_VIRTUAL_USES): Adjust.
14654 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
14655 (unlink_stmt_vdef): Declare.
14656 (add_to_addressable_set): Remove.
14657 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
14658 (vrp_visit_stmt): Likewise.
14659 * doc/tree-ssa.texi (Alias analysis): Update.
14660 * doc/invoke.texi (max-aliased-vops): Remove docs.
14661 (avg-aliased-vops): Likewise.
14662 * tree-into-ssa.c (syms_to_rename): Remove.
14663 (need_to_update_vops_p): Likewise.
14664 (need_to_initialize_update_ssa_p): Rename to ...
14665 (update_ssa_initialized_fn): ... this. Track function we are
14667 (symbol_marked_for_renaming): Simplify.
14668 (add_new_name_mapping): Do not set need_to_update_vops_p.
14669 (dump_currdefs): Use SYMS_TO_RENAME.
14670 (rewrite_update_stmt): Always walk all uses/defs.
14671 (dump_update_ssa): Adjust.
14672 (init_update_ssa): Take function argument. Track what we are
14674 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
14675 (create_new_def_for): Initialize for cfun, assert we are initialized
14677 (mark_sym_for_renaming): Simplify.
14678 (mark_set_for_renaming): Do not initialize update-ssa.
14679 (need_ssa_update_p): Simplify. Take function argument.
14680 (name_mappings_registered_p): Assert we ask for the correct function.
14681 (name_registered_for_update_p): Likewise.
14682 (ssa_names_to_replace): Likewise.
14683 (release_ssa_name_after_update_ssa): Likewise.
14684 (update_ssa): Likewise. Use SYMS_TO_RENAME.
14685 (dump_decl_set): Do not print a newline.
14686 (debug_decl_set): Do it here.
14687 (dump_update_ssa): And here.
14688 * tree-ssa-loop-im.c (move_computations): Adjust.
14689 (movement_possibility): Likewise.
14690 (determine_max_movement): Likewise.
14691 (gather_mem_refs_stmt): Likewise.
14692 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
14693 or NAME_MEMORY_TAG.
14694 * tree-complex.c (update_all_vops): Remove.
14695 (expand_complex_move): Adjust.
14696 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
14697 Simplify test for memory referencing statement. Exclude
14698 non-invariant ADDR_EXPRs.
14699 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
14700 * tree-loop-distribution.c (generate_memset_zero): Adjust.
14701 (rdg_flag_uses): Likewise.
14702 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
14704 (tree_optimize_tail_calls_1): Also split the
14705 edge from the entry block if we have degenerate PHI nodes in
14706 the first basic block.
14707 * tree.c (init_ttree): Remove memory-tag related code.
14708 (tree_code_size): Likewise.
14709 (tree_node_structure): Likewise.
14710 (build7_stat): Re-write to be build6_stat.
14711 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
14712 (SSA_VAR_P): Adjust.
14713 (struct tree_memory_tag): Remove.
14714 (struct tree_memory_partition_tag): Likewise.
14715 (union tree_node): Adjust.
14716 (build7): Re-write to be build6.
14717 * tree-pass.h (pass_reset_cc_flags): Remove.
14718 (TODO_update_address_taken): New flag.
14719 (pass_simple_dse): Remove.
14720 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
14721 * params.h (MAX_ALIASED_VOPS): Remove.
14722 (AVG_ALIASED_VOPS): Likewise.
14723 * omp-low.c (expand_omp_taskreg): Update SSA form.
14724 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
14725 aliases the lhs in a copy stmt.
14726 * tree-ssa-dse.c (struct address_walk_data): Remove.
14727 (memory_ssa_name_same): Likewise.
14728 (memory_address_same): Likewise.
14729 (get_kill_of_stmt_lhs): Likewise.
14730 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
14731 unused stores. Look through PHI nodes into post-dominated regions.
14732 (dse_optimize_stmt): Simplify. Properly remove stores.
14733 (tree_ssa_dse): Compute dominators.
14734 (execute_simple_dse): Remove.
14735 (pass_simple_dse): Likewise.
14736 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
14737 gimple_loaded_syms and gimple_stored_syms computation.
14738 * toplev.c (dump_memory_report): Dump alias and pta stats.
14739 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
14740 (vn_reference_eq): Likewise.
14741 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
14742 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
14743 valueize_vuses): Remove.
14744 (get_def_ref_stmt_vuses): Simplify. Rename to ...
14745 (get_def_ref_stmt_vuse): ... this.
14746 (vn_reference_lookup_2): New function.
14747 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
14748 walking equivalent vuses. Simplify.
14749 (vn_reference_lookup): Likewise.
14750 (vn_reference_insert): Likewise.
14751 (vn_reference_insert_pieces): Likewise.
14752 (visit_reference_op_call): Simplify.
14753 (visit_reference_op_load): Likewise.
14754 (visit_reference_op_store): Likewise.
14755 (init_scc_vn): Remove shared_lookup_vuses initialization.
14756 (free_scc_vn): Remove shared_lookup_vuses freeing.
14757 (sort_vuses, sort_vuses_heap): Remove.
14758 (get_ref_from_reference_ops): Export.
14759 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
14760 vector with single vuse pointer.
14761 (vn_reference_lookup_pieces, vn_reference_lookup,
14762 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
14763 (shared_vuses_from_stmt): Remove.
14764 (get_ref_from_reference_ops): Declare.
14765 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
14766 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
14767 memory-tag related code.
14768 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
14769 (likely_value): Add comment, skip static-chain of call statements.
14770 (surely_varying_stmt_p): Adjust.
14771 (gimplify_and_update_call_from_tree): Likewise.
14772 (execute_fold_all_builtins): Do not rebuild alias info.
14773 (gimplify_and_update_call_from_tree): Properly update VOPs.
14774 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
14775 (copy_ref_info): Remove memory-tag related code.
14776 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
14777 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
14778 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
14780 * tree-ssa-dom.c (gimple_p): Remove typedef.
14781 (eliminate_redundant_computations): Adjust.
14782 (record_equivalences_from_stmt): Likewise.
14783 (avail_expr_hash): Likewise.
14784 (avail_expr_eq): Likewise.
14785 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
14786 (stmt_makes_single_load): Likewise.
14787 (stmt_makes_single_store): Likewise.
14788 * tree-ssa-alias.c: Rewrite completely.
14789 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
14790 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
14791 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
14792 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
14793 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
14794 Remove public functions.
14795 (pass_reset_cc_flags): Remove.
14796 (pass_build_alias): Move ...
14797 * tree-ssa-structalias.c (pass_build_alias): ... here.
14798 * tree-ssa-alias.c (may_be_aliased): Move ...
14799 * tree-flow-inline.h (may_be_aliased): ... here.
14800 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
14801 count_uses_and_derefs): Move ...
14802 * gimple.c: ... here.
14803 * gimple.h (count_uses_and_derefs): Declare.
14804 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
14805 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
14806 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
14807 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
14808 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
14809 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
14810 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
14812 * tree-dfa.c (refs_may_alias_p): Move ...
14813 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
14814 * tree-ssa-alias.h: New file.
14815 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
14816 (statement_sink_location): Likewise.
14817 * opts.c (decode_options): Do not adjust max-aliased-vops or
14818 avg-aliased-vops values.
14819 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
14820 (TV_CALL_CLOBBER): Likewise.
14821 (TV_FLOW_SENSITIVE): Likewise.
14822 (TV_FLOW_INSENSITIVE): Likewise.
14823 (TV_MEMORY_PARTITIONING): Likewise.
14824 (TV_ALIAS_STMT_WALK): New timevar.
14825 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
14826 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
14827 (get_address_description): Remove memory-tag related code.
14828 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
14829 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
14830 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
14831 and immediate uses in statements. Document.
14832 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
14833 (dump_symbols): Remove.
14834 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
14835 * alias.c (get_deref_alias_set): New function split out from ...
14836 (get_alias_set): ... here.
14837 * alias.h (get_deref_alias_set): Declare.
14838 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
14839 type parameter. Remove restrict pointer handling. Create a
14840 ref-all pointer in case type-based alias sets do not conflict.
14841 (vect_analyze_data_refs): Remove SMT related code.
14842 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
14843 (vectorizable_load): Likewise.
14844 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
14845 (DR_SYMBOL_TAG, DR_VOPS): Remove.
14846 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
14847 Ignore vops and SMTs.
14848 (dr_analyze_alias): Likewise..
14849 (free_data_ref): Likewise.
14850 (create_data_ref): Likewise.
14851 (analyze_all_data_dependences): Likewise.
14852 (get_references_in_stmt): Adjust.
14853 * tree-flow-inline.h (gimple_aliases_computed_p,
14854 gimple_addressable_vars, gimple_call_clobbered_vars,
14855 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
14856 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
14857 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
14858 gimple_mem_ref_stats): Remove.
14859 (gimple_vop): New function.
14860 (op_iter_next_use): Remove vuses and mayuses cases.
14861 (op_iter_next_def): Remove vdefs case.
14862 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
14863 (clear_and_done_ssa_iter): Do not set removed fields.
14864 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
14865 Assert we are not iterating over vuses or vdefs if not also
14866 iterating over uses or defs.
14867 (op_iter_init_use): Likewise.
14868 (op_iter_init_def): Likewise.
14869 (op_iter_next_vdef): Remove.
14870 (op_iter_next_mustdef): Likewise.
14871 (op_iter_init_vdef): Likewise.
14872 (compare_ssa_operands_equal): Likewise.
14873 (link_use_stmts_after): Handle vuse operand.
14874 (is_call_used): Use is_call_clobbered.
14875 (is_call_clobbered): Global variables are always call clobbered,
14876 query the call-clobbers bitmap.
14877 (mark_call_clobbered): Ignore global variables.
14878 (clear_call_clobbered): Likewise.
14879 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
14880 virtual operands sanity check.
14881 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
14883 (TARGET_MEM_REF): Remove TMR_TAG operand.
14884 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
14885 Remove call-clobber related code.
14886 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
14887 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
14888 partitions or escape reason.
14889 (get_single_def_stmt, get_single_def_stmt_from_phi,
14890 get_single_def_stmt_with_phi): Remove.
14891 (dump_referenced_vars): Tidy.
14892 (get_ref_base_and_extent): Allow bare decls.
14893 (collect_dfa_stats): Adjust.
14894 * graphite.c (rename_variables_in_stmt): Adjust.
14895 (graphite_copy_stmts_from_block): Likewise.
14896 (translate_clast): Likewise.
14897 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
14899 (translate_vuse_through_block): Use the oracle.
14900 (phi_translate_1): Adjust.
14901 (value_dies_in_block_x): Use the oracle. Cache the outcome
14903 (valid_in_sets): Check if the VUSE for
14904 a REFERENCE is available.
14905 (eliminate): Do not remove stmts during elimination,
14906 instead queue and remove them afterwards.
14907 (do_pre): Do not rebuild alias info.
14908 (pass_pre): Run TODO_rebuild_alias before PRE.
14909 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
14910 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
14911 (mark_all_v_defs_stmt): Remove.
14912 (mark_all_v_defs_seq): Adjust.
14913 (sra_replace): Likewise.
14914 (scalarize_use): Likewise.
14915 (scalarize_copy): Likewise.
14916 (scalarize_init): Likewise.
14917 (scalarize_ldst): Likewise.
14918 (todoflags): Remove.
14919 (tree_sra): Do not rebuild alias info.
14920 (tree_sra_early): Adjust.
14921 (pass_sra): Run TODO_update_address_taken before SRA.
14922 * tree-predcom.c (set_alias_info): Remove.
14923 (prepare_initializers_chain): Do not call it.
14924 (mark_virtual_ops_for_renaming): Adjust.
14925 (mark_virtual_ops_for_renaming_list): Remove.
14926 (initialize_root_vars): Adjust.
14927 (initialize_root_vars_lm): Likewise.
14928 (prepare_initializers_chain): Likewise.
14929 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
14930 (may_propagate_copy_into_stmt): Likewise.
14931 (merge_alias_info): Do nothing for now.
14932 (propagate_tree_value_into_stmt): Adjust.
14933 (stmt_may_generate_copy): Likewise.
14934 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
14935 not mark symbols for renaming.
14936 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
14937 with the same statement, make sure to update the new pointed-to one.
14938 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
14939 call statements, do not mark symbols for renaming.
14940 (mark_operand_necessary): Dump something.
14941 (ref_may_be_aliased): New function.
14942 (mark_aliased_reaching_defs_necessary_1): New helper function.
14943 (mark_aliased_reaching_defs_necessary): Likewise.
14944 (mark_all_reaching_defs_necessary_1): Likewise.
14945 (mark_all_reaching_defs_necessary): Likewise.
14946 (propagate_necessity): Do not process virtual PHIs. For
14947 non-aliased loads mark all reaching definitions as necessary.
14948 For aliased loads and stores mark the immediate dominating
14949 aliased clobbers as necessary.
14950 (visited): New global static.
14951 (perform_tree_ssa_dce): Free visited bitmap after propagating
14953 (remove_dead_phis): Perform simple dead virtual PHI removal.
14954 (remove_dead_stmt): Properly unlink virtual operands when
14956 (eliminate_unnecessary_stmts): Schedule PHI removal after
14958 * tree-ssa-ter.c (is_replaceable_p): Adjust.
14959 (process_replaceable): Likewise.
14960 (find_replaceable_in_bb): Likewise.
14961 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
14962 based on the single gimple vop.
14963 (verify_flow_insensitive_alias_info): Remove.
14964 (verify_flow_sensitive_alias_info): Likewise.
14965 (verify_call_clobbering): Likewise.
14966 (verify_memory_partitions): Likewise.
14967 (verify_alias_info): Likewise.
14968 (verify_ssa): Adjust..
14969 (execute_update_addresses_taken): Export. Update SSA
14970 manually. Optimize only when optimizing. Use a local bitmap.
14971 (pass_update_address_taken): Remove TODO_update_ssa, add
14973 (pass_update_address_taken): Just use TODO_update_address_taken.
14974 (init_tree_ssa): Do not initialize addressable_vars.
14975 (verify_ssa): Verify new VUSE / VDEF properties.
14976 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
14977 Do not call verify_alias_info.
14978 (delete_tree_ssa): Clear the VUSE, VDEF operands.
14979 Do not free the loaded and stored syms bitmaps. Reset the escaped
14980 and callused solutions. Do not free addressable_vars.
14981 Remove memory-tag related code.
14982 (warn_uninitialized_var): Aliases are always available.
14983 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
14984 * lambda-code.c (can_put_in_inner_loop): Adjust.
14985 (can_put_after_inner_loop): Likewise.
14986 (perfect_nestify): Likewise.
14987 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
14988 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
14989 (vectorizable_conversion): Do not mark symbols for renaming.
14990 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
14991 (expand_call_inline): Unlink the calls virtual operands before
14993 (tree_function_versioning): Do not call update_ssa if we are not
14994 updating clones. Simplify.
14995 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
14996 (propagate_with_phi): Likewise..
14997 * tree-outof-ssa.c (create_temp): Remove memory tag and call
14998 clobber code. Assert we are not aliased or global.
14999 * tree-flow.h: Include tree-ssa-alias.h
15000 (enum escape_type): Remove.
15001 (struct mem_sym_stats_d): Likewise.
15002 (struct mem_ref_stats_d): Likewise.
15003 (struct gimple_df): Add vop member. Remove global_var,
15004 call_clobbered_vars, call_used_vars, addressable_vars,
15005 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
15006 escaped and callused members.
15007 (struct ptr_info_def): Remove all members, add points-to solution
15009 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
15010 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
15011 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
15012 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
15013 (tree-ssa-alias.o): Likewise.
15014 (toplev.o): Add tree-ssa-alias.h
15015 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
15016 * gimple.c (gimple_set_bb): Fix off-by-one error.
15017 (is_gimple_reg): Do not handle memory tags.
15018 (gimple_copy): Also copy virtual operands.
15019 Delay updating the statement. Do not reset loaded and stored syms.
15020 (gimple_set_stored_syms): Remove.
15021 (gimple_set_loaded_syms): Likewise.
15022 (gimple_call_copy_skip_args): Copy the virtual operands
15023 and mark the new statement modified.
15024 * tree-ssa-structalias.c (may_alias_p): Remove.
15025 (set_uids_in_ptset): Take the alias set to prune with as
15026 parameter. Fold in the alias test of may_alias_p.
15027 (compute_points_to_sets): Compute whether a ptr is dereferenced
15028 in a local sbitmap.
15029 (process_constraint): Deal with &ANYTHING on the lhs, reject all
15030 other ADDRESSOF constraints on the lhs.
15031 (get_constraint_for_component_ref): Assert that we don't get
15032 ADDRESSOF constraints from the base of the reference.
15033 Properly generate UNKNOWN_OFFSET for DEREF if needed.
15034 (struct variable_info): Remove collapsed_to member.
15035 (get_varinfo_fc): Remove.
15036 (new_var_info): Do not set collapsed_to.
15037 (dump_constraint): Do not follow cycles.
15038 (dump_constraint_graph): Likewise.
15039 (build_pred_graph): Likewise.
15040 (build_succ_graph): Likewise.
15041 (rewrite_constraints): Likewise.
15042 (do_simple_structure_copy): Remove.
15043 (do_rhs_deref_structure_copy): Remove.
15044 (do_lhs_deref_structure_copy): Remove.
15045 (collapse_rest_of_var): Remove.
15046 (do_structure_copy): Re-implement.
15047 (pta_stats): New global variable.
15048 (dump_pta_stats): New function.
15049 (struct constraint_expr): Make offset signed.
15050 (UNKNOWN_OFFSET): Define special value.
15051 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
15052 (solution_set_expand): New helper function split out from ...
15053 (do_sd_constraint): ... here.
15054 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
15055 (do_ds_constraint): Likewise.
15056 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
15057 and CALLUSED = *CALLUSED.
15058 (set_union_with_increment): Make inc argument signed.
15059 (type_safe): Remove.
15060 (get_constraint_for_ptr_offset): Handle unknown and negative
15062 (first_vi_for_offset): Handle offsets before start. Bail
15063 out early for offsets beyond the variable extent.
15064 (first_or_preceding_vi_for_offset): New function.
15065 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
15066 Together with ESCAPED = *ESCAPED this properly computes reachability.
15067 (find_what_var_points_to): New function.
15068 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
15069 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
15070 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
15071 pt_solutions_intersect): New functions.
15072 (compute_call_used_vars): Remove.
15073 (compute_may_aliases): New main entry into PTA computation.
15074 * gimple.h (gimple_p): New typedef.
15075 (struct gimple_statement_base): Remove references_memory_p.
15076 (struct gimple_statement_with_memory_ops_base): Remove
15077 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
15079 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
15080 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
15081 gimple_set_references_memory): Remove.
15082 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
15083 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
15085 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
15086 (verify_expr): Allow RESULT_DECL.
15087 (gimple_duplicate_bb): Do not copy virtual operands.
15088 (gimple_duplicate_sese_region): Adjust.
15089 (gimple_duplicate_sese_tail): Likewise.
15090 (mark_virtual_ops_in_region): Remove.
15091 (move_sese_region_to_fn): Do not call it.
15092 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
15093 and pass_simple_dse.
15094 (execute_function_todo): Handle TODO_update_address_taken,
15095 call execute_update_addresses_taken for TODO_rebuild_alias.
15096 (execute_todo): Adjust.
15097 (execute_one_pass): Init dump files early.
15098 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
15100 (create_general_new_stmt): Clear vops.
15101 * tree-ssa-reassoc.c (get_rank): Adjust.
15102 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
15103 symbols for renaming.
15104 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
15105 (PARAM_AVG_ALIASED_VOPS): Likewise.
15106 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
15107 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
15108 * tree-ssa-operands.c: Simplify for new virtual operand representation.
15109 (operand_build_cmp, copy_virtual_operands,
15110 create_ssa_artificial_load_stmt, add_to_addressable_set,
15111 gimple_add_to_addresses_taken): Remove public functions.
15112 (unlink_stmt_vdef): New function.
15114 2009-04-03 Alan Modra <amodra@bigpond.net.au>
15116 * config.gcc (powerpc-*-linux*): Merge variants.
15118 2009-04-02 Chao-ying Fu <fu@mips.com>
15119 James Grosbach <james.grosbach@microchip.com>
15121 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
15122 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
15124 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
15125 keep_interrupts_masked_p, use_debug_exception_return_p.
15126 (mips_attribute_table): Add interrupt, use_shadow_register_set,
15127 keep_interrupts_masked, use_debug_exception_return.
15128 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
15129 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
15131 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
15132 (mips_print_operand): Process COP0 registers to print $0 .. $31
15133 correctly for GAS to process.
15134 (mips_interrupt_extra_call_saved_reg_p): New function.
15135 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
15137 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
15138 (mips_compute_frame_info): Add supports for interrupt context that
15139 includes doubleword accumulators and COP0 registers.
15140 (mips_for_each_saved_acc): New function.
15141 (mips_for_each_saved_gpr_and_fpr): Change the function name from
15142 mips_for_each_saved_reg.
15143 (mips_save_reg): Save accumulators.
15144 (mips_kernel_reg_p): A new for_each_rtx callback.
15145 (mips_expand_prologue): Support interrupt handlers.
15146 (mips_restore_reg): Restore accumulators.
15147 (mips_expand_epilogue): Support interrupt handlers.
15148 (mips_can_use_return_insn): Return false for interrupt handlers.
15149 (mips_epilogue_uses): New function.
15150 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
15151 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
15152 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
15153 cop0_move): New instructions.
15154 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
15155 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
15157 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
15159 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
15160 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
15161 interrupt handlers, we use K0 as the temporary register.
15162 (EPILOGUE_USES): Change to a function call.
15163 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
15164 handlers, we use K0 as the temporary register.
