1 2009-08-05 Uros Bizjak <ubizjak@gmail.com>
2 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
5 * config/i386/i386.c (ix86_split_long_move): Fix push of multi-part
8 2009-08-05 Jakub Jelinek <jakub@redhat.com>
10 PR rtl-optimization/40924
11 * dse.c (canon_address): Before calling cselib_expand_value_rtx
12 make sure canon_rtx (mem_address) isn't simpler than
13 canon_rtx (expanded_mem_address).
15 2009-08-05 Li Feng <nemokingdom@gmail.com>
17 * graphite-sese-to-poly.c (build_pbb_drs): Remove build alias set
19 (build_scop_drs): Build alias set for each SCoP.
21 2009-08-04 Sandra Loosemore <sandra@codesourcery.com>
23 * doc/invoke.texi (MIPS Options): Document new 1004K -march options.
24 * config/mips/mips.c (mips_cpu_info_table): Add 1004K cores.
25 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Add pattern for 1004K.
26 (MIPS_ARCH_FLOAT_SPEC): Likewise.
27 (BASE_DRIVER_SELF_SPECS): Likewise.
29 2009-08-04 Andrew Pinski <pinskia@gmail.com>
31 * tree-ssa-alias.c: Fix some comment typos.
33 2009-08-04 Kaz Kojima <kkojima@gcc.gnu.org>
35 * config/sh/linux-atomic.asm (ATOMIC_BOOL_COMPARE_AND_SWAP,
36 ATOMIC_OP_AND_FETCH, ATOMIC_COMBOP_AND_FETCH): Define.
38 2009-08-03 Janis Johnson <janis187@us.ibm.com>
41 * simplify-rtx.c (simplify_binary_operation_1): Disable
42 simplifications for decimal float operations.
44 2009-08-03 Jakub Jelinek <jakub@redhat.com>
47 * tree-ssa.c (warn_uninitialized_var): Even on LHS warn for
48 operand of INDIRECT_REF.
50 2009-08-03 Uros Bizjak <ubizjak@gmail.com>
52 * config/alpha/alpha.c (alpha_legitimate_constant_p): Reject CONST
53 constants referencing TLS symbols.
55 2009-08-03 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
57 * config/sh/linux-atomic.asm (ATOMIC_COMPARE_AND_SWAP): Rename
58 __sync_compare_and_swap_* to __sync_val_compare_and_swap_*.
60 2009-08-03 Richard Guenther <rguenther@suse.de>
62 * tree.c (make_vector_type): Build a main variant first,
63 get the canonical one and then build the variant.
64 * tree-ssa.c (useless_type_conversion_p_1): Handle
66 (useless_type_conversion_p): Conversions to pointers to
67 incomplete record types are useless.
69 2009-08-03 Richard Guenther <rguenther@suse.de>
71 * tree-cfg.c (pass_warn_unused_result): Mark name that no dump
73 * omp-low.c (pass_diagnose_omp_blocks): Likewise.
74 * toplev.c (compile_file): Adjust comment.
76 2009-08-03 Kaz Kojima <kkojima@gcc.gnu.org>
78 * config/sh/sh-protos.h (sh_promote_function_mode): Remove.
79 * config/sh/sh.c (sh_promote_function_mode): Wrap long lines.
80 (TARGET_PROMOTE_FUNCTION_MODE): Define.
81 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
82 (sh_promote_function_mode): Fix typo.
84 2009-08-03 Andreas Krebbel <krebbel1@de.ibm.com>
86 * explow.c (promote_mode): Mark TYPE and PUNSIGNEDP as possibly unused.
88 2009-08-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
90 * pa.c (pa_promote_function_mode): Remove ATTRIBUTE_UNUSED from
91 declaration arguments.
93 2009-08-02 Uros Bizjak <ubizjak@gmail.com>
95 * config/i386/i386.c (ix86_expand_fp_compare): Use const0_rtx instead
96 of GEN_INT (0x00) and const1_rtx instead of GEN_INT (0x01).
97 (ix86_split_ashl): Ditto.
98 (ix86_expand_vector_init_one_nonzero): Ditto.
99 (ix86_expand_vector_set): Ditto.
100 (ix86_expand_reduc_v4sf): Ditto.
102 2009-08-02 Paolo Bonzini <bonzini@gnu.org>
104 * explow.c (promote_function_mode): Remove assert.
105 * config/sh/sh.c (sh_promote_function_mode): Declare.
107 2009-08-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
109 * config/pa/pa.c (pa_promote_function_mode): Declare.
110 Change to static. Fix promote_mode call.
112 * gthr-dce.h (CONST_CAST2): Define if not defined.
113 (__gthread_setspecific): Use CONST_CAST2 to fix warning.
115 * config.gcc (hppa[12]*-*-hpux10*): Add stdint support.
117 2009-08-01 Paolo Bonzini <bonzini@gnu.org>
119 * expr.c (store_constructor): Use promote_decl_mode. Remove
120 now write-only variable unsignedp.
121 (expand_expr_real_1): Use promote_decl_mode.
122 * expr.h (promote_function_mode, promote_decl_mode): New.
123 (promote_mode): Remove last argument.
124 * function.c (assign_temp): Drop last argument of promote_mode.
125 (assign_parm_find_data_types): Use promote_function_mode.
126 (assign_parm_setup_reg): Likewise.
127 (expand_function_end): Use promote_function_mode.
128 * calls.c (initialize_argument_information): Use promote_function_mode.
129 (precompute_arguments): Use promote_mode instead of checking if
130 only PROMOTE_FUNCTION_MODE is defined.
131 (expand_call): When making sibcall decisions, use promote_function_mode.
132 Below, remove an if for targetm.calls.promote_function_return and
133 and use promote_function_mode.
134 (emit_library_call_value_1): Use promote_function_mode, fix bug
135 where promote_mode was passed FOR_CALL == 0 for a return value in an
137 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
138 * explow.c (promote_function_mode, promote_decl_mode): New.
139 (promote_mode): Keep only the FOR_CALL == 0 case.
140 * combine.c (setup_incoming_promotion): Remove test of
141 promote_function_args. Use promote_function_mode.
142 * stmt.c (expand_value_return): Use promote_decl_mode.
143 (expand_decl): Use promote_decl_mode.
145 * expr.c (store_constructor): Use promote_decl_mode. Remove
146 now write-only variable unsignedp.
147 (expand_expr_real_1): Use promote_decl_mode.
148 * expr.h (promote_function_mode, promote_decl_mode): New.
149 (promote_mode): Remove last argument.
150 * function.c (assign_temp): Drop last argument of promote_mode.
151 (assign_parm_find_data_types): Use promote_function_mode.
152 (assign_parm_setup_reg): Likewise.
153 (expand_function_end): Use promote_function_mode.
154 * calls.c (initialize_argument_information): Use promote_function_mode.
155 (precompute_arguments): Use promote_mode instead of checking if
156 only PROMOTE_FUNCTION_MODE is defined.
157 (expand_call): When making sibcall decisions, use promote_function_mode.
158 Below, remove an if for targetm.calls.promote_function_return and
159 and use promote_function_mode.
160 (emit_library_call_value_1): Use promote_function_mode, fix bug
161 where promote_mode was passed FOR_CALL == 0 for a return value in an
163 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
164 * explow.c (promote_function_mode, promote_decl_mode): New.
165 (promote_mode): Keep only the FOR_CALL == 0 case.
166 * combine.c (setup_incoming_promotion): Remove test of
167 promote_function_args. Use promote_function_mode.
168 * stmt.c (expand_value_return): Use promote_decl_mode.
169 (expand_decl): Use promote_decl_mode.
171 * explow.c (promote_function_mode): Just call the target hook.
172 * targhooks.c (default_promote_function_mode,
173 default_promote_function_mode_always_promote): New.
174 * targhooks.h (default_promote_function_mode,
175 default_promote_function_mode_always_promote): Declare.
176 * target.h (promote_function_args, promote_function_return): Remove.
177 (promote_function_mode): New.
178 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
179 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
180 (TARGET_PROMOTE_FUNCTION_MODE): New.
181 (TARGET_CALLS): Adjust.
182 * system.h (TARGET_PROMOTE_FUNCTION_ARGS,
183 TARGET_PROMOTE_FUNCTION_RETURN, PROMOTE_FUNCTION_MODE): Poison.
185 * config/s390/s390.h (PROMOTE_FUNCTION_MODE): Move...
186 * config/s390/s390.c (s390_promote_function_mode): ... here,
187 with pointer handling.
188 (TARGET_PROMOTE_FUNCTION_MODE): Define.
189 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
191 * config/sparc/sparc.h (PROMOTE_FUNCTION_MODE): Move...
192 * config/sparc/sparc.c (sparc_promote_function_mode): ... here,
193 with pointer handling.
194 (TARGET_PROMOTE_FUNCTION_MODE): Define.
195 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
197 * config/sh/sh-protos.h (sh_promote_function_mode): New.
198 * config/sh/sh.c (sh_promote_function_mode): New.
199 (TARGET_PROMOTE_FUNCTION_MODE): Define.
200 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
202 * config/cris/cris.h (PROMOTE_FUNCTION_MODE): Move...
203 * config/cris/cris.c (cris_promote_function_mode): ... here.
204 (TARGET_PROMOTE_FUNCTION_MODE): Define.
205 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
207 * config/mmix/mmix.h (PROMOTE_FUNCTION_MODE): Move...
208 * config/mmix/mmix.c (mmix_promote_function_mode): ... here.
209 (TARGET_PROMOTE_FUNCTION_MODE): Define.
210 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
212 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Move...
213 * config/arm/arm.c (arm_promote_function_mode): ... here, without
214 complex type handling.
215 (TARGET_PROMOTE_FUNCTION_MODE): Define.
216 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
218 * config/pa/pa.c (pa_promote_function_mode): New.
219 (TARGET_PROMOTE_FUNCTION_MODE): Define.
220 (TARGET_PROMOTE_FUNCTION_RETURN): Remove.
222 * config/alpha/alpha.c (TARGET_PROMOTE_FUNCTION_ARGS,
223 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
224 (TARGET_PROMOTE_FUNCTION_MODE): Define equivalently.
225 * config/xtensa/xtensa.c: Likewise.
226 * config/stormy16/stormy16.c: Likewise.
227 * config/iq2000/iq2000.c: Likewise.
228 * config/rs6000/rs6000.c: Likewise.
229 * config/picochip/picochip.c: Likewise.
230 * config/arc/arc.c: Likewise.
231 * config/mcore/mcore.c: Likewise.
232 * config/score/score.c: Likewise.
233 * config/mips/mips.c: Likewise.
234 * config/bfin/bfin.c: Likewise.
235 * config/ia64/ia64.c: Likewise (disabled though).
237 * config/frv/frv.h: Remove pointless remark.
239 * doc/tm.texi (PROMOTE_FUNCTION_MODE,
240 TARGET_PROMOTE_FUNCTION_ARGS,
241 TARGET_PROMOTE_FUNCTION_RETURN): Consolidate into...
242 (TARGET_PROMOTE_FUNCTION_MODE): ... this.
244 2009-08-01 Sebastian Pop <sebastian.pop@amd.com>
246 * doc/invoke.texi (-fgraphite-force-parallel): Renamed
247 -floop-parallelize-all.
248 * toplev.c (process_options): Rename flag_graphite_force_parallel to
249 flag_loop_parallelize_all.
250 * tree-ssa-loop.c (gate_graphite_transforms): Same.
251 * graphite.c (graphite_transform_loops): Same.
253 * graphite-poly.c (apply_poly_transforms): Same.
255 2009-07-31 Richard Earnshaw <rearnsha@arm.com>
257 PR tree-optimization/40914
258 * ipa-prop.c (ipa_get_ptr_load_param): New argument use_delta,
259 if set, then check the delta field of the PMF record.
260 (ipa_get_stmt_member_ptr_load_param): Propagate new param use_delta.
261 (ipa_analyze_call_uses): Handle machines where the vbit for a PMF
262 call is stored in the delta.
264 2009-07-31 Adam Nemet <anemet@caviumnetworks.com>
266 * config/mips/mips.md (*clear_upper32_dext): New pattern.
268 2009-07-31 Uros Bizjak <ubizjak@gmail.com>
270 * config/i386/bsd.h (ASM_BYTE): New define.
271 * config/i386/darwin.h (ASM_BYTE): Rename from ASM_BYTE_OP.
272 * config/i386/att.h (ASM_BYTE): New define. Use ASM_BYTE instead of
273 .byte. Use fputs or putc instead of fprintf where appropriate.
274 * config/i386/i386-interix.h: Use ASM_BYTE instead of .byte. Use
275 fputs or putc instead of fprintf where appropriate.
276 * config/i386/i386elf.h: Ditto.
277 * config/i386/sysv4.h: Ditto.
279 * config/i386/i386.c (TARGET_ASM_BYTE_OP): New define.
280 * config/i386/i386.md (x86_sahf_1): Use ASM_BYTE instead of .byte.
281 (*tls_global_dynamic_64): Ditto.
283 2009-07-31 Christian Bruel <christian.bruel@st.com>
285 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
287 2009-07-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
289 * config/arm/arm.c (arm_arm_address_cost): Fix typo.
290 Remove dead code for MINUS.
292 2009-07-31 Anthony Green <green@moxielogic.com>
294 * config/moxie/moxie.c (moxie_expand_prologue): Use $r5 instead of
296 (moxie_expand_epilogue): Ditto for epilogue.
297 (moxie_setup_incoming_varargs): ABI change. Use 5 registers for
299 (moxie_function_arg): Ditto.
300 (moxie_pass_by_reference): Ditto.
301 (moxie_arg_partial_bytes): Ditto.
302 * config/moxie/moxie.h (CALL_USED_REGISTERS): Ditto.
303 (FUNCTION_ARG_ADVANCE) Ditto.
304 (REG_PARM_STACK_SPACE) Ditto.
305 (FUNCTION_ARG_REGNO_P) Dito.
307 * config.gcc: Add moxie linux config support.
308 * gcc/config/moxie/uclinux.h: New file.
310 2009-07-31 DJ Delorie <dj@redhat.com>
312 * config/sh/sh.md (UNSPECV_SP_SWITCH_B): New.
313 (UNSPECV_SP_SWITCH_E): New.
314 (sp_switch_1): Change to an unspec.
315 (sp_switch_2): Change to an unspec. Don't use post-inc when we
317 * config/sh/sh.c (sh_expand_prologue): Use the constant pool to
318 reference the new stack's address
320 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
322 * Makefile.in (OBJS-common): Added dependence on graphite-blocking.o,
323 graphite-clast-to-gimple.o, graphite-dependences.o,
324 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
325 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o.
326 (graphite-blocking.o,
327 graphite-clast-to-gimple.o, graphite-dependences.o,
328 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
329 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o): New.
330 * cfgloop.c (alloc_loop): Set loop->can_be_parallel to false.
331 * cfgloop.h (struct loop): Add can_be_parallel field.
332 * common.opt (fgraphite-identity): Moved up.
333 (fgraphite-force-parallel): New flag.
334 * graphite.c: Rewrite.
335 * graphite.h: Rewrite.
336 * passes.c (init_optimization_passes): Schedule a pass of DCE and LIM
338 * toplev.c (graphite_out_file): New file descriptor.
339 (graphite_in_file): New.
340 (process_options): flag_graphite_force_parallel cannot be used without
342 * tree-ssa-loop.c: Include toplev.h.
343 (gate_graphite_transforms): Enable flag_graphite for
344 flag_graphite_force_parallel.
346 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
348 * ChangeLog.graphite: New.
349 * graphite-blocking.c: New.
350 * graphite-clast-to-gimple.c: New.
351 * graphite-clast-to-gimple.h: New.
352 * graphite-dependences.c: New.
353 * graphite-dependences.h: New.
354 * graphite-interchange.c: New.
355 * graphite-poly.c: New.
356 * graphite-poly.h: New.
357 * graphite-ppl.c: New.
358 * graphite-ppl.h: New.
359 * graphite-scop-detection.c: New.
360 * graphite-scop-detection.h: New.
361 * graphite-sese-to-poly.c: New.
362 * graphite-sese-to-poly.h: New.
366 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
368 * tree-chrec.c (evolution_function_right_is_integer_cst): New.
369 * tree-chrec.h (evolution_function_right_is_integer_cst): Declared.
371 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
373 * tree-chrec.c (operator_is_linear): Handle BIT_NOT_EXPR.
374 (scev_is_linear_expression): Return false if the evolution is not
377 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
379 * tree-data-ref.c (graphite_find_data_references_in_stmt): New.
380 * tree-data-ref.h (graphite_find_data_references_in_stmt): Declared.
382 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
384 * tree-data-ref.c (debug_data_references): New.
385 (debug_data_reference): New.
386 * tree-data-ref.h (debug_data_references): Declared.
387 (debug_data_reference): Declared.
389 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
391 * tree-data-ref.c (stmt_simple_memref_p: Removed.
392 * tree-data-ref.h (scop_p): Removed.
393 (struct data_reference): Remove field scop.
395 (stmt_simple_memref_p): Removed.
397 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
399 * cfgloop.h (create_empty_loop_on_edge): Pass an extra argument.
400 * cfgloopmanip.c (create_empty_loop_on_edge): Leave the loop_latch
403 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
405 * doc/invoke.texi (-fgraphite-force-parallel): Documented.
407 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
409 * doc/invoke.texi (-fgraphite-identity): Documented.
411 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
413 * tree-scalar-evolution.c: Fix comment.
414 (instantiate_scev_1): Return unknow from scev instantiation if the
415 result is not above instantiate_below.
417 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
419 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop): Not
420 static anymore. Instantiate the symbols that may have been introduced
422 * tree-scalar-evolution.h (compute_overall_effect_of_inner_loop):
425 2009-07-30 DJ Delorie <dj@redhat.com>
427 * config/mep/mep.c (mep_asm_init_sections): Add section flags and
428 .vliw directive to VLIW sections.
430 2009-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
432 * Makefile.in (AUTOCONF, ACLOCAL, ACLOCAL_AMFLAGS, aclocal_deps):
434 ($(srcdir)/configure, $(srcdir)/aclocal.m4): New rules.
435 (AUTOHEADER): New variable.
436 ($(srcdir)/cstamp-h.in): Use it.
438 2009-07-30 Michael Meissner <meissner@linux.vnet.ibm.com>
439 Pat Haugen <pthaugen@us.ibm.com>
440 Revital Eres <ERES@il.ibm.com>
442 * config/rs6000/vector.md (VEC_F): Add VSX support.
446 (vector_load_<mode>): Ditto.
447 (vector_store_<mode>): Ditto.
448 (vector GPR move split): Ditto.
449 (vec_reload_and_plus_<mptrsize>): Ditto.
450 (vec_reload_and_reg_<mptrsize>): Ditto.
456 (smin<mode>3): Ditto.
457 (smax<mode>3): Ditto.
458 (vector_eq<mode>): Ditto.
459 (vector_gt<mode>): Ditto.
460 (vector_ge<mode>): Ditto.
461 (vector_gtu<mode>): Ditto.
462 (vector_select_<mode>_uns): Ditto.
463 (vector_eq_<mode>_p): Ditto.
464 (vector_gt_<mode>_p): Ditto.
465 (vector_ge_<mode>_p): Ditto.
466 (vector_gtu_<mode>_p): Ditto.
467 (cr6_test_for_zero): Ditto.
468 (cr6_test_for_zero_reverse): Ditto.
469 (cr6_test_for_lt): Ditto.
470 (cr6_test_for_lt_reverse): Ditto.
474 (one_cmpl<mode>2): Ditto.
476 (andc<mode>2): Ditto.
477 (float<VEC_int<mode>2): Ditto.
478 (unsigned_float<VEC_int><mode>2): Ditto.
479 (fix_trunc<mode><VEC_int>2): Ditto.
480 (fixuns_trunc<mode><VEC_int>2): Ditto.
482 (vec_set<mode>): Ditto.
483 (vec_extract<mode>): Ditto.
484 (vec_interleave_highv4sf): Ditto.
485 (vec_interleave_lowv4sf): Ditto.
486 (vec_realign_load_<mode>): Ditto.
487 (vec_shl_<mode>): Ditto.
488 (vec_shr_<mode>): Ditto.
489 (div<mode>3): New patterns for VSX.
490 (vec_interleave_highv2df): Ditto.
491 (vec_interleave_lowv2df): Ditto.
492 (vec_pack_trunc_v2df): Ditto.
493 (vec_pack_sfix_trunc_v2df): Ditto.
494 (vec_pack_ufix_trunc_v2df): Ditto.
495 (vec_unpacks_hi_v4sf): Ditto.
496 (vec_unpacks_lo_v4sf): Ditto.
497 (vec_unpacks_float_hi_v4si): Ditto.
498 (vec_unpacku_float_lo_v4si): Ditto.
499 (vec_unpacku_float_hi_v4si): Ditto.
500 (vec_unpacks_float_lo_v4si): Ditto.
501 (movmisalign<mode>): Ditto.
502 (vector_ceil<mode>2): New patterns for vectorizing math library.
503 (vector_floor<mode>2): Ditto.
504 (vector_btrunc<mode>2): Ditto.
505 (vector_copysign<mode>3): Ditto.
507 * config/rs6000/predicates.md (easy_vector_constant_msb): New
508 predicate for setting the high bit in each word, used for copysign.
510 * config/rs6000/ppc-asm.h (f19): Whitespace.
511 (f32-f63): Define if VSX.
512 (v0-v31): Define if Altivec.
513 (vs0-vs63): Define if VSX.
515 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power7.md and vsx.md.
517 * config/rs6000/power7.md: New file, provide tuning parameters for
520 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Add VSX support.
521 (rs6000_cpu_cpp_builtins): Ditto.
522 (altivec_overloaded_builtins): Ditto.
523 (altivec_resolve_overloaded_builtin): Ditto.
525 * config/rs6000/rs6000.opt (-mno-vectorize-builtins): Add new
526 debug switch to disable vectorizing simple math builtin
529 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
530 Vectorize simple math builtin functions.
531 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
532 hook to vectorize math builtins.
533 (rs6000_override_options): Enable -mvsx on -mcpu=power7.
534 (rs6000_builtin_conversion): Add VSX/power7 support.
535 (rs6000_builtin_vec_perm): Ditto.
536 (vsplits_constant): Add support for loading up a vector constant
537 with just the high bit set in each part.
538 (rs6000_expand_vector_init): Add VSX/power7 support.
539 (rs6000_expand_vector_set): Ditto.
540 (rs6000_expand_vector_extract): Ditto.
541 (rs6000_emit_move): Ditto.
545 (rs6000_expand_ternop_builtin): Ditto.
546 (altivec_expand_builtin): Ditto.
547 (rs6000_expand_unop_builtin): Ditto.
548 (rs6000_init_builtins): Ditto.
549 (altivec_init_builtins): Ditto.
550 (builtin_function_type): Ditto.
551 (rs6000_common_init_builtins): Ditto.
552 (rs6000_handle_altivec_attribute); Ditto.
553 (rs6000_mangle_type): Ditto.
554 (rs6000_vector_mode_supported_p): Ditto.
555 (rs6000_mode_dependent_address): Altivec addresses with AND -16
558 * config/rs6000/vsx.md: New file for VSX support.
560 * config/rs6000/rs6000.h (EASY_VECTOR_MSB): New macro for
561 identifing values with just the most significant bit set.
562 (enum rs6000_builtins): Add builtins for VSX. Add simple math
565 * config/rs6000/altivec.md (UNSPEC_VRFIP): Delete.
566 (UNSPEC_VRFIM): Delete.
567 (splitter for loading up vector with most significant bit): New
568 splitter for vectorizing copysign.
569 (altivec_vrfiz): Rename from altivec_fturncv4sf2. Add support for
570 vectorizing simple math functions.
571 (altivec_vrfip): Add support for vectorizing simple math functions.
572 (altivec_vrfim): Ditto.
573 (altivec_copysign_v4sf3): New insn for Altivec copysign support.
575 * config/rs6000/rs6000.md (UNSPEC_BPERM): New constant.
576 (power7.md, vsx.md): Include for power7 support.
577 (copysigndf3): Use VSX instructions if -mvsx.
580 (nabsdf2_fpr): Ditto.
585 (fix_truncdfdi2_fpr): Ditto.
586 (cmpdf_internal1): Ditto.
587 (fred, fred_fpr): Convert into expander/insn to add VSX support.
588 (btruncdf2, btruncdf2_fpr): Ditto.
589 (ceildf2, ceildf2_fpr): Ditto.
590 (floordf2, floordf2_fpr): Ditto.
591 (floatdidf2, floatdidf2_fpr): Ditto.
592 (fmadddf4_fpr): Name insn. Use VSX instructions if -mvsx.
593 (fmsubdf4_fpr): Ditto.
594 (fnmadddf4_fpr_1): Ditto.
595 (fnmadddf4_fpr_2): Ditto.
596 (fnmsubdf4_fpr_1): Ditto.
597 (fnmsubdf4_fpr_2): Ditto.
598 (fixuns_truncdfdi2): Add expander for VSX support.
599 (fix_truncdfdi2): Ditto.
600 (fix_truncdfsi2): Ditto.
602 (btruncsf2): Whitespace.
603 (movdf_hardfloat32): Add support for VSX registers.
604 (movdf_softfloat32): Ditto.
605 (movdf_hardfloat64): Ditto.
606 (movdf_hardfloat64_mfpgpr): Ditto.
607 (movdf_softfloat64): Ditto.
608 (movti splitters): Add check for vector registers supporting
609 TImode in the future.
610 (bpermd): Add power7 bpermd instruction.
612 * config/rs6000/altivec.h (vec_div): Define if VSX.
616 (vec_nearbyint): Ditto.
619 (all predicates): Use the generic builtin function, and not the V4SF
620 specific function so that the predicates will work with VSX's V2DF.
624 * doc/extend.texi (PowerPC Altivec/VSX Built-in Functions):
625 Document new VSX functions and types.
627 * doc/invoke.texi (PowerPc options): Document -mpopcntd, -mvsx
630 * doc/md.texi (PowerPC constraints): Document "wd", "wf", "ws",
631 "wa", and "j" constraints. Modify "v" to talk about Altivec
632 instead of just vector.
634 2009-07-30 Andrew MacLeod <amacleod@redhat.com>
637 * tree-into-ssa.c (insert_phi_nodes_for, rewrite_add_phi_arguments): Set
638 location for phi arguments.
639 (rewrite_update_phi_arguments): Find locations for reaching defs.
640 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
641 Add location to add_phi_arg calls.
642 * tree-loop-districbution.c (update_phis_for_loop_copy): Add locations.
643 * tree-ssa-loop-manip.c (create_iv, add_exit_phis_edge,
644 split_loop_exit_edge, tree_transform_and_unroll_loop): Add locations.
645 * tree-tailcall.c (add_successor_phi_arg, eliminate_tail_call,
646 create_tailcall_accumulator, tree_optimize_tail_calls_1): Add locations.
647 * tree.h (struct phi_arg_d): Add location_t to PHI arguments.
648 * tree-phinodes.c (make_phi_node): Initialize location.
649 (resize_phi_node): Initialize location to UNKNOWN_LOCATION.
650 (add_phi_arg): Add location parameter.
651 (remove_phi_arg_num): Move location when moving phi argument.
652 * omp-low.c (expand_parallel_call, expand_omp_for_static_chunk): Set
654 * tree-vect-loop-manip.c (slpeel_update_phis_for_duplicate_loop,
655 slpeel_update_phi_nodes_for_guard1,
656 slpeel_update_phi_nodes_for_guard2,
657 slpeel_tree_duplicate_loop_to_edge_cfg, set_prologue_iterations,
658 vect_loop_versioning): Set locations.
659 * tree-parloops.c (create_phi_for_local_result,
660 transform_to_exit_first_loop, create_parallel_loop): Add locations.
661 * gimple-pretty-print.c (dump_gimple_phi): Dump lineno's if present.
662 * tree-vect-loop.c (get_initial_def_for_induction,
663 vect_create_epilog_for_reduction, vect_finalize_reduction): Add
665 * tree-flow-inline.h (gimple_phi_arg_location): New. Return locus.
666 (gimple_phi_arg_location_from_edge): New. Return locus from an edge.
667 (gimple_phi_arg_set_location): New. Set locus.
668 (gimple_phi_arg_has_location): New. Check for locus.
669 (redirect_edge_var_map_location): New. Return locus from var_map.
670 * tree-vect-data-refs.c (vect_setup_realignment): Set location.
671 * tree-ssa-phiopt.c (conditional_replacement): Set locus when
672 combining PHI arguments.
673 (cond_store_replacement): Set location.
674 * cfgexpand.c (gimple_assign_rhs_to_tree): Transfer locus if possible.
675 * grpahite.c (add_loop_exit_phis, add_guard_exit_phis,
676 scop_add_exit_phis_edge): Add locations.
677 * tree-cfgcleanup.c (remove_forwarder_block,
678 remove_forwarder_block_with_phi): Add locations.
679 * tree-ssa-pre.c (insert_into_preds_of_block): Add locations.
680 * tree-predcom.c (initialize_root_vars, initialize_root_vars_lm): Add
682 * tree-ssa-dce.c (forward_edge_to_pdom): Add locations.
683 * tree-ssa.c (redirect_edge_var_map_add, ssa_redirect_edge,
684 flush_pending_stmts): Add source location.
685 * lambda-code.c (perfect_nestify): Maintain location stack with argument
686 stack to preserve locations.
687 * tree-vect-stmts.c (vectorizable_load): Add location.
688 * tree-inline.c (copy_phis_for_bb): Copy locus.
689 (setup_one_parameter): Add call locus to inlined parameter stmts.
690 (initialize_inlined_parameters): Pass in call location as parameter
692 (tree_function_versioning): Pass location to setup_one_parameter.
693 * tree-ssa-phiprop.c (phiprop_insert_phi): Set locations.
694 * tree-outof-ssa.c (struct _elim_graph): Add source_location vecs for
696 (insert_partition_copy_on_edge, insert_value_copy_on_edge,
697 insert_rtx_to_part_on_edge, insert_part_to_rtx_on_edge): Provide a
698 locus parameter and override the stmt default if provided.
699 (new_elim_graph, clear_elim_graph, delete_elim_graph,
700 elim_graph_add_edge, elim_graph_remove_succ_edge,
701 FOR_EACH_ELIM_GRAPH_SUCC, FOR_EACH_ELIM_GRAPH_PRED, eliminate_build,
702 elim_forward, elim_unvisited_predecessor, elim_backward, elim_create,
703 eliminate_phi): Add locus info in elimination graph for each edge and
705 (insert_backedge_copies): Copy locus if present.
706 * tree-flow.h (struct _edge_var_map): Add locus field.
707 * tree-switch_conversions.c (fix_phi_nodes): Add locations.
708 * tree-cfg.c (reinstall_phi_args, gimple_make_forwarder_block,
709 add_phi_args_after_copy_edge, gimple_lv_adjust_loop_header_phi): Add
711 * ipa-struct-reorg.c (make_edge_and_fix_phis_of_dest): Add locations.
713 2009-07-30 Martin Jambor <mjambor@suse.cz>
715 PR tree-optimization/40570
716 * ipa-inline.c (cgraph_decide_inlining): Watch out for dead single
719 2009-07-30 Razya Ladelsky <razya@il.ibm.com>
721 * ssa-loop-manip.c: Include langhooks.h.
722 (rewrite_phi_with_iv): New.
723 (rewrite_all_phi_nodes_with_iv): New.
724 (canonicalize_loop_ivs): Move here from tree-parloops.c.
725 Remove reduction_list argument. Use rewrite_all_phi_nodes_with_iv.
726 * tree-parloops.c (loop_parallel_p): Move out all conditions
727 except dependency check.
728 (canonicalize_loop_ivs): Move to tree-ssa-loop-manip.c.
729 (gen_parallel_loop): Call canonicalize_loop_ivs without
730 reduction_list argument.
731 (build_new_reduction): New.
732 (gather_scalar_reductions): New.
733 (try_get_loop_niter): New.
734 (try_create_reduction_list): New.
735 (parallleize_loops): Change the parallel conditions check.
736 * tree-flow.h (canonicalize_loop_ivs): Remove one argument.
737 * Makefile.in (tree-ssa-loop-manip.o): Add langhooks.h dependency.
739 2009-07-30 Dave Korn <dave.korn.cygwin@gmail.com>
741 * opt-functions.awk (opt_args): Allow argument to be enclosed in
743 * doc/options.texi (Option properties): Mention new quoting syntax.
745 2009-07-29 Douglas B Rupp <rupp@gnat.com>
747 * config/alpha/alpha.c (alpha_start_function):
748 Handle VMS_DEBUG_MAIN_POINTER
749 * config/alpha/vms.h (VMS_DEBUG_MAIN_POINTER): Define new macro.
750 * doc/invoke.texi: Document -mdebug-main switch.
752 2009-07-29 Richard Henderson <rth@redhat.com>
754 * cgraph.c (cgraph_set_call_stmt_including_clones): Tidy.
755 (cgraph_create_edge_including_clones): Likewise.
756 * tree-inline.c (copy_bb): Operate on the correct edges
757 when updating the callgraph.
759 2009-07-29 Douglas B Rupp <rupp@gnat.com>
761 * config/alpha/vms-cc.c: Deleted.
762 * config/alpha/vms-ld.c: Deleted.
763 * config/alpha/t-vms64: Moved to config/vms
764 * config/alpha/vms-crt0-64.c: Moved to config/vms
765 * config/alpha/vms-crt0.c: Moved to config/vms
766 * config/alpha/vms-psxcrt0-64.c: Moved to config/vms
767 * config/alpha/vms-psxcrt0.c: Moved to config/vms
768 * config/alpha/xm-vms.h: Moved to config/vms
769 * config/alpha/x-vms: Moved to config/vms
770 * config/alpha/t-vms (vcrt0.o, pcrt0.o): Move rules to new file
772 * config/vms/t-vms: Moved here from config/alpha. Alpha specific
773 parts removed. (STMP_FIXPROTO, STMP_FIXINC, LIMITS_H_TEST): Set.
775 * config/vms/t-vms64: Moved here from config/alpha
776 * config/vms/vms-crt0-64.c: Moved here from config/alpha.
777 (argc,argv,envp): Enforce 32bit malloc'ing.
778 * config/vms/vms-psxcrt0-64.c: Likewise.
779 * config/vms/vms-crt0.c: Moved here from config/alpha.
780 * config/vms/vms-psxcrt0.c: Likewise.
781 * config/vms/vms-crtl-64.h: New file.
782 * config/vms/vms-crtl.h: New file.
783 * config/vms/vms.opt: New file.
784 * config/vms/xm-vms64.h: New file.
785 * config/vms/xm-vms.h: Moved here from config/alpha.
786 (STANARD_EXEC_PREFIX, STANDARD_STARTFILE_PREFIX, STANDARD_INCLUDE_DIR):
788 * config/vms/x-vms: Moved here from config/alpha.
789 (version, VMS_EXTRA_PARTS): Moved to t-vms.
790 (vms-ld.o, vms-cc.o): Removed.
791 (LN, LN_S, USE_COLLECT2, POD2MAN): Set.
793 2009-07-29 Douglas B Rupp <rupp@gnat.com>
795 * dwarf2out.c (add_name_and_src_coords_attributes): Push on the
796 correct stack (obvious VMS fix).
798 2009-07-29 Douglas B Rupp <rupp@gnat.com>
800 * dwarf2out.c (output_file_names): Output VMS style file name, size,
801 date, version info if VMS_DEBUGGING_INFO defined.
802 * vmsdgbout.c (vms_file_stats_name): New functon. VMS style file name,
803 size, date calculating code moved here.
805 2009-07-29 Paul Brook <paul@codesourcery.com>
807 * config/arm/lib1funcs.asm (clear_cache): Use ARM_FUNC_START and
810 2009-07-29 Uros Bizjak <ubizjak@gmail.com>
813 * config/alpha/alpha.c (alpha_expand_unaligned_store): Convert src
814 to DImode when generating insq_le insn.
816 2009-07-28 Douglas B Rupp <rupp@gnat.com>
818 * dwarf2out.c (DWARF2_INDIRECT_STRING_SUPPORT_MISSING_ON_TARGET):
819 New macro set for VMS_DEBUGGGING_INFO.
820 (AT_string_form): Use it.
822 2009-07-28 DJ Delorie <dj@redhat.com>
824 * config/mep/mep.c (vtext_section): New.
825 (vftext_section): New.
826 (ftext_section): New.
827 (mep_select_section): Add support for functions.
828 (mep_unique_section): Likewise.
829 (mep_asm_init_sections): Likewise.
830 (mep_encode_section_info): Remove it from here.
832 * config/mep/mep.h (USE_SELECT_SECTION_FOR_FUNCTIONS): Define.
834 2009-07-28 Paolo Bonzini <bonzinI@gnu.org>
836 * tree.h (TREE_DEPRECATED): Document it is used for types too.
837 (TYPE_VECTOR_OPAQUE): Use default_def_flag
839 2009-07-28 Douglas B Rupp <rupp@gnat.com>
841 * dwarf2out.c (output_file_names): Test new macro
842 DWARF2_DIR_SHOULD_END_WITH_SEPARATOR.
843 (add_comp_dir_attribute): Likewise.
845 2009-07-28 Kai Tietz <kai.tietz@onevision.com>
847 * config/i386/mingw-w64.h (LINK_SPEC): Add
848 separating space between commands.
850 2009-07-28 Jan Hubicka <jh@suse.cz>
852 PR tree-optimization/40759
853 * tree-ssa-dce.c (mark_virtual_phi_result_for_renaming): Mark all uses
856 2009-07-27 DJ Delorie <dj@redhat.com>
858 * config/mep/mep.c (mep_expand_builtin_saveregs): Make sure 64-bit
859 types are dword-aligned.
860 (mep_expand_va_start): Likewise.
862 2009-07-27 Olivier Hainque <hainque@adacore.com>
863 Douglas B Rupp <rupp@gnat.com>
865 * convert.c (convert_to_pointer): Don't assume the target
866 pointer type is POINTER_SIZE long. Fetch its precision instead.
868 2009-07-27 Douglas B Rupp <rupp@gnat.com>
870 * system.h (fopen): Undefine if macro.
872 2009-07-27 Jakub Jelinek <jakub@redhat.com>
874 * dwarf2out.c (output_cfi_p): Removed.
875 (output_cfis): New function.
876 (output_fde): New function, split from output_call_frame_info.
877 (output_call_frame_info): Use it.
878 (dwarf2out_switch_text_section): Use output_cfis.
880 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
882 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Error build when
883 TARGET_BI_ARCH is specified without enabling SJLJ.
884 * config/i386/mingw32.h (MD_UNWIND_SUPPORT): Define MD_UNWIND_SUPPORT,
885 if TARGET_64BIT and TARGET_BI_ARCH aren't defined.
887 2009-07-26 Mikael Pettersson <mikpe@it.uu.se>
889 * arm.md (negdi2): Use DImode if forcing a value into a register.
891 2009-07-26 Ira Rosen <irar@il.ibm.com>
893 PR tree-optimization/40801
894 * tree-vect-stmts.c (vectorizable_call): Get previous copy
895 of vector operand from the previous copy of vector statement.
896 Pass the correct definition type value to
897 vect_get_vec_def_for_stmt_copy().
899 2009-07-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
901 * collect2.c (scan_libraries): Use CONST_CAST2 to perform char ** to
902 const char ** conversion.
904 2009-07-25 David Daney <ddaney@caviumnetworks.com>
906 * system.h (gcc_assert): Invoke __builtin_unreachable() instead of
907 fancy_abort() if !ENABLE_ASSERT_CHECKING.
908 (gcc_unreachable): Invoke __builtin_unreachable() if
909 !ENABLE_ASSERT_CHECKING.
911 2009-07-25 David Daney <ddaney@caviumnetworks.com>
913 PR rtl-optimization/40445
914 * emit-rtl.c (next_nonnote_insn_bb): New function.
915 * rtl.h (next_nonnote_insn_bb): Declare new function.
916 * cfgcleanup.c (try_optimize_cfg): Don't remove an empty block
917 with no successors that is the successor of the ENTRY_BLOCK.
918 Continue from the top after removing an empty fallthrough block.
919 * cfgrtl.c (get_last_bb_insn): Call next_nonnote_insn_bb instead
920 of next_nonnote_insn.
922 2009-07-25 David Daney <ddaney@caviumnetworks.com>
924 * cfgcleanup.c (old_insns_match_p): Handle the case of empty blocks.
926 2009-07-25 Martin Jambor <mjambor@suse.cz>
928 * c-common.c (c_common_attribute_table): New element for noclone.
929 (handle_noclone_attribute): New function. Forward-declare.
930 * tree-inline.c (tree_versionable_function_p): Check for noclone
932 * doc/extend.texi (Labels as Values): Document need for noclone.
933 (Function Attributes): Document noclone attribute.
935 2009-07-25 Jakub Jelinek <jakub@redhat.com>
937 PR rtl-optimization/34999
938 * dwarf2out.c (struct dw_fde_struct): Add dw_fde_switch_cfi
939 and dw_fde_switched_cold_to_hot fields.
940 (output_cfi_p): New function.
941 (output_call_frame_info): If fde->dw_fde_switched_sections,
942 output 2 FDEs instead of one with corrupted header.
943 (dwarf2out_do_cfi_startproc): New function.
944 (dwarf2out_begin_prologue): Use it. Initialize fde->dw_fde_switch_cfi
945 and fde->dw_fde_switched_cold_to_hot.
946 (dwarf2out_switch_text_section): Compute
947 fde->dw_fde_switched_cold_to_hot. Switch to new text section here.
948 If dwarf2out_do_cfi_asm, emit .cfi_endproc before it and call
949 dwarf2out_do_cfi_startproc plus emit again currently active CFI insns.
950 Otherwise, compute fde->dw_fde_switch_cfi.
952 2009-07-24 Cary Coutant <ccoutant@google.com>
954 * tree-cfg.c (assign_discriminator): Add explicit parentheses.
956 2009-07-24 Cary Coutant <ccoutant@google.com>
958 * cfghooks.c (split_block): Copy discriminator to new block.
959 * tree-cfg.c (assign_discriminator): Check location of last
960 instruction in block as well as first.
962 2009-07-24 Uros Bizjak <ubizjak@gmail.com>
964 * config/i386/linux.c: Use fputs or putc instead of fprintf
966 * config/i386/gas.h: Ditto.
967 * config/i386/x86-64.h: Ditto.
968 * config/i386/att.h: Ditto.
970 2009-07-24 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
972 * expmed.c (emit_store_flag): Use a recursive call to optimize the
975 2009-07-24 Martin Jambor <mjambor@suse.cz>
977 * ipa-prop.h (struct ipa_node_params): New flag node_enqued.
978 (ipa_push_func_to_list_1): Declare.
979 (ipa_push_func_to_list): New function.
981 * ipa-prop.c (ipa_push_func_to_list_1): New function.
982 (ipa_init_func_list): Call ipa_push_func_to_list_1.
983 (ipa_push_func_to_list): Removed.
984 (ipa_pop_func_from_list): Clear node_enqueued flag.
986 2009-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
988 * config/s390/s390.c (override_options): Default
989 max-unrolled-insns to 100 for z10 tuning.
991 2009-07-24 Tobias Grosser <grosser@fim.uni-passau.de>
993 * Makefile.in (TREE_DATA_REF_H, tree-vrp.o, tree-cfg.o, tree-if-conv.o
994 tree-ssa-loop.o, tree-ssa-loop-niter.o, tree-ssa-loop-ivcanon.o,
995 tree-ssa-loop-prefetch.o, tree-predcom.o, tree-affine.o,
996 tree-scalar-evolution.o, tree-data-ref.o, tree-vect-loop.o,
997 tree-vect-data-refs.o, tree-loop-linear.o, tree-loop-distribution.o
998 tree-parloops.o, tree-pretty-printer.o, fold-const.o, tree-ssa-dce.o,
999 lambda-code.o, params.o): Cleanup use of SCEV_H and TREE_DATA_REF_H.
1001 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
1003 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR): Remove and
1004 use default set in mingw32.h header.
1005 * config/i386/mingw32.h (STANDARD_INCLUDE_DIR): Use for 32-bit and
1006 64-bit /mingw/include path.
1007 (STANDARD_STARTFILE_PREFIX_1): Use for 32-bit and 64-bit /mingw/lib
1010 2009-07-23 Neil Vachharajani <nvachhar@google.com>
1012 PR rtl-optimization/40209
1013 * loop-iv.c (iv_analysis_loop_init): Call df_note_add_problem.
1015 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
1017 * config/i386/i386.c: Use ASM_LONG instead of .long. Concatenate
1018 ASM_LONG, LPREFIX, MCOUNT_NAME and PROFILE_COUNT_REGISTER strings
1019 with the rest of string where appropriate. Use fputs or putc
1020 instead of fprintf where appropriate.
1022 2009-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
1023 Pat Haugen <pthaugen@us.ibm.com>
1024 Revital Eres <ERES@il.ibm.com>
1026 * config/rs6000/vector.md: New file. Move most of the vector
1027 expander support here from altivec.md to allow for the VSX vector
1028 unit in the future. Add support for secondary_reload patterns.
1029 Rewrite the patterns for vector comparison, and vector comparison
1030 predicate instructions so that the RTL expresses the desired
1031 behavior, instead of using unspec.
1033 * config/rs6000/constraints.md ("f" constraint): Use
1034 rs6000_constraints to hold the precalculated register class.
1035 ("d" constraint): Ditto.
1036 ("wd" constraint): New constraint for VSX.
1037 ("wf" constraint): Ditto.
1038 ("ws" constraint): Ditto.
1039 ("wa" constraint): Ditto.
1040 ("wZ" constraint): Ditto.
1041 ("j" constraint): Ditto.
1043 * config/rs6000/predicates.md (vsx_register_operand): New
1045 (vfloat_operand): New predicate for vector.md.
1046 (vint_operand): Ditto.
1047 (vlogical_operand): Ditto.
1048 (easy_fp_constant): If VSX, 0.0 is an easy constant.
1049 (easy_vector_constant): Add VSX support.
1050 (altivec_indexed_or_indirect_operand): New predicate for
1051 recognizing Altivec style memory references with AND -16.
1053 * config/rs6000/rs6000.c (rs6000_vector_reload): New static global
1054 for vector secondary reload support.
1055 (rs6000_vector_reg_class): Delete, replacing it with
1057 (rs6000_vsx_reg_class): Ditto.
1058 (rs6000_constraints): New array to hold the register classes of
1059 each of the register constraints that can vary at runtime.
1060 (builtin_mode_to_type): New static array for builtin function type
1062 (builtin_hash_table): New static hash table for builtin function
1064 (TARGET_SECONDARY_RELOAD): Define target hook.
1065 (TARGET_IRA_COVER_CLASSES): Ditto.
1066 (rs6000_hard_regno_nregs_internal): If -mvsx, floating point
1067 registers are 128 bits if VSX memory reference instructions are used.
1068 (rs6000_hard_regno_mode_ok): For VSX, only check if the VSX memory
1070 (rs6000_debug_vector_unit): Move into rs6000_debug_reg_global.
1071 (rs6000_debug_reg_global): Move -mdebug=reg statements here.
1072 Print several of the scheduling related parameters.
1073 (rs6000_init_hard_regno_mode_ok): Switch to putting constraints in
1074 rs6000_constraints instead of rs6000_vector_reg_class. Move
1075 -mdebug=reg code to rs6000_debug_reg_global. Add support for
1076 -mvsx-align-128 debug switch. Drop testing float_p if VSX or
1077 Altivec. Add VSX support. Setup for secondary reload support on
1078 Altivec/VSX registers.
1079 (rs6000_override_options): Make power7 set the scheduling groups
1080 like the power5. Add support for new debug switches to override
1081 the scheduling defaults. Temporarily disable -mcpu=power7 from
1082 setting -mvsx. Add support for debug switches -malways-hint,
1083 -msched-groups, and -malign-branch-targets.
1084 (rs6000_buitlin_conversion): Add support for returning unsigned
1085 vector conversion functions to fix regressions due to stricter
1087 (rs6000_builtin_mul_widen_even): Ditto.
1088 (rs6000_builtin_mul_widen_odd): Ditto.
1089 (rs6000_builtin_vec_perm): Ditto.
1090 (rs6000_vec_const_move): On VSX, use xxlxor to clear register.
1091 (rs6000_expand_vector_init): Initial VSX support for using xxlxor
1093 (rs6000_emit_move): Fixup invalid const symbol_ref+reg that is
1095 (bdesc_3arg): Add builtins for unsigned types. Add builtins for
1096 VSX types for bit operations. Changes to accomidate vector.md.
1097 (bdesc_2arg): Ditto.
1098 (bdesc_1arg): Ditto.
1099 (struct builtin_description_predicates): Rewrite predicate
1100 handling so that RTL describes the operation, instead of passing
1101 the instruction to be used as a string argument.
1102 (bdesc_altivec_preds): Ditto.
1103 (altivec_expand_predicate_builtin): Ditto.
1104 (altivec_expand_builtin): Ditto.
1105 (rs6000_expand_ternop_builtin): Use a switch instead of an if
1106 statement for vsldoi support.
1107 (altivec_expand_ld_builtin): Change to use new names from vector.md.
1108 (altivec_expand_st_builtin): Ditto.
1109 (paired_expand_builtin): Whitespace changes.
1110 (rs6000_init_builtins): Add V2DF/V2DI types. Initialize the
1111 builtin_mode_to_type table for secondary reload. Call
1112 builtin_function_type to build random builtin functions.
1113 (altivec_init_builtins): Change to use builtin_function_type to
1114 create builtin function types dynamically as we need them.
1115 (builtin_hash_function): New support for hashing the tree types
1116 for builtin function as we need it, rather than trying to build
1117 all of the trees that we need. Add initial preliminary VSX support.
1118 (builtin_function_type): Ditto.
1119 (builtin_function_eq): Ditto.
1120 (builtin_hash_struct): Ditto.
1121 (rs6000_init_builtins): Ditto.
1122 (rs6000_common_init_builtins): Ditto.
1123 (altivec_init_builtins): Ditto.
1124 (rs6000_common_init_builtins): Ditto.
1125 (enum reload_reg_type): New enum for simplifing reg classes.
1126 (rs6000_reload_register_type): Simplify register classes into GPR,
1127 Vector, and other registers. Altivec and VSX addresses in reload.
1128 (rs6000_secondary_reload_inner): Ditto.
1129 (rs6000_ira_cover_classes): New target hook, that returns the
1130 appropriate cover classes, based on -mvsx being used or not.
1131 (rs6000_secondary_reload_class): Add VSX support.
1132 (get_vec_cmp_insn): Delete, rewrite vector conditionals.
1133 (get_vsel_insn): Ditto.
1134 (rs6000_emit_vector_compare): Rewrite vector conditional support
1135 so that where we can, we use RTL operators, instead of blindly use
1137 (rs6000_emit_vector_select): Ditto.
1138 (rs6000_emit_vector_cond_expr): Ditto.
1139 (rs6000_emit_minmax): Directly generate min/max under altivec, vsx.
1140 (create_TOC_reference): Add -mdebug=addr support.
1141 (emit_frame_save): VSX loads/stores need register indexed addressing.
1143 * config/rs6000/rs6000.md: Include vector.md.
1145 * config/rs6000/t-rs6000 (MD_INCLUDES): Add vector.md.
1147 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
1148 support for V2DI, V2DF in logical, permute, select operations.
1150 * config/rs6000/rs6000.opt (-mvsx-scalar-double): Add new debug
1151 switch for vsx/power7.
1152 (-mvsx-scalar-memory): Ditto.
1153 (-mvsx-align-128): Ditto.
1154 (-mallow-movmisalign): Ditto.
1155 (-mallow-df-permute): Ditto.
1156 (-msched-groups): Ditto.
1157 (-malways-hint): Ditto.
1158 (-malign-branch-targets): Ditto.
1160 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Delete, use target
1162 (IRA_COVER_CLASSES_PRE_VSX): Cover classes if not -mvsx.
1163 (IRA_COVER_CLASSES_VSX): Cover classes if -mvsx.
1164 (rs6000_vector_reg_class): Delete.
1165 (rs6000_vsx_reg_class): Ditto.
1166 (enum rs6000_reg_class_enum): New enum for the constraints that
1167 vary based on target switches.
1168 (rs6000_constraints): New array to hold the register class for all
1169 of the register constraints that vary based on the switches used.
1170 (ALTIVEC_BUILTIN_*_UNS): Add unsigned builtin functions.
1171 (enum rs6000_builtins): Add unsigned varients for the builtin
1172 declarations returned by target hooks for expanding multiplies,
1173 select, and permute operations. Add VSX builtins.
1174 (enum rs6000_builtin_type_index): Add entries for VSX.
1175 (V2DI_type_node): Ditto.
1176 (V2DF_type_node): Ditto.
1177 (unsigned_V2DI_type_node): Ditto.
1178 (bool_long_type_node): Ditto.
1179 (intDI_type_internal_node): Ditto.
1180 (uintDI_type_internal_node): Ditto.
1181 (double_type_internal_node): Ditto.
1183 * config/rs6000/altivec.md (whole file): Move all expanders to
1184 vector.md from altivec.md. Rename insn matching functions to be
1186 (UNSPEC_VCMP*): Delete, rewrite vector comparisons.
1187 (altivec_vcmp*): Ditto.
1188 (UNSPEC_VPERM_UNS): New, add for unsigned types using vperm.
1189 (VM): New iterator for moves that includes the VSX types.
1190 (altivec_vperm_<mode>): Add VSX types. Add unsigned types.
1191 (altivec_vperm_<mode>_uns): New, for unsigned types.
1192 (altivec_vsel_*): Rewrite vector comparisons and predicate builtins.
1193 (altivec_eq<mode>): Ditto.
1194 (altivec_gt<mode>): Ditto.
1195 (altivec_gtu<mode>): Ditto.
1196 (altivec_eqv4sf): Ditto.
1197 (altivec_gev4sf): Ditto.
1198 (altivec_gtv4sf): Ditto.
1199 (altivec_vcmpbfp_p): Ditto.
1201 2009-07-23 Richard Earnshaw <rearnsha@arm.com>
1203 * arm.md (split for ior/xor with shift and zero-extend): Cast op3 to
1206 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
1209 * config/i386/i386.c (output_387_ffreep): Rewrite to use
1210 ASM_SHORT instead of .word.
1211 * config/i386/i386.md (*tls_global_dynamic_64): Use ASM_SHORT
1212 instead of .word in asm template.
1214 2009-07-22 Vladimir Makarov <vmakarov@redhat.com>
1217 * ira-lives.c (bb_has_abnormal_call_pred): New function.
1218 (process_bb_node_lives): Use it.
1220 * ira.c (setup_cover_and_important_classes): Don't setup
1221 ira_important_class_nums. Add cover classes to the end of
1223 (cover_class_order, comp_reg_classes_func, reorder_important_classes):
1225 (find_reg_class_closure): Use reorder_important_classes.
1227 * config/i386/i386.h (IRA_COVER_CLASSES): Remove.
1229 * config/i386/i386.c (i386_ira_cover_classes): New function.
1230 (TARGET_IRA_COVER_CLASSES): Redefine.
1232 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Add a comment about
1233 importance of order of cover classes in the array.
1235 2009-07-22 Diego Novillo <dnovillo@google.com>
1237 * tree-pass.h (TDF_EH): Define.
1238 * gimple-pretty-print.c (dump_gimple_stmt): If FLAGS
1239 contains TDF_EH, print the EH region number holding GS.
1240 * tree-dump.c (dump_options): Add "eh".
1241 * doc/invoke.texi: Document it.
1243 2009-07-22 Doug Kwan <dougkwan@google.com>
1245 * config/arm/arm.md (subdi3) Copy non-reg values to DImode registers.
1247 2009-07-22 Michael Matz <matz@suse.de>
1249 PR tree-optimization/35229
1250 PR tree-optimization/39300
1252 * tree-ssa-pre.c (includes): Include tree-scalar-evolution.h.
1253 (inhibit_phi_insertion): New function.
1254 (insert_into_preds_of_block): Call it for REFERENCEs.
1255 (init_pre): Initialize and finalize scalar evolutions.
1256 * Makefile.in (tree-ssa-pre.o): Depend on tree-scalar-evolution.h .
1258 2009-07-22 Uros Bizjak <ubizjak@gmail.com>
1260 * config/i386/predicates.md (zero_extended_scalar_load_operand):
1261 Use CONST_VECTOR_NUNITS to determine number of elements.
1263 2009-07-22 Andreas Krebbel <krebbel1@de.ibm.com>
1265 * config/s390/constraints.md (ZQ, ZR, ZS, ZT): New constraints.
1266 (U, W): Constraints are now deprecated and will be removed if we
1268 * config/s390/s390.md (U, W): Replaced with ZQZR, ZSZT throughout
1270 ("prefetch"): Add the stcmh instruction for prefetching.
1271 * config/s390/s390.c (s390_symref_operand_p): Function moved. No
1273 (s390_short_displacement): Return always true if compiling for
1274 machines not providing the long displacement facility.
1275 (s390_mem_constraint): Support the new constraint letter Z.
1276 (s390_check_qrst_address): New function.
1278 2009-07-21 DJ Delorie <dj@redhat.com>
1280 * config/mep/mep.c (mep_legitimize_arg): Leave control registers
1283 2009-07-21 Jason Merrill <jason@redhat.com>
1285 * c-common.c (max_tinst_depth): Increase default to 1024.
1287 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
1289 * config/i386/sse.md (vec_unpacku_float_hi_v4si): New expander.
1290 (vec_unpacku_float_lo_v4si): Ditto.
1292 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
1295 * config/i386/sse.md (sse2_cvtudq2ps): New expander.
1296 (enum ix86_builtins): Add IX86_BUILTIN_CVTUDQ2PS.
1297 (builtin_description): Add __builtin_ia32_cvtudq2ps.
1298 (ix86_vectorize_builtin_conversion): Handle IX86_BUILTIN_CVTUDQ2PS.
1300 2009-07-21 Jakub Jelinek <jakub@redhat.com>
1302 PR tree-optimization/40813
1303 * tree-inline.c (copy_bb): Regimplify RHS after last stmt, not before
1306 2009-07-21 Kaz Kojima <kkojima@gcc.gnu.org>
1308 * config/sh/sh.c (sh_gimplify_va_arg_expr): Wrap the result
1309 with a NOP_EXPR if needed.
1311 2009-07-21 Paul Brook <paul@codesourcery.com>
1313 * tree-vectorizer.c (increase_alignment): Handle nested arrays.
1314 Terminate debug dump with newline.
1316 2009-07-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1318 * pa.c (compute_zdepwi_operands): Limit deposit length to 32 - lsb.
1319 Cast "1" to unsigned HOST_WIDE_INT.
1320 (compute_zdepdi_operands): Limit maximum length to 64 bits. Limit
1321 deposit length to the maximum length - lsb. Extend length if
1322 HOST_BITS_PER_WIDE_INT is 32.
1324 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
1326 * cgraph.h (constant_pool_htab): New function.
1327 (constant_descriptor_tree): Move from varasm.c.
1328 * varasm.c (constant_pool_htab): New function.
1329 (constant_descriptor_tree): Move to cgraph.h.
1331 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
1333 * toplev.c: Invoke FINISH_UNIT callbacks before call to finalize().
1335 2009-07-20 Shujing Zhao <pearly.zhao@oracle.com>
1337 * Makefile.in (TREE_INLINE_H, tree-inline.o, cgraph.o): Remove
1340 2009-07-20 Xinliang David Li <davidxl@google.com>
1342 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add length check.
1344 2009-07-20 Adam Nemet <anemet@caviumnetworks.com>
1346 * config/mips/mips.md (move_type): Add arith.
1347 (type): Handle arith.
1348 (zero_extendsidi2): Rename this into ...
1349 (*zero_extendsidi2): ... this. Don't match if ISA_HAS_EXT_INS.
1350 (zero_extendsidi2): New expander.
1351 (*zero_extendsidi2_dext): New pattern.
1353 2009-07-20 Nick Clifton <nickc@redhat.com>
1355 * config.gcc (mips64-*-*): Add definition of tm_defines in order
1356 to set MIPS_ABI_DEFAULT.
1357 * config/mips/vr.h (MIPS_ABI_DEFAULT): Remove definition.
1359 2009-07-20 Jakub Jelinek <jakub@redhat.com>
1361 * tree-object-size.c (addr_object_size): Handle unions with
1362 array in it as last field of structs in __bos (, 1) as __bos (, 0).
1364 PR tree-optimization/40792
1365 * tree.c (build_function_type_skip_args): Remove bogus assert.
1367 2009-07-20 Jan Hubicka <jh@suse.cz>
1368 Martin Jambor <mjambor@suse.cz>
1370 * cgraph.h (combined_args_to_skip): New field.
1371 * cgraph.c (cgraph_create_virtual_clone): Properly handle
1372 combined_args_to_skip and args_to_skip.
1373 * tree-inline.c (update_clone_info): New function.
1374 (tree_function_versioning): Call update_clone_info.
1375 * cgraphunit.c: (cgraph_materialize_clone): Dump materialized
1377 (cgraph_materialize_all_clones): More extensive dumping, working
1378 with combined_args_to_skip rather than args_to_skip.
1380 2009-07-20 Ira Rosen <irar@il.ibm.com>
1382 * tree-vectorizer.h (vectorizable_condition): Add parameters.
1383 * tree-vect-loop.c (vect_is_simple_reduction): Support COND_EXPR.
1384 (get_initial_def_for_reduction): Likewise.
1385 (vectorizable_reduction): Skip the check of first operand in case
1386 of COND_EXPR. Add check that it is outer loop vectorization if
1387 nested cycle was detected. Call vectorizable_condition() for
1388 COND_EXPR. If reduction epilogue cannot be created do not fail for
1389 nested cycles (if it is not double reduction). Assert that there
1390 is only one type in the loop in case of COND_EXPR. Call
1391 vectorizable_condition() to vectorize COND_EXPR.
1392 * tree-vect-stmts.c (vectorizable_condition): Update comment.
1393 Add parameters. Allow nested cycles if called from
1394 vectorizable_reduction(). Use reduction vector variable if provided.
1395 (vect_analyze_stmt): Call vectorizable_reduction() before
1396 vectorizable_condition().
1397 (vect_transform_stmt): Update call to vectorizable_condition().
1399 2009-07-20 Christian Bruel <christian.bruel@st.com>
1401 * config/sh/sh.opt (-mfmovd): Resurrect and document.
1402 * doc/invoke.texi (-mfmovd): Likewise.
1403 * config/sh/sh.h (TARGET_FMOVD, MASK_FMOVD): Remove default setting.
1405 2009-07-20 Jan Hubicka <jh@suse.cz>
1407 * tree-ssa-dce.c (remove_dead_phis): Only look for abnormal PHIs
1408 when handling SSA name.
1410 2009-07-19 Jan Hubicka <jh@suse.cz>
1412 PR tree-optimization/40676
1413 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do renaming on all
1414 virtual PHIs in empty BBs.
1416 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
1418 * combine.c (make_compound_operation) <SUBREG>: If force_to_mode
1419 re-expanded the compound use gen_lowpart instead to convert to the
1422 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
1424 * combine.c (try_widen_shift_mode): Add COUNT, OUTER_CODE and
1425 OUTER_CONST arguments.
1426 <LSHIFTRT>: Use them to allow widening if the bits shifted in from
1427 the new wider mode will be masked off.
1428 (simplify_shift_const_1): Adjust calls to try_widen_shift_mode.
1430 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
1432 * combine.c (try_widen_shift_mode) <LSHIFTRT>: Allow widening if the
1433 high-order bits are zero.
1435 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
1437 * combine.c (simplify_shift_const_1): Split code to determine
1439 (try_widen_shift_mode): ... here. Allow widening for ASHIFTRT if the
1440 new bits shifted in are identical to the old sign bit.
1442 2009-07-18 Richard Guenther <rguenther@suse.de>
1445 * gimplify.c (gimplify_call_expr): Reject code using results from
1446 functions returning void.
1448 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
1450 * doc/md.texi: Document the new PowerPC "es" constraint.
1451 Document that "m" can include automodified addresses on this target,
1452 and explain how %U must be used. Extend the "Q" and "Z" documentation
1453 to suggest "es" as well as "m".
1454 * config/rs6000/constraints.md (es): New memory constraint.
1455 (Q, Z): Update strings to match new documentation.
1457 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
1459 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Allow any
1460 offset from virtual_stack_vars_rtx and arg_pointer_rtx.
1461 * config/rs6000/predicates.md (volatile_mem_operand): Use
1462 offsettable_nonstrict_memref_p.
1463 * config/rs6000/rs6000.md (*floatsidf2_internal): Remove split check.
1464 (*floatunssidf2_internal): Likewise.
1465 (*fix_truncdfsi2_internal): Likewise.
1466 (*fix_trunctfsi2_internal): Likewise.
1468 2009-07-17 Anatoly Sokolov <aesok@post.ru>
1470 * config/avr/avr-devices.c (avr_mcu_t): Add atmega8u2, atmega16u2 and
1472 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
1474 2009-07-17 Richard Guenther <rguenther@suse.de>
1477 * tree-pass.h (pass_diagnose_omp_blocks): Declare.
1478 (pass_warn_unused_result): Likewise.
1479 (TODO_set_props): Remove.
1480 * omp-low.c (diagnose_omp_structured_block_errors): Change to
1482 (pass_diagnose_omp_blocks): Define.
1483 * c-decl.c (pop_file_scope): Do not finalize the CU here.
1484 (c_gimple_diagnostics_recursively): Remove.
1485 (finish_function): Do not call it.
1486 (c_write_global_declarations): Continue after errors.
1487 Finalize the CU here.
1488 * c-gimplify.c (c_genericize): Do not gimplify here.
1489 * c-common.c (c_warn_unused_result): Move ...
1490 * tree-cfg.c (do_warn_unused_result): ... here.
1491 (run_warn_unused_result): New function.
1492 (gate_warn_unused_result): New function.
1493 (pass_warn_unused_result): New pass.
1494 * c-common.h (c_warn_unused_result): Remove.
1495 * flags.h (flag_warn_unused_result): Declare.
1496 * c-opts.c (c_common_init_options): Enable flag_warn_unused_result.
1497 * opts.c (flag_warn_unused_result): Initialize to false.
1498 * toplev.c (compile_file): Add comment.
1499 * omp-low.c (create_omp_child_function): Do not register
1500 the function with the frontend.
1501 (diagnose_omp_structured_block_errors): Prepare to be
1502 called as optimization pass.
1503 (gate_diagnose_omp_blocks): New function.
1504 (pass_diagnose_omp_blocks): New pass.
1505 * cgraph.h (cgraph_optimize): Remove.
1506 (cgraph_analyze_function): Likewise.
1507 * cgraph.c (cgraph_add_new_function): Gimplify C++ thunks.
1508 * cgraphunit.c (cgraph_lower_function): Lower nested functions
1509 before their parents here.
1510 (cgraph_finalize_function): Not here.
1511 (cgraph_analyze_function): Gimplify functions here.
1512 (cgraph_finalize_compilation_unit): Continue after errors.
1513 Optimize the callgraph from here.
1514 (cgraph_optimize): Make static.
1515 * langhooks.c (write_global_declarations): Finalize the CU.
1516 * gimplify.c (gimplify_asm_expr): Do not emit ASMs with errors.
1517 (gimplify_function_tree): Assert we gimplify only once.
1518 Set PROP_gimple_any property.
1519 * tree-nested.c (gimplify_all_functions): New function.
1520 (lower_nested_functions): Gimplify all nested functions.
1521 * gimple.h (diagnose_omp_structured_block_errors): Remove.
1522 * passes.c (init_optimization_passes): Add pass_warn_unused_result
1523 and pass_diagnose_omp_blocks after gimplification. Do not
1524 set TODO_set_props on all_lowering_passes.
1525 (execute_one_pass): Do not handle TODO_set_props.
1526 * Makefile.in (cgraphunit.o): Add $(TREE_DUMP_H) dependency.
1527 (gimplify.o): Add tree-pass.h dependency.
1528 * tree-inline.c (copy_statement_list): Properly copy STATEMENT_LIST.
1529 (copy_tree_body_r): Properly handle TARGET_EXPR like SAVE_EXPR.
1530 (unsave_r): Likewise.
1531 * c-omp.c (c_finish_omp_atomic): Set DECL_CONTEXT on the
1534 2009-07-17 Sandra Loosemore <sandra@codesourcery.com>
1536 * doc/service.texi (Service): Restore previously removed link,
1537 which isn't broken after all.
1539 2009-07-17 Richard Guenther <rguenther@suse.de>
1541 PR tree-optimization/40321
1542 * tree-ssa-pre.c (add_to_exp_gen): Also add names defined by
1543 PHI nodes to the maximal set.
1544 (make_values_for_phi): Add PHI arguments to the maximal set.
1545 (execute_pre): Dump PHI_GEN and the maximal set.
1547 2009-07-17 Jakub Jelinek <jakub@redhat.com>
1550 * gimplify.c (gimplify_conversion): Don't change non-conversions into
1553 2009-07-16 Sandra Loosemore <sandra@codesourcery.com>
1555 * doc/extend.texi (Nested Functions): Replace broken link with
1557 * doc/service.texi (Service): Remove broken link.
1559 2009-07-16 H.J. Lu <hongjiu.lu@intel.com>
1562 * builtins.c (expand_builtin_memcmp): Use loc instead of
1563 EXPR_LOCATION (exp).
1564 (expand_builtin_strncmp): Likewise.
1566 2009-07-17 Aldy Hernandez <aldyh@redhat.com>
1567 Manuel López-Ibáñez <manu@gcc.gnu.org>
1570 * tree-complex.c, tree-loop-distribution.c, tree.c, tree.h,
1571 builtins.c, fold-const.c, omp-low.c, cgraphunit.c, tree-ssa-ccp.c,
1572 tree-ssa-dom.c, gimple-low.c, expr.c, tree-ssa-ifcombine.c,
1573 c-decl.c, stor-layout.c, tree-if-conv.c, c-typeck.c, gimplify.c,
1574 calls.c, tree-sra.c, tree-mudflap.c, tree-ssa-copy.c,
1575 tree-ssa-forwprop.c, c-convert.c, c-omp.c, varasm.c,
1576 tree-inline.c, c-common.c, c-common.h, gimple.c,
1577 tree-switch-conversion.c, gimple.h, tree-cfg.c, c-parser.c,
1578 convert.c: Add location argument to fold_{unary,binary,ternary},
1579 fold_build[123], build_call_expr, build_size_arg,
1580 build_fold_addr_expr, build_call_array, non_lvalue, size_diffop,
1581 fold_build1_initializer, fold_build2_initializer,
1582 fold_build3_initializer, fold_build_call_array,
1583 fold_build_call_array_initializer, fold_single_bit_test,
1584 omit_one_operand, omit_two_operands, invert_truthvalue,
1585 fold_truth_not_expr, build_fold_indirect_ref, fold_indirect_ref,
1586 combine_comparisons, fold_builtin_*, fold_call_expr,
1587 build_range_check, maybe_fold_offset_to_address, round_up,
1590 2009-07-16 Jason Merrill <jason@redhat.com>
1593 * c-common.c (c_common_reswords): Add __is_standard_layout
1595 * c-common.h (enum rid): Add RID_IS_STD_LAYOUT and RID_IS_TRIVIAL.
1596 * doc/implement-cxx.texi: New.
1597 * doc/gcc.texi: Include it.
1599 2009-07-16 DJ Delorie <dj@redhat.com>
1601 * config/m32c/m32c.c (m32c_compare_redundant): Avoid removing
1602 compares that may be indirectly affected by previous instructions.
1604 2009-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1606 * builtins.c (do_mpc_arg2): New.
1607 (fold_builtin_2): Fold builtin cpow.
1608 * real.h (HAVE_mpc_pow): New.
1610 2009-07-16 Bingfeng Mei <bmei@broadcom.com>
1612 * modulo-sched.c (sms_schedule): stage_count <= 1 as correct
1613 comparison to skip unprofitable schedule
1615 2009-07-16 Simon Baldwin <simonb@google.com>
1617 * gcc.c (option_map): New flag -no-canonical-prefixes.
1618 * (display_help): Print help text for new flag.
1619 * (process_command): Move options translation and language specifics
1620 and handle new flag early. Use it to set a function pointer to a
1621 prefix builder. Replace make_relative_prefix calls with calls to
1622 the function pointed to. Ignore new flag in regular options handling.
1623 * doc/invoke.texi (Overall Options): Documented -no-canonical-prefixes.
1625 2009-07-15 DJ Delorie <dj@redhat.com>
1627 * config/mep/mep.md (sibcall_internal): Change register to avoid
1629 (sibcall_value_internal): Likewise.
1631 2009-07-15 Eric Botcazou <ebotcazou@adacore.com>
1633 PR rtl-optimization/40710
1634 * resource.c (mark_target_live_regs): Reset DF problem to LR.
1636 2009-07-15 Adam Nemet <anemet@caviumnetworks.com>
1638 * config/mips/mips.md (*extenddi_truncate<mode>,
1639 *extendsi_truncate<mode>): Change type attribute to move_type
1640 with shift_shift. Split out code handling exts from here ...
1641 (*extend<GPR:mode>_truncate<SHORT:mode>_exts): ... to this new
1643 (*extendhi_truncateqi): Change type attribute to move_type with
1644 shift_shift. Split out code handling exts from here ...
1645 (*extendhi_truncateqi_exts): ... to this new pattern.
1647 2009-07-15 Uros Bizjak <ubizjak@gmail.com>
1649 * config/i386/sse.md (copysign<mode>3): Use "and-not" SSE instruction
1650 instead of "and" with inverted sign bit mask value. Use
1651 "nonimmediate_operand" for operand 1 and operand 2 predicate.
1652 Allocate registers only for operand 4 and operand 5.
1654 2009-07-15 Jakub Jelinek <jakub@redhat.com>
1657 * fold-const.c (fold_cond_expr_with_comparison): When folding
1658 < and <= to MIN, make sure the MIN uses the same type as the
1659 comparison's operands.
1661 2009-07-15 Richard Earnshaw <rearnsha@arm.com>
1663 * arm.md (ior_xor): New code iterator.
1664 (split for ior/xor with shift and zero-extend): New split pattern.
1665 * arm/predicates.md (subreg_lowpart_operator): New special predicate.
1667 2009-07-15 Richard Guenther <rguenther@suse.de>
1669 * tree-ssa-structalias.c (make_constraint_from_heapvar): Initialize
1672 2009-07-15 Richard Guenther <rguenther@suse.de>
1675 * alias.c (ao_ref_from_mem): Reject FUNCTION_DECL and LABEL_DECL bases.
1677 2009-07-15 Maxim Kuvyrkov <maxim@codesourcery.com>
1679 * config/m68k/linux-unwind.h (m68k_fallback_frame_state): Update to
1680 handle 2.6.30 kernel.
1682 2009-07-15 DJ Delorie <dj@redhat.com>
1684 * config/mep/mep.md (sibcall_internal): Change register to allow
1685 for 24-bit addresses.
1686 (sibcall_value_internal): Likewise.
1688 2009-07-14 Ghassan Shobaki <ghassan.shobaki@amd.com>
1690 * doc/invoke.texi: Added descriptions of the scheduling heuristics
1691 that are enabled/disabled by the flags introduced by a previous patch.
1693 2009-07-14 DJ Delorie <dj@redhat.com>
1695 * config/mep/mep.md (sibcall_internal): Include non-toggling
1697 (sibcall_value_internal): Likewise.
1699 2009-07-14 Taras Glek <tglek@mozilla.com>
1700 Rafael Espindola <espindola@google.com>
1702 * doc/sourcebuild.texi: Document install-plugin target.
1703 * configure.ac: Added install-plugin target to language makefiles.
1704 * configure: Regenerate.
1705 * Makefile.in: (install-plugin): Install more headers,
1706 depend on lang.install-plugin.
1708 2009-07-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
1710 * tree-vrp.c (vrp_evaluate_conditional): Mark strings for
1713 2009-07-14 DJ Delorie <dj@redhat.com>
1715 * config/mep/mep.c (mep_vliw_jmp_match): New function.
1716 * config/mep/mep-protos.h (mep_vliw_jmp_match): Prototype it.
1717 * config/mep/mep.md (sibcall_internal): Change test from
1718 mep_vliw_mode_match to mep_vliw_jmp_match.
1719 (sibcall_value_internal): Likewise.
1721 2009-07-14 Uros Bizjak <ubizjak@gmail.com>
1723 * config/i386/sse.md (copysign<mode>3): New expander.
1724 * config/i386/i386-protos.h (ix86_build_signbit_mask): New prototype.
1725 * config/i386/i386.c (ix86_build_signbit_mask): Make public.
1726 Use ix86_build_const_vector.
1727 (enum ix86_builtins): Add IX86_BUILTIN_CPYSGNPS and
1728 IX86_BUILTIN_CPYSGNPD.
1729 (builtin_description): Add __builtin_ia32_copysignps and
1730 __builtin_ia32_copysignpd.
1731 (ix86_builtin_vectorized_function): Handle BUILT_IN_COPYSIGN
1732 and BUILT_IN_COPYSIGNF.
1734 2009-07-13 Jason Merrill <jason@redhat.com>
1736 * builtins.c (can_trust_pointer_alignment): New fn.
1737 (get_pointer_alignment): Factor it out from here.
1738 * tree.h: Declare it.
1740 2009-07-14 David Edelsohn <edelsohn@gnu.org>
1742 * config/rs6000/predicates.md (offsettable_mem_operand): Test
1745 2009-07-14 Dodji Seketeli <dodji@redhat.com>
1749 * dwarf2.out.c (gen_type_die_with_usage): Added comment.
1751 2009-07-14 Richard Guenther <rguenther@suse.de>
1752 Andrey Belevantsev <abel@ispras.ru>
1755 * cfgexpand.c (partition_stack_vars): Do not bother to update
1756 alias information when not optimizing.
1758 2009-07-14 Richard Guenther <rguenther@suse.de>
1759 Andrey Belevantsev <abel@ispras.ru>
1761 * tree-ssa-alias.h (refs_may_alias_p_1): Declare.
1762 (pt_solution_set): Likewise.
1763 * tree-ssa-alias.c (refs_may_alias_p_1): Export.
1764 * tree-ssa-structalias.c (pt_solution_set): New function.
1765 * final.c (rest_of_clean_state): Free SSA data structures.
1766 * print-rtl.c (print_decl_name): Remove.
1767 (print_mem_expr): Implement in terms of print_generic_expr.
1768 * alias.c (ao_ref_from_mem): New function.
1769 (rtx_refs_may_alias_p): Likewise.
1770 (true_dependence): Query alias-export info.
1771 (canon_true_dependence): Likewise.
1772 (write_dependence_p): Likewise.
1773 * tree-dfa.c (get_ref_base_and_extent): For void types leave
1775 * emit-rtl.c (component_ref_for_mem_expr): Remove.
1776 (mem_expr_equal_p): Use operand_equal_p.
1777 (set_mem_attributes_minus_bitpos): Do not use
1778 component_ref_for_mem_expr.
1779 * cfgexpand.c (add_partitioned_vars_to_ptset): New function.
1780 (update_alias_info_with_stack_vars): Likewise.
1781 (partition_stack_vars): Call update_alias_info_with_stack_vars.
1782 * tree-ssa.c (delete_tree_ssa): Do not release SSA names
1783 explicitly nor clear stmt operands.
1784 Free the decl-to-pointer map.
1785 * tree-optimize.c (execute_free_datastructures): Do not free
1786 SSA data structures here.
1787 * tree-flow.h (struct gimple_df): Add decls_to_pointers member.
1788 * Makefile.in (emit-rtl.o): Add pointer-set.h dependency.
1789 (alias.o): Add tree-ssa-alias.h, pointer-set.h and $(TREE_FLOW_H)
1791 (print-rtl.o): Add $(DIAGNOSTIC_H) dependency.
1793 2009-07-13 DJ Delorie <dj@redhat.com>
1795 * config/mep/mep.h (CC1_SPEC): Tweak parameters to trigger
1796 unrolling at the right iteration count.
1798 * config/mep/mep.c (mep_expand_prologue): Fix frame pointer
1801 2009-07-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
1803 * haifa-sched.c (rank_for_schedule): Introduced flags to
1804 enable/disable individual scheduling heuristics.
1805 * common.opt: Introduced flags to enable/disable individual
1806 heuristics in the scheduler.
1807 * doc/invoke.texi: Introduced flags to enable/disable individual
1808 heuristics in the scheduler.
1810 2009-07-13 Kai Tietz <kai.tietz@onevision.com>
1812 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Remove file
1813 config/i386/mingw-tls.c.
1814 * config/i386/mingw-tls.c: Removed.
1816 2009-07-13 Ira Rosen <irar@il.ibm.com>
1818 * tree-vect-loop.c (get_initial_def_for_reduction): Ensure that the
1819 checks access only relevant statements.
1820 (vectorizable_reduction): Likewise.
1822 2009-07-12 Kai Tietz <kai.tietz@onevision.com>
1824 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Define _X86_
1825 just for 32-bit case.
1827 2009-07-12 Jan Hubicka <jh@suse.cz>
1829 PR tree-optimization/40585
1830 * except.c (expand_resx_expr): When there already is resume
1831 instruction, produce linked list.
1832 (build_post_landing_pads): Assert that resume is empty.
1833 (connect_post_landing_pads): Handle resume lists.
1834 (dump_eh_tree): Dump resume list.
1836 2009-07-12 Ira Rosen <irar@il.ibm.com>
1838 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
1839 with additional argument.
1840 * tree-vectorizer.h (enum vect_def_type): Add
1841 vect_double_reduction_def.
1842 (vect_is_simple_reduction): Add argument.
1843 * tree-vect-loop.c (vect_determine_vectorization_factor): Fix
1845 (vect_analyze_scalar_cycles_1): Detect double reduction. Call
1846 vect_is_simple_reduction with additional argument.
1847 (vect_analyze_loop_operations): Handle exit phi nodes in case of
1849 (reduction_code_for_scalar_code): Handle additional codes by
1850 returning ERROR_MARK for them. Fix comment and indentation.
1851 (vect_is_simple_reduction): Fix comment, add argument to specify
1852 double reduction. Detect double reduction.
1853 (get_initial_def_for_induction): Fix indentation.
1854 (get_initial_def_for_reduction): Fix comment and indentation.
1855 Handle double reduction. Create initial definitions that do not
1856 require adjustment if ADJUSTMENT_DEF is NULL. Handle additional cases.
1857 (vect_create_epilog_for_reduction): Fix comment, add argument to
1858 handle double reduction. Use PLUS_EXPR in case of MINUS_EXPR in
1859 epilogue result extraction. Create double reduction phi node and
1860 replace relevant uses.
1861 (vectorizable_reduction): Call vect_is_simple_reduction with
1862 additional argument. Fix indentation. Update epilogue code treatment
1863 according to the changes in reduction_code_for_scalar_code. Check
1864 for double reduction. Call vect_create_epilog_for_reduction with
1865 additional argument.
1866 * tree-vect-stmts.c (process_use): Handle double reduction, update
1868 (vect_mark_stmts_to_be_vectorized): Handle double reduction.
1869 (vect_get_vec_def_for_operand): Likewise.
1871 2009-07-12 Danny Smith <dansmister@gmail.com>
1873 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't
1874 dllexport if !TREE_PUBLIC.
1875 (i386_pe_maybe_record_exported_symbol): Assert TREE_PUBLIC.
1877 2009-07-11 Anatoly Sokolov <aesok@post.ru>
1879 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Redefine.
1880 (avr_extra_arch_macro) Remove declatation.
1881 * config/avr/avr.c (avr_cpu_cpp_builtins): New function.
1882 (avr_extra_arch_macro) Declare as static.
1883 * config/avr/avr-protos.h (avr_cpu_cpp_builtins): Dclare.
1885 2009-07-11 Jan Hubicka <jh@suse.cz>
1888 * except.c (can_be_reached_by_runtime): Test for NULL aka bitmap.
1890 2009-07-11 Jakub Jelinek <jakub@redhat.com>
1893 * dwarf2out.c (dw_fde_struct): Add in_std_section and
1894 cold_in_std_section bits.
1895 (dwarf2out_begin_prologue): Initialize them.
1896 (dwarf2out_finish): Don't emit FDE range into .debug_ranges
1897 if already covered by text_section or cold_text_section range.
1899 PR rtl-optimization/40667
1900 * defaults.h (MINIMUM_ALIGNMENT): Define if not defined.
1901 * doc/tm.texi (MINIMUM_ALIGNMENT): Document it.
1902 * config/i386/i386.h (MINIMUM_ALIGNMENT): Define.
1903 * config/i386/i386.c (ix86_minimum_alignment): New function.
1904 * config/i386/i386-protos.h (ix86_minimum_alignment): New prototype.
1905 * cfgexpand.c (expand_one_var): Use MINIMIM_ALIGNMENT.
1906 * emit-rtl.c (gen_reg_rtx): Likewise.
1907 * function.c (assign_parms): Likewise. If nominal_type needs
1908 bigger alignment than FUNCTION_ARG_BOUNDARY, use its alignment
1909 rather than passed_type's alignment.
1912 * function.c (assign_parm_setup_stack): Adjust
1913 MEM_OFFSET (data->stack_parm) if promoted_mode is different
1914 from nominal_mode on big endian.
1916 2009-07-11 Paolo Bonzini <bonzini@gnu.org>
1918 * expmed.c (emit_store_flag_1): Fix choice of zero vs. sign extension.
1920 2009-07-10 DJ Delorie <dj@redhat.com>
1922 * config/mep/mep.c (mep_can_inline_p): Correct logic, and simplify.
1924 2009-07-10 Mark Mitchell <mark@codesourcery.com>
1926 * config/arm/thumb2.md (thumb2_cbz): Correct computation of length
1928 (thumb2_cbnz): Likewise.
1930 2009-07-10 David Daney <ddaney@caviumnetworks.com>
1933 * config.gcc (supported_defaults): Add synci.
1934 (with_synci): Add validation.
1935 (all_defaults): Add synci.
1936 * config/mips/mips.md (clear_cache): Use TARGET_SYNCI instead of
1939 * config/mips/mips.opt (msynci): New option.
1940 * config/mips/mips.c (mips_override_options): Warn on use of
1941 -msynci for targets that do now support it.
1942 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
1944 * gcc/doc/invoke.texi (-msynci): Document the new option.
1945 * doc/install.texi (--with-synci): Document the new option.
1947 2009-07-10 Richard Guenther <rguenther@suse.de>
1949 PR tree-optimization/40496
1950 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Create
1951 the PHI result with a compatible type.
1953 2009-07-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
1957 * c.opt (Wunused-result): New.
1958 * doc/invoke.texi: Document it.
1959 * c-common.c (c_warn_unused_result): Use it.
1961 2009-07-09 DJ Delorie <dj@redhat.com>
1963 * targhooks.c (default_target_can_inline_p): Rename from
1964 default_target_option_can_inline_p.
1965 * targhooks.h (default_target_can_inline_p): Likewise.
1966 * target-def.h (TARGET_CAN_INLINE_P): Rename from
1967 TARGET_OPTION_CAN_INLINE_P.
1968 * config/i386/i386.c (TARGET_CAN_INLINE_P): Likewise.
1969 * config/mep/mep.c (TARGET_CAN_INLINE_P): Likewise.
1970 (mep_target_can_inline_p): Rename from
1971 mep_target_option_can_inline_p.
1974 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Add coprocessor
1975 registers used to pass vectors.
1977 * config/mep/mep.c (mep_option_can_inline_p): Remove error call.
1979 2009-07-09 Tom Tromey <tromey@redhat.com>
1981 * unwind-dw2-fde-darwin.c: Include dwarf2.h.
1982 * config/mmix/mmix.c: Include dwarf2.h.
1983 * config/rs6000/darwin-fallback.c: Include dwarf2.h.
1984 * config/xtensa/unwind-dw2-xtensa.c: Include dwarf2.h.
1985 * config/sh/sh.c: Include dwarf2.h.
1986 * config/i386/i386.c: Include dwarf2.h.
1987 * Makefile.in (DWARF2_H): Remove 'elf'.
1988 * except.c: Include dwarf2.h.
1989 * unwind-dw2.c: Include dwarf2.h.
1990 * dwarf2out.c: Include dwarf2.h.
1991 * unwind-dw2-fde-glibc.c: Include dwarf2.h.
1992 * unwind-dw2-fde.c: Include dwarf2.h.
1993 * dwarf2asm.c: Include dwarf2.h.
1995 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
1997 * haifa-sched.c (insn_finishes_cycle_p): New static function.
1998 (max_issue): Use it.
1999 * sched-int.h (struct sched_info: insn_finishes_block_p): New
2001 * sched-rgn.c (rgn_insn_finishes_block_p): Implement it.
2002 (region_sched_info): Update.
2003 * sched-ebb.c (ebb_sched_info): Update.
2004 * modulo-sched.c (sms_sched_info): Update.
2005 * sel-sched-ir.c (sched_sel_haifa_sched_info): Update.
2007 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
2009 * varasm.c (build_constant_desc): Don't share RTL in pool entries.
2011 2009-07-09 Basile Starynkevitch <basile@starynkevitch.net>
2013 * plugin.c (try_init_one_plugin): passes RTLD_GLOBAL to dlopen.
2015 2009-07-09 Jakub Jelinek <jakub@redhat.com>
2018 * fold-const.c (fold_cond_expr_with_comparison): Don't replace
2019 arg1 with arg01 if arg1 is already INTEGER_CST.
2021 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
2023 * simplify-rtx.c (simplify_binary_operation_1) <AND>:
2024 Transform (and (truncate)) into (truncate (and)).
2026 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
2028 * combine.c (make_extraction): Check TRULY_NOOP_TRUNCATION before
2029 creating LHS paradoxical subregs. Fix surrounding returns to
2030 use NULL_RTX rather than 0.
2032 2009-07-08 DJ Delorie <dj@redhat.com>
2034 * config/mep/mep.c: (mep_option_can_inline_p): New.
2035 (TARGET_OPTION_CAN_INLINE_P): Define.
2037 2009-07-08 Mark Wielaard <mjw@redhat.com>
2040 * dwarf2out.c (add_data_member_location_attribute): When we have
2041 only a constant offset don't emit a new location description using
2042 DW_OP_plus_uconst, but just add the constant with add_AT_int, when
2045 2009-07-08 Richard Henderson <rth@redhat.com>
2048 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move to i386.c.
2049 (enum reg_class): Add CLOBBERED_REGS.
2050 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Likewise.
2051 * config/i386/i386.c (ix86_conditional_register_usage): Moved
2052 from CONDITIONAL_REGISTER_USAGE; build CLOBBERED_REGS for 64-bit.
2053 (ix86_function_ok_for_sibcall): Tidy. Disallow MS->SYSV sibcalls.
2054 (ix86_expand_call): Use sibcall_insn_operand when needed. Don't
2055 force 64-bit sibcalls into R11.
2056 * config/i386/constraints.md (U): New constraint.
2057 * config/i386/i386.md (sibcall_1, sibcall_value_1): Use it.
2058 (sibcall_1_rex64, sibcall_value_1_rex64): Likewise.
2059 (sibcall_1_rex64_v, sibcall_value_1_rex64_v): Remove.
2061 2009-07-08 Shujing Zhao <pearly.zhao@oracle.com>
2063 * basic-block.h (dump_regset, debug_regset): Remove duplicate
2065 * c-objc-common.h (c_initialize_diagnostics): Ditto.
2066 * ebitmap.h (dump_ebitmap): Ditto.
2067 * optabs.h (optab_libfunc): Ditto.
2068 * tree.h (tree_expr_nonzero_warnv_p): Ditto.
2069 * tree-flow.h (vect_can_force_dr_alignment_p,
2070 get_vectype_for_scalar_type): Ditto.
2071 (vectorize_loops): Move prototype to ...
2072 * tree-vectorizer.h: ... here. Also, adjust comment.
2073 (vect_set_verbosity_level): Remove duplicate prototype.
2074 * tree-ssa-loop.c: Include tree-vectorizer.h.
2075 * Makefile.in (tree-ssa-loop.o): Depend on tree-vectorizer.h.
2077 2009-07-08 Nick Clifton <nickc@redhat.com>
2079 * config/i386/unix.h (ASM_COMMENT_START): Add a space after the
2082 2009-07-08 DJ Delorie <dj@redhat.com>
2084 * config/mep/mep-ivc2.cpu (cpmovtocsar0_C3, cpmovtocsar1_C3,
2085 cpmovtocc_C3, cpmovtocsar0_P0S_P1, cpmovtocsar1_P0S_P1,
2086 cpmovtocc_P0S_P1): Mark volatile. Note which registers are
2088 * config/mep/intrinsics.md: Regenerated.
2089 * config/mep/mep.c (mep_interrupt_saved_reg): Save IVC2 control
2090 registers when asm() or calls are detected.
2092 2009-07-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
2095 * gimplify.c (gimplify_expr): Propagate no_warning flag when
2097 * gimple (gimple_build_call_from_tree): Likewise.
2098 * tree-cfg.c (remove_useless_stmts_warn_notreached): Check
2099 no_warning flag before warning.
2101 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
2103 * tree.c (set_expr_locus): Remove.
2104 * tree.h (EXPR_LOCUS,SET_EXPR_LOCUS,set_expr_locus): Remove.
2105 * c-typeck.c (c_finish_stmt_expr): Replace EXPR_LOCUS by
2107 * gimplify.c (internal_get_tmp_var): Likewise.
2108 (gimplify_call_expr): Likewise.
2109 (gimplify_one_sizepos): Likewise.
2111 2009-07-07 Eric Botcazou <ebotcazou@adacore.com>
2114 * dbxout.c (dbxout_symbol) <PARM_DECL>: Deal with parameters pointing
2115 to variables for debugging purposes.
2117 2009-06-23 Mark Loeser <mark@halcy0n.com>
2120 * Makefile.in (gcc.pod): Depend on gcc-vers.texi.
2122 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
2124 * pretty-print.c (pp_base_format): Remove %J.
2125 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
2126 gcc_cxxdiag_char_table): Likewise.
2127 (init_dynamic_diag_info): Likewise.
2129 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
2131 * pretty-print.c (pp_base_format): Remove %H.
2132 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
2133 gcc_cxxdiag_char_table): Likewise.
2134 (init_dynamic_diag_info): Likewise.
2135 * config/mep/mep.c (mep_select_section): Likewise.
2137 2009-07-07 Duncan Sands <baldrick@free.fr>
2139 * final.c (pass_clean_state): Give the pass a name.
2140 * passes.c (pass_rest_of_compilation): Likewise.
2141 * tree-optimize.c (pass_all_optimizations): Likewise.
2143 2009-07-07 H.J. Lu <hongjiu.lu@intel.com>
2145 * config/ia64/ia64.c (ia64_handle_model_attribute): Remove
2146 an extra 'decl' for error_at.
2148 2009-07-07 Jakub Jelinek <jakub@redhat.com>
2151 * tree-tailcall.c (adjust_return_value_with_ops,
2152 create_tailcall_accumulator): Set DECL_GIMPLE_REG_P on the temporary
2153 if it has complex or vector type.
2155 2009-07-07 Olivier Hainque <hainque@adacore.com>
2157 * config/alpha/t-osf4 (SHLIB_LINK): Do not hide the dummy weak
2160 2009-07-07 Basile Starynkevitch <basile@starynkevitch.net>
2162 * Makefile.in: added more lists of includes to PLUGIN_HEADERS.
2164 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
2166 * cgraphunit.c: Replace %J by an explicit location. Update all calls.
2167 * c-decl.c: Likewise.
2168 * function.c: Likewise.
2169 * varasm.c: Likewise.
2170 * tree-ssa.c: Likewise.
2171 * c-common.c: Likewise.
2172 * tree-cfg.c: Likewise.
2173 * config/spu/spu.c: Likewise.
2174 * config/ia64/ia64.c: Likewise.
2175 * config/v850/v850.c: Likewise.
2177 2009-07-06 DJ Delorie <dj@redhat.com>
2179 * config/mep/mep-core.cpu (fsft, ssarb): Mark as VOLATILE.
2180 * config/mep/mep-ivc2.cpu (many): Add VOLATILE to more insns that make
2181 unspecified accesses to control registers.
2182 * config/mep/intrinsics.md: Regenerate.
2183 * config/mep/intrinsics.h: Regenerate.
2184 * config/mep/mep-intrin.h: Regenerate.
2186 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
2188 * c-lex.c: Replace %H by an explicit location. Update all calls.
2189 * c-common.c: Likewise.
2190 * c-decl.c: Likewise.
2191 * c-typeck.c: Likewise.
2192 * fold-const.c: Likewise.
2193 * gimplify.c: Likewise.
2195 * tree-cfg.c: Likewise.
2196 * tree-ssa-loop-niter.c: Likewise.
2197 * tree-vrp.c: Likewise.
2198 * value-prof.c: Likewise.
2200 2009-07-06 Diego Novillo <dnovillo@google.com>
2202 * tree-dfa.c (dump_variable): Write DECL_INITIAL for VAR
2203 if it has one. Handle cases where VAR does not have an
2204 annotation or cfun is NULL.
2206 2009-07-06 Diego Novillo <dnovillo@google.com>
2208 * tree.c: Include debug.h.
2209 (initialize_tree_contains_struct): New.
2210 (init_ttree): Call it.
2211 (tree_node_structure_for_code): Factor out of ...
2212 (tree_node_structure): ... here.
2213 * treestruct.def (TS_PHI_NODE): Remove.
2214 (TS_GIMPLE_STATEMENT): Remove.
2216 2009-07-06 Diego Novillo <dnovillo@google.com>
2218 * tree-pretty-print.c (dump_generic_node): Protect against NULL op0.
2219 (debug_tree_chain): Handle cycles.
2221 2009-07-06 Nick Clifton <nickc@redhat.com>
2222 DJ Delorie <dj@redhat.com>
2224 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
2225 __FMOVD_ENABLED__ is defined.
2227 (TARGET_FMOVD): Provide a default definition.
2228 (MASK_FMOVD): Likewise.
2229 (TARGET_CPU_CPP_BUILTINS): Define
2230 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
2231 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
2232 two fmov instructions depending upon whether TARGET_FMOVD is enabled.
2233 (split for DF load from memory into register): Also handle
2234 MEMs which consist of REG+DISP addressing.
2235 (split for DF store from register to memory): Likewise.
2236 (movsf_ie): Always use single fp_mode.
2237 * config/sh/sh.c (sh_override_options): Do not automatically
2238 enable TARGET_MOVD for the SH2A when supporting doubles - leave
2239 that to the -mfmovd command line switch.
2240 (broken_move): Do not restrict fldi test to only the SH4 and SH4A.
2241 (fldi_ok): Always allow.
2242 * config/sh/sh.opt (mfmovd): Remove this switch.
2243 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
2245 2009-07-06 J"orn Rennecke <joern.rennecke@arc.com>
2246 Kaz Kojima <kkojima@gcc.gnu.org>
2248 PR rtl-optimization/30807
2249 * postreload.c (reload_combine): For every new use of REG_SUM,
2250 record the use of BASE.
2252 2009-07-06 Jan Hubicka <jh@suse.cz>
2254 * params.def: Revert my accidental commit at 2009-06-30.
2256 2009-07-04 Ian Lance Taylor <iant@google.com>
2259 * config/i386/msformat-c.c (mingw_format_attributes): Declare as
2261 (mingw_format_attribute_overrides): Likewise.
2263 2009-07-04 Jakub Jelinek <jakub@redhat.com>
2266 * dwarf2out.c (based_loc_descr): For crtl->stack_realign_tried
2267 don't check cfa.reg. Instead of cfa.indirect use
2268 fde && fde->drap_reg != INVALID_REGNUM test.
2270 2009-07-04 Eric Botcazou <ebotcazou@adacore.com>
2272 * postreload.c (reload_combine): Replace CONST_REG with INDEX_REG.
2274 2009-07-03 Vladimir Makarov <vmakarov@redhat.com>
2277 * ira.c (build_insn_chain): Use DF_LR_OUT instead of df_get_live_out.
2279 2009-07-03 Richard Guenther <rguenther@suse.de>
2281 PR tree-optimization/40640
2282 * tree-switch-conversion.c (build_arrays): Perform arithmetic
2285 2009-07-03 Jan Hubicka <jh@suse.cz>
2287 * ipa-inline.c (cgraph_decide_inlining_incrementally): When optimizing
2288 for size, reduce amount of inlining.
2290 2009-07-03 Richard Guenther <rguenther@suse.de>
2293 * tree-chrec.c (chrec_convert_1): Fold (T2)(t +- x) to (T2)t +- (T2)x
2294 if t +- x is known to not overflow and the conversion widens the
2296 * Makefile.in (tree-chrec.o): Add $(FLAGS_H) dependency.
2298 2009-07-03 Jan Hubicka <jh@suse.cz>
2300 * ipa-pure-const.c (analyze): Update loop optimizer init.
2301 * tree-ssa-loop-iv-canon.c (empty_loop_p, remove_empty_loop,
2302 try_remove_empty_loop, remove_empty_loops): Remove.
2303 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): Remove.
2304 * tree-ssa-dce.c (find_obviously_necessary_stmts): Use finiteness info
2305 to mark regular loops as neccesary.
2306 (degenerate_phi_p): New function.
2307 (propagate_necessity, remove_dead_phis): Use it.
2308 (forward_edge_to_pdom): Likewise.
2309 (eliminate_unnecessary_stmts): Take care to remove uses of results of
2310 virtual PHI nodes that became unreachable.
2311 (perform_tree_ssa_dce): Initialize/deinitialize loop optimizer.
2312 * tree-flow.h (remove_empty_loops): Remove.
2313 * passes.c (init_optimization_passes): Remove.
2315 2009-07-03 Uros Bizjak <ubizjak@gmail.com>
2317 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1): Use
2318 can_create_pseudo_p.
2319 (*fix_trunc<mode>_i387_1): Ditto.
2320 (*floathi<mode>2_1): Ditto.
2321 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): Ditto.
2322 (*fistdi2_1): Ditto.
2323 (*fist<mode>2_1): Ditto.
2324 (frndintxf2_floor): Ditto.
2325 (*fist<mode>2_floor_1): Ditto.
2326 (frndintxf2_ceil): Ditto.
2327 (*fist<mode>2_ceil_1): Ditto.
2328 (frndintxf2_trunc): Ditto.
2329 (frndintxf2_mask_pm): Ditto.
2330 (fxam<mode>2_i387_with_temp): Ditto.
