1 2009-08-06 Thomas Schwinge <tschwinge@gnu.org>
3 * gcc/doc/extend.texi (__builtin_extract_return_address)
4 (__builtin_frob_return_address): Document.
6 2009-08-06 Paul Brook <paul@codesourcery.com>
8 * config/arm/lib1funcs.asm (ARM_DIV_BODY): Add Thumb-2 implementation.
9 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Only use Thumb-1
10 implementation on ARMv6-M.
12 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
14 * doc/extend.texi (pcs): Document new attribute for ARM.
16 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
18 * arm.c (pcs_attribute_args): Comment out unsupported attribute
21 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
23 * arm.c (arm_handle_pcs_attribute): Pass the entire name object to
26 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
28 * arm.c (arm_handle_pcs_attribute): Use %qE in warning.
30 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
32 Merge ARM/hard_vfp_branch to trunk.
34 2009-08-04 Richard Earnshaw <rearnsha@arm.com>
36 * arm.c (libcall_eq): New function.
37 (libcall_hash): New function.
38 (add_libcall): New function.
39 (arm_libcall_uses_aapcs_base): New function.
40 (arm_libcall_value): Use arm_libcall_uses_aapcs_base to check for
41 libcalls using the base PCS.
42 (arm_init_cumulative_args): Likewise.
44 2009-07-20 Joseph Myers <joseph@codesourcery.com>
46 * config/arm/arm.c (arm_libcall_value, arm_init_cumulative_args):
47 Use base ABI for conversion libfuncs between HFmode and SFmode.
49 2009-05-12 Joseph Myers <joseph@codesourcery.com>
51 * config/arm/arm.c (aapcs_vfp_sub_candidate): Use V2SImode and
52 V4SImode as representatives of all 64-bit and 128-bit vector
53 types. Allow vector types without vector modes.
54 (aapcs_vfp_is_call_or_return_candidate): Handle vector types
55 without vector modes like BLKmode.
56 (aapcs_vfp_allocate): Handle TImode for non-TARGET_NEON like
57 BLKmode. Avoid unsupported vector modes or TImode moves for
59 (aapcs_vfp_allocate_return_reg): Likewise.
60 (arm_vector_mode_supported_p): Only support V2SImode, V4HImode and
61 V8QImode if TARGET_NEON || TARGET_IWMMXT.
63 2009-05-12 Joseph Myers <joseph@codesourcery.com>
65 * config/arm/arm.c (arm_handle_pcs_attribute): New.
66 (arm_get_pcs_model): Pass attribute arguments to
67 arm_pcs_from_attribute.
68 (arm_init_cumulative_args): Use base AAPCS for conversions from
69 floating-point types to DImode.
70 (arm_attribute_table): Add pcs attribute.
71 (arm_handle_pcs_attribute): New.
72 * config/arm/bpabi.h (DECLARE_LIBRARY_RENAMES): When renaming
73 conversions from floating-point types to DImode, also declare them
74 to use base AAPCS and declare functions they call to use base
75 AAPCS and their RTABI names.
77 2009-05-12 Joseph Myers <joseph@codesourcery.com>
79 * doc/invoke.texi (-mfloat-abi=@var{name}): Remove statement about
80 -mfloat-abi=hard not being supported for VFP.
82 2009-05-11 Kazu Hirata <kazu@codesourcery.com>
84 * config/sparc/sparc.c (sparc_emit_float_lib_cmp): Pass a libcall
85 SYMBOL_REF to hard_libcall_value.
87 2009-03-05 Joseph Myers <joseph@codesourcery.com>
88 Richard Earnshaw <rearnsha@arm.com>
90 * config/arm/arm.c (aapcs_layout_arg): Once a co-processor argument
91 has been put on the stack, all remaining co-processory arguments for
92 that co-processor also go on the stack.
94 2009-03-05 Joseph Myers <joseph@codesourcery.com>
96 * config/arm/arm.c (arm_return_in_memory): Handle returning
97 vectors of suitable size in registers also for AAPCS case.
99 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
101 * doc/tm.texi (TARGET_LIBCALL_VALUE): Add missing end statement.
103 2008-12-09 Richard Earnshaw <rearnsha@arm.com>
105 ARM Hard-VFP calling convention
106 * target-def.h (TARGET_LIBCALL_VALUE): New hook.
107 * target.h (gcc_target): Add libcall_value to table of call hooks.
108 * targhooks.h (default_libcall_value): Default implementation.
109 * targhooks.c (default_libcall_value): Likewise.
110 * doc/tm.texi (TARGET_LIBCALL_VALUE): Document it.
111 * optabs.c (expand_unop): Use it.
112 * expr.h (hard_libcall_value): Pass the function RTX through.
113 * calls.c (emit_library_call_value_1): Update call to
115 * explow.c (hard_libcall_value): Use new target hook.
116 * testsuite/lib/target-supports.exp
117 (check_effective_target_arm_hard_vfp_ok): New hook.
118 (check_effective_target_arm_neon_ok): Improve test for neon
120 * testsuite/gcc.target/arm/eabi1.c: Only run test in base variant.
121 * config/arm/arm.c: Include cgraph.h
122 (TARGET_FUNCTION_VALUE): Override default hook.
123 (arm_pcs_default): New variable.
124 (arm_override_options): Don't fault hard calling convention with VFP.
125 Add support for AAPCS variants.
126 (arm_function_value): Make static. Handle AAPCS variants.
127 (arm_libcall_value): New function.
128 (arm_apply_result_size): Handle VFP registers in results.
129 (arm_return_in_memory): Rework all AAPCS variants; handle hard-vfp
131 (pcs_attribute_args): New variable.
132 (arm_pcs_from_attribute): New function.
133 (arm_get_pcs_model): New function.
134 (aapcs_vfp_cum_init): New function.
135 (aapcs_vfp_sub_candidate): New function.
136 (aapcs_vfp_is_return_candidate): New function.
137 (aapcs_vfp_is_call_candidate): New function.
138 (aapcs_vfp_allocate): New function.
139 (aapcs_vfp_allocate_return_reg): New function.
140 (aapcs_vfp_advance): New function.
141 (aapcs_cp_arg_layout): New variable.
142 (aapcs_select_call_coproc): New function.
143 (aapcs_select_return_coproc): New function.
144 (aapcs_allocate_return_reg): New function.
145 (aapcs_libcall_value): New function.
146 (aapcs_layout_arg): New function.
147 (arm_init_cumulative_args): Initialize AAPCS args data.
148 (arm_function_arg): Handle AAPCS variants using new interface.
149 (arm_arg_parital_bytes): Likewise.
150 (arm_function_arg_advance): New function.
151 (arm_function_ok_for_sibcall): Ensure that sibling calls agree on
153 (arm_setup_incoming_varargs): Handle new AAPCS args data.
154 * arm.h (NUM_VFP_ARG_REGS): Define.
155 (LIBCALL_VALUE): Update.
156 (FUNCTION_VALUE): Delete.
157 (FUNCTION_VALUE_REGNO_P): Add VFP regs.
159 (CUMULATIVE_ARGS): New data to support AAPCS argument marshalling.
160 (FUNCTION_ARG_ADVANCE): Call arm_function_arg_advance.
161 (FUNCTION_ARG_REGNO_P): Add VFP regs.
162 * arm-protos.h (arm_function_arg_advance): Add.
163 (aapcs_libcall_value): Add.
164 (arm_function_value): Delete.
166 2009-08-06 Uros Bizjak <ubizjak@gmail.com>
167 H.J. Lu <hongjiu.lu@intel.com>
170 * config/i386/i386.c (standard_sse_mode_p): Remove.
171 (standard_sse_constant_p): Return 2 for integer mode
172 vector_all_ones_operand when SSE2 is enabled.
173 (standard_sse_constant_opcode)<case 2>: Always return [v]pcmpeqd.
174 (ix86_expand_vector_move): Do not check for negative values from
175 standard_sse_constant_p.
177 2009-08-06 Richard Guenther <rguenther@suse.de>
179 * tree-ssa.c (useless_type_conversion_p_1): Make function and
180 array type comparisons frontend independent.
181 * Makefile.in (tree-ssa.o): Add $(TARGET_H) dependency.
182 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Always fill
183 out array reference lower bound and element size operands.
184 (ao_ref_init_from_vn_reference): Properly compute the offset
186 (vn_reference_fold_indirect): Fill out array reference lower
187 bound and element size operands.
188 * tree-ssa-pre.c (phi_translate_1): Fail if we have to translate
189 a non gimple valued reference operand which can happen for
190 array reference lower bound or element size.
191 (create_component_ref_by_pieces_1): Properly generate the
192 element size operand for array references.
194 2009-08-06 Richard Guenther <rguenther@suse.de>
196 PR tree-optimization/40964
197 * tree.c (iterative_hash_host_wide_int): Export.
198 * tree.h (iterative_hash_host_wide_int): Declare.
199 * tree-ssa-structalias.c (heapvar_map): New struct.
200 (heapvar_map_eq): New function.
201 (heapvar_map_hash): Likewise.
202 (heapvar_lookup): Adjust.
203 (heapvar_insert): Likewise.
204 (make_constraint_from_heapvar): Allow multiple heap variables
205 per decl at different offsets.
206 (init_alias_heapvars): Adjust.
208 2009-08-04 David Daney <ddaney@caviumnetworks.com>
210 * config/mips/mips.h (TARGET_SYNC_AFTER_SC): New macro.
211 * mips_output_sync_loop (mips_output_sync_loop): Only emit
212 trailing sync if TARGET_SYNC_AFTER_SC.
214 2009-08-05 David Daney <ddaney@caviumnetworks.com>
216 * gcc/config/mips/sync.md (sync_compare_and_swap<mode>,
217 compare_and_swap_12, sync_add<mode>, sync_<optab>_12,
218 sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12,
219 sync_old_nand_12, sync_new_nand_12, sync_sub<mode>,
220 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
221 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
222 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
223 sync_new_nand<mode>, sync_lock_test_and_set<mode>,
224 test_and_set_12): Rewrite calls to mips_output_sync_loop.
225 * gcc/config/mips/mips-protos.h (mips_output_sync_loop): Make
226 the prototype declaration match the definition.
227 * gcc/config/mips/mips.c (mips_output_sync_loop): Emit sync
228 instructions explicitly. Add barrier_before and operands
230 * gcc/config/mips/mips.h (MIPS_COMPARE_AND_SWAP,
231 MIPS_COMPARE_AND_SWAP_12, MIPS_SYNC_OP, MIPS_SYNC_OP_12,
232 MIPS_SYNC_OLD_OP_12, MIPS_SYNC_NEW_OP_12, MIPS_SYNC_OLD_OP,
233 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
234 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE,
235 MIPS_SYNC_EXCHANGE_12): Remove sync instructions.
237 2009-08-05 Andrew Pinski <pinskia@gmail.com>
239 * tree-ssa-alias.c: Fix intervals to use [) syntax.
241 2009-08-05 Uros Bizjak <ubizjak@gmail.com>
242 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
245 * config/i386/i386.c (ix86_split_long_move): Fix push of multi-part
248 2009-08-05 Jakub Jelinek <jakub@redhat.com>
250 PR rtl-optimization/40924
251 * dse.c (canon_address): Before calling cselib_expand_value_rtx
252 make sure canon_rtx (mem_address) isn't simpler than
253 canon_rtx (expanded_mem_address).
255 2009-08-05 Li Feng <nemokingdom@gmail.com>
257 * graphite-sese-to-poly.c (build_pbb_drs): Remove build alias set
259 (build_scop_drs): Build alias set for each SCoP.
261 2009-08-04 Sandra Loosemore <sandra@codesourcery.com>
263 * doc/invoke.texi (MIPS Options): Document new 1004K -march options.
264 * config/mips/mips.c (mips_cpu_info_table): Add 1004K cores.
265 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Add pattern for 1004K.
266 (MIPS_ARCH_FLOAT_SPEC): Likewise.
267 (BASE_DRIVER_SELF_SPECS): Likewise.
269 2009-08-04 Andrew Pinski <pinskia@gmail.com>
271 * tree-ssa-alias.c: Fix some comment typos.
273 2009-08-04 Kaz Kojima <kkojima@gcc.gnu.org>
275 * config/sh/linux-atomic.asm (ATOMIC_BOOL_COMPARE_AND_SWAP,
276 ATOMIC_OP_AND_FETCH, ATOMIC_COMBOP_AND_FETCH): Define.
278 2009-08-03 Janis Johnson <janis187@us.ibm.com>
281 * simplify-rtx.c (simplify_binary_operation_1): Disable
282 simplifications for decimal float operations.
284 2009-08-03 Jakub Jelinek <jakub@redhat.com>
287 * tree-ssa.c (warn_uninitialized_var): Even on LHS warn for
288 operand of INDIRECT_REF.
290 2009-08-03 Uros Bizjak <ubizjak@gmail.com>
292 * config/alpha/alpha.c (alpha_legitimate_constant_p): Reject CONST
293 constants referencing TLS symbols.
295 2009-08-03 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
297 * config/sh/linux-atomic.asm (ATOMIC_COMPARE_AND_SWAP): Rename
298 __sync_compare_and_swap_* to __sync_val_compare_and_swap_*.
300 2009-08-03 Richard Guenther <rguenther@suse.de>
302 * tree.c (make_vector_type): Build a main variant first,
303 get the canonical one and then build the variant.
304 * tree-ssa.c (useless_type_conversion_p_1): Handle
306 (useless_type_conversion_p): Conversions to pointers to
307 incomplete record types are useless.
309 2009-08-03 Richard Guenther <rguenther@suse.de>
311 * tree-cfg.c (pass_warn_unused_result): Mark name that no dump
312 file will be created.
313 * omp-low.c (pass_diagnose_omp_blocks): Likewise.
314 * toplev.c (compile_file): Adjust comment.
316 2009-08-03 Kaz Kojima <kkojima@gcc.gnu.org>
318 * config/sh/sh-protos.h (sh_promote_function_mode): Remove.
319 * config/sh/sh.c (sh_promote_function_mode): Wrap long lines.
320 (TARGET_PROMOTE_FUNCTION_MODE): Define.
321 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
322 (sh_promote_function_mode): Fix typo.
324 2009-08-03 Andreas Krebbel <krebbel1@de.ibm.com>
326 * explow.c (promote_mode): Mark TYPE and PUNSIGNEDP as possibly unused.
328 2009-08-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
330 * pa.c (pa_promote_function_mode): Remove ATTRIBUTE_UNUSED from
331 declaration arguments.
333 2009-08-02 Uros Bizjak <ubizjak@gmail.com>
335 * config/i386/i386.c (ix86_expand_fp_compare): Use const0_rtx instead
336 of GEN_INT (0x00) and const1_rtx instead of GEN_INT (0x01).
337 (ix86_split_ashl): Ditto.
338 (ix86_expand_vector_init_one_nonzero): Ditto.
339 (ix86_expand_vector_set): Ditto.
340 (ix86_expand_reduc_v4sf): Ditto.
342 2009-08-02 Paolo Bonzini <bonzini@gnu.org>
344 * explow.c (promote_function_mode): Remove assert.
345 * config/sh/sh.c (sh_promote_function_mode): Declare.
347 2009-08-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
349 * config/pa/pa.c (pa_promote_function_mode): Declare.
350 Change to static. Fix promote_mode call.
352 * gthr-dce.h (CONST_CAST2): Define if not defined.
353 (__gthread_setspecific): Use CONST_CAST2 to fix warning.
355 * config.gcc (hppa[12]*-*-hpux10*): Add stdint support.
357 2009-08-01 Paolo Bonzini <bonzini@gnu.org>
359 * expr.c (store_constructor): Use promote_decl_mode. Remove
360 now write-only variable unsignedp.
361 (expand_expr_real_1): Use promote_decl_mode.
362 * expr.h (promote_function_mode, promote_decl_mode): New.
363 (promote_mode): Remove last argument.
364 * function.c (assign_temp): Drop last argument of promote_mode.
365 (assign_parm_find_data_types): Use promote_function_mode.
366 (assign_parm_setup_reg): Likewise.
367 (expand_function_end): Use promote_function_mode.
368 * calls.c (initialize_argument_information): Use promote_function_mode.
369 (precompute_arguments): Use promote_mode instead of checking if
370 only PROMOTE_FUNCTION_MODE is defined.
371 (expand_call): When making sibcall decisions, use promote_function_mode.
372 Below, remove an if for targetm.calls.promote_function_return and
373 and use promote_function_mode.
374 (emit_library_call_value_1): Use promote_function_mode, fix bug
375 where promote_mode was passed FOR_CALL == 0 for a return value in an
377 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
378 * explow.c (promote_function_mode, promote_decl_mode): New.
379 (promote_mode): Keep only the FOR_CALL == 0 case.
380 * combine.c (setup_incoming_promotion): Remove test of
381 promote_function_args. Use promote_function_mode.
382 * stmt.c (expand_value_return): Use promote_decl_mode.
383 (expand_decl): Use promote_decl_mode.
385 * expr.c (store_constructor): Use promote_decl_mode. Remove
386 now write-only variable unsignedp.
387 (expand_expr_real_1): Use promote_decl_mode.
388 * expr.h (promote_function_mode, promote_decl_mode): New.
389 (promote_mode): Remove last argument.
390 * function.c (assign_temp): Drop last argument of promote_mode.
391 (assign_parm_find_data_types): Use promote_function_mode.
392 (assign_parm_setup_reg): Likewise.
393 (expand_function_end): Use promote_function_mode.
394 * calls.c (initialize_argument_information): Use promote_function_mode.
395 (precompute_arguments): Use promote_mode instead of checking if
396 only PROMOTE_FUNCTION_MODE is defined.
397 (expand_call): When making sibcall decisions, use promote_function_mode.
398 Below, remove an if for targetm.calls.promote_function_return and
399 and use promote_function_mode.
400 (emit_library_call_value_1): Use promote_function_mode, fix bug
401 where promote_mode was passed FOR_CALL == 0 for a return value in an
403 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
404 * explow.c (promote_function_mode, promote_decl_mode): New.
405 (promote_mode): Keep only the FOR_CALL == 0 case.
406 * combine.c (setup_incoming_promotion): Remove test of
407 promote_function_args. Use promote_function_mode.
408 * stmt.c (expand_value_return): Use promote_decl_mode.
409 (expand_decl): Use promote_decl_mode.
411 * explow.c (promote_function_mode): Just call the target hook.
412 * targhooks.c (default_promote_function_mode,
413 default_promote_function_mode_always_promote): New.
414 * targhooks.h (default_promote_function_mode,
415 default_promote_function_mode_always_promote): Declare.
416 * target.h (promote_function_args, promote_function_return): Remove.
417 (promote_function_mode): New.
418 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
419 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
420 (TARGET_PROMOTE_FUNCTION_MODE): New.
421 (TARGET_CALLS): Adjust.
422 * system.h (TARGET_PROMOTE_FUNCTION_ARGS,
423 TARGET_PROMOTE_FUNCTION_RETURN, PROMOTE_FUNCTION_MODE): Poison.
425 * config/s390/s390.h (PROMOTE_FUNCTION_MODE): Move...
426 * config/s390/s390.c (s390_promote_function_mode): ... here,
427 with pointer handling.
428 (TARGET_PROMOTE_FUNCTION_MODE): Define.
429 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
431 * config/sparc/sparc.h (PROMOTE_FUNCTION_MODE): Move...
432 * config/sparc/sparc.c (sparc_promote_function_mode): ... here,
433 with pointer handling.
434 (TARGET_PROMOTE_FUNCTION_MODE): Define.
435 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
437 * config/sh/sh-protos.h (sh_promote_function_mode): New.
438 * config/sh/sh.c (sh_promote_function_mode): New.
439 (TARGET_PROMOTE_FUNCTION_MODE): Define.
440 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
442 * config/cris/cris.h (PROMOTE_FUNCTION_MODE): Move...
443 * config/cris/cris.c (cris_promote_function_mode): ... here.
444 (TARGET_PROMOTE_FUNCTION_MODE): Define.
445 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
447 * config/mmix/mmix.h (PROMOTE_FUNCTION_MODE): Move...
448 * config/mmix/mmix.c (mmix_promote_function_mode): ... here.
449 (TARGET_PROMOTE_FUNCTION_MODE): Define.
450 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
452 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Move...
453 * config/arm/arm.c (arm_promote_function_mode): ... here, without
454 complex type handling.
455 (TARGET_PROMOTE_FUNCTION_MODE): Define.
456 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
458 * config/pa/pa.c (pa_promote_function_mode): New.
459 (TARGET_PROMOTE_FUNCTION_MODE): Define.
460 (TARGET_PROMOTE_FUNCTION_RETURN): Remove.
462 * config/alpha/alpha.c (TARGET_PROMOTE_FUNCTION_ARGS,
463 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
464 (TARGET_PROMOTE_FUNCTION_MODE): Define equivalently.
465 * config/xtensa/xtensa.c: Likewise.
466 * config/stormy16/stormy16.c: Likewise.
467 * config/iq2000/iq2000.c: Likewise.
468 * config/rs6000/rs6000.c: Likewise.
469 * config/picochip/picochip.c: Likewise.
470 * config/arc/arc.c: Likewise.
471 * config/mcore/mcore.c: Likewise.
472 * config/score/score.c: Likewise.
473 * config/mips/mips.c: Likewise.
474 * config/bfin/bfin.c: Likewise.
475 * config/ia64/ia64.c: Likewise (disabled though).
477 * config/frv/frv.h: Remove pointless remark.
479 * doc/tm.texi (PROMOTE_FUNCTION_MODE,
480 TARGET_PROMOTE_FUNCTION_ARGS,
481 TARGET_PROMOTE_FUNCTION_RETURN): Consolidate into...
482 (TARGET_PROMOTE_FUNCTION_MODE): ... this.
484 2009-08-01 Sebastian Pop <sebastian.pop@amd.com>
486 * doc/invoke.texi (-fgraphite-force-parallel): Renamed
487 -floop-parallelize-all.
488 * toplev.c (process_options): Rename flag_graphite_force_parallel to
489 flag_loop_parallelize_all.
490 * tree-ssa-loop.c (gate_graphite_transforms): Same.
491 * graphite.c (graphite_transform_loops): Same.
493 * graphite-poly.c (apply_poly_transforms): Same.
495 2009-07-31 Richard Earnshaw <rearnsha@arm.com>
497 PR tree-optimization/40914
498 * ipa-prop.c (ipa_get_ptr_load_param): New argument use_delta,
499 if set, then check the delta field of the PMF record.
500 (ipa_get_stmt_member_ptr_load_param): Propagate new param use_delta.
501 (ipa_analyze_call_uses): Handle machines where the vbit for a PMF
502 call is stored in the delta.
504 2009-07-31 Adam Nemet <anemet@caviumnetworks.com>
506 * config/mips/mips.md (*clear_upper32_dext): New pattern.
508 2009-07-31 Uros Bizjak <ubizjak@gmail.com>
510 * config/i386/bsd.h (ASM_BYTE): New define.
511 * config/i386/darwin.h (ASM_BYTE): Rename from ASM_BYTE_OP.
512 * config/i386/att.h (ASM_BYTE): New define. Use ASM_BYTE instead of
513 .byte. Use fputs or putc instead of fprintf where appropriate.
514 * config/i386/i386-interix.h: Use ASM_BYTE instead of .byte. Use
515 fputs or putc instead of fprintf where appropriate.
516 * config/i386/i386elf.h: Ditto.
517 * config/i386/sysv4.h: Ditto.
519 * config/i386/i386.c (TARGET_ASM_BYTE_OP): New define.
520 * config/i386/i386.md (x86_sahf_1): Use ASM_BYTE instead of .byte.
521 (*tls_global_dynamic_64): Ditto.
523 2009-07-31 Christian Bruel <christian.bruel@st.com>
525 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
527 2009-07-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
529 * config/arm/arm.c (arm_arm_address_cost): Fix typo.
530 Remove dead code for MINUS.
532 2009-07-31 Anthony Green <green@moxielogic.com>
534 * config/moxie/moxie.c (moxie_expand_prologue): Use $r5 instead of
536 (moxie_expand_epilogue): Ditto for epilogue.
537 (moxie_setup_incoming_varargs): ABI change. Use 5 registers for
539 (moxie_function_arg): Ditto.
540 (moxie_pass_by_reference): Ditto.
541 (moxie_arg_partial_bytes): Ditto.
542 * config/moxie/moxie.h (CALL_USED_REGISTERS): Ditto.
543 (FUNCTION_ARG_ADVANCE) Ditto.
544 (REG_PARM_STACK_SPACE) Ditto.
545 (FUNCTION_ARG_REGNO_P) Dito.
547 * config.gcc: Add moxie linux config support.
548 * gcc/config/moxie/uclinux.h: New file.
550 2009-07-31 DJ Delorie <dj@redhat.com>
552 * config/sh/sh.md (UNSPECV_SP_SWITCH_B): New.
553 (UNSPECV_SP_SWITCH_E): New.
554 (sp_switch_1): Change to an unspec.
555 (sp_switch_2): Change to an unspec. Don't use post-inc when we
557 * config/sh/sh.c (sh_expand_prologue): Use the constant pool to
558 reference the new stack's address
560 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
562 * Makefile.in (OBJS-common): Added dependence on graphite-blocking.o,
563 graphite-clast-to-gimple.o, graphite-dependences.o,
564 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
565 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o.
566 (graphite-blocking.o,
567 graphite-clast-to-gimple.o, graphite-dependences.o,
568 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
569 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o): New.
570 * cfgloop.c (alloc_loop): Set loop->can_be_parallel to false.
571 * cfgloop.h (struct loop): Add can_be_parallel field.
572 * common.opt (fgraphite-identity): Moved up.
573 (fgraphite-force-parallel): New flag.
574 * graphite.c: Rewrite.
575 * graphite.h: Rewrite.
576 * passes.c (init_optimization_passes): Schedule a pass of DCE and LIM
578 * toplev.c (graphite_out_file): New file descriptor.
579 (graphite_in_file): New.
580 (process_options): flag_graphite_force_parallel cannot be used without
582 * tree-ssa-loop.c: Include toplev.h.
583 (gate_graphite_transforms): Enable flag_graphite for
584 flag_graphite_force_parallel.
586 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
588 * ChangeLog.graphite: New.
589 * graphite-blocking.c: New.
590 * graphite-clast-to-gimple.c: New.
591 * graphite-clast-to-gimple.h: New.
592 * graphite-dependences.c: New.
593 * graphite-dependences.h: New.
594 * graphite-interchange.c: New.
595 * graphite-poly.c: New.
596 * graphite-poly.h: New.
597 * graphite-ppl.c: New.
598 * graphite-ppl.h: New.
599 * graphite-scop-detection.c: New.
600 * graphite-scop-detection.h: New.
601 * graphite-sese-to-poly.c: New.
602 * graphite-sese-to-poly.h: New.
606 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
608 * tree-chrec.c (evolution_function_right_is_integer_cst): New.
609 * tree-chrec.h (evolution_function_right_is_integer_cst): Declared.
611 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
613 * tree-chrec.c (operator_is_linear): Handle BIT_NOT_EXPR.
614 (scev_is_linear_expression): Return false if the evolution is not
617 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
619 * tree-data-ref.c (graphite_find_data_references_in_stmt): New.
620 * tree-data-ref.h (graphite_find_data_references_in_stmt): Declared.
622 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
624 * tree-data-ref.c (debug_data_references): New.
625 (debug_data_reference): New.
626 * tree-data-ref.h (debug_data_references): Declared.
627 (debug_data_reference): Declared.
629 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
631 * tree-data-ref.c (stmt_simple_memref_p: Removed.
632 * tree-data-ref.h (scop_p): Removed.
633 (struct data_reference): Remove field scop.
635 (stmt_simple_memref_p): Removed.
637 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
639 * cfgloop.h (create_empty_loop_on_edge): Pass an extra argument.
640 * cfgloopmanip.c (create_empty_loop_on_edge): Leave the loop_latch
643 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
645 * doc/invoke.texi (-fgraphite-force-parallel): Documented.
647 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
649 * doc/invoke.texi (-fgraphite-identity): Documented.
651 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
653 * tree-scalar-evolution.c: Fix comment.
654 (instantiate_scev_1): Return unknow from scev instantiation if the
655 result is not above instantiate_below.
657 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
659 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop): Not
660 static anymore. Instantiate the symbols that may have been introduced
662 * tree-scalar-evolution.h (compute_overall_effect_of_inner_loop):
665 2009-07-30 DJ Delorie <dj@redhat.com>
667 * config/mep/mep.c (mep_asm_init_sections): Add section flags and
668 .vliw directive to VLIW sections.
670 2009-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
672 * Makefile.in (AUTOCONF, ACLOCAL, ACLOCAL_AMFLAGS, aclocal_deps):
674 ($(srcdir)/configure, $(srcdir)/aclocal.m4): New rules.
675 (AUTOHEADER): New variable.
676 ($(srcdir)/cstamp-h.in): Use it.
678 2009-07-30 Michael Meissner <meissner@linux.vnet.ibm.com>
679 Pat Haugen <pthaugen@us.ibm.com>
680 Revital Eres <ERES@il.ibm.com>
682 * config/rs6000/vector.md (VEC_F): Add VSX support.
686 (vector_load_<mode>): Ditto.
687 (vector_store_<mode>): Ditto.
688 (vector GPR move split): Ditto.
689 (vec_reload_and_plus_<mptrsize>): Ditto.
690 (vec_reload_and_reg_<mptrsize>): Ditto.
696 (smin<mode>3): Ditto.
697 (smax<mode>3): Ditto.
698 (vector_eq<mode>): Ditto.
699 (vector_gt<mode>): Ditto.
700 (vector_ge<mode>): Ditto.
701 (vector_gtu<mode>): Ditto.
702 (vector_select_<mode>_uns): Ditto.
703 (vector_eq_<mode>_p): Ditto.
704 (vector_gt_<mode>_p): Ditto.
705 (vector_ge_<mode>_p): Ditto.
706 (vector_gtu_<mode>_p): Ditto.
707 (cr6_test_for_zero): Ditto.
708 (cr6_test_for_zero_reverse): Ditto.
709 (cr6_test_for_lt): Ditto.
710 (cr6_test_for_lt_reverse): Ditto.
714 (one_cmpl<mode>2): Ditto.
716 (andc<mode>2): Ditto.
717 (float<VEC_int<mode>2): Ditto.
718 (unsigned_float<VEC_int><mode>2): Ditto.
719 (fix_trunc<mode><VEC_int>2): Ditto.
720 (fixuns_trunc<mode><VEC_int>2): Ditto.
722 (vec_set<mode>): Ditto.
723 (vec_extract<mode>): Ditto.
724 (vec_interleave_highv4sf): Ditto.
725 (vec_interleave_lowv4sf): Ditto.
726 (vec_realign_load_<mode>): Ditto.
727 (vec_shl_<mode>): Ditto.
728 (vec_shr_<mode>): Ditto.
729 (div<mode>3): New patterns for VSX.
730 (vec_interleave_highv2df): Ditto.
731 (vec_interleave_lowv2df): Ditto.
732 (vec_pack_trunc_v2df): Ditto.
733 (vec_pack_sfix_trunc_v2df): Ditto.
734 (vec_pack_ufix_trunc_v2df): Ditto.
735 (vec_unpacks_hi_v4sf): Ditto.
736 (vec_unpacks_lo_v4sf): Ditto.
737 (vec_unpacks_float_hi_v4si): Ditto.
738 (vec_unpacku_float_lo_v4si): Ditto.
739 (vec_unpacku_float_hi_v4si): Ditto.
740 (vec_unpacks_float_lo_v4si): Ditto.
741 (movmisalign<mode>): Ditto.
742 (vector_ceil<mode>2): New patterns for vectorizing math library.
743 (vector_floor<mode>2): Ditto.
744 (vector_btrunc<mode>2): Ditto.
745 (vector_copysign<mode>3): Ditto.
747 * config/rs6000/predicates.md (easy_vector_constant_msb): New
748 predicate for setting the high bit in each word, used for copysign.
750 * config/rs6000/ppc-asm.h (f19): Whitespace.
751 (f32-f63): Define if VSX.
752 (v0-v31): Define if Altivec.
753 (vs0-vs63): Define if VSX.
755 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power7.md and vsx.md.
757 * config/rs6000/power7.md: New file, provide tuning parameters for
760 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Add VSX support.
761 (rs6000_cpu_cpp_builtins): Ditto.
762 (altivec_overloaded_builtins): Ditto.
763 (altivec_resolve_overloaded_builtin): Ditto.
765 * config/rs6000/rs6000.opt (-mno-vectorize-builtins): Add new
766 debug switch to disable vectorizing simple math builtin
769 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
770 Vectorize simple math builtin functions.
771 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
772 hook to vectorize math builtins.
773 (rs6000_override_options): Enable -mvsx on -mcpu=power7.
774 (rs6000_builtin_conversion): Add VSX/power7 support.
775 (rs6000_builtin_vec_perm): Ditto.
776 (vsplits_constant): Add support for loading up a vector constant
777 with just the high bit set in each part.
778 (rs6000_expand_vector_init): Add VSX/power7 support.
779 (rs6000_expand_vector_set): Ditto.
780 (rs6000_expand_vector_extract): Ditto.
781 (rs6000_emit_move): Ditto.
785 (rs6000_expand_ternop_builtin): Ditto.
786 (altivec_expand_builtin): Ditto.
787 (rs6000_expand_unop_builtin): Ditto.
788 (rs6000_init_builtins): Ditto.
789 (altivec_init_builtins): Ditto.
790 (builtin_function_type): Ditto.
791 (rs6000_common_init_builtins): Ditto.
792 (rs6000_handle_altivec_attribute); Ditto.
793 (rs6000_mangle_type): Ditto.
794 (rs6000_vector_mode_supported_p): Ditto.
795 (rs6000_mode_dependent_address): Altivec addresses with AND -16
798 * config/rs6000/vsx.md: New file for VSX support.
800 * config/rs6000/rs6000.h (EASY_VECTOR_MSB): New macro for
801 identifing values with just the most significant bit set.
802 (enum rs6000_builtins): Add builtins for VSX. Add simple math
805 * config/rs6000/altivec.md (UNSPEC_VRFIP): Delete.
806 (UNSPEC_VRFIM): Delete.
807 (splitter for loading up vector with most significant bit): New
808 splitter for vectorizing copysign.
809 (altivec_vrfiz): Rename from altivec_fturncv4sf2. Add support for
810 vectorizing simple math functions.
811 (altivec_vrfip): Add support for vectorizing simple math functions.
812 (altivec_vrfim): Ditto.
813 (altivec_copysign_v4sf3): New insn for Altivec copysign support.
815 * config/rs6000/rs6000.md (UNSPEC_BPERM): New constant.
816 (power7.md, vsx.md): Include for power7 support.
817 (copysigndf3): Use VSX instructions if -mvsx.
820 (nabsdf2_fpr): Ditto.
825 (fix_truncdfdi2_fpr): Ditto.
826 (cmpdf_internal1): Ditto.
827 (fred, fred_fpr): Convert into expander/insn to add VSX support.
828 (btruncdf2, btruncdf2_fpr): Ditto.
829 (ceildf2, ceildf2_fpr): Ditto.
830 (floordf2, floordf2_fpr): Ditto.
831 (floatdidf2, floatdidf2_fpr): Ditto.
832 (fmadddf4_fpr): Name insn. Use VSX instructions if -mvsx.
833 (fmsubdf4_fpr): Ditto.
834 (fnmadddf4_fpr_1): Ditto.
835 (fnmadddf4_fpr_2): Ditto.
836 (fnmsubdf4_fpr_1): Ditto.
837 (fnmsubdf4_fpr_2): Ditto.
838 (fixuns_truncdfdi2): Add expander for VSX support.
839 (fix_truncdfdi2): Ditto.
840 (fix_truncdfsi2): Ditto.
842 (btruncsf2): Whitespace.
843 (movdf_hardfloat32): Add support for VSX registers.
844 (movdf_softfloat32): Ditto.
845 (movdf_hardfloat64): Ditto.
846 (movdf_hardfloat64_mfpgpr): Ditto.
847 (movdf_softfloat64): Ditto.
848 (movti splitters): Add check for vector registers supporting
849 TImode in the future.
850 (bpermd): Add power7 bpermd instruction.
852 * config/rs6000/altivec.h (vec_div): Define if VSX.
856 (vec_nearbyint): Ditto.
859 (all predicates): Use the generic builtin function, and not the V4SF
860 specific function so that the predicates will work with VSX's V2DF.
864 * doc/extend.texi (PowerPC Altivec/VSX Built-in Functions):
865 Document new VSX functions and types.
867 * doc/invoke.texi (PowerPc options): Document -mpopcntd, -mvsx
870 * doc/md.texi (PowerPC constraints): Document "wd", "wf", "ws",
871 "wa", and "j" constraints. Modify "v" to talk about Altivec
872 instead of just vector.
874 2009-07-30 Andrew MacLeod <amacleod@redhat.com>
877 * tree-into-ssa.c (insert_phi_nodes_for, rewrite_add_phi_arguments): Set
878 location for phi arguments.
879 (rewrite_update_phi_arguments): Find locations for reaching defs.
880 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
881 Add location to add_phi_arg calls.
882 * tree-loop-districbution.c (update_phis_for_loop_copy): Add locations.
883 * tree-ssa-loop-manip.c (create_iv, add_exit_phis_edge,
884 split_loop_exit_edge, tree_transform_and_unroll_loop): Add locations.
885 * tree-tailcall.c (add_successor_phi_arg, eliminate_tail_call,
886 create_tailcall_accumulator, tree_optimize_tail_calls_1): Add locations.
887 * tree.h (struct phi_arg_d): Add location_t to PHI arguments.
888 * tree-phinodes.c (make_phi_node): Initialize location.
889 (resize_phi_node): Initialize location to UNKNOWN_LOCATION.
890 (add_phi_arg): Add location parameter.
891 (remove_phi_arg_num): Move location when moving phi argument.
892 * omp-low.c (expand_parallel_call, expand_omp_for_static_chunk): Set
894 * tree-vect-loop-manip.c (slpeel_update_phis_for_duplicate_loop,
895 slpeel_update_phi_nodes_for_guard1,
896 slpeel_update_phi_nodes_for_guard2,
897 slpeel_tree_duplicate_loop_to_edge_cfg, set_prologue_iterations,
898 vect_loop_versioning): Set locations.
899 * tree-parloops.c (create_phi_for_local_result,
900 transform_to_exit_first_loop, create_parallel_loop): Add locations.
901 * gimple-pretty-print.c (dump_gimple_phi): Dump lineno's if present.
902 * tree-vect-loop.c (get_initial_def_for_induction,
903 vect_create_epilog_for_reduction, vect_finalize_reduction): Add
905 * tree-flow-inline.h (gimple_phi_arg_location): New. Return locus.
906 (gimple_phi_arg_location_from_edge): New. Return locus from an edge.
907 (gimple_phi_arg_set_location): New. Set locus.
908 (gimple_phi_arg_has_location): New. Check for locus.
909 (redirect_edge_var_map_location): New. Return locus from var_map.
910 * tree-vect-data-refs.c (vect_setup_realignment): Set location.
911 * tree-ssa-phiopt.c (conditional_replacement): Set locus when
912 combining PHI arguments.
913 (cond_store_replacement): Set location.
914 * cfgexpand.c (gimple_assign_rhs_to_tree): Transfer locus if possible.
915 * grpahite.c (add_loop_exit_phis, add_guard_exit_phis,
916 scop_add_exit_phis_edge): Add locations.
917 * tree-cfgcleanup.c (remove_forwarder_block,
918 remove_forwarder_block_with_phi): Add locations.
919 * tree-ssa-pre.c (insert_into_preds_of_block): Add locations.
920 * tree-predcom.c (initialize_root_vars, initialize_root_vars_lm): Add
922 * tree-ssa-dce.c (forward_edge_to_pdom): Add locations.
923 * tree-ssa.c (redirect_edge_var_map_add, ssa_redirect_edge,
924 flush_pending_stmts): Add source location.
925 * lambda-code.c (perfect_nestify): Maintain location stack with argument
926 stack to preserve locations.
927 * tree-vect-stmts.c (vectorizable_load): Add location.
928 * tree-inline.c (copy_phis_for_bb): Copy locus.
929 (setup_one_parameter): Add call locus to inlined parameter stmts.
930 (initialize_inlined_parameters): Pass in call location as parameter
932 (tree_function_versioning): Pass location to setup_one_parameter.
933 * tree-ssa-phiprop.c (phiprop_insert_phi): Set locations.
934 * tree-outof-ssa.c (struct _elim_graph): Add source_location vecs for
936 (insert_partition_copy_on_edge, insert_value_copy_on_edge,
937 insert_rtx_to_part_on_edge, insert_part_to_rtx_on_edge): Provide a
938 locus parameter and override the stmt default if provided.
939 (new_elim_graph, clear_elim_graph, delete_elim_graph,
940 elim_graph_add_edge, elim_graph_remove_succ_edge,
941 FOR_EACH_ELIM_GRAPH_SUCC, FOR_EACH_ELIM_GRAPH_PRED, eliminate_build,
942 elim_forward, elim_unvisited_predecessor, elim_backward, elim_create,
943 eliminate_phi): Add locus info in elimination graph for each edge and
945 (insert_backedge_copies): Copy locus if present.
946 * tree-flow.h (struct _edge_var_map): Add locus field.
947 * tree-switch_conversions.c (fix_phi_nodes): Add locations.
948 * tree-cfg.c (reinstall_phi_args, gimple_make_forwarder_block,
949 add_phi_args_after_copy_edge, gimple_lv_adjust_loop_header_phi): Add
951 * ipa-struct-reorg.c (make_edge_and_fix_phis_of_dest): Add locations.
953 2009-07-30 Martin Jambor <mjambor@suse.cz>
955 PR tree-optimization/40570
956 * ipa-inline.c (cgraph_decide_inlining): Watch out for dead single
959 2009-07-30 Razya Ladelsky <razya@il.ibm.com>
961 * ssa-loop-manip.c: Include langhooks.h.
962 (rewrite_phi_with_iv): New.
963 (rewrite_all_phi_nodes_with_iv): New.
964 (canonicalize_loop_ivs): Move here from tree-parloops.c.
965 Remove reduction_list argument. Use rewrite_all_phi_nodes_with_iv.
966 * tree-parloops.c (loop_parallel_p): Move out all conditions
967 except dependency check.
968 (canonicalize_loop_ivs): Move to tree-ssa-loop-manip.c.
969 (gen_parallel_loop): Call canonicalize_loop_ivs without
970 reduction_list argument.
971 (build_new_reduction): New.
972 (gather_scalar_reductions): New.
973 (try_get_loop_niter): New.
974 (try_create_reduction_list): New.
975 (parallleize_loops): Change the parallel conditions check.
976 * tree-flow.h (canonicalize_loop_ivs): Remove one argument.
977 * Makefile.in (tree-ssa-loop-manip.o): Add langhooks.h dependency.
979 2009-07-30 Dave Korn <dave.korn.cygwin@gmail.com>
981 * opt-functions.awk (opt_args): Allow argument to be enclosed in
983 * doc/options.texi (Option properties): Mention new quoting syntax.
985 2009-07-29 Douglas B Rupp <rupp@gnat.com>
987 * config/alpha/alpha.c (alpha_start_function):
988 Handle VMS_DEBUG_MAIN_POINTER
989 * config/alpha/vms.h (VMS_DEBUG_MAIN_POINTER): Define new macro.
990 * doc/invoke.texi: Document -mdebug-main switch.
992 2009-07-29 Richard Henderson <rth@redhat.com>
994 * cgraph.c (cgraph_set_call_stmt_including_clones): Tidy.
995 (cgraph_create_edge_including_clones): Likewise.
996 * tree-inline.c (copy_bb): Operate on the correct edges
997 when updating the callgraph.
999 2009-07-29 Douglas B Rupp <rupp@gnat.com>
1001 * config/alpha/vms-cc.c: Deleted.
1002 * config/alpha/vms-ld.c: Deleted.
1003 * config/alpha/t-vms64: Moved to config/vms
1004 * config/alpha/vms-crt0-64.c: Moved to config/vms
1005 * config/alpha/vms-crt0.c: Moved to config/vms
1006 * config/alpha/vms-psxcrt0-64.c: Moved to config/vms
1007 * config/alpha/vms-psxcrt0.c: Moved to config/vms
1008 * config/alpha/xm-vms.h: Moved to config/vms
1009 * config/alpha/x-vms: Moved to config/vms
1010 * config/alpha/t-vms (vcrt0.o, pcrt0.o): Move rules to new file
1012 * config/vms/t-vms: Moved here from config/alpha. Alpha specific
1013 parts removed. (STMP_FIXPROTO, STMP_FIXINC, LIMITS_H_TEST): Set.
1015 * config/vms/t-vms64: Moved here from config/alpha
1016 * config/vms/vms-crt0-64.c: Moved here from config/alpha.
1017 (argc,argv,envp): Enforce 32bit malloc'ing.
1018 * config/vms/vms-psxcrt0-64.c: Likewise.
1019 * config/vms/vms-crt0.c: Moved here from config/alpha.
1020 * config/vms/vms-psxcrt0.c: Likewise.
1021 * config/vms/vms-crtl-64.h: New file.
1022 * config/vms/vms-crtl.h: New file.
1023 * config/vms/vms.opt: New file.
1024 * config/vms/xm-vms64.h: New file.
1025 * config/vms/xm-vms.h: Moved here from config/alpha.
1026 (STANARD_EXEC_PREFIX, STANDARD_STARTFILE_PREFIX, STANDARD_INCLUDE_DIR):
1028 * config/vms/x-vms: Moved here from config/alpha.
1029 (version, VMS_EXTRA_PARTS): Moved to t-vms.
1030 (vms-ld.o, vms-cc.o): Removed.
1031 (LN, LN_S, USE_COLLECT2, POD2MAN): Set.
1033 2009-07-29 Douglas B Rupp <rupp@gnat.com>
1035 * dwarf2out.c (add_name_and_src_coords_attributes): Push on the
1036 correct stack (obvious VMS fix).
1038 2009-07-29 Douglas B Rupp <rupp@gnat.com>
1040 * dwarf2out.c (output_file_names): Output VMS style file name, size,
1041 date, version info if VMS_DEBUGGING_INFO defined.
1042 * vmsdgbout.c (vms_file_stats_name): New functon. VMS style file name,
1043 size, date calculating code moved here.
1045 2009-07-29 Paul Brook <paul@codesourcery.com>
1047 * config/arm/lib1funcs.asm (clear_cache): Use ARM_FUNC_START and
1050 2009-07-29 Uros Bizjak <ubizjak@gmail.com>
1053 * config/alpha/alpha.c (alpha_expand_unaligned_store): Convert src
1054 to DImode when generating insq_le insn.
1056 2009-07-28 Douglas B Rupp <rupp@gnat.com>
1058 * dwarf2out.c (DWARF2_INDIRECT_STRING_SUPPORT_MISSING_ON_TARGET):
1059 New macro set for VMS_DEBUGGGING_INFO.
1060 (AT_string_form): Use it.
1062 2009-07-28 DJ Delorie <dj@redhat.com>
1064 * config/mep/mep.c (vtext_section): New.
1065 (vftext_section): New.
1066 (ftext_section): New.
1067 (mep_select_section): Add support for functions.
1068 (mep_unique_section): Likewise.
1069 (mep_asm_init_sections): Likewise.
1070 (mep_encode_section_info): Remove it from here.
1072 * config/mep/mep.h (USE_SELECT_SECTION_FOR_FUNCTIONS): Define.
1074 2009-07-28 Paolo Bonzini <bonzinI@gnu.org>
1076 * tree.h (TREE_DEPRECATED): Document it is used for types too.
1077 (TYPE_VECTOR_OPAQUE): Use default_def_flag
1079 2009-07-28 Douglas B Rupp <rupp@gnat.com>
1081 * dwarf2out.c (output_file_names): Test new macro
1082 DWARF2_DIR_SHOULD_END_WITH_SEPARATOR.
1083 (add_comp_dir_attribute): Likewise.
1085 2009-07-28 Kai Tietz <kai.tietz@onevision.com>
1087 * config/i386/mingw-w64.h (LINK_SPEC): Add
1088 separating space between commands.
1090 2009-07-28 Jan Hubicka <jh@suse.cz>
1092 PR tree-optimization/40759
1093 * tree-ssa-dce.c (mark_virtual_phi_result_for_renaming): Mark all uses
1096 2009-07-27 DJ Delorie <dj@redhat.com>
1098 * config/mep/mep.c (mep_expand_builtin_saveregs): Make sure 64-bit
1099 types are dword-aligned.
1100 (mep_expand_va_start): Likewise.
1102 2009-07-27 Olivier Hainque <hainque@adacore.com>
1103 Douglas B Rupp <rupp@gnat.com>
1105 * convert.c (convert_to_pointer): Don't assume the target
1106 pointer type is POINTER_SIZE long. Fetch its precision instead.
1108 2009-07-27 Douglas B Rupp <rupp@gnat.com>
1110 * system.h (fopen): Undefine if macro.
1112 2009-07-27 Jakub Jelinek <jakub@redhat.com>
1114 * dwarf2out.c (output_cfi_p): Removed.
1115 (output_cfis): New function.
1116 (output_fde): New function, split from output_call_frame_info.
1117 (output_call_frame_info): Use it.
1118 (dwarf2out_switch_text_section): Use output_cfis.
1120 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
1122 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Error build when
1123 TARGET_BI_ARCH is specified without enabling SJLJ.
1124 * config/i386/mingw32.h (MD_UNWIND_SUPPORT): Define MD_UNWIND_SUPPORT,
1125 if TARGET_64BIT and TARGET_BI_ARCH aren't defined.
1127 2009-07-26 Mikael Pettersson <mikpe@it.uu.se>
1129 * arm.md (negdi2): Use DImode if forcing a value into a register.
1131 2009-07-26 Ira Rosen <irar@il.ibm.com>
1133 PR tree-optimization/40801
1134 * tree-vect-stmts.c (vectorizable_call): Get previous copy
1135 of vector operand from the previous copy of vector statement.
1136 Pass the correct definition type value to
1137 vect_get_vec_def_for_stmt_copy().
1139 2009-07-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1141 * collect2.c (scan_libraries): Use CONST_CAST2 to perform char ** to
1142 const char ** conversion.
1144 2009-07-25 David Daney <ddaney@caviumnetworks.com>
1146 * system.h (gcc_assert): Invoke __builtin_unreachable() instead of
1147 fancy_abort() if !ENABLE_ASSERT_CHECKING.
1148 (gcc_unreachable): Invoke __builtin_unreachable() if
1149 !ENABLE_ASSERT_CHECKING.
1151 2009-07-25 David Daney <ddaney@caviumnetworks.com>
1153 PR rtl-optimization/40445
1154 * emit-rtl.c (next_nonnote_insn_bb): New function.
1155 * rtl.h (next_nonnote_insn_bb): Declare new function.
1156 * cfgcleanup.c (try_optimize_cfg): Don't remove an empty block
1157 with no successors that is the successor of the ENTRY_BLOCK.
1158 Continue from the top after removing an empty fallthrough block.
1159 * cfgrtl.c (get_last_bb_insn): Call next_nonnote_insn_bb instead
1160 of next_nonnote_insn.
1162 2009-07-25 David Daney <ddaney@caviumnetworks.com>
1164 * cfgcleanup.c (old_insns_match_p): Handle the case of empty blocks.
1166 2009-07-25 Martin Jambor <mjambor@suse.cz>
1168 * c-common.c (c_common_attribute_table): New element for noclone.
1169 (handle_noclone_attribute): New function. Forward-declare.
1170 * tree-inline.c (tree_versionable_function_p): Check for noclone
1172 * doc/extend.texi (Labels as Values): Document need for noclone.
1173 (Function Attributes): Document noclone attribute.
1175 2009-07-25 Jakub Jelinek <jakub@redhat.com>
1177 PR rtl-optimization/34999
1178 * dwarf2out.c (struct dw_fde_struct): Add dw_fde_switch_cfi
1179 and dw_fde_switched_cold_to_hot fields.
1180 (output_cfi_p): New function.
1181 (output_call_frame_info): If fde->dw_fde_switched_sections,
1182 output 2 FDEs instead of one with corrupted header.
1183 (dwarf2out_do_cfi_startproc): New function.
1184 (dwarf2out_begin_prologue): Use it. Initialize fde->dw_fde_switch_cfi
1185 and fde->dw_fde_switched_cold_to_hot.
1186 (dwarf2out_switch_text_section): Compute
1187 fde->dw_fde_switched_cold_to_hot. Switch to new text section here.
1188 If dwarf2out_do_cfi_asm, emit .cfi_endproc before it and call
1189 dwarf2out_do_cfi_startproc plus emit again currently active CFI insns.
1190 Otherwise, compute fde->dw_fde_switch_cfi.
1192 2009-07-24 Cary Coutant <ccoutant@google.com>
1194 * tree-cfg.c (assign_discriminator): Add explicit parentheses.
1196 2009-07-24 Cary Coutant <ccoutant@google.com>
1198 * cfghooks.c (split_block): Copy discriminator to new block.
1199 * tree-cfg.c (assign_discriminator): Check location of last
1200 instruction in block as well as first.
1202 2009-07-24 Uros Bizjak <ubizjak@gmail.com>
1204 * config/i386/linux.c: Use fputs or putc instead of fprintf
1206 * config/i386/gas.h: Ditto.
1207 * config/i386/x86-64.h: Ditto.
1208 * config/i386/att.h: Ditto.
1210 2009-07-24 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1212 * expmed.c (emit_store_flag): Use a recursive call to optimize the
1215 2009-07-24 Martin Jambor <mjambor@suse.cz>
1217 * ipa-prop.h (struct ipa_node_params): New flag node_enqued.
1218 (ipa_push_func_to_list_1): Declare.
1219 (ipa_push_func_to_list): New function.
1221 * ipa-prop.c (ipa_push_func_to_list_1): New function.
1222 (ipa_init_func_list): Call ipa_push_func_to_list_1.
1223 (ipa_push_func_to_list): Removed.
1224 (ipa_pop_func_from_list): Clear node_enqueued flag.
1226 2009-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
1228 * config/s390/s390.c (override_options): Default
1229 max-unrolled-insns to 100 for z10 tuning.
1231 2009-07-24 Tobias Grosser <grosser@fim.uni-passau.de>
1233 * Makefile.in (TREE_DATA_REF_H, tree-vrp.o, tree-cfg.o, tree-if-conv.o
1234 tree-ssa-loop.o, tree-ssa-loop-niter.o, tree-ssa-loop-ivcanon.o,
1235 tree-ssa-loop-prefetch.o, tree-predcom.o, tree-affine.o,
1236 tree-scalar-evolution.o, tree-data-ref.o, tree-vect-loop.o,
1237 tree-vect-data-refs.o, tree-loop-linear.o, tree-loop-distribution.o
1238 tree-parloops.o, tree-pretty-printer.o, fold-const.o, tree-ssa-dce.o,
1239 lambda-code.o, params.o): Cleanup use of SCEV_H and TREE_DATA_REF_H.
1241 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
1243 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR): Remove and
1244 use default set in mingw32.h header.
1245 * config/i386/mingw32.h (STANDARD_INCLUDE_DIR): Use for 32-bit and
1246 64-bit /mingw/include path.
1247 (STANDARD_STARTFILE_PREFIX_1): Use for 32-bit and 64-bit /mingw/lib
1250 2009-07-23 Neil Vachharajani <nvachhar@google.com>
1252 PR rtl-optimization/40209
1253 * loop-iv.c (iv_analysis_loop_init): Call df_note_add_problem.
1255 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
1257 * config/i386/i386.c: Use ASM_LONG instead of .long. Concatenate
1258 ASM_LONG, LPREFIX, MCOUNT_NAME and PROFILE_COUNT_REGISTER strings
1259 with the rest of string where appropriate. Use fputs or putc
1260 instead of fprintf where appropriate.
1262 2009-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
1263 Pat Haugen <pthaugen@us.ibm.com>
1264 Revital Eres <ERES@il.ibm.com>
1266 * config/rs6000/vector.md: New file. Move most of the vector
1267 expander support here from altivec.md to allow for the VSX vector
1268 unit in the future. Add support for secondary_reload patterns.
1269 Rewrite the patterns for vector comparison, and vector comparison
1270 predicate instructions so that the RTL expresses the desired
1271 behavior, instead of using unspec.
1273 * config/rs6000/constraints.md ("f" constraint): Use
1274 rs6000_constraints to hold the precalculated register class.
1275 ("d" constraint): Ditto.
1276 ("wd" constraint): New constraint for VSX.
1277 ("wf" constraint): Ditto.
1278 ("ws" constraint): Ditto.
1279 ("wa" constraint): Ditto.
1280 ("wZ" constraint): Ditto.
1281 ("j" constraint): Ditto.
1283 * config/rs6000/predicates.md (vsx_register_operand): New
1285 (vfloat_operand): New predicate for vector.md.
1286 (vint_operand): Ditto.
1287 (vlogical_operand): Ditto.
1288 (easy_fp_constant): If VSX, 0.0 is an easy constant.
1289 (easy_vector_constant): Add VSX support.
1290 (altivec_indexed_or_indirect_operand): New predicate for
1291 recognizing Altivec style memory references with AND -16.
1293 * config/rs6000/rs6000.c (rs6000_vector_reload): New static global
1294 for vector secondary reload support.
1295 (rs6000_vector_reg_class): Delete, replacing it with
1297 (rs6000_vsx_reg_class): Ditto.
1298 (rs6000_constraints): New array to hold the register classes of
1299 each of the register constraints that can vary at runtime.
1300 (builtin_mode_to_type): New static array for builtin function type
1302 (builtin_hash_table): New static hash table for builtin function
1304 (TARGET_SECONDARY_RELOAD): Define target hook.
1305 (TARGET_IRA_COVER_CLASSES): Ditto.
1306 (rs6000_hard_regno_nregs_internal): If -mvsx, floating point
1307 registers are 128 bits if VSX memory reference instructions are used.
1308 (rs6000_hard_regno_mode_ok): For VSX, only check if the VSX memory
1310 (rs6000_debug_vector_unit): Move into rs6000_debug_reg_global.
1311 (rs6000_debug_reg_global): Move -mdebug=reg statements here.
1312 Print several of the scheduling related parameters.
1313 (rs6000_init_hard_regno_mode_ok): Switch to putting constraints in
1314 rs6000_constraints instead of rs6000_vector_reg_class. Move
1315 -mdebug=reg code to rs6000_debug_reg_global. Add support for
1316 -mvsx-align-128 debug switch. Drop testing float_p if VSX or
1317 Altivec. Add VSX support. Setup for secondary reload support on
1318 Altivec/VSX registers.
1319 (rs6000_override_options): Make power7 set the scheduling groups
1320 like the power5. Add support for new debug switches to override
1321 the scheduling defaults. Temporarily disable -mcpu=power7 from
1322 setting -mvsx. Add support for debug switches -malways-hint,
1323 -msched-groups, and -malign-branch-targets.
1324 (rs6000_buitlin_conversion): Add support for returning unsigned
1325 vector conversion functions to fix regressions due to stricter
1327 (rs6000_builtin_mul_widen_even): Ditto.
1328 (rs6000_builtin_mul_widen_odd): Ditto.
1329 (rs6000_builtin_vec_perm): Ditto.
1330 (rs6000_vec_const_move): On VSX, use xxlxor to clear register.
1331 (rs6000_expand_vector_init): Initial VSX support for using xxlxor
1333 (rs6000_emit_move): Fixup invalid const symbol_ref+reg that is
1335 (bdesc_3arg): Add builtins for unsigned types. Add builtins for
1336 VSX types for bit operations. Changes to accomidate vector.md.
1337 (bdesc_2arg): Ditto.
1338 (bdesc_1arg): Ditto.
1339 (struct builtin_description_predicates): Rewrite predicate
1340 handling so that RTL describes the operation, instead of passing
1341 the instruction to be used as a string argument.
1342 (bdesc_altivec_preds): Ditto.
1343 (altivec_expand_predicate_builtin): Ditto.
1344 (altivec_expand_builtin): Ditto.
1345 (rs6000_expand_ternop_builtin): Use a switch instead of an if
1346 statement for vsldoi support.
1347 (altivec_expand_ld_builtin): Change to use new names from vector.md.
1348 (altivec_expand_st_builtin): Ditto.
1349 (paired_expand_builtin): Whitespace changes.
1350 (rs6000_init_builtins): Add V2DF/V2DI types. Initialize the
1351 builtin_mode_to_type table for secondary reload. Call
1352 builtin_function_type to build random builtin functions.
1353 (altivec_init_builtins): Change to use builtin_function_type to
1354 create builtin function types dynamically as we need them.
1355 (builtin_hash_function): New support for hashing the tree types
1356 for builtin function as we need it, rather than trying to build
1357 all of the trees that we need. Add initial preliminary VSX support.
1358 (builtin_function_type): Ditto.
1359 (builtin_function_eq): Ditto.
1360 (builtin_hash_struct): Ditto.
1361 (rs6000_init_builtins): Ditto.
1362 (rs6000_common_init_builtins): Ditto.
1363 (altivec_init_builtins): Ditto.
1364 (rs6000_common_init_builtins): Ditto.
1365 (enum reload_reg_type): New enum for simplifing reg classes.
1366 (rs6000_reload_register_type): Simplify register classes into GPR,
1367 Vector, and other registers. Altivec and VSX addresses in reload.
1368 (rs6000_secondary_reload_inner): Ditto.
1369 (rs6000_ira_cover_classes): New target hook, that returns the
1370 appropriate cover classes, based on -mvsx being used or not.
1371 (rs6000_secondary_reload_class): Add VSX support.
1372 (get_vec_cmp_insn): Delete, rewrite vector conditionals.
1373 (get_vsel_insn): Ditto.
1374 (rs6000_emit_vector_compare): Rewrite vector conditional support
1375 so that where we can, we use RTL operators, instead of blindly use
1377 (rs6000_emit_vector_select): Ditto.
1378 (rs6000_emit_vector_cond_expr): Ditto.
1379 (rs6000_emit_minmax): Directly generate min/max under altivec, vsx.
1380 (create_TOC_reference): Add -mdebug=addr support.
1381 (emit_frame_save): VSX loads/stores need register indexed addressing.
1383 * config/rs6000/rs6000.md: Include vector.md.
1385 * config/rs6000/t-rs6000 (MD_INCLUDES): Add vector.md.
1387 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
1388 support for V2DI, V2DF in logical, permute, select operations.
1390 * config/rs6000/rs6000.opt (-mvsx-scalar-double): Add new debug
1391 switch for vsx/power7.
1392 (-mvsx-scalar-memory): Ditto.
1393 (-mvsx-align-128): Ditto.
1394 (-mallow-movmisalign): Ditto.
1395 (-mallow-df-permute): Ditto.
1396 (-msched-groups): Ditto.
1397 (-malways-hint): Ditto.
1398 (-malign-branch-targets): Ditto.
1400 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Delete, use target
1402 (IRA_COVER_CLASSES_PRE_VSX): Cover classes if not -mvsx.
1403 (IRA_COVER_CLASSES_VSX): Cover classes if -mvsx.
1404 (rs6000_vector_reg_class): Delete.
1405 (rs6000_vsx_reg_class): Ditto.
1406 (enum rs6000_reg_class_enum): New enum for the constraints that
1407 vary based on target switches.
1408 (rs6000_constraints): New array to hold the register class for all
1409 of the register constraints that vary based on the switches used.
1410 (ALTIVEC_BUILTIN_*_UNS): Add unsigned builtin functions.
1411 (enum rs6000_builtins): Add unsigned varients for the builtin
1412 declarations returned by target hooks for expanding multiplies,
1413 select, and permute operations. Add VSX builtins.
1414 (enum rs6000_builtin_type_index): Add entries for VSX.
1415 (V2DI_type_node): Ditto.
1416 (V2DF_type_node): Ditto.
1417 (unsigned_V2DI_type_node): Ditto.
1418 (bool_long_type_node): Ditto.
1419 (intDI_type_internal_node): Ditto.
1420 (uintDI_type_internal_node): Ditto.
1421 (double_type_internal_node): Ditto.
1423 * config/rs6000/altivec.md (whole file): Move all expanders to
1424 vector.md from altivec.md. Rename insn matching functions to be
1426 (UNSPEC_VCMP*): Delete, rewrite vector comparisons.
1427 (altivec_vcmp*): Ditto.
1428 (UNSPEC_VPERM_UNS): New, add for unsigned types using vperm.
1429 (VM): New iterator for moves that includes the VSX types.
1430 (altivec_vperm_<mode>): Add VSX types. Add unsigned types.
1431 (altivec_vperm_<mode>_uns): New, for unsigned types.
1432 (altivec_vsel_*): Rewrite vector comparisons and predicate builtins.
1433 (altivec_eq<mode>): Ditto.
1434 (altivec_gt<mode>): Ditto.
1435 (altivec_gtu<mode>): Ditto.
1436 (altivec_eqv4sf): Ditto.
1437 (altivec_gev4sf): Ditto.
1438 (altivec_gtv4sf): Ditto.
1439 (altivec_vcmpbfp_p): Ditto.
1441 2009-07-23 Richard Earnshaw <rearnsha@arm.com>
1443 * arm.md (split for ior/xor with shift and zero-extend): Cast op3 to
1446 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
1449 * config/i386/i386.c (output_387_ffreep): Rewrite to use
1450 ASM_SHORT instead of .word.
1451 * config/i386/i386.md (*tls_global_dynamic_64): Use ASM_SHORT
1452 instead of .word in asm template.
1454 2009-07-22 Vladimir Makarov <vmakarov@redhat.com>
1457 * ira-lives.c (bb_has_abnormal_call_pred): New function.
1458 (process_bb_node_lives): Use it.
1460 * ira.c (setup_cover_and_important_classes): Don't setup
1461 ira_important_class_nums. Add cover classes to the end of
1463 (cover_class_order, comp_reg_classes_func, reorder_important_classes):
1465 (find_reg_class_closure): Use reorder_important_classes.
1467 * config/i386/i386.h (IRA_COVER_CLASSES): Remove.
1469 * config/i386/i386.c (i386_ira_cover_classes): New function.
1470 (TARGET_IRA_COVER_CLASSES): Redefine.
1472 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Add a comment about
1473 importance of order of cover classes in the array.
1475 2009-07-22 Diego Novillo <dnovillo@google.com>
1477 * tree-pass.h (TDF_EH): Define.
1478 * gimple-pretty-print.c (dump_gimple_stmt): If FLAGS
1479 contains TDF_EH, print the EH region number holding GS.
1480 * tree-dump.c (dump_options): Add "eh".
1481 * doc/invoke.texi: Document it.
1483 2009-07-22 Doug Kwan <dougkwan@google.com>
1485 * config/arm/arm.md (subdi3) Copy non-reg values to DImode registers.
1487 2009-07-22 Michael Matz <matz@suse.de>
1489 PR tree-optimization/35229
1490 PR tree-optimization/39300
1492 * tree-ssa-pre.c (includes): Include tree-scalar-evolution.h.
1493 (inhibit_phi_insertion): New function.
1494 (insert_into_preds_of_block): Call it for REFERENCEs.
1495 (init_pre): Initialize and finalize scalar evolutions.
1496 * Makefile.in (tree-ssa-pre.o): Depend on tree-scalar-evolution.h .
1498 2009-07-22 Uros Bizjak <ubizjak@gmail.com>
1500 * config/i386/predicates.md (zero_extended_scalar_load_operand):
1501 Use CONST_VECTOR_NUNITS to determine number of elements.
1503 2009-07-22 Andreas Krebbel <krebbel1@de.ibm.com>
1505 * config/s390/constraints.md (ZQ, ZR, ZS, ZT): New constraints.
1506 (U, W): Constraints are now deprecated and will be removed if we
1508 * config/s390/s390.md (U, W): Replaced with ZQZR, ZSZT throughout
1510 ("prefetch"): Add the stcmh instruction for prefetching.
1511 * config/s390/s390.c (s390_symref_operand_p): Function moved. No
1513 (s390_short_displacement): Return always true if compiling for
1514 machines not providing the long displacement facility.
1515 (s390_mem_constraint): Support the new constraint letter Z.
1516 (s390_check_qrst_address): New function.
1518 2009-07-21 DJ Delorie <dj@redhat.com>
1520 * config/mep/mep.c (mep_legitimize_arg): Leave control registers
1523 2009-07-21 Jason Merrill <jason@redhat.com>
1525 * c-common.c (max_tinst_depth): Increase default to 1024.
1527 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
1529 * config/i386/sse.md (vec_unpacku_float_hi_v4si): New expander.
1530 (vec_unpacku_float_lo_v4si): Ditto.
1532 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
1535 * config/i386/sse.md (sse2_cvtudq2ps): New expander.
1536 (enum ix86_builtins): Add IX86_BUILTIN_CVTUDQ2PS.
1537 (builtin_description): Add __builtin_ia32_cvtudq2ps.
1538 (ix86_vectorize_builtin_conversion): Handle IX86_BUILTIN_CVTUDQ2PS.
1540 2009-07-21 Jakub Jelinek <jakub@redhat.com>
1542 PR tree-optimization/40813
1543 * tree-inline.c (copy_bb): Regimplify RHS after last stmt, not before
1546 2009-07-21 Kaz Kojima <kkojima@gcc.gnu.org>
1548 * config/sh/sh.c (sh_gimplify_va_arg_expr): Wrap the result
1549 with a NOP_EXPR if needed.
1551 2009-07-21 Paul Brook <paul@codesourcery.com>
1553 * tree-vectorizer.c (increase_alignment): Handle nested arrays.
1554 Terminate debug dump with newline.
1556 2009-07-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1558 * pa.c (compute_zdepwi_operands): Limit deposit length to 32 - lsb.
1559 Cast "1" to unsigned HOST_WIDE_INT.
1560 (compute_zdepdi_operands): Limit maximum length to 64 bits. Limit
1561 deposit length to the maximum length - lsb. Extend length if
1562 HOST_BITS_PER_WIDE_INT is 32.
1564 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
1566 * cgraph.h (constant_pool_htab): New function.
1567 (constant_descriptor_tree): Move from varasm.c.
1568 * varasm.c (constant_pool_htab): New function.
1569 (constant_descriptor_tree): Move to cgraph.h.
1571 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
1573 * toplev.c: Invoke FINISH_UNIT callbacks before call to finalize().
1575 2009-07-20 Shujing Zhao <pearly.zhao@oracle.com>
1577 * Makefile.in (TREE_INLINE_H, tree-inline.o, cgraph.o): Remove
1580 2009-07-20 Xinliang David Li <davidxl@google.com>
1582 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add length check.
1584 2009-07-20 Adam Nemet <anemet@caviumnetworks.com>
1586 * config/mips/mips.md (move_type): Add arith.
1587 (type): Handle arith.
1588 (zero_extendsidi2): Rename this into ...
1589 (*zero_extendsidi2): ... this. Don't match if ISA_HAS_EXT_INS.
1590 (zero_extendsidi2): New expander.
1591 (*zero_extendsidi2_dext): New pattern.
1593 2009-07-20 Nick Clifton <nickc@redhat.com>
1595 * config.gcc (mips64-*-*): Add definition of tm_defines in order
1596 to set MIPS_ABI_DEFAULT.
1597 * config/mips/vr.h (MIPS_ABI_DEFAULT): Remove definition.
1599 2009-07-20 Jakub Jelinek <jakub@redhat.com>
1601 * tree-object-size.c (addr_object_size): Handle unions with
1602 array in it as last field of structs in __bos (, 1) as __bos (, 0).
1604 PR tree-optimization/40792
1605 * tree.c (build_function_type_skip_args): Remove bogus assert.
1607 2009-07-20 Jan Hubicka <jh@suse.cz>
1608 Martin Jambor <mjambor@suse.cz>
1610 * cgraph.h (combined_args_to_skip): New field.
1611 * cgraph.c (cgraph_create_virtual_clone): Properly handle
1612 combined_args_to_skip and args_to_skip.
1613 * tree-inline.c (update_clone_info): New function.
1614 (tree_function_versioning): Call update_clone_info.
1615 * cgraphunit.c: (cgraph_materialize_clone): Dump materialized
1617 (cgraph_materialize_all_clones): More extensive dumping, working
1618 with combined_args_to_skip rather than args_to_skip.
1620 2009-07-20 Ira Rosen <irar@il.ibm.com>
1622 * tree-vectorizer.h (vectorizable_condition): Add parameters.
1623 * tree-vect-loop.c (vect_is_simple_reduction): Support COND_EXPR.
1624 (get_initial_def_for_reduction): Likewise.
1625 (vectorizable_reduction): Skip the check of first operand in case
1626 of COND_EXPR. Add check that it is outer loop vectorization if
1627 nested cycle was detected. Call vectorizable_condition() for
1628 COND_EXPR. If reduction epilogue cannot be created do not fail for
1629 nested cycles (if it is not double reduction). Assert that there
1630 is only one type in the loop in case of COND_EXPR. Call
1631 vectorizable_condition() to vectorize COND_EXPR.
1632 * tree-vect-stmts.c (vectorizable_condition): Update comment.
1633 Add parameters. Allow nested cycles if called from
1634 vectorizable_reduction(). Use reduction vector variable if provided.
1635 (vect_analyze_stmt): Call vectorizable_reduction() before
1636 vectorizable_condition().
1637 (vect_transform_stmt): Update call to vectorizable_condition().
1639 2009-07-20 Christian Bruel <christian.bruel@st.com>
1641 * config/sh/sh.opt (-mfmovd): Resurrect and document.
1642 * doc/invoke.texi (-mfmovd): Likewise.
1643 * config/sh/sh.h (TARGET_FMOVD, MASK_FMOVD): Remove default setting.
1645 2009-07-20 Jan Hubicka <jh@suse.cz>
1647 * tree-ssa-dce.c (remove_dead_phis): Only look for abnormal PHIs
1648 when handling SSA name.
1650 2009-07-19 Jan Hubicka <jh@suse.cz>
1652 PR tree-optimization/40676
1653 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do renaming on all
1654 virtual PHIs in empty BBs.
1656 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
1658 * combine.c (make_compound_operation) <SUBREG>: If force_to_mode
1659 re-expanded the compound use gen_lowpart instead to convert to the
1662 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
1664 * combine.c (try_widen_shift_mode): Add COUNT, OUTER_CODE and
1665 OUTER_CONST arguments.
1666 <LSHIFTRT>: Use them to allow widening if the bits shifted in from
1667 the new wider mode will be masked off.
1668 (simplify_shift_const_1): Adjust calls to try_widen_shift_mode.
1670 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
1672 * combine.c (try_widen_shift_mode) <LSHIFTRT>: Allow widening if the
1673 high-order bits are zero.
1675 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
1677 * combine.c (simplify_shift_const_1): Split code to determine
1679 (try_widen_shift_mode): ... here. Allow widening for ASHIFTRT if the
1680 new bits shifted in are identical to the old sign bit.
1682 2009-07-18 Richard Guenther <rguenther@suse.de>
1685 * gimplify.c (gimplify_call_expr): Reject code using results from
1686 functions returning void.
1688 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
1690 * doc/md.texi: Document the new PowerPC "es" constraint.
1691 Document that "m" can include automodified addresses on this target,
1692 and explain how %U must be used. Extend the "Q" and "Z" documentation
1693 to suggest "es" as well as "m".
1694 * config/rs6000/constraints.md (es): New memory constraint.
1695 (Q, Z): Update strings to match new documentation.
1697 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
1699 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Allow any
1700 offset from virtual_stack_vars_rtx and arg_pointer_rtx.
1701 * config/rs6000/predicates.md (volatile_mem_operand): Use
1702 offsettable_nonstrict_memref_p.
1703 * config/rs6000/rs6000.md (*floatsidf2_internal): Remove split check.
1704 (*floatunssidf2_internal): Likewise.
1705 (*fix_truncdfsi2_internal): Likewise.
1706 (*fix_trunctfsi2_internal): Likewise.
1708 2009-07-17 Anatoly Sokolov <aesok@post.ru>
1710 * config/avr/avr-devices.c (avr_mcu_t): Add atmega8u2, atmega16u2 and
1712 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
1714 2009-07-17 Richard Guenther <rguenther@suse.de>
1717 * tree-pass.h (pass_diagnose_omp_blocks): Declare.
1718 (pass_warn_unused_result): Likewise.
1719 (TODO_set_props): Remove.
1720 * omp-low.c (diagnose_omp_structured_block_errors): Change to
1722 (pass_diagnose_omp_blocks): Define.
1723 * c-decl.c (pop_file_scope): Do not finalize the CU here.
1724 (c_gimple_diagnostics_recursively): Remove.
1725 (finish_function): Do not call it.
1726 (c_write_global_declarations): Continue after errors.
1727 Finalize the CU here.
1728 * c-gimplify.c (c_genericize): Do not gimplify here.
1729 * c-common.c (c_warn_unused_result): Move ...
1730 * tree-cfg.c (do_warn_unused_result): ... here.
1731 (run_warn_unused_result): New function.
1732 (gate_warn_unused_result): New function.
1733 (pass_warn_unused_result): New pass.
1734 * c-common.h (c_warn_unused_result): Remove.
1735 * flags.h (flag_warn_unused_result): Declare.
1736 * c-opts.c (c_common_init_options): Enable flag_warn_unused_result.
1737 * opts.c (flag_warn_unused_result): Initialize to false.
1738 * toplev.c (compile_file): Add comment.
1739 * omp-low.c (create_omp_child_function): Do not register
1740 the function with the frontend.
1741 (diagnose_omp_structured_block_errors): Prepare to be
1742 called as optimization pass.
1743 (gate_diagnose_omp_blocks): New function.
1744 (pass_diagnose_omp_blocks): New pass.
1745 * cgraph.h (cgraph_optimize): Remove.
1746 (cgraph_analyze_function): Likewise.
1747 * cgraph.c (cgraph_add_new_function): Gimplify C++ thunks.
1748 * cgraphunit.c (cgraph_lower_function): Lower nested functions
1749 before their parents here.
1750 (cgraph_finalize_function): Not here.
1751 (cgraph_analyze_function): Gimplify functions here.
1752 (cgraph_finalize_compilation_unit): Continue after errors.
1753 Optimize the callgraph from here.
1754 (cgraph_optimize): Make static.
1755 * langhooks.c (write_global_declarations): Finalize the CU.
1756 * gimplify.c (gimplify_asm_expr): Do not emit ASMs with errors.
1757 (gimplify_function_tree): Assert we gimplify only once.
1758 Set PROP_gimple_any property.
1759 * tree-nested.c (gimplify_all_functions): New function.
1760 (lower_nested_functions): Gimplify all nested functions.
1761 * gimple.h (diagnose_omp_structured_block_errors): Remove.
1762 * passes.c (init_optimization_passes): Add pass_warn_unused_result
1763 and pass_diagnose_omp_blocks after gimplification. Do not
1764 set TODO_set_props on all_lowering_passes.
1765 (execute_one_pass): Do not handle TODO_set_props.
1766 * Makefile.in (cgraphunit.o): Add $(TREE_DUMP_H) dependency.
1767 (gimplify.o): Add tree-pass.h dependency.
1768 * tree-inline.c (copy_statement_list): Properly copy STATEMENT_LIST.
1769 (copy_tree_body_r): Properly handle TARGET_EXPR like SAVE_EXPR.
1770 (unsave_r): Likewise.
1771 * c-omp.c (c_finish_omp_atomic): Set DECL_CONTEXT on the
1774 2009-07-17 Sandra Loosemore <sandra@codesourcery.com>
1776 * doc/service.texi (Service): Restore previously removed link,
1777 which isn't broken after all.
1779 2009-07-17 Richard Guenther <rguenther@suse.de>
1781 PR tree-optimization/40321
1782 * tree-ssa-pre.c (add_to_exp_gen): Also add names defined by
1783 PHI nodes to the maximal set.
1784 (make_values_for_phi): Add PHI arguments to the maximal set.
1785 (execute_pre): Dump PHI_GEN and the maximal set.
1787 2009-07-17 Jakub Jelinek <jakub@redhat.com>
1790 * gimplify.c (gimplify_conversion): Don't change non-conversions into
1793 2009-07-16 Sandra Loosemore <sandra@codesourcery.com>
1795 * doc/extend.texi (Nested Functions): Replace broken link with
1797 * doc/service.texi (Service): Remove broken link.
1799 2009-07-16 H.J. Lu <hongjiu.lu@intel.com>
1802 * builtins.c (expand_builtin_memcmp): Use loc instead of
1803 EXPR_LOCATION (exp).
1804 (expand_builtin_strncmp): Likewise.
1806 2009-07-17 Aldy Hernandez <aldyh@redhat.com>
1807 Manuel López-Ibáñez <manu@gcc.gnu.org>
1810 * tree-complex.c, tree-loop-distribution.c, tree.c, tree.h,
1811 builtins.c, fold-const.c, omp-low.c, cgraphunit.c, tree-ssa-ccp.c,
1812 tree-ssa-dom.c, gimple-low.c, expr.c, tree-ssa-ifcombine.c,
1813 c-decl.c, stor-layout.c, tree-if-conv.c, c-typeck.c, gimplify.c,
1814 calls.c, tree-sra.c, tree-mudflap.c, tree-ssa-copy.c,
1815 tree-ssa-forwprop.c, c-convert.c, c-omp.c, varasm.c,
1816 tree-inline.c, c-common.c, c-common.h, gimple.c,
1817 tree-switch-conversion.c, gimple.h, tree-cfg.c, c-parser.c,
1818 convert.c: Add location argument to fold_{unary,binary,ternary},
1819 fold_build[123], build_call_expr, build_size_arg,
1820 build_fold_addr_expr, build_call_array, non_lvalue, size_diffop,
1821 fold_build1_initializer, fold_build2_initializer,
1822 fold_build3_initializer, fold_build_call_array,
1823 fold_build_call_array_initializer, fold_single_bit_test,
1824 omit_one_operand, omit_two_operands, invert_truthvalue,
1825 fold_truth_not_expr, build_fold_indirect_ref, fold_indirect_ref,
1826 combine_comparisons, fold_builtin_*, fold_call_expr,
1827 build_range_check, maybe_fold_offset_to_address, round_up,
1830 2009-07-16 Jason Merrill <jason@redhat.com>
1833 * c-common.c (c_common_reswords): Add __is_standard_layout
1835 * c-common.h (enum rid): Add RID_IS_STD_LAYOUT and RID_IS_TRIVIAL.
1836 * doc/implement-cxx.texi: New.
1837 * doc/gcc.texi: Include it.
1839 2009-07-16 DJ Delorie <dj@redhat.com>
1841 * config/m32c/m32c.c (m32c_compare_redundant): Avoid removing
1842 compares that may be indirectly affected by previous instructions.
1844 2009-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1846 * builtins.c (do_mpc_arg2): New.
1847 (fold_builtin_2): Fold builtin cpow.
1848 * real.h (HAVE_mpc_pow): New.
1850 2009-07-16 Bingfeng Mei <bmei@broadcom.com>
1852 * modulo-sched.c (sms_schedule): stage_count <= 1 as correct
1853 comparison to skip unprofitable schedule
1855 2009-07-16 Simon Baldwin <simonb@google.com>
1857 * gcc.c (option_map): New flag -no-canonical-prefixes.
1858 * (display_help): Print help text for new flag.
1859 * (process_command): Move options translation and language specifics
1860 and handle new flag early. Use it to set a function pointer to a
1861 prefix builder. Replace make_relative_prefix calls with calls to
1862 the function pointed to. Ignore new flag in regular options handling.
1863 * doc/invoke.texi (Overall Options): Documented -no-canonical-prefixes.
1865 2009-07-15 DJ Delorie <dj@redhat.com>
1867 * config/mep/mep.md (sibcall_internal): Change register to avoid
1869 (sibcall_value_internal): Likewise.
1871 2009-07-15 Eric Botcazou <ebotcazou@adacore.com>
1873 PR rtl-optimization/40710
1874 * resource.c (mark_target_live_regs): Reset DF problem to LR.
1876 2009-07-15 Adam Nemet <anemet@caviumnetworks.com>
1878 * config/mips/mips.md (*extenddi_truncate<mode>,
1879 *extendsi_truncate<mode>): Change type attribute to move_type
1880 with shift_shift. Split out code handling exts from here ...
1881 (*extend<GPR:mode>_truncate<SHORT:mode>_exts): ... to this new
1883 (*extendhi_truncateqi): Change type attribute to move_type with
1884 shift_shift. Split out code handling exts from here ...
1885 (*extendhi_truncateqi_exts): ... to this new pattern.
1887 2009-07-15 Uros Bizjak <ubizjak@gmail.com>
1889 * config/i386/sse.md (copysign<mode>3): Use "and-not" SSE instruction
1890 instead of "and" with inverted sign bit mask value. Use
1891 "nonimmediate_operand" for operand 1 and operand 2 predicate.
1892 Allocate registers only for operand 4 and operand 5.
1894 2009-07-15 Jakub Jelinek <jakub@redhat.com>
1897 * fold-const.c (fold_cond_expr_with_comparison): When folding
1898 < and <= to MIN, make sure the MIN uses the same type as the
1899 comparison's operands.
1901 2009-07-15 Richard Earnshaw <rearnsha@arm.com>
1903 * arm.md (ior_xor): New code iterator.
1904 (split for ior/xor with shift and zero-extend): New split pattern.
1905 * arm/predicates.md (subreg_lowpart_operator): New special predicate.
1907 2009-07-15 Richard Guenther <rguenther@suse.de>
1909 * tree-ssa-structalias.c (make_constraint_from_heapvar): Initialize
1912 2009-07-15 Richard Guenther <rguenther@suse.de>
1915 * alias.c (ao_ref_from_mem): Reject FUNCTION_DECL and LABEL_DECL bases.
1917 2009-07-15 Maxim Kuvyrkov <maxim@codesourcery.com>
1919 * config/m68k/linux-unwind.h (m68k_fallback_frame_state): Update to
1920 handle 2.6.30 kernel.
1922 2009-07-15 DJ Delorie <dj@redhat.com>
1924 * config/mep/mep.md (sibcall_internal): Change register to allow
1925 for 24-bit addresses.
1926 (sibcall_value_internal): Likewise.
1928 2009-07-14 Ghassan Shobaki <ghassan.shobaki@amd.com>
1930 * doc/invoke.texi: Added descriptions of the scheduling heuristics
1931 that are enabled/disabled by the flags introduced by a previous patch.
1933 2009-07-14 DJ Delorie <dj@redhat.com>
1935 * config/mep/mep.md (sibcall_internal): Include non-toggling
1937 (sibcall_value_internal): Likewise.
1939 2009-07-14 Taras Glek <tglek@mozilla.com>
1940 Rafael Espindola <espindola@google.com>
1942 * doc/sourcebuild.texi: Document install-plugin target.
1943 * configure.ac: Added install-plugin target to language makefiles.
1944 * configure: Regenerate.
1945 * Makefile.in: (install-plugin): Install more headers,
1946 depend on lang.install-plugin.
1948 2009-07-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
1950 * tree-vrp.c (vrp_evaluate_conditional): Mark strings for
1953 2009-07-14 DJ Delorie <dj@redhat.com>
1955 * config/mep/mep.c (mep_vliw_jmp_match): New function.
1956 * config/mep/mep-protos.h (mep_vliw_jmp_match): Prototype it.
1957 * config/mep/mep.md (sibcall_internal): Change test from
1958 mep_vliw_mode_match to mep_vliw_jmp_match.
1959 (sibcall_value_internal): Likewise.
1961 2009-07-14 Uros Bizjak <ubizjak@gmail.com>
1963 * config/i386/sse.md (copysign<mode>3): New expander.
1964 * config/i386/i386-protos.h (ix86_build_signbit_mask): New prototype.
1965 * config/i386/i386.c (ix86_build_signbit_mask): Make public.
1966 Use ix86_build_const_vector.
1967 (enum ix86_builtins): Add IX86_BUILTIN_CPYSGNPS and
1968 IX86_BUILTIN_CPYSGNPD.
1969 (builtin_description): Add __builtin_ia32_copysignps and
1970 __builtin_ia32_copysignpd.
1971 (ix86_builtin_vectorized_function): Handle BUILT_IN_COPYSIGN
1972 and BUILT_IN_COPYSIGNF.
1974 2009-07-13 Jason Merrill <jason@redhat.com>
1976 * builtins.c (can_trust_pointer_alignment): New fn.
1977 (get_pointer_alignment): Factor it out from here.
1978 * tree.h: Declare it.
1980 2009-07-14 David Edelsohn <edelsohn@gnu.org>
1982 * config/rs6000/predicates.md (offsettable_mem_operand): Test
1985 2009-07-14 Dodji Seketeli <dodji@redhat.com>
1989 * dwarf2.out.c (gen_type_die_with_usage): Added comment.
1991 2009-07-14 Richard Guenther <rguenther@suse.de>
1992 Andrey Belevantsev <abel@ispras.ru>
1995 * cfgexpand.c (partition_stack_vars): Do not bother to update
1996 alias information when not optimizing.
1998 2009-07-14 Richard Guenther <rguenther@suse.de>
1999 Andrey Belevantsev <abel@ispras.ru>
2001 * tree-ssa-alias.h (refs_may_alias_p_1): Declare.
2002 (pt_solution_set): Likewise.
2003 * tree-ssa-alias.c (refs_may_alias_p_1): Export.
2004 * tree-ssa-structalias.c (pt_solution_set): New function.
2005 * final.c (rest_of_clean_state): Free SSA data structures.
2006 * print-rtl.c (print_decl_name): Remove.
2007 (print_mem_expr): Implement in terms of print_generic_expr.
2008 * alias.c (ao_ref_from_mem): New function.
2009 (rtx_refs_may_alias_p): Likewise.
2010 (true_dependence): Query alias-export info.
2011 (canon_true_dependence): Likewise.
2012 (write_dependence_p): Likewise.
2013 * tree-dfa.c (get_ref_base_and_extent): For void types leave
2015 * emit-rtl.c (component_ref_for_mem_expr): Remove.
2016 (mem_expr_equal_p): Use operand_equal_p.
2017 (set_mem_attributes_minus_bitpos): Do not use
2018 component_ref_for_mem_expr.
2019 * cfgexpand.c (add_partitioned_vars_to_ptset): New function.
2020 (update_alias_info_with_stack_vars): Likewise.
2021 (partition_stack_vars): Call update_alias_info_with_stack_vars.
2022 * tree-ssa.c (delete_tree_ssa): Do not release SSA names
2023 explicitly nor clear stmt operands.
2024 Free the decl-to-pointer map.
2025 * tree-optimize.c (execute_free_datastructures): Do not free
2026 SSA data structures here.
2027 * tree-flow.h (struct gimple_df): Add decls_to_pointers member.
2028 * Makefile.in (emit-rtl.o): Add pointer-set.h dependency.
2029 (alias.o): Add tree-ssa-alias.h, pointer-set.h and $(TREE_FLOW_H)
2031 (print-rtl.o): Add $(DIAGNOSTIC_H) dependency.
2033 2009-07-13 DJ Delorie <dj@redhat.com>
2035 * config/mep/mep.h (CC1_SPEC): Tweak parameters to trigger
2036 unrolling at the right iteration count.
2038 * config/mep/mep.c (mep_expand_prologue): Fix frame pointer
2041 2009-07-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
2043 * haifa-sched.c (rank_for_schedule): Introduced flags to
2044 enable/disable individual scheduling heuristics.
2045 * common.opt: Introduced flags to enable/disable individual
2046 heuristics in the scheduler.
2047 * doc/invoke.texi: Introduced flags to enable/disable individual
2048 heuristics in the scheduler.
2050 2009-07-13 Kai Tietz <kai.tietz@onevision.com>
2052 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Remove file
2053 config/i386/mingw-tls.c.
2054 * config/i386/mingw-tls.c: Removed.
2056 2009-07-13 Ira Rosen <irar@il.ibm.com>
2058 * tree-vect-loop.c (get_initial_def_for_reduction): Ensure that the
2059 checks access only relevant statements.
2060 (vectorizable_reduction): Likewise.
2062 2009-07-12 Kai Tietz <kai.tietz@onevision.com>
2064 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Define _X86_
2065 just for 32-bit case.
2067 2009-07-12 Jan Hubicka <jh@suse.cz>
2069 PR tree-optimization/40585
2070 * except.c (expand_resx_expr): When there already is resume
2071 instruction, produce linked list.
2072 (build_post_landing_pads): Assert that resume is empty.
2073 (connect_post_landing_pads): Handle resume lists.
2074 (dump_eh_tree): Dump resume list.
2076 2009-07-12 Ira Rosen <irar@il.ibm.com>
2078 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
2079 with additional argument.
2080 * tree-vectorizer.h (enum vect_def_type): Add
2081 vect_double_reduction_def.
2082 (vect_is_simple_reduction): Add argument.
2083 * tree-vect-loop.c (vect_determine_vectorization_factor): Fix
2085 (vect_analyze_scalar_cycles_1): Detect double reduction. Call
2086 vect_is_simple_reduction with additional argument.
2087 (vect_analyze_loop_operations): Handle exit phi nodes in case of
2089 (reduction_code_for_scalar_code): Handle additional codes by
2090 returning ERROR_MARK for them. Fix comment and indentation.
2091 (vect_is_simple_reduction): Fix comment, add argument to specify
2092 double reduction. Detect double reduction.
2093 (get_initial_def_for_induction): Fix indentation.
2094 (get_initial_def_for_reduction): Fix comment and indentation.
2095 Handle double reduction. Create initial definitions that do not
2096 require adjustment if ADJUSTMENT_DEF is NULL. Handle additional cases.
2097 (vect_create_epilog_for_reduction): Fix comment, add argument to
2098 handle double reduction. Use PLUS_EXPR in case of MINUS_EXPR in
2099 epilogue result extraction. Create double reduction phi node and
2100 replace relevant uses.
2101 (vectorizable_reduction): Call vect_is_simple_reduction with
2102 additional argument. Fix indentation. Update epilogue code treatment
2103 according to the changes in reduction_code_for_scalar_code. Check
2104 for double reduction. Call vect_create_epilog_for_reduction with
2105 additional argument.
2106 * tree-vect-stmts.c (process_use): Handle double reduction, update
2108 (vect_mark_stmts_to_be_vectorized): Handle double reduction.
2109 (vect_get_vec_def_for_operand): Likewise.
2111 2009-07-12 Danny Smith <dansmister@gmail.com>
2113 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't
2114 dllexport if !TREE_PUBLIC.
2115 (i386_pe_maybe_record_exported_symbol): Assert TREE_PUBLIC.
2117 2009-07-11 Anatoly Sokolov <aesok@post.ru>
2119 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Redefine.
2120 (avr_extra_arch_macro) Remove declatation.
2121 * config/avr/avr.c (avr_cpu_cpp_builtins): New function.
2122 (avr_extra_arch_macro) Declare as static.
2123 * config/avr/avr-protos.h (avr_cpu_cpp_builtins): Dclare.
2125 2009-07-11 Jan Hubicka <jh@suse.cz>
2128 * except.c (can_be_reached_by_runtime): Test for NULL aka bitmap.
2130 2009-07-11 Jakub Jelinek <jakub@redhat.com>
2133 * dwarf2out.c (dw_fde_struct): Add in_std_section and
2134 cold_in_std_section bits.
2135 (dwarf2out_begin_prologue): Initialize them.
2136 (dwarf2out_finish): Don't emit FDE range into .debug_ranges
2137 if already covered by text_section or cold_text_section range.
2139 PR rtl-optimization/40667
2140 * defaults.h (MINIMUM_ALIGNMENT): Define if not defined.
2141 * doc/tm.texi (MINIMUM_ALIGNMENT): Document it.
2142 * config/i386/i386.h (MINIMUM_ALIGNMENT): Define.
2143 * config/i386/i386.c (ix86_minimum_alignment): New function.
2144 * config/i386/i386-protos.h (ix86_minimum_alignment): New prototype.
2145 * cfgexpand.c (expand_one_var): Use MINIMIM_ALIGNMENT.
2146 * emit-rtl.c (gen_reg_rtx): Likewise.
2147 * function.c (assign_parms): Likewise. If nominal_type needs
2148 bigger alignment than FUNCTION_ARG_BOUNDARY, use its alignment
2149 rather than passed_type's alignment.
2152 * function.c (assign_parm_setup_stack): Adjust
2153 MEM_OFFSET (data->stack_parm) if promoted_mode is different
2154 from nominal_mode on big endian.
2156 2009-07-11 Paolo Bonzini <bonzini@gnu.org>
2158 * expmed.c (emit_store_flag_1): Fix choice of zero vs. sign extension.
2160 2009-07-10 DJ Delorie <dj@redhat.com>
2162 * config/mep/mep.c (mep_can_inline_p): Correct logic, and simplify.
2164 2009-07-10 Mark Mitchell <mark@codesourcery.com>
2166 * config/arm/thumb2.md (thumb2_cbz): Correct computation of length
2168 (thumb2_cbnz): Likewise.
2170 2009-07-10 David Daney <ddaney@caviumnetworks.com>
2173 * config.gcc (supported_defaults): Add synci.
2174 (with_synci): Add validation.
2175 (all_defaults): Add synci.
2176 * config/mips/mips.md (clear_cache): Use TARGET_SYNCI instead of
2179 * config/mips/mips.opt (msynci): New option.
2180 * config/mips/mips.c (mips_override_options): Warn on use of
2181 -msynci for targets that do now support it.
2182 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
2184 * gcc/doc/invoke.texi (-msynci): Document the new option.
2185 * doc/install.texi (--with-synci): Document the new option.
2187 2009-07-10 Richard Guenther <rguenther@suse.de>
2189 PR tree-optimization/40496
2190 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Create
2191 the PHI result with a compatible type.
2193 2009-07-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
2197 * c.opt (Wunused-result): New.
2198 * doc/invoke.texi: Document it.
2199 * c-common.c (c_warn_unused_result): Use it.
2201 2009-07-09 DJ Delorie <dj@redhat.com>
2203 * targhooks.c (default_target_can_inline_p): Rename from
2204 default_target_option_can_inline_p.
2205 * targhooks.h (default_target_can_inline_p): Likewise.
2206 * target-def.h (TARGET_CAN_INLINE_P): Rename from
2207 TARGET_OPTION_CAN_INLINE_P.
2208 * config/i386/i386.c (TARGET_CAN_INLINE_P): Likewise.
2209 * config/mep/mep.c (TARGET_CAN_INLINE_P): Likewise.
2210 (mep_target_can_inline_p): Rename from
2211 mep_target_option_can_inline_p.
2214 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Add coprocessor
2215 registers used to pass vectors.
2217 * config/mep/mep.c (mep_option_can_inline_p): Remove error call.
2219 2009-07-09 Tom Tromey <tromey@redhat.com>
2221 * unwind-dw2-fde-darwin.c: Include dwarf2.h.
2222 * config/mmix/mmix.c: Include dwarf2.h.
2223 * config/rs6000/darwin-fallback.c: Include dwarf2.h.
2224 * config/xtensa/unwind-dw2-xtensa.c: Include dwarf2.h.
2225 * config/sh/sh.c: Include dwarf2.h.
2226 * config/i386/i386.c: Include dwarf2.h.
2227 * Makefile.in (DWARF2_H): Remove 'elf'.
2228 * except.c: Include dwarf2.h.
2229 * unwind-dw2.c: Include dwarf2.h.
2230 * dwarf2out.c: Include dwarf2.h.
2231 * unwind-dw2-fde-glibc.c: Include dwarf2.h.
2232 * unwind-dw2-fde.c: Include dwarf2.h.
2233 * dwarf2asm.c: Include dwarf2.h.
2235 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
2237 * haifa-sched.c (insn_finishes_cycle_p): New static function.
2238 (max_issue): Use it.
2239 * sched-int.h (struct sched_info: insn_finishes_block_p): New
2241 * sched-rgn.c (rgn_insn_finishes_block_p): Implement it.
2242 (region_sched_info): Update.
2243 * sched-ebb.c (ebb_sched_info): Update.
2244 * modulo-sched.c (sms_sched_info): Update.
2245 * sel-sched-ir.c (sched_sel_haifa_sched_info): Update.
2247 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
2249 * varasm.c (build_constant_desc): Don't share RTL in pool entries.
2251 2009-07-09 Basile Starynkevitch <basile@starynkevitch.net>
2253 * plugin.c (try_init_one_plugin): passes RTLD_GLOBAL to dlopen.
2255 2009-07-09 Jakub Jelinek <jakub@redhat.com>
2258 * fold-const.c (fold_cond_expr_with_comparison): Don't replace
2259 arg1 with arg01 if arg1 is already INTEGER_CST.
2261 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
2263 * simplify-rtx.c (simplify_binary_operation_1) <AND>:
2264 Transform (and (truncate)) into (truncate (and)).
2266 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
2268 * combine.c (make_extraction): Check TRULY_NOOP_TRUNCATION before
2269 creating LHS paradoxical subregs. Fix surrounding returns to
2270 use NULL_RTX rather than 0.
2272 2009-07-08 DJ Delorie <dj@redhat.com>
2274 * config/mep/mep.c: (mep_option_can_inline_p): New.
2275 (TARGET_OPTION_CAN_INLINE_P): Define.
2277 2009-07-08 Mark Wielaard <mjw@redhat.com>
2280 * dwarf2out.c (add_data_member_location_attribute): When we have
2281 only a constant offset don't emit a new location description using
2282 DW_OP_plus_uconst, but just add the constant with add_AT_int, when
2285 2009-07-08 Richard Henderson <rth@redhat.com>
2288 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move to i386.c.
2289 (enum reg_class): Add CLOBBERED_REGS.
2290 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Likewise.
2291 * config/i386/i386.c (ix86_conditional_register_usage): Moved
2292 from CONDITIONAL_REGISTER_USAGE; build CLOBBERED_REGS for 64-bit.
2293 (ix86_function_ok_for_sibcall): Tidy. Disallow MS->SYSV sibcalls.
2294 (ix86_expand_call): Use sibcall_insn_operand when needed. Don't
2295 force 64-bit sibcalls into R11.
2296 * config/i386/constraints.md (U): New constraint.
2297 * config/i386/i386.md (sibcall_1, sibcall_value_1): Use it.
2298 (sibcall_1_rex64, sibcall_value_1_rex64): Likewise.
2299 (sibcall_1_rex64_v, sibcall_value_1_rex64_v): Remove.
2301 2009-07-08 Shujing Zhao <pearly.zhao@oracle.com>
2303 * basic-block.h (dump_regset, debug_regset): Remove duplicate
2305 * c-objc-common.h (c_initialize_diagnostics): Ditto.
2306 * ebitmap.h (dump_ebitmap): Ditto.
2307 * optabs.h (optab_libfunc): Ditto.
2308 * tree.h (tree_expr_nonzero_warnv_p): Ditto.
2309 * tree-flow.h (vect_can_force_dr_alignment_p,
2310 get_vectype_for_scalar_type): Ditto.
2311 (vectorize_loops): Move prototype to ...
2312 * tree-vectorizer.h: ... here. Also, adjust comment.
2313 (vect_set_verbosity_level): Remove duplicate prototype.
2314 * tree-ssa-loop.c: Include tree-vectorizer.h.
2315 * Makefile.in (tree-ssa-loop.o): Depend on tree-vectorizer.h.
2317 2009-07-08 Nick Clifton <nickc@redhat.com>
2319 * config/i386/unix.h (ASM_COMMENT_START): Add a space after the
2322 2009-07-08 DJ Delorie <dj@redhat.com>
2324 * config/mep/mep-ivc2.cpu (cpmovtocsar0_C3, cpmovtocsar1_C3,
2325 cpmovtocc_C3, cpmovtocsar0_P0S_P1, cpmovtocsar1_P0S_P1,
2326 cpmovtocc_P0S_P1): Mark volatile. Note which registers are
2328 * config/mep/intrinsics.md: Regenerated.
2329 * config/mep/mep.c (mep_interrupt_saved_reg): Save IVC2 control
2330 registers when asm() or calls are detected.