15166 * doc/extend.texi (Function Attributes): Document interrupt,
15167 use_shadow_register_set, keep_interrupts_masked,
15168 use_debug_exception_return for MIPS attributes.
15170 2009-04-03 Alan Modra <amodra@bigpond.net.au>
15172 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
15173 Remove a number of t-files from tmake_file.
15174 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
15175 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
15176 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
15177 target_prototype, not TARGET_PROTOTYPE.
15178 (LINK_OS_GNU_SPEC): Define.
15179 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
15180 and darwin-ldoubdle.c.
15182 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
15185 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
15186 (cpp_options): Ditto.
15187 (default_compilers): Ditto.
15188 (display_help): Ditto.
15189 (process_command): Ditto.
15190 (do_spec_1): Ditto.
15191 (set_input): Use lbasename instead of duplicate code.
15192 (save_temps_prefix): New static for -save-temps=obj.
15193 (save_temps_length): Ditto.
15195 * doc/invoke.texi (-save-temps=obj): Document new variant to
15196 -save-temps switch.
15198 2009-04-02 Jeff Law <law@redhat.com>
15200 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
15203 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
15205 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
15206 * configure: Regenerated.
15208 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
15210 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
15211 share the argument list.
15213 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
15217 2009-02-12 Diego Novillo <dnovillo@google.com>
15219 * varpool.c (debug_varpool): New.
15220 * cgraph.h (debug_varpool): Declare.
15222 2009-04-02 Jan Hubicka <jh@suse.cz>
15224 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
15227 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
15229 * config/i386/i386.c (ix86_abi): Move initialization to ...
15230 (override_options): Here.
15232 2009-04-02 Christian Bruel <christian.bruel@st.com>
15234 * config/sh/sh.c (sh_dwarf_register_span): New function.
15235 (TARGET_DWARF_REGISTER_SPAN): Define.
15236 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
15238 2009-04-02 Ira Rosen <irar@il.ibm.com>
15240 PR tree-optimization/39595
15241 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
15242 interleaved loads group is not greater than the SLP group size.
15244 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
15246 * builtins.c (is_builtin_name): New.
15247 (called_as_built_in): Use is_builtin_name.
15248 * tree.h (is_builtin_name): New.
15249 * varasm.c (incorporeal_function_p): Use is_builtin_name
15251 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
15253 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
15255 2009-04-02 Dodji Seketeli <dodji@redhat.com>
15258 * c-decl.c (clone_underlying_type): Move this ...
15259 * c-common.c (set_underlying_type): ... here.
15260 Also, make sure the function properly sets TYPE_STUB_DECL() on
15261 the newly created typedef variant type.
15262 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
15263 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
15266 2009-04-02 Richard Guenther <rguenther@suse.de>
15268 PR tree-optimization/37221
15269 * tree-flow.h (degenerate_phi_result): Declare.
15270 * tree-ssa-dom.c (degenerate_phi_result): Export.
15271 * tree-scalar-evolution.c (analyze_initial_condition): If
15272 the initial condition is defined by a degenerate PHI node
15273 use the degenerate value.
15275 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
15277 PR rtl-optimization/39588
15278 * combine.c (merge_outer_ops): Do not set the constant when this
15280 (simplify_shift_const_1): Do not modify it either in this case.
15282 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
15284 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
15285 tuning is deprecated if -mtune value is set to an Itanium1 variant.
15287 2009-04-01 Janis Johnson <janis187@us.ibm.com>
15290 * c-lex.c (interpret_float): Default (no suffix) is double.
15292 2009-04-1 Xinliang David Li <davidxl@google.com>
15294 * config/i386/i386.c (legitimate_constant_p): Recognize
15295 all one vector constant.
15297 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
15299 * config/vax/vax.c: Add #includes to silence warnings.
15300 Change #include order to silence two warnings.
15302 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
15304 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
15305 (ASM_SPEC): Pass -k to the assembler for PIC code.
15307 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
15309 * config.gcc: Add vax-*-linux* to the switch.
15310 * config/vax/linux.h: New file. (TARGET_VERSION,
15311 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
15313 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
15315 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
15316 Use predicate macros instead of GET_CODE() == foo.
15317 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
15318 ashlsi3, rotrsi3, <unnamed>): Likewise.
15320 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
15322 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
15323 jbbccihi, jbbccisi): Remova trailing whitespace.
15324 * config/vax/constraints.md: Likewise.
15325 * config/vax/elf.h: (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
15326 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
15327 * config/vax/predicates.md: Likewise.
15328 * config/vax/vax.c (print_operand_address, vax_output_int_move,
15329 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
15330 * config/vax/vax.h: Likewise.
15331 * config/vax/vax.md (nonlocal_goto): Likewise.
15333 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
15335 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
15336 (indirectable_address_p, adjacent_operands_p): Add spaces around
15338 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
15340 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
15342 * config/vax/vax.c (legitimate_constant_address_p,
15343 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
15344 index_term_p, reg_plus_index_p, legitimate_address_p,
15345 vax_mode_dependent_address_p): Update comments to match functions
15346 modified by the recent int->bool conversion.
15348 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
15350 * config/vax/builtins.md: Update copyright message.
15351 * config/vax/constraints.md: Likewise.
15352 * config/vax/netbsd-elf.h: Likewise.
15353 * config/vax/predicates.md: Likewise.
15354 * config/vax/vax-protos.h: Likewise.
15355 * config/vax/vax.c: Likewise.
15356 * config/vax/vax.h: Likewise.
15357 * config/vax/vax.md: Likewise.
15358 * config/vax/vax.opt: Likewise.
15360 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
15362 * config/vax/builtins.md (ffssi2, ffssi2_internal,
15363 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
15364 * config/vax/constraints.md (B, R): Likewise.
15365 * config/vax/predicates.md (external_memory_operand,
15366 nonimmediate_addsub_di_operand): Likewise.
15367 * config/vax/vax.c (vax_output_int_add): Likewise.
15368 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
15369 untyped_call): Likewise.
15371 2009-04-01 Matt Thomas <matt@3am-software.com>
15373 * config/vax/predicates.md: New file.
15374 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
15375 external_const_operand, nonsymbolic_operand, external_memory_operand,
15376 indirect_memory_operand, indexed_memory_operand,
15377 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
15378 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
15380 * config/vax/constraints.md: New file.
15381 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
15383 * config/vax/builtins.md: New file.
15384 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
15385 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
15387 * config/vax/vax.opt (mqmath): Add option.
15388 * config/vax/vax.md (isfx): Extend with DI.
15389 (VAXintQH, VAXintQHSD): Define.
15390 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
15391 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
15392 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
15393 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
15394 (movdi): Update constraints and use vax_output_int_move().
15395 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
15396 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
15397 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
15398 nonlocal_goto): New.
15399 (mov<mode>): Extend accepted operand types.
15400 (subdi3_old): Rename from subdi3, change update constraints and use
15401 a new implementation.
15402 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
15403 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
15404 MOVE_RATIO, CLEAR_RATIO): Define.
15405 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
15406 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
15407 (PRINT_OPERAND): Redefine using a function instead of inlined code.
15408 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
15409 (split_quadword_operands): Make static and really allow variable
15411 (print_operand_address): Update for PIC generation.
15412 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
15413 indexable_address_p, fixup_mathdi_operand,
15414 vax_expand_addsub_di_operands, adjacent_operands_p): New.
15415 (vax_float_literal, legitimate_constant_p,
15416 indirectable_constant_address_p, index_term_p,
15417 reg_plus_index_p): Return bool instead of int.
15418 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
15420 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
15422 (vax_output_conditional_branch): Indent.
15423 (legitimate_constant_address_p, indirectable_constant_address_p,
15424 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
15425 vax_mode_dependent_address_p): Return bool instead of int, update for
15427 * config/vax/vax-protos.h (legitimate_constant_address_p,
15428 legitimate_constant_p, legitimate_address_p,
15429 vax_mode_dependent_address_p): Change declaration to bool.
15430 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
15431 vax_expand_addsub_di_operands, vax_output_int_subtract,
15432 vax_output_movmemsi): Declare.
15433 (split_quadword_operands, vax_float_literal): Delete declaration.
15434 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
15435 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
15436 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
15437 ASM_OUTPUT_DWARF_PCREL): Define.
15438 (ASM_SPEC): Change definition to allow PIC generation.
15440 2009-04-01 Steve Ellcey <sje@cup.hp.com>
15442 * doc/sourcebuild.texi: Update front-end requirements.
15444 2009-04-01 Jakub Jelinek <jakub@redhat.com>
15447 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
15448 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
15449 (booldi3_internal3): Use boolean_or_operator instead of
15452 2009-04-01 Joseph Myers <joseph@codesourcery.com>
15455 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
15456 declarator whose size is not an integer constant expression but
15457 folds to an integer constant, then treat it as a constant
15460 2009-04-01 Richard Guenther <rguenther@suse.de>
15462 * fold-const.c (fold_plusminus_mult_expr): Do not fold
15463 i * 4 + 2 to (i * 2 + 1) * 2.
15465 2009-04-01 Jakub Jelinek <jakub@redhat.com>
15468 * c-parser.c (c_parser_asm_statement): Skip until close paren and
15469 return if c_parser_asm_string_literal returned NULL.
15471 2009-04-01 Nick Clifton <nickc@redhat.com>
15473 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
15475 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
15476 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
15477 other typedefs to avoid conflicts with libgcc2.c. Define labels
15478 to gain 16-bit bit-manipulation functions from libgcc2.c and then
15480 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
15481 to gain 16-bit trapping arithmetic functions from libgcc2.c and
15484 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
15486 * varasm.c (default_function_rodata_section): Declare DOT as
15489 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
15490 Andrey Galkin <agalkin@hypercom.com>
15493 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
15494 Make object_name unique for each process.
15496 2009-04-01 Jakub Jelinek <jakub@redhat.com>
15499 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
15500 addressable variables in the parallel that could go out of scope while
15501 running queued tasks.
15503 2009-04-01 Anatoly Sokolov <aesok@post.ru>
15505 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
15506 (CASE_VALUES_THRESHOLD): Redefine.
15507 * config/avr/avr.c (avr_override_options): Remove initialization of
15508 avr_case_values_threshold variable.
15509 (avr_case_values_threshold): Remove variable. Add new function.
15510 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
15511 * config/avr/avr.opt (mno-tablejump): Remove option.
15512 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
15514 2009-04-01 DJ Delorie <dj@redhat.com>
15516 * varasm.c (default_function_rodata_section): Don't assume
15517 anything about where the first '.' in the section name is.
15519 2009-04-01 Alan Modra <amodra@bigpond.net.au>
15521 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
15522 rs6000_emit_stack_tie.
15524 2009-03-31 Ian Lance Taylor <iant@google.com>
15526 * tree-eh.c (tree_remove_unreachable_handlers): Compare
15527 gimple_code with GIMPLE_RESX, not RESX.
15529 2009-03-31 Joseph Myers <joseph@codesourcery.com>
15531 * c-common.c (c_get_ident): New.
15532 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
15534 2009-04-01 Ben Elliston <bje@au.ibm.com>
15536 * config/rs6000/sysv4.opt (msdata): Improve option description.
15538 2009-03-31 Steve Ellcey <sje@cup.hp.com>
15540 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
15541 (divdf3_internal_lat): Remove.
15542 (divxf3_internal_lat): Remove.
15543 (divxf3_internal_thr): Remove.
15544 (divxf): Use divxf3_internal.
15545 * config/ia64/div.md (divsf3_internal_lat): New.
15546 (divdf3_internal_lat): New.
15547 (divxf3_internal): New.
15549 2009-03-31 Joseph Myers <joseph@codesourcery.com>
15552 * Makefile.in (USE_GCC_STDINT): Define.
15553 (stmp-int-hdrs): Install stdint.h if applicable.
15554 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
15556 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
15557 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
15558 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
15559 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
15560 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
15561 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
15562 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
15563 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
15564 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
15565 (c_common_nodes_and_builtins): Initialize
15566 underlying_wchar_type_node. Do not initialize
15567 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
15568 nodes for new types.
15569 (c_stddef_cpp_builtins): Define macros for new types.
15570 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
15572 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
15573 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
15574 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
15575 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
15576 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
15577 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
15578 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
15579 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
15580 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
15581 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
15582 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
15583 int16_type_node, int32_type_node, int64_type_node,
15584 uint8_type_node, uint16_type_node, c_uint32_type_node,
15585 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
15586 int_least32_type_node, int_least64_type_node,
15587 uint_least8_type_node, uint_least16_type_node,
15588 uint_least32_type_node, uint_least64_type_node,
15589 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
15590 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
15591 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
15592 uintptr_type_node): Define.
15593 * c-cppbuiltin.c (builtin_define_constants,
15594 builtin_define_type_minmax): New.
15595 (builtin_define_stdint_macros): Define more macros.
15596 (c_cpp_builtins): Define more limit macros.
15597 (type_suffix): New.
15598 (builtin_define_type_max): Define in terms of
15599 builtin_define_type_minmax. Remove is_long parameter. All
15601 * config.gcc (use_gcc_stdint): Define.
15602 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
15603 Add newlib-stdint.h for generic targets.
15604 * config/glibc-stdint.h, config/newlib-stdint.h,
15605 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
15606 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
15607 * config/score/score.h (UINTPTR_TYPE): Define.
15608 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
15609 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
15610 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
15611 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
15612 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
15613 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
15614 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
15615 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
15616 * config/spu/spu.h (STDINT_LONG32): Define.
15617 * configure.ac (use_gcc_stdint): Substitute.
15618 * configure: Regenerate.
15619 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
15620 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
15621 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
15622 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
15623 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
15624 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
15625 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
15626 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
15627 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
15628 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
15629 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
15630 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
15631 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
15632 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
15633 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
15634 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
15635 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
15636 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
15637 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
15638 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
15639 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
15640 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
15641 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
15642 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
15643 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
15644 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
15645 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
15646 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
15647 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
15649 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
15651 * loop-iv.c (suitable_set_for_replacement): Renamed from
15652 simplify_using_assignment; changed to return bool and to accept new
15653 args DEST and SRC. Return true iff we find a source/destination pair
15654 that can be used to make a replacement, and fill SRC and DEST if so.
15655 Remove arg ALTERED. Don't deal with altered regs here. All callers
15657 (simplify_using_initial_values): Deal with altered regs here and track
15658 more precisely the effect they have on the validity of our expression.
15660 * loop-iv.c (simplify_using_condition): A condition of the form
15661 (EQ REG CONST) can be used to simply make a substitution.
15662 (simplify_using_initial_values): Keep track of conditions we have seen
15663 and keep using them to simplify new expressions, while applying the
15664 same substitutions to them as to the expression.
15666 * simplify-rtx.c (simplify_relational_operation_1): Simplify
15667 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
15670 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
15671 changed. Use this when trying to improve the upper bound.
15672 Generate the comparison by using simplify_gen_relational.
15674 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
15676 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
15678 (simplify_using_assignment, simplify_using_initial_values): Call
15679 replace_in_expr to make replacements. Call replace_single_def_regs
15680 once on the initial version of the expression.
15682 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
15685 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
15687 2009-03-31 Richard Guenther <rguenther@suse.de>
15689 PR middle-end/31029
15690 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
15691 equality comparisons. Fold C - X CMP X if C % 2 == 1.
15693 2009-03-31 Richard Guenther <rguenther@suse.de>
15695 * tree.h (div_if_zero_remainder): Declare.
15696 * fold-const.c (div_if_zero_remainder): Export.
15697 * tree-ssa-forwprop.c
15698 (forward_propagate_addr_into_variable_array_index): Handle
15699 constant array index addition outside of the variable index.
15701 2009-03-31 Joseph Myers <joseph@codesourcery.com>
15704 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
15705 define_splits, floatunssi<mode>2): Require x87 conversions from
15706 DImode to be permitted.
15708 2009-03-31 Joseph Myers <joseph@codesourcery.com>
15710 PR preprocessor/15638
15711 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
15713 2009-03-31 Richard Guenther <rguenther@suse.de>
15715 PR middle-end/23401
15716 PR middle-end/27810
15717 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
15718 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
15719 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
15720 a separate statement.
15721 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
15722 (lookup_tmp_var): Likewise.
15723 (is_gimple_formal_tmp_or_call_rhs): Remove.
15724 (is_gimple_reg_or_call_rhs): Rename to ...
15725 (is_gimple_reg_rhs_or_call): ... this.
15726 (is_gimple_mem_or_call_rhs): Rename to ...
15727 (is_gimple_mem_rhs_or_call): ... this.
15728 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
15729 DECL_GIMPLE_REG_P only if is_formal is true.
15730 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
15731 for non-proper post-modify expression gimplification.
15732 (gimplify_self_mod_expr): For post-modify expressions gimplify
15733 the lvalue to a minimal lvalue.
15734 (rhs_predicate_for): Remove formal temp case.
15735 (gimplify_modify_expr_rhs): Likewise.
15736 (gimplify_addr_expr): Use is_gimple_reg.
15737 (gimplify_expr): Remove formal temp cases.
15738 (gimple_regimplify_operands): Likewise.
15739 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
15740 and FILTER_EXPR like constants.
15741 * gimple.c (walk_gimple_op): Fix val_only initialization, use
15743 (is_gimple_formal_tmp_rhs): Remove.
15744 (is_gimple_reg_rhs): Remove special casing.
15745 (is_gimple_mem_rhs): Fix.
15746 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
15747 (is_gimple_formal_tmp_var): Remove.
15748 (is_gimple_formal_tmp_reg): Likewise.
15749 (is_gimple_min_lval): Allow invariant component ref parts.
15750 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
15751 is_gimple_formal_tmp_reg): Remove declarations.
15752 * tree-cfg.c (verify_expr): Verify that variables with address
15753 taken do not have DECL_GIMPLE_REG_P set.
15754 * tree-mudflap.c (mf_build_check_statement_for): Use
15755 force_gimple_operand instead of gimplify_expr.
15757 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
15759 * modulo-sched.c (sms_schedule_by_order): Pass the actual
15760 schedulable rows to compute_split_row.
15762 2009-03-31 Ben Elliston <bje@au.ibm.com>
15765 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
15768 2009-03-31 Alan Modra <amodra@bigpond.net.au>
15770 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
15771 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
15772 * configure: Regenerate.
15773 * config.in: Regenerate.
15774 * config/rs6000/rs6000.opt (mtls-markers): Add.
15775 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
15776 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
15777 (tls_ld_aix, tls_ld_sysv): Likewise.
15778 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
15779 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
15781 2009-03-31 Alan Modra <amodra@bigpond.net.au>
15783 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
15785 2009-03-30 Jan Hubicka <jh@suse.cz>
15787 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
15789 (tree_remove_unreachable_handlers): Cleanup EH predecestor
15790 detection and label handling.
15792 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
15794 * ira-int.h (ira_allocno): Rename left_conflicts_num to
15795 left_conflicts_size.
15796 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
15797 ALLOCNO_LEFT_CONFLICTS_SIZE.
15799 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
15800 remove_allocno_from_bucket_and_push,
15801 allocno_spill_priority_compare, push_allocnos_to_stack,
15802 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
15803 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
15804 (setup_allocno_left_conflicts_num): Ditto. Rename to
15805 setup_allocno_left_conflicts_size.
15806 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
15807 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
15808 setup_allocno_left_conflicts_size instead of
15809 setup_allocno_left_conflicts_num.
15811 * ira-build.c (ira_create_allocno): Use
15812 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
15813 ALLOCNO_LEFT_CONFLICTS_NUM.
15815 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
15817 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
15818 instead of DF_LR_OUT.
15820 * ira-lives.c (process_bb_node_lives): Ditto.
15822 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
15823 instead of DF_LR_{OUT,IN}.
15825 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
15827 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
15829 2009-03-30 Jan Hubicka <jh@suse.cz>
15831 * except.c (label_to_region_map): Fix thinko.
15833 2009-03-30 Steve Ellcey <sje@cup.hp.com>
15835 PR middle-end/38237
15836 * tree.h (tree_find_value): New declaration.
15837 * tree.c (tree_find_value): New function.
15838 * varasm.c (assemble_external): Avoid duplicate entries on lists.
15840 2009-03-30 Jakub Jelinek <jakub@redhat.com>
15843 * c-decl.c (struct c_binding): Add locus field.
15844 (bind): Add locus argument, set locus field from it.
15845 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
15846 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
15847 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
15848 implicitly_declare, undeclared_variable, lookup_label,
15849 declare_label, c_make_fname_decl, c_builtin_function,
15850 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
15853 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
15856 * config/i386/i386.c (classify_argument): Check total size of
15859 2009-03-30 Martin Jambor <mjambor@suse.cz>
15861 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
15862 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
15863 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
15866 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
15867 seen_variable_array_ref while also traversing a union.
15869 * tree-inline.c (optimize_inline_calls): Do not call
15870 cgraph_node_remove_callees.
15871 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
15872 (pass_remove_cgraph_callee_edges): New variable.
15873 * passes.c (init_optimization_passes): Add
15874 pass_remove_cgraph_callee_edges after early inlining and before all
15875 late intraprocedural passes.
15877 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
15879 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
15881 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
15882 Fix typos in names.
15884 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
15886 * combine.c (simplify_comparison): Use have_insn_for.
15887 * dojump.c (do_jump): Likewise.
15889 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
15891 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
15892 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
15893 sparc_compare_op0 like sparc_compare_emitted used to be handled.
15894 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
15895 instead of sparc_compare_emitted.
15896 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
15897 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
15898 instead of sparc_compare_emitted.
15900 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
15902 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
15903 enter/exit cfglayout mode.
15904 (pass_partition_block): Require it.
15905 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
15906 (combine_instructions): Track basic blocks instead of labels.