2331 * config/i386/sse.md (mulv16qi3): Ditto.
2332 (*sse2_mulv4si3): Ditto.
2334 (sse4_2_pcmpestr): Ditto.
2335 (sse4_2_pcmpistr): Ditto.
2337 2009-07-03 Jan Hubicka <jh@suse.cz>
2339 * tree-ssa-dce.c (bb_contains_live_stmts): New bitmap.
2340 (mark_stmt_necessary): Set it.
2341 (mark_operand_necessary): Set it.
2342 (mark_control_dependent_edges_necessary): Set it.
2343 (mark_virtual_phi_result_for_renaming): New function.
2344 (get_live_post_dom): New function.
2345 (forward_edge_to_pdom): New function.
2346 (remove_dead_stmt): Fix handling of control dependences.
2347 (tree_dce_init): Init new bitmap.
2348 (tree_dce_done): Free it.
2350 2009-07-02 Richard Guenther <rguenther@suse.de>
2353 * tree-ssa-structalias.c (new_var_info): Initialize
2356 2009-07-02 Jan Hubicka <jh@suse.cz>
2358 * ipa-pure-const.c (check_op): Use PTA info to see if indirect_ref is
2361 2009-07-02 Paolo Bonzini <bonzini@gnu.org>
2363 * expmed.c (emit_cstore, emit_store_flag_1): Accept target_mode
2364 instead of recomputing it. Adjust calls.
2365 (emit_store_flag): Adjust recursive calls.
2367 2009-07-02 Richard Guenther <rguenther@suse.de>
2369 * tree-ssa-live.c (remove_unused_locals): Do not remove
2371 * tree-ssa-structalias.c (handle_lhs_call): Delay setting
2372 of DECL_EXTERNAL for HEAP variables.
2373 (compute_points_to_sets): Set DECL_EXTERNAL for escaped
2374 HEAP variables. Do not adjust RESTRICT vars.
2375 (find_what_var_points_to): Nobody cares if something
2378 2009-07-02 Ben Elliston <bje@au.ibm.com>
2380 * unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Move
2381 pc_low and pc_high declarations to the top of the function.
2383 2009-07-01 DJ Delorie <dj@redhat.com>
2385 * config/mep/mep.c (mep_handle_option): Leave IVC2 control
2387 (mep_interrupt_saved_reg): Save appropriate IVC2 control registers.
2388 * config/mep/mep-ivc2.cpu: Add VOLATILE to insns that make
2389 unspecified accesses to control registers.
2390 * config/mep/intrinsics.md: Regenerate.
2391 * config/mep/intrinsics.h: Regenerate.
2392 * config/mep/mep-intrin.h: Regenerate.
2394 2009-07-01 Anthony Green <green@moxielogic.com>
2396 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
2397 instruction when possible.
2398 (moxie_expand_prologue): Ditto. Also, save an instruction and
2399 some complexity by popping off of $r12 instead of $sp.
2400 * config/moxie/moxie.md (movsi_pop): Don't assume $sp. Take two
2403 2009-07-01 Richard Henderson <rth@redhat.com>
2406 * function.c (reposition_prologue_and_epilogue_notes): If epilogue
2407 contained no insns, reposition note before last insn.
2409 2009-07-01 Richard Henderson <rth@redhat.com>
2412 * dwarf2out.c (def_cfa_1): Revert 2009-06-11 change for
2413 DW_CFA_def_cfa_offset and DW_CFA_def_cfa.
2415 2009-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
2418 * config/rs6000/rs6000.c (print_operand): Undo change that breaks
2419 darwin9 for printing reg addresses with %y.
2421 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
2423 * combine.c (force_to_mode): Handle TRUNCATE. Factor out
2424 truncation from operands in binary operations.
2426 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
2429 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
2430 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
2431 subreg of op0 to the original op0.
2433 * expmed.c (store_bit_field_1): Use a temporary as the destination
2434 instead of a paradoxical subreg when we need to truncate the result.
2436 2009-07-01 DJ Delorie <dj@redhat.com>
2438 * config/mep/mep-ivc2.cpu (cmov, cmovc, cmovh): Add intrinsic
2439 names to VLIW variants.
2440 (ivc2rm, ivc2crn): Make data type consistent with non-VLIW variants.
2441 * config/mep/intrinsics.md: Regenerate.
2442 * config/mep/intrinsics.h: Regenerate.
2443 * config/mep/mep-intrin.h: Regenerate.
2445 2009-07-01 Jakub Jelinek <jakub@redhat.com>
2448 * jump.c (returnjump_p): Revert last patch.
2449 * dwarf2out.c (dwarf2out_begin_epilogue): Handle SEQUENCEs.
2451 2009-07-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2454 * pa.md (casesi32p): Use jump table label to determine the offset
2456 (casesi64p): Likewise.
2458 * pa.c (forward_branch_p): Return bool type. Use instruction
2459 addresses when available. Assert that INSN has a jump label.
2460 (pa_adjust_insn_length): Don't call forward_branch_p if INSN doesn't
2463 2009-07-01 Richard Guenther <rguenther@suse.de>
2465 PR tree-optimization/19831
2466 * tree-ssa-dce.c (propagate_necessity): Calls to functions
2467 that only act as barriers do not make any previous stores necessary.
2468 * tree-ssa-structalias.c (handle_lhs_call): Delay making
2469 HEAP variables global, do not add a constraint from nonlocal.
2470 (find_func_aliases): Handle escapes through return statements.
2471 (compute_points_to_sets): Make escaped HEAP variables global.
2473 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
2476 * expmed.c (emit_store_flag): Perform a conversion if necessary,
2477 after reducing a DImode cstore to SImode.
2479 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
2481 * expr.c (expand_expr_real_1): Reinstate fallthrough to
2482 TRUTH_ANDIF_EXPR if do_store_flag returns NULL.
2484 2009-07-01 Maciej W. Rozycki <macro@linux-mips.org>
2486 * config/vax/vax.h (TARGET_BSD_DIVMOD): New macro. Set to 1.
2487 * config/vax/linux.h (TARGET_BSD_DIVMOD): New macro. Redefine the
2489 * config/vax/vax.c (vax_init_libfuncs): Only redefine udiv_optab
2490 and umod_optab if TARGET_BSD_DIVMOD.
2491 * config/vax/lib1funcs.asm: New file.
2492 * config/vax/t-linux: New file.
2493 * config.gcc (vax-*-linux*): Set tmake_file to vax/t-linux.
2495 2009-06-30 Jakub Jelinek <jakub@redhat.com>
2498 * convert.c (convert_to_integer) <case COND_EXPR>: Don't convert
2499 to type arguments that have void type.
2502 * dwarf2out.c (gen_formal_parameter_die): Call
2503 equate_decl_number_to_die if node is different from origin.
2505 2009-06-30 Anthony Green <green@moxielogic.com>
2507 Clean up moxie port for --enable-build-with-cxx.
2508 * config/moxie/moxie.c (moxie_function_value): First two
2509 parameters are const_tree, not tree.
2510 * config/moxie/moxie.h (enum reg_class): Rename CC_REG to CC_REGS.
2511 (REG_CLASS_NAMES): Ditto.
2512 (REGNO_REG_CLASS): Ditto.
2513 * config/moxie/moxie-protos.h (moxie_override_options): Declare.
2514 (moxie_function_value): Fix constyness of arguments.
2516 2009-06-30 Eric Botcazou <ebotcazou@adacore.com>
2518 * cgraphunit.c (cgraph_finalize_compilation_unit): Call
2519 finalize_size_functions before further processing.
2520 * stor-layout.c: Include cgraph.h, tree-inline.h and tree-dump.h.
2521 (variable_size): Call self_referential_size on size expressions
2522 that contain a PLACEHOLDER_EXPR.
2523 (size_functions): New static variable.
2524 (copy_self_referential_tree_r): New static function.
2525 (self_referential_size): Likewise.
2526 (finalize_size_functions): New global function.
2527 * tree.c: Include tree-inline.h.
2528 (push_without_duplicates): New static function.
2529 (find_placeholder_in_expr): New global function.
2530 (substitute_in_expr) <tcc_declaration>: Return the replacement object
2532 <tcc_expression>: Likewise.
2533 <tcc_vl_exp>: If the replacement object is a constant, try to inline
2534 the call in the expression.
2535 * tree.h (finalize_size_functions): Declare.
2536 (find_placeholder_in_expr): Likewise.
2537 (FIND_PLACEHOLDER_IN_EXPR): New macro.
2538 (substitute_placeholder_in_expr): Update comment.
2539 * tree-inline.c (remap_decl): Do not unshare trees if do_not_unshare
2541 (copy_tree_body_r): Likewise.
2542 (copy_tree_body): New static function.
2543 (maybe_inline_call_in_expr): New global function.
2544 * tree-inline.h (struct copy_body_data): Add do_not_unshare field.
2545 (maybe_inline_call_in_expr): Declare.
2546 * Makefile.in (tree.o): Depend on TREE_INLINE_H.
2547 (stor-layout.o): Depend on CGRAPH_H, TREE_INLINE_H, TREE_DUMP_H and
2550 2009-06-30 Richard Guenther <rguenther@suse.de>
2552 * tree-ssa-dce.c (mark_all_reaching_defs_necessary_1): Always
2554 (propagate_necessity): Do not mark reaching defs of stores
2557 2009-06-30 Jan Hubicka <jh@suse.cz>
2559 * cfgloopanal.c (check_irred): Move into ...
2560 (mark_irreducible_loops): ... here; return true if ireducible
2562 * ipa-pure-const.c: Include cfgloop.h and tree-scalar-evolution.h
2563 (analyze_function): Try to prove loop finiteness.
2564 * cfgloop.h (mark_irreducible_loops): Update prototype.
2565 * Makefile.in (ipa-pure-const.o): Add dependency on SCEV and CFGLOOP.
2567 2009-06-30 Basile Starynkevitch <basile@starynkevitch.net>
2569 * Makefile.in (PLUGIN_HEADERS): added ggc, tree-dump, pretty-print.
2571 2009-06-30 Ira Rosen <irar@il.ibm.com>
2573 PR tree-optimization/40542
2574 * tree-vect-stmts.c (vect_analyze_stmt): Don't vectorize volatile
2577 2009-06-30 Martin Jambor <mjambor@suse.cz>
2579 PR tree-optimization/40582
2580 * tree-sra.c (build_ref_for_offset_1): Use types_compatible_p rather
2581 than useless_type_conversion_p.
2582 (generate_subtree_copies): Increment sra_stats.subtree_copies at a
2585 2009-06-30 Martin Jambor <mjambor@suse.cz>
2588 * tree-sra.c (sra_modify_expr): Add access->offset to start_offset.
2590 2009-06-30 Richard Guenther <rguenther@suse.de>
2592 * tree-ssa-alias.c (walk_aliased_vdefs_1): Change interface to
2593 use ao_ref references.
2594 (walk_aliased_vdefs): Likewise.
2595 * tree-ssa-alias.h (walk_aliased_vdefs): Adjust prototype.
2596 * tree-ssa-dce.c (struct ref_data): Remove.
2597 (mark_aliased_reaching_defs_necessary_1): Use the ao_ref argument.
2598 (mark_aliased_reaching_defs_necessary): Adjust.
2599 (mark_all_reaching_defs_necessary_1): Likewise.
2601 2009-06-30 Paolo Bonzini <bonzini@gnu.org>
2604 * expmed.c (emit_cstore): New name of emit_store_flag_1.
2605 (emit_store_flag_1): Extract from emit_store_flag, adjust
2606 calls to (what now is) emit_cstore.
2607 (emit_store_flag): Call emit_store_flag_1 and also use it
2608 for what used to be recursive calls.
2610 2009-06-30 Wei Guozhi <carrot@google.com>
2613 * tree-ssa-sink.c (statement_sink_location): Stop sinking expression
2614 if the target bb post dominates from bb.
2615 * config/i386/i386.c (memory_address_length): Check existence of base
2616 register before using it.
2618 2009-06-30 Nick Clifton <nickc@redhat.com>
2619 DJ Delorie <dj@redhat.com>
2621 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
2622 __FMOVD_ENABLED__ is defined.
2624 (TARGET_FMOVD): Provide a default definition.
2625 (MASK_FMOVD): Likewise.
2626 (TARGET_CPU_CPP_BUILTINS): Define
2627 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
2628 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
2629 two fmov instructions depending upon whether TARGET_FMOVD is
2631 (split for DF load from memory into register): Also handle
2632 MEMs which consist of REG+DISP addressing.
2633 (split for DF store from register to memory): Likewise.
2634 * config/sh/sh.opt (mfmovd): Remove this switch.
2635 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
2636 * config/sh/sh.c (sh_override_options): Do not automatically
2637 enable TARGET_MOVD for the SH2A when supporting doubles - leave
2638 that to the -mfmovd command line switch.
2640 * config/sh/sh.c (broken_move): Do not restrict fldi test to only
2642 (fldi_ok): Always allow.
2643 * config/sh/sh.md (movsf_ie): Always use single fp_mode.
2645 2009-06-29 DJ Delorie <dj@redhat.com>
2647 * doc/install.texi (mep-x-elf): Correct chip's full name.
2649 2009-06-29 H.J. Lu <hongjiu.lu@intel.com>
2651 * doc/extend.texi: Fix typo.
2653 2009-06-29 Tom Tromey <tromey@redhat.com>
2656 * Makefile.in (DWARF2_H): New variable.
2658 (dwarf2out.o): Likewise.
2659 (dwarf2asm.o): Likewise.
2660 * config/i386/t-i386: Use DWARF2_H.
2661 * except.c: Include elf/dwarf2.h.
2662 * unwind-dw2.c: Include elf/dwarf2.h.
2663 * dwarf2out.c: Include elf/dwarf2.h.
2664 (dw_loc_descr_struct) <dw_loc_opc>: Now a bitfield.
2665 <dtprel>: New field.
2666 (dwarf_stack_op_name): Don't handle INTERNAL_DW_OP_tls_addr.
2667 (size_of_loc_descr): Likewise.
2668 (output_loc_operands_raw): Likewise.
2669 (output_loc_operands): Handle new dtprel field.
2670 (loc_checksum): Update.
2671 (loc_descriptor_from_tree_1) <VAR_DDECL>: Set dtprel field.
2672 * unwind-dw2-fde-glibc.c: Include elf/dwarf2.h.
2673 * unwind-dw2-fde.c: Include elf/dwarf2.h.
2674 * dwarf2asm.c: Include elf/dwarf2.h.
2675 * unwind-dw2-fde-darwin.c: Include elf/dwarf2.h.
2676 * config/mmix/mmix.c: Include elf/dwarf2.h.
2677 * config/rs6000/darwin-fallback.c: Include elf/dwarf2.h.
2678 * config/xtensa/unwind-dw2-xtensa.c: Include elf/dwarf2.h.
2679 * config/sh/sh.c: Include elf/dwarf2.h.
2680 * config/i386/i386.c: Include elf/dwarf2.h.
2682 2009-06-29 DJ Delorie <dj@redhat.com>
2684 * config/mep/mep.h (CPP_SPEC): Remove __cop macro.
2686 * doc/extend.texi: Add MeP attributes and pragmas.
2687 * doc/invoke.text: Add MeP Options.
2688 * doc/contrib.texi: Add MeP contribution.
2689 * doc/md.texi: Add MeP constraints.
2690 * doc/install.texi: Add MeP target.
2692 2009-06-30 Anatoly Sokolov <aesok@post.ru>
2694 * target.h (struct gcc_target): Add frame_pointer_required field.
2695 * target-def.h (TARGET_FRAME_POINTER_REQUIRED): New.
2696 (TARGET_INITIALIZER): Use TARGET_FRAME_POINTER_REQUIRED.
2697 * ira.c (setup_eliminable_regset): Use frame_pointer_required target
2699 * reload1.c (update_eliminables): (Ditto.).
2700 * gcc/system.h (FRAME_POINTER_REQUIRED): Poison.
2701 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
2702 (INITIAL_FRAME_POINTER_OFFSET): (Ditto.).
2704 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Remove macro.
2706 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Remove macro.
2707 * config/arm/arm.c (TARGET_FRAME_POINTER_REQUIRED): Define.
2708 (arm_frame_pointer_required): New function.
2710 * config/avr/avr.h (FRAME_POINTER_REQUIRED): Remove macro.
2711 * config/avr/avr.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
2712 (avr_frame_pointer_required_p): Declare as static.
2713 * config/avr/avr-protos.h (avr_frame_pointer_required_p): Remove.
2715 * config/bfin/bfin.h (FRAME_POINTER_REQUIRED): Remove macro.
2716 * config/bfin/bfin.c (TARGET_FRAME_POINTER_REQUIRED): Define.
2717 (bfin_frame_pointer_required): Make as static, change return type
2719 * config/bfin/bfin-protos.h (bfin_frame_pointer_required): Remove.
2721 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Remove macro.
2722 * config/cris/cris.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
2723 (cris_frame_pointer_required): New function.
2725 * config/crx/crx.h (FRAME_POINTER_REQUIRED): Remove macro.
2727 * config/fr30/fr30.h (FRAME_POINTER_REQUIRED): Remove macro.
2728 * config/fr30/fr30.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
2729 (fr30_frame_pointer_required): New function.
2731 * config/frv/frv.h (FRAME_POINTER_REQUIRED): Remove macro.
2732 * config/frv/frv.c (TARGET_FRAME_POINTER_REQUIRED): Define.
2733 (frv_frame_pointer_required): Make as static, change return type
2735 * config/bfin/bfin-protos.h (frv_frame_pointer_required): Remove.
2737 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Remove macro.
2738 * config/i386/i386.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
2739 (ix86_frame_pointer_required): Make as static, change return type to
2741 * config/i386/i386-protos.h (ix86_frame_pointer_required): Remove.
2743 * config/m32c/m32c.h (FRAME_POINTER_REQUIRED): Remove macro.
2744 * config/m32c/m32c.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
2746 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Remove macro.
2748 * config/mcore/mcore.h (CAN_ELIMINATE): Remove macro.
2750 * config/mep/mep.h (FRAME_POINTER_REQUIRED): Remove macro.
2752 * config/mips/mips.h (FRAME_POINTER_REQUIRED): Remove macro.
2753 * config/mips/mips.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
2754 (mips_frame_pointer_required): Make as static.
2755 * config/mips/mips-protos.h (mips_frame_pointer_required): Remove.
2757 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Remove macro.
2758 * config/mmix/mmix.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
2759 (mmix_frame_pointer_required): Mew function.
2761 * config/moxie/moxie.h (FRAME_POINTER_REQUIRED): Remove macro.
2762 * config/moxie/moxie.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
2764 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Remove macro.
2766 * config/score/score.h (FRAME_POINTER_REQUIRED): Remove macro.
2768 * config/sh/sh.h (CAN_ELIMINATE): Remove macro.
2770 * config/sparc/sparc.h (FRAME_POINTER_REQUIRED): Remove macro.
2771 (CAN_ELIMINATE): Redefine.
2772 * config/sparc/sparc.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
2773 (sparc_frame_pointer_required): New function.
2774 (sparc_can_eliminate): New function.
2775 * config/sparc/sparc-protos.h (sparc_can_eliminate): Declare.
2777 * config/vax/vax.h (FRAME_POINTER_REQUIRED): Remove macro.
2778 * config/vax/vax.c (TARGET_FRAME_POINTER_REQUIRED): Define.
2780 * config/xtensa/xtensa.h (FRAME_POINTER_REQUIRED): Remove macro.
2781 * config/xtensa/xtensa.c (TARGET_FRAME_POINTER_REQUIRED): Define.
2782 (xtensa_frame_pointer_required): Make as static, change return type
2784 * config/xtensa/xtensa-protos.h (xtensa_frame_pointer_required):
2787 2009-06-29 Olatunji Ruwase <tjruwase@google.com>
2789 * doc/plugins.texi: Document PLUGIN_START_UNIT.
2790 * toplev.c (compile_file): Call PLUGIN_START_UNIT.
2791 * gcc-plugin.h (PLUGIN_START_UNIT): Added new event.
2792 * plugin.c (plugin_event_name): Added PLUGIN_START_UNIT.
2793 (register_callback): Handle PLUGIN_START_UNIT.
2794 (invoke_plugin_callbacks): Handle PLUGIN_START_UNIT.
2796 2009-06-29 Eric Botcazou <ebotcazou@adacore.com>
2798 * tree.c (process_call_operands): Propagate TREE_READONLY from the
2800 (PROCESS_ARG): Do not clear TREE_READONLY if CONSTANT_CLASS_P.
2801 (build3_stat): Propagate TREE_READONLY for COND_EXPR.
2803 2009-06-29 Daniel Jacobowitz <dan@codesourcery.com>
2805 * config/arm/arm.h (REGISTER_MOVE_COST): Increase VFP register
2808 2009-06-29 Uros Bizjak <ubizjak@gmail.com>
2810 * doc/extend.texi (Additional Floating Types): __float128 is also
2811 supported on i386 targets.
2813 2009-06-29 Richard Guenther <rguenther@suse.de>
2816 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
2818 (pt_solutions_same_restrict_base): Declare.
2819 * tree-ssa-structalias.c (struct variable_info): Add is_restrict_var
2821 (new_var_info): Initialize is_global_var properly for SSA_NAMEs.
2822 (make_constraint_from, make_copy_constraint): Move earlier.
2823 (make_constraint_from_heapvar): New function.
2824 (make_constraint_from_restrict): Likewise.
2825 (handle_lhs_call): Use it.
2826 (find_func_aliases): Use it to track conversions to restrict
2828 (struct fieldoff): Add only_restrict_pointers flag.
2829 (push_fields_onto_fieldstack): Initialize it.
2830 (create_variable_info_for): Track global restrict qualified pointers.
2831 (intra_create_variable_infos): Use make_constraint_from_heapvar.
2832 Track restrict qualified pointer arguments.
2833 (set_uids_in_ptset): Use varinfo is_global_var flag.
2834 (find_what_var_points_to): Set the vars_contains_restrict flag.
2835 Always create the points-to solution for sets including restrict tags.
2836 (pt_solutions_same_restrict_base): New function.
2837 * tree-ssa-alias.c (ptr_derefs_may_alias_p): For two restrict
2838 qualified pointers use pt_solutions_same_restrict_base as
2839 additional source for disambiguation.
2841 2009-06-29 Richard Guenther <rguenther@suse.de>
2844 * alias.c (find_base_decl): Remove.
2845 (get_deref_alias_set_1): Remove restrict handling.
2846 * c-common.c (c_apply_type_quals_to_decl): Do not set
2847 DECL_POINTER_ALIAS_SET.
2848 * gimplify.c (find_single_pointer_decl_1): Remove.
2849 (find_single_pointer_decl): Likewise.
2850 (internal_get_tmp_var): Remove restrict handling.
2851 (gimple_regimplify_operands): Likewise.
2852 * omp-low.c (expand_omp_atomic_pipeline): Do not set
2853 DECL_POINTER_ALIAS_SET. Use ref-all pointers.
2854 * print-tree.c (print_node): Do not print DECL_POINTER_ALIAS_SET.
2855 * tree.c (restrict_base_for_decl): Remove.
2856 (init_ttree): Do not allocate it.
2857 (make_node_stat): Do not set DECL_POINTER_ALIAS_SET. Set
2858 LABEL_DECL_UID for label decls.
2859 (copy_node_stat): Do not copy restrict information.
2860 (decl_restrict_base_lookup): Remove.
2861 (decl_restrict_base_insert): Likewise.
2862 (print_restrict_base_statistics): Likewise.
2863 (dump_tree_statistics): Do not call print_restrict_base_statistics.
2864 * tree.h (DECL_POINTER_ALIAS_SET): Remove.
2865 (DECL_POINTER_ALIAS_SET_KNOWN_P): Likewise.
2866 (struct tree_decl_common): Rename pointer_alias_set to label_decl_uid.
2867 (LABEL_DECL_UID): Adjust.
2868 (DECL_BASED_ON_RESTRICT_P): Remove.
2869 (DECL_GET_RESTRICT_BASE): Likewise.
2870 (SET_DECL_RESTRICT_BASE): Likewise.
2871 (struct tree_decl_with_vis): Remove based_on_restrict_p flag.
2873 * config/i386/i386.c (ix86_gimplify_va_arg): Use ref-all pointers
2874 instead of DECL_POINTER_ALIAS_SET.
2875 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
2876 * config/s390/s390.c (s390_gimplify_va_arg): Likewise.
2877 * config/spu/spu.c (spu_gimplify_va_arg_expr): Likewise.
2879 2009-06-29 Richard Guenther <rguenther@suse.de>
2881 PR tree-optimization/40579
2882 * tree-vrp.c (vrp_evaluate_conditional): Bail out early if
2883 the IL to simplify has constants that overflowed.
2885 2009-06-28 Uros Bizjak <ubizjak@gmail.com>
2887 PR tree-optimization/40550
2888 * tree-vect-generic.c (expand_vector_operations_1): Compute in
2889 vector_compute_type only when the size of vector_compute_type is
2890 less than the size of type.
2892 2009-06-28 Eric Botcazou <ebotcazou@adacore.com>
2894 * fold-const.c (contains_label_1): Fix comments.
2895 (contains_label_p): Do not walk trees multiple time.
2897 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
2899 * config/i386/i386.h (enum ix86_fpcmp_strategy): New.
2900 * config/i386/i386.md (cbranchxf4, cstorexf4, cbranch<MODEF>4,
2901 cstore<MODEF>4, mov<X87MODEF>cc): Change predicate to
2902 ix86_fp_comparison_operator.
2903 (*fp_jcc_1_mixed, *fp_jcc_1_sse, *fp_jcc_1_387, *fp_jcc_2_mixed,
2904 *fp_jcc_2_sse, *fp_jcc_2_387): Delete
2905 (*fp_jcc_3_387, *fp_jcc_4_387, *fp_jcc_5_387, *fp_jcc_6_387,
2906 *fp_jcc_7_387, *fp_jcc_8<MODEF>_387): Eliminate call to
2907 !ix86_use_fcomi_compare, change ix86_fp_jump_nontrivial_p call
2908 to !TARGET_CMOVE, change predicate to ix86_fp_comparison_operator.
2909 (related splits): Change predicate to ix86_fp_comparison_operator.
2910 * config/i386/predicates.md: Use ix86_trivial_fp_comparison_operator
2911 instead of ix86_fp_comparison_codes.
2912 (ix86_trivial_fp_comparison_operator,
2913 ix86_fp_comparison_operator): New.
2914 * config/i386/i386-protos.h (ix86_fp_comparison_strategy): New.
2915 (ix86_expand_compare): Eliminate last two parameters.
2916 (ix86_fp_jump_nontrivial_p): Kill.
2917 * config/i386/i386.c (put_condition_code): Eliminate call to
2918 ix86_fp_comparison_codes and subsequent assertion.
2919 (ix86_fp_comparison_codes): Eliminate.
2920 (ix86_fp_swap_condition): New.
2921 (ix86_fp_comparison_arithmetics_cost, ix86_fp_comparison_fcomi_cost,
2922 ix86_fp_comparison_sahf_cost, ix86_use_fcomi_compare): Consolidate
2923 into ix86_fp_comparison_cost and ix86_fp_comparison_strategy.
2924 (ix86_prepare_fp_compare_args): Use ix86_fp_comparison_strategy
2925 and ix86_fp_swap_condition.
2926 (ix86_expand_fp_compare): Eliminate code for second jump/bypass jump.
2927 Use ix86_fp_comparison_strategy.
2928 (ix86_expand_compare): Likewise. Eliminate last two arguments.
2929 (ix86_fp_jump_nontrivial_p): Eliminate.
2930 (ix86_expand_branch): Treat SFmode/DFmode/XFmode as simple. Adjust
2931 call to ix86_expand_compare.
2932 (ix86_split_fp_branch, ix86_expand_setcc,
2933 ix86_expand_carry_flag_compare, ix86_expand_int_movcc,
2934 ix86_expand_fp_movcc): Eliminate code for second jump/bypass jump.
2936 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
2938 * config/arm/arm.c (arm_final_prescan_ins): Eliminate code
2939 related to jump_clobbers.
2940 * config/arm/arm.md (conds): Remove jump_clob case.
2941 (addsi3_cbranch, addsi3_cbranch_scratch, subsi3_cbranch, two
2942 splits): Change comparison_operator to arm_comparison_operator.
2943 (*arm_buneq, *arm_bltgt, *arm_buneq_reversed, *arm_bltgt_reversed):
2946 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
2948 * dojump.c (do_compare_rtx_and_jump): Try swapping the
2949 condition for floating point modes.
2950 * expmed.c (emit_store_flag_1): Move here a bigger part
2952 (emit_store_flag): Try swapping the condition for floating point
2954 * optabs.c (emit_cmp_and_jump_insns): Cope with constant op0 better.
2956 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
2958 * expr.c (expand_expr_real_1): Just use do_store_flag.
2959 (do_store_flag): Drop support for TRUTH_NOT_EXPR. Use
2960 emit_store_flag_force.
2961 * expmed.c (emit_store_flag_force): Copy here trick
2962 previously in expand_expr_real_1. Try reversing the comparison.
2963 (emit_store_flag_1): Work if target is NULL.
2964 (emit_store_flag): Work if target is NULL, using the result mode
2965 from the comparison. Use split_comparison, restructure final part
2966 to simplify conditionals.
2968 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
2970 * builtins.c (expand_errno_check): Use do_compare_rtx_and_jump.
2971 * dojump.c (do_jump): Change handling of floating-point
2972 ops to use just do_compare_and_jump.
2973 (split_comparison): New.
2974 (do_compare_rtx_and_jump): Add here logic coming previously
2975 in do_jump, using split_comparison.
2977 2009-06-27 H.J. Lu <hongjiu.lu@intel.com>
2980 * config/ia64/ia64.c (ia64_reorg): Check NULL insn.
2982 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
2984 * tree-ssa-alias.c: Fix unintentional commit.
2986 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
2988 * passes.c (execute_one_pass): Fix unintentional commit.
2990 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
2992 * df-problems.c (df_set_seen, df_unset_seen): Delete.
2993 (df_rd_local_compute, df_md_local_compute): Inline them.
2995 (df_md_scratch): New.
2996 (df_md_alloc, df_md_free): Allocate/free it.
2997 (df_md_local_compute): Only include live registers in init.
2998 (df_md_transfer_function): Prune the in-set computed by
2999 the confluence function, and the gen-set too.
3001 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
3003 PR rtl-optimization/26854
3004 * timevar.def: Remove TV_DF_RU, add TV_DF_MD.
3005 * df-problems.c (df_rd_add_problem): Fix comment.
3006 (df_md_set_bb_info, df_md_free_bb_info, df_md_alloc,
3007 df_md_simulate_artificial_defs_at_top,
3008 df_md_simulate_one_insn, df_md_bb_local_compute_process_def,
3009 df_md_bb_local_compute, df_md_local_compute, df_md_reset,
3010 df_md_transfer_function, df_md_init, df_md_confluence_0,
3011 df_md_confluence_n, df_md_free, df_md_top_dump, df_md_bottom_dump,
3012 problem_MD, df_md_add_problem): New.
3013 * df.h (DF_MD, DF_MD_BB_INFO, struct df_md_bb_info, df_md,
3014 df_md_get_bb_info): New.
3015 (DF_LAST_PROBLEM_PLUS1): Adjust.
3017 * Makefile.in (fwprop.o): Include domwalk.h.
3018 * fwprop.c: Include domwalk.h.
3019 (reg_defs, reg_defs_stack): New.
3020 (bitmap_only_bit_between): Remove.
3021 (process_defs): New.
3022 (process_uses): Use reg_defs and local_md instead of
3023 bitmap_only_bit_between and local_rd.
3024 (single_def_use_enter_block): New, from build_single_def_use_links.
3025 (single_def_use_leave_block): New.
3026 (build_single_def_use_links): Remove code moved to
3027 single_def_use_enter_block, invoke domwalk.
3028 (use_killed_between): Adjust comment.
3030 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
3032 * bitmap.h (bitmap_ior_and_into): New.
3033 * bitmap.c (bitmap_ior_and_into): New.
3035 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
3037 * domwalk.h (struct dom_walk_data): Remove all callbacks except
3038 before_dom_children_before_stmts and after_dom_children_after_stmts.
3039 Rename the two remaining callbacks to just before_dom_children and
3040 after_dom_children. Remove other GIMPLE statement walking bits.
3041 * domwalk.c (walk_dominator_tree): Remove now unsupported features.
3042 * graphite.c: Do not include domwalk.h.
3043 * tree-into-ssa.c (interesting_blocks): New global.
3044 (struct mark_def_sites_global_data): Remove it and names_to_rename.
3045 (mark_def_sites, rewrite_stmt, rewrite_add_phi_arguments,
3046 rewrite_update_stmt, rewrite_update_phi_arguments): Simplify
3047 now that they're not domwalk callbacks.
3048 (rewrite_initialize_block): Rename to...
3049 (rewrite_enter_block): ... this, place after called functions. Test
3050 interesting_blocks, call rewrite_stmt and rewrite_add_phi_arguments.
3051 (rewrite_finalize_block): Rename to...
3052 (rewrite_leave_block): ... this, place after called functions.
3053 (rewrite_update_init_block): Rename to...
3054 (rewrite_update_enter_block): ... this, place after called functions.
3055 Test interesting_blocks, call rewrite_update_stmt and
3056 rewrite_update_phi_arguments.
3057 (rewrite_update_fini_block): Rename to...
3058 (rewrite_leave_block): ... this, place after called functions.
3059 (rewrite_blocks): Remove last argument, simplify initialization of
3061 (mark_def_sites_initialize_block): Rename to...
3062 (mark_def_sites_block): ... this, call mark_def_sites.
3063 (mark_def_sites_blocks): Remove argument, simplify initialization of
3065 (rewrite_into_ssa): Adjust for interesting_blocks_being a global.
3066 (update_ssa): Likewise.
3067 * tree-ssa-dom.c (optimize_stmt): Simplify now that it's not a domwalk
3069 (tree_ssa_dominator_optimize): Simplify initialization of walk_data.
3070 (dom_opt_initialize_block): Rename to...
3071 (dom_opt_enter_block): ... this, place after called functions. Walk
3072 statements here, inline propagate_to_outgoing_edges.
3073 (dom_opt_finalize_block): Rename to...
3074 (dom_opt_leave_block): ... this, place after called functions.
3075 * tree-ssa-dse.c (dse_optimize_stmt): Simplify now that it's not a
3077 (dse_enter_block, dse_record_phi): New.
3078 (dse_record_phis): Delete.
3079 (dse_finalize_block): Rename to...
3080 (dse_leave_block): ... this.
3081 (tree_ssa_dse): Simplify initialization of walk_data.
3082 * tree-ssa-loop-im.c (determine_invariantness, move_computations):
3083 Adjust initialization of walk_data.
3084 * tree-ssa-loop-unswitch.c: Do not include domwalk.h.
3085 * tree-ssa-loop-phiopt.c (get_non_trapping):
3086 Adjust initialization of walk_data.
3087 * tree-ssa-loop-threadedge.c: Do not include domwalk.h.
3088 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Simplify now that
3089 it's not a domwalk callback.
3090 (uncprop_initialize_block): Rename to...
3091 (dse_enter_block): ... this, call uncprop_into_successor_phis.
3092 (dse_finalize_block): Rename to...
3093 (dse_leave_block): ... this.
3094 (tree_ssa_uncprop): Simplify initialization of walk_data.
3095 * Makefile.in: Adjust dependencies.
3097 2009-06-27 Richard Earnshaw <rearnsha@arm.com>
3099 * arm.md (casesi): Fix test for Thumb1.
3100 (thumb1_casesi_internal_pic): Likewise.
3101 (thumb1_casesi_dispatch): Likewise.
3103 2009-06-26 Daniel Gutson <dgutson@codesourcery.com>
3105 * config/arm/arm-cores.def: Added core cortex-m0.
3106 * config/arm/arm-tune.md: Regenerated.
3107 * doc/invoke.texi: Added entry for cpu ARM Cortex-M0.
3109 2009-06-26 DJ Delorie <dj@redhat.com>
3111 * config/mep/mep.opt (mfar): Remove -mfar as it doesn't do anything.
3113 * config/mep/mep.c (mep_bundle_insns): Account for the fact that
3114 the scheduler doesn't tag jump insns.
3116 2009-06-26 H.J. Lu <hongjiu.lu@intel.com>
3118 * c-decl.c (merge_decls): Re-indent.
3120 2009-06-26 Janis Johnson <janis187@us.ibm.com>
3123 * tree.c (real_zerop, real_onep, real_twop, real_minus_onep):
3124 Special-case decimal float constants.
3126 2009-06-26 Richard Henderson <rth@redhat.com>
3128 * function.h (struct function): Add cannot_be_copied_reason,
3129 and cannot_be_copied_set.
3130 * tree-inline.c (has_label_address_in_static_1): Rename from
3131 inline_forbidden_p_2; don't set inline_forbidden_reason here.
3132 (cannot_copy_type_1): Rename from inline_forbidden_p_op; likewise
3133 don't set inline_forbidden_reason.
3134 (copy_forbidden): New function, split out of inline_forbidden_p.
3135 (inline_forbidden_p_stmt): Don't check for nonlocal labels here.
3136 (inline_forbidden_p): Use copy_forbidden.
3137 (tree_versionable_function_p): Likewise.
3138 (inlinable_function_p): Merge into tree_inlinable_function_p.
3139 (tree_function_versioning): Remap cfun->nonlocal_goto_save_area.
3140 * ipa-cp.c (ipcp_versionable_function_p): New function.
3141 (ipcp_cloning_candidate_p): Use it.
3142 (ipcp_node_modifiable_p): Likewise.
3144 2009-06-26 Olatunji Ruwase <tjruwase@google.com>
3146 * builtins.c (expand_builtin_alloca): Handle builtin alloca
3147 that is marked not to be inlined. Remove flag_mudflap use.
3148 * tree-mudflap.c: Rename mf_xform_derefs to mf_xfrom_statements.
3149 (mf_xform_statements): Mark builtin alloca calls as un-inlineable.
3151 2009-06-26 Steve Ellcey <sje@cup.hp.com>
3154 * config/pa/t-pa-hpux10 (TARGET_LIBGCC2_CFLAGS): Add -frandom-seed.
3155 * config/pa/t-pa-hpux11 (TARGET_LIBGCC2_CFLAGS): Ditto.
3157 2009-06-26 Kai Tietz <kai.tietz@onevision.com>
3159 * config/i386/mingw-tls.c (__mingwthr_key_dtor): Remove for none
3161 (__mingwthr_remove_key_dtor): Likewise.
3163 2009-06-26 Richard Guenther <rguenther@suse.de>
3165 * tree-ssa-structalias.c (do_ds_constraint): Simplify escape handling.
3167 2009-06-26 Steven Bosscher <steven@gcc.gnu.org>
3170 * ifcvt.c (dead_or_predicable): If predicating MERGE_BB fails,
3171 try the non-cond_exec path also.
3173 2009-06-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3176 * pa.c (branch_to_delay_slot_p, branch_needs_nop_p): New functions.
3177 (output_cbranch): Use new functions.
3178 (output_lbranch, output_bb, output_bvb, output_dbra, output_movb):
3181 2009-06-25 Michael Meissner <meissner@linux.vnet.ibm.com>
3182 Pat Haugen <pthaugen@us.ibm.com>
3183 Revital Eres <ERES@il.ibm.com>
3185 * config/rs6000/rs6000.c (print_operand): Correct lossage message
3186 for %c error. Add %x support to print VSX registers as a unified
3187 register set, instead of separate float and altivec registers.
3188 Switch to use VECTOR_MEM_ALTIVEC_P instead of TARGET_ALTIVEC for
3189 %y case, and add support for VSX pre-modify addresses.
3190 (output_toc): Add assert for CONST containing an integer constant
3192 (rs6000_adjust_cost): Add POWER7 support.
3193 (insn_must_be_first_in_group): Ditto.
3194 (insn_must_be_last_in_group): Ditto.
3195 (rs6000_emit_popcount): Ditto.
3196 (rs6000_vector_mode_supported_p): Ditto.
3198 * config/rs6000/rs6000-protos.h (rs6000_secondary_reload_class):
3199 Change some of the functions called by macros to being called
3200 through a pointer, so debug functions can be inserted if
3201 -mdebug=addr or -mdebug=cost.
3202 (rs6000_preferred_reload_class_ptr): Ditto.
3203 (rs6000_secondary_reload_class_ptr): Ditto.
3204 (rs6000_secondary_memory_needed_ptr): Ditto.
3205 (rs6000_cannot_change_mode_class_ptr): Ditto.
3206 (rs6000_secondary_reload_inner): Ditto.
3207 (rs6000_legitimize_reload_address): Ditto.
3208 (rs6000_legitimize_reload_address_ptr): Ditto.
3209 (rs6000_mode_dependent_address): Ditto.
3210 (rs6000_mode_dependent_address_ptr): Ditto.
3212 * config/rs6000/rs6000.c (reg_offset_addressing_ok_p): New
3213 function to return true if the mode allows reg + integer
3215 (virtual_stack_registers_memory_p): New function to return true if
3216 the address refers to a virtual stack register.
3217 (rs6000_legitimate_offset_address_p): Move code to say whether a
3218 mode supports reg+int addressing to reg_offset_addressing_ok_p and
3220 (rs6000_legitimate_address_p): Add checks for modes that only can
3221 do reg+reg addressing. Start adding VSX support.
3222 (rs6000_legitimize_reload_address): Ditto.
3223 (rs6000_legitimize_address): Ditto.
3224 (rs6000_debug_legitimate_address_p): New debug functions for
3225 -mdebug=addr and -mdebug=cost.
3226 (rs6000_debug_rtx_costs): Ditto.
3227 (rs6000_debug_address_costs): Ditto.
3228 (rs6000_debug_adjust_cost): Ditto.
3229 (rs6000_debug_legitimize_address): Ditto.
3230 (rs6000_legitimize_reload_address_ptr): Point to call normal
3231 function or debug function. Make functions called via pointer
3233 (rs6000_mode_dependent_address_ptr): Ditto.
3234 (rs6000_secondary_reload_class_ptr): Ditto.
3235 (rs6000_hard_regno_mode_ok): Add preliminary VSX support.
3236 (rs6000_emit_move): Add -mdebug=addr support. Change an abort
3237 into a friendlier error.
3238 (rs6000_init_builtins): Add initial VSX support.
3239 (rs6000_adjust_cost): Fix some spacing issues.
3241 * config/rs6000/rs6000.h (enum reg_class): Add VSX_REGS.
3242 (REG_CLASS_NAMES): Ditto.
3243 (REG_CLASS_CONTENTS): Ditto.
3244 (PREFERRED_RELOAD_CLASS): Move from a macro to calling through a
3245 pointer, to add -mdebug=addr support.
3246 (CANNOT_CHANGE_MODE_CLASS): Ditto.
3247 (SECONDARY_RELOAD_CLASS): Call through a pointer to add
3248 -mdebug=addr support.
3249 (LEGITIMIZE_RELOAD_ADDRESS): Ditto.
3250 (GO_IF_MODE_DEPENDENT_ADDRESS): Ditto.
3251 (enum rs6000_builtins): Add RS6000_BUILTIN_BSWAP_HI.
3253 * config/rs6000/rs6000.md (bswaphi*): Add support for swapping
3255 (bswapsi*): Set attribute types for load/store. Add combiner
3256 patterns to eliminate zero extend on 64-bit.
3257 (bswapdi*): Add support for swapping 64-bit values. Use ldbrx and
3258 stdbrx if the hardware supports those instructions.
3260 2009-06-25 Ian Lance Taylor <iant@google.com>
3262 * doc/invoke.texi (Option Summary): Mention -static-libstdc++.
3263 (Link Options): Document -static-libstdc++.
3265 2009-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
3268 * config/rs6000/rs6000.c (LOCAL_ALIGNMENT): Redefine to just use
3269 DATA_ALIGNMENT instead.
3271 2009-06-25 Richard Guenther <rguenther@suse.de>
3273 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Disambiguate
3274 indirect references against the callused/escaped solutions.
3275 (call_may_clobber_ref_p_1): Likewise.
3277 2009-06-25 Martin Jambor <mjambor@suse.cz>
3279 PR tree-optimization/40493
3280 * tree-sra.c (sra_modify_expr): Correct BIT_FIELD_REF argument numbers.
3281 (enum unscalarized_data_handling): New type.
3282 (handle_unscalarized_data_in_subtree): Return what has been done.
3283 (load_assign_lhs_subreplacements): Handle left flushes differently.
3284 (sra_modify_assign): Use unscalarized_data_handling, simplified
3285 condition determining whether to remove the statement.
3287 2009-06-25 Basile Starynkevitch <basile@starynkevitch.net>
3289 * doc/plugins.texi (Building GCC plugins): Correct typo in Makefile
3290 excerpt - @ should be doubled for texinfo.
3292 2009-06-24 Ian Lance Taylor <iant@google.com>
3294 * config/arc/arc.c: Include "df.h".
3295 (arc_attribute_table): Make static. Move higher in file.
3296 (arc_address_cost): Call SMALL_INT on INTVAL, not rtx.
3297 (output_shift): Initialize n later to avoid warning.
3298 * config/arm/arm.c (arm_attribute_table): Make static. Move
3300 * config/avr/avr.c (avr_attribute_table): Make static. Move
3302 (reg_class_tab): Change array type from int to enum reg_class.
3303 (avr_jump_mode): Change GET_MODE to GET_CODE when checking for
3305 (out_tsthi, ashlhi3_out): Don't use AS2 with "or" or "and".
3306 (lshrhi3_out): Likewise.
3307 (class_likely_spilled_p): Change return type to bool.
3308 (avr_rtx_costs): Use local code variable with enum type.
3309 * config/avr/avr.md (movmemhi): Use add_reg_note.
3310 (andhi3, andsi3): Don't use AS2 with "and".
3311 (iorhi3, iorsi3): Don't use AS2 with "or".
3312 * config/avr/avr-protos.h (class_likely_spilled_p): Update declaration.
3313 * config/crx/crx.c: Include "df.h".
3314 (crx_attribute_table): Make static.
3315 * config/m32r/m32r.c: Include "df.h".
3316 (m32r_attribute_table): Make static. Move higher in file.
3317 (pop): Use add_reg_note.
3318 (block_move_call): Change 0 to LCT_NORMAL in function call.
3319 * config/m32r/m32r.md (movsi_insn): Remove unused local value.
3320 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Likewise.
3321 * config/m32r/m32r-protos.h (m32r_compute_function_type): Always
3322 declare, not just when TREE_CODE is defined.
3323 * config/m68hc11/m68hc11.c: Include "expr.h".
3324 (m68hc11_attribute_table): Make static. Move higher in file.
3325 (m68hc11_small_indexed_indirect_p): Change 0 to VOIDmode in
3327 (m68hc11_register_indirect_p): Likewise.
3328 (m68hc11_function_arg_padding): Change return type to enum
3330 (emit_move_after_reload): Use add_reg_note.
3331 (m68hc11_emit_logical): Change code parameter to enum rtx_code.
3332 (m68hc11_split_logical): Likewise.
3333 (m68hc11_rtx_costs): Add local code_and outer_code variables with
3335 * config/m68hc11/predicates.md (reg_or_some_mem_operand): Change 0
3336 to VOIDmode in function call.
3337 * config/m68hc11/m68hc11-protos.h: Don't check TREE_CODE to see if
3339 (m68hc11_split_logical): Update declaration.
3340 (m68hc11_function_arg_padding): Update declaration.
3341 * config/mcore/mcore.c (regno_reg_class): Change form array of int
3342 to array of enum reg_class.
3343 (mcore_attribute_table): Make static. Move higher in file.
3344 (mcore_rtx_costs): Add cast to enum type.
3345 * config/mcore/mcore.h (regno_reg_class): Update declaration.
3346 (GO_IF_LEGITIMATE_INDEX): Add cast to avoid warning.
3347 * config/sh/sh.c (sh_attribute_table): Make static. Move higher
3349 * config/sh/predicates.md (trapping_target_operand): Rename and to
3351 * config/sparc/sparc.c (sparc_attribute_table): Make static. Move
3353 * config/spu/spu.c (spu_attribute_table): Make static. Move
3355 * config/v850/v850.c (v850_attribute_table): Make static. Move
3357 (v850_rtx_costs): Use local code with enum type.
3358 (expand_epilogue): Add cast.
3359 * config/v850/v850-c.c (ghs_pragma_section): Initialize repeat.
3361 2009-06-23 Takashi YOSHII <yoshii.takashi@renesas.com>
3364 * doc/invoke.texi (SH Options): Document -m2a, -m2a-single,
3365 -m2a-single-only and -m2a-nofpu.
3366 * config/sh/sh.opt: Document m2a generates FPU code.
3368 2009-06-24 Anatoly Sokolov <aesok@post.ru>
3370 * defaults.h (CAN_ELIMINATE): Provide default.
3371 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
3372 * config/alpha/alpha.h (CAN_ELIMINATE): Delete.
3373 * config/m32c/m32c.h (CAN_ELIMINATE): Delete.
3374 * config/spu/spu.h (CAN_ELIMINATE): Delete.
3375 * config/xtensa/xtensa.h (CAN_ELIMINATE): Delete.
3376 * config/moxie/moxie.h (CAN_ELIMINATE): Delete.
3377 * config/cris/cris.h (CAN_ELIMINATE): Delete.
3378 * config/mn10300/mn10300.h (CAN_ELIMINATE): Delete.
3379 * config/pa/pa64-linux.h (CAN_ELIMINATE): Delete.
3380 * config/mmix/mmix.h (CAN_ELIMINATE): Delete.
3382 2009-06-24 DJ Delorie <dj@redhat.com>
3384 * mep-ext-cop.cpu: Fix copyright notice.
3385 * mep-default: Fix copyright notice.
3386 * mep-core: Fix copyright notice.
3387 * mep: Fix copyright notice.
3388 * mep-ivc2: Fix copyright notice.
3389 * mep-c5: Fix copyright notice.
3391 2009-06-24 Denis Chertykov <chertykov@gmail.com>
3393 * doc/contrib.texi (Contributors):
3395 2009-06-24 Andreas Krebbel <krebbel1@de.ibm.com>
3398 * tree-ssa-math-opts.c (execute_optimize_bswap): Convert the bswap
3399 src and dst operands if necessary.
3401 2009-06-23 DJ Delorie <dj@redhat.com>
3404 * config.gcc: Add mep support.
3405 * recog.c: Resurrect validate_replace_rtx_subexp().
3406 * recog.h: Likewise.
3407 * config/mep/: Add new port:
3408 * config/mep/constraints.md: New file.
3409 * config/mep/default.h: New file.
3410 * config/mep/intrinsics.h: New file.
3411 * config/mep/intrinsics.md: New file.
3412 * config/mep/ivc2-template.h: New file.
3413 * config/mep/mep-c5.cpu: New file.
3414 * config/mep/mep-core.cpu: New file.
3415 * config/mep/mep-default.cpu: New file.
3416 * config/mep/mep-ext-cop.cpu: New file.
3417 * config/mep/mep-intrin.h: New file.
3418 * config/mep/mep-ivc2.cpu: New file.
3419 * config/mep/mep-lib1.asm: New file.
3420 * config/mep/mep-lib2.c: New file.
3421 * config/mep/mep-pragma.c: New file.
3422 * config/mep/mep-protos.h: New file.
3423 * config/mep/mep-tramp.c: New file.
3424 * config/mep/mep.c: New file.
3425 * config/mep/mep.cpu: New file.
3426 * config/mep/mep.h: New file.
3427 * config/mep/mep.md: New file.
3428 * config/mep/mep.opt: New file.
3429 * config/mep/predicates.md: New file.
3430 * config/mep/t-mep: New file.
3432 2009-06-23 Ian Lance Taylor <iant@google.com>
3434 * configure.ac: Invoke AC_PROG_CXX. Separate C specific warnings
3435 from loose_warn into c_loose_warn and from strict_warn into
3436 c_strict_warn. Set and substitute warn_cxxflags. Check for
3437 --enable-build-with-cxx. Set and substitute
3438 ENABLE_BUILD_WITH_CXX. Set and substitute HOST_LIBS.
3439 * Makefile.in (CXXFLAGS): New variable.
3440 (C_LOOSE_WARN, C_STRICT_WARN): New variables.
3441 (GCC_WARN_CFLAGS): Add $(C_LOOSE_WARN). Add $(C_STRICT_WARN) if
3442 the default is the same as $(STRICT_WARN).
3443 (GCC_WARN_CXXFLAGS, WARN_CXXFLAGS): New variables.
3444 (CXX): New variable.
3445 (COMPILER): New value if ENABLE_BUILD_WITH_CXX.
3446 (COMPILER_FLAGS, LINKER, LINKER_FLAGS): Likewise.
3447 (ALL_COMPILERFLAGS, ALL_LINKERFLAGS): Likewise.
3448 (HOST_LIBS): New variable.
3449 (GCC_CFLAGS): Add $(C_LOOSE_WARN).
3450 (ALL_CXXFLAGS): New variable.
3451 (LIBS, BACKENDLIBS): Add $(HOST_LIBS).
3452 * doc/install.texi (Configuration): Document
3453 --enable-build-with-cxx, --with-stage1-ldflags,
3454 --with-stage1-libs, --with-boot-ldflags, --with-boot-libs.
3455 * configure: Rebuild.
3457 2009-06-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3459 * config/arm/arm.c (arm_override_options): Fix braces and formatting
3460 from previous commit.
3462 2009-06-23 Ian Lance Taylor <iant@google.com>
3464 * Makefile.in ($(out_object_file)): Depend upon $(DF_H).
3466 2009-06-23 Ian Lance Taylor <iant@google.com>
3468 * reload.c (alternative_allows_const_pool_ref): Mark mem parameter
3469 with ATTRIBUTE_UNUSED.
3471 2009-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
3472 Pat Haugen <pthaugen@us.ibm.com>
3473 Revital Eres <eres@il.ibm.com>
3475 * config.in (HAVE_AS_POPCNTD): Add default definition.
3476 (HAVE_AS_LWSYNC): Ditto.
3478 * configure.ac (gcc_cv_as_powerpc_mfpgpr): Provide real binutils
3480 (gcc_cv_as_powerpc_cmpb): Ditto.
3481 (gcc_cv_as_powerpc_dfp): Ditto.
3482 (gcc_cv_as_powerpc_vsx): Ditto.
3483 (gcc_cv_as_powerpc_popcntd): Add feature test for assembler
3484 supporting the popcntd/lwsync instructions.
3485 (gcc_cv_as_powerpc_lwsync): Ditto.
3486 * configure: Regenerate.
3488 * config/rs6000/aix53.h (ASM_CPU_SPEC): Add support for
3489 -mcpu=native and -mcpu=power7.
3490 * config/rs6000/aix61.h (ASM_CPU_SPEC): Ditto.
3492 * config/rs6000/linux64.opt (-mprofile-kernel): Move switch to be
3493 a variable instead of a mask to reduce the number of mask bits.
3494 * config/rs6000/sysv4.opt (-mbit-align): Ditto.
3495 (-mbit-word): Ditto.
3496 (-mregnames): Ditto.
3497 * config/rs6000/rs6000.opt (-mupdate): Ditto.
3498 (-mfused-madd): Ditto.
3500 * config/rs6000/rs6000.opt (-mpopcntd): New switch for non-VSX ISA
3502 (-mvsx): New switch for VSX instructions.
3503 (-misel): Move from a variable to a mask to allow it to be set by
3506 * config/rs6000/rs6000-protos.h (rs6000_hard_regno_nregs): Change
3507 function declaration to an array declaration.
3508 (rs6000_hard_regno_nregs): New external array declaration.
3510 * config/rs6000/t-rs6000 (MD_INCLUDES): Define, add all of the .md
3511 files included by rs6000.md.
3513 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
3514 SET_PROFILE_KERNEL macro to reset the -mprofile-kernel switch.
3516 * config/rs6000/rs6000.c (rs6000_isel): Delete, -misel moved to be
3518 (rs6000_debug_reg): New -mdebug= variables.
3519 (rs6000_debug_addr): Ditto.
3520 (rs6000_debug_cost): Ditto.
3521 (rs6000_pmode): New variable to hold Pmode.
3522 (rs6000_pointer_size): New variable to hold POINTER_SIZE.
3523 (rs6000_class_max_nregs): New array to hold CLASS_MAX_NREGS
3524 calculated at compiler start.
3525 (rs6000_hard_regno_nregs): Change function to an array which holds
3526 HARD_REGNO_NREGS calculated at compiler start.
3527 (rs6000_explicit_options): Delete isel field.
3528 (rs6000_vector_unit): New array to hold which vector unit
3529 supports arithmetic options for a given type.
3530 (rs6000_vector_mem): New array to hold which vector unit supports
3531 memory reference operations for a given type.
3532 (rs6000_vector_align): New array to given the alignment of each
3534 (power7_cost): New basic costs for power7.
3535 (SET_PROFILE_KERNEL): New macro for resetting -mprofile-kernel.
3536 (rs6000_hard_regno_nregs_internal): New function, moved from
3537 HARD_REGNO_NREGS, to calculate the number of registers each hard
3538 register takes for each type.
3539 (rs6000_debug_reg_print): New function for -mdebug=reg support.
3540 (rs6000_debug_vector_unit): New array, map rs6000_vector to string.
3541 (+rs6000_init_hard_regno_mode_ok): New function, move calculation
3542 of HARD_REGNO_NREGS, CLASS_MAX_NREGS, REGNO_REG_CLASS, and vector
3543 unit information here so it is calculated once at compiler startup
3545 (rs6000_override_options): Make -misel a target mask. Add more
3546 power7 target masks. Setup Pmode and POINTER_SIZE. Add initial
3547 VSX support. Add support for -mdebug=reg, -mdebug=addr, and
3549 (POWERPC_MASKS): Add MASK_POPCNTD, MASK_VSX, and MASK_ISEL.
3550 (rs6000_handle_option): Move -misel from variable to target mask.
3551 (rs6000_builtin_mask_for_load): Add VSX support.
3552 (rs6000_conditional_register_usage): Ditto.
3553 (USE_ALTIVEC_FOR_ARG_P): Ditto.
3554 (function_arg_boundary): Ditto.
3555 (rs6000_expand_builtin): Ditto.
3556 (def_builtin): Make abort message a little friendlier.
3557 (rs6000_emit_int_cmove): Add support for 64-bit isel.
3559 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Depend on the
3560 assembler support the popcntd instruction instead of a vsx
3561 instruction to enable power7 support.
3562 (ASM_CPU_SPEC): Add support for -mcpu=native and -mcpu=power7.
3563 (EXTRA_SPECS): Add ASM_CPU_NATIVE_SPEC to allow passing the right
3564 option to the assembler if -mcpu=native.
3565 (ASM_CPU_NATIVE_SPEC): Ditto.
3566 (TARGET_POPCNTD): If assembler doesn't support popcntd, turn off
3568 (TARGET_LWSYNC_INSTRUCTION): Define whether it is safe to issue
3569 the lwsync instruction.
3570 (enum processor_type): Add PROCESSOR_POWER7.
3571 (rs6000_debug_reg): New -mdebug= options.
3572 (rs6000_debug_addr): Ditto.
3573 (rs6000_debug_cost): Ditto.
3574 (rs6000_isel): Delete.
3575 (enum rs6000_vector): New enum to say what vector unit we have.
3576 (VECTOR_UNIT_*): New macros to say which vector unit has
3577 arithmetic operations for a given type.
3578 (VECTOR_MEM_*): New macros to say which vector unit has memory
3579 operations for a given type.
3580 (TARGET_LDBRX): Whether the machine supports the ldbrx
3582 (TARGET_ISEL): Delete, -misel moved to be a mask.
3583 (TARGET_ISEL64): New macro for 64-bit isel support.
3584 (UNITS_PER_VSX_WORD): New macro.
3585 (POINTER_SIZE): Move to be an external variable, rather than
3586 calculating whether we are generating 32 ot 64-bit code.
3588 (STACK_BOUNDARY): Add VSX support.
3589 (LOCAL_ALIGNMENT): Ditto.
3590 (SLOW_UNALIGNED_ACCESS): Ditto.
3591 (VSX_REGNO_P): New macro for VSX support.
3592 (VFLOAT_REGNO_P): Ditto.
3593 (VINT_REGNO_P): Ditto.
3594 (VLOGICAL_REGNO_P): Ditto.
3595 (VSX_VECTOR_MODE): Ditto.
3596 (VSX_SCALAR_MODE): Ditto.
3598 (VSX_MOVE_MODE): Ditto.
3599 (VSX_REG_CLASS_P): Ditto.
3600 (HARD_REGNO_NREGS): Instead of calling a function, use an array
3602 (UNITS_PER_SIMD_WORD): Add VSX support.
3603 (MODES_TIEABLE_P): Ditto.
3604 (STARTING_FRAME_OFFSET): Ditto.
3605 (STACK_DYNAMIC_OFFSET): Ditto.
3606 (EPILOGUE_USES): Ditto.
3607 (REGNO_REG_CLASS): Move to array lookup.
3608 (CLASS_MAX_NREGS): Ditto.
3609 (rs6000_vector_reg_class): Add declaration.
3610 (ADDITIONAL_REGISTER_NAMES): Add VSX names for the registers that
3611 overlap with the floating point and Altivec registers.
3613 * config/rs6000/e500.h (CHECK_E500_OPTIONS): Disallow -mvsx.
3615 * config/rs6000/driver-rs6000.c (asm_names): New static array to
3616 give the appropriate asm switches if -mcpu=native.
3617 (host_detect_local_cpu): Add support for "asm".
3618 (host_detect_local_cpu): Follow GNU code guidelines for name.
3620 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Move
3621 -mbit-word to a variable instead of being a target mask.
3623 * config/rs6000/sync.md (lwsync): If the assembler supports it,
3624 emit the lwsync instruction instead of emitting the instruction as
3625 an integer constant.
3627 * config/rs6000/spe.md (spe_fixuns_truncdfsi2): Rename from
3628 fixuns_trundfsi2, move expander into rs6000.md.
3630 * config/rs6000/rs6000.md (cpu): Add power7.
3631 (sel, *ptrsize): New mode attributes for 32/64-bit isel.
3632 (logical predicate patterns): Change the single instruction
3633 primitives that set CR0 to be fast_compare instead of compare.
3635 (popcntwsi2): Add support for ISA 2.06 popcount instructions.
3636 (popcntddi2): Ditto.
3637 (popcount<mode>): Ditto.
3638 (floating multiply/add insns): Name the floating point
3640 (isel_signed_<mode>): Add support for -misel on 64-bit systems.
3641 (isel_unsigned_<mode>): Ditto.
3642 (fixuns_trundfsi2): Move expander here from spe.md.
3643 (smindi3): Define if we have -misel on 64-bit systems.
3648 2009-06-23 Anatoly Sokolov <aesok@post.ru>
3650 * config.gcc (avr-*-rtems*, avr-*-*): Set extra_gcc_objs and
3652 * config/avr/avr.c (avr_current_device): New variable.
3653 (avr_arch_types, avr_mcu_types): Move to avr-deveces.c.
3654 (avr_arch, mcu_type_s): Move to avr.h.
3655 * config/avr/avr.h (base_arch_s). Add reserved2, arch_name and
3656 default_data_section_start fields.
3657 (avr_arch): Moved from avr.c.
3658 (mcu_type_s): Moved from avr.c. Add short_sp, data_section_start and
3659 library_name fields.
3660 (avr_current_device, avr_mcu_types, avr_arch_types,
3661 avr_device_to_arch, avr_device_to_data_start,
3662 avr_device_to_startfiles, avr_device_to_devicelib): Declare.
3663 (EXTRA_SPEC_FUNCTIONS): Define.
3664 (LINK_SPEC): Remove device name to '-m ...' and '-Tdata ...' linker
3665 options mapping. Use device_to_arch and device_to_data_start insted.
3666 (STARTFILE_SPEC): Use device_to_startfile instead of crt_binutils.
3667 (CRT_BINUTILS_SPECS, EXTRA_SPECS): Remove.
3668 * config/avr/t-avr (driver-avr.o, avr-devices.o): New rules.
3669 * config/avr/driver-avr.c: New file.
3670 * config/avr/avr-devices.c: New file.
3672 2009-06-23 Jakub Jelinek <jakub@redhat.com>
3674 * var-tracking.c (unshare_variable): Force initialized to
3675 be VAR_INIT_STATUS_INITIALIZED unless flag_var_tracking_uninit.
3676 (set_variable_part): Likewise.
3677 (struct variable_union_info): Remove pos_src field.
3678 (vui_vec, vui_allocated): New variables.
3679 (variable_union): Pass VAR_INIT_STATUS_UNKNOWN to unshare_variable
3680 unconditionally. Avoid XCVECNEW/free for every sorting, for dst_l
3681 == 1 use a simpler sorting algorithm. Compute pos field right
3682 away, don't fill in pos_src. For dst_l == 2 avoid qsort.
3683 Avoid quadratic comparison if !flag_var_tracking_uninit.
3684 (variable_canonicalize): Pass VAR_INIT_STATUS_UNKNOWN to
3685 unshare_variable unconditionally.
3686 (dataflow_set_different_2): Removed.
3687 (dataflow_set_different): Don't traverse second hash table.
3688 (compute_bb_dataflow): Pass VAR_INIT_STATUS_UNINITIALIZED
3689 unconditionally to var_reg_set or var_mem_set.
3690 (emit_notes_in_bb): Likewise.
3691 (delete_variable_part): Pass VAR_INIT_STATUS_UNKNOWN to
3693 (emit_note_insn_var_location): Don't set initialized to
3694 VAR_INIT_STATUS_INITIALIZED early.
3695 (vt_finalize): Free vui_vec if needed, clear vui_vec and
3697 * rtl.c (rtx_equal_p): Don't implement on top of rtx_equal_p_cb.
3699 * tree-object-size.c (addr_object_size): Instead of checking
3700 for non-NULL TREE_CHAIN of the FIELD_DECL check that there
3701 are no FIELD_DECLs following it.
3703 2009-06-23 Andreas Krebbel <krebbel1@de.ibm.com>
3705 * tree-ssa-math-opts.c (find_bswap): Increase the search depth in
3706 order to match bswaps with signed source operands.
3708 2009-06-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
3710 * sdbout.c (sdbout_one_type): Fix braces in switch.
3712 2009-06-23 Richard Guenther <rguenther@suse.de>
3714 * tree-ssa-structalias.c (struct variable_info): Add is_global_var
3716 (var_anything, anything_tree, var_nothing, nothing_tree, var_readonly,
3717 readonly_tree, var_escaped, escaped_tree, var_nonlocal, nonlocal_tree,
3718 var_callused, callused_tree, var_storedanything, storedanything_tree,
3719 var_integer, integer_tree): Remove global variables.
3720 (new_var_info): Do not pass new id, append the new var to the
3721 global variable vector.
3722 (do_ds_constraint): Use is_global_var member of the variable-info.
3723 (new_scalar_tmp_constraint_exp): Adjust.
3724 (create_function_info_for): Likewise.
3725 (create_variable_info_for): Likewise.
3726 (find_what_var_points_to): Remove dead code.
3727 (init_base_vars): Simplify.
3728 (compute_points_to_sets): Adjust.
3730 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
3732 * combine.c (try_combine): Dump information about the insns we're
3735 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
3737 * combine.c (combine_simplify_rtx): Remove TRULY_NOOP_TRUNCATION
3738 check when calling force_to_mode on TRUNCATE's operand.
3740 2009-06-22 Ian Lance Taylor <iant@google.com>
3742 * config/rs6000/rs6000.opt: Move msched-epilog before msched-prolog.
3744 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
3746 * config/arm/arm.md (prologue_use): Set length of fake insn to 0.
3748 2009-06-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3750 * doc/invoke.texi (Link Options): -nodefaultlibs and -nostdlib
3751 override library linkage flags such as -static-libgcc or
3754 2009-06-22 Maxim Kuvyrkov <maxim@codesourcery.com>
3756 * config/m68k/m68k-devices.def: Add line for MCF5221x.
3758 2009-06-22 Ian Lance Taylor <iant@google.com>
3760 * config/linux.opt: Put mglibc ahead of muclibc.
3762 * c-decl.c (diagnose_mismatched_decls): Add -Wc++-compat warning
3763 for duplicate decls.
3765 2009-06-22 Matthias Klose <doko@ubuntu.com>
3767 * Makefile.in (install-plugin): Remove extra `/' after $(DESTDIR).
3769 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
3772 * c-parser.c (c_parser_objc_message_args): Return error_mark_node
3773 instead of NULL if a parser error occurs.
3775 2009-06-22 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
3777 * dwarf2out.c (dwarf2_debug_hooks): Initialize
3778 non-DWARF2_DEBUGGING_INFO version.
3780 2009-06-22 Kai Tietz <kai.tietz@onevision.com>
3782 * config.gcc (i[34567]86-*-mingw*, x86_64-*-mingw*): Add
3783 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file.
3785 * config/i386/mingw32.h (LIBGCC2_HAS_TF_MODE): Define.
3786 (LIBGCC2_TF_CEXT): Define.
3789 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3792 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Fix definition.
3794 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3796 * config/arm/arm.c (arm_override_options): Disable
3797 -mcaller-super-interworking and -mcallee-super-interworking.
3798 * doc/invoke.texi (ARM Options): Document this.
3800 2009-06-22 Nathan Sidwell <nathan@codesourcery.com>
3802 * config/arm/arm.c (arm_print_operand): Deal with HIGH.
3803 * config/arm/constraints.md (j): New constraint for movw operands.
3804 (N): Remove thumb2 meaning.
3805 * config/arm/arm.md (*arm_movw): Delete.
3806 (*arm_movsi_insn): Use j constraint for movw instead of N constraint.
3807 * config/arm/vfp.md (*arm_movsi_vfp, *thumb2_movsi_vfp): Likewise.
3808 * config/arm/thumb2.md (*thumb2_movsi_insn): Likewise.
3810 2009-06-22 Martin Jambor <mjambor@suse.cz>
3812 PR tree-optimization/40492
3813 * tree-sra.c (sra_modify_assign): Pass zero offsets to
3814 build_ref_for_offset.
3816 2009-06-22 Shujing Zhao <pearly.zhao@oracle.com>
3818 * alias.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P, CALL_P, NOTE_P and
3819 JUMP_TABLE_DATA_P predicates where applicable.
3820 * auto-inc-dec.c: Ditto.
3821 * builtins.c: Ditto.
3822 * caller-save.c: Ditto.
3824 * cfgcleanup.c: Ditto.
3825 * cfglayout.c: Ditto.
3828 * combine-stack-adj.c: Ditto.
3834 * dwarf2asm.c: Ditto.
3835 * dwarf2out.c: Ditto.
3836 * emit-rtl.c: Ditto.
3842 * function.c: Ditto.
3845 * genpreds.c: Ditto.
3846 * genrecog.c: Ditto.
3848 * ira-costs.c: Ditto.
3849 * ira-lives.c: Ditto.
3852 * lower-subreg.c: Ditto.
3853 * modulo-sched.c: Ditto.
3855 * postreload.c: Ditto.
3856 * print-rtl.c: Ditto.
3865 * sched-vis.c: Ditto.
3867 * sel-sched-ir.c: Ditto.
3868 * simplify-rtx.c: Ditto.
3869 * targhooks.c: Ditto.
3870 * var-tracking.c: Ditto.
3871 * vmsdbgout.c: Ditto.
3873 2009-06-22 Matthias Klose <doko@ubuntu.com>
3875 * Makefile.in (install-plugin): Always use DESTDIR.
3877 2009-06-22 Olivier Hainque <hainque@adacore.com>
3879 * config/pa/pa.c (output_call): Don't optimize post call jumps
3880 into return address adjustments if the call may throw.
3882 2009-06-21 Richard Earnshaw <rearnsha@arm.com>
3884 * arm.c (thumb1_output_casesi): New function.
3885 * arm.h (CASE_VECTOR_PC_RELATIVE): Thumb-1 code is also relative if
3886 optimizing for size or PIC.
3887 (CASE_VECTOR_SHORTEN_MODE): Handle thumb-1.
3888 * arm.md (UNSPEC_THUMB1_CASESI): New constant.
3889 (casesi): Handle Thumb-1 when optimizing for size or PIC.
3890 (thumb1_casesi_internal_pic): New expand rule.
3891 (thumb1_casesi_dispatch): New pattern.
3892 * aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use shortened vectors for
3894 * coff.h (JUMP_TABLES_IN_TEXT_SECTION): Thumb-1 jump tables are now
3895 in the text seciton when PIC or optimizing for size.
3896 * elf.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
3897 * lib1funcs.asm ([__ARM_EABI__]): Add an attribute describing stack
3898 preservation properties of code.
3899 (__gnu_thumb1_case_sqi, __gnu_thumb1_case_uqi): New functions.
3900 (__gnu_thumb1_case_shi, __gnu_thumb1_case_uhi): New functions.
3901 (__gnu_thumb1_case_si): New function.
3902 * t-arm (LIB1ASMSRC): Define here.
3903 (LIB1ASMFUNCS): Add some common functions.
3904 * t-arm-elf (LIB1ASMSRC): Delete.
3905 (LIB1ASMFUNCS): Append to existing set.
3906 * t-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
3907 * t-strongarm-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
3908 * t-symbian (LIB1ASMFUNCS): Likewise.
3909 * t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
3910 * t-wince-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
3912 2009-06-21 Richard Guenther <rguenther@suse.de>
3914 PR tree-optimization/38729
3915 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Restrict
3916 to loops with a single exit if -fno-expensive-optimizations.
3918 2009-06-21 Jakub Jelinek <jakub@redhat.com>
3920 * var-tracking.c (struct shared_hash_def, shared_hash): New types.
3921 (dataflow_set): Change vars type from htab_t to shared_hash.
3922 (shared_hash_pool, empty_shared_hash): New variables.
3923 (vars_clear): Removed.
3924 (shared_hash_shared, shared_hash_htab, shared_hash_copy,
3925 shared_hash_find_slot_unshare, shared_hash_find_slot,
3926 shared_hash_find_slot_noinsert, shared_hash_find): New
3928 (shared_hash_unshare, shared_hash_destroy): New functions.
3929 (unshare_variable): Unshare set->vars if shared, use
3931 (vars_copy): Use htab_traverse_noresize instead of htab_traverse.
3932 (get_init_value, find_src_set_src, dump_dataflow_set,
3933 clobber_variable_part, emit_notes_for_differences): Use
3935 (dataflow_set_init): Remove second argument, set vars to
3936 empty_shared_hash instead of creating a new htab.
3937 (dataflow_set_clear): Call shared_hash_destroy and set vars
3938 to empty_shared_hash instead of calling vars_clear.
3939 (dataflow_set_copy): Don't call vars_copy, instead just share
3940 the src htab with dst.
3941 (variable_union): Use shared_hash_*, use initially NO_INSERT
3942 lookup if set->vars is shared. Don't keep slot cleared before
3943 calling unshare_variable. Unshare set->vars if needed.
3944 Even ->refcount == 1 vars must be unshared if set->vars is shared
3945 and var needs to be modified.
3946 (variable_canonicalize): New function.
3947 (dataflow_set_union): If dst->vars is empty, just share src->vars
3948 with dst->vars and traverse with variable_canonicalize to canonicalize
3949 and unshare what is needed.
3950 (dataflow_set_different): If old_set and new_set use the same shared
3951 htab, they aren't different. If number of htab elements is different,
3952 htabs are different. Use shared_hash_*.
3953 (dataflow_set_destroy): Call shared_hash_destroy instead of
3955 (compute_bb_dataflow, emit_notes_in_bb, vt_emit_notes): Don't pass
3956 second argument to dataflow_set_init.
3957 (vt_initialize): Likewise. Initialize shared_hash_pool and
3958 empty_shared_hash, move bb in/out initialization afterwards.
3959 Use variable_htab_free instead of NULL as changed_variables del hook.
3960 (variable_was_changed): Change type of second argument to pointer to
3961 dataflow_set. When inserting var into changed_variables, bump
3962 refcount. Unshare set->vars if set is shared htab and slot needs to
3964 (set_variable_part): Use shared_hash_*, use initially NO_INSERT
3965 lookup if set->vars is shared. Unshare set->vars if needed.
3966 Even ->refcount == 1 vars must be unshared if set->vars is shared
3967 and var needs to be modified. Adjust variable_was_changed caller.
3968 (delete_variable_part): Use shared_hash_*. Even ->refcount == 1
3969 vars must be unshared if set->vars is shared and var needs to be
3970 modified. Adjust variable_was_changed caller.
3971 (emit_note_insn_var_location): Don't pool_free var.
3972 (emit_notes_for_differences_1): Initialize empty_var->refcount to 0
3974 (vt_finalize): Call htab_delete on empty_shared_hash->htab and
3975 free_alloc_pool on shared_hash_pool.
3977 2009-06-20 Anthony Green <green@moxielogic.com>
3979 * config/moxie/sfp-machine.h (__gcc_CMPtype, CMPtype): Define.
3980 * config/moxie/moxie.h (LOAD_EXTEND_OP): Define.
3982 2009-06-20 Richard Guenther <rguenther@suse.de>
3984 * tree-ssa-structalias.c (find_func_aliases): For memset use
3985 a constraint from NULL if we memset to zero.
3986 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Add builtins
3987 we explicitly handle that do not read from memory.
3988 (call_may_clobber_ref_p_1): Properly handle builtins that may
3991 2009-06-20 Richard Guenther <rguenther@suse.de>
3993 PR tree-optimization/40495
3994 * tree-ssa-structalias.c (get_constraint_exp_for_temp): Remove.
3995 (new_scalar_tmp_constraint_exp): New function.
3996 (process_constraint): Do not create temporary decls.
3997 (process_all_all_constraints): Likewise.
3998 (handle_const_call): Likewise.
3999 (create_function_info_for): Do not set decl.
4001 2009-06-19 Ian Lance Taylor <iant@google.com>
4003 * config/rs6000/rs6000.c (rs6000_explicit_options): Make static.
4004 (rs6000_attribute_table): Make static; move before use.
4006 2009-06-19 Eric Botcazou <ebotcazou@adacore.com>
4008 * tree.c (substitute_in_expr) <COMPONENT_REF>: Tweak and reformat.
4009 <tcc_vl_exp>: Call process_call_operands on the new CALL_EXPR.
4010 Propagate the TREE_READONLY flag without overwriting it.
4011 (substitute_placeholder_in_expr) <tcc_vl_exp>: Likewise.
4012 Propagate the TREE_READONLY flag onto the result.
4013 (process_call_operands): Move around. Use correct constant value.
4015 2009-06-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4018 * config/arm/arm.c (thumb_shiftable_const): Truncate val to 32 bits.
4019 * config/arm/arm.md: Likewise.
4021 2009-06-19 Ian Lance Taylor <iant@google.com>
4023 * tree-cfg.c (gimple_redirect_edge_and_branch): Change ERROR_MARK
4024 to GIMPLE_ERROR_MARK.
4026 * c-typeck.c (build_conditional_expr): Add op1_original_type and
4027 op2_original_type parameters. Warn about using different enum types.
4028 * c-parser.c (c_parser_conditional_expression): Pass original
4029 types to build_conditional_expr.
4030 * c-tree.h (build_conditional_expr): Update declaration.
4032 2009-06-19 Ian Lance Taylor <iant@google.com>
4034 * config/i386/i386.c (ix86_function_specific_save): Test that
4035 fields match values, rather than testing the values are in a
4038 2009-06-19 Richard Guenther <rguenther@suse.de>
4040 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Handle
4042 (ptr_derefs_may_alias_p): Likewise.
4043 (ptr_deref_may_alias_ref_p_1): New function.
4044 (ptr_deref_may_alias_ref_p): Likewise.
4045 (ref_maybe_used_by_call_p_1): Handle builtins that are not
4046 covered by looking at the ESCAPED solution.
4047 (call_may_clobber_ref_p_1): Likewise.
4048 * tree-ssa-structalias.c (get_constraint_for_ptr_offset):
4049 Handle NULL_TREE offset. Do not produce redundant constraints.
4050 (process_all_all_constraints): New helper function.
4051 (do_structure_copy): Use it.
4052 (handle_lhs_call): Likewise.
4053 (find_func_aliases): Handle some builtins with pointer arguments
4054 and/or return values explicitly.
4056 2009-06-19 Ian Lance Taylor <iant@google.com>
4058 * varasm.c (const_rtx_hash_1): Remove const qualifier from shift.
4060 2009-06-19 Ian Lance Taylor <iant@google.com>
4062 * rtl.h (SUBREG_PROMOTED_UNSIGNED_P): Add cast to int.
4064 2009-06-19 Ian Lance Taylor <iant@google.com>
4066 * ggc-page.c (ggc_pch_write_object): Initialize emptyBytes.
4067 * sdbout.c (sdb_debug_hooks): Initialize non-SDB_DEBUGGING_INFO
4070 * c-decl.c (finish_decl): If -Wc++-compat, warn about
4071 uninitialized const.
4073 2009-06-19 Ian Lance Taylor <iant@google.com>
4075 * dse.c (struct store_info): Rename bitmap field to bmap. Change
4078 * c-decl.c (in_struct, struct_types): Remove.
4079 (struct c_binding): Add in_struct field.
4080 (c_binding_ptr): Define type, along with VEC.
4081 (struct c_struct_parse_info): Define.
4082 (struct_parse_info): New static variable.
4083 (bind): Initialize in_struct field.
4084 (start_struct): Remove enclosing_in_struct and
4085 enclosing_struct_types parameters. Add
4086 enclosing_struct_parse_info parameter. Change all callers. Set
4087 struct_parse_info rather than in_struct and struct_types.
4088 (grokfield): If -Wc++-compat and there is a symbol binding for the
4089 field name, set the in_struct flag and push it on the
4090 struct_parse_info->fields vector.
4091 (warn_cxx_compat_finish_struct): New static function.
4092 (finish_struct): Remove enclosing_in_struct and
4093 enclosing_struct_types parameters. Add
4094 enclosing_struct_parse_info parameter. Change all callers. Don't
4095 set C_TYPE_DEFINED_IN_STRUCT here. Call
4096 warn_cxx_compat_finish_struct. Free struct_parse_info and set to
4097 parameter. Only push on struct_types if warn_cxx_compat.
4098 (finish_enum): Only push on struct_types if warn_cxx_compat.
4099 (declspecs_add_type): Add loc parameter. Change all callers.
4100 Change all error calls to error_at. Pass loc, not input_location,
4101 to pedwarn calls. Warn if -Wc++-compat and a typedef name is
4102 defined in a struct. If -Wc++-compat and parsing a struct, record
4103 that a typedef name was used.
4104 * c-parser.c (c_parser_declspecs): Get location to pass to
4106 (c_parser_struct_or_union_specifier): Update calls to start_struct
4108 * c-tree.h (struct c_struct_parse_info): Declare.
4109 (finish_struct, start_struct): Update declarations.
4110 (declspecs_add_type): Update declaration.
4112 2009-06-19 Ian Lance Taylor <iant@google.com>
4114 * c-decl.c (grokdeclarator): If -Wc++-compat, warn about a global
4115 variable with an anonymous type.
4117 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
4119 * see.c: Remove for real.
4121 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
4123 * optabs.h (enum optab_index): Add new OTI_significand.
4124 (significand_optab): Define corresponding macro.
4125 * optabs.c (init_optabs): Initialize significand_optab.
4126 * genopinit.c (optabs): Implement significand_optab using
4127 significand?f2 patterns.
4128 * builtins.c (expand_builtin_mathfn): Handle
4129 BUILT_IN_SIGNIFICAND{,F,L}.
4130 (expand_builtin): Expand BUILT_IN_SIGNIFICAND{,F,L} using
4131 expand_builtin_mathfn if flag_unsafe_math_optimizations is set.
4133 * config/i386/i386.md (significandxf2, significand<mode>2): New
4134 expanders to implement significandf, significand and significandl
4135 built-ins as inline x87 intrinsics.
4137 2009-06-18 Anatoly Sokolov <aesok@post.ru>
4139 * config/avr/avr.c (avr_override_options): Remove setting value of
4140 PARAM_INLINE_CALL_COST.
4142 2009-06-18 Richard Henderson <rth@redhat.com>
4145 * tree-pass.h (TDF_ASMNAME): New.
4146 * tree-dump.c (dump_options): Add asmname.
4147 * doc/invoke.texi: Document it.
4149 * tree-pretty-print.c (maybe_dump_asm_name): Merge into...
4150 (dump_decl_name): ...here.
4151 (dump_function_name): New flags arg; mind TDF_ASMNAME.
4152 (dump_generic_node): Update dump_function_name calls.
4153 (print_call_name): New flags arg; update all dump calls.
4154 * diagnostic.h (print_call_name): Update.
4155 * gimple-pretty-print.c (dump_gimple_call): Update.
4157 2009-06-18 H.J. Lu <hongjiu.lu@intel.com>
4160 * config/i386/i386.h (CLASS_LIKELY_SPILLED_P): Add SSE_FIRST_REG.
4162 2009-06-18 Diego Novillo <dnovillo@google.com>
4164 * doc/plugins.texi: Document plugin_is_GPL_compatible.
4165 * plugin.c (str_license): Declare.
4166 (try_init_one_plugin): Assert that the symbol
4167 'plugin_is_GPL_compatible' exists.
4169 2009-06-18 Sergei Dyshel <sergeid@il.ibm.com>
4172 * Makefile.in (OBJS-common): Remove see.o.
4174 * common.opt (fsee): Mark as preserved for backward compatibility.
4175 * opts.c (common_handle_option): Add OPT_fsee to the backward
4176 compatibility section.
4177 * passes.c (init_optimization_passes, pass_see): Remove pass.
4178 * timevar.def (TV_SEE): Remove.
4179 * tree-pass.h (pass_see): Remove declaration.
4180 * doc/invoke.texi (-fsee): Remove documentation.
4182 2009-06-18 Martin Jambor <mjambor@suse.cz>
4184 * tree-sra.c: Include statistics.h
4185 (sra_stats): New variable.
4186 (sra_initialize): Clear sra_stats.
4187 (create_access_replacement): Increment sra_stats.replacements.
4188 (get_access_replacement): Do not return twice.
4189 (analyze_all_variable_accesses): Increment statistics counter by the
4190 number of scalarized aggregates.
4191 (generate_subtree_copies): Increment sra_stats.subtree_copies.
4192 (sra_modify_expr): Increment sra_stats.exprs.
4193 (load_assign_lhs_subreplacements): Increment sra_stats.subreplacements.
4194 (sra_modify_assign): Increment sra_stats.exprs,
4195 sra_stats.separate_lhs_rhs_handling and sra_stats.deleted.
4196 (perform_intra_sra): Update statistics counters.
4197 * Makefile.in (tree-sra.o): Add statistics.h to dependencies.
4199 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
4201 * config/arm/arm.c (TARGET_SCALAR_MODE_SUPPORTED_P): Redefine.
4202 (arm_scalar_mode_supported_p): New function.
4204 2009-06-18 Paul Brook <paul@codesourcery.com>
4205 Sandra Loosemore <sandra@codesourcery.com>
4207 * config/arm/sfp-machine.h (_FP_NANFRAC_H, _FP_NANSIGN_H): Define.
4208 (__extendhfsf2, __truncsfhf2): Define.
4209 * config/arm/fp16.c: New file.
4210 * config/arm/t-bpabi (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
4211 * config/arm/t-symbian (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
4213 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
4215 * doc/extend.texi (Half-Precision): New section.
4216 * doc/invoke.texi (Option Summary): List -mfp16-format.
4217 (ARM Options): List neon-fp16 as -mfpu value. Document -mfp16-format.
4218 * config/arm/arm.opt (mfp16-format=): New.
4219 * config/arm/arm.c: Include intl.h.
4220 (TARGET_INVALID_PARAMETER_TYPE): Redefine.
4221 (TARGET_INVALID_RETURN_TYPE): Redefine.
4222 (TARGET_PROMOTED_TYPE): Redefine.
4223 (TARGET_CONVERT_TO_TYPE): Redefine.
4224 (arm_fp16_format): Define.
4225 (all_fpus): Add entry for neon-fp16.
4226 (fp_model_for_fpu): Likewise.
4227 (struct fp16_format): Declare.
4228 (all_fp16_formats): Define.
4229 (arm_init_libfuncs): Add entries for HFmode conversions and arithmetic
4231 (arm_override_options): Set arm_fp16_format. Call sorry for fp16
4233 (arm_legitimate_index_p): Treat HFmode like HImode.
4234 (thumb1_legitimate_address_p): Make it recognize HFmode constants.
4235 (coproc_secondary_reload_class): Special-case HFmode.
4236 (arm_print_operand): Add 'z' specifier for vld1.16/vst1.16.
4237 (arm_hard_regno_mode_ok): Allow HFmode values in VFP registers.
4238 (arm_init_fp16_builtins): New.
4239 (arm_init_builtins): Call it.
4240 (arm_invalid_parameter_type): New.
4241 (arm_invalid_return_type): New.
4242 (arm_promoted_type): New.
4243 (arm_convert_to_type).
4244 (arm_file_start): Deal with neon-fp16 as fpu_name. Emit tag for fp16
4246 (arm_emit_fp16_const): New function.
4247 (arm_mangle_type): Mangle __fp16 as "Dh".
4248 * config/arm/arm.h (TARGET_VFPD32): Make it know about
4250 (TARGET_NEON_FP16): New.
4251 (TARGET_NEON): Make it know about FPUTYPE_NEON_FP16.
4252 (enum fputype): Add FPUTYPE_NEON_FP16.
4253 (enum arm_fp16_format_type): Declare.
4254 (arm_fp16_format): Declare.
4255 (LARGEST_EXPONENT_IS_NORMAL): Define.
4256 * config/arm/arm-protos.h (arm_emit_fp16_const): Declare.
4257 * config/arm/arm-modes.def (HFmode): Define.
4258 * config/arm/vfp.md: (*movhf_vfp): New.
4261 * config/arm/arm.md: (fpu): Add neon_fp16.
4262 (floatsihf2, floatdihf2): New.
4263 (fix_trunchfsi2, fix_trunchfdi2): New.
4267 (*arm32_movhf): New.
4268 (*thumb1_movhf): New.
4269 (consttable_2): Add check for HFmode constants.
4270 (consttable_4): Handle HFmode constants.
4272 2009-06-18 Uros Bizjak <ubizjak@gmail.com>
4274 * convert.c (convert_to_integer): Convert (int)logb() into ilogb().
4276 2009-06-17 Olivier Hainque <hainque@adacore.com>
4278 * collect2.c (main): Use CONST_CAST2 to perform char ** to
4279 const char ** conversion in AIX specific section.
4281 2009-06-17 H.J. Lu <hongjiu.lu@intel.com>
4283 * config/i386/i386.c (ix86_special_builtin_type): Remove
4284 UINT64_FTYPE_PINT. Add UINT64_FTYPE_PUNSIGNED.
4285 (bdesc_special_args): Updated.
4286 (ix86_init_mmx_sse_builtins): Likewise.
4287 (ix86_expand_special_args_builtin): Likewise.
4289 2009-06-17 Richard Henderson <rth@redhat.com>
4291 * tree-pretty-print.c (maybe_dump_asm_name): New.
4292 (dump_decl_name): Use it.
4293 (PRINT_FUNCTION_NAME): Merge into...
4294 (dump_function_name): ... here. Use maybe_dump_asm_name.
4296 2009-06-17 Cary Coutant <ccoutant@google.com>
4298 * dbxout.c (dbxout_source_line): Add is_stmt parameter.
4300 * debug.c (struct gcc_debug_hooks): Change placeholder for
4302 (debug_nothing_int_charstar_int): Replaced by...
4303 (debug_nothing_int_charstar_int_bool): ...this.
4304 * debug.h (struct gcc_debug_hooks): Add is_stmt parameter to
4305 source_line prototype.
4306 (debug_nothing_int_charstar_int): Replaced by...
4307 (debug_nothing_int_charstar_int_bool): ...this.
4308 * defaults.h (SUPPORTS_DISCRIMINATOR): New constant.
4309 * dwarf2out.c (dwarf2out_source_line): Add is_stmt parameter.
4310 Output is_stmt operand when necessary.
4311 * final.c (final_scan_insn): Pass is_stmt to source_line debug hook.
4312 (notice_source_line): Add is_stmt parameter.
4313 * sdbout.c (sdbout_source_line): Add is_stmt parameter.
4314 * vmsdbgout.c (vmsdbgout_source_line): Add is_stmt parameter.
4316 * xcoffout.c (xcoffout_source_line): Add is_stmt parameter.
4317 * xcoffout.h (xcoffout_source_line): Add is_stmt parameter.
4319 2009-06-17 Ian Lance Taylor <iant@google.com>
4321 * expr.c (struct move_by_pieces_d): Rename from move_by_pieces.
4323 (struct store_by_pieces_d): Rename from store_by_pieces. Change
4326 2009-06-17 Adam Nemet <anemet@caviumnetworks.com>
4328 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS,
4329 STRIP_USELESS_TYPE_CONVERSION): Use tree_strip_nop_conversions,
4330 tree_strip_sign_nop_conversions and
4331 tree_ssa_strip_useless_type_conversions rather than stripping
4332 the operations here.
4333 (tree_strip_nop_conversions, tree_strip_sign_nop_conversions):
4335 * gimple.h (tree_ssa_strip_useless_type_conversions): Declare it.
4336 * tree-ssa.c (tree_ssa_strip_useless_type_conversions): New function.
4337 * tree.c (tree_nop_conversion, tree_sign_nop_conversion,
4338 tree_strip_nop_conversions, tree_strip_sign_nop_conversions): New
4341 2009-06-17 Michael Eager <eager@eagercon.com>
4343 * config/rs6000/constraints.md (register_constraint "d"): New.
4344 * config/rs6000/dfp.md (movsd_store, extendsddd2, extendsdtd2,
4345 truncddsd2, *negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
4346 *movdd_hardfloat32, *movdd_hardfloat64_mfpgpr, *movdd_hardfloat64,
4347 *negtd2_fp, *abstd2_fpr, *nabstd2_fpr, *movtd_internal, extendddtd2,
4348 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
4349 divtd3, *cmpdd_internal1, *cmptd_internal1, floatditd2, ftruncdd2,
4350 fixdddi2, ftrunctd2, fixtddi2): replace 'f' constraint with 'd'
4351 * config/rs6000/ppu_intrinsics.h (__mffs, __mtfsf, __mtfsfi, __fabs,
4352 __fnabs, __fmadd, __fmsub, __fnmadd, __fnmsub, __fsel, __frsqrte,
4353 __fsqrt, __fmul, __fmuls, __frsp, __fcfid, __fctid, __fctidz, __fctiw,
4355 * config/rs6000/rs6000.md (*extendsfdf2_fpr, *truncdfsf2_fpr,
4356 *fseldfsf4, *negdf2_fpr, *absdf2_fpr, *nabsdf2_fpr, *adddf3_fpr,
4357 *subdf3_fpr, *muldf3_fpr, *divdf3_fpr, recipdf3, fred, sqrtdf2,
4358 *fseldfdf4, *fselsfdf4, *floatsidf2_internal, *floatunssidf2_internal,
4359 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
4360 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2, rounddf2,
4361 stfiwx, floatdidf2, fix_truncdfdi2, floatdisf2_internal1,
4362 *movdf_hardfloat32, *movdf_hardfloat64_mfpgpr, *movdf_hardfloat64,
4363 *movtf_internal, *extenddftf2_internal, trunctfdf2_internal1,
4364 trunctfdf2_internal2, trunctfsf2_fprs, fix_trunc_helper,
4365 *fix_trunctfsi2_internal, negtf2_internal, *movdi_internal32,
4366 *movdi_mfpgpr, *movdi_internal64, *movdf_update1, *movdf_update2,
4367 *cmpdf_internal1, *cmptf_internal1, *cmptf_internal2): Same.
4368 * doc/md.texi: Describe PowerPC 'd' constraint, update 'f' constraint.
4370 2009-06-16 Ian Lance Taylor <iant@google.com>
4372 * profile.c (total_num_never_executed): Don't define.
4373 (compute_branch_probabilities): Don't count or print
4375 (init_branch_prob): Don't set total_num_never_executed.
4376 (end_branch_prob): Don't print total_num_never_executed.
4378 2009-06-17 David Daney <ddaney@caviumnetworks.com>
4380 * jump.c (cleanup_barriers): Handle case of no insns before a barrier.
4382 2009-06-17 David Edelsohn <edelsohn@gnu.org>
4384 * config/rs6000/dfp.md (nabsdd2_fpr): Correct mode.
4385 (nabstd2_fpr): Same.
4387 2009-06-17 Steve Ellcey <sje@cup.hp.com>
4389 * expr.c (expand_assignment): Change complex type check.
4391 2009-06-17 Basile Starynkevitch <basile@starynkevitch.net>
4393 * doc/plugins.texi (Building GCC plugins): Added new section.
4395 2009-06-17 Ian Lance Taylor <iant@google.com>
4397 * c-pch.c (get_ident): Don't set size of templ array.
4398 (pch_init): Don't set size of partial_pch array.
4400 * c-typeck.c (digest_init): If -Wc++-compat, warn about using a
4401 string constant to intialize an array whose size is the length of
4404 2009-06-17 Richard Guenther <rguenther@suse.de>
4406 PR tree-optimization/40389
4407 * tree-ssa-structalias.c (handle_rhs_call): Restrict NRV case
4408 to addressable types.
4409 * gimple.c (walk_stmt_load_store_addr_ops): Likewise.
4411 2009-06-17 Richard Guenther <rguenther@suse.de>
4414 * tree-chrec.h (build_polynomial_chrec): If we cannot determine
4415 if there is no evolution of left in the loop bail out.
4416 * tree-chrec.c (chrec_fold_multiply_poly_poly): CSE one
4417 chrec_fold_multiply.
4419 2009-06-16 J"orn Rennecke <joern.rennecke@arc.com>
4420 Janis Johnson <janis187@us.ibm.com>
4423 * config/rs6000/rs6000.c (rs6000_emit_move): Don't emit a USE
4424 for the symbol ref of a constant that is the source of a move
4425 - nor for any other not-obvious-label-ref constants.
4427 2009-06-16 Olatunji Ruwase <tjruwase@google.com>
4429 * plugin.c (position_pass): Skip newly inserted pass during list
4430 traversal to avoid repeated insertion.
4432 2009-06-16 Ian Lance Taylor <iant@google.com>
4434 * vec.h (VEC_stack_alloc): Define different version if
4435 GATHER_STATISTICS is defined, to accept and ignore MEM_STAT.
4436 (DEF_VEC_ALLOC_FUNC_P_STACK): Remove MEM_STAT_DECL.
4437 (DEF_VEC_ALLOC_FUNC_O_STACK): Likewise.
4438 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
4440 2009-06-16 H.J. Lu <hongjiu.lu@intel.com>
4442 * config.gcc (extra_headers): Add ia32intrin.h for x86.
4444 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_BSRSI,
4445 IX86_BUILTIN_BSRDI. IX86_BUILTIN_RDPMC, IX86_BUILTIN_RDTSC.
4446 IX86_BUILTIN_RDTSCP. IX86_BUILTIN_ROLQI, IX86_BUILTIN_ROLHI,
4447 IX86_BUILTIN_RORQI and IX86_BUILTIN_RORHI.
4448 (ix86_special_builtin_type): Add UINT64_FTYPE_VOID,
4449 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
4450 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
4451 (bdesc_special_args): Add __builtin_ia32_rdtsc and
4452 __builtin_ia32_rdtscp.
4453 (bdesc_args): Add __builtin_ia32_bsrsi, __builtin_ia32_bsrdi,
4454 __builtin_ia32_rolqi, __builtin_ia32_rolhi, __builtin_ia32_rorqi
4455 and __builtin_ia32_rorhi.
4456 (ix86_init_mmx_sse_builtins): Handle UINT64_FTYPE_VOID,
4457 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
4458 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
4459 (ix86_expand_args_builtin): Likewise.
4460 (ix86_expand_special_args_builtin): Likewise.
4462 * config/i386/i386.md (UNSPECV_RDTSCP): New.
4463 (UNSPECV_RDTSC): Likewise.
4464 (UNSPECV_RDPMC): Likewise.
4465 (*bsr): Renamed to ...
4467 (*bsr_rex64): Renamed to ...
4471 (*rdpmc_rex64): Likewise.
4474 (*rdtsc_rex64): Likewise.
4476 (*rdtscp): Likewise.
4477 (*rdtscp_rex64): Likewise.
4479 * config/i386/ia32intrin.h: New.
4481 * config/i386/x86intrin.h: Include <ia32intrin.h>.
4483 2009-06-16 Ian Lance Taylor <iant@google.com>
4485 * ira-build.c (copy_info_to_removed_store_destinations):
4486 Initialize parent_a.
4488 2009-06-16 Ian Lance Taylor <iant@google.com>
4490 * c-decl.c (grokdeclarator): Change size_varies to bool.
4492 2009-06-16 Ian Lance Taylor <iant@google.com>
4494 * sel-sched.c: Make forward declarations of move_op_hooks and
4495 fur_hooks explicitly extern.
4497 2009-06-16 Ian Lance Taylor <iant@google.com>
4499 * df-problems.c (df_byte_lr_alloc): Don't set problem_data to itself.
4500 * vec.c (vec_gc_o_reserve_1): Don't set alloc to itself.
4502 2009-06-16 Ian Lance Taylor <iant@google.com>
4504 * resource.c (mark_referenced_resources): Change
4505 include_delayed_effects parameter to bool. Change all callers.
4506 (mark_end_of_function_resources): Likewise.
4507 * reorg.c (insn_references_resource_p): Likewise.
4508 (insn_sets_resource_p): Likewise.
4509 * resource.h (mark_referenced_resources): Update declaration.
4510 (mark_end_of_function_resources): Update declaration.
4512 2009-06-16 David Edelsohn <edelsohn@gnu.org>
4514 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Remove -lstdc++.
4516 2009-06-16 David Edelsohn <edelsohn@gnu.org>
4518 * doc/install.texi (*-*-aix): Update explanation of XLC bootstrap.
4519 GCC can bootstrap on AIX with GNU Binutils 2.20.
4521 2009-06-16 Ian Lance Taylor <iant@google.com>
4523 * Makefile.in (tree-vect-stmts.o): Depend upon $(TOPLEV_H).
4525 2009-06-16 Ian Lance Taylor <iant@google.com>
4527 * toplev.h (floor_log2): If GCC_VERSION >= 3004, declare as static
4528 inline, not extern inline.
4529 (exact_log2): Likewise.