2332 2009-07-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
2335 * gimplify.c (gimplify_expr): Propagate no_warning flag when
2337 * gimple (gimple_build_call_from_tree): Likewise.
2338 * tree-cfg.c (remove_useless_stmts_warn_notreached): Check
2339 no_warning flag before warning.
2341 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
2343 * tree.c (set_expr_locus): Remove.
2344 * tree.h (EXPR_LOCUS,SET_EXPR_LOCUS,set_expr_locus): Remove.
2345 * c-typeck.c (c_finish_stmt_expr): Replace EXPR_LOCUS by
2347 * gimplify.c (internal_get_tmp_var): Likewise.
2348 (gimplify_call_expr): Likewise.
2349 (gimplify_one_sizepos): Likewise.
2351 2009-07-07 Eric Botcazou <ebotcazou@adacore.com>
2354 * dbxout.c (dbxout_symbol) <PARM_DECL>: Deal with parameters pointing
2355 to variables for debugging purposes.
2357 2009-06-23 Mark Loeser <mark@halcy0n.com>
2360 * Makefile.in (gcc.pod): Depend on gcc-vers.texi.
2362 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
2364 * pretty-print.c (pp_base_format): Remove %J.
2365 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
2366 gcc_cxxdiag_char_table): Likewise.
2367 (init_dynamic_diag_info): Likewise.
2369 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
2371 * pretty-print.c (pp_base_format): Remove %H.
2372 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
2373 gcc_cxxdiag_char_table): Likewise.
2374 (init_dynamic_diag_info): Likewise.
2375 * config/mep/mep.c (mep_select_section): Likewise.
2377 2009-07-07 Duncan Sands <baldrick@free.fr>
2379 * final.c (pass_clean_state): Give the pass a name.
2380 * passes.c (pass_rest_of_compilation): Likewise.
2381 * tree-optimize.c (pass_all_optimizations): Likewise.
2383 2009-07-07 H.J. Lu <hongjiu.lu@intel.com>
2385 * config/ia64/ia64.c (ia64_handle_model_attribute): Remove
2386 an extra 'decl' for error_at.
2388 2009-07-07 Jakub Jelinek <jakub@redhat.com>
2391 * tree-tailcall.c (adjust_return_value_with_ops,
2392 create_tailcall_accumulator): Set DECL_GIMPLE_REG_P on the temporary
2393 if it has complex or vector type.
2395 2009-07-07 Olivier Hainque <hainque@adacore.com>
2397 * config/alpha/t-osf4 (SHLIB_LINK): Do not hide the dummy weak
2400 2009-07-07 Basile Starynkevitch <basile@starynkevitch.net>
2402 * Makefile.in: added more lists of includes to PLUGIN_HEADERS.
2404 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
2406 * cgraphunit.c: Replace %J by an explicit location. Update all calls.
2407 * c-decl.c: Likewise.
2408 * function.c: Likewise.
2409 * varasm.c: Likewise.
2410 * tree-ssa.c: Likewise.
2411 * c-common.c: Likewise.
2412 * tree-cfg.c: Likewise.
2413 * config/spu/spu.c: Likewise.
2414 * config/ia64/ia64.c: Likewise.
2415 * config/v850/v850.c: Likewise.
2417 2009-07-06 DJ Delorie <dj@redhat.com>
2419 * config/mep/mep-core.cpu (fsft, ssarb): Mark as VOLATILE.
2420 * config/mep/mep-ivc2.cpu (many): Add VOLATILE to more insns that make
2421 unspecified accesses to control registers.
2422 * config/mep/intrinsics.md: Regenerate.
2423 * config/mep/intrinsics.h: Regenerate.
2424 * config/mep/mep-intrin.h: Regenerate.
2426 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
2428 * c-lex.c: Replace %H by an explicit location. Update all calls.
2429 * c-common.c: Likewise.
2430 * c-decl.c: Likewise.
2431 * c-typeck.c: Likewise.
2432 * fold-const.c: Likewise.
2433 * gimplify.c: Likewise.
2435 * tree-cfg.c: Likewise.
2436 * tree-ssa-loop-niter.c: Likewise.
2437 * tree-vrp.c: Likewise.
2438 * value-prof.c: Likewise.
2440 2009-07-06 Diego Novillo <dnovillo@google.com>
2442 * tree-dfa.c (dump_variable): Write DECL_INITIAL for VAR
2443 if it has one. Handle cases where VAR does not have an
2444 annotation or cfun is NULL.
2446 2009-07-06 Diego Novillo <dnovillo@google.com>
2448 * tree.c: Include debug.h.
2449 (initialize_tree_contains_struct): New.
2450 (init_ttree): Call it.
2451 (tree_node_structure_for_code): Factor out of ...
2452 (tree_node_structure): ... here.
2453 * treestruct.def (TS_PHI_NODE): Remove.
2454 (TS_GIMPLE_STATEMENT): Remove.
2456 2009-07-06 Diego Novillo <dnovillo@google.com>
2458 * tree-pretty-print.c (dump_generic_node): Protect against NULL op0.
2459 (debug_tree_chain): Handle cycles.
2461 2009-07-06 Nick Clifton <nickc@redhat.com>
2462 DJ Delorie <dj@redhat.com>
2464 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
2465 __FMOVD_ENABLED__ is defined.
2467 (TARGET_FMOVD): Provide a default definition.
2468 (MASK_FMOVD): Likewise.
2469 (TARGET_CPU_CPP_BUILTINS): Define
2470 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
2471 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
2472 two fmov instructions depending upon whether TARGET_FMOVD is enabled.
2473 (split for DF load from memory into register): Also handle
2474 MEMs which consist of REG+DISP addressing.
2475 (split for DF store from register to memory): Likewise.
2476 (movsf_ie): Always use single fp_mode.
2477 * config/sh/sh.c (sh_override_options): Do not automatically
2478 enable TARGET_MOVD for the SH2A when supporting doubles - leave
2479 that to the -mfmovd command line switch.
2480 (broken_move): Do not restrict fldi test to only the SH4 and SH4A.
2481 (fldi_ok): Always allow.
2482 * config/sh/sh.opt (mfmovd): Remove this switch.
2483 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
2485 2009-07-06 J"orn Rennecke <joern.rennecke@arc.com>
2486 Kaz Kojima <kkojima@gcc.gnu.org>
2488 PR rtl-optimization/30807
2489 * postreload.c (reload_combine): For every new use of REG_SUM,
2490 record the use of BASE.
2492 2009-07-06 Jan Hubicka <jh@suse.cz>
2494 * params.def: Revert my accidental commit at 2009-06-30.
2496 2009-07-04 Ian Lance Taylor <iant@google.com>
2499 * config/i386/msformat-c.c (mingw_format_attributes): Declare as
2501 (mingw_format_attribute_overrides): Likewise.
2503 2009-07-04 Jakub Jelinek <jakub@redhat.com>
2506 * dwarf2out.c (based_loc_descr): For crtl->stack_realign_tried
2507 don't check cfa.reg. Instead of cfa.indirect use
2508 fde && fde->drap_reg != INVALID_REGNUM test.
2510 2009-07-04 Eric Botcazou <ebotcazou@adacore.com>
2512 * postreload.c (reload_combine): Replace CONST_REG with INDEX_REG.
2514 2009-07-03 Vladimir Makarov <vmakarov@redhat.com>
2517 * ira.c (build_insn_chain): Use DF_LR_OUT instead of df_get_live_out.
2519 2009-07-03 Richard Guenther <rguenther@suse.de>
2521 PR tree-optimization/40640
2522 * tree-switch-conversion.c (build_arrays): Perform arithmetic
2525 2009-07-03 Jan Hubicka <jh@suse.cz>
2527 * ipa-inline.c (cgraph_decide_inlining_incrementally): When optimizing
2528 for size, reduce amount of inlining.
2530 2009-07-03 Richard Guenther <rguenther@suse.de>
2533 * tree-chrec.c (chrec_convert_1): Fold (T2)(t +- x) to (T2)t +- (T2)x
2534 if t +- x is known to not overflow and the conversion widens the
2536 * Makefile.in (tree-chrec.o): Add $(FLAGS_H) dependency.
2538 2009-07-03 Jan Hubicka <jh@suse.cz>
2540 * ipa-pure-const.c (analyze): Update loop optimizer init.
2541 * tree-ssa-loop-iv-canon.c (empty_loop_p, remove_empty_loop,
2542 try_remove_empty_loop, remove_empty_loops): Remove.
2543 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): Remove.
2544 * tree-ssa-dce.c (find_obviously_necessary_stmts): Use finiteness info
2545 to mark regular loops as neccesary.
2546 (degenerate_phi_p): New function.
2547 (propagate_necessity, remove_dead_phis): Use it.
2548 (forward_edge_to_pdom): Likewise.
2549 (eliminate_unnecessary_stmts): Take care to remove uses of results of
2550 virtual PHI nodes that became unreachable.
2551 (perform_tree_ssa_dce): Initialize/deinitialize loop optimizer.
2552 * tree-flow.h (remove_empty_loops): Remove.
2553 * passes.c (init_optimization_passes): Remove.
2555 2009-07-03 Uros Bizjak <ubizjak@gmail.com>
2557 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1): Use
2558 can_create_pseudo_p.
2559 (*fix_trunc<mode>_i387_1): Ditto.
2560 (*floathi<mode>2_1): Ditto.
2561 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): Ditto.
2562 (*fistdi2_1): Ditto.
2563 (*fist<mode>2_1): Ditto.
2564 (frndintxf2_floor): Ditto.
2565 (*fist<mode>2_floor_1): Ditto.
2566 (frndintxf2_ceil): Ditto.
2567 (*fist<mode>2_ceil_1): Ditto.
2568 (frndintxf2_trunc): Ditto.
2569 (frndintxf2_mask_pm): Ditto.
2570 (fxam<mode>2_i387_with_temp): Ditto.
2571 * config/i386/sse.md (mulv16qi3): Ditto.
2572 (*sse2_mulv4si3): Ditto.
2574 (sse4_2_pcmpestr): Ditto.
2575 (sse4_2_pcmpistr): Ditto.
2577 2009-07-03 Jan Hubicka <jh@suse.cz>
2579 * tree-ssa-dce.c (bb_contains_live_stmts): New bitmap.
2580 (mark_stmt_necessary): Set it.
2581 (mark_operand_necessary): Set it.
2582 (mark_control_dependent_edges_necessary): Set it.
2583 (mark_virtual_phi_result_for_renaming): New function.
2584 (get_live_post_dom): New function.
2585 (forward_edge_to_pdom): New function.
2586 (remove_dead_stmt): Fix handling of control dependences.
2587 (tree_dce_init): Init new bitmap.
2588 (tree_dce_done): Free it.
2590 2009-07-02 Richard Guenther <rguenther@suse.de>
2593 * tree-ssa-structalias.c (new_var_info): Initialize
2596 2009-07-02 Jan Hubicka <jh@suse.cz>
2598 * ipa-pure-const.c (check_op): Use PTA info to see if indirect_ref is
2601 2009-07-02 Paolo Bonzini <bonzini@gnu.org>
2603 * expmed.c (emit_cstore, emit_store_flag_1): Accept target_mode
2604 instead of recomputing it. Adjust calls.
2605 (emit_store_flag): Adjust recursive calls.
2607 2009-07-02 Richard Guenther <rguenther@suse.de>
2609 * tree-ssa-live.c (remove_unused_locals): Do not remove
2611 * tree-ssa-structalias.c (handle_lhs_call): Delay setting
2612 of DECL_EXTERNAL for HEAP variables.
2613 (compute_points_to_sets): Set DECL_EXTERNAL for escaped
2614 HEAP variables. Do not adjust RESTRICT vars.
2615 (find_what_var_points_to): Nobody cares if something
2618 2009-07-02 Ben Elliston <bje@au.ibm.com>
2620 * unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Move
2621 pc_low and pc_high declarations to the top of the function.
2623 2009-07-01 DJ Delorie <dj@redhat.com>
2625 * config/mep/mep.c (mep_handle_option): Leave IVC2 control
2627 (mep_interrupt_saved_reg): Save appropriate IVC2 control registers.
2628 * config/mep/mep-ivc2.cpu: Add VOLATILE to insns that make
2629 unspecified accesses to control registers.
2630 * config/mep/intrinsics.md: Regenerate.
2631 * config/mep/intrinsics.h: Regenerate.
2632 * config/mep/mep-intrin.h: Regenerate.
2634 2009-07-01 Anthony Green <green@moxielogic.com>
2636 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
2637 instruction when possible.
2638 (moxie_expand_prologue): Ditto. Also, save an instruction and
2639 some complexity by popping off of $r12 instead of $sp.
2640 * config/moxie/moxie.md (movsi_pop): Don't assume $sp. Take two
2643 2009-07-01 Richard Henderson <rth@redhat.com>
2646 * function.c (reposition_prologue_and_epilogue_notes): If epilogue
2647 contained no insns, reposition note before last insn.
2649 2009-07-01 Richard Henderson <rth@redhat.com>
2652 * dwarf2out.c (def_cfa_1): Revert 2009-06-11 change for
2653 DW_CFA_def_cfa_offset and DW_CFA_def_cfa.
2655 2009-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
2658 * config/rs6000/rs6000.c (print_operand): Undo change that breaks
2659 darwin9 for printing reg addresses with %y.
2661 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
2663 * combine.c (force_to_mode): Handle TRUNCATE. Factor out
2664 truncation from operands in binary operations.
2666 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
2669 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
2670 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
2671 subreg of op0 to the original op0.
2673 * expmed.c (store_bit_field_1): Use a temporary as the destination
2674 instead of a paradoxical subreg when we need to truncate the result.
2676 2009-07-01 DJ Delorie <dj@redhat.com>
2678 * config/mep/mep-ivc2.cpu (cmov, cmovc, cmovh): Add intrinsic
2679 names to VLIW variants.
2680 (ivc2rm, ivc2crn): Make data type consistent with non-VLIW variants.
2681 * config/mep/intrinsics.md: Regenerate.
2682 * config/mep/intrinsics.h: Regenerate.
2683 * config/mep/mep-intrin.h: Regenerate.
2685 2009-07-01 Jakub Jelinek <jakub@redhat.com>
2688 * jump.c (returnjump_p): Revert last patch.
2689 * dwarf2out.c (dwarf2out_begin_epilogue): Handle SEQUENCEs.
2691 2009-07-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2694 * pa.md (casesi32p): Use jump table label to determine the offset
2696 (casesi64p): Likewise.
2698 * pa.c (forward_branch_p): Return bool type. Use instruction
2699 addresses when available. Assert that INSN has a jump label.
2700 (pa_adjust_insn_length): Don't call forward_branch_p if INSN doesn't
2703 2009-07-01 Richard Guenther <rguenther@suse.de>
2705 PR tree-optimization/19831
2706 * tree-ssa-dce.c (propagate_necessity): Calls to functions
2707 that only act as barriers do not make any previous stores necessary.
2708 * tree-ssa-structalias.c (handle_lhs_call): Delay making
2709 HEAP variables global, do not add a constraint from nonlocal.
2710 (find_func_aliases): Handle escapes through return statements.
2711 (compute_points_to_sets): Make escaped HEAP variables global.
2713 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
2716 * expmed.c (emit_store_flag): Perform a conversion if necessary,
2717 after reducing a DImode cstore to SImode.
2719 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
2721 * expr.c (expand_expr_real_1): Reinstate fallthrough to
2722 TRUTH_ANDIF_EXPR if do_store_flag returns NULL.
2724 2009-07-01 Maciej W. Rozycki <macro@linux-mips.org>
2726 * config/vax/vax.h (TARGET_BSD_DIVMOD): New macro. Set to 1.
2727 * config/vax/linux.h (TARGET_BSD_DIVMOD): New macro. Redefine the
2729 * config/vax/vax.c (vax_init_libfuncs): Only redefine udiv_optab
2730 and umod_optab if TARGET_BSD_DIVMOD.
2731 * config/vax/lib1funcs.asm: New file.
2732 * config/vax/t-linux: New file.
2733 * config.gcc (vax-*-linux*): Set tmake_file to vax/t-linux.
2735 2009-06-30 Jakub Jelinek <jakub@redhat.com>
2738 * convert.c (convert_to_integer) <case COND_EXPR>: Don't convert
2739 to type arguments that have void type.
2742 * dwarf2out.c (gen_formal_parameter_die): Call
2743 equate_decl_number_to_die if node is different from origin.
2745 2009-06-30 Anthony Green <green@moxielogic.com>
2747 Clean up moxie port for --enable-build-with-cxx.
2748 * config/moxie/moxie.c (moxie_function_value): First two
2749 parameters are const_tree, not tree.
2750 * config/moxie/moxie.h (enum reg_class): Rename CC_REG to CC_REGS.
2751 (REG_CLASS_NAMES): Ditto.
2752 (REGNO_REG_CLASS): Ditto.
2753 * config/moxie/moxie-protos.h (moxie_override_options): Declare.
2754 (moxie_function_value): Fix constyness of arguments.
2756 2009-06-30 Eric Botcazou <ebotcazou@adacore.com>
2758 * cgraphunit.c (cgraph_finalize_compilation_unit): Call
2759 finalize_size_functions before further processing.
2760 * stor-layout.c: Include cgraph.h, tree-inline.h and tree-dump.h.
2761 (variable_size): Call self_referential_size on size expressions
2762 that contain a PLACEHOLDER_EXPR.
2763 (size_functions): New static variable.
2764 (copy_self_referential_tree_r): New static function.
2765 (self_referential_size): Likewise.
2766 (finalize_size_functions): New global function.
2767 * tree.c: Include tree-inline.h.
2768 (push_without_duplicates): New static function.
2769 (find_placeholder_in_expr): New global function.
2770 (substitute_in_expr) <tcc_declaration>: Return the replacement object
2772 <tcc_expression>: Likewise.
2773 <tcc_vl_exp>: If the replacement object is a constant, try to inline
2774 the call in the expression.
2775 * tree.h (finalize_size_functions): Declare.
2776 (find_placeholder_in_expr): Likewise.
2777 (FIND_PLACEHOLDER_IN_EXPR): New macro.
2778 (substitute_placeholder_in_expr): Update comment.
2779 * tree-inline.c (remap_decl): Do not unshare trees if do_not_unshare
2781 (copy_tree_body_r): Likewise.
2782 (copy_tree_body): New static function.
2783 (maybe_inline_call_in_expr): New global function.
2784 * tree-inline.h (struct copy_body_data): Add do_not_unshare field.
2785 (maybe_inline_call_in_expr): Declare.
2786 * Makefile.in (tree.o): Depend on TREE_INLINE_H.
2787 (stor-layout.o): Depend on CGRAPH_H, TREE_INLINE_H, TREE_DUMP_H and
2790 2009-06-30 Richard Guenther <rguenther@suse.de>
2792 * tree-ssa-dce.c (mark_all_reaching_defs_necessary_1): Always
2794 (propagate_necessity): Do not mark reaching defs of stores
2797 2009-06-30 Jan Hubicka <jh@suse.cz>
2799 * cfgloopanal.c (check_irred): Move into ...
2800 (mark_irreducible_loops): ... here; return true if ireducible
2802 * ipa-pure-const.c: Include cfgloop.h and tree-scalar-evolution.h
2803 (analyze_function): Try to prove loop finiteness.
2804 * cfgloop.h (mark_irreducible_loops): Update prototype.
2805 * Makefile.in (ipa-pure-const.o): Add dependency on SCEV and CFGLOOP.
2807 2009-06-30 Basile Starynkevitch <basile@starynkevitch.net>
2809 * Makefile.in (PLUGIN_HEADERS): added ggc, tree-dump, pretty-print.
2811 2009-06-30 Ira Rosen <irar@il.ibm.com>
2813 PR tree-optimization/40542
2814 * tree-vect-stmts.c (vect_analyze_stmt): Don't vectorize volatile
2817 2009-06-30 Martin Jambor <mjambor@suse.cz>
2819 PR tree-optimization/40582
2820 * tree-sra.c (build_ref_for_offset_1): Use types_compatible_p rather
2821 than useless_type_conversion_p.
2822 (generate_subtree_copies): Increment sra_stats.subtree_copies at a
2825 2009-06-30 Martin Jambor <mjambor@suse.cz>
2828 * tree-sra.c (sra_modify_expr): Add access->offset to start_offset.
2830 2009-06-30 Richard Guenther <rguenther@suse.de>
2832 * tree-ssa-alias.c (walk_aliased_vdefs_1): Change interface to
2833 use ao_ref references.
2834 (walk_aliased_vdefs): Likewise.
2835 * tree-ssa-alias.h (walk_aliased_vdefs): Adjust prototype.
2836 * tree-ssa-dce.c (struct ref_data): Remove.
2837 (mark_aliased_reaching_defs_necessary_1): Use the ao_ref argument.
2838 (mark_aliased_reaching_defs_necessary): Adjust.
2839 (mark_all_reaching_defs_necessary_1): Likewise.
2841 2009-06-30 Paolo Bonzini <bonzini@gnu.org>
2844 * expmed.c (emit_cstore): New name of emit_store_flag_1.
2845 (emit_store_flag_1): Extract from emit_store_flag, adjust
2846 calls to (what now is) emit_cstore.
2847 (emit_store_flag): Call emit_store_flag_1 and also use it
2848 for what used to be recursive calls.
2850 2009-06-30 Wei Guozhi <carrot@google.com>
2853 * tree-ssa-sink.c (statement_sink_location): Stop sinking expression
2854 if the target bb post dominates from bb.
2855 * config/i386/i386.c (memory_address_length): Check existence of base
2856 register before using it.
2858 2009-06-30 Nick Clifton <nickc@redhat.com>
2859 DJ Delorie <dj@redhat.com>
2861 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
2862 __FMOVD_ENABLED__ is defined.
2864 (TARGET_FMOVD): Provide a default definition.
2865 (MASK_FMOVD): Likewise.
2866 (TARGET_CPU_CPP_BUILTINS): Define
2867 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
2868 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
2869 two fmov instructions depending upon whether TARGET_FMOVD is
2871 (split for DF load from memory into register): Also handle
2872 MEMs which consist of REG+DISP addressing.
2873 (split for DF store from register to memory): Likewise.
2874 * config/sh/sh.opt (mfmovd): Remove this switch.
2875 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
2876 * config/sh/sh.c (sh_override_options): Do not automatically
2877 enable TARGET_MOVD for the SH2A when supporting doubles - leave
2878 that to the -mfmovd command line switch.
2880 * config/sh/sh.c (broken_move): Do not restrict fldi test to only
2882 (fldi_ok): Always allow.
2883 * config/sh/sh.md (movsf_ie): Always use single fp_mode.
2885 2009-06-29 DJ Delorie <dj@redhat.com>
2887 * doc/install.texi (mep-x-elf): Correct chip's full name.
2889 2009-06-29 H.J. Lu <hongjiu.lu@intel.com>
2891 * doc/extend.texi: Fix typo.
2893 2009-06-29 Tom Tromey <tromey@redhat.com>
2896 * Makefile.in (DWARF2_H): New variable.
2898 (dwarf2out.o): Likewise.
2899 (dwarf2asm.o): Likewise.
2900 * config/i386/t-i386: Use DWARF2_H.
2901 * except.c: Include elf/dwarf2.h.
2902 * unwind-dw2.c: Include elf/dwarf2.h.
2903 * dwarf2out.c: Include elf/dwarf2.h.
2904 (dw_loc_descr_struct) <dw_loc_opc>: Now a bitfield.
2905 <dtprel>: New field.
2906 (dwarf_stack_op_name): Don't handle INTERNAL_DW_OP_tls_addr.
2907 (size_of_loc_descr): Likewise.
2908 (output_loc_operands_raw): Likewise.
2909 (output_loc_operands): Handle new dtprel field.
2910 (loc_checksum): Update.
2911 (loc_descriptor_from_tree_1) <VAR_DDECL>: Set dtprel field.
2912 * unwind-dw2-fde-glibc.c: Include elf/dwarf2.h.
2913 * unwind-dw2-fde.c: Include elf/dwarf2.h.
2914 * dwarf2asm.c: Include elf/dwarf2.h.
2915 * unwind-dw2-fde-darwin.c: Include elf/dwarf2.h.
2916 * config/mmix/mmix.c: Include elf/dwarf2.h.
2917 * config/rs6000/darwin-fallback.c: Include elf/dwarf2.h.
2918 * config/xtensa/unwind-dw2-xtensa.c: Include elf/dwarf2.h.
2919 * config/sh/sh.c: Include elf/dwarf2.h.
2920 * config/i386/i386.c: Include elf/dwarf2.h.
2922 2009-06-29 DJ Delorie <dj@redhat.com>
2924 * config/mep/mep.h (CPP_SPEC): Remove __cop macro.
2926 * doc/extend.texi: Add MeP attributes and pragmas.
2927 * doc/invoke.text: Add MeP Options.
2928 * doc/contrib.texi: Add MeP contribution.
2929 * doc/md.texi: Add MeP constraints.
2930 * doc/install.texi: Add MeP target.
2932 2009-06-30 Anatoly Sokolov <aesok@post.ru>
2934 * target.h (struct gcc_target): Add frame_pointer_required field.
2935 * target-def.h (TARGET_FRAME_POINTER_REQUIRED): New.
2936 (TARGET_INITIALIZER): Use TARGET_FRAME_POINTER_REQUIRED.
2937 * ira.c (setup_eliminable_regset): Use frame_pointer_required target
2939 * reload1.c (update_eliminables): (Ditto.).
2940 * gcc/system.h (FRAME_POINTER_REQUIRED): Poison.
2941 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
2942 (INITIAL_FRAME_POINTER_OFFSET): (Ditto.).
2944 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Remove macro.
2946 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Remove macro.
2947 * config/arm/arm.c (TARGET_FRAME_POINTER_REQUIRED): Define.
2948 (arm_frame_pointer_required): New function.
2950 * config/avr/avr.h (FRAME_POINTER_REQUIRED): Remove macro.
2951 * config/avr/avr.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
2952 (avr_frame_pointer_required_p): Declare as static.
2953 * config/avr/avr-protos.h (avr_frame_pointer_required_p): Remove.
2955 * config/bfin/bfin.h (FRAME_POINTER_REQUIRED): Remove macro.
2956 * config/bfin/bfin.c (TARGET_FRAME_POINTER_REQUIRED): Define.
2957 (bfin_frame_pointer_required): Make as static, change return type
2959 * config/bfin/bfin-protos.h (bfin_frame_pointer_required): Remove.
2961 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Remove macro.
2962 * config/cris/cris.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
2963 (cris_frame_pointer_required): New function.
2965 * config/crx/crx.h (FRAME_POINTER_REQUIRED): Remove macro.
2967 * config/fr30/fr30.h (FRAME_POINTER_REQUIRED): Remove macro.
2968 * config/fr30/fr30.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
2969 (fr30_frame_pointer_required): New function.
2971 * config/frv/frv.h (FRAME_POINTER_REQUIRED): Remove macro.
2972 * config/frv/frv.c (TARGET_FRAME_POINTER_REQUIRED): Define.
2973 (frv_frame_pointer_required): Make as static, change return type
2975 * config/bfin/bfin-protos.h (frv_frame_pointer_required): Remove.
2977 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Remove macro.
2978 * config/i386/i386.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
2979 (ix86_frame_pointer_required): Make as static, change return type to
2981 * config/i386/i386-protos.h (ix86_frame_pointer_required): Remove.
2983 * config/m32c/m32c.h (FRAME_POINTER_REQUIRED): Remove macro.
2984 * config/m32c/m32c.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
2986 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Remove macro.
2988 * config/mcore/mcore.h (CAN_ELIMINATE): Remove macro.
2990 * config/mep/mep.h (FRAME_POINTER_REQUIRED): Remove macro.
2992 * config/mips/mips.h (FRAME_POINTER_REQUIRED): Remove macro.
2993 * config/mips/mips.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
2994 (mips_frame_pointer_required): Make as static.
2995 * config/mips/mips-protos.h (mips_frame_pointer_required): Remove.
2997 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Remove macro.
2998 * config/mmix/mmix.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
2999 (mmix_frame_pointer_required): Mew function.
3001 * config/moxie/moxie.h (FRAME_POINTER_REQUIRED): Remove macro.
3002 * config/moxie/moxie.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
3004 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Remove macro.
3006 * config/score/score.h (FRAME_POINTER_REQUIRED): Remove macro.
3008 * config/sh/sh.h (CAN_ELIMINATE): Remove macro.
3010 * config/sparc/sparc.h (FRAME_POINTER_REQUIRED): Remove macro.
3011 (CAN_ELIMINATE): Redefine.
3012 * config/sparc/sparc.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
3013 (sparc_frame_pointer_required): New function.
3014 (sparc_can_eliminate): New function.
3015 * config/sparc/sparc-protos.h (sparc_can_eliminate): Declare.
3017 * config/vax/vax.h (FRAME_POINTER_REQUIRED): Remove macro.
3018 * config/vax/vax.c (TARGET_FRAME_POINTER_REQUIRED): Define.
3020 * config/xtensa/xtensa.h (FRAME_POINTER_REQUIRED): Remove macro.
3021 * config/xtensa/xtensa.c (TARGET_FRAME_POINTER_REQUIRED): Define.
3022 (xtensa_frame_pointer_required): Make as static, change return type
3024 * config/xtensa/xtensa-protos.h (xtensa_frame_pointer_required):
3027 2009-06-29 Olatunji Ruwase <tjruwase@google.com>
3029 * doc/plugins.texi: Document PLUGIN_START_UNIT.
3030 * toplev.c (compile_file): Call PLUGIN_START_UNIT.
3031 * gcc-plugin.h (PLUGIN_START_UNIT): Added new event.
3032 * plugin.c (plugin_event_name): Added PLUGIN_START_UNIT.
3033 (register_callback): Handle PLUGIN_START_UNIT.
3034 (invoke_plugin_callbacks): Handle PLUGIN_START_UNIT.
3036 2009-06-29 Eric Botcazou <ebotcazou@adacore.com>
3038 * tree.c (process_call_operands): Propagate TREE_READONLY from the
3040 (PROCESS_ARG): Do not clear TREE_READONLY if CONSTANT_CLASS_P.
3041 (build3_stat): Propagate TREE_READONLY for COND_EXPR.
3043 2009-06-29 Daniel Jacobowitz <dan@codesourcery.com>
3045 * config/arm/arm.h (REGISTER_MOVE_COST): Increase VFP register
3048 2009-06-29 Uros Bizjak <ubizjak@gmail.com>
3050 * doc/extend.texi (Additional Floating Types): __float128 is also
3051 supported on i386 targets.
3053 2009-06-29 Richard Guenther <rguenther@suse.de>
3056 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
3058 (pt_solutions_same_restrict_base): Declare.
3059 * tree-ssa-structalias.c (struct variable_info): Add is_restrict_var
3061 (new_var_info): Initialize is_global_var properly for SSA_NAMEs.
3062 (make_constraint_from, make_copy_constraint): Move earlier.
3063 (make_constraint_from_heapvar): New function.
3064 (make_constraint_from_restrict): Likewise.
3065 (handle_lhs_call): Use it.
3066 (find_func_aliases): Use it to track conversions to restrict
3068 (struct fieldoff): Add only_restrict_pointers flag.
3069 (push_fields_onto_fieldstack): Initialize it.
3070 (create_variable_info_for): Track global restrict qualified pointers.
3071 (intra_create_variable_infos): Use make_constraint_from_heapvar.
3072 Track restrict qualified pointer arguments.
3073 (set_uids_in_ptset): Use varinfo is_global_var flag.
3074 (find_what_var_points_to): Set the vars_contains_restrict flag.
3075 Always create the points-to solution for sets including restrict tags.
3076 (pt_solutions_same_restrict_base): New function.
3077 * tree-ssa-alias.c (ptr_derefs_may_alias_p): For two restrict
3078 qualified pointers use pt_solutions_same_restrict_base as
3079 additional source for disambiguation.
3081 2009-06-29 Richard Guenther <rguenther@suse.de>
3084 * alias.c (find_base_decl): Remove.
3085 (get_deref_alias_set_1): Remove restrict handling.
3086 * c-common.c (c_apply_type_quals_to_decl): Do not set
3087 DECL_POINTER_ALIAS_SET.
3088 * gimplify.c (find_single_pointer_decl_1): Remove.
3089 (find_single_pointer_decl): Likewise.
3090 (internal_get_tmp_var): Remove restrict handling.
3091 (gimple_regimplify_operands): Likewise.
3092 * omp-low.c (expand_omp_atomic_pipeline): Do not set
3093 DECL_POINTER_ALIAS_SET. Use ref-all pointers.
3094 * print-tree.c (print_node): Do not print DECL_POINTER_ALIAS_SET.
3095 * tree.c (restrict_base_for_decl): Remove.
3096 (init_ttree): Do not allocate it.
3097 (make_node_stat): Do not set DECL_POINTER_ALIAS_SET. Set
3098 LABEL_DECL_UID for label decls.
3099 (copy_node_stat): Do not copy restrict information.
3100 (decl_restrict_base_lookup): Remove.
3101 (decl_restrict_base_insert): Likewise.
3102 (print_restrict_base_statistics): Likewise.
3103 (dump_tree_statistics): Do not call print_restrict_base_statistics.
3104 * tree.h (DECL_POINTER_ALIAS_SET): Remove.
3105 (DECL_POINTER_ALIAS_SET_KNOWN_P): Likewise.
3106 (struct tree_decl_common): Rename pointer_alias_set to label_decl_uid.
3107 (LABEL_DECL_UID): Adjust.
3108 (DECL_BASED_ON_RESTRICT_P): Remove.
3109 (DECL_GET_RESTRICT_BASE): Likewise.
3110 (SET_DECL_RESTRICT_BASE): Likewise.
3111 (struct tree_decl_with_vis): Remove based_on_restrict_p flag.
3113 * config/i386/i386.c (ix86_gimplify_va_arg): Use ref-all pointers
3114 instead of DECL_POINTER_ALIAS_SET.
3115 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
3116 * config/s390/s390.c (s390_gimplify_va_arg): Likewise.
3117 * config/spu/spu.c (spu_gimplify_va_arg_expr): Likewise.
3119 2009-06-29 Richard Guenther <rguenther@suse.de>
3121 PR tree-optimization/40579
3122 * tree-vrp.c (vrp_evaluate_conditional): Bail out early if
3123 the IL to simplify has constants that overflowed.
3125 2009-06-28 Uros Bizjak <ubizjak@gmail.com>
3127 PR tree-optimization/40550
3128 * tree-vect-generic.c (expand_vector_operations_1): Compute in
3129 vector_compute_type only when the size of vector_compute_type is
3130 less than the size of type.
3132 2009-06-28 Eric Botcazou <ebotcazou@adacore.com>
3134 * fold-const.c (contains_label_1): Fix comments.
3135 (contains_label_p): Do not walk trees multiple time.
3137 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
3139 * config/i386/i386.h (enum ix86_fpcmp_strategy): New.
3140 * config/i386/i386.md (cbranchxf4, cstorexf4, cbranch<MODEF>4,
3141 cstore<MODEF>4, mov<X87MODEF>cc): Change predicate to
3142 ix86_fp_comparison_operator.
3143 (*fp_jcc_1_mixed, *fp_jcc_1_sse, *fp_jcc_1_387, *fp_jcc_2_mixed,
3144 *fp_jcc_2_sse, *fp_jcc_2_387): Delete
3145 (*fp_jcc_3_387, *fp_jcc_4_387, *fp_jcc_5_387, *fp_jcc_6_387,
3146 *fp_jcc_7_387, *fp_jcc_8<MODEF>_387): Eliminate call to
3147 !ix86_use_fcomi_compare, change ix86_fp_jump_nontrivial_p call
3148 to !TARGET_CMOVE, change predicate to ix86_fp_comparison_operator.
3149 (related splits): Change predicate to ix86_fp_comparison_operator.
3150 * config/i386/predicates.md: Use ix86_trivial_fp_comparison_operator
3151 instead of ix86_fp_comparison_codes.
3152 (ix86_trivial_fp_comparison_operator,
3153 ix86_fp_comparison_operator): New.
3154 * config/i386/i386-protos.h (ix86_fp_comparison_strategy): New.
3155 (ix86_expand_compare): Eliminate last two parameters.
3156 (ix86_fp_jump_nontrivial_p): Kill.
3157 * config/i386/i386.c (put_condition_code): Eliminate call to
3158 ix86_fp_comparison_codes and subsequent assertion.
3159 (ix86_fp_comparison_codes): Eliminate.
3160 (ix86_fp_swap_condition): New.
3161 (ix86_fp_comparison_arithmetics_cost, ix86_fp_comparison_fcomi_cost,
3162 ix86_fp_comparison_sahf_cost, ix86_use_fcomi_compare): Consolidate
3163 into ix86_fp_comparison_cost and ix86_fp_comparison_strategy.
3164 (ix86_prepare_fp_compare_args): Use ix86_fp_comparison_strategy
3165 and ix86_fp_swap_condition.
3166 (ix86_expand_fp_compare): Eliminate code for second jump/bypass jump.
3167 Use ix86_fp_comparison_strategy.
3168 (ix86_expand_compare): Likewise. Eliminate last two arguments.
3169 (ix86_fp_jump_nontrivial_p): Eliminate.
3170 (ix86_expand_branch): Treat SFmode/DFmode/XFmode as simple. Adjust
3171 call to ix86_expand_compare.
3172 (ix86_split_fp_branch, ix86_expand_setcc,
3173 ix86_expand_carry_flag_compare, ix86_expand_int_movcc,
3174 ix86_expand_fp_movcc): Eliminate code for second jump/bypass jump.
3176 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
3178 * config/arm/arm.c (arm_final_prescan_ins): Eliminate code
3179 related to jump_clobbers.
3180 * config/arm/arm.md (conds): Remove jump_clob case.
3181 (addsi3_cbranch, addsi3_cbranch_scratch, subsi3_cbranch, two
3182 splits): Change comparison_operator to arm_comparison_operator.
3183 (*arm_buneq, *arm_bltgt, *arm_buneq_reversed, *arm_bltgt_reversed):
3186 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
3188 * dojump.c (do_compare_rtx_and_jump): Try swapping the
3189 condition for floating point modes.
3190 * expmed.c (emit_store_flag_1): Move here a bigger part
3192 (emit_store_flag): Try swapping the condition for floating point
3194 * optabs.c (emit_cmp_and_jump_insns): Cope with constant op0 better.
3196 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
3198 * expr.c (expand_expr_real_1): Just use do_store_flag.
3199 (do_store_flag): Drop support for TRUTH_NOT_EXPR. Use
3200 emit_store_flag_force.
3201 * expmed.c (emit_store_flag_force): Copy here trick
3202 previously in expand_expr_real_1. Try reversing the comparison.
3203 (emit_store_flag_1): Work if target is NULL.
3204 (emit_store_flag): Work if target is NULL, using the result mode
3205 from the comparison. Use split_comparison, restructure final part
3206 to simplify conditionals.
3208 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
3210 * builtins.c (expand_errno_check): Use do_compare_rtx_and_jump.
3211 * dojump.c (do_jump): Change handling of floating-point
3212 ops to use just do_compare_and_jump.
3213 (split_comparison): New.
3214 (do_compare_rtx_and_jump): Add here logic coming previously
3215 in do_jump, using split_comparison.
3217 2009-06-27 H.J. Lu <hongjiu.lu@intel.com>
3220 * config/ia64/ia64.c (ia64_reorg): Check NULL insn.
3222 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
3224 * tree-ssa-alias.c: Fix unintentional commit.
3226 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
3228 * passes.c (execute_one_pass): Fix unintentional commit.
3230 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
3232 * df-problems.c (df_set_seen, df_unset_seen): Delete.
3233 (df_rd_local_compute, df_md_local_compute): Inline them.
3235 (df_md_scratch): New.
3236 (df_md_alloc, df_md_free): Allocate/free it.
3237 (df_md_local_compute): Only include live registers in init.
3238 (df_md_transfer_function): Prune the in-set computed by
3239 the confluence function, and the gen-set too.
3241 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
3243 PR rtl-optimization/26854
3244 * timevar.def: Remove TV_DF_RU, add TV_DF_MD.
3245 * df-problems.c (df_rd_add_problem): Fix comment.
3246 (df_md_set_bb_info, df_md_free_bb_info, df_md_alloc,
3247 df_md_simulate_artificial_defs_at_top,
3248 df_md_simulate_one_insn, df_md_bb_local_compute_process_def,
3249 df_md_bb_local_compute, df_md_local_compute, df_md_reset,
3250 df_md_transfer_function, df_md_init, df_md_confluence_0,
3251 df_md_confluence_n, df_md_free, df_md_top_dump, df_md_bottom_dump,
3252 problem_MD, df_md_add_problem): New.
3253 * df.h (DF_MD, DF_MD_BB_INFO, struct df_md_bb_info, df_md,
3254 df_md_get_bb_info): New.
3255 (DF_LAST_PROBLEM_PLUS1): Adjust.
3257 * Makefile.in (fwprop.o): Include domwalk.h.
3258 * fwprop.c: Include domwalk.h.
3259 (reg_defs, reg_defs_stack): New.
3260 (bitmap_only_bit_between): Remove.
3261 (process_defs): New.
3262 (process_uses): Use reg_defs and local_md instead of
3263 bitmap_only_bit_between and local_rd.
3264 (single_def_use_enter_block): New, from build_single_def_use_links.
3265 (single_def_use_leave_block): New.
3266 (build_single_def_use_links): Remove code moved to
3267 single_def_use_enter_block, invoke domwalk.
3268 (use_killed_between): Adjust comment.
3270 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
3272 * bitmap.h (bitmap_ior_and_into): New.
3273 * bitmap.c (bitmap_ior_and_into): New.
3275 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
3277 * domwalk.h (struct dom_walk_data): Remove all callbacks except
3278 before_dom_children_before_stmts and after_dom_children_after_stmts.
3279 Rename the two remaining callbacks to just before_dom_children and
3280 after_dom_children. Remove other GIMPLE statement walking bits.
3281 * domwalk.c (walk_dominator_tree): Remove now unsupported features.
3282 * graphite.c: Do not include domwalk.h.
3283 * tree-into-ssa.c (interesting_blocks): New global.
3284 (struct mark_def_sites_global_data): Remove it and names_to_rename.
3285 (mark_def_sites, rewrite_stmt, rewrite_add_phi_arguments,
3286 rewrite_update_stmt, rewrite_update_phi_arguments): Simplify
3287 now that they're not domwalk callbacks.
3288 (rewrite_initialize_block): Rename to...
3289 (rewrite_enter_block): ... this, place after called functions. Test
3290 interesting_blocks, call rewrite_stmt and rewrite_add_phi_arguments.
3291 (rewrite_finalize_block): Rename to...
3292 (rewrite_leave_block): ... this, place after called functions.
3293 (rewrite_update_init_block): Rename to...
3294 (rewrite_update_enter_block): ... this, place after called functions.
3295 Test interesting_blocks, call rewrite_update_stmt and
3296 rewrite_update_phi_arguments.
3297 (rewrite_update_fini_block): Rename to...
3298 (rewrite_leave_block): ... this, place after called functions.
3299 (rewrite_blocks): Remove last argument, simplify initialization of
3301 (mark_def_sites_initialize_block): Rename to...
3302 (mark_def_sites_block): ... this, call mark_def_sites.
3303 (mark_def_sites_blocks): Remove argument, simplify initialization of
3305 (rewrite_into_ssa): Adjust for interesting_blocks_being a global.
3306 (update_ssa): Likewise.
3307 * tree-ssa-dom.c (optimize_stmt): Simplify now that it's not a domwalk
3309 (tree_ssa_dominator_optimize): Simplify initialization of walk_data.
3310 (dom_opt_initialize_block): Rename to...
3311 (dom_opt_enter_block): ... this, place after called functions. Walk
3312 statements here, inline propagate_to_outgoing_edges.
3313 (dom_opt_finalize_block): Rename to...
3314 (dom_opt_leave_block): ... this, place after called functions.
3315 * tree-ssa-dse.c (dse_optimize_stmt): Simplify now that it's not a
3317 (dse_enter_block, dse_record_phi): New.
3318 (dse_record_phis): Delete.
3319 (dse_finalize_block): Rename to...
3320 (dse_leave_block): ... this.
3321 (tree_ssa_dse): Simplify initialization of walk_data.
3322 * tree-ssa-loop-im.c (determine_invariantness, move_computations):
3323 Adjust initialization of walk_data.
3324 * tree-ssa-loop-unswitch.c: Do not include domwalk.h.
3325 * tree-ssa-loop-phiopt.c (get_non_trapping):
3326 Adjust initialization of walk_data.
3327 * tree-ssa-loop-threadedge.c: Do not include domwalk.h.
3328 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Simplify now that
3329 it's not a domwalk callback.
3330 (uncprop_initialize_block): Rename to...
3331 (dse_enter_block): ... this, call uncprop_into_successor_phis.
3332 (dse_finalize_block): Rename to...
3333 (dse_leave_block): ... this.
3334 (tree_ssa_uncprop): Simplify initialization of walk_data.
3335 * Makefile.in: Adjust dependencies.
3337 2009-06-27 Richard Earnshaw <rearnsha@arm.com>
3339 * arm.md (casesi): Fix test for Thumb1.
3340 (thumb1_casesi_internal_pic): Likewise.
3341 (thumb1_casesi_dispatch): Likewise.
3343 2009-06-26 Daniel Gutson <dgutson@codesourcery.com>
3345 * config/arm/arm-cores.def: Added core cortex-m0.
3346 * config/arm/arm-tune.md: Regenerated.
3347 * doc/invoke.texi: Added entry for cpu ARM Cortex-M0.
3349 2009-06-26 DJ Delorie <dj@redhat.com>
3351 * config/mep/mep.opt (mfar): Remove -mfar as it doesn't do anything.
3353 * config/mep/mep.c (mep_bundle_insns): Account for the fact that
3354 the scheduler doesn't tag jump insns.
3356 2009-06-26 H.J. Lu <hongjiu.lu@intel.com>
3358 * c-decl.c (merge_decls): Re-indent.
3360 2009-06-26 Janis Johnson <janis187@us.ibm.com>
3363 * tree.c (real_zerop, real_onep, real_twop, real_minus_onep):
3364 Special-case decimal float constants.
3366 2009-06-26 Richard Henderson <rth@redhat.com>
3368 * function.h (struct function): Add cannot_be_copied_reason,
3369 and cannot_be_copied_set.
3370 * tree-inline.c (has_label_address_in_static_1): Rename from
3371 inline_forbidden_p_2; don't set inline_forbidden_reason here.
3372 (cannot_copy_type_1): Rename from inline_forbidden_p_op; likewise
3373 don't set inline_forbidden_reason.
3374 (copy_forbidden): New function, split out of inline_forbidden_p.
3375 (inline_forbidden_p_stmt): Don't check for nonlocal labels here.
3376 (inline_forbidden_p): Use copy_forbidden.
3377 (tree_versionable_function_p): Likewise.
3378 (inlinable_function_p): Merge into tree_inlinable_function_p.
3379 (tree_function_versioning): Remap cfun->nonlocal_goto_save_area.
3380 * ipa-cp.c (ipcp_versionable_function_p): New function.
3381 (ipcp_cloning_candidate_p): Use it.
3382 (ipcp_node_modifiable_p): Likewise.
3384 2009-06-26 Olatunji Ruwase <tjruwase@google.com>
3386 * builtins.c (expand_builtin_alloca): Handle builtin alloca
3387 that is marked not to be inlined. Remove flag_mudflap use.
3388 * tree-mudflap.c: Rename mf_xform_derefs to mf_xfrom_statements.
3389 (mf_xform_statements): Mark builtin alloca calls as un-inlineable.
3391 2009-06-26 Steve Ellcey <sje@cup.hp.com>
3394 * config/pa/t-pa-hpux10 (TARGET_LIBGCC2_CFLAGS): Add -frandom-seed.
3395 * config/pa/t-pa-hpux11 (TARGET_LIBGCC2_CFLAGS): Ditto.
3397 2009-06-26 Kai Tietz <kai.tietz@onevision.com>
3399 * config/i386/mingw-tls.c (__mingwthr_key_dtor): Remove for none
3401 (__mingwthr_remove_key_dtor): Likewise.
3403 2009-06-26 Richard Guenther <rguenther@suse.de>
3405 * tree-ssa-structalias.c (do_ds_constraint): Simplify escape handling.
3407 2009-06-26 Steven Bosscher <steven@gcc.gnu.org>
3410 * ifcvt.c (dead_or_predicable): If predicating MERGE_BB fails,
3411 try the non-cond_exec path also.
3413 2009-06-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3416 * pa.c (branch_to_delay_slot_p, branch_needs_nop_p): New functions.
3417 (output_cbranch): Use new functions.
3418 (output_lbranch, output_bb, output_bvb, output_dbra, output_movb):
3421 2009-06-25 Michael Meissner <meissner@linux.vnet.ibm.com>
3422 Pat Haugen <pthaugen@us.ibm.com>
3423 Revital Eres <ERES@il.ibm.com>
3425 * config/rs6000/rs6000.c (print_operand): Correct lossage message
3426 for %c error. Add %x support to print VSX registers as a unified
3427 register set, instead of separate float and altivec registers.
3428 Switch to use VECTOR_MEM_ALTIVEC_P instead of TARGET_ALTIVEC for
3429 %y case, and add support for VSX pre-modify addresses.
3430 (output_toc): Add assert for CONST containing an integer constant
3432 (rs6000_adjust_cost): Add POWER7 support.
3433 (insn_must_be_first_in_group): Ditto.
3434 (insn_must_be_last_in_group): Ditto.
3435 (rs6000_emit_popcount): Ditto.
3436 (rs6000_vector_mode_supported_p): Ditto.
3438 * config/rs6000/rs6000-protos.h (rs6000_secondary_reload_class):
3439 Change some of the functions called by macros to being called
3440 through a pointer, so debug functions can be inserted if
3441 -mdebug=addr or -mdebug=cost.
3442 (rs6000_preferred_reload_class_ptr): Ditto.
3443 (rs6000_secondary_reload_class_ptr): Ditto.
3444 (rs6000_secondary_memory_needed_ptr): Ditto.
3445 (rs6000_cannot_change_mode_class_ptr): Ditto.
3446 (rs6000_secondary_reload_inner): Ditto.
3447 (rs6000_legitimize_reload_address): Ditto.
3448 (rs6000_legitimize_reload_address_ptr): Ditto.
3449 (rs6000_mode_dependent_address): Ditto.
3450 (rs6000_mode_dependent_address_ptr): Ditto.
3452 * config/rs6000/rs6000.c (reg_offset_addressing_ok_p): New
3453 function to return true if the mode allows reg + integer
3455 (virtual_stack_registers_memory_p): New function to return true if
3456 the address refers to a virtual stack register.
3457 (rs6000_legitimate_offset_address_p): Move code to say whether a
3458 mode supports reg+int addressing to reg_offset_addressing_ok_p and
3460 (rs6000_legitimate_address_p): Add checks for modes that only can
3461 do reg+reg addressing. Start adding VSX support.
3462 (rs6000_legitimize_reload_address): Ditto.
3463 (rs6000_legitimize_address): Ditto.
3464 (rs6000_debug_legitimate_address_p): New debug functions for
3465 -mdebug=addr and -mdebug=cost.
3466 (rs6000_debug_rtx_costs): Ditto.
3467 (rs6000_debug_address_costs): Ditto.
3468 (rs6000_debug_adjust_cost): Ditto.
3469 (rs6000_debug_legitimize_address): Ditto.
3470 (rs6000_legitimize_reload_address_ptr): Point to call normal
3471 function or debug function. Make functions called via pointer
3473 (rs6000_mode_dependent_address_ptr): Ditto.
3474 (rs6000_secondary_reload_class_ptr): Ditto.
3475 (rs6000_hard_regno_mode_ok): Add preliminary VSX support.
3476 (rs6000_emit_move): Add -mdebug=addr support. Change an abort
3477 into a friendlier error.
3478 (rs6000_init_builtins): Add initial VSX support.
3479 (rs6000_adjust_cost): Fix some spacing issues.
3481 * config/rs6000/rs6000.h (enum reg_class): Add VSX_REGS.
3482 (REG_CLASS_NAMES): Ditto.
3483 (REG_CLASS_CONTENTS): Ditto.
3484 (PREFERRED_RELOAD_CLASS): Move from a macro to calling through a
3485 pointer, to add -mdebug=addr support.
3486 (CANNOT_CHANGE_MODE_CLASS): Ditto.
3487 (SECONDARY_RELOAD_CLASS): Call through a pointer to add
3488 -mdebug=addr support.
3489 (LEGITIMIZE_RELOAD_ADDRESS): Ditto.
3490 (GO_IF_MODE_DEPENDENT_ADDRESS): Ditto.
3491 (enum rs6000_builtins): Add RS6000_BUILTIN_BSWAP_HI.
3493 * config/rs6000/rs6000.md (bswaphi*): Add support for swapping
3495 (bswapsi*): Set attribute types for load/store. Add combiner
3496 patterns to eliminate zero extend on 64-bit.
3497 (bswapdi*): Add support for swapping 64-bit values. Use ldbrx and
3498 stdbrx if the hardware supports those instructions.
3500 2009-06-25 Ian Lance Taylor <iant@google.com>
3502 * doc/invoke.texi (Option Summary): Mention -static-libstdc++.
3503 (Link Options): Document -static-libstdc++.
3505 2009-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
3508 * config/rs6000/rs6000.c (LOCAL_ALIGNMENT): Redefine to just use
3509 DATA_ALIGNMENT instead.
3511 2009-06-25 Richard Guenther <rguenther@suse.de>
3513 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Disambiguate
3514 indirect references against the callused/escaped solutions.
3515 (call_may_clobber_ref_p_1): Likewise.
3517 2009-06-25 Martin Jambor <mjambor@suse.cz>
3519 PR tree-optimization/40493
3520 * tree-sra.c (sra_modify_expr): Correct BIT_FIELD_REF argument numbers.
3521 (enum unscalarized_data_handling): New type.
3522 (handle_unscalarized_data_in_subtree): Return what has been done.
3523 (load_assign_lhs_subreplacements): Handle left flushes differently.
3524 (sra_modify_assign): Use unscalarized_data_handling, simplified
3525 condition determining whether to remove the statement.
3527 2009-06-25 Basile Starynkevitch <basile@starynkevitch.net>
3529 * doc/plugins.texi (Building GCC plugins): Correct typo in Makefile
3530 excerpt - @ should be doubled for texinfo.
3532 2009-06-24 Ian Lance Taylor <iant@google.com>
3534 * config/arc/arc.c: Include "df.h".
3535 (arc_attribute_table): Make static. Move higher in file.
3536 (arc_address_cost): Call SMALL_INT on INTVAL, not rtx.
3537 (output_shift): Initialize n later to avoid warning.
3538 * config/arm/arm.c (arm_attribute_table): Make static. Move
3540 * config/avr/avr.c (avr_attribute_table): Make static. Move
3542 (reg_class_tab): Change array type from int to enum reg_class.
3543 (avr_jump_mode): Change GET_MODE to GET_CODE when checking for
3545 (out_tsthi, ashlhi3_out): Don't use AS2 with "or" or "and".
3546 (lshrhi3_out): Likewise.
3547 (class_likely_spilled_p): Change return type to bool.
3548 (avr_rtx_costs): Use local code variable with enum type.
3549 * config/avr/avr.md (movmemhi): Use add_reg_note.
3550 (andhi3, andsi3): Don't use AS2 with "and".
3551 (iorhi3, iorsi3): Don't use AS2 with "or".
3552 * config/avr/avr-protos.h (class_likely_spilled_p): Update declaration.
3553 * config/crx/crx.c: Include "df.h".
3554 (crx_attribute_table): Make static.
3555 * config/m32r/m32r.c: Include "df.h".
3556 (m32r_attribute_table): Make static. Move higher in file.
3557 (pop): Use add_reg_note.
3558 (block_move_call): Change 0 to LCT_NORMAL in function call.
3559 * config/m32r/m32r.md (movsi_insn): Remove unused local value.
3560 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Likewise.
3561 * config/m32r/m32r-protos.h (m32r_compute_function_type): Always
3562 declare, not just when TREE_CODE is defined.
3563 * config/m68hc11/m68hc11.c: Include "expr.h".
3564 (m68hc11_attribute_table): Make static. Move higher in file.
3565 (m68hc11_small_indexed_indirect_p): Change 0 to VOIDmode in
3567 (m68hc11_register_indirect_p): Likewise.
3568 (m68hc11_function_arg_padding): Change return type to enum
3570 (emit_move_after_reload): Use add_reg_note.
3571 (m68hc11_emit_logical): Change code parameter to enum rtx_code.
3572 (m68hc11_split_logical): Likewise.
3573 (m68hc11_rtx_costs): Add local code_and outer_code variables with
3575 * config/m68hc11/predicates.md (reg_or_some_mem_operand): Change 0
3576 to VOIDmode in function call.
3577 * config/m68hc11/m68hc11-protos.h: Don't check TREE_CODE to see if
3579 (m68hc11_split_logical): Update declaration.
3580 (m68hc11_function_arg_padding): Update declaration.
3581 * config/mcore/mcore.c (regno_reg_class): Change form array of int
3582 to array of enum reg_class.
3583 (mcore_attribute_table): Make static. Move higher in file.
3584 (mcore_rtx_costs): Add cast to enum type.
3585 * config/mcore/mcore.h (regno_reg_class): Update declaration.
3586 (GO_IF_LEGITIMATE_INDEX): Add cast to avoid warning.
3587 * config/sh/sh.c (sh_attribute_table): Make static. Move higher
3589 * config/sh/predicates.md (trapping_target_operand): Rename and to
3591 * config/sparc/sparc.c (sparc_attribute_table): Make static. Move
3593 * config/spu/spu.c (spu_attribute_table): Make static. Move
3595 * config/v850/v850.c (v850_attribute_table): Make static. Move
3597 (v850_rtx_costs): Use local code with enum type.
3598 (expand_epilogue): Add cast.
3599 * config/v850/v850-c.c (ghs_pragma_section): Initialize repeat.
3601 2009-06-23 Takashi YOSHII <yoshii.takashi@renesas.com>
3604 * doc/invoke.texi (SH Options): Document -m2a, -m2a-single,
3605 -m2a-single-only and -m2a-nofpu.
3606 * config/sh/sh.opt: Document m2a generates FPU code.
3608 2009-06-24 Anatoly Sokolov <aesok@post.ru>
3610 * defaults.h (CAN_ELIMINATE): Provide default.
3611 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
3612 * config/alpha/alpha.h (CAN_ELIMINATE): Delete.
3613 * config/m32c/m32c.h (CAN_ELIMINATE): Delete.
3614 * config/spu/spu.h (CAN_ELIMINATE): Delete.
3615 * config/xtensa/xtensa.h (CAN_ELIMINATE): Delete.
3616 * config/moxie/moxie.h (CAN_ELIMINATE): Delete.
3617 * config/cris/cris.h (CAN_ELIMINATE): Delete.
3618 * config/mn10300/mn10300.h (CAN_ELIMINATE): Delete.
3619 * config/pa/pa64-linux.h (CAN_ELIMINATE): Delete.
3620 * config/mmix/mmix.h (CAN_ELIMINATE): Delete.
3622 2009-06-24 DJ Delorie <dj@redhat.com>
3624 * mep-ext-cop.cpu: Fix copyright notice.
3625 * mep-default: Fix copyright notice.
3626 * mep-core: Fix copyright notice.
3627 * mep: Fix copyright notice.
3628 * mep-ivc2: Fix copyright notice.
3629 * mep-c5: Fix copyright notice.
3631 2009-06-24 Denis Chertykov <chertykov@gmail.com>
3633 * doc/contrib.texi (Contributors):
3635 2009-06-24 Andreas Krebbel <krebbel1@de.ibm.com>
3638 * tree-ssa-math-opts.c (execute_optimize_bswap): Convert the bswap
3639 src and dst operands if necessary.
3641 2009-06-23 DJ Delorie <dj@redhat.com>
3644 * config.gcc: Add mep support.
3645 * recog.c: Resurrect validate_replace_rtx_subexp().
3646 * recog.h: Likewise.
3647 * config/mep/: Add new port:
3648 * config/mep/constraints.md: New file.
3649 * config/mep/default.h: New file.
3650 * config/mep/intrinsics.h: New file.
3651 * config/mep/intrinsics.md: New file.
3652 * config/mep/ivc2-template.h: New file.
3653 * config/mep/mep-c5.cpu: New file.
3654 * config/mep/mep-core.cpu: New file.
3655 * config/mep/mep-default.cpu: New file.
3656 * config/mep/mep-ext-cop.cpu: New file.
3657 * config/mep/mep-intrin.h: New file.
3658 * config/mep/mep-ivc2.cpu: New file.
3659 * config/mep/mep-lib1.asm: New file.
3660 * config/mep/mep-lib2.c: New file.
3661 * config/mep/mep-pragma.c: New file.
3662 * config/mep/mep-protos.h: New file.
3663 * config/mep/mep-tramp.c: New file.
3664 * config/mep/mep.c: New file.
3665 * config/mep/mep.cpu: New file.
3666 * config/mep/mep.h: New file.
3667 * config/mep/mep.md: New file.
3668 * config/mep/mep.opt: New file.
3669 * config/mep/predicates.md: New file.
3670 * config/mep/t-mep: New file.
3672 2009-06-23 Ian Lance Taylor <iant@google.com>
3674 * configure.ac: Invoke AC_PROG_CXX. Separate C specific warnings
3675 from loose_warn into c_loose_warn and from strict_warn into
3676 c_strict_warn. Set and substitute warn_cxxflags. Check for
3677 --enable-build-with-cxx. Set and substitute
3678 ENABLE_BUILD_WITH_CXX. Set and substitute HOST_LIBS.
3679 * Makefile.in (CXXFLAGS): New variable.
3680 (C_LOOSE_WARN, C_STRICT_WARN): New variables.
3681 (GCC_WARN_CFLAGS): Add $(C_LOOSE_WARN). Add $(C_STRICT_WARN) if
3682 the default is the same as $(STRICT_WARN).
3683 (GCC_WARN_CXXFLAGS, WARN_CXXFLAGS): New variables.
3684 (CXX): New variable.
3685 (COMPILER): New value if ENABLE_BUILD_WITH_CXX.
3686 (COMPILER_FLAGS, LINKER, LINKER_FLAGS): Likewise.
3687 (ALL_COMPILERFLAGS, ALL_LINKERFLAGS): Likewise.
3688 (HOST_LIBS): New variable.
3689 (GCC_CFLAGS): Add $(C_LOOSE_WARN).
3690 (ALL_CXXFLAGS): New variable.
3691 (LIBS, BACKENDLIBS): Add $(HOST_LIBS).
3692 * doc/install.texi (Configuration): Document
3693 --enable-build-with-cxx, --with-stage1-ldflags,
3694 --with-stage1-libs, --with-boot-ldflags, --with-boot-libs.
3695 * configure: Rebuild.
3697 2009-06-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3699 * config/arm/arm.c (arm_override_options): Fix braces and formatting
3700 from previous commit.
3702 2009-06-23 Ian Lance Taylor <iant@google.com>
3704 * Makefile.in ($(out_object_file)): Depend upon $(DF_H).
3706 2009-06-23 Ian Lance Taylor <iant@google.com>
3708 * reload.c (alternative_allows_const_pool_ref): Mark mem parameter
3709 with ATTRIBUTE_UNUSED.
3711 2009-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
3712 Pat Haugen <pthaugen@us.ibm.com>
3713 Revital Eres <eres@il.ibm.com>
3715 * config.in (HAVE_AS_POPCNTD): Add default definition.
3716 (HAVE_AS_LWSYNC): Ditto.
3718 * configure.ac (gcc_cv_as_powerpc_mfpgpr): Provide real binutils
3720 (gcc_cv_as_powerpc_cmpb): Ditto.
3721 (gcc_cv_as_powerpc_dfp): Ditto.
3722 (gcc_cv_as_powerpc_vsx): Ditto.
3723 (gcc_cv_as_powerpc_popcntd): Add feature test for assembler
3724 supporting the popcntd/lwsync instructions.
3725 (gcc_cv_as_powerpc_lwsync): Ditto.
3726 * configure: Regenerate.
3728 * config/rs6000/aix53.h (ASM_CPU_SPEC): Add support for
3729 -mcpu=native and -mcpu=power7.
3730 * config/rs6000/aix61.h (ASM_CPU_SPEC): Ditto.
3732 * config/rs6000/linux64.opt (-mprofile-kernel): Move switch to be
3733 a variable instead of a mask to reduce the number of mask bits.
3734 * config/rs6000/sysv4.opt (-mbit-align): Ditto.
3735 (-mbit-word): Ditto.
3736 (-mregnames): Ditto.
3737 * config/rs6000/rs6000.opt (-mupdate): Ditto.
3738 (-mfused-madd): Ditto.
3740 * config/rs6000/rs6000.opt (-mpopcntd): New switch for non-VSX ISA
3742 (-mvsx): New switch for VSX instructions.
3743 (-misel): Move from a variable to a mask to allow it to be set by
3746 * config/rs6000/rs6000-protos.h (rs6000_hard_regno_nregs): Change
3747 function declaration to an array declaration.
3748 (rs6000_hard_regno_nregs): New external array declaration.
3750 * config/rs6000/t-rs6000 (MD_INCLUDES): Define, add all of the .md
3751 files included by rs6000.md.
3753 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
3754 SET_PROFILE_KERNEL macro to reset the -mprofile-kernel switch.
3756 * config/rs6000/rs6000.c (rs6000_isel): Delete, -misel moved to be
3758 (rs6000_debug_reg): New -mdebug= variables.
3759 (rs6000_debug_addr): Ditto.
3760 (rs6000_debug_cost): Ditto.
3761 (rs6000_pmode): New variable to hold Pmode.
3762 (rs6000_pointer_size): New variable to hold POINTER_SIZE.
3763 (rs6000_class_max_nregs): New array to hold CLASS_MAX_NREGS
3764 calculated at compiler start.
3765 (rs6000_hard_regno_nregs): Change function to an array which holds
3766 HARD_REGNO_NREGS calculated at compiler start.
3767 (rs6000_explicit_options): Delete isel field.
3768 (rs6000_vector_unit): New array to hold which vector unit
3769 supports arithmetic options for a given type.
3770 (rs6000_vector_mem): New array to hold which vector unit supports
3771 memory reference operations for a given type.
3772 (rs6000_vector_align): New array to given the alignment of each
3774 (power7_cost): New basic costs for power7.
3775 (SET_PROFILE_KERNEL): New macro for resetting -mprofile-kernel.
3776 (rs6000_hard_regno_nregs_internal): New function, moved from
3777 HARD_REGNO_NREGS, to calculate the number of registers each hard
3778 register takes for each type.
3779 (rs6000_debug_reg_print): New function for -mdebug=reg support.
3780 (rs6000_debug_vector_unit): New array, map rs6000_vector to string.
3781 (+rs6000_init_hard_regno_mode_ok): New function, move calculation
3782 of HARD_REGNO_NREGS, CLASS_MAX_NREGS, REGNO_REG_CLASS, and vector
3783 unit information here so it is calculated once at compiler startup
3785 (rs6000_override_options): Make -misel a target mask. Add more
3786 power7 target masks. Setup Pmode and POINTER_SIZE. Add initial
3787 VSX support. Add support for -mdebug=reg, -mdebug=addr, and
3789 (POWERPC_MASKS): Add MASK_POPCNTD, MASK_VSX, and MASK_ISEL.
3790 (rs6000_handle_option): Move -misel from variable to target mask.
3791 (rs6000_builtin_mask_for_load): Add VSX support.
3792 (rs6000_conditional_register_usage): Ditto.
3793 (USE_ALTIVEC_FOR_ARG_P): Ditto.
3794 (function_arg_boundary): Ditto.
3795 (rs6000_expand_builtin): Ditto.
3796 (def_builtin): Make abort message a little friendlier.
3797 (rs6000_emit_int_cmove): Add support for 64-bit isel.
3799 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Depend on the
3800 assembler support the popcntd instruction instead of a vsx
3801 instruction to enable power7 support.
3802 (ASM_CPU_SPEC): Add support for -mcpu=native and -mcpu=power7.
3803 (EXTRA_SPECS): Add ASM_CPU_NATIVE_SPEC to allow passing the right
3804 option to the assembler if -mcpu=native.
3805 (ASM_CPU_NATIVE_SPEC): Ditto.
3806 (TARGET_POPCNTD): If assembler doesn't support popcntd, turn off
3808 (TARGET_LWSYNC_INSTRUCTION): Define whether it is safe to issue
3809 the lwsync instruction.
3810 (enum processor_type): Add PROCESSOR_POWER7.
3811 (rs6000_debug_reg): New -mdebug= options.
3812 (rs6000_debug_addr): Ditto.
3813 (rs6000_debug_cost): Ditto.
3814 (rs6000_isel): Delete.
3815 (enum rs6000_vector): New enum to say what vector unit we have.
3816 (VECTOR_UNIT_*): New macros to say which vector unit has
3817 arithmetic operations for a given type.
3818 (VECTOR_MEM_*): New macros to say which vector unit has memory
3819 operations for a given type.
3820 (TARGET_LDBRX): Whether the machine supports the ldbrx
3822 (TARGET_ISEL): Delete, -misel moved to be a mask.
3823 (TARGET_ISEL64): New macro for 64-bit isel support.
3824 (UNITS_PER_VSX_WORD): New macro.
3825 (POINTER_SIZE): Move to be an external variable, rather than
3826 calculating whether we are generating 32 ot 64-bit code.
3828 (STACK_BOUNDARY): Add VSX support.
3829 (LOCAL_ALIGNMENT): Ditto.
3830 (SLOW_UNALIGNED_ACCESS): Ditto.
3831 (VSX_REGNO_P): New macro for VSX support.
3832 (VFLOAT_REGNO_P): Ditto.
3833 (VINT_REGNO_P): Ditto.
3834 (VLOGICAL_REGNO_P): Ditto.
3835 (VSX_VECTOR_MODE): Ditto.
3836 (VSX_SCALAR_MODE): Ditto.
3838 (VSX_MOVE_MODE): Ditto.
3839 (VSX_REG_CLASS_P): Ditto.
3840 (HARD_REGNO_NREGS): Instead of calling a function, use an array
3842 (UNITS_PER_SIMD_WORD): Add VSX support.
3843 (MODES_TIEABLE_P): Ditto.
3844 (STARTING_FRAME_OFFSET): Ditto.
3845 (STACK_DYNAMIC_OFFSET): Ditto.
3846 (EPILOGUE_USES): Ditto.
3847 (REGNO_REG_CLASS): Move to array lookup.
3848 (CLASS_MAX_NREGS): Ditto.
3849 (rs6000_vector_reg_class): Add declaration.
3850 (ADDITIONAL_REGISTER_NAMES): Add VSX names for the registers that
3851 overlap with the floating point and Altivec registers.
3853 * config/rs6000/e500.h (CHECK_E500_OPTIONS): Disallow -mvsx.
3855 * config/rs6000/driver-rs6000.c (asm_names): New static array to
3856 give the appropriate asm switches if -mcpu=native.
3857 (host_detect_local_cpu): Add support for "asm".
3858 (host_detect_local_cpu): Follow GNU code guidelines for name.
3860 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Move
3861 -mbit-word to a variable instead of being a target mask.
3863 * config/rs6000/sync.md (lwsync): If the assembler supports it,
3864 emit the lwsync instruction instead of emitting the instruction as
3865 an integer constant.
3867 * config/rs6000/spe.md (spe_fixuns_truncdfsi2): Rename from
3868 fixuns_trundfsi2, move expander into rs6000.md.
3870 * config/rs6000/rs6000.md (cpu): Add power7.
3871 (sel, *ptrsize): New mode attributes for 32/64-bit isel.
3872 (logical predicate patterns): Change the single instruction
3873 primitives that set CR0 to be fast_compare instead of compare.
3875 (popcntwsi2): Add support for ISA 2.06 popcount instructions.
3876 (popcntddi2): Ditto.
3877 (popcount<mode>): Ditto.
3878 (floating multiply/add insns): Name the floating point
3880 (isel_signed_<mode>): Add support for -misel on 64-bit systems.
3881 (isel_unsigned_<mode>): Ditto.
3882 (fixuns_trundfsi2): Move expander here from spe.md.
3883 (smindi3): Define if we have -misel on 64-bit systems.
3888 2009-06-23 Anatoly Sokolov <aesok@post.ru>
3890 * config.gcc (avr-*-rtems*, avr-*-*): Set extra_gcc_objs and
3892 * config/avr/avr.c (avr_current_device): New variable.
3893 (avr_arch_types, avr_mcu_types): Move to avr-deveces.c.
3894 (avr_arch, mcu_type_s): Move to avr.h.
3895 * config/avr/avr.h (base_arch_s). Add reserved2, arch_name and
3896 default_data_section_start fields.
3897 (avr_arch): Moved from avr.c.
3898 (mcu_type_s): Moved from avr.c. Add short_sp, data_section_start and
3899 library_name fields.
3900 (avr_current_device, avr_mcu_types, avr_arch_types,
3901 avr_device_to_arch, avr_device_to_data_start,
3902 avr_device_to_startfiles, avr_device_to_devicelib): Declare.
3903 (EXTRA_SPEC_FUNCTIONS): Define.
3904 (LINK_SPEC): Remove device name to '-m ...' and '-Tdata ...' linker
3905 options mapping. Use device_to_arch and device_to_data_start insted.
3906 (STARTFILE_SPEC): Use device_to_startfile instead of crt_binutils.
3907 (CRT_BINUTILS_SPECS, EXTRA_SPECS): Remove.
3908 * config/avr/t-avr (driver-avr.o, avr-devices.o): New rules.
3909 * config/avr/driver-avr.c: New file.
3910 * config/avr/avr-devices.c: New file.
3912 2009-06-23 Jakub Jelinek <jakub@redhat.com>
3914 * var-tracking.c (unshare_variable): Force initialized to
3915 be VAR_INIT_STATUS_INITIALIZED unless flag_var_tracking_uninit.
3916 (set_variable_part): Likewise.
3917 (struct variable_union_info): Remove pos_src field.
3918 (vui_vec, vui_allocated): New variables.
3919 (variable_union): Pass VAR_INIT_STATUS_UNKNOWN to unshare_variable
3920 unconditionally. Avoid XCVECNEW/free for every sorting, for dst_l
3921 == 1 use a simpler sorting algorithm. Compute pos field right
3922 away, don't fill in pos_src. For dst_l == 2 avoid qsort.
3923 Avoid quadratic comparison if !flag_var_tracking_uninit.
3924 (variable_canonicalize): Pass VAR_INIT_STATUS_UNKNOWN to
3925 unshare_variable unconditionally.
3926 (dataflow_set_different_2): Removed.
3927 (dataflow_set_different): Don't traverse second hash table.
3928 (compute_bb_dataflow): Pass VAR_INIT_STATUS_UNINITIALIZED
3929 unconditionally to var_reg_set or var_mem_set.
3930 (emit_notes_in_bb): Likewise.
3931 (delete_variable_part): Pass VAR_INIT_STATUS_UNKNOWN to
3933 (emit_note_insn_var_location): Don't set initialized to
3934 VAR_INIT_STATUS_INITIALIZED early.
3935 (vt_finalize): Free vui_vec if needed, clear vui_vec and
3937 * rtl.c (rtx_equal_p): Don't implement on top of rtx_equal_p_cb.
3939 * tree-object-size.c (addr_object_size): Instead of checking
3940 for non-NULL TREE_CHAIN of the FIELD_DECL check that there
3941 are no FIELD_DECLs following it.
3943 2009-06-23 Andreas Krebbel <krebbel1@de.ibm.com>
3945 * tree-ssa-math-opts.c (find_bswap): Increase the search depth in
3946 order to match bswaps with signed source operands.
3948 2009-06-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
3950 * sdbout.c (sdbout_one_type): Fix braces in switch.
3952 2009-06-23 Richard Guenther <rguenther@suse.de>
3954 * tree-ssa-structalias.c (struct variable_info): Add is_global_var
3956 (var_anything, anything_tree, var_nothing, nothing_tree, var_readonly,
3957 readonly_tree, var_escaped, escaped_tree, var_nonlocal, nonlocal_tree,
3958 var_callused, callused_tree, var_storedanything, storedanything_tree,
3959 var_integer, integer_tree): Remove global variables.
3960 (new_var_info): Do not pass new id, append the new var to the
3961 global variable vector.
3962 (do_ds_constraint): Use is_global_var member of the variable-info.
3963 (new_scalar_tmp_constraint_exp): Adjust.
3964 (create_function_info_for): Likewise.
3965 (create_variable_info_for): Likewise.
3966 (find_what_var_points_to): Remove dead code.
3967 (init_base_vars): Simplify.
3968 (compute_points_to_sets): Adjust.
3970 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
3972 * combine.c (try_combine): Dump information about the insns we're
3975 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
3977 * combine.c (combine_simplify_rtx): Remove TRULY_NOOP_TRUNCATION
3978 check when calling force_to_mode on TRUNCATE's operand.
3980 2009-06-22 Ian Lance Taylor <iant@google.com>
3982 * config/rs6000/rs6000.opt: Move msched-epilog before msched-prolog.
3984 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
3986 * config/arm/arm.md (prologue_use): Set length of fake insn to 0.
3988 2009-06-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3990 * doc/invoke.texi (Link Options): -nodefaultlibs and -nostdlib
3991 override library linkage flags such as -static-libgcc or
3994 2009-06-22 Maxim Kuvyrkov <maxim@codesourcery.com>
3996 * config/m68k/m68k-devices.def: Add line for MCF5221x.
3998 2009-06-22 Ian Lance Taylor <iant@google.com>
4000 * config/linux.opt: Put mglibc ahead of muclibc.
4002 * c-decl.c (diagnose_mismatched_decls): Add -Wc++-compat warning
4003 for duplicate decls.
4005 2009-06-22 Matthias Klose <doko@ubuntu.com>
4007 * Makefile.in (install-plugin): Remove extra `/' after $(DESTDIR).
4009 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
4012 * c-parser.c (c_parser_objc_message_args): Return error_mark_node
4013 instead of NULL if a parser error occurs.
4015 2009-06-22 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4017 * dwarf2out.c (dwarf2_debug_hooks): Initialize
4018 non-DWARF2_DEBUGGING_INFO version.
4020 2009-06-22 Kai Tietz <kai.tietz@onevision.com>
4022 * config.gcc (i[34567]86-*-mingw*, x86_64-*-mingw*): Add
4023 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file.
4025 * config/i386/mingw32.h (LIBGCC2_HAS_TF_MODE): Define.
4026 (LIBGCC2_TF_CEXT): Define.
4029 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4032 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Fix definition.
4034 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4036 * config/arm/arm.c (arm_override_options): Disable
4037 -mcaller-super-interworking and -mcallee-super-interworking.
4038 * doc/invoke.texi (ARM Options): Document this.
4040 2009-06-22 Nathan Sidwell <nathan@codesourcery.com>
4042 * config/arm/arm.c (arm_print_operand): Deal with HIGH.
4043 * config/arm/constraints.md (j): New constraint for movw operands.
4044 (N): Remove thumb2 meaning.
4045 * config/arm/arm.md (*arm_movw): Delete.
4046 (*arm_movsi_insn): Use j constraint for movw instead of N constraint.
4047 * config/arm/vfp.md (*arm_movsi_vfp, *thumb2_movsi_vfp): Likewise.
4048 * config/arm/thumb2.md (*thumb2_movsi_insn): Likewise.
4050 2009-06-22 Martin Jambor <mjambor@suse.cz>
4052 PR tree-optimization/40492
4053 * tree-sra.c (sra_modify_assign): Pass zero offsets to
4054 build_ref_for_offset.
4056 2009-06-22 Shujing Zhao <pearly.zhao@oracle.com>
4058 * alias.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P, CALL_P, NOTE_P and
4059 JUMP_TABLE_DATA_P predicates where applicable.
4060 * auto-inc-dec.c: Ditto.
4061 * builtins.c: Ditto.
4062 * caller-save.c: Ditto.
4064 * cfgcleanup.c: Ditto.
4065 * cfglayout.c: Ditto.
4068 * combine-stack-adj.c: Ditto.
4074 * dwarf2asm.c: Ditto.
4075 * dwarf2out.c: Ditto.
4076 * emit-rtl.c: Ditto.
4082 * function.c: Ditto.
4085 * genpreds.c: Ditto.
4086 * genrecog.c: Ditto.
4088 * ira-costs.c: Ditto.
4089 * ira-lives.c: Ditto.
4092 * lower-subreg.c: Ditto.
4093 * modulo-sched.c: Ditto.
4095 * postreload.c: Ditto.
4096 * print-rtl.c: Ditto.
4105 * sched-vis.c: Ditto.
4107 * sel-sched-ir.c: Ditto.
4108 * simplify-rtx.c: Ditto.
4109 * targhooks.c: Ditto.
4110 * var-tracking.c: Ditto.
4111 * vmsdbgout.c: Ditto.
4113 2009-06-22 Matthias Klose <doko@ubuntu.com>
4115 * Makefile.in (install-plugin): Always use DESTDIR.
4117 2009-06-22 Olivier Hainque <hainque@adacore.com>
4119 * config/pa/pa.c (output_call): Don't optimize post call jumps
4120 into return address adjustments if the call may throw.
4122 2009-06-21 Richard Earnshaw <rearnsha@arm.com>
4124 * arm.c (thumb1_output_casesi): New function.
4125 * arm.h (CASE_VECTOR_PC_RELATIVE): Thumb-1 code is also relative if
4126 optimizing for size or PIC.
4127 (CASE_VECTOR_SHORTEN_MODE): Handle thumb-1.
4128 * arm.md (UNSPEC_THUMB1_CASESI): New constant.
4129 (casesi): Handle Thumb-1 when optimizing for size or PIC.
4130 (thumb1_casesi_internal_pic): New expand rule.
4131 (thumb1_casesi_dispatch): New pattern.
4132 * aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use shortened vectors for
4134 * coff.h (JUMP_TABLES_IN_TEXT_SECTION): Thumb-1 jump tables are now
4135 in the text seciton when PIC or optimizing for size.
4136 * elf.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
4137 * lib1funcs.asm ([__ARM_EABI__]): Add an attribute describing stack
4138 preservation properties of code.
4139 (__gnu_thumb1_case_sqi, __gnu_thumb1_case_uqi): New functions.
4140 (__gnu_thumb1_case_shi, __gnu_thumb1_case_uhi): New functions.
4141 (__gnu_thumb1_case_si): New function.
4142 * t-arm (LIB1ASMSRC): Define here.
4143 (LIB1ASMFUNCS): Add some common functions.
4144 * t-arm-elf (LIB1ASMSRC): Delete.
4145 (LIB1ASMFUNCS): Append to existing set.
4146 * t-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
4147 * t-strongarm-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
4148 * t-symbian (LIB1ASMFUNCS): Likewise.
4149 * t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
4150 * t-wince-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
4152 2009-06-21 Richard Guenther <rguenther@suse.de>
4154 PR tree-optimization/38729
4155 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Restrict
4156 to loops with a single exit if -fno-expensive-optimizations.
4158 2009-06-21 Jakub Jelinek <jakub@redhat.com>
4160 * var-tracking.c (struct shared_hash_def, shared_hash): New types.
4161 (dataflow_set): Change vars type from htab_t to shared_hash.
4162 (shared_hash_pool, empty_shared_hash): New variables.
4163 (vars_clear): Removed.
4164 (shared_hash_shared, shared_hash_htab, shared_hash_copy,
4165 shared_hash_find_slot_unshare, shared_hash_find_slot,
4166 shared_hash_find_slot_noinsert, shared_hash_find): New
4168 (shared_hash_unshare, shared_hash_destroy): New functions.
4169 (unshare_variable): Unshare set->vars if shared, use
4171 (vars_copy): Use htab_traverse_noresize instead of htab_traverse.
4172 (get_init_value, find_src_set_src, dump_dataflow_set,
4173 clobber_variable_part, emit_notes_for_differences): Use
4175 (dataflow_set_init): Remove second argument, set vars to
4176 empty_shared_hash instead of creating a new htab.
4177 (dataflow_set_clear): Call shared_hash_destroy and set vars
4178 to empty_shared_hash instead of calling vars_clear.
4179 (dataflow_set_copy): Don't call vars_copy, instead just share
4180 the src htab with dst.
4181 (variable_union): Use shared_hash_*, use initially NO_INSERT
4182 lookup if set->vars is shared. Don't keep slot cleared before
4183 calling unshare_variable. Unshare set->vars if needed.
4184 Even ->refcount == 1 vars must be unshared if set->vars is shared
4185 and var needs to be modified.
4186 (variable_canonicalize): New function.
4187 (dataflow_set_union): If dst->vars is empty, just share src->vars
4188 with dst->vars and traverse with variable_canonicalize to canonicalize
4189 and unshare what is needed.
4190 (dataflow_set_different): If old_set and new_set use the same shared
4191 htab, they aren't different. If number of htab elements is different,
4192 htabs are different. Use shared_hash_*.
4193 (dataflow_set_destroy): Call shared_hash_destroy instead of
4195 (compute_bb_dataflow, emit_notes_in_bb, vt_emit_notes): Don't pass
4196 second argument to dataflow_set_init.
4197 (vt_initialize): Likewise. Initialize shared_hash_pool and
4198 empty_shared_hash, move bb in/out initialization afterwards.
4199 Use variable_htab_free instead of NULL as changed_variables del hook.
4200 (variable_was_changed): Change type of second argument to pointer to
4201 dataflow_set. When inserting var into changed_variables, bump
4202 refcount. Unshare set->vars if set is shared htab and slot needs to
4204 (set_variable_part): Use shared_hash_*, use initially NO_INSERT
4205 lookup if set->vars is shared. Unshare set->vars if needed.
4206 Even ->refcount == 1 vars must be unshared if set->vars is shared
4207 and var needs to be modified. Adjust variable_was_changed caller.
4208 (delete_variable_part): Use shared_hash_*. Even ->refcount == 1
4209 vars must be unshared if set->vars is shared and var needs to be
4210 modified. Adjust variable_was_changed caller.
4211 (emit_note_insn_var_location): Don't pool_free var.
4212 (emit_notes_for_differences_1): Initialize empty_var->refcount to 0
4214 (vt_finalize): Call htab_delete on empty_shared_hash->htab and
4215 free_alloc_pool on shared_hash_pool.
4217 2009-06-20 Anthony Green <green@moxielogic.com>
4219 * config/moxie/sfp-machine.h (__gcc_CMPtype, CMPtype): Define.
4220 * config/moxie/moxie.h (LOAD_EXTEND_OP): Define.
4222 2009-06-20 Richard Guenther <rguenther@suse.de>
4224 * tree-ssa-structalias.c (find_func_aliases): For memset use
4225 a constraint from NULL if we memset to zero.
4226 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Add builtins
4227 we explicitly handle that do not read from memory.
4228 (call_may_clobber_ref_p_1): Properly handle builtins that may
4231 2009-06-20 Richard Guenther <rguenther@suse.de>
4233 PR tree-optimization/40495
4234 * tree-ssa-structalias.c (get_constraint_exp_for_temp): Remove.
4235 (new_scalar_tmp_constraint_exp): New function.
4236 (process_constraint): Do not create temporary decls.
4237 (process_all_all_constraints): Likewise.
4238 (handle_const_call): Likewise.
4239 (create_function_info_for): Do not set decl.
4241 2009-06-19 Ian Lance Taylor <iant@google.com>
4243 * config/rs6000/rs6000.c (rs6000_explicit_options): Make static.
4244 (rs6000_attribute_table): Make static; move before use.
4246 2009-06-19 Eric Botcazou <ebotcazou@adacore.com>
4248 * tree.c (substitute_in_expr) <COMPONENT_REF>: Tweak and reformat.
4249 <tcc_vl_exp>: Call process_call_operands on the new CALL_EXPR.
4250 Propagate the TREE_READONLY flag without overwriting it.
4251 (substitute_placeholder_in_expr) <tcc_vl_exp>: Likewise.
4252 Propagate the TREE_READONLY flag onto the result.
4253 (process_call_operands): Move around. Use correct constant value.
4255 2009-06-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4258 * config/arm/arm.c (thumb_shiftable_const): Truncate val to 32 bits.
4259 * config/arm/arm.md: Likewise.
4261 2009-06-19 Ian Lance Taylor <iant@google.com>
4263 * tree-cfg.c (gimple_redirect_edge_and_branch): Change ERROR_MARK
4264 to GIMPLE_ERROR_MARK.
4266 * c-typeck.c (build_conditional_expr): Add op1_original_type and
4267 op2_original_type parameters. Warn about using different enum types.
4268 * c-parser.c (c_parser_conditional_expression): Pass original
4269 types to build_conditional_expr.
4270 * c-tree.h (build_conditional_expr): Update declaration.
4272 2009-06-19 Ian Lance Taylor <iant@google.com>
4274 * config/i386/i386.c (ix86_function_specific_save): Test that
4275 fields match values, rather than testing the values are in a
4278 2009-06-19 Richard Guenther <rguenther@suse.de>
4280 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Handle
4282 (ptr_derefs_may_alias_p): Likewise.
4283 (ptr_deref_may_alias_ref_p_1): New function.
4284 (ptr_deref_may_alias_ref_p): Likewise.
4285 (ref_maybe_used_by_call_p_1): Handle builtins that are not
4286 covered by looking at the ESCAPED solution.
4287 (call_may_clobber_ref_p_1): Likewise.
4288 * tree-ssa-structalias.c (get_constraint_for_ptr_offset):
4289 Handle NULL_TREE offset. Do not produce redundant constraints.
4290 (process_all_all_constraints): New helper function.
4291 (do_structure_copy): Use it.
4292 (handle_lhs_call): Likewise.
4293 (find_func_aliases): Handle some builtins with pointer arguments
4294 and/or return values explicitly.
4296 2009-06-19 Ian Lance Taylor <iant@google.com>
4298 * varasm.c (const_rtx_hash_1): Remove const qualifier from shift.
4300 2009-06-19 Ian Lance Taylor <iant@google.com>
4302 * rtl.h (SUBREG_PROMOTED_UNSIGNED_P): Add cast to int.
4304 2009-06-19 Ian Lance Taylor <iant@google.com>
4306 * ggc-page.c (ggc_pch_write_object): Initialize emptyBytes.
4307 * sdbout.c (sdb_debug_hooks): Initialize non-SDB_DEBUGGING_INFO
4310 * c-decl.c (finish_decl): If -Wc++-compat, warn about
4311 uninitialized const.
4313 2009-06-19 Ian Lance Taylor <iant@google.com>
4315 * dse.c (struct store_info): Rename bitmap field to bmap. Change
4318 * c-decl.c (in_struct, struct_types): Remove.
4319 (struct c_binding): Add in_struct field.
4320 (c_binding_ptr): Define type, along with VEC.
4321 (struct c_struct_parse_info): Define.
4322 (struct_parse_info): New static variable.
4323 (bind): Initialize in_struct field.
4324 (start_struct): Remove enclosing_in_struct and
4325 enclosing_struct_types parameters. Add
4326 enclosing_struct_parse_info parameter. Change all callers. Set
4327 struct_parse_info rather than in_struct and struct_types.
4328 (grokfield): If -Wc++-compat and there is a symbol binding for the
4329 field name, set the in_struct flag and push it on the
4330 struct_parse_info->fields vector.
4331 (warn_cxx_compat_finish_struct): New static function.
4332 (finish_struct): Remove enclosing_in_struct and
4333 enclosing_struct_types parameters. Add
4334 enclosing_struct_parse_info parameter. Change all callers. Don't
4335 set C_TYPE_DEFINED_IN_STRUCT here. Call
4336 warn_cxx_compat_finish_struct. Free struct_parse_info and set to
4337 parameter. Only push on struct_types if warn_cxx_compat.
4338 (finish_enum): Only push on struct_types if warn_cxx_compat.
4339 (declspecs_add_type): Add loc parameter. Change all callers.
4340 Change all error calls to error_at. Pass loc, not input_location,
4341 to pedwarn calls. Warn if -Wc++-compat and a typedef name is
4342 defined in a struct. If -Wc++-compat and parsing a struct, record
4343 that a typedef name was used.
4344 * c-parser.c (c_parser_declspecs): Get location to pass to
4346 (c_parser_struct_or_union_specifier): Update calls to start_struct
4348 * c-tree.h (struct c_struct_parse_info): Declare.
4349 (finish_struct, start_struct): Update declarations.
4350 (declspecs_add_type): Update declaration.
4352 2009-06-19 Ian Lance Taylor <iant@google.com>
4354 * c-decl.c (grokdeclarator): If -Wc++-compat, warn about a global
4355 variable with an anonymous type.
4357 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
4359 * see.c: Remove for real.
4361 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
4363 * optabs.h (enum optab_index): Add new OTI_significand.
4364 (significand_optab): Define corresponding macro.
4365 * optabs.c (init_optabs): Initialize significand_optab.
4366 * genopinit.c (optabs): Implement significand_optab using
4367 significand?f2 patterns.
4368 * builtins.c (expand_builtin_mathfn): Handle
4369 BUILT_IN_SIGNIFICAND{,F,L}.
4370 (expand_builtin): Expand BUILT_IN_SIGNIFICAND{,F,L} using
4371 expand_builtin_mathfn if flag_unsafe_math_optimizations is set.
4373 * config/i386/i386.md (significandxf2, significand<mode>2): New
4374 expanders to implement significandf, significand and significandl
4375 built-ins as inline x87 intrinsics.
4377 2009-06-18 Anatoly Sokolov <aesok@post.ru>
4379 * config/avr/avr.c (avr_override_options): Remove setting value of
4380 PARAM_INLINE_CALL_COST.
4382 2009-06-18 Richard Henderson <rth@redhat.com>
4385 * tree-pass.h (TDF_ASMNAME): New.
4386 * tree-dump.c (dump_options): Add asmname.
4387 * doc/invoke.texi: Document it.
4389 * tree-pretty-print.c (maybe_dump_asm_name): Merge into...
4390 (dump_decl_name): ...here.
4391 (dump_function_name): New flags arg; mind TDF_ASMNAME.
4392 (dump_generic_node): Update dump_function_name calls.
4393 (print_call_name): New flags arg; update all dump calls.
4394 * diagnostic.h (print_call_name): Update.
4395 * gimple-pretty-print.c (dump_gimple_call): Update.
4397 2009-06-18 H.J. Lu <hongjiu.lu@intel.com>
4400 * config/i386/i386.h (CLASS_LIKELY_SPILLED_P): Add SSE_FIRST_REG.
4402 2009-06-18 Diego Novillo <dnovillo@google.com>
4404 * doc/plugins.texi: Document plugin_is_GPL_compatible.
4405 * plugin.c (str_license): Declare.
4406 (try_init_one_plugin): Assert that the symbol
4407 'plugin_is_GPL_compatible' exists.
4409 2009-06-18 Sergei Dyshel <sergeid@il.ibm.com>
4412 * Makefile.in (OBJS-common): Remove see.o.
4414 * common.opt (fsee): Mark as preserved for backward compatibility.
4415 * opts.c (common_handle_option): Add OPT_fsee to the backward
4416 compatibility section.
4417 * passes.c (init_optimization_passes, pass_see): Remove pass.
4418 * timevar.def (TV_SEE): Remove.
4419 * tree-pass.h (pass_see): Remove declaration.
4420 * doc/invoke.texi (-fsee): Remove documentation.
4422 2009-06-18 Martin Jambor <mjambor@suse.cz>
4424 * tree-sra.c: Include statistics.h
4425 (sra_stats): New variable.
4426 (sra_initialize): Clear sra_stats.
4427 (create_access_replacement): Increment sra_stats.replacements.
4428 (get_access_replacement): Do not return twice.
4429 (analyze_all_variable_accesses): Increment statistics counter by the
4430 number of scalarized aggregates.
4431 (generate_subtree_copies): Increment sra_stats.subtree_copies.
4432 (sra_modify_expr): Increment sra_stats.exprs.
4433 (load_assign_lhs_subreplacements): Increment sra_stats.subreplacements.
4434 (sra_modify_assign): Increment sra_stats.exprs,
4435 sra_stats.separate_lhs_rhs_handling and sra_stats.deleted.
4436 (perform_intra_sra): Update statistics counters.
4437 * Makefile.in (tree-sra.o): Add statistics.h to dependencies.
4439 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
4441 * config/arm/arm.c (TARGET_SCALAR_MODE_SUPPORTED_P): Redefine.
4442 (arm_scalar_mode_supported_p): New function.
4444 2009-06-18 Paul Brook <paul@codesourcery.com>
4445 Sandra Loosemore <sandra@codesourcery.com>
4447 * config/arm/sfp-machine.h (_FP_NANFRAC_H, _FP_NANSIGN_H): Define.
4448 (__extendhfsf2, __truncsfhf2): Define.
4449 * config/arm/fp16.c: New file.
4450 * config/arm/t-bpabi (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
4451 * config/arm/t-symbian (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
4453 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
4455 * doc/extend.texi (Half-Precision): New section.
4456 * doc/invoke.texi (Option Summary): List -mfp16-format.
4457 (ARM Options): List neon-fp16 as -mfpu value. Document -mfp16-format.
4458 * config/arm/arm.opt (mfp16-format=): New.
4459 * config/arm/arm.c: Include intl.h.
4460 (TARGET_INVALID_PARAMETER_TYPE): Redefine.
4461 (TARGET_INVALID_RETURN_TYPE): Redefine.
4462 (TARGET_PROMOTED_TYPE): Redefine.
4463 (TARGET_CONVERT_TO_TYPE): Redefine.
4464 (arm_fp16_format): Define.
4465 (all_fpus): Add entry for neon-fp16.
4466 (fp_model_for_fpu): Likewise.
4467 (struct fp16_format): Declare.
4468 (all_fp16_formats): Define.
4469 (arm_init_libfuncs): Add entries for HFmode conversions and arithmetic
4471 (arm_override_options): Set arm_fp16_format. Call sorry for fp16
4473 (arm_legitimate_index_p): Treat HFmode like HImode.
4474 (thumb1_legitimate_address_p): Make it recognize HFmode constants.
4475 (coproc_secondary_reload_class): Special-case HFmode.
4476 (arm_print_operand): Add 'z' specifier for vld1.16/vst1.16.
4477 (arm_hard_regno_mode_ok): Allow HFmode values in VFP registers.
4478 (arm_init_fp16_builtins): New.
4479 (arm_init_builtins): Call it.
4480 (arm_invalid_parameter_type): New.
4481 (arm_invalid_return_type): New.
4482 (arm_promoted_type): New.
4483 (arm_convert_to_type).
4484 (arm_file_start): Deal with neon-fp16 as fpu_name. Emit tag for fp16
4486 (arm_emit_fp16_const): New function.
4487 (arm_mangle_type): Mangle __fp16 as "Dh".
4488 * config/arm/arm.h (TARGET_VFPD32): Make it know about
4490 (TARGET_NEON_FP16): New.
4491 (TARGET_NEON): Make it know about FPUTYPE_NEON_FP16.
4492 (enum fputype): Add FPUTYPE_NEON_FP16.
4493 (enum arm_fp16_format_type): Declare.
4494 (arm_fp16_format): Declare.
4495 (LARGEST_EXPONENT_IS_NORMAL): Define.
4496 * config/arm/arm-protos.h (arm_emit_fp16_const): Declare.
4497 * config/arm/arm-modes.def (HFmode): Define.
4498 * config/arm/vfp.md: (*movhf_vfp): New.
4501 * config/arm/arm.md: (fpu): Add neon_fp16.
4502 (floatsihf2, floatdihf2): New.
4503 (fix_trunchfsi2, fix_trunchfdi2): New.
4507 (*arm32_movhf): New.
4508 (*thumb1_movhf): New.
4509 (consttable_2): Add check for HFmode constants.
4510 (consttable_4): Handle HFmode constants.
4512 2009-06-18 Uros Bizjak <ubizjak@gmail.com>
4514 * convert.c (convert_to_integer): Convert (int)logb() into ilogb().
4516 2009-06-17 Olivier Hainque <hainque@adacore.com>
4518 * collect2.c (main): Use CONST_CAST2 to perform char ** to
4519 const char ** conversion in AIX specific section.
4521 2009-06-17 H.J. Lu <hongjiu.lu@intel.com>
4523 * config/i386/i386.c (ix86_special_builtin_type): Remove
4524 UINT64_FTYPE_PINT. Add UINT64_FTYPE_PUNSIGNED.
4525 (bdesc_special_args): Updated.
4526 (ix86_init_mmx_sse_builtins): Likewise.
4527 (ix86_expand_special_args_builtin): Likewise.
4529 2009-06-17 Richard Henderson <rth@redhat.com>
4531 * tree-pretty-print.c (maybe_dump_asm_name): New.
4532 (dump_decl_name): Use it.
4533 (PRINT_FUNCTION_NAME): Merge into...
4534 (dump_function_name): ... here. Use maybe_dump_asm_name.
4536 2009-06-17 Cary Coutant <ccoutant@google.com>
4538 * dbxout.c (dbxout_source_line): Add is_stmt parameter.
4540 * debug.c (struct gcc_debug_hooks): Change placeholder for
4542 (debug_nothing_int_charstar_int): Replaced by...
4543 (debug_nothing_int_charstar_int_bool): ...this.
4544 * debug.h (struct gcc_debug_hooks): Add is_stmt parameter to
4545 source_line prototype.
4546 (debug_nothing_int_charstar_int): Replaced by...
4547 (debug_nothing_int_charstar_int_bool): ...this.
4548 * defaults.h (SUPPORTS_DISCRIMINATOR): New constant.
4549 * dwarf2out.c (dwarf2out_source_line): Add is_stmt parameter.
4550 Output is_stmt operand when necessary.
4551 * final.c (final_scan_insn): Pass is_stmt to source_line debug hook.
4552 (notice_source_line): Add is_stmt parameter.
4553 * sdbout.c (sdbout_source_line): Add is_stmt parameter.
4554 * vmsdbgout.c (vmsdbgout_source_line): Add is_stmt parameter.
4556 * xcoffout.c (xcoffout_source_line): Add is_stmt parameter.
4557 * xcoffout.h (xcoffout_source_line): Add is_stmt parameter.
4559 2009-06-17 Ian Lance Taylor <iant@google.com>
4561 * expr.c (struct move_by_pieces_d): Rename from move_by_pieces.
4563 (struct store_by_pieces_d): Rename from store_by_pieces. Change
4566 2009-06-17 Adam Nemet <anemet@caviumnetworks.com>
4568 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS,
4569 STRIP_USELESS_TYPE_CONVERSION): Use tree_strip_nop_conversions,
4570 tree_strip_sign_nop_conversions and
4571 tree_ssa_strip_useless_type_conversions rather than stripping
4572 the operations here.
4573 (tree_strip_nop_conversions, tree_strip_sign_nop_conversions):
4575 * gimple.h (tree_ssa_strip_useless_type_conversions): Declare it.
4576 * tree-ssa.c (tree_ssa_strip_useless_type_conversions): New function.
4577 * tree.c (tree_nop_conversion, tree_sign_nop_conversion,
4578 tree_strip_nop_conversions, tree_strip_sign_nop_conversions): New
4581 2009-06-17 Michael Eager <eager@eagercon.com>
4583 * config/rs6000/constraints.md (register_constraint "d"): New.