15907 (update_cfg_for_uncondjump): New.
15908 (try_combine): Use it. Update jumps after rescanning.
15909 (pass_combine): Require PROP_cfglayout.
15910 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
15912 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
15914 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
15915 Provide/destroy PROP_cfglayout respectively.
15916 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
15917 * tree-pass.h (PROP_cfglayout): New.
15919 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
15921 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
15922 fold_convert_const_fixed_from_fixed,
15923 fold_convert_const_fixed_from_int,
15924 fold_convert_const_fixed_from_real, fold_negate_const): Do not
15925 set TREE_CONSTANT_OVERFLOW.
15926 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
15927 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
15929 2009-03-30 Ira Rosen <irar@il.ibm.com>
15931 * tree-vect-loop-manip.c: New file.
15932 * tree-vectorizer.c: Update documentation and included files.
15933 (vect_loop_location): Make extern.
15934 (rename_use_op): Move to tree-vect-loop-manip.c
15935 (rename_variables_in_bb, rename_variables_in_loop,
15936 slpeel_update_phis_for_duplicate_loop,
15937 slpeel_update_phi_nodes_for_guard1,
15938 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
15939 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
15940 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
15941 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
15942 find_loop_location): Likewise.
15943 (new_stmt_vec_info): Move to tree-vect-stmts.c.
15944 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
15945 get_vectype_for_scalar_type, vect_is_simple_use,
15946 supportable_widening_operation, supportable_narrowing_operation):
15948 (bb_in_loop_p): Move to tree-vect-loop.c.
15949 (new_loop_vec_info, destroy_loop_vec_info,
15950 reduction_code_for_scalar_code, report_vect_op,
15951 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
15952 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
15953 (vect_supportable_dr_alignment): Likewise.
15954 * tree-vectorizer.h (tree-data-ref.h): Include.
15955 (vect_loop_location): Declare.
15956 Reorganize function declarations according to the new file structure.
15957 * tree-vect-loop.c: New file.
15958 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
15959 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
15960 * tree-vect-data-refs.c: New file.
15961 * tree-vect-patterns.c (timevar.h): Don't include.
15962 * tree-vect-stmts.c: New file.
15963 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
15964 tree-vect-slp.c, tree-vect-loop.c.
15965 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
15966 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
15967 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
15968 (tree-vect-analyze.o): Remove.
15969 (tree-vect-transform.o): Likewise.
15970 (tree-vect-data-refs.o): Add rule.
15971 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
15972 tree-vect-slp.o): Likewise.
15973 (tree-vect-patterns.o): Remove redundant dependencies.
15974 (tree-vectorizer.o): Likewise.
15975 * tree-vect-slp.c: New file.
15977 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15979 * optc-gen.awk: Warn if an option flag has multiple different
15982 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
15984 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
15985 -floop-block): Document dependences on PPL, CLooG and Graphite.
15987 2009-03-30 Joseph Myers <joseph@codesourcery.com>
15989 PR rtl-optimization/323
15990 * c-common.c (c_fully_fold, convert_and_check,
15991 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
15992 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
15993 * c-common.def (EXCESS_PRECISION_EXPR): New.
15994 * c-cppbuiltin.c (builtin_define_float_constants): Define
15995 constants with enough digits for long double.
15996 * c-lex.c (interpret_float): Interpret constant with excess
15997 precision where appropriate.
15998 * c-opts.c (c_common_post_options): Set
15999 flag_excess_precision_cmdline. Give an error for
16000 -fexcess-precision=standard for C++ for processors where the
16001 option is significant.
16002 * c-parser.c (c_parser_conditional_expression): Handle excess
16003 precision in condition.
16004 * c-typeck.c (convert_arguments): Handle arguments with excess
16006 (build_unary_op): Move excess precision outside operation.
16007 (build_conditional_expr): Likewise.
16008 (build_compound_expr): Likewise.
16009 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
16010 (build_modify_expr): Handle excess precision in RHS.
16011 (convert_for_assignment): Handle excess precision in converted
16013 (digest_init, output_init_element, process_init_element): Handle
16014 excess precision in initializer.
16015 (c_finish_return): Handle excess precision in return value.
16016 (build_binary_op): Handle excess precision in operands and add
16017 excess precision as needed for operation.
16018 * common.opt (-fexcess-precision=): New option.
16019 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
16020 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
16021 For standard excess precision, output explicit conversion to and
16022 truncation from XFmode.
16023 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
16024 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
16025 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
16026 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
16027 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
16028 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
16029 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
16030 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
16031 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
16032 define_splits, sqrt<mode>2): Disable where appropriate for
16033 standard excess precision.
16034 * convert.c (convert_to_real): Do not shorten arithmetic to type
16035 for which excess precision would be used.
16036 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
16037 * doc/invoke.texi (-fexcess-precision=): Document option.
16038 (-mfpmath=): Correct index entry.
16039 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
16040 flag_excess_precision): New.
16041 * langhooks.c (lhd_post_options): Set
16042 flag_excess_precision_cmdline.
16043 * opts.c (common_handle_option): Handle -fexcess-precision=.
16044 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
16045 init_excess_precision): New.
16046 (lang_dependent_init_target): Call init_excess_precision.
16047 * tree.c (excess_precision_type): New.
16048 * tree.h (excess_precision_type): Declare.
16050 2009-03-30 Joseph Myers <joseph@codesourcery.com>
16053 * c-typeck.c (build_component_ref): Do not copy qualifiers from
16054 non-lvalue to component.
16056 2009-03-29 Joseph Myers <joseph@codesourcery.com>
16058 PR preprocessor/34695
16059 * Makefile.in (c-opts.o): Depend on c-tree.h.
16060 * c-common.c: Move down include of diagnostic.h.
16061 (done_lexing, c_cpp_error): New.
16062 * c-common.h (done_lexing): Declare.
16063 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
16065 * c-opts.c: Include c-tree.h.
16066 (c_common_init_options): Set preprocessor error callback.
16067 (c_common_handle_option): Do not set preprocessor
16068 inhibit_warnings, warnings_are_errors, warn_system_headers,
16069 pedantic_errors or inhibit_warnings flags.
16070 (c_common_post_options): Do not check cpp_errors (parse_in).
16071 (c_common_finish): Do not output dependencies if there were
16072 errors. Do not check return value of cpp_finish.
16073 * c-ppoutput.c (pp_file_change): Set input_location.
16074 * c-tree.h (c_cpp_error): Declare.
16075 * diagnostic.c (diagnostic_set_info_translated): Also initialize
16077 (diagnostic_build_prefix): Check override_column.
16078 * diagnostic.h (diagnostic_info): Add override_column field.
16079 (diagnostic_override_column): Define.
16081 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
16083 * c-common.c (c_expand_expr, c_staticp): Remove.
16084 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
16085 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
16086 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
16087 * c-gimplify.c (gimplify_compound_literal_expr,
16088 optimize_compound_literals_in_ctor): Remove.
16089 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
16090 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
16091 * c-semantics.c (emit_local_var): Remove.
16093 * langhooks-def.h (lhd_expand_expr): Remove.
16094 * langhooks.c (lhd_expand_expr): Remove.
16095 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
16097 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
16098 handling from c-semantics.c; don't call into langhook.
16099 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
16100 * gimplify.c (gimplify_compound_literal_expr,
16101 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
16102 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
16103 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
16104 as was done in c-gimplify.c.
16105 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
16106 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
16107 Move from c-common.h.
16108 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
16110 * tree.c (staticp): Do not call langhook.
16111 * langhooks.c (lhd_staticp): Delete.
16112 * langhooks-def.h (lhd_staticp): Delete prototype.
16113 (LANG_HOOKS_STATICP): Delete.
16114 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
16116 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
16117 instead of DECL_STMTs.
16119 2009-03-29 Joseph Myers <joseph@codesourcery.com>
16127 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
16129 (fold_call_expr): Return a NOP_EXPR from folding rather than the
16130 contained expression.
16131 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
16132 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
16133 conditional expressions for C.
16134 (decl_constant_value_for_optimization): Move from
16135 decl_constant_value_for_broken_optimization in c-typeck.c. Check
16136 whether optimizing and that the expression is a VAR_DECL not of
16137 array type instead of doing such checks in the caller. Do not
16138 check pedantic. Call gcc_unreachable for C++.
16139 * c-common.def (C_MAYBE_CONST_EXPR): New.
16140 * c-common.h (c_fully_fold, c_save_expr,
16141 decl_constant_value_for_optimization): New prototypes.
16142 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
16143 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
16144 EXPR_INT_CONST_OPERANDS): Define.
16145 * c-convert.c (convert): Strip nops from expression.
16146 * c-decl.c (groktypename): Take extra parameters expr and
16147 expr_const_operands. Update call to grokdeclarator.
16148 (start_decl): Update call to grokdeclarator. Add statement for
16149 expressions used in type of decl.
16150 (grokparm): Update call to grokdeclarator.
16151 (push_parm_decl): Update call to grokdeclarator.
16152 (build_compound_literal): Add parameter non_const and build a
16153 C_MAYBE_COSNT_EXPR if applicable.
16154 (grokdeclarator): Take extra parameters expr and
16155 expr_const_operands. Track expressions used in declaration
16156 specifiers and declarators. Fold array sizes and track whether
16157 they are constant expressions and whether they are integer
16158 constant expressions.
16159 (parser_xref_tag): Set expr and expr_const_operands fields in
16161 (grokfield): Update call to grokdeclarator.
16162 (start_function): Update call to grokdeclarator.
16163 (build_null_declspecs): Set expr and expr_const_operands fields in
16165 (declspecs_add_type): Handle expressions in typeof specifiers.
16166 * c-parser.c (c_parser_declspecs): Set expr and
16167 expr_const_operands fields for declaration specifiers.
16168 (c_parser_enum_specifier): Likewise.
16169 (c_parser_struct_or_union_specifier): Likewise.
16170 (c_parser_typeof_specifier): Likewise. Update call to
16171 groktypename. Fold expression as needed. Return expressions with
16172 type instead of adding statements.
16173 (c_parser_attributes): Update calls to c_parser_expr_list.
16174 (c_parser_statement_after_labels): Fold expression before passing
16175 to objc_build_throw_stmt.
16176 (c_parser_condition): Fold expression.
16177 (c_parser_asm_operands): Fold expression.
16178 (c_parser_conditional_expression): Use c_save_expr. Update call
16179 to build_conditional_expr.
16180 (c_parser_alignof_expression): Update call to groktypename.
16181 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
16182 original_code. Fold expression argument of va_arg. Create
16183 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
16184 argument to va_arg. Update calls to groktypename. Fold array
16185 index for offsetof. Verify that first argument to
16186 __builtin_choose_expr has integer type.
16187 (c_parser_postfix_expression_after_paren_type): Update calls to
16188 groktypename and build_compound_literal. Handle expressions with
16189 side effects in type name.
16190 (c_parser_postfix_expression_after_primary): Update call to
16191 c_parser_expr_list. Set original_code for calls to
16192 __builtin_constant_p.
16193 (c_parser_expr_list): Take extra parameter fold_p. Fold
16194 expressions if requested.
16195 (c_parser_objc_type_name): Update call to groktypename.
16196 (c_parser_objc_synchronized_statement): Fold expression.
16197 (c_parser_objc_receiver): Fold expression.
16198 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
16199 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
16200 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
16201 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
16202 (struct c_typespec): Add elements expr and expr_const_operands.
16203 (struct c_declspecs): Add elements expr and expr_const_operands.
16204 (groktypename, build_conditional_expr, build_compound_literal):
16206 (in_late_binary_op): Declare.
16207 * c-typeck.c (note_integer_operands): New function.
16208 (in_late_binary_op): New variable.
16209 (decl_constant_value_for_broken_optimization): Move to c-common.c
16210 and rename to decl_constant_value_for_optimization.
16211 (default_function_array_conversion): Do not strip nops.
16212 (default_conversion): Do not call
16213 decl_constant_value_for_broken_optimization.
16214 (build_array_ref): Do not fold result.
16215 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
16216 result when operand is a VLA.
16217 (c_expr_sizeof_type): Update call to groktypename. Handle
16218 expressions included in type name. Use C_MAYBE_CONST_EXPR for
16219 result when operand names a VLA type.
16220 (build_function_call): Update call to build_compound_literal.
16221 Only fold result for calls to __builtin_* functions. Strip
16222 NOP_EXPR from INTEGER_CST returned from such functions. Fold
16223 the function designator.
16224 (convert_arguments): Fold arguments. Update call to
16225 convert_for_assignment.
16226 (build_unary_op): Handle increment and decrement of
16227 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
16228 decrement earlier. Fold operand of increment and decrement.
16229 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
16230 built for integer operand. Wrap returns that are INTEGER_CSTs
16231 without being integer constant expressions or that have integer
16232 constant operands without being INTEGER_CSTs.
16233 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
16234 (build_conditional_expr): Add operand ifexp_bcp. Track whether
16235 result is an integer constant expression or can be used in
16236 unevaluated parts of one and avoid folding and wrap as
16237 appropriate. Fold operands before possibly doing -Wsign-compare
16239 (build_compound_expr): Wrap result for C99 if operands can be used
16240 in integer constant expressions.
16241 (build_c_cast): Update call to digest_init. Do not ignore
16242 overflow from casting floating-point constants to integers. Wrap
16243 results that could be confused with integer constant expressions,
16244 null pointer constants or floating-point constants.
16245 (c_cast_expr): Update call to groktypename. Handle expressions
16246 included in type name.
16247 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
16248 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
16249 Update calls to convert_for_assignment.
16250 (convert_for_assignment): Take new parameter
16251 null_pointer_constant. Do not strip nops or call
16252 decl_constant_value_for_broken_optimization. Set
16253 in_late_binary_op for conversions to boolean.
16254 (store_init_value): Update call to digest_init.
16255 (digest_init): Take new parameter null_pointer_constant. Do not
16256 call decl_constant_value_for_broken_optimization. pedwarn for
16257 initializers not constant expressions. Update calls to
16258 convert_for_assignment.
16259 (constructor_nonconst): New.
16260 (struct constructor_stack): Add nonconst element.
16261 (really_start_incremental_init, push_init_level, pop_init_level):
16262 Handle constructor_nonconst and nonconst element.
16263 (set_init_index): Call constant_expression_warning for array
16265 (output_init_element): Fold value. Set constructor_nonconst as
16266 applicable. pedwarn for initializers not constant expressions.
16267 Update call to digest_init. Call constant_expression_warning
16268 where constant initializers are required.
16269 (process_init_element): Use c_save_expr.
16270 (c_finish_goto_ptr): Fold expression.
16271 (c_finish_return): Fold return value. Update call to
16272 convert_for_assignment.
16273 (c_start_case): Fold switch expression.
16274 (c_process_expr_stmt): Fold expression.
16275 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
16276 ensure statement expression is not evaluated in constant expression.
16277 (build_binary_op): Track whether results are integer constant
16278 expressions or may occur in such, disable folding and wrap results
16279 as applicable. Fold operands for -Wsign-compare warnings unless
16281 (c_objc_common_truthvalue_conversion): Handle results folded to
16282 integer constants that are not integer constant expressions.
16283 * doc/extend.texi: Document when typeof operands are evaluated,
16284 that condition of __builtin_choose_expr is an integer constant
16285 expression, and more about use of __builtin_constant_p in
16288 2009-03-29 Richard Guenther <rguenther@suse.de>
16290 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
16291 propagate addresses of array references.
16293 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
16295 * regmove.c (perhaps_ends_bb_p): Remove.
16296 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
16297 from INSN and check that the main loop stays within that basic block.
16298 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
16299 (regmove_forward_pass): Split out from regmove_optimize. Use
16300 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
16301 (regmove_backward_pass): Split out from regmove_optimize. Use
16302 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
16303 (regmove_optimize): Simplify.
16305 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
16308 * config/i386/i386.c (classify_argument): Ignore flexible array
16309 member in struct and warn ABI change.
16311 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
16313 * config/i386/i386-protos.h (ix86_agi_dependent): New.
16315 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
16316 (ix86_adjust_cost): Updated.
16318 2009-03-29 Jan Hubicka <jh@suse.cz>
16320 PR middle-end/28850
16321 * tree-pass.h (pass_cleanup_eh): New function.
16322 (remove_unreachable_regions): Break code handling RTL
16323 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
16324 that can not be reached by runtime.
16325 (can_be_reached_by_runtime): New function.
16326 (label_to_region_map): New function.
16327 (num_eh_regions): New function.
16328 (rtl_remove_unreachable_regions): New function.
16329 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
16330 (remove_eh_region): New function.
16331 * except.h: Include sbitmap and vecprim.
16332 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
16333 num_eh_regions): Declare.
16334 * passes.c (init_optimization_passes): Schedule cleanup_eh.
16335 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
16336 * tree-eh.c (tree_remove_unreachable_handlers): New function.
16337 (tree_empty_eh_handler_p): New function.
16338 (cleanup_empty_eh): New function.
16339 (cleanup_eh): New function.
16340 (pass_cleanup_eh): New function.
16342 2009-03-29 Jan Hubicka <jh@suse.cz>
16344 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
16345 for removed regions.
16347 2009-03-29 Jan Hubicka <jh@suse.cz>
16349 * except.c (dump_eh_tree): Dump all datastructures.
16351 2009-03-29 Jan Hubicka <jh@suse.cz>
16353 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
16354 (duplicate_eh_regions_1): Likewise.
16355 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
16356 vector; call EH verification.
16357 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
16358 Be ready for region being removed.
16360 2009-03-29 Jan Hubicka <jh@suse.cz>
16362 * bitmap.c (bitmap_last_set_bit): New function.
16363 * bitmap.h (bitmap_last_set_bit): Declare.
16365 2009-03-29 David Ayers <ayers@fsfe.org>
16368 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
16369 by calling objc_compare_types and surpress warnings about
16370 incompatible C pointers that are compatible ObjC pointers.
16372 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
16374 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
16375 call initialize_inline_failed.
16376 (initialize_inline_failed): Move it from here ...
16377 * cgraph.c (initialize_inline_failed): ... to here.
16378 (cgraph_create_edge): Call initialize_inline_failed rather than
16379 setting inline_failed directly.
16381 2009-03-29 Ben Elliston <bje@au.ibm.com>
16384 * sysv4.opt (msdata): Improve comment.
16385 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
16386 * sysv4.h (SVR4_ASM_SPEC): Likewise.
16388 2009-03-29 Ben Elliston <bje@au.ibm.com>
16391 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
16392 load and store attributes.
16394 2009-03-29 Ben Elliston <bje@au.ibm.com>
16396 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
16397 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
16398 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
16399 * doc/extend.texi (X86 Built-in Functions): Add index entries for
16400 __builtin_infq and __builtin_huge_valq.
16402 2009-03-28 Anatoly Sokolov <aesok@post.ru>
16404 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
16406 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
16407 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
16409 2009-03-28 Xinliang David Li <davidxl@google.com>
16411 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
16412 (do_dbg_cnt): New function.
16414 2009-03-28 Jan Hubicka <jh@suse.cz>
16416 Merge from pretty-ipa:
16418 2009-03-27 Jan Hubicka <jh@suse.cz>
16420 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
16421 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
16422 * passes.c (function_called_by_processed_nodes_p): New.
16423 * ipa-pure-const.c (check_call): Fix handling of operands.
16424 (analyze_function): Dump debug output for skipped bodies.
16425 (local_pure_const): Use function_called_by_processed_nodes_p.
16426 * dwarf2out.c (reference_to_unused): Use output.
16427 * passes.c (do_per_function_toporder): Likewise.
16429 2008-11-12 Jan Hubicka <jh@suse.cz>
16431 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
16432 * ipa-pure-const.c (funct_state_d): Add can throw field; make
16433 state_set_in_source enum
16434 (check_decl): Ignore memory tags; do not set fake looping flags;
16436 (check_operand, check_tree, check_rhs_var, check_lhs_var,
16437 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
16438 (check_call, analyze_function): Rewrite.
16440 (add_new_function): Update call of analyze_function.
16441 (generate_summary): Add call of analyze_function.
16442 (propagate): Propagate can_throw; handle state_set_in_source correctly.
16443 (local_pure_const): New function.
16444 (pass_local_pure_const): New pass.
16445 * ipa-inline.c (inline_transform): Set after_inlining.
16446 * tree-eh.c (stmt_can_throw_external): New.
16447 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
16448 work with aliasing built.
16449 * tree-flow.h (stmt_can_throw_external): New.
16450 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
16451 and local pure/const pass in early and late optimization queue.
16453 2009-03-28 Martin Jambor <mjambor@suse.cz>
16455 * fold-const.c (get_pointer_modulus_and_residue): New parameter
16457 (fold_binary): Allow function decl aligment consideration is the
16458 second argument is integer constant one.
16459 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
16460 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
16461 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
16463 2009-03-28 Jan Hubicka <jh@suse.cz>
16465 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
16466 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
16467 * function.h (rtl_data): Add nothrow flag.
16468 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
16469 set DECL_NOTHROW for AVAILABLE functions.
16471 2009-03-28 Jakub Jelinek <jakub@redhat.com>
16473 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
16474 following vector keyword has expansion starting with pixel or bool
16475 keyword, expand vector to __vector and pixel or bool to __pixel or
16479 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
16480 warn_if_disallowed_function_p): Removed.
16481 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
16482 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
16483 warning_if_disallowed_function_p.
16484 * flags.h (warn_if_disallowed_function_p,
16485 warn_disallowed_functions): Removed.
16486 * common.opt (Wdisallowed-function-list=): Removed.
16487 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
16489 2009-03-28 Richard Guenther <rguenther@suse.de>
16491 PR tree-optimization/38723
16492 * tree-ssa-pre.c (compute_avail): Add all default definitions to
16495 2009-03-28 Jan Hubicka <jh@suse.cz>
16497 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
16498 test introduced by my previous patch.