4530 * toplev.c (floor_log2): Only define if GCC_VERSION < 3004. Don't
4532 (exact_log2): Likewise, but don't test CTZ_HWI.
4534 2009-06-16 Ian Lance Taylor <iant@google.com>
4536 * bitmap.c (bitmap_clear): Don't declare as inline.
4537 * gimple.c (gimplify_assign): Likewise.
4538 * tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
4539 * haifa-sched.c (insn_cost): Don't declare with HAIFA_INLINE.
4540 (sched_scan_info): Remove duplicate definition.
4542 2009-06-16 Ian Lance Taylor <iant@google.com>
4544 * c-common.c (skip_evaluation): Don't define.
4545 (c_inhibit_evaluation_warnings): Define global variable.
4546 (overflow_warning): Check c_inhibit_evaluation_warnings rather
4547 than skip_evaluation.
4548 (convert_and_check, warn_for_div_by_zero): Likewise.
4549 * c-common.h (skip_evaluation): Don't declare.
4550 (c_inhibit_evaluation_warnings): Declare.
4551 * c-parser.c (c_parser_typeof_specifier): Set
4552 c_inhibit_evaluation_warnings rather than skip_evaluation.
4553 (c_parser_conditional_expression): Likewise.
4554 (c_parser_binary_expression): Likewise.
4555 (c_parser_sizeof_expression): Likewise.
4556 (c_parser_alignof_expression): Likewise.
4557 * c-typeck.c (build_indirect_ref): Check
4558 c_inhibit_evaluation_warnings rather than skip_evaluation.
4559 (build_conditional_expr, build_binary_op): Likewise.
4561 2009-06-16 Richard Guenther <rguenther@suse.de>
4563 * tree-ssa-alias.c (is_escape_site): Remove.
4564 * tree-ssa-alias.h (enum escape_type): Remove.
4565 (is_escape_site): Likewise.
4566 * tree-ssa-structalias.c (find_func_aliases): Handle escapes
4567 via casts and asms without deferring to is_escape_site.
4569 2009-06-16 Jakub Jelinek <jakub@redhat.com>
4572 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: Don't
4573 use gen_lowpart if op0 has complex mode.
4575 2009-06-16 Richard Guenther <rguenther@suse.de>
4577 * tree-ssa-structalias.c (do_ds_constraint): Stores in global
4578 variables add them to ESCAPED.
4579 (find_func_aliases): Do not make all indirectly stored values escaped.
4581 2009-06-16 Rafael Avila de Espindola <espindola@google.com>
4583 * config/i386/winnt.c (i386_pe_encode_section_info): Update call to
4586 2009-06-16 Martin Jambor <mjambor@suse.cz>
4588 PR tree-optimization/40432
4589 * tree-sra.c (sra_modify_assign): When creating VIEW_CONVERT_EXPR,
4590 check whether we need to force gimple register operand.
4592 2009-06-16 Martin Jambor <mjambor@suse.cz>
4594 PR tree-optimization/40413
4595 * tree-sra.c (load_assign_lhs_subreplacements): Pass offset to
4596 build_ref_for_offset.
4597 (propagate_subacesses_accross_link): Fix a typo in a comment.
4599 2009-06-16 Ira Rosen <irar@il.ibm.com>
4601 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
4602 with additional parameter.
4603 * tree-vectorizer.h (enum vect_def_type): Add new value
4605 (enum vect_relevant): Add comments.
4606 (vect_is_simple_reduction): Add new argument.
4607 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Add comments.
4608 Detect nested cycles.
4609 (vect_is_simple_reduction): Update documentation, add an argument to
4610 distinguish inner-loop reduction from nested cycle, detect nested
4611 cycles, fix printings and indentation, don't swap operands in case
4613 (get_initial_def_for_reduction): Handle subtraction.
4614 (vect_create_epilog_for_reduction): Add new argument to specify
4616 (vect_finalize_reduction): Handle subtraction, fix comments.
4617 (vectorizable_reduction): Handle nested cycles. In case of nested
4618 cycle keep track of the reduction variable position. Call
4619 vect_is_simple_reduction with additional parameter. Use original
4620 statement code in reduction epilogue for nested cycle. Call
4621 vect_create_epilog_for_reduction with additional parameter.
4622 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Assert
4623 inner-loop vectorization.
4624 (vect_recog_widen_sum_pattern): Likewise.
4625 * tree-vect-stmts.c (process_use): Distinguish between nested cycles
4627 (vect_mark_stmts_to_be_vectorized): Likewise.
4628 (vect_get_vec_def_for_operand): Handle nested cycles.
4630 2009-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4632 * doc/invoke.texi (Debugging Options): Fix option index entries
4633 for -fdump-statistics, -frandom-seed add entries for
4634 -fdump-tree-original, -fdump-tree-optimized, -frandom-seed.
4635 (FRV Options): Fix entries for -mTLS, -mtls.
4636 (HPPA Options): Fix entries for -mgnu-ld, -mhp-ld.
4637 (i386 and x86-64 Options): Fix entry for -mno-red-zone.
4638 (M68hc1x Options): Fix @itemx for -mnominmax.
4639 (MCore Options): Fix entry for -mno-lsim.
4640 (MMIX Options): Fix entry for -mabi=mmixware.
4641 (PDP-11 Options): Fix entry for -mbcopy-builtin.
4643 2009-06-16 Basile Starynkevitch <basile@starynkevitch.net>
4645 * doc/plugins.texi (Interacting with the GCC Garbage Collector):
4646 Mention the plugin mode of gengtype.
4647 * doc/gty.texi (Source Files Containing Type Information): Likewise.
4648 * gengtype.c: Updated copyright.
4649 (plugin_files, nb_plugin_files) Added new static variables.
4650 (measure_input_list) Care about plugin_files.
4651 (write_rtx_next): Added early return in plugin mode.
4652 (create_file): Updated copyright year in generated file. Added
4654 (oprintf): Added early return if NULL outf.
4655 (get_output_file_with_visibility): Care of plugin_files.
4656 (get_output_file_name): May return null.
4657 (write_local): Added early return.
4658 (put_mangled_filename): Ditto.
4659 (finish_root_table): Added check for base_files.
4660 (write_roots): Care about null when plugins.
4661 (main): Added plugin mode.
4663 2009-06-15 Ian Lance Taylor <iant@google.com>
4665 * df-problems.c (df_simulate_one_insn_forwards): Fix braces in switch.
4666 * gcov.c (read_count_file): Add braces around variables declared
4669 * c.opt (Wjump-misses-init): New warning.
4670 * c-opts.c (c_common_handle_option): Set warn_jump_misses_init for
4671 -Wall and -Wc++-compat if not already set.
4672 (c_common_post_options): Clear warn_jump_misses_init if it was not
4674 * c-decl.c (struct c_binding): Change type field to a union with
4675 new label field. Make it the first field in the struct. Update
4676 references to type to use u.type instead.
4677 (struct c_spot_bindings): Define.
4678 (struct c_goto_bindings): Define.
4679 (c_goto_bindings_p): Define, along with VECs.
4680 (struct c_label_vars): Define.
4681 (struct c_scope): Add has_label_bindings field.
4682 (bind_label, set_spot_bindings): New static functions.
4683 (decl_jump_unsafe, update_spot_bindings): New static functions.
4684 (update_label_decls): New static function.
4685 (pop_scope): Call update_label_decls. Don't call c_end_vm_scope.
4686 Update binding u.label field to shadowed field.
4687 (c_binding_start_stmt_expr): New function.
4688 (c_binding_end_stmt_expr): New function.
4689 (pushdecl): Don't call c_begin_vm_scope.
4690 (make_label): Add defining and p_label_vars parameters. Change
4692 (lookup_label): Correct test for whether a label has not yet been
4693 defined. Call bind_label rather than bind.
4694 (warn_about_goto): New static function.
4695 (lookup_label_for_goto): New function.
4696 (declare_label): Call bind_label rather than bind.
4697 (check_earlier_gotos): New static function.
4698 (define_label): Don't give errors about jumping into statement
4699 expressions or scopes of variably modified types. Call
4700 set_spot_bindings and check_earlier_gotos. Call bind_label
4701 instead of bind. Don't set label_context_stack_se or
4702 label_context_stack_vm.
4703 (c_get_switch_bindings): New function.
4704 (c_release_switch_bindings): New function.
4705 (c_check_switch_jump_warnings): New function.
4706 (start_function): Don't set label_context_stack_se or
4707 label_context_stack_vm.
4708 (finish_function): Likewise.
4709 * c-typeck.c (label_context_stack_se): Don't define.
4710 (label_context_stack_vm): Don't define.
4711 (c_finish_goto_label): Call lookup_label_for_goto rather than
4712 lookup_label. Don't give errors about jumping into a statement
4713 expression or the scope of a variably modified type. Don't set
4714 label_context_stack_se or label_context_stack_vm.
4715 (struct c_switch): Remove blocked_stmt_expr and blocked_vm
4716 fields. Add bindings field.
4717 (c_start_case): Don't set deleted fields. Set bindings field.
4718 (do_case): Rework order of tests. Don't check blocked_stmt_expr
4719 or blocked_vm. Call c_check_switch_jump_warnings.
4720 (c_finish_case): Don't test blocked_stmt_expr field. Call
4721 c_release_switch_bindings.
4722 (c_begin_stmt_expr): Don't increment blocked_stmt_expr in
4723 c_switch_stack. Don't walk label_context_stack_se labels. Don't
4724 set label_context_stack_se. Call c_bindings_start_stmt_expr.
4725 (c_finish_stmt_expr): Don't decrement blocked_stmt_expr in
4726 c_switch_stack. Don't walk label_context_stack_se labels. Don't
4727 set label_context_stack_se. Call c_bindings_end_stmt_expr.
4728 (c_begin_vm_scope, c_end_vm_scope): Don't define.
4729 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR): Don't define.
4730 (C_DECL_UNDEFINABLE_STMT_EXPR): Don't define.
4731 (C_DECL_UNJUMPABLE_VM): Don't define.
4732 (C_DECL_UNDEFINABLE_VM): Don't define.
4733 (struct c_label_list): Don't define.
4734 (struct c_label_context_se): Don't define.
4735 (struct c_label_context_vm): Don't define.
4736 (struct c_spot_bindings): Declare.
4737 (c_bindings_start_stmt_expr): Declare.
4738 (c_bindings_end_stmt_expr): Declare.
4739 (lookup_label_for_goto): Declare.
4740 (c_get_switch_bindings, c_release_switch_bindings): Declare.
4741 (c_check_switch_jump_warnings): Declare.
4742 (label_context_stack_se, label_context_stack_vm): Don't declare.
4743 (c_finish_goto_label): Update declaration.
4744 (c_begin_vm_scope, c_end_vm_scope): Don't declare.
4745 * doc/invoke.texi (Option Summary): Mention -Wjump-misses-init.
4746 (Warning Options): Document -Wjump-misses-init.
4748 2009-06-15 Jakub Jelinek <jakub@redhat.com>
4750 * tree-object-size.c (addr_object_size): Fix a pasto in the last
4753 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
4755 * cgraph.c (cgraph_make_node_local): Use DECL_COMDAT_GROUP.
4757 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
4759 * except.c (init_eh): Use BUILTINS_LOCATION when calling build_decl.
4761 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
4763 * tree-eh.c (lower_try_finally_switch): Initialize tf_loc.
4765 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
4767 * cgraphunit.c (cgraph_function_versioning,save_inline_function_body):
4768 Use DECL_COMDAT_GROUP instead of DECL_ONE_ONLY.
4769 * cgraph.c (cgraph_create_virtual_clone): Use DECL_COMDAT_GROUP.
4770 * config/i386/i386.c (ix86_file_end): Compute DECL_COMDAT_GROUP.
4771 * dwarf2asm.c (dw2_force_const_mem): Update call to
4773 * langhooks-def.h (lhd_comdat_group, LANG_HOOKS_COMDAT_GROUP): Remove.
4774 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_COMDAT_GROUP.
4775 * langhooks.c (lhd_comdat_group): Remove.
4776 * langhooks.h (lang_hooks_for_decls): Remove comdat_group.
4777 * tree.h (DECL_COMDAT_GROUP): New.
4778 (DECL_ONE_ONLY): Use DECL_COMDAT_GROUP.
4779 (tree_decl_with_vis): Add comdat_group. Remove one_only.
4780 (make_decl_one_only): Change signature.
4781 * varasm.c (get_emutls_init_templ_addr, emutls_decl): Update call to
4783 (make_decl_one_only): Change signature.
4784 (default_elf_asm_named_section): Use DECL_COMDAT_GROUP.
4786 2009-06-15 Richard Guenther <rguenther@suse.de>
4789 * tree.c (widest_int_cst_value): Fix bootstrap on 32bit HWI hosts.
4791 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4793 * tree-ssa-math-opts.c: Remove extra divide.
4795 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4797 * config/s390/s390.md ("bswap<mode>2"): Only available on z900.
4799 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4801 * passes.c: Add bswap pass.
4802 * tree-pass.h: Add pass_optimize_bswap declaration.
4803 * tree-ssa-math-opts.c: Include diagnostics.h for print_gimple_stmt.
4804 Include rtl.h, expr.h and optabs.h for optab_handler check.
4805 (struct symbolic_number, pass_optimize_bswap): New definition.
4806 (do_shift_rotate, verify_symbolic_number_p): New functions.
4807 (find_bswap_1, find_bswap, execute_optimize_bswap): New functions.
4808 (gate_optimize_bswap): New function.
4809 * tree.c (widest_int_cst_value): New function.
4810 * tree.h (widest_int_cst_value): Prototype added.
4812 2009-06-14 Steven Bosscher <steven@gcc.gnu.org>
4814 * cfgcleanup.c (old_insns_match_p): Remove code to substitute
4815 REG_EQUAL/REG_EQUIV notes.
4817 2009-06-14 Richard Guenther <rguenther@suse.de>
4820 * gimple.c (walk_stmt_load_store_addr_ops): The LHS of a call
4821 has its address taken if NRV was applied and it is addressable.
4822 * tree-ssa-structalias.c (get_constraint_for_address_of): New
4823 function split out from ...
4824 (get_constraint_for_1): ... here.
4825 (handle_rhs_call): Use it to mark the return slot escaped if
4826 it is addressable and NRV was applied.
4828 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
4830 * config/rs6000/rs6000-protos.h (altivec_resolve_overloaded_builtin):
4831 Change first argument type to location_t.
4832 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Same.
4833 Do not set input_location.
4834 Use loc instead of input_location throughout.
4836 2009-06-13 Richard Guenther <rguenther@suse.de>
4838 PR tree-optimization/40421
4839 * tree-predcom.c (should_unroll_loop_p): Remove.
4840 (tree_predictive_commoning_loop): Use can_unroll_loop_p.
4842 2009-06-13 Michael Meissner <meissner@linux.vnet.ibm.com>
4844 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
4845 Add location argument.
4847 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
4849 * config/alpha/alpha.c (alpha_build_builtin_va_list): Pass location to
4851 * config/s390/s390.c (s390_build_builtin_va_list): Same.
4852 (s390_gimplify_va_arg): Pass location to create_artificial_label.
4853 * config/spu/spu-protos.h: Add location to
4854 spu_resolve_overloaded_builtin.
4855 * config/spu/spu.c (spu_build_builtin_va_list): Pass location to
4856 spu_build_builtin_va_list.
4857 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Add location
4858 argument. Pass location to build_function_call_vec.
4859 * config/sh/sh.c (sh_build_builtin_va_list): Pass location to
4861 (emit_fpu_switch): Same.
4862 (sh_gimplify_va_arg_expr): Pass location to create_artificial_label.
4863 * config/xtensa/xtensa.c (xtensa_build_builtin_va_list): Pass location
4864 to build_decl and create_artificial_label.
4865 (xtensa_gimplify_va_arg_expr): Same.
4866 * config/stormy16/stormy16.c (xstormy16_build_builtin_va_list): Same.
4867 (xstormy16_gimplify_va_arg_expr): Same.
4868 * config/iq2000/iq2000.c (iq2000_expand_prologue): Same.
4869 * config/arm/arm.c (arm_build_builtin_va_list): Same.
4870 * config/mips/mips.c (mips_build_builtin_va_list): Same.
4871 (mips16_build_function_stub): Same.
4872 (mips16_build_call_stub): Same.
4874 2009-06-13 Richard Earnshaw <rearnsha@arm.com>
4877 * arm/constraints.md (Pa, Pb): New constraints.
4878 * arm/arm.md (thumb1_addsi3): Support more complex additions. Add a
4879 split pattern to deal with them.
4881 2009-06-13 Joerg Sonnenberger <joerg@britannica.bec.de>
4883 * doc/invoke.texi: Add missing option -Wp,OPTION in list,
4884 fix index entry for -Xpreprocessor.
4886 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
4888 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
4889 Add location argument to build_decl call.
4890 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Same.
4891 (rs6000_init_builtins): Same.
4892 (spe_init_builtins): Same.
4893 (rs6000_gimplify_va_arg): Add location argument to
4894 create_artificial_label call.
4896 2009-06-12 Steven Bosscher <steven@gcc.gnu.org>
4898 * timevar.def (TV_COMBINE_STACK_ADJUST): New timevar.
4899 * combine-stack-adj.c (pass_stack_adjustments): Use it.
4900 * Makefile.in: Fix GGC dependency for gcse.o.
4902 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
4904 * tree-pretty-print.c (dump_generic_node): Dump column numbers.
4905 * gimple-pretty-print.c (dump_gimple_stmt): Same.
4906 * gimplify.c (gimplify_modify_expr): Set location for GIMPLE_ASSIGNs
4908 * c-parser.c (c_parser_binary_expression): Use current column while
4909 building binary operations.
4910 * common.opt (fshow-column): Enable by default.
4911 * tree-vrp.c (check_array_ref): Use warning_at.
4912 (check_array_bounds): Use location from call back if expr has no
4914 * tree.h: Add location argument to maybe_fold_*.
4915 * tree-ssa-ccp.c (ccp_fold): Pass location to maybe_fold_*.
4916 (maybe_fold_offset_to_array_ref): Add location argument and use it.
4917 (maybe_fold_offset_to_component_ref): Same.
4918 (maybe_fold_offset_to_reference): Same.
4919 (maybe_fold_offset_to_address): Same.
4920 (maybe_fold_stmt_indirect): Same.
4921 (maybe_fold_stmt_addition): Same.
4922 (fold_stmt_r): Pass location to maybe_fold_*.
4923 (fold_gimple_assign): Same.
4924 * c-tree.h: Add location argument to finish_decl,
4925 default_function_array_conversion, store_init_value.
4926 * c-decl.c (define_label): Use error_at.
4927 (c_make_fname_decl): Pass location to finish_decl.
4928 (finish_decl): New location argument.
4929 (build_compound_literal): Pass location to store_init_value.
4930 (grokdeclarator): Pass location to finish_decl.
4932 * c-typeck.c (array_to_pointer_conversion): New location argument.
4933 (function_to_pointer_conversion): Same.
4934 (default_function_array_conversion): Same.
4935 (parser_build_unary_op): Pass location to overflow_warning.
4936 (parser_build_binary_op): Same. Use warning_at.
4937 (build_unary_op): Pass location to array_to_pointer_conversion.
4938 (build_c_cast): Pass location to digest_init.
4939 (build_modify_expr): New location argument.
4940 (convert_for_assignment): Same.
4941 (store_init_value): Same.
4942 (digest_init): Same.
4943 (output_init_element): Pass location to digest_init and
4944 array_to_pointer_conversion.
4945 (c_finish_return): Pass location to convert_for_assignment.
4946 * gimplify.c (gimplify_conversion): Pass location to
4947 maybe_fold_offset_to_address.
4948 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Pass location
4949 to maybe_fold_stmt_addition.
4950 * c-omp.c (c_finish_omp_atomic): Pass new location to
4952 (c_finish_omp_for): Same.
4953 * c-common.c (overflow_warning): New argument.
4954 * c-common.h: New argument to build_modify_expr, overflow_warning.
4955 * c-parser.c (c_parser_declaration_or_fndef): Pass location to
4957 (c_parser_initializer): Pass location to
4958 default_function_array_conversion.
4959 (c_parser_initelt): Same.
4960 (c_parser_initval): Same.
4961 (c_parser_asm_operands): Same.
4962 (c_parser_expr_no_commas): Same. Pass location to build_modify_expr.
4963 (c_parser_conditional_expression): Same.
4964 (c_parser_binary_expression): Add location info to stack. Use it.
4965 (c_parser_unary_expression): Pass location to
4966 default_function_array_conversion, parser_build_unary_op,
4967 build_indirect_ref, c_parser_postfix_expression_after_primary.
4968 (c_parser_postfix_expression_after_primary): New location argument.
4970 (c_parser_expression_conv): Pass location to
4971 default_function_array_conversion.
4972 (c_parser_expr_list): Same.
4973 (c_parser_omp_atomic): Same.
4974 (c_parser_omp_for_loop): Same.
4975 * c-tree.h: (struct c_declarator): Add comment to id_loc.
4976 (build_array_declarator): New argument.
4977 * c-decl.c (build_array_declarator): Add location argument.
4978 (grokdeclarator): Set id_loc for cdk_array.
4979 * c-parser.c (c_parser_direct_declarator_inner): Pass location to
4980 build_array_declarator.
4981 * tree.c (build_omp_clause): Add location argument.
4982 * tree.h (OMP_CLAUSE_HAS_LOCATION): New macro.
4983 (OMP_CLAUSE_LOCATION): New macro.
4984 (struct tree_omp_clause): Add location field.
4985 (build_omp_clause): Add argument.
4986 * testsuite/gcc.dg/gomp/for-1.c: Fix column.
4987 * cp/pt.c (tsubst_omp_for_iterator): Pass location to
4989 * cp/parser.c (cp_parser_omp_var_list_no_open): Same.
4990 (cp_parser_omp_clause_collapse): Same.
4991 (cp_parser_omp_clause_default): Same.
4992 (cp_parser_omp_clause_if): Same.
4993 (cp_parser_omp_clause_nowait): Same.
4994 (cp_parser_omp_clause_num_threads): Same.
4995 (cp_parser_omp_clause_ordered): Same.
4996 (cp_parser_omp_clause_schedule): Same.
4997 (cp_parser_omp_clause_untied): Same.
4998 (cp_parser_omp_for_loop): Same.
4999 (cp_parser_omp_parallel): Pass location to c_split_parallel_clauses.
5000 * c-tree.h (c_start_case): Add location argument.
5001 (c_process_expr_stmt): Same.
5002 (c_finish_goto_*): Same.
5003 * tree-parloops.c (initialize_reductions): Pass location to
5005 (create_parallel_loop): Same.
5006 * fortran/trans-openmp.c (gfc_trans_omp_variable_list): Same.
5007 (gfc_trans_omp_reduction_list): Same.
5008 (gfc_trans_omp_clauses): Same.
5009 (gfc_trans_omp_do): Same.
5010 * c-typeck.c (c_finish_goto_label): Same.
5011 (c_finish_goto_ptr): New location argument.
5012 (c_start_case): Same.
5013 (emit_side_effect_warnings): Same.
5014 (c_process_expr_stmt): Same.
5015 (c_finish_stmt_expr): Same.
5016 (c_finish_omp_clauses): Use error_at instead of error.
5017 * gimplify.c (gimplify_adjust_omp_clauses_1): Pass location to
5019 * c-omp.c (c_split_parallel_clauses): New location argument.
5020 * tree-nested.c (convert_nonlocal_reference_stmt): Pass location
5021 to build_omp_clause.
5022 (convert_local_reference_stmt): Same.
5023 (convert_gimple_call): Same.
5024 * c-common.h (c_split_parallel_clauses): New argument.
5025 * c-parser.c (c_parser_statement_after_labels): Pass location to
5026 c_finish_goto_label.
5027 (c_parser_switch_statement): Pass location to c_start_case.
5028 (c_parser_for_statement): Pass location to c_finish_expr_stmt,
5029 and c_process_expr_stmt.
5030 (c_parser_omp_variable_list): Add location argument.
5031 (c_parser_omp_clause_collapse): Pass location to build_omp_clause.
5032 (c_parser_omp_clause_default): Same.
5033 (c_parser_omp_clause_if): Same.
5034 (c_parser_omp_clause_num_threads): Same.
5035 (-c_parser_omp_clause_ordered): Same.
5036 (c_parser_omp_clause_reduction): Pass location to
5037 c_parser_omp_variable_list.
5038 (c_parser_omp_clause_schedule): Pass location to build_omp_clause.
5039 (c_parser_omp_clause_untied): Same.
5040 (c_parser_omp_for_loop): Pass location to c_process_expr_stmt.
5041 (c_parser_omp_parallel): Pass location to c_split_parallel_clauses.
5043 * c-tree.h (check_for_loop_decls, undeclared_variable,
5044 build_component_ref, build_array_ref, build_external_ref,
5045 c_expr_sizeof_expr, c_expr_sizeof_type, parser_build_unary_op,
5046 build_conditional_expr, build_compound_expr, c_cast_expr,
5047 build_c_cast, build_asm_expr, c_end_compound_stmt, c_finish_stmt_expr,
5048 c_finish_return, c_finish_omp_parallel, c_finish_omp_task): New
5050 * c-semantics.c (build_stmt): Same.
5051 (build_case_label): Same.
5052 * c-decl.c (c_finish_incomplete_decl): Pass location on down.
5053 (undeclared_variable): New argument.
5055 (lookup_label): Pass location on down.
5056 (define_label): Same.
5057 (finish_decl): Same.
5058 (build_compound_literal): Same.
5059 (finish_struct): Same.
5060 (finish_function): Do not set location here.
5061 (check_for_loop_decls): New argument.
5062 * tree.c (save_expr): Set location.
5063 (build_empty_stmt): New argument.
5064 * tree.h (build_empty_stmt): New argument to build_empty_stmt.
5065 (CAN_HAVE_LOCATION_P): Make sure we have a non empty node.
5066 * builtins.c (gimplify_va_arg_expr): Use locations.
5067 (expand_builtin_sync_operation): Same.
5068 * c-typeck.c (build_component_ref): New argument.
5069 (build_array_ref): Same.
5070 (build_external_ref): Same.
5071 (c_expr_sizeof_expr): Same.
5072 (c_expr_sizeof_type): Same.
5073 (parser_build_unary_op): Same.
5074 (build_conditional_expr): Same.
5075 (build_compound_expr): Pass location on down.
5076 (build_compound_expr): New argument.
5077 (build_c_cast): Same.
5078 (c_cast_expr): Same.
5079 (build_asm_expr): Same.
5080 (c_finish_return): Same.
5081 (c_process_expr_stmt): Pass location on down.
5082 (c_finish_stmt_expr): New argument.
5083 (push_clenaup): Same.
5084 (c_finish_omp_parallel): Same.
5085 (c_finish_omp_task): Same.
5086 * gimplify.c (gimplify_call_expr): Pass location on down.
5087 * c-omp.c (c_finish_omp_master): New argument.
5088 (c_finish_omp_critical): Same.
5089 (c_finish_omp_ordered): Same.
5090 (c_finish_omp_barrier): Same.
5091 (-c_finish_omp_taskwait): Same.
5092 (c_finish_omp_atomic): Same.
5093 (c_finish_omp_flush): Same.
5094 * tree-inline.c (copy_tree_body_r): Pass location on down.
5095 (inline_forbidden_p): Remove use of input_location.
5096 * c-gimplify.c (c_build_bind_expr): New argument.
5097 * c-common.c (c_common_truthvalue_conversion): Pass location on down.
5098 (c_sizeof_or_alignof_type): New argument.
5099 (c_alignof_expr): Same.
5100 (build_va_arg): Same.
5101 (c_add_case_label): Same.
5102 * c-common.h (c_sizeof_or_alignof_type, c_alignof_expr,
5103 c_sizeof, c_alignof, build_va_arg, build_stmt, build_case_label,
5104 c_build_bind_expr, objc_build_selector_expr, objc_build_throw_stmt,
5105 c_finish_omp_master, c_finish_omp_critical, c_finish_omp_ordered,
5106 c_finish_omp_barrier, c_finish_omp_atomic, c_finish_omp_flush,
5107 c_finish_omp_taskwait, c_finish_omp_for, c_split_parallel_clauses):
5109 * stub-objc.c (objc_build_selector_expr): Same.
5110 (objc_build_throw_stmt): Same.
5111 * c-parser.c (c_parser_declaration_or_fndef): Pass location on down.
5112 (c_parser_initelt): Same.
5113 (c_parser_compound_statement): Same.
5114 (c_parser_compound_statement_nostart): Same.
5115 (c_parser_label): Same.
5116 (c_parser_statement_after_labels): Same.
5117 (c_parser_if_body): Same.
5118 (c_parser_else_body): Same.
5119 (c_parser_if_statement): Same.
5120 (c_parser_switch_statement): Same.
5121 (c_parser_while_statement): Same.
5122 (c_parser_do_statement): Same.
5123 (c_parser_for_statement): Same.
5124 (c_parser_asm_statement): Same.
5125 (c_parser_conditional_expression): Same.
5126 (c_parser_binary_expression): Same.
5127 (c_parser_cast_expression): Same.
5128 (c_parser_unary_expression): Same.
5129 (c_parser_sizeof_expression): Same.
5130 (c_parser_alignof_expression): Same.
5131 (c_parser_postfix_expression): Same.
5132 (c_parser_expression): Same.
5133 (c_parser_objc_receiver): Same.
5134 (c_parser_omp_variable_list): Same.
5135 (c_parser_omp_structured_block): Same.
5136 (c_parser_omp_atomic): New argument.
5137 (c_parser_omp_barrier): Same.
5138 (c_parser_omp_critical): Same.
5139 (c_parser_omp_flush): Pass location on down.
5140 (c_parser_omp_for_loop): New argument.
5141 (c_parser_omp_for): Same.
5142 (c_parser_omp_master): Same.
5143 (c_parser_omp_ordered): Same.
5144 (c_parser_omp_sections_scope): Same.
5145 (c_parser_omp_sections): Same.
5146 (c_parser_omp_parallel): Same.
5147 (c_parser_omp_single): Same.
5148 (c_parser_omp_task): Same.
5149 (c_parser_omp_taskwait): Pass location on down.
5150 (c_parser_omp_construct): Same.
5151 (c_parser_omp_threadprivate): Same.
5152 * dwarf2asm.c, targhooks.c, optabs.c, tree.c, tree.h, target.h,
5153 builtins.c, omp-low.c, cgraphunit.c, tree-call-cdce.c,
5154 tree-ssa-alias.c, gimple-low.c, c-tree.h, expr.c, tree-parloops.c,
5155 c-decl.c, tree-eh.c, langhooks.c, function.c, stor-layout.c,
5156 c-typeck.c, gimplify.c, c-pragma.c, expmed.c, except.c, coverage.c,
5157 emit-rtl.c, cfgexpand.c, tree-mudflap.c, varasm.c, tree-nested.c,
5158 rtl.h, tree-inline.c, tree-profile.c, c-common.c, c-common.h,
5159 tree-switch-conversion.c, tree-cfg.c, ipa-struct-reorg.c, c-parser.c,
5160 config/i386/i386.c, stmt.c:
5161 Add location argument to the following function definitions and/or
5162 function calls: build_decl, objcp_start_struct, objcp_finish_struct,
5163 start_struct, finish_struct, PUSH_FIELD, create_artificial_label,
5164 cp_make_fname_decl, pushtag, implicitly_declare, c_make_fname_decl,
5165 build_compound_literal, parser_xref_tag, resolve_overloaded_builtin,
5166 do_case, c_finish_bc_stmt, build_compound_literal,
5167 build_function_call.
5168 * c-decl.c (build_compound_literal): Add location argument.
5169 Make all diagnostic calls use location.
5170 (start_struct): Same.
5171 (finish_struct): Same.
5173 (build_enumerator): Same.
5174 (start_function): Same.
5175 (grokdeclarator): Make all diagnostic calls use location.
5176 (store_parm_decls_oldstyle): Same.
5177 * c-typeck.c (build_function_call): Add location argument.
5178 Make all diagnostic calls use location.
5180 (c_finish_bc_stmt): Same.
5181 * tree-nested.c (get_trampoline_type): Add argument.
5182 Pass location to build_decl.
5183 (lookup_tramp_for_decl): Pass location to get_trampoline_type.
5184 * rtl.h (RTL_LOCATION): New.
5185 * c-common.c (c_add_case_label): Add location argument.
5186 Make all diagnostic calls use location.
5187 * c-common.h: Add location argument to make_fname_decl, do_case,
5188 c_add_case_label, build_function_call, resolve_overloaded_builtin.
5189 * c-parser.c (c_parser_enum_specifier): Rename ident_loc to enum_loc.
5190 Set it appropriately for every case. Pass enum_loc to start_enum
5191 call. Pass value_loc first to build_enumerator. Pass enum_loc to
5193 (c_parser_struct_or_union_specifier): Save location. Use it for
5194 start_struct, finish_struct, and parser_xref_tag.
5196 2009-06-12 Ian Lance Taylor <iant@google.com>
5198 * fold-const.c (fold_unary): Rename local variable and to and_expr.
5200 * c-opts.c (c_common_handle_option): For -Wc++-compat set
5201 cpp_opts->warn_cxx_operator_names.
5203 2009-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
5206 * tree-ssa-sccvn.c (visit_reference_op_load): If vn_reference_lookup
5207 is returns NULL and OP is a VCE, look through the VCE.
5209 2009-06-12 Ian Lance Taylor <iant@google.com>
5212 * collect2.c (main): Use CONST_CAST2 in code inside #if
5213 LINK_ELIMINATE_DUPLICATE_LDIRECTORIES.
5215 2009-06-12 Joey Ye <joey.ye@intel.com>
5218 * cfgexpand.c (get_decl_align_unit): Update
5219 max_used_stack_slot_alignment with align instead of
5220 stack_alignment_needed.
5222 * function.c (assign_stack_local_1): Update
5223 max_used_stack_slot_alignment with alignment_in_bits instead
5224 of stack_alignment_needed.
5225 (locate_and_pad_parm): Don't update max_used_stack_slot_alignment
5228 2009-06-12 Jakub Jelinek <jakub@redhat.com>
5230 * dwarf2out.c (last_var_location_insn): New variable.
5231 (dwarf2out_end_epilogue): Clear last_var_location_insn.
5232 (dwarf2out_var_location): Don't record anything after last real
5233 insn. Only change labels if there were any real instructions
5234 in between last note and this one, or if changed sections.
5236 2009-06-11 Richard Henderson <rth@redhat.com>
5238 * alpha.c (alpha_expand_prologue): Add a REF_CFA_REGISTER
5239 note when storing the frame pointer in a register.
5240 (FRP): Don't redefine to nothing for epilogue.
5241 (alpha_expand_epilogue): Mark register and sp restores.
5242 (unicosmk_gen_dsib): Don't mark weird frame pointer adjust.
5244 * config/alpha/alpha.c (alpha_emit_setcc): Fix test for
5245 when gen_lowpart is needed.
5247 2009-06-11 Richard Henderson <rth@redhat.com>
5249 * dwarf2out.c (def_cfa_1): Likewise for DW_CFA_cfa_offset.
5251 * dwarf2out.c (need_data_align_sf_opcode): New.
5252 (div_data_align): Move earlier.
5253 (def_cfa_1, reg_save): Use it.
5255 2009-06-11 H.J. Lu <hongjiu.lu@intel.com>
5257 * config/i386/i386.c (OPTION_MASK_ISA_CRC32_SET): New.
5258 (OPTION_MASK_ISA_CRC32_UNSET): Likewise.
5259 (ix86_handle_option): Handle OPT_mcrc32.
5260 (ix86_target_string): Add -mcrc32.
5261 (bdesc_args): Enable crc32 builtins with OPTION_MASK_ISA_CRC32.
5263 * config/i386/i386.h (TARGET_CRC32): New.
5265 * config/i386/i386.md (sse4_2_crc32<mode>): Also check TARGET_CRC32.
5266 (sse4_2_crc32di): Likewise.
5268 * config/i386/i386.opt (mcrc32): New.
5270 * doc/invoke.texi: Document -mcrc32.
5272 2009-06-11 Richard Henderson <rth@redhat.com>
5274 * common.opt (gdwarf-): Accept a version number.
5275 * doc/invoke.texi (gdwarf-): Update docs.
5276 * opth-gen.awk: Special case -gdwarf+ to OPT_gdwarfplus.
5277 * opts.c (common_handle_option) [OPT_gdwarf_]: Verify dwarf
5278 version level, and record it.
5280 * dwarf2.h (DW_CIE_VERSION): Remove.
5281 * dwarf2out.c (DWARF_VERSION): Remove.
5282 (add_fde_cfi): Skip DW_CFA_set_loc addition for dwarf3.
5283 (output_call_frame_info): Use CIE version 3 for dwarf3,
5284 or if the return register column is out of range for version 1.
5285 (dwarf_stack_op_name): Add all dwarf3 values.
5286 (DEBUG_PUBTYPES_SECTION): New.
5287 (size_of_die) [dw_val_class_die_ref]: Handle DW_FORM_ref_addr
5288 encoding change for dwarf3.
5289 (output_die) [dw_val_class_die_ref]: Likewise.
5290 (output_compilation_unit_header): Emit correct version for dwarf3.
5291 (output_line_info): Likewise.
5292 (output_pubnames): Update for DWARF_VERSION removal.
5293 (output_aranges): Likewise.
5294 (gen_subprogram_die): Emit DW_OP_call_frame_cfa if emitting dwarf3.
5295 (dwarf2out_init): Don't ifdef DEBUG_PUBTYPES_SECTION.
5296 (dwarf2out_finish): Likewise.
5298 2009-06-11 David Daney <ddaney@caviumnetworks.com>
5300 * system.h (gcc_assert, gcc_unreachable): Revert accidental commit
5303 2009-06-11 David Daney <ddaney@caviumnetworks.com>
5306 * doc/extend.texi ( __builtin_unreachable): Document new builtin.
5307 * builtins.c (expand_builtin_unreachable): New function.
5308 (expand_builtin): Handle BUILT_IN_UNREACHABLE case.
5309 * builtins.def (BUILT_IN_UNREACHABLE): Add new builtin.
5310 * cfgcleanup.c (try_optimize_cfg): Delete empty blocks with no
5312 * cfgrtl.c (rtl_verify_flow_info): Handle empty blocks when
5313 searching for missing barriers.
5315 2009-06-11 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
5317 * config/darwin.h (LINK_COMMAND_SPEC): Adjust spec to link libcov
5318 when -fprofile-generate* was passed.
5319 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
5321 2009-06-11 Anthony Green <green@moxielogic.com>
5323 * config/moxie/moxie.md: Define length attribute for all instructions.
5325 (*b<cond:code>): Support limited branch ranges for new PC-relative
5326 branch instructions.
5327 * config/moxie/moxie.h (HAS_LONG_UNCOND_BRANCH): Define.
5329 2009-06-11 Jakub Jelinek <jakub@redhat.com>
5331 * config/i386/i386.c (min_insn_size): Use get_attr_length
5332 for normal insns other than TYPE_MULTI, TYPE_OTHER and TYPE_FCMP.
5335 * config/i386/i386.c (ix86_pad_returns): Use emit_jump_insn_before
5336 instead of emit_insn_before.
5338 2009-06-10 Ian Lance Taylor <iant@google.com>
5341 * graphite.c (add_conditions_to_domain): Change SWITCH_EXPR to
5344 2009-06-10 Revital Eres <eres@il.ibm.com>
5346 * passes.c (init_optimization_passes): Reschedule
5347 predictive-commoning pass before complete unroll pass.
5349 2009-06-10 Martin Jambor <mjambor@suse.cz>
5351 * cgraph.c (cgraph_node_can_be_local_p): New function.
5352 (cgraph_make_node_local): New function.
5353 * cgraph.h (cgraph_node_can_be_local_p): Declare.
5354 (cgraph_make_node_local): Declare.
5356 2009-06-10 Nathan Froyd <froydnj@codesourcery.com>
5358 * tree.h (tree_base): Add packed_flag and user_align fields.
5359 Decrease size of spare field.
5360 (TYPE_USER_ALIGN): Use user_align from tree_base.
5361 (DECL_USER_ALIGN): Likewise.
5362 (TYPE_PACKED): Use packed_flag from tree_base.
5363 (DECL_PACKED): Likewise.
5364 (tree_type): Delete packed_flag and user_align fields. Widen
5365 precision field. Widen mode field and shuffle fields to align
5366 mode on an 8-bit boundary.
5367 (tree_decl_common): Delete decl_flag_1 and user_align fields.
5368 Renumber decl_flag_* fields. Fix comments. Widen
5369 decl_common_unused field.
5370 (DECL_HAS_VALUE_EXPR_P): Adjust for renumbering of decl_flag_* fields.
5371 (DECL_EXTERNAL): Likewise.
5372 (DECL_BIT_FIELD): Likewise.
5373 (DECL_NONADDRESSABLE_P): Likewise.
5374 (TYPE_DECL_SUPRESS_DEBUG): Likewise.
5375 * config/arm/arm-modes.def (XImode): Make it an INT_MODE.
5377 2009-06-10 Ian Lance Taylor <iant@google.com>
5379 * vec.h (DEF_VEC_ALLOC_I): Use DEF_VEC_NONALLOC_FUNCS_I.
5380 (DEF_VEC_ALLOC_P): Use DEF_VEC_NONALLOC_FUNCS_P.
5381 (DEF_VEC_ALLOC_O): Use DEF_VEC_NONALLOC_FUNCS_O.
5382 (DEF_VEC_ALLOC_FUNC_P): Only define VEC_OP (T,A,alloc).
5383 (DEF_VEC_NONALLOC_FUNCS_P): New macro, broken out of old
5384 DEF_VEC_ALLOC_FUNC_P.
5385 (DEF_VEC_ALLOC_FUNC_O): Only define VEC_OP (T,A,alloc).
5386 (DEF_VEC_NONALLOC_FUNCS_O): New macro, broken out of old
5387 DEF_VEC_ALLOC_FUNC_O.
5388 (DEF_VEC_ALLOC_FUNC_I): Only define VEC_OP (T,A,alloc).
5389 (DEF_VEC_NONALLOC_FUNCS_I): New macro, broken out of old
5390 DEF_VEC_ALLOC_FUNC_I.
5391 (vec_stack_p_reserve, vec_stack_p_reserve_exact): Declare.
5392 (vec_stack_p_reserve_exact_1): Declare.
5393 (vec_stack_o_reserve, vec_stack_o_reserve_exact): Declare.
5394 (vec_stack_free): Declare.
5395 (VEC_stack_alloc): Define.
5396 (DEF_VEC_ALLOC_P_STACK, DEF_VEC_ALLOC_FUNC_P_STACK): Define.
5397 (DEF_VEC_ALLOC_O_STACK, DEF_VEC_ALLOC_FUNC_O_STACK): Define.
5398 (DEF_VEC_ALLOC_I_STACK, DEF_VEC_ALLOC_FUNC_I_STACK): Define.
5399 * vec.c (void_p): New type. Call DEF_VEC_P and DEF_VEC_ALLOC_P
5401 (stack_vecs): New static variable.
5402 (vec_stack_p_reserve_exact_1): New function.
5403 (vec_stack_o_reserve_1): New static function.
5404 (vec_stack_p_reserve, vec_stack_p_reserve_exact): New functions.
5405 (vec_stack_o_reserve, vec_stack_o_reserve_exact): New functions.
5406 (vec_stack_free): New function.
5407 * df-scan.c (df_ref): Use DEF_VEC_P and DEF_VEC_ALLOC_P_STACK.
5408 (VEC_df_ref_stack_alloc): Define.
5409 (df_mw_hardreg_ptr): New type. Use DEF_VEC_P and
5410 DEF_VEC_ALLOC_P_STACK.
5411 (VEC_df_mw_hardreg_ptr_stack_alloc): Define.
5412 (struct df_collection_rec): Change _vec fields to VEC. Remove
5414 (df_free_collection_rec): Adjust for new fields.
5415 (df_insn_rescan): Use new df_collection_rec fields.
5416 (df_notes_rescan, df_canonize_collection_rec): Likewise.
5417 (df_ref_create_structure, df_ref_record): Likewise.
5418 (df_get_conditional_uses, df_get_call_refs): Likewise.
5419 (df_insn_refs_collect, df_bb_refs_collect): Likewise.
5420 (df_bb_refs_record, df_record_entry_block_defs): Likewise.
5421 (df_record_exit_block_uses, df_bb_verify): Likewise.
5422 (df_swap_refs): Change ref_vec parameter to VEC. Change all callers.
5423 (df_sort_and_compress_refs): Change ref_vec parameter to VEC.
5424 Remove count parameter. Change return type to void. Change all
5426 (df_sort_and_compress_mws): Change mw_vec parameter to VEC.
5427 Remove count parameter. Change return type to void. Change all
5429 (df_install_refs): Change old_vec parameter to VEC. Remove count
5430 parameter. Change all callers.
5431 (df_install_mws): Change old_vec parameter to VEC. Remove count
5432 parameter. Change all callers.
5433 (df_refs_verify): Change new_rec parameter to VEC. Change call
5435 (df_mws_verify): Likewise.
5437 2009-06-10 Alexandre Oliva <aoliva@redhat.com>
5439 * gcc.c (compare_files): Cast munmap argumento to caddr_t.
5441 2009-06-10 H.J. Lu <hongjiu.lu@intel.com>
5443 * doc/extend.texi: Add description for __builtin_ia32_crc32di.
5445 2009-06-10 Anthony Green <green@moxielogic.com>
5447 * config/moxie/crti.asm: New file.
5448 * config/moxie/crtn.asm: New file.
5449 * config/moxie/moxie.c: New file.
5450 * config/moxie/moxie.h: New file.
5451 * config/moxie/sfp-machine.h: New file.
5452 * config/moxie/moxie-protos.h: New file.
5453 * config/moxie/t-moxie: Created.
5454 * config/moxie/t-moxie-softfp: Created.
5455 * config/moxie/moxie.md: Created.
5456 * config/moxie/constraints.md: Created.
5457 * config.gcc: Add moxie support.
5458 * doc/md.texi (Machine Constraints): Add moxie constraints.
5459 * doc/contrib.texi (Contributors): Mention moxie port.
5460 * doc/install.texi (Specific): Mention the moxie port.
5462 2009-06-09 Ian Lance Taylor <iant@google.com>
5464 * system.h (HAVE_DESIGNATED_INITIALIZERS): Don't define if
5466 * optabs.c (optab_table): Only use designated initializers if
5467 HAVE_DESIGNATED_INITIALIZERS is defined.
5468 (convert_optab_table): Likewise.
5469 (init_optabs): Always call init_insn_codes if
5470 HAVE_DESIGNATED_INITIALIZERS is not defined.
5472 2009-06-09 Ian Lance Taylor <iant@google.com>
5474 * targhooks.c (default_builtin_vectorized_function): Change fn
5475 parameter to unsigned int.
5476 (default_builtin_vectorized_conversion): Change code parameter to
5478 (default_builtin_reciprocal): Change fn parameter to unsigned int.
5479 * targhooks.h: Update declarations.
5480 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Change code
5481 parameter to unsigned int.
5483 * c-typeck.c (comptypes_check_enum_int): New static function.
5484 (comptypes_internal): Add enum_and_int_p parameter. Change all
5486 (comp_target_types): Add location parameter. Change all callers.
5487 (tagged_types_tu_compatible_p): Add enum_and_int_p parameter.
5489 (function_types_compatible_p, type_lists_compatible_p): Likewise.
5490 (build_conditional_expr): Add colon_loc parameter. Change all
5492 (convert_for_assignment): Add location parameter. Change all callers.
5493 * c-parser.c (c_parser_conditional_expression): Pass location of
5494 colon to build_conditional_expr.
5495 * c-tree.h (build_conditional_expr): Update declaration.
5497 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
5499 * graphite.c: Revert previous patch.
5501 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
5504 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
5506 2009-06-09 Ghassan Shobaki <ghassan.shobaki@amd.com>
5508 * tree-ssa-loop-prefetch.c
5509 (loop_prefetch_arrays): Fixed a portability problem in printf format
5512 2009-06-09 Martin Jambor <mjambor@suse.cz>
5514 PR tree-optimization/40351
5515 * tree-sra.c (propagate_subacesses_accross_link): Check that a
5516 refrence to a potential artifical subaccess can be constructed.
5518 2009-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
5520 * config/sh/sh-protos.h (sh_optimization_options): Declare.
5521 (sh_override_options): Likewise.
5522 * config/sh/sh.c: Include params.h.
5523 (sh_optimization_options): New.
5524 (sh_override_options): Likewise.
5525 * config/sh/sh.c (OPTIMIZATION_OPTIONS): Use sh_optimization_options.
5526 (OVERRIDE_OPTIONS): Use sh_override_options.
5528 2009-06-08 Jakub Jelinek <jakub@redhat.com>
5530 * dwarf2out.c (emit_cfa_remember): New variable.
5531 (add_fde_cfi): If emit_cfa_remember, recurse to add
5532 DW_CFA_remember_state first.
5533 (dwarf2out_begin_epilogue): Don't add_fde_cfi DW_CFA_remember_state,
5534 instead just set emit_cfa_remember.
5536 2009-06-08 Jan Hubicka <jh@suse.cz>
5539 * dwarf2out.c (dwarf2out_abstract_function): Free decl_loc_table.
5541 2009-06-08 Jan Hubicka <jh@suse.cz>
5544 * cgraphunit.c (save_inline_function_body): Do not copy transform
5545 hooks for saved inline bodies.
5546 * ipa-passes.c (do_per_function): Do not add the hoks multiple times
5549 2009-06-08 Adam Nemet <anemet@caviumnetworks.com>
5551 * jump.c (returnjump_p): Handle delayed branches. Add missing
5554 2009-06-08 Jan Hubicka <jh@suse.cz>
5557 * cgraph.c (cgraph_create_edge_including_clones): Also asume that the
5558 original node might've been modified.
5559 * tree-inline.c (copy_bb): Do not assume that all clones are the same.
5561 2009-06-08 Jakub Jelinek <jakub@redhat.com>
5563 * tree-object-size.c (addr_object_size): Add OSI argument.
5564 Handle also INDIRECT_REF with SSA_NAME inside of it as base address.
5565 (compute_builtin_object_size, expr_object_size): Adjust callers.
5566 (plus_stmt_object_size): Call addr_object_size instead of
5567 compute_builtin_object_size.
5569 2009-06-08 Ghassan Shobaki <ghassan.shobaki@amd.com>
5570 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
5572 * tree-ssa-loop-prefetch.c
5573 (gather_memory_references): Introduced a counter for the number of
5575 (anything_to_prefetch_p): Introduced a counter for the number of
5577 (is_loop_prefetching_profitable): New function with a cost model
5579 (loop_prefetch_arrays): Use the new cost model to determine if
5580 prefetching is profitable.
5581 * params.def (MIN_INSN_TO_PREFETCH_RATIO,
5582 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
5583 * params.h (MIN_INSN_TO_PREFETCH_RATIO,
5584 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
5585 * doc/invoke.texi (MIN_INSN_TO_PREFETCH_RATIO,
5586 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
5588 2009-06-08 Michael Matz <matz@suse.de>
5591 * cfgexpand.c (set_rtl): Store place also in DECL_RTL, if all
5592 partitions use the same.
5593 (expand_one_var): Deal with DECL_RTL sometimes begin set also
5594 for basevars of SSA_NAMEs.
5595 (expand_used_vars): Reset TREE_USED for basevars of SSA_NAMEs,
5596 to not expand them twice.
5597 (gimple_expand_cfg): Clear DECL_RTL for those decls that have
5600 2009-06-08 Alexandre Oliva <aoliva@redhat.com>
5602 * common.opt (fcompare-debug=, fcompare-debug-second): New.
5603 (fdump-final-insns=, gtoggle): New.
5604 * doc/invoke.texi: Document them.
5605 * final.c (rest_of_clean_state): Dump final insn stream.
5606 * gcc.c (invoke_as): Hook in -fcompare-debug.
5607 (static_spec_functions): Add compare-debug-dump-opt,
5608 compare-debug-self-opt and compare-debug-auxbase-opt.
5609 (compare_debug, compare_debug_second, compare_debug_opt): New.
5610 (switches_debug_check, n_switches_debug_check): New.
5611 (debug_auxbase_opt, debug_check_temp_file): New.
5612 (process_command): Handle -fno-compare-debug, -fcompare-debug and
5614 (do_self_spec): Handle arguments after switches.
5615 (do_spec_1): Add .gk extension to temp file basenames for compare.
5616 (check_live_switch): Take SWITCH_IGNORE into account, and earlier.
5617 (cc1_options): Use it instead of normal auxbase computation for
5618 the second compare-debug compilation.
5619 (compare_files): New.
5620 (main): Set up and implement compare debug mode.
5621 (compare_debug_dump_opt_spec_function): New.
5622 (compare_debug_self_opt_spec_function): New.
5623 (compare_debug_auxbase_opt_spec_function): New.
5624 * toplev.c (process_options): Handle flag_gtoggle,
5625 flag_dump_final_insns.
5626 * coverage.c (coverage_begin_output): Don't overwrite .gcno file
5627 during -fcompare-debug-second compilation.
5629 2009-06-07 Ian Lance Taylor <iant@google.com>
5631 * dwarf2.h (enum dwarf_location_atom): Add INTERNAL_DW_OP_tls_addr.
5632 * dwarf2out.c (INTERNAL_DW_OP_tls_addr): Don't #define.
5634 * c-common.c (c_do_switch_warnings): Don't exit early for -Wswitch
5635 with no default node. Change warning with %H to warning_at.
5636 Don't clear warn_switch around case checking.
5637 * doc/invoke.texi (Warning Options): Clarify distinction between
5638 -Wswitch and -Wswitch-enum.
5640 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5642 * tree-pass.h (TODO_update_ssa_any): Document internal use only.
5644 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5646 * gbl-ctors.h: Add header guard.
5648 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5650 * tree-flow.h (make_value_handle, set_value_handle, sort_vuses,
5651 sort_vuses_heap, vn_lookup_or_add, vn_lookup_or_add_with_stmt,
5652 vn_lookup_or_add_with_vuses, vn_add, vn_add_with_vuses,
5653 vn_lookup_with_stmt, vn_lookup, vn_lookup_with_vuses): Remove
5654 prototypes for removed functions.
5655 (expressions_equal_p): Move to ...
5656 * tree-ssa-sccvn.h: ... here and ...
5657 * matrix-reorg.c: ... adjust includes.
5659 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5661 * ipa-struct-reorg.c (do_reorg_1): Fix whitespace in dump output.
5663 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5665 * c-decl.c (finish_decl): Use bool for variable was_incomplete.
5666 (finish_function): Remove erroneous whitespace.
5668 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5670 * tree-cfg.c (gimple_merge_blocks): Commentary typo fix.
5671 (verify_stmts): Print statement who's gimple_bb is set to a wrong BB
5673 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5675 * errors.c (internal_error): Commentary typo fix.
5676 * gimple-iterator.c (gsi_insert_seq_on_edge): Ditto.
5677 * tree-ssa-pre.c: Ditto.
5679 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5681 * basic-block.h (ENTRY_BLOCK, EXIT_BLOCK): Document that neither of
5682 them is supposed to hold actual statements.
5684 2009-06-06 Ian Lance Taylor <iant@google.com>
5686 * doc/extend.texi (Attribute Syntax): Document that C++ labels on
5687 empty statements can now have attributes.
5689 2009-06-05 Shujing Zhao <pearly.zhao@oracle.com>
5691 * config/mips/mips.c: Use REG_P and CONST_INT_P where applicable.
5692 * config/mips/mips.md: Ditto.
5694 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
5696 * config/rs6000/eabi.asm (__eabi_convert): Don't define if
5698 (__eabi_uconvert): Likewise.
5700 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
5702 * config/rs6000/ppc-asm.h: Protect auto-host.h inclusion and
5703 CFI_* definitions with IN_GCC.
5705 2009-06-05 David Edelsohn <edelsohn@gnu.org>
5707 * xcoffout.h (xcoffout_source_line): Update prototype.
5709 2009-06-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5711 * builtins.c (do_mpc_ckconv, do_mpc_arg1): Use
5712 mpc_realref/mpc_imagref instead of MPC_RE/MPC_IM.
5714 2009-06-05 Jakub Jelinek <jakub@redhat.com>
5717 * tree-ssa-live.c (remove_unused_scope_block_p): Don't prune
5718 inlined_function_outer_scope_p blocks for artificial inlines
5720 * tree.c (tree_nonartificial_location): Rewrite using
5721 block_nonartificial_location.
5723 2009-06-05 Revital Eres <eres@il.ibm.com>
5724 Leehod Baruch <leehod@il.ibm.com>
5726 * expr.c (expand_assignment): Expand MISALIGNED_INDIRECT_REF.
5727 (expand_expr_real_1): Remove comment.
5728 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
5729 Vectorize misaligned access when the target supports it.
5730 (vect_supportable_dr_alignment): Check for unaligned access support.
5731 * tree-vect-stmts.c (vectorizable_store): Generate misaligned store
5734 2009-06-05 Julian Brown <julian@codesourcery.com>
5736 * config/arm/ieee754-df.S (cmpdf2): Avoid writing below SP.
5737 * config/arm/ieee754-sf.S (cmpsf2): Likewise.
5739 2009-06-05 Richard Guenther <rguenther@suse.de>
5742 * dwarf2out.c (dwarf2out_begin_function): Mark discriminator
5745 2009-06-05 Jakub Jelinek <jakub@redhat.com>
5747 * config/s390/s390.c (global_not_special_regno_p): New static inline.
5748 (save_gprs): Don't tell unwinder when a global register is saved.
5749 (s390_emit_epilogue): Emit needed epilogue unwind info.
5751 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
5753 * dwarf2out.c (deferred_asm_name): New.
5754 (add_name_and_src_coords_attributes): Defer creation of
5755 DW_AT_MIPS_linkage_name attribute if DECL_ASSEMBLER_NAME was not
5757 (move_linkage_attr): New.
5758 (dwarf2out_finish): Revisit deferrals and emit attributes at the
5761 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
5763 * tree-nested.c (finalize_nesting_tree_1): Declare the
5764 frame_decl in the binding tree.
5766 2009-06-04 Cary Coutant <ccoutant@google.com>
5768 * basic-block.h (struct basic_block_def): Add discriminator field.
5769 * dbxout.c (dbxout_source_line): Add new parameter. Change all
5771 * debug.c (do_nothing_debug_hooks): Add additional entry.
5772 (debug_nothing_int_charstar_int): New function.
5773 * debug.h (struct gcc_debug_hooks): Add parameter to source_line hook.
5774 (debug_nothing_int_charstar_int): New declaration.
5775 * dwarf2out.c (dwarf2out_source_line): Add new parameter. Write
5776 discriminator value in .loc directive.
5777 * final.c (last_discriminator): New variable.
5778 (discriminator): New variable.
5779 (final_start_function): Initialize above variables, pass current
5780 discriminator to debug hook.
5781 (notice_source_line): Check for discriminator change.
5782 * gimple-pretty-print.c (dump_bb_header): Print discriminator value.
5783 * sdbout.c (sdbout_source_line): New parameter.
5784 * tree-cfg.c (struct locus_discrim_map): New structure type.
5785 (discriminator_per_locus): New hash table.
5786 (build_gimple_cfg): Allocate and free discriminator hash table.
5787 (make_edges): Call assign_discriminator.
5788 (locus_map_hash): New function.
5789 (locus_map_eq): New function.
5790 (next_discriminator_for_locus): New function.
5791 (same_line_p): New function.
5792 (assign_discriminator): New function.
5793 (make_cond_expr_edges): Call assign_discriminator.
5794 (make_gimple_switch_edges): Likewise.
5795 (first_non_label_stmt): New function.
5796 * vmsdbgout.c (vmsdbgout_source_line): Add new parameter. Change
5798 * xcoffout.c (xcoffout_source_line): Add new parameter.
5800 * configure.ac (gcc_cv_as_discriminator): New configury check for
5801 gas support for discriminator.
5802 * configure: Regenerate.
5803 * config.in: Regenerate.
5805 2009-06-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5807 * config/arm/arm.c (thumb2_legitimate_index_p): Initialize
5808 val after checking for integers.
5810 2009-06-04 Uros Bizjak <ubizjak@gmail.com>
5812 * config/i386/i386.h (X86_64_MS_REGPARM_MAX): Rename from
5814 (REGPARM_MAX): Use X86_64_MS_REGPARM_MAX.
5815 (X86_64_MS_SSE_REGPARM_MAX): Rename from X64_SSE_REGPARM_MAX.
5816 (SSE_REGPARM_MAX): Use X86_64_MS_SSE_REGPARM_MAX.
5817 * config/i386/i386.c: Use X86_64_MS_REGPARM_MAX instead of
5818 X64_REGPARM_MAX. Use X86_64_MS_SSE_REGPARM_MAX instead of
5819 X64_SSE_REGPARM_MAX.
5820 * config/i386/i386.md: Use X86_64_MS_SSE_REGPARM_MAX instead of
5821 X64_SSE_REGPARM_MAX.
5823 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
5825 * gcc.c (report_times_to_file): New.
5826 (execute): Implement it.
5827 (process_command): Support -time=.
5828 * doc/invoke.texi: Document it.
5830 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
5832 * tree-ssa-live.c (remove_unused_scope_block_p): Keep variables
5833 that have value exprs.
5835 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
5837 * dwarf2asm.c (dw2_force_const_mem): Defer creation of
5838 declarations for constants until...
5839 (dw2_output_indirect_constant_1): ... this point.
5841 2009-06-04 Richard Earnshaw <rearnsha@arm.com>
5844 * arm.md (arm_addsi3): Don't try to split an add with an
5845 eliminable register until after reload has completed.
5847 2009-06-03 Ian Lance Taylor <iant@google.com>
5849 * dummy-checksum.c (executable_checksum): Use EXPORTED_CONST.
5850 * genattrtab.c (write_length_unit_log): Likewise.
5851 * genchecksum.c (dosum): Likewise.
5852 * gengtype.c (write_rtx_next): Likewise.
5853 (finish_root_table, write_roots): Likewise.
5854 * gimple.c (gimple_ops_offset_): Likewise.
5855 * tree-nomudflap.c (gt_ggc_r_gt_tree_mudflap_h): Likewise.
5856 * config/arc/arc.c (arc_attribute_table): Likewise.
5857 * config/arm/arm.c (arm_attribute_table): Likewise.
5858 * config/avr/avr.c (avr_attribute_table): Likewise.
5859 * config/crx/crx.c (crx_attribute_table): Likewise.
5860 * config/m32r/m32r.c (m32r_attribute_table): Likewise.
5861 * config/m68hc11/m68hc11.c (m68hc11_attribute_table): Likewise.
5862 * config/mcore/mcore.c (mcore_attribute_table): Likewise.
5863 * config/rs6000/rs6000.c (rs6000_attribute_table): Likewise.
5864 * config/sh/sh.c (sh_attribute_table): Likewise.
5865 * config/sparc/sparc.c (sparc_attribute_table): Likewise.
5866 * config/spu/spu.c (spu_attribute_table): Likewise.
5867 * config/v850/v850.c (v850_attribute_table): Likewise.
5869 * config/alpha/alpha.c (vms_attribute_table): Make static.
5870 * config/bfin/bfin.c (bfin_attribute_table): Likewise.
5871 * config/h8300/h8300.c (h8300_attribute_table): Likewise.
5872 * config/mips/mips.c (mips_attribute_table): Likewise.
5874 * Makefile.in (dummy-checksum.o): Depend upon $(CONFIG_H) and
5876 (cc1-checksum.o): Likewise.
5878 2009-06-03 Steve Ellcey <sje@cup.hp.com>
5880 * config/ia64/vect.md (*movv2sf_internal): Handle big endian case.
5882 2009-06-03 Jakub Jelinek <jakub@redhat.com>
5884 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Return generated
5885 insn if it is changing sp. Use gen_add3_insn instead of
5886 conditionally gen_addsi3 and gen_adddi3.
5887 (offset_below_red_zone_p): New static inline function.
5888 (rs6000_emit_epilogue): Emit needed epilogue unwind info.
5889 Use gen_add3_insn instead of conditionally gen_addsi3 and gen_adddi3.
5890 * config/rs6000/ppc-asm.h: Include auto-host.h.
5891 (CFI_STARTPROC, CFI_ENDPROC, CFI_DEF_CFA_REGISTER, CFI_OFFSET,
5892 CFI_RESTORE): Define.
5893 * config/rs6000/crtresxgpr.asm: Add unwind info.
5894 * config/rs6000/crtresxfpr.asm: Likewise.
5895 * config/rs6000/crtresgpr.asm: Likewise.
5896 * config/rs6000/crtresfpr.asm: Likewise.
5897 * config/rs6000/crtsavgpr.asm: Likewise.
5898 * config/rs6000/crtsavfpr.asm: Likewise.
5900 * dwarf2out.c (output_cfi_directive): Pass 1 instead of 0 to second
5901 argument of DWARF2_FRAME_REG_OUT macros.
5903 2009-06-03 Julian Brown <julian@codesourcery.com>
5905 * config/arm/arm.c (arm_hard_regno_mode_ok): Permit values of four
5906 words or less (including TImode) in core registers.
5908 2009-06-03 Richard Guenther <rguenther@suse.de>
5911 * fold-const.c (fold_convert): Fold the build COMPLEX_EXPR.
5913 2009-06-03 Andrey Belevantsev <abel@ispras.ru>
5915 * statistics.c (statistics_counter_event): Do not record event
5916 in pass dump if its number == -1.
5917 (curr_statistics_hash): Add assert that we never get passes
5918 with static number == -1.
5920 2009-06-03 Richard Guenther <rguenther@suse.de>
5921 Andrey Belevantsev <abel@ispras.ru>
5923 * cfgexpand.c (discover_nonconstant_array_refs_r): Make only
5924 non-BLKmode arrays addressable.
5926 2009-06-03 Maxim Kuvyrkov <maxim@codesourcery.com>
5928 * config/m68k/linux.h (HAVE_GAS_BALIGN_AND_P2ALIGN): Move to ...
5929 * config/m68k/m68k.h: ... here.
5930 * testsuite/gcc.dg/falign-labels.c (dg-options): Don't restrict for
5933 2009-06-03 Martin Jambor <mjambor@suse.cz>
5935 PR tree-optimization/40323
5936 * ipa-prop.c (get_ssa_def_if_simple_copy): Break if not single
5939 2009-06-03 Richard Guenther <rguenther@suse.de>
5941 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
5944 2009-06-03 Shujing Zhao <pearly.zhao@oracle.com>
5946 * config/sh/predicates.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
5947 JUMP_P, CALL_P, NONJUMP_INSN_P, NOTE_P, BARRIER_P and
5948 JUMP_TABLE_DATA_P where applicable.
5949 * config/sh/sh.c: Ditto.
5950 * config/sh/sh.h: Ditto.
5951 * config/sh/sh.md: Ditto.
5952 * config/sh/symbian.c: Ditto.
5954 2009-06-03 Uros Bizjak <ubizjak@gmail.com>
5956 * config/i386/driver-i386.c (describe_cache): Optimize
5957 concatenation of strings. Use snprintf instead of sprintf.
5958 (host_detect_local_cpu): Ditto. Ignore -march and -mtune for native
5959 target when not compiling with GCC.
5961 2009-06-02 Kaz Kojima <kkojima@gcc.gnu.org>
5963 * config/sh/sh.c: Revert last change.
5964 (sh_expand_epilogue): Emit a blockage insn before the frame
5965 pointer adjustment unconditionally.
5967 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
5969 * config/pa/pa-hpux.h (LINK_SPEC): Remove "%<fwhole-program".
5970 * config/pa/pa-hpux10.h (LINK_SPEC): Likewise.
5971 * config/pa/pa-hpux11.h (LINK_SPEC): Likewise.
5972 * gcc.c (set_collect_gcc_options): Don't add -fwhole-program
5973 to COLLECT_GCC_OPTIONS.
5975 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
5977 * collect2.c (target_system_root): New variable.
5978 (main): Handle --sysroot=.
5979 (ignore_library): Strip the sysroot from the library path.
5981 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
5983 * Makefile.in (COLLECT2_OBJS): Add collect2-aix.o.
5984 (collect2.o): Depend on collect2-aix.h.
5985 (collect2-aix.o): New rule.
5986 * collect2-aix.h: New file.
5987 * collect2-aix.c: Likewise.
5988 * collect2.c: Include collect2-aix.h. Don't undefine
5989 OBJECT_FORMAT_COFF if CROSS_AIX_SUPPORT is defined.
5990 Guard native includes with #ifndef CROSS_DIRECTORY_STRUCTURE.
5991 Use TARGET_AIX_VERSION instead of _AIX51.
5992 * config/rs6000/aix43.h (TARGET_AIX_VERSION): Define.
5993 * config/rs6000/aix51.h (TARGET_AIX_VERSION): Likewise.
5994 * config/rs6000/aix52.h (TARGET_AIX_VERSION): Likewise.
5995 * config/rs6000/aix53.h (TARGET_AIX_VERSION): Likewise.
5996 * config/rs6000/aix61.h (TARGET_AIX_VERSION): Likewise.
5998 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
6000 * collect2.c (ignore_library): Avoid premature post-increment
6003 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
6005 * Makefile.in (libgcc.mvars): Add TARGET_SYSTEM_ROOT.
6006 * config/rs6000/aix.h (LINK_SYSCALLS_SPEC): Add %R to the
6007 !CROSS_DIRECTORY_STRUCTURE alternative and use it for
6008 CROSS_DIRECTORY_STRUCTURE too.
6009 (LINK_LIBG_SPEC): Likewise.
6010 (LIB_SPEC): Add %R to sysroot paths.
6011 * config/rs6000/aix43.h (CPP_SPEC): Add %R to sysroot paths.
6012 (CPLUSPLUS_CPP_SPEC, LIB_SPEC): Likewise.
6013 * config/rs6000/aix51.h: As for aix43.h.
6014 * config/rs6000/aix52.h: Likewise.
6015 * config/rs6000/aix53.h: Likewise.
6016 * config/rs6000/aix61.h: Likewise.
6017 * config/rs6000/t-aix52 (SHLIB_LINK): Add $(TARGET_SYSTEM_ROOT)
6018 to the beginning of sysroot paths.
6020 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
6022 * print_rtl (print_rtx): Don't print modes in EXPR_LISTs and
6023 INSN_LISTs that are out of the REG_NOTE range.
6025 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
6027 * loop-unroll.c (struct iv_to_split): Add pointer to next.
6028 (struct var_to_expand): Likewise.
6029 (struct opt_info): Add head and tail for linked lists of the above.
6030 (analyze_insn_to_expand_var): Initialize next.
6031 (analyze_iv_to_split_insn): Likewise.
6032 (analyze_insns_in_loop): Create linked lists.
6033 (allocate_basic_variable): Simplify for use without hash table.
6034 (insert_var_expansion_initialization): Likewise, make it type-safer.
6035 (combine_var_copies_in_loop_exit): Likewise.
6036 (apply_opt_in_copies): Walk lists rather than hash tables.
6037 (release_var_copies): Simplified and inlined by hand into...
6038 (free_opt_info): ... this function.
6040 2009-06-02 Richard Guenther <rguenther@suse.de>
6042 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
6045 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
6047 * cfgexpand.c (gimple_expand_cfg): Discard the source location
6048 only for builtins that are not overridden.
6050 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
6052 * gengtype.c (adjust_field_rtx_def): Add NOTE_INSN_DELETED_LABEL's
6055 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
6057 * df-core.c (df_ref_debug): Honor -fdump-noaddr.
6059 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
6061 * combine.c (move_deaths): Compare LUIDs within the same BB only.
6063 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
6065 * common.opt (fdump-unnumbered-links): New.
6066 * doc/invoke.texi (-fdump-unnumbered-links): Document it.
6067 * print-rtl.c (flag_dump_unnumbered_links): New.
6068 (print_rtx): Test it.
6070 2009-06-02 Richard Earnshaw <rearnsha@arm.com>
6072 * arm.c (arm_get_frame_offsets): Prefer using r3 for padding a
6073 push/pop multiple to 8-byte alignment.
6075 2009-06-01 Jakub Jelinek <jakub@redhat.com>
6077 * config/i386/i386.c (queued_cfa_restores): New static variable.
6078 (ix86_add_cfa_restore_note, ix86_add_queued_cfa_restore_notes): New
6080 (pro_epilogue_adjust_stack): Call ix86_add_queued_cfa_restore_notes.
6081 (ix86_emit_restore_reg_using_pop): Add RED_OFFSET argument.
6082 Set RTX_FRAME_RELATED_P immediately after adding a REG_CFA_* note.
6083 Call ix86_add_cfa_restore_note instead of adding REG_CFA_OFFSET
6084 note unconditionally.
6085 (ix86_emit_restore_regs_using_mov): Likewise.
6086 (ix86_emit_restore_sse_regs_using_mov): Likewise.
6087 (ix86_emit_restore_regs_using_pop): Add RED_OFFSET argument, pass
6088 it through to ix86_emit_restore_reg_using_pop.
6089 (ix86_emit_leave): Add RED_OFFSET argument. Call
6090 ix86_add_queued_cfa_restore_notes. Call ix86_add_cfa_restore_note
6091 instead of adding REG_CFA_OFFSET note unconditionally.
6092 (ix86_expand_epilogue): Compute RED_OFFSET, pass it down to
6093 the above functions. Call ix86_add_queued_cfa_restore_notes when
6096 * dwarf2out.c (dwarf2out_cfi_label): Add FORCE argument, if true,
6097 force output of the label even for dwarf2out_do_cfi_asm.
6098 (add_fde_cfi): If -g2 and above and cfi might change CFA,
6099 force creation of CFI label and chain DW_CFA_set_loc jumping to it
6100 for convert_cfa_to_fb_loc_list. Adjust other dwarf2out_cfi_label
6102 (dwarf2out_stack_adjust, dwarf2out_frame_debug,
6103 dwarf2out_begin_epilogue, dwarf2out_frame_debug_restore_state): Adjust
6104 dwarf2out_cfi_label callers.
6105 * tree.h (dwarf2out_cfi_label): Adjust prototype.
6106 * config/arm/arm.c (thumb_pushpop, thumb1_output_function_prologue):
6107 Adjust dwarf2out_cfi_label callers.
6108 * config/vax/vax.c (vax_output_function_prologue): Likewise.
6110 * config/i386/i386.h (struct machine_cfa_state,
6111 struct machine_function): Guard with ifndef USED_FOR_TARGET
6112 instead of not IN_LIBGCC2 and not in IN_TARGET_LIBS.
6115 * emutls.c (__emutls_get_address): Change arr->size to mean number
6116 of allocated arr->data entries instead of # of slots + 1.
6119 * recog.c (peep2_reinit_state): New function.
6120 (peephole2_init_state): Use it at the end of a basic block and also
6121 when seeing a RTX_FRAME_RELATED_P insn.
6123 2009-06-01 Steve Ellcey <sje@cup.hp.com>
6125 * ia64.md (floatdirf2, fix_truncrfdi, floatunsdirf,
6126 fixuns_truncrfdi2): New.
6127 (fix_truncxfdi2_alts, fixuns_truncxfdi2_alts,
6128 *nmaddsf4_alts, *nmadddf4_alts, *nmadddf4_truncsf_alts,
6129 *mulxf3_alts, *mulxf3_truncsf_alts, *mulxf3_truncdf_alts,
6130 *maddxf4_alts, *maddxf4_alts_truncsf, *maddxf4_alts_truncdf,
6131 *nmaddxf4_alts, *nmaddxf4_truncsf_alts, *nmaddxf4_truncdf_alts,
6132 *recip_approx): Remove.
6133 (divsi3 modsi3, udivsi3, umodsi3, divsi3_internal, divdi3,
6134 moddi3, udivdi3, umoddi3, divdi3_internal_lat, divdi3_internal_thr,
6135 divsf3, sqrtsf2, divdf3, sqrtdf2, divxf3, sqrtxf2): Modify and
6137 * div.md (fix_truncrfdi2_alts, fixuns_truncrfdi2_alt,
6140 2009-06-01 Ian Lance Taylor <iant@google.com>
6142 * attribs.c (register_attribute): Use CONST_CAST.
6143 * collect2.c (main): Use CONST_CAST2.
6144 (scan_prog_file): Likewise.
6145 * gcc.c (process_command, main): Likewise.
6146 * toplev.c (toplev_main): Likewise.
6148 * c-typeck.c (handle_warn_cast_qual): New static function,
6149 partially broken out of build_c_cast.
6150 (build_c_cast): Call handle_warn_cast_qual.
6151 * doc/invoke.texi (Warning Options): Document new effect of
6154 2009-06-01 Aldy Hernandez <aldyh@redhat.com>
6156 * diagnostic.c (diagnostic_build_prefix): Always print columns.
6157 (diagnostic_report_current_module): Print columns.
6158 * common.opt (flag_show_column): Enable by default.
6160 2009-06-01 Luis Machado <luisgpm@br.ibm.com>
6162 * alias.c (find_base_term): Check for NULL term before returning.
6164 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
6166 Revert due to PR40320:
6167 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
6168 * calls.c (emit_library_call_value_1): Don't force_operand for move
6171 2009-06-01 Olivier Hainque <hainque@adacore.com>
6172 Eric Botcazou <ebotcazou@adacore.com>
6174 * tree.h (CONSTRUCTOR_BITFIELD_P): True if NODE, a FIELD_DECL, is
6175 to be processed as a bitfield for constructor output purposes.
6176 * output.h (initializer_constant_valid_for_bitfield_p): Declare
6178 * varasm.c (oc_local_state): New type, output_constructor
6179 local state to support communication with helpers.
6180 (oc_outer_state): New type, output_constructor outer state of
6181 relevance in recursive calls.
6182 (output_constructor_array_range): New output_constructor helper,
6183 extracted code for an array range element.
6184 (output_constructor_regular_field): New output_constructor helper,
6185 extracted code for an element that is not a bitfield.
6186 (output_constructor_bitfield): New output_constructor helper,
6187 extracted code for a bitfield element. Accept an OUTER state
6188 argument for recursive processing. Recurse on record or array
6189 CONSTRUCTOR values, possibly past noop conversions.
6190 (initializer_constant_valid_for_bitfield_p): New predicate. Whether
6191 VALUE is a valid constant-valued expression for use in a static
6192 bit-field initializer.
6193 (output_constructor): Rework to use helpers. Accept and honor an
6194 OUTER state argument for recursive calls. Return total size. Be
6195 prepared for nested constructors initializing bitfields.
6196 (output_constant): Feed OUTER in calls to output_constructor.
6198 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
6200 * calls.c (emit_library_call_value_1): Don't force_operand for move
6203 2009-06-01 Nick Clifton <nickc@redhat.com>
6205 * doc/invoke.texi (IA-64 Options): Fix typo.
6207 2009-06-01 Ira Rosen <irar@il.ibm.com>
6209 PR tree-optimization/39129
6210 * tree-vect-loop-manip.c (conservative_cost_threshold): Change the
6212 (vect_do_peeling_for_loop_bound): Use
6213 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
6214 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
6215 (vect_loop_versioning): Likewise.
6216 (vect_create_cond_for_alias_checks): Fix indentation.
6217 * tree-vectorizer.h (struct _loop_vec_info): Fix indentation of the
6219 (LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT): Define.
6220 (LOOP_REQUIRES_VERSIONING_FOR_ALIAS): Likewise.
6221 * tree-vect-loop.c (vect_analyze_loop_form): Change "too many BBs" to
6222 "control flow in loop".
6223 (vect_estimate_min_profitable_iters): Use
6224 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
6225 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
6226 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
6227 (vect_create_data_ref_ptr): Don't mention array dimension in printing.
6228 * tree-vect-stmts.c (vectorizable_store): Replace the check that the
6229 statement belongs to a group of strided accesses with the exact code
6231 (vectorizable_load): Likewise.
6232 * tree-vect-slp.c (vect_analyze_slp_instance): Spell out "basic block".
6233 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
6235 2009-06-01 Gerald Pfeifer <gerald@pfeifer.com>
6237 * config/freebsd-stdint.h: New file.
6238 * config.gcc (*-*-freebsd): Set use_gcc_stdint=wrap.
6239 Add freebsd-stdint.h to tm_file.
6241 2009-06-01 Richard Earnshaw <rearnsha@arm.com>
6243 * arm/thumb2.md (thumb2_zero_extendhidi2): New insn and split.
6244 (thumb2_extendhidi2): Likewise.
6246 2009-05-31 Ian Lance Taylor <iant@google.com>
6248 * regstat.c (regstat_n_sets_and_refs): Remove duplicate definition.
6250 2009-05-31 Ian Lance Taylor <iant@google.com>
6252 * Makefile.in (except.o): Depend upon gt-except.h, not gt-$(EXCEPT_H).
6253 (ipa-cp.o): Depend upon $(FIBHEAP_H) and $(PARAMS_H).
6254 (ipa-reference.o): Depend upon gt-ipa-reference.h.
6256 2009-05-31 Jason Merrill <jason@redhat.com>
6258 * tree-pretty-print.c (print_call_name): Take the callee, not the
6259 call itself. Make non-static. Use dump_function_name for functions.
6260 (dump_generic_node): Adjust.
6261 * diagnostic.h: Declare print_call_name.
6262 * gimple-pretty-print.c (dump_gimple_call): Use it.
6264 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
6266 * config/sh/sh.md (ashldi3_std): New define_expand.
6269 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
6272 * config/sh/sh.c: Include debug.h.
6273 (sh_expand_epilogue): Emit a blockage insn before the frame
6274 pointer adjustment also when dwarf2out_do_frame returns true.
6276 2009-05-31 Richard Earnshaw <rearnsha@arm.com>
6278 * arm/thumb2.md (thumb2_extendsidi2): Add a split sub-pattern.
6279 (thumb2_extendqidi2): New pattern.
6281 2009-05-31 Ira Rosen <irar@il.ibm.com>
6283 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1): Don't
6284 mark phis for renaming.
6285 * tree-vectorizer.c (vect_memsyms_to_rename): Remove.
6286 (vectorize_loops): Don't allocate and free vect_memsyms_to_rename.
6287 Call mark_sym_for_renaming.
6288 * tree-vectorizer.h (vect_memsyms_to_rename): Remove.
6289 * tree-vect-loop.c (vect_transform_loop): Remove
6290 vect_memsyms_to_rename initialization and a call to
6291 mark_set_for_renaming.
6293 2009-05-31 Jakub Jelinek <jakub@redhat.com>
6296 * config/i386/i386.c (pro_epilogue_adjust_stack): Mark insns
6297 frame related even if !set_cfa && style < 0.
6299 2009-05-30 Kai Tietz <kai.tietz@onevision.com>
6301 * config/i386/mingw-tls.c: New file.
6302 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Add mingw-tls.c file.
6303 * gthr-win32.h (MINGW32_SUPPORTS_MT_EH): Define it for targets
6304 defining _WIN32 but not __CYGWIN__.
6306 2009-05-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6308 * configure.ac: Add MPC support.
6310 * config.in, configure: Regenerate.
6312 2009-05-29 Richard Henderson <rth@redhat.com>
6314 * cfgcleanup.c (try_crossjump_to_edge): Only skip past
6315 NOTE_INSN_BASIC_BLOCK.
6316 * cfglayout.c (duplicate_insn_chain): Copy epilogue insn marks.
6317 Duplicate NOTE_INSN_EPILOGUE_BEG notes.
6318 * cfgrtl.c (can_delete_note_p): Allow NOTE_INSN_EPILOGUE_BEG
6320 * dwarf2out.c (struct cfa_loc): Change indirect field to bitfield,
6322 (add_cfi): Disable check redefining cfa away from drap.
6323 (lookup_cfa_1): Add remember argument; handle remember/restore.
6324 (lookup_cfa): Pass remember argument.
6325 (cfa_remember): New.
6326 (compute_barrier_args_size_1): Remove sibcall check.
6327 (dwarf2out_frame_debug_def_cfa): New.
6328 (dwarf2out_frame_debug_adjust_cfa): New.
6329 (dwarf2out_frame_debug_cfa_offset): New.
6330 (dwarf2out_frame_debug_cfa_register): New.
6331 (dwarf2out_frame_debug_cfa_restore): New.
6332 (dwarf2out_frame_debug): Handle REG_CFA_* notes.
6333 (dwarf2out_begin_epilogue): New.
6334 (dwarf2out_frame_debug_restore_state): New.
6335 (dw_cfi_oprnd1_desc): Handle DW_CFA_remember_state,
6336 DW_CFA_restore_state.
6337 (output_cfi_directive): Likewise.
6338 (convert_cfa_to_fb_loc_list): Likewise.
6339 (dw_cfi_oprnd1_desc): Handle DW_CFA_restore.
6340 * dwarf2out.h: Update.
6341 * emit-rtl.c (try_split): Don't split RTX_FRAME_RELATED_P.
6342 (copy_insn_1): Early out for null.
6343 * final.c (final_scan_insn): Call dwarf2out_begin_epilogue
6344 and dwarf2out_frame_debug_restore_state.
6345 * function.c (prologue, epilogue, sibcall_epilogue): Remove.
6346 (prologue_insn_hash, epilogue_insn_hash): New.
6347 (free_after_compilation): Adjust freeing accordingly.
6348 (record_insns): Create hash table if needed; push insns into
6349 hash instead of array.
6350 (maybe_copy_epilogue_insn): New.
6351 (contains): Search hash table instead of array.
6352 (sibcall_epilogue_contains): Remove.
6353 (thread_prologue_and_epilogue_insns): Split eh_return insns
6354 and mark them as epilogues.
6355 (reposition_prologue_and_epilogue_notes): Rewrite epilogue
6356 scanning in terms of basic blocks.
6357 * insn-notes.def (CFA_RESTORE_STATE): New.
6358 * jump.c (returnjump_p_1): Accept EH_RETURN.
6359 (eh_returnjump_p_1, eh_returnjump_p): New.
6360 * reg-notes.def (CFA_DEF_CFA, CFA_ADJUST_CFA, CFA_OFFSET,
6361 CFA_REGISTER, CFA_RESTORE): New.
6362 * rtl.def (EH_RETURN): New.
6363 * rtl.h (eh_returnjump_p, maybe_copy_epilogue_insn): Declare.
6365 * config/bfin/bfin.md (UNSPEC_VOLATILE_EH_RETURN): Remove.
6366 (eh_return_internal): Use eh_return rtx; split w/ epilogue.
6368 * config/i386/i386.c (gen_push): Update cfa state.
6369 (pro_epilogue_adjust_stack): Add set_cfa argument. When true,
6370 add a CFA_ADJUST_CFA note.
6371 (ix86_dwarf_handle_frame_unspec): Remove.
6372 (ix86_expand_prologue): Update cfa state.
6373 (ix86_emit_restore_reg_using_pop): New.
6374 (ix86_emit_restore_regs_using_pop): New.
6375 (ix86_emit_leave): New.
6376 (ix86_emit_restore_regs_using_mov): Add CFA_RESTORE notes.
6377 (ix86_expand_epilogue): Add notes for unwinding the epilogue.
6378 * config/i386/i386.h (struct machine_cfa_state): New.
6379 (ix86_cfa_state): New.
6380 * config/i386/i386.md (UNSPEC_EH_RETURN): Remove.
6381 (eh_return_internal): Merge from eh_return_<mode>,
6382 use eh_return rtx, split w/ epilogue.
6384 2009-05-29 Ian Lance Taylor <iant@google.com>
6386 * builtins.c (validate_gimple_arglist): Don't use va_arg with
6388 * calls.c (emit_library_call_value_1): Likewise.
6390 * c-typeck.c (c_build_va_arg): New function.
6391 * c-tree.h (c_build_va_arg): Declare.
6392 * c-parser.c (c_parser_postfix_expression): Call c_build_va_arg
6393 instead of build_va_arg.
6395 2009-05-29 Eric Botcazou <ebotcazou@adacore.com>
6397 * tree-ssa-loop-ivopts.c (strip_offset_1) <MULT_EXPR>: New case.
6398 (force_expr_to_var_cost) <NEGATE_EXPR>: Likewise.
6399 (ptr_difference_cost): Use affine combinations to compute it.
6400 (difference_cost): Likewise.
6401 (get_computation_cost_at): Compute more accurate cost for addresses
6402 if the ratio is a multiplier allowed in addresses.
6403 For non-addresses, consider that an additional offset or symbol is
6406 2009-05-29 Jakub Jelinek <jakub@redhat.com>
6408 * config/i386/i386.c (ix86_decompose_address): Avoid useless
6409 0 displacement. Add 0 displacement if base is %[er]bp or %r13.
6411 * config/i386/i386.md (prefix_data16, prefix_rep): Set to 0 for
6412 TYPE_SSE{MULADD,4ARG,IADD1,CVT1} by default.
6413 (prefix_rex): For UNIT_MMX don't imply the prefix by default
6415 (prefix_extra): Default to 2 for TYPE_SSE{MULADD,4ARG} and
6416 to 1 for TYPE_SSE{IADD1,CVT1}.
6417 (prefix_vex_imm8): Removed.
6418 (length_vex): Only pass 1 as second argument to
6419 ix86_attr_length_vex_default if prefix_extra is 0.
6420 (modrm): For TYPE_INCDEC only set to 0 if not TARGET_64BIT.
6421 (length): For prefix vex computation use length_immediate
6422 attribute instead of prefix_vex_imm8.
6423 (cmpqi_ext_3_insn, cmpqi_ext_3_insn_rex64,
6424 addqi_ext_1, addqi_ext_1_rex64, *testqi_ext_0, andqi_ext_0,
6425 *andqi_ext_0_cc, *iorqi_ext_0, *xorqi_ext_0, *xorqi_cc_ext_1,
6426 *xorqi_cc_ext_1_rex64): Override modrm attribute to 1.
6427 (extendsidi2_rex64, extendhidi2, extendqidi2, extendhisi2,
6428 *extendhisi2_zext, extendqihi2, extendqisi2, *extendqisi2_zext): Emit
6429 a space in between the operands.
6430 (*anddi_1_rex64, *andsi_1): Likewise. Override prefix_rex to 1
6431 if one operand is 0xff and the other one si, di, bp or sp.
6432 (*andhi_1): Override prefix_rex to 1 if one operand is 0xff and the
6433 other one si, di, bp or sp.
6434 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Add mode attribute.
6435 (*ffssi_1, *ffsdi_1, ctzsi2, ctzdi2): Add
6436 type and mode attributes.
6437 (*bsr, *bsr_rex64, *bsrhi): Add type attribute.
6438 (*cmpfp_i_mixed, *cmpfp_iu_mixed): For TYPE_SSECOMI, clear
6439 prefix_rep attribute and set prefix_data16 attribute iff MODE_DF.
6440 (*cmpfp_i_sse, *cmpfp_iu_sse): Clear prefix_rep attribute and set
6441 prefix_data16 attribute iff MODE_DF.
6442 (*movsi_1): For TYPE_SSEMOV MODE_SI set prefix_data16 attribute.
6443 (fix_trunc<mode>di_sse): Set prefix_rex attribute.
6444 (*adddi_4_rex64, *addsi_4): Use const128_operand instead of
6445 constm128_operand in length_immediate computation.
6446 (*addhi_4): Likewise. Fix mode attribute to MODE_HI.
6447 (anddi_1_rex64): Use movzbl/movzwl instead of movzbq/movzwq.
6448 (*avx_ashlti3, sse2_ashlti3, *avx_lshrti3, sse2_lshrti3): Set
6449 length_immediate attribute to 1.
6450 (x86_fnstsw_1, x86_fnstcw_1, x86_fldcw_1): Fix length attribute.
6451 (*movdi_1_rex64): Override prefix_rex or prefix_data16 attributes
6452 for certain alternatives.
6453 (*movdf_nointeger, *movdf_integer_rex64, *movdf_integer): Override
6454 prefix_data16 attribute if MODE_V1DF.
6455 (*avx_setcc<mode>, *sse_setcc<mode>, *sse5_setcc<mode>): Set
6456 length_immediate to 1.
6457 (set_got_rex64, set_rip_rex64): Remove length attribute, set
6458 length_address to 4, set mode attribute to MODE_DI.
6459 (set_got_offset_rex64): Likewise. Set length_immediate to 0.
6460 (fxam<mode>2_i387): Set length attribute to 4.
6461 (*prefetch_sse, *prefetch_sse_rex, *prefetch_3dnow,
6462 *prefetch_3dnow_rex): Override length_address attribute.
6463 (sse4_2_crc32<mode>): Override prefix_data16 and prefix_rex
6465 * config/i386/predicates.md (ext_QIreg_nomode_operand): New predicate.
6466 (constm128_operand): Removed.
6467 * config/i386/i386.c (memory_address_length): For
6468 disp && !index && !base in 64-bit mode account for SIB byte if
6469 print_operand_address can't optimize disp32 into disp32(%rip)
6470 and UNSPEC doesn't imply (%rip) addressing. Add 1 to length
6471 for fs: or gs: segment.
6472 (ix86_attr_length_immediate_default): When checking if shortform
6473 is possible, truncate immediate to the length of the non-shortened
6475 (ix86_attr_length_address_default): Ignore MEM_P operands
6477 (ix86_attr_length_vex_default): Only check for DImode on
6478 GENERAL_REG_P operands.
6479 * config/i386/sse.md (<sse>_comi, <sse>_ucomi): Clear
6480 prefix_rep attribute, set prefix_data16 attribute iff MODE_DF.
6481 (sse_cvttps2pi): Clear prefix_rep attribute.
6482 (sse2_cvttps2dq, *sse2_cvtpd2dq, sse2_cvtps2pd): Clear prefix_data16
6484 (*sse2_cvttpd2dq): Don't clear prefix_rep attribute.
6485 (*avx_ashr<mode>3, ashr<mode>3, *avx_lshr<mode>3, lshr<mode>3,
6486 *avx_ashl<mode>3, ashl<mode>3): Set length_immediate attribute to 1
6487 iff operand 2 is const_int_operand.
6488 (*vec_dupv4si, avx_shufpd256_1, *avx_shufpd_<mode>,
6489 sse2_shufpd_<mode>): Set length_immediate attribute to 1.
6490 (sse2_pshufd_1): Likewise. Set prefix attribute to maybe_vex
6492 (sse2_pshuflw_1, sse2_pshufhw_1): Set length_immediate to 1 and clear
6494 (sse2_unpckhpd, sse2_unpcklpd, sse2_storehpd, *vec_concatv2df): Set
6495 prefix_data16 attribute for movlpd and movhpd instructions.
6496 (sse2_loadhpd, sse2_loadlpd, sse2_movsd): Likewise. Override
6497 length_immediate for shufpd instruction.
6498 (sse2_movntsi, sse3_lddqu): Clear prefix_data16 attribute.
6499 (avx_cmpp<avxmodesuffixf2c><mode>3,
6500 avx_cmps<ssemodesuffixf2c><mode>3, *avx_maskcmp<mode>3,
6501 <sse>_maskcmp<mode>3, <sse>_vmmaskcmp<mode>3,
6502 avx_shufps256_1, *avx_shufps_<mode>, sse_shufps_<mode>,
6503 *vec_dupv4sf_avx, *vec_dupv4sf): Set length_immediate attribute to 1.
6504 (*avx_cvtsi2ssq, *avx_cvtsi2sdq): Set length_vex attribute to 4.
6505 (sse_cvtsi2ssq, sse2_cvtsi2sdq): Set prefix_rex attribute to 1.
6506 (sse2_cvtpi2pd, sse_loadlps, sse2_storelpd): Override
6507 prefix_data16 attribute for the first alternative to 1.
6508 (*avx_loadlps): Override length_immediate for the first alternative.
6509 (*vec_concatv2sf_avx): Override length_immediate and prefix_extra
6510 attributes for second alternative.
6511 (*vec_concatv2sf_sse4_1): Override length_immediate and
6512 prefix_data16 attributes for second alternative.
6513 (*vec_setv4sf_avx, *avx_insertps, vec_extract_lo_<mode>,
6514 vec_extract_hi_<mode>, vec_extract_lo_v16hi,
6515 vec_extract_hi_v16hi, vec_extract_lo_v32qi,
6516 vec_extract_hi_v32qi): Set prefix_extra and length_immediate to 1.
6517 (*vec_setv4sf_sse4_1, sse4_1_insertps, *sse4_1_extractps): Set
6518 prefix_data16 and length_immediate to 1.
6519 (*avx_mulv2siv2di3, *avx_mulv4si3, sse4_2_gtv2di3): Set prefix_extra
6521 (*avx_<code><mode>3, *avx_eq<mode>3, *avx_gt<mode>3): Set
6522 prefix_extra attribute for variants that don't have 0f prefix alone.
6523 (*avx_pinsr<ssevecsize>): Likewise. Set length_immediate to 1.
6524 (*sse4_1_pinsrb, *sse2_pinsrw, *sse4_1_pinsrd, *sse4_1_pextrb,
6525 *sse4_1_pextrb_memory, *sse2_pextrw, *sse4_1_pextrw_memory,
6526 *sse4_1_pextrd): Set length_immediate to 1.
6527 (*sse4_1_pinsrd): Likewise. Set prefix_extra to 1.
6528 (*sse4_1_pinsrq, *sse4_1_pextrq): Set prefix_rex and length_immediate
6530 (*vec_extractv2di_1_rex64_avx, *vec_extractv2di_1_rex64,
6531 *vec_extractv2di_1_avx, *vec_extractv2di_1_sse2): Override
6532 length_immediate to 1 for second alternative.
6533 (*vec_concatv2si_avx, *vec_concatv2di_rex64_avx): Override
6534 prefix_extra and length_immediate attributes for the first
6536 (vec_concatv2si_sse4_1): Override length_immediate to 1 for the
6538 (*vec_concatv2di_rex64_sse4_1): Likewise. Override prefix_rex
6539 to 1 for the first and third alternative.
6540 (*vec_concatv2di_rex64_sse): Override prefix_rex to 1 for the second
6542 (*sse2_maskmovdqu, *sse2_maskmovdqu_rex64): Override length_vex
6544 (*sse_sfence, sse2_mfence, sse2_lfence): Override length_address
6546 (*avx_phaddwv8hi3, *avx_phadddv4si3, *avx_phaddswv8hi3,
6547 *avx_phsubwv8hi3, *avx_phsubdv4si3, *avx_phsubswv8hi,
6548 *avx_pmaddubsw128, *avx_pmulhrswv8hi3, *avx_pshufbv16qi3,
6549 *avx_psign<mode>3): Set prefix_extra attribute to 1.
6550 (ssse3_phaddwv4hi3, ssse3_phadddv2si3, ssse3_phaddswv4hi3,
6551 ssse3_phsubwv4hi3, ssse3_phsubdv2si3, ssse3_phsubswv4hi3,
6552 ssse3_pmaddubsw, *ssse3_pmulhrswv4hi, ssse3_pshufbv8qi3,
6553 ssse3_psign<mode>3): Override prefix_rex attribute.
6554 (*avx_palignrti): Override prefix_extra and length_immediate to 1.
6555 (ssse3_palignrti): Override length_immediate to 1.
6556 (ssse3_palignrdi): Override length_immediate to 1, override
6557 prefix_rex attribute.
6558 (abs<mode>2): Override prefix_rep to 0, override prefix_rex attribute.
6559 (sse4a_extrqi): Override length_immediate to 2.
6560 (sse4a_insertqi): Likewise. Override prefix_data16 to 0.
6561 (sse4a_insertq): Override prefix_data16 to 0.
6562 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>,
6563 avx_blendvp<avxmodesuffixf2c><avxmodesuffix>,
6564 avx_dpp<avxmodesuffixf2c><avxmodesuffix>, *avx_mpsadbw,
6565 *avx_pblendvb, *avx_pblendw, avx_roundp<avxmodesuffixf2c>256,
6566 avx_rounds<avxmodesuffixf2c>256): Override prefix_extra
6567 and length_immediate to 1.
6568 (sse4_1_blendp<ssemodesuffixf2c>, sse4_1_dpp<ssemodesuffixf2c>,
6569 sse4_2_pcmpestr, sse4_2_pcmpestri, sse4_2_pcmpestrm,
6570 sse4_2_pcmpestr_cconly, sse4_2_pcmpistr, sse4_2_pcmpistri,
6571 sse4_2_pcmpistrm, sse4_2_pcmpistr_cconly): Override prefix_data16
6572 and length_immediate to 1.
6573 (sse4_1_blendvp<ssemodesuffixf2c>): Override prefix_data16 to 1.
6574 (sse4_1_mpsadbw, sse4_1_pblendw): Override length_immediate to 1.
6575 (*avx_packusdw, avx_vtestp<avxmodesuffixf2c><avxmodesuffix>,
6576 avx_ptest256): Override prefix_extra to 1.
6577 (sse4_1_roundp<ssemodesuffixf2c>, sse4_1_rounds<ssemodesuffixf2c>):
6578 Override prefix_data16 and length_immediate to 1.
6579 (sse5_pperm_zero_v16qi_v8hi, sse5_pperm_sign_v16qi_v8hi,
6580 sse5_pperm_zero_v8hi_v4si, sse5_pperm_sign_v8hi_v4si,
6581 sse5_pperm_zero_v4si_v2di, sse5_pperm_sign_v4si_v2di,
6582 sse5_vrotl<mode>3, sse5_ashl<mode>3, sse5_lshl<mode>3): Override
6583 prefix_data16 to 0 and prefix_extra to 2.
6584 (sse5_rotl<mode>3, sse5_rotr<mode>3): Override length_immediate to 1.
6585 (sse5_frcz<mode>2, sse5_vmfrcz<mode>2): Don't override prefix_extra
6587 (*sse5_vmmaskcmp<mode>3, sse5_com_tf<mode>3,
6588 sse5_maskcmp<mode>3, sse5_maskcmp<mode>3, sse5_maskcmp_uns<mode>3):
6589 Override prefix_data16 and prefix_rep to 0, length_immediate to 1
6590 and prefix_extra to 2.
6591 (sse5_maskcmp_uns2<mode>3, sse5_pcom_tf<mode>3): Override
6592 prefix_data16 to 0, length_immediate to 1 and prefix_extra to 2.
6593 (*avx_aesenc, *avx_aesenclast, *avx_aesdec, *avx_aesdeclast,
6594 avx_vpermilvar<mode>3,
6595 avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>,
6596 avx_vbroadcastss256, avx_vbroadcastf128_p<avxmodesuffixf2c>256,
6597 avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>,
6598 avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>):
6599 Override prefix_extra to 1.
6600 (aeskeygenassist, pclmulqdq): Override length_immediate to 1.