4584 * config/rs6000/dfp.md (movsd_store, extendsddd2, extendsdtd2,
4585 truncddsd2, *negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
4586 *movdd_hardfloat32, *movdd_hardfloat64_mfpgpr, *movdd_hardfloat64,
4587 *negtd2_fp, *abstd2_fpr, *nabstd2_fpr, *movtd_internal, extendddtd2,
4588 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
4589 divtd3, *cmpdd_internal1, *cmptd_internal1, floatditd2, ftruncdd2,
4590 fixdddi2, ftrunctd2, fixtddi2): replace 'f' constraint with 'd'
4591 * config/rs6000/ppu_intrinsics.h (__mffs, __mtfsf, __mtfsfi, __fabs,
4592 __fnabs, __fmadd, __fmsub, __fnmadd, __fnmsub, __fsel, __frsqrte,
4593 __fsqrt, __fmul, __fmuls, __frsp, __fcfid, __fctid, __fctidz, __fctiw,
4595 * config/rs6000/rs6000.md (*extendsfdf2_fpr, *truncdfsf2_fpr,
4596 *fseldfsf4, *negdf2_fpr, *absdf2_fpr, *nabsdf2_fpr, *adddf3_fpr,
4597 *subdf3_fpr, *muldf3_fpr, *divdf3_fpr, recipdf3, fred, sqrtdf2,
4598 *fseldfdf4, *fselsfdf4, *floatsidf2_internal, *floatunssidf2_internal,
4599 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
4600 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2, rounddf2,
4601 stfiwx, floatdidf2, fix_truncdfdi2, floatdisf2_internal1,
4602 *movdf_hardfloat32, *movdf_hardfloat64_mfpgpr, *movdf_hardfloat64,
4603 *movtf_internal, *extenddftf2_internal, trunctfdf2_internal1,
4604 trunctfdf2_internal2, trunctfsf2_fprs, fix_trunc_helper,
4605 *fix_trunctfsi2_internal, negtf2_internal, *movdi_internal32,
4606 *movdi_mfpgpr, *movdi_internal64, *movdf_update1, *movdf_update2,
4607 *cmpdf_internal1, *cmptf_internal1, *cmptf_internal2): Same.
4608 * doc/md.texi: Describe PowerPC 'd' constraint, update 'f' constraint.
4610 2009-06-16 Ian Lance Taylor <iant@google.com>
4612 * profile.c (total_num_never_executed): Don't define.
4613 (compute_branch_probabilities): Don't count or print
4615 (init_branch_prob): Don't set total_num_never_executed.
4616 (end_branch_prob): Don't print total_num_never_executed.
4618 2009-06-17 David Daney <ddaney@caviumnetworks.com>
4620 * jump.c (cleanup_barriers): Handle case of no insns before a barrier.
4622 2009-06-17 David Edelsohn <edelsohn@gnu.org>
4624 * config/rs6000/dfp.md (nabsdd2_fpr): Correct mode.
4625 (nabstd2_fpr): Same.
4627 2009-06-17 Steve Ellcey <sje@cup.hp.com>
4629 * expr.c (expand_assignment): Change complex type check.
4631 2009-06-17 Basile Starynkevitch <basile@starynkevitch.net>
4633 * doc/plugins.texi (Building GCC plugins): Added new section.
4635 2009-06-17 Ian Lance Taylor <iant@google.com>
4637 * c-pch.c (get_ident): Don't set size of templ array.
4638 (pch_init): Don't set size of partial_pch array.
4640 * c-typeck.c (digest_init): If -Wc++-compat, warn about using a
4641 string constant to intialize an array whose size is the length of
4644 2009-06-17 Richard Guenther <rguenther@suse.de>
4646 PR tree-optimization/40389
4647 * tree-ssa-structalias.c (handle_rhs_call): Restrict NRV case
4648 to addressable types.
4649 * gimple.c (walk_stmt_load_store_addr_ops): Likewise.
4651 2009-06-17 Richard Guenther <rguenther@suse.de>
4654 * tree-chrec.h (build_polynomial_chrec): If we cannot determine
4655 if there is no evolution of left in the loop bail out.
4656 * tree-chrec.c (chrec_fold_multiply_poly_poly): CSE one
4657 chrec_fold_multiply.
4659 2009-06-16 J"orn Rennecke <joern.rennecke@arc.com>
4660 Janis Johnson <janis187@us.ibm.com>
4663 * config/rs6000/rs6000.c (rs6000_emit_move): Don't emit a USE
4664 for the symbol ref of a constant that is the source of a move
4665 - nor for any other not-obvious-label-ref constants.
4667 2009-06-16 Olatunji Ruwase <tjruwase@google.com>
4669 * plugin.c (position_pass): Skip newly inserted pass during list
4670 traversal to avoid repeated insertion.
4672 2009-06-16 Ian Lance Taylor <iant@google.com>
4674 * vec.h (VEC_stack_alloc): Define different version if
4675 GATHER_STATISTICS is defined, to accept and ignore MEM_STAT.
4676 (DEF_VEC_ALLOC_FUNC_P_STACK): Remove MEM_STAT_DECL.
4677 (DEF_VEC_ALLOC_FUNC_O_STACK): Likewise.
4678 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
4680 2009-06-16 H.J. Lu <hongjiu.lu@intel.com>
4682 * config.gcc (extra_headers): Add ia32intrin.h for x86.
4684 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_BSRSI,
4685 IX86_BUILTIN_BSRDI. IX86_BUILTIN_RDPMC, IX86_BUILTIN_RDTSC.
4686 IX86_BUILTIN_RDTSCP. IX86_BUILTIN_ROLQI, IX86_BUILTIN_ROLHI,
4687 IX86_BUILTIN_RORQI and IX86_BUILTIN_RORHI.
4688 (ix86_special_builtin_type): Add UINT64_FTYPE_VOID,
4689 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
4690 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
4691 (bdesc_special_args): Add __builtin_ia32_rdtsc and
4692 __builtin_ia32_rdtscp.
4693 (bdesc_args): Add __builtin_ia32_bsrsi, __builtin_ia32_bsrdi,
4694 __builtin_ia32_rolqi, __builtin_ia32_rolhi, __builtin_ia32_rorqi
4695 and __builtin_ia32_rorhi.
4696 (ix86_init_mmx_sse_builtins): Handle UINT64_FTYPE_VOID,
4697 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
4698 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
4699 (ix86_expand_args_builtin): Likewise.
4700 (ix86_expand_special_args_builtin): Likewise.
4702 * config/i386/i386.md (UNSPECV_RDTSCP): New.
4703 (UNSPECV_RDTSC): Likewise.
4704 (UNSPECV_RDPMC): Likewise.
4705 (*bsr): Renamed to ...
4707 (*bsr_rex64): Renamed to ...
4711 (*rdpmc_rex64): Likewise.
4714 (*rdtsc_rex64): Likewise.
4716 (*rdtscp): Likewise.
4717 (*rdtscp_rex64): Likewise.
4719 * config/i386/ia32intrin.h: New.
4721 * config/i386/x86intrin.h: Include <ia32intrin.h>.
4723 2009-06-16 Ian Lance Taylor <iant@google.com>
4725 * ira-build.c (copy_info_to_removed_store_destinations):
4726 Initialize parent_a.
4728 2009-06-16 Ian Lance Taylor <iant@google.com>
4730 * c-decl.c (grokdeclarator): Change size_varies to bool.
4732 2009-06-16 Ian Lance Taylor <iant@google.com>
4734 * sel-sched.c: Make forward declarations of move_op_hooks and
4735 fur_hooks explicitly extern.
4737 2009-06-16 Ian Lance Taylor <iant@google.com>
4739 * df-problems.c (df_byte_lr_alloc): Don't set problem_data to itself.
4740 * vec.c (vec_gc_o_reserve_1): Don't set alloc to itself.
4742 2009-06-16 Ian Lance Taylor <iant@google.com>
4744 * resource.c (mark_referenced_resources): Change
4745 include_delayed_effects parameter to bool. Change all callers.
4746 (mark_end_of_function_resources): Likewise.
4747 * reorg.c (insn_references_resource_p): Likewise.
4748 (insn_sets_resource_p): Likewise.
4749 * resource.h (mark_referenced_resources): Update declaration.
4750 (mark_end_of_function_resources): Update declaration.
4752 2009-06-16 David Edelsohn <edelsohn@gnu.org>
4754 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Remove -lstdc++.
4756 2009-06-16 David Edelsohn <edelsohn@gnu.org>
4758 * doc/install.texi (*-*-aix): Update explanation of XLC bootstrap.
4759 GCC can bootstrap on AIX with GNU Binutils 2.20.
4761 2009-06-16 Ian Lance Taylor <iant@google.com>
4763 * Makefile.in (tree-vect-stmts.o): Depend upon $(TOPLEV_H).
4765 2009-06-16 Ian Lance Taylor <iant@google.com>
4767 * toplev.h (floor_log2): If GCC_VERSION >= 3004, declare as static
4768 inline, not extern inline.
4769 (exact_log2): Likewise.
4770 * toplev.c (floor_log2): Only define if GCC_VERSION < 3004. Don't
4772 (exact_log2): Likewise, but don't test CTZ_HWI.
4774 2009-06-16 Ian Lance Taylor <iant@google.com>
4776 * bitmap.c (bitmap_clear): Don't declare as inline.
4777 * gimple.c (gimplify_assign): Likewise.
4778 * tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
4779 * haifa-sched.c (insn_cost): Don't declare with HAIFA_INLINE.
4780 (sched_scan_info): Remove duplicate definition.
4782 2009-06-16 Ian Lance Taylor <iant@google.com>
4784 * c-common.c (skip_evaluation): Don't define.
4785 (c_inhibit_evaluation_warnings): Define global variable.
4786 (overflow_warning): Check c_inhibit_evaluation_warnings rather
4787 than skip_evaluation.
4788 (convert_and_check, warn_for_div_by_zero): Likewise.
4789 * c-common.h (skip_evaluation): Don't declare.
4790 (c_inhibit_evaluation_warnings): Declare.
4791 * c-parser.c (c_parser_typeof_specifier): Set
4792 c_inhibit_evaluation_warnings rather than skip_evaluation.
4793 (c_parser_conditional_expression): Likewise.
4794 (c_parser_binary_expression): Likewise.
4795 (c_parser_sizeof_expression): Likewise.
4796 (c_parser_alignof_expression): Likewise.
4797 * c-typeck.c (build_indirect_ref): Check
4798 c_inhibit_evaluation_warnings rather than skip_evaluation.
4799 (build_conditional_expr, build_binary_op): Likewise.
4801 2009-06-16 Richard Guenther <rguenther@suse.de>
4803 * tree-ssa-alias.c (is_escape_site): Remove.
4804 * tree-ssa-alias.h (enum escape_type): Remove.
4805 (is_escape_site): Likewise.
4806 * tree-ssa-structalias.c (find_func_aliases): Handle escapes
4807 via casts and asms without deferring to is_escape_site.
4809 2009-06-16 Jakub Jelinek <jakub@redhat.com>
4812 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: Don't
4813 use gen_lowpart if op0 has complex mode.
4815 2009-06-16 Richard Guenther <rguenther@suse.de>
4817 * tree-ssa-structalias.c (do_ds_constraint): Stores in global
4818 variables add them to ESCAPED.
4819 (find_func_aliases): Do not make all indirectly stored values escaped.
4821 2009-06-16 Rafael Avila de Espindola <espindola@google.com>
4823 * config/i386/winnt.c (i386_pe_encode_section_info): Update call to
4826 2009-06-16 Martin Jambor <mjambor@suse.cz>
4828 PR tree-optimization/40432
4829 * tree-sra.c (sra_modify_assign): When creating VIEW_CONVERT_EXPR,
4830 check whether we need to force gimple register operand.
4832 2009-06-16 Martin Jambor <mjambor@suse.cz>
4834 PR tree-optimization/40413
4835 * tree-sra.c (load_assign_lhs_subreplacements): Pass offset to
4836 build_ref_for_offset.
4837 (propagate_subacesses_accross_link): Fix a typo in a comment.
4839 2009-06-16 Ira Rosen <irar@il.ibm.com>
4841 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
4842 with additional parameter.
4843 * tree-vectorizer.h (enum vect_def_type): Add new value
4845 (enum vect_relevant): Add comments.
4846 (vect_is_simple_reduction): Add new argument.
4847 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Add comments.
4848 Detect nested cycles.
4849 (vect_is_simple_reduction): Update documentation, add an argument to
4850 distinguish inner-loop reduction from nested cycle, detect nested
4851 cycles, fix printings and indentation, don't swap operands in case
4853 (get_initial_def_for_reduction): Handle subtraction.
4854 (vect_create_epilog_for_reduction): Add new argument to specify
4856 (vect_finalize_reduction): Handle subtraction, fix comments.
4857 (vectorizable_reduction): Handle nested cycles. In case of nested
4858 cycle keep track of the reduction variable position. Call
4859 vect_is_simple_reduction with additional parameter. Use original
4860 statement code in reduction epilogue for nested cycle. Call
4861 vect_create_epilog_for_reduction with additional parameter.
4862 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Assert
4863 inner-loop vectorization.
4864 (vect_recog_widen_sum_pattern): Likewise.
4865 * tree-vect-stmts.c (process_use): Distinguish between nested cycles
4867 (vect_mark_stmts_to_be_vectorized): Likewise.
4868 (vect_get_vec_def_for_operand): Handle nested cycles.
4870 2009-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4872 * doc/invoke.texi (Debugging Options): Fix option index entries
4873 for -fdump-statistics, -frandom-seed add entries for
4874 -fdump-tree-original, -fdump-tree-optimized, -frandom-seed.
4875 (FRV Options): Fix entries for -mTLS, -mtls.
4876 (HPPA Options): Fix entries for -mgnu-ld, -mhp-ld.
4877 (i386 and x86-64 Options): Fix entry for -mno-red-zone.
4878 (M68hc1x Options): Fix @itemx for -mnominmax.
4879 (MCore Options): Fix entry for -mno-lsim.
4880 (MMIX Options): Fix entry for -mabi=mmixware.
4881 (PDP-11 Options): Fix entry for -mbcopy-builtin.
4883 2009-06-16 Basile Starynkevitch <basile@starynkevitch.net>
4885 * doc/plugins.texi (Interacting with the GCC Garbage Collector):
4886 Mention the plugin mode of gengtype.
4887 * doc/gty.texi (Source Files Containing Type Information): Likewise.
4888 * gengtype.c: Updated copyright.
4889 (plugin_files, nb_plugin_files) Added new static variables.
4890 (measure_input_list) Care about plugin_files.
4891 (write_rtx_next): Added early return in plugin mode.
4892 (create_file): Updated copyright year in generated file. Added
4894 (oprintf): Added early return if NULL outf.
4895 (get_output_file_with_visibility): Care of plugin_files.
4896 (get_output_file_name): May return null.
4897 (write_local): Added early return.
4898 (put_mangled_filename): Ditto.
4899 (finish_root_table): Added check for base_files.
4900 (write_roots): Care about null when plugins.
4901 (main): Added plugin mode.
4903 2009-06-15 Ian Lance Taylor <iant@google.com>
4905 * df-problems.c (df_simulate_one_insn_forwards): Fix braces in switch.
4906 * gcov.c (read_count_file): Add braces around variables declared
4909 * c.opt (Wjump-misses-init): New warning.
4910 * c-opts.c (c_common_handle_option): Set warn_jump_misses_init for
4911 -Wall and -Wc++-compat if not already set.
4912 (c_common_post_options): Clear warn_jump_misses_init if it was not
4914 * c-decl.c (struct c_binding): Change type field to a union with
4915 new label field. Make it the first field in the struct. Update
4916 references to type to use u.type instead.
4917 (struct c_spot_bindings): Define.
4918 (struct c_goto_bindings): Define.
4919 (c_goto_bindings_p): Define, along with VECs.
4920 (struct c_label_vars): Define.
4921 (struct c_scope): Add has_label_bindings field.
4922 (bind_label, set_spot_bindings): New static functions.
4923 (decl_jump_unsafe, update_spot_bindings): New static functions.
4924 (update_label_decls): New static function.
4925 (pop_scope): Call update_label_decls. Don't call c_end_vm_scope.
4926 Update binding u.label field to shadowed field.
4927 (c_binding_start_stmt_expr): New function.
4928 (c_binding_end_stmt_expr): New function.
4929 (pushdecl): Don't call c_begin_vm_scope.
4930 (make_label): Add defining and p_label_vars parameters. Change
4932 (lookup_label): Correct test for whether a label has not yet been
4933 defined. Call bind_label rather than bind.
4934 (warn_about_goto): New static function.
4935 (lookup_label_for_goto): New function.
4936 (declare_label): Call bind_label rather than bind.
4937 (check_earlier_gotos): New static function.
4938 (define_label): Don't give errors about jumping into statement
4939 expressions or scopes of variably modified types. Call
4940 set_spot_bindings and check_earlier_gotos. Call bind_label
4941 instead of bind. Don't set label_context_stack_se or
4942 label_context_stack_vm.
4943 (c_get_switch_bindings): New function.
4944 (c_release_switch_bindings): New function.
4945 (c_check_switch_jump_warnings): New function.
4946 (start_function): Don't set label_context_stack_se or
4947 label_context_stack_vm.
4948 (finish_function): Likewise.
4949 * c-typeck.c (label_context_stack_se): Don't define.
4950 (label_context_stack_vm): Don't define.
4951 (c_finish_goto_label): Call lookup_label_for_goto rather than
4952 lookup_label. Don't give errors about jumping into a statement
4953 expression or the scope of a variably modified type. Don't set
4954 label_context_stack_se or label_context_stack_vm.
4955 (struct c_switch): Remove blocked_stmt_expr and blocked_vm
4956 fields. Add bindings field.
4957 (c_start_case): Don't set deleted fields. Set bindings field.
4958 (do_case): Rework order of tests. Don't check blocked_stmt_expr
4959 or blocked_vm. Call c_check_switch_jump_warnings.
4960 (c_finish_case): Don't test blocked_stmt_expr field. Call
4961 c_release_switch_bindings.
4962 (c_begin_stmt_expr): Don't increment blocked_stmt_expr in
4963 c_switch_stack. Don't walk label_context_stack_se labels. Don't
4964 set label_context_stack_se. Call c_bindings_start_stmt_expr.
4965 (c_finish_stmt_expr): Don't decrement blocked_stmt_expr in
4966 c_switch_stack. Don't walk label_context_stack_se labels. Don't
4967 set label_context_stack_se. Call c_bindings_end_stmt_expr.
4968 (c_begin_vm_scope, c_end_vm_scope): Don't define.
4969 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR): Don't define.
4970 (C_DECL_UNDEFINABLE_STMT_EXPR): Don't define.
4971 (C_DECL_UNJUMPABLE_VM): Don't define.
4972 (C_DECL_UNDEFINABLE_VM): Don't define.
4973 (struct c_label_list): Don't define.
4974 (struct c_label_context_se): Don't define.
4975 (struct c_label_context_vm): Don't define.
4976 (struct c_spot_bindings): Declare.
4977 (c_bindings_start_stmt_expr): Declare.
4978 (c_bindings_end_stmt_expr): Declare.
4979 (lookup_label_for_goto): Declare.
4980 (c_get_switch_bindings, c_release_switch_bindings): Declare.
4981 (c_check_switch_jump_warnings): Declare.
4982 (label_context_stack_se, label_context_stack_vm): Don't declare.
4983 (c_finish_goto_label): Update declaration.
4984 (c_begin_vm_scope, c_end_vm_scope): Don't declare.
4985 * doc/invoke.texi (Option Summary): Mention -Wjump-misses-init.
4986 (Warning Options): Document -Wjump-misses-init.
4988 2009-06-15 Jakub Jelinek <jakub@redhat.com>
4990 * tree-object-size.c (addr_object_size): Fix a pasto in the last
4993 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
4995 * cgraph.c (cgraph_make_node_local): Use DECL_COMDAT_GROUP.
4997 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
4999 * except.c (init_eh): Use BUILTINS_LOCATION when calling build_decl.
5001 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
5003 * tree-eh.c (lower_try_finally_switch): Initialize tf_loc.
5005 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
5007 * cgraphunit.c (cgraph_function_versioning,save_inline_function_body):
5008 Use DECL_COMDAT_GROUP instead of DECL_ONE_ONLY.
5009 * cgraph.c (cgraph_create_virtual_clone): Use DECL_COMDAT_GROUP.
5010 * config/i386/i386.c (ix86_file_end): Compute DECL_COMDAT_GROUP.
5011 * dwarf2asm.c (dw2_force_const_mem): Update call to
5013 * langhooks-def.h (lhd_comdat_group, LANG_HOOKS_COMDAT_GROUP): Remove.
5014 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_COMDAT_GROUP.
5015 * langhooks.c (lhd_comdat_group): Remove.
5016 * langhooks.h (lang_hooks_for_decls): Remove comdat_group.
5017 * tree.h (DECL_COMDAT_GROUP): New.
5018 (DECL_ONE_ONLY): Use DECL_COMDAT_GROUP.
5019 (tree_decl_with_vis): Add comdat_group. Remove one_only.
5020 (make_decl_one_only): Change signature.
5021 * varasm.c (get_emutls_init_templ_addr, emutls_decl): Update call to
5023 (make_decl_one_only): Change signature.
5024 (default_elf_asm_named_section): Use DECL_COMDAT_GROUP.
5026 2009-06-15 Richard Guenther <rguenther@suse.de>
5029 * tree.c (widest_int_cst_value): Fix bootstrap on 32bit HWI hosts.
5031 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5033 * tree-ssa-math-opts.c: Remove extra divide.
5035 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5037 * config/s390/s390.md ("bswap<mode>2"): Only available on z900.
5039 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5041 * passes.c: Add bswap pass.
5042 * tree-pass.h: Add pass_optimize_bswap declaration.
5043 * tree-ssa-math-opts.c: Include diagnostics.h for print_gimple_stmt.
5044 Include rtl.h, expr.h and optabs.h for optab_handler check.
5045 (struct symbolic_number, pass_optimize_bswap): New definition.
5046 (do_shift_rotate, verify_symbolic_number_p): New functions.
5047 (find_bswap_1, find_bswap, execute_optimize_bswap): New functions.
5048 (gate_optimize_bswap): New function.
5049 * tree.c (widest_int_cst_value): New function.
5050 * tree.h (widest_int_cst_value): Prototype added.
5052 2009-06-14 Steven Bosscher <steven@gcc.gnu.org>
5054 * cfgcleanup.c (old_insns_match_p): Remove code to substitute
5055 REG_EQUAL/REG_EQUIV notes.
5057 2009-06-14 Richard Guenther <rguenther@suse.de>
5060 * gimple.c (walk_stmt_load_store_addr_ops): The LHS of a call
5061 has its address taken if NRV was applied and it is addressable.
5062 * tree-ssa-structalias.c (get_constraint_for_address_of): New
5063 function split out from ...
5064 (get_constraint_for_1): ... here.
5065 (handle_rhs_call): Use it to mark the return slot escaped if
5066 it is addressable and NRV was applied.
5068 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
5070 * config/rs6000/rs6000-protos.h (altivec_resolve_overloaded_builtin):
5071 Change first argument type to location_t.
5072 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Same.
5073 Do not set input_location.
5074 Use loc instead of input_location throughout.
5076 2009-06-13 Richard Guenther <rguenther@suse.de>
5078 PR tree-optimization/40421
5079 * tree-predcom.c (should_unroll_loop_p): Remove.
5080 (tree_predictive_commoning_loop): Use can_unroll_loop_p.
5082 2009-06-13 Michael Meissner <meissner@linux.vnet.ibm.com>
5084 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
5085 Add location argument.
5087 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
5089 * config/alpha/alpha.c (alpha_build_builtin_va_list): Pass location to
5091 * config/s390/s390.c (s390_build_builtin_va_list): Same.
5092 (s390_gimplify_va_arg): Pass location to create_artificial_label.
5093 * config/spu/spu-protos.h: Add location to
5094 spu_resolve_overloaded_builtin.
5095 * config/spu/spu.c (spu_build_builtin_va_list): Pass location to
5096 spu_build_builtin_va_list.
5097 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Add location
5098 argument. Pass location to build_function_call_vec.
5099 * config/sh/sh.c (sh_build_builtin_va_list): Pass location to
5101 (emit_fpu_switch): Same.
5102 (sh_gimplify_va_arg_expr): Pass location to create_artificial_label.
5103 * config/xtensa/xtensa.c (xtensa_build_builtin_va_list): Pass location
5104 to build_decl and create_artificial_label.
5105 (xtensa_gimplify_va_arg_expr): Same.
5106 * config/stormy16/stormy16.c (xstormy16_build_builtin_va_list): Same.
5107 (xstormy16_gimplify_va_arg_expr): Same.
5108 * config/iq2000/iq2000.c (iq2000_expand_prologue): Same.
5109 * config/arm/arm.c (arm_build_builtin_va_list): Same.
5110 * config/mips/mips.c (mips_build_builtin_va_list): Same.
5111 (mips16_build_function_stub): Same.
5112 (mips16_build_call_stub): Same.
5114 2009-06-13 Richard Earnshaw <rearnsha@arm.com>
5117 * arm/constraints.md (Pa, Pb): New constraints.
5118 * arm/arm.md (thumb1_addsi3): Support more complex additions. Add a
5119 split pattern to deal with them.
5121 2009-06-13 Joerg Sonnenberger <joerg@britannica.bec.de>
5123 * doc/invoke.texi: Add missing option -Wp,OPTION in list,
5124 fix index entry for -Xpreprocessor.
5126 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
5128 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
5129 Add location argument to build_decl call.
5130 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Same.
5131 (rs6000_init_builtins): Same.
5132 (spe_init_builtins): Same.
5133 (rs6000_gimplify_va_arg): Add location argument to
5134 create_artificial_label call.
5136 2009-06-12 Steven Bosscher <steven@gcc.gnu.org>
5138 * timevar.def (TV_COMBINE_STACK_ADJUST): New timevar.
5139 * combine-stack-adj.c (pass_stack_adjustments): Use it.
5140 * Makefile.in: Fix GGC dependency for gcse.o.
5142 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
5144 * tree-pretty-print.c (dump_generic_node): Dump column numbers.
5145 * gimple-pretty-print.c (dump_gimple_stmt): Same.
5146 * gimplify.c (gimplify_modify_expr): Set location for GIMPLE_ASSIGNs
5148 * c-parser.c (c_parser_binary_expression): Use current column while
5149 building binary operations.
5150 * common.opt (fshow-column): Enable by default.
5151 * tree-vrp.c (check_array_ref): Use warning_at.
5152 (check_array_bounds): Use location from call back if expr has no
5154 * tree.h: Add location argument to maybe_fold_*.
5155 * tree-ssa-ccp.c (ccp_fold): Pass location to maybe_fold_*.
5156 (maybe_fold_offset_to_array_ref): Add location argument and use it.
5157 (maybe_fold_offset_to_component_ref): Same.
5158 (maybe_fold_offset_to_reference): Same.
5159 (maybe_fold_offset_to_address): Same.
5160 (maybe_fold_stmt_indirect): Same.
5161 (maybe_fold_stmt_addition): Same.
5162 (fold_stmt_r): Pass location to maybe_fold_*.
5163 (fold_gimple_assign): Same.
5164 * c-tree.h: Add location argument to finish_decl,
5165 default_function_array_conversion, store_init_value.
5166 * c-decl.c (define_label): Use error_at.
5167 (c_make_fname_decl): Pass location to finish_decl.
5168 (finish_decl): New location argument.
5169 (build_compound_literal): Pass location to store_init_value.
5170 (grokdeclarator): Pass location to finish_decl.
5172 * c-typeck.c (array_to_pointer_conversion): New location argument.
5173 (function_to_pointer_conversion): Same.
5174 (default_function_array_conversion): Same.
5175 (parser_build_unary_op): Pass location to overflow_warning.
5176 (parser_build_binary_op): Same. Use warning_at.
5177 (build_unary_op): Pass location to array_to_pointer_conversion.
5178 (build_c_cast): Pass location to digest_init.
5179 (build_modify_expr): New location argument.
5180 (convert_for_assignment): Same.
5181 (store_init_value): Same.
5182 (digest_init): Same.
5183 (output_init_element): Pass location to digest_init and
5184 array_to_pointer_conversion.
5185 (c_finish_return): Pass location to convert_for_assignment.
5186 * gimplify.c (gimplify_conversion): Pass location to
5187 maybe_fold_offset_to_address.
5188 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Pass location
5189 to maybe_fold_stmt_addition.
5190 * c-omp.c (c_finish_omp_atomic): Pass new location to
5192 (c_finish_omp_for): Same.
5193 * c-common.c (overflow_warning): New argument.
5194 * c-common.h: New argument to build_modify_expr, overflow_warning.
5195 * c-parser.c (c_parser_declaration_or_fndef): Pass location to
5197 (c_parser_initializer): Pass location to
5198 default_function_array_conversion.
5199 (c_parser_initelt): Same.
5200 (c_parser_initval): Same.
5201 (c_parser_asm_operands): Same.
5202 (c_parser_expr_no_commas): Same. Pass location to build_modify_expr.
5203 (c_parser_conditional_expression): Same.
5204 (c_parser_binary_expression): Add location info to stack. Use it.
5205 (c_parser_unary_expression): Pass location to
5206 default_function_array_conversion, parser_build_unary_op,
5207 build_indirect_ref, c_parser_postfix_expression_after_primary.
5208 (c_parser_postfix_expression_after_primary): New location argument.
5210 (c_parser_expression_conv): Pass location to
5211 default_function_array_conversion.
5212 (c_parser_expr_list): Same.
5213 (c_parser_omp_atomic): Same.
5214 (c_parser_omp_for_loop): Same.
5215 * c-tree.h: (struct c_declarator): Add comment to id_loc.
5216 (build_array_declarator): New argument.
5217 * c-decl.c (build_array_declarator): Add location argument.
5218 (grokdeclarator): Set id_loc for cdk_array.
5219 * c-parser.c (c_parser_direct_declarator_inner): Pass location to
5220 build_array_declarator.
5221 * tree.c (build_omp_clause): Add location argument.
5222 * tree.h (OMP_CLAUSE_HAS_LOCATION): New macro.
5223 (OMP_CLAUSE_LOCATION): New macro.
5224 (struct tree_omp_clause): Add location field.
5225 (build_omp_clause): Add argument.
5226 * testsuite/gcc.dg/gomp/for-1.c: Fix column.
5227 * cp/pt.c (tsubst_omp_for_iterator): Pass location to
5229 * cp/parser.c (cp_parser_omp_var_list_no_open): Same.
5230 (cp_parser_omp_clause_collapse): Same.
5231 (cp_parser_omp_clause_default): Same.
5232 (cp_parser_omp_clause_if): Same.
5233 (cp_parser_omp_clause_nowait): Same.
5234 (cp_parser_omp_clause_num_threads): Same.
5235 (cp_parser_omp_clause_ordered): Same.
5236 (cp_parser_omp_clause_schedule): Same.
5237 (cp_parser_omp_clause_untied): Same.
5238 (cp_parser_omp_for_loop): Same.
5239 (cp_parser_omp_parallel): Pass location to c_split_parallel_clauses.
5240 * c-tree.h (c_start_case): Add location argument.
5241 (c_process_expr_stmt): Same.
5242 (c_finish_goto_*): Same.
5243 * tree-parloops.c (initialize_reductions): Pass location to
5245 (create_parallel_loop): Same.
5246 * fortran/trans-openmp.c (gfc_trans_omp_variable_list): Same.
5247 (gfc_trans_omp_reduction_list): Same.
5248 (gfc_trans_omp_clauses): Same.
5249 (gfc_trans_omp_do): Same.
5250 * c-typeck.c (c_finish_goto_label): Same.
5251 (c_finish_goto_ptr): New location argument.
5252 (c_start_case): Same.
5253 (emit_side_effect_warnings): Same.
5254 (c_process_expr_stmt): Same.
5255 (c_finish_stmt_expr): Same.
5256 (c_finish_omp_clauses): Use error_at instead of error.
5257 * gimplify.c (gimplify_adjust_omp_clauses_1): Pass location to
5259 * c-omp.c (c_split_parallel_clauses): New location argument.
5260 * tree-nested.c (convert_nonlocal_reference_stmt): Pass location
5261 to build_omp_clause.
5262 (convert_local_reference_stmt): Same.
5263 (convert_gimple_call): Same.
5264 * c-common.h (c_split_parallel_clauses): New argument.
5265 * c-parser.c (c_parser_statement_after_labels): Pass location to
5266 c_finish_goto_label.
5267 (c_parser_switch_statement): Pass location to c_start_case.
5268 (c_parser_for_statement): Pass location to c_finish_expr_stmt,
5269 and c_process_expr_stmt.
5270 (c_parser_omp_variable_list): Add location argument.
5271 (c_parser_omp_clause_collapse): Pass location to build_omp_clause.
5272 (c_parser_omp_clause_default): Same.
5273 (c_parser_omp_clause_if): Same.
5274 (c_parser_omp_clause_num_threads): Same.
5275 (-c_parser_omp_clause_ordered): Same.
5276 (c_parser_omp_clause_reduction): Pass location to
5277 c_parser_omp_variable_list.
5278 (c_parser_omp_clause_schedule): Pass location to build_omp_clause.
5279 (c_parser_omp_clause_untied): Same.
5280 (c_parser_omp_for_loop): Pass location to c_process_expr_stmt.
5281 (c_parser_omp_parallel): Pass location to c_split_parallel_clauses.
5283 * c-tree.h (check_for_loop_decls, undeclared_variable,
5284 build_component_ref, build_array_ref, build_external_ref,
5285 c_expr_sizeof_expr, c_expr_sizeof_type, parser_build_unary_op,
5286 build_conditional_expr, build_compound_expr, c_cast_expr,
5287 build_c_cast, build_asm_expr, c_end_compound_stmt, c_finish_stmt_expr,
5288 c_finish_return, c_finish_omp_parallel, c_finish_omp_task): New
5290 * c-semantics.c (build_stmt): Same.
5291 (build_case_label): Same.
5292 * c-decl.c (c_finish_incomplete_decl): Pass location on down.
5293 (undeclared_variable): New argument.
5295 (lookup_label): Pass location on down.
5296 (define_label): Same.
5297 (finish_decl): Same.
5298 (build_compound_literal): Same.
5299 (finish_struct): Same.
5300 (finish_function): Do not set location here.
5301 (check_for_loop_decls): New argument.
5302 * tree.c (save_expr): Set location.
5303 (build_empty_stmt): New argument.
5304 * tree.h (build_empty_stmt): New argument to build_empty_stmt.
5305 (CAN_HAVE_LOCATION_P): Make sure we have a non empty node.
5306 * builtins.c (gimplify_va_arg_expr): Use locations.
5307 (expand_builtin_sync_operation): Same.
5308 * c-typeck.c (build_component_ref): New argument.
5309 (build_array_ref): Same.
5310 (build_external_ref): Same.
5311 (c_expr_sizeof_expr): Same.
5312 (c_expr_sizeof_type): Same.
5313 (parser_build_unary_op): Same.
5314 (build_conditional_expr): Same.
5315 (build_compound_expr): Pass location on down.
5316 (build_compound_expr): New argument.
5317 (build_c_cast): Same.
5318 (c_cast_expr): Same.
5319 (build_asm_expr): Same.
5320 (c_finish_return): Same.
5321 (c_process_expr_stmt): Pass location on down.
5322 (c_finish_stmt_expr): New argument.
5323 (push_clenaup): Same.
5324 (c_finish_omp_parallel): Same.
5325 (c_finish_omp_task): Same.
5326 * gimplify.c (gimplify_call_expr): Pass location on down.
5327 * c-omp.c (c_finish_omp_master): New argument.
5328 (c_finish_omp_critical): Same.
5329 (c_finish_omp_ordered): Same.
5330 (c_finish_omp_barrier): Same.
5331 (-c_finish_omp_taskwait): Same.
5332 (c_finish_omp_atomic): Same.
5333 (c_finish_omp_flush): Same.
5334 * tree-inline.c (copy_tree_body_r): Pass location on down.
5335 (inline_forbidden_p): Remove use of input_location.
5336 * c-gimplify.c (c_build_bind_expr): New argument.
5337 * c-common.c (c_common_truthvalue_conversion): Pass location on down.
5338 (c_sizeof_or_alignof_type): New argument.
5339 (c_alignof_expr): Same.
5340 (build_va_arg): Same.
5341 (c_add_case_label): Same.
5342 * c-common.h (c_sizeof_or_alignof_type, c_alignof_expr,
5343 c_sizeof, c_alignof, build_va_arg, build_stmt, build_case_label,
5344 c_build_bind_expr, objc_build_selector_expr, objc_build_throw_stmt,
5345 c_finish_omp_master, c_finish_omp_critical, c_finish_omp_ordered,
5346 c_finish_omp_barrier, c_finish_omp_atomic, c_finish_omp_flush,
5347 c_finish_omp_taskwait, c_finish_omp_for, c_split_parallel_clauses):
5349 * stub-objc.c (objc_build_selector_expr): Same.
5350 (objc_build_throw_stmt): Same.
5351 * c-parser.c (c_parser_declaration_or_fndef): Pass location on down.
5352 (c_parser_initelt): Same.
5353 (c_parser_compound_statement): Same.
5354 (c_parser_compound_statement_nostart): Same.
5355 (c_parser_label): Same.
5356 (c_parser_statement_after_labels): Same.
5357 (c_parser_if_body): Same.
5358 (c_parser_else_body): Same.
5359 (c_parser_if_statement): Same.
5360 (c_parser_switch_statement): Same.
5361 (c_parser_while_statement): Same.
5362 (c_parser_do_statement): Same.
5363 (c_parser_for_statement): Same.
5364 (c_parser_asm_statement): Same.
5365 (c_parser_conditional_expression): Same.
5366 (c_parser_binary_expression): Same.
5367 (c_parser_cast_expression): Same.
5368 (c_parser_unary_expression): Same.
5369 (c_parser_sizeof_expression): Same.
5370 (c_parser_alignof_expression): Same.
5371 (c_parser_postfix_expression): Same.
5372 (c_parser_expression): Same.
5373 (c_parser_objc_receiver): Same.
5374 (c_parser_omp_variable_list): Same.
5375 (c_parser_omp_structured_block): Same.
5376 (c_parser_omp_atomic): New argument.
5377 (c_parser_omp_barrier): Same.
5378 (c_parser_omp_critical): Same.
5379 (c_parser_omp_flush): Pass location on down.
5380 (c_parser_omp_for_loop): New argument.
5381 (c_parser_omp_for): Same.
5382 (c_parser_omp_master): Same.
5383 (c_parser_omp_ordered): Same.
5384 (c_parser_omp_sections_scope): Same.
5385 (c_parser_omp_sections): Same.
5386 (c_parser_omp_parallel): Same.
5387 (c_parser_omp_single): Same.
5388 (c_parser_omp_task): Same.
5389 (c_parser_omp_taskwait): Pass location on down.
5390 (c_parser_omp_construct): Same.
5391 (c_parser_omp_threadprivate): Same.
5392 * dwarf2asm.c, targhooks.c, optabs.c, tree.c, tree.h, target.h,
5393 builtins.c, omp-low.c, cgraphunit.c, tree-call-cdce.c,
5394 tree-ssa-alias.c, gimple-low.c, c-tree.h, expr.c, tree-parloops.c,
5395 c-decl.c, tree-eh.c, langhooks.c, function.c, stor-layout.c,
5396 c-typeck.c, gimplify.c, c-pragma.c, expmed.c, except.c, coverage.c,
5397 emit-rtl.c, cfgexpand.c, tree-mudflap.c, varasm.c, tree-nested.c,
5398 rtl.h, tree-inline.c, tree-profile.c, c-common.c, c-common.h,
5399 tree-switch-conversion.c, tree-cfg.c, ipa-struct-reorg.c, c-parser.c,
5400 config/i386/i386.c, stmt.c:
5401 Add location argument to the following function definitions and/or
5402 function calls: build_decl, objcp_start_struct, objcp_finish_struct,
5403 start_struct, finish_struct, PUSH_FIELD, create_artificial_label,
5404 cp_make_fname_decl, pushtag, implicitly_declare, c_make_fname_decl,
5405 build_compound_literal, parser_xref_tag, resolve_overloaded_builtin,
5406 do_case, c_finish_bc_stmt, build_compound_literal,
5407 build_function_call.
5408 * c-decl.c (build_compound_literal): Add location argument.
5409 Make all diagnostic calls use location.
5410 (start_struct): Same.
5411 (finish_struct): Same.
5413 (build_enumerator): Same.
5414 (start_function): Same.
5415 (grokdeclarator): Make all diagnostic calls use location.
5416 (store_parm_decls_oldstyle): Same.
5417 * c-typeck.c (build_function_call): Add location argument.
5418 Make all diagnostic calls use location.
5420 (c_finish_bc_stmt): Same.
5421 * tree-nested.c (get_trampoline_type): Add argument.
5422 Pass location to build_decl.
5423 (lookup_tramp_for_decl): Pass location to get_trampoline_type.
5424 * rtl.h (RTL_LOCATION): New.
5425 * c-common.c (c_add_case_label): Add location argument.
5426 Make all diagnostic calls use location.
5427 * c-common.h: Add location argument to make_fname_decl, do_case,
5428 c_add_case_label, build_function_call, resolve_overloaded_builtin.
5429 * c-parser.c (c_parser_enum_specifier): Rename ident_loc to enum_loc.
5430 Set it appropriately for every case. Pass enum_loc to start_enum
5431 call. Pass value_loc first to build_enumerator. Pass enum_loc to
5433 (c_parser_struct_or_union_specifier): Save location. Use it for
5434 start_struct, finish_struct, and parser_xref_tag.
5436 2009-06-12 Ian Lance Taylor <iant@google.com>
5438 * fold-const.c (fold_unary): Rename local variable and to and_expr.
5440 * c-opts.c (c_common_handle_option): For -Wc++-compat set
5441 cpp_opts->warn_cxx_operator_names.
5443 2009-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
5446 * tree-ssa-sccvn.c (visit_reference_op_load): If vn_reference_lookup
5447 is returns NULL and OP is a VCE, look through the VCE.
5449 2009-06-12 Ian Lance Taylor <iant@google.com>
5452 * collect2.c (main): Use CONST_CAST2 in code inside #if
5453 LINK_ELIMINATE_DUPLICATE_LDIRECTORIES.
5455 2009-06-12 Joey Ye <joey.ye@intel.com>
5458 * cfgexpand.c (get_decl_align_unit): Update
5459 max_used_stack_slot_alignment with align instead of
5460 stack_alignment_needed.
5462 * function.c (assign_stack_local_1): Update
5463 max_used_stack_slot_alignment with alignment_in_bits instead
5464 of stack_alignment_needed.
5465 (locate_and_pad_parm): Don't update max_used_stack_slot_alignment
5468 2009-06-12 Jakub Jelinek <jakub@redhat.com>
5470 * dwarf2out.c (last_var_location_insn): New variable.
5471 (dwarf2out_end_epilogue): Clear last_var_location_insn.
5472 (dwarf2out_var_location): Don't record anything after last real
5473 insn. Only change labels if there were any real instructions
5474 in between last note and this one, or if changed sections.
5476 2009-06-11 Richard Henderson <rth@redhat.com>
5478 * alpha.c (alpha_expand_prologue): Add a REF_CFA_REGISTER
5479 note when storing the frame pointer in a register.
5480 (FRP): Don't redefine to nothing for epilogue.
5481 (alpha_expand_epilogue): Mark register and sp restores.
5482 (unicosmk_gen_dsib): Don't mark weird frame pointer adjust.
5484 * config/alpha/alpha.c (alpha_emit_setcc): Fix test for
5485 when gen_lowpart is needed.
5487 2009-06-11 Richard Henderson <rth@redhat.com>
5489 * dwarf2out.c (def_cfa_1): Likewise for DW_CFA_cfa_offset.
5491 * dwarf2out.c (need_data_align_sf_opcode): New.
5492 (div_data_align): Move earlier.
5493 (def_cfa_1, reg_save): Use it.
5495 2009-06-11 H.J. Lu <hongjiu.lu@intel.com>
5497 * config/i386/i386.c (OPTION_MASK_ISA_CRC32_SET): New.
5498 (OPTION_MASK_ISA_CRC32_UNSET): Likewise.
5499 (ix86_handle_option): Handle OPT_mcrc32.
5500 (ix86_target_string): Add -mcrc32.
5501 (bdesc_args): Enable crc32 builtins with OPTION_MASK_ISA_CRC32.
5503 * config/i386/i386.h (TARGET_CRC32): New.
5505 * config/i386/i386.md (sse4_2_crc32<mode>): Also check TARGET_CRC32.
5506 (sse4_2_crc32di): Likewise.
5508 * config/i386/i386.opt (mcrc32): New.
5510 * doc/invoke.texi: Document -mcrc32.
5512 2009-06-11 Richard Henderson <rth@redhat.com>
5514 * common.opt (gdwarf-): Accept a version number.
5515 * doc/invoke.texi (gdwarf-): Update docs.
5516 * opth-gen.awk: Special case -gdwarf+ to OPT_gdwarfplus.
5517 * opts.c (common_handle_option) [OPT_gdwarf_]: Verify dwarf
5518 version level, and record it.
5520 * dwarf2.h (DW_CIE_VERSION): Remove.
5521 * dwarf2out.c (DWARF_VERSION): Remove.
5522 (add_fde_cfi): Skip DW_CFA_set_loc addition for dwarf3.
5523 (output_call_frame_info): Use CIE version 3 for dwarf3,
5524 or if the return register column is out of range for version 1.
5525 (dwarf_stack_op_name): Add all dwarf3 values.
5526 (DEBUG_PUBTYPES_SECTION): New.
5527 (size_of_die) [dw_val_class_die_ref]: Handle DW_FORM_ref_addr
5528 encoding change for dwarf3.
5529 (output_die) [dw_val_class_die_ref]: Likewise.
5530 (output_compilation_unit_header): Emit correct version for dwarf3.
5531 (output_line_info): Likewise.
5532 (output_pubnames): Update for DWARF_VERSION removal.
5533 (output_aranges): Likewise.
5534 (gen_subprogram_die): Emit DW_OP_call_frame_cfa if emitting dwarf3.
5535 (dwarf2out_init): Don't ifdef DEBUG_PUBTYPES_SECTION.
5536 (dwarf2out_finish): Likewise.
5538 2009-06-11 David Daney <ddaney@caviumnetworks.com>
5540 * system.h (gcc_assert, gcc_unreachable): Revert accidental commit
5543 2009-06-11 David Daney <ddaney@caviumnetworks.com>
5546 * doc/extend.texi ( __builtin_unreachable): Document new builtin.
5547 * builtins.c (expand_builtin_unreachable): New function.
5548 (expand_builtin): Handle BUILT_IN_UNREACHABLE case.
5549 * builtins.def (BUILT_IN_UNREACHABLE): Add new builtin.
5550 * cfgcleanup.c (try_optimize_cfg): Delete empty blocks with no
5552 * cfgrtl.c (rtl_verify_flow_info): Handle empty blocks when
5553 searching for missing barriers.
5555 2009-06-11 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
5557 * config/darwin.h (LINK_COMMAND_SPEC): Adjust spec to link libcov
5558 when -fprofile-generate* was passed.
5559 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
5561 2009-06-11 Anthony Green <green@moxielogic.com>
5563 * config/moxie/moxie.md: Define length attribute for all instructions.
5565 (*b<cond:code>): Support limited branch ranges for new PC-relative
5566 branch instructions.
5567 * config/moxie/moxie.h (HAS_LONG_UNCOND_BRANCH): Define.
5569 2009-06-11 Jakub Jelinek <jakub@redhat.com>
5571 * config/i386/i386.c (min_insn_size): Use get_attr_length
5572 for normal insns other than TYPE_MULTI, TYPE_OTHER and TYPE_FCMP.
5575 * config/i386/i386.c (ix86_pad_returns): Use emit_jump_insn_before
5576 instead of emit_insn_before.
5578 2009-06-10 Ian Lance Taylor <iant@google.com>
5581 * graphite.c (add_conditions_to_domain): Change SWITCH_EXPR to
5584 2009-06-10 Revital Eres <eres@il.ibm.com>
5586 * passes.c (init_optimization_passes): Reschedule
5587 predictive-commoning pass before complete unroll pass.
5589 2009-06-10 Martin Jambor <mjambor@suse.cz>
5591 * cgraph.c (cgraph_node_can_be_local_p): New function.
5592 (cgraph_make_node_local): New function.
5593 * cgraph.h (cgraph_node_can_be_local_p): Declare.
5594 (cgraph_make_node_local): Declare.
5596 2009-06-10 Nathan Froyd <froydnj@codesourcery.com>
5598 * tree.h (tree_base): Add packed_flag and user_align fields.
5599 Decrease size of spare field.
5600 (TYPE_USER_ALIGN): Use user_align from tree_base.
5601 (DECL_USER_ALIGN): Likewise.
5602 (TYPE_PACKED): Use packed_flag from tree_base.
5603 (DECL_PACKED): Likewise.
5604 (tree_type): Delete packed_flag and user_align fields. Widen
5605 precision field. Widen mode field and shuffle fields to align
5606 mode on an 8-bit boundary.
5607 (tree_decl_common): Delete decl_flag_1 and user_align fields.
5608 Renumber decl_flag_* fields. Fix comments. Widen
5609 decl_common_unused field.
5610 (DECL_HAS_VALUE_EXPR_P): Adjust for renumbering of decl_flag_* fields.
5611 (DECL_EXTERNAL): Likewise.
5612 (DECL_BIT_FIELD): Likewise.
5613 (DECL_NONADDRESSABLE_P): Likewise.
5614 (TYPE_DECL_SUPRESS_DEBUG): Likewise.
5615 * config/arm/arm-modes.def (XImode): Make it an INT_MODE.
5617 2009-06-10 Ian Lance Taylor <iant@google.com>
5619 * vec.h (DEF_VEC_ALLOC_I): Use DEF_VEC_NONALLOC_FUNCS_I.
5620 (DEF_VEC_ALLOC_P): Use DEF_VEC_NONALLOC_FUNCS_P.
5621 (DEF_VEC_ALLOC_O): Use DEF_VEC_NONALLOC_FUNCS_O.
5622 (DEF_VEC_ALLOC_FUNC_P): Only define VEC_OP (T,A,alloc).
5623 (DEF_VEC_NONALLOC_FUNCS_P): New macro, broken out of old
5624 DEF_VEC_ALLOC_FUNC_P.
5625 (DEF_VEC_ALLOC_FUNC_O): Only define VEC_OP (T,A,alloc).
5626 (DEF_VEC_NONALLOC_FUNCS_O): New macro, broken out of old
5627 DEF_VEC_ALLOC_FUNC_O.
5628 (DEF_VEC_ALLOC_FUNC_I): Only define VEC_OP (T,A,alloc).
5629 (DEF_VEC_NONALLOC_FUNCS_I): New macro, broken out of old
5630 DEF_VEC_ALLOC_FUNC_I.
5631 (vec_stack_p_reserve, vec_stack_p_reserve_exact): Declare.
5632 (vec_stack_p_reserve_exact_1): Declare.
5633 (vec_stack_o_reserve, vec_stack_o_reserve_exact): Declare.
5634 (vec_stack_free): Declare.
5635 (VEC_stack_alloc): Define.
5636 (DEF_VEC_ALLOC_P_STACK, DEF_VEC_ALLOC_FUNC_P_STACK): Define.
5637 (DEF_VEC_ALLOC_O_STACK, DEF_VEC_ALLOC_FUNC_O_STACK): Define.
5638 (DEF_VEC_ALLOC_I_STACK, DEF_VEC_ALLOC_FUNC_I_STACK): Define.
5639 * vec.c (void_p): New type. Call DEF_VEC_P and DEF_VEC_ALLOC_P
5641 (stack_vecs): New static variable.
5642 (vec_stack_p_reserve_exact_1): New function.
5643 (vec_stack_o_reserve_1): New static function.
5644 (vec_stack_p_reserve, vec_stack_p_reserve_exact): New functions.
5645 (vec_stack_o_reserve, vec_stack_o_reserve_exact): New functions.
5646 (vec_stack_free): New function.
5647 * df-scan.c (df_ref): Use DEF_VEC_P and DEF_VEC_ALLOC_P_STACK.
5648 (VEC_df_ref_stack_alloc): Define.
5649 (df_mw_hardreg_ptr): New type. Use DEF_VEC_P and
5650 DEF_VEC_ALLOC_P_STACK.
5651 (VEC_df_mw_hardreg_ptr_stack_alloc): Define.
5652 (struct df_collection_rec): Change _vec fields to VEC. Remove
5654 (df_free_collection_rec): Adjust for new fields.
5655 (df_insn_rescan): Use new df_collection_rec fields.
5656 (df_notes_rescan, df_canonize_collection_rec): Likewise.
5657 (df_ref_create_structure, df_ref_record): Likewise.
5658 (df_get_conditional_uses, df_get_call_refs): Likewise.
5659 (df_insn_refs_collect, df_bb_refs_collect): Likewise.
5660 (df_bb_refs_record, df_record_entry_block_defs): Likewise.
5661 (df_record_exit_block_uses, df_bb_verify): Likewise.
5662 (df_swap_refs): Change ref_vec parameter to VEC. Change all callers.
5663 (df_sort_and_compress_refs): Change ref_vec parameter to VEC.
5664 Remove count parameter. Change return type to void. Change all
5666 (df_sort_and_compress_mws): Change mw_vec parameter to VEC.
5667 Remove count parameter. Change return type to void. Change all
5669 (df_install_refs): Change old_vec parameter to VEC. Remove count
5670 parameter. Change all callers.
5671 (df_install_mws): Change old_vec parameter to VEC. Remove count
5672 parameter. Change all callers.
5673 (df_refs_verify): Change new_rec parameter to VEC. Change call
5675 (df_mws_verify): Likewise.
5677 2009-06-10 Alexandre Oliva <aoliva@redhat.com>
5679 * gcc.c (compare_files): Cast munmap argumento to caddr_t.
5681 2009-06-10 H.J. Lu <hongjiu.lu@intel.com>
5683 * doc/extend.texi: Add description for __builtin_ia32_crc32di.
5685 2009-06-10 Anthony Green <green@moxielogic.com>
5687 * config/moxie/crti.asm: New file.
5688 * config/moxie/crtn.asm: New file.
5689 * config/moxie/moxie.c: New file.
5690 * config/moxie/moxie.h: New file.
5691 * config/moxie/sfp-machine.h: New file.
5692 * config/moxie/moxie-protos.h: New file.
5693 * config/moxie/t-moxie: Created.
5694 * config/moxie/t-moxie-softfp: Created.
5695 * config/moxie/moxie.md: Created.
5696 * config/moxie/constraints.md: Created.
5697 * config.gcc: Add moxie support.
5698 * doc/md.texi (Machine Constraints): Add moxie constraints.
5699 * doc/contrib.texi (Contributors): Mention moxie port.
5700 * doc/install.texi (Specific): Mention the moxie port.
5702 2009-06-09 Ian Lance Taylor <iant@google.com>
5704 * system.h (HAVE_DESIGNATED_INITIALIZERS): Don't define if
5706 * optabs.c (optab_table): Only use designated initializers if
5707 HAVE_DESIGNATED_INITIALIZERS is defined.
5708 (convert_optab_table): Likewise.
5709 (init_optabs): Always call init_insn_codes if
5710 HAVE_DESIGNATED_INITIALIZERS is not defined.
5712 2009-06-09 Ian Lance Taylor <iant@google.com>
5714 * targhooks.c (default_builtin_vectorized_function): Change fn
5715 parameter to unsigned int.
5716 (default_builtin_vectorized_conversion): Change code parameter to
5718 (default_builtin_reciprocal): Change fn parameter to unsigned int.
5719 * targhooks.h: Update declarations.
5720 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Change code
5721 parameter to unsigned int.
5723 * c-typeck.c (comptypes_check_enum_int): New static function.
5724 (comptypes_internal): Add enum_and_int_p parameter. Change all
5726 (comp_target_types): Add location parameter. Change all callers.
5727 (tagged_types_tu_compatible_p): Add enum_and_int_p parameter.
5729 (function_types_compatible_p, type_lists_compatible_p): Likewise.
5730 (build_conditional_expr): Add colon_loc parameter. Change all
5732 (convert_for_assignment): Add location parameter. Change all callers.
5733 * c-parser.c (c_parser_conditional_expression): Pass location of
5734 colon to build_conditional_expr.
5735 * c-tree.h (build_conditional_expr): Update declaration.
5737 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
5739 * graphite.c: Revert previous patch.
5741 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
5744 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
5746 2009-06-09 Ghassan Shobaki <ghassan.shobaki@amd.com>
5748 * tree-ssa-loop-prefetch.c
5749 (loop_prefetch_arrays): Fixed a portability problem in printf format
5752 2009-06-09 Martin Jambor <mjambor@suse.cz>
5754 PR tree-optimization/40351
5755 * tree-sra.c (propagate_subacesses_accross_link): Check that a
5756 refrence to a potential artifical subaccess can be constructed.
5758 2009-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
5760 * config/sh/sh-protos.h (sh_optimization_options): Declare.
5761 (sh_override_options): Likewise.
5762 * config/sh/sh.c: Include params.h.
5763 (sh_optimization_options): New.
5764 (sh_override_options): Likewise.
5765 * config/sh/sh.c (OPTIMIZATION_OPTIONS): Use sh_optimization_options.
5766 (OVERRIDE_OPTIONS): Use sh_override_options.
5768 2009-06-08 Jakub Jelinek <jakub@redhat.com>
5770 * dwarf2out.c (emit_cfa_remember): New variable.
5771 (add_fde_cfi): If emit_cfa_remember, recurse to add
5772 DW_CFA_remember_state first.
5773 (dwarf2out_begin_epilogue): Don't add_fde_cfi DW_CFA_remember_state,
5774 instead just set emit_cfa_remember.
5776 2009-06-08 Jan Hubicka <jh@suse.cz>
5779 * dwarf2out.c (dwarf2out_abstract_function): Free decl_loc_table.
5781 2009-06-08 Jan Hubicka <jh@suse.cz>
5784 * cgraphunit.c (save_inline_function_body): Do not copy transform
5785 hooks for saved inline bodies.
5786 * ipa-passes.c (do_per_function): Do not add the hoks multiple times
5789 2009-06-08 Adam Nemet <anemet@caviumnetworks.com>
5791 * jump.c (returnjump_p): Handle delayed branches. Add missing
5794 2009-06-08 Jan Hubicka <jh@suse.cz>
5797 * cgraph.c (cgraph_create_edge_including_clones): Also asume that the
5798 original node might've been modified.
5799 * tree-inline.c (copy_bb): Do not assume that all clones are the same.
5801 2009-06-08 Jakub Jelinek <jakub@redhat.com>
5803 * tree-object-size.c (addr_object_size): Add OSI argument.
5804 Handle also INDIRECT_REF with SSA_NAME inside of it as base address.
5805 (compute_builtin_object_size, expr_object_size): Adjust callers.
5806 (plus_stmt_object_size): Call addr_object_size instead of
5807 compute_builtin_object_size.
5809 2009-06-08 Ghassan Shobaki <ghassan.shobaki@amd.com>
5810 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
5812 * tree-ssa-loop-prefetch.c
5813 (gather_memory_references): Introduced a counter for the number of
5815 (anything_to_prefetch_p): Introduced a counter for the number of
5817 (is_loop_prefetching_profitable): New function with a cost model
5819 (loop_prefetch_arrays): Use the new cost model to determine if
5820 prefetching is profitable.
5821 * params.def (MIN_INSN_TO_PREFETCH_RATIO,
5822 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
5823 * params.h (MIN_INSN_TO_PREFETCH_RATIO,
5824 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
5825 * doc/invoke.texi (MIN_INSN_TO_PREFETCH_RATIO,
5826 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
5828 2009-06-08 Michael Matz <matz@suse.de>
5831 * cfgexpand.c (set_rtl): Store place also in DECL_RTL, if all
5832 partitions use the same.
5833 (expand_one_var): Deal with DECL_RTL sometimes begin set also
5834 for basevars of SSA_NAMEs.
5835 (expand_used_vars): Reset TREE_USED for basevars of SSA_NAMEs,
5836 to not expand them twice.
5837 (gimple_expand_cfg): Clear DECL_RTL for those decls that have
5840 2009-06-08 Alexandre Oliva <aoliva@redhat.com>
5842 * common.opt (fcompare-debug=, fcompare-debug-second): New.
5843 (fdump-final-insns=, gtoggle): New.
5844 * doc/invoke.texi: Document them.
5845 * final.c (rest_of_clean_state): Dump final insn stream.
5846 * gcc.c (invoke_as): Hook in -fcompare-debug.
5847 (static_spec_functions): Add compare-debug-dump-opt,
5848 compare-debug-self-opt and compare-debug-auxbase-opt.
5849 (compare_debug, compare_debug_second, compare_debug_opt): New.
5850 (switches_debug_check, n_switches_debug_check): New.
5851 (debug_auxbase_opt, debug_check_temp_file): New.
5852 (process_command): Handle -fno-compare-debug, -fcompare-debug and
5854 (do_self_spec): Handle arguments after switches.
5855 (do_spec_1): Add .gk extension to temp file basenames for compare.
5856 (check_live_switch): Take SWITCH_IGNORE into account, and earlier.
5857 (cc1_options): Use it instead of normal auxbase computation for
5858 the second compare-debug compilation.
5859 (compare_files): New.
5860 (main): Set up and implement compare debug mode.
5861 (compare_debug_dump_opt_spec_function): New.
5862 (compare_debug_self_opt_spec_function): New.
5863 (compare_debug_auxbase_opt_spec_function): New.
5864 * toplev.c (process_options): Handle flag_gtoggle,
5865 flag_dump_final_insns.
5866 * coverage.c (coverage_begin_output): Don't overwrite .gcno file
5867 during -fcompare-debug-second compilation.
5869 2009-06-07 Ian Lance Taylor <iant@google.com>
5871 * dwarf2.h (enum dwarf_location_atom): Add INTERNAL_DW_OP_tls_addr.
5872 * dwarf2out.c (INTERNAL_DW_OP_tls_addr): Don't #define.
5874 * c-common.c (c_do_switch_warnings): Don't exit early for -Wswitch
5875 with no default node. Change warning with %H to warning_at.
5876 Don't clear warn_switch around case checking.
5877 * doc/invoke.texi (Warning Options): Clarify distinction between
5878 -Wswitch and -Wswitch-enum.
5880 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5882 * tree-pass.h (TODO_update_ssa_any): Document internal use only.
5884 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5886 * gbl-ctors.h: Add header guard.
5888 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5890 * tree-flow.h (make_value_handle, set_value_handle, sort_vuses,
5891 sort_vuses_heap, vn_lookup_or_add, vn_lookup_or_add_with_stmt,
5892 vn_lookup_or_add_with_vuses, vn_add, vn_add_with_vuses,
5893 vn_lookup_with_stmt, vn_lookup, vn_lookup_with_vuses): Remove
5894 prototypes for removed functions.
5895 (expressions_equal_p): Move to ...
5896 * tree-ssa-sccvn.h: ... here and ...
5897 * matrix-reorg.c: ... adjust includes.
5899 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5901 * ipa-struct-reorg.c (do_reorg_1): Fix whitespace in dump output.
5903 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5905 * c-decl.c (finish_decl): Use bool for variable was_incomplete.
5906 (finish_function): Remove erroneous whitespace.
5908 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5910 * tree-cfg.c (gimple_merge_blocks): Commentary typo fix.
5911 (verify_stmts): Print statement who's gimple_bb is set to a wrong BB
5913 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5915 * errors.c (internal_error): Commentary typo fix.
5916 * gimple-iterator.c (gsi_insert_seq_on_edge): Ditto.
5917 * tree-ssa-pre.c: Ditto.
5919 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5921 * basic-block.h (ENTRY_BLOCK, EXIT_BLOCK): Document that neither of
5922 them is supposed to hold actual statements.
5924 2009-06-06 Ian Lance Taylor <iant@google.com>
5926 * doc/extend.texi (Attribute Syntax): Document that C++ labels on
5927 empty statements can now have attributes.
5929 2009-06-05 Shujing Zhao <pearly.zhao@oracle.com>
5931 * config/mips/mips.c: Use REG_P and CONST_INT_P where applicable.
5932 * config/mips/mips.md: Ditto.
5934 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
5936 * config/rs6000/eabi.asm (__eabi_convert): Don't define if
5938 (__eabi_uconvert): Likewise.
5940 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
5942 * config/rs6000/ppc-asm.h: Protect auto-host.h inclusion and
5943 CFI_* definitions with IN_GCC.
5945 2009-06-05 David Edelsohn <edelsohn@gnu.org>
5947 * xcoffout.h (xcoffout_source_line): Update prototype.
5949 2009-06-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5951 * builtins.c (do_mpc_ckconv, do_mpc_arg1): Use
5952 mpc_realref/mpc_imagref instead of MPC_RE/MPC_IM.
5954 2009-06-05 Jakub Jelinek <jakub@redhat.com>
5957 * tree-ssa-live.c (remove_unused_scope_block_p): Don't prune
5958 inlined_function_outer_scope_p blocks for artificial inlines
5960 * tree.c (tree_nonartificial_location): Rewrite using
5961 block_nonartificial_location.
5963 2009-06-05 Revital Eres <eres@il.ibm.com>
5964 Leehod Baruch <leehod@il.ibm.com>
5966 * expr.c (expand_assignment): Expand MISALIGNED_INDIRECT_REF.
5967 (expand_expr_real_1): Remove comment.
5968 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
5969 Vectorize misaligned access when the target supports it.
5970 (vect_supportable_dr_alignment): Check for unaligned access support.
5971 * tree-vect-stmts.c (vectorizable_store): Generate misaligned store
5974 2009-06-05 Julian Brown <julian@codesourcery.com>
5976 * config/arm/ieee754-df.S (cmpdf2): Avoid writing below SP.
5977 * config/arm/ieee754-sf.S (cmpsf2): Likewise.
5979 2009-06-05 Richard Guenther <rguenther@suse.de>
5982 * dwarf2out.c (dwarf2out_begin_function): Mark discriminator
5985 2009-06-05 Jakub Jelinek <jakub@redhat.com>
5987 * config/s390/s390.c (global_not_special_regno_p): New static inline.
5988 (save_gprs): Don't tell unwinder when a global register is saved.
5989 (s390_emit_epilogue): Emit needed epilogue unwind info.
5991 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
5993 * dwarf2out.c (deferred_asm_name): New.
5994 (add_name_and_src_coords_attributes): Defer creation of
5995 DW_AT_MIPS_linkage_name attribute if DECL_ASSEMBLER_NAME was not
5997 (move_linkage_attr): New.
5998 (dwarf2out_finish): Revisit deferrals and emit attributes at the
6001 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
6003 * tree-nested.c (finalize_nesting_tree_1): Declare the
6004 frame_decl in the binding tree.
6006 2009-06-04 Cary Coutant <ccoutant@google.com>
6008 * basic-block.h (struct basic_block_def): Add discriminator field.
6009 * dbxout.c (dbxout_source_line): Add new parameter. Change all
6011 * debug.c (do_nothing_debug_hooks): Add additional entry.
6012 (debug_nothing_int_charstar_int): New function.
6013 * debug.h (struct gcc_debug_hooks): Add parameter to source_line hook.
6014 (debug_nothing_int_charstar_int): New declaration.
6015 * dwarf2out.c (dwarf2out_source_line): Add new parameter. Write
6016 discriminator value in .loc directive.
6017 * final.c (last_discriminator): New variable.
6018 (discriminator): New variable.
6019 (final_start_function): Initialize above variables, pass current
6020 discriminator to debug hook.
6021 (notice_source_line): Check for discriminator change.
6022 * gimple-pretty-print.c (dump_bb_header): Print discriminator value.
6023 * sdbout.c (sdbout_source_line): New parameter.
6024 * tree-cfg.c (struct locus_discrim_map): New structure type.
6025 (discriminator_per_locus): New hash table.
6026 (build_gimple_cfg): Allocate and free discriminator hash table.
6027 (make_edges): Call assign_discriminator.
6028 (locus_map_hash): New function.
6029 (locus_map_eq): New function.
6030 (next_discriminator_for_locus): New function.
6031 (same_line_p): New function.
6032 (assign_discriminator): New function.
6033 (make_cond_expr_edges): Call assign_discriminator.
6034 (make_gimple_switch_edges): Likewise.
6035 (first_non_label_stmt): New function.
6036 * vmsdbgout.c (vmsdbgout_source_line): Add new parameter. Change
6038 * xcoffout.c (xcoffout_source_line): Add new parameter.
6040 * configure.ac (gcc_cv_as_discriminator): New configury check for
6041 gas support for discriminator.
6042 * configure: Regenerate.
6043 * config.in: Regenerate.
6045 2009-06-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6047 * config/arm/arm.c (thumb2_legitimate_index_p): Initialize
6048 val after checking for integers.
6050 2009-06-04 Uros Bizjak <ubizjak@gmail.com>
6052 * config/i386/i386.h (X86_64_MS_REGPARM_MAX): Rename from
6054 (REGPARM_MAX): Use X86_64_MS_REGPARM_MAX.
6055 (X86_64_MS_SSE_REGPARM_MAX): Rename from X64_SSE_REGPARM_MAX.
6056 (SSE_REGPARM_MAX): Use X86_64_MS_SSE_REGPARM_MAX.
6057 * config/i386/i386.c: Use X86_64_MS_REGPARM_MAX instead of
6058 X64_REGPARM_MAX. Use X86_64_MS_SSE_REGPARM_MAX instead of
6059 X64_SSE_REGPARM_MAX.
6060 * config/i386/i386.md: Use X86_64_MS_SSE_REGPARM_MAX instead of
6061 X64_SSE_REGPARM_MAX.
6063 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
6065 * gcc.c (report_times_to_file): New.
6066 (execute): Implement it.
6067 (process_command): Support -time=.
6068 * doc/invoke.texi: Document it.
6070 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
6072 * tree-ssa-live.c (remove_unused_scope_block_p): Keep variables
6073 that have value exprs.
6075 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
6077 * dwarf2asm.c (dw2_force_const_mem): Defer creation of
6078 declarations for constants until...
6079 (dw2_output_indirect_constant_1): ... this point.
6081 2009-06-04 Richard Earnshaw <rearnsha@arm.com>
6084 * arm.md (arm_addsi3): Don't try to split an add with an
6085 eliminable register until after reload has completed.
6087 2009-06-03 Ian Lance Taylor <iant@google.com>
6089 * dummy-checksum.c (executable_checksum): Use EXPORTED_CONST.
6090 * genattrtab.c (write_length_unit_log): Likewise.
6091 * genchecksum.c (dosum): Likewise.
6092 * gengtype.c (write_rtx_next): Likewise.
6093 (finish_root_table, write_roots): Likewise.
6094 * gimple.c (gimple_ops_offset_): Likewise.
6095 * tree-nomudflap.c (gt_ggc_r_gt_tree_mudflap_h): Likewise.
6096 * config/arc/arc.c (arc_attribute_table): Likewise.
6097 * config/arm/arm.c (arm_attribute_table): Likewise.
6098 * config/avr/avr.c (avr_attribute_table): Likewise.
6099 * config/crx/crx.c (crx_attribute_table): Likewise.
6100 * config/m32r/m32r.c (m32r_attribute_table): Likewise.
6101 * config/m68hc11/m68hc11.c (m68hc11_attribute_table): Likewise.
6102 * config/mcore/mcore.c (mcore_attribute_table): Likewise.
6103 * config/rs6000/rs6000.c (rs6000_attribute_table): Likewise.
6104 * config/sh/sh.c (sh_attribute_table): Likewise.
6105 * config/sparc/sparc.c (sparc_attribute_table): Likewise.
6106 * config/spu/spu.c (spu_attribute_table): Likewise.
6107 * config/v850/v850.c (v850_attribute_table): Likewise.
6109 * config/alpha/alpha.c (vms_attribute_table): Make static.
6110 * config/bfin/bfin.c (bfin_attribute_table): Likewise.
6111 * config/h8300/h8300.c (h8300_attribute_table): Likewise.
6112 * config/mips/mips.c (mips_attribute_table): Likewise.
6114 * Makefile.in (dummy-checksum.o): Depend upon $(CONFIG_H) and
6116 (cc1-checksum.o): Likewise.
6118 2009-06-03 Steve Ellcey <sje@cup.hp.com>
6120 * config/ia64/vect.md (*movv2sf_internal): Handle big endian case.
6122 2009-06-03 Jakub Jelinek <jakub@redhat.com>
6124 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Return generated
6125 insn if it is changing sp. Use gen_add3_insn instead of
6126 conditionally gen_addsi3 and gen_adddi3.
6127 (offset_below_red_zone_p): New static inline function.
6128 (rs6000_emit_epilogue): Emit needed epilogue unwind info.
6129 Use gen_add3_insn instead of conditionally gen_addsi3 and gen_adddi3.
6130 * config/rs6000/ppc-asm.h: Include auto-host.h.
6131 (CFI_STARTPROC, CFI_ENDPROC, CFI_DEF_CFA_REGISTER, CFI_OFFSET,
6132 CFI_RESTORE): Define.
6133 * config/rs6000/crtresxgpr.asm: Add unwind info.
6134 * config/rs6000/crtresxfpr.asm: Likewise.
6135 * config/rs6000/crtresgpr.asm: Likewise.
6136 * config/rs6000/crtresfpr.asm: Likewise.
6137 * config/rs6000/crtsavgpr.asm: Likewise.
6138 * config/rs6000/crtsavfpr.asm: Likewise.
6140 * dwarf2out.c (output_cfi_directive): Pass 1 instead of 0 to second
6141 argument of DWARF2_FRAME_REG_OUT macros.
6143 2009-06-03 Julian Brown <julian@codesourcery.com>
6145 * config/arm/arm.c (arm_hard_regno_mode_ok): Permit values of four
6146 words or less (including TImode) in core registers.
6148 2009-06-03 Richard Guenther <rguenther@suse.de>
6151 * fold-const.c (fold_convert): Fold the build COMPLEX_EXPR.
6153 2009-06-03 Andrey Belevantsev <abel@ispras.ru>
6155 * statistics.c (statistics_counter_event): Do not record event
6156 in pass dump if its number == -1.
6157 (curr_statistics_hash): Add assert that we never get passes
6158 with static number == -1.
6160 2009-06-03 Richard Guenther <rguenther@suse.de>
6161 Andrey Belevantsev <abel@ispras.ru>
6163 * cfgexpand.c (discover_nonconstant_array_refs_r): Make only
6164 non-BLKmode arrays addressable.
6166 2009-06-03 Maxim Kuvyrkov <maxim@codesourcery.com>
6168 * config/m68k/linux.h (HAVE_GAS_BALIGN_AND_P2ALIGN): Move to ...
6169 * config/m68k/m68k.h: ... here.
6170 * testsuite/gcc.dg/falign-labels.c (dg-options): Don't restrict for
6173 2009-06-03 Martin Jambor <mjambor@suse.cz>
6175 PR tree-optimization/40323
6176 * ipa-prop.c (get_ssa_def_if_simple_copy): Break if not single
6179 2009-06-03 Richard Guenther <rguenther@suse.de>
6181 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
6184 2009-06-03 Shujing Zhao <pearly.zhao@oracle.com>
6186 * config/sh/predicates.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
6187 JUMP_P, CALL_P, NONJUMP_INSN_P, NOTE_P, BARRIER_P and
6188 JUMP_TABLE_DATA_P where applicable.
6189 * config/sh/sh.c: Ditto.
6190 * config/sh/sh.h: Ditto.
6191 * config/sh/sh.md: Ditto.
6192 * config/sh/symbian.c: Ditto.
6194 2009-06-03 Uros Bizjak <ubizjak@gmail.com>
6196 * config/i386/driver-i386.c (describe_cache): Optimize
6197 concatenation of strings. Use snprintf instead of sprintf.
6198 (host_detect_local_cpu): Ditto. Ignore -march and -mtune for native
6199 target when not compiling with GCC.
6201 2009-06-02 Kaz Kojima <kkojima@gcc.gnu.org>
6203 * config/sh/sh.c: Revert last change.
6204 (sh_expand_epilogue): Emit a blockage insn before the frame
6205 pointer adjustment unconditionally.
6207 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
6209 * config/pa/pa-hpux.h (LINK_SPEC): Remove "%<fwhole-program".
6210 * config/pa/pa-hpux10.h (LINK_SPEC): Likewise.
6211 * config/pa/pa-hpux11.h (LINK_SPEC): Likewise.
6212 * gcc.c (set_collect_gcc_options): Don't add -fwhole-program
6213 to COLLECT_GCC_OPTIONS.
6215 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
6217 * collect2.c (target_system_root): New variable.
6218 (main): Handle --sysroot=.
6219 (ignore_library): Strip the sysroot from the library path.
6221 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
6223 * Makefile.in (COLLECT2_OBJS): Add collect2-aix.o.
6224 (collect2.o): Depend on collect2-aix.h.
6225 (collect2-aix.o): New rule.
6226 * collect2-aix.h: New file.
6227 * collect2-aix.c: Likewise.
6228 * collect2.c: Include collect2-aix.h. Don't undefine
6229 OBJECT_FORMAT_COFF if CROSS_AIX_SUPPORT is defined.
6230 Guard native includes with #ifndef CROSS_DIRECTORY_STRUCTURE.
6231 Use TARGET_AIX_VERSION instead of _AIX51.
6232 * config/rs6000/aix43.h (TARGET_AIX_VERSION): Define.
6233 * config/rs6000/aix51.h (TARGET_AIX_VERSION): Likewise.
6234 * config/rs6000/aix52.h (TARGET_AIX_VERSION): Likewise.
6235 * config/rs6000/aix53.h (TARGET_AIX_VERSION): Likewise.
6236 * config/rs6000/aix61.h (TARGET_AIX_VERSION): Likewise.
6238 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
6240 * collect2.c (ignore_library): Avoid premature post-increment
6243 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
6245 * Makefile.in (libgcc.mvars): Add TARGET_SYSTEM_ROOT.
6246 * config/rs6000/aix.h (LINK_SYSCALLS_SPEC): Add %R to the
6247 !CROSS_DIRECTORY_STRUCTURE alternative and use it for
6248 CROSS_DIRECTORY_STRUCTURE too.
6249 (LINK_LIBG_SPEC): Likewise.
6250 (LIB_SPEC): Add %R to sysroot paths.
6251 * config/rs6000/aix43.h (CPP_SPEC): Add %R to sysroot paths.
6252 (CPLUSPLUS_CPP_SPEC, LIB_SPEC): Likewise.
6253 * config/rs6000/aix51.h: As for aix43.h.
6254 * config/rs6000/aix52.h: Likewise.
6255 * config/rs6000/aix53.h: Likewise.
6256 * config/rs6000/aix61.h: Likewise.
6257 * config/rs6000/t-aix52 (SHLIB_LINK): Add $(TARGET_SYSTEM_ROOT)
6258 to the beginning of sysroot paths.
6260 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
6262 * print_rtl (print_rtx): Don't print modes in EXPR_LISTs and
6263 INSN_LISTs that are out of the REG_NOTE range.
6265 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
6267 * loop-unroll.c (struct iv_to_split): Add pointer to next.
6268 (struct var_to_expand): Likewise.
6269 (struct opt_info): Add head and tail for linked lists of the above.
6270 (analyze_insn_to_expand_var): Initialize next.
6271 (analyze_iv_to_split_insn): Likewise.
6272 (analyze_insns_in_loop): Create linked lists.
6273 (allocate_basic_variable): Simplify for use without hash table.
6274 (insert_var_expansion_initialization): Likewise, make it type-safer.
6275 (combine_var_copies_in_loop_exit): Likewise.
6276 (apply_opt_in_copies): Walk lists rather than hash tables.
6277 (release_var_copies): Simplified and inlined by hand into...
6278 (free_opt_info): ... this function.
6280 2009-06-02 Richard Guenther <rguenther@suse.de>
6282 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
6285 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
6287 * cfgexpand.c (gimple_expand_cfg): Discard the source location
6288 only for builtins that are not overridden.
6290 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
6292 * gengtype.c (adjust_field_rtx_def): Add NOTE_INSN_DELETED_LABEL's
6295 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
6297 * df-core.c (df_ref_debug): Honor -fdump-noaddr.
6299 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
6301 * combine.c (move_deaths): Compare LUIDs within the same BB only.
6303 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
6305 * common.opt (fdump-unnumbered-links): New.
6306 * doc/invoke.texi (-fdump-unnumbered-links): Document it.
6307 * print-rtl.c (flag_dump_unnumbered_links): New.
6308 (print_rtx): Test it.
6310 2009-06-02 Richard Earnshaw <rearnsha@arm.com>
6312 * arm.c (arm_get_frame_offsets): Prefer using r3 for padding a
6313 push/pop multiple to 8-byte alignment.
6315 2009-06-01 Jakub Jelinek <jakub@redhat.com>
6317 * config/i386/i386.c (queued_cfa_restores): New static variable.
6318 (ix86_add_cfa_restore_note, ix86_add_queued_cfa_restore_notes): New
6320 (pro_epilogue_adjust_stack): Call ix86_add_queued_cfa_restore_notes.
6321 (ix86_emit_restore_reg_using_pop): Add RED_OFFSET argument.
6322 Set RTX_FRAME_RELATED_P immediately after adding a REG_CFA_* note.
6323 Call ix86_add_cfa_restore_note instead of adding REG_CFA_OFFSET
6324 note unconditionally.
6325 (ix86_emit_restore_regs_using_mov): Likewise.
6326 (ix86_emit_restore_sse_regs_using_mov): Likewise.
6327 (ix86_emit_restore_regs_using_pop): Add RED_OFFSET argument, pass
6328 it through to ix86_emit_restore_reg_using_pop.
6329 (ix86_emit_leave): Add RED_OFFSET argument. Call
6330 ix86_add_queued_cfa_restore_notes. Call ix86_add_cfa_restore_note
6331 instead of adding REG_CFA_OFFSET note unconditionally.
6332 (ix86_expand_epilogue): Compute RED_OFFSET, pass it down to
6333 the above functions. Call ix86_add_queued_cfa_restore_notes when
6336 * dwarf2out.c (dwarf2out_cfi_label): Add FORCE argument, if true,
6337 force output of the label even for dwarf2out_do_cfi_asm.
6338 (add_fde_cfi): If -g2 and above and cfi might change CFA,
6339 force creation of CFI label and chain DW_CFA_set_loc jumping to it
6340 for convert_cfa_to_fb_loc_list. Adjust other dwarf2out_cfi_label
6342 (dwarf2out_stack_adjust, dwarf2out_frame_debug,
6343 dwarf2out_begin_epilogue, dwarf2out_frame_debug_restore_state): Adjust
6344 dwarf2out_cfi_label callers.
6345 * tree.h (dwarf2out_cfi_label): Adjust prototype.
6346 * config/arm/arm.c (thumb_pushpop, thumb1_output_function_prologue):
6347 Adjust dwarf2out_cfi_label callers.
6348 * config/vax/vax.c (vax_output_function_prologue): Likewise.
6350 * config/i386/i386.h (struct machine_cfa_state,
6351 struct machine_function): Guard with ifndef USED_FOR_TARGET
6352 instead of not IN_LIBGCC2 and not in IN_TARGET_LIBS.
6355 * emutls.c (__emutls_get_address): Change arr->size to mean number
6356 of allocated arr->data entries instead of # of slots + 1.
6359 * recog.c (peep2_reinit_state): New function.
6360 (peephole2_init_state): Use it at the end of a basic block and also
6361 when seeing a RTX_FRAME_RELATED_P insn.
6363 2009-06-01 Steve Ellcey <sje@cup.hp.com>
6365 * ia64.md (floatdirf2, fix_truncrfdi, floatunsdirf,
6366 fixuns_truncrfdi2): New.
6367 (fix_truncxfdi2_alts, fixuns_truncxfdi2_alts,
6368 *nmaddsf4_alts, *nmadddf4_alts, *nmadddf4_truncsf_alts,
6369 *mulxf3_alts, *mulxf3_truncsf_alts, *mulxf3_truncdf_alts,
6370 *maddxf4_alts, *maddxf4_alts_truncsf, *maddxf4_alts_truncdf,
6371 *nmaddxf4_alts, *nmaddxf4_truncsf_alts, *nmaddxf4_truncdf_alts,
6372 *recip_approx): Remove.
6373 (divsi3 modsi3, udivsi3, umodsi3, divsi3_internal, divdi3,
6374 moddi3, udivdi3, umoddi3, divdi3_internal_lat, divdi3_internal_thr,
6375 divsf3, sqrtsf2, divdf3, sqrtdf2, divxf3, sqrtxf2): Modify and
6377 * div.md (fix_truncrfdi2_alts, fixuns_truncrfdi2_alt,
6380 2009-06-01 Ian Lance Taylor <iant@google.com>
6382 * attribs.c (register_attribute): Use CONST_CAST.
6383 * collect2.c (main): Use CONST_CAST2.
6384 (scan_prog_file): Likewise.
6385 * gcc.c (process_command, main): Likewise.
6386 * toplev.c (toplev_main): Likewise.
6388 * c-typeck.c (handle_warn_cast_qual): New static function,
6389 partially broken out of build_c_cast.
6390 (build_c_cast): Call handle_warn_cast_qual.
6391 * doc/invoke.texi (Warning Options): Document new effect of
6394 2009-06-01 Aldy Hernandez <aldyh@redhat.com>
6396 * diagnostic.c (diagnostic_build_prefix): Always print columns.
6397 (diagnostic_report_current_module): Print columns.
6398 * common.opt (flag_show_column): Enable by default.
6400 2009-06-01 Luis Machado <luisgpm@br.ibm.com>
6402 * alias.c (find_base_term): Check for NULL term before returning.
6404 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
6406 Revert due to PR40320:
6407 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
6408 * calls.c (emit_library_call_value_1): Don't force_operand for move
6411 2009-06-01 Olivier Hainque <hainque@adacore.com>
6412 Eric Botcazou <ebotcazou@adacore.com>
6414 * tree.h (CONSTRUCTOR_BITFIELD_P): True if NODE, a FIELD_DECL, is
6415 to be processed as a bitfield for constructor output purposes.
6416 * output.h (initializer_constant_valid_for_bitfield_p): Declare
6418 * varasm.c (oc_local_state): New type, output_constructor
6419 local state to support communication with helpers.
6420 (oc_outer_state): New type, output_constructor outer state of
6421 relevance in recursive calls.
6422 (output_constructor_array_range): New output_constructor helper,
6423 extracted code for an array range element.
6424 (output_constructor_regular_field): New output_constructor helper,
6425 extracted code for an element that is not a bitfield.
6426 (output_constructor_bitfield): New output_constructor helper,
6427 extracted code for a bitfield element. Accept an OUTER state
6428 argument for recursive processing. Recurse on record or array
6429 CONSTRUCTOR values, possibly past noop conversions.
6430 (initializer_constant_valid_for_bitfield_p): New predicate. Whether
6431 VALUE is a valid constant-valued expression for use in a static
6432 bit-field initializer.
6433 (output_constructor): Rework to use helpers. Accept and honor an
6434 OUTER state argument for recursive calls. Return total size. Be
6435 prepared for nested constructors initializing bitfields.
6436 (output_constant): Feed OUTER in calls to output_constructor.
6438 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
6440 * calls.c (emit_library_call_value_1): Don't force_operand for move
6443 2009-06-01 Nick Clifton <nickc@redhat.com>
6445 * doc/invoke.texi (IA-64 Options): Fix typo.
6447 2009-06-01 Ira Rosen <irar@il.ibm.com>
6449 PR tree-optimization/39129
6450 * tree-vect-loop-manip.c (conservative_cost_threshold): Change the
6452 (vect_do_peeling_for_loop_bound): Use
6453 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
6454 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
6455 (vect_loop_versioning): Likewise.
6456 (vect_create_cond_for_alias_checks): Fix indentation.
6457 * tree-vectorizer.h (struct _loop_vec_info): Fix indentation of the
6459 (LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT): Define.
6460 (LOOP_REQUIRES_VERSIONING_FOR_ALIAS): Likewise.
6461 * tree-vect-loop.c (vect_analyze_loop_form): Change "too many BBs" to
6462 "control flow in loop".
6463 (vect_estimate_min_profitable_iters): Use
6464 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
6465 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
6466 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
6467 (vect_create_data_ref_ptr): Don't mention array dimension in printing.
6468 * tree-vect-stmts.c (vectorizable_store): Replace the check that the
6469 statement belongs to a group of strided accesses with the exact code
6471 (vectorizable_load): Likewise.
6472 * tree-vect-slp.c (vect_analyze_slp_instance): Spell out "basic block".
6473 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
6475 2009-06-01 Gerald Pfeifer <gerald@pfeifer.com>
6477 * config/freebsd-stdint.h: New file.
6478 * config.gcc (*-*-freebsd): Set use_gcc_stdint=wrap.
6479 Add freebsd-stdint.h to tm_file.
6481 2009-06-01 Richard Earnshaw <rearnsha@arm.com>
6483 * arm/thumb2.md (thumb2_zero_extendhidi2): New insn and split.
6484 (thumb2_extendhidi2): Likewise.
6486 2009-05-31 Ian Lance Taylor <iant@google.com>
6488 * regstat.c (regstat_n_sets_and_refs): Remove duplicate definition.
6490 2009-05-31 Ian Lance Taylor <iant@google.com>
6492 * Makefile.in (except.o): Depend upon gt-except.h, not gt-$(EXCEPT_H).
6493 (ipa-cp.o): Depend upon $(FIBHEAP_H) and $(PARAMS_H).
6494 (ipa-reference.o): Depend upon gt-ipa-reference.h.
6496 2009-05-31 Jason Merrill <jason@redhat.com>
6498 * tree-pretty-print.c (print_call_name): Take the callee, not the
6499 call itself. Make non-static. Use dump_function_name for functions.
6500 (dump_generic_node): Adjust.
6501 * diagnostic.h: Declare print_call_name.
6502 * gimple-pretty-print.c (dump_gimple_call): Use it.
6504 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
6506 * config/sh/sh.md (ashldi3_std): New define_expand.
6509 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
6512 * config/sh/sh.c: Include debug.h.
6513 (sh_expand_epilogue): Emit a blockage insn before the frame
6514 pointer adjustment also when dwarf2out_do_frame returns true.
6516 2009-05-31 Richard Earnshaw <rearnsha@arm.com>
6518 * arm/thumb2.md (thumb2_extendsidi2): Add a split sub-pattern.
6519 (thumb2_extendqidi2): New pattern.
6521 2009-05-31 Ira Rosen <irar@il.ibm.com>
6523 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1): Don't
6524 mark phis for renaming.
6525 * tree-vectorizer.c (vect_memsyms_to_rename): Remove.
6526 (vectorize_loops): Don't allocate and free vect_memsyms_to_rename.
6527 Call mark_sym_for_renaming.
6528 * tree-vectorizer.h (vect_memsyms_to_rename): Remove.
6529 * tree-vect-loop.c (vect_transform_loop): Remove
6530 vect_memsyms_to_rename initialization and a call to
6531 mark_set_for_renaming.
6533 2009-05-31 Jakub Jelinek <jakub@redhat.com>
6536 * config/i386/i386.c (pro_epilogue_adjust_stack): Mark insns
6537 frame related even if !set_cfa && style < 0.
6539 2009-05-30 Kai Tietz <kai.tietz@onevision.com>
6541 * config/i386/mingw-tls.c: New file.
6542 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Add mingw-tls.c file.
6543 * gthr-win32.h (MINGW32_SUPPORTS_MT_EH): Define it for targets
6544 defining _WIN32 but not __CYGWIN__.
6546 2009-05-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6548 * configure.ac: Add MPC support.
6550 * config.in, configure: Regenerate.
6552 2009-05-29 Richard Henderson <rth@redhat.com>
6554 * cfgcleanup.c (try_crossjump_to_edge): Only skip past
6555 NOTE_INSN_BASIC_BLOCK.
6556 * cfglayout.c (duplicate_insn_chain): Copy epilogue insn marks.
6557 Duplicate NOTE_INSN_EPILOGUE_BEG notes.
6558 * cfgrtl.c (can_delete_note_p): Allow NOTE_INSN_EPILOGUE_BEG
6560 * dwarf2out.c (struct cfa_loc): Change indirect field to bitfield,
6562 (add_cfi): Disable check redefining cfa away from drap.
6563 (lookup_cfa_1): Add remember argument; handle remember/restore.
6564 (lookup_cfa): Pass remember argument.
6565 (cfa_remember): New.
6566 (compute_barrier_args_size_1): Remove sibcall check.
6567 (dwarf2out_frame_debug_def_cfa): New.
6568 (dwarf2out_frame_debug_adjust_cfa): New.
6569 (dwarf2out_frame_debug_cfa_offset): New.
6570 (dwarf2out_frame_debug_cfa_register): New.
6571 (dwarf2out_frame_debug_cfa_restore): New.
6572 (dwarf2out_frame_debug): Handle REG_CFA_* notes.
6573 (dwarf2out_begin_epilogue): New.
6574 (dwarf2out_frame_debug_restore_state): New.
6575 (dw_cfi_oprnd1_desc): Handle DW_CFA_remember_state,
6576 DW_CFA_restore_state.
6577 (output_cfi_directive): Likewise.
6578 (convert_cfa_to_fb_loc_list): Likewise.
6579 (dw_cfi_oprnd1_desc): Handle DW_CFA_restore.
6580 * dwarf2out.h: Update.
6581 * emit-rtl.c (try_split): Don't split RTX_FRAME_RELATED_P.
6582 (copy_insn_1): Early out for null.
6583 * final.c (final_scan_insn): Call dwarf2out_begin_epilogue
6584 and dwarf2out_frame_debug_restore_state.
6585 * function.c (prologue, epilogue, sibcall_epilogue): Remove.
6586 (prologue_insn_hash, epilogue_insn_hash): New.
6587 (free_after_compilation): Adjust freeing accordingly.
6588 (record_insns): Create hash table if needed; push insns into
6589 hash instead of array.
6590 (maybe_copy_epilogue_insn): New.
6591 (contains): Search hash table instead of array.
6592 (sibcall_epilogue_contains): Remove.
6593 (thread_prologue_and_epilogue_insns): Split eh_return insns
6594 and mark them as epilogues.
6595 (reposition_prologue_and_epilogue_notes): Rewrite epilogue
6596 scanning in terms of basic blocks.
6597 * insn-notes.def (CFA_RESTORE_STATE): New.
6598 * jump.c (returnjump_p_1): Accept EH_RETURN.
6599 (eh_returnjump_p_1, eh_returnjump_p): New.
6600 * reg-notes.def (CFA_DEF_CFA, CFA_ADJUST_CFA, CFA_OFFSET,
6601 CFA_REGISTER, CFA_RESTORE): New.
6602 * rtl.def (EH_RETURN): New.
6603 * rtl.h (eh_returnjump_p, maybe_copy_epilogue_insn): Declare.
6605 * config/bfin/bfin.md (UNSPEC_VOLATILE_EH_RETURN): Remove.
6606 (eh_return_internal): Use eh_return rtx; split w/ epilogue.
6608 * config/i386/i386.c (gen_push): Update cfa state.
6609 (pro_epilogue_adjust_stack): Add set_cfa argument. When true,
6610 add a CFA_ADJUST_CFA note.
6611 (ix86_dwarf_handle_frame_unspec): Remove.
6612 (ix86_expand_prologue): Update cfa state.
6613 (ix86_emit_restore_reg_using_pop): New.
6614 (ix86_emit_restore_regs_using_pop): New.
6615 (ix86_emit_leave): New.
6616 (ix86_emit_restore_regs_using_mov): Add CFA_RESTORE notes.
6617 (ix86_expand_epilogue): Add notes for unwinding the epilogue.
6618 * config/i386/i386.h (struct machine_cfa_state): New.
6619 (ix86_cfa_state): New.
6620 * config/i386/i386.md (UNSPEC_EH_RETURN): Remove.
6621 (eh_return_internal): Merge from eh_return_<mode>,
6622 use eh_return rtx, split w/ epilogue.
6624 2009-05-29 Ian Lance Taylor <iant@google.com>
6626 * builtins.c (validate_gimple_arglist): Don't use va_arg with
6628 * calls.c (emit_library_call_value_1): Likewise.
6630 * c-typeck.c (c_build_va_arg): New function.
6631 * c-tree.h (c_build_va_arg): Declare.
6632 * c-parser.c (c_parser_postfix_expression): Call c_build_va_arg
6633 instead of build_va_arg.
6635 2009-05-29 Eric Botcazou <ebotcazou@adacore.com>
6637 * tree-ssa-loop-ivopts.c (strip_offset_1) <MULT_EXPR>: New case.
6638 (force_expr_to_var_cost) <NEGATE_EXPR>: Likewise.
6639 (ptr_difference_cost): Use affine combinations to compute it.
6640 (difference_cost): Likewise.
6641 (get_computation_cost_at): Compute more accurate cost for addresses
6642 if the ratio is a multiplier allowed in addresses.
6643 For non-addresses, consider that an additional offset or symbol is
6646 2009-05-29 Jakub Jelinek <jakub@redhat.com>
6648 * config/i386/i386.c (ix86_decompose_address): Avoid useless
6649 0 displacement. Add 0 displacement if base is %[er]bp or %r13.
6651 * config/i386/i386.md (prefix_data16, prefix_rep): Set to 0 for
6652 TYPE_SSE{MULADD,4ARG,IADD1,CVT1} by default.
6653 (prefix_rex): For UNIT_MMX don't imply the prefix by default
6655 (prefix_extra): Default to 2 for TYPE_SSE{MULADD,4ARG} and
6656 to 1 for TYPE_SSE{IADD1,CVT1}.
6657 (prefix_vex_imm8): Removed.
6658 (length_vex): Only pass 1 as second argument to
6659 ix86_attr_length_vex_default if prefix_extra is 0.
6660 (modrm): For TYPE_INCDEC only set to 0 if not TARGET_64BIT.
6661 (length): For prefix vex computation use length_immediate
6662 attribute instead of prefix_vex_imm8.
6663 (cmpqi_ext_3_insn, cmpqi_ext_3_insn_rex64,
6664 addqi_ext_1, addqi_ext_1_rex64, *testqi_ext_0, andqi_ext_0,
6665 *andqi_ext_0_cc, *iorqi_ext_0, *xorqi_ext_0, *xorqi_cc_ext_1,
6666 *xorqi_cc_ext_1_rex64): Override modrm attribute to 1.
6667 (extendsidi2_rex64, extendhidi2, extendqidi2, extendhisi2,
6668 *extendhisi2_zext, extendqihi2, extendqisi2, *extendqisi2_zext): Emit
6669 a space in between the operands.
6670 (*anddi_1_rex64, *andsi_1): Likewise. Override prefix_rex to 1
6671 if one operand is 0xff and the other one si, di, bp or sp.
6672 (*andhi_1): Override prefix_rex to 1 if one operand is 0xff and the
6673 other one si, di, bp or sp.
6674 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Add mode attribute.
6675 (*ffssi_1, *ffsdi_1, ctzsi2, ctzdi2): Add
6676 type and mode attributes.
6677 (*bsr, *bsr_rex64, *bsrhi): Add type attribute.
6678 (*cmpfp_i_mixed, *cmpfp_iu_mixed): For TYPE_SSECOMI, clear
6679 prefix_rep attribute and set prefix_data16 attribute iff MODE_DF.
6680 (*cmpfp_i_sse, *cmpfp_iu_sse): Clear prefix_rep attribute and set
6681 prefix_data16 attribute iff MODE_DF.
6682 (*movsi_1): For TYPE_SSEMOV MODE_SI set prefix_data16 attribute.
6683 (fix_trunc<mode>di_sse): Set prefix_rex attribute.
6684 (*adddi_4_rex64, *addsi_4): Use const128_operand instead of
6685 constm128_operand in length_immediate computation.
6686 (*addhi_4): Likewise. Fix mode attribute to MODE_HI.
6687 (anddi_1_rex64): Use movzbl/movzwl instead of movzbq/movzwq.
6688 (*avx_ashlti3, sse2_ashlti3, *avx_lshrti3, sse2_lshrti3): Set
6689 length_immediate attribute to 1.
6690 (x86_fnstsw_1, x86_fnstcw_1, x86_fldcw_1): Fix length attribute.
6691 (*movdi_1_rex64): Override prefix_rex or prefix_data16 attributes
6692 for certain alternatives.
6693 (*movdf_nointeger, *movdf_integer_rex64, *movdf_integer): Override
6694 prefix_data16 attribute if MODE_V1DF.
6695 (*avx_setcc<mode>, *sse_setcc<mode>, *sse5_setcc<mode>): Set
6696 length_immediate to 1.
6697 (set_got_rex64, set_rip_rex64): Remove length attribute, set
6698 length_address to 4, set mode attribute to MODE_DI.
6699 (set_got_offset_rex64): Likewise. Set length_immediate to 0.
6700 (fxam<mode>2_i387): Set length attribute to 4.
6701 (*prefetch_sse, *prefetch_sse_rex, *prefetch_3dnow,
6702 *prefetch_3dnow_rex): Override length_address attribute.
6703 (sse4_2_crc32<mode>): Override prefix_data16 and prefix_rex
6705 * config/i386/predicates.md (ext_QIreg_nomode_operand): New predicate.
6706 (constm128_operand): Removed.
6707 * config/i386/i386.c (memory_address_length): For
6708 disp && !index && !base in 64-bit mode account for SIB byte if
6709 print_operand_address can't optimize disp32 into disp32(%rip)
6710 and UNSPEC doesn't imply (%rip) addressing. Add 1 to length
6711 for fs: or gs: segment.
6712 (ix86_attr_length_immediate_default): When checking if shortform
6713 is possible, truncate immediate to the length of the non-shortened
6715 (ix86_attr_length_address_default): Ignore MEM_P operands
6717 (ix86_attr_length_vex_default): Only check for DImode on
6718 GENERAL_REG_P operands.
6719 * config/i386/sse.md (<sse>_comi, <sse>_ucomi): Clear
6720 prefix_rep attribute, set prefix_data16 attribute iff MODE_DF.
6721 (sse_cvttps2pi): Clear prefix_rep attribute.
6722 (sse2_cvttps2dq, *sse2_cvtpd2dq, sse2_cvtps2pd): Clear prefix_data16
6724 (*sse2_cvttpd2dq): Don't clear prefix_rep attribute.
6725 (*avx_ashr<mode>3, ashr<mode>3, *avx_lshr<mode>3, lshr<mode>3,
6726 *avx_ashl<mode>3, ashl<mode>3): Set length_immediate attribute to 1
6727 iff operand 2 is const_int_operand.
6728 (*vec_dupv4si, avx_shufpd256_1, *avx_shufpd_<mode>,
6729 sse2_shufpd_<mode>): Set length_immediate attribute to 1.
6730 (sse2_pshufd_1): Likewise. Set prefix attribute to maybe_vex
6732 (sse2_pshuflw_1, sse2_pshufhw_1): Set length_immediate to 1 and clear
6734 (sse2_unpckhpd, sse2_unpcklpd, sse2_storehpd, *vec_concatv2df): Set
6735 prefix_data16 attribute for movlpd and movhpd instructions.
6736 (sse2_loadhpd, sse2_loadlpd, sse2_movsd): Likewise. Override
6737 length_immediate for shufpd instruction.
6738 (sse2_movntsi, sse3_lddqu): Clear prefix_data16 attribute.
6739 (avx_cmpp<avxmodesuffixf2c><mode>3,
6740 avx_cmps<ssemodesuffixf2c><mode>3, *avx_maskcmp<mode>3,
6741 <sse>_maskcmp<mode>3, <sse>_vmmaskcmp<mode>3,
6742 avx_shufps256_1, *avx_shufps_<mode>, sse_shufps_<mode>,
6743 *vec_dupv4sf_avx, *vec_dupv4sf): Set length_immediate attribute to 1.
6744 (*avx_cvtsi2ssq, *avx_cvtsi2sdq): Set length_vex attribute to 4.
6745 (sse_cvtsi2ssq, sse2_cvtsi2sdq): Set prefix_rex attribute to 1.
6746 (sse2_cvtpi2pd, sse_loadlps, sse2_storelpd): Override
6747 prefix_data16 attribute for the first alternative to 1.
6748 (*avx_loadlps): Override length_immediate for the first alternative.