16500 2009-03-28 Richard Guenther <rguenther@suse.de>
16502 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
16503 the PHIs value undefined.
16505 2009-03-28 Jan Hubicka <jh@suse.cz>
16507 * tree-pass.h (pass_fixup_cfg): New pass.
16508 * ipa-inline.c (inline_transform): Set
16509 always_inline_functions_inlined/after_inlining.
16510 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
16511 (pass_fixup_cfg): New pass.
16512 * passes.c (init_optimization_passes): Add fixup_cfg.
16514 2009-03-28 Richard Guenther <rguenther@suse.de>
16516 PR tree-optimization/38458
16517 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
16518 argument use the arguments copy-of value.
16520 2009-03-28 Richard Guenther <rguenther@suse.de>
16522 PR tree-optimization/38180
16523 * tree-ssa-ccp.c (get_default_value): Simplify.
16524 (likely_value): Likewise.
16525 (surely_varying_stmt_p): Properly handle VOP case.
16526 (ccp_initialize): Likewise.
16527 (ccp_fold): Handle propagating through *&.
16528 (fold_const_aggregate_ref): Also handle decls.
16530 2009-03-28 Jan Hubicka <jh@suse.cz>
16532 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
16533 * cgraph.h (cgraph_node): Likewise.
16534 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
16535 (cgraph_reset_node): Use process flag.
16536 (cgraph_mark_functions_to_output): Likewise.
16537 (cgraph_expand_function): Likewise.
16538 (cgraph_expand_all_functions): Likewise.
16539 (cgraph_output_in_order): Likewise.
16540 * dwarf2out.c (reference_to_unused): Likewise.
16541 * passes.c do_per_function_toporder): Likewise.
16543 2009-03-28 Jan Hubicka <jh@suse.cz>
16545 Bring from lto-branch:
16547 2008-09-03 Doug Kwan <dougkwan@google.com>
16549 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
16550 enums instead of reason strings.
16551 * cgraph.c (cgraph_create_edge): Same.
16552 (cgraph_inline_failed_string): New function.
16553 * cgraph.h (cgraph_inline_failed_t): New enum type.
16554 (cgraph_inline_failed_string): New prototype.
16555 (struct cgraph_edge): Change type of INLINED_FAILED from constant
16556 char pointer to cgraph_inline_failed_t.
16557 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
16558 (cgraph_default_inline_p): Ditto.
16559 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
16560 to cgraph_inline_failed_t pointer.
16561 * cif-code.def: New file.
16562 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
16564 (cgraph_check_inline_limits): Change type of REASON to pointer to
16565 cgraph_inline_failed_t. Replace reason strings with enums.
16566 (cgraph_default_inline_p): Ditto.
16567 (cgraph_recursive_inlining_p): Ditto.
16568 (update_caller_keys): Change type of FAILED_REASON to
16569 cgraph_inline_failed_t.
16570 (cgraph_set_inline_failed): Change type of REASON to pointer to
16571 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
16572 convert enums to strings for text output.
16573 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
16574 to be of type cgraph_inline_failed_t. Replace reason strings with
16575 enums. Call cgraph_inline_failed_string to covert enums
16576 to strings for text output.
16577 (cgraph_decide_inlining): Replace reason strings with enums.
16578 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
16579 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
16581 * tree-inline.c (expand_call_inline): Change type of REASON
16582 to cgraph_inline_failed_t. Replace reason strings with enums.
16583 Call cgraph_inline_failed_string for text output.
16584 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
16587 2009-03-28 Jan Hubicka <jh@suse.cz>
16589 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
16590 cgraph_clone_node): Remove master clone handling.
16591 (cgraph_is_master_clone, cgraph_master_clone): Remove.
16592 * cgraph.h (master_clone): Remove.
16593 (cgraph_is_master_clone, cgraph_master_clone): Remove.
16594 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
16595 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
16597 2009-03-28 Jan Hubicka <jh@suse.cz>
16599 * cgraph.c (cgraph_function_body_availability): Functions declared
16600 inline are always safe to assume that it is not going to be replaced.
16602 2009-03-28 Richard Guenther <rguenther@suse.de>
16604 PR tree-optimization/38513
16605 * tree-ssa-pre.c (eliminate): Remove redundant stores.
16606 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
16607 EXC_PTR_EXPR and FILTER_EXPR.
16608 (get_ref_from_reference_ops): Likewise.
16610 2009-03-28 Richard Guenther <rguenther@suse.de>
16612 PR tree-optimization/38968
16613 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
16614 Use FLOOR_MOD_EXPR to compute misalignment.
16616 2009-03-28 Richard Guenther <rguenther@suse.de>
16618 PR tree-optimization/37795
16619 * tree.h (combine_comparisons): Declare.
16620 * fold-const.c (combine_comparisons): Export.
16621 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
16623 (ifcombine_iforif): Use combine_comparisons.
16625 2009-03-28 Jan Hubicka <jh@suse.cz>
16627 * tree-eh.c (inlinable_call_p): New function.
16628 (make_eh_edges): Use it.
16629 (verify_eh_edges): Use it.
16630 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
16631 * except.c (reachable_next_level): Add inlinable_function argument
16632 (sjlj_find_directly_reachable_regions): Update.
16633 (add_reachable_handler): Do not set saw_any_handlers.
16634 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
16635 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
16636 Add new inlinable call parameter.
16637 (can_throw_internal, can_throw_external): Update.
16638 * except.h (can_throw_internal_1, can_throw_external_1,
16639 foreach_reachable_handler): Update declaration.
16641 2009-03-28 Joseph Myers <joseph@codesourcery.com>
16643 * config/arm/t-arm-coff, config/h8300/coff.h,
16644 config/i386/i386-aout.h, config/i386/i386-coff.h,
16645 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
16646 config/pdp11/2bsd.h, config/rs6000/aix41.h,
16647 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
16648 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
16649 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
16650 sys-types.h: Remove.
16651 * Makefile.in: Remove protoize and fixproto support and references
16653 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
16654 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
16656 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
16657 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
16658 unprotoize$(exeext).
16659 (rest.encap): Don't depend on $(STMP_FIXPROTO)
16660 (.PHONY): Don't depend on proto.
16661 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
16662 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
16663 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
16664 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
16665 build/gen-protos.o, build/scan.o, xsys-protos.h,
16666 build/fix-header$(build_exeext), build/fix-header.o,
16667 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
16668 stmp-install-fixproto): Remove.
16669 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
16670 SYSCALLS.c or fixproto files.
16671 (install-common): Don't install protoize.
16672 (install-headers-tar, install-headers-cpio, install-headers-cp):
16673 Don't depend on $(STMP_FIXPROTO).
16674 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
16675 install fixproto files or write out fixproto settings.
16676 (uninstall): Don't uninstall protoize.
16677 * config.gcc (use_fixproto): Remove.
16678 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
16679 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
16680 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
16681 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
16682 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
16683 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
16684 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
16685 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
16686 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
16687 * config/t-vxworks (STMP_FIXPROTO): Remove.
16688 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
16689 STMP_FIXPROTO): Remove.
16690 * config.in, configure: Regenerate.
16691 * crtstuff.c (gid_t, uid_t): Don't undefine.
16692 * doc/install.texi: Change m68k-coff to m68k-elf in example.
16693 (arm-*-coff, arm-*-aout: Remove target entries.
16694 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
16695 Remove mention of AIX 4.1.
16696 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
16697 * doc/invoke.texi (Running Protoize): Remove.
16698 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
16699 (Protoize Caveats): Remove.
16700 * tsystem.h: Update comments on headers assumed to exist.
16702 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
16704 * genautomata.c: Add a new year to the copyright. Add a new
16706 (struct insn_reserv_decl): Add comments for member bypass_list.
16707 (find_bypass): Remove.
16708 (insert_bypass): New.
16709 (process_decls): Use insert_bypass.
16710 (output_internal_insn_latency_func): Output all bypasses with the
16711 same input insn in one switch case.
16713 * rtl.def (define_bypass): Describe bypass choice.
16714 * doc/md.texi (define_bypass): Ditto.
16716 2009-03-27 Richard Guenther <rguenther@suse.de>
16718 * gimplify.c (mark_addressable): Export.
16719 * tree-flow.h (mark_addressable): Declare.
16720 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
16721 * tree-ssa.c (verify_phi_args): Verify that address taken
16722 variables have TREE_ADDRESSABLE set.
16724 2009-03-27 Richard Guenther <rguenther@suse.de>
16726 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
16727 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
16728 Do not mark decls TREE_ADDRESSABLE.
16729 (build_fold_addr_expr): Adjust.
16730 (fold_addr_expr): Remove.
16731 (fold_unary): Use build_fold_addr_expr.
16732 (fold_comparison): Likewise.
16733 (split_address_to_core_and_offset): Likewise.
16734 * coverage.c (tree_coverage_counter_addr): Mark the array decl
16736 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
16737 (gimplify_modify_expr_to_memcpy): Mark source and destination
16739 * omp-low.c (create_omp_child_function): Mark the object decl
16741 (lower_rec_input_clauses): Mark the var we take the address of
16743 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
16745 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
16747 PR middle-end/39315
16748 * cfgexpand.c (expand_one_stack_var_at): Change alignment
16749 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
16751 2009-03-27 Richard Guenther <rguenther@suse.de>
16753 PR tree-optimization/39120
16754 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
16756 (handle_lhs_call): Process return constraints. Add escape
16757 constraints if necessary.
16758 (handle_const_call): Fill out return constraints. Make nested
16759 case more precise. Avoid consttmp if possible.
16760 (handle_pure_call): Fill out return constraints. Avoid
16761 callused if possible.
16762 (find_func_aliases): Simplify call handling.
16764 2009-03-27 Richard Guenther <rguenther@suse.de>
16766 PR tree-optimization/39120
16767 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
16768 as a representative.
16769 (solve_graph): Do propagate CALLUSED.
16770 (handle_pure_call): Use a scalar constraint from CALLUSED for
16772 (find_what_p_points_to): CALLUSED shall not appear in poins-to
16775 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
16778 * c-common.c (handle_aligned_attribute): Properly check alignment
16779 overflow. Use (1U << i) instead of (1 << i).
16781 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
16783 * expr.h (get_mem_align_offset): Updated.
16785 * tree.h (tree_decl_common): Change align to "unsigned int" and
16786 move it before pointer_alias_set.
16788 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
16789 Jakub Jelinek <jakub@redhat.com>
16792 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
16793 gr_register_operand with gr_reg_or_0_operand.
16794 (cmpxchg_rel_di): Likewise.
16795 (sync_lock_test_and_set<mode>): Likewise.
16797 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
16799 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
16800 (true_regnum): Likewise.
16802 * rtlanal.c (subreg_info): Moved to ...
16803 * rtl.h (subreg_info): Here. New.
16804 (subreg_get_info): New.
16806 * rtlanal.c (subreg_get_info): Make it extern.
16808 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
16811 * config/i386/i386.c (ix86_abi): New.
16812 (override_options): Handle -mabi=.
16813 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
16814 (ix86_call_abi_override): Likewise.
16815 (init_cumulative_args): Likewise.
16816 (function_arg_advance): Likewise.
16817 (function_arg_64): Likewise.
16818 (function_arg): Likewise.
16819 (ix86_pass_by_reference): Likewise.
16820 (ix86_function_value_regno_p): Likewise.
16821 (ix86_build_builtin_va_list_abi): Likewise.
16822 (setup_incoming_varargs_64): Likewise.
16823 (is_va_list_char_pointer): Likewise.
16824 (ix86_init_machine_status): Likewise.
16825 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
16826 (ix86_function_type_abi): Return enum calling_abi. Rewrite
16827 for 64bit. Replace DEFAULT_ABI with ix86_abi.
16828 (ix86_function_abi): Make it static and return enum calling_abi.
16829 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
16831 (ix86_fn_abi_va_list): Updated.
16833 * config/i386/i386.h (ix86_abi): New.
16834 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
16835 (CONDITIONAL_REGISTER_USAGE): Likewise.
16836 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
16837 (machine_function): Likewise.
16839 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
16841 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
16842 (STACK_BOUNDARY): Likewise.
16843 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
16845 * config/i386/i386.opt (mabi=): New.
16847 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
16848 return enum calling_abi.
16849 (ix86_function_type_abi): Likewise.
16850 (ix86_function_abi): Removed.
16852 * doc/invoke.texi: Document -mabi= option for x86.
16854 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16856 * builtins.c (real_dconstp): Delete.
16857 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
16859 2009-03-27 Dodji Seketeli <dodji@redhat.com>
16860 Jakub Jelinek <jakub@redhat.com>
16863 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
16864 (gen_subprogram_die): When a function is explicit, generate the
16865 DW_AT_explicit attribute.
16866 * langhooks.h (struct lang_hooks_for_decls): Add
16867 function_decl_explicit_p langhook.
16868 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
16869 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
16871 2009-03-27 Jakub Jelinek <jakub@redhat.com>
16873 * builtins.c (fold_builtin_memory_op): Optimize memmove
16874 into memcpy if we can prove source and destination don't overlap.
16876 * tree-inline.c: Include gt-tree-inline.h.
16877 (clone_fn_id_num): New variable.
16878 (clone_function_name): New function.
16879 (tree_function_versioning): Use it.
16880 * Makefile.in (GTFILES): Add tree-inline.c.
16882 2009-03-27 Mark Mitchell <mark@codesourcery.com>
16884 * BASE-VER: Change to 4.5.0.
16886 2009-03-27 Xinliang David Li <davidxl@google.com>
16888 PR tree-optimization/39557
16889 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
16891 2009-03-27 Xinliang David Li <davidxl@google.com>
16893 PR tree-optimization/39548
16894 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
16897 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
16899 * c-common.c (pointer_int_sum): Use %wd on return from
16902 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
16904 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
16905 on return from tree_low_cst.
16907 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
16910 * ginclude/stdarg.h (va_copy): Define also for
16911 __GXX_EXPERIMENTAL_CXX0X__.
16913 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16916 * builtins.h (c_strlen): Do not warn here.
16917 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
16918 * c-common.c (pointer_int_sum): Take an explicit location.
16919 Warn about offsets out of bounds.
16920 * c-common.h (pointer_int_sum): Adjust declaration.
16922 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16924 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
16927 2009-03-26 Jakub Jelinek <jakub@redhat.com>
16930 * opts.c (warn_if_disallowed_function_p): Don't assume
16931 get_callee_fndecl must return non-NULL.
16933 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
16935 PR rtl-optimization/39522
16936 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
16937 when reg_reloaded_valid is set.
16939 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
16941 * config/spu/divv2df3.c: New file.
16942 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
16943 (DPBIT_FUNCS): Filter out _div_df.
16945 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
16947 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
16948 a jump insn, count that jump in the distance to the loop start.
16950 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
16953 * config/sh/sh.c (calc_live_regs): Fix condition for global
16954 registers except PIC_OFFSET_TABLE_REGNUM.
16956 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
16959 * doc/invoke.texi (-mconsole): New.
16961 (-mno-cygwin): New.
16963 (-mnop-fun-dllimport): New.
16967 (sub section "i386 and x86-64 Windows Options"): New.
16969 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
16971 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
16972 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
16974 2009-03-25 Richard Guenther <rguenther@suse.de>
16976 PR middle-end/39497
16977 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
16980 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
16982 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
16983 neither of haifa/selective schedulers are working.
16985 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16987 * doc/invoke.texi (Debugging Options): Fix description of
16988 -fno-merge-debug-strings.
16990 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
16992 * config/cris/libgcc.ver: New version-script.
16993 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
16995 * configure.ac <GAS features, nop mnemonic>: Add pattern
16996 crisv32-*-* for "nop".
16997 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
16998 * configure: Regenerate.
17000 2009-03-24 Ira Rosen <irar@il.ibm.com>
17002 PR tree-optimization/39529
17003 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
17004 mark_sym_for_renaming for the tag copied to the new vector
17007 2009-03-24 Arthur Loiret <aloiret@debian.org>
17009 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
17010 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
17011 EXTRA_SPEC_FUNCTIONS.
17012 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
17013 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
17014 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
17015 -march and -mtune options.
17017 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
17019 * config/m68k/t-rtems: Add m5329 multilib.
17021 2009-03-24 Dodji Seketeli <dodji@redhat.com>
17022 Jakub Jelinek <jakub@redhat.com>
17025 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
17028 2009-03-23 Jakub Jelinek <jakub@redhat.com>
17031 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
17032 instead of c_parser_expression_conv, if original_code isn't one of the
17033 4 allowed comparison codes, fail.
17035 2009-03-23 Richard Guenther <rguenther@suse.de>
17037 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
17038 * tree.h (struct tree_type): Likewise.
17039 * reload.h (struct insn_chain): Likewise.
17040 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
17041 * function.h (struct function): Likewise.
17042 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
17044 2009-03-23 Jakub Jelinek <jakub@redhat.com>
17046 PR tree-optimization/39516
17047 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
17049 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
17051 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
17052 should be set true if BITS_PER_WORD of target is bigger than 32
17054 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
17056 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
17057 Translate -B-options to -rpath-link. Correct existing
17058 rpath-link and conditionalize on !nostdlib.
17060 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17062 * doc/extend.texi (Function Attributes, Variable Attributes):
17064 * doc/invoke.texi (Debugging Options, Optimize Options)
17065 (i386 and x86-64 Options, MCore Options): Likewise.
17067 2009-03-20 Jakub Jelinek <jakub@redhat.com>
17070 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
17071 it for block local namespace aliases.
17072 (gen_decl_die): Pass context_die to gen_namespace_die.
17074 2009-03-19 Jakub Jelinek <jakub@redhat.com>
17077 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
17078 minimum or maximum value.
17080 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
17082 * reginfo.c (globalize_reg): Recompute derived reg sets.
17084 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
17087 * libgcc2.c (mprotect): Do not use signed arguments for
17088 VirtualProtect, use DWORD arguments. Also fix the 'may
17089 be used uninitialized' warning for the np variable.
17091 2009-03-19 Jakub Jelinek <jakub@redhat.com>
17094 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
17095 functions using regparm calling conventions when not optimizing.
17096 (ix86_function_sseregparm): Similarly for sseregparm calling
17099 2009-03-19 Li Feng <nemokingdom@gmail.com>
17101 PR middle-end/39500
17102 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
17103 dependence if the first conflict is after niter iterations.
17105 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
17107 PR middle-end/38609
17108 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
17109 functions with dynamic stack-pointer adjustments.
17111 2009-03-19 Ben Elliston <bje@au.ibm.com>
17113 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
17114 option; change to -msdata=data.
17116 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17118 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
17121 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
17124 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
17126 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
17128 * doc/invoke.texi (Code Gen Options): Expand discussion of
17131 2009-03-18 Jakub Jelinek <jakub@redhat.com>
17133 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
17134 * matrix-reorg.c (struct matrix_info): Likewise.
17135 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
17136 * rtl.h (struct mem_attrs): Likewise.
17137 * df.h (struct df): Likewise.
17138 * tree-data-ref.h (struct data_dependence_relation): Likewise.
17139 * ira-int.h (struct ira_allocno): Likewise.
17140 * df-scan.c (struct df_collection_rec): Likewise.
17141 * ira.c (struct equivalence): Likewise.
17142 * function.c (struct temp_slot): Likewise.
17143 * cfgloop.h (struct loop): Likewise.
17146 * function.c (use_register_for_decl): When not optimizing, disregard
17147 register keyword for variables with types containing methods.
17149 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
17151 PR middle-end/39447
17152 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
17153 (is_simple_operand): Call contains_component_ref_p before calling data
17154 reference analysis that would fail on COMPONENT_REFs.
17156 * tree-vrp.c (search_for_addr_array): Fix formatting.
17158 2009-03-18 Richard Guenther <rguenther@suse.de>
17160 * tree-vect-transform.c (vect_loop_versioning): Fold the
17161 generated comparisons.
17162 * tree-vectorizer.c (set_prologue_iterations): Likewise.
17163 (slpeel_tree_peel_loop_to_edge): Likewise.
17165 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17167 PR middle-end/37805
17168 * opts.c (print_specific_help): In addition to `undocumented',
17169 accept `separate' and `joined' flags if passed alone. Describe
17170 output by the first matched one of those.
17171 (common_handle_option): Skip over empty strings.
17172 * gcc.c (display_help): Fix help string for `--help='.
17173 * doc/invoke.texi (Option Summary, Overall Options): With
17174 `--help=', classes and qualifiers can both be repeated, but
17175 only the latter can be negated. One should not pass only
17176 negated qualifiers. Fix markup and examples.
17179 2008-10-14 Jakub Jelinek <jakub@redhat.com>
17180 PR middle-end/37805
17181 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
17182 and -fhelp=separate.
17184 2009-03-17 Jing Yu <jingyu@google.com>
17186 PR middle-end/39378
17187 * function.h (struct rtl_data): Move is_thunk from here...
17188 (struct function): ...to here.
17189 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
17190 * varasm.c (assemble_start_function): Change is_thunk from crtl to
17192 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
17194 (alpha_does_function_need_gp, alpha_start_function): Likewise.
17195 (alpha_output_function_end_prologue): Likewise.
17196 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
17197 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
17198 (rs6000_output_function_epilogue): Likewise.
17199 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
17201 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
17204 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
17205 from different units in a single alternative.
17206 (*truncdfsf_i387): Ditto.
17207 (*truncxfsf2_mixed): Ditto.
17208 (*truncxfdf2_mixed): Ditto.
17210 2009-03-17 Jakub Jelinek <jakub@redhat.com>
17212 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
17213 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
17216 * tree-ssa-live.c (remove_unused_locals): Don't remove local
17217 unused non-artificial variables when not optimizing.