6601 (*vpclmulqdq, avx_vpermil<mode>, avx_vperm2f128<mode>3,
6602 vec_set_lo_<mode>, vec_set_hi_<mode>, vec_set_lo_v16hi,
6603 vec_set_hi_v16hi, vec_set_lo_v32qi, vec_set_hi_v32qi): Override
6604 prefix_extra and length_immediate to 1.
6605 (*avx_vzeroall, avx_vzeroupper, avx_vzeroupper_rex64): Override
6607 (*vec_concat<mode>_avx): Override prefix_extra and length_immediate
6608 to 1 for the first alternative.
6609 * config/i386/mmx.md (*mov<mode>_internal_rex64): Override
6610 prefix_rep, prefix_data16 and/or prefix_rex attributes in certain
6612 (*mov<mode>_internal_avx, *movv2sf_internal_rex64,
6613 *movv2sf_internal_avx, *movv2sf_internal): Override
6614 prefix_rep attribute for certain alternatives.
6615 (*mov<mode>_internal): Override prefix_rep or prefix_data16
6616 attributes for certain alternatives.
6617 (*movv2sf_internal_rex64_avx): Override prefix_rep and length_vex
6618 attributes for certain alternatives.
6619 (*mmx_addv2sf3, *mmx_subv2sf3, *mmx_mulv2sf3,
6620 *mmx_<code>v2sf3_finite, *mmx_<code>v2sf3, mmx_rcpv2sf2,
6621 mmx_rcpit1v2sf3, mmx_rcpit2v2sf3, mmx_rsqrtv2sf2, mmx_rsqit1v2sf3,
6622 mmx_haddv2sf3, mmx_hsubv2sf3, mmx_addsubv2sf3,
6623 *mmx_eqv2sf3, mmx_gtv2sf3, mmx_gev2sf3, mmx_pf2id, mmx_pf2iw,
6624 mmx_pi2fw, mmx_floatv2si2, mmx_pswapdv2sf2, *mmx_pmulhrwv4hi3,
6625 mmx_pswapdv2si2): Set prefix_extra attribute to 1.
6626 (mmx_ashr<mode>3, mmx_lshr<mode>3, mmx_ashl<mode>3): Set
6627 length_immediate to 1 if operand 2 is const_int_operand.
6628 (*mmx_pinsrw, mmx_pextrw, mmx_pshufw_1, *vec_dupv4hi,
6629 *vec_extractv2si_1): Set length_immediate attribute to 1.
6630 (*mmx_uavgv8qi3): Override prefix_extra attribute to 1 if
6631 using old 3DNOW insn rather than SSE/3DNOW_A.
6632 (mmx_emms, mmx_femms): Clear modrm attribute.
6634 2009-05-29 Martin Jambor <mjambor@suse.cz>
6636 * tree-sra.c: New implementation of SRA.
6638 * params.def (PARAM_SRA_MAX_STRUCTURE_SIZE): Removed.
6639 (PARAM_SRA_MAX_STRUCTURE_COUNT): Removed.
6640 (PARAM_SRA_FIELD_STRUCTURE_RATIO): Removed.
6641 * params.h (SRA_MAX_STRUCTURE_SIZE): Removed.
6642 (SRA_MAX_STRUCTURE_COUNT): Removed.
6643 (SRA_FIELD_STRUCTURE_RATIO): Removed.
6644 * doc/invoke.texi (sra-max-structure-size): Removed.
6645 (sra-field-structure-ratio): Removed.
6647 2009-05-29 Jakub Jelinek <jakub@redhat.com>
6650 * builtins.c (expand_builtin_memcmp): Convert len to sizetype
6653 2009-05-29 Andrey Belevantsev <abel@ispras.ru>
6655 PR rtl-optimization/40101
6656 * sel-sched-ir.c (get_seqno_by_preds): Allow returning negative
6657 seqno. Adjust comment.
6658 * sel-sched.c (find_seqno_for_bookkeeping): Assert that when
6659 inserting bookkeeping before a jump, the jump is not scheduled.
6660 When no positive seqno found, provide a value. Add comment.
6662 2009-05-29 Richard Guenther <rguenther@suse.de>
6664 * tree-ssa-alias.c (nonaliasing_component_refs_p): Remove
6665 short-cutting on the first component.
6667 2009-05-29 Jakub Jelinek <jakub@redhat.com>
6670 * omp-low.c (scan_omp_1_op): Call remap_type on TREE_TYPE
6671 for trees other than decls/types.
6673 2009-05-29 Richard Guenther <rguenther@suse.de>
6675 * tree-ssa-operands.c (get_expr_operands): Do not handle
6676 INDIRECT_REFs in the handled-component case. Remove
6677 unused get_ref_base_and_extent case.
6678 * tree-dfa.c (get_ref_base_and_extent): Avoid calling
6679 tree_low_cst and host_integerp where possible.
6680 * tree-ssa-structalias.c (equiv_class_label_eq): Check hash
6681 codes for equivalence.
6682 * dce.c (find_call_stack_args): Avoid redundant bitmap queries.
6684 2009-05-29 David Billinghurst <billingd@gcc.gnu.org>
6686 * config.gcc: Add i386/t-fprules-softfp and soft-fp/t-softfp
6687 to tmake_file for i[34567]86-*-cygwin*.
6689 2009-05-29 Jakub Jelinek <jakub@redhat.com>
6692 * config/rs6000/rs6000-c.c (_Bool_keyword): New variable.
6693 (altivec_categorize_keyword, init_vector_keywords,
6694 rs6000_cpu_cpp_builtins): Define _Bool as conditional macro
6697 2009-05-29 Kai Tietz <kai.tietz@onevision.com>
6699 * tree.c (handle_dll_attribute): Check if node is
6700 of kind FUNCTION_DECL for DECL_DECLARED_INLINE_P check.
6702 2009-05-29 Richard Earnshaw <rearnsha@arm.com>
6704 * config/arm/thumb2.md (thumb2_zero_extendsidi2): Add a split
6706 (thumb2_zero_extendqidi2): Likewise.
6708 2009-05-28 Kaz Kojima <kkojima@gcc.gnu.org>
6710 * config/sh/sh.c (sh_expand_t_scc): Use gen_xorsi3_movrt
6711 instead of gen_movrt.
6712 * config/sh/sh.md (movrt): Remove.
6714 2009-05-28 Steve Ellcey <sje@cup.hp.com>
6716 * doc/invoke.texi (IA-64 Options):
6717 Add -msdata, -mfused-madd, -mno-inline-float-divide,
6718 -mno-inline-int-divide, -mno-inline-sqrt, -msched-spec-ldc,
6719 -msched-spec-control-ldc, -msched-prefer-non-data-spec-insns,
6720 -msched-prefer-non-control-spec-insns,
6721 -msched-stop-bits-after-every-cycle,
6722 -msched-count-spec-in-critical-path,
6723 -msel-sched-dont-check-control-spec, -msched-fp-mem-deps-zero-cost
6724 -msched-max-memory-insns-hard-limit, -msched-max-memory-insns.
6725 Remove -mt, -pthread, -msched-ldc, -mno-sched-control-ldc,
6726 and -msched-spec-verbose.
6728 2009-05-28 Joseph Myers <joseph@codesourcery.com>
6730 * config/arm/lib1funcs.asm (__clear_cache): Define if L_clear_cache.
6731 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define to give an
6733 * config/arm/t-linux-eabi (LIB1ASMFUNCS): Add _clear_cache.
6735 2009-05-28 Richard Guenther <rguenther@suse.de>
6737 * tree-ssa-alias.c (ao_ref_init): New function.
6738 (ao_ref_base): Likewise.
6739 (ao_ref_base_alias_set): Likewise.
6740 (ao_ref_alias_set): Likewise.
6741 (refs_may_alias_p_1): Change signature.
6742 (refs_may_alias_p): Adjust.
6743 (refs_anti_dependent_p): Likewise.
6744 (refs_output_dependent_p): Likewise.
6745 (call_may_clobber_ref_p_1): Change signature.
6746 (call_may_clobber_ref_p): Adjust.
6747 (stmt_may_clobber_ref_p_1): New function split out from ...
6748 (stmt_may_clobber_ref_p): ... here.
6749 (maybe_skip_until): Adjust signature.
6750 (get_continuation_for_phi): Likewise.
6751 (walk_non_aliased_vuses): Likewise.
6752 * tree-ssa-alias.h (struct ao_ref_s): New structure type.
6753 (ao_ref_init): Declare.
6754 (ao_ref_base): Likewise.
6755 (ao_ref_alias_set): Likewise.
6756 (stmt_may_clobber_ref_p_1): Likewise.
6757 (walk_non_aliased_vuses): Adjust.
6758 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): New function.
6759 (get_ref_from_reference_ops): remove.
6760 (vn_reference_lookup_2): Adjust signature.
6761 (vn_reference_lookup_3): Do not re-build trees. Handle unions.
6762 (vn_reference_lookup_pieces): Adjust signature, do not re-build trees.
6763 (vn_reference_lookup): Adjust.
6764 (vn_reference_insert): Likewise.
6765 (vn_reference_insert_pieces): Adjust signature.
6766 (visit_reference_op_call): Adjust.
6767 * tree-ssa-pre.c (get_expr_type): Simplify.
6768 (phi_translate_1): Adjust.
6769 (compute_avail): Likewise.
6770 (translate_vuse_through_block): Do not re-build trees.
6771 (value_dies_in_block_x): Likewise.
6772 * tree-ssa-sccvn.h (struct vn_reference_s): Add type and alias-set
6774 (vn_reference_lookup_pieces): Adjust declaration.
6775 (vn_reference_insert_pieces): Likewise.
6777 2009-05-28 Benjamin Kosnik <bkoz@redhat.com>
6779 * tree-ssa-copy.c (replace_exp_1): Move op for warning-free use
6780 with checking disabled.
6782 2009-05-28 Dave Korn <dave.korn.cygwin@gmail.com>
6786 * configure.ac (HAVE_GAS_ALIGNED_COMM): Add autoconf test and
6787 macro definition for support of three-operand format aligned
6788 .comm directive in assembler on cygwin/pe/mingw target OS.
6789 * configure: Regenerate.
6790 * config.h: Regenerate.
6792 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Use
6793 aligned form of .comm directive if -mpe-aligned-commons is in effect.
6794 * config/i386/cygming.opt (-mpe-aligned-commons): Add new option.
6796 * doc/invoke.texi (-mpe-aligned-commons): Document new target option.
6797 * doc/tm.texi (ASM_OUTPUT_COMMON): Document zero size commons.
6799 2009-05-28 Ira Rosen <irar@il.ibm.com>
6801 PR tree-optimization/40254
6802 * tree-data-ref.c (dr_analyze_innermost): Take POFFSET into account
6803 in analysis of basic blocks.
6805 2009-05-28 Adam Nemet <anemet@caviumnetworks.com>
6808 * target.h (struct gcc_target): Fix indentation. Add const_anchor.
6809 * target-def.h (TARGET_CONST_ANCHOR): New macro.
6810 (TARGET_INITIALIZER): Use it.
6811 * cse.c (CHEAPER): Move it up to the other macros.
6812 (insert): Rename this ...
6813 (insert_with_costs): ... to this. Add cost parameters. Update
6815 (insert): New function. Call insert_with_costs.
6816 (compute_const_anchors, insert_const_anchor, insert_const_anchors,
6817 find_reg_offset_for_const, try_const_anchors): New functions.
6818 (cse_insn): Call try_const_anchors. Adjust cost of src_related
6819 when using a const-anchor. Call insert_const_anchors.
6820 * config/mips/mips.c (mips_set_mips16_mode): Set targetm.const_anchor.
6821 * doc/tm.texi (Misc): Document TARGET_CONST_ANCHOR.
6823 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
6825 * tree-inline.c (remap_decls): Enable nonlocalized variables
6826 when not optimizing.
6828 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
6830 * tree-ssa-live.c (remove_unused_locals): Skip when not optimizing.
6831 Simplify other tests involving optimize.
6833 2009-05-27 Tom Tromey <tromey@redhat.com>
6835 * unwind-dw2.c (_Unwind_DebugHook): New function.
6836 (uw_install_context): Call _Unwind_DebugHook.
6838 2009-05-27 Tom Tromey <tromey@redhat.com>
6840 * system.h (CONST_CAST2): Use C++ const_cast when compiled as C++
6842 2009-05-27 Ian Lance Taylor <iant@google.com>
6844 * Makefile.in (LINKER, LINKER_FLAGS): Define.
6845 (LINKER_FOR_BUILD, BUILD_LINKERFLAGS): Define.
6846 (ALL_LINKERFLAGS): Define.
6847 (xgcc$(exeext)): Change $(COMPILER) to $(LINKER).
6848 (cpp$(exeext), cc1-dummy$(exeext), cc1$(exeext)): Likewise.
6849 (collect2$(exeext), mips-tfile, mips-tdump): Likewise.
6850 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
6851 (build/gen%$(build_exeext)): Change $(COMPILER_FOR_BUILD) to
6852 $(LINKER_FOR_BUILD).
6853 (build/gcov-iov$(build_exeext)): Likewise.
6855 2009-05-27 Julian Brown <julian@codesourcery.com>
6857 * gcse.c (target.h): Include.
6858 (can_assign_to_reg_without_clobbers_p): Check that the target allows
6859 copy of argument to a pseudo register.
6861 2009-05-27 Diego Novillo <dnovillo@google.com>
6863 * tree-ssa-live.c (dump_scope_block): Document arguments.
6864 (dump_scope_blocks): Document.
6865 (debug_scope_blocks): New.
6866 * tree-flow.h (debug_scope_blocks): Declare.
6868 2009-05-21 Denis Chertykov <denisc@overta.ru>
6870 * doc/contrib.texi (Contributors): Add myself to the list.
6872 2009-05-27 Olivier Hainque <hainque@adacore.com>
6874 * expr.c (target_align): New function. Alignment the TARGET of an
6875 assignment may be assume to have.
6876 (highest_pow2_factor_for_target): Use it instead of relying on
6877 immediate tree attributes of TARGET, not necessarily honored when
6878 intermediate bitfields are involved.
6880 2009-05-27 H.J. Lu <hongjiu.lu@intel.com>
6883 * config/i386/driver-i386.c (host_detect_local_cpu): Support
6884 AVX, SSE4, AES, PCLMUL and POPCNT.
6886 2009-05-27 Diego Novillo <dnovillo@google.com>
6888 * tree-pretty-print.c (dump_location): New.
6889 (dump_generic_node): Call it.
6890 Factor code to handle BLOCK nodes ...
6891 (dump_block_node): ... here.
6893 2009-05-27 Rafael Avila de Espindola <espindola@google.com>
6895 * Makefile.in (GCC_PLUGIN_H): New. Replace all uses of gcc-plugin.h
6897 * doc/plugins.texi: Document that gcc-plugin.h must be the first to be
6899 * gcc-plugin.h: Include config.h and system.h.
6900 (IN_GCC): Define if not defined.
6902 2009-05-27 Hans-Peter Nilsson <hp@axis.com>
6905 * Makefile.in (CRTSTUFF_CFLAGS): Replace -fno-inline-functions
6908 2009-05-27 Shujing Zhao <pearly.zhao@oracle.com>
6910 * config/m32r/m32r.c: Use REG_P, MEM_P and CONST_INT_P where
6912 * config/m32r/m32r.h: Ditto.
6913 * config/m32r/m32r.md: Ditto.
6914 * config/m32r/predicates.md: Ditto.
6916 2009-05-27 Alexandre Oliva <aoliva@redhat.com>
6918 * cgraph.c (dump_cgraph_node): Honor -fdump-noaddr.
6920 2009-05-26 Basile Starynkevitch <basile@starynkevitch.net>
6923 (Loading plugins): typo.
6924 (Plugin callbacks): Documented PLUGIN_INFO, PLUGIN_GGC_START,
6925 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
6926 (Interacting with the GCC Garbage Collector): Added new section.
6927 (Giving information about a plugin): Added new section for
6929 * ggc.h (ggc_register_root_tab): Added declaration.
6930 * gcc-plugin.h (PLUGIN_GGC_START, PLUGIN_GGC_MARKING)
6931 (PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS): Added new events.
6932 (register_callback): Improved comment in declaration.
6933 * ggc-common.c (const_ggc_root_tab_t) Added new typedef for vectors.
6934 (extra_root_vec) Added static variable for dynamic roots registration.
6935 (ggc_register_root_tab) Added new routine.
6936 (ggc_mark_roots) Added iteration inside extra_root_vec, and invoke
6937 PLUGIN_GGC_MARKING event.
6938 * ggc-zone.c: Include plugin.h.
6939 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
6940 * ggc-page.c: Include plugin.h.
6941 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
6942 * plugin.c (plugin_event_name): added names of PLUGIN_GGC_START,
6943 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS
6944 (register_callback): check lack of callbacks for
6945 pseudo-events. Added handling of PLUGIN_REGISTER_GGC_ROOTS,
6946 PLUGIN_GGC_START, PLUGIN_GGC_MARKING, PLUGIN_GGC_END.
6947 (invoke_plugin_callbacks): Handle PLUGIN_GGC_START,
6948 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
6949 * Makefile.in (ggc-common.o, ggc-zone.o, ggc-page.o): Added
6950 dependency on plugin.h.
6951 (plugin.o): Added dependency on ggc.h...
6953 2009-05-26 Richard Guenther <rguenther@suse.de>
6957 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
6958 with mismatched comparison modes.
6960 * expr.c (expand_expr_real_1): Expand the operand of a
6961 VIEW_CONVERT_EXPR in its natural mode.
6963 2009-05-26 Ian Lance Taylor <iant@google.com>
6965 * Makefile.in (COMPILER, COMPILER_FLAGS): Define.
6966 (COMPILER_FOR_BUILD, BUILD_COMPILERFLAGS): Define.
6967 (ALL_COMPILERFLAGS): Define.
6968 (.c.o, xgcc$(exeext), cpp$(exeext)): Use $(COMPILER).
6969 (cc1-dummy$(exeext), cc1$(exeext)): Likewise.
6970 (collect2$(exeext), collect2.o): Likewise.
6971 (c-opts.o, c-cppbuiltin.o, c-pch.o, gcc.o, gccspec.o): Likewise.
6972 (gcc-options.o, version.o, prefix.o, toplev.o): Likewise.
6973 ($(out_object_file), mips-tfile, mips-tdump): Likewise.
6974 (libbackend.o, intl.o, cppdefault.o): Likewise.
6975 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
6976 (build/%.o): Use $(COMPILER_FOR_BUILD).
6977 (build/gen%$(build_exeext)): Likewise.
6978 (build/gcov-iov$(build_exeext)): LIkewise.
6979 * config/t-darwin (darwin.o): Use $(COMPILER).
6980 (darwin-c.o, darwin-f.o, darwin-driver.o): Likewise.
6981 * config/t-sol2 (sol2-c.o): Likewise.
6983 * config/t-vxworks (vxworks.o): Likewise.
6984 * config/x-darwin (host-darwin.o): Likewise.
6985 * config/x-hpux (host-hpux.o): Likewise.
6986 * config/x-linux (host-linux.o): Likewise.
6987 * config/x-solaris (host-solaris.o): Likewise.
6988 * config/alpha/x-alpha (driver-alpha.o): Likewise.
6989 * config/arm/t-arm (arm-c.o): Likewise.
6990 * config/arm/t-pe (pe.o): Likewise.
6991 * config/arm/t-wince-pe (pe.o): Likewise.
6992 * config/i386/t-cygming (winnt.o): Likewise.
6993 (winnt-cxx.o, winnt-stubs.o, msformat-c.o): Likewise.
6994 * config/i386/t-cygwin (cygwin1.o): Likewise.
6995 (cygwin2.o): Likewise.
6996 * config/i386/t-i386 (i386-c.o): Likewise.
6997 * config/i386/t-interix (winnt.o): Likewise.
6998 * config/i386/t-netware (netware.o): Likewise.
6999 * config/i386/t-nwld (nwld.o): Likewise.
7000 * config/i386/x-darwin (host-i386-darwin.o): Likewise.
7001 * config/i386/x-i386 (driver-i386.o): Likewise.
7002 * config/i386/x-cygwin (host-cygwin.o): Likewise.
7003 * config/i386/x-mingw32 (host-mingw32.o): Likewise.
7004 * config/ia64/t-ia64 (ia64-c.o): Likewise.
7005 * config/m32c/t-m32c (m32c-pragma.o): Likewise.
7006 * config/mips/x-native (driver-native.o): Likewise.
7007 * config/rs6000/t-rs6000 (rs6000-c.o): Likewise.
7008 * config/rs6000/x-darwin (host-ppc-darwin.o): Likewise.
7009 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Likewise.
7010 * config/rs6000/x-rs6000 (driver-rs6000.o): Likewise.
7011 * config/score/t-score-elf (score7.o): Likewise.
7012 (score3.o): Likewise.
7013 * config/sh/t-sh (sh-c.o): Likewise.
7014 * config/sh/t-symbian (sh-c.o): Likewise.
7015 (symbian.o): Likewise.
7016 * config/spu/t-spu-elf (spu-c.o): Likewise.
7017 * config/v850/t-v850 (v850-c.o): Likewise.
7018 * config/v850/t-v850e (v850-c.o): Likewise.
7020 2009-05-26 Richard Guenther <rguenther@suse.de>
7022 PR tree-optimization/40122
7023 * tree-ssa-ccp.c (ccp_fold): Fold vector CONSTRUCTORs to
7024 VECTOR_CSTs if possible.
7025 (fold_gimple_assign): Likewise.
7027 2009-05-26 Richard Guenther <rguenther@suse.de>
7030 * fold-const.c (fold_binary): Use the correct types for building
7033 2009-05-26 Richard Guenther <rguenther@suse.de>
7035 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove
7036 redundant calls to merge_alias_info.
7037 (bump_vector_ptr): Likewise.
7038 * tree-ssa-copy.c (merge_alias_info): Remove.
7039 (replace_exp_1): Remove call to merge_alias_info.
7040 (propagate_tree_value): Likewise.
7041 (fini_copy_prop): Propagate points-to info.
7042 * tree-flow.h (merge_alias_info): Remove.
7044 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
7046 * config/picochip/picochip.C (PARAM_INLINE_CALL_COST): Remove.
7048 2009-05-25 Jan Hubicka <jh@suse.cz>
7050 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
7051 * cgraph.h (struct inline_summary): New filed self_wize,
7052 size_inlining_benefit, self_time and time_inlining_benefit.
7053 (struct cgraph_global_info): Replace insns by time ans size fields.
7054 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
7055 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
7056 (ipcp_update_callgraph): Do not touch function bodies.
7057 * ipa-inline.c: Include except.h
7058 (MAX_TIME): New constant.
7059 (overall_insns): Remove.
7061 (overall_size, max_benefit): New static variables.
7062 (cgraph_estimate_time_after_inlining): New function.
7063 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
7064 (cgraph_clone_inlined_nodes): Update size.
7065 (cgraph_mark_inline_edge): Update size.
7066 (cgraph_estimate_growth): Use size info.
7067 (cgraph_check_inline_limits): Check size.
7068 (cgraph_default_inline_p): Likewise.
7069 (cgraph_edge_badness): Compute badness based on benefit and size cost.
7070 (cgraph_decide_recursive_inlining): Check size.
7071 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
7073 (cgraph_decide_inlining): Likewise.
7074 (cgraph_decide_inlining_incrementally): Likewise; honor
7075 PARAM_EARLY_INLINING_INSNS.
7076 (likely_eliminated_by_inlining_p): New predicate.
7077 (estimate_function_body_sizes): New function.
7078 (compute_inline_parameters): Use it.
7079 * except.c (must_not_throw_labels): New function.
7080 * except.h (must_not_throw_labels): Declare.
7081 * tree-inline.c (init_inline_once): Kill inlining_weigths
7082 * tree-ssa-structalias.c: Avoid uninitialized warning.
7083 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
7084 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
7085 (PARAM_INLINE_CALL_COST): Remove.
7086 (PARAM_EARLY_INLINING_INSNS): New.
7088 2009-05-25 Richard Guenther <rguenther@suse.de>
7090 PR tree-optimization/36327
7091 * tree-ssa-alias.c (walk_non_aliased_vuses): Add second walker
7092 callback for reference translation or lookup at the point of may-defs.
7093 * tree-ssa-alias.h (walk_non_aliased_vuses): Adjust prototype.
7094 * tree-ssa-sccvn.c (get_ref_from_reference_ops): Bail out
7095 for union COMPONENT_REFs.
7096 (vn_reference_lookup_3): New callback. Lookup from memset
7097 and CONSTRUCTOR assignment, translate through struct copies.
7098 (vn_reference_lookup_pieces): Make sure to not free the
7099 passed operands array. Adjust walk_non_aliased_vuses call.
7100 (vn_reference_lookup): Adjust walk_non_aliased_vuses call,
7101 make sure we do not leak memory.
7103 2009-05-25 Richard Guenther <rguenther@suse.de>
7105 * tree-ssa-alias.h (dump_points_to_solution): Declare.
7106 * tree-inline.c (expand_call_inline): Reset the escaped and
7108 * tree-ssa-structalias.c (pass_build_ealias): New.
7109 * tree-pass.h (pass_build_ealias): Declare.
7110 * passes.c (init_optimization_passes): Add PTA during
7111 early optimizations.
7112 * tree-ssa-alias.c (dump_alias_info): Dump the ESCAPED
7113 and CALLUSED solutions.
7114 (dump_points_to_solution): New function, split out from ...
7115 (dump_points_to_info_for): ... here.
7116 * tree-parloops.c (parallelize_loops): Reset the escaped and
7119 2009-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
7122 * config/i386/i386.c (USE_HIDDEN_LINKONCE): Only define if missing.
7123 * config/i386/sol2.h [!TARGET_GNU_LD] (USE_HIDDEN_LINKONCE): Define.
7125 2009-05-25 Ira Rosen <irar@il.ibm.com>
7127 PR tree-optimization/40238
7128 * tree-vect-stmts.c (vect_init_vector): Insert initialization
7129 statements after basic block's labels.
7130 * tree-vect-slp.c (vect_slp_transform_bb): Call destroy_bb_vec_info()
7131 to free the allocated memory.
7133 2009-05-24 Kaz Kojima <kkojima@gcc.gnu.org>
7135 * gcc/config/sh/sh.c (sh_set_return_address): Mark store of
7136 return address with a USE.
7138 2009-05-24 Richard Guenther <rguenther@suse.de>
7141 * tree.c (make_vector_type): Build the TYPE_DEBUG_REPRESENTATION_TYPEs
7142 array type from the main variant of the inner type.
7144 2009-05-24 Jan-Benedict Glaw <jbglaw@lug-owl.de>
7146 * config/vax/vax-protos.h (legitimate_constant_address_p): Change
7147 definition to bool (from int) to un-break build.
7148 (legitimate_constant_p, vax_mode_dependent_address_p): Likewise.
7150 2009-05-24 Paolo Bonzini <bonzini@gnu.org>
7152 * tree-ssa-operands.h (push_stmt_changes, pop_stmt_changes,
7153 discard_stmt_changes): Delete.
7154 * tree-ssa-operands.c (scb_stack): Delete.
7155 (init_ssa_operands): Do not initialize it.
7156 (fini_ssa_operands): Do not free it.
7157 (push_stmt_changes, pop_stmt_changes, discard_stmt_changes): Delete.
7159 * tree-cfg.c (replace_uses_by): Replace pop_stmt_changes with
7160 update_stmt, remove the others. Fix comments.
7161 * tree-dfa.c (optimize_stack_restore): Likewise.
7162 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Likewise.
7163 * tree-ssa-loop-ivopts.c (rewrite_use): Likewise.
7164 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
7165 * tree-ssa-ccp.c (optimize_stack_restore, execute_fold_all_builtins):
7167 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
7168 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
7169 (dom_opt_finalize_block): Likewise, adjusting access to
7171 (optimize_stmt): Likewise, adjusting access to stmts_to_rescan.
7172 (stmts_to_rescan): Change item type to gimple.
7173 (tree_ssa_dominator_optimize): Change type of stmts_to_rescan.
7175 2009-05-24 Ira Rosen <irar@il.ibm.com>
7177 * doc/passes.texi (Tree-SSA passes): Document SLP pass.
7178 * tree-pass.h (pass_slp_vectorize): New pass.
7179 * params.h (SLP_MAX_INSNS_IN_BB): Define.
7180 * timevar.def (TV_TREE_SLP_VECTORIZATION): Define.
7181 * tree-vectorizer.c (timevar.h): Include.
7182 (user_vect_verbosity_level): Declare.
7183 (vect_location): Fix comment.
7184 (vect_set_verbosity_level): Update user_vect_verbosity_level
7185 instead of vect_verbosity_level.
7186 (vect_set_dump_settings): Add an argument. Ignore user defined
7187 verbosity if dump flags require higher level of verbosity. Print to
7188 stderr only for loop vectorization.
7189 (vectorize_loops): Update call to vect_set_dump_settings.
7190 (execute_vect_slp): New function.
7191 (gate_vect_slp): Likewise.
7192 (struct gimple_opt_pass pass_slp_vectorize): New.
7193 * tree-vectorizer.h (struct _bb_vec_info): Define along macros to
7195 (vec_info_for_bb): New function.
7196 (struct _stmt_vec_info): Add bb_vinfo and a macro for its access.
7197 (VECTORIZATION_ENABLED): New macro.
7198 (SLP_ENABLED, SLP_DISABLED): Likewise.
7199 (vect_is_simple_use): Add bb_vec_info argument.
7200 (new_stmt_vec_info, vect_analyze_data_ref_dependences,
7201 vect_analyze_data_refs_alignment, vect_verify_datarefs_alignment,
7202 vect_analyze_data_ref_accesses, vect_analyze_data_refs,
7203 vect_schedule_slp, vect_analyze_slp): Likewise.
7204 (vect_analyze_stmt): Add slp_tree argument.
7205 (find_bb_location): Declare.
7206 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
7207 * tree-vect-loop.c (new_loop_vec_info): Adjust function calls.
7208 (vect_analyze_loop_operations, vect_analyze_loop,
7209 get_initial_def_for_induction, vect_create_epilog_for_reduction,
7210 vect_finalize_reduction, vectorizable_reduction,
7211 vectorizable_live_operation, vect_transform_loop): Likewise.
7212 * tree-data-ref.c (dr_analyze_innermost): Update comment,
7213 skip evolution analysis if analyzing a basic block.
7214 (dr_analyze_indices): Likewise.
7215 (initialize_data_dependence_relation): Skip the test whether the
7216 object is invariant for basic blocks.
7217 (compute_all_dependences): Skip dependence analysis for data
7218 references in basic blocks.
7219 (find_data_references_in_stmt): Don't fail in case of invariant
7220 access in basic block.
7221 (find_data_references_in_bb): New function.
7222 (find_data_references_in_loop): Move code to
7223 find_data_references_in_bb and add a call to it.
7224 (compute_data_dependences_for_bb): New function.
7225 * tree-data-ref.h (compute_data_dependences_for_bb): Declare.
7226 * tree-vect-data-refs.c (vect_check_interleaving): Adjust to the case
7228 (vect_analyze_data_ref_dependence): Check for interleaving in case of
7229 unknown dependence in basic block and fail in case of dependence in
7231 (vect_analyze_data_ref_dependences): Add bb_vinfo argument, get data
7232 dependence instances from either loop or basic block vectorization
7234 (vect_compute_data_ref_alignment): Check if it is loop vectorization
7235 before calling nested_in_vect_loop_p.
7236 (vect_compute_data_refs_alignment): Add bb_vinfo argument, get data
7237 dependence instances from either loop or basic block vectorization
7239 (vect_verify_datarefs_alignment): Likewise.
7240 (vect_enhance_data_refs_alignment): Adjust function calls.
7241 (vect_analyze_data_refs_alignment): Likewise.
7242 (vect_analyze_group_access): Fix printing. Skip different checks if
7243 DR_STEP is 0. Keep strided stores either in loop or basic block
7244 vectorization data structure. Fix indentation.
7245 (vect_analyze_data_ref_access): Fix comments, allow zero step in
7247 (vect_analyze_data_ref_accesses): Add bb_vinfo argument, get data
7248 dependence instances from either loop or basic block vectorization
7250 (vect_analyze_data_refs): Update comment. Call
7251 compute_data_dependences_for_bb to analyze basic blocks.
7252 (vect_create_addr_base_for_vector_ref): Check for outer loop only in
7253 case of loop vectorization. In case of basic block vectorization use
7254 data-ref itself as a base.
7255 (vect_create_data_ref_ptr): In case of basic block vectorization:
7256 don't advance the pointer, add new statements before the current
7257 statement. Adjust function calls.
7258 (vect_supportable_dr_alignment): Support only aligned accesses in
7259 basic block vectorization.
7260 * common.opt (ftree-slp-vectorize): New flag.
7261 * tree-vect-patterns.c (widened_name_p): Adjust function calls.
7262 (vect_pattern_recog_1): Likewise.
7263 * tree-vect-stmts.c (process_use): Likewise.
7264 (vect_init_vector): Add new statements in the beginning of the basic
7265 block in case of basic block SLP.
7266 (vect_get_vec_def_for_operand): Adjust function calls.
7267 (vect_finish_stmt_generation): Likewise.
7268 (vectorizable_call): Add assert that it is loop vectorization, adjust
7270 (vectorizable_conversion, vectorizable_assignment): Likewise.
7271 (vectorizable_operation): In case of basic block SLP, take
7272 vectorization factor from statement's type and skip the relevance
7273 check. Adjust function calls.
7274 (vectorizable_type_demotion): Add assert that it is loop
7275 vectorization, adjust function calls.
7276 (vectorizable_type_promotion): Likewise.
7277 (vectorizable_store): Check for outer loop only in case of loop
7278 vectorization. Adjust function calls. For basic blocks, skip the
7279 relevance check and don't advance pointers.
7280 (vectorizable_load): Likewise.
7281 (vectorizable_condition): Add assert that it is loop vectorization,
7282 adjust function calls.
7283 (vect_analyze_stmt): Add argument. In case of basic block SLP, check
7284 that it is not reduction, get vector type, call only supported
7285 functions, skip loop specific parts.
7286 (vect_transform_stmt): Check for outer loop only in case of loop
7288 (new_stmt_vec_info): Add new argument and initialize bb_vinfo.
7289 (vect_is_simple_use): Fix comment, add new argument, fix conditions
7290 for external definition.
7291 * passes.c (pass_slp_vectorize): New pass.
7292 * tree-vect-slp.c (find_bb_location): New function.
7293 (vect_get_and_check_slp_defs): Add argument, adjust function calls,
7294 check for patterns only in loops.
7295 (vect_build_slp_tree): Add argument, adjust function calls, fail in
7296 case of multiple types in basic block SLP.
7297 (vect_mark_slp_stmts_relevant): New function.
7298 (vect_supported_load_permutation_p): Fix comment.
7299 (vect_analyze_slp_instance): Add argument. In case of basic block
7300 SLP, take vectorization factor from statement's type, check that
7301 unrolling factor is 1. Adjust function call. Save SLP instance in
7302 either loop or basic block vectorization structure. Return FALSE,
7304 (vect_analyze_slp): Add argument. Get strided stores groups from
7305 either loop or basic block vectorization structure. Return FALSE
7306 if basic block SLP failed.
7307 (new_bb_vec_info): New function.
7308 (destroy_bb_vec_info, vect_slp_analyze_node_operations,
7309 vect_slp_analyze_operations, vect_slp_analyze_bb): Likewise.
7310 (vect_schedule_slp): Add argument. Get SLP instances from either
7311 loop or basic block vectorization structure. Set vectorization factor
7312 to be 1 for basic block SLP.
7313 (vect_slp_transform_bb): New function.
7314 * params.def (PARAM_SLP_MAX_INSNS_IN_BB): Define.
7316 2009-05-23 Mark Mitchell <mark@codesourcery.com>
7318 * final.c (shorten_branches): Do not align labels for jump tables.
7319 (final_scan_insn): Use JUMP_TABLE_DATA_P.
7321 2009-05-23 Eric Botcazou <ebotcazou@adacore.com>
7323 * doc/passes.texi: Standardize spelling of RTL, Tree and Tree SSA.
7324 Remove outdated reference to flow.c and fix nits.
7325 * doc/gccint.texi: Tweak RTL description.
7326 * doc/rtl.texi: Likewise.
7328 2009-05-23 Denis Chertykov <chertykov@gmail.com>
7330 * config/avr/avr.c: Change my email address.
7331 * config/avr/avr.h: Likewise.
7332 * config/avr/avr.md: Likewise.
7333 * config/avr/avr-protos.h: Likewise.
7334 * config/avr/libgcc.S: Likewise.
7336 2009-05-22 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
7338 * config/spu/spu-protos.h (aligned_mem_p, spu_valid_mov): Remove.
7339 (spu_split_load, spu_split_store): Change return type to int.
7340 (spu_split_convert): Declare.
7341 * config/spu/predicates.md (spu_mem_operand): Remove.
7342 (spu_mov_operand): Update.
7343 (spu_dest_operand, shiftrt_operator, extend_operator): Define.
7344 * config/spu/spu.c (regno_aligned_for_load): Remove.
7345 (reg_aligned_for_addr, spu_expand_load): Define.
7346 (spu_expand_extv): Reimplement and handle MEM.
7347 (spu_expand_insv): Handle MEM.
7348 (spu_sched_reorder): Handle insn's with length 0.
7349 (spu_legitimate_address_p): Reimplement.
7350 (store_with_one_insn_p): Return TRUE for any mode with size
7351 larger than 16 bytes.
7352 (address_needs_split): Define.
7353 (spu_expand_mov): Call spu_split_load and spu_split_store for MEM
7355 (spu_convert_move): Define.
7356 (spu_split_load): Use spu_expand_load and change all MEM's to TImode.
7357 (spu_split_store): Change all MEM's to TImode.
7358 (spu_init_expanders): Preallocate registers that correspond to
7359 LAST_VIRTUAL_REG+1 and LAST_VIRTUAL_REG+2 and set them with
7361 (spu_split_convert): Define.
7362 * config/spu/spu.md (QHSI, QHSDI): New mode iterators.
7363 (_move<mode>, _movdi, _movti): Update predicate and condition.
7364 (load, store): Change to define_split.
7365 (extendqiti2, extendhiti2, extendsiti2, extendditi2): Simplify to
7367 (zero_extendqiti2, zero_extendhiti2, <v>lshr<mode>3_imm): Define.
7368 (lshr<mode>3, lshr<mode>3_imm, lshr<mode>3_re): Simplify to one
7369 define_insn_and_split of lshr<mode>3.
7370 (shrqbybi_<mode>, shrqby_<mode>): Simplify to define_expand.
7371 (<v>ashr<mode>3_imm): Define.
7372 (extv, extzv, insv): Allow MEM operands.
7373 (trunc_shr_ti<mode>, trunc_shr_tidi, shl_ext_<mode>ti,
7374 shl_ext_diti, sext_trunc_lshr_tiqisi, zext_trunc_lshr_tiqisi,
7375 sext_trunc_lshr_tihisi, zext_trunc_lshr_tihisi): Define for combine.
7376 (_spu_convert2): Change to define_insn_and_split and remove the
7377 corresponding define_peephole2.
7378 (stack_protect_set, stack_protect_test, stack_protect_test_si):
7379 Change predicates to memory_operand.
7381 2009-05-22 Mark Mitchell <mark@codesourcery.com>
7383 * config/arm/thumb2.md: Add 16-bit multiply instructions.
7385 2009-05-21 Michael Meissner <meissner@linux.vnet.ibm.com>
7387 PR tree-optimization/40219
7388 * tree.c (iterative_hash_expr): Make sure the builtin function is
7389 a normal builtin function and not a front end or back end builtin
7390 before indexing into the built_in_decls array.
7392 2009-05-22 Richard Guenther <rguenther@suse.de>
7395 * alias.c (write_dependence_p): Do not use TBAA for answering
7396 anti-dependence or output-dependence.
7397 * tree-ssa-structalias.c (set_uids_in_ptset): Remove TBAA pruning code.
7398 (emit_pointer_definition): Remove.
7399 (emit_alias_warning): Likewise.
7400 (find_what_var_points_to): Remove TBAA pruning code.
7401 (find_what_p_points_to): Likewise. Do not warn about strict-aliasing
7403 (compute_points_to_sets): Remove code computing the set of
7404 dereferenced pointers.
7405 * tree-data-ref.c (dr_may_alias_p): Properly use the split
7406 oracle for querying anti and output dependencies.
7407 * tree-ssa-alias.c (refs_may_alias_p_1): Add argument specifying
7408 if TBAA may be applied.
7409 (refs_anti_dependent_p): New function.
7410 (refs_output_dependent_p): Likewise.
7411 * tree-ssa-alias.h (refs_anti_dependent_p): Declare.
7412 (refs_output_dependent_p): Likewise.
7413 * doc/tree-ssa.texi (Memory model): New section.
7414 * doc/c-tree.texi (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
7415 * doc/gimple.texi (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
7416 * cfgexpand.c (expand_gimple_basic_block): Do not handle
7417 GIMPLE_CHANGE_DYNAMIC_TYPE or CHANGE_DYNAMIC_TYPE_EXPR.
7418 * expr.c (expand_expr_real_1): Likewise.
7419 * gimple-low.c (lower_stmt): Likewise.
7420 * gimple-pretty-print.c (dump_gimple_stmt): Likewise.
7421 (dump_gimple_cdt): Remove.
7422 * gimple.c (gss_for_code): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
7423 (gimple_size): Likewise.
7424 (walk_gimple_op): Likewise.
7425 (is_gimple_stmt): Likewise.
7426 (walk_stmt_load_store_addr_ops): Likewise.
7427 (gimple_build_cdt): Remove.
7428 * gimple.def (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
7429 * gimple.h (gimple_cdt_new_type): Remove.
7430 (gimple_cdt_new_type_ptr): Likewise.
7431 (gimple_cdt_set_new_type): Likewise.
7432 (gimple_cdt_location): Likewise.
7433 (gimple_cdt_location_ptr): Likewise.
7434 (gimple_cdt_set_location): Likewise.
7435 * gimplify.c (gimplify_expr): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
7436 * tree-cfg.c (remove_useless_stmts_1): Do not handle
7437 GIMPLE_CHANGE_DYNAMIC_TYPE.
7438 (verify_types_in_gimple_stmt): Likewise.
7439 * tree-inline.c (estimate_num_insns): Likewise.
7440 (expand_call_inline): Do not copy DECL_NO_TBAA_P.
7441 (copy_decl_to_var): Likewise.
7442 (copy_result_decl_to_var): Likewise.
7443 * tree-pretty-print.c (dump_generic_node): Do not handle
7444 CHANGE_DYNAMIC_TYPE_EXPR.
7445 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
7446 * tree-ssa-operands.c (get_expr_operands): Likewise.
7447 * tree-ssa-structalias.c (struct variable_info): Remove
7448 no_tbaa_pruning member.
7449 (new_var_info): Do not set it based on DECL_NO_TBAA_P.
7450 (unify_nodes): Do not copy it.
7451 (find_func_aliases): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
7452 (dump_solution_for_var): Do not dump no_tbaa_pruning state.
7453 (set_uids_in_ptset): Do not check it.
7454 (find_what_var_points_to): Likewise.
7455 (compute_tbaa_pruning): Remove.
7456 (compute_points_to_sets): Do not call it.
7457 * tree.c (walk_tree_1): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
7458 * tree.def (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
7459 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Remove.
7460 (CHANGE_DYNAMIC_TYPE_LOCATION): Likewise.
7461 (DECL_NO_TBAA_P): Likewise.
7462 (struct tree_decl_common): Move no_tbaa_flag to unused flags section.
7463 * omp-low.c (copy_var_decl): Do not copy DECL_NO_TBAA_P.
7464 (expand_omp_atomic_pipeline): Do not set it.
7465 * print-tree.c (print_node): Do not dump it.
7466 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
7469 2009-05-22 Vladimir Makarov <vmakarov@redhat.com>
7472 * reg-stack.c (subst_stack_regs_pat): Remove gcc_assert for note
7475 2009-05-22 Mark Mitchell <mark@codesourcery.com>
7477 * tree.c (handle_dll_attribute): Mark dllexport'd inlines as
7480 2009-05-22 Ben Elliston <bje@au.ibm.com>
7482 * Makefile.in (bversion.h, s-bversion): New targets.
7483 (TOPLEV_H): Add bversion.h.
7484 * toplev.h: Include "bversion.h".
7485 (ATTRIBUTE_GCC_DIAG): When building with checking disabled, use
7486 the __format__ attribute only if compiling with the same version
7487 of GCC as the sources (the "build version").
7489 2009-05-22 Ben Elliston <bje@au.ibm.com>
7491 * c-format.c (handle_format_attribute): Fix comment typo.
7493 2009-05-21 Steve Ellcey <sje@cup.hp.com>
7496 * config/ia64/ia64.opt (mfused-madd): New.
7497 * config/ia64/ia64.h (TARGET_DEFAULT): Set MASK_FUSED_MADD.
7498 * config/ia64/hpux.h (TARGET_DEFAULT): Ditto.
7499 * config/ia64/ia64.md (maddsf4, msubsf4, nmaddsf4,
7500 madddf4, madddf4_trunc, msubdf4, msubdf4_trunc, nmadddf4,
7501 nmadddf4_truncsf, maddxf4, maddxf4_truncsf, maddxf4_truncdf,
7502 msubxf4, msubxf4_truncsf msubxf4_truncdf, nmaddxf4,
7503 nmaddxf4_truncsf, nmaddxf4_truncdf): Check TARGET_FUSED_MADD.
7504 * config/ia64/vect.md (addv2sf3, subv2sf3): Force fpma/fpms
7505 instruction if !TARGET_FUSED_MADD.
7506 (fpma, fpms): Remove colon from name.
7508 2009-05-22 Richard Guenther <rguenther@suse.de>
7510 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Record
7511 TMR_ORIGINAL. Always either record TMR_SYMBOL or TMR_BASE.
7512 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Handle
7514 (create_expression_by_pieces): Only convert if necessary.
7515 * gimplify.c (gimplify_expr): Handle TARGET_MEM_REF.
7516 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Handle INTEGER_CST.
7518 2009-05-21 Adam Nemet <anemet@caviumnetworks.com>
7520 * config/mips/mips.md (*extzv_trunc<mode>_exts): Turn into a
7521 regular pattern from a template and rename it ...
7522 (*extzv_truncsi_exts): ... to this.
7524 2009-05-21 Richard Guenther <rguenther@suse.de>
7526 * cgraph.h (struct cgraph_node): Remove inline_decl member.
7527 * ipa-inline.c (cgraph_mark_inline_edge): Do not check it.
7528 (cgraph_default_inline_p): Likewise.
7529 (cgraph_decide_inlining_incrementally): Likewise.
7531 2009-05-21 H.J. Lu <hongjiu.lu@intel.com>
7532 Uros Bizjak <ubizjak@gmail.com>
7534 * config/i386/cpuid.h (bit_MOVBE): New.
7536 * config/i386/driver-i386.c (host_detect_local_cpu): Check movbe.
7538 * config/i386/i386.c (OPTION_MASK_ISA_MOVBE_SET): New.
7539 (OPTION_MASK_ISA_MOVBE_UNSET): Likewise.
7540 (ix86_handle_option): Handle OPT_mmovbe.
7541 (ix86_target_string): Add -mmovbe.
7542 (pta_flags): Add PTA_MOVBE.
7543 (processor_alias_table): Add PTA_MOVBE to "atom".
7544 (override_options): Handle PTA_MOVBE.
7546 * config/i386/i386.h (TARGET_MOVBE): New.
7548 * config/i386/i386.md (bswapsi2): Check TARGET_MOVBE.
7549 (*bswapsi_movbe): New.
7550 (*bswapdi_movbe): Likewise.
7551 (bswapdi2): Renamed to ...
7553 (bswapdi2): New expander.
7555 * config/i386/i386.opt (mmovbe): New.
7557 * doc/invoke.texi: Document -mmovbe.
7559 2009-05-21 Taras Glek <tglek@mozilla.com>
7561 * plugin.c (try_init_one_plugin): Updated to new plugin_init API.
7562 * gcc-plugin.h (plugin_init): Updated signature.
7563 * gcc-plugin.h (plugin_name_args): Moved to this header.
7564 * doc/plugins.texi (plugin_init): Updated documention to reflect
7566 * doc/plugins.texi (plugin_name_args): Added to documention.
7568 2009-05-21 Mark Mitchell <mark@codesourcery.com>
7570 * config/arm/neon.md (*mul<mode>3add<mode>_neon): New pattern.
7571 (*mul<mode>3neg<mode>add<mode>_neon): Likewise.
7573 2009-05-21 Shujing Zhao <pearly.zhao@oracle.com>
7575 * config/i386/i386.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P and
7576 JUMP_TABLE_DATA_P predicates where applicable.
7577 * config/i386/predicates.md: Ditto.
7578 * config/i386/sse.md: Ditto.
7580 2009-05-21 Jakub Jelinek <jakub@redhat.com>
7582 * config/i386/i386.md (adddi_4_rex64, addsi_4, addhi_4): For
7583 operand2 -128 override length_immediate attribute to 1.
7584 * config/i386/predicates.md (constm128_operand): New predicate.
7586 * config/i386/i386.c (memory_address_length): Handle %r12
7587 the same as %rsp and %r13 the same as %rbp. For %rsp and %rbp
7589 (ix86_attr_length_address_default): For MODE_SI lea in 64-bit
7590 mode look through optional ZERO_EXTEND and SUBREG.
7591 * config/i386/i386.md (R12_REG): New define_constant.
7592 (prefix_data16): For sse unit set also for MODE_TI insns.
7593 (prefix_rex): For -m32 always return 0. For TYPE_IMOVX
7594 insns set if operand 1 is ext_QIreg_operand.
7595 (modrm): For TYPE_IMOV clear only if not MODE_DI. For
7596 TYPE_{ALU{,1},ICMP,TEST} insn clear if there is non-shortened
7598 (*movdi_extzv_1, zero_extendhidi2, zero_extendqidi2): Change
7599 mode from MODE_DI to MODE_SI.
7600 (movdi_1_rex64): Override modrm and length_immediate attributes
7601 only for movabs (TYPE_IMOV, alternative 2).
7602 (zero_extendsidi2_rex64): Clear prefix_0f attribute if TYPE_IMOVX.
7603 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit,
7604 *float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit,
7605 *float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit,
7606 *float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Set
7607 prefix_rex attribute if DImode.
7608 (*adddi_1_rex64, *adddi_2_rex64, *adddi_3_rex64, *adddi_5_rex64,
7609 *addsi_1, *addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
7610 *addsi_3_zext, *addsi_5, *addhi_1_lea, *addhi_1, *addhi_2, *addhi_3,
7611 *addhi_5, *addqi_1_lea, *addqi_1): Override length_immediate
7612 attribute to 1 if TYPE_ALU and operand 2 is const128_operand.
7613 (pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64):
7614 Likewise. For TYPE_IMOV clear length_immediate attribute.
7615 (*ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashldi3_cconly_rex64,
7616 *ashlsi3_1, *ashlsi3_1_zext, *ashlsi3_cmp, **ashlsi3_cconly,
7617 *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1, *ashlhi3_cmp,
7618 *ashlhi3_cconly, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
7619 *ashlqi3_cconly): Override length_immediate attribute to 0 if TYPE_ALU
7620 or one operand TYPE_ISHIFT.
7621 (*ashrdi3_1_one_bit_rex64, *ashrdi3_one_bit_cmp_rex64,
7622 *ashrdi3_one_bit_cconly_rex64, *ashrsi3_1_one_bit,
7623 *ashrsi3_1_one_bit_zext, *ashrsi3_one_bit_cmp,
7624 *ashrsi3_one_bit_cconly, *ashrsi3_one_bit_cmp_zext,
7625 *ashrhi3_1_one_bit, *ashrhi3_one_bit_cmp, *ashrhi3_one_bit_cconly,
7626 *ashrqi3_1_one_bit, *ashrqi3_1_one_bit_slp, *ashrqi3_one_bit_cmp,
7627 *ashrqi3_one_bit_cconly, *lshrdi3_1_one_bit_rex64,
7628 *lshrdi3_cmp_one_bit_rex64, *lshrdi3_cconly_one_bit_rex64,
7629 *lshrsi3_1_one_bit, *lshrsi3_1_one_bit_zext, *lshrsi3_one_bit_cmp,
7630 *lshrsi3_one_bit_cconly, *lshrsi3_cmp_one_bit_zext,
7631 *lshrhi3_1_one_bit, *lshrhi3_one_bit_cmp, *lshrhi3_one_bit_cconly,
7632 *lshrqi3_1_one_bit, *lshrqi3_1_one_bit_slp, *lshrqi2_one_bit_cmp,
7633 *lshrqi2_one_bit_cconly, *rotlsi3_1_one_bit_rex64, *rotlsi3_1_one_bit,
7634 *rotlsi3_1_one_bit_zext, *rotlhi3_1_one_bit, *rotlqi3_1_one_bit_slp,
7635 *rotlqi3_1_one_bit, *rotrdi3_1_one_bit_rex64, *rotrsi3_1_one_bit,
7636 *rotrsi3_1_one_bit_zext, *rotrhi3_one_bit, *rotrqi3_1_one_bit,
7637 *rotrqi3_1_one_bit_slp): Override length_immediate attribute to 0,
7638 set mode attribute, don't override length attribute.
7639 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Set prefix_0f attribute
7641 (return_internal_long): Set length attribute to 2 instead of 1.
7642 (*strmovqi_rex_1, *strsetqi_rex_1, *rep_stosqi_rex64,
7643 *cmpstrnqi_nz_rex_1, *cmpstrnqi_rex_1, *strlenqi_rex_1): Clear
7644 prefix_rex attribute.
7645 * config/i386/predicates.md (ext_QIreg_operand, const128_operand):
7647 (memory_displacement_only_operand): Always return 0 for TARGET_64BIT.
7649 2009-05-21 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7651 * config/arm/thumb2.md (orsi_notsi_si): Fix typo in pattern.
7653 2009-05-20 Ian Lance Taylor <iant@google.com>
7655 * tree.c (build_tree_list_vec_stat): New function.
7656 (ctor_to_vec): New function.
7657 (build_nt_call_vec): New function.
7658 (build_call_array): Change args to be a const pointer.
7659 (build_call_vec): New function.
7660 * tree.h (build_nt_call_vec): Declare.
7661 (build_tree_list_vec_stat): Declare.
7662 (build_tree_list_vec): Define.
7663 (build_call_array): Update declaration.
7664 (build_call_vec): Declare.
7665 (ctor_to_vec): Declare.
7666 * c-common.c (tree_vector_cache): New static variable.
7667 (make_tree_vector): New function.
7668 (release_tree_vector): New function.
7669 (make_tree_vector_single): New function.
7670 (make_tree_vector_copy): New function.
7671 * c-common.h (tree_vector_cache, make_tree_vector): Declare.
7672 (make_tree_vector_single, make_tree_vector_copy): Declare.
7673 * c-parser.c (cached_expr_list_1, cached_expr_list_2): Remove.
7674 (c_parser_expr_list): Don't manage cache here, instead call
7676 (c_parser_release_expr_list): Remove static function.
7677 (c_parser_vec_to_tree_list): Remove static function.
7678 (c_parser_attributes): Call build_tree_list_vec instead of
7679 c_parser_vec_to_tree_list. Call release_tree_vector instead of
7680 c_parser_release_expr_list.
7681 (c_parser_postfix_expression_after_primary): Likewise.
7682 (c_parser_objc_keywordexpr): Likewise.
7684 2009-05-20 Sandra Loosemore <sandra@codesourcery.com>
7686 * doc/tm.texi (Misc): Document TARGET_INVALID_PARAMETER_TYPE,
7687 TARGET_INVALID_RETURN_TYPE, TARGET_PROMOTED_TYPE, and
7688 TARGET_CONVERT_TO_TYPE.
7689 * hooks.c (hook_tree_const_tree_null): Define.
7690 * hooks.h (hook_tree_const_tree_null): Declare.
7691 * target.h (struct gcc_target): Add invalid_parameter_type,
7692 invalid_return_type, promoted_type, and convert_to_type fields.
7693 * target-def.h: (TARGET_INVALID_PARAMETER_TYPE): Define.
7694 (TARGET_INVALID_RETURN_TYPE): Define.
7695 (TARGET_PROMOTED_TYPE): Define.
7696 (TARGET_CONVERT_TO_TYPE): Define.
7697 (TARGET_INITIALIZER): Update for new fields.
7698 * c-decl.c (grokdeclarator): Check targetm.invalid_return_type.
7699 (grokparms): Check targetm.invalid_parameter_type.
7700 * c-typeck.c (default_conversion): Check targetm.promoted_type.
7701 * c-convert.c (convert): Check targetm.convert_to_type.
7703 2009-05-20 Adam Nemet <anemet@caviumnetworks.com>
7705 * config/mips/mips.md (*extenddi_truncate<mode>,
7706 *extendsi_truncate<mode>): Emit exts if supported. Add attribute
7708 (*extendhi_truncateqi): New define_insn_and_sptit.
7710 2009-05-20 Jakub Jelinek <jakub@redhat.com>
7713 * fold-const.c (fold_binary) <case BIT_AND_EXPR>: Avoid infinite
7714 recursion if build_int_cst_type returns the same INTEGER_CST as arg1.
7716 2009-05-20 Eric Botcazou <ebotcazou@adacore.com>
7718 * fold-const.c (build_fold_addr_expr_with_type): Take the address of
7719 the operand of VIEW_CONVERT_EXPR.
7721 2009-05-20 H.J. Lu <hongjiu.lu@intel.com>
7723 * config/i386/driver-i386.c (host_detect_local_cpu): Check
7724 extended family and model for Intel processors. Support Intel Atom.
7726 2009-05-20 Olivier Hainque <hainque@adacore.com>
7728 * gstab.h (stab_code_type): Define, to be used instead of the
7729 __stab_debug_code enum, made anonymous. Add 2009 to the copyright
7731 * dbxout.c (STAB_CODE_TYPE): Remove #define and replace use
7732 occurrences by stab_code_type.
7733 * mips-tfile.c (STAB_CODE_TYPE): Remove #define, unused.
7735 2009-05-20 Martin Jambor <mjambor@suse.cz>
7737 * tree-flow.h (insert_edge_copies_seq): Undeclare.
7738 (sra_insert_before): Likewise.
7739 (sra_insert_after): Likewise.
7740 (sra_init_cache): Likewise.
7741 (sra_type_can_be_decomposed_p): Likewise.
7742 * tree-mudflap.c (insert_edge_copies_seq): Copied here from tree-sra.c
7743 * tree-sra.c (sra_type_can_be_decomposed_p): Made static.
7744 (sra_insert_before): Likewise.
7745 (sra_insert_after): Likewise.
7746 (sra_init_cache): Likewise.
7747 (insert_edge_copies_seq): Made static and moved upwards.
7749 * tree-complex.c (extract_component): Added VIEW_CONVERT_EXPR switch
7752 * tree-flow-inline.h (contains_view_convert_expr_p): New function.
7754 * ipa-prop.c (get_ssa_def_if_simple_copy): New function.
7755 (determine_cst_member_ptr): Call get_ssa_def_if_simple_copy to skip
7758 2009-05-20 Richard Guenther <rguenther@suse.de>
7760 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
7761 with mismatched comparison modes.
7763 2009-05-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7765 * config/arm/arm.md (*arm_iorsi3): Refactored for only ARM.
7766 (peephole ior (reg, int) -> mov, ior): Refactored for only ARM.
7767 * config/arm/thumb2.md (*thumb_andsi_not_shiftsi_si): Allow bic
7768 with shifts for Thumb2.
7769 (orsi_notsi): New for orn.
7770 (*thumb_orsi_notshiftsi_si): Allow orn with shifts.
7771 (*thumb2_iorsi3): Rewrite support for iorsi for Thumb2.
7772 * config/arm/arm.c (const_ok_for_op): Split case for IOR for Thumb2.
7773 (arm_gen_constant): Set can_invert for IOR and Thumb2, Add comments.
7774 Don't invert remainder for IOR.
7776 2009-05-19 Zdenek Dvorak <ook@ucw.cz>
7778 PR tree-optimization/40087
7779 * tree-ssa-loop-niter.c (number_of_iterations_ne_max,
7780 number_of_iterations_ne): Rename never_infinite argument.
7781 (number_of_iterations_lt_to_ne, number_of_iterations_lt,
7782 number_of_iterations_le): Handle pointer-type ivs when
7783 exit_must_be_taken is false.
7784 (number_of_iterations_cond): Do not always assume that
7785 exit_must_be_taken if the control variable is a pointer.
7787 2009-05-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
7789 * c-typeck.c (build_binary_op): Allow % on integal vectors.
7790 * doc/extend.texi (Vector Extension): Document that % is allowed too.
7792 2009-05-19 H.J. Lu <hongjiu.lu@intel.com>
7794 * config/i386/i386.c (ix86_avoid_jump_mispredicts): Check
7795 ASM_OUTPUT_MAX_SKIP_PAD instead of ASM_OUTPUT_MAX_SKIP_ALIGN.
7797 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
7800 * c.opt (Wlogical-op): Disabled by default.
7801 * c-opt (c_common_post_options): Do not enable Wlogical-op with
7803 * doc/invoke.texi (Wlogical-op): Likewise.
7805 2009-05-19 Eric Botcazou <ebotcazou@adacore.com>
7807 * tree-scalar-evolution.c (follow_ssa_edge_expr) <NOP_EXPR>: Turn
7809 <PLUS_EXPR>: Strip useless type conversions instead of type nops.
7810 Propagate the type of the first operand.
7811 <ASSERT_EXPR>: Simplify.
7812 (follow_ssa_edge_in_rhs): Use gimple_expr_type to get the type.
7813 Rewrite using the RHS code as discriminant.
7814 <NOP_EXPR>: Turn into CASE_CONVERT.
7815 <PLUS_EXPR>: Propagate the type of the first operand.
7817 2009-05-19 Steve Ellcey <sje@cup.hp.com>
7819 * config/ia64/ia64-protos.h (ia64_dconst_0_5): New.
7820 (ia64_dconst_0_375): New.
7821 * config/ia64/ia64.c (ia64_override_options): Remove
7822 -minline-sqrt-min-latency warning.
7823 (ia64_dconst_0_5_rtx, ia64_dconst_0_5): New.
7824 (ia64_dconst_0_375_rtx, ia64_dconst_0_375): New
7825 * config/ia64/ia64.md (*sqrt_approx): Remove.
7826 (sqrtsf2): Remove #if 0.
7827 (sqrtsf2_internal_thr): Rewrite and move to div.md.
7828 (sqrtdf): Remove assert.
7829 (sqrtdf2_internal_thr): Rewrite and move to div.md.
7830 (sqrtxf2): Remove #if 0.
7831 (sqrtxf2_internal_thr): Rewrite and move to div.md.
7832 * div.md (sqrt_approx_rf): New.
7833 (sqrtsf2_internal_thr): New implementation.
7834 (sqrtsf2_internal_lat): New.
7835 (sqrtdf2_internal_thr: New implementation.
7836 (sqrtxf2_internal): New implementation.
7838 2009-05-19 Francois-Xavier Coudert <fxcoudert@gmail.com>
7839 Hans-Peter Nilsson <hp@axis.com>
7841 * defaults.h (UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE)
7842 (WCHAR_TYPE, MODIFIED_WCHAR_TYPE, PTRDIFF_TYPE, WINT_TYPE)
7843 (INTMAX_TYPE, UINTMAX_TYPE, SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE)
7844 (INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE)
7845 (UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE)
7846 (INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE)
7847 (UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE)
7848 (INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE)
7849 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE)
7850 (SIZE_TYPE, PID_TYPE, CHAR16_TYPE, CHAR32_TYPE): Move defaults here...
7851 * c-common.c: ...from here.
7853 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
7855 * c-common.c (warn_logical_operator): Remove unnecessary conditionals.
7857 2009-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7859 * builtins.c (do_mpc_arg1): Separate MPFR/MPC C rounding types.
7861 2009-05-19 Ben Elliston <bje@au.ibm.com>
7863 * unwind-dw2-fde.c (fde_unencoded_compare): Replace type punning
7864 assignments with memcpy calls.
7865 (add_fdes): Likewise.
7866 (binary_search_unencoded_fdes): Likewise.
7867 (linear_search_fdes): Eliminate type puns.
7869 2009-05-19 Richard Guenther <rguenther@suse.de>
7871 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do
7872 not falsely claim to have propagated into all uses.
7874 2009-05-19 Ben Elliston <bje@au.ibm.com>
7876 * doc/invoke.texi (C Dialect Options): Update OpenMP specification
7879 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
7881 * config/sh/sh-protos.h (sh_legitimate_address_p): Remove.
7882 * config/sh/sh.c (sh_legitimate_address_p): Make static.
7883 (TARGET_LEGITIMATE_ADDRESS_P): New.
7884 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7885 * config/sh/sh.md: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
7887 2009-05-18 Dodji Seketeli <dodji@redhat.com>
7890 * dwarf2out.c (gen_type_die_with_usage): Generate the DIE as a
7891 child of the containing namespace's DIE.
7893 2009-05-18 Adam Nemet <anemet@caviumnetworks.com>
7895 * config/mips/mips.md (*zero_extend<GPR:mode>_trunc<SHORT:mode>,
7896 *zero_extendhi_truncqi): Move after the zero_extend patterns.
7897 (*extenddi_truncate<mode>, *extendsi_truncate<mode>): Move after the
7900 2009-05-18 H.J. Lu <hongjiu.lu@intel.com>
7903 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Replace
7904 gen_align with gen_pad.
7905 (ix86_reorg): Check ASM_OUTPUT_MAX_SKIP_PAD instead of
7906 #ifdef ASM_OUTPUT_MAX_SKIP_ALIGN.
7908 * config/i386/i386.h (ASM_OUTPUT_MAX_SKIP_PAD): New.
7909 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_PAD): Likewise.
7911 * config/i386/i386.md (align): Renamed to ...
7912 (pad): This. Replace ASM_OUTPUT_MAX_SKIP_ALIGN with
7913 ASM_OUTPUT_MAX_SKIP_PAD.
7915 2009-05-18 Andreas Schwab <schwab@linux-m68k.org>
7917 * config.gcc: Fix variable syntax.
7920 * config/m68k/m68k.c (output_andsi3): Mask off sign bit copies
7921 before calling exact_log2.
7922 (output_iorsi3): Likewise.
7923 (output_xorsi3): Likewise.
7925 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
7927 * config/sh/sh.c (expand_cbranchdi4): Use a scratch register
7928 for the none zero constant operand except for EQ and NE
7929 comprisons even when the first operand is R0.
7931 2009-05-18 Andreas Krebbel <krebbel1@de.ibm.com>
7933 * config/s390/2064.md: Remove trailing whitespaces.
7934 * config/s390/2084.md: Likewise.
7935 * config/s390/constraints.md: Likewise.
7936 * config/s390/fixdfdi.h: Likewise.
7937 * config/s390/libgcc-glibc.ver: Likewise.
7938 * config/s390/s390-modes.def: Likewise.
7939 * config/s390/s390-protos.h: Likewise.
7940 * config/s390/s390.c: Likewise.
7941 * config/s390/s390.h: Likewise.
7942 * config/s390/s390.md: Likewise.
7943 * config/s390/tpf-unwind.h: Likewise.
7945 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
7947 * config/m68k/m68k.c (m68k_legitimize_address): Fix typo in signature.
7949 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
7952 * configure.ac (m68k-*-*): Check if binutils support TLS.
7953 * configure: Regenerate.
7954 * config/m68k/predicates.md (symbolic_operand): Extend comment.
7955 * config/m68k/constraints.md (Cu): New constraint.
7956 * config/m68k/m68k.md (UNSPEC_GOTOFF): Remove.
7957 (UNSPEC_RELOC16, UNSPEC_RELOC32): New constants.
7958 (movsi): Handle TLS symbols.
7959 (addsi3_5200): Handle XTLS symbols, indent.
7960 * config/m68k/m68k-protos.h (m68k_legitimize_tls_address): Declare.
7961 (m68k_tls_reference_p): Declare.
7962 (m68k_legitimize_address): Declare.
7963 (m68k_unwrap_symbol): Declare.
7964 * config/m68k/m68k.opt (mxtls): New option.
7965 * config/m68k/m68k.c (ggc.h): Include.
7966 (m68k_output_dwarf_dtprel): Implement hook.
7967 (TARGET_HAVE_TLS, TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
7968 (m68k_expand_prologue): Load GOT pointer when function needs it.
7969 (m68k_illegitimate_symbolic_constant_p): Handle TLS symbols.
7970 (m68k_legitimate_constant_address_p): Same.
7971 (m68k_decompose_address): Handle TLS references.
7972 (m68k_get_gp): New static function.
7973 (enum m68k_reloc): New contants.
7974 (TLS_RELOC_P): New macro.
7975 (m68k_wrap_symbol): New static function.
7976 (m68k_unwrap_symbol): New function.
7977 (m68k_final_prescan_insn_1): New static function.
7978 (m68k_final_prescan_insn): New function.
7979 (m68k_move_to_reg, m68k_wrap_symbol_into_got_ref): New static
7981 (legitimize_pic_address): Handle TLS references..
7982 (m68k_tls_get_addr, m68k_get_tls_get_addr)
7983 (m68k_libcall_value_in_a0_p)
7984 (m68k_call_tls_get_addr, m68k_read_tp, m68k_get_m68k_read_tp)
7985 (m68k_call_m68k_read_tp): Helper variables and functions for ...
7986 (m68k_legitimize_tls_address): Handle TLS references.
7987 (m68k_tls_symbol_p, m68k_tls_reference_p_1, m68k_tls_reference_p):
7989 (m68k_legitimize_address): Handle TLS symbols.
7990 (m68k_get_reloc_decoration): New static function.
7991 (m68k_output_addr_const_extra): Handle UNSPEC_RELOC16 and
7993 (m68k_output_dwarf_dtprel): Implement hook.
7994 (print_operand_address): Handle UNSPEC_RELOC16 adn UNSPEC_RELOC32.
7995 (m68k_libcall_value): Return result in A0 instead of D0 when asked by
7996 m68k_call_* routines.
7997 (sched_attr_op_type): Handle TLS symbols.
7998 (gt-m68k.h): Include.
7999 * config/m68k/m68k.h (FINAL_PRESCAN_INSN): Define.
8000 (LEGITIMATE_PIC_OPERAND_P): Support TLS.
8002 2009-05-18 Martin Jambor <mjambor@suse.cz>
8004 * ipa-prop.c (ipa_check_stmt_modifications): Removed.
8005 (visit_store_addr_for_mod_analysis): New function.
8006 (ipa_detect_param_modifications): Use walk_stmt_load_store_addr_ops.
8007 (determine_cst_member_ptr): Use gimple_assign_single_p.
8008 (ipa_get_stmt_member_ptr_load_param): Use gimple_assign_single_p.
8009 (ipa_analyze_call_uses): Use !gimple_assign_rhs2 rather than number of
8010 operands. Don't check number of operands of a NOP_EXPR.
8012 2009-05-18 Eric Fisher <joefoxreal@gmail.com>
8014 * doc/tree-ssa.texi (SSA Operands): Fix a mistake.
8016 2009-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
8019 * c-common.c (warn_logical_operator): Don't warn if one of
8020 expression isn't always true or false.
8022 2009-05-17 Kai Tietz <kai.tietz@onevision.com>
8024 * config/i386/biarch32.h: New file.
8025 * config.gcc: Add for target i386-w64-* the biarch32.h to tm_file.
8027 2009-05-17 Adam Nemet <anemet@caviumnetworks.com>
8029 * config/mips/mips.md (*zero_extend<mode>_trunchi,
8030 *zero_extend<mode>_truncqi): Merge these into ...
8031 (*zero_extend<GPR:mode>_trunc<SHORT:mode>): ... this new pattern.
8032 Name the pattern following this as *zero_extendhi_truncqi.
8034 2009-05-16 Brad Lucier <lucier@math.purdue.edu>
8037 * hwint.h: Add macro HOST_WIDEST_INT_PRINT.
8038 * bitmap.c (bitmap_descriptor): Make fields HOST_WIDEST_INT.
8039 (output_info): Make field HOST_WIDEST_INT.
8040 (print_statistics): Use HOST_WIDEST_INT_PRINT.
8041 (dump_bitmat_statistics): Same.
8043 2009-05-16 Francois-Xavier Coudert <fxcoudert@gmail.com>
8045 * config.gcc (use_gcc_stdint): Set to wrap.
8046 * config/darwin.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
8047 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
8048 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
8049 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
8050 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
8051 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
8052 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
8053 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
8055 2009-05-16 Joseph Myers <joseph@codesourcery.com>
8057 * config.gcc (mips*-*-*): Support arch_32, arch_64, tune_32 and
8059 * config/mips/mips.h (MIPS_ABI_DEFAULT, MULTILIB_ABI_DEFAULT):
8060 Move definitions earlier.
8061 (OPT_ARCH64, OPT_ARCH32): Define.
8062 (OPTION_DEFAULT_SPECS): Add entries for arch_32, arch_64, tune_32
8065 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
8068 * arm.md (cstoresi_nltu_thumb1): Use a neg of ltu as the pattern name
8071 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
8073 * arm.md (movdi2): Copy non-reg values to DImode registers.
8075 2009-05-16 Jakub Jelinek <jakub@redhat.com>
8078 * final.c (label_to_max_skip): New function.
8079 (label_to_alignment): Only use LABEL_TO_ALIGNMENT if
8080 CODE_LABEL_NUMBER <= max_labelno.
8081 * output.h (label_to_max_skip): New prototype.
8082 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Renamed to...
8083 (ix86_avoid_jump_mispredicts): ... this. Don't define if
8084 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined. Update comment.
8085 Handle CODE_LABELs with >= 16 byte alignment or with
8086 max_skip == (1 << align) - 1.
8087 (ix86_reorg): Don't call ix86_avoid_jump_mispredicts if
8088 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined.
8091 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Don't emit second
8092 .p2align 3 if MAX_SKIP is smaller than 7.
8093 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
8095 2009-05-15 Ian Lance Taylor <iant@google.com>
8097 * alias.c (struct alias_set_entry_d): Rename from struct
8098 alias_set_entry. Change all uses.
8099 * except.c (struct call_site_record_d): Rename from struct
8100 call_site_record. Change all uses.
8101 * except.h (struct eh_region_d): Rename from struct eh_region.
8103 * gcse.c (struct hash_table_d): Rename from struct hash_table.
8105 * graphite.c (struct ivtype_map_elt_d): Rename fromstruct
8106 ivtype_map_elt. Change all uses.
8107 (struct rename_map_elt_d): Rename fromstruct rename_map_elt.
8109 (struct ifsese_d): Rename fromstruct ifsese. Change all uses.
8110 * graphite.h (struct name_tree_d): Rename from struct name_tree.
8112 (struct sese_d): Rename from struct sese. Change all uses.
8113 * omega.h (struct eqn_d): Rename from struct eqn. Change all uses.
8114 (struct omega_pb_d): Rename from struct omega_pb. Change all uses.
8115 * optabs.h (struct optab_d): Rename from struct optab. Change all
8117 (struct convert_optab_d): Rename from struct convert_optab.
8119 * tree-pass.h (struct ipa_opt_pass_d): Rename fromstruct
8120 ipa_opt_pass. Change all uses.
8121 * tree-predcom.c (struct dref_d): Rename from struct dref. Change
8124 * c-decl.c (pushtag): If -Wc++-compat, warn if the tag is already
8125 defined as a typedef.
8126 (grokdeclarator): If -Wc++-compat, warn if a typedef is already
8129 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
8132 * fold-const.c (make_range,build_range_check,merge_ranges): Move
8134 (merge_ranges): Returns bool.
8135 * tree.h (make_range): .. to here.
8136 (build_range_check): Likewise.
8137 (merge_ranges): Likewise. Renamed from merge_ranges.
8138 * c-typeck.c (parser_build_binary_op): Update calls to
8139 warn_logical_operator.
8140 * c-common.c (warn_logical_operator): Add new warning.
8141 * c-common.h (warn_logical_operator): Update declaration.
8143 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
8145 * ira-conflicts.c (add_insn_allocno_copies): Fix wrong conditional.
8147 2009-05-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8149 * doc/install.texi: Document MPC requirements, flags etc.
8151 * builtins.c (do_mpc_arg1, fold_builtin_ccos): New.
8152 (fold_builtin_cexp): Ensure we get a complex REAL_TYPE.
8153 Evaluate constant arguments.
8154 (fold_builtin_carg): Ensure we get a complex REAL_TYPE.
8155 (fold_builtin_1): Likewise, also evaluate constant arguments.
8156 Remove superfluous break.
8157 (do_mpc_ckconv): New.
8158 * real.h: Include mpc.h.
8159 * toplev.c (print_version): Output MPC version info if available.
8161 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
8163 * fold-const.c (fold_convert_const_real_from_real): Check for overflow.
8165 2009-05-15 H.J. Lu <hongjiu.lu@intel.com>
8167 * config/i386/i386.c (ix86_reorg): Call optimize_function_for_speed_p
8170 2009-05-15 Jan Hubicka <jh@suse.cz>
8172 * doc/invoke.texi (max-early-inliner-iterations): New flag.
8173 * ipa-inline.c (enum inlining_mode): New INLINE_SIZE_NORECURSIVE.
8174 (try_inline): Fix return value.
8175 (cgraph_decide_inlining_incrementally): Honor new value.
8176 (cgraph_early_inlining): Handle indirect inlining.
8177 * params.def (PARAM_EARLY_INLINER_MAX_ITERATIONS): New.
8179 2009-05-15 Jan Hubicka <jh@suse.cz>
8181 * cgraph.h (struct cgraph_node): Add finalized_by_frotnend flag.
8182 * cgraphunit.c (cgraph_finalize_function): Set it.
8183 (cgraph_expand_function): Use it.
8185 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
8187 * real.c (encode_ieee_half): Define.
8188 (decode_ieee_half): Define.
8189 (ieee_half_format): Define.
8190 (arm_half_format): Define.
8191 * real.h (ieee_half_format): Declare.
8192 (arm_half_format): Declare.
8194 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
8196 * optabs.c (prepare_float_lib_cmp): Test that the comparison,
8197 swapped, and reversed optabs exist before trying to use them.
8199 2009-05-15 Paul Brook <paul@codesourcery.com>
8200 Sandra Loosemore <sandra@codesourcery.com>
8202 * config/arm/arm.c (neon_vector_mem_operand): Handle element/structure
8203 loads. Allow PRE_DEC.
8204 (output_move_neon): Handle PRE_DEC.
8205 (arm_print_operand): Add 'A' for neon structure loads.
8206 * config/arm/arm-protos.h (neon_vector_mem_operand): Update prototype.
8207 * config/arm/neon.md (neon_mov): Update comment.
8208 * config/arm/constraints.md (Un, Us): Update neon_vector_mem_operand
8210 (Um): New constraint.
8212 2009-05-15 Jan Hubicka <jh@suse.cz>
8214 Revert the following patch until testsuite fallout is fixed:
8215 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
8216 * cgraph.h (struct inline_summary): New filed self_wize,
8217 size_inlining_benefit, self_time and time_inlining_benefit.
8218 (struct cgraph_global_info): Replace insns by time ans size fields.
8219 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
8220 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
8221 (ipcp_update_callgraph): Do not touch function bodies.
8222 * ipa-inline.c: Include except.h
8223 (MAX_TIME): New constant.
8224 (overall_insns): Remove
8225 (overall_size, max_benefit): New static variables.
8226 (cgraph_estimate_time_after_inlining): New function.
8227 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
8228 (cgraph_clone_inlined_nodes): Update size.
8229 (cgraph_mark_inline_edge): Update size.
8230 (cgraph_estimate_growth): Use size info.
8231 (cgraph_check_inline_limits): Check size.
8232 (cgraph_default_inline_p): Likewise.
8233 (cgraph_edge_badness): Compute badness based on benefit and size cost.
8234 (cgraph_decide_recursive_inlining): Check size.
8235 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
8237 (cgraph_decide_inlining): Likewise.
8238 (cgraph_decide_inlining_incrementally): Likewise; honor
8239 PARAM_EARLY_INLINING_INSNS.
8240 (likely_eliminated_by_inlining_p): New predicate.
8241 (estimate_function_body_sizes): New function.
8242 (compute_inline_parameters): Use it.
8243 * except.c (must_not_throw_labels): New function.
8244 * except.h (must_not_throw_labels): Declare.
8245 * tree-inline.c (init_inline_once): Kill inlining_weigths
8246 * tree-ssa-structalias.c: Avoid uninitialized warning.
8247 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
8248 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
8249 (PARAM_INLINE_CALL_COST): Remove.
8250 (PARAM_EARLY_INLINING_INSNS): New.
8252 2009-05-15 Richard Guenther <rguenther@suse.de>
8254 * tree-ssa-pre.c (eliminate): Use TODO_update_ssa_only_virtuals,
8255 not TODO_update_ssa.
8257 2009-05-15 Richard Guenther <rguenther@suse.de>
8259 PR tree-optimization/39999
8260 * gimple.h (gimple_expr_type): Use the expression type looking
8261 through useless conversions.
8262 * tree-ssa-sccvn.c (vn_nary_op_lookup_stmt): Use gimple_expr_type.
8263 (vn_nary_op_insert_stmt): Likewise.
8264 (simplify_binary_expression): Likewise.
8266 2009-05-15 Richard Guenther <rguenther@suse.de>
8268 * common.opt (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
8269 New options, enabled by default.
8270 * doc/invoke.texi (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
8272 * tree-ssa-forwprop.c (gate_forwprop): Use flag_tree_forwprop.
8273 * tree-ssa-phiprop.c (gate_phiprop): Use flag_tree_phiprop.
8274 * tree-ssa-structalias.c (gate_tree_pta): New function.
8275 (pass_build_alias): Use it.
8277 2009-05-15 Joseph Myers <joseph@codesourcery.com>
8279 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Also
8280 recurse on an invariant address if a conversion from a pointer
8281 type to a wider integer type is involved.
8283 2009-05-15 Jan Hubicka <jh@suse.cz>
8285 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
8286 * cgraph.h (struct inline_summary): New filed self_wize,
8287 size_inlining_benefit, self_time and time_inlining_benefit.
8288 (struct cgraph_global_info): Replace insns by time ans size fields.
8289 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
8290 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
8291 (ipcp_update_callgraph): Do not touch function bodies.
8292 * ipa-inline.c: Include except.h
8293 (MAX_TIME): New constant.
8294 (overall_insns): Remove
8295 (overall_size, max_benefit): New static variables.
8296 (cgraph_estimate_time_after_inlining): New function.
8297 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
8298 (cgraph_clone_inlined_nodes): Update size.
8299 (cgraph_mark_inline_edge): Update size.
8300 (cgraph_estimate_growth): Use size info.
8301 (cgraph_check_inline_limits): Check size.
8302 (cgraph_default_inline_p): Likewise.
8303 (cgraph_edge_badness): Compute badness based on benefit and size cost.
8304 (cgraph_decide_recursive_inlining): Check size.
8305 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
8307 (cgraph_decide_inlining): Likewise.
8308 (cgraph_decide_inlining_incrementally): Likewise; honor
8309 PARAM_EARLY_INLINING_INSNS.
8310 (likely_eliminated_by_inlining_p): New predicate.
8311 (estimate_function_body_sizes): New function.
8312 (compute_inline_parameters): Use it.
8313 * except.c (must_not_throw_labels): New function.
8314 * except.h (must_not_throw_labels): Declare.
8315 * tree-inline.c (init_inline_once): Kill inlining_weigths
8316 * tree-ssa-structalias.c: Avoid uninitialized warning.
8317 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
8318 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
8319 (PARAM_INLINE_CALL_COST): Remove.
8320 (PARAM_EARLY_INLINING_INSNS): New.
8321 doc/invoke.texi (max-inline-insns-auto, early-inlining-insns): Update.
8322 (inline-call-cost): Remove.
8323 (early-inlining-insns): New.
8325 2009-05-15 Eric Botcazou <ebotcazou@adacore.com>
8327 * dbxout.c (dbxout_range_type): Add LOW and HIGH parameters. Use them
8329 (print_int_cst_bounds_in_octal_p): Likewise.
8330 (dbxout_type): Adjust calls to above functions. Be prepared to deal
8332 * dwarf2out.c (base_type_die): Likewise.
8333 (is_subrange_type): Delete.
8334 (subrange_type_die): Add LOW and HIGH parameters. Use them for bounds.
8335 (modified_type_die): Call subrange_type_for_debug_p on subtypes.
8336 * fold-const.c (fold_truth_not_expr) <CONVERT_EXPR>: Do not strip it
8337 if the destination type is boolean.
8338 (build_range_check): Do not special-case subtypes.
8339 (fold_sign_changed_comparison): Likewise.
8340 (fold_unary): Likewise.
8341 * langhooks-def.h (LANG_HOOKS_GET_SUBRANGE_BOUNDS): Define.
8342 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_GET_SUBRANGE_BOUNDS.
8343 * langhooks.h (lang_hooks_for_types): Add get_subrange_bounds.
8344 * tree.c (subrange_type_for_debug_p): New predicate based on the
8345 former is_subrange_type.
8346 * tree.h (subrange_type_for_debug_p): Declare.
8347 * tree-chrec.c (avoid_arithmetics_in_type_p): Delete.
8348 (convert_affine_scev): Remove call to above function.
8349 (chrec_convert_aggressive): Likewise.
8350 * tree-ssa.c (useless_type_conversion_p_1): Do not specifically return
8351 false for conversions involving subtypes.
8352 * tree-vrp.c (vrp_val_max): Do not special-case subtypes.
8353 (vrp_val_min): Likewise.
8354 (needs_overflow_infinity): Likewise.
8355 (extract_range_from_unary_expr): Likewise.
8357 2009-05-15 Paolo Bonzini <bonzini@gnu.org>
8359 * config/frv/frv.h: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
8360 * config/frv/frv.c: Likewise.
8361 * config/s390/s390.c: Likewise.
8362 * config/sparc/sparc.h: Likewise.
8363 * config/i386/i386.h: Likewise.
8364 * config/i386/i386.c: Likewise.
8365 * config/crx/crx.c: Likewise.
8366 * config/m68hc11/m68hc11.h: Likewise.
8367 * config/iq2000/iq2000.c: Likewise.
8368 * config/mn10300/mn10300.h: Likewise.
8369 * config/mn10300/mn10300.c: Likewise.
8370 * config/m68k/m68k.c: Likewise.
8371 * config/rs6000/rs6000.c: Likewise.
8372 * config/rs6000/xcoff.h: Likewise.
8373 * config/rs6000/linux64.h: Likewise.
8374 * config/rs6000/sysv4.h: Likewise.
8375 * config/score/score3.c: Likewise.
8376 * config/score/score7.c: Likewise.
8377 * config/score/score.c: Likewise.
8378 * config/arm/arm.md: Likewise.
8379 * config/mips/mips.c: Likewise.
8380 * config/mips/mips.md: Likewise.
8381 * config/bfin/bfin.h: Likewise.
8382 * config/pa/pa.c: Likewise.
8383 * config/pa/constraints.md: Likewise.
8385 * config/pdp11/pdp11-protos.h (legitimate_address_p): Delete.
8386 * config/pdp11/pdp11.c (legitimate_address_p): Delete.
8387 * config/pdp11/pdp11.h: Use memory_address_p instead.
8389 2009-05-14 Ian Lance Taylor <iant@google.com>
8391 * passes.c (finish_optimization_passes): Change i to int.
8392 * plugin.c (plugins_active_p): Change event to int.
8393 (dump_active_plugins): Likewise.
8394 * reginfo.c (invalid_mode_change_p): Change to to unsigned int.
8396 * tree.c (tree_range_check_failed): Change c to unsigned int.
8397 (omp_clause_range_check_failed): Likewise.
8398 (build_common_builtin_nodes): Change mode to int. Add cast.
8399 * config/ia64/ia64.c (is_emitted): Change r to unsigned int.
8400 (ia64_hard_regno_rename_ok, ia64_eh_uses): Likewise.
8402 * c-typeck.c (build_unary_op): If -Wc++-compat, warn about using
8403 ++ or -- with a variable of enum type.
8405 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
8408 * opts.c (common_handle_option): Add OPT_fcse_skip_blocks as a no-op.
8410 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
8412 * store-motion.c: Do not include params.h
8413 * Makefile.in: Fix dependencies for various files.
8415 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
8417 * auto-inc-dec.c: Fix pass description, remove apparent
8418 accidental duplication.
8420 2009-05-14 H.J. Lu <hongjiu.lu@intel.com>
8423 * ipa-utils.h (memory_identifier_string): Moved to ...
8424 * tree.h (memory_identifier_string): Here. Add GTY(()).
8426 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
8428 * doc/tm.texi (TARGET_LEGITIMATE_ADDRESS_P): Refer mainly to this
8429 in the former documentation of...
8430 (GO_IF_LEGITIMATE_ADDRESS): ... this.
8431 * ira-conflicts.c (get_dup_num): Use address_operand.
8432 * targhooks.c (default_legitimate_address_p): New.
8433 * targhooks.h (default_legitimate_address_p): New.
8434 * reload.c (strict_memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]:
8436 * recog.c (memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]: Call hook.
8437 * target.h (struct target): Add legitimate_address_p.
8438 * target-def.h (TARGET_LEGITIMATE_ADDRESS_P): New.
8439 (TARGET_INITIALIZER): Include it.
8441 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8442 * config/alpha/alpha-protos.h (alpha_legitimate_address_p): Remove.
8443 * config/alpha/alpha.c (alpha_legitimate_address_p): Make static.
8444 (TARGET_LEGITIMATE_ADDRESS_P): New.
8446 * config/frv/frv.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8447 (REG_OK_STRICT_P): Delete.
8448 * config/frv/frv-protos.h (frv_legitimate_address_p): Rename to...
8449 (frv_legitimate_address_p_1): ... this.
8450 * config/frv/frv.c (frv_legitimate_address_p): Forward to...
8451 (frv_legitimate_address_p_1): ... the renamed old
8452 frv_legitimate_address_p.
8453 * config/frv/predicates.md: Adjust calls to frv_legitimate_address_p.
8454 (TARGET_LEGITIMATE_ADDRESS_P): New.
8456 * config/s390/s390.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8457 * config/s390/s390-protos.h (legitimate_address_p): Remove.
8458 * config/s390/s390.c (legitimate_address_p): Rename to...
8459 (s390_legitimate_address_p): ... this, make static.
8460 (legitimize_address): Adjust call.
8461 (TARGET_LEGITIMATE_ADDRESS_P): New.
8462 * config/s390/constraints.md ("e"): Call strict_memory_address_p.
8464 * config/m32c/m32c.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8465 * config/m32c/m32c-protos.h (m32c_legitimate_address_p): Remove.
8466 * config/m32c/m32c.c (m32c_legitimate_address_p): Make static.
8467 (TARGET_LEGITIMATE_ADDRESS_P): New.
8469 * config/spu/spu.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8470 * config/spu/spu-protos.h (spu_legitimate_address): Remove.
8471 * config/spu/spu.c (spu_legitimate_address): Rename to...
8472 (spu_legitimate_address_p): ... this, make static.
8473 (TARGET_LEGITIMATE_ADDRESS_P): New.
8475 * config/sparc/sparc.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8476 * config/sparc/sparc-protos.h (legitimate_address_p): Remove.
8477 * config/sparc/sparc.c (legitimate_address_p): Rename to...
8478 (sparc_legitimate_address_p): ... this, make static and return bool.
8479 (legitimize_address): Adjust call.
8480 (TARGET_LEGITIMATE_ADDRESS_P): New.
8482 * config/i386/i386.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8483 * config/i386/i386-protos.h (legitimate_address_p): Remove.
8484 * config/i386/i386.c (legitimate_address_p): Rename to...
8485 (ix86_legitimate_address_p): ... this, make static.
8486 (constant_address_p): Move after it, adjust call.
8487 (TARGET_LEGITIMATE_ADDRESS_P): New.
8489 * config/avr/avr.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8490 * config/avr/avr-protos.h (legitimate_address_p): Remove.
8491 * config/avr/avr.c (legitimate_address_p): Rename to...
8492 (avr_legitimate_address_p): ... this, make static.
8493 (legitimize_address): Adjust call.
8494 (TARGET_LEGITIMATE_ADDRESS_P): New.
8496 * config/crx/crx.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8497 * config/crx/crx-protos.h (crx_legitimate_address_p): Remove.
8498 * config/crx/crx.c (crx_legitimate_address_p): Make static.
8499 (TARGET_LEGITIMATE_ADDRESS_P): New.
8501 * config/xtensa/xtensa.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8502 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): Remove.
8503 * config/xtensa/xtensa.c (xtensa_legitimate_address_p): Make static.
8504 (TARGET_LEGITIMATE_ADDRESS_P): New.
8506 * config/stormy16/stormy16.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8507 * config/stormy16/stormy16-protos.h (xstormy16_legitimate_address_p):
8509 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
8511 (TARGET_LEGITIMATE_ADDRESS_P): New.
8513 * config/m68hc11/m68hc11.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8514 * config/m68hc11/m68hc11-protos.h (m68hc11_go_if_legitimate_address):
8516 * config/m68hc11/m68hc11.c (m68hc11_go_if_legitimate_address):
8518 (m68hc11_legitimate_address_p): ... this, make static.
8519 (go_if_legitimate_address_internal): Rename to...
8520 (m68hc11_legitimate_address_p_1): ... this.
8521 (legitimize_address): Adjust call.
8522 (TARGET_LEGITIMATE_ADDRESS_P): New.
8524 * config/iq2000/iq2000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8525 * config/iq2000/iq2000-protos.h (iq2000_legitimate_address_p): Remove.
8526 * config/iq2000/iq2000.c (iq2000_legitimate_address_p): Make static.
8527 (TARGET_LEGITIMATE_ADDRESS_P): New.
8529 * config/mn10300/mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8530 * config/mn10300/mn10300-protos.h (legitimate_address_p): Remove.
8531 * config/mn10300/mn10300.c (legitimate_address_p): Rename to...
8532 (mn10300_legitimate_address_p): ... this, make static.
8533 (TARGET_LEGITIMATE_ADDRESS_P): New.
8535 * config/m68k/m68k.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8536 * config/m68k/m68k-protos.h (m68k_legitimate_address_p): Remove.
8537 * config/m68k/m68k.c (m68k_legitimate_address_p): Make static.
8538 (TARGET_LEGITIMATE_ADDRESS_P): New.
8540 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8541 (REG_OK_STRICT_FLAG, REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P): Delete.
8542 (INT_REG_OK_FOR_BASE_P, INT_REG_OK_FOR_INDEX_P): Move above.
8543 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8544 * config/rs6000/rs6000-protos.h (rs6000_legitimate_address): Remove.
8545 * config/rs6000/rs6000.c (rs6000_legitimate_address): Rename to...
8546 (rs6000_legitimate_address_p): ... this, make static.
8547 (TARGET_LEGITIMATE_ADDRESS_P): New.
8548 (REG_MODE_OK_FOR_BASE_P): Delete.
8549 (rs6000_legitimize_reload_address): Use INT_REG_OK_FOR_BASE_P.
8551 * config/picochip/picochip.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8552 * config/picochip/picochip-protos.h (picochip_legitimate_address_p):
8554 * config/picochip/picochip.c (picochip_legitimate_address_p): Make
8555 static, adjust types.
8556 (TARGET_LEGITIMATE_ADDRESS_P): New.
8558 * config/score/score.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8559 * config/score/score.c (score_address_p): Rename to...
8560 (score_legitimate_address_p): ... this.
8561 (TARGET_LEGITIMATE_ADDRESS_P): New.
8562 * config/score/score3.c (score3_address_p): Rename to...
8563 (score3_legitimate_address_p): ... this.
8564 * config/score/score7.c (score7_address_p): Rename to...
8565 (score7_legitimate_address_p): ... this.
8567 * config/arm/arm.h (ARM_GO_IF_LEGITIMATE_ADDRESS,
8568 THUMB2_GO_IF_LEGITIMATE_ADDRESS, THUMB1_GO_IF_LEGITIMATE_ADDRESS,
8569 GO_IF_LEGITIMATE_ADDRESS): Delete.
8570 * config/arm/arm-protos.h (thumb1_legitimate_address_p,
8571 thumb2_legitimate_address_p): Delete.
8572 (arm_legitimate_address_p): Rename to...
8573 (arm_legitimate_address_outer_p): ... this.
8574 * config/arm/constraints.md ("Uq"): Adjust call.
8575 * config/arm/predicates.md (arm_extendqisi_mem_op): Likewise.
8576 * config/arm/arm.c (arm_legitimate_address_p): New, rename old one
8578 (arm_legitimate_address_outer_p): ... this.
8579 (thumb1_legitimate_address_p, thumb2_legitimate_address_p): Make
8581 (TARGET_LEGITIMATE_ADDRESS_P): New.
8583 * config/mips/mips.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8584 * config/mips/mips-protos.h (mips_legitimate_address_p): Remove.
8585 * config/mips/mips.c (mips_legitimate_address_p): ... Make static.
8586 (TARGET_LEGITIMATE_ADDRESS_P): New.
8588 * config/vax/vax.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8589 * config/vax/vax-protos.h (legitimate_address_p): Remove.
8590 * config/vax/vax.c (legitimate_address_p): Rename to...
8591 (vax_legitimate_address_p): ... this, make static.
8592 (TARGET_LEGITIMATE_ADDRESS_P): New.
8594 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8595 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Remove.
8596 * config/h8300/h8300.c (h8300_legitimate_address_p): ... Make static.
8597 (TARGET_LEGITIMATE_ADDRESS_P): New.
8599 * config/mmix/mmix.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8600 * config/mmix/mmix-protos.h (mmix_legitimize_address): Remove.
8601 * config/mmix/mmix.c (mmix_legitimate_address): Rename to...
8602 (mmix_legitimate_address_p): ... this, make static.
8603 (TARGET_LEGITIMATE_ADDRESS_P): New.
8605 * config/bfin/bfin.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8606 * config/bfin/bfin-protos.h (bfin_legitimate_address_p): Remove.
8607 * config/bfin/bfin.c (bfin_legitimate_address_p): ... Make static.
8608 (TARGET_LEGITIMATE_ADDRESS_P): New.
8610 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
8612 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Remove handling
8613 of MODE_COMPLEX_INT.
8615 2009-05-14 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
8617 * config/alpha/alpha.c (alpha_initialize_trampoline): Change 0 to
8618 LCT_NORMAL in function call.
8619 * mips-tdump.c (print_file_desc): Add cast to enum type.
8620 * mips-tfile.c (add_ext_symbol): Add casts to enum types.
8621 (mark_stabs): Add casts to enum types.
8622 (parse_stabs_common): Add casts to enum types.
8624 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
8626 * config/mips/mips.c (mips_print_operand) <REG, MEM, default>:
8627 Check for invalid values of LETTER.
8629 2009-05-13 Taras Glek <tglek@mozilla.com>
8631 * attribs.c (register_attribute): moved out attribute registration
8632 into register_attribute.
8633 * doc/plugins.texi: Documented register_attribute and
8635 * gcc-plugin.h: Added forward decl for register_attribute.
8636 * gcc-plugin.h (plugins_event): Added PLUGIN_ATTRIBUTES.
8637 * plugin.c (register_callback, invoke_plugin_callbacks): Added
8638 PLUGIN_ATTRIBUTES boilerplate.
8640 2009-05-14 Dave Korn <dave.korn.cygwin@gmail.com>
8642 * config/i386/msformat-c.c (ms_printf_length_specs): Use enumeration
8643 values even in sentinel and empty entries.
8644 (ms_printf_flag_specs): Likewise.
8645 (ms_scanf_flag_specs): Likewise.
8646 (ms_strftime_flag_specs): Likewise.
8647 (ms_print_char_table): Likewise.
8648 (ms_scan_char_table): Likewise.
8649 (ms_time_char_table): Likewise.
8651 2009-05-13 Doug Kwan <dougkwan@google.com>
8653 * tree-ssa-sccvn.c (compare_ops): Stabilize qsort.
8655 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
8657 * config/mips/mips.md (store): Add attributes for QI and HI.
8659 (truncdisi2, truncdihi2, truncdiqi2): Merge these into ...
8660 (truncdi<mode>2): ... this new pattern.
8662 2009-05-13 Brad Hards <bradh@kde.org>
8664 * Makefile.in (TEXI_GCCINT_FILES): Add plugins.texi.
8666 2009-05-14 Jakub Jelinek <jakub@redhat.com>
8667 Ben Elliston <bje@au.ibm.com>
8670 * dse.c (check_mem_read_rtx): Guard against width == -1.
8672 2009-05-13 Michael Matz <matz@suse.de>
8675 * tree-outof-ssa.c (maybe_renumber_stmts_bb): New function.
8676 (trivially_conflicts_p): New function.
8677 (insert_backedge_copies): Use it.
8679 2009-05-13 Janis Johnson <janis187@us.ibm.com>
8681 * c-pragma.c (enum pragma_switch_t): Prefix constants with PRAGMA_.
8682 (handle_stdc_pragma): Use new enum constant names.
8683 (handle_pragma_float_const_decimal64): Ditto.
8685 2009-05-13 Ian Lance Taylor <iant@google.com>
8687 * Makefile.in (build/gencheck.o): Depend upon all-tree.def, not
8690 2009-05-13 Nathan Sidwell <nathan@codesourcery.com>
8692 * config/m68k/t-uclinux (M68K_MLIB_CPU): Check for FL_UCLINUX.
8693 * config/m68k/m68k-devices.def: Add FL_UCLINUX to 68020 and 54455
8695 * config/m68k/m68k.h (FL_UCLINUX): Define.
8697 2009-05-13 Jan Hubicka <jh@suse.cz>
8699 * options.c (gfc_post_options): -fwhole-program imply -fwhole-file.
8701 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
8703 * config/sh/sh.h (OVERRIDE_OPTIONS): Clear flag_schedule_insns
8704 unless -fschedule-insns is specified.
8706 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
8709 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Don't set
8710 TARGET_EXPAND_CBRANCHDI4.
8711 * config/sh/sh.md (cbranchdi4): Don't check TARGET_EXPAND_CBRANCHDI4.
8712 * config/sh/sh.opt (mexpand-cbranchdi): Remove.
8713 (cmpeqdi): Fix comment.
8715 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
8717 * config/sh/sh-protos.h (sh_legitimate_index_p): Declare.