6749 (*vec_concatv2sf_avx): Override length_immediate and prefix_extra
6750 attributes for second alternative.
6751 (*vec_concatv2sf_sse4_1): Override length_immediate and
6752 prefix_data16 attributes for second alternative.
6753 (*vec_setv4sf_avx, *avx_insertps, vec_extract_lo_<mode>,
6754 vec_extract_hi_<mode>, vec_extract_lo_v16hi,
6755 vec_extract_hi_v16hi, vec_extract_lo_v32qi,
6756 vec_extract_hi_v32qi): Set prefix_extra and length_immediate to 1.
6757 (*vec_setv4sf_sse4_1, sse4_1_insertps, *sse4_1_extractps): Set
6758 prefix_data16 and length_immediate to 1.
6759 (*avx_mulv2siv2di3, *avx_mulv4si3, sse4_2_gtv2di3): Set prefix_extra
6761 (*avx_<code><mode>3, *avx_eq<mode>3, *avx_gt<mode>3): Set
6762 prefix_extra attribute for variants that don't have 0f prefix alone.
6763 (*avx_pinsr<ssevecsize>): Likewise. Set length_immediate to 1.
6764 (*sse4_1_pinsrb, *sse2_pinsrw, *sse4_1_pinsrd, *sse4_1_pextrb,
6765 *sse4_1_pextrb_memory, *sse2_pextrw, *sse4_1_pextrw_memory,
6766 *sse4_1_pextrd): Set length_immediate to 1.
6767 (*sse4_1_pinsrd): Likewise. Set prefix_extra to 1.
6768 (*sse4_1_pinsrq, *sse4_1_pextrq): Set prefix_rex and length_immediate
6770 (*vec_extractv2di_1_rex64_avx, *vec_extractv2di_1_rex64,
6771 *vec_extractv2di_1_avx, *vec_extractv2di_1_sse2): Override
6772 length_immediate to 1 for second alternative.
6773 (*vec_concatv2si_avx, *vec_concatv2di_rex64_avx): Override
6774 prefix_extra and length_immediate attributes for the first
6776 (vec_concatv2si_sse4_1): Override length_immediate to 1 for the
6778 (*vec_concatv2di_rex64_sse4_1): Likewise. Override prefix_rex
6779 to 1 for the first and third alternative.
6780 (*vec_concatv2di_rex64_sse): Override prefix_rex to 1 for the second
6782 (*sse2_maskmovdqu, *sse2_maskmovdqu_rex64): Override length_vex
6784 (*sse_sfence, sse2_mfence, sse2_lfence): Override length_address
6786 (*avx_phaddwv8hi3, *avx_phadddv4si3, *avx_phaddswv8hi3,
6787 *avx_phsubwv8hi3, *avx_phsubdv4si3, *avx_phsubswv8hi,
6788 *avx_pmaddubsw128, *avx_pmulhrswv8hi3, *avx_pshufbv16qi3,
6789 *avx_psign<mode>3): Set prefix_extra attribute to 1.
6790 (ssse3_phaddwv4hi3, ssse3_phadddv2si3, ssse3_phaddswv4hi3,
6791 ssse3_phsubwv4hi3, ssse3_phsubdv2si3, ssse3_phsubswv4hi3,
6792 ssse3_pmaddubsw, *ssse3_pmulhrswv4hi, ssse3_pshufbv8qi3,
6793 ssse3_psign<mode>3): Override prefix_rex attribute.
6794 (*avx_palignrti): Override prefix_extra and length_immediate to 1.
6795 (ssse3_palignrti): Override length_immediate to 1.
6796 (ssse3_palignrdi): Override length_immediate to 1, override
6797 prefix_rex attribute.
6798 (abs<mode>2): Override prefix_rep to 0, override prefix_rex attribute.
6799 (sse4a_extrqi): Override length_immediate to 2.
6800 (sse4a_insertqi): Likewise. Override prefix_data16 to 0.
6801 (sse4a_insertq): Override prefix_data16 to 0.
6802 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>,
6803 avx_blendvp<avxmodesuffixf2c><avxmodesuffix>,
6804 avx_dpp<avxmodesuffixf2c><avxmodesuffix>, *avx_mpsadbw,
6805 *avx_pblendvb, *avx_pblendw, avx_roundp<avxmodesuffixf2c>256,
6806 avx_rounds<avxmodesuffixf2c>256): Override prefix_extra
6807 and length_immediate to 1.
6808 (sse4_1_blendp<ssemodesuffixf2c>, sse4_1_dpp<ssemodesuffixf2c>,
6809 sse4_2_pcmpestr, sse4_2_pcmpestri, sse4_2_pcmpestrm,
6810 sse4_2_pcmpestr_cconly, sse4_2_pcmpistr, sse4_2_pcmpistri,
6811 sse4_2_pcmpistrm, sse4_2_pcmpistr_cconly): Override prefix_data16
6812 and length_immediate to 1.
6813 (sse4_1_blendvp<ssemodesuffixf2c>): Override prefix_data16 to 1.
6814 (sse4_1_mpsadbw, sse4_1_pblendw): Override length_immediate to 1.
6815 (*avx_packusdw, avx_vtestp<avxmodesuffixf2c><avxmodesuffix>,
6816 avx_ptest256): Override prefix_extra to 1.
6817 (sse4_1_roundp<ssemodesuffixf2c>, sse4_1_rounds<ssemodesuffixf2c>):
6818 Override prefix_data16 and length_immediate to 1.
6819 (sse5_pperm_zero_v16qi_v8hi, sse5_pperm_sign_v16qi_v8hi,
6820 sse5_pperm_zero_v8hi_v4si, sse5_pperm_sign_v8hi_v4si,
6821 sse5_pperm_zero_v4si_v2di, sse5_pperm_sign_v4si_v2di,
6822 sse5_vrotl<mode>3, sse5_ashl<mode>3, sse5_lshl<mode>3): Override
6823 prefix_data16 to 0 and prefix_extra to 2.
6824 (sse5_rotl<mode>3, sse5_rotr<mode>3): Override length_immediate to 1.
6825 (sse5_frcz<mode>2, sse5_vmfrcz<mode>2): Don't override prefix_extra
6827 (*sse5_vmmaskcmp<mode>3, sse5_com_tf<mode>3,
6828 sse5_maskcmp<mode>3, sse5_maskcmp<mode>3, sse5_maskcmp_uns<mode>3):
6829 Override prefix_data16 and prefix_rep to 0, length_immediate to 1
6830 and prefix_extra to 2.
6831 (sse5_maskcmp_uns2<mode>3, sse5_pcom_tf<mode>3): Override
6832 prefix_data16 to 0, length_immediate to 1 and prefix_extra to 2.
6833 (*avx_aesenc, *avx_aesenclast, *avx_aesdec, *avx_aesdeclast,
6834 avx_vpermilvar<mode>3,
6835 avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>,
6836 avx_vbroadcastss256, avx_vbroadcastf128_p<avxmodesuffixf2c>256,
6837 avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>,
6838 avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>):
6839 Override prefix_extra to 1.
6840 (aeskeygenassist, pclmulqdq): Override length_immediate to 1.
6841 (*vpclmulqdq, avx_vpermil<mode>, avx_vperm2f128<mode>3,
6842 vec_set_lo_<mode>, vec_set_hi_<mode>, vec_set_lo_v16hi,
6843 vec_set_hi_v16hi, vec_set_lo_v32qi, vec_set_hi_v32qi): Override
6844 prefix_extra and length_immediate to 1.
6845 (*avx_vzeroall, avx_vzeroupper, avx_vzeroupper_rex64): Override
6847 (*vec_concat<mode>_avx): Override prefix_extra and length_immediate
6848 to 1 for the first alternative.
6849 * config/i386/mmx.md (*mov<mode>_internal_rex64): Override
6850 prefix_rep, prefix_data16 and/or prefix_rex attributes in certain
6852 (*mov<mode>_internal_avx, *movv2sf_internal_rex64,
6853 *movv2sf_internal_avx, *movv2sf_internal): Override
6854 prefix_rep attribute for certain alternatives.
6855 (*mov<mode>_internal): Override prefix_rep or prefix_data16
6856 attributes for certain alternatives.
6857 (*movv2sf_internal_rex64_avx): Override prefix_rep and length_vex
6858 attributes for certain alternatives.
6859 (*mmx_addv2sf3, *mmx_subv2sf3, *mmx_mulv2sf3,
6860 *mmx_<code>v2sf3_finite, *mmx_<code>v2sf3, mmx_rcpv2sf2,
6861 mmx_rcpit1v2sf3, mmx_rcpit2v2sf3, mmx_rsqrtv2sf2, mmx_rsqit1v2sf3,
6862 mmx_haddv2sf3, mmx_hsubv2sf3, mmx_addsubv2sf3,
6863 *mmx_eqv2sf3, mmx_gtv2sf3, mmx_gev2sf3, mmx_pf2id, mmx_pf2iw,
6864 mmx_pi2fw, mmx_floatv2si2, mmx_pswapdv2sf2, *mmx_pmulhrwv4hi3,
6865 mmx_pswapdv2si2): Set prefix_extra attribute to 1.
6866 (mmx_ashr<mode>3, mmx_lshr<mode>3, mmx_ashl<mode>3): Set
6867 length_immediate to 1 if operand 2 is const_int_operand.
6868 (*mmx_pinsrw, mmx_pextrw, mmx_pshufw_1, *vec_dupv4hi,
6869 *vec_extractv2si_1): Set length_immediate attribute to 1.
6870 (*mmx_uavgv8qi3): Override prefix_extra attribute to 1 if
6871 using old 3DNOW insn rather than SSE/3DNOW_A.
6872 (mmx_emms, mmx_femms): Clear modrm attribute.
6874 2009-05-29 Martin Jambor <mjambor@suse.cz>
6876 * tree-sra.c: New implementation of SRA.
6878 * params.def (PARAM_SRA_MAX_STRUCTURE_SIZE): Removed.
6879 (PARAM_SRA_MAX_STRUCTURE_COUNT): Removed.
6880 (PARAM_SRA_FIELD_STRUCTURE_RATIO): Removed.
6881 * params.h (SRA_MAX_STRUCTURE_SIZE): Removed.
6882 (SRA_MAX_STRUCTURE_COUNT): Removed.
6883 (SRA_FIELD_STRUCTURE_RATIO): Removed.
6884 * doc/invoke.texi (sra-max-structure-size): Removed.
6885 (sra-field-structure-ratio): Removed.
6887 2009-05-29 Jakub Jelinek <jakub@redhat.com>
6890 * builtins.c (expand_builtin_memcmp): Convert len to sizetype
6893 2009-05-29 Andrey Belevantsev <abel@ispras.ru>
6895 PR rtl-optimization/40101
6896 * sel-sched-ir.c (get_seqno_by_preds): Allow returning negative
6897 seqno. Adjust comment.
6898 * sel-sched.c (find_seqno_for_bookkeeping): Assert that when
6899 inserting bookkeeping before a jump, the jump is not scheduled.
6900 When no positive seqno found, provide a value. Add comment.
6902 2009-05-29 Richard Guenther <rguenther@suse.de>
6904 * tree-ssa-alias.c (nonaliasing_component_refs_p): Remove
6905 short-cutting on the first component.
6907 2009-05-29 Jakub Jelinek <jakub@redhat.com>
6910 * omp-low.c (scan_omp_1_op): Call remap_type on TREE_TYPE
6911 for trees other than decls/types.
6913 2009-05-29 Richard Guenther <rguenther@suse.de>
6915 * tree-ssa-operands.c (get_expr_operands): Do not handle
6916 INDIRECT_REFs in the handled-component case. Remove
6917 unused get_ref_base_and_extent case.
6918 * tree-dfa.c (get_ref_base_and_extent): Avoid calling
6919 tree_low_cst and host_integerp where possible.
6920 * tree-ssa-structalias.c (equiv_class_label_eq): Check hash
6921 codes for equivalence.
6922 * dce.c (find_call_stack_args): Avoid redundant bitmap queries.
6924 2009-05-29 David Billinghurst <billingd@gcc.gnu.org>
6926 * config.gcc: Add i386/t-fprules-softfp and soft-fp/t-softfp
6927 to tmake_file for i[34567]86-*-cygwin*.
6929 2009-05-29 Jakub Jelinek <jakub@redhat.com>
6932 * config/rs6000/rs6000-c.c (_Bool_keyword): New variable.
6933 (altivec_categorize_keyword, init_vector_keywords,
6934 rs6000_cpu_cpp_builtins): Define _Bool as conditional macro
6937 2009-05-29 Kai Tietz <kai.tietz@onevision.com>
6939 * tree.c (handle_dll_attribute): Check if node is
6940 of kind FUNCTION_DECL for DECL_DECLARED_INLINE_P check.
6942 2009-05-29 Richard Earnshaw <rearnsha@arm.com>
6944 * config/arm/thumb2.md (thumb2_zero_extendsidi2): Add a split
6946 (thumb2_zero_extendqidi2): Likewise.
6948 2009-05-28 Kaz Kojima <kkojima@gcc.gnu.org>
6950 * config/sh/sh.c (sh_expand_t_scc): Use gen_xorsi3_movrt
6951 instead of gen_movrt.
6952 * config/sh/sh.md (movrt): Remove.
6954 2009-05-28 Steve Ellcey <sje@cup.hp.com>
6956 * doc/invoke.texi (IA-64 Options):
6957 Add -msdata, -mfused-madd, -mno-inline-float-divide,
6958 -mno-inline-int-divide, -mno-inline-sqrt, -msched-spec-ldc,
6959 -msched-spec-control-ldc, -msched-prefer-non-data-spec-insns,
6960 -msched-prefer-non-control-spec-insns,
6961 -msched-stop-bits-after-every-cycle,
6962 -msched-count-spec-in-critical-path,
6963 -msel-sched-dont-check-control-spec, -msched-fp-mem-deps-zero-cost
6964 -msched-max-memory-insns-hard-limit, -msched-max-memory-insns.
6965 Remove -mt, -pthread, -msched-ldc, -mno-sched-control-ldc,
6966 and -msched-spec-verbose.
6968 2009-05-28 Joseph Myers <joseph@codesourcery.com>
6970 * config/arm/lib1funcs.asm (__clear_cache): Define if L_clear_cache.
6971 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define to give an
6973 * config/arm/t-linux-eabi (LIB1ASMFUNCS): Add _clear_cache.
6975 2009-05-28 Richard Guenther <rguenther@suse.de>
6977 * tree-ssa-alias.c (ao_ref_init): New function.
6978 (ao_ref_base): Likewise.
6979 (ao_ref_base_alias_set): Likewise.
6980 (ao_ref_alias_set): Likewise.
6981 (refs_may_alias_p_1): Change signature.
6982 (refs_may_alias_p): Adjust.
6983 (refs_anti_dependent_p): Likewise.
6984 (refs_output_dependent_p): Likewise.
6985 (call_may_clobber_ref_p_1): Change signature.
6986 (call_may_clobber_ref_p): Adjust.
6987 (stmt_may_clobber_ref_p_1): New function split out from ...
6988 (stmt_may_clobber_ref_p): ... here.
6989 (maybe_skip_until): Adjust signature.
6990 (get_continuation_for_phi): Likewise.
6991 (walk_non_aliased_vuses): Likewise.
6992 * tree-ssa-alias.h (struct ao_ref_s): New structure type.
6993 (ao_ref_init): Declare.
6994 (ao_ref_base): Likewise.
6995 (ao_ref_alias_set): Likewise.
6996 (stmt_may_clobber_ref_p_1): Likewise.
6997 (walk_non_aliased_vuses): Adjust.
6998 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): New function.
6999 (get_ref_from_reference_ops): remove.
7000 (vn_reference_lookup_2): Adjust signature.
7001 (vn_reference_lookup_3): Do not re-build trees. Handle unions.
7002 (vn_reference_lookup_pieces): Adjust signature, do not re-build trees.
7003 (vn_reference_lookup): Adjust.
7004 (vn_reference_insert): Likewise.
7005 (vn_reference_insert_pieces): Adjust signature.
7006 (visit_reference_op_call): Adjust.
7007 * tree-ssa-pre.c (get_expr_type): Simplify.
7008 (phi_translate_1): Adjust.
7009 (compute_avail): Likewise.
7010 (translate_vuse_through_block): Do not re-build trees.
7011 (value_dies_in_block_x): Likewise.
7012 * tree-ssa-sccvn.h (struct vn_reference_s): Add type and alias-set
7014 (vn_reference_lookup_pieces): Adjust declaration.
7015 (vn_reference_insert_pieces): Likewise.
7017 2009-05-28 Benjamin Kosnik <bkoz@redhat.com>
7019 * tree-ssa-copy.c (replace_exp_1): Move op for warning-free use
7020 with checking disabled.
7022 2009-05-28 Dave Korn <dave.korn.cygwin@gmail.com>
7026 * configure.ac (HAVE_GAS_ALIGNED_COMM): Add autoconf test and
7027 macro definition for support of three-operand format aligned
7028 .comm directive in assembler on cygwin/pe/mingw target OS.
7029 * configure: Regenerate.
7030 * config.h: Regenerate.
7032 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Use
7033 aligned form of .comm directive if -mpe-aligned-commons is in effect.
7034 * config/i386/cygming.opt (-mpe-aligned-commons): Add new option.
7036 * doc/invoke.texi (-mpe-aligned-commons): Document new target option.
7037 * doc/tm.texi (ASM_OUTPUT_COMMON): Document zero size commons.
7039 2009-05-28 Ira Rosen <irar@il.ibm.com>
7041 PR tree-optimization/40254
7042 * tree-data-ref.c (dr_analyze_innermost): Take POFFSET into account
7043 in analysis of basic blocks.
7045 2009-05-28 Adam Nemet <anemet@caviumnetworks.com>
7048 * target.h (struct gcc_target): Fix indentation. Add const_anchor.
7049 * target-def.h (TARGET_CONST_ANCHOR): New macro.
7050 (TARGET_INITIALIZER): Use it.
7051 * cse.c (CHEAPER): Move it up to the other macros.
7052 (insert): Rename this ...
7053 (insert_with_costs): ... to this. Add cost parameters. Update
7055 (insert): New function. Call insert_with_costs.
7056 (compute_const_anchors, insert_const_anchor, insert_const_anchors,
7057 find_reg_offset_for_const, try_const_anchors): New functions.
7058 (cse_insn): Call try_const_anchors. Adjust cost of src_related
7059 when using a const-anchor. Call insert_const_anchors.
7060 * config/mips/mips.c (mips_set_mips16_mode): Set targetm.const_anchor.
7061 * doc/tm.texi (Misc): Document TARGET_CONST_ANCHOR.
7063 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
7065 * tree-inline.c (remap_decls): Enable nonlocalized variables
7066 when not optimizing.
7068 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
7070 * tree-ssa-live.c (remove_unused_locals): Skip when not optimizing.
7071 Simplify other tests involving optimize.
7073 2009-05-27 Tom Tromey <tromey@redhat.com>
7075 * unwind-dw2.c (_Unwind_DebugHook): New function.
7076 (uw_install_context): Call _Unwind_DebugHook.
7078 2009-05-27 Tom Tromey <tromey@redhat.com>
7080 * system.h (CONST_CAST2): Use C++ const_cast when compiled as C++
7082 2009-05-27 Ian Lance Taylor <iant@google.com>
7084 * Makefile.in (LINKER, LINKER_FLAGS): Define.
7085 (LINKER_FOR_BUILD, BUILD_LINKERFLAGS): Define.
7086 (ALL_LINKERFLAGS): Define.
7087 (xgcc$(exeext)): Change $(COMPILER) to $(LINKER).
7088 (cpp$(exeext), cc1-dummy$(exeext), cc1$(exeext)): Likewise.
7089 (collect2$(exeext), mips-tfile, mips-tdump): Likewise.
7090 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
7091 (build/gen%$(build_exeext)): Change $(COMPILER_FOR_BUILD) to
7092 $(LINKER_FOR_BUILD).
7093 (build/gcov-iov$(build_exeext)): Likewise.
7095 2009-05-27 Julian Brown <julian@codesourcery.com>
7097 * gcse.c (target.h): Include.
7098 (can_assign_to_reg_without_clobbers_p): Check that the target allows
7099 copy of argument to a pseudo register.
7101 2009-05-27 Diego Novillo <dnovillo@google.com>
7103 * tree-ssa-live.c (dump_scope_block): Document arguments.
7104 (dump_scope_blocks): Document.
7105 (debug_scope_blocks): New.
7106 * tree-flow.h (debug_scope_blocks): Declare.
7108 2009-05-21 Denis Chertykov <denisc@overta.ru>
7110 * doc/contrib.texi (Contributors): Add myself to the list.
7112 2009-05-27 Olivier Hainque <hainque@adacore.com>
7114 * expr.c (target_align): New function. Alignment the TARGET of an
7115 assignment may be assume to have.
7116 (highest_pow2_factor_for_target): Use it instead of relying on
7117 immediate tree attributes of TARGET, not necessarily honored when
7118 intermediate bitfields are involved.
7120 2009-05-27 H.J. Lu <hongjiu.lu@intel.com>
7123 * config/i386/driver-i386.c (host_detect_local_cpu): Support
7124 AVX, SSE4, AES, PCLMUL and POPCNT.
7126 2009-05-27 Diego Novillo <dnovillo@google.com>
7128 * tree-pretty-print.c (dump_location): New.
7129 (dump_generic_node): Call it.
7130 Factor code to handle BLOCK nodes ...
7131 (dump_block_node): ... here.
7133 2009-05-27 Rafael Avila de Espindola <espindola@google.com>
7135 * Makefile.in (GCC_PLUGIN_H): New. Replace all uses of gcc-plugin.h
7137 * doc/plugins.texi: Document that gcc-plugin.h must be the first to be
7139 * gcc-plugin.h: Include config.h and system.h.
7140 (IN_GCC): Define if not defined.
7142 2009-05-27 Hans-Peter Nilsson <hp@axis.com>
7145 * Makefile.in (CRTSTUFF_CFLAGS): Replace -fno-inline-functions
7148 2009-05-27 Shujing Zhao <pearly.zhao@oracle.com>
7150 * config/m32r/m32r.c: Use REG_P, MEM_P and CONST_INT_P where
7152 * config/m32r/m32r.h: Ditto.
7153 * config/m32r/m32r.md: Ditto.
7154 * config/m32r/predicates.md: Ditto.
7156 2009-05-27 Alexandre Oliva <aoliva@redhat.com>
7158 * cgraph.c (dump_cgraph_node): Honor -fdump-noaddr.
7160 2009-05-26 Basile Starynkevitch <basile@starynkevitch.net>
7163 (Loading plugins): typo.
7164 (Plugin callbacks): Documented PLUGIN_INFO, PLUGIN_GGC_START,
7165 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
7166 (Interacting with the GCC Garbage Collector): Added new section.
7167 (Giving information about a plugin): Added new section for
7169 * ggc.h (ggc_register_root_tab): Added declaration.
7170 * gcc-plugin.h (PLUGIN_GGC_START, PLUGIN_GGC_MARKING)
7171 (PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS): Added new events.
7172 (register_callback): Improved comment in declaration.
7173 * ggc-common.c (const_ggc_root_tab_t) Added new typedef for vectors.
7174 (extra_root_vec) Added static variable for dynamic roots registration.
7175 (ggc_register_root_tab) Added new routine.
7176 (ggc_mark_roots) Added iteration inside extra_root_vec, and invoke
7177 PLUGIN_GGC_MARKING event.
7178 * ggc-zone.c: Include plugin.h.
7179 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
7180 * ggc-page.c: Include plugin.h.
7181 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
7182 * plugin.c (plugin_event_name): added names of PLUGIN_GGC_START,
7183 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS
7184 (register_callback): check lack of callbacks for
7185 pseudo-events. Added handling of PLUGIN_REGISTER_GGC_ROOTS,
7186 PLUGIN_GGC_START, PLUGIN_GGC_MARKING, PLUGIN_GGC_END.
7187 (invoke_plugin_callbacks): Handle PLUGIN_GGC_START,
7188 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
7189 * Makefile.in (ggc-common.o, ggc-zone.o, ggc-page.o): Added
7190 dependency on plugin.h.
7191 (plugin.o): Added dependency on ggc.h...
7193 2009-05-26 Richard Guenther <rguenther@suse.de>
7197 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
7198 with mismatched comparison modes.
7200 * expr.c (expand_expr_real_1): Expand the operand of a
7201 VIEW_CONVERT_EXPR in its natural mode.
7203 2009-05-26 Ian Lance Taylor <iant@google.com>
7205 * Makefile.in (COMPILER, COMPILER_FLAGS): Define.
7206 (COMPILER_FOR_BUILD, BUILD_COMPILERFLAGS): Define.
7207 (ALL_COMPILERFLAGS): Define.
7208 (.c.o, xgcc$(exeext), cpp$(exeext)): Use $(COMPILER).
7209 (cc1-dummy$(exeext), cc1$(exeext)): Likewise.
7210 (collect2$(exeext), collect2.o): Likewise.
7211 (c-opts.o, c-cppbuiltin.o, c-pch.o, gcc.o, gccspec.o): Likewise.
7212 (gcc-options.o, version.o, prefix.o, toplev.o): Likewise.
7213 ($(out_object_file), mips-tfile, mips-tdump): Likewise.
7214 (libbackend.o, intl.o, cppdefault.o): Likewise.
7215 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
7216 (build/%.o): Use $(COMPILER_FOR_BUILD).
7217 (build/gen%$(build_exeext)): Likewise.
7218 (build/gcov-iov$(build_exeext)): LIkewise.
7219 * config/t-darwin (darwin.o): Use $(COMPILER).
7220 (darwin-c.o, darwin-f.o, darwin-driver.o): Likewise.
7221 * config/t-sol2 (sol2-c.o): Likewise.
7223 * config/t-vxworks (vxworks.o): Likewise.
7224 * config/x-darwin (host-darwin.o): Likewise.
7225 * config/x-hpux (host-hpux.o): Likewise.
7226 * config/x-linux (host-linux.o): Likewise.
7227 * config/x-solaris (host-solaris.o): Likewise.
7228 * config/alpha/x-alpha (driver-alpha.o): Likewise.
7229 * config/arm/t-arm (arm-c.o): Likewise.
7230 * config/arm/t-pe (pe.o): Likewise.
7231 * config/arm/t-wince-pe (pe.o): Likewise.
7232 * config/i386/t-cygming (winnt.o): Likewise.
7233 (winnt-cxx.o, winnt-stubs.o, msformat-c.o): Likewise.
7234 * config/i386/t-cygwin (cygwin1.o): Likewise.
7235 (cygwin2.o): Likewise.
7236 * config/i386/t-i386 (i386-c.o): Likewise.
7237 * config/i386/t-interix (winnt.o): Likewise.
7238 * config/i386/t-netware (netware.o): Likewise.
7239 * config/i386/t-nwld (nwld.o): Likewise.
7240 * config/i386/x-darwin (host-i386-darwin.o): Likewise.
7241 * config/i386/x-i386 (driver-i386.o): Likewise.
7242 * config/i386/x-cygwin (host-cygwin.o): Likewise.
7243 * config/i386/x-mingw32 (host-mingw32.o): Likewise.
7244 * config/ia64/t-ia64 (ia64-c.o): Likewise.
7245 * config/m32c/t-m32c (m32c-pragma.o): Likewise.
7246 * config/mips/x-native (driver-native.o): Likewise.
7247 * config/rs6000/t-rs6000 (rs6000-c.o): Likewise.
7248 * config/rs6000/x-darwin (host-ppc-darwin.o): Likewise.
7249 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Likewise.
7250 * config/rs6000/x-rs6000 (driver-rs6000.o): Likewise.
7251 * config/score/t-score-elf (score7.o): Likewise.
7252 (score3.o): Likewise.
7253 * config/sh/t-sh (sh-c.o): Likewise.
7254 * config/sh/t-symbian (sh-c.o): Likewise.
7255 (symbian.o): Likewise.
7256 * config/spu/t-spu-elf (spu-c.o): Likewise.
7257 * config/v850/t-v850 (v850-c.o): Likewise.
7258 * config/v850/t-v850e (v850-c.o): Likewise.
7260 2009-05-26 Richard Guenther <rguenther@suse.de>
7262 PR tree-optimization/40122
7263 * tree-ssa-ccp.c (ccp_fold): Fold vector CONSTRUCTORs to
7264 VECTOR_CSTs if possible.
7265 (fold_gimple_assign): Likewise.
7267 2009-05-26 Richard Guenther <rguenther@suse.de>
7270 * fold-const.c (fold_binary): Use the correct types for building
7273 2009-05-26 Richard Guenther <rguenther@suse.de>
7275 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove
7276 redundant calls to merge_alias_info.
7277 (bump_vector_ptr): Likewise.
7278 * tree-ssa-copy.c (merge_alias_info): Remove.
7279 (replace_exp_1): Remove call to merge_alias_info.
7280 (propagate_tree_value): Likewise.
7281 (fini_copy_prop): Propagate points-to info.
7282 * tree-flow.h (merge_alias_info): Remove.
7284 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
7286 * config/picochip/picochip.C (PARAM_INLINE_CALL_COST): Remove.
7288 2009-05-25 Jan Hubicka <jh@suse.cz>
7290 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
7291 * cgraph.h (struct inline_summary): New filed self_wize,
7292 size_inlining_benefit, self_time and time_inlining_benefit.
7293 (struct cgraph_global_info): Replace insns by time ans size fields.
7294 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
7295 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
7296 (ipcp_update_callgraph): Do not touch function bodies.
7297 * ipa-inline.c: Include except.h
7298 (MAX_TIME): New constant.
7299 (overall_insns): Remove.
7301 (overall_size, max_benefit): New static variables.
7302 (cgraph_estimate_time_after_inlining): New function.
7303 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
7304 (cgraph_clone_inlined_nodes): Update size.
7305 (cgraph_mark_inline_edge): Update size.
7306 (cgraph_estimate_growth): Use size info.
7307 (cgraph_check_inline_limits): Check size.
7308 (cgraph_default_inline_p): Likewise.
7309 (cgraph_edge_badness): Compute badness based on benefit and size cost.
7310 (cgraph_decide_recursive_inlining): Check size.
7311 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
7313 (cgraph_decide_inlining): Likewise.
7314 (cgraph_decide_inlining_incrementally): Likewise; honor
7315 PARAM_EARLY_INLINING_INSNS.
7316 (likely_eliminated_by_inlining_p): New predicate.
7317 (estimate_function_body_sizes): New function.
7318 (compute_inline_parameters): Use it.
7319 * except.c (must_not_throw_labels): New function.
7320 * except.h (must_not_throw_labels): Declare.
7321 * tree-inline.c (init_inline_once): Kill inlining_weigths
7322 * tree-ssa-structalias.c: Avoid uninitialized warning.
7323 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
7324 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
7325 (PARAM_INLINE_CALL_COST): Remove.
7326 (PARAM_EARLY_INLINING_INSNS): New.
7328 2009-05-25 Richard Guenther <rguenther@suse.de>
7330 PR tree-optimization/36327
7331 * tree-ssa-alias.c (walk_non_aliased_vuses): Add second walker
7332 callback for reference translation or lookup at the point of may-defs.
7333 * tree-ssa-alias.h (walk_non_aliased_vuses): Adjust prototype.
7334 * tree-ssa-sccvn.c (get_ref_from_reference_ops): Bail out
7335 for union COMPONENT_REFs.
7336 (vn_reference_lookup_3): New callback. Lookup from memset
7337 and CONSTRUCTOR assignment, translate through struct copies.
7338 (vn_reference_lookup_pieces): Make sure to not free the
7339 passed operands array. Adjust walk_non_aliased_vuses call.
7340 (vn_reference_lookup): Adjust walk_non_aliased_vuses call,
7341 make sure we do not leak memory.
7343 2009-05-25 Richard Guenther <rguenther@suse.de>
7345 * tree-ssa-alias.h (dump_points_to_solution): Declare.
7346 * tree-inline.c (expand_call_inline): Reset the escaped and
7348 * tree-ssa-structalias.c (pass_build_ealias): New.
7349 * tree-pass.h (pass_build_ealias): Declare.
7350 * passes.c (init_optimization_passes): Add PTA during
7351 early optimizations.
7352 * tree-ssa-alias.c (dump_alias_info): Dump the ESCAPED
7353 and CALLUSED solutions.
7354 (dump_points_to_solution): New function, split out from ...
7355 (dump_points_to_info_for): ... here.
7356 * tree-parloops.c (parallelize_loops): Reset the escaped and
7359 2009-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
7362 * config/i386/i386.c (USE_HIDDEN_LINKONCE): Only define if missing.
7363 * config/i386/sol2.h [!TARGET_GNU_LD] (USE_HIDDEN_LINKONCE): Define.
7365 2009-05-25 Ira Rosen <irar@il.ibm.com>
7367 PR tree-optimization/40238
7368 * tree-vect-stmts.c (vect_init_vector): Insert initialization
7369 statements after basic block's labels.
7370 * tree-vect-slp.c (vect_slp_transform_bb): Call destroy_bb_vec_info()
7371 to free the allocated memory.
7373 2009-05-24 Kaz Kojima <kkojima@gcc.gnu.org>
7375 * gcc/config/sh/sh.c (sh_set_return_address): Mark store of
7376 return address with a USE.
7378 2009-05-24 Richard Guenther <rguenther@suse.de>
7381 * tree.c (make_vector_type): Build the TYPE_DEBUG_REPRESENTATION_TYPEs
7382 array type from the main variant of the inner type.
7384 2009-05-24 Jan-Benedict Glaw <jbglaw@lug-owl.de>
7386 * config/vax/vax-protos.h (legitimate_constant_address_p): Change
7387 definition to bool (from int) to un-break build.
7388 (legitimate_constant_p, vax_mode_dependent_address_p): Likewise.
7390 2009-05-24 Paolo Bonzini <bonzini@gnu.org>
7392 * tree-ssa-operands.h (push_stmt_changes, pop_stmt_changes,
7393 discard_stmt_changes): Delete.
7394 * tree-ssa-operands.c (scb_stack): Delete.
7395 (init_ssa_operands): Do not initialize it.
7396 (fini_ssa_operands): Do not free it.
7397 (push_stmt_changes, pop_stmt_changes, discard_stmt_changes): Delete.
7399 * tree-cfg.c (replace_uses_by): Replace pop_stmt_changes with
7400 update_stmt, remove the others. Fix comments.
7401 * tree-dfa.c (optimize_stack_restore): Likewise.
7402 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Likewise.
7403 * tree-ssa-loop-ivopts.c (rewrite_use): Likewise.
7404 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
7405 * tree-ssa-ccp.c (optimize_stack_restore, execute_fold_all_builtins):
7407 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
7408 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
7409 (dom_opt_finalize_block): Likewise, adjusting access to
7411 (optimize_stmt): Likewise, adjusting access to stmts_to_rescan.
7412 (stmts_to_rescan): Change item type to gimple.
7413 (tree_ssa_dominator_optimize): Change type of stmts_to_rescan.
7415 2009-05-24 Ira Rosen <irar@il.ibm.com>
7417 * doc/passes.texi (Tree-SSA passes): Document SLP pass.
7418 * tree-pass.h (pass_slp_vectorize): New pass.
7419 * params.h (SLP_MAX_INSNS_IN_BB): Define.
7420 * timevar.def (TV_TREE_SLP_VECTORIZATION): Define.
7421 * tree-vectorizer.c (timevar.h): Include.
7422 (user_vect_verbosity_level): Declare.
7423 (vect_location): Fix comment.
7424 (vect_set_verbosity_level): Update user_vect_verbosity_level
7425 instead of vect_verbosity_level.
7426 (vect_set_dump_settings): Add an argument. Ignore user defined
7427 verbosity if dump flags require higher level of verbosity. Print to
7428 stderr only for loop vectorization.
7429 (vectorize_loops): Update call to vect_set_dump_settings.
7430 (execute_vect_slp): New function.
7431 (gate_vect_slp): Likewise.
7432 (struct gimple_opt_pass pass_slp_vectorize): New.
7433 * tree-vectorizer.h (struct _bb_vec_info): Define along macros to
7435 (vec_info_for_bb): New function.
7436 (struct _stmt_vec_info): Add bb_vinfo and a macro for its access.
7437 (VECTORIZATION_ENABLED): New macro.
7438 (SLP_ENABLED, SLP_DISABLED): Likewise.
7439 (vect_is_simple_use): Add bb_vec_info argument.
7440 (new_stmt_vec_info, vect_analyze_data_ref_dependences,
7441 vect_analyze_data_refs_alignment, vect_verify_datarefs_alignment,
7442 vect_analyze_data_ref_accesses, vect_analyze_data_refs,
7443 vect_schedule_slp, vect_analyze_slp): Likewise.
7444 (vect_analyze_stmt): Add slp_tree argument.
7445 (find_bb_location): Declare.
7446 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
7447 * tree-vect-loop.c (new_loop_vec_info): Adjust function calls.
7448 (vect_analyze_loop_operations, vect_analyze_loop,
7449 get_initial_def_for_induction, vect_create_epilog_for_reduction,
7450 vect_finalize_reduction, vectorizable_reduction,
7451 vectorizable_live_operation, vect_transform_loop): Likewise.
7452 * tree-data-ref.c (dr_analyze_innermost): Update comment,
7453 skip evolution analysis if analyzing a basic block.
7454 (dr_analyze_indices): Likewise.
7455 (initialize_data_dependence_relation): Skip the test whether the
7456 object is invariant for basic blocks.
7457 (compute_all_dependences): Skip dependence analysis for data
7458 references in basic blocks.
7459 (find_data_references_in_stmt): Don't fail in case of invariant
7460 access in basic block.
7461 (find_data_references_in_bb): New function.
7462 (find_data_references_in_loop): Move code to
7463 find_data_references_in_bb and add a call to it.
7464 (compute_data_dependences_for_bb): New function.
7465 * tree-data-ref.h (compute_data_dependences_for_bb): Declare.
7466 * tree-vect-data-refs.c (vect_check_interleaving): Adjust to the case
7468 (vect_analyze_data_ref_dependence): Check for interleaving in case of
7469 unknown dependence in basic block and fail in case of dependence in
7471 (vect_analyze_data_ref_dependences): Add bb_vinfo argument, get data
7472 dependence instances from either loop or basic block vectorization
7474 (vect_compute_data_ref_alignment): Check if it is loop vectorization
7475 before calling nested_in_vect_loop_p.
7476 (vect_compute_data_refs_alignment): Add bb_vinfo argument, get data
7477 dependence instances from either loop or basic block vectorization
7479 (vect_verify_datarefs_alignment): Likewise.
7480 (vect_enhance_data_refs_alignment): Adjust function calls.
7481 (vect_analyze_data_refs_alignment): Likewise.
7482 (vect_analyze_group_access): Fix printing. Skip different checks if
7483 DR_STEP is 0. Keep strided stores either in loop or basic block
7484 vectorization data structure. Fix indentation.
7485 (vect_analyze_data_ref_access): Fix comments, allow zero step in
7487 (vect_analyze_data_ref_accesses): Add bb_vinfo argument, get data
7488 dependence instances from either loop or basic block vectorization
7490 (vect_analyze_data_refs): Update comment. Call
7491 compute_data_dependences_for_bb to analyze basic blocks.
7492 (vect_create_addr_base_for_vector_ref): Check for outer loop only in
7493 case of loop vectorization. In case of basic block vectorization use
7494 data-ref itself as a base.
7495 (vect_create_data_ref_ptr): In case of basic block vectorization:
7496 don't advance the pointer, add new statements before the current
7497 statement. Adjust function calls.
7498 (vect_supportable_dr_alignment): Support only aligned accesses in
7499 basic block vectorization.
7500 * common.opt (ftree-slp-vectorize): New flag.
7501 * tree-vect-patterns.c (widened_name_p): Adjust function calls.
7502 (vect_pattern_recog_1): Likewise.
7503 * tree-vect-stmts.c (process_use): Likewise.
7504 (vect_init_vector): Add new statements in the beginning of the basic
7505 block in case of basic block SLP.
7506 (vect_get_vec_def_for_operand): Adjust function calls.
7507 (vect_finish_stmt_generation): Likewise.
7508 (vectorizable_call): Add assert that it is loop vectorization, adjust
7510 (vectorizable_conversion, vectorizable_assignment): Likewise.
7511 (vectorizable_operation): In case of basic block SLP, take
7512 vectorization factor from statement's type and skip the relevance
7513 check. Adjust function calls.
7514 (vectorizable_type_demotion): Add assert that it is loop
7515 vectorization, adjust function calls.
7516 (vectorizable_type_promotion): Likewise.
7517 (vectorizable_store): Check for outer loop only in case of loop
7518 vectorization. Adjust function calls. For basic blocks, skip the
7519 relevance check and don't advance pointers.
7520 (vectorizable_load): Likewise.
7521 (vectorizable_condition): Add assert that it is loop vectorization,
7522 adjust function calls.
7523 (vect_analyze_stmt): Add argument. In case of basic block SLP, check
7524 that it is not reduction, get vector type, call only supported
7525 functions, skip loop specific parts.
7526 (vect_transform_stmt): Check for outer loop only in case of loop
7528 (new_stmt_vec_info): Add new argument and initialize bb_vinfo.
7529 (vect_is_simple_use): Fix comment, add new argument, fix conditions
7530 for external definition.
7531 * passes.c (pass_slp_vectorize): New pass.
7532 * tree-vect-slp.c (find_bb_location): New function.
7533 (vect_get_and_check_slp_defs): Add argument, adjust function calls,
7534 check for patterns only in loops.
7535 (vect_build_slp_tree): Add argument, adjust function calls, fail in
7536 case of multiple types in basic block SLP.
7537 (vect_mark_slp_stmts_relevant): New function.
7538 (vect_supported_load_permutation_p): Fix comment.
7539 (vect_analyze_slp_instance): Add argument. In case of basic block
7540 SLP, take vectorization factor from statement's type, check that
7541 unrolling factor is 1. Adjust function call. Save SLP instance in
7542 either loop or basic block vectorization structure. Return FALSE,
7544 (vect_analyze_slp): Add argument. Get strided stores groups from
7545 either loop or basic block vectorization structure. Return FALSE
7546 if basic block SLP failed.
7547 (new_bb_vec_info): New function.
7548 (destroy_bb_vec_info, vect_slp_analyze_node_operations,
7549 vect_slp_analyze_operations, vect_slp_analyze_bb): Likewise.
7550 (vect_schedule_slp): Add argument. Get SLP instances from either
7551 loop or basic block vectorization structure. Set vectorization factor
7552 to be 1 for basic block SLP.
7553 (vect_slp_transform_bb): New function.
7554 * params.def (PARAM_SLP_MAX_INSNS_IN_BB): Define.
7556 2009-05-23 Mark Mitchell <mark@codesourcery.com>
7558 * final.c (shorten_branches): Do not align labels for jump tables.
7559 (final_scan_insn): Use JUMP_TABLE_DATA_P.
7561 2009-05-23 Eric Botcazou <ebotcazou@adacore.com>
7563 * doc/passes.texi: Standardize spelling of RTL, Tree and Tree SSA.
7564 Remove outdated reference to flow.c and fix nits.
7565 * doc/gccint.texi: Tweak RTL description.
7566 * doc/rtl.texi: Likewise.
7568 2009-05-23 Denis Chertykov <chertykov@gmail.com>
7570 * config/avr/avr.c: Change my email address.
7571 * config/avr/avr.h: Likewise.
7572 * config/avr/avr.md: Likewise.
7573 * config/avr/avr-protos.h: Likewise.
7574 * config/avr/libgcc.S: Likewise.
7576 2009-05-22 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
7578 * config/spu/spu-protos.h (aligned_mem_p, spu_valid_mov): Remove.
7579 (spu_split_load, spu_split_store): Change return type to int.
7580 (spu_split_convert): Declare.
7581 * config/spu/predicates.md (spu_mem_operand): Remove.
7582 (spu_mov_operand): Update.
7583 (spu_dest_operand, shiftrt_operator, extend_operator): Define.
7584 * config/spu/spu.c (regno_aligned_for_load): Remove.
7585 (reg_aligned_for_addr, spu_expand_load): Define.
7586 (spu_expand_extv): Reimplement and handle MEM.
7587 (spu_expand_insv): Handle MEM.
7588 (spu_sched_reorder): Handle insn's with length 0.
7589 (spu_legitimate_address_p): Reimplement.
7590 (store_with_one_insn_p): Return TRUE for any mode with size
7591 larger than 16 bytes.
7592 (address_needs_split): Define.
7593 (spu_expand_mov): Call spu_split_load and spu_split_store for MEM
7595 (spu_convert_move): Define.
7596 (spu_split_load): Use spu_expand_load and change all MEM's to TImode.
7597 (spu_split_store): Change all MEM's to TImode.
7598 (spu_init_expanders): Preallocate registers that correspond to
7599 LAST_VIRTUAL_REG+1 and LAST_VIRTUAL_REG+2 and set them with
7601 (spu_split_convert): Define.
7602 * config/spu/spu.md (QHSI, QHSDI): New mode iterators.
7603 (_move<mode>, _movdi, _movti): Update predicate and condition.
7604 (load, store): Change to define_split.
7605 (extendqiti2, extendhiti2, extendsiti2, extendditi2): Simplify to
7607 (zero_extendqiti2, zero_extendhiti2, <v>lshr<mode>3_imm): Define.
7608 (lshr<mode>3, lshr<mode>3_imm, lshr<mode>3_re): Simplify to one
7609 define_insn_and_split of lshr<mode>3.
7610 (shrqbybi_<mode>, shrqby_<mode>): Simplify to define_expand.
7611 (<v>ashr<mode>3_imm): Define.
7612 (extv, extzv, insv): Allow MEM operands.
7613 (trunc_shr_ti<mode>, trunc_shr_tidi, shl_ext_<mode>ti,
7614 shl_ext_diti, sext_trunc_lshr_tiqisi, zext_trunc_lshr_tiqisi,
7615 sext_trunc_lshr_tihisi, zext_trunc_lshr_tihisi): Define for combine.
7616 (_spu_convert2): Change to define_insn_and_split and remove the
7617 corresponding define_peephole2.
7618 (stack_protect_set, stack_protect_test, stack_protect_test_si):
7619 Change predicates to memory_operand.
7621 2009-05-22 Mark Mitchell <mark@codesourcery.com>
7623 * config/arm/thumb2.md: Add 16-bit multiply instructions.
7625 2009-05-21 Michael Meissner <meissner@linux.vnet.ibm.com>
7627 PR tree-optimization/40219
7628 * tree.c (iterative_hash_expr): Make sure the builtin function is
7629 a normal builtin function and not a front end or back end builtin
7630 before indexing into the built_in_decls array.
7632 2009-05-22 Richard Guenther <rguenther@suse.de>
7635 * alias.c (write_dependence_p): Do not use TBAA for answering
7636 anti-dependence or output-dependence.
7637 * tree-ssa-structalias.c (set_uids_in_ptset): Remove TBAA pruning code.
7638 (emit_pointer_definition): Remove.
7639 (emit_alias_warning): Likewise.
7640 (find_what_var_points_to): Remove TBAA pruning code.
7641 (find_what_p_points_to): Likewise. Do not warn about strict-aliasing
7643 (compute_points_to_sets): Remove code computing the set of
7644 dereferenced pointers.
7645 * tree-data-ref.c (dr_may_alias_p): Properly use the split
7646 oracle for querying anti and output dependencies.
7647 * tree-ssa-alias.c (refs_may_alias_p_1): Add argument specifying
7648 if TBAA may be applied.
7649 (refs_anti_dependent_p): New function.
7650 (refs_output_dependent_p): Likewise.
7651 * tree-ssa-alias.h (refs_anti_dependent_p): Declare.
7652 (refs_output_dependent_p): Likewise.
7653 * doc/tree-ssa.texi (Memory model): New section.
7654 * doc/c-tree.texi (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
7655 * doc/gimple.texi (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
7656 * cfgexpand.c (expand_gimple_basic_block): Do not handle
7657 GIMPLE_CHANGE_DYNAMIC_TYPE or CHANGE_DYNAMIC_TYPE_EXPR.
7658 * expr.c (expand_expr_real_1): Likewise.
7659 * gimple-low.c (lower_stmt): Likewise.
7660 * gimple-pretty-print.c (dump_gimple_stmt): Likewise.
7661 (dump_gimple_cdt): Remove.
7662 * gimple.c (gss_for_code): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
7663 (gimple_size): Likewise.
7664 (walk_gimple_op): Likewise.
7665 (is_gimple_stmt): Likewise.
7666 (walk_stmt_load_store_addr_ops): Likewise.
7667 (gimple_build_cdt): Remove.
7668 * gimple.def (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
7669 * gimple.h (gimple_cdt_new_type): Remove.
7670 (gimple_cdt_new_type_ptr): Likewise.
7671 (gimple_cdt_set_new_type): Likewise.
7672 (gimple_cdt_location): Likewise.
7673 (gimple_cdt_location_ptr): Likewise.
7674 (gimple_cdt_set_location): Likewise.
7675 * gimplify.c (gimplify_expr): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
7676 * tree-cfg.c (remove_useless_stmts_1): Do not handle
7677 GIMPLE_CHANGE_DYNAMIC_TYPE.
7678 (verify_types_in_gimple_stmt): Likewise.
7679 * tree-inline.c (estimate_num_insns): Likewise.
7680 (expand_call_inline): Do not copy DECL_NO_TBAA_P.
7681 (copy_decl_to_var): Likewise.
7682 (copy_result_decl_to_var): Likewise.
7683 * tree-pretty-print.c (dump_generic_node): Do not handle
7684 CHANGE_DYNAMIC_TYPE_EXPR.
7685 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
7686 * tree-ssa-operands.c (get_expr_operands): Likewise.
7687 * tree-ssa-structalias.c (struct variable_info): Remove
7688 no_tbaa_pruning member.
7689 (new_var_info): Do not set it based on DECL_NO_TBAA_P.
7690 (unify_nodes): Do not copy it.
7691 (find_func_aliases): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
7692 (dump_solution_for_var): Do not dump no_tbaa_pruning state.
7693 (set_uids_in_ptset): Do not check it.
7694 (find_what_var_points_to): Likewise.
7695 (compute_tbaa_pruning): Remove.
7696 (compute_points_to_sets): Do not call it.
7697 * tree.c (walk_tree_1): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
7698 * tree.def (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
7699 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Remove.
7700 (CHANGE_DYNAMIC_TYPE_LOCATION): Likewise.
7701 (DECL_NO_TBAA_P): Likewise.
7702 (struct tree_decl_common): Move no_tbaa_flag to unused flags section.
7703 * omp-low.c (copy_var_decl): Do not copy DECL_NO_TBAA_P.
7704 (expand_omp_atomic_pipeline): Do not set it.
7705 * print-tree.c (print_node): Do not dump it.
7706 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
7709 2009-05-22 Vladimir Makarov <vmakarov@redhat.com>
7712 * reg-stack.c (subst_stack_regs_pat): Remove gcc_assert for note
7715 2009-05-22 Mark Mitchell <mark@codesourcery.com>
7717 * tree.c (handle_dll_attribute): Mark dllexport'd inlines as
7720 2009-05-22 Ben Elliston <bje@au.ibm.com>
7722 * Makefile.in (bversion.h, s-bversion): New targets.
7723 (TOPLEV_H): Add bversion.h.
7724 * toplev.h: Include "bversion.h".
7725 (ATTRIBUTE_GCC_DIAG): When building with checking disabled, use
7726 the __format__ attribute only if compiling with the same version
7727 of GCC as the sources (the "build version").
7729 2009-05-22 Ben Elliston <bje@au.ibm.com>
7731 * c-format.c (handle_format_attribute): Fix comment typo.
7733 2009-05-21 Steve Ellcey <sje@cup.hp.com>
7736 * config/ia64/ia64.opt (mfused-madd): New.
7737 * config/ia64/ia64.h (TARGET_DEFAULT): Set MASK_FUSED_MADD.
7738 * config/ia64/hpux.h (TARGET_DEFAULT): Ditto.
7739 * config/ia64/ia64.md (maddsf4, msubsf4, nmaddsf4,
7740 madddf4, madddf4_trunc, msubdf4, msubdf4_trunc, nmadddf4,
7741 nmadddf4_truncsf, maddxf4, maddxf4_truncsf, maddxf4_truncdf,
7742 msubxf4, msubxf4_truncsf msubxf4_truncdf, nmaddxf4,
7743 nmaddxf4_truncsf, nmaddxf4_truncdf): Check TARGET_FUSED_MADD.
7744 * config/ia64/vect.md (addv2sf3, subv2sf3): Force fpma/fpms
7745 instruction if !TARGET_FUSED_MADD.
7746 (fpma, fpms): Remove colon from name.
7748 2009-05-22 Richard Guenther <rguenther@suse.de>
7750 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Record
7751 TMR_ORIGINAL. Always either record TMR_SYMBOL or TMR_BASE.
7752 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Handle
7754 (create_expression_by_pieces): Only convert if necessary.
7755 * gimplify.c (gimplify_expr): Handle TARGET_MEM_REF.
7756 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Handle INTEGER_CST.
7758 2009-05-21 Adam Nemet <anemet@caviumnetworks.com>
7760 * config/mips/mips.md (*extzv_trunc<mode>_exts): Turn into a
7761 regular pattern from a template and rename it ...
7762 (*extzv_truncsi_exts): ... to this.
7764 2009-05-21 Richard Guenther <rguenther@suse.de>
7766 * cgraph.h (struct cgraph_node): Remove inline_decl member.
7767 * ipa-inline.c (cgraph_mark_inline_edge): Do not check it.
7768 (cgraph_default_inline_p): Likewise.
7769 (cgraph_decide_inlining_incrementally): Likewise.
7771 2009-05-21 H.J. Lu <hongjiu.lu@intel.com>
7772 Uros Bizjak <ubizjak@gmail.com>
7774 * config/i386/cpuid.h (bit_MOVBE): New.
7776 * config/i386/driver-i386.c (host_detect_local_cpu): Check movbe.
7778 * config/i386/i386.c (OPTION_MASK_ISA_MOVBE_SET): New.
7779 (OPTION_MASK_ISA_MOVBE_UNSET): Likewise.
7780 (ix86_handle_option): Handle OPT_mmovbe.
7781 (ix86_target_string): Add -mmovbe.
7782 (pta_flags): Add PTA_MOVBE.
7783 (processor_alias_table): Add PTA_MOVBE to "atom".
7784 (override_options): Handle PTA_MOVBE.
7786 * config/i386/i386.h (TARGET_MOVBE): New.
7788 * config/i386/i386.md (bswapsi2): Check TARGET_MOVBE.
7789 (*bswapsi_movbe): New.
7790 (*bswapdi_movbe): Likewise.
7791 (bswapdi2): Renamed to ...
7793 (bswapdi2): New expander.
7795 * config/i386/i386.opt (mmovbe): New.
7797 * doc/invoke.texi: Document -mmovbe.
7799 2009-05-21 Taras Glek <tglek@mozilla.com>
7801 * plugin.c (try_init_one_plugin): Updated to new plugin_init API.
7802 * gcc-plugin.h (plugin_init): Updated signature.
7803 * gcc-plugin.h (plugin_name_args): Moved to this header.
7804 * doc/plugins.texi (plugin_init): Updated documention to reflect
7806 * doc/plugins.texi (plugin_name_args): Added to documention.
7808 2009-05-21 Mark Mitchell <mark@codesourcery.com>
7810 * config/arm/neon.md (*mul<mode>3add<mode>_neon): New pattern.
7811 (*mul<mode>3neg<mode>add<mode>_neon): Likewise.
7813 2009-05-21 Shujing Zhao <pearly.zhao@oracle.com>
7815 * config/i386/i386.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P and
7816 JUMP_TABLE_DATA_P predicates where applicable.
7817 * config/i386/predicates.md: Ditto.
7818 * config/i386/sse.md: Ditto.
7820 2009-05-21 Jakub Jelinek <jakub@redhat.com>
7822 * config/i386/i386.md (adddi_4_rex64, addsi_4, addhi_4): For
7823 operand2 -128 override length_immediate attribute to 1.
7824 * config/i386/predicates.md (constm128_operand): New predicate.
7826 * config/i386/i386.c (memory_address_length): Handle %r12
7827 the same as %rsp and %r13 the same as %rbp. For %rsp and %rbp
7829 (ix86_attr_length_address_default): For MODE_SI lea in 64-bit
7830 mode look through optional ZERO_EXTEND and SUBREG.
7831 * config/i386/i386.md (R12_REG): New define_constant.
7832 (prefix_data16): For sse unit set also for MODE_TI insns.
7833 (prefix_rex): For -m32 always return 0. For TYPE_IMOVX
7834 insns set if operand 1 is ext_QIreg_operand.
7835 (modrm): For TYPE_IMOV clear only if not MODE_DI. For
7836 TYPE_{ALU{,1},ICMP,TEST} insn clear if there is non-shortened
7838 (*movdi_extzv_1, zero_extendhidi2, zero_extendqidi2): Change
7839 mode from MODE_DI to MODE_SI.
7840 (movdi_1_rex64): Override modrm and length_immediate attributes
7841 only for movabs (TYPE_IMOV, alternative 2).
7842 (zero_extendsidi2_rex64): Clear prefix_0f attribute if TYPE_IMOVX.
7843 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit,
7844 *float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit,
7845 *float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit,
7846 *float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Set
7847 prefix_rex attribute if DImode.
7848 (*adddi_1_rex64, *adddi_2_rex64, *adddi_3_rex64, *adddi_5_rex64,
7849 *addsi_1, *addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
7850 *addsi_3_zext, *addsi_5, *addhi_1_lea, *addhi_1, *addhi_2, *addhi_3,
7851 *addhi_5, *addqi_1_lea, *addqi_1): Override length_immediate
7852 attribute to 1 if TYPE_ALU and operand 2 is const128_operand.
7853 (pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64):
7854 Likewise. For TYPE_IMOV clear length_immediate attribute.
7855 (*ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashldi3_cconly_rex64,
7856 *ashlsi3_1, *ashlsi3_1_zext, *ashlsi3_cmp, **ashlsi3_cconly,
7857 *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1, *ashlhi3_cmp,
7858 *ashlhi3_cconly, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
7859 *ashlqi3_cconly): Override length_immediate attribute to 0 if TYPE_ALU
7860 or one operand TYPE_ISHIFT.
7861 (*ashrdi3_1_one_bit_rex64, *ashrdi3_one_bit_cmp_rex64,
7862 *ashrdi3_one_bit_cconly_rex64, *ashrsi3_1_one_bit,
7863 *ashrsi3_1_one_bit_zext, *ashrsi3_one_bit_cmp,
7864 *ashrsi3_one_bit_cconly, *ashrsi3_one_bit_cmp_zext,
7865 *ashrhi3_1_one_bit, *ashrhi3_one_bit_cmp, *ashrhi3_one_bit_cconly,
7866 *ashrqi3_1_one_bit, *ashrqi3_1_one_bit_slp, *ashrqi3_one_bit_cmp,
7867 *ashrqi3_one_bit_cconly, *lshrdi3_1_one_bit_rex64,
7868 *lshrdi3_cmp_one_bit_rex64, *lshrdi3_cconly_one_bit_rex64,
7869 *lshrsi3_1_one_bit, *lshrsi3_1_one_bit_zext, *lshrsi3_one_bit_cmp,
7870 *lshrsi3_one_bit_cconly, *lshrsi3_cmp_one_bit_zext,
7871 *lshrhi3_1_one_bit, *lshrhi3_one_bit_cmp, *lshrhi3_one_bit_cconly,
7872 *lshrqi3_1_one_bit, *lshrqi3_1_one_bit_slp, *lshrqi2_one_bit_cmp,
7873 *lshrqi2_one_bit_cconly, *rotlsi3_1_one_bit_rex64, *rotlsi3_1_one_bit,
7874 *rotlsi3_1_one_bit_zext, *rotlhi3_1_one_bit, *rotlqi3_1_one_bit_slp,
7875 *rotlqi3_1_one_bit, *rotrdi3_1_one_bit_rex64, *rotrsi3_1_one_bit,
7876 *rotrsi3_1_one_bit_zext, *rotrhi3_one_bit, *rotrqi3_1_one_bit,
7877 *rotrqi3_1_one_bit_slp): Override length_immediate attribute to 0,
7878 set mode attribute, don't override length attribute.
7879 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Set prefix_0f attribute
7881 (return_internal_long): Set length attribute to 2 instead of 1.
7882 (*strmovqi_rex_1, *strsetqi_rex_1, *rep_stosqi_rex64,
7883 *cmpstrnqi_nz_rex_1, *cmpstrnqi_rex_1, *strlenqi_rex_1): Clear
7884 prefix_rex attribute.
7885 * config/i386/predicates.md (ext_QIreg_operand, const128_operand):
7887 (memory_displacement_only_operand): Always return 0 for TARGET_64BIT.
7889 2009-05-21 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7891 * config/arm/thumb2.md (orsi_notsi_si): Fix typo in pattern.
7893 2009-05-20 Ian Lance Taylor <iant@google.com>
7895 * tree.c (build_tree_list_vec_stat): New function.
7896 (ctor_to_vec): New function.
7897 (build_nt_call_vec): New function.
7898 (build_call_array): Change args to be a const pointer.
7899 (build_call_vec): New function.
7900 * tree.h (build_nt_call_vec): Declare.
7901 (build_tree_list_vec_stat): Declare.
7902 (build_tree_list_vec): Define.
7903 (build_call_array): Update declaration.
7904 (build_call_vec): Declare.
7905 (ctor_to_vec): Declare.
7906 * c-common.c (tree_vector_cache): New static variable.
7907 (make_tree_vector): New function.
7908 (release_tree_vector): New function.
7909 (make_tree_vector_single): New function.
7910 (make_tree_vector_copy): New function.
7911 * c-common.h (tree_vector_cache, make_tree_vector): Declare.
7912 (make_tree_vector_single, make_tree_vector_copy): Declare.
7913 * c-parser.c (cached_expr_list_1, cached_expr_list_2): Remove.
7914 (c_parser_expr_list): Don't manage cache here, instead call
7916 (c_parser_release_expr_list): Remove static function.
7917 (c_parser_vec_to_tree_list): Remove static function.
7918 (c_parser_attributes): Call build_tree_list_vec instead of
7919 c_parser_vec_to_tree_list. Call release_tree_vector instead of
7920 c_parser_release_expr_list.
7921 (c_parser_postfix_expression_after_primary): Likewise.
7922 (c_parser_objc_keywordexpr): Likewise.
7924 2009-05-20 Sandra Loosemore <sandra@codesourcery.com>
7926 * doc/tm.texi (Misc): Document TARGET_INVALID_PARAMETER_TYPE,
7927 TARGET_INVALID_RETURN_TYPE, TARGET_PROMOTED_TYPE, and
7928 TARGET_CONVERT_TO_TYPE.
7929 * hooks.c (hook_tree_const_tree_null): Define.
7930 * hooks.h (hook_tree_const_tree_null): Declare.
7931 * target.h (struct gcc_target): Add invalid_parameter_type,
7932 invalid_return_type, promoted_type, and convert_to_type fields.
7933 * target-def.h: (TARGET_INVALID_PARAMETER_TYPE): Define.
7934 (TARGET_INVALID_RETURN_TYPE): Define.
7935 (TARGET_PROMOTED_TYPE): Define.
7936 (TARGET_CONVERT_TO_TYPE): Define.
7937 (TARGET_INITIALIZER): Update for new fields.
7938 * c-decl.c (grokdeclarator): Check targetm.invalid_return_type.
7939 (grokparms): Check targetm.invalid_parameter_type.
7940 * c-typeck.c (default_conversion): Check targetm.promoted_type.
7941 * c-convert.c (convert): Check targetm.convert_to_type.
7943 2009-05-20 Adam Nemet <anemet@caviumnetworks.com>
7945 * config/mips/mips.md (*extenddi_truncate<mode>,
7946 *extendsi_truncate<mode>): Emit exts if supported. Add attribute
7948 (*extendhi_truncateqi): New define_insn_and_sptit.
7950 2009-05-20 Jakub Jelinek <jakub@redhat.com>
7953 * fold-const.c (fold_binary) <case BIT_AND_EXPR>: Avoid infinite
7954 recursion if build_int_cst_type returns the same INTEGER_CST as arg1.
7956 2009-05-20 Eric Botcazou <ebotcazou@adacore.com>
7958 * fold-const.c (build_fold_addr_expr_with_type): Take the address of
7959 the operand of VIEW_CONVERT_EXPR.
7961 2009-05-20 H.J. Lu <hongjiu.lu@intel.com>
7963 * config/i386/driver-i386.c (host_detect_local_cpu): Check
7964 extended family and model for Intel processors. Support Intel Atom.
7966 2009-05-20 Olivier Hainque <hainque@adacore.com>
7968 * gstab.h (stab_code_type): Define, to be used instead of the
7969 __stab_debug_code enum, made anonymous. Add 2009 to the copyright
7971 * dbxout.c (STAB_CODE_TYPE): Remove #define and replace use
7972 occurrences by stab_code_type.
7973 * mips-tfile.c (STAB_CODE_TYPE): Remove #define, unused.
7975 2009-05-20 Martin Jambor <mjambor@suse.cz>
7977 * tree-flow.h (insert_edge_copies_seq): Undeclare.
7978 (sra_insert_before): Likewise.
7979 (sra_insert_after): Likewise.
7980 (sra_init_cache): Likewise.
7981 (sra_type_can_be_decomposed_p): Likewise.
7982 * tree-mudflap.c (insert_edge_copies_seq): Copied here from tree-sra.c
7983 * tree-sra.c (sra_type_can_be_decomposed_p): Made static.
7984 (sra_insert_before): Likewise.
7985 (sra_insert_after): Likewise.
7986 (sra_init_cache): Likewise.
7987 (insert_edge_copies_seq): Made static and moved upwards.
7989 * tree-complex.c (extract_component): Added VIEW_CONVERT_EXPR switch
7992 * tree-flow-inline.h (contains_view_convert_expr_p): New function.
7994 * ipa-prop.c (get_ssa_def_if_simple_copy): New function.
7995 (determine_cst_member_ptr): Call get_ssa_def_if_simple_copy to skip
7998 2009-05-20 Richard Guenther <rguenther@suse.de>
8000 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
8001 with mismatched comparison modes.
8003 2009-05-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
8005 * config/arm/arm.md (*arm_iorsi3): Refactored for only ARM.
8006 (peephole ior (reg, int) -> mov, ior): Refactored for only ARM.
8007 * config/arm/thumb2.md (*thumb_andsi_not_shiftsi_si): Allow bic
8008 with shifts for Thumb2.
8009 (orsi_notsi): New for orn.
8010 (*thumb_orsi_notshiftsi_si): Allow orn with shifts.
8011 (*thumb2_iorsi3): Rewrite support for iorsi for Thumb2.
8012 * config/arm/arm.c (const_ok_for_op): Split case for IOR for Thumb2.
8013 (arm_gen_constant): Set can_invert for IOR and Thumb2, Add comments.
8014 Don't invert remainder for IOR.
8016 2009-05-19 Zdenek Dvorak <ook@ucw.cz>
8018 PR tree-optimization/40087
8019 * tree-ssa-loop-niter.c (number_of_iterations_ne_max,
8020 number_of_iterations_ne): Rename never_infinite argument.
8021 (number_of_iterations_lt_to_ne, number_of_iterations_lt,
8022 number_of_iterations_le): Handle pointer-type ivs when
8023 exit_must_be_taken is false.
8024 (number_of_iterations_cond): Do not always assume that
8025 exit_must_be_taken if the control variable is a pointer.
8027 2009-05-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
8029 * c-typeck.c (build_binary_op): Allow % on integal vectors.
8030 * doc/extend.texi (Vector Extension): Document that % is allowed too.
8032 2009-05-19 H.J. Lu <hongjiu.lu@intel.com>
8034 * config/i386/i386.c (ix86_avoid_jump_mispredicts): Check
8035 ASM_OUTPUT_MAX_SKIP_PAD instead of ASM_OUTPUT_MAX_SKIP_ALIGN.
8037 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
8040 * c.opt (Wlogical-op): Disabled by default.
8041 * c-opt (c_common_post_options): Do not enable Wlogical-op with
8043 * doc/invoke.texi (Wlogical-op): Likewise.
8045 2009-05-19 Eric Botcazou <ebotcazou@adacore.com>
8047 * tree-scalar-evolution.c (follow_ssa_edge_expr) <NOP_EXPR>: Turn
8049 <PLUS_EXPR>: Strip useless type conversions instead of type nops.
8050 Propagate the type of the first operand.
8051 <ASSERT_EXPR>: Simplify.
8052 (follow_ssa_edge_in_rhs): Use gimple_expr_type to get the type.
8053 Rewrite using the RHS code as discriminant.
8054 <NOP_EXPR>: Turn into CASE_CONVERT.
8055 <PLUS_EXPR>: Propagate the type of the first operand.
8057 2009-05-19 Steve Ellcey <sje@cup.hp.com>
8059 * config/ia64/ia64-protos.h (ia64_dconst_0_5): New.
8060 (ia64_dconst_0_375): New.
8061 * config/ia64/ia64.c (ia64_override_options): Remove
8062 -minline-sqrt-min-latency warning.
8063 (ia64_dconst_0_5_rtx, ia64_dconst_0_5): New.
8064 (ia64_dconst_0_375_rtx, ia64_dconst_0_375): New
8065 * config/ia64/ia64.md (*sqrt_approx): Remove.
8066 (sqrtsf2): Remove #if 0.
8067 (sqrtsf2_internal_thr): Rewrite and move to div.md.
8068 (sqrtdf): Remove assert.
8069 (sqrtdf2_internal_thr): Rewrite and move to div.md.
8070 (sqrtxf2): Remove #if 0.
8071 (sqrtxf2_internal_thr): Rewrite and move to div.md.
8072 * div.md (sqrt_approx_rf): New.
8073 (sqrtsf2_internal_thr): New implementation.
8074 (sqrtsf2_internal_lat): New.
8075 (sqrtdf2_internal_thr: New implementation.
8076 (sqrtxf2_internal): New implementation.
8078 2009-05-19 Francois-Xavier Coudert <fxcoudert@gmail.com>
8079 Hans-Peter Nilsson <hp@axis.com>
8081 * defaults.h (UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE)
8082 (WCHAR_TYPE, MODIFIED_WCHAR_TYPE, PTRDIFF_TYPE, WINT_TYPE)
8083 (INTMAX_TYPE, UINTMAX_TYPE, SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE)
8084 (INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE)
8085 (UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE)
8086 (INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE)
8087 (UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE)
8088 (INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE)
8089 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE)
8090 (SIZE_TYPE, PID_TYPE, CHAR16_TYPE, CHAR32_TYPE): Move defaults here...
8091 * c-common.c: ...from here.
8093 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
8095 * c-common.c (warn_logical_operator): Remove unnecessary conditionals.
8097 2009-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8099 * builtins.c (do_mpc_arg1): Separate MPFR/MPC C rounding types.
8101 2009-05-19 Ben Elliston <bje@au.ibm.com>
8103 * unwind-dw2-fde.c (fde_unencoded_compare): Replace type punning
8104 assignments with memcpy calls.
8105 (add_fdes): Likewise.
8106 (binary_search_unencoded_fdes): Likewise.
8107 (linear_search_fdes): Eliminate type puns.
8109 2009-05-19 Richard Guenther <rguenther@suse.de>
8111 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do
8112 not falsely claim to have propagated into all uses.
8114 2009-05-19 Ben Elliston <bje@au.ibm.com>
8116 * doc/invoke.texi (C Dialect Options): Update OpenMP specification
8119 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
8121 * config/sh/sh-protos.h (sh_legitimate_address_p): Remove.
8122 * config/sh/sh.c (sh_legitimate_address_p): Make static.
8123 (TARGET_LEGITIMATE_ADDRESS_P): New.
8124 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8125 * config/sh/sh.md: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
8127 2009-05-18 Dodji Seketeli <dodji@redhat.com>
8130 * dwarf2out.c (gen_type_die_with_usage): Generate the DIE as a
8131 child of the containing namespace's DIE.
8133 2009-05-18 Adam Nemet <anemet@caviumnetworks.com>
8135 * config/mips/mips.md (*zero_extend<GPR:mode>_trunc<SHORT:mode>,
8136 *zero_extendhi_truncqi): Move after the zero_extend patterns.
8137 (*extenddi_truncate<mode>, *extendsi_truncate<mode>): Move after the
8140 2009-05-18 H.J. Lu <hongjiu.lu@intel.com>
8143 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Replace
8144 gen_align with gen_pad.
8145 (ix86_reorg): Check ASM_OUTPUT_MAX_SKIP_PAD instead of
8146 #ifdef ASM_OUTPUT_MAX_SKIP_ALIGN.
8148 * config/i386/i386.h (ASM_OUTPUT_MAX_SKIP_PAD): New.
8149 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_PAD): Likewise.
8151 * config/i386/i386.md (align): Renamed to ...
8152 (pad): This. Replace ASM_OUTPUT_MAX_SKIP_ALIGN with
8153 ASM_OUTPUT_MAX_SKIP_PAD.
8155 2009-05-18 Andreas Schwab <schwab@linux-m68k.org>
8157 * config.gcc: Fix variable syntax.
8160 * config/m68k/m68k.c (output_andsi3): Mask off sign bit copies
8161 before calling exact_log2.
8162 (output_iorsi3): Likewise.
8163 (output_xorsi3): Likewise.
8165 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
8167 * config/sh/sh.c (expand_cbranchdi4): Use a scratch register
8168 for the none zero constant operand except for EQ and NE
8169 comprisons even when the first operand is R0.
8171 2009-05-18 Andreas Krebbel <krebbel1@de.ibm.com>
8173 * config/s390/2064.md: Remove trailing whitespaces.
8174 * config/s390/2084.md: Likewise.
8175 * config/s390/constraints.md: Likewise.
8176 * config/s390/fixdfdi.h: Likewise.
8177 * config/s390/libgcc-glibc.ver: Likewise.
8178 * config/s390/s390-modes.def: Likewise.
8179 * config/s390/s390-protos.h: Likewise.
8180 * config/s390/s390.c: Likewise.
8181 * config/s390/s390.h: Likewise.
8182 * config/s390/s390.md: Likewise.
8183 * config/s390/tpf-unwind.h: Likewise.
8185 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
8187 * config/m68k/m68k.c (m68k_legitimize_address): Fix typo in signature.
8189 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
8192 * configure.ac (m68k-*-*): Check if binutils support TLS.
8193 * configure: Regenerate.
8194 * config/m68k/predicates.md (symbolic_operand): Extend comment.
8195 * config/m68k/constraints.md (Cu): New constraint.
8196 * config/m68k/m68k.md (UNSPEC_GOTOFF): Remove.
8197 (UNSPEC_RELOC16, UNSPEC_RELOC32): New constants.
8198 (movsi): Handle TLS symbols.
8199 (addsi3_5200): Handle XTLS symbols, indent.
8200 * config/m68k/m68k-protos.h (m68k_legitimize_tls_address): Declare.
8201 (m68k_tls_reference_p): Declare.
8202 (m68k_legitimize_address): Declare.
8203 (m68k_unwrap_symbol): Declare.
8204 * config/m68k/m68k.opt (mxtls): New option.
8205 * config/m68k/m68k.c (ggc.h): Include.
8206 (m68k_output_dwarf_dtprel): Implement hook.
8207 (TARGET_HAVE_TLS, TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
8208 (m68k_expand_prologue): Load GOT pointer when function needs it.
8209 (m68k_illegitimate_symbolic_constant_p): Handle TLS symbols.
8210 (m68k_legitimate_constant_address_p): Same.
8211 (m68k_decompose_address): Handle TLS references.
8212 (m68k_get_gp): New static function.
8213 (enum m68k_reloc): New contants.
8214 (TLS_RELOC_P): New macro.
8215 (m68k_wrap_symbol): New static function.
8216 (m68k_unwrap_symbol): New function.
8217 (m68k_final_prescan_insn_1): New static function.
8218 (m68k_final_prescan_insn): New function.
8219 (m68k_move_to_reg, m68k_wrap_symbol_into_got_ref): New static
8221 (legitimize_pic_address): Handle TLS references..
8222 (m68k_tls_get_addr, m68k_get_tls_get_addr)
8223 (m68k_libcall_value_in_a0_p)
8224 (m68k_call_tls_get_addr, m68k_read_tp, m68k_get_m68k_read_tp)
8225 (m68k_call_m68k_read_tp): Helper variables and functions for ...
8226 (m68k_legitimize_tls_address): Handle TLS references.
8227 (m68k_tls_symbol_p, m68k_tls_reference_p_1, m68k_tls_reference_p):
8229 (m68k_legitimize_address): Handle TLS symbols.
8230 (m68k_get_reloc_decoration): New static function.
8231 (m68k_output_addr_const_extra): Handle UNSPEC_RELOC16 and
8233 (m68k_output_dwarf_dtprel): Implement hook.
8234 (print_operand_address): Handle UNSPEC_RELOC16 adn UNSPEC_RELOC32.
8235 (m68k_libcall_value): Return result in A0 instead of D0 when asked by
8236 m68k_call_* routines.
8237 (sched_attr_op_type): Handle TLS symbols.
8238 (gt-m68k.h): Include.
8239 * config/m68k/m68k.h (FINAL_PRESCAN_INSN): Define.
8240 (LEGITIMATE_PIC_OPERAND_P): Support TLS.
8242 2009-05-18 Martin Jambor <mjambor@suse.cz>
8244 * ipa-prop.c (ipa_check_stmt_modifications): Removed.
8245 (visit_store_addr_for_mod_analysis): New function.
8246 (ipa_detect_param_modifications): Use walk_stmt_load_store_addr_ops.
8247 (determine_cst_member_ptr): Use gimple_assign_single_p.
8248 (ipa_get_stmt_member_ptr_load_param): Use gimple_assign_single_p.
8249 (ipa_analyze_call_uses): Use !gimple_assign_rhs2 rather than number of
8250 operands. Don't check number of operands of a NOP_EXPR.
8252 2009-05-18 Eric Fisher <joefoxreal@gmail.com>
8254 * doc/tree-ssa.texi (SSA Operands): Fix a mistake.
8256 2009-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
8259 * c-common.c (warn_logical_operator): Don't warn if one of
8260 expression isn't always true or false.
8262 2009-05-17 Kai Tietz <kai.tietz@onevision.com>
8264 * config/i386/biarch32.h: New file.
8265 * config.gcc: Add for target i386-w64-* the biarch32.h to tm_file.
8267 2009-05-17 Adam Nemet <anemet@caviumnetworks.com>
8269 * config/mips/mips.md (*zero_extend<mode>_trunchi,
8270 *zero_extend<mode>_truncqi): Merge these into ...
8271 (*zero_extend<GPR:mode>_trunc<SHORT:mode>): ... this new pattern.
8272 Name the pattern following this as *zero_extendhi_truncqi.
8274 2009-05-16 Brad Lucier <lucier@math.purdue.edu>
8277 * hwint.h: Add macro HOST_WIDEST_INT_PRINT.
8278 * bitmap.c (bitmap_descriptor): Make fields HOST_WIDEST_INT.
8279 (output_info): Make field HOST_WIDEST_INT.
8280 (print_statistics): Use HOST_WIDEST_INT_PRINT.
8281 (dump_bitmat_statistics): Same.
8283 2009-05-16 Francois-Xavier Coudert <fxcoudert@gmail.com>
8285 * config.gcc (use_gcc_stdint): Set to wrap.
8286 * config/darwin.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
8287 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
8288 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
8289 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
8290 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
8291 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
8292 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
8293 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
8295 2009-05-16 Joseph Myers <joseph@codesourcery.com>
8297 * config.gcc (mips*-*-*): Support arch_32, arch_64, tune_32 and
8299 * config/mips/mips.h (MIPS_ABI_DEFAULT, MULTILIB_ABI_DEFAULT):
8300 Move definitions earlier.
8301 (OPT_ARCH64, OPT_ARCH32): Define.
8302 (OPTION_DEFAULT_SPECS): Add entries for arch_32, arch_64, tune_32
8305 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
8308 * arm.md (cstoresi_nltu_thumb1): Use a neg of ltu as the pattern name
8311 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
8313 * arm.md (movdi2): Copy non-reg values to DImode registers.
8315 2009-05-16 Jakub Jelinek <jakub@redhat.com>
8318 * final.c (label_to_max_skip): New function.
8319 (label_to_alignment): Only use LABEL_TO_ALIGNMENT if
8320 CODE_LABEL_NUMBER <= max_labelno.
8321 * output.h (label_to_max_skip): New prototype.
8322 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Renamed to...
8323 (ix86_avoid_jump_mispredicts): ... this. Don't define if
8324 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined. Update comment.
8325 Handle CODE_LABELs with >= 16 byte alignment or with
8326 max_skip == (1 << align) - 1.
8327 (ix86_reorg): Don't call ix86_avoid_jump_mispredicts if
8328 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined.
8331 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Don't emit second
8332 .p2align 3 if MAX_SKIP is smaller than 7.
8333 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
8335 2009-05-15 Ian Lance Taylor <iant@google.com>
8337 * alias.c (struct alias_set_entry_d): Rename from struct
8338 alias_set_entry. Change all uses.
8339 * except.c (struct call_site_record_d): Rename from struct
8340 call_site_record. Change all uses.
8341 * except.h (struct eh_region_d): Rename from struct eh_region.
8343 * gcse.c (struct hash_table_d): Rename from struct hash_table.
8345 * graphite.c (struct ivtype_map_elt_d): Rename fromstruct
8346 ivtype_map_elt. Change all uses.
8347 (struct rename_map_elt_d): Rename fromstruct rename_map_elt.
8349 (struct ifsese_d): Rename fromstruct ifsese. Change all uses.
8350 * graphite.h (struct name_tree_d): Rename from struct name_tree.
8352 (struct sese_d): Rename from struct sese. Change all uses.
8353 * omega.h (struct eqn_d): Rename from struct eqn. Change all uses.
8354 (struct omega_pb_d): Rename from struct omega_pb. Change all uses.
8355 * optabs.h (struct optab_d): Rename from struct optab. Change all
8357 (struct convert_optab_d): Rename from struct convert_optab.
8359 * tree-pass.h (struct ipa_opt_pass_d): Rename fromstruct
8360 ipa_opt_pass. Change all uses.
8361 * tree-predcom.c (struct dref_d): Rename from struct dref. Change
8364 * c-decl.c (pushtag): If -Wc++-compat, warn if the tag is already
8365 defined as a typedef.
8366 (grokdeclarator): If -Wc++-compat, warn if a typedef is already
8369 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
8372 * fold-const.c (make_range,build_range_check,merge_ranges): Move
8374 (merge_ranges): Returns bool.
8375 * tree.h (make_range): .. to here.
8376 (build_range_check): Likewise.
8377 (merge_ranges): Likewise. Renamed from merge_ranges.
8378 * c-typeck.c (parser_build_binary_op): Update calls to
8379 warn_logical_operator.
8380 * c-common.c (warn_logical_operator): Add new warning.
8381 * c-common.h (warn_logical_operator): Update declaration.
8383 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
8385 * ira-conflicts.c (add_insn_allocno_copies): Fix wrong conditional.
8387 2009-05-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8389 * doc/install.texi: Document MPC requirements, flags etc.
8391 * builtins.c (do_mpc_arg1, fold_builtin_ccos): New.
8392 (fold_builtin_cexp): Ensure we get a complex REAL_TYPE.
8393 Evaluate constant arguments.
8394 (fold_builtin_carg): Ensure we get a complex REAL_TYPE.
8395 (fold_builtin_1): Likewise, also evaluate constant arguments.
8396 Remove superfluous break.
8397 (do_mpc_ckconv): New.
8398 * real.h: Include mpc.h.
8399 * toplev.c (print_version): Output MPC version info if available.
8401 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
8403 * fold-const.c (fold_convert_const_real_from_real): Check for overflow.
8405 2009-05-15 H.J. Lu <hongjiu.lu@intel.com>
8407 * config/i386/i386.c (ix86_reorg): Call optimize_function_for_speed_p
8410 2009-05-15 Jan Hubicka <jh@suse.cz>
8412 * doc/invoke.texi (max-early-inliner-iterations): New flag.
8413 * ipa-inline.c (enum inlining_mode): New INLINE_SIZE_NORECURSIVE.
8414 (try_inline): Fix return value.
8415 (cgraph_decide_inlining_incrementally): Honor new value.
8416 (cgraph_early_inlining): Handle indirect inlining.
8417 * params.def (PARAM_EARLY_INLINER_MAX_ITERATIONS): New.
8419 2009-05-15 Jan Hubicka <jh@suse.cz>
8421 * cgraph.h (struct cgraph_node): Add finalized_by_frotnend flag.
8422 * cgraphunit.c (cgraph_finalize_function): Set it.
8423 (cgraph_expand_function): Use it.
8425 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
8427 * real.c (encode_ieee_half): Define.
8428 (decode_ieee_half): Define.
8429 (ieee_half_format): Define.
8430 (arm_half_format): Define.
8431 * real.h (ieee_half_format): Declare.
8432 (arm_half_format): Declare.
8434 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
8436 * optabs.c (prepare_float_lib_cmp): Test that the comparison,
8437 swapped, and reversed optabs exist before trying to use them.
8439 2009-05-15 Paul Brook <paul@codesourcery.com>
8440 Sandra Loosemore <sandra@codesourcery.com>
8442 * config/arm/arm.c (neon_vector_mem_operand): Handle element/structure
8443 loads. Allow PRE_DEC.
8444 (output_move_neon): Handle PRE_DEC.
8445 (arm_print_operand): Add 'A' for neon structure loads.
8446 * config/arm/arm-protos.h (neon_vector_mem_operand): Update prototype.
8447 * config/arm/neon.md (neon_mov): Update comment.
8448 * config/arm/constraints.md (Un, Us): Update neon_vector_mem_operand
8450 (Um): New constraint.
8452 2009-05-15 Jan Hubicka <jh@suse.cz>
8454 Revert the following patch until testsuite fallout is fixed:
8455 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
8456 * cgraph.h (struct inline_summary): New filed self_wize,
8457 size_inlining_benefit, self_time and time_inlining_benefit.
8458 (struct cgraph_global_info): Replace insns by time ans size fields.
8459 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
8460 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
8461 (ipcp_update_callgraph): Do not touch function bodies.
8462 * ipa-inline.c: Include except.h
8463 (MAX_TIME): New constant.
8464 (overall_insns): Remove
8465 (overall_size, max_benefit): New static variables.
8466 (cgraph_estimate_time_after_inlining): New function.
8467 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
8468 (cgraph_clone_inlined_nodes): Update size.
8469 (cgraph_mark_inline_edge): Update size.
8470 (cgraph_estimate_growth): Use size info.
8471 (cgraph_check_inline_limits): Check size.
8472 (cgraph_default_inline_p): Likewise.
8473 (cgraph_edge_badness): Compute badness based on benefit and size cost.
8474 (cgraph_decide_recursive_inlining): Check size.
8475 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
8477 (cgraph_decide_inlining): Likewise.
8478 (cgraph_decide_inlining_incrementally): Likewise; honor
8479 PARAM_EARLY_INLINING_INSNS.
8480 (likely_eliminated_by_inlining_p): New predicate.
8481 (estimate_function_body_sizes): New function.
8482 (compute_inline_parameters): Use it.
8483 * except.c (must_not_throw_labels): New function.
8484 * except.h (must_not_throw_labels): Declare.
8485 * tree-inline.c (init_inline_once): Kill inlining_weigths
8486 * tree-ssa-structalias.c: Avoid uninitialized warning.
8487 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
8488 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
8489 (PARAM_INLINE_CALL_COST): Remove.
8490 (PARAM_EARLY_INLINING_INSNS): New.
8492 2009-05-15 Richard Guenther <rguenther@suse.de>
8494 * tree-ssa-pre.c (eliminate): Use TODO_update_ssa_only_virtuals,
8495 not TODO_update_ssa.
8497 2009-05-15 Richard Guenther <rguenther@suse.de>
8499 PR tree-optimization/39999
8500 * gimple.h (gimple_expr_type): Use the expression type looking
8501 through useless conversions.
8502 * tree-ssa-sccvn.c (vn_nary_op_lookup_stmt): Use gimple_expr_type.
8503 (vn_nary_op_insert_stmt): Likewise.
8504 (simplify_binary_expression): Likewise.
8506 2009-05-15 Richard Guenther <rguenther@suse.de>
8508 * common.opt (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
8509 New options, enabled by default.
8510 * doc/invoke.texi (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
8512 * tree-ssa-forwprop.c (gate_forwprop): Use flag_tree_forwprop.
8513 * tree-ssa-phiprop.c (gate_phiprop): Use flag_tree_phiprop.
8514 * tree-ssa-structalias.c (gate_tree_pta): New function.
8515 (pass_build_alias): Use it.
8517 2009-05-15 Joseph Myers <joseph@codesourcery.com>
8519 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Also
8520 recurse on an invariant address if a conversion from a pointer
8521 type to a wider integer type is involved.
8523 2009-05-15 Jan Hubicka <jh@suse.cz>
8525 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
8526 * cgraph.h (struct inline_summary): New filed self_wize,
8527 size_inlining_benefit, self_time and time_inlining_benefit.
8528 (struct cgraph_global_info): Replace insns by time ans size fields.
8529 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
8530 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
8531 (ipcp_update_callgraph): Do not touch function bodies.
8532 * ipa-inline.c: Include except.h
8533 (MAX_TIME): New constant.
8534 (overall_insns): Remove
8535 (overall_size, max_benefit): New static variables.
8536 (cgraph_estimate_time_after_inlining): New function.
8537 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
8538 (cgraph_clone_inlined_nodes): Update size.
8539 (cgraph_mark_inline_edge): Update size.
8540 (cgraph_estimate_growth): Use size info.
8541 (cgraph_check_inline_limits): Check size.
8542 (cgraph_default_inline_p): Likewise.
8543 (cgraph_edge_badness): Compute badness based on benefit and size cost.
8544 (cgraph_decide_recursive_inlining): Check size.
8545 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
8547 (cgraph_decide_inlining): Likewise.
8548 (cgraph_decide_inlining_incrementally): Likewise; honor
8549 PARAM_EARLY_INLINING_INSNS.
8550 (likely_eliminated_by_inlining_p): New predicate.
8551 (estimate_function_body_sizes): New function.
8552 (compute_inline_parameters): Use it.
8553 * except.c (must_not_throw_labels): New function.
8554 * except.h (must_not_throw_labels): Declare.
8555 * tree-inline.c (init_inline_once): Kill inlining_weigths
8556 * tree-ssa-structalias.c: Avoid uninitialized warning.
8557 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
8558 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
8559 (PARAM_INLINE_CALL_COST): Remove.
8560 (PARAM_EARLY_INLINING_INSNS): New.
8561 doc/invoke.texi (max-inline-insns-auto, early-inlining-insns): Update.
8562 (inline-call-cost): Remove.
8563 (early-inlining-insns): New.
8565 2009-05-15 Eric Botcazou <ebotcazou@adacore.com>
8567 * dbxout.c (dbxout_range_type): Add LOW and HIGH parameters. Use them
8569 (print_int_cst_bounds_in_octal_p): Likewise.
8570 (dbxout_type): Adjust calls to above functions. Be prepared to deal
8572 * dwarf2out.c (base_type_die): Likewise.
8573 (is_subrange_type): Delete.
8574 (subrange_type_die): Add LOW and HIGH parameters. Use them for bounds.
8575 (modified_type_die): Call subrange_type_for_debug_p on subtypes.
8576 * fold-const.c (fold_truth_not_expr) <CONVERT_EXPR>: Do not strip it
8577 if the destination type is boolean.
8578 (build_range_check): Do not special-case subtypes.
8579 (fold_sign_changed_comparison): Likewise.
8580 (fold_unary): Likewise.
8581 * langhooks-def.h (LANG_HOOKS_GET_SUBRANGE_BOUNDS): Define.
8582 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_GET_SUBRANGE_BOUNDS.
8583 * langhooks.h (lang_hooks_for_types): Add get_subrange_bounds.
8584 * tree.c (subrange_type_for_debug_p): New predicate based on the
8585 former is_subrange_type.
8586 * tree.h (subrange_type_for_debug_p): Declare.
8587 * tree-chrec.c (avoid_arithmetics_in_type_p): Delete.
8588 (convert_affine_scev): Remove call to above function.
8589 (chrec_convert_aggressive): Likewise.
8590 * tree-ssa.c (useless_type_conversion_p_1): Do not specifically return
8591 false for conversions involving subtypes.
8592 * tree-vrp.c (vrp_val_max): Do not special-case subtypes.
8593 (vrp_val_min): Likewise.
8594 (needs_overflow_infinity): Likewise.
8595 (extract_range_from_unary_expr): Likewise.
8597 2009-05-15 Paolo Bonzini <bonzini@gnu.org>
8599 * config/frv/frv.h: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
8600 * config/frv/frv.c: Likewise.
8601 * config/s390/s390.c: Likewise.
8602 * config/sparc/sparc.h: Likewise.
8603 * config/i386/i386.h: Likewise.
8604 * config/i386/i386.c: Likewise.
8605 * config/crx/crx.c: Likewise.
8606 * config/m68hc11/m68hc11.h: Likewise.
8607 * config/iq2000/iq2000.c: Likewise.
8608 * config/mn10300/mn10300.h: Likewise.
8609 * config/mn10300/mn10300.c: Likewise.
8610 * config/m68k/m68k.c: Likewise.
8611 * config/rs6000/rs6000.c: Likewise.
8612 * config/rs6000/xcoff.h: Likewise.
8613 * config/rs6000/linux64.h: Likewise.
8614 * config/rs6000/sysv4.h: Likewise.
8615 * config/score/score3.c: Likewise.
8616 * config/score/score7.c: Likewise.
8617 * config/score/score.c: Likewise.
8618 * config/arm/arm.md: Likewise.
8619 * config/mips/mips.c: Likewise.
8620 * config/mips/mips.md: Likewise.
8621 * config/bfin/bfin.h: Likewise.
8622 * config/pa/pa.c: Likewise.
8623 * config/pa/constraints.md: Likewise.
8625 * config/pdp11/pdp11-protos.h (legitimate_address_p): Delete.
8626 * config/pdp11/pdp11.c (legitimate_address_p): Delete.
8627 * config/pdp11/pdp11.h: Use memory_address_p instead.
8629 2009-05-14 Ian Lance Taylor <iant@google.com>
8631 * passes.c (finish_optimization_passes): Change i to int.
8632 * plugin.c (plugins_active_p): Change event to int.
8633 (dump_active_plugins): Likewise.
8634 * reginfo.c (invalid_mode_change_p): Change to to unsigned int.
8636 * tree.c (tree_range_check_failed): Change c to unsigned int.
8637 (omp_clause_range_check_failed): Likewise.
8638 (build_common_builtin_nodes): Change mode to int. Add cast.
8639 * config/ia64/ia64.c (is_emitted): Change r to unsigned int.
8640 (ia64_hard_regno_rename_ok, ia64_eh_uses): Likewise.
8642 * c-typeck.c (build_unary_op): If -Wc++-compat, warn about using
8643 ++ or -- with a variable of enum type.
8645 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
8648 * opts.c (common_handle_option): Add OPT_fcse_skip_blocks as a no-op.
8650 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
8652 * store-motion.c: Do not include params.h
8653 * Makefile.in: Fix dependencies for various files.
8655 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
8657 * auto-inc-dec.c: Fix pass description, remove apparent
8658 accidental duplication.
8660 2009-05-14 H.J. Lu <hongjiu.lu@intel.com>
8663 * ipa-utils.h (memory_identifier_string): Moved to ...
8664 * tree.h (memory_identifier_string): Here. Add GTY(()).
8666 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
8668 * doc/tm.texi (TARGET_LEGITIMATE_ADDRESS_P): Refer mainly to this
8669 in the former documentation of...
8670 (GO_IF_LEGITIMATE_ADDRESS): ... this.
8671 * ira-conflicts.c (get_dup_num): Use address_operand.
8672 * targhooks.c (default_legitimate_address_p): New.
8673 * targhooks.h (default_legitimate_address_p): New.
8674 * reload.c (strict_memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]:
8676 * recog.c (memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]: Call hook.
8677 * target.h (struct target): Add legitimate_address_p.
8678 * target-def.h (TARGET_LEGITIMATE_ADDRESS_P): New.
8679 (TARGET_INITIALIZER): Include it.
8681 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8682 * config/alpha/alpha-protos.h (alpha_legitimate_address_p): Remove.
8683 * config/alpha/alpha.c (alpha_legitimate_address_p): Make static.
8684 (TARGET_LEGITIMATE_ADDRESS_P): New.
8686 * config/frv/frv.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8687 (REG_OK_STRICT_P): Delete.
8688 * config/frv/frv-protos.h (frv_legitimate_address_p): Rename to...
8689 (frv_legitimate_address_p_1): ... this.
8690 * config/frv/frv.c (frv_legitimate_address_p): Forward to...
8691 (frv_legitimate_address_p_1): ... the renamed old
8692 frv_legitimate_address_p.
8693 * config/frv/predicates.md: Adjust calls to frv_legitimate_address_p.
8694 (TARGET_LEGITIMATE_ADDRESS_P): New.
8696 * config/s390/s390.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8697 * config/s390/s390-protos.h (legitimate_address_p): Remove.
8698 * config/s390/s390.c (legitimate_address_p): Rename to...
8699 (s390_legitimate_address_p): ... this, make static.
8700 (legitimize_address): Adjust call.
8701 (TARGET_LEGITIMATE_ADDRESS_P): New.
8702 * config/s390/constraints.md ("e"): Call strict_memory_address_p.
8704 * config/m32c/m32c.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8705 * config/m32c/m32c-protos.h (m32c_legitimate_address_p): Remove.
8706 * config/m32c/m32c.c (m32c_legitimate_address_p): Make static.
8707 (TARGET_LEGITIMATE_ADDRESS_P): New.
8709 * config/spu/spu.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8710 * config/spu/spu-protos.h (spu_legitimate_address): Remove.
8711 * config/spu/spu.c (spu_legitimate_address): Rename to...
8712 (spu_legitimate_address_p): ... this, make static.
8713 (TARGET_LEGITIMATE_ADDRESS_P): New.
8715 * config/sparc/sparc.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8716 * config/sparc/sparc-protos.h (legitimate_address_p): Remove.
8717 * config/sparc/sparc.c (legitimate_address_p): Rename to...
8718 (sparc_legitimate_address_p): ... this, make static and return bool.
8719 (legitimize_address): Adjust call.
8720 (TARGET_LEGITIMATE_ADDRESS_P): New.
8722 * config/i386/i386.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8723 * config/i386/i386-protos.h (legitimate_address_p): Remove.
8724 * config/i386/i386.c (legitimate_address_p): Rename to...
8725 (ix86_legitimate_address_p): ... this, make static.
8726 (constant_address_p): Move after it, adjust call.
8727 (TARGET_LEGITIMATE_ADDRESS_P): New.
8729 * config/avr/avr.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8730 * config/avr/avr-protos.h (legitimate_address_p): Remove.
8731 * config/avr/avr.c (legitimate_address_p): Rename to...
8732 (avr_legitimate_address_p): ... this, make static.
8733 (legitimize_address): Adjust call.
8734 (TARGET_LEGITIMATE_ADDRESS_P): New.
8736 * config/crx/crx.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8737 * config/crx/crx-protos.h (crx_legitimate_address_p): Remove.
8738 * config/crx/crx.c (crx_legitimate_address_p): Make static.
8739 (TARGET_LEGITIMATE_ADDRESS_P): New.
8741 * config/xtensa/xtensa.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8742 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): Remove.
8743 * config/xtensa/xtensa.c (xtensa_legitimate_address_p): Make static.
8744 (TARGET_LEGITIMATE_ADDRESS_P): New.
8746 * config/stormy16/stormy16.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8747 * config/stormy16/stormy16-protos.h (xstormy16_legitimate_address_p):
8749 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
8751 (TARGET_LEGITIMATE_ADDRESS_P): New.
8753 * config/m68hc11/m68hc11.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8754 * config/m68hc11/m68hc11-protos.h (m68hc11_go_if_legitimate_address):
8756 * config/m68hc11/m68hc11.c (m68hc11_go_if_legitimate_address):
8758 (m68hc11_legitimate_address_p): ... this, make static.
8759 (go_if_legitimate_address_internal): Rename to...
8760 (m68hc11_legitimate_address_p_1): ... this.
8761 (legitimize_address): Adjust call.
8762 (TARGET_LEGITIMATE_ADDRESS_P): New.
8764 * config/iq2000/iq2000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8765 * config/iq2000/iq2000-protos.h (iq2000_legitimate_address_p): Remove.
8766 * config/iq2000/iq2000.c (iq2000_legitimate_address_p): Make static.
8767 (TARGET_LEGITIMATE_ADDRESS_P): New.
8769 * config/mn10300/mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8770 * config/mn10300/mn10300-protos.h (legitimate_address_p): Remove.
8771 * config/mn10300/mn10300.c (legitimate_address_p): Rename to...
8772 (mn10300_legitimate_address_p): ... this, make static.
8773 (TARGET_LEGITIMATE_ADDRESS_P): New.
8775 * config/m68k/m68k.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8776 * config/m68k/m68k-protos.h (m68k_legitimate_address_p): Remove.
8777 * config/m68k/m68k.c (m68k_legitimate_address_p): Make static.
8778 (TARGET_LEGITIMATE_ADDRESS_P): New.
8780 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8781 (REG_OK_STRICT_FLAG, REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P): Delete.
8782 (INT_REG_OK_FOR_BASE_P, INT_REG_OK_FOR_INDEX_P): Move above.
8783 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8784 * config/rs6000/rs6000-protos.h (rs6000_legitimate_address): Remove.
8785 * config/rs6000/rs6000.c (rs6000_legitimate_address): Rename to...
8786 (rs6000_legitimate_address_p): ... this, make static.
8787 (TARGET_LEGITIMATE_ADDRESS_P): New.
8788 (REG_MODE_OK_FOR_BASE_P): Delete.
8789 (rs6000_legitimize_reload_address): Use INT_REG_OK_FOR_BASE_P.
8791 * config/picochip/picochip.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8792 * config/picochip/picochip-protos.h (picochip_legitimate_address_p):
8794 * config/picochip/picochip.c (picochip_legitimate_address_p): Make
8795 static, adjust types.
8796 (TARGET_LEGITIMATE_ADDRESS_P): New.
8798 * config/score/score.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8799 * config/score/score.c (score_address_p): Rename to...
8800 (score_legitimate_address_p): ... this.
8801 (TARGET_LEGITIMATE_ADDRESS_P): New.
8802 * config/score/score3.c (score3_address_p): Rename to...
8803 (score3_legitimate_address_p): ... this.
8804 * config/score/score7.c (score7_address_p): Rename to...
8805 (score7_legitimate_address_p): ... this.
8807 * config/arm/arm.h (ARM_GO_IF_LEGITIMATE_ADDRESS,
8808 THUMB2_GO_IF_LEGITIMATE_ADDRESS, THUMB1_GO_IF_LEGITIMATE_ADDRESS,
8809 GO_IF_LEGITIMATE_ADDRESS): Delete.
8810 * config/arm/arm-protos.h (thumb1_legitimate_address_p,
8811 thumb2_legitimate_address_p): Delete.
8812 (arm_legitimate_address_p): Rename to...
8813 (arm_legitimate_address_outer_p): ... this.
8814 * config/arm/constraints.md ("Uq"): Adjust call.
8815 * config/arm/predicates.md (arm_extendqisi_mem_op): Likewise.
8816 * config/arm/arm.c (arm_legitimate_address_p): New, rename old one
8818 (arm_legitimate_address_outer_p): ... this.
8819 (thumb1_legitimate_address_p, thumb2_legitimate_address_p): Make
8821 (TARGET_LEGITIMATE_ADDRESS_P): New.
8823 * config/mips/mips.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8824 * config/mips/mips-protos.h (mips_legitimate_address_p): Remove.