17220 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
17221 DW_TAG_imported_module even if decl is IMPORTED_DECL with
17222 NAMESPACE_DECL in its DECL_INITIAL.
17224 PR middle-end/39443
17225 * optabs.c (set_user_assembler_libfunc): New function.
17226 * expr.h (set_user_assembler_libfunc): New prototype.
17227 * c-common.c: Include libfuncs.h.
17228 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
17229 for memcmp, memset, memcpy, memmove and abort.
17230 * Makefile.in (c-common.o): Depend on libfuncs.h.
17233 * dwarf2out.c (gen_inlined_enumeration_type_die,
17234 gen_inlined_structure_type_die, gen_inlined_union_type_die,
17235 gen_tagged_type_instantiation_die): Removed.
17236 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
17239 2009-03-17 Janis Johnson <janis187@us.ibm.com>
17242 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
17244 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
17245 (check-parallel-%): Ditto.
17246 (check-consistency): Ditto.
17248 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
17250 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
17251 local variable rhs by NULL_TREE.
17253 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
17256 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
17258 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
17261 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
17263 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
17266 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
17267 for ms->sysv ABI calls only in 64bit mode.
17269 * config/i386/i386.md (untyped_call): Support 32bit.
17271 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
17273 * doc/extend.texi: Replace x86_65 with x86_64.
17275 2009-03-16 Jakub Jelinek <jakub@redhat.com>
17277 PR tree-optimization/39455
17278 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
17279 mismatches for POINTER_TYPE_P (type).
17280 (number_of_iterations_le): Likewise.
17282 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
17284 * config/picochip/picochip.c: Removed profiling support.
17285 * config/picochip/picochip.md: Removed profiling instruction.
17286 * config/picochip/picochip.h: Removed profiling builtin.
17288 2009-03-16 Joseph Myers <joseph@codesourcery.com>
17290 * doc/install.texi (--with-host-libstdcxx): Document.
17292 2009-03-14 Anatoly Sokolov <aesok@post.ru>
17295 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
17296 generate a warning if the function name does not begin with
17297 "__vector" and the function has either the 'signal' or 'interrupt'
17298 attribute, from here to ...
17299 (avr_declare_function_name): ...here. New function.
17300 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
17301 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
17303 2009-03-14 Jakub Jelinek <jakub@redhat.com>
17306 * cse.c (fold_rtx): Don't modify original const_arg1 when
17307 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
17308 separate variable instead.
17309 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
17310 from out of range shift counts.
17311 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
17313 2009-03-13 Catherine Moore <clm@codesourcery.com>
17315 * config/i386/x-mingw32 (host-mingw32.o): Replace
17316 diagnostic.h with $(DIAGNOSTIC_H).
17318 2009-03-12 Jakub Jelinek <jakub@redhat.com>
17321 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
17323 * config/i386/sync.md (sync_compare_and_swap<mode>,
17324 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
17325 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
17327 (sync_double_compare_and_swapdi_pic,
17328 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
17329 cmpxchg8b_pic_memory_operand instead of just memory_operand.
17331 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
17334 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
17336 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
17339 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
17340 (avx_addsubv4df3): Likewise.
17341 (*avx_addsubv4sf3): Likewise.
17342 (sse3_addsubv4sf3): Likewise.
17344 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
17347 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
17349 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
17352 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
17353 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
17354 registers for allocnos created from user-defined variables.
17356 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
17359 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
17360 of non-integer mode as well.
17362 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
17364 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
17365 for functions for which the parameter types are unknown.
17367 2009-03-11 Jakub Jelinek <jakub@redhat.com>
17370 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
17371 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
17372 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
17373 * config/i386/i386.c (ix86_local_alignment): For
17374 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
17375 long long variables on the stack to avoid dynamic realignment.
17376 Allow the first argument to be a decl rather than type.
17377 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
17379 2009-03-11 Nick Clifton <nickc@redhat.com>
17382 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
17384 Add description to mno-lsim option.
17385 * config/mcore/mcore.h: Remove comment about deprecated m4align
17387 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
17388 * doc/invoke.texi: Add description of mno-lsim and
17389 mstack-increment options.
17391 * config/fr30/fr30.opt: Document the -mno-lsim option.
17392 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
17393 and -mno-lsim options.
17395 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
17397 * fold-const.c (fold_comparison): Only call fold_inf_compare
17398 if the mode supports infinities.
17400 2009-03-11 Jason Merrill <jason@redhat.com>
17403 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
17404 end already did. Notice GIMPLE_CALL modifications of the result.
17405 Don't copy debug information from an ignored decl or a decl from
17408 2009-03-10 Richard Guenther <rguenther@suse.de>
17409 Nathan Froyd <froydnj@codesourcery.com>
17411 PR middle-end/37850
17412 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
17413 (__divMODE3): Likewise.
17415 2009-03-09 Jakub Jelinek <jakub@redhat.com>
17417 PR tree-optimization/39394
17418 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
17419 DECL_SIZE_UNIT of variable length FIELD_DECLs.
17421 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
17423 * recog.c (verfiy_changes): Disallow renaming of hard regs in
17424 inline asms for register asm ("") declarations.
17426 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
17428 * fold-const.c (fold_unary): Fix comment.
17430 2009-03-07 Jan Hubicka <jh@suse.cz>
17433 * tree-inline.c (setup_one_parameter): Do replacement of const
17434 argument by constant in SSA form.
17436 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
17438 PR middle-end/38028
17439 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
17440 determine alignment passed to assign_stack_local.
17441 (assign_parms_unsplit_complex): Likewise.
17442 * except.c (sjlj_build_landing_pads): Likewise.
17444 2009-03-06 Jakub Jelinek <jakub@redhat.com>
17446 PR middle-end/39360
17447 * tree-flow.h (add_referenced_var): Return bool instead of void.
17448 * tree-dfa.c (add_referenced_var): Return result of
17449 referenced_var_check_and_insert call.
17450 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
17451 of referenced_var_check_and_insert.
17454 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
17455 (gen_variable_die): Emit DW_AT_location on abstract static variable's
17456 DIE, don't emit it if abstract origin already has it.
17457 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
17458 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
17460 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
17462 * genpreds.c (needs_variable): Fix parentheses at variable name
17464 (write_tm_constrs_h): Indent generated code.
17466 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
17468 * doc/extend.texi (Function Attributes): Add documentation
17469 for isr attributes.
17471 2009-03-06 Jakub Jelinek <jakub@redhat.com>
17474 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
17475 take locus from its DECL_SOURCE_LOCATION instead of input_location.
17477 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
17479 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
17482 2009-03-05 Jakub Jelinek <jakub@redhat.com>
17485 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
17486 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
17488 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
17490 * config/i386/i386.md (R8_REG, R9_REG): New constants.
17491 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
17492 constants instead of magic numbers.
17493 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
17495 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
17496 (x86_64_ms_abi_int_parameter_registers): Ditto.
17497 (x86_64_int_return_registers): Ditto.
17498 (ix86_maybe_switch_abi): Ditto.
17499 (ix86_expand_call): Ditto for clobbered_registers array.
17500 (ix86_hard_regno_mode_ok): Ditto.
17501 (x86_extended_QIreg_mentioned_p): Ditto.
17503 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
17505 PR tree-optimization/39349
17506 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
17508 * combine.c (gen_lowpart_for_combine): Use omode when generating
17511 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
17513 PR rtl-optimization/39235
17514 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
17516 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
17518 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
17520 2009-03-04 Richard Guenther <rguenther@suse.de>
17522 PR tree-optimization/39362
17523 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
17524 that occur in abnormal PHIs should be varying.
17526 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
17528 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
17530 (simple_iv): Take loop as an argument instead of statement.
17531 * tree-scalar-evolution.h (simple_iv): Declaration changed.
17532 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
17534 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
17536 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
17537 * matrix-reorg.c (analyze_transpose): Ditto.
17538 * tree-data-ref.c (dr_analyze_innermost): Ditto.
17539 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
17540 * tree-predcom.c (ref_at_iteration): Ditto.
17541 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
17543 2009-03-04 Richard Guenther <rguenther@suse.de>
17545 PR tree-optimization/39358
17546 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
17547 escaped_id and callused_id.
17548 (solve_graph): Likewise.
17550 2009-03-04 Richard Guenther <rguenther@suse.de>
17552 PR tree-optimization/39339
17553 * tree-sra.c (try_instantiate_multiple_fields): Make it
17554 no longer ICE on the above.
17556 2009-03-03 Joseph Myers <joseph@codesourcery.com>
17558 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
17559 that fits within Pmode.
17561 2009-03-03 Steve Ellcey <sje@cup.hp.com>
17563 PR middle-end/10109
17564 * tm.texi (LIBCALL_VALUE): Update description.
17566 2009-03-03 Steve Ellcey <sje@cup.hp.com>
17568 PR middle-end/34443
17569 * doc/extend.texi (section): Update description.
17571 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
17573 PR middle-end/39345
17574 * tree-inline.c (remapped_type): New.
17575 (can_be_nonlocal): Call remapped_type instead of remap_type.
17577 2009-03-03 Jakub Jelinek <jakub@redhat.com>
17580 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
17581 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
17583 2009-03-03 Richard Guenther <rguenther@suse.de>
17585 PR middle-end/39272
17586 * tree.c (tree_nonartificial_location): New function.
17587 * tree.h (tree_nonartificial_location): Declare.
17588 * builtins.c (expand_builtin_memory_chk): Provide location
17589 of the call location for artificial function pieces.
17590 (maybe_emit_chk_warning): Likewise.
17591 (maybe_emit_sprintf_chk_warning): Likewise.
17592 (maybe_emit_free_warning): Likewise.
17593 * expr.c (expand_expr_real_1): Likewise.
17595 2009-03-03 Jakub Jelinek <jakub@redhat.com>
17597 PR tree-optimization/39343
17598 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
17599 COMPONENT_REF t has ARRAY_TYPE.
17601 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
17603 PR middle-end/39335
17604 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
17605 when the type precision of the induction variable should be
17606 larger than the type precision of nit.
17607 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
17608 * graphite.c (graphite_loop_normal_form): Same.
17609 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
17611 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
17613 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
17614 (*call_1_rex64_ms_sysv): Use named constants instead of magic
17615 numbers to describe clobbered registers.
17616 (*call_value_0_rex64_ms_sysv): Ditto.
17617 * config/i386/mmx.md (mmx_emms): Ditto.
17618 (mmx_femms): Ditto.
17620 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
17622 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
17625 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
17627 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
17628 (spu_section_type_flags): New function.
17630 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
17632 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
17633 reg_class_contents of FLOAT_REGS into a temporary.
17635 2009-03-02 Richard Guenther <rguenther@suse.de>
17636 Ira Rosen <irar@il.ibm.com>
17638 PR tree-optimization/39318
17639 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
17640 information to the vectorized statement.
17642 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
17644 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
17645 variable. Use defined names instead of magic constants for REX SSE
17648 2009-03-01 Richard Guenther <rguenther@suse.de>
17650 PR tree-optimization/39331
17651 * omp-low.c (lower_send_shared_vars): Do not receive new
17652 values for the reference of DECL_BY_REFERENCE parms or results.
17654 2009-03-01 Jan Hubicka <jh@suse.cz>
17657 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
17658 BLOCK_NONLOCALIZED_VAR): New macros.
17659 (tree_block): Add nonlocalized_vars.
17660 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
17661 gen_decl_die): Add origin argument. Allow generation of die with
17662 origin at hand only.
17663 (gen_member_die, gen_type_die_with_usage, force_decl_die,
17664 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
17666 (gen_block_die): Fix checking for unused blocks.
17667 (process_scope_var): Break out from .... ; work with origins only.
17668 (decls_for_scope) ... here; process nonlocalized list.
17669 (dwarf2out_ignore_block): Look for nonlocalized vars.
17670 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
17672 (dump_scope_block): Dump them.
17673 * tree-inline.c (remap_decls): Handle nonlocalized vars.
17674 (remap_block): Likewise.
17675 (can_be_nonlocal): New predicate.
17676 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
17678 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17680 * configure: Regenerate.
17682 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17684 * optc-gen.awk: No need to duplicate option flags twice.
17685 Reuse help texts for duplicate options which do not have any.
17687 * gcc.c (display_help): Document --version.
17689 * gcc.c (main): If print_help_list and verbose_flag, ensure
17690 driver output comes before subprocess output.
17692 * optc-gen.awk: Assign all remaining fields to help string,
17693 space-separated, for multi-line help in *.opt.
17695 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
17696 -Wno-pedantic-ms-format is for MinGW targets only.
17698 * doc/options.texi (Option file format): Fix bad indentation,
17699 restoring dropped sentence.
17701 2009-02-28 Jan Hubicka <jh@suse.cz>
17703 * tree-inline.c (tree_function_versioning): Output debug info.
17705 2009-02-28 Jan Hubicka <jh@suse.cz>
17708 * tree-inline.c (setup_one_parameter): Do not copy propagate
17709 arguments when not optimizing.
17711 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
17714 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
17715 (avx_addsubv4df3): Likewise.
17716 (*avx_addsubv4sf3): Likewise.
17717 (sse3_addsubv4sf3): Likewise.
17718 (*avx_addsubv2df3): Likewise.
17719 (sse3_addsubv2df3): Likewise.
17720 (avx_unpckhps256): Correct item selectors.
17721 (avx_unpcklps256): Likewise.
17722 (avx_unpckhpd256): Likewise.
17723 (avx_unpcklpd256): Likewise.
17725 2009-02-28 Jan Hubicka <jh@suse.cz>
17727 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
17729 (copy_arguments_for_versioning): If var is declared don't declare it.
17730 (tree_function_versioning): First setup substitutions and then copy
17733 2009-02-27 Jan Hubicka <jh@suse.cz>
17736 * cgraph.h (varpool_output_debug_info): Remove.
17737 * cgraphunit.c (varpool_output_debug_info): Remove.
17738 * dwarf2out.c (deferred_locations_struct): New struct
17739 (deferred_locations): New type.
17740 (deferred_locations_list): New static var.
17741 (deffer_location): New function.
17742 (gen_variable_die): Use it.
17743 (decls_for_scope): Output info on local static vars.
17744 (dwarf2out_finish): Process deferred locations.
17745 * varpool.c (varpool_output_debug_info): Remove.
17747 2009-02-27 Jan Hubicka <jh@suse.cz>
17750 * tree.h (TREE_PROTECTED): Fix comment.
17751 (BLOCK_HANDLER_BLOCK): Remove.
17752 (struct tree_block): Remove handler_block add body_block.
17753 (inlined_function_outer_scope_p): New.
17754 (is_body_block): Remove.
17755 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
17756 * dwarf2out.c (is_inlined_entry_point): Remove.
17757 (add_high_low_attributes): Use inlined_function_outer_scope_p.
17758 (gen_block_die): Use is_inlined_entry_point check. Remove body block
17760 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
17761 * gimplify.c (gimplify_expr): Gimplify body blocks.
17762 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
17763 block with multiple subblocks.
17764 (dump_scope_block): Prettier output; dump more flags and info.
17765 (dump_scope_blocks): New.
17766 (remove_unused_locals): Use dump_scope_blocks.
17767 * tree-flow.h (dump_scope_blocks): Declare.
17768 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
17769 * stmt.c (is_body_block): Remove.
17770 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
17771 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
17773 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
17775 PR middle-end/39308
17776 * graphite.c (graphite_loop_normal_form): Do not call
17777 number_of_iterations_exit from a gcc_assert.
17779 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
17781 * config/s390/s390.c (s390_swap_cmp): Look for conditional
17782 jumps if COND is NULL.
17783 (find_cond_jump): New function.
17784 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
17785 * config/s390/s390.md: Remove z10_cobra attribute value.
17787 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
17789 * config/alpha/alpha.h (alpha_expand_mov): Return false if
17790 force_const_mem returns NULL_RTX.
17792 2009-02-26 Jan Hubicka <jh@suse.cz>
17795 * cgraph.h (varpool_output_debug_info): Remove.
17796 * cgraphunit.c (varpool_output_debug_info): Remove.
17797 * dwarf2out.c (deferred_locations_struct): New struct
17798 (deferred_locations): New type.
17799 (deferred_locations_list): New static var.
17800 (deffer_location): New function.
17801 (gen_variable_die): Use it.
17802 (decls_for_scope): Output info on local static vars.
17803 (dwarf2out_finish): Process deferred locations.
17804 * varpool.c (varpool_output_debug_info): Remove.
17806 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
17808 PR rtl-optimization/39241
17809 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
17810 to subreg_offset_representable_p.
17812 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
17814 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
17815 execute function prototype. Get f and nregs from max_reg_num
17816 and get_insns. Remove the first backward pass as it's dead,
17817 guard the forward pass by flag_expensive_optimizations.
17818 (rest_of_handle_regmove): Delete.
17819 (pass_regmove): Replace it with regmove_optimize.
17821 2009-02-25 Martin Jambor <mjambor@suse.cz>
17823 PR tree-optimization/39259
17824 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
17825 calls_alloca function flags.
17826 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
17827 calls are detected.
17829 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
17831 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
17832 flags_set_1_rtx, flags_set_1_set): Delete.
17833 (regmove_optimize): Do not call mark_flags_life_zones.
17835 2009-02-24 Julian Brown <julian@codesourcery.com>
17838 * config/arm/arm.c (require_pic_register): Only set
17839 cfun->machine->pic_reg once per function.
17841 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
17843 * doc/invoke.texi (Link Options): Document an easier way to pass
17844 options that take arguments to the GNU linker using -Xlinker and -Wl.
17846 2009-02-24 Steve Ellcey <sje@cup.hp.com>
17849 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
17851 2009-02-24 Richard Guenther <rguenther@suse.de>
17854 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
17856 2009-02-24 Richard Guenther <rguenther@suse.de>
17857 Zdenek Dvorak <ook@ucw.cz>
17859 PR tree-optimization/39233
17860 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
17861 from converting them to a generic type.
17863 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
17865 PR tree-optimization/39260
17866 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
17867 contains a condition with a real type.
17868 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
17870 2009-02-23 Jason Merrill <jason@redhat.com>
17873 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
17874 narrowing_initializer_constant_valid_p.
17875 (narrowing_initializer_constant_valid_p): Don't return
17876 null_pointer_node for adding a pointer to itself.
17878 2009-02-23 Jan Hubicka <jh@suse.cz>
17881 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
17884 2009-02-23 Jan Hubicka <jh@suse.cz>
17886 PR tree-optimization/37709
17887 * tree.c (block_ultimate_origin): Move here from dwarf2out.
17888 * tree.h (block_ultimate_origin): Declare.
17889 * dwarf2out.c (block_ultimate_origin): Move to tree.c
17890 * tree-ssa-live.c (remove_unused_scope_block_p):
17891 Eliminate blocks containig no instructions nor live variables nor
17893 (dump_scope_block): New function.
17894 (remove_unused_locals): Enable removal of dead blocks by default;
17895 enable dumping at TDF_DETAILS.
17897 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
17899 * config/i386/i386.c (classify_argument): Don't allow COImode
17901 (function_arg_advance_32): Don't allow OImode.
17902 (function_arg_32): Likewise.
17903 (function_value_32): Likewise.
17904 (return_in_memory_32): Likewise.
17905 (function_arg_64): Remove OImode comment.
17907 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
17910 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
17911 ix86_expand_vector_set for V4DImode in 64bit mode only.
17912 (ix86_expand_vector_init_one_var): Likewise.
17914 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
17916 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
17918 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
17921 * loop-iv.c: Revert last change.
17922 * emit-rtl.c: Likewise.
17924 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
17927 * config/i386/i386.c (type_natural_mode): Remove an extra
17928 space in the warning message.
17929 (function_value_32): Handle 32-byte vector modes.
17930 (return_in_memory_32): Likewise.
17932 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
17934 * loop-iv.c (truncate_value): New function.
17935 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
17937 (lowpart_subreg): Move to...
17938 * emit-rtl.c: ...here.
17940 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
17942 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
17943 accidental and undocumented change at revision 140860.
17945 2009-02-21 Joseph Myers <joseph@codesourcery.com>
17947 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
17948 take gimple_seq * arguments.
17949 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
17950 types_compatible_p langhook.
17952 2009-02-20 Mark Mitchell <mark@codesourcery.com>
17953 Joseph Myers <joseph@codesourcery.com>
17955 * config/arm/arm.c (arm_builtin_va_list): New function.
17956 (arm_expand_builtin_va_start): Likewise.
17957 (arm_gimplify_va_arg_expr): Likewise.
17958 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
17959 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
17960 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
17961 (va_list_type): New variable.
17962 (arm_mangle_type): Mangle va_list_type appropriately.
17964 2009-02-20 Jakub Jelinek <jakub@redhat.com>
17966 PR middle-end/39157
17967 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
17968 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
17969 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
17970 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
17971 parameter to 1000 for -O1 by default.
17972 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
17974 * loop-invariant.c: Include params.h.
17975 (move_loop_invariants): Don't call move_single_loop_invariants on
17978 2009-02-20 Jaka Mocnik <jaka@xlab.si>
17980 * calls.c (emit_library_call_value_1): Use slot_offset instead of
17981 offset when calculating bounds for indexing stack_usage_map. Fixes
17982 a buffer overflow with certain target setups.
17984 2009-02-20 Jakub Jelinek <jakub@redhat.com>
17987 * calls.c (expand_call): Clear try_tail_call if caller and callee
17988 disagree in promotion of function return value.
17990 2009-02-19 Jakub Jelinek <jakub@redhat.com>
17993 * c-common.c (c_determine_visibility): If visibility changed and
17994 DECL_RTL has been already set, call make_decl_rtl to update symbol
17997 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
18000 * varasm.c (assemble_variable): Don't check DECL_NAME when
18001 globalizing a variable.