8718 (sh_legitimate_address_p): Likewise.
8719 * config/sh/sh.c (sh_legitimate_index_p): New.
8720 (sh_legitimate_address_p): Likewise.
8721 * config/sh/sh.h (REG_OK_FOR_BASE_P): Add STRICT parameter.
8722 (REG_OK_FOR_INDEX_P, SUBREG_OK_FOR_INDEX_P): Likewise.
8723 (MODE_DISP_OK_4, MODE_DISP_OK_8): Remove.
8724 (MAYBE_BASE_REGISTER_RTX_P): New macro.
8725 (MAYBE_INDEX_REGISTER_RTX_P): Likewise.
8726 (BASE_REGISTER_RTX_P): Use MAYBE_BASE_REGISTER_RTX_P.
8727 (INDEX_REGISTER_RTX_P): Use MAYBE_INDEX_REGISTER_RTX_P.
8728 (GO_IF_LEGITIMATE_INDEX): Use sh_legitimate_index_p.
8729 (GO_IF_LEGITIMATE_ADDRESS): Use sh_legitimate_address_p.
8731 2009-05-12 Jan Hubicka <jh@suse.cz>
8733 * tree-inline.c (estimate_operator_cost): Add operands;
8734 when division happens by constant, it is cheap.
8735 (estimate_num_insns): Loads and stores are not having cost of 0;
8736 EH magic stuff is cheap; when computing runtime cost of switch,
8737 use log2 base of amount of its cases; builtin_expect has cost of 0;
8738 compute cost for moving return value of call.
8739 (init_inline_once): Initialize time_based flags.
8740 * tree-inline.h (eni_weights_d): Add time_based flag.
8742 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
8744 * df-core.c: Update head documentation.
8746 2009-05-12 Michael Meissner <meissner@linux.vnet.ibm.com>
8749 * rs6000.c (rs6000_generate_compare): Use op1b instead of
8750 shadowing exisiting variable op1.
8752 2009-05-12 Uros Bizjak <ubizjak@gmail.com>
8755 * config/i386/driver-i386.c (processor_signatures): New enum.
8756 (SIG_GEODE): Move from vendor_signatures to processor_signatures.
8757 (host_detect_local_cpu): For SIG_AMD vendor, check for SIG_GEODE
8758 processor signature to detect geode processor.
8760 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
8764 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
8766 * optabs.c (prepare_cmp_insn): Temporarily disable test that
8767 causes spurious differences between trunk and cond-optab branch.
8769 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
8771 * dojump.c (compare_from_rtx): Delete.
8772 * expmed.c (emit_store_flag): Only try cstore_optab. Canonicalize
8773 any MODE_CC mode to the cstorecc4 pattern. Use prepare_operand, fail
8774 if the comparison does not satisfy the predicate; test predicates for
8775 operands 2 and 3 of a cstore pattern. Don't try cstore optab
8776 further if one existing pattern fails.
8777 * expr.h (compare_from_rtx): Delete.
8778 (prepare_operand): Declare it.
8779 * optabs.c: Change "lib call" to "libcall" throughout.
8780 (bcc_gen_fctn, setcc_gen_code, trap_rtx,
8781 HAVE_conditional_trap, emit_cmp_insn): Delete.
8782 (can_compare_p): Delete cmp_optab case.
8783 (prepare_float_lib_cmp): Return an rtx and a machine mode.
8784 Accept other parameters by value.
8785 (prepare_operand): Make non-static.
8786 (prepare_cmp_insn): Return an rtx and a machine mode. Accept
8787 other parameters by value. Try to widen operands here based on
8788 an optab_methods argument and looking at cbranch_optab.
8789 (emit_cmp_and_jump_insn_1): Accept test and mode, remove widening
8790 loop. Use cbranch_optab directly.
8791 (emit_cmp_and_jump_insns): Fix comment. Adjust call to
8792 prepare_cmp_insn and emit_cmp_and_jump_insn_1, remove obsolete
8794 (emit_conditional_move, emit_conditional_add): Inline what's needed
8795 of compare_from_rtx, using new prepare_cmp_insn for the rest.
8796 (init_optabs): Init cmp_optab with UNKNOWN, cbranch_optab
8797 with COMPARE. Move cmov_optab and cstore_optab above
8798 with cbranch_optab, move cmp_optab down with ucmp_optab,
8799 remove tst_otpab. Do not initialize trap_rtx.
8800 (gen_cond_trap): Do it here. Use ctrap_optab. Test predicate
8801 for trap code. Do not check HAVE_conditional_trap. Use
8802 prepare_cmp_insn. Accept no predicate for operand 3.
8803 * optabs.h (OTI_cmp): Mark as used only for libcalls.
8804 (OTI_ctrap, ctrap_optab): New.
8805 (tst_optab): Delete.
8806 (bcc_gen_fctn, setcc_gen_code, emit_cmp_insn): Delete.
8807 * ifcvt.c (find_if_header): Replace HAVE_conditional_trap
8808 with lookup of ctrap_optab.
8809 * genopinit.c (cmp_optab, tst_optab, bcc_gen_fctn, setcc_gen_code):
8813 * combine.c (combine_simplify_rtx, simplify_set): Do not
8814 special case comparing against zero for cc0 machines.
8815 * simplify-rtx.c (simplify_binary_operation_1): Never remove
8816 COMPARE on cc0 machines.
8817 (simplify_relational_operation): Return a new expression when
8818 a COMPARE could be removed.
8819 * final.c (final_scan_insn): Compare cc_status values
8820 against LHS of a (compare FOO (const_int 0)) cc0 source.
8821 Also check if cc_status.value is the full compare.
8823 * doc/md.texi (bCC, sCC, tstMM, cmpMM): Delete.
8824 (cstoreMM4): Document.
8825 (conditional_trap): Document ctrapMM4 instead.
8826 (sync_compare_and_swapMM): Refer to cbranchcc4.
8827 (Dependent Patterns): Eliminate obsolete information referring to
8828 the old jump optimization phase.
8829 (Canonicalization): Include cbranchcc4 case, omit canonicalization
8830 of compares with 0 on cc0 machines.
8831 (Jump Patterns): Refer to MODE_CC jump patterns preferably,
8832 avoiding references to cc0. Remove text about storing operands
8834 * doc/tm.texi (Condition Codes): Include blurb on different
8835 condition code representations, separate into subsections for
8836 CC0, MODE_CC and conditional execution.
8838 * config/alpha/alpha-protos.h (alpha_emit_conditional_branch,
8839 alpha_emit_setcc): Accept operands and a machine mode.
8840 * config/alpha/alpha.c (alpha_emit_conditional_branch):
8841 Get code/op0/op1 from operands, use machine mode argument
8842 instead of alpha_compare.fp_p. Emit the branch here.
8843 (alpha_emit_setcc): Likewise, and return boolean.
8844 (alpha_emit_conditional_move): Likewise. Assert that
8845 cmp_op_mode == cmp_mode, and simplify accordingly.
8846 * config/alpha/alpha.h (struct alpha_compare, alpha_compare): Delete.
8847 * config/alpha/alpha.md (cmpdf, cmptf, cmpdi, bCC, sCC): Delete.
8848 (cbranchdf4, cbranchtf4, cbranchdi4, cstoredf4, cstoretf4,cstoredi4):
8850 (stack probe test): Use cbranchdi4.
8851 * config/alpha/predicates.md (alpha_cbranch_operator): New.
8853 * config/arc/arc.c (gen_compare_reg): Do not emit cmp.
8854 * config/arc/arc.h (movsicc, movsfcc): Use it.
8855 (movdicc, *movdicc_insn, movdfcc, *movdfcc_insn): Remove.
8856 (cbranchsi4, cstoresi4): New.
8857 (cmpsi, bCC and sCC expanders): Remove.
8859 * config/arm/arm.c (arm_compare_op0, arm_compare_op1): Delete.
8860 * config/arm/arm.h (arm_compare_op0, arm_compare_op1): Delete.
8861 * config/arm/predicates.md (arm_comparison_operator): Only include
8862 floating-point operators if there is a hardware floating-point unit.
8863 * config/arm/arm.md (cbranchsi4, cstoresi4): Enable for TARGET_32BIT,
8864 deferring to cbranch_cc and cstore_cc respectively.
8865 (cbranchsf4, cbranchdf4, cbranchdi4, cstoresf4, cstoredf4, cstoredi4,
8866 cbranch_cc, cstore_cc): New.
8867 (movsicc, movsfcc, movdfcc): Do not use arm_compare_op0 and
8869 (bCC, sCC, cmpsi, cmpsf, cmpdf, cmpdi): Delete.
8871 * config/avr/avr-protos.h (out_tstsi, out_tsthi): Adjust prototype.
8872 * config/avr/avr.c (out_tstsi, out_tsthi): Get the tested operand
8874 (adjust_insn_length): Adjust calls.
8875 (avr_reorg): Handle (compare (foo) (const_int 0)).
8876 * config/avr/avr.md (tstqi, tsthi, tstsi): Remove.
8877 (*negated_tstqi, *negated_tsthi, *negated_tstsi): Unmacroize.
8878 (*reversed_tsthi, *reversed_tstsi): Add a scratch for simplicity.
8879 (cmpqi, cmphi, cmpsi): Prepend asterisk, fuse tst[qhs]i here.
8881 (cbranchqi4, cbranchhi4, cbranchsi4): New.
8882 (tst -> sbrc/sbrs peephole2, cpse peephole): Wrap RHS with COMPARE.
8884 * config/bfin/bfin.md (cmpbi, cmpsi, bCC, sCC): Delete.
8885 (cbranchsi4, cstorebi4, cstoresi4): New.
8886 (movbisi): This insn is duplicate, split it to zero_extend.
8887 * config/bfin/bfin.c (bfin_compare_op0, bfin_compare_op1): Delete
8888 (bfin_gen_compare): Do not use them. Emit VOIDmode SET, not BImode.
8889 (bfin_optimize_loop): Use cbranch expander.
8890 * config/bfin/bfin.h (bfin_compare_op0, bfin_compare_op1): Delete.
8891 * config/bfin/predicates.md (bfin_cbranch_operator): Rename to...
8892 (bfin_bimode_comparison_operator): ... this.
8893 (bfin_direct_comparison_operator): New.
8895 * config/cris/cris.c (cris_normal_notice_update_cc): Look
8896 inside (compare FOO (const_int 0)).
8897 (cris_rtx_costs): Handle ZERO_EXTRACT.
8898 * config/cris/cris.md (tstdi, tst<mode>, cmpdi): Delete.
8899 (*tstdi_non_v32): Fold in *cmpdi_non_v32.
8900 (*tstdi_v32): Delete.
8901 (*cmpdi_non_v32): Add M alternative for operand 1.
8902 (cmpsi, cmp<mode>): Make private.
8903 (*tstsi, *tst<mode>_cmp, *tst<mode>_non_cmp, *btst): Wrap LHS
8905 (cbranch<mode>4, cbranchdi4, cstore<mode>4): New.
8907 * config/crx/crx.md (cstore<mode>4, cbranchcc4): New.
8908 (cmp<mode>, bCOND_internal, b<code>, s<code>): Delete.
8909 (cbranch<mode>4, sCOND_internal): Use ordered_comparison_operator.
8910 (cc_reg_operand): New.
8912 * config/crx/crx.c (crx_compare_op0, crx_compare_op1,
8913 crx_expand_compare, crx_expand_branch, crx_expand_scond): Delete.
8914 * config/crx/crx.h (crx_compare_op0, crx_compare_op1): Delete.
8915 * config/crx/crx-protos.h (crx_expand_compare, crx_expand_branch,
8916 crx_expand_scond): Delete.
8918 * config/fr30/fr30.md (cmp<mode>, bCC): Delete.
8920 * config/fr30/fr30.c (fr30_compare_op0, fr30_compare_op1): Delete
8921 * config/fr30/fr30.h (fr30_compare_op0, fr30_compare_op1): Delete.
8923 * config/frv/frv.md (cbranchsi4, cbranchsf4, cbranchdf4,
8924 cstoresi4, cstoresf4, cstoredf4): New.
8925 (cmpdi, cmpsi, cmpsf, cmpdf, bCC, sCC): Remove.
8926 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
8927 Receive the entire operands array.
8928 * config/frv/frv.h (frv_compare_op0, frv_compare_op1): Delete.
8929 * config/frv/frv.c (frv_compare_op0, frv_compare_op1): Delete.
8930 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
8931 Get test/op0/op1 from the operands array.
8932 (frv_emit_cond_move): Get test/op0/op1 from the test_rtx.
8934 * config/h8300/h8300-protos.h (h8300_expand_branch): Accept operands.
8935 (h8300_expand_store): New.
8936 * config/h8300/h8300.c (h8300_rtx_costs): Handle (compare FOO
8938 (h8300_expand_branch): Emit compare here. Adjust for new arguments.
8939 (h8300_expand_store): New.
8940 * config/h8300/h8300.md (btst combine patterns): Wrap with COMPARE
8941 or do not try to produce (set (cc0) REG).
8942 (peepholes): Wrap arguments with COMPARE. Add a peephole to
8943 change a compare into a move to a scratch register. Disable some
8944 peepholes when comparing with zero.
8945 (tstsi, tsthi, tstsi, cmpqi): Make private.
8948 (cbranchqi4, cbranchhi4, cbranchsi4, cstoreqi4, cstorehi4,
8951 * config/i386/i386.c (ix86_expand_int_movcc, ix86_expand_int_addcc,
8952 ix86_expand_fp_movcc): Set ix86_compare_op0 and ix86_compare_op1.
8953 (ix86_emit_i387_log1p): Use gen_cbranchxf4.
8954 (ix86_emit_i387_log1p): Use cbranchxf2.
8955 (ix86_expand_setcc): Return void.
8956 * config/i386/i386-protos.h (ix86_expand_setcc): Return void.
8957 * config/i386/i386.md (cmpti, cmpdi, cmpsi, cmphi, cmpqi, cmpxf,
8958 cmp<MODEF>, cmpcc): Remove.
8959 (cbranchti4, cbranchdi4, cbranchsi4, cbranchhi4, cbranchqi4,
8960 cbranchxf4, cbranch<MODEF>4, cbranchcc4, cstoredi4, cstoresi4,
8961 cstorehi4, cstoreqi4, cstorexf4, cstore<MODEF>4, cstorecc): New.
8962 (sCC and bCC expanders): Remove.
8963 (stack_protect_test): Use cbranchcc4.
8965 * config/ia64/ia64-protos.h (ia64_compare_op0, ia64_compare_op1):
8967 (ia64_expand_compare): Accept three rtx by reference and return void.
8968 * config/ia64/ia64.c (ia64_compare_op0, ia64_compare_op1): Delete.
8969 (ia64_expand_compare): Replace op0/op1 with *op0/*op1. Get code
8970 from *expr. Update *expr with the BImode comparison to do.
8971 * config/ia64/ia64.md (cmpbi, cmpsi, cmpdi, cmpsf, cmpdf, cmpxf,
8972 cmptf, bCC, sCC, conditional_trap): Delete.
8973 (cbranchbi4, cbranchsi4, cbranchdi4, cbranchsf4, cbranchdf4,
8974 cbranchxf4, cbranchtf4, cstorebi4, cstoresi4, cstoredi4, cstoresf4,
8975 cstoredf4, cstorexf4, cstoretf4, ctrapbi4, ctrapsi4, ctrapdi4,
8976 ctrapsf4, ctrapdf4, ctrapxf4, ctraptf4): New.
8977 * config/ia64/predicates.md (ia64_cbranch_operator): New.
8979 * config/iq2000/iq2000-protos.h (gen_conditional_branch): Change
8980 type of last argument.
8981 * config/iq2000/iq2000.c (branch_cmp, branch_type): Remove.
8982 (gen_conditional_branch): Get code/cmp0/cmp1 from operands,
8983 use machine mode argument instead of branch_type. Remove dead
8984 code for floating-point comparisons.
8985 * config/iq2000/iq2000.h (branch_cmp, branch_type): Remove.
8986 * config/iq2000/iq2000.md (cmpsi, cmpdi, cmpsf, cmpdf, tstsi, bCC):
8988 (cbranchsi4, cstoresi4): New.
8989 * config/iq2000/predicates.md (reg_or_const_operand): New.
8991 * config/m32c/m32c.md (cbranch splitter): Use match_op_dup.
8992 * config/m32c/m32c.md (any_cond, gl_cond): Delete.
8993 (b<code>_op): Rewrite to...
8994 (bcc_op): ... this, using match_operator.
8995 (s<code>_op): Rewrite to...
8996 (scc_op): ... this, using match_operator.
8997 (s<code>_24_op): Rewrite to...
8998 (scc_op_24): ... this, using match_operator.
8999 (s<code>_<mode>): Rewrite to...
9000 (cstore<mode>4): ... this, using match_operator.
9001 (s<code>_<mode>_24): Rewrite to...
9002 (cstore<mode>4_24): ... this, using match_operator.
9003 * config/m32c/m32c-protos.h (m32c_cmp_flg_0, m32c_pend_compare,
9004 m32c_unpend_compare, m32c_expand_scc): Delete.
9005 * config/m32c/m32c.c (compare_op0, compare_op1, m32c_cmp_flg_0,
9006 m32c_pend_compare, m32c_unpend_compare, m32c_expand_scc): Delete.
9007 (m32c_expand_movcc): Change NE to EQ if necessary.
9008 (m32c_init_libfuncs): Modify cstore optab instead of setcc_gen_code.
9010 * config/m32r/m32r-protos.h (gen_cond_store): New.
9011 * config/m32r/m32r.c (m32r_compare_op0, m32r_compare_op1): Delete.
9012 (gen_cond_store): New, from sCC patterns.
9013 (m32r_expand_block_move): Use cbranchsi4.
9014 * config/m32r/m32r.h (m32r_compare_op0, m32r_compare_op1): Delete.
9015 * config/m32r/m32r.md (cmpsi, bCC, sCC): Delete.
9016 (cbranchsi4, cstoresi4): New.
9018 * config/m68hc11/m68hc11.c (m68hc11_compare_op0, m68hc11_compare_op1):
9020 (m68hc11_rtx_costs_1, m68hc11_rtx_costs): Handle ZERO_EXTRACT.
9021 (m68hc11_notice_update_cc): Look into a compare with 0.
9022 * config/m68hc11/m68hc11.h (m68hc11_compare_op0, m68hc11_compare_op1):
9024 * config/m68hc11/m68hc11.md (tstsi, tsthi, tstqi, cmpsi,
9025 cmphi, cmpqi, bCC): Delete.
9026 (cbranchsi4, cbranchhi4, cbranchqi4): New.
9027 (tstqi_1, tstqi_z_used, tstqi_1, bitcmpqi, bitcmpqi_z_used,
9028 bitcmpqi_12, bitcmphi, various splits and peephole2s): Wrap cc0<-reg
9031 * config/m68k/predicates.md (m68k_cstore_comparison_operator,
9032 const0_operand, const1_operand, m68k_subword_comparison_operand): New.
9033 * config/m68k/constraints.md (H): New.
9034 * config/m68k/m68k.md (tstdi): Remove define_expand, use name for
9035 the define_insn below.
9036 (tstsi, tsthi, tst<FP:mode>, cmphi, cmpqi, cmp<FP:mode>): Delete.
9037 (*tstsi_internal_68020_cf, *tstsi_internal, *tsthi_internal,
9038 *tstqi_internal, tst<mode>_6881, tst<mode>_cf, many unnamed
9039 patterns): Wrap RHS with COMPARE.
9040 (tst<FP>_68881, tst<FP>_cf): Use const0_operand.
9041 (*cmpdi_internal): Name this pattern.
9042 (cmpdi): Change to define_insn.
9043 (cbranchdi4, cstoredi4, cbranchsi4, cstoresi4, cbranchhi4, cstorehi4,
9044 cbranchqi4, cstoreqi4, cbranch<FP:mode>4, cstore<FP:mode>4): New.
9045 (scc0_di, scc0_di_5200, scc_di): Use the ordered_comparison_operator
9047 (seq, sne, sgt, sgtu, slt, sltu, sge, sgeu, sle, sleu, sordered,
9048 sunordered, suneq, sunge, sungt, sunle, sunlt, sltgt): Delete
9049 (conditional_trap): Change to...
9050 (ctrapdi4, ctrapsi4, ctraphi4, ctrapqi4): ... these.
9051 (*conditional_trap): Use the ordered_comparison_operator and
9052 const1_operand predicates.
9053 * config/m68k/m68k.c (m68k_last_compare_had_fp_operands): Delete.
9054 (m68k_expand_prologue): Use ctrapsi4 instead of cmpsi+conditional_trap.
9055 (m68k_rtx_costs): Look for ZERO_EXTRACT in a COMPARE.
9056 * config/m68k/m68k.h (m68k_last_compare_had_fp_operands): Delete.
9058 * config/mcore/mcore-protos.h (arch_compare_op0, arch_compare_op1,
9059 mcore_modify_comparison, mcore_gen_compare_reg): Remove.
9060 (mcore_gen_compare): New.
9061 * config/mcore/mcore.c (arch_compare_op0, arch_compare_op1): Delete.
9062 (mcore_modify_comparison, mcore_gen_compare_reg): Fold into...
9063 (mcore_gen_compare): ... this.
9064 * config/mcore/mcore.md (cmpsi, bCC, sCC): Remove.
9065 (cbranchsi4, cstoresi4): New, using mcore_gen_compare.
9066 (stack probe pattern): Use cbranchsi4.
9068 * config/mips/predicates.md (mips_cstore_operator): New.
9069 * config/mips/mips-ps-3d.md (movv2sfcc): Do not use cmp_operands.
9070 * config/mips/mips.md (any_cond): Delete.
9071 (conditional_trap): Rename to ctrap<GPR:mode>4. Adjust predicates,
9073 (fixuns_truncdfsi2, fixuns_truncdfdi2, fixuns_truncsfsi2,
9074 fixuns_truncsfdi2): Use cbranch patterns.
9075 (cmp<GPR:mode>, cmp<SCALARF:mode>): Delete.
9076 (b<code>): Change to cbranch<GPR:mode>4 and cbranch<SCALARF:mode>4.
9077 Adjust call to mips_expand_conditional_branch.
9078 (seq, sne, slt<u>, sle<u>, sgt<u>, sge<u>): Change to
9080 * config/mips/mips-protos.h (mips_expand_conditional_branch,
9081 mips_expand_scc, mips_expand_conditional_trap): Adjust prototypes.
9082 * config/mips/mips.c (cmp_operands): Delete.
9083 (mips_emit_compare): Get comparison operands from *op0/*op1.
9084 (mips_expand_scc): Get code/op0/op1/target from operands. Assert
9085 that it succeeds. Use op0/op1 instead of cmp_operands.
9086 (mips_expand_conditional_branch, mips_expand_conditional_move,
9087 mips_expand_conditional_trap): Likewise.
9088 (mips_block_move_loop): Use cbranch patterns.
9089 * config/mips/mips.h (cmp_operands): Delete.
9091 * config/mmix/mmix.c (mmix_valid_comparison): Delete.
9092 (mmix_gen_compare_reg): Just return a register in the right CC mode.
9093 * config/mmix/mmix.h (mmix_compare_op0, mmix_compare_op1): New.
9094 * config/mmix/mmix.md (cmpdi, cmpdf): Remove.
9095 (*cmpcc_folded): Rename to...
9096 (*cmpdi_folded): this.
9097 (*cmpcc): Rename to...
9099 (movdfcc, movdicc): Adjust for new semantics of mmix_gen_compare_reg.
9102 (cbranchdf4): New. Handle invalid comparisons here.
9103 * config/mmix/predicates.md (float_comparison_operator): New.
9105 * config/mn10300/mn10300.c (mn10300_rtx_costs): Consider 0 and
9106 zero_extract to be cheap in (compare (zero_extract) (const_int 0).
9107 * config/mn10300/mn10300.md (tst): Delete.
9108 (*tst_extqisi_am33, *tst_extqisi, *tst_exthisi_am33, *tst_exthisi):
9109 Name these patterns and wrap RHS in a compare.
9110 (*cmpsi): Make this pattern private. Include tst.
9111 (*cmpsf): Make this pattern private.
9112 (and and zero_extract cc0 set): Wrap RHS in a COMPARE.
9113 (compare with zero peepholes): Likewise.
9115 (cbranchsi4, cbranchsf4): New.
9116 (casesi): Use cbranchsi4.
9118 * config/pa/pa.c (hppa_compare_op0, hppa_compare_op1,
9119 hppa_branch_type): Delete.
9120 (return_addr_rtx): Use cbranchsi4.
9121 (emit_bcond_fp): Accept all operands. Replace CODE with NE.
9122 Emit CCFPmode comparison here.
9123 (gen_cmp_fp): Delete, now part of emit_bcond_fp.
9124 * config/pa/pa.h (enum cmp_type, hppa_compare_op0, hppa_compare_op1,
9125 hppa_branch_type): Delete.
9126 * config/pa/pa.md (cmpdi, cmpsi, cmpsf, cmpdf, sCC, bCC): Delete.
9127 (movsicc, movdicc): Remove references to hppa_compare_op0,
9128 hppa_compare_op1 and compare_from_rtx.
9129 (cbranchdi4, cbranchsi4, cbranchsf4, cbranchdf4, cstoresi4): New.
9130 (casesi): Use cbranchsi4.
9132 * config/pdp11/pdp11-protos.h (output_jump): Change prototype.
9133 * config/pdp11/pdp11.c (output_jump): Embed opcodes here.
9134 * config/pdp11/pdp11.md (register_or_const0_operand): New.
9135 (cmpdf, cmphi, cmpqi): Make private. Add tst alternatives.
9136 (cmpsi, tstsi, tstdf, tsthi, tstqi): Delete.
9138 (cbranchdf4, cbranchhi4, cbranchqi4): New.
9139 (*branch, *branch_inverted): New.
9141 * config/picochip/picochip.md (cbranchhi4): Use
9142 ordered_comparison_operator.
9143 (cmphi, bCC): Remove.
9145 * config/rs6000/predicates.md (rs6000_cbranch_operator): New.
9146 (trap_comparison_operator): Delete.
9147 * config/rs6000/rs6000-protos.h (rs6000_emit_sCOND,
9148 rs6000_emit_cbranch): Accept mode and operands.
9149 * config/rs6000/rs6000.c (rs6000_compare_op0, rs6000_compare_op1,
9150 rs6000_compare_fp_p): Delete.
9151 (rs6000_generate_compare): Accept mode and comparison. Extract code
9152 and op0/op1 from there. Replace references to rs6000_compare_op0
9153 and rs6000_compare_op1.
9154 (rs6000_emit_sCOND): Adjust call to rs6000_generate_compare and
9155 extract result from passed operands.
9156 (rs6000_emit_cbranch): Adjust call to rs6000_generate_compare and
9157 extract loc from passed operands.
9158 (rs6000_emit_cmove): Likewise.
9159 * config/rs6000/rs6000.h (rs6000_compare_op0, rs6000_compare_op1,
9160 rs6000_compare_fp_p): Delete.
9161 * config/rs6000/rs6000.md (cmp<GPR>, cmp<FP>, bCC, sCC): Delete.
9162 (cbranch<GPR>4, cbranch<FP>4): New.
9163 (cstore<mode>4): New. Consolidate here all choices about when to use
9164 portable or specialized sCC sequences.
9165 (stack_protect_test): Use cbranchsi4.
9166 (conditional_trap): Replace with ctrap<GPR>4.
9167 (conditional trap insn): Replace trap_comparison_operator with
9168 ordered_comparison_operator.
9170 * config/s390/s390.c (s390_compare_op0, s390_compare_op1): Delete.
9171 (s390_emit_prologue): Use ctrap.
9172 * config/s390/s390.h (s390_compare_op0, s390_compare_op1): Delete.
9173 * config/s390/predicates.md (s390_eqne_operator, s390_scond_operator):
9174 New predicates replacing...
9175 * config/s390/s390.md (COMPARE, SCOND): ... these iterators.
9176 (cmp<GPR>, cmp<FP>, cmpcc): Delete.
9177 (trunc patterns): Use emit_cmp_and_jump_insns instead of cmp/branch.
9178 (add<mode>cc): Do not use s390_compare_op0/op1.
9179 (s<code>): Change to...
9180 (cstore<mode>4): ... this. Do not use s390_compare_op0/op1.
9182 (cstorecc4): ... this. Handle EQ or NE equally.
9183 (*sne): Un-privatize for use in cstorecc4.
9184 (b<code>): Change to...
9185 (cbranch<GPR>4, cbranch<FP>4, cbranchcc4): ... these.
9186 (conditional_trap): Replace with...
9187 (ctrap<GPR>4, ctrap<FP>4): ... these.
9188 (stack_protect): Use cbranchcc4.
9190 * config/score/score-conv.h (cmp_op0, cmp_op1): Delete.
9191 * config/score/score-protos.h (score_gen_cmp): Delete.
9192 * config/score/score.c (cmp_op0, cmp_op1, score_gen_cmp): Delete.
9193 (score_block_move-loop): Use cbranchsi4.
9194 * config/score/score.md (cbranchsi4): New.
9195 (cmpsi, bCC): Delete.
9196 * config/score/score3.c (cmp_op0, cmp_op1, score3_gen_cmp): Delete.
9197 (score3_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
9198 * config/score/score7.c (cmp_op0, cmp_op1, score7_gen_cmp): Delete.
9199 (score7_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
9200 * config/score/score3.h (score3_gen_cmp): Delete.
9201 * config/score/score7.h (score7_gen_cmp): Delete.
9203 * config/sh/sh-protos.h (prepare_scc_operands): Rename to...
9204 (sh_emit_scc_to_t): ... this. Return void.
9205 (from_compare): Rename to...
9206 (sh_emit_compare_and_branch): ... this.
9207 (sh_emit_compare_and_set): New.
9208 (sh_expand_t_scc): Accept operands.
9209 * config/sh/predicates.md (sh_float_comparison_operator): New.
9210 * config/sh/sh.c (sh_compare_op0, sh_compare_op1): Delete.
9211 (prepare_scc_operands): Rename to...
9212 (sh_emit_scc_to_t): ... this. Return void. Get op0/op1 from
9214 (sh_emit_cheap_store_flag): New.
9215 (sh_emit_set_t_insn): New.
9216 (from_compare): Rename to...
9217 (sh_emit_compare_and_branch): ... this. Accept mode. Rewrite
9218 handling of TARGET_SH2E floating point to avoid recursive call.
9219 Generate branch here.
9220 (sh_emit_compare_and_set): New.
9221 (sh_expand_t_scc): Get op0/op1 from arguments.
9222 (sh_emit_cheap_store_flag): New.
9223 * config/sh/sh.md (cbranchdi4, cbranchsi4): Include -mno-cbranchdi
9225 (cbranchdi4_i): Use an "I08" constraint instead of an "i" constraint.
9226 (cmpsi, cmpdi, cmpsf, cmpdf): Delete.
9227 (movsicc, movdicc): Do nothing when it recreated operands from
9228 sh_compare_*. Use sh_emit_cheap_store_flag. Adjust call to
9229 prepare_scc_operands (now sh_emit_scc_to_t).
9230 (udivdi3): Use cstoresi4.
9231 (beq_media, bne_media, bge_media, bgtu_media, bgeu_media, beq,
9232 bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu, bunordered): Delete.
9233 (cbranchint4_media, cbranchfp4_media): New.
9234 (casesi): Use cbranchdi4.
9235 (seq, slt, sle, sgt, sge, sgtu, sltu, sgeu, sne, sleu, sunordered):
9237 (cstore4_media, cstoresi4, cstoredi4, cstoresf4, cstoredf4): New.
9238 (movnegt): Remove second operand.
9239 (cbranchsf4, cbranchdf4): New.
9240 (stack_protect): Use cbranchdi4/cbranchsi4.
9242 * config/sparc/sparc.c (sparc_compare_op0, sparc_compare_op1): Delete.
9243 (gen_compare_reg): Accept comparison, extract part of it to...
9244 (gen_compare_reg_1): ... this.
9245 (gen_compare_operator): Delete.
9246 (gen_v9_scc): Accept separate destination, comparison code and arms.
9247 Do not use sparc_compare_op0/sparc_compare_op1.
9248 (emit_scc_insn, emit_conditional_branch_insn): New.
9249 (emit_v9_brxx): Make static. Remove useless assertion.
9250 (sparc_emit_float_lib_cmp): Return RTL instead of calling
9252 (sparc_expand_compare_and_swap_12): Use gen_compare_reg_1+cbranchcc4.
9253 * config/sparc/sparc-protos.h (gen_compare_reg,
9254 sparc_emit_float_lib_cmp): Adjust prototype.
9255 (emit_scc_insn, emit_conditional_branch_insn): New.
9256 (gen_v9_scc, emit_v9_brxx_insn, gen_compare_operator): Delete.
9257 * config/sparc/sparc.h (sparc_compare_op0, sparc_compare_op1): Delete.
9258 * config/sparc/sparc.md (P, I, F, V32, V32I, V64, V64I): Move all
9259 iterators to the top.
9260 (cmpsi, cmpdi, cmpsf, cmpdf, cmptf, seqsi_special_extend,
9261 snesi_special_extend, sCC, bCC, seqdi_special_trunc,
9262 snedi_special_trunc): Delete.
9263 (seqdi_special, snedi_special): Use expansion of seqdi_special_trunc
9264 and snedi_special_trunc.
9265 (cstoresi4, cstoredi4, cstore<F:mode>4, cbranchcc4, cbranchsi4,
9266 cbranchdi4, cbranch<F:mode>4): New.
9267 (mov<I:mode>cc, mov<F:mode>cc): Handle sparc_emit_float_lib_cmp
9268 here. Use gen_compare_reg instead of gen_compare_operator.
9269 (conditional_trap): Replace with...
9270 (ctrapsi4, ctrapdi4): ... this.
9271 (stack_protect_test): Use cbranchcc4.
9273 * config/spu/spu-protos.h (spu_emit_branch_or_set): Change second
9275 * config/spu/spu.c (spu_compare_op0, spu_compare_op1): Remove.
9276 (spu_emit_branch_or_set): Get code/op0/op1 from second argument.
9277 Change spu_compare_op0/op1 to op0/op1 throughout. Get target
9278 from operands[0] or operands[3] depending on is_set.
9279 * config/spu/spu.h (spu_compare_op0, spu_compare_op1): Remove.
9280 * config/spu/spu.md (cmp<mode:VQHSI>, cmp<mode:DTI>, cmp<mode:VSF>,
9281 cmpdf, bCC), sCC: Remove.
9282 (cbranch<mode:VQHSI>4, cbranch<mode:DTI>, cbranch<mode:VSF>4,
9283 cbranchdf4, cstore<mode:VQHSI>4, cstore<mode:DTI>, cstore<mode:VSF>4,
9285 (mov<mode>cc): Accept ordered_comparison_operator, adjust call to
9286 spu_emit_branch_or_set.
9288 * config/stormy16/stormy16-protos.h (xstormy16_emit_cbranch):
9290 * config/stormy16/stormy16.h (xstormy16_compare_op0,
9291 xstormy16_compare_op1): Delete.
9292 * config/stormy16/stormy16.c (xstormy16_compare_op0,
9293 xstormy16_compare_op1): Delete.
9294 (xstormy16_emit_cbranch): Get op0/op1 from the new arguments.
9296 * config/stormy16/stormy16.md (cbranchsi4, cbranchhi4): New.
9297 (cmphi, cmpsi, bCC): Remove.
9299 * config/v850/v850.md (tstsi, cmpsi): Fold into...
9300 (*cmpsi): ... this one.
9301 (cbranchsi4, cstoresi4): New.
9302 (bCC expanders): Delete.
9303 (sCC insns): Fold into...
9304 (*setcc): ... this one.
9305 (casesi): Do not use gen_cmpsi and gen_bgtu.
9306 (various splits): Wrap "naked" RHS of a cc0 set with COMPARE.
9307 (movsicc): Simplify.
9308 * config/v850/v850.c (v850_rtx_costs): Handle ZERO_EXTRACT in COMPARE.
9310 * config/vax/vax-protos.h (cond_name): New.
9311 (vax_output_conditional_branch): Remove.
9312 * config/vax/vax.c (cond_name): New.
9313 (vax_output_conditional_branch): Remove.
9314 * config/vax/vax.h (PRINT_OPERAND): Dispatch %c to cond_name.
9315 * config/vax/vax.md (tst<VAXint>, tst<VAXfp>): Remove.
9316 (cmp<VAXint>, cmp<VAXfp>): Privatize. Add constraints for tst.
9317 (bit<VAXint>): Wrap source with (compare).
9318 (b<code> and following unnamed pattern): Rename to *branch and
9319 *branch_reversed. Change macroization to match_operator.
9320 (cbranch<VAXint>4, cbranch<VAXfp>4): New.
9322 * config/xtensa/predicates.md (xtensa_cstoresi_operator): New.
9323 * config/xtensa/xtensa-protos.h (xtensa_expand_conditional_branch):
9324 Change last argument to machine_mode.
9325 (xtensa_expand_scc): Add machine_mode argument.
9326 * config/xtensa/xtensa.c (branch_cmp, branch_type): Remove.
9327 (gen_conditional_move, xtensa_expand_conditional_branch,
9328 xtensa_expand_scc, xtensa_expand_conditional_move): Use mode
9329 instead of branch_type, fetch cmp0/cmp1/test_code from operands[].
9330 Adjust operand numbers.
9331 * config/xtensa/xtensa.h (enum cmp_type, branch_cmp, branch_type):
9333 * config/xtensa/xtensa.md (any_cond, any_scc): Delete.
9334 (cmpsi, cmpsf, b<code>, s<code>): Delete.
9335 (cbranchsi4, cbranchsf4, cstoresi4, cstoresf4): New.
9337 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
9339 * optabs.c (prepare_cmp_insn): Temporarily disable test that
9340 causes spurious differences between trunk and cond-optab branch.
9342 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
9345 * doc/install.texi (STAGE1_TFLAGS, BUILD_CONFIG): Document.
9347 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
9349 * tree.c (iterative_hash_pointer): Delete.
9350 (iterative_hash_expr): Short-circuit handling of NULL pointer.
9351 Hash UIDs and versions of SSA names. Don't special-case built-in
9352 function declarations.
9354 2009-05-11 Ian Lance Taylor <iant@google.com>
9357 * graphite.c: Force -Wc++-compat to only be a warning before
9358 #including "cloog/cloog.h".
9360 2009-05-11 Martin Jambor <mjambor@suse.cz>
9362 * ipa-cp.c (ipcp_cloning_candidate_p): Add missing return false.
9364 2009-05-11 Jan Hubicka <jh@suse.cz>
9366 * tree-ssa-loop-ivcanon.c: Include target.h
9367 (struct loop_size): new structure.
9368 (constant_after_peeling): New predicate.
9369 (tree_estimate_loop_size): New function.
9370 (estimated_unrolled_size): Rewrite for new estimates.
9371 (try_unroll_loop_completely): Use new estimates.
9372 * Makefile.in (tree-ssa-loop-ivcanon.o): Add dependenc on target.h
9374 2009-05-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
9376 * config/spu/spu-c.c (spu_categorize_keyword): Update for recent
9377 libcpp interface change.
9378 (spu_macro_to_expand): Likewise.
9380 2009-05-11 Paolo Bonzini <bonzini@gnu.org>
9382 PR tree-optimization/40026
9383 * gimplify.c (gimplify_init_constructor): Change initial conditional
9384 to assertion. Rewrite TREE_OPERAND (*expr_p, 1) after
9385 optimize_compound_literals_in_ctor.
9387 2009-05-11 Nathan Sidwell <nathan@codesourcery.com>
9389 * config/m68k/m68k-devices.def (52274, 52277, 5301x, 5225x, 51xx):
9391 * doc/invoke.texi (M680x0 Options): Document new coldfire cpus.
9393 2009-05-11 H.J. Lu <hongjiu.lu@intel.com>
9395 * tree-vect-data-refs.c (vect_analyze_group_access): Use
9396 HOST_WIDE_INT for gap.
9398 2009-05-11 Ira Rosen <irar@il.ibm.com>
9400 PR tree-optimization/40074
9401 * tree-vect-data-refs.c (vect_analyze_group_access): Take gaps into
9402 account in group size and step comparison.
9404 2009-05-11 Richard Guenther <rguenther@suse.de>
9406 * passes.c (init_optimization_passes): Strip now incorrect comment.
9407 (execute_function_todo): Do not set PROP_alias.
9408 * tree-pass.h (PROP_alias): Remove.
9409 * tree-ssa-structalias.c (pass_build_alias): Do not provide PROP_alias.
9410 * tree-if-conv.c (pass_if_conversion): Do not require PROP_alias.
9411 * tree-nrv.c (pass_return_slot): Likewise.
9412 * tree-object-size.c (pass_object_sizes): Likewise.
9413 * tree-ssa-dom.c (pass_dominator): Likewise.
9414 (pass_phi_only_cprop): Likewise.
9415 * tree-ssa-dse.c (pass_dse): Likewise.
9416 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
9417 (pass_cselim): Likewise.
9418 * tree-ssa-pre.c (pass_pre): Likewise.
9419 (pass_fre): Likewise.
9420 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
9421 * tree-ssa-sink.c (pass_sink_code): Likewise.
9422 * tree-stdarg.c (pass_stdarg): Likewise.
9423 * tree-tailcall.c (pass_tail_calls): Likewise.
9424 * tree-vrp.c (pass_vrp): Likewise.
9426 2009-05-10 Ian Lance Taylor <iant@google.com>
9428 * basic-block.h (enum profile_status): Break out of struct
9430 * cgraph.h (struct inline_summary): Break out of struct
9432 * cgraphunit.c (enum cgraph_order_sort_kind): New enum, broken out
9433 of struct cgraph_order_sort.
9434 * combine.c (enum undo_kind): New enum, broken out of struct undo.
9435 * cse.c (struct branch_path): Break out of struct
9436 cse_basic_block_data.
9437 * except.h (enum eh_region_type): Break out of struct eh_region.
9438 * gcc.c (enum add_del): Break out of struct modify_target.
9439 * genrecog.c (enum decision_type): Break out of struct decision_test.
9440 * ggc-page.c (struct ggc_pch_ondisk): Break out of struct
9442 * matrix-reorg.c (struct free_info): Break out of struct matrix_info.
9443 * regmove.c (enum match_use): New enum, broken out of struct match.
9444 * sched-int.h (enum post_call_group): New enum, broken out of
9446 (struct deps_reg): Break out of struct deps.
9447 * target.h (struct asm_int_op): Break out of struct gcc_target.
9448 * tree-eh.c (struct goto_queue_node): Break out of struct
9450 * tree-inline.h (enum copy_body_cge_which): Break out of
9452 * tree-pass.h (enum opt_pass_type): Break out of struct opt_pass.
9454 * c-decl.c (in_struct, struct_types): New static variables.
9455 (pushtag): Add loc parameter. Change all callers.
9456 (lookup_tag): Add ploc parameter. Change all callers.
9457 (check_compound_literal_type): New function.
9458 (parser_xref_tag): Add loc parameter. Change all callers. If
9459 -Wc++-compat, warn about struct/union/enum types defined within a
9461 (start_struct): Add enclosing_in_struct, enclosing_struct_types,
9462 and loc parameters. Change all callers. Change error calls to
9463 error_at, using loc. For a redefinition, if the location of the
9464 original definition is known, report it. Set in_struct and
9465 struct_types. If -Wc++-compat warn if in sizeof, typeof, or alignof.
9466 (finish_struct): Add new parameters enclosing_in_struct and
9467 enclosing_struct_types. Change all callers. Set
9468 C_TYPE_DEFINED_IN_STRUCT for all struct/union/enum types defined
9469 in the struct. If in a struct, add this struct to struct_types.
9470 (start_enum): Add loc parameter. Change all callers. Use
9471 error_at for errors, using loc. For a redefinition, if the
9472 location of the original definition is known, report it. If in a
9473 struct, add this enum type to struct_types. If -Wc++-compat warn
9474 if in sizeof, typeof, or alignof.
9475 * c-parser.c (disable_extension_diagnostics): Disable -Wc++-compat.
9476 (enable_extension_diagnostics): Reenable -Wc++-compat if appropriate.
9477 (c_parser_enum_specifier): Get enum location for start_enum.
9478 (c_parser_struct_or_union_specifier): Get struct location for
9479 start_struct. Save in_struct and struct_types status between
9480 start_struct and finish_struct.
9481 (c_parser_cast_expression): Get location of cast.
9482 (c_parser_alignof_expression): Get location of type.
9483 (c_parser_postfix_expression): Likewise.
9484 (c_parser_postfix_expression_after_paren_type): Add type_loc
9485 parameter. Change all callers. Call check_compound_literal_type.
9486 Use type_loc for error about variable size type.
9487 * c-typeck.c (build_external_ref): If -Wc++-compat, warn about a use
9488 of an enum constant from an enum type defined in a struct or union.
9489 (c_cast_expr): Add loc parameter. Change all callers. If
9490 -Wc++-compat, warn about defining a type in a cast.
9491 * c-tree.h (C_TYPE_DEFINED_IN_STRUCT): Define.
9492 (start_enum, start_struct, finish_struct): Update declarations.
9493 (parser_xref_tag, c_cast_expr): Update declarations.
9494 (check_compound_literal_type): Declare.
9496 2009-05-11 Ben Elliston <bje@au.ibm.com>
9498 * config/rs6000/rs6000-c.c (altivec_categorize_keyword): Update
9499 for recent libcpp interface change.
9500 (rs6000_macro_to_expand): Likewise.
9502 2009-05-10 Michael Matz <matz@suse.de>
9505 * config/arm/arm.c (require_pic_register): Emit on entry edge,
9506 not at entry of function.
9508 2009-05-10 Richard Guenther <rguenther@suse.de>
9510 PR tree-optimization/40081
9512 * tree-sra.c (instantiate_element): Instantiate scalar replacements
9513 using the main variant of the element type. Do not fiddle with
9514 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
9516 * tree-sra.c (sra_type_can_be_decomposed_p): Do not decompose
9517 structs with volatile fields.
9519 2009-05-10 Jan Hubicka <jh@suse.cz>
9521 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Declare.
9522 (estimate_move_cost): Assert that it does not get called for
9524 (estimate_num_insns): Skip VOID types in argument handling.
9525 (optimize_inline_calls): Delete unreachable blocks and verify that
9528 2009-05-10 Jan Hubicka <jh@suse.cz>
9530 * cgraphbuild.c (record_reference): Use cgraph_mark_address_taken_node.
9531 * cgraph.c (cgraph_mark_address_taken_node): New function.
9532 (dump_cgraph_node): Dump new flag.
9533 * cgraph.h (struct cgraph_node): Add address_taken.
9534 (cgraph_mark_address_taken_node): New function.
9535 * ipa.c (cgraph_postorder): Prioritize functions with address taken
9536 since new direct calls can be born.
9538 2009-05-10 Joseph Myers <joseph@codesourcery.com>
9540 * c-lex.c (c_lex_with_flags): Expect cpp_hashnode in
9543 2009-05-10 Jan Hubicka <jh@suse.cz>
9546 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Take old_call
9548 (cgraph_update_edges_for_call_stmt): Take old_decl argument.
9549 * cgraph.h (cgraph_update_edges_for_call_stmt): Update prototype.
9550 * tree-inline.c (copy_bb): Set frequency correctly.
9551 (fold_marked_statements): Update call to
9552 cgraph_update_edges_for_call_stmt.
9554 2009-05-10 Joseph Myers <joseph@codesourcery.com>
9556 * config/arc/arc.c (arc_handle_interrupt_attribute): Use %qE for
9557 identifiers in diagnostics.
9558 * config/arm/arm.c (arm_handle_fndecl_attribute,
9559 arm_handle_isr_attribute): Likewise.
9560 * config/avr/avr.c (avr_handle_progmem_attribute,
9561 avr_handle_fndecl_attribute, avr_handle_fntype_attribute): Likewise.
9562 * config/bfin/bfin.c (handle_int_attribute,
9563 bfin_handle_longcall_attribute, bfin_handle_l1_text_attribute,
9564 bfin_handle_l1_data_attribute, bfin_handle_longcall_attribute,
9565 bfin_handle_l1_text_attribute, bfin_handle_l1_data_attribute):
9567 * config/darwin.c (darwin_handle_kext_attribute,
9568 darwin_handle_weak_import_attribute): Likewise.
9569 * config/h8300/h8300.c (h8300_handle_fndecl_attribute,
9570 h8300_handle_eightbit_data_attribute,
9571 h8300_handle_tiny_data_attribute): Likewise.
9572 * config/i386/i386.c (ix86_handle_cconv_attribute,
9573 ix86_handle_abi_attribute, ix86_handle_struct_attribute): Likewise.
9574 * config/i386/winnt.c (ix86_handle_shared_attribute,
9575 ix86_handle_selectany_attribute): Likewise.
9576 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
9577 * config/m32c/m32c.c (function_vector_handler): Likewise.
9578 * config/m68hc11/m68hc11.c (m68hc11_handle_page0_attribute,
9579 m68hc11_handle_fntype_attribute): Likewise.
9580 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
9581 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
9582 * config/mips/mips.c (mips_insert_attributes,
9583 mips_merge_decl_attributes, mips_expand_builtin): Likewise.
9584 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute,
9585 rs6000_handle_struct_attribute): Likewise.
9586 * config/sh/sh.c (sh_insert_attributes,
9587 sh_handle_resbank_handler_attribute,
9588 sh_handle_interrupt_handler_attribute,
9589 sh2a_handle_function_vector_handler_attribute,
9590 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
9592 * config/sh/symbian.c (sh_symbian_mark_dllimport): Likewise.
9593 * config/spu/spu.c (spu_handle_fndecl_attribute,
9594 spu_handle_vector_attribute): Likewise.
9595 * config/stormy16/stormy16.c
9596 (xstormy16_handle_interrupt_attribute): Likewise.
9597 * config/v850/v850-c.c (ghs_pragma_section): Likewise.
9598 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
9600 2009-05-10 Joseph Myers <joseph@codesourcery.com>
9602 * pretty-print.h (struct pretty_print_info): Add translate_identifiers.
9603 (pp_translate_identifiers): New.
9604 (pp_identifier): Only conditionally translate identifier to locale
9606 * pretty-print.c (pp_construct): Set pp_translate_identifiers.
9607 (pp_base_tree_identifier): Only conditionally translate identifier
9608 to locale character set.
9609 * c-pretty-print.c (M_): Define.
9610 (pp_c_type_specifier, pp_c_primary_expression): Mark English
9611 fragments for conditional translation with M_.
9612 * tree-pretty-print.c (maybe_init_pretty_print): Disable
9613 identifier translation.
9615 2009-05-10 Richard Guenther <rguenther@suse.de>
9617 PR tree-optimization/40081
9618 * tree-sra.c (instantiate_element): Instantiate scalar replacements
9619 using the main variant of the element type. Do not fiddle with
9620 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
9622 2009-05-09 Jan Hubicka <jh@suse.cz>
9625 * cgraphunit.c (cgraph_materialize_all_clones): Do not redirect
9626 indirect calls; verify cgraph afterwards.
9628 2009-05-09 Jan Hubicka <jh@suse.cz>
9631 * ipa.c (update_inlined_to_pointer): New function.
9632 (cgraph_remove_unreachable_nodes): Use it.
9634 2009-05-09 Jan Hubicka <jh@suse.cz>
9636 * tree-eh.c (struct leh_state): Remove prev_try.
9637 (lower_try_finally, lower_catch, lower_eh_filter, lower_cleanup): Do
9639 * except.c (gen_eh_region_cleanup, duplicate_eh_regions,
9640 copy_eh_region_1, copy_eh_region, redirect_eh_edge_to_label,
9641 remove_eh_handler_and_replace, foreach_reachable_handler,
9642 verify_eh_region, verify_eh_tree): Remove tracking of prev_try pointer.
9643 * except.h (struct eh_region): Remove eh_region_u_cleanup.
9644 (gen_eh_region_cleanup): Update prototype.
9646 2009-05-09 Jan Hubicka <jh@suse.cz>
9649 * except.c (copy_eh_region): Always set prev_try.
9650 (redirect_eh_edge_to_label): Find outer try.
9651 (foreach_reachable_handler): When looking for prev try
9652 handle case where previous try is not going to be taken.
9654 2009-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
9656 PR tree-optimization/40049
9657 * tree-vect-stmts.c (vectorizable_operation): If the machine has
9658 only vector/vector shifts, convert the type of the constant to the
9659 appropriate type to avoid building incorrect trees, which
9660 eventually have problems with garbage collection.
9662 2009-05-08 Joseph Myers <joseph@codesourcery.com>
9664 * fold-const.c (fold_binary): Do not fold multiplication by 1 or
9665 -1 for complex floating-point types if honoring signed zeros.
9667 2009-05-08 Jan Hubicka <jh@suse.cz>
9669 * cgraphbuild.c (compute_call_stmt_bb_frequency): Accept function
9670 argument; handle correctly when profile is absent.
9671 (build_cgraph_edges): Update.
9672 (rebuild_cgraph_edges): Update.
9673 * cgraph.c: Do not include varray.h.
9674 (cgraph_set_call_stmt_including_clones): New function.
9675 (cgraph_create_edge_including_clones): Likewise
9676 (cgraph_update_edges_for_call_stmt_node): New static cfunction.
9677 (cgraph_update_edges_for_call_stmt): Handle clones.
9678 (cgraph_remove_node): Handle clone tree.
9679 (cgraph_remove_node_and_inline_clones): New function.
9680 (dump_cgraph_node): Dump clone tree.
9681 (cgraph_clone_node): Handle clone tree.
9682 (clone_function_name): Bring here from tree-inline.c.
9683 (cgraph_create_virtual_clone): New function.
9684 * cgraph.h (ipa_replace_map): Move here from ipa.h.
9685 (cgraph_clone_info): New function.
9686 (strut cgraph_node): Add clone_info and new clone tree pointers.
9687 (cgraph_remove_node_and_inline_clones,
9688 cgraph_set_call_stmt_including_clones,
9689 cgraph_create_edge_including_clones,
9690 cgraph_create_virtual_clone): Declare.
9691 (cgraph_function_versioning): Use VEC argument.
9692 (compute_call_stmt_bb_frequency): Update prototype.
9693 (cgraph_materialize_all_clones): New function.
9694 * ipa-cp.c (ipcp_update_cloned_node): Remove.
9695 (ipcp_create_replace_map): Update to VECtors.
9696 (ipcp_update_callgraph): Use virtual clones.
9697 (ipcp_update_bb_counts, ipcp_update_edges_counts): Remove.
9698 (ipcp_update_profiling): Do not update local profiling.
9699 (ipcp_insert_stage): Use VECtors and virtual clones.
9700 * cgraphunit.c (verify_cgraph_node): Verify clone tree.
9701 (clone_of_p): New function.
9702 (cgraph_preserve_function_body_p): Use clone tree.
9703 (cgraph_optimize): Materialize clones.
9704 (cgraph_function_versioning): Update for VECtors.
9705 (save_inline_function_body): Use clone tree.
9706 (cgraph_materialize_clone): New function.
9707 (cgraph_materialize_all_clones): Likewise.
9708 * ipa-inline.c (cgraph_default_inline_p): Use analyzed flags.
9709 * ipa.c: Include gimple.h.
9710 (cgraph_remove_unreachable_nodes): Use clone tree.
9711 * ipa-prop.c (ipa_note_param_call): Update call to
9712 compute_call_stmt_bb_frequencycall.
9713 * ipa-prop.h (ipa_replace_map): Move to cgraph.h.
9714 * tree-inline.c: Do not include varray.h or gt-tree-inline.h.
9715 (copy_bb): Handle updating of clone tree; add new edge when new call
9717 (expand_call_inline): Be strict about every call having edge.
9718 (clone_fn_id_num, clone_function_name): Move to cgraph.c.
9719 (delete_unreachable_blocks_update_callgraph): New function.
9720 (tree_function_versioning): Use VECtors; always remove unreachable
9721 blocks and fold conditionals.
9722 * tree-inline.h: Do not include varray.h.
9723 (tree_function_versioning): Remove.
9724 * Makefile.in (GTFILES): Remove tree-inline.c
9725 * passes.c (do_per_function): Do only functions having body.
9726 * ipa-struct-reorg.c (do_reorg_1, collect_data_accesses): Handle clone
9729 2009-05-08 H.J. Lu <hongjiu.lu@intel.com>
9730 Andrew Morrow <acm@google.com>
9733 * c-common.c (c_common_attribute_table): Permit deprecated
9734 attribute to take an optional argument.
9735 (handle_deprecated_attribute): If the optional argument to
9736 __attribute__((deprecated)) is not a string ignore the attribute
9739 * c-decl.c (grokdeclarator): Updated warn_deprecated_use call.
9740 * c-typeck.c (build_component_ref): Likewise.
9741 (build_external_ref): Likewise.
9743 * toplev.c (warn_deprecated_use): Add an attribute argument.
9744 Emit the message associated with __attribute__((deprecated)).
9746 * toplev.h (warn_deprecated_use): Updated.
9748 * doc/extend.texi: Document new optional parameter to
9749 __attribute__((deprecated))
9751 2009-05-08 Michael Eager <eager@eagercon.com>
9753 * config/rs6000/rs6000.md (*movdf_softfloat32): replace
9754 !TARGET_DOUBLE_FLOAT with TARGET_SINGLE_FLOAT.
9756 2009-05-08 Richard Guenther <rguenther@suse.de>
9758 PR tree-optimization/40062
9759 * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
9760 Avoid exponential behavior.
9762 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
9764 PR rtl-optimization/33928
9766 * fwprop.c (use_def_ref, get_def_for_use, bitmap_only_bit_bitween,
9767 process_uses, build_single_def_use_links): New.
9768 (update_df): Update use_def_ref.
9769 (forward_propagate_into): Use get_def_for_use instead of use-def
9771 (fwprop_init): Call build_single_def_use_links and let it initialize
9773 (fwprop_done): Free use_def_ref.
9774 (fwprop_addr): Eliminate duplicate call to df_set_flags.
9775 * df-problems.c (df_rd_simulate_artificial_defs_at_top,
9776 df_rd_simulate_one_insn): New.
9777 (df_rd_bb_local_compute_process_def): Update head comment.
9778 (df_chain_create_bb): Use the new RD simulation functions.
9779 * df.h (df_rd_simulate_artificial_defs_at_top,
9780 df_rd_simulate_one_insn): New.
9781 * opts.c (decode_options): Enable fwprop at -O1.
9782 * doc/invoke.texi (-fforward-propagate): Document this.
9784 2009-05-08 Joseph Myers <joseph@codesourcery.com>
9787 * c-typeck.c (build_binary_op): Handle arithmetic between one real
9788 and one complex operand specially.
9789 * tree-complex.c (some_nonzerop): Do not identify a real value as
9790 zero if flag_signed_zeros.
9792 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
9794 PR rtl-optimization/33928
9795 * loop-invariant.c (record_use): Fix && vs. || mishap.
9797 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
9799 PR rtl-optimization/33928
9800 * loop-invariant.c (struct use): Add addr_use_p.
9801 (struct def): Add n_addr_uses.
9802 (struct invariant): Add cheap_address.
9803 (create_new_invariant): Set cheap_address.
9804 (record_use): Accept df_ref. Set addr_use_p and update n_addr_uses.
9805 (record_uses): Pass df_ref to record_use.
9806 (get_inv_cost): Do not add inv->cost to comp_cost for cheap addresses
9809 2009-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
9811 * config/sh/sh.c: Do not include c-pragma.h.
9813 2009-05-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
9815 * config/spu/spu.c: Remove include of c-common.h.
9817 2009-05-07 Janis Johnson <janis187@us.ibm.com>
9820 * c-common.h (mark_valid_location_for_stdc_pragma,
9821 valid_location_for_stdc_pragma_p, set_float_const_decimal64,
9822 clear_float_const_decimal64, float_const_decimal64_p): New.
9823 * c.opt (Wunsuffixed-float-constants): New.
9824 * c-lex.c (interpret_float): Use pragma FLOAT_CONST_DECIMAL64 for
9825 unsuffixed float constant, handle new warning.
9826 * c-cppbuiltin.c (c_cpp_builtins): Use cast for double constants.
9827 * c-decl.c (c_scope): New flag float_const_decimal64.
9828 (set_float_const_decimal64, clear_float_const_decimal64,
9829 float_const_decimal64_p): New.
9830 (push_scope): Set new flag.
9831 * c-parser.c (c_parser_translation_unit): Mark when it's valid
9832 to use STDC pragmas.
9833 (c_parser_external_declaration): Ditto.
9834 (c_parser_compound_statement_nostart): Ditto.
9835 * c-pragma.c (valid_location_for_stdc_pragma,
9836 mark_valid_location_for_stdc_pragma,
9837 valid_location_for_stdc_pragma_p, handle_stdc_pragma,
9838 handle_pragma_float_const_decimal64): New.
9839 (init_pragma): Register new pragma FLOAT_CONST_DECIMAL64.
9840 * cp/semantics.c (valid_location_for_stdc_pragma_p,
9841 set_float_const_decimal64, clear_float_const_decimal64,
9842 float_const_decimal64_p): New dummy functions.
9843 * doc/extend.texi (Decimal Float): Remove statement that the
9844 pragma, and suffix for double constants, are not supported.
9845 * doc/invoke.texi (Warning Options): List new option.
9846 (-Wunsuffixed-float-constants): New.
9848 2009-05-08 Steven Bosscher <steven@gcc.gnu.org>
9850 * config/i386/i386.c: Do not include c-common.h.
9852 2009-05-07 Mark Heffernan <meheff@google.com>
9854 * doc/invoke.texi (Debugging Options): Document change of debugging
9856 * opts.c (decode_options): Make dump_base_name relative to
9857 aux_base_name directory.
9859 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
9861 * config/picochip/picochip.h (NO_DOLLAR_IN_LABEL): Added.
9862 * config/picochip/libgccExtras/divmod15.asm : Removed redefiniton.
9864 2009-05-07 Rafael Avila de Espindola <espindola@google.com>
9866 * Makefile.in (install-plugin): Simplify a bit.
9868 2009-05-07 Paolo Bonzini <bonzini@gnu.org>
9870 * Makefile.in (OBJS-common): Add regcprop.o.
9872 * timevar.def (TV_CPROP_REGISTERS): New.
9873 * regrename.c (regrename_optimize): Return 0.
9874 (rest_of_handle_regrename): Delete.
9875 (pass_rename_registers): Point to regrename_optimize.
9876 (struct value_data_entry, struct value_data,
9877 kill_value_one_regno, kill_value_regno, kill_value,
9878 set_value_regno, init_value_data, kill_clobbered_value,
9879 kill_set_value, kill_autoinc_value, copy_value,
9880 mode_change_ok, maybe_mode_change, find_oldest_value_reg,
9881 replace_oldest_value_reg, replace_oldest_value_addr,
9882 replace_oldest_value_mem, copyprop_hardreg_forward_1,
9883 debug_value_data, validate_value_data): Move...
9884 * regcprop.c: ... here.
9885 (rest_of_handle_cprop): Delete.
9886 (pass_cprop_hardreg): Point to copyprop_hardreg_forward.
9888 2009-05-07 Jakub Jelinek <jakub@redhat.com>
9891 * dojump.c (prefer_and_bit_test): Use immed_double_const instead of
9892 GEN_INT for 1 << bitnum.
9893 (do_jump) <case BIT_AND_EXPR>: Use build_int_cst_wide_type instead of
9896 2009-05-07 Uros Bizjak <ubizjak@gmail.com>
9898 * doc/md.texi (Standard Pattern Names For Generation) [sync_nand]:
9899 Remove wrong description of "nand" operation.
9901 2009-05-06 Richard Guenther <rguenther@suse.de>
9902 Adam Nemet <anemet@caviumnetworks.com>
9904 * gimple.def (GIMPLE_ASSIGN): Fix incorrect information in the
9905 comment. Add that if LHS is not a gimple register, then RHS1 has
9906 to be a single object (GIMPLE_SINGLE_RHS).
9908 2009-05-06 Adam Nemet <anemet@caviumnetworks.com>
9910 * expr.c (get_def_for_expr): Move it up in the file.
9911 (store_field): When expanding a bit-field store, look at the
9912 defining gimple stmt for the masking conversion.
9914 2009-05-06 Janis Johnson <janis187@us.ibm.com>
9917 * dfp.c (encode_decimal32, decode_decimal32, encode_decimal64,
9918 decode_decimal64, encode_decimal128, decode_decimal128): Avoid
9919 32-bit memcpy into long.
9921 2009-05-06 Jakub Jelinek <jakub@redhat.com>
9923 * dwarf2out.c (new_reg_loc_descr): Don't ever create DW_OP_regX.
9924 (one_reg_loc_descriptor): Create DW_OP_regX here instead of calling
9926 (loc_by_reference): If loc is DW_OP_regX, change it into DW_OP_bregX 0
9927 instead of appending DW_OP_deref*.
9929 2009-05-06 Michael Matz <matz@suse.de>
9932 * cfgexpand.c (maybe_cleanup_end_of_block): New static function.
9933 (expand_gimple_cond): Use it to cleanup CFG and superfluous jumps.
9935 2009-05-06 Rafael Avila de Espindola <espindola@google.com>
9937 * Makefile.in (install-plugin): Fix srcdir handling.
9939 2009-05-06 Andrey Belevantsev <abel@ispras.ru>
9941 * tree-ssa.c (execute_update_address_taken): Handle TARGET_MEM_REF
9942 when processing for not_regs_needed bitmap.
9943 * gimple.c (walk_stmt_load_store_addr_ops): When visiting address,
9944 handle TARGET_MEM_REF in lhs. Check TMR_BASE for NULL while
9945 handling it for rhs.
9947 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
9949 * config/i386/i386.md (unnamed inc/dec peephole): Use
9950 optimize_insn_for_size_p instead of optimize_size.
9951 * config/i386/predicates.md (incdec_operand): Likewise.
9952 (aligned_operand): Likewise.
9953 * config/i386/sse.md (divv8sf3): Likewise.
9954 (sqrtv8sf2): Likewise.
9956 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
9958 * config/i386/i386.c (ix86_build_signbit_mask): Make it static.
9960 * config/i386/i386-protos.h (ix86_build_signbit_mask): Removed.
9962 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
9964 * config/i386/i386.md (*avx_<code><mode>3_finite): Replace
9965 ssemodesuffixf2c with avxmodesuffixf2c.
9967 2009-05-06 Joseph Myers <joseph@codesourcery.com>
9970 * c-decl.c (grokdeclarator): Handle incomplete type of unnamed field.
9972 2009-05-05 Jakub Jelinek <jakub@redhat.com>
9974 * tree.h: Remove DECL_BY_REFERENCE from private_flag comment.
9975 (struct tree_base): Adjust spacing for 8 bit boundaries.
9976 (struct tree_decl_common): Add decl_by_reference_flag bit.
9977 (DECL_BY_REFERENCE): Adjust.
9978 * print-tree.c (print_node): For VAR_DECL, PARM_DECL or RESULT_DECL,
9979 print DECL_BY_REFERENCE bit.
9980 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Revert last change.
9981 * dwarf2out.c (loc_by_reference, gen_decl_die): Check
9982 DECL_BY_REFERENCE for all VAR_DECLs, not just non-static ones.
9983 (gen_variable_die): Likewise. Check TREE_PRIVATE/TREE_PROTECTED
9987 * gimplify.c (gimplify_switch_expr): If case labels cover the whole
9988 range of the type, but default label is missing, add it with one
9989 of the existing labels instead of adding a new label for it.
9991 2009-05-05 Joseph Myers <joseph@codesourcery.com>
9995 2009-05-05 Rafael Avila de Espindola <espindola@google.com>
9997 * Makefile.in (enable_plugin, plugin_includedir): New.
9998 (install): Depend on install-plugin.
9999 (PLUGIN_HEADERS): New.
10000 (install-plugin): New.
10001 * config.gcc: Add vxworks-dummy.h to tm_file for x86 and x86-64.
10003 2009-05-05 Richard Guenther <rguenther@suse.de>
10005 PR tree-optimization/40022
10006 * tree-ssa-phiprop.c (struct phiprop_d): Exchange vop_stmt for
10008 (phivn_valid_p): Fix tuplification error, simplify.
10009 (phiprop_insert_phi): Add dumps.
10010 (propagate_with_phi): Simplify.
10012 2009-05-05 Richard Guenther <rguenther@suse.de>
10014 PR middle-end/40023
10015 * builtins.c (gimplify_va_arg_expr): Properly build the address.
10017 2009-05-05 Shujing Zhao <pearly.zhao@oracle.com>
10019 * tree.h (strip_float_extensions): Remove duplicate declaration.
10020 (build_low_bits_mask, debug_fold_checksum, expand_function_end,
10021 expand_function_start, stack_protect_prologue, stack_protect_epilogue,
10022 block_ultimate_origin): Rearrange the declarations line to match the
10023 comment that indicates the .c file which the functions are defined.
10024 (dwarf2out_*, set_decl_rtl): Add comment.
10025 (get_base_address): Adjust comment.
10026 (change_decl_assembler_name, maybe_fold_*, build_addr): Rearrange the
10027 declarations line and add comment.
10028 (is_builtin_name): Add blank after function name, for clarity.
10030 2009-05-04 Joseph Myers <joseph@codesourcery.com>
10032 * attribs.c (decl_attributes): Use %qE for identifiers in
10034 * cgraphunit.c (verify_cgraph_node): Translate function names to
10035 locale character set in diagnostics.
10036 * coverage.c (get_coverage_counts): Use %qE for identifiers in
10038 * doc/invoke.texi (-finstrument-functions-exclude-function-list):
10039 Document that functions are named in UTF-8.
10040 * expr.c (expand_expr_real_1): Translate function names to locale
10041 character set in diagnostics.
10042 * gimplify.c (omp_notice_variable, omp_is_private,
10043 gimplify_scan_omp_clauses): Use %qE for identifiers in
10045 * langhooks.c (lhd_print_error_function): Translate function names
10046 to locale character set.
10047 * langhooks.h (decl_printable_name): Document that return value is
10048 in internal character set.
10049 * stmt.c: Include pretty-print.h
10050 (tree_conflicts_with_clobbers_p): Use %qE for identifiers in
10052 (resolve_operand_name_1): Translate named operand name to locale
10054 * stor-layout.c (finalize_record_size): Use %qE for identifiers in
10056 * toplev.c (announce_function): Translate function names to locale
10058 (warn_deprecated_use): Use %qE for identifiers in diagnostics.
10059 (default_tree_printer): Use pp_identifier or translate identifiers
10060 to locale character set. Mark "<anonymous>" for translation.
10061 * tree-mudflap.c (mx_register_decls, mudflap_finish_file): Use %qE
10062 for identifiers in diagnostics.
10063 * tree.c (handle_dll_attribute): Use %qE for identifiers in
10065 * varasm.c (output_constructor): Use %qE for identifiers in
10068 2009-05-04 Rafael Avila de Espindola <espindola@google.com>
10070 * configure.ac: use ` ` instead of $()
10071 * configure: Regenerate.
10073 2009-05-05 Ben Elliston <bje@au.ibm.com>
10075 * config/pa/linux-atomic.c: Eliminate conditional include of
10076 errno.h on non-LP64 systems to simplify build requirements.
10078 2009-05-04 Joseph Myers <joseph@codesourcery.com>
10080 * c-common.c (handle_mode_attribute): Use %qE for identifiers in
10082 * c-decl.c (check_bitfield_type_and_width): Make orig_name a tree
10083 and pass value to identifier_to_locale.
10084 (warn_variable_length_array): Make name a tree.
10085 (grokdeclarator): Separate diagnostic texts for named and unnamed
10086 declarators. Use %qE for named declarators.
10087 * c-parser.c (c_lex_one_token): Use %qE for identifiers in
10089 * c-pragma.c (pop_alignment, handle_pragma_pack): Use %qE for
10090 identifiers in diagnostics.
10091 * c-typeck.c (push_member_name, start_init): Pass identifiers to
10092 identifier_to_locale. Mark "anonymous" strings for translation.
10094 2009-05-04 Michael Eager <eager@eagercon.com>
10096 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow
10097 address for DImode/DFmode only if double-precision FP regs.
10099 2009-05-04 Michael Eager <eager@eagercon.com>
10101 * config/rs6000/rs6000.c (rs6000_libcall_value): Add
10102 TARGET_SINGLE_FLOAT check.
10104 2009-05-04 Michael Eager <eager@eagercon.com>
10106 * config/rs6000/xilinx.h: Add CPP_SPEC for -mxilinx-fpu options.
10108 2009-05-04 Michael Eager <eager@eagercon.com>
10110 * gcc/config.gcc: (powerpc-xilinx-eabi*): Add tm t-xilinx
10111 * config/rs6000/t-xilinx: New
10113 2009-05-04 Paolo Bonzini <bonzini@gnu.org>
10115 * doc/tm.texi (LEGITIMIZE_ADDRESS): Revise documentation.
10116 * gcc/defaults.h (LEGITIMIZE_ADDRESS): Delete.
10117 * gcc/explow.c (memory_address): Use target hook.
10118 * gcc/targhooks.c (default_legitimize_address): New.
10119 * gcc/targhooks.h (default_legitimize_address): New.
10120 * gcc/target.h (legitimize_address): New.
10121 * gcc/target-def.h (TARGET_LEGITIMIZE_ADDRESS): New.
10122 (TARGET_INITIALIZER): Include it.
10123 * gcc/system.h (LEGITIMIZE_ADDRESS): Poison.
10125 * config/bfin/bfin-protos.h (legitimize_address): Remove.
10126 * config/bfin/bfin.c (legitimize_address): Remove.
10127 * config/bfin/bfin.h (LEGITIMIZE_ADDRESS): Remove.
10128 * config/m68hc11/m68hc11-protos.h (m68hc11_legitimize_address):
10130 * config/m68hc11/m68hc11.c (m68hc11_legitimize_address): Remove.
10131 * config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Remove.
10133 * gcc/config/arm/arm.h (LEGITIMIZE_ADDRESS, ARM_LEGITIMIZE_ADDRESS,
10134 THUMB_LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS): Delete.
10135 * gcc/config/s390/s390.h (LEGITIMIZE_ADDRESS): Delete.
10136 * gcc/config/m32c/m32c.h (LEGITIMIZE_ADDRESS): Delete.
10137 * gcc/config/sparc/sparc.h (LEGITIMIZE_ADDRESS): Delete.
10138 * gcc/config/m32r/m32r.h (LEGITIMIZE_ADDRESS): Delete.
10139 * gcc/config/i386/i386.h (LEGITIMIZE_ADDRESS): Delete.
10140 * gcc/config/sh/sh.h (LEGITIMIZE_ADDRESS): Delete.
10141 * gcc/config/avr/avr.h (LEGITIMIZE_ADDRESS): Delete.
10142 * gcc/config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Delete.
10143 * gcc/config/iq2000/iq2000.h (LEGITIMIZE_ADDRESS): Delete.
10144 * gcc/config/mn10300/mn10300.h (LEGITIMIZE_ADDRESS): Delete.
10145 * gcc/config/m68k/m68k.h (LEGITIMIZE_ADDRESS): Delete.
10146 * gcc/config/score/score.h (LEGITIMIZE_ADDRESS): Delete.
10147 * gcc/config/pa/pa.h (LEGITIMIZE_ADDRESS): Delete.
10148 * gcc/config/mips/mips.h (LEGITIMIZE_ADDRESS): Delete.
10149 * gcc/config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Delete.
10150 * gcc/config/frv/frv.h (LEGITIMIZE_ADDRESS): Delete.
10151 * gcc/config/spu/spu.h (LEGITIMIZE_ADDRESS): Delete.
10152 * gcc/config/xtensa/xtensa.h (LEGITIMIZE_ADDRESS): Delete.
10153 * gcc/config/cris/cris.h (LEGITIMIZE_ADDRESS): Delete.
10154 * gcc/config/rs6000/rs6000.h (LEGITIMIZE_ADDRESS): Delete.
10155 * gcc/config/picochip/picochip.h (LEGITIMIZE_ADDRESS): Delete.
10157 * gcc/config/s390/s390-protos.h (legitimize_address): Delete.
10158 * gcc/config/m32c/m32c-protos.h (m32c_legitimize_address): Delete.
10159 * gcc/config/sparc/sparc-protos.h (legitimize_address): Delete.
10160 * gcc/config/i386/i386-protos.h (legitimize_address): Delete.
10161 * gcc/config/avr/avr-protos.h (legitimize_address): Delete.
10162 * gcc/config/mn10300/mn10300-protos.h (legitimize_address): Delete.
10163 * gcc/config/score/score-protos.h (score_legitimize_address): Delete.
10164 * gcc/config/arm/arm-protos.h (arm_legitimize_address,
10165 (thumb_legitimize_address): Delete.
10166 * gcc/config/pa/pa-protos.h (hppa_legitimize_address): Delete.
10167 * gcc/config/mips/mips-protos.h (mips_legitimize_address): Delete.
10168 * gcc/config/alpha/alpha-protos.h (alpha_legitimize_address): Delete.
10169 * gcc/config/frv/frv-protos.h (frv_legitimize_address): Delete.
10170 * gcc/config/spu/spu-protos.h (spu_legitimize_address): Delete.
10171 * gcc/config/xtensa/xtensa-protos.h (xtensa_legitimize_address):
10173 * gcc/config/rs6000/rs6000-protos.h (rs6000_legitimize_address):
10176 * config/arm/arm.c (arm_legitimize_address): Maybe call Thumb version.
10177 * config/m32c/m32c.c (m32c_legitimize_address): Standardize.
10178 * config/m32r/m32r.c (m32r_legitimize_address): New.
10179 * config/m68k/m68k.c (m68k_legitimize_address): New.
10180 * config/score/score.c (score_legitimize_address): Standardize.
10181 * config/score/score3.c (score3_legitimize_address): Standardize.
10182 * config/score/score3.h (score3_legitimize_address): Adjust.
10183 * config/score/score7.c (score7_legitimize_address): Standardize.
10184 * config/score/score7.h (score7_legitimize_address): Adjust.
10185 * config/sh/sh.c (sh_legitimize_address): New.
10186 * config/iq2000/iq2000.c (iq2000_legitimize_address): New.
10188 * gcc/config/s390/s390.c (legitimize_address): Rename to...
10189 (s390_legitimize_address): ... this.
10190 * gcc/config/sparc/sparc.c (legitimize_address): Rename to...
10191 (sparc_legitimize_address): ... this.
10192 * gcc/config/i386/i386.c (legitimize_address): Rename to...
10193 (ix86_legitimize_address): ... this.
10194 * gcc/config/avr/avr.c (legitimize_address): Rename to...
10195 (avr_legitimize_address): ... this.
10196 * gcc/config/mn10300/mn10300.c (legitimize_address): Rename to...
10197 (mn10300_legitimize_address): ... this.
10198 * config/alpha/alpha.c (alpha_legitimize_address): Wrap...
10199 (alpha_legitimize_address_1): ... the old alpha_legitimize_address.
10200 (alpha_expand_mov): Adjust call.
10202 * config/frv/frv.c (frv_legitimize_address): Return x on failure.
10203 * config/spu/spu.c (spu_legitimize_address): Likewise.
10204 * config/xtensa/xtensa.c (xtensa_legitimize_address): Likewise.
10205 * config/rs6000/rs6000.c (rs6000_legitimize_address): Likewise.
10207 2009-05-04 Joseph Myers <joseph@codesourcery.com>
10209 * intl.c (locale_encoding, locale_utf8): New.
10210 (gcc_init_libintl): Initialize locale_encoding and locale_utf8.
10211 * intl.h (locale_encoding, locale_utf8): Declare.
10212 * pretty-print.c: Include ggc.h. Include iconv.h if HAVE_ICONV.
10213 (pp_base_tree_identifier, decode_utf8_char, identifier_to_locale):
10215 * pretty-print.h (pp_identifier): Call identifier_to_locale on ID
10217 (pp_tree_identifier): Define to call pp_base_tree_identifier.
10218 (pp_base_tree_identifier): Declare as function.
10219 (identifier_to_locale): Declare.
10220 * Makefile.in (pretty-print.o): Update dependencies.
10221 * varasm.c (finish_aliases_1): Use %qE for identifiers in diagnostics.
10223 2009-05-04 Richard Guenther <rguenther@suse.de>
10225 PR middle-end/40015
10226 * builtins.c (fold_builtin_memory_op): Do not decay to element
10227 type if the size matches the whole array.
10229 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
10231 * expmed.c (synth_mult): When trying out a shift, pass the result
10234 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
10236 * expmed.c (shiftsub_cost): Rename to shiftsub0_cost.
10237 (shiftsub1_cost): New.
10238 (init_expmed): Compute shiftsub1_cost.
10239 (synth_mult): Optimize multiplications by constants of the form
10240 -(2^^m-1) for some constant positive integer m.
10242 2009-05-03 Richard Guenther <rguenther@suse.de>
10245 * c-typeck.c (array_to_pointer_conversion): Do not built
10246 ADDR_EXPRs of arrays of pointer-to-element type.
10247 * c-gimplify.c (c_gimplify_expr): Revert change fixing
10248 up wrong ADDR_EXPRs after-the-fact.
10249 * c-common.c (strict_aliasing_warning): Strip pointer
10250 conversions for obtaining the original type.
10251 * builtins.c (fold_builtin_memset): Handle array types.
10252 (fold_builtin_memory_op): Handle folded POINTER_PLUS_EXPRs
10255 2009-05-03 Richard Guenther <rguenther@suse.de>
10257 PR middle-end/23329
10258 * tree-ssa.c (useless_type_conversion_p_1): Use get_deref_alias_set.
10259 Do not lose casts from array types with unknown extent to array
10260 types with known extent.
10261 * tree-ssa-copy.c (may_propagate_copy): Remove hack checking for
10262 alias set compatibility.
10264 2009-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
10266 * flags.h (extra_warnings): Delete.
10267 * toplev.c (process_options): Handle Wuninitialized here.
10268 * opts.c (extra_warnings): Delete.
10269 (set_Wextra): Delete.
10270 (common_handle_option): -Wextra can be handled automatically.
10271 * c-opts.c (c_common_handle_option): Delete obsolete code.
10272 (c_common_post_options): Simplify comment.
10273 * common.opt (W): Add Var.
10275 (Wuninitialized): Initialize to -1.
10277 2009-05-03 Adam Nemet <anemet@caviumnetworks.com>
10278 Richard Guenther <rguenther@suse.de>
10280 * expr.c (get_def_for_expr): New function.
10281 (expand_expr_real_1) <PLUS_EXPR, MINUS_EXPR>: Adjust to work with
10282 SSA rather than trees.
10283 <MULT_EXPR>: Likewise. Use subexp0 and subexp1 instead of
10284 TREE_OPERAND (exp, 0) and TREE_OPERAND (exp, 1).
10286 2009-05-03 Joseph Myers <joseph@codesourcery.com>
10288 * c-common.c (reswords): Add _Imaginary.
10289 * c-common.c (enum rid): Add RID_IMAGINARY.
10291 2009-05-03 Paolo Bonzini <bonzini@gnu.org>
10293 * tree.h (TYPE_VECTOR_OPAQUE): Fix documentation.
10294 Patch by Richard Guenther.
10296 2009-05-03 Anatoly Sokolov <aesok@post.ru>
10298 * defaults.h (FRAME_POINTER_REQUIRED): Provide default.
10299 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
10300 * config/alpha/alpha.h (FRAME_POINTER_REQUIRED): Delete.
10301 * config/s390/s390.h (FRAME_POINTER_REQUIRED): Delete.
10302 * config/spu/spu.h (FRAME_POINTER_REQUIRED): Delete.
10303 * config/sh/sh.h (FRAME_POINTER_REQUIRED): Delete.
10304 * config/pdp11/pdp11.h (FRAME_POINTER_REQUIRED): Delete.
10305 * config/stormy16/stormy16.h (FRAME_POINTER_REQUIRED): Delete.
10306 * config/m68hc11/m68hc11.h (FRAME_POINTER_REQUIRED): Delete.
10307 * config/iq2000/iq2000.h (FRAME_POINTER_REQUIRED): Delete.
10308 * config/mn10300/mn10300.h (FRAME_POINTER_REQUIRED): Delete.
10309 * config/ia64/ia64.h (FRAME_POINTER_REQUIRED): Delete.
10310 * config/m68k/m68k.h (FRAME_POINTER_REQUIRED): Delete.
10311 * config/rs6000/rs6000.h (FRAME_POINTER_REQUIRED): Delete.
10312 * config/picochip/picochip.h (FRAME_POINTER_REQUIRED): Delete.
10313 * config/mcore/mcore.h (FRAME_POINTER_REQUIRED): Delete.
10314 * config/h8300/h8300.h (FRAME_POINTER_REQUIRED): Delete.
10315 * config/v850/v850.h (FRAME_POINTER_REQUIRED): Delete.
10317 2009-05-02 Richard Guenther <rguenther@suse.de>
10319 PR tree-optimization/39940
10320 * tree-ssa-pre.c (eliminate): Make sure we may propagate before
10323 2009-05-02 Richard Guenther <rguenther@suse.de>
10325 PR middle-end/40001
10326 * tree-ssa.c (execute_update_addresses_taken): Properly check
10327 if we can mark a variable DECL_GIMPLE_REG_P.
10328 * gimple.c (is_gimple_reg): Re-order check for DECL_GIMPLE_REG_P
10329 back to the end of the function.
10330 (is_gimple_reg_type): Remove complex type special casing.
10331 * gimplify.c (gimplify_bind_expr): Do not set DECL_GIMPLE_REG_P
10334 2009-05-02 Ben Elliston <bje@au.ibm.com>
10336 * doc/collect2.texi (Collect2): Document search path behaviour
10337 when configured with --with-ld.
10339 2009-05-02 Jan Hubicka <jh@suse.cz>
10341 * tree-ssa-coalesce.c (coalesce_cost): Do not take ciritical
10342 parameter; update callers.
10343 (coalesce_cost_edge): EH edges are costier because they needs
10344 splitting even if not critical and even more costier when there are
10345 multiple EH predecestors.
10347 2009-05-02 Jan Hubicka <jh@suse.cz>
10349 * except.c (remove_eh_handler_and_replace): Handle updating after
10350 removing TRY blocks.
10352 2009-05-02 Eric Botcazou <ebotcazou@adacore.com>
10354 * store-motion.c (compute_store_table): Add ENABLE_CHECKING guard.
10356 2009-05-02 Steven Bosscher <steven@gcc.gnu.org>
10358 * varasm.c: Do not include c-pragma.h.
10359 * attribs.c: Do not incude c-common.h.
10361 2009-05-01 Michael Matz <matz@suse.de>
10363 * calls.c (initialize_argument_information): Handle SSA names like
10364 decls with a non MEM_P DECL_RTL.
10366 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
10368 * ipa-reference.c: Do not include c-common.h, include splay-tree.h.
10369 * ipa-utils.c: Likewise.
10370 * ipa-type-escape.c: Likewise.
10371 * cgraphunit.c Do not include c-common.h.
10372 * ipa-pure-const.c: Likewise.
10373 * tree-if-conv.c: Likewise.
10374 * matrix-reorg.c: Do not include c-common.h and c-tree.h.
10375 * ipa-struct-reorg.c: Likewise.
10376 * tree-nomudflap.c: Likewise.
10377 * tree-ssa-structalias.c: Likewise.
10379 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
10381 * store-motion.c: Many cleanups to make this pass a first-class
10382 citizen instead of an appendix to gcse load motion. Add TODO list
10383 to make this pass faster/cleaner/better.
10385 (struct ls_expr): Post gcse.c-split cleanups.
10386 Rename to st_expr. Rename "loads" field to "antic_stores". Rename
10387 "stores" field to "avail_stores".
10388 (pre_ldst_mems): Rename to store_motion_mems.
10389 (pre_ldst_table): Rename to store_motion_mems_table.
10390 (pre_ldst_expr_hash): Rename to pre_st_expr_hash, update users.
10391 (pre_ldst_expr_eq): Rename to pre_st_expr_eq, update users.
10392 (ldst_entry): Rename to st_expr_entry, update users.
10393 (free_ldst_entry): Rename to free_st_expr_entry, update users.
10394 (free_ldst_mems): Rename to free_store_motion_mems, update users.
10395 (enumerate_ldsts): Rename to enumerate_store_motion_mems,
10397 (first_ls_expr): Rename to first_st_expr, update users.
10398 (next_ls_expr): Rename to next_st_expr, update users.
10399 (print_ldst_list): Rename to print_store_motion_mems. Print names of
10400 fields properly for store motion instead of names inherited from load
10402 (ANTIC_STORE_LIST, AVAIL_STORE_LIST): Remove.
10403 (LAST_AVAIL_CHECK_FAILURE): Explain what this is. Undefine when we
10406 (ae_kill): Rename to st_kill, update users.
10407 (ae_gen): Rename to st_avloc, update users.
10408 (transp): Rename to st_transp, update users.
10409 (pre_insert_map): Rename to st_insert_map, update users.
10410 (pre_delete_map): Rename to st_delete_map, update users.
10411 (insert_store, build_store_vectors, free_store_memory,
10412 one_store_motion_pass): Update for abovementioned changes.
10414 (gcse_subst_count, gcse_create_count): Remove.
10415 (one_store_motion_pass): New statistics counters "n_stores_deleted"
10416 and "n_stores_created", local variables.
10418 (extract_mentioned_regs, extract_mentioned_regs_1): Rewrite to
10421 (regvec, compute_store_table_current_insn): Remove.
10422 (reg_set_info, reg_clear_last_set): Remove.
10423 (compute_store_table): Use DF caches instead of local dataflow
10426 2009-05-01 Joseph Myers <joseph@codesourcery.com>
10428 * c-objc-common.c (c_tree_printer): Print identifiers with
10429 pp_identifier, not pp_string. Mark "({anonymous})" for
10431 * c-pretty-print.c (pp_c_ws_string): New.
10432 (pp_c_cv_qualifier, pp_c_type_specifier,
10433 pp_c_specifier_qualifier_list, pp_c_parameter_type_list,
10434 pp_c_storage_class_specifier, pp_c_function_specifier,
10435 pp_c_attributes, pp_c_bool_constant, pp_c_constant,
10436 pp_c_primary_expression, pp_c_postfix_expression,
10437 pp_c_unary_expression, pp_c_shift_expression,
10438 pp_c_relational_expression, pp_c_equality_expression,
10439 pp_c_logical_and_expression, pp_c_logical_or_expression): Mostly
10440 use pp_string and pp_c_ws_string in place of pp_identifier and
10441 pp_c_identifier for non-identifiers. Mark English strings for
10443 * c-pretty-print.h (pp_c_ws_string): Declare.
10445 2009-04-30 Paul Pluzhnikov <ppluzhnikov@google.com>
10446 Roland McGrath <roland@redhat.com>
10448 * configure.ac (HAVE_LD_BUILDID): New check for ld --build-id support.
10449 (ENABLE_LD_BUILDID): New configuration option.
10450 * gcc.c [HAVE_LD_BUILDID and ENABLE_LD_BUILDID]
10451 (LINK_BUILDID_SPEC): New macro.
10452 (init_spec): If defined, prepend it between LINK_EH_SPEC and
10454 * doc/install.texi: Document --enable-linker-build-id option.
10455 * configure: Rebuild.
10456 * config.in: Rebuild.
10458 2009-04-30 Adam Nemet <anemet@caviumnetworks.com>
10460 * config/mips/mips.h (FRAME_GROWS_DOWNWARD,
10461 MIPS_GP_SAVE_AREA_SIZE): Define new macros.
10462 (STARTING_FRAME_OFFSET): Return 0 if FRAME_GROWS_DOWNWARD. Use
10463 MIPS_GP_SAVE_AREA_SIZE.
10464 * config/mips/mips.c (struct mips_frame_info): Update comment
10465 before arg_pointer_offset and hard_frame_pointer_offset.
10466 (mips_compute_frame_info): Update diagram before function: to
10467 correctly use stack_pointer_rtx for fp_sp_offset and gp_sp_offset, to
10468 indicate the position of frame_pointer_rtx with -fstack-protector and
10469 to show args_size. Don't allocate cprestore area for leaf functions
10470 if FRAME_GROWS_DOWNWARD. Use MIPS_GP_SAVE_AREA_SIZE to set
10472 (mips_initial_elimination_offset): Update for FRAME_GROWS_DOWNWARD.
10474 2009-04-30 Michael Matz <matz@suse.de>
10476 PR tree-optimization/39955
10477 * config/rs6000/rs6000.c (rs6000_check_sdmode): Also check SSA_NAMEs.
10479 2009-04-30 Dave Korn <dave.korn.cygwin@gmail.com>
10481 * ira.c (setup_cover_and_important_classes): Use safe macro
10482 REG_CLASS_FOR_CONSTRAINT instead of calling regclass_for_constraint
10484 * genpreds.c (write_tm_preds_h): Output suitable definition of
10485 REG_CLASS_FOR_CONSTRAINT.
10487 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
10489 * alloc-pool.c (alloc_pool_descriptor): Use an insert_opion value
10491 * bitmap.c (bitmap_descriptor): Likewise.
10492 * ggc-common.c (loc_descriptor): Likewise.
10493 * varray.c (varray_descriptor): Likewise.
10494 * vec.c (vec_descriptor): Likewise.
10496 2009-04-30 Eric Botcazou <ebotcazou@adacore.com>
10498 * Makefile.in (dce.o): Add $(EXCEPT_H).
10499 * dce.c: Include except.h and delete redundant vector definitions.
10500 (deletable_insn_p): Return false for non-call insns that can throw
10503 2009-04-30 Steven Bosscher <steven@gcc.gnu.org>
10505 * gcse.c (ae_gen): Remove.
10506 (can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
10507 and make non-static function to make it available in store-motion.c.
10508 Update call sites with search-and-replace.
10509 (enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
10510 extract_mentioned_regs, extract_mentioned_regs_helper,
10511 find_moveable_store, compute_store_table, load_kills_store, find_loads,
10512 store_killed_in_insn, store_killed_after, store_killed_before,
10513 build_store_vectors, insert_insn_start_basic_block, insert-store,
10514 remove_reachable_equiv_notes, replace_store_insn, delete_store,
10515 free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
10516 execute_rtl_store_motion, pass_rtl_store_motion): Move to...
10517 * store-motion.c: ...new file. Also copy data structures from gcse.c
10518 and clean up to remove parts not used by store motion.
10519 * rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
10520 * Makefile.in (store-motion.o): New rule. Add to OBJS-common.
10522 2009-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
10525 * config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
10526 when optimizing for size.
10528 2009-04-30 Hans-Peter Nilsson <hp@axis.com>
10530 * gcse.c (gcse_constant_p): Fix typo in last change.
10532 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
10534 * plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
10536 2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com>
10538 * gcse.c (gcse_constant_p): Make sure the constant is sharable.
10540 2009-04-29 James E. Wilson <wilson@codesourcery.com>
10542 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
10543 CONST_HIGH_PART result.
10545 2009-04-29 Anatoly Sokolov <aesok@post.ru>
10547 * config/avr/avr.c (initial_elimination_offset): Rename to
10548 avr_initial_elimination_offset.
10549 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
10550 change return type to bool.
10551 (avr_can_eliminate): New function.
10552 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
10553 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
10554 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
10555 * config/avr/avr-protos.h (initial_elimination_offset): Rename to
10556 avr_initial_elimination_offset.
10557 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
10558 (avr_initial_elimination_offset): Define.
10560 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
10561 Steven Bosscher <steven@gcc.gnu.org>
10563 PR rtl-optimization/39938
10564 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
10565 * cfgrtl.c: Include insn-attr.h.
10566 (rest_of_pass_free_cfg): New function.
10567 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
10568 * resource.c (init_resource_info): Remove call to df_analyze.
10570 2009-04-29 Richard Guenther <rguenther@suse.de>
10573 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
10574 allow conversion to signed integers.
10576 2009-04-29 Richard Guenther <rguenther@suse.de>
10578 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
10579 shifts of floating point vectors if the shift amount is
10580 a constant multiple of the element size.
10582 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
10583 Michael Matz <matz@suse.de>
10585 PR middle-end/39927
10587 * tree-outof-ssa.c (emit_partition_copy): New function.
10588 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
10589 insert_part_to_rtx_on_edge): Perform the partition base var
10590 copy using emit_partition_copy.
10591 (insert_value_copy_on_edge): Convert constants to the right mode.
10592 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
10593 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
10595 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
10597 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
10598 scan backwards to try to find a constant to initialize it.
10600 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
10601 insn before the loop_end instruction, don't look past labels.
10603 2009-04-29 Richard Guenther <rguenther@suse.de>
10605 PR middle-end/39937
10606 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
10607 loose type conversions.
10608 (forward_propagate_addr_expr): Fix tuplification bug. Remove
10609 stmts only if there are no uses of its definition.
10611 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
10613 * config/bfin/bfin.h (splitting_loops): Declare.
10614 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
10615 Reorder bit definitions to be ascending.
10616 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
10617 * config/bfin/bfin.c (splitting_loops): New variable.
10618 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
10619 (struct loop_info): Remove members INIT and LOOP_INIT.
10620 (bfin_optimize_loop): Don't set them. Reorder the code that generates
10621 the LSETUP sequence. Allow LC to be loaded from any register, but
10622 also add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
10623 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
10625 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
10626 of reload_completed.
10629 * config/bfin/bfin.md (movsi_insn): Refine constraints.
10631 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
10633 * Makefile.in (PLUGIN_VERSION_H): New.
10634 (OBJS-common): Remove plugin-version.o.
10635 (plugin.o): Depend on (PLUGIN_VERSION_H).
10636 (plugin-version.o): Remove.
10637 * configure: Regenerate
10638 * configure.ac: Create plugin-version.h.
10639 * gcc-plugin.h (plugin_gcc_version): Remove.
10640 (plugin_default_version_check): Change signature.
10641 * plugin-version.c: Remove.
10642 * plugin.c: Include plugin-version.h.
10643 (str_plugin_gcc_version_name): Remove.
10644 (try_init_one_plugin): Pass gcc version to plugin_init.
10645 (plugin_default_version_check): Both gcc and plugin versions are now
10648 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
10650 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
10651 problematic last insns. Test for TYPE_CALL rather than CALL_P.
10652 Remove special case testing for last insn of inner loops. Don't fail
10653 if the loop ends with a jump, emit an extra nop instead.
10655 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
10656 DREGS rather than comparing directly. Remove code that tries to
10657 account for latencies.
10659 2009-04-29 Richard Guenther <rguenther@suse.de>
10661 PR tree-optimization/39941
10662 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
10663 eliminating an indirect call.
10665 2009-04-29 Richard Guenther <rguenther@suse.de>
10667 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
10668 parameter. Allow invariants as base if !require_lvalue.
10669 (verify_gimple_assign_single): Adjust.
10671 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
10673 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
10674 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
10675 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3,
10676 ssubhi3, ssaddhi3_parts and sssubhi3_parts.
10677 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
10679 * config/bfin/bfin.c (bfin_expand_builtin,
10680 case BFIN_BUILTIN_CPLX_SQU): Adjust accordingly.
10682 2009-04-28 Richard Guenther <rguenther@suse.de>
10684 * tree-vect-loop.c (get_initial_def_for_induction): Use
10685 correct types for pointer increment.
10687 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10689 * toplev.c (print_version): Update GMP version string calculation.
10691 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
10693 PR rtl-optimization/39938
10694 * resource.c (init_resource_info): Add call to df_analyze.
10696 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
10698 * config/alpha/alpha.md (usegp): Cast the result of
10699 alpha_find_lo_sum_using_gp to enum attr_usegp.
10700 * config/alpha/alpha.c (override_options): Remove end-of-structure
10701 marker element from cpu_table. Use array size of cpu_table to handle
10702 -mcpu and -mtune options.
10703 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
10705 2009-04-28 Joseph Myers <joseph@codesourcery.com>
10707 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
10708 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
10709 tune_32 and tune_64.
10710 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
10711 support on PowerPC.
10712 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
10713 * config/rs6000/option-defaults.h: ... here. New file.
10714 (OPT_64, OPT_32): Define.
10715 (MASK_64BIT): Define to 0 if not already defined.
10716 (OPT_ARCH64, OPT_ARCH32): Define.
10717 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
10720 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
10722 * config/arm/arm.c (arm_override_options): Emit error on using
10725 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
10727 PR rtl-optimization/39914
10728 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
10729 registers for allocnos created from user-defined variables only
10730 when not optimizing.
10732 2009-04-28 Richard Guenther <rguenther@suse.de>
10734 PR middle-end/39937
10735 * fold-const.c (fold_binary): Use distribute_real_division only
10738 2009-04-28 Steve Ellcey <sje@cup.hp.com>
10740 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
10741 add hpux-stdint.h to tm_file.
10742 (hppa[12]*-*-hpux11*): Ditto.
10743 (ia64*-*-hpux*): Ditto.
10744 * config/hpux-stdint.h: New.
10745 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
10746 __STDC_EXT__ for all compiles.
10747 * config/pa/pa-hpux.h: Ditto.
10748 * config/pa/pa-hpux10.h: Ditto.
10749 * config/pa/pa-hpux11.h: Ditto.
10751 2009-04-28 Catherine Moore <clm@codesourcery.com>
10753 * debug.h (set_name): Add comment.
10755 2009-04-28 Andrew Pinski <pinskia@gmail.com>
10758 * config/darwin.c (machopic_gen_offset): Check
10759 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
10760 * config/arm/arm.c (require_pic_register): Likewise.
10762 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
10764 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
10765 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
10766 m32c_promote_prototypes): Delete.
10768 2009-04-28 Michael Matz <matz@suse.de>
10770 PR middle-end/39922
10771 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
10774 2009-04-28 Richard Guenther <rguenther@suse.de>
10776 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
10778 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
10780 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
10781 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
10782 * config/arm/arm-tune.md: Regenerate.
10784 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
10786 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
10787 block if there are complex incoming edges.
10788 (sel_merge_blocks): Remove useless assert.
10789 (sel_redirect_edge_and_branch): Check that edge was redirected.
10790 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
10791 (sel_find_rgns): Delete declaration.
10792 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
10793 the region when it is not a preheader.
10795 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
10798 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
10800 2009-04-28 Richard Guenther <rguenther@suse.de>
10802 * tree.h (SSA_NAME_VALUE): Remove.
10803 (struct tree_ssa_name): Remove value_handle member.
10804 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
10805 array for jump threading.
10806 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
10808 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
10809 * tree-flow.h (threadedge_initialize_values): Declare.
10810 (threadedge_finalize_values): Likewise.