8825 * config/mips/mips.c (mips_legitimate_address_p): ... Make static.
8826 (TARGET_LEGITIMATE_ADDRESS_P): New.
8828 * config/vax/vax.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8829 * config/vax/vax-protos.h (legitimate_address_p): Remove.
8830 * config/vax/vax.c (legitimate_address_p): Rename to...
8831 (vax_legitimate_address_p): ... this, make static.
8832 (TARGET_LEGITIMATE_ADDRESS_P): New.
8834 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8835 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Remove.
8836 * config/h8300/h8300.c (h8300_legitimate_address_p): ... Make static.
8837 (TARGET_LEGITIMATE_ADDRESS_P): New.
8839 * config/mmix/mmix.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8840 * config/mmix/mmix-protos.h (mmix_legitimize_address): Remove.
8841 * config/mmix/mmix.c (mmix_legitimate_address): Rename to...
8842 (mmix_legitimate_address_p): ... this, make static.
8843 (TARGET_LEGITIMATE_ADDRESS_P): New.
8845 * config/bfin/bfin.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8846 * config/bfin/bfin-protos.h (bfin_legitimate_address_p): Remove.
8847 * config/bfin/bfin.c (bfin_legitimate_address_p): ... Make static.
8848 (TARGET_LEGITIMATE_ADDRESS_P): New.
8850 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
8852 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Remove handling
8853 of MODE_COMPLEX_INT.
8855 2009-05-14 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
8857 * config/alpha/alpha.c (alpha_initialize_trampoline): Change 0 to
8858 LCT_NORMAL in function call.
8859 * mips-tdump.c (print_file_desc): Add cast to enum type.
8860 * mips-tfile.c (add_ext_symbol): Add casts to enum types.
8861 (mark_stabs): Add casts to enum types.
8862 (parse_stabs_common): Add casts to enum types.
8864 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
8866 * config/mips/mips.c (mips_print_operand) <REG, MEM, default>:
8867 Check for invalid values of LETTER.
8869 2009-05-13 Taras Glek <tglek@mozilla.com>
8871 * attribs.c (register_attribute): moved out attribute registration
8872 into register_attribute.
8873 * doc/plugins.texi: Documented register_attribute and
8875 * gcc-plugin.h: Added forward decl for register_attribute.
8876 * gcc-plugin.h (plugins_event): Added PLUGIN_ATTRIBUTES.
8877 * plugin.c (register_callback, invoke_plugin_callbacks): Added
8878 PLUGIN_ATTRIBUTES boilerplate.
8880 2009-05-14 Dave Korn <dave.korn.cygwin@gmail.com>
8882 * config/i386/msformat-c.c (ms_printf_length_specs): Use enumeration
8883 values even in sentinel and empty entries.
8884 (ms_printf_flag_specs): Likewise.
8885 (ms_scanf_flag_specs): Likewise.
8886 (ms_strftime_flag_specs): Likewise.
8887 (ms_print_char_table): Likewise.
8888 (ms_scan_char_table): Likewise.
8889 (ms_time_char_table): Likewise.
8891 2009-05-13 Doug Kwan <dougkwan@google.com>
8893 * tree-ssa-sccvn.c (compare_ops): Stabilize qsort.
8895 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
8897 * config/mips/mips.md (store): Add attributes for QI and HI.
8899 (truncdisi2, truncdihi2, truncdiqi2): Merge these into ...
8900 (truncdi<mode>2): ... this new pattern.
8902 2009-05-13 Brad Hards <bradh@kde.org>
8904 * Makefile.in (TEXI_GCCINT_FILES): Add plugins.texi.
8906 2009-05-14 Jakub Jelinek <jakub@redhat.com>
8907 Ben Elliston <bje@au.ibm.com>
8910 * dse.c (check_mem_read_rtx): Guard against width == -1.
8912 2009-05-13 Michael Matz <matz@suse.de>
8915 * tree-outof-ssa.c (maybe_renumber_stmts_bb): New function.
8916 (trivially_conflicts_p): New function.
8917 (insert_backedge_copies): Use it.
8919 2009-05-13 Janis Johnson <janis187@us.ibm.com>
8921 * c-pragma.c (enum pragma_switch_t): Prefix constants with PRAGMA_.
8922 (handle_stdc_pragma): Use new enum constant names.
8923 (handle_pragma_float_const_decimal64): Ditto.
8925 2009-05-13 Ian Lance Taylor <iant@google.com>
8927 * Makefile.in (build/gencheck.o): Depend upon all-tree.def, not
8930 2009-05-13 Nathan Sidwell <nathan@codesourcery.com>
8932 * config/m68k/t-uclinux (M68K_MLIB_CPU): Check for FL_UCLINUX.
8933 * config/m68k/m68k-devices.def: Add FL_UCLINUX to 68020 and 54455
8935 * config/m68k/m68k.h (FL_UCLINUX): Define.
8937 2009-05-13 Jan Hubicka <jh@suse.cz>
8939 * options.c (gfc_post_options): -fwhole-program imply -fwhole-file.
8941 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
8943 * config/sh/sh.h (OVERRIDE_OPTIONS): Clear flag_schedule_insns
8944 unless -fschedule-insns is specified.
8946 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
8949 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Don't set
8950 TARGET_EXPAND_CBRANCHDI4.
8951 * config/sh/sh.md (cbranchdi4): Don't check TARGET_EXPAND_CBRANCHDI4.
8952 * config/sh/sh.opt (mexpand-cbranchdi): Remove.
8953 (cmpeqdi): Fix comment.
8955 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
8957 * config/sh/sh-protos.h (sh_legitimate_index_p): Declare.
8958 (sh_legitimate_address_p): Likewise.
8959 * config/sh/sh.c (sh_legitimate_index_p): New.
8960 (sh_legitimate_address_p): Likewise.
8961 * config/sh/sh.h (REG_OK_FOR_BASE_P): Add STRICT parameter.
8962 (REG_OK_FOR_INDEX_P, SUBREG_OK_FOR_INDEX_P): Likewise.
8963 (MODE_DISP_OK_4, MODE_DISP_OK_8): Remove.
8964 (MAYBE_BASE_REGISTER_RTX_P): New macro.
8965 (MAYBE_INDEX_REGISTER_RTX_P): Likewise.
8966 (BASE_REGISTER_RTX_P): Use MAYBE_BASE_REGISTER_RTX_P.
8967 (INDEX_REGISTER_RTX_P): Use MAYBE_INDEX_REGISTER_RTX_P.
8968 (GO_IF_LEGITIMATE_INDEX): Use sh_legitimate_index_p.
8969 (GO_IF_LEGITIMATE_ADDRESS): Use sh_legitimate_address_p.
8971 2009-05-12 Jan Hubicka <jh@suse.cz>
8973 * tree-inline.c (estimate_operator_cost): Add operands;
8974 when division happens by constant, it is cheap.
8975 (estimate_num_insns): Loads and stores are not having cost of 0;
8976 EH magic stuff is cheap; when computing runtime cost of switch,
8977 use log2 base of amount of its cases; builtin_expect has cost of 0;
8978 compute cost for moving return value of call.
8979 (init_inline_once): Initialize time_based flags.
8980 * tree-inline.h (eni_weights_d): Add time_based flag.
8982 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
8984 * df-core.c: Update head documentation.
8986 2009-05-12 Michael Meissner <meissner@linux.vnet.ibm.com>
8989 * rs6000.c (rs6000_generate_compare): Use op1b instead of
8990 shadowing exisiting variable op1.
8992 2009-05-12 Uros Bizjak <ubizjak@gmail.com>
8995 * config/i386/driver-i386.c (processor_signatures): New enum.
8996 (SIG_GEODE): Move from vendor_signatures to processor_signatures.
8997 (host_detect_local_cpu): For SIG_AMD vendor, check for SIG_GEODE
8998 processor signature to detect geode processor.
9000 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
9004 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
9006 * optabs.c (prepare_cmp_insn): Temporarily disable test that
9007 causes spurious differences between trunk and cond-optab branch.
9009 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
9011 * dojump.c (compare_from_rtx): Delete.
9012 * expmed.c (emit_store_flag): Only try cstore_optab. Canonicalize
9013 any MODE_CC mode to the cstorecc4 pattern. Use prepare_operand, fail
9014 if the comparison does not satisfy the predicate; test predicates for
9015 operands 2 and 3 of a cstore pattern. Don't try cstore optab
9016 further if one existing pattern fails.
9017 * expr.h (compare_from_rtx): Delete.
9018 (prepare_operand): Declare it.
9019 * optabs.c: Change "lib call" to "libcall" throughout.
9020 (bcc_gen_fctn, setcc_gen_code, trap_rtx,
9021 HAVE_conditional_trap, emit_cmp_insn): Delete.
9022 (can_compare_p): Delete cmp_optab case.
9023 (prepare_float_lib_cmp): Return an rtx and a machine mode.
9024 Accept other parameters by value.
9025 (prepare_operand): Make non-static.
9026 (prepare_cmp_insn): Return an rtx and a machine mode. Accept
9027 other parameters by value. Try to widen operands here based on
9028 an optab_methods argument and looking at cbranch_optab.
9029 (emit_cmp_and_jump_insn_1): Accept test and mode, remove widening
9030 loop. Use cbranch_optab directly.
9031 (emit_cmp_and_jump_insns): Fix comment. Adjust call to
9032 prepare_cmp_insn and emit_cmp_and_jump_insn_1, remove obsolete
9034 (emit_conditional_move, emit_conditional_add): Inline what's needed
9035 of compare_from_rtx, using new prepare_cmp_insn for the rest.
9036 (init_optabs): Init cmp_optab with UNKNOWN, cbranch_optab
9037 with COMPARE. Move cmov_optab and cstore_optab above
9038 with cbranch_optab, move cmp_optab down with ucmp_optab,
9039 remove tst_otpab. Do not initialize trap_rtx.
9040 (gen_cond_trap): Do it here. Use ctrap_optab. Test predicate
9041 for trap code. Do not check HAVE_conditional_trap. Use
9042 prepare_cmp_insn. Accept no predicate for operand 3.
9043 * optabs.h (OTI_cmp): Mark as used only for libcalls.
9044 (OTI_ctrap, ctrap_optab): New.
9045 (tst_optab): Delete.
9046 (bcc_gen_fctn, setcc_gen_code, emit_cmp_insn): Delete.
9047 * ifcvt.c (find_if_header): Replace HAVE_conditional_trap
9048 with lookup of ctrap_optab.
9049 * genopinit.c (cmp_optab, tst_optab, bcc_gen_fctn, setcc_gen_code):
9053 * combine.c (combine_simplify_rtx, simplify_set): Do not
9054 special case comparing against zero for cc0 machines.
9055 * simplify-rtx.c (simplify_binary_operation_1): Never remove
9056 COMPARE on cc0 machines.
9057 (simplify_relational_operation): Return a new expression when
9058 a COMPARE could be removed.
9059 * final.c (final_scan_insn): Compare cc_status values
9060 against LHS of a (compare FOO (const_int 0)) cc0 source.
9061 Also check if cc_status.value is the full compare.
9063 * doc/md.texi (bCC, sCC, tstMM, cmpMM): Delete.
9064 (cstoreMM4): Document.
9065 (conditional_trap): Document ctrapMM4 instead.
9066 (sync_compare_and_swapMM): Refer to cbranchcc4.
9067 (Dependent Patterns): Eliminate obsolete information referring to
9068 the old jump optimization phase.
9069 (Canonicalization): Include cbranchcc4 case, omit canonicalization
9070 of compares with 0 on cc0 machines.
9071 (Jump Patterns): Refer to MODE_CC jump patterns preferably,
9072 avoiding references to cc0. Remove text about storing operands
9074 * doc/tm.texi (Condition Codes): Include blurb on different
9075 condition code representations, separate into subsections for
9076 CC0, MODE_CC and conditional execution.
9078 * config/alpha/alpha-protos.h (alpha_emit_conditional_branch,
9079 alpha_emit_setcc): Accept operands and a machine mode.
9080 * config/alpha/alpha.c (alpha_emit_conditional_branch):
9081 Get code/op0/op1 from operands, use machine mode argument
9082 instead of alpha_compare.fp_p. Emit the branch here.
9083 (alpha_emit_setcc): Likewise, and return boolean.
9084 (alpha_emit_conditional_move): Likewise. Assert that
9085 cmp_op_mode == cmp_mode, and simplify accordingly.
9086 * config/alpha/alpha.h (struct alpha_compare, alpha_compare): Delete.
9087 * config/alpha/alpha.md (cmpdf, cmptf, cmpdi, bCC, sCC): Delete.
9088 (cbranchdf4, cbranchtf4, cbranchdi4, cstoredf4, cstoretf4,cstoredi4):
9090 (stack probe test): Use cbranchdi4.
9091 * config/alpha/predicates.md (alpha_cbranch_operator): New.
9093 * config/arc/arc.c (gen_compare_reg): Do not emit cmp.
9094 * config/arc/arc.h (movsicc, movsfcc): Use it.
9095 (movdicc, *movdicc_insn, movdfcc, *movdfcc_insn): Remove.
9096 (cbranchsi4, cstoresi4): New.
9097 (cmpsi, bCC and sCC expanders): Remove.
9099 * config/arm/arm.c (arm_compare_op0, arm_compare_op1): Delete.
9100 * config/arm/arm.h (arm_compare_op0, arm_compare_op1): Delete.
9101 * config/arm/predicates.md (arm_comparison_operator): Only include
9102 floating-point operators if there is a hardware floating-point unit.
9103 * config/arm/arm.md (cbranchsi4, cstoresi4): Enable for TARGET_32BIT,
9104 deferring to cbranch_cc and cstore_cc respectively.
9105 (cbranchsf4, cbranchdf4, cbranchdi4, cstoresf4, cstoredf4, cstoredi4,
9106 cbranch_cc, cstore_cc): New.
9107 (movsicc, movsfcc, movdfcc): Do not use arm_compare_op0 and
9109 (bCC, sCC, cmpsi, cmpsf, cmpdf, cmpdi): Delete.
9111 * config/avr/avr-protos.h (out_tstsi, out_tsthi): Adjust prototype.
9112 * config/avr/avr.c (out_tstsi, out_tsthi): Get the tested operand
9114 (adjust_insn_length): Adjust calls.
9115 (avr_reorg): Handle (compare (foo) (const_int 0)).
9116 * config/avr/avr.md (tstqi, tsthi, tstsi): Remove.
9117 (*negated_tstqi, *negated_tsthi, *negated_tstsi): Unmacroize.
9118 (*reversed_tsthi, *reversed_tstsi): Add a scratch for simplicity.
9119 (cmpqi, cmphi, cmpsi): Prepend asterisk, fuse tst[qhs]i here.
9121 (cbranchqi4, cbranchhi4, cbranchsi4): New.
9122 (tst -> sbrc/sbrs peephole2, cpse peephole): Wrap RHS with COMPARE.
9124 * config/bfin/bfin.md (cmpbi, cmpsi, bCC, sCC): Delete.
9125 (cbranchsi4, cstorebi4, cstoresi4): New.
9126 (movbisi): This insn is duplicate, split it to zero_extend.
9127 * config/bfin/bfin.c (bfin_compare_op0, bfin_compare_op1): Delete
9128 (bfin_gen_compare): Do not use them. Emit VOIDmode SET, not BImode.
9129 (bfin_optimize_loop): Use cbranch expander.
9130 * config/bfin/bfin.h (bfin_compare_op0, bfin_compare_op1): Delete.
9131 * config/bfin/predicates.md (bfin_cbranch_operator): Rename to...
9132 (bfin_bimode_comparison_operator): ... this.
9133 (bfin_direct_comparison_operator): New.
9135 * config/cris/cris.c (cris_normal_notice_update_cc): Look
9136 inside (compare FOO (const_int 0)).
9137 (cris_rtx_costs): Handle ZERO_EXTRACT.
9138 * config/cris/cris.md (tstdi, tst<mode>, cmpdi): Delete.
9139 (*tstdi_non_v32): Fold in *cmpdi_non_v32.
9140 (*tstdi_v32): Delete.
9141 (*cmpdi_non_v32): Add M alternative for operand 1.
9142 (cmpsi, cmp<mode>): Make private.
9143 (*tstsi, *tst<mode>_cmp, *tst<mode>_non_cmp, *btst): Wrap LHS
9145 (cbranch<mode>4, cbranchdi4, cstore<mode>4): New.
9147 * config/crx/crx.md (cstore<mode>4, cbranchcc4): New.
9148 (cmp<mode>, bCOND_internal, b<code>, s<code>): Delete.
9149 (cbranch<mode>4, sCOND_internal): Use ordered_comparison_operator.
9150 (cc_reg_operand): New.
9152 * config/crx/crx.c (crx_compare_op0, crx_compare_op1,
9153 crx_expand_compare, crx_expand_branch, crx_expand_scond): Delete.
9154 * config/crx/crx.h (crx_compare_op0, crx_compare_op1): Delete.
9155 * config/crx/crx-protos.h (crx_expand_compare, crx_expand_branch,
9156 crx_expand_scond): Delete.
9158 * config/fr30/fr30.md (cmp<mode>, bCC): Delete.
9160 * config/fr30/fr30.c (fr30_compare_op0, fr30_compare_op1): Delete
9161 * config/fr30/fr30.h (fr30_compare_op0, fr30_compare_op1): Delete.
9163 * config/frv/frv.md (cbranchsi4, cbranchsf4, cbranchdf4,
9164 cstoresi4, cstoresf4, cstoredf4): New.
9165 (cmpdi, cmpsi, cmpsf, cmpdf, bCC, sCC): Remove.
9166 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
9167 Receive the entire operands array.
9168 * config/frv/frv.h (frv_compare_op0, frv_compare_op1): Delete.
9169 * config/frv/frv.c (frv_compare_op0, frv_compare_op1): Delete.
9170 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
9171 Get test/op0/op1 from the operands array.
9172 (frv_emit_cond_move): Get test/op0/op1 from the test_rtx.
9174 * config/h8300/h8300-protos.h (h8300_expand_branch): Accept operands.
9175 (h8300_expand_store): New.
9176 * config/h8300/h8300.c (h8300_rtx_costs): Handle (compare FOO
9178 (h8300_expand_branch): Emit compare here. Adjust for new arguments.
9179 (h8300_expand_store): New.
9180 * config/h8300/h8300.md (btst combine patterns): Wrap with COMPARE
9181 or do not try to produce (set (cc0) REG).
9182 (peepholes): Wrap arguments with COMPARE. Add a peephole to
9183 change a compare into a move to a scratch register. Disable some
9184 peepholes when comparing with zero.
9185 (tstsi, tsthi, tstsi, cmpqi): Make private.
9188 (cbranchqi4, cbranchhi4, cbranchsi4, cstoreqi4, cstorehi4,
9191 * config/i386/i386.c (ix86_expand_int_movcc, ix86_expand_int_addcc,
9192 ix86_expand_fp_movcc): Set ix86_compare_op0 and ix86_compare_op1.
9193 (ix86_emit_i387_log1p): Use gen_cbranchxf4.
9194 (ix86_emit_i387_log1p): Use cbranchxf2.
9195 (ix86_expand_setcc): Return void.
9196 * config/i386/i386-protos.h (ix86_expand_setcc): Return void.
9197 * config/i386/i386.md (cmpti, cmpdi, cmpsi, cmphi, cmpqi, cmpxf,
9198 cmp<MODEF>, cmpcc): Remove.
9199 (cbranchti4, cbranchdi4, cbranchsi4, cbranchhi4, cbranchqi4,
9200 cbranchxf4, cbranch<MODEF>4, cbranchcc4, cstoredi4, cstoresi4,
9201 cstorehi4, cstoreqi4, cstorexf4, cstore<MODEF>4, cstorecc): New.
9202 (sCC and bCC expanders): Remove.
9203 (stack_protect_test): Use cbranchcc4.
9205 * config/ia64/ia64-protos.h (ia64_compare_op0, ia64_compare_op1):
9207 (ia64_expand_compare): Accept three rtx by reference and return void.
9208 * config/ia64/ia64.c (ia64_compare_op0, ia64_compare_op1): Delete.
9209 (ia64_expand_compare): Replace op0/op1 with *op0/*op1. Get code
9210 from *expr. Update *expr with the BImode comparison to do.
9211 * config/ia64/ia64.md (cmpbi, cmpsi, cmpdi, cmpsf, cmpdf, cmpxf,
9212 cmptf, bCC, sCC, conditional_trap): Delete.
9213 (cbranchbi4, cbranchsi4, cbranchdi4, cbranchsf4, cbranchdf4,
9214 cbranchxf4, cbranchtf4, cstorebi4, cstoresi4, cstoredi4, cstoresf4,
9215 cstoredf4, cstorexf4, cstoretf4, ctrapbi4, ctrapsi4, ctrapdi4,
9216 ctrapsf4, ctrapdf4, ctrapxf4, ctraptf4): New.
9217 * config/ia64/predicates.md (ia64_cbranch_operator): New.
9219 * config/iq2000/iq2000-protos.h (gen_conditional_branch): Change
9220 type of last argument.
9221 * config/iq2000/iq2000.c (branch_cmp, branch_type): Remove.
9222 (gen_conditional_branch): Get code/cmp0/cmp1 from operands,
9223 use machine mode argument instead of branch_type. Remove dead
9224 code for floating-point comparisons.
9225 * config/iq2000/iq2000.h (branch_cmp, branch_type): Remove.
9226 * config/iq2000/iq2000.md (cmpsi, cmpdi, cmpsf, cmpdf, tstsi, bCC):
9228 (cbranchsi4, cstoresi4): New.
9229 * config/iq2000/predicates.md (reg_or_const_operand): New.
9231 * config/m32c/m32c.md (cbranch splitter): Use match_op_dup.
9232 * config/m32c/m32c.md (any_cond, gl_cond): Delete.
9233 (b<code>_op): Rewrite to...
9234 (bcc_op): ... this, using match_operator.
9235 (s<code>_op): Rewrite to...
9236 (scc_op): ... this, using match_operator.
9237 (s<code>_24_op): Rewrite to...
9238 (scc_op_24): ... this, using match_operator.
9239 (s<code>_<mode>): Rewrite to...
9240 (cstore<mode>4): ... this, using match_operator.
9241 (s<code>_<mode>_24): Rewrite to...
9242 (cstore<mode>4_24): ... this, using match_operator.
9243 * config/m32c/m32c-protos.h (m32c_cmp_flg_0, m32c_pend_compare,
9244 m32c_unpend_compare, m32c_expand_scc): Delete.
9245 * config/m32c/m32c.c (compare_op0, compare_op1, m32c_cmp_flg_0,
9246 m32c_pend_compare, m32c_unpend_compare, m32c_expand_scc): Delete.
9247 (m32c_expand_movcc): Change NE to EQ if necessary.
9248 (m32c_init_libfuncs): Modify cstore optab instead of setcc_gen_code.
9250 * config/m32r/m32r-protos.h (gen_cond_store): New.
9251 * config/m32r/m32r.c (m32r_compare_op0, m32r_compare_op1): Delete.
9252 (gen_cond_store): New, from sCC patterns.
9253 (m32r_expand_block_move): Use cbranchsi4.
9254 * config/m32r/m32r.h (m32r_compare_op0, m32r_compare_op1): Delete.
9255 * config/m32r/m32r.md (cmpsi, bCC, sCC): Delete.
9256 (cbranchsi4, cstoresi4): New.
9258 * config/m68hc11/m68hc11.c (m68hc11_compare_op0, m68hc11_compare_op1):
9260 (m68hc11_rtx_costs_1, m68hc11_rtx_costs): Handle ZERO_EXTRACT.
9261 (m68hc11_notice_update_cc): Look into a compare with 0.
9262 * config/m68hc11/m68hc11.h (m68hc11_compare_op0, m68hc11_compare_op1):
9264 * config/m68hc11/m68hc11.md (tstsi, tsthi, tstqi, cmpsi,
9265 cmphi, cmpqi, bCC): Delete.
9266 (cbranchsi4, cbranchhi4, cbranchqi4): New.
9267 (tstqi_1, tstqi_z_used, tstqi_1, bitcmpqi, bitcmpqi_z_used,
9268 bitcmpqi_12, bitcmphi, various splits and peephole2s): Wrap cc0<-reg
9271 * config/m68k/predicates.md (m68k_cstore_comparison_operator,
9272 const0_operand, const1_operand, m68k_subword_comparison_operand): New.
9273 * config/m68k/constraints.md (H): New.
9274 * config/m68k/m68k.md (tstdi): Remove define_expand, use name for
9275 the define_insn below.
9276 (tstsi, tsthi, tst<FP:mode>, cmphi, cmpqi, cmp<FP:mode>): Delete.
9277 (*tstsi_internal_68020_cf, *tstsi_internal, *tsthi_internal,
9278 *tstqi_internal, tst<mode>_6881, tst<mode>_cf, many unnamed
9279 patterns): Wrap RHS with COMPARE.
9280 (tst<FP>_68881, tst<FP>_cf): Use const0_operand.
9281 (*cmpdi_internal): Name this pattern.
9282 (cmpdi): Change to define_insn.
9283 (cbranchdi4, cstoredi4, cbranchsi4, cstoresi4, cbranchhi4, cstorehi4,
9284 cbranchqi4, cstoreqi4, cbranch<FP:mode>4, cstore<FP:mode>4): New.
9285 (scc0_di, scc0_di_5200, scc_di): Use the ordered_comparison_operator
9287 (seq, sne, sgt, sgtu, slt, sltu, sge, sgeu, sle, sleu, sordered,
9288 sunordered, suneq, sunge, sungt, sunle, sunlt, sltgt): Delete
9289 (conditional_trap): Change to...
9290 (ctrapdi4, ctrapsi4, ctraphi4, ctrapqi4): ... these.
9291 (*conditional_trap): Use the ordered_comparison_operator and
9292 const1_operand predicates.
9293 * config/m68k/m68k.c (m68k_last_compare_had_fp_operands): Delete.
9294 (m68k_expand_prologue): Use ctrapsi4 instead of cmpsi+conditional_trap.
9295 (m68k_rtx_costs): Look for ZERO_EXTRACT in a COMPARE.
9296 * config/m68k/m68k.h (m68k_last_compare_had_fp_operands): Delete.
9298 * config/mcore/mcore-protos.h (arch_compare_op0, arch_compare_op1,
9299 mcore_modify_comparison, mcore_gen_compare_reg): Remove.
9300 (mcore_gen_compare): New.
9301 * config/mcore/mcore.c (arch_compare_op0, arch_compare_op1): Delete.
9302 (mcore_modify_comparison, mcore_gen_compare_reg): Fold into...
9303 (mcore_gen_compare): ... this.
9304 * config/mcore/mcore.md (cmpsi, bCC, sCC): Remove.
9305 (cbranchsi4, cstoresi4): New, using mcore_gen_compare.
9306 (stack probe pattern): Use cbranchsi4.
9308 * config/mips/predicates.md (mips_cstore_operator): New.
9309 * config/mips/mips-ps-3d.md (movv2sfcc): Do not use cmp_operands.
9310 * config/mips/mips.md (any_cond): Delete.
9311 (conditional_trap): Rename to ctrap<GPR:mode>4. Adjust predicates,
9313 (fixuns_truncdfsi2, fixuns_truncdfdi2, fixuns_truncsfsi2,
9314 fixuns_truncsfdi2): Use cbranch patterns.
9315 (cmp<GPR:mode>, cmp<SCALARF:mode>): Delete.
9316 (b<code>): Change to cbranch<GPR:mode>4 and cbranch<SCALARF:mode>4.
9317 Adjust call to mips_expand_conditional_branch.
9318 (seq, sne, slt<u>, sle<u>, sgt<u>, sge<u>): Change to
9320 * config/mips/mips-protos.h (mips_expand_conditional_branch,
9321 mips_expand_scc, mips_expand_conditional_trap): Adjust prototypes.
9322 * config/mips/mips.c (cmp_operands): Delete.
9323 (mips_emit_compare): Get comparison operands from *op0/*op1.
9324 (mips_expand_scc): Get code/op0/op1/target from operands. Assert
9325 that it succeeds. Use op0/op1 instead of cmp_operands.
9326 (mips_expand_conditional_branch, mips_expand_conditional_move,
9327 mips_expand_conditional_trap): Likewise.
9328 (mips_block_move_loop): Use cbranch patterns.
9329 * config/mips/mips.h (cmp_operands): Delete.
9331 * config/mmix/mmix.c (mmix_valid_comparison): Delete.
9332 (mmix_gen_compare_reg): Just return a register in the right CC mode.
9333 * config/mmix/mmix.h (mmix_compare_op0, mmix_compare_op1): New.
9334 * config/mmix/mmix.md (cmpdi, cmpdf): Remove.
9335 (*cmpcc_folded): Rename to...
9336 (*cmpdi_folded): this.
9337 (*cmpcc): Rename to...
9339 (movdfcc, movdicc): Adjust for new semantics of mmix_gen_compare_reg.
9342 (cbranchdf4): New. Handle invalid comparisons here.
9343 * config/mmix/predicates.md (float_comparison_operator): New.
9345 * config/mn10300/mn10300.c (mn10300_rtx_costs): Consider 0 and
9346 zero_extract to be cheap in (compare (zero_extract) (const_int 0).
9347 * config/mn10300/mn10300.md (tst): Delete.
9348 (*tst_extqisi_am33, *tst_extqisi, *tst_exthisi_am33, *tst_exthisi):
9349 Name these patterns and wrap RHS in a compare.
9350 (*cmpsi): Make this pattern private. Include tst.
9351 (*cmpsf): Make this pattern private.
9352 (and and zero_extract cc0 set): Wrap RHS in a COMPARE.
9353 (compare with zero peepholes): Likewise.
9355 (cbranchsi4, cbranchsf4): New.
9356 (casesi): Use cbranchsi4.
9358 * config/pa/pa.c (hppa_compare_op0, hppa_compare_op1,
9359 hppa_branch_type): Delete.
9360 (return_addr_rtx): Use cbranchsi4.
9361 (emit_bcond_fp): Accept all operands. Replace CODE with NE.
9362 Emit CCFPmode comparison here.
9363 (gen_cmp_fp): Delete, now part of emit_bcond_fp.
9364 * config/pa/pa.h (enum cmp_type, hppa_compare_op0, hppa_compare_op1,
9365 hppa_branch_type): Delete.
9366 * config/pa/pa.md (cmpdi, cmpsi, cmpsf, cmpdf, sCC, bCC): Delete.
9367 (movsicc, movdicc): Remove references to hppa_compare_op0,
9368 hppa_compare_op1 and compare_from_rtx.
9369 (cbranchdi4, cbranchsi4, cbranchsf4, cbranchdf4, cstoresi4): New.
9370 (casesi): Use cbranchsi4.
9372 * config/pdp11/pdp11-protos.h (output_jump): Change prototype.
9373 * config/pdp11/pdp11.c (output_jump): Embed opcodes here.
9374 * config/pdp11/pdp11.md (register_or_const0_operand): New.
9375 (cmpdf, cmphi, cmpqi): Make private. Add tst alternatives.
9376 (cmpsi, tstsi, tstdf, tsthi, tstqi): Delete.
9378 (cbranchdf4, cbranchhi4, cbranchqi4): New.
9379 (*branch, *branch_inverted): New.
9381 * config/picochip/picochip.md (cbranchhi4): Use
9382 ordered_comparison_operator.
9383 (cmphi, bCC): Remove.
9385 * config/rs6000/predicates.md (rs6000_cbranch_operator): New.
9386 (trap_comparison_operator): Delete.
9387 * config/rs6000/rs6000-protos.h (rs6000_emit_sCOND,
9388 rs6000_emit_cbranch): Accept mode and operands.
9389 * config/rs6000/rs6000.c (rs6000_compare_op0, rs6000_compare_op1,
9390 rs6000_compare_fp_p): Delete.
9391 (rs6000_generate_compare): Accept mode and comparison. Extract code
9392 and op0/op1 from there. Replace references to rs6000_compare_op0
9393 and rs6000_compare_op1.
9394 (rs6000_emit_sCOND): Adjust call to rs6000_generate_compare and
9395 extract result from passed operands.
9396 (rs6000_emit_cbranch): Adjust call to rs6000_generate_compare and
9397 extract loc from passed operands.
9398 (rs6000_emit_cmove): Likewise.
9399 * config/rs6000/rs6000.h (rs6000_compare_op0, rs6000_compare_op1,
9400 rs6000_compare_fp_p): Delete.
9401 * config/rs6000/rs6000.md (cmp<GPR>, cmp<FP>, bCC, sCC): Delete.
9402 (cbranch<GPR>4, cbranch<FP>4): New.
9403 (cstore<mode>4): New. Consolidate here all choices about when to use
9404 portable or specialized sCC sequences.
9405 (stack_protect_test): Use cbranchsi4.
9406 (conditional_trap): Replace with ctrap<GPR>4.
9407 (conditional trap insn): Replace trap_comparison_operator with
9408 ordered_comparison_operator.
9410 * config/s390/s390.c (s390_compare_op0, s390_compare_op1): Delete.
9411 (s390_emit_prologue): Use ctrap.
9412 * config/s390/s390.h (s390_compare_op0, s390_compare_op1): Delete.
9413 * config/s390/predicates.md (s390_eqne_operator, s390_scond_operator):
9414 New predicates replacing...
9415 * config/s390/s390.md (COMPARE, SCOND): ... these iterators.
9416 (cmp<GPR>, cmp<FP>, cmpcc): Delete.
9417 (trunc patterns): Use emit_cmp_and_jump_insns instead of cmp/branch.
9418 (add<mode>cc): Do not use s390_compare_op0/op1.
9419 (s<code>): Change to...
9420 (cstore<mode>4): ... this. Do not use s390_compare_op0/op1.
9422 (cstorecc4): ... this. Handle EQ or NE equally.
9423 (*sne): Un-privatize for use in cstorecc4.
9424 (b<code>): Change to...
9425 (cbranch<GPR>4, cbranch<FP>4, cbranchcc4): ... these.
9426 (conditional_trap): Replace with...
9427 (ctrap<GPR>4, ctrap<FP>4): ... these.
9428 (stack_protect): Use cbranchcc4.
9430 * config/score/score-conv.h (cmp_op0, cmp_op1): Delete.
9431 * config/score/score-protos.h (score_gen_cmp): Delete.
9432 * config/score/score.c (cmp_op0, cmp_op1, score_gen_cmp): Delete.
9433 (score_block_move-loop): Use cbranchsi4.
9434 * config/score/score.md (cbranchsi4): New.
9435 (cmpsi, bCC): Delete.
9436 * config/score/score3.c (cmp_op0, cmp_op1, score3_gen_cmp): Delete.
9437 (score3_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
9438 * config/score/score7.c (cmp_op0, cmp_op1, score7_gen_cmp): Delete.
9439 (score7_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
9440 * config/score/score3.h (score3_gen_cmp): Delete.
9441 * config/score/score7.h (score7_gen_cmp): Delete.
9443 * config/sh/sh-protos.h (prepare_scc_operands): Rename to...
9444 (sh_emit_scc_to_t): ... this. Return void.
9445 (from_compare): Rename to...
9446 (sh_emit_compare_and_branch): ... this.
9447 (sh_emit_compare_and_set): New.
9448 (sh_expand_t_scc): Accept operands.
9449 * config/sh/predicates.md (sh_float_comparison_operator): New.
9450 * config/sh/sh.c (sh_compare_op0, sh_compare_op1): Delete.
9451 (prepare_scc_operands): Rename to...
9452 (sh_emit_scc_to_t): ... this. Return void. Get op0/op1 from
9454 (sh_emit_cheap_store_flag): New.
9455 (sh_emit_set_t_insn): New.
9456 (from_compare): Rename to...
9457 (sh_emit_compare_and_branch): ... this. Accept mode. Rewrite
9458 handling of TARGET_SH2E floating point to avoid recursive call.
9459 Generate branch here.
9460 (sh_emit_compare_and_set): New.
9461 (sh_expand_t_scc): Get op0/op1 from arguments.
9462 (sh_emit_cheap_store_flag): New.
9463 * config/sh/sh.md (cbranchdi4, cbranchsi4): Include -mno-cbranchdi
9465 (cbranchdi4_i): Use an "I08" constraint instead of an "i" constraint.
9466 (cmpsi, cmpdi, cmpsf, cmpdf): Delete.
9467 (movsicc, movdicc): Do nothing when it recreated operands from
9468 sh_compare_*. Use sh_emit_cheap_store_flag. Adjust call to
9469 prepare_scc_operands (now sh_emit_scc_to_t).
9470 (udivdi3): Use cstoresi4.
9471 (beq_media, bne_media, bge_media, bgtu_media, bgeu_media, beq,
9472 bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu, bunordered): Delete.
9473 (cbranchint4_media, cbranchfp4_media): New.
9474 (casesi): Use cbranchdi4.
9475 (seq, slt, sle, sgt, sge, sgtu, sltu, sgeu, sne, sleu, sunordered):
9477 (cstore4_media, cstoresi4, cstoredi4, cstoresf4, cstoredf4): New.
9478 (movnegt): Remove second operand.
9479 (cbranchsf4, cbranchdf4): New.
9480 (stack_protect): Use cbranchdi4/cbranchsi4.
9482 * config/sparc/sparc.c (sparc_compare_op0, sparc_compare_op1): Delete.
9483 (gen_compare_reg): Accept comparison, extract part of it to...
9484 (gen_compare_reg_1): ... this.
9485 (gen_compare_operator): Delete.
9486 (gen_v9_scc): Accept separate destination, comparison code and arms.
9487 Do not use sparc_compare_op0/sparc_compare_op1.
9488 (emit_scc_insn, emit_conditional_branch_insn): New.
9489 (emit_v9_brxx): Make static. Remove useless assertion.
9490 (sparc_emit_float_lib_cmp): Return RTL instead of calling
9492 (sparc_expand_compare_and_swap_12): Use gen_compare_reg_1+cbranchcc4.
9493 * config/sparc/sparc-protos.h (gen_compare_reg,
9494 sparc_emit_float_lib_cmp): Adjust prototype.
9495 (emit_scc_insn, emit_conditional_branch_insn): New.
9496 (gen_v9_scc, emit_v9_brxx_insn, gen_compare_operator): Delete.
9497 * config/sparc/sparc.h (sparc_compare_op0, sparc_compare_op1): Delete.
9498 * config/sparc/sparc.md (P, I, F, V32, V32I, V64, V64I): Move all
9499 iterators to the top.
9500 (cmpsi, cmpdi, cmpsf, cmpdf, cmptf, seqsi_special_extend,
9501 snesi_special_extend, sCC, bCC, seqdi_special_trunc,
9502 snedi_special_trunc): Delete.
9503 (seqdi_special, snedi_special): Use expansion of seqdi_special_trunc
9504 and snedi_special_trunc.
9505 (cstoresi4, cstoredi4, cstore<F:mode>4, cbranchcc4, cbranchsi4,
9506 cbranchdi4, cbranch<F:mode>4): New.
9507 (mov<I:mode>cc, mov<F:mode>cc): Handle sparc_emit_float_lib_cmp
9508 here. Use gen_compare_reg instead of gen_compare_operator.
9509 (conditional_trap): Replace with...
9510 (ctrapsi4, ctrapdi4): ... this.
9511 (stack_protect_test): Use cbranchcc4.
9513 * config/spu/spu-protos.h (spu_emit_branch_or_set): Change second
9515 * config/spu/spu.c (spu_compare_op0, spu_compare_op1): Remove.
9516 (spu_emit_branch_or_set): Get code/op0/op1 from second argument.
9517 Change spu_compare_op0/op1 to op0/op1 throughout. Get target
9518 from operands[0] or operands[3] depending on is_set.
9519 * config/spu/spu.h (spu_compare_op0, spu_compare_op1): Remove.
9520 * config/spu/spu.md (cmp<mode:VQHSI>, cmp<mode:DTI>, cmp<mode:VSF>,
9521 cmpdf, bCC), sCC: Remove.
9522 (cbranch<mode:VQHSI>4, cbranch<mode:DTI>, cbranch<mode:VSF>4,
9523 cbranchdf4, cstore<mode:VQHSI>4, cstore<mode:DTI>, cstore<mode:VSF>4,
9525 (mov<mode>cc): Accept ordered_comparison_operator, adjust call to
9526 spu_emit_branch_or_set.
9528 * config/stormy16/stormy16-protos.h (xstormy16_emit_cbranch):
9530 * config/stormy16/stormy16.h (xstormy16_compare_op0,
9531 xstormy16_compare_op1): Delete.
9532 * config/stormy16/stormy16.c (xstormy16_compare_op0,
9533 xstormy16_compare_op1): Delete.
9534 (xstormy16_emit_cbranch): Get op0/op1 from the new arguments.
9536 * config/stormy16/stormy16.md (cbranchsi4, cbranchhi4): New.
9537 (cmphi, cmpsi, bCC): Remove.
9539 * config/v850/v850.md (tstsi, cmpsi): Fold into...
9540 (*cmpsi): ... this one.
9541 (cbranchsi4, cstoresi4): New.
9542 (bCC expanders): Delete.
9543 (sCC insns): Fold into...
9544 (*setcc): ... this one.
9545 (casesi): Do not use gen_cmpsi and gen_bgtu.
9546 (various splits): Wrap "naked" RHS of a cc0 set with COMPARE.
9547 (movsicc): Simplify.
9548 * config/v850/v850.c (v850_rtx_costs): Handle ZERO_EXTRACT in COMPARE.
9550 * config/vax/vax-protos.h (cond_name): New.
9551 (vax_output_conditional_branch): Remove.
9552 * config/vax/vax.c (cond_name): New.
9553 (vax_output_conditional_branch): Remove.
9554 * config/vax/vax.h (PRINT_OPERAND): Dispatch %c to cond_name.
9555 * config/vax/vax.md (tst<VAXint>, tst<VAXfp>): Remove.
9556 (cmp<VAXint>, cmp<VAXfp>): Privatize. Add constraints for tst.
9557 (bit<VAXint>): Wrap source with (compare).
9558 (b<code> and following unnamed pattern): Rename to *branch and
9559 *branch_reversed. Change macroization to match_operator.
9560 (cbranch<VAXint>4, cbranch<VAXfp>4): New.
9562 * config/xtensa/predicates.md (xtensa_cstoresi_operator): New.
9563 * config/xtensa/xtensa-protos.h (xtensa_expand_conditional_branch):
9564 Change last argument to machine_mode.
9565 (xtensa_expand_scc): Add machine_mode argument.
9566 * config/xtensa/xtensa.c (branch_cmp, branch_type): Remove.
9567 (gen_conditional_move, xtensa_expand_conditional_branch,
9568 xtensa_expand_scc, xtensa_expand_conditional_move): Use mode
9569 instead of branch_type, fetch cmp0/cmp1/test_code from operands[].
9570 Adjust operand numbers.
9571 * config/xtensa/xtensa.h (enum cmp_type, branch_cmp, branch_type):
9573 * config/xtensa/xtensa.md (any_cond, any_scc): Delete.
9574 (cmpsi, cmpsf, b<code>, s<code>): Delete.
9575 (cbranchsi4, cbranchsf4, cstoresi4, cstoresf4): New.
9577 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
9579 * optabs.c (prepare_cmp_insn): Temporarily disable test that
9580 causes spurious differences between trunk and cond-optab branch.
9582 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
9585 * doc/install.texi (STAGE1_TFLAGS, BUILD_CONFIG): Document.
9587 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
9589 * tree.c (iterative_hash_pointer): Delete.
9590 (iterative_hash_expr): Short-circuit handling of NULL pointer.
9591 Hash UIDs and versions of SSA names. Don't special-case built-in
9592 function declarations.
9594 2009-05-11 Ian Lance Taylor <iant@google.com>
9597 * graphite.c: Force -Wc++-compat to only be a warning before
9598 #including "cloog/cloog.h".
9600 2009-05-11 Martin Jambor <mjambor@suse.cz>
9602 * ipa-cp.c (ipcp_cloning_candidate_p): Add missing return false.
9604 2009-05-11 Jan Hubicka <jh@suse.cz>
9606 * tree-ssa-loop-ivcanon.c: Include target.h
9607 (struct loop_size): new structure.
9608 (constant_after_peeling): New predicate.
9609 (tree_estimate_loop_size): New function.
9610 (estimated_unrolled_size): Rewrite for new estimates.
9611 (try_unroll_loop_completely): Use new estimates.
9612 * Makefile.in (tree-ssa-loop-ivcanon.o): Add dependenc on target.h
9614 2009-05-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
9616 * config/spu/spu-c.c (spu_categorize_keyword): Update for recent
9617 libcpp interface change.
9618 (spu_macro_to_expand): Likewise.
9620 2009-05-11 Paolo Bonzini <bonzini@gnu.org>
9622 PR tree-optimization/40026
9623 * gimplify.c (gimplify_init_constructor): Change initial conditional
9624 to assertion. Rewrite TREE_OPERAND (*expr_p, 1) after
9625 optimize_compound_literals_in_ctor.
9627 2009-05-11 Nathan Sidwell <nathan@codesourcery.com>
9629 * config/m68k/m68k-devices.def (52274, 52277, 5301x, 5225x, 51xx):
9631 * doc/invoke.texi (M680x0 Options): Document new coldfire cpus.
9633 2009-05-11 H.J. Lu <hongjiu.lu@intel.com>
9635 * tree-vect-data-refs.c (vect_analyze_group_access): Use
9636 HOST_WIDE_INT for gap.
9638 2009-05-11 Ira Rosen <irar@il.ibm.com>
9640 PR tree-optimization/40074
9641 * tree-vect-data-refs.c (vect_analyze_group_access): Take gaps into
9642 account in group size and step comparison.
9644 2009-05-11 Richard Guenther <rguenther@suse.de>
9646 * passes.c (init_optimization_passes): Strip now incorrect comment.
9647 (execute_function_todo): Do not set PROP_alias.
9648 * tree-pass.h (PROP_alias): Remove.
9649 * tree-ssa-structalias.c (pass_build_alias): Do not provide PROP_alias.
9650 * tree-if-conv.c (pass_if_conversion): Do not require PROP_alias.
9651 * tree-nrv.c (pass_return_slot): Likewise.
9652 * tree-object-size.c (pass_object_sizes): Likewise.
9653 * tree-ssa-dom.c (pass_dominator): Likewise.
9654 (pass_phi_only_cprop): Likewise.
9655 * tree-ssa-dse.c (pass_dse): Likewise.
9656 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
9657 (pass_cselim): Likewise.
9658 * tree-ssa-pre.c (pass_pre): Likewise.
9659 (pass_fre): Likewise.
9660 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
9661 * tree-ssa-sink.c (pass_sink_code): Likewise.
9662 * tree-stdarg.c (pass_stdarg): Likewise.
9663 * tree-tailcall.c (pass_tail_calls): Likewise.
9664 * tree-vrp.c (pass_vrp): Likewise.
9666 2009-05-10 Ian Lance Taylor <iant@google.com>
9668 * basic-block.h (enum profile_status): Break out of struct
9670 * cgraph.h (struct inline_summary): Break out of struct
9672 * cgraphunit.c (enum cgraph_order_sort_kind): New enum, broken out
9673 of struct cgraph_order_sort.
9674 * combine.c (enum undo_kind): New enum, broken out of struct undo.
9675 * cse.c (struct branch_path): Break out of struct
9676 cse_basic_block_data.
9677 * except.h (enum eh_region_type): Break out of struct eh_region.
9678 * gcc.c (enum add_del): Break out of struct modify_target.
9679 * genrecog.c (enum decision_type): Break out of struct decision_test.
9680 * ggc-page.c (struct ggc_pch_ondisk): Break out of struct
9682 * matrix-reorg.c (struct free_info): Break out of struct matrix_info.
9683 * regmove.c (enum match_use): New enum, broken out of struct match.
9684 * sched-int.h (enum post_call_group): New enum, broken out of
9686 (struct deps_reg): Break out of struct deps.
9687 * target.h (struct asm_int_op): Break out of struct gcc_target.
9688 * tree-eh.c (struct goto_queue_node): Break out of struct
9690 * tree-inline.h (enum copy_body_cge_which): Break out of
9692 * tree-pass.h (enum opt_pass_type): Break out of struct opt_pass.
9694 * c-decl.c (in_struct, struct_types): New static variables.
9695 (pushtag): Add loc parameter. Change all callers.
9696 (lookup_tag): Add ploc parameter. Change all callers.
9697 (check_compound_literal_type): New function.
9698 (parser_xref_tag): Add loc parameter. Change all callers. If
9699 -Wc++-compat, warn about struct/union/enum types defined within a
9701 (start_struct): Add enclosing_in_struct, enclosing_struct_types,
9702 and loc parameters. Change all callers. Change error calls to
9703 error_at, using loc. For a redefinition, if the location of the
9704 original definition is known, report it. Set in_struct and
9705 struct_types. If -Wc++-compat warn if in sizeof, typeof, or alignof.
9706 (finish_struct): Add new parameters enclosing_in_struct and
9707 enclosing_struct_types. Change all callers. Set
9708 C_TYPE_DEFINED_IN_STRUCT for all struct/union/enum types defined
9709 in the struct. If in a struct, add this struct to struct_types.
9710 (start_enum): Add loc parameter. Change all callers. Use
9711 error_at for errors, using loc. For a redefinition, if the
9712 location of the original definition is known, report it. If in a
9713 struct, add this enum type to struct_types. If -Wc++-compat warn
9714 if in sizeof, typeof, or alignof.
9715 * c-parser.c (disable_extension_diagnostics): Disable -Wc++-compat.
9716 (enable_extension_diagnostics): Reenable -Wc++-compat if appropriate.
9717 (c_parser_enum_specifier): Get enum location for start_enum.
9718 (c_parser_struct_or_union_specifier): Get struct location for
9719 start_struct. Save in_struct and struct_types status between
9720 start_struct and finish_struct.
9721 (c_parser_cast_expression): Get location of cast.
9722 (c_parser_alignof_expression): Get location of type.
9723 (c_parser_postfix_expression): Likewise.
9724 (c_parser_postfix_expression_after_paren_type): Add type_loc
9725 parameter. Change all callers. Call check_compound_literal_type.
9726 Use type_loc for error about variable size type.
9727 * c-typeck.c (build_external_ref): If -Wc++-compat, warn about a use
9728 of an enum constant from an enum type defined in a struct or union.
9729 (c_cast_expr): Add loc parameter. Change all callers. If
9730 -Wc++-compat, warn about defining a type in a cast.
9731 * c-tree.h (C_TYPE_DEFINED_IN_STRUCT): Define.
9732 (start_enum, start_struct, finish_struct): Update declarations.
9733 (parser_xref_tag, c_cast_expr): Update declarations.
9734 (check_compound_literal_type): Declare.
9736 2009-05-11 Ben Elliston <bje@au.ibm.com>
9738 * config/rs6000/rs6000-c.c (altivec_categorize_keyword): Update
9739 for recent libcpp interface change.
9740 (rs6000_macro_to_expand): Likewise.
9742 2009-05-10 Michael Matz <matz@suse.de>
9745 * config/arm/arm.c (require_pic_register): Emit on entry edge,
9746 not at entry of function.
9748 2009-05-10 Richard Guenther <rguenther@suse.de>
9750 PR tree-optimization/40081
9752 * tree-sra.c (instantiate_element): Instantiate scalar replacements
9753 using the main variant of the element type. Do not fiddle with
9754 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
9756 * tree-sra.c (sra_type_can_be_decomposed_p): Do not decompose
9757 structs with volatile fields.
9759 2009-05-10 Jan Hubicka <jh@suse.cz>
9761 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Declare.
9762 (estimate_move_cost): Assert that it does not get called for
9764 (estimate_num_insns): Skip VOID types in argument handling.
9765 (optimize_inline_calls): Delete unreachable blocks and verify that
9768 2009-05-10 Jan Hubicka <jh@suse.cz>
9770 * cgraphbuild.c (record_reference): Use cgraph_mark_address_taken_node.
9771 * cgraph.c (cgraph_mark_address_taken_node): New function.
9772 (dump_cgraph_node): Dump new flag.
9773 * cgraph.h (struct cgraph_node): Add address_taken.
9774 (cgraph_mark_address_taken_node): New function.
9775 * ipa.c (cgraph_postorder): Prioritize functions with address taken
9776 since new direct calls can be born.
9778 2009-05-10 Joseph Myers <joseph@codesourcery.com>
9780 * c-lex.c (c_lex_with_flags): Expect cpp_hashnode in
9783 2009-05-10 Jan Hubicka <jh@suse.cz>
9786 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Take old_call
9788 (cgraph_update_edges_for_call_stmt): Take old_decl argument.
9789 * cgraph.h (cgraph_update_edges_for_call_stmt): Update prototype.
9790 * tree-inline.c (copy_bb): Set frequency correctly.
9791 (fold_marked_statements): Update call to
9792 cgraph_update_edges_for_call_stmt.
9794 2009-05-10 Joseph Myers <joseph@codesourcery.com>
9796 * config/arc/arc.c (arc_handle_interrupt_attribute): Use %qE for
9797 identifiers in diagnostics.
9798 * config/arm/arm.c (arm_handle_fndecl_attribute,
9799 arm_handle_isr_attribute): Likewise.
9800 * config/avr/avr.c (avr_handle_progmem_attribute,
9801 avr_handle_fndecl_attribute, avr_handle_fntype_attribute): Likewise.
9802 * config/bfin/bfin.c (handle_int_attribute,
9803 bfin_handle_longcall_attribute, bfin_handle_l1_text_attribute,
9804 bfin_handle_l1_data_attribute, bfin_handle_longcall_attribute,
9805 bfin_handle_l1_text_attribute, bfin_handle_l1_data_attribute):
9807 * config/darwin.c (darwin_handle_kext_attribute,
9808 darwin_handle_weak_import_attribute): Likewise.
9809 * config/h8300/h8300.c (h8300_handle_fndecl_attribute,
9810 h8300_handle_eightbit_data_attribute,
9811 h8300_handle_tiny_data_attribute): Likewise.
9812 * config/i386/i386.c (ix86_handle_cconv_attribute,
9813 ix86_handle_abi_attribute, ix86_handle_struct_attribute): Likewise.
9814 * config/i386/winnt.c (ix86_handle_shared_attribute,
9815 ix86_handle_selectany_attribute): Likewise.
9816 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
9817 * config/m32c/m32c.c (function_vector_handler): Likewise.
9818 * config/m68hc11/m68hc11.c (m68hc11_handle_page0_attribute,
9819 m68hc11_handle_fntype_attribute): Likewise.
9820 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
9821 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
9822 * config/mips/mips.c (mips_insert_attributes,
9823 mips_merge_decl_attributes, mips_expand_builtin): Likewise.
9824 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute,
9825 rs6000_handle_struct_attribute): Likewise.
9826 * config/sh/sh.c (sh_insert_attributes,
9827 sh_handle_resbank_handler_attribute,
9828 sh_handle_interrupt_handler_attribute,
9829 sh2a_handle_function_vector_handler_attribute,
9830 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
9832 * config/sh/symbian.c (sh_symbian_mark_dllimport): Likewise.
9833 * config/spu/spu.c (spu_handle_fndecl_attribute,
9834 spu_handle_vector_attribute): Likewise.
9835 * config/stormy16/stormy16.c
9836 (xstormy16_handle_interrupt_attribute): Likewise.
9837 * config/v850/v850-c.c (ghs_pragma_section): Likewise.
9838 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
9840 2009-05-10 Joseph Myers <joseph@codesourcery.com>
9842 * pretty-print.h (struct pretty_print_info): Add translate_identifiers.
9843 (pp_translate_identifiers): New.
9844 (pp_identifier): Only conditionally translate identifier to locale
9846 * pretty-print.c (pp_construct): Set pp_translate_identifiers.
9847 (pp_base_tree_identifier): Only conditionally translate identifier
9848 to locale character set.
9849 * c-pretty-print.c (M_): Define.
9850 (pp_c_type_specifier, pp_c_primary_expression): Mark English
9851 fragments for conditional translation with M_.
9852 * tree-pretty-print.c (maybe_init_pretty_print): Disable
9853 identifier translation.
9855 2009-05-10 Richard Guenther <rguenther@suse.de>
9857 PR tree-optimization/40081
9858 * tree-sra.c (instantiate_element): Instantiate scalar replacements
9859 using the main variant of the element type. Do not fiddle with
9860 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
9862 2009-05-09 Jan Hubicka <jh@suse.cz>
9865 * cgraphunit.c (cgraph_materialize_all_clones): Do not redirect
9866 indirect calls; verify cgraph afterwards.
9868 2009-05-09 Jan Hubicka <jh@suse.cz>
9871 * ipa.c (update_inlined_to_pointer): New function.
9872 (cgraph_remove_unreachable_nodes): Use it.
9874 2009-05-09 Jan Hubicka <jh@suse.cz>
9876 * tree-eh.c (struct leh_state): Remove prev_try.
9877 (lower_try_finally, lower_catch, lower_eh_filter, lower_cleanup): Do
9879 * except.c (gen_eh_region_cleanup, duplicate_eh_regions,
9880 copy_eh_region_1, copy_eh_region, redirect_eh_edge_to_label,
9881 remove_eh_handler_and_replace, foreach_reachable_handler,
9882 verify_eh_region, verify_eh_tree): Remove tracking of prev_try pointer.
9883 * except.h (struct eh_region): Remove eh_region_u_cleanup.
9884 (gen_eh_region_cleanup): Update prototype.
9886 2009-05-09 Jan Hubicka <jh@suse.cz>
9889 * except.c (copy_eh_region): Always set prev_try.
9890 (redirect_eh_edge_to_label): Find outer try.
9891 (foreach_reachable_handler): When looking for prev try
9892 handle case where previous try is not going to be taken.
9894 2009-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
9896 PR tree-optimization/40049
9897 * tree-vect-stmts.c (vectorizable_operation): If the machine has
9898 only vector/vector shifts, convert the type of the constant to the
9899 appropriate type to avoid building incorrect trees, which
9900 eventually have problems with garbage collection.
9902 2009-05-08 Joseph Myers <joseph@codesourcery.com>
9904 * fold-const.c (fold_binary): Do not fold multiplication by 1 or
9905 -1 for complex floating-point types if honoring signed zeros.
9907 2009-05-08 Jan Hubicka <jh@suse.cz>
9909 * cgraphbuild.c (compute_call_stmt_bb_frequency): Accept function
9910 argument; handle correctly when profile is absent.
9911 (build_cgraph_edges): Update.
9912 (rebuild_cgraph_edges): Update.
9913 * cgraph.c: Do not include varray.h.
9914 (cgraph_set_call_stmt_including_clones): New function.
9915 (cgraph_create_edge_including_clones): Likewise
9916 (cgraph_update_edges_for_call_stmt_node): New static cfunction.
9917 (cgraph_update_edges_for_call_stmt): Handle clones.
9918 (cgraph_remove_node): Handle clone tree.
9919 (cgraph_remove_node_and_inline_clones): New function.
9920 (dump_cgraph_node): Dump clone tree.
9921 (cgraph_clone_node): Handle clone tree.
9922 (clone_function_name): Bring here from tree-inline.c.
9923 (cgraph_create_virtual_clone): New function.
9924 * cgraph.h (ipa_replace_map): Move here from ipa.h.
9925 (cgraph_clone_info): New function.
9926 (strut cgraph_node): Add clone_info and new clone tree pointers.
9927 (cgraph_remove_node_and_inline_clones,
9928 cgraph_set_call_stmt_including_clones,
9929 cgraph_create_edge_including_clones,
9930 cgraph_create_virtual_clone): Declare.
9931 (cgraph_function_versioning): Use VEC argument.
9932 (compute_call_stmt_bb_frequency): Update prototype.
9933 (cgraph_materialize_all_clones): New function.
9934 * ipa-cp.c (ipcp_update_cloned_node): Remove.
9935 (ipcp_create_replace_map): Update to VECtors.
9936 (ipcp_update_callgraph): Use virtual clones.
9937 (ipcp_update_bb_counts, ipcp_update_edges_counts): Remove.
9938 (ipcp_update_profiling): Do not update local profiling.
9939 (ipcp_insert_stage): Use VECtors and virtual clones.
9940 * cgraphunit.c (verify_cgraph_node): Verify clone tree.
9941 (clone_of_p): New function.
9942 (cgraph_preserve_function_body_p): Use clone tree.
9943 (cgraph_optimize): Materialize clones.
9944 (cgraph_function_versioning): Update for VECtors.
9945 (save_inline_function_body): Use clone tree.
9946 (cgraph_materialize_clone): New function.
9947 (cgraph_materialize_all_clones): Likewise.
9948 * ipa-inline.c (cgraph_default_inline_p): Use analyzed flags.
9949 * ipa.c: Include gimple.h.
9950 (cgraph_remove_unreachable_nodes): Use clone tree.
9951 * ipa-prop.c (ipa_note_param_call): Update call to
9952 compute_call_stmt_bb_frequencycall.
9953 * ipa-prop.h (ipa_replace_map): Move to cgraph.h.
9954 * tree-inline.c: Do not include varray.h or gt-tree-inline.h.
9955 (copy_bb): Handle updating of clone tree; add new edge when new call
9957 (expand_call_inline): Be strict about every call having edge.
9958 (clone_fn_id_num, clone_function_name): Move to cgraph.c.
9959 (delete_unreachable_blocks_update_callgraph): New function.
9960 (tree_function_versioning): Use VECtors; always remove unreachable
9961 blocks and fold conditionals.
9962 * tree-inline.h: Do not include varray.h.
9963 (tree_function_versioning): Remove.
9964 * Makefile.in (GTFILES): Remove tree-inline.c
9965 * passes.c (do_per_function): Do only functions having body.
9966 * ipa-struct-reorg.c (do_reorg_1, collect_data_accesses): Handle clone
9969 2009-05-08 H.J. Lu <hongjiu.lu@intel.com>
9970 Andrew Morrow <acm@google.com>
9973 * c-common.c (c_common_attribute_table): Permit deprecated
9974 attribute to take an optional argument.
9975 (handle_deprecated_attribute): If the optional argument to
9976 __attribute__((deprecated)) is not a string ignore the attribute
9979 * c-decl.c (grokdeclarator): Updated warn_deprecated_use call.
9980 * c-typeck.c (build_component_ref): Likewise.
9981 (build_external_ref): Likewise.
9983 * toplev.c (warn_deprecated_use): Add an attribute argument.
9984 Emit the message associated with __attribute__((deprecated)).
9986 * toplev.h (warn_deprecated_use): Updated.
9988 * doc/extend.texi: Document new optional parameter to
9989 __attribute__((deprecated))
9991 2009-05-08 Michael Eager <eager@eagercon.com>
9993 * config/rs6000/rs6000.md (*movdf_softfloat32): replace
9994 !TARGET_DOUBLE_FLOAT with TARGET_SINGLE_FLOAT.
9996 2009-05-08 Richard Guenther <rguenther@suse.de>
9998 PR tree-optimization/40062
9999 * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
10000 Avoid exponential behavior.
10002 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
10004 PR rtl-optimization/33928
10006 * fwprop.c (use_def_ref, get_def_for_use, bitmap_only_bit_bitween,
10007 process_uses, build_single_def_use_links): New.
10008 (update_df): Update use_def_ref.
10009 (forward_propagate_into): Use get_def_for_use instead of use-def
10011 (fwprop_init): Call build_single_def_use_links and let it initialize
10013 (fwprop_done): Free use_def_ref.
10014 (fwprop_addr): Eliminate duplicate call to df_set_flags.
10015 * df-problems.c (df_rd_simulate_artificial_defs_at_top,
10016 df_rd_simulate_one_insn): New.
10017 (df_rd_bb_local_compute_process_def): Update head comment.
10018 (df_chain_create_bb): Use the new RD simulation functions.
10019 * df.h (df_rd_simulate_artificial_defs_at_top,
10020 df_rd_simulate_one_insn): New.
10021 * opts.c (decode_options): Enable fwprop at -O1.
10022 * doc/invoke.texi (-fforward-propagate): Document this.
10024 2009-05-08 Joseph Myers <joseph@codesourcery.com>
10027 * c-typeck.c (build_binary_op): Handle arithmetic between one real
10028 and one complex operand specially.
10029 * tree-complex.c (some_nonzerop): Do not identify a real value as
10030 zero if flag_signed_zeros.
10032 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
10034 PR rtl-optimization/33928
10035 * loop-invariant.c (record_use): Fix && vs. || mishap.
10037 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
10039 PR rtl-optimization/33928
10040 * loop-invariant.c (struct use): Add addr_use_p.
10041 (struct def): Add n_addr_uses.
10042 (struct invariant): Add cheap_address.
10043 (create_new_invariant): Set cheap_address.
10044 (record_use): Accept df_ref. Set addr_use_p and update n_addr_uses.
10045 (record_uses): Pass df_ref to record_use.
10046 (get_inv_cost): Do not add inv->cost to comp_cost for cheap addresses
10049 2009-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
10051 * config/sh/sh.c: Do not include c-pragma.h.
10053 2009-05-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
10055 * config/spu/spu.c: Remove include of c-common.h.
10057 2009-05-07 Janis Johnson <janis187@us.ibm.com>
10060 * c-common.h (mark_valid_location_for_stdc_pragma,
10061 valid_location_for_stdc_pragma_p, set_float_const_decimal64,
10062 clear_float_const_decimal64, float_const_decimal64_p): New.
10063 * c.opt (Wunsuffixed-float-constants): New.
10064 * c-lex.c (interpret_float): Use pragma FLOAT_CONST_DECIMAL64 for
10065 unsuffixed float constant, handle new warning.
10066 * c-cppbuiltin.c (c_cpp_builtins): Use cast for double constants.
10067 * c-decl.c (c_scope): New flag float_const_decimal64.
10068 (set_float_const_decimal64, clear_float_const_decimal64,
10069 float_const_decimal64_p): New.
10070 (push_scope): Set new flag.
10071 * c-parser.c (c_parser_translation_unit): Mark when it's valid
10072 to use STDC pragmas.
10073 (c_parser_external_declaration): Ditto.
10074 (c_parser_compound_statement_nostart): Ditto.
10075 * c-pragma.c (valid_location_for_stdc_pragma,
10076 mark_valid_location_for_stdc_pragma,
10077 valid_location_for_stdc_pragma_p, handle_stdc_pragma,
10078 handle_pragma_float_const_decimal64): New.
10079 (init_pragma): Register new pragma FLOAT_CONST_DECIMAL64.
10080 * cp/semantics.c (valid_location_for_stdc_pragma_p,
10081 set_float_const_decimal64, clear_float_const_decimal64,
10082 float_const_decimal64_p): New dummy functions.
10083 * doc/extend.texi (Decimal Float): Remove statement that the
10084 pragma, and suffix for double constants, are not supported.
10085 * doc/invoke.texi (Warning Options): List new option.
10086 (-Wunsuffixed-float-constants): New.
10088 2009-05-08 Steven Bosscher <steven@gcc.gnu.org>
10090 * config/i386/i386.c: Do not include c-common.h.
10092 2009-05-07 Mark Heffernan <meheff@google.com>
10094 * doc/invoke.texi (Debugging Options): Document change of debugging
10096 * opts.c (decode_options): Make dump_base_name relative to
10097 aux_base_name directory.
10099 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
10101 * config/picochip/picochip.h (NO_DOLLAR_IN_LABEL): Added.
10102 * config/picochip/libgccExtras/divmod15.asm : Removed redefiniton.
10104 2009-05-07 Rafael Avila de Espindola <espindola@google.com>
10106 * Makefile.in (install-plugin): Simplify a bit.
10108 2009-05-07 Paolo Bonzini <bonzini@gnu.org>
10110 * Makefile.in (OBJS-common): Add regcprop.o.
10112 * timevar.def (TV_CPROP_REGISTERS): New.
10113 * regrename.c (regrename_optimize): Return 0.
10114 (rest_of_handle_regrename): Delete.
10115 (pass_rename_registers): Point to regrename_optimize.
10116 (struct value_data_entry, struct value_data,
10117 kill_value_one_regno, kill_value_regno, kill_value,
10118 set_value_regno, init_value_data, kill_clobbered_value,
10119 kill_set_value, kill_autoinc_value, copy_value,
10120 mode_change_ok, maybe_mode_change, find_oldest_value_reg,
10121 replace_oldest_value_reg, replace_oldest_value_addr,
10122 replace_oldest_value_mem, copyprop_hardreg_forward_1,
10123 debug_value_data, validate_value_data): Move...
10124 * regcprop.c: ... here.
10125 (rest_of_handle_cprop): Delete.
10126 (pass_cprop_hardreg): Point to copyprop_hardreg_forward.
10128 2009-05-07 Jakub Jelinek <jakub@redhat.com>
10130 PR middle-end/40057
10131 * dojump.c (prefer_and_bit_test): Use immed_double_const instead of
10132 GEN_INT for 1 << bitnum.
10133 (do_jump) <case BIT_AND_EXPR>: Use build_int_cst_wide_type instead of
10134 build_int_cst_type.
10136 2009-05-07 Uros Bizjak <ubizjak@gmail.com>
10138 * doc/md.texi (Standard Pattern Names For Generation) [sync_nand]:
10139 Remove wrong description of "nand" operation.
10141 2009-05-06 Richard Guenther <rguenther@suse.de>
10142 Adam Nemet <anemet@caviumnetworks.com>
10144 * gimple.def (GIMPLE_ASSIGN): Fix incorrect information in the
10145 comment. Add that if LHS is not a gimple register, then RHS1 has
10146 to be a single object (GIMPLE_SINGLE_RHS).
10148 2009-05-06 Adam Nemet <anemet@caviumnetworks.com>
10150 * expr.c (get_def_for_expr): Move it up in the file.
10151 (store_field): When expanding a bit-field store, look at the
10152 defining gimple stmt for the masking conversion.
10154 2009-05-06 Janis Johnson <janis187@us.ibm.com>
10156 PR middle-end/39986
10157 * dfp.c (encode_decimal32, decode_decimal32, encode_decimal64,
10158 decode_decimal64, encode_decimal128, decode_decimal128): Avoid
10159 32-bit memcpy into long.
10161 2009-05-06 Jakub Jelinek <jakub@redhat.com>
10163 * dwarf2out.c (new_reg_loc_descr): Don't ever create DW_OP_regX.
10164 (one_reg_loc_descriptor): Create DW_OP_regX here instead of calling
10166 (loc_by_reference): If loc is DW_OP_regX, change it into DW_OP_bregX 0
10167 instead of appending DW_OP_deref*.
10169 2009-05-06 Michael Matz <matz@suse.de>
10171 PR middle-end/40021
10172 * cfgexpand.c (maybe_cleanup_end_of_block): New static function.
10173 (expand_gimple_cond): Use it to cleanup CFG and superfluous jumps.
10175 2009-05-06 Rafael Avila de Espindola <espindola@google.com>
10177 * Makefile.in (install-plugin): Fix srcdir handling.
10179 2009-05-06 Andrey Belevantsev <abel@ispras.ru>
10181 * tree-ssa.c (execute_update_address_taken): Handle TARGET_MEM_REF
10182 when processing for not_regs_needed bitmap.
10183 * gimple.c (walk_stmt_load_store_addr_ops): When visiting address,
10184 handle TARGET_MEM_REF in lhs. Check TMR_BASE for NULL while
10185 handling it for rhs.
10187 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
10189 * config/i386/i386.md (unnamed inc/dec peephole): Use
10190 optimize_insn_for_size_p instead of optimize_size.
10191 * config/i386/predicates.md (incdec_operand): Likewise.
10192 (aligned_operand): Likewise.
10193 * config/i386/sse.md (divv8sf3): Likewise.
10194 (sqrtv8sf2): Likewise.
10196 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
10198 * config/i386/i386.c (ix86_build_signbit_mask): Make it static.
10200 * config/i386/i386-protos.h (ix86_build_signbit_mask): Removed.
10202 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
10204 * config/i386/i386.md (*avx_<code><mode>3_finite): Replace
10205 ssemodesuffixf2c with avxmodesuffixf2c.
10207 2009-05-06 Joseph Myers <joseph@codesourcery.com>
10210 * c-decl.c (grokdeclarator): Handle incomplete type of unnamed field.
10212 2009-05-05 Jakub Jelinek <jakub@redhat.com>
10214 * tree.h: Remove DECL_BY_REFERENCE from private_flag comment.
10215 (struct tree_base): Adjust spacing for 8 bit boundaries.
10216 (struct tree_decl_common): Add decl_by_reference_flag bit.
10217 (DECL_BY_REFERENCE): Adjust.
10218 * print-tree.c (print_node): For VAR_DECL, PARM_DECL or RESULT_DECL,
10219 print DECL_BY_REFERENCE bit.
10220 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Revert last change.
10221 * dwarf2out.c (loc_by_reference, gen_decl_die): Check
10222 DECL_BY_REFERENCE for all VAR_DECLs, not just non-static ones.
10223 (gen_variable_die): Likewise. Check TREE_PRIVATE/TREE_PROTECTED
10226 PR middle-end/39666
10227 * gimplify.c (gimplify_switch_expr): If case labels cover the whole
10228 range of the type, but default label is missing, add it with one
10229 of the existing labels instead of adding a new label for it.
10231 2009-05-05 Joseph Myers <joseph@codesourcery.com>
10235 2009-05-05 Rafael Avila de Espindola <espindola@google.com>
10237 * Makefile.in (enable_plugin, plugin_includedir): New.
10238 (install): Depend on install-plugin.
10239 (PLUGIN_HEADERS): New.
10240 (install-plugin): New.
10241 * config.gcc: Add vxworks-dummy.h to tm_file for x86 and x86-64.
10243 2009-05-05 Richard Guenther <rguenther@suse.de>
10245 PR tree-optimization/40022
10246 * tree-ssa-phiprop.c (struct phiprop_d): Exchange vop_stmt for
10248 (phivn_valid_p): Fix tuplification error, simplify.
10249 (phiprop_insert_phi): Add dumps.
10250 (propagate_with_phi): Simplify.
10252 2009-05-05 Richard Guenther <rguenther@suse.de>
10254 PR middle-end/40023
10255 * builtins.c (gimplify_va_arg_expr): Properly build the address.
10257 2009-05-05 Shujing Zhao <pearly.zhao@oracle.com>
10259 * tree.h (strip_float_extensions): Remove duplicate declaration.
10260 (build_low_bits_mask, debug_fold_checksum, expand_function_end,
10261 expand_function_start, stack_protect_prologue, stack_protect_epilogue,
10262 block_ultimate_origin): Rearrange the declarations line to match the
10263 comment that indicates the .c file which the functions are defined.
10264 (dwarf2out_*, set_decl_rtl): Add comment.
10265 (get_base_address): Adjust comment.
10266 (change_decl_assembler_name, maybe_fold_*, build_addr): Rearrange the
10267 declarations line and add comment.
10268 (is_builtin_name): Add blank after function name, for clarity.
10270 2009-05-04 Joseph Myers <joseph@codesourcery.com>
10272 * attribs.c (decl_attributes): Use %qE for identifiers in
10274 * cgraphunit.c (verify_cgraph_node): Translate function names to
10275 locale character set in diagnostics.
10276 * coverage.c (get_coverage_counts): Use %qE for identifiers in
10278 * doc/invoke.texi (-finstrument-functions-exclude-function-list):
10279 Document that functions are named in UTF-8.
10280 * expr.c (expand_expr_real_1): Translate function names to locale
10281 character set in diagnostics.
10282 * gimplify.c (omp_notice_variable, omp_is_private,
10283 gimplify_scan_omp_clauses): Use %qE for identifiers in
10285 * langhooks.c (lhd_print_error_function): Translate function names
10286 to locale character set.
10287 * langhooks.h (decl_printable_name): Document that return value is
10288 in internal character set.
10289 * stmt.c: Include pretty-print.h
10290 (tree_conflicts_with_clobbers_p): Use %qE for identifiers in
10292 (resolve_operand_name_1): Translate named operand name to locale
10294 * stor-layout.c (finalize_record_size): Use %qE for identifiers in
10296 * toplev.c (announce_function): Translate function names to locale
10298 (warn_deprecated_use): Use %qE for identifiers in diagnostics.
10299 (default_tree_printer): Use pp_identifier or translate identifiers
10300 to locale character set. Mark "<anonymous>" for translation.
10301 * tree-mudflap.c (mx_register_decls, mudflap_finish_file): Use %qE
10302 for identifiers in diagnostics.
10303 * tree.c (handle_dll_attribute): Use %qE for identifiers in
10305 * varasm.c (output_constructor): Use %qE for identifiers in
10308 2009-05-04 Rafael Avila de Espindola <espindola@google.com>
10310 * configure.ac: use ` ` instead of $()
10311 * configure: Regenerate.
10313 2009-05-05 Ben Elliston <bje@au.ibm.com>
10315 * config/pa/linux-atomic.c: Eliminate conditional include of
10316 errno.h on non-LP64 systems to simplify build requirements.
10318 2009-05-04 Joseph Myers <joseph@codesourcery.com>
10320 * c-common.c (handle_mode_attribute): Use %qE for identifiers in
10322 * c-decl.c (check_bitfield_type_and_width): Make orig_name a tree
10323 and pass value to identifier_to_locale.
10324 (warn_variable_length_array): Make name a tree.
10325 (grokdeclarator): Separate diagnostic texts for named and unnamed
10326 declarators. Use %qE for named declarators.
10327 * c-parser.c (c_lex_one_token): Use %qE for identifiers in
10329 * c-pragma.c (pop_alignment, handle_pragma_pack): Use %qE for
10330 identifiers in diagnostics.
10331 * c-typeck.c (push_member_name, start_init): Pass identifiers to
10332 identifier_to_locale. Mark "anonymous" strings for translation.
10334 2009-05-04 Michael Eager <eager@eagercon.com>
10336 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow
10337 address for DImode/DFmode only if double-precision FP regs.
10339 2009-05-04 Michael Eager <eager@eagercon.com>
10341 * config/rs6000/rs6000.c (rs6000_libcall_value): Add
10342 TARGET_SINGLE_FLOAT check.
10344 2009-05-04 Michael Eager <eager@eagercon.com>
10346 * config/rs6000/xilinx.h: Add CPP_SPEC for -mxilinx-fpu options.
10348 2009-05-04 Michael Eager <eager@eagercon.com>
10350 * gcc/config.gcc: (powerpc-xilinx-eabi*): Add tm t-xilinx
10351 * config/rs6000/t-xilinx: New
10353 2009-05-04 Paolo Bonzini <bonzini@gnu.org>
10355 * doc/tm.texi (LEGITIMIZE_ADDRESS): Revise documentation.
10356 * gcc/defaults.h (LEGITIMIZE_ADDRESS): Delete.
10357 * gcc/explow.c (memory_address): Use target hook.
10358 * gcc/targhooks.c (default_legitimize_address): New.
10359 * gcc/targhooks.h (default_legitimize_address): New.
10360 * gcc/target.h (legitimize_address): New.
10361 * gcc/target-def.h (TARGET_LEGITIMIZE_ADDRESS): New.
10362 (TARGET_INITIALIZER): Include it.
10363 * gcc/system.h (LEGITIMIZE_ADDRESS): Poison.
10365 * config/bfin/bfin-protos.h (legitimize_address): Remove.
10366 * config/bfin/bfin.c (legitimize_address): Remove.
10367 * config/bfin/bfin.h (LEGITIMIZE_ADDRESS): Remove.
10368 * config/m68hc11/m68hc11-protos.h (m68hc11_legitimize_address):
10370 * config/m68hc11/m68hc11.c (m68hc11_legitimize_address): Remove.
10371 * config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Remove.
10373 * gcc/config/arm/arm.h (LEGITIMIZE_ADDRESS, ARM_LEGITIMIZE_ADDRESS,
10374 THUMB_LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS): Delete.
10375 * gcc/config/s390/s390.h (LEGITIMIZE_ADDRESS): Delete.
10376 * gcc/config/m32c/m32c.h (LEGITIMIZE_ADDRESS): Delete.
10377 * gcc/config/sparc/sparc.h (LEGITIMIZE_ADDRESS): Delete.
10378 * gcc/config/m32r/m32r.h (LEGITIMIZE_ADDRESS): Delete.
10379 * gcc/config/i386/i386.h (LEGITIMIZE_ADDRESS): Delete.
10380 * gcc/config/sh/sh.h (LEGITIMIZE_ADDRESS): Delete.
10381 * gcc/config/avr/avr.h (LEGITIMIZE_ADDRESS): Delete.
10382 * gcc/config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Delete.
10383 * gcc/config/iq2000/iq2000.h (LEGITIMIZE_ADDRESS): Delete.
10384 * gcc/config/mn10300/mn10300.h (LEGITIMIZE_ADDRESS): Delete.
10385 * gcc/config/m68k/m68k.h (LEGITIMIZE_ADDRESS): Delete.
10386 * gcc/config/score/score.h (LEGITIMIZE_ADDRESS): Delete.
10387 * gcc/config/pa/pa.h (LEGITIMIZE_ADDRESS): Delete.
10388 * gcc/config/mips/mips.h (LEGITIMIZE_ADDRESS): Delete.
10389 * gcc/config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Delete.
10390 * gcc/config/frv/frv.h (LEGITIMIZE_ADDRESS): Delete.
10391 * gcc/config/spu/spu.h (LEGITIMIZE_ADDRESS): Delete.
10392 * gcc/config/xtensa/xtensa.h (LEGITIMIZE_ADDRESS): Delete.
10393 * gcc/config/cris/cris.h (LEGITIMIZE_ADDRESS): Delete.
10394 * gcc/config/rs6000/rs6000.h (LEGITIMIZE_ADDRESS): Delete.
10395 * gcc/config/picochip/picochip.h (LEGITIMIZE_ADDRESS): Delete.
10397 * gcc/config/s390/s390-protos.h (legitimize_address): Delete.
10398 * gcc/config/m32c/m32c-protos.h (m32c_legitimize_address): Delete.
10399 * gcc/config/sparc/sparc-protos.h (legitimize_address): Delete.
10400 * gcc/config/i386/i386-protos.h (legitimize_address): Delete.
10401 * gcc/config/avr/avr-protos.h (legitimize_address): Delete.
10402 * gcc/config/mn10300/mn10300-protos.h (legitimize_address): Delete.
10403 * gcc/config/score/score-protos.h (score_legitimize_address): Delete.
10404 * gcc/config/arm/arm-protos.h (arm_legitimize_address,
10405 (thumb_legitimize_address): Delete.
10406 * gcc/config/pa/pa-protos.h (hppa_legitimize_address): Delete.
10407 * gcc/config/mips/mips-protos.h (mips_legitimize_address): Delete.
10408 * gcc/config/alpha/alpha-protos.h (alpha_legitimize_address): Delete.
10409 * gcc/config/frv/frv-protos.h (frv_legitimize_address): Delete.
10410 * gcc/config/spu/spu-protos.h (spu_legitimize_address): Delete.
10411 * gcc/config/xtensa/xtensa-protos.h (xtensa_legitimize_address):
10413 * gcc/config/rs6000/rs6000-protos.h (rs6000_legitimize_address):
10416 * config/arm/arm.c (arm_legitimize_address): Maybe call Thumb version.
10417 * config/m32c/m32c.c (m32c_legitimize_address): Standardize.
10418 * config/m32r/m32r.c (m32r_legitimize_address): New.
10419 * config/m68k/m68k.c (m68k_legitimize_address): New.
10420 * config/score/score.c (score_legitimize_address): Standardize.
10421 * config/score/score3.c (score3_legitimize_address): Standardize.
10422 * config/score/score3.h (score3_legitimize_address): Adjust.
10423 * config/score/score7.c (score7_legitimize_address): Standardize.
10424 * config/score/score7.h (score7_legitimize_address): Adjust.
10425 * config/sh/sh.c (sh_legitimize_address): New.
10426 * config/iq2000/iq2000.c (iq2000_legitimize_address): New.
10428 * gcc/config/s390/s390.c (legitimize_address): Rename to...
10429 (s390_legitimize_address): ... this.
10430 * gcc/config/sparc/sparc.c (legitimize_address): Rename to...
10431 (sparc_legitimize_address): ... this.
10432 * gcc/config/i386/i386.c (legitimize_address): Rename to...
10433 (ix86_legitimize_address): ... this.
10434 * gcc/config/avr/avr.c (legitimize_address): Rename to...
10435 (avr_legitimize_address): ... this.
10436 * gcc/config/mn10300/mn10300.c (legitimize_address): Rename to...
10437 (mn10300_legitimize_address): ... this.
10438 * config/alpha/alpha.c (alpha_legitimize_address): Wrap...
10439 (alpha_legitimize_address_1): ... the old alpha_legitimize_address.
10440 (alpha_expand_mov): Adjust call.
10442 * config/frv/frv.c (frv_legitimize_address): Return x on failure.
10443 * config/spu/spu.c (spu_legitimize_address): Likewise.
10444 * config/xtensa/xtensa.c (xtensa_legitimize_address): Likewise.
10445 * config/rs6000/rs6000.c (rs6000_legitimize_address): Likewise.
10447 2009-05-04 Joseph Myers <joseph@codesourcery.com>
10449 * intl.c (locale_encoding, locale_utf8): New.
10450 (gcc_init_libintl): Initialize locale_encoding and locale_utf8.
10451 * intl.h (locale_encoding, locale_utf8): Declare.
10452 * pretty-print.c: Include ggc.h. Include iconv.h if HAVE_ICONV.
10453 (pp_base_tree_identifier, decode_utf8_char, identifier_to_locale):
10455 * pretty-print.h (pp_identifier): Call identifier_to_locale on ID
10457 (pp_tree_identifier): Define to call pp_base_tree_identifier.
10458 (pp_base_tree_identifier): Declare as function.
10459 (identifier_to_locale): Declare.
10460 * Makefile.in (pretty-print.o): Update dependencies.
10461 * varasm.c (finish_aliases_1): Use %qE for identifiers in diagnostics.
10463 2009-05-04 Richard Guenther <rguenther@suse.de>
10465 PR middle-end/40015
10466 * builtins.c (fold_builtin_memory_op): Do not decay to element
10467 type if the size matches the whole array.
10469 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
10471 * expmed.c (synth_mult): When trying out a shift, pass the result
10474 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
10476 * expmed.c (shiftsub_cost): Rename to shiftsub0_cost.
10477 (shiftsub1_cost): New.
10478 (init_expmed): Compute shiftsub1_cost.
10479 (synth_mult): Optimize multiplications by constants of the form
10480 -(2^^m-1) for some constant positive integer m.
10482 2009-05-03 Richard Guenther <rguenther@suse.de>
10485 * c-typeck.c (array_to_pointer_conversion): Do not built
10486 ADDR_EXPRs of arrays of pointer-to-element type.
10487 * c-gimplify.c (c_gimplify_expr): Revert change fixing
10488 up wrong ADDR_EXPRs after-the-fact.
10489 * c-common.c (strict_aliasing_warning): Strip pointer
10490 conversions for obtaining the original type.
10491 * builtins.c (fold_builtin_memset): Handle array types.
10492 (fold_builtin_memory_op): Handle folded POINTER_PLUS_EXPRs
10495 2009-05-03 Richard Guenther <rguenther@suse.de>
10497 PR middle-end/23329
10498 * tree-ssa.c (useless_type_conversion_p_1): Use get_deref_alias_set.
10499 Do not lose casts from array types with unknown extent to array
10500 types with known extent.
10501 * tree-ssa-copy.c (may_propagate_copy): Remove hack checking for
10502 alias set compatibility.
10504 2009-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
10506 * flags.h (extra_warnings): Delete.
10507 * toplev.c (process_options): Handle Wuninitialized here.
10508 * opts.c (extra_warnings): Delete.
10509 (set_Wextra): Delete.
10510 (common_handle_option): -Wextra can be handled automatically.
10511 * c-opts.c (c_common_handle_option): Delete obsolete code.
10512 (c_common_post_options): Simplify comment.
10513 * common.opt (W): Add Var.
10515 (Wuninitialized): Initialize to -1.
10517 2009-05-03 Adam Nemet <anemet@caviumnetworks.com>
10518 Richard Guenther <rguenther@suse.de>
10520 * expr.c (get_def_for_expr): New function.
10521 (expand_expr_real_1) <PLUS_EXPR, MINUS_EXPR>: Adjust to work with
10522 SSA rather than trees.
10523 <MULT_EXPR>: Likewise. Use subexp0 and subexp1 instead of
10524 TREE_OPERAND (exp, 0) and TREE_OPERAND (exp, 1).
10526 2009-05-03 Joseph Myers <joseph@codesourcery.com>
10528 * c-common.c (reswords): Add _Imaginary.
10529 * c-common.c (enum rid): Add RID_IMAGINARY.
10531 2009-05-03 Paolo Bonzini <bonzini@gnu.org>
10533 * tree.h (TYPE_VECTOR_OPAQUE): Fix documentation.
10534 Patch by Richard Guenther.
10536 2009-05-03 Anatoly Sokolov <aesok@post.ru>
10538 * defaults.h (FRAME_POINTER_REQUIRED): Provide default.
10539 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
10540 * config/alpha/alpha.h (FRAME_POINTER_REQUIRED): Delete.
10541 * config/s390/s390.h (FRAME_POINTER_REQUIRED): Delete.
10542 * config/spu/spu.h (FRAME_POINTER_REQUIRED): Delete.
10543 * config/sh/sh.h (FRAME_POINTER_REQUIRED): Delete.
10544 * config/pdp11/pdp11.h (FRAME_POINTER_REQUIRED): Delete.
10545 * config/stormy16/stormy16.h (FRAME_POINTER_REQUIRED): Delete.
10546 * config/m68hc11/m68hc11.h (FRAME_POINTER_REQUIRED): Delete.
10547 * config/iq2000/iq2000.h (FRAME_POINTER_REQUIRED): Delete.
10548 * config/mn10300/mn10300.h (FRAME_POINTER_REQUIRED): Delete.
10549 * config/ia64/ia64.h (FRAME_POINTER_REQUIRED): Delete.
10550 * config/m68k/m68k.h (FRAME_POINTER_REQUIRED): Delete.
10551 * config/rs6000/rs6000.h (FRAME_POINTER_REQUIRED): Delete.
10552 * config/picochip/picochip.h (FRAME_POINTER_REQUIRED): Delete.
10553 * config/mcore/mcore.h (FRAME_POINTER_REQUIRED): Delete.
10554 * config/h8300/h8300.h (FRAME_POINTER_REQUIRED): Delete.
10555 * config/v850/v850.h (FRAME_POINTER_REQUIRED): Delete.
10557 2009-05-02 Richard Guenther <rguenther@suse.de>
10559 PR tree-optimization/39940
10560 * tree-ssa-pre.c (eliminate): Make sure we may propagate before
10563 2009-05-02 Richard Guenther <rguenther@suse.de>
10565 PR middle-end/40001
10566 * tree-ssa.c (execute_update_addresses_taken): Properly check
10567 if we can mark a variable DECL_GIMPLE_REG_P.
10568 * gimple.c (is_gimple_reg): Re-order check for DECL_GIMPLE_REG_P
10569 back to the end of the function.
10570 (is_gimple_reg_type): Remove complex type special casing.
10571 * gimplify.c (gimplify_bind_expr): Do not set DECL_GIMPLE_REG_P
10574 2009-05-02 Ben Elliston <bje@au.ibm.com>
10576 * doc/collect2.texi (Collect2): Document search path behaviour
10577 when configured with --with-ld.
10579 2009-05-02 Jan Hubicka <jh@suse.cz>
10581 * tree-ssa-coalesce.c (coalesce_cost): Do not take ciritical
10582 parameter; update callers.
10583 (coalesce_cost_edge): EH edges are costier because they needs
10584 splitting even if not critical and even more costier when there are
10585 multiple EH predecestors.
10587 2009-05-02 Jan Hubicka <jh@suse.cz>
10589 * except.c (remove_eh_handler_and_replace): Handle updating after
10590 removing TRY blocks.
10592 2009-05-02 Eric Botcazou <ebotcazou@adacore.com>
10594 * store-motion.c (compute_store_table): Add ENABLE_CHECKING guard.
10596 2009-05-02 Steven Bosscher <steven@gcc.gnu.org>
10598 * varasm.c: Do not include c-pragma.h.
10599 * attribs.c: Do not incude c-common.h.
10601 2009-05-01 Michael Matz <matz@suse.de>
10603 * calls.c (initialize_argument_information): Handle SSA names like
10604 decls with a non MEM_P DECL_RTL.
10606 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
10608 * ipa-reference.c: Do not include c-common.h, include splay-tree.h.
10609 * ipa-utils.c: Likewise.
10610 * ipa-type-escape.c: Likewise.
10611 * cgraphunit.c Do not include c-common.h.
10612 * ipa-pure-const.c: Likewise.
10613 * tree-if-conv.c: Likewise.
10614 * matrix-reorg.c: Do not include c-common.h and c-tree.h.
10615 * ipa-struct-reorg.c: Likewise.
10616 * tree-nomudflap.c: Likewise.
10617 * tree-ssa-structalias.c: Likewise.
10619 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
10621 * store-motion.c: Many cleanups to make this pass a first-class
10622 citizen instead of an appendix to gcse load motion. Add TODO list
10623 to make this pass faster/cleaner/better.
10625 (struct ls_expr): Post gcse.c-split cleanups.
10626 Rename to st_expr. Rename "loads" field to "antic_stores". Rename
10627 "stores" field to "avail_stores".
10628 (pre_ldst_mems): Rename to store_motion_mems.
10629 (pre_ldst_table): Rename to store_motion_mems_table.
10630 (pre_ldst_expr_hash): Rename to pre_st_expr_hash, update users.
10631 (pre_ldst_expr_eq): Rename to pre_st_expr_eq, update users.
10632 (ldst_entry): Rename to st_expr_entry, update users.
10633 (free_ldst_entry): Rename to free_st_expr_entry, update users.
10634 (free_ldst_mems): Rename to free_store_motion_mems, update users.
10635 (enumerate_ldsts): Rename to enumerate_store_motion_mems,
10637 (first_ls_expr): Rename to first_st_expr, update users.
10638 (next_ls_expr): Rename to next_st_expr, update users.
10639 (print_ldst_list): Rename to print_store_motion_mems. Print names of
10640 fields properly for store motion instead of names inherited from load
10642 (ANTIC_STORE_LIST, AVAIL_STORE_LIST): Remove.
10643 (LAST_AVAIL_CHECK_FAILURE): Explain what this is. Undefine when we
10646 (ae_kill): Rename to st_kill, update users.
10647 (ae_gen): Rename to st_avloc, update users.
10648 (transp): Rename to st_transp, update users.
10649 (pre_insert_map): Rename to st_insert_map, update users.
10650 (pre_delete_map): Rename to st_delete_map, update users.
10651 (insert_store, build_store_vectors, free_store_memory,
10652 one_store_motion_pass): Update for abovementioned changes.
10654 (gcse_subst_count, gcse_create_count): Remove.
10655 (one_store_motion_pass): New statistics counters "n_stores_deleted"
10656 and "n_stores_created", local variables.
10658 (extract_mentioned_regs, extract_mentioned_regs_1): Rewrite to
10661 (regvec, compute_store_table_current_insn): Remove.
10662 (reg_set_info, reg_clear_last_set): Remove.
10663 (compute_store_table): Use DF caches instead of local dataflow
10666 2009-05-01 Joseph Myers <joseph@codesourcery.com>
10668 * c-objc-common.c (c_tree_printer): Print identifiers with
10669 pp_identifier, not pp_string. Mark "({anonymous})" for
10671 * c-pretty-print.c (pp_c_ws_string): New.
10672 (pp_c_cv_qualifier, pp_c_type_specifier,
10673 pp_c_specifier_qualifier_list, pp_c_parameter_type_list,
10674 pp_c_storage_class_specifier, pp_c_function_specifier,
10675 pp_c_attributes, pp_c_bool_constant, pp_c_constant,
10676 pp_c_primary_expression, pp_c_postfix_expression,
10677 pp_c_unary_expression, pp_c_shift_expression,
10678 pp_c_relational_expression, pp_c_equality_expression,
10679 pp_c_logical_and_expression, pp_c_logical_or_expression): Mostly
10680 use pp_string and pp_c_ws_string in place of pp_identifier and
10681 pp_c_identifier for non-identifiers. Mark English strings for
10683 * c-pretty-print.h (pp_c_ws_string): Declare.
10685 2009-04-30 Paul Pluzhnikov <ppluzhnikov@google.com>
10686 Roland McGrath <roland@redhat.com>
10688 * configure.ac (HAVE_LD_BUILDID): New check for ld --build-id support.
10689 (ENABLE_LD_BUILDID): New configuration option.
10690 * gcc.c [HAVE_LD_BUILDID and ENABLE_LD_BUILDID]
10691 (LINK_BUILDID_SPEC): New macro.
10692 (init_spec): If defined, prepend it between LINK_EH_SPEC and
10694 * doc/install.texi: Document --enable-linker-build-id option.
10695 * configure: Rebuild.
10696 * config.in: Rebuild.
10698 2009-04-30 Adam Nemet <anemet@caviumnetworks.com>
10700 * config/mips/mips.h (FRAME_GROWS_DOWNWARD,
10701 MIPS_GP_SAVE_AREA_SIZE): Define new macros.
10702 (STARTING_FRAME_OFFSET): Return 0 if FRAME_GROWS_DOWNWARD. Use
10703 MIPS_GP_SAVE_AREA_SIZE.
10704 * config/mips/mips.c (struct mips_frame_info): Update comment
10705 before arg_pointer_offset and hard_frame_pointer_offset.
10706 (mips_compute_frame_info): Update diagram before function: to
10707 correctly use stack_pointer_rtx for fp_sp_offset and gp_sp_offset, to
10708 indicate the position of frame_pointer_rtx with -fstack-protector and
10709 to show args_size. Don't allocate cprestore area for leaf functions
10710 if FRAME_GROWS_DOWNWARD. Use MIPS_GP_SAVE_AREA_SIZE to set
10712 (mips_initial_elimination_offset): Update for FRAME_GROWS_DOWNWARD.
10714 2009-04-30 Michael Matz <matz@suse.de>
10716 PR tree-optimization/39955
10717 * config/rs6000/rs6000.c (rs6000_check_sdmode): Also check SSA_NAMEs.
10719 2009-04-30 Dave Korn <dave.korn.cygwin@gmail.com>
10721 * ira.c (setup_cover_and_important_classes): Use safe macro
10722 REG_CLASS_FOR_CONSTRAINT instead of calling regclass_for_constraint
10724 * genpreds.c (write_tm_preds_h): Output suitable definition of
10725 REG_CLASS_FOR_CONSTRAINT.
10727 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
10729 * alloc-pool.c (alloc_pool_descriptor): Use an insert_opion value
10731 * bitmap.c (bitmap_descriptor): Likewise.
10732 * ggc-common.c (loc_descriptor): Likewise.
10733 * varray.c (varray_descriptor): Likewise.
10734 * vec.c (vec_descriptor): Likewise.
10736 2009-04-30 Eric Botcazou <ebotcazou@adacore.com>
10738 * Makefile.in (dce.o): Add $(EXCEPT_H).
10739 * dce.c: Include except.h and delete redundant vector definitions.
10740 (deletable_insn_p): Return false for non-call insns that can throw
10743 2009-04-30 Steven Bosscher <steven@gcc.gnu.org>
10745 * gcse.c (ae_gen): Remove.
10746 (can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
10747 and make non-static function to make it available in store-motion.c.
10748 Update call sites with search-and-replace.
10749 (enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
10750 extract_mentioned_regs, extract_mentioned_regs_helper,
10751 find_moveable_store, compute_store_table, load_kills_store, find_loads,
10752 store_killed_in_insn, store_killed_after, store_killed_before,
10753 build_store_vectors, insert_insn_start_basic_block, insert-store,
10754 remove_reachable_equiv_notes, replace_store_insn, delete_store,
10755 free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
10756 execute_rtl_store_motion, pass_rtl_store_motion): Move to...
10757 * store-motion.c: ...new file. Also copy data structures from gcse.c
10758 and clean up to remove parts not used by store motion.
10759 * rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
10760 * Makefile.in (store-motion.o): New rule. Add to OBJS-common.
10762 2009-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
10765 * config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
10766 when optimizing for size.
10768 2009-04-30 Hans-Peter Nilsson <hp@axis.com>
10770 * gcse.c (gcse_constant_p): Fix typo in last change.
10772 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
10774 * plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
10776 2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com>
10778 * gcse.c (gcse_constant_p): Make sure the constant is sharable.
10780 2009-04-29 James E. Wilson <wilson@codesourcery.com>
10782 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
10783 CONST_HIGH_PART result.
10785 2009-04-29 Anatoly Sokolov <aesok@post.ru>
10787 * config/avr/avr.c (initial_elimination_offset): Rename to
10788 avr_initial_elimination_offset.
10789 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
10790 change return type to bool.
10791 (avr_can_eliminate): New function.
10792 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
10793 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
10794 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
10795 * config/avr/avr-protos.h (initial_elimination_offset): Rename to
10796 avr_initial_elimination_offset.
10797 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
10798 (avr_initial_elimination_offset): Define.
10800 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
10801 Steven Bosscher <steven@gcc.gnu.org>
10803 PR rtl-optimization/39938
10804 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
10805 * cfgrtl.c: Include insn-attr.h.
10806 (rest_of_pass_free_cfg): New function.
10807 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
10808 * resource.c (init_resource_info): Remove call to df_analyze.
10810 2009-04-29 Richard Guenther <rguenther@suse.de>
10813 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
10814 allow conversion to signed integers.
10816 2009-04-29 Richard Guenther <rguenther@suse.de>
10818 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
10819 shifts of floating point vectors if the shift amount is
10820 a constant multiple of the element size.
10822 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
10823 Michael Matz <matz@suse.de>
10825 PR middle-end/39927
10827 * tree-outof-ssa.c (emit_partition_copy): New function.
10828 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
10829 insert_part_to_rtx_on_edge): Perform the partition base var
10830 copy using emit_partition_copy.
10831 (insert_value_copy_on_edge): Convert constants to the right mode.
10832 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
10833 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
10835 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
10837 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
10838 scan backwards to try to find a constant to initialize it.
10840 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
10841 insn before the loop_end instruction, don't look past labels.
10843 2009-04-29 Richard Guenther <rguenther@suse.de>
10845 PR middle-end/39937
10846 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
10847 loose type conversions.
10848 (forward_propagate_addr_expr): Fix tuplification bug. Remove
10849 stmts only if there are no uses of its definition.
10851 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
10853 * config/bfin/bfin.h (splitting_loops): Declare.
10854 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
10855 Reorder bit definitions to be ascending.
10856 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
10857 * config/bfin/bfin.c (splitting_loops): New variable.
10858 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
10859 (struct loop_info): Remove members INIT and LOOP_INIT.
10860 (bfin_optimize_loop): Don't set them. Reorder the code that generates
10861 the LSETUP sequence. Allow LC to be loaded from any register, but
10862 also add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
10863 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
10865 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
10866 of reload_completed.
10869 * config/bfin/bfin.md (movsi_insn): Refine constraints.
10871 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
10873 * Makefile.in (PLUGIN_VERSION_H): New.
10874 (OBJS-common): Remove plugin-version.o.
10875 (plugin.o): Depend on (PLUGIN_VERSION_H).
10876 (plugin-version.o): Remove.
10877 * configure: Regenerate
10878 * configure.ac: Create plugin-version.h.
10879 * gcc-plugin.h (plugin_gcc_version): Remove.
10880 (plugin_default_version_check): Change signature.
10881 * plugin-version.c: Remove.
10882 * plugin.c: Include plugin-version.h.
10883 (str_plugin_gcc_version_name): Remove.
10884 (try_init_one_plugin): Pass gcc version to plugin_init.
10885 (plugin_default_version_check): Both gcc and plugin versions are now
10888 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
10890 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
10891 problematic last insns. Test for TYPE_CALL rather than CALL_P.
10892 Remove special case testing for last insn of inner loops. Don't fail
10893 if the loop ends with a jump, emit an extra nop instead.