18003 2009-02-19 Joseph Myers <joseph@codesourcery.com>
18006 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
18007 expression before any __builtin_trap call.
18008 * c-typeck.c (build_function_call): Convert and check function
18009 arguments before generating a call to a trap. Evaluate the
18010 function arguments before the trap.
18012 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
18015 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
18016 (UNSPEC_FXAM_MEM): New unspec.
18017 (fxam<mode>2_i387_with_temp): New insn and split pattern.
18018 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
18019 memory using fxam<mode>2_i387_with_temp to remove excess precision.
18021 2009-02-19 Richard Guenther <rguenther@suse.de>
18023 PR tree-optimization/39207
18024 PR tree-optimization/39074
18025 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
18026 storedanything_tree): New.
18027 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
18028 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
18029 (build_succ_graph): Add edges from STOREDANYTHING to all
18031 (init_base_vars): Initialize STOREDANYTHING.
18032 (compute_points_to_sets): Free substitution info after
18033 building the succ graph.
18034 (ipa_pta_execute): Likewise.
18036 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
18038 (do_ds_constraint): Do not add to special var or non-pointer
18040 (type_could_have_pointers): Split out from ...
18041 (could_have_pointers): ... here. For arrays use the element type.
18042 (create_variable_info_for): Initialize may_have_pointers.
18043 (new_var_info): Likewise.
18044 (handle_lhs_call): Make the HEAP variable unknown-sized.
18045 (intra_create_variable_infos): Use a type with pointers for
18046 PARM_NOALIAS, make it unknown-sized.
18048 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
18051 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
18053 2009-02-18 Jason Merrill <jason@redhat.com>
18056 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
18057 value if DECL_EXTERNAL.
18058 * tree-sra.c (sra_walk_gimple_assign): Likewise.
18059 * target.h (gcc_target::binds_local_p): Clarify "module".
18060 * tree.h (TREE_PUBLIC): Clarify "module".
18062 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
18065 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
18066 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
18068 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
18071 * c.opt (Wabi): Support C and ObjC.
18074 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
18076 * config/i386/i386.c (classify_argument): Warn once about the ABI
18077 change when passing union with long double.
18079 * doc/invoke.texi: Update -Wabi for warning psABI changes.
18081 2009-02-18 Joseph Myers <joseph@codesourcery.com>
18084 * c-parser.c (c_parser_compound_statement): Always enter and leave
18087 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18090 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
18092 2009-02-18 Jakub Jelinek <jakub@redhat.com>
18094 PR tree-optimization/36922
18095 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
18096 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
18099 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
18101 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
18104 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
18106 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
18108 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
18110 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
18113 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
18114 Richard Sandiford <rdsandiford@googlemail.com>
18116 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
18117 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
18118 (loongson_biadd): ...this.
18120 2009-02-17 Richard Guenther <rguenther@suse.de>
18122 PR tree-optimization/39202
18123 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
18124 a var make sure to follow existing collapses.
18126 2009-02-17 Richard Guenther <rguenther@suse.de>
18128 PR middle-end/39214
18129 * langhooks.c (lhd_print_error_function): Check for NULL block.
18131 2009-02-17 Richard Guenther <rguenther@suse.de>
18133 PR tree-optimization/39204
18134 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
18137 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
18139 * config/soft-fp/double.h: Update from glibc CVS.
18141 2009-02-17 Richard Guenther <rguenther@suse.de>
18143 PR tree-optimization/39207
18144 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
18145 strict-aliasing warnings for pointers pointing to NULL.
18147 2009-02-16 Joseph Myers <joseph@codesourcery.com>
18150 * c-parser.c (c_parser_braced_init): Call pop_init_level when
18151 skipping until next close brace.
18153 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
18156 * config/i386/i386.c (ix86_expand_push): Set memory alignment
18157 to function argument boundary.
18159 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
18161 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
18162 in the lea_add. Reload eventually constraints it properly.
18163 * config/picochip/constraints.md: Remove the target constraint
18164 "b", since it is not needed anymore.
18166 2009-02-16 Jakub Jelinek <jakub@redhat.com>
18168 * gthr-dce.h: Uglify function parameter and local variable names.
18169 * gthr-gnat.h: Likewise.
18170 * gthr-mipssde.h: Likewise.
18171 * gthr-nks.h: Likewise.
18172 * gthr-posix95.h: Likewise.
18173 * gthr-posix.h: Likewise.
18174 * gthr-rtems.h: Likewise.
18175 * gthr-single.h: Likewise.
18176 * gthr-solaris.h: Likewise.
18177 * gthr-tpf.h: Likewise.
18178 * gthr-vxworks.h: Likewise.
18179 * gthr-win32.h: Likewise.
18181 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
18184 * config/i386/i386.md: Restrict the new peephole2 to move
18185 between MMX/SSE registers.
18187 2009-02-15 Richard Guenther <rguenther@suse.de>
18190 2009-02-13 Richard Guenther <rguenther@suse.de>
18192 * configure.ac: Enable LFS.
18193 * configure: Re-generate.
18194 * config.in: Likewise.
18196 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
18198 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
18199 spu_srqwbyte, spu_srqwbytebc): Define.
18200 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
18201 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
18202 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
18203 "shrqby_<mode>"): New insn-and-split patterns.
18204 * config/spu/spu.c (expand_builtin_args): Determine and return
18205 number of operands using spu_builtin_description data.
18206 (spu_expand_builtin_1): Use it.
18208 2009-02-13 Steve Ellcey <sje@cup.hp.com>
18211 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
18214 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
18217 * config/i386/i386.c (override_options): Correct warning
18218 messages for -malign-loops, -malign-jumps and -malign-functions.
18220 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
18223 * config/i386/i386.md: Restrict the new peephole2 to move
18224 between the general purpose registers.
18226 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
18229 * config/i386/i386.c (type_natural_mode): Add a new argument.
18230 Return the original mode and warn ABI change if vector size is 32byte.
18231 (function_arg_advance): Updated.
18232 (function_arg): Likewise.
18233 (ix86_function_value): Likewise.
18234 (ix86_return_in_memory): Likewise.
18235 (ix86_sol10_return_in_memory): Likewise.
18236 (ix86_gimplify_va_arg): Likewise.
18237 (function_arg_32): Don't warn ABX ABI change here.
18238 (function_arg_64): Likewise.
18240 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
18242 * loop-iv.c (implies_p): In the final case, test that operands 0
18243 of the two comparisons match.
18245 * config/bfin/bfin.c (find_prev_insn_start): New function.
18246 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
18247 (find_next_insn_start): Move.
18249 2009-02-13 Richard Guenther <rguenther@suse.de>
18251 * configure.ac: Enable LFS.
18252 * configure: Re-generate.
18253 * config.in: Likewise.
18255 2009-02-13 Joseph Myers <joseph@codesourcery.com>
18258 * c-parser.c (c_parser_parms_list_declarator): Discard pending
18259 sizes on syntax error after some arguments have been parsed.
18261 2009-02-12 Jakub Jelinek <jakub@redhat.com>
18263 * doc/invoke.texi (-fira): Remove.
18265 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
18267 * caller-save.c: Replace regclass.c with reginfo.c in comments.
18268 * recog.c: Likewise.
18271 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
18273 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
18274 (umul_ppmm): Likewise.
18275 (count_leading_zeros): Likewise.
18276 (count_trailing_zeros): Likewise.
18277 (UMUL_TIME): Likewise.
18279 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
18281 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
18282 soft-fp/t-softfp to tmake_file.
18284 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
18285 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
18286 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
18287 IA64_BUILTIN_INFQ]: New.
18288 (ia64_init_builtins): Initialize __builtin_infq,
18289 __builtin_fabsq and __builtin_copysignq if not HPUX.
18290 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
18291 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
18293 * config/ia64/lib1funcs.asm (__divtf3): Define only if
18295 (__fixtfti): Likewise.
18296 (__fixunstfti): Likewise.
18297 (__floattitf): Likewise.
18299 * config/ia64/libgcc-glibc.ver: New.
18300 * config/ia64/t-fprules-softfp: Likewise.
18301 * config/ia64/sfp-machine.h: Likewise.
18303 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
18304 (LIBGCC2_TF_CEXT): Likewise.
18305 (TF_SIZE): Likewise.
18306 (TARGET_INIT_LIBFUNCS): Likewise.
18308 * config/ia64/t-glibc (SHLINB_MAPFILES):
18309 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
18311 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
18313 * config/i386/i386.c (construct_container): Rewrite processing
18314 BLKmode with X86_64_SSE_CLASS.
18316 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
18319 * config/i386/i386.md: Replace simplify_replace_rtx with
18320 replace_rtx in the new peephole2.
18322 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
18324 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
18325 loop unrolling do not happen at -O2.
18327 2009-02-12 Michael Matz <matz@suse.de>
18329 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
18331 2009-02-12 Jakub Jelinek <jakub@redhat.com>
18333 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
18336 2009-02-12 Ben Elliston <bje@au.ibm.com>
18338 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
18339 patterns when updating the back chain. Missed in the 2009-02-10
18342 2009-02-11 Janis Johnson <janis187@us.ibm.com>
18344 * doc/extend.texi (Decimal Floating Types): Update identifier of
18345 draft TR and list of missing support.
18347 2009-02-11 Jakub Jelinek <jakub@redhat.com>
18349 PR middle-end/39154
18350 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
18351 bit to variable length decl's flags, add it also to its
18352 pointer replacement variable.
18354 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
18355 Jakub Jelinek <jakub@redhat.com>
18358 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
18359 (memory_blockage): New expander.
18360 (*memory_blockage): New insn pattern.
18361 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
18362 instead of general blockage at the end of function prologue when
18363 frame pointer is used to access red zone area. Do not emit blockage
18364 when profiling, it is emitted in generic code.
18365 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
18366 function epilogue when frame pointer is used to access red zone area.
18368 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
18371 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
18372 by arithmetic with memory operands.
18373 * config/i386/predicates.md (commutative_operator): New.
18375 2009-02-10 Janis Johnson <janis187@us.ibm.com>
18377 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
18380 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
18382 * alias.h (record_alias_subset): Declare.
18383 * alias.c (record_alias_subset): Make global.
18385 2009-02-10 Nick Clifton <nickc@redhat.com>
18387 * tree-parloops.c: Change license to GPLv3.
18388 * ipa-struct-reorg.c: Change license to GPLv3.
18389 * ipa-struct-reorg.h: Change license to GPLv3.
18391 2009-02-10 Steve Ellcey <sje@cup.hp.com>
18394 * c-decl.c (start_struct): Return NULL on error.
18396 2009-02-10 Jakub Jelinek <jakub@redhat.com>
18398 PR middle-end/39124
18399 * cfgloopmanip.c (remove_path): Call remove_bbs after
18400 cancel_loop_tree, not before it.
18403 * function.h (struct function): Add has_local_explicit_reg_vars bit.
18404 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
18405 VAR_DECLs were seen.
18406 * tree-ssa-live.c (remove_unused_locals): Recompute
18407 cfun->has_local_explicit_reg_vars.
18408 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
18409 copies or clearings if cfun->has_local_explicit_reg_vars.
18411 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
18414 * config/i386/i386.c (expand_prologue): Emit blockage at the end
18415 of function prologue when frame pointer is used to access
18418 2009-02-10 Richard Guenther <rguenther@suse.de>
18420 PR middle-end/39127
18421 * gimplify.c (gimple_regimplify_operands): Always look if
18422 we need to create a temporary.
18424 2009-02-10 Richard Guenther <rguenther@suse.de>
18426 PR tree-optimization/39132
18427 * tree-loop-distribution.c (todo): New global var.
18428 (generate_memset_zero): Trigger TODO_rebuild_alias.
18429 (tree_loop_distribution): Return todo.
18431 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
18434 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
18435 (x86_64_reg_class_name): Removed.
18436 (classify_argument): Return 0 if bytes > 32. Return 0 if the
18437 first one isn't X86_64_SSE_CLASS or any other ones aren't
18438 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
18439 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
18440 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
18441 and 3 X86_64_SSEUP_CLASS.
18442 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
18443 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
18445 2009-02-10 Ben Elliston <bje@au.ibm.com>
18447 * config/rs6000/rs6000.md (allocate_stack): Always use an update
18448 form instruction to update the stack back chain word, even if the
18449 user has disabled the generation of update instructions.
18450 (movdi_<mode>_update_stack): New.
18451 (movsi_update_stack): Likewise.
18452 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
18453 always use an update form instruction to update the stack back
18456 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
18458 PR middle-end/38953
18459 * graphite.c (if_region_set_false_region): After moving a region in
18460 the false branch of a condition, remove the empty dummy basic block.
18461 (gloog): Remove wrong fix for PR38953.
18463 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
18465 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
18466 generation due to implicit sign extension.
18468 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
18470 PR middle-end/38981
18471 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
18472 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
18474 2009-02-09 Richard Guenther <rguenther@suse.de>
18476 PR middle-end/35202
18477 * convert.c (convert_to_real): Disable (float)fn((double)x)
18478 to fnf(x) conversion if errno differences may occur and
18479 -fmath-errno is set.
18481 2009-02-07 Anatoly Sokolov <aesok@post.ru>
18483 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
18484 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
18485 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
18487 2009-02-06 Joseph Myers <joseph@codesourcery.com>
18490 * c-common.c (handle_alias_attribute): Disallow attribute for
18491 anything not a FUNCTION_DECL or VAR_DECL.
18493 2009-02-06 Janis Johnson <janis187@us.ibm.com>
18496 * real.c (do_compare): Special-case compare of zero against
18497 decimal float value.
18499 2009-02-06 Joseph Myers <joseph@codesourcery.com>
18502 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
18503 as indicating flexible array members unless the field itself is
18504 being declarared as the incomplete array.
18506 2009-02-06 Jan Hubicka <jh@suse.cz>
18508 PR tree-optimization/38844
18509 * ipa-inline.c (try_inline): Stop inlining recursion when edge
18510 is already inlined.
18512 2009-02-06 Richard Guenther <rguenther@suse.de>
18514 PR middle-end/38977
18515 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
18516 fork because we may expand it as __gcov_fork.
18518 2009-02-06 Nick Clifton <nickc@redhat.com>
18520 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
18522 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
18524 PR tree-optimization/35659
18525 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
18526 vn_phi_eq): Shortcut if hashcode does not match.
18527 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
18529 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
18530 and avoid iterative_hash_expr.
18531 (FOR_EACH_VALUE_ID_IN_SET): New.
18532 (value_id_compare): Remove.
18533 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
18534 sort expressions by value id.
18536 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
18539 * config/sh/predicates.md (general_movsrc_operand): Don't check
18540 the subreg of system registers here.
18542 2009-02-05 Jakub Jelinek <jakub@redhat.com>
18545 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
18546 on the copied decl.
18548 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
18550 PR rtl-optimization/39110
18551 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
18552 addresses, not aligned ones.
18554 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
18555 Richard Guenther <rguenther@suse.de>
18557 PR tree-optimization/39100
18558 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
18559 comment says and add edges.
18561 2009-02-05 Joseph Myers <joseph@codesourcery.com>
18564 * c-common.c (handle_tls_model_attribute): Ignore attribute for
18565 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
18567 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
18569 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
18570 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
18571 register_bb_in_sese, new_sese, free_sese): Moved.
18572 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
18573 outermost_loop_in_scop, build_scop_iteration_domain,
18574 expand_scalar_variables_ssa_name, get_vdef_before_scop,
18575 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
18576 Use loop_in_sese_p instead of loop_in_scop_p.
18577 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
18578 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
18579 (scopdet_basic_block_info): Fix bug in scop detection.
18580 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
18581 eq_loop_to_cloog_loop): Remove.
18582 (nb_loops_around_loop_in_scop, nb_loop
18583 ref_nb_loops): Moved here...
18584 * graphite.h (ref_nb_loops): ... from here.
18585 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
18586 (loop_domain_dim, loop_iteration_vector_dim): Remove.
18587 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
18588 * testsuite/gcc.dg/graphite/scop-19.c: New
18590 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
18591 Hans-Peter Nilsson <hp@axis.com>
18593 PR rtl-optimization/37889
18594 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
18595 Move offset handling from PLUS to before the switch. Use new
18596 arguments when considering SYMBOL_REFs too.
18597 (rtx_addr_can_trap_p): Pass dummy offset and size.
18598 (enum may_trap_p_flags): Remove.
18599 (may_trap_p_1): Pass size from MEM_SIZE.
18601 PR rtl-optimization/38921
18602 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
18603 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
18604 * rtlanal.c (may_trap_after_code_motion_p): Delete.
18605 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
18607 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
18609 AVX Programming Reference (January, 2009)
18610 * config/i386/sse.md (*vpclmulqdq): New.
18612 2009-02-04 Jakub Jelinek <jakub@redhat.com>
18614 PR tree-optimization/38977
18615 PR gcov-profile/38292
18616 * calls.c (special_function_p): Disregard __builtin_ prefix.
18618 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
18620 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
18621 non-indexable addresses even before reload.
18623 2009-02-03 Joseph Myers <joseph@codesourcery.com>
18626 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
18627 as having variable size. Do not give an error for unnamed
18628 parameters with [*] declarators. Give a warning for type names
18629 with [*] declarators and mark them as variable size.
18630 * c-parser.c (c_parser_sizeof_expression): Do not give an error
18631 for sizeof applied to [*] type names.
18633 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
18636 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
18638 2009-02-03 Jakub Jelinek <jakub@redhat.com>
18640 * gcc.c (process_command): Update copyright notice dates.
18641 * gcov.c (print_version): Likewise.
18642 * gcov-dump.c (print_version): Likewise.
18643 * mips-tfile.c (main): Likewise.
18644 * mips-tdump.c (main): Likewise.
18646 2009-02-03 Joseph Myers <joseph@codesourcery.com>
18649 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
18650 for composite type involving a zero-length array type.
18652 2009-02-03 Jakub Jelinek <jakub@redhat.com>
18655 * function.c (match_asm_constraints_1): Skip over
18656 initial optional % in the constraint.
18658 PR inline-asm/39059
18659 * c-parser.c (c_parser_postfix_expression): If fixed point is not
18660 supported, don't accept FIXED_CSTs.
18661 * c-decl.c (finish_declspecs): Error if fixed point is not supported
18662 and _Sat is used without _Fract/_Accum. Set specs->type to
18663 integer_type_node for cts_fract/cts_accum if fixed point is not
18666 2009-02-02 Catherine Moore <clm@codesourcery.com>
18668 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
18670 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
18672 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
18673 (ABI_HAS_64BIT_SYMBOLS): Use it.
18674 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
18676 2009-02-02 Paul Brook <paul@codesourcery.com>
18678 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
18680 2009-02-02 Jakub Jelinek <jakub@redhat.com>
18682 PR inline-asm/39058
18683 * recog.h (asm_operand_ok): Add constraints argument.
18684 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
18685 recurse on matching constraint.
18686 (check_asm_operands): Pass constraints as 3rd argument to
18687 asm_operand_ok. Don't look up matching constraint here.
18688 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
18691 2009-02-02 Ben Elliston <bje@au.ibm.com>
18693 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
18694 TARGET_NARROW_VOLATILE_BITFIELD macro names.
18696 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18698 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
18699 information. Remove some obsolete information. Reorganize.
18701 * config/pa/fptr.c: Revert license to GPL 2.
18702 * config/pa/milli64.S: Likewise.
18704 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
18707 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
18708 LIBRARY name in, instead of hard-coding it.
18709 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
18710 extra target make frag to tmake_files according to EH model.
18711 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
18712 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
18713 frags that define makefile variable EH_MODEL appropriately.
18714 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
18715 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
18716 to "-sjlj" according to type of EH configured.
18717 (LIBGCC_SONAME): Concatenate it to shared library base name.
18718 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
18719 to "_sjlj" according to type of EH configured.
18720 (LIBGCC_SONAME): Concatenate it to shared library base name.
18721 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
18722 (SHLIB_LINK): Add missing semicolon to if-else construct.
18723 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
18724 string value of "pe_dll" command-line option.
18725 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
18726 (SHLIB_SONAME): Use it when overriding t-cygming default.
18727 (SHLIB_IMPLIB): Override t-cygming default.
18728 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
18729 string value of "pe_dll" command-line option.
18731 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
18734 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
18735 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
18737 2009-01-31 Richard Guenther <rguenther@suse.de>
18739 PR tree-optimization/38937
18740 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
18741 computing the transitive closure.
18743 2009-01-30 Richard Guenther <rguenther@suse.de>
18745 PR tree-optimization/39041
18746 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
18747 Propagate variable indices only if the types match for this stmt.
18749 2009-01-30 Jakub Jelinek <jakub@redhat.com>
18752 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
18753 inline but never defined.
18755 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
18757 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
18758 (*insv_h_di_reg_extimm): New insn.
18759 (*insv_l<mode>_reg_extimm): New insn.
18761 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
18763 * config/picochip/picochip.c (flag_conserve_stack): set
18764 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
18765 fconserve-stack. Reduce call-overhead used by inliner.
18767 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
18770 * common.opt (flag_conserve_stack): Initialised to zero.
18772 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
18775 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
18776 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
18779 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
18781 * ira-color.c (allocno_reload_assign): Update comments.
18782 * regmove.c (regmove_optimize): Likewise.
18786 2009-01-29 Robert Millan <rmh@aybabtu.com>
18788 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
18789 * config/i386/kopensolaris-gnu.h: New file. Undefine
18790 `MD_UNWIND_SUPPORT'.
18791 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
18793 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
18795 PR tree-optimization/39007
18796 * tree-loop-distribution.c (generate_builtin): Use
18797 recompute_dominator to compute the immediate dominator of the
18798 basic block just after the loop.