10811 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
10812 (SSA_NAME_VALUE): Define.
10813 (threadedge_initialize_values): New function.
10814 (threadedge_finalize_values): Likewise.
10815 * tree-ssa-dom.c (ssa_name_values): New global variable.
10816 (SSA_NAME_VALUE): Define.
10817 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
10819 2009-04-28 Ira Rosen <irar@il.ibm.com>
10821 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
10822 Use REPORT_VECTORIZED_LOCATIONS instead
10823 REPORT_VECTORIZED_LOOPS.
10824 * tree-vectorizer.c (vect_verbosity_level): Make static.
10825 (vect_loop_location): Rename to vect_location.
10826 (vect_set_verbosity_level): Update comment.
10827 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
10829 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
10830 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
10831 instead REPORT_UNVECTORIZED_LOOPS.
10832 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def
10833 and vect_loop_def to vect_external_def and vect_internal_def.
10834 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
10835 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
10836 REPORT_UNVECTORIZED_LOCATIONS.
10837 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
10838 and vect_used_in_loop and to vect_unused_in_scope and
10839 vect_used_in_scope.
10840 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
10841 (vect_verbosity_level): Remove declaration.
10842 (vect_analyze_operations): Likewise.
10843 (vect_analyze_stmt): Declare.
10844 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
10845 REPORT_UNVECTORIZED_LOCATIONS.
10846 (vect_get_loop_niters): Fix indentation.
10847 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
10848 (vect_analyze_loop_operations): New function.
10849 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
10850 vect_analyze_operations.
10851 (vect_is_simple_reduction): Use new names.
10852 (vectorizable_live_operation, vect_transform_loop): Likewise.
10853 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value
10854 to specify whether the data references can be a part of interleaving
10856 (vect_analyze_data_ref_dependence): Use new names.
10857 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
10858 (vect_create_addr_base_for_vector_ref): Remove redundant code.
10859 * tree-vect-patterns.c (widened_name_p): Use new names.
10860 (vect_recog_dot_prod_pattern): Likewise.
10861 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
10862 (process_use, vect_mark_stmts_to_be_vectorized,
10863 vect_model_simple_cost, vect_model_store_cost,
10864 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
10865 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
10866 vectorizable_operation, vectorizable_type_demotion,
10867 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
10868 vectorizable_condition): Likewise.
10869 (vect_analyze_operations): Split into vect_analyze_loop_operations
10871 (vect_analyze_stmt): ... new function.
10872 (new_stmt_vec_info): Use new names.
10873 (vect_is_simple_use): Use new names and fix comment.
10874 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
10875 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
10877 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
10880 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
10881 and integer modes for x87 operands. Do not ICE for unsupported size,
10882 generate error instead. Generate error for unsupported operand types.
10883 ['z']: Do not handle HImode memory operands specially. Warning
10884 for floating-point operands. Fallthru to 'Z' for unsupported operand
10885 types. Do not ICE for unsupported size, generate error instead.
10886 (output_387_binary_op): Use %Z to output operands.
10887 (output_fp_compare): Ditto.
10888 (output_387_reg_move): Ditto.
10890 2009-04-28 Ben Elliston <bje@au.ibm.com>
10895 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10897 * builtins.c (c_strlen): Do not warn here.
10898 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
10899 * c-common.c (pointer_int_sum): Take an explicit location.
10900 Warn about offsets out of bounds.
10901 * c-common.h (pointer_int_sum): Adjust declaration.
10903 2009-04-27 Ian Lance Taylor <iant@google.com>
10905 * collect2.c (is_ctor_dtor): Change type of ret field in struct
10907 * dce.c (run_fast_df_dce): Change type of old_flags to int.
10908 * df-core.c (df_set_flags): Change return type to int. Change
10909 type of old_flags to int.
10910 (df_clear_flags): Likewise.
10911 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
10912 (df_get_conditional_uses): Likewise.
10913 * df.h (df_set_flags, df_clear_flags): Update declarations.
10914 * dwarf2out.c (struct indirect_string_node): Change type of form
10915 field to enum dwarf_form.
10916 (AT_string_form): Change return type to enum dwarf_form.
10917 * fixed-value.c (fixed_compare): Add cast to enum type.
10918 * fwprop.c (update_df): Change 0 to VOIDmode.
10919 * gensupport.c: Change 0 to UNKNOWN.
10920 * gimple.h (gimple_cond_code): Add cast to enum type.
10921 * haifa-sched.c (reemit_notes): Add cast to enum type.
10922 * hooks.c (hook_int_void_no_regs): Remove function.
10923 * hooks.h (hook_int_void_no_regs): Remove declaration.
10924 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
10925 * predict.c (combine_predictions_for_insn): Add casts to enum type.
10926 * real.c (real_arithmetic): Add cast to enum type.
10927 (real_compare): Likewise.
10928 * target.h (struct gcc_target): Change return type of
10929 branch_target_register_class to enum reg_class.
10930 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
10931 default_branch_target_register_class.
10932 * targhooks.c (default_branch_target_register_class): New function.
10933 * targhooks.h (default_branch_target_register_class): Declare.
10934 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
10935 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
10937 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
10939 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
10940 vect_uninitialized_def. Change 0 to ERROR_MARK.
10941 * tree-vect-stmts.c (supportable_widening_operation): Don't
10942 initialize icode1 and icode2.
10943 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
10944 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
10946 (cmn_err_flag_specs): Change 0 to STD_C89.
10947 (cmn_err_char_table): Likewise.
10948 * config/arm/arm.c (get_arm_condition_code): Change type of code
10949 to enum arm_cond_code.
10950 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
10951 (IWMMXT_BUILTIN2): Likewise.
10952 (neon_builtin_type_bits): Don't define typedef.
10953 (neon_builtin_datum): Change type of bits field to int.
10954 (arm_expand_neon_args): Add cast to enum type.
10955 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
10957 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
10958 casts to enum type.
10959 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
10961 * config/mips/mips.md (jal_macro): Return enum constant.
10962 (single_insn): Likewise.
10963 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
10965 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
10966 casts to enum type.
10967 * config/s390/s390.c (s390_tune_flags): Change type to int.
10968 (s390_arch_flags): Likewise.
10969 (s390_handle_arch_option): Change flags field of struct pta to int.
10970 * config/s390/s390.h (s390_tune_flags): Update declaration.
10971 (s390_arch_flags): Likewise.
10972 * config/sh/sh.c (prepare_move_operands): Compare
10973 tls_symbolic_operand result with enum constant.
10974 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
10975 (sh_expand_prologue): Add cast to enum type.
10976 (sh_expand_epilogue): Likewise.
10977 (tls_symbolic_operand): Change return type to enum tls_model.
10978 (fpscr_set_from_mem): Add cast to enum type.
10979 (legitimize_pic_address): Compare tls_symbolic_operand result with
10981 (sh_target_reg_class): Change return type to enum reg_class.
10982 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
10984 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
10985 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
10986 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
10987 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
10988 (delayed_branch, tls_call_delay): Likewise.
10989 (eligible_for_sibcall_delay): Likewise.
10990 (eligible_for_return_delay): Likewise.
10991 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
10992 (spu_expand_builtin_1): Likewise.
10994 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
10995 for all types of conversions.
10996 (output_init_element): Issue -Wc++-compat warning if needed when
10997 initializing a bitfield with enum type.
10998 * c-parser.c (c_parser_expression): Set original_type to
10999 original_type of right hand operand of comman operator.
11001 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11003 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
11005 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
11006 * doc/cpp.texi (Standard Predefined Macros)
11007 (Implementation-defined behavior): Likewise.
11008 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
11009 * doc/gimple.texi (GIMPLE Exception Handling)
11010 (@code{GIMPLE_ASSIGN}): Likewise.
11011 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
11012 * doc/invoke.texi (Warning Options, Optimize Options)
11013 (AVR Options, Darwin Options): Likewise.
11014 (Optimize Options): Reformulate -fwhole-program description.
11015 * doc/loop.texi (Lambda): Likewise.
11016 * doc/md.texi (Output Template, Define Constraints)
11017 (Standard Names, Insn Splitting): Likewise.
11018 * doc/options.texi (Option properties): Likewise.
11019 * doc/passes.texi (Tree-SSA passes): Likewise.
11020 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
11021 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
11022 (File Names and DBX): Likewise.
11023 * doc/trouble.texi (Incompatibilities): Likewise.
11025 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
11027 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
11028 instruction is correct.
11030 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
11032 Allow non-constant arguments to conversion intrinsics.
11033 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
11034 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
11035 * spu.c (print_operand): Handle 'v' and 'w'.
11036 (exp2_immediate_p, spu_gen_exp2): Define.
11037 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
11038 spu_convtf_1): Update parameter descriptions.
11039 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
11040 * constraints.md ('v', 'w'): New.
11041 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
11043 (i2f, I2F): New define_mode_attr.
11044 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
11045 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
11046 fixuns_truncv4sfv4si2): Update to use mode attribute.
11047 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
11048 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
11049 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
11050 patterns for combine.
11052 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
11054 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
11055 (cprop, hoist, pre, store_motion): New debug counters.
11056 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
11057 is not an RTL pass anymore.
11058 (pass_profiling): Remove extern decl for pass removed in 2005.
11059 (pass_gcse, pass_jump_bypass): Remove.
11060 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
11061 to 0 for clean state.
11062 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
11063 * cse.c (gate_handle_cse_after_global_opts,
11064 rest_of_handle_cse_after_global_opts): New functions.
11065 (pass_cse_after_global_opts): New pass, does local CSE.
11066 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
11067 (TV_CPROP): New timevar.
11068 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
11069 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
11070 (gcse_main, recompute_all_luids): Remove.
11071 (compute_hash_table_work): Call max_reg_num instead of reading
11073 (cprop_jump): Don't set run_jump_opt_after_gcse.
11074 (constprop_register): Always allow to alter jumps.
11075 (cprop_insn): Likewise.
11076 (do_local_cprop): Likewise.
11077 (local_cprop_pass): Likewise. Return non-zero if something changed.
11078 (cprop): Remove function, fold interesting bits into one_cprop_pass.
11079 (find_implicit_sets): Add note about missed optimization opportunity.
11080 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
11081 pass_rtl_cprop execute function.
11082 Don't bother tracking the pass number, each pass gets its own dumpfile
11084 Always allow to alter jumpsand bypass jumps.
11085 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
11086 will just find no suitable set.
11087 (pre_edge_insert): Fix dumping, this function is for PRE only.
11088 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
11089 pass_rtl_pre execute function.
11090 (hoist_code): Return non-zero if something changed. Keep track of
11091 substitutions and insertions for statistics gathering similar to PRE.
11092 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
11093 called from the pass_rtl_hoist execute function. Show pass statistics.
11094 (compute_store_table): Use max_reg_num directly instead of using the
11095 formerly global max_gcse_regno.
11096 (build_store_vectors): Likewise.
11097 (replace_store_insn): Fix dumping.
11098 (store_motion): Rename to ...
11099 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
11100 pass, called from the pass_rtl_store_motion execute function. Keep
11101 track of substitutions and insertions for statistics gathering similar
11103 (bypass_jumps): Remove, fold interesting bits into ...
11104 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
11105 from the pass_rtl_cprop execute function.
11106 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
11107 pass_jump_bypass): Remove.
11108 (gate_handle_gcse, rest_of_handle_gcse): Remove.
11109 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
11110 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
11111 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
11112 (gate_rtl_store_motion, execute_rtl_store_motion,
11113 pass_rtl_store_motion): New.
11114 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
11115 make it clear that -fcse-skip-blocks is a no-op for backward compat.
11116 * passes.c (init_optimization_passes): Remove pass_gcse and
11117 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
11118 and cse_after_global_opts in place of pass_gcse. Schedule cprop
11119 instead of pass_jump_bypass.
11121 2009-04-27 Richard Guenther <rguenther@suse.de>
11123 PR middle-end/39928
11124 * gimplify.c (gimplify_expr): If we are required to create
11125 a temporary make sure it ends up as register.
11127 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
11130 * config/i386/i386.c (construct_container): Don't call
11131 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
11132 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
11134 2009-04-27 Michael Matz <matz@suse.de>
11136 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
11137 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
11138 * tree-ssa-live.h: (find_replaceable_exprs): Return a bitmap.
11139 (dump_replaceable_exprs): Take a bitmap.
11140 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
11142 (expand_gimple_basic_block): Likewise.
11143 * tree-ssa-ter.c (struct temp_expr_table_d): Make
11144 replaceable_expressions member a bitmap.
11145 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
11146 (mark_replaceable): Likewise.
11147 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
11148 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
11150 2009-04-27 Richard Guenther <rguenther@suse.de>
11152 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
11153 (verify_stmts): Dispatch to gimple/type verification code.
11154 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
11155 issue with call argument types.
11157 2009-04-27 Michael Matz <matz@suse.de>
11159 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
11160 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
11163 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
11164 Eric Botcazou <ebotcazou@adacore.com>
11166 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
11167 a label's basic block.
11168 (mark_target_live_regs): Tidy and rework obsolete comments.
11169 Change back DF problem to LIVE. If a label starts a basic block,
11170 assume that all registers that used to be live then still are.
11171 (init_resource_info): If a label starts a basic block, set its
11172 BLOCK_FOR_INSN accordingly.
11173 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
11175 2009-04-27 Richard Guenther <rguenther@suse.de>
11177 * tree-flow-inline.h (function_ann): Remove.
11178 (get_function_ann): Likewise.
11179 * tree-dfa.c (create_function_ann): Remove.
11180 * tree-flow.h (struct static_var_ann_d): Remove.
11181 (struct function_ann_d): Likewise.
11182 (union tree_ann_d): Remove fdecl member.
11183 (function_ann_t): Remove.
11184 (function_ann, get_function_ann, create_function_ann): Remove
11187 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
11189 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
11191 2009-04-27 Jan Hubicka <jh@suse.cz>
11193 * ipa-pure-const.c (struct funct_state_d): New fields
11194 state_previously_known, looping_previously_known; remove
11195 state_set_in_source.
11196 (analyze_function): Use new fields.
11197 (propagate): Avoid assumption that state_set_in_source imply
11200 * tree-ssa-loop-niter.c (finite_loop_p): New function.
11201 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
11202 * cfgloop.h (finite_loop_p): Declare.
11204 2009-04-26 Michael Matz <matz@suse.de>
11206 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
11208 2009-04-26 Michael Matz <matz@suse.de>
11210 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
11211 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
11212 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
11213 pass_mark_used_blocks): Remove.
11214 * tree-optimize.c (pass_free_datastructures,
11215 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
11216 * passes.c (init_optimization_passes): Don't call
11217 pass_mark_used_blocks, remove dead code.
11219 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
11221 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
11222 * tree-ssa-live.h (register_ssa_partition): Likewise.
11224 2009-04-26 Michael Matz <matz@suse.de>
11227 * builtins.c (fold_builtin_next_arg): Handle SSA names.
11228 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
11229 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
11231 (compare_pairs): Swap cost comparison.
11232 (coalesce_ssa_name): Don't use change_partition_var.
11233 * tree-nrv.c (struct nrv_data): Add modified member.
11234 (finalize_nrv_r): Set it.
11235 (tree_nrv): Use it to update statements.
11236 (pass_nrv): Require PROP_ssa.
11237 * tree-mudflap.c (mf_decl_cache_locals,
11238 mf_build_check_statement_for): Use make_rename_temp.
11239 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
11240 * alias.c (find_base_decl): Handle SSA names.
11241 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
11242 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
11243 * rtl.h (set_reg_attrs_for_parm): Declare.
11244 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
11245 to "optimized", remove unused locals at finish.
11246 (execute_free_datastructures): Make global, call
11247 delete_tree_cfg_annotations.
11248 (execute_free_cfg_annotations): Don't call
11249 delete_tree_cfg_annotations.
11251 * ssaexpand.h: New file.
11252 * expr.c (toplevel): Include ssaexpand.h.
11253 (expand_assignment): Handle SSA names the same as register variables.
11254 (expand_expr_real_1): Expand SSA names.
11255 * cfgexpand.c (toplevel): Include ssaexpand.h.
11256 (SA): New global variable.
11257 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
11258 (SSAVAR): New macro.
11259 (set_rtl): New helper function.
11260 (add_stack_var): Deal with SSA names, use set_rtl.
11261 (expand_one_stack_var_at): Likewise.
11262 (expand_one_stack_var): Deal with SSA names.
11263 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
11264 before unique numbers.
11265 (expand_stack_vars): Use set_rtl.
11266 (expand_one_var): Accept SSA names, add asserts for them, feed them
11267 to above subroutines.
11268 (expand_used_vars): Expand all partitions (without default defs),
11269 then only the local decls (ignoring those expanded already).
11270 (expand_gimple_cond): Remove edges when jumpif() expands an
11271 unconditional jump.
11272 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
11273 or remove abnormal edges. Ignore insns setting the LHS of a TERed
11275 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
11276 members of SA; deal with PARM_DECL partitions here; expand
11277 all PHI nodes, free tree datastructures and SA. Commit instructions
11278 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
11279 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
11280 info and statements at start, collect garbage at finish.
11281 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
11282 (VAR_ANN_PARTITION) Remove.
11283 (change_partition_var): Don't declare.
11284 (partition_to_var): Always return SSA names.
11285 (var_to_partition): Only accept SSA names.
11286 (register_ssa_partition): Only check argument.
11287 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
11289 (delete_var_map): Don't free it.
11290 (var_union): Only accept SSA names, simplify.
11291 (partition_view_init): Mark only useful SSA names as used.
11292 (partition_view_fini): Only deal with SSA names.
11293 (change_partition_var): Remove.
11294 (dump_var_map): Use ssa_name instead of partition_to_var member.
11295 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
11297 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
11298 (struct _elim_graph): New member const_dests; nodes member vector of
11300 (set_location_for_edge): New static helper.
11301 (create_temp): Remove.
11302 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
11303 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
11304 (new_elim_graph): Allocate const_dests member.
11305 (clean_elim_graph): Truncate const_dests member.
11306 (delete_elim_graph): Free const_dests member.
11307 (elim_graph_size): Adapt to new type of nodes member.
11308 (elim_graph_add_node): Likewise.
11309 (eliminate_name): Likewise.
11310 (eliminate_build): Don't take basic block argument, deal only with
11311 partition numbers, not variables.
11312 (get_temp_reg): New static helper.
11313 (elim_create): Use it, deal with RTL temporaries instead of trees.
11314 (eliminate_phi): Adjust all calls to new signature.
11315 (assign_vars, replace_use_variable, replace_def_variable): Remove.
11316 (rewrite_trees): Only do checking.
11317 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
11318 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
11319 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
11320 contains_tree_r, MAX_STMTS_IN_LATCH,
11321 process_single_block_loop_latch, analyze_edges_for_bb,
11322 perform_edge_inserts): Remove.
11323 (expand_phi_nodes): New global function.
11324 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
11325 functions, initialize new parameter, remember partitions having a
11327 (finish_out_of_ssa): New global function.
11328 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
11329 don't reset in_ssa_p here, don't disable TER when mudflap.
11330 (pass_del_ssa): Remove.
11331 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
11333 (execute_free_datastructures): Declare.
11334 * Makefile.in (SSAEXPAND_H): New variable.
11335 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
11336 * basic-block.h (commit_one_edge_insertion): Declare.
11337 * passes.c (init_optimization_passes): Move pass_nrv and
11338 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
11339 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
11340 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
11341 (redirect_branch_edge): Deal with super block when expanding, split
11342 out jump patching itself into ...
11343 (patch_jump_insn): ... here, new static helper.
11345 2009-04-26 Michael Matz <matz@suse.de>
11347 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
11348 beyond num_ssa_names.
11349 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
11350 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
11352 2009-04-26 Jakub Jelinek <jakub@redhat.com>
11354 PR inline-asm/39543
11355 * fwprop.c (forward_propagate_asm): New function.
11356 (forward_propagate_and_simplify): Propagate also into __asm, if it
11357 doesn't increase the number of referenced registers.
11360 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
11362 2009-04-26 Jakub Jelinek <jakub@redhat.com>
11364 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
11365 note_nonlocal_vla_type for nonlocal VLAs.
11366 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
11367 contains_remapped_vars, remap_vla_decls): New functions.
11368 (convert_nonlocal_reference_stmt): If not optimizing, call
11369 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
11370 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
11371 if it wasn't found in var_map.
11372 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
11373 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
11374 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
11376 * gimplify.c (nonlocal_vlas): New variable.
11377 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
11379 (gimplify_body): Create and destroy nonlocal_vlas.
11381 * dwarf2out.c (loc_descr_plus_const): New function.
11382 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
11383 mem_loc_descriptor, loc_descriptor_from_tree_1,
11384 descr_info_loc, gen_variable_die): Use it.
11386 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
11387 !TREE_STATIC VAR_DECLs.
11388 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
11389 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
11390 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
11391 DECL_BY_REFERENCE is valid.
11392 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
11393 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
11394 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
11395 Copy DECL_BY_REFERENCE.
11396 (struct nesting_copy_body_data): New type.
11397 (nesting_copy_decl): New function.
11398 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
11399 if they have variable length.
11401 2009-04-26 Michael Matz <matz@suse.de>
11403 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
11404 mark new temporaries for renaming.
11406 2009-04-26 Joseph Myers <joseph@codesourcery.com>
11409 * c-decl.c (global_bindings_p): Return negative value.
11410 (c_variable_size): New. Based on variable_size from
11412 (grokdeclarator): Call c_variable_size not variable_size.
11414 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
11416 * config/i386/i386.c (print_operand) ['z']: Fix typo.
11418 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
11420 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
11421 Redefine it to just use mingw/include.
11422 (ASM_SPEC): Rules for -m32 and -m64.
11423 (LINK_SPEC): Use Likewise.
11424 (SPEC_32): New define.
11425 (SPEC_64): Likewise.
11426 (SUB_LINK_SPEC): Likewise.
11427 (MULTILIB_DEFAULTS): New define.
11428 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
11429 Add multilib options.
11430 (MULTILIB_DIRNAMES): Likewise.
11431 (MULTILIB_OSDIRNAMES): Likewise.
11432 (LIBGCC): Likewise.
11433 (INSTALL_LIBGCC): Likewise.
11435 2009-04-26 Joseph Myers <joseph@codesourcery.com>
11438 * c-tree.h (enum c_inline_static_type): New.
11439 (record_inline_static): Declare.
11440 * c-decl.c (struct c_inline_static, c_inline_statics,
11441 record_inline_static, check_inline_statics): New.
11442 (pop_file_scope): Call check_inline_statics.
11443 (start_decl): Call record_inline_static instead of pedwarning
11444 directly for static in inline function.
11445 * c-typeck.c (build_external_ref): Call record_inline_static
11446 instead of pedwarning directly for static referenced in inline
11449 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
11451 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
11452 not new but only being rescanned.
11453 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
11454 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
11455 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
11456 record_set_info, compute_set, grealloc): Remove.
11457 (recompute_all_luids): New function.
11458 (gcse_main): Don't compute sets, and don't do related memory
11459 allocations/free-ing. If something changed before the end of the
11460 pass, update LUIDs using recompute_all_luids.
11461 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
11462 (free_gcse_mem): Don't free it either.
11463 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
11464 Use the df insn LUIDs.
11465 (load_killed_in_block): Likewise.
11466 (compute_hash_table_work): Don't compute reg_set_in_block.
11467 (compute_transp): Use DF_REG_DEF_CHAINs.
11468 (local_cprop_pass): Don't use compute_sets and related functions.
11469 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
11470 Use get_max_uid() instead of max_cuid.
11471 (insert_insn_end_basic_block, pre_insert_copy_insn,
11472 update_ld_motion_stores): Don't try to
11473 keep reg_set tables up to date.
11474 (pre_insert_copies): Use df insn LUIDs.
11475 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
11476 (reg_set_info): Don't use extra bitmap argument.
11477 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
11478 information to compute regs_set_in_block.
11479 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
11480 (bypass_jumps): Don't use compute_sets and friends.
11482 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11485 * opts.c (undocumented_msg): Do not leave blank even with
11488 2009-04-25 Joseph Myers <joseph@codesourcery.com>
11490 * c-decl.c (build_enumerator): Allow values folding to integer
11491 constants but not integer constant expressions with a pedwarn if
11494 2009-04-25 Joseph Myers <joseph@codesourcery.com>
11497 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
11498 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
11499 type is an integer constant.
11501 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
11504 * config/i386/i386.c (print_operand) ['z']: Revert handling of
11507 2009-04-25 Joseph Myers <joseph@codesourcery.com>
11510 * c-decl.c (grokdeclarator): Diagnose declarations of functions
11511 with variably modified return type and no storage class
11512 specifiers, except for the case of nested functions. Distinguish
11513 extern declarations of functions with variably modified return
11514 types from those of objects with variably modified types.
11516 2009-04-25 Jan Hubicka <jh@suse.cz>
11518 * tree.c (list_equal_p): New function.
11519 * tree.h (list_equal_p): Declare.
11520 * coretypes.h (edge_def, edge, const_edge, basic_block_def
11521 basic_block_def, basic_block, const_basic_block): New.
11522 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
11523 (redirect_eh_edge): New function.
11524 (make_eh_edge_update_phi): EH edges are not abnormal.
11525 * except.c: Include tree-flow.h.
11526 (list_match): New function.
11527 (eh_region_replaceable_by_p): New function.
11528 (replace_region): New function.
11529 (hash_type_list): New function.
11530 (hash_eh_region): New function.
11531 (eh_regions_equal_p): New function.
11532 (merge_peers): New function.
11533 (remove_unreachable_regions): Verify EH tree when checking;
11535 (copy_eh_region_1): New function.
11536 (copy_eh_region): New function.
11537 (push_reachable_handler): New function.
11538 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
11539 regions without label but with live RESX.
11540 * except.h (redirect_eh_edge_to_label): New.
11541 * tree-flow.h (redirect_eh_edge): New.
11542 * coretypes.h (edge_def, edge, const_edge, basic_block_def
11543 basic_block_def, basic_block, const_basic_block): Remove.
11544 * Makefile.in (except.o): Add dependency on tree-flow.h
11545 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
11546 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
11549 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
11552 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
11553 on the destination of memcpy.
11555 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
11557 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
11558 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
11559 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
11561 2009-04-25 Jan Hubicka <jh@suse.cz>
11563 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
11564 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
11565 to be reached by different label than left.
11566 (update_eh_edges): Update comment; remove edge_to_remove if possible
11567 and return true if suceeded.
11568 (cleanup_empty_eh): Accept sharing map; handle shared regions.
11569 (cleanup_eh): Compute sharing map.
11570 * except.c (remove_eh_handler_and_replace): Add argument if we should
11572 (remove_unreachable_regions): Update for label sharing.
11573 (label_to_region_map): Likewise.
11574 (get_next_region_sharing_label): New function.
11575 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
11577 (remove_eh_handler): Update.
11578 (remove_eh_region_and_replace_by_outer_of): New function.
11579 * except.h (struct eh_region): Add next_region_sharing_label.
11580 (remove_eh_region_and_replace_by_outer_of,
11581 get_next_region_sharing_label): Declare.
11582 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
11584 2009-04-25 Jan Hubicka <jh@suse.cz>
11586 * tree-cfg.c (split_critical_edges): Split also edges where we can't
11587 insert code even if they are not critical.
11589 2009-04-25 Jan Hubicka <jh@suse.cz>
11591 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
11592 (gimple_can_remove_branch_p): EH edges won't remove branch by
11594 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
11595 updating of non-abnormal EH edges.
11596 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
11597 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
11598 (split_critical_edges): Split also edges where emitting code on them
11599 will lead to splitting later.
11601 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
11602 H.J. Lu <hongjiu.lu@intel.com>
11605 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
11606 the configured assembler supports fildq and fistpq mnemonics.
11607 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
11608 * configure: Regenerated.
11609 * config.in: Ditto.
11611 * config/i386/i386.c (print_operand): Handle 'Z'.
11612 ['z']: Remove handling of special fild/fist suffixes.
11613 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
11614 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
11615 suffix of fild insn.
11616 (*floatsi<mode>2_vector_mixed): Ditto.
11617 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
11618 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
11619 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
11620 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
11621 * config/i386/gas.h (GAS_MNEMONICS): Remove.
11623 2009-04-25 Ben Elliston <bje@au.ibm.com>
11625 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
11626 the source of a set operation.
11628 2009-04-25 Anatoly Sokolov <aesok@post.ru>
11630 * target.h (struct gcc_target): Add case_values_threshold field.
11631 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
11632 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
11633 * targhooks.c (default_case_values_threshold): New function.
11634 * targhooks.h (default_case_values_threshold): Declare function.
11635 * stmt.c (expand_case): Use case_values_threshold target hook.
11636 * expr.h (case_values_threshold): Remove declartation.
11637 * expr.c (case_values_threshold): Remove function.
11638 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
11640 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
11641 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
11642 (avr_case_values_threshold): Declare as static.
11643 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
11645 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
11646 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
11647 (mn10300_case_values_threshold): New function.
11649 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
11651 * ira.c (setup_cover_and_important_classes): Add enum cast.
11653 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
11655 * genpreds.c (write_enum_constraint_num): Output definition of
11656 CONSTRAINT_NUM_DEFINED_P macro.
11657 * ira.c (setup_cover_and_important_classes): Use
11658 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
11660 2009-04-24 DJ Delorie <dj@redhat.com>
11662 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
11663 __SH2A_SINGLE_ONLY__ also.
11665 2009-04-24 Steve Ellcey <sje@cup.hp.com>
11667 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
11668 (movdf_internal): Ditto.
11669 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
11670 SFmode and DFmode constants.
11671 (ia64_print_operand): Add 'G' format for printing
11672 floating point constants.
11674 2009-04-24 Richard Guenther <rguenther@suse.de>
11676 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
11677 from unsigned additions.
11679 2009-04-24 Joseph Myers <joseph@codesourcery.com>
11681 * c-typeck.c (set_init_index): Allow array designators that are
11682 not integer constant expressions with a pedwarn if pedantic.
11684 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
11686 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
11687 zero if no overlap in nonzero bits between the operands.
11689 2009-04-24 Ian Lance Taylor <iant@google.com>
11691 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
11692 (record_dead_and_set_regs): Likewise.
11693 * df.h (struct df_mw_hardreg): Change flags field to int.
11694 (struct df_base_ref): Likewise.
11695 (struct df): Change changeable_flags field to int.
11696 * df-scan.c (df_defs_record): Change clobber_flags to int.
11697 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
11698 constants rather than #define macros.
11699 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
11700 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
11701 (enum dwarf_calling_convention): Likewise.
11702 (enum dwarf_line_number_x_ops): Likewise.
11703 (enum dwarf_call_frame_info): Likewise.
11704 (enum dwarf_source_language): Likewise.
11705 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
11706 (add_calling_convention_attribute): Likewise.
11707 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
11708 (combine_comparisons): Change compcode to int. Add cast to enum type.
11709 * genrecog.c (maybe_both_true_2): Change c to int.
11710 (write_switch): Likewise. Add cast to enum type.
11711 * gimplify.c (gimplify_omp_for): Handle return values from
11712 gimplify_expr using MIN rather than bitwise or.
11713 (gimplify_expr): Add cast to enum type.
11714 * ipa-prop.c (update_jump_functions_after_inlining): Change
11715 IPA_BOTTOM to IPA_JF_UNKNOWN.
11716 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
11717 Add casts to enum type.
11718 (setup_cover_and_important_classes): Change cl to int. Add casts
11720 (setup_class_translate): Change cl and mode to int.
11721 (ira_init_once): Change mode to int.
11722 (free_register_move_costs): Likewise.
11723 (setup_prohibited_mode_move_regs): Add casts to enum type.
11724 * langhooks.c (add_builtin_function_common): Rework assertion that
11725 value fits bitfield.
11726 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
11727 * omega.c (omega_do_elimination): Avoid math on enum types.
11728 * optabs.c (expand_vec_shift_expr): Remove casts to int.
11729 * opts.c (set_debug_level): Change 2 to enum constant. Use new
11730 int local to handle integral_argment value.
11731 * regmove.c (try_auto_increment): Change PUT_MODE to
11733 * reload.c (push_secondary_reload): Add casts to enum type.
11734 (secondary_reload_class, find_valid_class): Likewise.
11735 * reload1.c (emit_input_reload_insns): Likewise.
11736 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
11737 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
11738 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
11740 * tree.c (build_common_builtin_nodes): Add casts to enum type.
11741 * tree-complex.c (complex_lattice_t): Typedef to int rather than
11743 (expand_complex_libcall): Add casts to enum type.
11744 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
11745 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
11746 with ERROR_MARK, not NUM_TREE_CODES.
11747 (vect_create_epilog_for_reduction): Likewise.
11748 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
11749 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
11750 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
11752 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
11753 vect_unused_in_loop. Change 0 to loop_vect.
11754 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
11755 * var-tracking.c (get_init_value): Change return type to enum
11757 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
11758 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
11760 (arm_override_options): Add casts to enum type.
11761 (arm_emit_tls_decoration): Likewise.
11762 * config/i386/i386.c (ix86_function_specific_restore): Add casts
11764 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
11765 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
11766 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
11768 * config/s390/s390.c (code_for_builtin_64): Change to array of
11770 (code_for_builtin_31): Likewise.
11771 (s390_expand_builtin): Change code_for_builtin to enum insn_code
11773 * config/sparc/sparc.c (sparc_override_options): Change value
11774 field in struct code_model to enum cmodel. In initializer change
11775 0 to NULL and add cast to enum type.
11777 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
11778 Change all callers. Issue a -Wc++-compat warning using
11779 lhs_origtype if necessary.
11780 (convert_for_assignment): Issue -Wc++-compat warnings about
11781 invalid conversions to enum type on assignment.
11782 * c-common.h (build_modify_expr): Update declaration.
11784 2009-04-24 Nick Clifton <nickc@redhat.com>
11786 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
11787 (function_arg_advance): Likewise.
11788 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
11791 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
11793 * config/s390/constraints.md ('I', 'J'): Fix condition.
11795 2009-04-24 Diego Novillo <dnovillo@google.com>
11797 * gengtype-parse.c (parse_error): Add newline after message.
11799 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
11801 * config/i386/sse.md (avxmodesuffixs): Removed.
11802 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
11803 (*avx_pinsr<ssevecsize>): This.
11805 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
11807 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
11808 follow chains of regs with a single definition, and allow expressions
11809 that are function_invariant_p.
11810 (simple_rhs_p): Allow expressions that are function_invariant_p.
11812 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
11814 PR middle-end/39867
11815 * fold-const.c (fold_cond_expr_with_comparison): When folding
11816 > and >= to MAX, make sure the MAX uses the same type as the
11817 comparison's operands.
11819 2009-04-24 Nick Clifton <nickc@redhat.com>
11821 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
11822 addressing for DImode accesses.
11823 (frv_print_operand_address): Handle PLUS case.
11824 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
11826 2009-04-24 Jakub Jelinek <jakub@redhat.com>
11828 PR rtl-optimization/39794
11829 * alias.c (canon_true_dependence): Add x_addr argument.
11830 * rtl.h (canon_true_dependence): Adjust prototype.
11831 * cse.c (check_dependence): Adjust canon_true_dependence callers.
11832 * cselib.c (cselib_invalidate_mem): Likewise.
11833 * gcse.c (compute_transp): Likewise.
11834 * dse.c (scan_reads_nospill): Likewise.
11835 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
11836 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
11837 canon_base_addr of the group, plus optional offset.
11838 (struct group_info): Rename canon_base_mem to
11840 (get_group_info): Set canon_base_addr to canon_rtx of base, not
11841 canon_rtx of base_mem.
11843 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
11845 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
11846 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
11848 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
11850 * config/spu/spu-builtins.h: Delete file.
11852 * config/spu/spu.h (enum spu_builtin_type): Move here from
11854 (struct spu_builtin_description): Likewise. Add GTY marker.
11855 Do not use enum spu_function_code or enum insn_code.
11856 (spu_builtins): Add extern declaration.
11858 * config/spu/spu.c: Do not include "spu-builtins.h".
11859 (enum spu_function_code, enum spu_builtin_type_index,
11860 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
11861 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
11862 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
11863 unsigned_V2DI_type_node): Move here from spu-builtins.h.
11864 (spu_builtin_types): Make static. Add GTY marker.
11865 (spu_builtins): Add extern declaration with GTY marker.
11866 Include "gt-spu.h".
11868 * config/spu/spu-c.c: Do not include "spu-builtins.h".
11869 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
11870 Check programmatically whether all parameters are scalar.
11872 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
11874 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
11876 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
11877 assignment from the constructor either if the target is volatile.
11879 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
11881 * config/arm/arm.md (insv): Do not share operands[0].
11883 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
11885 * config/vxlib-tls.c (active_tls_threads): Delete.
11886 (delete_hook_installed): New.
11887 (tls_delete_hook): Don't delete the delete hook.
11888 (tls_destructor): Delete it here.
11889 (__gthread_set_specific): Adjust installing the delete hook.
11890 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
11891 __gthread_leave_tsd_dtor_context.
11893 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
11895 * c-format.c (gcc_tdiag_char_table): Add support for %E.
11897 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
11899 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
11901 (alpha_rtx_costs): Ditto.
11902 (emit_unlikely_jump): Use add_reg_note.
11903 (emit_frame_store_1): Ditto.
11904 (alpha_expand_prologue): Ditto.
11905 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
11906 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
11908 2009-04-23 Nick Clifton <nickc@redhat.com>
11910 * config/v850/v850.md (epilogue): Remove suppressed code.
11911 (return): Rename to return_simple and remove test of frame size.
11912 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
11913 to gen_return_simple.
11915 2009-04-22 Jing Yu <jingyu@google.com>
11918 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
11920 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
11923 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
11924 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
11925 value is a VECTOR_CST, the element type is the element type of the
11928 2009-04-22 DJ Delorie <dj@redhat.com>
11930 * config/m32c/m32c.h: Update GTY annotations to new syntax.
11932 2009-04-22 Jakub Jelinek <jakub@redhat.com>
11934 * alias.c (find_base_term): Move around LO_SUM case, so that
11935 CONST falls through into PLUS/MINUS handling.
11938 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
11939 into 0, use omit_one_operand.
11941 2009-04-23 Ben Elliston <bje@au.ibm.com>
11943 * config/rs6000/linux-unwind.h (get_regs): Remove type
11944 puns. Change the type of `pc' to an array of unsigned ints and
11945 update all users. Constify frame24.
11947 2009-04-22 DJ Delorie <dj@redhat.com>
11949 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
11950 declarations before code.
11951 (current_function_special_page_vector): Likewise.
11952 (m32c_expand_insv): Silence a warning.
11954 2009-04-21 Taras Glek <tglek@mozilla.com>
11956 * alias.c: Update GTY annotations to new syntax.
11957 * basic-block.h: Likewise.
11958 * bitmap.h: Likewise.
11959 * c-common.h: Likewise.
11960 * c-decl.c: Likewise.
11961 * c-parser.c: Likewise.
11962 * c-pragma.c: Likewise.
11963 * c-tree.h: Likewise.
11964 * cfgloop.h: Likewise.
11965 * cgraph.h: Likewise.
11966 * config/alpha/alpha.c: Likewise.
11967 * config/arm/arm.h: Likewise.
11968 * config/avr/avr.h: Likewise.
11969 * config/bfin/bfin.c: Likewise.
11970 * config/cris/cris.c: Likewise.
11971 * config/darwin.c: Likewise.
11972 * config/frv/frv.c: Likewise.
11973 * config/i386/i386.c: Likewise.
11974 * config/i386/i386.h: Likewise.
11975 * config/i386/winnt.c: Likewise.
11976 * config/ia64/ia64.h: Likewise.
11977 * config/iq2000/iq2000.c: Likewise.
11978 * config/mips/mips.c: Likewise.
11979 * config/mmix/mmix.h: Likewise.
11980 * config/pa/pa.c: Likewise.
11981 * config/pa/pa.h: Likewise.
11982 * config/rs6000/rs6000.c: Likewise.
11983 * config/s390/s390.c: Likewise.
11984 * config/sparc/sparc.c: Likewise.
11985 * config/xtensa/xtensa.c: Likewise.
11986 * cselib.h: Likewise.
11987 * dbxout.c: Likewise.
11988 * dwarf2out.c: Likewise.
11989 * except.c: Likewise.
11990 * except.h: Likewise.
11991 * fixed-value.h: Likewise.
11992 * function.c: Likewise.
11993 * function.h: Likewise.
11994 * gimple.h: Likewise.
11995 * integrate.c: Likewise.
11996 * optabs.c: Likewise.
11997 * output.h: Likewise.
11998 * real.h: Likewise.
12000 * stringpool.c: Likewise.
12001 * tree-data-ref.c: Likewise.
12002 * tree-flow.h: Likewise.
12003 * tree-scalar-evolution.c: Likewise.
12004 * tree-ssa-address.c: Likewise.
12005 * tree-ssa-alias.h: Likewise.
12006 * tree-ssa-operands.h: Likewise.
12007 * tree.c: Likewise.
12008 * tree.h: Likewise.
12009 * varasm.c: Likewise.
12010 * varray.h: Likewise.
12012 * coretypes.h: Do not define GTY macro if it is already defined.
12013 * doc/gty.texi: Update GTY documentation to new syntax.
12014 * gengtype-lex.l: Enforce attribute-like syntax for GTY
12015 annotations on structs.
12016 * gengtype-parse.c: Likewise.
12018 2009-04-22 Mark Heffernan <meheff@google.com>
12020 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
12022 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
12024 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
12027 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
12029 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
12030 the same as a PLUS without a shift. Increase the cost of a
12033 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12035 * Makefile.in: Update dependencies.
12036 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
12037 * errors.h: Remove bogus comment about compatibility.
12038 (warning): Update declaration.
12039 * genautomata.c: Update all calls to warning.
12040 * gimple.c: Do not include errors.h. Include toplev.h.
12041 * tree-ssa-structalias.c: Do not include errors.h.
12042 * omega.c: Likewise.
12043 * tree-ssa-reassoc.c: Likewise.
12044 * config/spu/spu-c.c: Likewise.
12045 * config/spu/t-spu-elf: Update dependencies.
12047 2009-04-22 Richard Guenther <rguenther@suse.de>
12049 PR tree-optimization/39824
12050 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
12051 make sure the types are compatible.
12053 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12056 * c-common.c (c_parse_error): Take a token_flags parameter.
12057 Use token_type for the token type instead.
12058 Pass token_flags to cpp_type2name.
12059 * c-common.h (c_parse_error): Update declaration.
12060 * c-parser.c (c_parser_error): Pass 0 as token flags.
12062 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
12064 PR rtl-optimization/39580
12065 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
12067 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
12069 * function.c (expand_function_end): Do not emit a jump to the "naked"
12070 return label for fall-through returns.
12071 * except.c (sjlj_emit_function_exit): Always place the call to the
12072 unregister function at the location installed by expand_function_end.
12074 2009-04-22 Richard Guenther <rguenther@suse.de>
12076 PR tree-optimization/39845
12077 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
12078 (gen_inbound_check): Likewise.
12080 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
12082 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
12084 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
12085 * config/vxlib.c (__gthread_once): Add race guard for PPC.
12087 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
12089 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
12090 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
12091 shift counts to avoid out-of-bounds array accesses.
12093 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
12095 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
12096 (Pmode): Move above.
12098 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
12100 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
12101 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
12102 GET_CODE macro. Use IN_RANGE macro where appropriate.
12103 * config/alpha/alpha.h: Ditto.
12104 * config/alpha/alpha.md: Ditto.
12105 * config/alpha/constraints.md: Ditto.
12106 * config/alpha/predicates.md: Ditto.
12108 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
12110 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
12111 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12112 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12113 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12114 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12115 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12116 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12117 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12118 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12119 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12120 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12121 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12122 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12123 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12124 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12125 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12126 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12127 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12128 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12129 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12130 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12131 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12132 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12133 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12134 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12135 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12136 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12138 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
12140 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
12141 references from comments.
12142 * cfgbuild.c: (count_basic_blocks): Delete.
12143 (find_basic_blocks_1): Delete.
12144 (find_basic_blocks): Delete.
12145 * except.c (finish_eh_generation): Make static. Move comment from
12146 except.h here. Remove find_basic_blocks references from comments.
12147 * except.h (finish_eh_generation): Delete.
12148 * basic-block.h (find_basic_blocks): Delete.
12149 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
12151 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
12153 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
12154 (sdbout_parms): Likewise.
12156 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
12158 * config/sh/sh.c (prepare_cbranch_operands): Use
12159 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
12160 (expand_cbranchdi4): Likewise.
12161 (from_compare): Add cast to enum type.
12162 (expand_cbranchsi4): Use add_reg_note.
12163 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
12164 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
12165 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
12166 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
12167 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
12168 instead of CODE_FOR_nothing.
12169 (cbranchdi4): Likewise. Fix the order of arguments for
12171 (push_fpscr): Use add_reg_note.
12172 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
12173 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
12175 2009-04-21 Joseph Myers <joseph@codesourcery.com>
12177 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
12178 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
12179 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
12180 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
12181 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
12182 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
12183 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
12184 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
12185 config/alpha/x-vms, config/arc/t-arc,
12186 config/arm/README-interworking, config/arm/arm-c.c,
12187 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
12188 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
12189 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
12190 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
12191 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
12192 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
12193 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
12194 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
12195 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
12196 config/cris/t-elfmulti, config/crx/t-crx,
12197 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
12198 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
12199 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
12200 config/h8300/t-h8300, config/i386/athlon.md,
12201 config/i386/darwin-libgcc.10.4.ver,
12202 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
12203 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
12204 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
12205 config/i386/t-linux64, config/i386/t-nwld,
12206 config/i386/t-rtems-i386, config/i386/t-sol2-10,
12207 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
12208 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
12209 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
12210 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
12211 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
12212 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
12213 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
12214 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
12215 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
12216 config/m68k/t-uclinux, config/mcore/t-mcore,
12217 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
12218 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
12219 config/mips/crtn.asm, config/mips/irix-crti.asm,
12220 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
12221 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
12222 config/mips/mips-fixed.md, config/mips/sb1.md,
12223 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
12224 config/mips/t-iris6, config/mips/t-isa3264,
12225 config/mips/t-libgcc-mips16, config/mips/t-linux64,
12226 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
12227 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
12228 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
12229 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
12230 config/mn10300/t-linux, config/mn10300/t-mn10300,
12231 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
12232 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
12233 config/picochip/libgccExtras/clzsi2.asm,
12234 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
12235 config/rs6000/darwin-libgcc.10.4.ver,
12236 config/rs6000/darwin-libgcc.10.5.ver,
12237 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
12238 config/rs6000/t-aix43, config/rs6000/t-aix52,
12239 config/rs6000/t-darwin, config/rs6000/t-fprules,
12240 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
12241 config/rs6000/t-lynx, config/rs6000/t-netbsd,
12242 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
12243 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
12244 config/rs6000/t-rtems, config/rs6000/t-spe,
12245 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
12246 config/score/t-score-elf, config/sh/divcost-analysis,
12247 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
12248 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
12249 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
12250 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
12251 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
12252 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
12253 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
12254 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
12255 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
12256 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
12257 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
12258 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
12259 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
12260 limitx.h, version.c, xcoff.h: Add copyright and license notices.
12261 * config/h8300/genmova.sh: Include copyright and license notices
12262 in generated output.
12263 * config/h8300/mova.md: Regenerate.
12264 * doc/install.texi2html: Include word "Copyright" in copyright
12265 notice and use name "Free Software Foundation, Inc.".
12266 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
12267 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
12268 ChangeLog-2007, ChangeLog-2008: Correct dates.
12270 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
12272 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
12273 NE_EXPR operations as well.
12274 * c-parser.c (c_parser_condition): Do not set location information on
12276 (c_parser_conditional_expression): Likewise.
12277 (c_parser_binary_expression): Set location information on operators.
12278 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
12279 TRUTH_NOT_EXPR has been folded.
12280 * fold-const.c (fold_truth_not_expr): Copy location information from
12281 the incoming expression to the outgoing one.
12282 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
12283 recursive calls on the LHS of the operator but pass that of the
12284 operator to recursive calls on the RHS of the operator. Set it
12286 (shortcut_cond_expr): Set the locus of the operator on the second
12287 COND_EXPR and that of the expression on the first in degenerate cases.
12288 Pass the locus of the expression to calls to shortcut_cond_r.
12289 Set the locus of the 'then' block on the associated jump, if any.
12290 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
12291 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
12292 expression to call to gimplify_boolean_expr.
12294 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
12296 * config.gcc: Add additional configuration for
12297 i686-w64-mingw* and x86_64-w64-mingw* triplet.
12298 * config/i386/mingw-w64.h: New mingw-w64 specific header.
12299 (CPP_SPEC): Redefine for allowing -municode option.
12300 (STARTFILE_SPEC): Likewise.
12301 * config/i386/t-mingw-w64: New.
12302 * config/i386/mingw-w64.opt: New.
12303 (municode): Add new target option.
12304 * doc/invoke.texi (municode): Add documentation for new option.
12306 2009-04-21 Ian Lance Taylor <iant@google.com>
12308 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
12309 Correct test for number of arguments.
12310 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
12312 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
12314 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
12315 argument of emit_library_call.
12317 2009-04-21 Richard Guenther <rguenther@suse.de>
12319 PR middle-end/39829
12320 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
12321 inside VIEW_CONVERT_EXPRs.
12323 2009-04-21 Martin Jambor <mjambor@suse.cz>
12325 * tree-switch-conversion.c (build_constructors): Split a long line.
12326 (constructor_contains_same_values_p): New function.
12327 (build_one_array): Create assigns of constants if possible, do not
12328 call mark_sym_for_renaming, call update_stmt.
12329 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
12330 make_rename_temp. Do not call mark_symbols_for_renaming, call
12332 (gen_def_assigns): Do not call mark_symbols_for_renaming or
12333 find_new_referenced_vars, call update_stmt.
12334 (gen_inbound_check): Use create_tmp_var and create ssa names manually
12335 instead of calling make_rename_temp. Do not call
12336 find_new_referenced_vars or mark_symbols_for_renaming, call
12339 2009-04-21 Richard Guenther <rguenther@suse.de>
12341 PR tree-optimization/39827
12342 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
12343 (tree_ssa_phiprop): Pass the correct array size.
12345 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
12347 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
12349 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
12352 * c-typeck.c (lvalue_p): Move declaration ...
12353 * c-common.h (lvalue_p): ... to here.
12354 * c-common.c (candidate_equal_p): New.
12355 (add_tlist): Use it.
12356 (merge_tlist): Use it.
12357 (warn_for_collisions_1): Likewise.
12358 (warning_candidate_p): Accept more candidates.
12359 (verify_tree): A warning candidate can be an expression. Use
12362 2009-04-21 Ben Elliston <bje@au.ibm.com>
12365 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
12366 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
12367 options. Remove -mcall-solaris documentation.
12369 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12372 * doc/invoke.texi (-Wlong-long): Update description.
12373 * c-lex (interpret_integer): Only warn if there was no previous
12374 overflow and -Wlong-long is enabled.
12375 * c-decl.c (declspecs_add_type): Drop redundant flags.
12376 * c.opt (Wlong-long): Init to -1.
12377 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
12378 and front-end warn_long_long. Wlong-long only depends on other
12379 flags if it is uninitialized.
12380 * c-parser.c (disable_extension_diagnostics): warn_long_long is
12381 the same for CPP and FE.
12382 (restore_extension_diagnostics): Likewise.
12384 2009-04-20 Ian Lance Taylor <iant@google.com>
12386 Fix enum conversions which are invalid in C++:
12387 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
12388 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
12389 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
12390 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
12391 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
12392 (dbxout_parms): Likewise.
12393 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
12394 (df_clear_flags): Likewise.
12395 * df-problems.c (df_rd_bb_local_compute_process_def): Change
12396 top_flag parameter to int.
12397 (df_chain_create_bb_process_use): Likewise.
12398 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
12400 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
12401 (df_ref_create_structure, df_def_record_1): Likewise.
12402 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
12403 (df_notes_rescan): Change 0 to VOIDmode in function call.
12404 (df_get_call_refs, df_insn_refs_collect): Likewise.
12405 (df_bb_regs_collect): Likewise.
12406 (df_entry_block_defs_collect): Likewise.
12407 (df_exit_block_uses_collect): Likewise.
12408 * df.h: Update declarations.
12409 * double-int.c (double_int_divmod): Add cast to enum type.
12410 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
12411 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
12412 (based_loc_descr): Likewise.
12413 (loc_descriptor_from_tree_1): Change first_op and second_op to
12414 enum dwarf_location_atom. Add cast to enum type.
12415 * expmed.c (init_expmed): Change 0 to SET in function call.
12416 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
12417 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
12418 (do_store_flag): Likewise.
12419 * fixed-value.h (struct fixed_value): Change mode to enum
12421 * function.c (assign_parms): Change 0 to VOIDmode in function call.
12422 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
12424 (insert_insn_decl, insert_decl, insert_state): Likewise.
12425 (automata_list_finish): Likewise.
12426 * genrecog.c (process_define_predicate): Add cast to enum type.
12427 * gensupport.c (init_predicate_table): Add cast to enum type.
12428 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
12430 (gimple_build_call_1, gimple_build_label): Likewise.
12431 (gimple_build_goto, gimple_build_asm_1): Likewise.
12432 (gimple_build_switch_1, gimple_build_cdt): Likewise.
12433 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
12434 (enum fallback): Rename from enum fallback_t.
12435 (fallback_t): Typedef as int.
12436 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
12437 GSI_SAME_STMT in function call.
12438 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
12440 (setup_reg_class_relations): Likewise.
12441 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
12442 (setup_prohibited_class_mode_regs): Add cast to enum type.
12443 (setup_prohibited_mode_move_regs): Likewise.
12444 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
12445 (record_address_regs): Change i to enum reg_class.
12446 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
12447 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
12448 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
12449 (GET_MODE_2XWIDER_MODE): Likewise.
12450 (GET_CLASS_NARROWEST_MODE): Likewise.
12451 * omp-low.c (expand_omp_for): Add cast to enum type.
12452 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
12453 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
12454 * postreload.c (reload_cse_simplify_operands): Change rclass local
12456 * predict.c (combine_predictions_for_insn): Change best_predictor
12457 and predictor to enum br_predictor.
12458 (combine_predictions_for_bb): Likewise.
12459 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
12460 use SET_PREDICT_EXPR_OUTCOME.
12461 * real.c (real_arithmetic): Change icode to code in function call.
12462 * reginfo.c (init_move_cost): Add casts to enum type.
12463 (init_reg_sets_1, init_fake_stack_mems): Likewise.
12464 * regmove.c (regclass_compatible_p): Change class0 and class1 to
12466 * reload.c (find_valid_class): Add casts to enum type.
12467 (push_reload): Change 0 to NO_REGS in function call.
12468 (find_reloads): Change this_alternative to array of enum
12469 reg_class. Remove some now-unnecessary casts.
12470 (make_memloc): Change 0 to VOIDmode in function call.
12471 * reload1.c (reload): Change 0 to VOIDmode in function call.
12472 (eliminate_regs_1, elimination_effects): Likewise.
12473 (eliminate_regs_in_insn): Likewise.
12474 (emit_input_reload_insns): Add cast to enum type.
12475 (delete_output_reload): Change 0 to VOIDmode in function call.
12476 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
12477 to enum type in function call.
12478 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
12479 (SET_PREDICT_EXPR_OUTCOME): Define.
12480 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
12481 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
12482 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
12483 (dump_function): Likewise.
12484 * tree-dump.h: Update declarations.
12485 * tree-pass.h: Update declarations.
12486 * varasm.c (assemble_integer): Change mclass to enum mode_class.
12487 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
12489 (arm_rtx_costs_1): Correct parenthesization.
12490 (arm_rtx_costs): Add casts to enum type.
12491 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
12492 (vfp_emit_fstmd): Use add_rg_note.
12493 (emit_multi_reg_push, emit_sfm): Likewise.
12494 (thumb_set_frame_pointer): Likewise.
12495 (arm_expand_prologue): Likewise.
12496 (arm_regno_class): Change return type to enum reg_class.
12497 (thumb1_expand_prologue): Use add_reg_note.
12498 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
12499 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
12501 * config/arm/gentune.sh: Add cast to enum type.
12502 * config/arm/arm-tune.md: Rebuild.
12503 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
12504 (ix86_split_fp_branch, predict_jump): Likewise.
12505 (ix86_expand_multi_arg_builtin): Change sub_code from enum
12506 insn_code to enum rtx_code.
12507 (ix86_builtin_vectorized_function): Add cast to enum type.
12508 * config/i386/i386.md (truncdfsf2): Change slot to enum
12510 (truncxf<mode>2, isinf<mode>2): Likewise.
12511 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
12513 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
12514 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
12515 (insert_bundle_state): Change 1 to INSERT in function call.
12516 (ia64_add_bundle_selector_before): Likewise.
12517 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
12518 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
12519 (restore_stack_nonlocal): Likewise.
12520 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
12522 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
12524 (mips_rtx_costs): Likewise.
12525 (mips_override_options): Add casts to enum type.
12526 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
12528 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
12529 (store_reg, set_reg_plus_d): Likewise.
12530 (hppa_expand_prologue, hppa_profile_hook): Likewise.
12531 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
12533 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
12535 (emit_unlikely_jump): Use add_reg_note.
12536 (rs6000_emit_allocate_stack): Likewise.
12537 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
12538 (output_toc): Change 1 to INSERT in function call.
12539 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
12540 (rs6000_initialize_trampoline): Likewise.
12541 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
12543 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
12544 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
12545 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
12546 (save_gprs): Use add_reg_note.
12547 (s390_emit_prologue): Likewise.
12548 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
12549 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
12550 (sparc_fold_builtin): Add cast to enum type.
12551 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
12553 (spu_expand_prologue): Use add_reg_note.
12554 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
12556 2009-04-20 Ian Lance Taylor <iant@google.com>
12558 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
12559 (c_parser_postfix_expression_after_primary): Get VEC for list of
12560 arguments. Get original types of arguments. Call
12561 build_function_call_vec.
12562 (cached_expr_list_1, cached_expr_list_2): New static variables.
12563 (c_parser_expr_list): Change return type to VEC *. Add
12564 p_orig_types parameter. Change all callers.
12565 (c_parser_release_expr): New static function.
12566 (c_parser_vec_to_tree_list): New static function.
12567 * c-typeck.c (build_function_call): Rewrite to build a VEC and
12568 call build_function_call_vec.
12569 (build_function_call_vec): New function, based on old
12570 build_function_call.
12571 (convert_arguments): Remove nargs and argarray parameters. Change
12572 values to a VEC. Add origtypes parameter.
12573 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
12574 (convert_for_assignment): Add origtype parameter. Change all
12575 callers. If warn_cxx_compat, check for conversion to an enum
12576 type when calling a function.
12577 (store_init_value): Add origtype parameter. Change all callers.
12578 (digest_init): Likewise.
12579 (struct init_node): Add origtype field.
12580 (add_pending_init): Add origtype parameter. Change all callers.
12581 (output_init_element): Likewise.
12582 (output_pending_init_elements): Pass origtype from init_node to
12583 output_init_element.
12584 (process_init_element): Pass origtype from c_expr to
12585 output_init_element.
12586 (c_finish_return): Add origtype parameter. Change all callers.
12587 * c-common.c (sync_resolve_size): Change params to VEC *. Change
12589 (sync_resolve_params): Likewise.
12590 (sync_resolve_return): Change params to first_param. Change caller.
12591 (resolve_overloaded_builtins): Change params to VEC *. Change
12592 callers. Save first parameter around call to build_function_call_vec.
12593 * c-decl.c (finish_decl): Add origtype parameter. Change all
12594 callers. Call build_function_call_vec rather than
12595 build_function_call for cleanup.
12596 * c-tree.h: Update declarations.
12597 * c-common.h: Update declarations.
12598 * stub-objc.c (objc_rewrite_function_call): Change parameter from
12599 params to first_param.
12600 * target.h (struct gcc_target): Change resolve_overloaded_builtin
12601 params parameter from tree to void *.
12602 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
12603 Change arglist parameter to have type void *, and to be a pointer
12605 * config/rs6000/rs6000-protos.h
12606 (altivec_resolve_overloaded_builtin): Update declaration.
12607 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
12608 fnargs parameter to have type void *, and to be a pointer to a
12609 VEC. Call build_function_call_vec instead of
12610 build_function_call.
12611 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
12613 2009-04-20 Joey Ye <joey.ye@intel.com>
12614 Xuepeng Guo <xuepeng.guo@intel.com>
12615 H.J. Lu <hongjiu.lu@intel.com>
12617 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
12619 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
12620 (IX86_LEA_PRIORITY): Likewise.
12621 (distance_non_agu_define): New function.
12622 (distance_agu_use): Likewise.
12623 (ix86_lea_for_add_ok): Likewise.
12624 (ix86_dep_by_shift_count): Likewise.
12626 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
12627 should split for LEA.
12629 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
12631 (ix86_dep_by_shift_count): Likewise.
12633 2009-04-20 Richard Guenther <rguenther@suse.de>
12635 * expr.c (handled_component_p): Move ...
12636 * tree.h (handled_component_p): ... here.
12637 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
12638 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
12639 and REALPART_EXPR to be in one group.
12641 2009-04-20 Richard Guenther <rguenther@suse.de>
12643 * basic-block.h (get_all_dominated_blocks): Declare.
12644 * dominance.c (get_all_dominated_blocks): New function.
12645 * tree-cfg.c (get_all_dominated_blocks): Remove.
12646 (remove_edge_and_dominated_blocks): Adjust.
12647 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
12648 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
12649 instead of recursing.
12651 2009-04-20 Doug Kwan <dougkwan@google.com>
12653 * cgraph.h (cgraph_node_ptr): New type for vector functions.
12654 (struct cgraph_node_set_def): New type.
12655 (cgraph_node_set) New type. Also declare vector functions.
12656 (struct cgraph_node_set_element_def): New type.
12657 (cgraph_node_set_element): Ditto.
12658 (cgraph_node_set_iterator): New iterator type.
12659 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
12660 cgraph_node_set_remove, dump_cgraph_node_set,
12661 debug_cgraph_node_set): New prototypes.
12662 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
12663 cgraph_node_set_size): New inlines.
12664 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
12665 including cgraph.h.
12666 (struct ipa_opt_pass): Add struct cgraph_node_set_def
12667 argument to function 'write_summary'.
12668 * ipa.c: Include ggc.h.
12669 (hash_cgraph_node_set_element,
12670 eq_cgraph_node_set_element, cgraph_node_set_new,
12671 cgraph_node_set_add, cgraph_node_set_remove,
12672 cgraph_node_set_find, dump_cgraph_node_set,
12673 debug_cgraph_node_set): New functions.
12674 * Makefile.in (ipa.o): Add dependency on GGC_H.
12676 2009-04-20 Ira Rosen <irar@il.ibm.com>
12678 PR tree-optimization/39675
12679 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
12680 check of the return code of vect_schedule_slp. Check that
12681 stmt_vec_info still exists for the statement, before checking its
12682 vectorization type.
12684 2009-04-20 Michael Matz <matz@suse.de>
12686 * Makefile.in (generated_files): Take out $(simple_generated_c).
12688 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
12690 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
12691 (UINTPTR_TYPE): Likewise.
12693 2009-04-19 Joseph Myers <joseph@codesourcery.com>
12696 * c-typeck.c (digest_init): Check for initializing an array with a
12699 2009-04-19 Joseph Myers <joseph@codesourcery.com>
12702 * c-semantics.c (pop_stmt_list): Propagate
12703 STATEMENT_LIST_HAS_LABEL to parent statement list.
12705 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
12707 * config/mips/mips.h (mips_tune_attr): New macro.
12708 * config/mips/mips.md (cpu): Use it.
12710 2009-04-19 Joseph Myers <joseph@codesourcery.com>
12713 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
12716 2009-04-19 Diego Novillo <dnovillo@google.com>
12718 * toplev.c (compile_file): Move call to coverage_finish ...
12719 * cgraphunit.c (ipa_passes): ... here.
12720 Call cgraph_process_new_functions.
12721 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
12722 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
12724 2009-04-19 Jan Hubicka <jh@suse.cz>
12726 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
12728 (dump_cgraph_node): Dump can throw external flag.
12729 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
12731 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
12735 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
12736 * common.opt (Wlogical-op): Move from here...
12737 * c.opt (Wlogical-op): ... to here.
12738 * c-typeck.c (parser_build_binary_op): Update call to
12739 warn_logical_operator.
12740 * c-opts.c (c_common_post_options): Enable warn_logical_op with
12742 * c-common.c (warn_logical_op): Update.
12743 * c-common.h (warn_logical_op): Update declaration.
12745 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
12747 * tree.c (protected_set_expr_location): Fix formatting.
12749 2009-04-18 Joseph Myers <joseph@codesourcery.com>
12752 * c-typeck.c (readonly_warning): new.
12753 (build_unary_op, build_modify_expr): Use readonly_warning for
12754 storing into something readonly but not const-qualified.
12756 2009-04-18 Joseph Myers <joseph@codesourcery.com>
12759 * c-typeck.c (build_unary_op): Check for taking address of
12760 expression of type void.
12762 2009-04-18 Joseph Myers <joseph@codesourcery.com>
12765 * c-typeck.c (build_function_call): Check for calling a function
12766 with qualified void return types. Call require_complete_type when
12769 2009-04-18 Jan Hubicka <jh@suse.cz>
12771 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
12773 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
12774 can_throw_external flag.
12775 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
12776 * ipa-pure-const.c (ignore_edge): New function.
12777 (propagate): Compute order for NOTHROW computation; set NOTHROWs
12778 only over can_throw_external edges.
12779 (local_pure_const): Add nothrow flag.
12780 * ipa-utils.c (searchc): Add ignore_edge callback.
12781 (ipa_utils_reduced_inorder): Add ignore_edge callback.
12782 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
12783 (set_nothrow_function_flags): Update cgraph.
12784 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
12786 2009-04-18 Richard Guenther <rguenther@suse.de>
12788 PR middle-end/39804
12789 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
12790 (fold_stmt): ... this and ...
12791 (fold_stmt_inplace): ... this.
12792 (fold_stmt_1): Fold references in calls and asms.
12793 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
12795 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
12797 * tree-vrp.c (ssa_name_nonzero_p): Remove.
12798 * tree.h: Remove the prototype for ssa_name_nonzero_p.
12800 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
12802 * tree.c (function_args_count): Remove.
12803 * tree.h: Remove the prototype for function_args_count.
12805 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
12807 * tree-iterator.c (expr_only): Remove.
12808 * tree.h: Remove the prototype for expr_only.
12810 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
12812 * reginfo.c (cannot_change_mode_set_regs): Remove.
12813 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
12815 2009-04-08 Anatoly Sokolov <aesok@post.ru>
12817 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
12818 whether operands 0 and 1 overlaps.
12820 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
12822 PR middle-end/36902
12823 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
12824 pointer. Use warning_at instead of warning.
12825 (search_for_addr_array): Likewise.
12826 (check_array_bounds): Likewise.
12827 (check_all_array_refs): Check that the incoming edge is not in the
12828 list of edges to be removed.
12829 (check_all_array_refs): Avoid the temporal pointer.
12830 (vrp_visit_cond_stmt): Fix typo.
12831 (simplify_switch_using_ranges): Handle the case where the switch
12832 index is an integer constant.
12834 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
12836 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
12838 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
12840 * doc/extend.texi, doc/invoke.texi: Fix typos.
12842 2009-04-17 Cary Coutant <ccoutant@google.com>
12844 * tree-flow-inline.h (get_lineno): Fix inverted test.
12846 2009-04-17 Diego Novillo <dnovillo@google.com>
12848 * tree-ssa-pre.c (create_expression_by_pieces): Remove
12849 assertion for AVAIL_OUT.
12851 2009-04-17 Mike Frysinger <vapier@gentoo.org>
12854 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
12855 * config/sh/linux-atomic.asm: Likewise.
12857 2009-04-17 Diego Novillo <dnovillo@google.com>
12859 * except.c (debug_eh_tree): New.
12860 (struct eh_region, struct eh_status): Move ...
12861 * except.h: ... here.
12862 (add_type_for_runtime): Declare extern.
12863 (lookup_type_for_runtime): Likewise.
12864 (debug_eh_tree): Declare.
12865 * Makefile.in (GTFILES): List except.h before except.c
12867 2009-04-17 Diego Novillo <dnovillo@google.com>
12869 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
12870 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
12871 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
12872 (find_vars_r): ... here.
12873 * tree-flow.h (find_referenced_vars_in): Declare.
12874 * tree-ssa-pre.c (create_expression_by_pieces): Assert
12875 that AVAIL_OUT exists for BLOCK.
12876 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
12877 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
12878 (tree-parloops.o): Likewise.
12880 2009-04-17 Simon Baldwin <simonb@google.com>
12882 * toplev.c (default_tree_printer): Add handling for %E format.
12884 2009-04-17 Diego Novillo <dnovillo@google.com>
12886 * tree-pretty-print.c (dump_generic_node): Add break after
12887 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
12888 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
12889 FUNCTION_TYPE together. Call print_struct_decl when printing
12890 structures and TDF_SLIM is not given.
12891 (print_struct_decl): Fix logic for detecting recursion.
12893 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
12896 * gcc.c (create_at_file): New.
12897 (compile_input_file_p): New.
12898 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
12899 * main.c (main): Update call to toplev_main.
12900 * toplev.c (toplev_main): Change signature. Call expandargv.
12901 * toplev.h (toplev_main): Change signature.
12903 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
12905 * dwarf2out.c (field_byte_offset): Use the type size as the field size
12906 if the latter is not constant.
12908 2009-04-17 David Edelsohn <edelsohn@gnu.org>
12910 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
12912 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
12914 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
12915 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
12917 2009-04-17 Richard Guenther <rguenther@suse.de>
12919 * tree-ssa-structalias.c (get_constraint_for_component_ref):
12920 Handle component references view-converting an invariant address.
12922 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
12924 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
12925 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
12926 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
12927 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
12928 Use @deftypevr rather than @deftypevar.
12930 2009-04-17 Richard Guenther <rguenther@suse.de>
12932 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
12933 (get_prop_source_stmt): Likewise.
12934 (can_propagate_from): Likewise.
12936 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
12938 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
12939 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
12940 (--with-multilib-list): Add default value.
12941 * configure: Regenerate.
12942 * Makefile.in (TM_ENDIAN_CONFIG): Define.
12943 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
12944 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
12945 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
12946 Don't add default cpu to multilib list unnecessarily, but do enable
12947 the relevant compiler option..
12948 Add support for --with-multilib-list=<blank> and
12949 --with-multilib-list=!<somelib> to supress unwanted multilibs.
12950 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
12951 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
12952 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
12953 TM_MULTILIB_CONFIG.
12954 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
12955 (MULTILIB_OSDIRNAMES): New variable.
12956 * config/sh/t-1e: Delete file.
12957 * config/sh/t-mlib-sh1: Delete file.
12958 * config/sh/t-mlib-sh2: Delete file.
12959 * config/sh/t-mlib-sh2a: Delete file.
12960 * config/sh/t-mlib-sh2a-nofpu: Delete file.
12961 * config/sh/t-mlib-sh2a-single: Delete file.
12962 * config/sh/t-mlib-sh2a-single-only: Delete file.
12963 * config/sh/t-mlib-sh2e: Delete file.
12964 * config/sh/t-mlib-sh3e: Delete file.
12965 * config/sh/t-mlib-sh4: Delete file.
12966 * config/sh/t-mlib-sh4-nofpu: Delete file.
12967 * config/sh/t-mlib-sh4-single: Delete file.
12968 * config/sh/t-mlib-sh4-single-only: Delete file.
12969 * config/sh/t-mlib-sh4a: Delete file.
12970 * config/sh/t-mlib-sh4a-nofpu: Delete file.
12971 * config/sh/t-mlib-sh4a-single: Delete file.
12972 * config/sh/t-mlib-sh4a-single-only: Delete file.
12973 * config/sh/t-mlib-sh4al: Delete file.
12974 * config/sh/t-mlib-sh5-32media: Delete file.
12975 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
12976 * config/sh/t-mlib-sh5-64media: Delete file.
12977 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
12978 * config/sh/t-mlib-sh5-compact: Delete file.
12979 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
12980 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
12981 * doc/install.texi (Options specification): Add
12982 --with-multilib-list and --with-endian.
12984 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
12986 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
12988 (OBJS-common): Add plugin-version.o.
12989 (plugin-version.o): New.
12990 * gcc-plugin.h (plugin_gcc_version): New.
12991 (plugin_default_version_check): New.
12992 (plugin_init_func, plugin_init): Add version argument.
12993 * plugin-version.c: New.
12994 * plugin.c (str_plugin_gcc_version_name): New.
12995 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
12996 pass it to the init function.
12997 (plugin_default_version_check): New.
12999 2009-04-17 Richard Guenther <rguenther@suse.de>
13001 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
13002 for decl-vs-decl disambiguation.
13004 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
13006 * config/s390/s390.h (s390_tune_attr): New macro definition.
13007 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
13009 2009-04-17 Richard Guenther <rguenther@suse.de>
13011 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
13012 (fold_stmt_r): Likewise.
13013 (maybe_fold_reference): New function.
13014 (fold_gimple_assign): Handle cases fold_stmt_r did.
13015 (fold_stmt): Do not use fold_stmt_r.
13016 (fold_stmt_inplace): Likewise.
13018 2009-04-17 Richard Guenther <rguenther@suse.de>
13020 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
13021 (record_equivalences_from_stmt): Remove useless checks and
13023 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
13024 the type is already suitable.
13026 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
13028 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
13030 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
13032 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
13033 (CMPtype): Define as __gcc_CMPtype.
13035 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
13037 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
13038 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
13040 2009-04-17 Richard Guenther <rguenther@suse.de>
13042 PR tree-optimization/39746
13043 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
13044 special-casing for builtins and static variable use/def.
13045 (call_may_clobber_ref_p_1): Likewise.
13047 2009-04-16 Ian Lance Taylor <iant@google.com>
13049 * df.h: Include "timevar.h".
13050 (struct df_problem): Change tv_id field to timevar_id_t.
13051 * tree-pass.h: Include "timevar.h".
13052 (struct opt_pass): Change tv_id field to timevar_id_t.
13053 * timevar.h (timevar_id_t): Define TV_NONE.
13054 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
13055 TV_NONE rather than tv_id != 0.
13056 (execute_one_pass): Likewise.
13057 * Makefile.in (DF_H): Add $(TIMEVAR_H).
13058 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
13059 dependencies to $(TREE_PASS_H).
13060 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
13062 (pass_branch_target_load_optimize2): Likewise.
13063 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
13064 (pass_outof_cfg_layout_mode): Likewise.
13065 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
13066 (pass_rebuild_cgraph_edges): Likewise.
13067 (pass_remove_cgraph_callee_edges): Likewise.
13068 * df-core.c (pass_df_initialize_opt): Likewise.
13069 (pass_df_initialize_no_opt): Likewise.
13070 (pass_df_finish): Likewise.
13071 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
13072 * except.c (pass_set_nothrow_function_flags): Likewise.
13073 (pass_convert_to_eh_region_ranges): Likewise.
13074 * final.c (pass_compute_alignments): Likewise.
13075 * function.c (pass_instantiate_virtual_regs): Likewise.
13076 (pass_init_function): Likewise.
13077 (pass_leaf_regs): Likewise.
13078 (pass_match_asm_constraints): Likewise.
13079 * gimple-low.c (pass_lower_cf): Likewise.
13080 (pass_mark_used_blocks): Likewise.
13081 * init-regs.c (pass_initialize_regs): Likewise.
13082 * integrate.c (pass_initial_value_sets): Likewise.
13083 * ira.c (pass_ira): Likewise.
13084 * jump.c (pass_cleanup_barriers): Likewise.
13085 * omp-low.c (pass_expand_omp): Likewise.
13086 (pass_lower_omp): Likewise.
13087 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
13088 * recog.c (pass_split_all_insns): Likewise.
13089 (pass_split_after_reload): Likewise.
13090 (pass_split_before_regstack): Likewise.
13091 (pass_split_before_sched2): Likewise.
13092 (pass_split_for_shorten_branches): Likewise.
13093 * reginfo.c (pass_reginfo_init): Likewise.
13094 (pass_subregs_of_mode_init): Likewise.
13095 (pass_subregs_of_mode_finish): Likewise.
13096 * passes.c (pass_postreload): Likewise.
13097 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
13098 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
13099 (pass_warn_function_return): Likewise.
13100 (pass_warn_function_noreturn): Likewise.
13101 * tree-complex.c (pass_lower_complex): Likewise.
13102 (pass_lower_complex_O0): Likewise.
13103 * tree-if-conv.c (pass_if_conversion): Likewise.
13104 * tree-into-ssa.c (pass_build_ssa): Likewise.
13105 * tree-mudflap.c (pass_mudflap_1): Likewise.
13106 (pass_mudflap_2): Likewise.
13107 * tree-nomudflap.c (pass_mudflap_1): Likewise.
13108 (pass_mudflap_2): Likewise.
13109 * tree-nrv.c (pass_return_slot): Likewise.
13110 * tree-object-size.c (pass_object_sizes): Likewise.
13111 * tree-optimize.c (pass_all_optimizations): Likewise.
13112 (pass_early_local_passes): Likewise.
13113 (pass_all_early_optimizations): Likewise.
13114 (pass_cleanup_cfg): Likewise.
13115 (pass_cleanup_cfg_post_optimizing): Likewise.
13116 (pass_free_datastructures): Likewise.
13117 (pass_free_cfg_annotations): Likewise.
13118 (pass_fixup_cfg): Likewise.
13119 (pass_init_datastructures): Likewise.
13120 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
13121 (pass_late_warn_uninitialized): Likewise.
13122 (pass_update_address_taken): Likewise.
13123 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
13124 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
13125 (pass_cse_sincos): Likewise.
13126 (pass_convert_to_rsqrt): Likewise.
13127 * tree-ssa-structalias.c (pass_build_alias): Likewise.
13128 * tree-stdarg.c (pass_stdarg): Likewise.
13129 * tree-tailcall.c (pass_tail_recursion): Likewise.
13130 (pass_tail_calls): Likewise.
13131 * tree-vect-generic.c (pass_lower_vector): Likewise.
13132 (pass_lower_vector_ssa): Likewise.
13133 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
13135 2009-04-16 Joseph Myers <joseph@codesourcery.com>
13137 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
13139 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
13141 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
13142 logical and signext.
13144 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
13147 * config/sh/predicates.md (arith_operand): Check if the operand
13148 of TRUNCATE is a REG.
13150 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
13152 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
13153 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
13155 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
13157 * tree-iterator.c (tsi_split_statement_list_after,
13158 tsi_split_statement_list_before): Remove.
13159 * tree-iterator.h: Remove the prototypes for
13160 tsi_split_statement_list_after and tsi_split_statement_list_before.
13162 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
13164 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
13165 * tree-ssa-propagate.h: Remove the prototype for
13166 stmt_makes_single_load.
13168 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
13170 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
13171 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
13173 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
13175 * tree-iterator.c (EXPR_LAST_BODY): Remove.
13177 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
13179 * except.c (eh_region_outer_p): Remove.
13180 * except.h: Remove the prototype for eh_region_outer_p.
13182 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
13184 * function.c (current_function_assembler_name): Remove.
13185 * function.h: Remove the prototype for
13186 current_function_assembler_name.
13188 2009-04-16 Ian Lance Taylor <iant@google.com>
13190 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
13191 (add_reg_note): Call alloc_reg_note.
13192 * rtl.h (alloc_reg_note): Declare.
13193 * combine.c (try_combine): Use alloc_reg_note.
13194 (recog_for_combine, move_deaths): Likewise.
13195 (distribute_notes): Use alloc_reg_note and add_reg_note.
13196 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
13197 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
13198 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
13200 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
13202 PR rtl-optimization/39762
13203 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
13204 ira_may_move_out_cost): Add comments about way of their usage.
13205 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
13207 * ira-conflicts.c (process_regs_for_copy): Use function
13208 ira_get_register_move_cost instead of global
13209 ira_register_move_cost.
13211 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
13212 color_pass, move_spill_restore, update_curr_costs): Ditto.
13214 * ira-lives.c (process_single_reg_class_operands): Ditto.
13216 * ira-emit.c (emit_move_list): Ditto.
13218 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
13219 (record_reg_classes): Ditto. Use functions
13220 ira_get_register_move_cost and ira_get_may_move_cost instead of
13221 global vars ira_register_move_cost, ira_may_move_out_cost and
13222 ira_may_move_in_cost.
13223 (record_address_regs): Don't call ira_init_register_move_cost.
13224 Use function ira_get_may_move_cost instead of global
13225 ira_may_move_in_cost.
13226 (process_bb_node_for_hard_reg_moves): Use function
13227 ira_get_register_move_cost instead of global ira_register_move_cost.
13228 (ira_costs): Don't call ira_init_register_move_cost.
13230 2009-04-16 Richard Guenther <rguenther@suse.de>
13232 * tree-cfg.c (verify_gimple_assign_binary):
13233 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
13234 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
13235 (create_general_new_stmt): Note that this function is broken.
13237 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
13239 * common.opt (fhelp): Add Var(help_flag).
13240 * gcc-plugin.h (plugin_info): Add help.
13241 * plugin.c (plugin_name_args): Add help.
13242 (register_plugin_info): Set plugin->help.
13243 (print_help_one_plugin): New.
13244 (print_plugins_help): New.
13245 * plugin.h (print_plugins_help): New.
13246 * toplev.c (toplev_main): Call print_plugins_help if needed.
13248 2009-04-16 Richard Guenther <rguenther@suse.de>
13250 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
13251 (gimple_ior_addresses_taken_1): New function.
13252 (gimple_ior_addresses_taken): Likewise.
13253 * gimple.h (struct gimple_statement_with_ops_base): Remove
13254 addresses_taken member.
13255 (gimple_ior_addresses_taken): Declare.
13256 (gimple_addresses_taken, gimple_addresses_taken_ptr,
13257 gimple_set_addresses_taken): Remove.
13258 * ipa-reference.c (mark_address): New function.
13259 (scan_stmt_for_static_refs): Use it for marking addresses taken.
13260 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
13261 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
13262 (gimple_add_to_addresses_taken): Remove.
13263 (get_tmr_operands): Call mark_address_taken.
13264 (get_asm_expr_operands): Likewise.
13265 (get_expr_operands): Likewise.
13266 (build_ssa_operands): Do not clear the addresses_taken bitmap.
13267 (free_stmt_operands): Do not free it.
13268 * tree-ssa.c (delete_tree_ssa): Likewise.
13269 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
13271 2009-04-16 Richard Guenther <rguenther@suse.de>
13273 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
13274 (walk_stmt_load_store_ops): Likewise.
13275 * gimple.c (get_base_loadstore): New function.
13276 (walk_stmt_load_store_addr_ops): Likewise.
13277 (walk_stmt_load_store_ops): Likewise.
13278 * ipa-pure-const.c (check_op): Simplify.
13279 (check_load, check_store): New functions.
13280 (check_stmt): Use walk_stmt_load_store_ops.
13281 * ipa-reference.c (mark_load): Adjust signature.
13282 (mark_store): Likewise.
13283 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
13285 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
13287 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
13288 (plugin_info): New.
13289 * opts.c (common_handle_option): Don't call print_version.
13290 * plugin.c (plugin_name_args): Add version.
13291 (register_plugin_info): New.
13292 (register_callback): Handle PLUGIN_INFO.
13293 (try_init_one_plugin): New.
13294 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
13296 (finalize_one_plugin): New.
13297 (finalize_plugins): New.
13298 (print_one_plugin): New.
13299 (print_plugins_versions): New.
13300 * plugin.h (print_plugins_versions): New.
13301 (finalize_plugins): New.
13302 * toplev.c (compile_file): Don't call initialize_plugins.
13303 (print_version): Call print_plugins_versions.
13304 (toplev_main): Call initialize_plugins. Print version if needed.
13305 Call finalize_plugins.
13307 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
13309 * common.opt (fversion): New.
13310 * gcc.c (print_version): New.
13311 (process_command): Don't print the version. Just set print_version.
13312 (main): Print version. Call subprocesses if print_version and
13313 verbose_flag are set.
13314 * opts.c (common_handle_option): Handle OPT_fversion.
13316 2009-04-16 Richard Guenther <rguenther@suse.de>
13317 Ira Rosen <irar@il.ibm.com>
13319 PR tree-optimization/39698
13320 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
13321 type of the reduction variable. Only generate the def if
13324 * omp-low.c (expand_omp_for_generic): When converting to a pointer
13325 make sure to first convert to an integer of the same precision.
13326 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
13327 the type of the evolution correctly in computing the new
13328 induction variable base.
13330 2009-04-16 Richard Guenther <rguenther@suse.de>
13332 PR middle-end/39625
13333 * tree-cfg.c (make_blocks): Split statements with to-be
13334 abnormal SSA names on the lhs.
13336 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
13338 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
13339 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
13340 * c-typeck.c (really_start_incremental_init): Likewise.
13341 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
13342 (TARGET_INITIALIZER): Remove it.
13343 * target.h (struct target): Remove vector_opaque_p.
13344 * tree.c (build_opaque_vector_type): New.
13345 * tree.h (TYPE_VECTOR_OPAQUE): New.
13346 (build_opaque_vector_type): Declare.
13347 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
13348 * config/rs6000/rs6000.c (build_opaque_vector_type,
13349 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
13350 (rs6000_init_builtins): Use build_opaque_vector_type for
13351 opaque_V4SI_type_node.
13353 2009-04-15 Catherine Moore <clm@codesourcery.com>
13355 * debug.h (set_name): Declare.
13356 * dwarf2out.c (dwarf2out_set_name): Declare.
13357 (dwarf2_debug_hooks): Add set_name.
13358 (find_AT_string): New.
13359 (add_AT_string): Call find_AT_string.
13360 (dwarf2out_set_name): New.
13361 * cp/decl.c (grokdeclarator): Call set_name.
13362 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
13363 * debug.c (do_nothing_debug_hooks): Likewise.
13364 * dbxout.c (dbx_debug_hooks): Likewise.
13365 * sdbout.c (sdb_debug_hooks): Likewise.
13367 2009-04-15 Michael Eager <eager@eagercon.com>
13369 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
13370 reg for single-precision FPU.
13371 * config/rs6000/rs6000.md (movsi_internal1): Only for
13372 !TARGET_SINGLE_FPU.
13373 (movsi_internal1_single): New. Add pattern to move SI values to/from
13374 single-precision FP regs.
13376 2009-04-15 Richard Guenther <rguenther@suse.de>
13378 * omp-low.c (lower_rec_input_clauses): Build correct address
13380 (expand_omp_for_generic): Fix multiplication type.
13381 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
13382 (generate_memset_zero): Fix types.
13383 * tree-profile.c (prepare_instrumented_value): Correctly
13386 2009-04-15 Ian Lance Taylor <iant@google.com>
13388 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
13389 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
13390 for -Wall and for -Wc++-compat.
13391 (c_common_post_options): For C++, set warn_enum_compare if not
13393 * c-tree.h (struct c_expr): Add field original_type.
13394 (build_external_ref): Update declaration.
13395 * c-parser.c (c_parser_braced_init): Set original_type.
13396 (c_parser_initelt): Likewise.
13397 (c_parser_expr_no_commas): Likewise.
13398 (c_parser_conditional_expression): Likewise.
13399 (c_parser_cast_expression): Likewise.
13400 (c_parser_unary_expression): Likewise. Pull setting of
13401 original_code to top of function.
13402 (c_parser_sizeof_expression): Set original_type.
13403 (c_parser_alignof_expression): Likewise.
13404 (c_parser_postfix_expression): Likewise. Pull setting of
13405 original_code to top of function.
13406 (c_parser_postfix_expression_after_paren_type): Set original_type.
13407 (c_parser_postfix_expression_after_primary): Likewise.
13408 (c_parser_expression): Likewise.
13409 * c-typeck.c (build_external_ref): Add type parameter. Change all
13411 (c_expr_sizeof_expr): Set original_type field.
13412 (parser_build_unary_op): Likewise.
13413 (parser_build_binary_op): Likewise. Optionally warn about
13414 comparisons of enums of different types.
13415 (digest_init): Set original_type field.
13416 (really_start_incremental_init): Likewise.
13417 (push_init_level, pop_init_level): Likewise.
13418 * doc/invoke.texi (Warning Options): -Wenum-compare now
13421 2009-04-15 Richard Guenther <rguenther@suse.de>
13423 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
13424 out a necessary conversion.
13425 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
13426 names we didn't value number.
13427 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
13429 2009-04-15 Richard Guenther <rguenther@suse.de>
13431 PR tree-optimization/39764
13432 * tree-ssa-ccp.c (get_value): Canonicalize value with
13433 canonicalize_float_value.
13435 2009-04-15 Jan Hubicka <jh@suse.cz>
13437 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
13438 Wrong version of patch.
13440 2009-04-15 Jan Hubicka <jh@suse.cz>
13442 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
13444 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
13446 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
13447 our distinct integral and vector types.
13449 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
13451 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
13452 * init.c (build_vtbl_address): Remove call to assemble_external.
13454 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
13456 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
13457 output for other floating point modes.
13459 2009-04-14 Diego Novillo <dnovillo@google.com>
13461 * diagnostic.c (diagnostic_report_diagnostic): Do not
13462 warn about loaded plugins for DK_ERROR and DK_WARNING.
13463 * c-decl.c (declspecs_add_type): Move call to
13464 invoke_plugin_callbacks ...
13465 * c-parser.c (c_parser_declspecs): ... here.
13466 * plugin.c (dump_active_plugins): Tidy output.
13468 2009-04-14 Diego Novillo <dnovillo@google.com>
13469 Le-Chun Wu <lcwu@google.com>
13471 * configure.ac: Add --enable-plugin support.
13472 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
13473 * Makefile.in (PLUGIN_H): Define.
13474 Export ENABLE_PLUGIN and GMPINC to site.exp.
13475 Add PLUGINLIBS to link command.
13476 Add/modify dependencies for plugin.o and files including plugin.h.
13478 * config.in: Regenerate.
13480 * opts.c (common_handle_option): Handle OPT_fplugin_ and
13483 2009-04-14 Le-Chun Wu <lcwu@google.com>
13485 * tree-pass.h (register_one_dump_file): Add a prototype for
13486 register_one_dump_file.
13487 * toplev.c (compile_file): Call initialize_plugins.
13488 (do_compile): Call invoke_plugin_callbacks.
13489 (toplev_main): Call invoke_plugin_callbacks.
13490 * common.opt: Add -fplugin= and -fplugin-arg-.
13491 * gcc-plugin.h: New public header file for plugins to include.
13492 * plugin.c: New source file.
13493 * plugin.h: New internal header file.
13494 * passes.c (register_one_dump_file): Make it external.
13496 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
13498 2009-04-14 Diego Novillo <dnovillo@google.com>
13500 * doc/plugins.texi: New.
13501 * doc/gccint.texi: Add reference to Plugins chapter.
13502 * doc/invoke.texi: Document -fplugin and -fplugin-arg
13503 * diagnostic.c (diagnostic_report_diagnostic): Warn about
13504 loaded plugins, if any.
13505 * timevar.def (TV_PLUGIN_INIT): Define.
13506 (TV_PLUGIN_RUN): Define.
13507 * plugin.c: Include timevar.h
13508 (plugins_active_p): New.
13509 (dump_active_plugins): New.
13510 (debug_active_plugins): New.
13512 2009-04-14 Joseph Myers <joseph@codesourcery.com>
13514 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
13516 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
13518 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
13520 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
13521 the same as a minus without a shift.
13523 2009-04-14 Nick Clifton <nickc@redhat.com>
13525 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
13526 comparisons with small integers will always produce a short
13529 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
13532 2008-12-19 Diego Novillo <dnovillo@google.com>
13534 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
13536 2009-04-14 Richard Guenther <rguenther@suse.de>
13538 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
13540 (verify_gimple_assign_binary): Likewise. Handle shifts and
13542 (verify_gimple_phi): Print the mismatched argument position.
13543 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
13545 (vect_update_init_of_dr): Likewise.
13546 * matrix-reorg.c (transform_access_sites): Do what the
13548 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
13550 2009-04-13 Michael Eager <eager@eagercon.com>
13552 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
13553 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
13554 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
13555 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
13556 remove duplicate config
13558 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
13560 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
13561 file_name:line_number type locator of the call site.
13563 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
13565 * genautomata.c: Put blank after comma.
13566 (automaton_decls): New.
13567 (struct unit_usage): Add comments to member next.
13568 (store_alt_unit_usage): Keep the list ordered.
13569 (unit_present_on_list_p, equal_alternatives_p): New.
13570 (check_regexp_units_distribution): Check units distribution
13571 correctness correctly.
13572 (main): Don't write automata if error is found. Return correct
13575 * config/m68k/cf.md (cfv4_ds): Remove.
13576 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
13577 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
13579 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
13580 power4-load-ext, power4-store, power4-store-update,
13581 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
13582 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
13583 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
13584 power4-sqrt, power4-isync): Modify reservation to make correct
13585 unit distribution to automata.
13587 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
13588 power5-store-update, power5-two, power5-three, power5-lmul,
13589 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
13591 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
13593 * except.c (pass_set_nothrow_function_flags): Set name and add
13595 (set_nothrow_function_flags): Mention in the dump file when
13596 changing a function to nothrow.
13598 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
13601 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
13602 instead of unsigned long.
13604 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
13606 * config/arm/arm.c (return_used_this_function): Remove.
13607 (arm_output_function_prologue): Remove use of
13608 return_used_this_function.
13609 (output_return_instruction): Replace use of
13610 return_used_this_function
13611 by cfun->machine->return_used_this_function.
13612 (arm_output_epilogue): Likewise.
13613 (arm_output_function_epilogue): Likewise.
13614 (thumb_unexpanded_epilogue): Likewise.
13615 * config/arm/arm.h (struct machine_function):
13616 New member return_used_this_function.
13618 2009-04-12 Mark Mitchell <mark@codesourcery.com>
13620 * doc/install.texi: Correct description of default directory for
13621 --with-gxx-include-dir.
13623 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
13625 * fold-const.c (build_range_check): Properly deal with enumeral and
13626 boolean base types.
13628 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
13630 * doc/invoke.texi (max_gcse_passes): Remove documentation.
13631 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
13632 * params.h (MAX_GCSE_PASSES): Remove.
13633 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
13634 in sequence. Remove ability to run multiple passes.
13635 (bypass_jumps): Report run as third CPROP pass.
13637 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
13639 PR middle-end/39651
13640 * except.c (can_throw_external): Look at each insn in a SEQUENCE
13641 when deciding whether the whole SEQUENCE can throw.
13643 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
13646 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
13647 offseted label references.
13649 2009-04-11 Jan Hubicka <jh@suse.cz>
13651 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
13653 2009-04-11 Richard Guenther <rguenther@suse.de>
13655 PR middle-end/39732
13656 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
13657 return variables as TREE_ADDRESSABLE.
13659 2009-04-11 Richard Guenther <rguenther@suse.de>
13661 PR tree-optimization/39713
13662 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
13663 reference trees have SSA_NAME operands.
13665 2009-04-11 Richard Guenther <rguenther@suse.de>
13668 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
13669 address expressions.
13671 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
13673 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
13674 match changes in Cygwin 1.7
13675 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
13676 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
13678 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
13680 PR tree-optimization/39701
13681 * doc/invoke.texi (Optimization Options): Document change in
13682 meaning and initialization of -fdelete-null-pointer-checks.
13684 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
13686 PR middle-end/39701
13687 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
13689 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
13692 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
13694 2009-04-10 Chao-ying Fu <fu@mips.com>
13696 * doc/tm.texi (Instruction Output): Document
13697 TARGET_ASM_FINAL_POSTSCAN_INSN.
13698 * target.h (final_postscan_insn): New field in asm_out.
13699 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
13700 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
13701 * final.c (final_scan_insn): Call
13702 targetm.asm_out.final_postscan_insn after outputting
13703 an asm macro and a normal instruction.
13705 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
13706 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
13707 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
13708 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
13709 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
13711 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
13713 PR middle-end/39701
13714 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
13715 variables as non-NULL even with -fdelete-null-pointer-checks.
13717 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
13719 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
13721 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
13724 * config/i386/i386.c (classify_argument): Handle SCmode with
13725 (bit_offset % 64) != 0.
13727 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
13729 * doc/invoke.texi (Optimize Options): Add cross-reference to
13730 -Q --help=optimizers examples.
13732 2009-04-10 Ben Elliston <bje@au.ibm.com>
13735 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
13736 regalign for the reg == fpr and TDmode case.
13738 2009-04-09 David Ayers <ayers@fsfe.org>
13741 * objc/objc-act.c (warn_with_method): Remove helper function.
13742 (check_duplicates): Call warning and inform directly.
13743 (really_start_method): Likewise.
13745 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
13747 * expmed.c (expand_divmod): Always use a comparison for a division
13748 by a large unsigned integer.
13750 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
13751 for things others than variables or functions as nonzero.
13753 2009-04-09 Nick Clifton <nickc@redhat.com>
13755 * unwind-compat.c: Change copyright header to refer to version
13756 3 of the GNU General Public License with version 3.1 of the
13757 GCC Runtime Library Exception and to point readers at the
13758 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
13759 * config/alpha/crtfastmath.c: Likewise.
13760 * config/alpha/linux-unwind.h: Likewise.
13761 * config/alpha/qrnnd.asm: Likewise.
13762 * config/alpha/vms-crt0-64.c: Likewise.
13763 * config/alpha/vms-crt0.c: Likewise.
13764 * config/alpha/vms-dwarf2.asm: Likewise.
13765 * config/alpha/vms-dwarf2eh.asm: Likewise.
13766 * config/alpha/vms-psxcrt0-64.c: Likewise.
13767 * config/alpha/vms-psxcrt0.c: Likewise.
13768 * config/alpha/vms_tramp.asm: Likewise.
13769 * config/arc/initfini.c: Likewise.
13770 * config/arc/lib1funcs.asm: Likewise.
13771 * config/arm/bpabi-v6m.S: Likewise.
13772 * config/arm/bpabi.S: Likewise.
13773 * config/arm/bpabi.c: Likewise.
13774 * config/arm/crti.asm: Likewise.
13775 * config/arm/crtn.asm: Likewise.
13776 * config/arm/ieee754-df.S: Likewise.
13777 * config/arm/ieee754-sf.S: Likewise.
13778 * config/arm/lib1funcs.asm: Likewise.
13779 * config/arm/libunwind.S: Likewise.
13780 * config/arm/linux-atomic.c: Likewise.
13781 * config/arm/mmintrin.h: Likewise.
13782 * config/arm/pr-support.c: Likewise.
13783 * config/arm/unaligned-funcs.c: Likewise.
13784 * config/arm/unwind-arm.c: Likewise.
13785 * config/arm/unwind-arm.h: Likewise.
13786 * config/avr/libgcc.S: Likewise.
13787 * config/bfin/crti.s: Likewise.
13788 * config/bfin/crtlibid.s: Likewise.
13789 * config/bfin/crtn.s: Likewise.
13790 * config/bfin/lib1funcs.asm: Likewise.
13791 * config/bfin/linux-unwind.h: Likewise.
13792 * config/cris/arit.c: Likewise.
13793 * config/cris/cris_abi_symbol.c: Likewise.
13794 * config/darwin-64.c: Likewise.
13795 * config/darwin-crt2.c: Likewise.
13796 * config/darwin-crt3.c: Likewise.
13797 * config/darwin.h: Likewise.
13798 * config/dbxelf.h: Likewise.
13799 * config/dfp-bit.c: Likewise.
13800 * config/dfp-bit.h: Likewise.
13801 * config/elfos.h: Likewise.
13802 * config/fixed-bit.c: Likewise.
13803 * config/fixed-bit.h: Likewise.
13804 * config/fp-bit.c: Likewise.
13805 * config/fp-bit.h: Likewise.
13806 * config/fr30/crti.asm: Likewise.
13807 * config/fr30/crtn.asm: Likewise.
13808 * config/fr30/lib1funcs.asm: Likewise.
13809 * config/freebsd-spec.h: Likewise.
13810 * config/frv/cmovd.c: Likewise.
13811 * config/frv/cmovh.c: Likewise.
13812 * config/frv/cmovw.c: Likewise.
13813 * config/frv/frvbegin.c: Likewise.
13814 * config/frv/frvend.c: Likewise.
13815 * config/frv/lib1funcs.asm: Likewise.
13816 * config/glibc-stdint.h: Likewise.
13817 * config/h8300/clzhi2.c: Likewise.
13818 * config/h8300/crti.asm: Likewise.
13819 * config/h8300/crtn.asm: Likewise.
13820 * config/h8300/ctzhi2.c: Likewise.
13821 * config/h8300/fixunssfsi.c: Likewise.
13822 * config/h8300/lib1funcs.asm: Likewise.
13823 * config/h8300/parityhi2.c: Likewise.
13824 * config/h8300/popcounthi2.c: Likewise.
13825 * config/i386/ammintrin.h: Likewise.
13826 * config/i386/att.h: Likewise.
13827 * config/i386/avxintrin.h: Likewise.
13828 * config/i386/biarch64.h: Likewise.
13829 * config/i386/bmmintrin.h: Likewise.
13830 * config/i386/cpuid.h: Likewise.
13831 * config/i386/cross-stdarg.h: Likewise.
13832 * config/i386/crtfastmath.c: Likewise.
13833 * config/i386/crtprec.c: Likewise.
13834 * config/i386/cygming-crtbegin.c: Likewise.
13835 * config/i386/cygming-crtend.c: Likewise.
13836 * config/i386/cygwin.asm: Likewise.
13837 * config/i386/emmintrin.h: Likewise.
13838 * config/i386/gmm_malloc.h: Likewise.
13839 * config/i386/gthr-win32.c: Likewise.
13840 * config/i386/i386.h: Likewise.
13841 * config/i386/immintrin.h: Likewise.
13842 * config/i386/linux-unwind.h: Likewise.
13843 * config/i386/linux64.h: Likewise.
13844 * config/i386/mm3dnow.h: Likewise.
13845 * config/i386/mmintrin-common.h: Likewise.
13846 * config/i386/mmintrin.h: Likewise.
13847 * config/i386/nmmintrin.h: Likewise.
13848 * config/i386/pmm_malloc.h: Likewise.
13849 * config/i386/pmmintrin.h: Likewise.
13850 * config/i386/smmintrin.h: Likewise.