10895 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
10896 DREGS rather than comparing directly. Remove code that tries to
10897 account for latencies.
10899 2009-04-29 Richard Guenther <rguenther@suse.de>
10901 PR tree-optimization/39941
10902 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
10903 eliminating an indirect call.
10905 2009-04-29 Richard Guenther <rguenther@suse.de>
10907 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
10908 parameter. Allow invariants as base if !require_lvalue.
10909 (verify_gimple_assign_single): Adjust.
10911 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
10913 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
10914 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
10915 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3,
10916 ssubhi3, ssaddhi3_parts and sssubhi3_parts.
10917 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
10919 * config/bfin/bfin.c (bfin_expand_builtin,
10920 case BFIN_BUILTIN_CPLX_SQU): Adjust accordingly.
10922 2009-04-28 Richard Guenther <rguenther@suse.de>
10924 * tree-vect-loop.c (get_initial_def_for_induction): Use
10925 correct types for pointer increment.
10927 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10929 * toplev.c (print_version): Update GMP version string calculation.
10931 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
10933 PR rtl-optimization/39938
10934 * resource.c (init_resource_info): Add call to df_analyze.
10936 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
10938 * config/alpha/alpha.md (usegp): Cast the result of
10939 alpha_find_lo_sum_using_gp to enum attr_usegp.
10940 * config/alpha/alpha.c (override_options): Remove end-of-structure
10941 marker element from cpu_table. Use array size of cpu_table to handle
10942 -mcpu and -mtune options.
10943 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
10945 2009-04-28 Joseph Myers <joseph@codesourcery.com>
10947 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
10948 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
10949 tune_32 and tune_64.
10950 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
10951 support on PowerPC.
10952 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
10953 * config/rs6000/option-defaults.h: ... here. New file.
10954 (OPT_64, OPT_32): Define.
10955 (MASK_64BIT): Define to 0 if not already defined.
10956 (OPT_ARCH64, OPT_ARCH32): Define.
10957 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
10960 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
10962 * config/arm/arm.c (arm_override_options): Emit error on using
10965 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
10967 PR rtl-optimization/39914
10968 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
10969 registers for allocnos created from user-defined variables only
10970 when not optimizing.
10972 2009-04-28 Richard Guenther <rguenther@suse.de>
10974 PR middle-end/39937
10975 * fold-const.c (fold_binary): Use distribute_real_division only
10978 2009-04-28 Steve Ellcey <sje@cup.hp.com>
10980 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
10981 add hpux-stdint.h to tm_file.
10982 (hppa[12]*-*-hpux11*): Ditto.
10983 (ia64*-*-hpux*): Ditto.
10984 * config/hpux-stdint.h: New.
10985 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
10986 __STDC_EXT__ for all compiles.
10987 * config/pa/pa-hpux.h: Ditto.
10988 * config/pa/pa-hpux10.h: Ditto.
10989 * config/pa/pa-hpux11.h: Ditto.
10991 2009-04-28 Catherine Moore <clm@codesourcery.com>
10993 * debug.h (set_name): Add comment.
10995 2009-04-28 Andrew Pinski <pinskia@gmail.com>
10998 * config/darwin.c (machopic_gen_offset): Check
10999 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
11000 * config/arm/arm.c (require_pic_register): Likewise.
11002 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
11004 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
11005 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
11006 m32c_promote_prototypes): Delete.
11008 2009-04-28 Michael Matz <matz@suse.de>
11010 PR middle-end/39922
11011 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
11014 2009-04-28 Richard Guenther <rguenther@suse.de>
11016 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
11018 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11020 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
11021 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
11022 * config/arm/arm-tune.md: Regenerate.
11024 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
11026 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
11027 block if there are complex incoming edges.
11028 (sel_merge_blocks): Remove useless assert.
11029 (sel_redirect_edge_and_branch): Check that edge was redirected.
11030 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
11031 (sel_find_rgns): Delete declaration.
11032 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
11033 the region when it is not a preheader.
11035 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
11038 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
11040 2009-04-28 Richard Guenther <rguenther@suse.de>
11042 * tree.h (SSA_NAME_VALUE): Remove.
11043 (struct tree_ssa_name): Remove value_handle member.
11044 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
11045 array for jump threading.
11046 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
11048 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
11049 * tree-flow.h (threadedge_initialize_values): Declare.
11050 (threadedge_finalize_values): Likewise.
11051 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
11052 (SSA_NAME_VALUE): Define.
11053 (threadedge_initialize_values): New function.
11054 (threadedge_finalize_values): Likewise.
11055 * tree-ssa-dom.c (ssa_name_values): New global variable.
11056 (SSA_NAME_VALUE): Define.
11057 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
11059 2009-04-28 Ira Rosen <irar@il.ibm.com>
11061 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
11062 Use REPORT_VECTORIZED_LOCATIONS instead
11063 REPORT_VECTORIZED_LOOPS.
11064 * tree-vectorizer.c (vect_verbosity_level): Make static.
11065 (vect_loop_location): Rename to vect_location.
11066 (vect_set_verbosity_level): Update comment.
11067 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
11069 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
11070 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
11071 instead REPORT_UNVECTORIZED_LOOPS.
11072 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def
11073 and vect_loop_def to vect_external_def and vect_internal_def.
11074 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
11075 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
11076 REPORT_UNVECTORIZED_LOCATIONS.
11077 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
11078 and vect_used_in_loop and to vect_unused_in_scope and
11079 vect_used_in_scope.
11080 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
11081 (vect_verbosity_level): Remove declaration.
11082 (vect_analyze_operations): Likewise.
11083 (vect_analyze_stmt): Declare.
11084 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
11085 REPORT_UNVECTORIZED_LOCATIONS.
11086 (vect_get_loop_niters): Fix indentation.
11087 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
11088 (vect_analyze_loop_operations): New function.
11089 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
11090 vect_analyze_operations.
11091 (vect_is_simple_reduction): Use new names.
11092 (vectorizable_live_operation, vect_transform_loop): Likewise.
11093 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value
11094 to specify whether the data references can be a part of interleaving
11096 (vect_analyze_data_ref_dependence): Use new names.
11097 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
11098 (vect_create_addr_base_for_vector_ref): Remove redundant code.
11099 * tree-vect-patterns.c (widened_name_p): Use new names.
11100 (vect_recog_dot_prod_pattern): Likewise.
11101 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
11102 (process_use, vect_mark_stmts_to_be_vectorized,
11103 vect_model_simple_cost, vect_model_store_cost,
11104 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
11105 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
11106 vectorizable_operation, vectorizable_type_demotion,
11107 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
11108 vectorizable_condition): Likewise.
11109 (vect_analyze_operations): Split into vect_analyze_loop_operations
11111 (vect_analyze_stmt): ... new function.
11112 (new_stmt_vec_info): Use new names.
11113 (vect_is_simple_use): Use new names and fix comment.
11114 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
11115 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
11117 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
11120 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
11121 and integer modes for x87 operands. Do not ICE for unsupported size,
11122 generate error instead. Generate error for unsupported operand types.
11123 ['z']: Do not handle HImode memory operands specially. Warning
11124 for floating-point operands. Fallthru to 'Z' for unsupported operand
11125 types. Do not ICE for unsupported size, generate error instead.
11126 (output_387_binary_op): Use %Z to output operands.
11127 (output_fp_compare): Ditto.
11128 (output_387_reg_move): Ditto.
11130 2009-04-28 Ben Elliston <bje@au.ibm.com>
11135 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11137 * builtins.c (c_strlen): Do not warn here.
11138 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
11139 * c-common.c (pointer_int_sum): Take an explicit location.
11140 Warn about offsets out of bounds.
11141 * c-common.h (pointer_int_sum): Adjust declaration.
11143 2009-04-27 Ian Lance Taylor <iant@google.com>
11145 * collect2.c (is_ctor_dtor): Change type of ret field in struct
11147 * dce.c (run_fast_df_dce): Change type of old_flags to int.
11148 * df-core.c (df_set_flags): Change return type to int. Change
11149 type of old_flags to int.
11150 (df_clear_flags): Likewise.
11151 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
11152 (df_get_conditional_uses): Likewise.
11153 * df.h (df_set_flags, df_clear_flags): Update declarations.
11154 * dwarf2out.c (struct indirect_string_node): Change type of form
11155 field to enum dwarf_form.
11156 (AT_string_form): Change return type to enum dwarf_form.
11157 * fixed-value.c (fixed_compare): Add cast to enum type.
11158 * fwprop.c (update_df): Change 0 to VOIDmode.
11159 * gensupport.c: Change 0 to UNKNOWN.
11160 * gimple.h (gimple_cond_code): Add cast to enum type.
11161 * haifa-sched.c (reemit_notes): Add cast to enum type.
11162 * hooks.c (hook_int_void_no_regs): Remove function.
11163 * hooks.h (hook_int_void_no_regs): Remove declaration.
11164 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
11165 * predict.c (combine_predictions_for_insn): Add casts to enum type.
11166 * real.c (real_arithmetic): Add cast to enum type.
11167 (real_compare): Likewise.
11168 * target.h (struct gcc_target): Change return type of
11169 branch_target_register_class to enum reg_class.
11170 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
11171 default_branch_target_register_class.
11172 * targhooks.c (default_branch_target_register_class): New function.
11173 * targhooks.h (default_branch_target_register_class): Declare.
11174 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
11175 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
11177 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
11179 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
11180 vect_uninitialized_def. Change 0 to ERROR_MARK.
11181 * tree-vect-stmts.c (supportable_widening_operation): Don't
11182 initialize icode1 and icode2.
11183 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
11184 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
11186 (cmn_err_flag_specs): Change 0 to STD_C89.
11187 (cmn_err_char_table): Likewise.
11188 * config/arm/arm.c (get_arm_condition_code): Change type of code
11189 to enum arm_cond_code.
11190 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
11191 (IWMMXT_BUILTIN2): Likewise.
11192 (neon_builtin_type_bits): Don't define typedef.
11193 (neon_builtin_datum): Change type of bits field to int.
11194 (arm_expand_neon_args): Add cast to enum type.
11195 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
11197 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
11198 casts to enum type.
11199 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
11201 * config/mips/mips.md (jal_macro): Return enum constant.
11202 (single_insn): Likewise.
11203 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
11205 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
11206 casts to enum type.
11207 * config/s390/s390.c (s390_tune_flags): Change type to int.
11208 (s390_arch_flags): Likewise.
11209 (s390_handle_arch_option): Change flags field of struct pta to int.
11210 * config/s390/s390.h (s390_tune_flags): Update declaration.
11211 (s390_arch_flags): Likewise.
11212 * config/sh/sh.c (prepare_move_operands): Compare
11213 tls_symbolic_operand result with enum constant.
11214 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
11215 (sh_expand_prologue): Add cast to enum type.
11216 (sh_expand_epilogue): Likewise.
11217 (tls_symbolic_operand): Change return type to enum tls_model.
11218 (fpscr_set_from_mem): Add cast to enum type.
11219 (legitimize_pic_address): Compare tls_symbolic_operand result with
11221 (sh_target_reg_class): Change return type to enum reg_class.
11222 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
11224 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
11225 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
11226 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
11227 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
11228 (delayed_branch, tls_call_delay): Likewise.
11229 (eligible_for_sibcall_delay): Likewise.
11230 (eligible_for_return_delay): Likewise.
11231 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
11232 (spu_expand_builtin_1): Likewise.
11234 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
11235 for all types of conversions.
11236 (output_init_element): Issue -Wc++-compat warning if needed when
11237 initializing a bitfield with enum type.
11238 * c-parser.c (c_parser_expression): Set original_type to
11239 original_type of right hand operand of comman operator.
11241 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11243 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
11245 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
11246 * doc/cpp.texi (Standard Predefined Macros)
11247 (Implementation-defined behavior): Likewise.
11248 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
11249 * doc/gimple.texi (GIMPLE Exception Handling)
11250 (@code{GIMPLE_ASSIGN}): Likewise.
11251 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
11252 * doc/invoke.texi (Warning Options, Optimize Options)
11253 (AVR Options, Darwin Options): Likewise.
11254 (Optimize Options): Reformulate -fwhole-program description.
11255 * doc/loop.texi (Lambda): Likewise.
11256 * doc/md.texi (Output Template, Define Constraints)
11257 (Standard Names, Insn Splitting): Likewise.
11258 * doc/options.texi (Option properties): Likewise.
11259 * doc/passes.texi (Tree-SSA passes): Likewise.
11260 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
11261 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
11262 (File Names and DBX): Likewise.
11263 * doc/trouble.texi (Incompatibilities): Likewise.
11265 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
11267 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
11268 instruction is correct.
11270 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
11272 Allow non-constant arguments to conversion intrinsics.
11273 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
11274 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
11275 * spu.c (print_operand): Handle 'v' and 'w'.
11276 (exp2_immediate_p, spu_gen_exp2): Define.
11277 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
11278 spu_convtf_1): Update parameter descriptions.
11279 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
11280 * constraints.md ('v', 'w'): New.
11281 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
11283 (i2f, I2F): New define_mode_attr.
11284 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
11285 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
11286 fixuns_truncv4sfv4si2): Update to use mode attribute.
11287 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
11288 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
11289 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
11290 patterns for combine.
11292 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
11294 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
11295 (cprop, hoist, pre, store_motion): New debug counters.
11296 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
11297 is not an RTL pass anymore.
11298 (pass_profiling): Remove extern decl for pass removed in 2005.
11299 (pass_gcse, pass_jump_bypass): Remove.
11300 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
11301 to 0 for clean state.
11302 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
11303 * cse.c (gate_handle_cse_after_global_opts,
11304 rest_of_handle_cse_after_global_opts): New functions.
11305 (pass_cse_after_global_opts): New pass, does local CSE.
11306 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
11307 (TV_CPROP): New timevar.
11308 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
11309 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
11310 (gcse_main, recompute_all_luids): Remove.
11311 (compute_hash_table_work): Call max_reg_num instead of reading
11313 (cprop_jump): Don't set run_jump_opt_after_gcse.
11314 (constprop_register): Always allow to alter jumps.
11315 (cprop_insn): Likewise.
11316 (do_local_cprop): Likewise.
11317 (local_cprop_pass): Likewise. Return non-zero if something changed.
11318 (cprop): Remove function, fold interesting bits into one_cprop_pass.
11319 (find_implicit_sets): Add note about missed optimization opportunity.
11320 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
11321 pass_rtl_cprop execute function.
11322 Don't bother tracking the pass number, each pass gets its own dumpfile
11324 Always allow to alter jumpsand bypass jumps.
11325 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
11326 will just find no suitable set.
11327 (pre_edge_insert): Fix dumping, this function is for PRE only.
11328 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
11329 pass_rtl_pre execute function.
11330 (hoist_code): Return non-zero if something changed. Keep track of
11331 substitutions and insertions for statistics gathering similar to PRE.
11332 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
11333 called from the pass_rtl_hoist execute function. Show pass statistics.
11334 (compute_store_table): Use max_reg_num directly instead of using the
11335 formerly global max_gcse_regno.
11336 (build_store_vectors): Likewise.
11337 (replace_store_insn): Fix dumping.
11338 (store_motion): Rename to ...
11339 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
11340 pass, called from the pass_rtl_store_motion execute function. Keep
11341 track of substitutions and insertions for statistics gathering similar
11343 (bypass_jumps): Remove, fold interesting bits into ...
11344 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
11345 from the pass_rtl_cprop execute function.
11346 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
11347 pass_jump_bypass): Remove.
11348 (gate_handle_gcse, rest_of_handle_gcse): Remove.
11349 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
11350 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
11351 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
11352 (gate_rtl_store_motion, execute_rtl_store_motion,
11353 pass_rtl_store_motion): New.
11354 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
11355 make it clear that -fcse-skip-blocks is a no-op for backward compat.
11356 * passes.c (init_optimization_passes): Remove pass_gcse and
11357 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
11358 and cse_after_global_opts in place of pass_gcse. Schedule cprop
11359 instead of pass_jump_bypass.
11361 2009-04-27 Richard Guenther <rguenther@suse.de>
11363 PR middle-end/39928
11364 * gimplify.c (gimplify_expr): If we are required to create
11365 a temporary make sure it ends up as register.
11367 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
11370 * config/i386/i386.c (construct_container): Don't call
11371 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
11372 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
11374 2009-04-27 Michael Matz <matz@suse.de>
11376 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
11377 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
11378 * tree-ssa-live.h: (find_replaceable_exprs): Return a bitmap.
11379 (dump_replaceable_exprs): Take a bitmap.
11380 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
11382 (expand_gimple_basic_block): Likewise.
11383 * tree-ssa-ter.c (struct temp_expr_table_d): Make
11384 replaceable_expressions member a bitmap.
11385 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
11386 (mark_replaceable): Likewise.
11387 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
11388 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
11390 2009-04-27 Richard Guenther <rguenther@suse.de>
11392 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
11393 (verify_stmts): Dispatch to gimple/type verification code.
11394 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
11395 issue with call argument types.
11397 2009-04-27 Michael Matz <matz@suse.de>
11399 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
11400 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
11403 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
11404 Eric Botcazou <ebotcazou@adacore.com>
11406 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
11407 a label's basic block.
11408 (mark_target_live_regs): Tidy and rework obsolete comments.
11409 Change back DF problem to LIVE. If a label starts a basic block,
11410 assume that all registers that used to be live then still are.
11411 (init_resource_info): If a label starts a basic block, set its
11412 BLOCK_FOR_INSN accordingly.
11413 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
11415 2009-04-27 Richard Guenther <rguenther@suse.de>
11417 * tree-flow-inline.h (function_ann): Remove.
11418 (get_function_ann): Likewise.
11419 * tree-dfa.c (create_function_ann): Remove.
11420 * tree-flow.h (struct static_var_ann_d): Remove.
11421 (struct function_ann_d): Likewise.
11422 (union tree_ann_d): Remove fdecl member.
11423 (function_ann_t): Remove.
11424 (function_ann, get_function_ann, create_function_ann): Remove
11427 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
11429 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
11431 2009-04-27 Jan Hubicka <jh@suse.cz>
11433 * ipa-pure-const.c (struct funct_state_d): New fields
11434 state_previously_known, looping_previously_known; remove
11435 state_set_in_source.
11436 (analyze_function): Use new fields.
11437 (propagate): Avoid assumption that state_set_in_source imply
11440 * tree-ssa-loop-niter.c (finite_loop_p): New function.
11441 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
11442 * cfgloop.h (finite_loop_p): Declare.
11444 2009-04-26 Michael Matz <matz@suse.de>
11446 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
11448 2009-04-26 Michael Matz <matz@suse.de>
11450 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
11451 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
11452 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
11453 pass_mark_used_blocks): Remove.
11454 * tree-optimize.c (pass_free_datastructures,
11455 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
11456 * passes.c (init_optimization_passes): Don't call
11457 pass_mark_used_blocks, remove dead code.
11459 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
11461 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
11462 * tree-ssa-live.h (register_ssa_partition): Likewise.
11464 2009-04-26 Michael Matz <matz@suse.de>
11467 * builtins.c (fold_builtin_next_arg): Handle SSA names.
11468 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
11469 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
11471 (compare_pairs): Swap cost comparison.
11472 (coalesce_ssa_name): Don't use change_partition_var.
11473 * tree-nrv.c (struct nrv_data): Add modified member.
11474 (finalize_nrv_r): Set it.
11475 (tree_nrv): Use it to update statements.
11476 (pass_nrv): Require PROP_ssa.
11477 * tree-mudflap.c (mf_decl_cache_locals,
11478 mf_build_check_statement_for): Use make_rename_temp.
11479 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
11480 * alias.c (find_base_decl): Handle SSA names.
11481 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
11482 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
11483 * rtl.h (set_reg_attrs_for_parm): Declare.
11484 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
11485 to "optimized", remove unused locals at finish.
11486 (execute_free_datastructures): Make global, call
11487 delete_tree_cfg_annotations.
11488 (execute_free_cfg_annotations): Don't call
11489 delete_tree_cfg_annotations.
11491 * ssaexpand.h: New file.
11492 * expr.c (toplevel): Include ssaexpand.h.
11493 (expand_assignment): Handle SSA names the same as register variables.
11494 (expand_expr_real_1): Expand SSA names.
11495 * cfgexpand.c (toplevel): Include ssaexpand.h.
11496 (SA): New global variable.
11497 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
11498 (SSAVAR): New macro.
11499 (set_rtl): New helper function.
11500 (add_stack_var): Deal with SSA names, use set_rtl.
11501 (expand_one_stack_var_at): Likewise.
11502 (expand_one_stack_var): Deal with SSA names.
11503 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
11504 before unique numbers.
11505 (expand_stack_vars): Use set_rtl.
11506 (expand_one_var): Accept SSA names, add asserts for them, feed them
11507 to above subroutines.
11508 (expand_used_vars): Expand all partitions (without default defs),
11509 then only the local decls (ignoring those expanded already).
11510 (expand_gimple_cond): Remove edges when jumpif() expands an
11511 unconditional jump.
11512 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
11513 or remove abnormal edges. Ignore insns setting the LHS of a TERed
11515 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
11516 members of SA; deal with PARM_DECL partitions here; expand
11517 all PHI nodes, free tree datastructures and SA. Commit instructions
11518 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
11519 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
11520 info and statements at start, collect garbage at finish.
11521 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
11522 (VAR_ANN_PARTITION) Remove.
11523 (change_partition_var): Don't declare.
11524 (partition_to_var): Always return SSA names.
11525 (var_to_partition): Only accept SSA names.
11526 (register_ssa_partition): Only check argument.
11527 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
11529 (delete_var_map): Don't free it.
11530 (var_union): Only accept SSA names, simplify.
11531 (partition_view_init): Mark only useful SSA names as used.
11532 (partition_view_fini): Only deal with SSA names.
11533 (change_partition_var): Remove.
11534 (dump_var_map): Use ssa_name instead of partition_to_var member.
11535 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
11537 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
11538 (struct _elim_graph): New member const_dests; nodes member vector of
11540 (set_location_for_edge): New static helper.
11541 (create_temp): Remove.
11542 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
11543 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
11544 (new_elim_graph): Allocate const_dests member.
11545 (clean_elim_graph): Truncate const_dests member.
11546 (delete_elim_graph): Free const_dests member.
11547 (elim_graph_size): Adapt to new type of nodes member.
11548 (elim_graph_add_node): Likewise.
11549 (eliminate_name): Likewise.
11550 (eliminate_build): Don't take basic block argument, deal only with
11551 partition numbers, not variables.
11552 (get_temp_reg): New static helper.
11553 (elim_create): Use it, deal with RTL temporaries instead of trees.
11554 (eliminate_phi): Adjust all calls to new signature.
11555 (assign_vars, replace_use_variable, replace_def_variable): Remove.
11556 (rewrite_trees): Only do checking.
11557 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
11558 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
11559 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
11560 contains_tree_r, MAX_STMTS_IN_LATCH,
11561 process_single_block_loop_latch, analyze_edges_for_bb,
11562 perform_edge_inserts): Remove.
11563 (expand_phi_nodes): New global function.
11564 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
11565 functions, initialize new parameter, remember partitions having a
11567 (finish_out_of_ssa): New global function.
11568 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
11569 don't reset in_ssa_p here, don't disable TER when mudflap.
11570 (pass_del_ssa): Remove.
11571 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
11573 (execute_free_datastructures): Declare.
11574 * Makefile.in (SSAEXPAND_H): New variable.
11575 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
11576 * basic-block.h (commit_one_edge_insertion): Declare.
11577 * passes.c (init_optimization_passes): Move pass_nrv and
11578 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
11579 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
11580 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
11581 (redirect_branch_edge): Deal with super block when expanding, split
11582 out jump patching itself into ...
11583 (patch_jump_insn): ... here, new static helper.
11585 2009-04-26 Michael Matz <matz@suse.de>
11587 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
11588 beyond num_ssa_names.
11589 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
11590 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
11592 2009-04-26 Jakub Jelinek <jakub@redhat.com>
11594 PR inline-asm/39543
11595 * fwprop.c (forward_propagate_asm): New function.
11596 (forward_propagate_and_simplify): Propagate also into __asm, if it
11597 doesn't increase the number of referenced registers.
11600 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
11602 2009-04-26 Jakub Jelinek <jakub@redhat.com>
11604 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
11605 note_nonlocal_vla_type for nonlocal VLAs.
11606 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
11607 contains_remapped_vars, remap_vla_decls): New functions.
11608 (convert_nonlocal_reference_stmt): If not optimizing, call
11609 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
11610 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
11611 if it wasn't found in var_map.
11612 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
11613 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
11614 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
11616 * gimplify.c (nonlocal_vlas): New variable.
11617 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
11619 (gimplify_body): Create and destroy nonlocal_vlas.
11621 * dwarf2out.c (loc_descr_plus_const): New function.
11622 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
11623 mem_loc_descriptor, loc_descriptor_from_tree_1,
11624 descr_info_loc, gen_variable_die): Use it.
11626 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
11627 !TREE_STATIC VAR_DECLs.
11628 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
11629 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
11630 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
11631 DECL_BY_REFERENCE is valid.
11632 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
11633 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
11634 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
11635 Copy DECL_BY_REFERENCE.
11636 (struct nesting_copy_body_data): New type.
11637 (nesting_copy_decl): New function.
11638 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
11639 if they have variable length.
11641 2009-04-26 Michael Matz <matz@suse.de>
11643 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
11644 mark new temporaries for renaming.
11646 2009-04-26 Joseph Myers <joseph@codesourcery.com>
11649 * c-decl.c (global_bindings_p): Return negative value.
11650 (c_variable_size): New. Based on variable_size from
11652 (grokdeclarator): Call c_variable_size not variable_size.
11654 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
11656 * config/i386/i386.c (print_operand) ['z']: Fix typo.
11658 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
11660 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
11661 Redefine it to just use mingw/include.
11662 (ASM_SPEC): Rules for -m32 and -m64.
11663 (LINK_SPEC): Use Likewise.
11664 (SPEC_32): New define.
11665 (SPEC_64): Likewise.
11666 (SUB_LINK_SPEC): Likewise.
11667 (MULTILIB_DEFAULTS): New define.
11668 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
11669 Add multilib options.
11670 (MULTILIB_DIRNAMES): Likewise.
11671 (MULTILIB_OSDIRNAMES): Likewise.
11672 (LIBGCC): Likewise.
11673 (INSTALL_LIBGCC): Likewise.
11675 2009-04-26 Joseph Myers <joseph@codesourcery.com>
11678 * c-tree.h (enum c_inline_static_type): New.
11679 (record_inline_static): Declare.
11680 * c-decl.c (struct c_inline_static, c_inline_statics,
11681 record_inline_static, check_inline_statics): New.
11682 (pop_file_scope): Call check_inline_statics.
11683 (start_decl): Call record_inline_static instead of pedwarning
11684 directly for static in inline function.
11685 * c-typeck.c (build_external_ref): Call record_inline_static
11686 instead of pedwarning directly for static referenced in inline
11689 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
11691 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
11692 not new but only being rescanned.
11693 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
11694 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
11695 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
11696 record_set_info, compute_set, grealloc): Remove.
11697 (recompute_all_luids): New function.
11698 (gcse_main): Don't compute sets, and don't do related memory
11699 allocations/free-ing. If something changed before the end of the
11700 pass, update LUIDs using recompute_all_luids.
11701 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
11702 (free_gcse_mem): Don't free it either.
11703 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
11704 Use the df insn LUIDs.
11705 (load_killed_in_block): Likewise.
11706 (compute_hash_table_work): Don't compute reg_set_in_block.
11707 (compute_transp): Use DF_REG_DEF_CHAINs.
11708 (local_cprop_pass): Don't use compute_sets and related functions.
11709 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
11710 Use get_max_uid() instead of max_cuid.
11711 (insert_insn_end_basic_block, pre_insert_copy_insn,
11712 update_ld_motion_stores): Don't try to
11713 keep reg_set tables up to date.
11714 (pre_insert_copies): Use df insn LUIDs.
11715 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
11716 (reg_set_info): Don't use extra bitmap argument.
11717 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
11718 information to compute regs_set_in_block.
11719 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
11720 (bypass_jumps): Don't use compute_sets and friends.
11722 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11725 * opts.c (undocumented_msg): Do not leave blank even with
11728 2009-04-25 Joseph Myers <joseph@codesourcery.com>
11730 * c-decl.c (build_enumerator): Allow values folding to integer
11731 constants but not integer constant expressions with a pedwarn if
11734 2009-04-25 Joseph Myers <joseph@codesourcery.com>
11737 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
11738 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
11739 type is an integer constant.
11741 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
11744 * config/i386/i386.c (print_operand) ['z']: Revert handling of
11747 2009-04-25 Joseph Myers <joseph@codesourcery.com>
11750 * c-decl.c (grokdeclarator): Diagnose declarations of functions
11751 with variably modified return type and no storage class
11752 specifiers, except for the case of nested functions. Distinguish
11753 extern declarations of functions with variably modified return
11754 types from those of objects with variably modified types.
11756 2009-04-25 Jan Hubicka <jh@suse.cz>
11758 * tree.c (list_equal_p): New function.
11759 * tree.h (list_equal_p): Declare.
11760 * coretypes.h (edge_def, edge, const_edge, basic_block_def
11761 basic_block_def, basic_block, const_basic_block): New.
11762 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
11763 (redirect_eh_edge): New function.
11764 (make_eh_edge_update_phi): EH edges are not abnormal.
11765 * except.c: Include tree-flow.h.
11766 (list_match): New function.
11767 (eh_region_replaceable_by_p): New function.
11768 (replace_region): New function.
11769 (hash_type_list): New function.
11770 (hash_eh_region): New function.
11771 (eh_regions_equal_p): New function.
11772 (merge_peers): New function.
11773 (remove_unreachable_regions): Verify EH tree when checking;
11775 (copy_eh_region_1): New function.
11776 (copy_eh_region): New function.
11777 (push_reachable_handler): New function.
11778 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
11779 regions without label but with live RESX.
11780 * except.h (redirect_eh_edge_to_label): New.
11781 * tree-flow.h (redirect_eh_edge): New.
11782 * coretypes.h (edge_def, edge, const_edge, basic_block_def
11783 basic_block_def, basic_block, const_basic_block): Remove.
11784 * Makefile.in (except.o): Add dependency on tree-flow.h
11785 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
11786 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
11789 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
11792 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
11793 on the destination of memcpy.
11795 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
11797 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
11798 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
11799 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
11801 2009-04-25 Jan Hubicka <jh@suse.cz>
11803 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
11804 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
11805 to be reached by different label than left.
11806 (update_eh_edges): Update comment; remove edge_to_remove if possible
11807 and return true if suceeded.
11808 (cleanup_empty_eh): Accept sharing map; handle shared regions.
11809 (cleanup_eh): Compute sharing map.
11810 * except.c (remove_eh_handler_and_replace): Add argument if we should
11812 (remove_unreachable_regions): Update for label sharing.
11813 (label_to_region_map): Likewise.
11814 (get_next_region_sharing_label): New function.
11815 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
11817 (remove_eh_handler): Update.
11818 (remove_eh_region_and_replace_by_outer_of): New function.
11819 * except.h (struct eh_region): Add next_region_sharing_label.
11820 (remove_eh_region_and_replace_by_outer_of,
11821 get_next_region_sharing_label): Declare.
11822 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
11824 2009-04-25 Jan Hubicka <jh@suse.cz>
11826 * tree-cfg.c (split_critical_edges): Split also edges where we can't
11827 insert code even if they are not critical.
11829 2009-04-25 Jan Hubicka <jh@suse.cz>
11831 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
11832 (gimple_can_remove_branch_p): EH edges won't remove branch by
11834 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
11835 updating of non-abnormal EH edges.
11836 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
11837 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
11838 (split_critical_edges): Split also edges where emitting code on them
11839 will lead to splitting later.
11841 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
11842 H.J. Lu <hongjiu.lu@intel.com>
11845 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
11846 the configured assembler supports fildq and fistpq mnemonics.
11847 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
11848 * configure: Regenerated.
11849 * config.in: Ditto.
11851 * config/i386/i386.c (print_operand): Handle 'Z'.
11852 ['z']: Remove handling of special fild/fist suffixes.
11853 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
11854 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
11855 suffix of fild insn.
11856 (*floatsi<mode>2_vector_mixed): Ditto.
11857 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
11858 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
11859 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
11860 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
11861 * config/i386/gas.h (GAS_MNEMONICS): Remove.
11863 2009-04-25 Ben Elliston <bje@au.ibm.com>
11865 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
11866 the source of a set operation.
11868 2009-04-25 Anatoly Sokolov <aesok@post.ru>
11870 * target.h (struct gcc_target): Add case_values_threshold field.
11871 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
11872 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
11873 * targhooks.c (default_case_values_threshold): New function.
11874 * targhooks.h (default_case_values_threshold): Declare function.
11875 * stmt.c (expand_case): Use case_values_threshold target hook.
11876 * expr.h (case_values_threshold): Remove declartation.
11877 * expr.c (case_values_threshold): Remove function.
11878 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
11880 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
11881 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
11882 (avr_case_values_threshold): Declare as static.
11883 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
11885 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
11886 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
11887 (mn10300_case_values_threshold): New function.
11889 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
11891 * ira.c (setup_cover_and_important_classes): Add enum cast.
11893 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
11895 * genpreds.c (write_enum_constraint_num): Output definition of
11896 CONSTRAINT_NUM_DEFINED_P macro.
11897 * ira.c (setup_cover_and_important_classes): Use
11898 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
11900 2009-04-24 DJ Delorie <dj@redhat.com>
11902 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
11903 __SH2A_SINGLE_ONLY__ also.
11905 2009-04-24 Steve Ellcey <sje@cup.hp.com>
11907 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
11908 (movdf_internal): Ditto.
11909 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
11910 SFmode and DFmode constants.
11911 (ia64_print_operand): Add 'G' format for printing
11912 floating point constants.
11914 2009-04-24 Richard Guenther <rguenther@suse.de>
11916 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
11917 from unsigned additions.
11919 2009-04-24 Joseph Myers <joseph@codesourcery.com>
11921 * c-typeck.c (set_init_index): Allow array designators that are
11922 not integer constant expressions with a pedwarn if pedantic.
11924 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
11926 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
11927 zero if no overlap in nonzero bits between the operands.
11929 2009-04-24 Ian Lance Taylor <iant@google.com>
11931 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
11932 (record_dead_and_set_regs): Likewise.
11933 * df.h (struct df_mw_hardreg): Change flags field to int.
11934 (struct df_base_ref): Likewise.
11935 (struct df): Change changeable_flags field to int.
11936 * df-scan.c (df_defs_record): Change clobber_flags to int.
11937 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
11938 constants rather than #define macros.
11939 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
11940 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
11941 (enum dwarf_calling_convention): Likewise.
11942 (enum dwarf_line_number_x_ops): Likewise.
11943 (enum dwarf_call_frame_info): Likewise.
11944 (enum dwarf_source_language): Likewise.
11945 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
11946 (add_calling_convention_attribute): Likewise.
11947 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
11948 (combine_comparisons): Change compcode to int. Add cast to enum type.
11949 * genrecog.c (maybe_both_true_2): Change c to int.
11950 (write_switch): Likewise. Add cast to enum type.
11951 * gimplify.c (gimplify_omp_for): Handle return values from
11952 gimplify_expr using MIN rather than bitwise or.
11953 (gimplify_expr): Add cast to enum type.
11954 * ipa-prop.c (update_jump_functions_after_inlining): Change
11955 IPA_BOTTOM to IPA_JF_UNKNOWN.
11956 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
11957 Add casts to enum type.
11958 (setup_cover_and_important_classes): Change cl to int. Add casts
11960 (setup_class_translate): Change cl and mode to int.
11961 (ira_init_once): Change mode to int.
11962 (free_register_move_costs): Likewise.
11963 (setup_prohibited_mode_move_regs): Add casts to enum type.
11964 * langhooks.c (add_builtin_function_common): Rework assertion that
11965 value fits bitfield.
11966 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
11967 * omega.c (omega_do_elimination): Avoid math on enum types.
11968 * optabs.c (expand_vec_shift_expr): Remove casts to int.
11969 * opts.c (set_debug_level): Change 2 to enum constant. Use new
11970 int local to handle integral_argment value.
11971 * regmove.c (try_auto_increment): Change PUT_MODE to
11973 * reload.c (push_secondary_reload): Add casts to enum type.
11974 (secondary_reload_class, find_valid_class): Likewise.
11975 * reload1.c (emit_input_reload_insns): Likewise.
11976 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
11977 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
11978 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
11980 * tree.c (build_common_builtin_nodes): Add casts to enum type.
11981 * tree-complex.c (complex_lattice_t): Typedef to int rather than
11983 (expand_complex_libcall): Add casts to enum type.
11984 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
11985 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
11986 with ERROR_MARK, not NUM_TREE_CODES.
11987 (vect_create_epilog_for_reduction): Likewise.
11988 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
11989 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
11990 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
11992 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
11993 vect_unused_in_loop. Change 0 to loop_vect.
11994 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
11995 * var-tracking.c (get_init_value): Change return type to enum
11997 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
11998 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
12000 (arm_override_options): Add casts to enum type.
12001 (arm_emit_tls_decoration): Likewise.
12002 * config/i386/i386.c (ix86_function_specific_restore): Add casts
12004 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
12005 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
12006 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
12008 * config/s390/s390.c (code_for_builtin_64): Change to array of
12010 (code_for_builtin_31): Likewise.
12011 (s390_expand_builtin): Change code_for_builtin to enum insn_code
12013 * config/sparc/sparc.c (sparc_override_options): Change value
12014 field in struct code_model to enum cmodel. In initializer change
12015 0 to NULL and add cast to enum type.
12017 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
12018 Change all callers. Issue a -Wc++-compat warning using
12019 lhs_origtype if necessary.
12020 (convert_for_assignment): Issue -Wc++-compat warnings about
12021 invalid conversions to enum type on assignment.
12022 * c-common.h (build_modify_expr): Update declaration.
12024 2009-04-24 Nick Clifton <nickc@redhat.com>
12026 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
12027 (function_arg_advance): Likewise.
12028 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
12031 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
12033 * config/s390/constraints.md ('I', 'J'): Fix condition.
12035 2009-04-24 Diego Novillo <dnovillo@google.com>
12037 * gengtype-parse.c (parse_error): Add newline after message.
12039 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
12041 * config/i386/sse.md (avxmodesuffixs): Removed.
12042 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
12043 (*avx_pinsr<ssevecsize>): This.
12045 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
12047 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
12048 follow chains of regs with a single definition, and allow expressions
12049 that are function_invariant_p.
12050 (simple_rhs_p): Allow expressions that are function_invariant_p.
12052 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
12054 PR middle-end/39867
12055 * fold-const.c (fold_cond_expr_with_comparison): When folding
12056 > and >= to MAX, make sure the MAX uses the same type as the
12057 comparison's operands.
12059 2009-04-24 Nick Clifton <nickc@redhat.com>
12061 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
12062 addressing for DImode accesses.
12063 (frv_print_operand_address): Handle PLUS case.
12064 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
12066 2009-04-24 Jakub Jelinek <jakub@redhat.com>
12068 PR rtl-optimization/39794
12069 * alias.c (canon_true_dependence): Add x_addr argument.
12070 * rtl.h (canon_true_dependence): Adjust prototype.
12071 * cse.c (check_dependence): Adjust canon_true_dependence callers.
12072 * cselib.c (cselib_invalidate_mem): Likewise.
12073 * gcse.c (compute_transp): Likewise.
12074 * dse.c (scan_reads_nospill): Likewise.
12075 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
12076 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
12077 canon_base_addr of the group, plus optional offset.
12078 (struct group_info): Rename canon_base_mem to
12080 (get_group_info): Set canon_base_addr to canon_rtx of base, not
12081 canon_rtx of base_mem.
12083 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
12085 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
12086 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
12088 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
12090 * config/spu/spu-builtins.h: Delete file.
12092 * config/spu/spu.h (enum spu_builtin_type): Move here from
12094 (struct spu_builtin_description): Likewise. Add GTY marker.
12095 Do not use enum spu_function_code or enum insn_code.
12096 (spu_builtins): Add extern declaration.
12098 * config/spu/spu.c: Do not include "spu-builtins.h".
12099 (enum spu_function_code, enum spu_builtin_type_index,
12100 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
12101 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
12102 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
12103 unsigned_V2DI_type_node): Move here from spu-builtins.h.
12104 (spu_builtin_types): Make static. Add GTY marker.
12105 (spu_builtins): Add extern declaration with GTY marker.
12106 Include "gt-spu.h".
12108 * config/spu/spu-c.c: Do not include "spu-builtins.h".
12109 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
12110 Check programmatically whether all parameters are scalar.
12112 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
12114 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
12116 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
12117 assignment from the constructor either if the target is volatile.
12119 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
12121 * config/arm/arm.md (insv): Do not share operands[0].
12123 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
12125 * config/vxlib-tls.c (active_tls_threads): Delete.
12126 (delete_hook_installed): New.
12127 (tls_delete_hook): Don't delete the delete hook.
12128 (tls_destructor): Delete it here.
12129 (__gthread_set_specific): Adjust installing the delete hook.
12130 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
12131 __gthread_leave_tsd_dtor_context.
12133 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
12135 * c-format.c (gcc_tdiag_char_table): Add support for %E.
12137 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
12139 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
12141 (alpha_rtx_costs): Ditto.
12142 (emit_unlikely_jump): Use add_reg_note.
12143 (emit_frame_store_1): Ditto.
12144 (alpha_expand_prologue): Ditto.
12145 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
12146 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
12148 2009-04-23 Nick Clifton <nickc@redhat.com>
12150 * config/v850/v850.md (epilogue): Remove suppressed code.
12151 (return): Rename to return_simple and remove test of frame size.
12152 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
12153 to gen_return_simple.
12155 2009-04-22 Jing Yu <jingyu@google.com>
12158 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
12160 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
12163 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
12164 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
12165 value is a VECTOR_CST, the element type is the element type of the
12168 2009-04-22 DJ Delorie <dj@redhat.com>
12170 * config/m32c/m32c.h: Update GTY annotations to new syntax.
12172 2009-04-22 Jakub Jelinek <jakub@redhat.com>
12174 * alias.c (find_base_term): Move around LO_SUM case, so that
12175 CONST falls through into PLUS/MINUS handling.
12178 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
12179 into 0, use omit_one_operand.
12181 2009-04-23 Ben Elliston <bje@au.ibm.com>
12183 * config/rs6000/linux-unwind.h (get_regs): Remove type
12184 puns. Change the type of `pc' to an array of unsigned ints and
12185 update all users. Constify frame24.
12187 2009-04-22 DJ Delorie <dj@redhat.com>
12189 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
12190 declarations before code.
12191 (current_function_special_page_vector): Likewise.
12192 (m32c_expand_insv): Silence a warning.
12194 2009-04-21 Taras Glek <tglek@mozilla.com>
12196 * alias.c: Update GTY annotations to new syntax.
12197 * basic-block.h: Likewise.
12198 * bitmap.h: Likewise.
12199 * c-common.h: Likewise.
12200 * c-decl.c: Likewise.
12201 * c-parser.c: Likewise.
12202 * c-pragma.c: Likewise.
12203 * c-tree.h: Likewise.
12204 * cfgloop.h: Likewise.
12205 * cgraph.h: Likewise.
12206 * config/alpha/alpha.c: Likewise.
12207 * config/arm/arm.h: Likewise.
12208 * config/avr/avr.h: Likewise.
12209 * config/bfin/bfin.c: Likewise.
12210 * config/cris/cris.c: Likewise.
12211 * config/darwin.c: Likewise.
12212 * config/frv/frv.c: Likewise.
12213 * config/i386/i386.c: Likewise.
12214 * config/i386/i386.h: Likewise.
12215 * config/i386/winnt.c: Likewise.
12216 * config/ia64/ia64.h: Likewise.
12217 * config/iq2000/iq2000.c: Likewise.
12218 * config/mips/mips.c: Likewise.
12219 * config/mmix/mmix.h: Likewise.
12220 * config/pa/pa.c: Likewise.
12221 * config/pa/pa.h: Likewise.
12222 * config/rs6000/rs6000.c: Likewise.
12223 * config/s390/s390.c: Likewise.
12224 * config/sparc/sparc.c: Likewise.
12225 * config/xtensa/xtensa.c: Likewise.
12226 * cselib.h: Likewise.
12227 * dbxout.c: Likewise.
12228 * dwarf2out.c: Likewise.
12229 * except.c: Likewise.
12230 * except.h: Likewise.
12231 * fixed-value.h: Likewise.
12232 * function.c: Likewise.
12233 * function.h: Likewise.
12234 * gimple.h: Likewise.
12235 * integrate.c: Likewise.
12236 * optabs.c: Likewise.
12237 * output.h: Likewise.
12238 * real.h: Likewise.
12240 * stringpool.c: Likewise.
12241 * tree-data-ref.c: Likewise.
12242 * tree-flow.h: Likewise.
12243 * tree-scalar-evolution.c: Likewise.
12244 * tree-ssa-address.c: Likewise.
12245 * tree-ssa-alias.h: Likewise.
12246 * tree-ssa-operands.h: Likewise.
12247 * tree.c: Likewise.
12248 * tree.h: Likewise.
12249 * varasm.c: Likewise.
12250 * varray.h: Likewise.
12252 * coretypes.h: Do not define GTY macro if it is already defined.
12253 * doc/gty.texi: Update GTY documentation to new syntax.
12254 * gengtype-lex.l: Enforce attribute-like syntax for GTY
12255 annotations on structs.
12256 * gengtype-parse.c: Likewise.
12258 2009-04-22 Mark Heffernan <meheff@google.com>
12260 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
12262 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
12264 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
12267 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
12269 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
12270 the same as a PLUS without a shift. Increase the cost of a
12273 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12275 * Makefile.in: Update dependencies.
12276 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
12277 * errors.h: Remove bogus comment about compatibility.
12278 (warning): Update declaration.
12279 * genautomata.c: Update all calls to warning.
12280 * gimple.c: Do not include errors.h. Include toplev.h.
12281 * tree-ssa-structalias.c: Do not include errors.h.
12282 * omega.c: Likewise.
12283 * tree-ssa-reassoc.c: Likewise.
12284 * config/spu/spu-c.c: Likewise.
12285 * config/spu/t-spu-elf: Update dependencies.
12287 2009-04-22 Richard Guenther <rguenther@suse.de>
12289 PR tree-optimization/39824
12290 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
12291 make sure the types are compatible.
12293 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12296 * c-common.c (c_parse_error): Take a token_flags parameter.
12297 Use token_type for the token type instead.
12298 Pass token_flags to cpp_type2name.
12299 * c-common.h (c_parse_error): Update declaration.
12300 * c-parser.c (c_parser_error): Pass 0 as token flags.
12302 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
12304 PR rtl-optimization/39580
12305 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
12307 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
12309 * function.c (expand_function_end): Do not emit a jump to the "naked"
12310 return label for fall-through returns.
12311 * except.c (sjlj_emit_function_exit): Always place the call to the
12312 unregister function at the location installed by expand_function_end.
12314 2009-04-22 Richard Guenther <rguenther@suse.de>
12316 PR tree-optimization/39845
12317 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
12318 (gen_inbound_check): Likewise.
12320 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
12322 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
12324 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
12325 * config/vxlib.c (__gthread_once): Add race guard for PPC.
12327 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
12329 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
12330 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
12331 shift counts to avoid out-of-bounds array accesses.
12333 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
12335 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
12336 (Pmode): Move above.
12338 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
12340 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
12341 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
12342 GET_CODE macro. Use IN_RANGE macro where appropriate.
12343 * config/alpha/alpha.h: Ditto.
12344 * config/alpha/alpha.md: Ditto.
12345 * config/alpha/constraints.md: Ditto.
12346 * config/alpha/predicates.md: Ditto.
12348 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
12350 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
12351 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12352 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12353 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12354 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12355 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12356 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12357 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12358 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12359 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12360 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12361 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12362 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12363 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12364 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12365 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12366 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12367 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12368 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12369 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12370 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12371 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12372 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12373 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12374 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12375 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12376 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12378 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
12380 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
12381 references from comments.
12382 * cfgbuild.c: (count_basic_blocks): Delete.
12383 (find_basic_blocks_1): Delete.
12384 (find_basic_blocks): Delete.
12385 * except.c (finish_eh_generation): Make static. Move comment from
12386 except.h here. Remove find_basic_blocks references from comments.
12387 * except.h (finish_eh_generation): Delete.
12388 * basic-block.h (find_basic_blocks): Delete.
12389 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
12391 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
12393 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
12394 (sdbout_parms): Likewise.
12396 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
12398 * config/sh/sh.c (prepare_cbranch_operands): Use
12399 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
12400 (expand_cbranchdi4): Likewise.
12401 (from_compare): Add cast to enum type.
12402 (expand_cbranchsi4): Use add_reg_note.
12403 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
12404 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
12405 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
12406 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
12407 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
12408 instead of CODE_FOR_nothing.
12409 (cbranchdi4): Likewise. Fix the order of arguments for
12411 (push_fpscr): Use add_reg_note.
12412 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
12413 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
12415 2009-04-21 Joseph Myers <joseph@codesourcery.com>
12417 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
12418 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
12419 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
12420 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
12421 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
12422 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
12423 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
12424 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
12425 config/alpha/x-vms, config/arc/t-arc,
12426 config/arm/README-interworking, config/arm/arm-c.c,
12427 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
12428 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
12429 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
12430 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
12431 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
12432 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
12433 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
12434 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
12435 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
12436 config/cris/t-elfmulti, config/crx/t-crx,
12437 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
12438 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
12439 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
12440 config/h8300/t-h8300, config/i386/athlon.md,
12441 config/i386/darwin-libgcc.10.4.ver,
12442 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
12443 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
12444 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
12445 config/i386/t-linux64, config/i386/t-nwld,
12446 config/i386/t-rtems-i386, config/i386/t-sol2-10,
12447 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
12448 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
12449 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
12450 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
12451 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
12452 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
12453 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
12454 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
12455 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
12456 config/m68k/t-uclinux, config/mcore/t-mcore,
12457 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
12458 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
12459 config/mips/crtn.asm, config/mips/irix-crti.asm,
12460 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
12461 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
12462 config/mips/mips-fixed.md, config/mips/sb1.md,
12463 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
12464 config/mips/t-iris6, config/mips/t-isa3264,
12465 config/mips/t-libgcc-mips16, config/mips/t-linux64,
12466 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
12467 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
12468 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
12469 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
12470 config/mn10300/t-linux, config/mn10300/t-mn10300,
12471 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
12472 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
12473 config/picochip/libgccExtras/clzsi2.asm,
12474 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
12475 config/rs6000/darwin-libgcc.10.4.ver,
12476 config/rs6000/darwin-libgcc.10.5.ver,
12477 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
12478 config/rs6000/t-aix43, config/rs6000/t-aix52,
12479 config/rs6000/t-darwin, config/rs6000/t-fprules,
12480 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
12481 config/rs6000/t-lynx, config/rs6000/t-netbsd,
12482 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
12483 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
12484 config/rs6000/t-rtems, config/rs6000/t-spe,
12485 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
12486 config/score/t-score-elf, config/sh/divcost-analysis,
12487 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
12488 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
12489 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
12490 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
12491 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
12492 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
12493 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
12494 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
12495 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
12496 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
12497 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
12498 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
12499 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
12500 limitx.h, version.c, xcoff.h: Add copyright and license notices.
12501 * config/h8300/genmova.sh: Include copyright and license notices
12502 in generated output.
12503 * config/h8300/mova.md: Regenerate.
12504 * doc/install.texi2html: Include word "Copyright" in copyright
12505 notice and use name "Free Software Foundation, Inc.".
12506 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
12507 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
12508 ChangeLog-2007, ChangeLog-2008: Correct dates.
12510 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
12512 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
12513 NE_EXPR operations as well.
12514 * c-parser.c (c_parser_condition): Do not set location information on
12516 (c_parser_conditional_expression): Likewise.
12517 (c_parser_binary_expression): Set location information on operators.
12518 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
12519 TRUTH_NOT_EXPR has been folded.
12520 * fold-const.c (fold_truth_not_expr): Copy location information from
12521 the incoming expression to the outgoing one.
12522 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
12523 recursive calls on the LHS of the operator but pass that of the
12524 operator to recursive calls on the RHS of the operator. Set it
12526 (shortcut_cond_expr): Set the locus of the operator on the second
12527 COND_EXPR and that of the expression on the first in degenerate cases.
12528 Pass the locus of the expression to calls to shortcut_cond_r.
12529 Set the locus of the 'then' block on the associated jump, if any.
12530 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
12531 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
12532 expression to call to gimplify_boolean_expr.
12534 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
12536 * config.gcc: Add additional configuration for
12537 i686-w64-mingw* and x86_64-w64-mingw* triplet.
12538 * config/i386/mingw-w64.h: New mingw-w64 specific header.
12539 (CPP_SPEC): Redefine for allowing -municode option.
12540 (STARTFILE_SPEC): Likewise.
12541 * config/i386/t-mingw-w64: New.
12542 * config/i386/mingw-w64.opt: New.
12543 (municode): Add new target option.
12544 * doc/invoke.texi (municode): Add documentation for new option.
12546 2009-04-21 Ian Lance Taylor <iant@google.com>
12548 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
12549 Correct test for number of arguments.
12550 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
12552 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
12554 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
12555 argument of emit_library_call.
12557 2009-04-21 Richard Guenther <rguenther@suse.de>
12559 PR middle-end/39829
12560 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
12561 inside VIEW_CONVERT_EXPRs.
12563 2009-04-21 Martin Jambor <mjambor@suse.cz>
12565 * tree-switch-conversion.c (build_constructors): Split a long line.
12566 (constructor_contains_same_values_p): New function.
12567 (build_one_array): Create assigns of constants if possible, do not
12568 call mark_sym_for_renaming, call update_stmt.
12569 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
12570 make_rename_temp. Do not call mark_symbols_for_renaming, call
12572 (gen_def_assigns): Do not call mark_symbols_for_renaming or
12573 find_new_referenced_vars, call update_stmt.
12574 (gen_inbound_check): Use create_tmp_var and create ssa names manually
12575 instead of calling make_rename_temp. Do not call
12576 find_new_referenced_vars or mark_symbols_for_renaming, call
12579 2009-04-21 Richard Guenther <rguenther@suse.de>
12581 PR tree-optimization/39827
12582 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
12583 (tree_ssa_phiprop): Pass the correct array size.
12585 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
12587 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
12589 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
12592 * c-typeck.c (lvalue_p): Move declaration ...
12593 * c-common.h (lvalue_p): ... to here.
12594 * c-common.c (candidate_equal_p): New.
12595 (add_tlist): Use it.
12596 (merge_tlist): Use it.
12597 (warn_for_collisions_1): Likewise.
12598 (warning_candidate_p): Accept more candidates.
12599 (verify_tree): A warning candidate can be an expression. Use
12602 2009-04-21 Ben Elliston <bje@au.ibm.com>
12605 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
12606 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
12607 options. Remove -mcall-solaris documentation.
12609 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12612 * doc/invoke.texi (-Wlong-long): Update description.
12613 * c-lex (interpret_integer): Only warn if there was no previous
12614 overflow and -Wlong-long is enabled.
12615 * c-decl.c (declspecs_add_type): Drop redundant flags.
12616 * c.opt (Wlong-long): Init to -1.
12617 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
12618 and front-end warn_long_long. Wlong-long only depends on other
12619 flags if it is uninitialized.
12620 * c-parser.c (disable_extension_diagnostics): warn_long_long is
12621 the same for CPP and FE.
12622 (restore_extension_diagnostics): Likewise.
12624 2009-04-20 Ian Lance Taylor <iant@google.com>
12626 Fix enum conversions which are invalid in C++:
12627 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
12628 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
12629 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
12630 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
12631 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
12632 (dbxout_parms): Likewise.
12633 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
12634 (df_clear_flags): Likewise.
12635 * df-problems.c (df_rd_bb_local_compute_process_def): Change
12636 top_flag parameter to int.
12637 (df_chain_create_bb_process_use): Likewise.
12638 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
12640 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
12641 (df_ref_create_structure, df_def_record_1): Likewise.
12642 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
12643 (df_notes_rescan): Change 0 to VOIDmode in function call.
12644 (df_get_call_refs, df_insn_refs_collect): Likewise.
12645 (df_bb_regs_collect): Likewise.
12646 (df_entry_block_defs_collect): Likewise.
12647 (df_exit_block_uses_collect): Likewise.
12648 * df.h: Update declarations.
12649 * double-int.c (double_int_divmod): Add cast to enum type.
12650 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
12651 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
12652 (based_loc_descr): Likewise.
12653 (loc_descriptor_from_tree_1): Change first_op and second_op to
12654 enum dwarf_location_atom. Add cast to enum type.
12655 * expmed.c (init_expmed): Change 0 to SET in function call.
12656 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
12657 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
12658 (do_store_flag): Likewise.
12659 * fixed-value.h (struct fixed_value): Change mode to enum
12661 * function.c (assign_parms): Change 0 to VOIDmode in function call.
12662 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
12664 (insert_insn_decl, insert_decl, insert_state): Likewise.
12665 (automata_list_finish): Likewise.
12666 * genrecog.c (process_define_predicate): Add cast to enum type.
12667 * gensupport.c (init_predicate_table): Add cast to enum type.
12668 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
12670 (gimple_build_call_1, gimple_build_label): Likewise.
12671 (gimple_build_goto, gimple_build_asm_1): Likewise.
12672 (gimple_build_switch_1, gimple_build_cdt): Likewise.
12673 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
12674 (enum fallback): Rename from enum fallback_t.
12675 (fallback_t): Typedef as int.
12676 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
12677 GSI_SAME_STMT in function call.
12678 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
12680 (setup_reg_class_relations): Likewise.
12681 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
12682 (setup_prohibited_class_mode_regs): Add cast to enum type.
12683 (setup_prohibited_mode_move_regs): Likewise.
12684 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
12685 (record_address_regs): Change i to enum reg_class.
12686 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
12687 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
12688 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
12689 (GET_MODE_2XWIDER_MODE): Likewise.
12690 (GET_CLASS_NARROWEST_MODE): Likewise.
12691 * omp-low.c (expand_omp_for): Add cast to enum type.
12692 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
12693 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
12694 * postreload.c (reload_cse_simplify_operands): Change rclass local
12696 * predict.c (combine_predictions_for_insn): Change best_predictor
12697 and predictor to enum br_predictor.
12698 (combine_predictions_for_bb): Likewise.
12699 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
12700 use SET_PREDICT_EXPR_OUTCOME.
12701 * real.c (real_arithmetic): Change icode to code in function call.
12702 * reginfo.c (init_move_cost): Add casts to enum type.
12703 (init_reg_sets_1, init_fake_stack_mems): Likewise.
12704 * regmove.c (regclass_compatible_p): Change class0 and class1 to
12706 * reload.c (find_valid_class): Add casts to enum type.
12707 (push_reload): Change 0 to NO_REGS in function call.
12708 (find_reloads): Change this_alternative to array of enum
12709 reg_class. Remove some now-unnecessary casts.
12710 (make_memloc): Change 0 to VOIDmode in function call.
12711 * reload1.c (reload): Change 0 to VOIDmode in function call.
12712 (eliminate_regs_1, elimination_effects): Likewise.
12713 (eliminate_regs_in_insn): Likewise.
12714 (emit_input_reload_insns): Add cast to enum type.
12715 (delete_output_reload): Change 0 to VOIDmode in function call.
12716 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
12717 to enum type in function call.
12718 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
12719 (SET_PREDICT_EXPR_OUTCOME): Define.
12720 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
12721 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
12722 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
12723 (dump_function): Likewise.
12724 * tree-dump.h: Update declarations.
12725 * tree-pass.h: Update declarations.
12726 * varasm.c (assemble_integer): Change mclass to enum mode_class.
12727 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
12729 (arm_rtx_costs_1): Correct parenthesization.
12730 (arm_rtx_costs): Add casts to enum type.
12731 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
12732 (vfp_emit_fstmd): Use add_rg_note.
12733 (emit_multi_reg_push, emit_sfm): Likewise.
12734 (thumb_set_frame_pointer): Likewise.
12735 (arm_expand_prologue): Likewise.
12736 (arm_regno_class): Change return type to enum reg_class.
12737 (thumb1_expand_prologue): Use add_reg_note.
12738 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
12739 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
12741 * config/arm/gentune.sh: Add cast to enum type.
12742 * config/arm/arm-tune.md: Rebuild.
12743 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
12744 (ix86_split_fp_branch, predict_jump): Likewise.
12745 (ix86_expand_multi_arg_builtin): Change sub_code from enum
12746 insn_code to enum rtx_code.
12747 (ix86_builtin_vectorized_function): Add cast to enum type.
12748 * config/i386/i386.md (truncdfsf2): Change slot to enum
12750 (truncxf<mode>2, isinf<mode>2): Likewise.
12751 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
12753 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
12754 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
12755 (insert_bundle_state): Change 1 to INSERT in function call.
12756 (ia64_add_bundle_selector_before): Likewise.
12757 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
12758 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
12759 (restore_stack_nonlocal): Likewise.
12760 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
12762 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
12764 (mips_rtx_costs): Likewise.
12765 (mips_override_options): Add casts to enum type.
12766 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
12768 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
12769 (store_reg, set_reg_plus_d): Likewise.
12770 (hppa_expand_prologue, hppa_profile_hook): Likewise.
12771 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
12773 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
12775 (emit_unlikely_jump): Use add_reg_note.
12776 (rs6000_emit_allocate_stack): Likewise.
12777 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
12778 (output_toc): Change 1 to INSERT in function call.
12779 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
12780 (rs6000_initialize_trampoline): Likewise.
12781 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
12783 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
12784 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
12785 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
12786 (save_gprs): Use add_reg_note.
12787 (s390_emit_prologue): Likewise.
12788 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
12789 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
12790 (sparc_fold_builtin): Add cast to enum type.
12791 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
12793 (spu_expand_prologue): Use add_reg_note.
12794 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
12796 2009-04-20 Ian Lance Taylor <iant@google.com>
12798 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
12799 (c_parser_postfix_expression_after_primary): Get VEC for list of
12800 arguments. Get original types of arguments. Call
12801 build_function_call_vec.
12802 (cached_expr_list_1, cached_expr_list_2): New static variables.
12803 (c_parser_expr_list): Change return type to VEC *. Add
12804 p_orig_types parameter. Change all callers.
12805 (c_parser_release_expr): New static function.
12806 (c_parser_vec_to_tree_list): New static function.
12807 * c-typeck.c (build_function_call): Rewrite to build a VEC and
12808 call build_function_call_vec.
12809 (build_function_call_vec): New function, based on old
12810 build_function_call.
12811 (convert_arguments): Remove nargs and argarray parameters. Change
12812 values to a VEC. Add origtypes parameter.
12813 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
12814 (convert_for_assignment): Add origtype parameter. Change all
12815 callers. If warn_cxx_compat, check for conversion to an enum
12816 type when calling a function.
12817 (store_init_value): Add origtype parameter. Change all callers.
12818 (digest_init): Likewise.
12819 (struct init_node): Add origtype field.
12820 (add_pending_init): Add origtype parameter. Change all callers.
12821 (output_init_element): Likewise.
12822 (output_pending_init_elements): Pass origtype from init_node to
12823 output_init_element.
12824 (process_init_element): Pass origtype from c_expr to
12825 output_init_element.
12826 (c_finish_return): Add origtype parameter. Change all callers.
12827 * c-common.c (sync_resolve_size): Change params to VEC *. Change
12829 (sync_resolve_params): Likewise.
12830 (sync_resolve_return): Change params to first_param. Change caller.
12831 (resolve_overloaded_builtins): Change params to VEC *. Change
12832 callers. Save first parameter around call to build_function_call_vec.
12833 * c-decl.c (finish_decl): Add origtype parameter. Change all
12834 callers. Call build_function_call_vec rather than
12835 build_function_call for cleanup.
12836 * c-tree.h: Update declarations.
12837 * c-common.h: Update declarations.
12838 * stub-objc.c (objc_rewrite_function_call): Change parameter from
12839 params to first_param.
12840 * target.h (struct gcc_target): Change resolve_overloaded_builtin
12841 params parameter from tree to void *.
12842 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
12843 Change arglist parameter to have type void *, and to be a pointer
12845 * config/rs6000/rs6000-protos.h
12846 (altivec_resolve_overloaded_builtin): Update declaration.
12847 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
12848 fnargs parameter to have type void *, and to be a pointer to a
12849 VEC. Call build_function_call_vec instead of
12850 build_function_call.
12851 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
12853 2009-04-20 Joey Ye <joey.ye@intel.com>
12854 Xuepeng Guo <xuepeng.guo@intel.com>
12855 H.J. Lu <hongjiu.lu@intel.com>
12857 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
12859 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
12860 (IX86_LEA_PRIORITY): Likewise.
12861 (distance_non_agu_define): New function.
12862 (distance_agu_use): Likewise.
12863 (ix86_lea_for_add_ok): Likewise.
12864 (ix86_dep_by_shift_count): Likewise.
12866 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
12867 should split for LEA.
12869 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
12871 (ix86_dep_by_shift_count): Likewise.
12873 2009-04-20 Richard Guenther <rguenther@suse.de>
12875 * expr.c (handled_component_p): Move ...
12876 * tree.h (handled_component_p): ... here.
12877 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
12878 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
12879 and REALPART_EXPR to be in one group.
12881 2009-04-20 Richard Guenther <rguenther@suse.de>
12883 * basic-block.h (get_all_dominated_blocks): Declare.
12884 * dominance.c (get_all_dominated_blocks): New function.
12885 * tree-cfg.c (get_all_dominated_blocks): Remove.
12886 (remove_edge_and_dominated_blocks): Adjust.
12887 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
12888 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
12889 instead of recursing.
12891 2009-04-20 Doug Kwan <dougkwan@google.com>
12893 * cgraph.h (cgraph_node_ptr): New type for vector functions.
12894 (struct cgraph_node_set_def): New type.
12895 (cgraph_node_set) New type. Also declare vector functions.
12896 (struct cgraph_node_set_element_def): New type.
12897 (cgraph_node_set_element): Ditto.
12898 (cgraph_node_set_iterator): New iterator type.
12899 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
12900 cgraph_node_set_remove, dump_cgraph_node_set,
12901 debug_cgraph_node_set): New prototypes.
12902 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
12903 cgraph_node_set_size): New inlines.
12904 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
12905 including cgraph.h.
12906 (struct ipa_opt_pass): Add struct cgraph_node_set_def
12907 argument to function 'write_summary'.
12908 * ipa.c: Include ggc.h.
12909 (hash_cgraph_node_set_element,
12910 eq_cgraph_node_set_element, cgraph_node_set_new,
12911 cgraph_node_set_add, cgraph_node_set_remove,
12912 cgraph_node_set_find, dump_cgraph_node_set,
12913 debug_cgraph_node_set): New functions.
12914 * Makefile.in (ipa.o): Add dependency on GGC_H.
12916 2009-04-20 Ira Rosen <irar@il.ibm.com>
12918 PR tree-optimization/39675
12919 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
12920 check of the return code of vect_schedule_slp. Check that
12921 stmt_vec_info still exists for the statement, before checking its
12922 vectorization type.
12924 2009-04-20 Michael Matz <matz@suse.de>
12926 * Makefile.in (generated_files): Take out $(simple_generated_c).
12928 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
12930 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
12931 (UINTPTR_TYPE): Likewise.
12933 2009-04-19 Joseph Myers <joseph@codesourcery.com>
12936 * c-typeck.c (digest_init): Check for initializing an array with a
12939 2009-04-19 Joseph Myers <joseph@codesourcery.com>
12942 * c-semantics.c (pop_stmt_list): Propagate
12943 STATEMENT_LIST_HAS_LABEL to parent statement list.
12945 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
12947 * config/mips/mips.h (mips_tune_attr): New macro.
12948 * config/mips/mips.md (cpu): Use it.
12950 2009-04-19 Joseph Myers <joseph@codesourcery.com>
12953 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
12956 2009-04-19 Diego Novillo <dnovillo@google.com>
12958 * toplev.c (compile_file): Move call to coverage_finish ...
12959 * cgraphunit.c (ipa_passes): ... here.
12960 Call cgraph_process_new_functions.
12961 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
12962 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
12964 2009-04-19 Jan Hubicka <jh@suse.cz>
12966 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
12968 (dump_cgraph_node): Dump can throw external flag.
12969 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
12971 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
12975 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
12976 * common.opt (Wlogical-op): Move from here...
12977 * c.opt (Wlogical-op): ... to here.
12978 * c-typeck.c (parser_build_binary_op): Update call to
12979 warn_logical_operator.
12980 * c-opts.c (c_common_post_options): Enable warn_logical_op with
12982 * c-common.c (warn_logical_op): Update.
12983 * c-common.h (warn_logical_op): Update declaration.
12985 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
12987 * tree.c (protected_set_expr_location): Fix formatting.
12989 2009-04-18 Joseph Myers <joseph@codesourcery.com>
12992 * c-typeck.c (readonly_warning): new.
12993 (build_unary_op, build_modify_expr): Use readonly_warning for
12994 storing into something readonly but not const-qualified.
12996 2009-04-18 Joseph Myers <joseph@codesourcery.com>
12999 * c-typeck.c (build_unary_op): Check for taking address of
13000 expression of type void.
13002 2009-04-18 Joseph Myers <joseph@codesourcery.com>
13005 * c-typeck.c (build_function_call): Check for calling a function
13006 with qualified void return types. Call require_complete_type when
13009 2009-04-18 Jan Hubicka <jh@suse.cz>
13011 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
13013 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
13014 can_throw_external flag.
13015 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
13016 * ipa-pure-const.c (ignore_edge): New function.
13017 (propagate): Compute order for NOTHROW computation; set NOTHROWs
13018 only over can_throw_external edges.
13019 (local_pure_const): Add nothrow flag.
13020 * ipa-utils.c (searchc): Add ignore_edge callback.
13021 (ipa_utils_reduced_inorder): Add ignore_edge callback.
13022 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
13023 (set_nothrow_function_flags): Update cgraph.
13024 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
13026 2009-04-18 Richard Guenther <rguenther@suse.de>
13028 PR middle-end/39804
13029 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
13030 (fold_stmt): ... this and ...
13031 (fold_stmt_inplace): ... this.
13032 (fold_stmt_1): Fold references in calls and asms.
13033 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
13035 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
13037 * tree-vrp.c (ssa_name_nonzero_p): Remove.
13038 * tree.h: Remove the prototype for ssa_name_nonzero_p.
13040 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
13042 * tree.c (function_args_count): Remove.
13043 * tree.h: Remove the prototype for function_args_count.
13045 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
13047 * tree-iterator.c (expr_only): Remove.
13048 * tree.h: Remove the prototype for expr_only.
13050 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
13052 * reginfo.c (cannot_change_mode_set_regs): Remove.
13053 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
13055 2009-04-08 Anatoly Sokolov <aesok@post.ru>
13057 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
13058 whether operands 0 and 1 overlaps.
13060 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
13062 PR middle-end/36902
13063 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
13064 pointer. Use warning_at instead of warning.
13065 (search_for_addr_array): Likewise.
13066 (check_array_bounds): Likewise.
13067 (check_all_array_refs): Check that the incoming edge is not in the
13068 list of edges to be removed.
13069 (check_all_array_refs): Avoid the temporal pointer.
13070 (vrp_visit_cond_stmt): Fix typo.
13071 (simplify_switch_using_ranges): Handle the case where the switch
13072 index is an integer constant.
13074 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
13076 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
13078 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
13080 * doc/extend.texi, doc/invoke.texi: Fix typos.
13082 2009-04-17 Cary Coutant <ccoutant@google.com>
13084 * tree-flow-inline.h (get_lineno): Fix inverted test.
13086 2009-04-17 Diego Novillo <dnovillo@google.com>
13088 * tree-ssa-pre.c (create_expression_by_pieces): Remove
13089 assertion for AVAIL_OUT.
13091 2009-04-17 Mike Frysinger <vapier@gentoo.org>
13094 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
13095 * config/sh/linux-atomic.asm: Likewise.
13097 2009-04-17 Diego Novillo <dnovillo@google.com>
13099 * except.c (debug_eh_tree): New.
13100 (struct eh_region, struct eh_status): Move ...
13101 * except.h: ... here.
13102 (add_type_for_runtime): Declare extern.
13103 (lookup_type_for_runtime): Likewise.
13104 (debug_eh_tree): Declare.
13105 * Makefile.in (GTFILES): List except.h before except.c
13107 2009-04-17 Diego Novillo <dnovillo@google.com>
13109 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
13110 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
13111 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
13112 (find_vars_r): ... here.
13113 * tree-flow.h (find_referenced_vars_in): Declare.
13114 * tree-ssa-pre.c (create_expression_by_pieces): Assert
13115 that AVAIL_OUT exists for BLOCK.
13116 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
13117 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
13118 (tree-parloops.o): Likewise.
13120 2009-04-17 Simon Baldwin <simonb@google.com>
13122 * toplev.c (default_tree_printer): Add handling for %E format.
13124 2009-04-17 Diego Novillo <dnovillo@google.com>
13126 * tree-pretty-print.c (dump_generic_node): Add break after
13127 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
13128 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
13129 FUNCTION_TYPE together. Call print_struct_decl when printing
13130 structures and TDF_SLIM is not given.
13131 (print_struct_decl): Fix logic for detecting recursion.
13133 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
13136 * gcc.c (create_at_file): New.
13137 (compile_input_file_p): New.
13138 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
13139 * main.c (main): Update call to toplev_main.
13140 * toplev.c (toplev_main): Change signature. Call expandargv.
13141 * toplev.h (toplev_main): Change signature.
13143 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
13145 * dwarf2out.c (field_byte_offset): Use the type size as the field size
13146 if the latter is not constant.
13148 2009-04-17 David Edelsohn <edelsohn@gnu.org>
13150 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
13152 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
13154 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
13155 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
13157 2009-04-17 Richard Guenther <rguenther@suse.de>
13159 * tree-ssa-structalias.c (get_constraint_for_component_ref):
13160 Handle component references view-converting an invariant address.
13162 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
13164 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
13165 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
13166 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
13167 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
13168 Use @deftypevr rather than @deftypevar.
13170 2009-04-17 Richard Guenther <rguenther@suse.de>
13172 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
13173 (get_prop_source_stmt): Likewise.
13174 (can_propagate_from): Likewise.
13176 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
13178 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
13179 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
13180 (--with-multilib-list): Add default value.
13181 * configure: Regenerate.
13182 * Makefile.in (TM_ENDIAN_CONFIG): Define.
13183 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
13184 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
13185 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
13186 Don't add default cpu to multilib list unnecessarily, but do enable
13187 the relevant compiler option..
13188 Add support for --with-multilib-list=<blank> and
13189 --with-multilib-list=!<somelib> to supress unwanted multilibs.
13190 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
13191 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
13192 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
13193 TM_MULTILIB_CONFIG.
13194 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
13195 (MULTILIB_OSDIRNAMES): New variable.
13196 * config/sh/t-1e: Delete file.
13197 * config/sh/t-mlib-sh1: Delete file.
13198 * config/sh/t-mlib-sh2: Delete file.
13199 * config/sh/t-mlib-sh2a: Delete file.
13200 * config/sh/t-mlib-sh2a-nofpu: Delete file.
13201 * config/sh/t-mlib-sh2a-single: Delete file.
13202 * config/sh/t-mlib-sh2a-single-only: Delete file.
13203 * config/sh/t-mlib-sh2e: Delete file.
13204 * config/sh/t-mlib-sh3e: Delete file.
13205 * config/sh/t-mlib-sh4: Delete file.
13206 * config/sh/t-mlib-sh4-nofpu: Delete file.
13207 * config/sh/t-mlib-sh4-single: Delete file.
13208 * config/sh/t-mlib-sh4-single-only: Delete file.
13209 * config/sh/t-mlib-sh4a: Delete file.
13210 * config/sh/t-mlib-sh4a-nofpu: Delete file.
13211 * config/sh/t-mlib-sh4a-single: Delete file.
13212 * config/sh/t-mlib-sh4a-single-only: Delete file.
13213 * config/sh/t-mlib-sh4al: Delete file.
13214 * config/sh/t-mlib-sh5-32media: Delete file.
13215 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
13216 * config/sh/t-mlib-sh5-64media: Delete file.
13217 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
13218 * config/sh/t-mlib-sh5-compact: Delete file.
13219 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
13220 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
13221 * doc/install.texi (Options specification): Add
13222 --with-multilib-list and --with-endian.
13224 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
13226 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
13228 (OBJS-common): Add plugin-version.o.
13229 (plugin-version.o): New.
13230 * gcc-plugin.h (plugin_gcc_version): New.
13231 (plugin_default_version_check): New.
13232 (plugin_init_func, plugin_init): Add version argument.
13233 * plugin-version.c: New.
13234 * plugin.c (str_plugin_gcc_version_name): New.
13235 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
13236 pass it to the init function.
13237 (plugin_default_version_check): New.
13239 2009-04-17 Richard Guenther <rguenther@suse.de>
13241 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
13242 for decl-vs-decl disambiguation.
13244 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
13246 * config/s390/s390.h (s390_tune_attr): New macro definition.
13247 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
13249 2009-04-17 Richard Guenther <rguenther@suse.de>
13251 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
13252 (fold_stmt_r): Likewise.
13253 (maybe_fold_reference): New function.
13254 (fold_gimple_assign): Handle cases fold_stmt_r did.
13255 (fold_stmt): Do not use fold_stmt_r.
13256 (fold_stmt_inplace): Likewise.
13258 2009-04-17 Richard Guenther <rguenther@suse.de>
13260 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
13261 (record_equivalences_from_stmt): Remove useless checks and
13263 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
13264 the type is already suitable.
13266 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
13268 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
13270 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
13272 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
13273 (CMPtype): Define as __gcc_CMPtype.
13275 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
13277 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
13278 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
13280 2009-04-17 Richard Guenther <rguenther@suse.de>
13282 PR tree-optimization/39746
13283 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
13284 special-casing for builtins and static variable use/def.
13285 (call_may_clobber_ref_p_1): Likewise.
13287 2009-04-16 Ian Lance Taylor <iant@google.com>
13289 * df.h: Include "timevar.h".
13290 (struct df_problem): Change tv_id field to timevar_id_t.
13291 * tree-pass.h: Include "timevar.h".
13292 (struct opt_pass): Change tv_id field to timevar_id_t.
13293 * timevar.h (timevar_id_t): Define TV_NONE.
13294 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
13295 TV_NONE rather than tv_id != 0.
13296 (execute_one_pass): Likewise.
13297 * Makefile.in (DF_H): Add $(TIMEVAR_H).
13298 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
13299 dependencies to $(TREE_PASS_H).
13300 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
13302 (pass_branch_target_load_optimize2): Likewise.
13303 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
13304 (pass_outof_cfg_layout_mode): Likewise.
13305 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
13306 (pass_rebuild_cgraph_edges): Likewise.
13307 (pass_remove_cgraph_callee_edges): Likewise.
13308 * df-core.c (pass_df_initialize_opt): Likewise.
13309 (pass_df_initialize_no_opt): Likewise.
13310 (pass_df_finish): Likewise.
13311 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
13312 * except.c (pass_set_nothrow_function_flags): Likewise.
13313 (pass_convert_to_eh_region_ranges): Likewise.
13314 * final.c (pass_compute_alignments): Likewise.
13315 * function.c (pass_instantiate_virtual_regs): Likewise.
13316 (pass_init_function): Likewise.
13317 (pass_leaf_regs): Likewise.
13318 (pass_match_asm_constraints): Likewise.
13319 * gimple-low.c (pass_lower_cf): Likewise.
13320 (pass_mark_used_blocks): Likewise.
13321 * init-regs.c (pass_initialize_regs): Likewise.
13322 * integrate.c (pass_initial_value_sets): Likewise.
13323 * ira.c (pass_ira): Likewise.
13324 * jump.c (pass_cleanup_barriers): Likewise.
13325 * omp-low.c (pass_expand_omp): Likewise.
13326 (pass_lower_omp): Likewise.
13327 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
13328 * recog.c (pass_split_all_insns): Likewise.
13329 (pass_split_after_reload): Likewise.
13330 (pass_split_before_regstack): Likewise.
13331 (pass_split_before_sched2): Likewise.
13332 (pass_split_for_shorten_branches): Likewise.
13333 * reginfo.c (pass_reginfo_init): Likewise.
13334 (pass_subregs_of_mode_init): Likewise.
13335 (pass_subregs_of_mode_finish): Likewise.
13336 * passes.c (pass_postreload): Likewise.
13337 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
13338 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
13339 (pass_warn_function_return): Likewise.
13340 (pass_warn_function_noreturn): Likewise.
13341 * tree-complex.c (pass_lower_complex): Likewise.
13342 (pass_lower_complex_O0): Likewise.
13343 * tree-if-conv.c (pass_if_conversion): Likewise.
13344 * tree-into-ssa.c (pass_build_ssa): Likewise.
13345 * tree-mudflap.c (pass_mudflap_1): Likewise.
13346 (pass_mudflap_2): Likewise.
13347 * tree-nomudflap.c (pass_mudflap_1): Likewise.
13348 (pass_mudflap_2): Likewise.
13349 * tree-nrv.c (pass_return_slot): Likewise.
13350 * tree-object-size.c (pass_object_sizes): Likewise.
13351 * tree-optimize.c (pass_all_optimizations): Likewise.
13352 (pass_early_local_passes): Likewise.
13353 (pass_all_early_optimizations): Likewise.
13354 (pass_cleanup_cfg): Likewise.
13355 (pass_cleanup_cfg_post_optimizing): Likewise.
13356 (pass_free_datastructures): Likewise.
13357 (pass_free_cfg_annotations): Likewise.
13358 (pass_fixup_cfg): Likewise.
13359 (pass_init_datastructures): Likewise.
13360 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
13361 (pass_late_warn_uninitialized): Likewise.
13362 (pass_update_address_taken): Likewise.
13363 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
13364 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
13365 (pass_cse_sincos): Likewise.
13366 (pass_convert_to_rsqrt): Likewise.
13367 * tree-ssa-structalias.c (pass_build_alias): Likewise.
13368 * tree-stdarg.c (pass_stdarg): Likewise.
13369 * tree-tailcall.c (pass_tail_recursion): Likewise.
13370 (pass_tail_calls): Likewise.
13371 * tree-vect-generic.c (pass_lower_vector): Likewise.
13372 (pass_lower_vector_ssa): Likewise.
13373 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
13375 2009-04-16 Joseph Myers <joseph@codesourcery.com>
13377 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
13379 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
13381 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
13382 logical and signext.
13384 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
13387 * config/sh/predicates.md (arith_operand): Check if the operand
13388 of TRUNCATE is a REG.
13390 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
13392 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
13393 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
13395 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
13397 * tree-iterator.c (tsi_split_statement_list_after,
13398 tsi_split_statement_list_before): Remove.
13399 * tree-iterator.h: Remove the prototypes for
13400 tsi_split_statement_list_after and tsi_split_statement_list_before.
13402 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
13404 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
13405 * tree-ssa-propagate.h: Remove the prototype for
13406 stmt_makes_single_load.
13408 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
13410 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
13411 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
13413 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
13415 * tree-iterator.c (EXPR_LAST_BODY): Remove.
13417 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
13419 * except.c (eh_region_outer_p): Remove.
13420 * except.h: Remove the prototype for eh_region_outer_p.
13422 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
13424 * function.c (current_function_assembler_name): Remove.
13425 * function.h: Remove the prototype for
13426 current_function_assembler_name.
13428 2009-04-16 Ian Lance Taylor <iant@google.com>
13430 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
13431 (add_reg_note): Call alloc_reg_note.
13432 * rtl.h (alloc_reg_note): Declare.
13433 * combine.c (try_combine): Use alloc_reg_note.
13434 (recog_for_combine, move_deaths): Likewise.
13435 (distribute_notes): Use alloc_reg_note and add_reg_note.
13436 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
13437 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
13438 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
13440 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
13442 PR rtl-optimization/39762
13443 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
13444 ira_may_move_out_cost): Add comments about way of their usage.
13445 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
13447 * ira-conflicts.c (process_regs_for_copy): Use function
13448 ira_get_register_move_cost instead of global
13449 ira_register_move_cost.
13451 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
13452 color_pass, move_spill_restore, update_curr_costs): Ditto.
13454 * ira-lives.c (process_single_reg_class_operands): Ditto.
13456 * ira-emit.c (emit_move_list): Ditto.
13458 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
13459 (record_reg_classes): Ditto. Use functions
13460 ira_get_register_move_cost and ira_get_may_move_cost instead of
13461 global vars ira_register_move_cost, ira_may_move_out_cost and
13462 ira_may_move_in_cost.
13463 (record_address_regs): Don't call ira_init_register_move_cost.
13464 Use function ira_get_may_move_cost instead of global
13465 ira_may_move_in_cost.
13466 (process_bb_node_for_hard_reg_moves): Use function
13467 ira_get_register_move_cost instead of global ira_register_move_cost.
13468 (ira_costs): Don't call ira_init_register_move_cost.
13470 2009-04-16 Richard Guenther <rguenther@suse.de>
13472 * tree-cfg.c (verify_gimple_assign_binary):
13473 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
13474 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
13475 (create_general_new_stmt): Note that this function is broken.
13477 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
13479 * common.opt (fhelp): Add Var(help_flag).
13480 * gcc-plugin.h (plugin_info): Add help.
13481 * plugin.c (plugin_name_args): Add help.
13482 (register_plugin_info): Set plugin->help.
13483 (print_help_one_plugin): New.
13484 (print_plugins_help): New.
13485 * plugin.h (print_plugins_help): New.
13486 * toplev.c (toplev_main): Call print_plugins_help if needed.
13488 2009-04-16 Richard Guenther <rguenther@suse.de>
13490 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
13491 (gimple_ior_addresses_taken_1): New function.
13492 (gimple_ior_addresses_taken): Likewise.
13493 * gimple.h (struct gimple_statement_with_ops_base): Remove
13494 addresses_taken member.
13495 (gimple_ior_addresses_taken): Declare.
13496 (gimple_addresses_taken, gimple_addresses_taken_ptr,
13497 gimple_set_addresses_taken): Remove.
13498 * ipa-reference.c (mark_address): New function.
13499 (scan_stmt_for_static_refs): Use it for marking addresses taken.
13500 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
13501 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
13502 (gimple_add_to_addresses_taken): Remove.
13503 (get_tmr_operands): Call mark_address_taken.
13504 (get_asm_expr_operands): Likewise.
13505 (get_expr_operands): Likewise.
13506 (build_ssa_operands): Do not clear the addresses_taken bitmap.
13507 (free_stmt_operands): Do not free it.
13508 * tree-ssa.c (delete_tree_ssa): Likewise.
13509 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
13511 2009-04-16 Richard Guenther <rguenther@suse.de>
13513 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
13514 (walk_stmt_load_store_ops): Likewise.
13515 * gimple.c (get_base_loadstore): New function.
13516 (walk_stmt_load_store_addr_ops): Likewise.
13517 (walk_stmt_load_store_ops): Likewise.
13518 * ipa-pure-const.c (check_op): Simplify.
13519 (check_load, check_store): New functions.
13520 (check_stmt): Use walk_stmt_load_store_ops.
13521 * ipa-reference.c (mark_load): Adjust signature.
13522 (mark_store): Likewise.
13523 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
13525 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
13527 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
13528 (plugin_info): New.
13529 * opts.c (common_handle_option): Don't call print_version.
13530 * plugin.c (plugin_name_args): Add version.
13531 (register_plugin_info): New.
13532 (register_callback): Handle PLUGIN_INFO.
13533 (try_init_one_plugin): New.
13534 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
13536 (finalize_one_plugin): New.
13537 (finalize_plugins): New.
13538 (print_one_plugin): New.
13539 (print_plugins_versions): New.
13540 * plugin.h (print_plugins_versions): New.
13541 (finalize_plugins): New.
13542 * toplev.c (compile_file): Don't call initialize_plugins.
13543 (print_version): Call print_plugins_versions.
13544 (toplev_main): Call initialize_plugins. Print version if needed.
13545 Call finalize_plugins.
13547 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
13549 * common.opt (fversion): New.
13550 * gcc.c (print_version): New.
13551 (process_command): Don't print the version. Just set print_version.
13552 (main): Print version. Call subprocesses if print_version and
13553 verbose_flag are set.
13554 * opts.c (common_handle_option): Handle OPT_fversion.
13556 2009-04-16 Richard Guenther <rguenther@suse.de>
13557 Ira Rosen <irar@il.ibm.com>
13559 PR tree-optimization/39698
13560 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
13561 type of the reduction variable. Only generate the def if
13564 * omp-low.c (expand_omp_for_generic): When converting to a pointer
13565 make sure to first convert to an integer of the same precision.
13566 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
13567 the type of the evolution correctly in computing the new
13568 induction variable base.
13570 2009-04-16 Richard Guenther <rguenther@suse.de>
13572 PR middle-end/39625
13573 * tree-cfg.c (make_blocks): Split statements with to-be
13574 abnormal SSA names on the lhs.
13576 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
13578 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
13579 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
13580 * c-typeck.c (really_start_incremental_init): Likewise.
13581 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
13582 (TARGET_INITIALIZER): Remove it.
13583 * target.h (struct target): Remove vector_opaque_p.
13584 * tree.c (build_opaque_vector_type): New.
13585 * tree.h (TYPE_VECTOR_OPAQUE): New.
13586 (build_opaque_vector_type): Declare.
13587 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
13588 * config/rs6000/rs6000.c (build_opaque_vector_type,
13589 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
13590 (rs6000_init_builtins): Use build_opaque_vector_type for
13591 opaque_V4SI_type_node.
13593 2009-04-15 Catherine Moore <clm@codesourcery.com>
13595 * debug.h (set_name): Declare.
13596 * dwarf2out.c (dwarf2out_set_name): Declare.
13597 (dwarf2_debug_hooks): Add set_name.
13598 (find_AT_string): New.
13599 (add_AT_string): Call find_AT_string.
13600 (dwarf2out_set_name): New.
13601 * cp/decl.c (grokdeclarator): Call set_name.
13602 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
13603 * debug.c (do_nothing_debug_hooks): Likewise.
13604 * dbxout.c (dbx_debug_hooks): Likewise.
13605 * sdbout.c (sdb_debug_hooks): Likewise.
13607 2009-04-15 Michael Eager <eager@eagercon.com>
13609 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
13610 reg for single-precision FPU.
13611 * config/rs6000/rs6000.md (movsi_internal1): Only for
13612 !TARGET_SINGLE_FPU.
13613 (movsi_internal1_single): New. Add pattern to move SI values to/from
13614 single-precision FP regs.
13616 2009-04-15 Richard Guenther <rguenther@suse.de>
13618 * omp-low.c (lower_rec_input_clauses): Build correct address
13620 (expand_omp_for_generic): Fix multiplication type.
13621 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
13622 (generate_memset_zero): Fix types.
13623 * tree-profile.c (prepare_instrumented_value): Correctly
13626 2009-04-15 Ian Lance Taylor <iant@google.com>
13628 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
13629 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
13630 for -Wall and for -Wc++-compat.
13631 (c_common_post_options): For C++, set warn_enum_compare if not
13633 * c-tree.h (struct c_expr): Add field original_type.
13634 (build_external_ref): Update declaration.
13635 * c-parser.c (c_parser_braced_init): Set original_type.
13636 (c_parser_initelt): Likewise.
13637 (c_parser_expr_no_commas): Likewise.
13638 (c_parser_conditional_expression): Likewise.
13639 (c_parser_cast_expression): Likewise.
13640 (c_parser_unary_expression): Likewise. Pull setting of
13641 original_code to top of function.
13642 (c_parser_sizeof_expression): Set original_type.
13643 (c_parser_alignof_expression): Likewise.
13644 (c_parser_postfix_expression): Likewise. Pull setting of
13645 original_code to top of function.
13646 (c_parser_postfix_expression_after_paren_type): Set original_type.
13647 (c_parser_postfix_expression_after_primary): Likewise.
13648 (c_parser_expression): Likewise.
13649 * c-typeck.c (build_external_ref): Add type parameter. Change all
13651 (c_expr_sizeof_expr): Set original_type field.
13652 (parser_build_unary_op): Likewise.
13653 (parser_build_binary_op): Likewise. Optionally warn about
13654 comparisons of enums of different types.
13655 (digest_init): Set original_type field.
13656 (really_start_incremental_init): Likewise.
13657 (push_init_level, pop_init_level): Likewise.
13658 * doc/invoke.texi (Warning Options): -Wenum-compare now
13661 2009-04-15 Richard Guenther <rguenther@suse.de>
13663 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
13664 out a necessary conversion.
13665 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
13666 names we didn't value number.
13667 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
13669 2009-04-15 Richard Guenther <rguenther@suse.de>
13671 PR tree-optimization/39764
13672 * tree-ssa-ccp.c (get_value): Canonicalize value with
13673 canonicalize_float_value.
13675 2009-04-15 Jan Hubicka <jh@suse.cz>
13677 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
13678 Wrong version of patch.
13680 2009-04-15 Jan Hubicka <jh@suse.cz>
13682 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
13684 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
13686 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
13687 our distinct integral and vector types.
13689 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
13691 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
13692 * init.c (build_vtbl_address): Remove call to assemble_external.
13694 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
13696 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
13697 output for other floating point modes.
13699 2009-04-14 Diego Novillo <dnovillo@google.com>
13701 * diagnostic.c (diagnostic_report_diagnostic): Do not
13702 warn about loaded plugins for DK_ERROR and DK_WARNING.
13703 * c-decl.c (declspecs_add_type): Move call to
13704 invoke_plugin_callbacks ...
13705 * c-parser.c (c_parser_declspecs): ... here.
13706 * plugin.c (dump_active_plugins): Tidy output.
13708 2009-04-14 Diego Novillo <dnovillo@google.com>
13709 Le-Chun Wu <lcwu@google.com>
13711 * configure.ac: Add --enable-plugin support.
13712 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
13713 * Makefile.in (PLUGIN_H): Define.
13714 Export ENABLE_PLUGIN and GMPINC to site.exp.
13715 Add PLUGINLIBS to link command.
13716 Add/modify dependencies for plugin.o and files including plugin.h.
13718 * config.in: Regenerate.
13720 * opts.c (common_handle_option): Handle OPT_fplugin_ and
13723 2009-04-14 Le-Chun Wu <lcwu@google.com>
13725 * tree-pass.h (register_one_dump_file): Add a prototype for
13726 register_one_dump_file.
13727 * toplev.c (compile_file): Call initialize_plugins.
13728 (do_compile): Call invoke_plugin_callbacks.
13729 (toplev_main): Call invoke_plugin_callbacks.
13730 * common.opt: Add -fplugin= and -fplugin-arg-.
13731 * gcc-plugin.h: New public header file for plugins to include.
13732 * plugin.c: New source file.
13733 * plugin.h: New internal header file.
13734 * passes.c (register_one_dump_file): Make it external.
13736 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
13738 2009-04-14 Diego Novillo <dnovillo@google.com>
13740 * doc/plugins.texi: New.
13741 * doc/gccint.texi: Add reference to Plugins chapter.
13742 * doc/invoke.texi: Document -fplugin and -fplugin-arg
13743 * diagnostic.c (diagnostic_report_diagnostic): Warn about
13744 loaded plugins, if any.
13745 * timevar.def (TV_PLUGIN_INIT): Define.
13746 (TV_PLUGIN_RUN): Define.
13747 * plugin.c: Include timevar.h
13748 (plugins_active_p): New.
13749 (dump_active_plugins): New.
13750 (debug_active_plugins): New.
13752 2009-04-14 Joseph Myers <joseph@codesourcery.com>
13754 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
13756 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
13758 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
13760 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
13761 the same as a minus without a shift.
13763 2009-04-14 Nick Clifton <nickc@redhat.com>
13765 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
13766 comparisons with small integers will always produce a short
13769 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
13772 2008-12-19 Diego Novillo <dnovillo@google.com>
13774 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
13776 2009-04-14 Richard Guenther <rguenther@suse.de>
13778 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
13780 (verify_gimple_assign_binary): Likewise. Handle shifts and
13782 (verify_gimple_phi): Print the mismatched argument position.
13783 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
13785 (vect_update_init_of_dr): Likewise.
13786 * matrix-reorg.c (transform_access_sites): Do what the
13788 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
13790 2009-04-13 Michael Eager <eager@eagercon.com>
13792 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
13793 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
13794 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
13795 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
13796 remove duplicate config
13798 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
13800 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
13801 file_name:line_number type locator of the call site.
13803 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
13805 * genautomata.c: Put blank after comma.
13806 (automaton_decls): New.
13807 (struct unit_usage): Add comments to member next.
13808 (store_alt_unit_usage): Keep the list ordered.
13809 (unit_present_on_list_p, equal_alternatives_p): New.
13810 (check_regexp_units_distribution): Check units distribution
13811 correctness correctly.
13812 (main): Don't write automata if error is found. Return correct
13815 * config/m68k/cf.md (cfv4_ds): Remove.
13816 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
13817 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
13819 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
13820 power4-load-ext, power4-store, power4-store-update,
13821 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
13822 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
13823 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
13824 power4-sqrt, power4-isync): Modify reservation to make correct
13825 unit distribution to automata.
13827 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
13828 power5-store-update, power5-two, power5-three, power5-lmul,
13829 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
13831 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
13833 * except.c (pass_set_nothrow_function_flags): Set name and add
13835 (set_nothrow_function_flags): Mention in the dump file when
13836 changing a function to nothrow.
13838 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
13841 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
13842 instead of unsigned long.
13844 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
13846 * config/arm/arm.c (return_used_this_function): Remove.
13847 (arm_output_function_prologue): Remove use of
13848 return_used_this_function.
13849 (output_return_instruction): Replace use of
13850 return_used_this_function
13851 by cfun->machine->return_used_this_function.
13852 (arm_output_epilogue): Likewise.
13853 (arm_output_function_epilogue): Likewise.
13854 (thumb_unexpanded_epilogue): Likewise.
13855 * config/arm/arm.h (struct machine_function):
13856 New member return_used_this_function.
13858 2009-04-12 Mark Mitchell <mark@codesourcery.com>
13860 * doc/install.texi: Correct description of default directory for
13861 --with-gxx-include-dir.
13863 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
13865 * fold-const.c (build_range_check): Properly deal with enumeral and
13866 boolean base types.
13868 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
13870 * doc/invoke.texi (max_gcse_passes): Remove documentation.
13871 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
13872 * params.h (MAX_GCSE_PASSES): Remove.
13873 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
13874 in sequence. Remove ability to run multiple passes.
13875 (bypass_jumps): Report run as third CPROP pass.
13877 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
13879 PR middle-end/39651
13880 * except.c (can_throw_external): Look at each insn in a SEQUENCE
13881 when deciding whether the whole SEQUENCE can throw.
13883 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
13886 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
13887 offseted label references.
13889 2009-04-11 Jan Hubicka <jh@suse.cz>
13891 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
13893 2009-04-11 Richard Guenther <rguenther@suse.de>
13895 PR middle-end/39732
13896 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
13897 return variables as TREE_ADDRESSABLE.
13899 2009-04-11 Richard Guenther <rguenther@suse.de>
13901 PR tree-optimization/39713
13902 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
13903 reference trees have SSA_NAME operands.
13905 2009-04-11 Richard Guenther <rguenther@suse.de>
13908 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
13909 address expressions.
13911 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
13913 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
13914 match changes in Cygwin 1.7
13915 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
13916 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
13918 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
13920 PR tree-optimization/39701
13921 * doc/invoke.texi (Optimization Options): Document change in
13922 meaning and initialization of -fdelete-null-pointer-checks.
13924 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
13926 PR middle-end/39701
13927 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
13929 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
13932 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
13934 2009-04-10 Chao-ying Fu <fu@mips.com>
13936 * doc/tm.texi (Instruction Output): Document
13937 TARGET_ASM_FINAL_POSTSCAN_INSN.
13938 * target.h (final_postscan_insn): New field in asm_out.
13939 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
13940 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
13941 * final.c (final_scan_insn): Call
13942 targetm.asm_out.final_postscan_insn after outputting
13943 an asm macro and a normal instruction.
13945 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
13946 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
13947 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
13948 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
13949 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
13951 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
13953 PR middle-end/39701
13954 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
13955 variables as non-NULL even with -fdelete-null-pointer-checks.
13957 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
13959 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
13961 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
13964 * config/i386/i386.c (classify_argument): Handle SCmode with
13965 (bit_offset % 64) != 0.
13967 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
13969 * doc/invoke.texi (Optimize Options): Add cross-reference to
13970 -Q --help=optimizers examples.
13972 2009-04-10 Ben Elliston <bje@au.ibm.com>
13975 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
13976 regalign for the reg == fpr and TDmode case.
13978 2009-04-09 David Ayers <ayers@fsfe.org>
13981 * objc/objc-act.c (warn_with_method): Remove helper function.
13982 (check_duplicates): Call warning and inform directly.
13983 (really_start_method): Likewise.
13985 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
13987 * expmed.c (expand_divmod): Always use a comparison for a division
13988 by a large unsigned integer.
13990 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
13991 for things others than variables or functions as nonzero.
13993 2009-04-09 Nick Clifton <nickc@redhat.com>
13995 * unwind-compat.c: Change copyright header to refer to version
13996 3 of the GNU General Public License with version 3.1 of the
13997 GCC Runtime Library Exception and to point readers at the
13998 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
13999 * config/alpha/crtfastmath.c: Likewise.
14000 * config/alpha/linux-unwind.h: Likewise.
14001 * config/alpha/qrnnd.asm: Likewise.
14002 * config/alpha/vms-crt0-64.c: Likewise.
14003 * config/alpha/vms-crt0.c: Likewise.
14004 * config/alpha/vms-dwarf2.asm: Likewise.
14005 * config/alpha/vms-dwarf2eh.asm: Likewise.
14006 * config/alpha/vms-psxcrt0-64.c: Likewise.
14007 * config/alpha/vms-psxcrt0.c: Likewise.
14008 * config/alpha/vms_tramp.asm: Likewise.
14009 * config/arc/initfini.c: Likewise.
14010 * config/arc/lib1funcs.asm: Likewise.
14011 * config/arm/bpabi-v6m.S: Likewise.
14012 * config/arm/bpabi.S: Likewise.
14013 * config/arm/bpabi.c: Likewise.
14014 * config/arm/crti.asm: Likewise.
14015 * config/arm/crtn.asm: Likewise.
14016 * config/arm/ieee754-df.S: Likewise.
14017 * config/arm/ieee754-sf.S: Likewise.
14018 * config/arm/lib1funcs.asm: Likewise.
14019 * config/arm/libunwind.S: Likewise.
14020 * config/arm/linux-atomic.c: Likewise.
14021 * config/arm/mmintrin.h: Likewise.
14022 * config/arm/pr-support.c: Likewise.
14023 * config/arm/unaligned-funcs.c: Likewise.
14024 * config/arm/unwind-arm.c: Likewise.
14025 * config/arm/unwind-arm.h: Likewise.
14026 * config/avr/libgcc.S: Likewise.
14027 * config/bfin/crti.s: Likewise.
14028 * config/bfin/crtlibid.s: Likewise.
14029 * config/bfin/crtn.s: Likewise.
14030 * config/bfin/lib1funcs.asm: Likewise.
14031 * config/bfin/linux-unwind.h: Likewise.
14032 * config/cris/arit.c: Likewise.
14033 * config/cris/cris_abi_symbol.c: Likewise.
14034 * config/darwin-64.c: Likewise.
14035 * config/darwin-crt2.c: Likewise.
14036 * config/darwin-crt3.c: Likewise.
14037 * config/darwin.h: Likewise.
14038 * config/dbxelf.h: Likewise.
14039 * config/dfp-bit.c: Likewise.
14040 * config/dfp-bit.h: Likewise.