18800 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
18802 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
18803 (ASM_OUTPUT_DWARF_PCREL): Define.
18805 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
18807 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
18808 * doc/passes.texi: Remove entries about regclass, local-alloc, and
18809 global. Modify entries about regmove and IRA.
18811 * ra-conflict.c: Remove the file.
18813 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
18815 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
18816 (pass_regclass_init): Rename to pass_reginfo_init.
18818 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
18820 * toplev.h (flag_ira): Remove.
18822 * caller-save.c (setup_save_areas): Remove flag_ira.
18824 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
18826 * global.c: Remove the file.
18828 * opts.c (decode_options): Remove flag_ira.
18830 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
18832 * regmove.c: Modify file description.
18833 (find_use_as_address, try_auto_increment): Define them only if
18834 AUTO_INC_DEC is defined.
18835 (replacement_quality, replace_in_call_usage, fixup_match_1,
18836 stable_and_no_regs_but_for_p): Remove.
18837 (reg_set_in_bb): Make it static.
18838 (regmove_optimize): Remove flag_ira and code which worked for
18841 * local-alloc.c: Remove the file.
18843 * common.opt (fira): Remove.
18845 * ira.c: Include except.h.
18846 (eliminable_regset): Move from global.c.
18847 (mark_elimination): Ditto. Remove flag_ira.
18848 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
18849 equiv_mem_modified, validate_equiv_mem_from_store,
18850 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
18851 contains_replace_regs, memref_referenced_p, memref_used_between_p,
18852 no_equiv, recorded_label_ref): Move from local-alloc.c.
18853 (update_equiv_regs): Ditto. Make it static.
18854 (print_insn_chain, print_insn_chains): Move it from global.c.
18855 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
18856 (build_insn_chain): Ditto. Make it static.
18857 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
18858 Rename to init_live_subregs.
18859 (gate_ira): Remove flag_ira.
18861 * regclass.c: Rename reginfo.c. Change file description.
18862 (FORBIDDEN_INC_DEC_CLASSES): Remove.
18863 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
18864 (init_reg_sets_1): Remove code for evaluation of
18865 reg_class_superclasses and losing_caller_save_reg_set.
18866 (init_regs): Remove init_reg_autoinc.
18867 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
18868 ok_for_base_p_nonstrict): Remove.
18869 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
18870 (pass_regclass_init): Rename to pass_reginfo_init. Modify
18871 corresponding entries.
18872 (dump_regclass, record_operand_costs, scan_one_insn,
18873 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
18874 record_address_regs, auto_inc_dec_reg_p): Remove.
18875 (gt-regclass.h): Rename to gt-reginfo.h.
18877 * rtl.h (dump_global_regs, retry_global_alloc,
18878 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
18880 * Makefile.in (RA_H): Remove.
18881 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
18882 Rename regclass.o to reginfo.o.
18883 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
18885 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
18886 (GTFILES): Rename regclass.c to reginfo.c.
18888 * passes.c (init_optimization_passes): Remove pass_local_alloc and
18889 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
18891 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
18892 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
18894 (finish_spills): Ditto. Remove code for !flag_ira.
18896 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
18898 PR middle-end/35854
18899 * doc/invoke.texi (rtl debug options): Complete rewrite.
18900 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
18902 * mode-switching.c (pass_mode_switching): Rename pass from
18903 "mode-sw" to "mode_sw".
18904 * except.c (pass_convert_to_eh_ranges): Rename pass from
18905 "eh-ranges" to "eh_ranges".
18906 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
18910 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
18911 Alexander Monakov <amonakov@ispras.ru>
18913 PR middle-end/38857
18914 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
18916 (move_exprs_to_boundary): Change return type and pass through
18917 should_move from move_op. Relax assert. Update usage ...
18918 (schedule_expr_on_boundary): ... here. Use should_move instead of
18920 (move_op_orig_expr_found): Indicate that insn was disconnected from
18922 (code_motion_process_successors): Do not call after_merge_succs
18923 callback if original expression was not found when traversing any of
18925 (code_motion_path_driver): Change return type. Update prototype.
18926 (move_op): Update comment. Add a new parameter (should_move). Update
18927 prototype. Set *should_move based on indication provided by
18928 move_op_orig_expr_found.
18930 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
18932 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
18933 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
18934 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
18935 * config/rs6000/rs6000.c (rs6000_override_options): Default
18936 avoid-indexed-addresses on for Power6, off for everything else.
18937 (avoiding_indexed_address_p): New function.
18938 (rs6000_legitimize_address): Use it.
18939 (rs6000_legitimate_address): Likewise.
18940 * config/rs6000/rs6000.md (movXX_updateX): Likewise
18942 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
18944 PR tree-optimization/38997
18945 * tree-loop-distribution.c (generate_memset_zero): Use
18946 POINTER_PLUS_EXPR for a pointer addition.
18948 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
18950 * config/s390/s390.md (bswap<mode>2): New pattern added.
18952 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
18954 * config/s390/s390.md (*tls_load_31): Added type attribute.
18956 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
18958 * config/s390/s390.md: Fix a few comments.
18960 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
18962 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
18963 (*tm<mode>_full): Fixed z10prop attribute.
18964 (*tst<mode>_extimm): Fixed z10prop attribute.
18965 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
18966 (*tstqiCCT_cconly): Fixed z10prop attribute.
18967 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
18968 (*movsi_larl): Fixed z10prop attribute.
18969 (*movsi_zarch): Fixed z10prop attribute.
18970 (*movsi_eas): Fixed z10prop attribute.
18971 (*movhi): Fixed z10prop attribute.
18972 (*movqi): Fixed z10prop attribute.
18973 (*movstrictqi): Fixed z10prop attribute.
18974 (*mov<mode>): Fixed z10prop attribute.
18975 (*movcc): Fixed z10prop attribute.
18976 (*sethighpartdi_64): Fixed z10prop attribute.
18977 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
18978 (*negdi2_sign_cc): Fixed z10prop attribute.
18979 (*negdi2_sign): Fixed z10prop attribute.
18980 (*absdi2_sign_cc): Fixed z10prop attribute.
18981 (*absdi2_sign): Fixed z10prop attribute.
18982 (*negabsdi2_sign_cc): Fixed z10prop attribute.
18983 (*negabsdi2_sign): Fixed z10prop attribute.
18984 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
18985 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
18986 (doloop_si64): Fixed z10prop attribute.
18987 (doloop_si31): Fixed z10prop attribute.
18988 (doloop_long): Fixed z10prop attribute.
18989 (indirect_jump): Fixed z10prop attribute.
18990 (nop): Fixed z10prop attribute.
18991 (main_base_64): Fixed z10prop attribute.
18992 (reload_base_64): Fixed z10prop attribute.
18994 2009-01-28 Jakub Jelinek <jakub@redhat.com>
18996 PR rtl-optimization/38740
18997 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
18999 * config/mips/mips.c (mips_reorg): Likewise.
19001 2009-01-28 Richard Guenther <rguenther@suse.de>
19003 PR tree-optimization/38926
19004 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
19005 with the correct value id to a value.
19006 (do_regular_insertion): Use the value number of edoubleprime
19007 for the value number of the expr.
19010 2008-08-21 Richard Guenther <rguenther@suse.de>
19012 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
19013 a PHI ask VN if it is already available.
19014 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
19015 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
19017 2009-01-28 Jakub Jelinek <jakub@redhat.com>
19019 PR middle-end/38934
19020 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
19021 set to varying whenever max has TREE_OVERFLOW set, similarly
19022 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
19024 2009-01-28 Richard Guenther <rguenther@suse.de>
19026 PR middle-end/38908
19027 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
19028 uninitialized aggregate uses in call arguments.
19030 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
19032 PR tree-optimization/38984
19033 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
19034 the nothing_id variable if -fno-delete-null-pointer-checks.
19036 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
19039 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
19040 (set_got_offset_rex64): Ditto.
19042 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
19045 * doc/extend.texi: Improve local variable with asm reg.
19047 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
19049 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
19050 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
19051 was not supplied then set warn_packed_bitfield_compat to the
19052 default value of 1.
19053 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
19056 2009-01-27 Richard Guenther <rguenther@suse.de>
19058 PR tree-optimization/38503
19059 * cfgexpand.c (expand_gimple_basic_block): Ignore
19060 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
19061 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
19062 variables that cannot have TBAA applied.
19063 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
19066 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
19068 PR middle-end/38969
19069 * calls.c (initialize_argument_information): Do not wrap complex
19070 arguments in SAVE_EXPR.
19072 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
19074 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
19075 (INSTALL_LIBGCC): Revert typo commit.
19077 2009-01-26 Richard Guenther <rguenther@suse.de>
19079 PR tree-optimization/38745
19080 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
19081 from special handling.
19083 2009-01-26 Richard Guenther <rguenther@suse.de>
19085 PR tree-optimization/38745
19086 * tree-ssa.c (execute_update_addresses_taken): Do not include
19087 variables that cannot possibly be a register in not_reg_needs.
19088 Do not clear TREE_ADDRESSABLE on vars that may not become
19090 * tree-ssa.c (update_alias_info_1): Include those in the set
19091 of addressable vars.
19093 2009-01-26 Richard Guenther <rguenther@suse.de>
19095 PR middle-end/38851
19096 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
19097 * tree-ssa-dse.c: Include langhooks.h
19098 (execute_simple_dse): Remove stores with zero size.
19100 2009-01-24 Jakub Jelinek <jakub@redhat.com>
19103 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
19106 2009-01-24 Julian Brown <julian@codesourcery.com>
19108 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
19109 config/arm/linux-atomic.c.
19110 * config/arm/linux-atomic.c: New.
19112 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
19114 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
19115 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
19116 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
19118 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
19121 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
19124 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
19126 PR tree-optimization/38953
19127 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
19128 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
19129 (gloog): Split the exit of the scop when the scop exit is a loop exit.
19130 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
19133 2009-01-24 Paul Brook <paul@codesourcery.com>
19135 * config/arm/neon.md (neon_type): Move to arm.md.
19136 (neon_mov<VSTRUCT>): Add neon_type attribute.
19137 * config/arm/arm.md (neon_type): Move to here.
19138 (conds): Add "unconditioal" and use as default for NEON insns.
19140 2009-01-24 Ben Elliston <bje@au.ibm.com>
19142 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
19143 void *' warning from -Wc++-compat.
19144 * Makefile.in (dominance.o-warn): Remove.
19146 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
19148 PR tree-optimization/38932
19149 * fold-const.c (fold_unary_ignore_overflow): New.
19150 * tree.h (fold_unary_ignore_overflow): Declare.
19151 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
19152 * tree-ssa-sccvn.c (visit_reference_op_load,
19153 simplify_unary_expression): Likewise.
19155 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
19157 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
19158 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
19159 regardless of their type.
19160 * c-common.c (handle_packed_attribute): Don't ignore packed on
19162 * c.opt (Wpacked-bitfield-compat): New warning option.
19163 * stor-layout.c (place_field): Warn if offset of a field changed.
19164 * doc/extend.texi (packed): Mention the ABI change.
19165 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
19166 (Warning Options): Add it to the list.
19168 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
19170 * c-opts.c (c_common_post_options): Fix a typo in comments.
19172 2009-01-22 Steve Ellcey <sje@cup.hp.com>
19174 PR middle-end/38615
19175 * gimplify.c (gimplify_init_constructor): Fix promotion of const
19176 variables to static.
19177 * doc/invoke.texi (-fmerge-all-constants): Update description.
19179 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
19182 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
19183 (*movdi_1_rex64): Use type "mmx" for alternative 5.
19185 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
19187 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
19189 (LOCAL_ALIGNMENT): Similarly.
19191 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
19192 Joseph Myers <joseph@codesourcery.com>
19194 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
19195 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
19196 * config/arm/arm-tune.md: Regenerate.
19197 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
19200 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
19202 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
19203 version number to five.
19205 2009-01-22 Dodji Seketeli <dodji@redhat.com>
19208 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
19209 * c-common.c (set_underlying_type): Likewise.
19210 (is_typedef_decl ): Likewise
19212 (set_underlying_type): Likewise.
19213 (is_typedef_type): Likewise.
19215 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
19217 PR middle-end/38587
19218 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
19221 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
19224 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
19225 (LIBGCC_SPEC): Don't define.
19226 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
19228 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
19230 PR rtl-optimization/38879
19231 * alias.c (base_alias_check): Unaligned access via AND address can
19232 alias all surrounding object types except those with sizes equal
19233 or wider than the size of unaligned access.
19235 2009-01-21 Dodji Seketeli <dodji@redhat.com>
19238 * c-decl.c (clone_underlying_type): Move this ...
19239 * c-common.c (set_underlying_type): ... here.
19240 Also, make sure the function properly sets TYPE_STUB_DECL() on
19241 the newly created typedef variant type.
19242 (is_typedef_decl ): New entry point.
19243 * tree.h: Added a new member member_types_needing_access_check to
19244 struct tree_decl_non_common.
19245 (set_underlying_type): New entry point.
19246 (is_typedef_type): Likewise.
19248 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
19250 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
19251 Check whether two instructions have memory references that
19252 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
19253 are helper functions for traversing.
19254 * alias.h (insn_alias_sets_confilict_p): New prototypes.
19255 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
19256 not to draw dependency edge for instructions with non-conflicting
19259 2009-01-20 Joseph Myers <joseph@codesourcery.com>
19262 * longlong.h: Update copyright years. Use soft-fp license notice.
19263 Sync __clz_tab declaration with glibc.
19265 2009-01-20 Steve Ellcey <sje@cup.hp.com>
19268 * doc/extend.texi (syscall_linkage): New.
19269 (version_id): Modify.
19271 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
19272 Richard Guenther <rguenther@suse.de>
19274 PR tree-optimization/38747
19275 PR tree-optimization/38748
19276 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
19277 conversion if the base address is an indirect reference and the
19278 aliasing sets could cause issues.
19280 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
19282 * common.opt (fgraphite, fgraphite-identity): Add comment for
19283 explaining why these options are not documented.
19285 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
19287 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
19288 gimple_call_lhs is NULL.
19290 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
19293 * emit-rtl.c (adjust_address_1): Make sure memref is never
19296 2009-01-20 Ben Elliston <bje@au.ibm.com>
19298 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
19299 const qualifier from arg parameter. Remove unnecessary cast to char *.
19300 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
19301 const qualifier from arg 2.
19303 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
19305 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
19307 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
19310 * rtl.h (reinit_regs): New prototype.
19311 * regclass.c: Include ira.h.
19312 (reinit_regs): New.
19313 * Makefile.in (regclass.o): Add ira.h.
19314 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
19316 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
19319 * c-common.c (handle_aligned_attribute): Use
19320 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
19321 default alignment value.
19323 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
19325 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
19326 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
19328 * doc/extend.texi: Update __attribute__ ((aligned)). Document
19329 __BIGGEST_ALIGNMENT__.
19331 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
19333 2009-01-18 Richard Guenther <rguenther@suse.de>
19335 PR tree-optimization/38819
19336 * tree-flow.h (operation_could_trap_helper_p): Declare.
19337 * tree-eh.c (operation_could_trap_helper_p): Export.
19338 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
19339 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
19340 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
19341 are about to insert a possibly trapping instruction and fail
19344 2009-01-18 Andreas Schwab <schwab@suse.de>
19346 * doc/install.texi (Configuration): Remove obsolete paragraph
19347 about use of --with-gnu-ld with --with-gnu-as.
19349 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
19351 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
19352 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
19353 Follow spelling conventions.
19355 2009-01-18 Ben Elliston <bje@au.ibm.com>
19357 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
19358 C++ warning about implicit conversion from void * to struct
19360 (bitmap_obstack_free): Likewise for bitmap_element *.
19361 * Makefile.in (bitmap.o-warn): Remove.
19363 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
19365 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
19367 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
19368 Tobias Grosser <tobi.grosser@amd.com>
19370 * graphite.c (graphite_trans_scop_block): Do not block single
19373 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
19375 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
19376 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
19377 test with assertion.
19379 2009-01-16 Richard Guenther <rguenther@suse.de>
19381 PR tree-optimization/38835
19382 PR middle-end/36227
19383 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
19384 and INT + PTR -> (INT)(PTR p+ INT) folding.
19385 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
19387 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
19390 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
19391 the subreg from a lowpart subreg if it is also casting the value.
19393 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
19394 Tobias Grosser <tobi.grosser@amd.com>
19396 * graphite.c (compare_prefix_loops): New.
19397 (build_scop_canonical_schedules): Rewritten.
19398 (graphite_transform_loops): Move build_scop_canonical_schedules
19399 after build_scop_iteration_domain.
19401 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
19402 Tobias Grosser <tobi.grosser@amd.com>
19404 * graphite.c (add_conditions_to_domain): Add the loops to
19405 the dimension of the iteration domain. Do copy the domain
19406 only when it exists.
19407 (build_scop_conditions_1): Do not call add_conditions_to_domain.
19408 (add_conditions_to_constraints): New.
19409 (can_generate_code_stmt, can_generate_code): Removed.
19410 (gloog): Do not call can_generate_code.
19411 (graphite_transform_loops): Call add_conditions_to_constraints
19412 after building the iteration domain.
19414 2009-01-16 Jakub Jelinek <jakub@redhat.com>
19416 PR tree-optimization/38789
19417 * tree-ssa-threadedge.c
19418 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
19419 __builtin_constant_p.
19421 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
19423 * dce.c (delete_unmarked_insns): Reversed the order that insns are
19424 examined before deleting them.
19426 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
19428 * function.c (aggregate_value_p): Correctly extract the function
19429 type from CALL_EXPR_FN lookup.
19431 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
19433 * config/picochip/picochip.c (picochip_override_options): Revert
19434 CFI asm flag disable commited previously.
19436 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
19437 Tobias Grosser <tobi.grosser@amd.com>
19438 Jan Sjodin <jan.sjodin@amd.com>
19440 * graphite.c (scan_tree_for_params): On substractions negate
19441 all the coefficients of the term.
19442 (clast_to_gcc_expression_red): New. Handle reduction expressions
19443 of more than two operands.
19444 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
19445 (get_vdef_before_scop): Handle also the case of default definitions.
19447 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
19449 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
19450 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
19451 Also use them when walking CALL_INSN_FUNCTION_USAGE.
19453 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
19454 Joey Ye <joey.ye@intel.com>
19456 PR middle-end/37843
19457 * cfgexpand.c (expand_stack_alignment): Don't update stack
19458 boundary nor check incoming stack boundary here.
19459 (gimple_expand_cfg): Update stack boundary and check incoming
19460 stack boundary here.
19462 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
19464 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
19466 2009-01-14 Jakub Jelinek <jakub@redhat.com>
19468 PR rtl-optimization/38245
19469 * calls.c (expand_call): Add stack arguments to
19470 CALL_INSN_FUNCTION_USAGE even for pure calls (when
19471 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
19472 in regs and partially in memory or BLKmode arguments.
19473 (emit_library_call_value_1): Add stack arguments to
19474 CALL_INSN_FUNCTION_USAGE even for pure calls (when
19475 ACCUMULATE_OUTGOING_ARGS).
19476 * dce.c: Include tm_p.h.
19477 (find_call_stack_args): New function.
19478 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
19480 (mark_insn): Call find_call_stack_args for CALL_Ps.
19481 (prescan_insns_for_dce): Walk insns backwards in bb rather than
19482 forwards. Allocate and free arg_stores bitmap if needed, pass it
19483 down to deletable_insn_p, don't mark stores set in arg_stores
19484 bitmap, clear the bitmap at the beginning of each bb.
19485 * Makefile.in (dce.o): Depend on $(TM_P_H).
19487 2009-01-14 Michael Meissner <gnu@the-meissners.org>
19490 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
19491 to make sure the insn is a conditional test (bug 22599). Reformat a
19494 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
19496 PR middle-end/38431
19497 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
19498 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
19499 (gloog): Do not call cleanup_tree_cfg.
19500 (graphite_transform_loops): Call cleanup_tree_cfg after all
19501 scops have been code generated.
19503 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
19504 * doc/gty.texi (Invoking the garbage collector): Added new node
19505 and section documenting ggc_collect.
19507 2009-01-14 Richard Guenther <rguenther@suse.de>
19509 PR tree-optimization/38826
19510 PR middle-end/38477
19511 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
19512 initialization notes only if we actually emitted a warning.
19513 (intra_create_variable_infos): Add constraints for a result decl
19514 that is passed by hidden reference.
19515 (build_pred_graph): Mark all related variables non-direct on
19518 2009-01-14 Nick Clifton <nickc@redhat.com>
19520 * ira-conflicts.c: Include addresses.h for the definition of
19522 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
19523 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
19525 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
19528 * Makefile.in (ira-lives.o): Add except.h.
19530 * ira-lives.c: Include except.h.
19531 (process_bb_node_lives): Process can_throw_internal.
19533 2009-01-13 Jakub Jelinek <jakub@redhat.com>
19535 PR rtl-optimization/38774
19536 * combine.c (simplify_set): When undoing cc_use change, don't do
19537 PUT_CODE on the newly created comparison, but instead put back the
19540 2009-01-13 Joseph Myers <joseph@codesourcery.com>
19542 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
19543 values. Remove duplicate arm8 entry.
19545 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
19547 PR tree-optimization/38786
19548 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
19549 the SSA_NAME case of expand_scalar_variables_expr.
19550 Set the type of an expression to the type of its assign statement.
19551 (expand_scalar_variables_expr): Also gather the scalar computation
19552 used to index the memory access. Do not pass loop_p.
19553 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
19554 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
19555 the gimple_stmt_iterator where it inserts new code.
19556 Do not pass loop_p.
19557 (copy_bb_and_scalar_dependences): Do not pass loop_p.
19558 (translate_clast): Update call to copy_bb_and_scalar_dependences.