13851 * config/i386/sol2-c1.asm: Likewise.
13852 * config/i386/sol2-ci.asm: Likewise.
13853 * config/i386/sol2-cn.asm: Likewise.
13854 * config/i386/sol2-gc1.asm: Likewise.
13855 * config/i386/tmmintrin.h: Likewise.
13856 * config/i386/unix.h: Likewise.
13857 * config/i386/w32-unwind.h: Likewise.
13858 * config/i386/wmmintrin.h: Likewise.
13859 * config/i386/x86-64.h: Likewise.
13860 * config/i386/x86intrin.h: Likewise.
13861 * config/i386/xmmintrin.h: Likewise.
13862 * config/ia64/crtbegin.asm: Likewise.
13863 * config/ia64/crtend.asm: Likewise.
13864 * config/ia64/crtfastmath.c: Likewise.
13865 * config/ia64/crti.asm: Likewise.
13866 * config/ia64/crtn.asm: Likewise.
13867 * config/ia64/fde-glibc.c: Likewise.
13868 * config/ia64/lib1funcs.asm: Likewise.
13869 * config/ia64/linux-unwind.h: Likewise.
13870 * config/ia64/quadlib.c: Likewise.
13871 * config/ia64/unwind-ia64.c: Likewise.
13872 * config/linux.h: Likewise.
13873 * config/m32c/m32c-lib1.S: Likewise.
13874 * config/m32c/m32c-lib2-trapv.c: Likewise.
13875 * config/m32c/m32c-lib2.c: Likewise.
13876 * config/m32r/initfini.c: Likewise.
13877 * config/m68hc11/larith.asm: Likewise.
13878 * config/m68hc11/m68hc11-crt0.S: Likewise.
13879 * config/m68k/cf.md: Likewise.
13880 * config/m68k/crti.s: Likewise.
13881 * config/m68k/crtn.s: Likewise.
13882 * config/m68k/lb1sf68.asm: Likewise.
13883 * config/m68k/linux-unwind.h: Likewise.
13884 * config/mcore/crti.asm: Likewise.
13885 * config/mcore/crtn.asm: Likewise.
13886 * config/mcore/lib1.asm: Likewise.
13887 * config/mips/linux-unwind.h: Likewise.
13888 * config/mips/loongson.h: Likewise.
13889 * config/mips/mips16.S: Likewise.
13890 * config/mmix/crti.asm: Likewise.
13891 * config/mmix/crtn.asm: Likewise.
13892 * config/pa/fptr.c: Likewise.
13893 * config/pa/hpux-unwind.h: Likewise.
13894 * config/pa/lib2funcs.asm: Likewise.
13895 * config/pa/linux-atomic.c: Likewise.
13896 * config/pa/linux-unwind.h: Likewise.
13897 * config/pa/milli64.S: Likewise.
13898 * config/pa/quadlib.c: Likewise.
13899 * config/pa/stublib.c: Likewise.
13900 * config/picochip/libgccExtras/adddi3.asm: Likewise.
13901 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
13902 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
13903 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
13904 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
13905 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
13906 * config/picochip/libgccExtras/divmod15.asm: Likewise.
13907 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
13908 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
13909 * config/picochip/libgccExtras/longjmp.asm: Likewise.
13910 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
13911 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
13912 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
13913 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
13914 * config/picochip/libgccExtras/setjmp.asm: Likewise.
13915 * config/picochip/libgccExtras/subdi3.asm: Likewise.
13916 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
13917 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
13918 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
13919 * config/rs6000/750cl.h: Likewise.
13920 * config/rs6000/altivec.h: Likewise.
13921 * config/rs6000/biarch64.h: Likewise.
13922 * config/rs6000/crtresfpr.asm: Likewise.
13923 * config/rs6000/crtresgpr.asm: Likewise.
13924 * config/rs6000/crtresxfpr.asm: Likewise.
13925 * config/rs6000/crtresxgpr.asm: Likewise.
13926 * config/rs6000/crtsavfpr.asm: Likewise.
13927 * config/rs6000/crtsavgpr.asm: Likewise.
13928 * config/rs6000/darwin-asm.h: Likewise.
13929 * config/rs6000/darwin-fallback.c: Likewise.
13930 * config/rs6000/darwin-fpsave.asm: Likewise.
13931 * config/rs6000/darwin-ldouble.c: Likewise.
13932 * config/rs6000/darwin-tramp.asm: Likewise.
13933 * config/rs6000/darwin-unwind.h: Likewise.
13934 * config/rs6000/darwin-vecsave.asm: Likewise.
13935 * config/rs6000/darwin-world.asm: Likewise.
13936 * config/rs6000/e500crtres32gpr.asm: Likewise.
13937 * config/rs6000/e500crtres64gpr.asm: Likewise.
13938 * config/rs6000/e500crtres64gprctr.asm: Likewise.
13939 * config/rs6000/e500crtrest32gpr.asm: Likewise.
13940 * config/rs6000/e500crtrest64gpr.asm: Likewise.
13941 * config/rs6000/e500crtresx32gpr.asm: Likewise.
13942 * config/rs6000/e500crtresx64gpr.asm: Likewise.
13943 * config/rs6000/e500crtsav32gpr.asm: Likewise.
13944 * config/rs6000/e500crtsav64gpr.asm: Likewise.
13945 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
13946 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
13947 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
13948 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
13949 * config/rs6000/eabi-ci.asm: Likewise.
13950 * config/rs6000/eabi-cn.asm: Likewise.
13951 * config/rs6000/eabi.asm: Likewise.
13952 * config/rs6000/linux-unwind.h: Likewise.
13953 * config/rs6000/linux64.h: Likewise.
13954 * config/rs6000/paired.h: Likewise.
13955 * config/rs6000/paired.md: Likewise.
13956 * config/rs6000/ppc64-fp.c: Likewise.
13957 * config/rs6000/ppu_intrinsics.h: Likewise.
13958 * config/rs6000/rs6000.h: Likewise.
13959 * config/rs6000/si2vmx.h: Likewise.
13960 * config/rs6000/sol-ci.asm: Likewise.
13961 * config/rs6000/sol-cn.asm: Likewise.
13962 * config/rs6000/spe.h: Likewise.
13963 * config/rs6000/spu2vmx.h: Likewise.
13964 * config/rs6000/sysv4.h: Likewise.
13965 * config/rs6000/tramp.asm: Likewise.
13966 * config/rs6000/vec_types.h: Likewise.
13967 * config/s390/linux-unwind.h: Likewise.
13968 * config/s390/tpf-unwind.h: Likewise.
13969 * config/score/crti.asm: Likewise.
13970 * config/score/crtn.asm: Likewise.
13971 * config/sh/crt1.asm: Likewise.
13972 * config/sh/crti.asm: Likewise.
13973 * config/sh/crtn.asm: Likewise.
13974 * config/sh/divtab-sh4-300.c: Likewise.
13975 * config/sh/divtab-sh4.c: Likewise.
13976 * config/sh/divtab.c: Likewise.
13977 * config/sh/lib1funcs-4-300.asm: Likewise.
13978 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
13979 * config/sh/lib1funcs.asm: Likewise.
13980 * config/sh/lib1funcs.h: Likewise.
13981 * config/sh/linux-atomic.asm: Likewise.
13982 * config/sh/linux-unwind.h: Likewise.
13983 * config/sh/shmedia.h: Likewise.
13984 * config/sh/sshmedia.h: Likewise.
13985 * config/sh/ushmedia.h: Likewise.
13986 * config/sparc/crtfastmath.c: Likewise.
13987 * config/sparc/linux-unwind.h: Likewise.
13988 * config/sparc/sol2-c1.asm: Likewise.
13989 * config/sparc/sol2-ci.asm: Likewise.
13990 * config/sparc/sol2-cn.asm: Likewise.
13991 * config/spu/divmodti4.c: Likewise.
13992 * config/spu/divv2df3.c: Likewise.
13993 * config/spu/float_disf.c: Likewise.
13994 * config/spu/float_unsdidf.c: Likewise.
13995 * config/spu/float_unsdisf.c: Likewise.
13996 * config/spu/float_unssidf.c: Likewise.
13997 * config/spu/mfc_multi_tag_release.c: Likewise.
13998 * config/spu/mfc_multi_tag_reserve.c: Likewise.
13999 * config/spu/mfc_tag_release.c: Likewise.
14000 * config/spu/mfc_tag_reserve.c: Likewise.
14001 * config/spu/mfc_tag_table.c: Likewise.
14002 * config/spu/multi3.c: Likewise.
14003 * config/spu/spu_internals.h: Likewise.
14004 * config/spu/spu_intrinsics.h: Likewise.
14005 * config/spu/spu_mfcio.h: Likewise.
14006 * config/spu/vec_types.h: Likewise.
14007 * config/spu/vmx2spu.h: Likewise.
14008 * config/stormy16/stormy16-lib2.c: Likewise.
14009 * config/svr4.h: Likewise.
14010 * config/sync.c: Likewise.
14011 * config/v850/lib1funcs.asm: Likewise.
14012 * config/vxlib-tls.c: Likewise.
14013 * config/vxlib.c: Likewise.
14014 * config/vxworks-dummy.h: Likewise.
14015 * config/xtensa/crti.asm: Likewise.
14016 * config/xtensa/crtn.asm: Likewise.
14017 * config/xtensa/ieee754-df.S: Likewise.
14018 * config/xtensa/ieee754-sf.S: Likewise.
14019 * config/xtensa/lib1funcs.asm: Likewise.
14020 * config/xtensa/lib2funcs.S: Likewise.
14021 * config/xtensa/linux-unwind.h: Likewise.
14022 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
14023 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
14024 * coretypes.h: Likewise.
14025 * crtstuff.c: Likewise.
14026 * defaults.h: Likewise.
14027 * dwarf2.h: Likewise.
14028 * emutls.c: Likewise.
14029 * gbl-ctors.h: Likewise.
14030 * gcov-io.h: Likewise.
14031 * ginclude/float.h: Likewise.
14032 * ginclude/iso646.h: Likewise.
14033 * ginclude/stdarg.h: Likewise.
14034 * ginclude/stdbool.h: Likewise.
14035 * ginclude/stddef.h: Likewise.
14036 * ginclude/stdfix.h: Likewise.
14037 * ginclude/stdint-gcc.h: Likewise.
14038 * ginclude/tgmath.h: Likewise.
14039 * gthr-aix.h: Likewise.
14040 * gthr-dce.h: Likewise.
14041 * gthr-gnat.c: Likewise.
14042 * gthr-gnat.h: Likewise.
14043 * gthr-lynx.h: Likewise.
14044 * gthr-mipssde.h: Likewise.
14045 * gthr-nks.h: Likewise.
14046 * gthr-posix.c: Likewise.
14047 * gthr-posix.h: Likewise.
14048 * gthr-posix95.h: Likewise.
14049 * gthr-rtems.h: Likewise.
14050 * gthr-single.h: Likewise.
14051 * gthr-solaris.h: Likewise.
14052 * gthr-tpf.h: Likewise.
14053 * gthr-vxworks.h: Likewise.
14054 * gthr-win32.h: Likewise.
14055 * gthr.h: Likewise.
14056 * libgcc2.c: Likewise.
14057 * libgcc2.h: Likewise.
14058 * libgcov.c: Likewise.
14059 * tsystem.h: Likewise.
14060 * typeclass.h: Likewise.
14061 * unwind-c.c: Likewise.
14062 * unwind-compat.h: Likewise.
14063 * unwind-dw2-fde-compat.c: Likewise.
14064 * unwind-dw2-fde-darwin.c: Likewise.
14065 * unwind-dw2-fde-glibc.c: Likewise.
14066 * unwind-dw2-fde.c: Likewise.
14067 * unwind-dw2-fde.h: Likewise.
14068 * unwind-dw2.c: Likewise.
14069 * unwind-dw2.h: Likewise.
14070 * unwind-generic.h: Likewise.
14071 * unwind-pe.h: Likewise.
14072 * unwind-sjlj.c: Likewise.
14073 * unwind.inc: Likewise.
14074 * config/arm/neon-gen.ml: Change generated copyright header to
14075 refer to version 3 of the GNU General Public License with
14076 version 3.1 of the GCC Runtime Library Exception and to point
14077 readers at the COPYING3 and COPYING3.RUNTIME files and the
14078 FSF's license web page.
14079 * config/arm/arm_neon.h: Regenerate.
14081 2009-04-09 Jakub Jelinek <jakub@redhat.com>
14083 * config/cris/cris.md: Change copyright header to refer to version
14084 3 of the GNU General Public License.
14085 * doc/install.texi2html: Change copyright header to refer to version
14086 3 of the GNU General Public License and to point readers at the
14087 COPYING3 file and the FSF's license web page.
14088 * config/vax/linux.h: Likewise.
14090 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
14092 * config/i386/i386.md (cmpcc): New.
14093 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
14094 (sync_compare_and_swap_cc*): Delete.
14096 * config/s390/s390.c (s390_compare_emitted): Remove.
14097 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
14098 s390_compare_emitted used to be handled. Assert that modes match.
14099 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
14100 refer to sync_compare_and_swap_ccsi.
14101 * config/s390/s390.h (s390_compare_emitted): Remove.
14102 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
14103 instead of s390_compare_emitted.
14104 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
14105 instead of s390_compare_emitted.
14106 * config/s390/s390.md (cmpcc): New.
14107 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
14108 CC_REGNUM, do not pretend it's set.
14109 (sync_compare_and_swap_cc*): Delete.
14110 * config/s390/predicates.md (cc_reg_operand): New.
14112 * expr.c (sync_compare_and_swap_cc): Delete.
14113 * optabs.h (sync_compare_and_swap_cc): Delete.
14114 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
14115 is being used with can_compare_p.
14116 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
14117 (find_cc_set): New.
14118 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
14119 look for a MODE_CC set instead. Use emit_store_flag.
14120 (expand_compare_and_swap_loop): Likewise, with some additional
14121 complication to avoid a force_reg when useless. Use
14122 emit_cmp_and_jump_insns.
14123 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
14124 * doc/md.texi (sync_compare_and_swap_cc): Merge with
14125 sync_compare_and_swap documentation.
14127 2009-04-09 Jan Hubicka <jh@suse.cz>
14129 * except.c (find_prev_try): Break out from ....
14130 (duplicate_eh_regions): ... here; properly update prev_try pointers
14131 when duplication part of tree.
14132 (dump_eh_tree): Improve dumping.
14133 (verify_eh_region): New.
14134 (verify_eh_tree): Use it.
14136 2009-04-06 Richard Guenther <rguenther@suse.de>
14138 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
14139 &ARRAY addresses by adjusting their types and prepending
14141 * tree-cfg.c (verify_gimple_assign_single): Verify that
14142 addresses are correct.
14144 2009-04-09 Richard Guenther <rguenther@suse.de>
14146 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
14147 indices into an array reference if possible.
14148 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
14149 Fold POINTER_PLUS_EXPR statements with invariant address.
14151 2009-04-09 Alan Modra <amodra@bigpond.net.au>
14154 * config.gcc (powerpc64-*-linux*): Always build biarch.
14156 2009-04-09 Joseph Myers <joseph@codesourcery.com>
14159 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
14160 it and pedwarn if this results in an INTEGER_CST.
14162 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14164 * doc/install.texi: Update minimum GMP version. Remove obsolete
14165 text in MPFR section.
14167 2009-04-08 Jakub Jelinek <jakub@redhat.com>
14169 * dwarf2out.c (class_scope_p): New static inline.
14170 (class_or_namespace_scope_p): Use it.
14171 (gen_variable_die): Use DW_TAG_member tag for static data member
14172 declarations instead of DW_TAG_variable.
14174 PR middle-end/39573
14175 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
14178 2009-04-08 Richard Guenther <rguenther@suse.de>
14180 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
14181 valueize random data.
14183 2009-04-08 David Edelsohn <edelsohn@gnu.org>
14185 * config.gcc (aix tm_file): Add aix-stdint.h.
14186 (aix tm clause use_gcc_stdint): Set to wrap.
14187 * config/rs6000/aix-stdint.h: New file.
14189 2009-04-08 Richard Guenther <rguenther@suse.de>
14191 PR middle-end/36291
14192 * tree-dfa.c (add_referenced_var): Do not recurse into
14193 global initializers.
14194 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
14196 (fold_const_aggregate_ref): Likewise.
14198 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
14200 * recog.c (ordered_comparison_operator): New.
14201 * gensupport.c (std_preds): Add it.
14202 * doc/md.texi (Machine-Independent Predicates): Document it.
14204 2009-04-08 Jan Hubicka <jh@suse.cz>
14206 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
14207 * function.h (rtl_eh): Remove exception_handler_label_map.
14208 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
14209 remove_exception_handler_label, for_each_eh_label_1): Remove.
14210 (rtl_remove_unreachable_regions): Remove.
14211 (convert_from_eh_region_ranges): Do not remove unreachable regions.
14212 (find_exception_handler_labels): Don't build the hashtable.
14213 (maybe_remove_eh_handler): Remove.
14214 (for_each_eh_label): Rewrite to walk the tree.
14215 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
14216 * except.h (maybe_remove_eh_handler): Remove.
14217 * passes.c (init_optimization_passes): Schedule second EH cleanup
14219 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
14220 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
14222 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
14224 * genoutput.c (validate_optab_operands): New.
14225 (gen_insn, gen_expand): Call it.
14227 * genflags.c (gen_insn): Detect misused iterators.
14228 (main): Pass line_no to gen_insn, exit with status 1 on error.
14230 * genextract.c (line_no): Make global.
14231 (VEC_safe_set_locstr): Change assertion to error message.
14232 (main): Exit with status 1 on error.
14234 2009-04-08 Joseph Myers <joseph@codesourcery.com>
14238 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
14239 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
14240 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
14241 * c-convert.c (convert): Do not call fold on results of conversion
14242 functions when the result is a C_MAYBE_CONST_EXPR.
14243 * c-parser.c (c_parser_postfix_expression): Do not fold condition
14244 of __builtin_choose_expr.
14245 * c-typeck.c (remove_c_maybe_const_expr): New.
14246 (build_unary_op, build_conditional_expr, build_compound_expr,
14247 build_binary_op, c_objc_common_truthvalue_conversion): Call
14248 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
14251 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
14253 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
14254 CODE to produce a new one. Add a prototype to use fold_convert_const
14256 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
14259 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
14260 mix declarations and code.
14262 2009-04-08 Ben Elliston <bje@au.ibm.com>
14264 * gcc.c: Replace `CC' with `GCC' throughout.
14266 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
14268 * doc/invoke.texi: Document Atom support.
14270 2009-04-07 Jason Merrill <jason@redhat.com>
14273 * c-common.h, c-common.c: Add flag_pretty_templates.
14274 * c-opts.c (c_common_handle_option): Set it.
14275 * c.opt: Add -fno-pretty-templates.
14276 * doc/invoke.texi (C++ Dialect Options): Likewise.
14278 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
14280 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
14281 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
14282 (ia64_expand_builtin): Likewise.
14284 2009-04-07 Martin Jambor <mjambor@suse.cz>
14286 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
14287 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
14288 ADDR_EXPRS are include too.
14290 2009-04-07 Richard Guenther <rguenther@suse.de>
14292 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
14293 decls are only used if passes as parameters or if they are
14294 local statics and the call is not to a builtin.
14295 (call_may_clobber_ref_p_1): Likewise.
14297 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
14299 * expr.c (do_store_flag): Remove last argument. Simplify code
14300 to avoid duplication of tests already done by can_compare_p.
14301 (expand_expr_real_1): Adjust caller.
14303 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
14305 * optabs.c (can_compare_p): Test the predicate of a
14306 cbranch and cstore pattern.
14308 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
14310 * expr.c (convert_move): Use emit_store_flag instead of
14313 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
14315 * config/i386/i386.c (ix86_compare_emitted): Remove.
14316 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
14317 ix86_compare_op0 like ix86_compare_emitted used to be handled.
14318 * config/i386/i386.h (ix86_compare_emitted): Remove.
14319 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
14320 instead of ix86_compare_emitted.
14321 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
14323 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
14325 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
14326 Add t-sysroot-suffix to tmake_file.
14327 * config/print-sysroot-suffix.sh: New file.
14328 * config/t-sysroot-suffix: New file.
14330 2009-04-07 Ben Elliston <bje@au.ibm.com>
14332 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
14333 as the latter produces a warning when the target does not support
14336 2009-04-07 Ben Elliston <bje@au.ibm.com>
14338 * dfp.c: Replace type punning assignments with memcpy throughout.
14339 * Makefile.in (dfp.o-warn): Remove.
14341 2009-04-07 Alan Modra <amodra@bigpond.net.au>
14344 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
14345 Include soft-fp/t-softfp after rs6000/t-linux64.
14347 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
14349 * stor-layout.c (set_sizetype): Use the full precision of their
14350 machine mode for bitsize types.
14352 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
14354 * config/i386/i386.md: Revert 2 accidental checkins.
14356 2009-04-06 Joey Ye <joey.ye@intel.com>
14357 Xuepeng Guo <xuepeng.guo@intel.com>
14358 H.J. Lu <hongjiu.lu@intel.com>
14360 Atom pipeline model, tuning and insn selection.
14361 * config.gcc (atom): Add atom config options and target.
14363 * config/i386/atom.md: New.
14365 * config/i386/i386.c (atom_cost): New cost.
14366 (m_ATOM): New macro flag.
14367 (initial_ix86_tune_features): Set m_ATOM.
14368 (x86_accumulate_outgoing_args): Likewise.
14369 (x86_arch_always_fancy_math_387): Likewise.
14370 (processor_target): Add Atom cost.
14371 (cpu_names): Add Atom cpu name.
14372 (override_options): Set Atom ISA.
14373 (ix86_issue_rate): New case PROCESSOR_ATOM.
14374 (ix86_adjust_cost): Likewise.
14376 * config/i386/i386.h (TARGET_ATOM): New target macro.
14377 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
14378 (TARGET_OPT_AGU): New target option.
14379 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
14380 (processor_type): Add PROCESSOR_ATOM.
14382 * config/i386/i386.md (cpu): Add new value "atom".
14383 (use_carry, movu): New attr.
14384 (atom.md): Include atom.md.
14385 (adddi3_carry_rex64): Set attr "use_carry".
14386 (addqi3_carry): Likewise.
14387 (addhi3_carry): Likewise.
14388 (addsi3_carry): Likewise.
14389 (*addsi3_carry_zext): Likewise.
14390 (subdi3_carry_rex64): Likewise.
14391 (subqi3_carry): Likewise.
14392 (subhi3_carry): Likewise.
14393 (subsi3_carry): Likewise.
14394 (x86_movdicc_0_m1_rex64): Likewise.
14395 (*x86_movdicc_0_m1_se): Likewise.
14396 (x86_movsicc_0_m1): Likewise.
14397 (*x86_movsicc_0_m1_se): Likewise.
14398 (*adddi_1_rex64): Emit add insn as much as possible.
14399 (*addsi_1): Likewise.
14400 (return_internal): Set atom_unit.
14401 (return_internal_long): Likewise.
14402 (return_pop_internal): Likewise.
14403 (*rcpsf2_sse): Set atom_sse_attr attr.
14404 (*qrt<mode>2_sse): Likewise.
14405 (*prefetch_sse): Likewise.
14407 * config/i386/i386-c.c (ix86_target_macros_internal): New case
14409 (ix86_target_macros_internal): Likewise.
14411 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
14412 (*prefetch_sse_rex): Likewise.
14413 (sse_rcpv4sf2): Likewise.
14414 (sse_vmrcpv4sf2): Likewise.
14415 (sse_sqrtv4sf2): Likewise.
14416 (<sse>_vmsqrt<mode>2): Likewise.
14417 (sse_ldmxcsr): Likewise.
14418 (sse_stmxcsr): Likewise.
14419 (*sse_sfence): Likewise.
14420 (sse2_clflush): Likewise.
14421 (*sse2_mfence): Likewise.
14422 (*sse2_lfence): Likewise.
14423 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
14424 (<sse>_movup<ssemodesuffixf2c>): Likewise.
14425 (avx_movdqu<avxmodesuffix>): Likewise.
14426 (avx_lddqu<avxmodesuffix>): Likewise.
14427 (sse2_movntv2di): Change attr "type" to "ssemov".
14428 (sse2_movntsi): Likewise.
14429 (rsqrtv8sf2): Change attr "type" to "sseadd".
14430 (sse3_addsubv2df3): Set attr "atom_unit".
14431 (sse3_h<plusminus_insn>v4sf3): Likewise.
14432 (*sse2_pmaddwd): Likewise.
14433 (*vec_extractv2di_1_rex64): Likewise.
14434 (*vec_extractv2di_1_avx): Likewise.
14435 (sse2_psadbw): Likewise.
14436 (ssse3_phaddwv8hi3): Likewise.
14437 (ssse3_phaddwv4hi3): Likewise.
14438 (ssse3_phadddv4si3): Likewise.
14439 (ssse3_phadddv2si3): Likewise.
14440 (ssse3_phaddswv8hi3): Likewise.
14441 (ssse3_phaddswv4hi3): Likewise.
14442 (ssse3_phsubwv8hi3): Likewise.
14443 (ssse3_phsubwv4hi3): Likewise.
14444 (ssse3_phsubdv4si3): Likewise.
14445 (ssse3_phsubdv2si3): Likewise.
14446 (ssse3_phsubswv8hi3): Likewise.
14447 (ssse3_phsubswv4hi3): Likewise.
14448 (ssse3_pmaddubsw128): Likewise.
14449 (sse3_pmaddubsw: Likewise.
14450 (ssse3_palignrti): Likewise.
14451 (ssse3_palignrdi): Likewise.
14453 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
14455 * doc/install.texi (Specific): Fix two cross-references to MinGW.
14457 2009-04-06 Richard Guenther <rguenther@suse.de>
14459 PR tree-optimization/28868
14460 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
14461 of which PHI results we inserted.
14462 (insert_into_preds_of_block): Record inserted PHIs.
14463 (eliminate): Eliminate redundant PHI nodes.
14464 (init_pre): Init inserted_phi_names.
14466 2009-04-06 Richard Guenther <rguenther@suse.de>
14468 PR tree-optimization/39643
14469 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
14470 IMAGPART_EXPRs of complex constants.
14471 (execute_fold_all_builtins): If we folded a call queue
14472 TODO_update_address_taken.
14474 2009-04-06 Jan Hubicka <jh@suse.cz>
14476 PR middle-end/39659
14477 * except.c (remove_unreachable_regions): Propagate may_contain_throw
14480 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
14482 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
14484 (ic_invalidate_array): Likewise.
14486 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
14488 * calls.c (emit_library_call_value_1): Fix a problem with parameter
14489 alignment for library calls.
14491 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
14493 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
14494 (mingw32 tm clause use_gcc_stdint): Set to wrap.
14495 * config/i386/mingw-stdint.h: New file.
14497 2009-04-05 Richard Guenther <rguenther@suse.de>
14499 PR tree-optimization/39648
14500 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
14501 our &A vs. &A[0] IL deficiencies.
14503 2009-04-04 Jan Hubicka <jh@suse.cz>
14505 * except.c (sjlj_find_directly_reachable_regions): Be ready for
14506 removed toplevel regions.
14507 (sjlj_mark_call_sites): Likewise.
14509 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
14511 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
14512 (cygwin tm clause use_gcc_stdint): Set to wrap.
14513 * config/i386/cygwin-stdint.h: New file.
14515 2009-04-04 Richard Guenther <rguenther@suse.de>
14517 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
14518 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
14519 single-argument PHIs if we are in loop-closed SSA form.
14520 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
14521 for the pre-condition.
14522 (slpeel_tree_peel_loop_to_edge): Likewise.
14523 (vect_build_loop_niters): Take an optional sequence to append stmts.
14524 (vect_generate_tmps_on_preheader): Likewise.
14525 (vect_do_peeling_for_loop_bound): Take extra guards for the
14527 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
14528 the cost model check.
14529 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
14530 guards if we are going to peel. Do not apply versioning in that case.
14531 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
14532 (vect_do_peeling_for_loop_bound): Likewise.
14533 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
14534 loop bound only record extra pre-conditions, do not apply loop
14537 2009-04-04 Richard Guenther <rguenther@suse.de>
14539 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
14542 2009-04-04 Jan Hubicka <jh@suse.cz>
14544 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
14545 last_basic_block for size of bb->index indexed array.
14546 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
14547 compute_out, link_btr_uses, build_btr_def_use_webs,
14548 build_btr_def_use_webs, migrate_btr_defs): Likewise.
14550 2009-04-04 Jan Hubicka <jh@suse.cz>
14552 * except.c (remove_eh_handler_and_replace): Break out from ...
14553 (remove_eh_handler): ... here.
14554 (bring_to_root): New function.
14555 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
14556 handled ones, bring others to root of tree.
14558 2009-04-04 Jan Hubicka <jh@suse.cz>
14560 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
14561 (all_phis_safe_to_merge): New function.
14562 (update_info): New structure.
14563 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
14564 (cleanup_empty_eh): Update SSA if possible.
14566 2009-04-04 Richard Guenther <rguenther@suse.de>
14568 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
14569 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
14570 (append_vuse): Likewise.
14572 2009-04-04 Jakub Jelinek <jakub@redhat.com>
14574 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
14575 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
14576 instead of REG_UNSAVED for DW_CFA_undefined.
14577 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
14578 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
14581 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
14584 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
14585 * testsuite/gcc.c-torture/execute/pr39501.c: New file.
14586 * testsuite/gcc.c-torture/execute/pr39501.x: New file.
14588 2009-04-04 Richard Guenther <rguenther@suse.de>
14590 PR tree-optimization/8781
14591 PR tree-optimization/37892
14592 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
14593 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
14594 (valueize_refs): Call it for *& valueizations.
14595 (shared_reference_ops_from_ref): Rename to ...
14596 (valueize_shared_reference_ops_from_ref): ... this and valueize.
14597 (shared_reference_ops_from_call): Rename to ...
14598 (valueize_shared_reference_ops_from_call): ... this and valueize.
14599 (vn_reference_lookup): Update.
14600 (visit_reference_op_call): Likewise.
14601 * tree-ssa-pre.c (phi_translate_1): Fold *&.
14602 (eliminate): Value-replace the call address in call statements.
14604 2009-04-04 Richard Guenther <rguenther@suse.de>
14606 PR tree-optimization/39636
14607 * tree-ssa-forwprop.c
14608 (forward_propagate_addr_into_variable_array_index): Check for
14609 GIMPLE_ASSIGN before accessing the rhs code.
14611 2009-04-03 Jason Merrill <jason@redhat.com>
14613 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
14615 2009-04-03 Steve Ellcey <sje@cup.hp.com>
14617 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
14618 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
14619 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
14620 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
14621 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
14622 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
14623 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
14624 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
14625 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
14626 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
14627 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
14628 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
14629 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
14630 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
14631 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
14632 Use fr_reg_or_fp01_operand instead of fr_register_operand
14634 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
14635 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
14636 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
14638 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
14640 PR rtl-optimization/39607
14641 PR rtl-optimization/39631
14645 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
14646 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
14647 instead of DF_LR_OUT.
14648 * ira-lives.c (process_bb_node_lives): Ditto.
14649 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
14650 instead of DF_LR_{OUT,IN}.
14651 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
14652 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
14654 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
14656 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
14657 (execute_lower_omp): Always run but take the short way out if -fopenmp
14659 (gate_lower_omp): Remove, forcing the pass manager to always run the
14660 pass and always set PROP_gimple_lomp.
14661 (pass_lower_omp): Remove gate function.
14662 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
14663 PROP_trees. Instead, require it.
14664 * ipa-cp.c (pass_ipa_cp): Likewise.
14665 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
14666 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
14667 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
14668 and PROP_gimple_leh.
14670 2009-04-03 Richard Guenther <rguenther@suse.de>
14672 PR middle-end/13146
14673 PR tree-optimization/23940
14674 PR tree-optimization/33237
14675 PR middle-end/33974
14676 PR middle-end/34093
14677 PR tree-optimization/36201
14678 PR tree-optimization/36230
14679 PR tree-optimization/38049
14680 PR tree-optimization/38207
14681 PR tree-optimization/38230
14682 PR tree-optimization/38301
14683 PR tree-optimization/38585
14684 PR middle-end/38895
14685 PR tree-optimization/38985
14686 PR tree-optimization/39299
14687 * tree-ssa-structalias.h: Remove.
14688 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
14689 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
14690 (struct vuse_element_d): Remove.
14691 (struct vuse_vec_d): Likewise.
14692 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
14693 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
14694 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
14695 VUSE_ELEMENT_VAR): Likewise.
14696 (struct voptype_d): Likewise.
14697 (NUM_VOP_FREE_BUCKETS): Likewise.
14698 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
14699 (struct stmt_operands_d): Remove.
14700 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
14701 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
14702 VDEF_NUM, VDEF_VECT): Likewise.
14703 (copy_virtual_operands): Remove.
14704 (operand_build_cmp): Likewise.
14705 (create_ssa_artificial_load_stmt): Likewise.
14706 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
14707 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
14708 vuse_index and mayuse_index members. Pack and move done and iter_type
14709 members to the front.
14710 (SSA_OP_VMAYUSE): Remove.
14711 (SSA_OP_VIRTUAL_USES): Adjust.
14712 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
14713 (unlink_stmt_vdef): Declare.
14714 (add_to_addressable_set): Remove.
14715 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
14716 (vrp_visit_stmt): Likewise.
14717 * doc/tree-ssa.texi (Alias analysis): Update.
14718 * doc/invoke.texi (max-aliased-vops): Remove docs.
14719 (avg-aliased-vops): Likewise.
14720 * tree-into-ssa.c (syms_to_rename): Remove.
14721 (need_to_update_vops_p): Likewise.
14722 (need_to_initialize_update_ssa_p): Rename to ...
14723 (update_ssa_initialized_fn): ... this. Track function we are
14725 (symbol_marked_for_renaming): Simplify.
14726 (add_new_name_mapping): Do not set need_to_update_vops_p.
14727 (dump_currdefs): Use SYMS_TO_RENAME.
14728 (rewrite_update_stmt): Always walk all uses/defs.
14729 (dump_update_ssa): Adjust.
14730 (init_update_ssa): Take function argument. Track what we are
14732 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
14733 (create_new_def_for): Initialize for cfun, assert we are initialized
14735 (mark_sym_for_renaming): Simplify.
14736 (mark_set_for_renaming): Do not initialize update-ssa.
14737 (need_ssa_update_p): Simplify. Take function argument.
14738 (name_mappings_registered_p): Assert we ask for the correct function.
14739 (name_registered_for_update_p): Likewise.
14740 (ssa_names_to_replace): Likewise.
14741 (release_ssa_name_after_update_ssa): Likewise.
14742 (update_ssa): Likewise. Use SYMS_TO_RENAME.
14743 (dump_decl_set): Do not print a newline.
14744 (debug_decl_set): Do it here.
14745 (dump_update_ssa): And here.
14746 * tree-ssa-loop-im.c (move_computations): Adjust.
14747 (movement_possibility): Likewise.
14748 (determine_max_movement): Likewise.
14749 (gather_mem_refs_stmt): Likewise.
14750 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
14751 or NAME_MEMORY_TAG.
14752 * tree-complex.c (update_all_vops): Remove.
14753 (expand_complex_move): Adjust.
14754 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
14755 Simplify test for memory referencing statement. Exclude
14756 non-invariant ADDR_EXPRs.
14757 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
14758 * tree-loop-distribution.c (generate_memset_zero): Adjust.
14759 (rdg_flag_uses): Likewise.
14760 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
14762 (tree_optimize_tail_calls_1): Also split the
14763 edge from the entry block if we have degenerate PHI nodes in
14764 the first basic block.
14765 * tree.c (init_ttree): Remove memory-tag related code.
14766 (tree_code_size): Likewise.
14767 (tree_node_structure): Likewise.
14768 (build7_stat): Re-write to be build6_stat.
14769 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
14770 (SSA_VAR_P): Adjust.
14771 (struct tree_memory_tag): Remove.
14772 (struct tree_memory_partition_tag): Likewise.
14773 (union tree_node): Adjust.
14774 (build7): Re-write to be build6.
14775 * tree-pass.h (pass_reset_cc_flags): Remove.
14776 (TODO_update_address_taken): New flag.
14777 (pass_simple_dse): Remove.
14778 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
14779 * params.h (MAX_ALIASED_VOPS): Remove.
14780 (AVG_ALIASED_VOPS): Likewise.
14781 * omp-low.c (expand_omp_taskreg): Update SSA form.
14782 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
14783 aliases the lhs in a copy stmt.
14784 * tree-ssa-dse.c (struct address_walk_data): Remove.
14785 (memory_ssa_name_same): Likewise.
14786 (memory_address_same): Likewise.
14787 (get_kill_of_stmt_lhs): Likewise.
14788 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
14789 unused stores. Look through PHI nodes into post-dominated regions.
14790 (dse_optimize_stmt): Simplify. Properly remove stores.
14791 (tree_ssa_dse): Compute dominators.
14792 (execute_simple_dse): Remove.
14793 (pass_simple_dse): Likewise.
14794 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
14795 gimple_loaded_syms and gimple_stored_syms computation.
14796 * toplev.c (dump_memory_report): Dump alias and pta stats.
14797 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
14798 (vn_reference_eq): Likewise.
14799 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
14800 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
14801 valueize_vuses): Remove.
14802 (get_def_ref_stmt_vuses): Simplify. Rename to ...
14803 (get_def_ref_stmt_vuse): ... this.
14804 (vn_reference_lookup_2): New function.
14805 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
14806 walking equivalent vuses. Simplify.
14807 (vn_reference_lookup): Likewise.
14808 (vn_reference_insert): Likewise.
14809 (vn_reference_insert_pieces): Likewise.
14810 (visit_reference_op_call): Simplify.
14811 (visit_reference_op_load): Likewise.
14812 (visit_reference_op_store): Likewise.
14813 (init_scc_vn): Remove shared_lookup_vuses initialization.
14814 (free_scc_vn): Remove shared_lookup_vuses freeing.
14815 (sort_vuses, sort_vuses_heap): Remove.
14816 (get_ref_from_reference_ops): Export.
14817 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
14818 vector with single vuse pointer.
14819 (vn_reference_lookup_pieces, vn_reference_lookup,
14820 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
14821 (shared_vuses_from_stmt): Remove.
14822 (get_ref_from_reference_ops): Declare.
14823 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
14824 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
14825 memory-tag related code.
14826 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
14827 (likely_value): Add comment, skip static-chain of call statements.
14828 (surely_varying_stmt_p): Adjust.
14829 (gimplify_and_update_call_from_tree): Likewise.
14830 (execute_fold_all_builtins): Do not rebuild alias info.
14831 (gimplify_and_update_call_from_tree): Properly update VOPs.
14832 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
14833 (copy_ref_info): Remove memory-tag related code.
14834 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
14835 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
14836 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
14838 * tree-ssa-dom.c (gimple_p): Remove typedef.
14839 (eliminate_redundant_computations): Adjust.
14840 (record_equivalences_from_stmt): Likewise.
14841 (avail_expr_hash): Likewise.
14842 (avail_expr_eq): Likewise.
14843 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
14844 (stmt_makes_single_load): Likewise.
14845 (stmt_makes_single_store): Likewise.
14846 * tree-ssa-alias.c: Rewrite completely.
14847 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
14848 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
14849 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
14850 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
14851 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
14852 Remove public functions.
14853 (pass_reset_cc_flags): Remove.
14854 (pass_build_alias): Move ...
14855 * tree-ssa-structalias.c (pass_build_alias): ... here.
14856 * tree-ssa-alias.c (may_be_aliased): Move ...
14857 * tree-flow-inline.h (may_be_aliased): ... here.
14858 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
14859 count_uses_and_derefs): Move ...
14860 * gimple.c: ... here.
14861 * gimple.h (count_uses_and_derefs): Declare.
14862 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
14863 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
14864 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
14865 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
14866 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
14867 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
14868 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
14870 * tree-dfa.c (refs_may_alias_p): Move ...
14871 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
14872 * tree-ssa-alias.h: New file.
14873 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
14874 (statement_sink_location): Likewise.
14875 * opts.c (decode_options): Do not adjust max-aliased-vops or
14876 avg-aliased-vops values.
14877 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
14878 (TV_CALL_CLOBBER): Likewise.
14879 (TV_FLOW_SENSITIVE): Likewise.
14880 (TV_FLOW_INSENSITIVE): Likewise.
14881 (TV_MEMORY_PARTITIONING): Likewise.
14882 (TV_ALIAS_STMT_WALK): New timevar.
14883 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
14884 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
14885 (get_address_description): Remove memory-tag related code.
14886 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
14887 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
14888 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
14889 and immediate uses in statements. Document.
14890 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
14891 (dump_symbols): Remove.
14892 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
14893 * alias.c (get_deref_alias_set): New function split out from ...
14894 (get_alias_set): ... here.
14895 * alias.h (get_deref_alias_set): Declare.
14896 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
14897 type parameter. Remove restrict pointer handling. Create a
14898 ref-all pointer in case type-based alias sets do not conflict.
14899 (vect_analyze_data_refs): Remove SMT related code.
14900 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
14901 (vectorizable_load): Likewise.
14902 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
14903 (DR_SYMBOL_TAG, DR_VOPS): Remove.
14904 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
14905 Ignore vops and SMTs.
14906 (dr_analyze_alias): Likewise..
14907 (free_data_ref): Likewise.
14908 (create_data_ref): Likewise.
14909 (analyze_all_data_dependences): Likewise.
14910 (get_references_in_stmt): Adjust.
14911 * tree-flow-inline.h (gimple_aliases_computed_p,
14912 gimple_addressable_vars, gimple_call_clobbered_vars,
14913 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
14914 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
14915 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
14916 gimple_mem_ref_stats): Remove.
14917 (gimple_vop): New function.
14918 (op_iter_next_use): Remove vuses and mayuses cases.
14919 (op_iter_next_def): Remove vdefs case.
14920 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
14921 (clear_and_done_ssa_iter): Do not set removed fields.
14922 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
14923 Assert we are not iterating over vuses or vdefs if not also
14924 iterating over uses or defs.
14925 (op_iter_init_use): Likewise.
14926 (op_iter_init_def): Likewise.
14927 (op_iter_next_vdef): Remove.
14928 (op_iter_next_mustdef): Likewise.
14929 (op_iter_init_vdef): Likewise.
14930 (compare_ssa_operands_equal): Likewise.
14931 (link_use_stmts_after): Handle vuse operand.
14932 (is_call_used): Use is_call_clobbered.
14933 (is_call_clobbered): Global variables are always call clobbered,
14934 query the call-clobbers bitmap.
14935 (mark_call_clobbered): Ignore global variables.
14936 (clear_call_clobbered): Likewise.
14937 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
14938 virtual operands sanity check.
14939 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
14941 (TARGET_MEM_REF): Remove TMR_TAG operand.
14942 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
14943 Remove call-clobber related code.
14944 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
14945 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
14946 partitions or escape reason.
14947 (get_single_def_stmt, get_single_def_stmt_from_phi,
14948 get_single_def_stmt_with_phi): Remove.
14949 (dump_referenced_vars): Tidy.
14950 (get_ref_base_and_extent): Allow bare decls.
14951 (collect_dfa_stats): Adjust.
14952 * graphite.c (rename_variables_in_stmt): Adjust.
14953 (graphite_copy_stmts_from_block): Likewise.
14954 (translate_clast): Likewise.
14955 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
14957 (translate_vuse_through_block): Use the oracle.
14958 (phi_translate_1): Adjust.
14959 (value_dies_in_block_x): Use the oracle. Cache the outcome
14961 (valid_in_sets): Check if the VUSE for
14962 a REFERENCE is available.
14963 (eliminate): Do not remove stmts during elimination,
14964 instead queue and remove them afterwards.
14965 (do_pre): Do not rebuild alias info.
14966 (pass_pre): Run TODO_rebuild_alias before PRE.
14967 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
14968 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
14969 (mark_all_v_defs_stmt): Remove.
14970 (mark_all_v_defs_seq): Adjust.
14971 (sra_replace): Likewise.
14972 (scalarize_use): Likewise.
14973 (scalarize_copy): Likewise.
14974 (scalarize_init): Likewise.
14975 (scalarize_ldst): Likewise.
14976 (todoflags): Remove.
14977 (tree_sra): Do not rebuild alias info.
14978 (tree_sra_early): Adjust.
14979 (pass_sra): Run TODO_update_address_taken before SRA.
14980 * tree-predcom.c (set_alias_info): Remove.
14981 (prepare_initializers_chain): Do not call it.
14982 (mark_virtual_ops_for_renaming): Adjust.
14983 (mark_virtual_ops_for_renaming_list): Remove.
14984 (initialize_root_vars): Adjust.
14985 (initialize_root_vars_lm): Likewise.
14986 (prepare_initializers_chain): Likewise.
14987 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
14988 (may_propagate_copy_into_stmt): Likewise.
14989 (merge_alias_info): Do nothing for now.
14990 (propagate_tree_value_into_stmt): Adjust.
14991 (stmt_may_generate_copy): Likewise.
14992 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
14993 not mark symbols for renaming.
14994 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
14995 with the same statement, make sure to update the new pointed-to one.
14996 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
14997 call statements, do not mark symbols for renaming.
14998 (mark_operand_necessary): Dump something.
14999 (ref_may_be_aliased): New function.
15000 (mark_aliased_reaching_defs_necessary_1): New helper function.
15001 (mark_aliased_reaching_defs_necessary): Likewise.
15002 (mark_all_reaching_defs_necessary_1): Likewise.
15003 (mark_all_reaching_defs_necessary): Likewise.
15004 (propagate_necessity): Do not process virtual PHIs. For
15005 non-aliased loads mark all reaching definitions as necessary.
15006 For aliased loads and stores mark the immediate dominating
15007 aliased clobbers as necessary.
15008 (visited): New global static.
15009 (perform_tree_ssa_dce): Free visited bitmap after propagating
15011 (remove_dead_phis): Perform simple dead virtual PHI removal.
15012 (remove_dead_stmt): Properly unlink virtual operands when
15014 (eliminate_unnecessary_stmts): Schedule PHI removal after
15016 * tree-ssa-ter.c (is_replaceable_p): Adjust.
15017 (process_replaceable): Likewise.
15018 (find_replaceable_in_bb): Likewise.
15019 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
15020 based on the single gimple vop.
15021 (verify_flow_insensitive_alias_info): Remove.
15022 (verify_flow_sensitive_alias_info): Likewise.
15023 (verify_call_clobbering): Likewise.
15024 (verify_memory_partitions): Likewise.
15025 (verify_alias_info): Likewise.
15026 (verify_ssa): Adjust..
15027 (execute_update_addresses_taken): Export. Update SSA
15028 manually. Optimize only when optimizing. Use a local bitmap.
15029 (pass_update_address_taken): Remove TODO_update_ssa, add
15031 (pass_update_address_taken): Just use TODO_update_address_taken.
15032 (init_tree_ssa): Do not initialize addressable_vars.
15033 (verify_ssa): Verify new VUSE / VDEF properties.
15034 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
15035 Do not call verify_alias_info.
15036 (delete_tree_ssa): Clear the VUSE, VDEF operands.
15037 Do not free the loaded and stored syms bitmaps. Reset the escaped
15038 and callused solutions. Do not free addressable_vars.
15039 Remove memory-tag related code.
15040 (warn_uninitialized_var): Aliases are always available.
15041 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
15042 * lambda-code.c (can_put_in_inner_loop): Adjust.
15043 (can_put_after_inner_loop): Likewise.
15044 (perfect_nestify): Likewise.
15045 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
15046 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
15047 (vectorizable_conversion): Do not mark symbols for renaming.
15048 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
15049 (expand_call_inline): Unlink the calls virtual operands before
15051 (tree_function_versioning): Do not call update_ssa if we are not
15052 updating clones. Simplify.
15053 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
15054 (propagate_with_phi): Likewise..
15055 * tree-outof-ssa.c (create_temp): Remove memory tag and call
15056 clobber code. Assert we are not aliased or global.
15057 * tree-flow.h: Include tree-ssa-alias.h
15058 (enum escape_type): Remove.
15059 (struct mem_sym_stats_d): Likewise.
15060 (struct mem_ref_stats_d): Likewise.
15061 (struct gimple_df): Add vop member. Remove global_var,
15062 call_clobbered_vars, call_used_vars, addressable_vars,
15063 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
15064 escaped and callused members.
15065 (struct ptr_info_def): Remove all members, add points-to solution
15067 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
15068 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
15069 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
15070 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
15071 (tree-ssa-alias.o): Likewise.
15072 (toplev.o): Add tree-ssa-alias.h
15073 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
15074 * gimple.c (gimple_set_bb): Fix off-by-one error.
15075 (is_gimple_reg): Do not handle memory tags.
15076 (gimple_copy): Also copy virtual operands.
15077 Delay updating the statement. Do not reset loaded and stored syms.
15078 (gimple_set_stored_syms): Remove.
15079 (gimple_set_loaded_syms): Likewise.
15080 (gimple_call_copy_skip_args): Copy the virtual operands
15081 and mark the new statement modified.
15082 * tree-ssa-structalias.c (may_alias_p): Remove.
15083 (set_uids_in_ptset): Take the alias set to prune with as
15084 parameter. Fold in the alias test of may_alias_p.
15085 (compute_points_to_sets): Compute whether a ptr is dereferenced
15086 in a local sbitmap.
15087 (process_constraint): Deal with &ANYTHING on the lhs, reject all
15088 other ADDRESSOF constraints on the lhs.
15089 (get_constraint_for_component_ref): Assert that we don't get
15090 ADDRESSOF constraints from the base of the reference.
15091 Properly generate UNKNOWN_OFFSET for DEREF if needed.
15092 (struct variable_info): Remove collapsed_to member.
15093 (get_varinfo_fc): Remove.
15094 (new_var_info): Do not set collapsed_to.
15095 (dump_constraint): Do not follow cycles.
15096 (dump_constraint_graph): Likewise.
15097 (build_pred_graph): Likewise.
15098 (build_succ_graph): Likewise.
15099 (rewrite_constraints): Likewise.
15100 (do_simple_structure_copy): Remove.
15101 (do_rhs_deref_structure_copy): Remove.
15102 (do_lhs_deref_structure_copy): Remove.
15103 (collapse_rest_of_var): Remove.
15104 (do_structure_copy): Re-implement.
15105 (pta_stats): New global variable.
15106 (dump_pta_stats): New function.
15107 (struct constraint_expr): Make offset signed.
15108 (UNKNOWN_OFFSET): Define special value.
15109 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
15110 (solution_set_expand): New helper function split out from ...
15111 (do_sd_constraint): ... here.
15112 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
15113 (do_ds_constraint): Likewise.
15114 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
15115 and CALLUSED = *CALLUSED.
15116 (set_union_with_increment): Make inc argument signed.
15117 (type_safe): Remove.
15118 (get_constraint_for_ptr_offset): Handle unknown and negative
15120 (first_vi_for_offset): Handle offsets before start. Bail
15121 out early for offsets beyond the variable extent.
15122 (first_or_preceding_vi_for_offset): New function.
15123 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
15124 Together with ESCAPED = *ESCAPED this properly computes reachability.
15125 (find_what_var_points_to): New function.
15126 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
15127 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
15128 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
15129 pt_solutions_intersect): New functions.
15130 (compute_call_used_vars): Remove.
15131 (compute_may_aliases): New main entry into PTA computation.
15132 * gimple.h (gimple_p): New typedef.
15133 (struct gimple_statement_base): Remove references_memory_p.
15134 (struct gimple_statement_with_memory_ops_base): Remove
15135 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
15137 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
15138 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
15139 gimple_set_references_memory): Remove.
15140 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
15141 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
15143 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
15144 (verify_expr): Allow RESULT_DECL.
15145 (gimple_duplicate_bb): Do not copy virtual operands.
15146 (gimple_duplicate_sese_region): Adjust.
15147 (gimple_duplicate_sese_tail): Likewise.
15148 (mark_virtual_ops_in_region): Remove.
15149 (move_sese_region_to_fn): Do not call it.
15150 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
15151 and pass_simple_dse.
15152 (execute_function_todo): Handle TODO_update_address_taken,
15153 call execute_update_addresses_taken for TODO_rebuild_alias.
15154 (execute_todo): Adjust.
15155 (execute_one_pass): Init dump files early.
15156 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
15158 (create_general_new_stmt): Clear vops.
15159 * tree-ssa-reassoc.c (get_rank): Adjust.
15160 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
15161 symbols for renaming.
15162 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
15163 (PARAM_AVG_ALIASED_VOPS): Likewise.
15164 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
15165 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
15166 * tree-ssa-operands.c: Simplify for new virtual operand representation.
15167 (operand_build_cmp, copy_virtual_operands,
15168 create_ssa_artificial_load_stmt, add_to_addressable_set,
15169 gimple_add_to_addresses_taken): Remove public functions.
15170 (unlink_stmt_vdef): New function.
15172 2009-04-03 Alan Modra <amodra@bigpond.net.au>
15174 * config.gcc (powerpc-*-linux*): Merge variants.
15176 2009-04-02 Chao-ying Fu <fu@mips.com>
15177 James Grosbach <james.grosbach@microchip.com>
15179 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
15180 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
15182 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
15183 keep_interrupts_masked_p, use_debug_exception_return_p.
15184 (mips_attribute_table): Add interrupt, use_shadow_register_set,
15185 keep_interrupts_masked, use_debug_exception_return.
15186 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
15187 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
15189 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
15190 (mips_print_operand): Process COP0 registers to print $0 .. $31
15191 correctly for GAS to process.
15192 (mips_interrupt_extra_call_saved_reg_p): New function.
15193 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
15195 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
15196 (mips_compute_frame_info): Add supports for interrupt context that
15197 includes doubleword accumulators and COP0 registers.
15198 (mips_for_each_saved_acc): New function.
15199 (mips_for_each_saved_gpr_and_fpr): Change the function name from
15200 mips_for_each_saved_reg.
15201 (mips_save_reg): Save accumulators.
15202 (mips_kernel_reg_p): A new for_each_rtx callback.
15203 (mips_expand_prologue): Support interrupt handlers.
15204 (mips_restore_reg): Restore accumulators.
15205 (mips_expand_epilogue): Support interrupt handlers.
15206 (mips_can_use_return_insn): Return false for interrupt handlers.
15207 (mips_epilogue_uses): New function.
15208 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
15209 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
15210 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
15211 cop0_move): New instructions.
15212 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
15213 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
15215 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
15217 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
15218 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
15219 interrupt handlers, we use K0 as the temporary register.
15220 (EPILOGUE_USES): Change to a function call.
15221 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
15222 handlers, we use K0 as the temporary register.
15224 * doc/extend.texi (Function Attributes): Document interrupt,
15225 use_shadow_register_set, keep_interrupts_masked,
15226 use_debug_exception_return for MIPS attributes.
15228 2009-04-03 Alan Modra <amodra@bigpond.net.au>
15230 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
15231 Remove a number of t-files from tmake_file.
15232 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
15233 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
15234 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
15235 target_prototype, not TARGET_PROTOTYPE.
15236 (LINK_OS_GNU_SPEC): Define.
15237 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
15238 and darwin-ldoubdle.c.
15240 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
15243 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
15244 (cpp_options): Ditto.
15245 (default_compilers): Ditto.
15246 (display_help): Ditto.
15247 (process_command): Ditto.
15248 (do_spec_1): Ditto.
15249 (set_input): Use lbasename instead of duplicate code.
15250 (save_temps_prefix): New static for -save-temps=obj.
15251 (save_temps_length): Ditto.
15253 * doc/invoke.texi (-save-temps=obj): Document new variant to
15254 -save-temps switch.
15256 2009-04-02 Jeff Law <law@redhat.com>
15258 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
15261 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
15263 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
15264 * configure: Regenerated.
15266 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
15268 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
15269 share the argument list.
15271 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
15275 2009-02-12 Diego Novillo <dnovillo@google.com>
15277 * varpool.c (debug_varpool): New.
15278 * cgraph.h (debug_varpool): Declare.
15280 2009-04-02 Jan Hubicka <jh@suse.cz>
15282 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
15285 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
15287 * config/i386/i386.c (ix86_abi): Move initialization to ...
15288 (override_options): Here.
15290 2009-04-02 Christian Bruel <christian.bruel@st.com>
15292 * config/sh/sh.c (sh_dwarf_register_span): New function.
15293 (TARGET_DWARF_REGISTER_SPAN): Define.
15294 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
15296 2009-04-02 Ira Rosen <irar@il.ibm.com>
15298 PR tree-optimization/39595
15299 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
15300 interleaved loads group is not greater than the SLP group size.
15302 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
15304 * builtins.c (is_builtin_name): New.
15305 (called_as_built_in): Use is_builtin_name.
15306 * tree.h (is_builtin_name): New.
15307 * varasm.c (incorporeal_function_p): Use is_builtin_name
15309 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
15311 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
15313 2009-04-02 Dodji Seketeli <dodji@redhat.com>
15316 * c-decl.c (clone_underlying_type): Move this ...
15317 * c-common.c (set_underlying_type): ... here.
15318 Also, make sure the function properly sets TYPE_STUB_DECL() on
15319 the newly created typedef variant type.
15320 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
15321 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
15324 2009-04-02 Richard Guenther <rguenther@suse.de>
15326 PR tree-optimization/37221
15327 * tree-flow.h (degenerate_phi_result): Declare.
15328 * tree-ssa-dom.c (degenerate_phi_result): Export.
15329 * tree-scalar-evolution.c (analyze_initial_condition): If
15330 the initial condition is defined by a degenerate PHI node
15331 use the degenerate value.
15333 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
15335 PR rtl-optimization/39588
15336 * combine.c (merge_outer_ops): Do not set the constant when this
15338 (simplify_shift_const_1): Do not modify it either in this case.
15340 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
15342 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
15343 tuning is deprecated if -mtune value is set to an Itanium1 variant.
15345 2009-04-01 Janis Johnson <janis187@us.ibm.com>
15348 * c-lex.c (interpret_float): Default (no suffix) is double.
15350 2009-04-1 Xinliang David Li <davidxl@google.com>
15352 * config/i386/i386.c (legitimate_constant_p): Recognize
15353 all one vector constant.
15355 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
15357 * config/vax/vax.c: Add #includes to silence warnings.
15358 Change #include order to silence two warnings.
15360 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
15362 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
15363 (ASM_SPEC): Pass -k to the assembler for PIC code.
15365 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
15367 * config.gcc: Add vax-*-linux* to the switch.
15368 * config/vax/linux.h: New file. (TARGET_VERSION,
15369 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
15371 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
15373 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
15374 Use predicate macros instead of GET_CODE() == foo.
15375 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
15376 ashlsi3, rotrsi3, <unnamed>): Likewise.
15378 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
15380 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
15381 jbbccihi, jbbccisi): Remova trailing whitespace.
15382 * config/vax/constraints.md: Likewise.
15383 * config/vax/elf.h: (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
15384 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
15385 * config/vax/predicates.md: Likewise.
15386 * config/vax/vax.c (print_operand_address, vax_output_int_move,
15387 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
15388 * config/vax/vax.h: Likewise.
15389 * config/vax/vax.md (nonlocal_goto): Likewise.
15391 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
15393 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
15394 (indirectable_address_p, adjacent_operands_p): Add spaces around
15396 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
15398 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
15400 * config/vax/vax.c (legitimate_constant_address_p,
15401 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
15402 index_term_p, reg_plus_index_p, legitimate_address_p,
15403 vax_mode_dependent_address_p): Update comments to match functions
15404 modified by the recent int->bool conversion.
15406 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
15408 * config/vax/builtins.md: Update copyright message.
15409 * config/vax/constraints.md: Likewise.
15410 * config/vax/netbsd-elf.h: Likewise.
15411 * config/vax/predicates.md: Likewise.
15412 * config/vax/vax-protos.h: Likewise.
15413 * config/vax/vax.c: Likewise.
15414 * config/vax/vax.h: Likewise.
15415 * config/vax/vax.md: Likewise.
15416 * config/vax/vax.opt: Likewise.
15418 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
15420 * config/vax/builtins.md (ffssi2, ffssi2_internal,
15421 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
15422 * config/vax/constraints.md (B, R): Likewise.
15423 * config/vax/predicates.md (external_memory_operand,
15424 nonimmediate_addsub_di_operand): Likewise.
15425 * config/vax/vax.c (vax_output_int_add): Likewise.
15426 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
15427 untyped_call): Likewise.
15429 2009-04-01 Matt Thomas <matt@3am-software.com>
15431 * config/vax/predicates.md: New file.
15432 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
15433 external_const_operand, nonsymbolic_operand, external_memory_operand,
15434 indirect_memory_operand, indexed_memory_operand,
15435 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
15436 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
15438 * config/vax/constraints.md: New file.
15439 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
15441 * config/vax/builtins.md: New file.
15442 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
15443 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
15445 * config/vax/vax.opt (mqmath): Add option.
15446 * config/vax/vax.md (isfx): Extend with DI.
15447 (VAXintQH, VAXintQHSD): Define.
15448 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
15449 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
15450 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
15451 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
15452 (movdi): Update constraints and use vax_output_int_move().
15453 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
15454 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
15455 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
15456 nonlocal_goto): New.
15457 (mov<mode>): Extend accepted operand types.
15458 (subdi3_old): Rename from subdi3, change update constraints and use
15459 a new implementation.
15460 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
15461 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
15462 MOVE_RATIO, CLEAR_RATIO): Define.
15463 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
15464 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
15465 (PRINT_OPERAND): Redefine using a function instead of inlined code.
15466 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
15467 (split_quadword_operands): Make static and really allow variable
15469 (print_operand_address): Update for PIC generation.
15470 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
15471 indexable_address_p, fixup_mathdi_operand,
15472 vax_expand_addsub_di_operands, adjacent_operands_p): New.
15473 (vax_float_literal, legitimate_constant_p,
15474 indirectable_constant_address_p, index_term_p,
15475 reg_plus_index_p): Return bool instead of int.
15476 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
15478 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
15480 (vax_output_conditional_branch): Indent.
15481 (legitimate_constant_address_p, indirectable_constant_address_p,
15482 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
15483 vax_mode_dependent_address_p): Return bool instead of int, update for
15485 * config/vax/vax-protos.h (legitimate_constant_address_p,
15486 legitimate_constant_p, legitimate_address_p,
15487 vax_mode_dependent_address_p): Change declaration to bool.
15488 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
15489 vax_expand_addsub_di_operands, vax_output_int_subtract,
15490 vax_output_movmemsi): Declare.
15491 (split_quadword_operands, vax_float_literal): Delete declaration.
15492 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
15493 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
15494 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
15495 ASM_OUTPUT_DWARF_PCREL): Define.
15496 (ASM_SPEC): Change definition to allow PIC generation.
15498 2009-04-01 Steve Ellcey <sje@cup.hp.com>
15500 * doc/sourcebuild.texi: Update front-end requirements.
15502 2009-04-01 Jakub Jelinek <jakub@redhat.com>
15505 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
15506 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
15507 (booldi3_internal3): Use boolean_or_operator instead of
15510 2009-04-01 Joseph Myers <joseph@codesourcery.com>
15513 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
15514 declarator whose size is not an integer constant expression but
15515 folds to an integer constant, then treat it as a constant
15518 2009-04-01 Richard Guenther <rguenther@suse.de>
15520 * fold-const.c (fold_plusminus_mult_expr): Do not fold
15521 i * 4 + 2 to (i * 2 + 1) * 2.
15523 2009-04-01 Jakub Jelinek <jakub@redhat.com>
15526 * c-parser.c (c_parser_asm_statement): Skip until close paren and
15527 return if c_parser_asm_string_literal returned NULL.
15529 2009-04-01 Nick Clifton <nickc@redhat.com>
15531 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
15533 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
15534 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
15535 other typedefs to avoid conflicts with libgcc2.c. Define labels
15536 to gain 16-bit bit-manipulation functions from libgcc2.c and then
15538 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
15539 to gain 16-bit trapping arithmetic functions from libgcc2.c and
15542 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
15544 * varasm.c (default_function_rodata_section): Declare DOT as
15547 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
15548 Andrey Galkin <agalkin@hypercom.com>
15551 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
15552 Make object_name unique for each process.
15554 2009-04-01 Jakub Jelinek <jakub@redhat.com>
15557 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
15558 addressable variables in the parallel that could go out of scope while
15559 running queued tasks.
15561 2009-04-01 Anatoly Sokolov <aesok@post.ru>
15563 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
15564 (CASE_VALUES_THRESHOLD): Redefine.
15565 * config/avr/avr.c (avr_override_options): Remove initialization of
15566 avr_case_values_threshold variable.
15567 (avr_case_values_threshold): Remove variable. Add new function.
15568 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
15569 * config/avr/avr.opt (mno-tablejump): Remove option.
15570 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
15572 2009-04-01 DJ Delorie <dj@redhat.com>
15574 * varasm.c (default_function_rodata_section): Don't assume
15575 anything about where the first '.' in the section name is.
15577 2009-04-01 Alan Modra <amodra@bigpond.net.au>
15579 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
15580 rs6000_emit_stack_tie.
15582 2009-03-31 Ian Lance Taylor <iant@google.com>
15584 * tree-eh.c (tree_remove_unreachable_handlers): Compare
15585 gimple_code with GIMPLE_RESX, not RESX.
15587 2009-03-31 Joseph Myers <joseph@codesourcery.com>
15589 * c-common.c (c_get_ident): New.
15590 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
15592 2009-04-01 Ben Elliston <bje@au.ibm.com>
15594 * config/rs6000/sysv4.opt (msdata): Improve option description.
15596 2009-03-31 Steve Ellcey <sje@cup.hp.com>
15598 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
15599 (divdf3_internal_lat): Remove.
15600 (divxf3_internal_lat): Remove.
15601 (divxf3_internal_thr): Remove.
15602 (divxf): Use divxf3_internal.
15603 * config/ia64/div.md (divsf3_internal_lat): New.
15604 (divdf3_internal_lat): New.
15605 (divxf3_internal): New.
15607 2009-03-31 Joseph Myers <joseph@codesourcery.com>
15610 * Makefile.in (USE_GCC_STDINT): Define.
15611 (stmp-int-hdrs): Install stdint.h if applicable.
15612 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
15614 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
15615 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
15616 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
15617 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
15618 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
15619 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
15620 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
15621 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
15622 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
15623 (c_common_nodes_and_builtins): Initialize
15624 underlying_wchar_type_node. Do not initialize
15625 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
15626 nodes for new types.
15627 (c_stddef_cpp_builtins): Define macros for new types.
15628 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
15630 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
15631 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
15632 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
15633 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
15634 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
15635 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
15636 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
15637 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
15638 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
15639 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
15640 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
15641 int16_type_node, int32_type_node, int64_type_node,
15642 uint8_type_node, uint16_type_node, c_uint32_type_node,
15643 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
15644 int_least32_type_node, int_least64_type_node,
15645 uint_least8_type_node, uint_least16_type_node,
15646 uint_least32_type_node, uint_least64_type_node,
15647 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
15648 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
15649 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
15650 uintptr_type_node): Define.
15651 * c-cppbuiltin.c (builtin_define_constants,
15652 builtin_define_type_minmax): New.
15653 (builtin_define_stdint_macros): Define more macros.
15654 (c_cpp_builtins): Define more limit macros.
15655 (type_suffix): New.
15656 (builtin_define_type_max): Define in terms of
15657 builtin_define_type_minmax. Remove is_long parameter. All
15659 * config.gcc (use_gcc_stdint): Define.
15660 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
15661 Add newlib-stdint.h for generic targets.
15662 * config/glibc-stdint.h, config/newlib-stdint.h,
15663 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
15664 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
15665 * config/score/score.h (UINTPTR_TYPE): Define.
15666 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
15667 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
15668 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
15669 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
15670 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
15671 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
15672 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
15673 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
15674 * config/spu/spu.h (STDINT_LONG32): Define.
15675 * configure.ac (use_gcc_stdint): Substitute.
15676 * configure: Regenerate.
15677 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
15678 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
15679 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
15680 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
15681 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
15682 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
15683 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
15684 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
15685 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
15686 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
15687 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
15688 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
15689 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
15690 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
15691 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
15692 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
15693 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
15694 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
15695 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
15696 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
15697 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
15698 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
15699 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
15700 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
15701 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
15702 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
15703 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
15704 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
15705 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
15707 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
15709 * loop-iv.c (suitable_set_for_replacement): Renamed from
15710 simplify_using_assignment; changed to return bool and to accept new
15711 args DEST and SRC. Return true iff we find a source/destination pair
15712 that can be used to make a replacement, and fill SRC and DEST if so.
15713 Remove arg ALTERED. Don't deal with altered regs here. All callers
15715 (simplify_using_initial_values): Deal with altered regs here and track
15716 more precisely the effect they have on the validity of our expression.
15718 * loop-iv.c (simplify_using_condition): A condition of the form
15719 (EQ REG CONST) can be used to simply make a substitution.
15720 (simplify_using_initial_values): Keep track of conditions we have seen
15721 and keep using them to simplify new expressions, while applying the
15722 same substitutions to them as to the expression.
15724 * simplify-rtx.c (simplify_relational_operation_1): Simplify
15725 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
15728 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
15729 changed. Use this when trying to improve the upper bound.
15730 Generate the comparison by using simplify_gen_relational.
15732 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
15734 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
15736 (simplify_using_assignment, simplify_using_initial_values): Call
15737 replace_in_expr to make replacements. Call replace_single_def_regs
15738 once on the initial version of the expression.
15740 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
15743 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
15745 2009-03-31 Richard Guenther <rguenther@suse.de>
15747 PR middle-end/31029
15748 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
15749 equality comparisons. Fold C - X CMP X if C % 2 == 1.
15751 2009-03-31 Richard Guenther <rguenther@suse.de>
15753 * tree.h (div_if_zero_remainder): Declare.
15754 * fold-const.c (div_if_zero_remainder): Export.
15755 * tree-ssa-forwprop.c
15756 (forward_propagate_addr_into_variable_array_index): Handle
15757 constant array index addition outside of the variable index.
15759 2009-03-31 Joseph Myers <joseph@codesourcery.com>
15762 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
15763 define_splits, floatunssi<mode>2): Require x87 conversions from
15764 DImode to be permitted.
15766 2009-03-31 Joseph Myers <joseph@codesourcery.com>
15768 PR preprocessor/15638
15769 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
15771 2009-03-31 Richard Guenther <rguenther@suse.de>
15773 PR middle-end/23401
15774 PR middle-end/27810
15775 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
15776 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
15777 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
15778 a separate statement.
15779 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
15780 (lookup_tmp_var): Likewise.
15781 (is_gimple_formal_tmp_or_call_rhs): Remove.
15782 (is_gimple_reg_or_call_rhs): Rename to ...
15783 (is_gimple_reg_rhs_or_call): ... this.
15784 (is_gimple_mem_or_call_rhs): Rename to ...
15785 (is_gimple_mem_rhs_or_call): ... this.
15786 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
15787 DECL_GIMPLE_REG_P only if is_formal is true.
15788 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
15789 for non-proper post-modify expression gimplification.
15790 (gimplify_self_mod_expr): For post-modify expressions gimplify
15791 the lvalue to a minimal lvalue.
15792 (rhs_predicate_for): Remove formal temp case.
15793 (gimplify_modify_expr_rhs): Likewise.
15794 (gimplify_addr_expr): Use is_gimple_reg.
15795 (gimplify_expr): Remove formal temp cases.
15796 (gimple_regimplify_operands): Likewise.
15797 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
15798 and FILTER_EXPR like constants.
15799 * gimple.c (walk_gimple_op): Fix val_only initialization, use
15801 (is_gimple_formal_tmp_rhs): Remove.
15802 (is_gimple_reg_rhs): Remove special casing.
15803 (is_gimple_mem_rhs): Fix.
15804 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
15805 (is_gimple_formal_tmp_var): Remove.
15806 (is_gimple_formal_tmp_reg): Likewise.
15807 (is_gimple_min_lval): Allow invariant component ref parts.
15808 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
15809 is_gimple_formal_tmp_reg): Remove declarations.
15810 * tree-cfg.c (verify_expr): Verify that variables with address
15811 taken do not have DECL_GIMPLE_REG_P set.
15812 * tree-mudflap.c (mf_build_check_statement_for): Use
15813 force_gimple_operand instead of gimplify_expr.
15815 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
15817 * modulo-sched.c (sms_schedule_by_order): Pass the actual
15818 schedulable rows to compute_split_row.
15820 2009-03-31 Ben Elliston <bje@au.ibm.com>
15823 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
15826 2009-03-31 Alan Modra <amodra@bigpond.net.au>
15828 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
15829 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
15830 * configure: Regenerate.
15831 * config.in: Regenerate.
15832 * config/rs6000/rs6000.opt (mtls-markers): Add.
15833 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
15834 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
15835 (tls_ld_aix, tls_ld_sysv): Likewise.
15836 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
15837 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
15839 2009-03-31 Alan Modra <amodra@bigpond.net.au>
15841 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
15843 2009-03-30 Jan Hubicka <jh@suse.cz>
15845 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
15847 (tree_remove_unreachable_handlers): Cleanup EH predecestor
15848 detection and label handling.
15850 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
15852 * ira-int.h (ira_allocno): Rename left_conflicts_num to
15853 left_conflicts_size.
15854 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
15855 ALLOCNO_LEFT_CONFLICTS_SIZE.
15857 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
15858 remove_allocno_from_bucket_and_push,
15859 allocno_spill_priority_compare, push_allocnos_to_stack,
15860 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
15861 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
15862 (setup_allocno_left_conflicts_num): Ditto. Rename to
15863 setup_allocno_left_conflicts_size.
15864 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
15865 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
15866 setup_allocno_left_conflicts_size instead of
15867 setup_allocno_left_conflicts_num.
15869 * ira-build.c (ira_create_allocno): Use
15870 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
15871 ALLOCNO_LEFT_CONFLICTS_NUM.
15873 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
15875 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
15876 instead of DF_LR_OUT.
15878 * ira-lives.c (process_bb_node_lives): Ditto.
15880 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
15881 instead of DF_LR_{OUT,IN}.
15883 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
15885 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
15887 2009-03-30 Jan Hubicka <jh@suse.cz>
15889 * except.c (label_to_region_map): Fix thinko.
15891 2009-03-30 Steve Ellcey <sje@cup.hp.com>
15893 PR middle-end/38237
15894 * tree.h (tree_find_value): New declaration.
15895 * tree.c (tree_find_value): New function.
15896 * varasm.c (assemble_external): Avoid duplicate entries on lists.
15898 2009-03-30 Jakub Jelinek <jakub@redhat.com>
15901 * c-decl.c (struct c_binding): Add locus field.
15902 (bind): Add locus argument, set locus field from it.
15903 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
15904 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
15905 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
15906 implicitly_declare, undeclared_variable, lookup_label,
15907 declare_label, c_make_fname_decl, c_builtin_function,
15908 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
15911 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
15914 * config/i386/i386.c (classify_argument): Check total size of
15917 2009-03-30 Martin Jambor <mjambor@suse.cz>
15919 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
15920 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
15921 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
15924 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
15925 seen_variable_array_ref while also traversing a union.
15927 * tree-inline.c (optimize_inline_calls): Do not call
15928 cgraph_node_remove_callees.
15929 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
15930 (pass_remove_cgraph_callee_edges): New variable.
15931 * passes.c (init_optimization_passes): Add
15932 pass_remove_cgraph_callee_edges after early inlining and before all
15933 late intraprocedural passes.
15935 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
15937 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
15939 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
15940 Fix typos in names.
15942 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
15944 * combine.c (simplify_comparison): Use have_insn_for.
15945 * dojump.c (do_jump): Likewise.
15947 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
15949 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
15950 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
15951 sparc_compare_op0 like sparc_compare_emitted used to be handled.
15952 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
15953 instead of sparc_compare_emitted.
15954 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
15955 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
15956 instead of sparc_compare_emitted.
15958 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
15960 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
15961 enter/exit cfglayout mode.
15962 (pass_partition_block): Require it.
15963 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
15964 (combine_instructions): Track basic blocks instead of labels.
15965 (update_cfg_for_uncondjump): New.
15966 (try_combine): Use it. Update jumps after rescanning.
15967 (pass_combine): Require PROP_cfglayout.
15968 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
15970 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
15972 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
15973 Provide/destroy PROP_cfglayout respectively.
15974 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
15975 * tree-pass.h (PROP_cfglayout): New.
15977 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
15979 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
15980 fold_convert_const_fixed_from_fixed,
15981 fold_convert_const_fixed_from_int,
15982 fold_convert_const_fixed_from_real, fold_negate_const): Do not
15983 set TREE_CONSTANT_OVERFLOW.
15984 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
15985 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
15987 2009-03-30 Ira Rosen <irar@il.ibm.com>
15989 * tree-vect-loop-manip.c: New file.
15990 * tree-vectorizer.c: Update documentation and included files.
15991 (vect_loop_location): Make extern.
15992 (rename_use_op): Move to tree-vect-loop-manip.c
15993 (rename_variables_in_bb, rename_variables_in_loop,
15994 slpeel_update_phis_for_duplicate_loop,
15995 slpeel_update_phi_nodes_for_guard1,
15996 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
15997 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
15998 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
15999 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
16000 find_loop_location): Likewise.
16001 (new_stmt_vec_info): Move to tree-vect-stmts.c.
16002 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
16003 get_vectype_for_scalar_type, vect_is_simple_use,
16004 supportable_widening_operation, supportable_narrowing_operation):
16006 (bb_in_loop_p): Move to tree-vect-loop.c.
16007 (new_loop_vec_info, destroy_loop_vec_info,
16008 reduction_code_for_scalar_code, report_vect_op,
16009 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
16010 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
16011 (vect_supportable_dr_alignment): Likewise.
16012 * tree-vectorizer.h (tree-data-ref.h): Include.
16013 (vect_loop_location): Declare.
16014 Reorganize function declarations according to the new file structure.
16015 * tree-vect-loop.c: New file.
16016 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
16017 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
16018 * tree-vect-data-refs.c: New file.
16019 * tree-vect-patterns.c (timevar.h): Don't include.
16020 * tree-vect-stmts.c: New file.
16021 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
16022 tree-vect-slp.c, tree-vect-loop.c.
16023 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
16024 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
16025 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
16026 (tree-vect-analyze.o): Remove.
16027 (tree-vect-transform.o): Likewise.
16028 (tree-vect-data-refs.o): Add rule.
16029 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
16030 tree-vect-slp.o): Likewise.
16031 (tree-vect-patterns.o): Remove redundant dependencies.
16032 (tree-vectorizer.o): Likewise.
16033 * tree-vect-slp.c: New file.
16035 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16037 * optc-gen.awk: Warn if an option flag has multiple different
16040 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
16042 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
16043 -floop-block): Document dependences on PPL, CLooG and Graphite.
16045 2009-03-30 Joseph Myers <joseph@codesourcery.com>
16047 PR rtl-optimization/323
16048 * c-common.c (c_fully_fold, convert_and_check,
16049 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
16050 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
16051 * c-common.def (EXCESS_PRECISION_EXPR): New.
16052 * c-cppbuiltin.c (builtin_define_float_constants): Define
16053 constants with enough digits for long double.
16054 * c-lex.c (interpret_float): Interpret constant with excess
16055 precision where appropriate.
16056 * c-opts.c (c_common_post_options): Set
16057 flag_excess_precision_cmdline. Give an error for
16058 -fexcess-precision=standard for C++ for processors where the
16059 option is significant.
16060 * c-parser.c (c_parser_conditional_expression): Handle excess
16061 precision in condition.
16062 * c-typeck.c (convert_arguments): Handle arguments with excess
16064 (build_unary_op): Move excess precision outside operation.
16065 (build_conditional_expr): Likewise.
16066 (build_compound_expr): Likewise.
16067 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
16068 (build_modify_expr): Handle excess precision in RHS.
16069 (convert_for_assignment): Handle excess precision in converted
16071 (digest_init, output_init_element, process_init_element): Handle
16072 excess precision in initializer.
16073 (c_finish_return): Handle excess precision in return value.
16074 (build_binary_op): Handle excess precision in operands and add
16075 excess precision as needed for operation.
16076 * common.opt (-fexcess-precision=): New option.
16077 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
16078 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
16079 For standard excess precision, output explicit conversion to and
16080 truncation from XFmode.
16081 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
16082 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
16083 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
16084 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
16085 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
16086 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
16087 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
16088 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
16089 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
16090 define_splits, sqrt<mode>2): Disable where appropriate for
16091 standard excess precision.
16092 * convert.c (convert_to_real): Do not shorten arithmetic to type
16093 for which excess precision would be used.
16094 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
16095 * doc/invoke.texi (-fexcess-precision=): Document option.
16096 (-mfpmath=): Correct index entry.
16097 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
16098 flag_excess_precision): New.
16099 * langhooks.c (lhd_post_options): Set
16100 flag_excess_precision_cmdline.
16101 * opts.c (common_handle_option): Handle -fexcess-precision=.
16102 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
16103 init_excess_precision): New.
16104 (lang_dependent_init_target): Call init_excess_precision.
16105 * tree.c (excess_precision_type): New.
16106 * tree.h (excess_precision_type): Declare.
16108 2009-03-30 Joseph Myers <joseph@codesourcery.com>
16111 * c-typeck.c (build_component_ref): Do not copy qualifiers from
16112 non-lvalue to component.
16114 2009-03-29 Joseph Myers <joseph@codesourcery.com>
16116 PR preprocessor/34695
16117 * Makefile.in (c-opts.o): Depend on c-tree.h.
16118 * c-common.c: Move down include of diagnostic.h.
16119 (done_lexing, c_cpp_error): New.
16120 * c-common.h (done_lexing): Declare.
16121 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
16123 * c-opts.c: Include c-tree.h.
16124 (c_common_init_options): Set preprocessor error callback.
16125 (c_common_handle_option): Do not set preprocessor
16126 inhibit_warnings, warnings_are_errors, warn_system_headers,
16127 pedantic_errors or inhibit_warnings flags.
16128 (c_common_post_options): Do not check cpp_errors (parse_in).
16129 (c_common_finish): Do not output dependencies if there were
16130 errors. Do not check return value of cpp_finish.
16131 * c-ppoutput.c (pp_file_change): Set input_location.
16132 * c-tree.h (c_cpp_error): Declare.
16133 * diagnostic.c (diagnostic_set_info_translated): Also initialize
16135 (diagnostic_build_prefix): Check override_column.
16136 * diagnostic.h (diagnostic_info): Add override_column field.
16137 (diagnostic_override_column): Define.
16139 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
16141 * c-common.c (c_expand_expr, c_staticp): Remove.
16142 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
16143 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
16144 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
16145 * c-gimplify.c (gimplify_compound_literal_expr,
16146 optimize_compound_literals_in_ctor): Remove.
16147 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
16148 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
16149 * c-semantics.c (emit_local_var): Remove.
16151 * langhooks-def.h (lhd_expand_expr): Remove.
16152 * langhooks.c (lhd_expand_expr): Remove.
16153 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
16155 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
16156 handling from c-semantics.c; don't call into langhook.
16157 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
16158 * gimplify.c (gimplify_compound_literal_expr,
16159 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
16160 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
16161 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
16162 as was done in c-gimplify.c.
16163 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
16164 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
16165 Move from c-common.h.
16166 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
16168 * tree.c (staticp): Do not call langhook.
16169 * langhooks.c (lhd_staticp): Delete.
16170 * langhooks-def.h (lhd_staticp): Delete prototype.
16171 (LANG_HOOKS_STATICP): Delete.
16172 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
16174 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
16175 instead of DECL_STMTs.
16177 2009-03-29 Joseph Myers <joseph@codesourcery.com>
16185 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
16187 (fold_call_expr): Return a NOP_EXPR from folding rather than the
16188 contained expression.
16189 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
16190 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
16191 conditional expressions for C.
16192 (decl_constant_value_for_optimization): Move from
16193 decl_constant_value_for_broken_optimization in c-typeck.c. Check
16194 whether optimizing and that the expression is a VAR_DECL not of
16195 array type instead of doing such checks in the caller. Do not
16196 check pedantic. Call gcc_unreachable for C++.
16197 * c-common.def (C_MAYBE_CONST_EXPR): New.
16198 * c-common.h (c_fully_fold, c_save_expr,
16199 decl_constant_value_for_optimization): New prototypes.
16200 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
16201 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
16202 EXPR_INT_CONST_OPERANDS): Define.
16203 * c-convert.c (convert): Strip nops from expression.
16204 * c-decl.c (groktypename): Take extra parameters expr and
16205 expr_const_operands. Update call to grokdeclarator.
16206 (start_decl): Update call to grokdeclarator. Add statement for
16207 expressions used in type of decl.
16208 (grokparm): Update call to grokdeclarator.
16209 (push_parm_decl): Update call to grokdeclarator.
16210 (build_compound_literal): Add parameter non_const and build a
16211 C_MAYBE_COSNT_EXPR if applicable.
16212 (grokdeclarator): Take extra parameters expr and
16213 expr_const_operands. Track expressions used in declaration
16214 specifiers and declarators. Fold array sizes and track whether
16215 they are constant expressions and whether they are integer
16216 constant expressions.
16217 (parser_xref_tag): Set expr and expr_const_operands fields in
16219 (grokfield): Update call to grokdeclarator.
16220 (start_function): Update call to grokdeclarator.
16221 (build_null_declspecs): Set expr and expr_const_operands fields in
16223 (declspecs_add_type): Handle expressions in typeof specifiers.
16224 * c-parser.c (c_parser_declspecs): Set expr and
16225 expr_const_operands fields for declaration specifiers.
16226 (c_parser_enum_specifier): Likewise.
16227 (c_parser_struct_or_union_specifier): Likewise.
16228 (c_parser_typeof_specifier): Likewise. Update call to
16229 groktypename. Fold expression as needed. Return expressions with
16230 type instead of adding statements.
16231 (c_parser_attributes): Update calls to c_parser_expr_list.
16232 (c_parser_statement_after_labels): Fold expression before passing
16233 to objc_build_throw_stmt.
16234 (c_parser_condition): Fold expression.
16235 (c_parser_asm_operands): Fold expression.
16236 (c_parser_conditional_expression): Use c_save_expr. Update call
16237 to build_conditional_expr.
16238 (c_parser_alignof_expression): Update call to groktypename.
16239 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
16240 original_code. Fold expression argument of va_arg. Create
16241 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
16242 argument to va_arg. Update calls to groktypename. Fold array
16243 index for offsetof. Verify that first argument to
16244 __builtin_choose_expr has integer type.
16245 (c_parser_postfix_expression_after_paren_type): Update calls to
16246 groktypename and build_compound_literal. Handle expressions with
16247 side effects in type name.
16248 (c_parser_postfix_expression_after_primary): Update call to
16249 c_parser_expr_list. Set original_code for calls to
16250 __builtin_constant_p.
16251 (c_parser_expr_list): Take extra parameter fold_p. Fold
16252 expressions if requested.
16253 (c_parser_objc_type_name): Update call to groktypename.
16254 (c_parser_objc_synchronized_statement): Fold expression.
16255 (c_parser_objc_receiver): Fold expression.
16256 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
16257 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
16258 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
16259 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
16260 (struct c_typespec): Add elements expr and expr_const_operands.
16261 (struct c_declspecs): Add elements expr and expr_const_operands.
16262 (groktypename, build_conditional_expr, build_compound_literal):
16264 (in_late_binary_op): Declare.
16265 * c-typeck.c (note_integer_operands): New function.
16266 (in_late_binary_op): New variable.
16267 (decl_constant_value_for_broken_optimization): Move to c-common.c
16268 and rename to decl_constant_value_for_optimization.
16269 (default_function_array_conversion): Do not strip nops.
16270 (default_conversion): Do not call
16271 decl_constant_value_for_broken_optimization.
16272 (build_array_ref): Do not fold result.
16273 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
16274 result when operand is a VLA.
16275 (c_expr_sizeof_type): Update call to groktypename. Handle
16276 expressions included in type name. Use C_MAYBE_CONST_EXPR for
16277 result when operand names a VLA type.
16278 (build_function_call): Update call to build_compound_literal.
16279 Only fold result for calls to __builtin_* functions. Strip
16280 NOP_EXPR from INTEGER_CST returned from such functions. Fold
16281 the function designator.
16282 (convert_arguments): Fold arguments. Update call to
16283 convert_for_assignment.
16284 (build_unary_op): Handle increment and decrement of
16285 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
16286 decrement earlier. Fold operand of increment and decrement.
16287 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
16288 built for integer operand. Wrap returns that are INTEGER_CSTs
16289 without being integer constant expressions or that have integer
16290 constant operands without being INTEGER_CSTs.
16291 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
16292 (build_conditional_expr): Add operand ifexp_bcp. Track whether
16293 result is an integer constant expression or can be used in
16294 unevaluated parts of one and avoid folding and wrap as
16295 appropriate. Fold operands before possibly doing -Wsign-compare
16297 (build_compound_expr): Wrap result for C99 if operands can be used
16298 in integer constant expressions.
16299 (build_c_cast): Update call to digest_init. Do not ignore
16300 overflow from casting floating-point constants to integers. Wrap
16301 results that could be confused with integer constant expressions,
16302 null pointer constants or floating-point constants.
16303 (c_cast_expr): Update call to groktypename. Handle expressions
16304 included in type name.
16305 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
16306 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
16307 Update calls to convert_for_assignment.
16308 (convert_for_assignment): Take new parameter
16309 null_pointer_constant. Do not strip nops or call
16310 decl_constant_value_for_broken_optimization. Set
16311 in_late_binary_op for conversions to boolean.
16312 (store_init_value): Update call to digest_init.
16313 (digest_init): Take new parameter null_pointer_constant. Do not
16314 call decl_constant_value_for_broken_optimization. pedwarn for
16315 initializers not constant expressions. Update calls to
16316 convert_for_assignment.
16317 (constructor_nonconst): New.
16318 (struct constructor_stack): Add nonconst element.
16319 (really_start_incremental_init, push_init_level, pop_init_level):
16320 Handle constructor_nonconst and nonconst element.
16321 (set_init_index): Call constant_expression_warning for array
16323 (output_init_element): Fold value. Set constructor_nonconst as
16324 applicable. pedwarn for initializers not constant expressions.
16325 Update call to digest_init. Call constant_expression_warning
16326 where constant initializers are required.
16327 (process_init_element): Use c_save_expr.
16328 (c_finish_goto_ptr): Fold expression.
16329 (c_finish_return): Fold return value. Update call to
16330 convert_for_assignment.
16331 (c_start_case): Fold switch expression.
16332 (c_process_expr_stmt): Fold expression.
16333 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
16334 ensure statement expression is not evaluated in constant expression.
16335 (build_binary_op): Track whether results are integer constant
16336 expressions or may occur in such, disable folding and wrap results
16337 as applicable. Fold operands for -Wsign-compare warnings unless
16339 (c_objc_common_truthvalue_conversion): Handle results folded to
16340 integer constants that are not integer constant expressions.
16341 * doc/extend.texi: Document when typeof operands are evaluated,
16342 that condition of __builtin_choose_expr is an integer constant
16343 expression, and more about use of __builtin_constant_p in
16346 2009-03-29 Richard Guenther <rguenther@suse.de>
16348 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
16349 propagate addresses of array references.
16351 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
16353 * regmove.c (perhaps_ends_bb_p): Remove.
16354 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
16355 from INSN and check that the main loop stays within that basic block.
16356 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
16357 (regmove_forward_pass): Split out from regmove_optimize. Use
16358 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
16359 (regmove_backward_pass): Split out from regmove_optimize. Use
16360 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
16361 (regmove_optimize): Simplify.
16363 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
16366 * config/i386/i386.c (classify_argument): Ignore flexible array
16367 member in struct and warn ABI change.
16369 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
16371 * config/i386/i386-protos.h (ix86_agi_dependent): New.
16373 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
16374 (ix86_adjust_cost): Updated.
16376 2009-03-29 Jan Hubicka <jh@suse.cz>
16378 PR middle-end/28850
16379 * tree-pass.h (pass_cleanup_eh): New function.
16380 (remove_unreachable_regions): Break code handling RTL
16381 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
16382 that can not be reached by runtime.
16383 (can_be_reached_by_runtime): New function.
16384 (label_to_region_map): New function.
16385 (num_eh_regions): New function.
16386 (rtl_remove_unreachable_regions): New function.
16387 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
16388 (remove_eh_region): New function.
16389 * except.h: Include sbitmap and vecprim.
16390 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
16391 num_eh_regions): Declare.
16392 * passes.c (init_optimization_passes): Schedule cleanup_eh.
16393 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
16394 * tree-eh.c (tree_remove_unreachable_handlers): New function.
16395 (tree_empty_eh_handler_p): New function.
16396 (cleanup_empty_eh): New function.
16397 (cleanup_eh): New function.
16398 (pass_cleanup_eh): New function.
16400 2009-03-29 Jan Hubicka <jh@suse.cz>
16402 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
16403 for removed regions.
16405 2009-03-29 Jan Hubicka <jh@suse.cz>
16407 * except.c (dump_eh_tree): Dump all datastructures.
16409 2009-03-29 Jan Hubicka <jh@suse.cz>
16411 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
16412 (duplicate_eh_regions_1): Likewise.
16413 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
16414 vector; call EH verification.
16415 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
16416 Be ready for region being removed.
16418 2009-03-29 Jan Hubicka <jh@suse.cz>
16420 * bitmap.c (bitmap_last_set_bit): New function.
16421 * bitmap.h (bitmap_last_set_bit): Declare.
16423 2009-03-29 David Ayers <ayers@fsfe.org>
16426 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
16427 by calling objc_compare_types and surpress warnings about
16428 incompatible C pointers that are compatible ObjC pointers.
16430 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
16432 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
16433 call initialize_inline_failed.
16434 (initialize_inline_failed): Move it from here ...
16435 * cgraph.c (initialize_inline_failed): ... to here.
16436 (cgraph_create_edge): Call initialize_inline_failed rather than
16437 setting inline_failed directly.
16439 2009-03-29 Ben Elliston <bje@au.ibm.com>
16442 * sysv4.opt (msdata): Improve comment.
16443 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
16444 * sysv4.h (SVR4_ASM_SPEC): Likewise.
16446 2009-03-29 Ben Elliston <bje@au.ibm.com>
16449 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
16450 load and store attributes.
16452 2009-03-29 Ben Elliston <bje@au.ibm.com>
16454 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
16455 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
16456 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
16457 * doc/extend.texi (X86 Built-in Functions): Add index entries for
16458 __builtin_infq and __builtin_huge_valq.
16460 2009-03-28 Anatoly Sokolov <aesok@post.ru>
16462 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
16464 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
16465 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
16467 2009-03-28 Xinliang David Li <davidxl@google.com>
16469 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
16470 (do_dbg_cnt): New function.
16472 2009-03-28 Jan Hubicka <jh@suse.cz>
16474 Merge from pretty-ipa:
16476 2009-03-27 Jan Hubicka <jh@suse.cz>
16478 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
16479 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
16480 * passes.c (function_called_by_processed_nodes_p): New.
16481 * ipa-pure-const.c (check_call): Fix handling of operands.
16482 (analyze_function): Dump debug output for skipped bodies.
16483 (local_pure_const): Use function_called_by_processed_nodes_p.
16484 * dwarf2out.c (reference_to_unused): Use output.
16485 * passes.c (do_per_function_toporder): Likewise.
16487 2008-11-12 Jan Hubicka <jh@suse.cz>
16489 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
16490 * ipa-pure-const.c (funct_state_d): Add can throw field; make
16491 state_set_in_source enum
16492 (check_decl): Ignore memory tags; do not set fake looping flags;
16494 (check_operand, check_tree, check_rhs_var, check_lhs_var,
16495 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
16496 (check_call, analyze_function): Rewrite.
16498 (add_new_function): Update call of analyze_function.
16499 (generate_summary): Add call of analyze_function.
16500 (propagate): Propagate can_throw; handle state_set_in_source correctly.
16501 (local_pure_const): New function.
16502 (pass_local_pure_const): New pass.
16503 * ipa-inline.c (inline_transform): Set after_inlining.
16504 * tree-eh.c (stmt_can_throw_external): New.
16505 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
16506 work with aliasing built.
16507 * tree-flow.h (stmt_can_throw_external): New.
16508 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
16509 and local pure/const pass in early and late optimization queue.
16511 2009-03-28 Martin Jambor <mjambor@suse.cz>
16513 * fold-const.c (get_pointer_modulus_and_residue): New parameter
16515 (fold_binary): Allow function decl aligment consideration is the
16516 second argument is integer constant one.
16517 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
16518 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
16519 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
16521 2009-03-28 Jan Hubicka <jh@suse.cz>
16523 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
16524 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
16525 * function.h (rtl_data): Add nothrow flag.
16526 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
16527 set DECL_NOTHROW for AVAILABLE functions.
16529 2009-03-28 Jakub Jelinek <jakub@redhat.com>
16531 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
16532 following vector keyword has expansion starting with pixel or bool
16533 keyword, expand vector to __vector and pixel or bool to __pixel or
16537 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
16538 warn_if_disallowed_function_p): Removed.
16539 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
16540 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
16541 warning_if_disallowed_function_p.
16542 * flags.h (warn_if_disallowed_function_p,
16543 warn_disallowed_functions): Removed.
16544 * common.opt (Wdisallowed-function-list=): Removed.
16545 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
16547 2009-03-28 Richard Guenther <rguenther@suse.de>
16549 PR tree-optimization/38723
16550 * tree-ssa-pre.c (compute_avail): Add all default definitions to
16553 2009-03-28 Jan Hubicka <jh@suse.cz>
16555 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
16556 test introduced by my previous patch.
16558 2009-03-28 Richard Guenther <rguenther@suse.de>
16560 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
16561 the PHIs value undefined.
16563 2009-03-28 Jan Hubicka <jh@suse.cz>
16565 * tree-pass.h (pass_fixup_cfg): New pass.
16566 * ipa-inline.c (inline_transform): Set
16567 always_inline_functions_inlined/after_inlining.
16568 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
16569 (pass_fixup_cfg): New pass.
16570 * passes.c (init_optimization_passes): Add fixup_cfg.
16572 2009-03-28 Richard Guenther <rguenther@suse.de>
16574 PR tree-optimization/38458
16575 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
16576 argument use the arguments copy-of value.
16578 2009-03-28 Richard Guenther <rguenther@suse.de>
16580 PR tree-optimization/38180
16581 * tree-ssa-ccp.c (get_default_value): Simplify.
16582 (likely_value): Likewise.
16583 (surely_varying_stmt_p): Properly handle VOP case.
16584 (ccp_initialize): Likewise.
16585 (ccp_fold): Handle propagating through *&.
16586 (fold_const_aggregate_ref): Also handle decls.
16588 2009-03-28 Jan Hubicka <jh@suse.cz>
16590 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
16591 * cgraph.h (cgraph_node): Likewise.
16592 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
16593 (cgraph_reset_node): Use process flag.
16594 (cgraph_mark_functions_to_output): Likewise.
16595 (cgraph_expand_function): Likewise.
16596 (cgraph_expand_all_functions): Likewise.
16597 (cgraph_output_in_order): Likewise.
16598 * dwarf2out.c (reference_to_unused): Likewise.
16599 * passes.c do_per_function_toporder): Likewise.
16601 2009-03-28 Jan Hubicka <jh@suse.cz>
16603 Bring from lto-branch:
16605 2008-09-03 Doug Kwan <dougkwan@google.com>
16607 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
16608 enums instead of reason strings.
16609 * cgraph.c (cgraph_create_edge): Same.
16610 (cgraph_inline_failed_string): New function.
16611 * cgraph.h (cgraph_inline_failed_t): New enum type.
16612 (cgraph_inline_failed_string): New prototype.
16613 (struct cgraph_edge): Change type of INLINED_FAILED from constant
16614 char pointer to cgraph_inline_failed_t.
16615 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
16616 (cgraph_default_inline_p): Ditto.
16617 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
16618 to cgraph_inline_failed_t pointer.
16619 * cif-code.def: New file.
16620 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
16622 (cgraph_check_inline_limits): Change type of REASON to pointer to
16623 cgraph_inline_failed_t. Replace reason strings with enums.
16624 (cgraph_default_inline_p): Ditto.
16625 (cgraph_recursive_inlining_p): Ditto.
16626 (update_caller_keys): Change type of FAILED_REASON to
16627 cgraph_inline_failed_t.
16628 (cgraph_set_inline_failed): Change type of REASON to pointer to
16629 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
16630 convert enums to strings for text output.
16631 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
16632 to be of type cgraph_inline_failed_t. Replace reason strings with
16633 enums. Call cgraph_inline_failed_string to covert enums
16634 to strings for text output.
16635 (cgraph_decide_inlining): Replace reason strings with enums.
16636 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
16637 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
16639 * tree-inline.c (expand_call_inline): Change type of REASON
16640 to cgraph_inline_failed_t. Replace reason strings with enums.
16641 Call cgraph_inline_failed_string for text output.
16642 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
16645 2009-03-28 Jan Hubicka <jh@suse.cz>
16647 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
16648 cgraph_clone_node): Remove master clone handling.
16649 (cgraph_is_master_clone, cgraph_master_clone): Remove.
16650 * cgraph.h (master_clone): Remove.
16651 (cgraph_is_master_clone, cgraph_master_clone): Remove.
16652 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
16653 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
16655 2009-03-28 Jan Hubicka <jh@suse.cz>
16657 * cgraph.c (cgraph_function_body_availability): Functions declared
16658 inline are always safe to assume that it is not going to be replaced.
16660 2009-03-28 Richard Guenther <rguenther@suse.de>
16662 PR tree-optimization/38513
16663 * tree-ssa-pre.c (eliminate): Remove redundant stores.
16664 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
16665 EXC_PTR_EXPR and FILTER_EXPR.
16666 (get_ref_from_reference_ops): Likewise.
16668 2009-03-28 Richard Guenther <rguenther@suse.de>
16670 PR tree-optimization/38968
16671 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
16672 Use FLOOR_MOD_EXPR to compute misalignment.
16674 2009-03-28 Richard Guenther <rguenther@suse.de>
16676 PR tree-optimization/37795
16677 * tree.h (combine_comparisons): Declare.
16678 * fold-const.c (combine_comparisons): Export.
16679 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
16681 (ifcombine_iforif): Use combine_comparisons.
16683 2009-03-28 Jan Hubicka <jh@suse.cz>
16685 * tree-eh.c (inlinable_call_p): New function.
16686 (make_eh_edges): Use it.
16687 (verify_eh_edges): Use it.