14041 * config/elfos.h: Likewise.
14042 * config/fixed-bit.c: Likewise.
14043 * config/fixed-bit.h: Likewise.
14044 * config/fp-bit.c: Likewise.
14045 * config/fp-bit.h: Likewise.
14046 * config/fr30/crti.asm: Likewise.
14047 * config/fr30/crtn.asm: Likewise.
14048 * config/fr30/lib1funcs.asm: Likewise.
14049 * config/freebsd-spec.h: Likewise.
14050 * config/frv/cmovd.c: Likewise.
14051 * config/frv/cmovh.c: Likewise.
14052 * config/frv/cmovw.c: Likewise.
14053 * config/frv/frvbegin.c: Likewise.
14054 * config/frv/frvend.c: Likewise.
14055 * config/frv/lib1funcs.asm: Likewise.
14056 * config/glibc-stdint.h: Likewise.
14057 * config/h8300/clzhi2.c: Likewise.
14058 * config/h8300/crti.asm: Likewise.
14059 * config/h8300/crtn.asm: Likewise.
14060 * config/h8300/ctzhi2.c: Likewise.
14061 * config/h8300/fixunssfsi.c: Likewise.
14062 * config/h8300/lib1funcs.asm: Likewise.
14063 * config/h8300/parityhi2.c: Likewise.
14064 * config/h8300/popcounthi2.c: Likewise.
14065 * config/i386/ammintrin.h: Likewise.
14066 * config/i386/att.h: Likewise.
14067 * config/i386/avxintrin.h: Likewise.
14068 * config/i386/biarch64.h: Likewise.
14069 * config/i386/bmmintrin.h: Likewise.
14070 * config/i386/cpuid.h: Likewise.
14071 * config/i386/cross-stdarg.h: Likewise.
14072 * config/i386/crtfastmath.c: Likewise.
14073 * config/i386/crtprec.c: Likewise.
14074 * config/i386/cygming-crtbegin.c: Likewise.
14075 * config/i386/cygming-crtend.c: Likewise.
14076 * config/i386/cygwin.asm: Likewise.
14077 * config/i386/emmintrin.h: Likewise.
14078 * config/i386/gmm_malloc.h: Likewise.
14079 * config/i386/gthr-win32.c: Likewise.
14080 * config/i386/i386.h: Likewise.
14081 * config/i386/immintrin.h: Likewise.
14082 * config/i386/linux-unwind.h: Likewise.
14083 * config/i386/linux64.h: Likewise.
14084 * config/i386/mm3dnow.h: Likewise.
14085 * config/i386/mmintrin-common.h: Likewise.
14086 * config/i386/mmintrin.h: Likewise.
14087 * config/i386/nmmintrin.h: Likewise.
14088 * config/i386/pmm_malloc.h: Likewise.
14089 * config/i386/pmmintrin.h: Likewise.
14090 * config/i386/smmintrin.h: Likewise.
14091 * config/i386/sol2-c1.asm: Likewise.
14092 * config/i386/sol2-ci.asm: Likewise.
14093 * config/i386/sol2-cn.asm: Likewise.
14094 * config/i386/sol2-gc1.asm: Likewise.
14095 * config/i386/tmmintrin.h: Likewise.
14096 * config/i386/unix.h: Likewise.
14097 * config/i386/w32-unwind.h: Likewise.
14098 * config/i386/wmmintrin.h: Likewise.
14099 * config/i386/x86-64.h: Likewise.
14100 * config/i386/x86intrin.h: Likewise.
14101 * config/i386/xmmintrin.h: Likewise.
14102 * config/ia64/crtbegin.asm: Likewise.
14103 * config/ia64/crtend.asm: Likewise.
14104 * config/ia64/crtfastmath.c: Likewise.
14105 * config/ia64/crti.asm: Likewise.
14106 * config/ia64/crtn.asm: Likewise.
14107 * config/ia64/fde-glibc.c: Likewise.
14108 * config/ia64/lib1funcs.asm: Likewise.
14109 * config/ia64/linux-unwind.h: Likewise.
14110 * config/ia64/quadlib.c: Likewise.
14111 * config/ia64/unwind-ia64.c: Likewise.
14112 * config/linux.h: Likewise.
14113 * config/m32c/m32c-lib1.S: Likewise.
14114 * config/m32c/m32c-lib2-trapv.c: Likewise.
14115 * config/m32c/m32c-lib2.c: Likewise.
14116 * config/m32r/initfini.c: Likewise.
14117 * config/m68hc11/larith.asm: Likewise.
14118 * config/m68hc11/m68hc11-crt0.S: Likewise.
14119 * config/m68k/cf.md: Likewise.
14120 * config/m68k/crti.s: Likewise.
14121 * config/m68k/crtn.s: Likewise.
14122 * config/m68k/lb1sf68.asm: Likewise.
14123 * config/m68k/linux-unwind.h: Likewise.
14124 * config/mcore/crti.asm: Likewise.
14125 * config/mcore/crtn.asm: Likewise.
14126 * config/mcore/lib1.asm: Likewise.
14127 * config/mips/linux-unwind.h: Likewise.
14128 * config/mips/loongson.h: Likewise.
14129 * config/mips/mips16.S: Likewise.
14130 * config/mmix/crti.asm: Likewise.
14131 * config/mmix/crtn.asm: Likewise.
14132 * config/pa/fptr.c: Likewise.
14133 * config/pa/hpux-unwind.h: Likewise.
14134 * config/pa/lib2funcs.asm: Likewise.
14135 * config/pa/linux-atomic.c: Likewise.
14136 * config/pa/linux-unwind.h: Likewise.
14137 * config/pa/milli64.S: Likewise.
14138 * config/pa/quadlib.c: Likewise.
14139 * config/pa/stublib.c: Likewise.
14140 * config/picochip/libgccExtras/adddi3.asm: Likewise.
14141 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
14142 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
14143 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
14144 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
14145 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
14146 * config/picochip/libgccExtras/divmod15.asm: Likewise.
14147 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
14148 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
14149 * config/picochip/libgccExtras/longjmp.asm: Likewise.
14150 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
14151 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
14152 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
14153 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
14154 * config/picochip/libgccExtras/setjmp.asm: Likewise.
14155 * config/picochip/libgccExtras/subdi3.asm: Likewise.
14156 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
14157 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
14158 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
14159 * config/rs6000/750cl.h: Likewise.
14160 * config/rs6000/altivec.h: Likewise.
14161 * config/rs6000/biarch64.h: Likewise.
14162 * config/rs6000/crtresfpr.asm: Likewise.
14163 * config/rs6000/crtresgpr.asm: Likewise.
14164 * config/rs6000/crtresxfpr.asm: Likewise.
14165 * config/rs6000/crtresxgpr.asm: Likewise.
14166 * config/rs6000/crtsavfpr.asm: Likewise.
14167 * config/rs6000/crtsavgpr.asm: Likewise.
14168 * config/rs6000/darwin-asm.h: Likewise.
14169 * config/rs6000/darwin-fallback.c: Likewise.
14170 * config/rs6000/darwin-fpsave.asm: Likewise.
14171 * config/rs6000/darwin-ldouble.c: Likewise.
14172 * config/rs6000/darwin-tramp.asm: Likewise.
14173 * config/rs6000/darwin-unwind.h: Likewise.
14174 * config/rs6000/darwin-vecsave.asm: Likewise.
14175 * config/rs6000/darwin-world.asm: Likewise.
14176 * config/rs6000/e500crtres32gpr.asm: Likewise.
14177 * config/rs6000/e500crtres64gpr.asm: Likewise.
14178 * config/rs6000/e500crtres64gprctr.asm: Likewise.
14179 * config/rs6000/e500crtrest32gpr.asm: Likewise.
14180 * config/rs6000/e500crtrest64gpr.asm: Likewise.
14181 * config/rs6000/e500crtresx32gpr.asm: Likewise.
14182 * config/rs6000/e500crtresx64gpr.asm: Likewise.
14183 * config/rs6000/e500crtsav32gpr.asm: Likewise.
14184 * config/rs6000/e500crtsav64gpr.asm: Likewise.
14185 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
14186 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
14187 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
14188 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
14189 * config/rs6000/eabi-ci.asm: Likewise.
14190 * config/rs6000/eabi-cn.asm: Likewise.
14191 * config/rs6000/eabi.asm: Likewise.
14192 * config/rs6000/linux-unwind.h: Likewise.
14193 * config/rs6000/linux64.h: Likewise.
14194 * config/rs6000/paired.h: Likewise.
14195 * config/rs6000/paired.md: Likewise.
14196 * config/rs6000/ppc64-fp.c: Likewise.
14197 * config/rs6000/ppu_intrinsics.h: Likewise.
14198 * config/rs6000/rs6000.h: Likewise.
14199 * config/rs6000/si2vmx.h: Likewise.
14200 * config/rs6000/sol-ci.asm: Likewise.
14201 * config/rs6000/sol-cn.asm: Likewise.
14202 * config/rs6000/spe.h: Likewise.
14203 * config/rs6000/spu2vmx.h: Likewise.
14204 * config/rs6000/sysv4.h: Likewise.
14205 * config/rs6000/tramp.asm: Likewise.
14206 * config/rs6000/vec_types.h: Likewise.
14207 * config/s390/linux-unwind.h: Likewise.
14208 * config/s390/tpf-unwind.h: Likewise.
14209 * config/score/crti.asm: Likewise.
14210 * config/score/crtn.asm: Likewise.
14211 * config/sh/crt1.asm: Likewise.
14212 * config/sh/crti.asm: Likewise.
14213 * config/sh/crtn.asm: Likewise.
14214 * config/sh/divtab-sh4-300.c: Likewise.
14215 * config/sh/divtab-sh4.c: Likewise.
14216 * config/sh/divtab.c: Likewise.
14217 * config/sh/lib1funcs-4-300.asm: Likewise.
14218 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
14219 * config/sh/lib1funcs.asm: Likewise.
14220 * config/sh/lib1funcs.h: Likewise.
14221 * config/sh/linux-atomic.asm: Likewise.
14222 * config/sh/linux-unwind.h: Likewise.
14223 * config/sh/shmedia.h: Likewise.
14224 * config/sh/sshmedia.h: Likewise.
14225 * config/sh/ushmedia.h: Likewise.
14226 * config/sparc/crtfastmath.c: Likewise.
14227 * config/sparc/linux-unwind.h: Likewise.
14228 * config/sparc/sol2-c1.asm: Likewise.
14229 * config/sparc/sol2-ci.asm: Likewise.
14230 * config/sparc/sol2-cn.asm: Likewise.
14231 * config/spu/divmodti4.c: Likewise.
14232 * config/spu/divv2df3.c: Likewise.
14233 * config/spu/float_disf.c: Likewise.
14234 * config/spu/float_unsdidf.c: Likewise.
14235 * config/spu/float_unsdisf.c: Likewise.
14236 * config/spu/float_unssidf.c: Likewise.
14237 * config/spu/mfc_multi_tag_release.c: Likewise.
14238 * config/spu/mfc_multi_tag_reserve.c: Likewise.
14239 * config/spu/mfc_tag_release.c: Likewise.
14240 * config/spu/mfc_tag_reserve.c: Likewise.
14241 * config/spu/mfc_tag_table.c: Likewise.
14242 * config/spu/multi3.c: Likewise.
14243 * config/spu/spu_internals.h: Likewise.
14244 * config/spu/spu_intrinsics.h: Likewise.
14245 * config/spu/spu_mfcio.h: Likewise.
14246 * config/spu/vec_types.h: Likewise.
14247 * config/spu/vmx2spu.h: Likewise.
14248 * config/stormy16/stormy16-lib2.c: Likewise.
14249 * config/svr4.h: Likewise.
14250 * config/sync.c: Likewise.
14251 * config/v850/lib1funcs.asm: Likewise.
14252 * config/vxlib-tls.c: Likewise.
14253 * config/vxlib.c: Likewise.
14254 * config/vxworks-dummy.h: Likewise.
14255 * config/xtensa/crti.asm: Likewise.
14256 * config/xtensa/crtn.asm: Likewise.
14257 * config/xtensa/ieee754-df.S: Likewise.
14258 * config/xtensa/ieee754-sf.S: Likewise.
14259 * config/xtensa/lib1funcs.asm: Likewise.
14260 * config/xtensa/lib2funcs.S: Likewise.
14261 * config/xtensa/linux-unwind.h: Likewise.
14262 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
14263 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
14264 * coretypes.h: Likewise.
14265 * crtstuff.c: Likewise.
14266 * defaults.h: Likewise.
14267 * dwarf2.h: Likewise.
14268 * emutls.c: Likewise.
14269 * gbl-ctors.h: Likewise.
14270 * gcov-io.h: Likewise.
14271 * ginclude/float.h: Likewise.
14272 * ginclude/iso646.h: Likewise.
14273 * ginclude/stdarg.h: Likewise.
14274 * ginclude/stdbool.h: Likewise.
14275 * ginclude/stddef.h: Likewise.
14276 * ginclude/stdfix.h: Likewise.
14277 * ginclude/stdint-gcc.h: Likewise.
14278 * ginclude/tgmath.h: Likewise.
14279 * gthr-aix.h: Likewise.
14280 * gthr-dce.h: Likewise.
14281 * gthr-gnat.c: Likewise.
14282 * gthr-gnat.h: Likewise.
14283 * gthr-lynx.h: Likewise.
14284 * gthr-mipssde.h: Likewise.
14285 * gthr-nks.h: Likewise.
14286 * gthr-posix.c: Likewise.
14287 * gthr-posix.h: Likewise.
14288 * gthr-posix95.h: Likewise.
14289 * gthr-rtems.h: Likewise.
14290 * gthr-single.h: Likewise.
14291 * gthr-solaris.h: Likewise.
14292 * gthr-tpf.h: Likewise.
14293 * gthr-vxworks.h: Likewise.
14294 * gthr-win32.h: Likewise.
14295 * gthr.h: Likewise.
14296 * libgcc2.c: Likewise.
14297 * libgcc2.h: Likewise.
14298 * libgcov.c: Likewise.
14299 * tsystem.h: Likewise.
14300 * typeclass.h: Likewise.
14301 * unwind-c.c: Likewise.
14302 * unwind-compat.h: Likewise.
14303 * unwind-dw2-fde-compat.c: Likewise.
14304 * unwind-dw2-fde-darwin.c: Likewise.
14305 * unwind-dw2-fde-glibc.c: Likewise.
14306 * unwind-dw2-fde.c: Likewise.
14307 * unwind-dw2-fde.h: Likewise.
14308 * unwind-dw2.c: Likewise.
14309 * unwind-dw2.h: Likewise.
14310 * unwind-generic.h: Likewise.
14311 * unwind-pe.h: Likewise.
14312 * unwind-sjlj.c: Likewise.
14313 * unwind.inc: Likewise.
14314 * config/arm/neon-gen.ml: Change generated copyright header to
14315 refer to version 3 of the GNU General Public License with
14316 version 3.1 of the GCC Runtime Library Exception and to point
14317 readers at the COPYING3 and COPYING3.RUNTIME files and the
14318 FSF's license web page.
14319 * config/arm/arm_neon.h: Regenerate.
14321 2009-04-09 Jakub Jelinek <jakub@redhat.com>
14323 * config/cris/cris.md: Change copyright header to refer to version
14324 3 of the GNU General Public License.
14325 * doc/install.texi2html: Change copyright header to refer to version
14326 3 of the GNU General Public License and to point readers at the
14327 COPYING3 file and the FSF's license web page.
14328 * config/vax/linux.h: Likewise.
14330 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
14332 * config/i386/i386.md (cmpcc): New.
14333 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
14334 (sync_compare_and_swap_cc*): Delete.
14336 * config/s390/s390.c (s390_compare_emitted): Remove.
14337 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
14338 s390_compare_emitted used to be handled. Assert that modes match.
14339 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
14340 refer to sync_compare_and_swap_ccsi.
14341 * config/s390/s390.h (s390_compare_emitted): Remove.
14342 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
14343 instead of s390_compare_emitted.
14344 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
14345 instead of s390_compare_emitted.
14346 * config/s390/s390.md (cmpcc): New.
14347 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
14348 CC_REGNUM, do not pretend it's set.
14349 (sync_compare_and_swap_cc*): Delete.
14350 * config/s390/predicates.md (cc_reg_operand): New.
14352 * expr.c (sync_compare_and_swap_cc): Delete.
14353 * optabs.h (sync_compare_and_swap_cc): Delete.
14354 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
14355 is being used with can_compare_p.
14356 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
14357 (find_cc_set): New.
14358 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
14359 look for a MODE_CC set instead. Use emit_store_flag.
14360 (expand_compare_and_swap_loop): Likewise, with some additional
14361 complication to avoid a force_reg when useless. Use
14362 emit_cmp_and_jump_insns.
14363 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
14364 * doc/md.texi (sync_compare_and_swap_cc): Merge with
14365 sync_compare_and_swap documentation.
14367 2009-04-09 Jan Hubicka <jh@suse.cz>
14369 * except.c (find_prev_try): Break out from ....
14370 (duplicate_eh_regions): ... here; properly update prev_try pointers
14371 when duplication part of tree.
14372 (dump_eh_tree): Improve dumping.
14373 (verify_eh_region): New.
14374 (verify_eh_tree): Use it.
14376 2009-04-06 Richard Guenther <rguenther@suse.de>
14378 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
14379 &ARRAY addresses by adjusting their types and prepending
14381 * tree-cfg.c (verify_gimple_assign_single): Verify that
14382 addresses are correct.
14384 2009-04-09 Richard Guenther <rguenther@suse.de>
14386 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
14387 indices into an array reference if possible.
14388 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
14389 Fold POINTER_PLUS_EXPR statements with invariant address.
14391 2009-04-09 Alan Modra <amodra@bigpond.net.au>
14394 * config.gcc (powerpc64-*-linux*): Always build biarch.
14396 2009-04-09 Joseph Myers <joseph@codesourcery.com>
14399 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
14400 it and pedwarn if this results in an INTEGER_CST.
14402 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14404 * doc/install.texi: Update minimum GMP version. Remove obsolete
14405 text in MPFR section.
14407 2009-04-08 Jakub Jelinek <jakub@redhat.com>
14409 * dwarf2out.c (class_scope_p): New static inline.
14410 (class_or_namespace_scope_p): Use it.
14411 (gen_variable_die): Use DW_TAG_member tag for static data member
14412 declarations instead of DW_TAG_variable.
14414 PR middle-end/39573
14415 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
14418 2009-04-08 Richard Guenther <rguenther@suse.de>
14420 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
14421 valueize random data.
14423 2009-04-08 David Edelsohn <edelsohn@gnu.org>
14425 * config.gcc (aix tm_file): Add aix-stdint.h.
14426 (aix tm clause use_gcc_stdint): Set to wrap.
14427 * config/rs6000/aix-stdint.h: New file.
14429 2009-04-08 Richard Guenther <rguenther@suse.de>
14431 PR middle-end/36291
14432 * tree-dfa.c (add_referenced_var): Do not recurse into
14433 global initializers.
14434 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
14436 (fold_const_aggregate_ref): Likewise.
14438 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
14440 * recog.c (ordered_comparison_operator): New.
14441 * gensupport.c (std_preds): Add it.
14442 * doc/md.texi (Machine-Independent Predicates): Document it.
14444 2009-04-08 Jan Hubicka <jh@suse.cz>
14446 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
14447 * function.h (rtl_eh): Remove exception_handler_label_map.
14448 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
14449 remove_exception_handler_label, for_each_eh_label_1): Remove.
14450 (rtl_remove_unreachable_regions): Remove.
14451 (convert_from_eh_region_ranges): Do not remove unreachable regions.
14452 (find_exception_handler_labels): Don't build the hashtable.
14453 (maybe_remove_eh_handler): Remove.
14454 (for_each_eh_label): Rewrite to walk the tree.
14455 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
14456 * except.h (maybe_remove_eh_handler): Remove.
14457 * passes.c (init_optimization_passes): Schedule second EH cleanup
14459 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
14460 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
14462 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
14464 * genoutput.c (validate_optab_operands): New.
14465 (gen_insn, gen_expand): Call it.
14467 * genflags.c (gen_insn): Detect misused iterators.
14468 (main): Pass line_no to gen_insn, exit with status 1 on error.
14470 * genextract.c (line_no): Make global.
14471 (VEC_safe_set_locstr): Change assertion to error message.
14472 (main): Exit with status 1 on error.
14474 2009-04-08 Joseph Myers <joseph@codesourcery.com>
14478 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
14479 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
14480 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
14481 * c-convert.c (convert): Do not call fold on results of conversion
14482 functions when the result is a C_MAYBE_CONST_EXPR.
14483 * c-parser.c (c_parser_postfix_expression): Do not fold condition
14484 of __builtin_choose_expr.
14485 * c-typeck.c (remove_c_maybe_const_expr): New.
14486 (build_unary_op, build_conditional_expr, build_compound_expr,
14487 build_binary_op, c_objc_common_truthvalue_conversion): Call
14488 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
14491 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
14493 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
14494 CODE to produce a new one. Add a prototype to use fold_convert_const
14496 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
14499 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
14500 mix declarations and code.
14502 2009-04-08 Ben Elliston <bje@au.ibm.com>
14504 * gcc.c: Replace `CC' with `GCC' throughout.
14506 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
14508 * doc/invoke.texi: Document Atom support.
14510 2009-04-07 Jason Merrill <jason@redhat.com>
14513 * c-common.h, c-common.c: Add flag_pretty_templates.
14514 * c-opts.c (c_common_handle_option): Set it.
14515 * c.opt: Add -fno-pretty-templates.
14516 * doc/invoke.texi (C++ Dialect Options): Likewise.
14518 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
14520 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
14521 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
14522 (ia64_expand_builtin): Likewise.
14524 2009-04-07 Martin Jambor <mjambor@suse.cz>
14526 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
14527 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
14528 ADDR_EXPRS are include too.
14530 2009-04-07 Richard Guenther <rguenther@suse.de>
14532 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
14533 decls are only used if passes as parameters or if they are
14534 local statics and the call is not to a builtin.
14535 (call_may_clobber_ref_p_1): Likewise.
14537 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
14539 * expr.c (do_store_flag): Remove last argument. Simplify code
14540 to avoid duplication of tests already done by can_compare_p.
14541 (expand_expr_real_1): Adjust caller.
14543 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
14545 * optabs.c (can_compare_p): Test the predicate of a
14546 cbranch and cstore pattern.
14548 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
14550 * expr.c (convert_move): Use emit_store_flag instead of
14553 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
14555 * config/i386/i386.c (ix86_compare_emitted): Remove.
14556 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
14557 ix86_compare_op0 like ix86_compare_emitted used to be handled.
14558 * config/i386/i386.h (ix86_compare_emitted): Remove.
14559 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
14560 instead of ix86_compare_emitted.
14561 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
14563 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
14565 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
14566 Add t-sysroot-suffix to tmake_file.
14567 * config/print-sysroot-suffix.sh: New file.
14568 * config/t-sysroot-suffix: New file.
14570 2009-04-07 Ben Elliston <bje@au.ibm.com>
14572 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
14573 as the latter produces a warning when the target does not support
14576 2009-04-07 Ben Elliston <bje@au.ibm.com>
14578 * dfp.c: Replace type punning assignments with memcpy throughout.
14579 * Makefile.in (dfp.o-warn): Remove.
14581 2009-04-07 Alan Modra <amodra@bigpond.net.au>
14584 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
14585 Include soft-fp/t-softfp after rs6000/t-linux64.
14587 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
14589 * stor-layout.c (set_sizetype): Use the full precision of their
14590 machine mode for bitsize types.
14592 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
14594 * config/i386/i386.md: Revert 2 accidental checkins.
14596 2009-04-06 Joey Ye <joey.ye@intel.com>
14597 Xuepeng Guo <xuepeng.guo@intel.com>
14598 H.J. Lu <hongjiu.lu@intel.com>
14600 Atom pipeline model, tuning and insn selection.
14601 * config.gcc (atom): Add atom config options and target.
14603 * config/i386/atom.md: New.
14605 * config/i386/i386.c (atom_cost): New cost.
14606 (m_ATOM): New macro flag.
14607 (initial_ix86_tune_features): Set m_ATOM.
14608 (x86_accumulate_outgoing_args): Likewise.
14609 (x86_arch_always_fancy_math_387): Likewise.
14610 (processor_target): Add Atom cost.
14611 (cpu_names): Add Atom cpu name.
14612 (override_options): Set Atom ISA.
14613 (ix86_issue_rate): New case PROCESSOR_ATOM.
14614 (ix86_adjust_cost): Likewise.
14616 * config/i386/i386.h (TARGET_ATOM): New target macro.
14617 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
14618 (TARGET_OPT_AGU): New target option.
14619 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
14620 (processor_type): Add PROCESSOR_ATOM.
14622 * config/i386/i386.md (cpu): Add new value "atom".
14623 (use_carry, movu): New attr.
14624 (atom.md): Include atom.md.
14625 (adddi3_carry_rex64): Set attr "use_carry".
14626 (addqi3_carry): Likewise.
14627 (addhi3_carry): Likewise.
14628 (addsi3_carry): Likewise.
14629 (*addsi3_carry_zext): Likewise.
14630 (subdi3_carry_rex64): Likewise.
14631 (subqi3_carry): Likewise.
14632 (subhi3_carry): Likewise.
14633 (subsi3_carry): Likewise.
14634 (x86_movdicc_0_m1_rex64): Likewise.
14635 (*x86_movdicc_0_m1_se): Likewise.
14636 (x86_movsicc_0_m1): Likewise.
14637 (*x86_movsicc_0_m1_se): Likewise.
14638 (*adddi_1_rex64): Emit add insn as much as possible.
14639 (*addsi_1): Likewise.
14640 (return_internal): Set atom_unit.
14641 (return_internal_long): Likewise.
14642 (return_pop_internal): Likewise.
14643 (*rcpsf2_sse): Set atom_sse_attr attr.
14644 (*qrt<mode>2_sse): Likewise.
14645 (*prefetch_sse): Likewise.
14647 * config/i386/i386-c.c (ix86_target_macros_internal): New case
14649 (ix86_target_macros_internal): Likewise.
14651 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
14652 (*prefetch_sse_rex): Likewise.
14653 (sse_rcpv4sf2): Likewise.
14654 (sse_vmrcpv4sf2): Likewise.
14655 (sse_sqrtv4sf2): Likewise.
14656 (<sse>_vmsqrt<mode>2): Likewise.
14657 (sse_ldmxcsr): Likewise.
14658 (sse_stmxcsr): Likewise.
14659 (*sse_sfence): Likewise.
14660 (sse2_clflush): Likewise.
14661 (*sse2_mfence): Likewise.
14662 (*sse2_lfence): Likewise.
14663 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
14664 (<sse>_movup<ssemodesuffixf2c>): Likewise.
14665 (avx_movdqu<avxmodesuffix>): Likewise.
14666 (avx_lddqu<avxmodesuffix>): Likewise.
14667 (sse2_movntv2di): Change attr "type" to "ssemov".
14668 (sse2_movntsi): Likewise.
14669 (rsqrtv8sf2): Change attr "type" to "sseadd".
14670 (sse3_addsubv2df3): Set attr "atom_unit".
14671 (sse3_h<plusminus_insn>v4sf3): Likewise.
14672 (*sse2_pmaddwd): Likewise.
14673 (*vec_extractv2di_1_rex64): Likewise.
14674 (*vec_extractv2di_1_avx): Likewise.
14675 (sse2_psadbw): Likewise.
14676 (ssse3_phaddwv8hi3): Likewise.
14677 (ssse3_phaddwv4hi3): Likewise.
14678 (ssse3_phadddv4si3): Likewise.
14679 (ssse3_phadddv2si3): Likewise.
14680 (ssse3_phaddswv8hi3): Likewise.
14681 (ssse3_phaddswv4hi3): Likewise.
14682 (ssse3_phsubwv8hi3): Likewise.
14683 (ssse3_phsubwv4hi3): Likewise.
14684 (ssse3_phsubdv4si3): Likewise.
14685 (ssse3_phsubdv2si3): Likewise.
14686 (ssse3_phsubswv8hi3): Likewise.
14687 (ssse3_phsubswv4hi3): Likewise.
14688 (ssse3_pmaddubsw128): Likewise.
14689 (sse3_pmaddubsw: Likewise.
14690 (ssse3_palignrti): Likewise.
14691 (ssse3_palignrdi): Likewise.
14693 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
14695 * doc/install.texi (Specific): Fix two cross-references to MinGW.
14697 2009-04-06 Richard Guenther <rguenther@suse.de>
14699 PR tree-optimization/28868
14700 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
14701 of which PHI results we inserted.
14702 (insert_into_preds_of_block): Record inserted PHIs.
14703 (eliminate): Eliminate redundant PHI nodes.
14704 (init_pre): Init inserted_phi_names.
14706 2009-04-06 Richard Guenther <rguenther@suse.de>
14708 PR tree-optimization/39643
14709 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
14710 IMAGPART_EXPRs of complex constants.
14711 (execute_fold_all_builtins): If we folded a call queue
14712 TODO_update_address_taken.
14714 2009-04-06 Jan Hubicka <jh@suse.cz>
14716 PR middle-end/39659
14717 * except.c (remove_unreachable_regions): Propagate may_contain_throw
14720 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
14722 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
14724 (ic_invalidate_array): Likewise.
14726 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
14728 * calls.c (emit_library_call_value_1): Fix a problem with parameter
14729 alignment for library calls.
14731 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
14733 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
14734 (mingw32 tm clause use_gcc_stdint): Set to wrap.
14735 * config/i386/mingw-stdint.h: New file.
14737 2009-04-05 Richard Guenther <rguenther@suse.de>
14739 PR tree-optimization/39648
14740 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
14741 our &A vs. &A[0] IL deficiencies.
14743 2009-04-04 Jan Hubicka <jh@suse.cz>
14745 * except.c (sjlj_find_directly_reachable_regions): Be ready for
14746 removed toplevel regions.
14747 (sjlj_mark_call_sites): Likewise.
14749 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
14751 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
14752 (cygwin tm clause use_gcc_stdint): Set to wrap.
14753 * config/i386/cygwin-stdint.h: New file.
14755 2009-04-04 Richard Guenther <rguenther@suse.de>
14757 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
14758 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
14759 single-argument PHIs if we are in loop-closed SSA form.
14760 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
14761 for the pre-condition.
14762 (slpeel_tree_peel_loop_to_edge): Likewise.
14763 (vect_build_loop_niters): Take an optional sequence to append stmts.
14764 (vect_generate_tmps_on_preheader): Likewise.
14765 (vect_do_peeling_for_loop_bound): Take extra guards for the
14767 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
14768 the cost model check.
14769 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
14770 guards if we are going to peel. Do not apply versioning in that case.
14771 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
14772 (vect_do_peeling_for_loop_bound): Likewise.
14773 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
14774 loop bound only record extra pre-conditions, do not apply loop
14777 2009-04-04 Richard Guenther <rguenther@suse.de>
14779 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
14782 2009-04-04 Jan Hubicka <jh@suse.cz>
14784 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
14785 last_basic_block for size of bb->index indexed array.
14786 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
14787 compute_out, link_btr_uses, build_btr_def_use_webs,
14788 build_btr_def_use_webs, migrate_btr_defs): Likewise.
14790 2009-04-04 Jan Hubicka <jh@suse.cz>
14792 * except.c (remove_eh_handler_and_replace): Break out from ...
14793 (remove_eh_handler): ... here.
14794 (bring_to_root): New function.
14795 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
14796 handled ones, bring others to root of tree.
14798 2009-04-04 Jan Hubicka <jh@suse.cz>
14800 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
14801 (all_phis_safe_to_merge): New function.
14802 (update_info): New structure.
14803 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
14804 (cleanup_empty_eh): Update SSA if possible.
14806 2009-04-04 Richard Guenther <rguenther@suse.de>
14808 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
14809 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
14810 (append_vuse): Likewise.
14812 2009-04-04 Jakub Jelinek <jakub@redhat.com>
14814 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
14815 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
14816 instead of REG_UNSAVED for DW_CFA_undefined.
14817 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
14818 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
14821 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
14824 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
14825 * testsuite/gcc.c-torture/execute/pr39501.c: New file.
14826 * testsuite/gcc.c-torture/execute/pr39501.x: New file.
14828 2009-04-04 Richard Guenther <rguenther@suse.de>
14830 PR tree-optimization/8781
14831 PR tree-optimization/37892
14832 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
14833 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
14834 (valueize_refs): Call it for *& valueizations.
14835 (shared_reference_ops_from_ref): Rename to ...
14836 (valueize_shared_reference_ops_from_ref): ... this and valueize.
14837 (shared_reference_ops_from_call): Rename to ...
14838 (valueize_shared_reference_ops_from_call): ... this and valueize.
14839 (vn_reference_lookup): Update.
14840 (visit_reference_op_call): Likewise.
14841 * tree-ssa-pre.c (phi_translate_1): Fold *&.
14842 (eliminate): Value-replace the call address in call statements.
14844 2009-04-04 Richard Guenther <rguenther@suse.de>
14846 PR tree-optimization/39636
14847 * tree-ssa-forwprop.c
14848 (forward_propagate_addr_into_variable_array_index): Check for
14849 GIMPLE_ASSIGN before accessing the rhs code.
14851 2009-04-03 Jason Merrill <jason@redhat.com>
14853 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
14855 2009-04-03 Steve Ellcey <sje@cup.hp.com>
14857 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
14858 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
14859 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
14860 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
14861 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
14862 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
14863 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
14864 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
14865 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
14866 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
14867 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
14868 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
14869 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
14870 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
14871 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
14872 Use fr_reg_or_fp01_operand instead of fr_register_operand
14874 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
14875 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
14876 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
14878 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
14880 PR rtl-optimization/39607
14881 PR rtl-optimization/39631
14885 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
14886 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
14887 instead of DF_LR_OUT.
14888 * ira-lives.c (process_bb_node_lives): Ditto.
14889 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
14890 instead of DF_LR_{OUT,IN}.
14891 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
14892 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
14894 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
14896 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
14897 (execute_lower_omp): Always run but take the short way out if -fopenmp
14899 (gate_lower_omp): Remove, forcing the pass manager to always run the
14900 pass and always set PROP_gimple_lomp.
14901 (pass_lower_omp): Remove gate function.
14902 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
14903 PROP_trees. Instead, require it.
14904 * ipa-cp.c (pass_ipa_cp): Likewise.
14905 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
14906 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
14907 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
14908 and PROP_gimple_leh.
14910 2009-04-03 Richard Guenther <rguenther@suse.de>
14912 PR middle-end/13146
14913 PR tree-optimization/23940
14914 PR tree-optimization/33237
14915 PR middle-end/33974
14916 PR middle-end/34093
14917 PR tree-optimization/36201
14918 PR tree-optimization/36230
14919 PR tree-optimization/38049
14920 PR tree-optimization/38207
14921 PR tree-optimization/38230
14922 PR tree-optimization/38301
14923 PR tree-optimization/38585
14924 PR middle-end/38895
14925 PR tree-optimization/38985
14926 PR tree-optimization/39299
14927 * tree-ssa-structalias.h: Remove.
14928 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
14929 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
14930 (struct vuse_element_d): Remove.
14931 (struct vuse_vec_d): Likewise.
14932 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
14933 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
14934 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
14935 VUSE_ELEMENT_VAR): Likewise.
14936 (struct voptype_d): Likewise.
14937 (NUM_VOP_FREE_BUCKETS): Likewise.
14938 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
14939 (struct stmt_operands_d): Remove.
14940 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
14941 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
14942 VDEF_NUM, VDEF_VECT): Likewise.
14943 (copy_virtual_operands): Remove.
14944 (operand_build_cmp): Likewise.
14945 (create_ssa_artificial_load_stmt): Likewise.
14946 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
14947 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
14948 vuse_index and mayuse_index members. Pack and move done and iter_type
14949 members to the front.
14950 (SSA_OP_VMAYUSE): Remove.
14951 (SSA_OP_VIRTUAL_USES): Adjust.
14952 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
14953 (unlink_stmt_vdef): Declare.
14954 (add_to_addressable_set): Remove.
14955 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
14956 (vrp_visit_stmt): Likewise.
14957 * doc/tree-ssa.texi (Alias analysis): Update.
14958 * doc/invoke.texi (max-aliased-vops): Remove docs.
14959 (avg-aliased-vops): Likewise.
14960 * tree-into-ssa.c (syms_to_rename): Remove.
14961 (need_to_update_vops_p): Likewise.
14962 (need_to_initialize_update_ssa_p): Rename to ...
14963 (update_ssa_initialized_fn): ... this. Track function we are
14965 (symbol_marked_for_renaming): Simplify.
14966 (add_new_name_mapping): Do not set need_to_update_vops_p.
14967 (dump_currdefs): Use SYMS_TO_RENAME.
14968 (rewrite_update_stmt): Always walk all uses/defs.
14969 (dump_update_ssa): Adjust.
14970 (init_update_ssa): Take function argument. Track what we are
14972 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
14973 (create_new_def_for): Initialize for cfun, assert we are initialized
14975 (mark_sym_for_renaming): Simplify.
14976 (mark_set_for_renaming): Do not initialize update-ssa.
14977 (need_ssa_update_p): Simplify. Take function argument.
14978 (name_mappings_registered_p): Assert we ask for the correct function.
14979 (name_registered_for_update_p): Likewise.
14980 (ssa_names_to_replace): Likewise.
14981 (release_ssa_name_after_update_ssa): Likewise.
14982 (update_ssa): Likewise. Use SYMS_TO_RENAME.
14983 (dump_decl_set): Do not print a newline.
14984 (debug_decl_set): Do it here.
14985 (dump_update_ssa): And here.
14986 * tree-ssa-loop-im.c (move_computations): Adjust.
14987 (movement_possibility): Likewise.
14988 (determine_max_movement): Likewise.
14989 (gather_mem_refs_stmt): Likewise.
14990 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
14991 or NAME_MEMORY_TAG.
14992 * tree-complex.c (update_all_vops): Remove.
14993 (expand_complex_move): Adjust.
14994 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
14995 Simplify test for memory referencing statement. Exclude
14996 non-invariant ADDR_EXPRs.
14997 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
14998 * tree-loop-distribution.c (generate_memset_zero): Adjust.
14999 (rdg_flag_uses): Likewise.
15000 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
15002 (tree_optimize_tail_calls_1): Also split the
15003 edge from the entry block if we have degenerate PHI nodes in
15004 the first basic block.
15005 * tree.c (init_ttree): Remove memory-tag related code.
15006 (tree_code_size): Likewise.
15007 (tree_node_structure): Likewise.
15008 (build7_stat): Re-write to be build6_stat.
15009 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
15010 (SSA_VAR_P): Adjust.
15011 (struct tree_memory_tag): Remove.
15012 (struct tree_memory_partition_tag): Likewise.
15013 (union tree_node): Adjust.
15014 (build7): Re-write to be build6.
15015 * tree-pass.h (pass_reset_cc_flags): Remove.
15016 (TODO_update_address_taken): New flag.
15017 (pass_simple_dse): Remove.
15018 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
15019 * params.h (MAX_ALIASED_VOPS): Remove.
15020 (AVG_ALIASED_VOPS): Likewise.
15021 * omp-low.c (expand_omp_taskreg): Update SSA form.
15022 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
15023 aliases the lhs in a copy stmt.
15024 * tree-ssa-dse.c (struct address_walk_data): Remove.
15025 (memory_ssa_name_same): Likewise.
15026 (memory_address_same): Likewise.
15027 (get_kill_of_stmt_lhs): Likewise.
15028 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
15029 unused stores. Look through PHI nodes into post-dominated regions.
15030 (dse_optimize_stmt): Simplify. Properly remove stores.
15031 (tree_ssa_dse): Compute dominators.
15032 (execute_simple_dse): Remove.
15033 (pass_simple_dse): Likewise.
15034 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
15035 gimple_loaded_syms and gimple_stored_syms computation.
15036 * toplev.c (dump_memory_report): Dump alias and pta stats.
15037 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
15038 (vn_reference_eq): Likewise.
15039 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
15040 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
15041 valueize_vuses): Remove.
15042 (get_def_ref_stmt_vuses): Simplify. Rename to ...
15043 (get_def_ref_stmt_vuse): ... this.
15044 (vn_reference_lookup_2): New function.
15045 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
15046 walking equivalent vuses. Simplify.
15047 (vn_reference_lookup): Likewise.
15048 (vn_reference_insert): Likewise.
15049 (vn_reference_insert_pieces): Likewise.
15050 (visit_reference_op_call): Simplify.
15051 (visit_reference_op_load): Likewise.
15052 (visit_reference_op_store): Likewise.
15053 (init_scc_vn): Remove shared_lookup_vuses initialization.
15054 (free_scc_vn): Remove shared_lookup_vuses freeing.
15055 (sort_vuses, sort_vuses_heap): Remove.
15056 (get_ref_from_reference_ops): Export.
15057 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
15058 vector with single vuse pointer.
15059 (vn_reference_lookup_pieces, vn_reference_lookup,
15060 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
15061 (shared_vuses_from_stmt): Remove.
15062 (get_ref_from_reference_ops): Declare.
15063 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
15064 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
15065 memory-tag related code.
15066 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
15067 (likely_value): Add comment, skip static-chain of call statements.
15068 (surely_varying_stmt_p): Adjust.
15069 (gimplify_and_update_call_from_tree): Likewise.
15070 (execute_fold_all_builtins): Do not rebuild alias info.
15071 (gimplify_and_update_call_from_tree): Properly update VOPs.
15072 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
15073 (copy_ref_info): Remove memory-tag related code.
15074 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
15075 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
15076 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
15078 * tree-ssa-dom.c (gimple_p): Remove typedef.
15079 (eliminate_redundant_computations): Adjust.
15080 (record_equivalences_from_stmt): Likewise.
15081 (avail_expr_hash): Likewise.
15082 (avail_expr_eq): Likewise.
15083 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
15084 (stmt_makes_single_load): Likewise.
15085 (stmt_makes_single_store): Likewise.
15086 * tree-ssa-alias.c: Rewrite completely.
15087 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
15088 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
15089 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
15090 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
15091 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
15092 Remove public functions.
15093 (pass_reset_cc_flags): Remove.
15094 (pass_build_alias): Move ...
15095 * tree-ssa-structalias.c (pass_build_alias): ... here.
15096 * tree-ssa-alias.c (may_be_aliased): Move ...
15097 * tree-flow-inline.h (may_be_aliased): ... here.
15098 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
15099 count_uses_and_derefs): Move ...
15100 * gimple.c: ... here.
15101 * gimple.h (count_uses_and_derefs): Declare.
15102 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
15103 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
15104 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
15105 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
15106 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
15107 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
15108 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
15110 * tree-dfa.c (refs_may_alias_p): Move ...
15111 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
15112 * tree-ssa-alias.h: New file.
15113 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
15114 (statement_sink_location): Likewise.
15115 * opts.c (decode_options): Do not adjust max-aliased-vops or
15116 avg-aliased-vops values.
15117 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
15118 (TV_CALL_CLOBBER): Likewise.
15119 (TV_FLOW_SENSITIVE): Likewise.
15120 (TV_FLOW_INSENSITIVE): Likewise.
15121 (TV_MEMORY_PARTITIONING): Likewise.
15122 (TV_ALIAS_STMT_WALK): New timevar.
15123 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
15124 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
15125 (get_address_description): Remove memory-tag related code.
15126 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
15127 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
15128 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
15129 and immediate uses in statements. Document.
15130 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
15131 (dump_symbols): Remove.
15132 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
15133 * alias.c (get_deref_alias_set): New function split out from ...
15134 (get_alias_set): ... here.
15135 * alias.h (get_deref_alias_set): Declare.
15136 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
15137 type parameter. Remove restrict pointer handling. Create a
15138 ref-all pointer in case type-based alias sets do not conflict.
15139 (vect_analyze_data_refs): Remove SMT related code.
15140 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
15141 (vectorizable_load): Likewise.
15142 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
15143 (DR_SYMBOL_TAG, DR_VOPS): Remove.
15144 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
15145 Ignore vops and SMTs.
15146 (dr_analyze_alias): Likewise..
15147 (free_data_ref): Likewise.
15148 (create_data_ref): Likewise.
15149 (analyze_all_data_dependences): Likewise.
15150 (get_references_in_stmt): Adjust.
15151 * tree-flow-inline.h (gimple_aliases_computed_p,
15152 gimple_addressable_vars, gimple_call_clobbered_vars,
15153 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
15154 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
15155 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
15156 gimple_mem_ref_stats): Remove.
15157 (gimple_vop): New function.
15158 (op_iter_next_use): Remove vuses and mayuses cases.
15159 (op_iter_next_def): Remove vdefs case.
15160 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
15161 (clear_and_done_ssa_iter): Do not set removed fields.
15162 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
15163 Assert we are not iterating over vuses or vdefs if not also
15164 iterating over uses or defs.
15165 (op_iter_init_use): Likewise.
15166 (op_iter_init_def): Likewise.
15167 (op_iter_next_vdef): Remove.
15168 (op_iter_next_mustdef): Likewise.
15169 (op_iter_init_vdef): Likewise.
15170 (compare_ssa_operands_equal): Likewise.
15171 (link_use_stmts_after): Handle vuse operand.
15172 (is_call_used): Use is_call_clobbered.
15173 (is_call_clobbered): Global variables are always call clobbered,
15174 query the call-clobbers bitmap.
15175 (mark_call_clobbered): Ignore global variables.
15176 (clear_call_clobbered): Likewise.
15177 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
15178 virtual operands sanity check.
15179 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
15181 (TARGET_MEM_REF): Remove TMR_TAG operand.
15182 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
15183 Remove call-clobber related code.
15184 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
15185 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
15186 partitions or escape reason.
15187 (get_single_def_stmt, get_single_def_stmt_from_phi,
15188 get_single_def_stmt_with_phi): Remove.
15189 (dump_referenced_vars): Tidy.
15190 (get_ref_base_and_extent): Allow bare decls.
15191 (collect_dfa_stats): Adjust.
15192 * graphite.c (rename_variables_in_stmt): Adjust.
15193 (graphite_copy_stmts_from_block): Likewise.
15194 (translate_clast): Likewise.
15195 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
15197 (translate_vuse_through_block): Use the oracle.
15198 (phi_translate_1): Adjust.
15199 (value_dies_in_block_x): Use the oracle. Cache the outcome
15201 (valid_in_sets): Check if the VUSE for
15202 a REFERENCE is available.
15203 (eliminate): Do not remove stmts during elimination,
15204 instead queue and remove them afterwards.
15205 (do_pre): Do not rebuild alias info.
15206 (pass_pre): Run TODO_rebuild_alias before PRE.
15207 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
15208 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
15209 (mark_all_v_defs_stmt): Remove.
15210 (mark_all_v_defs_seq): Adjust.
15211 (sra_replace): Likewise.
15212 (scalarize_use): Likewise.
15213 (scalarize_copy): Likewise.
15214 (scalarize_init): Likewise.
15215 (scalarize_ldst): Likewise.
15216 (todoflags): Remove.
15217 (tree_sra): Do not rebuild alias info.
15218 (tree_sra_early): Adjust.
15219 (pass_sra): Run TODO_update_address_taken before SRA.
15220 * tree-predcom.c (set_alias_info): Remove.
15221 (prepare_initializers_chain): Do not call it.
15222 (mark_virtual_ops_for_renaming): Adjust.
15223 (mark_virtual_ops_for_renaming_list): Remove.
15224 (initialize_root_vars): Adjust.
15225 (initialize_root_vars_lm): Likewise.
15226 (prepare_initializers_chain): Likewise.
15227 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
15228 (may_propagate_copy_into_stmt): Likewise.
15229 (merge_alias_info): Do nothing for now.
15230 (propagate_tree_value_into_stmt): Adjust.
15231 (stmt_may_generate_copy): Likewise.
15232 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
15233 not mark symbols for renaming.
15234 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
15235 with the same statement, make sure to update the new pointed-to one.
15236 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
15237 call statements, do not mark symbols for renaming.
15238 (mark_operand_necessary): Dump something.
15239 (ref_may_be_aliased): New function.
15240 (mark_aliased_reaching_defs_necessary_1): New helper function.
15241 (mark_aliased_reaching_defs_necessary): Likewise.
15242 (mark_all_reaching_defs_necessary_1): Likewise.
15243 (mark_all_reaching_defs_necessary): Likewise.
15244 (propagate_necessity): Do not process virtual PHIs. For
15245 non-aliased loads mark all reaching definitions as necessary.
15246 For aliased loads and stores mark the immediate dominating
15247 aliased clobbers as necessary.
15248 (visited): New global static.
15249 (perform_tree_ssa_dce): Free visited bitmap after propagating
15251 (remove_dead_phis): Perform simple dead virtual PHI removal.
15252 (remove_dead_stmt): Properly unlink virtual operands when
15254 (eliminate_unnecessary_stmts): Schedule PHI removal after
15256 * tree-ssa-ter.c (is_replaceable_p): Adjust.
15257 (process_replaceable): Likewise.
15258 (find_replaceable_in_bb): Likewise.
15259 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
15260 based on the single gimple vop.
15261 (verify_flow_insensitive_alias_info): Remove.
15262 (verify_flow_sensitive_alias_info): Likewise.
15263 (verify_call_clobbering): Likewise.
15264 (verify_memory_partitions): Likewise.
15265 (verify_alias_info): Likewise.
15266 (verify_ssa): Adjust..
15267 (execute_update_addresses_taken): Export. Update SSA
15268 manually. Optimize only when optimizing. Use a local bitmap.
15269 (pass_update_address_taken): Remove TODO_update_ssa, add
15271 (pass_update_address_taken): Just use TODO_update_address_taken.
15272 (init_tree_ssa): Do not initialize addressable_vars.
15273 (verify_ssa): Verify new VUSE / VDEF properties.
15274 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
15275 Do not call verify_alias_info.
15276 (delete_tree_ssa): Clear the VUSE, VDEF operands.
15277 Do not free the loaded and stored syms bitmaps. Reset the escaped
15278 and callused solutions. Do not free addressable_vars.
15279 Remove memory-tag related code.
15280 (warn_uninitialized_var): Aliases are always available.
15281 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
15282 * lambda-code.c (can_put_in_inner_loop): Adjust.
15283 (can_put_after_inner_loop): Likewise.
15284 (perfect_nestify): Likewise.
15285 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
15286 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
15287 (vectorizable_conversion): Do not mark symbols for renaming.
15288 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
15289 (expand_call_inline): Unlink the calls virtual operands before
15291 (tree_function_versioning): Do not call update_ssa if we are not
15292 updating clones. Simplify.
15293 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
15294 (propagate_with_phi): Likewise..
15295 * tree-outof-ssa.c (create_temp): Remove memory tag and call
15296 clobber code. Assert we are not aliased or global.
15297 * tree-flow.h: Include tree-ssa-alias.h
15298 (enum escape_type): Remove.
15299 (struct mem_sym_stats_d): Likewise.
15300 (struct mem_ref_stats_d): Likewise.
15301 (struct gimple_df): Add vop member. Remove global_var,
15302 call_clobbered_vars, call_used_vars, addressable_vars,
15303 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
15304 escaped and callused members.
15305 (struct ptr_info_def): Remove all members, add points-to solution
15307 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
15308 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
15309 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
15310 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
15311 (tree-ssa-alias.o): Likewise.
15312 (toplev.o): Add tree-ssa-alias.h
15313 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
15314 * gimple.c (gimple_set_bb): Fix off-by-one error.
15315 (is_gimple_reg): Do not handle memory tags.
15316 (gimple_copy): Also copy virtual operands.
15317 Delay updating the statement. Do not reset loaded and stored syms.
15318 (gimple_set_stored_syms): Remove.
15319 (gimple_set_loaded_syms): Likewise.
15320 (gimple_call_copy_skip_args): Copy the virtual operands
15321 and mark the new statement modified.
15322 * tree-ssa-structalias.c (may_alias_p): Remove.
15323 (set_uids_in_ptset): Take the alias set to prune with as
15324 parameter. Fold in the alias test of may_alias_p.
15325 (compute_points_to_sets): Compute whether a ptr is dereferenced
15326 in a local sbitmap.
15327 (process_constraint): Deal with &ANYTHING on the lhs, reject all
15328 other ADDRESSOF constraints on the lhs.
15329 (get_constraint_for_component_ref): Assert that we don't get
15330 ADDRESSOF constraints from the base of the reference.
15331 Properly generate UNKNOWN_OFFSET for DEREF if needed.
15332 (struct variable_info): Remove collapsed_to member.
15333 (get_varinfo_fc): Remove.
15334 (new_var_info): Do not set collapsed_to.
15335 (dump_constraint): Do not follow cycles.
15336 (dump_constraint_graph): Likewise.
15337 (build_pred_graph): Likewise.
15338 (build_succ_graph): Likewise.
15339 (rewrite_constraints): Likewise.
15340 (do_simple_structure_copy): Remove.
15341 (do_rhs_deref_structure_copy): Remove.
15342 (do_lhs_deref_structure_copy): Remove.
15343 (collapse_rest_of_var): Remove.
15344 (do_structure_copy): Re-implement.
15345 (pta_stats): New global variable.
15346 (dump_pta_stats): New function.
15347 (struct constraint_expr): Make offset signed.
15348 (UNKNOWN_OFFSET): Define special value.
15349 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
15350 (solution_set_expand): New helper function split out from ...
15351 (do_sd_constraint): ... here.
15352 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
15353 (do_ds_constraint): Likewise.
15354 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
15355 and CALLUSED = *CALLUSED.
15356 (set_union_with_increment): Make inc argument signed.
15357 (type_safe): Remove.
15358 (get_constraint_for_ptr_offset): Handle unknown and negative
15360 (first_vi_for_offset): Handle offsets before start. Bail
15361 out early for offsets beyond the variable extent.
15362 (first_or_preceding_vi_for_offset): New function.
15363 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
15364 Together with ESCAPED = *ESCAPED this properly computes reachability.
15365 (find_what_var_points_to): New function.
15366 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
15367 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
15368 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
15369 pt_solutions_intersect): New functions.
15370 (compute_call_used_vars): Remove.
15371 (compute_may_aliases): New main entry into PTA computation.
15372 * gimple.h (gimple_p): New typedef.
15373 (struct gimple_statement_base): Remove references_memory_p.
15374 (struct gimple_statement_with_memory_ops_base): Remove
15375 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
15377 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
15378 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
15379 gimple_set_references_memory): Remove.
15380 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
15381 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
15383 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
15384 (verify_expr): Allow RESULT_DECL.
15385 (gimple_duplicate_bb): Do not copy virtual operands.
15386 (gimple_duplicate_sese_region): Adjust.
15387 (gimple_duplicate_sese_tail): Likewise.
15388 (mark_virtual_ops_in_region): Remove.
15389 (move_sese_region_to_fn): Do not call it.
15390 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
15391 and pass_simple_dse.
15392 (execute_function_todo): Handle TODO_update_address_taken,
15393 call execute_update_addresses_taken for TODO_rebuild_alias.
15394 (execute_todo): Adjust.
15395 (execute_one_pass): Init dump files early.
15396 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
15398 (create_general_new_stmt): Clear vops.
15399 * tree-ssa-reassoc.c (get_rank): Adjust.
15400 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
15401 symbols for renaming.
15402 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
15403 (PARAM_AVG_ALIASED_VOPS): Likewise.
15404 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
15405 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
15406 * tree-ssa-operands.c: Simplify for new virtual operand representation.
15407 (operand_build_cmp, copy_virtual_operands,
15408 create_ssa_artificial_load_stmt, add_to_addressable_set,
15409 gimple_add_to_addresses_taken): Remove public functions.
15410 (unlink_stmt_vdef): New function.
15412 2009-04-03 Alan Modra <amodra@bigpond.net.au>
15414 * config.gcc (powerpc-*-linux*): Merge variants.
15416 2009-04-02 Chao-ying Fu <fu@mips.com>
15417 James Grosbach <james.grosbach@microchip.com>
15419 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
15420 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
15422 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
15423 keep_interrupts_masked_p, use_debug_exception_return_p.
15424 (mips_attribute_table): Add interrupt, use_shadow_register_set,
15425 keep_interrupts_masked, use_debug_exception_return.
15426 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
15427 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
15429 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
15430 (mips_print_operand): Process COP0 registers to print $0 .. $31
15431 correctly for GAS to process.
15432 (mips_interrupt_extra_call_saved_reg_p): New function.
15433 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
15435 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
15436 (mips_compute_frame_info): Add supports for interrupt context that
15437 includes doubleword accumulators and COP0 registers.
15438 (mips_for_each_saved_acc): New function.
15439 (mips_for_each_saved_gpr_and_fpr): Change the function name from
15440 mips_for_each_saved_reg.
15441 (mips_save_reg): Save accumulators.
15442 (mips_kernel_reg_p): A new for_each_rtx callback.
15443 (mips_expand_prologue): Support interrupt handlers.
15444 (mips_restore_reg): Restore accumulators.
15445 (mips_expand_epilogue): Support interrupt handlers.
15446 (mips_can_use_return_insn): Return false for interrupt handlers.
15447 (mips_epilogue_uses): New function.
15448 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
15449 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
15450 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
15451 cop0_move): New instructions.
15452 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
15453 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
15455 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
15457 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
15458 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
15459 interrupt handlers, we use K0 as the temporary register.
15460 (EPILOGUE_USES): Change to a function call.
15461 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
15462 handlers, we use K0 as the temporary register.
15464 * doc/extend.texi (Function Attributes): Document interrupt,
15465 use_shadow_register_set, keep_interrupts_masked,
15466 use_debug_exception_return for MIPS attributes.
15468 2009-04-03 Alan Modra <amodra@bigpond.net.au>
15470 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
15471 Remove a number of t-files from tmake_file.
15472 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
15473 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
15474 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
15475 target_prototype, not TARGET_PROTOTYPE.
15476 (LINK_OS_GNU_SPEC): Define.
15477 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
15478 and darwin-ldoubdle.c.
15480 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
15483 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
15484 (cpp_options): Ditto.
15485 (default_compilers): Ditto.
15486 (display_help): Ditto.
15487 (process_command): Ditto.
15488 (do_spec_1): Ditto.
15489 (set_input): Use lbasename instead of duplicate code.
15490 (save_temps_prefix): New static for -save-temps=obj.
15491 (save_temps_length): Ditto.
15493 * doc/invoke.texi (-save-temps=obj): Document new variant to
15494 -save-temps switch.
15496 2009-04-02 Jeff Law <law@redhat.com>
15498 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
15501 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
15503 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
15504 * configure: Regenerated.
15506 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
15508 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
15509 share the argument list.
15511 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
15515 2009-02-12 Diego Novillo <dnovillo@google.com>
15517 * varpool.c (debug_varpool): New.
15518 * cgraph.h (debug_varpool): Declare.
15520 2009-04-02 Jan Hubicka <jh@suse.cz>
15522 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
15525 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
15527 * config/i386/i386.c (ix86_abi): Move initialization to ...
15528 (override_options): Here.
15530 2009-04-02 Christian Bruel <christian.bruel@st.com>
15532 * config/sh/sh.c (sh_dwarf_register_span): New function.
15533 (TARGET_DWARF_REGISTER_SPAN): Define.
15534 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
15536 2009-04-02 Ira Rosen <irar@il.ibm.com>
15538 PR tree-optimization/39595
15539 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
15540 interleaved loads group is not greater than the SLP group size.
15542 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
15544 * builtins.c (is_builtin_name): New.
15545 (called_as_built_in): Use is_builtin_name.
15546 * tree.h (is_builtin_name): New.
15547 * varasm.c (incorporeal_function_p): Use is_builtin_name
15549 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
15551 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
15553 2009-04-02 Dodji Seketeli <dodji@redhat.com>
15556 * c-decl.c (clone_underlying_type): Move this ...
15557 * c-common.c (set_underlying_type): ... here.
15558 Also, make sure the function properly sets TYPE_STUB_DECL() on
15559 the newly created typedef variant type.
15560 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
15561 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
15564 2009-04-02 Richard Guenther <rguenther@suse.de>
15566 PR tree-optimization/37221
15567 * tree-flow.h (degenerate_phi_result): Declare.
15568 * tree-ssa-dom.c (degenerate_phi_result): Export.
15569 * tree-scalar-evolution.c (analyze_initial_condition): If
15570 the initial condition is defined by a degenerate PHI node
15571 use the degenerate value.
15573 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
15575 PR rtl-optimization/39588
15576 * combine.c (merge_outer_ops): Do not set the constant when this
15578 (simplify_shift_const_1): Do not modify it either in this case.
15580 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
15582 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
15583 tuning is deprecated if -mtune value is set to an Itanium1 variant.
15585 2009-04-01 Janis Johnson <janis187@us.ibm.com>
15588 * c-lex.c (interpret_float): Default (no suffix) is double.
15590 2009-04-1 Xinliang David Li <davidxl@google.com>
15592 * config/i386/i386.c (legitimate_constant_p): Recognize
15593 all one vector constant.
15595 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
15597 * config/vax/vax.c: Add #includes to silence warnings.
15598 Change #include order to silence two warnings.
15600 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
15602 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
15603 (ASM_SPEC): Pass -k to the assembler for PIC code.
15605 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
15607 * config.gcc: Add vax-*-linux* to the switch.
15608 * config/vax/linux.h: New file. (TARGET_VERSION,
15609 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
15611 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
15613 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
15614 Use predicate macros instead of GET_CODE() == foo.
15615 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
15616 ashlsi3, rotrsi3, <unnamed>): Likewise.
15618 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
15620 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
15621 jbbccihi, jbbccisi): Remova trailing whitespace.
15622 * config/vax/constraints.md: Likewise.
15623 * config/vax/elf.h: (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
15624 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
15625 * config/vax/predicates.md: Likewise.
15626 * config/vax/vax.c (print_operand_address, vax_output_int_move,
15627 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
15628 * config/vax/vax.h: Likewise.
15629 * config/vax/vax.md (nonlocal_goto): Likewise.
15631 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
15633 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
15634 (indirectable_address_p, adjacent_operands_p): Add spaces around
15636 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
15638 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
15640 * config/vax/vax.c (legitimate_constant_address_p,
15641 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
15642 index_term_p, reg_plus_index_p, legitimate_address_p,
15643 vax_mode_dependent_address_p): Update comments to match functions
15644 modified by the recent int->bool conversion.
15646 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
15648 * config/vax/builtins.md: Update copyright message.
15649 * config/vax/constraints.md: Likewise.
15650 * config/vax/netbsd-elf.h: Likewise.
15651 * config/vax/predicates.md: Likewise.
15652 * config/vax/vax-protos.h: Likewise.
15653 * config/vax/vax.c: Likewise.
15654 * config/vax/vax.h: Likewise.
15655 * config/vax/vax.md: Likewise.
15656 * config/vax/vax.opt: Likewise.
15658 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
15660 * config/vax/builtins.md (ffssi2, ffssi2_internal,
15661 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
15662 * config/vax/constraints.md (B, R): Likewise.
15663 * config/vax/predicates.md (external_memory_operand,
15664 nonimmediate_addsub_di_operand): Likewise.
15665 * config/vax/vax.c (vax_output_int_add): Likewise.
15666 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
15667 untyped_call): Likewise.
15669 2009-04-01 Matt Thomas <matt@3am-software.com>
15671 * config/vax/predicates.md: New file.
15672 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
15673 external_const_operand, nonsymbolic_operand, external_memory_operand,
15674 indirect_memory_operand, indexed_memory_operand,
15675 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
15676 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
15678 * config/vax/constraints.md: New file.
15679 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
15681 * config/vax/builtins.md: New file.
15682 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
15683 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
15685 * config/vax/vax.opt (mqmath): Add option.
15686 * config/vax/vax.md (isfx): Extend with DI.
15687 (VAXintQH, VAXintQHSD): Define.
15688 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
15689 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
15690 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
15691 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
15692 (movdi): Update constraints and use vax_output_int_move().
15693 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
15694 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
15695 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
15696 nonlocal_goto): New.
15697 (mov<mode>): Extend accepted operand types.
15698 (subdi3_old): Rename from subdi3, change update constraints and use
15699 a new implementation.
15700 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
15701 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
15702 MOVE_RATIO, CLEAR_RATIO): Define.
15703 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
15704 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
15705 (PRINT_OPERAND): Redefine using a function instead of inlined code.
15706 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
15707 (split_quadword_operands): Make static and really allow variable
15709 (print_operand_address): Update for PIC generation.
15710 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
15711 indexable_address_p, fixup_mathdi_operand,
15712 vax_expand_addsub_di_operands, adjacent_operands_p): New.
15713 (vax_float_literal, legitimate_constant_p,
15714 indirectable_constant_address_p, index_term_p,
15715 reg_plus_index_p): Return bool instead of int.
15716 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
15718 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
15720 (vax_output_conditional_branch): Indent.
15721 (legitimate_constant_address_p, indirectable_constant_address_p,
15722 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
15723 vax_mode_dependent_address_p): Return bool instead of int, update for
15725 * config/vax/vax-protos.h (legitimate_constant_address_p,
15726 legitimate_constant_p, legitimate_address_p,
15727 vax_mode_dependent_address_p): Change declaration to bool.
15728 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
15729 vax_expand_addsub_di_operands, vax_output_int_subtract,
15730 vax_output_movmemsi): Declare.
15731 (split_quadword_operands, vax_float_literal): Delete declaration.
15732 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
15733 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
15734 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
15735 ASM_OUTPUT_DWARF_PCREL): Define.
15736 (ASM_SPEC): Change definition to allow PIC generation.
15738 2009-04-01 Steve Ellcey <sje@cup.hp.com>
15740 * doc/sourcebuild.texi: Update front-end requirements.
15742 2009-04-01 Jakub Jelinek <jakub@redhat.com>
15745 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
15746 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
15747 (booldi3_internal3): Use boolean_or_operator instead of
15750 2009-04-01 Joseph Myers <joseph@codesourcery.com>
15753 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
15754 declarator whose size is not an integer constant expression but
15755 folds to an integer constant, then treat it as a constant
15758 2009-04-01 Richard Guenther <rguenther@suse.de>
15760 * fold-const.c (fold_plusminus_mult_expr): Do not fold
15761 i * 4 + 2 to (i * 2 + 1) * 2.
15763 2009-04-01 Jakub Jelinek <jakub@redhat.com>
15766 * c-parser.c (c_parser_asm_statement): Skip until close paren and
15767 return if c_parser_asm_string_literal returned NULL.
15769 2009-04-01 Nick Clifton <nickc@redhat.com>
15771 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
15773 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
15774 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
15775 other typedefs to avoid conflicts with libgcc2.c. Define labels
15776 to gain 16-bit bit-manipulation functions from libgcc2.c and then
15778 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
15779 to gain 16-bit trapping arithmetic functions from libgcc2.c and
15782 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
15784 * varasm.c (default_function_rodata_section): Declare DOT as
15787 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
15788 Andrey Galkin <agalkin@hypercom.com>
15791 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
15792 Make object_name unique for each process.
15794 2009-04-01 Jakub Jelinek <jakub@redhat.com>
15797 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
15798 addressable variables in the parallel that could go out of scope while
15799 running queued tasks.
15801 2009-04-01 Anatoly Sokolov <aesok@post.ru>
15803 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
15804 (CASE_VALUES_THRESHOLD): Redefine.
15805 * config/avr/avr.c (avr_override_options): Remove initialization of
15806 avr_case_values_threshold variable.
15807 (avr_case_values_threshold): Remove variable. Add new function.
15808 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
15809 * config/avr/avr.opt (mno-tablejump): Remove option.
15810 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
15812 2009-04-01 DJ Delorie <dj@redhat.com>
15814 * varasm.c (default_function_rodata_section): Don't assume
15815 anything about where the first '.' in the section name is.
15817 2009-04-01 Alan Modra <amodra@bigpond.net.au>
15819 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
15820 rs6000_emit_stack_tie.
15822 2009-03-31 Ian Lance Taylor <iant@google.com>
15824 * tree-eh.c (tree_remove_unreachable_handlers): Compare
15825 gimple_code with GIMPLE_RESX, not RESX.
15827 2009-03-31 Joseph Myers <joseph@codesourcery.com>
15829 * c-common.c (c_get_ident): New.
15830 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
15832 2009-04-01 Ben Elliston <bje@au.ibm.com>
15834 * config/rs6000/sysv4.opt (msdata): Improve option description.
15836 2009-03-31 Steve Ellcey <sje@cup.hp.com>
15838 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
15839 (divdf3_internal_lat): Remove.
15840 (divxf3_internal_lat): Remove.
15841 (divxf3_internal_thr): Remove.
15842 (divxf): Use divxf3_internal.
15843 * config/ia64/div.md (divsf3_internal_lat): New.
15844 (divdf3_internal_lat): New.
15845 (divxf3_internal): New.
15847 2009-03-31 Joseph Myers <joseph@codesourcery.com>
15850 * Makefile.in (USE_GCC_STDINT): Define.
15851 (stmp-int-hdrs): Install stdint.h if applicable.
15852 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
15854 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
15855 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
15856 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
15857 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
15858 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
15859 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
15860 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
15861 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
15862 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
15863 (c_common_nodes_and_builtins): Initialize
15864 underlying_wchar_type_node. Do not initialize
15865 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
15866 nodes for new types.
15867 (c_stddef_cpp_builtins): Define macros for new types.
15868 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
15870 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
15871 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
15872 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
15873 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
15874 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
15875 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
15876 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
15877 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
15878 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
15879 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
15880 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
15881 int16_type_node, int32_type_node, int64_type_node,
15882 uint8_type_node, uint16_type_node, c_uint32_type_node,
15883 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
15884 int_least32_type_node, int_least64_type_node,
15885 uint_least8_type_node, uint_least16_type_node,
15886 uint_least32_type_node, uint_least64_type_node,
15887 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
15888 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
15889 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
15890 uintptr_type_node): Define.
15891 * c-cppbuiltin.c (builtin_define_constants,
15892 builtin_define_type_minmax): New.
15893 (builtin_define_stdint_macros): Define more macros.
15894 (c_cpp_builtins): Define more limit macros.
15895 (type_suffix): New.
15896 (builtin_define_type_max): Define in terms of
15897 builtin_define_type_minmax. Remove is_long parameter. All
15899 * config.gcc (use_gcc_stdint): Define.
15900 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
15901 Add newlib-stdint.h for generic targets.
15902 * config/glibc-stdint.h, config/newlib-stdint.h,
15903 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
15904 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
15905 * config/score/score.h (UINTPTR_TYPE): Define.
15906 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
15907 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
15908 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
15909 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
15910 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
15911 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
15912 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
15913 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
15914 * config/spu/spu.h (STDINT_LONG32): Define.
15915 * configure.ac (use_gcc_stdint): Substitute.
15916 * configure: Regenerate.
15917 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
15918 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
15919 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
15920 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
15921 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
15922 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
15923 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
15924 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
15925 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
15926 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
15927 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
15928 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
15929 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
15930 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
15931 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
15932 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
15933 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
15934 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
15935 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
15936 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
15937 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
15938 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
15939 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
15940 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
15941 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
15942 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
15943 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
15944 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
15945 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
15947 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
15949 * loop-iv.c (suitable_set_for_replacement): Renamed from
15950 simplify_using_assignment; changed to return bool and to accept new
15951 args DEST and SRC. Return true iff we find a source/destination pair
15952 that can be used to make a replacement, and fill SRC and DEST if so.
15953 Remove arg ALTERED. Don't deal with altered regs here. All callers
15955 (simplify_using_initial_values): Deal with altered regs here and track
15956 more precisely the effect they have on the validity of our expression.
15958 * loop-iv.c (simplify_using_condition): A condition of the form
15959 (EQ REG CONST) can be used to simply make a substitution.
15960 (simplify_using_initial_values): Keep track of conditions we have seen
15961 and keep using them to simplify new expressions, while applying the
15962 same substitutions to them as to the expression.
15964 * simplify-rtx.c (simplify_relational_operation_1): Simplify
15965 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
15968 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
15969 changed. Use this when trying to improve the upper bound.
15970 Generate the comparison by using simplify_gen_relational.
15972 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
15974 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
15976 (simplify_using_assignment, simplify_using_initial_values): Call
15977 replace_in_expr to make replacements. Call replace_single_def_regs
15978 once on the initial version of the expression.
15980 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
15983 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
15985 2009-03-31 Richard Guenther <rguenther@suse.de>
15987 PR middle-end/31029
15988 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
15989 equality comparisons. Fold C - X CMP X if C % 2 == 1.
15991 2009-03-31 Richard Guenther <rguenther@suse.de>
15993 * tree.h (div_if_zero_remainder): Declare.
15994 * fold-const.c (div_if_zero_remainder): Export.
15995 * tree-ssa-forwprop.c
15996 (forward_propagate_addr_into_variable_array_index): Handle
15997 constant array index addition outside of the variable index.
15999 2009-03-31 Joseph Myers <joseph@codesourcery.com>
16002 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
16003 define_splits, floatunssi<mode>2): Require x87 conversions from
16004 DImode to be permitted.
16006 2009-03-31 Joseph Myers <joseph@codesourcery.com>
16008 PR preprocessor/15638
16009 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
16011 2009-03-31 Richard Guenther <rguenther@suse.de>
16013 PR middle-end/23401
16014 PR middle-end/27810
16015 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
16016 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
16017 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
16018 a separate statement.
16019 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
16020 (lookup_tmp_var): Likewise.
16021 (is_gimple_formal_tmp_or_call_rhs): Remove.
16022 (is_gimple_reg_or_call_rhs): Rename to ...
16023 (is_gimple_reg_rhs_or_call): ... this.
16024 (is_gimple_mem_or_call_rhs): Rename to ...
16025 (is_gimple_mem_rhs_or_call): ... this.
16026 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
16027 DECL_GIMPLE_REG_P only if is_formal is true.
16028 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
16029 for non-proper post-modify expression gimplification.
16030 (gimplify_self_mod_expr): For post-modify expressions gimplify
16031 the lvalue to a minimal lvalue.
16032 (rhs_predicate_for): Remove formal temp case.
16033 (gimplify_modify_expr_rhs): Likewise.
16034 (gimplify_addr_expr): Use is_gimple_reg.
16035 (gimplify_expr): Remove formal temp cases.
16036 (gimple_regimplify_operands): Likewise.
16037 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
16038 and FILTER_EXPR like constants.
16039 * gimple.c (walk_gimple_op): Fix val_only initialization, use
16041 (is_gimple_formal_tmp_rhs): Remove.
16042 (is_gimple_reg_rhs): Remove special casing.
16043 (is_gimple_mem_rhs): Fix.
16044 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
16045 (is_gimple_formal_tmp_var): Remove.
16046 (is_gimple_formal_tmp_reg): Likewise.
16047 (is_gimple_min_lval): Allow invariant component ref parts.
16048 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
16049 is_gimple_formal_tmp_reg): Remove declarations.
16050 * tree-cfg.c (verify_expr): Verify that variables with address
16051 taken do not have DECL_GIMPLE_REG_P set.
16052 * tree-mudflap.c (mf_build_check_statement_for): Use
16053 force_gimple_operand instead of gimplify_expr.
16055 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
16057 * modulo-sched.c (sms_schedule_by_order): Pass the actual
16058 schedulable rows to compute_split_row.
16060 2009-03-31 Ben Elliston <bje@au.ibm.com>
16063 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
16066 2009-03-31 Alan Modra <amodra@bigpond.net.au>
16068 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
16069 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
16070 * configure: Regenerate.
16071 * config.in: Regenerate.
16072 * config/rs6000/rs6000.opt (mtls-markers): Add.
16073 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
16074 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
16075 (tls_ld_aix, tls_ld_sysv): Likewise.
16076 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
16077 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
16079 2009-03-31 Alan Modra <amodra@bigpond.net.au>
16081 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
16083 2009-03-30 Jan Hubicka <jh@suse.cz>
16085 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
16087 (tree_remove_unreachable_handlers): Cleanup EH predecestor
16088 detection and label handling.
16090 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
16092 * ira-int.h (ira_allocno): Rename left_conflicts_num to
16093 left_conflicts_size.
16094 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
16095 ALLOCNO_LEFT_CONFLICTS_SIZE.
16097 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
16098 remove_allocno_from_bucket_and_push,
16099 allocno_spill_priority_compare, push_allocnos_to_stack,
16100 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
16101 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
16102 (setup_allocno_left_conflicts_num): Ditto. Rename to
16103 setup_allocno_left_conflicts_size.
16104 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
16105 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
16106 setup_allocno_left_conflicts_size instead of
16107 setup_allocno_left_conflicts_num.
16109 * ira-build.c (ira_create_allocno): Use
16110 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
16111 ALLOCNO_LEFT_CONFLICTS_NUM.
16113 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
16115 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
16116 instead of DF_LR_OUT.
16118 * ira-lives.c (process_bb_node_lives): Ditto.
16120 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
16121 instead of DF_LR_{OUT,IN}.
16123 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
16125 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
16127 2009-03-30 Jan Hubicka <jh@suse.cz>
16129 * except.c (label_to_region_map): Fix thinko.
16131 2009-03-30 Steve Ellcey <sje@cup.hp.com>
16133 PR middle-end/38237
16134 * tree.h (tree_find_value): New declaration.
16135 * tree.c (tree_find_value): New function.
16136 * varasm.c (assemble_external): Avoid duplicate entries on lists.
16138 2009-03-30 Jakub Jelinek <jakub@redhat.com>
16141 * c-decl.c (struct c_binding): Add locus field.
16142 (bind): Add locus argument, set locus field from it.
16143 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
16144 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
16145 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
16146 implicitly_declare, undeclared_variable, lookup_label,
16147 declare_label, c_make_fname_decl, c_builtin_function,
16148 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
16151 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
16154 * config/i386/i386.c (classify_argument): Check total size of
16157 2009-03-30 Martin Jambor <mjambor@suse.cz>
16159 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
16160 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
16161 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
16164 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
16165 seen_variable_array_ref while also traversing a union.
16167 * tree-inline.c (optimize_inline_calls): Do not call
16168 cgraph_node_remove_callees.
16169 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
16170 (pass_remove_cgraph_callee_edges): New variable.
16171 * passes.c (init_optimization_passes): Add
16172 pass_remove_cgraph_callee_edges after early inlining and before all
16173 late intraprocedural passes.
16175 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
16177 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
16179 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
16180 Fix typos in names.
16182 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
16184 * combine.c (simplify_comparison): Use have_insn_for.
16185 * dojump.c (do_jump): Likewise.
16187 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
16189 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
16190 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
16191 sparc_compare_op0 like sparc_compare_emitted used to be handled.
16192 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
16193 instead of sparc_compare_emitted.
16194 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
16195 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
16196 instead of sparc_compare_emitted.
16198 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
16200 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
16201 enter/exit cfglayout mode.
16202 (pass_partition_block): Require it.
16203 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
16204 (combine_instructions): Track basic blocks instead of labels.
16205 (update_cfg_for_uncondjump): New.
16206 (try_combine): Use it. Update jumps after rescanning.
16207 (pass_combine): Require PROP_cfglayout.
16208 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
16210 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
16212 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
16213 Provide/destroy PROP_cfglayout respectively.
16214 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
16215 * tree-pass.h (PROP_cfglayout): New.
16217 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
16219 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
16220 fold_convert_const_fixed_from_fixed,
16221 fold_convert_const_fixed_from_int,
16222 fold_convert_const_fixed_from_real, fold_negate_const): Do not
16223 set TREE_CONSTANT_OVERFLOW.
16224 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
16225 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
16227 2009-03-30 Ira Rosen <irar@il.ibm.com>
16229 * tree-vect-loop-manip.c: New file.
16230 * tree-vectorizer.c: Update documentation and included files.
16231 (vect_loop_location): Make extern.
16232 (rename_use_op): Move to tree-vect-loop-manip.c
16233 (rename_variables_in_bb, rename_variables_in_loop,
16234 slpeel_update_phis_for_duplicate_loop,
16235 slpeel_update_phi_nodes_for_guard1,
16236 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
16237 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
16238 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
16239 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
16240 find_loop_location): Likewise.
16241 (new_stmt_vec_info): Move to tree-vect-stmts.c.
16242 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
16243 get_vectype_for_scalar_type, vect_is_simple_use,
16244 supportable_widening_operation, supportable_narrowing_operation):
16246 (bb_in_loop_p): Move to tree-vect-loop.c.
16247 (new_loop_vec_info, destroy_loop_vec_info,
16248 reduction_code_for_scalar_code, report_vect_op,
16249 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
16250 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
16251 (vect_supportable_dr_alignment): Likewise.
16252 * tree-vectorizer.h (tree-data-ref.h): Include.
16253 (vect_loop_location): Declare.
16254 Reorganize function declarations according to the new file structure.
16255 * tree-vect-loop.c: New file.
16256 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
16257 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
16258 * tree-vect-data-refs.c: New file.
16259 * tree-vect-patterns.c (timevar.h): Don't include.
16260 * tree-vect-stmts.c: New file.
16261 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
16262 tree-vect-slp.c, tree-vect-loop.c.
16263 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
16264 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
16265 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
16266 (tree-vect-analyze.o): Remove.
16267 (tree-vect-transform.o): Likewise.
16268 (tree-vect-data-refs.o): Add rule.
16269 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
16270 tree-vect-slp.o): Likewise.
16271 (tree-vect-patterns.o): Remove redundant dependencies.
16272 (tree-vectorizer.o): Likewise.
16273 * tree-vect-slp.c: New file.
16275 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16277 * optc-gen.awk: Warn if an option flag has multiple different
16280 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
16282 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
16283 -floop-block): Document dependences on PPL, CLooG and Graphite.
16285 2009-03-30 Joseph Myers <joseph@codesourcery.com>
16287 PR rtl-optimization/323
16288 * c-common.c (c_fully_fold, convert_and_check,
16289 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
16290 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
16291 * c-common.def (EXCESS_PRECISION_EXPR): New.
16292 * c-cppbuiltin.c (builtin_define_float_constants): Define
16293 constants with enough digits for long double.
16294 * c-lex.c (interpret_float): Interpret constant with excess
16295 precision where appropriate.
16296 * c-opts.c (c_common_post_options): Set
16297 flag_excess_precision_cmdline. Give an error for
16298 -fexcess-precision=standard for C++ for processors where the
16299 option is significant.
16300 * c-parser.c (c_parser_conditional_expression): Handle excess
16301 precision in condition.
16302 * c-typeck.c (convert_arguments): Handle arguments with excess
16304 (build_unary_op): Move excess precision outside operation.
16305 (build_conditional_expr): Likewise.
16306 (build_compound_expr): Likewise.
16307 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
16308 (build_modify_expr): Handle excess precision in RHS.
16309 (convert_for_assignment): Handle excess precision in converted
16311 (digest_init, output_init_element, process_init_element): Handle
16312 excess precision in initializer.
16313 (c_finish_return): Handle excess precision in return value.
16314 (build_binary_op): Handle excess precision in operands and add
16315 excess precision as needed for operation.
16316 * common.opt (-fexcess-precision=): New option.
16317 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
16318 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
16319 For standard excess precision, output explicit conversion to and
16320 truncation from XFmode.
16321 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
16322 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
16323 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
16324 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
16325 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
16326 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
16327 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
16328 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
16329 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
16330 define_splits, sqrt<mode>2): Disable where appropriate for
16331 standard excess precision.
16332 * convert.c (convert_to_real): Do not shorten arithmetic to type
16333 for which excess precision would be used.
16334 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
16335 * doc/invoke.texi (-fexcess-precision=): Document option.
16336 (-mfpmath=): Correct index entry.
16337 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
16338 flag_excess_precision): New.
16339 * langhooks.c (lhd_post_options): Set
16340 flag_excess_precision_cmdline.
16341 * opts.c (common_handle_option): Handle -fexcess-precision=.
16342 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
16343 init_excess_precision): New.
16344 (lang_dependent_init_target): Call init_excess_precision.
16345 * tree.c (excess_precision_type): New.
16346 * tree.h (excess_precision_type): Declare.
16348 2009-03-30 Joseph Myers <joseph@codesourcery.com>
16351 * c-typeck.c (build_component_ref): Do not copy qualifiers from
16352 non-lvalue to component.
16354 2009-03-29 Joseph Myers <joseph@codesourcery.com>
16356 PR preprocessor/34695
16357 * Makefile.in (c-opts.o): Depend on c-tree.h.
16358 * c-common.c: Move down include of diagnostic.h.
16359 (done_lexing, c_cpp_error): New.
16360 * c-common.h (done_lexing): Declare.
16361 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
16363 * c-opts.c: Include c-tree.h.
16364 (c_common_init_options): Set preprocessor error callback.
16365 (c_common_handle_option): Do not set preprocessor
16366 inhibit_warnings, warnings_are_errors, warn_system_headers,
16367 pedantic_errors or inhibit_warnings flags.
16368 (c_common_post_options): Do not check cpp_errors (parse_in).
16369 (c_common_finish): Do not output dependencies if there were
16370 errors. Do not check return value of cpp_finish.
16371 * c-ppoutput.c (pp_file_change): Set input_location.
16372 * c-tree.h (c_cpp_error): Declare.
16373 * diagnostic.c (diagnostic_set_info_translated): Also initialize
16375 (diagnostic_build_prefix): Check override_column.
16376 * diagnostic.h (diagnostic_info): Add override_column field.
16377 (diagnostic_override_column): Define.
16379 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
16381 * c-common.c (c_expand_expr, c_staticp): Remove.
16382 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
16383 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
16384 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
16385 * c-gimplify.c (gimplify_compound_literal_expr,
16386 optimize_compound_literals_in_ctor): Remove.
16387 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
16388 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
16389 * c-semantics.c (emit_local_var): Remove.
16391 * langhooks-def.h (lhd_expand_expr): Remove.
16392 * langhooks.c (lhd_expand_expr): Remove.
16393 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
16395 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
16396 handling from c-semantics.c; don't call into langhook.
16397 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
16398 * gimplify.c (gimplify_compound_literal_expr,
16399 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
16400 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
16401 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
16402 as was done in c-gimplify.c.
16403 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
16404 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
16405 Move from c-common.h.
16406 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
16408 * tree.c (staticp): Do not call langhook.
16409 * langhooks.c (lhd_staticp): Delete.
16410 * langhooks-def.h (lhd_staticp): Delete prototype.
16411 (LANG_HOOKS_STATICP): Delete.
16412 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
16414 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
16415 instead of DECL_STMTs.
16417 2009-03-29 Joseph Myers <joseph@codesourcery.com>
16425 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
16427 (fold_call_expr): Return a NOP_EXPR from folding rather than the
16428 contained expression.
16429 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
16430 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
16431 conditional expressions for C.
16432 (decl_constant_value_for_optimization): Move from
16433 decl_constant_value_for_broken_optimization in c-typeck.c. Check
16434 whether optimizing and that the expression is a VAR_DECL not of
16435 array type instead of doing such checks in the caller. Do not
16436 check pedantic. Call gcc_unreachable for C++.
16437 * c-common.def (C_MAYBE_CONST_EXPR): New.
16438 * c-common.h (c_fully_fold, c_save_expr,
16439 decl_constant_value_for_optimization): New prototypes.
16440 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
16441 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
16442 EXPR_INT_CONST_OPERANDS): Define.
16443 * c-convert.c (convert): Strip nops from expression.
16444 * c-decl.c (groktypename): Take extra parameters expr and
16445 expr_const_operands. Update call to grokdeclarator.
16446 (start_decl): Update call to grokdeclarator. Add statement for
16447 expressions used in type of decl.
16448 (grokparm): Update call to grokdeclarator.
16449 (push_parm_decl): Update call to grokdeclarator.
16450 (build_compound_literal): Add parameter non_const and build a
16451 C_MAYBE_COSNT_EXPR if applicable.
16452 (grokdeclarator): Take extra parameters expr and
16453 expr_const_operands. Track expressions used in declaration
16454 specifiers and declarators. Fold array sizes and track whether
16455 they are constant expressions and whether they are integer
16456 constant expressions.
16457 (parser_xref_tag): Set expr and expr_const_operands fields in
16459 (grokfield): Update call to grokdeclarator.
16460 (start_function): Update call to grokdeclarator.
16461 (build_null_declspecs): Set expr and expr_const_operands fields in
16463 (declspecs_add_type): Handle expressions in typeof specifiers.
16464 * c-parser.c (c_parser_declspecs): Set expr and
16465 expr_const_operands fields for declaration specifiers.
16466 (c_parser_enum_specifier): Likewise.
16467 (c_parser_struct_or_union_specifier): Likewise.
16468 (c_parser_typeof_specifier): Likewise. Update call to
16469 groktypename. Fold expression as needed. Return expressions with
16470 type instead of adding statements.
16471 (c_parser_attributes): Update calls to c_parser_expr_list.
16472 (c_parser_statement_after_labels): Fold expression before passing
16473 to objc_build_throw_stmt.
16474 (c_parser_condition): Fold expression.
16475 (c_parser_asm_operands): Fold expression.
16476 (c_parser_conditional_expression): Use c_save_expr. Update call
16477 to build_conditional_expr.
16478 (c_parser_alignof_expression): Update call to groktypename.
16479 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
16480 original_code. Fold expression argument of va_arg. Create
16481 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
16482 argument to va_arg. Update calls to groktypename. Fold array
16483 index for offsetof. Verify that first argument to
16484 __builtin_choose_expr has integer type.
16485 (c_parser_postfix_expression_after_paren_type): Update calls to
16486 groktypename and build_compound_literal. Handle expressions with
16487 side effects in type name.
16488 (c_parser_postfix_expression_after_primary): Update call to
16489 c_parser_expr_list. Set original_code for calls to
16490 __builtin_constant_p.
16491 (c_parser_expr_list): Take extra parameter fold_p. Fold
16492 expressions if requested.
16493 (c_parser_objc_type_name): Update call to groktypename.
16494 (c_parser_objc_synchronized_statement): Fold expression.
16495 (c_parser_objc_receiver): Fold expression.
16496 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
16497 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
16498 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
16499 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
16500 (struct c_typespec): Add elements expr and expr_const_operands.
16501 (struct c_declspecs): Add elements expr and expr_const_operands.
16502 (groktypename, build_conditional_expr, build_compound_literal):
16504 (in_late_binary_op): Declare.
16505 * c-typeck.c (note_integer_operands): New function.
16506 (in_late_binary_op): New variable.
16507 (decl_constant_value_for_broken_optimization): Move to c-common.c
16508 and rename to decl_constant_value_for_optimization.
16509 (default_function_array_conversion): Do not strip nops.
16510 (default_conversion): Do not call
16511 decl_constant_value_for_broken_optimization.
16512 (build_array_ref): Do not fold result.
16513 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
16514 result when operand is a VLA.
16515 (c_expr_sizeof_type): Update call to groktypename. Handle
16516 expressions included in type name. Use C_MAYBE_CONST_EXPR for
16517 result when operand names a VLA type.
16518 (build_function_call): Update call to build_compound_literal.
16519 Only fold result for calls to __builtin_* functions. Strip
16520 NOP_EXPR from INTEGER_CST returned from such functions. Fold
16521 the function designator.
16522 (convert_arguments): Fold arguments. Update call to
16523 convert_for_assignment.
16524 (build_unary_op): Handle increment and decrement of
16525 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
16526 decrement earlier. Fold operand of increment and decrement.
16527 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
16528 built for integer operand. Wrap returns that are INTEGER_CSTs
16529 without being integer constant expressions or that have integer
16530 constant operands without being INTEGER_CSTs.
16531 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
16532 (build_conditional_expr): Add operand ifexp_bcp. Track whether
16533 result is an integer constant expression or can be used in
16534 unevaluated parts of one and avoid folding and wrap as
16535 appropriate. Fold operands before possibly doing -Wsign-compare
16537 (build_compound_expr): Wrap result for C99 if operands can be used
16538 in integer constant expressions.
16539 (build_c_cast): Update call to digest_init. Do not ignore
16540 overflow from casting floating-point constants to integers. Wrap
16541 results that could be confused with integer constant expressions,
16542 null pointer constants or floating-point constants.
16543 (c_cast_expr): Update call to groktypename. Handle expressions
16544 included in type name.
16545 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
16546 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
16547 Update calls to convert_for_assignment.
16548 (convert_for_assignment): Take new parameter
16549 null_pointer_constant. Do not strip nops or call
16550 decl_constant_value_for_broken_optimization. Set
16551 in_late_binary_op for conversions to boolean.
16552 (store_init_value): Update call to digest_init.
16553 (digest_init): Take new parameter null_pointer_constant. Do not
16554 call decl_constant_value_for_broken_optimization. pedwarn for
16555 initializers not constant expressions. Update calls to
16556 convert_for_assignment.
16557 (constructor_nonconst): New.
16558 (struct constructor_stack): Add nonconst element.
16559 (really_start_incremental_init, push_init_level, pop_init_level):
16560 Handle constructor_nonconst and nonconst element.
16561 (set_init_index): Call constant_expression_warning for array
16563 (output_init_element): Fold value. Set constructor_nonconst as
16564 applicable. pedwarn for initializers not constant expressions.
16565 Update call to digest_init. Call constant_expression_warning
16566 where constant initializers are required.
16567 (process_init_element): Use c_save_expr.
16568 (c_finish_goto_ptr): Fold expression.
16569 (c_finish_return): Fold return value. Update call to
16570 convert_for_assignment.
16571 (c_start_case): Fold switch expression.
16572 (c_process_expr_stmt): Fold expression.
16573 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
16574 ensure statement expression is not evaluated in constant expression.
16575 (build_binary_op): Track whether results are integer constant
16576 expressions or may occur in such, disable folding and wrap results
16577 as applicable. Fold operands for -Wsign-compare warnings unless
16579 (c_objc_common_truthvalue_conversion): Handle results folded to
16580 integer constants that are not integer constant expressions.
16581 * doc/extend.texi: Document when typeof operands are evaluated,
16582 that condition of __builtin_choose_expr is an integer constant
16583 expression, and more about use of __builtin_constant_p in
16586 2009-03-29 Richard Guenther <rguenther@suse.de>
16588 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
16589 propagate addresses of array references.
16591 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
16593 * regmove.c (perhaps_ends_bb_p): Remove.
16594 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
16595 from INSN and check that the main loop stays within that basic block.
16596 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
16597 (regmove_forward_pass): Split out from regmove_optimize. Use
16598 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
16599 (regmove_backward_pass): Split out from regmove_optimize. Use
16600 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
16601 (regmove_optimize): Simplify.
16603 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
16606 * config/i386/i386.c (classify_argument): Ignore flexible array
16607 member in struct and warn ABI change.
16609 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
16611 * config/i386/i386-protos.h (ix86_agi_dependent): New.
16613 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
16614 (ix86_adjust_cost): Updated.
16616 2009-03-29 Jan Hubicka <jh@suse.cz>
16618 PR middle-end/28850
16619 * tree-pass.h (pass_cleanup_eh): New function.
16620 (remove_unreachable_regions): Break code handling RTL
16621 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
16622 that can not be reached by runtime.
16623 (can_be_reached_by_runtime): New function.
16624 (label_to_region_map): New function.
16625 (num_eh_regions): New function.
16626 (rtl_remove_unreachable_regions): New function.
16627 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
16628 (remove_eh_region): New function.
16629 * except.h: Include sbitmap and vecprim.
16630 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
16631 num_eh_regions): Declare.
16632 * passes.c (init_optimization_passes): Schedule cleanup_eh.
16633 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
16634 * tree-eh.c (tree_remove_unreachable_handlers): New function.
16635 (tree_empty_eh_handler_p): New function.
16636 (cleanup_empty_eh): New function.
16637 (cleanup_eh): New function.
16638 (pass_cleanup_eh): New function.
16640 2009-03-29 Jan Hubicka <jh@suse.cz>
16642 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
16643 for removed regions.
16645 2009-03-29 Jan Hubicka <jh@suse.cz>
16647 * except.c (dump_eh_tree): Dump all datastructures.
16649 2009-03-29 Jan Hubicka <jh@suse.cz>
16651 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
16652 (duplicate_eh_regions_1): Likewise.
16653 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
16654 vector; call EH verification.
16655 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
16656 Be ready for region being removed.
16658 2009-03-29 Jan Hubicka <jh@suse.cz>
16660 * bitmap.c (bitmap_last_set_bit): New function.
16661 * bitmap.h (bitmap_last_set_bit): Declare.
16663 2009-03-29 David Ayers <ayers@fsfe.org>
16666 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
16667 by calling objc_compare_types and surpress warnings about
16668 incompatible C pointers that are compatible ObjC pointers.
16670 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
16672 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
16673 call initialize_inline_failed.
16674 (initialize_inline_failed): Move it from here ...
16675 * cgraph.c (initialize_inline_failed): ... to here.
16676 (cgraph_create_edge): Call initialize_inline_failed rather than
16677 setting inline_failed directly.
16679 2009-03-29 Ben Elliston <bje@au.ibm.com>
16682 * sysv4.opt (msdata): Improve comment.
16683 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
16684 * sysv4.h (SVR4_ASM_SPEC): Likewise.
16686 2009-03-29 Ben Elliston <bje@au.ibm.com>
16689 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
16690 load and store attributes.
16692 2009-03-29 Ben Elliston <bje@au.ibm.com>
16694 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
16695 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
16696 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
16697 * doc/extend.texi (X86 Built-in Functions): Add index entries for
16698 __builtin_infq and __builtin_huge_valq.
16700 2009-03-28 Anatoly Sokolov <aesok@post.ru>
16702 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
16704 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
16705 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
16707 2009-03-28 Xinliang David Li <davidxl@google.com>
16709 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
16710 (do_dbg_cnt): New function.
16712 2009-03-28 Jan Hubicka <jh@suse.cz>
16714 Merge from pretty-ipa:
16716 2009-03-27 Jan Hubicka <jh@suse.cz>
16718 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
16719 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
16720 * passes.c (function_called_by_processed_nodes_p): New.
16721 * ipa-pure-const.c (check_call): Fix handling of operands.
16722 (analyze_function): Dump debug output for skipped bodies.
16723 (local_pure_const): Use function_called_by_processed_nodes_p.
16724 * dwarf2out.c (reference_to_unused): Use output.
16725 * passes.c (do_per_function_toporder): Likewise.
16727 2008-11-12 Jan Hubicka <jh@suse.cz>
16729 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
16730 * ipa-pure-const.c (funct_state_d): Add can throw field; make
16731 state_set_in_source enum
16732 (check_decl): Ignore memory tags; do not set fake looping flags;
16734 (check_operand, check_tree, check_rhs_var, check_lhs_var,
16735 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
16736 (check_call, analyze_function): Rewrite.
16738 (add_new_function): Update call of analyze_function.
16739 (generate_summary): Add call of analyze_function.
16740 (propagate): Propagate can_throw; handle state_set_in_source correctly.
16741 (local_pure_const): New function.
16742 (pass_local_pure_const): New pass.
16743 * ipa-inline.c (inline_transform): Set after_inlining.
16744 * tree-eh.c (stmt_can_throw_external): New.
16745 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
16746 work with aliasing built.
16747 * tree-flow.h (stmt_can_throw_external): New.
16748 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
16749 and local pure/const pass in early and late optimization queue.
16751 2009-03-28 Martin Jambor <mjambor@suse.cz>
16753 * fold-const.c (get_pointer_modulus_and_residue): New parameter
16755 (fold_binary): Allow function decl aligment consideration is the
16756 second argument is integer constant one.
16757 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
16758 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
16759 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
16761 2009-03-28 Jan Hubicka <jh@suse.cz>
16763 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
16764 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
16765 * function.h (rtl_data): Add nothrow flag.
16766 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
16767 set DECL_NOTHROW for AVAILABLE functions.
16769 2009-03-28 Jakub Jelinek <jakub@redhat.com>
16771 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
16772 following vector keyword has expansion starting with pixel or bool
16773 keyword, expand vector to __vector and pixel or bool to __pixel or
16777 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
16778 warn_if_disallowed_function_p): Removed.
16779 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
16780 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
16781 warning_if_disallowed_function_p.
16782 * flags.h (warn_if_disallowed_function_p,
16783 warn_disallowed_functions): Removed.
16784 * common.opt (Wdisallowed-function-list=): Removed.
16785 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
16787 2009-03-28 Richard Guenther <rguenther@suse.de>
16789 PR tree-optimization/38723
16790 * tree-ssa-pre.c (compute_avail): Add all default definitions to
16793 2009-03-28 Jan Hubicka <jh@suse.cz>
16795 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
16796 test introduced by my previous patch.
16798 2009-03-28 Richard Guenther <rguenther@suse.de>
16800 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
16801 the PHIs value undefined.
16803 2009-03-28 Jan Hubicka <jh@suse.cz>
16805 * tree-pass.h (pass_fixup_cfg): New pass.
16806 * ipa-inline.c (inline_transform): Set
16807 always_inline_functions_inlined/after_inlining.
16808 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
16809 (pass_fixup_cfg): New pass.
16810 * passes.c (init_optimization_passes): Add fixup_cfg.
16812 2009-03-28 Richard Guenther <rguenther@suse.de>
16814 PR tree-optimization/38458
16815 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
16816 argument use the arguments copy-of value.
16818 2009-03-28 Richard Guenther <rguenther@suse.de>
16820 PR tree-optimization/38180
16821 * tree-ssa-ccp.c (get_default_value): Simplify.
16822 (likely_value): Likewise.
16823 (surely_varying_stmt_p): Properly handle VOP case.
16824 (ccp_initialize): Likewise.
16825 (ccp_fold): Handle propagating through *&.
16826 (fold_const_aggregate_ref): Also handle decls.
16828 2009-03-28 Jan Hubicka <jh@suse.cz>
16830 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
16831 * cgraph.h (cgraph_node): Likewise.
16832 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
16833 (cgraph_reset_node): Use process flag.
16834 (cgraph_mark_functions_to_output): Likewise.
16835 (cgraph_expand_function): Likewise.
16836 (cgraph_expand_all_functions): Likewise.
16837 (cgraph_output_in_order): Likewise.
16838 * dwarf2out.c (reference_to_unused): Likewise.
16839 * passes.c do_per_function_toporder): Likewise.
16841 2009-03-28 Jan Hubicka <jh@suse.cz>
16843 Bring from lto-branch:
16845 2008-09-03 Doug Kwan <dougkwan@google.com>
16847 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
16848 enums instead of reason strings.
16849 * cgraph.c (cgraph_create_edge): Same.
16850 (cgraph_inline_failed_string): New function.
16851 * cgraph.h (cgraph_inline_failed_t): New enum type.
16852 (cgraph_inline_failed_string): New prototype.
16853 (struct cgraph_edge): Change type of INLINED_FAILED from constant
16854 char pointer to cgraph_inline_failed_t.
16855 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
16856 (cgraph_default_inline_p): Ditto.
16857 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
16858 to cgraph_inline_failed_t pointer.
16859 * cif-code.def: New file.
16860 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
16862 (cgraph_check_inline_limits): Change type of REASON to pointer to
16863 cgraph_inline_failed_t. Replace reason strings with enums.
16864 (cgraph_default_inline_p): Ditto.
16865 (cgraph_recursive_inlining_p): Ditto.
16866 (update_caller_keys): Change type of FAILED_REASON to
16867 cgraph_inline_failed_t.
16868 (cgraph_set_inline_failed): Change type of REASON to pointer to
16869 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
16870 convert enums to strings for text output.
16871 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
16872 to be of type cgraph_inline_failed_t. Replace reason strings with
16873 enums. Call cgraph_inline_failed_string to covert enums
16874 to strings for text output.
16875 (cgraph_decide_inlining): Replace reason strings with enums.
16876 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
16877 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
16879 * tree-inline.c (expand_call_inline): Change type of REASON
16880 to cgraph_inline_failed_t. Replace reason strings with enums.
16881 Call cgraph_inline_failed_string for text output.
16882 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
16885 2009-03-28 Jan Hubicka <jh@suse.cz>
16887 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
16888 cgraph_clone_node): Remove master clone handling.
16889 (cgraph_is_master_clone, cgraph_master_clone): Remove.