19560 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
19562 * graphite.h (debug_value): Removed.
19563 * graphite.c (debug_value): Removed.
19565 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
19567 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
19568 ldrd/strd with two 32-bit instructions.
19570 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
19572 * config/arm/arm.c (struct processors): Pass for speed down into
19573 cost helper functions.
19574 (const_ok_for_op): Handle COMPARE and inequality nodes.
19575 (arm_rtx_costs_1): Rewrite.
19576 (arm_size_rtx_costs): Update prototype.
19577 (arm_rtx_costs): Pass speed down to helper functions.
19578 (arm_slowmul_rtx_costs): Rework cost calculations.
19579 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
19580 (arm_9e_rtx_costs): Likewise.
19582 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
19584 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
19585 relocations of local symbols wider than UNITS_PER_WORD are not valid.
19586 (alpha_legitimize_address): Do not split local symbols wider than
19587 UNITS_PER_WORD into HIGH/LO_SUM parts.
19589 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
19592 * gcc.c (process_command): Replace call to execvp with calls
19593 to pex_one and exit.
19595 2009-01-03 Anatoly Sokolov <aesok@post.ru>
19598 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
19599 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
19600 variant for devices with 3-byte PC.
19601 (__tablejump_elpm__): New.
19603 2009-01-12 Jakub Jelinek <jakub@redhat.com>
19606 * c-parser.c (c_parser_postfix_expression): Allow `->' in
19607 offsetof member-designator, handle it as `[0].'.
19609 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19611 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
19612 function when not using named sections on targets with named sections
19613 if branch distance is less than 262132.
19615 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
19617 * combine.c (combine_instructions): Recompute
19618 optimize_this_for_speed_p for each BB in the main combine loop.
19620 2009-01-12 Tomas Bily <tbily@suse.cz>
19623 * tree-loop-distribution.c (prop_phis): New function.
19624 (generate_builtin): Call prop_phis.
19625 * testsuite/gcc.dg/tree-ssa/pr38385.c: New file.
19627 2009-01-12 Jakub Jelinek <jakub@redhat.com>
19629 PR tree-optimization/38807
19630 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
19631 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
19633 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
19635 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
19636 subreg of op0 to the original op0.
19638 2009-01-11 Laurent GUERBY <laurent@guerby.net>
19640 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
19642 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
19645 * mips-tfile.c (parse_def): Fix parsing of def strings
19646 starting with digits.
19648 2009-01-10 Jakub Jelinek <jakub@redhat.com>
19651 * config/arm/arm.c (arm_is_long_call_p): Don't call
19652 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
19654 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
19656 * regrename.c (regrename_optimize): Fix dumping.
19657 (find_oldest_value_reg): Preserve REG_POINTER.
19658 (copy_hardreg_forward_1): Likewise.
19660 2009-01-09 Diego Novillo <dnovillo@google.com>
19662 * gimple.h (struct gimple_statement_base) <uid>: Document
19663 the restrictions on its use.
19664 (gimple_uid): Tidy.
19665 (gimple_set_uid): Tidy.
19667 2009-01-09 Jakub Jelinek <jakub@redhat.com>
19669 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
19670 zero guard even if align_bytes != 0 and count is smaller than
19673 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
19675 PR rtl-optimization/38495
19676 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
19677 (add_range_and_copies_from_move_list): Print all added ranges.
19678 Add ranges to memory optimized destination.
19680 2009-01-09 Jakub Jelinek <jakub@redhat.com>
19684 * config/i386/i386.c (override_options): Reject
19685 -mstringop-strategy=rep_8byte with -m32.
19686 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
19687 to 1. Do count comparison against epilogue_size_needed at compile
19688 time even when count_exp was constant forced into register. For
19689 size_needed don't jump to epilogue, instead just avoid aligning
19690 and invoke the body algorithm. If need_zero_guard, add zero guard
19691 even if count is non-zero, but smaller than size_needed + number of
19692 bytes that could be stored for alignment.
19693 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
19694 to 1. If need_zero_guard, add zero guard even if count is non-zero,
19695 but smaller than size_needed + number of bytes that could be stored
19696 for alignment. Compare size_needed with epilogue_size_needed instead
19697 of desired_align - align, don't adjust size_needed, pass
19698 epilogue_size_needed to the epilogue expanders.
19701 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
19703 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19705 * pa.c (last_address): Change to unsigned.
19706 (update_total_code_bytes): Change argument to unsigned. Don't
19707 check if insn addresses are set.
19708 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
19709 addresses are not set.
19710 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
19712 2009-01-09 Nick Clifton <nickc@redhat.com>
19714 * config/sh/symbian.c: Replace uses of DECL_INLINE with
19715 DECL_DECLARED_INLINE_P.
19717 2009-01-09 Jakub Jelinek <jakub@redhat.com>
19719 PR middle-end/38347
19720 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
19721 GET_MODE (op0) in operand_subword_force calls.
19723 PR middle-end/38771
19724 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
19725 fold_convert arg0 operands to TREE_TYPE (op0) first.
19727 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
19729 * params.def (ira-max-conflict-table-size): Decrease default value
19732 2009-01-08 Jakub Jelinek <jakub@redhat.com>
19734 PR tree-optimization/37031
19735 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
19737 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
19738 allocate it using gc instead of heap, use VEC_quick_push instead of
19740 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
19741 instead of heap, use VEC_quick_push instead of VEC_safe_push.
19742 * tree-data-ref.h (struct access_matrix): Change matrix to gc
19743 allocated vector from heap allocated.
19744 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
19745 * tree-loop-linear.c (linear_transform_loops): Allocate nest
19746 vector only after perfect_loop_nest_depth call.
19748 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
19749 Jan Sjodin <jan.sjodin@amd.com>
19751 PR tree-optimization/38559
19752 * graphite.c (debug_value, copy_constraint,
19753 swap_constraint_variables, scale_constraint_variable, ): New.
19754 (get_lower_bound, get_upper_bound): Removed.
19755 (graphite_trans_bb_strip_mine): Clean up this code that works
19756 only for constant number of iterations. Fully copy upper and
19757 lower bound constraints, not only the constant part of them.
19758 * graphite.h (debug_value): Declared.
19760 2009-01-08 Ira Rosen <irar@il.ibm.com>
19762 PR tree-optimization/37194
19763 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
19764 Don't add the cost of cost model guard in prologue to scalar
19765 outside cost in case of known number of iterations.
19767 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
19768 Alan Modra <amodra@bigpond.net.au>
19770 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
19771 non-word-aligned REG+CONST addressing.
19773 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
19776 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
19777 free_after_compilation when outputting a thunk.
19778 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
19779 Do not call free_after_compilation here.
19781 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
19783 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
19784 (ix86_valid_target_attribute_inner_p): Ditto.
19786 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
19788 PR tree-optimization/38492
19789 PR tree-optimization/38498
19790 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
19791 * tree-chrec.h (scev_is_linear_expression): Declared.
19792 * graphite.c (graphite_cannot_represent_loop_niter): New.
19793 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
19794 (graphite_loop_normal_form): Use gcc_assert.
19795 (scan_tree_for_params): Use CASE_CONVERT.
19796 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
19797 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
19798 Use gcc_assert. Discard scops that contain unhandled cases.
19799 (build_scop_conditions): Return a boolean status for unhandled cases.
19800 (strip_mine_profitable_p): Print the loop number, not its depth.
19801 (is_interchange_valid): Pass the depth of the loop nest, don't
19802 recompute it wrongly.
19803 (graphite_trans_bb_block): Same.
19804 (graphite_trans_bb_block): Print tentative of loop blocking.
19805 (graphite_trans_scop_block): Do not print that the loop has been
19807 (graphite_transform_loops): Do not handle scops that contain condition
19810 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
19812 AVX Programming Reference (December, 2008)
19813 * config/i386/avxintrin.h (_mm256_stream_si256): New.
19814 (_mm256_stream_pd): Likewise.
19815 (_mm256_stream_ps): Likewise.
19817 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
19818 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
19819 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
19820 (bdesc_special_args): Add __builtin_ia32_movntdq256,
19821 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
19822 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
19823 (ix86_expand_special_args_builtin): Likewise.
19825 * config/i386/sse.md (AVXMODEDI): New.
19826 (avx_movnt<mode>): Likewise.
19827 (avx_movnt<mode>): Likewise.
19828 (<sse>_movnt<mode>): Remove AVX support.
19829 (sse2_movntv2di): Likewise.
19831 2009-01-07 Richard Guenther <rguenther@suse.de>
19833 PR middle-end/38751
19834 * fold-const.c (extract_muldiv): Remove obsolete comment.
19835 (fold_plusminus_mult_expr): Undo MINUS_EXPR
19836 to PLUS_EXPR canonicalization for the canonicalization.
19838 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
19840 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
19841 hosted cross-compilers generating less efficient code.
19843 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
19845 * function.h (rtl_data): Add a dbr_scheduled_p field.
19846 * reorg.c (dbr_schedule): Set it.
19847 (gate_handle_delay_slots): Check it.
19848 * config/mips/mips.c (mips_base_delayed_branch): Delete.
19849 (mips_reorg): Check flag_delayed_branch instead of
19850 mips_base_delayed_branch.
19851 (mips_override_options): Don't set mips_base_delayed_branch
19852 or flag_delayed_branch.
19854 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
19856 PR rtl-optimization/38426.
19857 * ira.c (ira): Set current_function_is_leaf earlier.
19859 2009-01-06 Jakub Jelinek <jakub@redhat.com>
19861 PR rtl-optimization/38722
19862 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
19863 too early, only set a flag and modify after last possible
19866 2009-01-06 Janis Johnson <janis187@us.ibm.com>
19869 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
19870 * real.c (decimal_single_format): Correct values of emin and emax.
19871 (decimal_double_format): Ditto.
19872 (decimal_quad_format): Ditto.
19873 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
19874 computation of DECnn_MIN and DECnn_MAX for corrected values of
19875 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
19876 __DECnn_MIN__, and adjust its computation for the corrected value
19879 2009-01-06 Jan Hubicka <jh@suse.cz>
19882 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
19884 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
19886 * doc/contrib.texi (Contributors): Slightly adjust the end note.
19887 Add Robert Clark to the list of testers.
19889 2009-01-06 Jan Hubicka <jh@suse.cz>
19890 Kai Tietz <kai.tietz@onevision.com>
19892 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
19893 * config/i386/i386.c (ix86_expand_call): Add clobbers.
19895 2009-01-06 Jan Hubicka <jh@suse.cz>
19896 Kai Tietz <kai.tietz@onevision.com>
19898 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
19900 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
19901 (ix86_nsaved_regs): Count only general purpose regs.
19902 (ix86_nsaved_sseregs): New.
19903 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
19904 to 16 for w64; compute padding and size of sse reg save area.
19905 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
19906 general purpose regs.
19907 (ix86_emit_save_sse_regs_using_mov): New.
19908 (ix86_expand_prologue): Save SSE regs if needed.
19909 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
19910 (ix86_emit_restore_sse_regs_using_mov): New.
19911 (ix86_expand_epilogue): Save SSE regs if needed.
19913 2009-01-06 Jan Hubicka <jh@suse.cz>
19914 Kai Tietz <kai.tietz@onevision.com>
19916 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
19917 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
19918 functions when accumulate outgoing args is off.
19920 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
19923 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
19924 before using pseudos_have_intersected_live_ranges_p.
19926 * ira-int.h (ira_assert): Always define.
19928 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
19930 AVX Programming Reference (December, 2008)
19931 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
19932 (_mm256_permute2_pd): Likewise.
19933 (_mm_permute2_ps): Likewise.
19934 (_mm256_permute2_ps): Likewise.
19935 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
19936 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
19938 * config/i386/i386.c (ix86_builtins): Remove
19939 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
19940 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
19941 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
19942 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
19943 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
19944 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
19945 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
19946 __builtin_ia32_vpermil2ps256.
19947 (ix86_init_mmx_sse_builtins): Updated.
19948 (ix86_expand_args_builtin): Likewise.
19950 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19952 * pa.c (output_call): Relocate non-jump insns in the delay slot of
19953 long absolute calls when generating PA 2.0 code.
19955 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
19957 PR rtl-optimization/38583
19958 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
19960 * params.def (ira-max-conflict-table-size): New.
19962 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
19964 * ira.h (ira_conflicts_p): New external definition.
19966 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
19967 table. Report this. Return result of building.
19968 (ira_build_conflicts): Use ira_conflicts_p. Check result of
19969 building conflict table.
19971 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
19972 (ira_color): Use ira_conflicts_p.
19974 * global.c: Include ira.h.
19975 (pseudo_for_reload_consideration_p, build_insn_chain): Use
19978 * Makefile.in (global.o): Add ira.h.
19980 * ira-build.c (mark_all_loops_for_removal,
19981 propagate_some_info_from_allocno): New.
19982 (remove_unnecessary_allocnos): Call
19983 propagate_some_info_from_allocno.
19984 (remove_low_level_allocnos): New.
19985 (remove_unnecessary_regions): Add parameter. Call
19986 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
19987 parameter to remove_unnecessary_regions.
19988 (ira_build): Remove all regions but root if the conflict table was
19989 not built. Update conflict hard regs for allocnos crossing calls.
19991 * ira.c (ira_conflicts_p): New global.
19992 (ira): Define and use ira_conflicts_p.
19994 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
19995 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
19996 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
19998 2009-01-06 Ben Elliston <bje@au.ibm.com>
20000 * gengtype-lex.l (YY_NO_INPUT): Define.
20002 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
20005 * c-common.c (handle_vector_size_attribute): Also reject
20006 BOOLEAN_TYPE types.
20008 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
20010 PR tree-optimization/38492
20011 * graphite.c (rename_map_elt, debug_rename_elt,
20012 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
20013 rename_map_elt_info, eq_rename_map_elts,
20014 get_new_name_from_old_name, bb_in_sese_p): Moved around.
20015 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
20016 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
20017 (sese_build_livein_liveouts): New.
20018 (new_sese, free_sese): New.
20019 (new_scop): Call new_sese.
20020 (free_scop): Call free_sese.
20021 (rename_variables_from_edge, rename_phis_end_scop): Removed.
20022 (register_old_new_names): Renamed register_old_and_new_names.
20023 (register_scop_liveout_renames, add_loop_exit_phis,
20024 insert_loop_close_phis, struct igp,
20025 default_liveout_before_guard, add_guard_exit_phis,
20026 insert_guard_phis, copy_renames): New.
20027 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
20028 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
20029 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
20030 (scop_adjust_phis_for_liveouts): New.
20031 (gloog): Call scop_adjust_phis_for_liveouts.
20033 * graphite.h (struct sese): Documented. Added fields liveout,
20034 num_ver and livein.
20035 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
20036 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
20037 (struct scop): Added field liveout_renames.
20038 (SCOP_LIVEOUT_RENAMES): New.
20040 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
20042 PR tree-optimization/38510
20043 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
20044 (translate_clast): Call recompute_all_dominators before
20046 (gloog): Call recompute_all_dominators before graphite_verify.
20048 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
20049 Jan Sjodin <jan.sjodin@amd.com>
20051 PR tree-optimization/38500
20052 * graphite.c (create_sese_edges): Call fix_loop_structure after
20055 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
20057 * config.gcc: Add m32r*-*-rtems*.
20058 * config/m32r/rtems.h: New file.
20060 2009-01-05 Ben Elliston <bje@au.ibm.com>
20062 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
20063 (.po.pox): Likewise.
20064 (po/gcc.pot): Likewise.
20066 2009-01-04 David S. Miller <davem@davemloft.net>
20068 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
20069 (STARTING_FRAME_OFFSET): Always set to zero.
20071 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
20073 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
20074 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
20075 fixed-point types, and vectors of the same.
20077 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
20079 * config/mips/sync.md (*mb_barrier): Rename to...
20080 (*memory_barrier): ...this.
20082 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
20084 * doc/extend.texi (Function Attributes): Move @cindex after @item
20085 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
20086 and put in alphabetical order. Fix 'target' name and put in order.
20087 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
20090 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
20092 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
20093 (memory_barrier): Expand as unspec instead of unspec_volatile.
20094 Remove mem:BLK from insn operands. Use Pmode scratch register.
20095 (*memory_barrier): Define as unspec instead of unspec_volatile.
20096 Use (match_dup 0) as input operand.
20098 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
20099 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
20100 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
20101 scratch register. Remove operand 1.
20102 (*stbar): Define as unspec instead of unspec_volatile.
20103 Use (match_dup 0) as input operand, remove (const_int 8).
20104 (*membar): Define as unspec instead of unspec_volatile.
20105 Use (match_dup 0) as input operand, remove input operand 2.
20107 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
20108 (memory_barrier): Expand as unspec instead of unspec_volatile.
20109 Remove mem:BLK from insn operands. Use Pmode scratch register.
20110 (*memory_barrier): Define as unspec instead of unspec_volatile.
20111 Use (match_dup 0) as input operand.
20113 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
20114 Remove mem:BLK from insn operands. Use Pmode scratch register.
20115 Set volatile flag on operand 0.
20116 (*memory_barrier): New insn pattern.
20118 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
20120 (*memory_barrier): Use (match_dup 0) as input operand.
20122 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
20123 Remove mem:BLK from insn operands. Use Pmode scratch register.
20124 Set volatile flag on operand 0.
20125 (*mb_internal): New insn pattern.
20127 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
20129 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
20131 PR middle-end/38586
20132 * function.c (struct temp_slot): Move to the section of the file
20133 that deals with temp slots. Remove field 'address'.
20134 (temp_slot_address_table): New hash table of address -> temp slot.
20135 (struct temp_slot_address_entry): New struct, items for the table.
20136 (temp_slot_address_compute_hash, temp_slot_address_hash,
20137 temp_slot_address_eq, insert_temp_slot_address): Support functions
20139 (find_temp_slot_from_address): Rewrite to use the new hash table.
20140 (remove_unused_temp_slot_addresses): Remove addresses of temp
20141 slots that have been made available.
20142 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
20143 worker function for remove_unused_temp_slot_addresses.
20144 (assign_stack_temp_for_type): Don't clear the temp slot address list.
20145 Add the temp slot address to the address -> temp slot map.
20146 (update_temp_slot_address): Update via insert_temp_slot_address.
20147 (free_temp_slots): Call remove_unused_temp_slot_addresses.
20148 (pop_temp_slots): Likewise.
20149 (init_temp_slots): Allocate the address -> temp slot map, or empty
20150 the map if it is already allocated.
20151 (prepare_function_start): Initialize temp slot processing.
20153 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
20155 PR middle-end/38584
20156 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
20157 Calculate the size of all stack vars assuming no packing of stack
20158 vars will happen, replacing a quadratic algorithm with a linear one.
20160 2009-01-03 Jakub Jelinek <jakub@redhat.com>
20163 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
20166 2009-01-03 Diego Novillo <dnovillo@google.com>
20168 * doc/contrib.texi: Update contributions.
20170 2009-01-03 Jakub Jelinek <jakub@redhat.com>
20173 * builtins.c (fold_builtin_memory_op): Give up if either operand
20174 is volatile. Set srctype or desttype to non-qualified version
20178 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
20179 and FUNCTION_DECLs.
20181 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
20183 PR rtl-optimization/35805
20184 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
20185 problem if fast dce is able to remove any instructions.
20186 * dce.c (dce_process_block): Fix dump message.
20188 2009-01-02 Mark Mitchell <mark@codesourcery.com>
20191 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
20193 2009-01-02 Jakub Jelinek <jakub@redhat.com>
20195 PR middle-end/38690
20196 * tree-flow.h (op_code_prio, op_prio): New prototypes.
20197 * tree-pretty-print.c (op_code_prio): New function.
20198 (op_prio): No longer static. Use op_code_prio.
20199 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
20200 Use op_prio and op_code_prio to determine if () should be
20201 printed around operand(s) or not.
20203 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
20204 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
20205 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
20206 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
20207 pp_character instead of pp_string for single letter printing.
20209 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
20211 * doc/extend.texi: Fix '#pragma GCC option' typo.
20213 2009-01-02 Richard Guenther <rguenther@suse.de>
20215 * doc/install.texi (--enable-checking): Mention different
20216 default for stage1.
20217 (--enable-stage1-checking): Document.
20219 2009-01-01 Andrew Pinski <pinskia@gmail.com>
20221 PR middle-end/30142
20222 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
20223 case to be an error.
20225 2009-01-02 Ben Elliston <bje@au.ibm.com>
20227 * config/fp-bit.h (pack_d): Constify argument.
20228 * config/fp-bit.c (makenan): Constify return type. Remove casts.
20229 (isnan): Constify argument.
20231 (iszero): Likewise.
20232 (pack_d): Likewise.
20233 (_fpadd_parts): Constify return type.
20234 (_fpmul_parts): Likewise.
20235 (_fpdiv_parts): Likewise.
20237 2009-01-01 Jakub Jelinek <jakub@redhat.com>
20240 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
20241 warn about overwriting initializer with side-effects or
20242 -Woverride-init if !IMPLICIT.
20243 (output_init_element): Likewise. Pass IMPLICIT down to
20245 (process_init_element): Add IMPLICIT argument. Pass it down
20246 to output_init_element.
20247 (push_init_element, pop_init_level, set_designator): Adjust
20248 process_init_element callers.
20249 (set_nonincremental_init, set_nonincremental_init_from_string):
20250 Adjust add_pending_init callers.
20251 (output_pending_init_elements): Adjust output_init_element callers.
20252 * c-tree.h (process_init_element): Adjust prototype.
20253 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
20254 process_init_element callers.
20257 Copyright (C) 2009 Free Software Foundation, Inc.
20259 Copying and distribution of this file, with or without modification,
20260 are permitted in any medium without royalty provided the copyright
20261 notice and this notice are preserved.