16688 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
16689 * except.c (reachable_next_level): Add inlinable_function argument
16690 (sjlj_find_directly_reachable_regions): Update.
16691 (add_reachable_handler): Do not set saw_any_handlers.
16692 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
16693 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
16694 Add new inlinable call parameter.
16695 (can_throw_internal, can_throw_external): Update.
16696 * except.h (can_throw_internal_1, can_throw_external_1,
16697 foreach_reachable_handler): Update declaration.
16699 2009-03-28 Joseph Myers <joseph@codesourcery.com>
16701 * config/arm/t-arm-coff, config/h8300/coff.h,
16702 config/i386/i386-aout.h, config/i386/i386-coff.h,
16703 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
16704 config/pdp11/2bsd.h, config/rs6000/aix41.h,
16705 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
16706 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
16707 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
16708 sys-types.h: Remove.
16709 * Makefile.in: Remove protoize and fixproto support and references
16711 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
16712 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
16714 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
16715 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
16716 unprotoize$(exeext).
16717 (rest.encap): Don't depend on $(STMP_FIXPROTO)
16718 (.PHONY): Don't depend on proto.
16719 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
16720 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
16721 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
16722 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
16723 build/gen-protos.o, build/scan.o, xsys-protos.h,
16724 build/fix-header$(build_exeext), build/fix-header.o,
16725 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
16726 stmp-install-fixproto): Remove.
16727 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
16728 SYSCALLS.c or fixproto files.
16729 (install-common): Don't install protoize.
16730 (install-headers-tar, install-headers-cpio, install-headers-cp):
16731 Don't depend on $(STMP_FIXPROTO).
16732 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
16733 install fixproto files or write out fixproto settings.
16734 (uninstall): Don't uninstall protoize.
16735 * config.gcc (use_fixproto): Remove.
16736 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
16737 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
16738 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
16739 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
16740 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
16741 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
16742 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
16743 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
16744 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
16745 * config/t-vxworks (STMP_FIXPROTO): Remove.
16746 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
16747 STMP_FIXPROTO): Remove.
16748 * config.in, configure: Regenerate.
16749 * crtstuff.c (gid_t, uid_t): Don't undefine.
16750 * doc/install.texi: Change m68k-coff to m68k-elf in example.
16751 (arm-*-coff, arm-*-aout: Remove target entries.
16752 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
16753 Remove mention of AIX 4.1.
16754 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
16755 * doc/invoke.texi (Running Protoize): Remove.
16756 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
16757 (Protoize Caveats): Remove.
16758 * tsystem.h: Update comments on headers assumed to exist.
16760 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
16762 * genautomata.c: Add a new year to the copyright. Add a new
16764 (struct insn_reserv_decl): Add comments for member bypass_list.
16765 (find_bypass): Remove.
16766 (insert_bypass): New.
16767 (process_decls): Use insert_bypass.
16768 (output_internal_insn_latency_func): Output all bypasses with the
16769 same input insn in one switch case.
16771 * rtl.def (define_bypass): Describe bypass choice.
16772 * doc/md.texi (define_bypass): Ditto.
16774 2009-03-27 Richard Guenther <rguenther@suse.de>
16776 * gimplify.c (mark_addressable): Export.
16777 * tree-flow.h (mark_addressable): Declare.
16778 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
16779 * tree-ssa.c (verify_phi_args): Verify that address taken
16780 variables have TREE_ADDRESSABLE set.
16782 2009-03-27 Richard Guenther <rguenther@suse.de>
16784 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
16785 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
16786 Do not mark decls TREE_ADDRESSABLE.
16787 (build_fold_addr_expr): Adjust.
16788 (fold_addr_expr): Remove.
16789 (fold_unary): Use build_fold_addr_expr.
16790 (fold_comparison): Likewise.
16791 (split_address_to_core_and_offset): Likewise.
16792 * coverage.c (tree_coverage_counter_addr): Mark the array decl
16794 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
16795 (gimplify_modify_expr_to_memcpy): Mark source and destination
16797 * omp-low.c (create_omp_child_function): Mark the object decl
16799 (lower_rec_input_clauses): Mark the var we take the address of
16801 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
16803 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
16805 PR middle-end/39315
16806 * cfgexpand.c (expand_one_stack_var_at): Change alignment
16807 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
16809 2009-03-27 Richard Guenther <rguenther@suse.de>
16811 PR tree-optimization/39120
16812 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
16814 (handle_lhs_call): Process return constraints. Add escape
16815 constraints if necessary.
16816 (handle_const_call): Fill out return constraints. Make nested
16817 case more precise. Avoid consttmp if possible.
16818 (handle_pure_call): Fill out return constraints. Avoid
16819 callused if possible.
16820 (find_func_aliases): Simplify call handling.
16822 2009-03-27 Richard Guenther <rguenther@suse.de>
16824 PR tree-optimization/39120
16825 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
16826 as a representative.
16827 (solve_graph): Do propagate CALLUSED.
16828 (handle_pure_call): Use a scalar constraint from CALLUSED for
16830 (find_what_p_points_to): CALLUSED shall not appear in poins-to
16833 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
16836 * c-common.c (handle_aligned_attribute): Properly check alignment
16837 overflow. Use (1U << i) instead of (1 << i).
16839 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
16841 * expr.h (get_mem_align_offset): Updated.
16843 * tree.h (tree_decl_common): Change align to "unsigned int" and
16844 move it before pointer_alias_set.
16846 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
16847 Jakub Jelinek <jakub@redhat.com>
16850 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
16851 gr_register_operand with gr_reg_or_0_operand.
16852 (cmpxchg_rel_di): Likewise.
16853 (sync_lock_test_and_set<mode>): Likewise.
16855 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
16857 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
16858 (true_regnum): Likewise.
16860 * rtlanal.c (subreg_info): Moved to ...
16861 * rtl.h (subreg_info): Here. New.
16862 (subreg_get_info): New.
16864 * rtlanal.c (subreg_get_info): Make it extern.
16866 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
16869 * config/i386/i386.c (ix86_abi): New.
16870 (override_options): Handle -mabi=.
16871 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
16872 (ix86_call_abi_override): Likewise.
16873 (init_cumulative_args): Likewise.
16874 (function_arg_advance): Likewise.
16875 (function_arg_64): Likewise.
16876 (function_arg): Likewise.
16877 (ix86_pass_by_reference): Likewise.
16878 (ix86_function_value_regno_p): Likewise.
16879 (ix86_build_builtin_va_list_abi): Likewise.
16880 (setup_incoming_varargs_64): Likewise.
16881 (is_va_list_char_pointer): Likewise.
16882 (ix86_init_machine_status): Likewise.
16883 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
16884 (ix86_function_type_abi): Return enum calling_abi. Rewrite
16885 for 64bit. Replace DEFAULT_ABI with ix86_abi.
16886 (ix86_function_abi): Make it static and return enum calling_abi.
16887 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
16889 (ix86_fn_abi_va_list): Updated.
16891 * config/i386/i386.h (ix86_abi): New.
16892 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
16893 (CONDITIONAL_REGISTER_USAGE): Likewise.
16894 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
16895 (machine_function): Likewise.
16897 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
16899 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
16900 (STACK_BOUNDARY): Likewise.
16901 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
16903 * config/i386/i386.opt (mabi=): New.
16905 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
16906 return enum calling_abi.
16907 (ix86_function_type_abi): Likewise.
16908 (ix86_function_abi): Removed.
16910 * doc/invoke.texi: Document -mabi= option for x86.
16912 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16914 * builtins.c (real_dconstp): Delete.
16915 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
16917 2009-03-27 Dodji Seketeli <dodji@redhat.com>
16918 Jakub Jelinek <jakub@redhat.com>
16921 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
16922 (gen_subprogram_die): When a function is explicit, generate the
16923 DW_AT_explicit attribute.
16924 * langhooks.h (struct lang_hooks_for_decls): Add
16925 function_decl_explicit_p langhook.
16926 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
16927 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
16929 2009-03-27 Jakub Jelinek <jakub@redhat.com>
16931 * builtins.c (fold_builtin_memory_op): Optimize memmove
16932 into memcpy if we can prove source and destination don't overlap.
16934 * tree-inline.c: Include gt-tree-inline.h.
16935 (clone_fn_id_num): New variable.
16936 (clone_function_name): New function.
16937 (tree_function_versioning): Use it.
16938 * Makefile.in (GTFILES): Add tree-inline.c.
16940 2009-03-27 Mark Mitchell <mark@codesourcery.com>
16942 * BASE-VER: Change to 4.5.0.
16944 2009-03-27 Xinliang David Li <davidxl@google.com>
16946 PR tree-optimization/39557
16947 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
16949 2009-03-27 Xinliang David Li <davidxl@google.com>
16951 PR tree-optimization/39548
16952 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
16955 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
16957 * c-common.c (pointer_int_sum): Use %wd on return from
16960 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
16962 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
16963 on return from tree_low_cst.
16965 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
16968 * ginclude/stdarg.h (va_copy): Define also for
16969 __GXX_EXPERIMENTAL_CXX0X__.
16971 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16974 * builtins.h (c_strlen): Do not warn here.
16975 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
16976 * c-common.c (pointer_int_sum): Take an explicit location.
16977 Warn about offsets out of bounds.
16978 * c-common.h (pointer_int_sum): Adjust declaration.
16980 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16982 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
16985 2009-03-26 Jakub Jelinek <jakub@redhat.com>
16988 * opts.c (warn_if_disallowed_function_p): Don't assume
16989 get_callee_fndecl must return non-NULL.
16991 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
16993 PR rtl-optimization/39522
16994 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
16995 when reg_reloaded_valid is set.
16997 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
16999 * config/spu/divv2df3.c: New file.
17000 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
17001 (DPBIT_FUNCS): Filter out _div_df.
17003 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
17005 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
17006 a jump insn, count that jump in the distance to the loop start.
17008 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
17011 * config/sh/sh.c (calc_live_regs): Fix condition for global
17012 registers except PIC_OFFSET_TABLE_REGNUM.
17014 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
17017 * doc/invoke.texi (-mconsole): New.
17019 (-mno-cygwin): New.
17021 (-mnop-fun-dllimport): New.
17025 (sub section "i386 and x86-64 Windows Options"): New.
17027 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
17029 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
17030 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
17032 2009-03-25 Richard Guenther <rguenther@suse.de>
17034 PR middle-end/39497
17035 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
17038 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
17040 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
17041 neither of haifa/selective schedulers are working.
17043 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17045 * doc/invoke.texi (Debugging Options): Fix description of
17046 -fno-merge-debug-strings.
17048 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
17050 * config/cris/libgcc.ver: New version-script.
17051 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
17053 * configure.ac <GAS features, nop mnemonic>: Add pattern
17054 crisv32-*-* for "nop".
17055 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
17056 * configure: Regenerate.
17058 2009-03-24 Ira Rosen <irar@il.ibm.com>
17060 PR tree-optimization/39529
17061 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
17062 mark_sym_for_renaming for the tag copied to the new vector
17065 2009-03-24 Arthur Loiret <aloiret@debian.org>
17067 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
17068 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
17069 EXTRA_SPEC_FUNCTIONS.
17070 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
17071 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
17072 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
17073 -march and -mtune options.
17075 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
17077 * config/m68k/t-rtems: Add m5329 multilib.
17079 2009-03-24 Dodji Seketeli <dodji@redhat.com>
17080 Jakub Jelinek <jakub@redhat.com>
17083 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
17086 2009-03-23 Jakub Jelinek <jakub@redhat.com>
17089 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
17090 instead of c_parser_expression_conv, if original_code isn't one of the
17091 4 allowed comparison codes, fail.
17093 2009-03-23 Richard Guenther <rguenther@suse.de>
17095 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
17096 * tree.h (struct tree_type): Likewise.
17097 * reload.h (struct insn_chain): Likewise.
17098 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
17099 * function.h (struct function): Likewise.
17100 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
17102 2009-03-23 Jakub Jelinek <jakub@redhat.com>
17104 PR tree-optimization/39516
17105 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
17107 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
17109 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
17110 should be set true if BITS_PER_WORD of target is bigger than 32
17112 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
17114 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
17115 Translate -B-options to -rpath-link. Correct existing
17116 rpath-link and conditionalize on !nostdlib.
17118 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17120 * doc/extend.texi (Function Attributes, Variable Attributes):
17122 * doc/invoke.texi (Debugging Options, Optimize Options)
17123 (i386 and x86-64 Options, MCore Options): Likewise.
17125 2009-03-20 Jakub Jelinek <jakub@redhat.com>
17128 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
17129 it for block local namespace aliases.
17130 (gen_decl_die): Pass context_die to gen_namespace_die.
17132 2009-03-19 Jakub Jelinek <jakub@redhat.com>
17135 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
17136 minimum or maximum value.
17138 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
17140 * reginfo.c (globalize_reg): Recompute derived reg sets.
17142 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
17145 * libgcc2.c (mprotect): Do not use signed arguments for
17146 VirtualProtect, use DWORD arguments. Also fix the 'may
17147 be used uninitialized' warning for the np variable.
17149 2009-03-19 Jakub Jelinek <jakub@redhat.com>
17152 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
17153 functions using regparm calling conventions when not optimizing.
17154 (ix86_function_sseregparm): Similarly for sseregparm calling
17157 2009-03-19 Li Feng <nemokingdom@gmail.com>
17159 PR middle-end/39500
17160 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
17161 dependence if the first conflict is after niter iterations.
17163 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
17165 PR middle-end/38609
17166 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
17167 functions with dynamic stack-pointer adjustments.
17169 2009-03-19 Ben Elliston <bje@au.ibm.com>
17171 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
17172 option; change to -msdata=data.
17174 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17176 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
17179 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
17182 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
17184 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
17186 * doc/invoke.texi (Code Gen Options): Expand discussion of
17189 2009-03-18 Jakub Jelinek <jakub@redhat.com>
17191 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
17192 * matrix-reorg.c (struct matrix_info): Likewise.
17193 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
17194 * rtl.h (struct mem_attrs): Likewise.
17195 * df.h (struct df): Likewise.
17196 * tree-data-ref.h (struct data_dependence_relation): Likewise.
17197 * ira-int.h (struct ira_allocno): Likewise.
17198 * df-scan.c (struct df_collection_rec): Likewise.
17199 * ira.c (struct equivalence): Likewise.
17200 * function.c (struct temp_slot): Likewise.
17201 * cfgloop.h (struct loop): Likewise.
17204 * function.c (use_register_for_decl): When not optimizing, disregard
17205 register keyword for variables with types containing methods.
17207 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
17209 PR middle-end/39447
17210 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
17211 (is_simple_operand): Call contains_component_ref_p before calling data
17212 reference analysis that would fail on COMPONENT_REFs.
17214 * tree-vrp.c (search_for_addr_array): Fix formatting.
17216 2009-03-18 Richard Guenther <rguenther@suse.de>
17218 * tree-vect-transform.c (vect_loop_versioning): Fold the
17219 generated comparisons.
17220 * tree-vectorizer.c (set_prologue_iterations): Likewise.
17221 (slpeel_tree_peel_loop_to_edge): Likewise.
17223 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17225 PR middle-end/37805
17226 * opts.c (print_specific_help): In addition to `undocumented',
17227 accept `separate' and `joined' flags if passed alone. Describe
17228 output by the first matched one of those.
17229 (common_handle_option): Skip over empty strings.
17230 * gcc.c (display_help): Fix help string for `--help='.
17231 * doc/invoke.texi (Option Summary, Overall Options): With
17232 `--help=', classes and qualifiers can both be repeated, but
17233 only the latter can be negated. One should not pass only
17234 negated qualifiers. Fix markup and examples.
17237 2008-10-14 Jakub Jelinek <jakub@redhat.com>
17238 PR middle-end/37805
17239 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
17240 and -fhelp=separate.
17242 2009-03-17 Jing Yu <jingyu@google.com>
17244 PR middle-end/39378
17245 * function.h (struct rtl_data): Move is_thunk from here...
17246 (struct function): ...to here.
17247 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
17248 * varasm.c (assemble_start_function): Change is_thunk from crtl to
17250 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
17252 (alpha_does_function_need_gp, alpha_start_function): Likewise.
17253 (alpha_output_function_end_prologue): Likewise.
17254 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
17255 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
17256 (rs6000_output_function_epilogue): Likewise.
17257 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
17259 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
17262 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
17263 from different units in a single alternative.
17264 (*truncdfsf_i387): Ditto.
17265 (*truncxfsf2_mixed): Ditto.
17266 (*truncxfdf2_mixed): Ditto.
17268 2009-03-17 Jakub Jelinek <jakub@redhat.com>
17270 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
17271 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
17274 * tree-ssa-live.c (remove_unused_locals): Don't remove local
17275 unused non-artificial variables when not optimizing.
17278 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
17279 DW_TAG_imported_module even if decl is IMPORTED_DECL with
17280 NAMESPACE_DECL in its DECL_INITIAL.
17282 PR middle-end/39443
17283 * optabs.c (set_user_assembler_libfunc): New function.
17284 * expr.h (set_user_assembler_libfunc): New prototype.
17285 * c-common.c: Include libfuncs.h.
17286 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
17287 for memcmp, memset, memcpy, memmove and abort.
17288 * Makefile.in (c-common.o): Depend on libfuncs.h.
17291 * dwarf2out.c (gen_inlined_enumeration_type_die,
17292 gen_inlined_structure_type_die, gen_inlined_union_type_die,
17293 gen_tagged_type_instantiation_die): Removed.
17294 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
17297 2009-03-17 Janis Johnson <janis187@us.ibm.com>
17300 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
17302 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
17303 (check-parallel-%): Ditto.
17304 (check-consistency): Ditto.
17306 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
17308 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
17309 local variable rhs by NULL_TREE.
17311 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
17314 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
17316 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
17319 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
17321 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
17324 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
17325 for ms->sysv ABI calls only in 64bit mode.
17327 * config/i386/i386.md (untyped_call): Support 32bit.
17329 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
17331 * doc/extend.texi: Replace x86_65 with x86_64.
17333 2009-03-16 Jakub Jelinek <jakub@redhat.com>
17335 PR tree-optimization/39455
17336 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
17337 mismatches for POINTER_TYPE_P (type).
17338 (number_of_iterations_le): Likewise.
17340 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
17342 * config/picochip/picochip.c: Removed profiling support.
17343 * config/picochip/picochip.md: Removed profiling instruction.
17344 * config/picochip/picochip.h: Removed profiling builtin.
17346 2009-03-16 Joseph Myers <joseph@codesourcery.com>
17348 * doc/install.texi (--with-host-libstdcxx): Document.
17350 2009-03-14 Anatoly Sokolov <aesok@post.ru>
17353 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
17354 generate a warning if the function name does not begin with
17355 "__vector" and the function has either the 'signal' or 'interrupt'
17356 attribute, from here to ...
17357 (avr_declare_function_name): ...here. New function.
17358 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
17359 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
17361 2009-03-14 Jakub Jelinek <jakub@redhat.com>
17364 * cse.c (fold_rtx): Don't modify original const_arg1 when
17365 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
17366 separate variable instead.
17367 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
17368 from out of range shift counts.
17369 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
17371 2009-03-13 Catherine Moore <clm@codesourcery.com>
17373 * config/i386/x-mingw32 (host-mingw32.o): Replace
17374 diagnostic.h with $(DIAGNOSTIC_H).
17376 2009-03-12 Jakub Jelinek <jakub@redhat.com>
17379 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
17381 * config/i386/sync.md (sync_compare_and_swap<mode>,
17382 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
17383 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
17385 (sync_double_compare_and_swapdi_pic,
17386 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
17387 cmpxchg8b_pic_memory_operand instead of just memory_operand.
17389 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
17392 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
17394 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
17397 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
17398 (avx_addsubv4df3): Likewise.
17399 (*avx_addsubv4sf3): Likewise.
17400 (sse3_addsubv4sf3): Likewise.
17402 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
17405 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
17407 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
17410 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
17411 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
17412 registers for allocnos created from user-defined variables.
17414 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
17417 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
17418 of non-integer mode as well.
17420 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
17422 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
17423 for functions for which the parameter types are unknown.
17425 2009-03-11 Jakub Jelinek <jakub@redhat.com>
17428 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
17429 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
17430 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
17431 * config/i386/i386.c (ix86_local_alignment): For
17432 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
17433 long long variables on the stack to avoid dynamic realignment.
17434 Allow the first argument to be a decl rather than type.
17435 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
17437 2009-03-11 Nick Clifton <nickc@redhat.com>
17440 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
17442 Add description to mno-lsim option.
17443 * config/mcore/mcore.h: Remove comment about deprecated m4align
17445 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
17446 * doc/invoke.texi: Add description of mno-lsim and
17447 mstack-increment options.
17449 * config/fr30/fr30.opt: Document the -mno-lsim option.
17450 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
17451 and -mno-lsim options.
17453 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
17455 * fold-const.c (fold_comparison): Only call fold_inf_compare
17456 if the mode supports infinities.
17458 2009-03-11 Jason Merrill <jason@redhat.com>
17461 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
17462 end already did. Notice GIMPLE_CALL modifications of the result.
17463 Don't copy debug information from an ignored decl or a decl from
17466 2009-03-10 Richard Guenther <rguenther@suse.de>
17467 Nathan Froyd <froydnj@codesourcery.com>
17469 PR middle-end/37850
17470 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
17471 (__divMODE3): Likewise.
17473 2009-03-09 Jakub Jelinek <jakub@redhat.com>
17475 PR tree-optimization/39394
17476 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
17477 DECL_SIZE_UNIT of variable length FIELD_DECLs.
17479 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
17481 * recog.c (verfiy_changes): Disallow renaming of hard regs in
17482 inline asms for register asm ("") declarations.
17484 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
17486 * fold-const.c (fold_unary): Fix comment.
17488 2009-03-07 Jan Hubicka <jh@suse.cz>
17491 * tree-inline.c (setup_one_parameter): Do replacement of const
17492 argument by constant in SSA form.
17494 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
17496 PR middle-end/38028
17497 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
17498 determine alignment passed to assign_stack_local.
17499 (assign_parms_unsplit_complex): Likewise.
17500 * except.c (sjlj_build_landing_pads): Likewise.
17502 2009-03-06 Jakub Jelinek <jakub@redhat.com>
17504 PR middle-end/39360
17505 * tree-flow.h (add_referenced_var): Return bool instead of void.
17506 * tree-dfa.c (add_referenced_var): Return result of
17507 referenced_var_check_and_insert call.
17508 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
17509 of referenced_var_check_and_insert.
17512 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
17513 (gen_variable_die): Emit DW_AT_location on abstract static variable's
17514 DIE, don't emit it if abstract origin already has it.
17515 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
17516 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
17518 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
17520 * genpreds.c (needs_variable): Fix parentheses at variable name
17522 (write_tm_constrs_h): Indent generated code.
17524 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
17526 * doc/extend.texi (Function Attributes): Add documentation
17527 for isr attributes.
17529 2009-03-06 Jakub Jelinek <jakub@redhat.com>
17532 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
17533 take locus from its DECL_SOURCE_LOCATION instead of input_location.
17535 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
17537 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
17540 2009-03-05 Jakub Jelinek <jakub@redhat.com>
17543 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
17544 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
17546 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
17548 * config/i386/i386.md (R8_REG, R9_REG): New constants.
17549 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
17550 constants instead of magic numbers.
17551 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
17553 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
17554 (x86_64_ms_abi_int_parameter_registers): Ditto.
17555 (x86_64_int_return_registers): Ditto.
17556 (ix86_maybe_switch_abi): Ditto.
17557 (ix86_expand_call): Ditto for clobbered_registers array.
17558 (ix86_hard_regno_mode_ok): Ditto.
17559 (x86_extended_QIreg_mentioned_p): Ditto.
17561 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
17563 PR tree-optimization/39349
17564 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
17566 * combine.c (gen_lowpart_for_combine): Use omode when generating
17569 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
17571 PR rtl-optimization/39235
17572 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
17574 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
17576 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
17578 2009-03-04 Richard Guenther <rguenther@suse.de>
17580 PR tree-optimization/39362
17581 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
17582 that occur in abnormal PHIs should be varying.
17584 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
17586 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
17588 (simple_iv): Take loop as an argument instead of statement.
17589 * tree-scalar-evolution.h (simple_iv): Declaration changed.
17590 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
17592 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
17594 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
17595 * matrix-reorg.c (analyze_transpose): Ditto.
17596 * tree-data-ref.c (dr_analyze_innermost): Ditto.
17597 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
17598 * tree-predcom.c (ref_at_iteration): Ditto.
17599 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
17601 2009-03-04 Richard Guenther <rguenther@suse.de>
17603 PR tree-optimization/39358
17604 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
17605 escaped_id and callused_id.
17606 (solve_graph): Likewise.
17608 2009-03-04 Richard Guenther <rguenther@suse.de>
17610 PR tree-optimization/39339
17611 * tree-sra.c (try_instantiate_multiple_fields): Make it
17612 no longer ICE on the above.
17614 2009-03-03 Joseph Myers <joseph@codesourcery.com>
17616 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
17617 that fits within Pmode.
17619 2009-03-03 Steve Ellcey <sje@cup.hp.com>
17621 PR middle-end/10109
17622 * tm.texi (LIBCALL_VALUE): Update description.
17624 2009-03-03 Steve Ellcey <sje@cup.hp.com>
17626 PR middle-end/34443
17627 * doc/extend.texi (section): Update description.
17629 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
17631 PR middle-end/39345
17632 * tree-inline.c (remapped_type): New.
17633 (can_be_nonlocal): Call remapped_type instead of remap_type.
17635 2009-03-03 Jakub Jelinek <jakub@redhat.com>
17638 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
17639 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
17641 2009-03-03 Richard Guenther <rguenther@suse.de>
17643 PR middle-end/39272
17644 * tree.c (tree_nonartificial_location): New function.
17645 * tree.h (tree_nonartificial_location): Declare.
17646 * builtins.c (expand_builtin_memory_chk): Provide location
17647 of the call location for artificial function pieces.
17648 (maybe_emit_chk_warning): Likewise.
17649 (maybe_emit_sprintf_chk_warning): Likewise.
17650 (maybe_emit_free_warning): Likewise.
17651 * expr.c (expand_expr_real_1): Likewise.
17653 2009-03-03 Jakub Jelinek <jakub@redhat.com>
17655 PR tree-optimization/39343
17656 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
17657 COMPONENT_REF t has ARRAY_TYPE.
17659 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
17661 PR middle-end/39335
17662 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
17663 when the type precision of the induction variable should be
17664 larger than the type precision of nit.
17665 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
17666 * graphite.c (graphite_loop_normal_form): Same.
17667 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
17669 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
17671 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
17672 (*call_1_rex64_ms_sysv): Use named constants instead of magic
17673 numbers to describe clobbered registers.
17674 (*call_value_0_rex64_ms_sysv): Ditto.
17675 * config/i386/mmx.md (mmx_emms): Ditto.
17676 (mmx_femms): Ditto.
17678 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
17680 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
17683 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
17685 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
17686 (spu_section_type_flags): New function.
17688 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
17690 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
17691 reg_class_contents of FLOAT_REGS into a temporary.
17693 2009-03-02 Richard Guenther <rguenther@suse.de>
17694 Ira Rosen <irar@il.ibm.com>
17696 PR tree-optimization/39318
17697 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
17698 information to the vectorized statement.
17700 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
17702 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
17703 variable. Use defined names instead of magic constants for REX SSE
17706 2009-03-01 Richard Guenther <rguenther@suse.de>
17708 PR tree-optimization/39331
17709 * omp-low.c (lower_send_shared_vars): Do not receive new
17710 values for the reference of DECL_BY_REFERENCE parms or results.
17712 2009-03-01 Jan Hubicka <jh@suse.cz>
17715 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
17716 BLOCK_NONLOCALIZED_VAR): New macros.
17717 (tree_block): Add nonlocalized_vars.
17718 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
17719 gen_decl_die): Add origin argument. Allow generation of die with
17720 origin at hand only.
17721 (gen_member_die, gen_type_die_with_usage, force_decl_die,
17722 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
17724 (gen_block_die): Fix checking for unused blocks.
17725 (process_scope_var): Break out from .... ; work with origins only.
17726 (decls_for_scope) ... here; process nonlocalized list.
17727 (dwarf2out_ignore_block): Look for nonlocalized vars.
17728 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
17730 (dump_scope_block): Dump them.
17731 * tree-inline.c (remap_decls): Handle nonlocalized vars.
17732 (remap_block): Likewise.
17733 (can_be_nonlocal): New predicate.
17734 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
17736 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17738 * configure: Regenerate.
17740 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17742 * optc-gen.awk: No need to duplicate option flags twice.
17743 Reuse help texts for duplicate options which do not have any.
17745 * gcc.c (display_help): Document --version.
17747 * gcc.c (main): If print_help_list and verbose_flag, ensure
17748 driver output comes before subprocess output.
17750 * optc-gen.awk: Assign all remaining fields to help string,
17751 space-separated, for multi-line help in *.opt.
17753 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
17754 -Wno-pedantic-ms-format is for MinGW targets only.
17756 * doc/options.texi (Option file format): Fix bad indentation,
17757 restoring dropped sentence.
17759 2009-02-28 Jan Hubicka <jh@suse.cz>
17761 * tree-inline.c (tree_function_versioning): Output debug info.
17763 2009-02-28 Jan Hubicka <jh@suse.cz>
17766 * tree-inline.c (setup_one_parameter): Do not copy propagate
17767 arguments when not optimizing.
17769 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
17772 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
17773 (avx_addsubv4df3): Likewise.
17774 (*avx_addsubv4sf3): Likewise.
17775 (sse3_addsubv4sf3): Likewise.
17776 (*avx_addsubv2df3): Likewise.
17777 (sse3_addsubv2df3): Likewise.
17778 (avx_unpckhps256): Correct item selectors.
17779 (avx_unpcklps256): Likewise.
17780 (avx_unpckhpd256): Likewise.
17781 (avx_unpcklpd256): Likewise.
17783 2009-02-28 Jan Hubicka <jh@suse.cz>
17785 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
17787 (copy_arguments_for_versioning): If var is declared don't declare it.
17788 (tree_function_versioning): First setup substitutions and then copy
17791 2009-02-27 Jan Hubicka <jh@suse.cz>
17794 * cgraph.h (varpool_output_debug_info): Remove.
17795 * cgraphunit.c (varpool_output_debug_info): Remove.
17796 * dwarf2out.c (deferred_locations_struct): New struct
17797 (deferred_locations): New type.
17798 (deferred_locations_list): New static var.
17799 (deffer_location): New function.
17800 (gen_variable_die): Use it.
17801 (decls_for_scope): Output info on local static vars.
17802 (dwarf2out_finish): Process deferred locations.
17803 * varpool.c (varpool_output_debug_info): Remove.
17805 2009-02-27 Jan Hubicka <jh@suse.cz>
17808 * tree.h (TREE_PROTECTED): Fix comment.
17809 (BLOCK_HANDLER_BLOCK): Remove.
17810 (struct tree_block): Remove handler_block add body_block.
17811 (inlined_function_outer_scope_p): New.
17812 (is_body_block): Remove.
17813 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
17814 * dwarf2out.c (is_inlined_entry_point): Remove.
17815 (add_high_low_attributes): Use inlined_function_outer_scope_p.
17816 (gen_block_die): Use is_inlined_entry_point check. Remove body block
17818 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
17819 * gimplify.c (gimplify_expr): Gimplify body blocks.
17820 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
17821 block with multiple subblocks.
17822 (dump_scope_block): Prettier output; dump more flags and info.
17823 (dump_scope_blocks): New.
17824 (remove_unused_locals): Use dump_scope_blocks.
17825 * tree-flow.h (dump_scope_blocks): Declare.
17826 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
17827 * stmt.c (is_body_block): Remove.
17828 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
17829 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
17831 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
17833 PR middle-end/39308
17834 * graphite.c (graphite_loop_normal_form): Do not call
17835 number_of_iterations_exit from a gcc_assert.
17837 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
17839 * config/s390/s390.c (s390_swap_cmp): Look for conditional
17840 jumps if COND is NULL.
17841 (find_cond_jump): New function.
17842 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
17843 * config/s390/s390.md: Remove z10_cobra attribute value.
17845 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
17847 * config/alpha/alpha.h (alpha_expand_mov): Return false if
17848 force_const_mem returns NULL_RTX.
17850 2009-02-26 Jan Hubicka <jh@suse.cz>
17853 * cgraph.h (varpool_output_debug_info): Remove.
17854 * cgraphunit.c (varpool_output_debug_info): Remove.
17855 * dwarf2out.c (deferred_locations_struct): New struct
17856 (deferred_locations): New type.
17857 (deferred_locations_list): New static var.
17858 (deffer_location): New function.
17859 (gen_variable_die): Use it.
17860 (decls_for_scope): Output info on local static vars.
17861 (dwarf2out_finish): Process deferred locations.
17862 * varpool.c (varpool_output_debug_info): Remove.
17864 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
17866 PR rtl-optimization/39241
17867 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
17868 to subreg_offset_representable_p.
17870 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
17872 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
17873 execute function prototype. Get f and nregs from max_reg_num
17874 and get_insns. Remove the first backward pass as it's dead,
17875 guard the forward pass by flag_expensive_optimizations.
17876 (rest_of_handle_regmove): Delete.
17877 (pass_regmove): Replace it with regmove_optimize.
17879 2009-02-25 Martin Jambor <mjambor@suse.cz>
17881 PR tree-optimization/39259
17882 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
17883 calls_alloca function flags.
17884 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
17885 calls are detected.
17887 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
17889 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
17890 flags_set_1_rtx, flags_set_1_set): Delete.
17891 (regmove_optimize): Do not call mark_flags_life_zones.
17893 2009-02-24 Julian Brown <julian@codesourcery.com>
17896 * config/arm/arm.c (require_pic_register): Only set
17897 cfun->machine->pic_reg once per function.
17899 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
17901 * doc/invoke.texi (Link Options): Document an easier way to pass
17902 options that take arguments to the GNU linker using -Xlinker and -Wl.
17904 2009-02-24 Steve Ellcey <sje@cup.hp.com>
17907 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
17909 2009-02-24 Richard Guenther <rguenther@suse.de>
17912 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
17914 2009-02-24 Richard Guenther <rguenther@suse.de>
17915 Zdenek Dvorak <ook@ucw.cz>
17917 PR tree-optimization/39233
17918 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
17919 from converting them to a generic type.
17921 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
17923 PR tree-optimization/39260
17924 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
17925 contains a condition with a real type.
17926 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
17928 2009-02-23 Jason Merrill <jason@redhat.com>
17931 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
17932 narrowing_initializer_constant_valid_p.
17933 (narrowing_initializer_constant_valid_p): Don't return
17934 null_pointer_node for adding a pointer to itself.
17936 2009-02-23 Jan Hubicka <jh@suse.cz>
17939 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
17942 2009-02-23 Jan Hubicka <jh@suse.cz>
17944 PR tree-optimization/37709
17945 * tree.c (block_ultimate_origin): Move here from dwarf2out.
17946 * tree.h (block_ultimate_origin): Declare.
17947 * dwarf2out.c (block_ultimate_origin): Move to tree.c
17948 * tree-ssa-live.c (remove_unused_scope_block_p):
17949 Eliminate blocks containig no instructions nor live variables nor
17951 (dump_scope_block): New function.
17952 (remove_unused_locals): Enable removal of dead blocks by default;
17953 enable dumping at TDF_DETAILS.
17955 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
17957 * config/i386/i386.c (classify_argument): Don't allow COImode
17959 (function_arg_advance_32): Don't allow OImode.
17960 (function_arg_32): Likewise.
17961 (function_value_32): Likewise.
17962 (return_in_memory_32): Likewise.
17963 (function_arg_64): Remove OImode comment.
17965 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
17968 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
17969 ix86_expand_vector_set for V4DImode in 64bit mode only.
17970 (ix86_expand_vector_init_one_var): Likewise.
17972 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
17974 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
17976 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
17979 * loop-iv.c: Revert last change.
17980 * emit-rtl.c: Likewise.
17982 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
17985 * config/i386/i386.c (type_natural_mode): Remove an extra
17986 space in the warning message.
17987 (function_value_32): Handle 32-byte vector modes.
17988 (return_in_memory_32): Likewise.
17990 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
17992 * loop-iv.c (truncate_value): New function.
17993 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
17995 (lowpart_subreg): Move to...
17996 * emit-rtl.c: ...here.
17998 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
18000 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
18001 accidental and undocumented change at revision 140860.
18003 2009-02-21 Joseph Myers <joseph@codesourcery.com>
18005 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
18006 take gimple_seq * arguments.
18007 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
18008 types_compatible_p langhook.
18010 2009-02-20 Mark Mitchell <mark@codesourcery.com>
18011 Joseph Myers <joseph@codesourcery.com>
18013 * config/arm/arm.c (arm_builtin_va_list): New function.
18014 (arm_expand_builtin_va_start): Likewise.
18015 (arm_gimplify_va_arg_expr): Likewise.
18016 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
18017 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
18018 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
18019 (va_list_type): New variable.
18020 (arm_mangle_type): Mangle va_list_type appropriately.
18022 2009-02-20 Jakub Jelinek <jakub@redhat.com>
18024 PR middle-end/39157
18025 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
18026 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
18027 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
18028 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
18029 parameter to 1000 for -O1 by default.
18030 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
18032 * loop-invariant.c: Include params.h.
18033 (move_loop_invariants): Don't call move_single_loop_invariants on
18036 2009-02-20 Jaka Mocnik <jaka@xlab.si>
18038 * calls.c (emit_library_call_value_1): Use slot_offset instead of
18039 offset when calculating bounds for indexing stack_usage_map. Fixes
18040 a buffer overflow with certain target setups.
18042 2009-02-20 Jakub Jelinek <jakub@redhat.com>
18045 * calls.c (expand_call): Clear try_tail_call if caller and callee
18046 disagree in promotion of function return value.
18048 2009-02-19 Jakub Jelinek <jakub@redhat.com>
18051 * c-common.c (c_determine_visibility): If visibility changed and
18052 DECL_RTL has been already set, call make_decl_rtl to update symbol
18055 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
18058 * varasm.c (assemble_variable): Don't check DECL_NAME when
18059 globalizing a variable.
18061 2009-02-19 Joseph Myers <joseph@codesourcery.com>
18064 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
18065 expression before any __builtin_trap call.
18066 * c-typeck.c (build_function_call): Convert and check function
18067 arguments before generating a call to a trap. Evaluate the
18068 function arguments before the trap.
18070 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
18073 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
18074 (UNSPEC_FXAM_MEM): New unspec.
18075 (fxam<mode>2_i387_with_temp): New insn and split pattern.
18076 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
18077 memory using fxam<mode>2_i387_with_temp to remove excess precision.
18079 2009-02-19 Richard Guenther <rguenther@suse.de>
18081 PR tree-optimization/39207
18082 PR tree-optimization/39074
18083 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
18084 storedanything_tree): New.
18085 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
18086 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
18087 (build_succ_graph): Add edges from STOREDANYTHING to all
18089 (init_base_vars): Initialize STOREDANYTHING.
18090 (compute_points_to_sets): Free substitution info after
18091 building the succ graph.
18092 (ipa_pta_execute): Likewise.
18094 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
18096 (do_ds_constraint): Do not add to special var or non-pointer
18098 (type_could_have_pointers): Split out from ...
18099 (could_have_pointers): ... here. For arrays use the element type.
18100 (create_variable_info_for): Initialize may_have_pointers.
18101 (new_var_info): Likewise.
18102 (handle_lhs_call): Make the HEAP variable unknown-sized.
18103 (intra_create_variable_infos): Use a type with pointers for
18104 PARM_NOALIAS, make it unknown-sized.
18106 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
18109 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
18111 2009-02-18 Jason Merrill <jason@redhat.com>
18114 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
18115 value if DECL_EXTERNAL.
18116 * tree-sra.c (sra_walk_gimple_assign): Likewise.
18117 * target.h (gcc_target::binds_local_p): Clarify "module".
18118 * tree.h (TREE_PUBLIC): Clarify "module".
18120 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
18123 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
18124 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
18126 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
18129 * c.opt (Wabi): Support C and ObjC.
18132 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
18134 * config/i386/i386.c (classify_argument): Warn once about the ABI
18135 change when passing union with long double.
18137 * doc/invoke.texi: Update -Wabi for warning psABI changes.
18139 2009-02-18 Joseph Myers <joseph@codesourcery.com>
18142 * c-parser.c (c_parser_compound_statement): Always enter and leave
18145 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18148 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
18150 2009-02-18 Jakub Jelinek <jakub@redhat.com>
18152 PR tree-optimization/36922
18153 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
18154 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
18157 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
18159 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
18162 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
18164 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
18166 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
18168 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
18171 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
18172 Richard Sandiford <rdsandiford@googlemail.com>
18174 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
18175 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
18176 (loongson_biadd): ...this.
18178 2009-02-17 Richard Guenther <rguenther@suse.de>
18180 PR tree-optimization/39202
18181 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
18182 a var make sure to follow existing collapses.
18184 2009-02-17 Richard Guenther <rguenther@suse.de>
18186 PR middle-end/39214
18187 * langhooks.c (lhd_print_error_function): Check for NULL block.
18189 2009-02-17 Richard Guenther <rguenther@suse.de>
18191 PR tree-optimization/39204
18192 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
18195 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
18197 * config/soft-fp/double.h: Update from glibc CVS.
18199 2009-02-17 Richard Guenther <rguenther@suse.de>
18201 PR tree-optimization/39207
18202 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
18203 strict-aliasing warnings for pointers pointing to NULL.
18205 2009-02-16 Joseph Myers <joseph@codesourcery.com>
18208 * c-parser.c (c_parser_braced_init): Call pop_init_level when
18209 skipping until next close brace.
18211 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
18214 * config/i386/i386.c (ix86_expand_push): Set memory alignment
18215 to function argument boundary.
18217 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
18219 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
18220 in the lea_add. Reload eventually constraints it properly.
18221 * config/picochip/constraints.md: Remove the target constraint
18222 "b", since it is not needed anymore.
18224 2009-02-16 Jakub Jelinek <jakub@redhat.com>
18226 * gthr-dce.h: Uglify function parameter and local variable names.
18227 * gthr-gnat.h: Likewise.
18228 * gthr-mipssde.h: Likewise.
18229 * gthr-nks.h: Likewise.
18230 * gthr-posix95.h: Likewise.
18231 * gthr-posix.h: Likewise.
18232 * gthr-rtems.h: Likewise.
18233 * gthr-single.h: Likewise.
18234 * gthr-solaris.h: Likewise.
18235 * gthr-tpf.h: Likewise.
18236 * gthr-vxworks.h: Likewise.
18237 * gthr-win32.h: Likewise.
18239 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
18242 * config/i386/i386.md: Restrict the new peephole2 to move
18243 between MMX/SSE registers.
18245 2009-02-15 Richard Guenther <rguenther@suse.de>
18248 2009-02-13 Richard Guenther <rguenther@suse.de>
18250 * configure.ac: Enable LFS.
18251 * configure: Re-generate.
18252 * config.in: Likewise.
18254 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
18256 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
18257 spu_srqwbyte, spu_srqwbytebc): Define.
18258 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
18259 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
18260 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
18261 "shrqby_<mode>"): New insn-and-split patterns.
18262 * config/spu/spu.c (expand_builtin_args): Determine and return
18263 number of operands using spu_builtin_description data.
18264 (spu_expand_builtin_1): Use it.
18266 2009-02-13 Steve Ellcey <sje@cup.hp.com>
18269 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
18272 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
18275 * config/i386/i386.c (override_options): Correct warning
18276 messages for -malign-loops, -malign-jumps and -malign-functions.
18278 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
18281 * config/i386/i386.md: Restrict the new peephole2 to move
18282 between the general purpose registers.
18284 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
18287 * config/i386/i386.c (type_natural_mode): Add a new argument.
18288 Return the original mode and warn ABI change if vector size is 32byte.
18289 (function_arg_advance): Updated.
18290 (function_arg): Likewise.
18291 (ix86_function_value): Likewise.
18292 (ix86_return_in_memory): Likewise.
18293 (ix86_sol10_return_in_memory): Likewise.
18294 (ix86_gimplify_va_arg): Likewise.
18295 (function_arg_32): Don't warn ABX ABI change here.
18296 (function_arg_64): Likewise.
18298 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
18300 * loop-iv.c (implies_p): In the final case, test that operands 0
18301 of the two comparisons match.
18303 * config/bfin/bfin.c (find_prev_insn_start): New function.
18304 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
18305 (find_next_insn_start): Move.
18307 2009-02-13 Richard Guenther <rguenther@suse.de>
18309 * configure.ac: Enable LFS.
18310 * configure: Re-generate.
18311 * config.in: Likewise.
18313 2009-02-13 Joseph Myers <joseph@codesourcery.com>
18316 * c-parser.c (c_parser_parms_list_declarator): Discard pending
18317 sizes on syntax error after some arguments have been parsed.
18319 2009-02-12 Jakub Jelinek <jakub@redhat.com>
18321 * doc/invoke.texi (-fira): Remove.
18323 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
18325 * caller-save.c: Replace regclass.c with reginfo.c in comments.
18326 * recog.c: Likewise.
18329 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
18331 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
18332 (umul_ppmm): Likewise.
18333 (count_leading_zeros): Likewise.
18334 (count_trailing_zeros): Likewise.
18335 (UMUL_TIME): Likewise.
18337 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
18339 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
18340 soft-fp/t-softfp to tmake_file.
18342 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
18343 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
18344 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
18345 IA64_BUILTIN_INFQ]: New.
18346 (ia64_init_builtins): Initialize __builtin_infq,
18347 __builtin_fabsq and __builtin_copysignq if not HPUX.
18348 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
18349 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
18351 * config/ia64/lib1funcs.asm (__divtf3): Define only if
18353 (__fixtfti): Likewise.
18354 (__fixunstfti): Likewise.
18355 (__floattitf): Likewise.
18357 * config/ia64/libgcc-glibc.ver: New.
18358 * config/ia64/t-fprules-softfp: Likewise.
18359 * config/ia64/sfp-machine.h: Likewise.
18361 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
18362 (LIBGCC2_TF_CEXT): Likewise.
18363 (TF_SIZE): Likewise.
18364 (TARGET_INIT_LIBFUNCS): Likewise.
18366 * config/ia64/t-glibc (SHLINB_MAPFILES):
18367 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
18369 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
18371 * config/i386/i386.c (construct_container): Rewrite processing
18372 BLKmode with X86_64_SSE_CLASS.
18374 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
18377 * config/i386/i386.md: Replace simplify_replace_rtx with
18378 replace_rtx in the new peephole2.
18380 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
18382 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
18383 loop unrolling do not happen at -O2.
18385 2009-02-12 Michael Matz <matz@suse.de>
18387 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
18389 2009-02-12 Jakub Jelinek <jakub@redhat.com>
18391 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
18394 2009-02-12 Ben Elliston <bje@au.ibm.com>
18396 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
18397 patterns when updating the back chain. Missed in the 2009-02-10
18400 2009-02-11 Janis Johnson <janis187@us.ibm.com>
18402 * doc/extend.texi (Decimal Floating Types): Update identifier of
18403 draft TR and list of missing support.
18405 2009-02-11 Jakub Jelinek <jakub@redhat.com>
18407 PR middle-end/39154
18408 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
18409 bit to variable length decl's flags, add it also to its
18410 pointer replacement variable.
18412 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
18413 Jakub Jelinek <jakub@redhat.com>
18416 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
18417 (memory_blockage): New expander.
18418 (*memory_blockage): New insn pattern.
18419 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
18420 instead of general blockage at the end of function prologue when
18421 frame pointer is used to access red zone area. Do not emit blockage
18422 when profiling, it is emitted in generic code.
18423 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
18424 function epilogue when frame pointer is used to access red zone area.
18426 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
18429 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
18430 by arithmetic with memory operands.
18431 * config/i386/predicates.md (commutative_operator): New.
18433 2009-02-10 Janis Johnson <janis187@us.ibm.com>
18435 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
18438 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
18440 * alias.h (record_alias_subset): Declare.
18441 * alias.c (record_alias_subset): Make global.
18443 2009-02-10 Nick Clifton <nickc@redhat.com>
18445 * tree-parloops.c: Change license to GPLv3.
18446 * ipa-struct-reorg.c: Change license to GPLv3.
18447 * ipa-struct-reorg.h: Change license to GPLv3.
18449 2009-02-10 Steve Ellcey <sje@cup.hp.com>
18452 * c-decl.c (start_struct): Return NULL on error.
18454 2009-02-10 Jakub Jelinek <jakub@redhat.com>
18456 PR middle-end/39124
18457 * cfgloopmanip.c (remove_path): Call remove_bbs after
18458 cancel_loop_tree, not before it.
18461 * function.h (struct function): Add has_local_explicit_reg_vars bit.
18462 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
18463 VAR_DECLs were seen.
18464 * tree-ssa-live.c (remove_unused_locals): Recompute
18465 cfun->has_local_explicit_reg_vars.
18466 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
18467 copies or clearings if cfun->has_local_explicit_reg_vars.
18469 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
18472 * config/i386/i386.c (expand_prologue): Emit blockage at the end
18473 of function prologue when frame pointer is used to access
18476 2009-02-10 Richard Guenther <rguenther@suse.de>
18478 PR middle-end/39127
18479 * gimplify.c (gimple_regimplify_operands): Always look if
18480 we need to create a temporary.
18482 2009-02-10 Richard Guenther <rguenther@suse.de>
18484 PR tree-optimization/39132
18485 * tree-loop-distribution.c (todo): New global var.
18486 (generate_memset_zero): Trigger TODO_rebuild_alias.
18487 (tree_loop_distribution): Return todo.
18489 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
18492 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
18493 (x86_64_reg_class_name): Removed.
18494 (classify_argument): Return 0 if bytes > 32. Return 0 if the
18495 first one isn't X86_64_SSE_CLASS or any other ones aren't
18496 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
18497 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
18498 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
18499 and 3 X86_64_SSEUP_CLASS.
18500 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
18501 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
18503 2009-02-10 Ben Elliston <bje@au.ibm.com>
18505 * config/rs6000/rs6000.md (allocate_stack): Always use an update
18506 form instruction to update the stack back chain word, even if the
18507 user has disabled the generation of update instructions.
18508 (movdi_<mode>_update_stack): New.
18509 (movsi_update_stack): Likewise.
18510 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
18511 always use an update form instruction to update the stack back
18514 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
18516 PR middle-end/38953
18517 * graphite.c (if_region_set_false_region): After moving a region in
18518 the false branch of a condition, remove the empty dummy basic block.
18519 (gloog): Remove wrong fix for PR38953.
18521 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
18523 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
18524 generation due to implicit sign extension.
18526 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
18528 PR middle-end/38981
18529 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
18530 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
18532 2009-02-09 Richard Guenther <rguenther@suse.de>
18534 PR middle-end/35202
18535 * convert.c (convert_to_real): Disable (float)fn((double)x)
18536 to fnf(x) conversion if errno differences may occur and
18537 -fmath-errno is set.
18539 2009-02-07 Anatoly Sokolov <aesok@post.ru>
18541 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
18542 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
18543 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
18545 2009-02-06 Joseph Myers <joseph@codesourcery.com>
18548 * c-common.c (handle_alias_attribute): Disallow attribute for
18549 anything not a FUNCTION_DECL or VAR_DECL.
18551 2009-02-06 Janis Johnson <janis187@us.ibm.com>
18554 * real.c (do_compare): Special-case compare of zero against
18555 decimal float value.
18557 2009-02-06 Joseph Myers <joseph@codesourcery.com>
18560 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
18561 as indicating flexible array members unless the field itself is
18562 being declarared as the incomplete array.
18564 2009-02-06 Jan Hubicka <jh@suse.cz>
18566 PR tree-optimization/38844
18567 * ipa-inline.c (try_inline): Stop inlining recursion when edge
18568 is already inlined.
18570 2009-02-06 Richard Guenther <rguenther@suse.de>
18572 PR middle-end/38977
18573 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
18574 fork because we may expand it as __gcov_fork.
18576 2009-02-06 Nick Clifton <nickc@redhat.com>
18578 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
18580 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
18582 PR tree-optimization/35659
18583 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
18584 vn_phi_eq): Shortcut if hashcode does not match.
18585 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
18587 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
18588 and avoid iterative_hash_expr.
18589 (FOR_EACH_VALUE_ID_IN_SET): New.
18590 (value_id_compare): Remove.
18591 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
18592 sort expressions by value id.
18594 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
18597 * config/sh/predicates.md (general_movsrc_operand): Don't check
18598 the subreg of system registers here.
18600 2009-02-05 Jakub Jelinek <jakub@redhat.com>
18603 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
18604 on the copied decl.
18606 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
18608 PR rtl-optimization/39110
18609 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
18610 addresses, not aligned ones.
18612 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
18613 Richard Guenther <rguenther@suse.de>
18615 PR tree-optimization/39100
18616 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
18617 comment says and add edges.
18619 2009-02-05 Joseph Myers <joseph@codesourcery.com>
18622 * c-common.c (handle_tls_model_attribute): Ignore attribute for
18623 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
18625 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
18627 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
18628 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
18629 register_bb_in_sese, new_sese, free_sese): Moved.
18630 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
18631 outermost_loop_in_scop, build_scop_iteration_domain,
18632 expand_scalar_variables_ssa_name, get_vdef_before_scop,
18633 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
18634 Use loop_in_sese_p instead of loop_in_scop_p.
18635 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
18636 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
18637 (scopdet_basic_block_info): Fix bug in scop detection.
18638 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
18639 eq_loop_to_cloog_loop): Remove.
18640 (nb_loops_around_loop_in_scop, nb_loop
18641 ref_nb_loops): Moved here...
18642 * graphite.h (ref_nb_loops): ... from here.
18643 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
18644 (loop_domain_dim, loop_iteration_vector_dim): Remove.
18645 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
18646 * testsuite/gcc.dg/graphite/scop-19.c: New
18648 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
18649 Hans-Peter Nilsson <hp@axis.com>
18651 PR rtl-optimization/37889
18652 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
18653 Move offset handling from PLUS to before the switch. Use new
18654 arguments when considering SYMBOL_REFs too.
18655 (rtx_addr_can_trap_p): Pass dummy offset and size.
18656 (enum may_trap_p_flags): Remove.
18657 (may_trap_p_1): Pass size from MEM_SIZE.
18659 PR rtl-optimization/38921
18660 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
18661 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
18662 * rtlanal.c (may_trap_after_code_motion_p): Delete.
18663 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
18665 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
18667 AVX Programming Reference (January, 2009)
18668 * config/i386/sse.md (*vpclmulqdq): New.
18670 2009-02-04 Jakub Jelinek <jakub@redhat.com>
18672 PR tree-optimization/38977
18673 PR gcov-profile/38292
18674 * calls.c (special_function_p): Disregard __builtin_ prefix.
18676 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
18678 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
18679 non-indexable addresses even before reload.
18681 2009-02-03 Joseph Myers <joseph@codesourcery.com>
18684 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
18685 as having variable size. Do not give an error for unnamed
18686 parameters with [*] declarators. Give a warning for type names
18687 with [*] declarators and mark them as variable size.
18688 * c-parser.c (c_parser_sizeof_expression): Do not give an error
18689 for sizeof applied to [*] type names.
18691 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
18694 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
18696 2009-02-03 Jakub Jelinek <jakub@redhat.com>
18698 * gcc.c (process_command): Update copyright notice dates.
18699 * gcov.c (print_version): Likewise.
18700 * gcov-dump.c (print_version): Likewise.
18701 * mips-tfile.c (main): Likewise.
18702 * mips-tdump.c (main): Likewise.
18704 2009-02-03 Joseph Myers <joseph@codesourcery.com>
18707 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
18708 for composite type involving a zero-length array type.
18710 2009-02-03 Jakub Jelinek <jakub@redhat.com>
18713 * function.c (match_asm_constraints_1): Skip over
18714 initial optional % in the constraint.
18716 PR inline-asm/39059
18717 * c-parser.c (c_parser_postfix_expression): If fixed point is not
18718 supported, don't accept FIXED_CSTs.
18719 * c-decl.c (finish_declspecs): Error if fixed point is not supported
18720 and _Sat is used without _Fract/_Accum. Set specs->type to
18721 integer_type_node for cts_fract/cts_accum if fixed point is not
18724 2009-02-02 Catherine Moore <clm@codesourcery.com>
18726 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
18728 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
18730 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
18731 (ABI_HAS_64BIT_SYMBOLS): Use it.
18732 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
18734 2009-02-02 Paul Brook <paul@codesourcery.com>
18736 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
18738 2009-02-02 Jakub Jelinek <jakub@redhat.com>
18740 PR inline-asm/39058
18741 * recog.h (asm_operand_ok): Add constraints argument.
18742 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
18743 recurse on matching constraint.
18744 (check_asm_operands): Pass constraints as 3rd argument to
18745 asm_operand_ok. Don't look up matching constraint here.
18746 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
18749 2009-02-02 Ben Elliston <bje@au.ibm.com>
18751 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
18752 TARGET_NARROW_VOLATILE_BITFIELD macro names.
18754 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18756 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
18757 information. Remove some obsolete information. Reorganize.
18759 * config/pa/fptr.c: Revert license to GPL 2.
18760 * config/pa/milli64.S: Likewise.
18762 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
18765 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
18766 LIBRARY name in, instead of hard-coding it.
18767 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
18768 extra target make frag to tmake_files according to EH model.
18769 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
18770 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
18771 frags that define makefile variable EH_MODEL appropriately.
18772 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
18773 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
18774 to "-sjlj" according to type of EH configured.
18775 (LIBGCC_SONAME): Concatenate it to shared library base name.
18776 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
18777 to "_sjlj" according to type of EH configured.
18778 (LIBGCC_SONAME): Concatenate it to shared library base name.
18779 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
18780 (SHLIB_LINK): Add missing semicolon to if-else construct.
18781 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
18782 string value of "pe_dll" command-line option.
18783 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
18784 (SHLIB_SONAME): Use it when overriding t-cygming default.
18785 (SHLIB_IMPLIB): Override t-cygming default.
18786 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
18787 string value of "pe_dll" command-line option.
18789 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
18792 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
18793 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
18795 2009-01-31 Richard Guenther <rguenther@suse.de>
18797 PR tree-optimization/38937
18798 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
18799 computing the transitive closure.
18801 2009-01-30 Richard Guenther <rguenther@suse.de>
18803 PR tree-optimization/39041
18804 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
18805 Propagate variable indices only if the types match for this stmt.
18807 2009-01-30 Jakub Jelinek <jakub@redhat.com>
18810 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
18811 inline but never defined.
18813 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
18815 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
18816 (*insv_h_di_reg_extimm): New insn.
18817 (*insv_l<mode>_reg_extimm): New insn.
18819 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
18821 * config/picochip/picochip.c (flag_conserve_stack): set
18822 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
18823 fconserve-stack. Reduce call-overhead used by inliner.
18825 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
18828 * common.opt (flag_conserve_stack): Initialised to zero.
18830 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
18833 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
18834 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
18837 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
18839 * ira-color.c (allocno_reload_assign): Update comments.
18840 * regmove.c (regmove_optimize): Likewise.
18844 2009-01-29 Robert Millan <rmh@aybabtu.com>
18846 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
18847 * config/i386/kopensolaris-gnu.h: New file. Undefine
18848 `MD_UNWIND_SUPPORT'.
18849 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
18851 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
18853 PR tree-optimization/39007
18854 * tree-loop-distribution.c (generate_builtin): Use
18855 recompute_dominator to compute the immediate dominator of the
18856 basic block just after the loop.
18858 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
18860 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
18861 (ASM_OUTPUT_DWARF_PCREL): Define.
18863 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
18865 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
18866 * doc/passes.texi: Remove entries about regclass, local-alloc, and
18867 global. Modify entries about regmove and IRA.
18869 * ra-conflict.c: Remove the file.
18871 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
18873 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
18874 (pass_regclass_init): Rename to pass_reginfo_init.
18876 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
18878 * toplev.h (flag_ira): Remove.
18880 * caller-save.c (setup_save_areas): Remove flag_ira.
18882 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
18884 * global.c: Remove the file.
18886 * opts.c (decode_options): Remove flag_ira.
18888 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
18890 * regmove.c: Modify file description.
18891 (find_use_as_address, try_auto_increment): Define them only if
18892 AUTO_INC_DEC is defined.
18893 (replacement_quality, replace_in_call_usage, fixup_match_1,
18894 stable_and_no_regs_but_for_p): Remove.
18895 (reg_set_in_bb): Make it static.
18896 (regmove_optimize): Remove flag_ira and code which worked for
18899 * local-alloc.c: Remove the file.
18901 * common.opt (fira): Remove.
18903 * ira.c: Include except.h.
18904 (eliminable_regset): Move from global.c.
18905 (mark_elimination): Ditto. Remove flag_ira.
18906 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
18907 equiv_mem_modified, validate_equiv_mem_from_store,
18908 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
18909 contains_replace_regs, memref_referenced_p, memref_used_between_p,
18910 no_equiv, recorded_label_ref): Move from local-alloc.c.
18911 (update_equiv_regs): Ditto. Make it static.
18912 (print_insn_chain, print_insn_chains): Move it from global.c.
18913 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
18914 (build_insn_chain): Ditto. Make it static.
18915 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
18916 Rename to init_live_subregs.
18917 (gate_ira): Remove flag_ira.
18919 * regclass.c: Rename reginfo.c. Change file description.
18920 (FORBIDDEN_INC_DEC_CLASSES): Remove.
18921 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
18922 (init_reg_sets_1): Remove code for evaluation of
18923 reg_class_superclasses and losing_caller_save_reg_set.
18924 (init_regs): Remove init_reg_autoinc.
18925 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
18926 ok_for_base_p_nonstrict): Remove.
18927 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
18928 (pass_regclass_init): Rename to pass_reginfo_init. Modify
18929 corresponding entries.
18930 (dump_regclass, record_operand_costs, scan_one_insn,
18931 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
18932 record_address_regs, auto_inc_dec_reg_p): Remove.
18933 (gt-regclass.h): Rename to gt-reginfo.h.
18935 * rtl.h (dump_global_regs, retry_global_alloc,
18936 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
18938 * Makefile.in (RA_H): Remove.
18939 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
18940 Rename regclass.o to reginfo.o.
18941 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
18943 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
18944 (GTFILES): Rename regclass.c to reginfo.c.
18946 * passes.c (init_optimization_passes): Remove pass_local_alloc and
18947 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
18949 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
18950 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
18952 (finish_spills): Ditto. Remove code for !flag_ira.
18954 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
18956 PR middle-end/35854
18957 * doc/invoke.texi (rtl debug options): Complete rewrite.
18958 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
18960 * mode-switching.c (pass_mode_switching): Rename pass from
18961 "mode-sw" to "mode_sw".
18962 * except.c (pass_convert_to_eh_ranges): Rename pass from
18963 "eh-ranges" to "eh_ranges".
18964 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
18968 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
18969 Alexander Monakov <amonakov@ispras.ru>
18971 PR middle-end/38857
18972 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
18974 (move_exprs_to_boundary): Change return type and pass through
18975 should_move from move_op. Relax assert. Update usage ...
18976 (schedule_expr_on_boundary): ... here. Use should_move instead of
18978 (move_op_orig_expr_found): Indicate that insn was disconnected from
18980 (code_motion_process_successors): Do not call after_merge_succs
18981 callback if original expression was not found when traversing any of
18983 (code_motion_path_driver): Change return type. Update prototype.
18984 (move_op): Update comment. Add a new parameter (should_move). Update
18985 prototype. Set *should_move based on indication provided by
18986 move_op_orig_expr_found.
18988 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
18990 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
18991 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
18992 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
18993 * config/rs6000/rs6000.c (rs6000_override_options): Default
18994 avoid-indexed-addresses on for Power6, off for everything else.
18995 (avoiding_indexed_address_p): New function.
18996 (rs6000_legitimize_address): Use it.
18997 (rs6000_legitimate_address): Likewise.
18998 * config/rs6000/rs6000.md (movXX_updateX): Likewise
19000 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
19002 PR tree-optimization/38997
19003 * tree-loop-distribution.c (generate_memset_zero): Use
19004 POINTER_PLUS_EXPR for a pointer addition.
19006 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
19008 * config/s390/s390.md (bswap<mode>2): New pattern added.
19010 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
19012 * config/s390/s390.md (*tls_load_31): Added type attribute.
19014 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
19016 * config/s390/s390.md: Fix a few comments.
19018 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
19020 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
19021 (*tm<mode>_full): Fixed z10prop attribute.
19022 (*tst<mode>_extimm): Fixed z10prop attribute.
19023 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
19024 (*tstqiCCT_cconly): Fixed z10prop attribute.
19025 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
19026 (*movsi_larl): Fixed z10prop attribute.
19027 (*movsi_zarch): Fixed z10prop attribute.
19028 (*movsi_eas): Fixed z10prop attribute.
19029 (*movhi): Fixed z10prop attribute.
19030 (*movqi): Fixed z10prop attribute.
19031 (*movstrictqi): Fixed z10prop attribute.
19032 (*mov<mode>): Fixed z10prop attribute.
19033 (*movcc): Fixed z10prop attribute.
19034 (*sethighpartdi_64): Fixed z10prop attribute.
19035 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
19036 (*negdi2_sign_cc): Fixed z10prop attribute.
19037 (*negdi2_sign): Fixed z10prop attribute.
19038 (*absdi2_sign_cc): Fixed z10prop attribute.
19039 (*absdi2_sign): Fixed z10prop attribute.
19040 (*negabsdi2_sign_cc): Fixed z10prop attribute.
19041 (*negabsdi2_sign): Fixed z10prop attribute.
19042 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
19043 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
19044 (doloop_si64): Fixed z10prop attribute.
19045 (doloop_si31): Fixed z10prop attribute.
19046 (doloop_long): Fixed z10prop attribute.
19047 (indirect_jump): Fixed z10prop attribute.
19048 (nop): Fixed z10prop attribute.
19049 (main_base_64): Fixed z10prop attribute.
19050 (reload_base_64): Fixed z10prop attribute.
19052 2009-01-28 Jakub Jelinek <jakub@redhat.com>
19054 PR rtl-optimization/38740
19055 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
19057 * config/mips/mips.c (mips_reorg): Likewise.
19059 2009-01-28 Richard Guenther <rguenther@suse.de>
19061 PR tree-optimization/38926
19062 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
19063 with the correct value id to a value.
19064 (do_regular_insertion): Use the value number of edoubleprime
19065 for the value number of the expr.
19068 2008-08-21 Richard Guenther <rguenther@suse.de>
19070 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
19071 a PHI ask VN if it is already available.
19072 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
19073 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
19075 2009-01-28 Jakub Jelinek <jakub@redhat.com>
19077 PR middle-end/38934
19078 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
19079 set to varying whenever max has TREE_OVERFLOW set, similarly
19080 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
19082 2009-01-28 Richard Guenther <rguenther@suse.de>
19084 PR middle-end/38908
19085 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
19086 uninitialized aggregate uses in call arguments.
19088 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
19090 PR tree-optimization/38984
19091 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
19092 the nothing_id variable if -fno-delete-null-pointer-checks.
19094 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
19097 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
19098 (set_got_offset_rex64): Ditto.
19100 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
19103 * doc/extend.texi: Improve local variable with asm reg.
19105 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
19107 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
19108 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
19109 was not supplied then set warn_packed_bitfield_compat to the
19110 default value of 1.
19111 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
19114 2009-01-27 Richard Guenther <rguenther@suse.de>
19116 PR tree-optimization/38503
19117 * cfgexpand.c (expand_gimple_basic_block): Ignore
19118 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
19119 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
19120 variables that cannot have TBAA applied.
19121 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
19124 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
19126 PR middle-end/38969
19127 * calls.c (initialize_argument_information): Do not wrap complex
19128 arguments in SAVE_EXPR.
19130 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
19132 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
19133 (INSTALL_LIBGCC): Revert typo commit.
19135 2009-01-26 Richard Guenther <rguenther@suse.de>
19137 PR tree-optimization/38745
19138 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
19139 from special handling.
19141 2009-01-26 Richard Guenther <rguenther@suse.de>
19143 PR tree-optimization/38745
19144 * tree-ssa.c (execute_update_addresses_taken): Do not include
19145 variables that cannot possibly be a register in not_reg_needs.
19146 Do not clear TREE_ADDRESSABLE on vars that may not become
19148 * tree-ssa.c (update_alias_info_1): Include those in the set
19149 of addressable vars.
19151 2009-01-26 Richard Guenther <rguenther@suse.de>
19153 PR middle-end/38851
19154 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
19155 * tree-ssa-dse.c: Include langhooks.h
19156 (execute_simple_dse): Remove stores with zero size.
19158 2009-01-24 Jakub Jelinek <jakub@redhat.com>
19161 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
19164 2009-01-24 Julian Brown <julian@codesourcery.com>
19166 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
19167 config/arm/linux-atomic.c.
19168 * config/arm/linux-atomic.c: New.
19170 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
19172 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
19173 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
19174 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
19176 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
19179 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
19182 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
19184 PR tree-optimization/38953
19185 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
19186 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
19187 (gloog): Split the exit of the scop when the scop exit is a loop exit.
19188 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
19191 2009-01-24 Paul Brook <paul@codesourcery.com>
19193 * config/arm/neon.md (neon_type): Move to arm.md.
19194 (neon_mov<VSTRUCT>): Add neon_type attribute.
19195 * config/arm/arm.md (neon_type): Move to here.
19196 (conds): Add "unconditioal" and use as default for NEON insns.
19198 2009-01-24 Ben Elliston <bje@au.ibm.com>
19200 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
19201 void *' warning from -Wc++-compat.
19202 * Makefile.in (dominance.o-warn): Remove.
19204 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
19206 PR tree-optimization/38932
19207 * fold-const.c (fold_unary_ignore_overflow): New.
19208 * tree.h (fold_unary_ignore_overflow): Declare.
19209 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
19210 * tree-ssa-sccvn.c (visit_reference_op_load,
19211 simplify_unary_expression): Likewise.
19213 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
19215 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
19216 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
19217 regardless of their type.
19218 * c-common.c (handle_packed_attribute): Don't ignore packed on
19220 * c.opt (Wpacked-bitfield-compat): New warning option.
19221 * stor-layout.c (place_field): Warn if offset of a field changed.
19222 * doc/extend.texi (packed): Mention the ABI change.
19223 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
19224 (Warning Options): Add it to the list.
19226 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
19228 * c-opts.c (c_common_post_options): Fix a typo in comments.
19230 2009-01-22 Steve Ellcey <sje@cup.hp.com>
19232 PR middle-end/38615
19233 * gimplify.c (gimplify_init_constructor): Fix promotion of const
19234 variables to static.
19235 * doc/invoke.texi (-fmerge-all-constants): Update description.
19237 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
19240 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
19241 (*movdi_1_rex64): Use type "mmx" for alternative 5.
19243 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
19245 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
19247 (LOCAL_ALIGNMENT): Similarly.
19249 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
19250 Joseph Myers <joseph@codesourcery.com>
19252 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
19253 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
19254 * config/arm/arm-tune.md: Regenerate.
19255 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
19258 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
19260 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
19261 version number to five.
19263 2009-01-22 Dodji Seketeli <dodji@redhat.com>
19266 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
19267 * c-common.c (set_underlying_type): Likewise.
19268 (is_typedef_decl ): Likewise
19270 (set_underlying_type): Likewise.
19271 (is_typedef_type): Likewise.
19273 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
19275 PR middle-end/38587
19276 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
19279 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
19282 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
19283 (LIBGCC_SPEC): Don't define.
19284 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
19286 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
19288 PR rtl-optimization/38879
19289 * alias.c (base_alias_check): Unaligned access via AND address can
19290 alias all surrounding object types except those with sizes equal
19291 or wider than the size of unaligned access.
19293 2009-01-21 Dodji Seketeli <dodji@redhat.com>
19296 * c-decl.c (clone_underlying_type): Move this ...
19297 * c-common.c (set_underlying_type): ... here.
19298 Also, make sure the function properly sets TYPE_STUB_DECL() on
19299 the newly created typedef variant type.
19300 (is_typedef_decl ): New entry point.
19301 * tree.h: Added a new member member_types_needing_access_check to
19302 struct tree_decl_non_common.
19303 (set_underlying_type): New entry point.
19304 (is_typedef_type): Likewise.
19306 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
19308 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
19309 Check whether two instructions have memory references that
19310 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
19311 are helper functions for traversing.
19312 * alias.h (insn_alias_sets_confilict_p): New prototypes.
19313 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
19314 not to draw dependency edge for instructions with non-conflicting
19317 2009-01-20 Joseph Myers <joseph@codesourcery.com>
19320 * longlong.h: Update copyright years. Use soft-fp license notice.
19321 Sync __clz_tab declaration with glibc.
19323 2009-01-20 Steve Ellcey <sje@cup.hp.com>
19326 * doc/extend.texi (syscall_linkage): New.
19327 (version_id): Modify.
19329 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
19330 Richard Guenther <rguenther@suse.de>
19332 PR tree-optimization/38747
19333 PR tree-optimization/38748
19334 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
19335 conversion if the base address is an indirect reference and the
19336 aliasing sets could cause issues.
19338 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
19340 * common.opt (fgraphite, fgraphite-identity): Add comment for
19341 explaining why these options are not documented.
19343 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
19345 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
19346 gimple_call_lhs is NULL.
19348 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
19351 * emit-rtl.c (adjust_address_1): Make sure memref is never
19354 2009-01-20 Ben Elliston <bje@au.ibm.com>
19356 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
19357 const qualifier from arg parameter. Remove unnecessary cast to char *.
19358 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
19359 const qualifier from arg 2.
19361 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
19363 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
19365 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
19368 * rtl.h (reinit_regs): New prototype.
19369 * regclass.c: Include ira.h.
19370 (reinit_regs): New.
19371 * Makefile.in (regclass.o): Add ira.h.
19372 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
19374 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
19377 * c-common.c (handle_aligned_attribute): Use
19378 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
19379 default alignment value.
19381 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
19383 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
19384 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
19386 * doc/extend.texi: Update __attribute__ ((aligned)). Document
19387 __BIGGEST_ALIGNMENT__.
19389 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
19391 2009-01-18 Richard Guenther <rguenther@suse.de>
19393 PR tree-optimization/38819
19394 * tree-flow.h (operation_could_trap_helper_p): Declare.
19395 * tree-eh.c (operation_could_trap_helper_p): Export.
19396 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
19397 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
19398 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
19399 are about to insert a possibly trapping instruction and fail
19402 2009-01-18 Andreas Schwab <schwab@suse.de>
19404 * doc/install.texi (Configuration): Remove obsolete paragraph
19405 about use of --with-gnu-ld with --with-gnu-as.
19407 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
19409 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
19410 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
19411 Follow spelling conventions.
19413 2009-01-18 Ben Elliston <bje@au.ibm.com>
19415 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
19416 C++ warning about implicit conversion from void * to struct
19418 (bitmap_obstack_free): Likewise for bitmap_element *.
19419 * Makefile.in (bitmap.o-warn): Remove.
19421 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
19423 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
19425 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
19426 Tobias Grosser <tobi.grosser@amd.com>
19428 * graphite.c (graphite_trans_scop_block): Do not block single
19431 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
19433 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
19434 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
19435 test with assertion.
19437 2009-01-16 Richard Guenther <rguenther@suse.de>
19439 PR tree-optimization/38835
19440 PR middle-end/36227
19441 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
19442 and INT + PTR -> (INT)(PTR p+ INT) folding.
19443 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
19445 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
19448 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
19449 the subreg from a lowpart subreg if it is also casting the value.
19451 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
19452 Tobias Grosser <tobi.grosser@amd.com>
19454 * graphite.c (compare_prefix_loops): New.
19455 (build_scop_canonical_schedules): Rewritten.
19456 (graphite_transform_loops): Move build_scop_canonical_schedules
19457 after build_scop_iteration_domain.
19459 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
19460 Tobias Grosser <tobi.grosser@amd.com>
19462 * graphite.c (add_conditions_to_domain): Add the loops to
19463 the dimension of the iteration domain. Do copy the domain
19464 only when it exists.
19465 (build_scop_conditions_1): Do not call add_conditions_to_domain.
19466 (add_conditions_to_constraints): New.
19467 (can_generate_code_stmt, can_generate_code): Removed.
19468 (gloog): Do not call can_generate_code.
19469 (graphite_transform_loops): Call add_conditions_to_constraints
19470 after building the iteration domain.
19472 2009-01-16 Jakub Jelinek <jakub@redhat.com>
19474 PR tree-optimization/38789
19475 * tree-ssa-threadedge.c
19476 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
19477 __builtin_constant_p.
19479 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
19481 * dce.c (delete_unmarked_insns): Reversed the order that insns are
19482 examined before deleting them.
19484 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
19486 * function.c (aggregate_value_p): Correctly extract the function
19487 type from CALL_EXPR_FN lookup.
19489 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
19491 * config/picochip/picochip.c (picochip_override_options): Revert
19492 CFI asm flag disable commited previously.
19494 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
19495 Tobias Grosser <tobi.grosser@amd.com>
19496 Jan Sjodin <jan.sjodin@amd.com>
19498 * graphite.c (scan_tree_for_params): On substractions negate
19499 all the coefficients of the term.
19500 (clast_to_gcc_expression_red): New. Handle reduction expressions
19501 of more than two operands.
19502 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
19503 (get_vdef_before_scop): Handle also the case of default definitions.
19505 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
19507 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
19508 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
19509 Also use them when walking CALL_INSN_FUNCTION_USAGE.
19511 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
19512 Joey Ye <joey.ye@intel.com>
19514 PR middle-end/37843
19515 * cfgexpand.c (expand_stack_alignment): Don't update stack
19516 boundary nor check incoming stack boundary here.
19517 (gimple_expand_cfg): Update stack boundary and check incoming
19518 stack boundary here.
19520 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
19522 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
19524 2009-01-14 Jakub Jelinek <jakub@redhat.com>
19526 PR rtl-optimization/38245
19527 * calls.c (expand_call): Add stack arguments to
19528 CALL_INSN_FUNCTION_USAGE even for pure calls (when
19529 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
19530 in regs and partially in memory or BLKmode arguments.
19531 (emit_library_call_value_1): Add stack arguments to
19532 CALL_INSN_FUNCTION_USAGE even for pure calls (when
19533 ACCUMULATE_OUTGOING_ARGS).
19534 * dce.c: Include tm_p.h.
19535 (find_call_stack_args): New function.
19536 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
19538 (mark_insn): Call find_call_stack_args for CALL_Ps.
19539 (prescan_insns_for_dce): Walk insns backwards in bb rather than
19540 forwards. Allocate and free arg_stores bitmap if needed, pass it
19541 down to deletable_insn_p, don't mark stores set in arg_stores
19542 bitmap, clear the bitmap at the beginning of each bb.
19543 * Makefile.in (dce.o): Depend on $(TM_P_H).
19545 2009-01-14 Michael Meissner <gnu@the-meissners.org>
19548 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
19549 to make sure the insn is a conditional test (bug 22599). Reformat a
19552 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
19554 PR middle-end/38431
19555 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
19556 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
19557 (gloog): Do not call cleanup_tree_cfg.
19558 (graphite_transform_loops): Call cleanup_tree_cfg after all
19559 scops have been code generated.
19561 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
19562 * doc/gty.texi (Invoking the garbage collector): Added new node
19563 and section documenting ggc_collect.
19565 2009-01-14 Richard Guenther <rguenther@suse.de>
19567 PR tree-optimization/38826
19568 PR middle-end/38477
19569 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
19570 initialization notes only if we actually emitted a warning.
19571 (intra_create_variable_infos): Add constraints for a result decl
19572 that is passed by hidden reference.
19573 (build_pred_graph): Mark all related variables non-direct on
19576 2009-01-14 Nick Clifton <nickc@redhat.com>
19578 * ira-conflicts.c: Include addresses.h for the definition of
19580 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
19581 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
19583 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
19586 * Makefile.in (ira-lives.o): Add except.h.
19588 * ira-lives.c: Include except.h.
19589 (process_bb_node_lives): Process can_throw_internal.
19591 2009-01-13 Jakub Jelinek <jakub@redhat.com>
19593 PR rtl-optimization/38774
19594 * combine.c (simplify_set): When undoing cc_use change, don't do
19595 PUT_CODE on the newly created comparison, but instead put back the
19598 2009-01-13 Joseph Myers <joseph@codesourcery.com>
19600 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
19601 values. Remove duplicate arm8 entry.
19603 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
19605 PR tree-optimization/38786
19606 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
19607 the SSA_NAME case of expand_scalar_variables_expr.
19608 Set the type of an expression to the type of its assign statement.
19609 (expand_scalar_variables_expr): Also gather the scalar computation
19610 used to index the memory access. Do not pass loop_p.
19611 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
19612 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
19613 the gimple_stmt_iterator where it inserts new code.
19614 Do not pass loop_p.
19615 (copy_bb_and_scalar_dependences): Do not pass loop_p.
19616 (translate_clast): Update call to copy_bb_and_scalar_dependences.
19618 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
19620 * graphite.h (debug_value): Removed.
19621 * graphite.c (debug_value): Removed.
19623 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
19625 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
19626 ldrd/strd with two 32-bit instructions.
19628 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
19630 * config/arm/arm.c (struct processors): Pass for speed down into
19631 cost helper functions.
19632 (const_ok_for_op): Handle COMPARE and inequality nodes.
19633 (arm_rtx_costs_1): Rewrite.
19634 (arm_size_rtx_costs): Update prototype.
19635 (arm_rtx_costs): Pass speed down to helper functions.
19636 (arm_slowmul_rtx_costs): Rework cost calculations.
19637 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
19638 (arm_9e_rtx_costs): Likewise.
19640 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
19642 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
19643 relocations of local symbols wider than UNITS_PER_WORD are not valid.
19644 (alpha_legitimize_address): Do not split local symbols wider than
19645 UNITS_PER_WORD into HIGH/LO_SUM parts.
19647 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
19650 * gcc.c (process_command): Replace call to execvp with calls
19651 to pex_one and exit.
19653 2009-01-03 Anatoly Sokolov <aesok@post.ru>
19656 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
19657 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
19658 variant for devices with 3-byte PC.
19659 (__tablejump_elpm__): New.
19661 2009-01-12 Jakub Jelinek <jakub@redhat.com>
19664 * c-parser.c (c_parser_postfix_expression): Allow `->' in
19665 offsetof member-designator, handle it as `[0].'.
19667 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19669 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
19670 function when not using named sections on targets with named sections
19671 if branch distance is less than 262132.
19673 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
19675 * combine.c (combine_instructions): Recompute
19676 optimize_this_for_speed_p for each BB in the main combine loop.
19678 2009-01-12 Tomas Bily <tbily@suse.cz>
19681 * tree-loop-distribution.c (prop_phis): New function.
19682 (generate_builtin): Call prop_phis.
19683 * testsuite/gcc.dg/tree-ssa/pr38385.c: New file.
19685 2009-01-12 Jakub Jelinek <jakub@redhat.com>
19687 PR tree-optimization/38807
19688 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
19689 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
19691 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
19693 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
19694 subreg of op0 to the original op0.
19696 2009-01-11 Laurent GUERBY <laurent@guerby.net>
19698 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
19700 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
19703 * mips-tfile.c (parse_def): Fix parsing of def strings
19704 starting with digits.
19706 2009-01-10 Jakub Jelinek <jakub@redhat.com>
19709 * config/arm/arm.c (arm_is_long_call_p): Don't call
19710 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
19712 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
19714 * regrename.c (regrename_optimize): Fix dumping.
19715 (find_oldest_value_reg): Preserve REG_POINTER.
19716 (copy_hardreg_forward_1): Likewise.
19718 2009-01-09 Diego Novillo <dnovillo@google.com>
19720 * gimple.h (struct gimple_statement_base) <uid>: Document
19721 the restrictions on its use.
19722 (gimple_uid): Tidy.
19723 (gimple_set_uid): Tidy.
19725 2009-01-09 Jakub Jelinek <jakub@redhat.com>
19727 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
19728 zero guard even if align_bytes != 0 and count is smaller than
19731 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
19733 PR rtl-optimization/38495
19734 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
19735 (add_range_and_copies_from_move_list): Print all added ranges.
19736 Add ranges to memory optimized destination.
19738 2009-01-09 Jakub Jelinek <jakub@redhat.com>
19742 * config/i386/i386.c (override_options): Reject
19743 -mstringop-strategy=rep_8byte with -m32.
19744 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
19745 to 1. Do count comparison against epilogue_size_needed at compile
19746 time even when count_exp was constant forced into register. For
19747 size_needed don't jump to epilogue, instead just avoid aligning
19748 and invoke the body algorithm. If need_zero_guard, add zero guard
19749 even if count is non-zero, but smaller than size_needed + number of
19750 bytes that could be stored for alignment.
19751 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
19752 to 1. If need_zero_guard, add zero guard even if count is non-zero,
19753 but smaller than size_needed + number of bytes that could be stored
19754 for alignment. Compare size_needed with epilogue_size_needed instead
19755 of desired_align - align, don't adjust size_needed, pass
19756 epilogue_size_needed to the epilogue expanders.
19759 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
19761 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19763 * pa.c (last_address): Change to unsigned.
19764 (update_total_code_bytes): Change argument to unsigned. Don't
19765 check if insn addresses are set.
19766 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
19767 addresses are not set.
19768 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
19770 2009-01-09 Nick Clifton <nickc@redhat.com>
19772 * config/sh/symbian.c: Replace uses of DECL_INLINE with
19773 DECL_DECLARED_INLINE_P.
19775 2009-01-09 Jakub Jelinek <jakub@redhat.com>
19777 PR middle-end/38347
19778 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
19779 GET_MODE (op0) in operand_subword_force calls.
19781 PR middle-end/38771
19782 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
19783 fold_convert arg0 operands to TREE_TYPE (op0) first.
19785 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
19787 * params.def (ira-max-conflict-table-size): Decrease default value
19790 2009-01-08 Jakub Jelinek <jakub@redhat.com>
19792 PR tree-optimization/37031
19793 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
19795 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
19796 allocate it using gc instead of heap, use VEC_quick_push instead of
19798 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
19799 instead of heap, use VEC_quick_push instead of VEC_safe_push.
19800 * tree-data-ref.h (struct access_matrix): Change matrix to gc
19801 allocated vector from heap allocated.
19802 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
19803 * tree-loop-linear.c (linear_transform_loops): Allocate nest
19804 vector only after perfect_loop_nest_depth call.
19806 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
19807 Jan Sjodin <jan.sjodin@amd.com>
19809 PR tree-optimization/38559
19810 * graphite.c (debug_value, copy_constraint,
19811 swap_constraint_variables, scale_constraint_variable, ): New.
19812 (get_lower_bound, get_upper_bound): Removed.
19813 (graphite_trans_bb_strip_mine): Clean up this code that works
19814 only for constant number of iterations. Fully copy upper and
19815 lower bound constraints, not only the constant part of them.
19816 * graphite.h (debug_value): Declared.
19818 2009-01-08 Ira Rosen <irar@il.ibm.com>
19820 PR tree-optimization/37194
19821 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
19822 Don't add the cost of cost model guard in prologue to scalar
19823 outside cost in case of known number of iterations.
19825 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
19826 Alan Modra <amodra@bigpond.net.au>
19828 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
19829 non-word-aligned REG+CONST addressing.
19831 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
19834 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
19835 free_after_compilation when outputting a thunk.
19836 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
19837 Do not call free_after_compilation here.
19839 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
19841 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
19842 (ix86_valid_target_attribute_inner_p): Ditto.
19844 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
19846 PR tree-optimization/38492
19847 PR tree-optimization/38498
19848 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
19849 * tree-chrec.h (scev_is_linear_expression): Declared.
19850 * graphite.c (graphite_cannot_represent_loop_niter): New.
19851 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
19852 (graphite_loop_normal_form): Use gcc_assert.
19853 (scan_tree_for_params): Use CASE_CONVERT.
19854 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
19855 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
19856 Use gcc_assert. Discard scops that contain unhandled cases.
19857 (build_scop_conditions): Return a boolean status for unhandled cases.
19858 (strip_mine_profitable_p): Print the loop number, not its depth.
19859 (is_interchange_valid): Pass the depth of the loop nest, don't
19860 recompute it wrongly.
19861 (graphite_trans_bb_block): Same.
19862 (graphite_trans_bb_block): Print tentative of loop blocking.
19863 (graphite_trans_scop_block): Do not print that the loop has been
19865 (graphite_transform_loops): Do not handle scops that contain condition
19868 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
19870 AVX Programming Reference (December, 2008)
19871 * config/i386/avxintrin.h (_mm256_stream_si256): New.
19872 (_mm256_stream_pd): Likewise.
19873 (_mm256_stream_ps): Likewise.
19875 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
19876 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
19877 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
19878 (bdesc_special_args): Add __builtin_ia32_movntdq256,
19879 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
19880 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
19881 (ix86_expand_special_args_builtin): Likewise.
19883 * config/i386/sse.md (AVXMODEDI): New.
19884 (avx_movnt<mode>): Likewise.
19885 (avx_movnt<mode>): Likewise.
19886 (<sse>_movnt<mode>): Remove AVX support.
19887 (sse2_movntv2di): Likewise.
19889 2009-01-07 Richard Guenther <rguenther@suse.de>
19891 PR middle-end/38751
19892 * fold-const.c (extract_muldiv): Remove obsolete comment.
19893 (fold_plusminus_mult_expr): Undo MINUS_EXPR
19894 to PLUS_EXPR canonicalization for the canonicalization.
19896 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
19898 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
19899 hosted cross-compilers generating less efficient code.
19901 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
19903 * function.h (rtl_data): Add a dbr_scheduled_p field.
19904 * reorg.c (dbr_schedule): Set it.
19905 (gate_handle_delay_slots): Check it.
19906 * config/mips/mips.c (mips_base_delayed_branch): Delete.
19907 (mips_reorg): Check flag_delayed_branch instead of
19908 mips_base_delayed_branch.
19909 (mips_override_options): Don't set mips_base_delayed_branch
19910 or flag_delayed_branch.
19912 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
19914 PR rtl-optimization/38426.
19915 * ira.c (ira): Set current_function_is_leaf earlier.
19917 2009-01-06 Jakub Jelinek <jakub@redhat.com>
19919 PR rtl-optimization/38722
19920 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
19921 too early, only set a flag and modify after last possible
19924 2009-01-06 Janis Johnson <janis187@us.ibm.com>
19927 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
19928 * real.c (decimal_single_format): Correct values of emin and emax.
19929 (decimal_double_format): Ditto.
19930 (decimal_quad_format): Ditto.
19931 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
19932 computation of DECnn_MIN and DECnn_MAX for corrected values of
19933 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
19934 __DECnn_MIN__, and adjust its computation for the corrected value
19937 2009-01-06 Jan Hubicka <jh@suse.cz>
19940 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
19942 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
19944 * doc/contrib.texi (Contributors): Slightly adjust the end note.
19945 Add Robert Clark to the list of testers.
19947 2009-01-06 Jan Hubicka <jh@suse.cz>
19948 Kai Tietz <kai.tietz@onevision.com>
19950 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
19951 * config/i386/i386.c (ix86_expand_call): Add clobbers.
19953 2009-01-06 Jan Hubicka <jh@suse.cz>
19954 Kai Tietz <kai.tietz@onevision.com>
19956 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
19958 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
19959 (ix86_nsaved_regs): Count only general purpose regs.
19960 (ix86_nsaved_sseregs): New.
19961 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
19962 to 16 for w64; compute padding and size of sse reg save area.
19963 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
19964 general purpose regs.
19965 (ix86_emit_save_sse_regs_using_mov): New.
19966 (ix86_expand_prologue): Save SSE regs if needed.
19967 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
19968 (ix86_emit_restore_sse_regs_using_mov): New.
19969 (ix86_expand_epilogue): Save SSE regs if needed.
19971 2009-01-06 Jan Hubicka <jh@suse.cz>
19972 Kai Tietz <kai.tietz@onevision.com>
19974 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
19975 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
19976 functions when accumulate outgoing args is off.
19978 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
19981 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
19982 before using pseudos_have_intersected_live_ranges_p.
19984 * ira-int.h (ira_assert): Always define.
19986 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
19988 AVX Programming Reference (December, 2008)
19989 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
19990 (_mm256_permute2_pd): Likewise.
19991 (_mm_permute2_ps): Likewise.
19992 (_mm256_permute2_ps): Likewise.
19993 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
19994 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
19996 * config/i386/i386.c (ix86_builtins): Remove
19997 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
19998 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
19999 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
20000 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
20001 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
20002 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
20003 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
20004 __builtin_ia32_vpermil2ps256.
20005 (ix86_init_mmx_sse_builtins): Updated.
20006 (ix86_expand_args_builtin): Likewise.
20008 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20010 * pa.c (output_call): Relocate non-jump insns in the delay slot of
20011 long absolute calls when generating PA 2.0 code.
20013 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
20015 PR rtl-optimization/38583
20016 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
20018 * params.def (ira-max-conflict-table-size): New.
20020 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
20022 * ira.h (ira_conflicts_p): New external definition.
20024 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
20025 table. Report this. Return result of building.
20026 (ira_build_conflicts): Use ira_conflicts_p. Check result of
20027 building conflict table.
20029 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
20030 (ira_color): Use ira_conflicts_p.
20032 * global.c: Include ira.h.
20033 (pseudo_for_reload_consideration_p, build_insn_chain): Use
20036 * Makefile.in (global.o): Add ira.h.
20038 * ira-build.c (mark_all_loops_for_removal,
20039 propagate_some_info_from_allocno): New.
20040 (remove_unnecessary_allocnos): Call
20041 propagate_some_info_from_allocno.
20042 (remove_low_level_allocnos): New.
20043 (remove_unnecessary_regions): Add parameter. Call
20044 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
20045 parameter to remove_unnecessary_regions.
20046 (ira_build): Remove all regions but root if the conflict table was
20047 not built. Update conflict hard regs for allocnos crossing calls.
20049 * ira.c (ira_conflicts_p): New global.
20050 (ira): Define and use ira_conflicts_p.
20052 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
20053 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
20054 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
20056 2009-01-06 Ben Elliston <bje@au.ibm.com>
20058 * gengtype-lex.l (YY_NO_INPUT): Define.
20060 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
20063 * c-common.c (handle_vector_size_attribute): Also reject
20064 BOOLEAN_TYPE types.
20066 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
20068 PR tree-optimization/38492
20069 * graphite.c (rename_map_elt, debug_rename_elt,
20070 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
20071 rename_map_elt_info, eq_rename_map_elts,
20072 get_new_name_from_old_name, bb_in_sese_p): Moved around.
20073 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
20074 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
20075 (sese_build_livein_liveouts): New.
20076 (new_sese, free_sese): New.
20077 (new_scop): Call new_sese.
20078 (free_scop): Call free_sese.
20079 (rename_variables_from_edge, rename_phis_end_scop): Removed.
20080 (register_old_new_names): Renamed register_old_and_new_names.
20081 (register_scop_liveout_renames, add_loop_exit_phis,
20082 insert_loop_close_phis, struct igp,
20083 default_liveout_before_guard, add_guard_exit_phis,
20084 insert_guard_phis, copy_renames): New.
20085 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
20086 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
20087 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
20088 (scop_adjust_phis_for_liveouts): New.
20089 (gloog): Call scop_adjust_phis_for_liveouts.
20091 * graphite.h (struct sese): Documented. Added fields liveout,
20092 num_ver and livein.
20093 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
20094 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
20095 (struct scop): Added field liveout_renames.
20096 (SCOP_LIVEOUT_RENAMES): New.
20098 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
20100 PR tree-optimization/38510
20101 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
20102 (translate_clast): Call recompute_all_dominators before
20104 (gloog): Call recompute_all_dominators before graphite_verify.
20106 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
20107 Jan Sjodin <jan.sjodin@amd.com>
20109 PR tree-optimization/38500
20110 * graphite.c (create_sese_edges): Call fix_loop_structure after
20113 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
20115 * config.gcc: Add m32r*-*-rtems*.
20116 * config/m32r/rtems.h: New file.
20118 2009-01-05 Ben Elliston <bje@au.ibm.com>
20120 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
20121 (.po.pox): Likewise.
20122 (po/gcc.pot): Likewise.
20124 2009-01-04 David S. Miller <davem@davemloft.net>
20126 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
20127 (STARTING_FRAME_OFFSET): Always set to zero.
20129 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
20131 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
20132 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
20133 fixed-point types, and vectors of the same.
20135 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
20137 * config/mips/sync.md (*mb_barrier): Rename to...
20138 (*memory_barrier): ...this.
20140 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
20142 * doc/extend.texi (Function Attributes): Move @cindex after @item
20143 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
20144 and put in alphabetical order. Fix 'target' name and put in order.
20145 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
20148 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
20150 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
20151 (memory_barrier): Expand as unspec instead of unspec_volatile.
20152 Remove mem:BLK from insn operands. Use Pmode scratch register.
20153 (*memory_barrier): Define as unspec instead of unspec_volatile.
20154 Use (match_dup 0) as input operand.
20156 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
20157 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
20158 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
20159 scratch register. Remove operand 1.
20160 (*stbar): Define as unspec instead of unspec_volatile.
20161 Use (match_dup 0) as input operand, remove (const_int 8).
20162 (*membar): Define as unspec instead of unspec_volatile.
20163 Use (match_dup 0) as input operand, remove input operand 2.
20165 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
20166 (memory_barrier): Expand as unspec instead of unspec_volatile.
20167 Remove mem:BLK from insn operands. Use Pmode scratch register.
20168 (*memory_barrier): Define as unspec instead of unspec_volatile.
20169 Use (match_dup 0) as input operand.
20171 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
20172 Remove mem:BLK from insn operands. Use Pmode scratch register.
20173 Set volatile flag on operand 0.
20174 (*memory_barrier): New insn pattern.
20176 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
20178 (*memory_barrier): Use (match_dup 0) as input operand.
20180 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
20181 Remove mem:BLK from insn operands. Use Pmode scratch register.
20182 Set volatile flag on operand 0.
20183 (*mb_internal): New insn pattern.
20185 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
20187 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
20189 PR middle-end/38586
20190 * function.c (struct temp_slot): Move to the section of the file
20191 that deals with temp slots. Remove field 'address'.
20192 (temp_slot_address_table): New hash table of address -> temp slot.
20193 (struct temp_slot_address_entry): New struct, items for the table.
20194 (temp_slot_address_compute_hash, temp_slot_address_hash,
20195 temp_slot_address_eq, insert_temp_slot_address): Support functions
20197 (find_temp_slot_from_address): Rewrite to use the new hash table.
20198 (remove_unused_temp_slot_addresses): Remove addresses of temp
20199 slots that have been made available.
20200 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
20201 worker function for remove_unused_temp_slot_addresses.
20202 (assign_stack_temp_for_type): Don't clear the temp slot address list.
20203 Add the temp slot address to the address -> temp slot map.
20204 (update_temp_slot_address): Update via insert_temp_slot_address.
20205 (free_temp_slots): Call remove_unused_temp_slot_addresses.
20206 (pop_temp_slots): Likewise.
20207 (init_temp_slots): Allocate the address -> temp slot map, or empty
20208 the map if it is already allocated.
20209 (prepare_function_start): Initialize temp slot processing.
20211 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
20213 PR middle-end/38584
20214 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
20215 Calculate the size of all stack vars assuming no packing of stack
20216 vars will happen, replacing a quadratic algorithm with a linear one.
20218 2009-01-03 Jakub Jelinek <jakub@redhat.com>
20221 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
20224 2009-01-03 Diego Novillo <dnovillo@google.com>
20226 * doc/contrib.texi: Update contributions.
20228 2009-01-03 Jakub Jelinek <jakub@redhat.com>
20231 * builtins.c (fold_builtin_memory_op): Give up if either operand
20232 is volatile. Set srctype or desttype to non-qualified version
20236 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
20237 and FUNCTION_DECLs.
20239 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
20241 PR rtl-optimization/35805
20242 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
20243 problem if fast dce is able to remove any instructions.
20244 * dce.c (dce_process_block): Fix dump message.
20246 2009-01-02 Mark Mitchell <mark@codesourcery.com>
20249 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
20251 2009-01-02 Jakub Jelinek <jakub@redhat.com>
20253 PR middle-end/38690
20254 * tree-flow.h (op_code_prio, op_prio): New prototypes.
20255 * tree-pretty-print.c (op_code_prio): New function.
20256 (op_prio): No longer static. Use op_code_prio.
20257 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
20258 Use op_prio and op_code_prio to determine if () should be
20259 printed around operand(s) or not.
20261 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
20262 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
20263 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
20264 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
20265 pp_character instead of pp_string for single letter printing.
20267 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
20269 * doc/extend.texi: Fix '#pragma GCC option' typo.
20271 2009-01-02 Richard Guenther <rguenther@suse.de>
20273 * doc/install.texi (--enable-checking): Mention different
20274 default for stage1.
20275 (--enable-stage1-checking): Document.
20277 2009-01-01 Andrew Pinski <pinskia@gmail.com>
20279 PR middle-end/30142
20280 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
20281 case to be an error.
20283 2009-01-02 Ben Elliston <bje@au.ibm.com>
20285 * config/fp-bit.h (pack_d): Constify argument.
20286 * config/fp-bit.c (makenan): Constify return type. Remove casts.
20287 (isnan): Constify argument.
20289 (iszero): Likewise.
20290 (pack_d): Likewise.
20291 (_fpadd_parts): Constify return type.
20292 (_fpmul_parts): Likewise.
20293 (_fpdiv_parts): Likewise.
20295 2009-01-01 Jakub Jelinek <jakub@redhat.com>
20298 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
20299 warn about overwriting initializer with side-effects or
20300 -Woverride-init if !IMPLICIT.
20301 (output_init_element): Likewise. Pass IMPLICIT down to
20303 (process_init_element): Add IMPLICIT argument. Pass it down
20304 to output_init_element.
20305 (push_init_element, pop_init_level, set_designator): Adjust
20306 process_init_element callers.
20307 (set_nonincremental_init, set_nonincremental_init_from_string):
20308 Adjust add_pending_init callers.
20309 (output_pending_init_elements): Adjust output_init_element callers.
20310 * c-tree.h (process_init_element): Adjust prototype.
20311 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
20312 process_init_element callers.
20315 Copyright (C) 2009 Free Software Foundation, Inc.
20317 Copying and distribution of this file, with or without modification,
20318 are permitted in any medium without royalty provided the copyright
20319 notice and this notice are preserved.