16890 * cgraph.h (master_clone): Remove.
16891 (cgraph_is_master_clone, cgraph_master_clone): Remove.
16892 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
16893 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
16895 2009-03-28 Jan Hubicka <jh@suse.cz>
16897 * cgraph.c (cgraph_function_body_availability): Functions declared
16898 inline are always safe to assume that it is not going to be replaced.
16900 2009-03-28 Richard Guenther <rguenther@suse.de>
16902 PR tree-optimization/38513
16903 * tree-ssa-pre.c (eliminate): Remove redundant stores.
16904 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
16905 EXC_PTR_EXPR and FILTER_EXPR.
16906 (get_ref_from_reference_ops): Likewise.
16908 2009-03-28 Richard Guenther <rguenther@suse.de>
16910 PR tree-optimization/38968
16911 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
16912 Use FLOOR_MOD_EXPR to compute misalignment.
16914 2009-03-28 Richard Guenther <rguenther@suse.de>
16916 PR tree-optimization/37795
16917 * tree.h (combine_comparisons): Declare.
16918 * fold-const.c (combine_comparisons): Export.
16919 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
16921 (ifcombine_iforif): Use combine_comparisons.
16923 2009-03-28 Jan Hubicka <jh@suse.cz>
16925 * tree-eh.c (inlinable_call_p): New function.
16926 (make_eh_edges): Use it.
16927 (verify_eh_edges): Use it.
16928 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
16929 * except.c (reachable_next_level): Add inlinable_function argument
16930 (sjlj_find_directly_reachable_regions): Update.
16931 (add_reachable_handler): Do not set saw_any_handlers.
16932 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
16933 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
16934 Add new inlinable call parameter.
16935 (can_throw_internal, can_throw_external): Update.
16936 * except.h (can_throw_internal_1, can_throw_external_1,
16937 foreach_reachable_handler): Update declaration.
16939 2009-03-28 Joseph Myers <joseph@codesourcery.com>
16941 * config/arm/t-arm-coff, config/h8300/coff.h,
16942 config/i386/i386-aout.h, config/i386/i386-coff.h,
16943 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
16944 config/pdp11/2bsd.h, config/rs6000/aix41.h,
16945 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
16946 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
16947 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
16948 sys-types.h: Remove.
16949 * Makefile.in: Remove protoize and fixproto support and references
16951 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
16952 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
16954 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
16955 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
16956 unprotoize$(exeext).
16957 (rest.encap): Don't depend on $(STMP_FIXPROTO)
16958 (.PHONY): Don't depend on proto.
16959 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
16960 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
16961 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
16962 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
16963 build/gen-protos.o, build/scan.o, xsys-protos.h,
16964 build/fix-header$(build_exeext), build/fix-header.o,
16965 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
16966 stmp-install-fixproto): Remove.
16967 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
16968 SYSCALLS.c or fixproto files.
16969 (install-common): Don't install protoize.
16970 (install-headers-tar, install-headers-cpio, install-headers-cp):
16971 Don't depend on $(STMP_FIXPROTO).
16972 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
16973 install fixproto files or write out fixproto settings.
16974 (uninstall): Don't uninstall protoize.
16975 * config.gcc (use_fixproto): Remove.
16976 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
16977 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
16978 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
16979 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
16980 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
16981 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
16982 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
16983 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
16984 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
16985 * config/t-vxworks (STMP_FIXPROTO): Remove.
16986 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
16987 STMP_FIXPROTO): Remove.
16988 * config.in, configure: Regenerate.
16989 * crtstuff.c (gid_t, uid_t): Don't undefine.
16990 * doc/install.texi: Change m68k-coff to m68k-elf in example.
16991 (arm-*-coff, arm-*-aout: Remove target entries.
16992 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
16993 Remove mention of AIX 4.1.
16994 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
16995 * doc/invoke.texi (Running Protoize): Remove.
16996 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
16997 (Protoize Caveats): Remove.
16998 * tsystem.h: Update comments on headers assumed to exist.
17000 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
17002 * genautomata.c: Add a new year to the copyright. Add a new
17004 (struct insn_reserv_decl): Add comments for member bypass_list.
17005 (find_bypass): Remove.
17006 (insert_bypass): New.
17007 (process_decls): Use insert_bypass.
17008 (output_internal_insn_latency_func): Output all bypasses with the
17009 same input insn in one switch case.
17011 * rtl.def (define_bypass): Describe bypass choice.
17012 * doc/md.texi (define_bypass): Ditto.
17014 2009-03-27 Richard Guenther <rguenther@suse.de>
17016 * gimplify.c (mark_addressable): Export.
17017 * tree-flow.h (mark_addressable): Declare.
17018 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
17019 * tree-ssa.c (verify_phi_args): Verify that address taken
17020 variables have TREE_ADDRESSABLE set.
17022 2009-03-27 Richard Guenther <rguenther@suse.de>
17024 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
17025 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
17026 Do not mark decls TREE_ADDRESSABLE.
17027 (build_fold_addr_expr): Adjust.
17028 (fold_addr_expr): Remove.
17029 (fold_unary): Use build_fold_addr_expr.
17030 (fold_comparison): Likewise.
17031 (split_address_to_core_and_offset): Likewise.
17032 * coverage.c (tree_coverage_counter_addr): Mark the array decl
17034 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
17035 (gimplify_modify_expr_to_memcpy): Mark source and destination
17037 * omp-low.c (create_omp_child_function): Mark the object decl
17039 (lower_rec_input_clauses): Mark the var we take the address of
17041 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
17043 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
17045 PR middle-end/39315
17046 * cfgexpand.c (expand_one_stack_var_at): Change alignment
17047 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
17049 2009-03-27 Richard Guenther <rguenther@suse.de>
17051 PR tree-optimization/39120
17052 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
17054 (handle_lhs_call): Process return constraints. Add escape
17055 constraints if necessary.
17056 (handle_const_call): Fill out return constraints. Make nested
17057 case more precise. Avoid consttmp if possible.
17058 (handle_pure_call): Fill out return constraints. Avoid
17059 callused if possible.
17060 (find_func_aliases): Simplify call handling.
17062 2009-03-27 Richard Guenther <rguenther@suse.de>
17064 PR tree-optimization/39120
17065 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
17066 as a representative.
17067 (solve_graph): Do propagate CALLUSED.
17068 (handle_pure_call): Use a scalar constraint from CALLUSED for
17070 (find_what_p_points_to): CALLUSED shall not appear in poins-to
17073 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
17076 * c-common.c (handle_aligned_attribute): Properly check alignment
17077 overflow. Use (1U << i) instead of (1 << i).
17079 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
17081 * expr.h (get_mem_align_offset): Updated.
17083 * tree.h (tree_decl_common): Change align to "unsigned int" and
17084 move it before pointer_alias_set.
17086 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
17087 Jakub Jelinek <jakub@redhat.com>
17090 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
17091 gr_register_operand with gr_reg_or_0_operand.
17092 (cmpxchg_rel_di): Likewise.
17093 (sync_lock_test_and_set<mode>): Likewise.
17095 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
17097 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
17098 (true_regnum): Likewise.
17100 * rtlanal.c (subreg_info): Moved to ...
17101 * rtl.h (subreg_info): Here. New.
17102 (subreg_get_info): New.
17104 * rtlanal.c (subreg_get_info): Make it extern.
17106 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
17109 * config/i386/i386.c (ix86_abi): New.
17110 (override_options): Handle -mabi=.
17111 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
17112 (ix86_call_abi_override): Likewise.
17113 (init_cumulative_args): Likewise.
17114 (function_arg_advance): Likewise.
17115 (function_arg_64): Likewise.
17116 (function_arg): Likewise.
17117 (ix86_pass_by_reference): Likewise.
17118 (ix86_function_value_regno_p): Likewise.
17119 (ix86_build_builtin_va_list_abi): Likewise.
17120 (setup_incoming_varargs_64): Likewise.
17121 (is_va_list_char_pointer): Likewise.
17122 (ix86_init_machine_status): Likewise.
17123 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
17124 (ix86_function_type_abi): Return enum calling_abi. Rewrite
17125 for 64bit. Replace DEFAULT_ABI with ix86_abi.
17126 (ix86_function_abi): Make it static and return enum calling_abi.
17127 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
17129 (ix86_fn_abi_va_list): Updated.
17131 * config/i386/i386.h (ix86_abi): New.
17132 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
17133 (CONDITIONAL_REGISTER_USAGE): Likewise.
17134 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
17135 (machine_function): Likewise.
17137 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
17139 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
17140 (STACK_BOUNDARY): Likewise.
17141 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
17143 * config/i386/i386.opt (mabi=): New.
17145 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
17146 return enum calling_abi.
17147 (ix86_function_type_abi): Likewise.
17148 (ix86_function_abi): Removed.
17150 * doc/invoke.texi: Document -mabi= option for x86.
17152 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17154 * builtins.c (real_dconstp): Delete.
17155 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
17157 2009-03-27 Dodji Seketeli <dodji@redhat.com>
17158 Jakub Jelinek <jakub@redhat.com>
17161 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
17162 (gen_subprogram_die): When a function is explicit, generate the
17163 DW_AT_explicit attribute.
17164 * langhooks.h (struct lang_hooks_for_decls): Add
17165 function_decl_explicit_p langhook.
17166 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
17167 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
17169 2009-03-27 Jakub Jelinek <jakub@redhat.com>
17171 * builtins.c (fold_builtin_memory_op): Optimize memmove
17172 into memcpy if we can prove source and destination don't overlap.
17174 * tree-inline.c: Include gt-tree-inline.h.
17175 (clone_fn_id_num): New variable.
17176 (clone_function_name): New function.
17177 (tree_function_versioning): Use it.
17178 * Makefile.in (GTFILES): Add tree-inline.c.
17180 2009-03-27 Mark Mitchell <mark@codesourcery.com>
17182 * BASE-VER: Change to 4.5.0.
17184 2009-03-27 Xinliang David Li <davidxl@google.com>
17186 PR tree-optimization/39557
17187 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
17189 2009-03-27 Xinliang David Li <davidxl@google.com>
17191 PR tree-optimization/39548
17192 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
17195 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
17197 * c-common.c (pointer_int_sum): Use %wd on return from
17200 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
17202 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
17203 on return from tree_low_cst.
17205 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
17208 * ginclude/stdarg.h (va_copy): Define also for
17209 __GXX_EXPERIMENTAL_CXX0X__.
17211 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17214 * builtins.h (c_strlen): Do not warn here.
17215 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
17216 * c-common.c (pointer_int_sum): Take an explicit location.
17217 Warn about offsets out of bounds.
17218 * c-common.h (pointer_int_sum): Adjust declaration.
17220 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17222 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
17225 2009-03-26 Jakub Jelinek <jakub@redhat.com>
17228 * opts.c (warn_if_disallowed_function_p): Don't assume
17229 get_callee_fndecl must return non-NULL.
17231 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
17233 PR rtl-optimization/39522
17234 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
17235 when reg_reloaded_valid is set.
17237 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
17239 * config/spu/divv2df3.c: New file.
17240 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
17241 (DPBIT_FUNCS): Filter out _div_df.
17243 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
17245 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
17246 a jump insn, count that jump in the distance to the loop start.
17248 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
17251 * config/sh/sh.c (calc_live_regs): Fix condition for global
17252 registers except PIC_OFFSET_TABLE_REGNUM.
17254 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
17257 * doc/invoke.texi (-mconsole): New.
17259 (-mno-cygwin): New.
17261 (-mnop-fun-dllimport): New.
17265 (sub section "i386 and x86-64 Windows Options"): New.
17267 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
17269 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
17270 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
17272 2009-03-25 Richard Guenther <rguenther@suse.de>
17274 PR middle-end/39497
17275 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
17278 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
17280 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
17281 neither of haifa/selective schedulers are working.
17283 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17285 * doc/invoke.texi (Debugging Options): Fix description of
17286 -fno-merge-debug-strings.
17288 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
17290 * config/cris/libgcc.ver: New version-script.
17291 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
17293 * configure.ac <GAS features, nop mnemonic>: Add pattern
17294 crisv32-*-* for "nop".
17295 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
17296 * configure: Regenerate.
17298 2009-03-24 Ira Rosen <irar@il.ibm.com>
17300 PR tree-optimization/39529
17301 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
17302 mark_sym_for_renaming for the tag copied to the new vector
17305 2009-03-24 Arthur Loiret <aloiret@debian.org>
17307 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
17308 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
17309 EXTRA_SPEC_FUNCTIONS.
17310 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
17311 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
17312 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
17313 -march and -mtune options.
17315 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
17317 * config/m68k/t-rtems: Add m5329 multilib.
17319 2009-03-24 Dodji Seketeli <dodji@redhat.com>
17320 Jakub Jelinek <jakub@redhat.com>
17323 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
17326 2009-03-23 Jakub Jelinek <jakub@redhat.com>
17329 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
17330 instead of c_parser_expression_conv, if original_code isn't one of the
17331 4 allowed comparison codes, fail.
17333 2009-03-23 Richard Guenther <rguenther@suse.de>
17335 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
17336 * tree.h (struct tree_type): Likewise.
17337 * reload.h (struct insn_chain): Likewise.
17338 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
17339 * function.h (struct function): Likewise.
17340 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
17342 2009-03-23 Jakub Jelinek <jakub@redhat.com>
17344 PR tree-optimization/39516
17345 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
17347 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
17349 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
17350 should be set true if BITS_PER_WORD of target is bigger than 32
17352 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
17354 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
17355 Translate -B-options to -rpath-link. Correct existing
17356 rpath-link and conditionalize on !nostdlib.
17358 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17360 * doc/extend.texi (Function Attributes, Variable Attributes):
17362 * doc/invoke.texi (Debugging Options, Optimize Options)
17363 (i386 and x86-64 Options, MCore Options): Likewise.
17365 2009-03-20 Jakub Jelinek <jakub@redhat.com>
17368 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
17369 it for block local namespace aliases.
17370 (gen_decl_die): Pass context_die to gen_namespace_die.
17372 2009-03-19 Jakub Jelinek <jakub@redhat.com>
17375 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
17376 minimum or maximum value.
17378 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
17380 * reginfo.c (globalize_reg): Recompute derived reg sets.
17382 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
17385 * libgcc2.c (mprotect): Do not use signed arguments for
17386 VirtualProtect, use DWORD arguments. Also fix the 'may
17387 be used uninitialized' warning for the np variable.
17389 2009-03-19 Jakub Jelinek <jakub@redhat.com>
17392 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
17393 functions using regparm calling conventions when not optimizing.
17394 (ix86_function_sseregparm): Similarly for sseregparm calling
17397 2009-03-19 Li Feng <nemokingdom@gmail.com>
17399 PR middle-end/39500
17400 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
17401 dependence if the first conflict is after niter iterations.
17403 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
17405 PR middle-end/38609
17406 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
17407 functions with dynamic stack-pointer adjustments.
17409 2009-03-19 Ben Elliston <bje@au.ibm.com>
17411 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
17412 option; change to -msdata=data.
17414 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17416 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
17419 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
17422 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
17424 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
17426 * doc/invoke.texi (Code Gen Options): Expand discussion of
17429 2009-03-18 Jakub Jelinek <jakub@redhat.com>
17431 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
17432 * matrix-reorg.c (struct matrix_info): Likewise.
17433 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
17434 * rtl.h (struct mem_attrs): Likewise.
17435 * df.h (struct df): Likewise.
17436 * tree-data-ref.h (struct data_dependence_relation): Likewise.
17437 * ira-int.h (struct ira_allocno): Likewise.
17438 * df-scan.c (struct df_collection_rec): Likewise.
17439 * ira.c (struct equivalence): Likewise.
17440 * function.c (struct temp_slot): Likewise.
17441 * cfgloop.h (struct loop): Likewise.
17444 * function.c (use_register_for_decl): When not optimizing, disregard
17445 register keyword for variables with types containing methods.
17447 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
17449 PR middle-end/39447
17450 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
17451 (is_simple_operand): Call contains_component_ref_p before calling data
17452 reference analysis that would fail on COMPONENT_REFs.
17454 * tree-vrp.c (search_for_addr_array): Fix formatting.
17456 2009-03-18 Richard Guenther <rguenther@suse.de>
17458 * tree-vect-transform.c (vect_loop_versioning): Fold the
17459 generated comparisons.
17460 * tree-vectorizer.c (set_prologue_iterations): Likewise.
17461 (slpeel_tree_peel_loop_to_edge): Likewise.
17463 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17465 PR middle-end/37805
17466 * opts.c (print_specific_help): In addition to `undocumented',
17467 accept `separate' and `joined' flags if passed alone. Describe
17468 output by the first matched one of those.
17469 (common_handle_option): Skip over empty strings.
17470 * gcc.c (display_help): Fix help string for `--help='.
17471 * doc/invoke.texi (Option Summary, Overall Options): With
17472 `--help=', classes and qualifiers can both be repeated, but
17473 only the latter can be negated. One should not pass only
17474 negated qualifiers. Fix markup and examples.
17477 2008-10-14 Jakub Jelinek <jakub@redhat.com>
17478 PR middle-end/37805
17479 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
17480 and -fhelp=separate.
17482 2009-03-17 Jing Yu <jingyu@google.com>
17484 PR middle-end/39378
17485 * function.h (struct rtl_data): Move is_thunk from here...
17486 (struct function): ...to here.
17487 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
17488 * varasm.c (assemble_start_function): Change is_thunk from crtl to
17490 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
17492 (alpha_does_function_need_gp, alpha_start_function): Likewise.
17493 (alpha_output_function_end_prologue): Likewise.
17494 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
17495 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
17496 (rs6000_output_function_epilogue): Likewise.
17497 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
17499 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
17502 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
17503 from different units in a single alternative.
17504 (*truncdfsf_i387): Ditto.
17505 (*truncxfsf2_mixed): Ditto.
17506 (*truncxfdf2_mixed): Ditto.
17508 2009-03-17 Jakub Jelinek <jakub@redhat.com>
17510 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
17511 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
17514 * tree-ssa-live.c (remove_unused_locals): Don't remove local
17515 unused non-artificial variables when not optimizing.
17518 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
17519 DW_TAG_imported_module even if decl is IMPORTED_DECL with
17520 NAMESPACE_DECL in its DECL_INITIAL.
17522 PR middle-end/39443
17523 * optabs.c (set_user_assembler_libfunc): New function.
17524 * expr.h (set_user_assembler_libfunc): New prototype.
17525 * c-common.c: Include libfuncs.h.
17526 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
17527 for memcmp, memset, memcpy, memmove and abort.
17528 * Makefile.in (c-common.o): Depend on libfuncs.h.
17531 * dwarf2out.c (gen_inlined_enumeration_type_die,
17532 gen_inlined_structure_type_die, gen_inlined_union_type_die,
17533 gen_tagged_type_instantiation_die): Removed.
17534 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
17537 2009-03-17 Janis Johnson <janis187@us.ibm.com>
17540 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
17542 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
17543 (check-parallel-%): Ditto.
17544 (check-consistency): Ditto.
17546 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
17548 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
17549 local variable rhs by NULL_TREE.
17551 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
17554 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
17556 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
17559 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
17561 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
17564 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
17565 for ms->sysv ABI calls only in 64bit mode.
17567 * config/i386/i386.md (untyped_call): Support 32bit.
17569 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
17571 * doc/extend.texi: Replace x86_65 with x86_64.
17573 2009-03-16 Jakub Jelinek <jakub@redhat.com>
17575 PR tree-optimization/39455
17576 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
17577 mismatches for POINTER_TYPE_P (type).
17578 (number_of_iterations_le): Likewise.
17580 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
17582 * config/picochip/picochip.c: Removed profiling support.
17583 * config/picochip/picochip.md: Removed profiling instruction.
17584 * config/picochip/picochip.h: Removed profiling builtin.
17586 2009-03-16 Joseph Myers <joseph@codesourcery.com>
17588 * doc/install.texi (--with-host-libstdcxx): Document.
17590 2009-03-14 Anatoly Sokolov <aesok@post.ru>
17593 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
17594 generate a warning if the function name does not begin with
17595 "__vector" and the function has either the 'signal' or 'interrupt'
17596 attribute, from here to ...
17597 (avr_declare_function_name): ...here. New function.
17598 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
17599 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
17601 2009-03-14 Jakub Jelinek <jakub@redhat.com>
17604 * cse.c (fold_rtx): Don't modify original const_arg1 when
17605 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
17606 separate variable instead.
17607 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
17608 from out of range shift counts.
17609 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
17611 2009-03-13 Catherine Moore <clm@codesourcery.com>
17613 * config/i386/x-mingw32 (host-mingw32.o): Replace
17614 diagnostic.h with $(DIAGNOSTIC_H).
17616 2009-03-12 Jakub Jelinek <jakub@redhat.com>
17619 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
17621 * config/i386/sync.md (sync_compare_and_swap<mode>,
17622 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
17623 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
17625 (sync_double_compare_and_swapdi_pic,
17626 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
17627 cmpxchg8b_pic_memory_operand instead of just memory_operand.
17629 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
17632 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
17634 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
17637 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
17638 (avx_addsubv4df3): Likewise.
17639 (*avx_addsubv4sf3): Likewise.
17640 (sse3_addsubv4sf3): Likewise.
17642 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
17645 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
17647 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
17650 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
17651 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
17652 registers for allocnos created from user-defined variables.
17654 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
17657 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
17658 of non-integer mode as well.
17660 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
17662 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
17663 for functions for which the parameter types are unknown.
17665 2009-03-11 Jakub Jelinek <jakub@redhat.com>
17668 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
17669 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
17670 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
17671 * config/i386/i386.c (ix86_local_alignment): For
17672 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
17673 long long variables on the stack to avoid dynamic realignment.
17674 Allow the first argument to be a decl rather than type.
17675 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
17677 2009-03-11 Nick Clifton <nickc@redhat.com>
17680 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
17682 Add description to mno-lsim option.
17683 * config/mcore/mcore.h: Remove comment about deprecated m4align
17685 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
17686 * doc/invoke.texi: Add description of mno-lsim and
17687 mstack-increment options.
17689 * config/fr30/fr30.opt: Document the -mno-lsim option.
17690 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
17691 and -mno-lsim options.
17693 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
17695 * fold-const.c (fold_comparison): Only call fold_inf_compare
17696 if the mode supports infinities.
17698 2009-03-11 Jason Merrill <jason@redhat.com>
17701 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
17702 end already did. Notice GIMPLE_CALL modifications of the result.
17703 Don't copy debug information from an ignored decl or a decl from
17706 2009-03-10 Richard Guenther <rguenther@suse.de>
17707 Nathan Froyd <froydnj@codesourcery.com>
17709 PR middle-end/37850
17710 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
17711 (__divMODE3): Likewise.
17713 2009-03-09 Jakub Jelinek <jakub@redhat.com>
17715 PR tree-optimization/39394
17716 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
17717 DECL_SIZE_UNIT of variable length FIELD_DECLs.
17719 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
17721 * recog.c (verfiy_changes): Disallow renaming of hard regs in
17722 inline asms for register asm ("") declarations.
17724 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
17726 * fold-const.c (fold_unary): Fix comment.
17728 2009-03-07 Jan Hubicka <jh@suse.cz>
17731 * tree-inline.c (setup_one_parameter): Do replacement of const
17732 argument by constant in SSA form.
17734 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
17736 PR middle-end/38028
17737 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
17738 determine alignment passed to assign_stack_local.
17739 (assign_parms_unsplit_complex): Likewise.
17740 * except.c (sjlj_build_landing_pads): Likewise.
17742 2009-03-06 Jakub Jelinek <jakub@redhat.com>
17744 PR middle-end/39360
17745 * tree-flow.h (add_referenced_var): Return bool instead of void.
17746 * tree-dfa.c (add_referenced_var): Return result of
17747 referenced_var_check_and_insert call.
17748 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
17749 of referenced_var_check_and_insert.
17752 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
17753 (gen_variable_die): Emit DW_AT_location on abstract static variable's
17754 DIE, don't emit it if abstract origin already has it.
17755 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
17756 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
17758 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
17760 * genpreds.c (needs_variable): Fix parentheses at variable name
17762 (write_tm_constrs_h): Indent generated code.
17764 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
17766 * doc/extend.texi (Function Attributes): Add documentation
17767 for isr attributes.
17769 2009-03-06 Jakub Jelinek <jakub@redhat.com>
17772 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
17773 take locus from its DECL_SOURCE_LOCATION instead of input_location.
17775 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
17777 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
17780 2009-03-05 Jakub Jelinek <jakub@redhat.com>
17783 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
17784 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
17786 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
17788 * config/i386/i386.md (R8_REG, R9_REG): New constants.
17789 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
17790 constants instead of magic numbers.
17791 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
17793 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
17794 (x86_64_ms_abi_int_parameter_registers): Ditto.
17795 (x86_64_int_return_registers): Ditto.
17796 (ix86_maybe_switch_abi): Ditto.
17797 (ix86_expand_call): Ditto for clobbered_registers array.
17798 (ix86_hard_regno_mode_ok): Ditto.
17799 (x86_extended_QIreg_mentioned_p): Ditto.
17801 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
17803 PR tree-optimization/39349
17804 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
17806 * combine.c (gen_lowpart_for_combine): Use omode when generating
17809 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
17811 PR rtl-optimization/39235
17812 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
17814 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
17816 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
17818 2009-03-04 Richard Guenther <rguenther@suse.de>
17820 PR tree-optimization/39362
17821 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
17822 that occur in abnormal PHIs should be varying.
17824 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
17826 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
17828 (simple_iv): Take loop as an argument instead of statement.
17829 * tree-scalar-evolution.h (simple_iv): Declaration changed.
17830 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
17832 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
17834 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
17835 * matrix-reorg.c (analyze_transpose): Ditto.
17836 * tree-data-ref.c (dr_analyze_innermost): Ditto.
17837 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
17838 * tree-predcom.c (ref_at_iteration): Ditto.
17839 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
17841 2009-03-04 Richard Guenther <rguenther@suse.de>
17843 PR tree-optimization/39358
17844 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
17845 escaped_id and callused_id.
17846 (solve_graph): Likewise.
17848 2009-03-04 Richard Guenther <rguenther@suse.de>
17850 PR tree-optimization/39339
17851 * tree-sra.c (try_instantiate_multiple_fields): Make it
17852 no longer ICE on the above.
17854 2009-03-03 Joseph Myers <joseph@codesourcery.com>
17856 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
17857 that fits within Pmode.
17859 2009-03-03 Steve Ellcey <sje@cup.hp.com>
17861 PR middle-end/10109
17862 * tm.texi (LIBCALL_VALUE): Update description.
17864 2009-03-03 Steve Ellcey <sje@cup.hp.com>
17866 PR middle-end/34443
17867 * doc/extend.texi (section): Update description.
17869 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
17871 PR middle-end/39345
17872 * tree-inline.c (remapped_type): New.
17873 (can_be_nonlocal): Call remapped_type instead of remap_type.
17875 2009-03-03 Jakub Jelinek <jakub@redhat.com>
17878 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
17879 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
17881 2009-03-03 Richard Guenther <rguenther@suse.de>
17883 PR middle-end/39272
17884 * tree.c (tree_nonartificial_location): New function.
17885 * tree.h (tree_nonartificial_location): Declare.
17886 * builtins.c (expand_builtin_memory_chk): Provide location
17887 of the call location for artificial function pieces.
17888 (maybe_emit_chk_warning): Likewise.
17889 (maybe_emit_sprintf_chk_warning): Likewise.
17890 (maybe_emit_free_warning): Likewise.
17891 * expr.c (expand_expr_real_1): Likewise.
17893 2009-03-03 Jakub Jelinek <jakub@redhat.com>
17895 PR tree-optimization/39343
17896 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
17897 COMPONENT_REF t has ARRAY_TYPE.
17899 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
17901 PR middle-end/39335
17902 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
17903 when the type precision of the induction variable should be
17904 larger than the type precision of nit.
17905 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
17906 * graphite.c (graphite_loop_normal_form): Same.
17907 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
17909 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
17911 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
17912 (*call_1_rex64_ms_sysv): Use named constants instead of magic
17913 numbers to describe clobbered registers.
17914 (*call_value_0_rex64_ms_sysv): Ditto.
17915 * config/i386/mmx.md (mmx_emms): Ditto.
17916 (mmx_femms): Ditto.
17918 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
17920 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
17923 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
17925 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
17926 (spu_section_type_flags): New function.
17928 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
17930 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
17931 reg_class_contents of FLOAT_REGS into a temporary.
17933 2009-03-02 Richard Guenther <rguenther@suse.de>
17934 Ira Rosen <irar@il.ibm.com>
17936 PR tree-optimization/39318
17937 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
17938 information to the vectorized statement.
17940 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
17942 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
17943 variable. Use defined names instead of magic constants for REX SSE
17946 2009-03-01 Richard Guenther <rguenther@suse.de>
17948 PR tree-optimization/39331
17949 * omp-low.c (lower_send_shared_vars): Do not receive new
17950 values for the reference of DECL_BY_REFERENCE parms or results.
17952 2009-03-01 Jan Hubicka <jh@suse.cz>
17955 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
17956 BLOCK_NONLOCALIZED_VAR): New macros.
17957 (tree_block): Add nonlocalized_vars.
17958 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
17959 gen_decl_die): Add origin argument. Allow generation of die with
17960 origin at hand only.
17961 (gen_member_die, gen_type_die_with_usage, force_decl_die,
17962 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
17964 (gen_block_die): Fix checking for unused blocks.
17965 (process_scope_var): Break out from .... ; work with origins only.
17966 (decls_for_scope) ... here; process nonlocalized list.
17967 (dwarf2out_ignore_block): Look for nonlocalized vars.
17968 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
17970 (dump_scope_block): Dump them.
17971 * tree-inline.c (remap_decls): Handle nonlocalized vars.
17972 (remap_block): Likewise.
17973 (can_be_nonlocal): New predicate.
17974 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
17976 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17978 * configure: Regenerate.
17980 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17982 * optc-gen.awk: No need to duplicate option flags twice.
17983 Reuse help texts for duplicate options which do not have any.
17985 * gcc.c (display_help): Document --version.
17987 * gcc.c (main): If print_help_list and verbose_flag, ensure
17988 driver output comes before subprocess output.
17990 * optc-gen.awk: Assign all remaining fields to help string,
17991 space-separated, for multi-line help in *.opt.
17993 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
17994 -Wno-pedantic-ms-format is for MinGW targets only.
17996 * doc/options.texi (Option file format): Fix bad indentation,
17997 restoring dropped sentence.
17999 2009-02-28 Jan Hubicka <jh@suse.cz>
18001 * tree-inline.c (tree_function_versioning): Output debug info.
18003 2009-02-28 Jan Hubicka <jh@suse.cz>
18006 * tree-inline.c (setup_one_parameter): Do not copy propagate
18007 arguments when not optimizing.
18009 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
18012 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
18013 (avx_addsubv4df3): Likewise.
18014 (*avx_addsubv4sf3): Likewise.
18015 (sse3_addsubv4sf3): Likewise.
18016 (*avx_addsubv2df3): Likewise.
18017 (sse3_addsubv2df3): Likewise.
18018 (avx_unpckhps256): Correct item selectors.
18019 (avx_unpcklps256): Likewise.
18020 (avx_unpckhpd256): Likewise.
18021 (avx_unpcklpd256): Likewise.
18023 2009-02-28 Jan Hubicka <jh@suse.cz>
18025 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
18027 (copy_arguments_for_versioning): If var is declared don't declare it.
18028 (tree_function_versioning): First setup substitutions and then copy
18031 2009-02-27 Jan Hubicka <jh@suse.cz>
18034 * cgraph.h (varpool_output_debug_info): Remove.
18035 * cgraphunit.c (varpool_output_debug_info): Remove.
18036 * dwarf2out.c (deferred_locations_struct): New struct
18037 (deferred_locations): New type.
18038 (deferred_locations_list): New static var.
18039 (deffer_location): New function.
18040 (gen_variable_die): Use it.
18041 (decls_for_scope): Output info on local static vars.
18042 (dwarf2out_finish): Process deferred locations.
18043 * varpool.c (varpool_output_debug_info): Remove.
18045 2009-02-27 Jan Hubicka <jh@suse.cz>
18048 * tree.h (TREE_PROTECTED): Fix comment.
18049 (BLOCK_HANDLER_BLOCK): Remove.
18050 (struct tree_block): Remove handler_block add body_block.
18051 (inlined_function_outer_scope_p): New.
18052 (is_body_block): Remove.
18053 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
18054 * dwarf2out.c (is_inlined_entry_point): Remove.
18055 (add_high_low_attributes): Use inlined_function_outer_scope_p.
18056 (gen_block_die): Use is_inlined_entry_point check. Remove body block
18058 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
18059 * gimplify.c (gimplify_expr): Gimplify body blocks.
18060 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
18061 block with multiple subblocks.
18062 (dump_scope_block): Prettier output; dump more flags and info.
18063 (dump_scope_blocks): New.
18064 (remove_unused_locals): Use dump_scope_blocks.
18065 * tree-flow.h (dump_scope_blocks): Declare.
18066 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
18067 * stmt.c (is_body_block): Remove.
18068 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
18069 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
18071 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
18073 PR middle-end/39308
18074 * graphite.c (graphite_loop_normal_form): Do not call
18075 number_of_iterations_exit from a gcc_assert.
18077 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
18079 * config/s390/s390.c (s390_swap_cmp): Look for conditional
18080 jumps if COND is NULL.
18081 (find_cond_jump): New function.
18082 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
18083 * config/s390/s390.md: Remove z10_cobra attribute value.
18085 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
18087 * config/alpha/alpha.h (alpha_expand_mov): Return false if
18088 force_const_mem returns NULL_RTX.
18090 2009-02-26 Jan Hubicka <jh@suse.cz>
18093 * cgraph.h (varpool_output_debug_info): Remove.
18094 * cgraphunit.c (varpool_output_debug_info): Remove.
18095 * dwarf2out.c (deferred_locations_struct): New struct
18096 (deferred_locations): New type.
18097 (deferred_locations_list): New static var.
18098 (deffer_location): New function.
18099 (gen_variable_die): Use it.
18100 (decls_for_scope): Output info on local static vars.
18101 (dwarf2out_finish): Process deferred locations.
18102 * varpool.c (varpool_output_debug_info): Remove.
18104 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
18106 PR rtl-optimization/39241
18107 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
18108 to subreg_offset_representable_p.
18110 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
18112 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
18113 execute function prototype. Get f and nregs from max_reg_num
18114 and get_insns. Remove the first backward pass as it's dead,
18115 guard the forward pass by flag_expensive_optimizations.
18116 (rest_of_handle_regmove): Delete.
18117 (pass_regmove): Replace it with regmove_optimize.
18119 2009-02-25 Martin Jambor <mjambor@suse.cz>
18121 PR tree-optimization/39259
18122 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
18123 calls_alloca function flags.
18124 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
18125 calls are detected.
18127 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
18129 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
18130 flags_set_1_rtx, flags_set_1_set): Delete.
18131 (regmove_optimize): Do not call mark_flags_life_zones.
18133 2009-02-24 Julian Brown <julian@codesourcery.com>
18136 * config/arm/arm.c (require_pic_register): Only set
18137 cfun->machine->pic_reg once per function.
18139 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
18141 * doc/invoke.texi (Link Options): Document an easier way to pass
18142 options that take arguments to the GNU linker using -Xlinker and -Wl.
18144 2009-02-24 Steve Ellcey <sje@cup.hp.com>
18147 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
18149 2009-02-24 Richard Guenther <rguenther@suse.de>
18152 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
18154 2009-02-24 Richard Guenther <rguenther@suse.de>
18155 Zdenek Dvorak <ook@ucw.cz>
18157 PR tree-optimization/39233
18158 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
18159 from converting them to a generic type.
18161 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
18163 PR tree-optimization/39260
18164 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
18165 contains a condition with a real type.
18166 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
18168 2009-02-23 Jason Merrill <jason@redhat.com>
18171 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
18172 narrowing_initializer_constant_valid_p.
18173 (narrowing_initializer_constant_valid_p): Don't return
18174 null_pointer_node for adding a pointer to itself.
18176 2009-02-23 Jan Hubicka <jh@suse.cz>
18179 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
18182 2009-02-23 Jan Hubicka <jh@suse.cz>
18184 PR tree-optimization/37709
18185 * tree.c (block_ultimate_origin): Move here from dwarf2out.
18186 * tree.h (block_ultimate_origin): Declare.
18187 * dwarf2out.c (block_ultimate_origin): Move to tree.c
18188 * tree-ssa-live.c (remove_unused_scope_block_p):
18189 Eliminate blocks containig no instructions nor live variables nor
18191 (dump_scope_block): New function.
18192 (remove_unused_locals): Enable removal of dead blocks by default;
18193 enable dumping at TDF_DETAILS.
18195 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
18197 * config/i386/i386.c (classify_argument): Don't allow COImode
18199 (function_arg_advance_32): Don't allow OImode.
18200 (function_arg_32): Likewise.
18201 (function_value_32): Likewise.
18202 (return_in_memory_32): Likewise.
18203 (function_arg_64): Remove OImode comment.
18205 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
18208 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
18209 ix86_expand_vector_set for V4DImode in 64bit mode only.
18210 (ix86_expand_vector_init_one_var): Likewise.
18212 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
18214 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
18216 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
18219 * loop-iv.c: Revert last change.
18220 * emit-rtl.c: Likewise.
18222 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
18225 * config/i386/i386.c (type_natural_mode): Remove an extra
18226 space in the warning message.
18227 (function_value_32): Handle 32-byte vector modes.
18228 (return_in_memory_32): Likewise.
18230 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
18232 * loop-iv.c (truncate_value): New function.
18233 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
18235 (lowpart_subreg): Move to...
18236 * emit-rtl.c: ...here.
18238 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
18240 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
18241 accidental and undocumented change at revision 140860.
18243 2009-02-21 Joseph Myers <joseph@codesourcery.com>
18245 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
18246 take gimple_seq * arguments.
18247 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
18248 types_compatible_p langhook.
18250 2009-02-20 Mark Mitchell <mark@codesourcery.com>
18251 Joseph Myers <joseph@codesourcery.com>
18253 * config/arm/arm.c (arm_builtin_va_list): New function.
18254 (arm_expand_builtin_va_start): Likewise.
18255 (arm_gimplify_va_arg_expr): Likewise.
18256 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
18257 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
18258 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
18259 (va_list_type): New variable.
18260 (arm_mangle_type): Mangle va_list_type appropriately.
18262 2009-02-20 Jakub Jelinek <jakub@redhat.com>
18264 PR middle-end/39157
18265 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
18266 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
18267 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
18268 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
18269 parameter to 1000 for -O1 by default.
18270 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
18272 * loop-invariant.c: Include params.h.
18273 (move_loop_invariants): Don't call move_single_loop_invariants on
18276 2009-02-20 Jaka Mocnik <jaka@xlab.si>
18278 * calls.c (emit_library_call_value_1): Use slot_offset instead of
18279 offset when calculating bounds for indexing stack_usage_map. Fixes
18280 a buffer overflow with certain target setups.
18282 2009-02-20 Jakub Jelinek <jakub@redhat.com>
18285 * calls.c (expand_call): Clear try_tail_call if caller and callee
18286 disagree in promotion of function return value.
18288 2009-02-19 Jakub Jelinek <jakub@redhat.com>
18291 * c-common.c (c_determine_visibility): If visibility changed and
18292 DECL_RTL has been already set, call make_decl_rtl to update symbol
18295 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
18298 * varasm.c (assemble_variable): Don't check DECL_NAME when
18299 globalizing a variable.
18301 2009-02-19 Joseph Myers <joseph@codesourcery.com>
18304 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
18305 expression before any __builtin_trap call.
18306 * c-typeck.c (build_function_call): Convert and check function
18307 arguments before generating a call to a trap. Evaluate the
18308 function arguments before the trap.
18310 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
18313 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
18314 (UNSPEC_FXAM_MEM): New unspec.
18315 (fxam<mode>2_i387_with_temp): New insn and split pattern.
18316 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
18317 memory using fxam<mode>2_i387_with_temp to remove excess precision.
18319 2009-02-19 Richard Guenther <rguenther@suse.de>
18321 PR tree-optimization/39207
18322 PR tree-optimization/39074
18323 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
18324 storedanything_tree): New.
18325 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
18326 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
18327 (build_succ_graph): Add edges from STOREDANYTHING to all
18329 (init_base_vars): Initialize STOREDANYTHING.
18330 (compute_points_to_sets): Free substitution info after
18331 building the succ graph.
18332 (ipa_pta_execute): Likewise.
18334 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
18336 (do_ds_constraint): Do not add to special var or non-pointer
18338 (type_could_have_pointers): Split out from ...
18339 (could_have_pointers): ... here. For arrays use the element type.
18340 (create_variable_info_for): Initialize may_have_pointers.
18341 (new_var_info): Likewise.
18342 (handle_lhs_call): Make the HEAP variable unknown-sized.
18343 (intra_create_variable_infos): Use a type with pointers for
18344 PARM_NOALIAS, make it unknown-sized.
18346 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
18349 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
18351 2009-02-18 Jason Merrill <jason@redhat.com>
18354 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
18355 value if DECL_EXTERNAL.
18356 * tree-sra.c (sra_walk_gimple_assign): Likewise.
18357 * target.h (gcc_target::binds_local_p): Clarify "module".
18358 * tree.h (TREE_PUBLIC): Clarify "module".
18360 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
18363 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
18364 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
18366 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
18369 * c.opt (Wabi): Support C and ObjC.
18372 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
18374 * config/i386/i386.c (classify_argument): Warn once about the ABI
18375 change when passing union with long double.
18377 * doc/invoke.texi: Update -Wabi for warning psABI changes.
18379 2009-02-18 Joseph Myers <joseph@codesourcery.com>
18382 * c-parser.c (c_parser_compound_statement): Always enter and leave
18385 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18388 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
18390 2009-02-18 Jakub Jelinek <jakub@redhat.com>
18392 PR tree-optimization/36922
18393 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
18394 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
18397 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
18399 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
18402 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
18404 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
18406 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
18408 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
18411 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
18412 Richard Sandiford <rdsandiford@googlemail.com>
18414 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
18415 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
18416 (loongson_biadd): ...this.
18418 2009-02-17 Richard Guenther <rguenther@suse.de>
18420 PR tree-optimization/39202
18421 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
18422 a var make sure to follow existing collapses.
18424 2009-02-17 Richard Guenther <rguenther@suse.de>
18426 PR middle-end/39214
18427 * langhooks.c (lhd_print_error_function): Check for NULL block.
18429 2009-02-17 Richard Guenther <rguenther@suse.de>
18431 PR tree-optimization/39204
18432 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
18435 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
18437 * config/soft-fp/double.h: Update from glibc CVS.
18439 2009-02-17 Richard Guenther <rguenther@suse.de>
18441 PR tree-optimization/39207
18442 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
18443 strict-aliasing warnings for pointers pointing to NULL.
18445 2009-02-16 Joseph Myers <joseph@codesourcery.com>
18448 * c-parser.c (c_parser_braced_init): Call pop_init_level when
18449 skipping until next close brace.
18451 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
18454 * config/i386/i386.c (ix86_expand_push): Set memory alignment
18455 to function argument boundary.
18457 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
18459 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
18460 in the lea_add. Reload eventually constraints it properly.
18461 * config/picochip/constraints.md: Remove the target constraint
18462 "b", since it is not needed anymore.
18464 2009-02-16 Jakub Jelinek <jakub@redhat.com>
18466 * gthr-dce.h: Uglify function parameter and local variable names.
18467 * gthr-gnat.h: Likewise.
18468 * gthr-mipssde.h: Likewise.
18469 * gthr-nks.h: Likewise.
18470 * gthr-posix95.h: Likewise.
18471 * gthr-posix.h: Likewise.
18472 * gthr-rtems.h: Likewise.
18473 * gthr-single.h: Likewise.
18474 * gthr-solaris.h: Likewise.
18475 * gthr-tpf.h: Likewise.
18476 * gthr-vxworks.h: Likewise.
18477 * gthr-win32.h: Likewise.
18479 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
18482 * config/i386/i386.md: Restrict the new peephole2 to move
18483 between MMX/SSE registers.
18485 2009-02-15 Richard Guenther <rguenther@suse.de>
18488 2009-02-13 Richard Guenther <rguenther@suse.de>
18490 * configure.ac: Enable LFS.
18491 * configure: Re-generate.
18492 * config.in: Likewise.
18494 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
18496 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
18497 spu_srqwbyte, spu_srqwbytebc): Define.
18498 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
18499 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
18500 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
18501 "shrqby_<mode>"): New insn-and-split patterns.
18502 * config/spu/spu.c (expand_builtin_args): Determine and return
18503 number of operands using spu_builtin_description data.
18504 (spu_expand_builtin_1): Use it.
18506 2009-02-13 Steve Ellcey <sje@cup.hp.com>
18509 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
18512 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
18515 * config/i386/i386.c (override_options): Correct warning
18516 messages for -malign-loops, -malign-jumps and -malign-functions.
18518 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
18521 * config/i386/i386.md: Restrict the new peephole2 to move
18522 between the general purpose registers.
18524 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
18527 * config/i386/i386.c (type_natural_mode): Add a new argument.
18528 Return the original mode and warn ABI change if vector size is 32byte.
18529 (function_arg_advance): Updated.
18530 (function_arg): Likewise.
18531 (ix86_function_value): Likewise.
18532 (ix86_return_in_memory): Likewise.
18533 (ix86_sol10_return_in_memory): Likewise.
18534 (ix86_gimplify_va_arg): Likewise.
18535 (function_arg_32): Don't warn ABX ABI change here.
18536 (function_arg_64): Likewise.
18538 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
18540 * loop-iv.c (implies_p): In the final case, test that operands 0
18541 of the two comparisons match.
18543 * config/bfin/bfin.c (find_prev_insn_start): New function.
18544 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
18545 (find_next_insn_start): Move.
18547 2009-02-13 Richard Guenther <rguenther@suse.de>
18549 * configure.ac: Enable LFS.
18550 * configure: Re-generate.
18551 * config.in: Likewise.
18553 2009-02-13 Joseph Myers <joseph@codesourcery.com>
18556 * c-parser.c (c_parser_parms_list_declarator): Discard pending
18557 sizes on syntax error after some arguments have been parsed.
18559 2009-02-12 Jakub Jelinek <jakub@redhat.com>
18561 * doc/invoke.texi (-fira): Remove.
18563 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
18565 * caller-save.c: Replace regclass.c with reginfo.c in comments.
18566 * recog.c: Likewise.
18569 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
18571 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
18572 (umul_ppmm): Likewise.
18573 (count_leading_zeros): Likewise.
18574 (count_trailing_zeros): Likewise.
18575 (UMUL_TIME): Likewise.
18577 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
18579 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
18580 soft-fp/t-softfp to tmake_file.
18582 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
18583 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
18584 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
18585 IA64_BUILTIN_INFQ]: New.
18586 (ia64_init_builtins): Initialize __builtin_infq,
18587 __builtin_fabsq and __builtin_copysignq if not HPUX.
18588 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
18589 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
18591 * config/ia64/lib1funcs.asm (__divtf3): Define only if
18593 (__fixtfti): Likewise.
18594 (__fixunstfti): Likewise.
18595 (__floattitf): Likewise.
18597 * config/ia64/libgcc-glibc.ver: New.
18598 * config/ia64/t-fprules-softfp: Likewise.
18599 * config/ia64/sfp-machine.h: Likewise.
18601 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
18602 (LIBGCC2_TF_CEXT): Likewise.
18603 (TF_SIZE): Likewise.
18604 (TARGET_INIT_LIBFUNCS): Likewise.
18606 * config/ia64/t-glibc (SHLINB_MAPFILES):
18607 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
18609 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
18611 * config/i386/i386.c (construct_container): Rewrite processing
18612 BLKmode with X86_64_SSE_CLASS.
18614 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
18617 * config/i386/i386.md: Replace simplify_replace_rtx with
18618 replace_rtx in the new peephole2.
18620 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
18622 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
18623 loop unrolling do not happen at -O2.
18625 2009-02-12 Michael Matz <matz@suse.de>
18627 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
18629 2009-02-12 Jakub Jelinek <jakub@redhat.com>
18631 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
18634 2009-02-12 Ben Elliston <bje@au.ibm.com>
18636 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
18637 patterns when updating the back chain. Missed in the 2009-02-10
18640 2009-02-11 Janis Johnson <janis187@us.ibm.com>
18642 * doc/extend.texi (Decimal Floating Types): Update identifier of
18643 draft TR and list of missing support.
18645 2009-02-11 Jakub Jelinek <jakub@redhat.com>
18647 PR middle-end/39154
18648 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
18649 bit to variable length decl's flags, add it also to its
18650 pointer replacement variable.
18652 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
18653 Jakub Jelinek <jakub@redhat.com>
18656 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
18657 (memory_blockage): New expander.
18658 (*memory_blockage): New insn pattern.
18659 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
18660 instead of general blockage at the end of function prologue when
18661 frame pointer is used to access red zone area. Do not emit blockage
18662 when profiling, it is emitted in generic code.
18663 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
18664 function epilogue when frame pointer is used to access red zone area.
18666 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
18669 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
18670 by arithmetic with memory operands.
18671 * config/i386/predicates.md (commutative_operator): New.
18673 2009-02-10 Janis Johnson <janis187@us.ibm.com>
18675 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
18678 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
18680 * alias.h (record_alias_subset): Declare.
18681 * alias.c (record_alias_subset): Make global.
18683 2009-02-10 Nick Clifton <nickc@redhat.com>
18685 * tree-parloops.c: Change license to GPLv3.
18686 * ipa-struct-reorg.c: Change license to GPLv3.
18687 * ipa-struct-reorg.h: Change license to GPLv3.
18689 2009-02-10 Steve Ellcey <sje@cup.hp.com>
18692 * c-decl.c (start_struct): Return NULL on error.
18694 2009-02-10 Jakub Jelinek <jakub@redhat.com>
18696 PR middle-end/39124
18697 * cfgloopmanip.c (remove_path): Call remove_bbs after
18698 cancel_loop_tree, not before it.
18701 * function.h (struct function): Add has_local_explicit_reg_vars bit.
18702 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
18703 VAR_DECLs were seen.
18704 * tree-ssa-live.c (remove_unused_locals): Recompute
18705 cfun->has_local_explicit_reg_vars.
18706 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
18707 copies or clearings if cfun->has_local_explicit_reg_vars.
18709 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
18712 * config/i386/i386.c (expand_prologue): Emit blockage at the end
18713 of function prologue when frame pointer is used to access
18716 2009-02-10 Richard Guenther <rguenther@suse.de>
18718 PR middle-end/39127
18719 * gimplify.c (gimple_regimplify_operands): Always look if
18720 we need to create a temporary.
18722 2009-02-10 Richard Guenther <rguenther@suse.de>
18724 PR tree-optimization/39132
18725 * tree-loop-distribution.c (todo): New global var.
18726 (generate_memset_zero): Trigger TODO_rebuild_alias.
18727 (tree_loop_distribution): Return todo.
18729 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
18732 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
18733 (x86_64_reg_class_name): Removed.
18734 (classify_argument): Return 0 if bytes > 32. Return 0 if the
18735 first one isn't X86_64_SSE_CLASS or any other ones aren't
18736 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
18737 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
18738 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
18739 and 3 X86_64_SSEUP_CLASS.
18740 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
18741 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
18743 2009-02-10 Ben Elliston <bje@au.ibm.com>
18745 * config/rs6000/rs6000.md (allocate_stack): Always use an update
18746 form instruction to update the stack back chain word, even if the
18747 user has disabled the generation of update instructions.
18748 (movdi_<mode>_update_stack): New.
18749 (movsi_update_stack): Likewise.
18750 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
18751 always use an update form instruction to update the stack back
18754 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
18756 PR middle-end/38953
18757 * graphite.c (if_region_set_false_region): After moving a region in
18758 the false branch of a condition, remove the empty dummy basic block.
18759 (gloog): Remove wrong fix for PR38953.
18761 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
18763 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
18764 generation due to implicit sign extension.
18766 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
18768 PR middle-end/38981
18769 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
18770 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
18772 2009-02-09 Richard Guenther <rguenther@suse.de>
18774 PR middle-end/35202
18775 * convert.c (convert_to_real): Disable (float)fn((double)x)
18776 to fnf(x) conversion if errno differences may occur and
18777 -fmath-errno is set.
18779 2009-02-07 Anatoly Sokolov <aesok@post.ru>
18781 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
18782 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
18783 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
18785 2009-02-06 Joseph Myers <joseph@codesourcery.com>
18788 * c-common.c (handle_alias_attribute): Disallow attribute for
18789 anything not a FUNCTION_DECL or VAR_DECL.
18791 2009-02-06 Janis Johnson <janis187@us.ibm.com>
18794 * real.c (do_compare): Special-case compare of zero against
18795 decimal float value.
18797 2009-02-06 Joseph Myers <joseph@codesourcery.com>
18800 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
18801 as indicating flexible array members unless the field itself is
18802 being declarared as the incomplete array.
18804 2009-02-06 Jan Hubicka <jh@suse.cz>
18806 PR tree-optimization/38844
18807 * ipa-inline.c (try_inline): Stop inlining recursion when edge
18808 is already inlined.
18810 2009-02-06 Richard Guenther <rguenther@suse.de>
18812 PR middle-end/38977
18813 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
18814 fork because we may expand it as __gcov_fork.
18816 2009-02-06 Nick Clifton <nickc@redhat.com>
18818 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
18820 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
18822 PR tree-optimization/35659
18823 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
18824 vn_phi_eq): Shortcut if hashcode does not match.
18825 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
18827 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
18828 and avoid iterative_hash_expr.
18829 (FOR_EACH_VALUE_ID_IN_SET): New.
18830 (value_id_compare): Remove.
18831 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
18832 sort expressions by value id.
18834 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
18837 * config/sh/predicates.md (general_movsrc_operand): Don't check
18838 the subreg of system registers here.
18840 2009-02-05 Jakub Jelinek <jakub@redhat.com>
18843 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
18844 on the copied decl.
18846 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
18848 PR rtl-optimization/39110
18849 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
18850 addresses, not aligned ones.
18852 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
18853 Richard Guenther <rguenther@suse.de>
18855 PR tree-optimization/39100
18856 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
18857 comment says and add edges.
18859 2009-02-05 Joseph Myers <joseph@codesourcery.com>
18862 * c-common.c (handle_tls_model_attribute): Ignore attribute for
18863 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
18865 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
18867 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
18868 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
18869 register_bb_in_sese, new_sese, free_sese): Moved.
18870 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
18871 outermost_loop_in_scop, build_scop_iteration_domain,
18872 expand_scalar_variables_ssa_name, get_vdef_before_scop,
18873 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
18874 Use loop_in_sese_p instead of loop_in_scop_p.
18875 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
18876 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
18877 (scopdet_basic_block_info): Fix bug in scop detection.
18878 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
18879 eq_loop_to_cloog_loop): Remove.
18880 (nb_loops_around_loop_in_scop, nb_loop
18881 ref_nb_loops): Moved here...
18882 * graphite.h (ref_nb_loops): ... from here.
18883 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
18884 (loop_domain_dim, loop_iteration_vector_dim): Remove.
18885 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
18886 * testsuite/gcc.dg/graphite/scop-19.c: New
18888 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
18889 Hans-Peter Nilsson <hp@axis.com>
18891 PR rtl-optimization/37889
18892 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
18893 Move offset handling from PLUS to before the switch. Use new
18894 arguments when considering SYMBOL_REFs too.
18895 (rtx_addr_can_trap_p): Pass dummy offset and size.
18896 (enum may_trap_p_flags): Remove.
18897 (may_trap_p_1): Pass size from MEM_SIZE.
18899 PR rtl-optimization/38921
18900 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
18901 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
18902 * rtlanal.c (may_trap_after_code_motion_p): Delete.
18903 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
18905 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
18907 AVX Programming Reference (January, 2009)
18908 * config/i386/sse.md (*vpclmulqdq): New.
18910 2009-02-04 Jakub Jelinek <jakub@redhat.com>
18912 PR tree-optimization/38977
18913 PR gcov-profile/38292
18914 * calls.c (special_function_p): Disregard __builtin_ prefix.
18916 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
18918 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
18919 non-indexable addresses even before reload.
18921 2009-02-03 Joseph Myers <joseph@codesourcery.com>
18924 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
18925 as having variable size. Do not give an error for unnamed
18926 parameters with [*] declarators. Give a warning for type names
18927 with [*] declarators and mark them as variable size.
18928 * c-parser.c (c_parser_sizeof_expression): Do not give an error
18929 for sizeof applied to [*] type names.
18931 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
18934 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
18936 2009-02-03 Jakub Jelinek <jakub@redhat.com>
18938 * gcc.c (process_command): Update copyright notice dates.
18939 * gcov.c (print_version): Likewise.
18940 * gcov-dump.c (print_version): Likewise.
18941 * mips-tfile.c (main): Likewise.
18942 * mips-tdump.c (main): Likewise.
18944 2009-02-03 Joseph Myers <joseph@codesourcery.com>
18947 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
18948 for composite type involving a zero-length array type.
18950 2009-02-03 Jakub Jelinek <jakub@redhat.com>
18953 * function.c (match_asm_constraints_1): Skip over
18954 initial optional % in the constraint.
18956 PR inline-asm/39059
18957 * c-parser.c (c_parser_postfix_expression): If fixed point is not
18958 supported, don't accept FIXED_CSTs.
18959 * c-decl.c (finish_declspecs): Error if fixed point is not supported
18960 and _Sat is used without _Fract/_Accum. Set specs->type to
18961 integer_type_node for cts_fract/cts_accum if fixed point is not
18964 2009-02-02 Catherine Moore <clm@codesourcery.com>
18966 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
18968 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
18970 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
18971 (ABI_HAS_64BIT_SYMBOLS): Use it.
18972 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
18974 2009-02-02 Paul Brook <paul@codesourcery.com>
18976 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
18978 2009-02-02 Jakub Jelinek <jakub@redhat.com>
18980 PR inline-asm/39058
18981 * recog.h (asm_operand_ok): Add constraints argument.
18982 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
18983 recurse on matching constraint.
18984 (check_asm_operands): Pass constraints as 3rd argument to
18985 asm_operand_ok. Don't look up matching constraint here.
18986 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
18989 2009-02-02 Ben Elliston <bje@au.ibm.com>
18991 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
18992 TARGET_NARROW_VOLATILE_BITFIELD macro names.
18994 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18996 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
18997 information. Remove some obsolete information. Reorganize.
18999 * config/pa/fptr.c: Revert license to GPL 2.
19000 * config/pa/milli64.S: Likewise.
19002 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
19005 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
19006 LIBRARY name in, instead of hard-coding it.
19007 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
19008 extra target make frag to tmake_files according to EH model.
19009 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
19010 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
19011 frags that define makefile variable EH_MODEL appropriately.
19012 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
19013 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
19014 to "-sjlj" according to type of EH configured.
19015 (LIBGCC_SONAME): Concatenate it to shared library base name.
19016 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
19017 to "_sjlj" according to type of EH configured.
19018 (LIBGCC_SONAME): Concatenate it to shared library base name.
19019 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
19020 (SHLIB_LINK): Add missing semicolon to if-else construct.
19021 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
19022 string value of "pe_dll" command-line option.
19023 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
19024 (SHLIB_SONAME): Use it when overriding t-cygming default.
19025 (SHLIB_IMPLIB): Override t-cygming default.
19026 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
19027 string value of "pe_dll" command-line option.
19029 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
19032 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
19033 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
19035 2009-01-31 Richard Guenther <rguenther@suse.de>
19037 PR tree-optimization/38937
19038 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
19039 computing the transitive closure.
19041 2009-01-30 Richard Guenther <rguenther@suse.de>
19043 PR tree-optimization/39041
19044 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
19045 Propagate variable indices only if the types match for this stmt.
19047 2009-01-30 Jakub Jelinek <jakub@redhat.com>
19050 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
19051 inline but never defined.
19053 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
19055 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
19056 (*insv_h_di_reg_extimm): New insn.
19057 (*insv_l<mode>_reg_extimm): New insn.
19059 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
19061 * config/picochip/picochip.c (flag_conserve_stack): set
19062 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
19063 fconserve-stack. Reduce call-overhead used by inliner.
19065 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
19068 * common.opt (flag_conserve_stack): Initialised to zero.
19070 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
19073 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
19074 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
19077 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
19079 * ira-color.c (allocno_reload_assign): Update comments.
19080 * regmove.c (regmove_optimize): Likewise.
19084 2009-01-29 Robert Millan <rmh@aybabtu.com>
19086 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
19087 * config/i386/kopensolaris-gnu.h: New file. Undefine
19088 `MD_UNWIND_SUPPORT'.
19089 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
19091 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
19093 PR tree-optimization/39007
19094 * tree-loop-distribution.c (generate_builtin): Use
19095 recompute_dominator to compute the immediate dominator of the
19096 basic block just after the loop.
19098 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
19100 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
19101 (ASM_OUTPUT_DWARF_PCREL): Define.
19103 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
19105 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
19106 * doc/passes.texi: Remove entries about regclass, local-alloc, and
19107 global. Modify entries about regmove and IRA.
19109 * ra-conflict.c: Remove the file.
19111 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
19113 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
19114 (pass_regclass_init): Rename to pass_reginfo_init.
19116 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
19118 * toplev.h (flag_ira): Remove.
19120 * caller-save.c (setup_save_areas): Remove flag_ira.
19122 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
19124 * global.c: Remove the file.
19126 * opts.c (decode_options): Remove flag_ira.
19128 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
19130 * regmove.c: Modify file description.
19131 (find_use_as_address, try_auto_increment): Define them only if
19132 AUTO_INC_DEC is defined.
19133 (replacement_quality, replace_in_call_usage, fixup_match_1,
19134 stable_and_no_regs_but_for_p): Remove.
19135 (reg_set_in_bb): Make it static.
19136 (regmove_optimize): Remove flag_ira and code which worked for
19139 * local-alloc.c: Remove the file.
19141 * common.opt (fira): Remove.
19143 * ira.c: Include except.h.
19144 (eliminable_regset): Move from global.c.
19145 (mark_elimination): Ditto. Remove flag_ira.
19146 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
19147 equiv_mem_modified, validate_equiv_mem_from_store,
19148 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
19149 contains_replace_regs, memref_referenced_p, memref_used_between_p,
19150 no_equiv, recorded_label_ref): Move from local-alloc.c.
19151 (update_equiv_regs): Ditto. Make it static.
19152 (print_insn_chain, print_insn_chains): Move it from global.c.
19153 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
19154 (build_insn_chain): Ditto. Make it static.
19155 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
19156 Rename to init_live_subregs.
19157 (gate_ira): Remove flag_ira.
19159 * regclass.c: Rename reginfo.c. Change file description.
19160 (FORBIDDEN_INC_DEC_CLASSES): Remove.
19161 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
19162 (init_reg_sets_1): Remove code for evaluation of
19163 reg_class_superclasses and losing_caller_save_reg_set.
19164 (init_regs): Remove init_reg_autoinc.
19165 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
19166 ok_for_base_p_nonstrict): Remove.
19167 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
19168 (pass_regclass_init): Rename to pass_reginfo_init. Modify
19169 corresponding entries.
19170 (dump_regclass, record_operand_costs, scan_one_insn,
19171 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
19172 record_address_regs, auto_inc_dec_reg_p): Remove.
19173 (gt-regclass.h): Rename to gt-reginfo.h.
19175 * rtl.h (dump_global_regs, retry_global_alloc,
19176 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
19178 * Makefile.in (RA_H): Remove.
19179 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
19180 Rename regclass.o to reginfo.o.
19181 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
19183 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
19184 (GTFILES): Rename regclass.c to reginfo.c.
19186 * passes.c (init_optimization_passes): Remove pass_local_alloc and
19187 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
19189 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
19190 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
19192 (finish_spills): Ditto. Remove code for !flag_ira.
19194 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
19196 PR middle-end/35854
19197 * doc/invoke.texi (rtl debug options): Complete rewrite.
19198 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
19200 * mode-switching.c (pass_mode_switching): Rename pass from
19201 "mode-sw" to "mode_sw".
19202 * except.c (pass_convert_to_eh_ranges): Rename pass from
19203 "eh-ranges" to "eh_ranges".
19204 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
19208 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
19209 Alexander Monakov <amonakov@ispras.ru>
19211 PR middle-end/38857
19212 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
19214 (move_exprs_to_boundary): Change return type and pass through
19215 should_move from move_op. Relax assert. Update usage ...
19216 (schedule_expr_on_boundary): ... here. Use should_move instead of
19218 (move_op_orig_expr_found): Indicate that insn was disconnected from
19220 (code_motion_process_successors): Do not call after_merge_succs
19221 callback if original expression was not found when traversing any of
19223 (code_motion_path_driver): Change return type. Update prototype.
19224 (move_op): Update comment. Add a new parameter (should_move). Update
19225 prototype. Set *should_move based on indication provided by
19226 move_op_orig_expr_found.
19228 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
19230 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
19231 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
19232 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
19233 * config/rs6000/rs6000.c (rs6000_override_options): Default
19234 avoid-indexed-addresses on for Power6, off for everything else.
19235 (avoiding_indexed_address_p): New function.
19236 (rs6000_legitimize_address): Use it.
19237 (rs6000_legitimate_address): Likewise.
19238 * config/rs6000/rs6000.md (movXX_updateX): Likewise
19240 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
19242 PR tree-optimization/38997
19243 * tree-loop-distribution.c (generate_memset_zero): Use
19244 POINTER_PLUS_EXPR for a pointer addition.
19246 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
19248 * config/s390/s390.md (bswap<mode>2): New pattern added.
19250 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
19252 * config/s390/s390.md (*tls_load_31): Added type attribute.
19254 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
19256 * config/s390/s390.md: Fix a few comments.
19258 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
19260 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
19261 (*tm<mode>_full): Fixed z10prop attribute.
19262 (*tst<mode>_extimm): Fixed z10prop attribute.
19263 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
19264 (*tstqiCCT_cconly): Fixed z10prop attribute.
19265 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
19266 (*movsi_larl): Fixed z10prop attribute.
19267 (*movsi_zarch): Fixed z10prop attribute.
19268 (*movsi_eas): Fixed z10prop attribute.
19269 (*movhi): Fixed z10prop attribute.
19270 (*movqi): Fixed z10prop attribute.
19271 (*movstrictqi): Fixed z10prop attribute.
19272 (*mov<mode>): Fixed z10prop attribute.
19273 (*movcc): Fixed z10prop attribute.
19274 (*sethighpartdi_64): Fixed z10prop attribute.
19275 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
19276 (*negdi2_sign_cc): Fixed z10prop attribute.
19277 (*negdi2_sign): Fixed z10prop attribute.
19278 (*absdi2_sign_cc): Fixed z10prop attribute.
19279 (*absdi2_sign): Fixed z10prop attribute.
19280 (*negabsdi2_sign_cc): Fixed z10prop attribute.
19281 (*negabsdi2_sign): Fixed z10prop attribute.
19282 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
19283 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
19284 (doloop_si64): Fixed z10prop attribute.
19285 (doloop_si31): Fixed z10prop attribute.
19286 (doloop_long): Fixed z10prop attribute.
19287 (indirect_jump): Fixed z10prop attribute.
19288 (nop): Fixed z10prop attribute.
19289 (main_base_64): Fixed z10prop attribute.
19290 (reload_base_64): Fixed z10prop attribute.
19292 2009-01-28 Jakub Jelinek <jakub@redhat.com>
19294 PR rtl-optimization/38740
19295 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
19297 * config/mips/mips.c (mips_reorg): Likewise.
19299 2009-01-28 Richard Guenther <rguenther@suse.de>
19301 PR tree-optimization/38926
19302 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
19303 with the correct value id to a value.
19304 (do_regular_insertion): Use the value number of edoubleprime
19305 for the value number of the expr.
19308 2008-08-21 Richard Guenther <rguenther@suse.de>
19310 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
19311 a PHI ask VN if it is already available.
19312 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
19313 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
19315 2009-01-28 Jakub Jelinek <jakub@redhat.com>
19317 PR middle-end/38934
19318 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
19319 set to varying whenever max has TREE_OVERFLOW set, similarly
19320 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
19322 2009-01-28 Richard Guenther <rguenther@suse.de>
19324 PR middle-end/38908
19325 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
19326 uninitialized aggregate uses in call arguments.
19328 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
19330 PR tree-optimization/38984
19331 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
19332 the nothing_id variable if -fno-delete-null-pointer-checks.
19334 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
19337 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
19338 (set_got_offset_rex64): Ditto.
19340 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
19343 * doc/extend.texi: Improve local variable with asm reg.
19345 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
19347 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
19348 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
19349 was not supplied then set warn_packed_bitfield_compat to the
19350 default value of 1.
19351 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
19354 2009-01-27 Richard Guenther <rguenther@suse.de>
19356 PR tree-optimization/38503
19357 * cfgexpand.c (expand_gimple_basic_block): Ignore
19358 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
19359 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
19360 variables that cannot have TBAA applied.
19361 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
19364 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
19366 PR middle-end/38969
19367 * calls.c (initialize_argument_information): Do not wrap complex
19368 arguments in SAVE_EXPR.
19370 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
19372 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
19373 (INSTALL_LIBGCC): Revert typo commit.
19375 2009-01-26 Richard Guenther <rguenther@suse.de>
19377 PR tree-optimization/38745
19378 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
19379 from special handling.
19381 2009-01-26 Richard Guenther <rguenther@suse.de>
19383 PR tree-optimization/38745
19384 * tree-ssa.c (execute_update_addresses_taken): Do not include
19385 variables that cannot possibly be a register in not_reg_needs.
19386 Do not clear TREE_ADDRESSABLE on vars that may not become
19388 * tree-ssa.c (update_alias_info_1): Include those in the set
19389 of addressable vars.
19391 2009-01-26 Richard Guenther <rguenther@suse.de>
19393 PR middle-end/38851
19394 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
19395 * tree-ssa-dse.c: Include langhooks.h
19396 (execute_simple_dse): Remove stores with zero size.
19398 2009-01-24 Jakub Jelinek <jakub@redhat.com>
19401 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
19404 2009-01-24 Julian Brown <julian@codesourcery.com>
19406 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
19407 config/arm/linux-atomic.c.
19408 * config/arm/linux-atomic.c: New.
19410 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
19412 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
19413 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
19414 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
19416 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
19419 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
19422 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
19424 PR tree-optimization/38953
19425 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
19426 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
19427 (gloog): Split the exit of the scop when the scop exit is a loop exit.
19428 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
19431 2009-01-24 Paul Brook <paul@codesourcery.com>
19433 * config/arm/neon.md (neon_type): Move to arm.md.
19434 (neon_mov<VSTRUCT>): Add neon_type attribute.
19435 * config/arm/arm.md (neon_type): Move to here.
19436 (conds): Add "unconditioal" and use as default for NEON insns.
19438 2009-01-24 Ben Elliston <bje@au.ibm.com>
19440 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
19441 void *' warning from -Wc++-compat.
19442 * Makefile.in (dominance.o-warn): Remove.
19444 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
19446 PR tree-optimization/38932
19447 * fold-const.c (fold_unary_ignore_overflow): New.
19448 * tree.h (fold_unary_ignore_overflow): Declare.
19449 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
19450 * tree-ssa-sccvn.c (visit_reference_op_load,
19451 simplify_unary_expression): Likewise.
19453 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
19455 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
19456 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
19457 regardless of their type.
19458 * c-common.c (handle_packed_attribute): Don't ignore packed on
19460 * c.opt (Wpacked-bitfield-compat): New warning option.
19461 * stor-layout.c (place_field): Warn if offset of a field changed.
19462 * doc/extend.texi (packed): Mention the ABI change.
19463 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
19464 (Warning Options): Add it to the list.
19466 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
19468 * c-opts.c (c_common_post_options): Fix a typo in comments.
19470 2009-01-22 Steve Ellcey <sje@cup.hp.com>
19472 PR middle-end/38615
19473 * gimplify.c (gimplify_init_constructor): Fix promotion of const
19474 variables to static.
19475 * doc/invoke.texi (-fmerge-all-constants): Update description.
19477 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
19480 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
19481 (*movdi_1_rex64): Use type "mmx" for alternative 5.
19483 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
19485 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
19487 (LOCAL_ALIGNMENT): Similarly.
19489 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
19490 Joseph Myers <joseph@codesourcery.com>
19492 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
19493 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
19494 * config/arm/arm-tune.md: Regenerate.
19495 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
19498 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
19500 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
19501 version number to five.
19503 2009-01-22 Dodji Seketeli <dodji@redhat.com>
19506 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
19507 * c-common.c (set_underlying_type): Likewise.
19508 (is_typedef_decl ): Likewise
19510 (set_underlying_type): Likewise.
19511 (is_typedef_type): Likewise.
19513 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
19515 PR middle-end/38587
19516 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
19519 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
19522 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
19523 (LIBGCC_SPEC): Don't define.
19524 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
19526 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
19528 PR rtl-optimization/38879
19529 * alias.c (base_alias_check): Unaligned access via AND address can
19530 alias all surrounding object types except those with sizes equal
19531 or wider than the size of unaligned access.
19533 2009-01-21 Dodji Seketeli <dodji@redhat.com>
19536 * c-decl.c (clone_underlying_type): Move this ...
19537 * c-common.c (set_underlying_type): ... here.
19538 Also, make sure the function properly sets TYPE_STUB_DECL() on
19539 the newly created typedef variant type.
19540 (is_typedef_decl ): New entry point.
19541 * tree.h: Added a new member member_types_needing_access_check to
19542 struct tree_decl_non_common.
19543 (set_underlying_type): New entry point.
19544 (is_typedef_type): Likewise.
19546 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
19548 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
19549 Check whether two instructions have memory references that
19550 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
19551 are helper functions for traversing.
19552 * alias.h (insn_alias_sets_confilict_p): New prototypes.
19553 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
19554 not to draw dependency edge for instructions with non-conflicting
19557 2009-01-20 Joseph Myers <joseph@codesourcery.com>
19560 * longlong.h: Update copyright years. Use soft-fp license notice.
19561 Sync __clz_tab declaration with glibc.
19563 2009-01-20 Steve Ellcey <sje@cup.hp.com>
19566 * doc/extend.texi (syscall_linkage): New.
19567 (version_id): Modify.
19569 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
19570 Richard Guenther <rguenther@suse.de>
19572 PR tree-optimization/38747
19573 PR tree-optimization/38748
19574 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
19575 conversion if the base address is an indirect reference and the
19576 aliasing sets could cause issues.
19578 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
19580 * common.opt (fgraphite, fgraphite-identity): Add comment for
19581 explaining why these options are not documented.
19583 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
19585 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
19586 gimple_call_lhs is NULL.
19588 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
19591 * emit-rtl.c (adjust_address_1): Make sure memref is never
19594 2009-01-20 Ben Elliston <bje@au.ibm.com>
19596 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
19597 const qualifier from arg parameter. Remove unnecessary cast to char *.
19598 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
19599 const qualifier from arg 2.
19601 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
19603 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
19605 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
19608 * rtl.h (reinit_regs): New prototype.
19609 * regclass.c: Include ira.h.
19610 (reinit_regs): New.
19611 * Makefile.in (regclass.o): Add ira.h.
19612 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
19614 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
19617 * c-common.c (handle_aligned_attribute): Use
19618 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
19619 default alignment value.
19621 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
19623 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
19624 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
19626 * doc/extend.texi: Update __attribute__ ((aligned)). Document
19627 __BIGGEST_ALIGNMENT__.
19629 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
19631 2009-01-18 Richard Guenther <rguenther@suse.de>
19633 PR tree-optimization/38819
19634 * tree-flow.h (operation_could_trap_helper_p): Declare.
19635 * tree-eh.c (operation_could_trap_helper_p): Export.
19636 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
19637 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
19638 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
19639 are about to insert a possibly trapping instruction and fail
19642 2009-01-18 Andreas Schwab <schwab@suse.de>
19644 * doc/install.texi (Configuration): Remove obsolete paragraph
19645 about use of --with-gnu-ld with --with-gnu-as.
19647 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
19649 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
19650 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
19651 Follow spelling conventions.
19653 2009-01-18 Ben Elliston <bje@au.ibm.com>
19655 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
19656 C++ warning about implicit conversion from void * to struct
19658 (bitmap_obstack_free): Likewise for bitmap_element *.
19659 * Makefile.in (bitmap.o-warn): Remove.
19661 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
19663 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
19665 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
19666 Tobias Grosser <tobi.grosser@amd.com>
19668 * graphite.c (graphite_trans_scop_block): Do not block single
19671 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
19673 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
19674 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
19675 test with assertion.
19677 2009-01-16 Richard Guenther <rguenther@suse.de>
19679 PR tree-optimization/38835
19680 PR middle-end/36227
19681 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
19682 and INT + PTR -> (INT)(PTR p+ INT) folding.
19683 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
19685 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
19688 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
19689 the subreg from a lowpart subreg if it is also casting the value.
19691 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
19692 Tobias Grosser <tobi.grosser@amd.com>
19694 * graphite.c (compare_prefix_loops): New.
19695 (build_scop_canonical_schedules): Rewritten.
19696 (graphite_transform_loops): Move build_scop_canonical_schedules
19697 after build_scop_iteration_domain.
19699 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
19700 Tobias Grosser <tobi.grosser@amd.com>
19702 * graphite.c (add_conditions_to_domain): Add the loops to
19703 the dimension of the iteration domain. Do copy the domain
19704 only when it exists.
19705 (build_scop_conditions_1): Do not call add_conditions_to_domain.
19706 (add_conditions_to_constraints): New.
19707 (can_generate_code_stmt, can_generate_code): Removed.
19708 (gloog): Do not call can_generate_code.
19709 (graphite_transform_loops): Call add_conditions_to_constraints
19710 after building the iteration domain.
19712 2009-01-16 Jakub Jelinek <jakub@redhat.com>
19714 PR tree-optimization/38789
19715 * tree-ssa-threadedge.c
19716 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
19717 __builtin_constant_p.
19719 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
19721 * dce.c (delete_unmarked_insns): Reversed the order that insns are
19722 examined before deleting them.
19724 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
19726 * function.c (aggregate_value_p): Correctly extract the function
19727 type from CALL_EXPR_FN lookup.
19729 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
19731 * config/picochip/picochip.c (picochip_override_options): Revert
19732 CFI asm flag disable commited previously.
19734 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
19735 Tobias Grosser <tobi.grosser@amd.com>
19736 Jan Sjodin <jan.sjodin@amd.com>
19738 * graphite.c (scan_tree_for_params): On substractions negate
19739 all the coefficients of the term.
19740 (clast_to_gcc_expression_red): New. Handle reduction expressions
19741 of more than two operands.
19742 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
19743 (get_vdef_before_scop): Handle also the case of default definitions.
19745 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
19747 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
19748 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
19749 Also use them when walking CALL_INSN_FUNCTION_USAGE.
19751 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
19752 Joey Ye <joey.ye@intel.com>
19754 PR middle-end/37843
19755 * cfgexpand.c (expand_stack_alignment): Don't update stack
19756 boundary nor check incoming stack boundary here.
19757 (gimple_expand_cfg): Update stack boundary and check incoming
19758 stack boundary here.
19760 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
19762 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
19764 2009-01-14 Jakub Jelinek <jakub@redhat.com>
19766 PR rtl-optimization/38245
19767 * calls.c (expand_call): Add stack arguments to
19768 CALL_INSN_FUNCTION_USAGE even for pure calls (when
19769 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
19770 in regs and partially in memory or BLKmode arguments.
19771 (emit_library_call_value_1): Add stack arguments to
19772 CALL_INSN_FUNCTION_USAGE even for pure calls (when
19773 ACCUMULATE_OUTGOING_ARGS).
19774 * dce.c: Include tm_p.h.
19775 (find_call_stack_args): New function.
19776 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
19778 (mark_insn): Call find_call_stack_args for CALL_Ps.
19779 (prescan_insns_for_dce): Walk insns backwards in bb rather than
19780 forwards. Allocate and free arg_stores bitmap if needed, pass it
19781 down to deletable_insn_p, don't mark stores set in arg_stores
19782 bitmap, clear the bitmap at the beginning of each bb.
19783 * Makefile.in (dce.o): Depend on $(TM_P_H).
19785 2009-01-14 Michael Meissner <gnu@the-meissners.org>
19788 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
19789 to make sure the insn is a conditional test (bug 22599). Reformat a
19792 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
19794 PR middle-end/38431
19795 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
19796 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
19797 (gloog): Do not call cleanup_tree_cfg.
19798 (graphite_transform_loops): Call cleanup_tree_cfg after all
19799 scops have been code generated.
19801 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
19802 * doc/gty.texi (Invoking the garbage collector): Added new node
19803 and section documenting ggc_collect.
19805 2009-01-14 Richard Guenther <rguenther@suse.de>
19807 PR tree-optimization/38826
19808 PR middle-end/38477
19809 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
19810 initialization notes only if we actually emitted a warning.
19811 (intra_create_variable_infos): Add constraints for a result decl
19812 that is passed by hidden reference.
19813 (build_pred_graph): Mark all related variables non-direct on
19816 2009-01-14 Nick Clifton <nickc@redhat.com>
19818 * ira-conflicts.c: Include addresses.h for the definition of
19820 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
19821 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
19823 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
19826 * Makefile.in (ira-lives.o): Add except.h.
19828 * ira-lives.c: Include except.h.
19829 (process_bb_node_lives): Process can_throw_internal.
19831 2009-01-13 Jakub Jelinek <jakub@redhat.com>
19833 PR rtl-optimization/38774
19834 * combine.c (simplify_set): When undoing cc_use change, don't do
19835 PUT_CODE on the newly created comparison, but instead put back the
19838 2009-01-13 Joseph Myers <joseph@codesourcery.com>
19840 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
19841 values. Remove duplicate arm8 entry.
19843 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
19845 PR tree-optimization/38786
19846 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
19847 the SSA_NAME case of expand_scalar_variables_expr.
19848 Set the type of an expression to the type of its assign statement.
19849 (expand_scalar_variables_expr): Also gather the scalar computation
19850 used to index the memory access. Do not pass loop_p.
19851 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
19852 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
19853 the gimple_stmt_iterator where it inserts new code.
19854 Do not pass loop_p.
19855 (copy_bb_and_scalar_dependences): Do not pass loop_p.
19856 (translate_clast): Update call to copy_bb_and_scalar_dependences.
19858 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
19860 * graphite.h (debug_value): Removed.
19861 * graphite.c (debug_value): Removed.
19863 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
19865 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
19866 ldrd/strd with two 32-bit instructions.
19868 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
19870 * config/arm/arm.c (struct processors): Pass for speed down into
19871 cost helper functions.
19872 (const_ok_for_op): Handle COMPARE and inequality nodes.
19873 (arm_rtx_costs_1): Rewrite.
19874 (arm_size_rtx_costs): Update prototype.
19875 (arm_rtx_costs): Pass speed down to helper functions.
19876 (arm_slowmul_rtx_costs): Rework cost calculations.
19877 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
19878 (arm_9e_rtx_costs): Likewise.
19880 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
19882 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
19883 relocations of local symbols wider than UNITS_PER_WORD are not valid.
19884 (alpha_legitimize_address): Do not split local symbols wider than
19885 UNITS_PER_WORD into HIGH/LO_SUM parts.
19887 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
19890 * gcc.c (process_command): Replace call to execvp with calls
19891 to pex_one and exit.
19893 2009-01-03 Anatoly Sokolov <aesok@post.ru>
19896 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
19897 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
19898 variant for devices with 3-byte PC.
19899 (__tablejump_elpm__): New.
19901 2009-01-12 Jakub Jelinek <jakub@redhat.com>
19904 * c-parser.c (c_parser_postfix_expression): Allow `->' in
19905 offsetof member-designator, handle it as `[0].'.
19907 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19909 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
19910 function when not using named sections on targets with named sections
19911 if branch distance is less than 262132.
19913 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
19915 * combine.c (combine_instructions): Recompute
19916 optimize_this_for_speed_p for each BB in the main combine loop.
19918 2009-01-12 Tomas Bily <tbily@suse.cz>
19921 * tree-loop-distribution.c (prop_phis): New function.
19922 (generate_builtin): Call prop_phis.
19923 * testsuite/gcc.dg/tree-ssa/pr38385.c: New file.
19925 2009-01-12 Jakub Jelinek <jakub@redhat.com>
19927 PR tree-optimization/38807
19928 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
19929 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
19931 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
19933 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
19934 subreg of op0 to the original op0.
19936 2009-01-11 Laurent GUERBY <laurent@guerby.net>
19938 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
19940 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
19943 * mips-tfile.c (parse_def): Fix parsing of def strings
19944 starting with digits.
19946 2009-01-10 Jakub Jelinek <jakub@redhat.com>
19949 * config/arm/arm.c (arm_is_long_call_p): Don't call
19950 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
19952 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
19954 * regrename.c (regrename_optimize): Fix dumping.
19955 (find_oldest_value_reg): Preserve REG_POINTER.
19956 (copy_hardreg_forward_1): Likewise.
19958 2009-01-09 Diego Novillo <dnovillo@google.com>
19960 * gimple.h (struct gimple_statement_base) <uid>: Document
19961 the restrictions on its use.
19962 (gimple_uid): Tidy.
19963 (gimple_set_uid): Tidy.
19965 2009-01-09 Jakub Jelinek <jakub@redhat.com>
19967 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
19968 zero guard even if align_bytes != 0 and count is smaller than
19971 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
19973 PR rtl-optimization/38495
19974 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
19975 (add_range_and_copies_from_move_list): Print all added ranges.
19976 Add ranges to memory optimized destination.
19978 2009-01-09 Jakub Jelinek <jakub@redhat.com>
19982 * config/i386/i386.c (override_options): Reject
19983 -mstringop-strategy=rep_8byte with -m32.
19984 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
19985 to 1. Do count comparison against epilogue_size_needed at compile
19986 time even when count_exp was constant forced into register. For
19987 size_needed don't jump to epilogue, instead just avoid aligning
19988 and invoke the body algorithm. If need_zero_guard, add zero guard
19989 even if count is non-zero, but smaller than size_needed + number of
19990 bytes that could be stored for alignment.
19991 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
19992 to 1. If need_zero_guard, add zero guard even if count is non-zero,
19993 but smaller than size_needed + number of bytes that could be stored
19994 for alignment. Compare size_needed with epilogue_size_needed instead
19995 of desired_align - align, don't adjust size_needed, pass
19996 epilogue_size_needed to the epilogue expanders.
19999 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
20001 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20003 * pa.c (last_address): Change to unsigned.
20004 (update_total_code_bytes): Change argument to unsigned. Don't
20005 check if insn addresses are set.
20006 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
20007 addresses are not set.
20008 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
20010 2009-01-09 Nick Clifton <nickc@redhat.com>
20012 * config/sh/symbian.c: Replace uses of DECL_INLINE with
20013 DECL_DECLARED_INLINE_P.
20015 2009-01-09 Jakub Jelinek <jakub@redhat.com>
20017 PR middle-end/38347
20018 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
20019 GET_MODE (op0) in operand_subword_force calls.
20021 PR middle-end/38771
20022 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
20023 fold_convert arg0 operands to TREE_TYPE (op0) first.
20025 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
20027 * params.def (ira-max-conflict-table-size): Decrease default value
20030 2009-01-08 Jakub Jelinek <jakub@redhat.com>
20032 PR tree-optimization/37031
20033 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
20035 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
20036 allocate it using gc instead of heap, use VEC_quick_push instead of
20038 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
20039 instead of heap, use VEC_quick_push instead of VEC_safe_push.
20040 * tree-data-ref.h (struct access_matrix): Change matrix to gc
20041 allocated vector from heap allocated.
20042 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
20043 * tree-loop-linear.c (linear_transform_loops): Allocate nest
20044 vector only after perfect_loop_nest_depth call.
20046 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
20047 Jan Sjodin <jan.sjodin@amd.com>
20049 PR tree-optimization/38559
20050 * graphite.c (debug_value, copy_constraint,
20051 swap_constraint_variables, scale_constraint_variable, ): New.
20052 (get_lower_bound, get_upper_bound): Removed.
20053 (graphite_trans_bb_strip_mine): Clean up this code that works
20054 only for constant number of iterations. Fully copy upper and
20055 lower bound constraints, not only the constant part of them.
20056 * graphite.h (debug_value): Declared.
20058 2009-01-08 Ira Rosen <irar@il.ibm.com>
20060 PR tree-optimization/37194
20061 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
20062 Don't add the cost of cost model guard in prologue to scalar
20063 outside cost in case of known number of iterations.
20065 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
20066 Alan Modra <amodra@bigpond.net.au>
20068 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
20069 non-word-aligned REG+CONST addressing.
20071 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
20074 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
20075 free_after_compilation when outputting a thunk.
20076 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
20077 Do not call free_after_compilation here.
20079 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
20081 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
20082 (ix86_valid_target_attribute_inner_p): Ditto.
20084 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
20086 PR tree-optimization/38492
20087 PR tree-optimization/38498
20088 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
20089 * tree-chrec.h (scev_is_linear_expression): Declared.
20090 * graphite.c (graphite_cannot_represent_loop_niter): New.
20091 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
20092 (graphite_loop_normal_form): Use gcc_assert.
20093 (scan_tree_for_params): Use CASE_CONVERT.
20094 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
20095 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
20096 Use gcc_assert. Discard scops that contain unhandled cases.
20097 (build_scop_conditions): Return a boolean status for unhandled cases.
20098 (strip_mine_profitable_p): Print the loop number, not its depth.
20099 (is_interchange_valid): Pass the depth of the loop nest, don't
20100 recompute it wrongly.
20101 (graphite_trans_bb_block): Same.
20102 (graphite_trans_bb_block): Print tentative of loop blocking.
20103 (graphite_trans_scop_block): Do not print that the loop has been
20105 (graphite_transform_loops): Do not handle scops that contain condition
20108 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
20110 AVX Programming Reference (December, 2008)
20111 * config/i386/avxintrin.h (_mm256_stream_si256): New.
20112 (_mm256_stream_pd): Likewise.
20113 (_mm256_stream_ps): Likewise.
20115 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
20116 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
20117 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
20118 (bdesc_special_args): Add __builtin_ia32_movntdq256,
20119 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
20120 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
20121 (ix86_expand_special_args_builtin): Likewise.
20123 * config/i386/sse.md (AVXMODEDI): New.
20124 (avx_movnt<mode>): Likewise.
20125 (avx_movnt<mode>): Likewise.
20126 (<sse>_movnt<mode>): Remove AVX support.
20127 (sse2_movntv2di): Likewise.
20129 2009-01-07 Richard Guenther <rguenther@suse.de>
20131 PR middle-end/38751
20132 * fold-const.c (extract_muldiv): Remove obsolete comment.
20133 (fold_plusminus_mult_expr): Undo MINUS_EXPR
20134 to PLUS_EXPR canonicalization for the canonicalization.
20136 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
20138 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
20139 hosted cross-compilers generating less efficient code.
20141 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
20143 * function.h (rtl_data): Add a dbr_scheduled_p field.
20144 * reorg.c (dbr_schedule): Set it.
20145 (gate_handle_delay_slots): Check it.
20146 * config/mips/mips.c (mips_base_delayed_branch): Delete.
20147 (mips_reorg): Check flag_delayed_branch instead of
20148 mips_base_delayed_branch.
20149 (mips_override_options): Don't set mips_base_delayed_branch
20150 or flag_delayed_branch.
20152 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
20154 PR rtl-optimization/38426.
20155 * ira.c (ira): Set current_function_is_leaf earlier.
20157 2009-01-06 Jakub Jelinek <jakub@redhat.com>
20159 PR rtl-optimization/38722
20160 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
20161 too early, only set a flag and modify after last possible
20164 2009-01-06 Janis Johnson <janis187@us.ibm.com>
20167 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
20168 * real.c (decimal_single_format): Correct values of emin and emax.
20169 (decimal_double_format): Ditto.
20170 (decimal_quad_format): Ditto.
20171 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
20172 computation of DECnn_MIN and DECnn_MAX for corrected values of
20173 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
20174 __DECnn_MIN__, and adjust its computation for the corrected value
20177 2009-01-06 Jan Hubicka <jh@suse.cz>
20180 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
20182 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
20184 * doc/contrib.texi (Contributors): Slightly adjust the end note.
20185 Add Robert Clark to the list of testers.
20187 2009-01-06 Jan Hubicka <jh@suse.cz>
20188 Kai Tietz <kai.tietz@onevision.com>
20190 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
20191 * config/i386/i386.c (ix86_expand_call): Add clobbers.
20193 2009-01-06 Jan Hubicka <jh@suse.cz>
20194 Kai Tietz <kai.tietz@onevision.com>
20196 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
20198 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
20199 (ix86_nsaved_regs): Count only general purpose regs.
20200 (ix86_nsaved_sseregs): New.
20201 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
20202 to 16 for w64; compute padding and size of sse reg save area.
20203 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
20204 general purpose regs.
20205 (ix86_emit_save_sse_regs_using_mov): New.
20206 (ix86_expand_prologue): Save SSE regs if needed.
20207 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
20208 (ix86_emit_restore_sse_regs_using_mov): New.
20209 (ix86_expand_epilogue): Save SSE regs if needed.
20211 2009-01-06 Jan Hubicka <jh@suse.cz>
20212 Kai Tietz <kai.tietz@onevision.com>
20214 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
20215 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
20216 functions when accumulate outgoing args is off.
20218 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
20221 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
20222 before using pseudos_have_intersected_live_ranges_p.
20224 * ira-int.h (ira_assert): Always define.
20226 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
20228 AVX Programming Reference (December, 2008)
20229 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
20230 (_mm256_permute2_pd): Likewise.
20231 (_mm_permute2_ps): Likewise.
20232 (_mm256_permute2_ps): Likewise.
20233 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
20234 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
20236 * config/i386/i386.c (ix86_builtins): Remove
20237 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
20238 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
20239 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
20240 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
20241 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
20242 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
20243 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
20244 __builtin_ia32_vpermil2ps256.
20245 (ix86_init_mmx_sse_builtins): Updated.
20246 (ix86_expand_args_builtin): Likewise.
20248 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20250 * pa.c (output_call): Relocate non-jump insns in the delay slot of
20251 long absolute calls when generating PA 2.0 code.
20253 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
20255 PR rtl-optimization/38583
20256 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
20258 * params.def (ira-max-conflict-table-size): New.
20260 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
20262 * ira.h (ira_conflicts_p): New external definition.
20264 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
20265 table. Report this. Return result of building.
20266 (ira_build_conflicts): Use ira_conflicts_p. Check result of
20267 building conflict table.
20269 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
20270 (ira_color): Use ira_conflicts_p.
20272 * global.c: Include ira.h.
20273 (pseudo_for_reload_consideration_p, build_insn_chain): Use
20276 * Makefile.in (global.o): Add ira.h.
20278 * ira-build.c (mark_all_loops_for_removal,
20279 propagate_some_info_from_allocno): New.
20280 (remove_unnecessary_allocnos): Call
20281 propagate_some_info_from_allocno.
20282 (remove_low_level_allocnos): New.
20283 (remove_unnecessary_regions): Add parameter. Call
20284 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
20285 parameter to remove_unnecessary_regions.
20286 (ira_build): Remove all regions but root if the conflict table was
20287 not built. Update conflict hard regs for allocnos crossing calls.
20289 * ira.c (ira_conflicts_p): New global.
20290 (ira): Define and use ira_conflicts_p.
20292 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
20293 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
20294 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
20296 2009-01-06 Ben Elliston <bje@au.ibm.com>
20298 * gengtype-lex.l (YY_NO_INPUT): Define.
20300 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
20303 * c-common.c (handle_vector_size_attribute): Also reject
20304 BOOLEAN_TYPE types.
20306 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
20308 PR tree-optimization/38492
20309 * graphite.c (rename_map_elt, debug_rename_elt,
20310 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
20311 rename_map_elt_info, eq_rename_map_elts,
20312 get_new_name_from_old_name, bb_in_sese_p): Moved around.
20313 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
20314 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
20315 (sese_build_livein_liveouts): New.
20316 (new_sese, free_sese): New.
20317 (new_scop): Call new_sese.
20318 (free_scop): Call free_sese.
20319 (rename_variables_from_edge, rename_phis_end_scop): Removed.
20320 (register_old_new_names): Renamed register_old_and_new_names.
20321 (register_scop_liveout_renames, add_loop_exit_phis,
20322 insert_loop_close_phis, struct igp,
20323 default_liveout_before_guard, add_guard_exit_phis,
20324 insert_guard_phis, copy_renames): New.
20325 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
20326 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
20327 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
20328 (scop_adjust_phis_for_liveouts): New.
20329 (gloog): Call scop_adjust_phis_for_liveouts.
20331 * graphite.h (struct sese): Documented. Added fields liveout,
20332 num_ver and livein.
20333 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
20334 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
20335 (struct scop): Added field liveout_renames.
20336 (SCOP_LIVEOUT_RENAMES): New.
20338 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
20340 PR tree-optimization/38510
20341 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
20342 (translate_clast): Call recompute_all_dominators before
20344 (gloog): Call recompute_all_dominators before graphite_verify.
20346 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
20347 Jan Sjodin <jan.sjodin@amd.com>
20349 PR tree-optimization/38500
20350 * graphite.c (create_sese_edges): Call fix_loop_structure after
20353 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
20355 * config.gcc: Add m32r*-*-rtems*.
20356 * config/m32r/rtems.h: New file.
20358 2009-01-05 Ben Elliston <bje@au.ibm.com>
20360 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
20361 (.po.pox): Likewise.
20362 (po/gcc.pot): Likewise.
20364 2009-01-04 David S. Miller <davem@davemloft.net>
20366 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
20367 (STARTING_FRAME_OFFSET): Always set to zero.
20369 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
20371 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
20372 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
20373 fixed-point types, and vectors of the same.
20375 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
20377 * config/mips/sync.md (*mb_barrier): Rename to...
20378 (*memory_barrier): ...this.
20380 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
20382 * doc/extend.texi (Function Attributes): Move @cindex after @item
20383 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
20384 and put in alphabetical order. Fix 'target' name and put in order.
20385 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
20388 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
20390 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
20391 (memory_barrier): Expand as unspec instead of unspec_volatile.
20392 Remove mem:BLK from insn operands. Use Pmode scratch register.
20393 (*memory_barrier): Define as unspec instead of unspec_volatile.
20394 Use (match_dup 0) as input operand.
20396 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
20397 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
20398 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
20399 scratch register. Remove operand 1.
20400 (*stbar): Define as unspec instead of unspec_volatile.
20401 Use (match_dup 0) as input operand, remove (const_int 8).
20402 (*membar): Define as unspec instead of unspec_volatile.
20403 Use (match_dup 0) as input operand, remove input operand 2.
20405 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
20406 (memory_barrier): Expand as unspec instead of unspec_volatile.
20407 Remove mem:BLK from insn operands. Use Pmode scratch register.
20408 (*memory_barrier): Define as unspec instead of unspec_volatile.
20409 Use (match_dup 0) as input operand.
20411 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
20412 Remove mem:BLK from insn operands. Use Pmode scratch register.
20413 Set volatile flag on operand 0.
20414 (*memory_barrier): New insn pattern.
20416 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
20418 (*memory_barrier): Use (match_dup 0) as input operand.
20420 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
20421 Remove mem:BLK from insn operands. Use Pmode scratch register.
20422 Set volatile flag on operand 0.
20423 (*mb_internal): New insn pattern.
20425 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
20427 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
20429 PR middle-end/38586
20430 * function.c (struct temp_slot): Move to the section of the file
20431 that deals with temp slots. Remove field 'address'.
20432 (temp_slot_address_table): New hash table of address -> temp slot.
20433 (struct temp_slot_address_entry): New struct, items for the table.
20434 (temp_slot_address_compute_hash, temp_slot_address_hash,
20435 temp_slot_address_eq, insert_temp_slot_address): Support functions
20437 (find_temp_slot_from_address): Rewrite to use the new hash table.
20438 (remove_unused_temp_slot_addresses): Remove addresses of temp
20439 slots that have been made available.
20440 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
20441 worker function for remove_unused_temp_slot_addresses.
20442 (assign_stack_temp_for_type): Don't clear the temp slot address list.
20443 Add the temp slot address to the address -> temp slot map.
20444 (update_temp_slot_address): Update via insert_temp_slot_address.
20445 (free_temp_slots): Call remove_unused_temp_slot_addresses.
20446 (pop_temp_slots): Likewise.
20447 (init_temp_slots): Allocate the address -> temp slot map, or empty
20448 the map if it is already allocated.
20449 (prepare_function_start): Initialize temp slot processing.
20451 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
20453 PR middle-end/38584
20454 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
20455 Calculate the size of all stack vars assuming no packing of stack
20456 vars will happen, replacing a quadratic algorithm with a linear one.
20458 2009-01-03 Jakub Jelinek <jakub@redhat.com>
20461 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
20464 2009-01-03 Diego Novillo <dnovillo@google.com>
20466 * doc/contrib.texi: Update contributions.
20468 2009-01-03 Jakub Jelinek <jakub@redhat.com>
20471 * builtins.c (fold_builtin_memory_op): Give up if either operand
20472 is volatile. Set srctype or desttype to non-qualified version
20476 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
20477 and FUNCTION_DECLs.
20479 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
20481 PR rtl-optimization/35805
20482 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
20483 problem if fast dce is able to remove any instructions.
20484 * dce.c (dce_process_block): Fix dump message.
20486 2009-01-02 Mark Mitchell <mark@codesourcery.com>
20489 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
20491 2009-01-02 Jakub Jelinek <jakub@redhat.com>
20493 PR middle-end/38690
20494 * tree-flow.h (op_code_prio, op_prio): New prototypes.
20495 * tree-pretty-print.c (op_code_prio): New function.
20496 (op_prio): No longer static. Use op_code_prio.
20497 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
20498 Use op_prio and op_code_prio to determine if () should be
20499 printed around operand(s) or not.
20501 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
20502 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
20503 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
20504 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
20505 pp_character instead of pp_string for single letter printing.
20507 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
20509 * doc/extend.texi: Fix '#pragma GCC option' typo.
20511 2009-01-02 Richard Guenther <rguenther@suse.de>
20513 * doc/install.texi (--enable-checking): Mention different
20514 default for stage1.
20515 (--enable-stage1-checking): Document.
20517 2009-01-01 Andrew Pinski <pinskia@gmail.com>
20519 PR middle-end/30142
20520 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
20521 case to be an error.
20523 2009-01-02 Ben Elliston <bje@au.ibm.com>
20525 * config/fp-bit.h (pack_d): Constify argument.
20526 * config/fp-bit.c (makenan): Constify return type. Remove casts.
20527 (isnan): Constify argument.
20529 (iszero): Likewise.
20530 (pack_d): Likewise.
20531 (_fpadd_parts): Constify return type.
20532 (_fpmul_parts): Likewise.
20533 (_fpdiv_parts): Likewise.
20535 2009-01-01 Jakub Jelinek <jakub@redhat.com>
20538 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
20539 warn about overwriting initializer with side-effects or
20540 -Woverride-init if !IMPLICIT.
20541 (output_init_element): Likewise. Pass IMPLICIT down to
20543 (process_init_element): Add IMPLICIT argument. Pass it down
20544 to output_init_element.
20545 (push_init_element, pop_init_level, set_designator): Adjust
20546 process_init_element callers.
20547 (set_nonincremental_init, set_nonincremental_init_from_string):
20548 Adjust add_pending_init callers.
20549 (output_pending_init_elements): Adjust output_init_element callers.
20550 * c-tree.h (process_init_element): Adjust prototype.
20551 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
20552 process_init_element callers.
20555 Copyright (C) 2009 Free Software Foundation, Inc.
20557 Copying and distribution of this file, with or without modification,
20558 are permitted in any medium without royalty provided the copyright
20559 notice and this notice are preserved.